diff options
Diffstat (limited to 'drivers')
1819 files changed, 76047 insertions, 28948 deletions
diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c index 9418c73ee8ef..4b0640226986 100644 --- a/drivers/accel/ivpu/ivpu_drv.c +++ b/drivers/accel/ivpu/ivpu_drv.c @@ -480,9 +480,8 @@ static int ivpu_pci_init(struct ivpu_device *vdev) /* Clear any pending errors */ pcie_capability_clear_word(pdev, PCI_EXP_DEVSTA, 0x3f); - /* VPU 37XX does not require 10m D3hot delay */ - if (ivpu_hw_gen(vdev) == IVPU_HW_37XX) - pdev->d3hot_delay = 0; + /* NPU does not require 10m D3hot delay */ + pdev->d3hot_delay = 0; ret = pcim_enable_device(pdev); if (ret) { diff --git a/drivers/accel/ivpu/ivpu_fw.c b/drivers/accel/ivpu/ivpu_fw.c index 6576232f3e67..5fa8bd4603d5 100644 --- a/drivers/accel/ivpu/ivpu_fw.c +++ b/drivers/accel/ivpu/ivpu_fw.c @@ -222,7 +222,6 @@ ivpu_fw_init_wa(struct ivpu_device *vdev) const struct vpu_firmware_header *fw_hdr = (const void *)vdev->fw->file->data; if (IVPU_FW_CHECK_API_VER_LT(vdev, fw_hdr, BOOT, 3, 17) || - (ivpu_hw_gen(vdev) > IVPU_HW_37XX) || (ivpu_test_mode & IVPU_TEST_MODE_D0I3_MSG_DISABLE)) vdev->wa.disable_d0i3_msg = true; diff --git a/drivers/accel/ivpu/ivpu_hw_37xx.c b/drivers/accel/ivpu/ivpu_hw_37xx.c index f15a93d83057..89af1006df55 100644 --- a/drivers/accel/ivpu/ivpu_hw_37xx.c +++ b/drivers/accel/ivpu/ivpu_hw_37xx.c @@ -510,22 +510,12 @@ static int ivpu_boot_pwr_domain_enable(struct ivpu_device *vdev) return ret; } -static int ivpu_boot_pwr_domain_disable(struct ivpu_device *vdev) -{ - ivpu_boot_dpu_active_drive(vdev, false); - ivpu_boot_pwr_island_isolation_drive(vdev, true); - ivpu_boot_pwr_island_trickle_drive(vdev, false); - ivpu_boot_pwr_island_drive(vdev, false); - - return ivpu_boot_wait_for_pwr_island_status(vdev, 0x0); -} - static void ivpu_boot_no_snoop_enable(struct ivpu_device *vdev) { u32 val = REGV_RD32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES); val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, NOSNOOP_OVERRIDE_EN, val); - val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AW_NOSNOOP_OVERRIDE, val); + val = REG_CLR_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AW_NOSNOOP_OVERRIDE, val); val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AR_NOSNOOP_OVERRIDE, val); REGV_WR32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, val); @@ -616,12 +606,37 @@ static int ivpu_hw_37xx_info_init(struct ivpu_device *vdev) return 0; } +static int ivpu_hw_37xx_ip_reset(struct ivpu_device *vdev) +{ + int ret; + u32 val; + + if (IVPU_WA(punit_disabled)) + return 0; + + ret = REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_IP_RESET, TRIGGER, 0, TIMEOUT_US); + if (ret) { + ivpu_err(vdev, "Timed out waiting for TRIGGER bit\n"); + return ret; + } + + val = REGB_RD32(VPU_37XX_BUTTRESS_VPU_IP_RESET); + val = REG_SET_FLD(VPU_37XX_BUTTRESS_VPU_IP_RESET, TRIGGER, val); + REGB_WR32(VPU_37XX_BUTTRESS_VPU_IP_RESET, val); + + ret = REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_IP_RESET, TRIGGER, 0, TIMEOUT_US); + if (ret) + ivpu_err(vdev, "Timed out waiting for RESET completion\n"); + + return ret; +} + static int ivpu_hw_37xx_reset(struct ivpu_device *vdev) { int ret = 0; - if (ivpu_boot_pwr_domain_disable(vdev)) { - ivpu_err(vdev, "Failed to disable power domain\n"); + if (ivpu_hw_37xx_ip_reset(vdev)) { + ivpu_err(vdev, "Failed to reset NPU\n"); ret = -EIO; } @@ -661,6 +676,11 @@ static int ivpu_hw_37xx_power_up(struct ivpu_device *vdev) { int ret; + /* PLL requests may fail when powering down, so issue WP 0 here */ + ret = ivpu_pll_disable(vdev); + if (ret) + ivpu_warn(vdev, "Failed to disable PLL: %d\n", ret); + ret = ivpu_hw_37xx_d0i3_disable(vdev); if (ret) ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret); diff --git a/drivers/accel/ivpu/ivpu_hw_40xx.c b/drivers/accel/ivpu/ivpu_hw_40xx.c index 704288084f37..a1523d0b1ef3 100644 --- a/drivers/accel/ivpu/ivpu_hw_40xx.c +++ b/drivers/accel/ivpu/ivpu_hw_40xx.c @@ -24,7 +24,7 @@ #define SKU_HW_ID_SHIFT 16u #define SKU_HW_ID_MASK 0xffff0000u -#define PLL_CONFIG_DEFAULT 0x1 +#define PLL_CONFIG_DEFAULT 0x0 #define PLL_CDYN_DEFAULT 0x80 #define PLL_EPP_DEFAULT 0x80 #define PLL_REF_CLK_FREQ (50 * 1000000) @@ -530,7 +530,7 @@ static void ivpu_boot_no_snoop_enable(struct ivpu_device *vdev) u32 val = REGV_RD32(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES); val = REG_SET_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, SNOOP_OVERRIDE_EN, val); - val = REG_CLR_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, AW_SNOOP_OVERRIDE, val); + val = REG_SET_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, AW_SNOOP_OVERRIDE, val); val = REG_CLR_FLD(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, AR_SNOOP_OVERRIDE, val); REGV_WR32(VPU_40XX_HOST_IF_TCU_PTW_OVERRIDES, val); @@ -704,7 +704,6 @@ static int ivpu_hw_40xx_info_init(struct ivpu_device *vdev) { struct ivpu_hw_info *hw = vdev->hw; u32 tile_disable; - u32 tile_enable; u32 fuse; fuse = REGB_RD32(VPU_40XX_BUTTRESS_TILE_FUSE); @@ -725,10 +724,6 @@ static int ivpu_hw_40xx_info_init(struct ivpu_device *vdev) else ivpu_dbg(vdev, MISC, "Fuse: All %d tiles enabled\n", TILE_MAX_NUM); - tile_enable = (~tile_disable) & TILE_MAX_MASK; - - hw->sku = REG_SET_FLD_NUM(SKU, HW_ID, LNL_HW_ID, hw->sku); - hw->sku = REG_SET_FLD_NUM(SKU, TILE, tile_enable, hw->sku); hw->tile_fuse = tile_disable; hw->pll.profiling_freq = PLL_PROFILING_FREQ_DEFAULT; diff --git a/drivers/accel/ivpu/ivpu_job.c b/drivers/accel/ivpu/ivpu_job.c index 0440bee3ecaf..e70cfb859339 100644 --- a/drivers/accel/ivpu/ivpu_job.c +++ b/drivers/accel/ivpu/ivpu_job.c @@ -294,7 +294,7 @@ static int ivpu_job_signal_and_destroy(struct ivpu_device *vdev, u32 job_id, u32 return -ENOENT; if (job->file_priv->has_mmu_faults) - job_status = VPU_JSM_STATUS_ABORTED; + job_status = DRM_IVPU_JOB_STATUS_ABORTED; job->bos[CMD_BUF_IDX]->job_status = job_status; dma_fence_signal(job->done_fence); @@ -315,7 +315,7 @@ void ivpu_jobs_abort_all(struct ivpu_device *vdev) unsigned long id; xa_for_each(&vdev->submitted_jobs_xa, id, job) - ivpu_job_signal_and_destroy(vdev, id, VPU_JSM_STATUS_ABORTED); + ivpu_job_signal_and_destroy(vdev, id, DRM_IVPU_JOB_STATUS_ABORTED); } static int ivpu_job_submit(struct ivpu_job *job) diff --git a/drivers/accel/ivpu/ivpu_mmu.c b/drivers/accel/ivpu/ivpu_mmu.c index 9a3122ffce03..91bd640655ab 100644 --- a/drivers/accel/ivpu/ivpu_mmu.c +++ b/drivers/accel/ivpu/ivpu_mmu.c @@ -72,10 +72,10 @@ #define IVPU_MMU_Q_COUNT_LOG2 4 /* 16 entries */ #define IVPU_MMU_Q_COUNT ((u32)1 << IVPU_MMU_Q_COUNT_LOG2) -#define IVPU_MMU_Q_WRAP_BIT (IVPU_MMU_Q_COUNT << 1) -#define IVPU_MMU_Q_WRAP_MASK (IVPU_MMU_Q_WRAP_BIT - 1) -#define IVPU_MMU_Q_IDX_MASK (IVPU_MMU_Q_COUNT - 1) +#define IVPU_MMU_Q_WRAP_MASK GENMASK(IVPU_MMU_Q_COUNT_LOG2, 0) +#define IVPU_MMU_Q_IDX_MASK (IVPU_MMU_Q_COUNT - 1) #define IVPU_MMU_Q_IDX(val) ((val) & IVPU_MMU_Q_IDX_MASK) +#define IVPU_MMU_Q_WRP(val) ((val) & IVPU_MMU_Q_COUNT) #define IVPU_MMU_CMDQ_CMD_SIZE 16 #define IVPU_MMU_CMDQ_SIZE (IVPU_MMU_Q_COUNT * IVPU_MMU_CMDQ_CMD_SIZE) @@ -475,20 +475,32 @@ static int ivpu_mmu_cmdq_wait_for_cons(struct ivpu_device *vdev) return 0; } +static bool ivpu_mmu_queue_is_full(struct ivpu_mmu_queue *q) +{ + return ((IVPU_MMU_Q_IDX(q->prod) == IVPU_MMU_Q_IDX(q->cons)) && + (IVPU_MMU_Q_WRP(q->prod) != IVPU_MMU_Q_WRP(q->cons))); +} + +static bool ivpu_mmu_queue_is_empty(struct ivpu_mmu_queue *q) +{ + return ((IVPU_MMU_Q_IDX(q->prod) == IVPU_MMU_Q_IDX(q->cons)) && + (IVPU_MMU_Q_WRP(q->prod) == IVPU_MMU_Q_WRP(q->cons))); +} + static int ivpu_mmu_cmdq_cmd_write(struct ivpu_device *vdev, const char *name, u64 data0, u64 data1) { - struct ivpu_mmu_queue *q = &vdev->mmu->cmdq; - u64 *queue_buffer = q->base; - int idx = IVPU_MMU_Q_IDX(q->prod) * (IVPU_MMU_CMDQ_CMD_SIZE / sizeof(*queue_buffer)); + struct ivpu_mmu_queue *cmdq = &vdev->mmu->cmdq; + u64 *queue_buffer = cmdq->base; + int idx = IVPU_MMU_Q_IDX(cmdq->prod) * (IVPU_MMU_CMDQ_CMD_SIZE / sizeof(*queue_buffer)); - if (!CIRC_SPACE(IVPU_MMU_Q_IDX(q->prod), IVPU_MMU_Q_IDX(q->cons), IVPU_MMU_Q_COUNT)) { + if (ivpu_mmu_queue_is_full(cmdq)) { ivpu_err(vdev, "Failed to write MMU CMD %s\n", name); return -EBUSY; } queue_buffer[idx] = data0; queue_buffer[idx + 1] = data1; - q->prod = (q->prod + 1) & IVPU_MMU_Q_WRAP_MASK; + cmdq->prod = (cmdq->prod + 1) & IVPU_MMU_Q_WRAP_MASK; ivpu_dbg(vdev, MMU, "CMD write: %s data: 0x%llx 0x%llx\n", name, data0, data1); @@ -560,7 +572,6 @@ static int ivpu_mmu_reset(struct ivpu_device *vdev) mmu->cmdq.cons = 0; memset(mmu->evtq.base, 0, IVPU_MMU_EVTQ_SIZE); - clflush_cache_range(mmu->evtq.base, IVPU_MMU_EVTQ_SIZE); mmu->evtq.prod = 0; mmu->evtq.cons = 0; @@ -874,14 +885,10 @@ static u32 *ivpu_mmu_get_event(struct ivpu_device *vdev) u32 *evt = evtq->base + (idx * IVPU_MMU_EVTQ_CMD_SIZE); evtq->prod = REGV_RD32(IVPU_MMU_REG_EVTQ_PROD_SEC); - if (!CIRC_CNT(IVPU_MMU_Q_IDX(evtq->prod), IVPU_MMU_Q_IDX(evtq->cons), IVPU_MMU_Q_COUNT)) + if (ivpu_mmu_queue_is_empty(evtq)) return NULL; - clflush_cache_range(evt, IVPU_MMU_EVTQ_CMD_SIZE); - evtq->cons = (evtq->cons + 1) & IVPU_MMU_Q_WRAP_MASK; - REGV_WR32(IVPU_MMU_REG_EVTQ_CONS_SEC, evtq->cons); - return evt; } @@ -902,6 +909,7 @@ void ivpu_mmu_irq_evtq_handler(struct ivpu_device *vdev) } ivpu_mmu_user_context_mark_invalid(vdev, ssid); + REGV_WR32(IVPU_MMU_REG_EVTQ_CONS_SEC, vdev->mmu->evtq.cons); } } diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c index f501f27ebafd..5f73854234ba 100644 --- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -58,11 +58,14 @@ static int ivpu_suspend(struct ivpu_device *vdev) { int ret; + /* Save PCI state before powering down as it sometimes gets corrupted if NPU hangs */ + pci_save_state(to_pci_dev(vdev->drm.dev)); + ret = ivpu_shutdown(vdev); - if (ret) { + if (ret) ivpu_err(vdev, "Failed to shutdown VPU: %d\n", ret); - return ret; - } + + pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot); return ret; } @@ -71,6 +74,9 @@ static int ivpu_resume(struct ivpu_device *vdev) { int ret; + pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D0); + pci_restore_state(to_pci_dev(vdev->drm.dev)); + retry: ret = ivpu_hw_power_up(vdev); if (ret) { @@ -120,15 +126,20 @@ static void ivpu_pm_recovery_work(struct work_struct *work) ivpu_fw_log_dump(vdev); -retry: - ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev)); - if (ret == -EAGAIN && !drm_dev_is_unplugged(&vdev->drm)) { - cond_resched(); - goto retry; - } + atomic_inc(&vdev->pm->reset_counter); + atomic_set(&vdev->pm->reset_pending, 1); + down_write(&vdev->pm->reset_lock); + + ivpu_suspend(vdev); + ivpu_pm_prepare_cold_boot(vdev); + ivpu_jobs_abort_all(vdev); + + ret = ivpu_resume(vdev); + if (ret) + ivpu_err(vdev, "Failed to resume NPU: %d\n", ret); - if (ret && ret != -EAGAIN) - ivpu_err(vdev, "Failed to reset VPU: %d\n", ret); + up_write(&vdev->pm->reset_lock); + atomic_set(&vdev->pm->reset_pending, 0); kobject_uevent_env(&vdev->drm.dev->kobj, KOBJ_CHANGE, evt); pm_runtime_mark_last_busy(vdev->drm.dev); @@ -200,9 +211,6 @@ int ivpu_pm_suspend_cb(struct device *dev) ivpu_suspend(vdev); ivpu_pm_prepare_warm_boot(vdev); - pci_save_state(to_pci_dev(dev)); - pci_set_power_state(to_pci_dev(dev), PCI_D3hot); - ivpu_dbg(vdev, PM, "Suspend done.\n"); return 0; @@ -216,9 +224,6 @@ int ivpu_pm_resume_cb(struct device *dev) ivpu_dbg(vdev, PM, "Resume..\n"); - pci_set_power_state(to_pci_dev(dev), PCI_D0); - pci_restore_state(to_pci_dev(dev)); - ret = ivpu_resume(vdev); if (ret) ivpu_err(vdev, "Failed to resume: %d\n", ret); diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index 7b7c605166e0..ab2a82cb1b0b 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -26,7 +26,6 @@ #include <linux/interrupt.h> #include <linux/timer.h> #include <linux/cper.h> -#include <linux/cxl-event.h> #include <linux/platform_device.h> #include <linux/mutex.h> #include <linux/ratelimit.h> @@ -674,78 +673,6 @@ static void ghes_defer_non_standard_event(struct acpi_hest_generic_data *gdata, schedule_work(&entry->work); } -/* - * Only a single callback can be registered for CXL CPER events. - */ -static DECLARE_RWSEM(cxl_cper_rw_sem); -static cxl_cper_callback cper_callback; - -/* CXL Event record UUIDs are formatted as GUIDs and reported in section type */ - -/* - * General Media Event Record - * CXL rev 3.0 Section 8.2.9.2.1.1; Table 8-43 - */ -#define CPER_SEC_CXL_GEN_MEDIA_GUID \ - GUID_INIT(0xfbcd0a77, 0xc260, 0x417f, \ - 0x85, 0xa9, 0x08, 0x8b, 0x16, 0x21, 0xeb, 0xa6) - -/* - * DRAM Event Record - * CXL rev 3.0 section 8.2.9.2.1.2; Table 8-44 - */ -#define CPER_SEC_CXL_DRAM_GUID \ - GUID_INIT(0x601dcbb3, 0x9c06, 0x4eab, \ - 0xb8, 0xaf, 0x4e, 0x9b, 0xfb, 0x5c, 0x96, 0x24) - -/* - * Memory Module Event Record - * CXL rev 3.0 section 8.2.9.2.1.3; Table 8-45 - */ -#define CPER_SEC_CXL_MEM_MODULE_GUID \ - GUID_INIT(0xfe927475, 0xdd59, 0x4339, \ - 0xa5, 0x86, 0x79, 0xba, 0xb1, 0x13, 0xb7, 0x74) - -static void cxl_cper_post_event(enum cxl_event_type event_type, - struct cxl_cper_event_rec *rec) -{ - if (rec->hdr.length <= sizeof(rec->hdr) || - rec->hdr.length > sizeof(*rec)) { - pr_err(FW_WARN "CXL CPER Invalid section length (%u)\n", - rec->hdr.length); - return; - } - - if (!(rec->hdr.validation_bits & CPER_CXL_COMP_EVENT_LOG_VALID)) { - pr_err(FW_WARN "CXL CPER invalid event\n"); - return; - } - - guard(rwsem_read)(&cxl_cper_rw_sem); - if (cper_callback) - cper_callback(event_type, rec); -} - -int cxl_cper_register_callback(cxl_cper_callback callback) -{ - guard(rwsem_write)(&cxl_cper_rw_sem); - if (cper_callback) - return -EINVAL; - cper_callback = callback; - return 0; -} -EXPORT_SYMBOL_NS_GPL(cxl_cper_register_callback, CXL); - -int cxl_cper_unregister_callback(cxl_cper_callback callback) -{ - guard(rwsem_write)(&cxl_cper_rw_sem); - if (callback != cper_callback) - return -EINVAL; - cper_callback = NULL; - return 0; -} -EXPORT_SYMBOL_NS_GPL(cxl_cper_unregister_callback, CXL); - static bool ghes_do_proc(struct ghes *ghes, const struct acpi_hest_generic_status *estatus) { @@ -780,22 +707,6 @@ static bool ghes_do_proc(struct ghes *ghes, } else if (guid_equal(sec_type, &CPER_SEC_PROC_ARM)) { queued = ghes_handle_arm_hw_error(gdata, sev, sync); - } else if (guid_equal(sec_type, &CPER_SEC_CXL_GEN_MEDIA_GUID)) { - struct cxl_cper_event_rec *rec = - acpi_hest_get_payload(gdata); - - cxl_cper_post_event(CXL_CPER_EVENT_GEN_MEDIA, rec); - } else if (guid_equal(sec_type, &CPER_SEC_CXL_DRAM_GUID)) { - struct cxl_cper_event_rec *rec = - acpi_hest_get_payload(gdata); - - cxl_cper_post_event(CXL_CPER_EVENT_DRAM, rec); - } else if (guid_equal(sec_type, - &CPER_SEC_CXL_MEM_MODULE_GUID)) { - struct cxl_cper_event_rec *rec = - acpi_hest_get_payload(gdata); - - cxl_cper_post_event(CXL_CPER_EVENT_MEM_MODULE, rec); } else { void *err = acpi_hest_get_payload(gdata); diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index dbdee2924594..02255795b800 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -525,10 +525,12 @@ static void acpi_ec_clear(struct acpi_ec *ec) static void acpi_ec_enable_event(struct acpi_ec *ec) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); if (acpi_ec_started(ec)) __acpi_ec_enable_event(ec); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); /* Drain additional events if hardware requires that */ if (EC_FLAGS_CLEAR_ON_RESUME) @@ -544,9 +546,11 @@ static void __acpi_ec_flush_work(void) static void acpi_ec_disable_event(struct acpi_ec *ec) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); __acpi_ec_disable_event(ec); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); /* * When ec_freeze_events is true, we need to flush events in @@ -567,9 +571,10 @@ void acpi_ec_flush_work(void) static bool acpi_ec_guard_event(struct acpi_ec *ec) { + unsigned long flags; bool guarded; - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); /* * If firmware SCI_EVT clearing timing is "event", we actually * don't know when the SCI_EVT will be cleared by firmware after @@ -585,29 +590,31 @@ static bool acpi_ec_guard_event(struct acpi_ec *ec) guarded = ec_event_clearing == ACPI_EC_EVT_TIMING_EVENT && ec->event_state != EC_EVENT_READY && (!ec->curr || ec->curr->command != ACPI_EC_COMMAND_QUERY); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); return guarded; } static int ec_transaction_polled(struct acpi_ec *ec) { + unsigned long flags; int ret = 0; - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); if (ec->curr && (ec->curr->flags & ACPI_EC_COMMAND_POLL)) ret = 1; - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); return ret; } static int ec_transaction_completed(struct acpi_ec *ec) { + unsigned long flags; int ret = 0; - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); if (ec->curr && (ec->curr->flags & ACPI_EC_COMMAND_COMPLETE)) ret = 1; - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); return ret; } @@ -749,6 +756,7 @@ static int ec_guard(struct acpi_ec *ec) static int ec_poll(struct acpi_ec *ec) { + unsigned long flags; int repeat = 5; /* number of command restarts */ while (repeat--) { @@ -757,14 +765,14 @@ static int ec_poll(struct acpi_ec *ec) do { if (!ec_guard(ec)) return 0; - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); advance_transaction(ec, false); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } while (time_before(jiffies, delay)); pr_debug("controller reset, restart transaction\n"); - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); start_transaction(ec); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } return -ETIME; } @@ -772,10 +780,11 @@ static int ec_poll(struct acpi_ec *ec) static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, struct transaction *t) { + unsigned long tmp; int ret = 0; /* start transaction */ - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, tmp); /* Enable GPE for command processing (IBF=0/OBF=1) */ if (!acpi_ec_submit_flushable_request(ec)) { ret = -EINVAL; @@ -786,11 +795,11 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, ec->curr = t; ec_dbg_req("Command(%s) started", acpi_ec_cmd_string(t->command)); start_transaction(ec); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, tmp); ret = ec_poll(ec); - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, tmp); if (t->irq_count == ec_storm_threshold) acpi_ec_unmask_events(ec); ec_dbg_req("Command(%s) stopped", acpi_ec_cmd_string(t->command)); @@ -799,7 +808,7 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec, acpi_ec_complete_request(ec); ec_dbg_ref(ec, "Decrease command"); unlock: - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, tmp); return ret; } @@ -927,7 +936,9 @@ EXPORT_SYMBOL(ec_get_handle); static void acpi_ec_start(struct acpi_ec *ec, bool resuming) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); if (!test_and_set_bit(EC_FLAGS_STARTED, &ec->flags)) { ec_dbg_drv("Starting EC"); /* Enable GPE for event processing (SCI_EVT=1) */ @@ -937,28 +948,31 @@ static void acpi_ec_start(struct acpi_ec *ec, bool resuming) } ec_log_drv("EC started"); } - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } static bool acpi_ec_stopped(struct acpi_ec *ec) { + unsigned long flags; bool flushed; - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); flushed = acpi_ec_flushed(ec); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); return flushed; } static void acpi_ec_stop(struct acpi_ec *ec, bool suspending) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); if (acpi_ec_started(ec)) { ec_dbg_drv("Stopping EC"); set_bit(EC_FLAGS_STOPPED, &ec->flags); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); wait_event(ec->wait, acpi_ec_stopped(ec)); - spin_lock(&ec->lock); + spin_lock_irqsave(&ec->lock, flags); /* Disable GPE for event processing (SCI_EVT=1) */ if (!suspending) { acpi_ec_complete_request(ec); @@ -969,25 +983,29 @@ static void acpi_ec_stop(struct acpi_ec *ec, bool suspending) clear_bit(EC_FLAGS_STOPPED, &ec->flags); ec_log_drv("EC stopped"); } - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } static void acpi_ec_enter_noirq(struct acpi_ec *ec) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); ec->busy_polling = true; ec->polling_guard = 0; ec_log_drv("interrupt blocked"); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } static void acpi_ec_leave_noirq(struct acpi_ec *ec) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); ec->busy_polling = ec_busy_polling; ec->polling_guard = ec_polling_guard; ec_log_drv("interrupt unblocked"); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } void acpi_ec_block_transactions(void) @@ -1119,9 +1137,9 @@ static void acpi_ec_event_processor(struct work_struct *work) ec_dbg_evt("Query(0x%02x) stopped", handler->query_bit); - spin_lock(&ec->lock); + spin_lock_irq(&ec->lock); ec->queries_in_progress--; - spin_unlock(&ec->lock); + spin_unlock_irq(&ec->lock); acpi_ec_put_query_handler(handler); kfree(q); @@ -1184,12 +1202,12 @@ static int acpi_ec_submit_query(struct acpi_ec *ec) */ ec_dbg_evt("Query(0x%02x) scheduled", value); - spin_lock(&ec->lock); + spin_lock_irq(&ec->lock); ec->queries_in_progress++; queue_work(ec_query_wq, &q->work); - spin_unlock(&ec->lock); + spin_unlock_irq(&ec->lock); return 0; @@ -1205,14 +1223,14 @@ static void acpi_ec_event_handler(struct work_struct *work) ec_dbg_evt("Event started"); - spin_lock(&ec->lock); + spin_lock_irq(&ec->lock); while (ec->events_to_process) { - spin_unlock(&ec->lock); + spin_unlock_irq(&ec->lock); acpi_ec_submit_query(ec); - spin_lock(&ec->lock); + spin_lock_irq(&ec->lock); ec->events_to_process--; } @@ -1229,11 +1247,11 @@ static void acpi_ec_event_handler(struct work_struct *work) ec_dbg_evt("Event stopped"); - spin_unlock(&ec->lock); + spin_unlock_irq(&ec->lock); guard_timeout = !!ec_guard(ec); - spin_lock(&ec->lock); + spin_lock_irq(&ec->lock); /* Take care of SCI_EVT unless someone else is doing that. */ if (guard_timeout && !ec->curr) @@ -1246,7 +1264,7 @@ static void acpi_ec_event_handler(struct work_struct *work) ec->events_in_progress--; - spin_unlock(&ec->lock); + spin_unlock_irq(&ec->lock); } static void clear_gpe_and_advance_transaction(struct acpi_ec *ec, bool interrupt) @@ -1271,11 +1289,13 @@ static void clear_gpe_and_advance_transaction(struct acpi_ec *ec, bool interrupt static void acpi_ec_handle_interrupt(struct acpi_ec *ec) { - spin_lock(&ec->lock); + unsigned long flags; + + spin_lock_irqsave(&ec->lock, flags); clear_gpe_and_advance_transaction(ec, true); - spin_unlock(&ec->lock); + spin_unlock_irqrestore(&ec->lock, flags); } static u32 acpi_ec_gpe_handler(acpi_handle gpe_device, @@ -2085,7 +2105,7 @@ bool acpi_ec_dispatch_gpe(void) * Dispatch the EC GPE in-band, but do not report wakeup in any case * to allow the caller to process events properly after that. */ - spin_lock(&first_ec->lock); + spin_lock_irq(&first_ec->lock); if (acpi_ec_gpe_status_set(first_ec)) { pm_pr_dbg("ACPI EC GPE status set\n"); @@ -2094,7 +2114,7 @@ bool acpi_ec_dispatch_gpe(void) work_in_progress = acpi_ec_work_in_progress(first_ec); } - spin_unlock(&first_ec->lock); + spin_unlock_irq(&first_ec->lock); if (!work_in_progress) return false; @@ -2107,11 +2127,11 @@ bool acpi_ec_dispatch_gpe(void) pm_pr_dbg("ACPI EC work flushed\n"); - spin_lock(&first_ec->lock); + spin_lock_irq(&first_ec->lock); work_in_progress = acpi_ec_work_in_progress(first_ec); - spin_unlock(&first_ec->lock); + spin_unlock_irq(&first_ec->lock); } while (work_in_progress && !pm_wakeup_pending()); return false; diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 42b51c9812a0..928ec93c6b45 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -116,15 +116,14 @@ config SATA_AHCI If unsure, say N. config SATA_MOBILE_LPM_POLICY - int "Default SATA Link Power Management policy for low power chipsets" + int "Default SATA Link Power Management policy" range 0 4 default 0 depends on SATA_AHCI help Select the Default SATA Link Power Management (LPM) policy to use for chipsets / "South Bridges" supporting low-power modes. Such - chipsets are typically found on most laptops but desktops and - servers now also widely use chipsets supporting low power modes. + chipsets are ubiquitous across laptops, desktops and servers. The value set has the following meanings: 0 => Keep firmware settings diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index da2e74fce2d9..78570684ff68 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -50,11 +50,18 @@ enum board_ids { board_ahci, board_ahci_43bit_dma, board_ahci_ign_iferr, - board_ahci_low_power, board_ahci_no_debounce_delay, - board_ahci_nomsi, - board_ahci_noncq, - board_ahci_nosntf, + board_ahci_no_msi, + /* + * board_ahci_pcs_quirk is for legacy Intel platforms. + * Modern Intel platforms should use board_ahci instead. + * (Some modern Intel platforms might have been added with + * board_ahci_pcs_quirk, however, we cannot change them to board_ahci + * without testing that the platform actually works without the quirk.) + */ + board_ahci_pcs_quirk, + board_ahci_pcs_quirk_no_devslp, + board_ahci_pcs_quirk_no_sntf, board_ahci_yes_fbs, /* board IDs for specific chipsets in alphabetical order */ @@ -68,12 +75,6 @@ enum board_ids { board_ahci_sb700, /* for SB700 and SB800 */ board_ahci_vt8251, - /* - * board IDs for Intel chipsets that support more than 6 ports - * *and* end up needing the PCS quirk. - */ - board_ahci_pcs7, - /* aliases */ board_ahci_mcp_linux = board_ahci_mcp65, board_ahci_mcp67 = board_ahci_mcp65, @@ -143,36 +144,38 @@ static const struct ata_port_info ahci_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_low_power] = { - AHCI_HFLAGS (AHCI_HFLAG_USE_LPM_POLICY), + [board_ahci_no_debounce_delay] = { .flags = AHCI_FLAG_COMMON, + .link_flags = ATA_LFLAG_NO_DEBOUNCE_DELAY, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_no_debounce_delay] = { + [board_ahci_no_msi] = { + AHCI_HFLAGS (AHCI_HFLAG_NO_MSI), .flags = AHCI_FLAG_COMMON, - .link_flags = ATA_LFLAG_NO_DEBOUNCE_DELAY, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_nomsi] = { - AHCI_HFLAGS (AHCI_HFLAG_NO_MSI), + [board_ahci_pcs_quirk] = { + AHCI_HFLAGS (AHCI_HFLAG_INTEL_PCS_QUIRK), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_noncq] = { - AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ), + [board_ahci_pcs_quirk_no_devslp] = { + AHCI_HFLAGS (AHCI_HFLAG_INTEL_PCS_QUIRK | + AHCI_HFLAG_NO_DEVSLP), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_nosntf] = { - AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF), + [board_ahci_pcs_quirk_no_sntf] = { + AHCI_HFLAGS (AHCI_HFLAG_INTEL_PCS_QUIRK | + AHCI_HFLAG_NO_SNTF), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, @@ -194,6 +197,7 @@ static const struct ata_port_info ahci_port_info[] = { .port_ops = &ahci_ops, }, [board_ahci_avn] = { + AHCI_HFLAGS (AHCI_HFLAG_INTEL_PCS_QUIRK), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, @@ -252,119 +256,113 @@ static const struct ata_port_info ahci_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &ahci_vt8251_ops, }, - [board_ahci_pcs7] = { - .flags = AHCI_FLAG_COMMON, - .pio_mask = ATA_PIO4, - .udma_mask = ATA_UDMA6, - .port_ops = &ahci_ops, - }, }; static const struct pci_device_id ahci_pci_tbl[] = { /* Intel */ - { PCI_VDEVICE(INTEL, 0x06d6), board_ahci }, /* Comet Lake PCH-H RAID */ - { PCI_VDEVICE(INTEL, 0x2652), board_ahci }, /* ICH6 */ - { PCI_VDEVICE(INTEL, 0x2653), board_ahci }, /* ICH6M */ - { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ - { PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */ - { PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */ + { PCI_VDEVICE(INTEL, 0x06d6), board_ahci_pcs_quirk }, /* Comet Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x2652), board_ahci_pcs_quirk }, /* ICH6 */ + { PCI_VDEVICE(INTEL, 0x2653), board_ahci_pcs_quirk }, /* ICH6M */ + { PCI_VDEVICE(INTEL, 0x27c1), board_ahci_pcs_quirk }, /* ICH7 */ + { PCI_VDEVICE(INTEL, 0x27c5), board_ahci_pcs_quirk }, /* ICH7M */ + { PCI_VDEVICE(INTEL, 0x27c3), board_ahci_pcs_quirk }, /* ICH7R */ { PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */ - { PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */ - { PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */ - { PCI_VDEVICE(INTEL, 0x2683), board_ahci }, /* ESB2 */ - { PCI_VDEVICE(INTEL, 0x27c6), board_ahci }, /* ICH7-M DH */ - { PCI_VDEVICE(INTEL, 0x2821), board_ahci }, /* ICH8 */ - { PCI_VDEVICE(INTEL, 0x2822), board_ahci_nosntf }, /* ICH8/Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0x2824), board_ahci }, /* ICH8 */ - { PCI_VDEVICE(INTEL, 0x2829), board_ahci }, /* ICH8M */ - { PCI_VDEVICE(INTEL, 0x282a), board_ahci }, /* ICH8M */ - { PCI_VDEVICE(INTEL, 0x2922), board_ahci }, /* ICH9 */ - { PCI_VDEVICE(INTEL, 0x2923), board_ahci }, /* ICH9 */ - { PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */ - { PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */ - { PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */ - { PCI_VDEVICE(INTEL, 0x2929), board_ahci_low_power }, /* ICH9M */ - { PCI_VDEVICE(INTEL, 0x292a), board_ahci_low_power }, /* ICH9M */ - { PCI_VDEVICE(INTEL, 0x292b), board_ahci_low_power }, /* ICH9M */ - { PCI_VDEVICE(INTEL, 0x292c), board_ahci_low_power }, /* ICH9M */ - { PCI_VDEVICE(INTEL, 0x292f), board_ahci_low_power }, /* ICH9M */ - { PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */ - { PCI_VDEVICE(INTEL, 0x294e), board_ahci_low_power }, /* ICH9M */ - { PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */ - { PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */ - { PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */ - { PCI_VDEVICE(INTEL, 0x3a22), board_ahci }, /* ICH10 */ - { PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */ - { PCI_VDEVICE(INTEL, 0x3b22), board_ahci }, /* PCH AHCI */ - { PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */ - { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ - { PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */ - { PCI_VDEVICE(INTEL, 0x3b29), board_ahci_low_power }, /* PCH M AHCI */ - { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ - { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_low_power }, /* PCH M RAID */ - { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ - { PCI_VDEVICE(INTEL, 0x19b0), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b1), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b2), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b3), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b4), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b5), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b6), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19b7), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19bE), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19bF), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c0), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c1), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c2), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c3), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c4), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c5), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c6), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19c7), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19cE), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x19cF), board_ahci_pcs7 }, /* DNV AHCI */ - { PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */ - { PCI_VDEVICE(INTEL, 0x1c03), board_ahci_low_power }, /* CPT M AHCI */ - { PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */ - { PCI_VDEVICE(INTEL, 0x1c05), board_ahci_low_power }, /* CPT M RAID */ - { PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */ - { PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */ - { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */ - { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */ - { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */ - { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ - { PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */ - { PCI_VDEVICE(INTEL, 0x1e03), board_ahci_low_power }, /* Panther M AHCI */ - { PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */ - { PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */ - { PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */ - { PCI_VDEVICE(INTEL, 0x1e07), board_ahci_low_power }, /* Panther M RAID */ - { PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */ - { PCI_VDEVICE(INTEL, 0x8c03), board_ahci_low_power }, /* Lynx M AHCI */ - { PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c05), board_ahci_low_power }, /* Lynx M RAID */ - { PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c07), board_ahci_low_power }, /* Lynx M RAID */ - { PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_low_power }, /* Lynx M RAID */ - { PCI_VDEVICE(INTEL, 0x9c02), board_ahci_low_power }, /* Lynx LP AHCI */ - { PCI_VDEVICE(INTEL, 0x9c03), board_ahci_low_power }, /* Lynx LP AHCI */ - { PCI_VDEVICE(INTEL, 0x9c04), board_ahci_low_power }, /* Lynx LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c05), board_ahci_low_power }, /* Lynx LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c06), board_ahci_low_power }, /* Lynx LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c07), board_ahci_low_power }, /* Lynx LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_low_power }, /* Lynx LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_low_power }, /* Lynx LP RAID */ - { PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_low_power }, /* Cannon Lake PCH-LP AHCI */ - { PCI_VDEVICE(INTEL, 0x1f22), board_ahci }, /* Avoton AHCI */ - { PCI_VDEVICE(INTEL, 0x1f23), board_ahci }, /* Avoton AHCI */ - { PCI_VDEVICE(INTEL, 0x1f24), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f25), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f26), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f27), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f2e), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f2f), board_ahci }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x2681), board_ahci_pcs_quirk }, /* ESB2 */ + { PCI_VDEVICE(INTEL, 0x2682), board_ahci_pcs_quirk }, /* ESB2 */ + { PCI_VDEVICE(INTEL, 0x2683), board_ahci_pcs_quirk }, /* ESB2 */ + { PCI_VDEVICE(INTEL, 0x27c6), board_ahci_pcs_quirk }, /* ICH7-M DH */ + { PCI_VDEVICE(INTEL, 0x2821), board_ahci_pcs_quirk }, /* ICH8 */ + { PCI_VDEVICE(INTEL, 0x2822), board_ahci_pcs_quirk_no_sntf }, /* ICH8/Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0x2824), board_ahci_pcs_quirk }, /* ICH8 */ + { PCI_VDEVICE(INTEL, 0x2829), board_ahci_pcs_quirk }, /* ICH8M */ + { PCI_VDEVICE(INTEL, 0x282a), board_ahci_pcs_quirk }, /* ICH8M */ + { PCI_VDEVICE(INTEL, 0x2922), board_ahci_pcs_quirk }, /* ICH9 */ + { PCI_VDEVICE(INTEL, 0x2923), board_ahci_pcs_quirk }, /* ICH9 */ + { PCI_VDEVICE(INTEL, 0x2924), board_ahci_pcs_quirk }, /* ICH9 */ + { PCI_VDEVICE(INTEL, 0x2925), board_ahci_pcs_quirk }, /* ICH9 */ + { PCI_VDEVICE(INTEL, 0x2927), board_ahci_pcs_quirk }, /* ICH9 */ + { PCI_VDEVICE(INTEL, 0x2929), board_ahci_pcs_quirk }, /* ICH9M */ + { PCI_VDEVICE(INTEL, 0x292a), board_ahci_pcs_quirk }, /* ICH9M */ + { PCI_VDEVICE(INTEL, 0x292b), board_ahci_pcs_quirk }, /* ICH9M */ + { PCI_VDEVICE(INTEL, 0x292c), board_ahci_pcs_quirk }, /* ICH9M */ + { PCI_VDEVICE(INTEL, 0x292f), board_ahci_pcs_quirk }, /* ICH9M */ + { PCI_VDEVICE(INTEL, 0x294d), board_ahci_pcs_quirk }, /* ICH9 */ + { PCI_VDEVICE(INTEL, 0x294e), board_ahci_pcs_quirk }, /* ICH9M */ + { PCI_VDEVICE(INTEL, 0x502a), board_ahci_pcs_quirk }, /* Tolapai */ + { PCI_VDEVICE(INTEL, 0x502b), board_ahci_pcs_quirk }, /* Tolapai */ + { PCI_VDEVICE(INTEL, 0x3a05), board_ahci_pcs_quirk }, /* ICH10 */ + { PCI_VDEVICE(INTEL, 0x3a22), board_ahci_pcs_quirk }, /* ICH10 */ + { PCI_VDEVICE(INTEL, 0x3a25), board_ahci_pcs_quirk }, /* ICH10 */ + { PCI_VDEVICE(INTEL, 0x3b22), board_ahci_pcs_quirk }, /* PCH AHCI */ + { PCI_VDEVICE(INTEL, 0x3b23), board_ahci_pcs_quirk }, /* PCH AHCI */ + { PCI_VDEVICE(INTEL, 0x3b24), board_ahci_pcs_quirk }, /* PCH RAID */ + { PCI_VDEVICE(INTEL, 0x3b25), board_ahci_pcs_quirk }, /* PCH RAID */ + { PCI_VDEVICE(INTEL, 0x3b29), board_ahci_pcs_quirk }, /* PCH M AHCI */ + { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci_pcs_quirk }, /* PCH RAID */ + { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_pcs_quirk }, /* PCH M RAID */ + { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci_pcs_quirk }, /* PCH AHCI */ + { PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b2), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b3), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b4), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b5), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b6), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b7), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19bE), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19bF), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c0), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c1), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c2), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c3), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c4), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c5), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c7), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x1c02), board_ahci_pcs_quirk }, /* CPT AHCI */ + { PCI_VDEVICE(INTEL, 0x1c03), board_ahci_pcs_quirk }, /* CPT M AHCI */ + { PCI_VDEVICE(INTEL, 0x1c04), board_ahci_pcs_quirk }, /* CPT RAID */ + { PCI_VDEVICE(INTEL, 0x1c05), board_ahci_pcs_quirk }, /* CPT M RAID */ + { PCI_VDEVICE(INTEL, 0x1c06), board_ahci_pcs_quirk }, /* CPT RAID */ + { PCI_VDEVICE(INTEL, 0x1c07), board_ahci_pcs_quirk }, /* CPT RAID */ + { PCI_VDEVICE(INTEL, 0x1d02), board_ahci_pcs_quirk }, /* PBG AHCI */ + { PCI_VDEVICE(INTEL, 0x1d04), board_ahci_pcs_quirk }, /* PBG RAID */ + { PCI_VDEVICE(INTEL, 0x1d06), board_ahci_pcs_quirk }, /* PBG RAID */ + { PCI_VDEVICE(INTEL, 0x2323), board_ahci_pcs_quirk }, /* DH89xxCC AHCI */ + { PCI_VDEVICE(INTEL, 0x1e02), board_ahci_pcs_quirk }, /* Panther Point AHCI */ + { PCI_VDEVICE(INTEL, 0x1e03), board_ahci_pcs_quirk }, /* Panther M AHCI */ + { PCI_VDEVICE(INTEL, 0x1e04), board_ahci_pcs_quirk }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e05), board_ahci_pcs_quirk }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e06), board_ahci_pcs_quirk }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e07), board_ahci_pcs_quirk }, /* Panther M RAID */ + { PCI_VDEVICE(INTEL, 0x1e0e), board_ahci_pcs_quirk }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c02), board_ahci_pcs_quirk }, /* Lynx Point AHCI */ + { PCI_VDEVICE(INTEL, 0x8c03), board_ahci_pcs_quirk }, /* Lynx M AHCI */ + { PCI_VDEVICE(INTEL, 0x8c04), board_ahci_pcs_quirk }, /* Lynx Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c05), board_ahci_pcs_quirk }, /* Lynx M RAID */ + { PCI_VDEVICE(INTEL, 0x8c06), board_ahci_pcs_quirk }, /* Lynx Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c07), board_ahci_pcs_quirk }, /* Lynx M RAID */ + { PCI_VDEVICE(INTEL, 0x8c0e), board_ahci_pcs_quirk }, /* Lynx Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci_pcs_quirk }, /* Lynx M RAID */ + { PCI_VDEVICE(INTEL, 0x9c02), board_ahci_pcs_quirk }, /* Lynx LP AHCI */ + { PCI_VDEVICE(INTEL, 0x9c03), board_ahci_pcs_quirk }, /* Lynx LP AHCI */ + { PCI_VDEVICE(INTEL, 0x9c04), board_ahci_pcs_quirk }, /* Lynx LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c05), board_ahci_pcs_quirk }, /* Lynx LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c06), board_ahci_pcs_quirk }, /* Lynx LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c07), board_ahci_pcs_quirk }, /* Lynx LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c0e), board_ahci_pcs_quirk }, /* Lynx LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c0f), board_ahci_pcs_quirk }, /* Lynx LP RAID */ + { PCI_VDEVICE(INTEL, 0x9dd3), board_ahci_pcs_quirk }, /* Cannon Lake PCH-LP AHCI */ + { PCI_VDEVICE(INTEL, 0x1f22), board_ahci_pcs_quirk }, /* Avoton AHCI */ + { PCI_VDEVICE(INTEL, 0x1f23), board_ahci_pcs_quirk }, /* Avoton AHCI */ + { PCI_VDEVICE(INTEL, 0x1f24), board_ahci_pcs_quirk }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f25), board_ahci_pcs_quirk }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f26), board_ahci_pcs_quirk }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f27), board_ahci_pcs_quirk }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f2e), board_ahci_pcs_quirk }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f2f), board_ahci_pcs_quirk }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f32), board_ahci_avn }, /* Avoton AHCI */ { PCI_VDEVICE(INTEL, 0x1f33), board_ahci_avn }, /* Avoton AHCI */ { PCI_VDEVICE(INTEL, 0x1f34), board_ahci_avn }, /* Avoton RAID */ @@ -373,65 +371,65 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x1f37), board_ahci_avn }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci_avn }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci_avn }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg/Lewisburg AHCI*/ - { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* *burg SATA0 'RAID' */ - { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* *burg SATA1 'RAID' */ - { PCI_VDEVICE(INTEL, 0x282f), board_ahci }, /* *burg SATA2 'RAID' */ - { PCI_VDEVICE(INTEL, 0x43d4), board_ahci }, /* Rocket Lake PCH-H RAID */ - { PCI_VDEVICE(INTEL, 0x43d5), board_ahci }, /* Rocket Lake PCH-H RAID */ - { PCI_VDEVICE(INTEL, 0x43d6), board_ahci }, /* Rocket Lake PCH-H RAID */ - { PCI_VDEVICE(INTEL, 0x43d7), board_ahci }, /* Rocket Lake PCH-H RAID */ - { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ - { PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x8d0e), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x8d62), board_ahci }, /* Wellsburg AHCI */ - { PCI_VDEVICE(INTEL, 0x8d64), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x8d66), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x8d6e), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x23a3), board_ahci }, /* Coleto Creek AHCI */ - { PCI_VDEVICE(INTEL, 0x9c83), board_ahci_low_power }, /* Wildcat LP AHCI */ - { PCI_VDEVICE(INTEL, 0x9c85), board_ahci_low_power }, /* Wildcat LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c87), board_ahci_low_power }, /* Wildcat LP RAID */ - { PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_low_power }, /* Wildcat LP RAID */ - { PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */ - { PCI_VDEVICE(INTEL, 0x8c83), board_ahci_low_power }, /* 9 Series M AHCI */ - { PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */ - { PCI_VDEVICE(INTEL, 0x8c85), board_ahci_low_power }, /* 9 Series M RAID */ - { PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */ - { PCI_VDEVICE(INTEL, 0x8c87), board_ahci_low_power }, /* 9 Series M RAID */ - { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */ - { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_low_power }, /* 9 Series M RAID */ - { PCI_VDEVICE(INTEL, 0x9d03), board_ahci_low_power }, /* Sunrise LP AHCI */ - { PCI_VDEVICE(INTEL, 0x9d05), board_ahci_low_power }, /* Sunrise LP RAID */ - { PCI_VDEVICE(INTEL, 0x9d07), board_ahci_low_power }, /* Sunrise LP RAID */ - { PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */ - { PCI_VDEVICE(INTEL, 0xa103), board_ahci_low_power }, /* Sunrise M AHCI */ - { PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */ - { PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */ - { PCI_VDEVICE(INTEL, 0xa107), board_ahci_low_power }, /* Sunrise M RAID */ - { PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */ - { PCI_VDEVICE(INTEL, 0xa182), board_ahci }, /* Lewisburg AHCI*/ - { PCI_VDEVICE(INTEL, 0xa186), board_ahci }, /* Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0xa1d2), board_ahci }, /* Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0xa1d6), board_ahci }, /* Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0xa202), board_ahci }, /* Lewisburg AHCI*/ - { PCI_VDEVICE(INTEL, 0xa206), board_ahci }, /* Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0xa252), board_ahci }, /* Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0xa256), board_ahci }, /* Lewisburg RAID*/ - { PCI_VDEVICE(INTEL, 0xa356), board_ahci }, /* Cannon Lake PCH-H RAID */ - { PCI_VDEVICE(INTEL, 0x06d7), board_ahci }, /* Comet Lake-H RAID */ - { PCI_VDEVICE(INTEL, 0xa386), board_ahci }, /* Comet Lake PCH-V RAID */ - { PCI_VDEVICE(INTEL, 0x0f22), board_ahci_low_power }, /* Bay Trail AHCI */ - { PCI_VDEVICE(INTEL, 0x0f23), board_ahci_low_power }, /* Bay Trail AHCI */ - { PCI_VDEVICE(INTEL, 0x22a3), board_ahci_low_power }, /* Cherry Tr. AHCI */ - { PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_low_power }, /* ApolloLake AHCI */ - { PCI_VDEVICE(INTEL, 0x34d3), board_ahci_low_power }, /* Ice Lake LP AHCI */ - { PCI_VDEVICE(INTEL, 0x02d3), board_ahci_low_power }, /* Comet Lake PCH-U AHCI */ - { PCI_VDEVICE(INTEL, 0x02d7), board_ahci_low_power }, /* Comet Lake PCH RAID */ + { PCI_VDEVICE(INTEL, 0x2823), board_ahci_pcs_quirk }, /* Wellsburg/Lewisburg AHCI*/ + { PCI_VDEVICE(INTEL, 0x2826), board_ahci_pcs_quirk }, /* *burg SATA0 'RAID' */ + { PCI_VDEVICE(INTEL, 0x2827), board_ahci_pcs_quirk }, /* *burg SATA1 'RAID' */ + { PCI_VDEVICE(INTEL, 0x282f), board_ahci_pcs_quirk }, /* *burg SATA2 'RAID' */ + { PCI_VDEVICE(INTEL, 0x43d4), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x43d5), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x43d6), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x43d7), board_ahci_pcs_quirk }, /* Rocket Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x8d02), board_ahci_pcs_quirk }, /* Wellsburg AHCI */ + { PCI_VDEVICE(INTEL, 0x8d04), board_ahci_pcs_quirk }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x8d06), board_ahci_pcs_quirk }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x8d0e), board_ahci_pcs_quirk }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x8d62), board_ahci_pcs_quirk }, /* Wellsburg AHCI */ + { PCI_VDEVICE(INTEL, 0x8d64), board_ahci_pcs_quirk }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x8d66), board_ahci_pcs_quirk }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x8d6e), board_ahci_pcs_quirk }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x23a3), board_ahci_pcs_quirk }, /* Coleto Creek AHCI */ + { PCI_VDEVICE(INTEL, 0x9c83), board_ahci_pcs_quirk }, /* Wildcat LP AHCI */ + { PCI_VDEVICE(INTEL, 0x9c85), board_ahci_pcs_quirk }, /* Wildcat LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c87), board_ahci_pcs_quirk }, /* Wildcat LP RAID */ + { PCI_VDEVICE(INTEL, 0x9c8f), board_ahci_pcs_quirk }, /* Wildcat LP RAID */ + { PCI_VDEVICE(INTEL, 0x8c82), board_ahci_pcs_quirk }, /* 9 Series AHCI */ + { PCI_VDEVICE(INTEL, 0x8c83), board_ahci_pcs_quirk }, /* 9 Series M AHCI */ + { PCI_VDEVICE(INTEL, 0x8c84), board_ahci_pcs_quirk }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x8c85), board_ahci_pcs_quirk }, /* 9 Series M RAID */ + { PCI_VDEVICE(INTEL, 0x8c86), board_ahci_pcs_quirk }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x8c87), board_ahci_pcs_quirk }, /* 9 Series M RAID */ + { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci_pcs_quirk }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci_pcs_quirk }, /* 9 Series M RAID */ + { PCI_VDEVICE(INTEL, 0x9d03), board_ahci_pcs_quirk }, /* Sunrise LP AHCI */ + { PCI_VDEVICE(INTEL, 0x9d05), board_ahci_pcs_quirk }, /* Sunrise LP RAID */ + { PCI_VDEVICE(INTEL, 0x9d07), board_ahci_pcs_quirk }, /* Sunrise LP RAID */ + { PCI_VDEVICE(INTEL, 0xa102), board_ahci_pcs_quirk }, /* Sunrise Point-H AHCI */ + { PCI_VDEVICE(INTEL, 0xa103), board_ahci_pcs_quirk }, /* Sunrise M AHCI */ + { PCI_VDEVICE(INTEL, 0xa105), board_ahci_pcs_quirk }, /* Sunrise Point-H RAID */ + { PCI_VDEVICE(INTEL, 0xa106), board_ahci_pcs_quirk }, /* Sunrise Point-H RAID */ + { PCI_VDEVICE(INTEL, 0xa107), board_ahci_pcs_quirk }, /* Sunrise M RAID */ + { PCI_VDEVICE(INTEL, 0xa10f), board_ahci_pcs_quirk }, /* Sunrise Point-H RAID */ + { PCI_VDEVICE(INTEL, 0xa182), board_ahci_pcs_quirk }, /* Lewisburg AHCI*/ + { PCI_VDEVICE(INTEL, 0xa186), board_ahci_pcs_quirk }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa1d2), board_ahci_pcs_quirk }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa1d6), board_ahci_pcs_quirk }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa202), board_ahci_pcs_quirk }, /* Lewisburg AHCI*/ + { PCI_VDEVICE(INTEL, 0xa206), board_ahci_pcs_quirk }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa252), board_ahci_pcs_quirk }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa256), board_ahci_pcs_quirk }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa356), board_ahci_pcs_quirk }, /* Cannon Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x06d7), board_ahci_pcs_quirk }, /* Comet Lake-H RAID */ + { PCI_VDEVICE(INTEL, 0xa386), board_ahci_pcs_quirk }, /* Comet Lake PCH-V RAID */ + { PCI_VDEVICE(INTEL, 0x0f22), board_ahci_pcs_quirk }, /* Bay Trail AHCI */ + { PCI_VDEVICE(INTEL, 0x0f23), board_ahci_pcs_quirk_no_devslp }, /* Bay Trail AHCI */ + { PCI_VDEVICE(INTEL, 0x22a3), board_ahci_pcs_quirk }, /* Cherry Tr. AHCI */ + { PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_pcs_quirk }, /* ApolloLake AHCI */ + { PCI_VDEVICE(INTEL, 0x34d3), board_ahci_pcs_quirk }, /* Ice Lake LP AHCI */ + { PCI_VDEVICE(INTEL, 0x02d3), board_ahci_pcs_quirk }, /* Comet Lake PCH-U AHCI */ + { PCI_VDEVICE(INTEL, 0x02d7), board_ahci_pcs_quirk }, /* Comet Lake PCH RAID */ /* Elkhart Lake IDs 0x4b60 & 0x4b62 https://sata-io.org/product/8803 not tested yet */ - { PCI_VDEVICE(INTEL, 0x4b63), board_ahci_low_power }, /* Elkhart Lake AHCI */ - { PCI_VDEVICE(INTEL, 0x7ae2), board_ahci_low_power }, /* Alder Lake-P AHCI */ + { PCI_VDEVICE(INTEL, 0x4b63), board_ahci_pcs_quirk }, /* Elkhart Lake AHCI */ + { PCI_VDEVICE(INTEL, 0x7ae2), board_ahci_pcs_quirk }, /* Alder Lake-P AHCI */ /* JMicron 360/1/3/5/6, match class to avoid IDE function */ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, @@ -459,14 +457,14 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */ { PCI_VDEVICE(AMD, 0x7801), board_ahci_no_debounce_delay }, /* AMD Hudson-2 (AHCI mode) */ { PCI_VDEVICE(AMD, 0x7900), board_ahci }, /* AMD CZ */ - { PCI_VDEVICE(AMD, 0x7901), board_ahci_low_power }, /* AMD Green Sardine */ + { PCI_VDEVICE(AMD, 0x7901), board_ahci }, /* AMD Green Sardine */ /* AMD is using RAID class only for ahci controllers */ { PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, /* Dell S140/S150 */ { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_SUBVENDOR_ID_DELL, PCI_ANY_ID, - PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, + PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci_pcs_quirk }, /* VIA */ { PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */ @@ -623,8 +621,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { * Samsung SSDs found on some macbooks. NCQ times out if MSI is * enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731 */ - { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi }, - { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi }, + { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_no_msi }, + { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_no_msi }, /* Enmotus */ { PCI_DEVICE(0x1c44, 0x8000), board_ahci }, @@ -671,9 +669,17 @@ MODULE_PARM_DESC(mobile_lpm_policy, "Default LPM policy for mobile chipsets"); static void ahci_pci_save_initial_config(struct pci_dev *pdev, struct ahci_host_priv *hpriv) { - if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && pdev->device == 0x1166) { - dev_info(&pdev->dev, "ASM1166 has only six ports\n"); - hpriv->saved_port_map = 0x3f; + if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA) { + switch (pdev->device) { + case 0x1166: + dev_info(&pdev->dev, "ASM1166 has only six ports\n"); + hpriv->saved_port_map = 0x3f; + break; + case 0x1064: + dev_info(&pdev->dev, "ASM1064 has only four ports\n"); + hpriv->saved_port_map = 0xf; + break; + } } if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) { @@ -1423,17 +1429,6 @@ static bool ahci_broken_online(struct pci_dev *pdev) return pdev->bus->number == (val >> 8) && pdev->devfn == (val & 0xff); } -static bool ahci_broken_devslp(struct pci_dev *pdev) -{ - /* device with broken DEVSLP but still showing SDS capability */ - static const struct pci_device_id ids[] = { - { PCI_VDEVICE(INTEL, 0x0f23)}, /* Valleyview SoC */ - {} - }; - - return pci_match_id(ids, pdev); -} - #ifdef CONFIG_ATA_ACPI static void ahci_gtf_filter_workaround(struct ata_host *host) { @@ -1642,14 +1637,31 @@ static int ahci_init_msi(struct pci_dev *pdev, unsigned int n_ports, return pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX); } -static void ahci_update_initial_lpm_policy(struct ata_port *ap, - struct ahci_host_priv *hpriv) +static void ahci_mark_external_port(struct ata_port *ap) { - int policy = CONFIG_SATA_MOBILE_LPM_POLICY; + struct ahci_host_priv *hpriv = ap->host->private_data; + void __iomem *port_mmio = ahci_port_base(ap); + u32 tmp; + /* mark external ports (hotplug-capable, eSATA) */ + tmp = readl(port_mmio + PORT_CMD); + if (((tmp & PORT_CMD_ESP) && (hpriv->cap & HOST_CAP_SXS)) || + (tmp & PORT_CMD_HPCP)) + ap->pflags |= ATA_PFLAG_EXTERNAL; +} + +static void ahci_update_initial_lpm_policy(struct ata_port *ap) +{ + struct ahci_host_priv *hpriv = ap->host->private_data; + int policy = CONFIG_SATA_MOBILE_LPM_POLICY; - /* Ignore processing for chipsets that don't use policy */ - if (!(hpriv->flags & AHCI_HFLAG_USE_LPM_POLICY)) + /* + * AHCI contains a known incompatibility between LPM and hot-plug + * removal events, see 7.3.1 Hot Plug Removal Detection and Power + * Management Interaction in AHCI 1.3.1. Therefore, do not enable + * LPM if the port advertises itself as an external port. + */ + if (ap->pflags & ATA_PFLAG_EXTERNAL) return; /* user modified policy via module param */ @@ -1672,17 +1684,9 @@ update_policy: static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv) { - const struct pci_device_id *id = pci_match_id(ahci_pci_tbl, pdev); u16 tmp16; - /* - * Only apply the 6-port PCS quirk for known legacy platforms. - */ - if (!id || id->vendor != PCI_VENDOR_ID_INTEL) - return; - - /* Skip applying the quirk on Denverton and beyond */ - if (((enum board_ids) id->driver_data) >= board_ahci_pcs7) + if (!(hpriv->flags & AHCI_HFLAG_INTEL_PCS_QUIRK)) return; /* @@ -1817,10 +1821,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) &dev_attr_remapped_nvme.attr, NULL); - /* must set flag prior to save config in order to take effect */ - if (ahci_broken_devslp(pdev)) - hpriv->flags |= AHCI_HFLAG_NO_DEVSLP; - #ifdef CONFIG_ARM64 if (pdev->vendor == PCI_VENDOR_ID_HUAWEI && pdev->device == 0xa235 && @@ -1934,7 +1934,9 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (ap->flags & ATA_FLAG_EM) ap->em_message_type = hpriv->em_msg_type; - ahci_update_initial_lpm_policy(ap, hpriv); + ahci_mark_external_port(ap); + + ahci_update_initial_lpm_policy(ap); /* disabled/not-implemented port */ if (!(hpriv->port_map & (1 << i))) diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index df8f8a1a3a34..344c87210d8f 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -241,13 +241,11 @@ enum { AHCI_HFLAG_YES_ALPM = BIT(23), /* force ALPM cap on */ AHCI_HFLAG_NO_WRITE_TO_RO = BIT(24), /* don't write to read only registers */ - AHCI_HFLAG_USE_LPM_POLICY = BIT(25), /* chipset that should use - SATA_MOBILE_LPM_POLICY - as default lpm_policy */ - AHCI_HFLAG_SUSPEND_PHYS = BIT(26), /* handle PHYs during + AHCI_HFLAG_SUSPEND_PHYS = BIT(25), /* handle PHYs during suspend/resume */ - AHCI_HFLAG_NO_SXS = BIT(28), /* SXS not supported */ - AHCI_HFLAG_43BIT_ONLY = BIT(29), /* 43bit DMA addr limit */ + AHCI_HFLAG_NO_SXS = BIT(26), /* SXS not supported */ + AHCI_HFLAG_43BIT_ONLY = BIT(27), /* 43bit DMA addr limit */ + AHCI_HFLAG_INTEL_PCS_QUIRK = BIT(28), /* apply Intel PCS quirk */ /* ap->flags bits */ diff --git a/drivers/ata/ahci_ceva.c b/drivers/ata/ahci_ceva.c index 64f7f7d6ba84..11a2c199a7c2 100644 --- a/drivers/ata/ahci_ceva.c +++ b/drivers/ata/ahci_ceva.c @@ -88,7 +88,6 @@ struct ceva_ahci_priv { u32 axicc; bool is_cci_enabled; int flags; - struct reset_control *rst; }; static unsigned int ceva_ahci_read_id(struct ata_device *dev, @@ -189,6 +188,60 @@ static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; +static int ceva_ahci_platform_enable_resources(struct ahci_host_priv *hpriv) +{ + int rc, i; + + rc = ahci_platform_enable_regulators(hpriv); + if (rc) + return rc; + + rc = ahci_platform_enable_clks(hpriv); + if (rc) + goto disable_regulator; + + /* Assert the controller reset */ + rc = ahci_platform_assert_rsts(hpriv); + if (rc) + goto disable_clks; + + for (i = 0; i < hpriv->nports; i++) { + rc = phy_init(hpriv->phys[i]); + if (rc) + goto disable_rsts; + } + + /* De-assert the controller reset */ + ahci_platform_deassert_rsts(hpriv); + + for (i = 0; i < hpriv->nports; i++) { + rc = phy_power_on(hpriv->phys[i]); + if (rc) { + phy_exit(hpriv->phys[i]); + goto disable_phys; + } + } + + return 0; + +disable_rsts: + ahci_platform_deassert_rsts(hpriv); + +disable_phys: + while (--i >= 0) { + phy_power_off(hpriv->phys[i]); + phy_exit(hpriv->phys[i]); + } + +disable_clks: + ahci_platform_disable_clks(hpriv); + +disable_regulator: + ahci_platform_disable_regulators(hpriv); + + return rc; +} + static int ceva_ahci_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; @@ -203,47 +256,19 @@ static int ceva_ahci_probe(struct platform_device *pdev) return -ENOMEM; cevapriv->ahci_pdev = pdev; - - cevapriv->rst = devm_reset_control_get_optional_exclusive(&pdev->dev, - NULL); - if (IS_ERR(cevapriv->rst)) - dev_err_probe(&pdev->dev, PTR_ERR(cevapriv->rst), - "failed to get reset\n"); - hpriv = ahci_platform_get_resources(pdev, 0); if (IS_ERR(hpriv)) return PTR_ERR(hpriv); - if (!cevapriv->rst) { - rc = ahci_platform_enable_resources(hpriv); - if (rc) - return rc; - } else { - int i; + hpriv->rsts = devm_reset_control_get_optional_exclusive(&pdev->dev, + NULL); + if (IS_ERR(hpriv->rsts)) + return dev_err_probe(&pdev->dev, PTR_ERR(hpriv->rsts), + "failed to get reset\n"); - rc = ahci_platform_enable_clks(hpriv); - if (rc) - return rc; - /* Assert the controller reset */ - reset_control_assert(cevapriv->rst); - - for (i = 0; i < hpriv->nports; i++) { - rc = phy_init(hpriv->phys[i]); - if (rc) - return rc; - } - - /* De-assert the controller reset */ - reset_control_deassert(cevapriv->rst); - - for (i = 0; i < hpriv->nports; i++) { - rc = phy_power_on(hpriv->phys[i]); - if (rc) { - phy_exit(hpriv->phys[i]); - return rc; - } - } - } + rc = ceva_ahci_platform_enable_resources(hpriv); + if (rc) + return rc; if (of_property_read_bool(np, "ceva,broken-gen2")) cevapriv->flags = CEVA_FLAG_BROKEN_GEN2; @@ -252,52 +277,60 @@ static int ceva_ahci_probe(struct platform_device *pdev) if (of_property_read_u8_array(np, "ceva,p0-cominit-params", (u8 *)&cevapriv->pp2c[0], 4) < 0) { dev_warn(dev, "ceva,p0-cominit-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } if (of_property_read_u8_array(np, "ceva,p1-cominit-params", (u8 *)&cevapriv->pp2c[1], 4) < 0) { dev_warn(dev, "ceva,p1-cominit-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } /* Read OOB timing value for COMWAKE from device-tree*/ if (of_property_read_u8_array(np, "ceva,p0-comwake-params", (u8 *)&cevapriv->pp3c[0], 4) < 0) { dev_warn(dev, "ceva,p0-comwake-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } if (of_property_read_u8_array(np, "ceva,p1-comwake-params", (u8 *)&cevapriv->pp3c[1], 4) < 0) { dev_warn(dev, "ceva,p1-comwake-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } /* Read phy BURST timing value from device-tree */ if (of_property_read_u8_array(np, "ceva,p0-burst-params", (u8 *)&cevapriv->pp4c[0], 4) < 0) { dev_warn(dev, "ceva,p0-burst-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } if (of_property_read_u8_array(np, "ceva,p1-burst-params", (u8 *)&cevapriv->pp4c[1], 4) < 0) { dev_warn(dev, "ceva,p1-burst-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } /* Read phy RETRY interval timing value from device-tree */ if (of_property_read_u16_array(np, "ceva,p0-retry-params", (u16 *)&cevapriv->pp5c[0], 2) < 0) { dev_warn(dev, "ceva,p0-retry-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } if (of_property_read_u16_array(np, "ceva,p1-retry-params", (u16 *)&cevapriv->pp5c[1], 2) < 0) { dev_warn(dev, "ceva,p1-retry-params property not defined\n"); - return -EINVAL; + rc = -EINVAL; + goto disable_resources; } /* @@ -335,7 +368,7 @@ static int __maybe_unused ceva_ahci_resume(struct device *dev) struct ahci_host_priv *hpriv = host->private_data; int rc; - rc = ahci_platform_enable_resources(hpriv); + rc = ceva_ahci_platform_enable_resources(hpriv); if (rc) return rc; diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 1a63200ea437..83431aae74d8 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -1280,10 +1280,8 @@ static void ahci_port_init(struct device *dev, struct ata_port *ap, int port_no, void __iomem *mmio, void __iomem *port_mmio) { - struct ahci_host_priv *hpriv = ap->host->private_data; const char *emsg = NULL; int rc; - u32 tmp; /* make sure port is not active */ rc = ahci_deinit_port(ap, &emsg); @@ -1291,11 +1289,6 @@ static void ahci_port_init(struct device *dev, struct ata_port *ap, dev_warn(dev, "%s (%d)\n", emsg, rc); ahci_port_clear_pending_irq(ap); - - /* mark esata ports */ - tmp = readl(port_mmio + PORT_CMD); - if ((tmp & PORT_CMD_ESP) && (hpriv->cap & HOST_CAP_SXS)) - ap->pflags |= ATA_PFLAG_EXTERNAL; } void ahci_init_controller(struct ata_host *host) @@ -2627,8 +2620,8 @@ void ahci_print_info(struct ata_host *host, const char *scc_s) speed_s = "?"; dev_info(host->dev, - "AHCI %02x%02x.%02x%02x " - "%u slots %u ports %s Gbps 0x%x impl %s mode\n" + "AHCI vers %02x%02x.%02x%02x, " + "%u command slots, %s Gbps, %s mode\n" , (vers >> 24) & 0xff, @@ -2637,12 +2630,18 @@ void ahci_print_info(struct ata_host *host, const char *scc_s) vers & 0xff, ((cap >> 8) & 0x1f) + 1, - (cap & 0x1f) + 1, speed_s, - impl, scc_s); dev_info(host->dev, + "%u/%u ports implemented (port mask 0x%x)\n" + , + + hweight32(impl), + (cap & 0x1f) + 1, + impl); + + dev_info(host->dev, "flags: " "%s%s%s%s%s%s%s" "%s%s%s%s%s%s%s" diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 09ed67772fae..be3412cdb22e 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2001,6 +2001,33 @@ bool ata_dev_power_init_tf(struct ata_device *dev, struct ata_taskfile *tf, return true; } +static bool ata_dev_power_is_active(struct ata_device *dev) +{ + struct ata_taskfile tf; + unsigned int err_mask; + + ata_tf_init(dev, &tf); + tf.flags |= ATA_TFLAG_DEVICE | ATA_TFLAG_ISADDR; + tf.protocol = ATA_PROT_NODATA; + tf.command = ATA_CMD_CHK_POWER; + + err_mask = ata_exec_internal(dev, &tf, NULL, DMA_NONE, NULL, 0, 0); + if (err_mask) { + ata_dev_err(dev, "Check power mode failed (err_mask=0x%x)\n", + err_mask); + /* + * Assume we are in standby mode so that we always force a + * spinup in ata_dev_power_set_active(). + */ + return false; + } + + ata_dev_dbg(dev, "Power mode: 0x%02x\n", tf.nsect); + + /* Active or idle */ + return tf.nsect == 0xff; +} + /** * ata_dev_power_set_standby - Set a device power mode to standby * @dev: target device @@ -2017,6 +2044,11 @@ void ata_dev_power_set_standby(struct ata_device *dev) struct ata_taskfile tf; unsigned int err_mask; + /* If the device is already sleeping or in standby, do nothing. */ + if ((dev->flags & ATA_DFLAG_SLEEPING) || + !ata_dev_power_is_active(dev)) + return; + /* * Some odd clown BIOSes issue spindown on power off (ACPI S4 or S5) * causing some drives to spin up and down again. For these, do nothing @@ -2042,33 +2074,6 @@ void ata_dev_power_set_standby(struct ata_device *dev) err_mask); } -static bool ata_dev_power_is_active(struct ata_device *dev) -{ - struct ata_taskfile tf; - unsigned int err_mask; - - ata_tf_init(dev, &tf); - tf.flags |= ATA_TFLAG_DEVICE | ATA_TFLAG_ISADDR; - tf.protocol = ATA_PROT_NODATA; - tf.command = ATA_CMD_CHK_POWER; - - err_mask = ata_exec_internal(dev, &tf, NULL, DMA_NONE, NULL, 0, 0); - if (err_mask) { - ata_dev_err(dev, "Check power mode failed (err_mask=0x%x)\n", - err_mask); - /* - * Assume we are in standby mode so that we always force a - * spinup in ata_dev_power_set_active(). - */ - return false; - } - - ata_dev_dbg(dev, "Power mode: 0x%02x\n", tf.nsect); - - /* Active or idle */ - return tf.nsect == 0xff; -} - /** * ata_dev_power_set_active - Set a device power mode to active * @dev: target device diff --git a/drivers/ata/pata_parport/pata_parport.c b/drivers/ata/pata_parport/pata_parport.c index a7adfdcb5e27..9a2cb9ca9d1d 100644 --- a/drivers/ata/pata_parport/pata_parport.c +++ b/drivers/ata/pata_parport/pata_parport.c @@ -464,7 +464,7 @@ static void pata_parport_bus_release(struct device *dev) /* nothing to do here but required to avoid warning on device removal */ } -static struct bus_type pata_parport_bus_type = { +static const struct bus_type pata_parport_bus_type = { .name = DRV_NAME, }; diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c index 50d8ce20ae5b..9fb1575f8d88 100644 --- a/drivers/atm/fore200e.c +++ b/drivers/atm/fore200e.c @@ -2550,14 +2550,12 @@ static int fore200e_sba_probe(struct platform_device *op) return 0; } -static int fore200e_sba_remove(struct platform_device *op) +static void fore200e_sba_remove(struct platform_device *op) { struct fore200e *fore200e = dev_get_drvdata(&op->dev); fore200e_shutdown(fore200e); kfree(fore200e); - - return 0; } static const struct of_device_id fore200e_sba_match[] = { @@ -2574,7 +2572,7 @@ static struct platform_driver fore200e_sba_driver = { .of_match_table = fore200e_sba_match, }, .probe = fore200e_sba_probe, - .remove = fore200e_sba_remove, + .remove_new = fore200e_sba_remove, }; #endif diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c index e327a0229dc1..e7f713cd70d3 100644 --- a/drivers/atm/idt77252.c +++ b/drivers/atm/idt77252.c @@ -2930,6 +2930,8 @@ open_card_ubr0(struct idt77252_dev *card) vc->scq = alloc_scq(card, vc->class); if (!vc->scq) { printk("%s: can't get SCQ.\n", card->name); + kfree(card->vcs[0]); + card->vcs[0] = NULL; return -ENOMEM; } diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c index 018ac202de34..024b78a0cfc1 100644 --- a/drivers/base/arch_topology.c +++ b/drivers/base/arch_topology.c @@ -431,9 +431,6 @@ init_cpu_capacity_callback(struct notifier_block *nb, struct cpufreq_policy *policy = data; int cpu; - if (!raw_capacity) - return 0; - if (val != CPUFREQ_CREATE_POLICY) return 0; @@ -450,9 +447,11 @@ init_cpu_capacity_callback(struct notifier_block *nb, } if (cpumask_empty(cpus_to_visit)) { - topology_normalize_cpu_scale(); - schedule_work(&update_topology_flags_work); - free_raw_capacity(); + if (raw_capacity) { + topology_normalize_cpu_scale(); + schedule_work(&update_topology_flags_work); + free_raw_capacity(); + } pr_debug("cpu_capacity: parsing done\n"); schedule_work(&parsing_done_work); } @@ -472,7 +471,7 @@ static int __init register_cpufreq_notifier(void) * On ACPI-based systems skip registering cpufreq notifier as cpufreq * information is not needed for cpu capacity initialization. */ - if (!acpi_disabled || !raw_capacity) + if (!acpi_disabled) return -EINVAL; if (!alloc_cpumask_var(&cpus_to_visit, GFP_KERNEL)) diff --git a/drivers/base/base.h b/drivers/base/base.h index eb4c0ace9242..0738ccad08b2 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -207,7 +207,7 @@ static inline int devtmpfs_init(void) { return 0; } #endif #ifdef CONFIG_BLOCK -extern struct class block_class; +extern const struct class block_class; static inline bool is_blockdev(struct device *dev) { return dev->class == &block_class; diff --git a/drivers/base/core.c b/drivers/base/core.c index 14d46af40f9a..9828da9b933c 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -125,7 +125,7 @@ static void __fwnode_link_del(struct fwnode_link *link) */ static void __fwnode_link_cycle(struct fwnode_link *link) { - pr_debug("%pfwf: Relaxing link with %pfwf\n", + pr_debug("%pfwf: cycle: depends on %pfwf\n", link->consumer, link->supplier); link->flags |= FWLINK_FLAG_CYCLE; } @@ -284,10 +284,12 @@ static bool device_is_ancestor(struct device *dev, struct device *target) return false; } +#define DL_MARKER_FLAGS (DL_FLAG_INFERRED | \ + DL_FLAG_CYCLE | \ + DL_FLAG_MANAGED) static inline bool device_link_flag_is_sync_state_only(u32 flags) { - return (flags & ~(DL_FLAG_INFERRED | DL_FLAG_CYCLE)) == - (DL_FLAG_SYNC_STATE_ONLY | DL_FLAG_MANAGED); + return (flags & ~DL_MARKER_FLAGS) == DL_FLAG_SYNC_STATE_ONLY; } /** @@ -1943,6 +1945,7 @@ static bool __fw_devlink_relax_cycles(struct device *con, /* Termination condition. */ if (sup_dev == con) { + pr_debug("----- cycle: start -----\n"); ret = true; goto out; } @@ -1974,8 +1977,11 @@ static bool __fw_devlink_relax_cycles(struct device *con, else par_dev = fwnode_get_next_parent_dev(sup_handle); - if (par_dev && __fw_devlink_relax_cycles(con, par_dev->fwnode)) + if (par_dev && __fw_devlink_relax_cycles(con, par_dev->fwnode)) { + pr_debug("%pfwf: cycle: child of %pfwf\n", sup_handle, + par_dev->fwnode); ret = true; + } if (!sup_dev) goto out; @@ -1991,6 +1997,8 @@ static bool __fw_devlink_relax_cycles(struct device *con, if (__fw_devlink_relax_cycles(con, dev_link->supplier->fwnode)) { + pr_debug("%pfwf: cycle: depends on %pfwf\n", sup_handle, + dev_link->supplier->fwnode); fw_devlink_relax_link(dev_link); dev_link->flags |= DL_FLAG_CYCLE; ret = true; @@ -2058,13 +2066,19 @@ static int fw_devlink_create_devlink(struct device *con, /* * SYNC_STATE_ONLY device links don't block probing and supports cycles. - * So cycle detection isn't necessary and shouldn't be done. + * So, one might expect that cycle detection isn't necessary for them. + * However, if the device link was marked as SYNC_STATE_ONLY because + * it's part of a cycle, then we still need to do cycle detection. This + * is because the consumer and supplier might be part of multiple cycles + * and we need to detect all those cycles. */ - if (!(flags & DL_FLAG_SYNC_STATE_ONLY)) { + if (!device_link_flag_is_sync_state_only(flags) || + flags & DL_FLAG_CYCLE) { device_links_write_lock(); if (__fw_devlink_relax_cycles(con, sup_handle)) { __fwnode_link_cycle(link); flags = fw_devlink_get_flags(link->flags); + pr_debug("----- cycle: end -----\n"); dev_info(con, "Fixed dependency cycle(s) with %pfwf\n", sup_handle); } diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index 47de0f140ba6..0b33e81f9c9b 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -588,6 +588,7 @@ CPU_SHOW_VULN_FALLBACK(mmio_stale_data); CPU_SHOW_VULN_FALLBACK(retbleed); CPU_SHOW_VULN_FALLBACK(spec_rstack_overflow); CPU_SHOW_VULN_FALLBACK(gds); +CPU_SHOW_VULN_FALLBACK(reg_file_data_sampling); static DEVICE_ATTR(meltdown, 0444, cpu_show_meltdown, NULL); static DEVICE_ATTR(spectre_v1, 0444, cpu_show_spectre_v1, NULL); @@ -602,6 +603,7 @@ static DEVICE_ATTR(mmio_stale_data, 0444, cpu_show_mmio_stale_data, NULL); static DEVICE_ATTR(retbleed, 0444, cpu_show_retbleed, NULL); static DEVICE_ATTR(spec_rstack_overflow, 0444, cpu_show_spec_rstack_overflow, NULL); static DEVICE_ATTR(gather_data_sampling, 0444, cpu_show_gds, NULL); +static DEVICE_ATTR(reg_file_data_sampling, 0444, cpu_show_reg_file_data_sampling, NULL); static struct attribute *cpu_root_vulnerabilities_attrs[] = { &dev_attr_meltdown.attr, @@ -617,6 +619,7 @@ static struct attribute *cpu_root_vulnerabilities_attrs[] = { &dev_attr_retbleed.attr, &dev_attr_spec_rstack_overflow.attr, &dev_attr_gather_data_sampling.attr, + &dev_attr_reg_file_data_sampling.attr, NULL }; diff --git a/drivers/base/platform-msi.c b/drivers/base/platform-msi.c index f37ad34c80ec..0d01890160f3 100644 --- a/drivers/base/platform-msi.c +++ b/drivers/base/platform-msi.c @@ -13,6 +13,8 @@ #include <linux/msi.h> #include <linux/slab.h> +/* Begin of removal area. Once everything is converted over. Cleanup the includes too! */ + #define DEV_ID_SHIFT 21 #define MAX_DEV_MSIS (1 << (32 - DEV_ID_SHIFT)) @@ -204,8 +206,8 @@ static void platform_msi_free_priv_data(struct device *dev) * Returns: * Zero for success, or an error code in case of failure */ -int platform_msi_domain_alloc_irqs(struct device *dev, unsigned int nvec, - irq_write_msi_msg_t write_msi_msg) +static int platform_msi_domain_alloc_irqs(struct device *dev, unsigned int nvec, + irq_write_msi_msg_t write_msi_msg) { int err; @@ -219,18 +221,6 @@ int platform_msi_domain_alloc_irqs(struct device *dev, unsigned int nvec, return err; } -EXPORT_SYMBOL_GPL(platform_msi_domain_alloc_irqs); - -/** - * platform_msi_domain_free_irqs - Free MSI interrupts for @dev - * @dev: The device for which to free interrupts - */ -void platform_msi_domain_free_irqs(struct device *dev) -{ - msi_domain_free_irqs_all(dev, MSI_DEFAULT_DOMAIN); - platform_msi_free_priv_data(dev); -} -EXPORT_SYMBOL_GPL(platform_msi_domain_free_irqs); /** * platform_msi_get_host_data - Query the private data associated with @@ -350,3 +340,104 @@ int platform_msi_device_domain_alloc(struct irq_domain *domain, unsigned int vir return msi_domain_populate_irqs(domain->parent, dev, virq, nr_irqs, &data->arg); } + +/* End of removal area */ + +/* Real per device domain interfaces */ + +/* + * This indirection can go when platform_device_msi_init_and_alloc_irqs() + * is switched to a proper irq_chip::irq_write_msi_msg() callback. Keep it + * simple for now. + */ +static void platform_msi_write_msi_msg(struct irq_data *d, struct msi_msg *msg) +{ + irq_write_msi_msg_t cb = d->chip_data; + + cb(irq_data_get_msi_desc(d), msg); +} + +static void platform_msi_set_desc_byindex(msi_alloc_info_t *arg, struct msi_desc *desc) +{ + arg->desc = desc; + arg->hwirq = desc->msi_index; +} + +static const struct msi_domain_template platform_msi_template = { + .chip = { + .name = "pMSI", + .irq_mask = irq_chip_mask_parent, + .irq_unmask = irq_chip_unmask_parent, + .irq_write_msi_msg = platform_msi_write_msi_msg, + /* The rest is filled in by the platform MSI parent */ + }, + + .ops = { + .set_desc = platform_msi_set_desc_byindex, + }, + + .info = { + .bus_token = DOMAIN_BUS_DEVICE_MSI, + }, +}; + +/** + * platform_device_msi_init_and_alloc_irqs - Initialize platform device MSI + * and allocate interrupts for @dev + * @dev: The device for which to allocate interrupts + * @nvec: The number of interrupts to allocate + * @write_msi_msg: Callback to write an interrupt message for @dev + * + * Returns: + * Zero for success, or an error code in case of failure + * + * This creates a MSI domain on @dev which has @dev->msi.domain as + * parent. The parent domain sets up the new domain. The domain has + * a fixed size of @nvec. The domain is managed by devres and will + * be removed when the device is removed. + * + * Note: For migration purposes this falls back to the original platform_msi code + * up to the point where all platforms have been converted to the MSI + * parent model. + */ +int platform_device_msi_init_and_alloc_irqs(struct device *dev, unsigned int nvec, + irq_write_msi_msg_t write_msi_msg) +{ + struct irq_domain *domain = dev->msi.domain; + + if (!domain || !write_msi_msg) + return -EINVAL; + + /* Migration support. Will go away once everything is converted */ + if (!irq_domain_is_msi_parent(domain)) + return platform_msi_domain_alloc_irqs(dev, nvec, write_msi_msg); + + /* + * @write_msi_msg is stored in the resulting msi_domain_info::data. + * The underlying domain creation mechanism will assign that + * callback to the resulting irq chip. + */ + if (!msi_create_device_irq_domain(dev, MSI_DEFAULT_DOMAIN, + &platform_msi_template, + nvec, NULL, write_msi_msg)) + return -ENODEV; + + return msi_domain_alloc_irqs_range(dev, MSI_DEFAULT_DOMAIN, 0, nvec - 1); +} +EXPORT_SYMBOL_GPL(platform_device_msi_init_and_alloc_irqs); + +/** + * platform_device_msi_free_irqs_all - Free all interrupts for @dev + * @dev: The device for which to free interrupts + */ +void platform_device_msi_free_irqs_all(struct device *dev) +{ + struct irq_domain *domain = dev->msi.domain; + + msi_domain_free_irqs_all(dev, MSI_DEFAULT_DOMAIN); + + /* Migration support. Will go away once everything is converted */ + if (!irq_domain_is_msi_parent(domain)) + platform_msi_free_priv_data(dev); +} +EXPORT_SYMBOL_GPL(platform_device_msi_free_irqs_all); diff --git a/drivers/base/regmap/regmap-kunit.c b/drivers/base/regmap/regmap-kunit.c index 026bdcb45127..0d957c5f1bcc 100644 --- a/drivers/base/regmap/regmap-kunit.c +++ b/drivers/base/regmap/regmap-kunit.c @@ -9,6 +9,23 @@ #define BLOCK_TEST_SIZE 12 +static void get_changed_bytes(void *orig, void *new, size_t size) +{ + char *o = orig; + char *n = new; + int i; + + get_random_bytes(new, size); + + /* + * This could be nicer and more efficient but we shouldn't + * super care. + */ + for (i = 0; i < size; i++) + while (n[i] == o[i]) + get_random_bytes(&n[i], 1); +} + static const struct regmap_config test_regmap_config = { .max_register = BLOCK_TEST_SIZE, .reg_stride = 1, @@ -1202,7 +1219,8 @@ static void raw_noinc_write(struct kunit *test) struct regmap *map; struct regmap_config config; struct regmap_ram_data *data; - unsigned int val, val_test, val_last; + unsigned int val; + u16 val_test, val_last; u16 val_array[BLOCK_TEST_SIZE]; config = raw_regmap_config; @@ -1251,7 +1269,7 @@ static void raw_sync(struct kunit *test) struct regmap *map; struct regmap_config config; struct regmap_ram_data *data; - u16 val[2]; + u16 val[3]; u16 *hw_buf; unsigned int rval; int i; @@ -1265,17 +1283,13 @@ static void raw_sync(struct kunit *test) hw_buf = (u16 *)data->vals; - get_random_bytes(&val, sizeof(val)); + get_changed_bytes(&hw_buf[2], &val[0], sizeof(val)); /* Do a regular write and a raw write in cache only mode */ regcache_cache_only(map, true); - KUNIT_EXPECT_EQ(test, 0, regmap_raw_write(map, 2, val, sizeof(val))); - if (config.val_format_endian == REGMAP_ENDIAN_BIG) - KUNIT_EXPECT_EQ(test, 0, regmap_write(map, 6, - be16_to_cpu(val[0]))); - else - KUNIT_EXPECT_EQ(test, 0, regmap_write(map, 6, - le16_to_cpu(val[0]))); + KUNIT_EXPECT_EQ(test, 0, regmap_raw_write(map, 2, val, + sizeof(u16) * 2)); + KUNIT_EXPECT_EQ(test, 0, regmap_write(map, 4, val[2])); /* We should read back the new values, and defaults for the rest */ for (i = 0; i < config.max_register + 1; i++) { @@ -1284,24 +1298,34 @@ static void raw_sync(struct kunit *test) switch (i) { case 2: case 3: - case 6: if (config.val_format_endian == REGMAP_ENDIAN_BIG) { KUNIT_EXPECT_EQ(test, rval, - be16_to_cpu(val[i % 2])); + be16_to_cpu(val[i - 2])); } else { KUNIT_EXPECT_EQ(test, rval, - le16_to_cpu(val[i % 2])); + le16_to_cpu(val[i - 2])); } break; + case 4: + KUNIT_EXPECT_EQ(test, rval, val[i - 2]); + break; default: KUNIT_EXPECT_EQ(test, config.reg_defaults[i].def, rval); break; } } + + /* + * The value written via _write() was translated by the core, + * translate the original copy for comparison purposes. + */ + if (config.val_format_endian == REGMAP_ENDIAN_BIG) + val[2] = cpu_to_be16(val[2]); + else + val[2] = cpu_to_le16(val[2]); /* The values should not appear in the "hardware" */ - KUNIT_EXPECT_MEMNEQ(test, &hw_buf[2], val, sizeof(val)); - KUNIT_EXPECT_MEMNEQ(test, &hw_buf[6], val, sizeof(u16)); + KUNIT_EXPECT_MEMNEQ(test, &hw_buf[2], &val[0], sizeof(val)); for (i = 0; i < config.max_register + 1; i++) data->written[i] = false; @@ -1312,8 +1336,7 @@ static void raw_sync(struct kunit *test) KUNIT_EXPECT_EQ(test, 0, regcache_sync(map)); /* The values should now appear in the "hardware" */ - KUNIT_EXPECT_MEMEQ(test, &hw_buf[2], val, sizeof(val)); - KUNIT_EXPECT_MEMEQ(test, &hw_buf[6], val, sizeof(u16)); + KUNIT_EXPECT_MEMEQ(test, &hw_buf[2], &val[0], sizeof(val)); regmap_exit(map); } diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 7061d3ee836a..6b5d34919c72 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -68,7 +68,7 @@ static struct attribute *bcma_device_attrs[] = { }; ATTRIBUTE_GROUPS(bcma_device); -static struct bus_type bcma_bus_type = { +static const struct bus_type bcma_bus_type = { .name = "bcma", .match = bcma_bus_match, .probe = bcma_device_probe, diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c index 2b98114a9fe0..a25414228e47 100644 --- a/drivers/block/amiflop.c +++ b/drivers/block/amiflop.c @@ -1779,7 +1779,7 @@ static int fd_alloc_disk(int drive, int system) struct gendisk *disk; int err; - disk = blk_mq_alloc_disk(&unit[drive].tag_set, NULL); + disk = blk_mq_alloc_disk(&unit[drive].tag_set, NULL, NULL); if (IS_ERR(disk)) return PTR_ERR(disk); diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c index b1b47d88f5db..b6dac8cee70f 100644 --- a/drivers/block/aoe/aoeblk.c +++ b/drivers/block/aoe/aoeblk.c @@ -24,8 +24,8 @@ static DEFINE_MUTEX(aoeblk_mutex); static struct kmem_cache *buf_pool_cache; static struct dentry *aoe_debugfs_dir; -/* GPFS needs a larger value than the default. */ -static int aoe_maxsectors; +/* random default picked from the historic block max_sectors cap */ +static int aoe_maxsectors = 2560; module_param(aoe_maxsectors, int, 0644); MODULE_PARM_DESC(aoe_maxsectors, "When nonzero, set the maximum number of sectors per I/O request"); @@ -334,6 +334,10 @@ aoeblk_gdalloc(void *vp) mempool_t *mp; struct blk_mq_tag_set *set; sector_t ssize; + struct queue_limits lim = { + .max_hw_sectors = aoe_maxsectors, + .io_opt = SZ_2M, + }; ulong flags; int late = 0; int err; @@ -371,7 +375,7 @@ aoeblk_gdalloc(void *vp) goto err_mempool; } - gd = blk_mq_alloc_disk(set, d); + gd = blk_mq_alloc_disk(set, &lim, d); if (IS_ERR(gd)) { pr_err("aoe: cannot allocate block queue for %ld.%d\n", d->aoemajor, d->aoeminor); @@ -384,14 +388,9 @@ aoeblk_gdalloc(void *vp) WARN_ON(d->flags & DEVFL_TKILL); WARN_ON(d->gd); WARN_ON(d->flags & DEVFL_UP); - /* random number picked from the history block max_sectors cap */ - blk_queue_max_hw_sectors(gd->queue, 2560u); - blk_queue_io_opt(gd->queue, SZ_2M); d->bufpool = mp; d->blkq = gd->queue; d->gd = gd; - if (aoe_maxsectors) - blk_queue_max_hw_sectors(gd->queue, aoe_maxsectors); gd->major = AOE_MAJOR; gd->first_minor = d->sysminor; gd->minors = AOE_PARTITIONS; diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c index d7317425be51..cc9077b588d7 100644 --- a/drivers/block/aoe/aoecmd.c +++ b/drivers/block/aoe/aoecmd.c @@ -419,13 +419,16 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff_head *qu rcu_read_lock(); for_each_netdev_rcu(&init_net, ifp) { dev_hold(ifp); - if (!is_aoe_netif(ifp)) - goto cont; + if (!is_aoe_netif(ifp)) { + dev_put(ifp); + continue; + } skb = new_skb(sizeof *h + sizeof *ch); if (skb == NULL) { printk(KERN_INFO "aoe: skb alloc failure\n"); - goto cont; + dev_put(ifp); + continue; } skb_put(skb, sizeof *h + sizeof *ch); skb->dev = ifp; @@ -440,9 +443,6 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff_head *qu h->major = cpu_to_be16(aoemajor); h->minor = aoeminor; h->cmd = AOECMD_CFG; - -cont: - dev_put(ifp); } rcu_read_unlock(); } diff --git a/drivers/block/aoe/aoenet.c b/drivers/block/aoe/aoenet.c index c51ea95bc2ce..923a134fd766 100644 --- a/drivers/block/aoe/aoenet.c +++ b/drivers/block/aoe/aoenet.c @@ -63,6 +63,7 @@ tx(int id) __must_hold(&txlock) pr_warn("aoe: packet could not be sent on %s. %s\n", ifp ? ifp->name : "netif", "consider increasing tx_queue_len"); + dev_put(ifp); spin_lock_irq(&txlock); } return 0; diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c index 50949207798d..cacc4ba942a8 100644 --- a/drivers/block/ataflop.c +++ b/drivers/block/ataflop.c @@ -1994,7 +1994,7 @@ static int ataflop_alloc_disk(unsigned int drive, unsigned int type) { struct gendisk *disk; - disk = blk_mq_alloc_disk(&unit[drive].tag_set, NULL); + disk = blk_mq_alloc_disk(&unit[drive].tag_set, NULL, NULL); if (IS_ERR(disk)) return PTR_ERR(disk); diff --git a/drivers/block/brd.c b/drivers/block/brd.c index 970bd6ff38c4..e322cef6596b 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -318,6 +318,16 @@ static int brd_alloc(int i) struct gendisk *disk; char buf[DISK_NAME_LEN]; int err = -ENOMEM; + struct queue_limits lim = { + /* + * This is so fdisk will align partitions on 4k, because of + * direct_access API needing 4k alignment, returning a PFN + * (This is only a problem on very small devices <= 4M, + * otherwise fdisk will align on 1M. Regardless this call + * is harmless) + */ + .physical_block_size = PAGE_SIZE, + }; list_for_each_entry(brd, &brd_devices, brd_list) if (brd->brd_number == i) @@ -335,10 +345,11 @@ static int brd_alloc(int i) debugfs_create_u64(buf, 0444, brd_debugfs_dir, &brd->brd_nr_pages); - disk = brd->brd_disk = blk_alloc_disk(NUMA_NO_NODE); - if (!disk) + disk = brd->brd_disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(disk)) { + err = PTR_ERR(disk); goto out_free_dev; - + } disk->major = RAMDISK_MAJOR; disk->first_minor = i * max_part; disk->minors = max_part; @@ -347,15 +358,6 @@ static int brd_alloc(int i) strscpy(disk->disk_name, buf, DISK_NAME_LEN); set_capacity(disk, rd_size * 2); - /* - * This is so fdisk will align partitions on 4k, because of - * direct_access API needing 4k alignment, returning a PFN - * (This is only a problem on very small devices <= 4M, - * otherwise fdisk will align on 1M. Regardless this call - * is harmless) - */ - blk_queue_physical_block_size(disk->queue, PAGE_SIZE); - /* Tell the block layer that this is not a rotational device */ blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue); blk_queue_flag_set(QUEUE_FLAG_SYNCHRONOUS, disk->queue); diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index c21e3732759e..94dc0a235919 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -524,9 +524,9 @@ struct drbd_md { struct drbd_backing_dev { struct block_device *backing_bdev; - struct bdev_handle *backing_bdev_handle; + struct file *backing_bdev_file; struct block_device *md_bdev; - struct bdev_handle *md_bdev_handle; + struct file *f_md_bdev; struct drbd_md md; struct disk_conf *disk_conf; /* RCU, for updates: resource->conf_update */ sector_t known_size; /* last known size of that backing device */ diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 6bc86106c7b2..113b441d4d36 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -2690,6 +2690,14 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig int id; int vnr = adm_ctx->volume; enum drbd_ret_code err = ERR_NOMEM; + struct queue_limits lim = { + /* + * Setting the max_hw_sectors to an odd value of 8kibyte here. + * This triggers a max_bio_size message upon first attach or + * connect. + */ + .max_hw_sectors = DRBD_MAX_BIO_SIZE_SAFE >> 8, + }; device = minor_to_device(minor); if (device) @@ -2708,9 +2716,11 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig drbd_init_set_defaults(device); - disk = blk_alloc_disk(NUMA_NO_NODE); - if (!disk) + disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(disk)) { + err = PTR_ERR(disk); goto out_no_disk; + } device->vdisk = disk; device->rq_queue = disk->queue; @@ -2727,9 +2737,6 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, disk->queue); blk_queue_write_cache(disk->queue, true, true); - /* Setting the max_hw_sectors to an odd value of 8kibyte here - This triggers a max_bio_size message upon first attach or connect */ - blk_queue_max_hw_sectors(disk->queue, DRBD_MAX_BIO_SIZE_SAFE >> 8); device->md_io.page = alloc_page(GFP_KERNEL); if (!device->md_io.page) diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 43747a1aae43..5d65c9754d83 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -1189,9 +1189,31 @@ static int drbd_check_al_size(struct drbd_device *device, struct disk_conf *dc) return 0; } -static void blk_queue_discard_granularity(struct request_queue *q, unsigned int granularity) +static unsigned int drbd_max_peer_bio_size(struct drbd_device *device) { - q->limits.discard_granularity = granularity; + /* + * We may ignore peer limits if the peer is modern enough. From 8.3.8 + * onwards the peer can use multiple BIOs for a single peer_request. + */ + if (device->state.conn < C_WF_REPORT_PARAMS) + return device->peer_max_bio_size; + + if (first_peer_device(device)->connection->agreed_pro_version < 94) + return min(device->peer_max_bio_size, DRBD_MAX_SIZE_H80_PACKET); + + /* + * Correct old drbd (up to 8.3.7) if it believes it can do more than + * 32KiB. + */ + if (first_peer_device(device)->connection->agreed_pro_version == 94) + return DRBD_MAX_SIZE_H80_PACKET; + + /* + * drbd 8.3.8 onwards, before 8.4.0 + */ + if (first_peer_device(device)->connection->agreed_pro_version < 100) + return DRBD_MAX_BIO_SIZE_P95; + return DRBD_MAX_BIO_SIZE; } static unsigned int drbd_max_discard_sectors(struct drbd_connection *connection) @@ -1204,149 +1226,119 @@ static unsigned int drbd_max_discard_sectors(struct drbd_connection *connection) return AL_EXTENT_SIZE >> 9; } -static void decide_on_discard_support(struct drbd_device *device, +static bool drbd_discard_supported(struct drbd_connection *connection, struct drbd_backing_dev *bdev) { - struct drbd_connection *connection = - first_peer_device(device)->connection; - struct request_queue *q = device->rq_queue; - unsigned int max_discard_sectors; - if (bdev && !bdev_max_discard_sectors(bdev->backing_bdev)) - goto not_supported; + return false; if (connection->cstate >= C_CONNECTED && !(connection->agreed_features & DRBD_FF_TRIM)) { drbd_info(connection, "peer DRBD too old, does not support TRIM: disabling discards\n"); - goto not_supported; + return false; } - /* - * We don't care for the granularity, really. - * - * Stacking limits below should fix it for the local device. Whether or - * not it is a suitable granularity on the remote device is not our - * problem, really. If you care, you need to use devices with similar - * topology on all peers. - */ - blk_queue_discard_granularity(q, 512); - max_discard_sectors = drbd_max_discard_sectors(connection); - blk_queue_max_discard_sectors(q, max_discard_sectors); - blk_queue_max_write_zeroes_sectors(q, max_discard_sectors); - return; - -not_supported: - blk_queue_discard_granularity(q, 0); - blk_queue_max_discard_sectors(q, 0); + return true; } -static void fixup_write_zeroes(struct drbd_device *device, struct request_queue *q) +/* This is the workaround for "bio would need to, but cannot, be split" */ +static unsigned int drbd_backing_dev_max_segments(struct drbd_device *device) { - /* Fixup max_write_zeroes_sectors after blk_stack_limits(): - * if we can handle "zeroes" efficiently on the protocol, - * we want to do that, even if our backend does not announce - * max_write_zeroes_sectors itself. */ - struct drbd_connection *connection = first_peer_device(device)->connection; - /* If the peer announces WZEROES support, use it. Otherwise, rather - * send explicit zeroes than rely on some discard-zeroes-data magic. */ - if (connection->agreed_features & DRBD_FF_WZEROES) - q->limits.max_write_zeroes_sectors = DRBD_MAX_BBIO_SECTORS; - else - q->limits.max_write_zeroes_sectors = 0; -} + unsigned int max_segments; -static void fixup_discard_support(struct drbd_device *device, struct request_queue *q) -{ - unsigned int max_discard = device->rq_queue->limits.max_discard_sectors; - unsigned int discard_granularity = - device->rq_queue->limits.discard_granularity >> SECTOR_SHIFT; + rcu_read_lock(); + max_segments = rcu_dereference(device->ldev->disk_conf)->max_bio_bvecs; + rcu_read_unlock(); - if (discard_granularity > max_discard) { - blk_queue_discard_granularity(q, 0); - blk_queue_max_discard_sectors(q, 0); - } + if (!max_segments) + return BLK_MAX_SEGMENTS; + return max_segments; } -static void drbd_setup_queue_param(struct drbd_device *device, struct drbd_backing_dev *bdev, - unsigned int max_bio_size, struct o_qlim *o) +void drbd_reconsider_queue_parameters(struct drbd_device *device, + struct drbd_backing_dev *bdev, struct o_qlim *o) { + struct drbd_connection *connection = + first_peer_device(device)->connection; struct request_queue * const q = device->rq_queue; - unsigned int max_hw_sectors = max_bio_size >> 9; - unsigned int max_segments = 0; + unsigned int now = queue_max_hw_sectors(q) << 9; + struct queue_limits lim; struct request_queue *b = NULL; - struct disk_conf *dc; + unsigned int new; if (bdev) { b = bdev->backing_bdev->bd_disk->queue; - max_hw_sectors = min(queue_max_hw_sectors(b), max_bio_size >> 9); - rcu_read_lock(); - dc = rcu_dereference(device->ldev->disk_conf); - max_segments = dc->max_bio_bvecs; - rcu_read_unlock(); - - blk_set_stacking_limits(&q->limits); + device->local_max_bio_size = + queue_max_hw_sectors(b) << SECTOR_SHIFT; } - blk_queue_max_hw_sectors(q, max_hw_sectors); - /* This is the workaround for "bio would need to, but cannot, be split" */ - blk_queue_max_segments(q, max_segments ? max_segments : BLK_MAX_SEGMENTS); - blk_queue_segment_boundary(q, PAGE_SIZE-1); - decide_on_discard_support(device, bdev); - - if (b) { - blk_stack_limits(&q->limits, &b->limits, 0); - disk_update_readahead(device->vdisk); + /* + * We may later detach and re-attach on a disconnected Primary. Avoid + * decreasing the value in this case. + * + * We want to store what we know the peer DRBD can handle, not what the + * peer IO backend can handle. + */ + new = min3(DRBD_MAX_BIO_SIZE, device->local_max_bio_size, + max(drbd_max_peer_bio_size(device), device->peer_max_bio_size)); + if (new != now) { + if (device->state.role == R_PRIMARY && new < now) + drbd_err(device, "ASSERT FAILED new < now; (%u < %u)\n", + new, now); + drbd_info(device, "max BIO size = %u\n", new); } - fixup_write_zeroes(device, q); - fixup_discard_support(device, q); -} - -void drbd_reconsider_queue_parameters(struct drbd_device *device, struct drbd_backing_dev *bdev, struct o_qlim *o) -{ - unsigned int now, new, local, peer; - - now = queue_max_hw_sectors(device->rq_queue) << 9; - local = device->local_max_bio_size; /* Eventually last known value, from volatile memory */ - peer = device->peer_max_bio_size; /* Eventually last known value, from meta data */ + lim = queue_limits_start_update(q); if (bdev) { - local = queue_max_hw_sectors(bdev->backing_bdev->bd_disk->queue) << 9; - device->local_max_bio_size = local; + blk_set_stacking_limits(&lim); + lim.max_segments = drbd_backing_dev_max_segments(device); + } else { + lim.max_segments = BLK_MAX_SEGMENTS; } - local = min(local, DRBD_MAX_BIO_SIZE); - /* We may ignore peer limits if the peer is modern enough. - Because new from 8.3.8 onwards the peer can use multiple - BIOs for a single peer_request */ - if (device->state.conn >= C_WF_REPORT_PARAMS) { - if (first_peer_device(device)->connection->agreed_pro_version < 94) - peer = min(device->peer_max_bio_size, DRBD_MAX_SIZE_H80_PACKET); - /* Correct old drbd (up to 8.3.7) if it believes it can do more than 32KiB */ - else if (first_peer_device(device)->connection->agreed_pro_version == 94) - peer = DRBD_MAX_SIZE_H80_PACKET; - else if (first_peer_device(device)->connection->agreed_pro_version < 100) - peer = DRBD_MAX_BIO_SIZE_P95; /* drbd 8.3.8 onwards, before 8.4.0 */ - else - peer = DRBD_MAX_BIO_SIZE; + lim.max_hw_sectors = new >> SECTOR_SHIFT; + lim.seg_boundary_mask = PAGE_SIZE - 1; - /* We may later detach and re-attach on a disconnected Primary. - * Avoid this setting to jump back in that case. - * We want to store what we know the peer DRBD can handle, - * not what the peer IO backend can handle. */ - if (peer > device->peer_max_bio_size) - device->peer_max_bio_size = peer; + /* + * We don't care for the granularity, really. + * + * Stacking limits below should fix it for the local device. Whether or + * not it is a suitable granularity on the remote device is not our + * problem, really. If you care, you need to use devices with similar + * topology on all peers. + */ + if (drbd_discard_supported(connection, bdev)) { + lim.discard_granularity = 512; + lim.max_hw_discard_sectors = + drbd_max_discard_sectors(connection); + } else { + lim.discard_granularity = 0; + lim.max_hw_discard_sectors = 0; } - new = min(local, peer); - if (device->state.role == R_PRIMARY && new < now) - drbd_err(device, "ASSERT FAILED new < now; (%u < %u)\n", new, now); + if (bdev) + blk_stack_limits(&lim, &b->limits, 0); - if (new != now) - drbd_info(device, "max BIO size = %u\n", new); + /* + * If we can handle "zeroes" efficiently on the protocol, we want to do + * that, even if our backend does not announce max_write_zeroes_sectors + * itself. + */ + if (connection->agreed_features & DRBD_FF_WZEROES) + lim.max_write_zeroes_sectors = DRBD_MAX_BBIO_SECTORS; + else + lim.max_write_zeroes_sectors = 0; + + if ((lim.discard_granularity >> SECTOR_SHIFT) > + lim.max_hw_discard_sectors) { + lim.discard_granularity = 0; + lim.max_hw_discard_sectors = 0; + } - drbd_setup_queue_param(device, bdev, new, o); + if (queue_limits_commit_update(q, &lim)) + drbd_err(device, "setting new queue limits failed\n"); } /* Starts the worker thread */ @@ -1635,45 +1627,45 @@ success: return 0; } -static struct bdev_handle *open_backing_dev(struct drbd_device *device, +static struct file *open_backing_dev(struct drbd_device *device, const char *bdev_path, void *claim_ptr, bool do_bd_link) { - struct bdev_handle *handle; + struct file *file; int err = 0; - handle = bdev_open_by_path(bdev_path, BLK_OPEN_READ | BLK_OPEN_WRITE, - claim_ptr, NULL); - if (IS_ERR(handle)) { + file = bdev_file_open_by_path(bdev_path, BLK_OPEN_READ | BLK_OPEN_WRITE, + claim_ptr, NULL); + if (IS_ERR(file)) { drbd_err(device, "open(\"%s\") failed with %ld\n", - bdev_path, PTR_ERR(handle)); - return handle; + bdev_path, PTR_ERR(file)); + return file; } if (!do_bd_link) - return handle; + return file; - err = bd_link_disk_holder(handle->bdev, device->vdisk); + err = bd_link_disk_holder(file_bdev(file), device->vdisk); if (err) { - bdev_release(handle); + fput(file); drbd_err(device, "bd_link_disk_holder(\"%s\", ...) failed with %d\n", bdev_path, err); - handle = ERR_PTR(err); + file = ERR_PTR(err); } - return handle; + return file; } static int open_backing_devices(struct drbd_device *device, struct disk_conf *new_disk_conf, struct drbd_backing_dev *nbc) { - struct bdev_handle *handle; + struct file *file; - handle = open_backing_dev(device, new_disk_conf->backing_dev, device, + file = open_backing_dev(device, new_disk_conf->backing_dev, device, true); - if (IS_ERR(handle)) + if (IS_ERR(file)) return ERR_OPEN_DISK; - nbc->backing_bdev = handle->bdev; - nbc->backing_bdev_handle = handle; + nbc->backing_bdev = file_bdev(file); + nbc->backing_bdev_file = file; /* * meta_dev_idx >= 0: external fixed size, possibly multiple @@ -1683,7 +1675,7 @@ static int open_backing_devices(struct drbd_device *device, * should check it for you already; but if you don't, or * someone fooled it, we need to double check here) */ - handle = open_backing_dev(device, new_disk_conf->meta_dev, + file = open_backing_dev(device, new_disk_conf->meta_dev, /* claim ptr: device, if claimed exclusively; shared drbd_m_holder, * if potentially shared with other drbd minors */ (new_disk_conf->meta_dev_idx < 0) ? (void*)device : (void*)drbd_m_holder, @@ -1691,21 +1683,21 @@ static int open_backing_devices(struct drbd_device *device, * as would happen with internal metadata. */ (new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_FLEX_INT && new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_INTERNAL)); - if (IS_ERR(handle)) + if (IS_ERR(file)) return ERR_OPEN_MD_DISK; - nbc->md_bdev = handle->bdev; - nbc->md_bdev_handle = handle; + nbc->md_bdev = file_bdev(file); + nbc->f_md_bdev = file; return NO_ERROR; } static void close_backing_dev(struct drbd_device *device, - struct bdev_handle *handle, bool do_bd_unlink) + struct file *bdev_file, bool do_bd_unlink) { - if (!handle) + if (!bdev_file) return; if (do_bd_unlink) - bd_unlink_disk_holder(handle->bdev, device->vdisk); - bdev_release(handle); + bd_unlink_disk_holder(file_bdev(bdev_file), device->vdisk); + fput(bdev_file); } void drbd_backing_dev_free(struct drbd_device *device, struct drbd_backing_dev *ldev) @@ -1713,9 +1705,9 @@ void drbd_backing_dev_free(struct drbd_device *device, struct drbd_backing_dev * if (ldev == NULL) return; - close_backing_dev(device, ldev->md_bdev_handle, + close_backing_dev(device, ldev->f_md_bdev, ldev->md_bdev != ldev->backing_bdev); - close_backing_dev(device, ldev->backing_bdev_handle, true); + close_backing_dev(device, ldev->backing_bdev_file, true); kfree(ldev->disk_conf); kfree(ldev); @@ -2131,9 +2123,9 @@ int drbd_adm_attach(struct sk_buff *skb, struct genl_info *info) fail: conn_reconfig_done(connection); if (nbc) { - close_backing_dev(device, nbc->md_bdev_handle, + close_backing_dev(device, nbc->f_md_bdev, nbc->md_bdev != nbc->backing_bdev); - close_backing_dev(device, nbc->backing_bdev_handle, true); + close_backing_dev(device, nbc->backing_bdev_file, true); kfree(nbc); } kfree(new_disk_conf); diff --git a/drivers/block/drbd/drbd_state.c b/drivers/block/drbd/drbd_state.c index 287a8d1d3f70..e858e7e0383f 100644 --- a/drivers/block/drbd/drbd_state.c +++ b/drivers/block/drbd/drbd_state.c @@ -1542,9 +1542,10 @@ int drbd_bitmap_io_from_worker(struct drbd_device *device, int notify_resource_state_change(struct sk_buff *skb, unsigned int seq, - struct drbd_resource_state_change *resource_state_change, + void *state_change, enum drbd_notification_type type) { + struct drbd_resource_state_change *resource_state_change = state_change; struct drbd_resource *resource = resource_state_change->resource; struct resource_info resource_info = { .res_role = resource_state_change->role[NEW], @@ -1558,13 +1559,14 @@ int notify_resource_state_change(struct sk_buff *skb, int notify_connection_state_change(struct sk_buff *skb, unsigned int seq, - struct drbd_connection_state_change *connection_state_change, + void *state_change, enum drbd_notification_type type) { - struct drbd_connection *connection = connection_state_change->connection; + struct drbd_connection_state_change *p = state_change; + struct drbd_connection *connection = p->connection; struct connection_info connection_info = { - .conn_connection_state = connection_state_change->cstate[NEW], - .conn_role = connection_state_change->peer_role[NEW], + .conn_connection_state = p->cstate[NEW], + .conn_role = p->peer_role[NEW], }; return notify_connection_state(skb, seq, connection, &connection_info, type); @@ -1572,9 +1574,10 @@ int notify_connection_state_change(struct sk_buff *skb, int notify_device_state_change(struct sk_buff *skb, unsigned int seq, - struct drbd_device_state_change *device_state_change, + void *state_change, enum drbd_notification_type type) { + struct drbd_device_state_change *device_state_change = state_change; struct drbd_device *device = device_state_change->device; struct device_info device_info = { .dev_disk_state = device_state_change->disk_state[NEW], @@ -1585,9 +1588,10 @@ int notify_device_state_change(struct sk_buff *skb, int notify_peer_device_state_change(struct sk_buff *skb, unsigned int seq, - struct drbd_peer_device_state_change *p, + void *state_change, enum drbd_notification_type type) { + struct drbd_peer_device_state_change *p = state_change; struct drbd_peer_device *peer_device = p->peer_device; struct peer_device_info peer_device_info = { .peer_repl_state = p->repl_state[NEW], @@ -1605,8 +1609,8 @@ static void broadcast_state_change(struct drbd_state_change *state_change) struct drbd_resource_state_change *resource_state_change = &state_change->resource[0]; bool resource_state_has_changed; unsigned int n_device, n_connection, n_peer_device, n_peer_devices; - int (*last_func)(struct sk_buff *, unsigned int, void *, - enum drbd_notification_type) = NULL; + int (*last_func)(struct sk_buff *, unsigned int, + void *, enum drbd_notification_type) = NULL; void *last_arg = NULL; #define HAS_CHANGED(state) ((state)[OLD] != (state)[NEW]) @@ -1616,7 +1620,7 @@ static void broadcast_state_change(struct drbd_state_change *state_change) }) #define REMEMBER_STATE_CHANGE(func, arg, type) \ ({ FINAL_STATE_CHANGE(type | NOTIFY_CONTINUES); \ - last_func = (typeof(last_func))func; \ + last_func = func; \ last_arg = arg; \ }) diff --git a/drivers/block/drbd/drbd_state_change.h b/drivers/block/drbd/drbd_state_change.h index 9d78d8e3912e..a56a57d67686 100644 --- a/drivers/block/drbd/drbd_state_change.h +++ b/drivers/block/drbd/drbd_state_change.h @@ -46,19 +46,19 @@ extern void forget_state_change(struct drbd_state_change *); extern int notify_resource_state_change(struct sk_buff *, unsigned int, - struct drbd_resource_state_change *, + void *, enum drbd_notification_type type); extern int notify_connection_state_change(struct sk_buff *, unsigned int, - struct drbd_connection_state_change *, + void *, enum drbd_notification_type type); extern int notify_device_state_change(struct sk_buff *, unsigned int, - struct drbd_device_state_change *, + void *, enum drbd_notification_type type); extern int notify_peer_device_state_change(struct sk_buff *, unsigned int, - struct drbd_peer_device_state_change *, + void *, enum drbd_notification_type type); #endif /* DRBD_STATE_CHANGE_H */ diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index d0e41d52d6a9..1b399ec8c07d 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -530,14 +530,13 @@ static struct format_descr format_req; static char *floppy_track_buffer; static int max_buffer_sectors; -typedef void (*done_f)(int); static const struct cont_t { void (*interrupt)(void); /* this is called after the interrupt of the * main command */ void (*redo)(void); /* this is called to retry the operation */ void (*error)(void); /* this is called to tally an error */ - done_f done; /* this is called to say if the operation has + void (*done)(int); /* this is called to say if the operation has * succeeded/failed */ } *cont; @@ -985,6 +984,10 @@ static void empty(void) { } +static void empty_done(int result) +{ +} + static void (*floppy_work_fn)(void); static void floppy_work_workfn(struct work_struct *work) @@ -1998,14 +2001,14 @@ static const struct cont_t wakeup_cont = { .interrupt = empty, .redo = do_wakeup, .error = empty, - .done = (done_f)empty + .done = empty_done, }; static const struct cont_t intr_cont = { .interrupt = empty, .redo = process_fd_request, .error = empty, - .done = (done_f)empty + .done = empty_done, }; /* schedules handler, waiting for completion. May be interrupted, will then @@ -4513,13 +4516,15 @@ static bool floppy_available(int drive) static int floppy_alloc_disk(unsigned int drive, unsigned int type) { + struct queue_limits lim = { + .max_hw_sectors = 64, + }; struct gendisk *disk; - disk = blk_mq_alloc_disk(&tag_sets[drive], NULL); + disk = blk_mq_alloc_disk(&tag_sets[drive], &lim, NULL); if (IS_ERR(disk)) return PTR_ERR(disk); - blk_queue_max_hw_sectors(disk->queue, 64); disk->major = FLOPPY_MAJOR; disk->first_minor = TOMINOR(drive) | (type << 2); disk->minors = 1; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index f8145499da38..28a95fd366fe 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -750,12 +750,13 @@ static void loop_sysfs_exit(struct loop_device *lo) &loop_attribute_group); } -static void loop_config_discard(struct loop_device *lo) +static void loop_config_discard(struct loop_device *lo, + struct queue_limits *lim) { struct file *file = lo->lo_backing_file; struct inode *inode = file->f_mapping->host; - struct request_queue *q = lo->lo_queue; - u32 granularity, max_discard_sectors; + u32 granularity = 0, max_discard_sectors = 0; + struct kstatfs sbuf; /* * If the backing device is a block device, mirror its zeroing @@ -775,29 +776,17 @@ static void loop_config_discard(struct loop_device *lo) * We use punch hole to reclaim the free space used by the * image a.k.a. discard. */ - } else if (!file->f_op->fallocate) { - max_discard_sectors = 0; - granularity = 0; - - } else { - struct kstatfs sbuf; - + } else if (file->f_op->fallocate && !vfs_statfs(&file->f_path, &sbuf)) { max_discard_sectors = UINT_MAX >> 9; - if (!vfs_statfs(&file->f_path, &sbuf)) - granularity = sbuf.f_bsize; - else - max_discard_sectors = 0; + granularity = sbuf.f_bsize; } - if (max_discard_sectors) { - q->limits.discard_granularity = granularity; - blk_queue_max_discard_sectors(q, max_discard_sectors); - blk_queue_max_write_zeroes_sectors(q, max_discard_sectors); - } else { - q->limits.discard_granularity = 0; - blk_queue_max_discard_sectors(q, 0); - blk_queue_max_write_zeroes_sectors(q, 0); - } + lim->max_hw_discard_sectors = max_discard_sectors; + lim->max_write_zeroes_sectors = max_discard_sectors; + if (max_discard_sectors) + lim->discard_granularity = granularity; + else + lim->discard_granularity = 0; } struct loop_worker { @@ -986,6 +975,20 @@ loop_set_status_from_info(struct loop_device *lo, return 0; } +static int loop_reconfigure_limits(struct loop_device *lo, unsigned short bsize, + bool update_discard_settings) +{ + struct queue_limits lim; + + lim = queue_limits_start_update(lo->lo_queue); + lim.logical_block_size = bsize; + lim.physical_block_size = bsize; + lim.io_min = bsize; + if (update_discard_settings) + loop_config_discard(lo, &lim); + return queue_limits_commit_update(lo->lo_queue, &lim); +} + static int loop_configure(struct loop_device *lo, blk_mode_t mode, struct block_device *bdev, const struct loop_config *config) @@ -1083,11 +1086,10 @@ static int loop_configure(struct loop_device *lo, blk_mode_t mode, else bsize = 512; - blk_queue_logical_block_size(lo->lo_queue, bsize); - blk_queue_physical_block_size(lo->lo_queue, bsize); - blk_queue_io_min(lo->lo_queue, bsize); + error = loop_reconfigure_limits(lo, bsize, true); + if (WARN_ON_ONCE(error)) + goto out_unlock; - loop_config_discard(lo); loop_update_rotational(lo); loop_update_dio(lo); loop_sysfs_init(lo); @@ -1154,9 +1156,7 @@ static void __loop_clr_fd(struct loop_device *lo, bool release) lo->lo_offset = 0; lo->lo_sizelimit = 0; memset(lo->lo_file_name, 0, LO_NAME_SIZE); - blk_queue_logical_block_size(lo->lo_queue, 512); - blk_queue_physical_block_size(lo->lo_queue, 512); - blk_queue_io_min(lo->lo_queue, 512); + loop_reconfigure_limits(lo, 512, false); invalidate_disk(lo->lo_disk); loop_sysfs_exit(lo); /* let user-space know about this change */ @@ -1488,9 +1488,7 @@ static int loop_set_block_size(struct loop_device *lo, unsigned long arg) invalidate_bdev(lo->lo_device); blk_mq_freeze_queue(lo->lo_queue); - blk_queue_logical_block_size(lo->lo_queue, arg); - blk_queue_physical_block_size(lo->lo_queue, arg); - blk_queue_io_min(lo->lo_queue, arg); + err = loop_reconfigure_limits(lo, arg, false); loop_update_dio(lo); blk_mq_unfreeze_queue(lo->lo_queue); @@ -1982,6 +1980,12 @@ static const struct blk_mq_ops loop_mq_ops = { static int loop_add(int i) { + struct queue_limits lim = { + /* + * Random number picked from the historic block max_sectors cap. + */ + .max_hw_sectors = 2560u, + }; struct loop_device *lo; struct gendisk *disk; int err; @@ -2025,16 +2029,13 @@ static int loop_add(int i) if (err) goto out_free_idr; - disk = lo->lo_disk = blk_mq_alloc_disk(&lo->tag_set, lo); + disk = lo->lo_disk = blk_mq_alloc_disk(&lo->tag_set, &lim, lo); if (IS_ERR(disk)) { err = PTR_ERR(disk); goto out_cleanup_tags; } lo->lo_queue = lo->lo_disk->queue; - /* random number picked from the history block max_sectors cap */ - blk_queue_max_hw_sectors(lo->lo_queue, 2560u); - /* * By default, we do buffer IO, so it doesn't make sense to enable * merge because the I/O submitted to backing file is handled page by diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index b200950e8fb5..43a187609ef7 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -3401,6 +3401,12 @@ static const struct blk_mq_ops mtip_mq_ops = { */ static int mtip_block_initialize(struct driver_data *dd) { + struct queue_limits lim = { + .physical_block_size = 4096, + .max_hw_sectors = 0xffff, + .max_segments = MTIP_MAX_SG, + .max_segment_size = 0x400000, + }; int rv = 0, wait_for_rebuild = 0; sector_t capacity; unsigned int index = 0; @@ -3431,7 +3437,7 @@ static int mtip_block_initialize(struct driver_data *dd) goto block_queue_alloc_tag_error; } - dd->disk = blk_mq_alloc_disk(&dd->tags, dd); + dd->disk = blk_mq_alloc_disk(&dd->tags, &lim, dd); if (IS_ERR(dd->disk)) { dev_err(&dd->pdev->dev, "Unable to allocate request queue\n"); @@ -3481,12 +3487,7 @@ skip_create_disk: /* Set device limits. */ blk_queue_flag_set(QUEUE_FLAG_NONROT, dd->queue); blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, dd->queue); - blk_queue_max_segments(dd->queue, MTIP_MAX_SG); - blk_queue_physical_block_size(dd->queue, 4096); - blk_queue_max_hw_sectors(dd->queue, 0xffff); - blk_queue_max_segment_size(dd->queue, 0x400000); dma_set_max_seg_size(&dd->pdev->dev, 0x400000); - blk_queue_io_min(dd->queue, 4096); /* Set the capacity of the device in 512 byte sectors. */ if (!(mtip_hw_get_capacity(dd, &capacity))) { diff --git a/drivers/block/n64cart.c b/drivers/block/n64cart.c index d914156db2d8..27b2187e7a6d 100644 --- a/drivers/block/n64cart.c +++ b/drivers/block/n64cart.c @@ -114,6 +114,10 @@ static const struct block_device_operations n64cart_fops = { */ static int __init n64cart_probe(struct platform_device *pdev) { + struct queue_limits lim = { + .physical_block_size = 4096, + .logical_block_size = 4096, + }; struct gendisk *disk; int err = -ENOMEM; @@ -131,9 +135,11 @@ static int __init n64cart_probe(struct platform_device *pdev) if (IS_ERR(reg_base)) return PTR_ERR(reg_base); - disk = blk_alloc_disk(NUMA_NO_NODE); - if (!disk) + disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(disk)) { + err = PTR_ERR(disk); goto out; + } disk->first_minor = 0; disk->flags = GENHD_FL_NO_PART; @@ -145,8 +151,6 @@ static int __init n64cart_probe(struct platform_device *pdev) set_disk_ro(disk, 1); blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue); - blk_queue_physical_block_size(disk->queue, 4096); - blk_queue_logical_block_size(disk->queue, 4096); err = add_disk(disk); if (err) diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 33a8f37bb6a1..9d4ec9273bf9 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -316,9 +316,12 @@ static void nbd_mark_nsock_dead(struct nbd_device *nbd, struct nbd_sock *nsock, nsock->sent = 0; } -static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, +static int __nbd_set_size(struct nbd_device *nbd, loff_t bytesize, loff_t blksize) { + struct queue_limits lim; + int error; + if (!blksize) blksize = 1u << NBD_DEF_BLKSIZE_BITS; @@ -334,10 +337,16 @@ static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, if (!nbd->pid) return 0; + lim = queue_limits_start_update(nbd->disk->queue); if (nbd->config->flags & NBD_FLAG_SEND_TRIM) - blk_queue_max_discard_sectors(nbd->disk->queue, UINT_MAX); - blk_queue_logical_block_size(nbd->disk->queue, blksize); - blk_queue_physical_block_size(nbd->disk->queue, blksize); + lim.max_hw_discard_sectors = UINT_MAX; + else + lim.max_hw_discard_sectors = 0; + lim.logical_block_size = blksize; + lim.physical_block_size = blksize; + error = queue_limits_commit_update(nbd->disk->queue, &lim); + if (error) + return error; if (max_part) set_bit(GD_NEED_PART_SCAN, &nbd->disk->state); @@ -346,6 +355,18 @@ static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, return 0; } +static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, + loff_t blksize) +{ + int error; + + blk_mq_freeze_queue(nbd->disk->queue); + error = __nbd_set_size(nbd, bytesize, blksize); + blk_mq_unfreeze_queue(nbd->disk->queue); + + return error; +} + static void nbd_complete_rq(struct request *req) { struct nbd_cmd *cmd = blk_mq_rq_to_pdu(req); @@ -1351,7 +1372,6 @@ static void nbd_config_put(struct nbd_device *nbd) nbd->config = NULL; nbd->tag_set.timeout = 0; - blk_queue_max_discard_sectors(nbd->disk->queue, 0); mutex_unlock(&nbd->config_lock); nbd_put(nbd); @@ -1783,6 +1803,12 @@ static const struct blk_mq_ops nbd_mq_ops = { static struct nbd_device *nbd_dev_add(int index, unsigned int refs) { + struct queue_limits lim = { + .max_hw_sectors = 65536, + .max_user_sectors = 256, + .max_segments = USHRT_MAX, + .max_segment_size = UINT_MAX, + }; struct nbd_device *nbd; struct gendisk *disk; int err = -ENOMEM; @@ -1823,7 +1849,7 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) if (err < 0) goto out_free_tags; - disk = blk_mq_alloc_disk(&nbd->tag_set, NULL); + disk = blk_mq_alloc_disk(&nbd->tag_set, &lim, NULL); if (IS_ERR(disk)) { err = PTR_ERR(disk); goto out_free_idr; @@ -1843,11 +1869,6 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) * Tell the block layer that we are not a rotational device */ blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue); - blk_queue_max_discard_sectors(disk->queue, 0); - blk_queue_max_segment_size(disk->queue, UINT_MAX); - blk_queue_max_segments(disk->queue, USHRT_MAX); - blk_queue_max_hw_sectors(disk->queue, 65536); - disk->queue->limits.max_sectors = 256; mutex_init(&nbd->config_lock); refcount_set(&nbd->config_refs, 0); @@ -2433,6 +2454,12 @@ static int nbd_genl_status(struct sk_buff *skb, struct genl_info *info) } dev_list = nla_nest_start_noflag(reply, NBD_ATTR_DEVICE_LIST); + if (!dev_list) { + nlmsg_free(reply); + ret = -EMSGSIZE; + goto out; + } + if (index == -1) { ret = idr_for_each(&nbd_index_idr, &status_cb, reply); if (ret) { diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index 36755f263e8e..71c39bcd872c 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -115,6 +115,18 @@ module_param_string(init_hctx, g_init_hctx_str, sizeof(g_init_hctx_str), 0444); MODULE_PARM_DESC(init_hctx, "Fault injection to fail hctx init. init_hctx=<interval>,<probability>,<space>,<times>"); #endif +/* + * Historic queue modes. + * + * These days nothing but NULL_Q_MQ is actually supported, but we keep it the + * enum for error reporting. + */ +enum { + NULL_Q_BIO = 0, + NULL_Q_RQ = 1, + NULL_Q_MQ = 2, +}; + static int g_queue_mode = NULL_Q_MQ; static int null_param_store_val(const char *str, int *val, int min, int max) @@ -165,8 +177,8 @@ static bool g_blocking; module_param_named(blocking, g_blocking, bool, 0444); MODULE_PARM_DESC(blocking, "Register as a blocking blk-mq driver device"); -static bool shared_tags; -module_param(shared_tags, bool, 0444); +static bool g_shared_tags; +module_param_named(shared_tags, g_shared_tags, bool, 0444); MODULE_PARM_DESC(shared_tags, "Share tag set between devices for blk-mq"); static bool g_shared_tag_bitmap; @@ -426,6 +438,7 @@ NULLB_DEVICE_ATTR(zone_max_open, uint, NULL); NULLB_DEVICE_ATTR(zone_max_active, uint, NULL); NULLB_DEVICE_ATTR(virt_boundary, bool, NULL); NULLB_DEVICE_ATTR(no_sched, bool, NULL); +NULLB_DEVICE_ATTR(shared_tags, bool, NULL); NULLB_DEVICE_ATTR(shared_tag_bitmap, bool, NULL); static ssize_t nullb_device_power_show(struct config_item *item, char *page) @@ -571,6 +584,7 @@ static struct configfs_attribute *nullb_device_attrs[] = { &nullb_device_attr_zone_offline, &nullb_device_attr_virt_boundary, &nullb_device_attr_no_sched, + &nullb_device_attr_shared_tags, &nullb_device_attr_shared_tag_bitmap, NULL, }; @@ -653,10 +667,11 @@ static ssize_t memb_group_features_show(struct config_item *item, char *page) "badblocks,blocking,blocksize,cache_size," "completion_nsec,discard,home_node,hw_queue_depth," "irqmode,max_sectors,mbps,memory_backed,no_sched," - "poll_queues,power,queue_mode,shared_tag_bitmap,size," - "submit_queues,use_per_node_hctx,virt_boundary,zoned," - "zone_capacity,zone_max_active,zone_max_open," - "zone_nr_conv,zone_offline,zone_readonly,zone_size\n"); + "poll_queues,power,queue_mode,shared_tag_bitmap," + "shared_tags,size,submit_queues,use_per_node_hctx," + "virt_boundary,zoned,zone_capacity,zone_max_active," + "zone_max_open,zone_nr_conv,zone_offline,zone_readonly," + "zone_size\n"); } CONFIGFS_ATTR_RO(memb_group_, features); @@ -738,6 +753,7 @@ static struct nullb_device *null_alloc_dev(void) dev->zone_max_active = g_zone_max_active; dev->virt_boundary = g_virt_boundary; dev->no_sched = g_no_sched; + dev->shared_tags = g_shared_tags; dev->shared_tag_bitmap = g_shared_tag_bitmap; return dev; } @@ -752,98 +768,11 @@ static void null_free_dev(struct nullb_device *dev) kfree(dev); } -static void put_tag(struct nullb_queue *nq, unsigned int tag) -{ - clear_bit_unlock(tag, nq->tag_map); - - if (waitqueue_active(&nq->wait)) - wake_up(&nq->wait); -} - -static unsigned int get_tag(struct nullb_queue *nq) -{ - unsigned int tag; - - do { - tag = find_first_zero_bit(nq->tag_map, nq->queue_depth); - if (tag >= nq->queue_depth) - return -1U; - } while (test_and_set_bit_lock(tag, nq->tag_map)); - - return tag; -} - -static void free_cmd(struct nullb_cmd *cmd) -{ - put_tag(cmd->nq, cmd->tag); -} - -static enum hrtimer_restart null_cmd_timer_expired(struct hrtimer *timer); - -static struct nullb_cmd *__alloc_cmd(struct nullb_queue *nq) -{ - struct nullb_cmd *cmd; - unsigned int tag; - - tag = get_tag(nq); - if (tag != -1U) { - cmd = &nq->cmds[tag]; - cmd->tag = tag; - cmd->error = BLK_STS_OK; - cmd->nq = nq; - if (nq->dev->irqmode == NULL_IRQ_TIMER) { - hrtimer_init(&cmd->timer, CLOCK_MONOTONIC, - HRTIMER_MODE_REL); - cmd->timer.function = null_cmd_timer_expired; - } - return cmd; - } - - return NULL; -} - -static struct nullb_cmd *alloc_cmd(struct nullb_queue *nq, struct bio *bio) -{ - struct nullb_cmd *cmd; - DEFINE_WAIT(wait); - - do { - /* - * This avoids multiple return statements, multiple calls to - * __alloc_cmd() and a fast path call to prepare_to_wait(). - */ - cmd = __alloc_cmd(nq); - if (cmd) { - cmd->bio = bio; - return cmd; - } - prepare_to_wait(&nq->wait, &wait, TASK_UNINTERRUPTIBLE); - io_schedule(); - finish_wait(&nq->wait, &wait); - } while (1); -} - -static void end_cmd(struct nullb_cmd *cmd) -{ - int queue_mode = cmd->nq->dev->queue_mode; - - switch (queue_mode) { - case NULL_Q_MQ: - blk_mq_end_request(cmd->rq, cmd->error); - return; - case NULL_Q_BIO: - cmd->bio->bi_status = cmd->error; - bio_endio(cmd->bio); - break; - } - - free_cmd(cmd); -} - static enum hrtimer_restart null_cmd_timer_expired(struct hrtimer *timer) { - end_cmd(container_of(timer, struct nullb_cmd, timer)); + struct nullb_cmd *cmd = container_of(timer, struct nullb_cmd, timer); + blk_mq_end_request(blk_mq_rq_from_pdu(cmd), cmd->error); return HRTIMER_NORESTART; } @@ -856,7 +785,9 @@ static void null_cmd_end_timer(struct nullb_cmd *cmd) static void null_complete_rq(struct request *rq) { - end_cmd(blk_mq_rq_to_pdu(rq)); + struct nullb_cmd *cmd = blk_mq_rq_to_pdu(rq); + + blk_mq_end_request(rq, cmd->error); } static struct nullb_page *null_alloc_page(void) @@ -1273,7 +1204,7 @@ static int null_transfer(struct nullb *nullb, struct page *page, static int null_handle_rq(struct nullb_cmd *cmd) { - struct request *rq = cmd->rq; + struct request *rq = blk_mq_rq_from_pdu(cmd); struct nullb *nullb = cmd->nq->dev->nullb; int err; unsigned int len; @@ -1298,63 +1229,21 @@ static int null_handle_rq(struct nullb_cmd *cmd) return 0; } -static int null_handle_bio(struct nullb_cmd *cmd) -{ - struct bio *bio = cmd->bio; - struct nullb *nullb = cmd->nq->dev->nullb; - int err; - unsigned int len; - sector_t sector = bio->bi_iter.bi_sector; - struct bio_vec bvec; - struct bvec_iter iter; - - spin_lock_irq(&nullb->lock); - bio_for_each_segment(bvec, bio, iter) { - len = bvec.bv_len; - err = null_transfer(nullb, bvec.bv_page, len, bvec.bv_offset, - op_is_write(bio_op(bio)), sector, - bio->bi_opf & REQ_FUA); - if (err) { - spin_unlock_irq(&nullb->lock); - return err; - } - sector += len >> SECTOR_SHIFT; - } - spin_unlock_irq(&nullb->lock); - return 0; -} - -static void null_stop_queue(struct nullb *nullb) -{ - struct request_queue *q = nullb->q; - - if (nullb->dev->queue_mode == NULL_Q_MQ) - blk_mq_stop_hw_queues(q); -} - -static void null_restart_queue_async(struct nullb *nullb) -{ - struct request_queue *q = nullb->q; - - if (nullb->dev->queue_mode == NULL_Q_MQ) - blk_mq_start_stopped_hw_queues(q, true); -} - static inline blk_status_t null_handle_throttled(struct nullb_cmd *cmd) { struct nullb_device *dev = cmd->nq->dev; struct nullb *nullb = dev->nullb; blk_status_t sts = BLK_STS_OK; - struct request *rq = cmd->rq; + struct request *rq = blk_mq_rq_from_pdu(cmd); if (!hrtimer_active(&nullb->bw_timer)) hrtimer_restart(&nullb->bw_timer); if (atomic_long_sub_return(blk_rq_bytes(rq), &nullb->cur_bytes) < 0) { - null_stop_queue(nullb); + blk_mq_stop_hw_queues(nullb->q); /* race with timer */ if (atomic_long_read(&nullb->cur_bytes) > 0) - null_restart_queue_async(nullb); + blk_mq_start_stopped_hw_queues(nullb->q, true); /* requeue request */ sts = BLK_STS_DEV_RESOURCE; } @@ -1381,37 +1270,29 @@ static inline blk_status_t null_handle_memory_backed(struct nullb_cmd *cmd, sector_t nr_sectors) { struct nullb_device *dev = cmd->nq->dev; - int err; if (op == REQ_OP_DISCARD) return null_handle_discard(dev, sector, nr_sectors); + return errno_to_blk_status(null_handle_rq(cmd)); - if (dev->queue_mode == NULL_Q_BIO) - err = null_handle_bio(cmd); - else - err = null_handle_rq(cmd); - - return errno_to_blk_status(err); } static void nullb_zero_read_cmd_buffer(struct nullb_cmd *cmd) { + struct request *rq = blk_mq_rq_from_pdu(cmd); struct nullb_device *dev = cmd->nq->dev; struct bio *bio; - if (dev->memory_backed) - return; - - if (dev->queue_mode == NULL_Q_BIO && bio_op(cmd->bio) == REQ_OP_READ) { - zero_fill_bio(cmd->bio); - } else if (req_op(cmd->rq) == REQ_OP_READ) { - __rq_for_each_bio(bio, cmd->rq) + if (!dev->memory_backed && req_op(rq) == REQ_OP_READ) { + __rq_for_each_bio(bio, rq) zero_fill_bio(bio); } } static inline void nullb_complete_cmd(struct nullb_cmd *cmd) { + struct request *rq = blk_mq_rq_from_pdu(cmd); + /* * Since root privileges are required to configure the null_blk * driver, it is fine that this driver does not initialize the @@ -1425,20 +1306,10 @@ static inline void nullb_complete_cmd(struct nullb_cmd *cmd) /* Complete IO by inline, softirq or timer */ switch (cmd->nq->dev->irqmode) { case NULL_IRQ_SOFTIRQ: - switch (cmd->nq->dev->queue_mode) { - case NULL_Q_MQ: - blk_mq_complete_request(cmd->rq); - break; - case NULL_Q_BIO: - /* - * XXX: no proper submitting cpu information available. - */ - end_cmd(cmd); - break; - } + blk_mq_complete_request(rq); break; case NULL_IRQ_NONE: - end_cmd(cmd); + blk_mq_end_request(rq, cmd->error); break; case NULL_IRQ_TIMER: null_cmd_end_timer(cmd); @@ -1499,7 +1370,7 @@ static enum hrtimer_restart nullb_bwtimer_fn(struct hrtimer *timer) return HRTIMER_NORESTART; atomic_long_set(&nullb->cur_bytes, mb_per_tick(mbps)); - null_restart_queue_async(nullb); + blk_mq_start_stopped_hw_queues(nullb->q, true); hrtimer_forward_now(&nullb->bw_timer, timer_interval); @@ -1516,26 +1387,6 @@ static void nullb_setup_bwtimer(struct nullb *nullb) hrtimer_start(&nullb->bw_timer, timer_interval, HRTIMER_MODE_REL); } -static struct nullb_queue *nullb_to_queue(struct nullb *nullb) -{ - int index = 0; - - if (nullb->nr_queues != 1) - index = raw_smp_processor_id() / ((nr_cpu_ids + nullb->nr_queues - 1) / nullb->nr_queues); - - return &nullb->queues[index]; -} - -static void null_submit_bio(struct bio *bio) -{ - sector_t sector = bio->bi_iter.bi_sector; - sector_t nr_sectors = bio_sectors(bio); - struct nullb *nullb = bio->bi_bdev->bd_disk->private_data; - struct nullb_queue *nq = nullb_to_queue(nullb); - - null_handle_cmd(alloc_cmd(nq, bio), sector, nr_sectors, bio_op(bio)); -} - #ifdef CONFIG_BLK_DEV_NULL_BLK_FAULT_INJECTION static bool should_timeout_request(struct request *rq) @@ -1655,7 +1506,7 @@ static int null_poll(struct blk_mq_hw_ctx *hctx, struct io_comp_batch *iob) blk_rq_sectors(req)); if (!blk_mq_add_to_batch(req, iob, (__force int) cmd->error, blk_mq_end_request_batch)) - end_cmd(cmd); + blk_mq_end_request(req, cmd->error); nr++; } @@ -1711,7 +1562,6 @@ static blk_status_t null_queue_rq(struct blk_mq_hw_ctx *hctx, hrtimer_init(&cmd->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); cmd->timer.function = null_cmd_timer_expired; } - cmd->rq = rq; cmd->error = BLK_STS_OK; cmd->nq = nq; cmd->fake_timeout = should_timeout_request(rq) || @@ -1770,34 +1620,8 @@ static void null_queue_rqs(struct request **rqlist) *rqlist = requeue_list; } -static void cleanup_queue(struct nullb_queue *nq) -{ - bitmap_free(nq->tag_map); - kfree(nq->cmds); -} - -static void cleanup_queues(struct nullb *nullb) -{ - int i; - - for (i = 0; i < nullb->nr_queues; i++) - cleanup_queue(&nullb->queues[i]); - - kfree(nullb->queues); -} - -static void null_exit_hctx(struct blk_mq_hw_ctx *hctx, unsigned int hctx_idx) -{ - struct nullb_queue *nq = hctx->driver_data; - struct nullb *nullb = nq->dev->nullb; - - nullb->nr_queues--; -} - static void null_init_queue(struct nullb *nullb, struct nullb_queue *nq) { - init_waitqueue_head(&nq->wait); - nq->queue_depth = nullb->queue_depth; nq->dev = nullb->dev; INIT_LIST_HEAD(&nq->poll_list); spin_lock_init(&nq->poll_lock); @@ -1815,7 +1639,6 @@ static int null_init_hctx(struct blk_mq_hw_ctx *hctx, void *driver_data, nq = &nullb->queues[hctx_idx]; hctx->driver_data = nq; null_init_queue(nullb, nq); - nullb->nr_queues++; return 0; } @@ -1828,7 +1651,6 @@ static const struct blk_mq_ops null_mq_ops = { .poll = null_poll, .map_queues = null_map_queues, .init_hctx = null_init_hctx, - .exit_hctx = null_exit_hctx, }; static void null_del_dev(struct nullb *nullb) @@ -1849,21 +1671,20 @@ static void null_del_dev(struct nullb *nullb) if (test_bit(NULLB_DEV_FL_THROTTLED, &nullb->dev->flags)) { hrtimer_cancel(&nullb->bw_timer); atomic_long_set(&nullb->cur_bytes, LONG_MAX); - null_restart_queue_async(nullb); + blk_mq_start_stopped_hw_queues(nullb->q, true); } put_disk(nullb->disk); - if (dev->queue_mode == NULL_Q_MQ && - nullb->tag_set == &nullb->__tag_set) + if (nullb->tag_set == &nullb->__tag_set) blk_mq_free_tag_set(nullb->tag_set); - cleanup_queues(nullb); + kfree(nullb->queues); if (null_cache_active(nullb)) null_free_device_storage(nullb->dev, true); kfree(nullb); dev->nullb = NULL; } -static void null_config_discard(struct nullb *nullb) +static void null_config_discard(struct nullb *nullb, struct queue_limits *lim) { if (nullb->dev->discard == false) return; @@ -1880,43 +1701,14 @@ static void null_config_discard(struct nullb *nullb) return; } - blk_queue_max_discard_sectors(nullb->q, UINT_MAX >> 9); + lim->max_hw_discard_sectors = UINT_MAX >> 9; } -static const struct block_device_operations null_bio_ops = { - .owner = THIS_MODULE, - .submit_bio = null_submit_bio, - .report_zones = null_report_zones, -}; - -static const struct block_device_operations null_rq_ops = { +static const struct block_device_operations null_ops = { .owner = THIS_MODULE, .report_zones = null_report_zones, }; -static int setup_commands(struct nullb_queue *nq) -{ - struct nullb_cmd *cmd; - int i; - - nq->cmds = kcalloc(nq->queue_depth, sizeof(*cmd), GFP_KERNEL); - if (!nq->cmds) - return -ENOMEM; - - nq->tag_map = bitmap_zalloc(nq->queue_depth, GFP_KERNEL); - if (!nq->tag_map) { - kfree(nq->cmds); - return -ENOMEM; - } - - for (i = 0; i < nq->queue_depth; i++) { - cmd = &nq->cmds[i]; - cmd->tag = -1U; - } - - return 0; -} - static int setup_queues(struct nullb *nullb) { int nqueues = nr_cpu_ids; @@ -1929,101 +1721,66 @@ static int setup_queues(struct nullb *nullb) if (!nullb->queues) return -ENOMEM; - nullb->queue_depth = nullb->dev->hw_queue_depth; return 0; } -static int init_driver_queues(struct nullb *nullb) +static int null_init_tag_set(struct blk_mq_tag_set *set, int poll_queues) { - struct nullb_queue *nq; - int i, ret = 0; - - for (i = 0; i < nullb->dev->submit_queues; i++) { - nq = &nullb->queues[i]; - - null_init_queue(nullb, nq); - - ret = setup_commands(nq); - if (ret) - return ret; - nullb->nr_queues++; + set->ops = &null_mq_ops; + set->cmd_size = sizeof(struct nullb_cmd); + set->timeout = 5 * HZ; + set->nr_maps = 1; + if (poll_queues) { + set->nr_hw_queues += poll_queues; + set->nr_maps += 2; } - return 0; + return blk_mq_alloc_tag_set(set); } -static int null_gendisk_register(struct nullb *nullb) +static int null_init_global_tag_set(void) { - sector_t size = ((sector_t)nullb->dev->size * SZ_1M) >> SECTOR_SHIFT; - struct gendisk *disk = nullb->disk; + int error; - set_capacity(disk, size); - - disk->major = null_major; - disk->first_minor = nullb->index; - disk->minors = 1; - if (queue_is_mq(nullb->q)) - disk->fops = &null_rq_ops; - else - disk->fops = &null_bio_ops; - disk->private_data = nullb; - strscpy_pad(disk->disk_name, nullb->disk_name, DISK_NAME_LEN); + if (tag_set.ops) + return 0; - if (nullb->dev->zoned) { - int ret = null_register_zoned_dev(nullb); + tag_set.nr_hw_queues = g_submit_queues; + tag_set.queue_depth = g_hw_queue_depth; + tag_set.numa_node = g_home_node; + tag_set.flags = BLK_MQ_F_SHOULD_MERGE; + if (g_no_sched) + tag_set.flags |= BLK_MQ_F_NO_SCHED; + if (g_shared_tag_bitmap) + tag_set.flags |= BLK_MQ_F_TAG_HCTX_SHARED; + if (g_blocking) + tag_set.flags |= BLK_MQ_F_BLOCKING; - if (ret) - return ret; - } - - return add_disk(disk); + error = null_init_tag_set(&tag_set, g_poll_queues); + if (error) + tag_set.ops = NULL; + return error; } -static int null_init_tag_set(struct nullb *nullb, struct blk_mq_tag_set *set) +static int null_setup_tagset(struct nullb *nullb) { - unsigned int flags = BLK_MQ_F_SHOULD_MERGE; - int hw_queues, numa_node; - unsigned int queue_depth; - int poll_queues; - - if (nullb) { - hw_queues = nullb->dev->submit_queues; - poll_queues = nullb->dev->poll_queues; - queue_depth = nullb->dev->hw_queue_depth; - numa_node = nullb->dev->home_node; - if (nullb->dev->no_sched) - flags |= BLK_MQ_F_NO_SCHED; - if (nullb->dev->shared_tag_bitmap) - flags |= BLK_MQ_F_TAG_HCTX_SHARED; - if (nullb->dev->blocking) - flags |= BLK_MQ_F_BLOCKING; - } else { - hw_queues = g_submit_queues; - poll_queues = g_poll_queues; - queue_depth = g_hw_queue_depth; - numa_node = g_home_node; - if (g_no_sched) - flags |= BLK_MQ_F_NO_SCHED; - if (g_shared_tag_bitmap) - flags |= BLK_MQ_F_TAG_HCTX_SHARED; - if (g_blocking) - flags |= BLK_MQ_F_BLOCKING; - } - - set->ops = &null_mq_ops; - set->cmd_size = sizeof(struct nullb_cmd); - set->flags = flags; - set->driver_data = nullb; - set->nr_hw_queues = hw_queues; - set->queue_depth = queue_depth; - set->numa_node = numa_node; - if (poll_queues) { - set->nr_hw_queues += poll_queues; - set->nr_maps = 3; - } else { - set->nr_maps = 1; + if (nullb->dev->shared_tags) { + nullb->tag_set = &tag_set; + return null_init_global_tag_set(); } - return blk_mq_alloc_tag_set(set); + nullb->tag_set = &nullb->__tag_set; + nullb->tag_set->driver_data = nullb; + nullb->tag_set->nr_hw_queues = nullb->dev->submit_queues; + nullb->tag_set->queue_depth = nullb->dev->hw_queue_depth; + nullb->tag_set->numa_node = nullb->dev->home_node; + nullb->tag_set->flags = BLK_MQ_F_SHOULD_MERGE; + if (nullb->dev->no_sched) + nullb->tag_set->flags |= BLK_MQ_F_NO_SCHED; + if (nullb->dev->shared_tag_bitmap) + nullb->tag_set->flags |= BLK_MQ_F_TAG_HCTX_SHARED; + if (nullb->dev->blocking) + nullb->tag_set->flags |= BLK_MQ_F_BLOCKING; + return null_init_tag_set(nullb->tag_set, nullb->dev->poll_queues); } static int null_validate_conf(struct nullb_device *dev) @@ -2032,11 +1789,15 @@ static int null_validate_conf(struct nullb_device *dev) pr_err("legacy IO path is no longer available\n"); return -EINVAL; } + if (dev->queue_mode == NULL_Q_BIO) { + pr_err("BIO-based IO path is no longer available, using blk-mq instead.\n"); + dev->queue_mode = NULL_Q_MQ; + } dev->blocksize = round_down(dev->blocksize, 512); dev->blocksize = clamp_t(unsigned int, dev->blocksize, 512, 4096); - if (dev->queue_mode == NULL_Q_MQ && dev->use_per_node_hctx) { + if (dev->use_per_node_hctx) { if (dev->submit_queues != nr_online_nodes) dev->submit_queues = nr_online_nodes; } else if (dev->submit_queues > nr_cpu_ids) @@ -2048,8 +1809,6 @@ static int null_validate_conf(struct nullb_device *dev) if (dev->poll_queues > g_poll_queues) dev->poll_queues = g_poll_queues; dev->prev_poll_queues = dev->poll_queues; - - dev->queue_mode = min_t(unsigned int, dev->queue_mode, NULL_Q_MQ); dev->irqmode = min_t(unsigned int, dev->irqmode, NULL_IRQ_TIMER); /* Do memory allocation, so set blocking */ @@ -2060,9 +1819,6 @@ static int null_validate_conf(struct nullb_device *dev) dev->cache_size = min_t(unsigned long, ULONG_MAX / 1024 / 1024, dev->cache_size); dev->mbps = min_t(unsigned int, 1024 * 40, dev->mbps); - /* can not stop a queue */ - if (dev->queue_mode == NULL_Q_BIO) - dev->mbps = 0; if (dev->zoned && (!dev->zone_size || !is_power_of_2(dev->zone_size))) { @@ -2102,6 +1858,12 @@ static bool null_setup_fault(void) static int null_add_dev(struct nullb_device *dev) { + struct queue_limits lim = { + .logical_block_size = dev->blocksize, + .physical_block_size = dev->blocksize, + .max_hw_sectors = dev->max_sectors, + }; + struct nullb *nullb; int rv; @@ -2123,36 +1885,25 @@ static int null_add_dev(struct nullb_device *dev) if (rv) goto out_free_nullb; - if (dev->queue_mode == NULL_Q_MQ) { - if (shared_tags) { - nullb->tag_set = &tag_set; - rv = 0; - } else { - nullb->tag_set = &nullb->__tag_set; - rv = null_init_tag_set(nullb, nullb->tag_set); - } + rv = null_setup_tagset(nullb); + if (rv) + goto out_cleanup_queues; + if (dev->virt_boundary) + lim.virt_boundary_mask = PAGE_SIZE - 1; + null_config_discard(nullb, &lim); + if (dev->zoned) { + rv = null_init_zoned_dev(dev, &lim); if (rv) - goto out_cleanup_queues; - - nullb->tag_set->timeout = 5 * HZ; - nullb->disk = blk_mq_alloc_disk(nullb->tag_set, nullb); - if (IS_ERR(nullb->disk)) { - rv = PTR_ERR(nullb->disk); goto out_cleanup_tags; - } - nullb->q = nullb->disk->queue; - } else if (dev->queue_mode == NULL_Q_BIO) { - rv = -ENOMEM; - nullb->disk = blk_alloc_disk(nullb->dev->home_node); - if (!nullb->disk) - goto out_cleanup_queues; + } - nullb->q = nullb->disk->queue; - rv = init_driver_queues(nullb); - if (rv) - goto out_cleanup_disk; + nullb->disk = blk_mq_alloc_disk(nullb->tag_set, &lim, nullb); + if (IS_ERR(nullb->disk)) { + rv = PTR_ERR(nullb->disk); + goto out_cleanup_zone; } + nullb->q = nullb->disk->queue; if (dev->mbps) { set_bit(NULLB_DEV_FL_THROTTLED, &dev->flags); @@ -2164,12 +1915,6 @@ static int null_add_dev(struct nullb_device *dev) blk_queue_write_cache(nullb->q, true, true); } - if (dev->zoned) { - rv = null_init_zoned_dev(dev, nullb->q); - if (rv) - goto out_cleanup_disk; - } - nullb->q->queuedata = nullb; blk_queue_flag_set(QUEUE_FLAG_NONROT, nullb->q); @@ -2177,22 +1922,12 @@ static int null_add_dev(struct nullb_device *dev) rv = ida_alloc(&nullb_indexes, GFP_KERNEL); if (rv < 0) { mutex_unlock(&lock); - goto out_cleanup_zone; + goto out_cleanup_disk; } nullb->index = rv; dev->index = rv; mutex_unlock(&lock); - blk_queue_logical_block_size(nullb->q, dev->blocksize); - blk_queue_physical_block_size(nullb->q, dev->blocksize); - if (dev->max_sectors) - blk_queue_max_hw_sectors(nullb->q, dev->max_sectors); - - if (dev->virt_boundary) - blk_queue_virt_boundary(nullb->q, PAGE_SIZE - 1); - - null_config_discard(nullb); - if (config_item_name(&dev->group.cg_item)) { /* Use configfs dir name as the device name */ snprintf(nullb->disk_name, sizeof(nullb->disk_name), @@ -2201,7 +1936,22 @@ static int null_add_dev(struct nullb_device *dev) sprintf(nullb->disk_name, "nullb%d", nullb->index); } - rv = null_gendisk_register(nullb); + set_capacity(nullb->disk, + ((sector_t)nullb->dev->size * SZ_1M) >> SECTOR_SHIFT); + nullb->disk->major = null_major; + nullb->disk->first_minor = nullb->index; + nullb->disk->minors = 1; + nullb->disk->fops = &null_ops; + nullb->disk->private_data = nullb; + strscpy_pad(nullb->disk->disk_name, nullb->disk_name, DISK_NAME_LEN); + + if (nullb->dev->zoned) { + rv = null_register_zoned_dev(nullb); + if (rv) + goto out_ida_free; + } + + rv = add_disk(nullb->disk); if (rv) goto out_ida_free; @@ -2220,10 +1970,10 @@ out_cleanup_zone: out_cleanup_disk: put_disk(nullb->disk); out_cleanup_tags: - if (dev->queue_mode == NULL_Q_MQ && nullb->tag_set == &nullb->__tag_set) + if (nullb->tag_set == &nullb->__tag_set) blk_mq_free_tag_set(nullb->tag_set); out_cleanup_queues: - cleanup_queues(nullb); + kfree(nullb->queues); out_free_nullb: kfree(nullb); dev->nullb = NULL; @@ -2299,7 +2049,7 @@ static int __init null_init(void) return -EINVAL; } - if (g_queue_mode == NULL_Q_MQ && g_use_per_node_hctx) { + if (g_use_per_node_hctx) { if (g_submit_queues != nr_online_nodes) { pr_warn("submit_queues param is set to %u.\n", nr_online_nodes); @@ -2311,18 +2061,12 @@ static int __init null_init(void) g_submit_queues = 1; } - if (g_queue_mode == NULL_Q_MQ && shared_tags) { - ret = null_init_tag_set(NULL, &tag_set); - if (ret) - return ret; - } - config_group_init(&nullb_subsys.su_group); mutex_init(&nullb_subsys.su_mutex); ret = configfs_register_subsystem(&nullb_subsys); if (ret) - goto err_tagset; + return ret; mutex_init(&lock); @@ -2349,9 +2093,6 @@ err_dev: unregister_blkdev(null_major, "nullb"); err_conf: configfs_unregister_subsystem(&nullb_subsys); -err_tagset: - if (g_queue_mode == NULL_Q_MQ && shared_tags) - blk_mq_free_tag_set(&tag_set); return ret; } @@ -2370,7 +2111,7 @@ static void __exit null_exit(void) } mutex_unlock(&lock); - if (g_queue_mode == NULL_Q_MQ && shared_tags) + if (tag_set.ops) blk_mq_free_tag_set(&tag_set); } diff --git a/drivers/block/null_blk/null_blk.h b/drivers/block/null_blk/null_blk.h index 929f659dd255..477b97746823 100644 --- a/drivers/block/null_blk/null_blk.h +++ b/drivers/block/null_blk/null_blk.h @@ -16,11 +16,6 @@ #include <linux/mutex.h> struct nullb_cmd { - union { - struct request *rq; - struct bio *bio; - }; - unsigned int tag; blk_status_t error; bool fake_timeout; struct nullb_queue *nq; @@ -28,16 +23,11 @@ struct nullb_cmd { }; struct nullb_queue { - unsigned long *tag_map; - wait_queue_head_t wait; - unsigned int queue_depth; struct nullb_device *dev; unsigned int requeue_selection; struct list_head poll_list; spinlock_t poll_lock; - - struct nullb_cmd *cmds; }; struct nullb_zone { @@ -60,13 +50,6 @@ struct nullb_zone { unsigned int capacity; }; -/* Queue modes */ -enum { - NULL_Q_BIO = 0, - NULL_Q_RQ = 1, - NULL_Q_MQ = 2, -}; - struct nullb_device { struct nullb *nullb; struct config_group group; @@ -119,6 +102,7 @@ struct nullb_device { bool zoned; /* if device is zoned */ bool virt_boundary; /* virtual boundary on/off for the device */ bool no_sched; /* no IO scheduler for the device */ + bool shared_tags; /* share tag set between devices for blk-mq */ bool shared_tag_bitmap; /* use hostwide shared tags */ }; @@ -130,14 +114,12 @@ struct nullb { struct gendisk *disk; struct blk_mq_tag_set *tag_set; struct blk_mq_tag_set __tag_set; - unsigned int queue_depth; atomic_long_t cur_bytes; struct hrtimer bw_timer; unsigned long cache_flush_pos; spinlock_t lock; struct nullb_queue *queues; - unsigned int nr_queues; char disk_name[DISK_NAME_LEN]; }; @@ -147,7 +129,7 @@ blk_status_t null_process_cmd(struct nullb_cmd *cmd, enum req_op op, sector_t sector, unsigned int nr_sectors); #ifdef CONFIG_BLK_DEV_ZONED -int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q); +int null_init_zoned_dev(struct nullb_device *dev, struct queue_limits *lim); int null_register_zoned_dev(struct nullb *nullb); void null_free_zoned_dev(struct nullb_device *dev); int null_report_zones(struct gendisk *disk, sector_t sector, @@ -160,7 +142,7 @@ ssize_t zone_cond_store(struct nullb_device *dev, const char *page, size_t count, enum blk_zone_cond cond); #else static inline int null_init_zoned_dev(struct nullb_device *dev, - struct request_queue *q) + struct queue_limits *lim) { pr_err("CONFIG_BLK_DEV_ZONED not enabled\n"); return -EINVAL; diff --git a/drivers/block/null_blk/trace.h b/drivers/block/null_blk/trace.h index 6b2b370e786f..ef2d05d5f0df 100644 --- a/drivers/block/null_blk/trace.h +++ b/drivers/block/null_blk/trace.h @@ -41,10 +41,11 @@ TRACE_EVENT(nullb_zone_op, __field(unsigned int, zone_cond) ), TP_fast_assign( - __entry->op = req_op(cmd->rq); + __entry->op = req_op(blk_mq_rq_from_pdu(cmd)); __entry->zone_no = zone_no; __entry->zone_cond = zone_cond; - __assign_disk_name(__entry->disk, cmd->rq->q->disk); + __assign_disk_name(__entry->disk, + blk_mq_rq_from_pdu(cmd)->q->disk); ), TP_printk("%s req=%-15s zone_no=%u zone_cond=%-10s", __print_disk_name(__entry->disk), diff --git a/drivers/block/null_blk/zoned.c b/drivers/block/null_blk/zoned.c index 6f5e0994862e..1689e2584104 100644 --- a/drivers/block/null_blk/zoned.c +++ b/drivers/block/null_blk/zoned.c @@ -58,7 +58,8 @@ static inline void null_unlock_zone(struct nullb_device *dev, mutex_unlock(&zone->mutex); } -int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q) +int null_init_zoned_dev(struct nullb_device *dev, + struct queue_limits *lim) { sector_t dev_capacity_sects, zone_capacity_sects; struct nullb_zone *zone; @@ -151,27 +152,22 @@ int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q) sector += dev->zone_size_sects; } + lim->zoned = true; + lim->chunk_sectors = dev->zone_size_sects; + lim->max_zone_append_sectors = dev->zone_size_sects; + lim->max_open_zones = dev->zone_max_open; + lim->max_active_zones = dev->zone_max_active; return 0; } int null_register_zoned_dev(struct nullb *nullb) { - struct nullb_device *dev = nullb->dev; struct request_queue *q = nullb->q; - disk_set_zoned(nullb->disk); blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q); blk_queue_required_elevator_features(q, ELEVATOR_F_ZBD_SEQ_WRITE); - blk_queue_chunk_sectors(q, dev->zone_size_sects); nullb->disk->nr_zones = bdev_nr_zones(nullb->disk->part0); - blk_queue_max_zone_append_sectors(q, dev->zone_size_sects); - disk_set_max_open_zones(nullb->disk, dev->zone_max_open); - disk_set_max_active_zones(nullb->disk, dev->zone_max_active); - - if (queue_is_mq(q)) - return blk_revalidate_disk_zones(nullb->disk, NULL); - - return 0; + return blk_revalidate_disk_zones(nullb->disk, NULL); } void null_free_zoned_dev(struct nullb_device *dev) @@ -394,10 +390,7 @@ static blk_status_t null_zone_write(struct nullb_cmd *cmd, sector_t sector, */ if (append) { sector = zone->wp; - if (dev->queue_mode == NULL_Q_MQ) - cmd->rq->__sector = sector; - else - cmd->bio->bi_iter.bi_sector = sector; + blk_mq_rq_from_pdu(cmd)->__sector = sector; } else if (sector != zone->wp) { ret = BLK_STS_IOERR; goto unlock; diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index d56d972aadb3..21728e9ea5c3 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -340,8 +340,8 @@ static ssize_t device_map_show(const struct class *c, const struct class_attribu n += sysfs_emit_at(data, n, "%s %u:%u %u:%u\n", pd->disk->disk_name, MAJOR(pd->pkt_dev), MINOR(pd->pkt_dev), - MAJOR(pd->bdev_handle->bdev->bd_dev), - MINOR(pd->bdev_handle->bdev->bd_dev)); + MAJOR(file_bdev(pd->bdev_file)->bd_dev), + MINOR(file_bdev(pd->bdev_file)->bd_dev)); } mutex_unlock(&ctl_mutex); return n; @@ -438,7 +438,7 @@ static int pkt_seq_show(struct seq_file *m, void *p) int states[PACKET_NUM_STATES]; seq_printf(m, "Writer %s mapped to %pg:\n", pd->disk->disk_name, - pd->bdev_handle->bdev); + file_bdev(pd->bdev_file)); seq_printf(m, "\nSettings:\n"); seq_printf(m, "\tpacket size:\t\t%dkB\n", pd->settings.size / 2); @@ -715,7 +715,7 @@ static void pkt_rbtree_insert(struct pktcdvd_device *pd, struct pkt_rb_node *nod */ static int pkt_generic_packet(struct pktcdvd_device *pd, struct packet_command *cgc) { - struct request_queue *q = bdev_get_queue(pd->bdev_handle->bdev); + struct request_queue *q = bdev_get_queue(file_bdev(pd->bdev_file)); struct scsi_cmnd *scmd; struct request *rq; int ret = 0; @@ -828,6 +828,12 @@ static noinline_for_stack int pkt_set_speed(struct pktcdvd_device *pd, */ static void pkt_queue_bio(struct pktcdvd_device *pd, struct bio *bio) { + /* + * Some CDRW drives can not handle writes larger than one packet, + * even if the size is a multiple of the packet size. + */ + bio->bi_opf |= REQ_NOMERGE; + spin_lock(&pd->iosched.lock); if (bio_data_dir(bio) == READ) bio_list_add(&pd->iosched.read_queue, bio); @@ -1048,7 +1054,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt) continue; bio = pkt->r_bios[f]; - bio_init(bio, pd->bdev_handle->bdev, bio->bi_inline_vecs, 1, + bio_init(bio, file_bdev(pd->bdev_file), bio->bi_inline_vecs, 1, REQ_OP_READ); bio->bi_iter.bi_sector = pkt->sector + f * (CD_FRAMESIZE >> 9); bio->bi_end_io = pkt_end_io_read; @@ -1264,7 +1270,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt) struct device *ddev = disk_to_dev(pd->disk); int f; - bio_init(pkt->w_bio, pd->bdev_handle->bdev, pkt->w_bio->bi_inline_vecs, + bio_init(pkt->w_bio, file_bdev(pd->bdev_file), pkt->w_bio->bi_inline_vecs, pkt->frames, REQ_OP_WRITE); pkt->w_bio->bi_iter.bi_sector = pkt->sector; pkt->w_bio->bi_end_io = pkt_end_io_packet_write; @@ -2162,20 +2168,20 @@ static int pkt_open_dev(struct pktcdvd_device *pd, bool write) int ret; long lba; struct request_queue *q; - struct bdev_handle *bdev_handle; + struct file *bdev_file; /* * We need to re-open the cdrom device without O_NONBLOCK to be able * to read/write from/to it. It is already opened in O_NONBLOCK mode * so open should not fail. */ - bdev_handle = bdev_open_by_dev(pd->bdev_handle->bdev->bd_dev, + bdev_file = bdev_file_open_by_dev(file_bdev(pd->bdev_file)->bd_dev, BLK_OPEN_READ, pd, NULL); - if (IS_ERR(bdev_handle)) { - ret = PTR_ERR(bdev_handle); + if (IS_ERR(bdev_file)) { + ret = PTR_ERR(bdev_file); goto out; } - pd->open_bdev_handle = bdev_handle; + pd->f_open_bdev = bdev_file; ret = pkt_get_last_written(pd, &lba); if (ret) { @@ -2184,18 +2190,13 @@ static int pkt_open_dev(struct pktcdvd_device *pd, bool write) } set_capacity(pd->disk, lba << 2); - set_capacity_and_notify(pd->bdev_handle->bdev->bd_disk, lba << 2); + set_capacity_and_notify(file_bdev(pd->bdev_file)->bd_disk, lba << 2); - q = bdev_get_queue(pd->bdev_handle->bdev); + q = bdev_get_queue(file_bdev(pd->bdev_file)); if (write) { ret = pkt_open_write(pd); if (ret) goto out_putdev; - /* - * Some CDRW drives can not handle writes larger than one packet, - * even if the size is a multiple of the packet size. - */ - blk_queue_max_hw_sectors(q, pd->settings.size); set_bit(PACKET_WRITABLE, &pd->flags); } else { pkt_set_speed(pd, MAX_SPEED, MAX_SPEED); @@ -2218,7 +2219,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, bool write) return 0; out_putdev: - bdev_release(bdev_handle); + fput(bdev_file); out: return ret; } @@ -2237,8 +2238,8 @@ static void pkt_release_dev(struct pktcdvd_device *pd, int flush) pkt_lock_door(pd, 0); pkt_set_speed(pd, MAX_SPEED, MAX_SPEED); - bdev_release(pd->open_bdev_handle); - pd->open_bdev_handle = NULL; + fput(pd->f_open_bdev); + pd->f_open_bdev = NULL; pkt_shrink_pktlist(pd); } @@ -2326,7 +2327,7 @@ static void pkt_end_io_read_cloned(struct bio *bio) static void pkt_make_request_read(struct pktcdvd_device *pd, struct bio *bio) { - struct bio *cloned_bio = bio_alloc_clone(pd->bdev_handle->bdev, bio, + struct bio *cloned_bio = bio_alloc_clone(file_bdev(pd->bdev_file), bio, GFP_NOIO, &pkt_bio_set); struct packet_stacked_data *psd = mempool_alloc(&psd_pool, GFP_NOIO); @@ -2338,9 +2339,9 @@ static void pkt_make_request_read(struct pktcdvd_device *pd, struct bio *bio) pkt_queue_bio(pd, cloned_bio); } -static void pkt_make_request_write(struct request_queue *q, struct bio *bio) +static void pkt_make_request_write(struct bio *bio) { - struct pktcdvd_device *pd = q->queuedata; + struct pktcdvd_device *pd = bio->bi_bdev->bd_disk->private_data; sector_t zone; struct packet_data *pkt; int was_empty, blocked_bio; @@ -2432,7 +2433,7 @@ static void pkt_make_request_write(struct request_queue *q, struct bio *bio) static void pkt_submit_bio(struct bio *bio) { - struct pktcdvd_device *pd = bio->bi_bdev->bd_disk->queue->queuedata; + struct pktcdvd_device *pd = bio->bi_bdev->bd_disk->private_data; struct device *ddev = disk_to_dev(pd->disk); struct bio *split; @@ -2476,7 +2477,7 @@ static void pkt_submit_bio(struct bio *bio) split = bio; } - pkt_make_request_write(bio->bi_bdev->bd_disk->queue, split); + pkt_make_request_write(split); } while (split != bio); return; @@ -2484,20 +2485,11 @@ end_io: bio_io_error(bio); } -static void pkt_init_queue(struct pktcdvd_device *pd) -{ - struct request_queue *q = pd->disk->queue; - - blk_queue_logical_block_size(q, CD_FRAMESIZE); - blk_queue_max_hw_sectors(q, PACKET_MAX_SECTORS); - q->queuedata = pd; -} - static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) { struct device *ddev = disk_to_dev(pd->disk); int i; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct scsi_device *sdev; if (pd->pkt_dev == dev) { @@ -2508,9 +2500,9 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) struct pktcdvd_device *pd2 = pkt_devs[i]; if (!pd2) continue; - if (pd2->bdev_handle->bdev->bd_dev == dev) { + if (file_bdev(pd2->bdev_file)->bd_dev == dev) { dev_err(ddev, "%pg already setup\n", - pd2->bdev_handle->bdev); + file_bdev(pd2->bdev_file)); return -EBUSY; } if (pd2->pkt_dev == dev) { @@ -2519,13 +2511,13 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) } } - bdev_handle = bdev_open_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_NDELAY, + bdev_file = bdev_file_open_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_NDELAY, NULL, NULL); - if (IS_ERR(bdev_handle)) - return PTR_ERR(bdev_handle); - sdev = scsi_device_from_queue(bdev_handle->bdev->bd_disk->queue); + if (IS_ERR(bdev_file)) + return PTR_ERR(bdev_file); + sdev = scsi_device_from_queue(file_bdev(bdev_file)->bd_disk->queue); if (!sdev) { - bdev_release(bdev_handle); + fput(bdev_file); return -EINVAL; } put_device(&sdev->sdev_gendev); @@ -2533,10 +2525,8 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) /* This is safe, since we have a reference from open(). */ __module_get(THIS_MODULE); - pd->bdev_handle = bdev_handle; - set_blocksize(bdev_handle->bdev, CD_FRAMESIZE); - - pkt_init_queue(pd); + pd->bdev_file = bdev_file; + set_blocksize(file_bdev(bdev_file), CD_FRAMESIZE); atomic_set(&pd->cdrw.pending_bios, 0); pd->cdrw.thread = kthread_run(kcdrwd, pd, "%s", pd->disk->disk_name); @@ -2546,11 +2536,11 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) } proc_create_single_data(pd->disk->disk_name, 0, pkt_proc, pkt_seq_show, pd); - dev_notice(ddev, "writer mapped to %pg\n", bdev_handle->bdev); + dev_notice(ddev, "writer mapped to %pg\n", file_bdev(bdev_file)); return 0; out_mem: - bdev_release(bdev_handle); + fput(bdev_file); /* This is safe: open() is still holding a reference. */ module_put(THIS_MODULE); return -ENOMEM; @@ -2605,9 +2595,9 @@ static unsigned int pkt_check_events(struct gendisk *disk, if (!pd) return 0; - if (!pd->bdev_handle) + if (!pd->bdev_file) return 0; - attached_disk = pd->bdev_handle->bdev->bd_disk; + attached_disk = file_bdev(pd->bdev_file)->bd_disk; if (!attached_disk || !attached_disk->fops->check_events) return 0; return attached_disk->fops->check_events(attached_disk, clearing); @@ -2634,6 +2624,10 @@ static const struct block_device_operations pktcdvd_ops = { */ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev) { + struct queue_limits lim = { + .max_hw_sectors = PACKET_MAX_SECTORS, + .logical_block_size = CD_FRAMESIZE, + }; int idx; int ret = -ENOMEM; struct pktcdvd_device *pd; @@ -2673,10 +2667,11 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev) pd->write_congestion_on = write_congestion_on; pd->write_congestion_off = write_congestion_off; - ret = -ENOMEM; - disk = blk_alloc_disk(NUMA_NO_NODE); - if (!disk) + disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(disk)) { + ret = PTR_ERR(disk); goto out_mem; + } pd->disk = disk; disk->major = pktdev_major; disk->first_minor = idx; @@ -2692,7 +2687,7 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev) goto out_mem2; /* inherit events of the host device */ - disk->events = pd->bdev_handle->bdev->bd_disk->events; + disk->events = file_bdev(pd->bdev_file)->bd_disk->events; ret = add_disk(disk); if (ret) @@ -2757,7 +2752,7 @@ static int pkt_remove_dev(dev_t pkt_dev) pkt_debugfs_dev_remove(pd); pkt_sysfs_dev_remove(pd); - bdev_release(pd->bdev_handle); + fput(pd->bdev_file); remove_proc_entry(pd->disk->disk_name, pkt_proc); dev_notice(ddev, "writer unmapped\n"); @@ -2784,7 +2779,7 @@ static void pkt_get_status(struct pkt_ctrl_command *ctrl_cmd) pd = pkt_find_dev_from_minor(ctrl_cmd->dev_index); if (pd) { - ctrl_cmd->dev = new_encode_dev(pd->bdev_handle->bdev->bd_dev); + ctrl_cmd->dev = new_encode_dev(file_bdev(pd->bdev_file)->bd_dev); ctrl_cmd->pkt_dev = new_encode_dev(pd->pkt_dev); } else { ctrl_cmd->dev = 0; diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c index 36d7b36c60c7..b810ac0a5c4b 100644 --- a/drivers/block/ps3disk.c +++ b/drivers/block/ps3disk.c @@ -382,6 +382,14 @@ static int ps3disk_probe(struct ps3_system_bus_device *_dev) struct ps3disk_private *priv; int error; unsigned int devidx; + struct queue_limits lim = { + .logical_block_size = dev->blk_size, + .max_hw_sectors = dev->bounce_size >> 9, + .max_segments = -1, + .max_segment_size = dev->bounce_size, + .dma_alignment = dev->blk_size - 1, + }; + struct request_queue *queue; struct gendisk *gendisk; @@ -431,7 +439,7 @@ static int ps3disk_probe(struct ps3_system_bus_device *_dev) if (error) goto fail_teardown; - gendisk = blk_mq_alloc_disk(&priv->tag_set, dev); + gendisk = blk_mq_alloc_disk(&priv->tag_set, &lim, dev); if (IS_ERR(gendisk)) { dev_err(&dev->sbd.core, "%s:%u: blk_mq_alloc_disk failed\n", __func__, __LINE__); @@ -441,15 +449,8 @@ static int ps3disk_probe(struct ps3_system_bus_device *_dev) queue = gendisk->queue; - blk_queue_max_hw_sectors(queue, dev->bounce_size >> 9); - blk_queue_dma_alignment(queue, dev->blk_size-1); - blk_queue_logical_block_size(queue, dev->blk_size); - blk_queue_write_cache(queue, true, false); - blk_queue_max_segments(queue, -1); - blk_queue_max_segment_size(queue, dev->bounce_size); - priv->gendisk = gendisk; gendisk->major = ps3disk_major; gendisk->first_minor = devidx * PS3DISK_MINORS; diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c index 38d42af01b25..bdcf083b45e2 100644 --- a/drivers/block/ps3vram.c +++ b/drivers/block/ps3vram.c @@ -730,10 +730,10 @@ static int ps3vram_probe(struct ps3_system_bus_device *dev) ps3vram_proc_init(dev); - gendisk = blk_alloc_disk(NUMA_NO_NODE); - if (!gendisk) { + gendisk = blk_alloc_disk(NULL, NUMA_NO_NODE); + if (IS_ERR(gendisk)) { dev_err(&dev->core, "blk_alloc_disk failed\n"); - error = -ENOMEM; + error = PTR_ERR(gendisk); goto out_cache_cleanup; } diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 12b5d53ec856..26ff5cd2bf0a 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -575,7 +575,7 @@ static const struct attribute_group rbd_bus_group = { }; __ATTRIBUTE_GROUPS(rbd_bus); -static struct bus_type rbd_bus_type = { +static const struct bus_type rbd_bus_type = { .name = "rbd", .bus_groups = rbd_bus_groups, }; @@ -4952,6 +4952,14 @@ static int rbd_init_disk(struct rbd_device *rbd_dev) struct request_queue *q; unsigned int objset_bytes = rbd_dev->layout.object_size * rbd_dev->layout.stripe_count; + struct queue_limits lim = { + .max_hw_sectors = objset_bytes >> SECTOR_SHIFT, + .max_user_sectors = objset_bytes >> SECTOR_SHIFT, + .io_min = rbd_dev->opts->alloc_size, + .io_opt = rbd_dev->opts->alloc_size, + .max_segments = USHRT_MAX, + .max_segment_size = UINT_MAX, + }; int err; memset(&rbd_dev->tag_set, 0, sizeof(rbd_dev->tag_set)); @@ -4966,7 +4974,13 @@ static int rbd_init_disk(struct rbd_device *rbd_dev) if (err) return err; - disk = blk_mq_alloc_disk(&rbd_dev->tag_set, rbd_dev); + if (rbd_dev->opts->trim) { + lim.discard_granularity = rbd_dev->opts->alloc_size; + lim.max_hw_discard_sectors = objset_bytes >> SECTOR_SHIFT; + lim.max_write_zeroes_sectors = objset_bytes >> SECTOR_SHIFT; + } + + disk = blk_mq_alloc_disk(&rbd_dev->tag_set, &lim, rbd_dev); if (IS_ERR(disk)) { err = PTR_ERR(disk); goto out_tag_set; @@ -4987,19 +5001,6 @@ static int rbd_init_disk(struct rbd_device *rbd_dev) blk_queue_flag_set(QUEUE_FLAG_NONROT, q); /* QUEUE_FLAG_ADD_RANDOM is off by default for blk-mq */ - blk_queue_max_hw_sectors(q, objset_bytes >> SECTOR_SHIFT); - q->limits.max_sectors = queue_max_hw_sectors(q); - blk_queue_max_segments(q, USHRT_MAX); - blk_queue_max_segment_size(q, UINT_MAX); - blk_queue_io_min(q, rbd_dev->opts->alloc_size); - blk_queue_io_opt(q, rbd_dev->opts->alloc_size); - - if (rbd_dev->opts->trim) { - q->limits.discard_granularity = rbd_dev->opts->alloc_size; - blk_queue_max_discard_sectors(q, objset_bytes >> SECTOR_SHIFT); - blk_queue_max_write_zeroes_sectors(q, objset_bytes >> SECTOR_SHIFT); - } - if (!ceph_test_opt(rbd_dev->rbd_client->client, NOCRC)) blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, q); diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c index 4044c369d22a..b7ffe03c6160 100644 --- a/drivers/block/rnbd/rnbd-clt.c +++ b/drivers/block/rnbd/rnbd-clt.c @@ -1329,43 +1329,6 @@ static void rnbd_init_mq_hw_queues(struct rnbd_clt_dev *dev) } } -static void setup_request_queue(struct rnbd_clt_dev *dev, - struct rnbd_msg_open_rsp *rsp) -{ - blk_queue_logical_block_size(dev->queue, - le16_to_cpu(rsp->logical_block_size)); - blk_queue_physical_block_size(dev->queue, - le16_to_cpu(rsp->physical_block_size)); - blk_queue_max_hw_sectors(dev->queue, - dev->sess->max_io_size / SECTOR_SIZE); - - /* - * we don't support discards to "discontiguous" segments - * in on request - */ - blk_queue_max_discard_segments(dev->queue, 1); - - blk_queue_max_discard_sectors(dev->queue, - le32_to_cpu(rsp->max_discard_sectors)); - dev->queue->limits.discard_granularity = - le32_to_cpu(rsp->discard_granularity); - dev->queue->limits.discard_alignment = - le32_to_cpu(rsp->discard_alignment); - if (le16_to_cpu(rsp->secure_discard)) - blk_queue_max_secure_erase_sectors(dev->queue, - le32_to_cpu(rsp->max_discard_sectors)); - blk_queue_flag_set(QUEUE_FLAG_SAME_COMP, dev->queue); - blk_queue_flag_set(QUEUE_FLAG_SAME_FORCE, dev->queue); - blk_queue_max_segments(dev->queue, dev->sess->max_segments); - blk_queue_io_opt(dev->queue, dev->sess->max_io_size); - blk_queue_virt_boundary(dev->queue, SZ_4K - 1); - blk_queue_write_cache(dev->queue, - !!(rsp->cache_policy & RNBD_WRITEBACK), - !!(rsp->cache_policy & RNBD_FUA)); - blk_queue_max_write_zeroes_sectors(dev->queue, - le32_to_cpu(rsp->max_write_zeroes_sectors)); -} - static int rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, struct rnbd_msg_open_rsp *rsp, int idx) { @@ -1403,18 +1366,41 @@ static int rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, static int rnbd_client_setup_device(struct rnbd_clt_dev *dev, struct rnbd_msg_open_rsp *rsp) { + struct queue_limits lim = { + .logical_block_size = le16_to_cpu(rsp->logical_block_size), + .physical_block_size = le16_to_cpu(rsp->physical_block_size), + .io_opt = dev->sess->max_io_size, + .max_hw_sectors = dev->sess->max_io_size / SECTOR_SIZE, + .max_hw_discard_sectors = le32_to_cpu(rsp->max_discard_sectors), + .discard_granularity = le32_to_cpu(rsp->discard_granularity), + .discard_alignment = le32_to_cpu(rsp->discard_alignment), + .max_segments = dev->sess->max_segments, + .virt_boundary_mask = SZ_4K - 1, + .max_write_zeroes_sectors = + le32_to_cpu(rsp->max_write_zeroes_sectors), + }; int idx = dev->clt_device_id; dev->size = le64_to_cpu(rsp->nsectors) * le16_to_cpu(rsp->logical_block_size); - dev->gd = blk_mq_alloc_disk(&dev->sess->tag_set, dev); + if (rsp->secure_discard) { + lim.max_secure_erase_sectors = + le32_to_cpu(rsp->max_discard_sectors); + } + + dev->gd = blk_mq_alloc_disk(&dev->sess->tag_set, &lim, dev); if (IS_ERR(dev->gd)) return PTR_ERR(dev->gd); dev->queue = dev->gd->queue; rnbd_init_mq_hw_queues(dev); - setup_request_queue(dev, rsp); + blk_queue_flag_set(QUEUE_FLAG_SAME_COMP, dev->queue); + blk_queue_flag_set(QUEUE_FLAG_SAME_FORCE, dev->queue); + blk_queue_write_cache(dev->queue, + !!(rsp->cache_policy & RNBD_WRITEBACK), + !!(rsp->cache_policy & RNBD_FUA)); + return rnbd_clt_setup_gen_disk(dev, rsp, idx); } diff --git a/drivers/block/rnbd/rnbd-srv.c b/drivers/block/rnbd/rnbd-srv.c index 3a0d5dcec6f2..f6e3a3c4b76c 100644 --- a/drivers/block/rnbd/rnbd-srv.c +++ b/drivers/block/rnbd/rnbd-srv.c @@ -145,7 +145,7 @@ static int process_rdma(struct rnbd_srv_session *srv_sess, priv->sess_dev = sess_dev; priv->id = id; - bio = bio_alloc(sess_dev->bdev_handle->bdev, 1, + bio = bio_alloc(file_bdev(sess_dev->bdev_file), 1, rnbd_to_bio_flags(le32_to_cpu(msg->rw)), GFP_KERNEL); if (bio_add_page(bio, virt_to_page(data), datalen, offset_in_page(data)) != datalen) { @@ -219,7 +219,7 @@ void rnbd_destroy_sess_dev(struct rnbd_srv_sess_dev *sess_dev, bool keep_id) rnbd_put_sess_dev(sess_dev); wait_for_completion(&dc); /* wait for inflights to drop to zero */ - bdev_release(sess_dev->bdev_handle); + fput(sess_dev->bdev_file); mutex_lock(&sess_dev->dev->lock); list_del(&sess_dev->dev_list); if (!sess_dev->readonly) @@ -534,7 +534,7 @@ rnbd_srv_get_or_create_srv_dev(struct block_device *bdev, static void rnbd_srv_fill_msg_open_rsp(struct rnbd_msg_open_rsp *rsp, struct rnbd_srv_sess_dev *sess_dev) { - struct block_device *bdev = sess_dev->bdev_handle->bdev; + struct block_device *bdev = file_bdev(sess_dev->bdev_file); rsp->hdr.type = cpu_to_le16(RNBD_MSG_OPEN_RSP); rsp->device_id = cpu_to_le32(sess_dev->device_id); @@ -560,7 +560,7 @@ static void rnbd_srv_fill_msg_open_rsp(struct rnbd_msg_open_rsp *rsp, static struct rnbd_srv_sess_dev * rnbd_srv_create_set_sess_dev(struct rnbd_srv_session *srv_sess, const struct rnbd_msg_open *open_msg, - struct bdev_handle *handle, bool readonly, + struct file *bdev_file, bool readonly, struct rnbd_srv_dev *srv_dev) { struct rnbd_srv_sess_dev *sdev = rnbd_sess_dev_alloc(srv_sess); @@ -572,7 +572,7 @@ rnbd_srv_create_set_sess_dev(struct rnbd_srv_session *srv_sess, strscpy(sdev->pathname, open_msg->dev_name, sizeof(sdev->pathname)); - sdev->bdev_handle = handle; + sdev->bdev_file = bdev_file; sdev->sess = srv_sess; sdev->dev = srv_dev; sdev->readonly = readonly; @@ -678,7 +678,7 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess, struct rnbd_srv_dev *srv_dev; struct rnbd_srv_sess_dev *srv_sess_dev; const struct rnbd_msg_open *open_msg = msg; - struct bdev_handle *bdev_handle; + struct file *bdev_file; blk_mode_t open_flags = BLK_OPEN_READ; char *full_path; struct rnbd_msg_open_rsp *rsp = data; @@ -716,15 +716,15 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess, goto reject; } - bdev_handle = bdev_open_by_path(full_path, open_flags, NULL, NULL); - if (IS_ERR(bdev_handle)) { - ret = PTR_ERR(bdev_handle); + bdev_file = bdev_file_open_by_path(full_path, open_flags, NULL, NULL); + if (IS_ERR(bdev_file)) { + ret = PTR_ERR(bdev_file); pr_err("Opening device '%s' on session %s failed, failed to open the block device, err: %pe\n", - full_path, srv_sess->sessname, bdev_handle); + full_path, srv_sess->sessname, bdev_file); goto free_path; } - srv_dev = rnbd_srv_get_or_create_srv_dev(bdev_handle->bdev, srv_sess, + srv_dev = rnbd_srv_get_or_create_srv_dev(file_bdev(bdev_file), srv_sess, open_msg->access_mode); if (IS_ERR(srv_dev)) { pr_err("Opening device '%s' on session %s failed, creating srv_dev failed, err: %pe\n", @@ -734,7 +734,7 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess, } srv_sess_dev = rnbd_srv_create_set_sess_dev(srv_sess, open_msg, - bdev_handle, + bdev_file, open_msg->access_mode == RNBD_ACCESS_RO, srv_dev); if (IS_ERR(srv_sess_dev)) { @@ -750,7 +750,7 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess, */ mutex_lock(&srv_dev->lock); if (!srv_dev->dev_kobj.state_in_sysfs) { - ret = rnbd_srv_create_dev_sysfs(srv_dev, bdev_handle->bdev); + ret = rnbd_srv_create_dev_sysfs(srv_dev, file_bdev(bdev_file)); if (ret) { mutex_unlock(&srv_dev->lock); rnbd_srv_err(srv_sess_dev, @@ -793,7 +793,7 @@ srv_dev_put: } rnbd_put_srv_dev(srv_dev); blkdev_put: - bdev_release(bdev_handle); + fput(bdev_file); free_path: kfree(full_path); reject: diff --git a/drivers/block/rnbd/rnbd-srv.h b/drivers/block/rnbd/rnbd-srv.h index 343cc682b617..18d873808b8d 100644 --- a/drivers/block/rnbd/rnbd-srv.h +++ b/drivers/block/rnbd/rnbd-srv.h @@ -46,7 +46,7 @@ struct rnbd_srv_dev { struct rnbd_srv_sess_dev { /* Entry inside rnbd_srv_dev struct */ struct list_head dev_list; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct rnbd_srv_session *sess; struct rnbd_srv_dev *dev; struct kobject kobj; diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c index 7bf4b48e2282..c99dd6698977 100644 --- a/drivers/block/sunvdc.c +++ b/drivers/block/sunvdc.c @@ -784,6 +784,14 @@ static const struct blk_mq_ops vdc_mq_ops = { static int probe_disk(struct vdc_port *port) { + struct queue_limits lim = { + .physical_block_size = port->vdisk_phys_blksz, + .max_hw_sectors = port->max_xfer_size, + /* Each segment in a request is up to an aligned page in size. */ + .seg_boundary_mask = PAGE_SIZE - 1, + .max_segment_size = PAGE_SIZE, + .max_segments = port->ring_cookies, + }; struct request_queue *q; struct gendisk *g; int err; @@ -824,7 +832,7 @@ static int probe_disk(struct vdc_port *port) if (err) return err; - g = blk_mq_alloc_disk(&port->tag_set, port); + g = blk_mq_alloc_disk(&port->tag_set, &lim, port); if (IS_ERR(g)) { printk(KERN_ERR PFX "%s: Could not allocate gendisk.\n", port->vio.name); @@ -835,12 +843,6 @@ static int probe_disk(struct vdc_port *port) port->disk = g; q = g->queue; - /* Each segment in a request is up to an aligned page in size. */ - blk_queue_segment_boundary(q, PAGE_SIZE - 1); - blk_queue_max_segment_size(q, PAGE_SIZE); - - blk_queue_max_segments(q, port->ring_cookies); - blk_queue_max_hw_sectors(q, port->max_xfer_size); g->major = vdc_major; g->first_minor = port->vio.vdev->dev_no << PARTITION_SHIFT; g->minors = 1 << PARTITION_SHIFT; @@ -872,8 +874,6 @@ static int probe_disk(struct vdc_port *port) } } - blk_queue_physical_block_size(q, port->vdisk_phys_blksz); - pr_info(PFX "%s: %u sectors (%u MB) protocol %d.%d\n", g->disk_name, port->vdisk_size, (port->vdisk_size >> (20 - 9)), diff --git a/drivers/block/swim.c b/drivers/block/swim.c index f85b6af414b4..6731678f3a41 100644 --- a/drivers/block/swim.c +++ b/drivers/block/swim.c @@ -820,7 +820,7 @@ static int swim_floppy_init(struct swim_priv *swd) goto exit_put_disks; swd->unit[drive].disk = - blk_mq_alloc_disk(&swd->unit[drive].tag_set, + blk_mq_alloc_disk(&swd->unit[drive].tag_set, NULL, &swd->unit[drive]); if (IS_ERR(swd->unit[drive].disk)) { blk_mq_free_tag_set(&swd->unit[drive].tag_set); @@ -916,7 +916,7 @@ out: return ret; } -static int swim_remove(struct platform_device *dev) +static void swim_remove(struct platform_device *dev) { struct swim_priv *swd = platform_get_drvdata(dev); int drive; @@ -937,13 +937,11 @@ static int swim_remove(struct platform_device *dev) release_mem_region(res->start, resource_size(res)); kfree(swd); - - return 0; } static struct platform_driver swim_driver = { .probe = swim_probe, - .remove = swim_remove, + .remove_new = swim_remove, .driver = { .name = CARDNAME, }, diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index c2bc85826358..a04756ac778e 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c @@ -1210,7 +1210,7 @@ static int swim3_attach(struct macio_dev *mdev, if (rc) goto out_unregister; - disk = blk_mq_alloc_disk(&fs->tag_set, fs); + disk = blk_mq_alloc_disk(&fs->tag_set, NULL, fs); if (IS_ERR(disk)) { rc = PTR_ERR(disk); goto out_free_tag_set; diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index 1dfb2e77898b..bea3d5cf8a83 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -246,21 +246,12 @@ static int ublk_dev_param_zoned_validate(const struct ublk_device *ub) return 0; } -static int ublk_dev_param_zoned_apply(struct ublk_device *ub) +static void ublk_dev_param_zoned_apply(struct ublk_device *ub) { - const struct ublk_param_zoned *p = &ub->params.zoned; - - disk_set_zoned(ub->ub_disk); blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, ub->ub_disk->queue); blk_queue_required_elevator_features(ub->ub_disk->queue, ELEVATOR_F_ZBD_SEQ_WRITE); - disk_set_max_active_zones(ub->ub_disk, p->max_active_zones); - disk_set_max_open_zones(ub->ub_disk, p->max_open_zones); - blk_queue_max_zone_append_sectors(ub->ub_disk->queue, p->max_zone_append_sectors); - ub->ub_disk->nr_zones = ublk_get_nr_zones(ub); - - return 0; } /* Based on virtblk_alloc_report_buffer */ @@ -432,9 +423,8 @@ static int ublk_dev_param_zoned_validate(const struct ublk_device *ub) return -EOPNOTSUPP; } -static int ublk_dev_param_zoned_apply(struct ublk_device *ub) +static void ublk_dev_param_zoned_apply(struct ublk_device *ub) { - return -EOPNOTSUPP; } static int ublk_revalidate_disk_zones(struct ublk_device *ub) @@ -498,11 +488,6 @@ static void ublk_dev_param_basic_apply(struct ublk_device *ub) struct request_queue *q = ub->ub_disk->queue; const struct ublk_param_basic *p = &ub->params.basic; - blk_queue_logical_block_size(q, 1 << p->logical_bs_shift); - blk_queue_physical_block_size(q, 1 << p->physical_bs_shift); - blk_queue_io_min(q, 1 << p->io_min_shift); - blk_queue_io_opt(q, 1 << p->io_opt_shift); - blk_queue_write_cache(q, p->attrs & UBLK_ATTR_VOLATILE_CACHE, p->attrs & UBLK_ATTR_FUA); if (p->attrs & UBLK_ATTR_ROTATIONAL) @@ -510,29 +495,12 @@ static void ublk_dev_param_basic_apply(struct ublk_device *ub) else blk_queue_flag_set(QUEUE_FLAG_NONROT, q); - blk_queue_max_hw_sectors(q, p->max_sectors); - blk_queue_chunk_sectors(q, p->chunk_sectors); - blk_queue_virt_boundary(q, p->virt_boundary_mask); - if (p->attrs & UBLK_ATTR_READ_ONLY) set_disk_ro(ub->ub_disk, true); set_capacity(ub->ub_disk, p->dev_sectors); } -static void ublk_dev_param_discard_apply(struct ublk_device *ub) -{ - struct request_queue *q = ub->ub_disk->queue; - const struct ublk_param_discard *p = &ub->params.discard; - - q->limits.discard_alignment = p->discard_alignment; - q->limits.discard_granularity = p->discard_granularity; - blk_queue_max_discard_sectors(q, p->max_discard_sectors); - blk_queue_max_write_zeroes_sectors(q, - p->max_write_zeroes_sectors); - blk_queue_max_discard_segments(q, p->max_discard_segments); -} - static int ublk_validate_params(const struct ublk_device *ub) { /* basic param is the only one which must be set */ @@ -576,20 +544,12 @@ static int ublk_validate_params(const struct ublk_device *ub) return 0; } -static int ublk_apply_params(struct ublk_device *ub) +static void ublk_apply_params(struct ublk_device *ub) { - if (!(ub->params.types & UBLK_PARAM_TYPE_BASIC)) - return -EINVAL; - ublk_dev_param_basic_apply(ub); - if (ub->params.types & UBLK_PARAM_TYPE_DISCARD) - ublk_dev_param_discard_apply(ub); - if (ub->params.types & UBLK_PARAM_TYPE_ZONED) - return ublk_dev_param_zoned_apply(ub); - - return 0; + ublk_dev_param_zoned_apply(ub); } static inline bool ublk_support_user_copy(const struct ublk_queue *ubq) @@ -645,14 +605,16 @@ static inline bool ublk_need_get_data(const struct ublk_queue *ubq) return ubq->flags & UBLK_F_NEED_GET_DATA; } -static struct ublk_device *ublk_get_device(struct ublk_device *ub) +/* Called in slow path only, keep it noinline for trace purpose */ +static noinline struct ublk_device *ublk_get_device(struct ublk_device *ub) { if (kobject_get_unless_zero(&ub->cdev_dev.kobj)) return ub; return NULL; } -static void ublk_put_device(struct ublk_device *ub) +/* Called in slow path only, keep it noinline for trace purpose */ +static noinline void ublk_put_device(struct ublk_device *ub) { put_device(&ub->cdev_dev); } @@ -711,7 +673,7 @@ static void ublk_free_disk(struct gendisk *disk) struct ublk_device *ub = disk->private_data; clear_bit(UB_STATE_USED, &ub->state); - put_device(&ub->cdev_dev); + ublk_put_device(ub); } static void ublk_store_owner_uid_gid(unsigned int *owner_uid, @@ -2182,7 +2144,7 @@ static void ublk_remove(struct ublk_device *ub) cancel_work_sync(&ub->stop_work); cancel_work_sync(&ub->quiesce_work); cdev_device_del(&ub->cdev, &ub->cdev_dev); - put_device(&ub->cdev_dev); + ublk_put_device(ub); ublks_added--; } @@ -2205,12 +2167,47 @@ static struct ublk_device *ublk_get_device_from_id(int idx) static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd) { const struct ublksrv_ctrl_cmd *header = io_uring_sqe_cmd(cmd->sqe); + const struct ublk_param_basic *p = &ub->params.basic; int ublksrv_pid = (int)header->data[0]; + struct queue_limits lim = { + .logical_block_size = 1 << p->logical_bs_shift, + .physical_block_size = 1 << p->physical_bs_shift, + .io_min = 1 << p->io_min_shift, + .io_opt = 1 << p->io_opt_shift, + .max_hw_sectors = p->max_sectors, + .chunk_sectors = p->chunk_sectors, + .virt_boundary_mask = p->virt_boundary_mask, + + }; struct gendisk *disk; int ret = -EINVAL; if (ublksrv_pid <= 0) return -EINVAL; + if (!(ub->params.types & UBLK_PARAM_TYPE_BASIC)) + return -EINVAL; + + if (ub->params.types & UBLK_PARAM_TYPE_DISCARD) { + const struct ublk_param_discard *pd = &ub->params.discard; + + lim.discard_alignment = pd->discard_alignment; + lim.discard_granularity = pd->discard_granularity; + lim.max_hw_discard_sectors = pd->max_discard_sectors; + lim.max_write_zeroes_sectors = pd->max_write_zeroes_sectors; + lim.max_discard_segments = pd->max_discard_segments; + } + + if (ub->params.types & UBLK_PARAM_TYPE_ZONED) { + const struct ublk_param_zoned *p = &ub->params.zoned; + + if (!IS_ENABLED(CONFIG_BLK_DEV_ZONED)) + return -EOPNOTSUPP; + + lim.zoned = true; + lim.max_active_zones = p->max_active_zones; + lim.max_open_zones = p->max_open_zones; + lim.max_zone_append_sectors = p->max_zone_append_sectors; + } if (wait_for_completion_interruptible(&ub->completion) != 0) return -EINTR; @@ -2222,7 +2219,7 @@ static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd) goto out_unlock; } - disk = blk_mq_alloc_disk(&ub->tag_set, NULL); + disk = blk_mq_alloc_disk(&ub->tag_set, &lim, NULL); if (IS_ERR(disk)) { ret = PTR_ERR(disk); goto out_unlock; @@ -2234,15 +2231,13 @@ static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd) ub->dev_info.ublksrv_pid = ublksrv_pid; ub->ub_disk = disk; - ret = ublk_apply_params(ub); - if (ret) - goto out_put_disk; + ublk_apply_params(ub); /* don't probe partitions if any one ubq daemon is un-trusted */ if (ub->nr_privileged_daemon != ub->nr_queues_ready) set_bit(GD_SUPPRESS_PART_SCAN, &disk->state); - get_device(&ub->cdev_dev); + ublk_get_device(ub); ub->dev_info.state = UBLK_S_DEV_LIVE; if (ublk_dev_is_zoned(ub)) { @@ -2262,7 +2257,6 @@ out_put_cdev: ub->dev_info.state = UBLK_S_DEV_DEAD; ublk_put_device(ub); } -out_put_disk: if (ret) put_disk(disk); out_unlock: @@ -2474,7 +2468,7 @@ static inline bool ublk_idr_freed(int id) return ptr == NULL; } -static int ublk_ctrl_del_dev(struct ublk_device **p_ub) +static int ublk_ctrl_del_dev(struct ublk_device **p_ub, bool wait) { struct ublk_device *ub = *p_ub; int idx = ub->ub_number; @@ -2508,7 +2502,7 @@ static int ublk_ctrl_del_dev(struct ublk_device **p_ub) * - the device number is freed already, we will not find this * device via ublk_get_device_from_id() */ - if (wait_event_interruptible(ublk_idr_wq, ublk_idr_freed(idx))) + if (wait && wait_event_interruptible(ublk_idr_wq, ublk_idr_freed(idx))) return -EINTR; return 0; } @@ -2907,7 +2901,10 @@ static int ublk_ctrl_uring_cmd(struct io_uring_cmd *cmd, ret = ublk_ctrl_add_dev(cmd); break; case UBLK_CMD_DEL_DEV: - ret = ublk_ctrl_del_dev(&ub); + ret = ublk_ctrl_del_dev(&ub, true); + break; + case UBLK_U_CMD_DEL_DEV_ASYNC: + ret = ublk_ctrl_del_dev(&ub, false); break; case UBLK_CMD_GET_QUEUE_AFFINITY: ret = ublk_ctrl_get_queue_affinity(ub, cmd); diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 5bf98fd6a651..42dea7601d87 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -720,25 +720,24 @@ fail_report: return ret; } -static int virtblk_probe_zoned_device(struct virtio_device *vdev, - struct virtio_blk *vblk, - struct request_queue *q) +static int virtblk_read_zoned_limits(struct virtio_blk *vblk, + struct queue_limits *lim) { + struct virtio_device *vdev = vblk->vdev; u32 v, wg; dev_dbg(&vdev->dev, "probing host-managed zoned device\n"); - disk_set_zoned(vblk->disk); - blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q); + lim->zoned = true; virtio_cread(vdev, struct virtio_blk_config, zoned.max_open_zones, &v); - disk_set_max_open_zones(vblk->disk, v); + lim->max_open_zones = v; dev_dbg(&vdev->dev, "max open zones = %u\n", v); virtio_cread(vdev, struct virtio_blk_config, zoned.max_active_zones, &v); - disk_set_max_active_zones(vblk->disk, v); + lim->max_active_zones = v; dev_dbg(&vdev->dev, "max active zones = %u\n", v); virtio_cread(vdev, struct virtio_blk_config, @@ -747,8 +746,8 @@ static int virtblk_probe_zoned_device(struct virtio_device *vdev, dev_warn(&vdev->dev, "zero write granularity reported\n"); return -ENODEV; } - blk_queue_physical_block_size(q, wg); - blk_queue_io_min(q, wg); + lim->physical_block_size = wg; + lim->io_min = wg; dev_dbg(&vdev->dev, "write granularity = %u\n", wg); @@ -764,13 +763,13 @@ static int virtblk_probe_zoned_device(struct virtio_device *vdev, vblk->zone_sectors); return -ENODEV; } - blk_queue_chunk_sectors(q, vblk->zone_sectors); + lim->chunk_sectors = vblk->zone_sectors; dev_dbg(&vdev->dev, "zone sectors = %u\n", vblk->zone_sectors); if (virtio_has_feature(vdev, VIRTIO_BLK_F_DISCARD)) { dev_warn(&vblk->vdev->dev, "ignoring negotiated F_DISCARD for zoned device\n"); - blk_queue_max_discard_sectors(q, 0); + lim->max_hw_discard_sectors = 0; } virtio_cread(vdev, struct virtio_blk_config, @@ -785,25 +784,21 @@ static int virtblk_probe_zoned_device(struct virtio_device *vdev, wg, v); return -ENODEV; } - blk_queue_max_zone_append_sectors(q, v); + lim->max_zone_append_sectors = v; dev_dbg(&vdev->dev, "max append sectors = %u\n", v); - return blk_revalidate_disk_zones(vblk->disk, NULL); + return 0; } - #else - /* - * Zoned block device support is not configured in this kernel. - * Host-managed zoned devices can't be supported, but others are - * good to go as regular block devices. + * Zoned block device support is not configured in this kernel, host-managed + * zoned devices can't be supported. */ #define virtblk_report_zones NULL - -static inline int virtblk_probe_zoned_device(struct virtio_device *vdev, - struct virtio_blk *vblk, struct request_queue *q) +static inline int virtblk_read_zoned_limits(struct virtio_blk *vblk, + struct queue_limits *lim) { - dev_err(&vdev->dev, + dev_err(&vblk->vdev->dev, "virtio_blk: zoned devices are not supported"); return -EOPNOTSUPP; } @@ -1248,31 +1243,17 @@ static const struct blk_mq_ops virtio_mq_ops = { static unsigned int virtblk_queue_depth; module_param_named(queue_depth, virtblk_queue_depth, uint, 0444); -static int virtblk_probe(struct virtio_device *vdev) +static int virtblk_read_limits(struct virtio_blk *vblk, + struct queue_limits *lim) { - struct virtio_blk *vblk; - struct request_queue *q; - int err, index; - + struct virtio_device *vdev = vblk->vdev; u32 v, blk_size, max_size, sg_elems, opt_io_size; u32 max_discard_segs = 0; u32 discard_granularity = 0; u16 min_io_size; u8 physical_block_exp, alignment_offset; - unsigned int queue_depth; size_t max_dma_size; - - if (!vdev->config->get) { - dev_err(&vdev->dev, "%s failure: config access disabled\n", - __func__); - return -EINVAL; - } - - err = ida_alloc_range(&vd_index_ida, 0, - minor_to_index(1 << MINORBITS) - 1, GFP_KERNEL); - if (err < 0) - goto out; - index = err; + int err; /* We need to know how many segments before we allocate. */ err = virtio_cread_feature(vdev, VIRTIO_BLK_F_SEG_MAX, @@ -1286,78 +1267,11 @@ static int virtblk_probe(struct virtio_device *vdev) /* Prevent integer overflows and honor max vq size */ sg_elems = min_t(u32, sg_elems, VIRTIO_BLK_MAX_SG_ELEMS - 2); - vdev->priv = vblk = kmalloc(sizeof(*vblk), GFP_KERNEL); - if (!vblk) { - err = -ENOMEM; - goto out_free_index; - } - - mutex_init(&vblk->vdev_mutex); - - vblk->vdev = vdev; - - INIT_WORK(&vblk->config_work, virtblk_config_changed_work); - - err = init_vq(vblk); - if (err) - goto out_free_vblk; - - /* Default queue sizing is to fill the ring. */ - if (!virtblk_queue_depth) { - queue_depth = vblk->vqs[0].vq->num_free; - /* ... but without indirect descs, we use 2 descs per req */ - if (!virtio_has_feature(vdev, VIRTIO_RING_F_INDIRECT_DESC)) - queue_depth /= 2; - } else { - queue_depth = virtblk_queue_depth; - } - - memset(&vblk->tag_set, 0, sizeof(vblk->tag_set)); - vblk->tag_set.ops = &virtio_mq_ops; - vblk->tag_set.queue_depth = queue_depth; - vblk->tag_set.numa_node = NUMA_NO_NODE; - vblk->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; - vblk->tag_set.cmd_size = - sizeof(struct virtblk_req) + - sizeof(struct scatterlist) * VIRTIO_BLK_INLINE_SG_CNT; - vblk->tag_set.driver_data = vblk; - vblk->tag_set.nr_hw_queues = vblk->num_vqs; - vblk->tag_set.nr_maps = 1; - if (vblk->io_queues[HCTX_TYPE_POLL]) - vblk->tag_set.nr_maps = 3; - - err = blk_mq_alloc_tag_set(&vblk->tag_set); - if (err) - goto out_free_vq; - - vblk->disk = blk_mq_alloc_disk(&vblk->tag_set, vblk); - if (IS_ERR(vblk->disk)) { - err = PTR_ERR(vblk->disk); - goto out_free_tags; - } - q = vblk->disk->queue; - - virtblk_name_format("vd", index, vblk->disk->disk_name, DISK_NAME_LEN); - - vblk->disk->major = major; - vblk->disk->first_minor = index_to_minor(index); - vblk->disk->minors = 1 << PART_BITS; - vblk->disk->private_data = vblk; - vblk->disk->fops = &virtblk_fops; - vblk->index = index; - - /* configure queue flush support */ - virtblk_update_cache_mode(vdev); - - /* If disk is read-only in the host, the guest should obey */ - if (virtio_has_feature(vdev, VIRTIO_BLK_F_RO)) - set_disk_ro(vblk->disk, 1); - /* We can handle whatever the host told us to handle. */ - blk_queue_max_segments(q, sg_elems); + lim->max_segments = sg_elems; /* No real sector limit. */ - blk_queue_max_hw_sectors(q, UINT_MAX); + lim->max_hw_sectors = UINT_MAX; max_dma_size = virtio_max_dma_size(vdev); max_size = max_dma_size > U32_MAX ? U32_MAX : max_dma_size; @@ -1369,7 +1283,7 @@ static int virtblk_probe(struct virtio_device *vdev) if (!err) max_size = min(max_size, v); - blk_queue_max_segment_size(q, max_size); + lim->max_segment_size = max_size; /* Host can optionally specify the block size of the device */ err = virtio_cread_feature(vdev, VIRTIO_BLK_F_BLK_SIZE, @@ -1381,38 +1295,37 @@ static int virtblk_probe(struct virtio_device *vdev) dev_err(&vdev->dev, "virtio_blk: invalid block size: 0x%x\n", blk_size); - goto out_cleanup_disk; + return err; } - blk_queue_logical_block_size(q, blk_size); + lim->logical_block_size = blk_size; } else - blk_size = queue_logical_block_size(q); + blk_size = lim->logical_block_size; /* Use topology information if available */ err = virtio_cread_feature(vdev, VIRTIO_BLK_F_TOPOLOGY, struct virtio_blk_config, physical_block_exp, &physical_block_exp); if (!err && physical_block_exp) - blk_queue_physical_block_size(q, - blk_size * (1 << physical_block_exp)); + lim->physical_block_size = blk_size * (1 << physical_block_exp); err = virtio_cread_feature(vdev, VIRTIO_BLK_F_TOPOLOGY, struct virtio_blk_config, alignment_offset, &alignment_offset); if (!err && alignment_offset) - blk_queue_alignment_offset(q, blk_size * alignment_offset); + lim->alignment_offset = blk_size * alignment_offset; err = virtio_cread_feature(vdev, VIRTIO_BLK_F_TOPOLOGY, struct virtio_blk_config, min_io_size, &min_io_size); if (!err && min_io_size) - blk_queue_io_min(q, blk_size * min_io_size); + lim->io_min = blk_size * min_io_size; err = virtio_cread_feature(vdev, VIRTIO_BLK_F_TOPOLOGY, struct virtio_blk_config, opt_io_size, &opt_io_size); if (!err && opt_io_size) - blk_queue_io_opt(q, blk_size * opt_io_size); + lim->io_opt = blk_size * opt_io_size; if (virtio_has_feature(vdev, VIRTIO_BLK_F_DISCARD)) { virtio_cread(vdev, struct virtio_blk_config, @@ -1420,7 +1333,7 @@ static int virtblk_probe(struct virtio_device *vdev) virtio_cread(vdev, struct virtio_blk_config, max_discard_sectors, &v); - blk_queue_max_discard_sectors(q, v ? v : UINT_MAX); + lim->max_hw_discard_sectors = v ? v : UINT_MAX; virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &max_discard_segs); @@ -1429,7 +1342,7 @@ static int virtblk_probe(struct virtio_device *vdev) if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) { virtio_cread(vdev, struct virtio_blk_config, max_write_zeroes_sectors, &v); - blk_queue_max_write_zeroes_sectors(q, v ? v : UINT_MAX); + lim->max_write_zeroes_sectors = v ? v : UINT_MAX; } /* The discard and secure erase limits are combined since the Linux @@ -1455,8 +1368,7 @@ static int virtblk_probe(struct virtio_device *vdev) if (!v) { dev_err(&vdev->dev, "virtio_blk: secure_erase_sector_alignment can't be 0\n"); - err = -EINVAL; - goto out_cleanup_disk; + return -EINVAL; } discard_granularity = min_not_zero(discard_granularity, v); @@ -1470,11 +1382,10 @@ static int virtblk_probe(struct virtio_device *vdev) if (!v) { dev_err(&vdev->dev, "virtio_blk: max_secure_erase_sectors can't be 0\n"); - err = -EINVAL; - goto out_cleanup_disk; + return -EINVAL; } - blk_queue_max_secure_erase_sectors(q, v); + lim->max_secure_erase_sectors = v; virtio_cread(vdev, struct virtio_blk_config, max_secure_erase_seg, &v); @@ -1485,8 +1396,7 @@ static int virtblk_probe(struct virtio_device *vdev) if (!v) { dev_err(&vdev->dev, "virtio_blk: max_secure_erase_seg can't be 0\n"); - err = -EINVAL; - goto out_cleanup_disk; + return -EINVAL; } max_discard_segs = min_not_zero(max_discard_segs, v); @@ -1502,45 +1412,142 @@ static int virtblk_probe(struct virtio_device *vdev) if (!max_discard_segs) max_discard_segs = sg_elems; - blk_queue_max_discard_segments(q, - min(max_discard_segs, MAX_DISCARD_SEGMENTS)); + lim->max_discard_segments = + min(max_discard_segs, MAX_DISCARD_SEGMENTS); if (discard_granularity) - q->limits.discard_granularity = discard_granularity << SECTOR_SHIFT; + lim->discard_granularity = + discard_granularity << SECTOR_SHIFT; else - q->limits.discard_granularity = blk_size; + lim->discard_granularity = blk_size; } - virtblk_update_capacity(vblk, false); - virtio_device_ready(vdev); - - /* - * All steps that follow use the VQs therefore they need to be - * placed after the virtio_device_ready() call above. - */ if (virtio_has_feature(vdev, VIRTIO_BLK_F_ZONED)) { u8 model; - virtio_cread(vdev, struct virtio_blk_config, zoned.model, - &model); + virtio_cread(vdev, struct virtio_blk_config, zoned.model, &model); switch (model) { case VIRTIO_BLK_Z_NONE: case VIRTIO_BLK_Z_HA: - /* Present the host-aware device as non-zoned */ - break; + /* treat host-aware devices as non-zoned */ + return 0; case VIRTIO_BLK_Z_HM: - err = virtblk_probe_zoned_device(vdev, vblk, q); + err = virtblk_read_zoned_limits(vblk, lim); if (err) - goto out_cleanup_disk; + return err; break; default: - dev_err(&vdev->dev, "unsupported zone model %d\n", - model); - err = -EINVAL; - goto out_cleanup_disk; + dev_err(&vdev->dev, "unsupported zone model %d\n", model); + return -EINVAL; } } + return 0; +} + +static int virtblk_probe(struct virtio_device *vdev) +{ + struct virtio_blk *vblk; + struct queue_limits lim = { }; + int err, index; + unsigned int queue_depth; + + if (!vdev->config->get) { + dev_err(&vdev->dev, "%s failure: config access disabled\n", + __func__); + return -EINVAL; + } + + err = ida_alloc_range(&vd_index_ida, 0, + minor_to_index(1 << MINORBITS) - 1, GFP_KERNEL); + if (err < 0) + goto out; + index = err; + + vdev->priv = vblk = kmalloc(sizeof(*vblk), GFP_KERNEL); + if (!vblk) { + err = -ENOMEM; + goto out_free_index; + } + + mutex_init(&vblk->vdev_mutex); + + vblk->vdev = vdev; + + INIT_WORK(&vblk->config_work, virtblk_config_changed_work); + + err = init_vq(vblk); + if (err) + goto out_free_vblk; + + /* Default queue sizing is to fill the ring. */ + if (!virtblk_queue_depth) { + queue_depth = vblk->vqs[0].vq->num_free; + /* ... but without indirect descs, we use 2 descs per req */ + if (!virtio_has_feature(vdev, VIRTIO_RING_F_INDIRECT_DESC)) + queue_depth /= 2; + } else { + queue_depth = virtblk_queue_depth; + } + + memset(&vblk->tag_set, 0, sizeof(vblk->tag_set)); + vblk->tag_set.ops = &virtio_mq_ops; + vblk->tag_set.queue_depth = queue_depth; + vblk->tag_set.numa_node = NUMA_NO_NODE; + vblk->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; + vblk->tag_set.cmd_size = + sizeof(struct virtblk_req) + + sizeof(struct scatterlist) * VIRTIO_BLK_INLINE_SG_CNT; + vblk->tag_set.driver_data = vblk; + vblk->tag_set.nr_hw_queues = vblk->num_vqs; + vblk->tag_set.nr_maps = 1; + if (vblk->io_queues[HCTX_TYPE_POLL]) + vblk->tag_set.nr_maps = 3; + + err = blk_mq_alloc_tag_set(&vblk->tag_set); + if (err) + goto out_free_vq; + + err = virtblk_read_limits(vblk, &lim); + if (err) + goto out_free_tags; + + vblk->disk = blk_mq_alloc_disk(&vblk->tag_set, &lim, vblk); + if (IS_ERR(vblk->disk)) { + err = PTR_ERR(vblk->disk); + goto out_free_tags; + } + + virtblk_name_format("vd", index, vblk->disk->disk_name, DISK_NAME_LEN); + + vblk->disk->major = major; + vblk->disk->first_minor = index_to_minor(index); + vblk->disk->minors = 1 << PART_BITS; + vblk->disk->private_data = vblk; + vblk->disk->fops = &virtblk_fops; + vblk->index = index; + + /* configure queue flush support */ + virtblk_update_cache_mode(vdev); + + /* If disk is read-only in the host, the guest should obey */ + if (virtio_has_feature(vdev, VIRTIO_BLK_F_RO)) + set_disk_ro(vblk->disk, 1); + + virtblk_update_capacity(vblk, false); + virtio_device_ready(vdev); + + /* + * All steps that follow use the VQs therefore they need to be + * placed after the virtio_device_ready() call above. + */ + if (IS_ENABLED(CONFIG_BLK_DEV_ZONED) && lim.zoned) { + blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, vblk->disk->queue); + err = blk_revalidate_disk_zones(vblk->disk, NULL); + if (err) + goto out_cleanup_disk; + } + err = device_add_disk(&vdev->dev, vblk->disk, virtblk_attr_groups); if (err) goto out_cleanup_disk; @@ -1593,14 +1600,15 @@ static int virtblk_freeze(struct virtio_device *vdev) { struct virtio_blk *vblk = vdev->priv; + /* Ensure no requests in virtqueues before deleting vqs. */ + blk_mq_freeze_queue(vblk->disk->queue); + /* Ensure we don't receive any more interrupts */ virtio_reset_device(vdev); /* Make sure no work handler is accessing the device. */ flush_work(&vblk->config_work); - blk_mq_quiesce_queue(vblk->disk->queue); - vdev->config->del_vqs(vdev); kfree(vblk->vqs); @@ -1618,7 +1626,7 @@ static int virtblk_restore(struct virtio_device *vdev) virtio_device_ready(vdev); - blk_mq_unquiesce_queue(vblk->disk->queue); + blk_mq_unfreeze_queue(vblk->disk->queue); return 0; } #endif diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c index 4defd7f387c7..944576d582fb 100644 --- a/drivers/block/xen-blkback/blkback.c +++ b/drivers/block/xen-blkback/blkback.c @@ -465,7 +465,7 @@ static int xen_vbd_translate(struct phys_req *req, struct xen_blkif *blkif, } req->dev = vbd->pdevice; - req->bdev = vbd->bdev_handle->bdev; + req->bdev = file_bdev(vbd->bdev_file); rc = 0; out: @@ -969,7 +969,7 @@ static int dispatch_discard_io(struct xen_blkif_ring *ring, int err = 0; int status = BLKIF_RSP_OKAY; struct xen_blkif *blkif = ring->blkif; - struct block_device *bdev = blkif->vbd.bdev_handle->bdev; + struct block_device *bdev = file_bdev(blkif->vbd.bdev_file); struct phys_req preq; xen_blkif_get(blkif); diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h index 1432c83183d0..b427d54bc120 100644 --- a/drivers/block/xen-blkback/common.h +++ b/drivers/block/xen-blkback/common.h @@ -221,7 +221,7 @@ struct xen_vbd { unsigned char type; /* phys device that this vbd maps to. */ u32 pdevice; - struct bdev_handle *bdev_handle; + struct file *bdev_file; /* Cached size parameter. */ sector_t size; unsigned int flush_support:1; @@ -360,7 +360,7 @@ struct pending_req { }; -#define vbd_sz(_v) bdev_nr_sectors((_v)->bdev_handle->bdev) +#define vbd_sz(_v) bdev_nr_sectors(file_bdev((_v)->bdev_file)) #define xen_blkif_get(_b) (atomic_inc(&(_b)->refcnt)) #define xen_blkif_put(_b) \ diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c index e34219ea2b05..0621878940ae 100644 --- a/drivers/block/xen-blkback/xenbus.c +++ b/drivers/block/xen-blkback/xenbus.c @@ -81,7 +81,7 @@ static void xen_update_blkif_status(struct xen_blkif *blkif) int i; /* Not ready to connect? */ - if (!blkif->rings || !blkif->rings[0].irq || !blkif->vbd.bdev_handle) + if (!blkif->rings || !blkif->rings[0].irq || !blkif->vbd.bdev_file) return; /* Already connected? */ @@ -99,13 +99,12 @@ static void xen_update_blkif_status(struct xen_blkif *blkif) return; } - err = sync_blockdev(blkif->vbd.bdev_handle->bdev); + err = sync_blockdev(file_bdev(blkif->vbd.bdev_file)); if (err) { xenbus_dev_error(blkif->be->dev, err, "block flush"); return; } - invalidate_inode_pages2( - blkif->vbd.bdev_handle->bdev->bd_inode->i_mapping); + invalidate_inode_pages2(blkif->vbd.bdev_file->f_mapping); for (i = 0; i < blkif->nr_rings; i++) { ring = &blkif->rings[i]; @@ -473,9 +472,9 @@ static void xenvbd_sysfs_delif(struct xenbus_device *dev) static void xen_vbd_free(struct xen_vbd *vbd) { - if (vbd->bdev_handle) - bdev_release(vbd->bdev_handle); - vbd->bdev_handle = NULL; + if (vbd->bdev_file) + fput(vbd->bdev_file); + vbd->bdev_file = NULL; } static int xen_vbd_create(struct xen_blkif *blkif, blkif_vdev_t handle, @@ -483,7 +482,7 @@ static int xen_vbd_create(struct xen_blkif *blkif, blkif_vdev_t handle, int cdrom) { struct xen_vbd *vbd; - struct bdev_handle *bdev_handle; + struct file *bdev_file; vbd = &blkif->vbd; vbd->handle = handle; @@ -492,17 +491,17 @@ static int xen_vbd_create(struct xen_blkif *blkif, blkif_vdev_t handle, vbd->pdevice = MKDEV(major, minor); - bdev_handle = bdev_open_by_dev(vbd->pdevice, vbd->readonly ? + bdev_file = bdev_file_open_by_dev(vbd->pdevice, vbd->readonly ? BLK_OPEN_READ : BLK_OPEN_WRITE, NULL, NULL); - if (IS_ERR(bdev_handle)) { + if (IS_ERR(bdev_file)) { pr_warn("xen_vbd_create: device %08x could not be opened\n", vbd->pdevice); return -ENOENT; } - vbd->bdev_handle = bdev_handle; - if (vbd->bdev_handle->bdev->bd_disk == NULL) { + vbd->bdev_file = bdev_file; + if (file_bdev(vbd->bdev_file)->bd_disk == NULL) { pr_warn("xen_vbd_create: device %08x doesn't exist\n", vbd->pdevice); xen_vbd_free(vbd); @@ -510,14 +509,14 @@ static int xen_vbd_create(struct xen_blkif *blkif, blkif_vdev_t handle, } vbd->size = vbd_sz(vbd); - if (cdrom || disk_to_cdi(vbd->bdev_handle->bdev->bd_disk)) + if (cdrom || disk_to_cdi(file_bdev(vbd->bdev_file)->bd_disk)) vbd->type |= VDISK_CDROM; - if (vbd->bdev_handle->bdev->bd_disk->flags & GENHD_FL_REMOVABLE) + if (file_bdev(vbd->bdev_file)->bd_disk->flags & GENHD_FL_REMOVABLE) vbd->type |= VDISK_REMOVABLE; - if (bdev_write_cache(bdev_handle->bdev)) + if (bdev_write_cache(file_bdev(bdev_file))) vbd->flush_support = true; - if (bdev_max_secure_erase_sectors(bdev_handle->bdev)) + if (bdev_max_secure_erase_sectors(file_bdev(bdev_file))) vbd->discard_secure = true; pr_debug("Successful creation of handle=%04x (dom=%u)\n", @@ -570,7 +569,7 @@ static void xen_blkbk_discard(struct xenbus_transaction xbt, struct backend_info struct xen_blkif *blkif = be->blkif; int err; int state = 0; - struct block_device *bdev = be->blkif->vbd.bdev_handle->bdev; + struct block_device *bdev = file_bdev(be->blkif->vbd.bdev_file); if (!xenbus_read_unsigned(dev->nodename, "discard-enable", 1)) return; @@ -932,7 +931,7 @@ again: } err = xenbus_printf(xbt, dev->nodename, "sector-size", "%lu", (unsigned long)bdev_logical_block_size( - be->blkif->vbd.bdev_handle->bdev)); + file_bdev(be->blkif->vbd.bdev_file))); if (err) { xenbus_dev_fatal(dev, err, "writing %s/sector-size", dev->nodename); @@ -940,7 +939,7 @@ again: } err = xenbus_printf(xbt, dev->nodename, "physical-sector-size", "%u", bdev_physical_block_size( - be->blkif->vbd.bdev_handle->bdev)); + file_bdev(be->blkif->vbd.bdev_file))); if (err) xenbus_dev_error(dev, err, "writing %s/physical-sector-size", dev->nodename); diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 434fab306777..fd7c0ff2139c 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -941,39 +941,35 @@ static const struct blk_mq_ops blkfront_mq_ops = { .complete = blkif_complete_rq, }; -static void blkif_set_queue_limits(struct blkfront_info *info) +static void blkif_set_queue_limits(const struct blkfront_info *info, + struct queue_limits *lim) { - struct request_queue *rq = info->rq; - struct gendisk *gd = info->gd; unsigned int segments = info->max_indirect_segments ? : BLKIF_MAX_SEGMENTS_PER_REQUEST; - blk_queue_flag_set(QUEUE_FLAG_VIRT, rq); - if (info->feature_discard) { - blk_queue_max_discard_sectors(rq, get_capacity(gd)); - rq->limits.discard_granularity = info->discard_granularity ?: - info->physical_sector_size; - rq->limits.discard_alignment = info->discard_alignment; + lim->max_hw_discard_sectors = UINT_MAX; + if (info->discard_granularity) + lim->discard_granularity = info->discard_granularity; + lim->discard_alignment = info->discard_alignment; if (info->feature_secdiscard) - blk_queue_max_secure_erase_sectors(rq, - get_capacity(gd)); + lim->max_secure_erase_sectors = UINT_MAX; } /* Hard sector size and max sectors impersonate the equiv. hardware. */ - blk_queue_logical_block_size(rq, info->sector_size); - blk_queue_physical_block_size(rq, info->physical_sector_size); - blk_queue_max_hw_sectors(rq, (segments * XEN_PAGE_SIZE) / 512); + lim->logical_block_size = info->sector_size; + lim->physical_block_size = info->physical_sector_size; + lim->max_hw_sectors = (segments * XEN_PAGE_SIZE) / 512; /* Each segment in a request is up to an aligned page in size. */ - blk_queue_segment_boundary(rq, PAGE_SIZE - 1); - blk_queue_max_segment_size(rq, PAGE_SIZE); + lim->seg_boundary_mask = PAGE_SIZE - 1; + lim->max_segment_size = PAGE_SIZE; /* Ensure a merged request will fit in a single I/O ring slot. */ - blk_queue_max_segments(rq, segments / GRANTS_PER_PSEG); + lim->max_segments = segments / GRANTS_PER_PSEG; /* Make sure buffer addresses are sector-aligned. */ - blk_queue_dma_alignment(rq, 511); + lim->dma_alignment = 511; } static const char *flush_info(struct blkfront_info *info) @@ -1070,6 +1066,7 @@ static int xlvbd_alloc_gendisk(blkif_sector_t capacity, struct blkfront_info *info, u16 sector_size, unsigned int physical_sector_size) { + struct queue_limits lim = {}; struct gendisk *gd; int nr_minors = 1; int err; @@ -1136,11 +1133,13 @@ static int xlvbd_alloc_gendisk(blkif_sector_t capacity, if (err) goto out_release_minors; - gd = blk_mq_alloc_disk(&info->tag_set, info); + blkif_set_queue_limits(info, &lim); + gd = blk_mq_alloc_disk(&info->tag_set, &lim, info); if (IS_ERR(gd)) { err = PTR_ERR(gd); goto out_free_tag_set; } + blk_queue_flag_set(QUEUE_FLAG_VIRT, gd->queue); strcpy(gd->disk_name, DEV_NAME); ptr = encode_disk_name(gd->disk_name + sizeof(DEV_NAME) - 1, offset); @@ -1162,7 +1161,6 @@ static int xlvbd_alloc_gendisk(blkif_sector_t capacity, info->gd = gd; info->sector_size = sector_size; info->physical_sector_size = physical_sector_size; - blkif_set_queue_limits(info); xlvbd_flush(info); @@ -2006,18 +2004,19 @@ static int blkfront_probe(struct xenbus_device *dev, static int blkif_recover(struct blkfront_info *info) { + struct queue_limits lim; unsigned int r_index; struct request *req, *n; int rc; struct bio *bio; - unsigned int segs; struct blkfront_ring_info *rinfo; + lim = queue_limits_start_update(info->rq); blkfront_gather_backend_features(info); - /* Reset limits changed by blk_mq_update_nr_hw_queues(). */ - blkif_set_queue_limits(info); - segs = info->max_indirect_segments ? : BLKIF_MAX_SEGMENTS_PER_REQUEST; - blk_queue_max_segments(info->rq, segs / GRANTS_PER_PSEG); + blkif_set_queue_limits(info, &lim); + rc = queue_limits_commit_update(info->rq, &lim); + if (rc) + return rc; for_each_rinfo(info, rinfo, r_index) { rc = blkfront_setup_indirect(rinfo); @@ -2037,7 +2036,9 @@ static int blkif_recover(struct blkfront_info *info) list_for_each_entry_safe(req, n, &info->requests, queuelist) { /* Requeue pending requests (flush or discard) */ list_del_init(&req->queuelist); - BUG_ON(req->nr_phys_segments > segs); + BUG_ON(req->nr_phys_segments > + (info->max_indirect_segments ? : + BLKIF_MAX_SEGMENTS_PER_REQUEST)); blk_mq_requeue_request(req, false); } blk_mq_start_stopped_hw_queues(info->rq, true); diff --git a/drivers/block/z2ram.c b/drivers/block/z2ram.c index 11493167b0a8..7c5f4e4d9b50 100644 --- a/drivers/block/z2ram.c +++ b/drivers/block/z2ram.c @@ -318,7 +318,7 @@ static int z2ram_register_disk(int minor) struct gendisk *disk; int err; - disk = blk_mq_alloc_disk(&tag_set, NULL); + disk = blk_mq_alloc_disk(&tag_set, NULL, NULL); if (IS_ERR(disk)) return PTR_ERR(disk); diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 6772e0c654fa..da7a20fa6152 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -426,11 +426,11 @@ static void reset_bdev(struct zram *zram) if (!zram->backing_dev) return; - bdev_release(zram->bdev_handle); + fput(zram->bdev_file); /* hope filp_close flush all of IO */ filp_close(zram->backing_dev, NULL); zram->backing_dev = NULL; - zram->bdev_handle = NULL; + zram->bdev_file = NULL; zram->disk->fops = &zram_devops; kvfree(zram->bitmap); zram->bitmap = NULL; @@ -476,7 +476,7 @@ static ssize_t backing_dev_store(struct device *dev, struct address_space *mapping; unsigned int bitmap_sz; unsigned long nr_pages, *bitmap = NULL; - struct bdev_handle *bdev_handle = NULL; + struct file *bdev_file = NULL; int err; struct zram *zram = dev_to_zram(dev); @@ -513,11 +513,11 @@ static ssize_t backing_dev_store(struct device *dev, goto out; } - bdev_handle = bdev_open_by_dev(inode->i_rdev, + bdev_file = bdev_file_open_by_dev(inode->i_rdev, BLK_OPEN_READ | BLK_OPEN_WRITE, zram, NULL); - if (IS_ERR(bdev_handle)) { - err = PTR_ERR(bdev_handle); - bdev_handle = NULL; + if (IS_ERR(bdev_file)) { + err = PTR_ERR(bdev_file); + bdev_file = NULL; goto out; } @@ -531,7 +531,7 @@ static ssize_t backing_dev_store(struct device *dev, reset_bdev(zram); - zram->bdev_handle = bdev_handle; + zram->bdev_file = bdev_file; zram->backing_dev = backing_dev; zram->bitmap = bitmap; zram->nr_pages = nr_pages; @@ -544,8 +544,8 @@ static ssize_t backing_dev_store(struct device *dev, out: kvfree(bitmap); - if (bdev_handle) - bdev_release(bdev_handle); + if (bdev_file) + fput(bdev_file); if (backing_dev) filp_close(backing_dev, NULL); @@ -587,7 +587,7 @@ static void read_from_bdev_async(struct zram *zram, struct page *page, { struct bio *bio; - bio = bio_alloc(zram->bdev_handle->bdev, 1, parent->bi_opf, GFP_NOIO); + bio = bio_alloc(file_bdev(zram->bdev_file), 1, parent->bi_opf, GFP_NOIO); bio->bi_iter.bi_sector = entry * (PAGE_SIZE >> 9); __bio_add_page(bio, page, PAGE_SIZE, 0); bio_chain(bio, parent); @@ -703,7 +703,7 @@ static ssize_t writeback_store(struct device *dev, continue; } - bio_init(&bio, zram->bdev_handle->bdev, &bio_vec, 1, + bio_init(&bio, file_bdev(zram->bdev_file), &bio_vec, 1, REQ_OP_WRITE | REQ_SYNC); bio.bi_iter.bi_sector = blk_idx * (PAGE_SIZE >> 9); __bio_add_page(&bio, page, PAGE_SIZE, 0); @@ -785,7 +785,7 @@ static void zram_sync_read(struct work_struct *work) struct bio_vec bv; struct bio bio; - bio_init(&bio, zw->zram->bdev_handle->bdev, &bv, 1, REQ_OP_READ); + bio_init(&bio, file_bdev(zw->zram->bdev_file), &bv, 1, REQ_OP_READ); bio.bi_iter.bi_sector = zw->entry * (PAGE_SIZE >> 9); __bio_add_page(&bio, zw->page, PAGE_SIZE, 0); zw->error = submit_bio_wait(&bio); @@ -2177,6 +2177,28 @@ ATTRIBUTE_GROUPS(zram_disk); */ static int zram_add(void) { + struct queue_limits lim = { + .logical_block_size = ZRAM_LOGICAL_BLOCK_SIZE, + /* + * To ensure that we always get PAGE_SIZE aligned and + * n*PAGE_SIZED sized I/O requests. + */ + .physical_block_size = PAGE_SIZE, + .io_min = PAGE_SIZE, + .io_opt = PAGE_SIZE, + .max_hw_discard_sectors = UINT_MAX, + /* + * zram_bio_discard() will clear all logical blocks if logical + * block size is identical with physical block size(PAGE_SIZE). + * But if it is different, we will skip discarding some parts of + * logical blocks in the part of the request range which isn't + * aligned to physical block size. So we can't ensure that all + * discarded logical blocks are zeroed. + */ +#if ZRAM_LOGICAL_BLOCK_SIZE == PAGE_SIZE + .max_write_zeroes_sectors = UINT_MAX, +#endif + }; struct zram *zram; int ret, device_id; @@ -2195,11 +2217,11 @@ static int zram_add(void) #endif /* gendisk structure */ - zram->disk = blk_alloc_disk(NUMA_NO_NODE); - if (!zram->disk) { + zram->disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(zram->disk)) { pr_err("Error allocating disk structure for device %d\n", device_id); - ret = -ENOMEM; + ret = PTR_ERR(zram->disk); goto out_free_idr; } @@ -2216,29 +2238,6 @@ static int zram_add(void) /* zram devices sort of resembles non-rotational disks */ blk_queue_flag_set(QUEUE_FLAG_NONROT, zram->disk->queue); blk_queue_flag_set(QUEUE_FLAG_SYNCHRONOUS, zram->disk->queue); - - /* - * To ensure that we always get PAGE_SIZE aligned - * and n*PAGE_SIZED sized I/O requests. - */ - blk_queue_physical_block_size(zram->disk->queue, PAGE_SIZE); - blk_queue_logical_block_size(zram->disk->queue, - ZRAM_LOGICAL_BLOCK_SIZE); - blk_queue_io_min(zram->disk->queue, PAGE_SIZE); - blk_queue_io_opt(zram->disk->queue, PAGE_SIZE); - blk_queue_max_discard_sectors(zram->disk->queue, UINT_MAX); - - /* - * zram_bio_discard() will clear all logical blocks if logical block - * size is identical with physical block size(PAGE_SIZE). But if it is - * different, we will skip discarding some parts of logical blocks in - * the part of the request range which isn't aligned to physical block - * size. So we can't ensure that all discarded logical blocks are - * zeroed. - */ - if (ZRAM_LOGICAL_BLOCK_SIZE == PAGE_SIZE) - blk_queue_max_write_zeroes_sectors(zram->disk->queue, UINT_MAX); - blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, zram->disk->queue); ret = device_add_disk(NULL, zram->disk, zram_disk_groups); if (ret) diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index 3b94d12f41b4..37bf29f34d26 100644 --- a/drivers/block/zram/zram_drv.h +++ b/drivers/block/zram/zram_drv.h @@ -132,7 +132,7 @@ struct zram { spinlock_t wb_limit_lock; bool wb_limit_enable; u64 bd_wb_limit; - struct bdev_handle *bdev_handle; + struct file *bdev_file; unsigned long *bitmap; unsigned long nr_pages; #endif diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c index 0a5445ac5e1b..f9a7c790d7e2 100644 --- a/drivers/bluetooth/btbcm.c +++ b/drivers/bluetooth/btbcm.c @@ -11,6 +11,7 @@ #include <linux/firmware.h> #include <linux/dmi.h> #include <linux/of.h> +#include <linux/string.h> #include <asm/unaligned.h> #include <net/bluetooth/bluetooth.h> @@ -543,8 +544,6 @@ static const char *btbcm_get_board_name(struct device *dev) struct device_node *root; char *board_type; const char *tmp; - int len; - int i; root = of_find_node_by_path("/"); if (!root) @@ -554,13 +553,8 @@ static const char *btbcm_get_board_name(struct device *dev) return NULL; /* get rid of any '/' in the compatible string */ - len = strlen(tmp) + 1; - board_type = devm_kzalloc(dev, len, GFP_KERNEL); - strscpy(board_type, tmp, len); - for (i = 0; i < len; i++) { - if (board_type[i] == '/') - board_type[i] = '-'; - } + board_type = devm_kstrdup(dev, tmp, GFP_KERNEL); + strreplace(board_type, '/', '-'); of_node_put(root); return board_type; diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index cdc5c08824a0..6ba7f5d1b837 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -441,7 +441,7 @@ int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver) return PTR_ERR(skb); } - if (skb->len != sizeof(*ver)) { + if (!skb || skb->len != sizeof(*ver)) { bt_dev_err(hdev, "Intel version event size mismatch"); kfree_skb(skb); return -EILSEQ; @@ -2670,6 +2670,119 @@ static void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant) } } +static void btintel_print_fseq_info(struct hci_dev *hdev) +{ + struct sk_buff *skb; + u8 *p; + u32 val; + const char *str; + + skb = __hci_cmd_sync(hdev, 0xfcb3, 0, NULL, HCI_CMD_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_dbg(hdev, "Reading fseq status command failed (%ld)", + PTR_ERR(skb)); + return; + } + + if (skb->len < (sizeof(u32) * 16 + 2)) { + bt_dev_dbg(hdev, "Malformed packet of length %u received", + skb->len); + kfree_skb(skb); + return; + } + + p = skb_pull_data(skb, 1); + if (*p) { + bt_dev_dbg(hdev, "Failed to get fseq status (0x%2.2x)", *p); + kfree_skb(skb); + return; + } + + p = skb_pull_data(skb, 1); + switch (*p) { + case 0: + str = "Success"; + break; + case 1: + str = "Fatal error"; + break; + case 2: + str = "Semaphore acquire error"; + break; + default: + str = "Unknown error"; + break; + } + + if (*p) { + bt_dev_err(hdev, "Fseq status: %s (0x%2.2x)", str, *p); + kfree_skb(skb); + return; + } + + bt_dev_info(hdev, "Fseq status: %s (0x%2.2x)", str, *p); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Reason: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Global version: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Installed version: 0x%8.8x", val); + + p = skb->data; + skb_pull_data(skb, 4); + bt_dev_info(hdev, "Fseq executed: %2.2u.%2.2u.%2.2u.%2.2u", p[0], p[1], + p[2], p[3]); + + p = skb->data; + skb_pull_data(skb, 4); + bt_dev_info(hdev, "Fseq BT Top: %2.2u.%2.2u.%2.2u.%2.2u", p[0], p[1], + p[2], p[3]); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq Top init version: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq Cnvio init version: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq MBX Wifi file version: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq BT version: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq Top reset address: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq MBX timeout: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq MBX ack: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq CNVi id: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq CNVr id: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq Error handle: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq Magic noalive indication: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq OTP version: 0x%8.8x", val); + + val = get_unaligned_le32(skb_pull_data(skb, 4)); + bt_dev_dbg(hdev, "Fseq MBX otp version: 0x%8.8x", val); + + kfree_skb(skb); +} + static int btintel_setup_combined(struct hci_dev *hdev) { const u8 param[1] = { 0xFF }; @@ -2902,6 +3015,7 @@ static int btintel_setup_combined(struct hci_dev *hdev) err = btintel_bootloader_setup_tlv(hdev, &ver_tlv); btintel_register_devcoredump_support(hdev); + btintel_print_fseq_info(hdev); break; default: bt_dev_err(hdev, "Unsupported Intel hw variant (%u)", diff --git a/drivers/bluetooth/btmtk.c b/drivers/bluetooth/btmtk.c index aaabb732082c..ac8ebccd3507 100644 --- a/drivers/bluetooth/btmtk.c +++ b/drivers/bluetooth/btmtk.c @@ -372,8 +372,10 @@ int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb) struct btmediatek_data *data = hci_get_priv(hdev); int err; - if (!IS_ENABLED(CONFIG_DEV_COREDUMP)) + if (!IS_ENABLED(CONFIG_DEV_COREDUMP)) { + kfree_skb(skb); return 0; + } switch (data->cd_info.state) { case HCI_DEVCOREDUMP_IDLE: @@ -420,5 +422,6 @@ MODULE_LICENSE("GPL"); MODULE_FIRMWARE(FIRMWARE_MT7622); MODULE_FIRMWARE(FIRMWARE_MT7663); MODULE_FIRMWARE(FIRMWARE_MT7668); +MODULE_FIRMWARE(FIRMWARE_MT7922); MODULE_FIRMWARE(FIRMWARE_MT7961); MODULE_FIRMWARE(FIRMWARE_MT7925); diff --git a/drivers/bluetooth/btmtk.h b/drivers/bluetooth/btmtk.h index 56f5502baadf..cbcdb99a22e6 100644 --- a/drivers/bluetooth/btmtk.h +++ b/drivers/bluetooth/btmtk.h @@ -4,6 +4,7 @@ #define FIRMWARE_MT7622 "mediatek/mt7622pr2h.bin" #define FIRMWARE_MT7663 "mediatek/mt7663pr2h.bin" #define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin" +#define FIRMWARE_MT7922 "mediatek/BT_RAM_CODE_MT7922_1_1_hdr.bin" #define FIRMWARE_MT7961 "mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin" #define FIRMWARE_MT7925 "mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin" diff --git a/drivers/bluetooth/btnxpuart.c b/drivers/bluetooth/btnxpuart.c index 1d592ac413d1..0b93c2ff29e4 100644 --- a/drivers/bluetooth/btnxpuart.c +++ b/drivers/bluetooth/btnxpuart.c @@ -126,6 +126,7 @@ struct ps_data { struct hci_dev *hdev; struct work_struct work; struct timer_list ps_timer; + struct mutex ps_lock; }; struct wakeup_cmd_payload { @@ -317,6 +318,9 @@ static void ps_start_timer(struct btnxpuart_dev *nxpdev) if (psdata->cur_psmode == PS_MODE_ENABLE) mod_timer(&psdata->ps_timer, jiffies + msecs_to_jiffies(psdata->h2c_ps_interval)); + + if (psdata->ps_state == PS_STATE_AWAKE && psdata->ps_cmd == PS_CMD_ENTER_PS) + cancel_work_sync(&psdata->work); } static void ps_cancel_timer(struct btnxpuart_dev *nxpdev) @@ -337,6 +341,7 @@ static void ps_control(struct hci_dev *hdev, u8 ps_state) !test_bit(BTNXPUART_SERDEV_OPEN, &nxpdev->tx_state)) return; + mutex_lock(&psdata->ps_lock); switch (psdata->cur_h2c_wakeupmode) { case WAKEUP_METHOD_DTR: if (ps_state == PS_STATE_AWAKE) @@ -350,12 +355,15 @@ static void ps_control(struct hci_dev *hdev, u8 ps_state) status = serdev_device_break_ctl(nxpdev->serdev, 0); else status = serdev_device_break_ctl(nxpdev->serdev, -1); + msleep(20); /* Allow chip to detect UART-break and enter sleep */ bt_dev_dbg(hdev, "Set UART break: %s, status=%d", str_on_off(ps_state == PS_STATE_SLEEP), status); break; } if (!status) psdata->ps_state = ps_state; + mutex_unlock(&psdata->ps_lock); + if (ps_state == PS_STATE_AWAKE) btnxpuart_tx_wakeup(nxpdev); } @@ -391,17 +399,25 @@ static void ps_setup(struct hci_dev *hdev) psdata->hdev = hdev; INIT_WORK(&psdata->work, ps_work_func); + mutex_init(&psdata->ps_lock); timer_setup(&psdata->ps_timer, ps_timeout_func, 0); } -static void ps_wakeup(struct btnxpuart_dev *nxpdev) +static bool ps_wakeup(struct btnxpuart_dev *nxpdev) { struct ps_data *psdata = &nxpdev->psdata; + u8 ps_state; + + mutex_lock(&psdata->ps_lock); + ps_state = psdata->ps_state; + mutex_unlock(&psdata->ps_lock); - if (psdata->ps_state != PS_STATE_AWAKE) { + if (ps_state != PS_STATE_AWAKE) { psdata->ps_cmd = PS_CMD_EXIT_PS; schedule_work(&psdata->work); + return true; } + return false; } static int send_ps_cmd(struct hci_dev *hdev, void *data) @@ -1171,7 +1187,6 @@ static struct sk_buff *nxp_dequeue(void *data) { struct btnxpuart_dev *nxpdev = (struct btnxpuart_dev *)data; - ps_wakeup(nxpdev); ps_start_timer(nxpdev); return skb_dequeue(&nxpdev->txq); } @@ -1186,6 +1201,9 @@ static void btnxpuart_tx_work(struct work_struct *work) struct sk_buff *skb; int len; + if (ps_wakeup(nxpdev)) + return; + while ((skb = nxp_dequeue(nxpdev))) { len = serdev_device_write_buf(serdev, skb->data, skb->len); hdev->stat.byte_tx += len; @@ -1234,6 +1252,9 @@ static int btnxpuart_close(struct hci_dev *hdev) ps_wakeup(nxpdev); serdev_device_close(nxpdev->serdev); + skb_queue_purge(&nxpdev->txq); + kfree_skb(nxpdev->rx_skb); + nxpdev->rx_skb = NULL; clear_bit(BTNXPUART_SERDEV_OPEN, &nxpdev->tx_state); return 0; } diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index fdb0fae88d1c..b40b32fa7f1c 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -152,7 +152,7 @@ static int qca_send_patch_config_cmd(struct hci_dev *hdev) bt_dev_dbg(hdev, "QCA Patch config"); skb = __hci_cmd_sync_ev(hdev, EDL_PATCH_CMD_OPCODE, sizeof(cmd), - cmd, HCI_EV_VENDOR, HCI_INIT_TIMEOUT); + cmd, 0, HCI_INIT_TIMEOUT); if (IS_ERR(skb)) { err = PTR_ERR(skb); bt_dev_err(hdev, "Sending QCA Patch config failed (%d)", err); diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 277d039ecbb4..cc50de69e8dc 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -69,6 +69,7 @@ enum btrtl_chip_id { CHIP_ID_8852B = 20, CHIP_ID_8852C = 25, CHIP_ID_8851B = 36, + CHIP_ID_8852BT = 47, }; struct id_table { @@ -307,6 +308,15 @@ static const struct id_table ic_id_table[] = { .fw_name = "rtl_bt/rtl8851bu_fw", .cfg_name = "rtl_bt/rtl8851bu_config", .hw_info = "rtl8851bu" }, + + /* 8852BT/8852BE-VT */ + { IC_INFO(RTL_ROM_LMP_8852A, 0x87, 0xc, HCI_USB), + .config_needed = false, + .has_rom_version = true, + .has_msft_ext = true, + .fw_name = "rtl_bt/rtl8852btu_fw", + .cfg_name = "rtl_bt/rtl8852btu_config", + .hw_info = "rtl8852btu" }, }; static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev, @@ -645,6 +655,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev, { RTL_ROM_LMP_8852A, 20 }, /* 8852B */ { RTL_ROM_LMP_8852A, 25 }, /* 8852C */ { RTL_ROM_LMP_8851B, 36 }, /* 8851B */ + { RTL_ROM_LMP_8852A, 47 }, /* 8852BT */ }; if (btrtl_dev->fw_len <= 8) @@ -1275,6 +1286,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev) case CHIP_ID_8852B: case CHIP_ID_8852C: case CHIP_ID_8851B: + case CHIP_ID_8852BT: set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); @@ -1505,6 +1517,8 @@ MODULE_FIRMWARE("rtl_bt/rtl8852bs_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8852bs_config.bin"); MODULE_FIRMWARE("rtl_bt/rtl8852bu_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8852bu_config.bin"); +MODULE_FIRMWARE("rtl_bt/rtl8852btu_fw.bin"); +MODULE_FIRMWARE("rtl_bt/rtl8852btu_config.bin"); MODULE_FIRMWARE("rtl_bt/rtl8852cu_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8852cu_fw_v2.bin"); MODULE_FIRMWARE("rtl_bt/rtl8852cu_config.bin"); diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index d31edad7a056..06e915b57283 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -553,6 +553,9 @@ static const struct usb_device_id quirks_table[] = { { USB_DEVICE(0x13d3, 0x3572), .driver_info = BTUSB_REALTEK | BTUSB_WIDEBAND_SPEECH }, + /* Realtek 8852BT/8852BE-VT Bluetooth devices */ + { USB_DEVICE(0x0bda, 0x8520), .driver_info = BTUSB_REALTEK | + BTUSB_WIDEBAND_SPEECH }, /* Realtek Bluetooth devices */ { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01), .driver_info = BTUSB_REALTEK }, @@ -655,6 +658,11 @@ static const struct usb_device_id quirks_table[] = { BTUSB_WIDEBAND_SPEECH | BTUSB_VALID_LE_STATES }, + /* Additional MediaTek MT7925 Bluetooth devices */ + { USB_DEVICE(0x13d3, 0x3602), .driver_info = BTUSB_MEDIATEK | + BTUSB_WIDEBAND_SPEECH | + BTUSB_VALID_LE_STATES }, + /* Additional Realtek 8723AE Bluetooth devices */ { USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK }, { USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK }, @@ -3080,7 +3088,7 @@ static int btusb_mtk_setup(struct hci_dev *hdev) int err, status; u32 dev_id = 0; char fw_bin_name[64]; - u32 fw_version = 0; + u32 fw_version = 0, fw_flavor = 0; u8 param; struct btmediatek_data *mediatek; @@ -3103,6 +3111,11 @@ static int btusb_mtk_setup(struct hci_dev *hdev) bt_dev_err(hdev, "Failed to get fw version (%d)", err); return err; } + err = btusb_mtk_id_get(data, 0x70010020, &fw_flavor); + if (err < 0) { + bt_dev_err(hdev, "Failed to get fw flavor (%d)", err); + return err; + } } mediatek = hci_get_priv(hdev); @@ -3127,6 +3140,10 @@ static int btusb_mtk_setup(struct hci_dev *hdev) snprintf(fw_bin_name, sizeof(fw_bin_name), "mediatek/mt%04x/BT_RAM_CODE_MT%04x_1_%x_hdr.bin", dev_id & 0xffff, dev_id & 0xffff, (fw_version & 0xff) + 1); + else if (dev_id == 0x7961 && fw_flavor) + snprintf(fw_bin_name, sizeof(fw_bin_name), + "mediatek/BT_RAM_CODE_MT%04x_1a_%x_hdr.bin", + dev_id & 0xffff, (fw_version & 0xff) + 1); else snprintf(fw_bin_name, sizeof(fw_bin_name), "mediatek/BT_RAM_CODE_MT%04x_1_%x_hdr.bin", @@ -3273,7 +3290,6 @@ static int btusb_recv_acl_mtk(struct hci_dev *hdev, struct sk_buff *skb) { struct btusb_data *data = hci_get_drvdata(hdev); u16 handle = le16_to_cpu(hci_acl_hdr(skb)->handle); - struct sk_buff *skb_cd; switch (handle) { case 0xfc6f: /* Firmware dump from device */ @@ -3286,9 +3302,12 @@ static int btusb_recv_acl_mtk(struct hci_dev *hdev, struct sk_buff *skb) * for backward compatibility, so we have to clone the packet * extraly for the in-kernel coredump support. */ - skb_cd = skb_clone(skb, GFP_ATOMIC); - if (skb_cd) - btmtk_process_coredump(hdev, skb_cd); + if (IS_ENABLED(CONFIG_DEV_COREDUMP)) { + struct sk_buff *skb_cd = skb_clone(skb, GFP_ATOMIC); + + if (skb_cd) + btmtk_process_coredump(hdev, skb_cd); + } fallthrough; case 0x05ff: /* Firmware debug logging 1 */ @@ -4481,6 +4500,7 @@ static int btusb_probe(struct usb_interface *intf, set_bit(HCI_QUIRK_BROKEN_READ_TRANSMIT_POWER, &hdev->quirks); set_bit(HCI_QUIRK_BROKEN_SET_RPA_TIMEOUT, &hdev->quirks); set_bit(HCI_QUIRK_BROKEN_EXT_SCAN, &hdev->quirks); + set_bit(HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, &hdev->quirks); } if (!reset) diff --git a/drivers/bluetooth/hci_bcm4377.c b/drivers/bluetooth/hci_bcm4377.c index a61757835695..9a7243d5db71 100644 --- a/drivers/bluetooth/hci_bcm4377.c +++ b/drivers/bluetooth/hci_bcm4377.c @@ -1417,7 +1417,7 @@ static int bcm4377_check_bdaddr(struct bcm4377_data *bcm4377) bda = (struct hci_rp_read_bd_addr *)skb->data; if (!bcm4377_is_valid_bdaddr(bcm4377, &bda->bdaddr)) - set_bit(HCI_QUIRK_INVALID_BDADDR, &bcm4377->hdev->quirks); + set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &bcm4377->hdev->quirks); kfree_skb(skb); return 0; @@ -2368,7 +2368,6 @@ static int bcm4377_probe(struct pci_dev *pdev, const struct pci_device_id *id) hdev->set_bdaddr = bcm4377_hci_set_bdaddr; hdev->setup = bcm4377_hci_setup; - set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks); if (bcm4377->hw->broken_mws_transport_config) set_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &hdev->quirks); if (bcm4377->hw->broken_ext_scan) diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c index 71e748a9477e..c0436881a533 100644 --- a/drivers/bluetooth/hci_h5.c +++ b/drivers/bluetooth/hci_h5.c @@ -113,6 +113,7 @@ struct h5_vnd { int (*suspend)(struct h5 *h5); int (*resume)(struct h5 *h5); const struct acpi_gpio_mapping *acpi_gpio_map; + int sizeof_priv; }; struct h5_device_data { @@ -863,7 +864,8 @@ static int h5_serdev_probe(struct serdev_device *serdev) if (IS_ERR(h5->device_wake_gpio)) return PTR_ERR(h5->device_wake_gpio); - return hci_uart_register_device(&h5->serdev_hu, &h5p); + return hci_uart_register_device_priv(&h5->serdev_hu, &h5p, + h5->vnd->sizeof_priv); } static void h5_serdev_remove(struct serdev_device *serdev) @@ -1070,6 +1072,7 @@ static struct h5_vnd rtl_vnd = { .suspend = h5_btrtl_suspend, .resume = h5_btrtl_resume, .acpi_gpio_map = acpi_btrtl_gpios, + .sizeof_priv = sizeof(struct btrealtek_data), }; static const struct h5_device_data h5_data_rtl8822cs = { diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 94b8c406f0c0..8a60ad7acd70 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -7,6 +7,7 @@ * * Copyright (C) 2007 Texas Instruments, Inc. * Copyright (c) 2010, 2012, 2018 The Linux Foundation. All rights reserved. + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. * * Acknowledgements: * This file is based on hci_ll.c, which was... @@ -1806,13 +1807,12 @@ static int qca_power_on(struct hci_dev *hdev) static void hci_coredump_qca(struct hci_dev *hdev) { + int err; static const u8 param[] = { 0x26 }; - struct sk_buff *skb; - skb = __hci_cmd_sync(hdev, 0xfc0c, 1, param, HCI_CMD_TIMEOUT); - if (IS_ERR(skb)) - bt_dev_err(hdev, "%s: trigger crash failed (%ld)", __func__, PTR_ERR(skb)); - kfree_skb(skb); + err = __hci_cmd_send(hdev, 0xfc0c, 1, param); + if (err < 0) + bt_dev_err(hdev, "%s: trigger crash failed (%d)", __func__, err); } static int qca_get_data_path_id(struct hci_dev *hdev, __u8 *data_path_id) @@ -1904,7 +1904,17 @@ retry: case QCA_WCN6750: case QCA_WCN6855: case QCA_WCN7850: - set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks); + + /* Set BDA quirk bit for reading BDA value from fwnode property + * only if that property exist in DT. + */ + if (fwnode_property_present(dev_fwnode(hdev->dev.parent), "local-bd-address")) { + set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks); + bt_dev_info(hdev, "setting quirk bit to read BDA from fwnode later"); + } else { + bt_dev_dbg(hdev, "local-bd-address` is not present in the devicetree so not setting quirk bit for BDA"); + } + hci_set_aosp_capable(hdev); ret = qca_read_soc_version(hdev, &ver, soc_type); @@ -2316,7 +2326,7 @@ static int qca_serdev_probe(struct serdev_device *serdev) qcadev->bt_en = devm_gpiod_get_optional(&serdev->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR_OR_NULL(qcadev->bt_en) && + if (IS_ERR(qcadev->bt_en) && (data->soc_type == QCA_WCN6750 || data->soc_type == QCA_WCN6855)) { dev_err(&serdev->dev, "failed to acquire BT_EN gpio\n"); @@ -2325,7 +2335,7 @@ static int qca_serdev_probe(struct serdev_device *serdev) qcadev->sw_ctrl = devm_gpiod_get_optional(&serdev->dev, "swctrl", GPIOD_IN); - if (IS_ERR_OR_NULL(qcadev->sw_ctrl) && + if (IS_ERR(qcadev->sw_ctrl) && (data->soc_type == QCA_WCN6750 || data->soc_type == QCA_WCN6855 || data->soc_type == QCA_WCN7850)) @@ -2347,7 +2357,7 @@ static int qca_serdev_probe(struct serdev_device *serdev) default: qcadev->bt_en = devm_gpiod_get_optional(&serdev->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR_OR_NULL(qcadev->bt_en)) { + if (IS_ERR(qcadev->bt_en)) { dev_warn(&serdev->dev, "failed to acquire enable gpio\n"); power_ctrl_enabled = false; } diff --git a/drivers/bluetooth/hci_serdev.c b/drivers/bluetooth/hci_serdev.c index 39c8b567da3c..214fff876eae 100644 --- a/drivers/bluetooth/hci_serdev.c +++ b/drivers/bluetooth/hci_serdev.c @@ -300,8 +300,9 @@ static const struct serdev_device_ops hci_serdev_client_ops = { .write_wakeup = hci_uart_write_wakeup, }; -int hci_uart_register_device(struct hci_uart *hu, - const struct hci_uart_proto *p) +int hci_uart_register_device_priv(struct hci_uart *hu, + const struct hci_uart_proto *p, + int sizeof_priv) { int err; struct hci_dev *hdev; @@ -325,7 +326,7 @@ int hci_uart_register_device(struct hci_uart *hu, set_bit(HCI_UART_PROTO_READY, &hu->flags); /* Initialize and register HCI device */ - hdev = hci_alloc_dev(); + hdev = hci_alloc_dev_priv(sizeof_priv); if (!hdev) { BT_ERR("Can't allocate HCI device"); err = -ENOMEM; @@ -394,7 +395,7 @@ err_rwsem: percpu_free_rwsem(&hu->proto_lock); return err; } -EXPORT_SYMBOL_GPL(hci_uart_register_device); +EXPORT_SYMBOL_GPL(hci_uart_register_device_priv); void hci_uart_unregister_device(struct hci_uart *hu) { diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h index fb4a2d0d8cc8..68c8c7e95d64 100644 --- a/drivers/bluetooth/hci_uart.h +++ b/drivers/bluetooth/hci_uart.h @@ -97,7 +97,17 @@ struct hci_uart { int hci_uart_register_proto(const struct hci_uart_proto *p); int hci_uart_unregister_proto(const struct hci_uart_proto *p); -int hci_uart_register_device(struct hci_uart *hu, const struct hci_uart_proto *p); + +int hci_uart_register_device_priv(struct hci_uart *hu, + const struct hci_uart_proto *p, + int sizeof_priv); + +static inline int hci_uart_register_device(struct hci_uart *hu, + const struct hci_uart_proto *p) +{ + return hci_uart_register_device_priv(hu, p, 0); +} + void hci_uart_unregister_device(struct hci_uart *hu); int hci_uart_tx_wakeup(struct hci_uart *hu); diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig index e6742998f372..d5e7fa9173a1 100644 --- a/drivers/bus/Kconfig +++ b/drivers/bus/Kconfig @@ -186,11 +186,12 @@ config SUNXI_RSB config TEGRA_ACONNECT tristate "Tegra ACONNECT Bus Driver" - depends on ARCH_TEGRA_210_SOC + depends on ARCH_TEGRA depends on OF && PM help Driver for the Tegra ACONNECT bus which is used to interface with - the devices inside the Audio Processing Engine (APE) for Tegra210. + the devices inside the Audio Processing Engine (APE) for + Tegra210 and later. config TEGRA_GMI tristate "Tegra Generic Memory Interface bus driver" diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c index 6b5da73c8541..837bf9d51c6e 100644 --- a/drivers/bus/imx-weim.c +++ b/drivers/bus/imx-weim.c @@ -120,7 +120,7 @@ static int imx_weim_gpr_setup(struct platform_device *pdev) i++; } - if (i == 0 || i % 4) + if (i == 0) goto err; for (i = 0; i < ARRAY_SIZE(gprvals); i++) { diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c index fd3e9d82340a..1e29ba76615d 100644 --- a/drivers/bus/sunxi-rsb.c +++ b/drivers/bus/sunxi-rsb.c @@ -128,7 +128,7 @@ struct sunxi_rsb { }; /* bus / slave device related functions */ -static struct bus_type sunxi_rsb_bus; +static const struct bus_type sunxi_rsb_bus; static int sunxi_rsb_device_match(struct device *dev, struct device_driver *drv) { @@ -177,7 +177,7 @@ static int sunxi_rsb_device_modalias(const struct device *dev, struct kobj_ueven return of_device_uevent_modalias(dev, env); } -static struct bus_type sunxi_rsb_bus = { +static const struct bus_type sunxi_rsb_bus = { .name = RSB_CTRL_NAME, .match = sunxi_rsb_device_match, .probe = sunxi_rsb_device_probe, diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 245e5e827d0d..41d33f39efe5 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -2400,7 +2400,7 @@ static int sysc_child_add_clocks(struct sysc *ddata, return 0; } -static struct device_type sysc_device_type = { +static const struct device_type sysc_device_type = { }; static struct sysc *sysc_child_to_parent(struct device *dev) diff --git a/drivers/cache/ax45mp_cache.c b/drivers/cache/ax45mp_cache.c index 57186c58dc84..1d7dd3d2c101 100644 --- a/drivers/cache/ax45mp_cache.c +++ b/drivers/cache/ax45mp_cache.c @@ -129,8 +129,12 @@ static void ax45mp_dma_cache_wback(phys_addr_t paddr, size_t size) unsigned long line_size; unsigned long flags; + if (unlikely(start == end)) + return; + line_size = ax45mp_priv.ax45mp_cache_line_size; start = start & (~(line_size - 1)); + end = ((end + line_size - 1) & (~(line_size - 1))); local_irq_save(flags); ax45mp_cpu_dcache_wb_range(start, end); local_irq_restore(flags); diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c index d668b174ace9..eefdd422ad8e 100644 --- a/drivers/cdrom/gdrom.c +++ b/drivers/cdrom/gdrom.c @@ -724,11 +724,6 @@ static void probe_gdrom_setupdisk(void) static int probe_gdrom_setupqueue(void) { - blk_queue_logical_block_size(gd.gdrom_rq, GDROM_HARD_SECTOR); - /* using DMA so memory will need to be contiguous */ - blk_queue_max_segments(gd.gdrom_rq, 1); - /* set a large max size to get most from DMA */ - blk_queue_max_segment_size(gd.gdrom_rq, 0x40000); gd.disk->queue = gd.gdrom_rq; return gdrom_init_dma_mode(); } @@ -743,6 +738,13 @@ static const struct blk_mq_ops gdrom_mq_ops = { */ static int probe_gdrom(struct platform_device *devptr) { + struct queue_limits lim = { + .logical_block_size = GDROM_HARD_SECTOR, + /* using DMA so memory will need to be contiguous */ + .max_segments = 1, + /* set a large max size to get most from DMA */ + .max_segment_size = 0x40000, + }; int err; /* @@ -778,7 +780,7 @@ static int probe_gdrom(struct platform_device *devptr) if (err) goto probe_fail_free_cd_info; - gd.disk = blk_mq_alloc_disk(&gd.tag_set, NULL); + gd.disk = blk_mq_alloc_disk(&gd.tag_set, &lim, NULL); if (IS_ERR(gd.disk)) { err = PTR_ERR(gd.disk); goto probe_fail_free_tag_set; @@ -829,7 +831,7 @@ probe_fail_no_mem: return err; } -static int remove_gdrom(struct platform_device *devptr) +static void remove_gdrom(struct platform_device *devptr) { blk_mq_free_tag_set(&gd.tag_set); free_irq(HW_EVENT_GDROM_CMD, &gd); @@ -840,13 +842,11 @@ static int remove_gdrom(struct platform_device *devptr) unregister_cdrom(gd.cd_info); kfree(gd.cd_info); kfree(gd.toc); - - return 0; } static struct platform_driver gdrom_driver = { .probe = probe_gdrom, - .remove = remove_gdrom, + .remove_new = remove_gdrom, .driver = { .name = GDROM_DEV_NAME, }, diff --git a/drivers/clk/rockchip/clk-rk3588.c b/drivers/clk/rockchip/clk-rk3588.c index 6994165e0395..0b60ae78f9d8 100644 --- a/drivers/clk/rockchip/clk-rk3588.c +++ b/drivers/clk/rockchip/clk-rk3588.c @@ -2458,15 +2458,18 @@ static struct rockchip_clk_branch rk3588_clk_branches[] __initdata = { static void __init rk3588_clk_init(struct device_node *np) { struct rockchip_clk_provider *ctx; + unsigned long clk_nr_clks; void __iomem *reg_base; + clk_nr_clks = rockchip_clk_find_max_clk_id(rk3588_clk_branches, + ARRAY_SIZE(rk3588_clk_branches)) + 1; reg_base = of_iomap(np, 0); if (!reg_base) { pr_err("%s: could not map cru region\n", __func__); return; } - ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS); + ctx = rockchip_clk_init(np, reg_base, clk_nr_clks); if (IS_ERR(ctx)) { pr_err("%s: rockchip clk init failed\n", __func__); iounmap(reg_base); diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index 4059d9365ae6..73d2cbdc716b 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -429,6 +429,23 @@ void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, } EXPORT_SYMBOL_GPL(rockchip_clk_register_plls); +unsigned long rockchip_clk_find_max_clk_id(struct rockchip_clk_branch *list, + unsigned int nr_clk) +{ + unsigned long max = 0; + unsigned int idx; + + for (idx = 0; idx < nr_clk; idx++, list++) { + if (list->id > max) + max = list->id; + if (list->child && list->child->id > max) + max = list->id; + } + + return max; +} +EXPORT_SYMBOL_GPL(rockchip_clk_find_max_clk_id); + void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx, struct rockchip_clk_branch *list, unsigned int nr_clk) diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h index 758ebaf2236b..fd3b476dedda 100644 --- a/drivers/clk/rockchip/clk.h +++ b/drivers/clk/rockchip/clk.h @@ -973,6 +973,8 @@ struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np, void __iomem *base, unsigned long nr_clks); void rockchip_clk_of_add_provider(struct device_node *np, struct rockchip_clk_provider *ctx); +unsigned long rockchip_clk_find_max_clk_id(struct rockchip_clk_branch *list, + unsigned int nr_clk); void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx, struct rockchip_clk_branch *list, unsigned int nr_clk); diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c index 0964bb11657f..782993951fff 100644 --- a/drivers/clk/samsung/clk-gs101.c +++ b/drivers/clk/samsung/clk-gs101.c @@ -2475,7 +2475,7 @@ static const struct samsung_cmu_info misc_cmu_info __initconst = { .nr_clk_ids = CLKS_NR_MISC, .clk_regs = misc_clk_regs, .nr_clk_regs = ARRAY_SIZE(misc_clk_regs), - .clk_name = "dout_cmu_misc_bus", + .clk_name = "bus", }; /* ---- platform_driver ----------------------------------------------------- */ diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index e054de92de91..8d4a52056684 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -1807,7 +1807,7 @@ TIMER_ACPI_DECLARE(arch_timer, ACPI_SIG_GTDT, arch_timer_acpi_init); #endif int kvm_arch_ptp_get_crosststamp(u64 *cycle, struct timespec64 *ts, - struct clocksource **cs) + enum clocksource_ids *cs_id) { struct arm_smccc_res hvc_res; u32 ptp_counter; @@ -1831,8 +1831,8 @@ int kvm_arch_ptp_get_crosststamp(u64 *cycle, struct timespec64 *ts, *ts = ktime_to_timespec64(ktime); if (cycle) *cycle = (u64)hvc_res.a2 << 32 | hvc_res.a3; - if (cs) - *cs = &clocksource_counter; + if (cs_id) + *cs_id = CSID_ARM_ARCH_COUNTER; return 0; } diff --git a/drivers/comedi/drivers/comedi_8255.c b/drivers/comedi/drivers/comedi_8255.c index e4974b508328..a933ef53845a 100644 --- a/drivers/comedi/drivers/comedi_8255.c +++ b/drivers/comedi/drivers/comedi_8255.c @@ -159,6 +159,7 @@ static int __subdev_8255_init(struct comedi_device *dev, return -ENOMEM; spriv->context = context; + spriv->io = io; s->type = COMEDI_SUBD_DIO; s->subdev_flags = SDF_READABLE | SDF_WRITABLE; diff --git a/drivers/comedi/drivers/comedi_test.c b/drivers/comedi/drivers/comedi_test.c index 30ea8b53ebf8..05ae9122823f 100644 --- a/drivers/comedi/drivers/comedi_test.c +++ b/drivers/comedi/drivers/comedi_test.c @@ -87,6 +87,8 @@ struct waveform_private { struct comedi_device *dev; /* parent comedi device */ u64 ao_last_scan_time; /* time of previous AO scan in usec */ unsigned int ao_scan_period; /* AO scan period in usec */ + bool ai_timer_enable:1; /* should AI timer be running? */ + bool ao_timer_enable:1; /* should AO timer be running? */ unsigned short ao_loopbacks[N_CHANS]; }; @@ -236,8 +238,12 @@ static void waveform_ai_timer(struct timer_list *t) time_increment = devpriv->ai_convert_time - now; else time_increment = 1; - mod_timer(&devpriv->ai_timer, - jiffies + usecs_to_jiffies(time_increment)); + spin_lock(&dev->spinlock); + if (devpriv->ai_timer_enable) { + mod_timer(&devpriv->ai_timer, + jiffies + usecs_to_jiffies(time_increment)); + } + spin_unlock(&dev->spinlock); } overrun: @@ -393,9 +399,12 @@ static int waveform_ai_cmd(struct comedi_device *dev, * Seem to need an extra jiffy here, otherwise timer expires slightly * early! */ + spin_lock_bh(&dev->spinlock); + devpriv->ai_timer_enable = true; devpriv->ai_timer.expires = jiffies + usecs_to_jiffies(devpriv->ai_convert_period) + 1; add_timer(&devpriv->ai_timer); + spin_unlock_bh(&dev->spinlock); return 0; } @@ -404,6 +413,9 @@ static int waveform_ai_cancel(struct comedi_device *dev, { struct waveform_private *devpriv = dev->private; + spin_lock_bh(&dev->spinlock); + devpriv->ai_timer_enable = false; + spin_unlock_bh(&dev->spinlock); if (in_softirq()) { /* Assume we were called from the timer routine itself. */ del_timer(&devpriv->ai_timer); @@ -495,8 +507,12 @@ static void waveform_ao_timer(struct timer_list *t) unsigned int time_inc = devpriv->ao_last_scan_time + devpriv->ao_scan_period - now; - mod_timer(&devpriv->ao_timer, - jiffies + usecs_to_jiffies(time_inc)); + spin_lock(&dev->spinlock); + if (devpriv->ao_timer_enable) { + mod_timer(&devpriv->ao_timer, + jiffies + usecs_to_jiffies(time_inc)); + } + spin_unlock(&dev->spinlock); } underrun: @@ -517,9 +533,12 @@ static int waveform_ao_inttrig_start(struct comedi_device *dev, async->inttrig = NULL; devpriv->ao_last_scan_time = ktime_to_us(ktime_get()); + spin_lock_bh(&dev->spinlock); + devpriv->ao_timer_enable = true; devpriv->ao_timer.expires = jiffies + usecs_to_jiffies(devpriv->ao_scan_period); add_timer(&devpriv->ao_timer); + spin_unlock_bh(&dev->spinlock); return 1; } @@ -604,6 +623,9 @@ static int waveform_ao_cancel(struct comedi_device *dev, struct waveform_private *devpriv = dev->private; s->async->inttrig = NULL; + spin_lock_bh(&dev->spinlock); + devpriv->ao_timer_enable = false; + spin_unlock_bh(&dev->spinlock); if (in_softirq()) { /* Assume we were called from the timer routine itself. */ del_timer(&devpriv->ao_timer); diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index 3d5e6d705fc6..44b19e696176 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -108,9 +108,8 @@ static inline void send_msg(struct cn_msg *msg) filter_data[1] = 0; } - if (cn_netlink_send_mult(msg, msg->len, 0, CN_IDX_PROC, GFP_NOWAIT, - cn_filter, (void *)filter_data) == -ESRCH) - atomic_set(&proc_event_num_listeners, 0); + cn_netlink_send_mult(msg, msg->len, 0, CN_IDX_PROC, GFP_NOWAIT, + cn_filter, (void *)filter_data); local_unlock(&local_event.lock); } diff --git a/drivers/counter/counter-core.c b/drivers/counter/counter-core.c index 09c77afb33ca..3f24481fc04a 100644 --- a/drivers/counter/counter-core.c +++ b/drivers/counter/counter-core.c @@ -31,10 +31,11 @@ struct counter_device_allochelper { struct counter_device counter; /* - * This is cache line aligned to ensure private data behaves like if it - * were kmalloced separately. + * This ensures private data behaves like if it were kmalloced + * separately. Also ensures the minimum alignment for safe DMA + * operations (which may or may not mean cache alignment). */ - unsigned long privdata[] ____cacheline_aligned; + unsigned long privdata[] __aligned(ARCH_DMA_MINALIGN); }; static void counter_device_release(struct device *dev) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index ca94e60e705a..79619227ea51 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -2987,6 +2987,9 @@ static void intel_cpufreq_adjust_perf(unsigned int cpunum, if (min_pstate < cpu->min_perf_ratio) min_pstate = cpu->min_perf_ratio; + if (min_pstate > cpu->max_perf_ratio) + min_pstate = cpu->max_perf_ratio; + max_pstate = min(cap_pstate, cpu->max_perf_ratio); if (max_pstate < min_pstate) max_pstate = min_pstate; diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c index 1262a7773ef3..de50c00ba218 100644 --- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c @@ -299,22 +299,6 @@ theend: return err; } -static void sun8i_ce_cipher_run(struct crypto_engine *engine, void *areq) -{ - struct skcipher_request *breq = container_of(areq, struct skcipher_request, base); - struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(breq); - struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); - struct sun8i_ce_dev *ce = op->ce; - struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(breq); - int flow, err; - - flow = rctx->flow; - err = sun8i_ce_run_task(ce, flow, crypto_tfm_alg_name(breq->base.tfm)); - local_bh_disable(); - crypto_finalize_skcipher_request(engine, breq, err); - local_bh_enable(); -} - static void sun8i_ce_cipher_unprepare(struct crypto_engine *engine, void *async_req) { @@ -360,6 +344,23 @@ static void sun8i_ce_cipher_unprepare(struct crypto_engine *engine, dma_unmap_single(ce->dev, rctx->addr_key, op->keylen, DMA_TO_DEVICE); } +static void sun8i_ce_cipher_run(struct crypto_engine *engine, void *areq) +{ + struct skcipher_request *breq = container_of(areq, struct skcipher_request, base); + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(breq); + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + struct sun8i_ce_dev *ce = op->ce; + struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(breq); + int flow, err; + + flow = rctx->flow; + err = sun8i_ce_run_task(ce, flow, crypto_tfm_alg_name(breq->base.tfm)); + sun8i_ce_cipher_unprepare(engine, areq); + local_bh_disable(); + crypto_finalize_skcipher_request(engine, breq, err); + local_bh_enable(); +} + int sun8i_ce_cipher_do_one(struct crypto_engine *engine, void *areq) { int err = sun8i_ce_cipher_prepare(engine, areq); @@ -368,7 +369,6 @@ int sun8i_ce_cipher_do_one(struct crypto_engine *engine, void *areq) return err; sun8i_ce_cipher_run(engine, areq); - sun8i_ce_cipher_unprepare(engine, areq); return 0; } diff --git a/drivers/crypto/ccp/Kconfig b/drivers/crypto/ccp/Kconfig index 32268e239bf1..f394e45e11ab 100644 --- a/drivers/crypto/ccp/Kconfig +++ b/drivers/crypto/ccp/Kconfig @@ -38,7 +38,7 @@ config CRYPTO_DEV_CCP_CRYPTO config CRYPTO_DEV_SP_PSP bool "Platform Security Processor (PSP) device" default y - depends on CRYPTO_DEV_CCP_DD && X86_64 + depends on CRYPTO_DEV_CCP_DD && X86_64 && AMD_IOMMU help Provide support for the AMD Platform Security Processor (PSP). The PSP is a dedicated processor that provides support for key diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c index e4d3f45242f6..f44efbb89c34 100644 --- a/drivers/crypto/ccp/sev-dev.c +++ b/drivers/crypto/ccp/sev-dev.c @@ -21,14 +21,18 @@ #include <linux/hw_random.h> #include <linux/ccp.h> #include <linux/firmware.h> +#include <linux/panic_notifier.h> #include <linux/gfp.h> #include <linux/cpufeature.h> #include <linux/fs.h> #include <linux/fs_struct.h> #include <linux/psp.h> +#include <linux/amd-iommu.h> #include <asm/smp.h> #include <asm/cacheflush.h> +#include <asm/e820/types.h> +#include <asm/sev.h> #include "psp-dev.h" #include "sev-dev.h" @@ -37,6 +41,19 @@ #define SEV_FW_FILE "amd/sev.fw" #define SEV_FW_NAME_SIZE 64 +/* Minimum firmware version required for the SEV-SNP support */ +#define SNP_MIN_API_MAJOR 1 +#define SNP_MIN_API_MINOR 51 + +/* + * Maximum number of firmware-writable buffers that might be specified + * in the parameters of a legacy SEV command buffer. + */ +#define CMD_BUF_FW_WRITABLE_MAX 2 + +/* Leave room in the descriptor array for an end-of-list indicator. */ +#define CMD_BUF_DESC_MAX (CMD_BUF_FW_WRITABLE_MAX + 1) + static DEFINE_MUTEX(sev_cmd_mutex); static struct sev_misc_dev *misc_dev; @@ -68,9 +85,14 @@ static int psp_timeout; * The TMR is a 1MB area that must be 1MB aligned. Use the page allocator * to allocate the memory, which will return aligned memory for the specified * allocation order. + * + * When SEV-SNP is enabled the TMR needs to be 2MB aligned and 2MB sized. */ -#define SEV_ES_TMR_SIZE (1024 * 1024) +#define SEV_TMR_SIZE (1024 * 1024) +#define SNP_TMR_SIZE (2 * 1024 * 1024) + static void *sev_es_tmr; +static size_t sev_es_tmr_size = SEV_TMR_SIZE; /* INIT_EX NV Storage: * The NV Storage is a 32Kb area and must be 4Kb page aligned. Use the page @@ -80,6 +102,13 @@ static void *sev_es_tmr; #define NV_LENGTH (32 * 1024) static void *sev_init_ex_buffer; +/* + * SEV_DATA_RANGE_LIST: + * Array containing range of pages that firmware transitions to HV-fixed + * page state. + */ +static struct sev_data_range_list *snp_range_list; + static inline bool sev_version_greater_or_equal(u8 maj, u8 min) { struct sev_device *sev = psp_master->sev_data; @@ -115,6 +144,25 @@ static int sev_wait_cmd_ioc(struct sev_device *sev, { int ret; + /* + * If invoked during panic handling, local interrupts are disabled, + * so the PSP command completion interrupt can't be used. Poll for + * PSP command completion instead. + */ + if (irqs_disabled()) { + unsigned long timeout_usecs = (timeout * USEC_PER_SEC) / 10; + + /* Poll for SEV command completion: */ + while (timeout_usecs--) { + *reg = ioread32(sev->io_regs + sev->vdata->cmdresp_reg); + if (*reg & PSP_CMDRESP_RESP) + return 0; + + udelay(10); + } + return -ETIMEDOUT; + } + ret = wait_event_timeout(sev->int_queue, sev->int_rcvd, timeout * HZ); if (!ret) @@ -130,6 +178,8 @@ static int sev_cmd_buffer_len(int cmd) switch (cmd) { case SEV_CMD_INIT: return sizeof(struct sev_data_init); case SEV_CMD_INIT_EX: return sizeof(struct sev_data_init_ex); + case SEV_CMD_SNP_SHUTDOWN_EX: return sizeof(struct sev_data_snp_shutdown_ex); + case SEV_CMD_SNP_INIT_EX: return sizeof(struct sev_data_snp_init_ex); case SEV_CMD_PLATFORM_STATUS: return sizeof(struct sev_user_data_status); case SEV_CMD_PEK_CSR: return sizeof(struct sev_data_pek_csr); case SEV_CMD_PEK_CERT_IMPORT: return sizeof(struct sev_data_pek_cert_import); @@ -158,23 +208,27 @@ static int sev_cmd_buffer_len(int cmd) case SEV_CMD_GET_ID: return sizeof(struct sev_data_get_id); case SEV_CMD_ATTESTATION_REPORT: return sizeof(struct sev_data_attestation_report); case SEV_CMD_SEND_CANCEL: return sizeof(struct sev_data_send_cancel); + case SEV_CMD_SNP_GCTX_CREATE: return sizeof(struct sev_data_snp_addr); + case SEV_CMD_SNP_LAUNCH_START: return sizeof(struct sev_data_snp_launch_start); + case SEV_CMD_SNP_LAUNCH_UPDATE: return sizeof(struct sev_data_snp_launch_update); + case SEV_CMD_SNP_ACTIVATE: return sizeof(struct sev_data_snp_activate); + case SEV_CMD_SNP_DECOMMISSION: return sizeof(struct sev_data_snp_addr); + case SEV_CMD_SNP_PAGE_RECLAIM: return sizeof(struct sev_data_snp_page_reclaim); + case SEV_CMD_SNP_GUEST_STATUS: return sizeof(struct sev_data_snp_guest_status); + case SEV_CMD_SNP_LAUNCH_FINISH: return sizeof(struct sev_data_snp_launch_finish); + case SEV_CMD_SNP_DBG_DECRYPT: return sizeof(struct sev_data_snp_dbg); + case SEV_CMD_SNP_DBG_ENCRYPT: return sizeof(struct sev_data_snp_dbg); + case SEV_CMD_SNP_PAGE_UNSMASH: return sizeof(struct sev_data_snp_page_unsmash); + case SEV_CMD_SNP_PLATFORM_STATUS: return sizeof(struct sev_data_snp_addr); + case SEV_CMD_SNP_GUEST_REQUEST: return sizeof(struct sev_data_snp_guest_request); + case SEV_CMD_SNP_CONFIG: return sizeof(struct sev_user_data_snp_config); + case SEV_CMD_SNP_COMMIT: return sizeof(struct sev_data_snp_commit); default: return 0; } return 0; } -static void *sev_fw_alloc(unsigned long len) -{ - struct page *page; - - page = alloc_pages(GFP_KERNEL, get_order(len)); - if (!page) - return NULL; - - return page_address(page); -} - static struct file *open_file_as_root(const char *filename, int flags, umode_t mode) { struct file *fp; @@ -305,13 +359,485 @@ static int sev_write_init_ex_file_if_required(int cmd_id) return sev_write_init_ex_file(); } +/* + * snp_reclaim_pages() needs __sev_do_cmd_locked(), and __sev_do_cmd_locked() + * needs snp_reclaim_pages(), so a forward declaration is needed. + */ +static int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret); + +static int snp_reclaim_pages(unsigned long paddr, unsigned int npages, bool locked) +{ + int ret, err, i; + + paddr = __sme_clr(ALIGN_DOWN(paddr, PAGE_SIZE)); + + for (i = 0; i < npages; i++, paddr += PAGE_SIZE) { + struct sev_data_snp_page_reclaim data = {0}; + + data.paddr = paddr; + + if (locked) + ret = __sev_do_cmd_locked(SEV_CMD_SNP_PAGE_RECLAIM, &data, &err); + else + ret = sev_do_cmd(SEV_CMD_SNP_PAGE_RECLAIM, &data, &err); + + if (ret) + goto cleanup; + + ret = rmp_make_shared(__phys_to_pfn(paddr), PG_LEVEL_4K); + if (ret) + goto cleanup; + } + + return 0; + +cleanup: + /* + * If there was a failure reclaiming the page then it is no longer safe + * to release it back to the system; leak it instead. + */ + snp_leak_pages(__phys_to_pfn(paddr), npages - i); + return ret; +} + +static int rmp_mark_pages_firmware(unsigned long paddr, unsigned int npages, bool locked) +{ + unsigned long pfn = __sme_clr(paddr) >> PAGE_SHIFT; + int rc, i; + + for (i = 0; i < npages; i++, pfn++) { + rc = rmp_make_private(pfn, 0, PG_LEVEL_4K, 0, true); + if (rc) + goto cleanup; + } + + return 0; + +cleanup: + /* + * Try unrolling the firmware state changes by + * reclaiming the pages which were already changed to the + * firmware state. + */ + snp_reclaim_pages(paddr, i, locked); + + return rc; +} + +static struct page *__snp_alloc_firmware_pages(gfp_t gfp_mask, int order) +{ + unsigned long npages = 1ul << order, paddr; + struct sev_device *sev; + struct page *page; + + if (!psp_master || !psp_master->sev_data) + return NULL; + + page = alloc_pages(gfp_mask, order); + if (!page) + return NULL; + + /* If SEV-SNP is initialized then add the page in RMP table. */ + sev = psp_master->sev_data; + if (!sev->snp_initialized) + return page; + + paddr = __pa((unsigned long)page_address(page)); + if (rmp_mark_pages_firmware(paddr, npages, false)) + return NULL; + + return page; +} + +void *snp_alloc_firmware_page(gfp_t gfp_mask) +{ + struct page *page; + + page = __snp_alloc_firmware_pages(gfp_mask, 0); + + return page ? page_address(page) : NULL; +} +EXPORT_SYMBOL_GPL(snp_alloc_firmware_page); + +static void __snp_free_firmware_pages(struct page *page, int order, bool locked) +{ + struct sev_device *sev = psp_master->sev_data; + unsigned long paddr, npages = 1ul << order; + + if (!page) + return; + + paddr = __pa((unsigned long)page_address(page)); + if (sev->snp_initialized && + snp_reclaim_pages(paddr, npages, locked)) + return; + + __free_pages(page, order); +} + +void snp_free_firmware_page(void *addr) +{ + if (!addr) + return; + + __snp_free_firmware_pages(virt_to_page(addr), 0, false); +} +EXPORT_SYMBOL_GPL(snp_free_firmware_page); + +static void *sev_fw_alloc(unsigned long len) +{ + struct page *page; + + page = __snp_alloc_firmware_pages(GFP_KERNEL, get_order(len)); + if (!page) + return NULL; + + return page_address(page); +} + +/** + * struct cmd_buf_desc - descriptors for managing legacy SEV command address + * parameters corresponding to buffers that may be written to by firmware. + * + * @paddr_ptr: pointer to the address parameter in the command buffer which may + * need to be saved/restored depending on whether a bounce buffer + * is used. In the case of a bounce buffer, the command buffer + * needs to be updated with the address of the new bounce buffer + * snp_map_cmd_buf_desc() has allocated specifically for it. Must + * be NULL if this descriptor is only an end-of-list indicator. + * + * @paddr_orig: storage for the original address parameter, which can be used to + * restore the original value in @paddr_ptr in cases where it is + * replaced with the address of a bounce buffer. + * + * @len: length of buffer located at the address originally stored at @paddr_ptr + * + * @guest_owned: true if the address corresponds to guest-owned pages, in which + * case bounce buffers are not needed. + */ +struct cmd_buf_desc { + u64 *paddr_ptr; + u64 paddr_orig; + u32 len; + bool guest_owned; +}; + +/* + * If a legacy SEV command parameter is a memory address, those pages in + * turn need to be transitioned to/from firmware-owned before/after + * executing the firmware command. + * + * Additionally, in cases where those pages are not guest-owned, a bounce + * buffer is needed in place of the original memory address parameter. + * + * A set of descriptors are used to keep track of this handling, and + * initialized here based on the specific commands being executed. + */ +static void snp_populate_cmd_buf_desc_list(int cmd, void *cmd_buf, + struct cmd_buf_desc *desc_list) +{ + switch (cmd) { + case SEV_CMD_PDH_CERT_EXPORT: { + struct sev_data_pdh_cert_export *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->pdh_cert_address; + desc_list[0].len = data->pdh_cert_len; + desc_list[1].paddr_ptr = &data->cert_chain_address; + desc_list[1].len = data->cert_chain_len; + break; + } + case SEV_CMD_GET_ID: { + struct sev_data_get_id *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->address; + desc_list[0].len = data->len; + break; + } + case SEV_CMD_PEK_CSR: { + struct sev_data_pek_csr *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->address; + desc_list[0].len = data->len; + break; + } + case SEV_CMD_LAUNCH_UPDATE_DATA: { + struct sev_data_launch_update_data *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->address; + desc_list[0].len = data->len; + desc_list[0].guest_owned = true; + break; + } + case SEV_CMD_LAUNCH_UPDATE_VMSA: { + struct sev_data_launch_update_vmsa *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->address; + desc_list[0].len = data->len; + desc_list[0].guest_owned = true; + break; + } + case SEV_CMD_LAUNCH_MEASURE: { + struct sev_data_launch_measure *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->address; + desc_list[0].len = data->len; + break; + } + case SEV_CMD_LAUNCH_UPDATE_SECRET: { + struct sev_data_launch_secret *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->guest_address; + desc_list[0].len = data->guest_len; + desc_list[0].guest_owned = true; + break; + } + case SEV_CMD_DBG_DECRYPT: { + struct sev_data_dbg *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->dst_addr; + desc_list[0].len = data->len; + desc_list[0].guest_owned = true; + break; + } + case SEV_CMD_DBG_ENCRYPT: { + struct sev_data_dbg *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->dst_addr; + desc_list[0].len = data->len; + desc_list[0].guest_owned = true; + break; + } + case SEV_CMD_ATTESTATION_REPORT: { + struct sev_data_attestation_report *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->address; + desc_list[0].len = data->len; + break; + } + case SEV_CMD_SEND_START: { + struct sev_data_send_start *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->session_address; + desc_list[0].len = data->session_len; + break; + } + case SEV_CMD_SEND_UPDATE_DATA: { + struct sev_data_send_update_data *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->hdr_address; + desc_list[0].len = data->hdr_len; + desc_list[1].paddr_ptr = &data->trans_address; + desc_list[1].len = data->trans_len; + break; + } + case SEV_CMD_SEND_UPDATE_VMSA: { + struct sev_data_send_update_vmsa *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->hdr_address; + desc_list[0].len = data->hdr_len; + desc_list[1].paddr_ptr = &data->trans_address; + desc_list[1].len = data->trans_len; + break; + } + case SEV_CMD_RECEIVE_UPDATE_DATA: { + struct sev_data_receive_update_data *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->guest_address; + desc_list[0].len = data->guest_len; + desc_list[0].guest_owned = true; + break; + } + case SEV_CMD_RECEIVE_UPDATE_VMSA: { + struct sev_data_receive_update_vmsa *data = cmd_buf; + + desc_list[0].paddr_ptr = &data->guest_address; + desc_list[0].len = data->guest_len; + desc_list[0].guest_owned = true; + break; + } + default: + break; + } +} + +static int snp_map_cmd_buf_desc(struct cmd_buf_desc *desc) +{ + unsigned int npages; + + if (!desc->len) + return 0; + + /* Allocate a bounce buffer if this isn't a guest owned page. */ + if (!desc->guest_owned) { + struct page *page; + + page = alloc_pages(GFP_KERNEL_ACCOUNT, get_order(desc->len)); + if (!page) { + pr_warn("Failed to allocate bounce buffer for SEV legacy command.\n"); + return -ENOMEM; + } + + desc->paddr_orig = *desc->paddr_ptr; + *desc->paddr_ptr = __psp_pa(page_to_virt(page)); + } + + npages = PAGE_ALIGN(desc->len) >> PAGE_SHIFT; + + /* Transition the buffer to firmware-owned. */ + if (rmp_mark_pages_firmware(*desc->paddr_ptr, npages, true)) { + pr_warn("Error moving pages to firmware-owned state for SEV legacy command.\n"); + return -EFAULT; + } + + return 0; +} + +static int snp_unmap_cmd_buf_desc(struct cmd_buf_desc *desc) +{ + unsigned int npages; + + if (!desc->len) + return 0; + + npages = PAGE_ALIGN(desc->len) >> PAGE_SHIFT; + + /* Transition the buffers back to hypervisor-owned. */ + if (snp_reclaim_pages(*desc->paddr_ptr, npages, true)) { + pr_warn("Failed to reclaim firmware-owned pages while issuing SEV legacy command.\n"); + return -EFAULT; + } + + /* Copy data from bounce buffer and then free it. */ + if (!desc->guest_owned) { + void *bounce_buf = __va(__sme_clr(*desc->paddr_ptr)); + void *dst_buf = __va(__sme_clr(desc->paddr_orig)); + + memcpy(dst_buf, bounce_buf, desc->len); + __free_pages(virt_to_page(bounce_buf), get_order(desc->len)); + + /* Restore the original address in the command buffer. */ + *desc->paddr_ptr = desc->paddr_orig; + } + + return 0; +} + +static int snp_map_cmd_buf_desc_list(int cmd, void *cmd_buf, struct cmd_buf_desc *desc_list) +{ + int i; + + snp_populate_cmd_buf_desc_list(cmd, cmd_buf, desc_list); + + for (i = 0; i < CMD_BUF_DESC_MAX; i++) { + struct cmd_buf_desc *desc = &desc_list[i]; + + if (!desc->paddr_ptr) + break; + + if (snp_map_cmd_buf_desc(desc)) + goto err_unmap; + } + + return 0; + +err_unmap: + for (i--; i >= 0; i--) + snp_unmap_cmd_buf_desc(&desc_list[i]); + + return -EFAULT; +} + +static int snp_unmap_cmd_buf_desc_list(struct cmd_buf_desc *desc_list) +{ + int i, ret = 0; + + for (i = 0; i < CMD_BUF_DESC_MAX; i++) { + struct cmd_buf_desc *desc = &desc_list[i]; + + if (!desc->paddr_ptr) + break; + + if (snp_unmap_cmd_buf_desc(&desc_list[i])) + ret = -EFAULT; + } + + return ret; +} + +static bool sev_cmd_buf_writable(int cmd) +{ + switch (cmd) { + case SEV_CMD_PLATFORM_STATUS: + case SEV_CMD_GUEST_STATUS: + case SEV_CMD_LAUNCH_START: + case SEV_CMD_RECEIVE_START: + case SEV_CMD_LAUNCH_MEASURE: + case SEV_CMD_SEND_START: + case SEV_CMD_SEND_UPDATE_DATA: + case SEV_CMD_SEND_UPDATE_VMSA: + case SEV_CMD_PEK_CSR: + case SEV_CMD_PDH_CERT_EXPORT: + case SEV_CMD_GET_ID: + case SEV_CMD_ATTESTATION_REPORT: + return true; + default: + return false; + } +} + +/* After SNP is INIT'ed, the behavior of legacy SEV commands is changed. */ +static bool snp_legacy_handling_needed(int cmd) +{ + struct sev_device *sev = psp_master->sev_data; + + return cmd < SEV_CMD_SNP_INIT && sev->snp_initialized; +} + +static int snp_prep_cmd_buf(int cmd, void *cmd_buf, struct cmd_buf_desc *desc_list) +{ + if (!snp_legacy_handling_needed(cmd)) + return 0; + + if (snp_map_cmd_buf_desc_list(cmd, cmd_buf, desc_list)) + return -EFAULT; + + /* + * Before command execution, the command buffer needs to be put into + * the firmware-owned state. + */ + if (sev_cmd_buf_writable(cmd)) { + if (rmp_mark_pages_firmware(__pa(cmd_buf), 1, true)) + return -EFAULT; + } + + return 0; +} + +static int snp_reclaim_cmd_buf(int cmd, void *cmd_buf) +{ + if (!snp_legacy_handling_needed(cmd)) + return 0; + + /* + * After command completion, the command buffer needs to be put back + * into the hypervisor-owned state. + */ + if (sev_cmd_buf_writable(cmd)) + if (snp_reclaim_pages(__pa(cmd_buf), 1, true)) + return -EFAULT; + + return 0; +} + static int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret) { + struct cmd_buf_desc desc_list[CMD_BUF_DESC_MAX] = {0}; struct psp_device *psp = psp_master; struct sev_device *sev; unsigned int cmdbuff_hi, cmdbuff_lo; unsigned int phys_lsb, phys_msb; unsigned int reg, ret = 0; + void *cmd_buf; int buf_len; if (!psp || !psp->sev_data) @@ -331,12 +857,47 @@ static int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret) * work for some memory, e.g. vmalloc'd addresses, and @data may not be * physically contiguous. */ - if (data) - memcpy(sev->cmd_buf, data, buf_len); + if (data) { + /* + * Commands are generally issued one at a time and require the + * sev_cmd_mutex, but there could be recursive firmware requests + * due to SEV_CMD_SNP_PAGE_RECLAIM needing to be issued while + * preparing buffers for another command. This is the only known + * case of nesting in the current code, so exactly one + * additional command buffer is available for that purpose. + */ + if (!sev->cmd_buf_active) { + cmd_buf = sev->cmd_buf; + sev->cmd_buf_active = true; + } else if (!sev->cmd_buf_backup_active) { + cmd_buf = sev->cmd_buf_backup; + sev->cmd_buf_backup_active = true; + } else { + dev_err(sev->dev, + "SEV: too many firmware commands in progress, no command buffers available.\n"); + return -EBUSY; + } + + memcpy(cmd_buf, data, buf_len); + + /* + * The behavior of the SEV-legacy commands is altered when the + * SNP firmware is in the INIT state. + */ + ret = snp_prep_cmd_buf(cmd, cmd_buf, desc_list); + if (ret) { + dev_err(sev->dev, + "SEV: failed to prepare buffer for legacy command 0x%x. Error: %d\n", + cmd, ret); + return ret; + } + } else { + cmd_buf = sev->cmd_buf; + } /* Get the physical address of the command buffer */ - phys_lsb = data ? lower_32_bits(__psp_pa(sev->cmd_buf)) : 0; - phys_msb = data ? upper_32_bits(__psp_pa(sev->cmd_buf)) : 0; + phys_lsb = data ? lower_32_bits(__psp_pa(cmd_buf)) : 0; + phys_msb = data ? upper_32_bits(__psp_pa(cmd_buf)) : 0; dev_dbg(sev->dev, "sev command id %#x buffer 0x%08x%08x timeout %us\n", cmd, phys_msb, phys_lsb, psp_timeout); @@ -390,20 +951,41 @@ static int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret) ret = sev_write_init_ex_file_if_required(cmd); } - print_hex_dump_debug("(out): ", DUMP_PREFIX_OFFSET, 16, 2, data, - buf_len, false); - /* * Copy potential output from the PSP back to data. Do this even on * failure in case the caller wants to glean something from the error. */ - if (data) - memcpy(data, sev->cmd_buf, buf_len); + if (data) { + int ret_reclaim; + /* + * Restore the page state after the command completes. + */ + ret_reclaim = snp_reclaim_cmd_buf(cmd, cmd_buf); + if (ret_reclaim) { + dev_err(sev->dev, + "SEV: failed to reclaim buffer for legacy command %#x. Error: %d\n", + cmd, ret_reclaim); + return ret_reclaim; + } + + memcpy(data, cmd_buf, buf_len); + + if (sev->cmd_buf_backup_active) + sev->cmd_buf_backup_active = false; + else + sev->cmd_buf_active = false; + + if (snp_unmap_cmd_buf_desc_list(desc_list)) + return -EFAULT; + } + + print_hex_dump_debug("(out): ", DUMP_PREFIX_OFFSET, 16, 2, data, + buf_len, false); return ret; } -static int sev_do_cmd(int cmd, void *data, int *psp_ret) +int sev_do_cmd(int cmd, void *data, int *psp_ret) { int rc; @@ -413,6 +995,7 @@ static int sev_do_cmd(int cmd, void *data, int *psp_ret) return rc; } +EXPORT_SYMBOL_GPL(sev_do_cmd); static int __sev_init_locked(int *error) { @@ -427,7 +1010,7 @@ static int __sev_init_locked(int *error) data.tmr_address = __pa(sev_es_tmr); data.flags |= SEV_INIT_FLAGS_SEV_ES; - data.tmr_len = SEV_ES_TMR_SIZE; + data.tmr_len = sev_es_tmr_size; } return __sev_do_cmd_locked(SEV_CMD_INIT, &data, error); @@ -450,7 +1033,7 @@ static int __sev_init_ex_locked(int *error) data.tmr_address = __pa(sev_es_tmr); data.flags |= SEV_INIT_FLAGS_SEV_ES; - data.tmr_len = SEV_ES_TMR_SIZE; + data.tmr_len = sev_es_tmr_size; } return __sev_do_cmd_locked(SEV_CMD_INIT_EX, &data, error); @@ -464,25 +1047,217 @@ static inline int __sev_do_init_locked(int *psp_ret) return __sev_init_locked(psp_ret); } -static int __sev_platform_init_locked(int *error) +static void snp_set_hsave_pa(void *arg) +{ + wrmsrl(MSR_VM_HSAVE_PA, 0); +} + +static int snp_filter_reserved_mem_regions(struct resource *rs, void *arg) +{ + struct sev_data_range_list *range_list = arg; + struct sev_data_range *range = &range_list->ranges[range_list->num_elements]; + size_t size; + + /* + * Ensure the list of HV_FIXED pages that will be passed to firmware + * do not exceed the page-sized argument buffer. + */ + if ((range_list->num_elements * sizeof(struct sev_data_range) + + sizeof(struct sev_data_range_list)) > PAGE_SIZE) + return -E2BIG; + + switch (rs->desc) { + case E820_TYPE_RESERVED: + case E820_TYPE_PMEM: + case E820_TYPE_ACPI: + range->base = rs->start & PAGE_MASK; + size = PAGE_ALIGN((rs->end + 1) - rs->start); + range->page_count = size >> PAGE_SHIFT; + range_list->num_elements++; + break; + default: + break; + } + + return 0; +} + +static int __sev_snp_init_locked(int *error) { - int rc = 0, psp_ret = SEV_RET_NO_FW_CALL; struct psp_device *psp = psp_master; + struct sev_data_snp_init_ex data; struct sev_device *sev; + void *arg = &data; + int cmd, rc = 0; - if (!psp || !psp->sev_data) + if (!cpu_feature_enabled(X86_FEATURE_SEV_SNP)) return -ENODEV; sev = psp->sev_data; - if (sev->state == SEV_STATE_INIT) + if (sev->snp_initialized) return 0; - if (sev_init_ex_buffer) { - rc = sev_read_init_ex_file(); - if (rc) + if (!sev_version_greater_or_equal(SNP_MIN_API_MAJOR, SNP_MIN_API_MINOR)) { + dev_dbg(sev->dev, "SEV-SNP support requires firmware version >= %d:%d\n", + SNP_MIN_API_MAJOR, SNP_MIN_API_MINOR); + return 0; + } + + /* SNP_INIT requires MSR_VM_HSAVE_PA to be cleared on all CPUs. */ + on_each_cpu(snp_set_hsave_pa, NULL, 1); + + /* + * Starting in SNP firmware v1.52, the SNP_INIT_EX command takes a list + * of system physical address ranges to convert into HV-fixed page + * states during the RMP initialization. For instance, the memory that + * UEFI reserves should be included in the that list. This allows system + * components that occasionally write to memory (e.g. logging to UEFI + * reserved regions) to not fail due to RMP initialization and SNP + * enablement. + * + */ + if (sev_version_greater_or_equal(SNP_MIN_API_MAJOR, 52)) { + /* + * Firmware checks that the pages containing the ranges enumerated + * in the RANGES structure are either in the default page state or in the + * firmware page state. + */ + snp_range_list = kzalloc(PAGE_SIZE, GFP_KERNEL); + if (!snp_range_list) { + dev_err(sev->dev, + "SEV: SNP_INIT_EX range list memory allocation failed\n"); + return -ENOMEM; + } + + /* + * Retrieve all reserved memory regions from the e820 memory map + * to be setup as HV-fixed pages. + */ + rc = walk_iomem_res_desc(IORES_DESC_NONE, IORESOURCE_MEM, 0, ~0, + snp_range_list, snp_filter_reserved_mem_regions); + if (rc) { + dev_err(sev->dev, + "SEV: SNP_INIT_EX walk_iomem_res_desc failed rc = %d\n", rc); return rc; + } + + memset(&data, 0, sizeof(data)); + data.init_rmp = 1; + data.list_paddr_en = 1; + data.list_paddr = __psp_pa(snp_range_list); + cmd = SEV_CMD_SNP_INIT_EX; + } else { + cmd = SEV_CMD_SNP_INIT; + arg = NULL; + } + + /* + * The following sequence must be issued before launching the first SNP + * guest to ensure all dirty cache lines are flushed, including from + * updates to the RMP table itself via the RMPUPDATE instruction: + * + * - WBINVD on all running CPUs + * - SEV_CMD_SNP_INIT[_EX] firmware command + * - WBINVD on all running CPUs + * - SEV_CMD_SNP_DF_FLUSH firmware command + */ + wbinvd_on_all_cpus(); + + rc = __sev_do_cmd_locked(cmd, arg, error); + if (rc) + return rc; + + /* Prepare for first SNP guest launch after INIT. */ + wbinvd_on_all_cpus(); + rc = __sev_do_cmd_locked(SEV_CMD_SNP_DF_FLUSH, NULL, error); + if (rc) + return rc; + + sev->snp_initialized = true; + dev_dbg(sev->dev, "SEV-SNP firmware initialized\n"); + + sev_es_tmr_size = SNP_TMR_SIZE; + + return rc; +} + +static void __sev_platform_init_handle_tmr(struct sev_device *sev) +{ + if (sev_es_tmr) + return; + + /* Obtain the TMR memory area for SEV-ES use */ + sev_es_tmr = sev_fw_alloc(sev_es_tmr_size); + if (sev_es_tmr) { + /* Must flush the cache before giving it to the firmware */ + if (!sev->snp_initialized) + clflush_cache_range(sev_es_tmr, sev_es_tmr_size); + } else { + dev_warn(sev->dev, "SEV: TMR allocation failed, SEV-ES support unavailable\n"); } +} + +/* + * If an init_ex_path is provided allocate a buffer for the file and + * read in the contents. Additionally, if SNP is initialized, convert + * the buffer pages to firmware pages. + */ +static int __sev_platform_init_handle_init_ex_path(struct sev_device *sev) +{ + struct page *page; + int rc; + + if (!init_ex_path) + return 0; + + if (sev_init_ex_buffer) + return 0; + + page = alloc_pages(GFP_KERNEL, get_order(NV_LENGTH)); + if (!page) { + dev_err(sev->dev, "SEV: INIT_EX NV memory allocation failed\n"); + return -ENOMEM; + } + + sev_init_ex_buffer = page_address(page); + + rc = sev_read_init_ex_file(); + if (rc) + return rc; + + /* If SEV-SNP is initialized, transition to firmware page. */ + if (sev->snp_initialized) { + unsigned long npages; + + npages = 1UL << get_order(NV_LENGTH); + if (rmp_mark_pages_firmware(__pa(sev_init_ex_buffer), npages, false)) { + dev_err(sev->dev, "SEV: INIT_EX NV memory page state change failed.\n"); + return -ENOMEM; + } + } + + return 0; +} + +static int __sev_platform_init_locked(int *error) +{ + int rc, psp_ret = SEV_RET_NO_FW_CALL; + struct sev_device *sev; + + if (!psp_master || !psp_master->sev_data) + return -ENODEV; + + sev = psp_master->sev_data; + + if (sev->state == SEV_STATE_INIT) + return 0; + + __sev_platform_init_handle_tmr(sev); + + rc = __sev_platform_init_handle_init_ex_path(sev); + if (rc) + return rc; rc = __sev_do_init_locked(&psp_ret); if (rc && psp_ret == SEV_RET_SECURE_DATA_INVALID) { @@ -520,12 +1295,46 @@ static int __sev_platform_init_locked(int *error) return 0; } -int sev_platform_init(int *error) +static int _sev_platform_init_locked(struct sev_platform_init_args *args) +{ + struct sev_device *sev; + int rc; + + if (!psp_master || !psp_master->sev_data) + return -ENODEV; + + sev = psp_master->sev_data; + + if (sev->state == SEV_STATE_INIT) + return 0; + + /* + * Legacy guests cannot be running while SNP_INIT(_EX) is executing, + * so perform SEV-SNP initialization at probe time. + */ + rc = __sev_snp_init_locked(&args->error); + if (rc && rc != -ENODEV) { + /* + * Don't abort the probe if SNP INIT failed, + * continue to initialize the legacy SEV firmware. + */ + dev_err(sev->dev, "SEV-SNP: failed to INIT rc %d, error %#x\n", + rc, args->error); + } + + /* Defer legacy SEV/SEV-ES support if allowed by caller/module. */ + if (args->probe && !psp_init_on_probe) + return 0; + + return __sev_platform_init_locked(&args->error); +} + +int sev_platform_init(struct sev_platform_init_args *args) { int rc; mutex_lock(&sev_cmd_mutex); - rc = __sev_platform_init_locked(error); + rc = _sev_platform_init_locked(args); mutex_unlock(&sev_cmd_mutex); return rc; @@ -534,10 +1343,16 @@ EXPORT_SYMBOL_GPL(sev_platform_init); static int __sev_platform_shutdown_locked(int *error) { - struct sev_device *sev = psp_master->sev_data; + struct psp_device *psp = psp_master; + struct sev_device *sev; int ret; - if (!sev || sev->state == SEV_STATE_UNINIT) + if (!psp || !psp->sev_data) + return 0; + + sev = psp->sev_data; + + if (sev->state == SEV_STATE_UNINIT) return 0; ret = __sev_do_cmd_locked(SEV_CMD_SHUTDOWN, NULL, error); @@ -550,17 +1365,6 @@ static int __sev_platform_shutdown_locked(int *error) return ret; } -static int sev_platform_shutdown(int *error) -{ - int rc; - - mutex_lock(&sev_cmd_mutex); - rc = __sev_platform_shutdown_locked(NULL); - mutex_unlock(&sev_cmd_mutex); - - return rc; -} - static int sev_get_platform_state(int *state, int *error) { struct sev_user_data_status data; @@ -836,6 +1640,72 @@ fw_err: return ret; } +static int __sev_snp_shutdown_locked(int *error, bool panic) +{ + struct sev_device *sev = psp_master->sev_data; + struct sev_data_snp_shutdown_ex data; + int ret; + + if (!sev->snp_initialized) + return 0; + + memset(&data, 0, sizeof(data)); + data.len = sizeof(data); + data.iommu_snp_shutdown = 1; + + /* + * If invoked during panic handling, local interrupts are disabled + * and all CPUs are stopped, so wbinvd_on_all_cpus() can't be called. + * In that case, a wbinvd() is done on remote CPUs via the NMI + * callback, so only a local wbinvd() is needed here. + */ + if (!panic) + wbinvd_on_all_cpus(); + else + wbinvd(); + + ret = __sev_do_cmd_locked(SEV_CMD_SNP_SHUTDOWN_EX, &data, error); + /* SHUTDOWN may require DF_FLUSH */ + if (*error == SEV_RET_DFFLUSH_REQUIRED) { + ret = __sev_do_cmd_locked(SEV_CMD_SNP_DF_FLUSH, NULL, NULL); + if (ret) { + dev_err(sev->dev, "SEV-SNP DF_FLUSH failed\n"); + return ret; + } + /* reissue the shutdown command */ + ret = __sev_do_cmd_locked(SEV_CMD_SNP_SHUTDOWN_EX, &data, + error); + } + if (ret) { + dev_err(sev->dev, "SEV-SNP firmware shutdown failed\n"); + return ret; + } + + /* + * SNP_SHUTDOWN_EX with IOMMU_SNP_SHUTDOWN set to 1 disables SNP + * enforcement by the IOMMU and also transitions all pages + * associated with the IOMMU to the Reclaim state. + * Firmware was transitioning the IOMMU pages to Hypervisor state + * before version 1.53. But, accounting for the number of assigned + * 4kB pages in a 2M page was done incorrectly by not transitioning + * to the Reclaim state. This resulted in RMP #PF when later accessing + * the 2M page containing those pages during kexec boot. Hence, the + * firmware now transitions these pages to Reclaim state and hypervisor + * needs to transition these pages to shared state. SNP Firmware + * version 1.53 and above are needed for kexec boot. + */ + ret = amd_iommu_snp_disable(); + if (ret) { + dev_err(sev->dev, "SNP IOMMU shutdown failed\n"); + return ret; + } + + sev->snp_initialized = false; + dev_dbg(sev->dev, "SEV-SNP firmware shutdown\n"); + + return ret; +} + static int sev_ioctl_do_pek_import(struct sev_issue_cmd *argp, bool writable) { struct sev_device *sev = psp_master->sev_data; @@ -1078,6 +1948,85 @@ e_free_pdh: return ret; } +static int sev_ioctl_do_snp_platform_status(struct sev_issue_cmd *argp) +{ + struct sev_device *sev = psp_master->sev_data; + struct sev_data_snp_addr buf; + struct page *status_page; + void *data; + int ret; + + if (!sev->snp_initialized || !argp->data) + return -EINVAL; + + status_page = alloc_page(GFP_KERNEL_ACCOUNT); + if (!status_page) + return -ENOMEM; + + data = page_address(status_page); + + /* + * Firmware expects status page to be in firmware-owned state, otherwise + * it will report firmware error code INVALID_PAGE_STATE (0x1A). + */ + if (rmp_mark_pages_firmware(__pa(data), 1, true)) { + ret = -EFAULT; + goto cleanup; + } + + buf.address = __psp_pa(data); + ret = __sev_do_cmd_locked(SEV_CMD_SNP_PLATFORM_STATUS, &buf, &argp->error); + + /* + * Status page will be transitioned to Reclaim state upon success, or + * left in Firmware state in failure. Use snp_reclaim_pages() to + * transition either case back to Hypervisor-owned state. + */ + if (snp_reclaim_pages(__pa(data), 1, true)) + return -EFAULT; + + if (ret) + goto cleanup; + + if (copy_to_user((void __user *)argp->data, data, + sizeof(struct sev_user_data_snp_status))) + ret = -EFAULT; + +cleanup: + __free_pages(status_page, 0); + return ret; +} + +static int sev_ioctl_do_snp_commit(struct sev_issue_cmd *argp) +{ + struct sev_device *sev = psp_master->sev_data; + struct sev_data_snp_commit buf; + + if (!sev->snp_initialized) + return -EINVAL; + + buf.len = sizeof(buf); + + return __sev_do_cmd_locked(SEV_CMD_SNP_COMMIT, &buf, &argp->error); +} + +static int sev_ioctl_do_snp_set_config(struct sev_issue_cmd *argp, bool writable) +{ + struct sev_device *sev = psp_master->sev_data; + struct sev_user_data_snp_config config; + + if (!sev->snp_initialized || !argp->data) + return -EINVAL; + + if (!writable) + return -EPERM; + + if (copy_from_user(&config, (void __user *)argp->data, sizeof(config))) + return -EFAULT; + + return __sev_do_cmd_locked(SEV_CMD_SNP_CONFIG, &config, &argp->error); +} + static long sev_ioctl(struct file *file, unsigned int ioctl, unsigned long arg) { void __user *argp = (void __user *)arg; @@ -1129,6 +2078,15 @@ static long sev_ioctl(struct file *file, unsigned int ioctl, unsigned long arg) case SEV_GET_ID2: ret = sev_ioctl_do_get_id2(&input); break; + case SNP_PLATFORM_STATUS: + ret = sev_ioctl_do_snp_platform_status(&input); + break; + case SNP_COMMIT: + ret = sev_ioctl_do_snp_commit(&input); + break; + case SNP_SET_CONFIG: + ret = sev_ioctl_do_snp_set_config(&input, writable); + break; default: ret = -EINVAL; goto out; @@ -1239,10 +2197,12 @@ int sev_dev_init(struct psp_device *psp) if (!sev) goto e_err; - sev->cmd_buf = (void *)devm_get_free_pages(dev, GFP_KERNEL, 0); + sev->cmd_buf = (void *)devm_get_free_pages(dev, GFP_KERNEL, 1); if (!sev->cmd_buf) goto e_sev; + sev->cmd_buf_backup = (uint8_t *)sev->cmd_buf + PAGE_SIZE; + psp->sev_data = sev; sev->dev = dev; @@ -1281,24 +2241,51 @@ e_err: return ret; } -static void sev_firmware_shutdown(struct sev_device *sev) +static void __sev_firmware_shutdown(struct sev_device *sev, bool panic) { - sev_platform_shutdown(NULL); + int error; + + __sev_platform_shutdown_locked(NULL); if (sev_es_tmr) { - /* The TMR area was encrypted, flush it from the cache */ - wbinvd_on_all_cpus(); + /* + * The TMR area was encrypted, flush it from the cache. + * + * If invoked during panic handling, local interrupts are + * disabled and all CPUs are stopped, so wbinvd_on_all_cpus() + * can't be used. In that case, wbinvd() is done on remote CPUs + * via the NMI callback, and done for this CPU later during + * SNP shutdown, so wbinvd_on_all_cpus() can be skipped. + */ + if (!panic) + wbinvd_on_all_cpus(); - free_pages((unsigned long)sev_es_tmr, - get_order(SEV_ES_TMR_SIZE)); + __snp_free_firmware_pages(virt_to_page(sev_es_tmr), + get_order(sev_es_tmr_size), + true); sev_es_tmr = NULL; } if (sev_init_ex_buffer) { - free_pages((unsigned long)sev_init_ex_buffer, - get_order(NV_LENGTH)); + __snp_free_firmware_pages(virt_to_page(sev_init_ex_buffer), + get_order(NV_LENGTH), + true); sev_init_ex_buffer = NULL; } + + if (snp_range_list) { + kfree(snp_range_list); + snp_range_list = NULL; + } + + __sev_snp_shutdown_locked(&error, panic); +} + +static void sev_firmware_shutdown(struct sev_device *sev) +{ + mutex_lock(&sev_cmd_mutex); + __sev_firmware_shutdown(sev, false); + mutex_unlock(&sev_cmd_mutex); } void sev_dev_destroy(struct psp_device *psp) @@ -1316,6 +2303,29 @@ void sev_dev_destroy(struct psp_device *psp) psp_clear_sev_irq_handler(psp); } +static int snp_shutdown_on_panic(struct notifier_block *nb, + unsigned long reason, void *arg) +{ + struct sev_device *sev = psp_master->sev_data; + + /* + * If sev_cmd_mutex is already acquired, then it's likely + * another PSP command is in flight and issuing a shutdown + * would fail in unexpected ways. Rather than create even + * more confusion during a panic, just bail out here. + */ + if (mutex_is_locked(&sev_cmd_mutex)) + return NOTIFY_DONE; + + __sev_firmware_shutdown(sev, true); + + return NOTIFY_DONE; +} + +static struct notifier_block snp_panic_notifier = { + .notifier_call = snp_shutdown_on_panic, +}; + int sev_issue_cmd_external_user(struct file *filep, unsigned int cmd, void *data, int *error) { @@ -1329,7 +2339,8 @@ EXPORT_SYMBOL_GPL(sev_issue_cmd_external_user); void sev_pci_init(void) { struct sev_device *sev = psp_master->sev_data; - int error, rc; + struct sev_platform_init_args args = {0}; + int rc; if (!sev) return; @@ -1342,36 +2353,18 @@ void sev_pci_init(void) if (sev_update_firmware(sev->dev) == 0) sev_get_api_version(); - /* If an init_ex_path is provided rely on INIT_EX for PSP initialization - * instead of INIT. - */ - if (init_ex_path) { - sev_init_ex_buffer = sev_fw_alloc(NV_LENGTH); - if (!sev_init_ex_buffer) { - dev_err(sev->dev, - "SEV: INIT_EX NV memory allocation failed\n"); - goto err; - } - } - - /* Obtain the TMR memory area for SEV-ES use */ - sev_es_tmr = sev_fw_alloc(SEV_ES_TMR_SIZE); - if (sev_es_tmr) - /* Must flush the cache before giving it to the firmware */ - clflush_cache_range(sev_es_tmr, SEV_ES_TMR_SIZE); - else - dev_warn(sev->dev, - "SEV: TMR allocation failed, SEV-ES support unavailable\n"); - - if (!psp_init_on_probe) - return; - /* Initialize the platform */ - rc = sev_platform_init(&error); + args.probe = true; + rc = sev_platform_init(&args); if (rc) dev_err(sev->dev, "SEV: failed to INIT error %#x, rc %d\n", - error, rc); + args.error, rc); + dev_info(sev->dev, "SEV%s API:%d.%d build:%d\n", sev->snp_initialized ? + "-SNP" : "", sev->api_major, sev->api_minor, sev->build); + + atomic_notifier_chain_register(&panic_notifier_list, + &snp_panic_notifier); return; err: @@ -1386,4 +2379,7 @@ void sev_pci_exit(void) return; sev_firmware_shutdown(sev); + + atomic_notifier_chain_unregister(&panic_notifier_list, + &snp_panic_notifier); } diff --git a/drivers/crypto/ccp/sev-dev.h b/drivers/crypto/ccp/sev-dev.h index 778c95155e74..3e4e5574e88a 100644 --- a/drivers/crypto/ccp/sev-dev.h +++ b/drivers/crypto/ccp/sev-dev.h @@ -52,6 +52,11 @@ struct sev_device { u8 build; void *cmd_buf; + void *cmd_buf_backup; + bool cmd_buf_active; + bool cmd_buf_backup_active; + + bool snp_initialized; }; int sev_dev_init(struct psp_device *psp); diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 1b13b4aa16ec..a235e6c300f1 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -332,12 +332,12 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) theend: pm_runtime_put_autosuspend(rkc->dev); + rk_hash_unprepare(engine, breq); + local_bh_disable(); crypto_finalize_hash_request(engine, breq, err); local_bh_enable(); - rk_hash_unprepare(engine, breq); - return 0; } diff --git a/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c b/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c index 2621ff8a9376..de53eddf6796 100644 --- a/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c +++ b/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c @@ -104,7 +104,8 @@ static void virtio_crypto_dataq_akcipher_callback(struct virtio_crypto_request * } static int virtio_crypto_alg_akcipher_init_session(struct virtio_crypto_akcipher_ctx *ctx, - struct virtio_crypto_ctrl_header *header, void *para, + struct virtio_crypto_ctrl_header *header, + struct virtio_crypto_akcipher_session_para *para, const uint8_t *key, unsigned int keylen) { struct scatterlist outhdr_sg, key_sg, inhdr_sg, *sgs[3]; @@ -128,7 +129,7 @@ static int virtio_crypto_alg_akcipher_init_session(struct virtio_crypto_akcipher ctrl = &vc_ctrl_req->ctrl; memcpy(&ctrl->header, header, sizeof(ctrl->header)); - memcpy(&ctrl->u, para, sizeof(ctrl->u)); + memcpy(&ctrl->u.akcipher_create_session.para, para, sizeof(*para)); input = &vc_ctrl_req->input; input->status = cpu_to_le32(VIRTIO_CRYPTO_ERR); diff --git a/drivers/cxl/acpi.c b/drivers/cxl/acpi.c index dcf2b39e1048..1a3e6aafbdcc 100644 --- a/drivers/cxl/acpi.c +++ b/drivers/cxl/acpi.c @@ -316,31 +316,27 @@ static const struct cxl_root_ops acpi_root_ops = { .qos_class = cxl_acpi_qos_class, }; -static int cxl_parse_cfmws(union acpi_subtable_headers *header, void *arg, - const unsigned long end) +static int __cxl_parse_cfmws(struct acpi_cedt_cfmws *cfmws, + struct cxl_cfmws_context *ctx) { int target_map[CXL_DECODER_MAX_INTERLEAVE]; - struct cxl_cfmws_context *ctx = arg; struct cxl_port *root_port = ctx->root_port; struct resource *cxl_res = ctx->cxl_res; struct cxl_cxims_context cxims_ctx; struct cxl_root_decoder *cxlrd; struct device *dev = ctx->dev; - struct acpi_cedt_cfmws *cfmws; cxl_calc_hb_fn cxl_calc_hb; struct cxl_decoder *cxld; unsigned int ways, i, ig; struct resource *res; int rc; - cfmws = (struct acpi_cedt_cfmws *) header; - rc = cxl_acpi_cfmws_verify(dev, cfmws); if (rc) { dev_err(dev, "CFMWS range %#llx-%#llx not registered\n", cfmws->base_hpa, cfmws->base_hpa + cfmws->window_size - 1); - return 0; + return rc; } rc = eiw_to_ways(cfmws->interleave_ways, &ways); @@ -376,7 +372,7 @@ static int cxl_parse_cfmws(union acpi_subtable_headers *header, void *arg, cxlrd = cxl_root_decoder_alloc(root_port, ways, cxl_calc_hb); if (IS_ERR(cxlrd)) - return 0; + return PTR_ERR(cxlrd); cxld = &cxlrd->cxlsd.cxld; cxld->flags = cfmws_to_decoder_flags(cfmws->restrictions); @@ -420,16 +416,7 @@ err_xormap: put_device(&cxld->dev); else rc = cxl_decoder_autoremove(dev, cxld); - if (rc) { - dev_err(dev, "Failed to add decode range: %pr", res); - return rc; - } - dev_dbg(dev, "add: %s node: %d range [%#llx - %#llx]\n", - dev_name(&cxld->dev), - phys_to_target_node(cxld->hpa_range.start), - cxld->hpa_range.start, cxld->hpa_range.end); - - return 0; + return rc; err_insert: kfree(res->name); @@ -438,6 +425,29 @@ err_name: return -ENOMEM; } +static int cxl_parse_cfmws(union acpi_subtable_headers *header, void *arg, + const unsigned long end) +{ + struct acpi_cedt_cfmws *cfmws = (struct acpi_cedt_cfmws *)header; + struct cxl_cfmws_context *ctx = arg; + struct device *dev = ctx->dev; + int rc; + + rc = __cxl_parse_cfmws(cfmws, ctx); + if (rc) + dev_err(dev, + "Failed to add decode range: [%#llx - %#llx] (%d)\n", + cfmws->base_hpa, + cfmws->base_hpa + cfmws->window_size - 1, rc); + else + dev_dbg(dev, "decode range: node: %d range [%#llx - %#llx]\n", + phys_to_target_node(cfmws->base_hpa), cfmws->base_hpa, + cfmws->base_hpa + cfmws->window_size - 1); + + /* never fail cxl_acpi load for a single window failure */ + return 0; +} + __mock struct acpi_device *to_cxl_host_bridge(struct device *host, struct device *dev) { diff --git a/drivers/cxl/core/cdat.c b/drivers/cxl/core/cdat.c index 6fe11546889f..08fd0baea7a0 100644 --- a/drivers/cxl/core/cdat.c +++ b/drivers/cxl/core/cdat.c @@ -210,19 +210,12 @@ static int cxl_port_perf_data_calculate(struct cxl_port *port, return 0; } -static void add_perf_entry(struct device *dev, struct dsmas_entry *dent, - struct list_head *list) +static void update_perf_entry(struct device *dev, struct dsmas_entry *dent, + struct cxl_dpa_perf *dpa_perf) { - struct cxl_dpa_perf *dpa_perf; - - dpa_perf = kzalloc(sizeof(*dpa_perf), GFP_KERNEL); - if (!dpa_perf) - return; - dpa_perf->dpa_range = dent->dpa_range; dpa_perf->coord = dent->coord; dpa_perf->qos_class = dent->qos_class; - list_add_tail(&dpa_perf->list, list); dev_dbg(dev, "DSMAS: dpa: %#llx qos: %d read_bw: %d write_bw %d read_lat: %d write_lat: %d\n", dent->dpa_range.start, dpa_perf->qos_class, @@ -230,20 +223,6 @@ static void add_perf_entry(struct device *dev, struct dsmas_entry *dent, dent->coord.read_latency, dent->coord.write_latency); } -static void free_perf_ents(void *data) -{ - struct cxl_memdev_state *mds = data; - struct cxl_dpa_perf *dpa_perf, *n; - LIST_HEAD(discard); - - list_splice_tail_init(&mds->ram_perf_list, &discard); - list_splice_tail_init(&mds->pmem_perf_list, &discard); - list_for_each_entry_safe(dpa_perf, n, &discard, list) { - list_del(&dpa_perf->list); - kfree(dpa_perf); - } -} - static void cxl_memdev_set_qos_class(struct cxl_dev_state *cxlds, struct xarray *dsmas_xa) { @@ -263,16 +242,14 @@ static void cxl_memdev_set_qos_class(struct cxl_dev_state *cxlds, xa_for_each(dsmas_xa, index, dent) { if (resource_size(&cxlds->ram_res) && range_contains(&ram_range, &dent->dpa_range)) - add_perf_entry(dev, dent, &mds->ram_perf_list); + update_perf_entry(dev, dent, &mds->ram_perf); else if (resource_size(&cxlds->pmem_res) && range_contains(&pmem_range, &dent->dpa_range)) - add_perf_entry(dev, dent, &mds->pmem_perf_list); + update_perf_entry(dev, dent, &mds->pmem_perf); else dev_dbg(dev, "no partition for dsmas dpa: %#llx\n", dent->dpa_range.start); } - - devm_add_action_or_reset(&cxlds->cxlmd->dev, free_perf_ents, mds); } static int match_cxlrd_qos_class(struct device *dev, void *data) @@ -293,24 +270,24 @@ static int match_cxlrd_qos_class(struct device *dev, void *data) return 0; } -static void cxl_qos_match(struct cxl_port *root_port, - struct list_head *work_list, - struct list_head *discard_list) +static void reset_dpa_perf(struct cxl_dpa_perf *dpa_perf) { - struct cxl_dpa_perf *dpa_perf, *n; + *dpa_perf = (struct cxl_dpa_perf) { + .qos_class = CXL_QOS_CLASS_INVALID, + }; +} - list_for_each_entry_safe(dpa_perf, n, work_list, list) { - int rc; +static bool cxl_qos_match(struct cxl_port *root_port, + struct cxl_dpa_perf *dpa_perf) +{ + if (dpa_perf->qos_class == CXL_QOS_CLASS_INVALID) + return false; - if (dpa_perf->qos_class == CXL_QOS_CLASS_INVALID) - return; + if (!device_for_each_child(&root_port->dev, &dpa_perf->qos_class, + match_cxlrd_qos_class)) + return false; - rc = device_for_each_child(&root_port->dev, - (void *)&dpa_perf->qos_class, - match_cxlrd_qos_class); - if (!rc) - list_move_tail(&dpa_perf->list, discard_list); - } + return true; } static int match_cxlrd_hb(struct device *dev, void *data) @@ -334,23 +311,10 @@ static int match_cxlrd_hb(struct device *dev, void *data) return 0; } -static void discard_dpa_perf(struct list_head *list) -{ - struct cxl_dpa_perf *dpa_perf, *n; - - list_for_each_entry_safe(dpa_perf, n, list, list) { - list_del(&dpa_perf->list); - kfree(dpa_perf); - } -} -DEFINE_FREE(dpa_perf, struct list_head *, if (!list_empty(_T)) discard_dpa_perf(_T)) - static int cxl_qos_class_verify(struct cxl_memdev *cxlmd) { struct cxl_dev_state *cxlds = cxlmd->cxlds; struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds); - LIST_HEAD(__discard); - struct list_head *discard __free(dpa_perf) = &__discard; struct cxl_port *root_port; int rc; @@ -363,16 +327,17 @@ static int cxl_qos_class_verify(struct cxl_memdev *cxlmd) root_port = &cxl_root->port; /* Check that the QTG IDs are all sane between end device and root decoders */ - cxl_qos_match(root_port, &mds->ram_perf_list, discard); - cxl_qos_match(root_port, &mds->pmem_perf_list, discard); + if (!cxl_qos_match(root_port, &mds->ram_perf)) + reset_dpa_perf(&mds->ram_perf); + if (!cxl_qos_match(root_port, &mds->pmem_perf)) + reset_dpa_perf(&mds->pmem_perf); /* Check to make sure that the device's host bridge is under a root decoder */ rc = device_for_each_child(&root_port->dev, - (void *)cxlmd->endpoint->host_bridge, - match_cxlrd_hb); + cxlmd->endpoint->host_bridge, match_cxlrd_hb); if (!rc) { - list_splice_tail_init(&mds->ram_perf_list, discard); - list_splice_tail_init(&mds->pmem_perf_list, discard); + reset_dpa_perf(&mds->ram_perf); + reset_dpa_perf(&mds->pmem_perf); } return rc; @@ -417,6 +382,7 @@ void cxl_endpoint_parse_cdat(struct cxl_port *port) cxl_memdev_set_qos_class(cxlds, dsmas_xa); cxl_qos_class_verify(cxlmd); + cxl_memdev_update_perf(cxlmd); } EXPORT_SYMBOL_NS_GPL(cxl_endpoint_parse_cdat, CXL); diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c index 27166a411705..9adda4795eb7 100644 --- a/drivers/cxl/core/mbox.c +++ b/drivers/cxl/core/mbox.c @@ -1391,8 +1391,8 @@ struct cxl_memdev_state *cxl_memdev_state_create(struct device *dev) mds->cxlds.reg_map.host = dev; mds->cxlds.reg_map.resource = CXL_RESOURCE_NONE; mds->cxlds.type = CXL_DEVTYPE_CLASSMEM; - INIT_LIST_HEAD(&mds->ram_perf_list); - INIT_LIST_HEAD(&mds->pmem_perf_list); + mds->ram_perf.qos_class = CXL_QOS_CLASS_INVALID; + mds->pmem_perf.qos_class = CXL_QOS_CLASS_INVALID; return mds; } diff --git a/drivers/cxl/core/memdev.c b/drivers/cxl/core/memdev.c index dae8802ecdb0..d4e259f3a7e9 100644 --- a/drivers/cxl/core/memdev.c +++ b/drivers/cxl/core/memdev.c @@ -447,13 +447,41 @@ static struct attribute *cxl_memdev_attributes[] = { NULL, }; +static ssize_t pmem_qos_class_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct cxl_memdev *cxlmd = to_cxl_memdev(dev); + struct cxl_dev_state *cxlds = cxlmd->cxlds; + struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds); + + return sysfs_emit(buf, "%d\n", mds->pmem_perf.qos_class); +} + +static struct device_attribute dev_attr_pmem_qos_class = + __ATTR(qos_class, 0444, pmem_qos_class_show, NULL); + static struct attribute *cxl_memdev_pmem_attributes[] = { &dev_attr_pmem_size.attr, + &dev_attr_pmem_qos_class.attr, NULL, }; +static ssize_t ram_qos_class_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct cxl_memdev *cxlmd = to_cxl_memdev(dev); + struct cxl_dev_state *cxlds = cxlmd->cxlds; + struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds); + + return sysfs_emit(buf, "%d\n", mds->ram_perf.qos_class); +} + +static struct device_attribute dev_attr_ram_qos_class = + __ATTR(qos_class, 0444, ram_qos_class_show, NULL); + static struct attribute *cxl_memdev_ram_attributes[] = { &dev_attr_ram_size.attr, + &dev_attr_ram_qos_class.attr, NULL, }; @@ -477,14 +505,42 @@ static struct attribute_group cxl_memdev_attribute_group = { .is_visible = cxl_memdev_visible, }; +static umode_t cxl_ram_visible(struct kobject *kobj, struct attribute *a, int n) +{ + struct device *dev = kobj_to_dev(kobj); + struct cxl_memdev *cxlmd = to_cxl_memdev(dev); + struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlmd->cxlds); + + if (a == &dev_attr_ram_qos_class.attr) + if (mds->ram_perf.qos_class == CXL_QOS_CLASS_INVALID) + return 0; + + return a->mode; +} + static struct attribute_group cxl_memdev_ram_attribute_group = { .name = "ram", .attrs = cxl_memdev_ram_attributes, + .is_visible = cxl_ram_visible, }; +static umode_t cxl_pmem_visible(struct kobject *kobj, struct attribute *a, int n) +{ + struct device *dev = kobj_to_dev(kobj); + struct cxl_memdev *cxlmd = to_cxl_memdev(dev); + struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlmd->cxlds); + + if (a == &dev_attr_pmem_qos_class.attr) + if (mds->pmem_perf.qos_class == CXL_QOS_CLASS_INVALID) + return 0; + + return a->mode; +} + static struct attribute_group cxl_memdev_pmem_attribute_group = { .name = "pmem", .attrs = cxl_memdev_pmem_attributes, + .is_visible = cxl_pmem_visible, }; static umode_t cxl_memdev_security_visible(struct kobject *kobj, @@ -519,6 +575,13 @@ static const struct attribute_group *cxl_memdev_attribute_groups[] = { NULL, }; +void cxl_memdev_update_perf(struct cxl_memdev *cxlmd) +{ + sysfs_update_group(&cxlmd->dev.kobj, &cxl_memdev_ram_attribute_group); + sysfs_update_group(&cxlmd->dev.kobj, &cxl_memdev_pmem_attribute_group); +} +EXPORT_SYMBOL_NS_GPL(cxl_memdev_update_perf, CXL); + static const struct device_type cxl_memdev_type = { .name = "cxl_memdev", .release = cxl_memdev_release, diff --git a/drivers/cxl/core/pci.c b/drivers/cxl/core/pci.c index 6c9c8d92f8f7..e9e6c81ce034 100644 --- a/drivers/cxl/core/pci.c +++ b/drivers/cxl/core/pci.c @@ -477,9 +477,9 @@ int cxl_hdm_decode_init(struct cxl_dev_state *cxlds, struct cxl_hdm *cxlhdm, allowed++; } - if (!allowed) { - cxl_set_mem_enable(cxlds, 0); - info->mem_enabled = 0; + if (!allowed && info->mem_enabled) { + dev_err(dev, "Range register decodes outside platform defined CXL ranges.\n"); + return -ENXIO; } /* @@ -932,11 +932,21 @@ static void cxl_handle_rdport_errors(struct cxl_dev_state *cxlds) { } void cxl_cor_error_detected(struct pci_dev *pdev) { struct cxl_dev_state *cxlds = pci_get_drvdata(pdev); + struct device *dev = &cxlds->cxlmd->dev; + + scoped_guard(device, dev) { + if (!dev->driver) { + dev_warn(&pdev->dev, + "%s: memdev disabled, abort error handling\n", + dev_name(dev)); + return; + } - if (cxlds->rcd) - cxl_handle_rdport_errors(cxlds); + if (cxlds->rcd) + cxl_handle_rdport_errors(cxlds); - cxl_handle_endpoint_cor_ras(cxlds); + cxl_handle_endpoint_cor_ras(cxlds); + } } EXPORT_SYMBOL_NS_GPL(cxl_cor_error_detected, CXL); @@ -948,16 +958,25 @@ pci_ers_result_t cxl_error_detected(struct pci_dev *pdev, struct device *dev = &cxlmd->dev; bool ue; - if (cxlds->rcd) - cxl_handle_rdport_errors(cxlds); + scoped_guard(device, dev) { + if (!dev->driver) { + dev_warn(&pdev->dev, + "%s: memdev disabled, abort error handling\n", + dev_name(dev)); + return PCI_ERS_RESULT_DISCONNECT; + } + + if (cxlds->rcd) + cxl_handle_rdport_errors(cxlds); + /* + * A frozen channel indicates an impending reset which is fatal to + * CXL.mem operation, and will likely crash the system. On the off + * chance the situation is recoverable dump the status of the RAS + * capability registers and bounce the active state of the memdev. + */ + ue = cxl_handle_endpoint_ras(cxlds); + } - /* - * A frozen channel indicates an impending reset which is fatal to - * CXL.mem operation, and will likely crash the system. On the off - * chance the situation is recoverable dump the status of the RAS - * capability registers and bounce the active state of the memdev. - */ - ue = cxl_handle_endpoint_ras(cxlds); switch (state) { case pci_channel_io_normal: diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c index ce0e2d82bb2b..4c7fd2d5cccb 100644 --- a/drivers/cxl/core/region.c +++ b/drivers/cxl/core/region.c @@ -730,12 +730,17 @@ static int match_auto_decoder(struct device *dev, void *data) return 0; } -static struct cxl_decoder *cxl_region_find_decoder(struct cxl_port *port, - struct cxl_region *cxlr) +static struct cxl_decoder * +cxl_region_find_decoder(struct cxl_port *port, + struct cxl_endpoint_decoder *cxled, + struct cxl_region *cxlr) { struct device *dev; int id = 0; + if (port == cxled_to_port(cxled)) + return &cxled->cxld; + if (test_bit(CXL_REGION_F_AUTO, &cxlr->flags)) dev = device_find_child(&port->dev, &cxlr->params, match_auto_decoder); @@ -753,8 +758,31 @@ static struct cxl_decoder *cxl_region_find_decoder(struct cxl_port *port, return to_cxl_decoder(dev); } -static struct cxl_region_ref *alloc_region_ref(struct cxl_port *port, - struct cxl_region *cxlr) +static bool auto_order_ok(struct cxl_port *port, struct cxl_region *cxlr_iter, + struct cxl_decoder *cxld) +{ + struct cxl_region_ref *rr = cxl_rr_load(port, cxlr_iter); + struct cxl_decoder *cxld_iter = rr->decoder; + + /* + * Allow the out of order assembly of auto-discovered regions. + * Per CXL Spec 3.1 8.2.4.20.12 software must commit decoders + * in HPA order. Confirm that the decoder with the lesser HPA + * starting address has the lesser id. + */ + dev_dbg(&cxld->dev, "check for HPA violation %s:%d < %s:%d\n", + dev_name(&cxld->dev), cxld->id, + dev_name(&cxld_iter->dev), cxld_iter->id); + + if (cxld_iter->id > cxld->id) + return true; + + return false; +} + +static struct cxl_region_ref * +alloc_region_ref(struct cxl_port *port, struct cxl_region *cxlr, + struct cxl_endpoint_decoder *cxled) { struct cxl_region_params *p = &cxlr->params; struct cxl_region_ref *cxl_rr, *iter; @@ -764,16 +792,21 @@ static struct cxl_region_ref *alloc_region_ref(struct cxl_port *port, xa_for_each(&port->regions, index, iter) { struct cxl_region_params *ip = &iter->region->params; - if (!ip->res) + if (!ip->res || ip->res->start < p->res->start) continue; - if (ip->res->start > p->res->start) { - dev_dbg(&cxlr->dev, - "%s: HPA order violation %s:%pr vs %pr\n", - dev_name(&port->dev), - dev_name(&iter->region->dev), ip->res, p->res); - return ERR_PTR(-EBUSY); + if (test_bit(CXL_REGION_F_AUTO, &cxlr->flags)) { + struct cxl_decoder *cxld; + + cxld = cxl_region_find_decoder(port, cxled, cxlr); + if (auto_order_ok(port, iter->region, cxld)) + continue; } + dev_dbg(&cxlr->dev, "%s: HPA order violation %s:%pr vs %pr\n", + dev_name(&port->dev), + dev_name(&iter->region->dev), ip->res, p->res); + + return ERR_PTR(-EBUSY); } cxl_rr = kzalloc(sizeof(*cxl_rr), GFP_KERNEL); @@ -853,10 +886,7 @@ static int cxl_rr_alloc_decoder(struct cxl_port *port, struct cxl_region *cxlr, { struct cxl_decoder *cxld; - if (port == cxled_to_port(cxled)) - cxld = &cxled->cxld; - else - cxld = cxl_region_find_decoder(port, cxlr); + cxld = cxl_region_find_decoder(port, cxled, cxlr); if (!cxld) { dev_dbg(&cxlr->dev, "%s: no decoder available\n", dev_name(&port->dev)); @@ -953,7 +983,7 @@ static int cxl_port_attach_region(struct cxl_port *port, nr_targets_inc = true; } } else { - cxl_rr = alloc_region_ref(port, cxlr); + cxl_rr = alloc_region_ref(port, cxlr, cxled); if (IS_ERR(cxl_rr)) { dev_dbg(&cxlr->dev, "%s: failed to allocate region reference\n", diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h index 89445435303a..bdf117a33744 100644 --- a/drivers/cxl/core/trace.h +++ b/drivers/cxl/core/trace.h @@ -338,7 +338,7 @@ TRACE_EVENT(cxl_general_media, TP_fast_assign( CXL_EVT_TP_fast_assign(cxlmd, log, rec->hdr); - memcpy(&__entry->hdr_uuid, &CXL_EVENT_GEN_MEDIA_UUID, sizeof(uuid_t)); + __entry->hdr_uuid = CXL_EVENT_GEN_MEDIA_UUID; /* General Media */ __entry->dpa = le64_to_cpu(rec->phys_addr); @@ -425,7 +425,7 @@ TRACE_EVENT(cxl_dram, TP_fast_assign( CXL_EVT_TP_fast_assign(cxlmd, log, rec->hdr); - memcpy(&__entry->hdr_uuid, &CXL_EVENT_DRAM_UUID, sizeof(uuid_t)); + __entry->hdr_uuid = CXL_EVENT_DRAM_UUID; /* DRAM */ __entry->dpa = le64_to_cpu(rec->phys_addr); @@ -573,7 +573,7 @@ TRACE_EVENT(cxl_memory_module, TP_fast_assign( CXL_EVT_TP_fast_assign(cxlmd, log, rec->hdr); - memcpy(&__entry->hdr_uuid, &CXL_EVENT_MEM_MODULE_UUID, sizeof(uuid_t)); + __entry->hdr_uuid = CXL_EVENT_MEM_MODULE_UUID; /* Memory Module Event */ __entry->event_type = rec->event_type; diff --git a/drivers/cxl/cxl.h b/drivers/cxl/cxl.h index b6017c0c57b4..003feebab79b 100644 --- a/drivers/cxl/cxl.h +++ b/drivers/cxl/cxl.h @@ -880,6 +880,8 @@ void cxl_switch_parse_cdat(struct cxl_port *port); int cxl_endpoint_get_perf_coordinates(struct cxl_port *port, struct access_coordinate *coord); +void cxl_memdev_update_perf(struct cxl_memdev *cxlmd); + /* * Unit test builds overrides this to __weak, find the 'strong' version * of these symbols in tools/testing/cxl/. diff --git a/drivers/cxl/cxlmem.h b/drivers/cxl/cxlmem.h index 5303d6942b88..20fb3b35e89e 100644 --- a/drivers/cxl/cxlmem.h +++ b/drivers/cxl/cxlmem.h @@ -395,13 +395,11 @@ enum cxl_devtype { /** * struct cxl_dpa_perf - DPA performance property entry - * @list - list entry * @dpa_range - range for DPA address * @coord - QoS performance data (i.e. latency, bandwidth) * @qos_class - QoS Class cookies */ struct cxl_dpa_perf { - struct list_head list; struct range dpa_range; struct access_coordinate coord; int qos_class; @@ -471,8 +469,8 @@ struct cxl_dev_state { * @security: security driver state info * @fw: firmware upload / activation state * @mbox_send: @dev specific transport for transmitting mailbox commands - * @ram_perf_list: performance data entries matched to RAM - * @pmem_perf_list: performance data entries matched to PMEM + * @ram_perf: performance data entry matched to RAM partition + * @pmem_perf: performance data entry matched to PMEM partition * * See CXL 3.0 8.2.9.8.2 Capacity Configuration and Label Storage for * details on capacity parameters. @@ -494,8 +492,8 @@ struct cxl_memdev_state { u64 next_volatile_bytes; u64 next_persistent_bytes; - struct list_head ram_perf_list; - struct list_head pmem_perf_list; + struct cxl_dpa_perf ram_perf; + struct cxl_dpa_perf pmem_perf; struct cxl_event_state event; struct cxl_poison_state poison; diff --git a/drivers/cxl/mem.c b/drivers/cxl/mem.c index c5c9d8e0d88d..0c79d9ce877c 100644 --- a/drivers/cxl/mem.c +++ b/drivers/cxl/mem.c @@ -215,52 +215,6 @@ static ssize_t trigger_poison_list_store(struct device *dev, } static DEVICE_ATTR_WO(trigger_poison_list); -static ssize_t ram_qos_class_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct cxl_memdev *cxlmd = to_cxl_memdev(dev); - struct cxl_dev_state *cxlds = cxlmd->cxlds; - struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds); - struct cxl_dpa_perf *dpa_perf; - - if (!dev->driver) - return -ENOENT; - - if (list_empty(&mds->ram_perf_list)) - return -ENOENT; - - dpa_perf = list_first_entry(&mds->ram_perf_list, struct cxl_dpa_perf, - list); - - return sysfs_emit(buf, "%d\n", dpa_perf->qos_class); -} - -static struct device_attribute dev_attr_ram_qos_class = - __ATTR(qos_class, 0444, ram_qos_class_show, NULL); - -static ssize_t pmem_qos_class_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct cxl_memdev *cxlmd = to_cxl_memdev(dev); - struct cxl_dev_state *cxlds = cxlmd->cxlds; - struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds); - struct cxl_dpa_perf *dpa_perf; - - if (!dev->driver) - return -ENOENT; - - if (list_empty(&mds->pmem_perf_list)) - return -ENOENT; - - dpa_perf = list_first_entry(&mds->pmem_perf_list, struct cxl_dpa_perf, - list); - - return sysfs_emit(buf, "%d\n", dpa_perf->qos_class); -} - -static struct device_attribute dev_attr_pmem_qos_class = - __ATTR(qos_class, 0444, pmem_qos_class_show, NULL); - static umode_t cxl_mem_visible(struct kobject *kobj, struct attribute *a, int n) { struct device *dev = kobj_to_dev(kobj); @@ -272,21 +226,11 @@ static umode_t cxl_mem_visible(struct kobject *kobj, struct attribute *a, int n) mds->poison.enabled_cmds)) return 0; - if (a == &dev_attr_pmem_qos_class.attr) - if (list_empty(&mds->pmem_perf_list)) - return 0; - - if (a == &dev_attr_ram_qos_class.attr) - if (list_empty(&mds->ram_perf_list)) - return 0; - return a->mode; } static struct attribute *cxl_mem_attrs[] = { &dev_attr_trigger_poison_list.attr, - &dev_attr_ram_qos_class.attr, - &dev_attr_pmem_qos_class.attr, NULL }; diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c index 233e7c42c161..2ff361e756d6 100644 --- a/drivers/cxl/pci.c +++ b/drivers/cxl/pci.c @@ -974,61 +974,6 @@ static struct pci_driver cxl_pci_driver = { }, }; -#define CXL_EVENT_HDR_FLAGS_REC_SEVERITY GENMASK(1, 0) -static void cxl_cper_event_call(enum cxl_event_type ev_type, - struct cxl_cper_event_rec *rec) -{ - struct cper_cxl_event_devid *device_id = &rec->hdr.device_id; - struct pci_dev *pdev __free(pci_dev_put) = NULL; - enum cxl_event_log_type log_type; - struct cxl_dev_state *cxlds; - unsigned int devfn; - u32 hdr_flags; - - devfn = PCI_DEVFN(device_id->device_num, device_id->func_num); - pdev = pci_get_domain_bus_and_slot(device_id->segment_num, - device_id->bus_num, devfn); - if (!pdev) - return; - - guard(pci_dev)(pdev); - if (pdev->driver != &cxl_pci_driver) - return; - - cxlds = pci_get_drvdata(pdev); - if (!cxlds) - return; - - /* Fabricate a log type */ - hdr_flags = get_unaligned_le24(rec->event.generic.hdr.flags); - log_type = FIELD_GET(CXL_EVENT_HDR_FLAGS_REC_SEVERITY, hdr_flags); - - cxl_event_trace_record(cxlds->cxlmd, log_type, ev_type, - &uuid_null, &rec->event); -} - -static int __init cxl_pci_driver_init(void) -{ - int rc; - - rc = cxl_cper_register_callback(cxl_cper_event_call); - if (rc) - return rc; - - rc = pci_register_driver(&cxl_pci_driver); - if (rc) - cxl_cper_unregister_callback(cxl_cper_event_call); - - return rc; -} - -static void __exit cxl_pci_driver_exit(void) -{ - pci_unregister_driver(&cxl_pci_driver); - cxl_cper_unregister_callback(cxl_cper_event_call); -} - -module_init(cxl_pci_driver_init); -module_exit(cxl_pci_driver_exit); +module_pci_driver(cxl_pci_driver); MODULE_LICENSE("GPL v2"); MODULE_IMPORT_NS(CXL); diff --git a/drivers/dax/super.c b/drivers/dax/super.c index f4b635526345..a0244f6bb44b 100644 --- a/drivers/dax/super.c +++ b/drivers/dax/super.c @@ -532,8 +532,7 @@ static int dax_fs_init(void) int rc; dax_cache = kmem_cache_create("dax_cache", sizeof(struct dax_device), 0, - (SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT| - SLAB_MEM_SPREAD|SLAB_ACCOUNT), + SLAB_HWCACHE_ALIGN | SLAB_RECLAIM_ACCOUNT | SLAB_ACCOUNT, init_once); if (!dax_cache) return -ENOMEM; diff --git a/drivers/dma/dw-edma/dw-edma-v0-core.c b/drivers/dma/dw-edma/dw-edma-v0-core.c index b38786f0ad79..b75fdaffad9a 100644 --- a/drivers/dma/dw-edma/dw-edma-v0-core.c +++ b/drivers/dma/dw-edma/dw-edma-v0-core.c @@ -346,6 +346,20 @@ static void dw_edma_v0_core_write_chunk(struct dw_edma_chunk *chunk) dw_edma_v0_write_ll_link(chunk, i, control, chunk->ll_region.paddr); } +static void dw_edma_v0_sync_ll_data(struct dw_edma_chunk *chunk) +{ + /* + * In case of remote eDMA engine setup, the DW PCIe RP/EP internal + * configuration registers and application memory are normally accessed + * over different buses. Ensure LL-data reaches the memory before the + * doorbell register is toggled by issuing the dummy-read from the remote + * LL memory in a hope that the MRd TLP will return only after the + * last MWr TLP is completed + */ + if (!(chunk->chan->dw->chip->flags & DW_EDMA_CHIP_LOCAL)) + readl(chunk->ll_region.vaddr.io); +} + static void dw_edma_v0_core_start(struct dw_edma_chunk *chunk, bool first) { struct dw_edma_chan *chan = chunk->chan; @@ -412,6 +426,9 @@ static void dw_edma_v0_core_start(struct dw_edma_chunk *chunk, bool first) SET_CH_32(dw, chan->dir, chan->id, llp.msb, upper_32_bits(chunk->ll_region.paddr)); } + + dw_edma_v0_sync_ll_data(chunk); + /* Doorbell */ SET_RW_32(dw, chan->dir, doorbell, FIELD_PREP(EDMA_V0_DOORBELL_CH_MASK, chan->id)); diff --git a/drivers/dma/dw-edma/dw-hdma-v0-core.c b/drivers/dma/dw-edma/dw-hdma-v0-core.c index 00b735a0202a..10e8f0715114 100644 --- a/drivers/dma/dw-edma/dw-hdma-v0-core.c +++ b/drivers/dma/dw-edma/dw-hdma-v0-core.c @@ -65,18 +65,12 @@ static void dw_hdma_v0_core_off(struct dw_edma *dw) static u16 dw_hdma_v0_core_ch_count(struct dw_edma *dw, enum dw_edma_dir dir) { - u32 num_ch = 0; - int id; - - for (id = 0; id < HDMA_V0_MAX_NR_CH; id++) { - if (GET_CH_32(dw, id, dir, ch_en) & BIT(0)) - num_ch++; - } - - if (num_ch > HDMA_V0_MAX_NR_CH) - num_ch = HDMA_V0_MAX_NR_CH; - - return (u16)num_ch; + /* + * The HDMA IP have no way to know the number of hardware channels + * available, we set it to maximum channels and let the platform + * set the right number of channels. + */ + return HDMA_V0_MAX_NR_CH; } static enum dma_status dw_hdma_v0_core_ch_status(struct dw_edma_chan *chan) @@ -228,6 +222,20 @@ static void dw_hdma_v0_core_write_chunk(struct dw_edma_chunk *chunk) dw_hdma_v0_write_ll_link(chunk, i, control, chunk->ll_region.paddr); } +static void dw_hdma_v0_sync_ll_data(struct dw_edma_chunk *chunk) +{ + /* + * In case of remote HDMA engine setup, the DW PCIe RP/EP internal + * configuration registers and application memory are normally accessed + * over different buses. Ensure LL-data reaches the memory before the + * doorbell register is toggled by issuing the dummy-read from the remote + * LL memory in a hope that the MRd TLP will return only after the + * last MWr TLP is completed + */ + if (!(chunk->chan->dw->chip->flags & DW_EDMA_CHIP_LOCAL)) + readl(chunk->ll_region.vaddr.io); +} + static void dw_hdma_v0_core_start(struct dw_edma_chunk *chunk, bool first) { struct dw_edma_chan *chan = chunk->chan; @@ -242,7 +250,9 @@ static void dw_hdma_v0_core_start(struct dw_edma_chunk *chunk, bool first) /* Interrupt enable&unmask - done, abort */ tmp = GET_CH_32(dw, chan->dir, chan->id, int_setup) | HDMA_V0_STOP_INT_MASK | HDMA_V0_ABORT_INT_MASK | - HDMA_V0_LOCAL_STOP_INT_EN | HDMA_V0_LOCAL_STOP_INT_EN; + HDMA_V0_LOCAL_STOP_INT_EN | HDMA_V0_LOCAL_ABORT_INT_EN; + if (!(dw->chip->flags & DW_EDMA_CHIP_LOCAL)) + tmp |= HDMA_V0_REMOTE_STOP_INT_EN | HDMA_V0_REMOTE_ABORT_INT_EN; SET_CH_32(dw, chan->dir, chan->id, int_setup, tmp); /* Channel control */ SET_CH_32(dw, chan->dir, chan->id, control1, HDMA_V0_LINKLIST_EN); @@ -256,6 +266,9 @@ static void dw_hdma_v0_core_start(struct dw_edma_chunk *chunk, bool first) /* Set consumer cycle */ SET_CH_32(dw, chan->dir, chan->id, cycle_sync, HDMA_V0_CONSUMER_CYCLE_STAT | HDMA_V0_CONSUMER_CYCLE_BIT); + + dw_hdma_v0_sync_ll_data(chunk); + /* Doorbell */ SET_CH_32(dw, chan->dir, chan->id, doorbell, HDMA_V0_DOORBELL_START); } diff --git a/drivers/dma/dw-edma/dw-hdma-v0-regs.h b/drivers/dma/dw-edma/dw-hdma-v0-regs.h index a974abdf8aaf..eab5fd7177e5 100644 --- a/drivers/dma/dw-edma/dw-hdma-v0-regs.h +++ b/drivers/dma/dw-edma/dw-hdma-v0-regs.h @@ -15,7 +15,7 @@ #define HDMA_V0_LOCAL_ABORT_INT_EN BIT(6) #define HDMA_V0_REMOTE_ABORT_INT_EN BIT(5) #define HDMA_V0_LOCAL_STOP_INT_EN BIT(4) -#define HDMA_V0_REMOTEL_STOP_INT_EN BIT(3) +#define HDMA_V0_REMOTE_STOP_INT_EN BIT(3) #define HDMA_V0_ABORT_INT_MASK BIT(2) #define HDMA_V0_STOP_INT_MASK BIT(0) #define HDMA_V0_LINKLIST_EN BIT(0) diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c index b53f46245c37..793f1a7ad5e3 100644 --- a/drivers/dma/fsl-edma-common.c +++ b/drivers/dma/fsl-edma-common.c @@ -503,7 +503,7 @@ void fsl_edma_fill_tcd(struct fsl_edma_chan *fsl_chan, if (fsl_chan->is_multi_fifo) { /* set mloff to support multiple fifo */ burst = cfg->direction == DMA_DEV_TO_MEM ? - cfg->src_addr_width : cfg->dst_addr_width; + cfg->src_maxburst : cfg->dst_maxburst; nbytes |= EDMA_V3_TCD_NBYTES_MLOFF(-(burst * 4)); /* enable DMLOE/SMLOE */ if (cfg->direction == DMA_MEM_TO_DEV) { diff --git a/drivers/dma/fsl-edma-common.h b/drivers/dma/fsl-edma-common.h index bb5221158a77..f5e216b157c7 100644 --- a/drivers/dma/fsl-edma-common.h +++ b/drivers/dma/fsl-edma-common.h @@ -30,8 +30,9 @@ #define EDMA_TCD_ATTR_SSIZE(x) (((x) & GENMASK(2, 0)) << 8) #define EDMA_TCD_ATTR_SMOD(x) (((x) & GENMASK(4, 0)) << 11) -#define EDMA_TCD_CITER_CITER(x) ((x) & GENMASK(14, 0)) -#define EDMA_TCD_BITER_BITER(x) ((x) & GENMASK(14, 0)) +#define EDMA_TCD_ITER_MASK GENMASK(14, 0) +#define EDMA_TCD_CITER_CITER(x) ((x) & EDMA_TCD_ITER_MASK) +#define EDMA_TCD_BITER_BITER(x) ((x) & EDMA_TCD_ITER_MASK) #define EDMA_TCD_CSR_START BIT(0) #define EDMA_TCD_CSR_INT_MAJOR BIT(1) diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 45cc419b1b4a..d36e28b9c767 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -10,6 +10,7 @@ */ #include <dt-bindings/dma/fsl-edma.h> +#include <linux/bitfield.h> #include <linux/module.h> #include <linux/interrupt.h> #include <linux/clk.h> @@ -582,7 +583,8 @@ static int fsl_edma_probe(struct platform_device *pdev) DMAENGINE_ALIGN_32_BYTES; /* Per worst case 'nbytes = 1' take CITER as the max_seg_size */ - dma_set_max_seg_size(fsl_edma->dma_dev.dev, 0x3fff); + dma_set_max_seg_size(fsl_edma->dma_dev.dev, + FIELD_GET(EDMA_TCD_ITER_MASK, EDMA_TCD_ITER_MASK)); fsl_edma->dma_dev.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT; diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c index f405c77060ad..5005e138fc23 100644 --- a/drivers/dma/fsl-qdma.c +++ b/drivers/dma/fsl-qdma.c @@ -109,6 +109,7 @@ #define FSL_QDMA_CMD_WTHROTL_OFFSET 20 #define FSL_QDMA_CMD_DSEN_OFFSET 19 #define FSL_QDMA_CMD_LWC_OFFSET 16 +#define FSL_QDMA_CMD_PF BIT(17) /* Field definition for Descriptor status */ #define QDMA_CCDF_STATUS_RTE BIT(5) @@ -160,6 +161,10 @@ struct fsl_qdma_format { u8 __reserved1[2]; u8 cfg8b_w1; } __packed; + struct { + __le32 __reserved2; + __le32 cmd; + } __packed; __le64 data; }; } __packed; @@ -354,7 +359,6 @@ static void fsl_qdma_free_chan_resources(struct dma_chan *chan) static void fsl_qdma_comp_fill_memcpy(struct fsl_qdma_comp *fsl_comp, dma_addr_t dst, dma_addr_t src, u32 len) { - u32 cmd; struct fsl_qdma_format *sdf, *ddf; struct fsl_qdma_format *ccdf, *csgf_desc, *csgf_src, *csgf_dest; @@ -383,14 +387,11 @@ static void fsl_qdma_comp_fill_memcpy(struct fsl_qdma_comp *fsl_comp, /* This entry is the last entry. */ qdma_csgf_set_f(csgf_dest, len); /* Descriptor Buffer */ - cmd = cpu_to_le32(FSL_QDMA_CMD_RWTTYPE << - FSL_QDMA_CMD_RWTTYPE_OFFSET); - sdf->data = QDMA_SDDF_CMD(cmd); - - cmd = cpu_to_le32(FSL_QDMA_CMD_RWTTYPE << - FSL_QDMA_CMD_RWTTYPE_OFFSET); - cmd |= cpu_to_le32(FSL_QDMA_CMD_LWC << FSL_QDMA_CMD_LWC_OFFSET); - ddf->data = QDMA_SDDF_CMD(cmd); + sdf->cmd = cpu_to_le32((FSL_QDMA_CMD_RWTTYPE << FSL_QDMA_CMD_RWTTYPE_OFFSET) | + FSL_QDMA_CMD_PF); + + ddf->cmd = cpu_to_le32((FSL_QDMA_CMD_RWTTYPE << FSL_QDMA_CMD_RWTTYPE_OFFSET) | + (FSL_QDMA_CMD_LWC << FSL_QDMA_CMD_LWC_OFFSET)); } /* @@ -624,7 +625,7 @@ static int fsl_qdma_halt(struct fsl_qdma_engine *fsl_qdma) static int fsl_qdma_queue_transfer_complete(struct fsl_qdma_engine *fsl_qdma, - void *block, + __iomem void *block, int id) { bool duplicate; @@ -1196,10 +1197,6 @@ static int fsl_qdma_probe(struct platform_device *pdev) if (!fsl_qdma->queue) return -ENOMEM; - ret = fsl_qdma_irq_init(pdev, fsl_qdma); - if (ret) - return ret; - fsl_qdma->irq_base = platform_get_irq_byname(pdev, "qdma-queue0"); if (fsl_qdma->irq_base < 0) return fsl_qdma->irq_base; @@ -1238,16 +1235,19 @@ static int fsl_qdma_probe(struct platform_device *pdev) platform_set_drvdata(pdev, fsl_qdma); - ret = dma_async_device_register(&fsl_qdma->dma_dev); + ret = fsl_qdma_reg_init(fsl_qdma); if (ret) { - dev_err(&pdev->dev, - "Can't register NXP Layerscape qDMA engine.\n"); + dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n"); return ret; } - ret = fsl_qdma_reg_init(fsl_qdma); + ret = fsl_qdma_irq_init(pdev, fsl_qdma); + if (ret) + return ret; + + ret = dma_async_device_register(&fsl_qdma->dma_dev); if (ret) { - dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n"); + dev_err(&pdev->dev, "Can't register NXP Layerscape qDMA engine.\n"); return ret; } diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c index 77f8885cf407..e5a94a93a3cc 100644 --- a/drivers/dma/idxd/cdev.c +++ b/drivers/dma/idxd/cdev.c @@ -345,7 +345,7 @@ static void idxd_cdev_evl_drain_pasid(struct idxd_wq *wq, u32 pasid) spin_lock(&evl->lock); status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET); t = status.tail; - h = evl->head; + h = status.head; size = evl->size; while (h != t) { diff --git a/drivers/dma/idxd/debugfs.c b/drivers/dma/idxd/debugfs.c index 9cfbd9b14c4c..f3f25ee676f3 100644 --- a/drivers/dma/idxd/debugfs.c +++ b/drivers/dma/idxd/debugfs.c @@ -68,9 +68,9 @@ static int debugfs_evl_show(struct seq_file *s, void *d) spin_lock(&evl->lock); - h = evl->head; evl_status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET); t = evl_status.tail; + h = evl_status.head; evl_size = evl->size; seq_printf(s, "Event Log head %u tail %u interrupt pending %u\n\n", diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h index 47de3f93ff1e..d0f5db6cf1ed 100644 --- a/drivers/dma/idxd/idxd.h +++ b/drivers/dma/idxd/idxd.h @@ -300,7 +300,6 @@ struct idxd_evl { unsigned int log_size; /* The number of entries in the event log. */ u16 size; - u16 head; unsigned long *bmap; bool batch_fail[IDXD_MAX_BATCH_IDENT]; }; diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index 14df1f1347a8..4954adc6bb60 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -343,7 +343,9 @@ static void idxd_cleanup_internals(struct idxd_device *idxd) static int idxd_init_evl(struct idxd_device *idxd) { struct device *dev = &idxd->pdev->dev; + unsigned int evl_cache_size; struct idxd_evl *evl; + const char *idxd_name; if (idxd->hw.gen_cap.evl_support == 0) return 0; @@ -355,9 +357,16 @@ static int idxd_init_evl(struct idxd_device *idxd) spin_lock_init(&evl->lock); evl->size = IDXD_EVL_SIZE_MIN; - idxd->evl_cache = kmem_cache_create(dev_name(idxd_confdev(idxd)), - sizeof(struct idxd_evl_fault) + evl_ent_size(idxd), - 0, 0, NULL); + idxd_name = dev_name(idxd_confdev(idxd)); + evl_cache_size = sizeof(struct idxd_evl_fault) + evl_ent_size(idxd); + /* + * Since completion record in evl_cache will be copied to user + * when handling completion record page fault, need to create + * the cache suitable for user copy. + */ + idxd->evl_cache = kmem_cache_create_usercopy(idxd_name, evl_cache_size, + 0, 0, 0, evl_cache_size, + NULL); if (!idxd->evl_cache) { kfree(evl); return -ENOMEM; diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c index c8a0aa874b11..348aa21389a9 100644 --- a/drivers/dma/idxd/irq.c +++ b/drivers/dma/idxd/irq.c @@ -367,9 +367,9 @@ static void process_evl_entries(struct idxd_device *idxd) /* Clear interrupt pending bit */ iowrite32(evl_status.bits_upper32, idxd->reg_base + IDXD_EVLSTATUS_OFFSET + sizeof(u32)); - h = evl->head; evl_status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET); t = evl_status.tail; + h = evl_status.head; size = idxd->evl->size; while (h != t) { @@ -378,7 +378,6 @@ static void process_evl_entries(struct idxd_device *idxd) h = (h + 1) % size; } - evl->head = h; evl_status.head = h; iowrite32(evl_status.bits_lower32, idxd->reg_base + IDXD_EVLSTATUS_OFFSET); spin_unlock(&evl->lock); diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c index 1ebfbe88e733..97ebc791a30b 100644 --- a/drivers/dma/mv_xor_v2.c +++ b/drivers/dma/mv_xor_v2.c @@ -747,8 +747,8 @@ static int mv_xor_v2_probe(struct platform_device *pdev) if (IS_ERR(xor_dev->clk)) return PTR_ERR(xor_dev->clk); - ret = platform_msi_domain_alloc_irqs(&pdev->dev, 1, - mv_xor_v2_set_msi_msg); + ret = platform_device_msi_init_and_alloc_irqs(&pdev->dev, 1, + mv_xor_v2_set_msi_msg); if (ret) return ret; @@ -851,7 +851,7 @@ free_hw_desq: xor_dev->desc_size * MV_XOR_V2_DESC_NUM, xor_dev->hw_desq_virt, xor_dev->hw_desq); free_msi_irqs: - platform_msi_domain_free_irqs(&pdev->dev); + platform_device_msi_free_irqs_all(&pdev->dev); return ret; } @@ -867,7 +867,7 @@ static void mv_xor_v2_remove(struct platform_device *pdev) devm_free_irq(&pdev->dev, xor_dev->irq, xor_dev); - platform_msi_domain_free_irqs(&pdev->dev); + platform_device_msi_free_irqs_all(&pdev->dev); tasklet_kill(&xor_dev->irq_tasklet); } diff --git a/drivers/dma/ptdma/ptdma-dmaengine.c b/drivers/dma/ptdma/ptdma-dmaengine.c index 1aa65e5de0f3..f79240734807 100644 --- a/drivers/dma/ptdma/ptdma-dmaengine.c +++ b/drivers/dma/ptdma/ptdma-dmaengine.c @@ -385,8 +385,6 @@ int pt_dmaengine_register(struct pt_device *pt) chan->vc.desc_free = pt_do_cleanup; vchan_init(&chan->vc, dma_dev); - dma_set_mask_and_coherent(pt->dev, DMA_BIT_MASK(64)); - ret = dma_async_device_register(dma_dev); if (ret) goto err_reg; diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c index d63b93dc7047..202ac95227cb 100644 --- a/drivers/dma/qcom/hidma.c +++ b/drivers/dma/qcom/hidma.c @@ -696,7 +696,7 @@ static void hidma_free_msis(struct hidma_dev *dmadev) devm_free_irq(dev, virq, &dmadev->lldev); } - platform_msi_domain_free_irqs(dev); + platform_device_msi_free_irqs_all(dev); #endif } @@ -706,8 +706,8 @@ static int hidma_request_msi(struct hidma_dev *dmadev, #ifdef CONFIG_GENERIC_MSI_IRQ int rc, i, virq; - rc = platform_msi_domain_alloc_irqs(&pdev->dev, HIDMA_MSI_INTS, - hidma_write_msi_msg); + rc = platform_device_msi_init_and_alloc_irqs(&pdev->dev, HIDMA_MSI_INTS, + hidma_write_msi_msg); if (rc) return rc; diff --git a/drivers/dpll/dpll_core.c b/drivers/dpll/dpll_core.c index 5152bd1b0daf..64eaca80d736 100644 --- a/drivers/dpll/dpll_core.c +++ b/drivers/dpll/dpll_core.c @@ -29,6 +29,8 @@ static u32 dpll_pin_xa_id; WARN_ON_ONCE(!xa_get_mark(&dpll_device_xa, (d)->id, DPLL_REGISTERED)) #define ASSERT_DPLL_NOT_REGISTERED(d) \ WARN_ON_ONCE(xa_get_mark(&dpll_device_xa, (d)->id, DPLL_REGISTERED)) +#define ASSERT_DPLL_PIN_REGISTERED(p) \ + WARN_ON_ONCE(!xa_get_mark(&dpll_pin_xa, (p)->id, DPLL_REGISTERED)) struct dpll_device_registration { struct list_head list; @@ -129,9 +131,9 @@ static int dpll_xa_ref_pin_del(struct xarray *xa_pins, struct dpll_pin *pin, reg = dpll_pin_registration_find(ref, ops, priv); if (WARN_ON(!reg)) return -EINVAL; + list_del(®->list); + kfree(reg); if (refcount_dec_and_test(&ref->refcount)) { - list_del(®->list); - kfree(reg); xa_erase(xa_pins, i); WARN_ON(!list_empty(&ref->registration_list)); kfree(ref); @@ -209,9 +211,9 @@ dpll_xa_ref_dpll_del(struct xarray *xa_dplls, struct dpll_device *dpll, reg = dpll_pin_registration_find(ref, ops, priv); if (WARN_ON(!reg)) return; + list_del(®->list); + kfree(reg); if (refcount_dec_and_test(&ref->refcount)) { - list_del(®->list); - kfree(reg); xa_erase(xa_dplls, i); WARN_ON(!list_empty(&ref->registration_list)); kfree(ref); @@ -508,6 +510,26 @@ err_pin_prop: return ERR_PTR(ret); } +static void dpll_netdev_pin_assign(struct net_device *dev, struct dpll_pin *dpll_pin) +{ + rtnl_lock(); + rcu_assign_pointer(dev->dpll_pin, dpll_pin); + rtnl_unlock(); +} + +void dpll_netdev_pin_set(struct net_device *dev, struct dpll_pin *dpll_pin) +{ + WARN_ON(!dpll_pin); + dpll_netdev_pin_assign(dev, dpll_pin); +} +EXPORT_SYMBOL(dpll_netdev_pin_set); + +void dpll_netdev_pin_clear(struct net_device *dev) +{ + dpll_netdev_pin_assign(dev, NULL); +} +EXPORT_SYMBOL(dpll_netdev_pin_clear); + /** * dpll_pin_get - find existing or create new dpll pin * @clock_id: clock_id of creator @@ -560,11 +582,11 @@ void dpll_pin_put(struct dpll_pin *pin) { mutex_lock(&dpll_lock); if (refcount_dec_and_test(&pin->refcount)) { + xa_erase(&dpll_pin_xa, pin->id); xa_destroy(&pin->dpll_refs); xa_destroy(&pin->parent_refs); - xa_erase(&dpll_pin_xa, pin->id); dpll_pin_prop_free(&pin->prop); - kfree(pin); + kfree_rcu(pin, rcu); } mutex_unlock(&dpll_lock); } @@ -631,6 +653,7 @@ static void __dpll_pin_unregister(struct dpll_device *dpll, struct dpll_pin *pin, const struct dpll_pin_ops *ops, void *priv) { + ASSERT_DPLL_PIN_REGISTERED(pin); dpll_xa_ref_pin_del(&dpll->pin_refs, pin, ops, priv); dpll_xa_ref_dpll_del(&pin->dpll_refs, dpll, ops, priv); if (xa_empty(&pin->dpll_refs)) diff --git a/drivers/dpll/dpll_core.h b/drivers/dpll/dpll_core.h index 717f715015c7..2b6d8ef1cdf3 100644 --- a/drivers/dpll/dpll_core.h +++ b/drivers/dpll/dpll_core.h @@ -47,6 +47,7 @@ struct dpll_device { * @prop: pin properties copied from the registerer * @rclk_dev_name: holds name of device when pin can recover clock from it * @refcount: refcount + * @rcu: rcu_head for kfree_rcu() **/ struct dpll_pin { u32 id; @@ -57,6 +58,7 @@ struct dpll_pin { struct xarray parent_refs; struct dpll_pin_properties prop; refcount_t refcount; + struct rcu_head rcu; }; /** diff --git a/drivers/dpll/dpll_netlink.c b/drivers/dpll/dpll_netlink.c index 314bb3775465..98e6ad8528d3 100644 --- a/drivers/dpll/dpll_netlink.c +++ b/drivers/dpll/dpll_netlink.c @@ -8,6 +8,7 @@ */ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/netdevice.h> #include <net/genetlink.h> #include "dpll_core.h" #include "dpll_netlink.h" @@ -48,18 +49,6 @@ dpll_msg_add_dev_parent_handle(struct sk_buff *msg, u32 id) } /** - * dpll_msg_pin_handle_size - get size of pin handle attribute for given pin - * @pin: pin pointer - * - * Return: byte size of pin handle attribute for given pin. - */ -size_t dpll_msg_pin_handle_size(struct dpll_pin *pin) -{ - return pin ? nla_total_size(4) : 0; /* DPLL_A_PIN_ID */ -} -EXPORT_SYMBOL_GPL(dpll_msg_pin_handle_size); - -/** * dpll_msg_add_pin_handle - attach pin handle attribute to a given message * @msg: pointer to sk_buff message to attach a pin handle * @pin: pin pointer @@ -68,7 +57,7 @@ EXPORT_SYMBOL_GPL(dpll_msg_pin_handle_size); * * 0 - success * * -EMSGSIZE - no space in message to attach pin handle */ -int dpll_msg_add_pin_handle(struct sk_buff *msg, struct dpll_pin *pin) +static int dpll_msg_add_pin_handle(struct sk_buff *msg, struct dpll_pin *pin) { if (!pin) return 0; @@ -76,7 +65,28 @@ int dpll_msg_add_pin_handle(struct sk_buff *msg, struct dpll_pin *pin) return -EMSGSIZE; return 0; } -EXPORT_SYMBOL_GPL(dpll_msg_add_pin_handle); + +static struct dpll_pin *dpll_netdev_pin(const struct net_device *dev) +{ + return rcu_dereference_rtnl(dev->dpll_pin); +} + +/** + * dpll_netdev_pin_handle_size - get size of pin handle attribute of a netdev + * @dev: netdev from which to get the pin + * + * Return: byte size of pin handle attribute, or 0 if @dev has no pin. + */ +size_t dpll_netdev_pin_handle_size(const struct net_device *dev) +{ + return dpll_netdev_pin(dev) ? nla_total_size(4) : 0; /* DPLL_A_PIN_ID */ +} + +int dpll_netdev_add_pin_handle(struct sk_buff *msg, + const struct net_device *dev) +{ + return dpll_msg_add_pin_handle(msg, dpll_netdev_pin(dev)); +} static int dpll_msg_add_mode(struct sk_buff *msg, struct dpll_device *dpll, @@ -121,14 +131,21 @@ dpll_msg_add_lock_status(struct sk_buff *msg, struct dpll_device *dpll, struct netlink_ext_ack *extack) { const struct dpll_device_ops *ops = dpll_device_ops(dpll); + enum dpll_lock_status_error status_error = 0; enum dpll_lock_status status; int ret; - ret = ops->lock_status_get(dpll, dpll_priv(dpll), &status, extack); + ret = ops->lock_status_get(dpll, dpll_priv(dpll), &status, + &status_error, extack); if (ret) return ret; if (nla_put_u32(msg, DPLL_A_LOCK_STATUS, status)) return -EMSGSIZE; + if (status_error && + (status == DPLL_LOCK_STATUS_UNLOCKED || + status == DPLL_LOCK_STATUS_HOLDOVER) && + nla_put_u32(msg, DPLL_A_LOCK_STATUS_ERROR, status_error)) + return -EMSGSIZE; return 0; } @@ -1199,6 +1216,7 @@ int dpll_nl_pin_get_dumpit(struct sk_buff *skb, struct netlink_callback *cb) unsigned long i; int ret = 0; + mutex_lock(&dpll_lock); xa_for_each_marked_start(&dpll_pin_xa, i, pin, DPLL_REGISTERED, ctx->idx) { if (!dpll_pin_available(pin)) @@ -1218,6 +1236,8 @@ int dpll_nl_pin_get_dumpit(struct sk_buff *skb, struct netlink_callback *cb) } genlmsg_end(skb, hdr); } + mutex_unlock(&dpll_lock); + if (ret == -EMSGSIZE) { ctx->idx = i; return skb->len; @@ -1373,6 +1393,7 @@ int dpll_nl_device_get_dumpit(struct sk_buff *skb, struct netlink_callback *cb) unsigned long i; int ret = 0; + mutex_lock(&dpll_lock); xa_for_each_marked_start(&dpll_device_xa, i, dpll, DPLL_REGISTERED, ctx->idx) { hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, @@ -1389,6 +1410,8 @@ int dpll_nl_device_get_dumpit(struct sk_buff *skb, struct netlink_callback *cb) } genlmsg_end(skb, hdr); } + mutex_unlock(&dpll_lock); + if (ret == -EMSGSIZE) { ctx->idx = i; return skb->len; @@ -1439,20 +1462,6 @@ dpll_unlock_doit(const struct genl_split_ops *ops, struct sk_buff *skb, mutex_unlock(&dpll_lock); } -int dpll_lock_dumpit(struct netlink_callback *cb) -{ - mutex_lock(&dpll_lock); - - return 0; -} - -int dpll_unlock_dumpit(struct netlink_callback *cb) -{ - mutex_unlock(&dpll_lock); - - return 0; -} - int dpll_pin_pre_doit(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info) { diff --git a/drivers/dpll/dpll_nl.c b/drivers/dpll/dpll_nl.c index eaee5be7aa64..1e95f5397cfc 100644 --- a/drivers/dpll/dpll_nl.c +++ b/drivers/dpll/dpll_nl.c @@ -95,9 +95,7 @@ static const struct genl_split_ops dpll_nl_ops[] = { }, { .cmd = DPLL_CMD_DEVICE_GET, - .start = dpll_lock_dumpit, .dumpit = dpll_nl_device_get_dumpit, - .done = dpll_unlock_dumpit, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP, }, { @@ -129,9 +127,7 @@ static const struct genl_split_ops dpll_nl_ops[] = { }, { .cmd = DPLL_CMD_PIN_GET, - .start = dpll_lock_dumpit, .dumpit = dpll_nl_pin_get_dumpit, - .done = dpll_unlock_dumpit, .policy = dpll_pin_get_dump_nl_policy, .maxattr = DPLL_A_PIN_ID, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP, diff --git a/drivers/dpll/dpll_nl.h b/drivers/dpll/dpll_nl.h index 92d4c9c4f788..f491262bee4f 100644 --- a/drivers/dpll/dpll_nl.h +++ b/drivers/dpll/dpll_nl.h @@ -30,8 +30,6 @@ dpll_post_doit(const struct genl_split_ops *ops, struct sk_buff *skb, void dpll_pin_post_doit(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); -int dpll_lock_dumpit(struct netlink_callback *cb); -int dpll_unlock_dumpit(struct netlink_callback *cb); int dpll_nl_device_id_get_doit(struct sk_buff *skb, struct genl_info *info); int dpll_nl_device_get_doit(struct sk_buff *skb, struct genl_info *info); diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig index 5a7f3fabee22..16c8de5050e5 100644 --- a/drivers/edac/Kconfig +++ b/drivers/edac/Kconfig @@ -78,6 +78,7 @@ config EDAC_GHES config EDAC_AMD64 tristate "AMD64 (Opteron, Athlon64)" depends on AMD_NB && EDAC_DECODE_MCE + imply AMD_ATL help Support for error detection and correction of DRAM ECC errors on the AMD64 families (>= K8) of memory controllers. diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 537b9987a431..1f3520d76861 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only +#include <linux/ras.h> #include "amd64_edac.h" #include <asm/amd_nb.h> @@ -1051,281 +1052,6 @@ static int fixup_node_id(int node_id, struct mce *m) return nid - gpu_node_map.base_node_id + 1; } -/* Protect the PCI config register pairs used for DF indirect access. */ -static DEFINE_MUTEX(df_indirect_mutex); - -/* - * Data Fabric Indirect Access uses FICAA/FICAD. - * - * Fabric Indirect Configuration Access Address (FICAA): Constructed based - * on the device's Instance Id and the PCI function and register offset of - * the desired register. - * - * Fabric Indirect Configuration Access Data (FICAD): There are FICAD LO - * and FICAD HI registers but so far we only need the LO register. - * - * Use Instance Id 0xFF to indicate a broadcast read. - */ -#define DF_BROADCAST 0xFF -static int __df_indirect_read(u16 node, u8 func, u16 reg, u8 instance_id, u32 *lo) -{ - struct pci_dev *F4; - u32 ficaa; - int err = -ENODEV; - - if (node >= amd_nb_num()) - goto out; - - F4 = node_to_amd_nb(node)->link; - if (!F4) - goto out; - - ficaa = (instance_id == DF_BROADCAST) ? 0 : 1; - ficaa |= reg & 0x3FC; - ficaa |= (func & 0x7) << 11; - ficaa |= instance_id << 16; - - mutex_lock(&df_indirect_mutex); - - err = pci_write_config_dword(F4, 0x5C, ficaa); - if (err) { - pr_warn("Error writing DF Indirect FICAA, FICAA=0x%x\n", ficaa); - goto out_unlock; - } - - err = pci_read_config_dword(F4, 0x98, lo); - if (err) - pr_warn("Error reading DF Indirect FICAD LO, FICAA=0x%x.\n", ficaa); - -out_unlock: - mutex_unlock(&df_indirect_mutex); - -out: - return err; -} - -static int df_indirect_read_instance(u16 node, u8 func, u16 reg, u8 instance_id, u32 *lo) -{ - return __df_indirect_read(node, func, reg, instance_id, lo); -} - -static int df_indirect_read_broadcast(u16 node, u8 func, u16 reg, u32 *lo) -{ - return __df_indirect_read(node, func, reg, DF_BROADCAST, lo); -} - -struct addr_ctx { - u64 ret_addr; - u32 tmp; - u16 nid; - u8 inst_id; -}; - -static int umc_normaddr_to_sysaddr(u64 norm_addr, u16 nid, u8 umc, u64 *sys_addr) -{ - u64 dram_base_addr, dram_limit_addr, dram_hole_base; - - u8 die_id_shift, die_id_mask, socket_id_shift, socket_id_mask; - u8 intlv_num_dies, intlv_num_chan, intlv_num_sockets; - u8 intlv_addr_sel, intlv_addr_bit; - u8 num_intlv_bits, hashed_bit; - u8 lgcy_mmio_hole_en, base = 0; - u8 cs_mask, cs_id = 0; - bool hash_enabled = false; - - struct addr_ctx ctx; - - memset(&ctx, 0, sizeof(ctx)); - - /* Start from the normalized address */ - ctx.ret_addr = norm_addr; - - ctx.nid = nid; - ctx.inst_id = umc; - - /* Read D18F0x1B4 (DramOffset), check if base 1 is used. */ - if (df_indirect_read_instance(nid, 0, 0x1B4, umc, &ctx.tmp)) - goto out_err; - - /* Remove HiAddrOffset from normalized address, if enabled: */ - if (ctx.tmp & BIT(0)) { - u64 hi_addr_offset = (ctx.tmp & GENMASK_ULL(31, 20)) << 8; - - if (norm_addr >= hi_addr_offset) { - ctx.ret_addr -= hi_addr_offset; - base = 1; - } - } - - /* Read D18F0x110 (DramBaseAddress). */ - if (df_indirect_read_instance(nid, 0, 0x110 + (8 * base), umc, &ctx.tmp)) - goto out_err; - - /* Check if address range is valid. */ - if (!(ctx.tmp & BIT(0))) { - pr_err("%s: Invalid DramBaseAddress range: 0x%x.\n", - __func__, ctx.tmp); - goto out_err; - } - - lgcy_mmio_hole_en = ctx.tmp & BIT(1); - intlv_num_chan = (ctx.tmp >> 4) & 0xF; - intlv_addr_sel = (ctx.tmp >> 8) & 0x7; - dram_base_addr = (ctx.tmp & GENMASK_ULL(31, 12)) << 16; - - /* {0, 1, 2, 3} map to address bits {8, 9, 10, 11} respectively */ - if (intlv_addr_sel > 3) { - pr_err("%s: Invalid interleave address select %d.\n", - __func__, intlv_addr_sel); - goto out_err; - } - - /* Read D18F0x114 (DramLimitAddress). */ - if (df_indirect_read_instance(nid, 0, 0x114 + (8 * base), umc, &ctx.tmp)) - goto out_err; - - intlv_num_sockets = (ctx.tmp >> 8) & 0x1; - intlv_num_dies = (ctx.tmp >> 10) & 0x3; - dram_limit_addr = ((ctx.tmp & GENMASK_ULL(31, 12)) << 16) | GENMASK_ULL(27, 0); - - intlv_addr_bit = intlv_addr_sel + 8; - - /* Re-use intlv_num_chan by setting it equal to log2(#channels) */ - switch (intlv_num_chan) { - case 0: intlv_num_chan = 0; break; - case 1: intlv_num_chan = 1; break; - case 3: intlv_num_chan = 2; break; - case 5: intlv_num_chan = 3; break; - case 7: intlv_num_chan = 4; break; - - case 8: intlv_num_chan = 1; - hash_enabled = true; - break; - default: - pr_err("%s: Invalid number of interleaved channels %d.\n", - __func__, intlv_num_chan); - goto out_err; - } - - num_intlv_bits = intlv_num_chan; - - if (intlv_num_dies > 2) { - pr_err("%s: Invalid number of interleaved nodes/dies %d.\n", - __func__, intlv_num_dies); - goto out_err; - } - - num_intlv_bits += intlv_num_dies; - - /* Add a bit if sockets are interleaved. */ - num_intlv_bits += intlv_num_sockets; - - /* Assert num_intlv_bits <= 4 */ - if (num_intlv_bits > 4) { - pr_err("%s: Invalid interleave bits %d.\n", - __func__, num_intlv_bits); - goto out_err; - } - - if (num_intlv_bits > 0) { - u64 temp_addr_x, temp_addr_i, temp_addr_y; - u8 die_id_bit, sock_id_bit, cs_fabric_id; - - /* - * Read FabricBlockInstanceInformation3_CS[BlockFabricID]. - * This is the fabric id for this coherent slave. Use - * umc/channel# as instance id of the coherent slave - * for FICAA. - */ - if (df_indirect_read_instance(nid, 0, 0x50, umc, &ctx.tmp)) - goto out_err; - - cs_fabric_id = (ctx.tmp >> 8) & 0xFF; - die_id_bit = 0; - - /* If interleaved over more than 1 channel: */ - if (intlv_num_chan) { - die_id_bit = intlv_num_chan; - cs_mask = (1 << die_id_bit) - 1; - cs_id = cs_fabric_id & cs_mask; - } - - sock_id_bit = die_id_bit; - - /* Read D18F1x208 (SystemFabricIdMask). */ - if (intlv_num_dies || intlv_num_sockets) - if (df_indirect_read_broadcast(nid, 1, 0x208, &ctx.tmp)) - goto out_err; - - /* If interleaved over more than 1 die. */ - if (intlv_num_dies) { - sock_id_bit = die_id_bit + intlv_num_dies; - die_id_shift = (ctx.tmp >> 24) & 0xF; - die_id_mask = (ctx.tmp >> 8) & 0xFF; - - cs_id |= ((cs_fabric_id & die_id_mask) >> die_id_shift) << die_id_bit; - } - - /* If interleaved over more than 1 socket. */ - if (intlv_num_sockets) { - socket_id_shift = (ctx.tmp >> 28) & 0xF; - socket_id_mask = (ctx.tmp >> 16) & 0xFF; - - cs_id |= ((cs_fabric_id & socket_id_mask) >> socket_id_shift) << sock_id_bit; - } - - /* - * The pre-interleaved address consists of XXXXXXIIIYYYYY - * where III is the ID for this CS, and XXXXXXYYYYY are the - * address bits from the post-interleaved address. - * "num_intlv_bits" has been calculated to tell us how many "I" - * bits there are. "intlv_addr_bit" tells us how many "Y" bits - * there are (where "I" starts). - */ - temp_addr_y = ctx.ret_addr & GENMASK_ULL(intlv_addr_bit - 1, 0); - temp_addr_i = (cs_id << intlv_addr_bit); - temp_addr_x = (ctx.ret_addr & GENMASK_ULL(63, intlv_addr_bit)) << num_intlv_bits; - ctx.ret_addr = temp_addr_x | temp_addr_i | temp_addr_y; - } - - /* Add dram base address */ - ctx.ret_addr += dram_base_addr; - - /* If legacy MMIO hole enabled */ - if (lgcy_mmio_hole_en) { - if (df_indirect_read_broadcast(nid, 0, 0x104, &ctx.tmp)) - goto out_err; - - dram_hole_base = ctx.tmp & GENMASK(31, 24); - if (ctx.ret_addr >= dram_hole_base) - ctx.ret_addr += (BIT_ULL(32) - dram_hole_base); - } - - if (hash_enabled) { - /* Save some parentheses and grab ls-bit at the end. */ - hashed_bit = (ctx.ret_addr >> 12) ^ - (ctx.ret_addr >> 18) ^ - (ctx.ret_addr >> 21) ^ - (ctx.ret_addr >> 30) ^ - cs_id; - - hashed_bit &= BIT(0); - - if (hashed_bit != ((ctx.ret_addr >> intlv_addr_bit) & BIT(0))) - ctx.ret_addr ^= BIT(intlv_addr_bit); - } - - /* Is calculated system address is above DRAM limit address? */ - if (ctx.ret_addr > dram_limit_addr) - goto out_err; - - *sys_addr = ctx.ret_addr; - return 0; - -out_err: - return -EINVAL; -} - static int get_channel_from_ecc_syndrome(struct mem_ctl_info *, u16); /* @@ -1915,7 +1641,7 @@ ddr3: /* On F10h and later ErrAddr is MC4_ADDR[47:1] */ static u64 get_error_address(struct amd64_pvt *pvt, struct mce *m) { - u16 mce_nid = topology_die_id(m->extcpu); + u16 mce_nid = topology_amd_node_id(m->extcpu); struct mem_ctl_info *mci; u8 start_bit = 1; u8 end_bit = 47; @@ -3073,9 +2799,10 @@ static void decode_umc_error(int node_id, struct mce *m) { u8 ecc_type = (m->status >> 45) & 0x3; struct mem_ctl_info *mci; + unsigned long sys_addr; struct amd64_pvt *pvt; + struct atl_err a_err; struct err_info err; - u64 sys_addr; node_id = fixup_node_id(node_id, m); @@ -3106,7 +2833,12 @@ static void decode_umc_error(int node_id, struct mce *m) pvt->ops->get_err_info(m, &err); - if (umc_normaddr_to_sysaddr(m->addr, pvt->mc_node_id, err.channel, &sys_addr)) { + a_err.addr = m->addr; + a_err.ipid = m->ipid; + a_err.cpu = m->extcpu; + + sys_addr = amd_convert_umc_mca_addr_to_sys_addr(&a_err); + if (IS_ERR_VALUE(sys_addr)) { err.err_code = ERR_NORM_ADDR; goto log_error; } @@ -3446,7 +3178,7 @@ static void get_cpus_on_this_dct_cpumask(struct cpumask *mask, u16 nid) int cpu; for_each_online_cpu(cpu) - if (topology_die_id(cpu) == nid) + if (topology_amd_node_id(cpu) == nid) cpumask_set_cpu(cpu, mask); } diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c index 2b83d6de9352..3fd22a1eb1a9 100644 --- a/drivers/edac/i10nm_base.c +++ b/drivers/edac/i10nm_base.c @@ -951,6 +951,7 @@ static const struct x86_cpu_id i10nm_cpuids[] = { X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(EMERALDRAPIDS_X, X86_STEPPINGS(0x0, 0xf), &spr_cfg), X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(GRANITERAPIDS_X, X86_STEPPINGS(0x0, 0xf), &gnr_cfg), X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(ATOM_CRESTMONT_X, X86_STEPPINGS(0x0, 0xf), &gnr_cfg), + X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(ATOM_CRESTMONT, X86_STEPPINGS(0x0, 0xf), &gnr_cfg), {} }; MODULE_DEVICE_TABLE(x86cpu, i10nm_cpuids); diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c index 2b0ecdeba5cd..cdd8480e7368 100644 --- a/drivers/edac/igen6_edac.c +++ b/drivers/edac/igen6_edac.c @@ -238,6 +238,7 @@ static struct work_struct ecclog_work; #define DID_ADL_N_SKU9 0x4678 #define DID_ADL_N_SKU10 0x4679 #define DID_ADL_N_SKU11 0x467c +#define DID_ADL_N_SKU12 0x4632 /* Compute die IDs for Raptor Lake-P with IBECC */ #define DID_RPL_P_SKU1 0xa706 @@ -583,6 +584,7 @@ static const struct pci_device_id igen6_pci_tbl[] = { { PCI_VDEVICE(INTEL, DID_ADL_N_SKU9), (kernel_ulong_t)&adl_n_cfg }, { PCI_VDEVICE(INTEL, DID_ADL_N_SKU10), (kernel_ulong_t)&adl_n_cfg }, { PCI_VDEVICE(INTEL, DID_ADL_N_SKU11), (kernel_ulong_t)&adl_n_cfg }, + { PCI_VDEVICE(INTEL, DID_ADL_N_SKU12), (kernel_ulong_t)&adl_n_cfg }, { PCI_VDEVICE(INTEL, DID_RPL_P_SKU1), (kernel_ulong_t)&rpl_p_cfg }, { PCI_VDEVICE(INTEL, DID_RPL_P_SKU2), (kernel_ulong_t)&rpl_p_cfg }, { PCI_VDEVICE(INTEL, DID_RPL_P_SKU3), (kernel_ulong_t)&rpl_p_cfg }, diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c index ec8b6c9fedfd..8130c3dc64da 100644 --- a/drivers/edac/mce_amd.c +++ b/drivers/edac/mce_amd.c @@ -584,7 +584,7 @@ static void decode_mc3_mce(struct mce *m) static void decode_mc4_mce(struct mce *m) { unsigned int fam = x86_family(m->cpuid); - int node_id = topology_die_id(m->extcpu); + int node_id = topology_amd_node_id(m->extcpu); u16 ec = EC(m->status); u8 xec = XEC(m->status, 0x1f); u8 offset = 0; @@ -746,7 +746,7 @@ static void decode_smca_error(struct mce *m) if ((bank_type == SMCA_UMC || bank_type == SMCA_UMC_V2) && xec == 0 && decode_dram_ecc) - decode_dram_ecc(topology_die_id(m->extcpu), m); + decode_dram_ecc(topology_amd_node_id(m->extcpu), m); } static inline void amd_decode_err_code(u16 ec) diff --git a/drivers/edac/synopsys_edac.c b/drivers/edac/synopsys_edac.c index 709babce43ba..5527055b0964 100644 --- a/drivers/edac/synopsys_edac.c +++ b/drivers/edac/synopsys_edac.c @@ -1324,11 +1324,9 @@ static int mc_probe(struct platform_device *pdev) struct synps_edac_priv *priv; struct mem_ctl_info *mci; void __iomem *baseaddr; - struct resource *res; int rc; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - baseaddr = devm_ioremap_resource(&pdev->dev, res); + baseaddr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(baseaddr)) return PTR_ERR(baseaddr); diff --git a/drivers/edac/versal_edac.c b/drivers/edac/versal_edac.c index 62caf454b567..1688a5050f63 100644 --- a/drivers/edac/versal_edac.c +++ b/drivers/edac/versal_edac.c @@ -42,8 +42,11 @@ #define ECCW0_FLIP_CTRL 0x109C #define ECCW0_FLIP0_OFFSET 0x10A0 +#define ECCW0_FLIP0_BITS 31 +#define ECCW0_FLIP1_OFFSET 0x10A4 #define ECCW1_FLIP_CTRL 0x10AC #define ECCW1_FLIP0_OFFSET 0x10B0 +#define ECCW1_FLIP1_OFFSET 0x10B4 #define ECCR0_CERR_STAT_OFFSET 0x10BC #define ECCR0_CE_ADDR_LO_OFFSET 0x10C0 #define ECCR0_CE_ADDR_HI_OFFSET 0x10C4 @@ -116,9 +119,6 @@ #define XDDR_BUS_WIDTH_32 1 #define XDDR_BUS_WIDTH_16 2 -#define ECC_CEPOISON_MASK 0x1 -#define ECC_UEPOISON_MASK 0x3 - #define XDDR_MAX_ROW_CNT 18 #define XDDR_MAX_COL_CNT 10 #define XDDR_MAX_RANK_CNT 2 @@ -133,6 +133,7 @@ * https://docs.xilinx.com/r/en-US/am012-versal-register-reference/PCSR_LOCK-XRAM_SLCR-Register */ #define PCSR_UNLOCK_VAL 0xF9E8D7C6 +#define PCSR_LOCK_VAL 1 #define XDDR_ERR_TYPE_CE 0 #define XDDR_ERR_TYPE_UE 1 @@ -142,6 +143,7 @@ #define XILINX_DRAM_SIZE_12G 3 #define XILINX_DRAM_SIZE_16G 4 #define XILINX_DRAM_SIZE_32G 5 +#define NUM_UE_BITPOS 2 /** * struct ecc_error_info - ECC error log information. @@ -479,7 +481,7 @@ static void err_callback(const u32 *payload, void *data) writel(regval, priv->ddrmc_baseaddr + XDDR_ISR_OFFSET); /* Lock the PCSR registers */ - writel(1, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_LOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); edac_dbg(3, "Total error count CE %d UE %d\n", priv->ce_cnt, priv->ue_cnt); } @@ -650,7 +652,7 @@ static void enable_intr(struct edac_priv *priv) writel(XDDR_IRQ_UE_MASK, priv->ddrmc_baseaddr + XDDR_IRQ1_EN_OFFSET); /* Lock the PCSR registers */ - writel(1, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_LOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); } static void disable_intr(struct edac_priv *priv) @@ -663,7 +665,7 @@ static void disable_intr(struct edac_priv *priv) priv->ddrmc_baseaddr + XDDR_IRQ_DIS_OFFSET); /* Lock the PCSR registers */ - writel(1, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_LOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); } #define to_mci(k) container_of(k, struct mem_ctl_info, dev) @@ -734,38 +736,63 @@ static void poison_setup(struct edac_priv *priv) writel(regval, priv->ddrmc_noc_baseaddr + XDDR_NOC_REG_ADEC15_OFFSET); } -static ssize_t xddr_inject_data_poison_store(struct mem_ctl_info *mci, - const char __user *data) +static void xddr_inject_data_ce_store(struct mem_ctl_info *mci, u8 ce_bitpos) { + u32 ecc0_flip0, ecc1_flip0, ecc0_flip1, ecc1_flip1; struct edac_priv *priv = mci->pvt_info; - writel(0, priv->ddrmc_baseaddr + ECCW0_FLIP0_OFFSET); - writel(0, priv->ddrmc_baseaddr + ECCW1_FLIP0_OFFSET); - - if (strncmp(data, "CE", 2) == 0) { - writel(ECC_CEPOISON_MASK, priv->ddrmc_baseaddr + - ECCW0_FLIP0_OFFSET); - writel(ECC_CEPOISON_MASK, priv->ddrmc_baseaddr + - ECCW1_FLIP0_OFFSET); + if (ce_bitpos < ECCW0_FLIP0_BITS) { + ecc0_flip0 = BIT(ce_bitpos); + ecc1_flip0 = BIT(ce_bitpos); + ecc0_flip1 = 0; + ecc1_flip1 = 0; } else { - writel(ECC_UEPOISON_MASK, priv->ddrmc_baseaddr + - ECCW0_FLIP0_OFFSET); - writel(ECC_UEPOISON_MASK, priv->ddrmc_baseaddr + - ECCW1_FLIP0_OFFSET); + ce_bitpos = ce_bitpos - ECCW0_FLIP0_BITS; + ecc0_flip1 = BIT(ce_bitpos); + ecc1_flip1 = BIT(ce_bitpos); + ecc0_flip0 = 0; + ecc1_flip0 = 0; } - /* Lock the PCSR registers */ - writel(1, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); - - return 0; + writel(ecc0_flip0, priv->ddrmc_baseaddr + ECCW0_FLIP0_OFFSET); + writel(ecc1_flip0, priv->ddrmc_baseaddr + ECCW1_FLIP0_OFFSET); + writel(ecc0_flip1, priv->ddrmc_baseaddr + ECCW0_FLIP1_OFFSET); + writel(ecc1_flip1, priv->ddrmc_baseaddr + ECCW1_FLIP1_OFFSET); } -static ssize_t inject_data_poison_store(struct file *file, const char __user *data, - size_t count, loff_t *ppos) +/* + * To inject a correctable error, the following steps are needed: + * + * - Write the correctable error bit position value: + * echo <bit_pos val> > /sys/kernel/debug/edac/<controller instance>/inject_ce + * + * poison_setup() derives the row, column, bank, group and rank and + * writes to the ADEC registers based on the address given by the user. + * + * The ADEC12 and ADEC13 are mask registers; write 0 to make sure default + * configuration is there and no addresses are masked. + * + * The row, column, bank, group and rank registers are written to the + * match ADEC bit to generate errors at the particular address. ADEC14 + * and ADEC15 have the match bits. + * + * xddr_inject_data_ce_store() updates the ECC FLIP registers with the + * bits to be corrupted based on the bit position given by the user. + * + * Upon doing a read to the address the errors are injected. + */ +static ssize_t inject_data_ce_store(struct file *file, const char __user *data, + size_t count, loff_t *ppos) { struct device *dev = file->private_data; struct mem_ctl_info *mci = to_mci(dev); struct edac_priv *priv = mci->pvt_info; + u8 ce_bitpos; + int ret; + + ret = kstrtou8_from_user(data, count, 0, &ce_bitpos); + if (ret) + return ret; /* Unlock the PCSR registers */ writel(PCSR_UNLOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); @@ -773,17 +800,110 @@ static ssize_t inject_data_poison_store(struct file *file, const char __user *da poison_setup(priv); + xddr_inject_data_ce_store(mci, ce_bitpos); + ret = count; + /* Lock the PCSR registers */ - writel(1, priv->ddrmc_noc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_LOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_LOCK_VAL, priv->ddrmc_noc_baseaddr + XDDR_PCSR_OFFSET); + + return ret; +} + +static const struct file_operations xddr_inject_ce_fops = { + .open = simple_open, + .write = inject_data_ce_store, + .llseek = generic_file_llseek, +}; + +static void xddr_inject_data_ue_store(struct mem_ctl_info *mci, u32 val0, u32 val1) +{ + struct edac_priv *priv = mci->pvt_info; + + writel(val0, priv->ddrmc_baseaddr + ECCW0_FLIP0_OFFSET); + writel(val0, priv->ddrmc_baseaddr + ECCW0_FLIP1_OFFSET); + writel(val1, priv->ddrmc_baseaddr + ECCW1_FLIP1_OFFSET); + writel(val1, priv->ddrmc_baseaddr + ECCW1_FLIP1_OFFSET); +} + +/* + * To inject an uncorrectable error, the following steps are needed: + * echo <bit_pos val> > /sys/kernel/debug/edac/<controller instance>/inject_ue + * + * poison_setup() derives the row, column, bank, group and rank and + * writes to the ADEC registers based on the address given by the user. + * + * The ADEC12 and ADEC13 are mask registers; write 0 so that none of the + * addresses are masked. The row, column, bank, group and rank registers + * are written to the match ADEC bit to generate errors at the + * particular address. ADEC14 and ADEC15 have the match bits. + * + * xddr_inject_data_ue_store() updates the ECC FLIP registers with the + * bits to be corrupted based on the bit position given by the user. For + * uncorrectable errors + * 2 bit errors are injected. + * + * Upon doing a read to the address the errors are injected. + */ +static ssize_t inject_data_ue_store(struct file *file, const char __user *data, + size_t count, loff_t *ppos) +{ + struct device *dev = file->private_data; + struct mem_ctl_info *mci = to_mci(dev); + struct edac_priv *priv = mci->pvt_info; + char buf[6], *pbuf, *token[2]; + u32 val0 = 0, val1 = 0; + u8 len, ue0, ue1; + int i, ret; + + len = min_t(size_t, count, sizeof(buf)); + if (copy_from_user(buf, data, len)) + return -EFAULT; + + buf[len] = '\0'; + pbuf = &buf[0]; + for (i = 0; i < NUM_UE_BITPOS; i++) + token[i] = strsep(&pbuf, ","); + + ret = kstrtou8(token[0], 0, &ue0); + if (ret) + return ret; + + ret = kstrtou8(token[1], 0, &ue1); + if (ret) + return ret; + + if (ue0 < ECCW0_FLIP0_BITS) { + val0 = BIT(ue0); + } else { + ue0 = ue0 - ECCW0_FLIP0_BITS; + val1 = BIT(ue0); + } + + if (ue1 < ECCW0_FLIP0_BITS) { + val0 |= BIT(ue1); + } else { + ue1 = ue1 - ECCW0_FLIP0_BITS; + val1 |= BIT(ue1); + } - xddr_inject_data_poison_store(mci, data); + /* Unlock the PCSR registers */ + writel(PCSR_UNLOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_UNLOCK_VAL, priv->ddrmc_noc_baseaddr + XDDR_PCSR_OFFSET); + poison_setup(priv); + + xddr_inject_data_ue_store(mci, val0, val1); + + /* Lock the PCSR registers */ + writel(PCSR_LOCK_VAL, priv->ddrmc_noc_baseaddr + XDDR_PCSR_OFFSET); + writel(PCSR_LOCK_VAL, priv->ddrmc_baseaddr + XDDR_PCSR_OFFSET); return count; } -static const struct file_operations xddr_inject_enable_fops = { +static const struct file_operations xddr_inject_ue_fops = { .open = simple_open, - .write = inject_data_poison_store, + .write = inject_data_ue_store, .llseek = generic_file_llseek, }; @@ -795,8 +915,17 @@ static void create_debugfs_attributes(struct mem_ctl_info *mci) if (!priv->debugfs) return; - edac_debugfs_create_file("inject_error", 0200, priv->debugfs, - &mci->dev, &xddr_inject_enable_fops); + if (!edac_debugfs_create_file("inject_ce", 0200, priv->debugfs, + &mci->dev, &xddr_inject_ce_fops)) { + debugfs_remove_recursive(priv->debugfs); + return; + } + + if (!edac_debugfs_create_file("inject_ue", 0200, priv->debugfs, + &mci->dev, &xddr_inject_ue_fops)) { + debugfs_remove_recursive(priv->debugfs); + return; + } debugfs_create_x64("address", 0600, priv->debugfs, &priv->err_inject_addr); mci->debugfs = priv->debugfs; @@ -1031,7 +1160,7 @@ free_edac_mc: return rc; } -static int mc_remove(struct platform_device *pdev) +static void mc_remove(struct platform_device *pdev) { struct mem_ctl_info *mci = platform_get_drvdata(pdev); struct edac_priv *priv = mci->pvt_info; @@ -1049,8 +1178,6 @@ static int mc_remove(struct platform_device *pdev) XPM_EVENT_ERROR_MASK_DDRMC_NCR, err_callback, mci); edac_mc_del_mc(&pdev->dev); edac_mc_free(mci); - - return 0; } static struct platform_driver xilinx_ddr_edac_mc_driver = { @@ -1059,7 +1186,7 @@ static struct platform_driver xilinx_ddr_edac_mc_driver = { .of_match_table = xlnx_edac_match, }, .probe = mc_probe, - .remove = mc_remove, + .remove_new = mc_remove, }; module_platform_driver(xilinx_ddr_edac_mc_driver); diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index 6ac5ff20a2fe..401a77e3b5fa 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c @@ -429,7 +429,23 @@ static void bm_work(struct work_struct *work) */ card->bm_generation = generation; - if (root_device == NULL) { + if (card->gap_count == 0) { + /* + * If self IDs have inconsistent gap counts, do a + * bus reset ASAP. The config rom read might never + * complete, so don't wait for it. However, still + * send a PHY configuration packet prior to the + * bus reset. The PHY configuration packet might + * fail, but 1394-2008 8.4.5.2 explicitly permits + * it in this case, so it should be safe to try. + */ + new_root_id = local_id; + /* + * We must always send a bus reset if the gap count + * is inconsistent, so bypass the 5-reset limit. + */ + card->bm_retries = 0; + } else if (root_device == NULL) { /* * Either link_on is false, or we failed to read the * config rom. In either case, pick another root. @@ -484,7 +500,19 @@ static void bm_work(struct work_struct *work) fw_notice(card, "phy config: new root=%x, gap_count=%d\n", new_root_id, gap_count); fw_send_phy_config(card, new_root_id, generation, gap_count); - reset_bus(card, true); + /* + * Where possible, use a short bus reset to minimize + * disruption to isochronous transfers. But in the event + * of a gap count inconsistency, use a long bus reset. + * + * As noted in 1394a 8.4.6.2, nodes on a mixed 1394/1394a bus + * may set different gap counts after a bus reset. On a mixed + * 1394/1394a bus, a short bus reset can get doubled. Some + * nodes may treat the double reset as one bus reset and others + * may treat it as two, causing a gap count inconsistency + * again. Using a long bus reset prevents this. + */ + reset_bus(card, card->gap_count != 0); /* Will allocate broadcast channel after the reset. */ goto out; } diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index 9db9290c3269..7bc71f4be64a 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -3773,6 +3773,7 @@ static int pci_probe(struct pci_dev *dev, return 0; fail_msi: + devm_free_irq(&dev->dev, dev->irq, ohci); pci_disable_msi(dev); return err; @@ -3800,6 +3801,7 @@ static void pci_remove(struct pci_dev *dev) software_reset(ohci); + devm_free_irq(&dev->dev, dev->irq, ohci); pci_disable_msi(dev); dev_notice(&dev->dev, "removing fw-ohci device\n"); diff --git a/drivers/firmware/arm_ffa/bus.c b/drivers/firmware/arm_ffa/bus.c index 1c7940ba5539..2f557e90f2eb 100644 --- a/drivers/firmware/arm_ffa/bus.c +++ b/drivers/firmware/arm_ffa/bus.c @@ -105,7 +105,7 @@ static struct attribute *ffa_device_attributes_attrs[] = { }; ATTRIBUTE_GROUPS(ffa_device_attributes); -struct bus_type ffa_bus_type = { +const struct bus_type ffa_bus_type = { .name = "arm_ffa", .match = ffa_device_match, .probe = ffa_device_probe, diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c index c15928b8c5cc..77c78be6e79c 100644 --- a/drivers/firmware/arm_scmi/bus.c +++ b/drivers/firmware/arm_scmi/bus.c @@ -141,6 +141,17 @@ out: return ret; } +static int scmi_protocol_table_register(const struct scmi_device_id *id_table) +{ + int ret = 0; + const struct scmi_device_id *entry; + + for (entry = id_table; entry->name && ret == 0; entry++) + ret = scmi_protocol_device_request(entry); + + return ret; +} + /** * scmi_protocol_device_unrequest - Helper to unrequest a device * @@ -186,6 +197,15 @@ static void scmi_protocol_device_unrequest(const struct scmi_device_id *id_table mutex_unlock(&scmi_requested_devices_mtx); } +static void +scmi_protocol_table_unregister(const struct scmi_device_id *id_table) +{ + const struct scmi_device_id *entry; + + for (entry = id_table; entry->name; entry++) + scmi_protocol_device_unrequest(entry); +} + static const struct scmi_device_id * scmi_dev_match_id(struct scmi_device *scmi_dev, struct scmi_driver *scmi_drv) { @@ -263,7 +283,7 @@ static void scmi_dev_remove(struct device *dev) scmi_drv->remove(scmi_dev); } -struct bus_type scmi_bus_type = { +const struct bus_type scmi_bus_type = { .name = "scmi_protocol", .match = scmi_dev_match, .probe = scmi_dev_probe, @@ -279,7 +299,7 @@ int scmi_driver_register(struct scmi_driver *driver, struct module *owner, if (!driver->probe) return -EINVAL; - retval = scmi_protocol_device_request(driver->id_table); + retval = scmi_protocol_table_register(driver->id_table); if (retval) return retval; @@ -299,7 +319,7 @@ EXPORT_SYMBOL_GPL(scmi_driver_register); void scmi_driver_unregister(struct scmi_driver *driver) { driver_unregister(&driver->driver); - scmi_protocol_device_unrequest(driver->id_table); + scmi_protocol_table_unregister(driver->id_table); } EXPORT_SYMBOL_GPL(scmi_driver_unregister); diff --git a/drivers/firmware/arm_scmi/clock.c b/drivers/firmware/arm_scmi/clock.c index e2050adbf85c..134019297d08 100644 --- a/drivers/firmware/arm_scmi/clock.c +++ b/drivers/firmware/arm_scmi/clock.c @@ -13,7 +13,7 @@ #include "notify.h" /* Updated only after ALL the mandatory features for that version are merged */ -#define SCMI_PROTOCOL_SUPPORTED_VERSION 0x20000 +#define SCMI_PROTOCOL_SUPPORTED_VERSION 0x30000 enum scmi_clock_protocol_cmd { CLOCK_ATTRIBUTES = 0x3, @@ -28,8 +28,13 @@ enum scmi_clock_protocol_cmd { CLOCK_POSSIBLE_PARENTS_GET = 0xC, CLOCK_PARENT_SET = 0xD, CLOCK_PARENT_GET = 0xE, + CLOCK_GET_PERMISSIONS = 0xF, }; +#define CLOCK_STATE_CONTROL_ALLOWED BIT(31) +#define CLOCK_PARENT_CONTROL_ALLOWED BIT(30) +#define CLOCK_RATE_CONTROL_ALLOWED BIT(29) + enum clk_state { CLK_STATE_DISABLE, CLK_STATE_ENABLE, @@ -49,6 +54,8 @@ struct scmi_msg_resp_clock_attributes { #define SUPPORTS_RATE_CHANGE_REQUESTED_NOTIF(x) ((x) & BIT(30)) #define SUPPORTS_EXTENDED_NAMES(x) ((x) & BIT(29)) #define SUPPORTS_PARENT_CLOCK(x) ((x) & BIT(28)) +#define SUPPORTS_EXTENDED_CONFIG(x) ((x) & BIT(27)) +#define SUPPORTS_GET_PERMISSIONS(x) ((x) & BIT(1)) u8 name[SCMI_SHORT_NAME_MAX_SIZE]; __le32 clock_enable_latency; }; @@ -152,14 +159,18 @@ struct clock_info { u32 version; int num_clocks; int max_async_req; + bool notify_rate_changed_cmd; + bool notify_rate_change_requested_cmd; atomic_t cur_async_req; struct scmi_clock_info *clk; int (*clock_config_set)(const struct scmi_protocol_handle *ph, u32 clk_id, enum clk_state state, - u8 oem_type, u32 oem_val, bool atomic); + enum scmi_clock_oem_config oem_type, + u32 oem_val, bool atomic); int (*clock_config_get)(const struct scmi_protocol_handle *ph, - u32 clk_id, u8 oem_type, u32 *attributes, - bool *enabled, u32 *oem_val, bool atomic); + u32 clk_id, enum scmi_clock_oem_config oem_type, + u32 *attributes, bool *enabled, u32 *oem_val, + bool atomic); }; static enum scmi_clock_protocol_cmd evt_2_cmd[] = { @@ -167,6 +178,15 @@ static enum scmi_clock_protocol_cmd evt_2_cmd[] = { CLOCK_RATE_CHANGE_REQUESTED_NOTIFY, }; +static inline struct scmi_clock_info * +scmi_clock_domain_lookup(struct clock_info *ci, u32 clk_id) +{ + if (clk_id >= ci->num_clocks) + return ERR_PTR(-EINVAL); + + return ci->clk + clk_id; +} + static int scmi_clock_protocol_attributes_get(const struct scmi_protocol_handle *ph, struct clock_info *ci) @@ -189,6 +209,17 @@ scmi_clock_protocol_attributes_get(const struct scmi_protocol_handle *ph, } ph->xops->xfer_put(ph, t); + + if (!ret) { + if (!ph->hops->protocol_msg_check(ph, CLOCK_RATE_NOTIFY, NULL)) + ci->notify_rate_changed_cmd = true; + + if (!ph->hops->protocol_msg_check(ph, + CLOCK_RATE_CHANGE_REQUESTED_NOTIFY, + NULL)) + ci->notify_rate_change_requested_cmd = true; + } + return ret; } @@ -284,14 +315,44 @@ static int scmi_clock_possible_parents(const struct scmi_protocol_handle *ph, u3 return ret; } +static int +scmi_clock_get_permissions(const struct scmi_protocol_handle *ph, u32 clk_id, + struct scmi_clock_info *clk) +{ + struct scmi_xfer *t; + u32 perm; + int ret; + + ret = ph->xops->xfer_get_init(ph, CLOCK_GET_PERMISSIONS, + sizeof(clk_id), sizeof(perm), &t); + if (ret) + return ret; + + put_unaligned_le32(clk_id, t->tx.buf); + + ret = ph->xops->do_xfer(ph, t); + if (!ret) { + perm = get_unaligned_le32(t->rx.buf); + + clk->state_ctrl_forbidden = !(perm & CLOCK_STATE_CONTROL_ALLOWED); + clk->rate_ctrl_forbidden = !(perm & CLOCK_RATE_CONTROL_ALLOWED); + clk->parent_ctrl_forbidden = !(perm & CLOCK_PARENT_CONTROL_ALLOWED); + } + + ph->xops->xfer_put(ph, t); + + return ret; +} + static int scmi_clock_attributes_get(const struct scmi_protocol_handle *ph, - u32 clk_id, struct scmi_clock_info *clk, + u32 clk_id, struct clock_info *cinfo, u32 version) { int ret; u32 attributes; struct scmi_xfer *t; struct scmi_msg_resp_clock_attributes *attr; + struct scmi_clock_info *clk = cinfo->clk + clk_id; ret = ph->xops->xfer_get_init(ph, CLOCK_ATTRIBUTES, sizeof(clk_id), sizeof(*attr), &t); @@ -324,12 +385,20 @@ static int scmi_clock_attributes_get(const struct scmi_protocol_handle *ph, NULL, clk->name, SCMI_MAX_STR_SIZE); - if (SUPPORTS_RATE_CHANGED_NOTIF(attributes)) + if (cinfo->notify_rate_changed_cmd && + SUPPORTS_RATE_CHANGED_NOTIF(attributes)) clk->rate_changed_notifications = true; - if (SUPPORTS_RATE_CHANGE_REQUESTED_NOTIF(attributes)) + if (cinfo->notify_rate_change_requested_cmd && + SUPPORTS_RATE_CHANGE_REQUESTED_NOTIF(attributes)) clk->rate_change_requested_notifications = true; - if (SUPPORTS_PARENT_CLOCK(attributes)) - scmi_clock_possible_parents(ph, clk_id, clk); + if (PROTOCOL_REV_MAJOR(version) >= 0x3) { + if (SUPPORTS_PARENT_CLOCK(attributes)) + scmi_clock_possible_parents(ph, clk_id, clk); + if (SUPPORTS_GET_PERMISSIONS(attributes)) + scmi_clock_get_permissions(ph, clk_id, clk); + if (SUPPORTS_EXTENDED_CONFIG(attributes)) + clk->extended_config = true; + } } return ret; @@ -502,6 +571,14 @@ static int scmi_clock_rate_set(const struct scmi_protocol_handle *ph, struct scmi_xfer *t; struct scmi_clock_set_rate *cfg; struct clock_info *ci = ph->get_priv(ph); + struct scmi_clock_info *clk; + + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + if (clk->rate_ctrl_forbidden) + return -EACCES; ret = ph->xops->xfer_get_init(ph, CLOCK_RATE_SET, sizeof(*cfg), 0, &t); if (ret) @@ -543,7 +620,8 @@ static int scmi_clock_rate_set(const struct scmi_protocol_handle *ph, static int scmi_clock_config_set(const struct scmi_protocol_handle *ph, u32 clk_id, - enum clk_state state, u8 __unused0, u32 __unused1, + enum clk_state state, + enum scmi_clock_oem_config __unused0, u32 __unused1, bool atomic) { int ret; @@ -580,14 +658,16 @@ scmi_clock_set_parent(const struct scmi_protocol_handle *ph, u32 clk_id, struct clock_info *ci = ph->get_priv(ph); struct scmi_clock_info *clk; - if (clk_id >= ci->num_clocks) - return -EINVAL; - - clk = ci->clk + clk_id; + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) + return PTR_ERR(clk); if (parent_id >= clk->num_parents) return -EINVAL; + if (clk->parent_ctrl_forbidden) + return -EACCES; + ret = ph->xops->xfer_get_init(ph, CLOCK_PARENT_SET, sizeof(*cfg), 0, &t); if (ret) @@ -628,10 +708,11 @@ scmi_clock_get_parent(const struct scmi_protocol_handle *ph, u32 clk_id, return ret; } -/* For SCMI clock v2.1 and onwards */ +/* For SCMI clock v3.0 and onwards */ static int scmi_clock_config_set_v2(const struct scmi_protocol_handle *ph, u32 clk_id, - enum clk_state state, u8 oem_type, u32 oem_val, + enum clk_state state, + enum scmi_clock_oem_config oem_type, u32 oem_val, bool atomic) { int ret; @@ -671,6 +752,14 @@ static int scmi_clock_enable(const struct scmi_protocol_handle *ph, u32 clk_id, bool atomic) { struct clock_info *ci = ph->get_priv(ph); + struct scmi_clock_info *clk; + + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + if (clk->state_ctrl_forbidden) + return -EACCES; return ci->clock_config_set(ph, clk_id, CLK_STATE_ENABLE, NULL_OEM_TYPE, 0, atomic); @@ -680,16 +769,24 @@ static int scmi_clock_disable(const struct scmi_protocol_handle *ph, u32 clk_id, bool atomic) { struct clock_info *ci = ph->get_priv(ph); + struct scmi_clock_info *clk; + + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + if (clk->state_ctrl_forbidden) + return -EACCES; return ci->clock_config_set(ph, clk_id, CLK_STATE_DISABLE, NULL_OEM_TYPE, 0, atomic); } -/* For SCMI clock v2.1 and onwards */ +/* For SCMI clock v3.0 and onwards */ static int scmi_clock_config_get_v2(const struct scmi_protocol_handle *ph, u32 clk_id, - u8 oem_type, u32 *attributes, bool *enabled, - u32 *oem_val, bool atomic) + enum scmi_clock_oem_config oem_type, u32 *attributes, + bool *enabled, u32 *oem_val, bool atomic) { int ret; u32 flags; @@ -730,8 +827,8 @@ scmi_clock_config_get_v2(const struct scmi_protocol_handle *ph, u32 clk_id, static int scmi_clock_config_get(const struct scmi_protocol_handle *ph, u32 clk_id, - u8 oem_type, u32 *attributes, bool *enabled, - u32 *oem_val, bool atomic) + enum scmi_clock_oem_config oem_type, u32 *attributes, + bool *enabled, u32 *oem_val, bool atomic) { int ret; struct scmi_xfer *t; @@ -768,20 +865,38 @@ static int scmi_clock_state_get(const struct scmi_protocol_handle *ph, } static int scmi_clock_config_oem_set(const struct scmi_protocol_handle *ph, - u32 clk_id, u8 oem_type, u32 oem_val, - bool atomic) + u32 clk_id, + enum scmi_clock_oem_config oem_type, + u32 oem_val, bool atomic) { struct clock_info *ci = ph->get_priv(ph); + struct scmi_clock_info *clk; + + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + if (!clk->extended_config) + return -EOPNOTSUPP; return ci->clock_config_set(ph, clk_id, CLK_STATE_UNCHANGED, oem_type, oem_val, atomic); } static int scmi_clock_config_oem_get(const struct scmi_protocol_handle *ph, - u32 clk_id, u8 oem_type, u32 *oem_val, - u32 *attributes, bool atomic) + u32 clk_id, + enum scmi_clock_oem_config oem_type, + u32 *oem_val, u32 *attributes, bool atomic) { struct clock_info *ci = ph->get_priv(ph); + struct scmi_clock_info *clk; + + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + if (!clk->extended_config) + return -EOPNOTSUPP; return ci->clock_config_get(ph, clk_id, oem_type, attributes, NULL, oem_val, atomic); @@ -800,10 +915,10 @@ scmi_clock_info_get(const struct scmi_protocol_handle *ph, u32 clk_id) struct scmi_clock_info *clk; struct clock_info *ci = ph->get_priv(ph); - if (clk_id >= ci->num_clocks) + clk = scmi_clock_domain_lookup(ci, clk_id); + if (IS_ERR(clk)) return NULL; - clk = ci->clk + clk_id; if (!clk->name[0]) return NULL; @@ -824,6 +939,28 @@ static const struct scmi_clk_proto_ops clk_proto_ops = { .parent_get = scmi_clock_get_parent, }; +static bool scmi_clk_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + bool supported; + struct scmi_clock_info *clk; + struct clock_info *ci = ph->get_priv(ph); + + if (evt_id >= ARRAY_SIZE(evt_2_cmd)) + return false; + + clk = scmi_clock_domain_lookup(ci, src_id); + if (IS_ERR(clk)) + return false; + + if (evt_id == SCMI_EVENT_CLOCK_RATE_CHANGED) + supported = clk->rate_changed_notifications; + else + supported = clk->rate_change_requested_notifications; + + return supported; +} + static int scmi_clk_rate_notify(const struct scmi_protocol_handle *ph, u32 clk_id, int message_id, bool enable) { @@ -908,6 +1045,7 @@ static const struct scmi_event clk_events[] = { }; static const struct scmi_event_ops clk_event_ops = { + .is_notify_supported = scmi_clk_notify_supported, .get_num_sources = scmi_clk_get_num_sources, .set_notify_enabled = scmi_clk_set_notify_enabled, .fill_custom_report = scmi_clk_fill_custom_report, @@ -949,7 +1087,7 @@ static int scmi_clock_protocol_init(const struct scmi_protocol_handle *ph) for (clkid = 0; clkid < cinfo->num_clocks; clkid++) { struct scmi_clock_info *clk = cinfo->clk + clkid; - ret = scmi_clock_attributes_get(ph, clkid, clk, version); + ret = scmi_clock_attributes_get(ph, clkid, cinfo, version); if (!ret) scmi_clock_describe_rates_get(ph, clkid, clk); } diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h index 00b165d1f502..6affbfdd1dec 100644 --- a/drivers/firmware/arm_scmi/common.h +++ b/drivers/firmware/arm_scmi/common.h @@ -141,7 +141,7 @@ scmi_revision_area_get(const struct scmi_protocol_handle *ph); void scmi_setup_protocol_implemented(const struct scmi_protocol_handle *ph, u8 *prot_imp); -extern struct bus_type scmi_bus_type; +extern const struct bus_type scmi_bus_type; #define SCMI_BUS_NOTIFY_DEVICE_REQUEST 0 #define SCMI_BUS_NOTIFY_DEVICE_UNREQUEST 1 diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 3ea64b22cf0d..34d77802c990 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -86,6 +86,12 @@ struct scmi_xfers_info { * @users: A refcount to track effective users of this protocol. * @priv: Reference for optional protocol private data. * @version: Protocol version supported by the platform as detected at runtime. + * @negotiated_version: When the platform supports a newer protocol version, + * the agent will try to negotiate with the platform the + * usage of the newest version known to it, since + * backward compatibility is NOT automatically assured. + * This field is NON-zero when a successful negotiation + * has completed. * @ph: An embedded protocol handle that will be passed down to protocol * initialization code to identify this instance. * @@ -99,6 +105,7 @@ struct scmi_protocol_instance { refcount_t users; void *priv; unsigned int version; + unsigned int negotiated_version; struct scmi_protocol_handle ph; }; @@ -1754,10 +1761,44 @@ static void scmi_common_fastchannel_db_ring(struct scmi_fc_db_info *db) #endif } +/** + * scmi_protocol_msg_check - Check protocol message attributes + * + * @ph: A reference to the protocol handle. + * @message_id: The ID of the message to check. + * @attributes: A parameter to optionally return the retrieved message + * attributes, in case of Success. + * + * An helper to check protocol message attributes for a specific protocol + * and message pair. + * + * Return: 0 on SUCCESS + */ +static int scmi_protocol_msg_check(const struct scmi_protocol_handle *ph, + u32 message_id, u32 *attributes) +{ + int ret; + struct scmi_xfer *t; + + ret = xfer_get_init(ph, PROTOCOL_MESSAGE_ATTRIBUTES, + sizeof(__le32), 0, &t); + if (ret) + return ret; + + put_unaligned_le32(message_id, t->tx.buf); + ret = do_xfer(ph, t); + if (!ret && attributes) + *attributes = get_unaligned_le32(t->rx.buf); + xfer_put(ph, t); + + return ret; +} + static const struct scmi_proto_helpers_ops helpers_ops = { .extended_name_get = scmi_common_extended_name_get, .iter_response_init = scmi_iterator_init, .iter_response_run = scmi_iterator_run, + .protocol_msg_check = scmi_protocol_msg_check, .fastchannel_init = scmi_common_fastchannel_init, .fastchannel_db_ring = scmi_common_fastchannel_db_ring, }; @@ -1782,6 +1823,44 @@ scmi_revision_area_get(const struct scmi_protocol_handle *ph) } /** + * scmi_protocol_version_negotiate - Negotiate protocol version + * + * @ph: A reference to the protocol handle. + * + * An helper to negotiate a protocol version different from the latest + * advertised as supported from the platform: on Success backward + * compatibility is assured by the platform. + * + * Return: 0 on Success + */ +static int scmi_protocol_version_negotiate(struct scmi_protocol_handle *ph) +{ + int ret; + struct scmi_xfer *t; + struct scmi_protocol_instance *pi = ph_to_pi(ph); + + /* At first check if NEGOTIATE_PROTOCOL_VERSION is supported ... */ + ret = scmi_protocol_msg_check(ph, NEGOTIATE_PROTOCOL_VERSION, NULL); + if (ret) + return ret; + + /* ... then attempt protocol version negotiation */ + ret = xfer_get_init(ph, NEGOTIATE_PROTOCOL_VERSION, + sizeof(__le32), 0, &t); + if (ret) + return ret; + + put_unaligned_le32(pi->proto->supported_version, t->tx.buf); + ret = do_xfer(ph, t); + if (!ret) + pi->negotiated_version = pi->proto->supported_version; + + xfer_put(ph, t); + + return ret; +} + +/** * scmi_alloc_init_protocol_instance - Allocate and initialize a protocol * instance descriptor. * @info: The reference to the related SCMI instance. @@ -1853,11 +1932,21 @@ scmi_alloc_init_protocol_instance(struct scmi_info *info, devres_close_group(handle->dev, pi->gid); dev_dbg(handle->dev, "Initialized protocol: 0x%X\n", pi->proto->id); - if (pi->version > proto->supported_version) - dev_warn(handle->dev, - "Detected UNSUPPORTED higher version 0x%X for protocol 0x%X." - "Backward compatibility is NOT assured.\n", - pi->version, pi->proto->id); + if (pi->version > proto->supported_version) { + ret = scmi_protocol_version_negotiate(&pi->ph); + if (!ret) { + dev_info(handle->dev, + "Protocol 0x%X successfully negotiated version 0x%X\n", + proto->id, pi->negotiated_version); + } else { + dev_warn(handle->dev, + "Detected UNSUPPORTED higher version 0x%X for protocol 0x%X.\n", + pi->version, pi->proto->id); + dev_warn(handle->dev, + "Trying version 0x%X. Backward compatibility is NOT assured.\n", + pi->proto->supported_version); + } + } return pi; diff --git a/drivers/firmware/arm_scmi/notify.c b/drivers/firmware/arm_scmi/notify.c index 0efd20cd9d69..27c52531194d 100644 --- a/drivers/firmware/arm_scmi/notify.c +++ b/drivers/firmware/arm_scmi/notify.c @@ -99,6 +99,7 @@ #define PROTO_ID_MASK GENMASK(31, 24) #define EVT_ID_MASK GENMASK(23, 16) #define SRC_ID_MASK GENMASK(15, 0) +#define NOTIF_UNSUPP -1 /* * Builds an unsigned 32bit key from the given input tuple to be used @@ -788,6 +789,7 @@ int scmi_register_protocol_events(const struct scmi_handle *handle, u8 proto_id, pd->ph = ph; for (i = 0; i < ee->num_events; i++, evt++) { + int id; struct scmi_registered_event *r_evt; r_evt = devm_kzalloc(ni->handle->dev, sizeof(*r_evt), @@ -809,6 +811,11 @@ int scmi_register_protocol_events(const struct scmi_handle *handle, u8 proto_id, if (!r_evt->report) return -ENOMEM; + for (id = 0; id < r_evt->num_sources; id++) + if (ee->ops->is_notify_supported && + !ee->ops->is_notify_supported(ph, r_evt->evt->id, id)) + refcount_set(&r_evt->sources[id], NOTIF_UNSUPP); + pd->registered_events[i] = r_evt; /* Ensure events are updated */ smp_wmb(); @@ -1166,7 +1173,13 @@ static inline int __scmi_enable_evt(struct scmi_registered_event *r_evt, int ret = 0; sid = &r_evt->sources[src_id]; - if (refcount_read(sid) == 0) { + if (refcount_read(sid) == NOTIF_UNSUPP) { + dev_dbg(r_evt->proto->ph->dev, + "Notification NOT supported - proto_id:%d evt_id:%d src_id:%d", + r_evt->proto->id, r_evt->evt->id, + src_id); + ret = -EOPNOTSUPP; + } else if (refcount_read(sid) == 0) { ret = REVT_NOTIFY_ENABLE(r_evt, r_evt->evt->id, src_id); if (!ret) @@ -1179,6 +1192,8 @@ static inline int __scmi_enable_evt(struct scmi_registered_event *r_evt, } else { for (; num_sources; src_id++, num_sources--) { sid = &r_evt->sources[src_id]; + if (refcount_read(sid) == NOTIF_UNSUPP) + continue; if (refcount_dec_and_test(sid)) REVT_NOTIFY_DISABLE(r_evt, r_evt->evt->id, src_id); diff --git a/drivers/firmware/arm_scmi/notify.h b/drivers/firmware/arm_scmi/notify.h index 4e9b627edfef..76758a736cf4 100644 --- a/drivers/firmware/arm_scmi/notify.h +++ b/drivers/firmware/arm_scmi/notify.h @@ -35,6 +35,8 @@ struct scmi_protocol_handle; /** * struct scmi_event_ops - Protocol helpers called by the notification core. + * @is_notify_supported: Return 0 if the specified notification for the + * specified resource (src_id) is supported. * @get_num_sources: Returns the number of possible events' sources for this * protocol * @set_notify_enabled: Enable/disable the required evt_id/src_id notifications @@ -50,6 +52,8 @@ struct scmi_protocol_handle; * process context. */ struct scmi_event_ops { + bool (*is_notify_supported)(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id); int (*get_num_sources)(const struct scmi_protocol_handle *ph); int (*set_notify_enabled)(const struct scmi_protocol_handle *ph, u8 evt_id, u32 src_id, bool enabled); diff --git a/drivers/firmware/arm_scmi/optee.c b/drivers/firmware/arm_scmi/optee.c index 25bfb465484d..4e7944b91e38 100644 --- a/drivers/firmware/arm_scmi/optee.c +++ b/drivers/firmware/arm_scmi/optee.c @@ -109,8 +109,10 @@ enum scmi_optee_pta_cmd { * @rx_len: Response size * @mu: Mutex protection on channel access * @cinfo: SCMI channel information - * @shmem: Virtual base address of the shared memory - * @req: Shared memory protocol handle for SCMI request and synchronous response + * @req: union for SCMI interface + * @req.shmem: Virtual base address of the shared memory + * @req.msg: Shared memory protocol handle for SCMI request and + * synchronous response * @tee_shm: TEE shared memory handle @req or NULL if using IOMEM shmem * @link: Reference in agent's channel list */ diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c index 211e8e0aef2c..981e327e63e3 100644 --- a/drivers/firmware/arm_scmi/perf.c +++ b/drivers/firmware/arm_scmi/perf.c @@ -182,6 +182,8 @@ struct scmi_perf_info { enum scmi_power_scale power_scale; u64 stats_addr; u32 stats_size; + bool notify_lvl_cmd; + bool notify_lim_cmd; struct perf_dom_info *dom_info; }; @@ -222,6 +224,15 @@ static int scmi_perf_attributes_get(const struct scmi_protocol_handle *ph, } ph->xops->xfer_put(ph, t); + + if (!ret) { + if (!ph->hops->protocol_msg_check(ph, PERF_NOTIFY_LEVEL, NULL)) + pi->notify_lvl_cmd = true; + + if (!ph->hops->protocol_msg_check(ph, PERF_NOTIFY_LIMITS, NULL)) + pi->notify_lim_cmd = true; + } + return ret; } @@ -239,6 +250,7 @@ static void scmi_perf_xa_destroy(void *data) static int scmi_perf_domain_attributes_get(const struct scmi_protocol_handle *ph, struct perf_dom_info *dom_info, + bool notify_lim_cmd, bool notify_lvl_cmd, u32 version) { int ret; @@ -260,8 +272,12 @@ scmi_perf_domain_attributes_get(const struct scmi_protocol_handle *ph, dom_info->set_limits = SUPPORTS_SET_LIMITS(flags); dom_info->info.set_perf = SUPPORTS_SET_PERF_LVL(flags); - dom_info->perf_limit_notify = SUPPORTS_PERF_LIMIT_NOTIFY(flags); - dom_info->perf_level_notify = SUPPORTS_PERF_LEVEL_NOTIFY(flags); + if (notify_lim_cmd) + dom_info->perf_limit_notify = + SUPPORTS_PERF_LIMIT_NOTIFY(flags); + if (notify_lvl_cmd) + dom_info->perf_level_notify = + SUPPORTS_PERF_LEVEL_NOTIFY(flags); dom_info->perf_fastchannels = SUPPORTS_PERF_FASTCHANNELS(flags); if (PROTOCOL_REV_MAJOR(version) >= 0x4) dom_info->level_indexing_mode = @@ -270,15 +286,30 @@ scmi_perf_domain_attributes_get(const struct scmi_protocol_handle *ph, le32_to_cpu(attr->sustained_freq_khz); dom_info->sustained_perf_level = le32_to_cpu(attr->sustained_perf_level); + /* + * sustained_freq_khz = mult_factor * sustained_perf_level + * mult_factor must be non zero positive integer(not fraction) + */ if (!dom_info->sustained_freq_khz || !dom_info->sustained_perf_level || - dom_info->level_indexing_mode) + dom_info->level_indexing_mode) { /* CPUFreq converts to kHz, hence default 1000 */ dom_info->mult_factor = 1000; - else + } else { dom_info->mult_factor = (dom_info->sustained_freq_khz * 1000UL) / dom_info->sustained_perf_level; + if ((dom_info->sustained_freq_khz * 1000UL) % + dom_info->sustained_perf_level) + dev_warn(ph->dev, + "multiplier for domain %d rounded\n", + dom_info->id); + } + if (!dom_info->mult_factor) + dev_warn(ph->dev, + "Wrong sustained perf/frequency(domain %d)\n", + dom_info->id); + strscpy(dom_info->info.name, attr->name, SCMI_SHORT_NAME_MAX_SIZE); } @@ -295,9 +326,9 @@ scmi_perf_domain_attributes_get(const struct scmi_protocol_handle *ph, dom_info->id, NULL, dom_info->info.name, SCMI_MAX_STR_SIZE); + xa_init(&dom_info->opps_by_lvl); if (dom_info->level_indexing_mode) { xa_init(&dom_info->opps_by_idx); - xa_init(&dom_info->opps_by_lvl); hash_init(dom_info->opps_by_freq); } @@ -340,13 +371,21 @@ static int iter_perf_levels_update_state(struct scmi_iterator_state *st, } static inline void -process_response_opp(struct scmi_opp *opp, unsigned int loop_idx, +process_response_opp(struct device *dev, struct perf_dom_info *dom, + struct scmi_opp *opp, unsigned int loop_idx, const struct scmi_msg_resp_perf_describe_levels *r) { + int ret; + opp->perf = le32_to_cpu(r->opp[loop_idx].perf_val); opp->power = le32_to_cpu(r->opp[loop_idx].power); opp->trans_latency_us = le16_to_cpu(r->opp[loop_idx].transition_latency_us); + + ret = xa_insert(&dom->opps_by_lvl, opp->perf, opp, GFP_KERNEL); + if (ret) + dev_warn(dev, "Failed to add opps_by_lvl at %d - ret:%d\n", + opp->perf, ret); } static inline void @@ -354,16 +393,21 @@ process_response_opp_v4(struct device *dev, struct perf_dom_info *dom, struct scmi_opp *opp, unsigned int loop_idx, const struct scmi_msg_resp_perf_describe_levels_v4 *r) { + int ret; + opp->perf = le32_to_cpu(r->opp[loop_idx].perf_val); opp->power = le32_to_cpu(r->opp[loop_idx].power); opp->trans_latency_us = le16_to_cpu(r->opp[loop_idx].transition_latency_us); + ret = xa_insert(&dom->opps_by_lvl, opp->perf, opp, GFP_KERNEL); + if (ret) + dev_warn(dev, "Failed to add opps_by_lvl at %d - ret:%d\n", + opp->perf, ret); + /* Note that PERF v4 reports always five 32-bit words */ opp->indicative_freq = le32_to_cpu(r->opp[loop_idx].indicative_freq); if (dom->level_indexing_mode) { - int ret; - opp->level_index = le32_to_cpu(r->opp[loop_idx].level_index); ret = xa_insert(&dom->opps_by_idx, opp->level_index, opp, @@ -373,12 +417,6 @@ process_response_opp_v4(struct device *dev, struct perf_dom_info *dom, "Failed to add opps_by_idx at %d - ret:%d\n", opp->level_index, ret); - ret = xa_insert(&dom->opps_by_lvl, opp->perf, opp, GFP_KERNEL); - if (ret) - dev_warn(dev, - "Failed to add opps_by_lvl at %d - ret:%d\n", - opp->perf, ret); - hash_add(dom->opps_by_freq, &opp->hash, opp->indicative_freq); } } @@ -393,7 +431,8 @@ iter_perf_levels_process_response(const struct scmi_protocol_handle *ph, opp = &p->perf_dom->opp[st->desc_index + st->loop_idx]; if (PROTOCOL_REV_MAJOR(p->version) <= 0x3) - process_response_opp(opp, st->loop_idx, response); + process_response_opp(ph->dev, p->perf_dom, opp, st->loop_idx, + response); else process_response_opp_v4(ph->dev, p->perf_dom, opp, st->loop_idx, response); @@ -978,6 +1017,27 @@ static const struct scmi_perf_proto_ops perf_proto_ops = { .power_scale_get = scmi_power_scale_get, }; +static bool scmi_perf_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + bool supported; + struct perf_dom_info *dom; + + if (evt_id >= ARRAY_SIZE(evt_2_cmd)) + return false; + + dom = scmi_perf_domain_lookup(ph, src_id); + if (IS_ERR(dom)) + return false; + + if (evt_id == SCMI_EVENT_PERFORMANCE_LIMITS_CHANGED) + supported = dom->perf_limit_notify; + else + supported = dom->perf_level_notify; + + return supported; +} + static int scmi_perf_set_notify_enabled(const struct scmi_protocol_handle *ph, u8 evt_id, u32 src_id, bool enable) { @@ -995,18 +1055,47 @@ static int scmi_perf_set_notify_enabled(const struct scmi_protocol_handle *ph, return ret; } +static int +scmi_perf_xlate_opp_to_freq(struct perf_dom_info *dom, + unsigned int index, unsigned long *freq) +{ + struct scmi_opp *opp; + + if (!dom || !freq) + return -EINVAL; + + if (!dom->level_indexing_mode) { + opp = xa_load(&dom->opps_by_lvl, index); + if (!opp) + return -ENODEV; + + *freq = opp->perf * dom->mult_factor; + } else { + opp = xa_load(&dom->opps_by_idx, index); + if (!opp) + return -ENODEV; + + *freq = opp->indicative_freq * dom->mult_factor; + } + + return 0; +} + static void *scmi_perf_fill_custom_report(const struct scmi_protocol_handle *ph, u8 evt_id, ktime_t timestamp, const void *payld, size_t payld_sz, void *report, u32 *src_id) { + int ret; void *rep = NULL; + struct perf_dom_info *dom; switch (evt_id) { case SCMI_EVENT_PERFORMANCE_LIMITS_CHANGED: { const struct scmi_perf_limits_notify_payld *p = payld; struct scmi_perf_limits_report *r = report; + unsigned long freq_min, freq_max; if (sizeof(*p) != payld_sz) break; @@ -1016,14 +1105,36 @@ static void *scmi_perf_fill_custom_report(const struct scmi_protocol_handle *ph, r->domain_id = le32_to_cpu(p->domain_id); r->range_max = le32_to_cpu(p->range_max); r->range_min = le32_to_cpu(p->range_min); + /* Check if the reported domain exist at all */ + dom = scmi_perf_domain_lookup(ph, r->domain_id); + if (IS_ERR(dom)) + break; + /* + * Event will be reported from this point on... + * ...even if, later, xlated frequencies were not retrieved. + */ *src_id = r->domain_id; rep = r; + + ret = scmi_perf_xlate_opp_to_freq(dom, r->range_max, &freq_max); + if (ret) + break; + + ret = scmi_perf_xlate_opp_to_freq(dom, r->range_min, &freq_min); + if (ret) + break; + + /* Report translated freqs ONLY if both available */ + r->range_max_freq = freq_max; + r->range_min_freq = freq_min; + break; } case SCMI_EVENT_PERFORMANCE_LEVEL_CHANGED: { const struct scmi_perf_level_notify_payld *p = payld; struct scmi_perf_level_report *r = report; + unsigned long freq; if (sizeof(*p) != payld_sz) break; @@ -1031,9 +1142,27 @@ static void *scmi_perf_fill_custom_report(const struct scmi_protocol_handle *ph, r->timestamp = timestamp; r->agent_id = le32_to_cpu(p->agent_id); r->domain_id = le32_to_cpu(p->domain_id); + /* Report translated freqs ONLY if available */ r->performance_level = le32_to_cpu(p->performance_level); + /* Check if the reported domain exist at all */ + dom = scmi_perf_domain_lookup(ph, r->domain_id); + if (IS_ERR(dom)) + break; + /* + * Event will be reported from this point on... + * ...even if, later, xlated frequencies were not retrieved. + */ *src_id = r->domain_id; rep = r; + + /* Report translated freqs ONLY if available */ + ret = scmi_perf_xlate_opp_to_freq(dom, r->performance_level, + &freq); + if (ret) + break; + + r->performance_level_freq = freq; + break; } default: @@ -1067,6 +1196,7 @@ static const struct scmi_event perf_events[] = { }; static const struct scmi_event_ops perf_event_ops = { + .is_notify_supported = scmi_perf_notify_supported, .get_num_sources = scmi_perf_get_num_sources, .set_notify_enabled = scmi_perf_set_notify_enabled, .fill_custom_report = scmi_perf_fill_custom_report, @@ -1111,7 +1241,8 @@ static int scmi_perf_protocol_init(const struct scmi_protocol_handle *ph) struct perf_dom_info *dom = pinfo->dom_info + domain; dom->id = domain; - scmi_perf_domain_attributes_get(ph, dom, version); + scmi_perf_domain_attributes_get(ph, dom, pinfo->notify_lim_cmd, + pinfo->notify_lvl_cmd, version); scmi_perf_describe_levels_get(ph, dom, version); if (dom->perf_fastchannels) diff --git a/drivers/firmware/arm_scmi/power.c b/drivers/firmware/arm_scmi/power.c index c2e6b9b4d941..49666bd1d8ac 100644 --- a/drivers/firmware/arm_scmi/power.c +++ b/drivers/firmware/arm_scmi/power.c @@ -68,6 +68,7 @@ struct power_dom_info { struct scmi_power_info { u32 version; + bool notify_state_change_cmd; int num_domains; u64 stats_addr; u32 stats_size; @@ -97,13 +98,18 @@ static int scmi_power_attributes_get(const struct scmi_protocol_handle *ph, } ph->xops->xfer_put(ph, t); + + if (!ret) + if (!ph->hops->protocol_msg_check(ph, POWER_STATE_NOTIFY, NULL)) + pi->notify_state_change_cmd = true; + return ret; } static int scmi_power_domain_attributes_get(const struct scmi_protocol_handle *ph, u32 domain, struct power_dom_info *dom_info, - u32 version) + u32 version, bool notify_state_change_cmd) { int ret; u32 flags; @@ -122,7 +128,9 @@ scmi_power_domain_attributes_get(const struct scmi_protocol_handle *ph, if (!ret) { flags = le32_to_cpu(attr->flags); - dom_info->state_set_notify = SUPPORTS_STATE_SET_NOTIFY(flags); + if (notify_state_change_cmd) + dom_info->state_set_notify = + SUPPORTS_STATE_SET_NOTIFY(flags); dom_info->state_set_async = SUPPORTS_STATE_SET_ASYNC(flags); dom_info->state_set_sync = SUPPORTS_STATE_SET_SYNC(flags); strscpy(dom_info->name, attr->name, SCMI_SHORT_NAME_MAX_SIZE); @@ -231,6 +239,20 @@ static int scmi_power_request_notify(const struct scmi_protocol_handle *ph, return ret; } +static bool scmi_power_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + struct power_dom_info *dom; + struct scmi_power_info *pinfo = ph->get_priv(ph); + + if (evt_id != SCMI_EVENT_POWER_STATE_CHANGED || + src_id >= pinfo->num_domains) + return false; + + dom = pinfo->dom_info + src_id; + return dom->state_set_notify; +} + static int scmi_power_set_notify_enabled(const struct scmi_protocol_handle *ph, u8 evt_id, u32 src_id, bool enable) { @@ -285,6 +307,7 @@ static const struct scmi_event power_events[] = { }; static const struct scmi_event_ops power_event_ops = { + .is_notify_supported = scmi_power_notify_supported, .get_num_sources = scmi_power_get_num_sources, .set_notify_enabled = scmi_power_set_notify_enabled, .fill_custom_report = scmi_power_fill_custom_report, @@ -326,7 +349,8 @@ static int scmi_power_protocol_init(const struct scmi_protocol_handle *ph) for (domain = 0; domain < pinfo->num_domains; domain++) { struct power_dom_info *dom = pinfo->dom_info + domain; - scmi_power_domain_attributes_get(ph, domain, dom, version); + scmi_power_domain_attributes_get(ph, domain, dom, version, + pinfo->notify_state_change_cmd); } pinfo->version = version; diff --git a/drivers/firmware/arm_scmi/powercap.c b/drivers/firmware/arm_scmi/powercap.c index a4c6cd4716fe..2fab92367e42 100644 --- a/drivers/firmware/arm_scmi/powercap.c +++ b/drivers/firmware/arm_scmi/powercap.c @@ -124,6 +124,8 @@ struct scmi_powercap_state { struct powercap_info { u32 version; int num_domains; + bool notify_cap_cmd; + bool notify_measurements_cmd; struct scmi_powercap_state *states; struct scmi_powercap_info *powercaps; }; @@ -157,6 +159,18 @@ scmi_powercap_attributes_get(const struct scmi_protocol_handle *ph, } ph->xops->xfer_put(ph, t); + + if (!ret) { + if (!ph->hops->protocol_msg_check(ph, + POWERCAP_CAP_NOTIFY, NULL)) + pi->notify_cap_cmd = true; + + if (!ph->hops->protocol_msg_check(ph, + POWERCAP_MEASUREMENTS_NOTIFY, + NULL)) + pi->notify_measurements_cmd = true; + } + return ret; } @@ -200,10 +214,12 @@ scmi_powercap_domain_attributes_get(const struct scmi_protocol_handle *ph, flags = le32_to_cpu(resp->attributes); dom_info->id = domain; - dom_info->notify_powercap_cap_change = - SUPPORTS_POWERCAP_CAP_CHANGE_NOTIFY(flags); - dom_info->notify_powercap_measurement_change = - SUPPORTS_POWERCAP_MEASUREMENTS_CHANGE_NOTIFY(flags); + if (pinfo->notify_cap_cmd) + dom_info->notify_powercap_cap_change = + SUPPORTS_POWERCAP_CAP_CHANGE_NOTIFY(flags); + if (pinfo->notify_measurements_cmd) + dom_info->notify_powercap_measurement_change = + SUPPORTS_POWERCAP_MEASUREMENTS_CHANGE_NOTIFY(flags); dom_info->async_powercap_cap_set = SUPPORTS_ASYNC_POWERCAP_CAP_SET(flags); dom_info->powercap_cap_config = @@ -788,6 +804,26 @@ static int scmi_powercap_notify(const struct scmi_protocol_handle *ph, return ret; } +static bool +scmi_powercap_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + bool supported = false; + const struct scmi_powercap_info *dom_info; + struct powercap_info *pi = ph->get_priv(ph); + + if (evt_id >= ARRAY_SIZE(evt_2_cmd) || src_id >= pi->num_domains) + return false; + + dom_info = pi->powercaps + src_id; + if (evt_id == SCMI_EVENT_POWERCAP_CAP_CHANGED) + supported = dom_info->notify_powercap_cap_change; + else if (evt_id == SCMI_EVENT_POWERCAP_MEASUREMENTS_CHANGED) + supported = dom_info->notify_powercap_measurement_change; + + return supported; +} + static int scmi_powercap_set_notify_enabled(const struct scmi_protocol_handle *ph, u8 evt_id, u32 src_id, bool enable) @@ -904,6 +940,7 @@ static const struct scmi_event powercap_events[] = { }; static const struct scmi_event_ops powercap_event_ops = { + .is_notify_supported = scmi_powercap_notify_supported, .get_num_sources = scmi_powercap_get_num_sources, .set_notify_enabled = scmi_powercap_set_notify_enabled, .fill_custom_report = scmi_powercap_fill_custom_report, diff --git a/drivers/firmware/arm_scmi/protocols.h b/drivers/firmware/arm_scmi/protocols.h index e683c26f24eb..693019fff0f6 100644 --- a/drivers/firmware/arm_scmi/protocols.h +++ b/drivers/firmware/arm_scmi/protocols.h @@ -33,6 +33,7 @@ enum scmi_common_cmd { PROTOCOL_VERSION = 0x0, PROTOCOL_ATTRIBUTES = 0x1, PROTOCOL_MESSAGE_ATTRIBUTES = 0x2, + NEGOTIATE_PROTOCOL_VERSION = 0x10, }; /** @@ -251,6 +252,8 @@ struct scmi_fc_info { * provided in @ops. * @iter_response_run: A common helper to trigger the run of a previously * initialized iterator. + * @protocol_msg_check: A common helper to check is a specific protocol message + * is supported. * @fastchannel_init: A common helper used to initialize FC descriptors by * gathering FC descriptions from the SCMI platform server. * @fastchannel_db_ring: A common helper to ring a FC doorbell. @@ -264,6 +267,8 @@ struct scmi_proto_helpers_ops { unsigned int max_resources, u8 msg_id, size_t tx_size, void *priv); int (*iter_response_run)(void *iter); + int (*protocol_msg_check)(const struct scmi_protocol_handle *ph, + u32 message_id, u32 *attributes); void (*fastchannel_init)(const struct scmi_protocol_handle *ph, u8 describe_id, u32 message_id, u32 valid_size, u32 domain, diff --git a/drivers/firmware/arm_scmi/reset.c b/drivers/firmware/arm_scmi/reset.c index 19970d9f9e36..1b318316535e 100644 --- a/drivers/firmware/arm_scmi/reset.c +++ b/drivers/firmware/arm_scmi/reset.c @@ -67,6 +67,7 @@ struct reset_dom_info { struct scmi_reset_info { u32 version; int num_domains; + bool notify_reset_cmd; struct reset_dom_info *dom_info; }; @@ -89,18 +90,24 @@ static int scmi_reset_attributes_get(const struct scmi_protocol_handle *ph, } ph->xops->xfer_put(ph, t); + + if (!ret) + if (!ph->hops->protocol_msg_check(ph, RESET_NOTIFY, NULL)) + pi->notify_reset_cmd = true; + return ret; } static int scmi_reset_domain_attributes_get(const struct scmi_protocol_handle *ph, - u32 domain, struct reset_dom_info *dom_info, - u32 version) + struct scmi_reset_info *pinfo, + u32 domain, u32 version) { int ret; u32 attributes; struct scmi_xfer *t; struct scmi_msg_resp_reset_domain_attributes *attr; + struct reset_dom_info *dom_info = pinfo->dom_info + domain; ret = ph->xops->xfer_get_init(ph, RESET_DOMAIN_ATTRIBUTES, sizeof(domain), sizeof(*attr), &t); @@ -115,7 +122,9 @@ scmi_reset_domain_attributes_get(const struct scmi_protocol_handle *ph, attributes = le32_to_cpu(attr->attributes); dom_info->async_reset = SUPPORTS_ASYNC_RESET(attributes); - dom_info->reset_notify = SUPPORTS_NOTIFY_RESET(attributes); + if (pinfo->notify_reset_cmd) + dom_info->reset_notify = + SUPPORTS_NOTIFY_RESET(attributes); dom_info->latency_us = le32_to_cpu(attr->latency); if (dom_info->latency_us == U32_MAX) dom_info->latency_us = 0; @@ -226,6 +235,20 @@ static const struct scmi_reset_proto_ops reset_proto_ops = { .deassert = scmi_reset_domain_deassert, }; +static bool scmi_reset_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + struct reset_dom_info *dom; + struct scmi_reset_info *pi = ph->get_priv(ph); + + if (evt_id != SCMI_EVENT_RESET_ISSUED || src_id >= pi->num_domains) + return false; + + dom = pi->dom_info + src_id; + + return dom->reset_notify; +} + static int scmi_reset_notify(const struct scmi_protocol_handle *ph, u32 domain_id, bool enable) { @@ -301,6 +324,7 @@ static const struct scmi_event reset_events[] = { }; static const struct scmi_event_ops reset_event_ops = { + .is_notify_supported = scmi_reset_notify_supported, .get_num_sources = scmi_reset_get_num_sources, .set_notify_enabled = scmi_reset_set_notify_enabled, .fill_custom_report = scmi_reset_fill_custom_report, @@ -339,11 +363,8 @@ static int scmi_reset_protocol_init(const struct scmi_protocol_handle *ph) if (!pinfo->dom_info) return -ENOMEM; - for (domain = 0; domain < pinfo->num_domains; domain++) { - struct reset_dom_info *dom = pinfo->dom_info + domain; - - scmi_reset_domain_attributes_get(ph, domain, dom, version); - } + for (domain = 0; domain < pinfo->num_domains; domain++) + scmi_reset_domain_attributes_get(ph, pinfo, domain, version); pinfo->version = version; return ph->set_priv(ph, pinfo, version); diff --git a/drivers/firmware/arm_scmi/sensors.c b/drivers/firmware/arm_scmi/sensors.c index 311149965370..7fc5535ca34c 100644 --- a/drivers/firmware/arm_scmi/sensors.c +++ b/drivers/firmware/arm_scmi/sensors.c @@ -215,6 +215,8 @@ struct scmi_sensor_update_notify_payld { struct sensors_info { u32 version; + bool notify_trip_point_cmd; + bool notify_continuos_update_cmd; int num_sensors; int max_requests; u64 reg_addr; @@ -246,6 +248,18 @@ static int scmi_sensor_attributes_get(const struct scmi_protocol_handle *ph, } ph->xops->xfer_put(ph, t); + + if (!ret) { + if (!ph->hops->protocol_msg_check(ph, + SENSOR_TRIP_POINT_NOTIFY, NULL)) + si->notify_trip_point_cmd = true; + + if (!ph->hops->protocol_msg_check(ph, + SENSOR_CONTINUOUS_UPDATE_NOTIFY, + NULL)) + si->notify_continuos_update_cmd = true; + } + return ret; } @@ -594,7 +608,8 @@ iter_sens_descr_process_response(const struct scmi_protocol_handle *ph, * Such bitfields are assumed to be zeroed on non * relevant fw versions...assuming fw not buggy ! */ - s->update = SUPPORTS_UPDATE_NOTIFY(attrl); + if (si->notify_continuos_update_cmd) + s->update = SUPPORTS_UPDATE_NOTIFY(attrl); s->timestamped = SUPPORTS_TIMESTAMP(attrl); if (s->timestamped) s->tstamp_scale = S32_EXT(SENSOR_TSTAMP_EXP(attrl)); @@ -988,6 +1003,25 @@ static const struct scmi_sensor_proto_ops sensor_proto_ops = { .config_set = scmi_sensor_config_set, }; +static bool scmi_sensor_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + bool supported = false; + const struct scmi_sensor_info *s; + struct sensors_info *sinfo = ph->get_priv(ph); + + s = scmi_sensor_info_get(ph, src_id); + if (!s) + return false; + + if (evt_id == SCMI_EVENT_SENSOR_TRIP_POINT_EVENT) + supported = sinfo->notify_trip_point_cmd; + else if (evt_id == SCMI_EVENT_SENSOR_UPDATE) + supported = s->update; + + return supported; +} + static int scmi_sensor_set_notify_enabled(const struct scmi_protocol_handle *ph, u8 evt_id, u32 src_id, bool enable) { @@ -1099,6 +1133,7 @@ static const struct scmi_event sensor_events[] = { }; static const struct scmi_event_ops sensor_event_ops = { + .is_notify_supported = scmi_sensor_notify_supported, .get_num_sources = scmi_sensor_get_num_sources, .set_notify_enabled = scmi_sensor_set_notify_enabled, .fill_custom_report = scmi_sensor_fill_custom_report, diff --git a/drivers/firmware/arm_scmi/smc.c b/drivers/firmware/arm_scmi/smc.c index 7611e9665038..39936e1dd30e 100644 --- a/drivers/firmware/arm_scmi/smc.c +++ b/drivers/firmware/arm_scmi/smc.c @@ -214,6 +214,13 @@ static int smc_chan_free(int id, void *p, void *data) struct scmi_chan_info *cinfo = p; struct scmi_smc *scmi_info = cinfo->transport_info; + /* + * Different protocols might share the same chan info, so a previous + * smc_chan_free call might have already freed the structure. + */ + if (!scmi_info) + return 0; + /* Ignore any possible further reception on the IRQ path */ if (scmi_info->irq > 0) free_irq(scmi_info->irq, scmi_info); diff --git a/drivers/firmware/arm_scmi/system.c b/drivers/firmware/arm_scmi/system.c index 1621da97bcbb..b6358c155f7f 100644 --- a/drivers/firmware/arm_scmi/system.c +++ b/drivers/firmware/arm_scmi/system.c @@ -36,8 +36,20 @@ struct scmi_system_power_state_notifier_payld { struct scmi_system_info { u32 version; bool graceful_timeout_supported; + bool power_state_notify_cmd; }; +static bool scmi_system_notify_supported(const struct scmi_protocol_handle *ph, + u8 evt_id, u32 src_id) +{ + struct scmi_system_info *pinfo = ph->get_priv(ph); + + if (evt_id != SCMI_EVENT_SYSTEM_POWER_STATE_NOTIFIER) + return false; + + return pinfo->power_state_notify_cmd; +} + static int scmi_system_request_notify(const struct scmi_protocol_handle *ph, bool enable) { @@ -114,6 +126,7 @@ static const struct scmi_event system_events[] = { }; static const struct scmi_event_ops system_event_ops = { + .is_notify_supported = scmi_system_notify_supported, .set_notify_enabled = scmi_system_set_notify_enabled, .fill_custom_report = scmi_system_fill_custom_report, }; @@ -147,6 +160,9 @@ static int scmi_system_protocol_init(const struct scmi_protocol_handle *ph) if (PROTOCOL_REV_MAJOR(pinfo->version) >= 0x2) pinfo->graceful_timeout_supported = true; + if (!ph->hops->protocol_msg_check(ph, SYSTEM_POWER_STATE_NOTIFY, NULL)) + pinfo->power_state_notify_cmd = true; + return ph->set_priv(ph, pinfo, version); } diff --git a/drivers/firmware/efi/arm-runtime.c b/drivers/firmware/efi/arm-runtime.c index 83f5bb57fa4c..83092d93f36a 100644 --- a/drivers/firmware/efi/arm-runtime.c +++ b/drivers/firmware/efi/arm-runtime.c @@ -107,7 +107,7 @@ static int __init arm_enable_runtime_services(void) efi_memory_desc_t *md; for_each_efi_memory_desc(md) { - int md_size = md->num_pages << EFI_PAGE_SHIFT; + u64 md_size = md->num_pages << EFI_PAGE_SHIFT; struct resource *res; if (!(md->attribute & EFI_MEMORY_SP)) diff --git a/drivers/firmware/efi/capsule-loader.c b/drivers/firmware/efi/capsule-loader.c index 3e8d4b51a814..97bafb5f7038 100644 --- a/drivers/firmware/efi/capsule-loader.c +++ b/drivers/firmware/efi/capsule-loader.c @@ -292,7 +292,7 @@ static int efi_capsule_open(struct inode *inode, struct file *file) return -ENOMEM; } - cap_info->phys = kzalloc(sizeof(void *), GFP_KERNEL); + cap_info->phys = kzalloc(sizeof(phys_addr_t), GFP_KERNEL); if (!cap_info->phys) { kfree(cap_info->pages); kfree(cap_info); diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c index 35c37f667781..9b3884ff81e6 100644 --- a/drivers/firmware/efi/cper.c +++ b/drivers/firmware/efi/cper.c @@ -523,6 +523,17 @@ static void cper_print_tstamp(const char *pfx, } } +struct ignore_section { + guid_t guid; + const char *name; +}; + +static const struct ignore_section ignore_sections[] = { + { .guid = CPER_SEC_CXL_GEN_MEDIA_GUID, .name = "CXL General Media Event" }, + { .guid = CPER_SEC_CXL_DRAM_GUID, .name = "CXL DRAM Event" }, + { .guid = CPER_SEC_CXL_MEM_MODULE_GUID, .name = "CXL Memory Module Event" }, +}; + static void cper_estatus_print_section(const char *pfx, struct acpi_hest_generic_data *gdata, int sec_no) @@ -543,6 +554,14 @@ cper_estatus_print_section(const char *pfx, struct acpi_hest_generic_data *gdata printk("%s""fru_text: %.20s\n", pfx, gdata->fru_text); snprintf(newpfx, sizeof(newpfx), "%s ", pfx); + + for (int i = 0; i < ARRAY_SIZE(ignore_sections); i++) { + if (guid_equal(sec_type, &ignore_sections[i].guid)) { + printk("%ssection_type: %s\n", newpfx, ignore_sections[i].name); + return; + } + } + if (guid_equal(sec_type, &CPER_SEC_PROC_GENERIC)) { struct cper_sec_proc_generic *proc_err = acpi_hest_get_payload(gdata); diff --git a/drivers/firmware/efi/efi-init.c b/drivers/firmware/efi/efi-init.c index d4987d013080..a00e07b853f2 100644 --- a/drivers/firmware/efi/efi-init.c +++ b/drivers/firmware/efi/efi-init.c @@ -144,15 +144,6 @@ static __init int is_usable_memory(efi_memory_desc_t *md) case EFI_CONVENTIONAL_MEMORY: case EFI_PERSISTENT_MEMORY: /* - * Special purpose memory is 'soft reserved', which means it - * is set aside initially, but can be hotplugged back in or - * be assigned to the dax driver after boot. - */ - if (efi_soft_reserve_enabled() && - (md->attribute & EFI_MEMORY_SP)) - return false; - - /* * According to the spec, these regions are no longer reserved * after calling ExitBootServices(). However, we can only use * them as System RAM if they can be mapped writeback cacheable. @@ -196,6 +187,16 @@ static __init void reserve_regions(void) size = npages << PAGE_SHIFT; if (is_memory(md)) { + /* + * Special purpose memory is 'soft reserved', which + * means it is set aside initially. Don't add a memblock + * for it now so that it can be hotplugged back in or + * be assigned to the dax driver after boot. + */ + if (efi_soft_reserve_enabled() && + (md->attribute & EFI_MEMORY_SP)) + continue; + early_init_dt_add_memory_arch(paddr, size); if (!is_usable_memory(md)) diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c index e7b9ec6f8a86..833cbb995dd3 100644 --- a/drivers/firmware/efi/efi-pstore.c +++ b/drivers/firmware/efi/efi-pstore.c @@ -14,16 +14,43 @@ static unsigned int record_size = 1024; module_param(record_size, uint, 0444); MODULE_PARM_DESC(record_size, "size of each pstore UEFI var (in bytes, min/default=1024)"); -static bool efivars_pstore_disable = - IS_ENABLED(CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE); - -module_param_named(pstore_disable, efivars_pstore_disable, bool, 0644); - #define PSTORE_EFI_ATTRIBUTES \ (EFI_VARIABLE_NON_VOLATILE | \ EFI_VARIABLE_BOOTSERVICE_ACCESS | \ EFI_VARIABLE_RUNTIME_ACCESS) +static bool pstore_disable = IS_ENABLED(CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE); + +static int efivars_pstore_init(void); +static void efivars_pstore_exit(void); + +static int efi_pstore_disable_set(const char *val, const struct kernel_param *kp) +{ + int err; + bool old_pstore_disable = pstore_disable; + + err = param_set_bool(val, kp); + if (err) + return err; + + if (old_pstore_disable != pstore_disable) { + if (pstore_disable) + efivars_pstore_exit(); + else + efivars_pstore_init(); + } + + return 0; +} + +static const struct kernel_param_ops pstore_disable_ops = { + .set = efi_pstore_disable_set, + .get = param_get_bool, +}; + +module_param_cb(pstore_disable, &pstore_disable_ops, &pstore_disable, 0644); +__MODULE_PARM_TYPE(pstore_disable, "bool"); + static int efi_pstore_open(struct pstore_info *psi) { int err; @@ -218,12 +245,12 @@ static struct pstore_info efi_pstore_info = { .erase = efi_pstore_erase, }; -static __init int efivars_pstore_init(void) +static int efivars_pstore_init(void) { if (!efivar_supports_writes()) return 0; - if (efivars_pstore_disable) + if (pstore_disable) return 0; /* @@ -250,7 +277,7 @@ static __init int efivars_pstore_init(void) return 0; } -static __exit void efivars_pstore_exit(void) +static void efivars_pstore_exit(void) { if (!efi_pstore_info.bufsize) return; diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile index 06964a3c130f..73f4810f6db3 100644 --- a/drivers/firmware/efi/libstub/Makefile +++ b/drivers/firmware/efi/libstub/Makefile @@ -28,7 +28,7 @@ cflags-$(CONFIG_ARM) += -DEFI_HAVE_STRLEN -DEFI_HAVE_STRNLEN \ -DEFI_HAVE_MEMCHR -DEFI_HAVE_STRRCHR \ -DEFI_HAVE_STRCMP -fno-builtin -fpic \ $(call cc-option,-mno-single-pic-base) -cflags-$(CONFIG_RISCV) += -fpic -DNO_ALTERNATIVE +cflags-$(CONFIG_RISCV) += -fpic -DNO_ALTERNATIVE -mno-relax cflags-$(CONFIG_LOONGARCH) += -fpie cflags-$(CONFIG_EFI_PARAMS_FROM_FDT) += -I$(srctree)/scripts/dtc/libfdt @@ -143,7 +143,7 @@ STUBCOPY_RELOC-$(CONFIG_ARM64) := R_AARCH64_ABS # exist. STUBCOPY_FLAGS-$(CONFIG_RISCV) += --prefix-alloc-sections=.init \ --prefix-symbols=__efistub_ -STUBCOPY_RELOC-$(CONFIG_RISCV) := R_RISCV_HI20 +STUBCOPY_RELOC-$(CONFIG_RISCV) := -E R_RISCV_HI20\|R_RISCV_$(BITS)\|R_RISCV_RELAX # For LoongArch, keep all the symbols in .init section and make sure that no # absolute symbols references exist. diff --git a/drivers/firmware/efi/libstub/alignedmem.c b/drivers/firmware/efi/libstub/alignedmem.c index 6b83c492c3b8..31928bd87e0f 100644 --- a/drivers/firmware/efi/libstub/alignedmem.c +++ b/drivers/firmware/efi/libstub/alignedmem.c @@ -14,6 +14,7 @@ * @max: the address that the last allocated memory page shall not * exceed * @align: minimum alignment of the base of the allocation + * @memory_type: the type of memory to allocate * * Allocate pages as EFI_LOADER_DATA. The allocated pages are aligned according * to @align, which should be >= EFI_ALLOC_ALIGN. The last allocated page will diff --git a/drivers/firmware/efi/libstub/efi-stub-helper.c b/drivers/firmware/efi/libstub/efi-stub-helper.c index bfa30625f5d0..3dc2f9aaf08d 100644 --- a/drivers/firmware/efi/libstub/efi-stub-helper.c +++ b/drivers/firmware/efi/libstub/efi-stub-helper.c @@ -24,6 +24,8 @@ static bool efi_noinitrd; static bool efi_nosoftreserve; static bool efi_disable_pci_dma = IS_ENABLED(CONFIG_EFI_DISABLE_PCI_DMA); +int efi_mem_encrypt; + bool __pure __efi_soft_reserve_enabled(void) { return !efi_nosoftreserve; @@ -75,6 +77,12 @@ efi_status_t efi_parse_options(char const *cmdline) efi_noinitrd = true; } else if (IS_ENABLED(CONFIG_X86_64) && !strcmp(param, "no5lvl")) { efi_no5lvl = true; + } else if (IS_ENABLED(CONFIG_ARCH_HAS_MEM_ENCRYPT) && + !strcmp(param, "mem_encrypt") && val) { + if (parse_option_str(val, "on")) + efi_mem_encrypt = 1; + else if (parse_option_str(val, "off")) + efi_mem_encrypt = -1; } else if (!strcmp(param, "efi") && val) { efi_nochunk = parse_option_str(val, "nochunk"); efi_novamap |= parse_option_str(val, "novamap"); diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h index 212687c30d79..fc18fd649ed7 100644 --- a/drivers/firmware/efi/libstub/efistub.h +++ b/drivers/firmware/efi/libstub/efistub.h @@ -37,8 +37,8 @@ extern bool efi_no5lvl; extern bool efi_nochunk; extern bool efi_nokaslr; extern int efi_loglevel; +extern int efi_mem_encrypt; extern bool efi_novamap; - extern const efi_system_table_t *efi_system_table; typedef union efi_dxe_services_table efi_dxe_services_table_t; @@ -956,7 +956,8 @@ efi_status_t efi_get_random_bytes(unsigned long size, u8 *out); efi_status_t efi_random_alloc(unsigned long size, unsigned long align, unsigned long *addr, unsigned long random_seed, - int memory_type, unsigned long alloc_limit); + int memory_type, unsigned long alloc_min, + unsigned long alloc_max); efi_status_t efi_random_get_seed(void); diff --git a/drivers/firmware/efi/libstub/kaslr.c b/drivers/firmware/efi/libstub/kaslr.c index 62d63f7a2645..1a9808012abd 100644 --- a/drivers/firmware/efi/libstub/kaslr.c +++ b/drivers/firmware/efi/libstub/kaslr.c @@ -119,7 +119,7 @@ efi_status_t efi_kaslr_relocate_kernel(unsigned long *image_addr, */ status = efi_random_alloc(*reserve_size, min_kimg_align, reserve_addr, phys_seed, - EFI_LOADER_CODE, EFI_ALLOC_LIMIT); + EFI_LOADER_CODE, 0, EFI_ALLOC_LIMIT); if (status != EFI_SUCCESS) efi_warn("efi_random_alloc() failed: 0x%lx\n", status); } else { diff --git a/drivers/firmware/efi/libstub/randomalloc.c b/drivers/firmware/efi/libstub/randomalloc.c index 674a064b8f7a..4e96a855fdf4 100644 --- a/drivers/firmware/efi/libstub/randomalloc.c +++ b/drivers/firmware/efi/libstub/randomalloc.c @@ -17,7 +17,7 @@ static unsigned long get_entry_num_slots(efi_memory_desc_t *md, unsigned long size, unsigned long align_shift, - u64 alloc_limit) + u64 alloc_min, u64 alloc_max) { unsigned long align = 1UL << align_shift; u64 first_slot, last_slot, region_end; @@ -30,11 +30,11 @@ static unsigned long get_entry_num_slots(efi_memory_desc_t *md, return 0; region_end = min(md->phys_addr + md->num_pages * EFI_PAGE_SIZE - 1, - alloc_limit); + alloc_max); if (region_end < size) return 0; - first_slot = round_up(md->phys_addr, align); + first_slot = round_up(max(md->phys_addr, alloc_min), align); last_slot = round_down(region_end - size + 1, align); if (first_slot > last_slot) @@ -56,7 +56,8 @@ efi_status_t efi_random_alloc(unsigned long size, unsigned long *addr, unsigned long random_seed, int memory_type, - unsigned long alloc_limit) + unsigned long alloc_min, + unsigned long alloc_max) { unsigned long total_slots = 0, target_slot; unsigned long total_mirrored_slots = 0; @@ -78,7 +79,8 @@ efi_status_t efi_random_alloc(unsigned long size, efi_memory_desc_t *md = (void *)map->map + map_offset; unsigned long slots; - slots = get_entry_num_slots(md, size, ilog2(align), alloc_limit); + slots = get_entry_num_slots(md, size, ilog2(align), alloc_min, + alloc_max); MD_NUM_SLOTS(md) = slots; total_slots += slots; if (md->attribute & EFI_MEMORY_MORE_RELIABLE) diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c index 0d510c9a06a4..0336ed175e67 100644 --- a/drivers/firmware/efi/libstub/x86-stub.c +++ b/drivers/firmware/efi/libstub/x86-stub.c @@ -223,8 +223,8 @@ static void retrieve_apple_device_properties(struct boot_params *boot_params) } } -void efi_adjust_memory_range_protection(unsigned long start, - unsigned long size) +efi_status_t efi_adjust_memory_range_protection(unsigned long start, + unsigned long size) { efi_status_t status; efi_gcd_memory_space_desc_t desc; @@ -236,13 +236,17 @@ void efi_adjust_memory_range_protection(unsigned long start, rounded_end = roundup(start + size, EFI_PAGE_SIZE); if (memattr != NULL) { - efi_call_proto(memattr, clear_memory_attributes, rounded_start, - rounded_end - rounded_start, EFI_MEMORY_XP); - return; + status = efi_call_proto(memattr, clear_memory_attributes, + rounded_start, + rounded_end - rounded_start, + EFI_MEMORY_XP); + if (status != EFI_SUCCESS) + efi_warn("Failed to clear EFI_MEMORY_XP attribute\n"); + return status; } if (efi_dxe_table == NULL) - return; + return EFI_SUCCESS; /* * Don't modify memory region attributes, they are @@ -255,7 +259,7 @@ void efi_adjust_memory_range_protection(unsigned long start, status = efi_dxe_call(get_memory_space_descriptor, start, &desc); if (status != EFI_SUCCESS) - return; + break; next = desc.base_address + desc.length; @@ -280,8 +284,10 @@ void efi_adjust_memory_range_protection(unsigned long start, unprotect_start, unprotect_start + unprotect_size, status); + break; } } + return EFI_SUCCESS; } static void setup_unaccepted_memory(void) @@ -793,6 +799,7 @@ static efi_status_t efi_decompress_kernel(unsigned long *kernel_entry) status = efi_random_alloc(alloc_size, CONFIG_PHYSICAL_ALIGN, &addr, seed[0], EFI_LOADER_CODE, + LOAD_PHYSICAL_ADDR, EFI_X86_KERNEL_ALLOC_LIMIT); if (status != EFI_SUCCESS) return status; @@ -805,9 +812,7 @@ static efi_status_t efi_decompress_kernel(unsigned long *kernel_entry) *kernel_entry = addr + entry; - efi_adjust_memory_range_protection(addr, kernel_total_size); - - return EFI_SUCCESS; + return efi_adjust_memory_range_protection(addr, kernel_total_size); } static void __noreturn enter_kernel(unsigned long kernel_addr, @@ -879,6 +884,9 @@ void __noreturn efi_stub_entry(efi_handle_t handle, } } + if (efi_mem_encrypt > 0) + hdr->xloadflags |= XLF_MEM_ENCRYPTION; + status = efi_decompress_kernel(&kernel_entry); if (status != EFI_SUCCESS) { efi_err("Failed to decompress kernel\n"); diff --git a/drivers/firmware/efi/libstub/x86-stub.h b/drivers/firmware/efi/libstub/x86-stub.h index 37c5a36b9d8c..1c20e99a6494 100644 --- a/drivers/firmware/efi/libstub/x86-stub.h +++ b/drivers/firmware/efi/libstub/x86-stub.h @@ -5,8 +5,8 @@ extern void trampoline_32bit_src(void *, bool); extern const u16 trampoline_ljmp_imm_offset; -void efi_adjust_memory_range_protection(unsigned long start, - unsigned long size); +efi_status_t efi_adjust_memory_range_protection(unsigned long start, + unsigned long size); #ifdef CONFIG_X86_64 efi_status_t efi_setup_5level_paging(void); diff --git a/drivers/firmware/efi/libstub/zboot.c b/drivers/firmware/efi/libstub/zboot.c index bdb17eac0cb4..1ceace956758 100644 --- a/drivers/firmware/efi/libstub/zboot.c +++ b/drivers/firmware/efi/libstub/zboot.c @@ -119,7 +119,7 @@ efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab) } status = efi_random_alloc(alloc_size, min_kimg_align, &image_base, - seed, EFI_LOADER_CODE, EFI_ALLOC_LIMIT); + seed, EFI_LOADER_CODE, 0, EFI_ALLOC_LIMIT); if (status != EFI_SUCCESS) { efi_err("Failed to allocate memory\n"); goto free_cmdline; diff --git a/drivers/firmware/efi/riscv-runtime.c b/drivers/firmware/efi/riscv-runtime.c index 09525fb5c240..01f0f90ea418 100644 --- a/drivers/firmware/efi/riscv-runtime.c +++ b/drivers/firmware/efi/riscv-runtime.c @@ -85,7 +85,7 @@ static int __init riscv_enable_runtime_services(void) efi_memory_desc_t *md; for_each_efi_memory_desc(md) { - int md_size = md->num_pages << EFI_PAGE_SHIFT; + u64 md_size = md->num_pages << EFI_PAGE_SHIFT; struct resource *res; if (!(md->attribute & EFI_MEMORY_SP)) diff --git a/drivers/firmware/microchip/mpfs-auto-update.c b/drivers/firmware/microchip/mpfs-auto-update.c index 81f5f62e34fc..fbeeaee4ac85 100644 --- a/drivers/firmware/microchip/mpfs-auto-update.c +++ b/drivers/firmware/microchip/mpfs-auto-update.c @@ -167,7 +167,7 @@ static int mpfs_auto_update_verify_image(struct fw_upload *fw_uploader) u32 *response_msg; int ret; - response_msg = devm_kzalloc(priv->dev, AUTO_UPDATE_FEATURE_RESP_SIZE * sizeof(response_msg), + response_msg = devm_kzalloc(priv->dev, AUTO_UPDATE_FEATURE_RESP_SIZE * sizeof(*response_msg), GFP_KERNEL); if (!response_msg) return -ENOMEM; @@ -384,7 +384,8 @@ static int mpfs_auto_update_available(struct mpfs_auto_update_priv *priv) u32 *response_msg; int ret; - response_msg = devm_kzalloc(priv->dev, AUTO_UPDATE_FEATURE_RESP_SIZE * sizeof(response_msg), + response_msg = devm_kzalloc(priv->dev, + AUTO_UPDATE_FEATURE_RESP_SIZE * sizeof(*response_msg), GFP_KERNEL); if (!response_msg) return -ENOMEM; diff --git a/drivers/firmware/tegra/bpmp-debugfs.c b/drivers/firmware/tegra/bpmp-debugfs.c index bbcdd9fed3fb..4221fed70ad4 100644 --- a/drivers/firmware/tegra/bpmp-debugfs.c +++ b/drivers/firmware/tegra/bpmp-debugfs.c @@ -77,7 +77,7 @@ static const char *get_filename(struct tegra_bpmp *bpmp, root_path_buf = kzalloc(root_path_buf_len, GFP_KERNEL); if (!root_path_buf) - goto out; + return NULL; root_path = dentry_path(bpmp->debugfs_mirror, root_path_buf, root_path_buf_len); diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c index e00c33310517..753e7be039e4 100644 --- a/drivers/gpio/gpio-74x164.c +++ b/drivers/gpio/gpio-74x164.c @@ -127,8 +127,6 @@ static int gen_74x164_probe(struct spi_device *spi) if (IS_ERR(chip->gpiod_oe)) return PTR_ERR(chip->gpiod_oe); - gpiod_set_value_cansleep(chip->gpiod_oe, 1); - spi_set_drvdata(spi, chip); chip->gpio_chip.label = spi->modalias; @@ -153,6 +151,8 @@ static int gen_74x164_probe(struct spi_device *spi) goto exit_destroy; } + gpiod_set_value_cansleep(chip->gpiod_oe, 1); + ret = gpiochip_add_data(&chip->gpio_chip, chip); if (!ret) return 0; diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 44c8f5743a24..75be4a3ca7f8 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -968,11 +968,11 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, ret = gpiochip_irqchip_init_valid_mask(gc); if (ret) - goto err_remove_acpi_chip; + goto err_free_hogs; ret = gpiochip_irqchip_init_hw(gc); if (ret) - goto err_remove_acpi_chip; + goto err_remove_irqchip_mask; ret = gpiochip_add_irqchip(gc, lock_key, request_key); if (ret) @@ -997,23 +997,23 @@ err_remove_irqchip: gpiochip_irqchip_remove(gc); err_remove_irqchip_mask: gpiochip_irqchip_free_valid_mask(gc); -err_remove_acpi_chip: +err_free_hogs: + gpiochip_free_hogs(gc); acpi_gpiochip_remove(gc); + gpiochip_remove_pin_ranges(gc); err_remove_of_chip: - gpiochip_free_hogs(gc); of_gpiochip_remove(gc); err_free_gpiochip_mask: - gpiochip_remove_pin_ranges(gc); gpiochip_free_valid_mask(gc); +err_remove_from_list: + spin_lock_irqsave(&gpio_lock, flags); + list_del(&gdev->list); + spin_unlock_irqrestore(&gpio_lock, flags); if (gdev->dev.release) { /* release() has been registered by gpiochip_setup_dev() */ gpio_device_put(gdev); goto err_print_message; } -err_remove_from_list: - spin_lock_irqsave(&gpio_lock, flags); - list_del(&gdev->list); - spin_unlock_irqrestore(&gpio_lock, flags); err_free_label: kfree_const(gdev->label); err_free_descs: @@ -2042,6 +2042,11 @@ EXPORT_SYMBOL_GPL(gpiochip_generic_free); int gpiochip_generic_config(struct gpio_chip *gc, unsigned int offset, unsigned long config) { +#ifdef CONFIG_PINCTRL + if (list_empty(&gc->gpiodev->pin_ranges)) + return -ENOTSUPP; +#endif + return pinctrl_gpio_set_config(gc, offset, config); } EXPORT_SYMBOL_GPL(gpiochip_generic_config); diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 2520db0b776e..c7edba18a6f0 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -199,7 +199,7 @@ config DRM_TTM config DRM_TTM_KUNIT_TEST tristate "KUnit tests for TTM" if !KUNIT_ALL_TESTS default n - depends on DRM && KUNIT && MMU + depends on DRM && KUNIT && MMU && (UML || COMPILE_TEST) select DRM_TTM select DRM_EXPORT_FOR_TESTS if m select DRM_KUNIT_TEST_HELPERS @@ -207,7 +207,8 @@ config DRM_TTM_KUNIT_TEST help Enables unit tests for TTM, a GPU memory manager subsystem used to manage memory buffers. This option is mostly useful for kernel - developers. + developers. It depends on (UML || COMPILE_TEST) since no other driver + which uses TTM can be loaded while running the tests. If in doubt, say "N". diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 3d8a48f46b01..79827a6dcd7f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -200,6 +200,7 @@ extern uint amdgpu_dc_debug_mask; extern uint amdgpu_dc_visual_confirm; extern uint amdgpu_dm_abm_level; extern int amdgpu_backlight; +extern int amdgpu_damage_clips; extern struct amdgpu_mgpu_info mgpu_info; extern int amdgpu_ras_enable; extern uint amdgpu_ras_mask; @@ -1078,6 +1079,8 @@ struct amdgpu_device { bool in_s3; bool in_s4; bool in_s0ix; + /* indicate amdgpu suspension status */ + bool suspend_complete; enum pp_mp1_state mp1_state; struct amdgpu_doorbell_index doorbell_index; @@ -1547,9 +1550,11 @@ static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev, #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND) bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev); bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev); +void amdgpu_choose_low_power_state(struct amdgpu_device *adev); #else static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; } static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; } +static inline void amdgpu_choose_low_power_state(struct amdgpu_device *adev) { } #endif #if defined(CONFIG_DRM_AMD_DC) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c index 2deebece810e..7099ff9cf8c5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c @@ -1519,4 +1519,22 @@ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) #endif /* CONFIG_AMD_PMC */ } +/** + * amdgpu_choose_low_power_state + * + * @adev: amdgpu_device_pointer + * + * Choose the target low power state for the GPU + */ +void amdgpu_choose_low_power_state(struct amdgpu_device *adev) +{ + if (adev->in_runpm) + return; + + if (amdgpu_acpi_is_s0ix_active(adev)) + adev->in_s0ix = true; + else if (amdgpu_acpi_is_s3_active(adev)) + adev->in_s3 = true; +} + #endif /* CONFIG_SUSPEND */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index fdde7488d0ed..94bdb5fa6ebc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4514,13 +4514,15 @@ int amdgpu_device_prepare(struct drm_device *dev) struct amdgpu_device *adev = drm_to_adev(dev); int i, r; + amdgpu_choose_low_power_state(adev); + if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) return 0; /* Evict the majority of BOs before starting suspend sequence */ r = amdgpu_device_evict_resources(adev); if (r) - return r; + goto unprepare; for (i = 0; i < adev->num_ip_blocks; i++) { if (!adev->ip_blocks[i].status.valid) @@ -4529,10 +4531,15 @@ int amdgpu_device_prepare(struct drm_device *dev) continue; r = adev->ip_blocks[i].version->funcs->prepare_suspend((void *)adev); if (r) - return r; + goto unprepare; } return 0; + +unprepare: + adev->in_s0ix = adev->in_s3 = false; + + return r; } /** @@ -4569,7 +4576,6 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon) drm_fb_helper_set_suspend_unlocked(adev_to_drm(adev)->fb_helper, true); cancel_delayed_work_sync(&adev->delayed_init_work); - flush_delayed_work(&adev->gfx.gfx_off_delay_work); amdgpu_ras_suspend(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 971acf01bea6..586f4d03039d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -211,6 +211,7 @@ int amdgpu_seamless = -1; /* auto */ uint amdgpu_debug_mask; int amdgpu_agp = -1; /* auto */ int amdgpu_wbrf = -1; +int amdgpu_damage_clips = -1; /* auto */ static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work); @@ -860,6 +861,18 @@ MODULE_PARM_DESC(backlight, "Backlight control (0 = pwm, 1 = aux, -1 auto (defau module_param_named(backlight, amdgpu_backlight, bint, 0444); /** + * DOC: damageclips (int) + * Enable or disable damage clips support. If damage clips support is disabled, + * we will force full frame updates, irrespective of what user space sends to + * us. + * + * Defaults to -1 (where it is enabled unless a PSR-SU display is detected). + */ +MODULE_PARM_DESC(damageclips, + "Damage clips support (0 = disable, 1 = enable, -1 auto (default))"); +module_param_named(damageclips, amdgpu_damage_clips, int, 0444); + +/** * DOC: tmz (int) * Trusted Memory Zone (TMZ) is a method to protect data being written * to or read from memory. @@ -2476,6 +2489,7 @@ static int amdgpu_pmops_suspend(struct device *dev) struct drm_device *drm_dev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(drm_dev); + adev->suspend_complete = false; if (amdgpu_acpi_is_s0ix_active(adev)) adev->in_s0ix = true; else if (amdgpu_acpi_is_s3_active(adev)) @@ -2490,6 +2504,7 @@ static int amdgpu_pmops_suspend_noirq(struct device *dev) struct drm_device *drm_dev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(drm_dev); + adev->suspend_complete = true; if (amdgpu_acpi_should_gpu_reset(adev)) return amdgpu_asic_reset(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index b9674c57c436..6ddc8e3360e2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -723,8 +723,15 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable) if (adev->gfx.gfx_off_req_count == 0 && !adev->gfx.gfx_off_state) { - schedule_delayed_work(&adev->gfx.gfx_off_delay_work, + /* If going to s2idle, no need to wait */ + if (adev->in_s0ix) { + if (!amdgpu_dpm_set_powergating_by_smu(adev, + AMD_IP_BLOCK_TYPE_GFX, true)) + adev->gfx.gfx_off_state = true; + } else { + schedule_delayed_work(&adev->gfx.gfx_off_delay_work, delay); + } } } else { if (adev->gfx.gfx_off_req_count == 0) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c index 468a67b302d4..ca5c86e5f7cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c @@ -362,7 +362,7 @@ static ssize_t ta_if_invoke_debugfs_write(struct file *fp, const char *buf, size } } - if (copy_to_user((char *)buf, context->mem_context.shared_buf, shared_buf_len)) + if (copy_to_user((char *)&buf[copy_pos], context->mem_context.shared_buf, shared_buf_len)) ret = -EFAULT; err_free_shared_buf: diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 69c500910746..3bc6943365a4 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -3034,6 +3034,14 @@ static int gfx_v9_0_cp_gfx_start(struct amdgpu_device *adev) gfx_v9_0_cp_gfx_enable(adev, true); + /* Now only limit the quirk on the APU gfx9 series and already + * confirmed that the APU gfx10/gfx11 needn't such update. + */ + if (adev->flags & AMD_IS_APU && + adev->in_s3 && !adev->suspend_complete) { + DRM_INFO(" Will skip the CSB packet resubmit\n"); + return 0; + } r = amdgpu_ring_alloc(ring, gfx_v9_0_get_csb_size(adev) + 4 + 3); if (r) { DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r); diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 40a00ea0009f..e67a62db9e12 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -1947,14 +1947,6 @@ static int gmc_v9_0_init_mem_ranges(struct amdgpu_device *adev) static void gmc_v9_4_3_init_vram_info(struct amdgpu_device *adev) { - static const u32 regBIF_BIOS_SCRATCH_4 = 0x50; - u32 vram_info; - - /* Only for dGPU, vendor informaton is reliable */ - if (!amdgpu_sriov_vf(adev) && !(adev->flags & AMD_IS_APU)) { - vram_info = RREG32(regBIF_BIOS_SCRATCH_4); - adev->gmc.vram_vendor = vram_info & 0xF; - } adev->gmc.vram_type = AMDGPU_VRAM_TYPE_HBM; adev->gmc.vram_width = 128 * 64; } diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c index bc38b90f8cf8..88ea58d5c4ab 100644 --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c @@ -674,14 +674,6 @@ static int jpeg_v4_0_set_powergating_state(void *handle, return ret; } -static int jpeg_v4_0_set_interrupt_state(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - unsigned type, - enum amdgpu_interrupt_state state) -{ - return 0; -} - static int jpeg_v4_0_set_ras_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *source, unsigned int type, @@ -765,7 +757,6 @@ static void jpeg_v4_0_set_dec_ring_funcs(struct amdgpu_device *adev) } static const struct amdgpu_irq_src_funcs jpeg_v4_0_irq_funcs = { - .set = jpeg_v4_0_set_interrupt_state, .process = jpeg_v4_0_process_interrupt, }; diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c index 6ede85b28cc8..78b74daf4eeb 100644 --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c @@ -181,7 +181,6 @@ static int jpeg_v4_0_5_hw_fini(void *handle) RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS)) jpeg_v4_0_5_set_powergating_state(adev, AMD_PG_STATE_GATE); } - amdgpu_irq_put(adev, &adev->jpeg.inst->irq, 0); return 0; } @@ -516,14 +515,6 @@ static int jpeg_v4_0_5_set_powergating_state(void *handle, return ret; } -static int jpeg_v4_0_5_set_interrupt_state(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - unsigned type, - enum amdgpu_interrupt_state state) -{ - return 0; -} - static int jpeg_v4_0_5_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) @@ -603,7 +594,6 @@ static void jpeg_v4_0_5_set_dec_ring_funcs(struct amdgpu_device *adev) } static const struct amdgpu_irq_src_funcs jpeg_v4_0_5_irq_funcs = { - .set = jpeg_v4_0_5_set_interrupt_state, .process = jpeg_v4_0_5_process_interrupt, }; diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index e90f33780803..b4723d68eab0 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -431,6 +431,12 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev) u32 inst_mask; int i; + if (amdgpu_sriov_vf(adev)) + adev->rmmio_remap.reg_offset = + SOC15_REG_OFFSET( + NBIO, 0, + regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL) + << 2; WREG32_SOC15(NBIO, 0, regXCC_DOORBELL_FENCE, 0xff & ~(adev->gfx.xcc_mask)); diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 15033efec2ba..1c614451dead 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -574,11 +574,34 @@ soc15_asic_reset_method(struct amdgpu_device *adev) return AMD_RESET_METHOD_MODE1; } +static bool soc15_need_reset_on_resume(struct amdgpu_device *adev) +{ + u32 sol_reg; + + sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); + + /* Will reset for the following suspend abort cases. + * 1) Only reset limit on APU side, dGPU hasn't checked yet. + * 2) S3 suspend abort and TOS already launched. + */ + if (adev->flags & AMD_IS_APU && adev->in_s3 && + !adev->suspend_complete && + sol_reg) + return true; + + return false; +} + static int soc15_asic_reset(struct amdgpu_device *adev) { /* original raven doesn't have full asic reset */ - if ((adev->apu_flags & AMD_APU_IS_RAVEN) || - (adev->apu_flags & AMD_APU_IS_RAVEN2)) + /* On the latest Raven, the GPU reset can be performed + * successfully. So now, temporarily enable it for the + * S3 suspend abort case. + */ + if (((adev->apu_flags & AMD_APU_IS_RAVEN) || + (adev->apu_flags & AMD_APU_IS_RAVEN2)) && + !soc15_need_reset_on_resume(adev)) return 0; switch (soc15_asic_reset_method(adev)) { @@ -1302,6 +1325,10 @@ static int soc15_common_resume(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (soc15_need_reset_on_resume(adev)) { + dev_info(adev->dev, "S3 suspend abort case, let's reset ASIC.\n"); + soc15_asic_reset(adev); + } return soc15_common_hw_init(adev); } diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c index 48c6efcdeac9..4d7188912edf 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc21.c +++ b/drivers/gpu/drm/amd/amdgpu/soc21.c @@ -50,13 +50,13 @@ static const struct amd_ip_funcs soc21_common_ip_funcs; /* SOC21 */ static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array_vcn0[] = { {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)}, - {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)}, + {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)}, {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)}, }; static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array_vcn1[] = { {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)}, - {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)}, + {codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 0)}, }; static const struct amdgpu_video_codecs vcn_4_0_0_video_codecs_encode_vcn0 = { diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v11.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v11.c index d722cbd31783..826bc4f6c8a7 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v11.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v11.c @@ -55,8 +55,8 @@ static void update_cu_mask(struct mqd_manager *mm, void *mqd, m = get_mqd(mqd); if (has_wa_flag) { - uint32_t wa_mask = minfo->update_flag == UPDATE_FLAG_DBG_WA_ENABLE ? - 0xffff : 0xffffffff; + uint32_t wa_mask = + (minfo->update_flag & UPDATE_FLAG_DBG_WA_ENABLE) ? 0xffff : 0xffffffff; m->compute_static_thread_mgmt_se0 = wa_mask; m->compute_static_thread_mgmt_se1 = wa_mask; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c index 42d881809dc7..697b6d530d12 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c @@ -303,6 +303,15 @@ static void update_mqd(struct mqd_manager *mm, void *mqd, update_cu_mask(mm, mqd, minfo, 0); set_priority(m, q); + if (minfo && KFD_GC_VERSION(mm->dev) >= IP_VERSION(9, 4, 2)) { + if (minfo->update_flag & UPDATE_FLAG_IS_GWS) + m->compute_resource_limits |= + COMPUTE_RESOURCE_LIMITS__FORCE_SIMD_DIST_MASK; + else + m->compute_resource_limits &= + ~COMPUTE_RESOURCE_LIMITS__FORCE_SIMD_DIST_MASK; + } + q->is_active = QUEUE_IS_ACTIVE(*q); } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index 677281c0793e..80320b8603fc 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -532,6 +532,7 @@ struct queue_properties { enum mqd_update_flag { UPDATE_FLAG_DBG_WA_ENABLE = 1, UPDATE_FLAG_DBG_WA_DISABLE = 2, + UPDATE_FLAG_IS_GWS = 4, /* quirk for gfx9 IP */ }; struct mqd_update_info { diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c index 43eff221eae5..4858112f9a53 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c @@ -95,6 +95,7 @@ void kfd_process_dequeue_from_device(struct kfd_process_device *pdd) int pqm_set_gws(struct process_queue_manager *pqm, unsigned int qid, void *gws) { + struct mqd_update_info minfo = {0}; struct kfd_node *dev = NULL; struct process_queue_node *pqn; struct kfd_process_device *pdd; @@ -146,9 +147,10 @@ int pqm_set_gws(struct process_queue_manager *pqm, unsigned int qid, } pdd->qpd.num_gws = gws ? dev->adev->gds.gws_size : 0; + minfo.update_flag = gws ? UPDATE_FLAG_IS_GWS : 0; return pqn->q->device->dqm->ops.update_queue(pqn->q->device->dqm, - pqn->q, NULL); + pqn->q, &minfo); } void kfd_process_dequeue_from_all_devices(struct kfd_process *p) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index e5f7c92eebcb..6ed2ec381aaa 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -1638,12 +1638,10 @@ static int fill_in_l2_l3_pcache(struct kfd_cache_properties **props_ext, else mode = UNKNOWN_MEMORY_PARTITION_MODE; - if (pcache->cache_level == 2) - pcache->cache_size = pcache_info[cache_type].cache_size * num_xcc; - else if (mode) - pcache->cache_size = pcache_info[cache_type].cache_size / mode; - else - pcache->cache_size = pcache_info[cache_type].cache_size; + pcache->cache_size = pcache_info[cache_type].cache_size; + /* Partition mode only affects L3 cache size */ + if (mode && pcache->cache_level == 3) + pcache->cache_size /= mode; if (pcache_info[cache_type].flags & CRAT_CACHE_FLAGS_DATA_CACHE) pcache->cache_type |= HSA_CACHE_TYPE_DATA; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index d292f290cd6e..1a9bbb04bd5e 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1843,21 +1843,12 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) DRM_ERROR("amdgpu: fail to register dmub aux callback"); goto error; } - if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD, dmub_hpd_callback, true)) { - DRM_ERROR("amdgpu: fail to register dmub hpd callback"); - goto error; - } - if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD_IRQ, dmub_hpd_callback, true)) { - DRM_ERROR("amdgpu: fail to register dmub hpd callback"); - goto error; - } - } - - /* Enable outbox notification only after IRQ handlers are registered and DMUB is alive. - * It is expected that DMUB will resend any pending notifications at this point, for - * example HPD from DPIA. - */ - if (dc_is_dmub_outbox_supported(adev->dm.dc)) { + /* Enable outbox notification only after IRQ handlers are registered and DMUB is alive. + * It is expected that DMUB will resend any pending notifications at this point. Note + * that hpd and hpd_irq handler registration are deferred to register_hpd_handlers() to + * align legacy interface initialization sequence. Connection status will be proactivly + * detected once in the amdgpu_dm_initialize_drm_device. + */ dc_enable_dmub_outbox(adev->dm.dc); /* DPIA trace goes to dmesg logs only if outbox is enabled */ @@ -1956,7 +1947,7 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev) &adev->dm.dmub_bo_gpu_addr, &adev->dm.dmub_bo_cpu_addr); - if (adev->dm.hpd_rx_offload_wq) { + if (adev->dm.hpd_rx_offload_wq && adev->dm.dc) { for (i = 0; i < adev->dm.dc->caps.max_links; i++) { if (adev->dm.hpd_rx_offload_wq[i].wq) { destroy_workqueue(adev->dm.hpd_rx_offload_wq[i].wq); @@ -2287,6 +2278,7 @@ static int dm_sw_fini(void *handle) if (adev->dm.dmub_srv) { dmub_srv_destroy(adev->dm.dmub_srv); + kfree(adev->dm.dmub_srv); adev->dm.dmub_srv = NULL; } @@ -3536,6 +3528,14 @@ static void register_hpd_handlers(struct amdgpu_device *adev) int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + if (dc_is_dmub_outbox_supported(adev->dm.dc)) { + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD, dmub_hpd_callback, true)) + DRM_ERROR("amdgpu: fail to register dmub hpd callback"); + + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD_IRQ, dmub_hpd_callback, true)) + DRM_ERROR("amdgpu: fail to register dmub hpd callback"); + } + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { @@ -3564,10 +3564,6 @@ static void register_hpd_handlers(struct amdgpu_device *adev) handle_hpd_rx_irq, (void *) aconnector); } - - if (adev->dm.hpd_rx_offload_wq) - adev->dm.hpd_rx_offload_wq[connector->index].aconnector = - aconnector; } } @@ -4561,6 +4557,10 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) goto fail; } + if (dm->hpd_rx_offload_wq) + dm->hpd_rx_offload_wq[aconnector->base.index].aconnector = + aconnector; + if (!dc_link_detect_connection_type(link, &new_connection_type)) DRM_ERROR("KMS: Failed to detect connector\n"); @@ -5219,6 +5219,7 @@ static void fill_dc_dirty_rects(struct drm_plane *plane, struct drm_plane_state *new_plane_state, struct drm_crtc_state *crtc_state, struct dc_flip_addrs *flip_addrs, + bool is_psr_su, bool *dirty_regions_changed) { struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state); @@ -5243,6 +5244,10 @@ static void fill_dc_dirty_rects(struct drm_plane *plane, num_clips = drm_plane_get_damage_clips_count(new_plane_state); clips = drm_plane_get_damage_clips(new_plane_state); + if (num_clips && (!amdgpu_damage_clips || (amdgpu_damage_clips < 0 && + is_psr_su))) + goto ffu; + if (!dm_crtc_state->mpo_requested) { if (!num_clips || num_clips > DC_MAX_DIRTY_RECTS) goto ffu; @@ -6194,7 +6199,9 @@ create_stream_for_sink(struct drm_connector *connector, if (recalculate_timing) { freesync_mode = get_highest_refresh_rate_mode(aconnector, false); drm_mode_copy(&saved_mode, &mode); + saved_mode.picture_aspect_ratio = mode.picture_aspect_ratio; drm_mode_copy(&mode, freesync_mode); + mode.picture_aspect_ratio = saved_mode.picture_aspect_ratio; } else { decide_crtc_timing_for_drm_display_mode( &mode, preferred_mode, scale); @@ -6527,10 +6534,15 @@ amdgpu_dm_connector_late_register(struct drm_connector *connector) static void amdgpu_dm_connector_funcs_force(struct drm_connector *connector) { struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); - struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); struct dc_link *dc_link = aconnector->dc_link; struct dc_sink *dc_em_sink = aconnector->dc_em_sink; struct edid *edid; + struct i2c_adapter *ddc; + + if (dc_link && dc_link->aux_mode) + ddc = &aconnector->dm_dp_aux.aux.ddc; + else + ddc = &aconnector->i2c->base; /* * Note: drm_get_edid gets edid in the following order: @@ -6538,7 +6550,7 @@ static void amdgpu_dm_connector_funcs_force(struct drm_connector *connector) * 2) firmware EDID if set via edid_firmware module parameter * 3) regular DDC read. */ - edid = drm_get_edid(connector, &amdgpu_connector->ddc_bus->aux.ddc); + edid = drm_get_edid(connector, ddc); if (!edid) { DRM_ERROR("No EDID found on connector: %s.\n", connector->name); return; @@ -6579,12 +6591,18 @@ static int get_modes(struct drm_connector *connector) static void create_eml_sink(struct amdgpu_dm_connector *aconnector) { struct drm_connector *connector = &aconnector->base; - struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(&aconnector->base); + struct dc_link *dc_link = aconnector->dc_link; struct dc_sink_init_data init_params = { .link = aconnector->dc_link, .sink_signal = SIGNAL_TYPE_VIRTUAL }; struct edid *edid; + struct i2c_adapter *ddc; + + if (dc_link->aux_mode) + ddc = &aconnector->dm_dp_aux.aux.ddc; + else + ddc = &aconnector->i2c->base; /* * Note: drm_get_edid gets edid in the following order: @@ -6592,7 +6610,7 @@ static void create_eml_sink(struct amdgpu_dm_connector *aconnector) * 2) firmware EDID if set via edid_firmware module parameter * 3) regular DDC read. */ - edid = drm_get_edid(connector, &amdgpu_connector->ddc_bus->aux.ddc); + edid = drm_get_edid(connector, ddc); if (!edid) { DRM_ERROR("No EDID found on connector: %s.\n", connector->name); return; @@ -8298,6 +8316,8 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, fill_dc_dirty_rects(plane, old_plane_state, new_plane_state, new_crtc_state, &bundle->flip_addrs[planes_count], + acrtc_state->stream->link->psr_settings.psr_version == + DC_PSR_VERSION_SU_1, &dirty_rects_changed); /* @@ -10731,11 +10751,13 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, goto fail; } - ret = compute_mst_dsc_configs_for_state(state, dm_state->context, vars); - if (ret) { - DRM_DEBUG_DRIVER("compute_mst_dsc_configs_for_state() failed\n"); - ret = -EINVAL; - goto fail; + if (dc_resource_is_dsc_encoding_supported(dc)) { + ret = compute_mst_dsc_configs_for_state(state, dm_state->context, vars); + if (ret) { + DRM_DEBUG_DRIVER("compute_mst_dsc_configs_for_state() failed\n"); + ret = -EINVAL; + goto fail; + } } ret = dm_update_mst_vcpi_slots_for_dsc(state, dm_state->context, vars); @@ -11147,14 +11169,23 @@ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, if (range->flags != 1) continue; - amdgpu_dm_connector->min_vfreq = range->min_vfreq; - amdgpu_dm_connector->max_vfreq = range->max_vfreq; - amdgpu_dm_connector->pixel_clock_mhz = - range->pixel_clock_mhz * 10; - connector->display_info.monitor_range.min_vfreq = range->min_vfreq; connector->display_info.monitor_range.max_vfreq = range->max_vfreq; + if (edid->revision >= 4) { + if (data->pad2 & DRM_EDID_RANGE_OFFSET_MIN_VFREQ) + connector->display_info.monitor_range.min_vfreq += 255; + if (data->pad2 & DRM_EDID_RANGE_OFFSET_MAX_VFREQ) + connector->display_info.monitor_range.max_vfreq += 255; + } + + amdgpu_dm_connector->min_vfreq = + connector->display_info.monitor_range.min_vfreq; + amdgpu_dm_connector->max_vfreq = + connector->display_info.monitor_range.max_vfreq; + amdgpu_dm_connector->pixel_clock_mhz = + range->pixel_clock_mhz * 10; + break; } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index 85b7f58a7f35..c27063305a13 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -67,6 +67,8 @@ static void apply_edid_quirks(struct edid *edid, struct dc_edid_caps *edid_caps) /* Workaround for some monitors that do not clear DPCD 0x317 if FreeSync is unsupported */ case drm_edid_encode_panel_id('A', 'U', 'O', 0xA7AB): case drm_edid_encode_panel_id('A', 'U', 'O', 0xE69B): + case drm_edid_encode_panel_id('B', 'O', 'E', 0x092A): + case drm_edid_encode_panel_id('L', 'G', 'D', 0x06D1): DRM_DEBUG_DRIVER("Clearing DPCD 0x317 on monitor with panel id %X\n", panel_id); edid_caps->panel_patch.remove_sink_ext_caps = true; break; @@ -120,6 +122,8 @@ enum dc_edid_status dm_helpers_parse_edid_caps( edid_caps->edid_hdmi = connector->display_info.is_hdmi; + apply_edid_quirks(edid_buf, edid_caps); + sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads); if (sad_count <= 0) return result; @@ -146,8 +150,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps( else edid_caps->speaker_flags = DEFAULT_SPEAKER_LOCATION; - apply_edid_quirks(edid_buf, edid_caps); - kfree(sads); kfree(sadb); diff --git a/drivers/gpu/drm/amd/display/dc/basics/dce_calcs.c b/drivers/gpu/drm/amd/display/dc/basics/dce_calcs.c index f2dfa96f9ef5..39530b2ea495 100644 --- a/drivers/gpu/drm/amd/display/dc/basics/dce_calcs.c +++ b/drivers/gpu/drm/amd/display/dc/basics/dce_calcs.c @@ -94,7 +94,7 @@ static void calculate_bandwidth( const uint32_t s_high = 7; const uint32_t dmif_chunk_buff_margin = 1; - uint32_t max_chunks_fbc_mode; + uint32_t max_chunks_fbc_mode = 0; int32_t num_cursor_lines; int32_t i, j, k; diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index 960c4b4f6ddf..05f392501c0a 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -1850,19 +1850,21 @@ static enum bp_result get_firmware_info_v3_2( /* Vega12 */ smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2, DATA_TABLES(smu_info)); - DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_2->gpuclk_ss_percentage); if (!smu_info_v3_2) return BP_RESULT_BADBIOSTABLE; + DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_2->gpuclk_ss_percentage); + info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10; } else if (revision.minor == 3) { /* Vega20 */ smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3, DATA_TABLES(smu_info)); - DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_3->gpuclk_ss_percentage); if (!smu_info_v3_3) return BP_RESULT_BADBIOSTABLE; + DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", smu_info_v3_3->gpuclk_ss_percentage); + info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10; } @@ -2422,10 +2424,11 @@ static enum bp_result get_integrated_info_v11( info_v11 = GET_IMAGE(struct atom_integrated_system_info_v1_11, DATA_TABLES(integratedsysteminfo)); - DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v11->gpuclk_ss_percentage); if (info_v11 == NULL) return BP_RESULT_BADBIOSTABLE; + DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v11->gpuclk_ss_percentage); + info->gpu_cap_info = le32_to_cpu(info_v11->gpucapinfo); /* @@ -2637,11 +2640,12 @@ static enum bp_result get_integrated_info_v2_1( info_v2_1 = GET_IMAGE(struct atom_integrated_system_info_v2_1, DATA_TABLES(integratedsysteminfo)); - DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_1->gpuclk_ss_percentage); if (info_v2_1 == NULL) return BP_RESULT_BADBIOSTABLE; + DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_1->gpuclk_ss_percentage); + info->gpu_cap_info = le32_to_cpu(info_v2_1->gpucapinfo); /* @@ -2799,11 +2803,11 @@ static enum bp_result get_integrated_info_v2_2( info_v2_2 = GET_IMAGE(struct atom_integrated_system_info_v2_2, DATA_TABLES(integratedsysteminfo)); - DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_2->gpuclk_ss_percentage); - if (info_v2_2 == NULL) return BP_RESULT_BADBIOSTABLE; + DC_LOG_BIOS("gpuclk_ss_percentage (unit of 0.001 percent): %d\n", info_v2_2->gpuclk_ss_percentage); + info->gpu_cap_info = le32_to_cpu(info_v2_2->gpucapinfo); /* diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c index a5489fe6875f..aa9fd1dc550a 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c @@ -546,6 +546,8 @@ static unsigned int find_dcfclk_for_voltage(const struct vg_dpm_clocks *clock_ta int i; for (i = 0; i < VG_NUM_SOC_VOLTAGE_LEVELS; i++) { + if (i >= VG_NUM_DCFCLK_DPM_LEVELS) + break; if (clock_table->SocVoltage[i] == voltage) return clock_table->DcfClocks[i]; } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c index 14cec1c7b718..e64890259235 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c @@ -655,10 +655,13 @@ static void dcn35_clk_mgr_helper_populate_bw_params(struct clk_mgr_internal *clk struct clk_limit_table_entry def_max = bw_params->clk_table.entries[bw_params->clk_table.num_entries - 1]; uint32_t max_fclk = 0, min_pstate = 0, max_dispclk = 0, max_dppclk = 0; uint32_t max_pstate = 0, max_dram_speed_mts = 0, min_dram_speed_mts = 0; + uint32_t num_memps, num_fclk, num_dcfclk; int i; /* Determine min/max p-state values. */ - for (i = 0; i < clock_table->NumMemPstatesEnabled; i++) { + num_memps = (clock_table->NumMemPstatesEnabled > NUM_MEM_PSTATE_LEVELS) ? NUM_MEM_PSTATE_LEVELS : + clock_table->NumMemPstatesEnabled; + for (i = 0; i < num_memps; i++) { uint32_t dram_speed_mts = calc_dram_speed_mts(&clock_table->MemPstateTable[i]); if (is_valid_clock_value(dram_speed_mts) && dram_speed_mts > max_dram_speed_mts) { @@ -670,7 +673,7 @@ static void dcn35_clk_mgr_helper_populate_bw_params(struct clk_mgr_internal *clk min_dram_speed_mts = max_dram_speed_mts; min_pstate = max_pstate; - for (i = 0; i < clock_table->NumMemPstatesEnabled; i++) { + for (i = 0; i < num_memps; i++) { uint32_t dram_speed_mts = calc_dram_speed_mts(&clock_table->MemPstateTable[i]); if (is_valid_clock_value(dram_speed_mts) && dram_speed_mts < min_dram_speed_mts) { @@ -699,9 +702,13 @@ static void dcn35_clk_mgr_helper_populate_bw_params(struct clk_mgr_internal *clk /* Base the clock table on dcfclk, need at least one entry regardless of pmfw table */ ASSERT(clock_table->NumDcfClkLevelsEnabled > 0); - max_fclk = find_max_clk_value(clock_table->FclkClocks_Freq, clock_table->NumFclkLevelsEnabled); + num_fclk = (clock_table->NumFclkLevelsEnabled > NUM_FCLK_DPM_LEVELS) ? NUM_FCLK_DPM_LEVELS : + clock_table->NumFclkLevelsEnabled; + max_fclk = find_max_clk_value(clock_table->FclkClocks_Freq, num_fclk); - for (i = 0; i < clock_table->NumDcfClkLevelsEnabled; i++) { + num_dcfclk = (clock_table->NumFclkLevelsEnabled > NUM_DCFCLK_DPM_LEVELS) ? NUM_DCFCLK_DPM_LEVELS : + clock_table->NumDcfClkLevelsEnabled; + for (i = 0; i < num_dcfclk; i++) { int j; /* First search defaults for the clocks we don't read using closest lower or equal default dcfclk */ diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index aa7c02ba948e..2c424e435962 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -3817,7 +3817,9 @@ static void commit_planes_for_stream(struct dc *dc, * programming has completed (we turn on phantom OTG in order * to complete the plane disable for phantom pipes). */ - dc->hwss.apply_ctx_to_hw(dc, context); + + if (dc->hwss.disable_phantom_streams) + dc->hwss.disable_phantom_streams(dc, context); } if (update_type != UPDATE_TYPE_FAST) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_state.c b/drivers/gpu/drm/amd/display/dc/core/dc_state.c index 88c6436b28b6..180ac47868c2 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_state.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_state.c @@ -291,11 +291,14 @@ void dc_state_destruct(struct dc_state *state) dc_stream_release(state->phantom_streams[i]); state->phantom_streams[i] = NULL; } + state->phantom_stream_count = 0; for (i = 0; i < state->phantom_plane_count; i++) { dc_plane_state_release(state->phantom_planes[i]); state->phantom_planes[i] = NULL; } + state->phantom_plane_count = 0; + state->stream_mask = 0; memset(&state->res_ctx, 0, sizeof(state->res_ctx)); memset(&state->pp_display_cfg, 0, sizeof(state->pp_display_cfg)); diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c index 2b79a0e5638e..363d522603a2 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -125,7 +125,7 @@ bool dc_dmub_srv_cmd_list_queue_execute(struct dc_dmub_srv *dc_dmub_srv, unsigned int count, union dmub_rb_cmd *cmd_list) { - struct dc_context *dc_ctx = dc_dmub_srv->ctx; + struct dc_context *dc_ctx; struct dmub_srv *dmub; enum dmub_status status; int i; @@ -133,6 +133,7 @@ bool dc_dmub_srv_cmd_list_queue_execute(struct dc_dmub_srv *dc_dmub_srv, if (!dc_dmub_srv || !dc_dmub_srv->dmub) return false; + dc_ctx = dc_dmub_srv->ctx; dmub = dc_dmub_srv->dmub; for (i = 0 ; i < count; i++) { @@ -1161,7 +1162,7 @@ void dc_dmub_srv_subvp_save_surf_addr(const struct dc_dmub_srv *dc_dmub_srv, con bool dc_dmub_srv_is_hw_pwr_up(struct dc_dmub_srv *dc_dmub_srv, bool wait) { - struct dc_context *dc_ctx = dc_dmub_srv->ctx; + struct dc_context *dc_ctx; enum dmub_status status; if (!dc_dmub_srv || !dc_dmub_srv->dmub) @@ -1170,6 +1171,8 @@ bool dc_dmub_srv_is_hw_pwr_up(struct dc_dmub_srv *dc_dmub_srv, bool wait) if (dc_dmub_srv->ctx->dc->debug.dmcub_emulation) return true; + dc_ctx = dc_dmub_srv->ctx; + if (wait) { if (dc_dmub_srv->ctx->dc->debug.disable_timeout) { do { diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c b/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c index e8570060d007..5bca67407c5b 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c @@ -290,4 +290,5 @@ void dce_panel_cntl_construct( dce_panel_cntl->base.funcs = &dce_link_panel_cntl_funcs; dce_panel_cntl->base.ctx = init_data->ctx; dce_panel_cntl->base.inst = init_data->inst; + dce_panel_cntl->base.pwrseq_inst = 0; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c index e43f77c11c00..5f97a868ada3 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c @@ -56,16 +56,13 @@ static void dpp3_enable_cm_block( static enum dc_lut_mode dpp30_get_gamcor_current(struct dpp *dpp_base) { - enum dc_lut_mode mode; + enum dc_lut_mode mode = LUT_BYPASS; uint32_t state_mode; uint32_t lut_mode; struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base); REG_GET(CM_GAMCOR_CONTROL, CM_GAMCOR_MODE_CURRENT, &state_mode); - if (state_mode == 0) - mode = LUT_BYPASS; - if (state_mode == 2) {//Programmable RAM LUT REG_GET(CM_GAMCOR_CONTROL, CM_GAMCOR_SELECT_CURRENT, &lut_mode); if (lut_mode == 0) diff --git a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_panel_cntl.c b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_panel_cntl.c index ad0df1a72a90..9e96a3ace207 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_panel_cntl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_panel_cntl.c @@ -215,4 +215,5 @@ void dcn301_panel_cntl_construct( dcn301_panel_cntl->base.funcs = &dcn301_link_panel_cntl_funcs; dcn301_panel_cntl->base.ctx = init_data->ctx; dcn301_panel_cntl->base.inst = init_data->inst; + dcn301_panel_cntl->base.pwrseq_inst = 0; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c index 03248422d6ff..281be20b1a10 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c @@ -154,8 +154,24 @@ void dcn31_panel_cntl_construct( struct dcn31_panel_cntl *dcn31_panel_cntl, const struct panel_cntl_init_data *init_data) { + uint8_t pwrseq_inst = 0xF; + dcn31_panel_cntl->base.funcs = &dcn31_link_panel_cntl_funcs; dcn31_panel_cntl->base.ctx = init_data->ctx; dcn31_panel_cntl->base.inst = init_data->inst; - dcn31_panel_cntl->base.pwrseq_inst = init_data->pwrseq_inst; + + switch (init_data->eng_id) { + case ENGINE_ID_DIGA: + pwrseq_inst = 0; + break; + case ENGINE_ID_DIGB: + pwrseq_inst = 1; + break; + default: + DC_LOG_WARNING("Unsupported pwrseq engine id: %d!\n", init_data->eng_id); + ASSERT(false); + break; + } + + dcn31_panel_cntl->base.pwrseq_inst = pwrseq_inst; } diff --git a/drivers/gpu/drm/amd/display/dc/dml/Makefile b/drivers/gpu/drm/amd/display/dc/dml/Makefile index 6042a5a6a44f..59ade76ffb18 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/Makefile +++ b/drivers/gpu/drm/amd/display/dc/dml/Makefile @@ -72,11 +72,11 @@ CFLAGS_$(AMDDALPATH)/dc/dml/display_mode_lib.o := $(dml_ccflags) CFLAGS_$(AMDDALPATH)/dc/dml/display_mode_vba.o := $(dml_ccflags) CFLAGS_$(AMDDALPATH)/dc/dml/dcn10/dcn10_fpu.o := $(dml_ccflags) CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/dcn20_fpu.o := $(dml_ccflags) -CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20.o := $(dml_ccflags) +CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20.o := $(dml_ccflags) $(frame_warn_flag) CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_rq_dlg_calc_20.o := $(dml_ccflags) -CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20v2.o := $(dml_ccflags) +CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20v2.o := $(dml_ccflags) $(frame_warn_flag) CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_rq_dlg_calc_20v2.o := $(dml_ccflags) -CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_mode_vba_21.o := $(dml_ccflags) +CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_mode_vba_21.o := $(dml_ccflags) $(frame_warn_flag) CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_rq_dlg_calc_21.o := $(dml_ccflags) CFLAGS_$(AMDDALPATH)/dc/dml/dcn30/display_mode_vba_30.o := $(dml_ccflags) $(frame_warn_flag) CFLAGS_$(AMDDALPATH)/dc/dml/dcn30/display_rq_dlg_calc_30.o := $(dml_ccflags) diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c index dd781a20692e..a0a65e099104 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c @@ -1288,7 +1288,7 @@ static bool update_pipes_with_split_flags(struct dc *dc, struct dc_state *contex return updated; } -static bool should_allow_odm_power_optimization(struct dc *dc, +static bool should_apply_odm_power_optimization(struct dc *dc, struct dc_state *context, struct vba_vars_st *v, int *split, bool *merge) { @@ -1392,9 +1392,12 @@ static void try_odm_power_optimization_and_revalidate( { int i; unsigned int new_vlevel; + unsigned int cur_policy[MAX_PIPES]; - for (i = 0; i < pipe_cnt; i++) + for (i = 0; i < pipe_cnt; i++) { + cur_policy[i] = pipes[i].pipe.dest.odm_combine_policy; pipes[i].pipe.dest.odm_combine_policy = dm_odm_combine_policy_2to1; + } new_vlevel = dml_get_voltage_level(&context->bw_ctx.dml, pipes, pipe_cnt); @@ -1403,6 +1406,9 @@ static void try_odm_power_optimization_and_revalidate( memset(merge, 0, MAX_PIPES * sizeof(bool)); *vlevel = dcn20_validate_apply_pipe_split_flags(dc, context, new_vlevel, split, merge); context->bw_ctx.dml.vba.VoltageLevel = *vlevel; + } else { + for (i = 0; i < pipe_cnt; i++) + pipes[i].pipe.dest.odm_combine_policy = cur_policy[i]; } } @@ -1580,7 +1586,7 @@ static void dcn32_full_validate_bw_helper(struct dc *dc, } } - if (should_allow_odm_power_optimization(dc, context, vba, split, merge)) + if (should_apply_odm_power_optimization(dc, context, vba, split, merge)) try_odm_power_optimization_and_revalidate( dc, context, pipes, split, merge, vlevel, *pipe_cnt); @@ -2209,7 +2215,8 @@ bool dcn32_internal_validate_bw(struct dc *dc, int i; pipe_cnt = dc->res_pool->funcs->populate_dml_pipes(dc, context, pipes, fast_validate); - dcn32_update_dml_pipes_odm_policy_based_on_context(dc, context, pipes); + if (!dc->config.enable_windowed_mpo_odm) + dcn32_update_dml_pipes_odm_policy_based_on_context(dc, context, pipes); /* repopulate_pipes = 1 means the pipes were either split or merged. In this case * we have to re-calculate the DET allocation and run through DML once more to @@ -2753,7 +2760,7 @@ static int build_synthetic_soc_states(bool disable_dc_mode_overwrite, struct clk struct _vcs_dpi_voltage_scaling_st entry = {0}; struct clk_limit_table_entry max_clk_data = {0}; - unsigned int min_dcfclk_mhz = 399, min_fclk_mhz = 599; + unsigned int min_dcfclk_mhz = 199, min_fclk_mhz = 299; static const unsigned int num_dcfclk_stas = 5; unsigned int dcfclk_sta_targets[DC__VOLTAGE_STATES] = {199, 615, 906, 1324, 1564}; diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c index 23a608274096..1ba6933d2b36 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c @@ -398,7 +398,6 @@ void dml2_init_soc_states(struct dml2_context *dml2, const struct dc *in_dc, /* Copy clocks tables entries, if available */ if (dml2->config.bbox_overrides.clks_table.num_states) { p->in_states->num_states = dml2->config.bbox_overrides.clks_table.num_states; - for (i = 0; i < dml2->config.bbox_overrides.clks_table.num_entries_per_clk.num_dcfclk_levels; i++) { p->in_states->state_array[i].dcfclk_mhz = dml2->config.bbox_overrides.clks_table.clk_entries[i].dcfclk_mhz; } @@ -437,6 +436,14 @@ void dml2_init_soc_states(struct dml2_context *dml2, const struct dc *in_dc, } dml2_policy_build_synthetic_soc_states(s, p); + if (dml2->v20.dml_core_ctx.project == dml_project_dcn35 || + dml2->v20.dml_core_ctx.project == dml_project_dcn351) { + // Override last out_state with data from last in_state + // This will ensure that out_state contains max fclk + memcpy(&p->out_states->state_array[p->out_states->num_states - 1], + &p->in_states->state_array[p->in_states->num_states - 1], + sizeof(struct soc_state_bounding_box_st)); + } } void dml2_translate_ip_params(const struct dc *in, struct ip_params_st *out) diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c index 26307e599614..2a58a7687bdb 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c @@ -76,6 +76,11 @@ static void map_hw_resources(struct dml2_context *dml2, in_out_display_cfg->hw.DLGRefClkFreqMHz = 50; } for (j = 0; j < mode_support_info->DPPPerSurface[i]; j++) { + if (i >= __DML2_WRAPPER_MAX_STREAMS_PLANES__) { + dml_print("DML::%s: Index out of bounds: i=%d, __DML2_WRAPPER_MAX_STREAMS_PLANES__=%d\n", + __func__, i, __DML2_WRAPPER_MAX_STREAMS_PLANES__); + break; + } dml2->v20.scratch.dml_to_dc_pipe_mapping.dml_pipe_idx_to_stream_id[num_pipes] = dml2->v20.scratch.dml_to_dc_pipe_mapping.disp_cfg_to_stream_id[i]; dml2->v20.scratch.dml_to_dc_pipe_mapping.dml_pipe_idx_to_stream_id_valid[num_pipes] = true; dml2->v20.scratch.dml_to_dc_pipe_mapping.dml_pipe_idx_to_plane_id[num_pipes] = dml2->v20.scratch.dml_to_dc_pipe_mapping.disp_cfg_to_plane_id[i]; diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c index 2352428bcea3..01493c49bd7a 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c @@ -1476,7 +1476,7 @@ static enum dc_status dce110_enable_stream_timing( return DC_OK; } -static enum dc_status apply_single_controller_ctx_to_hw( +enum dc_status dce110_apply_single_controller_ctx_to_hw( struct pipe_ctx *pipe_ctx, struct dc_state *context, struct dc *dc) @@ -2302,7 +2302,7 @@ enum dc_status dce110_apply_ctx_to_hw( if (pipe_ctx->top_pipe || pipe_ctx->prev_odm_pipe) continue; - status = apply_single_controller_ctx_to_hw( + status = dce110_apply_single_controller_ctx_to_hw( pipe_ctx, context, dc); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.h b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.h index 08028a1779ae..ed3cc3648e8e 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.h @@ -39,6 +39,10 @@ enum dc_status dce110_apply_ctx_to_hw( struct dc *dc, struct dc_state *context); +enum dc_status dce110_apply_single_controller_ctx_to_hw( + struct pipe_ctx *pipe_ctx, + struct dc_state *context, + struct dc *dc); void dce110_enable_stream(struct pipe_ctx *pipe_ctx); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c index 4853ecac53f9..931ac8ed7069 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c @@ -2561,7 +2561,7 @@ void dcn20_setup_vupdate_interrupt(struct dc *dc, struct pipe_ctx *pipe_ctx) tg->funcs->setup_vertical_interrupt2(tg, start_line); } -static void dcn20_reset_back_end_for_pipe( +void dcn20_reset_back_end_for_pipe( struct dc *dc, struct pipe_ctx *pipe_ctx, struct dc_state *context) diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.h b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.h index b94c85340abf..d950b3e54ec2 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.h @@ -84,6 +84,10 @@ enum dc_status dcn20_enable_stream_timing( void dcn20_disable_stream_gating(struct dc *dc, struct pipe_ctx *pipe_ctx); void dcn20_enable_stream_gating(struct dc *dc, struct pipe_ctx *pipe_ctx); void dcn20_setup_vupdate_interrupt(struct dc *dc, struct pipe_ctx *pipe_ctx); +void dcn20_reset_back_end_for_pipe( + struct dc *dc, + struct pipe_ctx *pipe_ctx, + struct dc_state *context); void dcn20_init_blank( struct dc *dc, struct timing_generator *tg); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c index 8e88dcaf88f5..7252f5f781f0 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c @@ -206,28 +206,32 @@ void dcn21_set_abm_immediate_disable(struct pipe_ctx *pipe_ctx) void dcn21_set_pipe(struct pipe_ctx *pipe_ctx) { struct abm *abm = pipe_ctx->stream_res.abm; - uint32_t otg_inst = pipe_ctx->stream_res.tg->inst; + struct timing_generator *tg = pipe_ctx->stream_res.tg; struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl; struct dmcu *dmcu = pipe_ctx->stream->ctx->dc->res_pool->dmcu; + uint32_t otg_inst; + + if (!abm || !tg || !panel_cntl) + return; + + otg_inst = tg->inst; if (dmcu) { dce110_set_pipe(pipe_ctx); return; } - if (abm && panel_cntl) { - if (abm->funcs && abm->funcs->set_pipe_ex) { - abm->funcs->set_pipe_ex(abm, + if (abm->funcs && abm->funcs->set_pipe_ex) { + abm->funcs->set_pipe_ex(abm, otg_inst, SET_ABM_PIPE_NORMAL, panel_cntl->inst, panel_cntl->pwrseq_inst); - } else { - dmub_abm_set_pipe(abm, otg_inst, - SET_ABM_PIPE_NORMAL, - panel_cntl->inst, - panel_cntl->pwrseq_inst); - } + } else { + dmub_abm_set_pipe(abm, otg_inst, + SET_ABM_PIPE_NORMAL, + panel_cntl->inst, + panel_cntl->pwrseq_inst); } } @@ -237,34 +241,35 @@ bool dcn21_set_backlight_level(struct pipe_ctx *pipe_ctx, { struct dc_context *dc = pipe_ctx->stream->ctx; struct abm *abm = pipe_ctx->stream_res.abm; + struct timing_generator *tg = pipe_ctx->stream_res.tg; struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl; + uint32_t otg_inst; + + if (!abm || !tg || !panel_cntl) + return false; + + otg_inst = tg->inst; if (dc->dc->res_pool->dmcu) { dce110_set_backlight_level(pipe_ctx, backlight_pwm_u16_16, frame_ramp); return true; } - if (abm != NULL) { - uint32_t otg_inst = pipe_ctx->stream_res.tg->inst; - - if (abm && panel_cntl) { - if (abm->funcs && abm->funcs->set_pipe_ex) { - abm->funcs->set_pipe_ex(abm, - otg_inst, - SET_ABM_PIPE_NORMAL, - panel_cntl->inst, - panel_cntl->pwrseq_inst); - } else { - dmub_abm_set_pipe(abm, - otg_inst, - SET_ABM_PIPE_NORMAL, - panel_cntl->inst, - panel_cntl->pwrseq_inst); - } - } + if (abm->funcs && abm->funcs->set_pipe_ex) { + abm->funcs->set_pipe_ex(abm, + otg_inst, + SET_ABM_PIPE_NORMAL, + panel_cntl->inst, + panel_cntl->pwrseq_inst); + } else { + dmub_abm_set_pipe(abm, + otg_inst, + SET_ABM_PIPE_NORMAL, + panel_cntl->inst, + panel_cntl->pwrseq_inst); } - if (abm && abm->funcs && abm->funcs->set_backlight_level_pwm) + if (abm->funcs && abm->funcs->set_backlight_level_pwm) abm->funcs->set_backlight_level_pwm(abm, backlight_pwm_u16_16, frame_ramp, 0, panel_cntl->inst); else diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c index 6c9299c7683d..aa36d7a56ca8 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c @@ -1474,9 +1474,44 @@ void dcn32_update_dsc_pg(struct dc *dc, } } +void dcn32_disable_phantom_streams(struct dc *dc, struct dc_state *context) +{ + struct dce_hwseq *hws = dc->hwseq; + int i; + + for (i = dc->res_pool->pipe_count - 1; i >= 0 ; i--) { + struct pipe_ctx *pipe_ctx_old = + &dc->current_state->res_ctx.pipe_ctx[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + if (!pipe_ctx_old->stream) + continue; + + if (dc_state_get_pipe_subvp_type(dc->current_state, pipe_ctx_old) != SUBVP_PHANTOM) + continue; + + if (pipe_ctx_old->top_pipe || pipe_ctx_old->prev_odm_pipe) + continue; + + if (!pipe_ctx->stream || pipe_need_reprogram(pipe_ctx_old, pipe_ctx) || + (pipe_ctx->stream && dc_state_get_pipe_subvp_type(context, pipe_ctx) != SUBVP_PHANTOM)) { + struct clock_source *old_clk = pipe_ctx_old->clock_source; + + if (hws->funcs.reset_back_end_for_pipe) + hws->funcs.reset_back_end_for_pipe(dc, pipe_ctx_old, dc->current_state); + if (hws->funcs.enable_stream_gating) + hws->funcs.enable_stream_gating(dc, pipe_ctx_old); + if (old_clk) + old_clk->funcs->cs_power_down(old_clk); + } + } +} + void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context) { unsigned int i; + enum dc_status status = DC_OK; + struct dce_hwseq *hws = dc->hwseq; for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; @@ -1497,16 +1532,39 @@ void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context) } } for (i = 0; i < dc->res_pool->pipe_count; i++) { - struct pipe_ctx *new_pipe = &context->res_ctx.pipe_ctx[i]; - - if (new_pipe->stream && dc_state_get_pipe_subvp_type(context, new_pipe) == SUBVP_PHANTOM) { - // If old context or new context has phantom pipes, apply - // the phantom timings now. We can't change the phantom - // pipe configuration safely without driver acquiring - // the DMCUB lock first. - dc->hwss.apply_ctx_to_hw(dc, context); - break; + struct pipe_ctx *pipe_ctx_old = + &dc->current_state->res_ctx.pipe_ctx[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + if (pipe_ctx->stream == NULL) + continue; + + if (dc_state_get_pipe_subvp_type(context, pipe_ctx) != SUBVP_PHANTOM) + continue; + + if (pipe_ctx->stream == pipe_ctx_old->stream && + pipe_ctx->stream->link->link_state_valid) { + continue; } + + if (pipe_ctx_old->stream && !pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) + continue; + + if (pipe_ctx->top_pipe || pipe_ctx->prev_odm_pipe) + continue; + + if (hws->funcs.apply_single_controller_ctx_to_hw) + status = hws->funcs.apply_single_controller_ctx_to_hw( + pipe_ctx, + context, + dc); + + ASSERT(status == DC_OK); + +#ifdef CONFIG_DRM_AMD_DC_FP + if (hws->funcs.resync_fifo_dccg_dio) + hws->funcs.resync_fifo_dccg_dio(hws, dc, context); +#endif } } diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h index cecf7f0f5671..069e20bc87c0 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h @@ -111,6 +111,8 @@ void dcn32_update_dsc_pg(struct dc *dc, void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context); +void dcn32_disable_phantom_streams(struct dc *dc, struct dc_state *context); + void dcn32_init_blank( struct dc *dc, struct timing_generator *tg); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c index 427cfc8c24a4..e8ac94a005b8 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c @@ -109,6 +109,7 @@ static const struct hw_sequencer_funcs dcn32_funcs = { .get_dcc_en_bits = dcn10_get_dcc_en_bits, .commit_subvp_config = dcn32_commit_subvp_config, .enable_phantom_streams = dcn32_enable_phantom_streams, + .disable_phantom_streams = dcn32_disable_phantom_streams, .subvp_pipe_control_lock = dcn32_subvp_pipe_control_lock, .update_visual_confirm_color = dcn10_update_visual_confirm_color, .subvp_pipe_control_lock_fast = dcn32_subvp_pipe_control_lock_fast, @@ -159,6 +160,8 @@ static const struct hwseq_private_funcs dcn32_private_funcs = { .set_pixels_per_cycle = dcn32_set_pixels_per_cycle, .resync_fifo_dccg_dio = dcn32_resync_fifo_dccg_dio, .is_dp_dig_pixel_rate_div_policy = dcn32_is_dp_dig_pixel_rate_div_policy, + .apply_single_controller_ctx_to_hw = dce110_apply_single_controller_ctx_to_hw, + .reset_back_end_for_pipe = dcn20_reset_back_end_for_pipe, }; void dcn32_hw_sequencer_init_functions(struct dc *dc) diff --git a/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h index a54399383318..64ca7c66509b 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h @@ -379,6 +379,7 @@ struct hw_sequencer_funcs { struct dc_cursor_attributes *cursor_attr); void (*commit_subvp_config)(struct dc *dc, struct dc_state *context); void (*enable_phantom_streams)(struct dc *dc, struct dc_state *context); + void (*disable_phantom_streams)(struct dc *dc, struct dc_state *context); void (*subvp_pipe_control_lock)(struct dc *dc, struct dc_state *context, bool lock, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer_private.h b/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer_private.h index 6137cf09aa54..b3c62a82cb1c 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer_private.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer_private.h @@ -165,8 +165,15 @@ struct hwseq_private_funcs { void (*set_pixels_per_cycle)(struct pipe_ctx *pipe_ctx); void (*resync_fifo_dccg_dio)(struct dce_hwseq *hws, struct dc *dc, struct dc_state *context); + enum dc_status (*apply_single_controller_ctx_to_hw)( + struct pipe_ctx *pipe_ctx, + struct dc_state *context, + struct dc *dc); bool (*is_dp_dig_pixel_rate_div_policy)(struct pipe_ctx *pipe_ctx); #endif + void (*reset_back_end_for_pipe)(struct dc *dc, + struct pipe_ctx *pipe_ctx, + struct dc_state *context); }; struct dce_hwseq { diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/panel_cntl.h b/drivers/gpu/drm/amd/display/dc/inc/hw/panel_cntl.h index 5dcbaa2db964..e97d964a1791 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/panel_cntl.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/panel_cntl.h @@ -57,7 +57,7 @@ struct panel_cntl_funcs { struct panel_cntl_init_data { struct dc_context *ctx; uint32_t inst; - uint32_t pwrseq_inst; + uint32_t eng_id; }; struct panel_cntl { diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h index c958ef37b78a..77a60aa9f27b 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/resource.h +++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h @@ -427,22 +427,18 @@ struct pipe_ctx *resource_get_primary_dpp_pipe(const struct pipe_ctx *dpp_pipe); int resource_get_mpc_slice_index(const struct pipe_ctx *dpp_pipe); /* - * Get number of MPC "cuts" of the plane associated with the pipe. MPC slice - * count is equal to MPC splits + 1. For example if a plane is cut 3 times, it - * will have 4 pieces of slice. - * return - 0 if pipe is not used for a plane with MPCC combine. otherwise - * the number of MPC "cuts" for the plane. + * Get the number of MPC slices associated with the pipe. + * The function returns 0 if the pipe is not associated with an MPC combine + * pipe topology. */ -int resource_get_mpc_slice_count(const struct pipe_ctx *opp_head); +int resource_get_mpc_slice_count(const struct pipe_ctx *pipe); /* - * Get number of ODM "cuts" of the timing associated with the pipe. ODM slice - * count is equal to ODM splits + 1. For example if a timing is cut 3 times, it - * will have 4 pieces of slice. - * return - 0 if pipe is not used for ODM combine. otherwise - * the number of ODM "cuts" for the timing. + * Get the number of ODM slices associated with the pipe. + * The function returns 0 if the pipe is not associated with an ODM combine + * pipe topology. */ -int resource_get_odm_slice_count(const struct pipe_ctx *otg_master); +int resource_get_odm_slice_count(const struct pipe_ctx *pipe); /* Get the ODM slice index counting from 0 from left most slice */ int resource_get_odm_slice_index(const struct pipe_ctx *opp_head); diff --git a/drivers/gpu/drm/amd/display/dc/link/link_factory.c b/drivers/gpu/drm/amd/display/dc/link/link_factory.c index 37d3027c32dc..cf22b8f28ba6 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_factory.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_factory.c @@ -370,30 +370,6 @@ static enum transmitter translate_encoder_to_transmitter( } } -static uint8_t translate_dig_inst_to_pwrseq_inst(struct dc_link *link) -{ - uint8_t pwrseq_inst = 0xF; - struct dc_context *dc_ctx = link->dc->ctx; - - DC_LOGGER_INIT(dc_ctx->logger); - - switch (link->eng_id) { - case ENGINE_ID_DIGA: - pwrseq_inst = 0; - break; - case ENGINE_ID_DIGB: - pwrseq_inst = 1; - break; - default: - DC_LOG_WARNING("Unsupported pwrseq engine id: %d!\n", link->eng_id); - ASSERT(false); - break; - } - - return pwrseq_inst; -} - - static void link_destruct(struct dc_link *link) { int i; @@ -657,7 +633,7 @@ static bool construct_phy(struct dc_link *link, link->link_id.id == CONNECTOR_ID_LVDS)) { panel_cntl_init_data.ctx = dc_ctx; panel_cntl_init_data.inst = panel_cntl_init_data.ctx->dc_edp_id_count; - panel_cntl_init_data.pwrseq_inst = translate_dig_inst_to_pwrseq_inst(link); + panel_cntl_init_data.eng_id = link->eng_id; link->panel_cntl = link->dc->res_pool->funcs->panel_cntl_create( &panel_cntl_init_data); diff --git a/drivers/gpu/drm/amd/display/dc/link/link_validation.c b/drivers/gpu/drm/amd/display/dc/link/link_validation.c index 8fe66c367850..5b0bc7f6a188 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_validation.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_validation.c @@ -361,7 +361,7 @@ bool link_validate_dpia_bandwidth(const struct dc_stream_state *stream, const un struct dc_link *dpia_link[MAX_DPIA_NUM] = {0}; int num_dpias = 0; - for (uint8_t i = 0; i < num_streams; ++i) { + for (unsigned int i = 0; i < num_streams; ++i) { if (stream[i].signal == SIGNAL_TYPE_DISPLAY_PORT) { /* new dpia sst stream, check whether it exceeds max dpia */ if (num_dpias >= MAX_DPIA_NUM) diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c index 5a0b04518956..16a62e018712 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c @@ -517,6 +517,7 @@ enum link_training_result dp_check_link_loss_status( { enum link_training_result status = LINK_TRAINING_SUCCESS; union lane_status lane_status; + union lane_align_status_updated dpcd_lane_status_updated; uint8_t dpcd_buf[6] = {0}; uint32_t lane; @@ -532,10 +533,12 @@ enum link_training_result dp_check_link_loss_status( * check lanes status */ lane_status.raw = dp_get_nibble_at_index(&dpcd_buf[2], lane); + dpcd_lane_status_updated.raw = dpcd_buf[4]; if (!lane_status.bits.CHANNEL_EQ_DONE_0 || !lane_status.bits.CR_DONE_0 || - !lane_status.bits.SYMBOL_LOCKED_0) { + !lane_status.bits.SYMBOL_LOCKED_0 || + !dp_is_interlane_aligned(dpcd_lane_status_updated)) { /* if one of the channel equalization, clock * recovery or symbol lock is dropped * consider it as (link has been diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c index e8dda44b23cb..5d36bab0029c 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c @@ -619,7 +619,7 @@ static enum link_training_result dpia_training_eq_non_transparent( uint32_t retries_eq = 0; enum dc_status status; enum dc_dp_training_pattern tr_pattern; - uint32_t wait_time_microsec; + uint32_t wait_time_microsec = 0; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_align_status_updated dpcd_lane_status_updated = {0}; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c index 511ff6b5b985..7538b548c572 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn301/dcn301_resource.c @@ -999,7 +999,7 @@ static struct stream_encoder *dcn301_stream_encoder_create(enum engine_id eng_id vpg = dcn301_vpg_create(ctx, vpg_inst); afmt = dcn301_afmt_create(ctx, afmt_inst); - if (!enc1 || !vpg || !afmt) { + if (!enc1 || !vpg || !afmt || eng_id >= ARRAY_SIZE(stream_enc_regs)) { kfree(enc1); kfree(vpg); kfree(afmt); diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c index c4d71e7f18af..6f10052caeef 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c @@ -1829,7 +1829,21 @@ int dcn32_populate_dml_pipes_from_context( dcn32_zero_pipe_dcc_fraction(pipes, pipe_cnt); DC_FP_END(); pipes[pipe_cnt].pipe.dest.vfront_porch = timing->v_front_porch; - pipes[pipe_cnt].pipe.dest.odm_combine_policy = dm_odm_combine_policy_dal; + if (dc->config.enable_windowed_mpo_odm && + dc->debug.enable_single_display_2to1_odm_policy) { + switch (resource_get_odm_slice_count(pipe)) { + case 2: + pipes[pipe_cnt].pipe.dest.odm_combine_policy = dm_odm_combine_policy_2to1; + break; + case 4: + pipes[pipe_cnt].pipe.dest.odm_combine_policy = dm_odm_combine_policy_4to1; + break; + default: + pipes[pipe_cnt].pipe.dest.odm_combine_policy = dm_odm_combine_policy_dal; + } + } else { + pipes[pipe_cnt].pipe.dest.odm_combine_policy = dm_odm_combine_policy_dal; + } pipes[pipe_cnt].pipe.src.gpuvm_min_page_size_kbytes = 256; // according to spreadsheet pipes[pipe_cnt].pipe.src.unbounded_req_mode = false; pipes[pipe_cnt].pipe.scale_ratio_depth.lb_depth = dm_lb_19; diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c index 761ec9891875..5fdcda8f8602 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c @@ -780,8 +780,8 @@ static const struct dc_debug_options debug_defaults_drv = { .disable_z10 = false, .ignore_pg = true, .psp_disabled_wa = true, - .ips2_eval_delay_us = 200, - .ips2_entry_delay_us = 400, + .ips2_eval_delay_us = 2000, + .ips2_entry_delay_us = 800, .static_screen_wait_frames = 2, }; @@ -2130,6 +2130,7 @@ static bool dcn35_resource_construct( dc->dml2_options.dcn_pipe_count = pool->base.pipe_count; dc->dml2_options.use_native_pstate_optimization = true; dc->dml2_options.use_native_soc_bb_construction = true; + dc->dml2_options.minimize_dispclk_using_odm = false; if (dc->config.EnableMinDispClkODM) dc->dml2_options.minimize_dispclk_using_odm = true; dc->dml2_options.enable_windowed_mpo_odm = dc->config.enable_windowed_mpo_odm; diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index 087d57850304..39c5e1dfa275 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -2558,6 +2558,7 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev, { struct amdgpu_device *adev = dev_get_drvdata(dev); int err, ret; + u32 pwm_mode; int value; if (amdgpu_in_reset(adev)) @@ -2569,13 +2570,22 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev, if (err) return err; + if (value == 0) + pwm_mode = AMD_FAN_CTRL_NONE; + else if (value == 1) + pwm_mode = AMD_FAN_CTRL_MANUAL; + else if (value == 2) + pwm_mode = AMD_FAN_CTRL_AUTO; + else + return -EINVAL; + ret = pm_runtime_get_sync(adev_to_drm(adev)->dev); if (ret < 0) { pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); return ret; } - ret = amdgpu_dpm_set_fan_control_mode(adev, value); + ret = amdgpu_dpm_set_fan_control_mode(adev, pwm_mode); pm_runtime_mark_last_busy(adev_to_drm(adev)->dev); pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c index df4f20293c16..eb4da3666e05 100644 --- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c +++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c @@ -6925,6 +6925,23 @@ static int si_dpm_enable(struct amdgpu_device *adev) return 0; } +static int si_set_temperature_range(struct amdgpu_device *adev) +{ + int ret; + + ret = si_thermal_enable_alert(adev, false); + if (ret) + return ret; + ret = si_thermal_set_temperature_range(adev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + if (ret) + return ret; + ret = si_thermal_enable_alert(adev, true); + if (ret) + return ret; + + return ret; +} + static void si_dpm_disable(struct amdgpu_device *adev) { struct rv7xx_power_info *pi = rv770_get_pi(adev); @@ -7608,6 +7625,18 @@ static int si_dpm_process_interrupt(struct amdgpu_device *adev, static int si_dpm_late_init(void *handle) { + int ret; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!adev->pm.dpm_enabled) + return 0; + + ret = si_set_temperature_range(adev); + if (ret) + return ret; +#if 0 //TODO ? + si_dpm_powergate_uvd(adev, true); +#endif return 0; } diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c index 4cd43bbec910..bcad42534da4 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c @@ -1303,13 +1303,12 @@ static int arcturus_get_power_limit(struct smu_context *smu, if (default_power_limit) *default_power_limit = power_limit; - if (smu->od_enabled) { + if (smu->od_enabled) od_percent_upper = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_11_0_ODSETTING_POWERPERCENTAGE]); - od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_ODSETTING_POWERPERCENTAGE]); - } else { + else od_percent_upper = 0; - od_percent_lower = 100; - } + + od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_ODSETTING_POWERPERCENTAGE]); dev_dbg(smu->adev->dev, "od percent upper:%d, od percent lower:%d (default power: %d)\n", od_percent_upper, od_percent_lower, power_limit); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c index 8d1d29ffb0f1..ed189a3878eb 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c @@ -2357,13 +2357,12 @@ static int navi10_get_power_limit(struct smu_context *smu, *default_power_limit = power_limit; if (smu->od_enabled && - navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_POWER_LIMIT)) { + navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_POWER_LIMIT)) od_percent_upper = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_11_0_ODSETTING_POWERPERCENTAGE]); - od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_ODSETTING_POWERPERCENTAGE]); - } else { + else od_percent_upper = 0; - od_percent_lower = 100; - } + + od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_ODSETTING_POWERPERCENTAGE]); dev_dbg(smu->adev->dev, "od percent upper:%d, od percent lower:%d (default power: %d)\n", od_percent_upper, od_percent_lower, power_limit); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index 21fc033528fa..e2ad2b972ab0 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -640,13 +640,12 @@ static int sienna_cichlid_get_power_limit(struct smu_context *smu, if (default_power_limit) *default_power_limit = power_limit; - if (smu->od_enabled) { + if (smu->od_enabled) od_percent_upper = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_11_0_7_ODSETTING_POWERPERCENTAGE]); - od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_7_ODSETTING_POWERPERCENTAGE]); - } else { + else od_percent_upper = 0; - od_percent_lower = 100; - } + + od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_7_ODSETTING_POWERPERCENTAGE]); dev_dbg(smu->adev->dev, "od percent upper:%d, od percent lower:%d (default power: %d)\n", od_percent_upper, od_percent_lower, power_limit); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c index 2ff6deedef95..da1f43999d09 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c @@ -451,7 +451,7 @@ static int vangogh_init_smc_tables(struct smu_context *smu) #ifdef CONFIG_X86 /* AMD x86 APU only */ - smu->cpu_core_num = boot_cpu_data.x86_max_cores; + smu->cpu_core_num = topology_num_cores_per_package(); #else smu->cpu_core_num = 4; #endif diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c index a9954ffc02c5..9b80f18ea6c3 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c @@ -2369,13 +2369,12 @@ static int smu_v13_0_0_get_power_limit(struct smu_context *smu, if (default_power_limit) *default_power_limit = power_limit; - if (smu->od_enabled) { + if (smu->od_enabled) od_percent_upper = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_13_0_0_ODSETTING_POWERPERCENTAGE]); - od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_13_0_0_ODSETTING_POWERPERCENTAGE]); - } else { + else od_percent_upper = 0; - od_percent_lower = 100; - } + + od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_13_0_0_ODSETTING_POWERPERCENTAGE]); dev_dbg(smu->adev->dev, "od percent upper:%d, od percent lower:%d (default power: %d)\n", od_percent_upper, od_percent_lower, power_limit); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c index 0ffdb58af74e..3dc7b60cb075 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c @@ -2333,13 +2333,12 @@ static int smu_v13_0_7_get_power_limit(struct smu_context *smu, if (default_power_limit) *default_power_limit = power_limit; - if (smu->od_enabled) { + if (smu->od_enabled) od_percent_upper = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_13_0_7_ODSETTING_POWERPERCENTAGE]); - od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_13_0_7_ODSETTING_POWERPERCENTAGE]); - } else { + else od_percent_upper = 0; - od_percent_lower = 100; - } + + od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_13_0_7_ODSETTING_POWERPERCENTAGE]); dev_dbg(smu->adev->dev, "od percent upper:%d, od percent lower:%d (default power: %d)\n", od_percent_upper, od_percent_lower, power_limit); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c index 4894f7ee737b..6dae5ad74ff0 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c @@ -229,8 +229,6 @@ int smu_v14_0_check_fw_version(struct smu_context *smu) smu->smc_driver_if_version = SMU14_DRIVER_IF_VERSION_SMU_V14_0_2; break; case IP_VERSION(14, 0, 0): - if ((smu->smc_fw_version < 0x5d3a00)) - dev_warn(smu->adev->dev, "The PMFW version(%x) is behind in this BIOS!\n", smu->smc_fw_version); smu->smc_driver_if_version = SMU14_DRIVER_IF_VERSION_SMU_V14_0_0; break; default: diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c index 47fdbae4adfc..9310c4758e38 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c @@ -261,7 +261,10 @@ static int smu_v14_0_0_get_smu_metrics_data(struct smu_context *smu, *value = metrics->MpipuclkFrequency; break; case METRICS_AVERAGE_GFXACTIVITY: - *value = metrics->GfxActivity / 100; + if ((smu->smc_fw_version > 0x5d4600)) + *value = metrics->GfxActivity; + else + *value = metrics->GfxActivity / 100; break; case METRICS_AVERAGE_VCNACTIVITY: *value = metrics->VcnActivity / 100; diff --git a/drivers/gpu/drm/bridge/aux-hpd-bridge.c b/drivers/gpu/drm/bridge/aux-hpd-bridge.c index bb55f697a181..6886db2d9e00 100644 --- a/drivers/gpu/drm/bridge/aux-hpd-bridge.c +++ b/drivers/gpu/drm/bridge/aux-hpd-bridge.c @@ -25,20 +25,18 @@ static void drm_aux_hpd_bridge_release(struct device *dev) ida_free(&drm_aux_hpd_bridge_ida, adev->id); of_node_put(adev->dev.platform_data); + of_node_put(adev->dev.of_node); kfree(adev); } -static void drm_aux_hpd_bridge_unregister_adev(void *_adev) +static void drm_aux_hpd_bridge_free_adev(void *_adev) { - struct auxiliary_device *adev = _adev; - - auxiliary_device_delete(adev); - auxiliary_device_uninit(adev); + auxiliary_device_uninit(_adev); } /** - * drm_dp_hpd_bridge_register - Create a simple HPD DisplayPort bridge + * devm_drm_dp_hpd_bridge_alloc - allocate a HPD DisplayPort bridge * @parent: device instance providing this bridge * @np: device node pointer corresponding to this bridge instance * @@ -46,11 +44,9 @@ static void drm_aux_hpd_bridge_unregister_adev(void *_adev) * DRM_MODE_CONNECTOR_DisplayPort, which terminates the bridge chain and is * able to send the HPD events. * - * Return: device instance that will handle created bridge or an error code - * encoded into the pointer. + * Return: bridge auxiliary device pointer or an error pointer */ -struct device *drm_dp_hpd_bridge_register(struct device *parent, - struct device_node *np) +struct auxiliary_device *devm_drm_dp_hpd_bridge_alloc(struct device *parent, struct device_node *np) { struct auxiliary_device *adev; int ret; @@ -74,18 +70,62 @@ struct device *drm_dp_hpd_bridge_register(struct device *parent, ret = auxiliary_device_init(adev); if (ret) { + of_node_put(adev->dev.platform_data); + of_node_put(adev->dev.of_node); ida_free(&drm_aux_hpd_bridge_ida, adev->id); kfree(adev); return ERR_PTR(ret); } - ret = auxiliary_device_add(adev); - if (ret) { - auxiliary_device_uninit(adev); + ret = devm_add_action_or_reset(parent, drm_aux_hpd_bridge_free_adev, adev); + if (ret) return ERR_PTR(ret); - } - ret = devm_add_action_or_reset(parent, drm_aux_hpd_bridge_unregister_adev, adev); + return adev; +} +EXPORT_SYMBOL_GPL(devm_drm_dp_hpd_bridge_alloc); + +static void drm_aux_hpd_bridge_del_adev(void *_adev) +{ + auxiliary_device_delete(_adev); +} + +/** + * devm_drm_dp_hpd_bridge_add - register a HDP DisplayPort bridge + * @dev: struct device to tie registration lifetime to + * @adev: bridge auxiliary device to be registered + * + * Returns: zero on success or a negative errno + */ +int devm_drm_dp_hpd_bridge_add(struct device *dev, struct auxiliary_device *adev) +{ + int ret; + + ret = auxiliary_device_add(adev); + if (ret) + return ret; + + return devm_add_action_or_reset(dev, drm_aux_hpd_bridge_del_adev, adev); +} +EXPORT_SYMBOL_GPL(devm_drm_dp_hpd_bridge_add); + +/** + * drm_dp_hpd_bridge_register - allocate and register a HDP DisplayPort bridge + * @parent: device instance providing this bridge + * @np: device node pointer corresponding to this bridge instance + * + * Return: device instance that will handle created bridge or an error pointer + */ +struct device *drm_dp_hpd_bridge_register(struct device *parent, struct device_node *np) +{ + struct auxiliary_device *adev; + int ret; + + adev = devm_drm_dp_hpd_bridge_alloc(parent, np); + if (IS_ERR(adev)) + return ERR_CAST(adev); + + ret = devm_drm_dp_hpd_bridge_add(parent, adev); if (ret) return ERR_PTR(ret); diff --git a/drivers/gpu/drm/drm_buddy.c b/drivers/gpu/drm/drm_buddy.c index f57e6d74fb0e..5ebdd6f8f36e 100644 --- a/drivers/gpu/drm/drm_buddy.c +++ b/drivers/gpu/drm/drm_buddy.c @@ -332,6 +332,7 @@ alloc_range_bias(struct drm_buddy *mm, u64 start, u64 end, unsigned int order) { + u64 req_size = mm->chunk_size << order; struct drm_buddy_block *block; struct drm_buddy_block *buddy; LIST_HEAD(dfs); @@ -367,6 +368,15 @@ alloc_range_bias(struct drm_buddy *mm, if (drm_buddy_block_is_allocated(block)) continue; + if (block_start < start || block_end > end) { + u64 adjusted_start = max(block_start, start); + u64 adjusted_end = min(block_end, end); + + if (round_down(adjusted_end + 1, req_size) <= + round_up(adjusted_start, req_size)) + continue; + } + if (contains(start, end, block_start, block_end) && order == drm_buddy_block_order(block)) { /* @@ -538,7 +548,13 @@ static int __alloc_range(struct drm_buddy *mm, list_add(&block->left->tmp_link, dfs); } while (1); + if (total_allocated < size) { + err = -ENOSPC; + goto err_free; + } + list_splice_tail(&allocated, blocks); + return 0; err_undo: @@ -755,8 +771,12 @@ int drm_buddy_alloc_blocks(struct drm_buddy *mm, return -EINVAL; /* Actual range allocation */ - if (start + size == end) + if (start + size == end) { + if (!IS_ALIGNED(start | end, min_block_size)) + return -EINVAL; + return __drm_buddy_alloc_range(mm, start, size, NULL, blocks); + } original_size = size; original_min_size = min_block_size; diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index cb90e70d85e8..65f9f66933bb 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -904,6 +904,7 @@ out: connector_set = NULL; fb = NULL; mode = NULL; + num_connectors = 0; DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index b67eafa55715..b7d42210fccc 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -260,8 +260,7 @@ static u64 drm_gem_vram_pg_offset(struct drm_gem_vram_object *gbo) } /** - * drm_gem_vram_offset() - \ - Returns a GEM VRAM object's offset in video memory + * drm_gem_vram_offset() - Returns a GEM VRAM object's offset in video memory * @gbo: the GEM VRAM object * * This function returns the buffer object's offset in the device's video @@ -470,14 +469,15 @@ void drm_gem_vram_vunmap(struct drm_gem_vram_object *gbo, EXPORT_SYMBOL(drm_gem_vram_vunmap); /** - * drm_gem_vram_fill_create_dumb() - \ - Helper for implementing &struct drm_driver.dumb_create + * drm_gem_vram_fill_create_dumb() - Helper for implementing + * &struct drm_driver.dumb_create + * * @file: the DRM file * @dev: the DRM device * @pg_align: the buffer's alignment in multiples of the page size * @pitch_align: the scanline's alignment in powers of 2 - * @args: the arguments as provided to \ - &struct drm_driver.dumb_create + * @args: the arguments as provided to + * &struct drm_driver.dumb_create * * This helper function fills &struct drm_mode_create_dumb, which is used * by &struct drm_driver.dumb_create. Implementations of this interface @@ -575,8 +575,7 @@ static int drm_gem_vram_bo_driver_move(struct drm_gem_vram_object *gbo, */ /** - * drm_gem_vram_object_free() - \ - Implements &struct drm_gem_object_funcs.free + * drm_gem_vram_object_free() - Implements &struct drm_gem_object_funcs.free * @gem: GEM object. Refers to &struct drm_gem_vram_object.gem */ static void drm_gem_vram_object_free(struct drm_gem_object *gem) @@ -591,12 +590,11 @@ static void drm_gem_vram_object_free(struct drm_gem_object *gem) */ /** - * drm_gem_vram_driver_dumb_create() - \ - Implements &struct drm_driver.dumb_create + * drm_gem_vram_driver_dumb_create() - Implements &struct drm_driver.dumb_create * @file: the DRM file * @dev: the DRM device - * @args: the arguments as provided to \ - &struct drm_driver.dumb_create + * @args: the arguments as provided to + * &struct drm_driver.dumb_create * * This function requires the driver to use @drm_device.vram_mm for its * instance of VRAM MM. @@ -639,8 +637,8 @@ static void __drm_gem_vram_plane_helper_cleanup_fb(struct drm_plane *plane, } /** - * drm_gem_vram_plane_helper_prepare_fb() - \ - * Implements &struct drm_plane_helper_funcs.prepare_fb + * drm_gem_vram_plane_helper_prepare_fb() - Implements &struct + * drm_plane_helper_funcs.prepare_fb * @plane: a DRM plane * @new_state: the plane's new state * @@ -690,8 +688,8 @@ err_drm_gem_vram_unpin: EXPORT_SYMBOL(drm_gem_vram_plane_helper_prepare_fb); /** - * drm_gem_vram_plane_helper_cleanup_fb() - \ - * Implements &struct drm_plane_helper_funcs.cleanup_fb + * drm_gem_vram_plane_helper_cleanup_fb() - Implements &struct + * drm_plane_helper_funcs.cleanup_fb * @plane: a DRM plane * @old_state: the plane's old state * @@ -717,8 +715,8 @@ EXPORT_SYMBOL(drm_gem_vram_plane_helper_cleanup_fb); */ /** - * drm_gem_vram_simple_display_pipe_prepare_fb() - \ - * Implements &struct drm_simple_display_pipe_funcs.prepare_fb + * drm_gem_vram_simple_display_pipe_prepare_fb() - Implements &struct + * drm_simple_display_pipe_funcs.prepare_fb * @pipe: a simple display pipe * @new_state: the plane's new state * @@ -739,8 +737,8 @@ int drm_gem_vram_simple_display_pipe_prepare_fb( EXPORT_SYMBOL(drm_gem_vram_simple_display_pipe_prepare_fb); /** - * drm_gem_vram_simple_display_pipe_cleanup_fb() - \ - * Implements &struct drm_simple_display_pipe_funcs.cleanup_fb + * drm_gem_vram_simple_display_pipe_cleanup_fb() - Implements &struct + * drm_simple_display_pipe_funcs.cleanup_fb * @pipe: a simple display pipe * @old_state: the plane's old state * @@ -761,8 +759,7 @@ EXPORT_SYMBOL(drm_gem_vram_simple_display_pipe_cleanup_fb); */ /** - * drm_gem_vram_object_pin() - \ - Implements &struct drm_gem_object_funcs.pin + * drm_gem_vram_object_pin() - Implements &struct drm_gem_object_funcs.pin * @gem: The GEM object to pin * * Returns: @@ -785,8 +782,7 @@ static int drm_gem_vram_object_pin(struct drm_gem_object *gem) } /** - * drm_gem_vram_object_unpin() - \ - Implements &struct drm_gem_object_funcs.unpin + * drm_gem_vram_object_unpin() - Implements &struct drm_gem_object_funcs.unpin * @gem: The GEM object to unpin */ static void drm_gem_vram_object_unpin(struct drm_gem_object *gem) diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 834a5e28abbe..7352bde299d5 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -820,7 +820,7 @@ struct sg_table *drm_prime_pages_to_sg(struct drm_device *dev, if (max_segment == 0) max_segment = UINT_MAX; err = sg_alloc_table_from_pages_segment(sg, pages, nr_pages, 0, - nr_pages << PAGE_SHIFT, + (unsigned long)nr_pages << PAGE_SHIFT, max_segment, GFP_KERNEL); if (err) { kfree(sg); diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index 3f479483d7d8..23b4e9a3361d 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -760,9 +760,11 @@ static void output_poll_execute(struct work_struct *work) changed = dev->mode_config.delayed_event; dev->mode_config.delayed_event = false; - if (!drm_kms_helper_poll && dev->mode_config.poll_running) { - drm_kms_helper_disable_hpd(dev); - dev->mode_config.poll_running = false; + if (!drm_kms_helper_poll) { + if (dev->mode_config.poll_running) { + drm_kms_helper_disable_hpd(dev); + dev->mode_config.poll_running = false; + } goto out; } diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c index 84101baeecc6..a6c19de46292 100644 --- a/drivers/gpu/drm/drm_syncobj.c +++ b/drivers/gpu/drm/drm_syncobj.c @@ -1040,7 +1040,8 @@ static signed long drm_syncobj_array_wait_timeout(struct drm_syncobj **syncobjs, uint64_t *points; uint32_t signaled_count, i; - if (flags & DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT) + if (flags & (DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT | + DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE)) lockdep_assert_none_held_once(); points = kmalloc_array(count, sizeof(*points), GFP_KERNEL); @@ -1109,7 +1110,8 @@ static signed long drm_syncobj_array_wait_timeout(struct drm_syncobj **syncobjs, * fallthough and try a 0 timeout wait! */ - if (flags & DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT) { + if (flags & (DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT | + DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE)) { for (i = 0; i < count; ++i) drm_syncobj_fence_add_wait(syncobjs[i], &entries[i]); } @@ -1416,10 +1418,21 @@ syncobj_eventfd_entry_func(struct drm_syncobj *syncobj, /* This happens inside the syncobj lock */ fence = dma_fence_get(rcu_dereference_protected(syncobj->fence, 1)); + if (!fence) + return; + ret = dma_fence_chain_find_seqno(&fence, entry->point); - if (ret != 0 || !fence) { + if (ret != 0) { + /* The given seqno has not been submitted yet. */ dma_fence_put(fence); return; + } else if (!fence) { + /* If dma_fence_chain_find_seqno returns 0 but sets the fence + * to NULL, it implies that the given seqno is signaled and a + * later seqno has already been submitted. Assign a stub fence + * so that the eventfd still gets signaled below. + */ + fence = dma_fence_get_stub(); } list_del_init(&entry->node); diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index b5d6e3352071..3089029abba4 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -140,7 +140,7 @@ config DRM_I915_GVT_KVMGT Note that this driver only supports newer device from Broadwell on. For further information and setup guide, you can visit: - http://01.org/igvt-g. + https://github.com/intel/gvt-linux/wiki. If in doubt, say "N". diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 47cd6bb04366..06900ff307b2 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -246,7 +246,14 @@ static enum phy icl_aux_pw_to_phy(struct drm_i915_private *i915, enum aux_ch aux_ch = icl_aux_pw_to_ch(power_well); struct intel_digital_port *dig_port = aux_ch_to_digital_port(i915, aux_ch); - return intel_port_to_phy(i915, dig_port->base.port); + /* + * FIXME should we care about the (VBT defined) dig_port->aux_ch + * relationship or should this be purely defined by the hardware layout? + * Currently if the port doesn't appear in the VBT, or if it's declared + * as HDMI-only and routed to a combo PHY, the encoder either won't be + * present at all or it will not have an aux_ch assigned. + */ + return dig_port ? intel_port_to_phy(i915, dig_port->base.port) : PHY_NONE; } static void hsw_wait_for_power_well_enable(struct drm_i915_private *dev_priv, @@ -414,7 +421,8 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, intel_de_rmw(dev_priv, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); - if (DISPLAY_VER(dev_priv) < 12) + /* FIXME this is a mess */ + if (phy != PHY_NONE) intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), 0, ICL_LANE_ENABLE_AUX); @@ -437,7 +445,10 @@ icl_combo_phy_aux_power_well_disable(struct drm_i915_private *dev_priv, drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); - intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), ICL_LANE_ENABLE_AUX, 0); + /* FIXME this is a mess */ + if (phy != PHY_NONE) + intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), + ICL_LANE_ENABLE_AUX, 0); intel_de_rmw(dev_priv, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 3fdd8a517983..ac7fe6281afe 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -609,6 +609,13 @@ struct intel_connector { * and active (i.e. dpms ON state). */ bool (*get_hw_state)(struct intel_connector *); + /* + * Optional hook called during init/resume to sync any state + * stored in the connector (eg. DSC state) wrt. the HW state. + */ + void (*sync_state)(struct intel_connector *connector, + const struct intel_crtc_state *crtc_state); + /* Panel info for eDP and LVDS */ struct intel_panel panel; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f5ef95da5534..94d2a15d8444 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2355,6 +2355,9 @@ intel_dp_compute_config_limits(struct intel_dp *intel_dp, limits->min_rate = intel_dp_common_rate(intel_dp, 0); limits->max_rate = intel_dp_max_link_rate(intel_dp); + /* FIXME 128b/132b SST support missing */ + limits->max_rate = min(limits->max_rate, 810000); + limits->min_lane_count = 1; limits->max_lane_count = intel_dp_max_lane_count(intel_dp); @@ -5696,6 +5699,9 @@ intel_dp_detect(struct drm_connector *connector, goto out; } + if (!intel_dp_is_edp(intel_dp)) + intel_psr_init_dpcd(intel_dp); + intel_dp_detect_dsc_caps(intel_dp, intel_connector); intel_dp_configure_mst(intel_dp); @@ -5856,6 +5862,19 @@ intel_dp_connector_unregister(struct drm_connector *connector) intel_connector_unregister(connector); } +void intel_dp_connector_sync_state(struct intel_connector *connector, + const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(connector->base.dev); + + if (crtc_state && crtc_state->dsc.compression_enable) { + drm_WARN_ON(&i915->drm, !connector->dp.dsc_decompression_aux); + connector->dp.dsc_decompression_enabled = true; + } else { + connector->dp.dsc_decompression_enabled = false; + } +} + void intel_dp_encoder_flush_work(struct drm_encoder *encoder) { struct intel_digital_port *dig_port = enc_to_dig_port(to_intel_encoder(encoder)); diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 05db46b111f2..375d0677cd8c 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -45,6 +45,8 @@ bool intel_dp_limited_color_range(const struct intel_crtc_state *crtc_state, int intel_dp_min_bpp(enum intel_output_format output_format); bool intel_dp_init_connector(struct intel_digital_port *dig_port, struct intel_connector *intel_connector); +void intel_dp_connector_sync_state(struct intel_connector *connector, + const struct intel_crtc_state *crtc_state); void intel_dp_set_link_params(struct intel_dp *intel_dp, int link_rate, int lane_count); int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp, diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index 3a595cd433d4..8538d1ce2fcb 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -330,23 +330,13 @@ static const struct hdcp2_dp_msg_data hdcp2_dp_msg_data[] = { 0, 0 }, }; -static struct drm_dp_aux * -intel_dp_hdcp_get_aux(struct intel_connector *connector) -{ - struct intel_digital_port *dig_port = intel_attached_dig_port(connector); - - if (intel_encoder_is_mst(connector->encoder)) - return &connector->port->aux; - else - return &dig_port->dp.aux; -} - static int intel_dp_hdcp2_read_rx_status(struct intel_connector *connector, u8 *rx_status) { struct drm_i915_private *i915 = to_i915(connector->base.dev); - struct drm_dp_aux *aux = intel_dp_hdcp_get_aux(connector); + struct intel_digital_port *dig_port = intel_attached_dig_port(connector); + struct drm_dp_aux *aux = &dig_port->dp.aux; ssize_t ret; ret = drm_dp_dpcd_read(aux, @@ -399,7 +389,9 @@ intel_dp_hdcp2_wait_for_msg(struct intel_connector *connector, const struct hdcp2_dp_msg_data *hdcp2_msg_data) { struct drm_i915_private *i915 = to_i915(connector->base.dev); - struct intel_hdcp *hdcp = &connector->hdcp; + struct intel_digital_port *dig_port = intel_attached_dig_port(connector); + struct intel_dp *dp = &dig_port->dp; + struct intel_hdcp *hdcp = &dp->attached_connector->hdcp; u8 msg_id = hdcp2_msg_data->msg_id; int ret, timeout; bool msg_ready = false; @@ -454,8 +446,9 @@ int intel_dp_hdcp2_write_msg(struct intel_connector *connector, unsigned int offset; u8 *byte = buf; ssize_t ret, bytes_to_write, len; + struct intel_digital_port *dig_port = intel_attached_dig_port(connector); + struct drm_dp_aux *aux = &dig_port->dp.aux; const struct hdcp2_dp_msg_data *hdcp2_msg_data; - struct drm_dp_aux *aux; hdcp2_msg_data = get_hdcp2_dp_msg_data(*byte); if (!hdcp2_msg_data) @@ -463,8 +456,6 @@ int intel_dp_hdcp2_write_msg(struct intel_connector *connector, offset = hdcp2_msg_data->offset; - aux = intel_dp_hdcp_get_aux(connector); - /* No msg_id in DP HDCP2.2 msgs */ bytes_to_write = size - 1; byte++; @@ -490,7 +481,8 @@ static ssize_t get_receiver_id_list_rx_info(struct intel_connector *connector, u32 *dev_cnt, u8 *byte) { - struct drm_dp_aux *aux = intel_dp_hdcp_get_aux(connector); + struct intel_digital_port *dig_port = intel_attached_dig_port(connector); + struct drm_dp_aux *aux = &dig_port->dp.aux; ssize_t ret; u8 *rx_info = byte; @@ -515,8 +507,9 @@ int intel_dp_hdcp2_read_msg(struct intel_connector *connector, { struct intel_digital_port *dig_port = intel_attached_dig_port(connector); struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - struct intel_hdcp *hdcp = &connector->hdcp; - struct drm_dp_aux *aux; + struct drm_dp_aux *aux = &dig_port->dp.aux; + struct intel_dp *dp = &dig_port->dp; + struct intel_hdcp *hdcp = &dp->attached_connector->hdcp; unsigned int offset; u8 *byte = buf; ssize_t ret, bytes_to_recv, len; @@ -530,8 +523,6 @@ int intel_dp_hdcp2_read_msg(struct intel_connector *connector, return -EINVAL; offset = hdcp2_msg_data->offset; - aux = intel_dp_hdcp_get_aux(connector); - ret = intel_dp_hdcp2_wait_for_msg(connector, hdcp2_msg_data); if (ret < 0) return ret; @@ -561,13 +552,8 @@ int intel_dp_hdcp2_read_msg(struct intel_connector *connector, /* Entire msg read timeout since initiate of msg read */ if (bytes_to_recv == size - 1 && hdcp2_msg_data->msg_read_timeout > 0) { - if (intel_encoder_is_mst(connector->encoder)) - msg_end = ktime_add_ms(ktime_get_raw(), - hdcp2_msg_data->msg_read_timeout * - connector->port->parent->num_ports); - else - msg_end = ktime_add_ms(ktime_get_raw(), - hdcp2_msg_data->msg_read_timeout); + msg_end = ktime_add_ms(ktime_get_raw(), + hdcp2_msg_data->msg_read_timeout); } ret = drm_dp_dpcd_read(aux, offset, @@ -651,12 +637,11 @@ static int intel_dp_hdcp2_capable(struct intel_connector *connector, bool *capable) { - struct drm_dp_aux *aux; + struct intel_digital_port *dig_port = intel_attached_dig_port(connector); + struct drm_dp_aux *aux = &dig_port->dp.aux; u8 rx_caps[3]; int ret; - aux = intel_dp_hdcp_get_aux(connector); - *capable = false; ret = drm_dp_dpcd_read(aux, DP_HDCP_2_2_REG_RX_CAPS_OFFSET, diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 8a9432335030..a01a59f57ae5 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1534,6 +1534,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo return NULL; intel_connector->get_hw_state = intel_dp_mst_get_hw_state; + intel_connector->sync_state = intel_dp_connector_sync_state; intel_connector->mst_port = intel_dp; intel_connector->port = port; drm_dp_mst_get_port_malloc(port); diff --git a/drivers/gpu/drm/i915/display/intel_modeset_setup.c b/drivers/gpu/drm/i915/display/intel_modeset_setup.c index 94eece7f63be..caeca3a8442c 100644 --- a/drivers/gpu/drm/i915/display/intel_modeset_setup.c +++ b/drivers/gpu/drm/i915/display/intel_modeset_setup.c @@ -318,12 +318,6 @@ static void intel_modeset_update_connector_atomic_state(struct drm_i915_private const struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); - if (crtc_state->dsc.compression_enable) { - drm_WARN_ON(&i915->drm, !connector->dp.dsc_decompression_aux); - connector->dp.dsc_decompression_enabled = true; - } else { - connector->dp.dsc_decompression_enabled = false; - } conn_state->max_bpc = (crtc_state->pipe_bpp ?: 24) / 3; } } @@ -775,8 +769,9 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915) drm_connector_list_iter_begin(&i915->drm, &conn_iter); for_each_intel_connector_iter(connector, &conn_iter) { + struct intel_crtc_state *crtc_state = NULL; + if (connector->get_hw_state(connector)) { - struct intel_crtc_state *crtc_state; struct intel_crtc *crtc; connector->base.dpms = DRM_MODE_DPMS_ON; @@ -802,6 +797,10 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915) connector->base.dpms = DRM_MODE_DPMS_OFF; connector->base.encoder = NULL; } + + if (connector->sync_state) + connector->sync_state(connector, crtc_state); + drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] hw state readout: %s\n", connector->base.base.id, connector->base.name, diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 57bbf3e3af92..4faaf4b3fc53 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2776,9 +2776,6 @@ void intel_psr_init(struct intel_dp *intel_dp) if (!(HAS_PSR(dev_priv) || HAS_DP20(dev_priv))) return; - if (!intel_dp_is_edp(intel_dp)) - intel_psr_init_dpcd(intel_dp); - /* * HSW spec explicitly says PSR is tied to port A. * BDW+ platforms have a instance of PSR registers per transcoder but diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index acc6b6804105..2915d7afe5cc 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -1209,7 +1209,7 @@ static bool intel_sdvo_set_tv_format(struct intel_sdvo *intel_sdvo, struct intel_sdvo_tv_format format; u32 format_map; - format_map = 1 << conn_state->tv.mode; + format_map = 1 << conn_state->tv.legacy_mode; memset(&format, 0, sizeof(format)); memcpy(&format, &format_map, min(sizeof(format), sizeof(format_map))); @@ -2298,7 +2298,7 @@ static int intel_sdvo_get_tv_modes(struct drm_connector *connector) * Read the list of supported input resolutions for the selected TV * format. */ - format_map = 1 << conn_state->tv.mode; + format_map = 1 << conn_state->tv.legacy_mode; memcpy(&tv_res, &format_map, min(sizeof(format_map), sizeof(struct intel_sdvo_sdtv_resolution_request))); @@ -2363,7 +2363,7 @@ intel_sdvo_connector_atomic_get_property(struct drm_connector *connector, int i; for (i = 0; i < intel_sdvo_connector->format_supported_num; i++) - if (state->tv.mode == intel_sdvo_connector->tv_format_supported[i]) { + if (state->tv.legacy_mode == intel_sdvo_connector->tv_format_supported[i]) { *val = i; return 0; @@ -2419,7 +2419,7 @@ intel_sdvo_connector_atomic_set_property(struct drm_connector *connector, struct intel_sdvo_connector_state *sdvo_state = to_intel_sdvo_connector_state(state); if (property == intel_sdvo_connector->tv_format) { - state->tv.mode = intel_sdvo_connector->tv_format_supported[val]; + state->tv.legacy_mode = intel_sdvo_connector->tv_format_supported[val]; if (state->crtc) { struct drm_crtc_state *crtc_state = @@ -3076,7 +3076,7 @@ static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo, drm_property_add_enum(intel_sdvo_connector->tv_format, i, tv_format_names[intel_sdvo_connector->tv_format_supported[i]]); - intel_sdvo_connector->base.base.state->tv.mode = intel_sdvo_connector->tv_format_supported[0]; + intel_sdvo_connector->base.base.state->tv.legacy_mode = intel_sdvo_connector->tv_format_supported[0]; drm_object_attach_property(&intel_sdvo_connector->base.base.base, intel_sdvo_connector->tv_format, 0); return true; diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index d4386cb3569e..992a725de751 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -949,7 +949,7 @@ intel_disable_tv(struct intel_atomic_state *state, static const struct tv_mode *intel_tv_mode_find(const struct drm_connector_state *conn_state) { - int format = conn_state->tv.mode; + int format = conn_state->tv.legacy_mode; return &tv_modes[format]; } @@ -1704,7 +1704,7 @@ static void intel_tv_find_better_format(struct drm_connector *connector) break; } - connector->state->tv.mode = i; + connector->state->tv.legacy_mode = i; } static int @@ -1859,7 +1859,7 @@ static int intel_tv_atomic_check(struct drm_connector *connector, old_state = drm_atomic_get_old_connector_state(state, connector); new_crtc_state = drm_atomic_get_new_crtc_state(state, new_state->crtc); - if (old_state->tv.mode != new_state->tv.mode || + if (old_state->tv.legacy_mode != new_state->tv.legacy_mode || old_state->tv.margins.left != new_state->tv.margins.left || old_state->tv.margins.right != new_state->tv.margins.right || old_state->tv.margins.top != new_state->tv.margins.top || @@ -1896,7 +1896,7 @@ static void intel_tv_add_properties(struct drm_connector *connector) conn_state->tv.margins.right = 46; conn_state->tv.margins.bottom = 37; - conn_state->tv.mode = 0; + conn_state->tv.legacy_mode = 0; /* Create TV properties then attach current values */ for (i = 0; i < ARRAY_SIZE(tv_modes); i++) { @@ -1910,7 +1910,7 @@ static void intel_tv_add_properties(struct drm_connector *connector) drm_object_attach_property(&connector->base, i915->drm.mode_config.legacy_tv_mode_property, - conn_state->tv.mode); + conn_state->tv.legacy_mode); drm_object_attach_property(&connector->base, i915->drm.mode_config.tv_left_margin_property, conn_state->tv.margins.left); diff --git a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h index 64f440fdc22b..8b21dc8e26d5 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h +++ b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h @@ -51,8 +51,8 @@ #define DSCC_PICTURE_PARAMETER_SET_0 _MMIO(0x6BA00) #define _DSCA_PPS_0 0x6B200 #define _DSCC_PPS_0 0x6BA00 -#define DSCA_PPS(pps) _MMIO(_DSCA_PPS_0 + (pps) * 4) -#define DSCC_PPS(pps) _MMIO(_DSCC_PPS_0 + (pps) * 4) +#define DSCA_PPS(pps) _MMIO(_DSCA_PPS_0 + ((pps) < 12 ? (pps) : (pps) + 12) * 4) +#define DSCC_PPS(pps) _MMIO(_DSCC_PPS_0 + ((pps) < 12 ? (pps) : (pps) + 12) * 4) #define _ICL_DSC0_PICTURE_PARAMETER_SET_0_PB 0x78270 #define _ICL_DSC1_PICTURE_PARAMETER_SET_0_PB 0x78370 #define _ICL_DSC0_PICTURE_PARAMETER_SET_0_PC 0x78470 diff --git a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c index 1d3ebdf4069b..c08b67593565 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c @@ -379,6 +379,9 @@ i915_gem_userptr_release(struct drm_i915_gem_object *obj) { GEM_WARN_ON(obj->userptr.page_ref); + if (!obj->userptr.notifier.mm) + return; + mmu_interval_notifier_remove(&obj->userptr.notifier); obj->userptr.notifier.mm = NULL; } diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 90f6c1ece57d..efcb00472be2 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -2849,8 +2849,7 @@ static int handle_mmio(struct intel_gvt_mmio_table_iter *iter, u32 offset, for (i = start; i < end; i += 4) { p = intel_gvt_find_mmio_info(gvt, i); if (p) { - WARN(1, "dup mmio definition offset %x\n", - info->offset); + WARN(1, "dup mmio definition offset %x\n", i); /* We return -EEXIST here to make GVT-g load fail. * So duplicated MMIO can be found as soon as diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c index e98b6d69a91a..9b6d87c8b583 100644 --- a/drivers/gpu/drm/i915/intel_gvt.c +++ b/drivers/gpu/drm/i915/intel_gvt.c @@ -41,7 +41,7 @@ * To virtualize GPU resources GVT-g driver depends on hypervisor technology * e.g KVM/VFIO/mdev, Xen, etc. to provide resource access trapping capability * and be virtualized within GVT-g device module. More architectural design - * doc is available on https://01.org/group/2230/documentation-list. + * doc is available on https://github.com/intel/gvt-linux/wiki. */ static LIST_HEAD(intel_gvt_devices); diff --git a/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c b/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c index 2990dd4d4a0d..e14ac0ab1314 100644 --- a/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c +++ b/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c @@ -3,6 +3,8 @@ * Copyright © 2021 Intel Corporation */ +#include <linux/jiffies.h> + //#include "gt/intel_engine_user.h" #include "gt/intel_gt.h" #include "i915_drv.h" @@ -12,7 +14,7 @@ #define REDUCED_TIMESLICE 5 #define REDUCED_PREEMPT 10 -#define WAIT_FOR_RESET_TIME 10000 +#define WAIT_FOR_RESET_TIME_MS 10000 struct intel_engine_cs *intel_selftest_find_any_engine(struct intel_gt *gt) { @@ -91,7 +93,7 @@ int intel_selftest_wait_for_rq(struct i915_request *rq) { long ret; - ret = i915_request_wait(rq, 0, WAIT_FOR_RESET_TIME); + ret = i915_request_wait(rq, 0, msecs_to_jiffies(WAIT_FOR_RESET_TIME_MS)); if (ret < 0) return ret; diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.c b/drivers/gpu/drm/meson/meson_encoder_cvbs.c index 3f73b211fa8e..3407450435e2 100644 --- a/drivers/gpu/drm/meson/meson_encoder_cvbs.c +++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.c @@ -294,6 +294,5 @@ void meson_encoder_cvbs_remove(struct meson_drm *priv) if (priv->encoders[MESON_ENC_CVBS]) { meson_encoder_cvbs = priv->encoders[MESON_ENC_CVBS]; drm_bridge_remove(&meson_encoder_cvbs->bridge); - drm_bridge_remove(meson_encoder_cvbs->next_bridge); } } diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.c b/drivers/gpu/drm/meson/meson_encoder_dsi.c index 3f93c70488ca..311b91630fbe 100644 --- a/drivers/gpu/drm/meson/meson_encoder_dsi.c +++ b/drivers/gpu/drm/meson/meson_encoder_dsi.c @@ -168,6 +168,5 @@ void meson_encoder_dsi_remove(struct meson_drm *priv) if (priv->encoders[MESON_ENC_DSI]) { meson_encoder_dsi = priv->encoders[MESON_ENC_DSI]; drm_bridge_remove(&meson_encoder_dsi->bridge); - drm_bridge_remove(meson_encoder_dsi->next_bridge); } } diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.c b/drivers/gpu/drm/meson/meson_encoder_hdmi.c index 25ea76558690..c4686568c9ca 100644 --- a/drivers/gpu/drm/meson/meson_encoder_hdmi.c +++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.c @@ -474,6 +474,5 @@ void meson_encoder_hdmi_remove(struct meson_drm *priv) if (priv->encoders[MESON_ENC_HDMI]) { meson_encoder_hdmi = priv->encoders[MESON_ENC_HDMI]; drm_bridge_remove(&meson_encoder_hdmi->bridge); - drm_bridge_remove(meson_encoder_hdmi->next_bridge); } } diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index c0bc924cd302..c9c55e2ea584 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1287,7 +1287,7 @@ static void a6xx_calc_ubwc_config(struct adreno_gpu *gpu) gpu->ubwc_config.highest_bank_bit = 15; if (adreno_is_a610(gpu)) { - gpu->ubwc_config.highest_bank_bit = 14; + gpu->ubwc_config.highest_bank_bit = 13; gpu->ubwc_config.min_acc_len = 1; gpu->ubwc_config.ubwc_mode = 1; } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 83380bc92a00..6a4b489d44e5 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -144,10 +144,6 @@ enum dpu_enc_rc_states { * to track crtc in the disable() hook which is called * _after_ encoder_mask is cleared. * @connector: If a mode is set, cached pointer to the active connector - * @crtc_kickoff_cb: Callback into CRTC that will flush & start - * all CTL paths - * @crtc_kickoff_cb_data: Opaque user data given to crtc_kickoff_cb - * @debugfs_root: Debug file system root file node * @enc_lock: Lock around physical encoder * create/destroy/enable/disable * @frame_busy_mask: Bitmask tracking which phys_enc we are still @@ -2072,7 +2068,7 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) } /* reset the merge 3D HW block */ - if (phys_enc->hw_pp->merge_3d) { + if (phys_enc->hw_pp && phys_enc->hw_pp->merge_3d) { phys_enc->hw_pp->merge_3d->ops.setup_3d_mode(phys_enc->hw_pp->merge_3d, BLEND_3D_NONE); if (phys_enc->hw_ctl->ops.update_pending_flush_merge_3d) @@ -2103,7 +2099,7 @@ void dpu_encoder_helper_phys_cleanup(struct dpu_encoder_phys *phys_enc) if (phys_enc->hw_wb) intf_cfg.wb = phys_enc->hw_wb->idx; - if (phys_enc->hw_pp->merge_3d) + if (phys_enc->hw_pp && phys_enc->hw_pp->merge_3d) intf_cfg.merge_3d = phys_enc->hw_pp->merge_3d->idx; if (ctl->ops.reset_intf_cfg) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index b58a9c2ae326..724537ab776d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -29,7 +29,6 @@ static inline bool reserved_by_other(uint32_t *res_map, int idx, /** * struct dpu_rm_requirements - Reservation requirements parameter bundle * @topology: selected topology for the display - * @hw_res: Hardware resources required as reported by the encoders */ struct dpu_rm_requirements { struct msm_display_topology topology; @@ -204,6 +203,8 @@ static bool _dpu_rm_needs_split_display(const struct msm_display_topology *top) * _dpu_rm_get_lm_peer - get the id of a mixer which is a peer of the primary * @rm: dpu resource manager handle * @primary_idx: index of primary mixer in rm->mixer_blks[] + * + * Returns: lm peer mixed id on success or %-EINVAL on error */ static int _dpu_rm_get_lm_peer(struct dpu_rm *rm, int primary_idx) { diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index 77a8d9366ed7..fb588fde298a 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -135,11 +135,6 @@ static void dp_ctrl_config_ctrl(struct dp_ctrl_private *ctrl) tbd = dp_link_get_test_bits_depth(ctrl->link, ctrl->panel->dp_mode.bpp); - if (tbd == DP_TEST_BIT_DEPTH_UNKNOWN) { - pr_debug("BIT_DEPTH not set. Configure default\n"); - tbd = DP_TEST_BIT_DEPTH_8; - } - config |= tbd << DP_CONFIGURATION_CTRL_BPC_SHIFT; /* Num of Lanes */ diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index d37d599aec27..4c72124ffb5d 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -329,10 +329,26 @@ static const struct component_ops dp_display_comp_ops = { .unbind = dp_display_unbind, }; +static void dp_display_send_hpd_event(struct msm_dp *dp_display) +{ + struct dp_display_private *dp; + struct drm_connector *connector; + + dp = container_of(dp_display, struct dp_display_private, dp_display); + + connector = dp->dp_display.connector; + drm_helper_hpd_irq_event(connector->dev); +} + static int dp_display_send_hpd_notification(struct dp_display_private *dp, bool hpd) { - struct drm_bridge *bridge = dp->dp_display.bridge; + if ((hpd && dp->dp_display.link_ready) || + (!hpd && !dp->dp_display.link_ready)) { + drm_dbg_dp(dp->drm_dev, "HPD already %s\n", + (hpd ? "on" : "off")); + return 0; + } /* reset video pattern flag on disconnect */ if (!hpd) { @@ -348,7 +364,7 @@ static int dp_display_send_hpd_notification(struct dp_display_private *dp, drm_dbg_dp(dp->drm_dev, "type=%d hpd=%d\n", dp->dp_display.connector_type, hpd); - drm_bridge_hpd_notify(bridge, dp->dp_display.link_ready); + dp_display_send_hpd_event(&dp->dp_display); return 0; } diff --git a/drivers/gpu/drm/msm/dp/dp_link.c b/drivers/gpu/drm/msm/dp/dp_link.c index 98427d45e9a7..49dfac1fd1ef 100644 --- a/drivers/gpu/drm/msm/dp/dp_link.c +++ b/drivers/gpu/drm/msm/dp/dp_link.c @@ -7,6 +7,7 @@ #include <drm/drm_print.h> +#include "dp_reg.h" #include "dp_link.h" #include "dp_panel.h" @@ -1082,7 +1083,7 @@ int dp_link_process_request(struct dp_link *dp_link) int dp_link_get_colorimetry_config(struct dp_link *dp_link) { - u32 cc; + u32 cc = DP_MISC0_COLORIMERY_CFG_LEGACY_RGB; struct dp_link_private *link; if (!dp_link) { @@ -1096,10 +1097,11 @@ int dp_link_get_colorimetry_config(struct dp_link *dp_link) * Unless a video pattern CTS test is ongoing, use RGB_VESA * Only RGB_VESA and RGB_CEA supported for now */ - if (dp_link_is_video_pattern_requested(link)) - cc = link->dp_link.test_video.test_dyn_range; - else - cc = DP_TEST_DYNAMIC_RANGE_VESA; + if (dp_link_is_video_pattern_requested(link)) { + if (link->dp_link.test_video.test_dyn_range & + DP_TEST_DYNAMIC_RANGE_CEA) + cc = DP_MISC0_COLORIMERY_CFG_CEA_RGB; + } return cc; } @@ -1179,6 +1181,9 @@ void dp_link_reset_phy_params_vx_px(struct dp_link *dp_link) u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp) { u32 tbd; + struct dp_link_private *link; + + link = container_of(dp_link, struct dp_link_private, dp_link); /* * Few simplistic rules and assumptions made here: @@ -1196,12 +1201,13 @@ u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp) tbd = DP_TEST_BIT_DEPTH_10; break; default: - tbd = DP_TEST_BIT_DEPTH_UNKNOWN; + drm_dbg_dp(link->drm_dev, "bpp=%d not supported, use bpc=8\n", + bpp); + tbd = DP_TEST_BIT_DEPTH_8; break; } - if (tbd != DP_TEST_BIT_DEPTH_UNKNOWN) - tbd = (tbd >> DP_TEST_BIT_DEPTH_SHIFT); + tbd = (tbd >> DP_TEST_BIT_DEPTH_SHIFT); return tbd; } diff --git a/drivers/gpu/drm/msm/dp/dp_reg.h b/drivers/gpu/drm/msm/dp/dp_reg.h index ea85a691e72b..78785ed4b40c 100644 --- a/drivers/gpu/drm/msm/dp/dp_reg.h +++ b/drivers/gpu/drm/msm/dp/dp_reg.h @@ -143,6 +143,9 @@ #define DP_MISC0_COLORIMETRY_CFG_SHIFT (0x00000001) #define DP_MISC0_TEST_BITS_DEPTH_SHIFT (0x00000005) +#define DP_MISC0_COLORIMERY_CFG_LEGACY_RGB (0) +#define DP_MISC0_COLORIMERY_CFG_CEA_RGB (0x04) + #define REG_DP_VALID_BOUNDARY (0x00000030) #define REG_DP_VALID_BOUNDARY_2 (0x00000034) diff --git a/drivers/gpu/drm/msm/msm_gem_prime.c b/drivers/gpu/drm/msm/msm_gem_prime.c index 5f68e31a3e4e..0915f3b68752 100644 --- a/drivers/gpu/drm/msm/msm_gem_prime.c +++ b/drivers/gpu/drm/msm/msm_gem_prime.c @@ -26,7 +26,7 @@ int msm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map) { void *vaddr; - vaddr = msm_gem_get_vaddr(obj); + vaddr = msm_gem_get_vaddr_locked(obj); if (IS_ERR(vaddr)) return PTR_ERR(vaddr); iosys_map_set_vaddr(map, vaddr); @@ -36,7 +36,7 @@ int msm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map) void msm_gem_prime_vunmap(struct drm_gem_object *obj, struct iosys_map *map) { - msm_gem_put_vaddr(obj); + msm_gem_put_vaddr_locked(obj); } struct drm_gem_object *msm_gem_prime_import_sg_table(struct drm_device *dev, diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 095390774f22..655002b21b0d 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -751,12 +751,14 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) struct msm_ringbuffer *ring = submit->ring; unsigned long flags; - pm_runtime_get_sync(&gpu->pdev->dev); + WARN_ON(!mutex_is_locked(&gpu->lock)); - mutex_lock(&gpu->lock); + pm_runtime_get_sync(&gpu->pdev->dev); msm_gpu_hw_init(gpu); + submit->seqno = submit->hw_fence->seqno; + update_sw_cntrs(gpu); /* @@ -781,11 +783,8 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) gpu->funcs->submit(gpu, submit); gpu->cur_ctx_seqno = submit->queue->ctx->seqno; - hangcheck_timer_reset(gpu); - - mutex_unlock(&gpu->lock); - pm_runtime_put(&gpu->pdev->dev); + hangcheck_timer_reset(gpu); } /* diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c index 5cc8d358cc97..d5512037c38b 100644 --- a/drivers/gpu/drm/msm/msm_iommu.c +++ b/drivers/gpu/drm/msm/msm_iommu.c @@ -21,6 +21,8 @@ struct msm_iommu_pagetable { struct msm_mmu base; struct msm_mmu *parent; struct io_pgtable_ops *pgtbl_ops; + const struct iommu_flush_ops *tlb; + struct device *iommu_dev; unsigned long pgsize_bitmap; /* Bitmap of page sizes in use */ phys_addr_t ttbr; u32 asid; @@ -201,11 +203,33 @@ static const struct msm_mmu_funcs pagetable_funcs = { static void msm_iommu_tlb_flush_all(void *cookie) { + struct msm_iommu_pagetable *pagetable = cookie; + struct adreno_smmu_priv *adreno_smmu; + + if (!pm_runtime_get_if_in_use(pagetable->iommu_dev)) + return; + + adreno_smmu = dev_get_drvdata(pagetable->parent->dev); + + pagetable->tlb->tlb_flush_all((void *)adreno_smmu->cookie); + + pm_runtime_put_autosuspend(pagetable->iommu_dev); } static void msm_iommu_tlb_flush_walk(unsigned long iova, size_t size, size_t granule, void *cookie) { + struct msm_iommu_pagetable *pagetable = cookie; + struct adreno_smmu_priv *adreno_smmu; + + if (!pm_runtime_get_if_in_use(pagetable->iommu_dev)) + return; + + adreno_smmu = dev_get_drvdata(pagetable->parent->dev); + + pagetable->tlb->tlb_flush_walk(iova, size, granule, (void *)adreno_smmu->cookie); + + pm_runtime_put_autosuspend(pagetable->iommu_dev); } static void msm_iommu_tlb_add_page(struct iommu_iotlb_gather *gather, @@ -213,7 +237,7 @@ static void msm_iommu_tlb_add_page(struct iommu_iotlb_gather *gather, { } -static const struct iommu_flush_ops null_tlb_ops = { +static const struct iommu_flush_ops tlb_ops = { .tlb_flush_all = msm_iommu_tlb_flush_all, .tlb_flush_walk = msm_iommu_tlb_flush_walk, .tlb_add_page = msm_iommu_tlb_add_page, @@ -254,10 +278,10 @@ struct msm_mmu *msm_iommu_pagetable_create(struct msm_mmu *parent) /* The incoming cfg will have the TTBR1 quirk enabled */ ttbr0_cfg.quirks &= ~IO_PGTABLE_QUIRK_ARM_TTBR1; - ttbr0_cfg.tlb = &null_tlb_ops; + ttbr0_cfg.tlb = &tlb_ops; pagetable->pgtbl_ops = alloc_io_pgtable_ops(ARM_64_LPAE_S1, - &ttbr0_cfg, iommu->domain); + &ttbr0_cfg, pagetable); if (!pagetable->pgtbl_ops) { kfree(pagetable); @@ -279,6 +303,8 @@ struct msm_mmu *msm_iommu_pagetable_create(struct msm_mmu *parent) /* Needed later for TLB flush */ pagetable->parent = parent; + pagetable->tlb = ttbr1_cfg->tlb; + pagetable->iommu_dev = ttbr1_cfg->iommu_dev; pagetable->pgsize_bitmap = ttbr0_cfg.pgsize_bitmap; pagetable->ttbr = ttbr0_cfg.arm_lpae_s1_cfg.ttbr; diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c index 455b2e3a0cdd..35423d10aafa 100644 --- a/drivers/gpu/drm/msm/msm_mdss.c +++ b/drivers/gpu/drm/msm/msm_mdss.c @@ -562,6 +562,7 @@ static const struct msm_mdss_data sdm670_data = { .ubwc_enc_version = UBWC_2_0, .ubwc_dec_version = UBWC_2_0, .highest_bank_bit = 1, + .reg_bus_bw = 76800, }; static const struct msm_mdss_data sdm845_data = { diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c index 4bc13f7d005a..9d6655f96f0c 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.c +++ b/drivers/gpu/drm/msm/msm_ringbuffer.c @@ -21,8 +21,6 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) msm_fence_init(submit->hw_fence, fctx); - submit->seqno = submit->hw_fence->seqno; - mutex_lock(&priv->lru.lock); for (i = 0; i < submit->nr_bos; i++) { @@ -35,8 +33,13 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) mutex_unlock(&priv->lru.lock); + /* TODO move submit path over to using a per-ring lock.. */ + mutex_lock(&gpu->lock); + msm_gpu_submit(gpu, submit); + mutex_unlock(&gpu->lock); + return dma_fence_get(submit->hw_fence); } diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig index 1e6aaf95ff7c..ceef470c9fbf 100644 --- a/drivers/gpu/drm/nouveau/Kconfig +++ b/drivers/gpu/drm/nouveau/Kconfig @@ -100,3 +100,11 @@ config DRM_NOUVEAU_SVM help Say Y here if you want to enable experimental support for Shared Virtual Memory (SVM). + +config DRM_NOUVEAU_GSP_DEFAULT + bool "Use GSP firmware for Turing/Ampere (needs firmware installed)" + depends on DRM_NOUVEAU + default n + help + Say Y here if you want to use the GSP codepaths by default on + Turing and Ampere GPUs. diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h index 0d9fc741a719..932c9fd0b2d8 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h @@ -11,6 +11,7 @@ struct nvkm_client { u32 debug; struct rb_root objroot; + spinlock_t obj_lock; void *data; int (*event)(u64 token, void *argv, u32 argc); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h index d1437c08645f..6f5d376d8fcc 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h @@ -9,7 +9,7 @@ #define GSP_PAGE_SIZE BIT(GSP_PAGE_SHIFT) struct nvkm_gsp_mem { - u32 size; + size_t size; void *data; dma_addr_t addr; }; diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c index a04156ca8390..80f74ee0fc78 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -128,12 +128,14 @@ nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16, struct nouveau_abi16_ntfy *ntfy, *temp; /* Cancel all jobs from the entity's queue. */ - drm_sched_entity_fini(&chan->sched.entity); + if (chan->sched) + drm_sched_entity_fini(&chan->sched->entity); if (chan->chan) nouveau_channel_idle(chan->chan); - nouveau_sched_fini(&chan->sched); + if (chan->sched) + nouveau_sched_destroy(&chan->sched); /* cleanup notifier state */ list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) { @@ -197,6 +199,7 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS) struct nouveau_cli *cli = nouveau_cli(file_priv); struct nouveau_drm *drm = nouveau_drm(dev); struct nvif_device *device = &drm->client.device; + struct nvkm_device *nvkm_device = nvxx_device(&drm->client.device); struct nvkm_gr *gr = nvxx_gr(device); struct drm_nouveau_getparam *getparam = data; struct pci_dev *pdev = to_pci_dev(dev->dev); @@ -261,6 +264,14 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS) getparam->value = nouveau_exec_push_max_from_ib_max(ib_max); break; } + case NOUVEAU_GETPARAM_VRAM_BAR_SIZE: + getparam->value = nvkm_device->func->resource_size(nvkm_device, 1); + break; + case NOUVEAU_GETPARAM_VRAM_USED: { + struct ttm_resource_manager *vram_mgr = ttm_manager_type(&drm->ttm.bdev, TTM_PL_VRAM); + getparam->value = (u64)ttm_resource_manager_usage(vram_mgr); + break; + } default: NV_PRINTK(dbg, cli, "unknown parameter %lld\n", getparam->param); return -EINVAL; @@ -337,10 +348,16 @@ nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS) if (ret) goto done; - ret = nouveau_sched_init(&chan->sched, drm, drm->sched_wq, - chan->chan->dma.ib_max); - if (ret) - goto done; + /* If we're not using the VM_BIND uAPI, we don't need a scheduler. + * + * The client lock is already acquired by nouveau_abi16_get(). + */ + if (nouveau_cli_uvmm(cli)) { + ret = nouveau_sched_create(&chan->sched, drm, drm->sched_wq, + chan->chan->dma.ib_max); + if (ret) + goto done; + } init->channel = chan->chan->chid; diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.h b/drivers/gpu/drm/nouveau/nouveau_abi16.h index 1f5e243c0c75..11c8c4a80079 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.h +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.h @@ -26,7 +26,7 @@ struct nouveau_abi16_chan { struct nouveau_bo *ntfy; struct nouveau_vma *ntfy_vma; struct nvkm_mm heap; - struct nouveau_sched sched; + struct nouveau_sched *sched; }; struct nouveau_abi16 { diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 6f6c31a9937b..a947e1d5f309 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -201,7 +201,8 @@ nouveau_cli_fini(struct nouveau_cli *cli) WARN_ON(!list_empty(&cli->worker)); usif_client_fini(cli); - nouveau_sched_fini(&cli->sched); + if (cli->sched) + nouveau_sched_destroy(&cli->sched); if (uvmm) nouveau_uvmm_fini(uvmm); nouveau_vmm_fini(&cli->svm); @@ -311,7 +312,7 @@ nouveau_cli_init(struct nouveau_drm *drm, const char *sname, cli->mem = &mems[ret]; /* Don't pass in the (shared) sched_wq in order to let - * nouveau_sched_init() create a dedicated one for VM_BIND jobs. + * nouveau_sched_create() create a dedicated one for VM_BIND jobs. * * This is required to ensure that for VM_BIND jobs free_job() work and * run_job() work can always run concurrently and hence, free_job() work @@ -320,7 +321,7 @@ nouveau_cli_init(struct nouveau_drm *drm, const char *sname, * locks which indirectly or directly are held for allocations * elsewhere. */ - ret = nouveau_sched_init(&cli->sched, drm, NULL, 1); + ret = nouveau_sched_create(&cli->sched, drm, NULL, 1); if (ret) goto done; diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 8a6d94c8b163..e239c6bf4afa 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -98,7 +98,7 @@ struct nouveau_cli { bool disabled; } uvmm; - struct nouveau_sched sched; + struct nouveau_sched *sched; const struct nvif_mclass *mem; diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.c b/drivers/gpu/drm/nouveau/nouveau_exec.c index bc5d71b79ab2..e65c0ef23bc7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_exec.c +++ b/drivers/gpu/drm/nouveau/nouveau_exec.c @@ -389,7 +389,7 @@ nouveau_exec_ioctl_exec(struct drm_device *dev, if (ret) goto out; - args.sched = &chan16->sched; + args.sched = chan16->sched; args.file_priv = file_priv; args.chan = chan; diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 49c2bcbef129..5a887d67dc0e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -764,7 +764,7 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data, return -ENOMEM; if (unlikely(nouveau_cli_uvmm(cli))) - return -ENOSYS; + return nouveau_abi16_put(abi16, -ENOSYS); list_for_each_entry(temp, &abi16->channels, head) { if (temp->chan->chid == req->channel) { diff --git a/drivers/gpu/drm/nouveau/nouveau_sched.c b/drivers/gpu/drm/nouveau/nouveau_sched.c index dd98f6910f9c..32fa2e273965 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sched.c +++ b/drivers/gpu/drm/nouveau/nouveau_sched.c @@ -398,7 +398,7 @@ static const struct drm_sched_backend_ops nouveau_sched_ops = { .free_job = nouveau_sched_free_job, }; -int +static int nouveau_sched_init(struct nouveau_sched *sched, struct nouveau_drm *drm, struct workqueue_struct *wq, u32 credit_limit) { @@ -453,7 +453,30 @@ fail_wq: return ret; } -void +int +nouveau_sched_create(struct nouveau_sched **psched, struct nouveau_drm *drm, + struct workqueue_struct *wq, u32 credit_limit) +{ + struct nouveau_sched *sched; + int ret; + + sched = kzalloc(sizeof(*sched), GFP_KERNEL); + if (!sched) + return -ENOMEM; + + ret = nouveau_sched_init(sched, drm, wq, credit_limit); + if (ret) { + kfree(sched); + return ret; + } + + *psched = sched; + + return 0; +} + + +static void nouveau_sched_fini(struct nouveau_sched *sched) { struct drm_gpu_scheduler *drm_sched = &sched->base; @@ -471,3 +494,14 @@ nouveau_sched_fini(struct nouveau_sched *sched) if (sched->wq) destroy_workqueue(sched->wq); } + +void +nouveau_sched_destroy(struct nouveau_sched **psched) +{ + struct nouveau_sched *sched = *psched; + + nouveau_sched_fini(sched); + kfree(sched); + + *psched = NULL; +} diff --git a/drivers/gpu/drm/nouveau/nouveau_sched.h b/drivers/gpu/drm/nouveau/nouveau_sched.h index a6528f5981e6..e1f01a23e6f6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sched.h +++ b/drivers/gpu/drm/nouveau/nouveau_sched.h @@ -111,8 +111,8 @@ struct nouveau_sched { } job; }; -int nouveau_sched_init(struct nouveau_sched *sched, struct nouveau_drm *drm, - struct workqueue_struct *wq, u32 credit_limit); -void nouveau_sched_fini(struct nouveau_sched *sched); +int nouveau_sched_create(struct nouveau_sched **psched, struct nouveau_drm *drm, + struct workqueue_struct *wq, u32 credit_limit); +void nouveau_sched_destroy(struct nouveau_sched **psched); #endif diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c index cc03e0c22ff3..5e4565c5011a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_svm.c +++ b/drivers/gpu/drm/nouveau/nouveau_svm.c @@ -1011,7 +1011,7 @@ nouveau_svm_fault_buffer_ctor(struct nouveau_svm *svm, s32 oclass, int id) if (ret) return ret; - buffer->fault = kvcalloc(sizeof(*buffer->fault), buffer->entries, GFP_KERNEL); + buffer->fault = kvcalloc(buffer->entries, sizeof(*buffer->fault), GFP_KERNEL); if (!buffer->fault) return -ENOMEM; diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c index 4f223c972c6a..0a0a11dc9ec0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c +++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c @@ -1740,7 +1740,7 @@ nouveau_uvmm_ioctl_vm_bind(struct drm_device *dev, if (ret) return ret; - args.sched = &cli->sched; + args.sched = cli->sched; args.file_priv = file_priv; ret = nouveau_uvmm_vm_bind(&args); diff --git a/drivers/gpu/drm/nouveau/nvkm/core/client.c b/drivers/gpu/drm/nouveau/nvkm/core/client.c index ebdeb8eb9e77..c55662937ab2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/client.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/client.c @@ -180,6 +180,7 @@ nvkm_client_new(const char *name, u64 device, const char *cfg, const char *dbg, client->device = device; client->debug = nvkm_dbgopt(dbg, "CLIENT"); client->objroot = RB_ROOT; + spin_lock_init(&client->obj_lock); client->event = event; INIT_LIST_HEAD(&client->umem); spin_lock_init(&client->lock); diff --git a/drivers/gpu/drm/nouveau/nvkm/core/object.c b/drivers/gpu/drm/nouveau/nvkm/core/object.c index 7c554c14e884..aea3ba72027a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/object.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/object.c @@ -30,8 +30,10 @@ nvkm_object_search(struct nvkm_client *client, u64 handle, const struct nvkm_object_func *func) { struct nvkm_object *object; + unsigned long flags; if (handle) { + spin_lock_irqsave(&client->obj_lock, flags); struct rb_node *node = client->objroot.rb_node; while (node) { object = rb_entry(node, typeof(*object), node); @@ -40,9 +42,12 @@ nvkm_object_search(struct nvkm_client *client, u64 handle, else if (handle > object->object) node = node->rb_right; - else + else { + spin_unlock_irqrestore(&client->obj_lock, flags); goto done; + } } + spin_unlock_irqrestore(&client->obj_lock, flags); return ERR_PTR(-ENOENT); } else { object = &client->object; @@ -57,30 +62,39 @@ done: void nvkm_object_remove(struct nvkm_object *object) { + unsigned long flags; + + spin_lock_irqsave(&object->client->obj_lock, flags); if (!RB_EMPTY_NODE(&object->node)) rb_erase(&object->node, &object->client->objroot); + spin_unlock_irqrestore(&object->client->obj_lock, flags); } bool nvkm_object_insert(struct nvkm_object *object) { - struct rb_node **ptr = &object->client->objroot.rb_node; + struct rb_node **ptr; struct rb_node *parent = NULL; + unsigned long flags; + spin_lock_irqsave(&object->client->obj_lock, flags); + ptr = &object->client->objroot.rb_node; while (*ptr) { struct nvkm_object *this = rb_entry(*ptr, typeof(*this), node); parent = *ptr; - if (object->object < this->object) + if (object->object < this->object) { ptr = &parent->rb_left; - else - if (object->object > this->object) + } else if (object->object > this->object) { ptr = &parent->rb_right; - else + } else { + spin_unlock_irqrestore(&object->client->obj_lock, flags); return false; + } } rb_link_node(&object->node, parent, ptr); rb_insert_color(&object->node, &object->client->objroot); + spin_unlock_irqrestore(&object->client->obj_lock, flags); return true; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/r535.c index 4135690326f4..3a30bea30e36 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/r535.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/r535.c @@ -168,12 +168,11 @@ r535_bar_new_(const struct nvkm_bar_func *hw, struct nvkm_device *device, rm->flush = r535_bar_flush; ret = gf100_bar_new_(rm, device, type, inst, &bar); - *pbar = bar; if (ret) { - if (!bar) - kfree(rm); + kfree(rm); return ret; } + *pbar = bar; bar->flushBAR2PhysMode = ioremap(device->func->resource_addr(device, 3), PAGE_SIZE); if (!bar->flushBAR2PhysMode) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c index 19188683c8fc..8c2bf1c16f2a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c @@ -154,11 +154,17 @@ shadow_fw_init(struct nvkm_bios *bios, const char *name) return (void *)fw; } +static void +shadow_fw_release(void *fw) +{ + release_firmware(fw); +} + static const struct nvbios_source shadow_fw = { .name = "firmware", .init = shadow_fw_init, - .fini = (void(*)(void *))release_firmware, + .fini = shadow_fw_release, .read = shadow_fw_read, .rw = false, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c index 5e1fa176aac4..a73a5b589790 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c @@ -997,6 +997,32 @@ r535_gsp_rpc_get_gsp_static_info(struct nvkm_gsp *gsp) return 0; } +static void +nvkm_gsp_mem_dtor(struct nvkm_gsp *gsp, struct nvkm_gsp_mem *mem) +{ + if (mem->data) { + /* + * Poison the buffer to catch any unexpected access from + * GSP-RM if the buffer was prematurely freed. + */ + memset(mem->data, 0xFF, mem->size); + + dma_free_coherent(gsp->subdev.device->dev, mem->size, mem->data, mem->addr); + memset(mem, 0, sizeof(*mem)); + } +} + +static int +nvkm_gsp_mem_ctor(struct nvkm_gsp *gsp, size_t size, struct nvkm_gsp_mem *mem) +{ + mem->size = size; + mem->data = dma_alloc_coherent(gsp->subdev.device->dev, size, &mem->addr, GFP_KERNEL); + if (WARN_ON(!mem->data)) + return -ENOMEM; + + return 0; +} + static int r535_gsp_postinit(struct nvkm_gsp *gsp) { @@ -1024,6 +1050,11 @@ r535_gsp_postinit(struct nvkm_gsp *gsp) nvkm_inth_allow(&gsp->subdev.inth); nvkm_wr32(device, 0x110004, 0x00000040); + + /* Release the DMA buffers that were needed only for boot and init */ + nvkm_gsp_mem_dtor(gsp, &gsp->boot.fw); + nvkm_gsp_mem_dtor(gsp, &gsp->libos); + return ret; } @@ -1532,27 +1563,6 @@ r535_gsp_msg_run_cpu_sequencer(void *priv, u32 fn, void *repv, u32 repc) return 0; } -static void -nvkm_gsp_mem_dtor(struct nvkm_gsp *gsp, struct nvkm_gsp_mem *mem) -{ - if (mem->data) { - dma_free_coherent(gsp->subdev.device->dev, mem->size, mem->data, mem->addr); - mem->data = NULL; - } -} - -static int -nvkm_gsp_mem_ctor(struct nvkm_gsp *gsp, u32 size, struct nvkm_gsp_mem *mem) -{ - mem->size = size; - mem->data = dma_alloc_coherent(gsp->subdev.device->dev, size, &mem->addr, GFP_KERNEL); - if (WARN_ON(!mem->data)) - return -ENOMEM; - - return 0; -} - - static int r535_gsp_booter_unload(struct nvkm_gsp *gsp, u32 mbox0, u32 mbox1) { @@ -1938,20 +1948,20 @@ nvkm_gsp_radix3_dtor(struct nvkm_gsp *gsp, struct nvkm_gsp_radix3 *rx3) * See kgspCreateRadix3_IMPL */ static int -nvkm_gsp_radix3_sg(struct nvkm_device *device, struct sg_table *sgt, u64 size, +nvkm_gsp_radix3_sg(struct nvkm_gsp *gsp, struct sg_table *sgt, u64 size, struct nvkm_gsp_radix3 *rx3) { u64 addr; for (int i = ARRAY_SIZE(rx3->mem) - 1; i >= 0; i--) { u64 *ptes; - int idx; + size_t bufsize; + int ret, idx; - rx3->mem[i].size = ALIGN((size / GSP_PAGE_SIZE) * sizeof(u64), GSP_PAGE_SIZE); - rx3->mem[i].data = dma_alloc_coherent(device->dev, rx3->mem[i].size, - &rx3->mem[i].addr, GFP_KERNEL); - if (WARN_ON(!rx3->mem[i].data)) - return -ENOMEM; + bufsize = ALIGN((size / GSP_PAGE_SIZE) * sizeof(u64), GSP_PAGE_SIZE); + ret = nvkm_gsp_mem_ctor(gsp, bufsize, &rx3->mem[i]); + if (ret) + return ret; ptes = rx3->mem[i].data; if (i == 2) { @@ -1991,7 +2001,7 @@ r535_gsp_fini(struct nvkm_gsp *gsp, bool suspend) if (ret) return ret; - ret = nvkm_gsp_radix3_sg(gsp->subdev.device, &gsp->sr.sgt, len, &gsp->sr.radix3); + ret = nvkm_gsp_radix3_sg(gsp, &gsp->sr.sgt, len, &gsp->sr.radix3); if (ret) return ret; @@ -2150,6 +2160,13 @@ r535_gsp_dtor(struct nvkm_gsp *gsp) mutex_destroy(&gsp->cmdq.mutex); r535_gsp_dtor_fws(gsp); + + nvkm_gsp_mem_dtor(gsp, &gsp->rmargs); + nvkm_gsp_mem_dtor(gsp, &gsp->wpr_meta); + nvkm_gsp_mem_dtor(gsp, &gsp->shm.mem); + nvkm_gsp_mem_dtor(gsp, &gsp->loginit); + nvkm_gsp_mem_dtor(gsp, &gsp->logintr); + nvkm_gsp_mem_dtor(gsp, &gsp->logrm); } int @@ -2194,7 +2211,7 @@ r535_gsp_oneinit(struct nvkm_gsp *gsp) memcpy(gsp->sig.data, data, size); /* Build radix3 page table for ELF image. */ - ret = nvkm_gsp_radix3_sg(device, &gsp->fw.mem.sgt, gsp->fw.len, &gsp->radix3); + ret = nvkm_gsp_radix3_sg(gsp, &gsp->fw.mem.sgt, gsp->fw.len, &gsp->radix3); if (ret) return ret; @@ -2295,8 +2312,12 @@ r535_gsp_load(struct nvkm_gsp *gsp, int ver, const struct nvkm_gsp_fwif *fwif) { struct nvkm_subdev *subdev = &gsp->subdev; int ret; + bool enable_gsp = fwif->enable; - if (!nvkm_boolopt(subdev->device->cfgopt, "NvGspRm", fwif->enable)) +#if IS_ENABLED(CONFIG_DRM_NOUVEAU_GSP_DEFAULT) + enable_gsp = true; +#endif + if (!nvkm_boolopt(subdev->device->cfgopt, "NvGspRm", enable_gsp)) return -EINVAL; if ((ret = r535_gsp_load_fw(gsp, "gsp", fwif->ver, &gsp->fws.rm)) || diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c index c4c0f08e9202..4945a1e787eb 100644 --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c @@ -1768,11 +1768,11 @@ static const struct panel_desc starry_qfh032011_53g_desc = { }; static const struct drm_display_mode starry_himax83102_j02_default_mode = { - .clock = 162850, + .clock = 162680, .hdisplay = 1200, - .hsync_start = 1200 + 50, - .hsync_end = 1200 + 50 + 20, - .htotal = 1200 + 50 + 20 + 50, + .hsync_start = 1200 + 60, + .hsync_end = 1200 + 60 + 20, + .htotal = 1200 + 60 + 20 + 40, .vdisplay = 1920, .vsync_start = 1920 + 116, .vsync_end = 1920 + 116 + 8, diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index 85b3b4871a1d..fdd768bbd487 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -1985,8 +1985,10 @@ static void vop2_crtc_atomic_enable(struct drm_crtc *crtc, clock = vop2_set_intf_mux(vp, rkencoder->crtc_endpoint_id, polflags); } - if (!clock) + if (!clock) { + vop2_unlock(vop2); return; + } if (vcstate->output_mode == ROCKCHIP_OUT_MODE_AAAA && !(vp_data->feature & VOP2_VP_FEATURE_OUTPUT_10BIT)) diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 85f082396d42..d442b893275b 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -1178,21 +1178,24 @@ static void drm_sched_run_job_work(struct work_struct *w) struct drm_sched_entity *entity; struct dma_fence *fence; struct drm_sched_fence *s_fence; - struct drm_sched_job *sched_job = NULL; + struct drm_sched_job *sched_job; int r; if (READ_ONCE(sched->pause_submit)) return; /* Find entity with a ready job */ - while (!sched_job && (entity = drm_sched_select_entity(sched))) { - sched_job = drm_sched_entity_pop_job(entity); - if (!sched_job) - complete_all(&entity->entity_idle); - } + entity = drm_sched_select_entity(sched); if (!entity) return; /* No more work */ + sched_job = drm_sched_entity_pop_job(entity); + if (!sched_job) { + complete_all(&entity->entity_idle); + drm_sched_run_job_queue(sched); + return; + } + s_fence = sched_job->s_fence; atomic_add(sched_job->credits, &sched->credit_count); diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index a73cff7a3070..03d1c76aec2d 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1243,9 +1243,26 @@ static int host1x_drm_probe(struct host1x_device *dev) drm_mode_config_reset(drm); - err = drm_aperture_remove_framebuffers(&tegra_drm_driver); - if (err < 0) - goto hub; + /* + * Only take over from a potential firmware framebuffer if any CRTCs + * have been registered. This must not be a fatal error because there + * are other accelerators that are exposed via this driver. + * + * Another case where this happens is on Tegra234 where the display + * hardware is no longer part of the host1x complex, so this driver + * will not expose any modesetting features. + */ + if (drm->mode_config.num_crtc > 0) { + err = drm_aperture_remove_framebuffers(&tegra_drm_driver); + if (err < 0) + goto hub; + } else { + /* + * Indicate to userspace that this doesn't expose any display + * capabilities. + */ + drm->driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC); + } err = drm_dev_register(drm, 0); if (err < 0) diff --git a/drivers/gpu/drm/tests/drm_buddy_test.c b/drivers/gpu/drm/tests/drm_buddy_test.c index ea2af6bd9abe..e48863a44556 100644 --- a/drivers/gpu/drm/tests/drm_buddy_test.c +++ b/drivers/gpu/drm/tests/drm_buddy_test.c @@ -8,16 +8,308 @@ #include <linux/prime_numbers.h> #include <linux/sched/signal.h> +#include <linux/sizes.h> #include <drm/drm_buddy.h> #include "../lib/drm_random.h" +static unsigned int random_seed; + static inline u64 get_size(int order, u64 chunk_size) { return (1 << order) * chunk_size; } +static void drm_test_buddy_alloc_range_bias(struct kunit *test) +{ + u32 mm_size, ps, bias_size, bias_start, bias_end, bias_rem; + DRM_RND_STATE(prng, random_seed); + unsigned int i, count, *order; + struct drm_buddy mm; + LIST_HEAD(allocated); + + bias_size = SZ_1M; + ps = roundup_pow_of_two(prandom_u32_state(&prng) % bias_size); + ps = max(SZ_4K, ps); + mm_size = (SZ_8M-1) & ~(ps-1); /* Multiple roots */ + + kunit_info(test, "mm_size=%u, ps=%u\n", mm_size, ps); + + KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_init(&mm, mm_size, ps), + "buddy_init failed\n"); + + count = mm_size / bias_size; + order = drm_random_order(count, &prng); + KUNIT_EXPECT_TRUE(test, order); + + /* + * Idea is to split the address space into uniform bias ranges, and then + * in some random order allocate within each bias, using various + * patterns within. This should detect if allocations leak out from a + * given bias, for example. + */ + + for (i = 0; i < count; i++) { + LIST_HEAD(tmp); + u32 size; + + bias_start = order[i] * bias_size; + bias_end = bias_start + bias_size; + bias_rem = bias_size; + + /* internal round_up too big */ + KUNIT_ASSERT_TRUE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, bias_size + ps, bias_size, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc failed with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, bias_size, bias_size); + + /* size too big */ + KUNIT_ASSERT_TRUE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, bias_size + ps, ps, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc didn't fail with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, bias_size + ps, ps); + + /* bias range too small for size */ + KUNIT_ASSERT_TRUE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start + ps, + bias_end, bias_size, ps, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc didn't fail with bias(%x-%x), size=%u, ps=%u\n", + bias_start + ps, bias_end, bias_size, ps); + + /* bias misaligned */ + KUNIT_ASSERT_TRUE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start + ps, + bias_end - ps, + bias_size >> 1, bias_size >> 1, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc h didn't fail with bias(%x-%x), size=%u, ps=%u\n", + bias_start + ps, bias_end - ps, bias_size >> 1, bias_size >> 1); + + /* single big page */ + KUNIT_ASSERT_FALSE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, bias_size, bias_size, + &tmp, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc i failed with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, bias_size, bias_size); + drm_buddy_free_list(&mm, &tmp); + + /* single page with internal round_up */ + KUNIT_ASSERT_FALSE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, ps, bias_size, + &tmp, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc failed with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, ps, bias_size); + drm_buddy_free_list(&mm, &tmp); + + /* random size within */ + size = max(round_up(prandom_u32_state(&prng) % bias_rem, ps), ps); + if (size) + KUNIT_ASSERT_FALSE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, size, ps, + &tmp, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc failed with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, size, ps); + + bias_rem -= size; + /* too big for current avail */ + KUNIT_ASSERT_TRUE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, bias_rem + ps, ps, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc didn't fail with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, bias_rem + ps, ps); + + if (bias_rem) { + /* random fill of the remainder */ + size = max(round_up(prandom_u32_state(&prng) % bias_rem, ps), ps); + size = max(size, ps); + + KUNIT_ASSERT_FALSE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, size, ps, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc failed with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, size, ps); + /* + * Intentionally allow some space to be left + * unallocated, and ideally not always on the bias + * boundaries. + */ + drm_buddy_free_list(&mm, &tmp); + } else { + list_splice_tail(&tmp, &allocated); + } + } + + kfree(order); + drm_buddy_free_list(&mm, &allocated); + drm_buddy_fini(&mm); + + /* + * Something more free-form. Idea is to pick a random starting bias + * range within the address space and then start filling it up. Also + * randomly grow the bias range in both directions as we go along. This + * should give us bias start/end which is not always uniform like above, + * and in some cases will require the allocator to jump over already + * allocated nodes in the middle of the address space. + */ + + KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_init(&mm, mm_size, ps), + "buddy_init failed\n"); + + bias_start = round_up(prandom_u32_state(&prng) % (mm_size - ps), ps); + bias_end = round_up(bias_start + prandom_u32_state(&prng) % (mm_size - bias_start), ps); + bias_end = max(bias_end, bias_start + ps); + bias_rem = bias_end - bias_start; + + do { + u32 size = max(round_up(prandom_u32_state(&prng) % bias_rem, ps), ps); + + KUNIT_ASSERT_FALSE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, + bias_end, size, ps, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc failed with bias(%x-%x), size=%u, ps=%u\n", + bias_start, bias_end, size, ps); + bias_rem -= size; + + /* + * Try to randomly grow the bias range in both directions, or + * only one, or perhaps don't grow at all. + */ + do { + u32 old_bias_start = bias_start; + u32 old_bias_end = bias_end; + + if (bias_start) + bias_start -= round_up(prandom_u32_state(&prng) % bias_start, ps); + if (bias_end != mm_size) + bias_end += round_up(prandom_u32_state(&prng) % (mm_size - bias_end), ps); + + bias_rem += old_bias_start - bias_start; + bias_rem += bias_end - old_bias_end; + } while (!bias_rem && (bias_start || bias_end != mm_size)); + } while (bias_rem); + + KUNIT_ASSERT_EQ(test, bias_start, 0); + KUNIT_ASSERT_EQ(test, bias_end, mm_size); + KUNIT_ASSERT_TRUE_MSG(test, + drm_buddy_alloc_blocks(&mm, bias_start, bias_end, + ps, ps, + &allocated, + DRM_BUDDY_RANGE_ALLOCATION), + "buddy_alloc passed with bias(%x-%x), size=%u\n", + bias_start, bias_end, ps); + + drm_buddy_free_list(&mm, &allocated); + drm_buddy_fini(&mm); +} + +static void drm_test_buddy_alloc_contiguous(struct kunit *test) +{ + const unsigned long ps = SZ_4K, mm_size = 16 * 3 * SZ_4K; + unsigned long i, n_pages, total; + struct drm_buddy_block *block; + struct drm_buddy mm; + LIST_HEAD(left); + LIST_HEAD(middle); + LIST_HEAD(right); + LIST_HEAD(allocated); + + KUNIT_EXPECT_FALSE(test, drm_buddy_init(&mm, mm_size, ps)); + + /* + * Idea is to fragment the address space by alternating block + * allocations between three different lists; one for left, middle and + * right. We can then free a list to simulate fragmentation. In + * particular we want to exercise the DRM_BUDDY_CONTIGUOUS_ALLOCATION, + * including the try_harder path. + */ + + i = 0; + n_pages = mm_size / ps; + do { + struct list_head *list; + int slot = i % 3; + + if (slot == 0) + list = &left; + else if (slot == 1) + list = &middle; + else + list = &right; + KUNIT_ASSERT_FALSE_MSG(test, + drm_buddy_alloc_blocks(&mm, 0, mm_size, + ps, ps, list, 0), + "buddy_alloc hit an error size=%lu\n", + ps); + } while (++i < n_pages); + + KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size, + 3 * ps, ps, &allocated, + DRM_BUDDY_CONTIGUOUS_ALLOCATION), + "buddy_alloc didn't error size=%lu\n", 3 * ps); + + drm_buddy_free_list(&mm, &middle); + KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size, + 3 * ps, ps, &allocated, + DRM_BUDDY_CONTIGUOUS_ALLOCATION), + "buddy_alloc didn't error size=%lu\n", 3 * ps); + KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size, + 2 * ps, ps, &allocated, + DRM_BUDDY_CONTIGUOUS_ALLOCATION), + "buddy_alloc didn't error size=%lu\n", 2 * ps); + + drm_buddy_free_list(&mm, &right); + KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size, + 3 * ps, ps, &allocated, + DRM_BUDDY_CONTIGUOUS_ALLOCATION), + "buddy_alloc didn't error size=%lu\n", 3 * ps); + /* + * At this point we should have enough contiguous space for 2 blocks, + * however they are never buddies (since we freed middle and right) so + * will require the try_harder logic to find them. + */ + KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size, + 2 * ps, ps, &allocated, + DRM_BUDDY_CONTIGUOUS_ALLOCATION), + "buddy_alloc hit an error size=%lu\n", 2 * ps); + + drm_buddy_free_list(&mm, &left); + KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size, + 3 * ps, ps, &allocated, + DRM_BUDDY_CONTIGUOUS_ALLOCATION), + "buddy_alloc hit an error size=%lu\n", 3 * ps); + + total = 0; + list_for_each_entry(block, &allocated, link) + total += drm_buddy_block_size(&mm, block); + + KUNIT_ASSERT_EQ(test, total, ps * 2 + ps * 3); + + drm_buddy_free_list(&mm, &allocated); + drm_buddy_fini(&mm); +} + static void drm_test_buddy_alloc_pathological(struct kunit *test) { u64 mm_size, size, start = 0; @@ -275,16 +567,30 @@ static void drm_test_buddy_alloc_limit(struct kunit *test) drm_buddy_fini(&mm); } +static int drm_buddy_suite_init(struct kunit_suite *suite) +{ + while (!random_seed) + random_seed = get_random_u32(); + + kunit_info(suite, "Testing DRM buddy manager, with random_seed=0x%x\n", + random_seed); + + return 0; +} + static struct kunit_case drm_buddy_tests[] = { KUNIT_CASE(drm_test_buddy_alloc_limit), KUNIT_CASE(drm_test_buddy_alloc_optimistic), KUNIT_CASE(drm_test_buddy_alloc_pessimistic), KUNIT_CASE(drm_test_buddy_alloc_pathological), + KUNIT_CASE(drm_test_buddy_alloc_contiguous), + KUNIT_CASE(drm_test_buddy_alloc_range_bias), {} }; static struct kunit_suite drm_buddy_test_suite = { .name = "drm_buddy", + .suite_init = drm_buddy_suite_init, .test_cases = drm_buddy_tests, }; diff --git a/drivers/gpu/drm/tests/drm_mm_test.c b/drivers/gpu/drm/tests/drm_mm_test.c index 1eb0c304f960..f37c0d765865 100644 --- a/drivers/gpu/drm/tests/drm_mm_test.c +++ b/drivers/gpu/drm/tests/drm_mm_test.c @@ -157,7 +157,7 @@ static void drm_test_mm_init(struct kunit *test) /* After creation, it should all be one massive hole */ if (!assert_one_hole(test, &mm, 0, size)) { - KUNIT_FAIL(test, ""); + KUNIT_FAIL(test, "mm not one hole on creation"); goto out; } @@ -171,14 +171,14 @@ static void drm_test_mm_init(struct kunit *test) /* After filling the range entirely, there should be no holes */ if (!assert_no_holes(test, &mm)) { - KUNIT_FAIL(test, ""); + KUNIT_FAIL(test, "mm has holes when filled"); goto out; } /* And then after emptying it again, the massive hole should be back */ drm_mm_remove_node(&tmp); if (!assert_one_hole(test, &mm, 0, size)) { - KUNIT_FAIL(test, ""); + KUNIT_FAIL(test, "mm does not have single hole after emptying"); goto out; } diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c index b62f420a9f96..112438d965ff 100644 --- a/drivers/gpu/drm/ttm/ttm_pool.c +++ b/drivers/gpu/drm/ttm/ttm_pool.c @@ -387,7 +387,7 @@ static void ttm_pool_free_range(struct ttm_pool *pool, struct ttm_tt *tt, enum ttm_caching caching, pgoff_t start_page, pgoff_t end_page) { - struct page **pages = tt->pages; + struct page **pages = &tt->pages[start_page]; unsigned int order; pgoff_t i, nr; diff --git a/drivers/gpu/drm/xe/compat-i915-headers/gem/i915_gem_object.h b/drivers/gpu/drm/xe/compat-i915-headers/gem/i915_gem_object.h index 68d9f6116bdf..777c20ceabab 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/gem/i915_gem_object.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/gem/i915_gem_object.h @@ -10,7 +10,7 @@ #include "xe_bo.h" -#define i915_gem_object_is_shmem(obj) ((obj)->flags & XE_BO_CREATE_SYSTEM_BIT) +#define i915_gem_object_is_shmem(obj) (0) /* We don't use shmem */ static inline dma_addr_t i915_gem_object_get_dma_address(const struct xe_bo *bo, pgoff_t n) { diff --git a/drivers/gpu/drm/xe/tests/xe_migrate.c b/drivers/gpu/drm/xe/tests/xe_migrate.c index a6523df0f1d3..c347e2c29f81 100644 --- a/drivers/gpu/drm/xe/tests/xe_migrate.c +++ b/drivers/gpu/drm/xe/tests/xe_migrate.c @@ -114,21 +114,21 @@ static void test_copy(struct xe_migrate *m, struct xe_bo *bo, region | XE_BO_NEEDS_CPU_ACCESS); if (IS_ERR(remote)) { - KUNIT_FAIL(test, "Failed to allocate remote bo for %s: %li\n", - str, PTR_ERR(remote)); + KUNIT_FAIL(test, "Failed to allocate remote bo for %s: %pe\n", + str, remote); return; } err = xe_bo_validate(remote, NULL, false); if (err) { - KUNIT_FAIL(test, "Failed to validate system bo for %s: %li\n", + KUNIT_FAIL(test, "Failed to validate system bo for %s: %i\n", str, err); goto out_unlock; } err = xe_bo_vmap(remote); if (err) { - KUNIT_FAIL(test, "Failed to vmap system bo for %s: %li\n", + KUNIT_FAIL(test, "Failed to vmap system bo for %s: %i\n", str, err); goto out_unlock; } diff --git a/drivers/gpu/drm/xe/tests/xe_mocs_test.c b/drivers/gpu/drm/xe/tests/xe_mocs_test.c index ef56bd517b28..421b819fd4ba 100644 --- a/drivers/gpu/drm/xe/tests/xe_mocs_test.c +++ b/drivers/gpu/drm/xe/tests/xe_mocs_test.c @@ -21,4 +21,5 @@ kunit_test_suite(xe_mocs_test_suite); MODULE_AUTHOR("Intel Corporation"); MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("xe_mocs kunit test"); MODULE_IMPORT_NS(EXPORTED_FOR_KUNIT_TESTING); diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c index 0b0e262e2166..4d3b80ec906d 100644 --- a/drivers/gpu/drm/xe/xe_bo.c +++ b/drivers/gpu/drm/xe/xe_bo.c @@ -28,6 +28,14 @@ #include "xe_ttm_stolen_mgr.h" #include "xe_vm.h" +const char *const xe_mem_type_to_name[TTM_NUM_MEM_TYPES] = { + [XE_PL_SYSTEM] = "system", + [XE_PL_TT] = "gtt", + [XE_PL_VRAM0] = "vram0", + [XE_PL_VRAM1] = "vram1", + [XE_PL_STOLEN] = "stolen" +}; + static const struct ttm_place sys_placement_flags = { .fpfn = 0, .lpfn = 0, @@ -713,8 +721,7 @@ static int xe_bo_move(struct ttm_buffer_object *ttm_bo, bool evict, migrate = xe->tiles[0].migrate; xe_assert(xe, migrate); - - trace_xe_bo_move(bo); + trace_xe_bo_move(bo, new_mem->mem_type, old_mem_type, move_lacks_source); xe_device_mem_access_get(xe); if (xe_bo_is_pinned(bo) && !xe_bo_is_user(bo)) { diff --git a/drivers/gpu/drm/xe/xe_bo.h b/drivers/gpu/drm/xe/xe_bo.h index 9b1279aca127..8be42ac6cd07 100644 --- a/drivers/gpu/drm/xe/xe_bo.h +++ b/drivers/gpu/drm/xe/xe_bo.h @@ -243,6 +243,7 @@ int xe_bo_evict_pinned(struct xe_bo *bo); int xe_bo_restore_pinned(struct xe_bo *bo); extern struct ttm_device_funcs xe_ttm_funcs; +extern const char *const xe_mem_type_to_name[]; int xe_gem_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file); diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c index 1f0b4b9ce84f..5176c27e4b6a 100644 --- a/drivers/gpu/drm/xe/xe_device.c +++ b/drivers/gpu/drm/xe/xe_device.c @@ -83,9 +83,6 @@ static int xe_file_open(struct drm_device *dev, struct drm_file *file) return 0; } -static void device_kill_persistent_exec_queues(struct xe_device *xe, - struct xe_file *xef); - static void xe_file_close(struct drm_device *dev, struct drm_file *file) { struct xe_device *xe = to_xe_device(dev); @@ -102,8 +99,6 @@ static void xe_file_close(struct drm_device *dev, struct drm_file *file) mutex_unlock(&xef->exec_queue.lock); xa_destroy(&xef->exec_queue.xa); mutex_destroy(&xef->exec_queue.lock); - device_kill_persistent_exec_queues(xe, xef); - mutex_lock(&xef->vm.lock); xa_for_each(&xef->vm.xa, idx, vm) xe_vm_close_and_put(vm); @@ -255,9 +250,6 @@ struct xe_device *xe_device_create(struct pci_dev *pdev, xa_erase(&xe->usm.asid_to_vm, asid); } - drmm_mutex_init(&xe->drm, &xe->persistent_engines.lock); - INIT_LIST_HEAD(&xe->persistent_engines.list); - spin_lock_init(&xe->pinned.lock); INIT_LIST_HEAD(&xe->pinned.kernel_bo_present); INIT_LIST_HEAD(&xe->pinned.external_vram); @@ -570,37 +562,6 @@ void xe_device_shutdown(struct xe_device *xe) { } -void xe_device_add_persistent_exec_queues(struct xe_device *xe, struct xe_exec_queue *q) -{ - mutex_lock(&xe->persistent_engines.lock); - list_add_tail(&q->persistent.link, &xe->persistent_engines.list); - mutex_unlock(&xe->persistent_engines.lock); -} - -void xe_device_remove_persistent_exec_queues(struct xe_device *xe, - struct xe_exec_queue *q) -{ - mutex_lock(&xe->persistent_engines.lock); - if (!list_empty(&q->persistent.link)) - list_del(&q->persistent.link); - mutex_unlock(&xe->persistent_engines.lock); -} - -static void device_kill_persistent_exec_queues(struct xe_device *xe, - struct xe_file *xef) -{ - struct xe_exec_queue *q, *next; - - mutex_lock(&xe->persistent_engines.lock); - list_for_each_entry_safe(q, next, &xe->persistent_engines.list, - persistent.link) - if (q->persistent.xef == xef) { - xe_exec_queue_kill(q); - list_del_init(&q->persistent.link); - } - mutex_unlock(&xe->persistent_engines.lock); -} - void xe_device_wmb(struct xe_device *xe) { struct xe_gt *gt = xe_root_mmio_gt(xe); diff --git a/drivers/gpu/drm/xe/xe_device.h b/drivers/gpu/drm/xe/xe_device.h index 3da83b233206..08d8b72c7731 100644 --- a/drivers/gpu/drm/xe/xe_device.h +++ b/drivers/gpu/drm/xe/xe_device.h @@ -42,10 +42,6 @@ int xe_device_probe(struct xe_device *xe); void xe_device_remove(struct xe_device *xe); void xe_device_shutdown(struct xe_device *xe); -void xe_device_add_persistent_exec_queues(struct xe_device *xe, struct xe_exec_queue *q); -void xe_device_remove_persistent_exec_queues(struct xe_device *xe, - struct xe_exec_queue *q); - void xe_device_wmb(struct xe_device *xe); static inline struct xe_file *to_xe_file(const struct drm_file *file) diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index 5dc9127a2029..e8491979a6f2 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -341,14 +341,6 @@ struct xe_device { struct mutex lock; } usm; - /** @persistent_engines: engines that are closed but still running */ - struct { - /** @lock: protects persistent engines */ - struct mutex lock; - /** @list: list of persistent engines */ - struct list_head list; - } persistent_engines; - /** @pinned: pinned BO state */ struct { /** @lock: protected pinned BO list state */ diff --git a/drivers/gpu/drm/xe/xe_display.c b/drivers/gpu/drm/xe/xe_display.c index 74391d9b11ae..e4db069f0db3 100644 --- a/drivers/gpu/drm/xe/xe_display.c +++ b/drivers/gpu/drm/xe/xe_display.c @@ -134,8 +134,6 @@ static void xe_display_fini_nommio(struct drm_device *dev, void *dummy) int xe_display_init_nommio(struct xe_device *xe) { - int err; - if (!xe->info.enable_display) return 0; @@ -145,10 +143,6 @@ int xe_display_init_nommio(struct xe_device *xe) /* This must be called before any calls to HAS_PCH_* */ intel_detect_pch(xe); - err = intel_power_domains_init(xe); - if (err) - return err; - return drmm_add_action_or_reset(&xe->drm, xe_display_fini_nommio, xe); } diff --git a/drivers/gpu/drm/xe/xe_drm_client.c b/drivers/gpu/drm/xe/xe_drm_client.c index 82d1305e831f..6040e4d22b28 100644 --- a/drivers/gpu/drm/xe/xe_drm_client.c +++ b/drivers/gpu/drm/xe/xe_drm_client.c @@ -131,14 +131,6 @@ static void bo_meminfo(struct xe_bo *bo, static void show_meminfo(struct drm_printer *p, struct drm_file *file) { - static const char *const mem_type_to_name[TTM_NUM_MEM_TYPES] = { - [XE_PL_SYSTEM] = "system", - [XE_PL_TT] = "gtt", - [XE_PL_VRAM0] = "vram0", - [XE_PL_VRAM1] = "vram1", - [4 ... 6] = NULL, - [XE_PL_STOLEN] = "stolen" - }; struct drm_memory_stats stats[TTM_NUM_MEM_TYPES] = {}; struct xe_file *xef = file->driver_priv; struct ttm_device *bdev = &xef->xe->ttm; @@ -171,7 +163,7 @@ static void show_meminfo(struct drm_printer *p, struct drm_file *file) spin_unlock(&client->bos_lock); for (mem_type = XE_PL_SYSTEM; mem_type < TTM_NUM_MEM_TYPES; ++mem_type) { - if (!mem_type_to_name[mem_type]) + if (!xe_mem_type_to_name[mem_type]) continue; man = ttm_manager_type(bdev, mem_type); @@ -182,7 +174,7 @@ static void show_meminfo(struct drm_printer *p, struct drm_file *file) DRM_GEM_OBJECT_RESIDENT | (mem_type != XE_PL_SYSTEM ? 0 : DRM_GEM_OBJECT_PURGEABLE), - mem_type_to_name[mem_type]); + xe_mem_type_to_name[mem_type]); } } } diff --git a/drivers/gpu/drm/xe/xe_exec_queue.c b/drivers/gpu/drm/xe/xe_exec_queue.c index bcfc4127c7c5..49223026c89f 100644 --- a/drivers/gpu/drm/xe/xe_exec_queue.c +++ b/drivers/gpu/drm/xe/xe_exec_queue.c @@ -60,7 +60,6 @@ static struct xe_exec_queue *__xe_exec_queue_create(struct xe_device *xe, q->fence_irq = >->fence_irq[hwe->class]; q->ring_ops = gt->ring_ops[hwe->class]; q->ops = gt->exec_queue_ops; - INIT_LIST_HEAD(&q->persistent.link); INIT_LIST_HEAD(&q->compute.link); INIT_LIST_HEAD(&q->multi_gt_link); @@ -310,102 +309,6 @@ static int exec_queue_set_timeslice(struct xe_device *xe, struct xe_exec_queue * return q->ops->set_timeslice(q, value); } -static int exec_queue_set_preemption_timeout(struct xe_device *xe, - struct xe_exec_queue *q, u64 value, - bool create) -{ - u32 min = 0, max = 0; - - xe_exec_queue_get_prop_minmax(q->hwe->eclass, - XE_EXEC_QUEUE_PREEMPT_TIMEOUT, &min, &max); - - if (xe_exec_queue_enforce_schedule_limit() && - !xe_hw_engine_timeout_in_range(value, min, max)) - return -EINVAL; - - return q->ops->set_preempt_timeout(q, value); -} - -static int exec_queue_set_persistence(struct xe_device *xe, struct xe_exec_queue *q, - u64 value, bool create) -{ - if (XE_IOCTL_DBG(xe, !create)) - return -EINVAL; - - if (XE_IOCTL_DBG(xe, xe_vm_in_preempt_fence_mode(q->vm))) - return -EINVAL; - - if (value) - q->flags |= EXEC_QUEUE_FLAG_PERSISTENT; - else - q->flags &= ~EXEC_QUEUE_FLAG_PERSISTENT; - - return 0; -} - -static int exec_queue_set_job_timeout(struct xe_device *xe, struct xe_exec_queue *q, - u64 value, bool create) -{ - u32 min = 0, max = 0; - - if (XE_IOCTL_DBG(xe, !create)) - return -EINVAL; - - xe_exec_queue_get_prop_minmax(q->hwe->eclass, - XE_EXEC_QUEUE_JOB_TIMEOUT, &min, &max); - - if (xe_exec_queue_enforce_schedule_limit() && - !xe_hw_engine_timeout_in_range(value, min, max)) - return -EINVAL; - - return q->ops->set_job_timeout(q, value); -} - -static int exec_queue_set_acc_trigger(struct xe_device *xe, struct xe_exec_queue *q, - u64 value, bool create) -{ - if (XE_IOCTL_DBG(xe, !create)) - return -EINVAL; - - if (XE_IOCTL_DBG(xe, !xe->info.has_usm)) - return -EINVAL; - - q->usm.acc_trigger = value; - - return 0; -} - -static int exec_queue_set_acc_notify(struct xe_device *xe, struct xe_exec_queue *q, - u64 value, bool create) -{ - if (XE_IOCTL_DBG(xe, !create)) - return -EINVAL; - - if (XE_IOCTL_DBG(xe, !xe->info.has_usm)) - return -EINVAL; - - q->usm.acc_notify = value; - - return 0; -} - -static int exec_queue_set_acc_granularity(struct xe_device *xe, struct xe_exec_queue *q, - u64 value, bool create) -{ - if (XE_IOCTL_DBG(xe, !create)) - return -EINVAL; - - if (XE_IOCTL_DBG(xe, !xe->info.has_usm)) - return -EINVAL; - - if (value > DRM_XE_ACC_GRANULARITY_64M) - return -EINVAL; - - q->usm.acc_granularity = value; - - return 0; -} - typedef int (*xe_exec_queue_set_property_fn)(struct xe_device *xe, struct xe_exec_queue *q, u64 value, bool create); @@ -413,12 +316,6 @@ typedef int (*xe_exec_queue_set_property_fn)(struct xe_device *xe, static const xe_exec_queue_set_property_fn exec_queue_set_property_funcs[] = { [DRM_XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY] = exec_queue_set_priority, [DRM_XE_EXEC_QUEUE_SET_PROPERTY_TIMESLICE] = exec_queue_set_timeslice, - [DRM_XE_EXEC_QUEUE_SET_PROPERTY_PREEMPTION_TIMEOUT] = exec_queue_set_preemption_timeout, - [DRM_XE_EXEC_QUEUE_SET_PROPERTY_PERSISTENCE] = exec_queue_set_persistence, - [DRM_XE_EXEC_QUEUE_SET_PROPERTY_JOB_TIMEOUT] = exec_queue_set_job_timeout, - [DRM_XE_EXEC_QUEUE_SET_PROPERTY_ACC_TRIGGER] = exec_queue_set_acc_trigger, - [DRM_XE_EXEC_QUEUE_SET_PROPERTY_ACC_NOTIFY] = exec_queue_set_acc_notify, - [DRM_XE_EXEC_QUEUE_SET_PROPERTY_ACC_GRANULARITY] = exec_queue_set_acc_granularity, }; static int exec_queue_user_ext_set_property(struct xe_device *xe, @@ -437,10 +334,15 @@ static int exec_queue_user_ext_set_property(struct xe_device *xe, if (XE_IOCTL_DBG(xe, ext.property >= ARRAY_SIZE(exec_queue_set_property_funcs)) || - XE_IOCTL_DBG(xe, ext.pad)) + XE_IOCTL_DBG(xe, ext.pad) || + XE_IOCTL_DBG(xe, ext.property != DRM_XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY && + ext.property != DRM_XE_EXEC_QUEUE_SET_PROPERTY_TIMESLICE)) return -EINVAL; idx = array_index_nospec(ext.property, ARRAY_SIZE(exec_queue_set_property_funcs)); + if (!exec_queue_set_property_funcs[idx]) + return -EINVAL; + return exec_queue_set_property_funcs[idx](xe, q, ext.value, create); } @@ -704,9 +606,7 @@ int xe_exec_queue_create_ioctl(struct drm_device *dev, void *data, } q = xe_exec_queue_create(xe, vm, logical_mask, - args->width, hwe, - xe_vm_in_lr_mode(vm) ? 0 : - EXEC_QUEUE_FLAG_PERSISTENT); + args->width, hwe, 0); up_read(&vm->lock); xe_vm_put(vm); if (IS_ERR(q)) @@ -728,8 +628,6 @@ int xe_exec_queue_create_ioctl(struct drm_device *dev, void *data, goto kill_exec_queue; } - q->persistent.xef = xef; - mutex_lock(&xef->exec_queue.lock); err = xa_alloc(&xef->exec_queue.xa, &id, q, xa_limit_32b, GFP_KERNEL); mutex_unlock(&xef->exec_queue.lock); @@ -872,10 +770,7 @@ int xe_exec_queue_destroy_ioctl(struct drm_device *dev, void *data, if (XE_IOCTL_DBG(xe, !q)) return -ENOENT; - if (!(q->flags & EXEC_QUEUE_FLAG_PERSISTENT)) - xe_exec_queue_kill(q); - else - xe_device_add_persistent_exec_queues(xe, q); + xe_exec_queue_kill(q); trace_xe_exec_queue_close(q); xe_exec_queue_put(q); @@ -926,20 +821,24 @@ void xe_exec_queue_last_fence_put_unlocked(struct xe_exec_queue *q) * @q: The exec queue * @vm: The VM the engine does a bind or exec for * - * Get last fence, does not take a ref + * Get last fence, takes a ref * * Returns: last fence if not signaled, dma fence stub if signaled */ struct dma_fence *xe_exec_queue_last_fence_get(struct xe_exec_queue *q, struct xe_vm *vm) { + struct dma_fence *fence; + xe_exec_queue_last_fence_lockdep_assert(q, vm); if (q->last_fence && test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &q->last_fence->flags)) xe_exec_queue_last_fence_put(q, vm); - return q->last_fence ? q->last_fence : dma_fence_get_stub(); + fence = q->last_fence ? q->last_fence : dma_fence_get_stub(); + dma_fence_get(fence); + return fence; } /** diff --git a/drivers/gpu/drm/xe/xe_exec_queue_types.h b/drivers/gpu/drm/xe/xe_exec_queue_types.h index 8d4b7feb8c30..36f4901d8d7e 100644 --- a/drivers/gpu/drm/xe/xe_exec_queue_types.h +++ b/drivers/gpu/drm/xe/xe_exec_queue_types.h @@ -105,16 +105,6 @@ struct xe_exec_queue { struct xe_guc_exec_queue *guc; }; - /** - * @persistent: persistent exec queue state - */ - struct { - /** @xef: file which this exec queue belongs to */ - struct xe_file *xef; - /** @link: link in list of persistent exec queues */ - struct list_head link; - } persistent; - union { /** * @parallel: parallel submission state @@ -160,16 +150,6 @@ struct xe_exec_queue { spinlock_t lock; } compute; - /** @usm: unified shared memory state */ - struct { - /** @acc_trigger: access counter trigger */ - u32 acc_trigger; - /** @acc_notify: access counter notify */ - u32 acc_notify; - /** @acc_granularity: access counter granularity */ - u32 acc_granularity; - } usm; - /** @ops: submission backend exec queue operations */ const struct xe_exec_queue_ops *ops; diff --git a/drivers/gpu/drm/xe/xe_execlist.c b/drivers/gpu/drm/xe/xe_execlist.c index 96b5224eb478..acb4d9f38fd7 100644 --- a/drivers/gpu/drm/xe/xe_execlist.c +++ b/drivers/gpu/drm/xe/xe_execlist.c @@ -212,7 +212,7 @@ static void xe_execlist_port_wake_locked(struct xe_execlist_port *port, static void xe_execlist_make_active(struct xe_execlist_exec_queue *exl) { struct xe_execlist_port *port = exl->port; - enum xe_exec_queue_priority priority = exl->active_priority; + enum xe_exec_queue_priority priority = exl->q->sched_props.priority; XE_WARN_ON(priority == XE_EXEC_QUEUE_PRIORITY_UNSET); XE_WARN_ON(priority < 0); @@ -378,8 +378,6 @@ static void execlist_exec_queue_fini_async(struct work_struct *w) list_del(&exl->active_link); spin_unlock_irqrestore(&exl->port->lock, flags); - if (q->flags & EXEC_QUEUE_FLAG_PERSISTENT) - xe_device_remove_persistent_exec_queues(xe, q); drm_sched_entity_fini(&exl->entity); drm_sched_fini(&exl->sched); kfree(exl); diff --git a/drivers/gpu/drm/xe/xe_gt.c b/drivers/gpu/drm/xe/xe_gt.c index 3af2adec1295..35474ddbaf97 100644 --- a/drivers/gpu/drm/xe/xe_gt.c +++ b/drivers/gpu/drm/xe/xe_gt.c @@ -437,7 +437,10 @@ static int all_fw_domain_init(struct xe_gt *gt) * USM has its only SA pool to non-block behind user operations */ if (gt_to_xe(gt)->info.has_usm) { - gt->usm.bb_pool = xe_sa_bo_manager_init(gt_to_tile(gt), SZ_1M, 16); + struct xe_device *xe = gt_to_xe(gt); + + gt->usm.bb_pool = xe_sa_bo_manager_init(gt_to_tile(gt), + IS_DGFX(xe) ? SZ_1M : SZ_512K, 16); if (IS_ERR(gt->usm.bb_pool)) { err = PTR_ERR(gt->usm.bb_pool); goto err_force_wake; diff --git a/drivers/gpu/drm/xe/xe_gt_idle.c b/drivers/gpu/drm/xe/xe_gt_idle.c index 9358f7336889..9fcae65b6469 100644 --- a/drivers/gpu/drm/xe/xe_gt_idle.c +++ b/drivers/gpu/drm/xe/xe_gt_idle.c @@ -145,10 +145,10 @@ void xe_gt_idle_sysfs_init(struct xe_gt_idle *gtidle) } if (xe_gt_is_media_type(gt)) { - sprintf(gtidle->name, "gt%d-mc\n", gt->info.id); + sprintf(gtidle->name, "gt%d-mc", gt->info.id); gtidle->idle_residency = xe_guc_pc_mc6_residency; } else { - sprintf(gtidle->name, "gt%d-rc\n", gt->info.id); + sprintf(gtidle->name, "gt%d-rc", gt->info.id); gtidle->idle_residency = xe_guc_pc_rc6_residency; } diff --git a/drivers/gpu/drm/xe/xe_gt_pagefault.c b/drivers/gpu/drm/xe/xe_gt_pagefault.c index 9c2fe1697d6e..73f08f1924df 100644 --- a/drivers/gpu/drm/xe/xe_gt_pagefault.c +++ b/drivers/gpu/drm/xe/xe_gt_pagefault.c @@ -335,7 +335,7 @@ int xe_guc_pagefault_handler(struct xe_guc *guc, u32 *msg, u32 len) return -EPROTO; asid = FIELD_GET(PFD_ASID, msg[1]); - pf_queue = >->usm.pf_queue[asid % NUM_PF_QUEUE]; + pf_queue = gt->usm.pf_queue + (asid % NUM_PF_QUEUE); spin_lock_irqsave(&pf_queue->lock, flags); full = pf_queue_full(pf_queue); diff --git a/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c b/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c index 7eef23a00d77..f4c485289dbe 100644 --- a/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c +++ b/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c @@ -247,6 +247,14 @@ int xe_gt_tlb_invalidation_vma(struct xe_gt *gt, xe_gt_assert(gt, vma); + /* Execlists not supported */ + if (gt_to_xe(gt)->info.force_execlist) { + if (fence) + __invalidation_fence_signal(fence); + + return 0; + } + action[len++] = XE_GUC_ACTION_TLB_INVALIDATION; action[len++] = 0; /* seqno, replaced in send_tlb_invalidation */ if (!xe->info.has_range_tlb_invalidation) { @@ -317,6 +325,10 @@ int xe_gt_tlb_invalidation_wait(struct xe_gt *gt, int seqno) struct drm_printer p = drm_err_printer(__func__); int ret; + /* Execlists not supported */ + if (gt_to_xe(gt)->info.force_execlist) + return 0; + /* * XXX: See above, this algorithm only works if seqno are always in * order diff --git a/drivers/gpu/drm/xe/xe_guc_submit.c b/drivers/gpu/drm/xe/xe_guc_submit.c index 54ffcfcdd41f..f22ae717b0b2 100644 --- a/drivers/gpu/drm/xe/xe_guc_submit.c +++ b/drivers/gpu/drm/xe/xe_guc_submit.c @@ -1028,8 +1028,6 @@ static void __guc_exec_queue_fini_async(struct work_struct *w) if (xe_exec_queue_is_lr(q)) cancel_work_sync(&ge->lr_tdr); - if (q->flags & EXEC_QUEUE_FLAG_PERSISTENT) - xe_device_remove_persistent_exec_queues(gt_to_xe(q->gt), q); release_guc_id(guc, q); xe_sched_entity_fini(&ge->entity); xe_sched_fini(&ge->sched); diff --git a/drivers/gpu/drm/xe/xe_lrc.c b/drivers/gpu/drm/xe/xe_lrc.c index 0ec5ad2539f1..b38319d2801e 100644 --- a/drivers/gpu/drm/xe/xe_lrc.c +++ b/drivers/gpu/drm/xe/xe_lrc.c @@ -682,8 +682,6 @@ static void xe_lrc_set_ppgtt(struct xe_lrc *lrc, struct xe_vm *vm) #define PVC_CTX_ASID (0x2e + 1) #define PVC_CTX_ACC_CTR_THOLD (0x2a + 1) -#define ACC_GRANULARITY_S 20 -#define ACC_NOTIFY_S 16 int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe, struct xe_exec_queue *q, struct xe_vm *vm, u32 ring_size) @@ -754,13 +752,7 @@ int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe, xe_lrc_write_ctx_reg(lrc, CTX_RING_CTL, RING_CTL_SIZE(lrc->ring.size) | RING_VALID); if (xe->info.has_asid && vm) - xe_lrc_write_ctx_reg(lrc, PVC_CTX_ASID, - (q->usm.acc_granularity << - ACC_GRANULARITY_S) | vm->usm.asid); - if (xe->info.has_usm && vm) - xe_lrc_write_ctx_reg(lrc, PVC_CTX_ACC_CTR_THOLD, - (q->usm.acc_notify << ACC_NOTIFY_S) | - q->usm.acc_trigger); + xe_lrc_write_ctx_reg(lrc, PVC_CTX_ASID, vm->usm.asid); lrc->desc = LRC_VALID; lrc->desc |= LRC_LEGACY_64B_CONTEXT << LRC_ADDRESSING_MODE_SHIFT; diff --git a/drivers/gpu/drm/xe/xe_migrate.c b/drivers/gpu/drm/xe/xe_migrate.c index 5c6c54624252..70480c305602 100644 --- a/drivers/gpu/drm/xe/xe_migrate.c +++ b/drivers/gpu/drm/xe/xe_migrate.c @@ -170,11 +170,6 @@ static int xe_migrate_prepare_vm(struct xe_tile *tile, struct xe_migrate *m, if (!IS_DGFX(xe)) { /* Write out batch too */ m->batch_base_ofs = NUM_PT_SLOTS * XE_PAGE_SIZE; - if (xe->info.has_usm) { - batch = tile->primary_gt->usm.bb_pool->bo; - m->usm_batch_base_ofs = m->batch_base_ofs; - } - for (i = 0; i < batch->size; i += vm->flags & XE_VM_FLAG_64K ? XE_64K_PAGE_SIZE : XE_PAGE_SIZE) { @@ -185,6 +180,24 @@ static int xe_migrate_prepare_vm(struct xe_tile *tile, struct xe_migrate *m, entry); level++; } + if (xe->info.has_usm) { + xe_tile_assert(tile, batch->size == SZ_1M); + + batch = tile->primary_gt->usm.bb_pool->bo; + m->usm_batch_base_ofs = m->batch_base_ofs + SZ_1M; + xe_tile_assert(tile, batch->size == SZ_512K); + + for (i = 0; i < batch->size; + i += vm->flags & XE_VM_FLAG_64K ? XE_64K_PAGE_SIZE : + XE_PAGE_SIZE) { + entry = vm->pt_ops->pte_encode_bo(batch, i, + pat_index, 0); + + xe_map_wr(xe, &bo->vmap, map_ofs + level * 8, u64, + entry); + level++; + } + } } else { u64 batch_addr = xe_bo_addr(batch, 0, XE_PAGE_SIZE); @@ -1204,8 +1217,11 @@ static bool no_in_syncs(struct xe_vm *vm, struct xe_exec_queue *q, } if (q) { fence = xe_exec_queue_last_fence_get(q, vm); - if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { + dma_fence_put(fence); return false; + } + dma_fence_put(fence); } return true; diff --git a/drivers/gpu/drm/xe/xe_mmio.c b/drivers/gpu/drm/xe/xe_mmio.c index 5f6b53ea5528..02f7808f28ca 100644 --- a/drivers/gpu/drm/xe/xe_mmio.c +++ b/drivers/gpu/drm/xe/xe_mmio.c @@ -105,7 +105,7 @@ static void xe_resize_vram_bar(struct xe_device *xe) pci_bus_for_each_resource(root, root_res, i) { if (root_res && root_res->flags & (IORESOURCE_MEM | IORESOURCE_MEM_64) && - root_res->start > 0x100000000ull) + (u64)root_res->start > 0x100000000ul) break; } diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c index e45b37c3f0c2..6653c045f3c9 100644 --- a/drivers/gpu/drm/xe/xe_pt.c +++ b/drivers/gpu/drm/xe/xe_pt.c @@ -20,8 +20,8 @@ struct xe_pt_dir { struct xe_pt pt; - /** @dir: Directory structure for the xe_pt_walk functionality */ - struct xe_ptw_dir dir; + /** @children: Array of page-table child nodes */ + struct xe_ptw *children[XE_PDES]; }; #if IS_ENABLED(CONFIG_DRM_XE_DEBUG_VM) @@ -44,7 +44,7 @@ static struct xe_pt_dir *as_xe_pt_dir(struct xe_pt *pt) static struct xe_pt *xe_pt_entry(struct xe_pt_dir *pt_dir, unsigned int index) { - return container_of(pt_dir->dir.entries[index], struct xe_pt, base); + return container_of(pt_dir->children[index], struct xe_pt, base); } static u64 __xe_pt_empty_pte(struct xe_tile *tile, struct xe_vm *vm, @@ -65,6 +65,14 @@ static u64 __xe_pt_empty_pte(struct xe_tile *tile, struct xe_vm *vm, XE_PTE_NULL; } +static void xe_pt_free(struct xe_pt *pt) +{ + if (pt->level) + kfree(as_xe_pt_dir(pt)); + else + kfree(pt); +} + /** * xe_pt_create() - Create a page-table. * @vm: The vm to create for. @@ -85,15 +93,19 @@ struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile, { struct xe_pt *pt; struct xe_bo *bo; - size_t size; int err; - size = !level ? sizeof(struct xe_pt) : sizeof(struct xe_pt_dir) + - XE_PDES * sizeof(struct xe_ptw *); - pt = kzalloc(size, GFP_KERNEL); + if (level) { + struct xe_pt_dir *dir = kzalloc(sizeof(*dir), GFP_KERNEL); + + pt = (dir) ? &dir->pt : NULL; + } else { + pt = kzalloc(sizeof(*pt), GFP_KERNEL); + } if (!pt) return ERR_PTR(-ENOMEM); + pt->level = level; bo = xe_bo_create_pin_map(vm->xe, tile, vm, SZ_4K, ttm_bo_type_kernel, XE_BO_CREATE_VRAM_IF_DGFX(tile) | @@ -106,8 +118,7 @@ struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile, goto err_kfree; } pt->bo = bo; - pt->level = level; - pt->base.dir = level ? &as_xe_pt_dir(pt)->dir : NULL; + pt->base.children = level ? as_xe_pt_dir(pt)->children : NULL; if (vm->xef) xe_drm_client_add_bo(vm->xef->client, pt->bo); @@ -116,7 +127,7 @@ struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile, return pt; err_kfree: - kfree(pt); + xe_pt_free(pt); return ERR_PTR(err); } @@ -193,7 +204,7 @@ void xe_pt_destroy(struct xe_pt *pt, u32 flags, struct llist_head *deferred) deferred); } } - kfree(pt); + xe_pt_free(pt); } /** @@ -358,7 +369,7 @@ xe_pt_insert_entry(struct xe_pt_stage_bind_walk *xe_walk, struct xe_pt *parent, struct iosys_map *map = &parent->bo->vmap; if (unlikely(xe_child)) - parent->base.dir->entries[offset] = &xe_child->base; + parent->base.children[offset] = &xe_child->base; xe_pt_write(xe_walk->vm->xe, map, offset, pte); parent->num_live++; @@ -488,10 +499,12 @@ xe_pt_stage_bind_entry(struct xe_ptw *parent, pgoff_t offset, * this device *requires* 64K PTE size for VRAM, fail. */ if (level == 0 && !xe_parent->is_compact) { - if (xe_pt_is_pte_ps64K(addr, next, xe_walk)) + if (xe_pt_is_pte_ps64K(addr, next, xe_walk)) { + xe_walk->vma->gpuva.flags |= XE_VMA_PTE_64K; pte |= XE_PTE_PS64; - else if (XE_WARN_ON(xe_walk->needs_64K)) + } else if (XE_WARN_ON(xe_walk->needs_64K)) { return -EINVAL; + } } ret = xe_pt_insert_entry(xe_walk, xe_parent, offset, NULL, pte); @@ -534,13 +547,16 @@ xe_pt_stage_bind_entry(struct xe_ptw *parent, pgoff_t offset, *child = &xe_child->base; /* - * Prefer the compact pagetable layout for L0 if possible. + * Prefer the compact pagetable layout for L0 if possible. Only + * possible if VMA covers entire 2MB region as compact 64k and + * 4k pages cannot be mixed within a 2MB region. * TODO: Suballocate the pt bo to avoid wasting a lot of * memory. */ if (GRAPHICS_VERx100(tile_to_xe(xe_walk->tile)) >= 1250 && level == 1 && covers && xe_pt_scan_64K(addr, next, xe_walk)) { walk->shifts = xe_compact_pt_shifts; + xe_walk->vma->gpuva.flags |= XE_VMA_PTE_COMPACT; flags |= XE_PDE_64K; xe_child->is_compact = true; } @@ -853,7 +869,7 @@ static void xe_pt_commit_bind(struct xe_vma *vma, xe_pt_destroy(xe_pt_entry(pt_dir, j_), xe_vma_vm(vma)->flags, deferred); - pt_dir->dir.entries[j_] = &newpte->base; + pt_dir->children[j_] = &newpte->base; } kfree(entries[i].pt_entries); } @@ -1507,7 +1523,7 @@ xe_pt_commit_unbind(struct xe_vma *vma, xe_pt_destroy(xe_pt_entry(pt_dir, i), xe_vma_vm(vma)->flags, deferred); - pt_dir->dir.entries[i] = NULL; + pt_dir->children[i] = NULL; } } } diff --git a/drivers/gpu/drm/xe/xe_pt_walk.c b/drivers/gpu/drm/xe/xe_pt_walk.c index 8f6c8d063f39..b8b3d2aea492 100644 --- a/drivers/gpu/drm/xe/xe_pt_walk.c +++ b/drivers/gpu/drm/xe/xe_pt_walk.c @@ -74,7 +74,7 @@ int xe_pt_walk_range(struct xe_ptw *parent, unsigned int level, u64 addr, u64 end, struct xe_pt_walk *walk) { pgoff_t offset = xe_pt_offset(addr, level, walk); - struct xe_ptw **entries = parent->dir ? parent->dir->entries : NULL; + struct xe_ptw **entries = parent->children ? parent->children : NULL; const struct xe_pt_walk_ops *ops = walk->ops; enum page_walk_action action; struct xe_ptw *child; diff --git a/drivers/gpu/drm/xe/xe_pt_walk.h b/drivers/gpu/drm/xe/xe_pt_walk.h index ec3d1e9efa6d..5ecc4d2f0f65 100644 --- a/drivers/gpu/drm/xe/xe_pt_walk.h +++ b/drivers/gpu/drm/xe/xe_pt_walk.h @@ -8,28 +8,15 @@ #include <linux/pagewalk.h> #include <linux/types.h> -struct xe_ptw_dir; - /** * struct xe_ptw - base class for driver pagetable subclassing. - * @dir: Pointer to an array of children if any. + * @children: Pointer to an array of children if any. * * Drivers could subclass this, and if it's a page-directory, typically - * embed the xe_ptw_dir::entries array in the same allocation. + * embed an array of xe_ptw pointers. */ struct xe_ptw { - struct xe_ptw_dir *dir; -}; - -/** - * struct xe_ptw_dir - page directory structure - * @entries: Array holding page directory children. - * - * It is the responsibility of the user to ensure @entries is - * correctly sized. - */ -struct xe_ptw_dir { - struct xe_ptw *entries[0]; + struct xe_ptw **children; }; /** diff --git a/drivers/gpu/drm/xe/xe_range_fence.c b/drivers/gpu/drm/xe/xe_range_fence.c index d35d9ec58e86..372378e89e98 100644 --- a/drivers/gpu/drm/xe/xe_range_fence.c +++ b/drivers/gpu/drm/xe/xe_range_fence.c @@ -151,6 +151,11 @@ xe_range_fence_tree_next(struct xe_range_fence *rfence, u64 start, u64 last) return xe_range_fence_tree_iter_next(rfence, start, last); } +static void xe_range_fence_free(struct xe_range_fence *rfence) +{ + kfree(rfence); +} + const struct xe_range_fence_ops xe_range_fence_kfree_ops = { - .free = (void (*)(struct xe_range_fence *rfence)) kfree, + .free = xe_range_fence_free, }; diff --git a/drivers/gpu/drm/xe/xe_sched_job.c b/drivers/gpu/drm/xe/xe_sched_job.c index 01106a1156ad..4e2ccad0e52f 100644 --- a/drivers/gpu/drm/xe/xe_sched_job.c +++ b/drivers/gpu/drm/xe/xe_sched_job.c @@ -274,7 +274,6 @@ int xe_sched_job_last_fence_add_dep(struct xe_sched_job *job, struct xe_vm *vm) struct dma_fence *fence; fence = xe_exec_queue_last_fence_get(job->q, vm); - dma_fence_get(fence); return drm_sched_job_add_dependency(&job->drm, fence); } diff --git a/drivers/gpu/drm/xe/xe_sync.c b/drivers/gpu/drm/xe/xe_sync.c index e4c220cf9115..02c9577fe418 100644 --- a/drivers/gpu/drm/xe/xe_sync.c +++ b/drivers/gpu/drm/xe/xe_sync.c @@ -19,7 +19,7 @@ #include "xe_macros.h" #include "xe_sched_job_types.h" -struct user_fence { +struct xe_user_fence { struct xe_device *xe; struct kref refcount; struct dma_fence_cb cb; @@ -27,31 +27,32 @@ struct user_fence { struct mm_struct *mm; u64 __user *addr; u64 value; + int signalled; }; static void user_fence_destroy(struct kref *kref) { - struct user_fence *ufence = container_of(kref, struct user_fence, + struct xe_user_fence *ufence = container_of(kref, struct xe_user_fence, refcount); mmdrop(ufence->mm); kfree(ufence); } -static void user_fence_get(struct user_fence *ufence) +static void user_fence_get(struct xe_user_fence *ufence) { kref_get(&ufence->refcount); } -static void user_fence_put(struct user_fence *ufence) +static void user_fence_put(struct xe_user_fence *ufence) { kref_put(&ufence->refcount, user_fence_destroy); } -static struct user_fence *user_fence_create(struct xe_device *xe, u64 addr, - u64 value) +static struct xe_user_fence *user_fence_create(struct xe_device *xe, u64 addr, + u64 value) { - struct user_fence *ufence; + struct xe_user_fence *ufence; ufence = kmalloc(sizeof(*ufence), GFP_KERNEL); if (!ufence) @@ -69,7 +70,7 @@ static struct user_fence *user_fence_create(struct xe_device *xe, u64 addr, static void user_fence_worker(struct work_struct *w) { - struct user_fence *ufence = container_of(w, struct user_fence, worker); + struct xe_user_fence *ufence = container_of(w, struct xe_user_fence, worker); if (mmget_not_zero(ufence->mm)) { kthread_use_mm(ufence->mm); @@ -80,10 +81,11 @@ static void user_fence_worker(struct work_struct *w) } wake_up_all(&ufence->xe->ufence_wq); + WRITE_ONCE(ufence->signalled, 1); user_fence_put(ufence); } -static void kick_ufence(struct user_fence *ufence, struct dma_fence *fence) +static void kick_ufence(struct xe_user_fence *ufence, struct dma_fence *fence) { INIT_WORK(&ufence->worker, user_fence_worker); queue_work(ufence->xe->ordered_wq, &ufence->worker); @@ -92,7 +94,7 @@ static void kick_ufence(struct user_fence *ufence, struct dma_fence *fence) static void user_fence_cb(struct dma_fence *fence, struct dma_fence_cb *cb) { - struct user_fence *ufence = container_of(cb, struct user_fence, cb); + struct xe_user_fence *ufence = container_of(cb, struct xe_user_fence, cb); kick_ufence(ufence, fence); } @@ -307,7 +309,6 @@ xe_sync_in_fence_get(struct xe_sync_entry *sync, int num_sync, /* Easy case... */ if (!num_in_fence) { fence = xe_exec_queue_last_fence_get(q, vm); - dma_fence_get(fence); return fence; } @@ -322,7 +323,6 @@ xe_sync_in_fence_get(struct xe_sync_entry *sync, int num_sync, } } fences[current_fence++] = xe_exec_queue_last_fence_get(q, vm); - dma_fence_get(fences[current_fence - 1]); cf = dma_fence_array_create(num_in_fence, fences, vm->composite_fence_ctx, vm->composite_fence_seqno++, @@ -342,3 +342,39 @@ err_out: return ERR_PTR(-ENOMEM); } + +/** + * xe_sync_ufence_get() - Get user fence from sync + * @sync: input sync + * + * Get a user fence reference from sync. + * + * Return: xe_user_fence pointer with reference + */ +struct xe_user_fence *xe_sync_ufence_get(struct xe_sync_entry *sync) +{ + user_fence_get(sync->ufence); + + return sync->ufence; +} + +/** + * xe_sync_ufence_put() - Put user fence reference + * @ufence: user fence reference + * + */ +void xe_sync_ufence_put(struct xe_user_fence *ufence) +{ + user_fence_put(ufence); +} + +/** + * xe_sync_ufence_get_status() - Get user fence status + * @ufence: user fence + * + * Return: 1 if signalled, 0 not signalled, <0 on error + */ +int xe_sync_ufence_get_status(struct xe_user_fence *ufence) +{ + return READ_ONCE(ufence->signalled); +} diff --git a/drivers/gpu/drm/xe/xe_sync.h b/drivers/gpu/drm/xe/xe_sync.h index f43cdcaca6c5..0fd0d51208e6 100644 --- a/drivers/gpu/drm/xe/xe_sync.h +++ b/drivers/gpu/drm/xe/xe_sync.h @@ -38,4 +38,8 @@ static inline bool xe_sync_is_ufence(struct xe_sync_entry *sync) return !!sync->ufence; } +struct xe_user_fence *xe_sync_ufence_get(struct xe_sync_entry *sync); +void xe_sync_ufence_put(struct xe_user_fence *ufence); +int xe_sync_ufence_get_status(struct xe_user_fence *ufence); + #endif diff --git a/drivers/gpu/drm/xe/xe_sync_types.h b/drivers/gpu/drm/xe/xe_sync_types.h index 852db5e7884f..30ac3f51993b 100644 --- a/drivers/gpu/drm/xe/xe_sync_types.h +++ b/drivers/gpu/drm/xe/xe_sync_types.h @@ -18,7 +18,7 @@ struct xe_sync_entry { struct drm_syncobj *syncobj; struct dma_fence *fence; struct dma_fence_chain *chain_fence; - struct user_fence *ufence; + struct xe_user_fence *ufence; u64 addr; u64 timeline_value; u32 type; diff --git a/drivers/gpu/drm/xe/xe_tile.c b/drivers/gpu/drm/xe/xe_tile.c index 044c20881de7..0650b2fa75ef 100644 --- a/drivers/gpu/drm/xe/xe_tile.c +++ b/drivers/gpu/drm/xe/xe_tile.c @@ -167,9 +167,10 @@ int xe_tile_init_noalloc(struct xe_tile *tile) goto err_mem_access; tile->mem.kernel_bb_pool = xe_sa_bo_manager_init(tile, SZ_1M, 16); - if (IS_ERR(tile->mem.kernel_bb_pool)) + if (IS_ERR(tile->mem.kernel_bb_pool)) { err = PTR_ERR(tile->mem.kernel_bb_pool); - + goto err_mem_access; + } xe_wa_apply_tile_workarounds(tile); xe_tile_sysfs_init(tile); diff --git a/drivers/gpu/drm/xe/xe_trace.h b/drivers/gpu/drm/xe/xe_trace.h index 95163c303f3e..4ddc55527f9a 100644 --- a/drivers/gpu/drm/xe/xe_trace.h +++ b/drivers/gpu/drm/xe/xe_trace.h @@ -12,6 +12,7 @@ #include <linux/tracepoint.h> #include <linux/types.h> +#include "xe_bo.h" #include "xe_bo_types.h" #include "xe_exec_queue_types.h" #include "xe_gpu_scheduler_types.h" @@ -26,16 +27,16 @@ DECLARE_EVENT_CLASS(xe_gt_tlb_invalidation_fence, TP_ARGS(fence), TP_STRUCT__entry( - __field(u64, fence) + __field(struct xe_gt_tlb_invalidation_fence *, fence) __field(int, seqno) ), TP_fast_assign( - __entry->fence = (u64)fence; + __entry->fence = fence; __entry->seqno = fence->seqno; ), - TP_printk("fence=0x%016llx, seqno=%d", + TP_printk("fence=%p, seqno=%d", __entry->fence, __entry->seqno) ); @@ -82,16 +83,16 @@ DECLARE_EVENT_CLASS(xe_bo, TP_STRUCT__entry( __field(size_t, size) __field(u32, flags) - __field(u64, vm) + __field(struct xe_vm *, vm) ), TP_fast_assign( __entry->size = bo->size; __entry->flags = bo->flags; - __entry->vm = (unsigned long)bo->vm; + __entry->vm = bo->vm; ), - TP_printk("size=%zu, flags=0x%02x, vm=0x%016llx", + TP_printk("size=%zu, flags=0x%02x, vm=%p", __entry->size, __entry->flags, __entry->vm) ); @@ -100,9 +101,31 @@ DEFINE_EVENT(xe_bo, xe_bo_cpu_fault, TP_ARGS(bo) ); -DEFINE_EVENT(xe_bo, xe_bo_move, - TP_PROTO(struct xe_bo *bo), - TP_ARGS(bo) +TRACE_EVENT(xe_bo_move, + TP_PROTO(struct xe_bo *bo, uint32_t new_placement, uint32_t old_placement, + bool move_lacks_source), + TP_ARGS(bo, new_placement, old_placement, move_lacks_source), + TP_STRUCT__entry( + __field(struct xe_bo *, bo) + __field(size_t, size) + __field(u32, new_placement) + __field(u32, old_placement) + __array(char, device_id, 12) + __field(bool, move_lacks_source) + ), + + TP_fast_assign( + __entry->bo = bo; + __entry->size = bo->size; + __entry->new_placement = new_placement; + __entry->old_placement = old_placement; + strscpy(__entry->device_id, dev_name(xe_bo_device(__entry->bo)->drm.dev), 12); + __entry->move_lacks_source = move_lacks_source; + ), + TP_printk("move_lacks_source:%s, migrate object %p [size %zu] from %s to %s device_id:%s", + __entry->move_lacks_source ? "yes" : "no", __entry->bo, __entry->size, + xe_mem_type_to_name[__entry->old_placement], + xe_mem_type_to_name[__entry->new_placement], __entry->device_id) ); DECLARE_EVENT_CLASS(xe_exec_queue, @@ -327,16 +350,16 @@ DECLARE_EVENT_CLASS(xe_hw_fence, TP_STRUCT__entry( __field(u64, ctx) __field(u32, seqno) - __field(u64, fence) + __field(struct xe_hw_fence *, fence) ), TP_fast_assign( __entry->ctx = fence->dma.context; __entry->seqno = fence->dma.seqno; - __entry->fence = (unsigned long)fence; + __entry->fence = fence; ), - TP_printk("ctx=0x%016llx, fence=0x%016llx, seqno=%u", + TP_printk("ctx=0x%016llx, fence=%p, seqno=%u", __entry->ctx, __entry->fence, __entry->seqno) ); @@ -365,7 +388,7 @@ DECLARE_EVENT_CLASS(xe_vma, TP_ARGS(vma), TP_STRUCT__entry( - __field(u64, vma) + __field(struct xe_vma *, vma) __field(u32, asid) __field(u64, start) __field(u64, end) @@ -373,14 +396,14 @@ DECLARE_EVENT_CLASS(xe_vma, ), TP_fast_assign( - __entry->vma = (unsigned long)vma; + __entry->vma = vma; __entry->asid = xe_vma_vm(vma)->usm.asid; __entry->start = xe_vma_start(vma); __entry->end = xe_vma_end(vma) - 1; __entry->ptr = xe_vma_userptr(vma); ), - TP_printk("vma=0x%016llx, asid=0x%05x, start=0x%012llx, end=0x%012llx, ptr=0x%012llx,", + TP_printk("vma=%p, asid=0x%05x, start=0x%012llx, end=0x%012llx, userptr=0x%012llx,", __entry->vma, __entry->asid, __entry->start, __entry->end, __entry->ptr) ) @@ -465,16 +488,16 @@ DECLARE_EVENT_CLASS(xe_vm, TP_ARGS(vm), TP_STRUCT__entry( - __field(u64, vm) + __field(struct xe_vm *, vm) __field(u32, asid) ), TP_fast_assign( - __entry->vm = (unsigned long)vm; + __entry->vm = vm; __entry->asid = vm->usm.asid; ), - TP_printk("vm=0x%016llx, asid=0x%05x", __entry->vm, + TP_printk("vm=%p, asid=0x%05x", __entry->vm, __entry->asid) ); diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index 30db264d34a3..3b21afe5b488 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -37,8 +37,6 @@ #include "generated/xe_wa_oob.h" #include "xe_wa.h" -#define TEST_VM_ASYNC_OPS_ERROR - static struct drm_gem_object *xe_vm_obj(struct xe_vm *vm) { return vm->gpuvm.r_obj; @@ -114,11 +112,8 @@ retry: num_pages - pinned, read_only ? 0 : FOLL_WRITE, &pages[pinned]); - if (ret < 0) { - if (in_kthread) - ret = 0; + if (ret < 0) break; - } pinned += ret; ret = 0; @@ -902,6 +897,11 @@ static void xe_vma_destroy_late(struct xe_vma *vma) struct xe_device *xe = vm->xe; bool read_only = xe_vma_read_only(vma); + if (vma->ufence) { + xe_sync_ufence_put(vma->ufence); + vma->ufence = NULL; + } + if (xe_vma_is_userptr(vma)) { struct xe_userptr *userptr = &to_userptr_vma(vma)->userptr; @@ -1000,9 +1000,16 @@ int xe_vm_prepare_vma(struct drm_exec *exec, struct xe_vma *vma, int err; XE_WARN_ON(!vm); - err = drm_exec_prepare_obj(exec, xe_vm_obj(vm), num_shared); - if (!err && bo && !bo->vm) - err = drm_exec_prepare_obj(exec, &bo->ttm.base, num_shared); + if (num_shared) + err = drm_exec_prepare_obj(exec, xe_vm_obj(vm), num_shared); + else + err = drm_exec_lock_obj(exec, xe_vm_obj(vm)); + if (!err && bo && !bo->vm) { + if (num_shared) + err = drm_exec_prepare_obj(exec, &bo->ttm.base, num_shared); + else + err = drm_exec_lock_obj(exec, &bo->ttm.base); + } return err; } @@ -1606,6 +1613,16 @@ xe_vm_unbind_vma(struct xe_vma *vma, struct xe_exec_queue *q, trace_xe_vma_unbind(vma); + if (vma->ufence) { + struct xe_user_fence * const f = vma->ufence; + + if (!xe_sync_ufence_get_status(f)) + return ERR_PTR(-EBUSY); + + vma->ufence = NULL; + xe_sync_ufence_put(f); + } + if (number_tiles > 1) { fences = kmalloc_array(number_tiles, sizeof(*fences), GFP_KERNEL); @@ -1739,6 +1756,21 @@ err_fences: return ERR_PTR(err); } +static struct xe_user_fence * +find_ufence_get(struct xe_sync_entry *syncs, u32 num_syncs) +{ + unsigned int i; + + for (i = 0; i < num_syncs; i++) { + struct xe_sync_entry *e = &syncs[i]; + + if (xe_sync_is_ufence(e)) + return xe_sync_ufence_get(e); + } + + return NULL; +} + static int __xe_vm_bind(struct xe_vm *vm, struct xe_vma *vma, struct xe_exec_queue *q, struct xe_sync_entry *syncs, u32 num_syncs, bool immediate, bool first_op, @@ -1746,9 +1778,16 @@ static int __xe_vm_bind(struct xe_vm *vm, struct xe_vma *vma, { struct dma_fence *fence; struct xe_exec_queue *wait_exec_queue = to_wait_exec_queue(vm, q); + struct xe_user_fence *ufence; xe_vm_assert_held(vm); + ufence = find_ufence_get(syncs, num_syncs); + if (vma->ufence && ufence) + xe_sync_ufence_put(vma->ufence); + + vma->ufence = ufence ?: vma->ufence; + if (immediate) { fence = xe_vm_bind_vma(vma, q, syncs, num_syncs, first_op, last_op); @@ -1984,6 +2023,7 @@ static int xe_vm_prefetch(struct xe_vm *vm, struct xe_vma *vma, xe_exec_queue_last_fence_get(wait_exec_queue, vm); xe_sync_entry_signal(&syncs[i], NULL, fence); + dma_fence_put(fence); } } @@ -2064,7 +2104,6 @@ vm_bind_ioctl_ops_create(struct xe_vm *vm, struct xe_bo *bo, struct drm_gem_object *obj = bo ? &bo->ttm.base : NULL; struct drm_gpuva_ops *ops; struct drm_gpuva_op *__op; - struct xe_vma_op *op; struct drm_gpuvm_bo *vm_bo; int err; @@ -2111,23 +2150,10 @@ vm_bind_ioctl_ops_create(struct xe_vm *vm, struct xe_bo *bo, if (IS_ERR(ops)) return ops; -#ifdef TEST_VM_ASYNC_OPS_ERROR - if (operation & FORCE_ASYNC_OP_ERROR) { - op = list_first_entry_or_null(&ops->list, struct xe_vma_op, - base.entry); - if (op) - op->inject_error = true; - } -#endif - drm_gpuva_for_each_op(__op, ops) { struct xe_vma_op *op = gpuva_op_to_vma_op(__op); if (__op->op == DRM_GPUVA_OP_MAP) { - op->map.immediate = - flags & DRM_XE_VM_BIND_FLAG_IMMEDIATE; - op->map.read_only = - flags & DRM_XE_VM_BIND_FLAG_READONLY; op->map.is_null = flags & DRM_XE_VM_BIND_FLAG_NULL; op->map.pat_index = pat_index; } else if (__op->op == DRM_GPUVA_OP_PREFETCH) { @@ -2197,13 +2223,17 @@ static u64 xe_vma_max_pte_size(struct xe_vma *vma) { if (vma->gpuva.flags & XE_VMA_PTE_1G) return SZ_1G; - else if (vma->gpuva.flags & XE_VMA_PTE_2M) + else if (vma->gpuva.flags & (XE_VMA_PTE_2M | XE_VMA_PTE_COMPACT)) return SZ_2M; + else if (vma->gpuva.flags & XE_VMA_PTE_64K) + return SZ_64K; + else if (vma->gpuva.flags & XE_VMA_PTE_4K) + return SZ_4K; - return SZ_4K; + return SZ_1G; /* Uninitialized, used max size */ } -static u64 xe_vma_set_pte_size(struct xe_vma *vma, u64 size) +static void xe_vma_set_pte_size(struct xe_vma *vma, u64 size) { switch (size) { case SZ_1G: @@ -2212,9 +2242,13 @@ static u64 xe_vma_set_pte_size(struct xe_vma *vma, u64 size) case SZ_2M: vma->gpuva.flags |= XE_VMA_PTE_2M; break; + case SZ_64K: + vma->gpuva.flags |= XE_VMA_PTE_64K; + break; + case SZ_4K: + vma->gpuva.flags |= XE_VMA_PTE_4K; + break; } - - return SZ_4K; } static int xe_vma_op_commit(struct xe_vm *vm, struct xe_vma_op *op) @@ -2312,8 +2346,6 @@ static int vm_bind_ioctl_ops_parse(struct xe_vm *vm, struct xe_exec_queue *q, switch (op->base.op) { case DRM_GPUVA_OP_MAP: { - flags |= op->map.read_only ? - VMA_CREATE_FLAG_READ_ONLY : 0; flags |= op->map.is_null ? VMA_CREATE_FLAG_IS_NULL : 0; @@ -2444,7 +2476,7 @@ static int op_execute(struct drm_exec *exec, struct xe_vm *vm, case DRM_GPUVA_OP_MAP: err = xe_vm_bind(vm, vma, op->q, xe_vma_bo(vma), op->syncs, op->num_syncs, - op->map.immediate || !xe_vm_in_fault_mode(vm), + !xe_vm_in_fault_mode(vm), op->flags & XE_VMA_OP_FIRST, op->flags & XE_VMA_OP_LAST); break; @@ -2530,13 +2562,25 @@ retry_userptr: } drm_exec_fini(&exec); - if (err == -EAGAIN && xe_vma_is_userptr(vma)) { + if (err == -EAGAIN) { lockdep_assert_held_write(&vm->lock); - err = xe_vma_userptr_pin_pages(to_userptr_vma(vma)); - if (!err) - goto retry_userptr; - trace_xe_vma_fail(vma); + if (op->base.op == DRM_GPUVA_OP_REMAP) { + if (!op->remap.unmap_done) + vma = gpuva_to_vma(op->base.remap.unmap->va); + else if (op->remap.prev) + vma = op->remap.prev; + else + vma = op->remap.next; + } + + if (xe_vma_is_userptr(vma)) { + err = xe_vma_userptr_pin_pages(to_userptr_vma(vma)); + if (!err) + goto retry_userptr; + + trace_xe_vma_fail(vma); + } } return err; @@ -2548,13 +2592,6 @@ static int xe_vma_op_execute(struct xe_vm *vm, struct xe_vma_op *op) lockdep_assert_held_write(&vm->lock); -#ifdef TEST_VM_ASYNC_OPS_ERROR - if (op->inject_error) { - op->inject_error = false; - return -ENOMEM; - } -#endif - switch (op->base.op) { case DRM_GPUVA_OP_MAP: ret = __xe_vma_op_execute(vm, op->map.vma, op); @@ -2669,7 +2706,7 @@ static void vm_bind_ioctl_ops_unwind(struct xe_vm *vm, { int i; - for (i = num_ops_list - 1; i; ++i) { + for (i = num_ops_list - 1; i >= 0; --i) { struct drm_gpuva_ops *__ops = ops[i]; struct drm_gpuva_op *__op; @@ -2714,21 +2751,11 @@ static int vm_bind_ioctl_ops_execute(struct xe_vm *vm, return 0; } -#ifdef TEST_VM_ASYNC_OPS_ERROR -#define SUPPORTED_FLAGS \ - (FORCE_ASYNC_OP_ERROR | DRM_XE_VM_BIND_FLAG_READONLY | \ - DRM_XE_VM_BIND_FLAG_IMMEDIATE | DRM_XE_VM_BIND_FLAG_NULL | 0xffff) -#else -#define SUPPORTED_FLAGS \ - (DRM_XE_VM_BIND_FLAG_READONLY | \ - DRM_XE_VM_BIND_FLAG_IMMEDIATE | DRM_XE_VM_BIND_FLAG_NULL | \ - 0xffff) -#endif +#define SUPPORTED_FLAGS (DRM_XE_VM_BIND_FLAG_NULL | \ + DRM_XE_VM_BIND_FLAG_DUMPABLE) #define XE_64K_PAGE_MASK 0xffffull #define ALL_DRM_XE_SYNCS_FLAGS (DRM_XE_SYNCS_FLAG_WAIT_FOR_OP) -#define MAX_BINDS 512 /* FIXME: Picking random upper limit */ - static int vm_bind_ioctl_check_args(struct xe_device *xe, struct drm_xe_vm_bind *args, struct drm_xe_vm_bind_op **bind_ops) @@ -2740,16 +2767,16 @@ static int vm_bind_ioctl_check_args(struct xe_device *xe, XE_IOCTL_DBG(xe, args->reserved[0] || args->reserved[1])) return -EINVAL; - if (XE_IOCTL_DBG(xe, args->extensions) || - XE_IOCTL_DBG(xe, args->num_binds > MAX_BINDS)) + if (XE_IOCTL_DBG(xe, args->extensions)) return -EINVAL; if (args->num_binds > 1) { u64 __user *bind_user = u64_to_user_ptr(args->vector_of_binds); - *bind_ops = kmalloc(sizeof(struct drm_xe_vm_bind_op) * - args->num_binds, GFP_KERNEL); + *bind_ops = kvmalloc_array(args->num_binds, + sizeof(struct drm_xe_vm_bind_op), + GFP_KERNEL | __GFP_ACCOUNT); if (!*bind_ops) return -ENOMEM; @@ -2839,7 +2866,7 @@ static int vm_bind_ioctl_check_args(struct xe_device *xe, free_bind_ops: if (args->num_binds > 1) - kfree(*bind_ops); + kvfree(*bind_ops); return err; } @@ -2927,13 +2954,15 @@ int xe_vm_bind_ioctl(struct drm_device *dev, void *data, struct drm_file *file) } if (args->num_binds) { - bos = kcalloc(args->num_binds, sizeof(*bos), GFP_KERNEL); + bos = kvcalloc(args->num_binds, sizeof(*bos), + GFP_KERNEL | __GFP_ACCOUNT); if (!bos) { err = -ENOMEM; goto release_vm_lock; } - ops = kcalloc(args->num_binds, sizeof(*ops), GFP_KERNEL); + ops = kvcalloc(args->num_binds, sizeof(*ops), + GFP_KERNEL | __GFP_ACCOUNT); if (!ops) { err = -ENOMEM; goto release_vm_lock; @@ -3074,10 +3103,10 @@ int xe_vm_bind_ioctl(struct drm_device *dev, void *data, struct drm_file *file) for (i = 0; bos && i < args->num_binds; ++i) xe_bo_put(bos[i]); - kfree(bos); - kfree(ops); + kvfree(bos); + kvfree(ops); if (args->num_binds > 1) - kfree(bind_ops); + kvfree(bind_ops); return err; @@ -3101,10 +3130,10 @@ put_exec_queue: if (q) xe_exec_queue_put(q); free_objs: - kfree(bos); - kfree(ops); + kvfree(bos); + kvfree(ops); if (args->num_binds > 1) - kfree(bind_ops); + kvfree(bind_ops); return err; } diff --git a/drivers/gpu/drm/xe/xe_vm_types.h b/drivers/gpu/drm/xe/xe_vm_types.h index 1fec66ae2eb2..7300eea5394b 100644 --- a/drivers/gpu/drm/xe/xe_vm_types.h +++ b/drivers/gpu/drm/xe/xe_vm_types.h @@ -19,11 +19,9 @@ struct xe_bo; struct xe_sync_entry; +struct xe_user_fence; struct xe_vm; -#define TEST_VM_ASYNC_OPS_ERROR -#define FORCE_ASYNC_OP_ERROR BIT(31) - #define XE_VMA_READ_ONLY DRM_GPUVA_USERBITS #define XE_VMA_DESTROYED (DRM_GPUVA_USERBITS << 1) #define XE_VMA_ATOMIC_PTE_BIT (DRM_GPUVA_USERBITS << 2) @@ -32,6 +30,8 @@ struct xe_vm; #define XE_VMA_PTE_4K (DRM_GPUVA_USERBITS << 5) #define XE_VMA_PTE_2M (DRM_GPUVA_USERBITS << 6) #define XE_VMA_PTE_1G (DRM_GPUVA_USERBITS << 7) +#define XE_VMA_PTE_64K (DRM_GPUVA_USERBITS << 8) +#define XE_VMA_PTE_COMPACT (DRM_GPUVA_USERBITS << 9) /** struct xe_userptr - User pointer */ struct xe_userptr { @@ -105,6 +105,12 @@ struct xe_vma { * @pat_index: The pat index to use when encoding the PTEs for this vma. */ u16 pat_index; + + /** + * @ufence: The user fence that was provided with MAP. + * Needs to be signalled before UNMAP can be processed. + */ + struct xe_user_fence *ufence; }; /** @@ -289,10 +295,6 @@ struct xe_vm { struct xe_vma_op_map { /** @vma: VMA to map */ struct xe_vma *vma; - /** @immediate: Immediate bind */ - bool immediate; - /** @read_only: Read only */ - bool read_only; /** @is_null: is NULL binding */ bool is_null; /** @pat_index: The pat index to use for this operation. */ @@ -360,11 +362,6 @@ struct xe_vma_op { /** @flags: operation flags */ enum xe_vma_op_flags flags; -#ifdef TEST_VM_ASYNC_OPS_ERROR - /** @inject_error: inject error to test async op error handling */ - bool inject_error; -#endif - union { /** @map: VMA map operation specific data */ struct xe_vma_op_map map; diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 42fd504abbcd..89983d7d73ca 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -169,6 +169,7 @@ static const struct host1x_info host1x06_info = { .num_sid_entries = ARRAY_SIZE(tegra186_sid_table), .sid_table = tegra186_sid_table, .reserve_vblank_syncpts = false, + .skip_reset_assert = true, }; static const struct host1x_sid_entry tegra194_sid_table[] = { @@ -680,13 +681,15 @@ static int __maybe_unused host1x_runtime_suspend(struct device *dev) host1x_intr_stop(host); host1x_syncpt_save(host); - err = reset_control_bulk_assert(host->nresets, host->resets); - if (err) { - dev_err(dev, "failed to assert reset: %d\n", err); - goto resume_host1x; - } + if (!host->info->skip_reset_assert) { + err = reset_control_bulk_assert(host->nresets, host->resets); + if (err) { + dev_err(dev, "failed to assert reset: %d\n", err); + goto resume_host1x; + } - usleep_range(1000, 2000); + usleep_range(1000, 2000); + } clk_disable_unprepare(host->clk); reset_control_bulk_release(host->nresets, host->resets); diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index c8e302de7625..925a118db23f 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -116,6 +116,12 @@ struct host1x_info { * the display driver disables VBLANK increments. */ bool reserve_vblank_syncpts; + /* + * On Tegra186, secure world applications may require access to + * host1x during suspend/resume. To allow this, we need to leave + * host1x not in reset. + */ + bool skip_reset_assert; }; struct host1x { diff --git a/drivers/hid/bpf/hid_bpf_dispatch.c b/drivers/hid/bpf/hid_bpf_dispatch.c index 470ae2c29c94..e630caf644e8 100644 --- a/drivers/hid/bpf/hid_bpf_dispatch.c +++ b/drivers/hid/bpf/hid_bpf_dispatch.c @@ -176,9 +176,9 @@ __bpf_kfunc_end_defs(); * The following set contains all functions we agree BPF programs * can use. */ -BTF_SET8_START(hid_bpf_kfunc_ids) +BTF_KFUNCS_START(hid_bpf_kfunc_ids) BTF_ID_FLAGS(func, hid_bpf_get_data, KF_RET_NULL) -BTF_SET8_END(hid_bpf_kfunc_ids) +BTF_KFUNCS_END(hid_bpf_kfunc_ids) static const struct btf_kfunc_id_set hid_bpf_kfunc_set = { .owner = THIS_MODULE, @@ -487,12 +487,12 @@ static const struct btf_kfunc_id_set hid_bpf_fmodret_set = { }; /* for syscall HID-BPF */ -BTF_SET8_START(hid_bpf_syscall_kfunc_ids) +BTF_KFUNCS_START(hid_bpf_syscall_kfunc_ids) BTF_ID_FLAGS(func, hid_bpf_attach_prog) BTF_ID_FLAGS(func, hid_bpf_allocate_context, KF_ACQUIRE | KF_RET_NULL) BTF_ID_FLAGS(func, hid_bpf_release_context, KF_RELEASE) BTF_ID_FLAGS(func, hid_bpf_hw_request) -BTF_SET8_END(hid_bpf_syscall_kfunc_ids) +BTF_KFUNCS_END(hid_bpf_syscall_kfunc_ids) static const struct btf_kfunc_id_set hid_bpf_syscall_kfunc_set = { .owner = THIS_MODULE, diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index 6ef0c88e3e60..d2f3f234f29d 100644 --- a/drivers/hid/hid-logitech-hidpp.c +++ b/drivers/hid/hid-logitech-hidpp.c @@ -203,6 +203,8 @@ struct hidpp_device { struct hidpp_scroll_counter vertical_wheel_counter; u8 wireless_feature_index; + + bool connected_once; }; /* HID++ 1.0 error codes */ @@ -988,8 +990,13 @@ static int hidpp_root_get_protocol_version(struct hidpp_device *hidpp) hidpp->protocol_minor = response.rap.params[1]; print_version: - hid_info(hidpp->hid_dev, "HID++ %u.%u device connected.\n", - hidpp->protocol_major, hidpp->protocol_minor); + if (!hidpp->connected_once) { + hid_info(hidpp->hid_dev, "HID++ %u.%u device connected.\n", + hidpp->protocol_major, hidpp->protocol_minor); + hidpp->connected_once = true; + } else + hid_dbg(hidpp->hid_dev, "HID++ %u.%u device connected.\n", + hidpp->protocol_major, hidpp->protocol_minor); return 0; } @@ -4184,7 +4191,7 @@ static void hidpp_connect_event(struct work_struct *work) /* Get device version to check if it is connected */ ret = hidpp_root_get_protocol_version(hidpp); if (ret) { - hid_info(hidpp->hid_dev, "Disconnected\n"); + hid_dbg(hidpp->hid_dev, "Disconnected\n"); if (hidpp->battery.ps) { hidpp->battery.online = false; hidpp->battery.status = POWER_SUPPLY_STATUS_UNKNOWN; diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index fd5b0637dad6..3e91e4d6ba6f 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -2153,6 +2153,10 @@ static const struct hid_device_id mt_devices[] = { { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, + USB_VENDOR_ID_SYNAPTICS, 0xcddc) }, + + { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, + HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_SYNAPTICS, 0xce08) }, { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT, diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c index aa6cb033bb06..03d5601ce807 100644 --- a/drivers/hid/intel-ish-hid/ishtp/bus.c +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c @@ -722,6 +722,8 @@ void ishtp_bus_remove_all_clients(struct ishtp_device *ishtp_dev, spin_lock_irqsave(&ishtp_dev->cl_list_lock, flags); list_for_each_entry(cl, &ishtp_dev->cl_list, link) { cl->state = ISHTP_CL_DISCONNECTED; + if (warm_reset && cl->device->reference_count) + continue; /* * Wake any pending process. The waiter would check dev->state diff --git a/drivers/hid/intel-ish-hid/ishtp/client.c b/drivers/hid/intel-ish-hid/ishtp/client.c index 82c907f01bd3..8a7f2f6a4f86 100644 --- a/drivers/hid/intel-ish-hid/ishtp/client.c +++ b/drivers/hid/intel-ish-hid/ishtp/client.c @@ -49,7 +49,9 @@ static void ishtp_read_list_flush(struct ishtp_cl *cl) list_for_each_entry_safe(rb, next, &cl->dev->read_list.list, list) if (rb->cl && ishtp_cl_cmp_id(cl, rb->cl)) { list_del(&rb->list); - ishtp_io_rb_free(rb); + spin_lock(&cl->free_list_spinlock); + list_add_tail(&rb->list, &cl->free_rb_list.list); + spin_unlock(&cl->free_list_spinlock); } spin_unlock_irqrestore(&cl->dev->read_list_spinlock, flags); } diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index b613f11ed949..2bc45b24075c 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -2087,7 +2087,7 @@ static int wacom_allocate_inputs(struct wacom *wacom) return 0; } -static int wacom_register_inputs(struct wacom *wacom) +static int wacom_setup_inputs(struct wacom *wacom) { struct input_dev *pen_input_dev, *touch_input_dev, *pad_input_dev; struct wacom_wac *wacom_wac = &(wacom->wacom_wac); @@ -2106,10 +2106,6 @@ static int wacom_register_inputs(struct wacom *wacom) input_free_device(pen_input_dev); wacom_wac->pen_input = NULL; pen_input_dev = NULL; - } else { - error = input_register_device(pen_input_dev); - if (error) - goto fail; } error = wacom_setup_touch_input_capabilities(touch_input_dev, wacom_wac); @@ -2118,10 +2114,6 @@ static int wacom_register_inputs(struct wacom *wacom) input_free_device(touch_input_dev); wacom_wac->touch_input = NULL; touch_input_dev = NULL; - } else { - error = input_register_device(touch_input_dev); - if (error) - goto fail; } error = wacom_setup_pad_input_capabilities(pad_input_dev, wacom_wac); @@ -2130,7 +2122,34 @@ static int wacom_register_inputs(struct wacom *wacom) input_free_device(pad_input_dev); wacom_wac->pad_input = NULL; pad_input_dev = NULL; - } else { + } + + return 0; +} + +static int wacom_register_inputs(struct wacom *wacom) +{ + struct input_dev *pen_input_dev, *touch_input_dev, *pad_input_dev; + struct wacom_wac *wacom_wac = &(wacom->wacom_wac); + int error = 0; + + pen_input_dev = wacom_wac->pen_input; + touch_input_dev = wacom_wac->touch_input; + pad_input_dev = wacom_wac->pad_input; + + if (pen_input_dev) { + error = input_register_device(pen_input_dev); + if (error) + goto fail; + } + + if (touch_input_dev) { + error = input_register_device(touch_input_dev); + if (error) + goto fail; + } + + if (pad_input_dev) { error = input_register_device(pad_input_dev); if (error) goto fail; @@ -2383,6 +2402,20 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless) if (error) goto fail; + error = wacom_setup_inputs(wacom); + if (error) + goto fail; + + if (features->type == HID_GENERIC) + connect_mask |= HID_CONNECT_DRIVER; + + /* Regular HID work starts now */ + error = hid_hw_start(hdev, connect_mask); + if (error) { + hid_err(hdev, "hw start failed\n"); + goto fail; + } + error = wacom_register_inputs(wacom); if (error) goto fail; @@ -2397,16 +2430,6 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless) goto fail; } - if (features->type == HID_GENERIC) - connect_mask |= HID_CONNECT_DRIVER; - - /* Regular HID work starts now */ - error = hid_hw_start(hdev, connect_mask); - if (error) { - hid_err(hdev, "hw start failed\n"); - goto fail; - } - if (!wireless) { /* Note that if query fails it is not a hard failure */ wacom_query_tablet_data(wacom); diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index da8a01fedd39..fbe10fbc5769 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2575,7 +2575,14 @@ static void wacom_wac_pen_report(struct hid_device *hdev, wacom_wac->hid_data.tipswitch); input_report_key(input, wacom_wac->tool[0], sense); if (wacom_wac->serial[0]) { - input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]); + /* + * xf86-input-wacom does not accept a serial number + * of '0'. Report the low 32 bits if possible, but + * if they are zero, report the upper ones instead. + */ + __u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu; + __u32 serial_hi = wacom_wac->serial[0] >> 32; + input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi)); input_report_abs(input, ABS_MISC, sense ? id : 0); } diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index 56f7e06c673e..adbf674355b2 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -322,125 +322,89 @@ static int create_gpadl_header(enum hv_gpadl_type type, void *kbuffer, pagecount = hv_gpadl_size(type, size) >> HV_HYP_PAGE_SHIFT; - /* do we need a gpadl body msg */ pfnsize = MAX_SIZE_CHANNEL_MESSAGE - sizeof(struct vmbus_channel_gpadl_header) - sizeof(struct gpa_range); + pfncount = umin(pagecount, pfnsize / sizeof(u64)); + + msgsize = sizeof(struct vmbus_channel_msginfo) + + sizeof(struct vmbus_channel_gpadl_header) + + sizeof(struct gpa_range) + pfncount * sizeof(u64); + msgheader = kzalloc(msgsize, GFP_KERNEL); + if (!msgheader) + return -ENOMEM; + + INIT_LIST_HEAD(&msgheader->submsglist); + msgheader->msgsize = msgsize; + + gpadl_header = (struct vmbus_channel_gpadl_header *) + msgheader->msg; + gpadl_header->rangecount = 1; + gpadl_header->range_buflen = sizeof(struct gpa_range) + + pagecount * sizeof(u64); + gpadl_header->range[0].byte_offset = 0; + gpadl_header->range[0].byte_count = hv_gpadl_size(type, size); + for (i = 0; i < pfncount; i++) + gpadl_header->range[0].pfn_array[i] = hv_gpadl_hvpfn( + type, kbuffer, size, send_offset, i); + *msginfo = msgheader; + + pfnsum = pfncount; + pfnleft = pagecount - pfncount; + + /* how many pfns can we fit in a body message */ + pfnsize = MAX_SIZE_CHANNEL_MESSAGE - + sizeof(struct vmbus_channel_gpadl_body); pfncount = pfnsize / sizeof(u64); - if (pagecount > pfncount) { - /* we need a gpadl body */ - /* fill in the header */ + /* + * If pfnleft is zero, everything fits in the header and no body + * messages are needed + */ + while (pfnleft) { + pfncurr = umin(pfncount, pfnleft); msgsize = sizeof(struct vmbus_channel_msginfo) + - sizeof(struct vmbus_channel_gpadl_header) + - sizeof(struct gpa_range) + pfncount * sizeof(u64); - msgheader = kzalloc(msgsize, GFP_KERNEL); - if (!msgheader) - goto nomem; - - INIT_LIST_HEAD(&msgheader->submsglist); - msgheader->msgsize = msgsize; - - gpadl_header = (struct vmbus_channel_gpadl_header *) - msgheader->msg; - gpadl_header->rangecount = 1; - gpadl_header->range_buflen = sizeof(struct gpa_range) + - pagecount * sizeof(u64); - gpadl_header->range[0].byte_offset = 0; - gpadl_header->range[0].byte_count = hv_gpadl_size(type, size); - for (i = 0; i < pfncount; i++) - gpadl_header->range[0].pfn_array[i] = hv_gpadl_hvpfn( - type, kbuffer, size, send_offset, i); - *msginfo = msgheader; - - pfnsum = pfncount; - pfnleft = pagecount - pfncount; - - /* how many pfns can we fit */ - pfnsize = MAX_SIZE_CHANNEL_MESSAGE - - sizeof(struct vmbus_channel_gpadl_body); - pfncount = pfnsize / sizeof(u64); - - /* fill in the body */ - while (pfnleft) { - if (pfnleft > pfncount) - pfncurr = pfncount; - else - pfncurr = pfnleft; - - msgsize = sizeof(struct vmbus_channel_msginfo) + - sizeof(struct vmbus_channel_gpadl_body) + - pfncurr * sizeof(u64); - msgbody = kzalloc(msgsize, GFP_KERNEL); - - if (!msgbody) { - struct vmbus_channel_msginfo *pos = NULL; - struct vmbus_channel_msginfo *tmp = NULL; - /* - * Free up all the allocated messages. - */ - list_for_each_entry_safe(pos, tmp, - &msgheader->submsglist, - msglistentry) { - - list_del(&pos->msglistentry); - kfree(pos); - } - - goto nomem; - } - - msgbody->msgsize = msgsize; - gpadl_body = - (struct vmbus_channel_gpadl_body *)msgbody->msg; + sizeof(struct vmbus_channel_gpadl_body) + + pfncurr * sizeof(u64); + msgbody = kzalloc(msgsize, GFP_KERNEL); + if (!msgbody) { + struct vmbus_channel_msginfo *pos = NULL; + struct vmbus_channel_msginfo *tmp = NULL; /* - * Gpadl is u32 and we are using a pointer which could - * be 64-bit - * This is governed by the guest/host protocol and - * so the hypervisor guarantees that this is ok. + * Free up all the allocated messages. */ - for (i = 0; i < pfncurr; i++) - gpadl_body->pfn[i] = hv_gpadl_hvpfn(type, - kbuffer, size, send_offset, pfnsum + i); - - /* add to msg header */ - list_add_tail(&msgbody->msglistentry, - &msgheader->submsglist); - pfnsum += pfncurr; - pfnleft -= pfncurr; + list_for_each_entry_safe(pos, tmp, + &msgheader->submsglist, + msglistentry) { + + list_del(&pos->msglistentry); + kfree(pos); + } + kfree(msgheader); + return -ENOMEM; } - } else { - /* everything fits in a header */ - msgsize = sizeof(struct vmbus_channel_msginfo) + - sizeof(struct vmbus_channel_gpadl_header) + - sizeof(struct gpa_range) + pagecount * sizeof(u64); - msgheader = kzalloc(msgsize, GFP_KERNEL); - if (msgheader == NULL) - goto nomem; - - INIT_LIST_HEAD(&msgheader->submsglist); - msgheader->msgsize = msgsize; - - gpadl_header = (struct vmbus_channel_gpadl_header *) - msgheader->msg; - gpadl_header->rangecount = 1; - gpadl_header->range_buflen = sizeof(struct gpa_range) + - pagecount * sizeof(u64); - gpadl_header->range[0].byte_offset = 0; - gpadl_header->range[0].byte_count = hv_gpadl_size(type, size); - for (i = 0; i < pagecount; i++) - gpadl_header->range[0].pfn_array[i] = hv_gpadl_hvpfn( - type, kbuffer, size, send_offset, i); - - *msginfo = msgheader; + + msgbody->msgsize = msgsize; + gpadl_body = (struct vmbus_channel_gpadl_body *)msgbody->msg; + + /* + * Gpadl is u32 and we are using a pointer which could + * be 64-bit + * This is governed by the guest/host protocol and + * so the hypervisor guarantees that this is ok. + */ + for (i = 0; i < pfncurr; i++) + gpadl_body->pfn[i] = hv_gpadl_hvpfn(type, + kbuffer, size, send_offset, pfnsum + i); + + /* add to msg header */ + list_add_tail(&msgbody->msglistentry, &msgheader->submsglist); + pfnsum += pfncurr; + pfnleft -= pfncurr; } return 0; -nomem: - kfree(msgheader); - kfree(msgbody); - return -ENOMEM; } /* diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c index 42aec2c5606a..9c97c4065fe7 100644 --- a/drivers/hv/hv_util.c +++ b/drivers/hv/hv_util.c @@ -296,6 +296,11 @@ static struct { spinlock_t lock; } host_ts; +static bool timesync_implicit; + +module_param(timesync_implicit, bool, 0644); +MODULE_PARM_DESC(timesync_implicit, "If set treat SAMPLE as SYNC when clock is behind"); + static inline u64 reftime_to_ns(u64 reftime) { return (reftime - WLTIMEDELTA) * 100; @@ -345,6 +350,29 @@ static void hv_set_host_time(struct work_struct *work) } /* + * Due to a bug on Hyper-V hosts, the sync flag may not always be sent on resume. + * Force a sync if the guest is behind. + */ +static inline bool hv_implicit_sync(u64 host_time) +{ + struct timespec64 new_ts; + struct timespec64 threshold_ts; + + new_ts = ns_to_timespec64(reftime_to_ns(host_time)); + ktime_get_real_ts64(&threshold_ts); + + threshold_ts.tv_sec += 5; + + /* + * If guest behind the host by 5 or more seconds. + */ + if (timespec64_compare(&new_ts, &threshold_ts) >= 0) + return true; + + return false; +} + +/* * Synchronize time with host after reboot, restore, etc. * * ICTIMESYNCFLAG_SYNC flag bit indicates reboot, restore events of the VM. @@ -384,7 +412,8 @@ static inline void adj_guesttime(u64 hosttime, u64 reftime, u8 adj_flags) spin_unlock_irqrestore(&host_ts.lock, flags); /* Schedule work to do do_settimeofday64() */ - if (adj_flags & ICTIMESYNCFLAG_SYNC) + if ((adj_flags & ICTIMESYNCFLAG_SYNC) || + (timesync_implicit && hv_implicit_sync(host_ts.host_time))) schedule_work(&adj_time_work); } diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index b33d5abd9beb..7f7965f3d187 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -988,7 +988,7 @@ static const struct dev_pm_ops vmbus_pm = { }; /* The one and only one */ -static struct bus_type hv_bus = { +static const struct bus_type hv_bus = { .name = "vmbus", .match = vmbus_match, .shutdown = vmbus_shutdown, diff --git a/drivers/hwmon/aspeed-pwm-tacho.c b/drivers/hwmon/aspeed-pwm-tacho.c index f6e1e55e8292..4acc1858d8ac 100644 --- a/drivers/hwmon/aspeed-pwm-tacho.c +++ b/drivers/hwmon/aspeed-pwm-tacho.c @@ -195,6 +195,8 @@ struct aspeed_pwm_tacho_data { u8 fan_tach_ch_source[MAX_ASPEED_FAN_TACH_CHANNELS]; struct aspeed_cooling_device *cdev[8]; const struct attribute_group *groups[3]; + /* protects access to shared ASPEED_PTCR_RESULT */ + struct mutex tach_lock; }; enum type { TYPEM, TYPEN, TYPEO }; @@ -529,6 +531,8 @@ static int aspeed_get_fan_tach_ch_rpm(struct aspeed_pwm_tacho_data *priv, u8 fan_tach_ch_source, type, mode, both; int ret; + mutex_lock(&priv->tach_lock); + regmap_write(priv->regmap, ASPEED_PTCR_TRIGGER, 0); regmap_write(priv->regmap, ASPEED_PTCR_TRIGGER, 0x1 << fan_tach_ch); @@ -546,6 +550,8 @@ static int aspeed_get_fan_tach_ch_rpm(struct aspeed_pwm_tacho_data *priv, ASPEED_RPM_STATUS_SLEEP_USEC, usec); + mutex_unlock(&priv->tach_lock); + /* return -ETIMEDOUT if we didn't get an answer. */ if (ret) return ret; @@ -915,6 +921,7 @@ static int aspeed_pwm_tacho_probe(struct platform_device *pdev) priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; + mutex_init(&priv->tach_lock); priv->regmap = devm_regmap_init(dev, NULL, (__force void *)regs, &aspeed_pwm_tacho_regmap_config); if (IS_ERR(priv->regmap)) diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index ba82d1e79c13..b0991dde2e59 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -41,7 +41,7 @@ MODULE_PARM_DESC(tjmax, "TjMax value in degrees Celsius"); #define PKG_SYSFS_ATTR_NO 1 /* Sysfs attribute for package temp */ #define BASE_SYSFS_ATTR_NO 2 /* Sysfs Base attr no for coretemp */ -#define NUM_REAL_CORES 128 /* Number of Real cores per cpu */ +#define NUM_REAL_CORES 512 /* Number of Real cores per cpu */ #define CORETEMP_NAME_LENGTH 28 /* String Length of attrs */ #define MAX_CORE_ATTRS 4 /* Maximum no of basic attrs */ #define TOTAL_ATTRS (MAX_CORE_ATTRS + 1) @@ -419,7 +419,7 @@ static ssize_t show_temp(struct device *dev, } static int create_core_attrs(struct temp_data *tdata, struct device *dev, - int attr_no) + int index) { int i; static ssize_t (*const rd_ptr[TOTAL_ATTRS]) (struct device *dev, @@ -431,13 +431,20 @@ static int create_core_attrs(struct temp_data *tdata, struct device *dev, }; for (i = 0; i < tdata->attr_size; i++) { + /* + * We map the attr number to core id of the CPU + * The attr number is always core id + 2 + * The Pkgtemp will always show up as temp1_*, if available + */ + int attr_no = tdata->is_pkg_data ? 1 : tdata->cpu_core_id + 2; + snprintf(tdata->attr_name[i], CORETEMP_NAME_LENGTH, "temp%d_%s", attr_no, suffixes[i]); sysfs_attr_init(&tdata->sd_attrs[i].dev_attr.attr); tdata->sd_attrs[i].dev_attr.attr.name = tdata->attr_name[i]; tdata->sd_attrs[i].dev_attr.attr.mode = 0444; tdata->sd_attrs[i].dev_attr.show = rd_ptr[i]; - tdata->sd_attrs[i].index = attr_no; + tdata->sd_attrs[i].index = index; tdata->attrs[i] = &tdata->sd_attrs[i].dev_attr.attr; } tdata->attr_group.attrs = tdata->attrs; @@ -495,30 +502,25 @@ static int create_core_data(struct platform_device *pdev, unsigned int cpu, struct platform_data *pdata = platform_get_drvdata(pdev); struct cpuinfo_x86 *c = &cpu_data(cpu); u32 eax, edx; - int err, index, attr_no; + int err, index; if (!housekeeping_cpu(cpu, HK_TYPE_MISC)) return 0; /* - * Find attr number for sysfs: - * We map the attr number to core id of the CPU - * The attr number is always core id + 2 - * The Pkgtemp will always show up as temp1_*, if available + * Get the index of tdata in pdata->core_data[] + * tdata for package: pdata->core_data[1] + * tdata for core: pdata->core_data[2] .. pdata->core_data[NUM_REAL_CORES + 1] */ if (pkg_flag) { - attr_no = PKG_SYSFS_ATTR_NO; + index = PKG_SYSFS_ATTR_NO; } else { - index = ida_alloc(&pdata->ida, GFP_KERNEL); + index = ida_alloc_max(&pdata->ida, NUM_REAL_CORES - 1, GFP_KERNEL); if (index < 0) return index; - pdata->cpu_map[index] = topology_core_id(cpu); - attr_no = index + BASE_SYSFS_ATTR_NO; - } - if (attr_no > MAX_CORE_DATA - 1) { - err = -ERANGE; - goto ida_free; + pdata->cpu_map[index] = topology_core_id(cpu); + index += BASE_SYSFS_ATTR_NO; } tdata = init_temp_data(cpu, pkg_flag); @@ -544,20 +546,20 @@ static int create_core_data(struct platform_device *pdev, unsigned int cpu, if (get_ttarget(tdata, &pdev->dev) >= 0) tdata->attr_size++; - pdata->core_data[attr_no] = tdata; + pdata->core_data[index] = tdata; /* Create sysfs interfaces */ - err = create_core_attrs(tdata, pdata->hwmon_dev, attr_no); + err = create_core_attrs(tdata, pdata->hwmon_dev, index); if (err) goto exit_free; return 0; exit_free: - pdata->core_data[attr_no] = NULL; + pdata->core_data[index] = NULL; kfree(tdata); ida_free: if (!pkg_flag) - ida_free(&pdata->ida, index); + ida_free(&pdata->ida, index - BASE_SYSFS_ATTR_NO); return err; } @@ -780,7 +782,7 @@ static int __init coretemp_init(void) if (!x86_match_cpu(coretemp_ids)) return -ENODEV; - max_zones = topology_max_packages() * topology_max_die_per_package(); + max_zones = topology_max_packages() * topology_max_dies_per_package(); zone_devices = kcalloc(max_zones, sizeof(struct platform_device *), GFP_KERNEL); if (!zone_devices) diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c index 6307112c2c0c..9ed2c4b6734e 100644 --- a/drivers/hwmon/fam15h_power.c +++ b/drivers/hwmon/fam15h_power.c @@ -209,7 +209,7 @@ static ssize_t power1_average_show(struct device *dev, * With the new x86 topology modelling, x86_max_cores is the * compute unit number. */ - cu_num = boot_cpu_data.x86_max_cores; + cu_num = topology_num_cores_per_package(); ret = read_registers(data); if (ret) diff --git a/drivers/hwmon/nct6775-core.c b/drivers/hwmon/nct6775-core.c index 8d2ef3145bca..9fbab8f02334 100644 --- a/drivers/hwmon/nct6775-core.c +++ b/drivers/hwmon/nct6775-core.c @@ -3512,6 +3512,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, const u16 *reg_temp_mon, *reg_temp_alternate, *reg_temp_crit; const u16 *reg_temp_crit_l = NULL, *reg_temp_crit_h = NULL; int num_reg_temp, num_reg_temp_mon, num_reg_tsi_temp; + int num_reg_temp_config; struct device *hwmon_dev; struct sensor_template_group tsi_temp_tg; @@ -3594,6 +3595,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6106_REG_TEMP_OVER; reg_temp_hyst = NCT6106_REG_TEMP_HYST; reg_temp_config = NCT6106_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6106_REG_TEMP_CONFIG); reg_temp_alternate = NCT6106_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6106_REG_TEMP_CRIT; reg_temp_crit_l = NCT6106_REG_TEMP_CRIT_L; @@ -3669,6 +3671,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6106_REG_TEMP_OVER; reg_temp_hyst = NCT6106_REG_TEMP_HYST; reg_temp_config = NCT6106_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6106_REG_TEMP_CONFIG); reg_temp_alternate = NCT6106_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6106_REG_TEMP_CRIT; reg_temp_crit_l = NCT6106_REG_TEMP_CRIT_L; @@ -3746,6 +3749,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6775_REG_TEMP_OVER; reg_temp_hyst = NCT6775_REG_TEMP_HYST; reg_temp_config = NCT6775_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6775_REG_TEMP_CONFIG); reg_temp_alternate = NCT6775_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6775_REG_TEMP_CRIT; @@ -3821,6 +3825,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6775_REG_TEMP_OVER; reg_temp_hyst = NCT6775_REG_TEMP_HYST; reg_temp_config = NCT6776_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6776_REG_TEMP_CONFIG); reg_temp_alternate = NCT6776_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6776_REG_TEMP_CRIT; @@ -3900,6 +3905,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6779_REG_TEMP_OVER; reg_temp_hyst = NCT6779_REG_TEMP_HYST; reg_temp_config = NCT6779_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6779_REG_TEMP_CONFIG); reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6779_REG_TEMP_CRIT; @@ -4034,6 +4040,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6779_REG_TEMP_OVER; reg_temp_hyst = NCT6779_REG_TEMP_HYST; reg_temp_config = NCT6779_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6779_REG_TEMP_CONFIG); reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6779_REG_TEMP_CRIT; @@ -4123,6 +4130,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, reg_temp_over = NCT6798_REG_TEMP_OVER; reg_temp_hyst = NCT6798_REG_TEMP_HYST; reg_temp_config = NCT6779_REG_TEMP_CONFIG; + num_reg_temp_config = ARRAY_SIZE(NCT6779_REG_TEMP_CONFIG); reg_temp_alternate = NCT6798_REG_TEMP_ALTERNATE; reg_temp_crit = NCT6798_REG_TEMP_CRIT; @@ -4204,7 +4212,8 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, = reg_temp_crit[src - 1]; if (reg_temp_crit_l && reg_temp_crit_l[i]) data->reg_temp[4][src - 1] = reg_temp_crit_l[i]; - data->reg_temp_config[src - 1] = reg_temp_config[i]; + if (i < num_reg_temp_config) + data->reg_temp_config[src - 1] = reg_temp_config[i]; data->temp_src[src - 1] = src; continue; } @@ -4217,7 +4226,8 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data, data->reg_temp[0][s] = reg_temp[i]; data->reg_temp[1][s] = reg_temp_over[i]; data->reg_temp[2][s] = reg_temp_hyst[i]; - data->reg_temp_config[s] = reg_temp_config[i]; + if (i < num_reg_temp_config) + data->reg_temp_config[s] = reg_temp_config[i]; if (reg_temp_crit_h && reg_temp_crit_h[i]) data->reg_temp[3][s] = reg_temp_crit_h[i]; else if (reg_temp_crit[src - 1]) diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile index 3757b9391e60..aa0ee8ecd6f2 100644 --- a/drivers/i2c/busses/Makefile +++ b/drivers/i2c/busses/Makefile @@ -90,10 +90,8 @@ obj-$(CONFIG_I2C_NPCM) += i2c-npcm7xx.o obj-$(CONFIG_I2C_OCORES) += i2c-ocores.o obj-$(CONFIG_I2C_OMAP) += i2c-omap.o obj-$(CONFIG_I2C_OWL) += i2c-owl.o -i2c-pasemi-objs := i2c-pasemi-core.o i2c-pasemi-pci.o -obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi.o -i2c-apple-objs := i2c-pasemi-core.o i2c-pasemi-platform.o -obj-$(CONFIG_I2C_APPLE) += i2c-apple.o +obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi-core.o i2c-pasemi-pci.o +obj-$(CONFIG_I2C_APPLE) += i2c-pasemi-core.o i2c-pasemi-platform.o obj-$(CONFIG_I2C_PCA_PLATFORM) += i2c-pca-platform.o obj-$(CONFIG_I2C_PNX) += i2c-pnx.o obj-$(CONFIG_I2C_PXA) += i2c-pxa.o diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c index 5511fd46a65e..ce8c4846b7fa 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -445,6 +445,7 @@ static u32 aspeed_i2c_master_irq(struct aspeed_i2c_bus *bus, u32 irq_status) irq_status); irq_handled |= (irq_status & ASPEED_I2CD_INTR_MASTER_ERRORS); if (bus->master_state != ASPEED_I2C_MASTER_INACTIVE) { + irq_handled = irq_status; bus->cmd_err = ret; bus->master_state = ASPEED_I2C_MASTER_INACTIVE; goto out_complete; diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 3932e8d96a17..274e987e4cfa 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -498,11 +498,10 @@ static int i801_block_transaction_by_block(struct i801_priv *priv, /* Set block buffer mode */ outb_p(inb_p(SMBAUXCTL(priv)) | SMBAUXCTL_E32B, SMBAUXCTL(priv)); - inb_p(SMBHSTCNT(priv)); /* reset the data buffer index */ - if (read_write == I2C_SMBUS_WRITE) { len = data->block[0]; outb_p(len, SMBHSTDAT0(priv)); + inb_p(SMBHSTCNT(priv)); /* reset the data buffer index */ for (i = 0; i < len; i++) outb_p(data->block[i+1], SMBBLKDAT(priv)); } @@ -520,6 +519,7 @@ static int i801_block_transaction_by_block(struct i801_priv *priv, } data->block[0] = len; + inb_p(SMBHSTCNT(priv)); /* reset the data buffer index */ for (i = 0; i < len; i++) data->block[i + 1] = inb_p(SMBBLKDAT(priv)); } @@ -1416,7 +1416,6 @@ static void i801_add_mux(struct i801_priv *priv) lookup->table[i] = GPIO_LOOKUP(mux_config->gpio_chip, mux_config->gpios[i], "mux", 0); gpiod_add_lookup_table(lookup); - priv->lookup = lookup; /* * Register the mux device, we use PLATFORM_DEVID_NONE here @@ -1430,7 +1429,10 @@ static void i801_add_mux(struct i801_priv *priv) sizeof(struct i2c_mux_gpio_platform_data)); if (IS_ERR(priv->mux_pdev)) { gpiod_remove_lookup_table(lookup); + devm_kfree(dev, lookup); dev_err(dev, "Failed to register i2c-mux-gpio device\n"); + } else { + priv->lookup = lookup; } } @@ -1742,9 +1744,9 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) i801_enable_host_notify(&priv->adapter); - i801_probe_optional_slaves(priv); /* We ignore errors - multiplexing is optional */ i801_add_mux(priv); + i801_probe_optional_slaves(priv); pci_set_drvdata(dev, priv); diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index 88a053987403..60e813137f84 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -803,6 +803,11 @@ static irqreturn_t i2c_imx_slave_handle(struct imx_i2c_struct *i2c_imx, ctl &= ~I2CR_MTX; imx_i2c_write_reg(ctl, i2c_imx, IMX_I2C_I2CR); imx_i2c_read_reg(i2c_imx, IMX_I2C_I2DR); + + /* flag the last byte as processed */ + i2c_imx_slave_event(i2c_imx, + I2C_SLAVE_READ_PROCESSED, &value); + i2c_imx_slave_finish_op(i2c_imx); return IRQ_HANDLED; } diff --git a/drivers/i2c/busses/i2c-pasemi-core.c b/drivers/i2c/busses/i2c-pasemi-core.c index 7d54a9f34c74..bd8becbdeeb2 100644 --- a/drivers/i2c/busses/i2c-pasemi-core.c +++ b/drivers/i2c/busses/i2c-pasemi-core.c @@ -369,6 +369,7 @@ int pasemi_i2c_common_probe(struct pasemi_smbus *smbus) return 0; } +EXPORT_SYMBOL_GPL(pasemi_i2c_common_probe); irqreturn_t pasemi_irq_handler(int irq, void *dev_id) { @@ -378,3 +379,8 @@ irqreturn_t pasemi_irq_handler(int irq, void *dev_id) complete(&smbus->irq_completion); return IRQ_HANDLED; } +EXPORT_SYMBOL_GPL(pasemi_irq_handler); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Olof Johansson <olof@lixom.net>"); +MODULE_DESCRIPTION("PA Semi PWRficient SMBus driver"); diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c index 0d2e7171e3a6..da94df466e83 100644 --- a/drivers/i2c/busses/i2c-qcom-geni.c +++ b/drivers/i2c/busses/i2c-qcom-geni.c @@ -613,20 +613,20 @@ static int geni_i2c_gpi_xfer(struct geni_i2c_dev *gi2c, struct i2c_msg msgs[], i peripheral.addr = msgs[i].addr; + ret = geni_i2c_gpi(gi2c, &msgs[i], &config, + &tx_addr, &tx_buf, I2C_WRITE, gi2c->tx_c); + if (ret) + goto err; + if (msgs[i].flags & I2C_M_RD) { ret = geni_i2c_gpi(gi2c, &msgs[i], &config, &rx_addr, &rx_buf, I2C_READ, gi2c->rx_c); if (ret) goto err; - } - - ret = geni_i2c_gpi(gi2c, &msgs[i], &config, - &tx_addr, &tx_buf, I2C_WRITE, gi2c->tx_c); - if (ret) - goto err; - if (msgs[i].flags & I2C_M_RD) dma_async_issue_pending(gi2c->rx_c); + } + dma_async_issue_pending(gi2c->tx_c); timeout = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT); diff --git a/drivers/i2c/busses/i2c-wmt.c b/drivers/i2c/busses/i2c-wmt.c index ec2a8da134e5..198afee5233c 100644 --- a/drivers/i2c/busses/i2c-wmt.c +++ b/drivers/i2c/busses/i2c-wmt.c @@ -378,11 +378,15 @@ static int wmt_i2c_probe(struct platform_device *pdev) err = i2c_add_adapter(adap); if (err) - return err; + goto err_disable_clk; platform_set_drvdata(pdev, i2c_dev); return 0; + +err_disable_clk: + clk_disable_unprepare(i2c_dev->clk); + return err; } static void wmt_i2c_remove(struct platform_device *pdev) diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig index 91adcac875a4..c9d7afe489e8 100644 --- a/drivers/iio/accel/Kconfig +++ b/drivers/iio/accel/Kconfig @@ -219,10 +219,12 @@ config BMA400 config BMA400_I2C tristate + select REGMAP_I2C depends on BMA400 config BMA400_SPI tristate + select REGMAP_SPI depends on BMA400 config BMC150_ACCEL diff --git a/drivers/iio/accel/adxl367.c b/drivers/iio/accel/adxl367.c index 90b7ae6d42b7..484fe2e9fb17 100644 --- a/drivers/iio/accel/adxl367.c +++ b/drivers/iio/accel/adxl367.c @@ -1429,9 +1429,11 @@ static int adxl367_verify_devid(struct adxl367_state *st) unsigned int val; int ret; - ret = regmap_read_poll_timeout(st->regmap, ADXL367_REG_DEVID, val, - val == ADXL367_DEVID_AD, 1000, 10000); + ret = regmap_read(st->regmap, ADXL367_REG_DEVID, &val); if (ret) + return dev_err_probe(st->dev, ret, "Failed to read dev id\n"); + + if (val != ADXL367_DEVID_AD) return dev_err_probe(st->dev, -ENODEV, "Invalid dev id 0x%02X, expected 0x%02X\n", val, ADXL367_DEVID_AD); @@ -1510,6 +1512,8 @@ int adxl367_probe(struct device *dev, const struct adxl367_ops *ops, if (ret) return ret; + fsleep(15000); + ret = adxl367_verify_devid(st); if (ret) return ret; diff --git a/drivers/iio/accel/adxl367_i2c.c b/drivers/iio/accel/adxl367_i2c.c index b595fe94f3a3..62c74bdc0d77 100644 --- a/drivers/iio/accel/adxl367_i2c.c +++ b/drivers/iio/accel/adxl367_i2c.c @@ -11,7 +11,7 @@ #include "adxl367.h" -#define ADXL367_I2C_FIFO_DATA 0x42 +#define ADXL367_I2C_FIFO_DATA 0x18 struct adxl367_i2c_state { struct regmap *regmap; diff --git a/drivers/iio/adc/ad4130.c b/drivers/iio/adc/ad4130.c index feb86fe6c422..62490424b6ae 100644 --- a/drivers/iio/adc/ad4130.c +++ b/drivers/iio/adc/ad4130.c @@ -1821,7 +1821,7 @@ static int ad4130_setup_int_clk(struct ad4130_state *st) { struct device *dev = &st->spi->dev; struct device_node *of_node = dev_of_node(dev); - struct clk_init_data init; + struct clk_init_data init = {}; const char *clk_name; int ret; @@ -1891,10 +1891,14 @@ static int ad4130_setup(struct iio_dev *indio_dev) return ret; /* - * Configure all GPIOs for output. If configured, the interrupt function - * of P2 takes priority over the GPIO out function. + * Configure unused GPIOs for output. If configured, the interrupt + * function of P2 takes priority over the GPIO out function. */ - val = AD4130_IO_CONTROL_GPIO_CTRL_MASK; + val = 0; + for (i = 0; i < AD4130_MAX_GPIOS; i++) + if (st->pins_fn[i + AD4130_AIN2_P1] == AD4130_PIN_FN_NONE) + val |= FIELD_PREP(AD4130_IO_CONTROL_GPIO_CTRL_MASK, BIT(i)); + val |= FIELD_PREP(AD4130_IO_CONTROL_INT_PIN_SEL_MASK, st->int_pin_sel); ret = regmap_write(st->regmap, AD4130_IO_CONTROL_REG, val); diff --git a/drivers/iio/adc/ad7091r8.c b/drivers/iio/adc/ad7091r8.c index 57700f124803..700564305057 100644 --- a/drivers/iio/adc/ad7091r8.c +++ b/drivers/iio/adc/ad7091r8.c @@ -195,7 +195,7 @@ static int ad7091r8_gpio_setup(struct ad7091r_state *st) st->reset_gpio = devm_gpiod_get_optional(st->dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(st->reset_gpio)) - return dev_err_probe(st->dev, PTR_ERR(st->convst_gpio), + return dev_err_probe(st->dev, PTR_ERR(st->reset_gpio), "Error on requesting reset GPIO\n"); if (st->reset_gpio) { diff --git a/drivers/iio/humidity/Kconfig b/drivers/iio/humidity/Kconfig index 2de5494e7c22..b15b7a3b66d5 100644 --- a/drivers/iio/humidity/Kconfig +++ b/drivers/iio/humidity/Kconfig @@ -48,6 +48,18 @@ config HDC2010 To compile this driver as a module, choose M here: the module will be called hdc2010. +config HDC3020 + tristate "TI HDC3020 relative humidity and temperature sensor" + depends on I2C + select CRC8 + help + Say yes here to build support for the Texas Instruments + HDC3020, HDC3021 and HDC3022 relative humidity and temperature + sensors. + + To compile this driver as a module, choose M here: the module + will be called hdc3020. + config HID_SENSOR_HUMIDITY tristate "HID Environmental humidity sensor" depends on HID_SENSOR_HUB diff --git a/drivers/iio/humidity/Makefile b/drivers/iio/humidity/Makefile index f19ff3de97c5..5fbeef299f61 100644 --- a/drivers/iio/humidity/Makefile +++ b/drivers/iio/humidity/Makefile @@ -7,6 +7,7 @@ obj-$(CONFIG_AM2315) += am2315.o obj-$(CONFIG_DHT11) += dht11.o obj-$(CONFIG_HDC100X) += hdc100x.o obj-$(CONFIG_HDC2010) += hdc2010.o +obj-$(CONFIG_HDC3020) += hdc3020.o obj-$(CONFIG_HID_SENSOR_HUMIDITY) += hid-sensor-humidity.o hts221-y := hts221_core.o \ diff --git a/drivers/iio/humidity/hdc3020.c b/drivers/iio/humidity/hdc3020.c index 4e3311170725..ed70415512f6 100644 --- a/drivers/iio/humidity/hdc3020.c +++ b/drivers/iio/humidity/hdc3020.c @@ -322,7 +322,7 @@ static int hdc3020_read_raw(struct iio_dev *indio_dev, if (chan->type != IIO_TEMP) return -EINVAL; - *val = 16852; + *val = -16852; return IIO_VAL_INT; default: diff --git a/drivers/iio/imu/bno055/Kconfig b/drivers/iio/imu/bno055/Kconfig index 83e53acfbe88..c7f5866a177d 100644 --- a/drivers/iio/imu/bno055/Kconfig +++ b/drivers/iio/imu/bno055/Kconfig @@ -8,6 +8,7 @@ config BOSCH_BNO055 config BOSCH_BNO055_SERIAL tristate "Bosch BNO055 attached via UART" depends on SERIAL_DEV_BUS + select REGMAP select BOSCH_BNO055 help Enable this to support Bosch BNO055 IMUs attached via UART. diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c index 66d4ba088e70..d4f9b5d8d28d 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c @@ -109,6 +109,8 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p) /* compute and process only all complete datum */ nb = fifo_count / bytes_per_datum; fifo_count = nb * bytes_per_datum; + if (nb == 0) + goto end_session; /* Each FIFO data contains all sensors, so same number for FIFO and sensor data */ fifo_period = NSEC_PER_SEC / INV_MPU6050_DIVIDER_TO_FIFO_RATE(st->chip_config.divider); inv_sensors_timestamp_interrupt(&st->timestamp, fifo_period, nb, nb, pf->timestamp); diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index 676704f9151f..e6e6e94452a3 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -111,6 +111,7 @@ int inv_mpu6050_prepare_fifo(struct inv_mpu6050_state *st, bool enable) if (enable) { /* reset timestamping */ inv_sensors_timestamp_reset(&st->timestamp); + inv_sensors_timestamp_apply_odr(&st->timestamp, 0, 0, 0); /* reset FIFO */ d = st->chip_config.user_ctrl | INV_MPU6050_BIT_FIFO_RST; ret = regmap_write(st->map, st->reg->user_ctrl, d); @@ -184,6 +185,10 @@ static int inv_mpu6050_set_enable(struct iio_dev *indio_dev, bool enable) if (result) goto error_power_off; } else { + st->chip_config.gyro_fifo_enable = 0; + st->chip_config.accl_fifo_enable = 0; + st->chip_config.temp_fifo_enable = 0; + st->chip_config.magn_fifo_enable = 0; result = inv_mpu6050_prepare_fifo(st, false); if (result) goto error_power_off; diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 9a85752124dd..173dc00762a1 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -1584,10 +1584,13 @@ static int iio_device_register_sysfs(struct iio_dev *indio_dev) ret = iio_device_register_sysfs_group(indio_dev, &iio_dev_opaque->chan_attr_group); if (ret) - goto error_clear_attrs; + goto error_free_chan_attrs; return 0; +error_free_chan_attrs: + kfree(iio_dev_opaque->chan_attr_group.attrs); + iio_dev_opaque->chan_attr_group.attrs = NULL; error_clear_attrs: iio_free_chan_devattr_list(&iio_dev_opaque->channel_attr_list); diff --git a/drivers/iio/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c index 5cd27f04b45e..b6c4bef2a7bb 100644 --- a/drivers/iio/light/hid-sensor-als.c +++ b/drivers/iio/light/hid-sensor-als.c @@ -226,6 +226,7 @@ static int als_capture_sample(struct hid_sensor_hub_device *hsdev, case HID_USAGE_SENSOR_TIME_TIMESTAMP: als_state->timestamp = hid_sensor_convert_timestamp(&als_state->common_attributes, *(s64 *)raw_data); + ret = 0; break; default: break; diff --git a/drivers/iio/magnetometer/rm3100-core.c b/drivers/iio/magnetometer/rm3100-core.c index 69938204456f..42b70cd42b39 100644 --- a/drivers/iio/magnetometer/rm3100-core.c +++ b/drivers/iio/magnetometer/rm3100-core.c @@ -530,6 +530,7 @@ int rm3100_common_probe(struct device *dev, struct regmap *regmap, int irq) struct rm3100_data *data; unsigned int tmp; int ret; + int samp_rate_index; indio_dev = devm_iio_device_alloc(dev, sizeof(*data)); if (!indio_dev) @@ -586,9 +587,14 @@ int rm3100_common_probe(struct device *dev, struct regmap *regmap, int irq) ret = regmap_read(regmap, RM3100_REG_TMRC, &tmp); if (ret < 0) return ret; + + samp_rate_index = tmp - RM3100_TMRC_OFFSET; + if (samp_rate_index < 0 || samp_rate_index >= RM3100_SAMP_NUM) { + dev_err(dev, "The value read from RM3100_REG_TMRC is invalid!\n"); + return -EINVAL; + } /* Initializing max wait time, which is double conversion time. */ - data->conversion_time = rm3100_samp_rates[tmp - RM3100_TMRC_OFFSET][2] - * 2; + data->conversion_time = rm3100_samp_rates[samp_rate_index][2] * 2; /* Cycle count values may not be what we want. */ if ((tmp - RM3100_TMRC_OFFSET) == 0) diff --git a/drivers/iio/pressure/bmp280-spi.c b/drivers/iio/pressure/bmp280-spi.c index 433d6fac83c4..a444d4b2978b 100644 --- a/drivers/iio/pressure/bmp280-spi.c +++ b/drivers/iio/pressure/bmp280-spi.c @@ -4,6 +4,7 @@ * * Inspired by the older BMP085 driver drivers/misc/bmp085-spi.c */ +#include <linux/bits.h> #include <linux/module.h> #include <linux/spi/spi.h> #include <linux/err.h> @@ -35,6 +36,34 @@ static int bmp280_regmap_spi_read(void *context, const void *reg, return spi_write_then_read(spi, reg, reg_size, val, val_size); } +static int bmp380_regmap_spi_read(void *context, const void *reg, + size_t reg_size, void *val, size_t val_size) +{ + struct spi_device *spi = to_spi_device(context); + u8 rx_buf[4]; + ssize_t status; + + /* + * Maximum number of consecutive bytes read for a temperature or + * pressure measurement is 3. + */ + if (val_size > 3) + return -EINVAL; + + /* + * According to the BMP3xx datasheets, for a basic SPI read opertion, + * the first byte needs to be dropped and the rest are the requested + * data. + */ + status = spi_write_then_read(spi, reg, 1, rx_buf, val_size + 1); + if (status) + return status; + + memcpy(val, rx_buf + 1, val_size); + + return 0; +} + static struct regmap_bus bmp280_regmap_bus = { .write = bmp280_regmap_spi_write, .read = bmp280_regmap_spi_read, @@ -42,10 +71,19 @@ static struct regmap_bus bmp280_regmap_bus = { .val_format_endian_default = REGMAP_ENDIAN_BIG, }; +static struct regmap_bus bmp380_regmap_bus = { + .write = bmp280_regmap_spi_write, + .read = bmp380_regmap_spi_read, + .read_flag_mask = BIT(7), + .reg_format_endian_default = REGMAP_ENDIAN_BIG, + .val_format_endian_default = REGMAP_ENDIAN_BIG, +}; + static int bmp280_spi_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); const struct bmp280_chip_info *chip_info; + struct regmap_bus *bmp_regmap_bus; struct regmap *regmap; int ret; @@ -58,8 +96,18 @@ static int bmp280_spi_probe(struct spi_device *spi) chip_info = spi_get_device_match_data(spi); + switch (chip_info->chip_id[0]) { + case BMP380_CHIP_ID: + case BMP390_CHIP_ID: + bmp_regmap_bus = &bmp380_regmap_bus; + break; + default: + bmp_regmap_bus = &bmp280_regmap_bus; + break; + } + regmap = devm_regmap_init(&spi->dev, - &bmp280_regmap_bus, + bmp_regmap_bus, &spi->dev, chip_info->regmap_config); if (IS_ERR(regmap)) { @@ -87,6 +135,7 @@ static const struct of_device_id bmp280_of_spi_match[] = { MODULE_DEVICE_TABLE(of, bmp280_of_spi_match); static const struct spi_device_id bmp280_spi_id[] = { + { "bmp085", (kernel_ulong_t)&bmp180_chip_info }, { "bmp180", (kernel_ulong_t)&bmp180_chip_info }, { "bmp181", (kernel_ulong_t)&bmp180_chip_info }, { "bmp280", (kernel_ulong_t)&bmp280_chip_info }, diff --git a/drivers/iio/pressure/dlhl60d.c b/drivers/iio/pressure/dlhl60d.c index 28c8269ba65d..0bba4c5a8d40 100644 --- a/drivers/iio/pressure/dlhl60d.c +++ b/drivers/iio/pressure/dlhl60d.c @@ -250,18 +250,17 @@ static irqreturn_t dlh_trigger_handler(int irq, void *private) struct dlh_state *st = iio_priv(indio_dev); int ret; unsigned int chn, i = 0; - __be32 tmp_buf[2]; + __be32 tmp_buf[2] = { }; ret = dlh_start_capture_and_read(st); if (ret) goto out; for_each_set_bit(chn, indio_dev->active_scan_mask, - indio_dev->masklength) { - memcpy(tmp_buf + i, + indio_dev->masklength) { + memcpy(&tmp_buf[i++], &st->rx_buf[1] + chn * DLH_NUM_DATA_BYTES, DLH_NUM_DATA_BYTES); - i++; } iio_push_to_buffers(indio_dev, tmp_buf); diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index 824349659d69..ce9c5bae83bf 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -401,6 +401,10 @@ static void bnxt_re_create_fence_wqe(struct bnxt_re_pd *pd) struct bnxt_re_fence_data *fence = &pd->fence; struct ib_mr *ib_mr = &fence->mr->ib_mr; struct bnxt_qplib_swqe *wqe = &fence->bind_wqe; + struct bnxt_re_dev *rdev = pd->rdev; + + if (bnxt_qplib_is_chip_gen_p5_p7(rdev->chip_ctx)) + return; memset(wqe, 0, sizeof(*wqe)); wqe->type = BNXT_QPLIB_SWQE_TYPE_BIND_MW; @@ -455,6 +459,9 @@ static void bnxt_re_destroy_fence_mr(struct bnxt_re_pd *pd) struct device *dev = &rdev->en_dev->pdev->dev; struct bnxt_re_mr *mr = fence->mr; + if (bnxt_qplib_is_chip_gen_p5_p7(rdev->chip_ctx)) + return; + if (fence->mw) { bnxt_re_dealloc_mw(fence->mw); fence->mw = NULL; @@ -486,6 +493,9 @@ static int bnxt_re_create_fence_mr(struct bnxt_re_pd *pd) struct ib_mw *mw; int rc; + if (bnxt_qplib_is_chip_gen_p5_p7(rdev->chip_ctx)) + return 0; + dma_addr = dma_map_single(dev, fence->va, BNXT_RE_FENCE_BYTES, DMA_BIDIRECTIONAL); rc = dma_mapping_error(dev, dma_addr); @@ -1817,7 +1827,7 @@ int bnxt_re_modify_srq(struct ib_srq *ib_srq, struct ib_srq_attr *srq_attr, switch (srq_attr_mask) { case IB_SRQ_MAX_WR: /* SRQ resize is not supported */ - break; + return -EINVAL; case IB_SRQ_LIMIT: /* Change the SRQ threshold */ if (srq_attr->srq_limit > srq->qplib_srq.max_wqe) @@ -1832,13 +1842,12 @@ int bnxt_re_modify_srq(struct ib_srq *ib_srq, struct ib_srq_attr *srq_attr, /* On success, update the shadow */ srq->srq_limit = srq_attr->srq_limit; /* No need to Build and send response back to udata */ - break; + return 0; default: ibdev_err(&rdev->ibdev, "Unsupported srq_attr_mask 0x%x", srq_attr_mask); return -EINVAL; } - return 0; } int bnxt_re_query_srq(struct ib_srq *ib_srq, struct ib_srq_attr *srq_attr) @@ -2556,11 +2565,6 @@ static int bnxt_re_build_inv_wqe(const struct ib_send_wr *wr, wqe->type = BNXT_QPLIB_SWQE_TYPE_LOCAL_INV; wqe->local_inv.inv_l_key = wr->ex.invalidate_rkey; - /* Need unconditional fence for local invalidate - * opcode to work as expected. - */ - wqe->flags |= BNXT_QPLIB_SWQE_FLAGS_UC_FENCE; - if (wr->send_flags & IB_SEND_SIGNALED) wqe->flags |= BNXT_QPLIB_SWQE_FLAGS_SIGNAL_COMP; if (wr->send_flags & IB_SEND_SOLICITED) @@ -2583,12 +2587,6 @@ static int bnxt_re_build_reg_wqe(const struct ib_reg_wr *wr, wqe->frmr.levels = qplib_frpl->hwq.level; wqe->type = BNXT_QPLIB_SWQE_TYPE_REG_MR; - /* Need unconditional fence for reg_mr - * opcode to function as expected. - */ - - wqe->flags |= BNXT_QPLIB_SWQE_FLAGS_UC_FENCE; - if (wr->wr.send_flags & IB_SEND_SIGNALED) wqe->flags |= BNXT_QPLIB_SWQE_FLAGS_SIGNAL_COMP; @@ -2719,6 +2717,18 @@ bad: return rc; } +static void bnxt_re_legacy_set_uc_fence(struct bnxt_qplib_swqe *wqe) +{ + /* Need unconditional fence for non-wire memory opcode + * to work as expected. + */ + if (wqe->type == BNXT_QPLIB_SWQE_TYPE_LOCAL_INV || + wqe->type == BNXT_QPLIB_SWQE_TYPE_FAST_REG_MR || + wqe->type == BNXT_QPLIB_SWQE_TYPE_REG_MR || + wqe->type == BNXT_QPLIB_SWQE_TYPE_BIND_MW) + wqe->flags |= BNXT_QPLIB_SWQE_FLAGS_UC_FENCE; +} + int bnxt_re_post_send(struct ib_qp *ib_qp, const struct ib_send_wr *wr, const struct ib_send_wr **bad_wr) { @@ -2798,8 +2808,11 @@ int bnxt_re_post_send(struct ib_qp *ib_qp, const struct ib_send_wr *wr, rc = -EINVAL; goto bad; } - if (!rc) + if (!rc) { + if (!bnxt_qplib_is_chip_gen_p5_p7(qp->rdev->chip_ctx)) + bnxt_re_legacy_set_uc_fence(&wqe); rc = bnxt_qplib_post_send(&qp->qplib_qp, &wqe); + } bad: if (rc) { ibdev_err(&qp->rdev->ibdev, diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index f022c922fae5..54b4d2f3a5d8 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -280,9 +280,6 @@ static void bnxt_re_set_resource_limits(struct bnxt_re_dev *rdev) static void bnxt_re_vf_res_config(struct bnxt_re_dev *rdev) { - - if (test_bit(BNXT_RE_FLAG_ERR_DEVICE_DETACHED, &rdev->flags)) - return; rdev->num_vfs = pci_sriov_get_totalvfs(rdev->en_dev->pdev); if (!bnxt_qplib_is_chip_gen_p5_p7(rdev->chip_ctx)) { bnxt_re_set_resource_limits(rdev); diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c index c98e04fe2ddd..439d0c7c5d0c 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c @@ -744,7 +744,8 @@ int bnxt_qplib_query_srq(struct bnxt_qplib_res *res, bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, &sbuf, sizeof(req), sizeof(resp), 0); rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); - srq->threshold = le16_to_cpu(sb->srq_limit); + if (!rc) + srq->threshold = le16_to_cpu(sb->srq_limit); dma_free_coherent(&rcfw->pdev->dev, sbuf.size, sbuf.sb, sbuf.dma_addr); diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c index 68c621ff59d0..5a91cbda4aee 100644 --- a/drivers/infiniband/hw/hfi1/pio.c +++ b/drivers/infiniband/hw/hfi1/pio.c @@ -2086,7 +2086,7 @@ int init_credit_return(struct hfi1_devdata *dd) "Unable to allocate credit return DMA range for NUMA %d\n", i); ret = -ENOMEM; - goto done; + goto free_cr_base; } } set_dev_node(&dd->pcidev->dev, dd->node); @@ -2094,6 +2094,10 @@ int init_credit_return(struct hfi1_devdata *dd) ret = 0; done: return ret; + +free_cr_base: + free_credit_return(dd); + goto done; } void free_credit_return(struct hfi1_devdata *dd) diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c index 6e5ac2023328..b67d23b1f286 100644 --- a/drivers/infiniband/hw/hfi1/sdma.c +++ b/drivers/infiniband/hw/hfi1/sdma.c @@ -3158,7 +3158,7 @@ int _pad_sdma_tx_descs(struct hfi1_devdata *dd, struct sdma_txreq *tx) { int rval = 0; - if ((unlikely(tx->num_desc + 1 == tx->desc_limit))) { + if ((unlikely(tx->num_desc == tx->desc_limit))) { rval = _extend_sdma_tx_descs(dd, tx); if (rval) { __sdma_txclean(dd, tx); diff --git a/drivers/infiniband/hw/irdma/defs.h b/drivers/infiniband/hw/irdma/defs.h index 8fb752f2eda2..2cb4b96db721 100644 --- a/drivers/infiniband/hw/irdma/defs.h +++ b/drivers/infiniband/hw/irdma/defs.h @@ -346,6 +346,7 @@ enum irdma_cqp_op_type { #define IRDMA_AE_LLP_TOO_MANY_KEEPALIVE_RETRIES 0x050b #define IRDMA_AE_LLP_DOUBT_REACHABILITY 0x050c #define IRDMA_AE_LLP_CONNECTION_ESTABLISHED 0x050e +#define IRDMA_AE_LLP_TOO_MANY_RNRS 0x050f #define IRDMA_AE_RESOURCE_EXHAUSTION 0x0520 #define IRDMA_AE_RESET_SENT 0x0601 #define IRDMA_AE_TERMINATE_SENT 0x0602 diff --git a/drivers/infiniband/hw/irdma/hw.c b/drivers/infiniband/hw/irdma/hw.c index bd4b2b896444..ad50b77282f8 100644 --- a/drivers/infiniband/hw/irdma/hw.c +++ b/drivers/infiniband/hw/irdma/hw.c @@ -387,6 +387,7 @@ static void irdma_process_aeq(struct irdma_pci_f *rf) case IRDMA_AE_LLP_TOO_MANY_RETRIES: case IRDMA_AE_LCE_QP_CATASTROPHIC: case IRDMA_AE_LCE_FUNCTION_CATASTROPHIC: + case IRDMA_AE_LLP_TOO_MANY_RNRS: case IRDMA_AE_LCE_CQ_CATASTROPHIC: case IRDMA_AE_UDA_XMIT_DGRAM_TOO_LONG: default: @@ -570,6 +571,13 @@ static void irdma_destroy_irq(struct irdma_pci_f *rf, dev->irq_ops->irdma_dis_irq(dev, msix_vec->idx); irq_update_affinity_hint(msix_vec->irq, NULL); free_irq(msix_vec->irq, dev_id); + if (rf == dev_id) { + tasklet_kill(&rf->dpc_tasklet); + } else { + struct irdma_ceq *iwceq = (struct irdma_ceq *)dev_id; + + tasklet_kill(&iwceq->dpc_tasklet); + } } /** diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c index b5eb8d421988..0b046c061742 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -839,7 +839,9 @@ static int irdma_validate_qp_attrs(struct ib_qp_init_attr *init_attr, if (init_attr->cap.max_inline_data > uk_attrs->max_hw_inline || init_attr->cap.max_send_sge > uk_attrs->max_hw_wq_frags || - init_attr->cap.max_recv_sge > uk_attrs->max_hw_wq_frags) + init_attr->cap.max_recv_sge > uk_attrs->max_hw_wq_frags || + init_attr->cap.max_send_wr > uk_attrs->max_hw_wq_quanta || + init_attr->cap.max_recv_wr > uk_attrs->max_hw_rq_quanta) return -EINVAL; if (rdma_protocol_roce(&iwdev->ibdev, 1)) { @@ -2184,9 +2186,8 @@ static int irdma_create_cq(struct ib_cq *ibcq, info.cq_base_pa = iwcq->kmem.pa; } - if (dev->hw_attrs.uk_attrs.hw_rev >= IRDMA_GEN_2) - info.shadow_read_threshold = min(info.cq_uk_init_info.cq_size / 2, - (u32)IRDMA_MAX_CQ_READ_THRESH); + info.shadow_read_threshold = min(info.cq_uk_init_info.cq_size / 2, + (u32)IRDMA_MAX_CQ_READ_THRESH); if (irdma_sc_cq_init(cq, &info)) { ibdev_dbg(&iwdev->ibdev, "VERBS: init cq fail\n"); diff --git a/drivers/infiniband/hw/mlx5/cong.c b/drivers/infiniband/hw/mlx5/cong.c index f87531318feb..a78a067e3ce7 100644 --- a/drivers/infiniband/hw/mlx5/cong.c +++ b/drivers/infiniband/hw/mlx5/cong.c @@ -458,6 +458,12 @@ void mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u32 port_num) dbg_cc_params->root = debugfs_create_dir("cc_params", mlx5_debugfs_get_dev_root(mdev)); for (i = 0; i < MLX5_IB_DBG_CC_MAX; i++) { + if ((i == MLX5_IB_DBG_CC_GENERAL_RTT_RESP_DSCP_VALID || + i == MLX5_IB_DBG_CC_GENERAL_RTT_RESP_DSCP)) + if (!MLX5_CAP_GEN(mdev, roce) || + !MLX5_CAP_ROCE(mdev, roce_cc_general)) + continue; + dbg_cc_params->params[i].offset = i; dbg_cc_params->params[i].dev = dev; dbg_cc_params->params[i].port_num = port_num; diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index 869369cb5b5f..253fea374a72 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -2949,7 +2949,7 @@ DECLARE_UVERBS_NAMED_METHOD( MLX5_IB_METHOD_DEVX_OBJ_MODIFY, UVERBS_ATTR_IDR(MLX5_IB_ATTR_DEVX_OBJ_MODIFY_HANDLE, UVERBS_IDR_ANY_OBJECT, - UVERBS_ACCESS_WRITE, + UVERBS_ACCESS_READ, UA_MANDATORY), UVERBS_ATTR_PTR_IN( MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_IN, diff --git a/drivers/infiniband/hw/mlx5/wr.c b/drivers/infiniband/hw/mlx5/wr.c index df1d1b0a3ef7..9947feb7fb8a 100644 --- a/drivers/infiniband/hw/mlx5/wr.c +++ b/drivers/infiniband/hw/mlx5/wr.c @@ -78,7 +78,7 @@ static void set_eth_seg(const struct ib_send_wr *wr, struct mlx5_ib_qp *qp, */ copysz = min_t(u64, *cur_edge - (void *)eseg->inline_hdr.start, left); - memcpy(eseg->inline_hdr.start, pdata, copysz); + memcpy(eseg->inline_hdr.data, pdata, copysz); stride = ALIGN(sizeof(struct mlx5_wqe_eth_seg) - sizeof(eseg->inline_hdr.start) + copysz, 16); *size += stride / 16; diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 7887a6786ed4..f118ce0a9a61 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -1879,8 +1879,17 @@ static int qedr_create_user_qp(struct qedr_dev *dev, /* RQ - read access only (0) */ rc = qedr_init_user_queue(udata, dev, &qp->urq, ureq.rq_addr, ureq.rq_len, true, 0, alloc_and_init); - if (rc) + if (rc) { + ib_umem_release(qp->usq.umem); + qp->usq.umem = NULL; + if (rdma_protocol_roce(&dev->ibdev, 1)) { + qedr_free_pbl(dev, &qp->usq.pbl_info, + qp->usq.pbl_tbl); + } else { + kfree(qp->usq.pbl_tbl); + } return rc; + } } memset(&in_params, 0, sizeof(in_params)); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 7a5be705d718..6f2a688fccbf 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1272,10 +1272,10 @@ static int ipoib_get_iflink(const struct net_device *dev) /* parent interface */ if (!test_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags)) - return dev->ifindex; + return READ_ONCE(dev->ifindex); /* child/vlan interface */ - return priv->parent->ifindex; + return READ_ONCE(priv->parent->ifindex); } static u32 ipoib_addr_hash(struct ipoib_neigh_hash *htbl, u8 *daddr) diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index 58f70cfec45a..040234c01be4 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -79,12 +79,16 @@ module_param(srpt_srq_size, int, 0444); MODULE_PARM_DESC(srpt_srq_size, "Shared receive queue (SRQ) size."); +static int srpt_set_u64_x(const char *buffer, const struct kernel_param *kp) +{ + return kstrtou64(buffer, 16, (u64 *)kp->arg); +} static int srpt_get_u64_x(char *buffer, const struct kernel_param *kp) { return sprintf(buffer, "0x%016llx\n", *(u64 *)kp->arg); } -module_param_call(srpt_service_guid, NULL, srpt_get_u64_x, &srpt_service_guid, - 0444); +module_param_call(srpt_service_guid, srpt_set_u64_x, srpt_get_u64_x, + &srpt_service_guid, 0444); MODULE_PARM_DESC(srpt_service_guid, "Using this value for ioc_guid, id_ext, and cm_listen_id instead of using the node_guid of the first HCA."); @@ -210,10 +214,12 @@ static const char *get_ch_state_name(enum rdma_ch_state s) /** * srpt_qp_event - QP event callback function * @event: Description of the event that occurred. - * @ch: SRPT RDMA channel. + * @ptr: SRPT RDMA channel. */ -static void srpt_qp_event(struct ib_event *event, struct srpt_rdma_ch *ch) +static void srpt_qp_event(struct ib_event *event, void *ptr) { + struct srpt_rdma_ch *ch = ptr; + pr_debug("QP event %d on ch=%p sess_name=%s-%d state=%s\n", event->event, ch, ch->sess_name, ch->qp->qp_num, get_ch_state_name(ch->state)); @@ -1807,8 +1813,7 @@ retry: ch->cq_size = ch->rq_size + sq_size; qp_init->qp_context = (void *)ch; - qp_init->event_handler - = (void(*)(struct ib_event *, void*))srpt_qp_event; + qp_init->event_handler = srpt_qp_event; qp_init->send_cq = ch->cq; qp_init->recv_cq = ch->cq; qp_init->sq_sig_type = IB_SIGNAL_REQ_WR; diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 7c4b2a5cc1b5..14c828adebf7 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -130,7 +130,12 @@ static const struct xpad_device { { 0x0079, 0x18d4, "GPD Win 2 X-Box Controller", 0, XTYPE_XBOX360 }, { 0x03eb, 0xff01, "Wooting One (Legacy)", 0, XTYPE_XBOX360 }, { 0x03eb, 0xff02, "Wooting Two (Legacy)", 0, XTYPE_XBOX360 }, + { 0x03f0, 0x038D, "HyperX Clutch", 0, XTYPE_XBOX360 }, /* wired */ + { 0x03f0, 0x048D, "HyperX Clutch", 0, XTYPE_XBOX360 }, /* wireless */ { 0x03f0, 0x0495, "HyperX Clutch Gladiate", 0, XTYPE_XBOXONE }, + { 0x03f0, 0x07A0, "HyperX Clutch Gladiate RGB", 0, XTYPE_XBOXONE }, + { 0x03f0, 0x08B6, "HyperX Clutch Gladiate", 0, XTYPE_XBOXONE }, /* v2 */ + { 0x03f0, 0x09B4, "HyperX Clutch Tanto", 0, XTYPE_XBOXONE }, { 0x044f, 0x0f00, "Thrustmaster Wheel", 0, XTYPE_XBOX }, { 0x044f, 0x0f03, "Thrustmaster Wheel", 0, XTYPE_XBOX }, { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, @@ -463,6 +468,7 @@ static const struct usb_device_id xpad_table[] = { { USB_INTERFACE_INFO('X', 'B', 0) }, /* Xbox USB-IF not-approved class */ XPAD_XBOX360_VENDOR(0x0079), /* GPD Win 2 controller */ XPAD_XBOX360_VENDOR(0x03eb), /* Wooting Keyboards (Legacy) */ + XPAD_XBOX360_VENDOR(0x03f0), /* HP HyperX Xbox 360 controllers */ XPAD_XBOXONE_VENDOR(0x03f0), /* HP HyperX Xbox One controllers */ XPAD_XBOX360_VENDOR(0x044f), /* Thrustmaster Xbox 360 controllers */ XPAD_XBOX360_VENDOR(0x045e), /* Microsoft Xbox 360 controllers */ diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c index ba00ecfbd343..b41fd1240f43 100644 --- a/drivers/input/keyboard/gpio_keys_polled.c +++ b/drivers/input/keyboard/gpio_keys_polled.c @@ -315,12 +315,10 @@ static int gpio_keys_polled_probe(struct platform_device *pdev) error = devm_gpio_request_one(dev, button->gpio, flags, button->desc ? : DRV_NAME); - if (error) { - dev_err(dev, - "unable to claim gpio %u, err=%d\n", - button->gpio, error); - return error; - } + if (error) + return dev_err_probe(dev, error, + "unable to claim gpio %u\n", + button->gpio); bdata->gpiod = gpio_to_desc(button->gpio); if (!bdata->gpiod) { diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c index 953992b458e9..ca150618d32f 100644 --- a/drivers/input/mouse/bcm5974.c +++ b/drivers/input/mouse/bcm5974.c @@ -19,7 +19,6 @@ * Copyright (C) 2006 Nicolas Boichat (nicolas@boichat.ch) */ -#include "linux/usb.h" #include <linux/kernel.h> #include <linux/errno.h> #include <linux/slab.h> @@ -194,8 +193,6 @@ enum tp_type { /* list of device capability bits */ #define HAS_INTEGRATED_BUTTON 1 -/* maximum number of supported endpoints (currently trackpad and button) */ -#define MAX_ENDPOINTS 2 /* trackpad finger data block size */ #define FSIZE_TYPE1 (14 * sizeof(__le16)) @@ -894,18 +891,6 @@ static int bcm5974_resume(struct usb_interface *iface) return error; } -static bool bcm5974_check_endpoints(struct usb_interface *iface, - const struct bcm5974_config *cfg) -{ - u8 ep_addr[MAX_ENDPOINTS + 1] = {0}; - - ep_addr[0] = cfg->tp_ep; - if (cfg->tp_type == TYPE1) - ep_addr[1] = cfg->bt_ep; - - return usb_check_int_endpoints(iface, ep_addr); -} - static int bcm5974_probe(struct usb_interface *iface, const struct usb_device_id *id) { @@ -918,11 +903,6 @@ static int bcm5974_probe(struct usb_interface *iface, /* find the product index */ cfg = bcm5974_get_config(udev); - if (!bcm5974_check_endpoints(iface, cfg)) { - dev_err(&iface->dev, "Unexpected non-int endpoint\n"); - return -ENODEV; - } - /* allocate memory for our device state and initialize it */ dev = kzalloc(sizeof(struct bcm5974), GFP_KERNEL); input_dev = input_allocate_device(); diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c index 258d5fe3d395..42eaebb3bf5c 100644 --- a/drivers/input/rmi4/rmi_driver.c +++ b/drivers/input/rmi4/rmi_driver.c @@ -978,12 +978,12 @@ static int rmi_driver_remove(struct device *dev) rmi_disable_irq(rmi_dev, false); - irq_domain_remove(data->irqdomain); - data->irqdomain = NULL; - rmi_f34_remove_sysfs(rmi_dev); rmi_free_function_list(rmi_dev); + irq_domain_remove(data->irqdomain); + data->irqdomain = NULL; + return 0; } diff --git a/drivers/interconnect/qcom/sc8180x.c b/drivers/interconnect/qcom/sc8180x.c index 20331e119beb..03d626776ba1 100644 --- a/drivers/interconnect/qcom/sc8180x.c +++ b/drivers/interconnect/qcom/sc8180x.c @@ -1372,6 +1372,7 @@ static struct qcom_icc_bcm bcm_mm0 = { static struct qcom_icc_bcm bcm_co0 = { .name = "CO0", + .keepalive = true, .num_nodes = 1, .nodes = { &slv_qns_cdsp_mem_noc } }; diff --git a/drivers/interconnect/qcom/sm8550.c b/drivers/interconnect/qcom/sm8550.c index 629faa4c9aae..fc22cecf650f 100644 --- a/drivers/interconnect/qcom/sm8550.c +++ b/drivers/interconnect/qcom/sm8550.c @@ -2223,6 +2223,7 @@ static struct platform_driver qnoc_driver = { .driver = { .name = "qnoc-sm8550", .of_match_table = qnoc_of_match, + .sync_state = icc_sync_state, }, }; diff --git a/drivers/interconnect/qcom/sm8650.c b/drivers/interconnect/qcom/sm8650.c index b83de54577b6..b962e6c233ef 100644 --- a/drivers/interconnect/qcom/sm8650.c +++ b/drivers/interconnect/qcom/sm8650.c @@ -1160,7 +1160,7 @@ static struct qcom_icc_node qns_gemnoc_sf = { static struct qcom_icc_bcm bcm_acv = { .name = "ACV", - .enable_mask = BIT(3), + .enable_mask = BIT(0), .num_nodes = 1, .nodes = { &ebi }, }; diff --git a/drivers/interconnect/qcom/x1e80100.c b/drivers/interconnect/qcom/x1e80100.c index d19501d913b3..cbaf4f9c41be 100644 --- a/drivers/interconnect/qcom/x1e80100.c +++ b/drivers/interconnect/qcom/x1e80100.c @@ -1586,6 +1586,7 @@ static struct qcom_icc_node qns_pcie_south_gem_noc_pcie = { static struct qcom_icc_bcm bcm_acv = { .name = "ACV", + .enable_mask = BIT(3), .num_nodes = 1, .nodes = { &ebi }, }; diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 9a29d742617e..0af39bbbe3a3 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -163,6 +163,9 @@ config IOMMU_SVA select IOMMU_MM_DATA bool +config IOMMU_IOPF + bool + config FSL_PAMU bool "Freescale IOMMU support" depends on PCI @@ -179,7 +182,7 @@ config FSL_PAMU config MSM_IOMMU bool "MSM IOMMU Support" depends on ARM - depends on ARCH_MSM8X60 || ARCH_MSM8960 || COMPILE_TEST + depends on ARCH_QCOM || COMPILE_TEST select IOMMU_API select IOMMU_IO_PGTABLE_ARMV7S help @@ -196,7 +199,7 @@ source "drivers/iommu/iommufd/Kconfig" config IRQ_REMAP bool "Support for Interrupt Remapping" depends on X86_64 && X86_IO_APIC && PCI_MSI && ACPI - select DMAR_TABLE + select DMAR_TABLE if INTEL_IOMMU help Supports Interrupt remapping for IO-APIC and MSI devices. To use x2apic mode in the CPU's which support x2APIC enhancements or @@ -398,6 +401,7 @@ config ARM_SMMU_V3_SVA bool "Shared Virtual Addressing support for the ARM SMMUv3" depends on ARM_SMMU_V3 select IOMMU_SVA + select IOMMU_IOPF select MMU_NOTIFIER help Support for sharing process address spaces with devices using the diff --git a/drivers/iommu/Makefile b/drivers/iommu/Makefile index 95ad9dbfbda0..542760d963ec 100644 --- a/drivers/iommu/Makefile +++ b/drivers/iommu/Makefile @@ -26,6 +26,7 @@ obj-$(CONFIG_FSL_PAMU) += fsl_pamu.o fsl_pamu_domain.o obj-$(CONFIG_S390_IOMMU) += s390-iommu.o obj-$(CONFIG_HYPERV_IOMMU) += hyperv-iommu.o obj-$(CONFIG_VIRTIO_IOMMU) += virtio-iommu.o -obj-$(CONFIG_IOMMU_SVA) += iommu-sva.o io-pgfault.o +obj-$(CONFIG_IOMMU_SVA) += iommu-sva.o +obj-$(CONFIG_IOMMU_IOPF) += io-pgfault.o obj-$(CONFIG_SPRD_IOMMU) += sprd-iommu.o obj-$(CONFIG_APPLE_DART) += apple-dart.o diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h index 8b3601f285fd..f482aab420f7 100644 --- a/drivers/iommu/amd/amd_iommu.h +++ b/drivers/iommu/amd/amd_iommu.h @@ -39,20 +39,16 @@ extern enum io_pgtable_fmt amd_iommu_pgtable; extern int amd_iommu_gpt_level; bool amd_iommu_v2_supported(void); -struct amd_iommu *get_amd_iommu(unsigned int idx); -u8 amd_iommu_pc_get_max_banks(unsigned int idx); -bool amd_iommu_pc_supported(void); -u8 amd_iommu_pc_get_max_counters(unsigned int idx); -int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, - u8 fxn, u64 *value); -int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, - u8 fxn, u64 *value); /* Device capabilities */ int amd_iommu_pdev_enable_cap_pri(struct pci_dev *pdev); void amd_iommu_pdev_disable_cap_pri(struct pci_dev *pdev); -int amd_iommu_flush_page(struct iommu_domain *dom, u32 pasid, u64 address); +/* GCR3 setup */ +int amd_iommu_set_gcr3(struct iommu_dev_data *dev_data, + ioasid_t pasid, unsigned long gcr3); +int amd_iommu_clear_gcr3(struct iommu_dev_data *dev_data, ioasid_t pasid); + /* * This function flushes all internal caches of * the IOMMU used by this driver. @@ -63,10 +59,10 @@ void amd_iommu_domain_update(struct protection_domain *domain); void amd_iommu_domain_flush_complete(struct protection_domain *domain); void amd_iommu_domain_flush_pages(struct protection_domain *domain, u64 address, size_t size); -int amd_iommu_flush_tlb(struct iommu_domain *dom, u32 pasid); -int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, u32 pasid, - unsigned long cr3); -int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid); +void amd_iommu_dev_flush_pasid_pages(struct iommu_dev_data *dev_data, + ioasid_t pasid, u64 address, size_t size); +void amd_iommu_dev_flush_pasid_all(struct iommu_dev_data *dev_data, + ioasid_t pasid); #ifdef CONFIG_IRQ_REMAP int amd_iommu_create_irq_domain(struct amd_iommu *iommu); @@ -77,10 +73,6 @@ static inline int amd_iommu_create_irq_domain(struct amd_iommu *iommu) } #endif -#define PPR_SUCCESS 0x0 -#define PPR_INVALID 0x1 -#define PPR_FAILURE 0xf - int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid, int status, int tag); @@ -150,6 +142,21 @@ static inline void *alloc_pgtable_page(int nid, gfp_t gfp) return page ? page_address(page) : NULL; } +/* + * This must be called after device probe completes. During probe + * use rlookup_amd_iommu() get the iommu. + */ +static inline struct amd_iommu *get_amd_iommu_from_dev(struct device *dev) +{ + return iommu_get_iommu_dev(dev, struct amd_iommu, iommu); +} + +/* This must be called after device probe completes. */ +static inline struct amd_iommu *get_amd_iommu_from_dev_data(struct iommu_dev_data *dev_data) +{ + return iommu_get_iommu_dev(dev_data->dev, struct amd_iommu, iommu); +} + bool translation_pre_enabled(struct amd_iommu *iommu); bool amd_iommu_is_attach_deferred(struct device *dev); int __init add_special_device(u8 type, u8 id, u32 *devid, bool cmd_line); @@ -164,5 +171,4 @@ void amd_iommu_domain_set_pgtable(struct protection_domain *domain, u64 *root, int mode); struct dev_table_entry *get_dev_table(struct amd_iommu *iommu); -extern bool amd_iommu_snp_en; #endif diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h index 809d74faa1a5..d1fed5fc219b 100644 --- a/drivers/iommu/amd/amd_iommu_types.h +++ b/drivers/iommu/amd/amd_iommu_types.h @@ -453,15 +453,6 @@ #define MAX_DOMAIN_ID 65536 -/* Protection domain flags */ -#define PD_DMA_OPS_MASK BIT(0) /* domain used for dma_ops */ -#define PD_DEFAULT_MASK BIT(1) /* domain is a default dma_ops - domain for an IOMMU */ -#define PD_PASSTHROUGH_MASK BIT(2) /* domain has no page - translation */ -#define PD_IOMMUV2_MASK BIT(3) /* domain has gcr3 table */ -#define PD_GIOV_MASK BIT(4) /* domain enable GIOV support */ - /* Timeout stuff */ #define LOOP_TIMEOUT 100000 #define MMIO_STATUS_TIMEOUT 2000000 @@ -513,14 +504,6 @@ extern struct kmem_cache *amd_iommu_irq_cache; #define for_each_iommu_safe(iommu, next) \ list_for_each_entry_safe((iommu), (next), &amd_iommu_list, list) -#define APERTURE_RANGE_SHIFT 27 /* 128 MB */ -#define APERTURE_RANGE_SIZE (1ULL << APERTURE_RANGE_SHIFT) -#define APERTURE_RANGE_PAGES (APERTURE_RANGE_SIZE >> PAGE_SHIFT) -#define APERTURE_MAX_RANGES 32 /* allows 4GB of DMA address space */ -#define APERTURE_RANGE_INDEX(a) ((a) >> APERTURE_RANGE_SHIFT) -#define APERTURE_PAGE_INDEX(a) (((a) >> 21) & 0x3fULL) - - struct amd_iommu; struct iommu_domain; struct irq_domain; @@ -541,6 +524,13 @@ struct amd_irte_ops; #define io_pgtable_cfg_to_data(x) \ container_of((x), struct amd_io_pgtable, pgtbl_cfg) +struct gcr3_tbl_info { + u64 *gcr3_tbl; /* Guest CR3 table */ + int glx; /* Number of levels for GCR3 table */ + u32 pasid_cnt; /* Track attached PASIDs */ + u16 domid; /* Per device domain ID */ +}; + struct amd_io_pgtable { struct io_pgtable_cfg pgtbl_cfg; struct io_pgtable iop; @@ -549,6 +539,11 @@ struct amd_io_pgtable { u64 *pgd; /* v2 pgtable pgd pointer */ }; +enum protection_domain_mode { + PD_MODE_V1 = 1, + PD_MODE_V2, +}; + /* * This structure contains generic data for IOMMU protection domains * independent of their use. @@ -560,10 +555,8 @@ struct protection_domain { struct amd_io_pgtable iop; spinlock_t lock; /* mostly used to lock the page table*/ u16 id; /* the domain id written to the device table */ - int glx; /* Number of levels for GCR3 table */ int nid; /* Node ID */ - u64 *gcr3_tbl; /* Guest CR3 table */ - unsigned long flags; /* flags to find out type of domain */ + enum protection_domain_mode pd_mode; /* Track page table type */ bool dirty_tracking; /* dirty tracking is enabled in the domain */ unsigned dev_cnt; /* devices assigned to this domain */ unsigned dev_iommu[MAX_IOMMUS]; /* per-IOMMU reference count */ @@ -816,6 +809,7 @@ struct iommu_dev_data { struct list_head list; /* For domain->dev_list */ struct llist_node dev_data_list; /* For global dev_data_list */ struct protection_domain *domain; /* Domain the device is bound to */ + struct gcr3_tbl_info gcr3_info; /* Per-device GCR3 table */ struct device *dev; u16 devid; /* PCI Device ID */ diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index c83bd0c2a1c9..e7a44929f0da 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -30,6 +30,7 @@ #include <asm/io_apic.h> #include <asm/irq_remapping.h> #include <asm/set_memory.h> +#include <asm/sev.h> #include <linux/crash_dump.h> @@ -2068,6 +2069,9 @@ static int __init iommu_init_pci(struct amd_iommu *iommu) /* Prevent binding other PCI device drivers to IOMMU devices */ iommu->dev->match_driver = false; + /* ACPI _PRT won't have an IRQ for IOMMU */ + iommu->dev->irq_managed = 1; + pci_read_config_dword(iommu->dev, cap_ptr + MMIO_CAP_HDR_OFFSET, &iommu->cap); @@ -2769,6 +2773,7 @@ static void early_enable_iommu(struct amd_iommu *iommu) iommu_enable_command_buffer(iommu); iommu_enable_event_buffer(iommu); iommu_set_exclusion_range(iommu); + iommu_enable_gt(iommu); iommu_enable_ga(iommu); iommu_enable_xt(iommu); iommu_enable_irtcachedis(iommu); @@ -2825,6 +2830,7 @@ static void early_enable_iommus(void) iommu_disable_irtcachedis(iommu); iommu_enable_command_buffer(iommu); iommu_enable_event_buffer(iommu); + iommu_enable_gt(iommu); iommu_enable_ga(iommu); iommu_enable_xt(iommu); iommu_enable_irtcachedis(iommu); @@ -2838,10 +2844,8 @@ static void enable_iommus_v2(void) { struct amd_iommu *iommu; - for_each_iommu(iommu) { + for_each_iommu(iommu) iommu_enable_ppr_log(iommu); - iommu_enable_gt(iommu); - } } static void enable_iommus_vapic(void) @@ -3221,6 +3225,36 @@ out: return true; } +static void iommu_snp_enable(void) +{ +#ifdef CONFIG_KVM_AMD_SEV + if (!cpu_feature_enabled(X86_FEATURE_SEV_SNP)) + return; + /* + * The SNP support requires that IOMMU must be enabled, and is + * not configured in the passthrough mode. + */ + if (no_iommu || iommu_default_passthrough()) { + pr_err("SNP: IOMMU disabled or configured in passthrough mode, SNP cannot be supported.\n"); + return; + } + + amd_iommu_snp_en = check_feature(FEATURE_SNP); + if (!amd_iommu_snp_en) { + pr_err("SNP: IOMMU SNP feature not enabled, SNP cannot be supported.\n"); + return; + } + + pr_info("IOMMU SNP support enabled.\n"); + + /* Enforce IOMMU v1 pagetable when SNP is enabled. */ + if (amd_iommu_pgtable != AMD_IOMMU_V1) { + pr_warn("Forcing use of AMD IOMMU v1 page table due to SNP.\n"); + amd_iommu_pgtable = AMD_IOMMU_V1; + } +#endif +} + /**************************************************************************** * * AMD IOMMU Initialization State Machine @@ -3256,6 +3290,7 @@ static int __init state_next(void) break; case IOMMU_ENABLED: register_syscore_ops(&amd_iommu_syscore_ops); + iommu_snp_enable(); ret = amd_iommu_init_pci(); init_state = ret ? IOMMU_INIT_ERROR : IOMMU_PCI_INIT; break; @@ -3694,13 +3729,11 @@ u8 amd_iommu_pc_get_max_banks(unsigned int idx) return 0; } -EXPORT_SYMBOL(amd_iommu_pc_get_max_banks); bool amd_iommu_pc_supported(void) { return amd_iommu_pc_present; } -EXPORT_SYMBOL(amd_iommu_pc_supported); u8 amd_iommu_pc_get_max_counters(unsigned int idx) { @@ -3711,7 +3744,6 @@ u8 amd_iommu_pc_get_max_counters(unsigned int idx) return 0; } -EXPORT_SYMBOL(amd_iommu_pc_get_max_counters); static int iommu_pc_get_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 *value, bool is_write) @@ -3767,40 +3799,85 @@ int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 return iommu_pc_get_set_reg(iommu, bank, cntr, fxn, value, true); } -#ifdef CONFIG_AMD_MEM_ENCRYPT -int amd_iommu_snp_enable(void) +#ifdef CONFIG_KVM_AMD_SEV +static int iommu_page_make_shared(void *page) { - /* - * The SNP support requires that IOMMU must be enabled, and is - * not configured in the passthrough mode. - */ - if (no_iommu || iommu_default_passthrough()) { - pr_err("SNP: IOMMU is disabled or configured in passthrough mode, SNP cannot be supported"); - return -EINVAL; + unsigned long paddr, pfn; + + paddr = iommu_virt_to_phys(page); + /* Cbit maybe set in the paddr */ + pfn = __sme_clr(paddr) >> PAGE_SHIFT; + + if (!(pfn % PTRS_PER_PMD)) { + int ret, level; + bool assigned; + + ret = snp_lookup_rmpentry(pfn, &assigned, &level); + if (ret) { + pr_warn("IOMMU PFN %lx RMP lookup failed, ret %d\n", pfn, ret); + return ret; + } + + if (!assigned) { + pr_warn("IOMMU PFN %lx not assigned in RMP table\n", pfn); + return -EINVAL; + } + + if (level > PG_LEVEL_4K) { + ret = psmash(pfn); + if (!ret) + goto done; + + pr_warn("PSMASH failed for IOMMU PFN %lx huge RMP entry, ret: %d, level: %d\n", + pfn, ret, level); + return ret; + } } - /* - * Prevent enabling SNP after IOMMU_ENABLED state because this process - * affect how IOMMU driver sets up data structures and configures - * IOMMU hardware. - */ - if (init_state > IOMMU_ENABLED) { - pr_err("SNP: Too late to enable SNP for IOMMU.\n"); - return -EINVAL; +done: + return rmp_make_shared(pfn, PG_LEVEL_4K); +} + +static int iommu_make_shared(void *va, size_t size) +{ + void *page; + int ret; + + if (!va) + return 0; + + for (page = va; page < (va + size); page += PAGE_SIZE) { + ret = iommu_page_make_shared(page); + if (ret) + return ret; } - amd_iommu_snp_en = check_feature(FEATURE_SNP); + return 0; +} + +int amd_iommu_snp_disable(void) +{ + struct amd_iommu *iommu; + int ret; + if (!amd_iommu_snp_en) - return -EINVAL; + return 0; - pr_info("SNP enabled\n"); + for_each_iommu(iommu) { + ret = iommu_make_shared(iommu->evt_buf, EVT_BUFFER_SIZE); + if (ret) + return ret; - /* Enforce IOMMU v1 pagetable when SNP is enabled. */ - if (amd_iommu_pgtable != AMD_IOMMU_V1) { - pr_warn("Force to using AMD IOMMU v1 page table due to SNP\n"); - amd_iommu_pgtable = AMD_IOMMU_V1; + ret = iommu_make_shared(iommu->ppr_log, PPR_LOG_SIZE); + if (ret) + return ret; + + ret = iommu_make_shared((void *)iommu->cmd_sem, PAGE_SIZE); + if (ret) + return ret; } return 0; } +EXPORT_SYMBOL_GPL(amd_iommu_snp_disable); #endif diff --git a/drivers/iommu/amd/io_pgtable_v2.c b/drivers/iommu/amd/io_pgtable_v2.c index 6d69ba60744f..93489d2db4e8 100644 --- a/drivers/iommu/amd/io_pgtable_v2.c +++ b/drivers/iommu/amd/io_pgtable_v2.c @@ -350,38 +350,26 @@ static const struct iommu_flush_ops v2_flush_ops = { static void v2_free_pgtable(struct io_pgtable *iop) { - struct protection_domain *pdom; struct amd_io_pgtable *pgtable = container_of(iop, struct amd_io_pgtable, iop); - pdom = container_of(pgtable, struct protection_domain, iop); - if (!(pdom->flags & PD_IOMMUV2_MASK)) + if (!pgtable || !pgtable->pgd) return; - /* Clear gcr3 entry */ - amd_iommu_domain_clear_gcr3(&pdom->domain, 0); - - /* Make changes visible to IOMMUs */ - amd_iommu_domain_update(pdom); - /* Free page table */ free_pgtable(pgtable->pgd, get_pgtable_level()); + pgtable->pgd = NULL; } static struct io_pgtable *v2_alloc_pgtable(struct io_pgtable_cfg *cfg, void *cookie) { struct amd_io_pgtable *pgtable = io_pgtable_cfg_to_data(cfg); struct protection_domain *pdom = (struct protection_domain *)cookie; - int ret; int ias = IOMMU_IN_ADDR_BIT_SIZE; pgtable->pgd = alloc_pgtable_page(pdom->nid, GFP_ATOMIC); if (!pgtable->pgd) return NULL; - ret = amd_iommu_domain_set_gcr3(&pdom->domain, 0, iommu_virt_to_phys(pgtable->pgd)); - if (ret) - goto err_free_pgd; - if (get_pgtable_level() == PAGE_MODE_5_LEVEL) ias = 57; @@ -395,11 +383,6 @@ static struct io_pgtable *v2_alloc_pgtable(struct io_pgtable_cfg *cfg, void *coo cfg->tlb = &v2_flush_ops; return &pgtable->iop; - -err_free_pgd: - free_pgtable_page(pgtable->pgd); - - return NULL; } struct io_pgtable_init_fns io_pgtable_amd_iommu_v2_init_fns = { diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 4283dd8191f0..d35c1b8c8e65 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -45,10 +45,6 @@ #define CMD_SET_TYPE(cmd, t) ((cmd)->data[1] |= ((t) << 28)) -/* IO virtual address start page frame number */ -#define IOVA_START_PFN (1) -#define IOVA_PFN(addr) ((addr) >> PAGE_SHIFT) - /* Reserved IOVA ranges */ #define MSI_RANGE_START (0xfee00000) #define MSI_RANGE_END (0xfeefffff) @@ -79,6 +75,9 @@ struct kmem_cache *amd_iommu_irq_cache; static void detach_device(struct device *dev); +static void set_dte_entry(struct amd_iommu *iommu, + struct iommu_dev_data *dev_data); + /**************************************************************************** * * Helper functions @@ -87,7 +86,7 @@ static void detach_device(struct device *dev); static inline bool pdom_is_v2_pgtbl_mode(struct protection_domain *pdom) { - return (pdom && (pdom->flags & PD_IOMMUV2_MASK)); + return (pdom && (pdom->pd_mode == PD_MODE_V2)); } static inline int get_acpihid_device_id(struct device *dev, @@ -1388,14 +1387,9 @@ void amd_iommu_flush_all_caches(struct amd_iommu *iommu) static int device_flush_iotlb(struct iommu_dev_data *dev_data, u64 address, size_t size, ioasid_t pasid, bool gn) { - struct amd_iommu *iommu; + struct amd_iommu *iommu = get_amd_iommu_from_dev_data(dev_data); struct iommu_cmd cmd; - int qdep; - - qdep = dev_data->ats_qdep; - iommu = rlookup_amd_iommu(dev_data->dev); - if (!iommu) - return -EINVAL; + int qdep = dev_data->ats_qdep; build_inv_iotlb_pages(&cmd, dev_data->devid, qdep, address, size, pasid, gn); @@ -1415,16 +1409,12 @@ static int device_flush_dte_alias(struct pci_dev *pdev, u16 alias, void *data) */ static int device_flush_dte(struct iommu_dev_data *dev_data) { - struct amd_iommu *iommu; + struct amd_iommu *iommu = get_amd_iommu_from_dev_data(dev_data); struct pci_dev *pdev = NULL; struct amd_iommu_pci_seg *pci_seg; u16 alias; int ret; - iommu = rlookup_amd_iommu(dev_data->dev); - if (!iommu) - return -EINVAL; - if (dev_is_pci(dev_data->dev)) pdev = to_pci_dev(dev_data->dev); @@ -1453,27 +1443,37 @@ static int device_flush_dte(struct iommu_dev_data *dev_data) return ret; } -/* - * TLB invalidation function which is called from the mapping functions. - * It invalidates a single PTE if the range to flush is within a single - * page. Otherwise it flushes the whole TLB of the IOMMU. - */ -static void __domain_flush_pages(struct protection_domain *domain, +static int domain_flush_pages_v2(struct protection_domain *pdom, u64 address, size_t size) { struct iommu_dev_data *dev_data; struct iommu_cmd cmd; - int ret = 0, i; - ioasid_t pasid = IOMMU_NO_PASID; - bool gn = false; + int ret = 0; - if (pdom_is_v2_pgtbl_mode(domain)) - gn = true; + list_for_each_entry(dev_data, &pdom->dev_list, list) { + struct amd_iommu *iommu = get_amd_iommu_from_dev(dev_data->dev); + u16 domid = dev_data->gcr3_info.domid; - build_inv_iommu_pages(&cmd, address, size, domain->id, pasid, gn); + build_inv_iommu_pages(&cmd, address, size, + domid, IOMMU_NO_PASID, true); + + ret |= iommu_queue_command(iommu, &cmd); + } + + return ret; +} + +static int domain_flush_pages_v1(struct protection_domain *pdom, + u64 address, size_t size) +{ + struct iommu_cmd cmd; + int ret = 0, i; + + build_inv_iommu_pages(&cmd, address, size, + pdom->id, IOMMU_NO_PASID, false); for (i = 0; i < amd_iommu_get_num_iommus(); ++i) { - if (!domain->dev_iommu[i]) + if (!pdom->dev_iommu[i]) continue; /* @@ -1483,6 +1483,28 @@ static void __domain_flush_pages(struct protection_domain *domain, ret |= iommu_queue_command(amd_iommus[i], &cmd); } + return ret; +} + +/* + * TLB invalidation function which is called from the mapping functions. + * It flushes range of PTEs of the domain. + */ +static void __domain_flush_pages(struct protection_domain *domain, + u64 address, size_t size) +{ + struct iommu_dev_data *dev_data; + int ret = 0; + ioasid_t pasid = IOMMU_NO_PASID; + bool gn = false; + + if (pdom_is_v2_pgtbl_mode(domain)) { + gn = true; + ret = domain_flush_pages_v2(domain, address, size); + } else { + ret = domain_flush_pages_v1(domain, address, size); + } + list_for_each_entry(dev_data, &domain->dev_list, list) { if (!dev_data->ats_enabled) @@ -1551,6 +1573,29 @@ static void amd_iommu_domain_flush_all(struct protection_domain *domain) CMD_INV_IOMMU_ALL_PAGES_ADDRESS); } +void amd_iommu_dev_flush_pasid_pages(struct iommu_dev_data *dev_data, + ioasid_t pasid, u64 address, size_t size) +{ + struct iommu_cmd cmd; + struct amd_iommu *iommu = get_amd_iommu_from_dev(dev_data->dev); + + build_inv_iommu_pages(&cmd, address, size, + dev_data->gcr3_info.domid, pasid, true); + iommu_queue_command(iommu, &cmd); + + if (dev_data->ats_enabled) + device_flush_iotlb(dev_data, address, size, pasid, true); + + iommu_completion_wait(iommu); +} + +void amd_iommu_dev_flush_pasid_all(struct iommu_dev_data *dev_data, + ioasid_t pasid) +{ + amd_iommu_dev_flush_pasid_pages(dev_data, 0, + CMD_INV_IOMMU_ALL_PAGES_ADDRESS, pasid); +} + void amd_iommu_domain_flush_complete(struct protection_domain *domain) { int i; @@ -1592,6 +1637,49 @@ static void domain_flush_devices(struct protection_domain *domain) device_flush_dte(dev_data); } +static void update_device_table(struct protection_domain *domain) +{ + struct iommu_dev_data *dev_data; + + list_for_each_entry(dev_data, &domain->dev_list, list) { + struct amd_iommu *iommu = rlookup_amd_iommu(dev_data->dev); + + set_dte_entry(iommu, dev_data); + clone_aliases(iommu, dev_data->dev); + } +} + +void amd_iommu_update_and_flush_device_table(struct protection_domain *domain) +{ + update_device_table(domain); + domain_flush_devices(domain); +} + +void amd_iommu_domain_update(struct protection_domain *domain) +{ + /* Update device table */ + amd_iommu_update_and_flush_device_table(domain); + + /* Flush domain TLB(s) and wait for completion */ + amd_iommu_domain_flush_all(domain); +} + +int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid, + int status, int tag) +{ + struct iommu_dev_data *dev_data; + struct amd_iommu *iommu; + struct iommu_cmd cmd; + + dev_data = dev_iommu_priv_get(&pdev->dev); + iommu = get_amd_iommu_from_dev(&pdev->dev); + + build_complete_ppr(&cmd, dev_data->devid, pasid, status, + tag, dev_data->pri_tlp); + + return iommu_queue_command(iommu, &cmd); +} + /**************************************************************************** * * The next functions belong to the domain allocation. A domain is @@ -1656,16 +1744,22 @@ static void free_gcr3_tbl_level2(u64 *tbl) } } -static void free_gcr3_table(struct protection_domain *domain) +static void free_gcr3_table(struct gcr3_tbl_info *gcr3_info) { - if (domain->glx == 2) - free_gcr3_tbl_level2(domain->gcr3_tbl); - else if (domain->glx == 1) - free_gcr3_tbl_level1(domain->gcr3_tbl); + if (gcr3_info->glx == 2) + free_gcr3_tbl_level2(gcr3_info->gcr3_tbl); + else if (gcr3_info->glx == 1) + free_gcr3_tbl_level1(gcr3_info->gcr3_tbl); else - BUG_ON(domain->glx != 0); + WARN_ON_ONCE(gcr3_info->glx != 0); - free_page((unsigned long)domain->gcr3_tbl); + gcr3_info->glx = 0; + + /* Free per device domain ID */ + domain_id_free(gcr3_info->domid); + + free_page((unsigned long)gcr3_info->gcr3_tbl); + gcr3_info->gcr3_tbl = NULL; } /* @@ -1684,33 +1778,133 @@ static int get_gcr3_levels(int pasids) return levels ? (DIV_ROUND_UP(levels, 9) - 1) : levels; } -/* Note: This function expects iommu_domain->lock to be held prior calling the function. */ -static int setup_gcr3_table(struct protection_domain *domain, int pasids) +static int setup_gcr3_table(struct gcr3_tbl_info *gcr3_info, + struct amd_iommu *iommu, int pasids) { int levels = get_gcr3_levels(pasids); + int nid = iommu ? dev_to_node(&iommu->dev->dev) : NUMA_NO_NODE; if (levels > amd_iommu_max_glx_val) return -EINVAL; - domain->gcr3_tbl = alloc_pgtable_page(domain->nid, GFP_ATOMIC); - if (domain->gcr3_tbl == NULL) + if (gcr3_info->gcr3_tbl) + return -EBUSY; + + /* Allocate per device domain ID */ + gcr3_info->domid = domain_id_alloc(); + + gcr3_info->gcr3_tbl = alloc_pgtable_page(nid, GFP_ATOMIC); + if (gcr3_info->gcr3_tbl == NULL) { + domain_id_free(gcr3_info->domid); return -ENOMEM; + } - domain->glx = levels; - domain->flags |= PD_IOMMUV2_MASK; + gcr3_info->glx = levels; - amd_iommu_domain_update(domain); + return 0; +} +static u64 *__get_gcr3_pte(struct gcr3_tbl_info *gcr3_info, + ioasid_t pasid, bool alloc) +{ + int index; + u64 *pte; + u64 *root = gcr3_info->gcr3_tbl; + int level = gcr3_info->glx; + + while (true) { + + index = (pasid >> (9 * level)) & 0x1ff; + pte = &root[index]; + + if (level == 0) + break; + + if (!(*pte & GCR3_VALID)) { + if (!alloc) + return NULL; + + root = (void *)get_zeroed_page(GFP_ATOMIC); + if (root == NULL) + return NULL; + + *pte = iommu_virt_to_phys(root) | GCR3_VALID; + } + + root = iommu_phys_to_virt(*pte & PAGE_MASK); + + level -= 1; + } + + return pte; +} + +static int update_gcr3(struct iommu_dev_data *dev_data, + ioasid_t pasid, unsigned long gcr3, bool set) +{ + struct gcr3_tbl_info *gcr3_info = &dev_data->gcr3_info; + u64 *pte; + + pte = __get_gcr3_pte(gcr3_info, pasid, true); + if (pte == NULL) + return -ENOMEM; + + if (set) + *pte = (gcr3 & PAGE_MASK) | GCR3_VALID; + else + *pte = 0; + + amd_iommu_dev_flush_pasid_all(dev_data, pasid); return 0; } -static void set_dte_entry(struct amd_iommu *iommu, u16 devid, - struct protection_domain *domain, bool ats, bool ppr) +int amd_iommu_set_gcr3(struct iommu_dev_data *dev_data, ioasid_t pasid, + unsigned long gcr3) +{ + struct gcr3_tbl_info *gcr3_info = &dev_data->gcr3_info; + int ret; + + iommu_group_mutex_assert(dev_data->dev); + + ret = update_gcr3(dev_data, pasid, gcr3, true); + if (ret) + return ret; + + gcr3_info->pasid_cnt++; + return ret; +} + +int amd_iommu_clear_gcr3(struct iommu_dev_data *dev_data, ioasid_t pasid) +{ + struct gcr3_tbl_info *gcr3_info = &dev_data->gcr3_info; + int ret; + + iommu_group_mutex_assert(dev_data->dev); + + ret = update_gcr3(dev_data, pasid, 0, false); + if (ret) + return ret; + + gcr3_info->pasid_cnt--; + return ret; +} + +static void set_dte_entry(struct amd_iommu *iommu, + struct iommu_dev_data *dev_data) { u64 pte_root = 0; u64 flags = 0; u32 old_domid; + u16 devid = dev_data->devid; + u16 domid; + struct protection_domain *domain = dev_data->domain; struct dev_table_entry *dev_table = get_dev_table(iommu); + struct gcr3_tbl_info *gcr3_info = &dev_data->gcr3_info; + + if (gcr3_info && gcr3_info->gcr3_tbl) + domid = dev_data->gcr3_info.domid; + else + domid = domain->id; if (domain->iop.mode != PAGE_MODE_NONE) pte_root = iommu_virt_to_phys(domain->iop.root); @@ -1724,23 +1918,23 @@ static void set_dte_entry(struct amd_iommu *iommu, u16 devid, * When SNP is enabled, Only set TV bit when IOMMU * page translation is in use. */ - if (!amd_iommu_snp_en || (domain->id != 0)) + if (!amd_iommu_snp_en || (domid != 0)) pte_root |= DTE_FLAG_TV; flags = dev_table[devid].data[1]; - if (ats) + if (dev_data->ats_enabled) flags |= DTE_FLAG_IOTLB; - if (ppr) + if (dev_data->ppr) pte_root |= 1ULL << DEV_ENTRY_PPR; if (domain->dirty_tracking) pte_root |= DTE_FLAG_HAD; - if (domain->flags & PD_IOMMUV2_MASK) { - u64 gcr3 = iommu_virt_to_phys(domain->gcr3_tbl); - u64 glx = domain->glx; + if (gcr3_info && gcr3_info->gcr3_tbl) { + u64 gcr3 = iommu_virt_to_phys(gcr3_info->gcr3_tbl); + u64 glx = gcr3_info->glx; u64 tmp; pte_root |= DTE_FLAG_GV; @@ -1768,12 +1962,13 @@ static void set_dte_entry(struct amd_iommu *iommu, u16 devid, ((u64)GUEST_PGTABLE_5_LEVEL << DTE_GPT_LEVEL_SHIFT); } - if (domain->flags & PD_GIOV_MASK) + /* GIOV is supported with V2 page table mode only */ + if (pdom_is_v2_pgtbl_mode(domain)) pte_root |= DTE_FLAG_GIOV; } flags &= ~DEV_DOMID_MASK; - flags |= domain->id; + flags |= domid; old_domid = dev_table[devid].data[1] & DEV_DOMID_MASK; dev_table[devid].data[1] = flags; @@ -1804,16 +1999,11 @@ static void clear_dte_entry(struct amd_iommu *iommu, u16 devid) amd_iommu_apply_erratum_63(iommu, devid); } -static void do_attach(struct iommu_dev_data *dev_data, - struct protection_domain *domain) +static int do_attach(struct iommu_dev_data *dev_data, + struct protection_domain *domain) { - struct amd_iommu *iommu; - bool ats; - - iommu = rlookup_amd_iommu(dev_data->dev); - if (!iommu) - return; - ats = dev_data->ats_enabled; + struct amd_iommu *iommu = get_amd_iommu_from_dev_data(dev_data); + int ret = 0; /* Update data structures */ dev_data->domain = domain; @@ -1827,22 +2017,40 @@ static void do_attach(struct iommu_dev_data *dev_data, domain->dev_iommu[iommu->index] += 1; domain->dev_cnt += 1; + /* Init GCR3 table and update device table */ + if (domain->pd_mode == PD_MODE_V2) { + /* By default, setup GCR3 table to support single PASID */ + ret = setup_gcr3_table(&dev_data->gcr3_info, iommu, 1); + if (ret) + return ret; + + ret = update_gcr3(dev_data, 0, + iommu_virt_to_phys(domain->iop.pgd), true); + if (ret) { + free_gcr3_table(&dev_data->gcr3_info); + return ret; + } + } + /* Update device table */ - set_dte_entry(iommu, dev_data->devid, domain, - ats, dev_data->ppr); + set_dte_entry(iommu, dev_data); clone_aliases(iommu, dev_data->dev); device_flush_dte(dev_data); + + return ret; } static void do_detach(struct iommu_dev_data *dev_data) { struct protection_domain *domain = dev_data->domain; - struct amd_iommu *iommu; + struct amd_iommu *iommu = get_amd_iommu_from_dev_data(dev_data); - iommu = rlookup_amd_iommu(dev_data->dev); - if (!iommu) - return; + /* Clear GCR3 table */ + if (domain->pd_mode == PD_MODE_V2) { + update_gcr3(dev_data, 0, 0, false); + free_gcr3_table(&dev_data->gcr3_info); + } /* Update data structures */ dev_data->domain = NULL; @@ -1886,7 +2094,7 @@ static int attach_device(struct device *dev, if (dev_is_pci(dev)) pdev_enable_caps(to_pci_dev(dev)); - do_attach(dev_data, domain); + ret = do_attach(dev_data, domain); out: spin_unlock(&dev_data->lock); @@ -1954,8 +2162,7 @@ static struct iommu_device *amd_iommu_probe_device(struct device *dev) ret = iommu_init_device(iommu, dev); if (ret) { - if (ret != -ENOTSUPP) - dev_err(dev, "Failed to initialize - trying to proceed anyway\n"); + dev_err(dev, "Failed to initialize - trying to proceed anyway\n"); iommu_dev = ERR_PTR(ret); iommu_ignore_device(iommu, dev); } else { @@ -2000,42 +2207,6 @@ static struct iommu_group *amd_iommu_device_group(struct device *dev) /***************************************************************************** * - * The next functions belong to the dma_ops mapping/unmapping code. - * - *****************************************************************************/ - -static void update_device_table(struct protection_domain *domain) -{ - struct iommu_dev_data *dev_data; - - list_for_each_entry(dev_data, &domain->dev_list, list) { - struct amd_iommu *iommu = rlookup_amd_iommu(dev_data->dev); - - if (!iommu) - continue; - set_dte_entry(iommu, dev_data->devid, domain, - dev_data->ats_enabled, dev_data->ppr); - clone_aliases(iommu, dev_data->dev); - } -} - -void amd_iommu_update_and_flush_device_table(struct protection_domain *domain) -{ - update_device_table(domain); - domain_flush_devices(domain); -} - -void amd_iommu_domain_update(struct protection_domain *domain) -{ - /* Update device table */ - amd_iommu_update_and_flush_device_table(domain); - - /* Flush domain TLB(s) and wait for completion */ - amd_iommu_domain_flush_all(domain); -} - -/***************************************************************************** - * * The following functions belong to the exported interface of AMD IOMMU * * This interface allows access to lower level functions of the IOMMU @@ -2070,9 +2241,6 @@ static void protection_domain_free(struct protection_domain *domain) if (domain->iop.pgtbl_cfg.tlb) free_io_pgtable_ops(&domain->iop.iop.ops); - if (domain->flags & PD_IOMMUV2_MASK) - free_gcr3_table(domain); - if (domain->iop.root) free_page((unsigned long)domain->iop.root); @@ -2094,19 +2262,16 @@ static int protection_domain_init_v1(struct protection_domain *domain, int mode) return -ENOMEM; } + domain->pd_mode = PD_MODE_V1; amd_iommu_domain_set_pgtable(domain, pt_root, mode); return 0; } -static int protection_domain_init_v2(struct protection_domain *domain) +static int protection_domain_init_v2(struct protection_domain *pdom) { - domain->flags |= PD_GIOV_MASK; - - domain->domain.pgsize_bitmap = AMD_IOMMU_PGSIZES_V2; - - if (setup_gcr3_table(domain, 1)) - return -ENOMEM; + pdom->pd_mode = PD_MODE_V2; + pdom->domain.pgsize_bitmap = AMD_IOMMU_PGSIZES_V2; return 0; } @@ -2194,11 +2359,8 @@ static struct iommu_domain *do_iommu_domain_alloc(unsigned int type, struct protection_domain *domain; struct amd_iommu *iommu = NULL; - if (dev) { - iommu = rlookup_amd_iommu(dev); - if (!iommu) - return ERR_PTR(-ENODEV); - } + if (dev) + iommu = get_amd_iommu_from_dev(dev); /* * Since DTE[Mode]=0 is prohibited on SNP-enabled system, @@ -2279,7 +2441,7 @@ static int amd_iommu_attach_device(struct iommu_domain *dom, { struct iommu_dev_data *dev_data = dev_iommu_priv_get(dev); struct protection_domain *domain = to_pdomain(dom); - struct amd_iommu *iommu = rlookup_amd_iommu(dev); + struct amd_iommu *iommu = get_amd_iommu_from_dev(dev); int ret; /* @@ -2337,7 +2499,7 @@ static int amd_iommu_map_pages(struct iommu_domain *dom, unsigned long iova, int prot = 0; int ret = -EINVAL; - if ((amd_iommu_pgtable == AMD_IOMMU_V1) && + if ((domain->pd_mode == PD_MODE_V1) && (domain->iop.mode == PAGE_MODE_NONE)) return -EINVAL; @@ -2383,7 +2545,7 @@ static size_t amd_iommu_unmap_pages(struct iommu_domain *dom, unsigned long iova struct io_pgtable_ops *ops = &domain->iop.iop.ops; size_t r; - if ((amd_iommu_pgtable == AMD_IOMMU_V1) && + if ((domain->pd_mode == PD_MODE_V1) && (domain->iop.mode == PAGE_MODE_NONE)) return 0; @@ -2418,7 +2580,7 @@ static bool amd_iommu_capable(struct device *dev, enum iommu_cap cap) case IOMMU_CAP_DEFERRED_FLUSH: return true; case IOMMU_CAP_DIRTY_TRACKING: { - struct amd_iommu *iommu = rlookup_amd_iommu(dev); + struct amd_iommu *iommu = get_amd_iommu_from_dev(dev); return amd_iommu_hd_support(iommu); } @@ -2447,9 +2609,7 @@ static int amd_iommu_set_dirty_tracking(struct iommu_domain *domain, } list_for_each_entry(dev_data, &pdomain->dev_list, list) { - iommu = rlookup_amd_iommu(dev_data->dev); - if (!iommu) - continue; + iommu = get_amd_iommu_from_dev_data(dev_data); dev_table = get_dev_table(iommu); pte_root = dev_table[dev_data->devid].data[0]; @@ -2509,9 +2669,7 @@ static void amd_iommu_get_resv_regions(struct device *dev, return; devid = PCI_SBDF_TO_DEVID(sbdf); - iommu = rlookup_amd_iommu(dev); - if (!iommu) - return; + iommu = get_amd_iommu_from_dev(dev); pci_seg = iommu->pci_seg; list_for_each_entry(entry, &pci_seg->unity_map, list) { @@ -2645,216 +2803,6 @@ const struct iommu_ops amd_iommu_ops = { } }; -static int __flush_pasid(struct protection_domain *domain, u32 pasid, - u64 address, size_t size) -{ - struct iommu_dev_data *dev_data; - struct iommu_cmd cmd; - int i, ret; - - if (!(domain->flags & PD_IOMMUV2_MASK)) - return -EINVAL; - - build_inv_iommu_pages(&cmd, address, size, domain->id, pasid, true); - - /* - * IOMMU TLB needs to be flushed before Device TLB to - * prevent device TLB refill from IOMMU TLB - */ - for (i = 0; i < amd_iommu_get_num_iommus(); ++i) { - if (domain->dev_iommu[i] == 0) - continue; - - ret = iommu_queue_command(amd_iommus[i], &cmd); - if (ret != 0) - goto out; - } - - /* Wait until IOMMU TLB flushes are complete */ - amd_iommu_domain_flush_complete(domain); - - /* Now flush device TLBs */ - list_for_each_entry(dev_data, &domain->dev_list, list) { - struct amd_iommu *iommu; - int qdep; - - /* - There might be non-IOMMUv2 capable devices in an IOMMUv2 - * domain. - */ - if (!dev_data->ats_enabled) - continue; - - qdep = dev_data->ats_qdep; - iommu = rlookup_amd_iommu(dev_data->dev); - if (!iommu) - continue; - build_inv_iotlb_pages(&cmd, dev_data->devid, qdep, - address, size, pasid, true); - - ret = iommu_queue_command(iommu, &cmd); - if (ret != 0) - goto out; - } - - /* Wait until all device TLBs are flushed */ - amd_iommu_domain_flush_complete(domain); - - ret = 0; - -out: - - return ret; -} - -static int __amd_iommu_flush_page(struct protection_domain *domain, u32 pasid, - u64 address) -{ - return __flush_pasid(domain, pasid, address, PAGE_SIZE); -} - -int amd_iommu_flush_page(struct iommu_domain *dom, u32 pasid, - u64 address) -{ - struct protection_domain *domain = to_pdomain(dom); - unsigned long flags; - int ret; - - spin_lock_irqsave(&domain->lock, flags); - ret = __amd_iommu_flush_page(domain, pasid, address); - spin_unlock_irqrestore(&domain->lock, flags); - - return ret; -} - -static int __amd_iommu_flush_tlb(struct protection_domain *domain, u32 pasid) -{ - return __flush_pasid(domain, pasid, 0, CMD_INV_IOMMU_ALL_PAGES_ADDRESS); -} - -int amd_iommu_flush_tlb(struct iommu_domain *dom, u32 pasid) -{ - struct protection_domain *domain = to_pdomain(dom); - unsigned long flags; - int ret; - - spin_lock_irqsave(&domain->lock, flags); - ret = __amd_iommu_flush_tlb(domain, pasid); - spin_unlock_irqrestore(&domain->lock, flags); - - return ret; -} - -static u64 *__get_gcr3_pte(u64 *root, int level, u32 pasid, bool alloc) -{ - int index; - u64 *pte; - - while (true) { - - index = (pasid >> (9 * level)) & 0x1ff; - pte = &root[index]; - - if (level == 0) - break; - - if (!(*pte & GCR3_VALID)) { - if (!alloc) - return NULL; - - root = (void *)get_zeroed_page(GFP_ATOMIC); - if (root == NULL) - return NULL; - - *pte = iommu_virt_to_phys(root) | GCR3_VALID; - } - - root = iommu_phys_to_virt(*pte & PAGE_MASK); - - level -= 1; - } - - return pte; -} - -static int __set_gcr3(struct protection_domain *domain, u32 pasid, - unsigned long cr3) -{ - u64 *pte; - - if (domain->iop.mode != PAGE_MODE_NONE) - return -EINVAL; - - pte = __get_gcr3_pte(domain->gcr3_tbl, domain->glx, pasid, true); - if (pte == NULL) - return -ENOMEM; - - *pte = (cr3 & PAGE_MASK) | GCR3_VALID; - - return __amd_iommu_flush_tlb(domain, pasid); -} - -static int __clear_gcr3(struct protection_domain *domain, u32 pasid) -{ - u64 *pte; - - if (domain->iop.mode != PAGE_MODE_NONE) - return -EINVAL; - - pte = __get_gcr3_pte(domain->gcr3_tbl, domain->glx, pasid, false); - if (pte == NULL) - return 0; - - *pte = 0; - - return __amd_iommu_flush_tlb(domain, pasid); -} - -int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, u32 pasid, - unsigned long cr3) -{ - struct protection_domain *domain = to_pdomain(dom); - unsigned long flags; - int ret; - - spin_lock_irqsave(&domain->lock, flags); - ret = __set_gcr3(domain, pasid, cr3); - spin_unlock_irqrestore(&domain->lock, flags); - - return ret; -} - -int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid) -{ - struct protection_domain *domain = to_pdomain(dom); - unsigned long flags; - int ret; - - spin_lock_irqsave(&domain->lock, flags); - ret = __clear_gcr3(domain, pasid); - spin_unlock_irqrestore(&domain->lock, flags); - - return ret; -} - -int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid, - int status, int tag) -{ - struct iommu_dev_data *dev_data; - struct amd_iommu *iommu; - struct iommu_cmd cmd; - - dev_data = dev_iommu_priv_get(&pdev->dev); - iommu = rlookup_amd_iommu(&pdev->dev); - if (!iommu) - return -ENODEV; - - build_complete_ppr(&cmd, dev_data->devid, pasid, status, - tag, dev_data->pri_tlp); - - return iommu_queue_command(iommu, &cmd); -} - #ifdef CONFIG_IRQ_REMAP /***************************************************************************** diff --git a/drivers/iommu/apple-dart.c b/drivers/iommu/apple-dart.c index ef3ee95706da..eb1e62cd499a 100644 --- a/drivers/iommu/apple-dart.c +++ b/drivers/iommu/apple-dart.c @@ -779,7 +779,8 @@ static void apple_dart_domain_free(struct iommu_domain *domain) kfree(dart_domain); } -static int apple_dart_of_xlate(struct device *dev, struct of_phandle_args *args) +static int apple_dart_of_xlate(struct device *dev, + const struct of_phandle_args *args) { struct apple_dart_master_cfg *cfg = dev_iommu_priv_get(dev); struct platform_device *iommu_pdev = of_find_device_by_node(args->np); diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c index 05722121f00e..2cd433a9c8a0 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c @@ -10,7 +10,6 @@ #include <linux/slab.h> #include "arm-smmu-v3.h" -#include "../../iommu-sva.h" #include "../../io-pgtable-arm.h" struct arm_smmu_mmu_notifier { @@ -292,10 +291,8 @@ arm_smmu_mmu_notifier_get(struct arm_smmu_domain *smmu_domain, struct mm_struct *mm) { int ret; - unsigned long flags; struct arm_smmu_ctx_desc *cd; struct arm_smmu_mmu_notifier *smmu_mn; - struct arm_smmu_master *master; list_for_each_entry(smmu_mn, &smmu_domain->mmu_notifiers, list) { if (smmu_mn->mn.mm == mm) { @@ -325,28 +322,9 @@ arm_smmu_mmu_notifier_get(struct arm_smmu_domain *smmu_domain, goto err_free_cd; } - spin_lock_irqsave(&smmu_domain->devices_lock, flags); - list_for_each_entry(master, &smmu_domain->devices, domain_head) { - ret = arm_smmu_write_ctx_desc(master, mm_get_enqcmd_pasid(mm), - cd); - if (ret) { - list_for_each_entry_from_reverse( - master, &smmu_domain->devices, domain_head) - arm_smmu_write_ctx_desc( - master, mm_get_enqcmd_pasid(mm), NULL); - break; - } - } - spin_unlock_irqrestore(&smmu_domain->devices_lock, flags); - if (ret) - goto err_put_notifier; - list_add(&smmu_mn->list, &smmu_domain->mmu_notifiers); return smmu_mn; -err_put_notifier: - /* Frees smmu_mn */ - mmu_notifier_put(&smmu_mn->mn); err_free_cd: arm_smmu_free_shared_cd(cd); return ERR_PTR(ret); @@ -363,9 +341,6 @@ static void arm_smmu_mmu_notifier_put(struct arm_smmu_mmu_notifier *smmu_mn) list_del(&smmu_mn->list); - arm_smmu_update_ctx_desc_devices(smmu_domain, mm_get_enqcmd_pasid(mm), - NULL); - /* * If we went through clear(), we've already invalidated, and no * new TLB entry can have been formed. @@ -381,13 +356,20 @@ static void arm_smmu_mmu_notifier_put(struct arm_smmu_mmu_notifier *smmu_mn) arm_smmu_free_shared_cd(cd); } -static int __arm_smmu_sva_bind(struct device *dev, struct mm_struct *mm) +static int __arm_smmu_sva_bind(struct device *dev, ioasid_t pasid, + struct mm_struct *mm) { int ret; struct arm_smmu_bond *bond; struct arm_smmu_master *master = dev_iommu_priv_get(dev); struct iommu_domain *domain = iommu_get_domain_for_dev(dev); - struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); + struct arm_smmu_domain *smmu_domain; + + if (!(domain->type & __IOMMU_DOMAIN_PAGING)) + return -ENODEV; + smmu_domain = to_smmu_domain(domain); + if (smmu_domain->stage != ARM_SMMU_DOMAIN_S1) + return -ENODEV; if (!master || !master->sva_enabled) return -ENODEV; @@ -404,9 +386,15 @@ static int __arm_smmu_sva_bind(struct device *dev, struct mm_struct *mm) goto err_free_bond; } + ret = arm_smmu_write_ctx_desc(master, pasid, bond->smmu_mn->cd); + if (ret) + goto err_put_notifier; + list_add(&bond->list, &master->bonds); return 0; +err_put_notifier: + arm_smmu_mmu_notifier_put(bond->smmu_mn); err_free_bond: kfree(bond); return ret; @@ -487,7 +475,6 @@ bool arm_smmu_master_sva_enabled(struct arm_smmu_master *master) static int arm_smmu_master_sva_enable_iopf(struct arm_smmu_master *master) { - int ret; struct device *dev = master->dev; /* @@ -500,16 +487,7 @@ static int arm_smmu_master_sva_enable_iopf(struct arm_smmu_master *master) if (!master->iopf_enabled) return -EINVAL; - ret = iopf_queue_add_device(master->smmu->evtq.iopf, dev); - if (ret) - return ret; - - ret = iommu_register_device_fault_handler(dev, iommu_queue_iopf, dev); - if (ret) { - iopf_queue_remove_device(master->smmu->evtq.iopf, dev); - return ret; - } - return 0; + return iopf_queue_add_device(master->smmu->evtq.iopf, dev); } static void arm_smmu_master_sva_disable_iopf(struct arm_smmu_master *master) @@ -519,7 +497,6 @@ static void arm_smmu_master_sva_disable_iopf(struct arm_smmu_master *master) if (!master->iopf_enabled) return; - iommu_unregister_device_fault_handler(dev); iopf_queue_remove_device(master->smmu->evtq.iopf, dev); } @@ -568,6 +545,9 @@ void arm_smmu_sva_remove_dev_pasid(struct iommu_domain *domain, struct arm_smmu_master *master = dev_iommu_priv_get(dev); mutex_lock(&sva_lock); + + arm_smmu_write_ctx_desc(master, id, NULL); + list_for_each_entry(t, &master->bonds, list) { if (t->mm == mm) { bond = t; @@ -590,7 +570,7 @@ static int arm_smmu_sva_set_dev_pasid(struct iommu_domain *domain, struct mm_struct *mm = domain->mm; mutex_lock(&sva_lock); - ret = __arm_smmu_sva_bind(dev, mm); + ret = __arm_smmu_sva_bind(dev, id, mm); mutex_unlock(&sva_lock); return ret; diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c index 0ffb1cf17e0b..5ed036225e69 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c @@ -29,7 +29,6 @@ #include "arm-smmu-v3.h" #include "../../dma-iommu.h" -#include "../../iommu-sva.h" static bool disable_bypass = true; module_param(disable_bypass, bool, 0444); @@ -48,6 +47,9 @@ enum arm_smmu_msi_index { ARM_SMMU_MAX_MSIS, }; +static void arm_smmu_sync_ste_for_sid(struct arm_smmu_device *smmu, + ioasid_t sid); + static phys_addr_t arm_smmu_msi_cfg[ARM_SMMU_MAX_MSIS][3] = { [EVTQ_MSI_INDEX] = { ARM_SMMU_EVTQ_IRQ_CFG0, @@ -86,6 +88,9 @@ static struct arm_smmu_option_prop arm_smmu_options[] = { { 0, NULL}, }; +static int arm_smmu_domain_finalise(struct arm_smmu_domain *smmu_domain, + struct arm_smmu_device *smmu); + static void parse_driver_options(struct arm_smmu_device *smmu) { int i = 0; @@ -921,31 +926,29 @@ static int arm_smmu_cmdq_batch_submit(struct arm_smmu_device *smmu, return arm_smmu_cmdq_issue_cmdlist(smmu, cmds->cmds, cmds->num, true); } -static int arm_smmu_page_response(struct device *dev, - struct iommu_fault_event *unused, - struct iommu_page_response *resp) +static void arm_smmu_page_response(struct device *dev, struct iopf_fault *unused, + struct iommu_page_response *resp) { struct arm_smmu_cmdq_ent cmd = {0}; struct arm_smmu_master *master = dev_iommu_priv_get(dev); int sid = master->streams[0].id; - if (master->stall_enabled) { - cmd.opcode = CMDQ_OP_RESUME; - cmd.resume.sid = sid; - cmd.resume.stag = resp->grpid; - switch (resp->code) { - case IOMMU_PAGE_RESP_INVALID: - case IOMMU_PAGE_RESP_FAILURE: - cmd.resume.resp = CMDQ_RESUME_0_RESP_ABORT; - break; - case IOMMU_PAGE_RESP_SUCCESS: - cmd.resume.resp = CMDQ_RESUME_0_RESP_RETRY; - break; - default: - return -EINVAL; - } - } else { - return -ENODEV; + if (WARN_ON(!master->stall_enabled)) + return; + + cmd.opcode = CMDQ_OP_RESUME; + cmd.resume.sid = sid; + cmd.resume.stag = resp->grpid; + switch (resp->code) { + case IOMMU_PAGE_RESP_INVALID: + case IOMMU_PAGE_RESP_FAILURE: + cmd.resume.resp = CMDQ_RESUME_0_RESP_ABORT; + break; + case IOMMU_PAGE_RESP_SUCCESS: + cmd.resume.resp = CMDQ_RESUME_0_RESP_RETRY; + break; + default: + break; } arm_smmu_cmdq_issue_cmd(master->smmu, &cmd); @@ -955,8 +958,6 @@ static int arm_smmu_page_response(struct device *dev, * terminated... at some point in the future. PRI_RESP is fire and * forget. */ - - return 0; } /* Context descriptor manipulation functions */ @@ -971,6 +972,199 @@ void arm_smmu_tlb_inv_asid(struct arm_smmu_device *smmu, u16 asid) arm_smmu_cmdq_issue_cmd_with_sync(smmu, &cmd); } +/* + * Based on the value of ent report which bits of the STE the HW will access. It + * would be nice if this was complete according to the spec, but minimally it + * has to capture the bits this driver uses. + */ +static void arm_smmu_get_ste_used(const struct arm_smmu_ste *ent, + struct arm_smmu_ste *used_bits) +{ + unsigned int cfg = FIELD_GET(STRTAB_STE_0_CFG, le64_to_cpu(ent->data[0])); + + used_bits->data[0] = cpu_to_le64(STRTAB_STE_0_V); + if (!(ent->data[0] & cpu_to_le64(STRTAB_STE_0_V))) + return; + + used_bits->data[0] |= cpu_to_le64(STRTAB_STE_0_CFG); + + /* S1 translates */ + if (cfg & BIT(0)) { + used_bits->data[0] |= cpu_to_le64(STRTAB_STE_0_S1FMT | + STRTAB_STE_0_S1CTXPTR_MASK | + STRTAB_STE_0_S1CDMAX); + used_bits->data[1] |= + cpu_to_le64(STRTAB_STE_1_S1DSS | STRTAB_STE_1_S1CIR | + STRTAB_STE_1_S1COR | STRTAB_STE_1_S1CSH | + STRTAB_STE_1_S1STALLD | STRTAB_STE_1_STRW | + STRTAB_STE_1_EATS); + used_bits->data[2] |= cpu_to_le64(STRTAB_STE_2_S2VMID); + } + + /* S2 translates */ + if (cfg & BIT(1)) { + used_bits->data[1] |= + cpu_to_le64(STRTAB_STE_1_EATS | STRTAB_STE_1_SHCFG); + used_bits->data[2] |= + cpu_to_le64(STRTAB_STE_2_S2VMID | STRTAB_STE_2_VTCR | + STRTAB_STE_2_S2AA64 | STRTAB_STE_2_S2ENDI | + STRTAB_STE_2_S2PTW | STRTAB_STE_2_S2R); + used_bits->data[3] |= cpu_to_le64(STRTAB_STE_3_S2TTB_MASK); + } + + if (cfg == STRTAB_STE_0_CFG_BYPASS) + used_bits->data[1] |= cpu_to_le64(STRTAB_STE_1_SHCFG); +} + +/* + * Figure out if we can do a hitless update of entry to become target. Returns a + * bit mask where 1 indicates that qword needs to be set disruptively. + * unused_update is an intermediate value of entry that has unused bits set to + * their new values. + */ +static u8 arm_smmu_entry_qword_diff(const struct arm_smmu_ste *entry, + const struct arm_smmu_ste *target, + struct arm_smmu_ste *unused_update) +{ + struct arm_smmu_ste target_used = {}; + struct arm_smmu_ste cur_used = {}; + u8 used_qword_diff = 0; + unsigned int i; + + arm_smmu_get_ste_used(entry, &cur_used); + arm_smmu_get_ste_used(target, &target_used); + + for (i = 0; i != ARRAY_SIZE(target_used.data); i++) { + /* + * Check that masks are up to date, the make functions are not + * allowed to set a bit to 1 if the used function doesn't say it + * is used. + */ + WARN_ON_ONCE(target->data[i] & ~target_used.data[i]); + + /* Bits can change because they are not currently being used */ + unused_update->data[i] = (entry->data[i] & cur_used.data[i]) | + (target->data[i] & ~cur_used.data[i]); + /* + * Each bit indicates that a used bit in a qword needs to be + * changed after unused_update is applied. + */ + if ((unused_update->data[i] & target_used.data[i]) != + target->data[i]) + used_qword_diff |= 1 << i; + } + return used_qword_diff; +} + +static bool entry_set(struct arm_smmu_device *smmu, ioasid_t sid, + struct arm_smmu_ste *entry, + const struct arm_smmu_ste *target, unsigned int start, + unsigned int len) +{ + bool changed = false; + unsigned int i; + + for (i = start; len != 0; len--, i++) { + if (entry->data[i] != target->data[i]) { + WRITE_ONCE(entry->data[i], target->data[i]); + changed = true; + } + } + + if (changed) + arm_smmu_sync_ste_for_sid(smmu, sid); + return changed; +} + +/* + * Update the STE/CD to the target configuration. The transition from the + * current entry to the target entry takes place over multiple steps that + * attempts to make the transition hitless if possible. This function takes care + * not to create a situation where the HW can perceive a corrupted entry. HW is + * only required to have a 64 bit atomicity with stores from the CPU, while + * entries are many 64 bit values big. + * + * The difference between the current value and the target value is analyzed to + * determine which of three updates are required - disruptive, hitless or no + * change. + * + * In the most general disruptive case we can make any update in three steps: + * - Disrupting the entry (V=0) + * - Fill now unused qwords, execpt qword 0 which contains V + * - Make qword 0 have the final value and valid (V=1) with a single 64 + * bit store + * + * However this disrupts the HW while it is happening. There are several + * interesting cases where a STE/CD can be updated without disturbing the HW + * because only a small number of bits are changing (S1DSS, CONFIG, etc) or + * because the used bits don't intersect. We can detect this by calculating how + * many 64 bit values need update after adjusting the unused bits and skip the + * V=0 process. This relies on the IGNORED behavior described in the + * specification. + */ +static void arm_smmu_write_ste(struct arm_smmu_master *master, u32 sid, + struct arm_smmu_ste *entry, + const struct arm_smmu_ste *target) +{ + unsigned int num_entry_qwords = ARRAY_SIZE(target->data); + struct arm_smmu_device *smmu = master->smmu; + struct arm_smmu_ste unused_update; + u8 used_qword_diff; + + used_qword_diff = + arm_smmu_entry_qword_diff(entry, target, &unused_update); + if (hweight8(used_qword_diff) == 1) { + /* + * Only one qword needs its used bits to be changed. This is a + * hitless update, update all bits the current STE is ignoring + * to their new values, then update a single "critical qword" to + * change the STE and finally 0 out any bits that are now unused + * in the target configuration. + */ + unsigned int critical_qword_index = ffs(used_qword_diff) - 1; + + /* + * Skip writing unused bits in the critical qword since we'll be + * writing it in the next step anyways. This can save a sync + * when the only change is in that qword. + */ + unused_update.data[critical_qword_index] = + entry->data[critical_qword_index]; + entry_set(smmu, sid, entry, &unused_update, 0, num_entry_qwords); + entry_set(smmu, sid, entry, target, critical_qword_index, 1); + entry_set(smmu, sid, entry, target, 0, num_entry_qwords); + } else if (used_qword_diff) { + /* + * At least two qwords need their inuse bits to be changed. This + * requires a breaking update, zero the V bit, write all qwords + * but 0, then set qword 0 + */ + unused_update.data[0] = entry->data[0] & (~STRTAB_STE_0_V); + entry_set(smmu, sid, entry, &unused_update, 0, 1); + entry_set(smmu, sid, entry, target, 1, num_entry_qwords - 1); + entry_set(smmu, sid, entry, target, 0, 1); + } else { + /* + * No inuse bit changed. Sanity check that all unused bits are 0 + * in the entry. The target was already sanity checked by + * compute_qword_diff(). + */ + WARN_ON_ONCE( + entry_set(smmu, sid, entry, target, 0, num_entry_qwords)); + } + + /* It's likely that we'll want to use the new STE soon */ + if (!(smmu->options & ARM_SMMU_OPT_SKIP_PREFETCH)) { + struct arm_smmu_cmdq_ent + prefetch_cmd = { .opcode = CMDQ_OP_PREFETCH_CFG, + .prefetch = { + .sid = sid, + } }; + + arm_smmu_cmdq_issue_cmd(smmu, &prefetch_cmd); + } +} + static void arm_smmu_sync_cd(struct arm_smmu_master *master, int ssid, bool leaf) { @@ -1251,158 +1445,131 @@ static void arm_smmu_sync_ste_for_sid(struct arm_smmu_device *smmu, u32 sid) arm_smmu_cmdq_issue_cmd_with_sync(smmu, &cmd); } -static void arm_smmu_write_strtab_ent(struct arm_smmu_master *master, u32 sid, - struct arm_smmu_ste *dst) +static void arm_smmu_make_abort_ste(struct arm_smmu_ste *target) { - /* - * This is hideously complicated, but we only really care about - * three cases at the moment: - * - * 1. Invalid (all zero) -> bypass/fault (init) - * 2. Bypass/fault -> translation/bypass (attach) - * 3. Translation/bypass -> bypass/fault (detach) - * - * Given that we can't update the STE atomically and the SMMU - * doesn't read the thing in a defined order, that leaves us - * with the following maintenance requirements: - * - * 1. Update Config, return (init time STEs aren't live) - * 2. Write everything apart from dword 0, sync, write dword 0, sync - * 3. Update Config, sync - */ - u64 val = le64_to_cpu(dst->data[0]); - bool ste_live = false; - struct arm_smmu_device *smmu = master->smmu; - struct arm_smmu_ctx_desc_cfg *cd_table = NULL; - struct arm_smmu_s2_cfg *s2_cfg = NULL; - struct arm_smmu_domain *smmu_domain = master->domain; - struct arm_smmu_cmdq_ent prefetch_cmd = { - .opcode = CMDQ_OP_PREFETCH_CFG, - .prefetch = { - .sid = sid, - }, - }; - - if (smmu_domain) { - switch (smmu_domain->stage) { - case ARM_SMMU_DOMAIN_S1: - cd_table = &master->cd_table; - break; - case ARM_SMMU_DOMAIN_S2: - s2_cfg = &smmu_domain->s2_cfg; - break; - default: - break; - } - } - - if (val & STRTAB_STE_0_V) { - switch (FIELD_GET(STRTAB_STE_0_CFG, val)) { - case STRTAB_STE_0_CFG_BYPASS: - break; - case STRTAB_STE_0_CFG_S1_TRANS: - case STRTAB_STE_0_CFG_S2_TRANS: - ste_live = true; - break; - case STRTAB_STE_0_CFG_ABORT: - BUG_ON(!disable_bypass); - break; - default: - BUG(); /* STE corruption */ - } - } + memset(target, 0, sizeof(*target)); + target->data[0] = cpu_to_le64( + STRTAB_STE_0_V | + FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_ABORT)); +} - /* Nuke the existing STE_0 value, as we're going to rewrite it */ - val = STRTAB_STE_0_V; +static void arm_smmu_make_bypass_ste(struct arm_smmu_ste *target) +{ + memset(target, 0, sizeof(*target)); + target->data[0] = cpu_to_le64( + STRTAB_STE_0_V | + FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_BYPASS)); + target->data[1] = cpu_to_le64( + FIELD_PREP(STRTAB_STE_1_SHCFG, STRTAB_STE_1_SHCFG_INCOMING)); +} - /* Bypass/fault */ - if (!smmu_domain || !(cd_table || s2_cfg)) { - if (!smmu_domain && disable_bypass) - val |= FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_ABORT); - else - val |= FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_BYPASS); +static void arm_smmu_make_cdtable_ste(struct arm_smmu_ste *target, + struct arm_smmu_master *master) +{ + struct arm_smmu_ctx_desc_cfg *cd_table = &master->cd_table; + struct arm_smmu_device *smmu = master->smmu; - dst->data[0] = cpu_to_le64(val); - dst->data[1] = cpu_to_le64(FIELD_PREP(STRTAB_STE_1_SHCFG, - STRTAB_STE_1_SHCFG_INCOMING)); - dst->data[2] = 0; /* Nuke the VMID */ + memset(target, 0, sizeof(*target)); + target->data[0] = cpu_to_le64( + STRTAB_STE_0_V | + FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_S1_TRANS) | + FIELD_PREP(STRTAB_STE_0_S1FMT, cd_table->s1fmt) | + (cd_table->cdtab_dma & STRTAB_STE_0_S1CTXPTR_MASK) | + FIELD_PREP(STRTAB_STE_0_S1CDMAX, cd_table->s1cdmax)); + + target->data[1] = cpu_to_le64( + FIELD_PREP(STRTAB_STE_1_S1DSS, STRTAB_STE_1_S1DSS_SSID0) | + FIELD_PREP(STRTAB_STE_1_S1CIR, STRTAB_STE_1_S1C_CACHE_WBRA) | + FIELD_PREP(STRTAB_STE_1_S1COR, STRTAB_STE_1_S1C_CACHE_WBRA) | + FIELD_PREP(STRTAB_STE_1_S1CSH, ARM_SMMU_SH_ISH) | + ((smmu->features & ARM_SMMU_FEAT_STALLS && + !master->stall_enabled) ? + STRTAB_STE_1_S1STALLD : + 0) | + FIELD_PREP(STRTAB_STE_1_EATS, + master->ats_enabled ? STRTAB_STE_1_EATS_TRANS : 0)); + + if (smmu->features & ARM_SMMU_FEAT_E2H) { /* - * The SMMU can perform negative caching, so we must sync - * the STE regardless of whether the old value was live. + * To support BTM the streamworld needs to match the + * configuration of the CPU so that the ASID broadcasts are + * properly matched. This means either S/NS-EL2-E2H (hypervisor) + * or NS-EL1 (guest). Since an SVA domain can be installed in a + * PASID this should always use a BTM compatible configuration + * if the HW supports it. */ - if (smmu) - arm_smmu_sync_ste_for_sid(smmu, sid); - return; - } - - if (cd_table) { - u64 strw = smmu->features & ARM_SMMU_FEAT_E2H ? - STRTAB_STE_1_STRW_EL2 : STRTAB_STE_1_STRW_NSEL1; - - BUG_ON(ste_live); - dst->data[1] = cpu_to_le64( - FIELD_PREP(STRTAB_STE_1_S1DSS, STRTAB_STE_1_S1DSS_SSID0) | - FIELD_PREP(STRTAB_STE_1_S1CIR, STRTAB_STE_1_S1C_CACHE_WBRA) | - FIELD_PREP(STRTAB_STE_1_S1COR, STRTAB_STE_1_S1C_CACHE_WBRA) | - FIELD_PREP(STRTAB_STE_1_S1CSH, ARM_SMMU_SH_ISH) | - FIELD_PREP(STRTAB_STE_1_STRW, strw)); - - if (smmu->features & ARM_SMMU_FEAT_STALLS && - !master->stall_enabled) - dst->data[1] |= cpu_to_le64(STRTAB_STE_1_S1STALLD); + target->data[1] |= cpu_to_le64( + FIELD_PREP(STRTAB_STE_1_STRW, STRTAB_STE_1_STRW_EL2)); + } else { + target->data[1] |= cpu_to_le64( + FIELD_PREP(STRTAB_STE_1_STRW, STRTAB_STE_1_STRW_NSEL1)); - val |= (cd_table->cdtab_dma & STRTAB_STE_0_S1CTXPTR_MASK) | - FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_S1_TRANS) | - FIELD_PREP(STRTAB_STE_0_S1CDMAX, cd_table->s1cdmax) | - FIELD_PREP(STRTAB_STE_0_S1FMT, cd_table->s1fmt); + /* + * VMID 0 is reserved for stage-2 bypass EL1 STEs, see + * arm_smmu_domain_alloc_id() + */ + target->data[2] = + cpu_to_le64(FIELD_PREP(STRTAB_STE_2_S2VMID, 0)); } +} - if (s2_cfg) { - BUG_ON(ste_live); - dst->data[2] = cpu_to_le64( - FIELD_PREP(STRTAB_STE_2_S2VMID, s2_cfg->vmid) | - FIELD_PREP(STRTAB_STE_2_VTCR, s2_cfg->vtcr) | +static void arm_smmu_make_s2_domain_ste(struct arm_smmu_ste *target, + struct arm_smmu_master *master, + struct arm_smmu_domain *smmu_domain) +{ + struct arm_smmu_s2_cfg *s2_cfg = &smmu_domain->s2_cfg; + const struct io_pgtable_cfg *pgtbl_cfg = + &io_pgtable_ops_to_pgtable(smmu_domain->pgtbl_ops)->cfg; + typeof(&pgtbl_cfg->arm_lpae_s2_cfg.vtcr) vtcr = + &pgtbl_cfg->arm_lpae_s2_cfg.vtcr; + u64 vtcr_val; + + memset(target, 0, sizeof(*target)); + target->data[0] = cpu_to_le64( + STRTAB_STE_0_V | + FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_S2_TRANS)); + + target->data[1] = cpu_to_le64( + FIELD_PREP(STRTAB_STE_1_EATS, + master->ats_enabled ? STRTAB_STE_1_EATS_TRANS : 0) | + FIELD_PREP(STRTAB_STE_1_SHCFG, + STRTAB_STE_1_SHCFG_INCOMING)); + + vtcr_val = FIELD_PREP(STRTAB_STE_2_VTCR_S2T0SZ, vtcr->tsz) | + FIELD_PREP(STRTAB_STE_2_VTCR_S2SL0, vtcr->sl) | + FIELD_PREP(STRTAB_STE_2_VTCR_S2IR0, vtcr->irgn) | + FIELD_PREP(STRTAB_STE_2_VTCR_S2OR0, vtcr->orgn) | + FIELD_PREP(STRTAB_STE_2_VTCR_S2SH0, vtcr->sh) | + FIELD_PREP(STRTAB_STE_2_VTCR_S2TG, vtcr->tg) | + FIELD_PREP(STRTAB_STE_2_VTCR_S2PS, vtcr->ps); + target->data[2] = cpu_to_le64( + FIELD_PREP(STRTAB_STE_2_S2VMID, s2_cfg->vmid) | + FIELD_PREP(STRTAB_STE_2_VTCR, vtcr_val) | + STRTAB_STE_2_S2AA64 | #ifdef __BIG_ENDIAN - STRTAB_STE_2_S2ENDI | + STRTAB_STE_2_S2ENDI | #endif - STRTAB_STE_2_S2PTW | STRTAB_STE_2_S2AA64 | - STRTAB_STE_2_S2R); + STRTAB_STE_2_S2PTW | + STRTAB_STE_2_S2R); - dst->data[3] = cpu_to_le64(s2_cfg->vttbr & STRTAB_STE_3_S2TTB_MASK); - - val |= FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_S2_TRANS); - } - - if (master->ats_enabled) - dst->data[1] |= cpu_to_le64(FIELD_PREP(STRTAB_STE_1_EATS, - STRTAB_STE_1_EATS_TRANS)); - - arm_smmu_sync_ste_for_sid(smmu, sid); - /* See comment in arm_smmu_write_ctx_desc() */ - WRITE_ONCE(dst->data[0], cpu_to_le64(val)); - arm_smmu_sync_ste_for_sid(smmu, sid); - - /* It's likely that we'll want to use the new STE soon */ - if (!(smmu->options & ARM_SMMU_OPT_SKIP_PREFETCH)) - arm_smmu_cmdq_issue_cmd(smmu, &prefetch_cmd); + target->data[3] = cpu_to_le64(pgtbl_cfg->arm_lpae_s2_cfg.vttbr & + STRTAB_STE_3_S2TTB_MASK); } -static void arm_smmu_init_bypass_stes(struct arm_smmu_ste *strtab, - unsigned int nent, bool force) +/* + * This can safely directly manipulate the STE memory without a sync sequence + * because the STE table has not been installed in the SMMU yet. + */ +static void arm_smmu_init_initial_stes(struct arm_smmu_ste *strtab, + unsigned int nent) { unsigned int i; - u64 val = STRTAB_STE_0_V; - - if (disable_bypass && !force) - val |= FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_ABORT); - else - val |= FIELD_PREP(STRTAB_STE_0_CFG, STRTAB_STE_0_CFG_BYPASS); for (i = 0; i < nent; ++i) { - strtab->data[0] = cpu_to_le64(val); - strtab->data[1] = cpu_to_le64(FIELD_PREP( - STRTAB_STE_1_SHCFG, STRTAB_STE_1_SHCFG_INCOMING)); - strtab->data[2] = 0; + if (disable_bypass) + arm_smmu_make_abort_ste(strtab); + else + arm_smmu_make_bypass_ste(strtab); strtab++; } } @@ -1430,7 +1597,7 @@ static int arm_smmu_init_l2_strtab(struct arm_smmu_device *smmu, u32 sid) return -ENOMEM; } - arm_smmu_init_bypass_stes(desc->l2ptr, 1 << STRTAB_SPLIT, false); + arm_smmu_init_initial_stes(desc->l2ptr, 1 << STRTAB_SPLIT); arm_smmu_write_strtab_l1_desc(strtab, desc); return 0; } @@ -1460,27 +1627,19 @@ arm_smmu_find_master(struct arm_smmu_device *smmu, u32 sid) /* IRQ and event handlers */ static int arm_smmu_handle_evt(struct arm_smmu_device *smmu, u64 *evt) { - int ret; - u32 reason; + int ret = 0; u32 perm = 0; struct arm_smmu_master *master; bool ssid_valid = evt[0] & EVTQ_0_SSV; u32 sid = FIELD_GET(EVTQ_0_SID, evt[0]); - struct iommu_fault_event fault_evt = { }; + struct iopf_fault fault_evt = { }; struct iommu_fault *flt = &fault_evt.fault; switch (FIELD_GET(EVTQ_0_ID, evt[0])) { case EVT_ID_TRANSLATION_FAULT: - reason = IOMMU_FAULT_REASON_PTE_FETCH; - break; case EVT_ID_ADDR_SIZE_FAULT: - reason = IOMMU_FAULT_REASON_OOR_ADDRESS; - break; case EVT_ID_ACCESS_FAULT: - reason = IOMMU_FAULT_REASON_ACCESS; - break; case EVT_ID_PERMISSION_FAULT: - reason = IOMMU_FAULT_REASON_PERMISSION; break; default: return -EOPNOTSUPP; @@ -1490,6 +1649,9 @@ static int arm_smmu_handle_evt(struct arm_smmu_device *smmu, u64 *evt) if (evt[1] & EVTQ_1_S2) return -EFAULT; + if (!(evt[1] & EVTQ_1_STALL)) + return -EOPNOTSUPP; + if (evt[1] & EVTQ_1_RnW) perm |= IOMMU_FAULT_PERM_READ; else @@ -1501,32 +1663,17 @@ static int arm_smmu_handle_evt(struct arm_smmu_device *smmu, u64 *evt) if (evt[1] & EVTQ_1_PnU) perm |= IOMMU_FAULT_PERM_PRIV; - if (evt[1] & EVTQ_1_STALL) { - flt->type = IOMMU_FAULT_PAGE_REQ; - flt->prm = (struct iommu_fault_page_request) { - .flags = IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE, - .grpid = FIELD_GET(EVTQ_1_STAG, evt[1]), - .perm = perm, - .addr = FIELD_GET(EVTQ_2_ADDR, evt[2]), - }; - - if (ssid_valid) { - flt->prm.flags |= IOMMU_FAULT_PAGE_REQUEST_PASID_VALID; - flt->prm.pasid = FIELD_GET(EVTQ_0_SSID, evt[0]); - } - } else { - flt->type = IOMMU_FAULT_DMA_UNRECOV; - flt->event = (struct iommu_fault_unrecoverable) { - .reason = reason, - .flags = IOMMU_FAULT_UNRECOV_ADDR_VALID, - .perm = perm, - .addr = FIELD_GET(EVTQ_2_ADDR, evt[2]), - }; + flt->type = IOMMU_FAULT_PAGE_REQ; + flt->prm = (struct iommu_fault_page_request) { + .flags = IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE, + .grpid = FIELD_GET(EVTQ_1_STAG, evt[1]), + .perm = perm, + .addr = FIELD_GET(EVTQ_2_ADDR, evt[2]), + }; - if (ssid_valid) { - flt->event.flags |= IOMMU_FAULT_UNRECOV_PASID_VALID; - flt->event.pasid = FIELD_GET(EVTQ_0_SSID, evt[0]); - } + if (ssid_valid) { + flt->prm.flags |= IOMMU_FAULT_PAGE_REQUEST_PASID_VALID; + flt->prm.pasid = FIELD_GET(EVTQ_0_SSID, evt[0]); } mutex_lock(&smmu->streams_mutex); @@ -1536,17 +1683,7 @@ static int arm_smmu_handle_evt(struct arm_smmu_device *smmu, u64 *evt) goto out_unlock; } - ret = iommu_report_device_fault(master->dev, &fault_evt); - if (ret && flt->type == IOMMU_FAULT_PAGE_REQ) { - /* Nobody cared, abort the access */ - struct iommu_page_response resp = { - .pasid = flt->prm.pasid, - .grpid = flt->prm.grpid, - .code = IOMMU_PAGE_RESP_FAILURE, - }; - arm_smmu_page_response(master->dev, &fault_evt, &resp); - } - + iommu_report_device_fault(master->dev, &fault_evt); out_unlock: mutex_unlock(&smmu->streams_mutex); return ret; @@ -2025,15 +2162,15 @@ static bool arm_smmu_capable(struct device *dev, enum iommu_cap cap) static struct iommu_domain *arm_smmu_domain_alloc(unsigned type) { - struct arm_smmu_domain *smmu_domain; if (type == IOMMU_DOMAIN_SVA) return arm_smmu_sva_domain_alloc(); + return ERR_PTR(-EOPNOTSUPP); +} - if (type != IOMMU_DOMAIN_UNMANAGED && - type != IOMMU_DOMAIN_DMA && - type != IOMMU_DOMAIN_IDENTITY) - return NULL; +static struct iommu_domain *arm_smmu_domain_alloc_paging(struct device *dev) +{ + struct arm_smmu_domain *smmu_domain; /* * Allocate the domain and initialise some of its data structures. @@ -2042,13 +2179,23 @@ static struct iommu_domain *arm_smmu_domain_alloc(unsigned type) */ smmu_domain = kzalloc(sizeof(*smmu_domain), GFP_KERNEL); if (!smmu_domain) - return NULL; + return ERR_PTR(-ENOMEM); mutex_init(&smmu_domain->init_mutex); INIT_LIST_HEAD(&smmu_domain->devices); spin_lock_init(&smmu_domain->devices_lock); INIT_LIST_HEAD(&smmu_domain->mmu_notifiers); + if (dev) { + struct arm_smmu_master *master = dev_iommu_priv_get(dev); + int ret; + + ret = arm_smmu_domain_finalise(smmu_domain, master->smmu); + if (ret) { + kfree(smmu_domain); + return ERR_PTR(ret); + } + } return &smmu_domain->domain; } @@ -2074,12 +2221,12 @@ static void arm_smmu_domain_free(struct iommu_domain *domain) kfree(smmu_domain); } -static int arm_smmu_domain_finalise_s1(struct arm_smmu_domain *smmu_domain, +static int arm_smmu_domain_finalise_s1(struct arm_smmu_device *smmu, + struct arm_smmu_domain *smmu_domain, struct io_pgtable_cfg *pgtbl_cfg) { int ret; u32 asid; - struct arm_smmu_device *smmu = smmu_domain->smmu; struct arm_smmu_ctx_desc *cd = &smmu_domain->cd; typeof(&pgtbl_cfg->arm_lpae_s1_cfg.tcr) tcr = &pgtbl_cfg->arm_lpae_s1_cfg.tcr; @@ -2111,13 +2258,12 @@ out_unlock: return ret; } -static int arm_smmu_domain_finalise_s2(struct arm_smmu_domain *smmu_domain, +static int arm_smmu_domain_finalise_s2(struct arm_smmu_device *smmu, + struct arm_smmu_domain *smmu_domain, struct io_pgtable_cfg *pgtbl_cfg) { int vmid; - struct arm_smmu_device *smmu = smmu_domain->smmu; struct arm_smmu_s2_cfg *cfg = &smmu_domain->s2_cfg; - typeof(&pgtbl_cfg->arm_lpae_s2_cfg.vtcr) vtcr; /* Reserve VMID 0 for stage-2 bypass STEs */ vmid = ida_alloc_range(&smmu->vmid_map, 1, (1 << smmu->vmid_bits) - 1, @@ -2125,35 +2271,21 @@ static int arm_smmu_domain_finalise_s2(struct arm_smmu_domain *smmu_domain, if (vmid < 0) return vmid; - vtcr = &pgtbl_cfg->arm_lpae_s2_cfg.vtcr; cfg->vmid = (u16)vmid; - cfg->vttbr = pgtbl_cfg->arm_lpae_s2_cfg.vttbr; - cfg->vtcr = FIELD_PREP(STRTAB_STE_2_VTCR_S2T0SZ, vtcr->tsz) | - FIELD_PREP(STRTAB_STE_2_VTCR_S2SL0, vtcr->sl) | - FIELD_PREP(STRTAB_STE_2_VTCR_S2IR0, vtcr->irgn) | - FIELD_PREP(STRTAB_STE_2_VTCR_S2OR0, vtcr->orgn) | - FIELD_PREP(STRTAB_STE_2_VTCR_S2SH0, vtcr->sh) | - FIELD_PREP(STRTAB_STE_2_VTCR_S2TG, vtcr->tg) | - FIELD_PREP(STRTAB_STE_2_VTCR_S2PS, vtcr->ps); return 0; } -static int arm_smmu_domain_finalise(struct iommu_domain *domain) +static int arm_smmu_domain_finalise(struct arm_smmu_domain *smmu_domain, + struct arm_smmu_device *smmu) { int ret; unsigned long ias, oas; enum io_pgtable_fmt fmt; struct io_pgtable_cfg pgtbl_cfg; struct io_pgtable_ops *pgtbl_ops; - int (*finalise_stage_fn)(struct arm_smmu_domain *, - struct io_pgtable_cfg *); - struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); - struct arm_smmu_device *smmu = smmu_domain->smmu; - - if (domain->type == IOMMU_DOMAIN_IDENTITY) { - smmu_domain->stage = ARM_SMMU_DOMAIN_BYPASS; - return 0; - } + int (*finalise_stage_fn)(struct arm_smmu_device *smmu, + struct arm_smmu_domain *smmu_domain, + struct io_pgtable_cfg *pgtbl_cfg); /* Restrict the stage to what we can actually support */ if (!(smmu->features & ARM_SMMU_FEAT_TRANS_S1)) @@ -2192,17 +2324,18 @@ static int arm_smmu_domain_finalise(struct iommu_domain *domain) if (!pgtbl_ops) return -ENOMEM; - domain->pgsize_bitmap = pgtbl_cfg.pgsize_bitmap; - domain->geometry.aperture_end = (1UL << pgtbl_cfg.ias) - 1; - domain->geometry.force_aperture = true; + smmu_domain->domain.pgsize_bitmap = pgtbl_cfg.pgsize_bitmap; + smmu_domain->domain.geometry.aperture_end = (1UL << pgtbl_cfg.ias) - 1; + smmu_domain->domain.geometry.force_aperture = true; - ret = finalise_stage_fn(smmu_domain, &pgtbl_cfg); + ret = finalise_stage_fn(smmu, smmu_domain, &pgtbl_cfg); if (ret < 0) { free_io_pgtable_ops(pgtbl_ops); return ret; } smmu_domain->pgtbl_ops = pgtbl_ops; + smmu_domain->smmu = smmu; return 0; } @@ -2225,7 +2358,8 @@ arm_smmu_get_step_for_sid(struct arm_smmu_device *smmu, u32 sid) } } -static void arm_smmu_install_ste_for_dev(struct arm_smmu_master *master) +static void arm_smmu_install_ste_for_dev(struct arm_smmu_master *master, + const struct arm_smmu_ste *target) { int i, j; struct arm_smmu_device *smmu = master->smmu; @@ -2242,7 +2376,7 @@ static void arm_smmu_install_ste_for_dev(struct arm_smmu_master *master) if (j < i) continue; - arm_smmu_write_strtab_ent(master, sid, step); + arm_smmu_write_ste(master, sid, step, target); } } @@ -2261,12 +2395,12 @@ static bool arm_smmu_ats_supported(struct arm_smmu_master *master) return dev_is_pci(dev) && pci_ats_supported(to_pci_dev(dev)); } -static void arm_smmu_enable_ats(struct arm_smmu_master *master) +static void arm_smmu_enable_ats(struct arm_smmu_master *master, + struct arm_smmu_domain *smmu_domain) { size_t stu; struct pci_dev *pdev; struct arm_smmu_device *smmu = master->smmu; - struct arm_smmu_domain *smmu_domain = master->domain; /* Don't enable ATS at the endpoint if it's not enabled in the STE */ if (!master->ats_enabled) @@ -2282,10 +2416,9 @@ static void arm_smmu_enable_ats(struct arm_smmu_master *master) dev_err(master->dev, "Failed to enable ATS (STU %zu)\n", stu); } -static void arm_smmu_disable_ats(struct arm_smmu_master *master) +static void arm_smmu_disable_ats(struct arm_smmu_master *master, + struct arm_smmu_domain *smmu_domain) { - struct arm_smmu_domain *smmu_domain = master->domain; - if (!master->ats_enabled) return; @@ -2348,35 +2481,28 @@ static void arm_smmu_disable_pasid(struct arm_smmu_master *master) static void arm_smmu_detach_dev(struct arm_smmu_master *master) { + struct iommu_domain *domain = iommu_get_domain_for_dev(master->dev); + struct arm_smmu_domain *smmu_domain; unsigned long flags; - struct arm_smmu_domain *smmu_domain = master->domain; - if (!smmu_domain) + if (!domain || !(domain->type & __IOMMU_DOMAIN_PAGING)) return; - arm_smmu_disable_ats(master); + smmu_domain = to_smmu_domain(domain); + arm_smmu_disable_ats(master, smmu_domain); spin_lock_irqsave(&smmu_domain->devices_lock, flags); - list_del(&master->domain_head); + list_del_init(&master->domain_head); spin_unlock_irqrestore(&smmu_domain->devices_lock, flags); - master->domain = NULL; master->ats_enabled = false; - arm_smmu_install_ste_for_dev(master); - /* - * Clearing the CD entry isn't strictly required to detach the domain - * since the table is uninstalled anyway, but it helps avoid confusion - * in the call to arm_smmu_write_ctx_desc on the next attach (which - * expects the entry to be empty). - */ - if (smmu_domain->stage == ARM_SMMU_DOMAIN_S1 && master->cd_table.cdtab) - arm_smmu_write_ctx_desc(master, IOMMU_NO_PASID, NULL); } static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev) { int ret = 0; unsigned long flags; + struct arm_smmu_ste target; struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev); struct arm_smmu_device *smmu; struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); @@ -2398,15 +2524,10 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev) return -EBUSY; } - arm_smmu_detach_dev(master); - mutex_lock(&smmu_domain->init_mutex); if (!smmu_domain->smmu) { - smmu_domain->smmu = smmu; - ret = arm_smmu_domain_finalise(domain); - if (ret) - smmu_domain->smmu = NULL; + ret = arm_smmu_domain_finalise(smmu_domain, smmu); } else if (smmu_domain->smmu != smmu) ret = -EINVAL; @@ -2414,57 +2535,140 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev) if (ret) return ret; - master->domain = smmu_domain; - /* - * The SMMU does not support enabling ATS with bypass. When the STE is - * in bypass (STE.Config[2:0] == 0b100), ATS Translation Requests and - * Translated transactions are denied as though ATS is disabled for the - * stream (STE.EATS == 0b00), causing F_BAD_ATS_TREQ and - * F_TRANSL_FORBIDDEN events (IHI0070Ea 5.2 Stream Table Entry). + * Prevent arm_smmu_share_asid() from trying to change the ASID + * of either the old or new domain while we are working on it. + * This allows the STE and the smmu_domain->devices list to + * be inconsistent during this routine. */ - if (smmu_domain->stage != ARM_SMMU_DOMAIN_BYPASS) - master->ats_enabled = arm_smmu_ats_supported(master); + mutex_lock(&arm_smmu_asid_lock); + + arm_smmu_detach_dev(master); + + master->ats_enabled = arm_smmu_ats_supported(master); spin_lock_irqsave(&smmu_domain->devices_lock, flags); list_add(&master->domain_head, &smmu_domain->devices); spin_unlock_irqrestore(&smmu_domain->devices_lock, flags); - if (smmu_domain->stage == ARM_SMMU_DOMAIN_S1) { + switch (smmu_domain->stage) { + case ARM_SMMU_DOMAIN_S1: if (!master->cd_table.cdtab) { ret = arm_smmu_alloc_cd_tables(master); - if (ret) { - master->domain = NULL; + if (ret) + goto out_list_del; + } else { + /* + * arm_smmu_write_ctx_desc() relies on the entry being + * invalid to work, clear any existing entry. + */ + ret = arm_smmu_write_ctx_desc(master, IOMMU_NO_PASID, + NULL); + if (ret) goto out_list_del; - } } - /* - * Prevent SVA from concurrently modifying the CD or writing to - * the CD entry - */ - mutex_lock(&arm_smmu_asid_lock); ret = arm_smmu_write_ctx_desc(master, IOMMU_NO_PASID, &smmu_domain->cd); - mutex_unlock(&arm_smmu_asid_lock); - if (ret) { - master->domain = NULL; + if (ret) goto out_list_del; - } - } - arm_smmu_install_ste_for_dev(master); + arm_smmu_make_cdtable_ste(&target, master); + arm_smmu_install_ste_for_dev(master, &target); + break; + case ARM_SMMU_DOMAIN_S2: + arm_smmu_make_s2_domain_ste(&target, master, smmu_domain); + arm_smmu_install_ste_for_dev(master, &target); + if (master->cd_table.cdtab) + arm_smmu_write_ctx_desc(master, IOMMU_NO_PASID, + NULL); + break; + } - arm_smmu_enable_ats(master); - return 0; + arm_smmu_enable_ats(master, smmu_domain); + goto out_unlock; out_list_del: spin_lock_irqsave(&smmu_domain->devices_lock, flags); - list_del(&master->domain_head); + list_del_init(&master->domain_head); spin_unlock_irqrestore(&smmu_domain->devices_lock, flags); +out_unlock: + mutex_unlock(&arm_smmu_asid_lock); return ret; } +static int arm_smmu_attach_dev_ste(struct device *dev, + struct arm_smmu_ste *ste) +{ + struct arm_smmu_master *master = dev_iommu_priv_get(dev); + + if (arm_smmu_master_sva_enabled(master)) + return -EBUSY; + + /* + * Do not allow any ASID to be changed while are working on the STE, + * otherwise we could miss invalidations. + */ + mutex_lock(&arm_smmu_asid_lock); + + /* + * The SMMU does not support enabling ATS with bypass/abort. When the + * STE is in bypass (STE.Config[2:0] == 0b100), ATS Translation Requests + * and Translated transactions are denied as though ATS is disabled for + * the stream (STE.EATS == 0b00), causing F_BAD_ATS_TREQ and + * F_TRANSL_FORBIDDEN events (IHI0070Ea 5.2 Stream Table Entry). + */ + arm_smmu_detach_dev(master); + + arm_smmu_install_ste_for_dev(master, ste); + mutex_unlock(&arm_smmu_asid_lock); + + /* + * This has to be done after removing the master from the + * arm_smmu_domain->devices to avoid races updating the same context + * descriptor from arm_smmu_share_asid(). + */ + if (master->cd_table.cdtab) + arm_smmu_write_ctx_desc(master, IOMMU_NO_PASID, NULL); + return 0; +} + +static int arm_smmu_attach_dev_identity(struct iommu_domain *domain, + struct device *dev) +{ + struct arm_smmu_ste ste; + + arm_smmu_make_bypass_ste(&ste); + return arm_smmu_attach_dev_ste(dev, &ste); +} + +static const struct iommu_domain_ops arm_smmu_identity_ops = { + .attach_dev = arm_smmu_attach_dev_identity, +}; + +static struct iommu_domain arm_smmu_identity_domain = { + .type = IOMMU_DOMAIN_IDENTITY, + .ops = &arm_smmu_identity_ops, +}; + +static int arm_smmu_attach_dev_blocked(struct iommu_domain *domain, + struct device *dev) +{ + struct arm_smmu_ste ste; + + arm_smmu_make_abort_ste(&ste); + return arm_smmu_attach_dev_ste(dev, &ste); +} + +static const struct iommu_domain_ops arm_smmu_blocked_ops = { + .attach_dev = arm_smmu_attach_dev_blocked, +}; + +static struct iommu_domain arm_smmu_blocked_domain = { + .type = IOMMU_DOMAIN_BLOCKED, + .ops = &arm_smmu_blocked_ops, +}; + static int arm_smmu_map_pages(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t pgsize, size_t pgcount, int prot, gfp_t gfp, size_t *mapped) @@ -2658,6 +2862,7 @@ static struct iommu_device *arm_smmu_probe_device(struct device *dev) master->dev = dev; master->smmu = smmu; INIT_LIST_HEAD(&master->bonds); + INIT_LIST_HEAD(&master->domain_head); dev_iommu_priv_set(dev, master); ret = arm_smmu_insert_master(smmu, master); @@ -2699,7 +2904,13 @@ static void arm_smmu_release_device(struct device *dev) if (WARN_ON(arm_smmu_master_sva_enabled(master))) iopf_queue_remove_device(master->smmu->evtq.iopf, dev); - arm_smmu_detach_dev(master); + + /* Put the STE back to what arm_smmu_init_strtab() sets */ + if (disable_bypass && !dev->iommu->require_direct) + arm_smmu_attach_dev_blocked(&arm_smmu_blocked_domain, dev); + else + arm_smmu_attach_dev_identity(&arm_smmu_identity_domain, dev); + arm_smmu_disable_pasid(master); arm_smmu_remove_master(master); if (master->cd_table.cdtab) @@ -2739,7 +2950,8 @@ static int arm_smmu_enable_nesting(struct iommu_domain *domain) return ret; } -static int arm_smmu_of_xlate(struct device *dev, struct of_phandle_args *args) +static int arm_smmu_of_xlate(struct device *dev, + const struct of_phandle_args *args) { return iommu_fwspec_add_ids(dev, args->args, 1); } @@ -2844,8 +3056,11 @@ static void arm_smmu_remove_dev_pasid(struct device *dev, ioasid_t pasid) } static struct iommu_ops arm_smmu_ops = { + .identity_domain = &arm_smmu_identity_domain, + .blocked_domain = &arm_smmu_blocked_domain, .capable = arm_smmu_capable, .domain_alloc = arm_smmu_domain_alloc, + .domain_alloc_paging = arm_smmu_domain_alloc_paging, .probe_device = arm_smmu_probe_device, .release_device = arm_smmu_release_device, .device_group = arm_smmu_device_group, @@ -3049,7 +3264,7 @@ static int arm_smmu_init_strtab_linear(struct arm_smmu_device *smmu) reg |= FIELD_PREP(STRTAB_BASE_CFG_LOG2SIZE, smmu->sid_bits); cfg->strtab_base_cfg = reg; - arm_smmu_init_bypass_stes(strtab, cfg->num_l1_ents, false); + arm_smmu_init_initial_stes(strtab, cfg->num_l1_ents); return 0; } @@ -3125,7 +3340,8 @@ static int arm_smmu_update_gbpa(struct arm_smmu_device *smmu, u32 set, u32 clr) static void arm_smmu_free_msis(void *data) { struct device *dev = data; - platform_msi_domain_free_irqs(dev); + + platform_device_msi_free_irqs_all(dev); } static void arm_smmu_write_msi_msg(struct msi_desc *desc, struct msi_msg *msg) @@ -3166,7 +3382,7 @@ static void arm_smmu_setup_msis(struct arm_smmu_device *smmu) } /* Allocate MSIs for evtq, gerror and priq. Ignore cmdq */ - ret = platform_msi_domain_alloc_irqs(dev, nvec, arm_smmu_write_msi_msg); + ret = platform_device_msi_init_and_alloc_irqs(dev, nvec, arm_smmu_write_msi_msg); if (ret) { dev_warn(dev, "failed to allocate MSIs - falling back to wired irqs\n"); return; @@ -3760,7 +3976,6 @@ static void arm_smmu_rmr_install_bypass_ste(struct arm_smmu_device *smmu) iort_get_rmr_sids(dev_fwnode(smmu->dev), &rmr_list); list_for_each_entry(e, &rmr_list, list) { - struct arm_smmu_ste *step; struct iommu_iort_rmr_data *rmr; int ret, i; @@ -3773,8 +3988,12 @@ static void arm_smmu_rmr_install_bypass_ste(struct arm_smmu_device *smmu) continue; } - step = arm_smmu_get_step_for_sid(smmu, rmr->sids[i]); - arm_smmu_init_bypass_stes(step, 1, true); + /* + * STE table is not programmed to HW, see + * arm_smmu_initial_bypass_stes() + */ + arm_smmu_make_bypass_ste( + arm_smmu_get_step_for_sid(smmu, rmr->sids[i])); } } diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h index 65fb388d5173..23baf117e7e4 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h @@ -609,8 +609,6 @@ struct arm_smmu_ctx_desc_cfg { struct arm_smmu_s2_cfg { u16 vmid; - u64 vttbr; - u64 vtcr; }; struct arm_smmu_strtab_cfg { @@ -697,7 +695,6 @@ struct arm_smmu_stream { struct arm_smmu_master { struct arm_smmu_device *smmu; struct device *dev; - struct arm_smmu_domain *domain; struct list_head domain_head; struct arm_smmu_stream *streams; /* Locked by the iommu core using the group mutex */ @@ -715,7 +712,6 @@ struct arm_smmu_master { enum arm_smmu_domain_stage { ARM_SMMU_DOMAIN_S1 = 0, ARM_SMMU_DOMAIN_S2, - ARM_SMMU_DOMAIN_BYPASS, }; struct arm_smmu_domain { diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c index 8b04ece00420..5c7cfc51b57c 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -260,6 +260,7 @@ static const struct of_device_id qcom_smmu_client_of_match[] __maybe_unused = { { .compatible = "qcom,sm6375-mdss" }, { .compatible = "qcom,sm8150-mdss" }, { .compatible = "qcom,sm8250-mdss" }, + { .compatible = "qcom,x1e80100-mdss" }, { } }; diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.c b/drivers/iommu/arm/arm-smmu/arm-smmu.c index 68b6bc5e7c71..c572d877b0e1 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu.c @@ -859,10 +859,14 @@ static void arm_smmu_destroy_domain_context(struct arm_smmu_domain *smmu_domain) arm_smmu_rpm_put(smmu); } -static struct iommu_domain *arm_smmu_domain_alloc_paging(struct device *dev) +static struct iommu_domain *arm_smmu_domain_alloc(unsigned type) { struct arm_smmu_domain *smmu_domain; + if (type != IOMMU_DOMAIN_UNMANAGED) { + if (using_legacy_binding || type != IOMMU_DOMAIN_DMA) + return NULL; + } /* * Allocate the domain and initialise some of its data structures. * We can't really do anything meaningful until we've added a @@ -875,15 +879,6 @@ static struct iommu_domain *arm_smmu_domain_alloc_paging(struct device *dev) mutex_init(&smmu_domain->init_mutex); spin_lock_init(&smmu_domain->cb_lock); - if (dev) { - struct arm_smmu_master_cfg *cfg = dev_iommu_priv_get(dev); - - if (arm_smmu_init_domain_context(smmu_domain, cfg->smmu, dev)) { - kfree(smmu_domain); - return NULL; - } - } - return &smmu_domain->domain; } @@ -1551,7 +1546,8 @@ static int arm_smmu_set_pgtable_quirks(struct iommu_domain *domain, return ret; } -static int arm_smmu_of_xlate(struct device *dev, struct of_phandle_args *args) +static int arm_smmu_of_xlate(struct device *dev, + const struct of_phandle_args *args) { u32 mask, fwid = 0; @@ -1600,7 +1596,7 @@ static struct iommu_ops arm_smmu_ops = { .identity_domain = &arm_smmu_identity_domain, .blocked_domain = &arm_smmu_blocked_domain, .capable = arm_smmu_capable, - .domain_alloc_paging = arm_smmu_domain_alloc_paging, + .domain_alloc = arm_smmu_domain_alloc, .probe_device = arm_smmu_probe_device, .release_device = arm_smmu_release_device, .probe_finalize = arm_smmu_probe_finalize, diff --git a/drivers/iommu/arm/arm-smmu/qcom_iommu.c b/drivers/iommu/arm/arm-smmu/qcom_iommu.c index 17a1c163fef6..e079bb7a993e 100644 --- a/drivers/iommu/arm/arm-smmu/qcom_iommu.c +++ b/drivers/iommu/arm/arm-smmu/qcom_iommu.c @@ -546,7 +546,8 @@ static struct iommu_device *qcom_iommu_probe_device(struct device *dev) return &qcom_iommu->iommu; } -static int qcom_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) +static int qcom_iommu_of_xlate(struct device *dev, + const struct of_phandle_args *args) { struct qcom_iommu_dev *qcom_iommu; struct platform_device *iommu_pdev; diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index 50ccc4f1ef81..b58f5a3311c3 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -859,6 +859,11 @@ static dma_addr_t __iommu_dma_map(struct device *dev, phys_addr_t phys, iommu_deferred_attach(dev, domain)) return DMA_MAPPING_ERROR; + /* If anyone ever wants this we'd need support in the IOVA allocator */ + if (dev_WARN_ONCE(dev, dma_get_min_align_mask(dev) > iova_mask(iovad), + "Unsupported alignment constraint\n")) + return DMA_MAPPING_ERROR; + size = iova_align(iovad, size + iova_off); iova = iommu_dma_alloc_iova(domain, size, dma_mask, dev); diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index 2c6e9094f1e9..d98c9161948a 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -1431,7 +1431,7 @@ static void exynos_iommu_release_device(struct device *dev) } static int exynos_iommu_of_xlate(struct device *dev, - struct of_phandle_args *spec) + const struct of_phandle_args *spec) { struct platform_device *sysmmu = of_find_device_by_node(spec->np); struct exynos_iommu_owner *owner = dev_iommu_priv_get(dev); diff --git a/drivers/iommu/intel/Kconfig b/drivers/iommu/intel/Kconfig index 012cd2541a68..6cf9f48e7d8c 100644 --- a/drivers/iommu/intel/Kconfig +++ b/drivers/iommu/intel/Kconfig @@ -51,6 +51,7 @@ config INTEL_IOMMU_SVM depends on X86_64 select MMU_NOTIFIER select IOMMU_SVA + select IOMMU_IOPF help Shared Virtual Memory (SVM) provides a facility for devices to access DMA resources through process address space by @@ -64,17 +65,6 @@ config INTEL_IOMMU_DEFAULT_ON one is found. If this option is not selected, DMAR support can be enabled by passing intel_iommu=on to the kernel. -config INTEL_IOMMU_BROKEN_GFX_WA - bool "Workaround broken graphics drivers (going away soon)" - depends on BROKEN && X86 - help - Current Graphics drivers tend to use physical address - for DMA and avoid using DMA APIs. Setting this config - option permits the IOMMU driver to set a unity map for - all the OS-visible memory. Hence the driver can continue - to use physical addresses for DMA, at least until this - option is removed in the 2.6.32 kernel. - config INTEL_IOMMU_FLOPPY_WA def_bool y depends on X86 diff --git a/drivers/iommu/intel/Makefile b/drivers/iommu/intel/Makefile index 5dabf081a779..5402b699a122 100644 --- a/drivers/iommu/intel/Makefile +++ b/drivers/iommu/intel/Makefile @@ -5,5 +5,7 @@ obj-$(CONFIG_DMAR_TABLE) += trace.o cap_audit.o obj-$(CONFIG_DMAR_PERF) += perf.o obj-$(CONFIG_INTEL_IOMMU_DEBUGFS) += debugfs.o obj-$(CONFIG_INTEL_IOMMU_SVM) += svm.o +ifdef CONFIG_INTEL_IOMMU obj-$(CONFIG_IRQ_REMAP) += irq_remapping.o +endif obj-$(CONFIG_INTEL_IOMMU_PERF_EVENTS) += perfmon.o diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c index 23cb80d62a9a..36d7427b1202 100644 --- a/drivers/iommu/intel/dmar.c +++ b/drivers/iommu/intel/dmar.c @@ -1095,7 +1095,9 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd) iommu->agaw = agaw; iommu->msagaw = msagaw; iommu->segment = drhd->segment; - + iommu->device_rbtree = RB_ROOT; + spin_lock_init(&iommu->device_rbtree_lock); + mutex_init(&iommu->iopf_lock); iommu->node = NUMA_NO_NODE; ver = readl(iommu->reg + DMAR_VER_REG); @@ -1271,6 +1273,8 @@ static int qi_check_fault(struct intel_iommu *iommu, int index, int wait_index) { u32 fault; int head, tail; + struct device *dev; + u64 iqe_err, ite_sid; struct q_inval *qi = iommu->qi; int shift = qi_shift(iommu); @@ -1315,6 +1319,13 @@ static int qi_check_fault(struct intel_iommu *iommu, int index, int wait_index) tail = readl(iommu->reg + DMAR_IQT_REG); tail = ((tail >> shift) - 1 + QI_LENGTH) % QI_LENGTH; + /* + * SID field is valid only when the ITE field is Set in FSTS_REG + * see Intel VT-d spec r4.1, section 11.4.9.9 + */ + iqe_err = dmar_readq(iommu->reg + DMAR_IQER_REG); + ite_sid = DMAR_IQER_REG_ITESID(iqe_err); + writel(DMA_FSTS_ITE, iommu->reg + DMAR_FSTS_REG); pr_info("Invalidation Time-out Error (ITE) cleared\n"); @@ -1324,6 +1335,19 @@ static int qi_check_fault(struct intel_iommu *iommu, int index, int wait_index) head = (head - 2 + QI_LENGTH) % QI_LENGTH; } while (head != tail); + /* + * If device was released or isn't present, no need to retry + * the ATS invalidate request anymore. + * + * 0 value of ite_sid means old VT-d device, no ite_sid value. + * see Intel VT-d spec r4.1, section 11.4.9.9 + */ + if (ite_sid) { + dev = device_rbtree_find(iommu, ite_sid); + if (!dev || !dev_is_pci(dev) || + !pci_device_is_present(to_pci_dev(dev))) + return -ETIMEDOUT; + } if (qi->desc_status[wait_index] == QI_ABORT) return -EAGAIN; } diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 6fb5f6fceea1..50eb9aed47cc 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -27,7 +27,6 @@ #include "iommu.h" #include "../dma-iommu.h" #include "../irq_remapping.h" -#include "../iommu-sva.h" #include "pasid.h" #include "cap_audit.h" #include "perfmon.h" @@ -97,6 +96,81 @@ static phys_addr_t root_entry_uctp(struct root_entry *re) return re->hi & VTD_PAGE_MASK; } +static int device_rid_cmp_key(const void *key, const struct rb_node *node) +{ + struct device_domain_info *info = + rb_entry(node, struct device_domain_info, node); + const u16 *rid_lhs = key; + + if (*rid_lhs < PCI_DEVID(info->bus, info->devfn)) + return -1; + + if (*rid_lhs > PCI_DEVID(info->bus, info->devfn)) + return 1; + + return 0; +} + +static int device_rid_cmp(struct rb_node *lhs, const struct rb_node *rhs) +{ + struct device_domain_info *info = + rb_entry(lhs, struct device_domain_info, node); + u16 key = PCI_DEVID(info->bus, info->devfn); + + return device_rid_cmp_key(&key, rhs); +} + +/* + * Looks up an IOMMU-probed device using its source ID. + * + * Returns the pointer to the device if there is a match. Otherwise, + * returns NULL. + * + * Note that this helper doesn't guarantee that the device won't be + * released by the iommu subsystem after being returned. The caller + * should use its own synchronization mechanism to avoid the device + * being released during its use if its possibly the case. + */ +struct device *device_rbtree_find(struct intel_iommu *iommu, u16 rid) +{ + struct device_domain_info *info = NULL; + struct rb_node *node; + unsigned long flags; + + spin_lock_irqsave(&iommu->device_rbtree_lock, flags); + node = rb_find(&rid, &iommu->device_rbtree, device_rid_cmp_key); + if (node) + info = rb_entry(node, struct device_domain_info, node); + spin_unlock_irqrestore(&iommu->device_rbtree_lock, flags); + + return info ? info->dev : NULL; +} + +static int device_rbtree_insert(struct intel_iommu *iommu, + struct device_domain_info *info) +{ + struct rb_node *curr; + unsigned long flags; + + spin_lock_irqsave(&iommu->device_rbtree_lock, flags); + curr = rb_find_add(&info->node, &iommu->device_rbtree, device_rid_cmp); + spin_unlock_irqrestore(&iommu->device_rbtree_lock, flags); + if (WARN_ON(curr)) + return -EEXIST; + + return 0; +} + +static void device_rbtree_remove(struct device_domain_info *info) +{ + struct intel_iommu *iommu = info->iommu; + unsigned long flags; + + spin_lock_irqsave(&iommu->device_rbtree_lock, flags); + rb_erase(&info->node, &iommu->device_rbtree); + spin_unlock_irqrestore(&iommu->device_rbtree_lock, flags); +} + /* * This domain is a statically identity mapping domain. * 1. This domain creats a static 1:1 mapping to all usable memory. @@ -396,8 +470,6 @@ static int domain_update_device_node(struct dmar_domain *domain) return nid; } -static void domain_update_iotlb(struct dmar_domain *domain); - /* Return the super pagesize bitmap if supported. */ static unsigned long domain_super_pgsize_bitmap(struct dmar_domain *domain) { @@ -1218,7 +1290,7 @@ domain_lookup_dev_info(struct dmar_domain *domain, return NULL; } -static void domain_update_iotlb(struct dmar_domain *domain) +void domain_update_iotlb(struct dmar_domain *domain) { struct dev_pasid_info *dev_pasid; struct device_domain_info *info; @@ -1368,6 +1440,46 @@ static void domain_flush_pasid_iotlb(struct intel_iommu *iommu, spin_unlock_irqrestore(&domain->lock, flags); } +static void __iommu_flush_iotlb_psi(struct intel_iommu *iommu, u16 did, + unsigned long pfn, unsigned int pages, + int ih) +{ + unsigned int aligned_pages = __roundup_pow_of_two(pages); + unsigned long bitmask = aligned_pages - 1; + unsigned int mask = ilog2(aligned_pages); + u64 addr = (u64)pfn << VTD_PAGE_SHIFT; + + /* + * PSI masks the low order bits of the base address. If the + * address isn't aligned to the mask, then compute a mask value + * needed to ensure the target range is flushed. + */ + if (unlikely(bitmask & pfn)) { + unsigned long end_pfn = pfn + pages - 1, shared_bits; + + /* + * Since end_pfn <= pfn + bitmask, the only way bits + * higher than bitmask can differ in pfn and end_pfn is + * by carrying. This means after masking out bitmask, + * high bits starting with the first set bit in + * shared_bits are all equal in both pfn and end_pfn. + */ + shared_bits = ~(pfn ^ end_pfn) & ~bitmask; + mask = shared_bits ? __ffs(shared_bits) : BITS_PER_LONG; + } + + /* + * Fallback to domain selective flush if no PSI support or + * the size is too big. + */ + if (!cap_pgsel_inv(iommu->cap) || mask > cap_max_amask_val(iommu->cap)) + iommu->flush.flush_iotlb(iommu, did, 0, 0, + DMA_TLB_DSI_FLUSH); + else + iommu->flush.flush_iotlb(iommu, did, addr | ih, mask, + DMA_TLB_PSI_FLUSH); +} + static void iommu_flush_iotlb_psi(struct intel_iommu *iommu, struct dmar_domain *domain, unsigned long pfn, unsigned int pages, @@ -1384,42 +1496,10 @@ static void iommu_flush_iotlb_psi(struct intel_iommu *iommu, if (ih) ih = 1 << 6; - if (domain->use_first_level) { + if (domain->use_first_level) domain_flush_pasid_iotlb(iommu, domain, addr, pages, ih); - } else { - unsigned long bitmask = aligned_pages - 1; - - /* - * PSI masks the low order bits of the base address. If the - * address isn't aligned to the mask, then compute a mask value - * needed to ensure the target range is flushed. - */ - if (unlikely(bitmask & pfn)) { - unsigned long end_pfn = pfn + pages - 1, shared_bits; - - /* - * Since end_pfn <= pfn + bitmask, the only way bits - * higher than bitmask can differ in pfn and end_pfn is - * by carrying. This means after masking out bitmask, - * high bits starting with the first set bit in - * shared_bits are all equal in both pfn and end_pfn. - */ - shared_bits = ~(pfn ^ end_pfn) & ~bitmask; - mask = shared_bits ? __ffs(shared_bits) : BITS_PER_LONG; - } - - /* - * Fallback to domain selective flush if no PSI support or - * the size is too big. - */ - if (!cap_pgsel_inv(iommu->cap) || - mask > cap_max_amask_val(iommu->cap)) - iommu->flush.flush_iotlb(iommu, did, 0, 0, - DMA_TLB_DSI_FLUSH); - else - iommu->flush.flush_iotlb(iommu, did, addr | ih, mask, - DMA_TLB_PSI_FLUSH); - } + else + __iommu_flush_iotlb_psi(iommu, did, pfn, pages, ih); /* * In caching mode, changes of pages from non-present to present require @@ -1443,6 +1523,46 @@ static void __mapping_notify_one(struct intel_iommu *iommu, struct dmar_domain * iommu_flush_write_buffer(iommu); } +/* + * Flush the relevant caches in nested translation if the domain + * also serves as a parent + */ +static void parent_domain_flush(struct dmar_domain *domain, + unsigned long pfn, + unsigned long pages, int ih) +{ + struct dmar_domain *s1_domain; + + spin_lock(&domain->s1_lock); + list_for_each_entry(s1_domain, &domain->s1_domains, s2_link) { + struct device_domain_info *device_info; + struct iommu_domain_info *info; + unsigned long flags; + unsigned long i; + + xa_for_each(&s1_domain->iommu_array, i, info) + __iommu_flush_iotlb_psi(info->iommu, info->did, + pfn, pages, ih); + + if (!s1_domain->has_iotlb_device) + continue; + + spin_lock_irqsave(&s1_domain->lock, flags); + list_for_each_entry(device_info, &s1_domain->devices, link) + /* + * Address translation cache in device side caches the + * result of nested translation. There is no easy way + * to identify the exact set of nested translations + * affected by a change in S2. So just flush the entire + * device cache. + */ + __iommu_flush_dev_iotlb(device_info, 0, + MAX_AGAW_PFN_WIDTH); + spin_unlock_irqrestore(&s1_domain->lock, flags); + } + spin_unlock(&domain->s1_lock); +} + static void intel_flush_iotlb_all(struct iommu_domain *domain) { struct dmar_domain *dmar_domain = to_dmar_domain(domain); @@ -1462,6 +1582,9 @@ static void intel_flush_iotlb_all(struct iommu_domain *domain) if (!cap_caching_mode(iommu->cap)) iommu_flush_dev_iotlb(dmar_domain, 0, MAX_AGAW_PFN_WIDTH); } + + if (dmar_domain->nested_parent) + parent_domain_flush(dmar_domain, 0, -1, 0); } static void iommu_disable_protect_mem_regions(struct intel_iommu *iommu) @@ -1727,34 +1850,17 @@ static void domain_exit(struct dmar_domain *domain) kfree(domain); } -/* - * Get the PASID directory size for scalable mode context entry. - * Value of X in the PDTS field of a scalable mode context entry - * indicates PASID directory with 2^(X + 7) entries. - */ -static unsigned long context_get_sm_pds(struct pasid_table *table) -{ - unsigned long pds, max_pde; - - max_pde = table->max_pasid >> PASID_PDE_SHIFT; - pds = find_first_bit(&max_pde, MAX_NR_PASID_BITS); - if (pds < 7) - return 0; - - return pds - 7; -} - static int domain_context_mapping_one(struct dmar_domain *domain, struct intel_iommu *iommu, - struct pasid_table *table, u8 bus, u8 devfn) { struct device_domain_info *info = domain_lookup_dev_info(domain, iommu, bus, devfn); u16 did = domain_id_iommu(domain, iommu); int translation = CONTEXT_TT_MULTI_LEVEL; + struct dma_pte *pgd = domain->pgd; struct context_entry *context; - int ret; + int agaw, ret; if (hw_pass_through && domain_type_is_si(domain)) translation = CONTEXT_TT_PASS_THROUGH; @@ -1797,65 +1903,37 @@ static int domain_context_mapping_one(struct dmar_domain *domain, } context_clear_entry(context); + context_set_domain_id(context, did); - if (sm_supported(iommu)) { - unsigned long pds; - - /* Setup the PASID DIR pointer: */ - pds = context_get_sm_pds(table); - context->lo = (u64)virt_to_phys(table->table) | - context_pdts(pds); - - /* Setup the RID_PASID field: */ - context_set_sm_rid2pasid(context, IOMMU_NO_PASID); - + if (translation != CONTEXT_TT_PASS_THROUGH) { /* - * Setup the Device-TLB enable bit and Page request - * Enable bit: + * Skip top levels of page tables for iommu which has + * less agaw than default. Unnecessary for PT mode. */ - if (info && info->ats_supported) - context_set_sm_dte(context); - if (info && info->pri_supported) - context_set_sm_pre(context); - if (info && info->pasid_supported) - context_set_pasid(context); - } else { - struct dma_pte *pgd = domain->pgd; - int agaw; - - context_set_domain_id(context, did); - - if (translation != CONTEXT_TT_PASS_THROUGH) { - /* - * Skip top levels of page tables for iommu which has - * less agaw than default. Unnecessary for PT mode. - */ - for (agaw = domain->agaw; agaw > iommu->agaw; agaw--) { - ret = -ENOMEM; - pgd = phys_to_virt(dma_pte_addr(pgd)); - if (!dma_pte_present(pgd)) - goto out_unlock; - } - - if (info && info->ats_supported) - translation = CONTEXT_TT_DEV_IOTLB; - else - translation = CONTEXT_TT_MULTI_LEVEL; - - context_set_address_root(context, virt_to_phys(pgd)); - context_set_address_width(context, agaw); - } else { - /* - * In pass through mode, AW must be programmed to - * indicate the largest AGAW value supported by - * hardware. And ASR is ignored by hardware. - */ - context_set_address_width(context, iommu->msagaw); + for (agaw = domain->agaw; agaw > iommu->agaw; agaw--) { + ret = -ENOMEM; + pgd = phys_to_virt(dma_pte_addr(pgd)); + if (!dma_pte_present(pgd)) + goto out_unlock; } - context_set_translation_type(context, translation); + if (info && info->ats_supported) + translation = CONTEXT_TT_DEV_IOTLB; + else + translation = CONTEXT_TT_MULTI_LEVEL; + + context_set_address_root(context, virt_to_phys(pgd)); + context_set_address_width(context, agaw); + } else { + /* + * In pass through mode, AW must be programmed to + * indicate the largest AGAW value supported by + * hardware. And ASR is ignored by hardware. + */ + context_set_address_width(context, iommu->msagaw); } + context_set_translation_type(context, translation); context_set_fault_enable(context); context_set_present(context); if (!ecap_coherent(iommu->ecap)) @@ -1885,43 +1963,29 @@ out_unlock: return ret; } -struct domain_context_mapping_data { - struct dmar_domain *domain; - struct intel_iommu *iommu; - struct pasid_table *table; -}; - static int domain_context_mapping_cb(struct pci_dev *pdev, u16 alias, void *opaque) { - struct domain_context_mapping_data *data = opaque; + struct device_domain_info *info = dev_iommu_priv_get(&pdev->dev); + struct intel_iommu *iommu = info->iommu; + struct dmar_domain *domain = opaque; - return domain_context_mapping_one(data->domain, data->iommu, - data->table, PCI_BUS_NUM(alias), - alias & 0xff); + return domain_context_mapping_one(domain, iommu, + PCI_BUS_NUM(alias), alias & 0xff); } static int domain_context_mapping(struct dmar_domain *domain, struct device *dev) { struct device_domain_info *info = dev_iommu_priv_get(dev); - struct domain_context_mapping_data data; struct intel_iommu *iommu = info->iommu; u8 bus = info->bus, devfn = info->devfn; - struct pasid_table *table; - - table = intel_pasid_get_table(dev); if (!dev_is_pci(dev)) - return domain_context_mapping_one(domain, iommu, table, - bus, devfn); - - data.domain = domain; - data.iommu = iommu; - data.table = table; + return domain_context_mapping_one(domain, iommu, bus, devfn); return pci_for_each_dma_alias(to_pci_dev(dev), - &domain_context_mapping_cb, &data); + domain_context_mapping_cb, domain); } /* Returns a number of VTD pages, but aligned to MM page size */ @@ -1985,6 +2049,9 @@ static void switch_to_super_page(struct dmar_domain *domain, iommu_flush_iotlb_psi(info->iommu, domain, start_pfn, lvl_pages, 0, 0); + if (domain->nested_parent) + parent_domain_flush(domain, start_pfn, + lvl_pages, 0); } pte++; @@ -2108,9 +2175,6 @@ static void domain_context_clear_one(struct device_domain_info *info, u8 bus, u8 struct context_entry *context; u16 did_old; - if (!iommu) - return; - spin_lock(&iommu->lock); context = iommu_context_addr(iommu, bus, devfn, 0); if (!context) { @@ -2118,14 +2182,7 @@ static void domain_context_clear_one(struct device_domain_info *info, u8 bus, u8 return; } - if (sm_supported(iommu)) { - if (hw_pass_through && domain_type_is_si(info->domain)) - did_old = FLPT_DEFAULT_DID; - else - did_old = domain_id_iommu(info->domain, iommu); - } else { - did_old = context_domain_id(context); - } + did_old = context_domain_id(context); context_clear_entry(context); __iommu_flush_cache(iommu, context, sizeof(*context)); @@ -2136,9 +2193,6 @@ static void domain_context_clear_one(struct device_domain_info *info, u8 bus, u8 DMA_CCMD_MASK_NOBIT, DMA_CCMD_DEVICE_INVL); - if (sm_supported(iommu)) - qi_flush_pasid_cache(iommu, did_old, QI_PC_ALL_PASIDS, 0); - iommu->flush.flush_iotlb(iommu, did_old, 0, @@ -2278,28 +2332,19 @@ static int dmar_domain_attach_device(struct dmar_domain *domain, list_add(&info->link, &domain->devices); spin_unlock_irqrestore(&domain->lock, flags); - /* PASID table is mandatory for a PCI device in scalable mode. */ - if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev)) { - /* Setup the PASID entry for requests without PASID: */ - if (hw_pass_through && domain_type_is_si(domain)) - ret = intel_pasid_setup_pass_through(iommu, - dev, IOMMU_NO_PASID); - else if (domain->use_first_level) - ret = domain_setup_first_level(iommu, domain, dev, - IOMMU_NO_PASID); - else - ret = intel_pasid_setup_second_level(iommu, domain, - dev, IOMMU_NO_PASID); - if (ret) { - dev_err(dev, "Setup RID2PASID failed\n"); - device_block_translation(dev); - return ret; - } - } + if (dev_is_real_dma_subdevice(dev)) + return 0; + + if (!sm_supported(iommu)) + ret = domain_context_mapping(domain, dev); + else if (hw_pass_through && domain_type_is_si(domain)) + ret = intel_pasid_setup_pass_through(iommu, dev, IOMMU_NO_PASID); + else if (domain->use_first_level) + ret = domain_setup_first_level(iommu, domain, dev, IOMMU_NO_PASID); + else + ret = intel_pasid_setup_second_level(iommu, domain, dev, IOMMU_NO_PASID); - ret = domain_context_mapping(domain, dev); if (ret) { - dev_err(dev, "Domain context map failed\n"); device_block_translation(dev); return ret; } @@ -2660,10 +2705,6 @@ static int __init init_dmars(void) iommu_set_root_entry(iommu); } -#ifdef CONFIG_INTEL_IOMMU_BROKEN_GFX_WA - dmar_map_gfx = 0; -#endif - if (!dmar_map_gfx) iommu_identity_mapping |= IDENTMAP_GFX; @@ -3747,30 +3788,6 @@ static void domain_context_clear(struct device_domain_info *info) &domain_context_clear_one_cb, info); } -static void dmar_remove_one_dev_info(struct device *dev) -{ - struct device_domain_info *info = dev_iommu_priv_get(dev); - struct dmar_domain *domain = info->domain; - struct intel_iommu *iommu = info->iommu; - unsigned long flags; - - if (!dev_is_real_dma_subdevice(info->dev)) { - if (dev_is_pci(info->dev) && sm_supported(iommu)) - intel_pasid_tear_down_entry(iommu, info->dev, - IOMMU_NO_PASID, false); - - iommu_disable_pci_caps(info); - domain_context_clear(info); - } - - spin_lock_irqsave(&domain->lock, flags); - list_del(&info->link); - spin_unlock_irqrestore(&domain->lock, flags); - - domain_detach_iommu(domain, iommu); - info->domain = NULL; -} - /* * Clear the page table pointer in context or pasid table entries so that * all DMA requests without PASID from the device are blocked. If the page @@ -3883,6 +3900,7 @@ intel_iommu_domain_alloc_user(struct device *dev, u32 flags, bool dirty_tracking = flags & IOMMU_HWPT_ALLOC_DIRTY_TRACKING; bool nested_parent = flags & IOMMU_HWPT_ALLOC_NEST_PARENT; struct intel_iommu *iommu = info->iommu; + struct dmar_domain *dmar_domain; struct iommu_domain *domain; /* Must be NESTING domain */ @@ -3908,11 +3926,16 @@ intel_iommu_domain_alloc_user(struct device *dev, u32 flags, if (!domain) return ERR_PTR(-ENOMEM); - if (nested_parent) - to_dmar_domain(domain)->nested_parent = true; + dmar_domain = to_dmar_domain(domain); + + if (nested_parent) { + dmar_domain->nested_parent = true; + INIT_LIST_HEAD(&dmar_domain->s1_domains); + spin_lock_init(&dmar_domain->s1_lock); + } if (dirty_tracking) { - if (to_dmar_domain(domain)->use_first_level) { + if (dmar_domain->use_first_level) { iommu_domain_free(domain); return ERR_PTR(-EOPNOTSUPP); } @@ -3924,8 +3947,12 @@ intel_iommu_domain_alloc_user(struct device *dev, u32 flags, static void intel_iommu_domain_free(struct iommu_domain *domain) { + struct dmar_domain *dmar_domain = to_dmar_domain(domain); + + WARN_ON(dmar_domain->nested_parent && + !list_empty(&dmar_domain->s1_domains)); if (domain != &si_domain->domain) - domain_exit(to_dmar_domain(domain)); + domain_exit(dmar_domain); } int prepare_domain_attach_device(struct iommu_domain *domain, @@ -3965,6 +3992,10 @@ int prepare_domain_attach_device(struct iommu_domain *domain, dmar_domain->agaw--; } + if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev) && + context_copied(iommu, info->bus, info->devfn)) + return intel_pasid_setup_sm_context(dev); + return 0; } @@ -4107,6 +4138,9 @@ static void intel_iommu_tlb_sync(struct iommu_domain *domain, start_pfn, nrpages, list_empty(&gather->freelist), 0); + if (dmar_domain->nested_parent) + parent_domain_flush(dmar_domain, start_pfn, nrpages, + list_empty(&gather->freelist)); put_pages_list(&gather->freelist); } @@ -4265,26 +4299,50 @@ static struct iommu_device *intel_iommu_probe_device(struct device *dev) } dev_iommu_priv_set(dev, info); + ret = device_rbtree_insert(iommu, info); + if (ret) + goto free; if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev)) { ret = intel_pasid_alloc_table(dev); if (ret) { dev_err(dev, "PASID table allocation failed\n"); - kfree(info); - return ERR_PTR(ret); + goto clear_rbtree; + } + + if (!context_copied(iommu, info->bus, info->devfn)) { + ret = intel_pasid_setup_sm_context(dev); + if (ret) + goto free_table; } } intel_iommu_debugfs_create_dev(info); return &iommu->iommu; +free_table: + intel_pasid_free_table(dev); +clear_rbtree: + device_rbtree_remove(info); +free: + kfree(info); + + return ERR_PTR(ret); } static void intel_iommu_release_device(struct device *dev) { struct device_domain_info *info = dev_iommu_priv_get(dev); + struct intel_iommu *iommu = info->iommu; + + mutex_lock(&iommu->iopf_lock); + device_rbtree_remove(info); + mutex_unlock(&iommu->iopf_lock); + + if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev) && + !context_copied(iommu, info->bus, info->devfn)) + intel_pasid_teardown_sm_context(dev); - dmar_remove_one_dev_info(dev); intel_pasid_free_table(dev); intel_iommu_debugfs_remove_dev(info); kfree(info); @@ -4427,23 +4485,15 @@ static int intel_iommu_enable_iopf(struct device *dev) if (ret) return ret; - ret = iommu_register_device_fault_handler(dev, iommu_queue_iopf, dev); - if (ret) - goto iopf_remove_device; - ret = pci_enable_pri(pdev, PRQ_DEPTH); - if (ret) - goto iopf_unregister_handler; + if (ret) { + iopf_queue_remove_device(iommu->iopf_queue, dev); + return ret; + } + info->pri_enabled = 1; return 0; - -iopf_unregister_handler: - iommu_unregister_device_fault_handler(dev); -iopf_remove_device: - iopf_queue_remove_device(iommu->iopf_queue, dev); - - return ret; } static int intel_iommu_disable_iopf(struct device *dev) @@ -4464,14 +4514,7 @@ static int intel_iommu_disable_iopf(struct device *dev) */ pci_disable_pri(to_pci_dev(dev)); info->pri_enabled = 0; - - /* - * With PRI disabled and outstanding PRQs drained, unregistering - * fault handler and removing device from iopf queue should never - * fail. - */ - WARN_ON(iommu_unregister_device_fault_handler(dev)); - WARN_ON(iopf_queue_remove_device(iommu->iopf_queue, dev)); + iopf_queue_remove_device(iommu->iopf_queue, dev); return 0; } @@ -4664,21 +4707,70 @@ static void *intel_iommu_hw_info(struct device *dev, u32 *length, u32 *type) return vtd; } +/* + * Set dirty tracking for the device list of a domain. The caller must + * hold the domain->lock when calling it. + */ +static int device_set_dirty_tracking(struct list_head *devices, bool enable) +{ + struct device_domain_info *info; + int ret = 0; + + list_for_each_entry(info, devices, link) { + ret = intel_pasid_setup_dirty_tracking(info->iommu, info->dev, + IOMMU_NO_PASID, enable); + if (ret) + break; + } + + return ret; +} + +static int parent_domain_set_dirty_tracking(struct dmar_domain *domain, + bool enable) +{ + struct dmar_domain *s1_domain; + unsigned long flags; + int ret; + + spin_lock(&domain->s1_lock); + list_for_each_entry(s1_domain, &domain->s1_domains, s2_link) { + spin_lock_irqsave(&s1_domain->lock, flags); + ret = device_set_dirty_tracking(&s1_domain->devices, enable); + spin_unlock_irqrestore(&s1_domain->lock, flags); + if (ret) + goto err_unwind; + } + spin_unlock(&domain->s1_lock); + return 0; + +err_unwind: + list_for_each_entry(s1_domain, &domain->s1_domains, s2_link) { + spin_lock_irqsave(&s1_domain->lock, flags); + device_set_dirty_tracking(&s1_domain->devices, + domain->dirty_tracking); + spin_unlock_irqrestore(&s1_domain->lock, flags); + } + spin_unlock(&domain->s1_lock); + return ret; +} + static int intel_iommu_set_dirty_tracking(struct iommu_domain *domain, bool enable) { struct dmar_domain *dmar_domain = to_dmar_domain(domain); - struct device_domain_info *info; int ret; spin_lock(&dmar_domain->lock); if (dmar_domain->dirty_tracking == enable) goto out_unlock; - list_for_each_entry(info, &dmar_domain->devices, link) { - ret = intel_pasid_setup_dirty_tracking(info->iommu, - info->domain, info->dev, - IOMMU_NO_PASID, enable); + ret = device_set_dirty_tracking(&dmar_domain->devices, enable); + if (ret) + goto err_unwind; + + if (dmar_domain->nested_parent) { + ret = parent_domain_set_dirty_tracking(dmar_domain, enable); if (ret) goto err_unwind; } @@ -4690,10 +4782,8 @@ out_unlock: return 0; err_unwind: - list_for_each_entry(info, &dmar_domain->devices, link) - intel_pasid_setup_dirty_tracking(info->iommu, dmar_domain, - info->dev, IOMMU_NO_PASID, - dmar_domain->dirty_tracking); + device_set_dirty_tracking(&dmar_domain->devices, + dmar_domain->dirty_tracking); spin_unlock(&dmar_domain->lock); return ret; } @@ -4743,6 +4833,7 @@ static const struct iommu_dirty_ops intel_dirty_ops = { const struct iommu_ops intel_iommu_ops = { .blocked_domain = &blocking_domain, + .release_domain = &blocking_domain, .capable = intel_iommu_capable, .hw_info = intel_iommu_hw_info, .domain_alloc = intel_iommu_domain_alloc, diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h index d02f916d8e59..404d2476a877 100644 --- a/drivers/iommu/intel/iommu.h +++ b/drivers/iommu/intel/iommu.h @@ -627,6 +627,10 @@ struct dmar_domain { int agaw; /* maximum mapped address */ u64 max_addr; + /* Protect the s1_domains list */ + spinlock_t s1_lock; + /* Track s1_domains nested on this domain */ + struct list_head s1_domains; }; /* Nested user domain */ @@ -637,6 +641,8 @@ struct dmar_domain { unsigned long s1_pgtbl; /* page table attributes */ struct iommu_hwpt_vtd_s1 s1_cfg; + /* link to parent domain siblings */ + struct list_head s2_link; }; }; @@ -713,9 +719,16 @@ struct intel_iommu { #endif struct iopf_queue *iopf_queue; unsigned char iopfq_name[16]; + /* Synchronization between fault report and iommu device release. */ + struct mutex iopf_lock; struct q_inval *qi; /* Queued invalidation info */ u32 iommu_state[MAX_SR_DMAR_REGS]; /* Store iommu states between suspend and resume.*/ + /* rb tree for all probed devices */ + struct rb_root device_rbtree; + /* protect the device_rbtree */ + spinlock_t device_rbtree_lock; + #ifdef CONFIG_IRQ_REMAP struct ir_table *ir_table; /* Interrupt remapping info */ struct irq_domain *ir_domain; @@ -749,6 +762,8 @@ struct device_domain_info { struct intel_iommu *iommu; /* IOMMU used by this device */ struct dmar_domain *domain; /* pointer to domain */ struct pasid_table *pasid_table; /* pasid table */ + /* device tracking node(lookup by PCI RID) */ + struct rb_node node; #ifdef CONFIG_INTEL_IOMMU_DEBUGFS struct dentry *debugfs_dentry; /* pointer to device directory dentry */ #endif @@ -1060,6 +1075,7 @@ int qi_submit_sync(struct intel_iommu *iommu, struct qi_desc *desc, */ #define QI_OPT_WAIT_DRAIN BIT(0) +void domain_update_iotlb(struct dmar_domain *domain); int domain_attach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu); void domain_detach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu); void device_block_translation(struct device *dev); @@ -1074,13 +1090,14 @@ void free_pgtable_page(void *vaddr); void iommu_flush_write_buffer(struct intel_iommu *iommu); struct iommu_domain *intel_nested_domain_alloc(struct iommu_domain *parent, const struct iommu_user_data *user_data); +struct device *device_rbtree_find(struct intel_iommu *iommu, u16 rid); #ifdef CONFIG_INTEL_IOMMU_SVM void intel_svm_check(struct intel_iommu *iommu); int intel_svm_enable_prq(struct intel_iommu *iommu); int intel_svm_finish_prq(struct intel_iommu *iommu); -int intel_svm_page_response(struct device *dev, struct iommu_fault_event *evt, - struct iommu_page_response *msg); +void intel_svm_page_response(struct device *dev, struct iopf_fault *evt, + struct iommu_page_response *msg); struct iommu_domain *intel_svm_domain_alloc(void); void intel_svm_remove_dev_pasid(struct device *dev, ioasid_t pasid); void intel_drain_pasid_prq(struct device *dev, u32 pasid); diff --git a/drivers/iommu/intel/nested.c b/drivers/iommu/intel/nested.c index f26c7f1c46cc..a7d68f3d518a 100644 --- a/drivers/iommu/intel/nested.c +++ b/drivers/iommu/intel/nested.c @@ -65,12 +65,20 @@ static int intel_nested_attach_dev(struct iommu_domain *domain, list_add(&info->link, &dmar_domain->devices); spin_unlock_irqrestore(&dmar_domain->lock, flags); + domain_update_iotlb(dmar_domain); + return 0; } static void intel_nested_domain_free(struct iommu_domain *domain) { - kfree(to_dmar_domain(domain)); + struct dmar_domain *dmar_domain = to_dmar_domain(domain); + struct dmar_domain *s2_domain = dmar_domain->s2_domain; + + spin_lock(&s2_domain->s1_lock); + list_del(&dmar_domain->s2_link); + spin_unlock(&s2_domain->s1_lock); + kfree(dmar_domain); } static void nested_flush_dev_iotlb(struct dmar_domain *domain, u64 addr, @@ -95,7 +103,7 @@ static void nested_flush_dev_iotlb(struct dmar_domain *domain, u64 addr, } static void intel_nested_flush_cache(struct dmar_domain *domain, u64 addr, - unsigned long npages, bool ih) + u64 npages, bool ih) { struct iommu_domain_info *info; unsigned int mask; @@ -201,5 +209,9 @@ struct iommu_domain *intel_nested_domain_alloc(struct iommu_domain *parent, spin_lock_init(&domain->lock); xa_init(&domain->iommu_array); + spin_lock(&s2_domain->s1_lock); + list_add(&domain->s2_link, &s2_domain->s1_domains); + spin_unlock(&s2_domain->s1_lock); + return &domain->domain; } diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c index 3239cefa4c33..11f0b856d74c 100644 --- a/drivers/iommu/intel/pasid.c +++ b/drivers/iommu/intel/pasid.c @@ -214,6 +214,9 @@ devtlb_invalidation_with_pasid(struct intel_iommu *iommu, if (!info || !info->ats_enabled) return; + if (pci_dev_is_disconnected(to_pci_dev(dev))) + return; + sid = info->bus << 8 | info->devfn; qdep = info->ats_qdep; pfsid = info->pfsid; @@ -428,7 +431,6 @@ int intel_pasid_setup_second_level(struct intel_iommu *iommu, * Set up dirty tracking on a second only or nested translation type. */ int intel_pasid_setup_dirty_tracking(struct intel_iommu *iommu, - struct dmar_domain *domain, struct device *dev, u32 pasid, bool enabled) { @@ -445,7 +447,7 @@ int intel_pasid_setup_dirty_tracking(struct intel_iommu *iommu, return -ENODEV; } - did = domain_id_iommu(domain, iommu); + did = pasid_get_domain_id(pte); pgtt = pasid_pte_get_pgtt(pte); if (pgtt != PASID_ENTRY_PGTT_SL_ONLY && pgtt != PASID_ENTRY_PGTT_NESTED) { @@ -658,6 +660,8 @@ int intel_pasid_setup_nested(struct intel_iommu *iommu, struct device *dev, pasid_set_domain_id(pte, did); pasid_set_address_width(pte, s2_domain->agaw); pasid_set_page_snoop(pte, !!ecap_smpwc(iommu->ecap)); + if (s2_domain->dirty_tracking) + pasid_set_ssade(pte); pasid_set_translation_type(pte, PASID_ENTRY_PGTT_NESTED); pasid_set_present(pte); spin_unlock(&iommu->lock); @@ -666,3 +670,205 @@ int intel_pasid_setup_nested(struct intel_iommu *iommu, struct device *dev, return 0; } + +/* + * Interfaces to setup or teardown a pasid table to the scalable-mode + * context table entry: + */ + +static void device_pasid_table_teardown(struct device *dev, u8 bus, u8 devfn) +{ + struct device_domain_info *info = dev_iommu_priv_get(dev); + struct intel_iommu *iommu = info->iommu; + struct context_entry *context; + + spin_lock(&iommu->lock); + context = iommu_context_addr(iommu, bus, devfn, false); + if (!context) { + spin_unlock(&iommu->lock); + return; + } + + context_clear_entry(context); + __iommu_flush_cache(iommu, context, sizeof(*context)); + spin_unlock(&iommu->lock); + + /* + * Cache invalidation for changes to a scalable-mode context table + * entry. + * + * Section 6.5.3.3 of the VT-d spec: + * - Device-selective context-cache invalidation; + * - Domain-selective PASID-cache invalidation to affected domains + * (can be skipped if all PASID entries were not-present); + * - Domain-selective IOTLB invalidation to affected domains; + * - Global Device-TLB invalidation to affected functions. + * + * The iommu has been parked in the blocking state. All domains have + * been detached from the device or PASID. The PASID and IOTLB caches + * have been invalidated during the domain detach path. + */ + iommu->flush.flush_context(iommu, 0, PCI_DEVID(bus, devfn), + DMA_CCMD_MASK_NOBIT, DMA_CCMD_DEVICE_INVL); + devtlb_invalidation_with_pasid(iommu, dev, IOMMU_NO_PASID); +} + +static int pci_pasid_table_teardown(struct pci_dev *pdev, u16 alias, void *data) +{ + struct device *dev = data; + + if (dev == &pdev->dev) + device_pasid_table_teardown(dev, PCI_BUS_NUM(alias), alias & 0xff); + + return 0; +} + +void intel_pasid_teardown_sm_context(struct device *dev) +{ + struct device_domain_info *info = dev_iommu_priv_get(dev); + + if (!dev_is_pci(dev)) { + device_pasid_table_teardown(dev, info->bus, info->devfn); + return; + } + + pci_for_each_dma_alias(to_pci_dev(dev), pci_pasid_table_teardown, dev); +} + +/* + * Get the PASID directory size for scalable mode context entry. + * Value of X in the PDTS field of a scalable mode context entry + * indicates PASID directory with 2^(X + 7) entries. + */ +static unsigned long context_get_sm_pds(struct pasid_table *table) +{ + unsigned long pds, max_pde; + + max_pde = table->max_pasid >> PASID_PDE_SHIFT; + pds = find_first_bit(&max_pde, MAX_NR_PASID_BITS); + if (pds < 7) + return 0; + + return pds - 7; +} + +static int context_entry_set_pasid_table(struct context_entry *context, + struct device *dev) +{ + struct device_domain_info *info = dev_iommu_priv_get(dev); + struct pasid_table *table = info->pasid_table; + struct intel_iommu *iommu = info->iommu; + unsigned long pds; + + context_clear_entry(context); + + pds = context_get_sm_pds(table); + context->lo = (u64)virt_to_phys(table->table) | context_pdts(pds); + context_set_sm_rid2pasid(context, IOMMU_NO_PASID); + + if (info->ats_supported) + context_set_sm_dte(context); + if (info->pri_supported) + context_set_sm_pre(context); + if (info->pasid_supported) + context_set_pasid(context); + + context_set_fault_enable(context); + context_set_present(context); + __iommu_flush_cache(iommu, context, sizeof(*context)); + + return 0; +} + +static int device_pasid_table_setup(struct device *dev, u8 bus, u8 devfn) +{ + struct device_domain_info *info = dev_iommu_priv_get(dev); + struct intel_iommu *iommu = info->iommu; + struct context_entry *context; + + spin_lock(&iommu->lock); + context = iommu_context_addr(iommu, bus, devfn, true); + if (!context) { + spin_unlock(&iommu->lock); + return -ENOMEM; + } + + if (context_present(context) && !context_copied(iommu, bus, devfn)) { + spin_unlock(&iommu->lock); + return 0; + } + + if (context_copied(iommu, bus, devfn)) { + context_clear_entry(context); + __iommu_flush_cache(iommu, context, sizeof(*context)); + + /* + * For kdump cases, old valid entries may be cached due to + * the in-flight DMA and copied pgtable, but there is no + * unmapping behaviour for them, thus we need explicit cache + * flushes for all affected domain IDs and PASIDs used in + * the copied PASID table. Given that we have no idea about + * which domain IDs and PASIDs were used in the copied tables, + * upgrade them to global PASID and IOTLB cache invalidation. + */ + iommu->flush.flush_context(iommu, 0, + PCI_DEVID(bus, devfn), + DMA_CCMD_MASK_NOBIT, + DMA_CCMD_DEVICE_INVL); + qi_flush_pasid_cache(iommu, 0, QI_PC_GLOBAL, 0); + iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_GLOBAL_FLUSH); + devtlb_invalidation_with_pasid(iommu, dev, IOMMU_NO_PASID); + + /* + * At this point, the device is supposed to finish reset at + * its driver probe stage, so no in-flight DMA will exist, + * and we don't need to worry anymore hereafter. + */ + clear_context_copied(iommu, bus, devfn); + } + + context_entry_set_pasid_table(context, dev); + spin_unlock(&iommu->lock); + + /* + * It's a non-present to present mapping. If hardware doesn't cache + * non-present entry we don't need to flush the caches. If it does + * cache non-present entries, then it does so in the special + * domain #0, which we have to flush: + */ + if (cap_caching_mode(iommu->cap)) { + iommu->flush.flush_context(iommu, 0, + PCI_DEVID(bus, devfn), + DMA_CCMD_MASK_NOBIT, + DMA_CCMD_DEVICE_INVL); + iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_DSI_FLUSH); + } + + return 0; +} + +static int pci_pasid_table_setup(struct pci_dev *pdev, u16 alias, void *data) +{ + struct device *dev = data; + + if (dev != &pdev->dev) + return 0; + + return device_pasid_table_setup(dev, PCI_BUS_NUM(alias), alias & 0xff); +} + +/* + * Set the device's PASID table to its context table entry. + * + * The PASID table is set to the context entries of both device itself + * and its alias requester ID for DMA. + */ +int intel_pasid_setup_sm_context(struct device *dev) +{ + struct device_domain_info *info = dev_iommu_priv_get(dev); + + if (!dev_is_pci(dev)) + return device_pasid_table_setup(dev, info->bus, info->devfn); + + return pci_for_each_dma_alias(to_pci_dev(dev), pci_pasid_table_setup, dev); +} diff --git a/drivers/iommu/intel/pasid.h b/drivers/iommu/intel/pasid.h index 8d40d4c66e31..da9978fef7ac 100644 --- a/drivers/iommu/intel/pasid.h +++ b/drivers/iommu/intel/pasid.h @@ -307,7 +307,6 @@ int intel_pasid_setup_second_level(struct intel_iommu *iommu, struct dmar_domain *domain, struct device *dev, u32 pasid); int intel_pasid_setup_dirty_tracking(struct intel_iommu *iommu, - struct dmar_domain *domain, struct device *dev, u32 pasid, bool enabled); int intel_pasid_setup_pass_through(struct intel_iommu *iommu, @@ -319,4 +318,6 @@ void intel_pasid_tear_down_entry(struct intel_iommu *iommu, bool fault_ignore); void intel_pasid_setup_page_snoop_control(struct intel_iommu *iommu, struct device *dev, u32 pasid); +int intel_pasid_setup_sm_context(struct device *dev); +void intel_pasid_teardown_sm_context(struct device *dev); #endif /* __INTEL_PASID_H */ diff --git a/drivers/iommu/intel/perf.c b/drivers/iommu/intel/perf.c index 94ee70ac38e3..adc4de6bbd88 100644 --- a/drivers/iommu/intel/perf.c +++ b/drivers/iommu/intel/perf.c @@ -33,7 +33,7 @@ int dmar_latency_enable(struct intel_iommu *iommu, enum latency_type type) spin_lock_irqsave(&latency_lock, flags); if (!iommu->perf_statistic) { - iommu->perf_statistic = kzalloc(sizeof(*lstat) * DMAR_LATENCY_NUM, + iommu->perf_statistic = kcalloc(DMAR_LATENCY_NUM, sizeof(*lstat), GFP_ATOMIC); if (!iommu->perf_statistic) { ret = -ENOMEM; diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 40edd282903f..c1bed89b1026 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -22,7 +22,6 @@ #include "iommu.h" #include "pasid.h" #include "perf.h" -#include "../iommu-sva.h" #include "trace.h" static irqreturn_t prq_event_thread(int irq, void *d); @@ -315,10 +314,11 @@ out: return 0; } -static int intel_svm_bind_mm(struct intel_iommu *iommu, struct device *dev, - struct iommu_domain *domain, ioasid_t pasid) +static int intel_svm_set_dev_pasid(struct iommu_domain *domain, + struct device *dev, ioasid_t pasid) { struct device_domain_info *info = dev_iommu_priv_get(dev); + struct intel_iommu *iommu = info->iommu; struct mm_struct *mm = domain->mm; struct intel_svm_dev *sdev; struct intel_svm *svm; @@ -360,7 +360,6 @@ static int intel_svm_bind_mm(struct intel_iommu *iommu, struct device *dev, sdev->iommu = iommu; sdev->did = FLPT_DEFAULT_DID; sdev->sid = PCI_DEVID(info->bus, info->devfn); - init_rcu_head(&sdev->rcu); if (info->ats_enabled) { sdev->qdep = info->ats_qdep; if (sdev->qdep >= QI_DEV_EIOTLB_MAX_INVS) @@ -408,13 +407,6 @@ void intel_svm_remove_dev_pasid(struct device *dev, u32 pasid) if (svm->notifier.ops) mmu_notifier_unregister(&svm->notifier, mm); pasid_private_remove(svm->pasid); - /* - * We mandate that no page faults may be outstanding - * for the PASID when intel_svm_unbind_mm() is called. - * If that is not obeyed, subtle errors will happen. - * Let's make them less subtle... - */ - memset(svm, 0x6b, sizeof(*svm)); kfree(svm); } } @@ -562,16 +554,12 @@ static int prq_to_iommu_prot(struct page_req_dsc *req) return prot; } -static int intel_svm_prq_report(struct intel_iommu *iommu, struct device *dev, - struct page_req_dsc *desc) +static void intel_svm_prq_report(struct intel_iommu *iommu, struct device *dev, + struct page_req_dsc *desc) { - struct iommu_fault_event event; - - if (!dev || !dev_is_pci(dev)) - return -ENODEV; + struct iopf_fault event = { }; /* Fill in event data for device specific processing */ - memset(&event, 0, sizeof(struct iommu_fault_event)); event.fault.type = IOMMU_FAULT_PAGE_REQ; event.fault.prm.addr = (u64)desc->addr << VTD_PAGE_SHIFT; event.fault.prm.pasid = desc->pasid; @@ -603,7 +591,7 @@ static int intel_svm_prq_report(struct intel_iommu *iommu, struct device *dev, event.fault.prm.private_data[0] = ktime_to_ns(ktime_get()); } - return iommu_report_device_fault(dev, &event); + iommu_report_device_fault(dev, &event); } static void handle_bad_prq_event(struct intel_iommu *iommu, @@ -650,7 +638,7 @@ static irqreturn_t prq_event_thread(int irq, void *d) struct intel_iommu *iommu = d; struct page_req_dsc *req; int head, tail, handled; - struct pci_dev *pdev; + struct device *dev; u64 address; /* @@ -696,23 +684,22 @@ bad_req: if (unlikely(req->lpig && !req->rd_req && !req->wr_req)) goto prq_advance; - pdev = pci_get_domain_bus_and_slot(iommu->segment, - PCI_BUS_NUM(req->rid), - req->rid & 0xff); /* * If prq is to be handled outside iommu driver via receiver of * the fault notifiers, we skip the page response here. */ - if (!pdev) + mutex_lock(&iommu->iopf_lock); + dev = device_rbtree_find(iommu, req->rid); + if (!dev) { + mutex_unlock(&iommu->iopf_lock); goto bad_req; + } - if (intel_svm_prq_report(iommu, &pdev->dev, req)) - handle_bad_prq_event(iommu, req, QI_RESP_INVALID); - else - trace_prq_report(iommu, &pdev->dev, req->qw_0, req->qw_1, - req->priv_data[0], req->priv_data[1], - iommu->prq_seq_number++); - pci_dev_put(pdev); + intel_svm_prq_report(iommu, dev, req); + trace_prq_report(iommu, dev, req->qw_0, req->qw_1, + req->priv_data[0], req->priv_data[1], + iommu->prq_seq_number++); + mutex_unlock(&iommu->iopf_lock); prq_advance: head = (head + sizeof(*req)) & PRQ_RING_MASK; } @@ -742,9 +729,8 @@ prq_advance: return IRQ_RETVAL(handled); } -int intel_svm_page_response(struct device *dev, - struct iommu_fault_event *evt, - struct iommu_page_response *msg) +void intel_svm_page_response(struct device *dev, struct iopf_fault *evt, + struct iommu_page_response *msg) { struct device_domain_info *info = dev_iommu_priv_get(dev); struct intel_iommu *iommu = info->iommu; @@ -753,7 +739,6 @@ int intel_svm_page_response(struct device *dev, bool private_present; bool pasid_present; bool last_page; - int ret = 0; u16 sid; prm = &evt->fault.prm; @@ -762,16 +747,6 @@ int intel_svm_page_response(struct device *dev, private_present = prm->flags & IOMMU_FAULT_PAGE_REQUEST_PRIV_DATA; last_page = prm->flags & IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE; - if (!pasid_present) { - ret = -EINVAL; - goto out; - } - - if (prm->pasid == 0 || prm->pasid >= PASID_MAX) { - ret = -EINVAL; - goto out; - } - /* * Per VT-d spec. v3.0 ch7.7, system software must respond * with page group response if private data is present (PDP) @@ -800,17 +775,6 @@ int intel_svm_page_response(struct device *dev, qi_submit_sync(iommu, &desc, 1, 0); } -out: - return ret; -} - -static int intel_svm_set_dev_pasid(struct iommu_domain *domain, - struct device *dev, ioasid_t pasid) -{ - struct device_domain_info *info = dev_iommu_priv_get(dev); - struct intel_iommu *iommu = info->iommu; - - return intel_svm_bind_mm(iommu, dev, domain, pasid); } static void intel_svm_domain_free(struct iommu_domain *domain) diff --git a/drivers/iommu/io-pgfault.c b/drivers/iommu/io-pgfault.c index e5b8b9110c13..06d78fcc79fd 100644 --- a/drivers/iommu/io-pgfault.c +++ b/drivers/iommu/io-pgfault.c @@ -11,101 +11,140 @@ #include <linux/slab.h> #include <linux/workqueue.h> -#include "iommu-sva.h" +#include "iommu-priv.h" -/** - * struct iopf_queue - IO Page Fault queue - * @wq: the fault workqueue - * @devices: devices attached to this queue - * @lock: protects the device list +/* + * Return the fault parameter of a device if it exists. Otherwise, return NULL. + * On a successful return, the caller takes a reference of this parameter and + * should put it after use by calling iopf_put_dev_fault_param(). */ -struct iopf_queue { - struct workqueue_struct *wq; - struct list_head devices; - struct mutex lock; -}; +static struct iommu_fault_param *iopf_get_dev_fault_param(struct device *dev) +{ + struct dev_iommu *param = dev->iommu; + struct iommu_fault_param *fault_param; -/** - * struct iopf_device_param - IO Page Fault data attached to a device - * @dev: the device that owns this param - * @queue: IOPF queue - * @queue_list: index into queue->devices - * @partial: faults that are part of a Page Request Group for which the last - * request hasn't been submitted yet. - */ -struct iopf_device_param { - struct device *dev; - struct iopf_queue *queue; - struct list_head queue_list; - struct list_head partial; -}; - -struct iopf_fault { - struct iommu_fault fault; - struct list_head list; -}; - -struct iopf_group { - struct iopf_fault last_fault; - struct list_head faults; - struct work_struct work; - struct device *dev; -}; - -static int iopf_complete_group(struct device *dev, struct iopf_fault *iopf, - enum iommu_page_response_code status) + rcu_read_lock(); + fault_param = rcu_dereference(param->fault_param); + if (fault_param && !refcount_inc_not_zero(&fault_param->users)) + fault_param = NULL; + rcu_read_unlock(); + + return fault_param; +} + +/* Caller must hold a reference of the fault parameter. */ +static void iopf_put_dev_fault_param(struct iommu_fault_param *fault_param) { - struct iommu_page_response resp = { - .version = IOMMU_PAGE_RESP_VERSION_1, - .pasid = iopf->fault.prm.pasid, - .grpid = iopf->fault.prm.grpid, - .code = status, - }; + if (refcount_dec_and_test(&fault_param->users)) + kfree_rcu(fault_param, rcu); +} - if ((iopf->fault.prm.flags & IOMMU_FAULT_PAGE_REQUEST_PASID_VALID) && - (iopf->fault.prm.flags & IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID)) - resp.flags = IOMMU_PAGE_RESP_PASID_VALID; +static void __iopf_free_group(struct iopf_group *group) +{ + struct iopf_fault *iopf, *next; - return iommu_page_response(dev, &resp); + list_for_each_entry_safe(iopf, next, &group->faults, list) { + if (!(iopf->fault.prm.flags & IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE)) + kfree(iopf); + } + + /* Pair with iommu_report_device_fault(). */ + iopf_put_dev_fault_param(group->fault_param); } -static void iopf_handler(struct work_struct *work) +void iopf_free_group(struct iopf_group *group) +{ + __iopf_free_group(group); + kfree(group); +} +EXPORT_SYMBOL_GPL(iopf_free_group); + +static struct iommu_domain *get_domain_for_iopf(struct device *dev, + struct iommu_fault *fault) { - struct iopf_group *group; struct iommu_domain *domain; - struct iopf_fault *iopf, *next; - enum iommu_page_response_code status = IOMMU_PAGE_RESP_SUCCESS; - group = container_of(work, struct iopf_group, work); - domain = iommu_get_domain_for_dev_pasid(group->dev, - group->last_fault.fault.prm.pasid, 0); - if (!domain || !domain->iopf_handler) - status = IOMMU_PAGE_RESP_INVALID; + if (fault->prm.flags & IOMMU_FAULT_PAGE_REQUEST_PASID_VALID) { + domain = iommu_get_domain_for_dev_pasid(dev, fault->prm.pasid, 0); + if (IS_ERR(domain)) + domain = NULL; + } else { + domain = iommu_get_domain_for_dev(dev); + } - list_for_each_entry_safe(iopf, next, &group->faults, list) { + if (!domain || !domain->iopf_handler) { + dev_warn_ratelimited(dev, + "iopf (pasid %d) without domain attached or handler installed\n", + fault->prm.pasid); + + return NULL; + } + + return domain; +} + +/* Non-last request of a group. Postpone until the last one. */ +static int report_partial_fault(struct iommu_fault_param *fault_param, + struct iommu_fault *fault) +{ + struct iopf_fault *iopf; + + iopf = kzalloc(sizeof(*iopf), GFP_KERNEL); + if (!iopf) + return -ENOMEM; + + iopf->fault = *fault; + + mutex_lock(&fault_param->lock); + list_add(&iopf->list, &fault_param->partial); + mutex_unlock(&fault_param->lock); + + return 0; +} + +static struct iopf_group *iopf_group_alloc(struct iommu_fault_param *iopf_param, + struct iopf_fault *evt, + struct iopf_group *abort_group) +{ + struct iopf_fault *iopf, *next; + struct iopf_group *group; + + group = kzalloc(sizeof(*group), GFP_KERNEL); + if (!group) { /* - * For the moment, errors are sticky: don't handle subsequent - * faults in the group if there is an error. + * We always need to construct the group as we need it to abort + * the request at the driver if it can't be handled. */ - if (status == IOMMU_PAGE_RESP_SUCCESS) - status = domain->iopf_handler(&iopf->fault, - domain->fault_data); + group = abort_group; + } - if (!(iopf->fault.prm.flags & - IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE)) - kfree(iopf); + group->fault_param = iopf_param; + group->last_fault.fault = evt->fault; + INIT_LIST_HEAD(&group->faults); + INIT_LIST_HEAD(&group->pending_node); + list_add(&group->last_fault.list, &group->faults); + + /* See if we have partial faults for this group */ + mutex_lock(&iopf_param->lock); + list_for_each_entry_safe(iopf, next, &iopf_param->partial, list) { + if (iopf->fault.prm.grpid == evt->fault.prm.grpid) + /* Insert *before* the last fault */ + list_move(&iopf->list, &group->faults); } + list_add(&group->pending_node, &iopf_param->faults); + mutex_unlock(&iopf_param->lock); - iopf_complete_group(group->dev, &group->last_fault, status); - kfree(group); + return group; } /** - * iommu_queue_iopf - IO Page Fault handler - * @fault: fault event - * @cookie: struct device, passed to iommu_register_device_fault_handler. + * iommu_report_device_fault() - Report fault event to device driver + * @dev: the device + * @evt: fault event data * - * Add a fault to the device workqueue, to be handled by mm. + * Called by IOMMU drivers when a fault is detected, typically in a threaded IRQ + * handler. If this function fails then ops->page_response() was called to + * complete evt if required. * * This module doesn't handle PCI PASID Stop Marker; IOMMU drivers must discard * them before reporting faults. A PASID Stop Marker (LRW = 0b100) doesn't @@ -137,83 +176,57 @@ static void iopf_handler(struct work_struct *work) * freed after the device has stopped generating page faults (or the iommu * hardware has been set to block the page faults) and the pending page faults * have been flushed. - * - * Return: 0 on success and <0 on error. */ -int iommu_queue_iopf(struct iommu_fault *fault, void *cookie) +void iommu_report_device_fault(struct device *dev, struct iopf_fault *evt) { - int ret; + struct iommu_fault *fault = &evt->fault; + struct iommu_fault_param *iopf_param; + struct iopf_group abort_group = {}; struct iopf_group *group; - struct iopf_fault *iopf, *next; - struct iopf_device_param *iopf_param; - struct device *dev = cookie; - struct dev_iommu *param = dev->iommu; - - lockdep_assert_held(¶m->lock); - - if (fault->type != IOMMU_FAULT_PAGE_REQ) - /* Not a recoverable page fault */ - return -EOPNOTSUPP; - - /* - * As long as we're holding param->lock, the queue can't be unlinked - * from the device and therefore cannot disappear. - */ - iopf_param = param->iopf_param; - if (!iopf_param) - return -ENODEV; + iopf_param = iopf_get_dev_fault_param(dev); + if (WARN_ON(!iopf_param)) + return; if (!(fault->prm.flags & IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE)) { - iopf = kzalloc(sizeof(*iopf), GFP_KERNEL); - if (!iopf) - return -ENOMEM; - - iopf->fault = *fault; - - /* Non-last request of a group. Postpone until the last one */ - list_add(&iopf->list, &iopf_param->partial); - - return 0; + report_partial_fault(iopf_param, fault); + iopf_put_dev_fault_param(iopf_param); + /* A request that is not the last does not need to be ack'd */ } - group = kzalloc(sizeof(*group), GFP_KERNEL); - if (!group) { - /* - * The caller will send a response to the hardware. But we do - * need to clean up before leaving, otherwise partial faults - * will be stuck. - */ - ret = -ENOMEM; - goto cleanup_partial; - } + /* + * This is the last page fault of a group. Allocate an iopf group and + * pass it to domain's page fault handler. The group holds a reference + * count of the fault parameter. It will be released after response or + * error path of this function. If an error is returned, the caller + * will send a response to the hardware. We need to clean up before + * leaving, otherwise partial faults will be stuck. + */ + group = iopf_group_alloc(iopf_param, evt, &abort_group); + if (group == &abort_group) + goto err_abort; - group->dev = dev; - group->last_fault.fault = *fault; - INIT_LIST_HEAD(&group->faults); - list_add(&group->last_fault.list, &group->faults); - INIT_WORK(&group->work, iopf_handler); + group->domain = get_domain_for_iopf(dev, fault); + if (!group->domain) + goto err_abort; - /* See if we have partial faults for this group */ - list_for_each_entry_safe(iopf, next, &iopf_param->partial, list) { - if (iopf->fault.prm.grpid == fault->prm.grpid) - /* Insert *before* the last fault */ - list_move(&iopf->list, &group->faults); - } + /* + * On success iopf_handler must call iopf_group_response() and + * iopf_free_group() + */ + if (group->domain->iopf_handler(group)) + goto err_abort; - queue_work(iopf_param->queue->wq, &group->work); - return 0; + return; -cleanup_partial: - list_for_each_entry_safe(iopf, next, &iopf_param->partial, list) { - if (iopf->fault.prm.grpid == fault->prm.grpid) { - list_del(&iopf->list); - kfree(iopf); - } - } - return ret; +err_abort: + iopf_group_response(group, IOMMU_PAGE_RESP_FAILURE); + if (group == &abort_group) + __iopf_free_group(group); + else + iopf_free_group(group); } -EXPORT_SYMBOL_GPL(iommu_queue_iopf); +EXPORT_SYMBOL_GPL(iommu_report_device_fault); /** * iopf_queue_flush_dev - Ensure that all queued faults have been processed @@ -229,26 +242,52 @@ EXPORT_SYMBOL_GPL(iommu_queue_iopf); */ int iopf_queue_flush_dev(struct device *dev) { - int ret = 0; - struct iopf_device_param *iopf_param; - struct dev_iommu *param = dev->iommu; + struct iommu_fault_param *iopf_param; - if (!param) + /* + * It's a driver bug to be here after iopf_queue_remove_device(). + * Therefore, it's safe to dereference the fault parameter without + * holding the lock. + */ + iopf_param = rcu_dereference_check(dev->iommu->fault_param, true); + if (WARN_ON(!iopf_param)) return -ENODEV; - mutex_lock(¶m->lock); - iopf_param = param->iopf_param; - if (iopf_param) - flush_workqueue(iopf_param->queue->wq); - else - ret = -ENODEV; - mutex_unlock(¶m->lock); + flush_workqueue(iopf_param->queue->wq); - return ret; + return 0; } EXPORT_SYMBOL_GPL(iopf_queue_flush_dev); /** + * iopf_group_response - Respond a group of page faults + * @group: the group of faults with the same group id + * @status: the response code + */ +void iopf_group_response(struct iopf_group *group, + enum iommu_page_response_code status) +{ + struct iommu_fault_param *fault_param = group->fault_param; + struct iopf_fault *iopf = &group->last_fault; + struct device *dev = group->fault_param->dev; + const struct iommu_ops *ops = dev_iommu_ops(dev); + struct iommu_page_response resp = { + .pasid = iopf->fault.prm.pasid, + .grpid = iopf->fault.prm.grpid, + .code = status, + }; + + /* Only send response if there is a fault report pending */ + mutex_lock(&fault_param->lock); + if (!list_empty(&group->pending_node)) { + ops->page_response(dev, &group->last_fault, &resp); + list_del_init(&group->pending_node); + } + mutex_unlock(&fault_param->lock); +} +EXPORT_SYMBOL_GPL(iopf_group_response); + +/** * iopf_queue_discard_partial - Remove all pending partial fault * @queue: the queue whose partial faults need to be discarded * @@ -261,18 +300,20 @@ EXPORT_SYMBOL_GPL(iopf_queue_flush_dev); int iopf_queue_discard_partial(struct iopf_queue *queue) { struct iopf_fault *iopf, *next; - struct iopf_device_param *iopf_param; + struct iommu_fault_param *iopf_param; if (!queue) return -EINVAL; mutex_lock(&queue->lock); list_for_each_entry(iopf_param, &queue->devices, queue_list) { + mutex_lock(&iopf_param->lock); list_for_each_entry_safe(iopf, next, &iopf_param->partial, list) { list_del(&iopf->list); kfree(iopf); } + mutex_unlock(&iopf_param->lock); } mutex_unlock(&queue->lock); return 0; @@ -288,34 +329,42 @@ EXPORT_SYMBOL_GPL(iopf_queue_discard_partial); */ int iopf_queue_add_device(struct iopf_queue *queue, struct device *dev) { - int ret = -EBUSY; - struct iopf_device_param *iopf_param; + int ret = 0; struct dev_iommu *param = dev->iommu; + struct iommu_fault_param *fault_param; + const struct iommu_ops *ops = dev_iommu_ops(dev); - if (!param) + if (!ops->page_response) return -ENODEV; - iopf_param = kzalloc(sizeof(*iopf_param), GFP_KERNEL); - if (!iopf_param) - return -ENOMEM; - - INIT_LIST_HEAD(&iopf_param->partial); - iopf_param->queue = queue; - iopf_param->dev = dev; - mutex_lock(&queue->lock); mutex_lock(¶m->lock); - if (!param->iopf_param) { - list_add(&iopf_param->queue_list, &queue->devices); - param->iopf_param = iopf_param; - ret = 0; + if (rcu_dereference_check(param->fault_param, + lockdep_is_held(¶m->lock))) { + ret = -EBUSY; + goto done_unlock; + } + + fault_param = kzalloc(sizeof(*fault_param), GFP_KERNEL); + if (!fault_param) { + ret = -ENOMEM; + goto done_unlock; } + + mutex_init(&fault_param->lock); + INIT_LIST_HEAD(&fault_param->faults); + INIT_LIST_HEAD(&fault_param->partial); + fault_param->dev = dev; + refcount_set(&fault_param->users, 1); + list_add(&fault_param->queue_list, &queue->devices); + fault_param->queue = queue; + + rcu_assign_pointer(param->fault_param, fault_param); + +done_unlock: mutex_unlock(¶m->lock); mutex_unlock(&queue->lock); - if (ret) - kfree(iopf_param); - return ret; } EXPORT_SYMBOL_GPL(iopf_queue_add_device); @@ -325,40 +374,66 @@ EXPORT_SYMBOL_GPL(iopf_queue_add_device); * @queue: IOPF queue * @dev: device to remove * - * Caller makes sure that no more faults are reported for this device. + * Removing a device from an iopf_queue. It's recommended to follow these + * steps when removing a device: * - * Return: 0 on success and <0 on error. + * - Disable new PRI reception: Turn off PRI generation in the IOMMU hardware + * and flush any hardware page request queues. This should be done before + * calling into this helper. + * - Acknowledge all outstanding PRQs to the device: Respond to all outstanding + * page requests with IOMMU_PAGE_RESP_INVALID, indicating the device should + * not retry. This helper function handles this. + * - Disable PRI on the device: After calling this helper, the caller could + * then disable PRI on the device. + * + * Calling iopf_queue_remove_device() essentially disassociates the device. + * The fault_param might still exist, but iommu_page_response() will do + * nothing. The device fault parameter reference count has been properly + * passed from iommu_report_device_fault() to the fault handling work, and + * will eventually be released after iommu_page_response(). */ -int iopf_queue_remove_device(struct iopf_queue *queue, struct device *dev) +void iopf_queue_remove_device(struct iopf_queue *queue, struct device *dev) { - int ret = -EINVAL; - struct iopf_fault *iopf, *next; - struct iopf_device_param *iopf_param; + struct iopf_fault *partial_iopf; + struct iopf_fault *next; + struct iopf_group *group, *temp; struct dev_iommu *param = dev->iommu; - - if (!param || !queue) - return -EINVAL; + struct iommu_fault_param *fault_param; + const struct iommu_ops *ops = dev_iommu_ops(dev); mutex_lock(&queue->lock); mutex_lock(¶m->lock); - iopf_param = param->iopf_param; - if (iopf_param && iopf_param->queue == queue) { - list_del(&iopf_param->queue_list); - param->iopf_param = NULL; - ret = 0; + fault_param = rcu_dereference_check(param->fault_param, + lockdep_is_held(¶m->lock)); + + if (WARN_ON(!fault_param || fault_param->queue != queue)) + goto unlock; + + mutex_lock(&fault_param->lock); + list_for_each_entry_safe(partial_iopf, next, &fault_param->partial, list) + kfree(partial_iopf); + + list_for_each_entry_safe(group, temp, &fault_param->faults, pending_node) { + struct iopf_fault *iopf = &group->last_fault; + struct iommu_page_response resp = { + .pasid = iopf->fault.prm.pasid, + .grpid = iopf->fault.prm.grpid, + .code = IOMMU_PAGE_RESP_INVALID + }; + + ops->page_response(dev, iopf, &resp); + list_del_init(&group->pending_node); } - mutex_unlock(¶m->lock); - mutex_unlock(&queue->lock); - if (ret) - return ret; + mutex_unlock(&fault_param->lock); - /* Just in case some faults are still stuck */ - list_for_each_entry_safe(iopf, next, &iopf_param->partial, list) - kfree(iopf); + list_del(&fault_param->queue_list); - kfree(iopf_param); - - return 0; + /* dec the ref owned by iopf_queue_add_device() */ + rcu_assign_pointer(param->fault_param, NULL); + iopf_put_dev_fault_param(fault_param); +unlock: + mutex_unlock(¶m->lock); + mutex_unlock(&queue->lock); } EXPORT_SYMBOL_GPL(iopf_queue_remove_device); @@ -404,7 +479,7 @@ EXPORT_SYMBOL_GPL(iopf_queue_alloc); */ void iopf_queue_free(struct iopf_queue *queue) { - struct iopf_device_param *iopf_param, *next; + struct iommu_fault_param *iopf_param, *next; if (!queue) return; diff --git a/drivers/iommu/iommu-priv.h b/drivers/iommu/iommu-priv.h index 2024a2313348..5f731d994803 100644 --- a/drivers/iommu/iommu-priv.h +++ b/drivers/iommu/iommu-priv.h @@ -21,10 +21,11 @@ int iommu_group_replace_domain(struct iommu_group *group, struct iommu_domain *new_domain); int iommu_device_register_bus(struct iommu_device *iommu, - const struct iommu_ops *ops, struct bus_type *bus, + const struct iommu_ops *ops, + const struct bus_type *bus, struct notifier_block *nb); void iommu_device_unregister_bus(struct iommu_device *iommu, - struct bus_type *bus, + const struct bus_type *bus, struct notifier_block *nb); #endif /* __LINUX_IOMMU_PRIV_H */ diff --git a/drivers/iommu/iommu-sva.c b/drivers/iommu/iommu-sva.c index c3fc9201d0be..640acc804e8c 100644 --- a/drivers/iommu/iommu-sva.c +++ b/drivers/iommu/iommu-sva.c @@ -7,7 +7,7 @@ #include <linux/sched/mm.h> #include <linux/iommu.h> -#include "iommu-sva.h" +#include "iommu-priv.h" static DEFINE_MUTEX(iommu_sva_lock); @@ -41,6 +41,7 @@ static struct iommu_mm_data *iommu_alloc_mm_data(struct mm_struct *mm, struct de } iommu_mm->pasid = pasid; INIT_LIST_HEAD(&iommu_mm->sva_domains); + INIT_LIST_HEAD(&iommu_mm->sva_handles); /* * Make sure the write to mm->iommu_mm is not reordered in front of * initialization to iommu_mm fields. If it does, readers may see a @@ -82,6 +83,14 @@ struct iommu_sva *iommu_sva_bind_device(struct device *dev, struct mm_struct *mm goto out_unlock; } + list_for_each_entry(handle, &mm->iommu_mm->sva_handles, handle_item) { + if (handle->dev == dev) { + refcount_inc(&handle->users); + mutex_unlock(&iommu_sva_lock); + return handle; + } + } + handle = kzalloc(sizeof(*handle), GFP_KERNEL); if (!handle) { ret = -ENOMEM; @@ -111,6 +120,8 @@ struct iommu_sva *iommu_sva_bind_device(struct device *dev, struct mm_struct *mm list_add(&domain->next, &mm->iommu_mm->sva_domains); out: + refcount_set(&handle->users, 1); + list_add(&handle->handle_item, &mm->iommu_mm->sva_handles); mutex_unlock(&iommu_sva_lock); handle->dev = dev; handle->domain = domain; @@ -141,6 +152,12 @@ void iommu_sva_unbind_device(struct iommu_sva *handle) struct device *dev = handle->dev; mutex_lock(&iommu_sva_lock); + if (!refcount_dec_and_test(&handle->users)) { + mutex_unlock(&iommu_sva_lock); + return; + } + list_del(&handle->handle_item); + iommu_detach_device_pasid(domain, dev, iommu_mm->pasid); if (--domain->users == 0) { list_del(&domain->next); @@ -159,15 +176,25 @@ u32 iommu_sva_get_pasid(struct iommu_sva *handle) } EXPORT_SYMBOL_GPL(iommu_sva_get_pasid); +void mm_pasid_drop(struct mm_struct *mm) +{ + struct iommu_mm_data *iommu_mm = mm->iommu_mm; + + if (!iommu_mm) + return; + + iommu_free_global_pasid(iommu_mm->pasid); + kfree(iommu_mm); +} + /* * I/O page fault handler for SVA */ -enum iommu_page_response_code -iommu_sva_handle_iopf(struct iommu_fault *fault, void *data) +static enum iommu_page_response_code +iommu_sva_handle_mm(struct iommu_fault *fault, struct mm_struct *mm) { vm_fault_t ret; struct vm_area_struct *vma; - struct mm_struct *mm = data; unsigned int access_flags = 0; unsigned int fault_flags = FAULT_FLAG_REMOTE; struct iommu_fault_page_request *prm = &fault->prm; @@ -217,13 +244,54 @@ out_put_mm: return status; } -void mm_pasid_drop(struct mm_struct *mm) +static void iommu_sva_handle_iopf(struct work_struct *work) { - struct iommu_mm_data *iommu_mm = mm->iommu_mm; + struct iopf_fault *iopf; + struct iopf_group *group; + enum iommu_page_response_code status = IOMMU_PAGE_RESP_SUCCESS; + + group = container_of(work, struct iopf_group, work); + list_for_each_entry(iopf, &group->faults, list) { + /* + * For the moment, errors are sticky: don't handle subsequent + * faults in the group if there is an error. + */ + if (status != IOMMU_PAGE_RESP_SUCCESS) + break; + + status = iommu_sva_handle_mm(&iopf->fault, group->domain->mm); + } - if (!iommu_mm) - return; + iopf_group_response(group, status); + iopf_free_group(group); +} - iommu_free_global_pasid(iommu_mm->pasid); - kfree(iommu_mm); +static int iommu_sva_iopf_handler(struct iopf_group *group) +{ + struct iommu_fault_param *fault_param = group->fault_param; + + INIT_WORK(&group->work, iommu_sva_handle_iopf); + if (!queue_work(fault_param->queue->wq, &group->work)) + return -EBUSY; + + return 0; +} + +struct iommu_domain *iommu_sva_domain_alloc(struct device *dev, + struct mm_struct *mm) +{ + const struct iommu_ops *ops = dev_iommu_ops(dev); + struct iommu_domain *domain; + + domain = ops->domain_alloc(IOMMU_DOMAIN_SVA); + if (!domain) + return NULL; + + domain->type = IOMMU_DOMAIN_SVA; + mmgrab(mm); + domain->mm = mm; + domain->owner = ops; + domain->iopf_handler = iommu_sva_iopf_handler; + + return domain; } diff --git a/drivers/iommu/iommu-sva.h b/drivers/iommu/iommu-sva.h deleted file mode 100644 index 54946b5a7caf..000000000000 --- a/drivers/iommu/iommu-sva.h +++ /dev/null @@ -1,71 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * SVA library for IOMMU drivers - */ -#ifndef _IOMMU_SVA_H -#define _IOMMU_SVA_H - -#include <linux/mm_types.h> - -/* I/O Page fault */ -struct device; -struct iommu_fault; -struct iopf_queue; - -#ifdef CONFIG_IOMMU_SVA -int iommu_queue_iopf(struct iommu_fault *fault, void *cookie); - -int iopf_queue_add_device(struct iopf_queue *queue, struct device *dev); -int iopf_queue_remove_device(struct iopf_queue *queue, - struct device *dev); -int iopf_queue_flush_dev(struct device *dev); -struct iopf_queue *iopf_queue_alloc(const char *name); -void iopf_queue_free(struct iopf_queue *queue); -int iopf_queue_discard_partial(struct iopf_queue *queue); -enum iommu_page_response_code -iommu_sva_handle_iopf(struct iommu_fault *fault, void *data); - -#else /* CONFIG_IOMMU_SVA */ -static inline int iommu_queue_iopf(struct iommu_fault *fault, void *cookie) -{ - return -ENODEV; -} - -static inline int iopf_queue_add_device(struct iopf_queue *queue, - struct device *dev) -{ - return -ENODEV; -} - -static inline int iopf_queue_remove_device(struct iopf_queue *queue, - struct device *dev) -{ - return -ENODEV; -} - -static inline int iopf_queue_flush_dev(struct device *dev) -{ - return -ENODEV; -} - -static inline struct iopf_queue *iopf_queue_alloc(const char *name) -{ - return NULL; -} - -static inline void iopf_queue_free(struct iopf_queue *queue) -{ -} - -static inline int iopf_queue_discard_partial(struct iopf_queue *queue) -{ - return -ENODEV; -} - -static inline enum iommu_page_response_code -iommu_sva_handle_iopf(struct iommu_fault *fault, void *data) -{ - return IOMMU_PAGE_RESP_INVALID; -} -#endif /* CONFIG_IOMMU_SVA */ -#endif /* _IOMMU_SVA_H */ diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index d14413916f93..098869007c69 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -36,8 +36,6 @@ #include "dma-iommu.h" #include "iommu-priv.h" -#include "iommu-sva.h" - static struct kset *iommu_group_kset; static DEFINE_IDA(iommu_group_ida); static DEFINE_IDA(iommu_global_pasid_ida); @@ -291,7 +289,7 @@ EXPORT_SYMBOL_GPL(iommu_device_unregister); #if IS_ENABLED(CONFIG_IOMMUFD_TEST) void iommu_device_unregister_bus(struct iommu_device *iommu, - struct bus_type *bus, + const struct bus_type *bus, struct notifier_block *nb) { bus_unregister_notifier(bus, nb); @@ -305,7 +303,8 @@ EXPORT_SYMBOL_GPL(iommu_device_unregister_bus); * some memory to hold a notifier_block. */ int iommu_device_register_bus(struct iommu_device *iommu, - const struct iommu_ops *ops, struct bus_type *bus, + const struct iommu_ops *ops, + const struct bus_type *bus, struct notifier_block *nb) { int err; @@ -463,13 +462,24 @@ static void iommu_deinit_device(struct device *dev) /* * release_device() must stop using any attached domain on the device. - * If there are still other devices in the group they are not effected + * If there are still other devices in the group, they are not affected * by this callback. * - * The IOMMU driver must set the device to either an identity or - * blocking translation and stop using any domain pointer, as it is - * going to be freed. + * If the iommu driver provides release_domain, the core code ensures + * that domain is attached prior to calling release_device. Drivers can + * use this to enforce a translation on the idle iommu. Typically, the + * global static blocked_domain is a good choice. + * + * Otherwise, the iommu driver must set the device to either an identity + * or a blocking translation in release_device() and stop using any + * domain pointer, as it is going to be freed. + * + * Regardless, if a delayed attach never occurred, then the release + * should still avoid touching any hardware configuration either. */ + if (!dev->iommu->attach_deferred && ops->release_domain) + ops->release_domain->ops->attach_dev(ops->release_domain, dev); + if (ops->release_device) ops->release_device(dev); @@ -1248,6 +1258,25 @@ void iommu_group_remove_device(struct device *dev) } EXPORT_SYMBOL_GPL(iommu_group_remove_device); +#if IS_ENABLED(CONFIG_LOCKDEP) && IS_ENABLED(CONFIG_IOMMU_API) +/** + * iommu_group_mutex_assert - Check device group mutex lock + * @dev: the device that has group param set + * + * This function is called by an iommu driver to check whether it holds + * group mutex lock for the given device or not. + * + * Note that this function must be called after device group param is set. + */ +void iommu_group_mutex_assert(struct device *dev) +{ + struct iommu_group *group = dev->iommu_group; + + lockdep_assert_held(&group->mutex); +} +EXPORT_SYMBOL_GPL(iommu_group_mutex_assert); +#endif + static struct device *iommu_group_first_dev(struct iommu_group *group) { lockdep_assert_held(&group->mutex); @@ -1331,217 +1360,6 @@ void iommu_group_put(struct iommu_group *group) EXPORT_SYMBOL_GPL(iommu_group_put); /** - * iommu_register_device_fault_handler() - Register a device fault handler - * @dev: the device - * @handler: the fault handler - * @data: private data passed as argument to the handler - * - * When an IOMMU fault event is received, this handler gets called with the - * fault event and data as argument. The handler should return 0 on success. If - * the fault is recoverable (IOMMU_FAULT_PAGE_REQ), the consumer should also - * complete the fault by calling iommu_page_response() with one of the following - * response code: - * - IOMMU_PAGE_RESP_SUCCESS: retry the translation - * - IOMMU_PAGE_RESP_INVALID: terminate the fault - * - IOMMU_PAGE_RESP_FAILURE: terminate the fault and stop reporting - * page faults if possible. - * - * Return 0 if the fault handler was installed successfully, or an error. - */ -int iommu_register_device_fault_handler(struct device *dev, - iommu_dev_fault_handler_t handler, - void *data) -{ - struct dev_iommu *param = dev->iommu; - int ret = 0; - - if (!param) - return -EINVAL; - - mutex_lock(¶m->lock); - /* Only allow one fault handler registered for each device */ - if (param->fault_param) { - ret = -EBUSY; - goto done_unlock; - } - - get_device(dev); - param->fault_param = kzalloc(sizeof(*param->fault_param), GFP_KERNEL); - if (!param->fault_param) { - put_device(dev); - ret = -ENOMEM; - goto done_unlock; - } - param->fault_param->handler = handler; - param->fault_param->data = data; - mutex_init(¶m->fault_param->lock); - INIT_LIST_HEAD(¶m->fault_param->faults); - -done_unlock: - mutex_unlock(¶m->lock); - - return ret; -} -EXPORT_SYMBOL_GPL(iommu_register_device_fault_handler); - -/** - * iommu_unregister_device_fault_handler() - Unregister the device fault handler - * @dev: the device - * - * Remove the device fault handler installed with - * iommu_register_device_fault_handler(). - * - * Return 0 on success, or an error. - */ -int iommu_unregister_device_fault_handler(struct device *dev) -{ - struct dev_iommu *param = dev->iommu; - int ret = 0; - - if (!param) - return -EINVAL; - - mutex_lock(¶m->lock); - - if (!param->fault_param) - goto unlock; - - /* we cannot unregister handler if there are pending faults */ - if (!list_empty(¶m->fault_param->faults)) { - ret = -EBUSY; - goto unlock; - } - - kfree(param->fault_param); - param->fault_param = NULL; - put_device(dev); -unlock: - mutex_unlock(¶m->lock); - - return ret; -} -EXPORT_SYMBOL_GPL(iommu_unregister_device_fault_handler); - -/** - * iommu_report_device_fault() - Report fault event to device driver - * @dev: the device - * @evt: fault event data - * - * Called by IOMMU drivers when a fault is detected, typically in a threaded IRQ - * handler. When this function fails and the fault is recoverable, it is the - * caller's responsibility to complete the fault. - * - * Return 0 on success, or an error. - */ -int iommu_report_device_fault(struct device *dev, struct iommu_fault_event *evt) -{ - struct dev_iommu *param = dev->iommu; - struct iommu_fault_event *evt_pending = NULL; - struct iommu_fault_param *fparam; - int ret = 0; - - if (!param || !evt) - return -EINVAL; - - /* we only report device fault if there is a handler registered */ - mutex_lock(¶m->lock); - fparam = param->fault_param; - if (!fparam || !fparam->handler) { - ret = -EINVAL; - goto done_unlock; - } - - if (evt->fault.type == IOMMU_FAULT_PAGE_REQ && - (evt->fault.prm.flags & IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE)) { - evt_pending = kmemdup(evt, sizeof(struct iommu_fault_event), - GFP_KERNEL); - if (!evt_pending) { - ret = -ENOMEM; - goto done_unlock; - } - mutex_lock(&fparam->lock); - list_add_tail(&evt_pending->list, &fparam->faults); - mutex_unlock(&fparam->lock); - } - - ret = fparam->handler(&evt->fault, fparam->data); - if (ret && evt_pending) { - mutex_lock(&fparam->lock); - list_del(&evt_pending->list); - mutex_unlock(&fparam->lock); - kfree(evt_pending); - } -done_unlock: - mutex_unlock(¶m->lock); - return ret; -} -EXPORT_SYMBOL_GPL(iommu_report_device_fault); - -int iommu_page_response(struct device *dev, - struct iommu_page_response *msg) -{ - bool needs_pasid; - int ret = -EINVAL; - struct iommu_fault_event *evt; - struct iommu_fault_page_request *prm; - struct dev_iommu *param = dev->iommu; - const struct iommu_ops *ops = dev_iommu_ops(dev); - bool has_pasid = msg->flags & IOMMU_PAGE_RESP_PASID_VALID; - - if (!ops->page_response) - return -ENODEV; - - if (!param || !param->fault_param) - return -EINVAL; - - if (msg->version != IOMMU_PAGE_RESP_VERSION_1 || - msg->flags & ~IOMMU_PAGE_RESP_PASID_VALID) - return -EINVAL; - - /* Only send response if there is a fault report pending */ - mutex_lock(¶m->fault_param->lock); - if (list_empty(¶m->fault_param->faults)) { - dev_warn_ratelimited(dev, "no pending PRQ, drop response\n"); - goto done_unlock; - } - /* - * Check if we have a matching page request pending to respond, - * otherwise return -EINVAL - */ - list_for_each_entry(evt, ¶m->fault_param->faults, list) { - prm = &evt->fault.prm; - if (prm->grpid != msg->grpid) - continue; - - /* - * If the PASID is required, the corresponding request is - * matched using the group ID, the PASID valid bit and the PASID - * value. Otherwise only the group ID matches request and - * response. - */ - needs_pasid = prm->flags & IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID; - if (needs_pasid && (!has_pasid || msg->pasid != prm->pasid)) - continue; - - if (!needs_pasid && has_pasid) { - /* No big deal, just clear it. */ - msg->flags &= ~IOMMU_PAGE_RESP_PASID_VALID; - msg->pasid = 0; - } - - ret = ops->page_response(dev, evt, msg); - list_del(&evt->list); - kfree(evt); - break; - } - -done_unlock: - mutex_unlock(¶m->fault_param->lock); - return ret; -} -EXPORT_SYMBOL_GPL(iommu_page_response); - -/** * iommu_group_id - Return ID for a group * @group: the group to ID * @@ -2986,7 +2804,7 @@ bool iommu_default_passthrough(void) } EXPORT_SYMBOL_GPL(iommu_default_passthrough); -const struct iommu_ops *iommu_ops_from_fwnode(struct fwnode_handle *fwnode) +const struct iommu_ops *iommu_ops_from_fwnode(const struct fwnode_handle *fwnode) { const struct iommu_ops *ops = NULL; struct iommu_device *iommu; @@ -3037,7 +2855,7 @@ void iommu_fwspec_free(struct device *dev) } EXPORT_SYMBOL_GPL(iommu_fwspec_free); -int iommu_fwspec_add_ids(struct device *dev, u32 *ids, int num_ids) +int iommu_fwspec_add_ids(struct device *dev, const u32 *ids, int num_ids) { struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev); int i, new_num; @@ -3623,26 +3441,6 @@ struct iommu_domain *iommu_get_domain_for_dev_pasid(struct device *dev, } EXPORT_SYMBOL_GPL(iommu_get_domain_for_dev_pasid); -struct iommu_domain *iommu_sva_domain_alloc(struct device *dev, - struct mm_struct *mm) -{ - const struct iommu_ops *ops = dev_iommu_ops(dev); - struct iommu_domain *domain; - - domain = ops->domain_alloc(IOMMU_DOMAIN_SVA); - if (!domain) - return NULL; - - domain->type = IOMMU_DOMAIN_SVA; - mmgrab(mm); - domain->mm = mm; - domain->owner = ops; - domain->iopf_handler = iommu_sva_handle_iopf; - domain->fault_data = mm; - - return domain; -} - ioasid_t iommu_alloc_global_pasid(struct device *dev) { int ret; diff --git a/drivers/iommu/iommufd/hw_pagetable.c b/drivers/iommu/iommufd/hw_pagetable.c index 3f3f1fa1a0a9..33d142f8057d 100644 --- a/drivers/iommu/iommufd/hw_pagetable.c +++ b/drivers/iommu/iommufd/hw_pagetable.c @@ -263,7 +263,8 @@ int iommufd_hwpt_alloc(struct iommufd_ucmd *ucmd) if (cmd->__reserved) return -EOPNOTSUPP; - if (cmd->data_type == IOMMU_HWPT_DATA_NONE && cmd->data_len) + if ((cmd->data_type == IOMMU_HWPT_DATA_NONE && cmd->data_len) || + (cmd->data_type != IOMMU_HWPT_DATA_NONE && !cmd->data_len)) return -EINVAL; idev = iommufd_get_device(ucmd, cmd->dev_id); diff --git a/drivers/iommu/iommufd/io_pagetable.c b/drivers/iommu/iommufd/io_pagetable.c index 504ac1b01b2d..05fd9d3abf1b 100644 --- a/drivers/iommu/iommufd/io_pagetable.c +++ b/drivers/iommu/iommufd/io_pagetable.c @@ -1330,20 +1330,23 @@ out_unlock: int iopt_add_access(struct io_pagetable *iopt, struct iommufd_access *access) { + u32 new_id; int rc; down_write(&iopt->domains_rwsem); down_write(&iopt->iova_rwsem); - rc = xa_alloc(&iopt->access_list, &access->iopt_access_list_id, access, - xa_limit_16b, GFP_KERNEL_ACCOUNT); + rc = xa_alloc(&iopt->access_list, &new_id, access, xa_limit_16b, + GFP_KERNEL_ACCOUNT); + if (rc) goto out_unlock; rc = iopt_calculate_iova_alignment(iopt); if (rc) { - xa_erase(&iopt->access_list, access->iopt_access_list_id); + xa_erase(&iopt->access_list, new_id); goto out_unlock; } + access->iopt_access_list_id = new_id; out_unlock: up_write(&iopt->iova_rwsem); diff --git a/drivers/iommu/iommufd/iommufd_test.h b/drivers/iommu/iommufd/iommufd_test.h index 482d4059f5db..e854d3f67205 100644 --- a/drivers/iommu/iommufd/iommufd_test.h +++ b/drivers/iommu/iommufd/iommufd_test.h @@ -45,6 +45,7 @@ enum { enum { MOCK_FLAGS_DEVICE_NO_DIRTY = 1 << 0, + MOCK_FLAGS_DEVICE_HUGE_IOVA = 1 << 1, }; enum { diff --git a/drivers/iommu/iommufd/iova_bitmap.c b/drivers/iommu/iommufd/iova_bitmap.c index 0a92c9eeaf7f..db8c46bee155 100644 --- a/drivers/iommu/iommufd/iova_bitmap.c +++ b/drivers/iommu/iommufd/iova_bitmap.c @@ -100,7 +100,7 @@ struct iova_bitmap { struct iova_bitmap_map mapped; /* userspace address of the bitmap */ - u64 __user *bitmap; + u8 __user *bitmap; /* u64 index that @mapped points to */ unsigned long mapped_base_index; @@ -113,6 +113,9 @@ struct iova_bitmap { /* length of the IOVA range for the whole bitmap */ size_t length; + + /* length of the IOVA range set ahead the pinned pages */ + unsigned long set_ahead_length; }; /* @@ -162,7 +165,7 @@ static int iova_bitmap_get(struct iova_bitmap *bitmap) { struct iova_bitmap_map *mapped = &bitmap->mapped; unsigned long npages; - u64 __user *addr; + u8 __user *addr; long ret; /* @@ -176,17 +179,18 @@ static int iova_bitmap_get(struct iova_bitmap *bitmap) sizeof(*bitmap->bitmap), PAGE_SIZE); /* - * We always cap at max number of 'struct page' a base page can fit. - * This is, for example, on x86 means 2M of bitmap data max. - */ - npages = min(npages, PAGE_SIZE / sizeof(struct page *)); - - /* * Bitmap address to be pinned is calculated via pointer arithmetic * with bitmap u64 word index. */ addr = bitmap->bitmap + bitmap->mapped_base_index; + /* + * We always cap at max number of 'struct page' a base page can fit. + * This is, for example, on x86 means 2M of bitmap data max. + */ + npages = min(npages + !!offset_in_page(addr), + PAGE_SIZE / sizeof(struct page *)); + ret = pin_user_pages_fast((unsigned long)addr, npages, FOLL_WRITE, mapped->pages); if (ret <= 0) @@ -247,7 +251,7 @@ struct iova_bitmap *iova_bitmap_alloc(unsigned long iova, size_t length, mapped = &bitmap->mapped; mapped->pgshift = __ffs(page_size); - bitmap->bitmap = data; + bitmap->bitmap = (u8 __user *)data; bitmap->mapped_total_index = iova_bitmap_offset_to_index(bitmap, length - 1) + 1; bitmap->iova = iova; @@ -304,7 +308,7 @@ static unsigned long iova_bitmap_mapped_remaining(struct iova_bitmap *bitmap) remaining = bitmap->mapped_total_index - bitmap->mapped_base_index; remaining = min_t(unsigned long, remaining, - bytes / sizeof(*bitmap->bitmap)); + DIV_ROUND_UP(bytes, sizeof(*bitmap->bitmap))); return remaining; } @@ -341,6 +345,32 @@ static bool iova_bitmap_done(struct iova_bitmap *bitmap) return bitmap->mapped_base_index >= bitmap->mapped_total_index; } +static int iova_bitmap_set_ahead(struct iova_bitmap *bitmap, + size_t set_ahead_length) +{ + int ret = 0; + + while (set_ahead_length > 0 && !iova_bitmap_done(bitmap)) { + unsigned long length = iova_bitmap_mapped_length(bitmap); + unsigned long iova = iova_bitmap_mapped_iova(bitmap); + + ret = iova_bitmap_get(bitmap); + if (ret) + break; + + length = min(length, set_ahead_length); + iova_bitmap_set(bitmap, iova, length); + + set_ahead_length -= length; + bitmap->mapped_base_index += + iova_bitmap_offset_to_index(bitmap, length - 1) + 1; + iova_bitmap_put(bitmap); + } + + bitmap->set_ahead_length = 0; + return ret; +} + /* * Advances to the next range, releases the current pinned * pages and pins the next set of bitmap pages. @@ -357,6 +387,15 @@ static int iova_bitmap_advance(struct iova_bitmap *bitmap) if (iova_bitmap_done(bitmap)) return 0; + /* Iterate, set and skip any bits requested for next iteration */ + if (bitmap->set_ahead_length) { + int ret; + + ret = iova_bitmap_set_ahead(bitmap, bitmap->set_ahead_length); + if (ret) + return ret; + } + /* When advancing the index we pin the next set of bitmap pages */ return iova_bitmap_get(bitmap); } @@ -409,6 +448,7 @@ void iova_bitmap_set(struct iova_bitmap *bitmap, mapped->pgshift) + mapped->pgoff * BITS_PER_BYTE; unsigned long last_bit = (((iova + length - 1) - mapped->iova) >> mapped->pgshift) + mapped->pgoff * BITS_PER_BYTE; + unsigned long last_page_idx = mapped->npages - 1; do { unsigned int page_idx = cur_bit / BITS_PER_PAGE; @@ -417,10 +457,18 @@ void iova_bitmap_set(struct iova_bitmap *bitmap, last_bit - cur_bit + 1); void *kaddr; + if (unlikely(page_idx > last_page_idx)) + break; + kaddr = kmap_local_page(mapped->pages[page_idx]); bitmap_set(kaddr, offset, nbits); kunmap_local(kaddr); cur_bit += nbits; } while (cur_bit <= last_bit); + + if (unlikely(cur_bit <= last_bit)) { + bitmap->set_ahead_length = + ((last_bit - cur_bit + 1) << bitmap->mapped.pgshift); + } } EXPORT_SYMBOL_NS_GPL(iova_bitmap_set, IOMMUFD); diff --git a/drivers/iommu/iommufd/selftest.c b/drivers/iommu/iommufd/selftest.c index d9e9920c7eba..7a2199470f31 100644 --- a/drivers/iommu/iommufd/selftest.c +++ b/drivers/iommu/iommufd/selftest.c @@ -36,11 +36,12 @@ static struct mock_bus_type iommufd_mock_bus_type = { }, }; -static atomic_t mock_dev_num; +static DEFINE_IDA(mock_dev_ida); enum { MOCK_DIRTY_TRACK = 1, MOCK_IO_PAGE_SIZE = PAGE_SIZE / 2, + MOCK_HUGE_PAGE_SIZE = 512 * MOCK_IO_PAGE_SIZE, /* * Like a real page table alignment requires the low bits of the address @@ -53,6 +54,7 @@ enum { MOCK_PFN_START_IOVA = _MOCK_PFN_START, MOCK_PFN_LAST_IOVA = _MOCK_PFN_START, MOCK_PFN_DIRTY_IOVA = _MOCK_PFN_START << 1, + MOCK_PFN_HUGE_IOVA = _MOCK_PFN_START << 2, }; /* @@ -61,8 +63,8 @@ enum { * In syzkaller mode the 64 bit IOVA is converted into an nth area and offset * value. This has a much smaller randomization space and syzkaller can hit it. */ -static unsigned long iommufd_test_syz_conv_iova(struct io_pagetable *iopt, - u64 *iova) +static unsigned long __iommufd_test_syz_conv_iova(struct io_pagetable *iopt, + u64 *iova) { struct syz_layout { __u32 nth_area; @@ -86,6 +88,21 @@ static unsigned long iommufd_test_syz_conv_iova(struct io_pagetable *iopt, return 0; } +static unsigned long iommufd_test_syz_conv_iova(struct iommufd_access *access, + u64 *iova) +{ + unsigned long ret; + + mutex_lock(&access->ioas_lock); + if (!access->ioas) { + mutex_unlock(&access->ioas_lock); + return 0; + } + ret = __iommufd_test_syz_conv_iova(&access->ioas->iopt, iova); + mutex_unlock(&access->ioas_lock); + return ret; +} + void iommufd_test_syz_conv_iova_id(struct iommufd_ucmd *ucmd, unsigned int ioas_id, u64 *iova, u32 *flags) { @@ -98,7 +115,7 @@ void iommufd_test_syz_conv_iova_id(struct iommufd_ucmd *ucmd, ioas = iommufd_get_ioas(ucmd->ictx, ioas_id); if (IS_ERR(ioas)) return; - *iova = iommufd_test_syz_conv_iova(&ioas->iopt, iova); + *iova = __iommufd_test_syz_conv_iova(&ioas->iopt, iova); iommufd_put_object(ucmd->ictx, &ioas->obj); } @@ -121,6 +138,7 @@ enum selftest_obj_type { struct mock_dev { struct device dev; unsigned long flags; + int id; }; struct selftest_obj { @@ -191,6 +209,34 @@ static int mock_domain_set_dirty_tracking(struct iommu_domain *domain, return 0; } +static bool mock_test_and_clear_dirty(struct mock_iommu_domain *mock, + unsigned long iova, size_t page_size, + unsigned long flags) +{ + unsigned long cur, end = iova + page_size - 1; + bool dirty = false; + void *ent, *old; + + for (cur = iova; cur < end; cur += MOCK_IO_PAGE_SIZE) { + ent = xa_load(&mock->pfns, cur / MOCK_IO_PAGE_SIZE); + if (!ent || !(xa_to_value(ent) & MOCK_PFN_DIRTY_IOVA)) + continue; + + dirty = true; + /* Clear dirty */ + if (!(flags & IOMMU_DIRTY_NO_CLEAR)) { + unsigned long val; + + val = xa_to_value(ent) & ~MOCK_PFN_DIRTY_IOVA; + old = xa_store(&mock->pfns, cur / MOCK_IO_PAGE_SIZE, + xa_mk_value(val), GFP_KERNEL); + WARN_ON_ONCE(ent != old); + } + } + + return dirty; +} + static int mock_domain_read_and_clear_dirty(struct iommu_domain *domain, unsigned long iova, size_t size, unsigned long flags, @@ -198,31 +244,31 @@ static int mock_domain_read_and_clear_dirty(struct iommu_domain *domain, { struct mock_iommu_domain *mock = container_of(domain, struct mock_iommu_domain, domain); - unsigned long i, max = size / MOCK_IO_PAGE_SIZE; - void *ent, *old; + unsigned long end = iova + size; + void *ent; if (!(mock->flags & MOCK_DIRTY_TRACK) && dirty->bitmap) return -EINVAL; - for (i = 0; i < max; i++) { - unsigned long cur = iova + i * MOCK_IO_PAGE_SIZE; + do { + unsigned long pgsize = MOCK_IO_PAGE_SIZE; + unsigned long head; - ent = xa_load(&mock->pfns, cur / MOCK_IO_PAGE_SIZE); - if (ent && (xa_to_value(ent) & MOCK_PFN_DIRTY_IOVA)) { - /* Clear dirty */ - if (!(flags & IOMMU_DIRTY_NO_CLEAR)) { - unsigned long val; - - val = xa_to_value(ent) & ~MOCK_PFN_DIRTY_IOVA; - old = xa_store(&mock->pfns, - cur / MOCK_IO_PAGE_SIZE, - xa_mk_value(val), GFP_KERNEL); - WARN_ON_ONCE(ent != old); - } - iommu_dirty_bitmap_record(dirty, cur, - MOCK_IO_PAGE_SIZE); + ent = xa_load(&mock->pfns, iova / MOCK_IO_PAGE_SIZE); + if (!ent) { + iova += pgsize; + continue; } - } + + if (xa_to_value(ent) & MOCK_PFN_HUGE_IOVA) + pgsize = MOCK_HUGE_PAGE_SIZE; + head = iova & ~(pgsize - 1); + + /* Clear dirty */ + if (mock_test_and_clear_dirty(mock, head, pgsize, flags)) + iommu_dirty_bitmap_record(dirty, head, pgsize); + iova = head + pgsize; + } while (iova < end); return 0; } @@ -234,6 +280,7 @@ const struct iommu_dirty_ops dirty_ops = { static struct iommu_domain *mock_domain_alloc_paging(struct device *dev) { + struct mock_dev *mdev = container_of(dev, struct mock_dev, dev); struct mock_iommu_domain *mock; mock = kzalloc(sizeof(*mock), GFP_KERNEL); @@ -242,6 +289,8 @@ static struct iommu_domain *mock_domain_alloc_paging(struct device *dev) mock->domain.geometry.aperture_start = MOCK_APERTURE_START; mock->domain.geometry.aperture_end = MOCK_APERTURE_LAST; mock->domain.pgsize_bitmap = MOCK_IO_PAGE_SIZE; + if (dev && mdev->flags & MOCK_FLAGS_DEVICE_HUGE_IOVA) + mock->domain.pgsize_bitmap |= MOCK_HUGE_PAGE_SIZE; mock->domain.ops = mock_ops.default_domain_ops; mock->domain.type = IOMMU_DOMAIN_UNMANAGED; xa_init(&mock->pfns); @@ -287,7 +336,7 @@ mock_domain_alloc_user(struct device *dev, u32 flags, return ERR_PTR(-EOPNOTSUPP); if (user_data || (has_dirty_flag && no_dirty_ops)) return ERR_PTR(-EOPNOTSUPP); - domain = mock_domain_alloc_paging(NULL); + domain = mock_domain_alloc_paging(dev); if (!domain) return ERR_PTR(-ENOMEM); if (has_dirty_flag) @@ -350,6 +399,9 @@ static int mock_domain_map_pages(struct iommu_domain *domain, if (pgcount == 1 && cur + MOCK_IO_PAGE_SIZE == pgsize) flags = MOCK_PFN_LAST_IOVA; + if (pgsize != MOCK_IO_PAGE_SIZE) { + flags |= MOCK_PFN_HUGE_IOVA; + } old = xa_store(&mock->pfns, iova / MOCK_IO_PAGE_SIZE, xa_mk_value((paddr / MOCK_IO_PAGE_SIZE) | flags), @@ -394,20 +446,27 @@ static size_t mock_domain_unmap_pages(struct iommu_domain *domain, /* * iommufd generates unmaps that must be a strict - * superset of the map's performend So every starting - * IOVA should have been an iova passed to map, and the + * superset of the map's performend So every + * starting/ending IOVA should have been an iova passed + * to map. * - * First IOVA must be present and have been a first IOVA - * passed to map_pages + * This simple logic doesn't work when the HUGE_PAGE is + * turned on since the core code will automatically + * switch between the two page sizes creating a break in + * the unmap calls. The break can land in the middle of + * contiguous IOVA. */ - if (first) { - WARN_ON(ent && !(xa_to_value(ent) & - MOCK_PFN_START_IOVA)); - first = false; + if (!(domain->pgsize_bitmap & MOCK_HUGE_PAGE_SIZE)) { + if (first) { + WARN_ON(ent && !(xa_to_value(ent) & + MOCK_PFN_START_IOVA)); + first = false; + } + if (pgcount == 1 && + cur + MOCK_IO_PAGE_SIZE == pgsize) + WARN_ON(ent && !(xa_to_value(ent) & + MOCK_PFN_LAST_IOVA)); } - if (pgcount == 1 && cur + MOCK_IO_PAGE_SIZE == pgsize) - WARN_ON(ent && !(xa_to_value(ent) & - MOCK_PFN_LAST_IOVA)); iova += MOCK_IO_PAGE_SIZE; ret += MOCK_IO_PAGE_SIZE; @@ -595,7 +654,7 @@ static void mock_dev_release(struct device *dev) { struct mock_dev *mdev = container_of(dev, struct mock_dev, dev); - atomic_dec(&mock_dev_num); + ida_free(&mock_dev_ida, mdev->id); kfree(mdev); } @@ -604,7 +663,8 @@ static struct mock_dev *mock_dev_create(unsigned long dev_flags) struct mock_dev *mdev; int rc; - if (dev_flags & ~(MOCK_FLAGS_DEVICE_NO_DIRTY)) + if (dev_flags & + ~(MOCK_FLAGS_DEVICE_NO_DIRTY | MOCK_FLAGS_DEVICE_HUGE_IOVA)) return ERR_PTR(-EINVAL); mdev = kzalloc(sizeof(*mdev), GFP_KERNEL); @@ -616,8 +676,12 @@ static struct mock_dev *mock_dev_create(unsigned long dev_flags) mdev->dev.release = mock_dev_release; mdev->dev.bus = &iommufd_mock_bus_type.bus; - rc = dev_set_name(&mdev->dev, "iommufd_mock%u", - atomic_inc_return(&mock_dev_num)); + rc = ida_alloc(&mock_dev_ida, GFP_KERNEL); + if (rc < 0) + goto err_put; + mdev->id = rc; + + rc = dev_set_name(&mdev->dev, "iommufd_mock%u", mdev->id); if (rc) goto err_put; @@ -1119,7 +1183,7 @@ static int iommufd_test_access_pages(struct iommufd_ucmd *ucmd, } if (flags & MOCK_FLAGS_ACCESS_SYZ) - iova = iommufd_test_syz_conv_iova(&staccess->access->ioas->iopt, + iova = iommufd_test_syz_conv_iova(staccess->access, &cmd->access_pages.iova); npages = (ALIGN(iova + length, PAGE_SIZE) - @@ -1221,8 +1285,8 @@ static int iommufd_test_access_rw(struct iommufd_ucmd *ucmd, } if (flags & MOCK_FLAGS_ACCESS_SYZ) - iova = iommufd_test_syz_conv_iova(&staccess->access->ioas->iopt, - &cmd->access_rw.iova); + iova = iommufd_test_syz_conv_iova(staccess->access, + &cmd->access_rw.iova); rc = iommufd_access_rw(staccess->access, iova, tmp, length, flags); if (rc) diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c index d30e453d0fb4..d59d0ea2fd21 100644 --- a/drivers/iommu/iova.c +++ b/drivers/iommu/iova.c @@ -24,24 +24,8 @@ static bool iova_rcache_insert(struct iova_domain *iovad, static unsigned long iova_rcache_get(struct iova_domain *iovad, unsigned long size, unsigned long limit_pfn); -static void free_cpu_cached_iovas(unsigned int cpu, struct iova_domain *iovad); static void free_iova_rcaches(struct iova_domain *iovad); - -unsigned long iova_rcache_range(void) -{ - return PAGE_SIZE << (IOVA_RANGE_CACHE_MAX_SIZE - 1); -} - -static int iova_cpuhp_dead(unsigned int cpu, struct hlist_node *node) -{ - struct iova_domain *iovad; - - iovad = hlist_entry_safe(node, struct iova_domain, cpuhp_dead); - - free_cpu_cached_iovas(cpu, iovad); - return 0; -} - +static void free_cpu_cached_iovas(unsigned int cpu, struct iova_domain *iovad); static void free_global_cached_iovas(struct iova_domain *iovad); static struct iova *to_iova(struct rb_node *node) @@ -252,54 +236,6 @@ static void free_iova_mem(struct iova *iova) kmem_cache_free(iova_cache, iova); } -int iova_cache_get(void) -{ - mutex_lock(&iova_cache_mutex); - if (!iova_cache_users) { - int ret; - - ret = cpuhp_setup_state_multi(CPUHP_IOMMU_IOVA_DEAD, "iommu/iova:dead", NULL, - iova_cpuhp_dead); - if (ret) { - mutex_unlock(&iova_cache_mutex); - pr_err("Couldn't register cpuhp handler\n"); - return ret; - } - - iova_cache = kmem_cache_create( - "iommu_iova", sizeof(struct iova), 0, - SLAB_HWCACHE_ALIGN, NULL); - if (!iova_cache) { - cpuhp_remove_multi_state(CPUHP_IOMMU_IOVA_DEAD); - mutex_unlock(&iova_cache_mutex); - pr_err("Couldn't create iova cache\n"); - return -ENOMEM; - } - } - - iova_cache_users++; - mutex_unlock(&iova_cache_mutex); - - return 0; -} -EXPORT_SYMBOL_GPL(iova_cache_get); - -void iova_cache_put(void) -{ - mutex_lock(&iova_cache_mutex); - if (WARN_ON(!iova_cache_users)) { - mutex_unlock(&iova_cache_mutex); - return; - } - iova_cache_users--; - if (!iova_cache_users) { - cpuhp_remove_multi_state(CPUHP_IOMMU_IOVA_DEAD); - kmem_cache_destroy(iova_cache); - } - mutex_unlock(&iova_cache_mutex); -} -EXPORT_SYMBOL_GPL(iova_cache_put); - /** * alloc_iova - allocates an iova * @iovad: - iova domain in question @@ -654,11 +590,18 @@ struct iova_rcache { struct delayed_work work; }; +static struct kmem_cache *iova_magazine_cache; + +unsigned long iova_rcache_range(void) +{ + return PAGE_SIZE << (IOVA_RANGE_CACHE_MAX_SIZE - 1); +} + static struct iova_magazine *iova_magazine_alloc(gfp_t flags) { struct iova_magazine *mag; - mag = kmalloc(sizeof(*mag), flags); + mag = kmem_cache_alloc(iova_magazine_cache, flags); if (mag) mag->size = 0; @@ -667,7 +610,7 @@ static struct iova_magazine *iova_magazine_alloc(gfp_t flags) static void iova_magazine_free(struct iova_magazine *mag) { - kfree(mag); + kmem_cache_free(iova_magazine_cache, mag); } static void @@ -990,5 +933,71 @@ static void free_global_cached_iovas(struct iova_domain *iovad) spin_unlock_irqrestore(&rcache->lock, flags); } } + +static int iova_cpuhp_dead(unsigned int cpu, struct hlist_node *node) +{ + struct iova_domain *iovad; + + iovad = hlist_entry_safe(node, struct iova_domain, cpuhp_dead); + + free_cpu_cached_iovas(cpu, iovad); + return 0; +} + +int iova_cache_get(void) +{ + int err = -ENOMEM; + + mutex_lock(&iova_cache_mutex); + if (!iova_cache_users) { + iova_cache = kmem_cache_create("iommu_iova", sizeof(struct iova), 0, + SLAB_HWCACHE_ALIGN, NULL); + if (!iova_cache) + goto out_err; + + iova_magazine_cache = kmem_cache_create("iommu_iova_magazine", + sizeof(struct iova_magazine), + 0, SLAB_HWCACHE_ALIGN, NULL); + if (!iova_magazine_cache) + goto out_err; + + err = cpuhp_setup_state_multi(CPUHP_IOMMU_IOVA_DEAD, "iommu/iova:dead", + NULL, iova_cpuhp_dead); + if (err) { + pr_err("IOVA: Couldn't register cpuhp handler: %pe\n", ERR_PTR(err)); + goto out_err; + } + } + + iova_cache_users++; + mutex_unlock(&iova_cache_mutex); + + return 0; + +out_err: + kmem_cache_destroy(iova_cache); + kmem_cache_destroy(iova_magazine_cache); + mutex_unlock(&iova_cache_mutex); + return err; +} +EXPORT_SYMBOL_GPL(iova_cache_get); + +void iova_cache_put(void) +{ + mutex_lock(&iova_cache_mutex); + if (WARN_ON(!iova_cache_users)) { + mutex_unlock(&iova_cache_mutex); + return; + } + iova_cache_users--; + if (!iova_cache_users) { + cpuhp_remove_multi_state(CPUHP_IOMMU_IOVA_DEAD); + kmem_cache_destroy(iova_cache); + kmem_cache_destroy(iova_magazine_cache); + } + mutex_unlock(&iova_cache_mutex); +} +EXPORT_SYMBOL_GPL(iova_cache_put); + MODULE_AUTHOR("Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index ace1fc4bd34b..b657cc09605f 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -709,7 +709,7 @@ static phys_addr_t ipmmu_iova_to_phys(struct iommu_domain *io_domain, } static int ipmmu_init_platform_device(struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { struct platform_device *ipmmu_pdev; @@ -773,7 +773,7 @@ static bool ipmmu_device_is_allowed(struct device *dev) } static int ipmmu_of_xlate(struct device *dev, - struct of_phandle_args *spec) + const struct of_phandle_args *spec) { if (!ipmmu_device_is_allowed(dev)) return -ENODEV; @@ -1005,7 +1005,6 @@ static const struct of_device_id ipmmu_of_ids[] = { static int ipmmu_probe(struct platform_device *pdev) { struct ipmmu_vmsa_device *mmu; - struct resource *res; int irq; int ret; @@ -1025,8 +1024,7 @@ static int ipmmu_probe(struct platform_device *pdev) return ret; /* Map I/O memory and request IRQ. */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - mmu->base = devm_ioremap_resource(&pdev->dev, res); + mmu->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(mmu->base)) return PTR_ERR(mmu->base); @@ -1123,7 +1121,6 @@ static void ipmmu_remove(struct platform_device *pdev) ipmmu_device_reset(mmu); } -#ifdef CONFIG_PM_SLEEP static int ipmmu_resume_noirq(struct device *dev) { struct ipmmu_vmsa_device *mmu = dev_get_drvdata(dev); @@ -1153,18 +1150,14 @@ static int ipmmu_resume_noirq(struct device *dev) } static const struct dev_pm_ops ipmmu_pm = { - SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(NULL, ipmmu_resume_noirq) + NOIRQ_SYSTEM_SLEEP_PM_OPS(NULL, ipmmu_resume_noirq) }; -#define DEV_PM_OPS &ipmmu_pm -#else -#define DEV_PM_OPS NULL -#endif /* CONFIG_PM_SLEEP */ static struct platform_driver ipmmu_driver = { .driver = { .name = "ipmmu-vmsa", - .of_match_table = of_match_ptr(ipmmu_of_ids), - .pm = DEV_PM_OPS, + .of_match_table = ipmmu_of_ids, + .pm = pm_sleep_ptr(&ipmmu_pm), }, .probe = ipmmu_probe, .remove_new = ipmmu_remove, diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c index 83314b9d8f38..ee59647c2050 100644 --- a/drivers/iommu/irq_remapping.c +++ b/drivers/iommu/irq_remapping.c @@ -99,7 +99,8 @@ int __init irq_remapping_prepare(void) if (disable_irq_remap) return -ENOSYS; - if (intel_irq_remap_ops.prepare() == 0) + if (IS_ENABLED(CONFIG_INTEL_IOMMU) && + intel_irq_remap_ops.prepare() == 0) remap_ops = &intel_irq_remap_ops; else if (IS_ENABLED(CONFIG_AMD_IOMMU) && amd_iommu_irq_ops.prepare() == 0) diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c index f86af9815d6f..989e0869d805 100644 --- a/drivers/iommu/msm_iommu.c +++ b/drivers/iommu/msm_iommu.c @@ -598,7 +598,7 @@ static void print_ctx_regs(void __iomem *base, int ctx) static int insert_iommu_master(struct device *dev, struct msm_iommu_dev **iommu, - struct of_phandle_args *spec) + const struct of_phandle_args *spec) { struct msm_iommu_ctx_dev *master = dev_iommu_priv_get(dev); int sid; @@ -626,7 +626,7 @@ static int insert_iommu_master(struct device *dev, } static int qcom_iommu_of_xlate(struct device *dev, - struct of_phandle_args *spec) + const struct of_phandle_args *spec) { struct msm_iommu_dev *iommu = NULL, *iter; unsigned long flags; diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 7abe9e85a570..b8c47f18bc26 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -957,7 +957,8 @@ static struct iommu_group *mtk_iommu_device_group(struct device *dev) return group; } -static int mtk_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) +static int mtk_iommu_of_xlate(struct device *dev, + const struct of_phandle_args *args) { struct platform_device *m4updev; @@ -1264,7 +1265,7 @@ static int mtk_iommu_probe(struct platform_device *pdev) data->plat_data = of_device_get_match_data(dev); /* Protect memory. HW will access here while translation fault.*/ - protect = devm_kzalloc(dev, MTK_PROTECT_PA_ALIGN * 2, GFP_KERNEL); + protect = devm_kcalloc(dev, 2, MTK_PROTECT_PA_ALIGN, GFP_KERNEL); if (!protect) return -ENOMEM; data->protect_base = ALIGN(virt_to_phys(protect), MTK_PROTECT_PA_ALIGN); diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c index 25b41222abae..a9fa2a54dc9b 100644 --- a/drivers/iommu/mtk_iommu_v1.c +++ b/drivers/iommu/mtk_iommu_v1.c @@ -398,7 +398,8 @@ static const struct iommu_ops mtk_iommu_v1_ops; * MTK generation one iommu HW only support one iommu domain, and all the client * sharing the same iova address space. */ -static int mtk_iommu_v1_create_mapping(struct device *dev, struct of_phandle_args *args) +static int mtk_iommu_v1_create_mapping(struct device *dev, + const struct of_phandle_args *args) { struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev); struct mtk_iommu_v1_data *data; @@ -621,8 +622,8 @@ static int mtk_iommu_v1_probe(struct platform_device *pdev) data->dev = dev; /* Protect memory. HW will access here while translation fault.*/ - protect = devm_kzalloc(dev, MTK_PROTECT_PA_ALIGN * 2, - GFP_KERNEL | GFP_DMA); + protect = devm_kcalloc(dev, 2, MTK_PROTECT_PA_ALIGN, + GFP_KERNEL | GFP_DMA); if (!protect) return -ENOMEM; data->protect_base = ALIGN(virt_to_phys(protect), MTK_PROTECT_PA_ALIGN); diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c index 719652b60840..3afe0b48a48d 100644 --- a/drivers/iommu/of_iommu.c +++ b/drivers/iommu/of_iommu.c @@ -29,7 +29,7 @@ static int of_iommu_xlate(struct device *dev, !of_device_is_available(iommu_spec->np)) return -ENODEV; - ret = iommu_fwspec_init(dev, &iommu_spec->np->fwnode, ops); + ret = iommu_fwspec_init(dev, fwnode, ops); if (ret) return ret; /* diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index 2685861c0a12..da79d9f4cf63 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -1140,7 +1140,7 @@ static void rk_iommu_release_device(struct device *dev) } static int rk_iommu_of_xlate(struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { struct platform_device *iommu_dev; struct rk_iommudata *data; diff --git a/drivers/iommu/sprd-iommu.c b/drivers/iommu/sprd-iommu.c index 537359f10997..ba53571a8239 100644 --- a/drivers/iommu/sprd-iommu.c +++ b/drivers/iommu/sprd-iommu.c @@ -390,7 +390,8 @@ static struct iommu_device *sprd_iommu_probe_device(struct device *dev) return &sdev->iommu; } -static int sprd_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) +static int sprd_iommu_of_xlate(struct device *dev, + const struct of_phandle_args *args) { struct platform_device *pdev; diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c index 41484a5a399b..decd52cba998 100644 --- a/drivers/iommu/sun50i-iommu.c +++ b/drivers/iommu/sun50i-iommu.c @@ -819,7 +819,7 @@ static struct iommu_device *sun50i_iommu_probe_device(struct device *dev) } static int sun50i_iommu_of_xlate(struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { struct platform_device *iommu_pdev = of_find_device_by_node(args->np); unsigned id = args->args[0]; diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index 310871728ab4..14e525bd0d9b 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -830,7 +830,7 @@ static struct tegra_smmu *tegra_smmu_find(struct device_node *np) } static int tegra_smmu_configure(struct tegra_smmu *smmu, struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { const struct iommu_ops *ops = smmu->iommu.ops; int err; @@ -959,7 +959,7 @@ static struct iommu_group *tegra_smmu_device_group(struct device *dev) } static int tegra_smmu_of_xlate(struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { struct platform_device *iommu_pdev = of_find_device_by_node(args->np); struct tegra_mc *mc = platform_get_drvdata(iommu_pdev); diff --git a/drivers/iommu/virtio-iommu.c b/drivers/iommu/virtio-iommu.c index 34db37fd9675..04048f64a2c0 100644 --- a/drivers/iommu/virtio-iommu.c +++ b/drivers/iommu/virtio-iommu.c @@ -1051,7 +1051,8 @@ static struct iommu_group *viommu_device_group(struct device *dev) return generic_device_group(dev); } -static int viommu_of_xlate(struct device *dev, struct of_phandle_args *args) +static int viommu_of_xlate(struct device *dev, + const struct of_phandle_args *args) { return iommu_fwspec_add_ids(dev, args->args, 1); } diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index f7149d0f3d45..72c07a12f5e1 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -546,6 +546,17 @@ config SIFIVE_PLIC select IRQ_DOMAIN_HIERARCHY select GENERIC_IRQ_EFFECTIVE_AFF_MASK if SMP +config STARFIVE_JH8100_INTC + bool "StarFive JH8100 External Interrupt Controller" + depends on ARCH_STARFIVE || COMPILE_TEST + default ARCH_STARFIVE + select IRQ_DOMAIN_HIERARCHY + help + This enables support for the INTC chip found in StarFive JH8100 + SoC. + + If you don't know what to do here, say Y. + config EXYNOS_IRQ_COMBINER bool "Samsung Exynos IRQ combiner support" if COMPILE_TEST depends on (ARCH_EXYNOS && ARM) || COMPILE_TEST diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile index ffd945fe71aa..ec4a18380998 100644 --- a/drivers/irqchip/Makefile +++ b/drivers/irqchip/Makefile @@ -96,6 +96,7 @@ obj-$(CONFIG_CSKY_MPINTC) += irq-csky-mpintc.o obj-$(CONFIG_CSKY_APB_INTC) += irq-csky-apb-intc.o obj-$(CONFIG_RISCV_INTC) += irq-riscv-intc.o obj-$(CONFIG_SIFIVE_PLIC) += irq-sifive-plic.o +obj-$(CONFIG_STARFIVE_JH8100_INTC) += irq-starfive-jh8100-intc.o obj-$(CONFIG_IMX_IRQSTEER) += irq-imx-irqsteer.o obj-$(CONFIG_IMX_INTMUX) += irq-imx-intmux.o obj-$(CONFIG_IMX_MU_MSI) += irq-imx-mu-msi.o diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c index 9745a119d0e6..eb02d203c963 100644 --- a/drivers/irqchip/irq-bcm6345-l1.c +++ b/drivers/irqchip/irq-bcm6345-l1.c @@ -242,7 +242,7 @@ static int __init bcm6345_l1_init_one(struct device_node *dn, else if (intc->n_words != n_words) return -EINVAL; - cpu = intc->cpus[idx] = kzalloc(sizeof(*cpu) + n_words * sizeof(u32), + cpu = intc->cpus[idx] = kzalloc(struct_size(cpu, enable_cache, n_words), GFP_KERNEL); if (!cpu) return -ENOMEM; diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c index 24ca1d656adc..36e71af054e9 100644 --- a/drivers/irqchip/irq-bcm7038-l1.c +++ b/drivers/irqchip/irq-bcm7038-l1.c @@ -249,7 +249,7 @@ static int __init bcm7038_l1_init_one(struct device_node *dn, return -EINVAL; } - cpu = intc->cpus[idx] = kzalloc(sizeof(*cpu) + n_words * sizeof(u32), + cpu = intc->cpus[idx] = kzalloc(struct_size(cpu, mask_cache, n_words), GFP_KERNEL); if (!cpu) return -ENOMEM; diff --git a/drivers/irqchip/irq-brcmstb-l2.c b/drivers/irqchip/irq-brcmstb-l2.c index 5559c943f03f..2b0b3175cea0 100644 --- a/drivers/irqchip/irq-brcmstb-l2.c +++ b/drivers/irqchip/irq-brcmstb-l2.c @@ -2,7 +2,7 @@ /* * Generic Broadcom Set Top Box Level 2 Interrupt controller driver * - * Copyright (C) 2014-2017 Broadcom + * Copyright (C) 2014-2024 Broadcom */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -112,6 +112,9 @@ static void brcmstb_l2_intc_irq_handle(struct irq_desc *desc) generic_handle_domain_irq(b->domain, irq); } while (status); out: + /* Don't ack parent before all device writes are done */ + wmb(); + chained_irq_exit(chip, desc); } diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index d097001c1e3e..fca888b36680 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -207,6 +207,11 @@ static bool require_its_list_vmovp(struct its_vm *vm, struct its_node *its) return (gic_rdists->has_rvpeid || vm->vlpi_count[its->list_nr]); } +static bool rdists_support_shareable(void) +{ + return !(gic_rdists->flags & RDIST_FLAGS_FORCE_NON_SHAREABLE); +} + static u16 get_its_list(struct its_vm *vm) { struct its_node *its; @@ -2710,10 +2715,12 @@ static u64 inherit_vpe_l1_table_from_its(void) break; } val |= FIELD_PREP(GICR_VPROPBASER_4_1_ADDR, addr >> 12); - val |= FIELD_PREP(GICR_VPROPBASER_SHAREABILITY_MASK, - FIELD_GET(GITS_BASER_SHAREABILITY_MASK, baser)); - val |= FIELD_PREP(GICR_VPROPBASER_INNER_CACHEABILITY_MASK, - FIELD_GET(GITS_BASER_INNER_CACHEABILITY_MASK, baser)); + if (rdists_support_shareable()) { + val |= FIELD_PREP(GICR_VPROPBASER_SHAREABILITY_MASK, + FIELD_GET(GITS_BASER_SHAREABILITY_MASK, baser)); + val |= FIELD_PREP(GICR_VPROPBASER_INNER_CACHEABILITY_MASK, + FIELD_GET(GITS_BASER_INNER_CACHEABILITY_MASK, baser)); + } val |= FIELD_PREP(GICR_VPROPBASER_4_1_SIZE, GITS_BASER_NR_PAGES(baser) - 1); return val; @@ -2936,8 +2943,10 @@ static int allocate_vpe_l1_table(void) WARN_ON(!IS_ALIGNED(pa, psz)); val |= FIELD_PREP(GICR_VPROPBASER_4_1_ADDR, pa >> 12); - val |= GICR_VPROPBASER_RaWb; - val |= GICR_VPROPBASER_InnerShareable; + if (rdists_support_shareable()) { + val |= GICR_VPROPBASER_RaWb; + val |= GICR_VPROPBASER_InnerShareable; + } val |= GICR_VPROPBASER_4_1_Z; val |= GICR_VPROPBASER_4_1_VALID; @@ -3126,7 +3135,7 @@ static void its_cpu_init_lpis(void) gicr_write_propbaser(val, rbase + GICR_PROPBASER); tmp = gicr_read_propbaser(rbase + GICR_PROPBASER); - if (gic_rdists->flags & RDIST_FLAGS_FORCE_NON_SHAREABLE) + if (!rdists_support_shareable()) tmp &= ~GICR_PROPBASER_SHAREABILITY_MASK; if ((tmp ^ val) & GICR_PROPBASER_SHAREABILITY_MASK) { @@ -3153,7 +3162,7 @@ static void its_cpu_init_lpis(void) gicr_write_pendbaser(val, rbase + GICR_PENDBASER); tmp = gicr_read_pendbaser(rbase + GICR_PENDBASER); - if (gic_rdists->flags & RDIST_FLAGS_FORCE_NON_SHAREABLE) + if (!rdists_support_shareable()) tmp &= ~GICR_PENDBASER_SHAREABILITY_MASK; if (!(tmp & GICR_PENDBASER_SHAREABILITY_MASK)) { @@ -3172,6 +3181,7 @@ static void its_cpu_init_lpis(void) val |= GICR_CTLR_ENABLE_LPIS; writel_relaxed(val, rbase + GICR_CTLR); +out: if (gic_rdists->has_vlpis && !gic_rdists->has_rvpeid) { void __iomem *vlpi_base = gic_data_rdist_vlpi_base(); @@ -3207,7 +3217,6 @@ static void its_cpu_init_lpis(void) /* Make sure the GIC has seen the above */ dsb(sy); -out: gic_data_rdist()->flags |= RD_LOCAL_LPI_ENABLED; pr_info("GICv3: CPU%d: using %s LPI pending table @%pa\n", smp_processor_id(), @@ -3817,8 +3826,9 @@ static int its_vpe_set_affinity(struct irq_data *d, bool force) { struct its_vpe *vpe = irq_data_get_irq_chip_data(d); - int from, cpu = cpumask_first(mask_val); + struct cpumask common, *table_mask; unsigned long flags; + int from, cpu; /* * Changing affinity is mega expensive, so let's be as lazy as @@ -3834,19 +3844,22 @@ static int its_vpe_set_affinity(struct irq_data *d, * taken on any vLPI handling path that evaluates vpe->col_idx. */ from = vpe_to_cpuid_lock(vpe, &flags); - if (from == cpu) - goto out; - - vpe->col_idx = cpu; + table_mask = gic_data_rdist_cpu(from)->vpe_table_mask; /* - * GICv4.1 allows us to skip VMOVP if moving to a cpu whose RD - * is sharing its VPE table with the current one. + * If we are offered another CPU in the same GICv4.1 ITS + * affinity, pick this one. Otherwise, any CPU will do. */ - if (gic_data_rdist_cpu(cpu)->vpe_table_mask && - cpumask_test_cpu(from, gic_data_rdist_cpu(cpu)->vpe_table_mask)) + if (table_mask && cpumask_and(&common, mask_val, table_mask)) + cpu = cpumask_test_cpu(from, &common) ? from : cpumask_first(&common); + else + cpu = cpumask_first(mask_val); + + if (from == cpu) goto out; + vpe->col_idx = cpu; + its_send_vmovp(vpe); its_vpe_db_proxy_move(vpe, from, cpu); @@ -3880,14 +3893,18 @@ static void its_vpe_schedule(struct its_vpe *vpe) val = virt_to_phys(page_address(vpe->its_vm->vprop_page)) & GENMASK_ULL(51, 12); val |= (LPI_NRBITS - 1) & GICR_VPROPBASER_IDBITS_MASK; - val |= GICR_VPROPBASER_RaWb; - val |= GICR_VPROPBASER_InnerShareable; + if (rdists_support_shareable()) { + val |= GICR_VPROPBASER_RaWb; + val |= GICR_VPROPBASER_InnerShareable; + } gicr_write_vpropbaser(val, vlpi_base + GICR_VPROPBASER); val = virt_to_phys(page_address(vpe->vpt_page)) & GENMASK_ULL(51, 16); - val |= GICR_VPENDBASER_RaWaWb; - val |= GICR_VPENDBASER_InnerShareable; + if (rdists_support_shareable()) { + val |= GICR_VPENDBASER_RaWaWb; + val |= GICR_VPENDBASER_InnerShareable; + } /* * There is no good way of finding out if the pending table is * empty as we can race against the doorbell interrupt very @@ -4419,12 +4436,12 @@ static const struct irq_domain_ops its_sgi_domain_ops = { static int its_vpe_id_alloc(void) { - return ida_simple_get(&its_vpeid_ida, 0, ITS_MAX_VPEID, GFP_KERNEL); + return ida_alloc_max(&its_vpeid_ida, ITS_MAX_VPEID - 1, GFP_KERNEL); } static void its_vpe_id_free(u16 id) { - ida_simple_remove(&its_vpeid_ida, id); + ida_free(&its_vpeid_ida, id); } static int its_vpe_init(struct its_vpe *vpe) @@ -5078,6 +5095,8 @@ static int __init its_probe_one(struct its_node *its) u32 ctlr; int err; + its_enable_quirks(its); + if (is_v4(its)) { if (!(its->typer & GITS_TYPER_VMOVP)) { err = its_compute_its_list_map(its); @@ -5429,7 +5448,6 @@ static int __init its_of_probe(struct device_node *node) if (!its) return -ENOMEM; - its_enable_quirks(its); err = its_probe_one(its); if (err) { its_node_destroy(its); diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 98b0329b7154..6fb276504bcc 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -19,6 +19,7 @@ #include <linux/percpu.h> #include <linux/refcount.h> #include <linux/slab.h> +#include <linux/iopoll.h> #include <linux/irqchip.h> #include <linux/irqchip/arm-gic-common.h> @@ -180,11 +181,6 @@ static enum gic_intid_range get_intid_range(struct irq_data *d) return __get_intid_range(d->hwirq); } -static inline unsigned int gic_irq(struct irq_data *d) -{ - return d->hwirq; -} - static inline bool gic_irq_in_rdist(struct irq_data *d) { switch (get_intid_range(d)) { @@ -251,17 +247,13 @@ static inline void __iomem *gic_dist_base(struct irq_data *d) static void gic_do_wait_for_rwp(void __iomem *base, u32 bit) { - u32 count = 1000000; /* 1s! */ + u32 val; + int ret; - while (readl_relaxed(base + GICD_CTLR) & bit) { - count--; - if (!count) { - pr_err_ratelimited("RWP timeout, gone fishing\n"); - return; - } - cpu_relax(); - udelay(1); - } + ret = readl_relaxed_poll_timeout_atomic(base + GICD_CTLR, val, !(val & bit), + 1, USEC_PER_SEC); + if (ret == -ETIMEDOUT) + pr_err_ratelimited("RWP timeout, gone fishing\n"); } /* Wait for completion of a distributor change */ @@ -279,8 +271,8 @@ static void gic_redist_wait_for_rwp(void) static void gic_enable_redist(bool enable) { void __iomem *rbase; - u32 count = 1000000; /* 1s! */ u32 val; + int ret; if (gic_data.flags & FLAGS_WORKAROUND_GICR_WAKER_MSM8996) return; @@ -301,16 +293,13 @@ static void gic_enable_redist(bool enable) return; /* No PM support in this redistributor */ } - while (--count) { - val = readl_relaxed(rbase + GICR_WAKER); - if (enable ^ (bool)(val & GICR_WAKER_ChildrenAsleep)) - break; - cpu_relax(); - udelay(1); - } - if (!count) + ret = readl_relaxed_poll_timeout_atomic(rbase + GICR_WAKER, val, + enable ^ (bool)(val & GICR_WAKER_ChildrenAsleep), + 1, USEC_PER_SEC); + if (ret == -ETIMEDOUT) { pr_err_ratelimited("redistributor failed to %s...\n", enable ? "wakeup" : "sleep"); + } } /* @@ -548,7 +537,7 @@ static int gic_irq_nmi_setup(struct irq_data *d) * A secondary irq_chip should be in charge of LPI request, * it should not be possible to get there */ - if (WARN_ON(gic_irq(d) >= 8192)) + if (WARN_ON(irqd_to_hwirq(d) >= 8192)) return -EINVAL; /* desc lock should already be held */ @@ -588,7 +577,7 @@ static void gic_irq_nmi_teardown(struct irq_data *d) * A secondary irq_chip should be in charge of LPI request, * it should not be possible to get there */ - if (WARN_ON(gic_irq(d) >= 8192)) + if (WARN_ON(irqd_to_hwirq(d) >= 8192)) return; /* desc lock should already be held */ @@ -626,7 +615,7 @@ static bool gic_arm64_erratum_2941627_needed(struct irq_data *d) static void gic_eoi_irq(struct irq_data *d) { - write_gicreg(gic_irq(d), ICC_EOIR1_EL1); + write_gicreg(irqd_to_hwirq(d), ICC_EOIR1_EL1); isb(); if (gic_arm64_erratum_2941627_needed(d)) { @@ -646,19 +635,19 @@ static void gic_eoimode1_eoi_irq(struct irq_data *d) * No need to deactivate an LPI, or an interrupt that * is is getting forwarded to a vcpu. */ - if (gic_irq(d) >= 8192 || irqd_is_forwarded_to_vcpu(d)) + if (irqd_to_hwirq(d) >= 8192 || irqd_is_forwarded_to_vcpu(d)) return; if (!gic_arm64_erratum_2941627_needed(d)) - gic_write_dir(gic_irq(d)); + gic_write_dir(irqd_to_hwirq(d)); else gic_poke_irq(d, GICD_ICACTIVER); } static int gic_set_type(struct irq_data *d, unsigned int type) { + irq_hw_number_t irq = irqd_to_hwirq(d); enum gic_intid_range range; - unsigned int irq = gic_irq(d); void __iomem *base; u32 offset, index; int ret; @@ -684,7 +673,7 @@ static int gic_set_type(struct irq_data *d, unsigned int type) ret = gic_configure_irq(index, type, base + offset, NULL); if (ret && (range == PPI_RANGE || range == EPPI_RANGE)) { /* Misconfigured PPIs are usually not fatal */ - pr_warn("GIC: PPI INTID%d is secure or misconfigured\n", irq); + pr_warn("GIC: PPI INTID%ld is secure or misconfigured\n", irq); ret = 0; } @@ -1702,9 +1691,13 @@ static int gic_irq_domain_select(struct irq_domain *d, irq_hw_number_t hwirq; /* Not for us */ - if (fwspec->fwnode != d->fwnode) + if (fwspec->fwnode != d->fwnode) return 0; + /* Handle pure domain searches */ + if (!fwspec->param_count) + return d->bus_token == bus_token; + /* If this is not DT, then we have a single domain */ if (!is_of_node(fwspec->fwnode)) return 1; diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 412196a7dad5..98aa383e39db 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -162,11 +162,6 @@ static inline void __iomem *gic_cpu_base(struct irq_data *d) return gic_data_cpu_base(gic_data); } -static inline unsigned int gic_irq(struct irq_data *d) -{ - return d->hwirq; -} - static inline bool cascading_gic_irq(struct irq_data *d) { void *data = irq_data_get_irq_handler_data(d); @@ -183,14 +178,16 @@ static inline bool cascading_gic_irq(struct irq_data *d) */ static void gic_poke_irq(struct irq_data *d, u32 offset) { - u32 mask = 1 << (gic_irq(d) % 32); - writel_relaxed(mask, gic_dist_base(d) + offset + (gic_irq(d) / 32) * 4); + u32 mask = 1 << (irqd_to_hwirq(d) % 32); + + writel_relaxed(mask, gic_dist_base(d) + offset + (irqd_to_hwirq(d) / 32) * 4); } static int gic_peek_irq(struct irq_data *d, u32 offset) { - u32 mask = 1 << (gic_irq(d) % 32); - return !!(readl_relaxed(gic_dist_base(d) + offset + (gic_irq(d) / 32) * 4) & mask); + u32 mask = 1 << (irqd_to_hwirq(d) % 32); + + return !!(readl_relaxed(gic_dist_base(d) + offset + (irqd_to_hwirq(d) / 32) * 4) & mask); } static void gic_mask_irq(struct irq_data *d) @@ -220,7 +217,7 @@ static void gic_unmask_irq(struct irq_data *d) static void gic_eoi_irq(struct irq_data *d) { - u32 hwirq = gic_irq(d); + irq_hw_number_t hwirq = irqd_to_hwirq(d); if (hwirq < 16) hwirq = this_cpu_read(sgi_intid); @@ -230,7 +227,7 @@ static void gic_eoi_irq(struct irq_data *d) static void gic_eoimode1_eoi_irq(struct irq_data *d) { - u32 hwirq = gic_irq(d); + irq_hw_number_t hwirq = irqd_to_hwirq(d); /* Do not deactivate an IRQ forwarded to a vcpu. */ if (irqd_is_forwarded_to_vcpu(d)) @@ -293,8 +290,8 @@ static int gic_irq_get_irqchip_state(struct irq_data *d, static int gic_set_type(struct irq_data *d, unsigned int type) { + irq_hw_number_t gicirq = irqd_to_hwirq(d); void __iomem *base = gic_dist_base(d); - unsigned int gicirq = gic_irq(d); int ret; /* Interrupt configuration for SGIs can't be changed */ @@ -309,7 +306,7 @@ static int gic_set_type(struct irq_data *d, unsigned int type) ret = gic_configure_irq(gicirq, type, base + GIC_DIST_CONFIG, NULL); if (ret && gicirq < 32) { /* Misconfigured PPIs are usually not fatal */ - pr_warn("GIC: PPI%d is secure or misconfigured\n", gicirq - 16); + pr_warn("GIC: PPI%ld is secure or misconfigured\n", gicirq - 16); ret = 0; } @@ -319,7 +316,7 @@ static int gic_set_type(struct irq_data *d, unsigned int type) static int gic_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu) { /* Only interrupts on the primary GIC can be forwarded to a vcpu. */ - if (cascading_gic_irq(d) || gic_irq(d) < 16) + if (cascading_gic_irq(d) || irqd_to_hwirq(d) < 16) return -EINVAL; if (vcpu) @@ -796,7 +793,7 @@ static void rmw_writeb(u8 bval, void __iomem *addr) static int gic_set_affinity(struct irq_data *d, const struct cpumask *mask_val, bool force) { - void __iomem *reg = gic_dist_base(d) + GIC_DIST_TARGET + gic_irq(d); + void __iomem *reg = gic_dist_base(d) + GIC_DIST_TARGET + irqd_to_hwirq(d); struct gic_chip_data *gic = irq_data_get_irq_chip_data(d); unsigned int cpu; diff --git a/drivers/irqchip/irq-imgpdc.c b/drivers/irqchip/irq-imgpdc.c index 5831be454673..b42ed68acfa6 100644 --- a/drivers/irqchip/irq-imgpdc.c +++ b/drivers/irqchip/irq-imgpdc.c @@ -461,12 +461,11 @@ err_generic: return ret; } -static int pdc_intc_remove(struct platform_device *pdev) +static void pdc_intc_remove(struct platform_device *pdev) { struct pdc_intc_priv *priv = platform_get_drvdata(pdev); irq_domain_remove(priv->domain); - return 0; } static const struct of_device_id pdc_intc_match[] = { @@ -479,8 +478,8 @@ static struct platform_driver pdc_intc_driver = { .name = "pdc-intc", .of_match_table = pdc_intc_match, }, - .probe = pdc_intc_probe, - .remove = pdc_intc_remove, + .probe = pdc_intc_probe, + .remove_new = pdc_intc_remove, }; static int __init pdc_intc_init(void) diff --git a/drivers/irqchip/irq-imx-intmux.c b/drivers/irqchip/irq-imx-intmux.c index aa041e4dfee0..511adfaeec82 100644 --- a/drivers/irqchip/irq-imx-intmux.c +++ b/drivers/irqchip/irq-imx-intmux.c @@ -166,6 +166,10 @@ static int imx_intmux_irq_select(struct irq_domain *d, struct irq_fwspec *fwspec if (fwspec->fwnode != d->fwnode) return false; + /* Handle pure domain searches */ + if (!fwspec->param_count) + return d->bus_token == bus_token; + return irqchip_data->chanidx == fwspec->param[1]; } @@ -282,7 +286,7 @@ out: return ret; } -static int imx_intmux_remove(struct platform_device *pdev) +static void imx_intmux_remove(struct platform_device *pdev) { struct intmux_data *data = platform_get_drvdata(pdev); int i; @@ -298,8 +302,6 @@ static int imx_intmux_remove(struct platform_device *pdev) } pm_runtime_disable(&pdev->dev); - - return 0; } #ifdef CONFIG_PM @@ -354,11 +356,11 @@ static const struct of_device_id imx_intmux_id[] = { static struct platform_driver imx_intmux_driver = { .driver = { - .name = "imx-intmux", - .of_match_table = imx_intmux_id, - .pm = &imx_intmux_pm_ops, + .name = "imx-intmux", + .of_match_table = imx_intmux_id, + .pm = &imx_intmux_pm_ops, }, - .probe = imx_intmux_probe, - .remove = imx_intmux_remove, + .probe = imx_intmux_probe, + .remove_new = imx_intmux_remove, }; builtin_platform_driver(imx_intmux_driver); diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c index bd9543314539..20cf7a9e9ece 100644 --- a/drivers/irqchip/irq-imx-irqsteer.c +++ b/drivers/irqchip/irq-imx-irqsteer.c @@ -231,7 +231,7 @@ out: return ret; } -static int imx_irqsteer_remove(struct platform_device *pdev) +static void imx_irqsteer_remove(struct platform_device *pdev) { struct irqsteer_data *irqsteer_data = platform_get_drvdata(pdev); int i; @@ -243,8 +243,6 @@ static int imx_irqsteer_remove(struct platform_device *pdev) irq_domain_remove(irqsteer_data->domain); clk_disable_unprepare(irqsteer_data->ipg_clk); - - return 0; } #ifdef CONFIG_PM @@ -307,11 +305,11 @@ static const struct of_device_id imx_irqsteer_dt_ids[] = { static struct platform_driver imx_irqsteer_driver = { .driver = { - .name = "imx-irqsteer", - .of_match_table = imx_irqsteer_dt_ids, - .pm = &imx_irqsteer_pm_ops, + .name = "imx-irqsteer", + .of_match_table = imx_irqsteer_dt_ids, + .pm = &imx_irqsteer_pm_ops, }, - .probe = imx_irqsteer_probe, - .remove = imx_irqsteer_remove, + .probe = imx_irqsteer_probe, + .remove_new = imx_irqsteer_remove, }; builtin_platform_driver(imx_irqsteer_driver); diff --git a/drivers/irqchip/irq-keystone.c b/drivers/irqchip/irq-keystone.c index a36396db4b08..30f1979fa124 100644 --- a/drivers/irqchip/irq-keystone.c +++ b/drivers/irqchip/irq-keystone.c @@ -190,7 +190,7 @@ static int keystone_irq_probe(struct platform_device *pdev) return 0; } -static int keystone_irq_remove(struct platform_device *pdev) +static void keystone_irq_remove(struct platform_device *pdev) { struct keystone_irq_device *kirq = platform_get_drvdata(pdev); int hwirq; @@ -201,7 +201,6 @@ static int keystone_irq_remove(struct platform_device *pdev) irq_dispose_mapping(irq_find_mapping(kirq->irqd, hwirq)); irq_domain_remove(kirq->irqd); - return 0; } static const struct of_device_id keystone_irq_dt_ids[] = { @@ -212,7 +211,7 @@ MODULE_DEVICE_TABLE(of, keystone_irq_dt_ids); static struct platform_driver keystone_irq_device_driver = { .probe = keystone_irq_probe, - .remove = keystone_irq_remove, + .remove_new = keystone_irq_remove, .driver = { .name = "keystone_irq", .of_match_table = of_match_ptr(keystone_irq_dt_ids), diff --git a/drivers/irqchip/irq-loongson-eiointc.c b/drivers/irqchip/irq-loongson-eiointc.c index 1623cd779175..b64cbe3052e8 100644 --- a/drivers/irqchip/irq-loongson-eiointc.c +++ b/drivers/irqchip/irq-loongson-eiointc.c @@ -198,6 +198,12 @@ static void eiointc_irq_dispatch(struct irq_desc *desc) for (i = 0; i < eiointc_priv[0]->vec_count / VEC_COUNT_PER_REG; i++) { pending = iocsr_read64(EIOINTC_REG_ISR + (i << 3)); + + /* Skip handling if pending bitmap is zero */ + if (!pending) + continue; + + /* Clear the IRQs */ iocsr_write64(pending, EIOINTC_REG_ISR + (i << 3)); while (pending) { int bit = __ffs(pending); @@ -241,7 +247,7 @@ static int eiointc_domain_alloc(struct irq_domain *domain, unsigned int virq, int ret; unsigned int i, type; unsigned long hwirq = 0; - struct eiointc *priv = domain->host_data; + struct eiointc_priv *priv = domain->host_data; ret = irq_domain_translate_onecell(domain, arg, &hwirq, &type); if (ret) @@ -304,23 +310,7 @@ static int eiointc_suspend(void) static void eiointc_resume(void) { - int i, j; - struct irq_desc *desc; - struct irq_data *irq_data; - eiointc_router_init(0); - - for (i = 0; i < nr_pics; i++) { - for (j = 0; j < eiointc_priv[0]->vec_count; j++) { - desc = irq_resolve_mapping(eiointc_priv[i]->eiointc_domain, j); - if (desc && desc->handle_irq && desc->handle_irq != handle_bad_irq) { - raw_spin_lock(&desc->lock); - irq_data = irq_domain_get_irq_data(eiointc_priv[i]->eiointc_domain, irq_desc_get_irq(desc)); - eiointc_set_irq_affinity(irq_data, irq_data->common->affinity, 0); - raw_spin_unlock(&desc->lock); - } - } - } } static struct syscore_ops eiointc_syscore_ops = { diff --git a/drivers/irqchip/irq-ls-scfg-msi.c b/drivers/irqchip/irq-ls-scfg-msi.c index 15cf80b46322..1aef5c4d27c6 100644 --- a/drivers/irqchip/irq-ls-scfg-msi.c +++ b/drivers/irqchip/irq-ls-scfg-msi.c @@ -398,7 +398,7 @@ static int ls_scfg_msi_probe(struct platform_device *pdev) return 0; } -static int ls_scfg_msi_remove(struct platform_device *pdev) +static void ls_scfg_msi_remove(struct platform_device *pdev) { struct ls_scfg_msi *msi_data = platform_get_drvdata(pdev); int i; @@ -410,17 +410,15 @@ static int ls_scfg_msi_remove(struct platform_device *pdev) irq_domain_remove(msi_data->parent); platform_set_drvdata(pdev, NULL); - - return 0; } static struct platform_driver ls_scfg_msi_driver = { .driver = { - .name = "ls-scfg-msi", - .of_match_table = ls_scfg_msi_id, + .name = "ls-scfg-msi", + .of_match_table = ls_scfg_msi_id, }, - .probe = ls_scfg_msi_probe, - .remove = ls_scfg_msi_remove, + .probe = ls_scfg_msi_probe, + .remove_new = ls_scfg_msi_remove, }; module_platform_driver(ls_scfg_msi_driver); diff --git a/drivers/irqchip/irq-madera.c b/drivers/irqchip/irq-madera.c index 3eb1f8cdf674..acceb6e7fa95 100644 --- a/drivers/irqchip/irq-madera.c +++ b/drivers/irqchip/irq-madera.c @@ -222,7 +222,7 @@ static int madera_irq_probe(struct platform_device *pdev) return 0; } -static int madera_irq_remove(struct platform_device *pdev) +static void madera_irq_remove(struct platform_device *pdev) { struct madera *madera = dev_get_drvdata(pdev->dev.parent); @@ -232,13 +232,11 @@ static int madera_irq_remove(struct platform_device *pdev) */ madera->irq_dev = NULL; regmap_del_irq_chip(madera->irq, madera->irq_data); - - return 0; } static struct platform_driver madera_irq_driver = { - .probe = &madera_irq_probe, - .remove = &madera_irq_remove, + .probe = madera_irq_probe, + .remove_new = madera_irq_remove, .driver = { .name = "madera-irq", .pm = &madera_irq_pm_ops, diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irqchip/irq-mbigen.c index 5101a3fb11df..58881d313979 100644 --- a/drivers/irqchip/irq-mbigen.c +++ b/drivers/irqchip/irq-mbigen.c @@ -235,22 +235,17 @@ static const struct irq_domain_ops mbigen_domain_ops = { static int mbigen_of_create_domain(struct platform_device *pdev, struct mbigen_device *mgn_chip) { - struct device *parent; struct platform_device *child; struct irq_domain *domain; struct device_node *np; u32 num_pins; int ret = 0; - parent = bus_get_dev_root(&platform_bus_type); - if (!parent) - return -ENODEV; - for_each_child_of_node(pdev->dev.of_node, np) { if (!of_property_read_bool(np, "interrupt-controller")) continue; - child = of_platform_device_create(np, NULL, parent); + child = of_platform_device_create(np, NULL, NULL); if (!child) { ret = -ENOMEM; break; @@ -273,7 +268,6 @@ static int mbigen_of_create_domain(struct platform_device *pdev, } } - put_device(parent); if (ret) of_node_put(np); diff --git a/drivers/irqchip/irq-meson-gpio.c b/drivers/irqchip/irq-meson-gpio.c index f88df39f4129..9a1791908598 100644 --- a/drivers/irqchip/irq-meson-gpio.c +++ b/drivers/irqchip/irq-meson-gpio.c @@ -154,6 +154,10 @@ static const struct meson_gpio_irq_params c3_params = { INIT_MESON_S4_COMMON_DATA(55) }; +static const struct meson_gpio_irq_params t7_params = { + INIT_MESON_S4_COMMON_DATA(157) +}; + static const struct of_device_id meson_irq_gpio_matches[] __maybe_unused = { { .compatible = "amlogic,meson8-gpio-intc", .data = &meson8_params }, { .compatible = "amlogic,meson8b-gpio-intc", .data = &meson8b_params }, @@ -165,6 +169,7 @@ static const struct of_device_id meson_irq_gpio_matches[] __maybe_unused = { { .compatible = "amlogic,meson-a1-gpio-intc", .data = &a1_params }, { .compatible = "amlogic,meson-s4-gpio-intc", .data = &s4_params }, { .compatible = "amlogic,c3-gpio-intc", .data = &c3_params }, + { .compatible = "amlogic,t7-gpio-intc", .data = &t7_params }, { } }; diff --git a/drivers/irqchip/irq-mvebu-pic.c b/drivers/irqchip/irq-mvebu-pic.c index ef3d3646ccc2..d17d9c0e2880 100644 --- a/drivers/irqchip/irq-mvebu-pic.c +++ b/drivers/irqchip/irq-mvebu-pic.c @@ -167,14 +167,12 @@ static int mvebu_pic_probe(struct platform_device *pdev) return 0; } -static int mvebu_pic_remove(struct platform_device *pdev) +static void mvebu_pic_remove(struct platform_device *pdev) { struct mvebu_pic *pic = platform_get_drvdata(pdev); on_each_cpu(mvebu_pic_disable_percpu_irq, pic, 1); irq_domain_remove(pic->domain); - - return 0; } static const struct of_device_id mvebu_pic_of_match[] = { @@ -184,11 +182,11 @@ static const struct of_device_id mvebu_pic_of_match[] = { MODULE_DEVICE_TABLE(of, mvebu_pic_of_match); static struct platform_driver mvebu_pic_driver = { - .probe = mvebu_pic_probe, - .remove = mvebu_pic_remove, + .probe = mvebu_pic_probe, + .remove_new = mvebu_pic_remove, .driver = { - .name = "mvebu-pic", - .of_match_table = mvebu_pic_of_match, + .name = "mvebu-pic", + .of_match_table = mvebu_pic_of_match, }, }; module_platform_driver(mvebu_pic_driver); diff --git a/drivers/irqchip/irq-pruss-intc.c b/drivers/irqchip/irq-pruss-intc.c index 0f64ecb9b1f4..060eb000e9d3 100644 --- a/drivers/irqchip/irq-pruss-intc.c +++ b/drivers/irqchip/irq-pruss-intc.c @@ -599,7 +599,7 @@ fail_irq: return ret; } -static int pruss_intc_remove(struct platform_device *pdev) +static void pruss_intc_remove(struct platform_device *pdev) { struct pruss_intc *intc = platform_get_drvdata(pdev); u8 max_system_events = intc->soc_config->num_system_events; @@ -616,8 +616,6 @@ static int pruss_intc_remove(struct platform_device *pdev) irq_dispose_mapping(irq_find_mapping(intc->domain, hwirq)); irq_domain_remove(intc->domain); - - return 0; } static const struct pruss_intc_match_data pruss_intc_data = { @@ -645,12 +643,12 @@ MODULE_DEVICE_TABLE(of, pruss_intc_of_match); static struct platform_driver pruss_intc_driver = { .driver = { - .name = "pruss-intc", - .of_match_table = pruss_intc_of_match, - .suppress_bind_attrs = true, + .name = "pruss-intc", + .of_match_table = pruss_intc_of_match, + .suppress_bind_attrs = true, }, - .probe = pruss_intc_probe, - .remove = pruss_intc_remove, + .probe = pruss_intc_probe, + .remove_new = pruss_intc_remove, }; module_platform_driver(pruss_intc_driver); diff --git a/drivers/irqchip/irq-qcom-mpm.c b/drivers/irqchip/irq-qcom-mpm.c index cda5838d2232..7942d8eb3d00 100644 --- a/drivers/irqchip/irq-qcom-mpm.c +++ b/drivers/irqchip/irq-qcom-mpm.c @@ -389,8 +389,8 @@ static int qcom_mpm_init(struct device_node *np, struct device_node *parent) /* Don't use devm_ioremap_resource, as we're accessing a shared region. */ priv->base = devm_ioremap(dev, res.start, resource_size(&res)); of_node_put(msgram_np); - if (IS_ERR(priv->base)) - return PTR_ERR(priv->base); + if (!priv->base) + return -ENOMEM; } else { /* Otherwise, fall back to simple MMIO. */ priv->base = devm_platform_ioremap_resource(pdev, 0); diff --git a/drivers/irqchip/irq-renesas-intc-irqpin.c b/drivers/irqchip/irq-renesas-intc-irqpin.c index fa19585f3dee..9ad37237ba95 100644 --- a/drivers/irqchip/irq-renesas-intc-irqpin.c +++ b/drivers/irqchip/irq-renesas-intc-irqpin.c @@ -561,14 +561,13 @@ err0: return ret; } -static int intc_irqpin_remove(struct platform_device *pdev) +static void intc_irqpin_remove(struct platform_device *pdev) { struct intc_irqpin_priv *p = platform_get_drvdata(pdev); irq_domain_remove(p->irq_domain); pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); - return 0; } static int __maybe_unused intc_irqpin_suspend(struct device *dev) @@ -585,11 +584,11 @@ static SIMPLE_DEV_PM_OPS(intc_irqpin_pm_ops, intc_irqpin_suspend, NULL); static struct platform_driver intc_irqpin_device_driver = { .probe = intc_irqpin_probe, - .remove = intc_irqpin_remove, + .remove_new = intc_irqpin_remove, .driver = { - .name = "renesas_intc_irqpin", - .of_match_table = intc_irqpin_dt_ids, - .pm = &intc_irqpin_pm_ops, + .name = "renesas_intc_irqpin", + .of_match_table = intc_irqpin_dt_ids, + .pm = &intc_irqpin_pm_ops, } }; diff --git a/drivers/irqchip/irq-renesas-irqc.c b/drivers/irqchip/irq-renesas-irqc.c index 49b446b396f9..76026e0b8e20 100644 --- a/drivers/irqchip/irq-renesas-irqc.c +++ b/drivers/irqchip/irq-renesas-irqc.c @@ -218,14 +218,13 @@ err_runtime_pm_disable: return ret; } -static int irqc_remove(struct platform_device *pdev) +static void irqc_remove(struct platform_device *pdev) { struct irqc_priv *p = platform_get_drvdata(pdev); irq_domain_remove(p->irq_domain); pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); - return 0; } static int __maybe_unused irqc_suspend(struct device *dev) @@ -248,11 +247,11 @@ MODULE_DEVICE_TABLE(of, irqc_dt_ids); static struct platform_driver irqc_device_driver = { .probe = irqc_probe, - .remove = irqc_remove, + .remove_new = irqc_remove, .driver = { - .name = "renesas_irqc", + .name = "renesas_irqc", .of_match_table = irqc_dt_ids, - .pm = &irqc_pm_ops, + .pm = &irqc_pm_ops, } }; diff --git a/drivers/irqchip/irq-renesas-rza1.c b/drivers/irqchip/irq-renesas-rza1.c index e4c99c2e0373..f05afe82db4d 100644 --- a/drivers/irqchip/irq-renesas-rza1.c +++ b/drivers/irqchip/irq-renesas-rza1.c @@ -244,12 +244,11 @@ out_put_node: return ret; } -static int rza1_irqc_remove(struct platform_device *pdev) +static void rza1_irqc_remove(struct platform_device *pdev) { struct rza1_irqc_priv *priv = platform_get_drvdata(pdev); irq_domain_remove(priv->irq_domain); - return 0; } static const struct of_device_id rza1_irqc_dt_ids[] = { @@ -260,9 +259,9 @@ MODULE_DEVICE_TABLE(of, rza1_irqc_dt_ids); static struct platform_driver rza1_irqc_device_driver = { .probe = rza1_irqc_probe, - .remove = rza1_irqc_remove, + .remove_new = rza1_irqc_remove, .driver = { - .name = "renesas_rza1_irqc", + .name = "renesas_rza1_irqc", .of_match_table = rza1_irqc_dt_ids, } }; diff --git a/drivers/irqchip/irq-riscv-intc.c b/drivers/irqchip/irq-riscv-intc.c index e8d01b14ccdd..f87aeab460eb 100644 --- a/drivers/irqchip/irq-riscv-intc.c +++ b/drivers/irqchip/irq-riscv-intc.c @@ -17,17 +17,29 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/smp.h> +#include <linux/soc/andes/irq.h> + +#include <asm/hwcap.h> static struct irq_domain *intc_domain; +static unsigned int riscv_intc_nr_irqs __ro_after_init = BITS_PER_LONG; +static unsigned int riscv_intc_custom_base __ro_after_init = BITS_PER_LONG; +static unsigned int riscv_intc_custom_nr_irqs __ro_after_init; static asmlinkage void riscv_intc_irq(struct pt_regs *regs) { unsigned long cause = regs->cause & ~CAUSE_IRQ_FLAG; - if (unlikely(cause >= BITS_PER_LONG)) - panic("unexpected interrupt cause"); + if (generic_handle_domain_irq(intc_domain, cause)) + pr_warn_ratelimited("Failed to handle interrupt (cause: %ld)\n", cause); +} + +static asmlinkage void riscv_intc_aia_irq(struct pt_regs *regs) +{ + unsigned long topi; - generic_handle_domain_irq(intc_domain, cause); + while ((topi = csr_read(CSR_TOPI))) + generic_handle_domain_irq(intc_domain, topi >> TOPI_IID_SHIFT); } /* @@ -39,12 +51,43 @@ static asmlinkage void riscv_intc_irq(struct pt_regs *regs) static void riscv_intc_irq_mask(struct irq_data *d) { - csr_clear(CSR_IE, BIT(d->hwirq)); + if (IS_ENABLED(CONFIG_32BIT) && d->hwirq >= BITS_PER_LONG) + csr_clear(CSR_IEH, BIT(d->hwirq - BITS_PER_LONG)); + else + csr_clear(CSR_IE, BIT(d->hwirq)); } static void riscv_intc_irq_unmask(struct irq_data *d) { - csr_set(CSR_IE, BIT(d->hwirq)); + if (IS_ENABLED(CONFIG_32BIT) && d->hwirq >= BITS_PER_LONG) + csr_set(CSR_IEH, BIT(d->hwirq - BITS_PER_LONG)); + else + csr_set(CSR_IE, BIT(d->hwirq)); +} + +static void andes_intc_irq_mask(struct irq_data *d) +{ + /* + * Andes specific S-mode local interrupt causes (hwirq) + * are defined as (256 + n) and controlled by n-th bit + * of SLIE. + */ + unsigned int mask = BIT(d->hwirq % BITS_PER_LONG); + + if (d->hwirq < ANDES_SLI_CAUSE_BASE) + csr_clear(CSR_IE, mask); + else + csr_clear(ANDES_CSR_SLIE, mask); +} + +static void andes_intc_irq_unmask(struct irq_data *d) +{ + unsigned int mask = BIT(d->hwirq % BITS_PER_LONG); + + if (d->hwirq < ANDES_SLI_CAUSE_BASE) + csr_set(CSR_IE, mask); + else + csr_set(ANDES_CSR_SLIE, mask); } static void riscv_intc_irq_eoi(struct irq_data *d) @@ -70,12 +113,21 @@ static struct irq_chip riscv_intc_chip = { .irq_eoi = riscv_intc_irq_eoi, }; +static struct irq_chip andes_intc_chip = { + .name = "RISC-V INTC", + .irq_mask = andes_intc_irq_mask, + .irq_unmask = andes_intc_irq_unmask, + .irq_eoi = riscv_intc_irq_eoi, +}; + static int riscv_intc_domain_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hwirq) { + struct irq_chip *chip = d->host_data; + irq_set_percpu_devid(irq); - irq_domain_set_info(d, irq, hwirq, &riscv_intc_chip, d->host_data, - handle_percpu_devid_irq, NULL, NULL); + irq_domain_set_info(d, irq, hwirq, chip, NULL, handle_percpu_devid_irq, + NULL, NULL); return 0; } @@ -93,6 +145,14 @@ static int riscv_intc_domain_alloc(struct irq_domain *domain, if (ret) return ret; + /* + * Only allow hwirq for which we have corresponding standard or + * custom interrupt enable register. + */ + if ((hwirq >= riscv_intc_nr_irqs && hwirq < riscv_intc_custom_base) || + (hwirq >= riscv_intc_custom_base + riscv_intc_custom_nr_irqs)) + return -EINVAL; + for (i = 0; i < nr_irqs; i++) { ret = riscv_intc_domain_map(domain, virq + i, hwirq + i); if (ret) @@ -113,18 +173,20 @@ static struct fwnode_handle *riscv_intc_hwnode(void) return intc_domain->fwnode; } -static int __init riscv_intc_init_common(struct fwnode_handle *fn) +static int __init riscv_intc_init_common(struct fwnode_handle *fn, struct irq_chip *chip) { int rc; - intc_domain = irq_domain_create_linear(fn, BITS_PER_LONG, - &riscv_intc_domain_ops, NULL); + intc_domain = irq_domain_create_tree(fn, &riscv_intc_domain_ops, chip); if (!intc_domain) { pr_err("unable to add IRQ domain\n"); return -ENXIO; } - rc = set_handle_irq(&riscv_intc_irq); + if (riscv_isa_extension_available(NULL, SxAIA)) + rc = set_handle_irq(&riscv_intc_aia_irq); + else + rc = set_handle_irq(&riscv_intc_irq); if (rc) { pr_err("failed to set irq handler\n"); return rc; @@ -132,7 +194,11 @@ static int __init riscv_intc_init_common(struct fwnode_handle *fn) riscv_set_intc_hwnode_fn(riscv_intc_hwnode); - pr_info("%d local interrupts mapped\n", BITS_PER_LONG); + pr_info("%d local interrupts mapped%s\n", + riscv_isa_extension_available(NULL, SxAIA) ? 64 : riscv_intc_nr_irqs, + riscv_isa_extension_available(NULL, SxAIA) ? " using AIA" : ""); + if (riscv_intc_custom_nr_irqs) + pr_info("%d custom local interrupts mapped\n", riscv_intc_custom_nr_irqs); return 0; } @@ -140,8 +206,9 @@ static int __init riscv_intc_init_common(struct fwnode_handle *fn) static int __init riscv_intc_init(struct device_node *node, struct device_node *parent) { - int rc; + struct irq_chip *chip = &riscv_intc_chip; unsigned long hartid; + int rc; rc = riscv_of_parent_hartid(node, &hartid); if (rc < 0) { @@ -166,10 +233,17 @@ static int __init riscv_intc_init(struct device_node *node, return 0; } - return riscv_intc_init_common(of_node_to_fwnode(node)); + if (of_device_is_compatible(node, "andestech,cpu-intc")) { + riscv_intc_custom_base = ANDES_SLI_CAUSE_BASE; + riscv_intc_custom_nr_irqs = ANDES_RV_IRQ_LAST; + chip = &andes_intc_chip; + } + + return riscv_intc_init_common(of_node_to_fwnode(node), chip); } IRQCHIP_DECLARE(riscv, "riscv,cpu-intc", riscv_intc_init); +IRQCHIP_DECLARE(andes, "andestech,cpu-intc", riscv_intc_init); #ifdef CONFIG_ACPI @@ -196,7 +270,7 @@ static int __init riscv_intc_acpi_init(union acpi_subtable_headers *header, return -ENOMEM; } - return riscv_intc_init_common(fn); + return riscv_intc_init_common(fn, &riscv_intc_chip); } IRQCHIP_ACPI_DECLARE(riscv_intc, ACPI_MADT_TYPE_RINTC, NULL, diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c index 5b7bc4fd9517..f3d4cb9e34f7 100644 --- a/drivers/irqchip/irq-sifive-plic.c +++ b/drivers/irqchip/irq-sifive-plic.c @@ -3,7 +3,6 @@ * Copyright (C) 2017 SiFive * Copyright (C) 2018 Christoph Hellwig */ -#define pr_fmt(fmt) "plic: " fmt #include <linux/cpu.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -64,6 +63,7 @@ #define PLIC_QUIRK_EDGE_INTERRUPT 0 struct plic_priv { + struct device *dev; struct cpumask lmask; struct irq_domain *irqdomain; void __iomem *regs; @@ -103,9 +103,11 @@ static void __plic_toggle(void __iomem *enable_base, int hwirq, int enable) static void plic_toggle(struct plic_handler *handler, int hwirq, int enable) { - raw_spin_lock(&handler->enable_lock); + unsigned long flags; + + raw_spin_lock_irqsave(&handler->enable_lock, flags); __plic_toggle(handler->enable_base, hwirq, enable); - raw_spin_unlock(&handler->enable_lock); + raw_spin_unlock_irqrestore(&handler->enable_lock, flags); } static inline void plic_irq_toggle(const struct cpumask *mask, @@ -148,7 +150,13 @@ static void plic_irq_eoi(struct irq_data *d) { struct plic_handler *handler = this_cpu_ptr(&plic_handlers); - writel(d->hwirq, handler->hart_base + CONTEXT_CLAIM); + if (unlikely(irqd_irq_disabled(d))) { + plic_toggle(handler, d->hwirq, 1); + writel(d->hwirq, handler->hart_base + CONTEXT_CLAIM); + plic_toggle(handler, d->hwirq, 0); + } else { + writel(d->hwirq, handler->hart_base + CONTEXT_CLAIM); + } } #ifdef CONFIG_SMP @@ -236,6 +244,7 @@ static int plic_irq_set_type(struct irq_data *d, unsigned int type) static int plic_irq_suspend(void) { unsigned int i, cpu; + unsigned long flags; u32 __iomem *reg; struct plic_priv *priv; @@ -253,12 +262,12 @@ static int plic_irq_suspend(void) if (!handler->present) continue; - raw_spin_lock(&handler->enable_lock); + raw_spin_lock_irqsave(&handler->enable_lock, flags); for (i = 0; i < DIV_ROUND_UP(priv->nr_irqs, 32); i++) { reg = handler->enable_base + i * sizeof(u32); handler->enable_save[i] = readl(reg); } - raw_spin_unlock(&handler->enable_lock); + raw_spin_unlock_irqrestore(&handler->enable_lock, flags); } return 0; @@ -267,6 +276,7 @@ static int plic_irq_suspend(void) static void plic_irq_resume(void) { unsigned int i, index, cpu; + unsigned long flags; u32 __iomem *reg; struct plic_priv *priv; @@ -284,12 +294,12 @@ static void plic_irq_resume(void) if (!handler->present) continue; - raw_spin_lock(&handler->enable_lock); + raw_spin_lock_irqsave(&handler->enable_lock, flags); for (i = 0; i < DIV_ROUND_UP(priv->nr_irqs, 32); i++) { reg = handler->enable_base + i * sizeof(u32); writel(handler->enable_save[i], reg); } - raw_spin_unlock(&handler->enable_lock); + raw_spin_unlock_irqrestore(&handler->enable_lock, flags); } } @@ -370,9 +380,10 @@ static void plic_handle_irq(struct irq_desc *desc) while ((hwirq = readl(claim))) { int err = generic_handle_domain_irq(handler->priv->irqdomain, hwirq); - if (unlikely(err)) - pr_warn_ratelimited("can't find mapping for hwirq %lu\n", - hwirq); + if (unlikely(err)) { + dev_warn_ratelimited(handler->priv->dev, + "can't find mapping for hwirq %lu\n", hwirq); + } } chained_irq_exit(chip, desc); @@ -400,63 +411,122 @@ static int plic_starting_cpu(unsigned int cpu) enable_percpu_irq(plic_parent_irq, irq_get_trigger_type(plic_parent_irq)); else - pr_warn("cpu%d: parent irq not available\n", cpu); + dev_warn(handler->priv->dev, "cpu%d: parent irq not available\n", cpu); plic_set_threshold(handler, PLIC_ENABLE_THRESHOLD); return 0; } -static int __init __plic_init(struct device_node *node, - struct device_node *parent, - unsigned long plic_quirks) +static const struct of_device_id plic_match[] = { + { .compatible = "sifive,plic-1.0.0" }, + { .compatible = "riscv,plic0" }, + { .compatible = "andestech,nceplic100", + .data = (const void *)BIT(PLIC_QUIRK_EDGE_INTERRUPT) }, + { .compatible = "thead,c900-plic", + .data = (const void *)BIT(PLIC_QUIRK_EDGE_INTERRUPT) }, + {} +}; + +static int plic_parse_nr_irqs_and_contexts(struct platform_device *pdev, + u32 *nr_irqs, u32 *nr_contexts) { - int error = 0, nr_contexts, nr_handlers = 0, i; - u32 nr_irqs; - struct plic_priv *priv; - struct plic_handler *handler; - unsigned int cpu; + struct device *dev = &pdev->dev; + int rc; - priv = kzalloc(sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + /* + * Currently, only OF fwnode is supported so extend this + * function for ACPI support. + */ + if (!is_of_node(dev->fwnode)) + return -EINVAL; - priv->plic_quirks = plic_quirks; + rc = of_property_read_u32(to_of_node(dev->fwnode), "riscv,ndev", nr_irqs); + if (rc) { + dev_err(dev, "riscv,ndev property not available\n"); + return rc; + } - priv->regs = of_iomap(node, 0); - if (WARN_ON(!priv->regs)) { - error = -EIO; - goto out_free_priv; + *nr_contexts = of_irq_count(to_of_node(dev->fwnode)); + if (WARN_ON(!(*nr_contexts))) { + dev_err(dev, "no PLIC context available\n"); + return -EINVAL; } - error = -EINVAL; - of_property_read_u32(node, "riscv,ndev", &nr_irqs); - if (WARN_ON(!nr_irqs)) - goto out_iounmap; + return 0; +} - priv->nr_irqs = nr_irqs; +static int plic_parse_context_parent(struct platform_device *pdev, u32 context, + u32 *parent_hwirq, int *parent_cpu) +{ + struct device *dev = &pdev->dev; + struct of_phandle_args parent; + unsigned long hartid; + int rc; - priv->prio_save = bitmap_alloc(nr_irqs, GFP_KERNEL); - if (!priv->prio_save) - goto out_free_priority_reg; + /* + * Currently, only OF fwnode is supported so extend this + * function for ACPI support. + */ + if (!is_of_node(dev->fwnode)) + return -EINVAL; - nr_contexts = of_irq_count(node); - if (WARN_ON(!nr_contexts)) - goto out_free_priority_reg; + rc = of_irq_parse_one(to_of_node(dev->fwnode), context, &parent); + if (rc) + return rc; - error = -ENOMEM; - priv->irqdomain = irq_domain_add_linear(node, nr_irqs + 1, - &plic_irqdomain_ops, priv); - if (WARN_ON(!priv->irqdomain)) - goto out_free_priority_reg; + rc = riscv_of_parent_hartid(parent.np, &hartid); + if (rc) + return rc; - for (i = 0; i < nr_contexts; i++) { - struct of_phandle_args parent; - irq_hw_number_t hwirq; - int cpu; - unsigned long hartid; + *parent_hwirq = parent.args[0]; + *parent_cpu = riscv_hartid_to_cpuid(hartid); + return 0; +} + +static int plic_probe(struct platform_device *pdev) +{ + int error = 0, nr_contexts, nr_handlers = 0, cpu, i; + struct device *dev = &pdev->dev; + unsigned long plic_quirks = 0; + struct plic_handler *handler; + u32 nr_irqs, parent_hwirq; + struct irq_domain *domain; + struct plic_priv *priv; + irq_hw_number_t hwirq; + bool cpuhp_setup; - if (of_irq_parse_one(node, i, &parent)) { - pr_err("failed to parse parent for context %d.\n", i); + if (is_of_node(dev->fwnode)) { + const struct of_device_id *id; + + id = of_match_node(plic_match, to_of_node(dev->fwnode)); + if (id) + plic_quirks = (unsigned long)id->data; + } + + error = plic_parse_nr_irqs_and_contexts(pdev, &nr_irqs, &nr_contexts); + if (error) + return error; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->dev = dev; + priv->plic_quirks = plic_quirks; + priv->nr_irqs = nr_irqs; + + priv->regs = devm_platform_ioremap_resource(pdev, 0); + if (WARN_ON(!priv->regs)) + return -EIO; + + priv->prio_save = devm_bitmap_zalloc(dev, nr_irqs, GFP_KERNEL); + if (!priv->prio_save) + return -ENOMEM; + + for (i = 0; i < nr_contexts; i++) { + error = plic_parse_context_parent(pdev, i, &parent_hwirq, &cpu); + if (error) { + dev_warn(dev, "hwirq for context%d not found\n", i); continue; } @@ -464,7 +534,7 @@ static int __init __plic_init(struct device_node *node, * Skip contexts other than external interrupts for our * privilege level. */ - if (parent.args[0] != RV_IRQ_EXT) { + if (parent_hwirq != RV_IRQ_EXT) { /* Disable S-mode enable bits if running in M-mode. */ if (IS_ENABLED(CONFIG_RISCV_M_MODE)) { void __iomem *enable_base = priv->regs + @@ -477,24 +547,17 @@ static int __init __plic_init(struct device_node *node, continue; } - error = riscv_of_parent_hartid(parent.np, &hartid); - if (error < 0) { - pr_warn("failed to parse hart ID for context %d.\n", i); - continue; - } - - cpu = riscv_hartid_to_cpuid(hartid); if (cpu < 0) { - pr_warn("Invalid cpuid for context %d\n", i); + dev_warn(dev, "Invalid cpuid for context %d\n", i); continue; } /* Find parent domain and register chained handler */ - if (!plic_parent_irq && irq_find_host(parent.np)) { - plic_parent_irq = irq_of_parse_and_map(node, i); + domain = irq_find_matching_fwnode(riscv_get_intc_hwnode(), DOMAIN_BUS_ANY); + if (!plic_parent_irq && domain) { + plic_parent_irq = irq_create_mapping(domain, RV_IRQ_EXT); if (plic_parent_irq) - irq_set_chained_handler(plic_parent_irq, - plic_handle_irq); + irq_set_chained_handler(plic_parent_irq, plic_handle_irq); } /* @@ -504,7 +567,7 @@ static int __init __plic_init(struct device_node *node, */ handler = per_cpu_ptr(&plic_handlers, cpu); if (handler->present) { - pr_warn("handler already present for context %d.\n", i); + dev_warn(dev, "handler already present for context %d.\n", i); plic_set_threshold(handler, PLIC_DISABLE_THRESHOLD); goto done; } @@ -518,10 +581,10 @@ static int __init __plic_init(struct device_node *node, i * CONTEXT_ENABLE_SIZE; handler->priv = priv; - handler->enable_save = kcalloc(DIV_ROUND_UP(nr_irqs, 32), - sizeof(*handler->enable_save), GFP_KERNEL); + handler->enable_save = devm_kcalloc(dev, DIV_ROUND_UP(nr_irqs, 32), + sizeof(*handler->enable_save), GFP_KERNEL); if (!handler->enable_save) - goto out_free_enable_reg; + goto fail_cleanup_contexts; done: for (hwirq = 1; hwirq <= nr_irqs; hwirq++) { plic_toggle(handler, hwirq, 0); @@ -531,52 +594,60 @@ done: nr_handlers++; } + priv->irqdomain = irq_domain_add_linear(to_of_node(dev->fwnode), nr_irqs + 1, + &plic_irqdomain_ops, priv); + if (WARN_ON(!priv->irqdomain)) + goto fail_cleanup_contexts; + /* * We can have multiple PLIC instances so setup cpuhp state - * and register syscore operations only when context handler - * for current/boot CPU is present. + * and register syscore operations only once after context + * handlers of all online CPUs are initialized. */ - handler = this_cpu_ptr(&plic_handlers); - if (handler->present && !plic_cpuhp_setup_done) { - cpuhp_setup_state(CPUHP_AP_IRQ_SIFIVE_PLIC_STARTING, - "irqchip/sifive/plic:starting", - plic_starting_cpu, plic_dying_cpu); - register_syscore_ops(&plic_irq_syscore_ops); - plic_cpuhp_setup_done = true; + if (!plic_cpuhp_setup_done) { + cpuhp_setup = true; + for_each_online_cpu(cpu) { + handler = per_cpu_ptr(&plic_handlers, cpu); + if (!handler->present) { + cpuhp_setup = false; + break; + } + } + if (cpuhp_setup) { + cpuhp_setup_state(CPUHP_AP_IRQ_SIFIVE_PLIC_STARTING, + "irqchip/sifive/plic:starting", + plic_starting_cpu, plic_dying_cpu); + register_syscore_ops(&plic_irq_syscore_ops); + plic_cpuhp_setup_done = true; + } } - pr_info("%pOFP: mapped %d interrupts with %d handlers for" - " %d contexts.\n", node, nr_irqs, nr_handlers, nr_contexts); + dev_info(dev, "mapped %d interrupts with %d handlers for %d contexts.\n", + nr_irqs, nr_handlers, nr_contexts); return 0; -out_free_enable_reg: - for_each_cpu(cpu, cpu_present_mask) { +fail_cleanup_contexts: + for (i = 0; i < nr_contexts; i++) { + if (plic_parse_context_parent(pdev, i, &parent_hwirq, &cpu)) + continue; + if (parent_hwirq != RV_IRQ_EXT || cpu < 0) + continue; + handler = per_cpu_ptr(&plic_handlers, cpu); - kfree(handler->enable_save); + handler->present = false; + handler->hart_base = NULL; + handler->enable_base = NULL; + handler->enable_save = NULL; + handler->priv = NULL; } -out_free_priority_reg: - kfree(priv->prio_save); -out_iounmap: - iounmap(priv->regs); -out_free_priv: - kfree(priv); - return error; + return -ENOMEM; } -static int __init plic_init(struct device_node *node, - struct device_node *parent) -{ - return __plic_init(node, parent, 0); -} - -IRQCHIP_DECLARE(sifive_plic, "sifive,plic-1.0.0", plic_init); -IRQCHIP_DECLARE(riscv_plic0, "riscv,plic0", plic_init); /* for legacy systems */ - -static int __init plic_edge_init(struct device_node *node, - struct device_node *parent) -{ - return __plic_init(node, parent, BIT(PLIC_QUIRK_EDGE_INTERRUPT)); -} - -IRQCHIP_DECLARE(andestech_nceplic100, "andestech,nceplic100", plic_edge_init); -IRQCHIP_DECLARE(thead_c900_plic, "thead,c900-plic", plic_edge_init); +static struct platform_driver plic_driver = { + .driver = { + .name = "riscv-plic", + .of_match_table = plic_match, + }, + .probe = plic_probe, +}; +builtin_platform_driver(plic_driver); diff --git a/drivers/irqchip/irq-starfive-jh8100-intc.c b/drivers/irqchip/irq-starfive-jh8100-intc.c new file mode 100644 index 000000000000..0f5837176e53 --- /dev/null +++ b/drivers/irqchip/irq-starfive-jh8100-intc.c @@ -0,0 +1,207 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * StarFive JH8100 External Interrupt Controller driver + * + * Copyright (C) 2023 StarFive Technology Co., Ltd. + * + * Author: Changhuang Liang <changhuang.liang@starfivetech.com> + */ + +#define pr_fmt(fmt) "irq-starfive-jh8100: " fmt + +#include <linux/bitops.h> +#include <linux/clk.h> +#include <linux/irq.h> +#include <linux/irqchip.h> +#include <linux/irqchip/chained_irq.h> +#include <linux/irqdomain.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> +#include <linux/reset.h> +#include <linux/spinlock.h> + +#define STARFIVE_INTC_SRC0_CLEAR 0x10 +#define STARFIVE_INTC_SRC0_MASK 0x14 +#define STARFIVE_INTC_SRC0_INT 0x1c + +#define STARFIVE_INTC_SRC_IRQ_NUM 32 + +struct starfive_irq_chip { + void __iomem *base; + struct irq_domain *domain; + raw_spinlock_t lock; +}; + +static void starfive_intc_bit_set(struct starfive_irq_chip *irqc, + u32 reg, u32 bit_mask) +{ + u32 value; + + value = ioread32(irqc->base + reg); + value |= bit_mask; + iowrite32(value, irqc->base + reg); +} + +static void starfive_intc_bit_clear(struct starfive_irq_chip *irqc, + u32 reg, u32 bit_mask) +{ + u32 value; + + value = ioread32(irqc->base + reg); + value &= ~bit_mask; + iowrite32(value, irqc->base + reg); +} + +static void starfive_intc_unmask(struct irq_data *d) +{ + struct starfive_irq_chip *irqc = irq_data_get_irq_chip_data(d); + + raw_spin_lock(&irqc->lock); + starfive_intc_bit_clear(irqc, STARFIVE_INTC_SRC0_MASK, BIT(d->hwirq)); + raw_spin_unlock(&irqc->lock); +} + +static void starfive_intc_mask(struct irq_data *d) +{ + struct starfive_irq_chip *irqc = irq_data_get_irq_chip_data(d); + + raw_spin_lock(&irqc->lock); + starfive_intc_bit_set(irqc, STARFIVE_INTC_SRC0_MASK, BIT(d->hwirq)); + raw_spin_unlock(&irqc->lock); +} + +static struct irq_chip intc_dev = { + .name = "StarFive JH8100 INTC", + .irq_unmask = starfive_intc_unmask, + .irq_mask = starfive_intc_mask, +}; + +static int starfive_intc_map(struct irq_domain *d, unsigned int irq, + irq_hw_number_t hwirq) +{ + irq_domain_set_info(d, irq, hwirq, &intc_dev, d->host_data, + handle_level_irq, NULL, NULL); + + return 0; +} + +static const struct irq_domain_ops starfive_intc_domain_ops = { + .xlate = irq_domain_xlate_onecell, + .map = starfive_intc_map, +}; + +static void starfive_intc_irq_handler(struct irq_desc *desc) +{ + struct starfive_irq_chip *irqc = irq_data_get_irq_handler_data(&desc->irq_data); + struct irq_chip *chip = irq_desc_get_chip(desc); + unsigned long value; + int hwirq; + + chained_irq_enter(chip, desc); + + value = ioread32(irqc->base + STARFIVE_INTC_SRC0_INT); + while (value) { + hwirq = ffs(value) - 1; + + generic_handle_domain_irq(irqc->domain, hwirq); + + starfive_intc_bit_set(irqc, STARFIVE_INTC_SRC0_CLEAR, BIT(hwirq)); + starfive_intc_bit_clear(irqc, STARFIVE_INTC_SRC0_CLEAR, BIT(hwirq)); + + __clear_bit(hwirq, &value); + } + + chained_irq_exit(chip, desc); +} + +static int __init starfive_intc_init(struct device_node *intc, + struct device_node *parent) +{ + struct starfive_irq_chip *irqc; + struct reset_control *rst; + struct clk *clk; + int parent_irq; + int ret; + + irqc = kzalloc(sizeof(*irqc), GFP_KERNEL); + if (!irqc) + return -ENOMEM; + + irqc->base = of_iomap(intc, 0); + if (!irqc->base) { + pr_err("Unable to map registers\n"); + ret = -ENXIO; + goto err_free; + } + + rst = of_reset_control_get_exclusive(intc, NULL); + if (IS_ERR(rst)) { + pr_err("Unable to get reset control %pe\n", rst); + ret = PTR_ERR(rst); + goto err_unmap; + } + + clk = of_clk_get(intc, 0); + if (IS_ERR(clk)) { + pr_err("Unable to get clock %pe\n", clk); + ret = PTR_ERR(clk); + goto err_reset_put; + } + + ret = reset_control_deassert(rst); + if (ret) + goto err_clk_put; + + ret = clk_prepare_enable(clk); + if (ret) + goto err_reset_assert; + + raw_spin_lock_init(&irqc->lock); + + irqc->domain = irq_domain_add_linear(intc, STARFIVE_INTC_SRC_IRQ_NUM, + &starfive_intc_domain_ops, irqc); + if (!irqc->domain) { + pr_err("Unable to create IRQ domain\n"); + ret = -EINVAL; + goto err_clk_disable; + } + + parent_irq = of_irq_get(intc, 0); + if (parent_irq < 0) { + pr_err("Failed to get main IRQ: %d\n", parent_irq); + ret = parent_irq; + goto err_remove_domain; + } + + irq_set_chained_handler_and_data(parent_irq, starfive_intc_irq_handler, + irqc); + + pr_info("Interrupt controller register, nr_irqs %d\n", + STARFIVE_INTC_SRC_IRQ_NUM); + + return 0; + +err_remove_domain: + irq_domain_remove(irqc->domain); +err_clk_disable: + clk_disable_unprepare(clk); +err_reset_assert: + reset_control_assert(rst); +err_clk_put: + clk_put(clk); +err_reset_put: + reset_control_put(rst); +err_unmap: + iounmap(irqc->base); +err_free: + kfree(irqc); + return ret; +} + +IRQCHIP_PLATFORM_DRIVER_BEGIN(starfive_intc) +IRQCHIP_MATCH("starfive,jh8100-intc", starfive_intc_init) +IRQCHIP_PLATFORM_DRIVER_END(starfive_intc) + +MODULE_DESCRIPTION("StarFive JH8100 External Interrupt Controller"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Changhuang Liang <changhuang.liang@starfivetech.com>"); diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index 971240e2e31b..26a5193d0ae4 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -898,10 +898,9 @@ static void stm32_exti_remove_irq(void *data) irq_domain_remove(domain); } -static int stm32_exti_remove(struct platform_device *pdev) +static void stm32_exti_remove(struct platform_device *pdev) { stm32_exti_h_syscore_deinit(); - return 0; } static int stm32_exti_probe(struct platform_device *pdev) @@ -991,10 +990,10 @@ MODULE_DEVICE_TABLE(of, stm32_exti_ids); static struct platform_driver stm32_exti_driver = { .probe = stm32_exti_probe, - .remove = stm32_exti_remove, + .remove_new = stm32_exti_remove, .driver = { - .name = "stm32_exti", - .of_match_table = stm32_exti_ids, + .name = "stm32_exti", + .of_match_table = stm32_exti_ids, }, }; diff --git a/drivers/irqchip/irq-ts4800.c b/drivers/irqchip/irq-ts4800.c index b2d61d4f6fe6..57f610dab6b8 100644 --- a/drivers/irqchip/irq-ts4800.c +++ b/drivers/irqchip/irq-ts4800.c @@ -139,13 +139,11 @@ static int ts4800_ic_probe(struct platform_device *pdev) return 0; } -static int ts4800_ic_remove(struct platform_device *pdev) +static void ts4800_ic_remove(struct platform_device *pdev) { struct ts4800_irq_data *data = platform_get_drvdata(pdev); irq_domain_remove(data->domain); - - return 0; } static const struct of_device_id ts4800_ic_of_match[] = { @@ -155,11 +153,11 @@ static const struct of_device_id ts4800_ic_of_match[] = { MODULE_DEVICE_TABLE(of, ts4800_ic_of_match); static struct platform_driver ts4800_ic_driver = { - .probe = ts4800_ic_probe, - .remove = ts4800_ic_remove, + .probe = ts4800_ic_probe, + .remove_new = ts4800_ic_remove, .driver = { - .name = "ts4800-irqc", - .of_match_table = ts4800_ic_of_match, + .name = "ts4800-irqc", + .of_match_table = ts4800_ic_of_match, }, }; module_platform_driver(ts4800_ic_driver); diff --git a/drivers/irqchip/irq-vic.c b/drivers/irqchip/irq-vic.c index 9e3d5561e04e..ea93e7236c4a 100644 --- a/drivers/irqchip/irq-vic.c +++ b/drivers/irqchip/irq-vic.c @@ -47,9 +47,8 @@ /** * struct vic_device - VIC PM device - * @parent_irq: The parent IRQ number of the VIC if cascaded, or 0. - * @irq: The IRQ number for the base of the VIC. * @base: The register base for the VIC. + * @irq: The IRQ number for the base of the VIC. * @valid_sources: A bitmask of valid interrupts * @resume_sources: A bitmask of interrupts for resume. * @resume_irqs: The IRQs enabled for resume. diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c index 6e80d7bd3c4d..3ed257334562 100644 --- a/drivers/isdn/capi/capi.c +++ b/drivers/isdn/capi/capi.c @@ -49,7 +49,9 @@ MODULE_LICENSE("GPL"); /* -------- driver information -------------------------------------- */ static DEFINE_MUTEX(capi_mutex); -static struct class *capi_class; +static const struct class capi_class = { + .name = "capi", +}; static int capi_major = 68; /* allocated */ module_param_named(major, capi_major, uint, 0); @@ -1393,18 +1395,19 @@ static int __init capi_init(void) kcapi_exit(); return major_ret; } - capi_class = class_create("capi"); - if (IS_ERR(capi_class)) { + + ret = class_register(&capi_class); + if (ret) { unregister_chrdev(capi_major, "capi20"); kcapi_exit(); - return PTR_ERR(capi_class); + return ret; } - device_create(capi_class, NULL, MKDEV(capi_major, 0), NULL, "capi20"); + device_create(&capi_class, NULL, MKDEV(capi_major, 0), NULL, "capi20"); if (capinc_tty_init() < 0) { - device_destroy(capi_class, MKDEV(capi_major, 0)); - class_destroy(capi_class); + device_destroy(&capi_class, MKDEV(capi_major, 0)); + class_unregister(&capi_class); unregister_chrdev(capi_major, "capi20"); kcapi_exit(); return -ENOMEM; @@ -1427,8 +1430,8 @@ static void __exit capi_exit(void) { proc_exit(); - device_destroy(capi_class, MKDEV(capi_major, 0)); - class_destroy(capi_class); + device_destroy(&capi_class, MKDEV(capi_major, 0)); + class_unregister(&capi_class); unregister_chrdev(capi_major, "capi20"); capinc_tty_exit(); diff --git a/drivers/isdn/mISDN/dsp_pipeline.c b/drivers/isdn/mISDN/dsp_pipeline.c index 09b72f14d4b7..b4ed0bb8ddfb 100644 --- a/drivers/isdn/mISDN/dsp_pipeline.c +++ b/drivers/isdn/mISDN/dsp_pipeline.c @@ -31,7 +31,9 @@ struct dsp_element_entry { static LIST_HEAD(dsp_elements); /* sysfs */ -static struct class *elements_class; +static const struct class elements_class = { + .name = "dsp_pipeline", +}; static ssize_t attr_show_args(struct device *dev, struct device_attribute *attr, char *buf) @@ -80,7 +82,7 @@ int mISDN_dsp_element_register(struct mISDN_dsp_element *elem) INIT_LIST_HEAD(&entry->list); entry->elem = elem; - entry->dev.class = elements_class; + entry->dev.class = &elements_class; entry->dev.release = mISDN_dsp_dev_release; dev_set_drvdata(&entry->dev, elem); dev_set_name(&entry->dev, "%s", elem->name); @@ -131,9 +133,11 @@ EXPORT_SYMBOL(mISDN_dsp_element_unregister); int dsp_pipeline_module_init(void) { - elements_class = class_create("dsp_pipeline"); - if (IS_ERR(elements_class)) - return PTR_ERR(elements_class); + int err; + + err = class_register(&elements_class); + if (err) + return err; dsp_hwec_init(); @@ -146,7 +150,7 @@ void dsp_pipeline_module_exit(void) dsp_hwec_exit(); - class_destroy(elements_class); + class_unregister(&elements_class); list_for_each_entry_safe(entry, n, &dsp_elements, list) { list_del(&entry->list); diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c index e3e28a4f7d01..b1abc2a0c971 100644 --- a/drivers/mailbox/bcm-flexrm-mailbox.c +++ b/drivers/mailbox/bcm-flexrm-mailbox.c @@ -1587,8 +1587,8 @@ static int flexrm_mbox_probe(struct platform_device *pdev) } /* Allocate platform MSIs for each ring */ - ret = platform_msi_domain_alloc_irqs(dev, mbox->num_rings, - flexrm_mbox_msi_write); + ret = platform_device_msi_init_and_alloc_irqs(dev, mbox->num_rings, + flexrm_mbox_msi_write); if (ret) goto fail_destroy_cmpl_pool; @@ -1641,7 +1641,7 @@ skip_debugfs: fail_free_debugfs_root: debugfs_remove_recursive(mbox->root); - platform_msi_domain_free_irqs(dev); + platform_device_msi_free_irqs_all(dev); fail_destroy_cmpl_pool: dma_pool_destroy(mbox->cmpl_pool); fail_destroy_bd_pool: @@ -1657,7 +1657,7 @@ static void flexrm_mbox_remove(struct platform_device *pdev) debugfs_remove_recursive(mbox->root); - platform_msi_domain_free_irqs(dev); + platform_device_msi_free_irqs_all(dev); dma_pool_destroy(mbox->cmpl_pool); dma_pool_destroy(mbox->bd_pool); diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 6ae2329052c9..4e6afa89921f 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -300,7 +300,7 @@ struct cached_dev { struct list_head list; struct bcache_device disk; struct block_device *bdev; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct cache_sb sb; struct cache_sb_disk *sb_disk; @@ -423,7 +423,7 @@ struct cache { struct kobject kobj; struct block_device *bdev; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct task_struct *alloc_thread; diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index dc3f50f69714..330bcd9ea4a9 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -900,9 +900,23 @@ static int bcache_device_init(struct bcache_device *d, unsigned int block_size, struct request_queue *q; const size_t max_stripes = min_t(size_t, INT_MAX, SIZE_MAX / sizeof(atomic_t)); + struct queue_limits lim = { + .max_hw_sectors = UINT_MAX, + .max_sectors = UINT_MAX, + .max_segment_size = UINT_MAX, + .max_segments = BIO_MAX_VECS, + .max_hw_discard_sectors = UINT_MAX, + .io_min = block_size, + .logical_block_size = block_size, + .physical_block_size = block_size, + }; uint64_t n; int idx; + if (cached_bdev) { + d->stripe_size = bdev_io_opt(cached_bdev) >> SECTOR_SHIFT; + lim.io_opt = umax(block_size, bdev_io_opt(cached_bdev)); + } if (!d->stripe_size) d->stripe_size = 1 << 31; else if (d->stripe_size < BCH_MIN_STRIPE_SZ) @@ -935,8 +949,21 @@ static int bcache_device_init(struct bcache_device *d, unsigned int block_size, BIOSET_NEED_BVECS|BIOSET_NEED_RESCUER)) goto out_ida_remove; - d->disk = blk_alloc_disk(NUMA_NO_NODE); - if (!d->disk) + if (lim.logical_block_size > PAGE_SIZE && cached_bdev) { + /* + * This should only happen with BCACHE_SB_VERSION_BDEV. + * Block/page size is checked for BCACHE_SB_VERSION_CDEV. + */ + pr_info("bcache%i: sb/logical block size (%u) greater than page size (%lu) falling back to device logical block size (%u)\n", + idx, lim.logical_block_size, + PAGE_SIZE, bdev_logical_block_size(cached_bdev)); + + /* This also adjusts physical block size/min io size if needed */ + lim.logical_block_size = bdev_logical_block_size(cached_bdev); + } + + d->disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(d->disk)) goto out_bioset_exit; set_capacity(d->disk, sectors); @@ -949,27 +976,6 @@ static int bcache_device_init(struct bcache_device *d, unsigned int block_size, d->disk->private_data = d; q = d->disk->queue; - q->limits.max_hw_sectors = UINT_MAX; - q->limits.max_sectors = UINT_MAX; - q->limits.max_segment_size = UINT_MAX; - q->limits.max_segments = BIO_MAX_VECS; - blk_queue_max_discard_sectors(q, UINT_MAX); - q->limits.io_min = block_size; - q->limits.logical_block_size = block_size; - q->limits.physical_block_size = block_size; - - if (q->limits.logical_block_size > PAGE_SIZE && cached_bdev) { - /* - * This should only happen with BCACHE_SB_VERSION_BDEV. - * Block/page size is checked for BCACHE_SB_VERSION_CDEV. - */ - pr_info("%s: sb/logical block size (%u) greater than page size (%lu) falling back to device logical block size (%u)\n", - d->disk->disk_name, q->limits.logical_block_size, - PAGE_SIZE, bdev_logical_block_size(cached_bdev)); - - /* This also adjusts physical block size/min io size if needed */ - blk_queue_logical_block_size(q, bdev_logical_block_size(cached_bdev)); - } blk_queue_flag_set(QUEUE_FLAG_NONROT, d->disk->queue); @@ -1369,8 +1375,8 @@ static CLOSURE_CALLBACK(cached_dev_free) if (dc->sb_disk) put_page(virt_to_page(dc->sb_disk)); - if (dc->bdev_handle) - bdev_release(dc->bdev_handle); + if (dc->bdev_file) + fput(dc->bdev_file); wake_up(&unregister_wait); @@ -1416,9 +1422,7 @@ static int cached_dev_init(struct cached_dev *dc, unsigned int block_size) hlist_add_head(&io->hash, dc->io_hash + RECENT_IO); } - dc->disk.stripe_size = q->limits.io_opt >> 9; - - if (dc->disk.stripe_size) + if (bdev_io_opt(dc->bdev)) dc->partial_stripes_expensive = q->limits.raid_partial_stripes_expensive; @@ -1428,9 +1432,6 @@ static int cached_dev_init(struct cached_dev *dc, unsigned int block_size) if (ret) return ret; - blk_queue_io_opt(dc->disk.disk->queue, - max(queue_io_opt(dc->disk.disk->queue), queue_io_opt(q))); - atomic_set(&dc->io_errors, 0); dc->io_disable = false; dc->error_limit = DEFAULT_CACHED_DEV_ERROR_LIMIT; @@ -1445,7 +1446,7 @@ static int cached_dev_init(struct cached_dev *dc, unsigned int block_size) /* Cached device - bcache superblock */ static int register_bdev(struct cache_sb *sb, struct cache_sb_disk *sb_disk, - struct bdev_handle *bdev_handle, + struct file *bdev_file, struct cached_dev *dc) { const char *err = "cannot allocate memory"; @@ -1453,8 +1454,8 @@ static int register_bdev(struct cache_sb *sb, struct cache_sb_disk *sb_disk, int ret = -ENOMEM; memcpy(&dc->sb, sb, sizeof(struct cache_sb)); - dc->bdev_handle = bdev_handle; - dc->bdev = bdev_handle->bdev; + dc->bdev_file = bdev_file; + dc->bdev = file_bdev(bdev_file); dc->sb_disk = sb_disk; if (cached_dev_init(dc, sb->block_size << 9)) @@ -2218,8 +2219,8 @@ void bch_cache_release(struct kobject *kobj) if (ca->sb_disk) put_page(virt_to_page(ca->sb_disk)); - if (ca->bdev_handle) - bdev_release(ca->bdev_handle); + if (ca->bdev_file) + fput(ca->bdev_file); kfree(ca); module_put(THIS_MODULE); @@ -2339,18 +2340,18 @@ err_free: } static int register_cache(struct cache_sb *sb, struct cache_sb_disk *sb_disk, - struct bdev_handle *bdev_handle, + struct file *bdev_file, struct cache *ca) { const char *err = NULL; /* must be set for any error case */ int ret = 0; memcpy(&ca->sb, sb, sizeof(struct cache_sb)); - ca->bdev_handle = bdev_handle; - ca->bdev = bdev_handle->bdev; + ca->bdev_file = bdev_file; + ca->bdev = file_bdev(bdev_file); ca->sb_disk = sb_disk; - if (bdev_max_discard_sectors((bdev_handle->bdev))) + if (bdev_max_discard_sectors(file_bdev(bdev_file))) ca->discard = CACHE_DISCARD(&ca->sb); ret = cache_alloc(ca); @@ -2361,20 +2362,20 @@ static int register_cache(struct cache_sb *sb, struct cache_sb_disk *sb_disk, err = "cache_alloc(): cache device is too small"; else err = "cache_alloc(): unknown error"; - pr_notice("error %pg: %s\n", bdev_handle->bdev, err); + pr_notice("error %pg: %s\n", file_bdev(bdev_file), err); /* * If we failed here, it means ca->kobj is not initialized yet, * kobject_put() won't be called and there is no chance to - * call bdev_release() to bdev in bch_cache_release(). So - * we explicitly call bdev_release() here. + * call fput() to bdev in bch_cache_release(). So + * we explicitly call fput() on the block device here. */ - bdev_release(bdev_handle); + fput(bdev_file); return ret; } - if (kobject_add(&ca->kobj, bdev_kobj(bdev_handle->bdev), "bcache")) { + if (kobject_add(&ca->kobj, bdev_kobj(file_bdev(bdev_file)), "bcache")) { pr_notice("error %pg: error calling kobject_add\n", - bdev_handle->bdev); + file_bdev(bdev_file)); ret = -ENOMEM; goto out; } @@ -2388,7 +2389,7 @@ static int register_cache(struct cache_sb *sb, struct cache_sb_disk *sb_disk, goto out; } - pr_info("registered cache device %pg\n", ca->bdev_handle->bdev); + pr_info("registered cache device %pg\n", file_bdev(ca->bdev_file)); out: kobject_put(&ca->kobj); @@ -2446,7 +2447,7 @@ struct async_reg_args { char *path; struct cache_sb *sb; struct cache_sb_disk *sb_disk; - struct bdev_handle *bdev_handle; + struct file *bdev_file; void *holder; }; @@ -2457,7 +2458,7 @@ static void register_bdev_worker(struct work_struct *work) container_of(work, struct async_reg_args, reg_work.work); mutex_lock(&bch_register_lock); - if (register_bdev(args->sb, args->sb_disk, args->bdev_handle, + if (register_bdev(args->sb, args->sb_disk, args->bdev_file, args->holder) < 0) fail = true; mutex_unlock(&bch_register_lock); @@ -2478,7 +2479,7 @@ static void register_cache_worker(struct work_struct *work) container_of(work, struct async_reg_args, reg_work.work); /* blkdev_put() will be called in bch_cache_release() */ - if (register_cache(args->sb, args->sb_disk, args->bdev_handle, + if (register_cache(args->sb, args->sb_disk, args->bdev_file, args->holder)) fail = true; @@ -2516,7 +2517,7 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr, char *path = NULL; struct cache_sb *sb; struct cache_sb_disk *sb_disk; - struct bdev_handle *bdev_handle, *bdev_handle2; + struct file *bdev_file, *bdev_file2; void *holder = NULL; ssize_t ret; bool async_registration = false; @@ -2549,15 +2550,15 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr, ret = -EINVAL; err = "failed to open device"; - bdev_handle = bdev_open_by_path(strim(path), BLK_OPEN_READ, NULL, NULL); - if (IS_ERR(bdev_handle)) + bdev_file = bdev_file_open_by_path(strim(path), BLK_OPEN_READ, NULL, NULL); + if (IS_ERR(bdev_file)) goto out_free_sb; err = "failed to set blocksize"; - if (set_blocksize(bdev_handle->bdev, 4096)) + if (set_blocksize(file_bdev(bdev_file), 4096)) goto out_blkdev_put; - err = read_super(sb, bdev_handle->bdev, &sb_disk); + err = read_super(sb, file_bdev(bdev_file), &sb_disk); if (err) goto out_blkdev_put; @@ -2569,13 +2570,13 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr, } /* Now reopen in exclusive mode with proper holder */ - bdev_handle2 = bdev_open_by_dev(bdev_handle->bdev->bd_dev, + bdev_file2 = bdev_file_open_by_dev(file_bdev(bdev_file)->bd_dev, BLK_OPEN_READ | BLK_OPEN_WRITE, holder, NULL); - bdev_release(bdev_handle); - bdev_handle = bdev_handle2; - if (IS_ERR(bdev_handle)) { - ret = PTR_ERR(bdev_handle); - bdev_handle = NULL; + fput(bdev_file); + bdev_file = bdev_file2; + if (IS_ERR(bdev_file)) { + ret = PTR_ERR(bdev_file); + bdev_file = NULL; if (ret == -EBUSY) { dev_t dev; @@ -2610,7 +2611,7 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr, args->path = path; args->sb = sb; args->sb_disk = sb_disk; - args->bdev_handle = bdev_handle; + args->bdev_file = bdev_file; args->holder = holder; register_device_async(args); /* No wait and returns to user space */ @@ -2619,14 +2620,14 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr, if (SB_IS_BDEV(sb)) { mutex_lock(&bch_register_lock); - ret = register_bdev(sb, sb_disk, bdev_handle, holder); + ret = register_bdev(sb, sb_disk, bdev_file, holder); mutex_unlock(&bch_register_lock); /* blkdev_put() will be called in cached_dev_free() */ if (ret < 0) goto out_free_sb; } else { /* blkdev_put() will be called in bch_cache_release() */ - ret = register_cache(sb, sb_disk, bdev_handle, holder); + ret = register_cache(sb, sb_disk, bdev_file, holder); if (ret) goto out_free_sb; } @@ -2642,8 +2643,8 @@ out_free_holder: out_put_sb_page: put_page(virt_to_page(sb_disk)); out_blkdev_put: - if (bdev_handle) - bdev_release(bdev_handle); + if (bdev_file) + fput(bdev_file); out_free_sb: kfree(sb); out_free_path: diff --git a/drivers/md/dm-bio-prison-v1.c b/drivers/md/dm-bio-prison-v1.c index 9ab32abe5ed4..bca0f39e15b8 100644 --- a/drivers/md/dm-bio-prison-v1.c +++ b/drivers/md/dm-bio-prison-v1.c @@ -489,5 +489,5 @@ module_init(dm_bio_prison_init); module_exit(dm_bio_prison_exit); MODULE_DESCRIPTION(DM_NAME " bio prison"); -MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 13c65b7e1ed6..098bf526136c 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1292,7 +1292,8 @@ static void dmio_complete(unsigned long error, void *context) } static void use_dmio(struct dm_buffer *b, enum req_op op, sector_t sector, - unsigned int n_sectors, unsigned int offset) + unsigned int n_sectors, unsigned int offset, + unsigned short ioprio) { int r; struct dm_io_request io_req = { @@ -1315,7 +1316,7 @@ static void use_dmio(struct dm_buffer *b, enum req_op op, sector_t sector, io_req.mem.ptr.vma = (char *)b->data + offset; } - r = dm_io(&io_req, 1, ®ion, NULL); + r = dm_io(&io_req, 1, ®ion, NULL, ioprio); if (unlikely(r)) b->end_io(b, errno_to_blk_status(r)); } @@ -1331,7 +1332,8 @@ static void bio_complete(struct bio *bio) } static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector, - unsigned int n_sectors, unsigned int offset) + unsigned int n_sectors, unsigned int offset, + unsigned short ioprio) { struct bio *bio; char *ptr; @@ -1339,13 +1341,14 @@ static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector, bio = bio_kmalloc(1, GFP_NOWAIT | __GFP_NORETRY | __GFP_NOWARN); if (!bio) { - use_dmio(b, op, sector, n_sectors, offset); + use_dmio(b, op, sector, n_sectors, offset, ioprio); return; } bio_init(bio, b->c->bdev, bio->bi_inline_vecs, 1, op); bio->bi_iter.bi_sector = sector; bio->bi_end_io = bio_complete; bio->bi_private = b; + bio->bi_ioprio = ioprio; ptr = (char *)b->data + offset; len = n_sectors << SECTOR_SHIFT; @@ -1368,7 +1371,7 @@ static inline sector_t block_to_sector(struct dm_bufio_client *c, sector_t block return sector; } -static void submit_io(struct dm_buffer *b, enum req_op op, +static void submit_io(struct dm_buffer *b, enum req_op op, unsigned short ioprio, void (*end_io)(struct dm_buffer *, blk_status_t)) { unsigned int n_sectors; @@ -1398,9 +1401,9 @@ static void submit_io(struct dm_buffer *b, enum req_op op, } if (b->data_mode != DATA_MODE_VMALLOC) - use_bio(b, op, sector, n_sectors, offset); + use_bio(b, op, sector, n_sectors, offset, ioprio); else - use_dmio(b, op, sector, n_sectors, offset); + use_dmio(b, op, sector, n_sectors, offset, ioprio); } /* @@ -1456,7 +1459,7 @@ static void __write_dirty_buffer(struct dm_buffer *b, b->write_end = b->dirty_end; if (!write_list) - submit_io(b, REQ_OP_WRITE, write_endio); + submit_io(b, REQ_OP_WRITE, IOPRIO_DEFAULT, write_endio); else list_add_tail(&b->write_list, write_list); } @@ -1470,7 +1473,7 @@ static void __flush_write_list(struct list_head *write_list) struct dm_buffer *b = list_entry(write_list->next, struct dm_buffer, write_list); list_del(&b->write_list); - submit_io(b, REQ_OP_WRITE, write_endio); + submit_io(b, REQ_OP_WRITE, IOPRIO_DEFAULT, write_endio); cond_resched(); } blk_finish_plug(&plug); @@ -1852,7 +1855,8 @@ static void read_endio(struct dm_buffer *b, blk_status_t status) * and uses dm_bufio_mark_buffer_dirty to write new data back). */ static void *new_read(struct dm_bufio_client *c, sector_t block, - enum new_flag nf, struct dm_buffer **bp) + enum new_flag nf, struct dm_buffer **bp, + unsigned short ioprio) { int need_submit = 0; struct dm_buffer *b; @@ -1905,7 +1909,7 @@ static void *new_read(struct dm_bufio_client *c, sector_t block, return NULL; if (need_submit) - submit_io(b, REQ_OP_READ, read_endio); + submit_io(b, REQ_OP_READ, ioprio, read_endio); if (nf != NF_GET) /* we already tested this condition above */ wait_on_bit_io(&b->state, B_READING, TASK_UNINTERRUPTIBLE); @@ -1926,32 +1930,46 @@ static void *new_read(struct dm_bufio_client *c, sector_t block, void *dm_bufio_get(struct dm_bufio_client *c, sector_t block, struct dm_buffer **bp) { - return new_read(c, block, NF_GET, bp); + return new_read(c, block, NF_GET, bp, IOPRIO_DEFAULT); } EXPORT_SYMBOL_GPL(dm_bufio_get); -void *dm_bufio_read(struct dm_bufio_client *c, sector_t block, - struct dm_buffer **bp) +static void *__dm_bufio_read(struct dm_bufio_client *c, sector_t block, + struct dm_buffer **bp, unsigned short ioprio) { if (WARN_ON_ONCE(dm_bufio_in_request())) return ERR_PTR(-EINVAL); - return new_read(c, block, NF_READ, bp); + return new_read(c, block, NF_READ, bp, ioprio); +} + +void *dm_bufio_read(struct dm_bufio_client *c, sector_t block, + struct dm_buffer **bp) +{ + return __dm_bufio_read(c, block, bp, IOPRIO_DEFAULT); } EXPORT_SYMBOL_GPL(dm_bufio_read); +void *dm_bufio_read_with_ioprio(struct dm_bufio_client *c, sector_t block, + struct dm_buffer **bp, unsigned short ioprio) +{ + return __dm_bufio_read(c, block, bp, ioprio); +} +EXPORT_SYMBOL_GPL(dm_bufio_read_with_ioprio); + void *dm_bufio_new(struct dm_bufio_client *c, sector_t block, struct dm_buffer **bp) { if (WARN_ON_ONCE(dm_bufio_in_request())) return ERR_PTR(-EINVAL); - return new_read(c, block, NF_FRESH, bp); + return new_read(c, block, NF_FRESH, bp, IOPRIO_DEFAULT); } EXPORT_SYMBOL_GPL(dm_bufio_new); -void dm_bufio_prefetch(struct dm_bufio_client *c, - sector_t block, unsigned int n_blocks) +static void __dm_bufio_prefetch(struct dm_bufio_client *c, + sector_t block, unsigned int n_blocks, + unsigned short ioprio) { struct blk_plug plug; @@ -1987,7 +2005,7 @@ void dm_bufio_prefetch(struct dm_bufio_client *c, dm_bufio_unlock(c); if (need_submit) - submit_io(b, REQ_OP_READ, read_endio); + submit_io(b, REQ_OP_READ, ioprio, read_endio); dm_bufio_release(b); cond_resched(); @@ -2002,8 +2020,20 @@ void dm_bufio_prefetch(struct dm_bufio_client *c, flush_plug: blk_finish_plug(&plug); } + +void dm_bufio_prefetch(struct dm_bufio_client *c, sector_t block, unsigned int n_blocks) +{ + return __dm_bufio_prefetch(c, block, n_blocks, IOPRIO_DEFAULT); +} EXPORT_SYMBOL_GPL(dm_bufio_prefetch); +void dm_bufio_prefetch_with_ioprio(struct dm_bufio_client *c, sector_t block, + unsigned int n_blocks, unsigned short ioprio) +{ + return __dm_bufio_prefetch(c, block, n_blocks, ioprio); +} +EXPORT_SYMBOL_GPL(dm_bufio_prefetch_with_ioprio); + void dm_bufio_release(struct dm_buffer *b) { struct dm_bufio_client *c = b->c; @@ -2167,7 +2197,7 @@ int dm_bufio_issue_flush(struct dm_bufio_client *c) if (WARN_ON_ONCE(dm_bufio_in_request())) return -EINVAL; - return dm_io(&io_req, 1, &io_reg, NULL); + return dm_io(&io_req, 1, &io_reg, NULL, IOPRIO_DEFAULT); } EXPORT_SYMBOL_GPL(dm_bufio_issue_flush); @@ -2191,7 +2221,7 @@ int dm_bufio_issue_discard(struct dm_bufio_client *c, sector_t block, sector_t c if (WARN_ON_ONCE(dm_bufio_in_request())) return -EINVAL; /* discards are optional */ - return dm_io(&io_req, 1, &io_reg, NULL); + return dm_io(&io_req, 1, &io_reg, NULL, IOPRIO_DEFAULT); } EXPORT_SYMBOL_GPL(dm_bufio_issue_discard); @@ -2968,6 +2998,6 @@ MODULE_PARM_DESC(allocated_vmalloc_bytes, "Memory allocated with vmalloc"); module_param_named(current_allocated_bytes, dm_bufio_current_allocated, ulong, 0444); MODULE_PARM_DESC(current_allocated_bytes, "Memory currently used by the cache"); -MODULE_AUTHOR("Mikulas Patocka <dm-devel@redhat.com>"); +MODULE_AUTHOR("Mikulas Patocka <dm-devel@lists.linux.dev>"); MODULE_DESCRIPTION(DM_NAME " buffered I/O library"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c index 8bd2ad743d9a..2ed894155cab 100644 --- a/drivers/md/dm-cache-policy-smq.c +++ b/drivers/md/dm-cache-policy-smq.c @@ -1947,7 +1947,7 @@ static void __exit smq_exit(void) module_init(smq_init); module_exit(smq_exit); -MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("smq cache policy"); diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index f745f8508243..9a74c6316c5d 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -53,15 +53,17 @@ struct convert_context { struct completion restart; struct bio *bio_in; - struct bio *bio_out; struct bvec_iter iter_in; + struct bio *bio_out; struct bvec_iter iter_out; - u64 cc_sector; atomic_t cc_pending; + u64 cc_sector; union { struct skcipher_request *req; struct aead_request *req_aead; } r; + bool aead_recheck; + bool aead_failed; }; @@ -82,6 +84,8 @@ struct dm_crypt_io { blk_status_t error; sector_t sector; + struct bvec_iter saved_bi_iter; + struct rb_node rb_node; } CRYPTO_MINALIGN_ATTR; @@ -1370,10 +1374,13 @@ static int crypt_convert_block_aead(struct crypt_config *cc, if (r == -EBADMSG) { sector_t s = le64_to_cpu(*sector); - DMERR_LIMIT("%pg: INTEGRITY AEAD ERROR, sector %llu", - ctx->bio_in->bi_bdev, s); - dm_audit_log_bio(DM_MSG_PREFIX, "integrity-aead", - ctx->bio_in, s, 0); + ctx->aead_failed = true; + if (ctx->aead_recheck) { + DMERR_LIMIT("%pg: INTEGRITY AEAD ERROR, sector %llu", + ctx->bio_in->bi_bdev, s); + dm_audit_log_bio(DM_MSG_PREFIX, "integrity-aead", + ctx->bio_in, s, 0); + } } if (!r && cc->iv_gen_ops && cc->iv_gen_ops->post) @@ -1681,6 +1688,7 @@ retry: GFP_NOIO, &cc->bs); clone->bi_private = io; clone->bi_end_io = crypt_endio; + clone->bi_ioprio = io->base_bio->bi_ioprio; remaining_size = size; @@ -1757,6 +1765,8 @@ static void crypt_io_init(struct dm_crypt_io *io, struct crypt_config *cc, io->base_bio = bio; io->sector = sector; io->error = 0; + io->ctx.aead_recheck = false; + io->ctx.aead_failed = false; io->ctx.r.req = NULL; io->integrity_metadata = NULL; io->integrity_metadata_from_pool = false; @@ -1768,6 +1778,8 @@ static void crypt_inc_pending(struct dm_crypt_io *io) atomic_inc(&io->io_pending); } +static void kcryptd_queue_read(struct dm_crypt_io *io); + /* * One of the bios was finished. Check for completion of * the whole request and correctly clean up the buffer. @@ -1781,6 +1793,15 @@ static void crypt_dec_pending(struct dm_crypt_io *io) if (!atomic_dec_and_test(&io->io_pending)) return; + if (likely(!io->ctx.aead_recheck) && unlikely(io->ctx.aead_failed) && + cc->on_disk_tag_size && bio_data_dir(base_bio) == READ) { + io->ctx.aead_recheck = true; + io->ctx.aead_failed = false; + io->error = 0; + kcryptd_queue_read(io); + return; + } + if (io->ctx.r.req) crypt_free_req(cc, io->ctx.r.req, base_bio); @@ -1816,15 +1837,19 @@ static void crypt_endio(struct bio *clone) struct dm_crypt_io *io = clone->bi_private; struct crypt_config *cc = io->cc; unsigned int rw = bio_data_dir(clone); - blk_status_t error; + blk_status_t error = clone->bi_status; + + if (io->ctx.aead_recheck && !error) { + kcryptd_queue_crypt(io); + return; + } /* * free the processed pages */ - if (rw == WRITE) + if (rw == WRITE || io->ctx.aead_recheck) crypt_free_buffer_pages(cc, clone); - error = clone->bi_status; bio_put(clone); if (rw == READ && !error) { @@ -1845,6 +1870,22 @@ static int kcryptd_io_read(struct dm_crypt_io *io, gfp_t gfp) struct crypt_config *cc = io->cc; struct bio *clone; + if (io->ctx.aead_recheck) { + if (!(gfp & __GFP_DIRECT_RECLAIM)) + return 1; + crypt_inc_pending(io); + clone = crypt_alloc_buffer(io, io->base_bio->bi_iter.bi_size); + if (unlikely(!clone)) { + crypt_dec_pending(io); + return 1; + } + clone->bi_iter.bi_sector = cc->start + io->sector; + crypt_convert_init(cc, &io->ctx, clone, clone, io->sector); + io->saved_bi_iter = clone->bi_iter; + dm_submit_bio_remap(io->base_bio, clone); + return 0; + } + /* * We need the original biovec array in order to decrypt the whole bio * data *afterwards* -- thanks to immutable biovecs we don't need to @@ -1924,7 +1965,6 @@ continue_locked: schedule(); - set_current_state(TASK_RUNNING); spin_lock_irq(&cc->write_thread_lock); goto continue_locked; @@ -2071,6 +2111,12 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io) io->ctx.bio_out = clone; io->ctx.iter_out = clone->bi_iter; + if (crypt_integrity_aead(cc)) { + bio_copy_data(clone, io->base_bio); + io->ctx.bio_in = clone; + io->ctx.iter_in = clone->bi_iter; + } + sector += bio_sectors(clone); crypt_inc_pending(io); @@ -2107,6 +2153,14 @@ dec: static void kcryptd_crypt_read_done(struct dm_crypt_io *io) { + if (io->ctx.aead_recheck) { + if (!io->error) { + io->ctx.bio_in->bi_iter = io->saved_bi_iter; + bio_copy_data(io->base_bio, io->ctx.bio_in); + } + crypt_free_buffer_pages(io->cc, io->ctx.bio_in); + bio_put(io->ctx.bio_in); + } crypt_dec_pending(io); } @@ -2136,11 +2190,17 @@ static void kcryptd_crypt_read_convert(struct dm_crypt_io *io) crypt_inc_pending(io); - crypt_convert_init(cc, &io->ctx, io->base_bio, io->base_bio, - io->sector); + if (io->ctx.aead_recheck) { + io->ctx.cc_sector = io->sector + cc->iv_offset; + r = crypt_convert(cc, &io->ctx, + test_bit(DM_CRYPT_NO_READ_WORKQUEUE, &cc->flags), true); + } else { + crypt_convert_init(cc, &io->ctx, io->base_bio, io->base_bio, + io->sector); - r = crypt_convert(cc, &io->ctx, - test_bit(DM_CRYPT_NO_READ_WORKQUEUE, &cc->flags), true); + r = crypt_convert(cc, &io->ctx, + test_bit(DM_CRYPT_NO_READ_WORKQUEUE, &cc->flags), true); + } /* * Crypto API backlogged the request, because its queue was full * and we're in softirq context, so continue from a workqueue @@ -2182,10 +2242,13 @@ static void kcryptd_async_done(void *data, int error) if (error == -EBADMSG) { sector_t s = le64_to_cpu(*org_sector_of_dmreq(cc, dmreq)); - DMERR_LIMIT("%pg: INTEGRITY AEAD ERROR, sector %llu", - ctx->bio_in->bi_bdev, s); - dm_audit_log_bio(DM_MSG_PREFIX, "integrity-aead", - ctx->bio_in, s, 0); + ctx->aead_failed = true; + if (ctx->aead_recheck) { + DMERR_LIMIT("%pg: INTEGRITY AEAD ERROR, sector %llu", + ctx->bio_in->bi_bdev, s); + dm_audit_log_bio(DM_MSG_PREFIX, "integrity-aead", + ctx->bio_in, s, 0); + } io->error = BLK_STS_PROTECTION; } else if (error < 0) io->error = BLK_STS_IOERR; @@ -2233,7 +2296,11 @@ static void kcryptd_queue_crypt(struct dm_crypt_io *io) * irqs_disabled(): the kernel may run some IO completion from the idle thread, but * it is being executed with irqs disabled. */ - if (!(in_hardirq() || irqs_disabled())) { + if (in_hardirq() || irqs_disabled()) { + INIT_WORK(&io->work, kcryptd_crypt); + queue_work(system_bh_wq, &io->work); + return; + } else { kcryptd_crypt(&io->work); return; } @@ -3110,7 +3177,7 @@ static int crypt_ctr_optional(struct dm_target *ti, unsigned int argc, char **ar sval = strchr(opt_string + strlen("integrity:"), ':') + 1; if (!strcasecmp(sval, "aead")) { set_bit(CRYPT_MODE_INTEGRITY_AEAD, &cc->cipher_flags); - } else if (strcasecmp(sval, "none")) { + } else if (strcasecmp(sval, "none")) { ti->error = "Unknown integrity profile"; return -EINVAL; } @@ -3639,7 +3706,7 @@ static void crypt_io_hints(struct dm_target *ti, struct queue_limits *limits) static struct target_type crypt_target = { .name = "crypt", - .version = {1, 24, 0}, + .version = {1, 25, 0}, .module = THIS_MODULE, .ctr = crypt_ctr, .dtr = crypt_dtr, diff --git a/drivers/md/dm-dust.c b/drivers/md/dm-dust.c index 12a377e06d02..1a33820c9f46 100644 --- a/drivers/md/dm-dust.c +++ b/drivers/md/dm-dust.c @@ -573,5 +573,5 @@ static struct target_type dust_target = { module_dm(dust); MODULE_DESCRIPTION(DM_NAME " dust test target"); -MODULE_AUTHOR("Bryan Gurney <dm-devel@redhat.com>"); +MODULE_AUTHOR("Bryan Gurney <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-ebs-target.c b/drivers/md/dm-ebs-target.c index 435b45201f4d..b70d4016c2ac 100644 --- a/drivers/md/dm-ebs-target.c +++ b/drivers/md/dm-ebs-target.c @@ -454,6 +454,6 @@ static struct target_type ebs_target = { }; module_dm(ebs); -MODULE_AUTHOR("Heinz Mauelshagen <dm-devel@redhat.com>"); +MODULE_AUTHOR("Heinz Mauelshagen <dm-devel@lists.linux.dev>"); MODULE_DESCRIPTION(DM_NAME " emulated block size target"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c index 7916ed9f10e8..731467d4ed10 100644 --- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -690,5 +690,5 @@ static struct target_type flakey_target = { module_dm(flakey); MODULE_DESCRIPTION(DM_NAME " flakey target"); -MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index c5f03aab4552..d822ab2f739b 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -278,6 +278,8 @@ struct dm_integrity_c { atomic64_t number_of_mismatches; + mempool_t recheck_pool; + struct notifier_block reboot_notifier; }; @@ -553,7 +555,7 @@ static int sync_rw_sb(struct dm_integrity_c *ic, blk_opf_t opf) } } - r = dm_io(&io_req, 1, &io_loc, NULL); + r = dm_io(&io_req, 1, &io_loc, NULL, IOPRIO_DEFAULT); if (unlikely(r)) return r; @@ -1071,7 +1073,7 @@ static void rw_journal_sectors(struct dm_integrity_c *ic, blk_opf_t opf, io_loc.sector = ic->start + SB_SECTORS + sector; io_loc.count = n_sectors; - r = dm_io(&io_req, 1, &io_loc, NULL); + r = dm_io(&io_req, 1, &io_loc, NULL, IOPRIO_DEFAULT); if (unlikely(r)) { dm_integrity_io_error(ic, (opf & REQ_OP_MASK) == REQ_OP_READ ? "reading journal" : "writing journal", r); @@ -1188,7 +1190,7 @@ static void copy_from_journal(struct dm_integrity_c *ic, unsigned int section, u io_loc.sector = target; io_loc.count = n_sectors; - r = dm_io(&io_req, 1, &io_loc, NULL); + r = dm_io(&io_req, 1, &io_loc, NULL, IOPRIO_DEFAULT); if (unlikely(r)) { WARN_ONCE(1, "asynchronous dm_io failed: %d", r); fn(-1UL, data); @@ -1517,7 +1519,7 @@ static void dm_integrity_flush_buffers(struct dm_integrity_c *ic, bool flush_dat fr.io_reg.count = 0, fr.ic = ic; init_completion(&fr.comp); - r = dm_io(&fr.io_req, 1, &fr.io_reg, NULL); + r = dm_io(&fr.io_req, 1, &fr.io_reg, NULL, IOPRIO_DEFAULT); BUG_ON(r); } @@ -1689,6 +1691,77 @@ failed: get_random_bytes(result, ic->tag_size); } +static noinline void integrity_recheck(struct dm_integrity_io *dio, char *checksum) +{ + struct bio *bio = dm_bio_from_per_bio_data(dio, sizeof(struct dm_integrity_io)); + struct dm_integrity_c *ic = dio->ic; + struct bvec_iter iter; + struct bio_vec bv; + sector_t sector, logical_sector, area, offset; + struct page *page; + void *buffer; + + get_area_and_offset(ic, dio->range.logical_sector, &area, &offset); + dio->metadata_block = get_metadata_sector_and_offset(ic, area, offset, + &dio->metadata_offset); + sector = get_data_sector(ic, area, offset); + logical_sector = dio->range.logical_sector; + + page = mempool_alloc(&ic->recheck_pool, GFP_NOIO); + buffer = page_to_virt(page); + + __bio_for_each_segment(bv, bio, iter, dio->bio_details.bi_iter) { + unsigned pos = 0; + + do { + char *mem; + int r; + struct dm_io_request io_req; + struct dm_io_region io_loc; + io_req.bi_opf = REQ_OP_READ; + io_req.mem.type = DM_IO_KMEM; + io_req.mem.ptr.addr = buffer; + io_req.notify.fn = NULL; + io_req.client = ic->io; + io_loc.bdev = ic->dev->bdev; + io_loc.sector = sector; + io_loc.count = ic->sectors_per_block; + + r = dm_io(&io_req, 1, &io_loc, NULL, IOPRIO_DEFAULT); + if (unlikely(r)) { + dio->bi_status = errno_to_blk_status(r); + goto free_ret; + } + + integrity_sector_checksum(ic, logical_sector, buffer, checksum); + r = dm_integrity_rw_tag(ic, checksum, &dio->metadata_block, + &dio->metadata_offset, ic->tag_size, TAG_CMP); + if (r) { + if (r > 0) { + DMERR_LIMIT("%pg: Checksum failed at sector 0x%llx", + bio->bi_bdev, logical_sector); + atomic64_inc(&ic->number_of_mismatches); + dm_audit_log_bio(DM_MSG_PREFIX, "integrity-checksum", + bio, logical_sector, 0); + r = -EILSEQ; + } + dio->bi_status = errno_to_blk_status(r); + goto free_ret; + } + + mem = bvec_kmap_local(&bv); + memcpy(mem + pos, buffer, ic->sectors_per_block << SECTOR_SHIFT); + kunmap_local(mem); + + pos += ic->sectors_per_block << SECTOR_SHIFT; + sector += ic->sectors_per_block; + logical_sector += ic->sectors_per_block; + } while (pos < bv.bv_len); + } +free_ret: + mempool_free(page, &ic->recheck_pool); +} + static void integrity_metadata(struct work_struct *w) { struct dm_integrity_io *dio = container_of(w, struct dm_integrity_io, work); @@ -1776,15 +1849,8 @@ again: checksums_ptr - checksums, dio->op == REQ_OP_READ ? TAG_CMP : TAG_WRITE); if (unlikely(r)) { if (r > 0) { - sector_t s; - - s = sector - ((r + ic->tag_size - 1) / ic->tag_size); - DMERR_LIMIT("%pg: Checksum failed at sector 0x%llx", - bio->bi_bdev, s); - r = -EILSEQ; - atomic64_inc(&ic->number_of_mismatches); - dm_audit_log_bio(DM_MSG_PREFIX, "integrity-checksum", - bio, s, 0); + integrity_recheck(dio, checksums); + goto skip_io; } if (likely(checksums != checksums_onstack)) kfree(checksums); @@ -2740,7 +2806,7 @@ next_chunk: io_loc.sector = get_data_sector(ic, area, offset); io_loc.count = n_sectors; - r = dm_io(&io_req, 1, &io_loc, NULL); + r = dm_io(&io_req, 1, &io_loc, NULL, IOPRIO_DEFAULT); if (unlikely(r)) { dm_integrity_io_error(ic, "reading data", r); goto err; @@ -3419,6 +3485,7 @@ static void dm_integrity_io_hints(struct dm_target *ti, struct queue_limits *lim blk_limits_io_min(limits, ic->sectors_per_block << SECTOR_SHIFT); limits->dma_alignment = limits->logical_block_size - 1; } + limits->max_integrity_segments = USHRT_MAX; } static void calculate_journal_section_size(struct dm_integrity_c *ic) @@ -3586,7 +3653,6 @@ static void dm_integrity_set(struct dm_target *ti, struct dm_integrity_c *ic) bi.interval_exp = ic->sb->log2_sectors_per_block + SECTOR_SHIFT; blk_integrity_register(disk, &bi); - blk_queue_max_integrity_segments(disk->queue, UINT_MAX); } static void dm_integrity_free_page_list(struct page_list *pl) @@ -4261,6 +4327,12 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned int argc, char **argv goto bad; } + r = mempool_init_page_pool(&ic->recheck_pool, 1, 0); + if (r) { + ti->error = "Cannot allocate mempool"; + goto bad; + } + ic->metadata_wq = alloc_workqueue("dm-integrity-metadata", WQ_MEM_RECLAIM, METADATA_WORKQUEUE_MAX_ACTIVE); if (!ic->metadata_wq) { @@ -4609,6 +4681,7 @@ static void dm_integrity_dtr(struct dm_target *ti) kvfree(ic->bbs); if (ic->bufio) dm_bufio_client_destroy(ic->bufio); + mempool_exit(&ic->recheck_pool); mempool_exit(&ic->journal_io_mempool); if (ic->io) dm_io_client_destroy(ic->io); @@ -4661,7 +4734,7 @@ static void dm_integrity_dtr(struct dm_target *ti) static struct target_type integrity_target = { .name = "integrity", - .version = {1, 10, 0}, + .version = {1, 11, 0}, .module = THIS_MODULE, .features = DM_TARGET_SINGLETON | DM_TARGET_INTEGRITY, .ctr = dm_integrity_ctr, diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c index f053ce245814..7409490259d1 100644 --- a/drivers/md/dm-io.c +++ b/drivers/md/dm-io.c @@ -305,7 +305,7 @@ static void km_dp_init(struct dpages *dp, void *data) */ static void do_region(const blk_opf_t opf, unsigned int region, struct dm_io_region *where, struct dpages *dp, - struct io *io) + struct io *io, unsigned short ioprio) { struct bio *bio; struct page *page; @@ -354,6 +354,7 @@ static void do_region(const blk_opf_t opf, unsigned int region, &io->client->bios); bio->bi_iter.bi_sector = where->sector + (where->count - remaining); bio->bi_end_io = endio; + bio->bi_ioprio = ioprio; store_io_and_region_in_bio(bio, io, region); if (op == REQ_OP_DISCARD || op == REQ_OP_WRITE_ZEROES) { @@ -383,7 +384,7 @@ static void do_region(const blk_opf_t opf, unsigned int region, static void dispatch_io(blk_opf_t opf, unsigned int num_regions, struct dm_io_region *where, struct dpages *dp, - struct io *io, int sync) + struct io *io, int sync, unsigned short ioprio) { int i; struct dpages old_pages = *dp; @@ -400,7 +401,7 @@ static void dispatch_io(blk_opf_t opf, unsigned int num_regions, for (i = 0; i < num_regions; i++) { *dp = old_pages; if (where[i].count || (opf & REQ_PREFLUSH)) - do_region(opf, i, where + i, dp, io); + do_region(opf, i, where + i, dp, io, ioprio); } /* @@ -425,7 +426,7 @@ static void sync_io_complete(unsigned long error, void *context) static int sync_io(struct dm_io_client *client, unsigned int num_regions, struct dm_io_region *where, blk_opf_t opf, struct dpages *dp, - unsigned long *error_bits) + unsigned long *error_bits, unsigned short ioprio) { struct io *io; struct sync_io sio; @@ -447,7 +448,7 @@ static int sync_io(struct dm_io_client *client, unsigned int num_regions, io->vma_invalidate_address = dp->vma_invalidate_address; io->vma_invalidate_size = dp->vma_invalidate_size; - dispatch_io(opf, num_regions, where, dp, io, 1); + dispatch_io(opf, num_regions, where, dp, io, 1, ioprio); wait_for_completion_io(&sio.wait); @@ -459,7 +460,8 @@ static int sync_io(struct dm_io_client *client, unsigned int num_regions, static int async_io(struct dm_io_client *client, unsigned int num_regions, struct dm_io_region *where, blk_opf_t opf, - struct dpages *dp, io_notify_fn fn, void *context) + struct dpages *dp, io_notify_fn fn, void *context, + unsigned short ioprio) { struct io *io; @@ -479,7 +481,7 @@ static int async_io(struct dm_io_client *client, unsigned int num_regions, io->vma_invalidate_address = dp->vma_invalidate_address; io->vma_invalidate_size = dp->vma_invalidate_size; - dispatch_io(opf, num_regions, where, dp, io, 0); + dispatch_io(opf, num_regions, where, dp, io, 0, ioprio); return 0; } @@ -521,7 +523,8 @@ static int dp_init(struct dm_io_request *io_req, struct dpages *dp, } int dm_io(struct dm_io_request *io_req, unsigned int num_regions, - struct dm_io_region *where, unsigned long *sync_error_bits) + struct dm_io_region *where, unsigned long *sync_error_bits, + unsigned short ioprio) { int r; struct dpages dp; @@ -532,11 +535,11 @@ int dm_io(struct dm_io_request *io_req, unsigned int num_regions, if (!io_req->notify.fn) return sync_io(io_req->client, num_regions, where, - io_req->bi_opf, &dp, sync_error_bits); + io_req->bi_opf, &dp, sync_error_bits, ioprio); return async_io(io_req->client, num_regions, where, io_req->bi_opf, &dp, io_req->notify.fn, - io_req->notify.context); + io_req->notify.context, ioprio); } EXPORT_SYMBOL(dm_io); diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 3b1ad7127cb8..c2c07bfa6471 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -25,7 +25,7 @@ #include <linux/ima.h> #define DM_MSG_PREFIX "ioctl" -#define DM_DRIVER_EMAIL "dm-devel@redhat.com" +#define DM_DRIVER_EMAIL "dm-devel@lists.linux.dev" struct dm_file { /* diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c index 36bcfdccae04..6ea75436a433 100644 --- a/drivers/md/dm-kcopyd.c +++ b/drivers/md/dm-kcopyd.c @@ -578,9 +578,9 @@ static int run_io_job(struct kcopyd_job *job) io_job_start(job->kc->throttle); if (job->op == REQ_OP_READ) - r = dm_io(&io_req, 1, &job->source, NULL); + r = dm_io(&io_req, 1, &job->source, NULL, IOPRIO_DEFAULT); else - r = dm_io(&io_req, job->num_dests, job->dests, NULL); + r = dm_io(&io_req, job->num_dests, job->dests, NULL, IOPRIO_DEFAULT); return r; } diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c index 7e4f27e86150..9fbb4b48fb2b 100644 --- a/drivers/md/dm-log-userspace-base.c +++ b/drivers/md/dm-log-userspace-base.c @@ -926,5 +926,5 @@ module_init(userspace_dirty_log_init); module_exit(userspace_dirty_log_exit); MODULE_DESCRIPTION(DM_NAME " userspace dirty log link"); -MODULE_AUTHOR("Jonathan Brassow <dm-devel@redhat.com>"); +MODULE_AUTHOR("Jonathan Brassow <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c index f9f84236dfcd..9d85d045f9d9 100644 --- a/drivers/md/dm-log.c +++ b/drivers/md/dm-log.c @@ -300,7 +300,7 @@ static int rw_header(struct log_c *lc, enum req_op op) { lc->io_req.bi_opf = op; - return dm_io(&lc->io_req, 1, &lc->header_location, NULL); + return dm_io(&lc->io_req, 1, &lc->header_location, NULL, IOPRIO_DEFAULT); } static int flush_header(struct log_c *lc) @@ -313,7 +313,7 @@ static int flush_header(struct log_c *lc) lc->io_req.bi_opf = REQ_OP_WRITE | REQ_PREFLUSH; - return dm_io(&lc->io_req, 1, &null_location, NULL); + return dm_io(&lc->io_req, 1, &null_location, NULL, IOPRIO_DEFAULT); } static int read_header(struct log_c *log) @@ -908,5 +908,5 @@ module_init(dm_dirty_log_init); module_exit(dm_dirty_log_exit); MODULE_DESCRIPTION(DM_NAME " dirty region log"); -MODULE_AUTHOR("Joe Thornber, Heinz Mauelshagen <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber, Heinz Mauelshagen <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index bea3cda9938e..05d1328d1811 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -2266,5 +2266,5 @@ module_param_named(queue_if_no_path_timeout_secs, queue_if_no_path_timeout_secs, MODULE_PARM_DESC(queue_if_no_path_timeout_secs, "No available paths queue IO timeout in seconds"); MODULE_DESCRIPTION(DM_NAME " multipath target"); -MODULE_AUTHOR("Sistina Software <dm-devel@redhat.com>"); +MODULE_AUTHOR("Sistina Software <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-ps-round-robin.c b/drivers/md/dm-ps-round-robin.c index 0f04b673597a..d1745b123dc1 100644 --- a/drivers/md/dm-ps-round-robin.c +++ b/drivers/md/dm-ps-round-robin.c @@ -240,5 +240,5 @@ module_init(dm_rr_init); module_exit(dm_rr_exit); MODULE_DESCRIPTION(DM_NAME " round-robin multipath path selector"); -MODULE_AUTHOR("Sistina Software <dm-devel@redhat.com>"); +MODULE_AUTHOR("Sistina Software <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index eb009d6bb03a..abe88d1e6735 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -213,6 +213,7 @@ struct raid_dev { #define RT_FLAG_RS_IN_SYNC 6 #define RT_FLAG_RS_RESYNCING 7 #define RT_FLAG_RS_GROW 8 +#define RT_FLAG_RS_FROZEN 9 /* Array elements of 64 bit needed for rebuild/failed disk bits */ #define DISKS_ARRAY_ELEMS ((MAX_RAID_DEVICES + (sizeof(uint64_t) * 8 - 1)) / sizeof(uint64_t) / 8) @@ -3240,11 +3241,12 @@ size_check: rs->md.ro = 1; rs->md.in_sync = 1; - /* Keep array frozen until resume. */ - set_bit(MD_RECOVERY_FROZEN, &rs->md.recovery); - /* Has to be held on running the array */ mddev_suspend_and_lock_nointr(&rs->md); + + /* Keep array frozen until resume. */ + md_frozen_sync_thread(&rs->md); + r = md_run(&rs->md); rs->md.in_sync = 0; /* Assume already marked dirty */ if (r) { @@ -3329,17 +3331,18 @@ static int raid_map(struct dm_target *ti, struct bio *bio) struct mddev *mddev = &rs->md; /* - * If we're reshaping to add disk(s)), ti->len and + * If we're reshaping to add disk(s), ti->len and * mddev->array_sectors will differ during the process * (ti->len > mddev->array_sectors), so we have to requeue * bios with addresses > mddev->array_sectors here or * there will occur accesses past EOD of the component * data images thus erroring the raid set. */ - if (unlikely(bio_end_sector(bio) > mddev->array_sectors)) + if (unlikely(bio_has_data(bio) && bio_end_sector(bio) > mddev->array_sectors)) return DM_MAPIO_REQUEUE; - md_handle_request(mddev, bio); + if (unlikely(!md_handle_request(mddev, bio))) + return DM_MAPIO_REQUEUE; return DM_MAPIO_SUBMITTED; } @@ -3718,21 +3721,33 @@ static int raid_message(struct dm_target *ti, unsigned int argc, char **argv, { struct raid_set *rs = ti->private; struct mddev *mddev = &rs->md; + int ret = 0; if (!mddev->pers || !mddev->pers->sync_request) return -EINVAL; - if (!strcasecmp(argv[0], "frozen")) - set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); - else - clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); + if (test_bit(RT_FLAG_RS_SUSPENDED, &rs->runtime_flags) || + test_bit(RT_FLAG_RS_FROZEN, &rs->runtime_flags)) + return -EBUSY; - if (!strcasecmp(argv[0], "idle") || !strcasecmp(argv[0], "frozen")) { - if (mddev->sync_thread) { - set_bit(MD_RECOVERY_INTR, &mddev->recovery); - md_reap_sync_thread(mddev); - } - } else if (decipher_sync_action(mddev, mddev->recovery) != st_idle) + if (!strcasecmp(argv[0], "frozen")) { + ret = mddev_lock(mddev); + if (ret) + return ret; + + md_frozen_sync_thread(mddev); + mddev_unlock(mddev); + } else if (!strcasecmp(argv[0], "idle")) { + ret = mddev_lock(mddev); + if (ret) + return ret; + + md_idle_sync_thread(mddev); + mddev_unlock(mddev); + } + + clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); + if (decipher_sync_action(mddev, mddev->recovery) != st_idle) return -EBUSY; else if (!strcasecmp(argv[0], "resync")) ; /* MD_RECOVERY_NEEDED set below */ @@ -3791,15 +3806,46 @@ static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits) blk_limits_io_opt(limits, chunk_size_bytes * mddev_data_stripes(rs)); } +static void raid_presuspend(struct dm_target *ti) +{ + struct raid_set *rs = ti->private; + struct mddev *mddev = &rs->md; + + /* + * From now on, disallow raid_message() to change sync_thread until + * resume, raid_postsuspend() is too late. + */ + set_bit(RT_FLAG_RS_FROZEN, &rs->runtime_flags); + + if (!reshape_interrupted(mddev)) + return; + + /* + * For raid456, if reshape is interrupted, IO across reshape position + * will never make progress, while caller will wait for IO to be done. + * Inform raid456 to handle those IO to prevent deadlock. + */ + if (mddev->pers && mddev->pers->prepare_suspend) + mddev->pers->prepare_suspend(mddev); +} + +static void raid_presuspend_undo(struct dm_target *ti) +{ + struct raid_set *rs = ti->private; + + clear_bit(RT_FLAG_RS_FROZEN, &rs->runtime_flags); +} + static void raid_postsuspend(struct dm_target *ti) { struct raid_set *rs = ti->private; if (!test_and_set_bit(RT_FLAG_RS_SUSPENDED, &rs->runtime_flags)) { - /* Writes have to be stopped before suspending to avoid deadlocks. */ - if (!test_bit(MD_RECOVERY_FROZEN, &rs->md.recovery)) - md_stop_writes(&rs->md); - + /* + * sync_thread must be stopped during suspend, and writes have + * to be stopped before suspending to avoid deadlocks. + */ + md_stop_writes(&rs->md); mddev_suspend(&rs->md, false); } } @@ -4012,8 +4058,6 @@ static int raid_preresume(struct dm_target *ti) } /* Check for any resize/reshape on @rs and adjust/initiate */ - /* Be prepared for mddev_resume() in raid_resume() */ - set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); if (mddev->recovery_cp && mddev->recovery_cp < MaxSector) { set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); mddev->resync_min = mddev->recovery_cp; @@ -4047,7 +4091,9 @@ static void raid_resume(struct dm_target *ti) * Take this opportunity to check whether any failed * devices are reachable again. */ + mddev_lock_nointr(mddev); attempt_restore_of_faulty_devices(rs); + mddev_unlock(mddev); } if (test_and_clear_bit(RT_FLAG_RS_SUSPENDED, &rs->runtime_flags)) { @@ -4055,10 +4101,13 @@ static void raid_resume(struct dm_target *ti) if (mddev->delta_disks < 0) rs_set_capacity(rs); + WARN_ON_ONCE(!test_bit(MD_RECOVERY_FROZEN, &mddev->recovery)); + WARN_ON_ONCE(test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)); + clear_bit(RT_FLAG_RS_FROZEN, &rs->runtime_flags); mddev_lock_nointr(mddev); - clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); mddev->ro = 0; mddev->in_sync = 0; + md_unfrozen_sync_thread(mddev); mddev_unlock_and_resume(mddev); } } @@ -4074,6 +4123,8 @@ static struct target_type raid_target = { .message = raid_message, .iterate_devices = raid_iterate_devices, .io_hints = raid_io_hints, + .presuspend = raid_presuspend, + .presuspend_undo = raid_presuspend_undo, .postsuspend = raid_postsuspend, .preresume = raid_preresume, .resume = raid_resume, @@ -4091,6 +4142,6 @@ MODULE_ALIAS("dm-raid10"); MODULE_ALIAS("dm-raid4"); MODULE_ALIAS("dm-raid5"); MODULE_ALIAS("dm-raid6"); -MODULE_AUTHOR("Neil Brown <dm-devel@redhat.com>"); -MODULE_AUTHOR("Heinz Mauelshagen <dm-devel@redhat.com>"); +MODULE_AUTHOR("Neil Brown <dm-devel@lists.linux.dev>"); +MODULE_AUTHOR("Heinz Mauelshagen <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index ddcb2bc4a617..9511dae5b556 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -278,7 +278,7 @@ static int mirror_flush(struct dm_target *ti) } error_bits = -1; - dm_io(&io_req, ms->nr_mirrors, io, &error_bits); + dm_io(&io_req, ms->nr_mirrors, io, &error_bits, IOPRIO_DEFAULT); if (unlikely(error_bits != 0)) { for (i = 0; i < ms->nr_mirrors; i++) if (test_bit(i, &error_bits)) @@ -554,7 +554,7 @@ static void read_async_bio(struct mirror *m, struct bio *bio) map_region(&io, m, bio); bio_set_m(bio, m); - BUG_ON(dm_io(&io_req, 1, &io, NULL)); + BUG_ON(dm_io(&io_req, 1, &io, NULL, IOPRIO_DEFAULT)); } static inline int region_in_sync(struct mirror_set *ms, region_t region, @@ -681,7 +681,7 @@ static void do_write(struct mirror_set *ms, struct bio *bio) */ bio_set_m(bio, get_default_mirror(ms)); - BUG_ON(dm_io(&io_req, ms->nr_mirrors, io, NULL)); + BUG_ON(dm_io(&io_req, ms->nr_mirrors, io, NULL, IOPRIO_DEFAULT)); } static void do_writes(struct mirror_set *ms, struct bio_list *writes) diff --git a/drivers/md/dm-region-hash.c b/drivers/md/dm-region-hash.c index 852cfa37d48a..a4550975c27d 100644 --- a/drivers/md/dm-region-hash.c +++ b/drivers/md/dm-region-hash.c @@ -723,5 +723,5 @@ void dm_rh_start_recovery(struct dm_region_hash *rh) EXPORT_SYMBOL_GPL(dm_rh_start_recovery); MODULE_DESCRIPTION(DM_NAME " region hash"); -MODULE_AUTHOR("Joe Thornber/Heinz Mauelshagen <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber/Heinz Mauelshagen <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c index 15649921f2a9..568d10842b1f 100644 --- a/drivers/md/dm-snap-persistent.c +++ b/drivers/md/dm-snap-persistent.c @@ -223,7 +223,7 @@ static void do_metadata(struct work_struct *work) { struct mdata_req *req = container_of(work, struct mdata_req, work); - req->result = dm_io(req->io_req, 1, req->where, NULL); + req->result = dm_io(req->io_req, 1, req->where, NULL, IOPRIO_DEFAULT); } /* @@ -247,7 +247,7 @@ static int chunk_io(struct pstore *ps, void *area, chunk_t chunk, blk_opf_t opf, struct mdata_req req; if (!metadata) - return dm_io(&io_req, 1, &where, NULL); + return dm_io(&io_req, 1, &where, NULL, IOPRIO_DEFAULT); req.where = &where; req.io_req = &io_req; diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 07c7f9795b10..4793ad2aa1f7 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -453,12 +453,13 @@ static int bio_detain(struct pool *pool, struct dm_cell_key *key, struct bio *bi cell_prealloc = dm_bio_prison_alloc_cell(pool->prison, GFP_NOIO); r = dm_bio_detain(pool->prison, key, bio, cell_prealloc, cell_result); - if (r) + if (r) { /* * We reused an old cell; we can get rid of * the new one. */ dm_bio_prison_free_cell(pool->prison, cell_prealloc); + } return r; } @@ -707,9 +708,10 @@ static void get_bio_block_range(struct thin_c *tc, struct bio *bio, (void) sector_div(e, pool->sectors_per_block); } - if (e < b) + if (e < b) { /* Can happen if the bio is within a single block. */ e = b; + } *begin = b; *end = e; @@ -721,13 +723,14 @@ static void remap(struct thin_c *tc, struct bio *bio, dm_block_t block) sector_t bi_sector = bio->bi_iter.bi_sector; bio_set_dev(bio, tc->pool_dev->bdev); - if (block_size_is_power_of_two(pool)) + if (block_size_is_power_of_two(pool)) { bio->bi_iter.bi_sector = (block << pool->sectors_per_block_shift) | (bi_sector & (pool->sectors_per_block - 1)); - else + } else { bio->bi_iter.bi_sector = (block * pool->sectors_per_block) + sector_div(bi_sector, pool->sectors_per_block); + } } static void remap_to_origin(struct thin_c *tc, struct bio *bio) @@ -1401,9 +1404,10 @@ static void schedule_zero(struct thin_c *tc, dm_block_t virt_block, if (pool->pf.zero_new_blocks) { if (io_overwrites_block(pool, bio)) remap_and_issue_overwrite(tc, bio, data_block, m); - else + else { ll_zero(tc, m, data_block * pool->sectors_per_block, (data_block + 1) * pool->sectors_per_block); + } } else process_prepared_mapping(m); } @@ -1416,17 +1420,17 @@ static void schedule_external_copy(struct thin_c *tc, dm_block_t virt_block, sector_t virt_block_begin = virt_block * pool->sectors_per_block; sector_t virt_block_end = (virt_block + 1) * pool->sectors_per_block; - if (virt_block_end <= tc->origin_size) + if (virt_block_end <= tc->origin_size) { schedule_copy(tc, virt_block, tc->origin_dev, virt_block, data_dest, cell, bio, pool->sectors_per_block); - else if (virt_block_begin < tc->origin_size) + } else if (virt_block_begin < tc->origin_size) { schedule_copy(tc, virt_block, tc->origin_dev, virt_block, data_dest, cell, bio, tc->origin_size - virt_block_begin); - else + } else schedule_zero(tc, virt_block, data_dest, cell, bio); } @@ -4560,5 +4564,5 @@ module_param_named(no_space_timeout, no_space_timeout_secs, uint, 0644); MODULE_PARM_DESC(no_space_timeout, "Out of data space queue IO timeout in seconds"); MODULE_DESCRIPTION(DM_NAME " thin provisioning target"); -MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-verity-fec.c b/drivers/md/dm-verity-fec.c index b475200d8586..e46aee6f932e 100644 --- a/drivers/md/dm-verity-fec.c +++ b/drivers/md/dm-verity-fec.c @@ -60,7 +60,8 @@ static int fec_decode_rs8(struct dm_verity *v, struct dm_verity_fec_io *fio, * to the data block. Caller is responsible for releasing buf. */ static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index, - unsigned int *offset, struct dm_buffer **buf) + unsigned int *offset, struct dm_buffer **buf, + unsigned short ioprio) { u64 position, block, rem; u8 *res; @@ -69,7 +70,7 @@ static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index, block = div64_u64_rem(position, v->fec->io_size, &rem); *offset = (unsigned int)rem; - res = dm_bufio_read(v->fec->bufio, block, buf); + res = dm_bufio_read_with_ioprio(v->fec->bufio, block, buf, ioprio); if (IS_ERR(res)) { DMERR("%s: FEC %llu: parity read failed (block %llu): %ld", v->data_dev->name, (unsigned long long)rsb, @@ -121,16 +122,17 @@ static inline unsigned int fec_buffer_rs_index(unsigned int i, unsigned int j) * Decode all RS blocks from buffers and copy corrected bytes into fio->output * starting from block_offset. */ -static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio, - u64 rsb, int byte_index, unsigned int block_offset, - int neras) +static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_io *io, + struct dm_verity_fec_io *fio, u64 rsb, int byte_index, + unsigned int block_offset, int neras) { int r, corrected = 0, res; struct dm_buffer *buf; unsigned int n, i, offset; u8 *par, *block; + struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size); - par = fec_read_parity(v, rsb, block_offset, &offset, &buf); + par = fec_read_parity(v, rsb, block_offset, &offset, &buf, bio_prio(bio)); if (IS_ERR(par)) return PTR_ERR(par); @@ -158,7 +160,7 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio, if (offset >= v->fec->io_size) { dm_bufio_release(buf); - par = fec_read_parity(v, rsb, block_offset, &offset, &buf); + par = fec_read_parity(v, rsb, block_offset, &offset, &buf, bio_prio(bio)); if (IS_ERR(par)) return PTR_ERR(par); } @@ -210,6 +212,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io, u8 *bbuf, *rs_block; u8 want_digest[HASH_MAX_DIGESTSIZE]; unsigned int n, k; + struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size); if (neras) *neras = 0; @@ -248,7 +251,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io, bufio = v->bufio; } - bbuf = dm_bufio_read(bufio, block, &buf); + bbuf = dm_bufio_read_with_ioprio(bufio, block, &buf, bio_prio(bio)); if (IS_ERR(bbuf)) { DMWARN_LIMIT("%s: FEC %llu: read failed (%llu): %ld", v->data_dev->name, @@ -377,7 +380,7 @@ static int fec_decode_rsb(struct dm_verity *v, struct dm_verity_io *io, if (unlikely(r < 0)) return r; - r = fec_decode_bufs(v, fio, rsb, r, pos, neras); + r = fec_decode_bufs(v, io, fio, rsb, r, pos, neras); if (r < 0) return r; diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index 82662f5769c4..bb5da66da4c1 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -46,11 +46,12 @@ static unsigned int dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE module_param_named(prefetch_cluster, dm_verity_prefetch_cluster, uint, 0644); -static DEFINE_STATIC_KEY_FALSE(use_tasklet_enabled); +static DEFINE_STATIC_KEY_FALSE(use_bh_wq_enabled); struct dm_verity_prefetch_work { struct work_struct work; struct dm_verity *v; + unsigned short ioprio; sector_t block; unsigned int n_blocks; }; @@ -294,10 +295,11 @@ static int verity_verify_level(struct dm_verity *v, struct dm_verity_io *io, int r; sector_t hash_block; unsigned int offset; + struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size); verity_hash_at_level(v, block, level, &hash_block, &offset); - if (static_branch_unlikely(&use_tasklet_enabled) && io->in_tasklet) { + if (static_branch_unlikely(&use_bh_wq_enabled) && io->in_bh) { data = dm_bufio_get(v->bufio, hash_block, &buf); if (data == NULL) { /* @@ -307,8 +309,10 @@ static int verity_verify_level(struct dm_verity *v, struct dm_verity_io *io, */ return -EAGAIN; } - } else - data = dm_bufio_read(v->bufio, hash_block, &buf); + } else { + data = dm_bufio_read_with_ioprio(v->bufio, hash_block, + &buf, bio_prio(bio)); + } if (IS_ERR(data)) return PTR_ERR(data); @@ -323,15 +327,14 @@ static int verity_verify_level(struct dm_verity *v, struct dm_verity_io *io, r = verity_hash(v, verity_io_hash_req(v, io), data, 1 << v->hash_dev_block_bits, - verity_io_real_digest(v, io), !io->in_tasklet); + verity_io_real_digest(v, io), !io->in_bh); if (unlikely(r < 0)) goto release_ret_r; if (likely(memcmp(verity_io_real_digest(v, io), want_digest, v->digest_size) == 0)) aux->hash_verified = 1; - else if (static_branch_unlikely(&use_tasklet_enabled) && - io->in_tasklet) { + else if (static_branch_unlikely(&use_bh_wq_enabled) && io->in_bh) { /* * Error handling code (FEC included) cannot be run in a * tasklet since it may sleep, so fallback to work-queue. @@ -482,6 +485,63 @@ int verity_for_bv_block(struct dm_verity *v, struct dm_verity_io *io, return 0; } +static int verity_recheck_copy(struct dm_verity *v, struct dm_verity_io *io, + u8 *data, size_t len) +{ + memcpy(data, io->recheck_buffer, len); + io->recheck_buffer += len; + + return 0; +} + +static noinline int verity_recheck(struct dm_verity *v, struct dm_verity_io *io, + struct bvec_iter start, sector_t cur_block) +{ + struct page *page; + void *buffer; + int r; + struct dm_io_request io_req; + struct dm_io_region io_loc; + + page = mempool_alloc(&v->recheck_pool, GFP_NOIO); + buffer = page_to_virt(page); + + io_req.bi_opf = REQ_OP_READ; + io_req.mem.type = DM_IO_KMEM; + io_req.mem.ptr.addr = buffer; + io_req.notify.fn = NULL; + io_req.client = v->io; + io_loc.bdev = v->data_dev->bdev; + io_loc.sector = cur_block << (v->data_dev_block_bits - SECTOR_SHIFT); + io_loc.count = 1 << (v->data_dev_block_bits - SECTOR_SHIFT); + r = dm_io(&io_req, 1, &io_loc, NULL, IOPRIO_DEFAULT); + if (unlikely(r)) + goto free_ret; + + r = verity_hash(v, verity_io_hash_req(v, io), buffer, + 1 << v->data_dev_block_bits, + verity_io_real_digest(v, io), true); + if (unlikely(r)) + goto free_ret; + + if (memcmp(verity_io_real_digest(v, io), + verity_io_want_digest(v, io), v->digest_size)) { + r = -EIO; + goto free_ret; + } + + io->recheck_buffer = buffer; + r = verity_for_bv_block(v, io, &start, verity_recheck_copy); + if (unlikely(r)) + goto free_ret; + + r = 0; +free_ret: + mempool_free(page, &v->recheck_pool); + + return r; +} + static int verity_bv_zero(struct dm_verity *v, struct dm_verity_io *io, u8 *data, size_t len) { @@ -508,16 +568,14 @@ static int verity_verify_io(struct dm_verity_io *io) { bool is_zero; struct dm_verity *v = io->v; -#if defined(CONFIG_DM_VERITY_FEC) struct bvec_iter start; -#endif struct bvec_iter iter_copy; struct bvec_iter *iter; struct crypto_wait wait; struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size); unsigned int b; - if (static_branch_unlikely(&use_tasklet_enabled) && io->in_tasklet) { + if (static_branch_unlikely(&use_bh_wq_enabled) && io->in_bh) { /* * Copy the iterator in case we need to restart * verification in a work-queue. @@ -557,14 +615,11 @@ static int verity_verify_io(struct dm_verity_io *io) continue; } - r = verity_hash_init(v, req, &wait, !io->in_tasklet); + r = verity_hash_init(v, req, &wait, !io->in_bh); if (unlikely(r < 0)) return r; -#if defined(CONFIG_DM_VERITY_FEC) - if (verity_fec_is_enabled(v)) - start = *iter; -#endif + start = *iter; r = verity_for_io_block(v, io, iter, &wait); if (unlikely(r < 0)) return r; @@ -579,13 +634,16 @@ static int verity_verify_io(struct dm_verity_io *io) if (v->validated_blocks) set_bit(cur_block, v->validated_blocks); continue; - } else if (static_branch_unlikely(&use_tasklet_enabled) && - io->in_tasklet) { + } else if (static_branch_unlikely(&use_bh_wq_enabled) && io->in_bh) { /* * Error handling code (FEC included) cannot be run in a * tasklet since it may sleep, so fallback to work-queue. */ return -EAGAIN; + } else if (verity_recheck(v, io, start, cur_block) == 0) { + if (v->validated_blocks) + set_bit(cur_block, v->validated_blocks); + continue; #if defined(CONFIG_DM_VERITY_FEC) } else if (verity_fec_decode(v, io, DM_VERITY_BLOCK_TYPE_DATA, cur_block, NULL, &start) == 0) { @@ -630,7 +688,7 @@ static void verity_finish_io(struct dm_verity_io *io, blk_status_t status) bio->bi_end_io = io->orig_bi_end_io; bio->bi_status = status; - if (!static_branch_unlikely(&use_tasklet_enabled) || !io->in_tasklet) + if (!static_branch_unlikely(&use_bh_wq_enabled) || !io->in_bh) verity_fec_finish_io(io); bio_endio(bio); @@ -640,11 +698,28 @@ static void verity_work(struct work_struct *w) { struct dm_verity_io *io = container_of(w, struct dm_verity_io, work); - io->in_tasklet = false; + io->in_bh = false; verity_finish_io(io, errno_to_blk_status(verity_verify_io(io))); } +static void verity_bh_work(struct work_struct *w) +{ + struct dm_verity_io *io = container_of(w, struct dm_verity_io, bh_work); + int err; + + io->in_bh = true; + err = verity_verify_io(io); + if (err == -EAGAIN || err == -ENOMEM) { + /* fallback to retrying with work-queue */ + INIT_WORK(&io->work, verity_work); + queue_work(io->v->verify_wq, &io->work); + return; + } + + verity_finish_io(io, errno_to_blk_status(err)); +} + static void verity_end_io(struct bio *bio) { struct dm_verity_io *io = bio->bi_private; @@ -657,8 +732,13 @@ static void verity_end_io(struct bio *bio) return; } - INIT_WORK(&io->work, verity_work); - queue_work(io->v->verify_wq, &io->work); + if (static_branch_unlikely(&use_bh_wq_enabled) && io->v->use_bh_wq) { + INIT_WORK(&io->bh_work, verity_bh_work); + queue_work(system_bh_wq, &io->bh_work); + } else { + INIT_WORK(&io->work, verity_work); + queue_work(io->v->verify_wq, &io->work); + } } /* @@ -696,14 +776,16 @@ static void verity_prefetch_io(struct work_struct *work) hash_block_end = v->hash_blocks - 1; } no_prefetch_cluster: - dm_bufio_prefetch(v->bufio, hash_block_start, - hash_block_end - hash_block_start + 1); + dm_bufio_prefetch_with_ioprio(v->bufio, hash_block_start, + hash_block_end - hash_block_start + 1, + pw->ioprio); } kfree(pw); } -static void verity_submit_prefetch(struct dm_verity *v, struct dm_verity_io *io) +static void verity_submit_prefetch(struct dm_verity *v, struct dm_verity_io *io, + unsigned short ioprio) { sector_t block = io->block; unsigned int n_blocks = io->n_blocks; @@ -731,6 +813,7 @@ static void verity_submit_prefetch(struct dm_verity *v, struct dm_verity_io *io) pw->v = v; pw->block = block; pw->n_blocks = n_blocks; + pw->ioprio = ioprio; queue_work(v->verify_wq, &pw->work); } @@ -773,7 +856,7 @@ static int verity_map(struct dm_target *ti, struct bio *bio) verity_fec_init_io(io); - verity_submit_prefetch(v, io); + verity_submit_prefetch(v, io, bio_prio(bio)); submit_bio_noacct(bio); @@ -822,7 +905,7 @@ static void verity_status(struct dm_target *ti, status_type_t type, args++; if (v->validated_blocks) args++; - if (v->use_tasklet) + if (v->use_bh_wq) args++; if (v->signature_key_desc) args += DM_VERITY_ROOT_HASH_VERIFICATION_OPTS; @@ -849,7 +932,7 @@ static void verity_status(struct dm_target *ti, status_type_t type, DMEMIT(" " DM_VERITY_OPT_IGN_ZEROES); if (v->validated_blocks) DMEMIT(" " DM_VERITY_OPT_AT_MOST_ONCE); - if (v->use_tasklet) + if (v->use_bh_wq) DMEMIT(" " DM_VERITY_OPT_TASKLET_VERIFY); sz = verity_fec_status_table(v, sz, result, maxlen); if (v->signature_key_desc) @@ -941,6 +1024,10 @@ static void verity_dtr(struct dm_target *ti) if (v->verify_wq) destroy_workqueue(v->verify_wq); + mempool_exit(&v->recheck_pool); + if (v->io) + dm_io_client_destroy(v->io); + if (v->bufio) dm_bufio_client_destroy(v->bufio); @@ -964,8 +1051,8 @@ static void verity_dtr(struct dm_target *ti) kfree(v->signature_key_desc); - if (v->use_tasklet) - static_branch_dec(&use_tasklet_enabled); + if (v->use_bh_wq) + static_branch_dec(&use_bh_wq_enabled); kfree(v); @@ -1099,8 +1186,8 @@ static int verity_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v, continue; } else if (!strcasecmp(arg_name, DM_VERITY_OPT_TASKLET_VERIFY)) { - v->use_tasklet = true; - static_branch_inc(&use_tasklet_enabled); + v->use_bh_wq = true; + static_branch_inc(&use_bh_wq_enabled); continue; } else if (verity_is_fec_opt_arg(arg_name)) { @@ -1271,7 +1358,7 @@ static int verity_ctr(struct dm_target *ti, unsigned int argc, char **argv) } v->tfm = crypto_alloc_ahash(v->alg_name, 0, - v->use_tasklet ? CRYPTO_ALG_ASYNC : 0); + v->use_bh_wq ? CRYPTO_ALG_ASYNC : 0); if (IS_ERR(v->tfm)) { ti->error = "Cannot initialize hash function"; r = PTR_ERR(v->tfm); @@ -1379,10 +1466,24 @@ static int verity_ctr(struct dm_target *ti, unsigned int argc, char **argv) } v->hash_blocks = hash_position; + r = mempool_init_page_pool(&v->recheck_pool, 1, 0); + if (unlikely(r)) { + ti->error = "Cannot allocate mempool"; + goto bad; + } + + v->io = dm_io_client_create(); + if (IS_ERR(v->io)) { + r = PTR_ERR(v->io); + v->io = NULL; + ti->error = "Cannot allocate dm io"; + goto bad; + } + v->bufio = dm_bufio_client_create(v->hash_dev->bdev, 1 << v->hash_dev_block_bits, 1, sizeof(struct buffer_aux), dm_bufio_alloc_callback, NULL, - v->use_tasklet ? DM_BUFIO_CLIENT_NO_SLEEP : 0); + v->use_bh_wq ? DM_BUFIO_CLIENT_NO_SLEEP : 0); if (IS_ERR(v->bufio)) { ti->error = "Cannot initialize dm-bufio"; r = PTR_ERR(v->bufio); @@ -1401,7 +1502,7 @@ static int verity_ctr(struct dm_target *ti, unsigned int argc, char **argv) * reducing wait times when reading from a dm-verity device. * * Also as required for the "try_verify_in_tasklet" feature: WQ_HIGHPRI - * allows verify_wq to preempt softirq since verification in tasklet + * allows verify_wq to preempt softirq since verification in BH workqueue * will fall-back to using it for error handling (or if the bufio cache * doesn't have required hashes). */ @@ -1485,8 +1586,8 @@ int dm_verity_get_root_digest(struct dm_target *ti, u8 **root_digest, unsigned i static struct target_type verity_target = { .name = "verity", - .features = DM_TARGET_IMMUTABLE, - .version = {1, 9, 0}, + .features = DM_TARGET_SINGLETON | DM_TARGET_IMMUTABLE, + .version = {1, 10, 0}, .module = THIS_MODULE, .ctr = verity_ctr, .dtr = verity_dtr, diff --git a/drivers/md/dm-verity.h b/drivers/md/dm-verity.h index f3f607008419..20b1bcf03474 100644 --- a/drivers/md/dm-verity.h +++ b/drivers/md/dm-verity.h @@ -11,6 +11,7 @@ #ifndef DM_VERITY_H #define DM_VERITY_H +#include <linux/dm-io.h> #include <linux/dm-bufio.h> #include <linux/device-mapper.h> #include <linux/interrupt.h> @@ -53,7 +54,7 @@ struct dm_verity { unsigned char levels; /* the number of tree levels */ unsigned char version; bool hash_failed:1; /* set if hash of any block failed */ - bool use_tasklet:1; /* try to verify in tasklet before work-queue */ + bool use_bh_wq:1; /* try to verify in BH wq before normal work-queue */ unsigned int digest_size; /* digest size for the current hash algorithm */ unsigned int ahash_reqsize;/* the size of temporary space for crypto */ enum verity_mode mode; /* mode for handling verification errors */ @@ -68,6 +69,9 @@ struct dm_verity { unsigned long *validated_blocks; /* bitset blocks validated */ char *signature_key_desc; /* signature keyring reference */ + + struct dm_io_client *io; + mempool_t recheck_pool; }; struct dm_verity_io { @@ -76,13 +80,16 @@ struct dm_verity_io { /* original value of bio->bi_end_io */ bio_end_io_t *orig_bi_end_io; + struct bvec_iter iter; + sector_t block; unsigned int n_blocks; - bool in_tasklet; - - struct bvec_iter iter; + bool in_bh; struct work_struct work; + struct work_struct bh_work; + + char *recheck_buffer; /* * Three variably-size fields follow this struct: diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index b463c28c39ad..7ce8847b3404 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -531,7 +531,7 @@ static void ssd_commit_flushed(struct dm_writecache *wc, bool wait_for_ios) req.notify.context = &endio; /* writing via async dm-io (implied by notify.fn above) won't return an error */ - (void) dm_io(&req, 1, ®ion, NULL); + (void) dm_io(&req, 1, ®ion, NULL, IOPRIO_DEFAULT); i = j; } @@ -568,7 +568,7 @@ static void ssd_commit_superblock(struct dm_writecache *wc) req.notify.fn = NULL; req.notify.context = NULL; - r = dm_io(&req, 1, ®ion, NULL); + r = dm_io(&req, 1, ®ion, NULL, IOPRIO_DEFAULT); if (unlikely(r)) writecache_error(wc, r, "error writing superblock"); } @@ -596,7 +596,7 @@ static void writecache_disk_flush(struct dm_writecache *wc, struct dm_dev *dev) req.client = wc->dm_io; req.notify.fn = NULL; - r = dm_io(&req, 1, ®ion, NULL); + r = dm_io(&req, 1, ®ion, NULL, IOPRIO_DEFAULT); if (unlikely(r)) writecache_error(wc, r, "error flushing metadata: %d", r); } @@ -990,7 +990,7 @@ static int writecache_read_metadata(struct dm_writecache *wc, sector_t n_sectors req.client = wc->dm_io; req.notify.fn = NULL; - return dm_io(&req, 1, ®ion, NULL); + return dm_io(&req, 1, ®ion, NULL, IOPRIO_DEFAULT); } static void writecache_resume(struct dm_target *ti) @@ -2776,5 +2776,5 @@ static struct target_type writecache_target = { module_dm(writecache); MODULE_DESCRIPTION(DM_NAME " writecache target"); -MODULE_AUTHOR("Mikulas Patocka <dm-devel@redhat.com>"); +MODULE_AUTHOR("Mikulas Patocka <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c index fdfe30f7b697..8156881a31de 100644 --- a/drivers/md/dm-zoned-metadata.c +++ b/drivers/md/dm-zoned-metadata.c @@ -1655,10 +1655,13 @@ static int dmz_reset_zone(struct dmz_metadata *zmd, struct dm_zone *zone) if (!dmz_is_empty(zone) || dmz_seq_write_err(zone)) { struct dmz_dev *dev = zone->dev; + unsigned int noio_flag; + noio_flag = memalloc_noio_save(); ret = blkdev_zone_mgmt(dev->bdev, REQ_OP_ZONE_RESET, dmz_start_sect(zmd, zone), - zmd->zone_nr_sectors, GFP_NOIO); + zmd->zone_nr_sectors); + memalloc_noio_restore(noio_flag); if (ret) { dmz_dev_err(dev, "Reset zone %u failed %d", zone->id, ret); diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 8dcabf84d866..06263b0a7b58 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -726,7 +726,8 @@ static struct table_device *open_table_device(struct mapped_device *md, dev_t dev, blk_mode_t mode) { struct table_device *td; - struct bdev_handle *bdev_handle; + struct file *bdev_file; + struct block_device *bdev; u64 part_off; int r; @@ -735,34 +736,36 @@ static struct table_device *open_table_device(struct mapped_device *md, return ERR_PTR(-ENOMEM); refcount_set(&td->count, 1); - bdev_handle = bdev_open_by_dev(dev, mode, _dm_claim_ptr, NULL); - if (IS_ERR(bdev_handle)) { - r = PTR_ERR(bdev_handle); + bdev_file = bdev_file_open_by_dev(dev, mode, _dm_claim_ptr, NULL); + if (IS_ERR(bdev_file)) { + r = PTR_ERR(bdev_file); goto out_free_td; } + bdev = file_bdev(bdev_file); + /* * We can be called before the dm disk is added. In that case we can't * register the holder relation here. It will be done once add_disk was * called. */ if (md->disk->slave_dir) { - r = bd_link_disk_holder(bdev_handle->bdev, md->disk); + r = bd_link_disk_holder(bdev, md->disk); if (r) goto out_blkdev_put; } td->dm_dev.mode = mode; - td->dm_dev.bdev = bdev_handle->bdev; - td->dm_dev.bdev_handle = bdev_handle; - td->dm_dev.dax_dev = fs_dax_get_by_bdev(bdev_handle->bdev, &part_off, + td->dm_dev.bdev = bdev; + td->dm_dev.bdev_file = bdev_file; + td->dm_dev.dax_dev = fs_dax_get_by_bdev(bdev, &part_off, NULL, NULL); format_dev_t(td->dm_dev.name, dev); list_add(&td->list, &md->table_devices); return td; out_blkdev_put: - bdev_release(bdev_handle); + fput(bdev_file); out_free_td: kfree(td); return ERR_PTR(r); @@ -775,7 +778,7 @@ static void close_table_device(struct table_device *td, struct mapped_device *md { if (md->disk->slave_dir) bd_unlink_disk_holder(td->dm_dev.bdev, md->disk); - bdev_release(td->dm_dev.bdev_handle); + fput(td->dm_dev.bdev_file); put_dax(td->dm_dev.dax_dev); list_del(&td->list); kfree(td); @@ -2098,8 +2101,8 @@ static struct mapped_device *alloc_dev(int minor) * established. If request-based table is loaded: blk-mq will * override accordingly. */ - md->disk = blk_alloc_disk(md->numa_node_id); - if (!md->disk) + md->disk = blk_alloc_disk(NULL, md->numa_node_id); + if (IS_ERR(md->disk)) goto bad; md->queue = md->disk->queue; @@ -2945,6 +2948,9 @@ static void __dm_internal_suspend(struct mapped_device *md, unsigned int suspend static void __dm_internal_resume(struct mapped_device *md) { + int r; + struct dm_table *map; + BUG_ON(!md->internal_suspend_count); if (--md->internal_suspend_count) @@ -2953,12 +2959,23 @@ static void __dm_internal_resume(struct mapped_device *md) if (dm_suspended_md(md)) goto done; /* resume from nested suspend */ - /* - * NOTE: existing callers don't need to call dm_table_resume_targets - * (which may fail -- so best to avoid it for now by passing NULL map) - */ - (void) __dm_resume(md, NULL); - + map = rcu_dereference_protected(md->map, lockdep_is_held(&md->suspend_lock)); + r = __dm_resume(md, map); + if (r) { + /* + * If a preresume method of some target failed, we are in a + * tricky situation. We can't return an error to the caller. We + * can't fake success because then the "resume" and + * "postsuspend" methods would not be paired correctly, and it + * would break various targets, for example it would cause list + * corruption in the "origin" target. + * + * So, we fake normal suspend here, to make sure that the + * "resume" and "postsuspend" methods will be paired correctly. + */ + DMERR("Preresume method failed: %d", r); + set_bit(DMF_SUSPENDED, &md->flags); + } done: clear_bit(DMF_SUSPENDED_INTERNALLY, &md->flags); smp_mb__after_atomic(); @@ -3512,5 +3529,5 @@ module_param(swap_bios, int, 0644); MODULE_PARM_DESC(swap_bios, "Maximum allowed inflight swap IOs"); MODULE_DESCRIPTION(DM_NAME " driver"); -MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber <dm-devel@lists.linux.dev>"); MODULE_LICENSE("GPL"); diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c index 9672f75c3050..059afc24c08b 100644 --- a/drivers/md/md-bitmap.c +++ b/drivers/md/md-bitmap.c @@ -234,7 +234,8 @@ static int __write_sb_page(struct md_rdev *rdev, struct bitmap *bitmap, sector_t doff; bdev = (rdev->meta_bdev) ? rdev->meta_bdev : rdev->bdev; - if (pg_index == store->file_pages - 1) { + /* we compare length (page numbers), not page offset. */ + if ((pg_index - store->sb_index) == store->file_pages - 1) { unsigned int last_page_size = store->bytes & (PAGE_SIZE - 1); if (last_page_size == 0) @@ -438,8 +439,8 @@ static void filemap_write_page(struct bitmap *bitmap, unsigned long pg_index, struct page *page = store->filemap[pg_index]; if (mddev_is_clustered(bitmap->mddev)) { - pg_index += bitmap->cluster_slot * - DIV_ROUND_UP(store->bytes, PAGE_SIZE); + /* go to node bitmap area starting point */ + pg_index += store->sb_index; } if (store->file) @@ -952,6 +953,7 @@ static void md_bitmap_file_set_bit(struct bitmap *bitmap, sector_t block) unsigned long index = file_page_index(store, chunk); unsigned long node_offset = 0; + index += store->sb_index; if (mddev_is_clustered(bitmap->mddev)) node_offset = bitmap->cluster_slot * store->file_pages; @@ -982,6 +984,7 @@ static void md_bitmap_file_clear_bit(struct bitmap *bitmap, sector_t block) unsigned long index = file_page_index(store, chunk); unsigned long node_offset = 0; + index += store->sb_index; if (mddev_is_clustered(bitmap->mddev)) node_offset = bitmap->cluster_slot * store->file_pages; @@ -1043,9 +1046,8 @@ void md_bitmap_unplug(struct bitmap *bitmap) if (dirty || need_write) { if (!writing) { md_bitmap_wait_writes(bitmap); - if (bitmap->mddev->queue) - blk_add_trace_msg(bitmap->mddev->queue, - "md bitmap_unplug"); + mddev_add_trace_msg(bitmap->mddev, + "md bitmap_unplug"); } clear_page_attr(bitmap, i, BITMAP_PAGE_PENDING); filemap_write_page(bitmap, i, false); @@ -1316,9 +1318,7 @@ void md_bitmap_daemon_work(struct mddev *mddev) } bitmap->allclean = 1; - if (bitmap->mddev->queue) - blk_add_trace_msg(bitmap->mddev->queue, - "md bitmap_daemon_work"); + mddev_add_trace_msg(bitmap->mddev, "md bitmap_daemon_work"); /* Any file-page which is PENDING now needs to be written. * So set NEEDWRITE now, then after we make any last-minute changes diff --git a/drivers/md/md-linear.h b/drivers/md/md-linear.h deleted file mode 100644 index 5587eeedb882..000000000000 --- a/drivers/md/md-linear.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _LINEAR_H -#define _LINEAR_H - -struct dev_info { - struct md_rdev *rdev; - sector_t end_sector; -}; - -struct linear_conf -{ - struct rcu_head rcu; - sector_t array_sectors; - int raid_disks; /* a copy of mddev->raid_disks */ - struct dev_info disks[] __counted_by(raid_disks); -}; -#endif diff --git a/drivers/md/md-multipath.h b/drivers/md/md-multipath.h deleted file mode 100644 index b3099e5fc4d7..000000000000 --- a/drivers/md/md-multipath.h +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _MULTIPATH_H -#define _MULTIPATH_H - -struct multipath_info { - struct md_rdev *rdev; -}; - -struct mpconf { - struct mddev *mddev; - struct multipath_info *multipaths; - int raid_disks; - spinlock_t device_lock; - struct list_head retry_list; - - mempool_t pool; -}; - -/* - * this is our 'private' 'collective' MULTIPATH buffer head. - * it contains information about what kind of IO operations were started - * for this MULTIPATH operation, and about their status: - */ - -struct multipath_bh { - struct mddev *mddev; - struct bio *master_bio; - struct bio bio; - int path; - struct list_head retry_list; -}; -#endif diff --git a/drivers/md/md.c b/drivers/md/md.c index 2266358d8074..e575e74aabf5 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -65,7 +65,6 @@ #include <linux/percpu-refcount.h> #include <linux/part_stat.h> -#include <trace/events/block.h> #include "md.h" #include "md-bitmap.h" #include "md-cluster.h" @@ -99,18 +98,6 @@ static void mddev_detach(struct mddev *mddev); static void export_rdev(struct md_rdev *rdev, struct mddev *mddev); static void md_wakeup_thread_directly(struct md_thread __rcu *thread); -enum md_ro_state { - MD_RDWR, - MD_RDONLY, - MD_AUTO_READ, - MD_MAX_STATE -}; - -static bool md_is_rdwr(struct mddev *mddev) -{ - return (mddev->ro == MD_RDWR); -} - /* * Default number of read corrections we'll attempt on an rdev * before ejecting it from the array. We divide the read error @@ -378,7 +365,7 @@ static bool is_suspended(struct mddev *mddev, struct bio *bio) return true; } -void md_handle_request(struct mddev *mddev, struct bio *bio) +bool md_handle_request(struct mddev *mddev, struct bio *bio) { check_suspended: if (is_suspended(mddev, bio)) { @@ -386,7 +373,7 @@ check_suspended: /* Bail out if REQ_NOWAIT is set for the bio */ if (bio->bi_opf & REQ_NOWAIT) { bio_wouldblock_error(bio); - return; + return true; } for (;;) { prepare_to_wait(&mddev->sb_wait, &__wait, @@ -402,10 +389,13 @@ check_suspended: if (!mddev->pers->make_request(mddev, bio)) { percpu_ref_put(&mddev->active_io); + if (!mddev->gendisk && mddev->pers->prepare_suspend) + return false; goto check_suspended; } percpu_ref_put(&mddev->active_io); + return true; } EXPORT_SYMBOL(md_handle_request); @@ -529,6 +519,24 @@ void mddev_resume(struct mddev *mddev) } EXPORT_SYMBOL_GPL(mddev_resume); +/* sync bdev before setting device to readonly or stopping raid*/ +static int mddev_set_closing_and_sync_blockdev(struct mddev *mddev, int opener_num) +{ + mutex_lock(&mddev->open_mutex); + if (mddev->pers && atomic_read(&mddev->openers) > opener_num) { + mutex_unlock(&mddev->open_mutex); + return -EBUSY; + } + if (test_and_set_bit(MD_CLOSING, &mddev->flags)) { + mutex_unlock(&mddev->open_mutex); + return -EBUSY; + } + mutex_unlock(&mddev->open_mutex); + + sync_blockdev(mddev->gendisk->part0); + return 0; +} + /* * Generic flush handling for md */ @@ -579,8 +587,12 @@ static void submit_flushes(struct work_struct *ws) rcu_read_lock(); } rcu_read_unlock(); - if (atomic_dec_and_test(&mddev->flush_pending)) + if (atomic_dec_and_test(&mddev->flush_pending)) { + /* The pair is percpu_ref_get() from md_flush_request() */ + percpu_ref_put(&mddev->active_io); + queue_work(md_wq, &mddev->flush_work); + } } static void md_submit_flush_data(struct work_struct *ws) @@ -2402,7 +2414,7 @@ int md_integrity_register(struct mddev *mddev) if (list_empty(&mddev->disks)) return 0; /* nothing to do */ - if (!mddev->gendisk || blk_get_integrity(mddev->gendisk)) + if (mddev_is_dm(mddev) || blk_get_integrity(mddev->gendisk)) return 0; /* shouldn't register, or already is */ rdev_for_each(rdev, mddev) { /* skip spares and non-functional disks */ @@ -2455,7 +2467,7 @@ int md_integrity_add_rdev(struct md_rdev *rdev, struct mddev *mddev) { struct blk_integrity *bi_mddev; - if (!mddev->gendisk) + if (mddev_is_dm(mddev)) return 0; bi_mddev = blk_get_integrity(mddev->gendisk); @@ -2562,6 +2574,7 @@ static int bind_rdev_to_array(struct md_rdev *rdev, struct mddev *mddev) fail: pr_warn("md: failed to register dev-%s for %s\n", b, mdname(mddev)); + mddev_destroy_serial_pool(mddev, rdev); return err; } @@ -2578,7 +2591,7 @@ static void export_rdev(struct md_rdev *rdev, struct mddev *mddev) if (test_bit(AutoDetected, &rdev->flags)) md_autodetect_dev(rdev->bdev->bd_dev); #endif - bdev_release(rdev->bdev_handle); + fput(rdev->bdev_file); rdev->bdev = NULL; kobject_put(&rdev->kobj); } @@ -2591,7 +2604,7 @@ static void md_kick_rdev_from_array(struct md_rdev *rdev) list_del_rcu(&rdev->same_set); pr_debug("md: unbind<%pg>\n", rdev->bdev); mddev_destroy_serial_pool(rdev->mddev, rdev); - rdev->mddev = NULL; + WRITE_ONCE(rdev->mddev, NULL); sysfs_remove_link(&rdev->kobj, "block"); sysfs_put(rdev->sysfs_state); sysfs_put(rdev->sysfs_unack_badblocks); @@ -2847,8 +2860,7 @@ repeat: pr_debug("md: updating %s RAID superblock on device (in sync %d)\n", mdname(mddev), mddev->in_sync); - if (mddev->queue) - blk_add_trace_msg(mddev->queue, "md md_update_sb"); + mddev_add_trace_msg(mddev, "md md_update_sb"); rewrite: md_bitmap_update_sb(mddev->bitmap); rdev_for_each(rdev, mddev) { @@ -2929,7 +2941,6 @@ static int add_bound_rdev(struct md_rdev *rdev) set_bit(MD_RECOVERY_RECOVER, &mddev->recovery); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); md_new_event(); - md_wakeup_thread(mddev->thread); return 0; } @@ -3044,10 +3055,8 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len) if (err == 0) { md_kick_rdev_from_array(rdev); - if (mddev->pers) { + if (mddev->pers) set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); - md_wakeup_thread(mddev->thread); - } md_new_event(); } } @@ -3077,7 +3086,6 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len) clear_bit(BlockedBadBlocks, &rdev->flags); wake_up(&rdev->blocked_wait); set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery); - md_wakeup_thread(rdev->mddev->thread); err = 0; } else if (cmd_match(buf, "insync") && rdev->raid_disk == -1) { @@ -3115,7 +3123,6 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len) !test_bit(Replacement, &rdev->flags)) set_bit(WantReplacement, &rdev->flags); set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery); - md_wakeup_thread(rdev->mddev->thread); err = 0; } else if (cmd_match(buf, "-want_replacement")) { /* Clearing 'want_replacement' is always allowed. @@ -3245,7 +3252,6 @@ slot_store(struct md_rdev *rdev, const char *buf, size_t len) if (rdev->raid_disk >= 0) return -EBUSY; set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery); - md_wakeup_thread(rdev->mddev->thread); } else if (rdev->mddev->pers) { /* Activating a spare .. or possibly reactivating * if we ever get bitmaps working here. @@ -3339,8 +3345,7 @@ static ssize_t new_offset_store(struct md_rdev *rdev, if (kstrtoull(buf, 10, &new_offset) < 0) return -EINVAL; - if (mddev->sync_thread || - test_bit(MD_RECOVERY_RUNNING,&mddev->recovery)) + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) return -EBUSY; if (new_offset == rdev->data_offset) /* reset is always permitted */ @@ -3671,7 +3676,7 @@ rdev_attr_store(struct kobject *kobj, struct attribute *attr, struct kernfs_node *kn = NULL; bool suspend = false; ssize_t rv; - struct mddev *mddev = rdev->mddev; + struct mddev *mddev = READ_ONCE(rdev->mddev); if (!entry->store) return -EIO; @@ -3773,16 +3778,16 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe if (err) goto out_clear_rdev; - rdev->bdev_handle = bdev_open_by_dev(newdev, + rdev->bdev_file = bdev_file_open_by_dev(newdev, BLK_OPEN_READ | BLK_OPEN_WRITE, super_format == -2 ? &claim_rdev : rdev, NULL); - if (IS_ERR(rdev->bdev_handle)) { + if (IS_ERR(rdev->bdev_file)) { pr_warn("md: could not open device unknown-block(%u,%u).\n", MAJOR(newdev), MINOR(newdev)); - err = PTR_ERR(rdev->bdev_handle); + err = PTR_ERR(rdev->bdev_file); goto out_clear_rdev; } - rdev->bdev = rdev->bdev_handle->bdev; + rdev->bdev = file_bdev(rdev->bdev_file); kobject_init(&rdev->kobj, &rdev_ktype); @@ -3813,7 +3818,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe return rdev; out_blkdev_put: - bdev_release(rdev->bdev_handle); + fput(rdev->bdev_file); out_clear_rdev: md_rdev_clear(rdev); out_free_rdev: @@ -4013,8 +4018,7 @@ level_store(struct mddev *mddev, const char *buf, size_t len) */ rv = -EBUSY; - if (mddev->sync_thread || - test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || mddev->reshape_position != MaxSector || mddev->sysfs_active) goto out_unlock; @@ -4164,7 +4168,6 @@ level_store(struct mddev *mddev, const char *buf, size_t len) mddev->in_sync = 1; del_timer_sync(&mddev->safemode_timer); } - blk_set_stacking_limits(&mddev->queue->limits); pers->run(mddev); set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); if (!mddev->thread) @@ -4471,8 +4474,8 @@ array_state_show(struct mddev *mddev, char *page) return sprintf(page, "%s\n", array_states[st]); } -static int do_md_stop(struct mddev *mddev, int ro, struct block_device *bdev); -static int md_set_readonly(struct mddev *mddev, struct block_device *bdev); +static int do_md_stop(struct mddev *mddev, int ro); +static int md_set_readonly(struct mddev *mddev); static int restart_array(struct mddev *mddev); static ssize_t @@ -4489,6 +4492,17 @@ array_state_store(struct mddev *mddev, const char *buf, size_t len) case broken: /* cannot be set */ case bad_word: return -EINVAL; + case clear: + case readonly: + case inactive: + case read_auto: + if (!mddev->pers || !md_is_rdwr(mddev)) + break; + /* write sysfs will not open mddev and opener should be 0 */ + err = mddev_set_closing_and_sync_blockdev(mddev, 0); + if (err) + return err; + break; default: break; } @@ -4522,14 +4536,14 @@ array_state_store(struct mddev *mddev, const char *buf, size_t len) case inactive: /* stop an active array, return 0 otherwise */ if (mddev->pers) - err = do_md_stop(mddev, 2, NULL); + err = do_md_stop(mddev, 2); break; case clear: - err = do_md_stop(mddev, 0, NULL); + err = do_md_stop(mddev, 0); break; case readonly: if (mddev->pers) - err = md_set_readonly(mddev, NULL); + err = md_set_readonly(mddev); else { mddev->ro = MD_RDONLY; set_disk_ro(mddev->gendisk, 1); @@ -4539,7 +4553,7 @@ array_state_store(struct mddev *mddev, const char *buf, size_t len) case read_auto: if (mddev->pers) { if (md_is_rdwr(mddev)) - err = md_set_readonly(mddev, NULL); + err = md_set_readonly(mddev); else if (mddev->ro == MD_RDONLY) err = restart_array(mddev); if (err == 0) { @@ -4588,6 +4602,11 @@ array_state_store(struct mddev *mddev, const char *buf, size_t len) sysfs_notify_dirent_safe(mddev->sysfs_state); } mddev_unlock(mddev); + + if (st == readonly || st == read_auto || st == inactive || + (err && st == clear)) + clear_bit(MD_CLOSING, &mddev->flags); + return err ?: len; } static struct md_sysfs_entry md_array_state = @@ -4915,6 +4934,35 @@ static void stop_sync_thread(struct mddev *mddev, bool locked, bool check_seq) mddev_lock_nointr(mddev); } +void md_idle_sync_thread(struct mddev *mddev) +{ + lockdep_assert_held(&mddev->reconfig_mutex); + + clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); + stop_sync_thread(mddev, true, true); +} +EXPORT_SYMBOL_GPL(md_idle_sync_thread); + +void md_frozen_sync_thread(struct mddev *mddev) +{ + lockdep_assert_held(&mddev->reconfig_mutex); + + set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); + stop_sync_thread(mddev, true, false); +} +EXPORT_SYMBOL_GPL(md_frozen_sync_thread); + +void md_unfrozen_sync_thread(struct mddev *mddev) +{ + lockdep_assert_held(&mddev->reconfig_mutex); + + clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + md_wakeup_thread(mddev->thread); + sysfs_notify_dirent_safe(mddev->sysfs_action); +} +EXPORT_SYMBOL_GPL(md_unfrozen_sync_thread); + static void idle_sync_thread(struct mddev *mddev) { mutex_lock(&mddev->sync_mutex); @@ -5706,6 +5754,51 @@ static const struct kobj_type md_ktype = { int mdp_major = 0; +/* stack the limit for all rdevs into lim */ +void mddev_stack_rdev_limits(struct mddev *mddev, struct queue_limits *lim) +{ + struct md_rdev *rdev; + + rdev_for_each(rdev, mddev) { + queue_limits_stack_bdev(lim, rdev->bdev, rdev->data_offset, + mddev->gendisk->disk_name); + } +} +EXPORT_SYMBOL_GPL(mddev_stack_rdev_limits); + +/* apply the extra stacking limits from a new rdev into mddev */ +int mddev_stack_new_rdev(struct mddev *mddev, struct md_rdev *rdev) +{ + struct queue_limits lim; + + if (mddev_is_dm(mddev)) + return 0; + + lim = queue_limits_start_update(mddev->gendisk->queue); + queue_limits_stack_bdev(&lim, rdev->bdev, rdev->data_offset, + mddev->gendisk->disk_name); + return queue_limits_commit_update(mddev->gendisk->queue, &lim); +} +EXPORT_SYMBOL_GPL(mddev_stack_new_rdev); + +/* update the optimal I/O size after a reshape */ +void mddev_update_io_opt(struct mddev *mddev, unsigned int nr_stripes) +{ + struct queue_limits lim; + + if (mddev_is_dm(mddev)) + return; + + /* don't bother updating io_opt if we can't suspend the array */ + if (mddev_suspend(mddev, false) < 0) + return; + lim = queue_limits_start_update(mddev->gendisk->queue); + lim.io_opt = lim.io_min * nr_stripes; + queue_limits_commit_update(mddev->gendisk->queue, &lim); + mddev_resume(mddev); +} +EXPORT_SYMBOL_GPL(mddev_update_io_opt); + static void mddev_delayed_delete(struct work_struct *ws) { struct mddev *mddev = container_of(ws, struct mddev, del_work); @@ -5770,10 +5863,11 @@ struct mddev *md_alloc(dev_t dev, char *name) */ mddev->hold_active = UNTIL_STOP; - error = -ENOMEM; - disk = blk_alloc_disk(NUMA_NO_NODE); - if (!disk) + disk = blk_alloc_disk(NULL, NUMA_NO_NODE); + if (IS_ERR(disk)) { + error = PTR_ERR(disk); goto out_free_mddev; + } disk->major = MAJOR(mddev->unit); disk->first_minor = unit << shift; @@ -5787,9 +5881,7 @@ struct mddev *md_alloc(dev_t dev, char *name) disk->fops = &md_fops; disk->private_data = mddev; - mddev->queue = disk->queue; - blk_set_stacking_limits(&mddev->queue->limits); - blk_queue_write_cache(mddev->queue, true, true); + blk_queue_write_cache(disk->queue, true, true); disk->events |= DISK_EVENT_MEDIA_CHANGE; mddev->gendisk = disk; error = add_disk(disk); @@ -5931,7 +6023,7 @@ int md_run(struct mddev *mddev) invalidate_bdev(rdev->bdev); if (mddev->ro != MD_RDONLY && rdev_read_only(rdev)) { mddev->ro = MD_RDONLY; - if (mddev->gendisk) + if (!mddev_is_dm(mddev)) set_disk_ro(mddev->gendisk, 1); } @@ -6034,7 +6126,10 @@ int md_run(struct mddev *mddev) pr_warn("True protection against single-disk failure might be compromised.\n"); } - mddev->recovery = 0; + /* dm-raid expect sync_thread to be frozen until resume */ + if (mddev->gendisk) + mddev->recovery = 0; + /* may be over-ridden by personality */ mddev->resync_max_sectors = mddev->dev_sectors; @@ -6090,7 +6185,8 @@ int md_run(struct mddev *mddev) } } - if (mddev->queue) { + if (!mddev_is_dm(mddev)) { + struct request_queue *q = mddev->gendisk->queue; bool nonrot = true; rdev_for_each(rdev, mddev) { @@ -6102,14 +6198,14 @@ int md_run(struct mddev *mddev) if (mddev->degraded) nonrot = false; if (nonrot) - blk_queue_flag_set(QUEUE_FLAG_NONROT, mddev->queue); + blk_queue_flag_set(QUEUE_FLAG_NONROT, q); else - blk_queue_flag_clear(QUEUE_FLAG_NONROT, mddev->queue); - blk_queue_flag_set(QUEUE_FLAG_IO_STAT, mddev->queue); + blk_queue_flag_clear(QUEUE_FLAG_NONROT, q); + blk_queue_flag_set(QUEUE_FLAG_IO_STAT, q); /* Set the NOWAIT flags if all underlying devices support it */ if (nowait) - blk_queue_flag_set(QUEUE_FLAG_NOWAIT, mddev->queue); + blk_queue_flag_set(QUEUE_FLAG_NOWAIT, q); } if (pers->sync_request) { if (mddev->kobj.sd && @@ -6188,7 +6284,6 @@ int do_md_run(struct mddev *mddev) /* run start up tasks that require md_thread */ md_start(mddev); - md_wakeup_thread(mddev->thread); md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ set_capacity_and_notify(mddev->gendisk, mddev->array_sectors); @@ -6209,7 +6304,6 @@ int md_start(struct mddev *mddev) if (mddev->pers->start) { set_bit(MD_RECOVERY_WAIT, &mddev->recovery); - md_wakeup_thread(mddev->thread); ret = mddev->pers->start(mddev); clear_bit(MD_RECOVERY_WAIT, &mddev->recovery); md_wakeup_thread(mddev->sync_thread); @@ -6254,7 +6348,6 @@ static int restart_array(struct mddev *mddev) pr_debug("md: %s switched to read-write mode.\n", mdname(mddev)); /* Kick recovery or resync if necessary */ set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - md_wakeup_thread(mddev->thread); md_wakeup_thread(mddev->sync_thread); sysfs_notify_dirent_safe(mddev->sysfs_state); return 0; @@ -6274,7 +6367,15 @@ static void md_clean(struct mddev *mddev) mddev->persistent = 0; mddev->level = LEVEL_NONE; mddev->clevel[0] = 0; - mddev->flags = 0; + /* + * Don't clear MD_CLOSING, or mddev can be opened again. + * 'hold_active != 0' means mddev is still in the creation + * process and will be used later. + */ + if (mddev->hold_active) + mddev->flags = 0; + else + mddev->flags &= BIT_ULL_MASK(MD_CLOSING); mddev->sb_flags = 0; mddev->ro = MD_RDWR; mddev->metadata_type[0] = 0; @@ -6311,7 +6412,6 @@ static void md_clean(struct mddev *mddev) static void __md_stop_writes(struct mddev *mddev) { - stop_sync_thread(mddev, true, false); del_timer_sync(&mddev->safemode_timer); if (mddev->pers && mddev->pers->quiesce) { @@ -6336,6 +6436,8 @@ static void __md_stop_writes(struct mddev *mddev) void md_stop_writes(struct mddev *mddev) { mddev_lock_nointr(mddev); + set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); + stop_sync_thread(mddev, true, false); __md_stop_writes(mddev); mddev_unlock(mddev); } @@ -6349,8 +6451,10 @@ static void mddev_detach(struct mddev *mddev) mddev->pers->quiesce(mddev, 0); } md_unregister_thread(mddev, &mddev->thread); - if (mddev->queue) - blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/ + + /* the unplug fn references 'conf' */ + if (!mddev_is_dm(mddev)) + blk_sync_queue(mddev->gendisk->queue); } static void __md_stop(struct mddev *mddev) @@ -6387,7 +6491,8 @@ void md_stop(struct mddev *mddev) EXPORT_SYMBOL_GPL(md_stop); -static int md_set_readonly(struct mddev *mddev, struct block_device *bdev) +/* ensure 'mddev->pers' exist before calling md_set_readonly() */ +static int md_set_readonly(struct mddev *mddev) { int err = 0; int did_freeze = 0; @@ -6398,7 +6503,6 @@ static int md_set_readonly(struct mddev *mddev, struct block_device *bdev) if (!test_bit(MD_RECOVERY_FROZEN, &mddev->recovery)) { did_freeze = 1; set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); - md_wakeup_thread(mddev->thread); } stop_sync_thread(mddev, false, false); @@ -6406,36 +6510,29 @@ static int md_set_readonly(struct mddev *mddev, struct block_device *bdev) !test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags)); mddev_lock_nointr(mddev); - mutex_lock(&mddev->open_mutex); - if ((mddev->pers && atomic_read(&mddev->openers) > !!bdev) || - mddev->sync_thread || - test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) { + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) { pr_warn("md: %s still in use.\n",mdname(mddev)); err = -EBUSY; goto out; } - if (mddev->pers) { - __md_stop_writes(mddev); - - if (mddev->ro == MD_RDONLY) { - err = -ENXIO; - goto out; - } + __md_stop_writes(mddev); - mddev->ro = MD_RDONLY; - set_disk_ro(mddev->gendisk, 1); + if (mddev->ro == MD_RDONLY) { + err = -ENXIO; + goto out; } + mddev->ro = MD_RDONLY; + set_disk_ro(mddev->gendisk, 1); + out: - if ((mddev->pers && !err) || did_freeze) { + if (!err || did_freeze) { clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - md_wakeup_thread(mddev->thread); sysfs_notify_dirent_safe(mddev->sysfs_state); } - mutex_unlock(&mddev->open_mutex); return err; } @@ -6443,8 +6540,7 @@ out: * 0 - completely stop and dis-assemble array * 2 - stop but do not disassemble array */ -static int do_md_stop(struct mddev *mddev, int mode, - struct block_device *bdev) +static int do_md_stop(struct mddev *mddev, int mode) { struct gendisk *disk = mddev->gendisk; struct md_rdev *rdev; @@ -6453,22 +6549,16 @@ static int do_md_stop(struct mddev *mddev, int mode, if (!test_bit(MD_RECOVERY_FROZEN, &mddev->recovery)) { did_freeze = 1; set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); - md_wakeup_thread(mddev->thread); } stop_sync_thread(mddev, true, false); - mutex_lock(&mddev->open_mutex); - if ((mddev->pers && atomic_read(&mddev->openers) > !!bdev) || - mddev->sysfs_active || - mddev->sync_thread || + if (mddev->sysfs_active || test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) { pr_warn("md: %s still in use.\n",mdname(mddev)); - mutex_unlock(&mddev->open_mutex); if (did_freeze) { clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - md_wakeup_thread(mddev->thread); } return -EBUSY; } @@ -6487,13 +6577,11 @@ static int do_md_stop(struct mddev *mddev, int mode, sysfs_unlink_rdev(mddev, rdev); set_capacity_and_notify(disk, 0); - mutex_unlock(&mddev->open_mutex); mddev->changed = 1; if (!md_is_rdwr(mddev)) mddev->ro = MD_RDWR; - } else - mutex_unlock(&mddev->open_mutex); + } /* * Free resources if final stop */ @@ -6539,7 +6627,7 @@ static void autorun_array(struct mddev *mddev) err = do_md_run(mddev); if (err) { pr_warn("md: do_md_run() returned %d\n", err); - do_md_stop(mddev, 0, NULL); + do_md_stop(mddev, 0); } } @@ -7009,9 +7097,7 @@ kick_rdev: md_kick_rdev_from_array(rdev); set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); - if (mddev->thread) - md_wakeup_thread(mddev->thread); - else + if (!mddev->thread) md_update_sb(mddev, 1); md_new_event(); @@ -7086,14 +7172,13 @@ static int hot_add_disk(struct mddev *mddev, dev_t dev) if (!bdev_nowait(rdev->bdev)) { pr_info("%s: Disabling nowait because %pg does not support nowait\n", mdname(mddev), rdev->bdev); - blk_queue_flag_clear(QUEUE_FLAG_NOWAIT, mddev->queue); + blk_queue_flag_clear(QUEUE_FLAG_NOWAIT, mddev->gendisk->queue); } /* * Kick recovery, maybe this spare has to be added to the * array immediately. */ set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - md_wakeup_thread(mddev->thread); md_new_event(); return 0; @@ -7307,8 +7392,7 @@ static int update_size(struct mddev *mddev, sector_t num_sectors) * of each device. If num_sectors is zero, we find the largest size * that fits. */ - if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || - mddev->sync_thread) + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) return -EBUSY; if (!md_is_rdwr(mddev)) return -EROFS; @@ -7325,10 +7409,9 @@ static int update_size(struct mddev *mddev, sector_t num_sectors) if (!rv) { if (mddev_is_clustered(mddev)) md_cluster_ops->update_size(mddev, old_dev_sectors); - else if (mddev->queue) { + else if (!mddev_is_dm(mddev)) set_capacity_and_notify(mddev->gendisk, mddev->array_sectors); - } } return rv; } @@ -7345,8 +7428,7 @@ static int update_raid_disks(struct mddev *mddev, int raid_disks) if (raid_disks <= 0 || (mddev->max_disks && raid_disks >= mddev->max_disks)) return -EINVAL; - if (mddev->sync_thread || - test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || test_bit(MD_RESYNCING_REMOTE, &mddev->recovery) || mddev->reshape_position != MaxSector) return -EBUSY; @@ -7542,16 +7624,17 @@ static int md_getgeo(struct block_device *bdev, struct hd_geometry *geo) return 0; } -static inline bool md_ioctl_valid(unsigned int cmd) +static inline int md_ioctl_valid(unsigned int cmd) { switch (cmd) { - case ADD_NEW_DISK: case GET_ARRAY_INFO: - case GET_BITMAP_FILE: case GET_DISK_INFO: + case RAID_VERSION: + return 0; + case ADD_NEW_DISK: + case GET_BITMAP_FILE: case HOT_ADD_DISK: case HOT_REMOVE_DISK: - case RAID_VERSION: case RESTART_ARRAY_RW: case RUN_ARRAY: case SET_ARRAY_INFO: @@ -7560,9 +7643,11 @@ static inline bool md_ioctl_valid(unsigned int cmd) case STOP_ARRAY: case STOP_ARRAY_RO: case CLUSTERED_DISK_NACK: - return true; + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + return 0; default: - return false; + return -ENOTTY; } } @@ -7620,31 +7705,17 @@ static int md_ioctl(struct block_device *bdev, blk_mode_t mode, int err = 0; void __user *argp = (void __user *)arg; struct mddev *mddev = NULL; - bool did_set_md_closing = false; - - if (!md_ioctl_valid(cmd)) - return -ENOTTY; - switch (cmd) { - case RAID_VERSION: - case GET_ARRAY_INFO: - case GET_DISK_INFO: - break; - default: - if (!capable(CAP_SYS_ADMIN)) - return -EACCES; - } + err = md_ioctl_valid(cmd); + if (err) + return err; /* * Commands dealing with the RAID driver but not any * particular array: */ - switch (cmd) { - case RAID_VERSION: - err = get_version(argp); - goto out; - default:; - } + if (cmd == RAID_VERSION) + return get_version(argp); /* * Commands creating/starting a new array: @@ -7652,35 +7723,23 @@ static int md_ioctl(struct block_device *bdev, blk_mode_t mode, mddev = bdev->bd_disk->private_data; - if (!mddev) { - BUG(); - goto out; - } - /* Some actions do not requires the mutex */ switch (cmd) { case GET_ARRAY_INFO: if (!mddev->raid_disks && !mddev->external) - err = -ENODEV; - else - err = get_array_info(mddev, argp); - goto out; + return -ENODEV; + return get_array_info(mddev, argp); case GET_DISK_INFO: if (!mddev->raid_disks && !mddev->external) - err = -ENODEV; - else - err = get_disk_info(mddev, argp); - goto out; + return -ENODEV; + return get_disk_info(mddev, argp); case SET_DISK_FAULTY: - err = set_disk_faulty(mddev, new_decode_dev(arg)); - goto out; + return set_disk_faulty(mddev, new_decode_dev(arg)); case GET_BITMAP_FILE: - err = get_bitmap_file(mddev, argp); - goto out; - + return get_bitmap_file(mddev, argp); } if (cmd == HOT_REMOVE_DISK) @@ -7693,20 +7752,9 @@ static int md_ioctl(struct block_device *bdev, blk_mode_t mode, /* Need to flush page cache, and ensure no-one else opens * and writes */ - mutex_lock(&mddev->open_mutex); - if (mddev->pers && atomic_read(&mddev->openers) > 1) { - mutex_unlock(&mddev->open_mutex); - err = -EBUSY; - goto out; - } - if (test_and_set_bit(MD_CLOSING, &mddev->flags)) { - mutex_unlock(&mddev->open_mutex); - err = -EBUSY; - goto out; - } - did_set_md_closing = true; - mutex_unlock(&mddev->open_mutex); - sync_blockdev(bdev); + err = mddev_set_closing_and_sync_blockdev(mddev, 1); + if (err) + return err; } if (!md_is_rdwr(mddev)) @@ -7747,11 +7795,12 @@ static int md_ioctl(struct block_device *bdev, blk_mode_t mode, goto unlock; case STOP_ARRAY: - err = do_md_stop(mddev, 0, bdev); + err = do_md_stop(mddev, 0); goto unlock; case STOP_ARRAY_RO: - err = md_set_readonly(mddev, bdev); + if (mddev->pers) + err = md_set_readonly(mddev); goto unlock; case HOT_REMOVE_DISK: @@ -7846,7 +7895,7 @@ unlock: mddev_unlock(mddev); out: - if(did_set_md_closing) + if (cmd == STOP_ARRAY_RO || (err && cmd == STOP_ARRAY)) clear_bit(MD_CLOSING, &mddev->flags); return err; } @@ -8683,10 +8732,7 @@ void md_submit_discard_bio(struct mddev *mddev, struct md_rdev *rdev, bio_chain(discard_bio, bio); bio_clone_blkg_association(discard_bio, bio); - if (mddev->gendisk) - trace_block_bio_remap(discard_bio, - disk_devt(mddev->gendisk), - bio->bi_iter.bi_sector); + mddev_trace_remap(mddev, discard_bio, bio->bi_iter.bi_sector); submit_bio_noacct(discard_bio); } EXPORT_SYMBOL_GPL(md_submit_discard_bio); @@ -8733,6 +8779,23 @@ void md_account_bio(struct mddev *mddev, struct bio **bio) } EXPORT_SYMBOL_GPL(md_account_bio); +void md_free_cloned_bio(struct bio *bio) +{ + struct md_io_clone *md_io_clone = bio->bi_private; + struct bio *orig_bio = md_io_clone->orig_bio; + struct mddev *mddev = md_io_clone->mddev; + + if (bio->bi_status && !orig_bio->bi_status) + orig_bio->bi_status = bio->bi_status; + + if (md_io_clone->start_time) + bio_end_io_acct(orig_bio, md_io_clone->start_time); + + bio_put(bio); + percpu_ref_put(&mddev->active_io); +} +EXPORT_SYMBOL_GPL(md_free_cloned_bio); + /* md_allow_write(mddev) * Calling this ensures that the array is marked 'active' so that writes * may proceed without blocking. It is important to call this before @@ -8788,12 +8851,16 @@ void md_do_sync(struct md_thread *thread) int ret; /* just incase thread restarts... */ - if (test_bit(MD_RECOVERY_DONE, &mddev->recovery) || - test_bit(MD_RECOVERY_WAIT, &mddev->recovery)) + if (test_bit(MD_RECOVERY_DONE, &mddev->recovery)) return; - if (!md_is_rdwr(mddev)) {/* never try to sync a read-only array */ + + if (test_bit(MD_RECOVERY_INTR, &mddev->recovery)) + goto skip; + + if (test_bit(MD_RECOVERY_WAIT, &mddev->recovery) || + !md_is_rdwr(mddev)) {/* never try to sync a read-only array */ set_bit(MD_RECOVERY_INTR, &mddev->recovery); - return; + goto skip; } if (mddev_is_clustered(mddev)) { @@ -9162,7 +9229,7 @@ void md_do_sync(struct md_thread *thread) mddev->delta_disks > 0 && mddev->pers->finish_reshape && mddev->pers->size && - mddev->queue) { + !mddev_is_dm(mddev)) { mddev_lock_nointr(mddev); md_set_array_sectors(mddev, mddev->pers->size(mddev, 0, 0)); mddev_unlock(mddev); @@ -9262,9 +9329,14 @@ static bool md_spares_need_change(struct mddev *mddev) { struct md_rdev *rdev; - rdev_for_each(rdev, mddev) - if (rdev_removeable(rdev) || rdev_addable(rdev)) + rcu_read_lock(); + rdev_for_each_rcu(rdev, mddev) { + if (rdev_removeable(rdev) || rdev_addable(rdev)) { + rcu_read_unlock(); return true; + } + } + rcu_read_unlock(); return false; } @@ -9368,13 +9440,19 @@ static void md_start_sync(struct work_struct *ws) struct mddev *mddev = container_of(ws, struct mddev, sync_work); int spares = 0; bool suspend = false; + char *name; - if (md_spares_need_change(mddev)) + /* + * If reshape is still in progress, spares won't be added or removed + * from conf until reshape is done. + */ + if (mddev->reshape_position == MaxSector && + md_spares_need_change(mddev)) { suspend = true; + mddev_suspend(mddev, false); + } - suspend ? mddev_suspend_and_lock_nointr(mddev) : - mddev_lock_nointr(mddev); - + mddev_lock_nointr(mddev); if (!md_is_rdwr(mddev)) { /* * On a read-only array we can: @@ -9400,8 +9478,10 @@ static void md_start_sync(struct work_struct *ws) if (spares) md_bitmap_write_all(mddev->bitmap); + name = test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) ? + "reshape" : "resync"; rcu_assign_pointer(mddev->sync_thread, - md_register_thread(md_do_sync, mddev, "resync")); + md_register_thread(md_do_sync, mddev, name)); if (!mddev->sync_thread) { pr_warn("%s: could not start resync thread...\n", mdname(mddev)); @@ -9445,6 +9525,20 @@ not_running: sysfs_notify_dirent_safe(mddev->sysfs_action); } +static void unregister_sync_thread(struct mddev *mddev) +{ + if (!test_bit(MD_RECOVERY_DONE, &mddev->recovery)) { + /* resync/recovery still happening */ + clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + return; + } + + if (WARN_ON_ONCE(!mddev->sync_thread)) + return; + + md_reap_sync_thread(mddev); +} + /* * This routine is regularly called by all per-raid-array threads to * deal with generic issues like resync and super-block update. @@ -9469,9 +9563,6 @@ not_running: */ void md_check_recovery(struct mddev *mddev) { - if (READ_ONCE(mddev->suspended)) - return; - if (mddev->bitmap) md_bitmap_daemon_work(mddev); @@ -9485,7 +9576,8 @@ void md_check_recovery(struct mddev *mddev) } if (!md_is_rdwr(mddev) && - !test_bit(MD_RECOVERY_NEEDED, &mddev->recovery)) + !test_bit(MD_RECOVERY_NEEDED, &mddev->recovery) && + !test_bit(MD_RECOVERY_DONE, &mddev->recovery)) return; if ( ! ( (mddev->sb_flags & ~ (1<<MD_SB_CHANGE_PENDING)) || @@ -9507,8 +9599,7 @@ void md_check_recovery(struct mddev *mddev) struct md_rdev *rdev; if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) { - /* sync_work already queued. */ - clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + unregister_sync_thread(mddev); goto unlock; } @@ -9571,16 +9662,7 @@ void md_check_recovery(struct mddev *mddev) * still set. */ if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) { - if (!test_bit(MD_RECOVERY_DONE, &mddev->recovery)) { - /* resync/recovery still happening */ - clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - goto unlock; - } - - if (WARN_ON_ONCE(!mddev->sync_thread)) - goto unlock; - - md_reap_sync_thread(mddev); + unregister_sync_thread(mddev); goto unlock; } diff --git a/drivers/md/md.h b/drivers/md/md.h index 8d881cc59799..097d9dbd69b8 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -18,6 +18,7 @@ #include <linux/timer.h> #include <linux/wait.h> #include <linux/workqueue.h> +#include <trace/events/block.h> #include "md-cluster.h" #define MaxSector (~(sector_t)0) @@ -59,7 +60,7 @@ struct md_rdev { */ struct block_device *meta_bdev; struct block_device *bdev; /* block device handle */ - struct bdev_handle *bdev_handle; /* Handle from open for bdev */ + struct file *bdev_file; /* Handle from open for bdev */ struct page *sb_page, *bb_page; int sb_loaded; @@ -207,6 +208,7 @@ enum flag_bits { * check if there is collision between raid1 * serial bios. */ + Nonrot, /* non-rotational device (SSD) */ }; static inline int is_badblock(struct md_rdev *rdev, sector_t s, int sectors, @@ -222,6 +224,16 @@ static inline int is_badblock(struct md_rdev *rdev, sector_t s, int sectors, } return 0; } + +static inline int rdev_has_badblock(struct md_rdev *rdev, sector_t s, + int sectors) +{ + sector_t first_bad; + int bad_sectors; + + return is_badblock(rdev, s, sectors, &first_bad, &bad_sectors); +} + extern int rdev_set_badblocks(struct md_rdev *rdev, sector_t s, int sectors, int is_new); extern int rdev_clear_badblocks(struct md_rdev *rdev, sector_t s, int sectors, @@ -468,7 +480,6 @@ struct mddev { struct timer_list safemode_timer; struct percpu_ref writes_pending; int sync_checkers; /* # of threads checking writes_pending */ - struct request_queue *queue; /* for plugging ... */ struct bitmap *bitmap; /* the bitmap for the device */ struct { @@ -558,6 +569,37 @@ enum recovery_flags { MD_RESYNCING_REMOTE, /* remote node is running resync thread */ }; +enum md_ro_state { + MD_RDWR, + MD_RDONLY, + MD_AUTO_READ, + MD_MAX_STATE +}; + +static inline bool md_is_rdwr(struct mddev *mddev) +{ + return (mddev->ro == MD_RDWR); +} + +static inline bool reshape_interrupted(struct mddev *mddev) +{ + /* reshape never start */ + if (mddev->reshape_position == MaxSector) + return false; + + /* interrupted */ + if (!test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) + return true; + + /* running reshape will be interrupted soon. */ + if (test_bit(MD_RECOVERY_WAIT, &mddev->recovery) || + test_bit(MD_RECOVERY_INTR, &mddev->recovery) || + test_bit(MD_RECOVERY_FROZEN, &mddev->recovery)) + return true; + + return false; +} + static inline int __must_check mddev_lock(struct mddev *mddev) { return mutex_lock_interruptible(&mddev->reconfig_mutex); @@ -617,6 +659,7 @@ struct md_personality int (*start_reshape) (struct mddev *mddev); void (*finish_reshape) (struct mddev *mddev); void (*update_reshape_pos) (struct mddev *mddev); + void (*prepare_suspend) (struct mddev *mddev); /* quiesce suspends or resumes internal processing. * 1 - stop new actions and wait for action io to complete * 0 - return to normal behaviour @@ -750,6 +793,7 @@ extern void md_finish_reshape(struct mddev *mddev); void md_submit_discard_bio(struct mddev *mddev, struct md_rdev *rdev, struct bio *bio, sector_t start, sector_t size); void md_account_bio(struct mddev *mddev, struct bio **bio); +void md_free_cloned_bio(struct bio *bio); extern bool __must_check md_flush_request(struct mddev *mddev, struct bio *bio); extern void md_super_write(struct mddev *mddev, struct md_rdev *rdev, @@ -778,9 +822,12 @@ extern void md_stop_writes(struct mddev *mddev); extern int md_rdev_init(struct md_rdev *rdev); extern void md_rdev_clear(struct md_rdev *rdev); -extern void md_handle_request(struct mddev *mddev, struct bio *bio); +extern bool md_handle_request(struct mddev *mddev, struct bio *bio); extern int mddev_suspend(struct mddev *mddev, bool interruptible); extern void mddev_resume(struct mddev *mddev); +extern void md_idle_sync_thread(struct mddev *mddev); +extern void md_frozen_sync_thread(struct mddev *mddev); +extern void md_unfrozen_sync_thread(struct mddev *mddev); extern void md_reload_sb(struct mddev *mddev, int raid_disk); extern void md_update_sb(struct mddev *mddev, int force); @@ -821,7 +868,7 @@ static inline void mddev_check_write_zeroes(struct mddev *mddev, struct bio *bio { if (bio_op(bio) == REQ_OP_WRITE_ZEROES && !bio->bi_bdev->bd_disk->queue->limits.max_write_zeroes_sectors) - mddev->queue->limits.max_write_zeroes_sectors = 0; + mddev->gendisk->queue->limits.max_write_zeroes_sectors = 0; } static inline int mddev_suspend_and_lock(struct mddev *mddev) @@ -860,7 +907,31 @@ void md_autostart_arrays(int part); int md_set_array_info(struct mddev *mddev, struct mdu_array_info_s *info); int md_add_new_disk(struct mddev *mddev, struct mdu_disk_info_s *info); int do_md_run(struct mddev *mddev); +void mddev_stack_rdev_limits(struct mddev *mddev, struct queue_limits *lim); +int mddev_stack_new_rdev(struct mddev *mddev, struct md_rdev *rdev); +void mddev_update_io_opt(struct mddev *mddev, unsigned int nr_stripes); extern const struct block_device_operations md_fops; +/* + * MD devices can be used undeneath by DM, in which case ->gendisk is NULL. + */ +static inline bool mddev_is_dm(struct mddev *mddev) +{ + return !mddev->gendisk; +} + +static inline void mddev_trace_remap(struct mddev *mddev, struct bio *bio, + sector_t sector) +{ + if (!mddev_is_dm(mddev)) + trace_block_bio_remap(bio, disk_devt(mddev->gendisk), sector); +} + +#define mddev_add_trace_msg(mddev, fmt, args...) \ +do { \ + if (!mddev_is_dm(mddev)) \ + blk_add_trace_msg((mddev)->gendisk->queue, fmt, ##args); \ +} while (0) + #endif /* _MD_MD_H */ diff --git a/drivers/md/persistent-data/dm-block-manager.c b/drivers/md/persistent-data/dm-block-manager.c index 0e010e1204aa..b17b54df673b 100644 --- a/drivers/md/persistent-data/dm-block-manager.c +++ b/drivers/md/persistent-data/dm-block-manager.c @@ -656,7 +656,7 @@ EXPORT_SYMBOL_GPL(dm_bm_checksum); /*----------------------------------------------------------------*/ MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); +MODULE_AUTHOR("Joe Thornber <dm-devel@lists.linux.dev>"); MODULE_DESCRIPTION("Immutable metadata library for dm"); /*----------------------------------------------------------------*/ diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index c50a7abda744..c5d4aeb68404 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -379,6 +379,19 @@ static void raid0_free(struct mddev *mddev, void *priv) free_conf(mddev, conf); } +static int raid0_set_limits(struct mddev *mddev) +{ + struct queue_limits lim; + + blk_set_stacking_limits(&lim); + lim.max_hw_sectors = mddev->chunk_sectors; + lim.max_write_zeroes_sectors = mddev->chunk_sectors; + lim.io_min = mddev->chunk_sectors << 9; + lim.io_opt = lim.io_min * mddev->raid_disks; + mddev_stack_rdev_limits(mddev, &lim); + return queue_limits_set(mddev->gendisk->queue, &lim); +} + static int raid0_run(struct mddev *mddev) { struct r0conf *conf; @@ -399,20 +412,10 @@ static int raid0_run(struct mddev *mddev) mddev->private = conf; } conf = mddev->private; - if (mddev->queue) { - struct md_rdev *rdev; - - blk_queue_max_hw_sectors(mddev->queue, mddev->chunk_sectors); - blk_queue_max_write_zeroes_sectors(mddev->queue, mddev->chunk_sectors); - - blk_queue_io_min(mddev->queue, mddev->chunk_sectors << 9); - blk_queue_io_opt(mddev->queue, - (mddev->chunk_sectors << 9) * mddev->raid_disks); - - rdev_for_each(rdev, mddev) { - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); - } + if (!mddev_is_dm(mddev)) { + ret = raid0_set_limits(mddev); + if (ret) + goto out_free_conf; } /* calculate array device size */ @@ -426,8 +429,10 @@ static int raid0_run(struct mddev *mddev) ret = md_integrity_register(mddev); if (ret) - free_conf(mddev, conf); - + goto out_free_conf; + return 0; +out_free_conf: + free_conf(mddev, conf); return ret; } @@ -578,10 +583,7 @@ static void raid0_map_submit_bio(struct mddev *mddev, struct bio *bio) bio_set_dev(bio, tmp_dev->bdev); bio->bi_iter.bi_sector = sector + zone->dev_start + tmp_dev->data_offset; - - if (mddev->gendisk) - trace_block_bio_remap(bio, disk_devt(mddev->gendisk), - bio_sector); + mddev_trace_remap(mddev, bio, bio_sector); mddev_check_write_zeroes(mddev, bio); submit_bio_noacct(bio); } diff --git a/drivers/md/raid1-10.c b/drivers/md/raid1-10.c index 512746551f36..2ea1710a3b70 100644 --- a/drivers/md/raid1-10.c +++ b/drivers/md/raid1-10.c @@ -227,3 +227,72 @@ static inline bool exceed_read_errors(struct mddev *mddev, struct md_rdev *rdev) return false; } + +/** + * raid1_check_read_range() - check a given read range for bad blocks, + * available read length is returned; + * @rdev: the rdev to read; + * @this_sector: read position; + * @len: read length; + * + * helper function for read_balance() + * + * 1) If there are no bad blocks in the range, @len is returned; + * 2) If the range are all bad blocks, 0 is returned; + * 3) If there are partial bad blocks: + * - If the bad block range starts after @this_sector, the length of first + * good region is returned; + * - If the bad block range starts before @this_sector, 0 is returned and + * the @len is updated to the offset into the region before we get to the + * good blocks; + */ +static inline int raid1_check_read_range(struct md_rdev *rdev, + sector_t this_sector, int *len) +{ + sector_t first_bad; + int bad_sectors; + + /* no bad block overlap */ + if (!is_badblock(rdev, this_sector, *len, &first_bad, &bad_sectors)) + return *len; + + /* + * bad block range starts offset into our range so we can return the + * number of sectors before the bad blocks start. + */ + if (first_bad > this_sector) + return first_bad - this_sector; + + /* read range is fully consumed by bad blocks. */ + if (this_sector + *len <= first_bad + bad_sectors) + return 0; + + /* + * final case, bad block range starts before or at the start of our + * range but does not cover our entire range so we still return 0 but + * update the length with the number of sectors before we get to the + * good ones. + */ + *len = first_bad + bad_sectors - this_sector; + return 0; +} + +/* + * Check if read should choose the first rdev. + * + * Balance on the whole device if no resync is going on (recovery is ok) or + * below the resync window. Otherwise, take the first readable disk. + */ +static inline bool raid1_should_read_first(struct mddev *mddev, + sector_t this_sector, int len) +{ + if ((mddev->recovery_cp < this_sector + len)) + return true; + + if (mddev_is_clustered(mddev) && + md_cluster_ops->area_resyncing(mddev, READ, this_sector, + this_sector + len)) + return true; + + return false; +} diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 286f8b16c7bd..be8ac24f50b6 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -46,9 +46,6 @@ static void allow_barrier(struct r1conf *conf, sector_t sector_nr); static void lower_barrier(struct r1conf *conf, sector_t sector_nr); -#define raid1_log(md, fmt, args...) \ - do { if ((md)->queue) blk_add_trace_msg((md)->queue, "raid1 " fmt, ##args); } while (0) - #define RAID_1_10_NAME "raid1" #include "raid1-10.c" @@ -498,9 +495,6 @@ static void raid1_end_write_request(struct bio *bio) * to user-side. So if something waits for IO, then it * will wait for the 'master' bio. */ - sector_t first_bad; - int bad_sectors; - r1_bio->bios[mirror] = NULL; to_put = bio; /* @@ -516,8 +510,8 @@ static void raid1_end_write_request(struct bio *bio) set_bit(R1BIO_Uptodate, &r1_bio->state); /* Maybe we can clear some bad blocks. */ - if (is_badblock(rdev, r1_bio->sector, r1_bio->sectors, - &first_bad, &bad_sectors) && !discard_error) { + if (rdev_has_badblock(rdev, r1_bio->sector, r1_bio->sectors) && + !discard_error) { r1_bio->bios[mirror] = IO_MADE_GOOD; set_bit(R1BIO_MadeGood, &r1_bio->state); } @@ -582,211 +576,312 @@ static sector_t align_to_barrier_unit_end(sector_t start_sector, return len; } -/* - * This routine returns the disk from which the requested read should - * be done. There is a per-array 'next expected sequential IO' sector - * number - if this matches on the next IO then we use the last disk. - * There is also a per-disk 'last know head position' sector that is - * maintained from IRQ contexts, both the normal and the resync IO - * completion handlers update this position correctly. If there is no - * perfect sequential match then we pick the disk whose head is closest. - * - * If there are 2 mirrors in the same 2 devices, performance degrades - * because position is mirror, not device based. - * - * The rdev for the device selected will have nr_pending incremented. - */ -static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, int *max_sectors) +static void update_read_sectors(struct r1conf *conf, int disk, + sector_t this_sector, int len) { - const sector_t this_sector = r1_bio->sector; - int sectors; - int best_good_sectors; - int best_disk, best_dist_disk, best_pending_disk; - int has_nonrot_disk; + struct raid1_info *info = &conf->mirrors[disk]; + + atomic_inc(&info->rdev->nr_pending); + if (info->next_seq_sect != this_sector) + info->seq_start = this_sector; + info->next_seq_sect = this_sector + len; +} + +static int choose_first_rdev(struct r1conf *conf, struct r1bio *r1_bio, + int *max_sectors) +{ + sector_t this_sector = r1_bio->sector; + int len = r1_bio->sectors; int disk; - sector_t best_dist; - unsigned int min_pending; - struct md_rdev *rdev; - int choose_first; - int choose_next_idle; - /* - * Check if we can balance. We can balance on the whole - * device if no resync is going on, or below the resync window. - * We take the first readable disk when above the resync window. - */ - retry: - sectors = r1_bio->sectors; - best_disk = -1; - best_dist_disk = -1; - best_dist = MaxSector; - best_pending_disk = -1; - min_pending = UINT_MAX; - best_good_sectors = 0; - has_nonrot_disk = 0; - choose_next_idle = 0; - clear_bit(R1BIO_FailFast, &r1_bio->state); + for (disk = 0 ; disk < conf->raid_disks * 2 ; disk++) { + struct md_rdev *rdev; + int read_len; - if ((conf->mddev->recovery_cp < this_sector + sectors) || - (mddev_is_clustered(conf->mddev) && - md_cluster_ops->area_resyncing(conf->mddev, READ, this_sector, - this_sector + sectors))) - choose_first = 1; - else - choose_first = 0; + if (r1_bio->bios[disk] == IO_BLOCKED) + continue; + + rdev = conf->mirrors[disk].rdev; + if (!rdev || test_bit(Faulty, &rdev->flags)) + continue; + + /* choose the first disk even if it has some bad blocks. */ + read_len = raid1_check_read_range(rdev, this_sector, &len); + if (read_len > 0) { + update_read_sectors(conf, disk, this_sector, read_len); + *max_sectors = read_len; + return disk; + } + } + + return -1; +} + +static int choose_bb_rdev(struct r1conf *conf, struct r1bio *r1_bio, + int *max_sectors) +{ + sector_t this_sector = r1_bio->sector; + int best_disk = -1; + int best_len = 0; + int disk; for (disk = 0 ; disk < conf->raid_disks * 2 ; disk++) { - sector_t dist; - sector_t first_bad; - int bad_sectors; - unsigned int pending; - bool nonrot; + struct md_rdev *rdev; + int len; + int read_len; + + if (r1_bio->bios[disk] == IO_BLOCKED) + continue; rdev = conf->mirrors[disk].rdev; - if (r1_bio->bios[disk] == IO_BLOCKED - || rdev == NULL - || test_bit(Faulty, &rdev->flags)) + if (!rdev || test_bit(Faulty, &rdev->flags) || + test_bit(WriteMostly, &rdev->flags)) continue; - if (!test_bit(In_sync, &rdev->flags) && - rdev->recovery_offset < this_sector + sectors) + + /* keep track of the disk with the most readable sectors. */ + len = r1_bio->sectors; + read_len = raid1_check_read_range(rdev, this_sector, &len); + if (read_len > best_len) { + best_disk = disk; + best_len = read_len; + } + } + + if (best_disk != -1) { + *max_sectors = best_len; + update_read_sectors(conf, best_disk, this_sector, best_len); + } + + return best_disk; +} + +static int choose_slow_rdev(struct r1conf *conf, struct r1bio *r1_bio, + int *max_sectors) +{ + sector_t this_sector = r1_bio->sector; + int bb_disk = -1; + int bb_read_len = 0; + int disk; + + for (disk = 0 ; disk < conf->raid_disks * 2 ; disk++) { + struct md_rdev *rdev; + int len; + int read_len; + + if (r1_bio->bios[disk] == IO_BLOCKED) continue; - if (test_bit(WriteMostly, &rdev->flags)) { - /* Don't balance among write-mostly, just - * use the first as a last resort */ - if (best_dist_disk < 0) { - if (is_badblock(rdev, this_sector, sectors, - &first_bad, &bad_sectors)) { - if (first_bad <= this_sector) - /* Cannot use this */ - continue; - best_good_sectors = first_bad - this_sector; - } else - best_good_sectors = sectors; - best_dist_disk = disk; - best_pending_disk = disk; - } + + rdev = conf->mirrors[disk].rdev; + if (!rdev || test_bit(Faulty, &rdev->flags) || + !test_bit(WriteMostly, &rdev->flags)) continue; + + /* there are no bad blocks, we can use this disk */ + len = r1_bio->sectors; + read_len = raid1_check_read_range(rdev, this_sector, &len); + if (read_len == r1_bio->sectors) { + update_read_sectors(conf, disk, this_sector, read_len); + return disk; } - /* This is a reasonable device to use. It might - * even be best. + + /* + * there are partial bad blocks, choose the rdev with largest + * read length. */ - if (is_badblock(rdev, this_sector, sectors, - &first_bad, &bad_sectors)) { - if (best_dist < MaxSector) - /* already have a better device */ - continue; - if (first_bad <= this_sector) { - /* cannot read here. If this is the 'primary' - * device, then we must not read beyond - * bad_sectors from another device.. - */ - bad_sectors -= (this_sector - first_bad); - if (choose_first && sectors > bad_sectors) - sectors = bad_sectors; - if (best_good_sectors > sectors) - best_good_sectors = sectors; - - } else { - sector_t good_sectors = first_bad - this_sector; - if (good_sectors > best_good_sectors) { - best_good_sectors = good_sectors; - best_disk = disk; - } - if (choose_first) - break; - } - continue; - } else { - if ((sectors > best_good_sectors) && (best_disk >= 0)) - best_disk = -1; - best_good_sectors = sectors; + if (read_len > bb_read_len) { + bb_disk = disk; + bb_read_len = read_len; } + } + + if (bb_disk != -1) { + *max_sectors = bb_read_len; + update_read_sectors(conf, bb_disk, this_sector, bb_read_len); + } + + return bb_disk; +} + +static bool is_sequential(struct r1conf *conf, int disk, struct r1bio *r1_bio) +{ + /* TODO: address issues with this check and concurrency. */ + return conf->mirrors[disk].next_seq_sect == r1_bio->sector || + conf->mirrors[disk].head_position == r1_bio->sector; +} + +/* + * If buffered sequential IO size exceeds optimal iosize, check if there is idle + * disk. If yes, choose the idle disk. + */ +static bool should_choose_next(struct r1conf *conf, int disk) +{ + struct raid1_info *mirror = &conf->mirrors[disk]; + int opt_iosize; + + if (!test_bit(Nonrot, &mirror->rdev->flags)) + return false; + + opt_iosize = bdev_io_opt(mirror->rdev->bdev) >> 9; + return opt_iosize > 0 && mirror->seq_start != MaxSector && + mirror->next_seq_sect > opt_iosize && + mirror->next_seq_sect - opt_iosize >= mirror->seq_start; +} + +static bool rdev_readable(struct md_rdev *rdev, struct r1bio *r1_bio) +{ + if (!rdev || test_bit(Faulty, &rdev->flags)) + return false; + + /* still in recovery */ + if (!test_bit(In_sync, &rdev->flags) && + rdev->recovery_offset < r1_bio->sector + r1_bio->sectors) + return false; + + /* don't read from slow disk unless have to */ + if (test_bit(WriteMostly, &rdev->flags)) + return false; + + /* don't split IO for bad blocks unless have to */ + if (rdev_has_badblock(rdev, r1_bio->sector, r1_bio->sectors)) + return false; + + return true; +} + +struct read_balance_ctl { + sector_t closest_dist; + int closest_dist_disk; + int min_pending; + int min_pending_disk; + int sequential_disk; + int readable_disks; +}; + +static int choose_best_rdev(struct r1conf *conf, struct r1bio *r1_bio) +{ + int disk; + struct read_balance_ctl ctl = { + .closest_dist_disk = -1, + .closest_dist = MaxSector, + .min_pending_disk = -1, + .min_pending = UINT_MAX, + .sequential_disk = -1, + }; + + for (disk = 0 ; disk < conf->raid_disks * 2 ; disk++) { + struct md_rdev *rdev; + sector_t dist; + unsigned int pending; - if (best_disk >= 0) - /* At least two disks to choose from so failfast is OK */ + if (r1_bio->bios[disk] == IO_BLOCKED) + continue; + + rdev = conf->mirrors[disk].rdev; + if (!rdev_readable(rdev, r1_bio)) + continue; + + /* At least two disks to choose from so failfast is OK */ + if (ctl.readable_disks++ == 1) set_bit(R1BIO_FailFast, &r1_bio->state); - nonrot = bdev_nonrot(rdev->bdev); - has_nonrot_disk |= nonrot; pending = atomic_read(&rdev->nr_pending); - dist = abs(this_sector - conf->mirrors[disk].head_position); - if (choose_first) { - best_disk = disk; - break; - } + dist = abs(r1_bio->sector - conf->mirrors[disk].head_position); + /* Don't change to another disk for sequential reads */ - if (conf->mirrors[disk].next_seq_sect == this_sector - || dist == 0) { - int opt_iosize = bdev_io_opt(rdev->bdev) >> 9; - struct raid1_info *mirror = &conf->mirrors[disk]; + if (is_sequential(conf, disk, r1_bio)) { + if (!should_choose_next(conf, disk)) + return disk; - best_disk = disk; /* - * If buffered sequential IO size exceeds optimal - * iosize, check if there is idle disk. If yes, choose - * the idle disk. read_balance could already choose an - * idle disk before noticing it's a sequential IO in - * this disk. This doesn't matter because this disk - * will idle, next time it will be utilized after the - * first disk has IO size exceeds optimal iosize. In - * this way, iosize of the first disk will be optimal - * iosize at least. iosize of the second disk might be - * small, but not a big deal since when the second disk - * starts IO, the first disk is likely still busy. + * Add 'pending' to avoid choosing this disk if + * there is other idle disk. */ - if (nonrot && opt_iosize > 0 && - mirror->seq_start != MaxSector && - mirror->next_seq_sect > opt_iosize && - mirror->next_seq_sect - opt_iosize >= - mirror->seq_start) { - choose_next_idle = 1; - continue; - } - break; + pending++; + /* + * If there is no other idle disk, this disk + * will be chosen. + */ + ctl.sequential_disk = disk; } - if (choose_next_idle) - continue; - - if (min_pending > pending) { - min_pending = pending; - best_pending_disk = disk; + if (ctl.min_pending > pending) { + ctl.min_pending = pending; + ctl.min_pending_disk = disk; } - if (dist < best_dist) { - best_dist = dist; - best_dist_disk = disk; + if (ctl.closest_dist > dist) { + ctl.closest_dist = dist; + ctl.closest_dist_disk = disk; } } /* + * sequential IO size exceeds optimal iosize, however, there is no other + * idle disk, so choose the sequential disk. + */ + if (ctl.sequential_disk != -1 && ctl.min_pending != 0) + return ctl.sequential_disk; + + /* * If all disks are rotational, choose the closest disk. If any disk is * non-rotational, choose the disk with less pending request even the * disk is rotational, which might/might not be optimal for raids with * mixed ratation/non-rotational disks depending on workload. */ - if (best_disk == -1) { - if (has_nonrot_disk || min_pending == 0) - best_disk = best_pending_disk; - else - best_disk = best_dist_disk; - } + if (ctl.min_pending_disk != -1 && + (READ_ONCE(conf->nonrot_disks) || ctl.min_pending == 0)) + return ctl.min_pending_disk; + else + return ctl.closest_dist_disk; +} - if (best_disk >= 0) { - rdev = conf->mirrors[best_disk].rdev; - if (!rdev) - goto retry; - atomic_inc(&rdev->nr_pending); - sectors = best_good_sectors; +/* + * This routine returns the disk from which the requested read should be done. + * + * 1) If resync is in progress, find the first usable disk and use it even if it + * has some bad blocks. + * + * 2) Now that there is no resync, loop through all disks and skipping slow + * disks and disks with bad blocks for now. Only pay attention to key disk + * choice. + * + * 3) If we've made it this far, now look for disks with bad blocks and choose + * the one with most number of sectors. + * + * 4) If we are all the way at the end, we have no choice but to use a disk even + * if it is write mostly. + * + * The rdev for the device selected will have nr_pending incremented. + */ +static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, + int *max_sectors) +{ + int disk; - if (conf->mirrors[best_disk].next_seq_sect != this_sector) - conf->mirrors[best_disk].seq_start = this_sector; + clear_bit(R1BIO_FailFast, &r1_bio->state); + + if (raid1_should_read_first(conf->mddev, r1_bio->sector, + r1_bio->sectors)) + return choose_first_rdev(conf, r1_bio, max_sectors); - conf->mirrors[best_disk].next_seq_sect = this_sector + sectors; + disk = choose_best_rdev(conf, r1_bio); + if (disk >= 0) { + *max_sectors = r1_bio->sectors; + update_read_sectors(conf, disk, r1_bio->sector, + r1_bio->sectors); + return disk; } - *max_sectors = sectors; - return best_disk; + /* + * If we are here it means we didn't find a perfectly good disk so + * now spend a bit more time trying to find one with the most good + * sectors. + */ + disk = choose_bb_rdev(conf, r1_bio, max_sectors); + if (disk >= 0) + return disk; + + return choose_slow_rdev(conf, r1_bio, max_sectors); } static void wake_up_barrier(struct r1conf *conf) @@ -1098,7 +1193,7 @@ static void freeze_array(struct r1conf *conf, int extra) */ spin_lock_irq(&conf->resync_lock); conf->array_frozen = 1; - raid1_log(conf->mddev, "wait freeze"); + mddev_add_trace_msg(conf->mddev, "raid1 wait freeze"); wait_event_lock_irq_cmd( conf->wait_barrier, get_unqueued_pending(conf) == extra, @@ -1287,7 +1382,7 @@ static void raid1_read_request(struct mddev *mddev, struct bio *bio, * Reading from a write-mostly device must take care not to * over-take any writes that are 'behind' */ - raid1_log(mddev, "wait behind writes"); + mddev_add_trace_msg(mddev, "raid1 wait behind writes"); wait_event(bitmap->behind_wait, atomic_read(&bitmap->behind_writes) == 0); } @@ -1320,11 +1415,7 @@ static void raid1_read_request(struct mddev *mddev, struct bio *bio, test_bit(R1BIO_FailFast, &r1_bio->state)) read_bio->bi_opf |= MD_FAILFAST; read_bio->bi_private = r1_bio; - - if (mddev->gendisk) - trace_block_bio_remap(read_bio, disk_devt(mddev->gendisk), - r1_bio->sector); - + mddev_trace_remap(mddev, read_bio, r1_bio->sector); submit_bio_noacct(read_bio); } @@ -1474,7 +1565,8 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio, bio_wouldblock_error(bio); return; } - raid1_log(mddev, "wait rdev %d blocked", blocked_rdev->raid_disk); + mddev_add_trace_msg(mddev, "raid1 wait rdev %d blocked", + blocked_rdev->raid_disk); md_wait_for_blocked_rdev(blocked_rdev, mddev); wait_barrier(conf, bio->bi_iter.bi_sector, false); goto retry_write; @@ -1557,10 +1649,7 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio, mbio->bi_private = r1_bio; atomic_inc(&r1_bio->remaining); - - if (mddev->gendisk) - trace_block_bio_remap(mbio, disk_devt(mddev->gendisk), - r1_bio->sector); + mddev_trace_remap(mddev, mbio, r1_bio->sector); /* flush_pending_writes() needs access to the rdev so...*/ mbio->bi_bdev = (void *)rdev; if (!raid1_add_bio_to_plug(mddev, mbio, raid1_unplug, disks)) { @@ -1760,6 +1849,52 @@ static int raid1_spare_active(struct mddev *mddev) return count; } +static bool raid1_add_conf(struct r1conf *conf, struct md_rdev *rdev, int disk, + bool replacement) +{ + struct raid1_info *info = conf->mirrors + disk; + + if (replacement) + info += conf->raid_disks; + + if (info->rdev) + return false; + + if (bdev_nonrot(rdev->bdev)) { + set_bit(Nonrot, &rdev->flags); + WRITE_ONCE(conf->nonrot_disks, conf->nonrot_disks + 1); + } + + rdev->raid_disk = disk; + info->head_position = 0; + info->seq_start = MaxSector; + WRITE_ONCE(info->rdev, rdev); + + return true; +} + +static bool raid1_remove_conf(struct r1conf *conf, int disk) +{ + struct raid1_info *info = conf->mirrors + disk; + struct md_rdev *rdev = info->rdev; + + if (!rdev || test_bit(In_sync, &rdev->flags) || + atomic_read(&rdev->nr_pending)) + return false; + + /* Only remove non-faulty devices if recovery is not possible. */ + if (!test_bit(Faulty, &rdev->flags) && + rdev->mddev->recovery_disabled != conf->recovery_disabled && + rdev->mddev->degraded < conf->raid_disks) + return false; + + if (test_and_clear_bit(Nonrot, &rdev->flags)) + WRITE_ONCE(conf->nonrot_disks, conf->nonrot_disks - 1); + + WRITE_ONCE(info->rdev, NULL); + return true; +} + static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev) { struct r1conf *conf = mddev->private; @@ -1791,19 +1926,16 @@ static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev) for (mirror = first; mirror <= last; mirror++) { p = conf->mirrors + mirror; if (!p->rdev) { - if (mddev->gendisk) - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); + err = mddev_stack_new_rdev(mddev, rdev); + if (err) + return err; - p->head_position = 0; - rdev->raid_disk = mirror; - err = 0; + raid1_add_conf(conf, rdev, mirror, false); /* As all devices are equivalent, we don't need a full recovery * if this was recently any drive of the array */ if (rdev->saved_raid_disk < 0) conf->fullsync = 1; - WRITE_ONCE(p->rdev, rdev); break; } if (test_bit(WantReplacement, &p->rdev->flags) && @@ -1813,13 +1945,11 @@ static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev) if (err && repl_slot >= 0) { /* Add this device as a replacement */ - p = conf->mirrors + repl_slot; clear_bit(In_sync, &rdev->flags); set_bit(Replacement, &rdev->flags); - rdev->raid_disk = repl_slot; + raid1_add_conf(conf, rdev, repl_slot, true); err = 0; conf->fullsync = 1; - WRITE_ONCE(p[conf->raid_disks].rdev, rdev); } print_conf(conf); @@ -1836,27 +1966,20 @@ static int raid1_remove_disk(struct mddev *mddev, struct md_rdev *rdev) if (unlikely(number >= conf->raid_disks)) goto abort; - if (rdev != p->rdev) - p = conf->mirrors + conf->raid_disks + number; + if (rdev != p->rdev) { + number += conf->raid_disks; + p = conf->mirrors + number; + } print_conf(conf); if (rdev == p->rdev) { - if (test_bit(In_sync, &rdev->flags) || - atomic_read(&rdev->nr_pending)) { + if (!raid1_remove_conf(conf, number)) { err = -EBUSY; goto abort; } - /* Only remove non-faulty devices if recovery - * is not possible. - */ - if (!test_bit(Faulty, &rdev->flags) && - mddev->recovery_disabled != conf->recovery_disabled && - mddev->degraded < conf->raid_disks) { - err = -EBUSY; - goto abort; - } - WRITE_ONCE(p->rdev, NULL); - if (conf->mirrors[conf->raid_disks + number].rdev) { + + if (number < conf->raid_disks && + conf->mirrors[conf->raid_disks + number].rdev) { /* We just removed a device that is being replaced. * Move down the replacement. We drain all IO before * doing this to avoid confusion. @@ -1944,8 +2067,6 @@ static void end_sync_write(struct bio *bio) struct r1bio *r1_bio = get_resync_r1bio(bio); struct mddev *mddev = r1_bio->mddev; struct r1conf *conf = mddev->private; - sector_t first_bad; - int bad_sectors; struct md_rdev *rdev = conf->mirrors[find_bio_disk(r1_bio, bio)].rdev; if (!uptodate) { @@ -1955,14 +2076,11 @@ static void end_sync_write(struct bio *bio) set_bit(MD_RECOVERY_NEEDED, & mddev->recovery); set_bit(R1BIO_WriteError, &r1_bio->state); - } else if (is_badblock(rdev, r1_bio->sector, r1_bio->sectors, - &first_bad, &bad_sectors) && - !is_badblock(conf->mirrors[r1_bio->read_disk].rdev, - r1_bio->sector, - r1_bio->sectors, - &first_bad, &bad_sectors) - ) + } else if (rdev_has_badblock(rdev, r1_bio->sector, r1_bio->sectors) && + !rdev_has_badblock(conf->mirrors[r1_bio->read_disk].rdev, + r1_bio->sector, r1_bio->sectors)) { set_bit(R1BIO_MadeGood, &r1_bio->state); + } put_sync_write_buf(r1_bio, uptodate); } @@ -2279,16 +2397,12 @@ static void fix_read_error(struct r1conf *conf, struct r1bio *r1_bio) s = PAGE_SIZE >> 9; do { - sector_t first_bad; - int bad_sectors; - rdev = conf->mirrors[d].rdev; if (rdev && (test_bit(In_sync, &rdev->flags) || (!test_bit(Faulty, &rdev->flags) && rdev->recovery_offset >= sect + s)) && - is_badblock(rdev, sect, s, - &first_bad, &bad_sectors) == 0) { + rdev_has_badblock(rdev, sect, s) == 0) { atomic_inc(&rdev->nr_pending); if (sync_page_io(rdev, sect, s<<9, conf->tmppage, REQ_OP_READ, false)) @@ -3006,23 +3120,17 @@ static struct r1conf *setup_conf(struct mddev *mddev) err = -EINVAL; spin_lock_init(&conf->device_lock); + conf->raid_disks = mddev->raid_disks; rdev_for_each(rdev, mddev) { int disk_idx = rdev->raid_disk; - if (disk_idx >= mddev->raid_disks - || disk_idx < 0) + + if (disk_idx >= conf->raid_disks || disk_idx < 0) continue; - if (test_bit(Replacement, &rdev->flags)) - disk = conf->mirrors + mddev->raid_disks + disk_idx; - else - disk = conf->mirrors + disk_idx; - if (disk->rdev) + if (!raid1_add_conf(conf, rdev, disk_idx, + test_bit(Replacement, &rdev->flags))) goto abort; - disk->rdev = rdev; - disk->head_position = 0; - disk->seq_start = MaxSector; } - conf->raid_disks = mddev->raid_disks; conf->mddev = mddev; INIT_LIST_HEAD(&conf->retry_list); INIT_LIST_HEAD(&conf->bio_end_io_list); @@ -3086,12 +3194,21 @@ static struct r1conf *setup_conf(struct mddev *mddev) return ERR_PTR(err); } +static int raid1_set_limits(struct mddev *mddev) +{ + struct queue_limits lim; + + blk_set_stacking_limits(&lim); + lim.max_write_zeroes_sectors = 0; + mddev_stack_rdev_limits(mddev, &lim); + return queue_limits_set(mddev->gendisk->queue, &lim); +} + static void raid1_free(struct mddev *mddev, void *priv); static int raid1_run(struct mddev *mddev) { struct r1conf *conf; int i; - struct md_rdev *rdev; int ret; if (mddev->level != 1) { @@ -3118,14 +3235,10 @@ static int raid1_run(struct mddev *mddev) if (IS_ERR(conf)) return PTR_ERR(conf); - if (mddev->queue) - blk_queue_max_write_zeroes_sectors(mddev->queue, 0); - - rdev_for_each(rdev, mddev) { - if (!mddev->gendisk) - continue; - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); + if (!mddev_is_dm(mddev)) { + ret = raid1_set_limits(mddev); + if (ret) + goto abort; } mddev->degraded = 0; diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h index 14d4211a123a..5300cbaa58a4 100644 --- a/drivers/md/raid1.h +++ b/drivers/md/raid1.h @@ -71,6 +71,7 @@ struct r1conf { * allow for replacements. */ int raid_disks; + int nonrot_disks; spinlock_t device_lock; diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 7412066ea22c..a4556d2e46bf 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -76,9 +76,6 @@ static void reshape_request_write(struct mddev *mddev, struct r10bio *r10_bio); static void end_reshape_write(struct bio *bio); static void end_reshape(struct r10conf *conf); -#define raid10_log(md, fmt, args...) \ - do { if ((md)->queue) blk_add_trace_msg((md)->queue, "raid10 " fmt, ##args); } while (0) - #include "raid1-10.c" #define NULL_CMD @@ -518,11 +515,7 @@ static void raid10_end_write_request(struct bio *bio) * The 'master' represents the composite IO operation to * user-side. So if something waits for IO, then it will * wait for the 'master' bio. - */ - sector_t first_bad; - int bad_sectors; - - /* + * * Do not set R10BIO_Uptodate if the current device is * rebuilding or Faulty. This is because we cannot use * such device for properly reading the data back (we could @@ -535,10 +528,9 @@ static void raid10_end_write_request(struct bio *bio) set_bit(R10BIO_Uptodate, &r10_bio->state); /* Maybe we can clear some bad blocks. */ - if (is_badblock(rdev, - r10_bio->devs[slot].addr, - r10_bio->sectors, - &first_bad, &bad_sectors) && !discard_error) { + if (rdev_has_badblock(rdev, r10_bio->devs[slot].addr, + r10_bio->sectors) && + !discard_error) { bio_put(bio); if (repl) r10_bio->devs[slot].repl_bio = IO_MADE_GOOD; @@ -753,17 +745,8 @@ static struct md_rdev *read_balance(struct r10conf *conf, best_good_sectors = 0; do_balance = 1; clear_bit(R10BIO_FailFast, &r10_bio->state); - /* - * Check if we can balance. We can balance on the whole - * device if no resync is going on (recovery is ok), or below - * the resync window. We take the first readable disk when - * above the resync window. - */ - if ((conf->mddev->recovery_cp < MaxSector - && (this_sector + sectors >= conf->next_resync)) || - (mddev_is_clustered(conf->mddev) && - md_cluster_ops->area_resyncing(conf->mddev, READ, this_sector, - this_sector + sectors))) + + if (raid1_should_read_first(conf->mddev, this_sector, sectors)) do_balance = 0; for (slot = 0; slot < conf->copies ; slot++) { @@ -1033,7 +1016,7 @@ static bool wait_barrier(struct r10conf *conf, bool nowait) ret = false; } else { conf->nr_waiting++; - raid10_log(conf->mddev, "wait barrier"); + mddev_add_trace_msg(conf->mddev, "raid10 wait barrier"); wait_event_barrier(conf, stop_waiting_barrier(conf)); conf->nr_waiting--; } @@ -1152,7 +1135,7 @@ static bool regular_request_wait(struct mddev *mddev, struct r10conf *conf, bio_wouldblock_error(bio); return false; } - raid10_log(conf->mddev, "wait reshape"); + mddev_add_trace_msg(conf->mddev, "raid10 wait reshape"); wait_event(conf->wait_barrier, conf->reshape_progress <= bio->bi_iter.bi_sector || conf->reshape_progress >= bio->bi_iter.bi_sector + @@ -1249,10 +1232,7 @@ static void raid10_read_request(struct mddev *mddev, struct bio *bio, test_bit(R10BIO_FailFast, &r10_bio->state)) read_bio->bi_opf |= MD_FAILFAST; read_bio->bi_private = r10_bio; - - if (mddev->gendisk) - trace_block_bio_remap(read_bio, disk_devt(mddev->gendisk), - r10_bio->sector); + mddev_trace_remap(mddev, read_bio, r10_bio->sector); submit_bio_noacct(read_bio); return; } @@ -1288,10 +1268,7 @@ static void raid10_write_one_disk(struct mddev *mddev, struct r10bio *r10_bio, && enough(conf, devnum)) mbio->bi_opf |= MD_FAILFAST; mbio->bi_private = r10_bio; - - if (conf->mddev->gendisk) - trace_block_bio_remap(mbio, disk_devt(conf->mddev->gendisk), - r10_bio->sector); + mddev_trace_remap(mddev, mbio, r10_bio->sector); /* flush_pending_writes() needs access to the rdev so...*/ mbio->bi_bdev = (void *)rdev; @@ -1330,10 +1307,7 @@ retry_wait: } if (rdev && test_bit(WriteErrorSeen, &rdev->flags)) { - sector_t first_bad; sector_t dev_sector = r10_bio->devs[i].addr; - int bad_sectors; - int is_bad; /* * Discard request doesn't care the write result @@ -1342,9 +1316,8 @@ retry_wait: if (!r10_bio->sectors) continue; - is_bad = is_badblock(rdev, dev_sector, r10_bio->sectors, - &first_bad, &bad_sectors); - if (is_bad < 0) { + if (rdev_has_badblock(rdev, dev_sector, + r10_bio->sectors) < 0) { /* * Mustn't write here until the bad block * is acknowledged @@ -1360,8 +1333,9 @@ retry_wait: if (unlikely(blocked_rdev)) { /* Have to wait for this device to get unblocked, then retry */ allow_barrier(conf); - raid10_log(conf->mddev, "%s wait rdev %d blocked", - __func__, blocked_rdev->raid_disk); + mddev_add_trace_msg(conf->mddev, + "raid10 %s wait rdev %d blocked", + __func__, blocked_rdev->raid_disk); md_wait_for_blocked_rdev(blocked_rdev, mddev); wait_barrier(conf, false); goto retry_wait; @@ -1416,7 +1390,8 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio, bio_wouldblock_error(bio); return; } - raid10_log(conf->mddev, "wait reshape metadata"); + mddev_add_trace_msg(conf->mddev, + "raid10 wait reshape metadata"); wait_event(mddev->sb_wait, !test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags)); @@ -2131,10 +2106,9 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev) continue; } - if (mddev->gendisk) - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); - + err = mddev_stack_new_rdev(mddev, rdev); + if (err) + return err; p->head_position = 0; p->recovery_disabled = mddev->recovery_disabled - 1; rdev->raid_disk = mirror; @@ -2150,10 +2124,9 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev) clear_bit(In_sync, &rdev->flags); set_bit(Replacement, &rdev->flags); rdev->raid_disk = repl_slot; - err = 0; - if (mddev->gendisk) - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); + err = mddev_stack_new_rdev(mddev, rdev); + if (err) + return err; conf->fullsync = 1; WRITE_ONCE(p->replacement, rdev); } @@ -2290,8 +2263,6 @@ static void end_sync_write(struct bio *bio) struct mddev *mddev = r10_bio->mddev; struct r10conf *conf = mddev->private; int d; - sector_t first_bad; - int bad_sectors; int slot; int repl; struct md_rdev *rdev = NULL; @@ -2312,11 +2283,10 @@ static void end_sync_write(struct bio *bio) &rdev->mddev->recovery); set_bit(R10BIO_WriteError, &r10_bio->state); } - } else if (is_badblock(rdev, - r10_bio->devs[slot].addr, - r10_bio->sectors, - &first_bad, &bad_sectors)) + } else if (rdev_has_badblock(rdev, r10_bio->devs[slot].addr, + r10_bio->sectors)) { set_bit(R10BIO_MadeGood, &r10_bio->state); + } rdev_dec_pending(rdev, mddev); @@ -2597,11 +2567,8 @@ static void recovery_request_write(struct mddev *mddev, struct r10bio *r10_bio) static int r10_sync_page_io(struct md_rdev *rdev, sector_t sector, int sectors, struct page *page, enum req_op op) { - sector_t first_bad; - int bad_sectors; - - if (is_badblock(rdev, sector, sectors, &first_bad, &bad_sectors) - && (op == REQ_OP_READ || test_bit(WriteErrorSeen, &rdev->flags))) + if (rdev_has_badblock(rdev, sector, sectors) && + (op == REQ_OP_READ || test_bit(WriteErrorSeen, &rdev->flags))) return -1; if (sync_page_io(rdev, sector, sectors << 9, page, op, false)) /* success */ @@ -2658,16 +2625,14 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 s = PAGE_SIZE >> 9; do { - sector_t first_bad; - int bad_sectors; - d = r10_bio->devs[sl].devnum; rdev = conf->mirrors[d].rdev; if (rdev && test_bit(In_sync, &rdev->flags) && !test_bit(Faulty, &rdev->flags) && - is_badblock(rdev, r10_bio->devs[sl].addr + sect, s, - &first_bad, &bad_sectors) == 0) { + rdev_has_badblock(rdev, + r10_bio->devs[sl].addr + sect, + s) == 0) { atomic_inc(&rdev->nr_pending); success = sync_page_io(rdev, r10_bio->devs[sl].addr + @@ -4002,14 +3967,26 @@ static struct r10conf *setup_conf(struct mddev *mddev) return ERR_PTR(err); } -static void raid10_set_io_opt(struct r10conf *conf) +static unsigned int raid10_nr_stripes(struct r10conf *conf) { - int raid_disks = conf->geo.raid_disks; + unsigned int raid_disks = conf->geo.raid_disks; + + if (conf->geo.raid_disks % conf->geo.near_copies) + return raid_disks; + return raid_disks / conf->geo.near_copies; +} - if (!(conf->geo.raid_disks % conf->geo.near_copies)) - raid_disks /= conf->geo.near_copies; - blk_queue_io_opt(conf->mddev->queue, (conf->mddev->chunk_sectors << 9) * - raid_disks); +static int raid10_set_queue_limits(struct mddev *mddev) +{ + struct r10conf *conf = mddev->private; + struct queue_limits lim; + + blk_set_stacking_limits(&lim); + lim.max_write_zeroes_sectors = 0; + lim.io_min = mddev->chunk_sectors << 9; + lim.io_opt = lim.io_min * raid10_nr_stripes(conf); + mddev_stack_rdev_limits(mddev, &lim); + return queue_limits_set(mddev->gendisk->queue, &lim); } static int raid10_run(struct mddev *mddev) @@ -4021,6 +3998,7 @@ static int raid10_run(struct mddev *mddev) sector_t size; sector_t min_offset_diff = 0; int first = 1; + int ret = -EIO; if (mddev->private == NULL) { conf = setup_conf(mddev); @@ -4047,12 +4025,6 @@ static int raid10_run(struct mddev *mddev) } } - if (mddev->queue) { - blk_queue_max_write_zeroes_sectors(mddev->queue, 0); - blk_queue_io_min(mddev->queue, mddev->chunk_sectors << 9); - raid10_set_io_opt(conf); - } - rdev_for_each(rdev, mddev) { long long diff; @@ -4081,14 +4053,16 @@ static int raid10_run(struct mddev *mddev) if (first || diff < min_offset_diff) min_offset_diff = diff; - if (mddev->gendisk) - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); - disk->head_position = 0; first = 0; } + if (!mddev_is_dm(conf->mddev)) { + ret = raid10_set_queue_limits(mddev); + if (ret) + goto out_free_conf; + } + /* need to check that every block has at least one working mirror */ if (!enough(conf, -1)) { pr_err("md/raid10:%s: not enough operational mirrors.\n", @@ -4175,11 +4149,7 @@ static int raid10_run(struct mddev *mddev) clear_bit(MD_RECOVERY_SYNC, &mddev->recovery); clear_bit(MD_RECOVERY_CHECK, &mddev->recovery); set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery); - set_bit(MD_RECOVERY_RUNNING, &mddev->recovery); - rcu_assign_pointer(mddev->sync_thread, - md_register_thread(md_do_sync, mddev, "reshape")); - if (!mddev->sync_thread) - goto out_free_conf; + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); } return 0; @@ -4189,7 +4159,7 @@ out_free_conf: raid10_free_conf(conf); mddev->private = NULL; out: - return -EIO; + return ret; } static void raid10_free(struct mddev *mddev, void *priv) @@ -4573,16 +4543,8 @@ out: clear_bit(MD_RECOVERY_CHECK, &mddev->recovery); clear_bit(MD_RECOVERY_DONE, &mddev->recovery); set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery); - set_bit(MD_RECOVERY_RUNNING, &mddev->recovery); - - rcu_assign_pointer(mddev->sync_thread, - md_register_thread(md_do_sync, mddev, "reshape")); - if (!mddev->sync_thread) { - ret = -EAGAIN; - goto abort; - } + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); conf->reshape_checkpoint = jiffies; - md_wakeup_thread(mddev->sync_thread); md_new_event(); return 0; @@ -4966,8 +4928,7 @@ static void end_reshape(struct r10conf *conf) conf->reshape_safe = MaxSector; spin_unlock_irq(&conf->device_lock); - if (conf->mddev->queue) - raid10_set_io_opt(conf); + mddev_update_io_opt(conf->mddev, raid10_nr_stripes(conf)); conf->fullsync = 0; } diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c index da4ba736c4f0..a70cbec12ed0 100644 --- a/drivers/md/raid5-ppl.c +++ b/drivers/md/raid5-ppl.c @@ -1393,7 +1393,8 @@ int ppl_init_log(struct r5conf *conf) ppl_conf->signature = ~crc32c_le(~0, mddev->uuid, sizeof(mddev->uuid)); ppl_conf->block_size = 512; } else { - ppl_conf->block_size = queue_logical_block_size(mddev->queue); + ppl_conf->block_size = + queue_logical_block_size(mddev->gendisk->queue); } for (i = 0; i < ppl_conf->count; i++) { diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 8497880135ee..d874abfc1836 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -36,6 +36,7 @@ */ #include <linux/blkdev.h> +#include <linux/delay.h> #include <linux/kthread.h> #include <linux/raid/pq.h> #include <linux/async_tx.h> @@ -760,6 +761,7 @@ enum stripe_result { STRIPE_RETRY, STRIPE_SCHEDULE_AND_RETRY, STRIPE_FAIL, + STRIPE_WAIT_RESHAPE, }; struct stripe_request_ctx { @@ -1210,10 +1212,8 @@ again: */ while (op_is_write(op) && rdev && test_bit(WriteErrorSeen, &rdev->flags)) { - sector_t first_bad; - int bad_sectors; - int bad = is_badblock(rdev, sh->sector, RAID5_STRIPE_SECTORS(conf), - &first_bad, &bad_sectors); + int bad = rdev_has_badblock(rdev, sh->sector, + RAID5_STRIPE_SECTORS(conf)); if (!bad) break; @@ -1295,10 +1295,7 @@ again: if (rrdev) set_bit(R5_DOUBLE_LOCKED, &sh->dev[i].flags); - if (conf->mddev->gendisk) - trace_block_bio_remap(bi, - disk_devt(conf->mddev->gendisk), - sh->dev[i].sector); + mddev_trace_remap(conf->mddev, bi, sh->dev[i].sector); if (should_defer && op_is_write(op)) bio_list_add(&pending_bios, bi); else @@ -1342,10 +1339,7 @@ again: */ if (op == REQ_OP_DISCARD) rbi->bi_vcnt = 0; - if (conf->mddev->gendisk) - trace_block_bio_remap(rbi, - disk_devt(conf->mddev->gendisk), - sh->dev[i].sector); + mddev_trace_remap(conf->mddev, rbi, sh->dev[i].sector); if (should_defer && op_is_write(op)) bio_list_add(&pending_bios, rbi); else @@ -2412,7 +2406,7 @@ static int grow_one_stripe(struct r5conf *conf, gfp_t gfp) atomic_inc(&conf->active_stripes); raid5_release_stripe(sh); - conf->max_nr_stripes++; + WRITE_ONCE(conf->max_nr_stripes, conf->max_nr_stripes + 1); return 1; } @@ -2422,12 +2416,12 @@ static int grow_stripes(struct r5conf *conf, int num) size_t namelen = sizeof(conf->cache_name[0]); int devs = max(conf->raid_disks, conf->previous_raid_disks); - if (conf->mddev->gendisk) + if (mddev_is_dm(conf->mddev)) snprintf(conf->cache_name[0], namelen, - "raid%d-%s", conf->level, mdname(conf->mddev)); + "raid%d-%p", conf->level, conf->mddev); else snprintf(conf->cache_name[0], namelen, - "raid%d-%p", conf->level, conf->mddev); + "raid%d-%s", conf->level, mdname(conf->mddev)); snprintf(conf->cache_name[1], namelen, "%.27s-alt", conf->cache_name[0]); conf->active_name = 0; @@ -2707,7 +2701,7 @@ static int drop_one_stripe(struct r5conf *conf) shrink_buffers(sh); free_stripe(conf->slab_cache, sh); atomic_dec(&conf->active_stripes); - conf->max_nr_stripes--; + WRITE_ONCE(conf->max_nr_stripes, conf->max_nr_stripes - 1); return 1; } @@ -2855,8 +2849,6 @@ static void raid5_end_write_request(struct bio *bi) struct r5conf *conf = sh->raid_conf; int disks = sh->disks, i; struct md_rdev *rdev; - sector_t first_bad; - int bad_sectors; int replacement = 0; for (i = 0 ; i < disks; i++) { @@ -2888,9 +2880,8 @@ static void raid5_end_write_request(struct bio *bi) if (replacement) { if (bi->bi_status) md_error(conf->mddev, rdev); - else if (is_badblock(rdev, sh->sector, - RAID5_STRIPE_SECTORS(conf), - &first_bad, &bad_sectors)) + else if (rdev_has_badblock(rdev, sh->sector, + RAID5_STRIPE_SECTORS(conf))) set_bit(R5_MadeGoodRepl, &sh->dev[i].flags); } else { if (bi->bi_status) { @@ -2900,9 +2891,8 @@ static void raid5_end_write_request(struct bio *bi) if (!test_and_set_bit(WantReplacement, &rdev->flags)) set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery); - } else if (is_badblock(rdev, sh->sector, - RAID5_STRIPE_SECTORS(conf), - &first_bad, &bad_sectors)) { + } else if (rdev_has_badblock(rdev, sh->sector, + RAID5_STRIPE_SECTORS(conf))) { set_bit(R5_MadeGood, &sh->dev[i].flags); if (test_bit(R5_ReadError, &sh->dev[i].flags)) /* That was a successful write so make @@ -4205,10 +4195,9 @@ static int handle_stripe_dirtying(struct r5conf *conf, set_bit(STRIPE_HANDLE, &sh->state); if ((rmw < rcw || (rmw == rcw && conf->rmw_level == PARITY_PREFER_RMW)) && rmw > 0) { /* prefer read-modify-write, but need to get some data */ - if (conf->mddev->queue) - blk_add_trace_msg(conf->mddev->queue, - "raid5 rmw %llu %d", - (unsigned long long)sh->sector, rmw); + mddev_add_trace_msg(conf->mddev, "raid5 rmw %llu %d", + sh->sector, rmw); + for (i = disks; i--; ) { struct r5dev *dev = &sh->dev[i]; if (test_bit(R5_InJournal, &dev->flags) && @@ -4285,10 +4274,11 @@ static int handle_stripe_dirtying(struct r5conf *conf, set_bit(STRIPE_DELAYED, &sh->state); } } - if (rcw && conf->mddev->queue) - blk_add_trace_msg(conf->mddev->queue, "raid5 rcw %llu %d %d %d", - (unsigned long long)sh->sector, - rcw, qread, test_bit(STRIPE_DELAYED, &sh->state)); + if (rcw && !mddev_is_dm(conf->mddev)) + blk_add_trace_msg(conf->mddev->gendisk->queue, + "raid5 rcw %llu %d %d %d", + (unsigned long long)sh->sector, rcw, qread, + test_bit(STRIPE_DELAYED, &sh->state)); } if (rcw > disks && rmw > disks && @@ -4674,8 +4664,6 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) /* Now to look around and see what can be done */ for (i=disks; i--; ) { struct md_rdev *rdev; - sector_t first_bad; - int bad_sectors; int is_bad = 0; dev = &sh->dev[i]; @@ -4719,8 +4707,8 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) rdev = conf->disks[i].replacement; if (rdev && !test_bit(Faulty, &rdev->flags) && rdev->recovery_offset >= sh->sector + RAID5_STRIPE_SECTORS(conf) && - !is_badblock(rdev, sh->sector, RAID5_STRIPE_SECTORS(conf), - &first_bad, &bad_sectors)) + !rdev_has_badblock(rdev, sh->sector, + RAID5_STRIPE_SECTORS(conf))) set_bit(R5_ReadRepl, &dev->flags); else { if (rdev && !test_bit(Faulty, &rdev->flags)) @@ -4733,8 +4721,8 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) if (rdev && test_bit(Faulty, &rdev->flags)) rdev = NULL; if (rdev) { - is_bad = is_badblock(rdev, sh->sector, RAID5_STRIPE_SECTORS(conf), - &first_bad, &bad_sectors); + is_bad = rdev_has_badblock(rdev, sh->sector, + RAID5_STRIPE_SECTORS(conf)); if (s->blocked_rdev == NULL && (test_bit(Blocked, &rdev->flags) || is_bad < 0)) { @@ -5463,8 +5451,8 @@ static int raid5_read_one_chunk(struct mddev *mddev, struct bio *raid_bio) struct r5conf *conf = mddev->private; struct bio *align_bio; struct md_rdev *rdev; - sector_t sector, end_sector, first_bad; - int bad_sectors, dd_idx; + sector_t sector, end_sector; + int dd_idx; bool did_inc; if (!in_chunk_boundary(mddev, raid_bio)) { @@ -5493,8 +5481,7 @@ static int raid5_read_one_chunk(struct mddev *mddev, struct bio *raid_bio) atomic_inc(&rdev->nr_pending); - if (is_badblock(rdev, sector, bio_sectors(raid_bio), &first_bad, - &bad_sectors)) { + if (rdev_has_badblock(rdev, sector, bio_sectors(raid_bio))) { rdev_dec_pending(rdev, mddev); return 0; } @@ -5530,9 +5517,7 @@ static int raid5_read_one_chunk(struct mddev *mddev, struct bio *raid_bio) spin_unlock_irq(&conf->device_lock); } - if (mddev->gendisk) - trace_block_bio_remap(align_bio, disk_devt(mddev->gendisk), - raid_bio->bi_iter.bi_sector); + mddev_trace_remap(mddev, align_bio, raid_bio->bi_iter.bi_sector); submit_bio_noacct(align_bio); return 1; } @@ -5701,8 +5686,8 @@ static void raid5_unplug(struct blk_plug_cb *blk_cb, bool from_schedule) } release_inactive_stripe_list(conf, cb->temp_inactive_list, NR_STRIPE_HASH_LOCKS); - if (mddev->queue) - trace_block_unplug(mddev->queue, cnt, !from_schedule); + if (!mddev_is_dm(mddev)) + trace_block_unplug(mddev->gendisk->queue, cnt, !from_schedule); kfree(cb); } @@ -5946,7 +5931,8 @@ static enum stripe_result make_stripe_request(struct mddev *mddev, if (ahead_of_reshape(mddev, logical_sector, conf->reshape_safe)) { spin_unlock_irq(&conf->device_lock); - return STRIPE_SCHEDULE_AND_RETRY; + ret = STRIPE_SCHEDULE_AND_RETRY; + goto out; } } spin_unlock_irq(&conf->device_lock); @@ -6025,6 +6011,12 @@ static enum stripe_result make_stripe_request(struct mddev *mddev, out_release: raid5_release_stripe(sh); +out: + if (ret == STRIPE_SCHEDULE_AND_RETRY && reshape_interrupted(mddev)) { + bi->bi_status = BLK_STS_RESOURCE; + ret = STRIPE_WAIT_RESHAPE; + pr_err_ratelimited("dm-raid456: io across reshape position while reshape can't make progress"); + } return ret; } @@ -6146,7 +6138,7 @@ static bool raid5_make_request(struct mddev *mddev, struct bio * bi) while (1) { res = make_stripe_request(mddev, conf, &ctx, logical_sector, bi); - if (res == STRIPE_FAIL) + if (res == STRIPE_FAIL || res == STRIPE_WAIT_RESHAPE) break; if (res == STRIPE_RETRY) @@ -6184,6 +6176,11 @@ static bool raid5_make_request(struct mddev *mddev, struct bio * bi) if (rw == WRITE) md_write_end(mddev); + if (res == STRIPE_WAIT_RESHAPE) { + md_free_cloned_bio(bi); + return false; + } + bio_endio(bi); return true; } @@ -6773,7 +6770,18 @@ static void raid5d(struct md_thread *thread) spin_unlock_irq(&conf->device_lock); md_check_recovery(mddev); spin_lock_irq(&conf->device_lock); + + /* + * Waiting on MD_SB_CHANGE_PENDING below may deadlock + * seeing md_check_recovery() is needed to clear + * the flag when using mdmon. + */ + continue; } + + wait_event_lock_irq(mddev->sb_wait, + !test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags), + conf->device_lock); } pr_debug("%d stripes handled\n", handled); @@ -6820,7 +6828,7 @@ raid5_set_cache_size(struct mddev *mddev, int size) if (size <= 16 || size > 32768) return -EINVAL; - conf->min_nr_stripes = size; + WRITE_ONCE(conf->min_nr_stripes, size); mutex_lock(&conf->cache_size_mutex); while (size < conf->max_nr_stripes && drop_one_stripe(conf)) @@ -6832,7 +6840,7 @@ raid5_set_cache_size(struct mddev *mddev, int size) mutex_lock(&conf->cache_size_mutex); while (size > conf->max_nr_stripes) if (!grow_one_stripe(conf, GFP_KERNEL)) { - conf->min_nr_stripes = conf->max_nr_stripes; + WRITE_ONCE(conf->min_nr_stripes, conf->max_nr_stripes); result = -ENOMEM; break; } @@ -6967,10 +6975,8 @@ raid5_store_stripe_size(struct mddev *mddev, const char *page, size_t len) pr_debug("md/raid: change stripe_size from %lu to %lu\n", conf->stripe_size, new); - if (mddev->sync_thread || - test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || - mddev->reshape_position != MaxSector || - mddev->sysfs_active) { + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) || + mddev->reshape_position != MaxSector || mddev->sysfs_active) { err = -EBUSY; goto out_unlock; } @@ -7084,7 +7090,7 @@ raid5_store_skip_copy(struct mddev *mddev, const char *page, size_t len) if (!conf) err = -ENODEV; else if (new != conf->skip_copy) { - struct request_queue *q = mddev->queue; + struct request_queue *q = mddev->gendisk->queue; conf->skip_copy = new; if (new) @@ -7390,11 +7396,13 @@ static unsigned long raid5_cache_count(struct shrinker *shrink, struct shrink_control *sc) { struct r5conf *conf = shrink->private_data; + int max_stripes = READ_ONCE(conf->max_nr_stripes); + int min_stripes = READ_ONCE(conf->min_nr_stripes); - if (conf->max_nr_stripes < conf->min_nr_stripes) + if (max_stripes < min_stripes) /* unlikely, but not impossible */ return 0; - return conf->max_nr_stripes - conf->min_nr_stripes; + return max_stripes - min_stripes; } static struct r5conf *setup_conf(struct mddev *mddev) @@ -7684,10 +7692,65 @@ static int only_parity(int raid_disk, int algo, int raid_disks, int max_degraded return 0; } -static void raid5_set_io_opt(struct r5conf *conf) +static int raid5_set_limits(struct mddev *mddev) { - blk_queue_io_opt(conf->mddev->queue, (conf->chunk_sectors << 9) * - (conf->raid_disks - conf->max_degraded)); + struct r5conf *conf = mddev->private; + struct queue_limits lim; + int data_disks, stripe; + struct md_rdev *rdev; + + /* + * The read-ahead size must cover two whole stripes, which is + * 2 * (datadisks) * chunksize where 'n' is the number of raid devices. + */ + data_disks = conf->previous_raid_disks - conf->max_degraded; + + /* + * We can only discard a whole stripe. It doesn't make sense to + * discard data disk but write parity disk + */ + stripe = roundup_pow_of_two(data_disks * (mddev->chunk_sectors << 9)); + + blk_set_stacking_limits(&lim); + lim.io_min = mddev->chunk_sectors << 9; + lim.io_opt = lim.io_min * (conf->raid_disks - conf->max_degraded); + lim.raid_partial_stripes_expensive = 1; + lim.discard_granularity = stripe; + lim.max_write_zeroes_sectors = 0; + mddev_stack_rdev_limits(mddev, &lim); + rdev_for_each(rdev, mddev) + queue_limits_stack_bdev(&lim, rdev->bdev, rdev->new_data_offset, + mddev->gendisk->disk_name); + + /* + * Zeroing is required for discard, otherwise data could be lost. + * + * Consider a scenario: discard a stripe (the stripe could be + * inconsistent if discard_zeroes_data is 0); write one disk of the + * stripe (the stripe could be inconsistent again depending on which + * disks are used to calculate parity); the disk is broken; The stripe + * data of this disk is lost. + * + * We only allow DISCARD if the sysadmin has confirmed that only safe + * devices are in use by setting a module parameter. A better idea + * might be to turn DISCARD into WRITE_ZEROES requests, as that is + * required to be safe. + */ + if (!devices_handle_discard_safely || + lim.max_discard_sectors < (stripe >> 9) || + lim.discard_granularity < stripe) + lim.max_hw_discard_sectors = 0; + + /* + * Requests require having a bitmap for each stripe. + * Limit the max sectors based on this. + */ + lim.max_hw_sectors = RAID5_MAX_REQ_STRIPES << RAID5_STRIPE_SHIFT(conf); + + /* No restrictions on the number of segments in the request */ + lim.max_segments = USHRT_MAX; + + return queue_limits_set(mddev->gendisk->queue, &lim); } static int raid5_run(struct mddev *mddev) @@ -7700,6 +7763,7 @@ static int raid5_run(struct mddev *mddev) int i; long long min_offset_diff = 0; int first = 1; + int ret = -EIO; if (mddev->recovery_cp != MaxSector) pr_notice("md/raid:%s: not clean -- starting background reconstruction\n", @@ -7936,11 +8000,7 @@ static int raid5_run(struct mddev *mddev) clear_bit(MD_RECOVERY_SYNC, &mddev->recovery); clear_bit(MD_RECOVERY_CHECK, &mddev->recovery); set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery); - set_bit(MD_RECOVERY_RUNNING, &mddev->recovery); - rcu_assign_pointer(mddev->sync_thread, - md_register_thread(md_do_sync, mddev, "reshape")); - if (!mddev->sync_thread) - goto abort; + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); } /* Ok, everything is just fine now */ @@ -7952,66 +8012,10 @@ static int raid5_run(struct mddev *mddev) mdname(mddev)); md_set_array_sectors(mddev, raid5_size(mddev, 0, 0)); - if (mddev->queue) { - int chunk_size; - /* read-ahead size must cover two whole stripes, which - * is 2 * (datadisks) * chunksize where 'n' is the - * number of raid devices - */ - int data_disks = conf->previous_raid_disks - conf->max_degraded; - int stripe = data_disks * - ((mddev->chunk_sectors << 9) / PAGE_SIZE); - - chunk_size = mddev->chunk_sectors << 9; - blk_queue_io_min(mddev->queue, chunk_size); - raid5_set_io_opt(conf); - mddev->queue->limits.raid_partial_stripes_expensive = 1; - /* - * We can only discard a whole stripe. It doesn't make sense to - * discard data disk but write parity disk - */ - stripe = stripe * PAGE_SIZE; - stripe = roundup_pow_of_two(stripe); - mddev->queue->limits.discard_granularity = stripe; - - blk_queue_max_write_zeroes_sectors(mddev->queue, 0); - - rdev_for_each(rdev, mddev) { - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->new_data_offset << 9); - } - - /* - * zeroing is required, otherwise data - * could be lost. Consider a scenario: discard a stripe - * (the stripe could be inconsistent if - * discard_zeroes_data is 0); write one disk of the - * stripe (the stripe could be inconsistent again - * depending on which disks are used to calculate - * parity); the disk is broken; The stripe data of this - * disk is lost. - * - * We only allow DISCARD if the sysadmin has confirmed that - * only safe devices are in use by setting a module parameter. - * A better idea might be to turn DISCARD into WRITE_ZEROES - * requests, as that is required to be safe. - */ - if (!devices_handle_discard_safely || - mddev->queue->limits.max_discard_sectors < (stripe >> 9) || - mddev->queue->limits.discard_granularity < stripe) - blk_queue_max_discard_sectors(mddev->queue, 0); - - /* - * Requests require having a bitmap for each stripe. - * Limit the max sectors based on this. - */ - blk_queue_max_hw_sectors(mddev->queue, - RAID5_MAX_REQ_STRIPES << RAID5_STRIPE_SHIFT(conf)); - - /* No restrictions on the number of segments in the request */ - blk_queue_max_segments(mddev->queue, USHRT_MAX); + if (!mddev_is_dm(mddev)) { + ret = raid5_set_limits(mddev); + if (ret) + goto abort; } if (log_init(conf, journal_dev, raid5_has_ppl(conf))) @@ -8024,7 +8028,7 @@ abort: free_conf(conf); mddev->private = NULL; pr_warn("md/raid:%s: failed to run raid set.\n", mdname(mddev)); - return -EIO; + return ret; } static void raid5_free(struct mddev *mddev, void *priv) @@ -8506,29 +8510,8 @@ static int raid5_start_reshape(struct mddev *mddev) clear_bit(MD_RECOVERY_CHECK, &mddev->recovery); clear_bit(MD_RECOVERY_DONE, &mddev->recovery); set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery); - set_bit(MD_RECOVERY_RUNNING, &mddev->recovery); - rcu_assign_pointer(mddev->sync_thread, - md_register_thread(md_do_sync, mddev, "reshape")); - if (!mddev->sync_thread) { - mddev->recovery = 0; - spin_lock_irq(&conf->device_lock); - write_seqcount_begin(&conf->gen_lock); - mddev->raid_disks = conf->raid_disks = conf->previous_raid_disks; - mddev->new_chunk_sectors = - conf->chunk_sectors = conf->prev_chunk_sectors; - mddev->new_layout = conf->algorithm = conf->prev_algo; - rdev_for_each(rdev, mddev) - rdev->new_data_offset = rdev->data_offset; - smp_wmb(); - conf->generation --; - conf->reshape_progress = MaxSector; - mddev->reshape_position = MaxSector; - write_seqcount_end(&conf->gen_lock); - spin_unlock_irq(&conf->device_lock); - return -EAGAIN; - } + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); conf->reshape_checkpoint = jiffies; - md_wakeup_thread(mddev->sync_thread); md_new_event(); return 0; } @@ -8556,8 +8539,8 @@ static void end_reshape(struct r5conf *conf) spin_unlock_irq(&conf->device_lock); wake_up(&conf->wait_for_overlap); - if (conf->mddev->queue) - raid5_set_io_opt(conf); + mddev_update_io_opt(conf->mddev, + conf->raid_disks - conf->max_degraded); } } @@ -8934,6 +8917,18 @@ static int raid5_start(struct mddev *mddev) return r5l_start(conf->log); } +/* + * This is only used for dm-raid456, caller already frozen sync_thread, hence + * if rehsape is still in progress, io that is waiting for reshape can never be + * done now, hence wake up and handle those IO. + */ +static void raid5_prepare_suspend(struct mddev *mddev) +{ + struct r5conf *conf = mddev->private; + + wake_up(&conf->wait_for_overlap); +} + static struct md_personality raid6_personality = { .name = "raid6", @@ -8957,6 +8952,7 @@ static struct md_personality raid6_personality = .quiesce = raid5_quiesce, .takeover = raid6_takeover, .change_consistency_policy = raid5_change_consistency_policy, + .prepare_suspend = raid5_prepare_suspend, }; static struct md_personality raid5_personality = { @@ -8981,6 +8977,7 @@ static struct md_personality raid5_personality = .quiesce = raid5_quiesce, .takeover = raid5_takeover, .change_consistency_policy = raid5_change_consistency_policy, + .prepare_suspend = raid5_prepare_suspend, }; static struct md_personality raid4_personality = @@ -9006,6 +9003,7 @@ static struct md_personality raid4_personality = .quiesce = raid5_quiesce, .takeover = raid4_takeover, .change_consistency_policy = raid5_change_consistency_policy, + .prepare_suspend = raid5_prepare_suspend, }; static int __init raid5_init(void) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c index aebd3c12020b..c381c22135a2 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c @@ -725,6 +725,9 @@ irqreturn_t rkisp1_capture_isr(int irq, void *ctx) unsigned int i; u32 status; + if (!rkisp1->irqs_enabled) + return IRQ_NONE; + status = rkisp1_read(rkisp1, RKISP1_CIF_MI_MIS); if (!status) return IRQ_NONE; diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h index 4b6b28c05b89..b757f75edecf 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h @@ -450,6 +450,7 @@ struct rkisp1_debug { * @debug: debug params to be exposed on debugfs * @info: version-specific ISP information * @irqs: IRQ line numbers + * @irqs_enabled: the hardware is enabled and can cause interrupts */ struct rkisp1_device { void __iomem *base_addr; @@ -471,6 +472,7 @@ struct rkisp1_device { struct rkisp1_debug debug; const struct rkisp1_info *info; int irqs[RKISP1_NUM_IRQS]; + bool irqs_enabled; }; /* diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-csi.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-csi.c index b6e47e2f1b94..4202642e0523 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-csi.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-csi.c @@ -196,6 +196,9 @@ irqreturn_t rkisp1_csi_isr(int irq, void *ctx) struct rkisp1_device *rkisp1 = dev_get_drvdata(dev); u32 val, status; + if (!rkisp1->irqs_enabled) + return IRQ_NONE; + status = rkisp1_read(rkisp1, RKISP1_CIF_MIPI_MIS); if (!status) return IRQ_NONE; diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index f96f821a7b50..73cf08a74011 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -305,6 +305,24 @@ static int __maybe_unused rkisp1_runtime_suspend(struct device *dev) { struct rkisp1_device *rkisp1 = dev_get_drvdata(dev); + rkisp1->irqs_enabled = false; + /* Make sure the IRQ handler will see the above */ + mb(); + + /* + * Wait until any running IRQ handler has returned. The IRQ handler + * may get called even after this (as it's a shared interrupt line) + * but the 'irqs_enabled' flag will make the handler return immediately. + */ + for (unsigned int il = 0; il < ARRAY_SIZE(rkisp1->irqs); ++il) { + if (rkisp1->irqs[il] == -1) + continue; + + /* Skip if the irq line is the same as previous */ + if (il == 0 || rkisp1->irqs[il - 1] != rkisp1->irqs[il]) + synchronize_irq(rkisp1->irqs[il]); + } + clk_bulk_disable_unprepare(rkisp1->clk_size, rkisp1->clks); return pinctrl_pm_select_sleep_state(dev); } @@ -321,6 +339,10 @@ static int __maybe_unused rkisp1_runtime_resume(struct device *dev) if (ret) return ret; + rkisp1->irqs_enabled = true; + /* Make sure the IRQ handler will see the above */ + mb(); + return 0; } @@ -559,7 +581,7 @@ static int rkisp1_probe(struct platform_device *pdev) rkisp1->irqs[il] = irq; } - ret = devm_request_irq(dev, irq, info->isrs[i].isr, 0, + ret = devm_request_irq(dev, irq, info->isrs[i].isr, IRQF_SHARED, dev_driver_string(dev), dev); if (ret) { dev_err(dev, "request irq failed: %d\n", ret); diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c index f00873d31c42..78a1f7a1499b 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c @@ -976,6 +976,9 @@ irqreturn_t rkisp1_isp_isr(int irq, void *ctx) struct rkisp1_device *rkisp1 = dev_get_drvdata(dev); u32 status, isp_err; + if (!rkisp1->irqs_enabled) + return IRQ_NONE; + status = rkisp1_read(rkisp1, RKISP1_CIF_ISP_MIS); if (!status) return IRQ_NONE; diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig index 2afe67ffa285..74d69ce22a33 100644 --- a/drivers/media/rc/Kconfig +++ b/drivers/media/rc/Kconfig @@ -319,6 +319,7 @@ config IR_PWM_TX tristate "PWM IR transmitter" depends on LIRC depends on PWM + depends on HIGH_RES_TIMERS depends on OF help Say Y if you want to use a PWM based IR transmitter. This is diff --git a/drivers/media/rc/bpf-lirc.c b/drivers/media/rc/bpf-lirc.c index fe17c7f98e81..2f7564f26445 100644 --- a/drivers/media/rc/bpf-lirc.c +++ b/drivers/media/rc/bpf-lirc.c @@ -110,7 +110,7 @@ lirc_mode2_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog) case BPF_FUNC_get_prandom_u32: return &bpf_get_prandom_u32_proto; case BPF_FUNC_trace_printk: - if (perfmon_capable()) + if (bpf_token_capable(prog->aux->token, CAP_PERFMON)) return bpf_get_trace_printk_proto(); fallthrough; default: @@ -253,7 +253,7 @@ int lirc_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog) if (attr->attach_flags) return -EINVAL; - rcdev = rc_dev_get_from_fd(attr->target_fd); + rcdev = rc_dev_get_from_fd(attr->target_fd, true); if (IS_ERR(rcdev)) return PTR_ERR(rcdev); @@ -278,7 +278,7 @@ int lirc_prog_detach(const union bpf_attr *attr) if (IS_ERR(prog)) return PTR_ERR(prog); - rcdev = rc_dev_get_from_fd(attr->target_fd); + rcdev = rc_dev_get_from_fd(attr->target_fd, true); if (IS_ERR(rcdev)) { bpf_prog_put(prog); return PTR_ERR(rcdev); @@ -303,7 +303,7 @@ int lirc_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr) if (attr->query.query_flags) return -EINVAL; - rcdev = rc_dev_get_from_fd(attr->query.target_fd); + rcdev = rc_dev_get_from_fd(attr->query.target_fd, false); if (IS_ERR(rcdev)) return PTR_ERR(rcdev); diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c index 196806709259..69e630d85262 100644 --- a/drivers/media/rc/ir_toy.c +++ b/drivers/media/rc/ir_toy.c @@ -332,6 +332,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count) sizeof(COMMAND_SMODE_EXIT), STATE_COMMAND_NO_RESP); if (err) { dev_err(irtoy->dev, "exit sample mode: %d\n", err); + kfree(buf); return err; } @@ -339,6 +340,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count) sizeof(COMMAND_SMODE_ENTER), STATE_COMMAND); if (err) { dev_err(irtoy->dev, "enter sample mode: %d\n", err); + kfree(buf); return err; } diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c index a537734832c5..caad59f76793 100644 --- a/drivers/media/rc/lirc_dev.c +++ b/drivers/media/rc/lirc_dev.c @@ -814,7 +814,7 @@ void __exit lirc_dev_exit(void) unregister_chrdev_region(lirc_base_dev, RC_DEV_MAX); } -struct rc_dev *rc_dev_get_from_fd(int fd) +struct rc_dev *rc_dev_get_from_fd(int fd, bool write) { struct fd f = fdget(fd); struct lirc_fh *fh; @@ -828,6 +828,9 @@ struct rc_dev *rc_dev_get_from_fd(int fd) return ERR_PTR(-EINVAL); } + if (write && !(f.file->f_mode & FMODE_WRITE)) + return ERR_PTR(-EPERM); + fh = f.file->private_data; dev = fh->rc; diff --git a/drivers/media/rc/rc-core-priv.h b/drivers/media/rc/rc-core-priv.h index ef1e95e1af7f..7df949fc65e2 100644 --- a/drivers/media/rc/rc-core-priv.h +++ b/drivers/media/rc/rc-core-priv.h @@ -325,7 +325,7 @@ void lirc_raw_event(struct rc_dev *dev, struct ir_raw_event ev); void lirc_scancode_event(struct rc_dev *dev, struct lirc_scancode *lsc); int lirc_register(struct rc_dev *dev); void lirc_unregister(struct rc_dev *dev); -struct rc_dev *rc_dev_get_from_fd(int fd); +struct rc_dev *rc_dev_get_from_fd(int fd, bool write); #else static inline int lirc_dev_init(void) { return 0; } static inline void lirc_dev_exit(void) {} diff --git a/drivers/memory/emif.c b/drivers/memory/emif.c index 434982545be6..8c5ad5c025fa 100644 --- a/drivers/memory/emif.c +++ b/drivers/memory/emif.c @@ -72,7 +72,6 @@ static DEFINE_SPINLOCK(emif_lock); static unsigned long irq_state; static LIST_HEAD(device_list); -#ifdef CONFIG_DEBUG_FS static void do_emif_regdump_show(struct seq_file *s, struct emif_data *emif, struct emif_regs *regs) { @@ -140,31 +139,24 @@ static int emif_mr4_show(struct seq_file *s, void *unused) DEFINE_SHOW_ATTRIBUTE(emif_mr4); -static int __init_or_module emif_debugfs_init(struct emif_data *emif) +static void emif_debugfs_init(struct emif_data *emif) { - emif->debugfs_root = debugfs_create_dir(dev_name(emif->dev), NULL); - debugfs_create_file("regcache_dump", S_IRUGO, emif->debugfs_root, emif, - &emif_regdump_fops); - debugfs_create_file("mr4", S_IRUGO, emif->debugfs_root, emif, - &emif_mr4_fops); - return 0; -} - -static void __exit emif_debugfs_exit(struct emif_data *emif) -{ - debugfs_remove_recursive(emif->debugfs_root); - emif->debugfs_root = NULL; -} -#else -static inline int __init_or_module emif_debugfs_init(struct emif_data *emif) -{ - return 0; + if (IS_ENABLED(CONFIG_DEBUG_FS)) { + emif->debugfs_root = debugfs_create_dir(dev_name(emif->dev), NULL); + debugfs_create_file("regcache_dump", S_IRUGO, emif->debugfs_root, emif, + &emif_regdump_fops); + debugfs_create_file("mr4", S_IRUGO, emif->debugfs_root, emif, + &emif_mr4_fops); + } } -static inline void __exit emif_debugfs_exit(struct emif_data *emif) +static void emif_debugfs_exit(struct emif_data *emif) { + if (IS_ENABLED(CONFIG_DEBUG_FS)) { + debugfs_remove_recursive(emif->debugfs_root); + emif->debugfs_root = NULL; + } } -#endif /* * Get bus width used by EMIF. Note that this may be different from the @@ -679,7 +671,7 @@ static void disable_and_clear_all_interrupts(struct emif_data *emif) clear_all_interrupts(emif); } -static int __init_or_module setup_interrupts(struct emif_data *emif, u32 irq) +static int setup_interrupts(struct emif_data *emif, u32 irq) { u32 interrupts, type; void __iomem *base = emif->base; @@ -710,7 +702,7 @@ static int __init_or_module setup_interrupts(struct emif_data *emif, u32 irq) } -static void __init_or_module emif_onetime_settings(struct emif_data *emif) +static void emif_onetime_settings(struct emif_data *emif) { u32 pwr_mgmt_ctrl, zq, temp_alert_cfg; void __iomem *base = emif->base; @@ -834,8 +826,7 @@ static int is_custom_config_valid(struct emif_custom_configs *cust_cfgs, return valid; } -#if defined(CONFIG_OF) -static void __init_or_module of_get_custom_configs(struct device_node *np_emif, +static void of_get_custom_configs(struct device_node *np_emif, struct emif_data *emif) { struct emif_custom_configs *cust_cfgs = NULL; @@ -884,7 +875,7 @@ static void __init_or_module of_get_custom_configs(struct device_node *np_emif, emif->plat_data->custom_configs = cust_cfgs; } -static void __init_or_module of_get_ddr_info(struct device_node *np_emif, +static void of_get_ddr_info(struct device_node *np_emif, struct device_node *np_ddr, struct ddr_device_info *dev_info) { @@ -918,7 +909,7 @@ static void __init_or_module of_get_ddr_info(struct device_node *np_emif, dev_info->io_width = __fls(io_width) - 1; } -static struct emif_data * __init_or_module of_get_memory_device_details( +static struct emif_data *of_get_memory_device_details( struct device_node *np_emif, struct device *dev) { struct emif_data *emif = NULL; @@ -991,16 +982,7 @@ out: return emif; } -#else - -static struct emif_data * __init_or_module of_get_memory_device_details( - struct device_node *np_emif, struct device *dev) -{ - return NULL; -} -#endif - -static struct emif_data *__init_or_module get_device_details( +static struct emif_data *get_device_details( struct platform_device *pdev) { u32 size; @@ -1104,7 +1086,7 @@ error: return NULL; } -static int __init_or_module emif_probe(struct platform_device *pdev) +static int emif_probe(struct platform_device *pdev) { struct emif_data *emif; int irq, ret; @@ -1159,7 +1141,7 @@ error: return -ENODEV; } -static void __exit emif_remove(struct platform_device *pdev) +static void emif_remove(struct platform_device *pdev) { struct emif_data *emif = platform_get_drvdata(pdev); @@ -1183,7 +1165,8 @@ MODULE_DEVICE_TABLE(of, emif_of_match); #endif static struct platform_driver emif_driver = { - .remove_new = __exit_p(emif_remove), + .probe = emif_probe, + .remove_new = emif_remove, .shutdown = emif_shutdown, .driver = { .name = "emif", @@ -1191,7 +1174,7 @@ static struct platform_driver emif_driver = { }, }; -module_platform_driver_probe(emif_driver, emif_probe); +module_platform_driver(emif_driver); MODULE_DESCRIPTION("TI EMIF SDRAM Controller Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/memory/stm32-fmc2-ebi.c b/drivers/memory/stm32-fmc2-ebi.c index 47d0ea5f1616..1c63eeacd071 100644 --- a/drivers/memory/stm32-fmc2-ebi.c +++ b/drivers/memory/stm32-fmc2-ebi.c @@ -11,6 +11,7 @@ #include <linux/of_platform.h> #include <linux/pinctrl/consumer.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/reset.h> @@ -20,8 +21,15 @@ #define FMC2_BCR(x) ((x) * 0x8 + FMC2_BCR1) #define FMC2_BTR(x) ((x) * 0x8 + FMC2_BTR1) #define FMC2_PCSCNTR 0x20 +#define FMC2_CFGR 0x20 +#define FMC2_SR 0x84 #define FMC2_BWTR1 0x104 #define FMC2_BWTR(x) ((x) * 0x8 + FMC2_BWTR1) +#define FMC2_SECCFGR 0x300 +#define FMC2_CIDCFGR0 0x30c +#define FMC2_CIDCFGR(x) ((x) * 0x8 + FMC2_CIDCFGR0) +#define FMC2_SEMCR0 0x310 +#define FMC2_SEMCR(x) ((x) * 0x8 + FMC2_SEMCR0) /* Register: FMC2_BCR1 */ #define FMC2_BCR1_CCLKEN BIT(20) @@ -42,6 +50,7 @@ #define FMC2_BCR_ASYNCWAIT BIT(15) #define FMC2_BCR_CPSIZE GENMASK(18, 16) #define FMC2_BCR_CBURSTRW BIT(19) +#define FMC2_BCR_CSCOUNT GENMASK(21, 20) #define FMC2_BCR_NBLSET GENMASK(23, 22) /* Register: FMC2_BTRx/FMC2_BWTRx */ @@ -58,8 +67,28 @@ #define FMC2_PCSCNTR_CSCOUNT GENMASK(15, 0) #define FMC2_PCSCNTR_CNTBEN(x) BIT((x) + 16) +/* Register: FMC2_CFGR */ +#define FMC2_CFGR_CLKDIV GENMASK(19, 16) +#define FMC2_CFGR_CCLKEN BIT(20) +#define FMC2_CFGR_FMC2EN BIT(31) + +/* Register: FMC2_SR */ +#define FMC2_SR_ISOST GENMASK(1, 0) + +/* Register: FMC2_CIDCFGR */ +#define FMC2_CIDCFGR_CFEN BIT(0) +#define FMC2_CIDCFGR_SEMEN BIT(1) +#define FMC2_CIDCFGR_SCID GENMASK(6, 4) +#define FMC2_CIDCFGR_SEMWLC1 BIT(17) + +/* Register: FMC2_SEMCR */ +#define FMC2_SEMCR_SEM_MUTEX BIT(0) +#define FMC2_SEMCR_SEMCID GENMASK(6, 4) + #define FMC2_MAX_EBI_CE 4 #define FMC2_MAX_BANKS 5 +#define FMC2_MAX_RESOURCES 6 +#define FMC2_CID1 1 #define FMC2_BCR_CPSIZE_0 0x0 #define FMC2_BCR_CPSIZE_128 0x1 @@ -74,6 +103,11 @@ #define FMC2_BCR_MTYP_PSRAM 0x1 #define FMC2_BCR_MTYP_NOR 0x2 +#define FMC2_BCR_CSCOUNT_0 0x0 +#define FMC2_BCR_CSCOUNT_1 0x1 +#define FMC2_BCR_CSCOUNT_64 0x2 +#define FMC2_BCR_CSCOUNT_256 0x3 + #define FMC2_BXTR_EXTMOD_A 0x0 #define FMC2_BXTR_EXTMOD_B 0x1 #define FMC2_BXTR_EXTMOD_C 0x2 @@ -88,6 +122,7 @@ #define FMC2_BTR_CLKDIV_MAX 0xf #define FMC2_BTR_DATLAT_MAX 0xf #define FMC2_PCSCNTR_CSCOUNT_MAX 0xff +#define FMC2_CFGR_CLKDIV_MAX 0xf enum stm32_fmc2_ebi_bank { FMC2_EBI1 = 0, @@ -101,7 +136,8 @@ enum stm32_fmc2_ebi_register_type { FMC2_REG_BCR = 1, FMC2_REG_BTR, FMC2_REG_BWTR, - FMC2_REG_PCSCNTR + FMC2_REG_PCSCNTR, + FMC2_REG_CFGR }; enum stm32_fmc2_ebi_transaction_type { @@ -132,16 +168,42 @@ enum stm32_fmc2_ebi_cpsize { FMC2_CPSIZE_1024 = 1024 }; +enum stm32_fmc2_ebi_cscount { + FMC2_CSCOUNT_0 = 0, + FMC2_CSCOUNT_1 = 1, + FMC2_CSCOUNT_64 = 64, + FMC2_CSCOUNT_256 = 256 +}; + +struct stm32_fmc2_ebi; + +struct stm32_fmc2_ebi_data { + const struct stm32_fmc2_prop *child_props; + unsigned int nb_child_props; + u32 fmc2_enable_reg; + u32 fmc2_enable_bit; + int (*nwait_used_by_ctrls)(struct stm32_fmc2_ebi *ebi); + void (*set_setup)(struct stm32_fmc2_ebi *ebi); + int (*save_setup)(struct stm32_fmc2_ebi *ebi); + int (*check_rif)(struct stm32_fmc2_ebi *ebi, u32 resource); + void (*put_sems)(struct stm32_fmc2_ebi *ebi); + void (*get_sems)(struct stm32_fmc2_ebi *ebi); +}; + struct stm32_fmc2_ebi { struct device *dev; struct clk *clk; struct regmap *regmap; + const struct stm32_fmc2_ebi_data *data; u8 bank_assigned; + u8 sem_taken; + bool access_granted; u32 bcr[FMC2_MAX_EBI_CE]; u32 btr[FMC2_MAX_EBI_CE]; u32 bwtr[FMC2_MAX_EBI_CE]; u32 pcscntr; + u32 cfgr; }; /* @@ -181,8 +243,11 @@ static int stm32_fmc2_ebi_check_mux(struct stm32_fmc2_ebi *ebi, int cs) { u32 bcr; + int ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; if (bcr & FMC2_BCR_MTYP) return 0; @@ -195,8 +260,11 @@ static int stm32_fmc2_ebi_check_waitcfg(struct stm32_fmc2_ebi *ebi, int cs) { u32 bcr, val = FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_NOR); + int ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; if ((bcr & FMC2_BCR_MTYP) == val && bcr & FMC2_BCR_BURSTEN) return 0; @@ -209,8 +277,11 @@ static int stm32_fmc2_ebi_check_sync_trans(struct stm32_fmc2_ebi *ebi, int cs) { u32 bcr; + int ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; if (bcr & FMC2_BCR_BURSTEN) return 0; @@ -218,13 +289,43 @@ static int stm32_fmc2_ebi_check_sync_trans(struct stm32_fmc2_ebi *ebi, return -EINVAL; } +static int stm32_fmc2_ebi_mp25_check_cclk(struct stm32_fmc2_ebi *ebi, + const struct stm32_fmc2_prop *prop, + int cs) +{ + if (!ebi->access_granted) + return -EACCES; + + return stm32_fmc2_ebi_check_sync_trans(ebi, prop, cs); +} + +static int stm32_fmc2_ebi_mp25_check_clk_period(struct stm32_fmc2_ebi *ebi, + const struct stm32_fmc2_prop *prop, + int cs) +{ + u32 cfgr; + int ret; + + ret = regmap_read(ebi->regmap, FMC2_CFGR, &cfgr); + if (ret) + return ret; + + if (cfgr & FMC2_CFGR_CCLKEN && !ebi->access_granted) + return -EACCES; + + return stm32_fmc2_ebi_check_sync_trans(ebi, prop, cs); +} + static int stm32_fmc2_ebi_check_async_trans(struct stm32_fmc2_ebi *ebi, const struct stm32_fmc2_prop *prop, int cs) { u32 bcr; + int ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; if (!(bcr & FMC2_BCR_BURSTEN) || !(bcr & FMC2_BCR_CBURSTRW)) return 0; @@ -237,8 +338,11 @@ static int stm32_fmc2_ebi_check_cpsize(struct stm32_fmc2_ebi *ebi, int cs) { u32 bcr, val = FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_PSRAM); + int ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; if ((bcr & FMC2_BCR_MTYP) == val && bcr & FMC2_BCR_BURSTEN) return 0; @@ -251,12 +355,18 @@ static int stm32_fmc2_ebi_check_address_hold(struct stm32_fmc2_ebi *ebi, int cs) { u32 bcr, bxtr, val = FIELD_PREP(FMC2_BXTR_ACCMOD, FMC2_BXTR_EXTMOD_D); + int ret; + + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); if (prop->reg_type == FMC2_REG_BWTR) - regmap_read(ebi->regmap, FMC2_BWTR(cs), &bxtr); + ret = regmap_read(ebi->regmap, FMC2_BWTR(cs), &bxtr); else - regmap_read(ebi->regmap, FMC2_BTR(cs), &bxtr); + ret = regmap_read(ebi->regmap, FMC2_BTR(cs), &bxtr); + if (ret) + return ret; if ((!(bcr & FMC2_BCR_BURSTEN) || !(bcr & FMC2_BCR_CBURSTRW)) && ((bxtr & FMC2_BXTR_ACCMOD) == val || bcr & FMC2_BCR_MUXEN)) @@ -270,12 +380,19 @@ static int stm32_fmc2_ebi_check_clk_period(struct stm32_fmc2_ebi *ebi, int cs) { u32 bcr, bcr1; + int ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); - if (cs) - regmap_read(ebi->regmap, FMC2_BCR1, &bcr1); - else + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; + + if (cs) { + ret = regmap_read(ebi->regmap, FMC2_BCR1, &bcr1); + if (ret) + return ret; + } else { bcr1 = bcr; + } if (bcr & FMC2_BCR_BURSTEN && (!cs || !(bcr1 & FMC2_BCR1_CCLKEN))) return 0; @@ -307,18 +424,48 @@ static u32 stm32_fmc2_ebi_ns_to_clk_period(struct stm32_fmc2_ebi *ebi, { u32 nb_clk_cycles = stm32_fmc2_ebi_ns_to_clock_cycles(ebi, cs, setup); u32 bcr, btr, clk_period; + int ret; + + ret = regmap_read(ebi->regmap, FMC2_BCR1, &bcr); + if (ret) + return ret; - regmap_read(ebi->regmap, FMC2_BCR1, &bcr); if (bcr & FMC2_BCR1_CCLKEN || !cs) - regmap_read(ebi->regmap, FMC2_BTR1, &btr); + ret = regmap_read(ebi->regmap, FMC2_BTR1, &btr); else - regmap_read(ebi->regmap, FMC2_BTR(cs), &btr); + ret = regmap_read(ebi->regmap, FMC2_BTR(cs), &btr); + if (ret) + return ret; clk_period = FIELD_GET(FMC2_BTR_CLKDIV, btr) + 1; return DIV_ROUND_UP(nb_clk_cycles, clk_period); } +static u32 stm32_fmc2_ebi_mp25_ns_to_clk_period(struct stm32_fmc2_ebi *ebi, + int cs, u32 setup) +{ + u32 nb_clk_cycles = stm32_fmc2_ebi_ns_to_clock_cycles(ebi, cs, setup); + u32 cfgr, btr, clk_period; + int ret; + + ret = regmap_read(ebi->regmap, FMC2_CFGR, &cfgr); + if (ret) + return ret; + + if (cfgr & FMC2_CFGR_CCLKEN) { + clk_period = FIELD_GET(FMC2_CFGR_CLKDIV, cfgr) + 1; + } else { + ret = regmap_read(ebi->regmap, FMC2_BTR(cs), &btr); + if (ret) + return ret; + + clk_period = FIELD_GET(FMC2_BTR_CLKDIV, btr) + 1; + } + + return DIV_ROUND_UP(nb_clk_cycles, clk_period); +} + static int stm32_fmc2_ebi_get_reg(int reg_type, int cs, u32 *reg) { switch (reg_type) { @@ -334,6 +481,9 @@ static int stm32_fmc2_ebi_get_reg(int reg_type, int cs, u32 *reg) case FMC2_REG_PCSCNTR: *reg = FMC2_PCSCNTR; break; + case FMC2_REG_CFGR: + *reg = FMC2_CFGR; + break; default: return -EINVAL; } @@ -571,11 +721,16 @@ static int stm32_fmc2_ebi_set_address_setup(struct stm32_fmc2_ebi *ebi, if (ret) return ret; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; + if (prop->reg_type == FMC2_REG_BWTR) - regmap_read(ebi->regmap, FMC2_BWTR(cs), &bxtr); + ret = regmap_read(ebi->regmap, FMC2_BWTR(cs), &bxtr); else - regmap_read(ebi->regmap, FMC2_BTR(cs), &bxtr); + ret = regmap_read(ebi->regmap, FMC2_BTR(cs), &bxtr); + if (ret) + return ret; if ((bxtr & FMC2_BXTR_ACCMOD) == val || bcr & FMC2_BCR_MUXEN) val = clamp_val(setup, 1, FMC2_BXTR_ADDSET_MAX); @@ -675,6 +830,30 @@ static int stm32_fmc2_ebi_set_clk_period(struct stm32_fmc2_ebi *ebi, return 0; } +static int stm32_fmc2_ebi_mp25_set_clk_period(struct stm32_fmc2_ebi *ebi, + const struct stm32_fmc2_prop *prop, + int cs, u32 setup) +{ + u32 val, cfgr; + int ret; + + ret = regmap_read(ebi->regmap, FMC2_CFGR, &cfgr); + if (ret) + return ret; + + if (cfgr & FMC2_CFGR_CCLKEN) { + val = setup ? clamp_val(setup - 1, 1, FMC2_CFGR_CLKDIV_MAX) : 1; + val = FIELD_PREP(FMC2_CFGR_CLKDIV, val); + regmap_update_bits(ebi->regmap, FMC2_CFGR, FMC2_CFGR_CLKDIV, val); + } else { + val = setup ? clamp_val(setup - 1, 1, FMC2_BTR_CLKDIV_MAX) : 1; + val = FIELD_PREP(FMC2_BTR_CLKDIV, val); + regmap_update_bits(ebi->regmap, FMC2_BTR(cs), FMC2_BTR_CLKDIV, val); + } + + return 0; +} + static int stm32_fmc2_ebi_set_data_latency(struct stm32_fmc2_ebi *ebi, const struct stm32_fmc2_prop *prop, int cs, u32 setup) @@ -693,11 +872,14 @@ static int stm32_fmc2_ebi_set_max_low_pulse(struct stm32_fmc2_ebi *ebi, int cs, u32 setup) { u32 old_val, new_val, pcscntr; + int ret; if (setup < 1) return 0; - regmap_read(ebi->regmap, FMC2_PCSCNTR, &pcscntr); + ret = regmap_read(ebi->regmap, FMC2_PCSCNTR, &pcscntr); + if (ret) + return ret; /* Enable counter for the bank */ regmap_update_bits(ebi->regmap, FMC2_PCSCNTR, @@ -717,6 +899,27 @@ static int stm32_fmc2_ebi_set_max_low_pulse(struct stm32_fmc2_ebi *ebi, return 0; } +static int stm32_fmc2_ebi_mp25_set_max_low_pulse(struct stm32_fmc2_ebi *ebi, + const struct stm32_fmc2_prop *prop, + int cs, u32 setup) +{ + u32 val; + + if (setup == FMC2_CSCOUNT_0) + val = FIELD_PREP(FMC2_BCR_CSCOUNT, FMC2_BCR_CSCOUNT_0); + else if (setup == FMC2_CSCOUNT_1) + val = FIELD_PREP(FMC2_BCR_CSCOUNT, FMC2_BCR_CSCOUNT_1); + else if (setup <= FMC2_CSCOUNT_64) + val = FIELD_PREP(FMC2_BCR_CSCOUNT, FMC2_BCR_CSCOUNT_64); + else + val = FIELD_PREP(FMC2_BCR_CSCOUNT, FMC2_BCR_CSCOUNT_256); + + regmap_update_bits(ebi->regmap, FMC2_BCR(cs), + FMC2_BCR_CSCOUNT, val); + + return 0; +} + static const struct stm32_fmc2_prop stm32_fmc2_child_props[] = { /* st,fmc2-ebi-cs-trans-type must be the first property */ { @@ -882,6 +1085,275 @@ static const struct stm32_fmc2_prop stm32_fmc2_child_props[] = { }, }; +static const struct stm32_fmc2_prop stm32_fmc2_mp25_child_props[] = { + /* st,fmc2-ebi-cs-trans-type must be the first property */ + { + .name = "st,fmc2-ebi-cs-transaction-type", + .mprop = true, + .set = stm32_fmc2_ebi_set_trans_type, + }, + { + .name = "st,fmc2-ebi-cs-cclk-enable", + .bprop = true, + .reg_type = FMC2_REG_CFGR, + .reg_mask = FMC2_CFGR_CCLKEN, + .check = stm32_fmc2_ebi_mp25_check_cclk, + .set = stm32_fmc2_ebi_set_bit_field, + }, + { + .name = "st,fmc2-ebi-cs-mux-enable", + .bprop = true, + .reg_type = FMC2_REG_BCR, + .reg_mask = FMC2_BCR_MUXEN, + .check = stm32_fmc2_ebi_check_mux, + .set = stm32_fmc2_ebi_set_bit_field, + }, + { + .name = "st,fmc2-ebi-cs-buswidth", + .reset_val = FMC2_BUSWIDTH_16, + .set = stm32_fmc2_ebi_set_buswidth, + }, + { + .name = "st,fmc2-ebi-cs-waitpol-high", + .bprop = true, + .reg_type = FMC2_REG_BCR, + .reg_mask = FMC2_BCR_WAITPOL, + .set = stm32_fmc2_ebi_set_bit_field, + }, + { + .name = "st,fmc2-ebi-cs-waitcfg-enable", + .bprop = true, + .reg_type = FMC2_REG_BCR, + .reg_mask = FMC2_BCR_WAITCFG, + .check = stm32_fmc2_ebi_check_waitcfg, + .set = stm32_fmc2_ebi_set_bit_field, + }, + { + .name = "st,fmc2-ebi-cs-wait-enable", + .bprop = true, + .reg_type = FMC2_REG_BCR, + .reg_mask = FMC2_BCR_WAITEN, + .check = stm32_fmc2_ebi_check_sync_trans, + .set = stm32_fmc2_ebi_set_bit_field, + }, + { + .name = "st,fmc2-ebi-cs-asyncwait-enable", + .bprop = true, + .reg_type = FMC2_REG_BCR, + .reg_mask = FMC2_BCR_ASYNCWAIT, + .check = stm32_fmc2_ebi_check_async_trans, + .set = stm32_fmc2_ebi_set_bit_field, + }, + { + .name = "st,fmc2-ebi-cs-cpsize", + .check = stm32_fmc2_ebi_check_cpsize, + .set = stm32_fmc2_ebi_set_cpsize, + }, + { + .name = "st,fmc2-ebi-cs-byte-lane-setup-ns", + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_bl_setup, + }, + { + .name = "st,fmc2-ebi-cs-address-setup-ns", + .reg_type = FMC2_REG_BTR, + .reset_val = FMC2_BXTR_ADDSET_MAX, + .check = stm32_fmc2_ebi_check_async_trans, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_address_setup, + }, + { + .name = "st,fmc2-ebi-cs-address-hold-ns", + .reg_type = FMC2_REG_BTR, + .reset_val = FMC2_BXTR_ADDHLD_MAX, + .check = stm32_fmc2_ebi_check_address_hold, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_address_hold, + }, + { + .name = "st,fmc2-ebi-cs-data-setup-ns", + .reg_type = FMC2_REG_BTR, + .reset_val = FMC2_BXTR_DATAST_MAX, + .check = stm32_fmc2_ebi_check_async_trans, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_data_setup, + }, + { + .name = "st,fmc2-ebi-cs-bus-turnaround-ns", + .reg_type = FMC2_REG_BTR, + .reset_val = FMC2_BXTR_BUSTURN_MAX + 1, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_bus_turnaround, + }, + { + .name = "st,fmc2-ebi-cs-data-hold-ns", + .reg_type = FMC2_REG_BTR, + .check = stm32_fmc2_ebi_check_async_trans, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_data_hold, + }, + { + .name = "st,fmc2-ebi-cs-clk-period-ns", + .reset_val = FMC2_CFGR_CLKDIV_MAX + 1, + .check = stm32_fmc2_ebi_mp25_check_clk_period, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_mp25_set_clk_period, + }, + { + .name = "st,fmc2-ebi-cs-data-latency-ns", + .check = stm32_fmc2_ebi_check_sync_trans, + .calculate = stm32_fmc2_ebi_mp25_ns_to_clk_period, + .set = stm32_fmc2_ebi_set_data_latency, + }, + { + .name = "st,fmc2-ebi-cs-write-address-setup-ns", + .reg_type = FMC2_REG_BWTR, + .reset_val = FMC2_BXTR_ADDSET_MAX, + .check = stm32_fmc2_ebi_check_async_trans, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_address_setup, + }, + { + .name = "st,fmc2-ebi-cs-write-address-hold-ns", + .reg_type = FMC2_REG_BWTR, + .reset_val = FMC2_BXTR_ADDHLD_MAX, + .check = stm32_fmc2_ebi_check_address_hold, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_address_hold, + }, + { + .name = "st,fmc2-ebi-cs-write-data-setup-ns", + .reg_type = FMC2_REG_BWTR, + .reset_val = FMC2_BXTR_DATAST_MAX, + .check = stm32_fmc2_ebi_check_async_trans, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_data_setup, + }, + { + .name = "st,fmc2-ebi-cs-write-bus-turnaround-ns", + .reg_type = FMC2_REG_BWTR, + .reset_val = FMC2_BXTR_BUSTURN_MAX + 1, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_bus_turnaround, + }, + { + .name = "st,fmc2-ebi-cs-write-data-hold-ns", + .reg_type = FMC2_REG_BWTR, + .check = stm32_fmc2_ebi_check_async_trans, + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_set_data_hold, + }, + { + .name = "st,fmc2-ebi-cs-max-low-pulse-ns", + .calculate = stm32_fmc2_ebi_ns_to_clock_cycles, + .set = stm32_fmc2_ebi_mp25_set_max_low_pulse, + }, +}; + +static int stm32_fmc2_ebi_mp25_check_rif(struct stm32_fmc2_ebi *ebi, u32 resource) +{ + u32 seccfgr, cidcfgr, semcr; + int cid, ret; + + if (resource >= FMC2_MAX_RESOURCES) + return -EINVAL; + + ret = regmap_read(ebi->regmap, FMC2_SECCFGR, &seccfgr); + if (ret) + return ret; + + if (seccfgr & BIT(resource)) { + if (resource) + dev_err(ebi->dev, "resource %d is configured as secure\n", + resource); + + return -EACCES; + } + + ret = regmap_read(ebi->regmap, FMC2_CIDCFGR(resource), &cidcfgr); + if (ret) + return ret; + + if (!(cidcfgr & FMC2_CIDCFGR_CFEN)) + /* CID filtering is turned off: access granted */ + return 0; + + if (!(cidcfgr & FMC2_CIDCFGR_SEMEN)) { + /* Static CID mode */ + cid = FIELD_GET(FMC2_CIDCFGR_SCID, cidcfgr); + if (cid != FMC2_CID1) { + if (resource) + dev_err(ebi->dev, "static CID%d set for resource %d\n", + cid, resource); + + return -EACCES; + } + + return 0; + } + + /* Pass-list with semaphore mode */ + if (!(cidcfgr & FMC2_CIDCFGR_SEMWLC1)) { + if (resource) + dev_err(ebi->dev, "CID1 is block-listed for resource %d\n", + resource); + + return -EACCES; + } + + ret = regmap_read(ebi->regmap, FMC2_SEMCR(resource), &semcr); + if (ret) + return ret; + + if (!(semcr & FMC2_SEMCR_SEM_MUTEX)) { + regmap_update_bits(ebi->regmap, FMC2_SEMCR(resource), + FMC2_SEMCR_SEM_MUTEX, FMC2_SEMCR_SEM_MUTEX); + + ret = regmap_read(ebi->regmap, FMC2_SEMCR(resource), &semcr); + if (ret) + return ret; + } + + cid = FIELD_GET(FMC2_SEMCR_SEMCID, semcr); + if (cid != FMC2_CID1) { + if (resource) + dev_err(ebi->dev, "resource %d is already used by CID%d\n", + resource, cid); + + return -EACCES; + } + + ebi->sem_taken |= BIT(resource); + + return 0; +} + +static void stm32_fmc2_ebi_mp25_put_sems(struct stm32_fmc2_ebi *ebi) +{ + unsigned int resource; + + for (resource = 0; resource < FMC2_MAX_RESOURCES; resource++) { + if (!(ebi->sem_taken & BIT(resource))) + continue; + + regmap_update_bits(ebi->regmap, FMC2_SEMCR(resource), + FMC2_SEMCR_SEM_MUTEX, 0); + } +} + +static void stm32_fmc2_ebi_mp25_get_sems(struct stm32_fmc2_ebi *ebi) +{ + unsigned int resource; + + for (resource = 0; resource < FMC2_MAX_RESOURCES; resource++) { + if (!(ebi->sem_taken & BIT(resource))) + continue; + + regmap_update_bits(ebi->regmap, FMC2_SEMCR(resource), + FMC2_SEMCR_SEM_MUTEX, FMC2_SEMCR_SEM_MUTEX); + } +} + static int stm32_fmc2_ebi_parse_prop(struct stm32_fmc2_ebi *ebi, struct device_node *dev_node, const struct stm32_fmc2_prop *prop, @@ -944,17 +1416,48 @@ static void stm32_fmc2_ebi_disable_bank(struct stm32_fmc2_ebi *ebi, int cs) regmap_update_bits(ebi->regmap, FMC2_BCR(cs), FMC2_BCR_MBKEN, 0); } -static void stm32_fmc2_ebi_save_setup(struct stm32_fmc2_ebi *ebi) +static int stm32_fmc2_ebi_save_setup(struct stm32_fmc2_ebi *ebi) { unsigned int cs; + int ret; for (cs = 0; cs < FMC2_MAX_EBI_CE; cs++) { - regmap_read(ebi->regmap, FMC2_BCR(cs), &ebi->bcr[cs]); - regmap_read(ebi->regmap, FMC2_BTR(cs), &ebi->btr[cs]); - regmap_read(ebi->regmap, FMC2_BWTR(cs), &ebi->bwtr[cs]); + if (!(ebi->bank_assigned & BIT(cs))) + continue; + + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &ebi->bcr[cs]); + ret |= regmap_read(ebi->regmap, FMC2_BTR(cs), &ebi->btr[cs]); + ret |= regmap_read(ebi->regmap, FMC2_BWTR(cs), &ebi->bwtr[cs]); + if (ret) + return ret; } - regmap_read(ebi->regmap, FMC2_PCSCNTR, &ebi->pcscntr); + return 0; +} + +static int stm32_fmc2_ebi_mp1_save_setup(struct stm32_fmc2_ebi *ebi) +{ + int ret; + + ret = stm32_fmc2_ebi_save_setup(ebi); + if (ret) + return ret; + + return regmap_read(ebi->regmap, FMC2_PCSCNTR, &ebi->pcscntr); +} + +static int stm32_fmc2_ebi_mp25_save_setup(struct stm32_fmc2_ebi *ebi) +{ + int ret; + + ret = stm32_fmc2_ebi_save_setup(ebi); + if (ret) + return ret; + + if (ebi->access_granted) + ret = regmap_read(ebi->regmap, FMC2_CFGR, &ebi->cfgr); + + return ret; } static void stm32_fmc2_ebi_set_setup(struct stm32_fmc2_ebi *ebi) @@ -962,14 +1465,29 @@ static void stm32_fmc2_ebi_set_setup(struct stm32_fmc2_ebi *ebi) unsigned int cs; for (cs = 0; cs < FMC2_MAX_EBI_CE; cs++) { + if (!(ebi->bank_assigned & BIT(cs))) + continue; + regmap_write(ebi->regmap, FMC2_BCR(cs), ebi->bcr[cs]); regmap_write(ebi->regmap, FMC2_BTR(cs), ebi->btr[cs]); regmap_write(ebi->regmap, FMC2_BWTR(cs), ebi->bwtr[cs]); } +} +static void stm32_fmc2_ebi_mp1_set_setup(struct stm32_fmc2_ebi *ebi) +{ + stm32_fmc2_ebi_set_setup(ebi); regmap_write(ebi->regmap, FMC2_PCSCNTR, ebi->pcscntr); } +static void stm32_fmc2_ebi_mp25_set_setup(struct stm32_fmc2_ebi *ebi) +{ + stm32_fmc2_ebi_set_setup(ebi); + + if (ebi->access_granted) + regmap_write(ebi->regmap, FMC2_CFGR, ebi->cfgr); +} + static void stm32_fmc2_ebi_disable_banks(struct stm32_fmc2_ebi *ebi) { unsigned int cs; @@ -983,33 +1501,48 @@ static void stm32_fmc2_ebi_disable_banks(struct stm32_fmc2_ebi *ebi) } /* NWAIT signal can not be connected to EBI controller and NAND controller */ -static bool stm32_fmc2_ebi_nwait_used_by_ctrls(struct stm32_fmc2_ebi *ebi) +static int stm32_fmc2_ebi_nwait_used_by_ctrls(struct stm32_fmc2_ebi *ebi) { + struct device *dev = ebi->dev; unsigned int cs; u32 bcr; + int ret; for (cs = 0; cs < FMC2_MAX_EBI_CE; cs++) { if (!(ebi->bank_assigned & BIT(cs))) continue; - regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + ret = regmap_read(ebi->regmap, FMC2_BCR(cs), &bcr); + if (ret) + return ret; + if ((bcr & FMC2_BCR_WAITEN || bcr & FMC2_BCR_ASYNCWAIT) && - ebi->bank_assigned & BIT(FMC2_NAND)) - return true; + ebi->bank_assigned & BIT(FMC2_NAND)) { + dev_err(dev, "NWAIT signal connected to EBI and NAND controllers\n"); + return -EINVAL; + } } - return false; + return 0; } static void stm32_fmc2_ebi_enable(struct stm32_fmc2_ebi *ebi) { - regmap_update_bits(ebi->regmap, FMC2_BCR1, - FMC2_BCR1_FMC2EN, FMC2_BCR1_FMC2EN); + if (!ebi->access_granted) + return; + + regmap_update_bits(ebi->regmap, ebi->data->fmc2_enable_reg, + ebi->data->fmc2_enable_bit, + ebi->data->fmc2_enable_bit); } static void stm32_fmc2_ebi_disable(struct stm32_fmc2_ebi *ebi) { - regmap_update_bits(ebi->regmap, FMC2_BCR1, FMC2_BCR1_FMC2EN, 0); + if (!ebi->access_granted) + return; + + regmap_update_bits(ebi->regmap, ebi->data->fmc2_enable_reg, + ebi->data->fmc2_enable_bit, 0); } static int stm32_fmc2_ebi_setup_cs(struct stm32_fmc2_ebi *ebi, @@ -1021,8 +1554,8 @@ static int stm32_fmc2_ebi_setup_cs(struct stm32_fmc2_ebi *ebi, stm32_fmc2_ebi_disable_bank(ebi, cs); - for (i = 0; i < ARRAY_SIZE(stm32_fmc2_child_props); i++) { - const struct stm32_fmc2_prop *p = &stm32_fmc2_child_props[i]; + for (i = 0; i < ebi->data->nb_child_props; i++) { + const struct stm32_fmc2_prop *p = &ebi->data->child_props[i]; ret = stm32_fmc2_ebi_parse_prop(ebi, dev_node, p, cs); if (ret) { @@ -1066,6 +1599,15 @@ static int stm32_fmc2_ebi_parse_dt(struct stm32_fmc2_ebi *ebi) return -EINVAL; } + if (ebi->data->check_rif) { + ret = ebi->data->check_rif(ebi, bank + 1); + if (ret) { + dev_err(dev, "bank access failed: %d\n", bank); + of_node_put(child); + return ret; + } + } + if (bank < FMC2_MAX_EBI_CE) { ret = stm32_fmc2_ebi_setup_cs(ebi, child, bank); if (ret) { @@ -1085,9 +1627,10 @@ static int stm32_fmc2_ebi_parse_dt(struct stm32_fmc2_ebi *ebi) return -ENODEV; } - if (stm32_fmc2_ebi_nwait_used_by_ctrls(ebi)) { - dev_err(dev, "NWAIT signal connected to EBI and NAND controllers\n"); - return -EINVAL; + if (ebi->data->nwait_used_by_ctrls) { + ret = ebi->data->nwait_used_by_ctrls(ebi); + if (ret) + return ret; } stm32_fmc2_ebi_enable(ebi); @@ -1107,6 +1650,11 @@ static int stm32_fmc2_ebi_probe(struct platform_device *pdev) return -ENOMEM; ebi->dev = dev; + platform_set_drvdata(pdev, ebi); + + ebi->data = of_device_get_match_data(dev); + if (!ebi->data) + return -EINVAL; ebi->regmap = device_node_to_regmap(dev->of_node); if (IS_ERR(ebi->regmap)) @@ -1120,28 +1668,57 @@ static int stm32_fmc2_ebi_probe(struct platform_device *pdev) if (PTR_ERR(rstc) == -EPROBE_DEFER) return -EPROBE_DEFER; - ret = clk_prepare_enable(ebi->clk); + ret = devm_pm_runtime_enable(dev); if (ret) return ret; + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) + return ret; + if (!IS_ERR(rstc)) { reset_control_assert(rstc); reset_control_deassert(rstc); } + /* Check if CFGR register can be modified */ + ebi->access_granted = true; + if (ebi->data->check_rif) { + ret = ebi->data->check_rif(ebi, 0); + if (ret) { + u32 sr; + + ebi->access_granted = false; + + ret = regmap_read(ebi->regmap, FMC2_SR, &sr); + if (ret) + goto err_release; + + /* In case of CFGR is secure, just check that the FMC2 is enabled */ + if (sr & FMC2_SR_ISOST) { + dev_err(dev, "FMC2 is not ready to be used.\n"); + ret = -EACCES; + goto err_release; + } + } + } + ret = stm32_fmc2_ebi_parse_dt(ebi); if (ret) goto err_release; - stm32_fmc2_ebi_save_setup(ebi); - platform_set_drvdata(pdev, ebi); + ret = ebi->data->save_setup(ebi); + if (ret) + goto err_release; return 0; err_release: stm32_fmc2_ebi_disable_banks(ebi); stm32_fmc2_ebi_disable(ebi); - clk_disable_unprepare(ebi->clk); + if (ebi->data->put_sems) + ebi->data->put_sems(ebi); + pm_runtime_put_sync_suspend(dev); return ret; } @@ -1153,7 +1730,25 @@ static void stm32_fmc2_ebi_remove(struct platform_device *pdev) of_platform_depopulate(&pdev->dev); stm32_fmc2_ebi_disable_banks(ebi); stm32_fmc2_ebi_disable(ebi); + if (ebi->data->put_sems) + ebi->data->put_sems(ebi); + pm_runtime_put_sync_suspend(&pdev->dev); +} + +static int __maybe_unused stm32_fmc2_ebi_runtime_suspend(struct device *dev) +{ + struct stm32_fmc2_ebi *ebi = dev_get_drvdata(dev); + clk_disable_unprepare(ebi->clk); + + return 0; +} + +static int __maybe_unused stm32_fmc2_ebi_runtime_resume(struct device *dev) +{ + struct stm32_fmc2_ebi *ebi = dev_get_drvdata(dev); + + return clk_prepare_enable(ebi->clk); } static int __maybe_unused stm32_fmc2_ebi_suspend(struct device *dev) @@ -1161,7 +1756,9 @@ static int __maybe_unused stm32_fmc2_ebi_suspend(struct device *dev) struct stm32_fmc2_ebi *ebi = dev_get_drvdata(dev); stm32_fmc2_ebi_disable(ebi); - clk_disable_unprepare(ebi->clk); + if (ebi->data->put_sems) + ebi->data->put_sems(ebi); + pm_runtime_put_sync_suspend(dev); pinctrl_pm_select_sleep_state(dev); return 0; @@ -1174,21 +1771,55 @@ static int __maybe_unused stm32_fmc2_ebi_resume(struct device *dev) pinctrl_pm_select_default_state(dev); - ret = clk_prepare_enable(ebi->clk); - if (ret) + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) return ret; - stm32_fmc2_ebi_set_setup(ebi); + if (ebi->data->get_sems) + ebi->data->get_sems(ebi); + ebi->data->set_setup(ebi); stm32_fmc2_ebi_enable(ebi); return 0; } -static SIMPLE_DEV_PM_OPS(stm32_fmc2_ebi_pm_ops, stm32_fmc2_ebi_suspend, - stm32_fmc2_ebi_resume); +static const struct dev_pm_ops stm32_fmc2_ebi_pm_ops = { + SET_RUNTIME_PM_OPS(stm32_fmc2_ebi_runtime_suspend, + stm32_fmc2_ebi_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(stm32_fmc2_ebi_suspend, stm32_fmc2_ebi_resume) +}; + +static const struct stm32_fmc2_ebi_data stm32_fmc2_ebi_mp1_data = { + .child_props = stm32_fmc2_child_props, + .nb_child_props = ARRAY_SIZE(stm32_fmc2_child_props), + .fmc2_enable_reg = FMC2_BCR1, + .fmc2_enable_bit = FMC2_BCR1_FMC2EN, + .nwait_used_by_ctrls = stm32_fmc2_ebi_nwait_used_by_ctrls, + .set_setup = stm32_fmc2_ebi_mp1_set_setup, + .save_setup = stm32_fmc2_ebi_mp1_save_setup, +}; + +static const struct stm32_fmc2_ebi_data stm32_fmc2_ebi_mp25_data = { + .child_props = stm32_fmc2_mp25_child_props, + .nb_child_props = ARRAY_SIZE(stm32_fmc2_mp25_child_props), + .fmc2_enable_reg = FMC2_CFGR, + .fmc2_enable_bit = FMC2_CFGR_FMC2EN, + .set_setup = stm32_fmc2_ebi_mp25_set_setup, + .save_setup = stm32_fmc2_ebi_mp25_save_setup, + .check_rif = stm32_fmc2_ebi_mp25_check_rif, + .put_sems = stm32_fmc2_ebi_mp25_put_sems, + .get_sems = stm32_fmc2_ebi_mp25_get_sems, +}; static const struct of_device_id stm32_fmc2_ebi_match[] = { - {.compatible = "st,stm32mp1-fmc2-ebi"}, + { + .compatible = "st,stm32mp1-fmc2-ebi", + .data = &stm32_fmc2_ebi_mp1_data, + }, + { + .compatible = "st,stm32mp25-fmc2-ebi", + .data = &stm32_fmc2_ebi_mp25_data, + }, {} }; MODULE_DEVICE_TABLE(of, stm32_fmc2_ebi_match); diff --git a/drivers/memory/tegra/tegra234.c b/drivers/memory/tegra/tegra234.c index abff87f917cb..5f57cea48b62 100644 --- a/drivers/memory/tegra/tegra234.c +++ b/drivers/memory/tegra/tegra234.c @@ -92,6 +92,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0RDB, .name = "dla0rdb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -102,6 +104,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0RDB1, .name = "dla0rdb1", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -112,6 +116,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0WRB, .name = "dla0wrb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -121,7 +127,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1RDB, - .name = "dla0rdb", + .name = "dla1rdb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -407,7 +415,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1RDB1, - .name = "dla0rdb1", + .name = "dla1rdb1", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -417,7 +427,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1WRB, - .name = "dla0wrb", + .name = "dla1wrb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -539,7 +551,7 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { .bpmp_id = TEGRA_ICC_BPMP_NVJPG_0, .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVJPG, - .regs = { + .regs = { .sid = { .override = 0x3f8, .security = 0x3fc, @@ -660,6 +672,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0RDA, .name = "dla0rda", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -670,6 +684,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0FALRDB, .name = "dla0falrdb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -680,6 +696,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0WRA, .name = "dla0wra", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -690,6 +708,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0FALWRB, .name = "dla0falwrb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -699,7 +719,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1RDA, - .name = "dla0rda", + .name = "dla1rda", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -709,7 +731,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1FALRDB, - .name = "dla0falrdb", + .name = "dla1falrdb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -719,7 +743,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1WRA, - .name = "dla0wra", + .name = "dla1wra", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -729,7 +755,9 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1FALWRB, - .name = "dla0falwrb", + .name = "dla1falwrb", + .bpmp_id = TEGRA_ICC_BPMP_DLA_1, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { @@ -908,6 +936,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, { .id = TEGRA234_MEMORY_CLIENT_DLA0RDA1, .name = "dla0rda1", + .bpmp_id = TEGRA_ICC_BPMP_DLA_0, + .type = TEGRA_ICC_NISO, .sid = TEGRA234_SID_NVDLA0, .regs = { .sid = { @@ -917,7 +947,7 @@ static const struct tegra_mc_client tegra234_mc_clients[] = { }, }, { .id = TEGRA234_MEMORY_CLIENT_DLA1RDA1, - .name = "dla0rda1", + .name = "dla1rda1", .sid = TEGRA234_SID_NVDLA1, .regs = { .sid = { diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c index 04115cd92433..47a314a4eb6f 100644 --- a/drivers/memstick/core/ms_block.c +++ b/drivers/memstick/core/ms_block.c @@ -2078,6 +2078,12 @@ static const struct blk_mq_ops msb_mq_ops = { static int msb_init_disk(struct memstick_dev *card) { struct msb_data *msb = memstick_get_drvdata(card); + struct queue_limits lim = { + .logical_block_size = msb->page_size, + .max_hw_sectors = MS_BLOCK_MAX_PAGES, + .max_segments = MS_BLOCK_MAX_SEGS, + .max_segment_size = MS_BLOCK_MAX_PAGES * msb->page_size, + }; int rc; unsigned long capacity; @@ -2093,19 +2099,13 @@ static int msb_init_disk(struct memstick_dev *card) if (rc) goto out_release_id; - msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + msb->disk = blk_mq_alloc_disk(&msb->tag_set, &lim, card); if (IS_ERR(msb->disk)) { rc = PTR_ERR(msb->disk); goto out_free_tag_set; } msb->queue = msb->disk->queue; - blk_queue_max_hw_sectors(msb->queue, MS_BLOCK_MAX_PAGES); - blk_queue_max_segments(msb->queue, MS_BLOCK_MAX_SEGS); - blk_queue_max_segment_size(msb->queue, - MS_BLOCK_MAX_PAGES * msb->page_size); - blk_queue_logical_block_size(msb->queue, msb->page_size); - sprintf(msb->disk->disk_name, "msblk%d", msb->disk_id); msb->disk->fops = &msb_bdops; msb->disk->private_data = msb; diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index 5a69ed33999b..49accfdc89d6 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1103,6 +1103,12 @@ static const struct blk_mq_ops mspro_mq_ops = { static int mspro_block_init_disk(struct memstick_dev *card) { struct mspro_block_data *msb = memstick_get_drvdata(card); + struct queue_limits lim = { + .logical_block_size = msb->page_size, + .max_hw_sectors = MSPRO_BLOCK_MAX_PAGES, + .max_segments = MSPRO_BLOCK_MAX_SEGS, + .max_segment_size = MSPRO_BLOCK_MAX_PAGES * msb->page_size, + }; struct mspro_devinfo *dev_info = NULL; struct mspro_sys_info *sys_info = NULL; struct mspro_sys_attr *s_attr = NULL; @@ -1138,18 +1144,13 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (rc) goto out_release_id; - msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + msb->disk = blk_mq_alloc_disk(&msb->tag_set, &lim, card); if (IS_ERR(msb->disk)) { rc = PTR_ERR(msb->disk); goto out_free_tag_set; } msb->queue = msb->disk->queue; - blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES); - blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS); - blk_queue_max_segment_size(msb->queue, - MSPRO_BLOCK_MAX_PAGES * msb->page_size); - msb->disk->major = major; msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT; @@ -1158,8 +1159,6 @@ static int mspro_block_init_disk(struct memstick_dev *card) sprintf(msb->disk->disk_name, "mspblk%d", disk_id); - blk_queue_logical_block_size(msb->queue, msb->page_size); - capacity = be16_to_cpu(sys_info->user_block_count); capacity *= be16_to_cpu(sys_info->block_size); capacity *= msb->page_size >> 9; diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index 03319a1fa97f..dbd26c3b245b 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -263,7 +263,6 @@ struct fastrpc_channel_ctx { int domain_id; int sesscount; int vmcount; - u64 perms; struct qcom_scm_vmperm vmperms[FASTRPC_MAX_VMIDS]; struct rpmsg_device *rpdev; struct fastrpc_session_ctx session[FASTRPC_MAX_SESSIONS]; @@ -1279,9 +1278,11 @@ static int fastrpc_init_create_static_process(struct fastrpc_user *fl, /* Map if we have any heap VMIDs associated with this ADSP Static Process. */ if (fl->cctx->vmcount) { + u64 src_perms = BIT(QCOM_SCM_VMID_HLOS); + err = qcom_scm_assign_mem(fl->cctx->remote_heap->phys, (u64)fl->cctx->remote_heap->size, - &fl->cctx->perms, + &src_perms, fl->cctx->vmperms, fl->cctx->vmcount); if (err) { dev_err(fl->sctx->dev, "Failed to assign memory with phys 0x%llx size 0x%llx err %d", @@ -1915,8 +1916,10 @@ static int fastrpc_req_mmap(struct fastrpc_user *fl, char __user *argp) /* Add memory to static PD pool, protection thru hypervisor */ if (req.flags == ADSP_MMAP_REMOTE_HEAP_ADDR && fl->cctx->vmcount) { + u64 src_perms = BIT(QCOM_SCM_VMID_HLOS); + err = qcom_scm_assign_mem(buf->phys, (u64)buf->size, - &fl->cctx->perms, fl->cctx->vmperms, fl->cctx->vmcount); + &src_perms, fl->cctx->vmperms, fl->cctx->vmcount); if (err) { dev_err(fl->sctx->dev, "Failed to assign memory phys 0x%llx size 0x%llx err %d", buf->phys, buf->size, err); @@ -2290,7 +2293,6 @@ static int fastrpc_rpmsg_probe(struct rpmsg_device *rpdev) if (vmcount) { data->vmcount = vmcount; - data->perms = BIT(QCOM_SCM_VMID_HLOS); for (i = 0; i < data->vmcount; i++) { data->vmperms[i].vmid = vmids[i]; data->vmperms[i].perm = QCOM_SCM_PERM_RWX; diff --git a/drivers/misc/lis3lv02d/lis3lv02d_i2c.c b/drivers/misc/lis3lv02d/lis3lv02d_i2c.c index c6eb27d46cb0..15119584473c 100644 --- a/drivers/misc/lis3lv02d/lis3lv02d_i2c.c +++ b/drivers/misc/lis3lv02d/lis3lv02d_i2c.c @@ -198,8 +198,14 @@ static int lis3lv02d_i2c_suspend(struct device *dev) struct i2c_client *client = to_i2c_client(dev); struct lis3lv02d *lis3 = i2c_get_clientdata(client); - if (!lis3->pdata || !lis3->pdata->wakeup_flags) + /* Turn on for wakeup if turned off by runtime suspend */ + if (lis3->pdata && lis3->pdata->wakeup_flags) { + if (pm_runtime_suspended(dev)) + lis3lv02d_poweron(lis3); + /* For non wakeup turn off if not already turned off by runtime suspend */ + } else if (!pm_runtime_suspended(dev)) lis3lv02d_poweroff(lis3); + return 0; } @@ -208,13 +214,12 @@ static int lis3lv02d_i2c_resume(struct device *dev) struct i2c_client *client = to_i2c_client(dev); struct lis3lv02d *lis3 = i2c_get_clientdata(client); - /* - * pm_runtime documentation says that devices should always - * be powered on at resume. Pm_runtime turns them off after system - * wide resume is complete. - */ - if (!lis3->pdata || !lis3->pdata->wakeup_flags || - pm_runtime_suspended(dev)) + /* Turn back off if turned on for wakeup and runtime suspended*/ + if (lis3->pdata && lis3->pdata->wakeup_flags) { + if (pm_runtime_suspended(dev)) + lis3lv02d_poweroff(lis3); + /* For non wakeup turn back on if not runtime suspended */ + } else if (!pm_runtime_suspended(dev)) lis3lv02d_poweron(lis3); return 0; diff --git a/drivers/misc/lkdtm/bugs.c b/drivers/misc/lkdtm/bugs.c index b080eb2335eb..b92767d6bdd2 100644 --- a/drivers/misc/lkdtm/bugs.c +++ b/drivers/misc/lkdtm/bugs.c @@ -294,10 +294,11 @@ static void lkdtm_SPINLOCKUP(void) __release(&lock_me_up); } -static void lkdtm_HUNG_TASK(void) +static void __noreturn lkdtm_HUNG_TASK(void) { set_current_state(TASK_UNINTERRUPTIBLE); schedule(); + BUG(); } static volatile unsigned int huge = INT_MAX - 2; diff --git a/drivers/misc/lkdtm/core.c b/drivers/misc/lkdtm/core.c index 0772e4a4757e..5732fd59a227 100644 --- a/drivers/misc/lkdtm/core.c +++ b/drivers/misc/lkdtm/core.c @@ -153,12 +153,17 @@ static const struct crashtype *find_crashtype(const char *name) /* * This is forced noinline just so it distinctly shows up in the stackdump * which makes validation of expected lkdtm crashes easier. + * + * NOTE: having a valid return value helps prevent the compiler from doing + * tail call optimizations and taking this out of the stack trace. */ -static noinline void lkdtm_do_action(const struct crashtype *crashtype) +static noinline int lkdtm_do_action(const struct crashtype *crashtype) { if (WARN_ON(!crashtype || !crashtype->func)) - return; + return -EINVAL; crashtype->func(); + + return 0; } static int lkdtm_register_cpoint(struct crashpoint *crashpoint, @@ -167,10 +172,8 @@ static int lkdtm_register_cpoint(struct crashpoint *crashpoint, int ret; /* If this doesn't have a symbol, just call immediately. */ - if (!crashpoint->kprobe.symbol_name) { - lkdtm_do_action(crashtype); - return 0; - } + if (!crashpoint->kprobe.symbol_name) + return lkdtm_do_action(crashtype); if (lkdtm_kprobe != NULL) unregister_kprobe(lkdtm_kprobe); @@ -216,7 +219,7 @@ static int lkdtm_kprobe_handler(struct kprobe *kp, struct pt_regs *regs) spin_unlock_irqrestore(&crash_count_lock, flags); if (do_it) - lkdtm_do_action(lkdtm_crashtype); + return lkdtm_do_action(lkdtm_crashtype); return 0; } @@ -303,6 +306,7 @@ static ssize_t direct_entry(struct file *f, const char __user *user_buf, { const struct crashtype *crashtype; char *buf; + int err; if (count >= PAGE_SIZE) return -EINVAL; @@ -326,9 +330,11 @@ static ssize_t direct_entry(struct file *f, const char __user *user_buf, return -EINVAL; pr_info("Performing direct entry %s\n", crashtype->name); - lkdtm_do_action(crashtype); + err = lkdtm_do_action(crashtype); *off += count; + if (err) + return err; return count; } diff --git a/drivers/misc/lkdtm/heap.c b/drivers/misc/lkdtm/heap.c index 4f467d3972a6..b1b316f99703 100644 --- a/drivers/misc/lkdtm/heap.c +++ b/drivers/misc/lkdtm/heap.c @@ -48,7 +48,7 @@ static void lkdtm_VMALLOC_LINEAR_OVERFLOW(void) * correctly. * * This should get caught by either memory tagging, KASan, or by using - * CONFIG_SLUB_DEBUG=y and slub_debug=ZF (or CONFIG_SLUB_DEBUG_ON=y). + * CONFIG_SLUB_DEBUG=y and slab_debug=ZF (or CONFIG_SLUB_DEBUG_ON=y). */ static void lkdtm_SLAB_LINEAR_OVERFLOW(void) { diff --git a/drivers/misc/mei/gsc_proxy/mei_gsc_proxy.c b/drivers/misc/mei/gsc_proxy/mei_gsc_proxy.c index be52b113aea9..89364bdbb129 100644 --- a/drivers/misc/mei/gsc_proxy/mei_gsc_proxy.c +++ b/drivers/misc/mei/gsc_proxy/mei_gsc_proxy.c @@ -96,7 +96,8 @@ static const struct component_master_ops mei_component_master_ops = { * * The function checks if the device is pci device and * Intel VGA adapter, the subcomponent is SW Proxy - * and the parent of MEI PCI and the parent of VGA are the same PCH device. + * and the VGA is on the bus 0 reserved for built-in devices + * to reject discrete GFX. * * @dev: master device * @subcomponent: subcomponent to match (I915_COMPONENT_SWPROXY) @@ -123,7 +124,8 @@ static int mei_gsc_proxy_component_match(struct device *dev, int subcomponent, if (subcomponent != I915_COMPONENT_GSC_PROXY) return 0; - return component_compare_dev(dev->parent, ((struct device *)data)->parent); + /* Only built-in GFX */ + return (pdev->bus->number == 0); } static int mei_gsc_proxy_probe(struct mei_cl_device *cldev, @@ -146,7 +148,7 @@ static int mei_gsc_proxy_probe(struct mei_cl_device *cldev, } component_match_add_typed(&cldev->dev, &master_match, - mei_gsc_proxy_component_match, cldev->dev.parent); + mei_gsc_proxy_component_match, NULL); if (IS_ERR_OR_NULL(master_match)) { ret = -ENOMEM; goto err_exit; diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index 961e5d53a27a..aac36750d2c5 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -112,6 +112,8 @@ #define MEI_DEV_ID_RPL_S 0x7A68 /* Raptor Lake Point S */ #define MEI_DEV_ID_MTL_M 0x7E70 /* Meteor Lake Point M */ +#define MEI_DEV_ID_ARL_S 0x7F68 /* Arrow Lake Point S */ +#define MEI_DEV_ID_ARL_H 0x7770 /* Arrow Lake Point H */ /* * MEI HW Section diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 676d566f38dd..8cf636c54032 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -119,6 +119,8 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_RPL_S, MEI_ME_PCH15_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_MTL_M, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ARL_S, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ARL_H, MEI_ME_PCH15_CFG)}, /* required last entry */ {0, } diff --git a/drivers/misc/mei/vsc-tp.c b/drivers/misc/mei/vsc-tp.c index 6f4a4be6ccb5..55f7db490d3b 100644 --- a/drivers/misc/mei/vsc-tp.c +++ b/drivers/misc/mei/vsc-tp.c @@ -535,6 +535,7 @@ static const struct acpi_device_id vsc_tp_acpi_ids[] = { { "INTC1009" }, /* Raptor Lake */ { "INTC1058" }, /* Tiger Lake */ { "INTC1094" }, /* Alder Lake */ + { "INTC10D0" }, /* Meteor Lake */ {} }; MODULE_DEVICE_TABLE(acpi, vsc_tp_acpi_ids); diff --git a/drivers/misc/vmw_vmci/vmci_datagram.c b/drivers/misc/vmw_vmci/vmci_datagram.c index f50d22882476..3964d9e5a39b 100644 --- a/drivers/misc/vmw_vmci/vmci_datagram.c +++ b/drivers/misc/vmw_vmci/vmci_datagram.c @@ -224,8 +224,8 @@ static int dg_dispatch_as_host(u32 context_id, struct vmci_datagram *dg) return VMCI_ERROR_NO_MEM; } - dg_info = kmalloc(sizeof(*dg_info) + - (size_t) dg->payload_size, GFP_ATOMIC); + dg_info = kmalloc(struct_size(dg_info, msg_payload, dg->payload_size), + GFP_ATOMIC); if (!dg_info) { atomic_dec(&delayed_dg_host_queue_size); vmci_resource_put(resource); @@ -234,7 +234,8 @@ static int dg_dispatch_as_host(u32 context_id, struct vmci_datagram *dg) dg_info->in_dg_host_queue = true; dg_info->entry = dst_entry; - memcpy(&dg_info->msg, dg, dg_size); + dg_info->msg = *dg; + memcpy(&dg_info->msg_payload, dg + 1, dg->payload_size); INIT_WORK(&dg_info->work, dg_delayed_dispatch); schedule_work(&dg_info->work); @@ -377,7 +378,8 @@ int vmci_datagram_invoke_guest_handler(struct vmci_datagram *dg) dg_info->in_dg_host_queue = false; dg_info->entry = dst_entry; - memcpy(&dg_info->msg, dg, VMCI_DG_SIZE(dg)); + dg_info->msg = *dg; + memcpy(&dg_info->msg_payload, dg + 1, dg->payload_size); INIT_WORK(&dg_info->work, dg_delayed_dispatch); schedule_work(&dg_info->work); diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index f410bee50132..58ed7193a3ca 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1015,10 +1015,12 @@ static int mmc_select_bus_width(struct mmc_card *card) static unsigned ext_csd_bits[] = { EXT_CSD_BUS_WIDTH_8, EXT_CSD_BUS_WIDTH_4, + EXT_CSD_BUS_WIDTH_1, }; static unsigned bus_widths[] = { MMC_BUS_WIDTH_8, MMC_BUS_WIDTH_4, + MMC_BUS_WIDTH_1, }; struct mmc_host *host = card->host; unsigned idx, bus_width = 0; diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c index a0a2412f62a7..2ae60d208cdf 100644 --- a/drivers/mmc/core/queue.c +++ b/drivers/mmc/core/queue.c @@ -174,8 +174,8 @@ static struct scatterlist *mmc_alloc_sg(unsigned short sg_len, gfp_t gfp) return sg; } -static void mmc_queue_setup_discard(struct request_queue *q, - struct mmc_card *card) +static void mmc_queue_setup_discard(struct mmc_card *card, + struct queue_limits *lim) { unsigned max_discard; @@ -183,15 +183,17 @@ static void mmc_queue_setup_discard(struct request_queue *q, if (!max_discard) return; - blk_queue_max_discard_sectors(q, max_discard); - q->limits.discard_granularity = card->pref_erase << 9; - /* granularity must not be greater than max. discard */ - if (card->pref_erase > max_discard) - q->limits.discard_granularity = SECTOR_SIZE; + lim->max_hw_discard_sectors = max_discard; if (mmc_can_secure_erase_trim(card)) - blk_queue_max_secure_erase_sectors(q, max_discard); + lim->max_secure_erase_sectors = max_discard; if (mmc_can_trim(card) && card->erased_byte == 0) - blk_queue_max_write_zeroes_sectors(q, max_discard); + lim->max_write_zeroes_sectors = max_discard; + + /* granularity must not be greater than max. discard */ + if (card->pref_erase > max_discard) + lim->discard_granularity = SECTOR_SIZE; + else + lim->discard_granularity = card->pref_erase << 9; } static unsigned short mmc_get_max_segments(struct mmc_host *host) @@ -341,40 +343,53 @@ static const struct blk_mq_ops mmc_mq_ops = { .timeout = mmc_mq_timed_out, }; -static void mmc_setup_queue(struct mmc_queue *mq, struct mmc_card *card) +static struct gendisk *mmc_alloc_disk(struct mmc_queue *mq, + struct mmc_card *card) { struct mmc_host *host = card->host; - unsigned block_size = 512; + struct queue_limits lim = { }; + struct gendisk *disk; - blk_queue_flag_set(QUEUE_FLAG_NONROT, mq->queue); - blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, mq->queue); if (mmc_can_erase(card)) - mmc_queue_setup_discard(mq->queue, card); + mmc_queue_setup_discard(card, &lim); if (!mmc_dev(host)->dma_mask || !*mmc_dev(host)->dma_mask) - blk_queue_bounce_limit(mq->queue, BLK_BOUNCE_HIGH); - blk_queue_max_hw_sectors(mq->queue, - min(host->max_blk_count, host->max_req_size / 512)); - if (host->can_dma_map_merge) - WARN(!blk_queue_can_use_dma_map_merging(mq->queue, - mmc_dev(host)), - "merging was advertised but not possible"); - blk_queue_max_segments(mq->queue, mmc_get_max_segments(host)); - - if (mmc_card_mmc(card) && card->ext_csd.data_sector_size) { - block_size = card->ext_csd.data_sector_size; - WARN_ON(block_size != 512 && block_size != 4096); - } + lim.bounce = BLK_BOUNCE_HIGH; + + lim.max_hw_sectors = min(host->max_blk_count, host->max_req_size / 512); + + if (mmc_card_mmc(card) && card->ext_csd.data_sector_size) + lim.logical_block_size = card->ext_csd.data_sector_size; + else + lim.logical_block_size = 512; + + WARN_ON_ONCE(lim.logical_block_size != 512 && + lim.logical_block_size != 4096); - blk_queue_logical_block_size(mq->queue, block_size); /* - * After blk_queue_can_use_dma_map_merging() was called with succeed, - * since it calls blk_queue_virt_boundary(), the mmc should not call - * both blk_queue_max_segment_size(). + * Setting a virt_boundary implicity sets a max_segment_size, so try + * to set the hardware one here. */ - if (!host->can_dma_map_merge) - blk_queue_max_segment_size(mq->queue, - round_down(host->max_seg_size, block_size)); + if (host->can_dma_map_merge) { + lim.virt_boundary_mask = dma_get_merge_boundary(mmc_dev(host)); + lim.max_segments = MMC_DMA_MAP_MERGE_SEGMENTS; + } else { + lim.max_segment_size = + round_down(host->max_seg_size, lim.logical_block_size); + lim.max_segments = host->max_segs; + } + + disk = blk_mq_alloc_disk(&mq->tag_set, &lim, mq); + if (IS_ERR(disk)) + return disk; + mq->queue = disk->queue; + + if (mmc_host_is_spi(host) && host->use_spi_crc) + blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, mq->queue); + blk_queue_rq_timeout(mq->queue, 60 * HZ); + + blk_queue_flag_set(QUEUE_FLAG_NONROT, mq->queue); + blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, mq->queue); dma_set_max_seg_size(mmc_dev(host), queue_max_segment_size(mq->queue)); @@ -386,6 +401,7 @@ static void mmc_setup_queue(struct mmc_queue *mq, struct mmc_card *card) init_waitqueue_head(&mq->wait); mmc_crypto_setup_queue(mq->queue, host); + return disk; } static inline bool mmc_merge_capable(struct mmc_host *host) @@ -447,18 +463,9 @@ struct gendisk *mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card) return ERR_PTR(ret); - disk = blk_mq_alloc_disk(&mq->tag_set, mq); - if (IS_ERR(disk)) { + disk = mmc_alloc_disk(mq, card); + if (IS_ERR(disk)) blk_mq_free_tag_set(&mq->tag_set); - return disk; - } - mq->queue = disk->queue; - - if (mmc_host_is_spi(host) && host->use_spi_crc) - blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, mq->queue); - blk_queue_rq_timeout(mq->queue, 60 * HZ); - - mmc_setup_queue(mq, card); return disk; } diff --git a/drivers/mmc/core/slot-gpio.c b/drivers/mmc/core/slot-gpio.c index 2a2d949a9344..39f45c2b6de8 100644 --- a/drivers/mmc/core/slot-gpio.c +++ b/drivers/mmc/core/slot-gpio.c @@ -75,11 +75,15 @@ EXPORT_SYMBOL(mmc_gpio_set_cd_irq); int mmc_gpio_get_ro(struct mmc_host *host) { struct mmc_gpio *ctx = host->slot.handler_priv; + int cansleep; if (!ctx || !ctx->ro_gpio) return -ENOSYS; - return gpiod_get_value_cansleep(ctx->ro_gpio); + cansleep = gpiod_cansleep(ctx->ro_gpio); + return cansleep ? + gpiod_get_value_cansleep(ctx->ro_gpio) : + gpiod_get_value(ctx->ro_gpio); } EXPORT_SYMBOL(mmc_gpio_get_ro); diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c index 35067e1e6cd8..f5da7f9baa52 100644 --- a/drivers/mmc/host/mmci_stm32_sdmmc.c +++ b/drivers/mmc/host/mmci_stm32_sdmmc.c @@ -225,6 +225,8 @@ static int sdmmc_idma_start(struct mmci_host *host, unsigned int *datactrl) struct scatterlist *sg; int i; + host->dma_in_progress = true; + if (!host->variant->dma_lli || data->sg_len == 1 || idma->use_bounce_buffer) { u32 dma_addr; @@ -263,9 +265,30 @@ static int sdmmc_idma_start(struct mmci_host *host, unsigned int *datactrl) return 0; } +static void sdmmc_idma_error(struct mmci_host *host) +{ + struct mmc_data *data = host->data; + struct sdmmc_idma *idma = host->dma_priv; + + if (!dma_inprogress(host)) + return; + + writel_relaxed(0, host->base + MMCI_STM32_IDMACTRLR); + host->dma_in_progress = false; + data->host_cookie = 0; + + if (!idma->use_bounce_buffer) + dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len, + mmc_get_dma_dir(data)); +} + static void sdmmc_idma_finalize(struct mmci_host *host, struct mmc_data *data) { + if (!dma_inprogress(host)) + return; + writel_relaxed(0, host->base + MMCI_STM32_IDMACTRLR); + host->dma_in_progress = false; if (!data->host_cookie) sdmmc_idma_unprep_data(host, data, 0); @@ -676,6 +699,7 @@ static struct mmci_host_ops sdmmc_variant_ops = { .dma_setup = sdmmc_idma_setup, .dma_start = sdmmc_idma_start, .dma_finalize = sdmmc_idma_finalize, + .dma_error = sdmmc_idma_error, .set_clkreg = mmci_sdmmc_set_clkreg, .set_pwrreg = mmci_sdmmc_set_pwrreg, .busy_complete = sdmmc_busy_complete, diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c index 7bfee28116af..d4a02184784a 100644 --- a/drivers/mmc/host/sdhci-pci-o2micro.c +++ b/drivers/mmc/host/sdhci-pci-o2micro.c @@ -693,6 +693,35 @@ static int sdhci_pci_o2_init_sd_express(struct mmc_host *mmc, struct mmc_ios *io return 0; } +static void sdhci_pci_o2_set_power(struct sdhci_host *host, unsigned char mode, unsigned short vdd) +{ + struct sdhci_pci_chip *chip; + struct sdhci_pci_slot *slot = sdhci_priv(host); + u32 scratch_32 = 0; + u8 scratch_8 = 0; + + chip = slot->chip; + + if (mode == MMC_POWER_OFF) { + /* UnLock WP */ + pci_read_config_byte(chip->pdev, O2_SD_LOCK_WP, &scratch_8); + scratch_8 &= 0x7f; + pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch_8); + + /* Set PCR 0x354[16] to switch Clock Source back to OPE Clock */ + pci_read_config_dword(chip->pdev, O2_SD_OUTPUT_CLK_SOURCE_SWITCH, &scratch_32); + scratch_32 &= ~(O2_SD_SEL_DLL); + pci_write_config_dword(chip->pdev, O2_SD_OUTPUT_CLK_SOURCE_SWITCH, scratch_32); + + /* Lock WP */ + pci_read_config_byte(chip->pdev, O2_SD_LOCK_WP, &scratch_8); + scratch_8 |= 0x80; + pci_write_config_byte(chip->pdev, O2_SD_LOCK_WP, scratch_8); + } + + sdhci_set_power(host, mode, vdd); +} + static int sdhci_pci_o2_probe_slot(struct sdhci_pci_slot *slot) { struct sdhci_pci_chip *chip; @@ -1051,6 +1080,7 @@ static const struct sdhci_ops sdhci_pci_o2_ops = { .set_bus_width = sdhci_set_bus_width, .reset = sdhci_reset, .set_uhs_signaling = sdhci_set_uhs_signaling, + .set_power = sdhci_pci_o2_set_power, }; const struct sdhci_pci_fixes sdhci_o2 = { diff --git a/drivers/mmc/host/sdhci-xenon-phy.c b/drivers/mmc/host/sdhci-xenon-phy.c index 8cf3a375de65..cc9d28b75eb9 100644 --- a/drivers/mmc/host/sdhci-xenon-phy.c +++ b/drivers/mmc/host/sdhci-xenon-phy.c @@ -11,6 +11,7 @@ #include <linux/slab.h> #include <linux/delay.h> #include <linux/ktime.h> +#include <linux/iopoll.h> #include <linux/of_address.h> #include "sdhci-pltfm.h" @@ -109,6 +110,8 @@ #define XENON_EMMC_PHY_LOGIC_TIMING_ADJUST (XENON_EMMC_PHY_REG_BASE + 0x18) #define XENON_LOGIC_TIMING_VALUE 0x00AA8977 +#define XENON_MAX_PHY_TIMEOUT_LOOPS 100 + /* * List offset of PHY registers and some special register values * in eMMC PHY 5.0 or eMMC PHY 5.1 @@ -216,6 +219,19 @@ static int xenon_alloc_emmc_phy(struct sdhci_host *host) return 0; } +static int xenon_check_stability_internal_clk(struct sdhci_host *host) +{ + u32 reg; + int err; + + err = read_poll_timeout(sdhci_readw, reg, reg & SDHCI_CLOCK_INT_STABLE, + 1100, 20000, false, host, SDHCI_CLOCK_CONTROL); + if (err) + dev_err(mmc_dev(host->mmc), "phy_init: Internal clock never stabilized.\n"); + + return err; +} + /* * eMMC 5.0/5.1 PHY init/re-init. * eMMC PHY init should be executed after: @@ -232,6 +248,11 @@ static int xenon_emmc_phy_init(struct sdhci_host *host) struct xenon_priv *priv = sdhci_pltfm_priv(pltfm_host); struct xenon_emmc_phy_regs *phy_regs = priv->emmc_phy_regs; + int ret = xenon_check_stability_internal_clk(host); + + if (ret) + return ret; + reg = sdhci_readl(host, phy_regs->timing_adj); reg |= XENON_PHY_INITIALIZAION; sdhci_writel(host, reg, phy_regs->timing_adj); @@ -259,18 +280,27 @@ static int xenon_emmc_phy_init(struct sdhci_host *host) /* get the wait time */ wait /= clock; wait++; - /* wait for host eMMC PHY init completes */ - udelay(wait); - reg = sdhci_readl(host, phy_regs->timing_adj); - reg &= XENON_PHY_INITIALIZAION; - if (reg) { + /* + * AC5X spec says bit must be polled until zero. + * We see cases in which timeout can take longer + * than the standard calculation on AC5X, which is + * expected following the spec comment above. + * According to the spec, we must wait as long as + * it takes for that bit to toggle on AC5X. + * Cap that with 100 delay loops so we won't get + * stuck here forever: + */ + + ret = read_poll_timeout(sdhci_readl, reg, + !(reg & XENON_PHY_INITIALIZAION), + wait, XENON_MAX_PHY_TIMEOUT_LOOPS * wait, + false, host, phy_regs->timing_adj); + if (ret) dev_err(mmc_dev(host->mmc), "eMMC PHY init cannot complete after %d us\n", - wait); - return -ETIMEDOUT; - } + wait * XENON_MAX_PHY_TIMEOUT_LOOPS); - return 0; + return ret; } #define ARMADA_3700_SOC_PAD_1_8V 0x1 diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c index aa44a23ec045..97a00ec9a4d4 100644 --- a/drivers/mtd/devices/block2mtd.c +++ b/drivers/mtd/devices/block2mtd.c @@ -37,7 +37,7 @@ /* Info for the block device */ struct block2mtd_dev { struct list_head list; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct mtd_info mtd; struct mutex write_mutex; }; @@ -55,8 +55,7 @@ static struct page *page_read(struct address_space *mapping, pgoff_t index) /* erase a specified part of the device */ static int _block2mtd_erase(struct block2mtd_dev *dev, loff_t to, size_t len) { - struct address_space *mapping = - dev->bdev_handle->bdev->bd_inode->i_mapping; + struct address_space *mapping = dev->bdev_file->f_mapping; struct page *page; pgoff_t index = to >> PAGE_SHIFT; // page index int pages = len >> PAGE_SHIFT; @@ -106,8 +105,7 @@ static int block2mtd_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf) { struct block2mtd_dev *dev = mtd->priv; - struct address_space *mapping = - dev->bdev_handle->bdev->bd_inode->i_mapping; + struct address_space *mapping = dev->bdev_file->f_mapping; struct page *page; pgoff_t index = from >> PAGE_SHIFT; int offset = from & (PAGE_SIZE-1); @@ -142,8 +140,7 @@ static int _block2mtd_write(struct block2mtd_dev *dev, const u_char *buf, loff_t to, size_t len, size_t *retlen) { struct page *page; - struct address_space *mapping = - dev->bdev_handle->bdev->bd_inode->i_mapping; + struct address_space *mapping = dev->bdev_file->f_mapping; pgoff_t index = to >> PAGE_SHIFT; // page index int offset = to & ~PAGE_MASK; // page offset int cpylen; @@ -198,7 +195,7 @@ static int block2mtd_write(struct mtd_info *mtd, loff_t to, size_t len, static void block2mtd_sync(struct mtd_info *mtd) { struct block2mtd_dev *dev = mtd->priv; - sync_blockdev(dev->bdev_handle->bdev); + sync_blockdev(file_bdev(dev->bdev_file)); return; } @@ -210,10 +207,9 @@ static void block2mtd_free_device(struct block2mtd_dev *dev) kfree(dev->mtd.name); - if (dev->bdev_handle) { - invalidate_mapping_pages( - dev->bdev_handle->bdev->bd_inode->i_mapping, 0, -1); - bdev_release(dev->bdev_handle); + if (dev->bdev_file) { + invalidate_mapping_pages(dev->bdev_file->f_mapping, 0, -1); + fput(dev->bdev_file); } kfree(dev); @@ -223,10 +219,10 @@ static void block2mtd_free_device(struct block2mtd_dev *dev) * This function is marked __ref because it calls the __init marked * early_lookup_bdev when called from the early boot code. */ -static struct bdev_handle __ref *mdtblock_early_get_bdev(const char *devname, +static struct file __ref *mdtblock_early_get_bdev(const char *devname, blk_mode_t mode, int timeout, struct block2mtd_dev *dev) { - struct bdev_handle *bdev_handle = ERR_PTR(-ENODEV); + struct file *bdev_file = ERR_PTR(-ENODEV); #ifndef MODULE int i; @@ -234,7 +230,7 @@ static struct bdev_handle __ref *mdtblock_early_get_bdev(const char *devname, * We can't use early_lookup_bdev from a running system. */ if (system_state >= SYSTEM_RUNNING) - return bdev_handle; + return bdev_file; /* * We might not have the root device mounted at this point. @@ -253,20 +249,20 @@ static struct bdev_handle __ref *mdtblock_early_get_bdev(const char *devname, wait_for_device_probe(); if (!early_lookup_bdev(devname, &devt)) { - bdev_handle = bdev_open_by_dev(devt, mode, dev, NULL); - if (!IS_ERR(bdev_handle)) + bdev_file = bdev_file_open_by_dev(devt, mode, dev, NULL); + if (!IS_ERR(bdev_file)) break; } } #endif - return bdev_handle; + return bdev_file; } static struct block2mtd_dev *add_device(char *devname, int erase_size, char *label, int timeout) { const blk_mode_t mode = BLK_OPEN_READ | BLK_OPEN_WRITE; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct block_device *bdev; struct block2mtd_dev *dev; char *name; @@ -279,16 +275,16 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size, return NULL; /* Get a handle on the device */ - bdev_handle = bdev_open_by_path(devname, mode, dev, NULL); - if (IS_ERR(bdev_handle)) - bdev_handle = mdtblock_early_get_bdev(devname, mode, timeout, + bdev_file = bdev_file_open_by_path(devname, mode, dev, NULL); + if (IS_ERR(bdev_file)) + bdev_file = mdtblock_early_get_bdev(devname, mode, timeout, dev); - if (IS_ERR(bdev_handle)) { + if (IS_ERR(bdev_file)) { pr_err("error: cannot open device %s\n", devname); goto err_free_block2mtd; } - dev->bdev_handle = bdev_handle; - bdev = bdev_handle->bdev; + dev->bdev_file = bdev_file; + bdev = file_bdev(bdev_file); if (MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) { pr_err("attempting to use an MTD device as a block device\n"); diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c index f0526dcc2162..3caa0717d46c 100644 --- a/drivers/mtd/mtd_blkdevs.c +++ b/drivers/mtd/mtd_blkdevs.c @@ -277,6 +277,7 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new) { struct mtd_blktrans_ops *tr = new->tr; struct mtd_blktrans_dev *d; + struct queue_limits lim = { }; int last_devnum = -1; struct gendisk *gd; int ret; @@ -331,9 +332,13 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new) BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING); if (ret) goto out_kfree_tag_set; + + lim.logical_block_size = tr->blksize; + if (tr->discard) + lim.max_hw_discard_sectors = UINT_MAX; /* Create gendisk */ - gd = blk_mq_alloc_disk(new->tag_set, new); + gd = blk_mq_alloc_disk(new->tag_set, &lim, new); if (IS_ERR(gd)) { ret = PTR_ERR(gd); goto out_free_tag_set; @@ -371,14 +376,9 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new) if (tr->flush) blk_queue_write_cache(new->rq, true, false); - blk_queue_logical_block_size(new->rq, tr->blksize); - blk_queue_flag_set(QUEUE_FLAG_NONROT, new->rq); blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, new->rq); - if (tr->discard) - blk_queue_max_discard_sectors(new->rq, UINT_MAX); - gd->queue = new->rq; if (new->readonly) diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index e451b28840d5..5887feb347a4 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -621,6 +621,7 @@ static void mtd_check_of_node(struct mtd_info *mtd) if (plen == mtd_name_len && !strncmp(mtd->name, pname + offset, plen)) { mtd_set_of_node(mtd, mtd_dn); + of_node_put(mtd_dn); break; } } diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index a46698744850..5b0f5a9cef81 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -290,16 +290,13 @@ static const struct marvell_hw_ecc_layout marvell_nfc_layouts[] = { MARVELL_LAYOUT( 2048, 512, 4, 1, 1, 2048, 32, 30, 0, 0, 0), MARVELL_LAYOUT( 2048, 512, 8, 2, 1, 1024, 0, 30,1024,32, 30), MARVELL_LAYOUT( 2048, 512, 8, 2, 1, 1024, 0, 30,1024,64, 30), - MARVELL_LAYOUT( 2048, 512, 12, 3, 2, 704, 0, 30,640, 0, 30), - MARVELL_LAYOUT( 2048, 512, 16, 5, 4, 512, 0, 30, 0, 32, 30), + MARVELL_LAYOUT( 2048, 512, 16, 4, 4, 512, 0, 30, 0, 32, 30), MARVELL_LAYOUT( 4096, 512, 4, 2, 2, 2048, 32, 30, 0, 0, 0), - MARVELL_LAYOUT( 4096, 512, 8, 5, 4, 1024, 0, 30, 0, 64, 30), - MARVELL_LAYOUT( 4096, 512, 12, 6, 5, 704, 0, 30,576, 32, 30), - MARVELL_LAYOUT( 4096, 512, 16, 9, 8, 512, 0, 30, 0, 32, 30), + MARVELL_LAYOUT( 4096, 512, 8, 4, 4, 1024, 0, 30, 0, 64, 30), + MARVELL_LAYOUT( 4096, 512, 16, 8, 8, 512, 0, 30, 0, 32, 30), MARVELL_LAYOUT( 8192, 512, 4, 4, 4, 2048, 0, 30, 0, 0, 0), - MARVELL_LAYOUT( 8192, 512, 8, 9, 8, 1024, 0, 30, 0, 160, 30), - MARVELL_LAYOUT( 8192, 512, 12, 12, 11, 704, 0, 30,448, 64, 30), - MARVELL_LAYOUT( 8192, 512, 16, 17, 16, 512, 0, 30, 0, 32, 30), + MARVELL_LAYOUT( 8192, 512, 8, 8, 8, 1024, 0, 30, 0, 160, 30), + MARVELL_LAYOUT( 8192, 512, 16, 16, 16, 512, 0, 30, 0, 32, 30), }; /** diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c index 987710e09441..6023cba748bb 100644 --- a/drivers/mtd/nand/spi/gigadevice.c +++ b/drivers/mtd/nand/spi/gigadevice.c @@ -186,7 +186,7 @@ static int gd5fxgq4uexxg_ecc_get_status(struct spinand_device *spinand, { u8 status2; struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2, - &status2); + spinand->scratchbuf); int ret; switch (status & STATUS_ECC_MASK) { @@ -207,6 +207,7 @@ static int gd5fxgq4uexxg_ecc_get_status(struct spinand_device *spinand, * report the maximum of 4 in this case */ /* bits sorted this way (3...0): ECCS1,ECCS0,ECCSE1,ECCSE0 */ + status2 = *(spinand->scratchbuf); return ((status & STATUS_ECC_MASK) >> 2) | ((status2 & STATUS_ECC_MASK) >> 4); @@ -228,7 +229,7 @@ static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand, { u8 status2; struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2, - &status2); + spinand->scratchbuf); int ret; switch (status & STATUS_ECC_MASK) { @@ -248,6 +249,7 @@ static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand, * 1 ... 4 bits are flipped (and corrected) */ /* bits sorted this way (1...0): ECCSE1, ECCSE0 */ + status2 = *(spinand->scratchbuf); return ((status2 & STATUS_ECC_MASK) >> 4) + 1; case STATUS_ECC_UNCOR_ERROR: diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c index 654bd7372cd8..5c8fdcc088a0 100644 --- a/drivers/mtd/ubi/block.c +++ b/drivers/mtd/ubi/block.c @@ -348,6 +348,9 @@ static int calc_disk_capacity(struct ubi_volume_info *vi, u64 *disk_capacity) int ubiblock_create(struct ubi_volume_info *vi) { + struct queue_limits lim = { + .max_segments = UBI_MAX_SG_COUNT, + }; struct ubiblock *dev; struct gendisk *gd; u64 disk_capacity; @@ -393,7 +396,7 @@ int ubiblock_create(struct ubi_volume_info *vi) /* Initialize the gendisk of this ubiblock device */ - gd = blk_mq_alloc_disk(&dev->tag_set, dev); + gd = blk_mq_alloc_disk(&dev->tag_set, &lim, dev); if (IS_ERR(gd)) { ret = PTR_ERR(gd); goto out_free_tags; @@ -416,7 +419,6 @@ int ubiblock_create(struct ubi_volume_info *vi) dev->gd = gd; dev->rq = gd->queue; - blk_queue_max_segments(dev->rq, UBI_MAX_SG_COUNT); list_add_tail(&dev->list, &ubiblock_devices); diff --git a/drivers/net/amt.c b/drivers/net/amt.c index 68e79b1272f6..6d15ab3bfbbc 100644 --- a/drivers/net/amt.c +++ b/drivers/net/amt.c @@ -3063,15 +3063,10 @@ static int amt_dev_init(struct net_device *dev) int err; amt->dev = dev; - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; err = gro_cells_init(&amt->gro_cells, dev); - if (err) { - free_percpu(dev->tstats); + if (err) return err; - } return 0; } @@ -3081,7 +3076,6 @@ static void amt_dev_uninit(struct net_device *dev) struct amt_dev *amt = netdev_priv(dev); gro_cells_destroy(&amt->gro_cells); - free_percpu(dev->tstats); } static const struct net_device_ops amt_netdev_ops = { @@ -3090,7 +3084,6 @@ static const struct net_device_ops amt_netdev_ops = { .ndo_open = amt_dev_open, .ndo_stop = amt_dev_stop, .ndo_start_xmit = amt_dev_xmit, - .ndo_get_stats64 = dev_get_tstats64, }; static void amt_link_setup(struct net_device *dev) @@ -3111,6 +3104,7 @@ static void amt_link_setup(struct net_device *dev) dev->hw_features |= NETIF_F_SG | NETIF_F_HW_CSUM; dev->hw_features |= NETIF_F_FRAGLIST | NETIF_F_RXCSUM; dev->hw_features |= NETIF_F_GSO_SOFTWARE; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; eth_hw_addr_random(dev); eth_zero_addr(dev->broadcast); ether_setup(dev); diff --git a/drivers/net/arcnet/arc-rawmode.c b/drivers/net/arcnet/arc-rawmode.c index 8c651fdee039..57f1729066f2 100644 --- a/drivers/net/arcnet/arc-rawmode.c +++ b/drivers/net/arcnet/arc-rawmode.c @@ -186,4 +186,5 @@ static void __exit arcnet_raw_exit(void) module_init(arcnet_raw_init); module_exit(arcnet_raw_exit); +MODULE_DESCRIPTION("ARCnet raw mode packet interface module"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/arcnet/arc-rimi.c b/drivers/net/arcnet/arc-rimi.c index 8c3ccc7c83cd..53d10a04d1bd 100644 --- a/drivers/net/arcnet/arc-rimi.c +++ b/drivers/net/arcnet/arc-rimi.c @@ -312,6 +312,7 @@ module_param(node, int, 0); module_param(io, int, 0); module_param(irq, int, 0); module_param_string(device, device, sizeof(device), 0); +MODULE_DESCRIPTION("ARCnet COM90xx RIM I chipset driver"); MODULE_LICENSE("GPL"); static struct net_device *my_dev; diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index d9e052c49ba1..166bfc3c8e6c 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -108,6 +108,7 @@ static int go_tx(struct net_device *dev); static int debug = ARCNET_DEBUG; module_param(debug, int, 0); +MODULE_DESCRIPTION("ARCnet core driver"); MODULE_LICENSE("GPL"); static int __init arcnet_init(void) diff --git a/drivers/net/arcnet/capmode.c b/drivers/net/arcnet/capmode.c index c09b567845e1..7a0a79973769 100644 --- a/drivers/net/arcnet/capmode.c +++ b/drivers/net/arcnet/capmode.c @@ -265,4 +265,5 @@ static void __exit capmode_module_exit(void) module_init(capmode_module_init); module_exit(capmode_module_exit); +MODULE_DESCRIPTION("ARCnet CAP mode packet interface module"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c index 7b5c8bb02f11..c5e571ec94c9 100644 --- a/drivers/net/arcnet/com20020-pci.c +++ b/drivers/net/arcnet/com20020-pci.c @@ -61,6 +61,7 @@ module_param(timeout, int, 0); module_param(backplane, int, 0); module_param(clockp, int, 0); module_param(clockm, int, 0); +MODULE_DESCRIPTION("ARCnet COM20020 chipset PCI driver"); MODULE_LICENSE("GPL"); static void led_tx_set(struct led_classdev *led_cdev, diff --git a/drivers/net/arcnet/com20020.c b/drivers/net/arcnet/com20020.c index 06e1651b594b..a0053e3992a3 100644 --- a/drivers/net/arcnet/com20020.c +++ b/drivers/net/arcnet/com20020.c @@ -399,6 +399,7 @@ EXPORT_SYMBOL(com20020_found); EXPORT_SYMBOL(com20020_netdev_ops); #endif +MODULE_DESCRIPTION("ARCnet COM20020 chipset core driver"); MODULE_LICENSE("GPL"); #ifdef MODULE diff --git a/drivers/net/arcnet/com20020_cs.c b/drivers/net/arcnet/com20020_cs.c index dc3253b318da..75f08aa7528b 100644 --- a/drivers/net/arcnet/com20020_cs.c +++ b/drivers/net/arcnet/com20020_cs.c @@ -97,6 +97,7 @@ module_param(backplane, int, 0); module_param(clockp, int, 0); module_param(clockm, int, 0); +MODULE_DESCRIPTION("ARCnet COM20020 chipset PCMCIA driver"); MODULE_LICENSE("GPL"); /*====================================================================*/ diff --git a/drivers/net/arcnet/com90io.c b/drivers/net/arcnet/com90io.c index 37b47749fc8b..3b463fbc6402 100644 --- a/drivers/net/arcnet/com90io.c +++ b/drivers/net/arcnet/com90io.c @@ -350,6 +350,7 @@ static char device[9]; /* use eg. device=arc1 to change name */ module_param_hw(io, int, ioport, 0); module_param_hw(irq, int, irq, 0); module_param_string(device, device, sizeof(device), 0); +MODULE_DESCRIPTION("ARCnet COM90xx IO mapped chipset driver"); MODULE_LICENSE("GPL"); #ifndef MODULE diff --git a/drivers/net/arcnet/com90xx.c b/drivers/net/arcnet/com90xx.c index f49dae194284..b3b287c16561 100644 --- a/drivers/net/arcnet/com90xx.c +++ b/drivers/net/arcnet/com90xx.c @@ -645,6 +645,7 @@ static void com90xx_copy_from_card(struct net_device *dev, int bufnum, TIME(dev, "memcpy_fromio", count, memcpy_fromio(buf, memaddr, count)); } +MODULE_DESCRIPTION("ARCnet COM90xx normal chipset driver"); MODULE_LICENSE("GPL"); static int __init com90xx_init(void) diff --git a/drivers/net/arcnet/rfc1051.c b/drivers/net/arcnet/rfc1051.c index a7752a5b647f..46519ca63a0a 100644 --- a/drivers/net/arcnet/rfc1051.c +++ b/drivers/net/arcnet/rfc1051.c @@ -78,6 +78,7 @@ static void __exit arcnet_rfc1051_exit(void) module_init(arcnet_rfc1051_init); module_exit(arcnet_rfc1051_exit); +MODULE_DESCRIPTION("ARCNet packet format (RFC 1051) module"); MODULE_LICENSE("GPL"); /* Determine a packet's protocol ID. diff --git a/drivers/net/arcnet/rfc1201.c b/drivers/net/arcnet/rfc1201.c index a4c856282674..0edf35d971c5 100644 --- a/drivers/net/arcnet/rfc1201.c +++ b/drivers/net/arcnet/rfc1201.c @@ -35,6 +35,7 @@ #include "arcdevice.h" +MODULE_DESCRIPTION("ARCNet packet format (RFC 1201) module"); MODULE_LICENSE("GPL"); static __be16 type_trans(struct sk_buff *skb, struct net_device *dev); diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c index 31377bb1cc97..339db6e4a1d5 100644 --- a/drivers/net/bareudp.c +++ b/drivers/net/bareudp.c @@ -194,15 +194,10 @@ static int bareudp_init(struct net_device *dev) struct bareudp_dev *bareudp = netdev_priv(dev); int err; - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - err = gro_cells_init(&bareudp->gro_cells, dev); - if (err) { - free_percpu(dev->tstats); + if (err) return err; - } + return 0; } @@ -211,7 +206,6 @@ static void bareudp_uninit(struct net_device *dev) struct bareudp_dev *bareudp = netdev_priv(dev); gro_cells_destroy(&bareudp->gro_cells); - free_percpu(dev->tstats); } static struct socket *bareudp_create_sock(struct net *net, __be16 port) @@ -529,7 +523,6 @@ static const struct net_device_ops bareudp_netdev_ops = { .ndo_open = bareudp_open, .ndo_stop = bareudp_stop, .ndo_start_xmit = bareudp_xmit, - .ndo_get_stats64 = dev_get_tstats64, .ndo_fill_metadata_dst = bareudp_fill_metadata_dst, }; @@ -567,6 +560,7 @@ static void bareudp_setup(struct net_device *dev) netif_keep_dst(dev); dev->priv_flags |= IFF_NO_QUEUE; dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; } static int bareudp_validate(struct nlattr *tb[], struct nlattr *data[], @@ -760,23 +754,18 @@ static void bareudp_destroy_tunnels(struct net *net, struct list_head *head) unregister_netdevice_queue(bareudp->dev, head); } -static void __net_exit bareudp_exit_batch_net(struct list_head *net_list) +static void __net_exit bareudp_exit_batch_rtnl(struct list_head *net_list, + struct list_head *dev_kill_list) { struct net *net; - LIST_HEAD(list); - rtnl_lock(); list_for_each_entry(net, net_list, exit_list) - bareudp_destroy_tunnels(net, &list); - - /* unregister the devices gathered above */ - unregister_netdevice_many(&list); - rtnl_unlock(); + bareudp_destroy_tunnels(net, dev_kill_list); } static struct pernet_operations bareudp_net_ops = { .init = bareudp_init_net, - .exit_batch = bareudp_exit_batch_net, + .exit_batch_rtnl = bareudp_exit_batch_rtnl, .id = &bareudp_net_id, .size = sizeof(struct bareudp_net), }; diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index c99ffe6c683a..c6807e473ab7 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -82,10 +82,6 @@ enum ad_link_speed_type { #define MAC_ADDRESS_EQUAL(A, B) \ ether_addr_equal_64bits((const u8 *)A, (const u8 *)B) -static const u8 null_mac_addr[ETH_ALEN + 2] __long_aligned = { - 0, 0, 0, 0, 0, 0 -}; - static const u16 ad_ticks_per_sec = 1000 / AD_TIMER_INTERVAL; static const int ad_delta_in_ticks = (AD_TIMER_INTERVAL * HZ) / 1000; @@ -106,6 +102,9 @@ static void ad_agg_selection_logic(struct aggregator *aggregator, static void ad_clear_agg(struct aggregator *aggregator); static void ad_initialize_agg(struct aggregator *aggregator); static void ad_initialize_port(struct port *port, int lacp_fast); +static void ad_enable_collecting(struct port *port); +static void ad_disable_distributing(struct port *port, + bool *update_slave_arr); static void ad_enable_collecting_distributing(struct port *port, bool *update_slave_arr); static void ad_disable_collecting_distributing(struct port *port, @@ -172,8 +171,37 @@ static inline int __agg_has_partner(struct aggregator *agg) } /** + * __disable_distributing_port - disable the port's slave for distributing. + * Port will still be able to collect. + * @port: the port we're looking at + * + * This will disable only distributing on the port's slave. + */ +static void __disable_distributing_port(struct port *port) +{ + bond_set_slave_tx_disabled_flags(port->slave, BOND_SLAVE_NOTIFY_LATER); +} + +/** + * __enable_collecting_port - enable the port's slave for collecting, + * if it's up + * @port: the port we're looking at + * + * This will enable only collecting on the port's slave. + */ +static void __enable_collecting_port(struct port *port) +{ + struct slave *slave = port->slave; + + if (slave->link == BOND_LINK_UP && bond_slave_is_up(slave)) + bond_set_slave_rx_enabled_flags(slave, BOND_SLAVE_NOTIFY_LATER); +} + +/** * __disable_port - disable the port's slave * @port: the port we're looking at + * + * This will disable both collecting and distributing on the port's slave. */ static inline void __disable_port(struct port *port) { @@ -183,6 +211,8 @@ static inline void __disable_port(struct port *port) /** * __enable_port - enable the port's slave, if it's up * @port: the port we're looking at + * + * This will enable both collecting and distributing on the port's slave. */ static inline void __enable_port(struct port *port) { @@ -193,10 +223,27 @@ static inline void __enable_port(struct port *port) } /** - * __port_is_enabled - check if the port's slave is in active state + * __port_move_to_attached_state - check if port should transition back to attached + * state. + * @port: the port we're looking at + */ +static bool __port_move_to_attached_state(struct port *port) +{ + if (!(port->sm_vars & AD_PORT_SELECTED) || + (port->sm_vars & AD_PORT_STANDBY) || + !(port->partner_oper.port_state & LACP_STATE_SYNCHRONIZATION) || + !(port->actor_oper_port_state & LACP_STATE_SYNCHRONIZATION)) + port->sm_mux_state = AD_MUX_ATTACHED; + + return port->sm_mux_state == AD_MUX_ATTACHED; +} + +/** + * __port_is_collecting_distributing - check if the port's slave is in the + * combined collecting/distributing state * @port: the port we're looking at */ -static inline int __port_is_enabled(struct port *port) +static int __port_is_collecting_distributing(struct port *port) { return bond_is_active_slave(port->slave); } @@ -942,6 +989,7 @@ static int ad_marker_send(struct port *port, struct bond_marker *marker) */ static void ad_mux_machine(struct port *port, bool *update_slave_arr) { + struct bonding *bond = __get_bond_by_port(port); mux_states_t last_state; /* keep current State Machine state to compare later if it was @@ -999,9 +1047,13 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) if ((port->sm_vars & AD_PORT_SELECTED) && (port->partner_oper.port_state & LACP_STATE_SYNCHRONIZATION) && !__check_agg_selection_timer(port)) { - if (port->aggregator->is_active) - port->sm_mux_state = - AD_MUX_COLLECTING_DISTRIBUTING; + if (port->aggregator->is_active) { + int state = AD_MUX_COLLECTING_DISTRIBUTING; + + if (!bond->params.coupled_control) + state = AD_MUX_COLLECTING; + port->sm_mux_state = state; + } } else if (!(port->sm_vars & AD_PORT_SELECTED) || (port->sm_vars & AD_PORT_STANDBY)) { /* if UNSELECTED or STANDBY */ @@ -1019,11 +1071,45 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) } break; case AD_MUX_COLLECTING_DISTRIBUTING: + if (!__port_move_to_attached_state(port)) { + /* if port state hasn't changed make + * sure that a collecting distributing + * port in an active aggregator is enabled + */ + if (port->aggregator->is_active && + !__port_is_collecting_distributing(port)) { + __enable_port(port); + *update_slave_arr = true; + } + } + break; + case AD_MUX_COLLECTING: + if (!__port_move_to_attached_state(port)) { + if ((port->sm_vars & AD_PORT_SELECTED) && + (port->partner_oper.port_state & LACP_STATE_SYNCHRONIZATION) && + (port->partner_oper.port_state & LACP_STATE_COLLECTING)) { + port->sm_mux_state = AD_MUX_DISTRIBUTING; + } else { + /* If port state hasn't changed, make sure that a collecting + * port is enabled for an active aggregator. + */ + struct slave *slave = port->slave; + + if (port->aggregator->is_active && + bond_is_slave_rx_disabled(slave)) { + ad_enable_collecting(port); + *update_slave_arr = true; + } + } + } + break; + case AD_MUX_DISTRIBUTING: if (!(port->sm_vars & AD_PORT_SELECTED) || (port->sm_vars & AD_PORT_STANDBY) || + !(port->partner_oper.port_state & LACP_STATE_COLLECTING) || !(port->partner_oper.port_state & LACP_STATE_SYNCHRONIZATION) || !(port->actor_oper_port_state & LACP_STATE_SYNCHRONIZATION)) { - port->sm_mux_state = AD_MUX_ATTACHED; + port->sm_mux_state = AD_MUX_COLLECTING; } else { /* if port state hasn't changed make * sure that a collecting distributing @@ -1031,7 +1117,7 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) */ if (port->aggregator && port->aggregator->is_active && - !__port_is_enabled(port)) { + !__port_is_collecting_distributing(port)) { __enable_port(port); *update_slave_arr = true; } @@ -1082,6 +1168,20 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) update_slave_arr); port->ntt = true; break; + case AD_MUX_COLLECTING: + port->actor_oper_port_state |= LACP_STATE_COLLECTING; + port->actor_oper_port_state &= ~LACP_STATE_DISTRIBUTING; + port->actor_oper_port_state |= LACP_STATE_SYNCHRONIZATION; + ad_enable_collecting(port); + ad_disable_distributing(port, update_slave_arr); + port->ntt = true; + break; + case AD_MUX_DISTRIBUTING: + port->actor_oper_port_state |= LACP_STATE_DISTRIBUTING; + port->actor_oper_port_state |= LACP_STATE_SYNCHRONIZATION; + ad_enable_collecting_distributing(port, + update_slave_arr); + break; default: break; } @@ -1484,7 +1584,7 @@ static void ad_port_selection_logic(struct port *port, bool *update_slave_arr) (aggregator->partner_system_priority == port->partner_oper.system_priority) && (aggregator->partner_oper_aggregator_key == port->partner_oper.key) ) && - ((!MAC_ADDRESS_EQUAL(&(port->partner_oper.system), &(null_mac_addr)) && /* partner answers */ + ((__agg_has_partner(aggregator) && /* partner answers */ !aggregator->is_individual) /* but is not individual OR */ ) ) { @@ -1907,6 +2007,43 @@ static void ad_initialize_port(struct port *port, int lacp_fast) } /** + * ad_enable_collecting - enable a port's receive + * @port: the port we're looking at + * + * Enable @port if it's in an active aggregator + */ +static void ad_enable_collecting(struct port *port) +{ + if (port->aggregator->is_active) { + struct slave *slave = port->slave; + + slave_dbg(slave->bond->dev, slave->dev, + "Enabling collecting on port %d (LAG %d)\n", + port->actor_port_number, + port->aggregator->aggregator_identifier); + __enable_collecting_port(port); + } +} + +/** + * ad_disable_distributing - disable a port's transmit + * @port: the port we're looking at + * @update_slave_arr: Does slave array need update? + */ +static void ad_disable_distributing(struct port *port, bool *update_slave_arr) +{ + if (port->aggregator && __agg_has_partner(port->aggregator)) { + slave_dbg(port->slave->bond->dev, port->slave->dev, + "Disabling distributing on port %d (LAG %d)\n", + port->actor_port_number, + port->aggregator->aggregator_identifier); + __disable_distributing_port(port); + /* Slave array needs an update */ + *update_slave_arr = true; + } +} + +/** * ad_enable_collecting_distributing - enable a port's transmit/receive * @port: the port we're looking at * @update_slave_arr: Does slave array need update? @@ -1935,9 +2072,7 @@ static void ad_enable_collecting_distributing(struct port *port, static void ad_disable_collecting_distributing(struct port *port, bool *update_slave_arr) { - if (port->aggregator && - !MAC_ADDRESS_EQUAL(&(port->aggregator->partner_system), - &(null_mac_addr))) { + if (port->aggregator && __agg_has_partner(port->aggregator)) { slave_dbg(port->slave->bond->dev, port->slave->dev, "Disabling port %d (LAG %d)\n", port->actor_port_number, diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 4e0600c7b050..2c5ed0a7cb18 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1811,7 +1811,7 @@ void bond_xdp_set_features(struct net_device *bond_dev) ASSERT_RTNL(); - if (!bond_xdp_check(bond)) { + if (!bond_xdp_check(bond) || !bond_has_slaves(bond)) { xdp_clear_features_flag(bond_dev); return; } @@ -1819,6 +1819,8 @@ void bond_xdp_set_features(struct net_device *bond_dev) bond_for_each_slave(bond, slave, iter) val &= slave->dev->xdp_features; + val &= ~NETDEV_XDP_ACT_XSK_ZEROCOPY; + xdp_set_features_flag(bond_dev, val); } @@ -2609,7 +2611,7 @@ static int bond_miimon_inspect(struct bonding *bond) bond_propose_link_state(slave, BOND_LINK_FAIL); commit++; slave->delay = bond->params.downdelay; - if (slave->delay) { + if (slave->delay && net_ratelimit()) { slave_info(bond->dev, slave->dev, "link status down for %sinterface, disabling it in %d ms\n", (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) ? @@ -2623,9 +2625,10 @@ static int bond_miimon_inspect(struct bonding *bond) /* recovered before downdelay expired */ bond_propose_link_state(slave, BOND_LINK_UP); slave->last_link_up = jiffies; - slave_info(bond->dev, slave->dev, "link status up again after %d ms\n", - (bond->params.downdelay - slave->delay) * - bond->params.miimon); + if (net_ratelimit()) + slave_info(bond->dev, slave->dev, "link status up again after %d ms\n", + (bond->params.downdelay - slave->delay) * + bond->params.miimon); commit++; continue; } @@ -2647,7 +2650,7 @@ static int bond_miimon_inspect(struct bonding *bond) commit++; slave->delay = bond->params.updelay; - if (slave->delay) { + if (slave->delay && net_ratelimit()) { slave_info(bond->dev, slave->dev, "link status up, enabling it in %d ms\n", ignore_updelay ? 0 : bond->params.updelay * @@ -2657,9 +2660,10 @@ static int bond_miimon_inspect(struct bonding *bond) case BOND_LINK_BACK: if (!link_state) { bond_propose_link_state(slave, BOND_LINK_DOWN); - slave_info(bond->dev, slave->dev, "link status down again after %d ms\n", - (bond->params.updelay - slave->delay) * - bond->params.miimon); + if (net_ratelimit()) + slave_info(bond->dev, slave->dev, "link status down again after %d ms\n", + (bond->params.updelay - slave->delay) * + bond->params.miimon); commit++; continue; } @@ -5909,9 +5913,6 @@ void bond_setup(struct net_device *bond_dev) if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) bond_dev->features |= BOND_XFRM_FEATURES; #endif /* CONFIG_XFRM_OFFLOAD */ - - if (bond_xdp_check(bond)) - bond_dev->xdp_features = NETDEV_XDP_ACT_MASK; } /* Destroy a bonding device. @@ -6306,6 +6307,7 @@ static int __init bond_check_params(struct bond_params *params) params->ad_actor_sys_prio = ad_actor_sys_prio; eth_zero_addr(params->ad_actor_system); params->ad_user_port_key = ad_user_port_key; + params->coupled_control = 1; if (packets_per_slave > 0) { params->reciprocal_packets_per_slave = reciprocal_value(packets_per_slave); @@ -6415,28 +6417,41 @@ static int __net_init bond_net_init(struct net *net) return 0; } -static void __net_exit bond_net_exit_batch(struct list_head *net_list) +/* According to commit 69b0216ac255 ("bonding: fix bonding_masters + * race condition in bond unloading") we need to remove sysfs files + * before we remove our devices (done later in bond_net_exit_batch_rtnl()) + */ +static void __net_exit bond_net_pre_exit(struct net *net) +{ + struct bond_net *bn = net_generic(net, bond_net_id); + + bond_destroy_sysfs(bn); +} + +static void __net_exit bond_net_exit_batch_rtnl(struct list_head *net_list, + struct list_head *dev_kill_list) { struct bond_net *bn; struct net *net; - LIST_HEAD(list); - - list_for_each_entry(net, net_list, exit_list) { - bn = net_generic(net, bond_net_id); - bond_destroy_sysfs(bn); - } /* Kill off any bonds created after unregistering bond rtnl ops */ - rtnl_lock(); list_for_each_entry(net, net_list, exit_list) { struct bonding *bond, *tmp_bond; bn = net_generic(net, bond_net_id); list_for_each_entry_safe(bond, tmp_bond, &bn->dev_list, bond_list) - unregister_netdevice_queue(bond->dev, &list); + unregister_netdevice_queue(bond->dev, dev_kill_list); } - unregister_netdevice_many(&list); - rtnl_unlock(); +} + +/* According to commit 23fa5c2caae0 ("bonding: destroy proc directory + * only after all bonds are gone") bond_destroy_proc_dir() is called + * after bond_net_exit_batch_rtnl() has completed. + */ +static void __net_exit bond_net_exit_batch(struct list_head *net_list) +{ + struct bond_net *bn; + struct net *net; list_for_each_entry(net, net_list, exit_list) { bn = net_generic(net, bond_net_id); @@ -6446,6 +6461,8 @@ static void __net_exit bond_net_exit_batch(struct list_head *net_list) static struct pernet_operations bond_net_ops = { .init = bond_net_init, + .pre_exit = bond_net_pre_exit, + .exit_batch_rtnl = bond_net_exit_batch_rtnl, .exit_batch = bond_net_exit_batch, .id = &bond_net_id, .size = sizeof(struct bond_net), diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index cfa74cf8bb1a..29b4c3d1b9b6 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -122,6 +122,7 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { [IFLA_BOND_PEER_NOTIF_DELAY] = NLA_POLICY_FULL_RANGE(NLA_U32, &delay_range), [IFLA_BOND_MISSED_MAX] = { .type = NLA_U8 }, [IFLA_BOND_NS_IP6_TARGET] = { .type = NLA_NESTED }, + [IFLA_BOND_COUPLED_CONTROL] = { .type = NLA_U8 }, }; static const struct nla_policy bond_slave_policy[IFLA_BOND_SLAVE_MAX + 1] = { @@ -549,6 +550,16 @@ static int bond_changelink(struct net_device *bond_dev, struct nlattr *tb[], return err; } + if (data[IFLA_BOND_COUPLED_CONTROL]) { + int coupled_control = nla_get_u8(data[IFLA_BOND_COUPLED_CONTROL]); + + bond_opt_initval(&newval, coupled_control); + err = __bond_opt_set(bond, BOND_OPT_COUPLED_CONTROL, &newval, + data[IFLA_BOND_COUPLED_CONTROL], extack); + if (err) + return err; + } + return 0; } @@ -615,6 +626,7 @@ static size_t bond_get_size(const struct net_device *bond_dev) /* IFLA_BOND_NS_IP6_TARGET */ nla_total_size(sizeof(struct nlattr)) + nla_total_size(sizeof(struct in6_addr)) * BOND_MAX_NS_TARGETS + + nla_total_size(sizeof(u8)) + /* IFLA_BOND_COUPLED_CONTROL */ 0; } @@ -774,6 +786,10 @@ static int bond_fill_info(struct sk_buff *skb, bond->params.missed_max)) goto nla_put_failure; + if (nla_put_u8(skb, IFLA_BOND_COUPLED_CONTROL, + bond->params.coupled_control)) + goto nla_put_failure; + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info info; diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index f3f27f0bd2a6..4cdbc7e084f4 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -84,7 +84,8 @@ static int bond_option_ad_user_port_key_set(struct bonding *bond, const struct bond_opt_value *newval); static int bond_option_missed_max_set(struct bonding *bond, const struct bond_opt_value *newval); - +static int bond_option_coupled_control_set(struct bonding *bond, + const struct bond_opt_value *newval); static const struct bond_opt_value bond_mode_tbl[] = { { "balance-rr", BOND_MODE_ROUNDROBIN, BOND_VALFLAG_DEFAULT}, @@ -232,6 +233,12 @@ static const struct bond_opt_value bond_missed_max_tbl[] = { { NULL, -1, 0}, }; +static const struct bond_opt_value bond_coupled_control_tbl[] = { + { "on", 1, BOND_VALFLAG_DEFAULT}, + { "off", 0, 0}, + { NULL, -1, 0}, +}; + static const struct bond_option bond_opts[BOND_OPT_LAST] = { [BOND_OPT_MODE] = { .id = BOND_OPT_MODE, @@ -496,6 +503,15 @@ static const struct bond_option bond_opts[BOND_OPT_LAST] = { .desc = "Delay between each peer notification on failover event, in milliseconds", .values = bond_peer_notif_delay_tbl, .set = bond_option_peer_notif_delay_set + }, + [BOND_OPT_COUPLED_CONTROL] = { + .id = BOND_OPT_COUPLED_CONTROL, + .name = "coupled_control", + .desc = "Opt into using coupled control MUX for LACP states", + .unsuppmodes = BOND_MODE_ALL_EX(BIT(BOND_MODE_8023AD)), + .flags = BOND_OPTFLAG_IFDOWN, + .values = bond_coupled_control_tbl, + .set = bond_option_coupled_control_set, } }; @@ -1692,3 +1708,13 @@ static int bond_option_ad_user_port_key_set(struct bonding *bond, bond->params.ad_user_port_key = newval->value; return 0; } + +static int bond_option_coupled_control_set(struct bonding *bond, + const struct bond_opt_value *newval) +{ + netdev_info(bond->dev, "Setting coupled_control to %s (%llu)\n", + newval->string, newval->value); + + bond->params.coupled_control = newval->value; + return 0; +} diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index eb410714afc2..2e31db55d927 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -168,6 +168,8 @@ config CAN_KVASER_PCIEFD Kvaser Mini PCI Express 2xHS v2 Kvaser Mini PCI Express 1xCAN v3 Kvaser Mini PCI Express 2xCAN v3 + Kvaser M.2 PCIe 4xCAN + Kvaser PCIe 8xCAN config CAN_SLCAN tristate "Serial / USB serial CAN Adaptors (slcan)" @@ -218,6 +220,7 @@ config CAN_XILINXCAN source "drivers/net/can/c_can/Kconfig" source "drivers/net/can/cc770/Kconfig" source "drivers/net/can/ctucanfd/Kconfig" +source "drivers/net/can/esd/Kconfig" source "drivers/net/can/ifi_canfd/Kconfig" source "drivers/net/can/m_can/Kconfig" source "drivers/net/can/mscan/Kconfig" diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile index ff8f76295d13..4669cd51e7bf 100644 --- a/drivers/net/can/Makefile +++ b/drivers/net/can/Makefile @@ -8,6 +8,7 @@ obj-$(CONFIG_CAN_VXCAN) += vxcan.o obj-$(CONFIG_CAN_SLCAN) += slcan/ obj-y += dev/ +obj-y += esd/ obj-y += rcar/ obj-y += spi/ obj-y += usb/ diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c index 036d85ef07f5..dfdc039d92a6 100644 --- a/drivers/net/can/dev/netlink.c +++ b/drivers/net/can/dev/netlink.c @@ -346,7 +346,7 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[], /* Neither of TDC parameters nor TDC flags are * provided: do calculation */ - can_calc_tdco(&priv->tdc, priv->tdc_const, &priv->data_bittiming, + can_calc_tdco(&priv->tdc, priv->tdc_const, &dbt, &priv->ctrlmode, priv->ctrlmode_supported); } /* else: both CAN_CTRLMODE_TDC_{AUTO,MANUAL} are explicitly * turned off. TDC is disabled: do nothing diff --git a/drivers/net/can/esd/Kconfig b/drivers/net/can/esd/Kconfig new file mode 100644 index 000000000000..54bfc366634c --- /dev/null +++ b/drivers/net/can/esd/Kconfig @@ -0,0 +1,12 @@ +# SPDX-License-Identifier: GPL-2.0-only +config CAN_ESD_402_PCI + tristate "esd electronics gmbh CAN-PCI(e)/402 family" + depends on PCI && HAS_DMA + help + Support for C402 card family from esd electronics gmbh. + This card family is based on the ESDACC CAN controller and + available in several form factors: PCI, PCIe, PCIe Mini, + M.2 PCIe, CPCIserial, PMC, XMC (see https://esd.eu/en) + + This driver can also be built as a module. In this case the + module will be called esd_402_pci. diff --git a/drivers/net/can/esd/Makefile b/drivers/net/can/esd/Makefile new file mode 100644 index 000000000000..5dd2d470c286 --- /dev/null +++ b/drivers/net/can/esd/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Makefile for esd gmbh ESDACC controller driver +# +esd_402_pci-objs := esdacc.o esd_402_pci-core.o + +obj-$(CONFIG_CAN_ESD_402_PCI) += esd_402_pci.o diff --git a/drivers/net/can/esd/esd_402_pci-core.c b/drivers/net/can/esd/esd_402_pci-core.c new file mode 100644 index 000000000000..b7cdcffd0e45 --- /dev/null +++ b/drivers/net/can/esd/esd_402_pci-core.c @@ -0,0 +1,514 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright (C) 2015 - 2016 Thomas Körper, esd electronic system design gmbh + * Copyright (C) 2017 - 2023 Stefan Mätje, esd electronics gmbh + */ + +#include <linux/can/dev.h> +#include <linux/can.h> +#include <linux/can/netlink.h> +#include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/ethtool.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/pci.h> + +#include "esdacc.h" + +#define ESD_PCI_DEVICE_ID_PCIE402 0x0402 + +#define PCI402_FPGA_VER_MIN 0x003d +#define PCI402_MAX_CORES 6 +#define PCI402_BAR 0 +#define PCI402_IO_OV_OFFS 0 +#define PCI402_IO_PCIEP_OFFS 0x10000 +#define PCI402_IO_LEN_TOTAL 0x20000 +#define PCI402_IO_LEN_CORE 0x2000 +#define PCI402_PCICFG_MSICAP 0x50 + +#define PCI402_DMA_MASK DMA_BIT_MASK(32) +#define PCI402_DMA_SIZE ALIGN(0x10000, PAGE_SIZE) + +#define PCI402_PCIEP_OF_INT_ENABLE 0x0050 +#define PCI402_PCIEP_OF_BM_ADDR_LO 0x1000 +#define PCI402_PCIEP_OF_BM_ADDR_HI 0x1004 +#define PCI402_PCIEP_OF_MSI_ADDR_LO 0x1008 +#define PCI402_PCIEP_OF_MSI_ADDR_HI 0x100c + +struct pci402_card { + /* Actually mapped io space, all other iomem derived from this */ + void __iomem *addr; + void __iomem *addr_pciep; + + void *dma_buf; + dma_addr_t dma_hnd; + + struct acc_ov ov; + struct acc_core *cores; + + bool msi_enabled; +}; + +/* The BTR register capabilities described by the can_bittiming_const structures + * below are valid since esdACC version 0x0032. + */ + +/* Used if the esdACC FPGA is built as CAN-Classic version. */ +static const struct can_bittiming_const pci402_bittiming_const = { + .name = "esd_402", + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 512, + .brp_inc = 1, +}; + +/* Used if the esdACC FPGA is built as CAN-FD version. */ +static const struct can_bittiming_const pci402_bittiming_const_canfd = { + .name = "esd_402fd", + .tseg1_min = 1, + .tseg1_max = 256, + .tseg2_min = 1, + .tseg2_max = 128, + .sjw_max = 128, + .brp_min = 1, + .brp_max = 256, + .brp_inc = 1, +}; + +static const struct net_device_ops pci402_acc_netdev_ops = { + .ndo_open = acc_open, + .ndo_stop = acc_close, + .ndo_start_xmit = acc_start_xmit, + .ndo_change_mtu = can_change_mtu, + .ndo_eth_ioctl = can_eth_ioctl_hwts, +}; + +static const struct ethtool_ops pci402_acc_ethtool_ops = { + .get_ts_info = can_ethtool_op_get_ts_info_hwts, +}; + +static irqreturn_t pci402_interrupt(int irq, void *dev_id) +{ + struct pci_dev *pdev = dev_id; + struct pci402_card *card = pci_get_drvdata(pdev); + irqreturn_t irq_status; + + irq_status = acc_card_interrupt(&card->ov, card->cores); + + return irq_status; +} + +static int pci402_set_msiconfig(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + u32 addr_lo_offs = 0; + u32 addr_lo = 0; + u32 addr_hi = 0; + u32 data = 0; + u16 csr = 0; + int err; + + /* The FPGA hard IP PCIe core implements a 64-bit MSI Capability + * Register Format + */ + err = pci_read_config_word(pdev, PCI402_PCICFG_MSICAP + PCI_MSI_FLAGS, &csr); + if (err) + goto failed; + + err = pci_read_config_dword(pdev, PCI402_PCICFG_MSICAP + PCI_MSI_ADDRESS_LO, + &addr_lo); + if (err) + goto failed; + err = pci_read_config_dword(pdev, PCI402_PCICFG_MSICAP + PCI_MSI_ADDRESS_HI, + &addr_hi); + if (err) + goto failed; + + err = pci_read_config_dword(pdev, PCI402_PCICFG_MSICAP + PCI_MSI_DATA_64, + &data); + if (err) + goto failed; + + addr_lo_offs = addr_lo & 0x0000ffff; + addr_lo &= 0xffff0000; + + if (addr_hi) + addr_lo |= 1; /* To enable 64-Bit addressing in PCIe endpoint */ + + if (!(csr & PCI_MSI_FLAGS_ENABLE)) { + err = -EINVAL; + goto failed; + } + + iowrite32(addr_lo, card->addr_pciep + PCI402_PCIEP_OF_MSI_ADDR_LO); + iowrite32(addr_hi, card->addr_pciep + PCI402_PCIEP_OF_MSI_ADDR_HI); + acc_ov_write32(&card->ov, ACC_OV_OF_MSI_ADDRESSOFFSET, addr_lo_offs); + acc_ov_write32(&card->ov, ACC_OV_OF_MSI_DATA, data); + + return 0; + +failed: + pci_warn(pdev, "Error while setting MSI configuration:\n" + "CSR: 0x%.4x, addr: 0x%.8x%.8x, offs: 0x%.4x, data: 0x%.8x\n", + csr, addr_hi, addr_lo, addr_lo_offs, data); + + return err; +} + +static int pci402_init_card(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + + card->ov.addr = card->addr + PCI402_IO_OV_OFFS; + card->addr_pciep = card->addr + PCI402_IO_PCIEP_OFFS; + + acc_reset_fpga(&card->ov); + acc_init_ov(&card->ov, &pdev->dev); + + if (card->ov.version < PCI402_FPGA_VER_MIN) { + pci_err(pdev, + "esdACC version (0x%.4x) outdated, please update\n", + card->ov.version); + return -EINVAL; + } + + if (card->ov.timestamp_frequency != ACC_TS_FREQ_80MHZ) { + pci_err(pdev, + "esdACC timestamp frequency of %uHz not supported by driver. Aborted.\n", + card->ov.timestamp_frequency); + return -EINVAL; + } + + if (card->ov.active_cores > PCI402_MAX_CORES) { + pci_err(pdev, + "Card with %u active cores not supported by driver. Aborted.\n", + card->ov.active_cores); + return -EINVAL; + } + card->cores = devm_kcalloc(&pdev->dev, card->ov.active_cores, + sizeof(struct acc_core), GFP_KERNEL); + if (!card->cores) + return -ENOMEM; + + if (card->ov.features & ACC_OV_REG_FEAT_MASK_CANFD) { + pci_warn(pdev, + "esdACC with CAN-FD feature detected. This driver doesn't support CAN-FD yet.\n"); + } + +#ifdef __LITTLE_ENDIAN + /* So card converts all busmastered data to LE for us: */ + acc_ov_set_bits(&card->ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_ENDIAN_LITTLE); +#endif + + return 0; +} + +static int pci402_init_interrupt(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + int err; + + err = pci_enable_msi(pdev); + if (!err) { + err = pci402_set_msiconfig(pdev); + if (!err) { + card->msi_enabled = true; + acc_ov_set_bits(&card->ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_MSI_ENABLE); + pci_dbg(pdev, "MSI preparation done\n"); + } + } + + err = devm_request_irq(&pdev->dev, pdev->irq, pci402_interrupt, + IRQF_SHARED, dev_name(&pdev->dev), pdev); + if (err) + goto failure_msidis; + + iowrite32(1, card->addr_pciep + PCI402_PCIEP_OF_INT_ENABLE); + + return 0; + +failure_msidis: + if (card->msi_enabled) { + acc_ov_clear_bits(&card->ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_MSI_ENABLE); + pci_disable_msi(pdev); + card->msi_enabled = false; + } + + return err; +} + +static void pci402_finish_interrupt(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + + iowrite32(0, card->addr_pciep + PCI402_PCIEP_OF_INT_ENABLE); + devm_free_irq(&pdev->dev, pdev->irq, pdev); + + if (card->msi_enabled) { + acc_ov_clear_bits(&card->ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_MSI_ENABLE); + pci_disable_msi(pdev); + card->msi_enabled = false; + } +} + +static int pci402_init_dma(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + int err; + + err = dma_set_coherent_mask(&pdev->dev, PCI402_DMA_MASK); + if (err) { + pci_err(pdev, "DMA set mask failed!\n"); + return err; + } + + /* The esdACC DMA engine needs the DMA buffer aligned to a 64k + * boundary. The DMA API guarantees to align the returned buffer to the + * smallest PAGE_SIZE order which is greater than or equal to the + * requested size. With PCI402_DMA_SIZE == 64kB this suffices here. + */ + card->dma_buf = dma_alloc_coherent(&pdev->dev, PCI402_DMA_SIZE, + &card->dma_hnd, GFP_KERNEL); + if (!card->dma_buf) + return -ENOMEM; + + acc_init_bm_ptr(&card->ov, card->cores, card->dma_buf); + + iowrite32(card->dma_hnd, + card->addr_pciep + PCI402_PCIEP_OF_BM_ADDR_LO); + iowrite32(0, card->addr_pciep + PCI402_PCIEP_OF_BM_ADDR_HI); + + pci_set_master(pdev); + + acc_ov_set_bits(&card->ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_BM_ENABLE); + + return 0; +} + +static void pci402_finish_dma(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + int i; + + acc_ov_clear_bits(&card->ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_BM_ENABLE); + + pci_clear_master(pdev); + + iowrite32(0, card->addr_pciep + PCI402_PCIEP_OF_BM_ADDR_LO); + iowrite32(0, card->addr_pciep + PCI402_PCIEP_OF_BM_ADDR_HI); + + card->ov.bmfifo.messages = NULL; + card->ov.bmfifo.irq_cnt = NULL; + for (i = 0; i < card->ov.active_cores; i++) { + struct acc_core *core = &card->cores[i]; + + core->bmfifo.messages = NULL; + core->bmfifo.irq_cnt = NULL; + } + + dma_free_coherent(&pdev->dev, PCI402_DMA_SIZE, card->dma_buf, + card->dma_hnd); + card->dma_buf = NULL; +} + +static void pci402_unregister_core(struct acc_core *core) +{ + netdev_info(core->netdev, "unregister\n"); + unregister_candev(core->netdev); + + free_candev(core->netdev); + core->netdev = NULL; +} + +static int pci402_init_cores(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + int err; + int i; + + for (i = 0; i < card->ov.active_cores; i++) { + struct acc_core *core = &card->cores[i]; + struct acc_net_priv *priv; + struct net_device *netdev; + u32 fifo_config; + + core->addr = card->ov.addr + (i + 1) * PCI402_IO_LEN_CORE; + + fifo_config = acc_read32(core, ACC_CORE_OF_TXFIFO_CONFIG); + core->tx_fifo_size = (fifo_config >> 24); + if (core->tx_fifo_size <= 1) { + pci_err(pdev, "Invalid tx_fifo_size!\n"); + err = -EINVAL; + goto failure; + } + + netdev = alloc_candev(sizeof(*priv), core->tx_fifo_size); + if (!netdev) { + err = -ENOMEM; + goto failure; + } + core->netdev = netdev; + + netdev->flags |= IFF_ECHO; + netdev->dev_port = i; + netdev->netdev_ops = &pci402_acc_netdev_ops; + netdev->ethtool_ops = &pci402_acc_ethtool_ops; + SET_NETDEV_DEV(netdev, &pdev->dev); + + priv = netdev_priv(netdev); + priv->can.ctrlmode_supported = CAN_CTRLMODE_LOOPBACK | + CAN_CTRLMODE_LISTENONLY | + CAN_CTRLMODE_BERR_REPORTING | + CAN_CTRLMODE_CC_LEN8_DLC; + + priv->can.clock.freq = card->ov.core_frequency; + if (card->ov.features & ACC_OV_REG_FEAT_MASK_CANFD) + priv->can.bittiming_const = &pci402_bittiming_const_canfd; + else + priv->can.bittiming_const = &pci402_bittiming_const; + priv->can.do_set_bittiming = acc_set_bittiming; + priv->can.do_set_mode = acc_set_mode; + priv->can.do_get_berr_counter = acc_get_berr_counter; + + priv->core = core; + priv->ov = &card->ov; + + err = register_candev(netdev); + if (err) { + free_candev(core->netdev); + core->netdev = NULL; + goto failure; + } + + netdev_info(netdev, "registered\n"); + } + + return 0; + +failure: + for (i--; i >= 0; i--) + pci402_unregister_core(&card->cores[i]); + + return err; +} + +static void pci402_finish_cores(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + int i; + + for (i = 0; i < card->ov.active_cores; i++) + pci402_unregister_core(&card->cores[i]); +} + +static int pci402_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + struct pci402_card *card = NULL; + int err; + + err = pci_enable_device(pdev); + if (err) + return err; + + card = devm_kzalloc(&pdev->dev, sizeof(*card), GFP_KERNEL); + if (!card) { + err = -ENOMEM; + goto failure_disable_pci; + } + + pci_set_drvdata(pdev, card); + + err = pci_request_regions(pdev, pci_name(pdev)); + if (err) + goto failure_disable_pci; + + card->addr = pci_iomap(pdev, PCI402_BAR, PCI402_IO_LEN_TOTAL); + if (!card->addr) { + err = -ENOMEM; + goto failure_release_regions; + } + + err = pci402_init_card(pdev); + if (err) + goto failure_unmap; + + err = pci402_init_dma(pdev); + if (err) + goto failure_unmap; + + err = pci402_init_interrupt(pdev); + if (err) + goto failure_finish_dma; + + err = pci402_init_cores(pdev); + if (err) + goto failure_finish_interrupt; + + return 0; + +failure_finish_interrupt: + pci402_finish_interrupt(pdev); + +failure_finish_dma: + pci402_finish_dma(pdev); + +failure_unmap: + pci_iounmap(pdev, card->addr); + +failure_release_regions: + pci_release_regions(pdev); + +failure_disable_pci: + pci_disable_device(pdev); + + return err; +} + +static void pci402_remove(struct pci_dev *pdev) +{ + struct pci402_card *card = pci_get_drvdata(pdev); + + pci402_finish_interrupt(pdev); + pci402_finish_cores(pdev); + pci402_finish_dma(pdev); + pci_iounmap(pdev, card->addr); + pci_release_regions(pdev); + pci_disable_device(pdev); +} + +static const struct pci_device_id pci402_tbl[] = { + { + .vendor = PCI_VENDOR_ID_ESDGMBH, + .device = ESD_PCI_DEVICE_ID_PCIE402, + .subvendor = PCI_VENDOR_ID_ESDGMBH, + .subdevice = PCI_ANY_ID, + }, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, pci402_tbl); + +static struct pci_driver pci402_driver = { + .name = KBUILD_MODNAME, + .id_table = pci402_tbl, + .probe = pci402_probe, + .remove = pci402_remove, +}; +module_pci_driver(pci402_driver); + +MODULE_DESCRIPTION("Socket-CAN driver for esd CAN 402 card family with esdACC core on PCIe"); +MODULE_AUTHOR("Thomas Körper <socketcan@esd.eu>"); +MODULE_AUTHOR("Stefan Mätje <stefan.maetje@esd.eu>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/can/esd/esdacc.c b/drivers/net/can/esd/esdacc.c new file mode 100644 index 000000000000..121cbbf81458 --- /dev/null +++ b/drivers/net/can/esd/esdacc.c @@ -0,0 +1,764 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright (C) 2015 - 2016 Thomas Körper, esd electronic system design gmbh + * Copyright (C) 2017 - 2023 Stefan Mätje, esd electronics gmbh + */ + +#include "esdacc.h" + +#include <linux/bitfield.h> +#include <linux/delay.h> +#include <linux/io.h> +#include <linux/ktime.h> + +/* esdACC ID register layout */ +#define ACC_ID_ID_MASK GENMASK(28, 0) +#define ACC_ID_EFF_FLAG BIT(29) + +/* esdACC DLC register layout */ +#define ACC_DLC_DLC_MASK GENMASK(3, 0) +#define ACC_DLC_RTR_FLAG BIT(4) +#define ACC_DLC_TXD_FLAG BIT(5) + +/* ecc value of esdACC equals SJA1000's ECC register */ +#define ACC_ECC_SEG 0x1f +#define ACC_ECC_DIR 0x20 +#define ACC_ECC_BIT 0x00 +#define ACC_ECC_FORM 0x40 +#define ACC_ECC_STUFF 0x80 +#define ACC_ECC_MASK 0xc0 + +/* esdACC Status Register bits. Unused bits not documented. */ +#define ACC_REG_STATUS_MASK_STATUS_ES BIT(17) +#define ACC_REG_STATUS_MASK_STATUS_EP BIT(18) +#define ACC_REG_STATUS_MASK_STATUS_BS BIT(19) + +/* esdACC Overview Module BM_IRQ_Mask register related defines */ +/* Two bit wide command masks to mask or unmask a single core IRQ */ +#define ACC_BM_IRQ_UNMASK BIT(0) +#define ACC_BM_IRQ_MASK (ACC_BM_IRQ_UNMASK << 1) +/* Command to unmask all IRQ sources. Created by shifting + * and oring the two bit wide ACC_BM_IRQ_UNMASK 16 times. + */ +#define ACC_BM_IRQ_UNMASK_ALL 0x55555555U + +static void acc_resetmode_enter(struct acc_core *core) +{ + acc_set_bits(core, ACC_CORE_OF_CTRL_MODE, + ACC_REG_CONTROL_MASK_MODE_RESETMODE); + + /* Read back reset mode bit to flush PCI write posting */ + acc_resetmode_entered(core); +} + +static void acc_resetmode_leave(struct acc_core *core) +{ + acc_clear_bits(core, ACC_CORE_OF_CTRL_MODE, + ACC_REG_CONTROL_MASK_MODE_RESETMODE); + + /* Read back reset mode bit to flush PCI write posting */ + acc_resetmode_entered(core); +} + +static void acc_txq_put(struct acc_core *core, u32 acc_id, u8 acc_dlc, + const void *data) +{ + acc_write32_noswap(core, ACC_CORE_OF_TXFIFO_DATA_1, + *((const u32 *)(data + 4))); + acc_write32_noswap(core, ACC_CORE_OF_TXFIFO_DATA_0, + *((const u32 *)data)); + acc_write32(core, ACC_CORE_OF_TXFIFO_DLC, acc_dlc); + /* CAN id must be written at last. This write starts TX. */ + acc_write32(core, ACC_CORE_OF_TXFIFO_ID, acc_id); +} + +static u8 acc_tx_fifo_next(struct acc_core *core, u8 tx_fifo_idx) +{ + ++tx_fifo_idx; + if (tx_fifo_idx >= core->tx_fifo_size) + tx_fifo_idx = 0U; + return tx_fifo_idx; +} + +/* Convert timestamp from esdACC time stamp ticks to ns + * + * The conversion factor ts2ns from time stamp counts to ns is basically + * ts2ns = NSEC_PER_SEC / timestamp_frequency + * + * We handle here only a fixed timestamp frequency of 80MHz. The + * resulting ts2ns factor would be 12.5. + * + * At the end we multiply by 12 and add the half of the HW timestamp + * to get a multiplication by 12.5. This way any overflow is + * avoided until ktime_t itself overflows. + */ +#define ACC_TS_FACTOR (NSEC_PER_SEC / ACC_TS_FREQ_80MHZ) +#define ACC_TS_80MHZ_SHIFT 1 + +static ktime_t acc_ts2ktime(struct acc_ov *ov, u64 ts) +{ + u64 ns; + + ns = (ts * ACC_TS_FACTOR) + (ts >> ACC_TS_80MHZ_SHIFT); + + return ns_to_ktime(ns); +} + +#undef ACC_TS_FACTOR +#undef ACC_TS_80MHZ_SHIFT + +void acc_init_ov(struct acc_ov *ov, struct device *dev) +{ + u32 temp; + + temp = acc_ov_read32(ov, ACC_OV_OF_VERSION); + ov->version = temp; + ov->features = (temp >> 16); + + temp = acc_ov_read32(ov, ACC_OV_OF_INFO); + ov->total_cores = temp; + ov->active_cores = (temp >> 8); + + ov->core_frequency = acc_ov_read32(ov, ACC_OV_OF_CANCORE_FREQ); + ov->timestamp_frequency = acc_ov_read32(ov, ACC_OV_OF_TS_FREQ_LO); + + /* Depending on esdACC feature NEW_PSC enable the new prescaler + * or adjust core_frequency according to the implicit division by 2. + */ + if (ov->features & ACC_OV_REG_FEAT_MASK_NEW_PSC) { + acc_ov_set_bits(ov, ACC_OV_OF_MODE, + ACC_OV_REG_MODE_MASK_NEW_PSC_ENABLE); + } else { + ov->core_frequency /= 2; + } + + dev_dbg(dev, + "esdACC v%u, freq: %u/%u, feat/strap: 0x%x/0x%x, cores: %u/%u\n", + ov->version, ov->core_frequency, ov->timestamp_frequency, + ov->features, acc_ov_read32(ov, ACC_OV_OF_INFO) >> 16, + ov->active_cores, ov->total_cores); +} + +void acc_init_bm_ptr(struct acc_ov *ov, struct acc_core *cores, const void *mem) +{ + unsigned int u; + + /* DMA buffer layout as follows where N is the number of CAN cores + * implemented in the FPGA, i.e. N = ov->total_cores + * + * Section Layout Section size + * ---------------------------------------------- + * FIFO Card/Overview ACC_CORE_DMABUF_SIZE + * FIFO Core0 ACC_CORE_DMABUF_SIZE + * ... ... + * FIFO CoreN ACC_CORE_DMABUF_SIZE + * irq_cnt Card/Overview sizeof(u32) + * irq_cnt Core0 sizeof(u32) + * ... ... + * irq_cnt CoreN sizeof(u32) + */ + ov->bmfifo.messages = mem; + ov->bmfifo.irq_cnt = mem + (ov->total_cores + 1U) * ACC_CORE_DMABUF_SIZE; + + for (u = 0U; u < ov->active_cores; u++) { + struct acc_core *core = &cores[u]; + + core->bmfifo.messages = mem + (u + 1U) * ACC_CORE_DMABUF_SIZE; + core->bmfifo.irq_cnt = ov->bmfifo.irq_cnt + (u + 1U); + } +} + +int acc_open(struct net_device *netdev) +{ + struct acc_net_priv *priv = netdev_priv(netdev); + struct acc_core *core = priv->core; + u32 tx_fifo_status; + u32 ctrl_mode; + int err; + + /* Retry to enter RESET mode if out of sync. */ + if (priv->can.state != CAN_STATE_STOPPED) { + netdev_warn(netdev, "Entered %s() with bad can.state: %s\n", + __func__, can_get_state_str(priv->can.state)); + acc_resetmode_enter(core); + priv->can.state = CAN_STATE_STOPPED; + } + + err = open_candev(netdev); + if (err) + return err; + + ctrl_mode = ACC_REG_CONTROL_MASK_IE_RXTX | + ACC_REG_CONTROL_MASK_IE_TXERROR | + ACC_REG_CONTROL_MASK_IE_ERRWARN | + ACC_REG_CONTROL_MASK_IE_OVERRUN | + ACC_REG_CONTROL_MASK_IE_ERRPASS; + + if (priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING) + ctrl_mode |= ACC_REG_CONTROL_MASK_IE_BUSERR; + + if (priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY) + ctrl_mode |= ACC_REG_CONTROL_MASK_MODE_LOM; + + acc_set_bits(core, ACC_CORE_OF_CTRL_MODE, ctrl_mode); + + acc_resetmode_leave(core); + priv->can.state = CAN_STATE_ERROR_ACTIVE; + + /* Resync TX FIFO indices to HW state after (re-)start. */ + tx_fifo_status = acc_read32(core, ACC_CORE_OF_TXFIFO_STATUS); + core->tx_fifo_head = tx_fifo_status & 0xff; + core->tx_fifo_tail = (tx_fifo_status >> 8) & 0xff; + + netif_start_queue(netdev); + return 0; +} + +int acc_close(struct net_device *netdev) +{ + struct acc_net_priv *priv = netdev_priv(netdev); + struct acc_core *core = priv->core; + + acc_clear_bits(core, ACC_CORE_OF_CTRL_MODE, + ACC_REG_CONTROL_MASK_IE_RXTX | + ACC_REG_CONTROL_MASK_IE_TXERROR | + ACC_REG_CONTROL_MASK_IE_ERRWARN | + ACC_REG_CONTROL_MASK_IE_OVERRUN | + ACC_REG_CONTROL_MASK_IE_ERRPASS | + ACC_REG_CONTROL_MASK_IE_BUSERR); + + netif_stop_queue(netdev); + acc_resetmode_enter(core); + priv->can.state = CAN_STATE_STOPPED; + + /* Mark pending TX requests to be aborted after controller restart. */ + acc_write32(core, ACC_CORE_OF_TX_ABORT_MASK, 0xffff); + + /* ACC_REG_CONTROL_MASK_MODE_LOM is only accessible in RESET mode */ + acc_clear_bits(core, ACC_CORE_OF_CTRL_MODE, + ACC_REG_CONTROL_MASK_MODE_LOM); + + close_candev(netdev); + return 0; +} + +netdev_tx_t acc_start_xmit(struct sk_buff *skb, struct net_device *netdev) +{ + struct acc_net_priv *priv = netdev_priv(netdev); + struct acc_core *core = priv->core; + struct can_frame *cf = (struct can_frame *)skb->data; + u8 tx_fifo_head = core->tx_fifo_head; + int fifo_usage; + u32 acc_id; + u8 acc_dlc; + + if (can_dropped_invalid_skb(netdev, skb)) + return NETDEV_TX_OK; + + /* Access core->tx_fifo_tail only once because it may be changed + * from the interrupt level. + */ + fifo_usage = tx_fifo_head - core->tx_fifo_tail; + if (fifo_usage < 0) + fifo_usage += core->tx_fifo_size; + + if (fifo_usage >= core->tx_fifo_size - 1) { + netdev_err(core->netdev, + "BUG: TX ring full when queue awake!\n"); + netif_stop_queue(netdev); + return NETDEV_TX_BUSY; + } + + if (fifo_usage == core->tx_fifo_size - 2) + netif_stop_queue(netdev); + + acc_dlc = can_get_cc_dlc(cf, priv->can.ctrlmode); + if (cf->can_id & CAN_RTR_FLAG) + acc_dlc |= ACC_DLC_RTR_FLAG; + + if (cf->can_id & CAN_EFF_FLAG) { + acc_id = cf->can_id & CAN_EFF_MASK; + acc_id |= ACC_ID_EFF_FLAG; + } else { + acc_id = cf->can_id & CAN_SFF_MASK; + } + + can_put_echo_skb(skb, netdev, core->tx_fifo_head, 0); + + core->tx_fifo_head = acc_tx_fifo_next(core, tx_fifo_head); + + acc_txq_put(core, acc_id, acc_dlc, cf->data); + + return NETDEV_TX_OK; +} + +int acc_get_berr_counter(const struct net_device *netdev, + struct can_berr_counter *bec) +{ + struct acc_net_priv *priv = netdev_priv(netdev); + u32 core_status = acc_read32(priv->core, ACC_CORE_OF_STATUS); + + bec->txerr = (core_status >> 8) & 0xff; + bec->rxerr = core_status & 0xff; + + return 0; +} + +int acc_set_mode(struct net_device *netdev, enum can_mode mode) +{ + struct acc_net_priv *priv = netdev_priv(netdev); + + switch (mode) { + case CAN_MODE_START: + /* Paranoid FIFO index check. */ + { + const u32 tx_fifo_status = + acc_read32(priv->core, ACC_CORE_OF_TXFIFO_STATUS); + const u8 hw_fifo_head = tx_fifo_status; + + if (hw_fifo_head != priv->core->tx_fifo_head || + hw_fifo_head != priv->core->tx_fifo_tail) { + netdev_warn(netdev, + "TX FIFO mismatch: T %2u H %2u; TFHW %#08x\n", + priv->core->tx_fifo_tail, + priv->core->tx_fifo_head, + tx_fifo_status); + } + } + acc_resetmode_leave(priv->core); + /* To leave the bus-off state the esdACC controller begins + * here a grace period where it counts 128 "idle conditions" (each + * of 11 consecutive recessive bits) on the bus as required + * by the CAN spec. + * + * During this time the TX FIFO may still contain already + * aborted "zombie" frames that are only drained from the FIFO + * at the end of the grace period. + * + * To not to interfere with this drain process we don't + * call netif_wake_queue() here. When the controller reaches + * the error-active state again, it informs us about that + * with an acc_bmmsg_errstatechange message. Then + * netif_wake_queue() is called from + * handle_core_msg_errstatechange() instead. + */ + break; + + default: + return -EOPNOTSUPP; + } + + return 0; +} + +int acc_set_bittiming(struct net_device *netdev) +{ + struct acc_net_priv *priv = netdev_priv(netdev); + const struct can_bittiming *bt = &priv->can.bittiming; + u32 brp; + u32 btr; + + if (priv->ov->features & ACC_OV_REG_FEAT_MASK_CANFD) { + u32 fbtr = 0; + + netdev_dbg(netdev, "bit timing: brp %u, prop %u, ph1 %u ph2 %u, sjw %u\n", + bt->brp, bt->prop_seg, + bt->phase_seg1, bt->phase_seg2, bt->sjw); + + brp = FIELD_PREP(ACC_REG_BRP_FD_MASK_BRP, bt->brp - 1); + + btr = FIELD_PREP(ACC_REG_BTR_FD_MASK_TSEG1, bt->phase_seg1 + bt->prop_seg - 1); + btr |= FIELD_PREP(ACC_REG_BTR_FD_MASK_TSEG2, bt->phase_seg2 - 1); + btr |= FIELD_PREP(ACC_REG_BTR_FD_MASK_SJW, bt->sjw - 1); + + /* Keep order of accesses to ACC_CORE_OF_BRP and ACC_CORE_OF_BTR. */ + acc_write32(priv->core, ACC_CORE_OF_BRP, brp); + acc_write32(priv->core, ACC_CORE_OF_BTR, btr); + + netdev_dbg(netdev, "esdACC: BRP %u, NBTR 0x%08x, DBTR 0x%08x", + brp, btr, fbtr); + } else { + netdev_dbg(netdev, "bit timing: brp %u, prop %u, ph1 %u ph2 %u, sjw %u\n", + bt->brp, bt->prop_seg, + bt->phase_seg1, bt->phase_seg2, bt->sjw); + + brp = FIELD_PREP(ACC_REG_BRP_CL_MASK_BRP, bt->brp - 1); + + btr = FIELD_PREP(ACC_REG_BTR_CL_MASK_TSEG1, bt->phase_seg1 + bt->prop_seg - 1); + btr |= FIELD_PREP(ACC_REG_BTR_CL_MASK_TSEG2, bt->phase_seg2 - 1); + btr |= FIELD_PREP(ACC_REG_BTR_CL_MASK_SJW, bt->sjw - 1); + + /* Keep order of accesses to ACC_CORE_OF_BRP and ACC_CORE_OF_BTR. */ + acc_write32(priv->core, ACC_CORE_OF_BRP, brp); + acc_write32(priv->core, ACC_CORE_OF_BTR, btr); + + netdev_dbg(netdev, "esdACC: BRP %u, BTR 0x%08x", brp, btr); + } + + return 0; +} + +static void handle_core_msg_rxtxdone(struct acc_core *core, + const struct acc_bmmsg_rxtxdone *msg) +{ + struct acc_net_priv *priv = netdev_priv(core->netdev); + struct net_device_stats *stats = &core->netdev->stats; + struct sk_buff *skb; + + if (msg->acc_dlc.len & ACC_DLC_TXD_FLAG) { + u8 tx_fifo_tail = core->tx_fifo_tail; + + if (core->tx_fifo_head == tx_fifo_tail) { + netdev_warn(core->netdev, + "TX interrupt, but queue is empty!?\n"); + return; + } + + /* Direct access echo skb to attach HW time stamp. */ + skb = priv->can.echo_skb[tx_fifo_tail]; + if (skb) { + skb_hwtstamps(skb)->hwtstamp = + acc_ts2ktime(priv->ov, msg->ts); + } + + stats->tx_packets++; + stats->tx_bytes += can_get_echo_skb(core->netdev, tx_fifo_tail, + NULL); + + core->tx_fifo_tail = acc_tx_fifo_next(core, tx_fifo_tail); + + netif_wake_queue(core->netdev); + + } else { + struct can_frame *cf; + + skb = alloc_can_skb(core->netdev, &cf); + if (!skb) { + stats->rx_dropped++; + return; + } + + cf->can_id = msg->id & ACC_ID_ID_MASK; + if (msg->id & ACC_ID_EFF_FLAG) + cf->can_id |= CAN_EFF_FLAG; + + can_frame_set_cc_len(cf, msg->acc_dlc.len & ACC_DLC_DLC_MASK, + priv->can.ctrlmode); + + if (msg->acc_dlc.len & ACC_DLC_RTR_FLAG) { + cf->can_id |= CAN_RTR_FLAG; + } else { + memcpy(cf->data, msg->data, cf->len); + stats->rx_bytes += cf->len; + } + stats->rx_packets++; + + skb_hwtstamps(skb)->hwtstamp = acc_ts2ktime(priv->ov, msg->ts); + + netif_rx(skb); + } +} + +static void handle_core_msg_txabort(struct acc_core *core, + const struct acc_bmmsg_txabort *msg) +{ + struct net_device_stats *stats = &core->netdev->stats; + u8 tx_fifo_tail = core->tx_fifo_tail; + u32 abort_mask = msg->abort_mask; /* u32 extend to avoid warnings later */ + + /* The abort_mask shows which frames were aborted in esdACC's FIFO. */ + while (tx_fifo_tail != core->tx_fifo_head && (abort_mask)) { + const u32 tail_mask = (1U << tx_fifo_tail); + + if (!(abort_mask & tail_mask)) + break; + abort_mask &= ~tail_mask; + + can_free_echo_skb(core->netdev, tx_fifo_tail, NULL); + stats->tx_dropped++; + stats->tx_aborted_errors++; + + tx_fifo_tail = acc_tx_fifo_next(core, tx_fifo_tail); + } + core->tx_fifo_tail = tx_fifo_tail; + if (abort_mask) + netdev_warn(core->netdev, "Unhandled aborted messages\n"); + + if (!acc_resetmode_entered(core)) + netif_wake_queue(core->netdev); +} + +static void handle_core_msg_overrun(struct acc_core *core, + const struct acc_bmmsg_overrun *msg) +{ + struct acc_net_priv *priv = netdev_priv(core->netdev); + struct net_device_stats *stats = &core->netdev->stats; + struct can_frame *cf; + struct sk_buff *skb; + + /* lost_cnt may be 0 if not supported by esdACC version */ + if (msg->lost_cnt) { + stats->rx_errors += msg->lost_cnt; + stats->rx_over_errors += msg->lost_cnt; + } else { + stats->rx_errors++; + stats->rx_over_errors++; + } + + skb = alloc_can_err_skb(core->netdev, &cf); + if (!skb) + return; + + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + + skb_hwtstamps(skb)->hwtstamp = acc_ts2ktime(priv->ov, msg->ts); + + netif_rx(skb); +} + +static void handle_core_msg_buserr(struct acc_core *core, + const struct acc_bmmsg_buserr *msg) +{ + struct acc_net_priv *priv = netdev_priv(core->netdev); + struct net_device_stats *stats = &core->netdev->stats; + struct can_frame *cf; + struct sk_buff *skb; + const u32 reg_status = msg->reg_status; + const u8 rxerr = reg_status; + const u8 txerr = (reg_status >> 8); + u8 can_err_prot_type = 0U; + + priv->can.can_stats.bus_error++; + + /* Error occurred during transmission? */ + if (msg->ecc & ACC_ECC_DIR) { + stats->rx_errors++; + } else { + can_err_prot_type |= CAN_ERR_PROT_TX; + stats->tx_errors++; + } + /* Determine error type */ + switch (msg->ecc & ACC_ECC_MASK) { + case ACC_ECC_BIT: + can_err_prot_type |= CAN_ERR_PROT_BIT; + break; + case ACC_ECC_FORM: + can_err_prot_type |= CAN_ERR_PROT_FORM; + break; + case ACC_ECC_STUFF: + can_err_prot_type |= CAN_ERR_PROT_STUFF; + break; + default: + can_err_prot_type |= CAN_ERR_PROT_UNSPEC; + break; + } + + skb = alloc_can_err_skb(core->netdev, &cf); + if (!skb) + return; + + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR | CAN_ERR_CNT; + + /* Set protocol error type */ + cf->data[2] = can_err_prot_type; + /* Set error location */ + cf->data[3] = msg->ecc & ACC_ECC_SEG; + + /* Insert CAN TX and RX error counters. */ + cf->data[6] = txerr; + cf->data[7] = rxerr; + + skb_hwtstamps(skb)->hwtstamp = acc_ts2ktime(priv->ov, msg->ts); + + netif_rx(skb); +} + +static void +handle_core_msg_errstatechange(struct acc_core *core, + const struct acc_bmmsg_errstatechange *msg) +{ + struct acc_net_priv *priv = netdev_priv(core->netdev); + struct can_frame *cf = NULL; + struct sk_buff *skb; + const u32 reg_status = msg->reg_status; + const u8 rxerr = reg_status; + const u8 txerr = (reg_status >> 8); + enum can_state new_state; + + if (reg_status & ACC_REG_STATUS_MASK_STATUS_BS) { + new_state = CAN_STATE_BUS_OFF; + } else if (reg_status & ACC_REG_STATUS_MASK_STATUS_EP) { + new_state = CAN_STATE_ERROR_PASSIVE; + } else if (reg_status & ACC_REG_STATUS_MASK_STATUS_ES) { + new_state = CAN_STATE_ERROR_WARNING; + } else { + new_state = CAN_STATE_ERROR_ACTIVE; + if (priv->can.state == CAN_STATE_BUS_OFF) { + /* See comment in acc_set_mode() for CAN_MODE_START */ + netif_wake_queue(core->netdev); + } + } + + skb = alloc_can_err_skb(core->netdev, &cf); + + if (new_state != priv->can.state) { + enum can_state tx_state, rx_state; + + tx_state = (txerr >= rxerr) ? + new_state : CAN_STATE_ERROR_ACTIVE; + rx_state = (rxerr >= txerr) ? + new_state : CAN_STATE_ERROR_ACTIVE; + + /* Always call can_change_state() to update the state + * even if alloc_can_err_skb() may have failed. + * can_change_state() can cope with a NULL cf pointer. + */ + can_change_state(core->netdev, cf, tx_state, rx_state); + } + + if (skb) { + cf->can_id |= CAN_ERR_CNT; + cf->data[6] = txerr; + cf->data[7] = rxerr; + + skb_hwtstamps(skb)->hwtstamp = acc_ts2ktime(priv->ov, msg->ts); + + netif_rx(skb); + } + + if (new_state == CAN_STATE_BUS_OFF) { + acc_write32(core, ACC_CORE_OF_TX_ABORT_MASK, 0xffff); + can_bus_off(core->netdev); + } +} + +static void handle_core_interrupt(struct acc_core *core) +{ + u32 msg_fifo_head = core->bmfifo.local_irq_cnt & 0xff; + + while (core->bmfifo.msg_fifo_tail != msg_fifo_head) { + const union acc_bmmsg *msg = + &core->bmfifo.messages[core->bmfifo.msg_fifo_tail]; + + switch (msg->msg_id) { + case BM_MSG_ID_RXTXDONE: + handle_core_msg_rxtxdone(core, &msg->rxtxdone); + break; + + case BM_MSG_ID_TXABORT: + handle_core_msg_txabort(core, &msg->txabort); + break; + + case BM_MSG_ID_OVERRUN: + handle_core_msg_overrun(core, &msg->overrun); + break; + + case BM_MSG_ID_BUSERR: + handle_core_msg_buserr(core, &msg->buserr); + break; + + case BM_MSG_ID_ERRPASSIVE: + case BM_MSG_ID_ERRWARN: + handle_core_msg_errstatechange(core, + &msg->errstatechange); + break; + + default: + /* Ignore all other BM messages (like the CAN-FD messages) */ + break; + } + + core->bmfifo.msg_fifo_tail = + (core->bmfifo.msg_fifo_tail + 1) & 0xff; + } +} + +/** + * acc_card_interrupt() - handle the interrupts of an esdACC FPGA + * + * @ov: overview module structure + * @cores: array of core structures + * + * This function handles all interrupts pending for the overview module and the + * CAN cores of the esdACC FPGA. + * + * It examines for all cores (the overview module core and the CAN cores) + * the bmfifo.irq_cnt and compares it with the previously saved + * bmfifo.local_irq_cnt. An IRQ is pending if they differ. The esdACC FPGA + * updates the bmfifo.irq_cnt values by DMA. + * + * The pending interrupts are masked by writing to the IRQ mask register at + * ACC_OV_OF_BM_IRQ_MASK. This register has for each core a two bit command + * field evaluated as follows: + * + * Define, bit pattern: meaning + * 00: no action + * ACC_BM_IRQ_UNMASK, 01: unmask interrupt + * ACC_BM_IRQ_MASK, 10: mask interrupt + * 11: no action + * + * For each CAN core with a pending IRQ handle_core_interrupt() handles all + * busmaster messages from the message FIFO. The last handled message (FIFO + * index) is written to the CAN core to acknowledge its handling. + * + * Last step is to unmask all interrupts in the FPGA using + * ACC_BM_IRQ_UNMASK_ALL. + * + * Return: + * IRQ_HANDLED, if card generated an interrupt that was handled + * IRQ_NONE, if the interrupt is not ours + */ +irqreturn_t acc_card_interrupt(struct acc_ov *ov, struct acc_core *cores) +{ + u32 irqmask; + int i; + + /* First we look for whom interrupts are pending, card/overview + * or any of the cores. Two bits in irqmask are used for each; + * Each two bit field is set to ACC_BM_IRQ_MASK if an IRQ is + * pending. + */ + irqmask = 0U; + if (READ_ONCE(*ov->bmfifo.irq_cnt) != ov->bmfifo.local_irq_cnt) { + irqmask |= ACC_BM_IRQ_MASK; + ov->bmfifo.local_irq_cnt = READ_ONCE(*ov->bmfifo.irq_cnt); + } + + for (i = 0; i < ov->active_cores; i++) { + struct acc_core *core = &cores[i]; + + if (READ_ONCE(*core->bmfifo.irq_cnt) != core->bmfifo.local_irq_cnt) { + irqmask |= (ACC_BM_IRQ_MASK << (2 * (i + 1))); + core->bmfifo.local_irq_cnt = READ_ONCE(*core->bmfifo.irq_cnt); + } + } + + if (!irqmask) + return IRQ_NONE; + + /* At second we tell the card we're working on them by writing irqmask, + * call handle_{ov|core}_interrupt and then acknowledge the + * interrupts by writing irq_cnt: + */ + acc_ov_write32(ov, ACC_OV_OF_BM_IRQ_MASK, irqmask); + + if (irqmask & ACC_BM_IRQ_MASK) { + /* handle_ov_interrupt(); - no use yet. */ + acc_ov_write32(ov, ACC_OV_OF_BM_IRQ_COUNTER, + ov->bmfifo.local_irq_cnt); + } + + for (i = 0; i < ov->active_cores; i++) { + struct acc_core *core = &cores[i]; + + if (irqmask & (ACC_BM_IRQ_MASK << (2 * (i + 1)))) { + handle_core_interrupt(core); + acc_write32(core, ACC_OV_OF_BM_IRQ_COUNTER, + core->bmfifo.local_irq_cnt); + } + } + + acc_ov_write32(ov, ACC_OV_OF_BM_IRQ_MASK, ACC_BM_IRQ_UNMASK_ALL); + + return IRQ_HANDLED; +} diff --git a/drivers/net/can/esd/esdacc.h b/drivers/net/can/esd/esdacc.h new file mode 100644 index 000000000000..a70488b25d39 --- /dev/null +++ b/drivers/net/can/esd/esdacc.h @@ -0,0 +1,356 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) 2015 - 2016 Thomas Körper, esd electronic system design gmbh + * Copyright (C) 2017 - 2023 Stefan Mätje, esd electronics gmbh + */ + +#include <linux/bits.h> +#include <linux/can/dev.h> +#include <linux/kernel.h> +#include <linux/netdevice.h> +#include <linux/units.h> + +#define ACC_TS_FREQ_80MHZ (80 * HZ_PER_MHZ) +#define ACC_I2C_ADDON_DETECT_DELAY_MS 10 + +/* esdACC Overview Module */ +#define ACC_OV_OF_PROBE 0x0000 +#define ACC_OV_OF_VERSION 0x0004 +#define ACC_OV_OF_INFO 0x0008 +#define ACC_OV_OF_CANCORE_FREQ 0x000c +#define ACC_OV_OF_TS_FREQ_LO 0x0010 +#define ACC_OV_OF_TS_FREQ_HI 0x0014 +#define ACC_OV_OF_IRQ_STATUS_CORES 0x0018 +#define ACC_OV_OF_TS_CURR_LO 0x001c +#define ACC_OV_OF_TS_CURR_HI 0x0020 +#define ACC_OV_OF_IRQ_STATUS 0x0028 +#define ACC_OV_OF_MODE 0x002c +#define ACC_OV_OF_BM_IRQ_COUNTER 0x0070 +#define ACC_OV_OF_BM_IRQ_MASK 0x0074 +#define ACC_OV_OF_MSI_DATA 0x0080 +#define ACC_OV_OF_MSI_ADDRESSOFFSET 0x0084 + +/* Feature flags are contained in the upper 16 bit of the version + * register at ACC_OV_OF_VERSION but only used with these masks after + * extraction into an extra variable => (xx - 16). + */ +#define ACC_OV_REG_FEAT_MASK_CANFD BIT(27 - 16) +#define ACC_OV_REG_FEAT_MASK_NEW_PSC BIT(28 - 16) + +#define ACC_OV_REG_MODE_MASK_ENDIAN_LITTLE BIT(0) +#define ACC_OV_REG_MODE_MASK_BM_ENABLE BIT(1) +#define ACC_OV_REG_MODE_MASK_MODE_LED BIT(2) +#define ACC_OV_REG_MODE_MASK_TIMER_ENABLE BIT(4) +#define ACC_OV_REG_MODE_MASK_TIMER_ONE_SHOT BIT(5) +#define ACC_OV_REG_MODE_MASK_TIMER_ABSOLUTE BIT(6) +#define ACC_OV_REG_MODE_MASK_TIMER GENMASK(6, 4) +#define ACC_OV_REG_MODE_MASK_TS_SRC GENMASK(8, 7) +#define ACC_OV_REG_MODE_MASK_I2C_ENABLE BIT(11) +#define ACC_OV_REG_MODE_MASK_MSI_ENABLE BIT(14) +#define ACC_OV_REG_MODE_MASK_NEW_PSC_ENABLE BIT(15) +#define ACC_OV_REG_MODE_MASK_FPGA_RESET BIT(31) + +/* esdACC CAN Core Module */ +#define ACC_CORE_OF_CTRL_MODE 0x0000 +#define ACC_CORE_OF_STATUS_IRQ 0x0008 +#define ACC_CORE_OF_BRP 0x000c +#define ACC_CORE_OF_BTR 0x0010 +#define ACC_CORE_OF_FBTR 0x0014 +#define ACC_CORE_OF_STATUS 0x0030 +#define ACC_CORE_OF_TXFIFO_CONFIG 0x0048 +#define ACC_CORE_OF_TXFIFO_STATUS 0x004c +#define ACC_CORE_OF_TX_STATUS_IRQ 0x0050 +#define ACC_CORE_OF_TX_ABORT_MASK 0x0054 +#define ACC_CORE_OF_BM_IRQ_COUNTER 0x0070 +#define ACC_CORE_OF_TXFIFO_ID 0x00c0 +#define ACC_CORE_OF_TXFIFO_DLC 0x00c4 +#define ACC_CORE_OF_TXFIFO_DATA_0 0x00c8 +#define ACC_CORE_OF_TXFIFO_DATA_1 0x00cc + +#define ACC_REG_CONTROL_MASK_MODE_RESETMODE BIT(0) +#define ACC_REG_CONTROL_MASK_MODE_LOM BIT(1) +#define ACC_REG_CONTROL_MASK_MODE_STM BIT(2) +#define ACC_REG_CONTROL_MASK_MODE_TRANSEN BIT(5) +#define ACC_REG_CONTROL_MASK_MODE_TS BIT(6) +#define ACC_REG_CONTROL_MASK_MODE_SCHEDULE BIT(7) + +#define ACC_REG_CONTROL_MASK_IE_RXTX BIT(8) +#define ACC_REG_CONTROL_MASK_IE_TXERROR BIT(9) +#define ACC_REG_CONTROL_MASK_IE_ERRWARN BIT(10) +#define ACC_REG_CONTROL_MASK_IE_OVERRUN BIT(11) +#define ACC_REG_CONTROL_MASK_IE_TSI BIT(12) +#define ACC_REG_CONTROL_MASK_IE_ERRPASS BIT(13) +#define ACC_REG_CONTROL_MASK_IE_ALI BIT(14) +#define ACC_REG_CONTROL_MASK_IE_BUSERR BIT(15) + +/* BRP and BTR register layout for CAN-Classic version */ +#define ACC_REG_BRP_CL_MASK_BRP GENMASK(8, 0) +#define ACC_REG_BTR_CL_MASK_TSEG1 GENMASK(3, 0) +#define ACC_REG_BTR_CL_MASK_TSEG2 GENMASK(18, 16) +#define ACC_REG_BTR_CL_MASK_SJW GENMASK(25, 24) + +/* BRP and BTR register layout for CAN-FD version */ +#define ACC_REG_BRP_FD_MASK_BRP GENMASK(7, 0) +#define ACC_REG_BTR_FD_MASK_TSEG1 GENMASK(7, 0) +#define ACC_REG_BTR_FD_MASK_TSEG2 GENMASK(22, 16) +#define ACC_REG_BTR_FD_MASK_SJW GENMASK(30, 24) + +/* 256 BM_MSGs of 32 byte size */ +#define ACC_CORE_DMAMSG_SIZE 32U +#define ACC_CORE_DMABUF_SIZE (256U * ACC_CORE_DMAMSG_SIZE) + +enum acc_bmmsg_id { + BM_MSG_ID_RXTXDONE = 0x01, + BM_MSG_ID_TXABORT = 0x02, + BM_MSG_ID_OVERRUN = 0x03, + BM_MSG_ID_BUSERR = 0x04, + BM_MSG_ID_ERRPASSIVE = 0x05, + BM_MSG_ID_ERRWARN = 0x06, + BM_MSG_ID_TIMESLICE = 0x07, + BM_MSG_ID_HWTIMER = 0x08, + BM_MSG_ID_HOTPLUG = 0x09, +}; + +/* The struct acc_bmmsg_* structure declarations that follow here provide + * access to the ring buffer of bus master messages maintained by the FPGA + * bus master engine. All bus master messages have the same size of + * ACC_CORE_DMAMSG_SIZE and a minimum alignment of ACC_CORE_DMAMSG_SIZE in + * memory. + * + * All structure members are natural aligned. Therefore we should not need + * a __packed attribute. All struct acc_bmmsg_* declarations have at least + * reserved* members to fill the structure to the full ACC_CORE_DMAMSG_SIZE. + * + * A failure of this property due padding will be detected at compile time + * by static_assert(sizeof(union acc_bmmsg) == ACC_CORE_DMAMSG_SIZE). + */ + +struct acc_bmmsg_rxtxdone { + u8 msg_id; + u8 txfifo_level; + u8 reserved1[2]; + u8 txtsfifo_level; + u8 reserved2[3]; + u32 id; + struct { + u8 len; + u8 txdfifo_idx; + u8 zeroes8; + u8 reserved; + } acc_dlc; + u8 data[CAN_MAX_DLEN]; + /* Time stamps in struct acc_ov::timestamp_frequency ticks. */ + u64 ts; +}; + +struct acc_bmmsg_txabort { + u8 msg_id; + u8 txfifo_level; + u16 abort_mask; + u8 txtsfifo_level; + u8 reserved2[1]; + u16 abort_mask_txts; + u64 ts; + u32 reserved3[4]; +}; + +struct acc_bmmsg_overrun { + u8 msg_id; + u8 txfifo_level; + u8 lost_cnt; + u8 reserved1; + u8 txtsfifo_level; + u8 reserved2[3]; + u64 ts; + u32 reserved3[4]; +}; + +struct acc_bmmsg_buserr { + u8 msg_id; + u8 txfifo_level; + u8 ecc; + u8 reserved1; + u8 txtsfifo_level; + u8 reserved2[3]; + u64 ts; + u32 reg_status; + u32 reg_btr; + u32 reserved3[2]; +}; + +struct acc_bmmsg_errstatechange { + u8 msg_id; + u8 txfifo_level; + u8 reserved1[2]; + u8 txtsfifo_level; + u8 reserved2[3]; + u64 ts; + u32 reg_status; + u32 reserved3[3]; +}; + +struct acc_bmmsg_timeslice { + u8 msg_id; + u8 txfifo_level; + u8 reserved1[2]; + u8 txtsfifo_level; + u8 reserved2[3]; + u64 ts; + u32 reserved3[4]; +}; + +struct acc_bmmsg_hwtimer { + u8 msg_id; + u8 reserved1[3]; + u32 reserved2[1]; + u64 timer; + u32 reserved3[4]; +}; + +struct acc_bmmsg_hotplug { + u8 msg_id; + u8 reserved1[3]; + u32 reserved2[7]; +}; + +union acc_bmmsg { + u8 msg_id; + struct acc_bmmsg_rxtxdone rxtxdone; + struct acc_bmmsg_txabort txabort; + struct acc_bmmsg_overrun overrun; + struct acc_bmmsg_buserr buserr; + struct acc_bmmsg_errstatechange errstatechange; + struct acc_bmmsg_timeslice timeslice; + struct acc_bmmsg_hwtimer hwtimer; +}; + +/* Check size of union acc_bmmsg to be of expected size. */ +static_assert(sizeof(union acc_bmmsg) == ACC_CORE_DMAMSG_SIZE); + +struct acc_bmfifo { + const union acc_bmmsg *messages; + /* irq_cnt points to an u32 value where the esdACC FPGA deposits + * the bm_fifo head index in coherent DMA memory. Only bits 7..0 + * are valid. Use READ_ONCE() to access this memory location. + */ + const u32 *irq_cnt; + u32 local_irq_cnt; + u32 msg_fifo_tail; +}; + +struct acc_core { + void __iomem *addr; + struct net_device *netdev; + struct acc_bmfifo bmfifo; + u8 tx_fifo_size; + u8 tx_fifo_head; + u8 tx_fifo_tail; +}; + +struct acc_ov { + void __iomem *addr; + struct acc_bmfifo bmfifo; + u32 timestamp_frequency; + u32 core_frequency; + u16 version; + u16 features; + u8 total_cores; + u8 active_cores; +}; + +struct acc_net_priv { + struct can_priv can; /* must be the first member! */ + struct acc_core *core; + struct acc_ov *ov; +}; + +static inline u32 acc_read32(struct acc_core *core, unsigned short offs) +{ + return ioread32be(core->addr + offs); +} + +static inline void acc_write32(struct acc_core *core, + unsigned short offs, u32 v) +{ + iowrite32be(v, core->addr + offs); +} + +static inline void acc_write32_noswap(struct acc_core *core, + unsigned short offs, u32 v) +{ + iowrite32(v, core->addr + offs); +} + +static inline void acc_set_bits(struct acc_core *core, + unsigned short offs, u32 mask) +{ + u32 v = acc_read32(core, offs); + + v |= mask; + acc_write32(core, offs, v); +} + +static inline void acc_clear_bits(struct acc_core *core, + unsigned short offs, u32 mask) +{ + u32 v = acc_read32(core, offs); + + v &= ~mask; + acc_write32(core, offs, v); +} + +static inline int acc_resetmode_entered(struct acc_core *core) +{ + u32 ctrl = acc_read32(core, ACC_CORE_OF_CTRL_MODE); + + return (ctrl & ACC_REG_CONTROL_MASK_MODE_RESETMODE) != 0; +} + +static inline u32 acc_ov_read32(struct acc_ov *ov, unsigned short offs) +{ + return ioread32be(ov->addr + offs); +} + +static inline void acc_ov_write32(struct acc_ov *ov, + unsigned short offs, u32 v) +{ + iowrite32be(v, ov->addr + offs); +} + +static inline void acc_ov_set_bits(struct acc_ov *ov, + unsigned short offs, u32 b) +{ + u32 v = acc_ov_read32(ov, offs); + + v |= b; + acc_ov_write32(ov, offs, v); +} + +static inline void acc_ov_clear_bits(struct acc_ov *ov, + unsigned short offs, u32 b) +{ + u32 v = acc_ov_read32(ov, offs); + + v &= ~b; + acc_ov_write32(ov, offs, v); +} + +static inline void acc_reset_fpga(struct acc_ov *ov) +{ + acc_ov_write32(ov, ACC_OV_OF_MODE, ACC_OV_REG_MODE_MASK_FPGA_RESET); + + /* (Re-)start and wait for completion of addon detection on the I^2C bus */ + acc_ov_set_bits(ov, ACC_OV_OF_MODE, ACC_OV_REG_MODE_MASK_I2C_ENABLE); + mdelay(ACC_I2C_ADDON_DETECT_DELAY_MS); +} + +void acc_init_ov(struct acc_ov *ov, struct device *dev); +void acc_init_bm_ptr(struct acc_ov *ov, struct acc_core *cores, + const void *mem); +int acc_open(struct net_device *netdev); +int acc_close(struct net_device *netdev); +netdev_tx_t acc_start_xmit(struct sk_buff *skb, struct net_device *netdev); +int acc_get_berr_counter(const struct net_device *netdev, + struct can_berr_counter *bec); +int acc_set_mode(struct net_device *netdev, enum can_mode mode); +int acc_set_bittiming(struct net_device *netdev); +irqreturn_t acc_card_interrupt(struct acc_ov *ov, struct acc_core *cores); diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c index a57005faa04f..f81b598147b3 100644 --- a/drivers/net/can/kvaser_pciefd.c +++ b/drivers/net/can/kvaser_pciefd.c @@ -27,7 +27,7 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices"); #define KVASER_PCIEFD_BEC_POLL_FREQ (jiffies + msecs_to_jiffies(200)) #define KVASER_PCIEFD_MAX_ERR_REP 256U #define KVASER_PCIEFD_CAN_TX_MAX_COUNT 17U -#define KVASER_PCIEFD_MAX_CAN_CHANNELS 4UL +#define KVASER_PCIEFD_MAX_CAN_CHANNELS 8UL #define KVASER_PCIEFD_DMA_COUNT 2U #define KVASER_PCIEFD_DMA_SIZE (4U * 1024U) @@ -47,12 +47,19 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices"); #define KVASER_PCIEFD_MINIPCIE_2CAN_V3_DEVICE_ID 0x0015 #define KVASER_PCIEFD_MINIPCIE_1CAN_V3_DEVICE_ID 0x0016 +/* Xilinx based devices */ +#define KVASER_PCIEFD_M2_4CAN_DEVICE_ID 0x0017 +#define KVASER_PCIEFD_8CAN_DEVICE_ID 0x0019 + /* Altera SerDes Enable 64-bit DMA address translation */ #define KVASER_PCIEFD_ALTERA_DMA_64BIT BIT(0) /* SmartFusion2 SerDes LSB address translation mask */ #define KVASER_PCIEFD_SF2_DMA_LSB_MASK GENMASK(31, 12) +/* Xilinx SerDes LSB address translation mask */ +#define KVASER_PCIEFD_XILINX_DMA_LSB_MASK GENMASK(31, 12) + /* Kvaser KCAN CAN controller registers */ #define KVASER_PCIEFD_KCAN_FIFO_REG 0x100 #define KVASER_PCIEFD_KCAN_FIFO_LAST_REG 0x180 @@ -281,6 +288,8 @@ static void kvaser_pciefd_write_dma_map_altera(struct kvaser_pciefd *pcie, dma_addr_t addr, int index); static void kvaser_pciefd_write_dma_map_sf2(struct kvaser_pciefd *pcie, dma_addr_t addr, int index); +static void kvaser_pciefd_write_dma_map_xilinx(struct kvaser_pciefd *pcie, + dma_addr_t addr, int index); struct kvaser_pciefd_address_offset { u32 serdes; @@ -335,6 +344,18 @@ static const struct kvaser_pciefd_address_offset kvaser_pciefd_sf2_address_offse .kcan_ch1 = 0x142000, }; +static const struct kvaser_pciefd_address_offset kvaser_pciefd_xilinx_address_offset = { + .serdes = 0x00208, + .pci_ien = 0x102004, + .pci_irq = 0x102008, + .sysid = 0x100000, + .loopback = 0x103000, + .kcan_srb_fifo = 0x120000, + .kcan_srb = 0x121000, + .kcan_ch0 = 0x140000, + .kcan_ch1 = 0x142000, +}; + static const struct kvaser_pciefd_irq_mask kvaser_pciefd_altera_irq_mask = { .kcan_rx0 = BIT(4), .kcan_tx = { BIT(0), BIT(1), BIT(2), BIT(3) }, @@ -347,6 +368,12 @@ static const struct kvaser_pciefd_irq_mask kvaser_pciefd_sf2_irq_mask = { .all = GENMASK(19, 16) | BIT(4), }; +static const struct kvaser_pciefd_irq_mask kvaser_pciefd_xilinx_irq_mask = { + .kcan_rx0 = BIT(4), + .kcan_tx = { BIT(16), BIT(17), BIT(18), BIT(19) }, + .all = GENMASK(19, 16) | BIT(4), +}; + static const struct kvaser_pciefd_dev_ops kvaser_pciefd_altera_dev_ops = { .kvaser_pciefd_write_dma_map = kvaser_pciefd_write_dma_map_altera, }; @@ -355,6 +382,10 @@ static const struct kvaser_pciefd_dev_ops kvaser_pciefd_sf2_dev_ops = { .kvaser_pciefd_write_dma_map = kvaser_pciefd_write_dma_map_sf2, }; +static const struct kvaser_pciefd_dev_ops kvaser_pciefd_xilinx_dev_ops = { + .kvaser_pciefd_write_dma_map = kvaser_pciefd_write_dma_map_xilinx, +}; + static const struct kvaser_pciefd_driver_data kvaser_pciefd_altera_driver_data = { .address_offset = &kvaser_pciefd_altera_address_offset, .irq_mask = &kvaser_pciefd_altera_irq_mask, @@ -367,6 +398,12 @@ static const struct kvaser_pciefd_driver_data kvaser_pciefd_sf2_driver_data = { .ops = &kvaser_pciefd_sf2_dev_ops, }; +static const struct kvaser_pciefd_driver_data kvaser_pciefd_xilinx_driver_data = { + .address_offset = &kvaser_pciefd_xilinx_address_offset, + .irq_mask = &kvaser_pciefd_xilinx_irq_mask, + .ops = &kvaser_pciefd_xilinx_dev_ops, +}; + struct kvaser_pciefd_can { struct can_priv can; struct kvaser_pciefd *kv_pcie; @@ -457,6 +494,14 @@ static struct pci_device_id kvaser_pciefd_id_table[] = { .driver_data = (kernel_ulong_t)&kvaser_pciefd_sf2_driver_data, }, { + PCI_DEVICE(KVASER_PCIEFD_VENDOR, KVASER_PCIEFD_M2_4CAN_DEVICE_ID), + .driver_data = (kernel_ulong_t)&kvaser_pciefd_xilinx_driver_data, + }, + { + PCI_DEVICE(KVASER_PCIEFD_VENDOR, KVASER_PCIEFD_8CAN_DEVICE_ID), + .driver_data = (kernel_ulong_t)&kvaser_pciefd_xilinx_driver_data, + }, + { 0, }, }; @@ -1035,6 +1080,21 @@ static void kvaser_pciefd_write_dma_map_sf2(struct kvaser_pciefd *pcie, iowrite32(msb, serdes_base + 0x4); } +static void kvaser_pciefd_write_dma_map_xilinx(struct kvaser_pciefd *pcie, + dma_addr_t addr, int index) +{ + void __iomem *serdes_base; + u32 lsb = addr & KVASER_PCIEFD_XILINX_DMA_LSB_MASK; + u32 msb = 0x0; + +#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT + msb = addr >> 32; +#endif + serdes_base = KVASER_PCIEFD_SERDES_ADDR(pcie) + 0x8 * index; + iowrite32(msb, serdes_base); + iowrite32(lsb, serdes_base + 0x4); +} + static int kvaser_pciefd_setup_dma(struct kvaser_pciefd *pcie) { int i; diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 16ecc11c7f62..14b231c4d7ec 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -255,6 +255,7 @@ enum m_can_reg { #define TXESC_TBDS_64B 0x7 /* Tx Event FIFO Configuration (TXEFC) */ +#define TXEFC_EFWM_MASK GENMASK(29, 24) #define TXEFC_EFS_MASK GENMASK(21, 16) /* Tx Event FIFO Status (TXEFS) */ @@ -320,6 +321,12 @@ struct id_and_dlc { u32 dlc; }; +struct m_can_fifo_element { + u32 id; + u32 dlc; + u8 data[CANFD_MAX_DLEN]; +}; + static inline u32 m_can_read(struct m_can_classdev *cdev, enum m_can_reg reg) { return cdev->ops->read_reg(cdev, reg); @@ -372,16 +379,6 @@ m_can_txe_fifo_read(struct m_can_classdev *cdev, u32 fgi, u32 offset, u32 *val) return cdev->ops->read_fifo(cdev, addr_offset, val, 1); } -static inline bool _m_can_tx_fifo_full(u32 txfqs) -{ - return !!(txfqs & TXFQS_TFQF); -} - -static inline bool m_can_tx_fifo_full(struct m_can_classdev *cdev) -{ - return _m_can_tx_fifo_full(m_can_read(cdev, M_CAN_TXFQS)); -} - static void m_can_config_endisable(struct m_can_classdev *cdev, bool enable) { u32 cccr = m_can_read(cdev, M_CAN_CCCR); @@ -416,15 +413,48 @@ static void m_can_config_endisable(struct m_can_classdev *cdev, bool enable) } } +static void m_can_interrupt_enable(struct m_can_classdev *cdev, u32 interrupts) +{ + if (cdev->active_interrupts == interrupts) + return; + cdev->ops->write_reg(cdev, M_CAN_IE, interrupts); + cdev->active_interrupts = interrupts; +} + +static void m_can_coalescing_disable(struct m_can_classdev *cdev) +{ + u32 new_interrupts = cdev->active_interrupts | IR_RF0N | IR_TEFN; + + if (!cdev->net->irq) + return; + + hrtimer_cancel(&cdev->hrtimer); + m_can_interrupt_enable(cdev, new_interrupts); +} + static inline void m_can_enable_all_interrupts(struct m_can_classdev *cdev) { + if (!cdev->net->irq) { + dev_dbg(cdev->dev, "Start hrtimer\n"); + hrtimer_start(&cdev->hrtimer, + ms_to_ktime(HRTIMER_POLL_INTERVAL_MS), + HRTIMER_MODE_REL_PINNED); + } + /* Only interrupt line 0 is used in this driver */ m_can_write(cdev, M_CAN_ILE, ILE_EINT0); } static inline void m_can_disable_all_interrupts(struct m_can_classdev *cdev) { + m_can_coalescing_disable(cdev); m_can_write(cdev, M_CAN_ILE, 0x0); + cdev->active_interrupts = 0x0; + + if (!cdev->net->irq) { + dev_dbg(cdev->dev, "Stop hrtimer\n"); + hrtimer_cancel(&cdev->hrtimer); + } } /* Retrieve internal timestamp counter from TSCV.TSC, and shift it to 32-bit @@ -444,18 +474,26 @@ static u32 m_can_get_timestamp(struct m_can_classdev *cdev) static void m_can_clean(struct net_device *net) { struct m_can_classdev *cdev = netdev_priv(net); + unsigned long irqflags; - if (cdev->tx_skb) { - int putidx = 0; + if (cdev->tx_ops) { + for (int i = 0; i != cdev->tx_fifo_size; ++i) { + if (!cdev->tx_ops[i].skb) + continue; - net->stats.tx_errors++; - if (cdev->version > 30) - putidx = FIELD_GET(TXFQS_TFQPI_MASK, - m_can_read(cdev, M_CAN_TXFQS)); - - can_free_echo_skb(cdev->net, putidx, NULL); - cdev->tx_skb = NULL; + net->stats.tx_errors++; + cdev->tx_ops[i].skb = NULL; + } } + + for (int i = 0; i != cdev->can.echo_skb_max; ++i) + can_free_echo_skb(cdev->net, i, NULL); + + netdev_reset_queue(cdev->net); + + spin_lock_irqsave(&cdev->tx_handling_spinlock, irqflags); + cdev->tx_fifo_in_flight = 0; + spin_unlock_irqrestore(&cdev->tx_handling_spinlock, irqflags); } /* For peripherals, pass skb to rx-offload, which will push skb from @@ -1007,23 +1045,60 @@ static int m_can_poll(struct napi_struct *napi, int quota) * echo. timestamp is used for peripherals to ensure correct ordering * by rx-offload, and is ignored for non-peripherals. */ -static void m_can_tx_update_stats(struct m_can_classdev *cdev, - unsigned int msg_mark, - u32 timestamp) +static unsigned int m_can_tx_update_stats(struct m_can_classdev *cdev, + unsigned int msg_mark, u32 timestamp) { struct net_device *dev = cdev->net; struct net_device_stats *stats = &dev->stats; + unsigned int frame_len; if (cdev->is_peripheral) stats->tx_bytes += can_rx_offload_get_echo_skb_queue_timestamp(&cdev->offload, msg_mark, timestamp, - NULL); + &frame_len); else - stats->tx_bytes += can_get_echo_skb(dev, msg_mark, NULL); + stats->tx_bytes += can_get_echo_skb(dev, msg_mark, &frame_len); stats->tx_packets++; + + return frame_len; +} + +static void m_can_finish_tx(struct m_can_classdev *cdev, int transmitted, + unsigned int transmitted_frame_len) +{ + unsigned long irqflags; + + netdev_completed_queue(cdev->net, transmitted, transmitted_frame_len); + + spin_lock_irqsave(&cdev->tx_handling_spinlock, irqflags); + if (cdev->tx_fifo_in_flight >= cdev->tx_fifo_size && transmitted > 0) + netif_wake_queue(cdev->net); + cdev->tx_fifo_in_flight -= transmitted; + spin_unlock_irqrestore(&cdev->tx_handling_spinlock, irqflags); +} + +static netdev_tx_t m_can_start_tx(struct m_can_classdev *cdev) +{ + unsigned long irqflags; + int tx_fifo_in_flight; + + spin_lock_irqsave(&cdev->tx_handling_spinlock, irqflags); + tx_fifo_in_flight = cdev->tx_fifo_in_flight + 1; + if (tx_fifo_in_flight >= cdev->tx_fifo_size) { + netif_stop_queue(cdev->net); + if (tx_fifo_in_flight > cdev->tx_fifo_size) { + netdev_err_once(cdev->net, "hard_xmit called while TX FIFO full\n"); + spin_unlock_irqrestore(&cdev->tx_handling_spinlock, irqflags); + return NETDEV_TX_BUSY; + } + } + cdev->tx_fifo_in_flight = tx_fifo_in_flight; + spin_unlock_irqrestore(&cdev->tx_handling_spinlock, irqflags); + + return NETDEV_TX_OK; } static int m_can_echo_tx_event(struct net_device *dev) @@ -1035,6 +1110,8 @@ static int m_can_echo_tx_event(struct net_device *dev) int i = 0; int err = 0; unsigned int msg_mark; + int processed = 0; + unsigned int processed_frame_len = 0; struct m_can_classdev *cdev = netdev_priv(dev); @@ -1063,25 +1140,62 @@ static int m_can_echo_tx_event(struct net_device *dev) fgi = (++fgi >= cdev->mcfg[MRAM_TXE].num ? 0 : fgi); /* update stats */ - m_can_tx_update_stats(cdev, msg_mark, timestamp); + processed_frame_len += m_can_tx_update_stats(cdev, msg_mark, + timestamp); + + ++processed; } if (ack_fgi != -1) m_can_write(cdev, M_CAN_TXEFA, FIELD_PREP(TXEFA_EFAI_MASK, ack_fgi)); + m_can_finish_tx(cdev, processed, processed_frame_len); + return err; } +static void m_can_coalescing_update(struct m_can_classdev *cdev, u32 ir) +{ + u32 new_interrupts = cdev->active_interrupts; + bool enable_rx_timer = false; + bool enable_tx_timer = false; + + if (!cdev->net->irq) + return; + + if (cdev->rx_coalesce_usecs_irq > 0 && (ir & (IR_RF0N | IR_RF0W))) { + enable_rx_timer = true; + new_interrupts &= ~IR_RF0N; + } + if (cdev->tx_coalesce_usecs_irq > 0 && (ir & (IR_TEFN | IR_TEFW))) { + enable_tx_timer = true; + new_interrupts &= ~IR_TEFN; + } + if (!enable_rx_timer && !hrtimer_active(&cdev->hrtimer)) + new_interrupts |= IR_RF0N; + if (!enable_tx_timer && !hrtimer_active(&cdev->hrtimer)) + new_interrupts |= IR_TEFN; + + m_can_interrupt_enable(cdev, new_interrupts); + if (enable_rx_timer | enable_tx_timer) + hrtimer_start(&cdev->hrtimer, cdev->irq_timer_wait, + HRTIMER_MODE_REL); +} + static irqreturn_t m_can_isr(int irq, void *dev_id) { struct net_device *dev = (struct net_device *)dev_id; struct m_can_classdev *cdev = netdev_priv(dev); u32 ir; - if (pm_runtime_suspended(cdev->dev)) + if (pm_runtime_suspended(cdev->dev)) { + m_can_coalescing_disable(cdev); return IRQ_NONE; + } + ir = m_can_read(cdev, M_CAN_IR); + m_can_coalescing_update(cdev, ir); if (!ir) return IRQ_NONE; @@ -1096,13 +1210,17 @@ static irqreturn_t m_can_isr(int irq, void *dev_id) * - state change IRQ * - bus error IRQ and bus error reporting */ - if ((ir & IR_RF0N) || (ir & IR_ERR_ALL_30X)) { + if (ir & (IR_RF0N | IR_RF0W | IR_ERR_ALL_30X)) { cdev->irqstatus = ir; if (!cdev->is_peripheral) { m_can_disable_all_interrupts(cdev); napi_schedule(&cdev->napi); - } else if (m_can_rx_peripheral(dev, ir) < 0) { - goto out_fail; + } else { + int pkts; + + pkts = m_can_rx_peripheral(dev, ir); + if (pkts < 0) + goto out_fail; } } @@ -1110,21 +1228,18 @@ static irqreturn_t m_can_isr(int irq, void *dev_id) if (ir & IR_TC) { /* Transmission Complete Interrupt*/ u32 timestamp = 0; + unsigned int frame_len; if (cdev->is_peripheral) timestamp = m_can_get_timestamp(cdev); - m_can_tx_update_stats(cdev, 0, timestamp); - netif_wake_queue(dev); + frame_len = m_can_tx_update_stats(cdev, 0, timestamp); + m_can_finish_tx(cdev, 1, frame_len); } } else { - if (ir & IR_TEFN) { + if (ir & (IR_TEFN | IR_TEFW)) { /* New TX FIFO Element arrived */ if (m_can_echo_tx_event(dev) != 0) goto out_fail; - - if (netif_queue_stopped(dev) && - !m_can_tx_fifo_full(cdev)) - netif_wake_queue(dev); } } @@ -1138,6 +1253,15 @@ out_fail: return IRQ_HANDLED; } +static enum hrtimer_restart m_can_coalescing_timer(struct hrtimer *timer) +{ + struct m_can_classdev *cdev = container_of(timer, struct m_can_classdev, hrtimer); + + irq_wake_thread(cdev->net->irq, cdev->net); + + return HRTIMER_NORESTART; +} + static const struct can_bittiming_const m_can_bittiming_const_30X = { .name = KBUILD_MODNAME, .tseg1_min = 2, /* Time segment 1 = prop_seg + phase_seg1 */ @@ -1276,9 +1400,8 @@ static int m_can_chip_config(struct net_device *dev) } /* Disable unused interrupts */ - interrupts &= ~(IR_ARA | IR_ELO | IR_DRX | IR_TEFF | IR_TEFW | IR_TFE | - IR_TCF | IR_HPM | IR_RF1F | IR_RF1W | IR_RF1N | - IR_RF0F | IR_RF0W); + interrupts &= ~(IR_ARA | IR_ELO | IR_DRX | IR_TEFF | IR_TFE | IR_TCF | + IR_HPM | IR_RF1F | IR_RF1W | IR_RF1N | IR_RF0F); m_can_config_endisable(cdev, true); @@ -1315,6 +1438,8 @@ static int m_can_chip_config(struct net_device *dev) } else { /* Full TX Event FIFO is used */ m_can_write(cdev, M_CAN_TXEFC, + FIELD_PREP(TXEFC_EFWM_MASK, + cdev->tx_max_coalesced_frames_irq) | FIELD_PREP(TXEFC_EFS_MASK, cdev->mcfg[MRAM_TXE].num) | cdev->mcfg[MRAM_TXE].off); @@ -1322,6 +1447,7 @@ static int m_can_chip_config(struct net_device *dev) /* rx fifo configuration, blocking mode, fifo size 1 */ m_can_write(cdev, M_CAN_RXF0C, + FIELD_PREP(RXFC_FWM_MASK, cdev->rx_max_coalesced_frames_irq) | FIELD_PREP(RXFC_FS_MASK, cdev->mcfg[MRAM_RXF0].num) | cdev->mcfg[MRAM_RXF0].off); @@ -1380,7 +1506,7 @@ static int m_can_chip_config(struct net_device *dev) else interrupts &= ~(IR_ERR_LEC_31X); } - m_can_write(cdev, M_CAN_IE, interrupts); + m_can_interrupt_enable(cdev, interrupts); /* route all interrupts to INT0 */ m_can_write(cdev, M_CAN_ILS, ILS_ALL_INT0); @@ -1413,15 +1539,16 @@ static int m_can_start(struct net_device *dev) if (ret) return ret; + netdev_queue_set_dql_min_limit(netdev_get_tx_queue(cdev->net, 0), + cdev->tx_max_coalesced_frames); + cdev->can.state = CAN_STATE_ERROR_ACTIVE; m_can_enable_all_interrupts(cdev); - if (!dev->irq) { - dev_dbg(cdev->dev, "Start hrtimer\n"); - hrtimer_start(&cdev->hrtimer, ms_to_ktime(HRTIMER_POLL_INTERVAL_MS), - HRTIMER_MODE_REL_PINNED); - } + if (cdev->version > 30) + cdev->tx_fifo_putidx = FIELD_GET(TXFQS_TFQPI_MASK, + m_can_read(cdev, M_CAN_TXFQS)); return 0; } @@ -1577,11 +1704,6 @@ static void m_can_stop(struct net_device *dev) { struct m_can_classdev *cdev = netdev_priv(dev); - if (!dev->irq) { - dev_dbg(cdev->dev, "Stop hrtimer\n"); - hrtimer_cancel(&cdev->hrtimer); - } - /* disable all interrupts */ m_can_disable_all_interrupts(cdev); @@ -1605,8 +1727,9 @@ static int m_can_close(struct net_device *dev) m_can_clk_stop(cdev); free_irq(dev->irq, dev); + m_can_clean(dev); + if (cdev->is_peripheral) { - cdev->tx_skb = NULL; destroy_workqueue(cdev->tx_wq); cdev->tx_wq = NULL; can_rx_offload_disable(&cdev->offload); @@ -1619,57 +1742,42 @@ static int m_can_close(struct net_device *dev) return 0; } -static int m_can_next_echo_skb_occupied(struct net_device *dev, int putidx) -{ - struct m_can_classdev *cdev = netdev_priv(dev); - /*get wrap around for loopback skb index */ - unsigned int wrap = cdev->can.echo_skb_max; - int next_idx; - - /* calculate next index */ - next_idx = (++putidx >= wrap ? 0 : putidx); - - /* check if occupied */ - return !!cdev->can.echo_skb[next_idx]; -} - -static netdev_tx_t m_can_tx_handler(struct m_can_classdev *cdev) +static netdev_tx_t m_can_tx_handler(struct m_can_classdev *cdev, + struct sk_buff *skb) { - struct canfd_frame *cf = (struct canfd_frame *)cdev->tx_skb->data; + struct canfd_frame *cf = (struct canfd_frame *)skb->data; + u8 len_padded = DIV_ROUND_UP(cf->len, 4); + struct m_can_fifo_element fifo_element; struct net_device *dev = cdev->net; - struct sk_buff *skb = cdev->tx_skb; - struct id_and_dlc fifo_header; u32 cccr, fdflags; - u32 txfqs; int err; - int putidx; - - cdev->tx_skb = NULL; + u32 putidx; + unsigned int frame_len = can_skb_get_frame_len(skb); /* Generate ID field for TX buffer Element */ /* Common to all supported M_CAN versions */ if (cf->can_id & CAN_EFF_FLAG) { - fifo_header.id = cf->can_id & CAN_EFF_MASK; - fifo_header.id |= TX_BUF_XTD; + fifo_element.id = cf->can_id & CAN_EFF_MASK; + fifo_element.id |= TX_BUF_XTD; } else { - fifo_header.id = ((cf->can_id & CAN_SFF_MASK) << 18); + fifo_element.id = ((cf->can_id & CAN_SFF_MASK) << 18); } if (cf->can_id & CAN_RTR_FLAG) - fifo_header.id |= TX_BUF_RTR; + fifo_element.id |= TX_BUF_RTR; if (cdev->version == 30) { netif_stop_queue(dev); - fifo_header.dlc = can_fd_len2dlc(cf->len) << 16; + fifo_element.dlc = can_fd_len2dlc(cf->len) << 16; /* Write the frame ID, DLC, and payload to the FIFO element. */ - err = m_can_fifo_write(cdev, 0, M_CAN_FIFO_ID, &fifo_header, 2); + err = m_can_fifo_write(cdev, 0, M_CAN_FIFO_ID, &fifo_element, 2); if (err) goto out_fail; err = m_can_fifo_write(cdev, 0, M_CAN_FIFO_DATA, - cf->data, DIV_ROUND_UP(cf->len, 4)); + cf->data, len_padded); if (err) goto out_fail; @@ -1690,33 +1798,15 @@ static netdev_tx_t m_can_tx_handler(struct m_can_classdev *cdev) } m_can_write(cdev, M_CAN_TXBTIE, 0x1); - can_put_echo_skb(skb, dev, 0, 0); + can_put_echo_skb(skb, dev, 0, frame_len); m_can_write(cdev, M_CAN_TXBAR, 0x1); /* End of xmit function for version 3.0.x */ } else { /* Transmit routine for version >= v3.1.x */ - txfqs = m_can_read(cdev, M_CAN_TXFQS); - - /* Check if FIFO full */ - if (_m_can_tx_fifo_full(txfqs)) { - /* This shouldn't happen */ - netif_stop_queue(dev); - netdev_warn(dev, - "TX queue active although FIFO is full."); - - if (cdev->is_peripheral) { - kfree_skb(skb); - dev->stats.tx_dropped++; - return NETDEV_TX_OK; - } else { - return NETDEV_TX_BUSY; - } - } - /* get put index for frame */ - putidx = FIELD_GET(TXFQS_TFQPI_MASK, txfqs); + putidx = cdev->tx_fifo_putidx; /* Construct DLC Field, with CAN-FD configuration. * Use the put index of the fifo as the message marker, @@ -1731,30 +1821,32 @@ static netdev_tx_t m_can_tx_handler(struct m_can_classdev *cdev) fdflags |= TX_BUF_BRS; } - fifo_header.dlc = FIELD_PREP(TX_BUF_MM_MASK, putidx) | + fifo_element.dlc = FIELD_PREP(TX_BUF_MM_MASK, putidx) | FIELD_PREP(TX_BUF_DLC_MASK, can_fd_len2dlc(cf->len)) | fdflags | TX_BUF_EFC; - err = m_can_fifo_write(cdev, putidx, M_CAN_FIFO_ID, &fifo_header, 2); - if (err) - goto out_fail; - err = m_can_fifo_write(cdev, putidx, M_CAN_FIFO_DATA, - cf->data, DIV_ROUND_UP(cf->len, 4)); + memcpy_and_pad(fifo_element.data, CANFD_MAX_DLEN, &cf->data, + cf->len, 0); + + err = m_can_fifo_write(cdev, putidx, M_CAN_FIFO_ID, + &fifo_element, 2 + len_padded); if (err) goto out_fail; /* Push loopback echo. * Will be looped back on TX interrupt based on message marker */ - can_put_echo_skb(skb, dev, putidx, 0); + can_put_echo_skb(skb, dev, putidx, frame_len); - /* Enable TX FIFO element to start transfer */ - m_can_write(cdev, M_CAN_TXBAR, (1 << putidx)); - - /* stop network queue if fifo full */ - if (m_can_tx_fifo_full(cdev) || - m_can_next_echo_skb_occupied(dev, putidx)) - netif_stop_queue(dev); + if (cdev->is_peripheral) { + /* Delay enabling TX FIFO element */ + cdev->tx_peripheral_submit |= BIT(putidx); + } else { + /* Enable TX FIFO element to start transfer */ + m_can_write(cdev, M_CAN_TXBAR, BIT(putidx)); + } + cdev->tx_fifo_putidx = (++cdev->tx_fifo_putidx >= cdev->can.echo_skb_max ? + 0 : cdev->tx_fifo_putidx); } return NETDEV_TX_OK; @@ -1765,46 +1857,91 @@ out_fail: return NETDEV_TX_BUSY; } +static void m_can_tx_submit(struct m_can_classdev *cdev) +{ + if (cdev->version == 30) + return; + if (!cdev->is_peripheral) + return; + + m_can_write(cdev, M_CAN_TXBAR, cdev->tx_peripheral_submit); + cdev->tx_peripheral_submit = 0; +} + static void m_can_tx_work_queue(struct work_struct *ws) { - struct m_can_classdev *cdev = container_of(ws, struct m_can_classdev, - tx_work); + struct m_can_tx_op *op = container_of(ws, struct m_can_tx_op, work); + struct m_can_classdev *cdev = op->cdev; + struct sk_buff *skb = op->skb; + + op->skb = NULL; + m_can_tx_handler(cdev, skb); + if (op->submit) + m_can_tx_submit(cdev); +} + +static void m_can_tx_queue_skb(struct m_can_classdev *cdev, struct sk_buff *skb, + bool submit) +{ + cdev->tx_ops[cdev->next_tx_op].skb = skb; + cdev->tx_ops[cdev->next_tx_op].submit = submit; + queue_work(cdev->tx_wq, &cdev->tx_ops[cdev->next_tx_op].work); + + ++cdev->next_tx_op; + if (cdev->next_tx_op >= cdev->tx_fifo_size) + cdev->next_tx_op = 0; +} + +static netdev_tx_t m_can_start_peripheral_xmit(struct m_can_classdev *cdev, + struct sk_buff *skb) +{ + bool submit; + + ++cdev->nr_txs_without_submit; + if (cdev->nr_txs_without_submit >= cdev->tx_max_coalesced_frames || + !netdev_xmit_more()) { + cdev->nr_txs_without_submit = 0; + submit = true; + } else { + submit = false; + } + m_can_tx_queue_skb(cdev, skb, submit); - m_can_tx_handler(cdev); + return NETDEV_TX_OK; } static netdev_tx_t m_can_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct m_can_classdev *cdev = netdev_priv(dev); + unsigned int frame_len; + netdev_tx_t ret; if (can_dev_dropped_skb(dev, skb)) return NETDEV_TX_OK; - if (cdev->is_peripheral) { - if (cdev->tx_skb) { - netdev_err(dev, "hard_xmit called while tx busy\n"); - return NETDEV_TX_BUSY; - } + frame_len = can_skb_get_frame_len(skb); - if (cdev->can.state == CAN_STATE_BUS_OFF) { - m_can_clean(dev); - } else { - /* Need to stop the queue to avoid numerous requests - * from being sent. Suggested improvement is to create - * a queueing mechanism that will queue the skbs and - * process them in order. - */ - cdev->tx_skb = skb; - netif_stop_queue(cdev->net); - queue_work(cdev->tx_wq, &cdev->tx_work); - } - } else { - cdev->tx_skb = skb; - return m_can_tx_handler(cdev); + if (cdev->can.state == CAN_STATE_BUS_OFF) { + m_can_clean(cdev->net); + return NETDEV_TX_OK; } - return NETDEV_TX_OK; + ret = m_can_start_tx(cdev); + if (ret != NETDEV_TX_OK) + return ret; + + netdev_sent_queue(dev, frame_len); + + if (cdev->is_peripheral) + ret = m_can_start_peripheral_xmit(cdev, skb); + else + ret = m_can_tx_handler(cdev, skb); + + if (ret != NETDEV_TX_OK) + netdev_completed_queue(dev, 1, frame_len); + + return ret; } static enum hrtimer_restart hrtimer_callback(struct hrtimer *timer) @@ -1844,15 +1981,17 @@ static int m_can_open(struct net_device *dev) /* register interrupt handler */ if (cdev->is_peripheral) { - cdev->tx_skb = NULL; - cdev->tx_wq = alloc_workqueue("mcan_wq", - WQ_FREEZABLE | WQ_MEM_RECLAIM, 0); + cdev->tx_wq = alloc_ordered_workqueue("mcan_wq", + WQ_FREEZABLE | WQ_MEM_RECLAIM); if (!cdev->tx_wq) { err = -ENOMEM; goto out_wq_fail; } - INIT_WORK(&cdev->tx_work, m_can_tx_work_queue); + for (int i = 0; i != cdev->tx_fifo_size; ++i) { + cdev->tx_ops[i].cdev = cdev; + INIT_WORK(&cdev->tx_ops[i].work, m_can_tx_work_queue); + } err = request_threaded_irq(dev->irq, NULL, m_can_isr, IRQF_ONESHOT, @@ -1900,7 +2039,108 @@ static const struct net_device_ops m_can_netdev_ops = { .ndo_change_mtu = can_change_mtu, }; +static int m_can_get_coalesce(struct net_device *dev, + struct ethtool_coalesce *ec, + struct kernel_ethtool_coalesce *kec, + struct netlink_ext_ack *ext_ack) +{ + struct m_can_classdev *cdev = netdev_priv(dev); + + ec->rx_max_coalesced_frames_irq = cdev->rx_max_coalesced_frames_irq; + ec->rx_coalesce_usecs_irq = cdev->rx_coalesce_usecs_irq; + ec->tx_max_coalesced_frames = cdev->tx_max_coalesced_frames; + ec->tx_max_coalesced_frames_irq = cdev->tx_max_coalesced_frames_irq; + ec->tx_coalesce_usecs_irq = cdev->tx_coalesce_usecs_irq; + + return 0; +} + +static int m_can_set_coalesce(struct net_device *dev, + struct ethtool_coalesce *ec, + struct kernel_ethtool_coalesce *kec, + struct netlink_ext_ack *ext_ack) +{ + struct m_can_classdev *cdev = netdev_priv(dev); + + if (cdev->can.state != CAN_STATE_STOPPED) { + netdev_err(dev, "Device is in use, please shut it down first\n"); + return -EBUSY; + } + + if (ec->rx_max_coalesced_frames_irq > cdev->mcfg[MRAM_RXF0].num) { + netdev_err(dev, "rx-frames-irq %u greater than the RX FIFO %u\n", + ec->rx_max_coalesced_frames_irq, + cdev->mcfg[MRAM_RXF0].num); + return -EINVAL; + } + if ((ec->rx_max_coalesced_frames_irq == 0) != (ec->rx_coalesce_usecs_irq == 0)) { + netdev_err(dev, "rx-frames-irq and rx-usecs-irq can only be set together\n"); + return -EINVAL; + } + if (ec->tx_max_coalesced_frames_irq > cdev->mcfg[MRAM_TXE].num) { + netdev_err(dev, "tx-frames-irq %u greater than the TX event FIFO %u\n", + ec->tx_max_coalesced_frames_irq, + cdev->mcfg[MRAM_TXE].num); + return -EINVAL; + } + if (ec->tx_max_coalesced_frames_irq > cdev->mcfg[MRAM_TXB].num) { + netdev_err(dev, "tx-frames-irq %u greater than the TX FIFO %u\n", + ec->tx_max_coalesced_frames_irq, + cdev->mcfg[MRAM_TXB].num); + return -EINVAL; + } + if ((ec->tx_max_coalesced_frames_irq == 0) != (ec->tx_coalesce_usecs_irq == 0)) { + netdev_err(dev, "tx-frames-irq and tx-usecs-irq can only be set together\n"); + return -EINVAL; + } + if (ec->tx_max_coalesced_frames > cdev->mcfg[MRAM_TXE].num) { + netdev_err(dev, "tx-frames %u greater than the TX event FIFO %u\n", + ec->tx_max_coalesced_frames, + cdev->mcfg[MRAM_TXE].num); + return -EINVAL; + } + if (ec->tx_max_coalesced_frames > cdev->mcfg[MRAM_TXB].num) { + netdev_err(dev, "tx-frames %u greater than the TX FIFO %u\n", + ec->tx_max_coalesced_frames, + cdev->mcfg[MRAM_TXB].num); + return -EINVAL; + } + if (ec->rx_coalesce_usecs_irq != 0 && ec->tx_coalesce_usecs_irq != 0 && + ec->rx_coalesce_usecs_irq != ec->tx_coalesce_usecs_irq) { + netdev_err(dev, "rx-usecs-irq %u needs to be equal to tx-usecs-irq %u if both are enabled\n", + ec->rx_coalesce_usecs_irq, + ec->tx_coalesce_usecs_irq); + return -EINVAL; + } + + cdev->rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq; + cdev->rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq; + cdev->tx_max_coalesced_frames = ec->tx_max_coalesced_frames; + cdev->tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq; + cdev->tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq; + + if (cdev->rx_coalesce_usecs_irq) + cdev->irq_timer_wait = + ns_to_ktime(cdev->rx_coalesce_usecs_irq * NSEC_PER_USEC); + else + cdev->irq_timer_wait = + ns_to_ktime(cdev->tx_coalesce_usecs_irq * NSEC_PER_USEC); + + return 0; +} + static const struct ethtool_ops m_can_ethtool_ops = { + .supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS_IRQ | + ETHTOOL_COALESCE_RX_MAX_FRAMES_IRQ | + ETHTOOL_COALESCE_TX_USECS_IRQ | + ETHTOOL_COALESCE_TX_MAX_FRAMES | + ETHTOOL_COALESCE_TX_MAX_FRAMES_IRQ, + .get_ts_info = ethtool_op_get_ts_info, + .get_coalesce = m_can_get_coalesce, + .set_coalesce = m_can_set_coalesce, +}; + +static const struct ethtool_ops m_can_ethtool_ops_polling = { .get_ts_info = ethtool_op_get_ts_info, }; @@ -1908,7 +2148,10 @@ static int register_m_can_dev(struct net_device *dev) { dev->flags |= IFF_ECHO; /* we support local echo */ dev->netdev_ops = &m_can_netdev_ops; - dev->ethtool_ops = &m_can_ethtool_ops; + if (dev->irq) + dev->ethtool_ops = &m_can_ethtool_ops; + else + dev->ethtool_ops = &m_can_ethtool_ops_polling; return register_candev(dev); } @@ -2056,12 +2299,23 @@ int m_can_class_register(struct m_can_classdev *cdev) { int ret; - if (cdev->pm_clock_support) { - ret = m_can_clk_start(cdev); - if (ret) - return ret; + cdev->tx_fifo_size = max(1, min(cdev->mcfg[MRAM_TXB].num, + cdev->mcfg[MRAM_TXE].num)); + if (cdev->is_peripheral) { + cdev->tx_ops = + devm_kzalloc(cdev->dev, + cdev->tx_fifo_size * sizeof(*cdev->tx_ops), + GFP_KERNEL); + if (!cdev->tx_ops) { + dev_err(cdev->dev, "Failed to allocate tx_ops for workqueue\n"); + return -ENOMEM; + } } + ret = m_can_clk_start(cdev); + if (ret) + return ret; + if (cdev->is_peripheral) { ret = can_rx_offload_add_manual(cdev->net, &cdev->offload, NAPI_POLL_WEIGHT); @@ -2069,8 +2323,15 @@ int m_can_class_register(struct m_can_classdev *cdev) goto clk_disable; } - if (!cdev->net->irq) + if (!cdev->net->irq) { + dev_dbg(cdev->dev, "Polling enabled, initialize hrtimer"); + hrtimer_init(&cdev->hrtimer, CLOCK_MONOTONIC, + HRTIMER_MODE_REL_PINNED); cdev->hrtimer.function = &hrtimer_callback; + } else { + hrtimer_init(&cdev->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + cdev->hrtimer.function = m_can_coalescing_timer; + } ret = m_can_dev_setup(cdev); if (ret) @@ -2121,7 +2382,15 @@ int m_can_class_suspend(struct device *dev) if (netif_running(ndev)) { netif_stop_queue(ndev); netif_device_detach(ndev); - m_can_stop(ndev); + + /* leave the chip running with rx interrupt enabled if it is + * used as a wake-up source. + */ + if (cdev->pm_wake_source) + m_can_write(cdev, M_CAN_IE, IR_RF0N); + else + m_can_stop(ndev); + m_can_clk_stop(cdev); } @@ -2148,11 +2417,15 @@ int m_can_class_resume(struct device *dev) ret = m_can_clk_start(cdev); if (ret) return ret; - ret = m_can_start(ndev); - if (ret) { - m_can_clk_stop(cdev); - return ret; + if (cdev->pm_wake_source) { + m_can_write(cdev, M_CAN_IE, cdev->active_interrupts); + } else { + ret = m_can_start(ndev); + if (ret) { + m_can_clk_stop(cdev); + return ret; + } } netif_device_attach(ndev); diff --git a/drivers/net/can/m_can/m_can.h b/drivers/net/can/m_can/m_can.h index 520e14277dff..3a9edc292593 100644 --- a/drivers/net/can/m_can/m_can.h +++ b/drivers/net/can/m_can/m_can.h @@ -70,6 +70,13 @@ struct m_can_ops { int (*init)(struct m_can_classdev *cdev); }; +struct m_can_tx_op { + struct m_can_classdev *cdev; + struct work_struct work; + struct sk_buff *skb; + bool submit; +}; + struct m_can_classdev { struct can_priv can; struct can_rx_offload offload; @@ -80,18 +87,42 @@ struct m_can_classdev { struct clk *cclk; struct workqueue_struct *tx_wq; - struct work_struct tx_work; - struct sk_buff *tx_skb; struct phy *transceiver; + ktime_t irq_timer_wait; + struct m_can_ops *ops; int version; u32 irqstatus; int pm_clock_support; + int pm_wake_source; int is_peripheral; + // Cached M_CAN_IE register content + u32 active_interrupts; + u32 rx_max_coalesced_frames_irq; + u32 rx_coalesce_usecs_irq; + u32 tx_max_coalesced_frames; + u32 tx_max_coalesced_frames_irq; + u32 tx_coalesce_usecs_irq; + + // Store this internally to avoid fetch delays on peripheral chips + u32 tx_fifo_putidx; + + /* Protects shared state between start_xmit and m_can_isr */ + spinlock_t tx_handling_spinlock; + int tx_fifo_in_flight; + + struct m_can_tx_op *tx_ops; + int tx_fifo_size; + int next_tx_op; + + int nr_txs_without_submit; + /* bitfield of fifo elements that will be submitted together */ + u32 tx_peripheral_submit; + struct mram_cfg mcfg[MRAM_CFG_NUM]; struct hrtimer hrtimer; diff --git a/drivers/net/can/m_can/m_can_pci.c b/drivers/net/can/m_can/m_can_pci.c index f2219aa2824b..45400de4163d 100644 --- a/drivers/net/can/m_can/m_can_pci.c +++ b/drivers/net/can/m_can/m_can_pci.c @@ -125,6 +125,7 @@ static int m_can_pci_probe(struct pci_dev *pci, const struct pci_device_id *id) mcan_class->dev = &pci->dev; mcan_class->net->irq = pci_irq_vector(pci, 0); mcan_class->pm_clock_support = 1; + mcan_class->pm_wake_source = 0; mcan_class->can.clock.freq = id->driver_data; mcan_class->ops = &m_can_pci_ops; diff --git a/drivers/net/can/m_can/m_can_platform.c b/drivers/net/can/m_can/m_can_platform.c index cdb28d6a092c..df0367124b4c 100644 --- a/drivers/net/can/m_can/m_can_platform.c +++ b/drivers/net/can/m_can/m_can_platform.c @@ -109,10 +109,6 @@ static int m_can_plat_probe(struct platform_device *pdev) ret = irq; goto probe_fail; } - } else { - dev_dbg(mcan_class->dev, "Polling enabled, initialize hrtimer"); - hrtimer_init(&mcan_class->hrtimer, CLOCK_MONOTONIC, - HRTIMER_MODE_REL_PINNED); } /* message ram could be shared */ @@ -143,6 +139,7 @@ static int m_can_plat_probe(struct platform_device *pdev) mcan_class->net->irq = irq; mcan_class->pm_clock_support = 1; + mcan_class->pm_wake_source = 0; mcan_class->can.clock.freq = clk_get_rate(mcan_class->cclk); mcan_class->dev = &pdev->dev; mcan_class->transceiver = transceiver; diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c index ae8c42f5debd..a42600dac70d 100644 --- a/drivers/net/can/m_can/tcan4x5x-core.c +++ b/drivers/net/can/m_can/tcan4x5x-core.c @@ -411,6 +411,7 @@ static int tcan4x5x_can_probe(struct spi_device *spi) priv->spi = spi; mcan_class->pm_clock_support = 0; + mcan_class->pm_wake_source = device_property_read_bool(&spi->dev, "wakeup-source"); mcan_class->can.clock.freq = freq; mcan_class->dev = &spi->dev; mcan_class->ops = &tcan4x5x_ops; @@ -459,6 +460,9 @@ static int tcan4x5x_can_probe(struct spi_device *spi) goto out_power; } + if (mcan_class->pm_wake_source) + device_init_wakeup(&spi->dev, true); + ret = m_can_class_register(mcan_class); if (ret) { dev_err(&spi->dev, "Failed registering m_can device %pe\n", @@ -487,6 +491,29 @@ static void tcan4x5x_can_remove(struct spi_device *spi) m_can_class_free_dev(priv->cdev.net); } +static int __maybe_unused tcan4x5x_suspend(struct device *dev) +{ + struct m_can_classdev *cdev = dev_get_drvdata(dev); + struct spi_device *spi = to_spi_device(dev); + + if (cdev->pm_wake_source) + enable_irq_wake(spi->irq); + + return m_can_class_suspend(dev); +} + +static int __maybe_unused tcan4x5x_resume(struct device *dev) +{ + struct m_can_classdev *cdev = dev_get_drvdata(dev); + struct spi_device *spi = to_spi_device(dev); + int ret = m_can_class_resume(dev); + + if (cdev->pm_wake_source) + disable_irq_wake(spi->irq); + + return ret; +} + static const struct of_device_id tcan4x5x_of_match[] = { { .compatible = "ti,tcan4x5x", @@ -505,11 +532,15 @@ static const struct spi_device_id tcan4x5x_id_table[] = { }; MODULE_DEVICE_TABLE(spi, tcan4x5x_id_table); +static const struct dev_pm_ops tcan4x5x_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(tcan4x5x_suspend, tcan4x5x_resume) +}; + static struct spi_driver tcan4x5x_can_driver = { .driver = { .name = KBUILD_MODNAME, .of_match_table = tcan4x5x_of_match, - .pm = NULL, + .pm = &tcan4x5x_pm_ops, }, .id_table = tcan4x5x_id_table, .probe = tcan4x5x_can_probe, diff --git a/drivers/net/can/softing/softing_fw.c b/drivers/net/can/softing/softing_fw.c index 32286f861a19..721df91cdbfb 100644 --- a/drivers/net/can/softing/softing_fw.c +++ b/drivers/net/can/softing/softing_fw.c @@ -436,7 +436,7 @@ int softing_startstop(struct net_device *dev, int up) return ret; bus_bitmask_start = 0; - if (dev && up) + if (up) /* prepare to start this bus as well */ bus_bitmask_start |= (1 << priv->index); /* bring netdevs down */ diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c index eebf967f4711..1d9057dc44f2 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c @@ -837,7 +837,7 @@ static int __mcp251xfd_get_berr_counter(const struct net_device *ndev, return err; if (trec & MCP251XFD_REG_TREC_TXBO) - bec->txerr = 256; + bec->txerr = CAN_BUS_OFF_THRESHOLD; else bec->txerr = FIELD_GET(MCP251XFD_REG_TREC_TEC_MASK, trec); bec->rxerr = FIELD_GET(MCP251XFD_REG_TREC_REC_MASK, trec); diff --git a/drivers/net/can/usb/Kconfig b/drivers/net/can/usb/Kconfig index d1450722cb3c..bd58c636d465 100644 --- a/drivers/net/can/usb/Kconfig +++ b/drivers/net/can/usb/Kconfig @@ -100,6 +100,7 @@ config CAN_KVASER_USB - Scania VCI2 (if you have the Kvaser logo on top) - Kvaser BlackBird v2 - Kvaser Leaf Pro HS v2 + - Kvaser Leaf v3 - Kvaser Hybrid CAN/LIN - Kvaser Hybrid 2xCAN/LIN - Kvaser Hybrid Pro CAN/LIN diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index 95b0fdb602c8..65c962f76898 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -385,7 +385,7 @@ static struct gs_tx_context *gs_get_tx_context(struct gs_can *dev, static int gs_cmd_reset(struct gs_can *dev) { struct gs_device_mode dm = { - .mode = GS_CAN_MODE_RESET, + .mode = cpu_to_le32(GS_CAN_MODE_RESET), }; return usb_control_msg_send(dev->udev, 0, GS_USB_BREQ_MODE, diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c index 71ef4db5c09f..8faf8a462c05 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c @@ -88,6 +88,7 @@ #define USB_USBCAN_PRO_4HS_PRODUCT_ID 0x0114 #define USB_HYBRID_CANLIN_PRODUCT_ID 0x0115 #define USB_HYBRID_PRO_CANLIN_PRODUCT_ID 0x0116 +#define USB_LEAF_V3_PRODUCT_ID 0x0117 static const struct kvaser_usb_driver_info kvaser_usb_driver_info_hydra = { .quirks = KVASER_USB_QUIRK_HAS_HARDWARE_TIMESTAMP, @@ -235,6 +236,8 @@ static const struct usb_device_id kvaser_usb_table[] = { .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID), .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_V3_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, { } }; MODULE_DEVICE_TABLE(usb, kvaser_usb_table); diff --git a/drivers/net/can/vxcan.c b/drivers/net/can/vxcan.c index 98c669ad5141..f7fabba707ea 100644 --- a/drivers/net/can/vxcan.c +++ b/drivers/net/can/vxcan.c @@ -119,7 +119,7 @@ static int vxcan_get_iflink(const struct net_device *dev) rcu_read_lock(); peer = rcu_dereference(priv->peer); - iflink = peer ? peer->ifindex : 0; + iflink = peer ? READ_ONCE(peer->ifindex) : 0; rcu_read_unlock(); return iflink; diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c index 3722eaa84234..fae0120473f8 100644 --- a/drivers/net/can/xilinx_can.c +++ b/drivers/net/can/xilinx_can.c @@ -31,6 +31,7 @@ #include <linux/phy/phy.h> #include <linux/pm_runtime.h> #include <linux/reset.h> +#include <linux/u64_stats_sync.h> #define DRIVER_NAME "xilinx_can" @@ -58,6 +59,13 @@ enum xcan_reg { */ XCAN_F_BTR_OFFSET = 0x08C, /* Data Phase Bit Timing */ XCAN_TRR_OFFSET = 0x0090, /* TX Buffer Ready Request */ + + /* only on AXI CAN cores */ + XCAN_ECC_CFG_OFFSET = 0xC8, /* ECC Configuration */ + XCAN_TXTLFIFO_ECC_OFFSET = 0xCC, /* TXTL FIFO ECC error counter */ + XCAN_TXOLFIFO_ECC_OFFSET = 0xD0, /* TXOL FIFO ECC error counter */ + XCAN_RXFIFO_ECC_OFFSET = 0xD4, /* RX FIFO ECC error counter */ + XCAN_AFR_EXT_OFFSET = 0x00E0, /* Acceptance Filter */ XCAN_FSR_OFFSET = 0x00E8, /* RX FIFO Status */ XCAN_TXMSG_BASE_OFFSET = 0x0100, /* TX Message Space */ @@ -124,6 +132,18 @@ enum xcan_reg { #define XCAN_IXR_TXFLL_MASK 0x00000004 /* Tx FIFO Full intr */ #define XCAN_IXR_TXOK_MASK 0x00000002 /* TX successful intr */ #define XCAN_IXR_ARBLST_MASK 0x00000001 /* Arbitration lost intr */ +#define XCAN_IXR_E2BERX_MASK BIT(23) /* RX FIFO two bit ECC error */ +#define XCAN_IXR_E1BERX_MASK BIT(22) /* RX FIFO one bit ECC error */ +#define XCAN_IXR_E2BETXOL_MASK BIT(21) /* TXOL FIFO two bit ECC error */ +#define XCAN_IXR_E1BETXOL_MASK BIT(20) /* TXOL FIFO One bit ECC error */ +#define XCAN_IXR_E2BETXTL_MASK BIT(19) /* TXTL FIFO Two bit ECC error */ +#define XCAN_IXR_E1BETXTL_MASK BIT(18) /* TXTL FIFO One bit ECC error */ +#define XCAN_IXR_ECC_MASK (XCAN_IXR_E2BERX_MASK | \ + XCAN_IXR_E1BERX_MASK | \ + XCAN_IXR_E2BETXOL_MASK | \ + XCAN_IXR_E1BETXOL_MASK | \ + XCAN_IXR_E2BETXTL_MASK | \ + XCAN_IXR_E1BETXTL_MASK) #define XCAN_IDR_ID1_MASK 0xFFE00000 /* Standard msg identifier */ #define XCAN_IDR_SRR_MASK 0x00100000 /* Substitute remote TXreq */ #define XCAN_IDR_IDE_MASK 0x00080000 /* Identifier extension */ @@ -137,6 +157,11 @@ enum xcan_reg { #define XCAN_2_FSR_RI_MASK 0x0000003F /* RX Read Index */ #define XCAN_DLCR_EDL_MASK 0x08000000 /* EDL Mask in DLC */ #define XCAN_DLCR_BRS_MASK 0x04000000 /* BRS Mask in DLC */ +#define XCAN_ECC_CFG_REECRX_MASK BIT(2) /* Reset RX FIFO ECC error counters */ +#define XCAN_ECC_CFG_REECTXOL_MASK BIT(1) /* Reset TXOL FIFO ECC error counters */ +#define XCAN_ECC_CFG_REECTXTL_MASK BIT(0) /* Reset TXTL FIFO ECC error counters */ +#define XCAN_ECC_1BIT_CNT_MASK GENMASK(15, 0) /* FIFO ECC 1bit count mask */ +#define XCAN_ECC_2BIT_CNT_MASK GENMASK(31, 16) /* FIFO ECC 2bit count mask */ /* CAN register bit shift - XCAN_<REG>_<BIT>_SHIFT */ #define XCAN_BRPR_TDC_ENABLE BIT(16) /* Transmitter Delay Compensation (TDC) Enable */ @@ -202,6 +227,14 @@ struct xcan_devtype_data { * @devtype: Device type specific constants * @transceiver: Optional pointer to associated CAN transceiver * @rstc: Pointer to reset control + * @ecc_enable: ECC enable flag + * @syncp: synchronization for ECC error stats + * @ecc_rx_2_bit_errors: RXFIFO 2bit ECC count + * @ecc_rx_1_bit_errors: RXFIFO 1bit ECC count + * @ecc_txol_2_bit_errors: TXOLFIFO 2bit ECC count + * @ecc_txol_1_bit_errors: TXOLFIFO 1bit ECC count + * @ecc_txtl_2_bit_errors: TXTLFIFO 2bit ECC count + * @ecc_txtl_1_bit_errors: TXTLFIFO 1bit ECC count */ struct xcan_priv { struct can_priv can; @@ -221,6 +254,14 @@ struct xcan_priv { struct xcan_devtype_data devtype; struct phy *transceiver; struct reset_control *rstc; + bool ecc_enable; + struct u64_stats_sync syncp; + u64_stats_t ecc_rx_2_bit_errors; + u64_stats_t ecc_rx_1_bit_errors; + u64_stats_t ecc_txol_2_bit_errors; + u64_stats_t ecc_txol_1_bit_errors; + u64_stats_t ecc_txtl_2_bit_errors; + u64_stats_t ecc_txtl_1_bit_errors; }; /* CAN Bittiming constants as per Xilinx CAN specs */ @@ -308,6 +349,24 @@ static const struct can_tdc_const xcan_tdc_const_canfd2 = { .tdcf_max = 0, }; +enum xcan_stats_type { + XCAN_ECC_RX_2_BIT_ERRORS, + XCAN_ECC_RX_1_BIT_ERRORS, + XCAN_ECC_TXOL_2_BIT_ERRORS, + XCAN_ECC_TXOL_1_BIT_ERRORS, + XCAN_ECC_TXTL_2_BIT_ERRORS, + XCAN_ECC_TXTL_1_BIT_ERRORS, +}; + +static const char xcan_priv_flags_strings[][ETH_GSTRING_LEN] = { + [XCAN_ECC_RX_2_BIT_ERRORS] = "ecc_rx_2_bit_errors", + [XCAN_ECC_RX_1_BIT_ERRORS] = "ecc_rx_1_bit_errors", + [XCAN_ECC_TXOL_2_BIT_ERRORS] = "ecc_txol_2_bit_errors", + [XCAN_ECC_TXOL_1_BIT_ERRORS] = "ecc_txol_1_bit_errors", + [XCAN_ECC_TXTL_2_BIT_ERRORS] = "ecc_txtl_2_bit_errors", + [XCAN_ECC_TXTL_1_BIT_ERRORS] = "ecc_txtl_1_bit_errors", +}; + /** * xcan_write_reg_le - Write a value to the device register little endian * @priv: Driver private data structure @@ -523,6 +582,9 @@ static int xcan_chip_start(struct net_device *ndev) XCAN_IXR_ERROR_MASK | XCAN_IXR_RXOFLW_MASK | XCAN_IXR_ARBLST_MASK | xcan_rx_int_mask(priv); + if (priv->ecc_enable) + ier |= XCAN_IXR_ECC_MASK; + if (priv->devtype.flags & XCAN_FLAG_RXMNF) ier |= XCAN_IXR_RXMNF_MASK; @@ -1127,6 +1189,54 @@ static void xcan_err_interrupt(struct net_device *ndev, u32 isr) priv->can.can_stats.bus_error++; } + if (priv->ecc_enable && isr & XCAN_IXR_ECC_MASK) { + u32 reg_rx_ecc, reg_txol_ecc, reg_txtl_ecc; + + reg_rx_ecc = priv->read_reg(priv, XCAN_RXFIFO_ECC_OFFSET); + reg_txol_ecc = priv->read_reg(priv, XCAN_TXOLFIFO_ECC_OFFSET); + reg_txtl_ecc = priv->read_reg(priv, XCAN_TXTLFIFO_ECC_OFFSET); + + /* The counter reaches its maximum at 0xffff and does not overflow. + * Accept the small race window between reading and resetting ECC counters. + */ + priv->write_reg(priv, XCAN_ECC_CFG_OFFSET, XCAN_ECC_CFG_REECRX_MASK | + XCAN_ECC_CFG_REECTXOL_MASK | XCAN_ECC_CFG_REECTXTL_MASK); + + u64_stats_update_begin(&priv->syncp); + + if (isr & XCAN_IXR_E2BERX_MASK) { + u64_stats_add(&priv->ecc_rx_2_bit_errors, + FIELD_GET(XCAN_ECC_2BIT_CNT_MASK, reg_rx_ecc)); + } + + if (isr & XCAN_IXR_E1BERX_MASK) { + u64_stats_add(&priv->ecc_rx_1_bit_errors, + FIELD_GET(XCAN_ECC_1BIT_CNT_MASK, reg_rx_ecc)); + } + + if (isr & XCAN_IXR_E2BETXOL_MASK) { + u64_stats_add(&priv->ecc_txol_2_bit_errors, + FIELD_GET(XCAN_ECC_2BIT_CNT_MASK, reg_txol_ecc)); + } + + if (isr & XCAN_IXR_E1BETXOL_MASK) { + u64_stats_add(&priv->ecc_txol_1_bit_errors, + FIELD_GET(XCAN_ECC_1BIT_CNT_MASK, reg_txol_ecc)); + } + + if (isr & XCAN_IXR_E2BETXTL_MASK) { + u64_stats_add(&priv->ecc_txtl_2_bit_errors, + FIELD_GET(XCAN_ECC_2BIT_CNT_MASK, reg_txtl_ecc)); + } + + if (isr & XCAN_IXR_E1BETXTL_MASK) { + u64_stats_add(&priv->ecc_txtl_1_bit_errors, + FIELD_GET(XCAN_ECC_1BIT_CNT_MASK, reg_txtl_ecc)); + } + + u64_stats_update_end(&priv->syncp); + } + if (cf.can_id) { struct can_frame *skb_cf; struct sk_buff *skb = alloc_can_err_skb(ndev, &skb_cf); @@ -1354,8 +1464,8 @@ static irqreturn_t xcan_interrupt(int irq, void *dev_id) { struct net_device *ndev = (struct net_device *)dev_id; struct xcan_priv *priv = netdev_priv(ndev); + u32 isr_errors, mask; u32 isr, ier; - u32 isr_errors; u32 rx_int_mask = xcan_rx_int_mask(priv); /* Get the interrupt status from Xilinx CAN */ @@ -1374,10 +1484,15 @@ static irqreturn_t xcan_interrupt(int irq, void *dev_id) if (isr & XCAN_IXR_TXOK_MASK) xcan_tx_interrupt(ndev, isr); + mask = XCAN_IXR_ERROR_MASK | XCAN_IXR_RXOFLW_MASK | + XCAN_IXR_BSOFF_MASK | XCAN_IXR_ARBLST_MASK | + XCAN_IXR_RXMNF_MASK; + + if (priv->ecc_enable) + mask |= XCAN_IXR_ECC_MASK; + /* Check for the type of error interrupt and Processing it */ - isr_errors = isr & (XCAN_IXR_ERROR_MASK | XCAN_IXR_RXOFLW_MASK | - XCAN_IXR_BSOFF_MASK | XCAN_IXR_ARBLST_MASK | - XCAN_IXR_RXMNF_MASK); + isr_errors = isr & mask; if (isr_errors) { priv->write_reg(priv, XCAN_ICR_OFFSET, isr_errors); xcan_err_interrupt(ndev, isr); @@ -1546,6 +1661,43 @@ static int xcan_get_auto_tdcv(const struct net_device *ndev, u32 *tdcv) return 0; } +static void xcan_get_strings(struct net_device *ndev, u32 stringset, u8 *buf) +{ + switch (stringset) { + case ETH_SS_STATS: + memcpy(buf, &xcan_priv_flags_strings, + sizeof(xcan_priv_flags_strings)); + } +} + +static int xcan_get_sset_count(struct net_device *netdev, int sset) +{ + switch (sset) { + case ETH_SS_STATS: + return ARRAY_SIZE(xcan_priv_flags_strings); + default: + return -EOPNOTSUPP; + } +} + +static void xcan_get_ethtool_stats(struct net_device *ndev, + struct ethtool_stats *stats, u64 *data) +{ + struct xcan_priv *priv = netdev_priv(ndev); + unsigned int start; + + do { + start = u64_stats_fetch_begin(&priv->syncp); + + data[XCAN_ECC_RX_2_BIT_ERRORS] = u64_stats_read(&priv->ecc_rx_2_bit_errors); + data[XCAN_ECC_RX_1_BIT_ERRORS] = u64_stats_read(&priv->ecc_rx_1_bit_errors); + data[XCAN_ECC_TXOL_2_BIT_ERRORS] = u64_stats_read(&priv->ecc_txol_2_bit_errors); + data[XCAN_ECC_TXOL_1_BIT_ERRORS] = u64_stats_read(&priv->ecc_txol_1_bit_errors); + data[XCAN_ECC_TXTL_2_BIT_ERRORS] = u64_stats_read(&priv->ecc_txtl_2_bit_errors); + data[XCAN_ECC_TXTL_1_BIT_ERRORS] = u64_stats_read(&priv->ecc_txtl_1_bit_errors); + } while (u64_stats_fetch_retry(&priv->syncp, start)); +} + static const struct net_device_ops xcan_netdev_ops = { .ndo_open = xcan_open, .ndo_stop = xcan_close, @@ -1555,6 +1707,9 @@ static const struct net_device_ops xcan_netdev_ops = { static const struct ethtool_ops xcan_ethtool_ops = { .get_ts_info = ethtool_op_get_ts_info, + .get_strings = xcan_get_strings, + .get_sset_count = xcan_get_sset_count, + .get_ethtool_stats = xcan_get_ethtool_stats, }; /** @@ -1793,6 +1948,7 @@ static int xcan_probe(struct platform_device *pdev) return -ENOMEM; priv = netdev_priv(ndev); + priv->ecc_enable = of_property_read_bool(pdev->dev.of_node, "xlnx,has-ecc"); priv->dev = &pdev->dev; priv->can.bittiming_const = devtype->bittiming_const; priv->can.do_set_mode = xcan_do_set_mode; @@ -1909,6 +2065,11 @@ static int xcan_probe(struct platform_device *pdev) priv->reg_base, ndev->irq, priv->can.clock.freq, hw_tx_max, priv->tx_max); + if (priv->ecc_enable) { + /* Reset FIFO ECC counters */ + priv->write_reg(priv, XCAN_ECC_CFG_OFFSET, XCAN_ECC_CFG_REECRX_MASK | + XCAN_ECC_CFG_REECTXOL_MASK | XCAN_ECC_CFG_REECTXTL_MASK); + } return 0; err_disableclks: diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig index f8c1d73b251d..3092b391031a 100644 --- a/drivers/net/dsa/Kconfig +++ b/drivers/net/dsa/Kconfig @@ -48,7 +48,7 @@ config NET_DSA_MT7530 config NET_DSA_MT7530_MDIO tristate "MediaTek MT7530 MDIO interface driver" depends on NET_DSA_MT7530 - imply MEDIATEK_GE_PHY + select MEDIATEK_GE_PHY select PCS_MTK_LYNXI help This enables support for the MediaTek MT7530 and MT7531 switch diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 0d628b35fd5c..b2eeff04f4c8 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -559,6 +559,19 @@ static void b53_port_set_learning(struct b53_device *dev, int port, b53_write16(dev, B53_CTRL_PAGE, B53_DIS_LEARNING, reg); } +static void b53_eee_enable_set(struct dsa_switch *ds, int port, bool enable) +{ + struct b53_device *dev = ds->priv; + u16 reg; + + b53_read16(dev, B53_EEE_PAGE, B53_EEE_EN_CTRL, ®); + if (enable) + reg |= BIT(port); + else + reg &= ~BIT(port); + b53_write16(dev, B53_EEE_PAGE, B53_EEE_EN_CTRL, reg); +} + int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy) { struct b53_device *dev = ds->priv; @@ -1257,7 +1270,7 @@ static void b53_adjust_link(struct dsa_switch *ds, int port, struct phy_device *phydev) { struct b53_device *dev = ds->priv; - struct ethtool_eee *p = &dev->ports[port].eee; + struct ethtool_keee *p = &dev->ports[port].eee; u8 rgmii_ctrl = 0, reg = 0, off; bool tx_pause = false; bool rx_pause = false; @@ -2193,21 +2206,6 @@ void b53_mirror_del(struct dsa_switch *ds, int port, } EXPORT_SYMBOL(b53_mirror_del); -void b53_eee_enable_set(struct dsa_switch *ds, int port, bool enable) -{ - struct b53_device *dev = ds->priv; - u16 reg; - - b53_read16(dev, B53_EEE_PAGE, B53_EEE_EN_CTRL, ®); - if (enable) - reg |= BIT(port); - else - reg &= ~BIT(port); - b53_write16(dev, B53_EEE_PAGE, B53_EEE_EN_CTRL, reg); -} -EXPORT_SYMBOL(b53_eee_enable_set); - - /* Returns 0 if EEE was not enabled, or 1 otherwise */ int b53_eee_init(struct dsa_switch *ds, int port, struct phy_device *phy) @@ -2224,27 +2222,21 @@ int b53_eee_init(struct dsa_switch *ds, int port, struct phy_device *phy) } EXPORT_SYMBOL(b53_eee_init); -int b53_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e) +int b53_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *e) { struct b53_device *dev = ds->priv; - struct ethtool_eee *p = &dev->ports[port].eee; - u16 reg; if (is5325(dev) || is5365(dev)) return -EOPNOTSUPP; - b53_read16(dev, B53_EEE_PAGE, B53_EEE_LPI_INDICATE, ®); - e->eee_enabled = p->eee_enabled; - e->eee_active = !!(reg & BIT(port)); - return 0; } EXPORT_SYMBOL(b53_get_mac_eee); -int b53_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e) +int b53_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *e) { struct b53_device *dev = ds->priv; - struct ethtool_eee *p = &dev->ports[port].eee; + struct ethtool_keee *p = &dev->ports[port].eee; if (is5325(dev) || is5365(dev)) return -EOPNOTSUPP; diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h index fdcfd5081c28..c13a907947f1 100644 --- a/drivers/net/dsa/b53/b53_priv.h +++ b/drivers/net/dsa/b53/b53_priv.h @@ -95,7 +95,7 @@ struct b53_pcs { struct b53_port { u16 vlan_ctl_mask; - struct ethtool_eee eee; + struct ethtool_keee eee; }; struct b53_vlan { @@ -395,9 +395,8 @@ void b53_mirror_del(struct dsa_switch *ds, int port, int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy); void b53_disable_port(struct dsa_switch *ds, int port); void b53_brcm_hdr_setup(struct dsa_switch *ds, int port); -void b53_eee_enable_set(struct dsa_switch *ds, int port, bool enable); int b53_eee_init(struct dsa_switch *ds, int port, struct phy_device *phy); -int b53_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); -int b53_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); +int b53_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *e); +int b53_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *e); #endif diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 4a52ccbe393f..bc77ee9e6d0a 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -835,7 +835,7 @@ static void bcm_sf2_sw_mac_link_up(struct dsa_switch *ds, int port, bool tx_pause, bool rx_pause) { struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds); - struct ethtool_eee *p = &priv->dev->ports[port].eee; + struct ethtool_keee *p = &priv->dev->ports[port].eee; u32 reg_rgmii_ctrl = 0; u32 reg, offset; diff --git a/drivers/net/dsa/dsa_loop_bdinfo.c b/drivers/net/dsa/dsa_loop_bdinfo.c index 237066d30704..14ca42491512 100644 --- a/drivers/net/dsa/dsa_loop_bdinfo.c +++ b/drivers/net/dsa/dsa_loop_bdinfo.c @@ -32,4 +32,5 @@ static int __init dsa_loop_bdinfo_init(void) } arch_initcall(dsa_loop_bdinfo_init) +MODULE_DESCRIPTION("DSA mock-up switch driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 61b71bcfe396..14923535ca7e 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -49,9 +49,9 @@ static int ksz8_ind_write8(struct ksz_device *dev, u8 table, u16 addr, u8 data) mutex_lock(&dev->alu_mutex); ctrl_addr = IND_ACC_TABLE(table) | addr; - ret = ksz_write8(dev, regs[REG_IND_BYTE], data); + ret = ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr); if (!ret) - ret = ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr); + ret = ksz_write8(dev, regs[REG_IND_BYTE], data); mutex_unlock(&dev->alu_mutex); @@ -633,6 +633,57 @@ static void ksz8_w_vlan_table(struct ksz_device *dev, u16 vid, u16 vlan) } /** + * ksz879x_get_loopback - KSZ879x specific function to get loopback + * configuration status for a specific port + * @dev: Pointer to the device structure + * @port: Port number to query + * @val: Pointer to store the result + * + * This function reads the SMI registers to determine whether loopback mode + * is enabled for a specific port. + * + * Return: 0 on success, error code on failure. + */ +static int ksz879x_get_loopback(struct ksz_device *dev, u16 port, + u16 *val) +{ + u8 stat3; + int ret; + + ret = ksz_pread8(dev, port, REG_PORT_STATUS_3, &stat3); + if (ret) + return ret; + + if (stat3 & PORT_PHY_LOOPBACK) + *val |= BMCR_LOOPBACK; + + return 0; +} + +/** + * ksz879x_set_loopback - KSZ879x specific function to set loopback mode for + * a specific port + * @dev: Pointer to the device structure. + * @port: Port number to modify. + * @val: Value indicating whether to enable or disable loopback mode. + * + * This function translates loopback bit of the BMCR register into the + * corresponding hardware register bit value and writes it to the SMI interface. + * + * Return: 0 on success, error code on failure. + */ +static int ksz879x_set_loopback(struct ksz_device *dev, u16 port, u16 val) +{ + u8 stat3 = 0; + + if (val & BMCR_LOOPBACK) + stat3 |= PORT_PHY_LOOPBACK; + + return ksz_prmw8(dev, port, REG_PORT_STATUS_3, PORT_PHY_LOOPBACK, + stat3); +} + +/** * ksz8_r_phy_ctrl - Translates and reads from the SMI interface to a MIIM PHY * Control register (Reg. 31). * @dev: The KSZ device instance. @@ -676,59 +727,122 @@ static int ksz8_r_phy_ctrl(struct ksz_device *dev, int port, u16 *val) return 0; } +/** + * ksz8_r_phy_bmcr - Translates and reads from the SMI interface to a MIIM PHY + * Basic mode control register (Reg. 0). + * @dev: The KSZ device instance. + * @port: The port number to be read. + * @val: The value read from the SMI interface. + * + * This function reads the SMI interface and translates the hardware register + * bit values into their corresponding control settings for a MIIM PHY Basic + * mode control register. + * + * MIIM Bit Mapping Comparison between KSZ8794 and KSZ8873 + * ------------------------------------------------------------------- + * MIIM Bit | KSZ8794 Reg/Bit | KSZ8873 Reg/Bit + * ----------------------------+-----------------------------+---------------- + * Bit 15 - Soft Reset | 0xF/4 | Not supported + * Bit 14 - Loopback | 0xD/0 (MAC), 0xF/7 (PHY) ~ 0xD/0 (PHY) + * Bit 13 - Force 100 | 0xC/6 = 0xC/6 + * Bit 12 - AN Enable | 0xC/7 (reverse logic) ~ 0xC/7 + * Bit 11 - Power Down | 0xD/3 = 0xD/3 + * Bit 10 - PHY Isolate | 0xF/5 | Not supported + * Bit 9 - Restart AN | 0xD/5 = 0xD/5 + * Bit 8 - Force Full-Duplex | 0xC/5 = 0xC/5 + * Bit 7 - Collision Test/Res. | Not supported | Not supported + * Bit 6 - Reserved | Not supported | Not supported + * Bit 5 - Hp_mdix | 0x9/7 ~ 0xF/7 + * Bit 4 - Force MDI | 0xD/1 = 0xD/1 + * Bit 3 - Disable MDIX | 0xD/2 = 0xD/2 + * Bit 2 - Disable Far-End F. | ???? | 0xD/4 + * Bit 1 - Disable Transmit | 0xD/6 = 0xD/6 + * Bit 0 - Disable LED | 0xD/7 = 0xD/7 + * ------------------------------------------------------------------- + * + * Return: 0 on success, error code on failure. + */ +static int ksz8_r_phy_bmcr(struct ksz_device *dev, u16 port, u16 *val) +{ + const u16 *regs = dev->info->regs; + u8 restart, speed, ctrl; + int ret; + + *val = 0; + + ret = ksz_pread8(dev, port, regs[P_NEG_RESTART_CTRL], &restart); + if (ret) + return ret; + + ret = ksz_pread8(dev, port, regs[P_SPEED_STATUS], &speed); + if (ret) + return ret; + + ret = ksz_pread8(dev, port, regs[P_FORCE_CTRL], &ctrl); + if (ret) + return ret; + + if (ctrl & PORT_FORCE_100_MBIT) + *val |= BMCR_SPEED100; + + if (ksz_is_ksz88x3(dev)) { + if (restart & KSZ8873_PORT_PHY_LOOPBACK) + *val |= BMCR_LOOPBACK; + + if ((ctrl & PORT_AUTO_NEG_ENABLE)) + *val |= BMCR_ANENABLE; + } else { + ret = ksz879x_get_loopback(dev, port, val); + if (ret) + return ret; + + if (!(ctrl & PORT_AUTO_NEG_DISABLE)) + *val |= BMCR_ANENABLE; + } + + if (restart & PORT_POWER_DOWN) + *val |= BMCR_PDOWN; + + if (restart & PORT_AUTO_NEG_RESTART) + *val |= BMCR_ANRESTART; + + if (ctrl & PORT_FORCE_FULL_DUPLEX) + *val |= BMCR_FULLDPLX; + + if (speed & PORT_HP_MDIX) + *val |= KSZ886X_BMCR_HP_MDIX; + + if (restart & PORT_FORCE_MDIX) + *val |= KSZ886X_BMCR_FORCE_MDI; + + if (restart & PORT_AUTO_MDIX_DISABLE) + *val |= KSZ886X_BMCR_DISABLE_AUTO_MDIX; + + if (restart & PORT_TX_DISABLE) + *val |= KSZ886X_BMCR_DISABLE_TRANSMIT; + + if (restart & PORT_LED_OFF) + *val |= KSZ886X_BMCR_DISABLE_LED; + + return 0; +} + int ksz8_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val) { - u8 restart, speed, ctrl, link; + u8 ctrl, link, val1, val2; int processed = true; const u16 *regs; - u8 val1, val2; u16 data = 0; - u8 p = phy; + u16 p = phy; int ret; regs = dev->info->regs; switch (reg) { case MII_BMCR: - ret = ksz_pread8(dev, p, regs[P_NEG_RESTART_CTRL], &restart); - if (ret) - return ret; - - ret = ksz_pread8(dev, p, regs[P_SPEED_STATUS], &speed); - if (ret) - return ret; - - ret = ksz_pread8(dev, p, regs[P_FORCE_CTRL], &ctrl); + ret = ksz8_r_phy_bmcr(dev, p, &data); if (ret) return ret; - - if (restart & PORT_PHY_LOOPBACK) - data |= BMCR_LOOPBACK; - if (ctrl & PORT_FORCE_100_MBIT) - data |= BMCR_SPEED100; - if (ksz_is_ksz88x3(dev)) { - if ((ctrl & PORT_AUTO_NEG_ENABLE)) - data |= BMCR_ANENABLE; - } else { - if (!(ctrl & PORT_AUTO_NEG_DISABLE)) - data |= BMCR_ANENABLE; - } - if (restart & PORT_POWER_DOWN) - data |= BMCR_PDOWN; - if (restart & PORT_AUTO_NEG_RESTART) - data |= BMCR_ANRESTART; - if (ctrl & PORT_FORCE_FULL_DUPLEX) - data |= BMCR_FULLDPLX; - if (speed & PORT_HP_MDIX) - data |= KSZ886X_BMCR_HP_MDIX; - if (restart & PORT_FORCE_MDIX) - data |= KSZ886X_BMCR_FORCE_MDI; - if (restart & PORT_AUTO_MDIX_DISABLE) - data |= KSZ886X_BMCR_DISABLE_AUTO_MDIX; - if (restart & PORT_TX_DISABLE) - data |= KSZ886X_BMCR_DISABLE_TRANSMIT; - if (restart & PORT_LED_OFF) - data |= KSZ886X_BMCR_DISABLE_LED; break; case MII_BMSR: ret = ksz_pread8(dev, p, regs[P_LINK_STATUS], &link); @@ -860,113 +974,137 @@ static int ksz8_w_phy_ctrl(struct ksz_device *dev, int port, u16 val) return ret; } -int ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val) +/** + * ksz8_w_phy_bmcr - Translates and writes to the SMI interface from a MIIM PHY + * Basic mode control register (Reg. 0). + * @dev: The KSZ device instance. + * @port: The port number to be configured. + * @val: The register value to be written. + * + * This function translates control settings from a MIIM PHY Basic mode control + * register into their corresponding hardware register bit values for the SMI + * interface. + * + * MIIM Bit Mapping Comparison between KSZ8794 and KSZ8873 + * ------------------------------------------------------------------- + * MIIM Bit | KSZ8794 Reg/Bit | KSZ8873 Reg/Bit + * ----------------------------+-----------------------------+---------------- + * Bit 15 - Soft Reset | 0xF/4 | Not supported + * Bit 14 - Loopback | 0xD/0 (MAC), 0xF/7 (PHY) ~ 0xD/0 (PHY) + * Bit 13 - Force 100 | 0xC/6 = 0xC/6 + * Bit 12 - AN Enable | 0xC/7 (reverse logic) ~ 0xC/7 + * Bit 11 - Power Down | 0xD/3 = 0xD/3 + * Bit 10 - PHY Isolate | 0xF/5 | Not supported + * Bit 9 - Restart AN | 0xD/5 = 0xD/5 + * Bit 8 - Force Full-Duplex | 0xC/5 = 0xC/5 + * Bit 7 - Collision Test/Res. | Not supported | Not supported + * Bit 6 - Reserved | Not supported | Not supported + * Bit 5 - Hp_mdix | 0x9/7 ~ 0xF/7 + * Bit 4 - Force MDI | 0xD/1 = 0xD/1 + * Bit 3 - Disable MDIX | 0xD/2 = 0xD/2 + * Bit 2 - Disable Far-End F. | ???? | 0xD/4 + * Bit 1 - Disable Transmit | 0xD/6 = 0xD/6 + * Bit 0 - Disable LED | 0xD/7 = 0xD/7 + * ------------------------------------------------------------------- + * + * Return: 0 on success, error code on failure. + */ +static int ksz8_w_phy_bmcr(struct ksz_device *dev, u16 port, u16 val) { - u8 restart, speed, ctrl, data; - const u16 *regs; - u8 p = phy; + u8 restart, speed, ctrl, restart_mask; + const u16 *regs = dev->info->regs; int ret; - regs = dev->info->regs; + /* Do not support PHY reset function. */ + if (val & BMCR_RESET) + return 0; - switch (reg) { - case MII_BMCR: + speed = 0; + if (val & KSZ886X_BMCR_HP_MDIX) + speed |= PORT_HP_MDIX; - /* Do not support PHY reset function. */ - if (val & BMCR_RESET) - break; - ret = ksz_pread8(dev, p, regs[P_SPEED_STATUS], &speed); - if (ret) - return ret; + ret = ksz_prmw8(dev, port, regs[P_SPEED_STATUS], PORT_HP_MDIX, speed); + if (ret) + return ret; - data = speed; - if (val & KSZ886X_BMCR_HP_MDIX) - data |= PORT_HP_MDIX; - else - data &= ~PORT_HP_MDIX; + ctrl = 0; + if (ksz_is_ksz88x3(dev)) { + if ((val & BMCR_ANENABLE)) + ctrl |= PORT_AUTO_NEG_ENABLE; + } else { + if (!(val & BMCR_ANENABLE)) + ctrl |= PORT_AUTO_NEG_DISABLE; - if (data != speed) { - ret = ksz_pwrite8(dev, p, regs[P_SPEED_STATUS], data); - if (ret) - return ret; - } + /* Fiber port does not support auto-negotiation. */ + if (dev->ports[port].fiber) + ctrl |= PORT_AUTO_NEG_DISABLE; + } - ret = ksz_pread8(dev, p, regs[P_FORCE_CTRL], &ctrl); - if (ret) - return ret; + if (val & BMCR_SPEED100) + ctrl |= PORT_FORCE_100_MBIT; - data = ctrl; - if (ksz_is_ksz88x3(dev)) { - if ((val & BMCR_ANENABLE)) - data |= PORT_AUTO_NEG_ENABLE; - else - data &= ~PORT_AUTO_NEG_ENABLE; - } else { - if (!(val & BMCR_ANENABLE)) - data |= PORT_AUTO_NEG_DISABLE; - else - data &= ~PORT_AUTO_NEG_DISABLE; - - /* Fiber port does not support auto-negotiation. */ - if (dev->ports[p].fiber) - data |= PORT_AUTO_NEG_DISABLE; - } + if (val & BMCR_FULLDPLX) + ctrl |= PORT_FORCE_FULL_DUPLEX; - if (val & BMCR_SPEED100) - data |= PORT_FORCE_100_MBIT; - else - data &= ~PORT_FORCE_100_MBIT; - if (val & BMCR_FULLDPLX) - data |= PORT_FORCE_FULL_DUPLEX; - else - data &= ~PORT_FORCE_FULL_DUPLEX; + ret = ksz_prmw8(dev, port, regs[P_FORCE_CTRL], PORT_FORCE_100_MBIT | + /* PORT_AUTO_NEG_ENABLE and PORT_AUTO_NEG_DISABLE are the same + * bits + */ + PORT_FORCE_FULL_DUPLEX | PORT_AUTO_NEG_ENABLE, ctrl); + if (ret) + return ret; - if (data != ctrl) { - ret = ksz_pwrite8(dev, p, regs[P_FORCE_CTRL], data); - if (ret) - return ret; - } + restart = 0; + restart_mask = PORT_LED_OFF | PORT_TX_DISABLE | PORT_AUTO_NEG_RESTART | + PORT_POWER_DOWN | PORT_AUTO_MDIX_DISABLE | PORT_FORCE_MDIX; + + if (val & KSZ886X_BMCR_DISABLE_LED) + restart |= PORT_LED_OFF; + + if (val & KSZ886X_BMCR_DISABLE_TRANSMIT) + restart |= PORT_TX_DISABLE; + + if (val & BMCR_ANRESTART) + restart |= PORT_AUTO_NEG_RESTART; + + if (val & BMCR_PDOWN) + restart |= PORT_POWER_DOWN; + + if (val & KSZ886X_BMCR_DISABLE_AUTO_MDIX) + restart |= PORT_AUTO_MDIX_DISABLE; + + if (val & KSZ886X_BMCR_FORCE_MDI) + restart |= PORT_FORCE_MDIX; - ret = ksz_pread8(dev, p, regs[P_NEG_RESTART_CTRL], &restart); + if (ksz_is_ksz88x3(dev)) { + restart_mask |= KSZ8873_PORT_PHY_LOOPBACK; + + if (val & BMCR_LOOPBACK) + restart |= KSZ8873_PORT_PHY_LOOPBACK; + } else { + ret = ksz879x_set_loopback(dev, port, val); if (ret) return ret; + } - data = restart; - if (val & KSZ886X_BMCR_DISABLE_LED) - data |= PORT_LED_OFF; - else - data &= ~PORT_LED_OFF; - if (val & KSZ886X_BMCR_DISABLE_TRANSMIT) - data |= PORT_TX_DISABLE; - else - data &= ~PORT_TX_DISABLE; - if (val & BMCR_ANRESTART) - data |= PORT_AUTO_NEG_RESTART; - else - data &= ~(PORT_AUTO_NEG_RESTART); - if (val & BMCR_PDOWN) - data |= PORT_POWER_DOWN; - else - data &= ~PORT_POWER_DOWN; - if (val & KSZ886X_BMCR_DISABLE_AUTO_MDIX) - data |= PORT_AUTO_MDIX_DISABLE; - else - data &= ~PORT_AUTO_MDIX_DISABLE; - if (val & KSZ886X_BMCR_FORCE_MDI) - data |= PORT_FORCE_MDIX; - else - data &= ~PORT_FORCE_MDIX; - if (val & BMCR_LOOPBACK) - data |= PORT_PHY_LOOPBACK; - else - data &= ~PORT_PHY_LOOPBACK; + return ksz_prmw8(dev, port, regs[P_NEG_RESTART_CTRL], restart_mask, + restart); +} - if (data != restart) { - ret = ksz_pwrite8(dev, p, regs[P_NEG_RESTART_CTRL], - data); - if (ret) - return ret; - } +int ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val) +{ + const u16 *regs; + u8 ctrl, data; + u16 p = phy; + int ret; + + regs = dev->info->regs; + + switch (reg) { + case MII_BMCR: + ret = ksz8_w_phy_bmcr(dev, p, val); + if (ret) + return ret; break; case MII_ADVERTISE: ret = ksz_pread8(dev, p, regs[P_LOCAL_CTRL], &ctrl); diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h index beca974e0171..7c9341ef73b0 100644 --- a/drivers/net/dsa/microchip/ksz8795_reg.h +++ b/drivers/net/dsa/microchip/ksz8795_reg.h @@ -265,6 +265,7 @@ #define PORT_AUTO_MDIX_DISABLE BIT(2) #define PORT_FORCE_MDIX BIT(1) #define PORT_MAC_LOOPBACK BIT(0) +#define KSZ8873_PORT_PHY_LOOPBACK BIT(0) #define REG_PORT_1_STATUS_2 0x1E #define REG_PORT_2_STATUS_2 0x2E diff --git a/drivers/net/dsa/microchip/ksz9477_i2c.c b/drivers/net/dsa/microchip/ksz9477_i2c.c index cac4a607e54a..82bebee4615c 100644 --- a/drivers/net/dsa/microchip/ksz9477_i2c.c +++ b/drivers/net/dsa/microchip/ksz9477_i2c.c @@ -104,6 +104,10 @@ static const struct of_device_id ksz9477_dt_ids[] = { .data = &ksz_switch_chips[KSZ8563] }, { + .compatible = "microchip,ksz8567", + .data = &ksz_switch_chips[KSZ8567] + }, + { .compatible = "microchip,ksz9567", .data = &ksz_switch_chips[KSZ9567] }, diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 245dfb7a7a31..2b510f150dd8 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -1476,6 +1476,39 @@ const struct ksz_chip_data ksz_switch_chips[] = { .gbit_capable = {true, true, true}, }, + [KSZ8567] = { + .chip_id = KSZ8567_CHIP_ID, + .dev_name = "KSZ8567", + .num_vlans = 4096, + .num_alus = 4096, + .num_statics = 16, + .cpu_ports = 0x7F, /* can be configured as cpu port */ + .port_cnt = 7, /* total port count */ + .port_nirqs = 3, + .num_tx_queues = 4, + .tc_cbs_supported = true, + .tc_ets_supported = true, + .ops = &ksz9477_dev_ops, + .mib_names = ksz9477_mib_names, + .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), + .reg_mib_cnt = MIB_COUNTER_NUM, + .regs = ksz9477_regs, + .masks = ksz9477_masks, + .shifts = ksz9477_shifts, + .xmii_ctrl0 = ksz9477_xmii_ctrl0, + .xmii_ctrl1 = ksz9477_xmii_ctrl1, + .supports_mii = {false, false, false, false, + false, true, true}, + .supports_rmii = {false, false, false, false, + false, true, true}, + .supports_rgmii = {false, false, false, false, + false, true, true}, + .internal_phy = {true, true, true, true, + true, false, false}, + .gbit_capable = {false, false, false, false, false, + true, true}, + }, + [KSZ9567] = { .chip_id = KSZ9567_CHIP_ID, .dev_name = "KSZ9567", @@ -1864,6 +1897,29 @@ static void ksz_get_strings(struct dsa_switch *ds, int port, } } +/** + * ksz_update_port_member - Adjust port forwarding rules based on STP state and + * isolation settings. + * @dev: A pointer to the struct ksz_device representing the device. + * @port: The port number to adjust. + * + * This function dynamically adjusts the port membership configuration for a + * specified port and other device ports, based on Spanning Tree Protocol (STP) + * states and port isolation settings. Each port, including the CPU port, has a + * membership register, represented as a bitfield, where each bit corresponds + * to a port number. A set bit indicates permission to forward frames to that + * port. This function iterates over all ports, updating the membership register + * to reflect current forwarding permissions: + * + * 1. Forwards frames only to ports that are part of the same bridge group and + * in the BR_STATE_FORWARDING state. + * 2. Takes into account the isolation status of ports; ports in the + * BR_STATE_FORWARDING state with BR_ISOLATED configuration will not forward + * frames to each other, even if they are in the same bridge group. + * 3. Ensures that the CPU port is included in the membership based on its + * upstream port configuration, allowing for management and control traffic + * to flow as required. + */ static void ksz_update_port_member(struct ksz_device *dev, int port) { struct ksz_port *p = &dev->ports[port]; @@ -1892,7 +1948,14 @@ static void ksz_update_port_member(struct ksz_device *dev, int port) if (other_p->stp_state != BR_STATE_FORWARDING) continue; - if (p->stp_state == BR_STATE_FORWARDING) { + /* At this point we know that "port" and "other" port [i] are in + * the same bridge group and that "other" port [i] is in + * forwarding stp state. If "port" is also in forwarding stp + * state, we can allow forwarding from port [port] to port [i]. + * Except if both ports are isolated. + */ + if (p->stp_state == BR_STATE_FORWARDING && + !(p->isolated && other_p->isolated)) { val |= BIT(port); port_member |= BIT(i); } @@ -1911,8 +1974,19 @@ static void ksz_update_port_member(struct ksz_device *dev, int port) third_p = &dev->ports[j]; if (third_p->stp_state != BR_STATE_FORWARDING) continue; + third_dp = dsa_to_port(ds, j); - if (dsa_port_bridge_same(other_dp, third_dp)) + + /* Now we updating relation of the "other" port [i] to + * the "third" port [j]. We already know that "other" + * port [i] is in forwarding stp state and that "third" + * port [j] is in forwarding stp state too. + * We need to check if "other" port [i] and "third" port + * [j] are in the same bridge group and not isolated + * before allowing forwarding from port [i] to port [j]. + */ + if (dsa_port_bridge_same(other_dp, third_dp) && + !(other_p->isolated && third_p->isolated)) val |= BIT(j); } @@ -2185,6 +2259,8 @@ static int ksz_pirq_setup(struct ksz_device *dev, u8 p) return ksz_irq_common_setup(dev, pirq); } +static int ksz_parse_drive_strength(struct ksz_device *dev); + static int ksz_setup(struct dsa_switch *ds) { struct ksz_device *dev = ds->priv; @@ -2206,6 +2282,10 @@ static int ksz_setup(struct dsa_switch *ds) return ret; } + ret = ksz_parse_drive_strength(dev); + if (ret) + return ret; + /* set broadcast storm protection 10% rate */ regmap_update_bits(ksz_regmap_16(dev), regs[S_BROADCAST_CTRL], BROADCAST_STORM_RATE, @@ -2649,6 +2729,7 @@ static void ksz_port_teardown(struct dsa_switch *ds, int port) switch (dev->chip_id) { case KSZ8563_CHIP_ID: + case KSZ8567_CHIP_ID: case KSZ9477_CHIP_ID: case KSZ9563_CHIP_ID: case KSZ9567_CHIP_ID: @@ -2664,7 +2745,7 @@ static int ksz_port_pre_bridge_flags(struct dsa_switch *ds, int port, struct switchdev_brport_flags flags, struct netlink_ext_ack *extack) { - if (flags.mask & ~BR_LEARNING) + if (flags.mask & ~(BR_LEARNING | BR_ISOLATED)) return -EINVAL; return 0; @@ -2677,8 +2758,12 @@ static int ksz_port_bridge_flags(struct dsa_switch *ds, int port, struct ksz_device *dev = ds->priv; struct ksz_port *p = &dev->ports[port]; - if (flags.mask & BR_LEARNING) { - p->learning = !!(flags.val & BR_LEARNING); + if (flags.mask & (BR_LEARNING | BR_ISOLATED)) { + if (flags.mask & BR_LEARNING) + p->learning = !!(flags.val & BR_LEARNING); + + if (flags.mask & BR_ISOLATED) + p->isolated = !!(flags.val & BR_ISOLATED); /* Make the change take effect immediately */ ksz_port_stp_state_set(ds, port, p->stp_state); @@ -2705,7 +2790,8 @@ static enum dsa_tag_protocol ksz_get_tag_protocol(struct dsa_switch *ds, dev->chip_id == KSZ9563_CHIP_ID) proto = DSA_TAG_PROTO_KSZ9893; - if (dev->chip_id == KSZ9477_CHIP_ID || + if (dev->chip_id == KSZ8567_CHIP_ID || + dev->chip_id == KSZ9477_CHIP_ID || dev->chip_id == KSZ9896_CHIP_ID || dev->chip_id == KSZ9897_CHIP_ID || dev->chip_id == KSZ9567_CHIP_ID) @@ -2813,6 +2899,7 @@ static int ksz_max_mtu(struct dsa_switch *ds, int port) case KSZ8830_CHIP_ID: return KSZ8863_HUGE_PACKET_SIZE - VLAN_ETH_HLEN - ETH_FCS_LEN; case KSZ8563_CHIP_ID: + case KSZ8567_CHIP_ID: case KSZ9477_CHIP_ID: case KSZ9563_CHIP_ID: case KSZ9567_CHIP_ID: @@ -2839,6 +2926,7 @@ static int ksz_validate_eee(struct dsa_switch *ds, int port) switch (dev->chip_id) { case KSZ8563_CHIP_ID: + case KSZ8567_CHIP_ID: case KSZ9477_CHIP_ID: case KSZ9563_CHIP_ID: case KSZ9567_CHIP_ID: @@ -2852,7 +2940,7 @@ static int ksz_validate_eee(struct dsa_switch *ds, int port) } static int ksz_get_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { int ret; @@ -2872,7 +2960,7 @@ static int ksz_get_mac_eee(struct dsa_switch *ds, int port, } static int ksz_set_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { struct ksz_device *dev = ds->priv; int ret; @@ -3183,6 +3271,7 @@ static int ksz_switch_detect(struct ksz_device *dev) case KSZ9896_CHIP_ID: case KSZ9897_CHIP_ID: case KSZ9567_CHIP_ID: + case KSZ8567_CHIP_ID: case LAN9370_CHIP_ID: case LAN9371_CHIP_ID: case LAN9372_CHIP_ID: @@ -3220,6 +3309,7 @@ static int ksz_cls_flower_add(struct dsa_switch *ds, int port, switch (dev->chip_id) { case KSZ8563_CHIP_ID: + case KSZ8567_CHIP_ID: case KSZ9477_CHIP_ID: case KSZ9563_CHIP_ID: case KSZ9567_CHIP_ID: @@ -3239,6 +3329,7 @@ static int ksz_cls_flower_del(struct dsa_switch *ds, int port, switch (dev->chip_id) { case KSZ8563_CHIP_ID: + case KSZ8567_CHIP_ID: case KSZ9477_CHIP_ID: case KSZ9563_CHIP_ID: case KSZ9567_CHIP_ID: @@ -4142,6 +4233,7 @@ static int ksz_parse_drive_strength(struct ksz_device *dev) case KSZ8794_CHIP_ID: case KSZ8765_CHIP_ID: case KSZ8563_CHIP_ID: + case KSZ8567_CHIP_ID: case KSZ9477_CHIP_ID: case KSZ9563_CHIP_ID: case KSZ9567_CHIP_ID: @@ -4242,10 +4334,6 @@ int ksz_switch_register(struct ksz_device *dev) for (port_num = 0; port_num < dev->info->port_cnt; ++port_num) dev->ports[port_num].interface = PHY_INTERFACE_MODE_NA; if (dev->dev->of_node) { - ret = ksz_parse_drive_strength(dev); - if (ret) - return ret; - ret = of_get_phy_mode(dev->dev->of_node, &interface); if (ret == 0) dev->compat_interface = interface; diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 15612101a155..40c11b0d6b62 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -110,6 +110,7 @@ struct ksz_switch_macaddr { struct ksz_port { bool remove_tag; /* Remove Tag flag set, for ksz8795 only */ bool learning; + bool isolated; int stp_state; struct phy_device phydev; @@ -187,6 +188,7 @@ struct ksz_device { /* List of supported models */ enum ksz_model { KSZ8563, + KSZ8567, KSZ8795, KSZ8794, KSZ8765, diff --git a/drivers/net/dsa/microchip/ksz_spi.c b/drivers/net/dsa/microchip/ksz_spi.c index 6f6d878e742c..c8166fb440ab 100644 --- a/drivers/net/dsa/microchip/ksz_spi.c +++ b/drivers/net/dsa/microchip/ksz_spi.c @@ -165,6 +165,10 @@ static const struct of_device_id ksz_dt_ids[] = { .data = &ksz_switch_chips[KSZ8563] }, { + .compatible = "microchip,ksz8567", + .data = &ksz_switch_chips[KSZ8567] + }, + { .compatible = "microchip,ksz9567", .data = &ksz_switch_chips[KSZ9567] }, @@ -204,6 +208,7 @@ static const struct spi_device_id ksz_spi_ids[] = { { "ksz9893" }, { "ksz9563" }, { "ksz8563" }, + { "ksz8567" }, { "ksz9567" }, { "lan9370" }, { "lan9371" }, diff --git a/drivers/net/dsa/mt7530-mdio.c b/drivers/net/dsa/mt7530-mdio.c index 088533663b83..fa3ee85a99c1 100644 --- a/drivers/net/dsa/mt7530-mdio.c +++ b/drivers/net/dsa/mt7530-mdio.c @@ -81,17 +81,14 @@ static const struct regmap_bus mt7530_regmap_bus = { }; static int -mt7531_create_sgmii(struct mt7530_priv *priv, bool dual_sgmii) +mt7531_create_sgmii(struct mt7530_priv *priv) { struct regmap_config *mt7531_pcs_config[2] = {}; struct phylink_pcs *pcs; struct regmap *regmap; int i, ret = 0; - /* MT7531AE has two SGMII units for port 5 and port 6 - * MT7531BE has only one SGMII unit for port 6 - */ - for (i = dual_sgmii ? 0 : 1; i < 2; i++) { + for (i = priv->p5_sgmii ? 0 : 1; i < 2; i++) { mt7531_pcs_config[i] = devm_kzalloc(priv->dev, sizeof(struct regmap_config), GFP_KERNEL); diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 3c1f657593a8..678b51f9cea6 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -414,92 +414,57 @@ mt753x_preferred_default_local_cpu_port(struct dsa_switch *ds) } /* Setup port 6 interface mode and TRGMII TX circuit */ -static int -mt7530_pad_clk_setup(struct dsa_switch *ds, phy_interface_t interface) +static void +mt7530_setup_port6(struct dsa_switch *ds, phy_interface_t interface) { struct mt7530_priv *priv = ds->priv; - u32 ncpo1, ssc_delta, trgint, xtal; - - xtal = mt7530_read(priv, MT7530_MHWTRAP) & HWTRAP_XTAL_MASK; + u32 ncpo1, ssc_delta, xtal; - if (xtal == HWTRAP_XTAL_20MHZ) { - dev_err(priv->dev, - "%s: MT7530 with a 20MHz XTAL is not supported!\n", - __func__); - return -EINVAL; - } + /* Disable the MT7530 TRGMII clocks */ + core_clear(priv, CORE_TRGMII_GSW_CLK_CG, REG_TRGMIICK_EN); - switch (interface) { - case PHY_INTERFACE_MODE_RGMII: - trgint = 0; - break; - case PHY_INTERFACE_MODE_TRGMII: - trgint = 1; - if (xtal == HWTRAP_XTAL_25MHZ) - ssc_delta = 0x57; - else - ssc_delta = 0x87; - if (priv->id == ID_MT7621) { - /* PLL frequency: 125MHz: 1.0GBit */ - if (xtal == HWTRAP_XTAL_40MHZ) - ncpo1 = 0x0640; - if (xtal == HWTRAP_XTAL_25MHZ) - ncpo1 = 0x0a00; - } else { /* PLL frequency: 250MHz: 2.0Gbit */ - if (xtal == HWTRAP_XTAL_40MHZ) - ncpo1 = 0x0c80; - if (xtal == HWTRAP_XTAL_25MHZ) - ncpo1 = 0x1400; - } - break; - default: - dev_err(priv->dev, "xMII interface %d not supported\n", - interface); - return -EINVAL; + if (interface == PHY_INTERFACE_MODE_RGMII) { + mt7530_rmw(priv, MT7530_P6ECR, P6_INTF_MODE_MASK, + P6_INTF_MODE(0)); + return; } - mt7530_rmw(priv, MT7530_P6ECR, P6_INTF_MODE_MASK, - P6_INTF_MODE(trgint)); + mt7530_rmw(priv, MT7530_P6ECR, P6_INTF_MODE_MASK, P6_INTF_MODE(1)); - if (trgint) { - /* Disable the MT7530 TRGMII clocks */ - core_clear(priv, CORE_TRGMII_GSW_CLK_CG, REG_TRGMIICK_EN); + xtal = mt7530_read(priv, MT7530_MHWTRAP) & HWTRAP_XTAL_MASK; - /* Setup the MT7530 TRGMII Tx Clock */ - core_write(priv, CORE_PLL_GROUP5, RG_LCDDS_PCW_NCPO1(ncpo1)); - core_write(priv, CORE_PLL_GROUP6, RG_LCDDS_PCW_NCPO0(0)); - core_write(priv, CORE_PLL_GROUP10, RG_LCDDS_SSC_DELTA(ssc_delta)); - core_write(priv, CORE_PLL_GROUP11, RG_LCDDS_SSC_DELTA1(ssc_delta)); - core_write(priv, CORE_PLL_GROUP4, - RG_SYSPLL_DDSFBK_EN | RG_SYSPLL_BIAS_EN | - RG_SYSPLL_BIAS_LPF_EN); - core_write(priv, CORE_PLL_GROUP2, - RG_SYSPLL_EN_NORMAL | RG_SYSPLL_VODEN | - RG_SYSPLL_POSDIV(1)); - core_write(priv, CORE_PLL_GROUP7, - RG_LCDDS_PCW_NCPO_CHG | RG_LCCDS_C(3) | - RG_LCDDS_PWDB | RG_LCDDS_ISO_EN); + if (xtal == HWTRAP_XTAL_25MHZ) + ssc_delta = 0x57; + else + ssc_delta = 0x87; - /* Enable the MT7530 TRGMII clocks */ - core_set(priv, CORE_TRGMII_GSW_CLK_CG, REG_TRGMIICK_EN); + if (priv->id == ID_MT7621) { + /* PLL frequency: 125MHz: 1.0GBit */ + if (xtal == HWTRAP_XTAL_40MHZ) + ncpo1 = 0x0640; + if (xtal == HWTRAP_XTAL_25MHZ) + ncpo1 = 0x0a00; + } else { /* PLL frequency: 250MHz: 2.0Gbit */ + if (xtal == HWTRAP_XTAL_40MHZ) + ncpo1 = 0x0c80; + if (xtal == HWTRAP_XTAL_25MHZ) + ncpo1 = 0x1400; } - return 0; -} + /* Setup the MT7530 TRGMII Tx Clock */ + core_write(priv, CORE_PLL_GROUP5, RG_LCDDS_PCW_NCPO1(ncpo1)); + core_write(priv, CORE_PLL_GROUP6, RG_LCDDS_PCW_NCPO0(0)); + core_write(priv, CORE_PLL_GROUP10, RG_LCDDS_SSC_DELTA(ssc_delta)); + core_write(priv, CORE_PLL_GROUP11, RG_LCDDS_SSC_DELTA1(ssc_delta)); + core_write(priv, CORE_PLL_GROUP4, RG_SYSPLL_DDSFBK_EN | + RG_SYSPLL_BIAS_EN | RG_SYSPLL_BIAS_LPF_EN); + core_write(priv, CORE_PLL_GROUP2, RG_SYSPLL_EN_NORMAL | + RG_SYSPLL_VODEN | RG_SYSPLL_POSDIV(1)); + core_write(priv, CORE_PLL_GROUP7, RG_LCDDS_PCW_NCPO_CHG | + RG_LCCDS_C(3) | RG_LCDDS_PWDB | RG_LCDDS_ISO_EN); -static bool mt7531_dual_sgmii_supported(struct mt7530_priv *priv) -{ - u32 val; - - val = mt7530_read(priv, MT7531_TOP_SIG_SR); - - return (val & PAD_DUAL_SGMII_EN) != 0; -} - -static int -mt7531_pad_setup(struct dsa_switch *ds, phy_interface_t interface) -{ - return 0; + /* Enable the MT7530 TRGMII clocks */ + core_set(priv, CORE_TRGMII_GSW_CLK_CG, REG_TRGMIICK_EN); } static void @@ -510,9 +475,6 @@ mt7531_pll_setup(struct mt7530_priv *priv) u32 xtal; u32 val; - if (mt7531_dual_sgmii_supported(priv)) - return; - val = mt7530_read(priv, MT7531_CREV); top_sig = mt7530_read(priv, MT7531_TOP_SIG_SR); hwstrap = mt7530_read(priv, MT7531_HWTRAP); @@ -920,8 +882,6 @@ static const char *p5_intf_modes(unsigned int p5_interface) return "PHY P4"; case P5_INTF_SEL_GMAC5: return "GMAC5"; - case P5_INTF_SEL_GMAC5_SGMII: - return "GMAC5_SGMII"; default: return "unknown"; } @@ -956,13 +916,8 @@ static void mt7530_setup_port5(struct dsa_switch *ds, phy_interface_t interface) /* MT7530_P5_MODE_GMAC: P5 -> External phy or 2nd GMAC */ val &= ~MHWTRAP_P5_DIS; break; - case P5_DISABLED: - interface = PHY_INTERFACE_MODE_NA; - break; default: - dev_err(ds->dev, "Unsupported p5_intf_sel %d\n", - priv->p5_intf_sel); - goto unlock_exit; + break; } /* Setup RGMII settings */ @@ -992,9 +947,6 @@ static void mt7530_setup_port5(struct dsa_switch *ds, phy_interface_t interface) dev_dbg(ds->dev, "Setup P5, HWTRAP=0x%x, intf_sel=%s, phy-mode=%s\n", val, p5_intf_modes(priv->p5_intf_sel), phy_modes(interface)); - priv->p5_interface = interface; - -unlock_exit: mutex_unlock(&priv->reg_mutex); } @@ -1014,18 +966,10 @@ mt753x_trap_frames(struct mt7530_priv *priv) MT753X_R0E_PORT_FW(MT753X_BPDU_CPU_ONLY)); } -static int +static void mt753x_cpu_port_enable(struct dsa_switch *ds, int port) { struct mt7530_priv *priv = ds->priv; - int ret; - - /* Setup max capability of CPU port at first */ - if (priv->info->cpu_port_config) { - ret = priv->info->cpu_port_config(ds, port); - if (ret) - return ret; - } /* Enable Mediatek header mode on the cpu port */ mt7530_write(priv, MT7530_PVC_P(port), @@ -1035,10 +979,6 @@ mt753x_cpu_port_enable(struct dsa_switch *ds, int port) mt7530_set(priv, MT7530_MFC, BC_FFP(BIT(port)) | UNM_FFP(BIT(port)) | UNU_FFP(BIT(port))); - /* Set CPU port number */ - if (priv->id == ID_MT7530 || priv->id == ID_MT7621) - mt7530_rmw(priv, MT7530_MFC, CPU_MASK, CPU_EN | CPU_PORT(port)); - /* Add the CPU port to the CPU port bitmap for MT7531 and the switch on * the MT7988 SoC. Trapped frames will be forwarded to the CPU port that * is affine to the inbound user port. @@ -1055,8 +995,6 @@ mt753x_cpu_port_enable(struct dsa_switch *ds, int port) /* Set to fallback mode for independent VLAN learning */ mt7530_rmw(priv, MT7530_PCR_P(port), PCR_PORT_VLAN_MASK, MT7530_PORT_FALLBACK_MODE); - - return 0; } static int @@ -1080,7 +1018,6 @@ mt7530_port_enable(struct dsa_switch *ds, int port, priv->ports[port].enable = true; mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK, priv->ports[port].pm); - mt7530_clear(priv, MT7530_PMCR_P(port), PMCR_LINK_SETTINGS_MASK); mutex_unlock(&priv->reg_mutex); @@ -1100,7 +1037,6 @@ mt7530_port_disable(struct dsa_switch *ds, int port) priv->ports[port].enable = false; mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK, PCR_MATRIX_CLR); - mt7530_clear(priv, MT7530_PMCR_P(port), PMCR_LINK_SETTINGS_MASK); mutex_unlock(&priv->reg_mutex); } @@ -2107,7 +2043,7 @@ mt7530_setup_irq(struct mt7530_priv *priv) } /* This register must be set for MT7530 to properly fire interrupts */ - if (priv->id != ID_MT7531) + if (priv->id == ID_MT7530 || priv->id == ID_MT7621) mt7530_set(priv, MT7530_TOP_SIG_CTRL, TOP_SIG_CTRL_NORMAL); ret = request_threaded_irq(priv->irq, NULL, mt7530_irq_thread_fn, @@ -2146,24 +2082,40 @@ mt7530_free_irq_common(struct mt7530_priv *priv) static void mt7530_free_irq(struct mt7530_priv *priv) { - mt7530_free_mdio_irq(priv); + struct device_node *mnp, *np = priv->dev->of_node; + + mnp = of_get_child_by_name(np, "mdio"); + if (!mnp) + mt7530_free_mdio_irq(priv); + of_node_put(mnp); + mt7530_free_irq_common(priv); } static int mt7530_setup_mdio(struct mt7530_priv *priv) { + struct device_node *mnp, *np = priv->dev->of_node; struct dsa_switch *ds = priv->ds; struct device *dev = priv->dev; struct mii_bus *bus; static int idx; - int ret; + int ret = 0; + + mnp = of_get_child_by_name(np, "mdio"); + + if (mnp && !of_device_is_available(mnp)) + goto out; bus = devm_mdiobus_alloc(dev); - if (!bus) - return -ENOMEM; + if (!bus) { + ret = -ENOMEM; + goto out; + } + + if (!mnp) + ds->user_mii_bus = bus; - ds->user_mii_bus = bus; bus->priv = priv; bus->name = KBUILD_MODNAME "-mii"; snprintf(bus->id, MII_BUS_ID_SIZE, KBUILD_MODNAME "-%d", idx++); @@ -2174,16 +2126,18 @@ mt7530_setup_mdio(struct mt7530_priv *priv) bus->parent = dev; bus->phy_mask = ~ds->phys_mii_mask; - if (priv->irq) + if (priv->irq && !mnp) mt7530_setup_mdio_irq(priv); - ret = devm_mdiobus_register(dev, bus); + ret = devm_of_mdiobus_register(dev, bus, mnp); if (ret) { dev_err(dev, "failed to register MDIO bus: %d\n", ret); - if (priv->irq) + if (priv->irq && !mnp) mt7530_free_mdio_irq(priv); } +out: + of_node_put(mnp); return ret; } @@ -2238,6 +2192,12 @@ mt7530_setup(struct dsa_switch *ds) } } + /* Disable LEDs before reset to prevent the MT7530 sampling a + * potentially incorrect HT_XTAL_FSEL value. + */ + mt7530_write(priv, MT7530_LED_EN, 0); + usleep_range(1000, 1100); + /* Reset whole chip through gpio pin or memory-mapped registers for * different type of hardware */ @@ -2267,6 +2227,12 @@ mt7530_setup(struct dsa_switch *ds) return -ENODEV; } + if ((val & HWTRAP_XTAL_MASK) == HWTRAP_XTAL_20MHZ) { + dev_err(priv->dev, + "MT7530 with a 20MHz XTAL is not supported!\n"); + return -EINVAL; + } + /* Reset the switch through internal reset */ mt7530_write(priv, MT7530_SYS_CTRL, SYS_CTRL_PHY_RST | SYS_CTRL_SW_RST | @@ -2289,14 +2255,18 @@ mt7530_setup(struct dsa_switch *ds) val |= MHWTRAP_MANUAL; mt7530_write(priv, MT7530_MHWTRAP, val); - priv->p6_interface = PHY_INTERFACE_MODE_NA; - mt753x_trap_frames(priv); /* Enable and reset MIB counters */ mt7530_mib_reset(ds); for (i = 0; i < MT7530_NUM_PORTS; i++) { + /* Clear link settings and enable force mode to force link down + * on all ports until they're enabled later. + */ + mt7530_rmw(priv, MT7530_PMCR_P(i), PMCR_LINK_SETTINGS_MASK | + PMCR_FORCE_MODE, PMCR_FORCE_MODE); + /* Disable forwarding by default on all ports */ mt7530_rmw(priv, MT7530_PCR_P(i), PCR_MATRIX_MASK, PCR_MATRIX_CLR); @@ -2305,9 +2275,7 @@ mt7530_setup(struct dsa_switch *ds) mt7530_set(priv, MT7530_PSC_P(i), SA_DIS); if (dsa_is_cpu_port(ds, i)) { - ret = mt753x_cpu_port_enable(ds, i); - if (ret) - return ret; + mt753x_cpu_port_enable(ds, i); } else { mt7530_port_disable(ds, i); @@ -2326,16 +2294,13 @@ mt7530_setup(struct dsa_switch *ds) return ret; /* Setup port 5 */ - priv->p5_intf_sel = P5_DISABLED; - interface = PHY_INTERFACE_MODE_NA; - if (!dsa_is_unused_port(ds, 5)) { priv->p5_intf_sel = P5_INTF_SEL_GMAC5; - ret = of_get_phy_mode(dsa_to_port(ds, 5)->dn, &interface); - if (ret && ret != -ENODEV) - return ret; } else { - /* Scan the ethernet nodes. look for GMAC1, lookup used phy */ + /* Scan the ethernet nodes. Look for GMAC1, lookup the used PHY. + * Set priv->p5_intf_sel to the appropriate value if PHY muxing + * is detected. + */ for_each_child_of_node(dn, mac_np) { if (!of_device_is_compatible(mac_np, "mediatek,eth-mac")) @@ -2366,6 +2331,10 @@ mt7530_setup(struct dsa_switch *ds) of_node_put(phy_node); break; } + + if (priv->p5_intf_sel == P5_INTF_SEL_PHY_P0 || + priv->p5_intf_sel == P5_INTF_SEL_PHY_P4) + mt7530_setup_port5(ds, interface); } #ifdef CONFIG_GPIOLIB @@ -2376,8 +2345,6 @@ mt7530_setup(struct dsa_switch *ds) } #endif /* CONFIG_GPIOLIB */ - mt7530_setup_port5(ds, interface); - /* Flush the FDB table */ ret = mt7530_fdb_cmd(priv, MT7530_FDB_FLUSH, NULL); if (ret < 0) @@ -2402,6 +2369,12 @@ mt7531_setup_common(struct dsa_switch *ds) UNU_FFP_MASK); for (i = 0; i < MT7530_NUM_PORTS; i++) { + /* Clear link settings and enable force mode to force link down + * on all ports until they're enabled later. + */ + mt7530_rmw(priv, MT7530_PMCR_P(i), PMCR_LINK_SETTINGS_MASK | + MT7531_FORCE_MODE, MT7531_FORCE_MODE); + /* Disable forwarding by default on all ports */ mt7530_rmw(priv, MT7530_PCR_P(i), PCR_MATRIX_MASK, PCR_MATRIX_CLR); @@ -2412,9 +2385,7 @@ mt7531_setup_common(struct dsa_switch *ds) mt7530_set(priv, MT7531_DBG_CNT(i), MT7531_DIS_CLR); if (dsa_is_cpu_port(ds, i)) { - ret = mt753x_cpu_port_enable(ds, i); - if (ret) - return ret; + mt753x_cpu_port_enable(ds, i); } else { mt7530_port_disable(ds, i); @@ -2474,38 +2445,35 @@ mt7531_setup(struct dsa_switch *ds) return -ENODEV; } - /* all MACs must be forced link-down before sw reset */ + /* MT7531AE has got two SGMII units. One for port 5, one for port 6. + * MT7531BE has got only one SGMII unit which is for port 6. + */ + val = mt7530_read(priv, MT7531_TOP_SIG_SR); + priv->p5_sgmii = !!(val & PAD_DUAL_SGMII_EN); + + /* Force link down on all ports before internal reset */ for (i = 0; i < MT7530_NUM_PORTS; i++) mt7530_write(priv, MT7530_PMCR_P(i), MT7531_FORCE_LNK); /* Reset the switch through internal reset */ - mt7530_write(priv, MT7530_SYS_CTRL, - SYS_CTRL_PHY_RST | SYS_CTRL_SW_RST | - SYS_CTRL_REG_RST); - - mt7531_pll_setup(priv); - - if (mt7531_dual_sgmii_supported(priv)) { - priv->p5_intf_sel = P5_INTF_SEL_GMAC5_SGMII; + mt7530_write(priv, MT7530_SYS_CTRL, SYS_CTRL_SW_RST | SYS_CTRL_REG_RST); + if (!priv->p5_sgmii) { + mt7531_pll_setup(priv); + } else { /* Let ds->user_mii_bus be able to access external phy. */ mt7530_rmw(priv, MT7531_GPIO_MODE1, MT7531_GPIO11_RG_RXD2_MASK, MT7531_EXT_P_MDC_11); mt7530_rmw(priv, MT7531_GPIO_MODE1, MT7531_GPIO12_RG_RXD3_MASK, MT7531_EXT_P_MDIO_12); - } else { - priv->p5_intf_sel = P5_INTF_SEL_GMAC5; } - dev_dbg(ds->dev, "P5 support %s interface\n", - p5_intf_modes(priv->p5_intf_sel)); + + if (!dsa_is_unused_port(ds, 5)) + priv->p5_intf_sel = P5_INTF_SEL_GMAC5; mt7530_rmw(priv, MT7531_GPIO_MODE0, MT7531_GPIO0_MASK, MT7531_GPIO0_INTERRUPT); - /* Let phylink decide the interface later. */ - priv->p5_interface = PHY_INTERFACE_MODE_NA; - priv->p6_interface = PHY_INTERFACE_MODE_NA; - /* Enable PHY core PLL, since phy_device has not yet been created * provided for phy_[read,write]_mmd_indirect is called, we provide * our own mt7531_ind_mmd_phy_[read,write] to complete this @@ -2535,12 +2503,14 @@ static void mt7530_mac_port_get_caps(struct dsa_switch *ds, int port, struct phylink_config *config) { switch (port) { - case 0 ... 4: /* Internal phy */ + /* Ports which are connected to switch PHYs. There is no MII pinout. */ + case 0 ... 4: __set_bit(PHY_INTERFACE_MODE_GMII, config->supported_interfaces); break; - case 5: /* 2nd cpu port with phy of port 0 or 4 / external phy */ + /* Port 5 supports rgmii with delays, mii, and gmii. */ + case 5: phy_interface_set_rgmii(config->supported_interfaces); __set_bit(PHY_INTERFACE_MODE_MII, config->supported_interfaces); @@ -2548,7 +2518,8 @@ static void mt7530_mac_port_get_caps(struct dsa_switch *ds, int port, config->supported_interfaces); break; - case 6: /* 1st cpu port */ + /* Port 6 supports rgmii and trgmii. */ + case 6: __set_bit(PHY_INTERFACE_MODE_RGMII, config->supported_interfaces); __set_bit(PHY_INTERFACE_MODE_TRGMII, @@ -2557,30 +2528,30 @@ static void mt7530_mac_port_get_caps(struct dsa_switch *ds, int port, } } -static bool mt7531_is_rgmii_port(struct mt7530_priv *priv, u32 port) -{ - return (port == 5) && (priv->p5_intf_sel != P5_INTF_SEL_GMAC5_SGMII); -} - static void mt7531_mac_port_get_caps(struct dsa_switch *ds, int port, struct phylink_config *config) { struct mt7530_priv *priv = ds->priv; switch (port) { - case 0 ... 4: /* Internal phy */ + /* Ports which are connected to switch PHYs. There is no MII pinout. */ + case 0 ... 4: __set_bit(PHY_INTERFACE_MODE_GMII, config->supported_interfaces); break; - case 5: /* 2nd cpu port supports either rgmii or sgmii/8023z */ - if (mt7531_is_rgmii_port(priv, port)) { + /* Port 5 supports rgmii with delays on MT7531BE, sgmii/802.3z on + * MT7531AE. + */ + case 5: + if (!priv->p5_sgmii) { phy_interface_set_rgmii(config->supported_interfaces); break; } fallthrough; - case 6: /* 1st cpu port supports sgmii/8023z only */ + /* Port 6 supports sgmii/802.3z. */ + case 6: __set_bit(PHY_INTERFACE_MODE_SGMII, config->supported_interfaces); __set_bit(PHY_INTERFACE_MODE_1000BASEX, @@ -2596,14 +2567,14 @@ static void mt7531_mac_port_get_caps(struct dsa_switch *ds, int port, static void mt7988_mac_port_get_caps(struct dsa_switch *ds, int port, struct phylink_config *config) { - phy_interface_zero(config->supported_interfaces); - switch (port) { - case 0 ... 4: /* Internal phy */ + /* Ports which are connected to switch PHYs. There is no MII pinout. */ + case 0 ... 3: __set_bit(PHY_INTERFACE_MODE_INTERNAL, config->supported_interfaces); break; + /* Port 6 is connected to SoC's XGMII MAC. There is no MII pinout. */ case 6: __set_bit(PHY_INTERFACE_MODE_INTERNAL, config->supported_interfaces); @@ -2612,41 +2583,24 @@ static void mt7988_mac_port_get_caps(struct dsa_switch *ds, int port, } } -static int -mt753x_pad_setup(struct dsa_switch *ds, const struct phylink_link_state *state) -{ - struct mt7530_priv *priv = ds->priv; - - return priv->info->pad_setup(ds, state->interface); -} - -static int +static void mt7530_mac_config(struct dsa_switch *ds, int port, unsigned int mode, phy_interface_t interface) { struct mt7530_priv *priv = ds->priv; - /* Only need to setup port5. */ - if (port != 5) - return 0; - - mt7530_setup_port5(priv->ds, interface); - - return 0; + if (port == 5) + mt7530_setup_port5(priv->ds, interface); + else if (port == 6) + mt7530_setup_port6(priv->ds, interface); } -static int mt7531_rgmii_setup(struct mt7530_priv *priv, u32 port, - phy_interface_t interface, - struct phy_device *phydev) +static void mt7531_rgmii_setup(struct mt7530_priv *priv, u32 port, + phy_interface_t interface, + struct phy_device *phydev) { u32 val; - if (!mt7531_is_rgmii_port(priv, port)) { - dev_err(priv->dev, "RGMII mode is not available for port %d\n", - port); - return -EINVAL; - } - val = mt7530_read(priv, MT7531_CLKGEN_CTRL); val |= GP_CLK_EN; val &= ~GP_MODE_MASK; @@ -2674,31 +2628,14 @@ static int mt7531_rgmii_setup(struct mt7530_priv *priv, u32 port, case PHY_INTERFACE_MODE_RGMII_ID: break; default: - return -EINVAL; + break; } } - mt7530_write(priv, MT7531_CLKGEN_CTRL, val); - - return 0; -} - -static bool mt753x_is_mac_port(u32 port) -{ - return (port == 5 || port == 6); -} - -static int -mt7988_mac_config(struct dsa_switch *ds, int port, unsigned int mode, - phy_interface_t interface) -{ - if (dsa_is_cpu_port(ds, port) && - interface == PHY_INTERFACE_MODE_INTERNAL) - return 0; - return -EINVAL; + mt7530_write(priv, MT7531_CLKGEN_CTRL, val); } -static int +static void mt7531_mac_config(struct dsa_switch *ds, int port, unsigned int mode, phy_interface_t interface) { @@ -2706,39 +2643,11 @@ mt7531_mac_config(struct dsa_switch *ds, int port, unsigned int mode, struct phy_device *phydev; struct dsa_port *dp; - if (!mt753x_is_mac_port(port)) { - dev_err(priv->dev, "port %d is not a MAC port\n", port); - return -EINVAL; - } - - switch (interface) { - case PHY_INTERFACE_MODE_RGMII: - case PHY_INTERFACE_MODE_RGMII_ID: - case PHY_INTERFACE_MODE_RGMII_RXID: - case PHY_INTERFACE_MODE_RGMII_TXID: + if (phy_interface_mode_is_rgmii(interface)) { dp = dsa_to_port(ds, port); phydev = dp->user->phydev; - return mt7531_rgmii_setup(priv, port, interface, phydev); - case PHY_INTERFACE_MODE_SGMII: - case PHY_INTERFACE_MODE_NA: - case PHY_INTERFACE_MODE_1000BASEX: - case PHY_INTERFACE_MODE_2500BASEX: - /* handled in SGMII PCS driver */ - return 0; - default: - return -EINVAL; + mt7531_rgmii_setup(priv, port, interface, phydev); } - - return -EINVAL; -} - -static int -mt753x_mac_config(struct dsa_switch *ds, int port, unsigned int mode, - const struct phylink_link_state *state) -{ - struct mt7530_priv *priv = ds->priv; - - return priv->info->mac_port_config(ds, port, mode, state->interface); } static struct phylink_pcs * @@ -2764,54 +2673,13 @@ mt753x_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state) { struct mt7530_priv *priv = ds->priv; - u32 mcr_cur, mcr_new; - - switch (port) { - case 0 ... 4: /* Internal phy */ - if (state->interface != PHY_INTERFACE_MODE_GMII && - state->interface != PHY_INTERFACE_MODE_INTERNAL) - goto unsupported; - break; - case 5: /* 2nd cpu port with phy of port 0 or 4 / external phy */ - if (priv->p5_interface == state->interface) - break; - - if (mt753x_mac_config(ds, port, mode, state) < 0) - goto unsupported; - - if (priv->p5_intf_sel != P5_DISABLED) - priv->p5_interface = state->interface; - break; - case 6: /* 1st cpu port */ - if (priv->p6_interface == state->interface) - break; - - mt753x_pad_setup(ds, state); - if (mt753x_mac_config(ds, port, mode, state) < 0) - goto unsupported; - - priv->p6_interface = state->interface; - break; - default: -unsupported: - dev_err(ds->dev, "%s: unsupported %s port: %i\n", - __func__, phy_modes(state->interface), port); - return; - } - - mcr_cur = mt7530_read(priv, MT7530_PMCR_P(port)); - mcr_new = mcr_cur; - mcr_new &= ~PMCR_LINK_SETTINGS_MASK; - mcr_new |= PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | PMCR_BACKOFF_EN | - PMCR_BACKPR_EN | PMCR_FORCE_MODE_ID(priv->id); + if ((port == 5 || port == 6) && priv->info->mac_port_config) + priv->info->mac_port_config(ds, port, mode, state->interface); /* Are we connected to external phy */ if (port == 5 && dsa_is_user_port(ds, 5)) - mcr_new |= PMCR_EXT_PHY; - - if (mcr_new != mcr_cur) - mt7530_write(priv, MT7530_PMCR_P(port), mcr_new); + mt7530_set(priv, MT7530_PMCR_P(port), PMCR_EXT_PHY); } static void mt753x_phylink_mac_link_down(struct dsa_switch *ds, int port, @@ -2835,17 +2703,10 @@ static void mt753x_phylink_mac_link_up(struct dsa_switch *ds, int port, mcr = PMCR_RX_EN | PMCR_TX_EN | PMCR_FORCE_LNK; - /* MT753x MAC works in 1G full duplex mode for all up-clocked - * variants. - */ - if (interface == PHY_INTERFACE_MODE_TRGMII || - (phy_interface_mode_is_8023z(interface))) { - speed = SPEED_1000; - duplex = DUPLEX_FULL; - } - switch (speed) { case SPEED_1000: + case SPEED_2500: + case SPEED_10000: mcr |= PMCR_FORCE_SPEED_1000; break; case SPEED_100: @@ -2863,6 +2724,7 @@ static void mt753x_phylink_mac_link_up(struct dsa_switch *ds, int port, if (mode == MLO_AN_PHY && phydev && phy_init_eee(phydev, false) >= 0) { switch (speed) { case SPEED_1000: + case SPEED_2500: mcr |= PMCR_FORCE_EEE1G; break; case SPEED_100: @@ -2874,63 +2736,6 @@ static void mt753x_phylink_mac_link_up(struct dsa_switch *ds, int port, mt7530_set(priv, MT7530_PMCR_P(port), mcr); } -static int -mt7531_cpu_port_config(struct dsa_switch *ds, int port) -{ - struct mt7530_priv *priv = ds->priv; - phy_interface_t interface; - int speed; - int ret; - - switch (port) { - case 5: - if (mt7531_is_rgmii_port(priv, port)) - interface = PHY_INTERFACE_MODE_RGMII; - else - interface = PHY_INTERFACE_MODE_2500BASEX; - - priv->p5_interface = interface; - break; - case 6: - interface = PHY_INTERFACE_MODE_2500BASEX; - - priv->p6_interface = interface; - break; - default: - return -EINVAL; - } - - if (interface == PHY_INTERFACE_MODE_2500BASEX) - speed = SPEED_2500; - else - speed = SPEED_1000; - - ret = mt7531_mac_config(ds, port, MLO_AN_FIXED, interface); - if (ret) - return ret; - mt7530_write(priv, MT7530_PMCR_P(port), - PMCR_CPU_PORT_SETTING(priv->id)); - mt753x_phylink_mac_link_up(ds, port, MLO_AN_FIXED, interface, NULL, - speed, DUPLEX_FULL, true, true); - - return 0; -} - -static int -mt7988_cpu_port_config(struct dsa_switch *ds, int port) -{ - struct mt7530_priv *priv = ds->priv; - - mt7530_write(priv, MT7530_PMCR_P(port), - PMCR_CPU_PORT_SETTING(priv->id)); - - mt753x_phylink_mac_link_up(ds, port, MLO_AN_FIXED, - PHY_INTERFACE_MODE_INTERNAL, NULL, - SPEED_10000, DUPLEX_FULL, true, true); - - return 0; -} - static void mt753x_phylink_get_caps(struct dsa_switch *ds, int port, struct phylink_config *config) { @@ -3013,17 +2818,9 @@ static int mt753x_setup(struct dsa_switch *ds) { struct mt7530_priv *priv = ds->priv; - int i, ret; - - /* Initialise the PCS devices */ - for (i = 0; i < priv->ds->num_ports; i++) { - priv->pcs[i].pcs.ops = priv->info->pcs_ops; - priv->pcs[i].pcs.neg_mode = true; - priv->pcs[i].priv = priv; - priv->pcs[i].port = i; - } + int ret = priv->info->sw_setup(ds); + int i; - ret = priv->info->sw_setup(ds); if (ret) return ret; @@ -3035,8 +2832,16 @@ mt753x_setup(struct dsa_switch *ds) if (ret && priv->irq) mt7530_free_irq_common(priv); + /* Initialise the PCS devices */ + for (i = 0; i < priv->ds->num_ports; i++) { + priv->pcs[i].pcs.ops = priv->info->pcs_ops; + priv->pcs[i].pcs.neg_mode = true; + priv->pcs[i].priv = priv; + priv->pcs[i].port = i; + } + if (priv->create_sgmii) { - ret = priv->create_sgmii(priv, mt7531_dual_sgmii_supported(priv)); + ret = priv->create_sgmii(priv); if (ret && priv->irq) mt7530_free_irq(priv); } @@ -3045,7 +2850,7 @@ mt753x_setup(struct dsa_switch *ds) } static int mt753x_get_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { struct mt7530_priv *priv = ds->priv; u32 eeecr = mt7530_read(priv, MT7530_PMEEECR_P(port)); @@ -3057,7 +2862,7 @@ static int mt753x_get_mac_eee(struct dsa_switch *ds, int port, } static int mt753x_set_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { struct mt7530_priv *priv = ds->priv; u32 set, mask = LPI_THRESH_MASK | LPI_MODE_EN; @@ -3074,9 +2879,34 @@ static int mt753x_set_mac_eee(struct dsa_switch *ds, int port, return 0; } -static int mt7988_pad_setup(struct dsa_switch *ds, phy_interface_t interface) +static void +mt753x_conduit_state_change(struct dsa_switch *ds, + const struct net_device *conduit, + bool operational) { - return 0; + struct dsa_port *cpu_dp = conduit->dsa_ptr; + struct mt7530_priv *priv = ds->priv; + int val = 0; + u8 mask; + + /* Set the CPU port to trap frames to for MT7530. Trapped frames will be + * forwarded to the numerically smallest CPU port whose conduit + * interface is up. + */ + if (priv->id != ID_MT7530 && priv->id != ID_MT7621) + return; + + mask = BIT(cpu_dp->index); + + if (operational) + priv->active_cpu_ports |= mask; + else + priv->active_cpu_ports &= ~mask; + + if (priv->active_cpu_ports) + val = CPU_EN | CPU_PORT(__ffs(priv->active_cpu_ports)); + + mt7530_rmw(priv, MT7530_MFC, CPU_EN | CPU_PORT_MASK, val); } static int mt7988_setup(struct dsa_switch *ds) @@ -3129,6 +2959,7 @@ const struct dsa_switch_ops mt7530_switch_ops = { .phylink_mac_link_up = mt753x_phylink_mac_link_up, .get_mac_eee = mt753x_get_mac_eee, .set_mac_eee = mt753x_set_mac_eee, + .conduit_state_change = mt753x_conduit_state_change, }; EXPORT_SYMBOL_GPL(mt7530_switch_ops); @@ -3141,7 +2972,6 @@ const struct mt753x_info mt753x_table[] = { .phy_write_c22 = mt7530_phy_write_c22, .phy_read_c45 = mt7530_phy_read_c45, .phy_write_c45 = mt7530_phy_write_c45, - .pad_setup = mt7530_pad_clk_setup, .mac_port_get_caps = mt7530_mac_port_get_caps, .mac_port_config = mt7530_mac_config, }, @@ -3153,7 +2983,6 @@ const struct mt753x_info mt753x_table[] = { .phy_write_c22 = mt7530_phy_write_c22, .phy_read_c45 = mt7530_phy_read_c45, .phy_write_c45 = mt7530_phy_write_c45, - .pad_setup = mt7530_pad_clk_setup, .mac_port_get_caps = mt7530_mac_port_get_caps, .mac_port_config = mt7530_mac_config, }, @@ -3165,8 +2994,6 @@ const struct mt753x_info mt753x_table[] = { .phy_write_c22 = mt7531_ind_c22_phy_write, .phy_read_c45 = mt7531_ind_c45_phy_read, .phy_write_c45 = mt7531_ind_c45_phy_write, - .pad_setup = mt7531_pad_setup, - .cpu_port_config = mt7531_cpu_port_config, .mac_port_get_caps = mt7531_mac_port_get_caps, .mac_port_config = mt7531_mac_config, }, @@ -3178,10 +3005,7 @@ const struct mt753x_info mt753x_table[] = { .phy_write_c22 = mt7531_ind_c22_phy_write, .phy_read_c45 = mt7531_ind_c45_phy_read, .phy_write_c45 = mt7531_ind_c45_phy_write, - .pad_setup = mt7988_pad_setup, - .cpu_port_config = mt7988_cpu_port_config, .mac_port_get_caps = mt7988_mac_port_get_caps, - .mac_port_config = mt7988_mac_config, }, }; EXPORT_SYMBOL_GPL(mt753x_table); @@ -3208,10 +3032,8 @@ mt7530_probe_common(struct mt7530_priv *priv) /* Sanity check if these required device operations are filled * properly. */ - if (!priv->info->sw_setup || !priv->info->pad_setup || - !priv->info->phy_read_c22 || !priv->info->phy_write_c22 || - !priv->info->mac_port_get_caps || - !priv->info->mac_port_config) + if (!priv->info->sw_setup || !priv->info->phy_read_c22 || + !priv->info->phy_write_c22 || !priv->info->mac_port_get_caps) return -EINVAL; priv->id = priv->info->id; diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index 17e42d30fff4..a71166e0a7fc 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h @@ -41,8 +41,8 @@ enum mt753x_id { #define UNU_FFP(x) (((x) & 0xff) << 8) #define UNU_FFP_MASK UNU_FFP(~0) #define CPU_EN BIT(7) -#define CPU_PORT(x) ((x) << 4) -#define CPU_MASK (0xf << 4) +#define CPU_PORT_MASK GENMASK(6, 4) +#define CPU_PORT(x) FIELD_PREP(CPU_PORT_MASK, x) #define MIRROR_EN BIT(3) #define MIRROR_PORT(x) ((x) & 0x7) #define MIRROR_MASK 0x7 @@ -304,20 +304,11 @@ enum mt7530_vlan_port_acc_frm { MT7531_FORCE_DPX | \ MT7531_FORCE_RX_FC | \ MT7531_FORCE_TX_FC) -#define PMCR_FORCE_MODE_ID(id) ((((id) == ID_MT7531) || ((id) == ID_MT7988)) ? \ - MT7531_FORCE_MODE : PMCR_FORCE_MODE) #define PMCR_LINK_SETTINGS_MASK (PMCR_TX_EN | PMCR_FORCE_SPEED_1000 | \ PMCR_RX_EN | PMCR_FORCE_SPEED_100 | \ PMCR_TX_FC_EN | PMCR_RX_FC_EN | \ PMCR_FORCE_FDX | PMCR_FORCE_LNK | \ PMCR_FORCE_EEE1G | PMCR_FORCE_EEE100) -#define PMCR_CPU_PORT_SETTING(id) (PMCR_FORCE_MODE_ID((id)) | \ - PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | \ - PMCR_BACKOFF_EN | PMCR_BACKPR_EN | \ - PMCR_TX_EN | PMCR_RX_EN | \ - PMCR_TX_FC_EN | PMCR_RX_FC_EN | \ - PMCR_FORCE_SPEED_1000 | \ - PMCR_FORCE_FDX | PMCR_FORCE_LNK) #define MT7530_PMEEECR_P(x) (0x3004 + (x) * 0x100) #define WAKEUP_TIME_1000(x) (((x) & 0xFF) << 24) @@ -683,11 +674,10 @@ struct mt7530_port { /* Port 5 interface select definitions */ enum p5_interface_select { - P5_DISABLED = 0, + P5_DISABLED, P5_INTF_SEL_PHY_P0, P5_INTF_SEL_PHY_P4, P5_INTF_SEL_GMAC5, - P5_INTF_SEL_GMAC5_SGMII, }; struct mt7530_priv; @@ -705,8 +695,6 @@ struct mt753x_pcs { * @phy_write_c22: Holding the way writing PHY port using C22 * @phy_read_c45: Holding the way reading PHY port using C45 * @phy_write_c45: Holding the way writing PHY port using C45 - * @pad_setup: Holding the way setting up the bus pad for a certain - * MAC port * @phy_mode_supported: Check if the PHY type is being supported on a certain * port * @mac_port_validate: Holding the way to set addition validate type for a @@ -727,16 +715,14 @@ struct mt753x_info { int regnum); int (*phy_write_c45)(struct mt7530_priv *priv, int port, int devad, int regnum, u16 val); - int (*pad_setup)(struct dsa_switch *ds, phy_interface_t interface); - int (*cpu_port_config)(struct dsa_switch *ds, int port); void (*mac_port_get_caps)(struct dsa_switch *ds, int port, struct phylink_config *config); void (*mac_port_validate)(struct dsa_switch *ds, int port, phy_interface_t interface, unsigned long *supported); - int (*mac_port_config)(struct dsa_switch *ds, int port, - unsigned int mode, - phy_interface_t interface); + void (*mac_port_config)(struct dsa_switch *ds, int port, + unsigned int mode, + phy_interface_t interface); }; /* struct mt7530_priv - This is the main data structure for holding the state @@ -754,12 +740,14 @@ struct mt753x_info { * @ports: Holding the state among ports * @reg_mutex: The lock for protecting among process accessing * registers - * @p6_interface Holding the current port 6 interface * @p5_intf_sel: Holding the current port 5 interface select + * @p5_sgmii: Flag for distinguishing if port 5 of the MT7531 switch + * has got SGMII * @irq: IRQ number of the switch * @irq_domain: IRQ domain of the switch irq_chip * @irq_enable: IRQ enable bits, synced to SYS_INT_EN * @create_sgmii: Pointer to function creating SGMII PCS instance(s) + * @active_cpu_ports: Holding the active CPU ports */ struct mt7530_priv { struct device *dev; @@ -773,9 +761,8 @@ struct mt7530_priv { const struct mt753x_info *info; unsigned int id; bool mcm; - phy_interface_t p6_interface; - phy_interface_t p5_interface; - unsigned int p5_intf_sel; + enum p5_interface_select p5_intf_sel; + bool p5_sgmii; u8 mirror_rx; u8 mirror_tx; struct mt7530_port ports[MT7530_NUM_PORTS]; @@ -785,7 +772,8 @@ struct mt7530_priv { int irq; struct irq_domain *irq_domain; u32 irq_enable; - int (*create_sgmii)(struct mt7530_priv *priv, bool dual_sgmii); + int (*create_sgmii)(struct mt7530_priv *priv); + u8 active_cpu_ports; }; struct mt7530_hw_vlan_entry { diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 614cabb5c1b0..9ed1821184ec 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1451,14 +1451,14 @@ static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port, } static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { /* Nothing to do on the port's MAC */ return 0; } static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { /* Nothing to do on the port's MAC */ return 0; @@ -3659,7 +3659,7 @@ static int mv88e6xxx_mdio_read_c45(struct mii_bus *bus, int phy, int devad, int err; if (!chip->info->ops->phy_read_c45) - return 0xffff; + return -ENODEV; mv88e6xxx_reg_lock(chip); err = chip->info->ops->phy_read_c45(chip, bus, phy, devad, reg, &val); @@ -3712,7 +3712,10 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, if (external) { mv88e6xxx_reg_lock(chip); - err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true); + if (chip->info->family == MV88E6XXX_FAMILY_6393) + err = mv88e6393x_g2_scratch_gpio_set_smi(chip, true); + else + err = mv88e6390_g2_scratch_gpio_set_smi(chip, true); mv88e6xxx_reg_unlock(chip); if (err) diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h index d9434f7cae53..82f9b410de0b 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.h +++ b/drivers/net/dsa/mv88e6xxx/global2.h @@ -378,8 +378,10 @@ extern const struct mv88e6xxx_avb_ops mv88e6390_avb_ops; extern const struct mv88e6xxx_gpio_ops mv88e6352_gpio_ops; -int mv88e6xxx_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, +int mv88e6390_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, bool external); +int mv88e6393x_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, + bool external); int mv88e6352_g2_scratch_port_has_serdes(struct mv88e6xxx_chip *chip, int port); int mv88e6xxx_g2_atu_stats_set(struct mv88e6xxx_chip *chip, u16 kind, u16 bin); int mv88e6xxx_g2_atu_stats_get(struct mv88e6xxx_chip *chip, u16 *stats); diff --git a/drivers/net/dsa/mv88e6xxx/global2_scratch.c b/drivers/net/dsa/mv88e6xxx/global2_scratch.c index a9d6e40321a2..61ab6cc4fbfc 100644 --- a/drivers/net/dsa/mv88e6xxx/global2_scratch.c +++ b/drivers/net/dsa/mv88e6xxx/global2_scratch.c @@ -240,7 +240,7 @@ const struct mv88e6xxx_gpio_ops mv88e6352_gpio_ops = { }; /** - * mv88e6xxx_g2_scratch_gpio_set_smi - set gpio muxing for external smi + * mv88e6390_g2_scratch_gpio_set_smi - set gpio muxing for external smi * @chip: chip private data * @external: set mux for external smi, or free for gpio usage * @@ -248,7 +248,7 @@ const struct mv88e6xxx_gpio_ops mv88e6352_gpio_ops = { * an external SMI interface, or they may be made free for other * GPIO uses. */ -int mv88e6xxx_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, +int mv88e6390_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, bool external) { int misc_cfg = MV88E6352_G2_SCRATCH_MISC_CFG; @@ -291,6 +291,37 @@ int mv88e6xxx_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, } /** + * mv88e6393x_g2_scratch_gpio_set_smi - set gpio muxing for external smi + * @chip: chip private data + * @external: set mux for external smi, or free for gpio usage + * + * MV88E6191X/6193X/6393X GPIO pins 9 and 10 can be configured as an + * external SMI interface or as regular GPIO-s. + * + * They however have a different register layout then the existing + * function. + */ + +int mv88e6393x_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip, + bool external) +{ + int misc_cfg = MV88E6352_G2_SCRATCH_MISC_CFG; + int err; + u8 val; + + err = mv88e6xxx_g2_scratch_read(chip, misc_cfg, &val); + if (err) + return err; + + if (external) + val &= ~MV88E6352_G2_SCRATCH_MISC_CFG_NORMALSMI; + else + val |= MV88E6352_G2_SCRATCH_MISC_CFG_NORMALSMI; + + return mv88e6xxx_g2_scratch_write(chip, misc_cfg, val); +} + +/** * mv88e6352_g2_scratch_port_has_serdes - indicate if a port can have a serdes * @chip: chip private data * @port: port number to check for serdes diff --git a/drivers/net/dsa/mv88e6xxx/pcs-6185.c b/drivers/net/dsa/mv88e6xxx/pcs-6185.c index 4d677f836807..5a27d047a38e 100644 --- a/drivers/net/dsa/mv88e6xxx/pcs-6185.c +++ b/drivers/net/dsa/mv88e6xxx/pcs-6185.c @@ -95,7 +95,7 @@ static void mv88e6185_pcs_get_state(struct phylink_pcs *pcs, } } -static int mv88e6185_pcs_config(struct phylink_pcs *pcs, unsigned int mode, +static int mv88e6185_pcs_config(struct phylink_pcs *pcs, unsigned int neg_mode, phy_interface_t interface, const unsigned long *advertising, bool permit_pause_to_mac) @@ -137,6 +137,7 @@ static int mv88e6185_pcs_init(struct mv88e6xxx_chip *chip, int port) mpcs->chip = chip; mpcs->port = port; mpcs->phylink_pcs.ops = &mv88e6185_phylink_pcs_ops; + mpcs->phylink_pcs.neg_mode = true; irq = mv88e6xxx_serdes_irq_mapping(chip, port); if (irq) { diff --git a/drivers/net/dsa/qca/qca8k-8xxx.c b/drivers/net/dsa/qca/qca8k-8xxx.c index 7a864329cb72..dab66c0c6f64 100644 --- a/drivers/net/dsa/qca/qca8k-8xxx.c +++ b/drivers/net/dsa/qca/qca8k-8xxx.c @@ -950,15 +950,15 @@ qca8k_mdio_register(struct qca8k_priv *priv) struct device *dev = ds->dev; struct device_node *mdio; struct mii_bus *bus; - int err = 0; + int ret = 0; mdio = of_get_child_by_name(dev->of_node, "mdio"); if (mdio && !of_device_is_available(mdio)) - goto out; + goto out_put_node; bus = devm_mdiobus_alloc(dev); if (!bus) { - err = -ENOMEM; + ret = -ENOMEM; goto out_put_node; } @@ -984,12 +984,11 @@ qca8k_mdio_register(struct qca8k_priv *priv) bus->write = qca8k_legacy_mdio_write; } - err = devm_of_mdiobus_register(dev, bus, mdio); + ret = devm_of_mdiobus_register(dev, bus, mdio); out_put_node: of_node_put(mdio); -out: - return err; + return ret; } static int @@ -998,7 +997,7 @@ qca8k_setup_mdio_bus(struct qca8k_priv *priv) u32 internal_mdio_mask = 0, external_mdio_mask = 0, reg; struct device_node *ports, *port; phy_interface_t mode; - int err; + int ret; ports = of_get_child_by_name(priv->dev->of_node, "ports"); if (!ports) @@ -1008,11 +1007,11 @@ qca8k_setup_mdio_bus(struct qca8k_priv *priv) return -EINVAL; for_each_available_child_of_node(ports, port) { - err = of_property_read_u32(port, "reg", ®); - if (err) { + ret = of_property_read_u32(port, "reg", ®); + if (ret) { of_node_put(port); of_node_put(ports); - return err; + return ret; } if (!dsa_is_user_port(priv->ds, reg)) diff --git a/drivers/net/dsa/qca/qca8k-common.c b/drivers/net/dsa/qca/qca8k-common.c index 2358cd399c7e..7f80035c5441 100644 --- a/drivers/net/dsa/qca/qca8k-common.c +++ b/drivers/net/dsa/qca/qca8k-common.c @@ -534,7 +534,7 @@ int qca8k_get_sset_count(struct dsa_switch *ds, int port, int sset) } int qca8k_set_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *eee) + struct ethtool_keee *eee) { u32 lpi_en = QCA8K_REG_EEE_CTRL_LPI_EN(port); struct qca8k_priv *priv = ds->priv; @@ -558,7 +558,7 @@ exit: } int qca8k_get_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) + struct ethtool_keee *e) { /* Nothing to do on the port's MAC */ return 0; diff --git a/drivers/net/dsa/qca/qca8k.h b/drivers/net/dsa/qca/qca8k.h index c8785c36c54e..2184d8d2d5a9 100644 --- a/drivers/net/dsa/qca/qca8k.h +++ b/drivers/net/dsa/qca/qca8k.h @@ -518,8 +518,8 @@ void qca8k_get_ethtool_stats(struct dsa_switch *ds, int port, int qca8k_get_sset_count(struct dsa_switch *ds, int port, int sset); /* Common eee function */ -int qca8k_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *eee); -int qca8k_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); +int qca8k_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *eee); +int qca8k_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *e); /* Common bridge function */ void qca8k_port_stp_state_set(struct dsa_switch *ds, int port, u8 state); diff --git a/drivers/net/dsa/realtek/Kconfig b/drivers/net/dsa/realtek/Kconfig index 060165a85fb7..6989972eebc3 100644 --- a/drivers/net/dsa/realtek/Kconfig +++ b/drivers/net/dsa/realtek/Kconfig @@ -16,37 +16,29 @@ menuconfig NET_DSA_REALTEK if NET_DSA_REALTEK config NET_DSA_REALTEK_MDIO - tristate "Realtek MDIO interface driver" + bool "Realtek MDIO interface support" depends on OF - depends on NET_DSA_REALTEK_RTL8365MB || NET_DSA_REALTEK_RTL8366RB - depends on NET_DSA_REALTEK_RTL8365MB || !NET_DSA_REALTEK_RTL8365MB - depends on NET_DSA_REALTEK_RTL8366RB || !NET_DSA_REALTEK_RTL8366RB help Select to enable support for registering switches configured through MDIO. config NET_DSA_REALTEK_SMI - tristate "Realtek SMI interface driver" + bool "Realtek SMI interface support" depends on OF - depends on NET_DSA_REALTEK_RTL8365MB || NET_DSA_REALTEK_RTL8366RB - depends on NET_DSA_REALTEK_RTL8365MB || !NET_DSA_REALTEK_RTL8365MB - depends on NET_DSA_REALTEK_RTL8366RB || !NET_DSA_REALTEK_RTL8366RB help Select to enable support for registering switches connected through SMI. config NET_DSA_REALTEK_RTL8365MB - tristate "Realtek RTL8365MB switch subdriver" - imply NET_DSA_REALTEK_SMI - imply NET_DSA_REALTEK_MDIO + tristate "Realtek RTL8365MB switch driver" + depends on NET_DSA_REALTEK_SMI || NET_DSA_REALTEK_MDIO select NET_DSA_TAG_RTL8_4 help Select to enable support for Realtek RTL8365MB-VC and RTL8367S. config NET_DSA_REALTEK_RTL8366RB - tristate "Realtek RTL8366RB switch subdriver" - imply NET_DSA_REALTEK_SMI - imply NET_DSA_REALTEK_MDIO + tristate "Realtek RTL8366RB switch driver" + depends on NET_DSA_REALTEK_SMI || NET_DSA_REALTEK_MDIO select NET_DSA_TAG_RTL4_A help Select to enable support for Realtek RTL8366RB. diff --git a/drivers/net/dsa/realtek/Makefile b/drivers/net/dsa/realtek/Makefile index 0aab57252a7c..35491dc20d6d 100644 --- a/drivers/net/dsa/realtek/Makefile +++ b/drivers/net/dsa/realtek/Makefile @@ -1,6 +1,15 @@ # SPDX-License-Identifier: GPL-2.0 -obj-$(CONFIG_NET_DSA_REALTEK_MDIO) += realtek-mdio.o -obj-$(CONFIG_NET_DSA_REALTEK_SMI) += realtek-smi.o +obj-$(CONFIG_NET_DSA_REALTEK) += realtek_dsa.o +realtek_dsa-objs := rtl83xx.o + +ifdef CONFIG_NET_DSA_REALTEK_MDIO +realtek_dsa-objs += realtek-mdio.o +endif + +ifdef CONFIG_NET_DSA_REALTEK_SMI +realtek_dsa-objs += realtek-smi.o +endif + obj-$(CONFIG_NET_DSA_REALTEK_RTL8366RB) += rtl8366.o rtl8366-objs := rtl8366-core.o rtl8366rb.o obj-$(CONFIG_NET_DSA_REALTEK_RTL8365MB) += rtl8365mb.o diff --git a/drivers/net/dsa/realtek/realtek-mdio.c b/drivers/net/dsa/realtek/realtek-mdio.c index 292e6d087e8b..04b758e5a680 100644 --- a/drivers/net/dsa/realtek/realtek-mdio.c +++ b/drivers/net/dsa/realtek/realtek-mdio.c @@ -25,6 +25,8 @@ #include <linux/regmap.h> #include "realtek.h" +#include "realtek-mdio.h" +#include "rtl83xx.h" /* Read/write via mdiobus */ #define REALTEK_MDIO_CTRL0_REG 31 @@ -99,192 +101,87 @@ out_unlock: return ret; } -static void realtek_mdio_lock(void *ctx) -{ - struct realtek_priv *priv = ctx; - - mutex_lock(&priv->map_lock); -} - -static void realtek_mdio_unlock(void *ctx) -{ - struct realtek_priv *priv = ctx; - - mutex_unlock(&priv->map_lock); -} - -static const struct regmap_config realtek_mdio_regmap_config = { - .reg_bits = 10, /* A4..A0 R4..R0 */ - .val_bits = 16, - .reg_stride = 1, - /* PHY regs are at 0x8000 */ - .max_register = 0xffff, - .reg_format_endian = REGMAP_ENDIAN_BIG, +static const struct realtek_interface_info realtek_mdio_info = { .reg_read = realtek_mdio_read, .reg_write = realtek_mdio_write, - .cache_type = REGCACHE_NONE, - .lock = realtek_mdio_lock, - .unlock = realtek_mdio_unlock, }; -static const struct regmap_config realtek_mdio_nolock_regmap_config = { - .reg_bits = 10, /* A4..A0 R4..R0 */ - .val_bits = 16, - .reg_stride = 1, - /* PHY regs are at 0x8000 */ - .max_register = 0xffff, - .reg_format_endian = REGMAP_ENDIAN_BIG, - .reg_read = realtek_mdio_read, - .reg_write = realtek_mdio_write, - .cache_type = REGCACHE_NONE, - .disable_locking = true, -}; - -static int realtek_mdio_probe(struct mdio_device *mdiodev) +/** + * realtek_mdio_probe() - Probe a platform device for an MDIO-connected switch + * @mdiodev: mdio_device to probe on. + * + * This function should be used as the .probe in an mdio_driver. After + * calling the common probe function for both interfaces, it initializes the + * values specific for MDIO-connected devices. Finally, it calls a common + * function to register the DSA switch. + * + * Context: Can sleep. Takes and releases priv->map_lock. + * Return: Returns 0 on success, a negative error on failure. + */ +int realtek_mdio_probe(struct mdio_device *mdiodev) { - struct realtek_priv *priv; struct device *dev = &mdiodev->dev; - const struct realtek_variant *var; - struct regmap_config rc; - struct device_node *np; + struct realtek_priv *priv; int ret; - var = of_device_get_match_data(dev); - if (!var) - return -EINVAL; - - priv = devm_kzalloc(&mdiodev->dev, - size_add(sizeof(*priv), var->chip_data_sz), - GFP_KERNEL); - if (!priv) - return -ENOMEM; - - mutex_init(&priv->map_lock); + priv = rtl83xx_probe(dev, &realtek_mdio_info); + if (IS_ERR(priv)) + return PTR_ERR(priv); - rc = realtek_mdio_regmap_config; - rc.lock_arg = priv; - priv->map = devm_regmap_init(dev, NULL, priv, &rc); - if (IS_ERR(priv->map)) { - ret = PTR_ERR(priv->map); - dev_err(dev, "regmap init failed: %d\n", ret); - return ret; - } - - rc = realtek_mdio_nolock_regmap_config; - priv->map_nolock = devm_regmap_init(dev, NULL, priv, &rc); - if (IS_ERR(priv->map_nolock)) { - ret = PTR_ERR(priv->map_nolock); - dev_err(dev, "regmap init failed: %d\n", ret); - return ret; - } - - priv->mdio_addr = mdiodev->addr; priv->bus = mdiodev->bus; - priv->dev = &mdiodev->dev; - priv->chip_data = (void *)priv + sizeof(*priv); - - priv->clk_delay = var->clk_delay; - priv->cmd_read = var->cmd_read; - priv->cmd_write = var->cmd_write; - priv->ops = var->ops; - + priv->mdio_addr = mdiodev->addr; priv->write_reg_noack = realtek_mdio_write; - np = dev->of_node; - - dev_set_drvdata(dev, priv); - - /* TODO: if power is software controlled, set up any regulators here */ - priv->leds_disabled = of_property_read_bool(np, "realtek,disable-leds"); - - priv->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(priv->reset)) { - dev_err(dev, "failed to get RESET GPIO\n"); - return PTR_ERR(priv->reset); - } - - if (priv->reset) { - gpiod_set_value(priv->reset, 1); - dev_dbg(dev, "asserted RESET\n"); - msleep(REALTEK_HW_STOP_DELAY); - gpiod_set_value(priv->reset, 0); - msleep(REALTEK_HW_START_DELAY); - dev_dbg(dev, "deasserted RESET\n"); - } - - ret = priv->ops->detect(priv); - if (ret) { - dev_err(dev, "unable to detect switch\n"); - return ret; - } - - priv->ds = devm_kzalloc(dev, sizeof(*priv->ds), GFP_KERNEL); - if (!priv->ds) - return -ENOMEM; - - priv->ds->dev = dev; - priv->ds->num_ports = priv->num_ports; - priv->ds->priv = priv; - priv->ds->ops = var->ds_ops_mdio; - - ret = dsa_register_switch(priv->ds); + ret = rtl83xx_register_switch(priv); if (ret) { - dev_err(priv->dev, "unable to register switch ret = %d\n", ret); + rtl83xx_remove(priv); return ret; } return 0; } +EXPORT_SYMBOL_NS_GPL(realtek_mdio_probe, REALTEK_DSA); -static void realtek_mdio_remove(struct mdio_device *mdiodev) +/** + * realtek_mdio_remove() - Remove the driver of an MDIO-connected switch + * @mdiodev: mdio_device to be removed. + * + * This function should be used as the .remove_new in an mdio_driver. First + * it unregisters the DSA switch and then it calls the common remove function. + * + * Context: Can sleep. + * Return: Nothing. + */ +void realtek_mdio_remove(struct mdio_device *mdiodev) { struct realtek_priv *priv = dev_get_drvdata(&mdiodev->dev); if (!priv) return; - dsa_unregister_switch(priv->ds); + rtl83xx_unregister_switch(priv); - /* leave the device reset asserted */ - if (priv->reset) - gpiod_set_value(priv->reset, 1); + rtl83xx_remove(priv); } +EXPORT_SYMBOL_NS_GPL(realtek_mdio_remove, REALTEK_DSA); -static void realtek_mdio_shutdown(struct mdio_device *mdiodev) +/** + * realtek_mdio_shutdown() - Shutdown the driver of a MDIO-connected switch + * @mdiodev: mdio_device shutting down. + * + * This function should be used as the .shutdown in a platform_driver. It calls + * the common shutdown function. + * + * Context: Can sleep. + * Return: Nothing. + */ +void realtek_mdio_shutdown(struct mdio_device *mdiodev) { struct realtek_priv *priv = dev_get_drvdata(&mdiodev->dev); if (!priv) return; - dsa_switch_shutdown(priv->ds); - - dev_set_drvdata(&mdiodev->dev, NULL); + rtl83xx_shutdown(priv); } - -static const struct of_device_id realtek_mdio_of_match[] = { -#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8366RB) - { .compatible = "realtek,rtl8366rb", .data = &rtl8366rb_variant, }, -#endif -#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8365MB) - { .compatible = "realtek,rtl8365mb", .data = &rtl8365mb_variant, }, -#endif - { /* sentinel */ }, -}; -MODULE_DEVICE_TABLE(of, realtek_mdio_of_match); - -static struct mdio_driver realtek_mdio_driver = { - .mdiodrv.driver = { - .name = "realtek-mdio", - .of_match_table = realtek_mdio_of_match, - }, - .probe = realtek_mdio_probe, - .remove = realtek_mdio_remove, - .shutdown = realtek_mdio_shutdown, -}; - -mdio_module_driver(realtek_mdio_driver); - -MODULE_AUTHOR("Luiz Angelo Daros de Luca <luizluca@gmail.com>"); -MODULE_DESCRIPTION("Driver for Realtek ethernet switch connected via MDIO interface"); -MODULE_LICENSE("GPL"); +EXPORT_SYMBOL_NS_GPL(realtek_mdio_shutdown, REALTEK_DSA); diff --git a/drivers/net/dsa/realtek/realtek-mdio.h b/drivers/net/dsa/realtek/realtek-mdio.h new file mode 100644 index 000000000000..ee70f6a5b8ff --- /dev/null +++ b/drivers/net/dsa/realtek/realtek-mdio.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +#ifndef _REALTEK_MDIO_H +#define _REALTEK_MDIO_H + +#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_MDIO) + +static inline int realtek_mdio_driver_register(struct mdio_driver *drv) +{ + return mdio_driver_register(drv); +} + +static inline void realtek_mdio_driver_unregister(struct mdio_driver *drv) +{ + mdio_driver_unregister(drv); +} + +int realtek_mdio_probe(struct mdio_device *mdiodev); +void realtek_mdio_remove(struct mdio_device *mdiodev); +void realtek_mdio_shutdown(struct mdio_device *mdiodev); + +#else /* IS_ENABLED(CONFIG_NET_DSA_REALTEK_MDIO) */ + +static inline int realtek_mdio_driver_register(struct mdio_driver *drv) +{ + return 0; +} + +static inline void realtek_mdio_driver_unregister(struct mdio_driver *drv) +{ +} + +static inline int realtek_mdio_probe(struct mdio_device *mdiodev) +{ + return -ENOENT; +} + +static inline void realtek_mdio_remove(struct mdio_device *mdiodev) +{ +} + +static inline void realtek_mdio_shutdown(struct mdio_device *mdiodev) +{ +} + +#endif /* IS_ENABLED(CONFIG_NET_DSA_REALTEK_MDIO) */ + +#endif /* _REALTEK_MDIO_H */ diff --git a/drivers/net/dsa/realtek/realtek-smi.c b/drivers/net/dsa/realtek/realtek-smi.c index 755546ed8db6..88590ae95a75 100644 --- a/drivers/net/dsa/realtek/realtek-smi.c +++ b/drivers/net/dsa/realtek/realtek-smi.c @@ -31,7 +31,6 @@ #include <linux/spinlock.h> #include <linux/skbuff.h> #include <linux/of.h> -#include <linux/of_mdio.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/platform_device.h> @@ -40,12 +39,14 @@ #include <linux/if_bridge.h> #include "realtek.h" +#include "realtek-smi.h" +#include "rtl83xx.h" #define REALTEK_SMI_ACK_RETRY_COUNT 5 static inline void realtek_smi_clk_delay(struct realtek_priv *priv) { - ndelay(priv->clk_delay); + ndelay(priv->variant->clk_delay); } static void realtek_smi_start(struct realtek_priv *priv) @@ -208,7 +209,7 @@ static int realtek_smi_read_reg(struct realtek_priv *priv, u32 addr, u32 *data) realtek_smi_start(priv); /* Send READ command */ - ret = realtek_smi_write_byte(priv, priv->cmd_read); + ret = realtek_smi_write_byte(priv, priv->variant->cmd_read); if (ret) goto out; @@ -249,7 +250,7 @@ static int realtek_smi_write_reg(struct realtek_priv *priv, realtek_smi_start(priv); /* Send WRITE command */ - ret = realtek_smi_write_byte(priv, priv->cmd_write); + ret = realtek_smi_write_byte(priv, priv->variant->cmd_write); if (ret) goto out; @@ -310,258 +311,98 @@ static int realtek_smi_read(void *ctx, u32 reg, u32 *val) return realtek_smi_read_reg(priv, reg, val); } -static void realtek_smi_lock(void *ctx) -{ - struct realtek_priv *priv = ctx; - - mutex_lock(&priv->map_lock); -} - -static void realtek_smi_unlock(void *ctx) -{ - struct realtek_priv *priv = ctx; - - mutex_unlock(&priv->map_lock); -} - -static const struct regmap_config realtek_smi_regmap_config = { - .reg_bits = 10, /* A4..A0 R4..R0 */ - .val_bits = 16, - .reg_stride = 1, - /* PHY regs are at 0x8000 */ - .max_register = 0xffff, - .reg_format_endian = REGMAP_ENDIAN_BIG, +static const struct realtek_interface_info realtek_smi_info = { .reg_read = realtek_smi_read, .reg_write = realtek_smi_write, - .cache_type = REGCACHE_NONE, - .lock = realtek_smi_lock, - .unlock = realtek_smi_unlock, }; -static const struct regmap_config realtek_smi_nolock_regmap_config = { - .reg_bits = 10, /* A4..A0 R4..R0 */ - .val_bits = 16, - .reg_stride = 1, - /* PHY regs are at 0x8000 */ - .max_register = 0xffff, - .reg_format_endian = REGMAP_ENDIAN_BIG, - .reg_read = realtek_smi_read, - .reg_write = realtek_smi_write, - .cache_type = REGCACHE_NONE, - .disable_locking = true, -}; - -static int realtek_smi_mdio_read(struct mii_bus *bus, int addr, int regnum) -{ - struct realtek_priv *priv = bus->priv; - - return priv->ops->phy_read(priv, addr, regnum); -} - -static int realtek_smi_mdio_write(struct mii_bus *bus, int addr, int regnum, - u16 val) -{ - struct realtek_priv *priv = bus->priv; - - return priv->ops->phy_write(priv, addr, regnum, val); -} - -static int realtek_smi_setup_mdio(struct dsa_switch *ds) -{ - struct realtek_priv *priv = ds->priv; - struct device_node *mdio_np; - int ret; - - mdio_np = of_get_compatible_child(priv->dev->of_node, "realtek,smi-mdio"); - if (!mdio_np) { - dev_err(priv->dev, "no MDIO bus node\n"); - return -ENODEV; - } - - priv->user_mii_bus = devm_mdiobus_alloc(priv->dev); - if (!priv->user_mii_bus) { - ret = -ENOMEM; - goto err_put_node; - } - priv->user_mii_bus->priv = priv; - priv->user_mii_bus->name = "SMI user MII"; - priv->user_mii_bus->read = realtek_smi_mdio_read; - priv->user_mii_bus->write = realtek_smi_mdio_write; - snprintf(priv->user_mii_bus->id, MII_BUS_ID_SIZE, "SMI-%d", - ds->index); - priv->user_mii_bus->dev.of_node = mdio_np; - priv->user_mii_bus->parent = priv->dev; - ds->user_mii_bus = priv->user_mii_bus; - - ret = devm_of_mdiobus_register(priv->dev, priv->user_mii_bus, mdio_np); - if (ret) { - dev_err(priv->dev, "unable to register MDIO bus %s\n", - priv->user_mii_bus->id); - goto err_put_node; - } - - return 0; - -err_put_node: - of_node_put(mdio_np); - - return ret; -} - -static int realtek_smi_probe(struct platform_device *pdev) +/** + * realtek_smi_probe() - Probe a platform device for an SMI-connected switch + * @pdev: platform_device to probe on. + * + * This function should be used as the .probe in a platform_driver. After + * calling the common probe function for both interfaces, it initializes the + * values specific for SMI-connected devices. Finally, it calls a common + * function to register the DSA switch. + * + * Context: Can sleep. Takes and releases priv->map_lock. + * Return: Returns 0 on success, a negative error on failure. + */ +int realtek_smi_probe(struct platform_device *pdev) { - const struct realtek_variant *var; struct device *dev = &pdev->dev; struct realtek_priv *priv; - struct regmap_config rc; - struct device_node *np; int ret; - var = of_device_get_match_data(dev); - np = dev->of_node; - - priv = devm_kzalloc(dev, sizeof(*priv) + var->chip_data_sz, GFP_KERNEL); - if (!priv) - return -ENOMEM; - priv->chip_data = (void *)priv + sizeof(*priv); - - mutex_init(&priv->map_lock); - - rc = realtek_smi_regmap_config; - rc.lock_arg = priv; - priv->map = devm_regmap_init(dev, NULL, priv, &rc); - if (IS_ERR(priv->map)) { - ret = PTR_ERR(priv->map); - dev_err(dev, "regmap init failed: %d\n", ret); - return ret; - } - - rc = realtek_smi_nolock_regmap_config; - priv->map_nolock = devm_regmap_init(dev, NULL, priv, &rc); - if (IS_ERR(priv->map_nolock)) { - ret = PTR_ERR(priv->map_nolock); - dev_err(dev, "regmap init failed: %d\n", ret); - return ret; - } - - /* Link forward and backward */ - priv->dev = dev; - priv->clk_delay = var->clk_delay; - priv->cmd_read = var->cmd_read; - priv->cmd_write = var->cmd_write; - priv->ops = var->ops; - - priv->setup_interface = realtek_smi_setup_mdio; - priv->write_reg_noack = realtek_smi_write_reg_noack; - - dev_set_drvdata(dev, priv); - spin_lock_init(&priv->lock); - - /* TODO: if power is software controlled, set up any regulators here */ - - priv->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(priv->reset)) { - dev_err(dev, "failed to get RESET GPIO\n"); - return PTR_ERR(priv->reset); - } - if (priv->reset) { - gpiod_set_value(priv->reset, 1); - dev_dbg(dev, "asserted RESET\n"); - msleep(REALTEK_HW_STOP_DELAY); - gpiod_set_value(priv->reset, 0); - msleep(REALTEK_HW_START_DELAY); - dev_dbg(dev, "deasserted RESET\n"); - } + priv = rtl83xx_probe(dev, &realtek_smi_info); + if (IS_ERR(priv)) + return PTR_ERR(priv); /* Fetch MDIO pins */ priv->mdc = devm_gpiod_get_optional(dev, "mdc", GPIOD_OUT_LOW); - if (IS_ERR(priv->mdc)) + if (IS_ERR(priv->mdc)) { + rtl83xx_remove(priv); return PTR_ERR(priv->mdc); + } + priv->mdio = devm_gpiod_get_optional(dev, "mdio", GPIOD_OUT_LOW); - if (IS_ERR(priv->mdio)) + if (IS_ERR(priv->mdio)) { + rtl83xx_remove(priv); return PTR_ERR(priv->mdio); - - priv->leds_disabled = of_property_read_bool(np, "realtek,disable-leds"); - - ret = priv->ops->detect(priv); - if (ret) { - dev_err(dev, "unable to detect switch\n"); - return ret; } - priv->ds = devm_kzalloc(dev, sizeof(*priv->ds), GFP_KERNEL); - if (!priv->ds) - return -ENOMEM; - - priv->ds->dev = dev; - priv->ds->num_ports = priv->num_ports; - priv->ds->priv = priv; + priv->write_reg_noack = realtek_smi_write_reg_noack; - priv->ds->ops = var->ds_ops_smi; - ret = dsa_register_switch(priv->ds); + ret = rtl83xx_register_switch(priv); if (ret) { - dev_err_probe(dev, ret, "unable to register switch\n"); + rtl83xx_remove(priv); return ret; } + return 0; } +EXPORT_SYMBOL_NS_GPL(realtek_smi_probe, REALTEK_DSA); -static void realtek_smi_remove(struct platform_device *pdev) +/** + * realtek_smi_remove() - Remove the driver of a SMI-connected switch + * @pdev: platform_device to be removed. + * + * This function should be used as the .remove_new in a platform_driver. First + * it unregisters the DSA switch and then it calls the common remove function. + * + * Context: Can sleep. + * Return: Nothing. + */ +void realtek_smi_remove(struct platform_device *pdev) { struct realtek_priv *priv = platform_get_drvdata(pdev); if (!priv) return; - dsa_unregister_switch(priv->ds); - if (priv->user_mii_bus) - of_node_put(priv->user_mii_bus->dev.of_node); + rtl83xx_unregister_switch(priv); - /* leave the device reset asserted */ - if (priv->reset) - gpiod_set_value(priv->reset, 1); + rtl83xx_remove(priv); } +EXPORT_SYMBOL_NS_GPL(realtek_smi_remove, REALTEK_DSA); -static void realtek_smi_shutdown(struct platform_device *pdev) +/** + * realtek_smi_shutdown() - Shutdown the driver of a SMI-connected switch + * @pdev: platform_device shutting down. + * + * This function should be used as the .shutdown in a platform_driver. It calls + * the common shutdown function. + * + * Context: Can sleep. + * Return: Nothing. + */ +void realtek_smi_shutdown(struct platform_device *pdev) { struct realtek_priv *priv = platform_get_drvdata(pdev); if (!priv) return; - dsa_switch_shutdown(priv->ds); - - platform_set_drvdata(pdev, NULL); + rtl83xx_shutdown(priv); } - -static const struct of_device_id realtek_smi_of_match[] = { -#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8366RB) - { - .compatible = "realtek,rtl8366rb", - .data = &rtl8366rb_variant, - }, -#endif -#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8365MB) - { - .compatible = "realtek,rtl8365mb", - .data = &rtl8365mb_variant, - }, -#endif - { /* sentinel */ }, -}; -MODULE_DEVICE_TABLE(of, realtek_smi_of_match); - -static struct platform_driver realtek_smi_driver = { - .driver = { - .name = "realtek-smi", - .of_match_table = realtek_smi_of_match, - }, - .probe = realtek_smi_probe, - .remove_new = realtek_smi_remove, - .shutdown = realtek_smi_shutdown, -}; -module_platform_driver(realtek_smi_driver); - -MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>"); -MODULE_DESCRIPTION("Driver for Realtek ethernet switch connected via SMI interface"); -MODULE_LICENSE("GPL"); +EXPORT_SYMBOL_NS_GPL(realtek_smi_shutdown, REALTEK_DSA); diff --git a/drivers/net/dsa/realtek/realtek-smi.h b/drivers/net/dsa/realtek/realtek-smi.h new file mode 100644 index 000000000000..ea49a2edd3c8 --- /dev/null +++ b/drivers/net/dsa/realtek/realtek-smi.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +#ifndef _REALTEK_SMI_H +#define _REALTEK_SMI_H + +#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_SMI) + +static inline int realtek_smi_driver_register(struct platform_driver *drv) +{ + return platform_driver_register(drv); +} + +static inline void realtek_smi_driver_unregister(struct platform_driver *drv) +{ + platform_driver_unregister(drv); +} + +int realtek_smi_probe(struct platform_device *pdev); +void realtek_smi_remove(struct platform_device *pdev); +void realtek_smi_shutdown(struct platform_device *pdev); + +#else /* IS_ENABLED(CONFIG_NET_DSA_REALTEK_SMI) */ + +static inline int realtek_smi_driver_register(struct platform_driver *drv) +{ + return 0; +} + +static inline void realtek_smi_driver_unregister(struct platform_driver *drv) +{ +} + +static inline int realtek_smi_probe(struct platform_device *pdev) +{ + return -ENOENT; +} + +static inline void realtek_smi_remove(struct platform_device *pdev) +{ +} + +static inline void realtek_smi_shutdown(struct platform_device *pdev) +{ +} + +#endif /* IS_ENABLED(CONFIG_NET_DSA_REALTEK_SMI) */ + +#endif /* _REALTEK_SMI_H */ diff --git a/drivers/net/dsa/realtek/realtek.h b/drivers/net/dsa/realtek/realtek.h index 790488e9c667..e0b1aa01337b 100644 --- a/drivers/net/dsa/realtek/realtek.h +++ b/drivers/net/dsa/realtek/realtek.h @@ -12,6 +12,7 @@ #include <linux/platform_device.h> #include <linux/gpio/consumer.h> #include <net/dsa.h> +#include <linux/reset.h> #define REALTEK_HW_STOP_DELAY 25 /* msecs */ #define REALTEK_HW_START_DELAY 100 /* msecs */ @@ -48,6 +49,7 @@ struct rtl8366_vlan_4k { struct realtek_priv { struct device *dev; + struct reset_control *reset_ctl; struct gpio_desc *reset; struct gpio_desc *mdc; struct gpio_desc *mdio; @@ -58,11 +60,10 @@ struct realtek_priv { struct mii_bus *bus; int mdio_addr; - unsigned int clk_delay; - u8 cmd_read; - u8 cmd_write; + const struct realtek_variant *variant; + spinlock_t lock; /* Locks around command writes */ - struct dsa_switch *ds; + struct dsa_switch ds; struct irq_domain *irqdomain; bool leds_disabled; @@ -73,7 +74,6 @@ struct realtek_priv { struct rtl8366_mib_counter *mib_counters; const struct realtek_ops *ops; - int (*setup_interface)(struct dsa_switch *ds); int (*write_reg_noack)(void *ctx, u32 addr, u32 data); int vlan_enabled; @@ -91,7 +91,6 @@ struct realtek_ops { int (*detect)(struct realtek_priv *priv); int (*reset_chip)(struct realtek_priv *priv); int (*setup)(struct realtek_priv *priv); - void (*cleanup)(struct realtek_priv *priv); int (*get_mib_counter)(struct realtek_priv *priv, int port, struct rtl8366_mib_counter *mib, @@ -116,8 +115,7 @@ struct realtek_ops { }; struct realtek_variant { - const struct dsa_switch_ops *ds_ops_smi; - const struct dsa_switch_ops *ds_ops_mdio; + const struct dsa_switch_ops *ds_ops; const struct realtek_ops *ops; unsigned int clk_delay; u8 cmd_read; diff --git a/drivers/net/dsa/realtek/rtl8365mb.c b/drivers/net/dsa/realtek/rtl8365mb.c index b072045eb154..12665a8a3412 100644 --- a/drivers/net/dsa/realtek/rtl8365mb.c +++ b/drivers/net/dsa/realtek/rtl8365mb.c @@ -101,6 +101,9 @@ #include <linux/if_vlan.h> #include "realtek.h" +#include "realtek-smi.h" +#include "realtek-mdio.h" +#include "rtl83xx.h" /* Family-specific data and limits */ #define RTL8365MB_PHYADDRMAX 7 @@ -206,10 +209,10 @@ #define RTL8365MB_EXT_PORT_MODE_100FX 13 /* External interface mode configuration registers 0~1 */ -#define RTL8365MB_DIGITAL_INTERFACE_SELECT_REG0 0x1305 /* EXT1 */ +#define RTL8365MB_DIGITAL_INTERFACE_SELECT_REG0 0x1305 /* EXT0,EXT1 */ #define RTL8365MB_DIGITAL_INTERFACE_SELECT_REG1 0x13C3 /* EXT2 */ #define RTL8365MB_DIGITAL_INTERFACE_SELECT_REG(_extint) \ - ((_extint) == 1 ? RTL8365MB_DIGITAL_INTERFACE_SELECT_REG0 : \ + ((_extint) <= 1 ? RTL8365MB_DIGITAL_INTERFACE_SELECT_REG0 : \ (_extint) == 2 ? RTL8365MB_DIGITAL_INTERFACE_SELECT_REG1 : \ 0x0) #define RTL8365MB_DIGITAL_INTERFACE_SELECT_MODE_MASK(_extint) \ @@ -689,7 +692,7 @@ static int rtl8365mb_phy_ocp_read(struct realtek_priv *priv, int phy, u32 val; int ret; - mutex_lock(&priv->map_lock); + rtl83xx_lock(priv); ret = rtl8365mb_phy_poll_busy(priv); if (ret) @@ -722,7 +725,7 @@ static int rtl8365mb_phy_ocp_read(struct realtek_priv *priv, int phy, *data = val & 0xFFFF; out: - mutex_unlock(&priv->map_lock); + rtl83xx_unlock(priv); return ret; } @@ -733,7 +736,7 @@ static int rtl8365mb_phy_ocp_write(struct realtek_priv *priv, int phy, u32 val; int ret; - mutex_lock(&priv->map_lock); + rtl83xx_lock(priv); ret = rtl8365mb_phy_poll_busy(priv); if (ret) @@ -764,7 +767,7 @@ static int rtl8365mb_phy_ocp_write(struct realtek_priv *priv, int phy, goto out; out: - mutex_unlock(&priv->map_lock); + rtl83xx_unlock(priv); return 0; } @@ -825,17 +828,6 @@ static int rtl8365mb_phy_write(struct realtek_priv *priv, int phy, int regnum, return 0; } -static int rtl8365mb_dsa_phy_read(struct dsa_switch *ds, int phy, int regnum) -{ - return rtl8365mb_phy_read(ds->priv, phy, regnum); -} - -static int rtl8365mb_dsa_phy_write(struct dsa_switch *ds, int phy, int regnum, - u16 val) -{ - return rtl8365mb_phy_write(ds->priv, phy, regnum, val); -} - static const struct rtl8365mb_extint * rtl8365mb_get_port_extint(struct realtek_priv *priv, int port) { @@ -878,6 +870,7 @@ static int rtl8365mb_ext_config_rgmii(struct realtek_priv *priv, int port, { const struct rtl8365mb_extint *extint = rtl8365mb_get_port_extint(priv, port); + struct dsa_switch *ds = &priv->ds; struct device_node *dn; struct dsa_port *dp; int tx_delay = 0; @@ -888,7 +881,7 @@ static int rtl8365mb_ext_config_rgmii(struct realtek_priv *priv, int port, if (!extint) return -ENODEV; - dp = dsa_to_port(priv->ds, port); + dp = dsa_to_port(ds, port); dn = dp->dn; /* Set the RGMII TX/RX delay @@ -1541,6 +1534,7 @@ static void rtl8365mb_get_stats64(struct dsa_switch *ds, int port, static void rtl8365mb_stats_setup(struct realtek_priv *priv) { struct rtl8365mb *mb = priv->chip_data; + struct dsa_switch *ds = &priv->ds; int i; /* Per-chip global mutex to protect MIB counter access, since doing @@ -1551,7 +1545,7 @@ static void rtl8365mb_stats_setup(struct realtek_priv *priv) for (i = 0; i < priv->num_ports; i++) { struct rtl8365mb_port *p = &mb->ports[i]; - if (dsa_is_unused_port(priv->ds, i)) + if (dsa_is_unused_port(ds, i)) continue; /* Per-port spinlock to protect the stats64 data */ @@ -1567,12 +1561,13 @@ static void rtl8365mb_stats_setup(struct realtek_priv *priv) static void rtl8365mb_stats_teardown(struct realtek_priv *priv) { struct rtl8365mb *mb = priv->chip_data; + struct dsa_switch *ds = &priv->ds; int i; for (i = 0; i < priv->num_ports; i++) { struct rtl8365mb_port *p = &mb->ports[i]; - if (dsa_is_unused_port(priv->ds, i)) + if (dsa_is_unused_port(ds, i)) continue; cancel_delayed_work_sync(&p->mib_work); @@ -1971,7 +1966,7 @@ static int rtl8365mb_setup(struct dsa_switch *ds) dev_info(priv->dev, "no interrupt support\n"); /* Configure CPU tagging */ - dsa_switch_for_each_cpu_port(cpu_dp, priv->ds) { + dsa_switch_for_each_cpu_port(cpu_dp, ds) { cpu->mask |= BIT(cpu_dp->index); if (cpu->trap_port == RTL8365MB_MAX_NUM_PORTS) @@ -1986,7 +1981,7 @@ static int rtl8365mb_setup(struct dsa_switch *ds) for (i = 0; i < priv->num_ports; i++) { struct rtl8365mb_port *p = &mb->ports[i]; - if (dsa_is_unused_port(priv->ds, i)) + if (dsa_is_unused_port(ds, i)) continue; /* Forward only to the CPU */ @@ -2003,7 +1998,7 @@ static int rtl8365mb_setup(struct dsa_switch *ds) * ports will still forward frames to the CPU despite being * administratively down by default. */ - rtl8365mb_port_stp_state_set(priv->ds, i, BR_STATE_DISABLED); + rtl8365mb_port_stp_state_set(ds, i, BR_STATE_DISABLED); /* Set up per-port private data */ p->priv = priv; @@ -2014,12 +2009,10 @@ static int rtl8365mb_setup(struct dsa_switch *ds) if (ret) goto out_teardown_irq; - if (priv->setup_interface) { - ret = priv->setup_interface(ds); - if (ret) { - dev_err(priv->dev, "could not set up MDIO bus\n"); - goto out_teardown_irq; - } + ret = rtl83xx_setup_user_mdio(ds); + if (ret) { + dev_err(priv->dev, "could not set up MDIO bus\n"); + goto out_teardown_irq; } /* Start statistics counter polling */ @@ -2113,7 +2106,7 @@ static int rtl8365mb_detect(struct realtek_priv *priv) return 0; } -static const struct dsa_switch_ops rtl8365mb_switch_ops_smi = { +static const struct dsa_switch_ops rtl8365mb_switch_ops = { .get_tag_protocol = rtl8365mb_get_tag_protocol, .change_tag_protocol = rtl8365mb_change_tag_protocol, .setup = rtl8365mb_setup, @@ -2134,29 +2127,6 @@ static const struct dsa_switch_ops rtl8365mb_switch_ops_smi = { .port_max_mtu = rtl8365mb_port_max_mtu, }; -static const struct dsa_switch_ops rtl8365mb_switch_ops_mdio = { - .get_tag_protocol = rtl8365mb_get_tag_protocol, - .change_tag_protocol = rtl8365mb_change_tag_protocol, - .setup = rtl8365mb_setup, - .teardown = rtl8365mb_teardown, - .phylink_get_caps = rtl8365mb_phylink_get_caps, - .phylink_mac_config = rtl8365mb_phylink_mac_config, - .phylink_mac_link_down = rtl8365mb_phylink_mac_link_down, - .phylink_mac_link_up = rtl8365mb_phylink_mac_link_up, - .phy_read = rtl8365mb_dsa_phy_read, - .phy_write = rtl8365mb_dsa_phy_write, - .port_stp_state_set = rtl8365mb_port_stp_state_set, - .get_strings = rtl8365mb_get_strings, - .get_ethtool_stats = rtl8365mb_get_ethtool_stats, - .get_sset_count = rtl8365mb_get_sset_count, - .get_eth_phy_stats = rtl8365mb_get_phy_stats, - .get_eth_mac_stats = rtl8365mb_get_mac_stats, - .get_eth_ctrl_stats = rtl8365mb_get_ctrl_stats, - .get_stats64 = rtl8365mb_get_stats64, - .port_change_mtu = rtl8365mb_port_change_mtu, - .port_max_mtu = rtl8365mb_port_max_mtu, -}; - static const struct realtek_ops rtl8365mb_ops = { .detect = rtl8365mb_detect, .phy_read = rtl8365mb_phy_read, @@ -2164,16 +2134,66 @@ static const struct realtek_ops rtl8365mb_ops = { }; const struct realtek_variant rtl8365mb_variant = { - .ds_ops_smi = &rtl8365mb_switch_ops_smi, - .ds_ops_mdio = &rtl8365mb_switch_ops_mdio, + .ds_ops = &rtl8365mb_switch_ops, .ops = &rtl8365mb_ops, .clk_delay = 10, .cmd_read = 0xb9, .cmd_write = 0xb8, .chip_data_sz = sizeof(struct rtl8365mb), }; -EXPORT_SYMBOL_GPL(rtl8365mb_variant); + +static const struct of_device_id rtl8365mb_of_match[] = { + { .compatible = "realtek,rtl8365mb", .data = &rtl8365mb_variant, }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, rtl8365mb_of_match); + +static struct platform_driver rtl8365mb_smi_driver = { + .driver = { + .name = "rtl8365mb-smi", + .of_match_table = rtl8365mb_of_match, + }, + .probe = realtek_smi_probe, + .remove_new = realtek_smi_remove, + .shutdown = realtek_smi_shutdown, +}; + +static struct mdio_driver rtl8365mb_mdio_driver = { + .mdiodrv.driver = { + .name = "rtl8365mb-mdio", + .of_match_table = rtl8365mb_of_match, + }, + .probe = realtek_mdio_probe, + .remove = realtek_mdio_remove, + .shutdown = realtek_mdio_shutdown, +}; + +static int rtl8365mb_init(void) +{ + int ret; + + ret = realtek_mdio_driver_register(&rtl8365mb_mdio_driver); + if (ret) + return ret; + + ret = realtek_smi_driver_register(&rtl8365mb_smi_driver); + if (ret) { + realtek_mdio_driver_unregister(&rtl8365mb_mdio_driver); + return ret; + } + + return 0; +} +module_init(rtl8365mb_init); + +static void __exit rtl8365mb_exit(void) +{ + realtek_smi_driver_unregister(&rtl8365mb_smi_driver); + realtek_mdio_driver_unregister(&rtl8365mb_mdio_driver); +} +module_exit(rtl8365mb_exit); MODULE_AUTHOR("Alvin Å ipraga <alsi@bang-olufsen.dk>"); MODULE_DESCRIPTION("Driver for RTL8365MB-VC ethernet switch"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(REALTEK_DSA); diff --git a/drivers/net/dsa/realtek/rtl8366-core.c b/drivers/net/dsa/realtek/rtl8366-core.c index 59f98d2c8769..7c6520ba3a26 100644 --- a/drivers/net/dsa/realtek/rtl8366-core.c +++ b/drivers/net/dsa/realtek/rtl8366-core.c @@ -34,7 +34,7 @@ int rtl8366_mc_is_used(struct realtek_priv *priv, int mc_index, int *used) return 0; } -EXPORT_SYMBOL_GPL(rtl8366_mc_is_used); +EXPORT_SYMBOL_NS_GPL(rtl8366_mc_is_used, REALTEK_DSA); /** * rtl8366_obtain_mc() - retrieve or allocate a VLAN member configuration @@ -187,7 +187,7 @@ int rtl8366_set_vlan(struct realtek_priv *priv, int vid, u32 member, return ret; } -EXPORT_SYMBOL_GPL(rtl8366_set_vlan); +EXPORT_SYMBOL_NS_GPL(rtl8366_set_vlan, REALTEK_DSA); int rtl8366_set_pvid(struct realtek_priv *priv, unsigned int port, unsigned int vid) @@ -217,7 +217,7 @@ int rtl8366_set_pvid(struct realtek_priv *priv, unsigned int port, return 0; } -EXPORT_SYMBOL_GPL(rtl8366_set_pvid); +EXPORT_SYMBOL_NS_GPL(rtl8366_set_pvid, REALTEK_DSA); int rtl8366_enable_vlan4k(struct realtek_priv *priv, bool enable) { @@ -243,7 +243,7 @@ int rtl8366_enable_vlan4k(struct realtek_priv *priv, bool enable) priv->vlan4k_enabled = enable; return 0; } -EXPORT_SYMBOL_GPL(rtl8366_enable_vlan4k); +EXPORT_SYMBOL_NS_GPL(rtl8366_enable_vlan4k, REALTEK_DSA); int rtl8366_enable_vlan(struct realtek_priv *priv, bool enable) { @@ -265,7 +265,7 @@ int rtl8366_enable_vlan(struct realtek_priv *priv, bool enable) return ret; } -EXPORT_SYMBOL_GPL(rtl8366_enable_vlan); +EXPORT_SYMBOL_NS_GPL(rtl8366_enable_vlan, REALTEK_DSA); int rtl8366_reset_vlan(struct realtek_priv *priv) { @@ -290,7 +290,7 @@ int rtl8366_reset_vlan(struct realtek_priv *priv) return 0; } -EXPORT_SYMBOL_GPL(rtl8366_reset_vlan); +EXPORT_SYMBOL_NS_GPL(rtl8366_reset_vlan, REALTEK_DSA); int rtl8366_vlan_add(struct dsa_switch *ds, int port, const struct switchdev_obj_port_vlan *vlan, @@ -345,7 +345,7 @@ int rtl8366_vlan_add(struct dsa_switch *ds, int port, return 0; } -EXPORT_SYMBOL_GPL(rtl8366_vlan_add); +EXPORT_SYMBOL_NS_GPL(rtl8366_vlan_add, REALTEK_DSA); int rtl8366_vlan_del(struct dsa_switch *ds, int port, const struct switchdev_obj_port_vlan *vlan) @@ -389,7 +389,7 @@ int rtl8366_vlan_del(struct dsa_switch *ds, int port, return 0; } -EXPORT_SYMBOL_GPL(rtl8366_vlan_del); +EXPORT_SYMBOL_NS_GPL(rtl8366_vlan_del, REALTEK_DSA); void rtl8366_get_strings(struct dsa_switch *ds, int port, u32 stringset, uint8_t *data) @@ -403,7 +403,7 @@ void rtl8366_get_strings(struct dsa_switch *ds, int port, u32 stringset, for (i = 0; i < priv->num_mib_counters; i++) ethtool_puts(&data, priv->mib_counters[i].name); } -EXPORT_SYMBOL_GPL(rtl8366_get_strings); +EXPORT_SYMBOL_NS_GPL(rtl8366_get_strings, REALTEK_DSA); int rtl8366_get_sset_count(struct dsa_switch *ds, int port, int sset) { @@ -417,7 +417,7 @@ int rtl8366_get_sset_count(struct dsa_switch *ds, int port, int sset) return priv->num_mib_counters; } -EXPORT_SYMBOL_GPL(rtl8366_get_sset_count); +EXPORT_SYMBOL_NS_GPL(rtl8366_get_sset_count, REALTEK_DSA); void rtl8366_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data) { @@ -441,4 +441,4 @@ void rtl8366_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data) data[i] = mibvalue; } } -EXPORT_SYMBOL_GPL(rtl8366_get_ethtool_stats); +EXPORT_SYMBOL_NS_GPL(rtl8366_get_ethtool_stats, REALTEK_DSA); diff --git a/drivers/net/dsa/realtek/rtl8366rb.c b/drivers/net/dsa/realtek/rtl8366rb.c index e3b6a470ca67..e10ae94cf771 100644 --- a/drivers/net/dsa/realtek/rtl8366rb.c +++ b/drivers/net/dsa/realtek/rtl8366rb.c @@ -23,6 +23,9 @@ #include <linux/regmap.h> #include "realtek.h" +#include "realtek-smi.h" +#include "realtek-mdio.h" +#include "rtl83xx.h" #define RTL8366RB_PORT_NUM_CPU 5 #define RTL8366RB_NUM_PORTS 6 @@ -1030,12 +1033,10 @@ static int rtl8366rb_setup(struct dsa_switch *ds) if (ret) dev_info(priv->dev, "no interrupt support\n"); - if (priv->setup_interface) { - ret = priv->setup_interface(ds); - if (ret) { - dev_err(priv->dev, "could not set up MDIO bus\n"); - return -ENODEV; - } + ret = rtl83xx_setup_user_mdio(ds); + if (ret) { + dev_err(priv->dev, "could not set up MDIO bus\n"); + return -ENODEV; } return 0; @@ -1650,6 +1651,7 @@ static int rtl8366rb_get_mc_index(struct realtek_priv *priv, int port, int *val) static int rtl8366rb_set_mc_index(struct realtek_priv *priv, int port, int index) { + struct dsa_switch *ds = &priv->ds; struct rtl8366rb *rb; bool pvid_enabled; int ret; @@ -1674,7 +1676,7 @@ static int rtl8366rb_set_mc_index(struct realtek_priv *priv, int port, int index * not drop any untagged or C-tagged frames. Make sure to update the * filtering setting. */ - if (dsa_port_is_vlan_filtering(dsa_to_port(priv->ds, port))) + if (dsa_port_is_vlan_filtering(dsa_to_port(ds, port))) ret = rtl8366rb_drop_untagged(priv, port, !pvid_enabled); return ret; @@ -1718,7 +1720,7 @@ static int rtl8366rb_phy_read(struct realtek_priv *priv, int phy, int regnum) if (phy > RTL8366RB_PHY_NO_MAX) return -EINVAL; - mutex_lock(&priv->map_lock); + rtl83xx_lock(priv); ret = regmap_write(priv->map_nolock, RTL8366RB_PHY_ACCESS_CTRL_REG, RTL8366RB_PHY_CTRL_READ); @@ -1746,7 +1748,7 @@ static int rtl8366rb_phy_read(struct realtek_priv *priv, int phy, int regnum) phy, regnum, reg, val); out: - mutex_unlock(&priv->map_lock); + rtl83xx_unlock(priv); return ret; } @@ -1760,7 +1762,7 @@ static int rtl8366rb_phy_write(struct realtek_priv *priv, int phy, int regnum, if (phy > RTL8366RB_PHY_NO_MAX) return -EINVAL; - mutex_lock(&priv->map_lock); + rtl83xx_lock(priv); ret = regmap_write(priv->map_nolock, RTL8366RB_PHY_ACCESS_CTRL_REG, RTL8366RB_PHY_CTRL_WRITE); @@ -1777,22 +1779,11 @@ static int rtl8366rb_phy_write(struct realtek_priv *priv, int phy, int regnum, goto out; out: - mutex_unlock(&priv->map_lock); + rtl83xx_unlock(priv); return ret; } -static int rtl8366rb_dsa_phy_read(struct dsa_switch *ds, int phy, int regnum) -{ - return rtl8366rb_phy_read(ds->priv, phy, regnum); -} - -static int rtl8366rb_dsa_phy_write(struct dsa_switch *ds, int phy, int regnum, - u16 val) -{ - return rtl8366rb_phy_write(ds->priv, phy, regnum, val); -} - static int rtl8366rb_reset_chip(struct realtek_priv *priv) { int timeout = 10; @@ -1858,7 +1849,7 @@ static int rtl8366rb_detect(struct realtek_priv *priv) return 0; } -static const struct dsa_switch_ops rtl8366rb_switch_ops_smi = { +static const struct dsa_switch_ops rtl8366rb_switch_ops = { .get_tag_protocol = rtl8366_get_tag_protocol, .setup = rtl8366rb_setup, .phylink_get_caps = rtl8366rb_phylink_get_caps, @@ -1882,32 +1873,6 @@ static const struct dsa_switch_ops rtl8366rb_switch_ops_smi = { .port_max_mtu = rtl8366rb_max_mtu, }; -static const struct dsa_switch_ops rtl8366rb_switch_ops_mdio = { - .get_tag_protocol = rtl8366_get_tag_protocol, - .setup = rtl8366rb_setup, - .phy_read = rtl8366rb_dsa_phy_read, - .phy_write = rtl8366rb_dsa_phy_write, - .phylink_get_caps = rtl8366rb_phylink_get_caps, - .phylink_mac_link_up = rtl8366rb_mac_link_up, - .phylink_mac_link_down = rtl8366rb_mac_link_down, - .get_strings = rtl8366_get_strings, - .get_ethtool_stats = rtl8366_get_ethtool_stats, - .get_sset_count = rtl8366_get_sset_count, - .port_bridge_join = rtl8366rb_port_bridge_join, - .port_bridge_leave = rtl8366rb_port_bridge_leave, - .port_vlan_filtering = rtl8366rb_vlan_filtering, - .port_vlan_add = rtl8366_vlan_add, - .port_vlan_del = rtl8366_vlan_del, - .port_enable = rtl8366rb_port_enable, - .port_disable = rtl8366rb_port_disable, - .port_pre_bridge_flags = rtl8366rb_port_pre_bridge_flags, - .port_bridge_flags = rtl8366rb_port_bridge_flags, - .port_stp_state_set = rtl8366rb_port_stp_state_set, - .port_fast_age = rtl8366rb_port_fast_age, - .port_change_mtu = rtl8366rb_change_mtu, - .port_max_mtu = rtl8366rb_max_mtu, -}; - static const struct realtek_ops rtl8366rb_ops = { .detect = rtl8366rb_detect, .get_vlan_mc = rtl8366rb_get_vlan_mc, @@ -1925,16 +1890,66 @@ static const struct realtek_ops rtl8366rb_ops = { }; const struct realtek_variant rtl8366rb_variant = { - .ds_ops_smi = &rtl8366rb_switch_ops_smi, - .ds_ops_mdio = &rtl8366rb_switch_ops_mdio, + .ds_ops = &rtl8366rb_switch_ops, .ops = &rtl8366rb_ops, .clk_delay = 10, .cmd_read = 0xa9, .cmd_write = 0xa8, .chip_data_sz = sizeof(struct rtl8366rb), }; -EXPORT_SYMBOL_GPL(rtl8366rb_variant); + +static const struct of_device_id rtl8366rb_of_match[] = { + { .compatible = "realtek,rtl8366rb", .data = &rtl8366rb_variant, }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, rtl8366rb_of_match); + +static struct platform_driver rtl8366rb_smi_driver = { + .driver = { + .name = "rtl8366rb-smi", + .of_match_table = rtl8366rb_of_match, + }, + .probe = realtek_smi_probe, + .remove_new = realtek_smi_remove, + .shutdown = realtek_smi_shutdown, +}; + +static struct mdio_driver rtl8366rb_mdio_driver = { + .mdiodrv.driver = { + .name = "rtl8366rb-mdio", + .of_match_table = rtl8366rb_of_match, + }, + .probe = realtek_mdio_probe, + .remove = realtek_mdio_remove, + .shutdown = realtek_mdio_shutdown, +}; + +static int rtl8366rb_init(void) +{ + int ret; + + ret = realtek_mdio_driver_register(&rtl8366rb_mdio_driver); + if (ret) + return ret; + + ret = realtek_smi_driver_register(&rtl8366rb_smi_driver); + if (ret) { + realtek_mdio_driver_unregister(&rtl8366rb_mdio_driver); + return ret; + } + + return 0; +} +module_init(rtl8366rb_init); + +static void __exit rtl8366rb_exit(void) +{ + realtek_smi_driver_unregister(&rtl8366rb_smi_driver); + realtek_mdio_driver_unregister(&rtl8366rb_mdio_driver); +} +module_exit(rtl8366rb_exit); MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>"); MODULE_DESCRIPTION("Driver for RTL8366RB ethernet switch"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(REALTEK_DSA); diff --git a/drivers/net/dsa/realtek/rtl83xx.c b/drivers/net/dsa/realtek/rtl83xx.c new file mode 100644 index 000000000000..d2e876805393 --- /dev/null +++ b/drivers/net/dsa/realtek/rtl83xx.c @@ -0,0 +1,335 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <linux/module.h> +#include <linux/regmap.h> +#include <linux/of_mdio.h> + +#include "realtek.h" +#include "rtl83xx.h" + +/** + * rtl83xx_lock() - Locks the mutex used by regmaps + * @ctx: realtek_priv pointer + * + * This function is passed to regmap to be used as the lock function. + * It is also used externally to block regmap before executing multiple + * operations that must happen in sequence (which will use + * realtek_priv.map_nolock instead). + * + * Context: Can sleep. Holds priv->map_lock lock. + * Return: nothing + */ +void rtl83xx_lock(void *ctx) +{ + struct realtek_priv *priv = ctx; + + mutex_lock(&priv->map_lock); +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_lock, REALTEK_DSA); + +/** + * rtl83xx_unlock() - Unlocks the mutex used by regmaps + * @ctx: realtek_priv pointer + * + * This function unlocks the lock acquired by rtl83xx_lock. + * + * Context: Releases priv->map_lock lock. + * Return: nothing + */ +void rtl83xx_unlock(void *ctx) +{ + struct realtek_priv *priv = ctx; + + mutex_unlock(&priv->map_lock); +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_unlock, REALTEK_DSA); + +static int rtl83xx_user_mdio_read(struct mii_bus *bus, int addr, int regnum) +{ + struct realtek_priv *priv = bus->priv; + + return priv->ops->phy_read(priv, addr, regnum); +} + +static int rtl83xx_user_mdio_write(struct mii_bus *bus, int addr, int regnum, + u16 val) +{ + struct realtek_priv *priv = bus->priv; + + return priv->ops->phy_write(priv, addr, regnum, val); +} + +/** + * rtl83xx_setup_user_mdio() - register the user mii bus driver + * @ds: DSA switch associated with this user_mii_bus + * + * Registers the MDIO bus for built-in Ethernet PHYs, and associates it with + * the mandatory 'mdio' child OF node of the switch. + * + * Context: Can sleep. + * Return: 0 on success, negative value for failure. + */ +int rtl83xx_setup_user_mdio(struct dsa_switch *ds) +{ + struct realtek_priv *priv = ds->priv; + struct device_node *mdio_np; + struct mii_bus *bus; + int ret = 0; + + mdio_np = of_get_child_by_name(priv->dev->of_node, "mdio"); + if (!mdio_np) { + dev_err(priv->dev, "no MDIO bus node\n"); + return -ENODEV; + } + + bus = devm_mdiobus_alloc(priv->dev); + if (!bus) { + ret = -ENOMEM; + goto err_put_node; + } + + bus->priv = priv; + bus->name = "Realtek user MII"; + bus->read = rtl83xx_user_mdio_read; + bus->write = rtl83xx_user_mdio_write; + snprintf(bus->id, MII_BUS_ID_SIZE, "%s:user_mii", dev_name(priv->dev)); + bus->parent = priv->dev; + + ret = devm_of_mdiobus_register(priv->dev, bus, mdio_np); + if (ret) { + dev_err(priv->dev, "unable to register MDIO bus %s\n", + bus->id); + goto err_put_node; + } + + priv->user_mii_bus = bus; + +err_put_node: + of_node_put(mdio_np); + + return ret; +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_setup_user_mdio, REALTEK_DSA); + +/** + * rtl83xx_probe() - probe a Realtek switch + * @dev: the device being probed + * @interface_info: specific management interface info. + * + * This function initializes realtek_priv and reads data from the device tree + * node. The switch is hard resetted if a method is provided. + * + * Context: Can sleep. + * Return: Pointer to the realtek_priv or ERR_PTR() in case of failure. + * + * The realtek_priv pointer does not need to be freed as it is controlled by + * devres. + */ +struct realtek_priv * +rtl83xx_probe(struct device *dev, + const struct realtek_interface_info *interface_info) +{ + const struct realtek_variant *var; + struct realtek_priv *priv; + struct regmap_config rc = { + .reg_bits = 10, /* A4..A0 R4..R0 */ + .val_bits = 16, + .reg_stride = 1, + .max_register = 0xffff, + .reg_format_endian = REGMAP_ENDIAN_BIG, + .reg_read = interface_info->reg_read, + .reg_write = interface_info->reg_write, + .cache_type = REGCACHE_NONE, + .lock = rtl83xx_lock, + .unlock = rtl83xx_unlock, + }; + int ret; + + var = of_device_get_match_data(dev); + if (!var) + return ERR_PTR(-EINVAL); + + priv = devm_kzalloc(dev, size_add(sizeof(*priv), var->chip_data_sz), + GFP_KERNEL); + if (!priv) + return ERR_PTR(-ENOMEM); + + mutex_init(&priv->map_lock); + + rc.lock_arg = priv; + priv->map = devm_regmap_init(dev, NULL, priv, &rc); + if (IS_ERR(priv->map)) { + ret = PTR_ERR(priv->map); + dev_err(dev, "regmap init failed: %d\n", ret); + return ERR_PTR(ret); + } + + rc.disable_locking = true; + priv->map_nolock = devm_regmap_init(dev, NULL, priv, &rc); + if (IS_ERR(priv->map_nolock)) { + ret = PTR_ERR(priv->map_nolock); + dev_err(dev, "regmap init failed: %d\n", ret); + return ERR_PTR(ret); + } + + /* Link forward and backward */ + priv->dev = dev; + priv->variant = var; + priv->ops = var->ops; + priv->chip_data = (void *)priv + sizeof(*priv); + + spin_lock_init(&priv->lock); + + priv->leds_disabled = of_property_read_bool(dev->of_node, + "realtek,disable-leds"); + + /* TODO: if power is software controlled, set up any regulators here */ + priv->reset_ctl = devm_reset_control_get_optional(dev, NULL); + if (IS_ERR(priv->reset_ctl)) { + ret = PTR_ERR(priv->reset_ctl); + dev_err_probe(dev, ret, "failed to get reset control\n"); + return ERR_CAST(priv->reset_ctl); + } + + priv->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(priv->reset)) { + dev_err(dev, "failed to get RESET GPIO\n"); + return ERR_CAST(priv->reset); + } + + dev_set_drvdata(dev, priv); + + if (priv->reset_ctl || priv->reset) { + rtl83xx_reset_assert(priv); + dev_dbg(dev, "asserted RESET\n"); + msleep(REALTEK_HW_STOP_DELAY); + rtl83xx_reset_deassert(priv); + msleep(REALTEK_HW_START_DELAY); + dev_dbg(dev, "deasserted RESET\n"); + } + + return priv; +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_probe, REALTEK_DSA); + +/** + * rtl83xx_register_switch() - detects and register a switch + * @priv: realtek_priv pointer + * + * This function first checks the switch chip ID and register a DSA + * switch. + * + * Context: Can sleep. Takes and releases priv->map_lock. + * Return: 0 on success, negative value for failure. + */ +int rtl83xx_register_switch(struct realtek_priv *priv) +{ + struct dsa_switch *ds = &priv->ds; + int ret; + + ret = priv->ops->detect(priv); + if (ret) { + dev_err_probe(priv->dev, ret, "unable to detect switch\n"); + return ret; + } + + ds->priv = priv; + ds->dev = priv->dev; + ds->ops = priv->variant->ds_ops; + ds->num_ports = priv->num_ports; + + ret = dsa_register_switch(ds); + if (ret) { + dev_err_probe(priv->dev, ret, "unable to register switch\n"); + return ret; + } + + return 0; +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_register_switch, REALTEK_DSA); + +/** + * rtl83xx_unregister_switch() - unregister a switch + * @priv: realtek_priv pointer + * + * This function unregister a DSA switch. + * + * Context: Can sleep. + * Return: Nothing. + */ +void rtl83xx_unregister_switch(struct realtek_priv *priv) +{ + struct dsa_switch *ds = &priv->ds; + + dsa_unregister_switch(ds); +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_unregister_switch, REALTEK_DSA); + +/** + * rtl83xx_shutdown() - shutdown a switch + * @priv: realtek_priv pointer + * + * This function shuts down the DSA switch and cleans the platform driver data, + * to prevent realtek_{smi,mdio}_remove() from running afterwards, which is + * possible if the parent bus implements its own .shutdown() as .remove(). + * + * Context: Can sleep. + * Return: Nothing. + */ +void rtl83xx_shutdown(struct realtek_priv *priv) +{ + struct dsa_switch *ds = &priv->ds; + + dsa_switch_shutdown(ds); + + dev_set_drvdata(priv->dev, NULL); +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_shutdown, REALTEK_DSA); + +/** + * rtl83xx_remove() - Cleanup a realtek switch driver + * @priv: realtek_priv pointer + * + * If a method is provided, this function asserts the hard reset of the switch + * in order to avoid leaking traffic when the driver is gone. + * + * Context: Might sleep if priv->gdev->chip->can_sleep. + * Return: nothing + */ +void rtl83xx_remove(struct realtek_priv *priv) +{ + /* leave the device reset asserted */ + rtl83xx_reset_assert(priv); +} +EXPORT_SYMBOL_NS_GPL(rtl83xx_remove, REALTEK_DSA); + +void rtl83xx_reset_assert(struct realtek_priv *priv) +{ + int ret; + + ret = reset_control_assert(priv->reset_ctl); + if (ret) + dev_warn(priv->dev, + "Failed to assert the switch reset control: %pe\n", + ERR_PTR(ret)); + + gpiod_set_value(priv->reset, true); +} + +void rtl83xx_reset_deassert(struct realtek_priv *priv) +{ + int ret; + + ret = reset_control_deassert(priv->reset_ctl); + if (ret) + dev_warn(priv->dev, + "Failed to deassert the switch reset control: %pe\n", + ERR_PTR(ret)); + + gpiod_set_value(priv->reset, false); +} + +MODULE_AUTHOR("Luiz Angelo Daros de Luca <luizluca@gmail.com>"); +MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>"); +MODULE_DESCRIPTION("Realtek DSA switches common module"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/dsa/realtek/rtl83xx.h b/drivers/net/dsa/realtek/rtl83xx.h new file mode 100644 index 000000000000..c8a0ff8fd75e --- /dev/null +++ b/drivers/net/dsa/realtek/rtl83xx.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +#ifndef _RTL83XX_H +#define _RTL83XX_H + +struct realtek_interface_info { + int (*reg_read)(void *ctx, u32 reg, u32 *val); + int (*reg_write)(void *ctx, u32 reg, u32 val); +}; + +void rtl83xx_lock(void *ctx); +void rtl83xx_unlock(void *ctx); +int rtl83xx_setup_user_mdio(struct dsa_switch *ds); +struct realtek_priv * +rtl83xx_probe(struct device *dev, + const struct realtek_interface_info *interface_info); +int rtl83xx_register_switch(struct realtek_priv *priv); +void rtl83xx_unregister_switch(struct realtek_priv *priv); +void rtl83xx_shutdown(struct realtek_priv *priv); +void rtl83xx_remove(struct realtek_priv *priv); +void rtl83xx_reset_assert(struct realtek_priv *priv); +void rtl83xx_reset_deassert(struct realtek_priv *priv); + +#endif /* _RTL83XX_H */ diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c index 768454aa36d6..d29b5d7af0d7 100644 --- a/drivers/net/dummy.c +++ b/drivers/net/dummy.c @@ -67,18 +67,12 @@ static netdev_tx_t dummy_xmit(struct sk_buff *skb, struct net_device *dev) static int dummy_dev_init(struct net_device *dev) { - dev->lstats = netdev_alloc_pcpu_stats(struct pcpu_lstats); - if (!dev->lstats) - return -ENOMEM; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_LSTATS; + netdev_lockdep_set_classes(dev); return 0; } -static void dummy_dev_uninit(struct net_device *dev) -{ - free_percpu(dev->lstats); -} - static int dummy_change_carrier(struct net_device *dev, bool new_carrier) { if (new_carrier) @@ -90,7 +84,6 @@ static int dummy_change_carrier(struct net_device *dev, bool new_carrier) static const struct net_device_ops dummy_netdev_ops = { .ndo_init = dummy_dev_init, - .ndo_uninit = dummy_dev_uninit, .ndo_start_xmit = dummy_xmit, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = set_multicast_list, diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index 5a274b99f299..6a19b5393ed1 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -15,9 +15,6 @@ if ETHERNET config MDIO tristate -config SUNGEM_PHY - tristate - source "drivers/net/ethernet/3com/Kconfig" source "drivers/net/ethernet/actions/Kconfig" source "drivers/net/ethernet/adaptec/Kconfig" diff --git a/drivers/net/ethernet/adi/Kconfig b/drivers/net/ethernet/adi/Kconfig index da3bdd302502..760a9a60bc15 100644 --- a/drivers/net/ethernet/adi/Kconfig +++ b/drivers/net/ethernet/adi/Kconfig @@ -21,6 +21,7 @@ config ADIN1110 tristate "Analog Devices ADIN1110 MAC-PHY" depends on SPI && NET_SWITCHDEV select CRC8 + select PHYLIB help Say yes here to build support for Analog Devices ADIN1110 Low Power 10BASE-T1L Ethernet MAC-PHY. diff --git a/drivers/net/ethernet/adi/adin1110.c b/drivers/net/ethernet/adi/adin1110.c index d7c274af6d4d..8b4ef5121308 100644 --- a/drivers/net/ethernet/adi/adin1110.c +++ b/drivers/net/ethernet/adi/adin1110.c @@ -464,8 +464,9 @@ static int adin1110_mdio_read(struct mii_bus *bus, int phy_id, int reg) * bitfield of ADIN1110_MDIOACC register will contain * the requested register value. */ - ret = readx_poll_timeout(adin1110_read_mdio_acc, priv, val, - (val & ADIN1110_MDIO_TRDONE), 10000, 30000); + ret = readx_poll_timeout_atomic(adin1110_read_mdio_acc, priv, val, + (val & ADIN1110_MDIO_TRDONE), + 100, 30000); if (ret < 0) return ret; @@ -495,8 +496,9 @@ static int adin1110_mdio_write(struct mii_bus *bus, int phy_id, if (ret < 0) return ret; - return readx_poll_timeout(adin1110_read_mdio_acc, priv, val, - (val & ADIN1110_MDIO_TRDONE), 10000, 30000); + return readx_poll_timeout_atomic(adin1110_read_mdio_acc, priv, val, + (val & ADIN1110_MDIO_TRDONE), + 100, 30000); } /* ADIN1110 MAC-PHY contains an ADIN1100 PHY. diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c index 633b321d7fdd..9e9e4a03f1a8 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -90,8 +90,7 @@ static int ena_com_admin_init_sq(struct ena_com_admin_queue *admin_queue) struct ena_com_admin_sq *sq = &admin_queue->sq; u16 size = ADMIN_SQ_SIZE(admin_queue->q_depth); - sq->entries = dma_alloc_coherent(admin_queue->q_dmadev, size, - &sq->dma_addr, GFP_KERNEL); + sq->entries = dma_alloc_coherent(admin_queue->q_dmadev, size, &sq->dma_addr, GFP_KERNEL); if (!sq->entries) { netdev_err(ena_dev->net_device, "Memory allocation failed\n"); @@ -113,8 +112,7 @@ static int ena_com_admin_init_cq(struct ena_com_admin_queue *admin_queue) struct ena_com_admin_cq *cq = &admin_queue->cq; u16 size = ADMIN_CQ_SIZE(admin_queue->q_depth); - cq->entries = dma_alloc_coherent(admin_queue->q_dmadev, size, - &cq->dma_addr, GFP_KERNEL); + cq->entries = dma_alloc_coherent(admin_queue->q_dmadev, size, &cq->dma_addr, GFP_KERNEL); if (!cq->entries) { netdev_err(ena_dev->net_device, "Memory allocation failed\n"); @@ -136,8 +134,7 @@ static int ena_com_admin_init_aenq(struct ena_com_dev *ena_dev, ena_dev->aenq.q_depth = ENA_ASYNC_QUEUE_DEPTH; size = ADMIN_AENQ_SIZE(ENA_ASYNC_QUEUE_DEPTH); - aenq->entries = dma_alloc_coherent(ena_dev->dmadev, size, - &aenq->dma_addr, GFP_KERNEL); + aenq->entries = dma_alloc_coherent(ena_dev->dmadev, size, &aenq->dma_addr, GFP_KERNEL); if (!aenq->entries) { netdev_err(ena_dev->net_device, "Memory allocation failed\n"); @@ -155,14 +152,13 @@ static int ena_com_admin_init_aenq(struct ena_com_dev *ena_dev, aenq_caps = 0; aenq_caps |= ena_dev->aenq.q_depth & ENA_REGS_AENQ_CAPS_AENQ_DEPTH_MASK; - aenq_caps |= (sizeof(struct ena_admin_aenq_entry) - << ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_SHIFT) & - ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_MASK; + aenq_caps |= + (sizeof(struct ena_admin_aenq_entry) << ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_SHIFT) & + ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_MASK; writel(aenq_caps, ena_dev->reg_bar + ENA_REGS_AENQ_CAPS_OFF); if (unlikely(!aenq_handlers)) { - netdev_err(ena_dev->net_device, - "AENQ handlers pointer is NULL\n"); + netdev_err(ena_dev->net_device, "AENQ handlers pointer is NULL\n"); return -EINVAL; } @@ -189,14 +185,12 @@ static struct ena_comp_ctx *get_comp_ctxt(struct ena_com_admin_queue *admin_queu } if (unlikely(!admin_queue->comp_ctx)) { - netdev_err(admin_queue->ena_dev->net_device, - "Completion context is NULL\n"); + netdev_err(admin_queue->ena_dev->net_device, "Completion context is NULL\n"); return NULL; } if (unlikely(admin_queue->comp_ctx[command_id].occupied && capture)) { - netdev_err(admin_queue->ena_dev->net_device, - "Completion context is occupied\n"); + netdev_err(admin_queue->ena_dev->net_device, "Completion context is occupied\n"); return NULL; } @@ -226,8 +220,7 @@ static struct ena_comp_ctx *__ena_com_submit_admin_cmd(struct ena_com_admin_queu /* In case of queue FULL */ cnt = (u16)atomic_read(&admin_queue->outstanding_cmds); if (cnt >= admin_queue->q_depth) { - netdev_dbg(admin_queue->ena_dev->net_device, - "Admin queue is full.\n"); + netdev_dbg(admin_queue->ena_dev->net_device, "Admin queue is full.\n"); admin_queue->stats.out_of_space++; return ERR_PTR(-ENOSPC); } @@ -274,8 +267,7 @@ static int ena_com_init_comp_ctxt(struct ena_com_admin_queue *admin_queue) struct ena_comp_ctx *comp_ctx; u16 i; - admin_queue->comp_ctx = - devm_kzalloc(admin_queue->q_dmadev, size, GFP_KERNEL); + admin_queue->comp_ctx = devm_kzalloc(admin_queue->q_dmadev, size, GFP_KERNEL); if (unlikely(!admin_queue->comp_ctx)) { netdev_err(ena_dev->net_device, "Memory allocation failed\n"); return -ENOMEM; @@ -336,20 +328,17 @@ static int ena_com_init_io_sq(struct ena_com_dev *ena_dev, dev_node = dev_to_node(ena_dev->dmadev); set_dev_node(ena_dev->dmadev, ctx->numa_node); io_sq->desc_addr.virt_addr = - dma_alloc_coherent(ena_dev->dmadev, size, - &io_sq->desc_addr.phys_addr, + dma_alloc_coherent(ena_dev->dmadev, size, &io_sq->desc_addr.phys_addr, GFP_KERNEL); set_dev_node(ena_dev->dmadev, dev_node); if (!io_sq->desc_addr.virt_addr) { io_sq->desc_addr.virt_addr = dma_alloc_coherent(ena_dev->dmadev, size, - &io_sq->desc_addr.phys_addr, - GFP_KERNEL); + &io_sq->desc_addr.phys_addr, GFP_KERNEL); } if (!io_sq->desc_addr.virt_addr) { - netdev_err(ena_dev->net_device, - "Memory allocation failed\n"); + netdev_err(ena_dev->net_device, "Memory allocation failed\n"); return -ENOMEM; } } @@ -367,16 +356,14 @@ static int ena_com_init_io_sq(struct ena_com_dev *ena_dev, dev_node = dev_to_node(ena_dev->dmadev); set_dev_node(ena_dev->dmadev, ctx->numa_node); - io_sq->bounce_buf_ctrl.base_buffer = - devm_kzalloc(ena_dev->dmadev, size, GFP_KERNEL); + io_sq->bounce_buf_ctrl.base_buffer = devm_kzalloc(ena_dev->dmadev, size, GFP_KERNEL); set_dev_node(ena_dev->dmadev, dev_node); if (!io_sq->bounce_buf_ctrl.base_buffer) io_sq->bounce_buf_ctrl.base_buffer = devm_kzalloc(ena_dev->dmadev, size, GFP_KERNEL); if (!io_sq->bounce_buf_ctrl.base_buffer) { - netdev_err(ena_dev->net_device, - "Bounce buffer memory allocation failed\n"); + netdev_err(ena_dev->net_device, "Bounce buffer memory allocation failed\n"); return -ENOMEM; } @@ -425,13 +412,11 @@ static int ena_com_init_io_cq(struct ena_com_dev *ena_dev, prev_node = dev_to_node(ena_dev->dmadev); set_dev_node(ena_dev->dmadev, ctx->numa_node); io_cq->cdesc_addr.virt_addr = - dma_alloc_coherent(ena_dev->dmadev, size, - &io_cq->cdesc_addr.phys_addr, GFP_KERNEL); + dma_alloc_coherent(ena_dev->dmadev, size, &io_cq->cdesc_addr.phys_addr, GFP_KERNEL); set_dev_node(ena_dev->dmadev, prev_node); if (!io_cq->cdesc_addr.virt_addr) { io_cq->cdesc_addr.virt_addr = - dma_alloc_coherent(ena_dev->dmadev, size, - &io_cq->cdesc_addr.phys_addr, + dma_alloc_coherent(ena_dev->dmadev, size, &io_cq->cdesc_addr.phys_addr, GFP_KERNEL); } @@ -514,8 +499,8 @@ static int ena_com_comp_status_to_errno(struct ena_com_admin_queue *admin_queue, u8 comp_status) { if (unlikely(comp_status != 0)) - netdev_err(admin_queue->ena_dev->net_device, - "Admin command failed[%u]\n", comp_status); + netdev_err(admin_queue->ena_dev->net_device, "Admin command failed[%u]\n", + comp_status); switch (comp_status) { case ENA_ADMIN_SUCCESS: @@ -580,8 +565,7 @@ static int ena_com_wait_and_process_admin_cq_polling(struct ena_comp_ctx *comp_c } if (unlikely(comp_ctx->status == ENA_CMD_ABORTED)) { - netdev_err(admin_queue->ena_dev->net_device, - "Command was aborted\n"); + netdev_err(admin_queue->ena_dev->net_device, "Command was aborted\n"); spin_lock_irqsave(&admin_queue->q_lock, flags); admin_queue->stats.aborted_cmd++; spin_unlock_irqrestore(&admin_queue->q_lock, flags); @@ -589,8 +573,7 @@ static int ena_com_wait_and_process_admin_cq_polling(struct ena_comp_ctx *comp_c goto err; } - WARN(comp_ctx->status != ENA_CMD_COMPLETED, "Invalid comp status %d\n", - comp_ctx->status); + WARN(comp_ctx->status != ENA_CMD_COMPLETED, "Invalid comp status %d\n", comp_ctx->status); ret = ena_com_comp_status_to_errno(admin_queue, comp_ctx->comp_status); err: @@ -634,8 +617,7 @@ static int ena_com_set_llq(struct ena_com_dev *ena_dev) sizeof(resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to set LLQ configurations: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to set LLQ configurations: %d\n", ret); return ret; } @@ -658,8 +640,7 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev, llq_default_cfg->llq_header_location; } else { netdev_err(ena_dev->net_device, - "Invalid header location control, supported: 0x%x\n", - supported_feat); + "Invalid header location control, supported: 0x%x\n", supported_feat); return -EINVAL; } @@ -681,8 +662,8 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev, netdev_err(ena_dev->net_device, "Default llq stride ctrl is not supported, performing fallback, default: 0x%x, supported: 0x%x, used: 0x%x\n", - llq_default_cfg->llq_stride_ctrl, - supported_feat, llq_info->desc_stride_ctrl); + llq_default_cfg->llq_stride_ctrl, supported_feat, + llq_info->desc_stride_ctrl); } } else { llq_info->desc_stride_ctrl = 0; @@ -704,8 +685,7 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev, llq_info->desc_list_entry_size = 256; } else { netdev_err(ena_dev->net_device, - "Invalid entry_size_ctrl, supported: 0x%x\n", - supported_feat); + "Invalid entry_size_ctrl, supported: 0x%x\n", supported_feat); return -EINVAL; } @@ -750,8 +730,8 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev, netdev_err(ena_dev->net_device, "Default llq num descs before header is not supported, performing fallback, default: 0x%x, supported: 0x%x, used: 0x%x\n", - llq_default_cfg->llq_num_decs_before_header, - supported_feat, llq_info->descs_num_before_header); + llq_default_cfg->llq_num_decs_before_header, supported_feat, + llq_info->descs_num_before_header); } /* Check for accelerated queue supported */ llq_accel_mode_get = llq_features->accel_mode.u.get; @@ -767,8 +747,7 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev, rc = ena_com_set_llq(ena_dev); if (rc) - netdev_err(ena_dev->net_device, - "Cannot set LLQ configuration: %d\n", rc); + netdev_err(ena_dev->net_device, "Cannot set LLQ configuration: %d\n", rc); return rc; } @@ -780,8 +759,7 @@ static int ena_com_wait_and_process_admin_cq_interrupts(struct ena_comp_ctx *com int ret; wait_for_completion_timeout(&comp_ctx->wait_event, - usecs_to_jiffies( - admin_queue->completion_timeout)); + usecs_to_jiffies(admin_queue->completion_timeout)); /* In case the command wasn't completed find out the root cause. * There might be 2 kinds of errors @@ -797,8 +775,7 @@ static int ena_com_wait_and_process_admin_cq_interrupts(struct ena_comp_ctx *com if (comp_ctx->status == ENA_CMD_COMPLETED) { netdev_err(admin_queue->ena_dev->net_device, "The ena device sent a completion but the driver didn't receive a MSI-X interrupt (cmd %d), autopolling mode is %s\n", - comp_ctx->cmd_opcode, - admin_queue->auto_polling ? "ON" : "OFF"); + comp_ctx->cmd_opcode, admin_queue->auto_polling ? "ON" : "OFF"); /* Check if fallback to polling is enabled */ if (admin_queue->auto_polling) admin_queue->polling = true; @@ -867,15 +844,13 @@ static u32 ena_com_reg_bar_read32(struct ena_com_dev *ena_dev, u16 offset) if (unlikely(i == timeout)) { netdev_err(ena_dev->net_device, "Reading reg failed for timeout. expected: req id[%u] offset[%u] actual: req id[%u] offset[%u]\n", - mmio_read->seq_num, offset, read_resp->req_id, - read_resp->reg_off); + mmio_read->seq_num, offset, read_resp->req_id, read_resp->reg_off); ret = ENA_MMIO_READ_TIMEOUT; goto err; } if (read_resp->reg_off != offset) { - netdev_err(ena_dev->net_device, - "Read failure: wrong offset provided\n"); + netdev_err(ena_dev->net_device, "Read failure: wrong offset provided\n"); ret = ENA_MMIO_READ_TIMEOUT; } else { ret = read_resp->reg_val; @@ -934,8 +909,7 @@ static int ena_com_destroy_io_sq(struct ena_com_dev *ena_dev, sizeof(destroy_resp)); if (unlikely(ret && (ret != -ENODEV))) - netdev_err(ena_dev->net_device, - "Failed to destroy io sq error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to destroy io sq error: %d\n", ret); return ret; } @@ -949,8 +923,7 @@ static void ena_com_io_queue_free(struct ena_com_dev *ena_dev, if (io_cq->cdesc_addr.virt_addr) { size = io_cq->cdesc_entry_size_in_bytes * io_cq->q_depth; - dma_free_coherent(ena_dev->dmadev, size, - io_cq->cdesc_addr.virt_addr, + dma_free_coherent(ena_dev->dmadev, size, io_cq->cdesc_addr.virt_addr, io_cq->cdesc_addr.phys_addr); io_cq->cdesc_addr.virt_addr = NULL; @@ -959,8 +932,7 @@ static void ena_com_io_queue_free(struct ena_com_dev *ena_dev, if (io_sq->desc_addr.virt_addr) { size = io_sq->desc_entry_size * io_sq->q_depth; - dma_free_coherent(ena_dev->dmadev, size, - io_sq->desc_addr.virt_addr, + dma_free_coherent(ena_dev->dmadev, size, io_sq->desc_addr.virt_addr, io_sq->desc_addr.phys_addr); io_sq->desc_addr.virt_addr = NULL; @@ -985,8 +957,7 @@ static int wait_for_reset_state(struct ena_com_dev *ena_dev, u32 timeout, val = ena_com_reg_bar_read32(ena_dev, ENA_REGS_DEV_STS_OFF); if (unlikely(val == ENA_MMIO_READ_TIMEOUT)) { - netdev_err(ena_dev->net_device, - "Reg read timeout occurred\n"); + netdev_err(ena_dev->net_device, "Reg read timeout occurred\n"); return -ETIME; } @@ -1026,8 +997,7 @@ static int ena_com_get_feature_ex(struct ena_com_dev *ena_dev, int ret; if (!ena_com_check_supported_feature_id(ena_dev, feature_id)) { - netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", - feature_id); + netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", feature_id); return -EOPNOTSUPP; } @@ -1064,8 +1034,7 @@ static int ena_com_get_feature_ex(struct ena_com_dev *ena_dev, if (unlikely(ret)) netdev_err(ena_dev->net_device, - "Failed to submit get_feature command %d error: %d\n", - feature_id, ret); + "Failed to submit get_feature command %d error: %d\n", feature_id, ret); return ret; } @@ -1104,13 +1073,11 @@ static int ena_com_hash_key_allocate(struct ena_com_dev *ena_dev) { struct ena_rss *rss = &ena_dev->rss; - if (!ena_com_check_supported_feature_id(ena_dev, - ENA_ADMIN_RSS_HASH_FUNCTION)) + if (!ena_com_check_supported_feature_id(ena_dev, ENA_ADMIN_RSS_HASH_FUNCTION)) return -EOPNOTSUPP; - rss->hash_key = - dma_alloc_coherent(ena_dev->dmadev, sizeof(*rss->hash_key), - &rss->hash_key_dma_addr, GFP_KERNEL); + rss->hash_key = dma_alloc_coherent(ena_dev->dmadev, sizeof(*rss->hash_key), + &rss->hash_key_dma_addr, GFP_KERNEL); if (unlikely(!rss->hash_key)) return -ENOMEM; @@ -1123,8 +1090,8 @@ static void ena_com_hash_key_destroy(struct ena_com_dev *ena_dev) struct ena_rss *rss = &ena_dev->rss; if (rss->hash_key) - dma_free_coherent(ena_dev->dmadev, sizeof(*rss->hash_key), - rss->hash_key, rss->hash_key_dma_addr); + dma_free_coherent(ena_dev->dmadev, sizeof(*rss->hash_key), rss->hash_key, + rss->hash_key_dma_addr); rss->hash_key = NULL; } @@ -1132,9 +1099,8 @@ static int ena_com_hash_ctrl_init(struct ena_com_dev *ena_dev) { struct ena_rss *rss = &ena_dev->rss; - rss->hash_ctrl = - dma_alloc_coherent(ena_dev->dmadev, sizeof(*rss->hash_ctrl), - &rss->hash_ctrl_dma_addr, GFP_KERNEL); + rss->hash_ctrl = dma_alloc_coherent(ena_dev->dmadev, sizeof(*rss->hash_ctrl), + &rss->hash_ctrl_dma_addr, GFP_KERNEL); if (unlikely(!rss->hash_ctrl)) return -ENOMEM; @@ -1147,8 +1113,8 @@ static void ena_com_hash_ctrl_destroy(struct ena_com_dev *ena_dev) struct ena_rss *rss = &ena_dev->rss; if (rss->hash_ctrl) - dma_free_coherent(ena_dev->dmadev, sizeof(*rss->hash_ctrl), - rss->hash_ctrl, rss->hash_ctrl_dma_addr); + dma_free_coherent(ena_dev->dmadev, sizeof(*rss->hash_ctrl), rss->hash_ctrl, + rss->hash_ctrl_dma_addr); rss->hash_ctrl = NULL; } @@ -1177,15 +1143,13 @@ static int ena_com_indirect_table_allocate(struct ena_com_dev *ena_dev, tbl_size = (1ULL << log_size) * sizeof(struct ena_admin_rss_ind_table_entry); - rss->rss_ind_tbl = - dma_alloc_coherent(ena_dev->dmadev, tbl_size, - &rss->rss_ind_tbl_dma_addr, GFP_KERNEL); + rss->rss_ind_tbl = dma_alloc_coherent(ena_dev->dmadev, tbl_size, &rss->rss_ind_tbl_dma_addr, + GFP_KERNEL); if (unlikely(!rss->rss_ind_tbl)) goto mem_err1; tbl_size = (1ULL << log_size) * sizeof(u16); - rss->host_rss_ind_tbl = - devm_kzalloc(ena_dev->dmadev, tbl_size, GFP_KERNEL); + rss->host_rss_ind_tbl = devm_kzalloc(ena_dev->dmadev, tbl_size, GFP_KERNEL); if (unlikely(!rss->host_rss_ind_tbl)) goto mem_err2; @@ -1197,8 +1161,7 @@ mem_err2: tbl_size = (1ULL << log_size) * sizeof(struct ena_admin_rss_ind_table_entry); - dma_free_coherent(ena_dev->dmadev, tbl_size, rss->rss_ind_tbl, - rss->rss_ind_tbl_dma_addr); + dma_free_coherent(ena_dev->dmadev, tbl_size, rss->rss_ind_tbl, rss->rss_ind_tbl_dma_addr); rss->rss_ind_tbl = NULL; mem_err1: rss->tbl_log_size = 0; @@ -1261,8 +1224,7 @@ static int ena_com_create_io_sq(struct ena_com_dev *ena_dev, &create_cmd.sq_ba, io_sq->desc_addr.phys_addr); if (unlikely(ret)) { - netdev_err(ena_dev->net_device, - "Memory address set failed\n"); + netdev_err(ena_dev->net_device, "Memory address set failed\n"); return ret; } } @@ -1273,8 +1235,7 @@ static int ena_com_create_io_sq(struct ena_com_dev *ena_dev, (struct ena_admin_acq_entry *)&cmd_completion, sizeof(cmd_completion)); if (unlikely(ret)) { - netdev_err(ena_dev->net_device, - "Failed to create IO SQ. error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to create IO SQ. error: %d\n", ret); return ret; } @@ -1284,16 +1245,12 @@ static int ena_com_create_io_sq(struct ena_com_dev *ena_dev, (uintptr_t)cmd_completion.sq_doorbell_offset); if (io_sq->mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV) { - io_sq->header_addr = (u8 __iomem *)((uintptr_t)ena_dev->mem_bar - + cmd_completion.llq_headers_offset); - io_sq->desc_addr.pbuf_dev_addr = (u8 __iomem *)((uintptr_t)ena_dev->mem_bar + cmd_completion.llq_descriptors_offset); } - netdev_dbg(ena_dev->net_device, "Created sq[%u], depth[%u]\n", - io_sq->idx, io_sq->q_depth); + netdev_dbg(ena_dev->net_device, "Created sq[%u], depth[%u]\n", io_sq->idx, io_sq->q_depth); return ret; } @@ -1420,8 +1377,7 @@ int ena_com_create_io_cq(struct ena_com_dev *ena_dev, (struct ena_admin_acq_entry *)&cmd_completion, sizeof(cmd_completion)); if (unlikely(ret)) { - netdev_err(ena_dev->net_device, - "Failed to create IO CQ. error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to create IO CQ. error: %d\n", ret); return ret; } @@ -1430,18 +1386,12 @@ int ena_com_create_io_cq(struct ena_com_dev *ena_dev, io_cq->unmask_reg = (u32 __iomem *)((uintptr_t)ena_dev->reg_bar + cmd_completion.cq_interrupt_unmask_register_offset); - if (cmd_completion.cq_head_db_register_offset) - io_cq->cq_head_db_reg = - (u32 __iomem *)((uintptr_t)ena_dev->reg_bar + - cmd_completion.cq_head_db_register_offset); - if (cmd_completion.numa_node_register_offset) io_cq->numa_node_cfg_reg = (u32 __iomem *)((uintptr_t)ena_dev->reg_bar + cmd_completion.numa_node_register_offset); - netdev_dbg(ena_dev->net_device, "Created cq[%u], depth[%u]\n", - io_cq->idx, io_cq->q_depth); + netdev_dbg(ena_dev->net_device, "Created cq[%u], depth[%u]\n", io_cq->idx, io_cq->q_depth); return ret; } @@ -1451,8 +1401,7 @@ int ena_com_get_io_handlers(struct ena_com_dev *ena_dev, u16 qid, struct ena_com_io_cq **io_cq) { if (qid >= ENA_TOTAL_NUM_QUEUES) { - netdev_err(ena_dev->net_device, - "Invalid queue number %d but the max is %d\n", qid, + netdev_err(ena_dev->net_device, "Invalid queue number %d but the max is %d\n", qid, ENA_TOTAL_NUM_QUEUES); return -EINVAL; } @@ -1492,8 +1441,7 @@ void ena_com_wait_for_abort_completion(struct ena_com_dev *ena_dev) spin_lock_irqsave(&admin_queue->q_lock, flags); while (atomic_read(&admin_queue->outstanding_cmds) != 0) { spin_unlock_irqrestore(&admin_queue->q_lock, flags); - ena_delay_exponential_backoff_us(exp++, - ena_dev->ena_min_poll_delay_us); + ena_delay_exponential_backoff_us(exp++, ena_dev->ena_min_poll_delay_us); spin_lock_irqsave(&admin_queue->q_lock, flags); } spin_unlock_irqrestore(&admin_queue->q_lock, flags); @@ -1519,8 +1467,7 @@ int ena_com_destroy_io_cq(struct ena_com_dev *ena_dev, sizeof(destroy_resp)); if (unlikely(ret && (ret != -ENODEV))) - netdev_err(ena_dev->net_device, - "Failed to destroy IO CQ. error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to destroy IO CQ. error: %d\n", ret); return ret; } @@ -1588,8 +1535,7 @@ int ena_com_set_aenq_config(struct ena_com_dev *ena_dev, u32 groups_flag) sizeof(resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to config AENQ ret: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to config AENQ ret: %d\n", ret); return ret; } @@ -1610,8 +1556,7 @@ int ena_com_get_dma_width(struct ena_com_dev *ena_dev) netdev_dbg(ena_dev->net_device, "ENA dma width: %d\n", width); if ((width < 32) || width > ENA_MAX_PHYS_ADDR_SIZE_BITS) { - netdev_err(ena_dev->net_device, "DMA width illegal value: %d\n", - width); + netdev_err(ena_dev->net_device, "DMA width illegal value: %d\n", width); return -EINVAL; } @@ -1633,19 +1578,16 @@ int ena_com_validate_version(struct ena_com_dev *ena_dev) ctrl_ver = ena_com_reg_bar_read32(ena_dev, ENA_REGS_CONTROLLER_VERSION_OFF); - if (unlikely((ver == ENA_MMIO_READ_TIMEOUT) || - (ctrl_ver == ENA_MMIO_READ_TIMEOUT))) { + if (unlikely((ver == ENA_MMIO_READ_TIMEOUT) || (ctrl_ver == ENA_MMIO_READ_TIMEOUT))) { netdev_err(ena_dev->net_device, "Reg read timeout occurred\n"); return -ETIME; } dev_info(ena_dev->dmadev, "ENA device version: %d.%d\n", - (ver & ENA_REGS_VERSION_MAJOR_VERSION_MASK) >> - ENA_REGS_VERSION_MAJOR_VERSION_SHIFT, + (ver & ENA_REGS_VERSION_MAJOR_VERSION_MASK) >> ENA_REGS_VERSION_MAJOR_VERSION_SHIFT, ver & ENA_REGS_VERSION_MINOR_VERSION_MASK); - dev_info(ena_dev->dmadev, - "ENA controller version: %d.%d.%d implementation version %d\n", + dev_info(ena_dev->dmadev, "ENA controller version: %d.%d.%d implementation version %d\n", (ctrl_ver & ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_MASK) >> ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_SHIFT, (ctrl_ver & ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_MASK) >> @@ -1694,20 +1636,17 @@ void ena_com_admin_destroy(struct ena_com_dev *ena_dev) size = ADMIN_SQ_SIZE(admin_queue->q_depth); if (sq->entries) - dma_free_coherent(ena_dev->dmadev, size, sq->entries, - sq->dma_addr); + dma_free_coherent(ena_dev->dmadev, size, sq->entries, sq->dma_addr); sq->entries = NULL; size = ADMIN_CQ_SIZE(admin_queue->q_depth); if (cq->entries) - dma_free_coherent(ena_dev->dmadev, size, cq->entries, - cq->dma_addr); + dma_free_coherent(ena_dev->dmadev, size, cq->entries, cq->dma_addr); cq->entries = NULL; size = ADMIN_AENQ_SIZE(aenq->q_depth); if (ena_dev->aenq.entries) - dma_free_coherent(ena_dev->dmadev, size, aenq->entries, - aenq->dma_addr); + dma_free_coherent(ena_dev->dmadev, size, aenq->entries, aenq->dma_addr); aenq->entries = NULL; } @@ -1733,10 +1672,8 @@ int ena_com_mmio_reg_read_request_init(struct ena_com_dev *ena_dev) struct ena_com_mmio_read *mmio_read = &ena_dev->mmio_read; spin_lock_init(&mmio_read->lock); - mmio_read->read_resp = - dma_alloc_coherent(ena_dev->dmadev, - sizeof(*mmio_read->read_resp), - &mmio_read->read_resp_dma_addr, GFP_KERNEL); + mmio_read->read_resp = dma_alloc_coherent(ena_dev->dmadev, sizeof(*mmio_read->read_resp), + &mmio_read->read_resp_dma_addr, GFP_KERNEL); if (unlikely(!mmio_read->read_resp)) goto err; @@ -1767,8 +1704,8 @@ void ena_com_mmio_reg_read_request_destroy(struct ena_com_dev *ena_dev) writel(0x0, ena_dev->reg_bar + ENA_REGS_MMIO_RESP_LO_OFF); writel(0x0, ena_dev->reg_bar + ENA_REGS_MMIO_RESP_HI_OFF); - dma_free_coherent(ena_dev->dmadev, sizeof(*mmio_read->read_resp), - mmio_read->read_resp, mmio_read->read_resp_dma_addr); + dma_free_coherent(ena_dev->dmadev, sizeof(*mmio_read->read_resp), mmio_read->read_resp, + mmio_read->read_resp_dma_addr); mmio_read->read_resp = NULL; } @@ -1800,8 +1737,7 @@ int ena_com_admin_init(struct ena_com_dev *ena_dev, } if (!(dev_sts & ENA_REGS_DEV_STS_READY_MASK)) { - netdev_err(ena_dev->net_device, - "Device isn't ready, abort com init\n"); + netdev_err(ena_dev->net_device, "Device isn't ready, abort com init\n"); return -ENODEV; } @@ -1878,8 +1814,7 @@ int ena_com_create_io_queue(struct ena_com_dev *ena_dev, int ret; if (ctx->qid >= ENA_TOTAL_NUM_QUEUES) { - netdev_err(ena_dev->net_device, - "Qid (%d) is bigger than max num of queues (%d)\n", + netdev_err(ena_dev->net_device, "Qid (%d) is bigger than max num of queues (%d)\n", ctx->qid, ENA_TOTAL_NUM_QUEUES); return -EINVAL; } @@ -1905,8 +1840,7 @@ int ena_com_create_io_queue(struct ena_com_dev *ena_dev, if (ctx->direction == ENA_COM_IO_QUEUE_DIRECTION_TX) /* header length is limited to 8 bits */ - io_sq->tx_max_header_size = - min_t(u32, ena_dev->tx_max_header_size, SZ_256); + io_sq->tx_max_header_size = min_t(u32, ena_dev->tx_max_header_size, SZ_256); ret = ena_com_init_io_sq(ena_dev, ctx, io_sq); if (ret) @@ -1938,8 +1872,7 @@ void ena_com_destroy_io_queue(struct ena_com_dev *ena_dev, u16 qid) struct ena_com_io_cq *io_cq; if (qid >= ENA_TOTAL_NUM_QUEUES) { - netdev_err(ena_dev->net_device, - "Qid (%d) is bigger than max num of queues (%d)\n", + netdev_err(ena_dev->net_device, "Qid (%d) is bigger than max num of queues (%d)\n", qid, ENA_TOTAL_NUM_QUEUES); return; } @@ -1983,8 +1916,7 @@ int ena_com_get_dev_attr_feat(struct ena_com_dev *ena_dev, if (rc) return rc; - if (get_resp.u.max_queue_ext.version != - ENA_FEATURE_MAX_QUEUE_EXT_VER) + if (get_resp.u.max_queue_ext.version != ENA_FEATURE_MAX_QUEUE_EXT_VER) return -EINVAL; memcpy(&get_feat_ctx->max_queue_ext, &get_resp.u.max_queue_ext, @@ -2025,18 +1957,15 @@ int ena_com_get_dev_attr_feat(struct ena_com_dev *ena_dev, rc = ena_com_get_feature(ena_dev, &get_resp, ENA_ADMIN_HW_HINTS, 0); if (!rc) - memcpy(&get_feat_ctx->hw_hints, &get_resp.u.hw_hints, - sizeof(get_resp.u.hw_hints)); + memcpy(&get_feat_ctx->hw_hints, &get_resp.u.hw_hints, sizeof(get_resp.u.hw_hints)); else if (rc == -EOPNOTSUPP) - memset(&get_feat_ctx->hw_hints, 0x0, - sizeof(get_feat_ctx->hw_hints)); + memset(&get_feat_ctx->hw_hints, 0x0, sizeof(get_feat_ctx->hw_hints)); else return rc; rc = ena_com_get_feature(ena_dev, &get_resp, ENA_ADMIN_LLQ, 0); if (!rc) - memcpy(&get_feat_ctx->llq, &get_resp.u.llq, - sizeof(get_resp.u.llq)); + memcpy(&get_feat_ctx->llq, &get_resp.u.llq, sizeof(get_resp.u.llq)); else if (rc == -EOPNOTSUPP) memset(&get_feat_ctx->llq, 0x0, sizeof(get_feat_ctx->llq)); else @@ -2084,8 +2013,7 @@ void ena_com_aenq_intr_handler(struct ena_com_dev *ena_dev, void *data) aenq_common = &aenq_e->aenq_common_desc; /* Go over all the events */ - while ((READ_ONCE(aenq_common->flags) & - ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK) == phase) { + while ((READ_ONCE(aenq_common->flags) & ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK) == phase) { /* Make sure the phase bit (ownership) is as expected before * reading the rest of the descriptor. */ @@ -2094,8 +2022,7 @@ void ena_com_aenq_intr_handler(struct ena_com_dev *ena_dev, void *data) timestamp = (u64)aenq_common->timestamp_low | ((u64)aenq_common->timestamp_high << 32); - netdev_dbg(ena_dev->net_device, - "AENQ! Group[%x] Syndrome[%x] timestamp: [%llus]\n", + netdev_dbg(ena_dev->net_device, "AENQ! Group[%x] Syndrome[%x] timestamp: [%llus]\n", aenq_common->group, aenq_common->syndrome, timestamp); /* Handle specific event*/ @@ -2124,8 +2051,7 @@ void ena_com_aenq_intr_handler(struct ena_com_dev *ena_dev, void *data) /* write the aenq doorbell after all AENQ descriptors were read */ mb(); - writel_relaxed((u32)aenq->head, - ena_dev->reg_bar + ENA_REGS_AENQ_HEAD_DB_OFF); + writel_relaxed((u32)aenq->head, ena_dev->reg_bar + ENA_REGS_AENQ_HEAD_DB_OFF); } int ena_com_dev_reset(struct ena_com_dev *ena_dev, @@ -2137,15 +2063,13 @@ int ena_com_dev_reset(struct ena_com_dev *ena_dev, stat = ena_com_reg_bar_read32(ena_dev, ENA_REGS_DEV_STS_OFF); cap = ena_com_reg_bar_read32(ena_dev, ENA_REGS_CAPS_OFF); - if (unlikely((stat == ENA_MMIO_READ_TIMEOUT) || - (cap == ENA_MMIO_READ_TIMEOUT))) { + if (unlikely((stat == ENA_MMIO_READ_TIMEOUT) || (cap == ENA_MMIO_READ_TIMEOUT))) { netdev_err(ena_dev->net_device, "Reg read32 timeout occurred\n"); return -ETIME; } if ((stat & ENA_REGS_DEV_STS_READY_MASK) == 0) { - netdev_err(ena_dev->net_device, - "Device isn't ready, can't reset device\n"); + netdev_err(ena_dev->net_device, "Device isn't ready, can't reset device\n"); return -EINVAL; } @@ -2168,8 +2092,7 @@ int ena_com_dev_reset(struct ena_com_dev *ena_dev, rc = wait_for_reset_state(ena_dev, timeout, ENA_REGS_DEV_STS_RESET_IN_PROGRESS_MASK); if (rc != 0) { - netdev_err(ena_dev->net_device, - "Reset indication didn't turn on\n"); + netdev_err(ena_dev->net_device, "Reset indication didn't turn on\n"); return rc; } @@ -2177,8 +2100,7 @@ int ena_com_dev_reset(struct ena_com_dev *ena_dev, writel(0, ena_dev->reg_bar + ENA_REGS_DEV_CTL_OFF); rc = wait_for_reset_state(ena_dev, timeout, 0); if (rc != 0) { - netdev_err(ena_dev->net_device, - "Reset indication didn't turn off\n"); + netdev_err(ena_dev->net_device, "Reset indication didn't turn off\n"); return rc; } @@ -2215,8 +2137,7 @@ static int ena_get_dev_stats(struct ena_com_dev *ena_dev, sizeof(*get_resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to get stats. error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to get stats. error: %d\n", ret); return ret; } @@ -2228,8 +2149,7 @@ int ena_com_get_eni_stats(struct ena_com_dev *ena_dev, int ret; if (!ena_com_get_cap(ena_dev, ENA_ADMIN_ENI_STATS)) { - netdev_err(ena_dev->net_device, - "Capability %d isn't supported\n", + netdev_err(ena_dev->net_device, "Capability %d isn't supported\n", ENA_ADMIN_ENI_STATS); return -EOPNOTSUPP; } @@ -2266,8 +2186,7 @@ int ena_com_set_dev_mtu(struct ena_com_dev *ena_dev, u32 mtu) int ret; if (!ena_com_check_supported_feature_id(ena_dev, ENA_ADMIN_MTU)) { - netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", - ENA_ADMIN_MTU); + netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", ENA_ADMIN_MTU); return -EOPNOTSUPP; } @@ -2286,8 +2205,7 @@ int ena_com_set_dev_mtu(struct ena_com_dev *ena_dev, u32 mtu) sizeof(resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to set mtu %d. error: %d\n", mtu, ret); + netdev_err(ena_dev->net_device, "Failed to set mtu %d. error: %d\n", mtu, ret); return ret; } @@ -2301,8 +2219,7 @@ int ena_com_get_offload_settings(struct ena_com_dev *ena_dev, ret = ena_com_get_feature(ena_dev, &resp, ENA_ADMIN_STATELESS_OFFLOAD_CONFIG, 0); if (unlikely(ret)) { - netdev_err(ena_dev->net_device, - "Failed to get offload capabilities %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to get offload capabilities %d\n", ret); return ret; } @@ -2320,8 +2237,7 @@ int ena_com_set_hash_function(struct ena_com_dev *ena_dev) struct ena_admin_get_feat_resp get_resp; int ret; - if (!ena_com_check_supported_feature_id(ena_dev, - ENA_ADMIN_RSS_HASH_FUNCTION)) { + if (!ena_com_check_supported_feature_id(ena_dev, ENA_ADMIN_RSS_HASH_FUNCTION)) { netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", ENA_ADMIN_RSS_HASH_FUNCTION); return -EOPNOTSUPP; @@ -2334,8 +2250,7 @@ int ena_com_set_hash_function(struct ena_com_dev *ena_dev) return ret; if (!(get_resp.u.flow_hash_func.supported_func & BIT(rss->hash_func))) { - netdev_err(ena_dev->net_device, - "Func hash %d isn't supported by device, abort\n", + netdev_err(ena_dev->net_device, "Func hash %d isn't supported by device, abort\n", rss->hash_func); return -EOPNOTSUPP; } @@ -2365,8 +2280,7 @@ int ena_com_set_hash_function(struct ena_com_dev *ena_dev) (struct ena_admin_acq_entry *)&resp, sizeof(resp)); if (unlikely(ret)) { - netdev_err(ena_dev->net_device, - "Failed to set hash function %d. error: %d\n", + netdev_err(ena_dev->net_device, "Failed to set hash function %d. error: %d\n", rss->hash_func, ret); return -EINVAL; } @@ -2398,16 +2312,15 @@ int ena_com_fill_hash_function(struct ena_com_dev *ena_dev, return rc; if (!(BIT(func) & get_resp.u.flow_hash_func.supported_func)) { - netdev_err(ena_dev->net_device, - "Flow hash function %d isn't supported\n", func); + netdev_err(ena_dev->net_device, "Flow hash function %d isn't supported\n", func); return -EOPNOTSUPP; } if ((func == ENA_ADMIN_TOEPLITZ) && key) { if (key_len != sizeof(hash_key->key)) { netdev_err(ena_dev->net_device, - "key len (%u) doesn't equal the supported size (%zu)\n", - key_len, sizeof(hash_key->key)); + "key len (%u) doesn't equal the supported size (%zu)\n", key_len, + sizeof(hash_key->key)); return -EINVAL; } memcpy(hash_key->key, key, key_len); @@ -2495,8 +2408,7 @@ int ena_com_set_hash_ctrl(struct ena_com_dev *ena_dev) struct ena_admin_set_feat_resp resp; int ret; - if (!ena_com_check_supported_feature_id(ena_dev, - ENA_ADMIN_RSS_HASH_INPUT)) { + if (!ena_com_check_supported_feature_id(ena_dev, ENA_ADMIN_RSS_HASH_INPUT)) { netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", ENA_ADMIN_RSS_HASH_INPUT); return -EOPNOTSUPP; @@ -2527,8 +2439,7 @@ int ena_com_set_hash_ctrl(struct ena_com_dev *ena_dev) (struct ena_admin_acq_entry *)&resp, sizeof(resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to set hash input. error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to set hash input. error: %d\n", ret); return ret; } @@ -2605,8 +2516,7 @@ int ena_com_fill_hash_ctrl(struct ena_com_dev *ena_dev, int rc; if (proto >= ENA_ADMIN_RSS_PROTO_NUM) { - netdev_err(ena_dev->net_device, "Invalid proto num (%u)\n", - proto); + netdev_err(ena_dev->net_device, "Invalid proto num (%u)\n", proto); return -EINVAL; } @@ -2658,8 +2568,7 @@ int ena_com_indirect_table_set(struct ena_com_dev *ena_dev) struct ena_admin_set_feat_resp resp; int ret; - if (!ena_com_check_supported_feature_id( - ena_dev, ENA_ADMIN_RSS_INDIRECTION_TABLE_CONFIG)) { + if (!ena_com_check_supported_feature_id(ena_dev, ENA_ADMIN_RSS_INDIRECTION_TABLE_CONFIG)) { netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", ENA_ADMIN_RSS_INDIRECTION_TABLE_CONFIG); return -EOPNOTSUPP; @@ -2699,8 +2608,7 @@ int ena_com_indirect_table_set(struct ena_com_dev *ena_dev) sizeof(resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to set indirect table. error: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to set indirect table. error: %d\n", ret); return ret; } @@ -2779,9 +2687,8 @@ int ena_com_allocate_host_info(struct ena_com_dev *ena_dev) { struct ena_host_attribute *host_attr = &ena_dev->host_attr; - host_attr->host_info = - dma_alloc_coherent(ena_dev->dmadev, SZ_4K, - &host_attr->host_info_dma_addr, GFP_KERNEL); + host_attr->host_info = dma_alloc_coherent(ena_dev->dmadev, SZ_4K, + &host_attr->host_info_dma_addr, GFP_KERNEL); if (unlikely(!host_attr->host_info)) return -ENOMEM; @@ -2827,8 +2734,7 @@ void ena_com_delete_debug_area(struct ena_com_dev *ena_dev) if (host_attr->debug_area_virt_addr) { dma_free_coherent(ena_dev->dmadev, host_attr->debug_area_size, - host_attr->debug_area_virt_addr, - host_attr->debug_area_dma_addr); + host_attr->debug_area_virt_addr, host_attr->debug_area_dma_addr); host_attr->debug_area_virt_addr = NULL; } } @@ -2877,8 +2783,7 @@ int ena_com_set_host_attributes(struct ena_com_dev *ena_dev) sizeof(resp)); if (unlikely(ret)) - netdev_err(ena_dev->net_device, - "Failed to set host attributes: %d\n", ret); + netdev_err(ena_dev->net_device, "Failed to set host attributes: %d\n", ret); return ret; } @@ -2896,8 +2801,7 @@ static int ena_com_update_nonadaptive_moderation_interval(struct ena_com_dev *en u32 *intr_moder_interval) { if (!intr_delay_resolution) { - netdev_err(ena_dev->net_device, - "Illegal interrupt delay granularity value\n"); + netdev_err(ena_dev->net_device, "Illegal interrupt delay granularity value\n"); return -EFAULT; } @@ -2935,14 +2839,12 @@ int ena_com_init_interrupt_moderation(struct ena_com_dev *ena_dev) if (rc) { if (rc == -EOPNOTSUPP) { - netdev_dbg(ena_dev->net_device, - "Feature %d isn't supported\n", + netdev_dbg(ena_dev->net_device, "Feature %d isn't supported\n", ENA_ADMIN_INTERRUPT_MODERATION); rc = 0; } else { netdev_err(ena_dev->net_device, - "Failed to get interrupt moderation admin cmd. rc: %d\n", - rc); + "Failed to get interrupt moderation admin cmd. rc: %d\n", rc); } /* no moderation supported, disable adaptive support */ @@ -2990,8 +2892,7 @@ int ena_com_config_dev_mode(struct ena_com_dev *ena_dev, (llq_info->descs_num_before_header * sizeof(struct ena_eth_io_tx_desc)); if (unlikely(ena_dev->tx_max_header_size == 0)) { - netdev_err(ena_dev->net_device, - "The size of the LLQ entry is smaller than needed\n"); + netdev_err(ena_dev->net_device, "The size of the LLQ entry is smaller than needed\n"); return -EINVAL; } diff --git a/drivers/net/ethernet/amazon/ena/ena_com.h b/drivers/net/ethernet/amazon/ena/ena_com.h index 3c5081d9d25d..fea57eb8e58b 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_com.h @@ -109,16 +109,13 @@ struct ena_com_io_cq { /* Interrupt unmask register */ u32 __iomem *unmask_reg; - /* The completion queue head doorbell register */ - u32 __iomem *cq_head_db_reg; - /* numa configuration register (for TPH) */ u32 __iomem *numa_node_cfg_reg; /* The value to write to the above register to unmask * the interrupt of this queue */ - u32 msix_vector; + u32 msix_vector ____cacheline_aligned; enum queue_direction direction; @@ -134,7 +131,6 @@ struct ena_com_io_cq { /* Device queue index */ u16 idx; u16 head; - u16 last_head_update; u8 phase; u8 cdesc_entry_size_in_bytes; @@ -158,7 +154,6 @@ struct ena_com_io_sq { struct ena_com_io_desc_addr desc_addr; u32 __iomem *db_addr; - u8 __iomem *header_addr; enum queue_direction direction; enum ena_admin_placement_policy_type mem_queue_type; diff --git a/drivers/net/ethernet/amazon/ena/ena_eth_com.c b/drivers/net/ethernet/amazon/ena/ena_eth_com.c index f9f886289b97..933e619b3a31 100644 --- a/drivers/net/ethernet/amazon/ena/ena_eth_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_eth_com.c @@ -18,8 +18,7 @@ static struct ena_eth_io_rx_cdesc_base *ena_com_get_next_rx_cdesc( cdesc = (struct ena_eth_io_rx_cdesc_base *)(io_cq->cdesc_addr.virt_addr + (head_masked * io_cq->cdesc_entry_size_in_bytes)); - desc_phase = (READ_ONCE(cdesc->status) & - ENA_ETH_IO_RX_CDESC_BASE_PHASE_MASK) >> + desc_phase = (READ_ONCE(cdesc->status) & ENA_ETH_IO_RX_CDESC_BASE_PHASE_MASK) >> ENA_ETH_IO_RX_CDESC_BASE_PHASE_SHIFT; if (desc_phase != expected_phase) @@ -65,8 +64,8 @@ static int ena_com_write_bounce_buffer_to_dev(struct ena_com_io_sq *io_sq, io_sq->entries_in_tx_burst_left--; netdev_dbg(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Decreasing entries_in_tx_burst_left of queue %d to %d\n", - io_sq->qid, io_sq->entries_in_tx_burst_left); + "Decreasing entries_in_tx_burst_left of queue %d to %d\n", io_sq->qid, + io_sq->entries_in_tx_burst_left); } /* Make sure everything was written into the bounce buffer before @@ -75,8 +74,8 @@ static int ena_com_write_bounce_buffer_to_dev(struct ena_com_io_sq *io_sq, wmb(); /* The line is completed. Copy it to dev */ - __iowrite64_copy(io_sq->desc_addr.pbuf_dev_addr + dst_offset, - bounce_buffer, (llq_info->desc_list_entry_size) / 8); + __iowrite64_copy(io_sq->desc_addr.pbuf_dev_addr + dst_offset, bounce_buffer, + (llq_info->desc_list_entry_size) / 8); io_sq->tail++; @@ -102,16 +101,14 @@ static int ena_com_write_header_to_bounce(struct ena_com_io_sq *io_sq, header_offset = llq_info->descs_num_before_header * io_sq->desc_entry_size; - if (unlikely((header_offset + header_len) > - llq_info->desc_list_entry_size)) { + if (unlikely((header_offset + header_len) > llq_info->desc_list_entry_size)) { netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, "Trying to write header larger than llq entry can accommodate\n"); return -EFAULT; } if (unlikely(!bounce_buffer)) { - netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Bounce buffer is NULL\n"); + netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, "Bounce buffer is NULL\n"); return -EFAULT; } @@ -129,8 +126,7 @@ static void *get_sq_desc_llq(struct ena_com_io_sq *io_sq) bounce_buffer = pkt_ctrl->curr_bounce_buf; if (unlikely(!bounce_buffer)) { - netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Bounce buffer is NULL\n"); + netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, "Bounce buffer is NULL\n"); return NULL; } @@ -247,8 +243,7 @@ static u16 ena_com_cdesc_rx_pkt_get(struct ena_com_io_cq *io_cq, ena_com_cq_inc_head(io_cq); count++; - last = (READ_ONCE(cdesc->status) & - ENA_ETH_IO_RX_CDESC_BASE_LAST_MASK) >> + last = (READ_ONCE(cdesc->status) & ENA_ETH_IO_RX_CDESC_BASE_LAST_MASK) >> ENA_ETH_IO_RX_CDESC_BASE_LAST_SHIFT; } while (!last); @@ -369,9 +364,8 @@ static void ena_com_rx_set_flags(struct ena_com_io_cq *io_cq, netdev_dbg(ena_com_io_cq_to_ena_dev(io_cq)->net_device, "l3_proto %d l4_proto %d l3_csum_err %d l4_csum_err %d hash %d frag %d cdesc_status %x\n", - ena_rx_ctx->l3_proto, ena_rx_ctx->l4_proto, - ena_rx_ctx->l3_csum_err, ena_rx_ctx->l4_csum_err, - ena_rx_ctx->hash, ena_rx_ctx->frag, cdesc->status); + ena_rx_ctx->l3_proto, ena_rx_ctx->l4_proto, ena_rx_ctx->l3_csum_err, + ena_rx_ctx->l4_csum_err, ena_rx_ctx->hash, ena_rx_ctx->frag, cdesc->status); } /*****************************************************************************/ @@ -403,13 +397,12 @@ int ena_com_prepare_tx(struct ena_com_io_sq *io_sq, if (unlikely(header_len > io_sq->tx_max_header_size)) { netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Header size is too large %d max header: %d\n", - header_len, io_sq->tx_max_header_size); + "Header size is too large %d max header: %d\n", header_len, + io_sq->tx_max_header_size); return -EINVAL; } - if (unlikely(io_sq->mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV && - !buffer_to_push)) { + if (unlikely(io_sq->mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV && !buffer_to_push)) { netdev_err(ena_com_io_sq_to_ena_dev(io_sq)->net_device, "Push header wasn't provided in LLQ mode\n"); return -EINVAL; @@ -556,13 +549,11 @@ int ena_com_rx_pkt(struct ena_com_io_cq *io_cq, } netdev_dbg(ena_com_io_cq_to_ena_dev(io_cq)->net_device, - "Fetch rx packet: queue %d completed desc: %d\n", io_cq->qid, - nb_hw_desc); + "Fetch rx packet: queue %d completed desc: %d\n", io_cq->qid, nb_hw_desc); if (unlikely(nb_hw_desc > ena_rx_ctx->max_bufs)) { netdev_err(ena_com_io_cq_to_ena_dev(io_cq)->net_device, - "Too many RX cdescs (%d) > MAX(%d)\n", nb_hw_desc, - ena_rx_ctx->max_bufs); + "Too many RX cdescs (%d) > MAX(%d)\n", nb_hw_desc, ena_rx_ctx->max_bufs); return -ENOSPC; } @@ -586,8 +577,8 @@ int ena_com_rx_pkt(struct ena_com_io_cq *io_cq, io_sq->next_to_comp += nb_hw_desc; netdev_dbg(ena_com_io_cq_to_ena_dev(io_cq)->net_device, - "[%s][QID#%d] Updating SQ head to: %d\n", __func__, - io_sq->qid, io_sq->next_to_comp); + "[%s][QID#%d] Updating SQ head to: %d\n", __func__, io_sq->qid, + io_sq->next_to_comp); /* Get rx flags from the last pkt */ ena_com_rx_set_flags(io_cq, ena_rx_ctx, cdesc); @@ -624,8 +615,8 @@ int ena_com_add_single_rx_desc(struct ena_com_io_sq *io_sq, desc->req_id = req_id; netdev_dbg(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "[%s] Adding single RX desc, Queue: %u, req_id: %u\n", - __func__, io_sq->qid, req_id); + "[%s] Adding single RX desc, Queue: %u, req_id: %u\n", __func__, io_sq->qid, + req_id); desc->buff_addr_lo = (u32)ena_buf->paddr; desc->buff_addr_hi = diff --git a/drivers/net/ethernet/amazon/ena/ena_eth_com.h b/drivers/net/ethernet/amazon/ena/ena_eth_com.h index 372b259279ec..72b019758caa 100644 --- a/drivers/net/ethernet/amazon/ena/ena_eth_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_eth_com.h @@ -8,8 +8,6 @@ #include "ena_com.h" -/* head update threshold in units of (queue size / ENA_COMP_HEAD_THRESH) */ -#define ENA_COMP_HEAD_THRESH 4 /* we allow 2 DMA descriptors per LLQ entry */ #define ENA_LLQ_ENTRY_DESC_CHUNK_SIZE (2 * sizeof(struct ena_eth_io_tx_desc)) #define ENA_LLQ_HEADER (128UL - ENA_LLQ_ENTRY_DESC_CHUNK_SIZE) @@ -145,8 +143,8 @@ static inline bool ena_com_is_doorbell_needed(struct ena_com_io_sq *io_sq, } netdev_dbg(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Queue: %d num_descs: %d num_entries_needed: %d\n", - io_sq->qid, num_descs, num_entries_needed); + "Queue: %d num_descs: %d num_entries_needed: %d\n", io_sq->qid, num_descs, + num_entries_needed); return num_entries_needed > io_sq->entries_in_tx_burst_left; } @@ -157,43 +155,20 @@ static inline int ena_com_write_sq_doorbell(struct ena_com_io_sq *io_sq) u16 tail = io_sq->tail; netdev_dbg(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Write submission queue doorbell for queue: %d tail: %d\n", - io_sq->qid, tail); + "Write submission queue doorbell for queue: %d tail: %d\n", io_sq->qid, tail); writel(tail, io_sq->db_addr); if (is_llq_max_tx_burst_exists(io_sq)) { netdev_dbg(ena_com_io_sq_to_ena_dev(io_sq)->net_device, - "Reset available entries in tx burst for queue %d to %d\n", - io_sq->qid, max_entries_in_tx_burst); + "Reset available entries in tx burst for queue %d to %d\n", io_sq->qid, + max_entries_in_tx_burst); io_sq->entries_in_tx_burst_left = max_entries_in_tx_burst; } return 0; } -static inline int ena_com_update_dev_comp_head(struct ena_com_io_cq *io_cq) -{ - u16 unreported_comp, head; - bool need_update; - - if (unlikely(io_cq->cq_head_db_reg)) { - head = io_cq->head; - unreported_comp = head - io_cq->last_head_update; - need_update = unreported_comp > (io_cq->q_depth / ENA_COMP_HEAD_THRESH); - - if (unlikely(need_update)) { - netdev_dbg(ena_com_io_cq_to_ena_dev(io_cq)->net_device, - "Write completion queue doorbell for queue %d: head: %d\n", - io_cq->qid, head); - writel(head, io_cq->cq_head_db_reg); - io_cq->last_head_update = head; - } - } - - return 0; -} - static inline void ena_com_update_numa_node(struct ena_com_io_cq *io_cq, u8 numa_node) { @@ -248,8 +223,8 @@ static inline int ena_com_tx_comp_req_id_get(struct ena_com_io_cq *io_cq, *req_id = READ_ONCE(cdesc->req_id); if (unlikely(*req_id >= io_cq->q_depth)) { - netdev_err(ena_com_io_cq_to_ena_dev(io_cq)->net_device, - "Invalid req id %d\n", cdesc->req_id); + netdev_err(ena_com_io_cq_to_ena_dev(io_cq)->net_device, "Invalid req id %d\n", + cdesc->req_id); return -EINVAL; } diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 1c0a7828d397..09e7da1a69c9 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -32,7 +32,7 @@ MODULE_LICENSE("GPL"); #define ENA_MAX_RINGS min_t(unsigned int, ENA_MAX_NUM_IO_QUEUES, num_possible_cpus()) #define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | \ - NETIF_MSG_TX_DONE | NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR) + NETIF_MSG_IFDOWN | NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR) static struct ena_aenq_handlers aenq_handlers; @@ -47,19 +47,44 @@ static int ena_restore_device(struct ena_adapter *adapter); static void ena_tx_timeout(struct net_device *dev, unsigned int txqueue) { + enum ena_regs_reset_reason_types reset_reason = ENA_REGS_RESET_OS_NETDEV_WD; struct ena_adapter *adapter = netdev_priv(dev); + unsigned int time_since_last_napi, threshold; + struct ena_ring *tx_ring; + int napi_scheduled; + + if (txqueue >= adapter->num_io_queues) { + netdev_err(dev, "TX timeout on invalid queue %u\n", txqueue); + goto schedule_reset; + } + + threshold = jiffies_to_usecs(dev->watchdog_timeo); + tx_ring = &adapter->tx_ring[txqueue]; + time_since_last_napi = jiffies_to_usecs(jiffies - tx_ring->tx_stats.last_napi_jiffies); + napi_scheduled = !!(tx_ring->napi->state & NAPIF_STATE_SCHED); + + netdev_err(dev, + "TX q %d is paused for too long (threshold %u). Time since last napi %u usec. napi scheduled: %d\n", + txqueue, + threshold, + time_since_last_napi, + napi_scheduled); + + if (threshold < time_since_last_napi && napi_scheduled) { + netdev_err(dev, + "napi handler hasn't been called for a long time but is scheduled\n"); + reset_reason = ENA_REGS_RESET_SUSPECTED_POLL_STARVATION; + } +schedule_reset: /* Change the state of the device to trigger reset * Check that we are not in the middle or a trigger already */ - if (test_and_set_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags)) return; - ena_reset_device(adapter, ENA_REGS_RESET_OS_NETDEV_WD); + ena_reset_device(adapter, reset_reason); ena_increase_stat(&adapter->dev_stats.tx_timeout, 1, &adapter->syncp); - - netif_err(adapter, tx_err, dev, "Transmit time out\n"); } static void update_rx_ring_mtu(struct ena_adapter *adapter, int mtu) @@ -116,11 +141,9 @@ int ena_xmit_common(struct ena_adapter *adapter, if (unlikely(rc)) { netif_err(adapter, tx_queued, adapter->netdev, "Failed to prepare tx bufs\n"); - ena_increase_stat(&ring->tx_stats.prepare_ctx_err, 1, - &ring->syncp); + ena_increase_stat(&ring->tx_stats.prepare_ctx_err, 1, &ring->syncp); if (rc != -ENOMEM) - ena_reset_device(adapter, - ENA_REGS_RESET_DRIVER_INVALID_STATE); + ena_reset_device(adapter, ENA_REGS_RESET_DRIVER_INVALID_STATE); return rc; } @@ -485,8 +508,7 @@ static struct page *ena_alloc_map_page(struct ena_ring *rx_ring, */ page = dev_alloc_page(); if (!page) { - ena_increase_stat(&rx_ring->rx_stats.page_alloc_fail, 1, - &rx_ring->syncp); + ena_increase_stat(&rx_ring->rx_stats.page_alloc_fail, 1, &rx_ring->syncp); return ERR_PTR(-ENOSPC); } @@ -523,7 +545,7 @@ static int ena_alloc_rx_buffer(struct ena_ring *rx_ring, /* We handle DMA here */ page = ena_alloc_map_page(rx_ring, &dma); - if (unlikely(IS_ERR(page))) + if (IS_ERR(page)) return PTR_ERR(page); netif_dbg(rx_ring->adapter, rx_status, rx_ring->netdev, @@ -545,8 +567,8 @@ static void ena_unmap_rx_buff_attrs(struct ena_ring *rx_ring, struct ena_rx_buffer *rx_info, unsigned long attrs) { - dma_unmap_page_attrs(rx_ring->dev, rx_info->dma_addr, ENA_PAGE_SIZE, - DMA_BIDIRECTIONAL, attrs); + dma_unmap_page_attrs(rx_ring->dev, rx_info->dma_addr, ENA_PAGE_SIZE, DMA_BIDIRECTIONAL, + attrs); } static void ena_free_rx_page(struct ena_ring *rx_ring, @@ -819,8 +841,7 @@ static int ena_clean_tx_irq(struct ena_ring *tx_ring, u32 budget) &req_id); if (rc) { if (unlikely(rc == -EINVAL)) - handle_invalid_req_id(tx_ring, req_id, NULL, - false); + handle_invalid_req_id(tx_ring, req_id, NULL, false); break; } @@ -856,7 +877,6 @@ static int ena_clean_tx_irq(struct ena_ring *tx_ring, u32 budget) tx_ring->next_to_clean = next_to_clean; ena_com_comp_ack(tx_ring->ena_com_io_sq, total_done); - ena_com_update_dev_comp_head(tx_ring->ena_com_io_cq); netdev_tx_completed_queue(txq, tx_pkts, tx_bytes); @@ -1046,8 +1066,7 @@ static struct sk_buff *ena_rx_skb(struct ena_ring *rx_ring, DMA_FROM_DEVICE); if (!reuse_rx_buf_page) - ena_unmap_rx_buff_attrs(rx_ring, rx_info, - DMA_ATTR_SKIP_CPU_SYNC); + ena_unmap_rx_buff_attrs(rx_ring, rx_info, DMA_ATTR_SKIP_CPU_SYNC); skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, rx_info->page, page_offset + buf_offset, len, buf_len); @@ -1303,10 +1322,8 @@ static int ena_clean_rx_irq(struct ena_ring *rx_ring, struct napi_struct *napi, ENA_RX_REFILL_THRESH_PACKET); /* Optimization, try to batch new rx buffers */ - if (refill_required > refill_threshold) { - ena_com_update_dev_comp_head(rx_ring->ena_com_io_cq); + if (refill_required > refill_threshold) ena_refill_rx_bufs(rx_ring, refill_required); - } if (xdp_flags & ENA_XDP_REDIRECT) xdp_do_flush(); @@ -1320,8 +1337,7 @@ error: adapter = netdev_priv(rx_ring->netdev); if (rc == -ENOSPC) { - ena_increase_stat(&rx_ring->rx_stats.bad_desc_num, 1, - &rx_ring->syncp); + ena_increase_stat(&rx_ring->rx_stats.bad_desc_num, 1, &rx_ring->syncp); ena_reset_device(adapter, ENA_REGS_RESET_TOO_MANY_RX_DESCS); } else { ena_increase_stat(&rx_ring->rx_stats.bad_req_id, 1, @@ -1811,8 +1827,7 @@ static int ena_rss_configure(struct ena_adapter *adapter) if (!ena_dev->rss.tbl_log_size) { rc = ena_rss_init_default(adapter); if (rc && (rc != -EOPNOTSUPP)) { - netif_err(adapter, ifup, adapter->netdev, - "Failed to init RSS rc: %d\n", rc); + netif_err(adapter, ifup, adapter->netdev, "Failed to init RSS rc: %d\n", rc); return rc; } } @@ -2134,6 +2149,12 @@ int ena_up(struct ena_adapter *adapter) */ ena_init_napi_in_range(adapter, 0, io_queue_count); + /* Enabling DIM needs to happen before enabling IRQs since DIM + * is run from napi routine + */ + if (ena_com_interrupt_moderation_supported(adapter->ena_dev)) + ena_com_enable_adaptive_moderation(adapter->ena_dev); + rc = ena_request_io_irq(adapter); if (rc) goto err_req_irq; @@ -2184,7 +2205,7 @@ void ena_down(struct ena_adapter *adapter) { int io_queue_count = adapter->num_io_queues + adapter->xdp_num_queues; - netif_info(adapter, ifdown, adapter->netdev, "%s\n", __func__); + netif_dbg(adapter, ifdown, adapter->netdev, "%s\n", __func__); clear_bit(ENA_FLAG_DEV_UP, &adapter->flags); @@ -2197,8 +2218,6 @@ void ena_down(struct ena_adapter *adapter) /* After this point the napi handler won't enable the tx queue */ ena_napi_disable_in_range(adapter, 0, io_queue_count); - /* After destroy the queue there won't be any new interrupts */ - if (test_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags)) { int rc; @@ -2588,8 +2607,6 @@ static netdev_tx_t ena_start_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(rc)) goto error_drop_packet; - skb_tx_timestamp(skb); - next_to_use = tx_ring->next_to_use; req_id = tx_ring->free_ids[next_to_use]; tx_info = &tx_ring->tx_buffer_info[req_id]; @@ -2653,6 +2670,8 @@ static netdev_tx_t ena_start_xmit(struct sk_buff *skb, struct net_device *dev) } } + skb_tx_timestamp(skb); + if (netif_xmit_stopped(txq) || !netdev_xmit_more()) /* trigger the dma engine. ena_ring_tx_doorbell() * calls a memory barrier inside it. @@ -2670,22 +2689,6 @@ error_drop_packet: return NETDEV_TX_OK; } -static u16 ena_select_queue(struct net_device *dev, struct sk_buff *skb, - struct net_device *sb_dev) -{ - u16 qid; - /* we suspect that this is good for in--kernel network services that - * want to loop incoming skb rx to tx in normal user generated traffic, - * most probably we will not get to this - */ - if (skb_rx_queue_recorded(skb)) - qid = skb_get_rx_queue(skb); - else - qid = netdev_pick_tx(dev, skb, NULL); - - return qid; -} - static void ena_config_host_info(struct ena_com_dev *ena_dev, struct pci_dev *pdev) { struct device *dev = &pdev->dev; @@ -2764,8 +2767,7 @@ static void ena_config_debug_area(struct ena_adapter *adapter) rc = ena_com_set_host_attributes(adapter->ena_dev); if (rc) { if (rc == -EOPNOTSUPP) - netif_warn(adapter, drv, adapter->netdev, - "Cannot set host attributes\n"); + netif_warn(adapter, drv, adapter->netdev, "Cannot set host attributes\n"); else netif_err(adapter, drv, adapter->netdev, "Cannot set host attributes\n"); @@ -2863,18 +2865,16 @@ static const struct net_device_ops ena_netdev_ops = { .ndo_open = ena_open, .ndo_stop = ena_close, .ndo_start_xmit = ena_start_xmit, - .ndo_select_queue = ena_select_queue, .ndo_get_stats64 = ena_get_stats64, .ndo_tx_timeout = ena_tx_timeout, .ndo_change_mtu = ena_change_mtu, - .ndo_set_mac_address = NULL, .ndo_validate_addr = eth_validate_addr, .ndo_bpf = ena_xdp, .ndo_xdp_xmit = ena_xdp_xmit, }; -static void ena_calc_io_queue_size(struct ena_adapter *adapter, - struct ena_com_dev_get_features_ctx *get_feat_ctx) +static int ena_calc_io_queue_size(struct ena_adapter *adapter, + struct ena_com_dev_get_features_ctx *get_feat_ctx) { struct ena_admin_feature_llq_desc *llq = &get_feat_ctx->llq; struct ena_com_dev *ena_dev = adapter->ena_dev; @@ -2933,6 +2933,18 @@ static void ena_calc_io_queue_size(struct ena_adapter *adapter, max_tx_queue_size = rounddown_pow_of_two(max_tx_queue_size); max_rx_queue_size = rounddown_pow_of_two(max_rx_queue_size); + if (max_tx_queue_size < ENA_MIN_RING_SIZE) { + netdev_err(adapter->netdev, "Device max TX queue size: %d < minimum: %d\n", + max_tx_queue_size, ENA_MIN_RING_SIZE); + return -EINVAL; + } + + if (max_rx_queue_size < ENA_MIN_RING_SIZE) { + netdev_err(adapter->netdev, "Device max RX queue size: %d < minimum: %d\n", + max_rx_queue_size, ENA_MIN_RING_SIZE); + return -EINVAL; + } + /* When forcing large headers, we multiply the entry size by 2, and therefore divide * the queue size by 2, leaving the amount of memory used by the queues unchanged. */ @@ -2963,6 +2975,8 @@ static void ena_calc_io_queue_size(struct ena_adapter *adapter, adapter->max_rx_ring_size = max_rx_queue_size; adapter->requested_tx_ring_size = tx_queue_size; adapter->requested_rx_ring_size = rx_queue_size; + + return 0; } static int ena_device_validate_params(struct ena_adapter *adapter, @@ -3070,6 +3084,7 @@ static int ena_device_init(struct ena_adapter *adapter, struct pci_dev *pdev, bool *wd_state) { struct ena_com_dev *ena_dev = adapter->ena_dev; + struct net_device *netdev = adapter->netdev; struct ena_llq_configurations llq_config; struct device *dev = &pdev->dev; bool readless_supported; @@ -3159,15 +3174,19 @@ static int ena_device_init(struct ena_adapter *adapter, struct pci_dev *pdev, rc = ena_set_queues_placement_policy(pdev, ena_dev, &get_feat_ctx->llq, &llq_config); if (rc) { - dev_err(dev, "ENA device init failed\n"); + netdev_err(netdev, "Cannot set queues placement policy rc= %d\n", rc); goto err_admin_init; } - ena_calc_io_queue_size(adapter, get_feat_ctx); + rc = ena_calc_io_queue_size(adapter, get_feat_ctx); + if (unlikely(rc)) + goto err_admin_init; return 0; err_admin_init: + ena_com_abort_admin_commands(ena_dev); + ena_com_wait_for_abort_completion(ena_dev); ena_com_delete_host_info(ena_dev); ena_com_admin_destroy(ena_dev); err_mmio_read_less: @@ -3226,7 +3245,7 @@ static void ena_destroy_device(struct ena_adapter *adapter, bool graceful) if (!graceful) ena_com_set_admin_running_state(ena_dev, false); - if (test_bit(ENA_FLAG_DEV_UP, &adapter->flags)) + if (dev_up) ena_down(adapter); /* Stop the device from sending AENQ events (in case reset flag is set @@ -3372,14 +3391,18 @@ static int check_missing_comp_in_tx_queue(struct ena_adapter *adapter, struct ena_ring *tx_ring) { struct ena_napi *ena_napi = container_of(tx_ring->napi, struct ena_napi, napi); + enum ena_regs_reset_reason_types reset_reason = ENA_REGS_RESET_MISS_TX_CMPL; unsigned int time_since_last_napi; unsigned int missing_tx_comp_to; bool is_tx_comp_time_expired; struct ena_tx_buffer *tx_buf; unsigned long last_jiffies; + int napi_scheduled; u32 missed_tx = 0; int i, rc = 0; + missing_tx_comp_to = jiffies_to_msecs(adapter->missing_tx_completion_to); + for (i = 0; i < tx_ring->ring_size; i++) { tx_buf = &tx_ring->tx_buffer_info[i]; last_jiffies = tx_buf->last_jiffies; @@ -3406,25 +3429,45 @@ static int check_missing_comp_in_tx_queue(struct ena_adapter *adapter, adapter->missing_tx_completion_to); if (unlikely(is_tx_comp_time_expired)) { - if (!tx_buf->print_once) { - time_since_last_napi = jiffies_to_usecs(jiffies - tx_ring->tx_stats.last_napi_jiffies); - missing_tx_comp_to = jiffies_to_msecs(adapter->missing_tx_completion_to); - netif_notice(adapter, tx_err, adapter->netdev, - "Found a Tx that wasn't completed on time, qid %d, index %d. %u usecs have passed since last napi execution. Missing Tx timeout value %u msecs\n", - tx_ring->qid, i, time_since_last_napi, missing_tx_comp_to); + time_since_last_napi = + jiffies_to_usecs(jiffies - tx_ring->tx_stats.last_napi_jiffies); + napi_scheduled = !!(ena_napi->napi.state & NAPIF_STATE_SCHED); + + if (missing_tx_comp_to < time_since_last_napi && napi_scheduled) { + /* We suspect napi isn't called because the + * bottom half is not run. Require a bigger + * timeout for these cases + */ + if (!time_is_before_jiffies(last_jiffies + + 2 * adapter->missing_tx_completion_to)) + continue; + + reset_reason = ENA_REGS_RESET_SUSPECTED_POLL_STARVATION; } - tx_buf->print_once = 1; missed_tx++; + + if (tx_buf->print_once) + continue; + + netif_notice(adapter, tx_err, adapter->netdev, + "TX hasn't completed, qid %d, index %d. %u usecs from last napi execution, napi scheduled: %d\n", + tx_ring->qid, i, time_since_last_napi, napi_scheduled); + + tx_buf->print_once = 1; } } if (unlikely(missed_tx > adapter->missing_tx_completion_threshold)) { netif_err(adapter, tx_err, adapter->netdev, - "The number of lost tx completions is above the threshold (%d > %d). Reset the device\n", + "Lost TX completions are above the threshold (%d > %d). Completion transmission timeout: %u.\n", missed_tx, - adapter->missing_tx_completion_threshold); - ena_reset_device(adapter, ENA_REGS_RESET_MISS_TX_CMPL); + adapter->missing_tx_completion_threshold, + missing_tx_comp_to); + netif_err(adapter, tx_err, adapter->netdev, + "Resetting the device\n"); + + ena_reset_device(adapter, reset_reason); rc = -EIO; } @@ -3762,8 +3805,8 @@ static int ena_rss_init_default(struct ena_adapter *adapter) } } - rc = ena_com_fill_hash_function(ena_dev, ENA_ADMIN_TOEPLITZ, NULL, - ENA_HASH_KEY_SIZE, 0xFFFFFFFF); + rc = ena_com_fill_hash_function(ena_dev, ENA_ADMIN_TOEPLITZ, NULL, ENA_HASH_KEY_SIZE, + 0xFFFFFFFF); if (unlikely(rc && (rc != -EOPNOTSUPP))) { dev_err(dev, "Cannot fill hash function\n"); goto err_fill_indir; @@ -4040,8 +4083,8 @@ static void __ena_shutoff(struct pci_dev *pdev, bool shutdown) free_irq_cpu_rmap(netdev->rx_cpu_rmap); netdev->rx_cpu_rmap = NULL; } -#endif /* CONFIG_RFS_ACCEL */ +#endif /* CONFIG_RFS_ACCEL */ /* Make sure timer and reset routine won't be called after * freeing device resources. */ diff --git a/drivers/net/ethernet/amazon/ena/ena_regs_defs.h b/drivers/net/ethernet/amazon/ena/ena_regs_defs.h index 1e007a41a525..2c3d6a77ea79 100644 --- a/drivers/net/ethernet/amazon/ena/ena_regs_defs.h +++ b/drivers/net/ethernet/amazon/ena/ena_regs_defs.h @@ -21,6 +21,7 @@ enum ena_regs_reset_reason_types { ENA_REGS_RESET_USER_TRIGGER = 12, ENA_REGS_RESET_GENERIC = 13, ENA_REGS_RESET_MISS_INTERRUPT = 14, + ENA_REGS_RESET_SUSPECTED_POLL_STARVATION = 15, }; /* ena_registers offsets */ diff --git a/drivers/net/ethernet/amazon/ena/ena_xdp.c b/drivers/net/ethernet/amazon/ena/ena_xdp.c index fc1c4ef73ba3..337c435d3ce9 100644 --- a/drivers/net/ethernet/amazon/ena/ena_xdp.c +++ b/drivers/net/ethernet/amazon/ena/ena_xdp.c @@ -412,7 +412,6 @@ static int ena_clean_xdp_irq(struct ena_ring *tx_ring, u32 budget) tx_ring->next_to_clean = next_to_clean; ena_com_comp_ack(tx_ring->ena_com_io_sq, total_done); - ena_com_update_dev_comp_head(tx_ring->ena_com_io_cq); netif_dbg(tx_ring->adapter, tx_done, tx_ring->netdev, "tx_poll: q %d done. total pkts: %d\n", diff --git a/drivers/net/ethernet/amd/pds_core/adminq.c b/drivers/net/ethernet/amd/pds_core/adminq.c index ea773cfa0af6..c83a0a80d533 100644 --- a/drivers/net/ethernet/amd/pds_core/adminq.c +++ b/drivers/net/ethernet/amd/pds_core/adminq.c @@ -82,7 +82,6 @@ void pdsc_process_adminq(struct pdsc_qcq *qcq) unsigned long irqflags; int nq_work = 0; int aq_work = 0; - int credits; /* Don't process AdminQ when it's not up */ if (!pdsc_adminq_inc_if_up(pdsc)) { @@ -128,11 +127,9 @@ void pdsc_process_adminq(struct pdsc_qcq *qcq) credits: /* Return the interrupt credits, one for each completion */ - credits = nq_work + aq_work; - if (credits) - pds_core_intr_credits(&pdsc->intr_ctrl[qcq->intx], - credits, - PDS_CORE_INTR_CRED_REARM); + pds_core_intr_credits(&pdsc->intr_ctrl[qcq->intx], + nq_work + aq_work, + PDS_CORE_INTR_CRED_REARM); refcount_dec(&pdsc->adminq_refcnt); } @@ -157,7 +154,6 @@ irqreturn_t pdsc_adminq_isr(int irq, void *data) qcq = &pdsc->adminqcq; queue_work(pdsc->wq, &qcq->work); - pds_core_intr_mask(&pdsc->intr_ctrl[qcq->intx], PDS_CORE_INTR_MASK_CLEAR); refcount_dec(&pdsc->adminq_refcnt); return IRQ_HANDLED; diff --git a/drivers/net/ethernet/amd/pds_core/auxbus.c b/drivers/net/ethernet/amd/pds_core/auxbus.c index 11c23a7f3172..2babea110991 100644 --- a/drivers/net/ethernet/amd/pds_core/auxbus.c +++ b/drivers/net/ethernet/amd/pds_core/auxbus.c @@ -160,23 +160,19 @@ static struct pds_auxiliary_dev *pdsc_auxbus_dev_register(struct pdsc *cf, if (err < 0) { dev_warn(cf->dev, "auxiliary_device_init of %s failed: %pe\n", name, ERR_PTR(err)); - goto err_out; + kfree(padev); + return ERR_PTR(err); } err = auxiliary_device_add(aux_dev); if (err) { dev_warn(cf->dev, "auxiliary_device_add of %s failed: %pe\n", name, ERR_PTR(err)); - goto err_out_uninit; + auxiliary_device_uninit(aux_dev); + return ERR_PTR(err); } return padev; - -err_out_uninit: - auxiliary_device_uninit(aux_dev); -err_out: - kfree(padev); - return ERR_PTR(err); } int pdsc_auxbus_dev_del(struct pdsc *cf, struct pdsc *pf) @@ -184,6 +180,9 @@ int pdsc_auxbus_dev_del(struct pdsc *cf, struct pdsc *pf) struct pds_auxiliary_dev *padev; int err = 0; + if (!cf) + return -ENODEV; + mutex_lock(&pf->config_lock); padev = pf->vfs[cf->vf_id].padev; @@ -202,14 +201,27 @@ int pdsc_auxbus_dev_del(struct pdsc *cf, struct pdsc *pf) int pdsc_auxbus_dev_add(struct pdsc *cf, struct pdsc *pf) { struct pds_auxiliary_dev *padev; - enum pds_core_vif_types vt; char devname[PDS_DEVNAME_LEN]; + enum pds_core_vif_types vt; + unsigned long mask; u16 vt_support; int client_id; int err = 0; + if (!cf) + return -ENODEV; + mutex_lock(&pf->config_lock); + mask = BIT_ULL(PDSC_S_FW_DEAD) | + BIT_ULL(PDSC_S_STOPPING_DRIVER); + if (cf->state & mask) { + dev_err(pf->dev, "%s: can't add dev, VF client in bad state %#lx\n", + __func__, cf->state); + err = -ENXIO; + goto out_unlock; + } + /* We only support vDPA so far, so it is the only one to * be verified that it is available in the Core device and * enabled in the devlink param. In the future this might diff --git a/drivers/net/ethernet/amd/pds_core/core.c b/drivers/net/ethernet/amd/pds_core/core.c index 7658a7286767..9662ee72814c 100644 --- a/drivers/net/ethernet/amd/pds_core/core.c +++ b/drivers/net/ethernet/amd/pds_core/core.c @@ -129,6 +129,7 @@ static int pdsc_qcq_intr_alloc(struct pdsc *pdsc, struct pdsc_qcq *qcq) if (index < 0) return index; qcq->intx = index; + qcq->cq.bound_intr = &pdsc->intr_info[index]; return 0; } @@ -222,7 +223,6 @@ int pdsc_qcq_alloc(struct pdsc *pdsc, unsigned int type, unsigned int index, goto err_out_free_irq; } - qcq->cq.bound_intr = &pdsc->intr_info[qcq->intx]; qcq->cq.num_descs = num_descs; qcq->cq.desc_size = cq_desc_size; qcq->cq.tail_idx = 0; @@ -300,6 +300,17 @@ err_out: return err; } +static void pdsc_core_uninit(struct pdsc *pdsc) +{ + pdsc_qcq_free(pdsc, &pdsc->notifyqcq); + pdsc_qcq_free(pdsc, &pdsc->adminqcq); + + if (pdsc->kern_dbpage) { + iounmap(pdsc->kern_dbpage); + pdsc->kern_dbpage = NULL; + } +} + static int pdsc_core_init(struct pdsc *pdsc) { union pds_core_dev_comp comp = {}; @@ -310,9 +321,32 @@ static int pdsc_core_init(struct pdsc *pdsc) struct pds_core_dev_init_data_in cidi; u32 dbid_count; u32 dbpage_num; + int numdescs; size_t sz; int err; + /* Scale the descriptor ring length based on number of CPUs and VFs */ + numdescs = max_t(int, PDSC_ADMINQ_MIN_LENGTH, num_online_cpus()); + numdescs += 2 * pci_sriov_get_totalvfs(pdsc->pdev); + numdescs = roundup_pow_of_two(numdescs); + err = pdsc_qcq_alloc(pdsc, PDS_CORE_QTYPE_ADMINQ, 0, "adminq", + PDS_CORE_QCQ_F_CORE | PDS_CORE_QCQ_F_INTR, + numdescs, + sizeof(union pds_core_adminq_cmd), + sizeof(union pds_core_adminq_comp), + 0, &pdsc->adminqcq); + if (err) + return err; + + err = pdsc_qcq_alloc(pdsc, PDS_CORE_QTYPE_NOTIFYQ, 0, "notifyq", + PDS_CORE_QCQ_F_NOTIFYQ, + PDSC_NOTIFYQ_LENGTH, + sizeof(struct pds_core_notifyq_cmd), + sizeof(union pds_core_notifyq_comp), + 0, &pdsc->notifyqcq); + if (err) + goto err_out_uninit; + cidi.adminq_q_base = cpu_to_le64(pdsc->adminqcq.q_base_pa); cidi.adminq_cq_base = cpu_to_le64(pdsc->adminqcq.cq_base_pa); cidi.notifyq_cq_base = cpu_to_le64(pdsc->notifyqcq.cq.base_pa); @@ -336,7 +370,7 @@ static int pdsc_core_init(struct pdsc *pdsc) if (err) { dev_err(pdsc->dev, "Device init command failed: %pe\n", ERR_PTR(err)); - return err; + goto err_out_uninit; } pdsc->hw_index = le32_to_cpu(cido.core_hw_index); @@ -346,7 +380,8 @@ static int pdsc_core_init(struct pdsc *pdsc) pdsc->kern_dbpage = pdsc_map_dbpage(pdsc, dbpage_num); if (!pdsc->kern_dbpage) { dev_err(pdsc->dev, "Cannot map dbpage, aborting\n"); - return -ENOMEM; + err = -ENOMEM; + goto err_out_uninit; } pdsc->adminqcq.q.hw_type = cido.adminq_hw_type; @@ -359,6 +394,10 @@ static int pdsc_core_init(struct pdsc *pdsc) pdsc->last_eid = 0; + return 0; + +err_out_uninit: + pdsc_core_uninit(pdsc); return err; } @@ -401,38 +440,12 @@ static int pdsc_viftypes_init(struct pdsc *pdsc) int pdsc_setup(struct pdsc *pdsc, bool init) { - int numdescs; int err; err = pdsc_dev_init(pdsc); if (err) return err; - /* Scale the descriptor ring length based on number of CPUs and VFs */ - numdescs = max_t(int, PDSC_ADMINQ_MIN_LENGTH, num_online_cpus()); - numdescs += 2 * pci_sriov_get_totalvfs(pdsc->pdev); - numdescs = roundup_pow_of_two(numdescs); - err = pdsc_qcq_alloc(pdsc, PDS_CORE_QTYPE_ADMINQ, 0, "adminq", - PDS_CORE_QCQ_F_CORE | PDS_CORE_QCQ_F_INTR, - numdescs, - sizeof(union pds_core_adminq_cmd), - sizeof(union pds_core_adminq_comp), - 0, &pdsc->adminqcq); - if (err) - goto err_out_teardown; - - err = pdsc_qcq_alloc(pdsc, PDS_CORE_QTYPE_NOTIFYQ, 0, "notifyq", - PDS_CORE_QCQ_F_NOTIFYQ, - PDSC_NOTIFYQ_LENGTH, - sizeof(struct pds_core_notifyq_cmd), - sizeof(union pds_core_notifyq_comp), - 0, &pdsc->notifyqcq); - if (err) - goto err_out_teardown; - - /* NotifyQ rides on the AdminQ interrupt */ - pdsc->notifyqcq.intx = pdsc->adminqcq.intx; - /* Set up the Core with the AdminQ and NotifyQ info */ err = pdsc_core_init(pdsc); if (err) @@ -458,35 +471,20 @@ err_out_teardown: void pdsc_teardown(struct pdsc *pdsc, bool removing) { - int i; - if (!pdsc->pdev->is_virtfn) pdsc_devcmd_reset(pdsc); if (pdsc->adminqcq.work.func) cancel_work_sync(&pdsc->adminqcq.work); - pdsc_qcq_free(pdsc, &pdsc->notifyqcq); - pdsc_qcq_free(pdsc, &pdsc->adminqcq); + + pdsc_core_uninit(pdsc); if (removing) { kfree(pdsc->viftype_status); pdsc->viftype_status = NULL; } - if (pdsc->intr_info) { - for (i = 0; i < pdsc->nintrs; i++) - pdsc_intr_free(pdsc, i); - - kfree(pdsc->intr_info); - pdsc->intr_info = NULL; - pdsc->nintrs = 0; - } - - if (pdsc->kern_dbpage) { - iounmap(pdsc->kern_dbpage); - pdsc->kern_dbpage = NULL; - } + pdsc_dev_uninit(pdsc); - pci_free_irq_vectors(pdsc->pdev); set_bit(PDSC_S_FW_DEAD, &pdsc->state); } @@ -609,8 +607,7 @@ static void pdsc_check_pci_health(struct pdsc *pdsc) if (fw_status != PDS_RC_BAD_PCI) return; - pdsc_reset_prepare(pdsc->pdev); - pdsc_reset_done(pdsc->pdev); + pci_reset_function(pdsc->pdev); } void pdsc_health_thread(struct work_struct *work) diff --git a/drivers/net/ethernet/amd/pds_core/core.h b/drivers/net/ethernet/amd/pds_core/core.h index 110c4b826b22..92d7657dd614 100644 --- a/drivers/net/ethernet/amd/pds_core/core.h +++ b/drivers/net/ethernet/amd/pds_core/core.h @@ -282,9 +282,7 @@ int pdsc_devcmd_locked(struct pdsc *pdsc, union pds_core_dev_cmd *cmd, int pdsc_devcmd_init(struct pdsc *pdsc); int pdsc_devcmd_reset(struct pdsc *pdsc); int pdsc_dev_init(struct pdsc *pdsc); - -void pdsc_reset_prepare(struct pci_dev *pdev); -void pdsc_reset_done(struct pci_dev *pdev); +void pdsc_dev_uninit(struct pdsc *pdsc); int pdsc_intr_alloc(struct pdsc *pdsc, char *name, irq_handler_t handler, void *data); diff --git a/drivers/net/ethernet/amd/pds_core/debugfs.c b/drivers/net/ethernet/amd/pds_core/debugfs.c index 4e8579ca1c8c..6bdd02b7aa6d 100644 --- a/drivers/net/ethernet/amd/pds_core/debugfs.c +++ b/drivers/net/ethernet/amd/pds_core/debugfs.c @@ -32,8 +32,8 @@ void pdsc_debugfs_del_dev(struct pdsc *pdsc) static int identity_show(struct seq_file *seq, void *v) { - struct pdsc *pdsc = seq->private; struct pds_core_dev_identity *ident; + struct pdsc *pdsc = seq->private; int vt; ident = &pdsc->dev_ident; @@ -106,10 +106,8 @@ static const struct debugfs_reg32 intr_ctrl_regs[] = { void pdsc_debugfs_add_qcq(struct pdsc *pdsc, struct pdsc_qcq *qcq) { - struct dentry *qcq_dentry, *q_dentry, *cq_dentry; - struct dentry *intr_dentry; + struct dentry *qcq_dentry, *q_dentry, *cq_dentry, *intr_dentry; struct debugfs_regset32 *intr_ctrl_regset; - struct pdsc_intr_info *intr = &pdsc->intr_info[qcq->intx]; struct pdsc_queue *q = &qcq->q; struct pdsc_cq *cq = &qcq->cq; @@ -147,6 +145,8 @@ void pdsc_debugfs_add_qcq(struct pdsc *pdsc, struct pdsc_qcq *qcq) debugfs_create_u16("tail", 0400, cq_dentry, &cq->tail_idx); if (qcq->flags & PDS_CORE_QCQ_F_INTR) { + struct pdsc_intr_info *intr = &pdsc->intr_info[qcq->intx]; + intr_dentry = debugfs_create_dir("intr", qcq->dentry); if (IS_ERR_OR_NULL(intr_dentry)) return; diff --git a/drivers/net/ethernet/amd/pds_core/dev.c b/drivers/net/ethernet/amd/pds_core/dev.c index e65a1632df50..e494e1298dc9 100644 --- a/drivers/net/ethernet/amd/pds_core/dev.c +++ b/drivers/net/ethernet/amd/pds_core/dev.c @@ -316,6 +316,22 @@ static int pdsc_identify(struct pdsc *pdsc) return 0; } +void pdsc_dev_uninit(struct pdsc *pdsc) +{ + if (pdsc->intr_info) { + int i; + + for (i = 0; i < pdsc->nintrs; i++) + pdsc_intr_free(pdsc, i); + + kfree(pdsc->intr_info); + pdsc->intr_info = NULL; + pdsc->nintrs = 0; + } + + pci_free_irq_vectors(pdsc->pdev); +} + int pdsc_dev_init(struct pdsc *pdsc) { unsigned int nintrs; @@ -341,10 +357,8 @@ int pdsc_dev_init(struct pdsc *pdsc) /* Get intr_info struct array for tracking */ pdsc->intr_info = kcalloc(nintrs, sizeof(*pdsc->intr_info), GFP_KERNEL); - if (!pdsc->intr_info) { - err = -ENOMEM; - goto err_out; - } + if (!pdsc->intr_info) + return -ENOMEM; err = pci_alloc_irq_vectors(pdsc->pdev, nintrs, nintrs, PCI_IRQ_MSIX); if (err != nintrs) { diff --git a/drivers/net/ethernet/amd/pds_core/main.c b/drivers/net/ethernet/amd/pds_core/main.c index cdbf053b5376..ab6133e7db42 100644 --- a/drivers/net/ethernet/amd/pds_core/main.c +++ b/drivers/net/ethernet/amd/pds_core/main.c @@ -45,6 +45,7 @@ static void pdsc_unmap_bars(struct pdsc *pdsc) for (i = 0; i < PDS_CORE_BARS_MAX; i++) { if (bars[i].vaddr) pci_iounmap(pdsc->pdev, bars[i].vaddr); + bars[i].vaddr = NULL; } } @@ -451,6 +452,9 @@ static void pdsc_remove(struct pci_dev *pdev) static void pdsc_stop_health_thread(struct pdsc *pdsc) { + if (pdsc->pdev->is_virtfn) + return; + timer_shutdown_sync(&pdsc->wdtimer); if (pdsc->health_work.func) cancel_work_sync(&pdsc->health_work); @@ -458,23 +462,35 @@ static void pdsc_stop_health_thread(struct pdsc *pdsc) static void pdsc_restart_health_thread(struct pdsc *pdsc) { + if (pdsc->pdev->is_virtfn) + return; + timer_setup(&pdsc->wdtimer, pdsc_wdtimer_cb, 0); mod_timer(&pdsc->wdtimer, jiffies + 1); } -void pdsc_reset_prepare(struct pci_dev *pdev) +static void pdsc_reset_prepare(struct pci_dev *pdev) { struct pdsc *pdsc = pci_get_drvdata(pdev); pdsc_stop_health_thread(pdsc); pdsc_fw_down(pdsc); + if (pdev->is_virtfn) { + struct pdsc *pf; + + pf = pdsc_get_pf_struct(pdsc->pdev); + if (!IS_ERR(pf)) + pdsc_auxbus_dev_del(pdsc, pf); + } + pdsc_unmap_bars(pdsc); pci_release_regions(pdev); - pci_disable_device(pdev); + if (pci_is_enabled(pdev)) + pci_disable_device(pdev); } -void pdsc_reset_done(struct pci_dev *pdev) +static void pdsc_reset_done(struct pci_dev *pdev) { struct pdsc *pdsc = pci_get_drvdata(pdev); struct device *dev = pdsc->dev; @@ -504,12 +520,43 @@ void pdsc_reset_done(struct pci_dev *pdev) pdsc_fw_up(pdsc); pdsc_restart_health_thread(pdsc); + + if (pdev->is_virtfn) { + struct pdsc *pf; + + pf = pdsc_get_pf_struct(pdsc->pdev); + if (!IS_ERR(pf)) + pdsc_auxbus_dev_add(pdsc, pf); + } +} + +static pci_ers_result_t pdsc_pci_error_detected(struct pci_dev *pdev, + pci_channel_state_t error) +{ + if (error == pci_channel_io_frozen) { + pdsc_reset_prepare(pdev); + return PCI_ERS_RESULT_NEED_RESET; + } + + return PCI_ERS_RESULT_NONE; +} + +static void pdsc_pci_error_resume(struct pci_dev *pdev) +{ + struct pdsc *pdsc = pci_get_drvdata(pdev); + + if (test_bit(PDSC_S_FW_DEAD, &pdsc->state)) + pci_reset_function_locked(pdev); } static const struct pci_error_handlers pdsc_err_handler = { /* FLR handling */ .reset_prepare = pdsc_reset_prepare, .reset_done = pdsc_reset_done, + + /* AER handling */ + .error_detected = pdsc_pci_error_detected, + .resume = pdsc_pci_error_resume, }; static struct pci_driver pdsc_driver = { diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c index 18a6c8d99fa0..a2606ee3b0a5 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c @@ -15,6 +15,7 @@ #include "aq_macsec.h" #include "aq_main.h" +#include <linux/linkmode.h> #include <linux/ptp_clock_kernel.h> static void aq_ethtool_get_regs(struct net_device *ndev, @@ -681,23 +682,19 @@ static int aq_ethtool_get_ts_info(struct net_device *ndev, return 0; } -static u32 eee_mask_to_ethtool_mask(u32 speed) +static void eee_mask_to_ethtool_mask(unsigned long *mode, u32 speed) { - u32 rate = 0; - if (speed & AQ_NIC_RATE_EEE_10G) - rate |= SUPPORTED_10000baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, mode); if (speed & AQ_NIC_RATE_EEE_1G) - rate |= SUPPORTED_1000baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, mode); if (speed & AQ_NIC_RATE_EEE_100M) - rate |= SUPPORTED_100baseT_Full; - - return rate; + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, mode); } -static int aq_ethtool_get_eee(struct net_device *ndev, struct ethtool_eee *eee) +static int aq_ethtool_get_eee(struct net_device *ndev, struct ethtool_keee *eee) { struct aq_nic_s *aq_nic = netdev_priv(ndev); u32 rate, supported_rates; @@ -713,14 +710,14 @@ static int aq_ethtool_get_eee(struct net_device *ndev, struct ethtool_eee *eee) if (err < 0) return err; - eee->supported = eee_mask_to_ethtool_mask(supported_rates); + eee_mask_to_ethtool_mask(eee->supported, supported_rates); if (aq_nic->aq_nic_cfg.eee_speeds) - eee->advertised = eee->supported; + linkmode_copy(eee->advertised, eee->supported); - eee->lp_advertised = eee_mask_to_ethtool_mask(rate); + eee_mask_to_ethtool_mask(eee->lp_advertised, rate); - eee->eee_enabled = !!eee->advertised; + eee->eee_enabled = !linkmode_empty(eee->advertised); eee->tx_lpi_enabled = eee->eee_enabled; if ((supported_rates & rate) & AQ_NIC_RATE_EEE_MSK) @@ -729,7 +726,7 @@ static int aq_ethtool_get_eee(struct net_device *ndev, struct ethtool_eee *eee) return 0; } -static int aq_ethtool_set_eee(struct net_device *ndev, struct ethtool_eee *eee) +static int aq_ethtool_set_eee(struct net_device *ndev, struct ethtool_keee *eee) { struct aq_nic_s *aq_nic = netdev_priv(ndev); u32 rate, supported_rates; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ptp.c b/drivers/net/ethernet/aquantia/atlantic/aq_ptp.c index abd4832e4ed2..5acb3e16b567 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ptp.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ptp.c @@ -993,7 +993,7 @@ int aq_ptp_ring_alloc(struct aq_nic_s *aq_nic) return 0; err_exit_hwts_rx: - aq_ring_free(&aq_ptp->hwts_rx); + aq_ring_hwts_rx_free(&aq_ptp->hwts_rx); err_exit_ptp_rx: aq_ring_free(&aq_ptp->ptp_rx); err_exit_ptp_tx: @@ -1011,7 +1011,7 @@ void aq_ptp_ring_free(struct aq_nic_s *aq_nic) aq_ring_free(&aq_ptp->ptp_tx); aq_ring_free(&aq_ptp->ptp_rx); - aq_ring_free(&aq_ptp->hwts_rx); + aq_ring_hwts_rx_free(&aq_ptp->hwts_rx); aq_ptp_skb_ring_release(&aq_ptp->skb_ring); } diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index cda8597b4e14..f7433abd6591 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -919,6 +919,19 @@ void aq_ring_free(struct aq_ring_s *self) } } +void aq_ring_hwts_rx_free(struct aq_ring_s *self) +{ + if (!self) + return; + + if (self->dx_ring) { + dma_free_coherent(aq_nic_get_dev(self->aq_nic), + self->size * self->dx_size + AQ_CFG_RXDS_DEF, + self->dx_ring, self->dx_ring_pa); + self->dx_ring = NULL; + } +} + unsigned int aq_ring_fill_stats_data(struct aq_ring_s *self, u64 *data) { unsigned int count; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.h b/drivers/net/ethernet/aquantia/atlantic/aq_ring.h index 52847310740a..d627ace850ff 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.h @@ -210,6 +210,7 @@ int aq_ring_rx_fill(struct aq_ring_s *self); int aq_ring_hwts_rx_alloc(struct aq_ring_s *self, struct aq_nic_s *aq_nic, unsigned int idx, unsigned int size, unsigned int dx_size); +void aq_ring_hwts_rx_free(struct aq_ring_s *self); void aq_ring_hwts_rx_clean(struct aq_ring_s *self, struct aq_nic_s *aq_nic); unsigned int aq_ring_fill_stats_data(struct aq_ring_s *self, u64 *data); diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.c b/drivers/net/ethernet/broadcom/asp2/bcmasp.c index 29b04a274d07..a806dadc4196 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.c @@ -31,6 +31,20 @@ static void _intr2_mask_set(struct bcmasp_priv *priv, u32 mask) priv->irq_mask |= mask; } +void bcmasp_enable_phy_irq(struct bcmasp_intf *intf, int en) +{ + struct bcmasp_priv *priv = intf->parent; + + /* Only supported with internal phys */ + if (!intf->internal_phy) + return; + + if (en) + _intr2_mask_clear(priv, ASP_INTR2_PHY_EVENT(intf->channel)); + else + _intr2_mask_set(priv, ASP_INTR2_PHY_EVENT(intf->channel)); +} + void bcmasp_enable_tx_irq(struct bcmasp_intf *intf, int en) { struct bcmasp_priv *priv = intf->parent; @@ -79,6 +93,9 @@ static void bcmasp_intr2_handling(struct bcmasp_intf *intf, u32 status) __napi_schedule_irqoff(&intf->tx_napi); } } + + if (status & ASP_INTR2_PHY_EVENT(intf->channel)) + phy_mac_interrupt(intf->ndev->phydev); } static irqreturn_t bcmasp_isr(int irq, void *data) @@ -535,9 +552,6 @@ int bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, int j = 0, i; for (i = 0; i < NUM_NET_FILTERS; i++) { - if (j == *rule_cnt) - return -EMSGSIZE; - if (!priv->net_filters[i].claimed || priv->net_filters[i].port != intf->port) continue; @@ -547,6 +561,9 @@ int bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, priv->net_filters[i - 1].wake_filter) continue; + if (j == *rule_cnt) + return -EMSGSIZE; + rule_locs[j++] = priv->net_filters[i].fs.location; } @@ -972,7 +989,26 @@ static void bcmasp_core_init(struct bcmasp_priv *priv) ASP_INTR2_CLEAR); } -static void bcmasp_core_clock_select(struct bcmasp_priv *priv, bool slow) +static void bcmasp_core_clock_select_many(struct bcmasp_priv *priv, bool slow) +{ + u32 reg; + + reg = ctrl2_core_rl(priv, ASP_CTRL2_CORE_CLOCK_SELECT); + if (slow) + reg &= ~ASP_CTRL2_CORE_CLOCK_SELECT_MAIN; + else + reg |= ASP_CTRL2_CORE_CLOCK_SELECT_MAIN; + ctrl2_core_wl(priv, reg, ASP_CTRL2_CORE_CLOCK_SELECT); + + reg = ctrl2_core_rl(priv, ASP_CTRL2_CPU_CLOCK_SELECT); + if (slow) + reg &= ~ASP_CTRL2_CPU_CLOCK_SELECT_MAIN; + else + reg |= ASP_CTRL2_CPU_CLOCK_SELECT_MAIN; + ctrl2_core_wl(priv, reg, ASP_CTRL2_CPU_CLOCK_SELECT); +} + +static void bcmasp_core_clock_select_one(struct bcmasp_priv *priv, bool slow) { u32 reg; @@ -1166,6 +1202,24 @@ static void bcmasp_wol_irq_destroy_per_intf(struct bcmasp_priv *priv) } } +static void bcmasp_eee_fixup(struct bcmasp_intf *intf, bool en) +{ + u32 reg, phy_lpi_overwrite; + + reg = rx_edpkt_core_rl(intf->parent, ASP_EDPKT_SPARE_REG); + phy_lpi_overwrite = intf->internal_phy ? ASP_EDPKT_SPARE_REG_EPHY_LPI : + ASP_EDPKT_SPARE_REG_GPHY_LPI; + + if (en) + reg |= phy_lpi_overwrite; + else + reg &= ~phy_lpi_overwrite; + + rx_edpkt_core_wl(intf->parent, reg, ASP_EDPKT_SPARE_REG); + + usleep_range(50, 100); +} + static struct bcmasp_hw_info v20_hw_info = { .rx_ctrl_flush = ASP_RX_CTRL_FLUSH, .umac2fb = UMAC2FB_OFFSET, @@ -1178,6 +1232,7 @@ static const struct bcmasp_plat_data v20_plat_data = { .init_wol = bcmasp_init_wol_per_intf, .enable_wol = bcmasp_enable_wol_per_intf, .destroy_wol = bcmasp_wol_irq_destroy_per_intf, + .core_clock_select = bcmasp_core_clock_select_one, .hw_info = &v20_hw_info, }; @@ -1194,17 +1249,39 @@ static const struct bcmasp_plat_data v21_plat_data = { .init_wol = bcmasp_init_wol_shared, .enable_wol = bcmasp_enable_wol_shared, .destroy_wol = bcmasp_wol_irq_destroy_shared, + .core_clock_select = bcmasp_core_clock_select_one, + .hw_info = &v21_hw_info, +}; + +static const struct bcmasp_plat_data v22_plat_data = { + .init_wol = bcmasp_init_wol_shared, + .enable_wol = bcmasp_enable_wol_shared, + .destroy_wol = bcmasp_wol_irq_destroy_shared, + .core_clock_select = bcmasp_core_clock_select_many, .hw_info = &v21_hw_info, + .eee_fixup = bcmasp_eee_fixup, }; +static void bcmasp_set_pdata(struct bcmasp_priv *priv, const struct bcmasp_plat_data *pdata) +{ + priv->init_wol = pdata->init_wol; + priv->enable_wol = pdata->enable_wol; + priv->destroy_wol = pdata->destroy_wol; + priv->core_clock_select = pdata->core_clock_select; + priv->eee_fixup = pdata->eee_fixup; + priv->hw_info = pdata->hw_info; +} + static const struct of_device_id bcmasp_of_match[] = { { .compatible = "brcm,asp-v2.0", .data = &v20_plat_data }, { .compatible = "brcm,asp-v2.1", .data = &v21_plat_data }, + { .compatible = "brcm,asp-v2.2", .data = &v22_plat_data }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, bcmasp_of_match); static const struct of_device_id bcmasp_mdio_of_match[] = { + { .compatible = "brcm,asp-v2.2-mdio", }, { .compatible = "brcm,asp-v2.1-mdio", }, { .compatible = "brcm,asp-v2.0-mdio", }, { /* sentinel */ }, @@ -1265,16 +1342,13 @@ static int bcmasp_probe(struct platform_device *pdev) if (!pdata) return dev_err_probe(dev, -EINVAL, "unable to find platform data\n"); - priv->init_wol = pdata->init_wol; - priv->enable_wol = pdata->enable_wol; - priv->destroy_wol = pdata->destroy_wol; - priv->hw_info = pdata->hw_info; + bcmasp_set_pdata(priv, pdata); /* Enable all clocks to ensure successful probing */ bcmasp_core_clock_set(priv, ASP_CTRL_CLOCK_CTRL_ASP_ALL_DISABLE, 0); /* Switch to the main clock */ - bcmasp_core_clock_select(priv, false); + priv->core_clock_select(priv, false); bcmasp_intr2_mask_set_all(priv); bcmasp_intr2_clear_all(priv); @@ -1381,7 +1455,7 @@ static int __maybe_unused bcmasp_suspend(struct device *d) */ bcmasp_core_clock_set(priv, 0, ASP_CTRL_CLOCK_CTRL_ASP_TX_DISABLE); - bcmasp_core_clock_select(priv, true); + priv->core_clock_select(priv, true); clk_disable_unprepare(priv->clk); @@ -1399,7 +1473,7 @@ static int __maybe_unused bcmasp_resume(struct device *d) return ret; /* Switch to the main clock domain */ - bcmasp_core_clock_select(priv, false); + priv->core_clock_select(priv, false); /* Re-enable all clocks for re-initialization */ bcmasp_core_clock_set(priv, ASP_CTRL_CLOCK_CTRL_ASP_ALL_DISABLE, 0); diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.h b/drivers/net/ethernet/broadcom/asp2/bcmasp.h index ec90add6b03e..f93cb3da44b0 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.h +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.h @@ -19,6 +19,8 @@ #define ASP_INTR2_TX_DESC(intr) BIT((intr) + 14) #define ASP_INTR2_UMC0_WAKE BIT(22) #define ASP_INTR2_UMC1_WAKE BIT(28) +#define ASP_INTR2_PHY_EVENT(intr) ((intr) ? BIT(30) | BIT(31) : \ + BIT(24) | BIT(25)) #define ASP_WAKEUP_INTR2_OFFSET 0x1200 #define ASP_WAKEUP_INTR2_STATUS 0x0 @@ -33,6 +35,12 @@ #define ASP_WAKEUP_INTR2_FILT_1 BIT(3) #define ASP_WAKEUP_INTR2_FW BIT(4) +#define ASP_CTRL2_OFFSET 0x2000 +#define ASP_CTRL2_CORE_CLOCK_SELECT 0x0 +#define ASP_CTRL2_CORE_CLOCK_SELECT_MAIN BIT(0) +#define ASP_CTRL2_CPU_CLOCK_SELECT 0x4 +#define ASP_CTRL2_CPU_CLOCK_SELECT_MAIN BIT(0) + #define ASP_TX_ANALYTICS_OFFSET 0x4c000 #define ASP_TX_ANALYTICS_CTRL 0x0 @@ -134,8 +142,11 @@ enum asp_rx_net_filter_block { #define ASP_EDPKT_RX_PKT_CNT 0x138 #define ASP_EDPKT_HDR_EXTR_CNT 0x13c #define ASP_EDPKT_HDR_OUT_CNT 0x140 +#define ASP_EDPKT_SPARE_REG 0x174 +#define ASP_EDPKT_SPARE_REG_EPHY_LPI BIT(4) +#define ASP_EDPKT_SPARE_REG_GPHY_LPI BIT(3) -#define ASP_CTRL 0x101000 +#define ASP_CTRL_OFFSET 0x101000 #define ASP_CTRL_ASP_SW_INIT 0x04 #define ASP_CTRL_ASP_SW_INIT_ACPUSS_CORE BIT(0) #define ASP_CTRL_ASP_SW_INIT_ASP_TX BIT(1) @@ -306,6 +317,7 @@ struct bcmasp_intf { struct bcmasp_desc *rx_edpkt_cpu; dma_addr_t rx_edpkt_dma_addr; dma_addr_t rx_edpkt_dma_read; + dma_addr_t rx_edpkt_dma_valid; /* RX buffer prefetcher ring*/ void *rx_ring_cpu; @@ -337,7 +349,7 @@ struct bcmasp_intf { int wol_irq; unsigned int wol_irq_enabled:1; - struct ethtool_eee eee; + struct ethtool_keee eee; }; #define NUM_NET_FILTERS 32 @@ -372,6 +384,8 @@ struct bcmasp_plat_data { void (*init_wol)(struct bcmasp_priv *priv); void (*enable_wol)(struct bcmasp_intf *intf, bool en); void (*destroy_wol)(struct bcmasp_priv *priv); + void (*core_clock_select)(struct bcmasp_priv *priv, bool slow); + void (*eee_fixup)(struct bcmasp_intf *priv, bool en); struct bcmasp_hw_info *hw_info; }; @@ -390,6 +404,8 @@ struct bcmasp_priv { void (*init_wol)(struct bcmasp_priv *priv); void (*enable_wol)(struct bcmasp_intf *intf, bool en); void (*destroy_wol)(struct bcmasp_priv *priv); + void (*core_clock_select)(struct bcmasp_priv *priv, bool slow); + void (*eee_fixup)(struct bcmasp_intf *intf, bool en); void __iomem *base; struct bcmasp_hw_info *hw_info; @@ -530,7 +546,8 @@ BCMASP_CORE_IO_MACRO(rx_analytics, ASP_RX_ANALYTICS_OFFSET); BCMASP_CORE_IO_MACRO(rx_ctrl, ASP_RX_CTRL_OFFSET); BCMASP_CORE_IO_MACRO(rx_filter, ASP_RX_FILTER_OFFSET); BCMASP_CORE_IO_MACRO(rx_edpkt, ASP_EDPKT_OFFSET); -BCMASP_CORE_IO_MACRO(ctrl, ASP_CTRL); +BCMASP_CORE_IO_MACRO(ctrl, ASP_CTRL_OFFSET); +BCMASP_CORE_IO_MACRO(ctrl2, ASP_CTRL2_OFFSET); struct bcmasp_intf *bcmasp_interface_create(struct bcmasp_priv *priv, struct device_node *ndev_dn, int i); @@ -541,6 +558,8 @@ void bcmasp_enable_tx_irq(struct bcmasp_intf *intf, int en); void bcmasp_enable_rx_irq(struct bcmasp_intf *intf, int en); +void bcmasp_enable_phy_irq(struct bcmasp_intf *intf, int en); + void bcmasp_flush_rx_port(struct bcmasp_intf *intf); extern const struct ethtool_ops bcmasp_ethtool_ops; diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c b/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c index ce6a3d56fb23..484fc2b5626f 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c @@ -360,29 +360,26 @@ void bcmasp_eee_enable_set(struct bcmasp_intf *intf, bool enable) umac_wl(intf, reg, UMC_EEE_CTRL); intf->eee.eee_enabled = enable; - intf->eee.eee_active = enable; } -static int bcmasp_get_eee(struct net_device *dev, struct ethtool_eee *e) +static int bcmasp_get_eee(struct net_device *dev, struct ethtool_keee *e) { struct bcmasp_intf *intf = netdev_priv(dev); - struct ethtool_eee *p = &intf->eee; + struct ethtool_keee *p = &intf->eee; if (!dev->phydev) return -ENODEV; - e->eee_enabled = p->eee_enabled; - e->eee_active = p->eee_active; e->tx_lpi_enabled = p->tx_lpi_enabled; e->tx_lpi_timer = umac_rl(intf, UMC_EEE_LPI_TIMER); return phy_ethtool_get_eee(dev->phydev, e); } -static int bcmasp_set_eee(struct net_device *dev, struct ethtool_eee *e) +static int bcmasp_set_eee(struct net_device *dev, struct ethtool_keee *e) { struct bcmasp_intf *intf = netdev_priv(dev); - struct ethtool_eee *p = &intf->eee; + struct ethtool_keee *p = &intf->eee; int ret; if (!dev->phydev) @@ -399,7 +396,6 @@ static int bcmasp_set_eee(struct net_device *dev, struct ethtool_eee *e) } umac_wl(intf, e->tx_lpi_timer, UMC_EEE_LPI_TIMER); - intf->eee.eee_active = ret >= 0; intf->eee.tx_lpi_enabled = e->tx_lpi_enabled; bcmasp_eee_enable_set(intf, true); } diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c index 53e542881255..dd06b68b33ed 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c @@ -382,6 +382,7 @@ static void bcmasp_netif_start(struct net_device *dev) bcmasp_enable_rx_irq(intf, 1); bcmasp_enable_tx_irq(intf, 1); + bcmasp_enable_phy_irq(intf, 1); phy_start(dev->phydev); } @@ -607,6 +608,7 @@ static void bcmasp_adj_link(struct net_device *dev) struct phy_device *phydev = dev->phydev; u32 cmd_bits = 0, reg; int changed = 0; + bool active; if (intf->old_link != phydev->link) { changed = 1; @@ -658,8 +660,8 @@ static void bcmasp_adj_link(struct net_device *dev) reg |= cmd_bits; umac_wl(intf, reg, UMC_CMD); - intf->eee.eee_active = phy_init_eee(phydev, 0) >= 0; - bcmasp_eee_enable_set(intf, intf->eee.eee_active); + active = phy_init_eee(phydev, 0) >= 0; + bcmasp_eee_enable_set(intf, active); } reg = rgmii_rl(intf, RGMII_OOB_CNTRL); @@ -673,38 +675,78 @@ static void bcmasp_adj_link(struct net_device *dev) phy_print_status(phydev); } -static int bcmasp_init_rx(struct bcmasp_intf *intf) +static int bcmasp_alloc_buffers(struct bcmasp_intf *intf) { struct device *kdev = &intf->parent->pdev->dev; struct page *buffer_pg; - dma_addr_t dma; - void *p; - u32 reg; - int ret; + /* Alloc RX */ intf->rx_buf_order = get_order(RING_BUFFER_SIZE); buffer_pg = alloc_pages(GFP_KERNEL, intf->rx_buf_order); - - dma = dma_map_page(kdev, buffer_pg, 0, RING_BUFFER_SIZE, - DMA_FROM_DEVICE); - if (dma_mapping_error(kdev, dma)) { - __free_pages(buffer_pg, intf->rx_buf_order); + if (!buffer_pg) return -ENOMEM; - } + intf->rx_ring_cpu = page_to_virt(buffer_pg); - intf->rx_ring_dma = dma; - intf->rx_ring_dma_valid = intf->rx_ring_dma + RING_BUFFER_SIZE - 1; + intf->rx_ring_dma = dma_map_page(kdev, buffer_pg, 0, RING_BUFFER_SIZE, + DMA_FROM_DEVICE); + if (dma_mapping_error(kdev, intf->rx_ring_dma)) + goto free_rx_buffer; + + intf->rx_edpkt_cpu = dma_alloc_coherent(kdev, DESC_RING_SIZE, + &intf->rx_edpkt_dma_addr, GFP_KERNEL); + if (!intf->rx_edpkt_cpu) + goto free_rx_buffer_dma; + + /* Alloc TX */ + intf->tx_spb_cpu = dma_alloc_coherent(kdev, DESC_RING_SIZE, + &intf->tx_spb_dma_addr, GFP_KERNEL); + if (!intf->tx_spb_cpu) + goto free_rx_edpkt_dma; - p = dma_alloc_coherent(kdev, DESC_RING_SIZE, &intf->rx_edpkt_dma_addr, + intf->tx_cbs = kcalloc(DESC_RING_COUNT, sizeof(struct bcmasp_tx_cb), GFP_KERNEL); - if (!p) { - ret = -ENOMEM; - goto free_rx_ring; - } - intf->rx_edpkt_cpu = p; + if (!intf->tx_cbs) + goto free_tx_spb_dma; - netif_napi_add(intf->ndev, &intf->rx_napi, bcmasp_rx_poll); + return 0; + +free_tx_spb_dma: + dma_free_coherent(kdev, DESC_RING_SIZE, intf->tx_spb_cpu, + intf->tx_spb_dma_addr); +free_rx_edpkt_dma: + dma_free_coherent(kdev, DESC_RING_SIZE, intf->rx_edpkt_cpu, + intf->rx_edpkt_dma_addr); +free_rx_buffer_dma: + dma_unmap_page(kdev, intf->rx_ring_dma, RING_BUFFER_SIZE, + DMA_FROM_DEVICE); +free_rx_buffer: + __free_pages(buffer_pg, intf->rx_buf_order); + + return -ENOMEM; +} + +static void bcmasp_reclaim_free_buffers(struct bcmasp_intf *intf) +{ + struct device *kdev = &intf->parent->pdev->dev; + + /* RX buffers */ + dma_free_coherent(kdev, DESC_RING_SIZE, intf->rx_edpkt_cpu, + intf->rx_edpkt_dma_addr); + dma_unmap_page(kdev, intf->rx_ring_dma, RING_BUFFER_SIZE, + DMA_FROM_DEVICE); + __free_pages(virt_to_page(intf->rx_ring_cpu), intf->rx_buf_order); + + /* TX buffers */ + dma_free_coherent(kdev, DESC_RING_SIZE, intf->tx_spb_cpu, + intf->tx_spb_dma_addr); + kfree(intf->tx_cbs); +} +static void bcmasp_init_rx(struct bcmasp_intf *intf) +{ + /* Restart from index 0 */ + intf->rx_ring_dma_valid = intf->rx_ring_dma + RING_BUFFER_SIZE - 1; + intf->rx_edpkt_dma_valid = intf->rx_edpkt_dma_addr + (DESC_RING_SIZE - 1); intf->rx_edpkt_dma_read = intf->rx_edpkt_dma_addr; intf->rx_edpkt_index = 0; @@ -730,64 +772,23 @@ static int bcmasp_init_rx(struct bcmasp_intf *intf) rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_addr, RX_EDPKT_DMA_WRITE); rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_addr, RX_EDPKT_DMA_READ); rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_addr, RX_EDPKT_DMA_BASE); - rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_addr + (DESC_RING_SIZE - 1), - RX_EDPKT_DMA_END); - rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_addr + (DESC_RING_SIZE - 1), - RX_EDPKT_DMA_VALID); - - reg = UMAC2FB_CFG_DEFAULT_EN | - ((intf->channel + 11) << UMAC2FB_CFG_CHID_SHIFT); - reg |= (0xd << UMAC2FB_CFG_OK_SEND_SHIFT); - umac2fb_wl(intf, reg, UMAC2FB_CFG); - - return 0; - -free_rx_ring: - dma_unmap_page(kdev, intf->rx_ring_dma, RING_BUFFER_SIZE, - DMA_FROM_DEVICE); - __free_pages(virt_to_page(intf->rx_ring_cpu), intf->rx_buf_order); + rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_valid, RX_EDPKT_DMA_END); + rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_valid, RX_EDPKT_DMA_VALID); - return ret; + umac2fb_wl(intf, UMAC2FB_CFG_DEFAULT_EN | ((intf->channel + 11) << + UMAC2FB_CFG_CHID_SHIFT) | (0xd << UMAC2FB_CFG_OK_SEND_SHIFT), + UMAC2FB_CFG); } -static void bcmasp_reclaim_free_all_rx(struct bcmasp_intf *intf) -{ - struct device *kdev = &intf->parent->pdev->dev; - - dma_free_coherent(kdev, DESC_RING_SIZE, intf->rx_edpkt_cpu, - intf->rx_edpkt_dma_addr); - dma_unmap_page(kdev, intf->rx_ring_dma, RING_BUFFER_SIZE, - DMA_FROM_DEVICE); - __free_pages(virt_to_page(intf->rx_ring_cpu), intf->rx_buf_order); -} -static int bcmasp_init_tx(struct bcmasp_intf *intf) +static void bcmasp_init_tx(struct bcmasp_intf *intf) { - struct device *kdev = &intf->parent->pdev->dev; - void *p; - int ret; - - p = dma_alloc_coherent(kdev, DESC_RING_SIZE, &intf->tx_spb_dma_addr, - GFP_KERNEL); - if (!p) - return -ENOMEM; - - intf->tx_spb_cpu = p; + /* Restart from index 0 */ intf->tx_spb_dma_valid = intf->tx_spb_dma_addr + DESC_RING_SIZE - 1; intf->tx_spb_dma_read = intf->tx_spb_dma_addr; - - intf->tx_cbs = kcalloc(DESC_RING_COUNT, sizeof(struct bcmasp_tx_cb), - GFP_KERNEL); - if (!intf->tx_cbs) { - ret = -ENOMEM; - goto free_tx_spb; - } - intf->tx_spb_index = 0; intf->tx_spb_clean_index = 0; - netif_napi_add_tx(intf->ndev, &intf->tx_napi, bcmasp_tx_poll); - /* Make sure channels are disabled */ tx_spb_ctrl_wl(intf, 0x0, TX_SPB_CTRL_ENABLE); tx_epkt_core_wl(intf, 0x0, TX_EPKT_C_CFG_MISC); @@ -803,26 +804,6 @@ static int bcmasp_init_tx(struct bcmasp_intf *intf) tx_spb_dma_wq(intf, intf->tx_spb_dma_addr, TX_SPB_DMA_BASE); tx_spb_dma_wq(intf, intf->tx_spb_dma_valid, TX_SPB_DMA_END); tx_spb_dma_wq(intf, intf->tx_spb_dma_valid, TX_SPB_DMA_VALID); - - return 0; - -free_tx_spb: - dma_free_coherent(kdev, DESC_RING_SIZE, intf->tx_spb_cpu, - intf->tx_spb_dma_addr); - - return ret; -} - -static void bcmasp_reclaim_free_all_tx(struct bcmasp_intf *intf) -{ - struct device *kdev = &intf->parent->pdev->dev; - - /* Free descriptors */ - dma_free_coherent(kdev, DESC_RING_SIZE, intf->tx_spb_cpu, - intf->tx_spb_dma_addr); - - /* Free cbs */ - kfree(intf->tx_cbs); } static void bcmasp_ephy_enable_set(struct bcmasp_intf *intf, bool enable) @@ -910,12 +891,10 @@ static void bcmasp_netif_deinit(struct net_device *dev) /* Disable interrupts */ bcmasp_enable_tx_irq(intf, 0); bcmasp_enable_rx_irq(intf, 0); + bcmasp_enable_phy_irq(intf, 0); netif_napi_del(&intf->tx_napi); - bcmasp_reclaim_free_all_tx(intf); - netif_napi_del(&intf->rx_napi); - bcmasp_reclaim_free_all_rx(intf); } static int bcmasp_stop(struct net_device *dev) @@ -929,6 +908,8 @@ static int bcmasp_stop(struct net_device *dev) bcmasp_netif_deinit(dev); + bcmasp_reclaim_free_buffers(intf); + phy_disconnect(dev->phydev); /* Disable internal EPHY or external PHY */ @@ -1048,6 +1029,12 @@ static int bcmasp_netif_init(struct net_device *dev, bool phy_connect) netdev_err(dev, "could not attach to PHY\n"); goto err_phy_disable; } + + if (intf->internal_phy) + dev->phydev->irq = PHY_MAC_INTERRUPT; + + /* Indicate that the MAC is responsible for PHY PM */ + phydev->mac_managed_pm = true; } else if (!intf->wolopts) { ret = phy_resume(dev->phydev); if (ret) @@ -1067,17 +1054,12 @@ static int bcmasp_netif_init(struct net_device *dev, bool phy_connect) intf->old_link = -1; intf->old_pause = -1; - ret = bcmasp_init_tx(intf); - if (ret) - goto err_phy_disconnect; - - /* Turn on asp */ + bcmasp_init_tx(intf); + netif_napi_add_tx(intf->ndev, &intf->tx_napi, bcmasp_tx_poll); bcmasp_enable_tx(intf, 1); - ret = bcmasp_init_rx(intf); - if (ret) - goto err_reclaim_tx; - + bcmasp_init_rx(intf); + netif_napi_add(intf->ndev, &intf->rx_napi, bcmasp_rx_poll); bcmasp_enable_rx(intf, 1); /* Turn on UniMAC TX/RX */ @@ -1091,11 +1073,6 @@ static int bcmasp_netif_init(struct net_device *dev, bool phy_connect) return 0; -err_reclaim_tx: - bcmasp_reclaim_free_all_tx(intf); -err_phy_disconnect: - if (phydev) - phy_disconnect(phydev); err_phy_disable: if (intf->internal_phy) bcmasp_ephy_enable_set(intf, false); @@ -1111,13 +1088,24 @@ static int bcmasp_open(struct net_device *dev) netif_dbg(intf, ifup, dev, "bcmasp open\n"); - ret = clk_prepare_enable(intf->parent->clk); + ret = bcmasp_alloc_buffers(intf); if (ret) return ret; - ret = bcmasp_netif_init(dev, true); + ret = clk_prepare_enable(intf->parent->clk); if (ret) + goto err_free_mem; + + ret = bcmasp_netif_init(dev, true); + if (ret) { clk_disable_unprepare(intf->parent->clk); + goto err_free_mem; + } + + return ret; + +err_free_mem: + bcmasp_reclaim_free_buffers(intf); return ret; } @@ -1326,6 +1314,9 @@ static void bcmasp_suspend_to_wol(struct bcmasp_intf *intf) ASP_WAKEUP_INTR2_MASK_CLEAR); } + if (intf->eee.eee_enabled && intf->parent->eee_fixup) + intf->parent->eee_fixup(intf, true); + netif_dbg(intf, wol, ndev, "entered WOL mode\n"); } @@ -1374,6 +1365,9 @@ static void bcmasp_resume_from_wol(struct bcmasp_intf *intf) { u32 reg; + if (intf->eee.eee_enabled && intf->parent->eee_fixup) + intf->parent->eee_fixup(intf, false); + reg = umac_rl(intf, UMC_MPD_CTRL); reg &= ~UMC_MPD_CTRL_MPD_EN; umac_wl(intf, reg, UMC_MPD_CTRL); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index e9c1e1bb5580..c9b6acd8c892 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -147,10 +147,11 @@ void bnx2x_fill_fw_str(struct bnx2x *bp, char *buf, size_t buf_len) phy_fw_ver[0] = '\0'; bnx2x_get_ext_phy_fw_version(&bp->link_params, - phy_fw_ver, PHY_FW_VER_LEN); - strscpy(buf, bp->fw_ver, buf_len); - snprintf(buf + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver), - "bc %d.%d.%d%s%s", + phy_fw_ver, sizeof(phy_fw_ver)); + /* This may become truncated. */ + scnprintf(buf, buf_len, + "%sbc %d.%d.%d%s%s", + bp->fw_ver, (bp->common.bc_ver & 0xff0000) >> 16, (bp->common.bc_ver & 0xff00) >> 8, (bp->common.bc_ver & 0xff), @@ -3537,7 +3538,7 @@ static u8 bnx2x_set_pbd_csum_enc(struct bnx2x *bp, struct sk_buff *skb, u32 *parsing_data, u32 xmit_type) { *parsing_data |= - ((((u8 *)skb_inner_transport_header(skb) - skb->data) >> 1) << + ((skb_inner_transport_offset(skb) >> 1) << ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W_SHIFT) & ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W; @@ -3569,7 +3570,7 @@ static u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb, u32 *parsing_data, u32 xmit_type) { *parsing_data |= - ((((u8 *)skb_transport_header(skb) - skb->data) >> 1) << + ((skb_transport_offset(skb) >> 1) << ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W_SHIFT) & ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W; @@ -3612,7 +3613,7 @@ static u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb, struct eth_tx_parse_bd_e1x *pbd, u32 xmit_type) { - u8 hlen = (skb_network_header(skb) - skb->data) >> 1; + u8 hlen = skb_network_offset(skb) >> 1; /* for now NS flag is not used in Linux */ pbd->global_data = @@ -3620,8 +3621,7 @@ static u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb, ((skb->protocol == cpu_to_be16(ETH_P_8021Q)) << ETH_TX_PARSE_BD_E1X_LLC_SNAP_EN_SHIFT)); - pbd->ip_hlen_w = (skb_transport_header(skb) - - skb_network_header(skb)) >> 1; + pbd->ip_hlen_w = skb_network_header_len(skb) >> 1; hlen += pbd->ip_hlen_w; @@ -3666,8 +3666,7 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, u8 outerip_off, outerip_len = 0; /* from outer IP to transport */ - hlen_w = (skb_inner_transport_header(skb) - - skb_network_header(skb)) >> 1; + hlen_w = skb_inner_transport_offset(skb) >> 1; /* transport len */ hlen_w += inner_tcp_hdrlen(skb) >> 1; @@ -3713,7 +3712,7 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, 0, IPPROTO_TCP, 0)); } - outerip_off = (skb_network_header(skb) - skb->data) >> 1; + outerip_off = (skb_network_offset(skb)) >> 1; *global_data |= outerip_off | diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index 81d232e6d05f..58956ed8f531 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -1132,7 +1132,7 @@ static void bnx2x_get_drvinfo(struct net_device *dev, } memset(version, 0, sizeof(version)); - bnx2x_fill_fw_str(bp, version, ETHTOOL_FWVERS_LEN); + bnx2x_fill_fw_str(bp, version, sizeof(version)); strlcat(info->fw_version, version, sizeof(info->fw_version)); strscpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info)); @@ -2081,34 +2081,31 @@ static const char bnx2x_private_arr[BNX2X_PRI_FLAG_LEN][ETH_GSTRING_LEN] = { "Storage only interface" }; -static u32 bnx2x_eee_to_adv(u32 eee_adv) +static void bnx2x_eee_to_linkmode(unsigned long *mode, u32 eee_adv) { - u32 modes = 0; - if (eee_adv & SHMEM_EEE_100M_ADV) - modes |= ADVERTISED_100baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, mode); if (eee_adv & SHMEM_EEE_1G_ADV) - modes |= ADVERTISED_1000baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, mode); if (eee_adv & SHMEM_EEE_10G_ADV) - modes |= ADVERTISED_10000baseT_Full; - - return modes; + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, mode); } -static u32 bnx2x_adv_to_eee(u32 modes, u32 shift) +static u32 bnx2x_linkmode_to_eee(const unsigned long *mode, u32 shift) { u32 eee_adv = 0; - if (modes & ADVERTISED_100baseT_Full) + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, mode)) eee_adv |= SHMEM_EEE_100M_ADV; - if (modes & ADVERTISED_1000baseT_Full) + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, mode)) eee_adv |= SHMEM_EEE_1G_ADV; - if (modes & ADVERTISED_10000baseT_Full) + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, mode)) eee_adv |= SHMEM_EEE_10G_ADV; return eee_adv << shift; } -static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata) +static int bnx2x_get_eee(struct net_device *dev, struct ethtool_keee *edata) { struct bnx2x *bp = netdev_priv(dev); u32 eee_cfg; @@ -2120,16 +2117,17 @@ static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata) eee_cfg = bp->link_vars.eee_status; - edata->supported = - bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >> - SHMEM_EEE_SUPPORTED_SHIFT); + bnx2x_eee_to_linkmode(edata->supported, + (eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >> + SHMEM_EEE_SUPPORTED_SHIFT); + + bnx2x_eee_to_linkmode(edata->advertised, + (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >> + SHMEM_EEE_ADV_STATUS_SHIFT); - edata->advertised = - bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >> - SHMEM_EEE_ADV_STATUS_SHIFT); - edata->lp_advertised = - bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >> - SHMEM_EEE_LP_ADV_STATUS_SHIFT); + bnx2x_eee_to_linkmode(edata->lp_advertised, + (eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >> + SHMEM_EEE_LP_ADV_STATUS_SHIFT); /* SHMEM value is in 16u units --> Convert to 1u units. */ edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4; @@ -2141,7 +2139,7 @@ static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata) return 0; } -static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata) +static int bnx2x_set_eee(struct net_device *dev, struct ethtool_keee *edata) { struct bnx2x *bp = netdev_priv(dev); u32 eee_cfg; @@ -2162,8 +2160,8 @@ static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata) return -EOPNOTSUPP; } - advertised = bnx2x_adv_to_eee(edata->advertised, - SHMEM_EEE_ADV_STATUS_SHIFT); + advertised = bnx2x_linkmode_to_eee(edata->advertised, + SHMEM_EEE_ADV_STATUS_SHIFT); if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) { DP(BNX2X_MSG_ETHTOOL, "Direct manipulation of EEE advertisement is not supported\n"); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index 02808513ffe4..ea310057fe3a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -6163,8 +6163,8 @@ static void bnx2x_link_int_ack(struct link_params *params, static int bnx2x_null_format_ver(u32 spirom_ver, u8 *str, u16 *len) { - str[0] = '\0'; - (*len)--; + if (*len) + str[0] = '\0'; return 0; } @@ -6173,7 +6173,7 @@ static int bnx2x_format_ver(u32 num, u8 *str, u16 *len) u16 ret; if (*len < 10) { - /* Need more than 10chars for this format */ + /* Need more than 10 chars for this format */ bnx2x_null_format_ver(num, str, len); return -EINVAL; } @@ -6188,8 +6188,8 @@ static int bnx2x_3_seq_format_ver(u32 num, u8 *str, u16 *len) { u16 ret; - if (*len < 10) { - /* Need more than 10chars for this format */ + if (*len < 9) { + /* Need more than 9 chars for this format */ bnx2x_null_format_ver(num, str, len); return -EINVAL; } @@ -6208,7 +6208,7 @@ int bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 *version, int status = 0; u8 *ver_p = version; u16 remain_len = len; - if (version == NULL || params == NULL) + if (version == NULL || params == NULL || len == 0) return -EINVAL; bp = params->bp; @@ -11546,7 +11546,7 @@ static int bnx2x_7101_format_ver(u32 spirom_ver, u8 *str, u16 *len) str[2] = (spirom_ver & 0xFF0000) >> 16; str[3] = (spirom_ver & 0xFF000000) >> 24; str[4] = '\0'; - *len -= 5; + *len -= 4; return 0; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 39845d556baf..493b724848c8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -246,6 +246,49 @@ static const u16 bnxt_async_events_arr[] = { static struct workqueue_struct *bnxt_pf_wq; +#define BNXT_IPV6_MASK_ALL {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}} +#define BNXT_IPV6_MASK_NONE {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}} + +const struct bnxt_flow_masks BNXT_FLOW_MASK_NONE = { + .ports = { + .src = 0, + .dst = 0, + }, + .addrs = { + .v6addrs = { + .src = BNXT_IPV6_MASK_NONE, + .dst = BNXT_IPV6_MASK_NONE, + }, + }, +}; + +const struct bnxt_flow_masks BNXT_FLOW_IPV6_MASK_ALL = { + .ports = { + .src = cpu_to_be16(0xffff), + .dst = cpu_to_be16(0xffff), + }, + .addrs = { + .v6addrs = { + .src = BNXT_IPV6_MASK_ALL, + .dst = BNXT_IPV6_MASK_ALL, + }, + }, +}; + +const struct bnxt_flow_masks BNXT_FLOW_IPV4_MASK_ALL = { + .ports = { + .src = cpu_to_be16(0xffff), + .dst = cpu_to_be16(0xffff), + }, + .addrs = { + .v4addrs = { + .src = cpu_to_be32(0xffffffff), + .dst = cpu_to_be32(0xffffffff), + }, + }, +}; + static bool bnxt_vf_pciid(enum board_idx idx) { return (idx == NETXTREME_C_VF || idx == NETXTREME_E_VF || @@ -4168,8 +4211,12 @@ static int bnxt_alloc_vnics(struct bnxt *bp) int num_vnics = 1; #ifdef CONFIG_RFS_ACCEL - if ((bp->flags & (BNXT_FLAG_RFS | BNXT_FLAG_CHIP_P5_PLUS)) == BNXT_FLAG_RFS) - num_vnics += bp->rx_nr_rings; + if (bp->flags & BNXT_FLAG_RFS) { + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp)) + num_vnics++; + else if (!(bp->flags & BNXT_FLAG_CHIP_P5_PLUS)) + num_vnics += bp->rx_nr_rings; + } #endif if (BNXT_CHIP_TYPE_NITRO_A0(bp)) @@ -4186,6 +4233,7 @@ static int bnxt_alloc_vnics(struct bnxt *bp) static void bnxt_init_vnics(struct bnxt *bp) { + struct bnxt_vnic_info *vnic0 = &bp->vnic_info[BNXT_VNIC_DEFAULT]; int i; for (i = 0; i < bp->nr_vnics; i++) { @@ -4199,20 +4247,33 @@ static void bnxt_init_vnics(struct bnxt *bp) vnic->fw_l2_ctx_id = INVALID_HW_RING_ID; if (bp->vnic_info[i].rss_hash_key) { - if (!i) { + if (i == BNXT_VNIC_DEFAULT) { u8 *key = (void *)vnic->rss_hash_key; int k; + if (!bp->rss_hash_key_valid && + !bp->rss_hash_key_updated) { + get_random_bytes(bp->rss_hash_key, + HW_HASH_KEY_SIZE); + bp->rss_hash_key_updated = true; + } + + memcpy(vnic->rss_hash_key, bp->rss_hash_key, + HW_HASH_KEY_SIZE); + + if (!bp->rss_hash_key_updated) + continue; + + bp->rss_hash_key_updated = false; + bp->rss_hash_key_valid = true; + bp->toeplitz_prefix = 0; - get_random_bytes(vnic->rss_hash_key, - HW_HASH_KEY_SIZE); for (k = 0; k < 8; k++) { bp->toeplitz_prefix <<= 8; bp->toeplitz_prefix |= key[k]; } } else { - memcpy(vnic->rss_hash_key, - bp->vnic_info[0].rss_hash_key, + memcpy(vnic->rss_hash_key, vnic0->rss_hash_key, HW_HASH_KEY_SIZE); } } @@ -4798,6 +4859,44 @@ static void bnxt_clear_ring_indices(struct bnxt *bp) } } +void bnxt_insert_usr_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr) +{ + u8 type = fltr->type, flags = fltr->flags; + + INIT_LIST_HEAD(&fltr->list); + if ((type == BNXT_FLTR_TYPE_L2 && flags & BNXT_ACT_RING_DST) || + (type == BNXT_FLTR_TYPE_NTUPLE && flags & BNXT_ACT_NO_AGING)) + list_add_tail(&fltr->list, &bp->usr_fltr_list); +} + +void bnxt_del_one_usr_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr) +{ + if (!list_empty(&fltr->list)) + list_del_init(&fltr->list); +} + +void bnxt_clear_usr_fltrs(struct bnxt *bp, bool all) +{ + struct bnxt_filter_base *usr_fltr, *tmp; + + list_for_each_entry_safe(usr_fltr, tmp, &bp->usr_fltr_list, list) { + if (!all && usr_fltr->type == BNXT_FLTR_TYPE_L2) + continue; + bnxt_del_one_usr_fltr(bp, usr_fltr); + } +} + +static void bnxt_del_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr) +{ + hlist_del(&fltr->hash); + bnxt_del_one_usr_fltr(bp, fltr); + if (fltr->flags) { + clear_bit(fltr->sw_id, bp->ntp_fltr_bmap); + bp->ntp_fltr_count--; + } + kfree(fltr); +} + static void bnxt_free_ntp_fltrs(struct bnxt *bp, bool all) { int i; @@ -4813,12 +4912,10 @@ static void bnxt_free_ntp_fltrs(struct bnxt *bp, bool all) head = &bp->ntp_fltr_hash_tbl[i]; hlist_for_each_entry_safe(fltr, tmp, head, base.hash) { bnxt_del_l2_filter(bp, fltr->l2_fltr); - if (!all && (fltr->base.flags & BNXT_ACT_FUNC_DST)) + if (!all && ((fltr->base.flags & BNXT_ACT_FUNC_DST) || + !list_empty(&fltr->base.list))) continue; - hlist_del(&fltr->base.hash); - clear_bit(fltr->base.sw_id, bp->ntp_fltr_bmap); - bp->ntp_fltr_count--; - kfree(fltr); + bnxt_del_fltr(bp, &fltr->base); } } if (!all) @@ -4840,7 +4937,7 @@ static int bnxt_alloc_ntp_fltrs(struct bnxt *bp) INIT_HLIST_HEAD(&bp->ntp_fltr_hash_tbl[i]); bp->ntp_fltr_count = 0; - bp->ntp_fltr_bmap = bitmap_zalloc(BNXT_MAX_FLTR, GFP_KERNEL); + bp->ntp_fltr_bmap = bitmap_zalloc(bp->max_fltr, GFP_KERNEL); if (!bp->ntp_fltr_bmap) rc = -ENOMEM; @@ -4859,14 +4956,10 @@ static void bnxt_free_l2_filters(struct bnxt *bp, bool all) head = &bp->l2_fltr_hash_tbl[i]; hlist_for_each_entry_safe(fltr, tmp, head, base.hash) { - if (!all && (fltr->base.flags & BNXT_ACT_FUNC_DST)) + if (!all && ((fltr->base.flags & BNXT_ACT_FUNC_DST) || + !list_empty(&fltr->base.list))) continue; - hlist_del(&fltr->base.hash); - if (fltr->base.flags) { - clear_bit(fltr->base.sw_id, bp->ntp_fltr_bmap); - bp->ntp_fltr_count--; - } - kfree(fltr); + bnxt_del_fltr(bp, &fltr->base); } } } @@ -5039,8 +5132,13 @@ static int bnxt_alloc_mem(struct bnxt *bp, bool irq_re_init) if (rc) goto alloc_mem_err; - bp->vnic_info[0].flags |= BNXT_VNIC_RSS_FLAG | BNXT_VNIC_MCAST_FLAG | - BNXT_VNIC_UCAST_FLAG; + bp->vnic_info[BNXT_VNIC_DEFAULT].flags |= BNXT_VNIC_RSS_FLAG | + BNXT_VNIC_MCAST_FLAG | + BNXT_VNIC_UCAST_FLAG; + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp) && (bp->flags & BNXT_FLAG_RFS)) + bp->vnic_info[BNXT_VNIC_NTUPLE].flags |= + BNXT_VNIC_RSS_FLAG | BNXT_VNIC_NTUPLE_FLAG; + rc = bnxt_alloc_vnic_attributes(bp); if (rc) goto alloc_mem_err; @@ -5342,6 +5440,7 @@ void bnxt_del_l2_filter(struct bnxt *bp, struct bnxt_l2_filter *fltr) return; } hlist_del_rcu(&fltr->base.hash); + bnxt_del_one_usr_fltr(bp, &fltr->base); if (fltr->base.flags) { clear_bit(fltr->base.sw_id, bp->ntp_fltr_bmap); bp->ntp_fltr_count--; @@ -5480,13 +5579,15 @@ static int bnxt_init_l2_filter(struct bnxt *bp, struct bnxt_l2_filter *fltr, int bit_id; bit_id = bitmap_find_free_region(bp->ntp_fltr_bmap, - BNXT_MAX_FLTR, 0); + bp->max_fltr, 0); if (bit_id < 0) return -ENOMEM; fltr->base.sw_id = (u16)bit_id; + bp->ntp_fltr_count++; } head = &bp->l2_fltr_hash_tbl[idx]; hlist_add_head_rcu(&fltr->base.hash, head); + bnxt_insert_usr_fltr(bp, &fltr->base); set_bit(BNXT_FLTR_INSERTED, &fltr->base.state); atomic_set(&fltr->refcnt, 1); return 0; @@ -5519,6 +5620,40 @@ static struct bnxt_l2_filter *bnxt_alloc_l2_filter(struct bnxt *bp, return fltr; } +struct bnxt_l2_filter *bnxt_alloc_new_l2_filter(struct bnxt *bp, + struct bnxt_l2_key *key, + u16 flags) +{ + struct bnxt_l2_filter *fltr; + u32 idx; + int rc; + + idx = jhash2(&key->filter_key, BNXT_L2_KEY_SIZE, bp->hash_seed) & + BNXT_L2_FLTR_HASH_MASK; + spin_lock_bh(&bp->ntp_fltr_lock); + fltr = __bnxt_lookup_l2_filter(bp, key, idx); + if (fltr) { + fltr = ERR_PTR(-EEXIST); + goto l2_filter_exit; + } + fltr = kzalloc(sizeof(*fltr), GFP_ATOMIC); + if (!fltr) { + fltr = ERR_PTR(-ENOMEM); + goto l2_filter_exit; + } + fltr->base.flags = flags; + rc = bnxt_init_l2_filter(bp, fltr, key, idx); + if (rc) { + spin_unlock_bh(&bp->ntp_fltr_lock); + bnxt_del_l2_filter(bp, fltr); + return ERR_PTR(rc); + } + +l2_filter_exit: + spin_unlock_bh(&bp->ntp_fltr_lock); + return fltr; +} + static u16 bnxt_vf_target_id(struct bnxt_pf_info *pf, u16 vf_idx) { #ifdef CONFIG_BNXT_SRIOV @@ -5650,15 +5785,38 @@ void bnxt_fill_ipv6_mask(__be32 mask[4]) mask[i] = cpu_to_be32(~0); } +static void +bnxt_cfg_rfs_ring_tbl_idx(struct bnxt *bp, + struct hwrm_cfa_ntuple_filter_alloc_input *req, + u16 rxq) +{ + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp)) { + struct bnxt_vnic_info *vnic; + u32 enables; + + vnic = &bp->vnic_info[BNXT_VNIC_NTUPLE]; + req->dst_id = cpu_to_le16(vnic->fw_vnic_id); + enables = CFA_NTUPLE_FILTER_ALLOC_REQ_ENABLES_RFS_RING_TBL_IDX; + req->enables |= cpu_to_le32(enables); + req->rfs_ring_tbl_idx = cpu_to_le16(rxq); + } else { + u32 flags; + + flags = CFA_NTUPLE_FILTER_ALLOC_REQ_FLAGS_DEST_RFS_RING_IDX; + req->flags |= cpu_to_le32(flags); + req->dst_id = cpu_to_le16(rxq); + } +} + int bnxt_hwrm_cfa_ntuple_filter_alloc(struct bnxt *bp, struct bnxt_ntuple_filter *fltr) { struct hwrm_cfa_ntuple_filter_alloc_output *resp; struct hwrm_cfa_ntuple_filter_alloc_input *req; + struct bnxt_flow_masks *masks = &fltr->fmasks; struct flow_keys *keys = &fltr->fkeys; struct bnxt_l2_filter *l2_fltr; struct bnxt_vnic_info *vnic; - u32 flags = 0; int rc; rc = hwrm_req_init(bp, req, HWRM_CFA_NTUPLE_FILTER_ALLOC); @@ -5668,16 +5826,16 @@ int bnxt_hwrm_cfa_ntuple_filter_alloc(struct bnxt *bp, l2_fltr = fltr->l2_fltr; req->l2_filter_id = l2_fltr->base.filter_id; - - if (bp->fw_cap & BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2) { - flags = CFA_NTUPLE_FILTER_ALLOC_REQ_FLAGS_DEST_RFS_RING_IDX; - req->dst_id = cpu_to_le16(fltr->base.rxq); + if (fltr->base.flags & BNXT_ACT_DROP) { + req->flags = + cpu_to_le32(CFA_NTUPLE_FILTER_ALLOC_REQ_FLAGS_DROP); + } else if (bp->fw_cap & BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2) { + bnxt_cfg_rfs_ring_tbl_idx(bp, req, fltr->base.rxq); } else { vnic = &bp->vnic_info[fltr->base.rxq + 1]; req->dst_id = cpu_to_le16(vnic->fw_vnic_id); } - req->flags = cpu_to_le32(flags); - req->enables = cpu_to_le32(BNXT_NTP_FLTR_FLAGS); + req->enables |= cpu_to_le32(BNXT_NTP_FLTR_FLAGS); req->ethertype = htons(ETH_P_IP); req->ip_addr_type = CFA_NTUPLE_FILTER_ALLOC_REQ_IP_ADDR_TYPE_IPV4; @@ -5687,25 +5845,15 @@ int bnxt_hwrm_cfa_ntuple_filter_alloc(struct bnxt *bp, req->ethertype = htons(ETH_P_IPV6); req->ip_addr_type = CFA_NTUPLE_FILTER_ALLOC_REQ_IP_ADDR_TYPE_IPV6; - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_IP) { - *(struct in6_addr *)&req->src_ipaddr[0] = - keys->addrs.v6addrs.src; - bnxt_fill_ipv6_mask(req->src_ipaddr_mask); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_IP) { - *(struct in6_addr *)&req->dst_ipaddr[0] = - keys->addrs.v6addrs.dst; - bnxt_fill_ipv6_mask(req->dst_ipaddr_mask); - } + *(struct in6_addr *)&req->src_ipaddr[0] = keys->addrs.v6addrs.src; + *(struct in6_addr *)&req->src_ipaddr_mask[0] = masks->addrs.v6addrs.src; + *(struct in6_addr *)&req->dst_ipaddr[0] = keys->addrs.v6addrs.dst; + *(struct in6_addr *)&req->dst_ipaddr_mask[0] = masks->addrs.v6addrs.dst; } else { - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_IP) { - req->src_ipaddr[0] = keys->addrs.v4addrs.src; - req->src_ipaddr_mask[0] = cpu_to_be32(0xffffffff); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_IP) { - req->dst_ipaddr[0] = keys->addrs.v4addrs.dst; - req->dst_ipaddr_mask[0] = cpu_to_be32(0xffffffff); - } + req->src_ipaddr[0] = keys->addrs.v4addrs.src; + req->src_ipaddr_mask[0] = masks->addrs.v4addrs.src; + req->dst_ipaddr[0] = keys->addrs.v4addrs.dst; + req->dst_ipaddr_mask[0] = masks->addrs.v4addrs.dst; } if (keys->control.flags & FLOW_DIS_ENCAPSULATION) { req->enables |= cpu_to_le32(BNXT_NTP_TUNNEL_FLTR_FLAG); @@ -5713,14 +5861,10 @@ int bnxt_hwrm_cfa_ntuple_filter_alloc(struct bnxt *bp, CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_ANYTUNNEL; } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_PORT) { - req->src_port = keys->ports.src; - req->src_port_mask = cpu_to_be16(0xffff); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_PORT) { - req->dst_port = keys->ports.dst; - req->dst_port_mask = cpu_to_be16(0xffff); - } + req->src_port = keys->ports.src; + req->src_port_mask = masks->ports.src; + req->dst_port = keys->ports.dst; + req->dst_port_mask = masks->ports.dst; resp = hwrm_req_hold(bp, req); rc = hwrm_req_send(bp, req); @@ -5971,7 +6115,10 @@ static void bnxt_fill_hw_rss_tbl_p5(struct bnxt *bp, for (i = 0; i < tbl_size; i++) { u16 ring_id, j; - j = bp->rss_indir_tbl[i]; + if (vnic->flags & BNXT_VNIC_NTUPLE_FLAG) + j = ethtool_rxfh_indir_default(i, bp->rx_nr_rings); + else + j = bp->rss_indir_tbl[i]; rxr = &bp->rx_ring[j]; ring_id = rxr->rx_ring_struct.fw_ring_id; @@ -5985,10 +6132,13 @@ static void __bnxt_hwrm_vnic_set_rss(struct bnxt *bp, struct hwrm_vnic_rss_cfg_input *req, struct bnxt_vnic_info *vnic) { - if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) + if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { bnxt_fill_hw_rss_tbl_p5(bp, vnic); - else + if (bp->flags & BNXT_FLAG_CHIP_P7) + req->flags |= VNIC_RSS_CFG_REQ_FLAGS_IPSEC_HASH_TYPE_CFG_SUPPORT; + } else { bnxt_fill_hw_rss_tbl(bp, vnic); + } if (bp->rss_hash_delta) { req->hash_type = cpu_to_le32(bp->rss_hash_delta); @@ -6061,7 +6211,7 @@ exit: static void bnxt_hwrm_update_rss_hash_cfg(struct bnxt *bp) { - struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; + struct bnxt_vnic_info *vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; struct hwrm_vnic_rss_qcfg_output *resp; struct hwrm_vnic_rss_qcfg_input *req; @@ -6165,6 +6315,7 @@ static u32 bnxt_get_roce_vnic_mode(struct bnxt *bp) int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id) { + struct bnxt_vnic_info *vnic0 = &bp->vnic_info[BNXT_VNIC_DEFAULT]; struct bnxt_vnic_info *vnic = &bp->vnic_info[vnic_id]; struct hwrm_vnic_cfg_input *req; unsigned int ring = 0, grp_idx; @@ -6194,8 +6345,7 @@ int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id) req->enables |= cpu_to_le32(VNIC_CFG_REQ_ENABLES_RSS_RULE | VNIC_CFG_REQ_ENABLES_MRU); } else if (vnic->flags & BNXT_VNIC_RFS_NEW_RSS_FLAG) { - req->rss_rule = - cpu_to_le16(bp->vnic_info[0].fw_rss_cos_lb_ctx[0]); + req->rss_rule = cpu_to_le16(vnic0->fw_rss_cos_lb_ctx[0]); req->enables |= cpu_to_le32(VNIC_CFG_REQ_ENABLES_RSS_RULE | VNIC_CFG_REQ_ENABLES_MRU); req->flags |= cpu_to_le32(VNIC_CFG_REQ_FLAGS_RSS_DFLT_CR_MODE); @@ -6292,7 +6442,7 @@ static int bnxt_hwrm_vnic_alloc(struct bnxt *bp, u16 vnic_id, vnic_no_ring_grps: for (i = 0; i < BNXT_MAX_CTX_PER_VNIC; i++) vnic->fw_rss_cos_lb_ctx[i] = INVALID_HW_RING_ID; - if (vnic_id == 0) + if (vnic_id == BNXT_VNIC_DEFAULT) req->flags = cpu_to_le32(VNIC_ALLOC_REQ_FLAGS_DEFAULT); resp = hwrm_req_hold(bp, req); @@ -6351,6 +6501,14 @@ static int bnxt_hwrm_vnic_qcaps(struct bnxt *bp) } if (flags & VNIC_QCAPS_RESP_FLAGS_HW_TUNNEL_TPA_CAP) bp->fw_cap |= BNXT_FW_CAP_VNIC_TUNNEL_TPA; + if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_IPSEC_AH_SPI_IPV4_CAP) + bp->rss_cap |= BNXT_RSS_CAP_AH_V4_RSS_CAP; + if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_IPSEC_AH_SPI_IPV6_CAP) + bp->rss_cap |= BNXT_RSS_CAP_AH_V6_RSS_CAP; + if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_IPSEC_ESP_SPI_IPV4_CAP) + bp->rss_cap |= BNXT_RSS_CAP_ESP_V4_RSS_CAP; + if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_IPSEC_ESP_SPI_IPV6_CAP) + bp->rss_cap |= BNXT_RSS_CAP_ESP_V6_RSS_CAP; } hwrm_req_drop(bp, req); return rc; @@ -6918,6 +7076,7 @@ static int bnxt_hwrm_get_rings(struct bnxt *bp) hw_resc->resv_hw_ring_grps = le32_to_cpu(resp->alloc_hw_ring_grps); hw_resc->resv_vnics = le16_to_cpu(resp->alloc_vnics); + hw_resc->resv_rsscos_ctxs = le16_to_cpu(resp->alloc_rsscos_ctx); cp = le16_to_cpu(resp->alloc_cmpl_rings); stats = le16_to_cpu(resp->alloc_stat_ctx); hw_resc->resv_irqs = cp; @@ -6973,8 +7132,7 @@ int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings) static bool bnxt_rfs_supported(struct bnxt *bp); static struct hwrm_func_cfg_input * -__bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, int vnics) +__bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct hwrm_func_cfg_input *req; u32 enables = 0; @@ -6983,52 +7141,42 @@ __bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, return NULL; req->fid = cpu_to_le16(0xffff); - enables |= tx_rings ? FUNC_CFG_REQ_ENABLES_NUM_TX_RINGS : 0; - req->num_tx_rings = cpu_to_le16(tx_rings); + enables |= hwr->tx ? FUNC_CFG_REQ_ENABLES_NUM_TX_RINGS : 0; + req->num_tx_rings = cpu_to_le16(hwr->tx); if (BNXT_NEW_RM(bp)) { - enables |= rx_rings ? FUNC_CFG_REQ_ENABLES_NUM_RX_RINGS : 0; - enables |= stats ? FUNC_CFG_REQ_ENABLES_NUM_STAT_CTXS : 0; + enables |= hwr->rx ? FUNC_CFG_REQ_ENABLES_NUM_RX_RINGS : 0; + enables |= hwr->stat ? FUNC_CFG_REQ_ENABLES_NUM_STAT_CTXS : 0; if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { - enables |= cp_rings ? FUNC_CFG_REQ_ENABLES_NUM_MSIX : 0; - enables |= tx_rings + ring_grps ? + enables |= hwr->cp ? FUNC_CFG_REQ_ENABLES_NUM_MSIX : 0; + enables |= hwr->cp_p5 ? FUNC_CFG_REQ_ENABLES_NUM_CMPL_RINGS : 0; - enables |= rx_rings ? - FUNC_CFG_REQ_ENABLES_NUM_RSSCOS_CTXS : 0; } else { - enables |= cp_rings ? + enables |= hwr->cp ? FUNC_CFG_REQ_ENABLES_NUM_CMPL_RINGS : 0; - enables |= ring_grps ? - FUNC_CFG_REQ_ENABLES_NUM_HW_RING_GRPS | - FUNC_CFG_REQ_ENABLES_NUM_RSSCOS_CTXS : 0; - } - enables |= vnics ? FUNC_CFG_REQ_ENABLES_NUM_VNICS : 0; - - req->num_rx_rings = cpu_to_le16(rx_rings); + enables |= hwr->grp ? + FUNC_CFG_REQ_ENABLES_NUM_HW_RING_GRPS : 0; + } + enables |= hwr->vnic ? FUNC_CFG_REQ_ENABLES_NUM_VNICS : 0; + enables |= hwr->rss_ctx ? FUNC_CFG_REQ_ENABLES_NUM_RSSCOS_CTXS : + 0; + req->num_rx_rings = cpu_to_le16(hwr->rx); + req->num_rsscos_ctxs = cpu_to_le16(hwr->rss_ctx); if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { - u16 rss_ctx = bnxt_get_nr_rss_ctxs(bp, ring_grps); - - req->num_cmpl_rings = cpu_to_le16(tx_rings + ring_grps); - req->num_msix = cpu_to_le16(cp_rings); - req->num_rsscos_ctxs = cpu_to_le16(rss_ctx); + req->num_cmpl_rings = cpu_to_le16(hwr->cp_p5); + req->num_msix = cpu_to_le16(hwr->cp); } else { - req->num_cmpl_rings = cpu_to_le16(cp_rings); - req->num_hw_ring_grps = cpu_to_le16(ring_grps); - req->num_rsscos_ctxs = cpu_to_le16(1); - if (!(bp->rss_cap & BNXT_RSS_CAP_NEW_RSS_CAP) && - bnxt_rfs_supported(bp)) - req->num_rsscos_ctxs = - cpu_to_le16(ring_grps + 1); + req->num_cmpl_rings = cpu_to_le16(hwr->cp); + req->num_hw_ring_grps = cpu_to_le16(hwr->grp); } - req->num_stat_ctxs = cpu_to_le16(stats); - req->num_vnics = cpu_to_le16(vnics); + req->num_stat_ctxs = cpu_to_le16(hwr->stat); + req->num_vnics = cpu_to_le16(hwr->vnic); } req->enables = cpu_to_le32(enables); return req; } static struct hwrm_func_vf_cfg_input * -__bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, int vnics) +__bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct hwrm_func_vf_cfg_input *req; u32 enables = 0; @@ -7036,51 +7184,46 @@ __bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, if (hwrm_req_init(bp, req, HWRM_FUNC_VF_CFG)) return NULL; - enables |= tx_rings ? FUNC_VF_CFG_REQ_ENABLES_NUM_TX_RINGS : 0; - enables |= rx_rings ? FUNC_VF_CFG_REQ_ENABLES_NUM_RX_RINGS | - FUNC_VF_CFG_REQ_ENABLES_NUM_RSSCOS_CTXS : 0; - enables |= stats ? FUNC_VF_CFG_REQ_ENABLES_NUM_STAT_CTXS : 0; + enables |= hwr->tx ? FUNC_VF_CFG_REQ_ENABLES_NUM_TX_RINGS : 0; + enables |= hwr->rx ? FUNC_VF_CFG_REQ_ENABLES_NUM_RX_RINGS | + FUNC_VF_CFG_REQ_ENABLES_NUM_RSSCOS_CTXS : 0; + enables |= hwr->stat ? FUNC_VF_CFG_REQ_ENABLES_NUM_STAT_CTXS : 0; + enables |= hwr->rss_ctx ? FUNC_VF_CFG_REQ_ENABLES_NUM_RSSCOS_CTXS : 0; if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { - enables |= tx_rings + ring_grps ? + enables |= hwr->cp_p5 ? FUNC_VF_CFG_REQ_ENABLES_NUM_CMPL_RINGS : 0; } else { - enables |= cp_rings ? - FUNC_VF_CFG_REQ_ENABLES_NUM_CMPL_RINGS : 0; - enables |= ring_grps ? + enables |= hwr->cp ? FUNC_VF_CFG_REQ_ENABLES_NUM_CMPL_RINGS : 0; + enables |= hwr->grp ? FUNC_VF_CFG_REQ_ENABLES_NUM_HW_RING_GRPS : 0; } - enables |= vnics ? FUNC_VF_CFG_REQ_ENABLES_NUM_VNICS : 0; + enables |= hwr->vnic ? FUNC_VF_CFG_REQ_ENABLES_NUM_VNICS : 0; enables |= FUNC_VF_CFG_REQ_ENABLES_NUM_L2_CTXS; req->num_l2_ctxs = cpu_to_le16(BNXT_VF_MAX_L2_CTX); - req->num_tx_rings = cpu_to_le16(tx_rings); - req->num_rx_rings = cpu_to_le16(rx_rings); + req->num_tx_rings = cpu_to_le16(hwr->tx); + req->num_rx_rings = cpu_to_le16(hwr->rx); + req->num_rsscos_ctxs = cpu_to_le16(hwr->rss_ctx); if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { - u16 rss_ctx = bnxt_get_nr_rss_ctxs(bp, ring_grps); - - req->num_cmpl_rings = cpu_to_le16(tx_rings + ring_grps); - req->num_rsscos_ctxs = cpu_to_le16(rss_ctx); + req->num_cmpl_rings = cpu_to_le16(hwr->cp_p5); } else { - req->num_cmpl_rings = cpu_to_le16(cp_rings); - req->num_hw_ring_grps = cpu_to_le16(ring_grps); - req->num_rsscos_ctxs = cpu_to_le16(BNXT_VF_MAX_RSS_CTX); + req->num_cmpl_rings = cpu_to_le16(hwr->cp); + req->num_hw_ring_grps = cpu_to_le16(hwr->grp); } - req->num_stat_ctxs = cpu_to_le16(stats); - req->num_vnics = cpu_to_le16(vnics); + req->num_stat_ctxs = cpu_to_le16(hwr->stat); + req->num_vnics = cpu_to_le16(hwr->vnic); req->enables = cpu_to_le32(enables); return req; } static int -bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, int vnics) +bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct hwrm_func_cfg_input *req; int rc; - req = __bnxt_hwrm_reserve_pf_rings(bp, tx_rings, rx_rings, ring_grps, - cp_rings, stats, vnics); + req = __bnxt_hwrm_reserve_pf_rings(bp, hwr); if (!req) return -ENOMEM; @@ -7094,25 +7237,23 @@ bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, return rc; if (bp->hwrm_spec_code < 0x10601) - bp->hw_resc.resv_tx_rings = tx_rings; + bp->hw_resc.resv_tx_rings = hwr->tx; return bnxt_hwrm_get_rings(bp); } static int -bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, int vnics) +bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct hwrm_func_vf_cfg_input *req; int rc; if (!BNXT_NEW_RM(bp)) { - bp->hw_resc.resv_tx_rings = tx_rings; + bp->hw_resc.resv_tx_rings = hwr->tx; return 0; } - req = __bnxt_hwrm_reserve_vf_rings(bp, tx_rings, rx_rings, ring_grps, - cp_rings, stats, vnics); + req = __bnxt_hwrm_reserve_vf_rings(bp, hwr); if (!req) return -ENOMEM; @@ -7123,15 +7264,12 @@ bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, return bnxt_hwrm_get_rings(bp); } -static int bnxt_hwrm_reserve_rings(struct bnxt *bp, int tx, int rx, int grp, - int cp, int stat, int vnic) +static int bnxt_hwrm_reserve_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { if (BNXT_PF(bp)) - return bnxt_hwrm_reserve_pf_rings(bp, tx, rx, grp, cp, stat, - vnic); + return bnxt_hwrm_reserve_pf_rings(bp, hwr); else - return bnxt_hwrm_reserve_vf_rings(bp, tx, rx, grp, cp, stat, - vnic); + return bnxt_hwrm_reserve_vf_rings(bp, hwr); } int bnxt_nq_rings_in_use(struct bnxt *bp) @@ -7174,6 +7312,24 @@ static int bnxt_get_func_stat_ctxs(struct bnxt *bp) return cp + ulp_stat; } +static int bnxt_get_total_rss_ctxs(struct bnxt *bp, struct bnxt_hw_rings *hwr) +{ + if (!hwr->grp) + return 0; + if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) { + int rss_ctx = bnxt_get_nr_rss_ctxs(bp, hwr->grp); + + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp)) + rss_ctx *= hwr->vnic; + return rss_ctx; + } + if (BNXT_VF(bp)) + return BNXT_VF_MAX_RSS_CTX; + if (!(bp->rss_cap & BNXT_RSS_CAP_NEW_RSS_CAP) && bnxt_rfs_supported(bp)) + return hwr->grp + 1; + return 1; +} + /* Check if a default RSS map needs to be setup. This function is only * used on older firmware that does not require reserving RX rings. */ @@ -7189,13 +7345,24 @@ static void bnxt_check_rss_tbl_no_rmgr(struct bnxt *bp) } } +static int bnxt_get_total_vnics(struct bnxt *bp, int rx_rings) +{ + if (bp->flags & BNXT_FLAG_RFS) { + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp)) + return 2; + if (!(bp->flags & BNXT_FLAG_CHIP_P5_PLUS)) + return rx_rings + 1; + } + return 1; +} + static bool bnxt_need_reserve_rings(struct bnxt *bp) { struct bnxt_hw_resc *hw_resc = &bp->hw_resc; int cp = bnxt_cp_rings_in_use(bp); int nq = bnxt_nq_rings_in_use(bp); int rx = bp->rx_nr_rings, stat; - int vnic = 1, grp = rx; + int vnic, grp = rx; if (hw_resc->resv_tx_rings != bp->tx_nr_rings && bp->hwrm_spec_code >= 0x10601) @@ -7210,9 +7377,9 @@ static bool bnxt_need_reserve_rings(struct bnxt *bp) bnxt_check_rss_tbl_no_rmgr(bp); return false; } - if ((bp->flags & BNXT_FLAG_RFS) && - !(bp->flags & BNXT_FLAG_CHIP_P5_PLUS)) - vnic = rx + 1; + + vnic = bnxt_get_total_vnics(bp, rx); + if (bp->flags & BNXT_FLAG_AGG_RINGS) rx <<= 1; stat = bnxt_get_func_stat_ctxs(bp); @@ -7227,47 +7394,65 @@ static bool bnxt_need_reserve_rings(struct bnxt *bp) return false; } -static int __bnxt_reserve_rings(struct bnxt *bp) +static void bnxt_copy_reserved_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct bnxt_hw_resc *hw_resc = &bp->hw_resc; - int cp = bnxt_nq_rings_in_use(bp); - int tx = bp->tx_nr_rings; - int rx = bp->rx_nr_rings; - int grp, rx_rings, rc; - int vnic = 1, stat; + + hwr->tx = hw_resc->resv_tx_rings; + if (BNXT_NEW_RM(bp)) { + hwr->rx = hw_resc->resv_rx_rings; + hwr->cp = hw_resc->resv_irqs; + if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) + hwr->cp_p5 = hw_resc->resv_cp_rings; + hwr->grp = hw_resc->resv_hw_ring_grps; + hwr->vnic = hw_resc->resv_vnics; + hwr->stat = hw_resc->resv_stat_ctxs; + hwr->rss_ctx = hw_resc->resv_rsscos_ctxs; + } +} + +static bool bnxt_rings_ok(struct bnxt *bp, struct bnxt_hw_rings *hwr) +{ + return hwr->tx && hwr->rx && hwr->cp && hwr->grp && hwr->vnic && + hwr->stat && (hwr->cp_p5 || !(bp->flags & BNXT_FLAG_CHIP_P5_PLUS)); +} + +static int __bnxt_reserve_rings(struct bnxt *bp) +{ + struct bnxt_hw_rings hwr = {0}; + int rx_rings, rc; bool sh = false; int tx_cp; if (!bnxt_need_reserve_rings(bp)) return 0; + hwr.cp = bnxt_nq_rings_in_use(bp); + hwr.tx = bp->tx_nr_rings; + hwr.rx = bp->rx_nr_rings; if (bp->flags & BNXT_FLAG_SHARED_RINGS) sh = true; - if ((bp->flags & BNXT_FLAG_RFS) && - !(bp->flags & BNXT_FLAG_CHIP_P5_PLUS)) - vnic = rx + 1; + if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) + hwr.cp_p5 = hwr.rx + hwr.tx; + + hwr.vnic = bnxt_get_total_vnics(bp, hwr.rx); + if (bp->flags & BNXT_FLAG_AGG_RINGS) - rx <<= 1; - grp = bp->rx_nr_rings; - stat = bnxt_get_func_stat_ctxs(bp); + hwr.rx <<= 1; + hwr.grp = bp->rx_nr_rings; + hwr.rss_ctx = bnxt_get_total_rss_ctxs(bp, &hwr); + hwr.stat = bnxt_get_func_stat_ctxs(bp); - rc = bnxt_hwrm_reserve_rings(bp, tx, rx, grp, cp, stat, vnic); + rc = bnxt_hwrm_reserve_rings(bp, &hwr); if (rc) return rc; - tx = hw_resc->resv_tx_rings; - if (BNXT_NEW_RM(bp)) { - rx = hw_resc->resv_rx_rings; - cp = hw_resc->resv_irqs; - grp = hw_resc->resv_hw_ring_grps; - vnic = hw_resc->resv_vnics; - stat = hw_resc->resv_stat_ctxs; - } + bnxt_copy_reserved_rings(bp, &hwr); - rx_rings = rx; + rx_rings = hwr.rx; if (bp->flags & BNXT_FLAG_AGG_RINGS) { - if (rx >= 2) { - rx_rings = rx >> 1; + if (hwr.rx >= 2) { + rx_rings = hwr.rx >> 1; } else { if (netif_running(bp->dev)) return -ENOMEM; @@ -7279,17 +7464,17 @@ static int __bnxt_reserve_rings(struct bnxt *bp) bnxt_set_ring_params(bp); } } - rx_rings = min_t(int, rx_rings, grp); - cp = min_t(int, cp, bp->cp_nr_rings); - if (stat > bnxt_get_ulp_stat_ctxs(bp)) - stat -= bnxt_get_ulp_stat_ctxs(bp); - cp = min_t(int, cp, stat); - rc = bnxt_trim_rings(bp, &rx_rings, &tx, cp, sh); + rx_rings = min_t(int, rx_rings, hwr.grp); + hwr.cp = min_t(int, hwr.cp, bp->cp_nr_rings); + if (hwr.stat > bnxt_get_ulp_stat_ctxs(bp)) + hwr.stat -= bnxt_get_ulp_stat_ctxs(bp); + hwr.cp = min_t(int, hwr.cp, hwr.stat); + rc = bnxt_trim_rings(bp, &rx_rings, &hwr.tx, hwr.cp, sh); if (bp->flags & BNXT_FLAG_AGG_RINGS) - rx = rx_rings << 1; - tx_cp = bnxt_num_tx_to_cp(bp, tx); - cp = sh ? max_t(int, tx_cp, rx_rings) : tx_cp + rx_rings; - bp->tx_nr_rings = tx; + hwr.rx = rx_rings << 1; + tx_cp = bnxt_num_tx_to_cp(bp, hwr.tx); + hwr.cp = sh ? max_t(int, tx_cp, rx_rings) : tx_cp + rx_rings; + bp->tx_nr_rings = hwr.tx; /* If we cannot reserve all the RX rings, reset the RSS map only * if absolutely necessary @@ -7306,9 +7491,9 @@ static int __bnxt_reserve_rings(struct bnxt *bp) } } bp->rx_nr_rings = rx_rings; - bp->cp_nr_rings = cp; + bp->cp_nr_rings = hwr.cp; - if (!tx || !rx || !cp || !grp || !vnic || !stat) + if (!bnxt_rings_ok(bp, &hwr)) return -ENOMEM; if (!netif_is_rxfh_configured(bp->dev)) @@ -7317,9 +7502,7 @@ static int __bnxt_reserve_rings(struct bnxt *bp) return rc; } -static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, - int vnics) +static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct hwrm_func_vf_cfg_input *req; u32 flags; @@ -7327,8 +7510,7 @@ static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, if (!BNXT_NEW_RM(bp)) return 0; - req = __bnxt_hwrm_reserve_vf_rings(bp, tx_rings, rx_rings, ring_grps, - cp_rings, stats, vnics); + req = __bnxt_hwrm_reserve_vf_rings(bp, hwr); flags = FUNC_VF_CFG_REQ_FLAGS_TX_ASSETS_TEST | FUNC_VF_CFG_REQ_FLAGS_RX_ASSETS_TEST | FUNC_VF_CFG_REQ_FLAGS_CMPL_ASSETS_TEST | @@ -7342,15 +7524,12 @@ static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, return hwrm_req_send_silent(bp, req); } -static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, - int vnics) +static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { struct hwrm_func_cfg_input *req; u32 flags; - req = __bnxt_hwrm_reserve_pf_rings(bp, tx_rings, rx_rings, ring_grps, - cp_rings, stats, vnics); + req = __bnxt_hwrm_reserve_pf_rings(bp, hwr); flags = FUNC_CFG_REQ_FLAGS_TX_ASSETS_TEST; if (BNXT_NEW_RM(bp)) { flags |= FUNC_CFG_REQ_FLAGS_RX_ASSETS_TEST | @@ -7368,20 +7547,15 @@ static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, return hwrm_req_send_silent(bp, req); } -static int bnxt_hwrm_check_rings(struct bnxt *bp, int tx_rings, int rx_rings, - int ring_grps, int cp_rings, int stats, - int vnics) +static int bnxt_hwrm_check_rings(struct bnxt *bp, struct bnxt_hw_rings *hwr) { if (bp->hwrm_spec_code < 0x10801) return 0; if (BNXT_PF(bp)) - return bnxt_hwrm_check_pf_rings(bp, tx_rings, rx_rings, - ring_grps, cp_rings, stats, - vnics); + return bnxt_hwrm_check_pf_rings(bp, hwr); - return bnxt_hwrm_check_vf_rings(bp, tx_rings, rx_rings, ring_grps, - cp_rings, stats, vnics); + return bnxt_hwrm_check_vf_rings(bp, hwr); } static void bnxt_hwrm_coal_params_qcaps(struct bnxt *bp) @@ -8709,6 +8883,13 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp) hw_resc->max_vnics = le16_to_cpu(resp->max_vnics); hw_resc->max_stat_ctxs = le16_to_cpu(resp->max_stat_ctx); + hw_resc->max_encap_records = le32_to_cpu(resp->max_encap_records); + hw_resc->max_decap_records = le32_to_cpu(resp->max_decap_records); + hw_resc->max_tx_em_flows = le32_to_cpu(resp->max_tx_em_flows); + hw_resc->max_tx_wm_flows = le32_to_cpu(resp->max_tx_wm_flows); + hw_resc->max_rx_em_flows = le32_to_cpu(resp->max_rx_em_flows); + hw_resc->max_rx_wm_flows = le32_to_cpu(resp->max_rx_wm_flows); + if (BNXT_PF(bp)) { struct bnxt_pf_info *pf = &bp->pf; @@ -8717,12 +8898,6 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp) memcpy(pf->mac_addr, resp->mac_address, ETH_ALEN); pf->first_vf_id = le16_to_cpu(resp->first_vf_id); pf->max_vfs = le16_to_cpu(resp->max_vfs); - pf->max_encap_records = le32_to_cpu(resp->max_encap_records); - pf->max_decap_records = le32_to_cpu(resp->max_decap_records); - pf->max_tx_em_flows = le32_to_cpu(resp->max_tx_em_flows); - pf->max_tx_wm_flows = le32_to_cpu(resp->max_tx_wm_flows); - pf->max_rx_em_flows = le32_to_cpu(resp->max_rx_em_flows); - pf->max_rx_wm_flows = le32_to_cpu(resp->max_rx_wm_flows); bp->flags &= ~BNXT_FLAG_WOL_CAP; if (flags & FUNC_QCAPS_RESP_FLAGS_WOL_MAGICPKT_SUPPORTED) bp->flags |= BNXT_FLAG_WOL_CAP; @@ -8825,6 +9000,14 @@ static int bnxt_hwrm_cfa_adv_flow_mgnt_qcaps(struct bnxt *bp) CFA_ADV_FLOW_MGNT_QCAPS_RESP_FLAGS_RFS_RING_TBL_IDX_V2_SUPPORTED) bp->fw_cap |= BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2; + if (flags & + CFA_ADV_FLOW_MGNT_QCAPS_RESP_FLAGS_RFS_RING_TBL_IDX_V3_SUPPORTED) + bp->fw_cap |= BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V3; + + if (flags & + CFA_ADV_FLOW_MGNT_QCAPS_RESP_FLAGS_NTUPLE_FLOW_RX_EXT_IP_PROTO_SUPPORTED) + bp->fw_cap |= BNXT_FW_CAP_CFA_NTUPLE_RX_EXT_IP_PROTO; + hwrm_cfa_adv_qcaps_exit: hwrm_req_drop(bp, req); return rc; @@ -9689,10 +9872,28 @@ static int bnxt_setup_vnic(struct bnxt *bp, u16 vnic_id) return __bnxt_setup_vnic(bp, vnic_id); } +static int bnxt_alloc_and_setup_vnic(struct bnxt *bp, u16 vnic_id, + u16 start_rx_ring_idx, int rx_rings) +{ + int rc; + + rc = bnxt_hwrm_vnic_alloc(bp, vnic_id, start_rx_ring_idx, rx_rings); + if (rc) { + netdev_err(bp->dev, "hwrm vnic %d alloc failure rc: %x\n", + vnic_id, rc); + return rc; + } + return bnxt_setup_vnic(bp, vnic_id); +} + static int bnxt_alloc_rfs_vnics(struct bnxt *bp) { int i, rc = 0; + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp)) + return bnxt_alloc_and_setup_vnic(bp, BNXT_VNIC_NTUPLE, 0, + bp->rx_nr_rings); + if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) return 0; @@ -9708,14 +9909,7 @@ static int bnxt_alloc_rfs_vnics(struct bnxt *bp) vnic->flags |= BNXT_VNIC_RFS_FLAG; if (bp->rss_cap & BNXT_RSS_CAP_NEW_RSS_CAP) vnic->flags |= BNXT_VNIC_RFS_NEW_RSS_FLAG; - rc = bnxt_hwrm_vnic_alloc(bp, vnic_id, ring_id, 1); - if (rc) { - netdev_err(bp->dev, "hwrm vnic %d alloc failure rc: %x\n", - vnic_id, rc); - break; - } - rc = bnxt_setup_vnic(bp, vnic_id); - if (rc) + if (bnxt_alloc_and_setup_vnic(bp, vnic_id, ring_id, 1)) break; } return rc; @@ -9756,7 +9950,7 @@ static bool bnxt_mc_list_updated(struct bnxt *, u32 *); static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) { - struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; + struct bnxt_vnic_info *vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; int rc = 0; unsigned int rx_nr_rings = bp->rx_nr_rings; @@ -9785,7 +9979,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) rx_nr_rings--; /* default vnic 0 */ - rc = bnxt_hwrm_vnic_alloc(bp, 0, 0, rx_nr_rings); + rc = bnxt_hwrm_vnic_alloc(bp, BNXT_VNIC_DEFAULT, 0, rx_nr_rings); if (rc) { netdev_err(bp->dev, "hwrm vnic alloc failure rc: %x\n", rc); goto err_out; @@ -9794,7 +9988,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) if (BNXT_VF(bp)) bnxt_hwrm_func_qcfg(bp); - rc = bnxt_setup_vnic(bp, 0); + rc = bnxt_setup_vnic(bp, BNXT_VNIC_DEFAULT); if (rc) goto err_out; if (bp->rss_cap & BNXT_RSS_CAP_RSS_HASH_TYPE_DELTA) @@ -10621,10 +10815,10 @@ static int bnxt_hwrm_phy_qcaps(struct bnxt *bp) bp->phy_flags = resp->flags | (le16_to_cpu(resp->flags2) << 8); if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED) { - struct ethtool_eee *eee = &bp->eee; + struct ethtool_keee *eee = &bp->eee; u16 fw_speeds = le16_to_cpu(resp->supported_speeds_eee_mode); - eee->supported = _bnxt_fw_to_ethtool_adv_spds(fw_speeds, 0); + _bnxt_fw_to_linkmode(eee->supported, fw_speeds); bp->lpi_tmr_lo = le32_to_cpu(resp->tx_lpi_timer_low) & PORT_PHY_QCAPS_RESP_TX_LPI_TIMER_LOW_MASK; bp->lpi_tmr_hi = le32_to_cpu(resp->valid_tx_lpi_timer_high) & @@ -10766,7 +10960,7 @@ int bnxt_update_link(struct bnxt *bp, bool chng_link_state) link_info->module_status = resp->module_status; if (bp->phy_flags & BNXT_PHY_FL_EEE_CAP) { - struct ethtool_eee *eee = &bp->eee; + struct ethtool_keee *eee = &bp->eee; u16 fw_speeds; eee->eee_active = 0; @@ -10775,8 +10969,7 @@ int bnxt_update_link(struct bnxt *bp, bool chng_link_state) eee->eee_active = 1; fw_speeds = le16_to_cpu( resp->link_partner_adv_eee_link_speed_mask); - eee->lp_advertised = - _bnxt_fw_to_ethtool_adv_spds(fw_speeds, 0); + _bnxt_fw_to_linkmode(eee->lp_advertised, fw_speeds); } /* Pull initial EEE config */ @@ -10786,8 +10979,7 @@ int bnxt_update_link(struct bnxt *bp, bool chng_link_state) eee->eee_enabled = 1; fw_speeds = le16_to_cpu(resp->adv_eee_link_speed_mask); - eee->advertised = - _bnxt_fw_to_ethtool_adv_spds(fw_speeds, 0); + _bnxt_fw_to_linkmode(eee->advertised, fw_speeds); if (resp->eee_config_phy_addr & PORT_PHY_QCFG_RESP_EEE_CONFIG_EEE_TX_LPI) { @@ -10957,7 +11149,7 @@ int bnxt_hwrm_set_pause(struct bnxt *bp) static void bnxt_hwrm_set_eee(struct bnxt *bp, struct hwrm_port_phy_cfg_input *req) { - struct ethtool_eee *eee = &bp->eee; + struct ethtool_keee *eee = &bp->eee; if (eee->eee_enabled) { u16 eee_speeds; @@ -11087,6 +11279,7 @@ static void bnxt_clear_reservations(struct bnxt *bp, bool fw_reset) hw_resc->resv_rx_rings = 0; hw_resc->resv_hw_ring_grps = 0; hw_resc->resv_vnics = 0; + hw_resc->resv_rsscos_ctxs = 0; if (!fw_reset) { bp->tx_nr_rings = 0; bp->rx_nr_rings = 0; @@ -11322,22 +11515,25 @@ static void bnxt_get_wol_settings(struct bnxt *bp) static bool bnxt_eee_config_ok(struct bnxt *bp) { - struct ethtool_eee *eee = &bp->eee; + struct ethtool_keee *eee = &bp->eee; struct bnxt_link_info *link_info = &bp->link_info; if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP)) return true; if (eee->eee_enabled) { - u32 advertising = - _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0); + __ETHTOOL_DECLARE_LINK_MODE_MASK(advertising); + __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp); + + _bnxt_fw_to_linkmode(advertising, link_info->advertising); if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) { eee->eee_enabled = 0; return false; } - if (eee->advertised & ~advertising) { - eee->advertised = advertising & eee->supported; + if (linkmode_andnot(tmp, eee->advertised, advertising)) { + linkmode_and(eee->advertised, advertising, + eee->supported); return false; } } @@ -11442,6 +11638,42 @@ static int bnxt_reinit_after_abort(struct bnxt *bp) return rc; } +static void bnxt_cfg_one_usr_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr) +{ + struct bnxt_ntuple_filter *ntp_fltr; + struct bnxt_l2_filter *l2_fltr; + + if (list_empty(&fltr->list)) + return; + + if (fltr->type == BNXT_FLTR_TYPE_NTUPLE) { + ntp_fltr = container_of(fltr, struct bnxt_ntuple_filter, base); + l2_fltr = bp->vnic_info[BNXT_VNIC_DEFAULT].l2_filters[0]; + atomic_inc(&l2_fltr->refcnt); + ntp_fltr->l2_fltr = l2_fltr; + if (bnxt_hwrm_cfa_ntuple_filter_alloc(bp, ntp_fltr)) { + bnxt_del_ntp_filter(bp, ntp_fltr); + netdev_err(bp->dev, "restoring previously configured ntuple filter id %d failed\n", + fltr->sw_id); + } + } else if (fltr->type == BNXT_FLTR_TYPE_L2) { + l2_fltr = container_of(fltr, struct bnxt_l2_filter, base); + if (bnxt_hwrm_l2_filter_alloc(bp, l2_fltr)) { + bnxt_del_l2_filter(bp, l2_fltr); + netdev_err(bp->dev, "restoring previously configured l2 filter id %d failed\n", + fltr->sw_id); + } + } +} + +static void bnxt_cfg_usr_fltrs(struct bnxt *bp) +{ + struct bnxt_filter_base *usr_fltr, *tmp; + + list_for_each_entry_safe(usr_fltr, tmp, &bp->usr_fltr_list, list) + bnxt_cfg_one_usr_fltr(bp, usr_fltr); +} + static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) { int rc = 0; @@ -11528,6 +11760,7 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) bnxt_vf_reps_open(bp); bnxt_ptp_init_rtc(bp, true); bnxt_ptp_cfg_tstamp_filters(bp); + bnxt_cfg_usr_fltrs(bp); return 0; open_err_irq: @@ -11969,8 +12202,8 @@ void bnxt_get_ring_err_stats(struct bnxt *bp, static bool bnxt_mc_list_updated(struct bnxt *bp, u32 *rx_mask) { + struct bnxt_vnic_info *vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; struct net_device *dev = bp->dev; - struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; struct netdev_hw_addr *ha; u8 *haddr; int mc_count = 0; @@ -12004,7 +12237,7 @@ static bool bnxt_mc_list_updated(struct bnxt *bp, u32 *rx_mask) static bool bnxt_uc_list_updated(struct bnxt *bp) { struct net_device *dev = bp->dev; - struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; + struct bnxt_vnic_info *vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; struct netdev_hw_addr *ha; int off = 0; @@ -12031,7 +12264,7 @@ static void bnxt_set_rx_mode(struct net_device *dev) if (!test_bit(BNXT_STATE_OPEN, &bp->state)) return; - vnic = &bp->vnic_info[0]; + vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; mask = vnic->rx_mask; mask &= ~(CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS | CFA_L2_SET_RX_MASK_REQ_MASK_MCAST | @@ -12062,7 +12295,7 @@ static void bnxt_set_rx_mode(struct net_device *dev) static int bnxt_cfg_rx_mode(struct bnxt *bp) { struct net_device *dev = bp->dev; - struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; + struct bnxt_vnic_info *vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; struct netdev_hw_addr *ha; int i, off = 0, rc; bool uc_update; @@ -12174,21 +12407,32 @@ static bool bnxt_rfs_supported(struct bnxt *bp) /* If runtime conditions support RFS */ static bool bnxt_rfs_capable(struct bnxt *bp) { - int vnics, max_vnics, max_rss_ctxs; + struct bnxt_hw_rings hwr = {0}; + int max_vnics, max_rss_ctxs; + hwr.rss_ctx = 1; + if (BNXT_SUPPORTS_NTUPLE_VNIC(bp)) { + /* 2 VNICS: default + Ntuple */ + hwr.vnic = 2; + hwr.rss_ctx = bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings) * + hwr.vnic; + goto check_reserve_vnic; + } if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) return bnxt_rfs_supported(bp); if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp) || !bp->rx_nr_rings) return false; - vnics = 1 + bp->rx_nr_rings; + hwr.vnic = 1 + bp->rx_nr_rings; +check_reserve_vnic: max_vnics = bnxt_get_max_func_vnics(bp); max_rss_ctxs = bnxt_get_max_func_rss_ctxs(bp); - /* RSS contexts not a limiting factor */ - if (bp->rss_cap & BNXT_RSS_CAP_NEW_RSS_CAP) - max_rss_ctxs = max_vnics; - if (vnics > max_vnics || vnics > max_rss_ctxs) { + if (!(bp->flags & BNXT_FLAG_CHIP_P5_PLUS) && + !(bp->rss_cap & BNXT_RSS_CAP_NEW_RSS_CAP)) + hwr.rss_ctx = hwr.vnic; + + if (hwr.vnic > max_vnics || hwr.rss_ctx > max_rss_ctxs) { if (bp->rx_nr_rings > 1) netdev_warn(bp->dev, "Not enough resources to support NTUPLE filters, enough resources for up to %d rx rings\n", @@ -12199,15 +12443,19 @@ static bool bnxt_rfs_capable(struct bnxt *bp) if (!BNXT_NEW_RM(bp)) return true; - if (vnics == bp->hw_resc.resv_vnics) + if (hwr.vnic == bp->hw_resc.resv_vnics && + hwr.rss_ctx <= bp->hw_resc.resv_rsscos_ctxs) return true; - bnxt_hwrm_reserve_rings(bp, 0, 0, 0, 0, 0, vnics); - if (vnics <= bp->hw_resc.resv_vnics) + bnxt_hwrm_reserve_rings(bp, &hwr); + if (hwr.vnic <= bp->hw_resc.resv_vnics && + hwr.rss_ctx <= bp->hw_resc.resv_rsscos_ctxs) return true; netdev_warn(bp->dev, "Unable to reserve resources to support NTUPLE filters.\n"); - bnxt_hwrm_reserve_rings(bp, 0, 0, 0, 0, 0, 1); + hwr.vnic = 1; + hwr.rss_ctx = 0; + bnxt_hwrm_reserve_rings(bp, &hwr); return false; } @@ -12246,14 +12494,24 @@ static netdev_features_t bnxt_fix_features(struct net_device *dev, return features; } +static int bnxt_reinit_features(struct bnxt *bp, bool irq_re_init, + bool link_re_init, u32 flags, bool update_tpa) +{ + bnxt_close_nic(bp, irq_re_init, link_re_init); + bp->flags = flags; + if (update_tpa) + bnxt_set_ring_params(bp); + return bnxt_open_nic(bp, irq_re_init, link_re_init); +} + static int bnxt_set_features(struct net_device *dev, netdev_features_t features) { + bool update_tpa = false, update_ntuple = false; struct bnxt *bp = netdev_priv(dev); u32 flags = bp->flags; u32 changes; int rc = 0; bool re_init = false; - bool update_tpa = false; flags &= ~BNXT_FLAG_ALL_CONFIG_FEATS; if (features & NETIF_F_GRO_HW) @@ -12269,6 +12527,8 @@ static int bnxt_set_features(struct net_device *dev, netdev_features_t features) if (features & NETIF_F_NTUPLE) flags |= BNXT_FLAG_RFS; + else + bnxt_clear_usr_fltrs(bp, true); changes = flags ^ bp->flags; if (changes & BNXT_FLAG_TPA) { @@ -12282,6 +12542,9 @@ static int bnxt_set_features(struct net_device *dev, netdev_features_t features) if (changes & ~BNXT_FLAG_TPA) re_init = true; + if (changes & BNXT_FLAG_RFS) + update_ntuple = true; + if (flags != bp->flags) { u32 old_flags = bp->flags; @@ -12292,14 +12555,12 @@ static int bnxt_set_features(struct net_device *dev, netdev_features_t features) return rc; } - if (re_init) { - bnxt_close_nic(bp, false, false); - bp->flags = flags; - if (update_tpa) - bnxt_set_ring_params(bp); + if (update_ntuple) + return bnxt_reinit_features(bp, true, false, flags, update_tpa); + + if (re_init) + return bnxt_reinit_features(bp, false, false, flags, update_tpa); - return bnxt_open_nic(bp, false, false); - } if (update_tpa) { bp->flags = flags; rc = bnxt_set_tpa(bp, @@ -13129,9 +13390,8 @@ int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs, int tx_xdp) { int max_rx, max_tx, max_cp, tx_sets = 1, tx_cp; - int tx_rings_needed, stats; + struct bnxt_hw_rings hwr = {0}; int rx_rings = rx; - int cp, vnics; if (tcs) tx_sets = tcs; @@ -13144,26 +13404,27 @@ int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs, if (bp->flags & BNXT_FLAG_AGG_RINGS) rx_rings <<= 1; - tx_rings_needed = tx * tx_sets + tx_xdp; - if (max_tx < tx_rings_needed) + hwr.rx = rx_rings; + hwr.tx = tx * tx_sets + tx_xdp; + if (max_tx < hwr.tx) return -ENOMEM; - vnics = 1; - if ((bp->flags & (BNXT_FLAG_RFS | BNXT_FLAG_CHIP_P5_PLUS)) == - BNXT_FLAG_RFS) - vnics += rx; + hwr.vnic = bnxt_get_total_vnics(bp, rx); - tx_cp = __bnxt_num_tx_to_cp(bp, tx_rings_needed, tx_sets, tx_xdp); - cp = sh ? max_t(int, tx_cp, rx) : tx_cp + rx; - if (max_cp < cp) + tx_cp = __bnxt_num_tx_to_cp(bp, hwr.tx, tx_sets, tx_xdp); + hwr.cp = sh ? max_t(int, tx_cp, rx) : tx_cp + rx; + if (max_cp < hwr.cp) return -ENOMEM; - stats = cp; + hwr.stat = hwr.cp; if (BNXT_NEW_RM(bp)) { - cp += bnxt_get_ulp_msix_num(bp); - stats += bnxt_get_ulp_stat_ctxs(bp); + hwr.cp += bnxt_get_ulp_msix_num(bp); + hwr.stat += bnxt_get_ulp_stat_ctxs(bp); + hwr.grp = rx; + hwr.rss_ctx = bnxt_get_total_rss_ctxs(bp, &hwr); } - return bnxt_hwrm_check_rings(bp, tx_rings_needed, rx_rings, rx, cp, - stats, vnics); + if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) + hwr.cp_p5 = hwr.tx + rx; + return bnxt_hwrm_check_rings(bp, &hwr); } static void bnxt_unmap_bars(struct bnxt *bp, struct pci_dev *pdev) @@ -13766,6 +14027,7 @@ static int bnxt_change_mac_addr(struct net_device *dev, void *p) return rc; eth_hw_addr_set(dev, addr->sa_data); + bnxt_clear_usr_fltrs(bp, true); if (netif_running(dev)) { bnxt_close_nic(bp, false, false); rc = bnxt_open_nic(bp, false, false); @@ -13888,7 +14150,7 @@ u32 bnxt_get_ntp_filter_idx(struct bnxt *bp, struct flow_keys *fkeys, if (skb) return skb_get_hash_raw(skb) & BNXT_NTP_FLTR_HASH_MASK; - vnic = &bp->vnic_info[0]; + vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; return bnxt_toeplitz(bp, fkeys, (void *)vnic->rss_hash_key); } @@ -13899,7 +14161,7 @@ int bnxt_insert_ntp_filter(struct bnxt *bp, struct bnxt_ntuple_filter *fltr, int bit_id; spin_lock_bh(&bp->ntp_fltr_lock); - bit_id = bitmap_find_free_region(bp->ntp_fltr_bmap, BNXT_MAX_FLTR, 0); + bit_id = bitmap_find_free_region(bp->ntp_fltr_bmap, bp->max_fltr, 0); if (bit_id < 0) { spin_unlock_bh(&bp->ntp_fltr_lock); return -ENOMEM; @@ -13911,6 +14173,7 @@ int bnxt_insert_ntp_filter(struct bnxt *bp, struct bnxt_ntuple_filter *fltr, head = &bp->ntp_fltr_hash_tbl[idx]; hlist_add_head_rcu(&fltr->base.hash, head); set_bit(BNXT_FLTR_INSERTED, &fltr->base.state); + bnxt_insert_usr_fltr(bp, &fltr->base); bp->ntp_fltr_count++; spin_unlock_bh(&bp->ntp_fltr_lock); return 0; @@ -13919,45 +14182,39 @@ int bnxt_insert_ntp_filter(struct bnxt *bp, struct bnxt_ntuple_filter *fltr, static bool bnxt_fltr_match(struct bnxt_ntuple_filter *f1, struct bnxt_ntuple_filter *f2) { + struct bnxt_flow_masks *masks1 = &f1->fmasks; + struct bnxt_flow_masks *masks2 = &f2->fmasks; struct flow_keys *keys1 = &f1->fkeys; struct flow_keys *keys2 = &f2->fkeys; - if (f1->ntuple_flags != f2->ntuple_flags) - return false; - if (keys1->basic.n_proto != keys2->basic.n_proto || keys1->basic.ip_proto != keys2->basic.ip_proto) return false; if (keys1->basic.n_proto == htons(ETH_P_IP)) { - if (((f1->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_IP) && - keys1->addrs.v4addrs.src != keys2->addrs.v4addrs.src) || - ((f1->ntuple_flags & BNXT_NTUPLE_MATCH_DST_IP) && - keys1->addrs.v4addrs.dst != keys2->addrs.v4addrs.dst)) + if (keys1->addrs.v4addrs.src != keys2->addrs.v4addrs.src || + masks1->addrs.v4addrs.src != masks2->addrs.v4addrs.src || + keys1->addrs.v4addrs.dst != keys2->addrs.v4addrs.dst || + masks1->addrs.v4addrs.dst != masks2->addrs.v4addrs.dst) return false; } else { - if (((f1->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_IP) && - memcmp(&keys1->addrs.v6addrs.src, - &keys2->addrs.v6addrs.src, - sizeof(keys1->addrs.v6addrs.src))) || - ((f1->ntuple_flags & BNXT_NTUPLE_MATCH_DST_IP) && - memcmp(&keys1->addrs.v6addrs.dst, - &keys2->addrs.v6addrs.dst, - sizeof(keys1->addrs.v6addrs.dst)))) + if (!ipv6_addr_equal(&keys1->addrs.v6addrs.src, + &keys2->addrs.v6addrs.src) || + !ipv6_addr_equal(&masks1->addrs.v6addrs.src, + &masks2->addrs.v6addrs.src) || + !ipv6_addr_equal(&keys1->addrs.v6addrs.dst, + &keys2->addrs.v6addrs.dst) || + !ipv6_addr_equal(&masks1->addrs.v6addrs.dst, + &masks2->addrs.v6addrs.dst)) return false; } - if (((f1->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_PORT) && - keys1->ports.src != keys2->ports.src) || - ((f1->ntuple_flags & BNXT_NTUPLE_MATCH_DST_PORT) && - keys1->ports.dst != keys2->ports.dst)) - return false; - - if (keys1->control.flags == keys2->control.flags && - f1->l2_fltr == f2->l2_fltr) - return true; - - return false; + return keys1->ports.src == keys2->ports.src && + masks1->ports.src == masks2->ports.src && + keys1->ports.dst == keys2->ports.dst && + masks1->ports.dst == masks2->ports.dst && + keys1->control.flags == keys2->control.flags && + f1->l2_fltr == f2->l2_fltr; } struct bnxt_ntuple_filter * @@ -13988,7 +14245,7 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, u32 flags; if (ether_addr_equal(dev->dev_addr, eth->h_dest)) { - l2_fltr = bp->vnic_info[0].l2_filters[0]; + l2_fltr = bp->vnic_info[BNXT_VNIC_DEFAULT].l2_filters[0]; atomic_inc(&l2_fltr->refcnt); } else { struct bnxt_l2_key key; @@ -14022,10 +14279,13 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, rc = -EPROTONOSUPPORT; goto err_free; } - if (fkeys->basic.n_proto == htons(ETH_P_IPV6) && - bp->hwrm_spec_code < 0x10601) { - rc = -EPROTONOSUPPORT; - goto err_free; + new_fltr->fmasks = BNXT_FLOW_IPV4_MASK_ALL; + if (fkeys->basic.n_proto == htons(ETH_P_IPV6)) { + if (bp->hwrm_spec_code < 0x10601) { + rc = -EPROTONOSUPPORT; + goto err_free; + } + new_fltr->fmasks = BNXT_FLOW_IPV6_MASK_ALL; } flags = fkeys->control.flags; if (((flags & FLOW_DIS_ENCAPSULATION) && @@ -14033,9 +14293,7 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, rc = -EPROTONOSUPPORT; goto err_free; } - new_fltr->l2_fltr = l2_fltr; - new_fltr->ntuple_flags = BNXT_NTUPLE_MATCH_ALL; idx = bnxt_get_ntp_filter_idx(bp, fkeys, skb); rcu_read_lock(); @@ -14070,6 +14328,7 @@ void bnxt_del_ntp_filter(struct bnxt *bp, struct bnxt_ntuple_filter *fltr) return; } hlist_del_rcu(&fltr->base.hash); + bnxt_del_one_usr_fltr(bp, &fltr->base); bp->ntp_fltr_count--; spin_unlock_bh(&bp->ntp_fltr_lock); bnxt_del_l2_filter(bp, fltr->l2_fltr); @@ -14264,6 +14523,70 @@ static const struct net_device_ops bnxt_netdev_ops = { .ndo_bridge_setlink = bnxt_bridge_setlink, }; +static void bnxt_get_queue_stats_rx(struct net_device *dev, int i, + struct netdev_queue_stats_rx *stats) +{ + struct bnxt *bp = netdev_priv(dev); + struct bnxt_cp_ring_info *cpr; + u64 *sw; + + cpr = &bp->bnapi[i]->cp_ring; + sw = cpr->stats.sw_stats; + + stats->packets = 0; + stats->packets += BNXT_GET_RING_STATS64(sw, rx_ucast_pkts); + stats->packets += BNXT_GET_RING_STATS64(sw, rx_mcast_pkts); + stats->packets += BNXT_GET_RING_STATS64(sw, rx_bcast_pkts); + + stats->bytes = 0; + stats->bytes += BNXT_GET_RING_STATS64(sw, rx_ucast_bytes); + stats->bytes += BNXT_GET_RING_STATS64(sw, rx_mcast_bytes); + stats->bytes += BNXT_GET_RING_STATS64(sw, rx_bcast_bytes); + + stats->alloc_fail = cpr->sw_stats.rx.rx_oom_discards; +} + +static void bnxt_get_queue_stats_tx(struct net_device *dev, int i, + struct netdev_queue_stats_tx *stats) +{ + struct bnxt *bp = netdev_priv(dev); + struct bnxt_napi *bnapi; + u64 *sw; + + bnapi = bp->tx_ring[bp->tx_ring_map[i]].bnapi; + sw = bnapi->cp_ring.stats.sw_stats; + + stats->packets = 0; + stats->packets += BNXT_GET_RING_STATS64(sw, tx_ucast_pkts); + stats->packets += BNXT_GET_RING_STATS64(sw, tx_mcast_pkts); + stats->packets += BNXT_GET_RING_STATS64(sw, tx_bcast_pkts); + + stats->bytes = 0; + stats->bytes += BNXT_GET_RING_STATS64(sw, tx_ucast_bytes); + stats->bytes += BNXT_GET_RING_STATS64(sw, tx_mcast_bytes); + stats->bytes += BNXT_GET_RING_STATS64(sw, tx_bcast_bytes); +} + +static void bnxt_get_base_stats(struct net_device *dev, + struct netdev_queue_stats_rx *rx, + struct netdev_queue_stats_tx *tx) +{ + struct bnxt *bp = netdev_priv(dev); + + rx->packets = bp->net_stats_prev.rx_packets; + rx->bytes = bp->net_stats_prev.rx_bytes; + rx->alloc_fail = bp->ring_err_stats_prev.rx_total_oom_discards; + + tx->packets = bp->net_stats_prev.tx_packets; + tx->bytes = bp->net_stats_prev.tx_bytes; +} + +static const struct netdev_stat_ops bnxt_stat_ops = { + .get_queue_stats_rx = bnxt_get_queue_stats_rx, + .get_queue_stats_tx = bnxt_get_queue_stats_tx, + .get_base_stats = bnxt_get_base_stats, +}; + static void bnxt_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); @@ -14669,6 +14992,7 @@ void bnxt_print_device_info(struct bnxt *bp) static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { + struct bnxt_hw_resc *hw_resc; struct net_device *dev; struct bnxt *bp; int rc, max_irqs; @@ -14710,6 +15034,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto init_err_free; dev->netdev_ops = &bnxt_netdev_ops; + dev->stat_ops = &bnxt_stat_ops; dev->watchdog_timeo = BNXT_TX_TIMEOUT; dev->ethtool_ops = &bnxt_ethtool_ops; pci_set_drvdata(pdev, dev); @@ -14827,6 +15152,12 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) goto init_err_pci_clean; + hw_resc = &bp->hw_resc; + bp->max_fltr = hw_resc->max_rx_em_flows + hw_resc->max_rx_wm_flows + + BNXT_L2_FLTR_MAX_FLTR; + /* Older firmware may not report these filters properly */ + if (bp->max_fltr < BNXT_MAX_FLTR) + bp->max_fltr = BNXT_MAX_FLTR; bnxt_init_l2_fltr_tbl(bp); bnxt_set_rx_skb_mode(bp, false); bnxt_set_tpa_flags(bp); @@ -14879,6 +15210,8 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) goto init_err_dl; + INIT_LIST_HEAD(&bp->usr_fltr_list); + rc = register_netdev(dev); if (rc) goto init_err_cleanup; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 47338b48ca20..dd849e715c9b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1213,6 +1213,9 @@ struct bnxt_ring_grp_info { u16 cp_fw_ring_id; }; +#define BNXT_VNIC_DEFAULT 0 +#define BNXT_VNIC_NTUPLE 1 + struct bnxt_vnic_info { u16 fw_vnic_id; /* returned by Chimp during alloc */ #define BNXT_MAX_CTX_PER_VNIC 8 @@ -1252,11 +1255,24 @@ struct bnxt_vnic_info { #define BNXT_VNIC_MCAST_FLAG 4 #define BNXT_VNIC_UCAST_FLAG 8 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10 +#define BNXT_VNIC_NTUPLE_FLAG 0x20 +}; + +struct bnxt_hw_rings { + int tx; + int rx; + int grp; + int cp; + int cp_p5; + int stat; + int vnic; + int rss_ctx; }; struct bnxt_hw_resc { u16 min_rsscos_ctxs; u16 max_rsscos_ctxs; + u16 resv_rsscos_ctxs; u16 min_cp_rings; u16 max_cp_rings; u16 resv_cp_rings; @@ -1281,6 +1297,12 @@ struct bnxt_hw_resc { u16 max_nqs; u16 max_irqs; u16 resv_irqs; + u32 max_encap_records; + u32 max_decap_records; + u32 max_tx_em_flows; + u32 max_tx_wm_flows; + u32 max_rx_em_flows; + u32 max_rx_wm_flows; }; #if defined(CONFIG_BNXT_SRIOV) @@ -1315,12 +1337,6 @@ struct bnxt_pf_info { u16 active_vfs; u16 registered_vfs; u16 max_vfs; - u32 max_encap_records; - u32 max_decap_records; - u32 max_tx_em_flows; - u32 max_tx_wm_flows; - u32 max_rx_em_flows; - u32 max_rx_wm_flows; unsigned long *vf_event_bmap; u16 hwrm_cmd_req_pages; u8 vf_resv_strategy; @@ -1334,6 +1350,7 @@ struct bnxt_pf_info { struct bnxt_filter_base { struct hlist_node hash; + struct list_head list; __le64 filter_id; u8 type; #define BNXT_FLTR_TYPE_NTUPLE 1 @@ -1355,19 +1372,21 @@ struct bnxt_filter_base { struct rcu_head rcu; }; +struct bnxt_flow_masks { + struct flow_dissector_key_ports ports; + struct flow_dissector_key_addrs addrs; +}; + +extern const struct bnxt_flow_masks BNXT_FLOW_MASK_NONE; +extern const struct bnxt_flow_masks BNXT_FLOW_IPV6_MASK_ALL; +extern const struct bnxt_flow_masks BNXT_FLOW_IPV4_MASK_ALL; + struct bnxt_ntuple_filter { + /* base filter must be the first member */ struct bnxt_filter_base base; struct flow_keys fkeys; + struct bnxt_flow_masks fmasks; struct bnxt_l2_filter *l2_fltr; - u32 ntuple_flags; -#define BNXT_NTUPLE_MATCH_SRC_IP 1 -#define BNXT_NTUPLE_MATCH_DST_IP 2 -#define BNXT_NTUPLE_MATCH_SRC_PORT 4 -#define BNXT_NTUPLE_MATCH_DST_PORT 8 -#define BNXT_NTUPLE_MATCH_ALL (BNXT_NTUPLE_MATCH_SRC_IP | \ - BNXT_NTUPLE_MATCH_DST_IP | \ - BNXT_NTUPLE_MATCH_SRC_PORT | \ - BNXT_NTUPLE_MATCH_DST_PORT) u32 flow_id; }; @@ -1394,6 +1413,7 @@ struct bnxt_ipv6_tuple { #define BNXT_L2_KEY_SIZE (sizeof(struct bnxt_l2_key) / 4) struct bnxt_l2_filter { + /* base filter must be the first member */ struct bnxt_filter_base base; struct bnxt_l2_key l2_key; atomic_t refcnt; @@ -2217,6 +2237,14 @@ struct bnxt { #define BNXT_RSS_CAP_UDP_RSS_CAP BIT(1) #define BNXT_RSS_CAP_NEW_RSS_CAP BIT(2) #define BNXT_RSS_CAP_RSS_TCAM BIT(3) +#define BNXT_RSS_CAP_AH_V4_RSS_CAP BIT(4) +#define BNXT_RSS_CAP_AH_V6_RSS_CAP BIT(5) +#define BNXT_RSS_CAP_ESP_V4_RSS_CAP BIT(6) +#define BNXT_RSS_CAP_ESP_V6_RSS_CAP BIT(7) + + u8 rss_hash_key[HW_HASH_KEY_SIZE]; + u8 rss_hash_key_valid:1; + u8 rss_hash_key_updated:1; u16 max_mtu; u8 max_tc; @@ -2301,12 +2329,17 @@ struct bnxt { #define BNXT_FW_CAP_PRE_RESV_VNICS BIT_ULL(35) #define BNXT_FW_CAP_BACKING_STORE_V2 BIT_ULL(36) #define BNXT_FW_CAP_VNIC_TUNNEL_TPA BIT_ULL(37) + #define BNXT_FW_CAP_CFA_NTUPLE_RX_EXT_IP_PROTO BIT_ULL(38) + #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V3 BIT_ULL(39) u32 fw_dbg_cap; #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM) #define BNXT_PTP_USE_RTC(bp) (!BNXT_MH(bp) && \ ((bp)->fw_cap & BNXT_FW_CAP_PTP_RTC)) +#define BNXT_SUPPORTS_NTUPLE_VNIC(bp) \ + (BNXT_PF(bp) && ((bp)->fw_cap & BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V3)) + u32 hwrm_spec_code; u16 hwrm_cmd_seq; u16 hwrm_cmd_kong_seq; @@ -2428,6 +2461,7 @@ struct bnxt { unsigned long *ntp_fltr_bmap; int ntp_fltr_count; + int max_fltr; #define BNXT_L2_FLTR_MAX_FLTR 1024 #define BNXT_L2_FLTR_HASH_SIZE 32 @@ -2437,12 +2471,14 @@ struct bnxt { u32 hash_seed; u64 toeplitz_prefix; + struct list_head usr_fltr_list; + /* To protect link related settings during link changes and * ethtool settings changes. */ struct mutex link_lock; struct bnxt_link_info link_info; - struct ethtool_eee eee; + struct ethtool_keee eee; u32 lpi_tmr_lo; u32 lpi_tmr_hi; @@ -2641,10 +2677,16 @@ u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx); void bnxt_set_tpa_flags(struct bnxt *bp); void bnxt_set_ring_params(struct bnxt *); int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode); +void bnxt_insert_usr_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr); +void bnxt_del_one_usr_fltr(struct bnxt *bp, struct bnxt_filter_base *fltr); +void bnxt_clear_usr_fltrs(struct bnxt *bp, bool all); int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap, int bmap_size, bool async_only); int bnxt_hwrm_func_drv_unrgtr(struct bnxt *bp); void bnxt_del_l2_filter(struct bnxt *bp, struct bnxt_l2_filter *fltr); +struct bnxt_l2_filter *bnxt_alloc_new_l2_filter(struct bnxt *bp, + struct bnxt_l2_key *key, + u16 flags); int bnxt_hwrm_l2_filter_free(struct bnxt *bp, struct bnxt_l2_filter *fltr); int bnxt_hwrm_l2_filter_alloc(struct bnxt *bp, struct bnxt_l2_filter *fltr); int bnxt_hwrm_cfa_ntuple_filter_free(struct bnxt *bp, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index dc4ca706b0e2..1d240a27455a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -968,6 +968,7 @@ static int bnxt_set_channels(struct net_device *dev, return -EINVAL; } + bnxt_clear_usr_fltrs(bp, true); if (netif_running(dev)) { if (BNXT_PF(bp)) { /* TODO CHIMP_FW: Send message to all VF's @@ -1058,11 +1059,17 @@ static struct bnxt_filter_base *bnxt_get_one_fltr_rcu(struct bnxt *bp, static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd, u32 *rule_locs) { + u32 count; + cmd->data = bp->ntp_fltr_count; rcu_read_lock(); + count = bnxt_get_all_fltr_ids_rcu(bp, bp->l2_fltr_hash_tbl, + BNXT_L2_FLTR_HASH_SIZE, rule_locs, 0, + cmd->rule_cnt); cmd->rule_cnt = bnxt_get_all_fltr_ids_rcu(bp, bp->ntp_fltr_hash_tbl, BNXT_NTP_FLTR_HASH_SIZE, - rule_locs, 0, cmd->rule_cnt); + rule_locs, count, + cmd->rule_cnt); rcu_read_unlock(); return 0; @@ -1074,13 +1081,44 @@ static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd) (struct ethtool_rx_flow_spec *)&cmd->fs; struct bnxt_filter_base *fltr_base; struct bnxt_ntuple_filter *fltr; + struct bnxt_flow_masks *fmasks; struct flow_keys *fkeys; int rc = -EINVAL; - if (fs->location >= BNXT_NTP_FLTR_MAX_FLTR) + if (fs->location >= bp->max_fltr) return rc; rcu_read_lock(); + fltr_base = bnxt_get_one_fltr_rcu(bp, bp->l2_fltr_hash_tbl, + BNXT_L2_FLTR_HASH_SIZE, + fs->location); + if (fltr_base) { + struct ethhdr *h_ether = &fs->h_u.ether_spec; + struct ethhdr *m_ether = &fs->m_u.ether_spec; + struct bnxt_l2_filter *l2_fltr; + struct bnxt_l2_key *l2_key; + + l2_fltr = container_of(fltr_base, struct bnxt_l2_filter, base); + l2_key = &l2_fltr->l2_key; + fs->flow_type = ETHER_FLOW; + ether_addr_copy(h_ether->h_dest, l2_key->dst_mac_addr); + eth_broadcast_addr(m_ether->h_dest); + if (l2_key->vlan) { + struct ethtool_flow_ext *m_ext = &fs->m_ext; + struct ethtool_flow_ext *h_ext = &fs->h_ext; + + fs->flow_type |= FLOW_EXT; + m_ext->vlan_tci = htons(0xfff); + h_ext->vlan_tci = htons(l2_key->vlan); + } + if (fltr_base->flags & BNXT_ACT_RING_DST) + fs->ring_cookie = fltr_base->rxq; + if (fltr_base->flags & BNXT_ACT_FUNC_DST) + fs->ring_cookie = (u64)(fltr_base->vf_idx + 1) << + ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF; + rcu_read_unlock(); + return 0; + } fltr_base = bnxt_get_one_fltr_rcu(bp, bp->ntp_fltr_hash_tbl, BNXT_NTP_FLTR_HASH_SIZE, fs->location); @@ -1091,59 +1129,74 @@ static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd) fltr = container_of(fltr_base, struct bnxt_ntuple_filter, base); fkeys = &fltr->fkeys; + fmasks = &fltr->fmasks; if (fkeys->basic.n_proto == htons(ETH_P_IP)) { - if (fkeys->basic.ip_proto == IPPROTO_TCP) + if (fkeys->basic.ip_proto == IPPROTO_ICMP || + fkeys->basic.ip_proto == IPPROTO_RAW) { + fs->flow_type = IP_USER_FLOW; + fs->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; + if (fkeys->basic.ip_proto == IPPROTO_ICMP) + fs->h_u.usr_ip4_spec.proto = IPPROTO_ICMP; + else + fs->h_u.usr_ip4_spec.proto = IPPROTO_RAW; + fs->m_u.usr_ip4_spec.proto = BNXT_IP_PROTO_FULL_MASK; + } else if (fkeys->basic.ip_proto == IPPROTO_TCP) { fs->flow_type = TCP_V4_FLOW; - else if (fkeys->basic.ip_proto == IPPROTO_UDP) + } else if (fkeys->basic.ip_proto == IPPROTO_UDP) { fs->flow_type = UDP_V4_FLOW; - else + } else { goto fltr_err; - - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_IP) { - fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src; - fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_IP) { - fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst; - fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0); } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_PORT) { + + fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src; + fs->m_u.tcp_ip4_spec.ip4src = fmasks->addrs.v4addrs.src; + fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst; + fs->m_u.tcp_ip4_spec.ip4dst = fmasks->addrs.v4addrs.dst; + if (fs->flow_type == TCP_V4_FLOW || + fs->flow_type == UDP_V4_FLOW) { fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src; - fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_PORT) { + fs->m_u.tcp_ip4_spec.psrc = fmasks->ports.src; fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst; - fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0); + fs->m_u.tcp_ip4_spec.pdst = fmasks->ports.dst; } } else { - if (fkeys->basic.ip_proto == IPPROTO_TCP) + if (fkeys->basic.ip_proto == IPPROTO_ICMPV6 || + fkeys->basic.ip_proto == IPPROTO_RAW) { + fs->flow_type = IPV6_USER_FLOW; + if (fkeys->basic.ip_proto == IPPROTO_ICMPV6) + fs->h_u.usr_ip6_spec.l4_proto = IPPROTO_ICMPV6; + else + fs->h_u.usr_ip6_spec.l4_proto = IPPROTO_RAW; + fs->m_u.usr_ip6_spec.l4_proto = BNXT_IP_PROTO_FULL_MASK; + } else if (fkeys->basic.ip_proto == IPPROTO_TCP) { fs->flow_type = TCP_V6_FLOW; - else if (fkeys->basic.ip_proto == IPPROTO_UDP) + } else if (fkeys->basic.ip_proto == IPPROTO_UDP) { fs->flow_type = UDP_V6_FLOW; - else + } else { goto fltr_err; - - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_IP) { - *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] = - fkeys->addrs.v6addrs.src; - bnxt_fill_ipv6_mask(fs->m_u.tcp_ip6_spec.ip6src); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_IP) { - *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] = - fkeys->addrs.v6addrs.dst; - bnxt_fill_ipv6_mask(fs->m_u.tcp_ip6_spec.ip6dst); } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_SRC_PORT) { + + *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] = + fkeys->addrs.v6addrs.src; + *(struct in6_addr *)&fs->m_u.tcp_ip6_spec.ip6src[0] = + fmasks->addrs.v6addrs.src; + *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] = + fkeys->addrs.v6addrs.dst; + *(struct in6_addr *)&fs->m_u.tcp_ip6_spec.ip6dst[0] = + fmasks->addrs.v6addrs.dst; + if (fs->flow_type == TCP_V6_FLOW || + fs->flow_type == UDP_V6_FLOW) { fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src; - fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0); - } - if (fltr->ntuple_flags & BNXT_NTUPLE_MATCH_DST_PORT) { + fs->m_u.tcp_ip6_spec.psrc = fmasks->ports.src; fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst; - fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0); + fs->m_u.tcp_ip6_spec.pdst = fmasks->ports.dst; } } - fs->ring_cookie = fltr->base.rxq; + if (fltr->base.flags & BNXT_ACT_DROP) + fs->ring_cookie = RX_CLS_FLOW_DISC; + else + fs->ring_cookie = fltr->base.rxq; rc = 0; fltr_err: @@ -1152,17 +1205,78 @@ fltr_err: return rc; } -#define IPV4_ALL_MASK ((__force __be32)~0) -#define L4_PORT_ALL_MASK ((__force __be16)~0) +static int bnxt_add_l2_cls_rule(struct bnxt *bp, + struct ethtool_rx_flow_spec *fs) +{ + u32 ring = ethtool_get_flow_spec_ring(fs->ring_cookie); + u8 vf = ethtool_get_flow_spec_ring_vf(fs->ring_cookie); + struct ethhdr *h_ether = &fs->h_u.ether_spec; + struct ethhdr *m_ether = &fs->m_u.ether_spec; + struct bnxt_l2_filter *fltr; + struct bnxt_l2_key key; + u16 vnic_id; + u8 flags; + int rc; + + if (BNXT_CHIP_P5_PLUS(bp)) + return -EOPNOTSUPP; -static bool ipv6_mask_is_full(__be32 mask[4]) + if (!is_broadcast_ether_addr(m_ether->h_dest)) + return -EINVAL; + ether_addr_copy(key.dst_mac_addr, h_ether->h_dest); + key.vlan = 0; + if (fs->flow_type & FLOW_EXT) { + struct ethtool_flow_ext *m_ext = &fs->m_ext; + struct ethtool_flow_ext *h_ext = &fs->h_ext; + + if (m_ext->vlan_tci != htons(0xfff) || !h_ext->vlan_tci) + return -EINVAL; + key.vlan = ntohs(h_ext->vlan_tci); + } + + if (vf) { + flags = BNXT_ACT_FUNC_DST; + vnic_id = 0xffff; + vf--; + } else { + flags = BNXT_ACT_RING_DST; + vnic_id = bp->vnic_info[ring + 1].fw_vnic_id; + } + fltr = bnxt_alloc_new_l2_filter(bp, &key, flags); + if (IS_ERR(fltr)) + return PTR_ERR(fltr); + + fltr->base.fw_vnic_id = vnic_id; + fltr->base.rxq = ring; + fltr->base.vf_idx = vf; + rc = bnxt_hwrm_l2_filter_alloc(bp, fltr); + if (rc) + bnxt_del_l2_filter(bp, fltr); + else + fs->location = fltr->base.sw_id; + return rc; +} + +static bool bnxt_verify_ntuple_ip4_flow(struct ethtool_usrip4_spec *ip_spec, + struct ethtool_usrip4_spec *ip_mask) { - return (mask[0] & mask[1] & mask[2] & mask[3]) == IPV4_ALL_MASK; + if (ip_mask->l4_4_bytes || ip_mask->tos || + ip_spec->ip_ver != ETH_RX_NFC_IP4 || + ip_mask->proto != BNXT_IP_PROTO_FULL_MASK || + (ip_spec->proto != IPPROTO_RAW && ip_spec->proto != IPPROTO_ICMP)) + return false; + return true; } -static bool ipv6_mask_is_zero(__be32 mask[4]) +static bool bnxt_verify_ntuple_ip6_flow(struct ethtool_usrip6_spec *ip_spec, + struct ethtool_usrip6_spec *ip_mask) { - return !(mask[0] | mask[1] | mask[2] | mask[3]); + if (ip_mask->l4_4_bytes || ip_mask->tclass || + ip_mask->l4_proto != BNXT_IP_PROTO_FULL_MASK || + (ip_spec->l4_proto != IPPROTO_RAW && + ip_spec->l4_proto != IPPROTO_ICMPV6)) + return false; + return true; } static int bnxt_add_ntuple_cls_rule(struct bnxt *bp, @@ -1172,6 +1286,7 @@ static int bnxt_add_ntuple_cls_rule(struct bnxt *bp, u32 ring = ethtool_get_flow_spec_ring(fs->ring_cookie); struct bnxt_ntuple_filter *new_fltr, *fltr; struct bnxt_l2_filter *l2_fltr; + struct bnxt_flow_masks *fmasks; u32 flow_type = fs->flow_type; struct flow_keys *fkeys; u32 idx; @@ -1183,17 +1298,42 @@ static int bnxt_add_ntuple_cls_rule(struct bnxt *bp, if ((flow_type & (FLOW_MAC_EXT | FLOW_EXT)) || vf) return -EOPNOTSUPP; + if (flow_type == IP_USER_FLOW) { + if (!bnxt_verify_ntuple_ip4_flow(&fs->h_u.usr_ip4_spec, + &fs->m_u.usr_ip4_spec)) + return -EOPNOTSUPP; + } + + if (flow_type == IPV6_USER_FLOW) { + if (!bnxt_verify_ntuple_ip6_flow(&fs->h_u.usr_ip6_spec, + &fs->m_u.usr_ip6_spec)) + return -EOPNOTSUPP; + } + new_fltr = kzalloc(sizeof(*new_fltr), GFP_KERNEL); if (!new_fltr) return -ENOMEM; - l2_fltr = bp->vnic_info[0].l2_filters[0]; + l2_fltr = bp->vnic_info[BNXT_VNIC_DEFAULT].l2_filters[0]; atomic_inc(&l2_fltr->refcnt); new_fltr->l2_fltr = l2_fltr; + fmasks = &new_fltr->fmasks; fkeys = &new_fltr->fkeys; rc = -EOPNOTSUPP; switch (flow_type) { + case IP_USER_FLOW: { + struct ethtool_usrip4_spec *ip_spec = &fs->h_u.usr_ip4_spec; + struct ethtool_usrip4_spec *ip_mask = &fs->m_u.usr_ip4_spec; + + fkeys->basic.ip_proto = ip_spec->proto; + fkeys->basic.n_proto = htons(ETH_P_IP); + fkeys->addrs.v4addrs.src = ip_spec->ip4src; + fmasks->addrs.v4addrs.src = ip_mask->ip4src; + fkeys->addrs.v4addrs.dst = ip_spec->ip4dst; + fmasks->addrs.v4addrs.dst = ip_mask->ip4dst; + break; + } case TCP_V4_FLOW: case UDP_V4_FLOW: { struct ethtool_tcpip4_spec *ip_spec = &fs->h_u.tcp_ip4_spec; @@ -1203,32 +1343,26 @@ static int bnxt_add_ntuple_cls_rule(struct bnxt *bp, if (flow_type == UDP_V4_FLOW) fkeys->basic.ip_proto = IPPROTO_UDP; fkeys->basic.n_proto = htons(ETH_P_IP); + fkeys->addrs.v4addrs.src = ip_spec->ip4src; + fmasks->addrs.v4addrs.src = ip_mask->ip4src; + fkeys->addrs.v4addrs.dst = ip_spec->ip4dst; + fmasks->addrs.v4addrs.dst = ip_mask->ip4dst; + fkeys->ports.src = ip_spec->psrc; + fmasks->ports.src = ip_mask->psrc; + fkeys->ports.dst = ip_spec->pdst; + fmasks->ports.dst = ip_mask->pdst; + break; + } + case IPV6_USER_FLOW: { + struct ethtool_usrip6_spec *ip_spec = &fs->h_u.usr_ip6_spec; + struct ethtool_usrip6_spec *ip_mask = &fs->m_u.usr_ip6_spec; - if (ip_mask->ip4src == IPV4_ALL_MASK) { - fkeys->addrs.v4addrs.src = ip_spec->ip4src; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_SRC_IP; - } else if (ip_mask->ip4src) { - goto ntuple_err; - } - if (ip_mask->ip4dst == IPV4_ALL_MASK) { - fkeys->addrs.v4addrs.dst = ip_spec->ip4dst; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_DST_IP; - } else if (ip_mask->ip4dst) { - goto ntuple_err; - } - - if (ip_mask->psrc == L4_PORT_ALL_MASK) { - fkeys->ports.src = ip_spec->psrc; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_SRC_PORT; - } else if (ip_mask->psrc) { - goto ntuple_err; - } - if (ip_mask->pdst == L4_PORT_ALL_MASK) { - fkeys->ports.dst = ip_spec->pdst; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_DST_PORT; - } else if (ip_mask->pdst) { - goto ntuple_err; - } + fkeys->basic.ip_proto = ip_spec->l4_proto; + fkeys->basic.n_proto = htons(ETH_P_IPV6); + fkeys->addrs.v6addrs.src = *(struct in6_addr *)&ip_spec->ip6src; + fmasks->addrs.v6addrs.src = *(struct in6_addr *)&ip_mask->ip6src; + fkeys->addrs.v6addrs.dst = *(struct in6_addr *)&ip_spec->ip6dst; + fmasks->addrs.v6addrs.dst = *(struct in6_addr *)&ip_mask->ip6dst; break; } case TCP_V6_FLOW: @@ -1241,40 +1375,21 @@ static int bnxt_add_ntuple_cls_rule(struct bnxt *bp, fkeys->basic.ip_proto = IPPROTO_UDP; fkeys->basic.n_proto = htons(ETH_P_IPV6); - if (ipv6_mask_is_full(ip_mask->ip6src)) { - fkeys->addrs.v6addrs.src = - *(struct in6_addr *)&ip_spec->ip6src; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_SRC_IP; - } else if (!ipv6_mask_is_zero(ip_mask->ip6src)) { - goto ntuple_err; - } - if (ipv6_mask_is_full(ip_mask->ip6dst)) { - fkeys->addrs.v6addrs.dst = - *(struct in6_addr *)&ip_spec->ip6dst; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_DST_IP; - } else if (!ipv6_mask_is_zero(ip_mask->ip6dst)) { - goto ntuple_err; - } - - if (ip_mask->psrc == L4_PORT_ALL_MASK) { - fkeys->ports.src = ip_spec->psrc; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_SRC_PORT; - } else if (ip_mask->psrc) { - goto ntuple_err; - } - if (ip_mask->pdst == L4_PORT_ALL_MASK) { - fkeys->ports.dst = ip_spec->pdst; - new_fltr->ntuple_flags |= BNXT_NTUPLE_MATCH_DST_PORT; - } else if (ip_mask->pdst) { - goto ntuple_err; - } + fkeys->addrs.v6addrs.src = *(struct in6_addr *)&ip_spec->ip6src; + fmasks->addrs.v6addrs.src = *(struct in6_addr *)&ip_mask->ip6src; + fkeys->addrs.v6addrs.dst = *(struct in6_addr *)&ip_spec->ip6dst; + fmasks->addrs.v6addrs.dst = *(struct in6_addr *)&ip_mask->ip6dst; + fkeys->ports.src = ip_spec->psrc; + fmasks->ports.src = ip_mask->psrc; + fkeys->ports.dst = ip_spec->pdst; + fmasks->ports.dst = ip_mask->pdst; break; } default: rc = -EOPNOTSUPP; goto ntuple_err; } - if (!new_fltr->ntuple_flags) + if (!memcmp(&BNXT_FLOW_MASK_NONE, fmasks, sizeof(*fmasks))) goto ntuple_err; idx = bnxt_get_ntp_filter_idx(bp, fkeys, NULL); @@ -1287,8 +1402,11 @@ static int bnxt_add_ntuple_cls_rule(struct bnxt *bp, } rcu_read_unlock(); - new_fltr->base.rxq = ring; new_fltr->base.flags = BNXT_ACT_NO_AGING; + if (fs->ring_cookie == RX_CLS_FLOW_DISC) + new_fltr->base.flags |= BNXT_ACT_DROP; + else + new_fltr->base.rxq = ring; __set_bit(BNXT_FLTR_VALID, &new_fltr->base.state); rc = bnxt_insert_ntp_filter(bp, new_fltr, idx); if (!rc) { @@ -1321,6 +1439,18 @@ static int bnxt_srxclsrlins(struct bnxt *bp, struct ethtool_rxnfc *cmd) if (fs->location != RX_CLS_LOC_ANY) return -EINVAL; + flow_type = fs->flow_type; + if ((flow_type == IP_USER_FLOW || + flow_type == IPV6_USER_FLOW) && + !(bp->fw_cap & BNXT_FW_CAP_CFA_NTUPLE_RX_EXT_IP_PROTO)) + return -EOPNOTSUPP; + if (flow_type & (FLOW_MAC_EXT | FLOW_RSS)) + return -EINVAL; + flow_type &= ~FLOW_EXT; + + if (fs->ring_cookie == RX_CLS_FLOW_DISC && flow_type != ETHER_FLOW) + return bnxt_add_ntuple_cls_rule(bp, fs); + ring = ethtool_get_flow_spec_ring(fs->ring_cookie); vf = ethtool_get_flow_spec_ring_vf(fs->ring_cookie); if (BNXT_VF(bp) && vf) @@ -1330,12 +1460,8 @@ static int bnxt_srxclsrlins(struct bnxt *bp, struct ethtool_rxnfc *cmd) if (!vf && ring >= bp->rx_nr_rings) return -EINVAL; - flow_type = fs->flow_type; - if (flow_type & (FLOW_MAC_EXT | FLOW_RSS)) - return -EINVAL; - flow_type &= ~FLOW_EXT; if (flow_type == ETHER_FLOW) - rc = -EOPNOTSUPP; + rc = bnxt_add_l2_cls_rule(bp, fs); else rc = bnxt_add_ntuple_cls_rule(bp, fs); return rc; @@ -1346,11 +1472,22 @@ static int bnxt_srxclsrldel(struct bnxt *bp, struct ethtool_rxnfc *cmd) struct ethtool_rx_flow_spec *fs = &cmd->fs; struct bnxt_filter_base *fltr_base; struct bnxt_ntuple_filter *fltr; + u32 id = fs->location; rcu_read_lock(); + fltr_base = bnxt_get_one_fltr_rcu(bp, bp->l2_fltr_hash_tbl, + BNXT_L2_FLTR_HASH_SIZE, id); + if (fltr_base) { + struct bnxt_l2_filter *l2_fltr; + + l2_fltr = container_of(fltr_base, struct bnxt_l2_filter, base); + rcu_read_unlock(); + bnxt_hwrm_l2_filter_free(bp, l2_fltr); + bnxt_del_l2_filter(bp, l2_fltr); + return 0; + } fltr_base = bnxt_get_one_fltr_rcu(bp, bp->ntp_fltr_hash_tbl, - BNXT_NTP_FLTR_HASH_SIZE, - fs->location); + BNXT_NTP_FLTR_HASH_SIZE, id); if (!fltr_base) { rcu_read_unlock(); return -ENOENT; @@ -1396,8 +1533,14 @@ static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) cmd->data |= RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3; fallthrough; - case SCTP_V4_FLOW: case AH_ESP_V4_FLOW: + if (bp->rss_hash_cfg & + (VNIC_RSS_CFG_REQ_HASH_TYPE_AH_SPI_IPV4 | + VNIC_RSS_CFG_REQ_HASH_TYPE_ESP_SPI_IPV4)) + cmd->data |= RXH_IP_SRC | RXH_IP_DST | + RXH_L4_B_0_1 | RXH_L4_B_2_3; + fallthrough; + case SCTP_V4_FLOW: case AH_V4_FLOW: case ESP_V4_FLOW: case IPV4_FLOW: @@ -1415,8 +1558,14 @@ static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) cmd->data |= RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3; fallthrough; - case SCTP_V6_FLOW: case AH_ESP_V6_FLOW: + if (bp->rss_hash_cfg & + (VNIC_RSS_CFG_REQ_HASH_TYPE_AH_SPI_IPV6 | + VNIC_RSS_CFG_REQ_HASH_TYPE_ESP_SPI_IPV6)) + cmd->data |= RXH_IP_SRC | RXH_IP_DST | + RXH_L4_B_0_1 | RXH_L4_B_2_3; + fallthrough; + case SCTP_V6_FLOW: case AH_V6_FLOW: case ESP_V6_FLOW: case IPV6_FLOW: @@ -1463,6 +1612,24 @@ static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; if (tuple == 4) rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; + } else if (cmd->flow_type == AH_ESP_V4_FLOW) { + if (tuple == 4 && (!(bp->rss_cap & BNXT_RSS_CAP_AH_V4_RSS_CAP) || + !(bp->rss_cap & BNXT_RSS_CAP_ESP_V4_RSS_CAP))) + return -EINVAL; + rss_hash_cfg &= ~(VNIC_RSS_CFG_REQ_HASH_TYPE_AH_SPI_IPV4 | + VNIC_RSS_CFG_REQ_HASH_TYPE_ESP_SPI_IPV4); + if (tuple == 4) + rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_AH_SPI_IPV4 | + VNIC_RSS_CFG_REQ_HASH_TYPE_ESP_SPI_IPV4; + } else if (cmd->flow_type == AH_ESP_V6_FLOW) { + if (tuple == 4 && (!(bp->rss_cap & BNXT_RSS_CAP_AH_V6_RSS_CAP) || + !(bp->rss_cap & BNXT_RSS_CAP_ESP_V6_RSS_CAP))) + return -EINVAL; + rss_hash_cfg &= ~(VNIC_RSS_CFG_REQ_HASH_TYPE_AH_SPI_IPV6 | + VNIC_RSS_CFG_REQ_HASH_TYPE_ESP_SPI_IPV6); + if (tuple == 4) + rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_AH_SPI_IPV6 | + VNIC_RSS_CFG_REQ_HASH_TYPE_ESP_SPI_IPV6; } else if (tuple == 4) { return -EINVAL; } @@ -1521,7 +1688,7 @@ static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, case ETHTOOL_GRXCLSRLCNT: cmd->rule_cnt = bp->ntp_fltr_count; - cmd->data = BNXT_NTP_FLTR_MAX_FLTR | RX_CLS_LOC_SPECIAL; + cmd->data = bp->max_fltr | RX_CLS_LOC_SPECIAL; break; case ETHTOOL_GRXCLSRLALL: @@ -1596,7 +1763,7 @@ static int bnxt_get_rxfh(struct net_device *dev, if (!bp->vnic_info) return 0; - vnic = &bp->vnic_info[0]; + vnic = &bp->vnic_info[BNXT_VNIC_DEFAULT]; if (rxfh->indir && bp->rss_indir_tbl) { tbl_size = bnxt_get_rxfh_indir_size(dev); for (i = 0; i < tbl_size; i++) @@ -1619,8 +1786,10 @@ static int bnxt_set_rxfh(struct net_device *dev, if (rxfh->hfunc && rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (rxfh->key) - return -EOPNOTSUPP; + if (rxfh->key) { + memcpy(bp->rss_hash_key, rxfh->key, HW_HASH_KEY_SIZE); + bp->rss_hash_key_updated = true; + } if (rxfh->indir) { u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(dev); @@ -1631,7 +1800,7 @@ static int bnxt_set_rxfh(struct net_device *dev, if (pad) memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16)); } - + bnxt_clear_usr_fltrs(bp, false); if (netif_running(bp->dev)) { bnxt_close_nic(bp, false, false); rc = bnxt_open_nic(bp, false, false); @@ -1751,31 +1920,21 @@ static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) return 0; } -u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause) +/* TODO: support 25GB, 40GB, 50GB with different cable type */ +void _bnxt_fw_to_linkmode(unsigned long *mode, u16 fw_speeds) { - u32 speed_mask = 0; + linkmode_zero(mode); - /* TODO: support 25GB, 40GB, 50GB with different cable type */ - /* set the advertised speeds */ if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB) - speed_mask |= ADVERTISED_100baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, mode); if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB) - speed_mask |= ADVERTISED_1000baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, mode); if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB) - speed_mask |= ADVERTISED_2500baseX_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_2500baseX_Full_BIT, mode); if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB) - speed_mask |= ADVERTISED_10000baseT_Full; + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, mode); if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB) - speed_mask |= ADVERTISED_40000baseCR4_Full; - - if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH) - speed_mask |= ADVERTISED_Pause; - else if (fw_pause & BNXT_LINK_PAUSE_TX) - speed_mask |= ADVERTISED_Asym_Pause; - else if (fw_pause & BNXT_LINK_PAUSE_RX) - speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; - - return speed_mask; + linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, mode); } enum bnxt_media_type { @@ -2643,23 +2802,22 @@ bnxt_force_link_speed(struct net_device *dev, u32 ethtool_speed, u32 lanes) return 0; } -u16 bnxt_get_fw_auto_link_speeds(u32 advertising) +u16 bnxt_get_fw_auto_link_speeds(const unsigned long *mode) { u16 fw_speed_mask = 0; - /* only support autoneg at speed 100, 1000, and 10000 */ - if (advertising & (ADVERTISED_100baseT_Full | - ADVERTISED_100baseT_Half)) { + if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, mode) || + linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, mode)) fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB; - } - if (advertising & (ADVERTISED_1000baseT_Full | - ADVERTISED_1000baseT_Half)) { + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, mode) || + linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, mode)) fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB; - } - if (advertising & ADVERTISED_10000baseT_Full) + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, mode)) fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB; - if (advertising & ADVERTISED_40000baseCR4_Full) + if (linkmode_test_bit(ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, mode)) fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB; return fw_speed_mask; @@ -3884,12 +4042,13 @@ static int bnxt_set_eeprom(struct net_device *dev, eeprom->len); } -static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) +static int bnxt_set_eee(struct net_device *dev, struct ethtool_keee *edata) { + __ETHTOOL_DECLARE_LINK_MODE_MASK(advertising); + __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp); struct bnxt *bp = netdev_priv(dev); - struct ethtool_eee *eee = &bp->eee; + struct ethtool_keee *eee = &bp->eee; struct bnxt_link_info *link_info = &bp->link_info; - u32 advertising; int rc = 0; if (!BNXT_PHY_CFG_ABLE(bp)) @@ -3899,7 +4058,7 @@ static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) return -EOPNOTSUPP; mutex_lock(&bp->link_lock); - advertising = _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0); + _bnxt_fw_to_linkmode(advertising, link_info->advertising); if (!edata->eee_enabled) goto eee_ok; @@ -3919,16 +4078,15 @@ static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) edata->tx_lpi_timer = eee->tx_lpi_timer; } } - if (!edata->advertised) { - edata->advertised = advertising & eee->supported; - } else if (edata->advertised & ~advertising) { - netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n", - edata->advertised, advertising); + if (linkmode_empty(edata->advertised)) { + linkmode_and(edata->advertised, advertising, eee->supported); + } else if (linkmode_andnot(tmp, edata->advertised, advertising)) { + netdev_warn(dev, "EEE advertised must be a subset of autoneg advertised speeds\n"); rc = -EINVAL; goto eee_exit; } - eee->advertised = edata->advertised; + linkmode_copy(eee->advertised, edata->advertised); eee->tx_lpi_enabled = edata->tx_lpi_enabled; eee->tx_lpi_timer = edata->tx_lpi_timer; eee_ok: @@ -3942,7 +4100,7 @@ eee_exit: return rc; } -static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) +static int bnxt_get_eee(struct net_device *dev, struct ethtool_keee *edata) { struct bnxt *bp = netdev_priv(dev); @@ -3954,12 +4112,12 @@ static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) /* Preserve tx_lpi_timer so that the last value will be used * by default when it is re-enabled. */ - edata->advertised = 0; + linkmode_zero(edata->advertised); edata->tx_lpi_enabled = 0; } if (!bp->eee.eee_active) - edata->lp_advertised = 0; + linkmode_zero(edata->lp_advertised); return 0; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h index a8ecef8ab82c..e2ee030237d4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h @@ -43,12 +43,14 @@ struct bnxt_led_cfg { #define BNXT_PXP_REG_LEN 0x3110 +#define BNXT_IP_PROTO_FULL_MASK 0xFF + extern const struct ethtool_ops bnxt_ethtool_ops; u32 bnxt_get_rxfh_indir_size(struct net_device *dev); -u32 _bnxt_fw_to_ethtool_adv_spds(u16, u8); +void _bnxt_fw_to_linkmode(unsigned long *mode, u16 fw_speeds); u32 bnxt_fw_to_ethtool_speed(u16); -u16 bnxt_get_fw_auto_link_speeds(u32); +u16 bnxt_get_fw_auto_link_speeds(const unsigned long *mode); int bnxt_hwrm_nvm_get_dev_info(struct bnxt *bp, struct hwrm_nvm_get_dev_info_output *nvm_dev_info); int bnxt_hwrm_firmware_reset(struct net_device *dev, u8 proc_type, diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 2d7ae71287b1..7396e2823e32 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1313,14 +1313,13 @@ void bcmgenet_eee_enable_set(struct net_device *dev, bool enable, } priv->eee.eee_enabled = enable; - priv->eee.eee_active = enable; priv->eee.tx_lpi_enabled = tx_lpi_enabled; } -static int bcmgenet_get_eee(struct net_device *dev, struct ethtool_eee *e) +static int bcmgenet_get_eee(struct net_device *dev, struct ethtool_keee *e) { struct bcmgenet_priv *priv = netdev_priv(dev); - struct ethtool_eee *p = &priv->eee; + struct ethtool_keee *p = &priv->eee; if (GENET_IS_V1(priv)) return -EOPNOTSUPP; @@ -1328,18 +1327,17 @@ static int bcmgenet_get_eee(struct net_device *dev, struct ethtool_eee *e) if (!dev->phydev) return -ENODEV; - e->eee_enabled = p->eee_enabled; - e->eee_active = p->eee_active; e->tx_lpi_enabled = p->tx_lpi_enabled; e->tx_lpi_timer = bcmgenet_umac_readl(priv, UMAC_EEE_LPI_TIMER); return phy_ethtool_get_eee(dev->phydev, e); } -static int bcmgenet_set_eee(struct net_device *dev, struct ethtool_eee *e) +static int bcmgenet_set_eee(struct net_device *dev, struct ethtool_keee *e) { struct bcmgenet_priv *priv = netdev_priv(dev); - struct ethtool_eee *p = &priv->eee; + struct ethtool_keee *p = &priv->eee; + bool active; if (GENET_IS_V1(priv)) return -EOPNOTSUPP; @@ -1352,9 +1350,9 @@ static int bcmgenet_set_eee(struct net_device *dev, struct ethtool_eee *e) if (!p->eee_enabled) { bcmgenet_eee_enable_set(dev, false, false); } else { - p->eee_active = phy_init_eee(dev->phydev, false) >= 0; + active = phy_init_eee(dev->phydev, false) >= 0; bcmgenet_umac_writel(priv, e->tx_lpi_timer, UMAC_EEE_LPI_TIMER); - bcmgenet_eee_enable_set(dev, p->eee_active, e->tx_lpi_enabled); + bcmgenet_eee_enable_set(dev, active, e->tx_lpi_enabled); } return phy_ethtool_set_eee(dev->phydev, e); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 1985c0ec4da2..7523b60b3c1c 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -645,7 +645,7 @@ struct bcmgenet_priv { struct bcmgenet_mib_counters mib; - struct ethtool_eee eee; + struct ethtool_keee eee; }; #define GENET_IO_MACRO(name, offset) \ diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 97ea76d443ab..9ada89355747 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -30,6 +30,7 @@ static void bcmgenet_mac_config(struct net_device *dev) struct bcmgenet_priv *priv = netdev_priv(dev); struct phy_device *phydev = dev->phydev; u32 reg, cmd_bits = 0; + bool active; /* speed */ if (phydev->speed == SPEED_1000) @@ -88,9 +89,9 @@ static void bcmgenet_mac_config(struct net_device *dev) } bcmgenet_umac_writel(priv, reg, UMAC_CMD); - priv->eee.eee_active = phy_init_eee(phydev, 0) >= 0; + active = phy_init_eee(phydev, 0) >= 0; bcmgenet_eee_enable_set(dev, - priv->eee.eee_enabled && priv->eee.eee_active, + priv->eee.eee_enabled && active, priv->eee.tx_lpi_enabled); } @@ -475,6 +476,10 @@ static int bcmgenet_mii_register(struct bcmgenet_priv *priv) ppd.wait_func = bcmgenet_mii_wait; ppd.wait_func_data = priv; ppd.bus_name = "bcmgenet MII bus"; + /* Pass a reference to our "main" clock which is used for MDIO + * transfers + */ + ppd.clk = priv->clk; /* Unimac MDIO bus controller starts at UniMAC offset + MDIO_CMD * and is 2 * 32-bits word long, 8 bytes total. @@ -673,7 +678,5 @@ void bcmgenet_mii_exit(struct net_device *dev) if (of_phy_is_fixed_link(dn)) of_phy_deregister_fixed_link(dn); of_node_put(priv->phy_dn); - clk_prepare_enable(priv->clk); platform_device_unregister(priv->mii_pdev); - clk_disable_unprepare(priv->clk); } diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 04964bbe08cf..eee759054aad 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -2338,10 +2338,10 @@ static void tg3_phy_apply_otp(struct tg3 *tp) tg3_phy_toggle_auxctl_smdsp(tp, false); } -static void tg3_eee_pull_config(struct tg3 *tp, struct ethtool_eee *eee) +static void tg3_eee_pull_config(struct tg3 *tp, struct ethtool_keee *eee) { u32 val; - struct ethtool_eee *dest = &tp->eee; + struct ethtool_keee *dest = &tp->eee; if (!(tp->phy_flags & TG3_PHYFLG_EEE_CAP)) return; @@ -2362,13 +2362,13 @@ static void tg3_eee_pull_config(struct tg3 *tp, struct ethtool_eee *eee) /* Pull lp advertised settings */ if (tg3_phy_cl45_read(tp, MDIO_MMD_AN, MDIO_AN_EEE_LPABLE, &val)) return; - dest->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(dest->lp_advertised, val); /* Pull advertised and eee_enabled settings */ if (tg3_phy_cl45_read(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV, &val)) return; dest->eee_enabled = !!val; - dest->advertised = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(dest->advertised, val); /* Pull tx_lpi_enabled */ val = tr32(TG3_CPMU_EEE_MODE); @@ -4354,23 +4354,12 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl) if (!err) { u32 err2; - val = 0; - /* Advertise 100-BaseTX EEE ability */ - if (advertise & ADVERTISED_100baseT_Full) - val |= MDIO_AN_EEE_ADV_100TX; - /* Advertise 1000-BaseT EEE ability */ - if (advertise & ADVERTISED_1000baseT_Full) - val |= MDIO_AN_EEE_ADV_1000T; - - if (!tp->eee.eee_enabled) { + if (!tp->eee.eee_enabled) val = 0; - tp->eee.advertised = 0; - } else { - tp->eee.advertised = advertise & - (ADVERTISED_100baseT_Full | - ADVERTISED_1000baseT_Full); - } + else + val = ethtool_adv_to_mmd_eee_adv_t(advertise); + mii_eee_cap1_mod_linkmode_t(tp->eee.advertised, val); err = tg3_phy_cl45_write(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV, val); if (err) val = 0; @@ -4618,7 +4607,7 @@ static int tg3_init_5401phy_dsp(struct tg3 *tp) static bool tg3_phy_eee_config_ok(struct tg3 *tp) { - struct ethtool_eee eee; + struct ethtool_keee eee = {}; if (!(tp->phy_flags & TG3_PHYFLG_EEE_CAP)) return true; @@ -4626,13 +4615,13 @@ static bool tg3_phy_eee_config_ok(struct tg3 *tp) tg3_eee_pull_config(tp, &eee); if (tp->eee.eee_enabled) { - if (tp->eee.advertised != eee.advertised || + if (!linkmode_equal(tp->eee.advertised, eee.advertised) || tp->eee.tx_lpi_timer != eee.tx_lpi_timer || tp->eee.tx_lpi_enabled != eee.tx_lpi_enabled) return false; } else { /* EEE is disabled but we're advertising */ - if (eee.advertised) + if (!linkmode_empty(eee.advertised)) return false; } @@ -14180,7 +14169,7 @@ static int tg3_set_coalesce(struct net_device *dev, return 0; } -static int tg3_set_eee(struct net_device *dev, struct ethtool_eee *edata) +static int tg3_set_eee(struct net_device *dev, struct ethtool_keee *edata) { struct tg3 *tp = netdev_priv(dev); @@ -14189,7 +14178,7 @@ static int tg3_set_eee(struct net_device *dev, struct ethtool_eee *edata) return -EOPNOTSUPP; } - if (edata->advertised != tp->eee.advertised) { + if (!linkmode_equal(edata->advertised, tp->eee.advertised)) { netdev_warn(tp->dev, "Direct manipulation of EEE advertisement is not supported\n"); return -EINVAL; @@ -14202,7 +14191,9 @@ static int tg3_set_eee(struct net_device *dev, struct ethtool_eee *edata) return -EINVAL; } - tp->eee = *edata; + tp->eee.eee_enabled = edata->eee_enabled; + tp->eee.tx_lpi_enabled = edata->tx_lpi_enabled; + tp->eee.tx_lpi_timer = edata->tx_lpi_timer; tp->phy_flags |= TG3_PHYFLG_USER_CONFIGURED; tg3_warn_mgmt_link_flap(tp); @@ -14217,7 +14208,7 @@ static int tg3_set_eee(struct net_device *dev, struct ethtool_eee *edata) return 0; } -static int tg3_get_eee(struct net_device *dev, struct ethtool_eee *edata) +static int tg3_get_eee(struct net_device *dev, struct ethtool_keee *edata) { struct tg3 *tp = netdev_priv(dev); @@ -15655,10 +15646,13 @@ static int tg3_phy_probe(struct tg3 *tp) tg3_chip_rev_id(tp) != CHIPREV_ID_57765_A0))) { tp->phy_flags |= TG3_PHYFLG_EEE_CAP; - tp->eee.supported = SUPPORTED_100baseT_Full | - SUPPORTED_1000baseT_Full; - tp->eee.advertised = ADVERTISED_100baseT_Full | - ADVERTISED_1000baseT_Full; + linkmode_zero(tp->eee.supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, + tp->eee.supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + tp->eee.supported); + linkmode_copy(tp->eee.advertised, tp->eee.supported); + tp->eee.eee_enabled = 1; tp->eee.tx_lpi_enabled = 1; tp->eee.tx_lpi_timer = TG3_CPMU_DBTMR1_LNKIDLE_2047US; diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index 5016475e5005..cf1b2b123c7e 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -3419,7 +3419,7 @@ struct tg3 { unsigned int irq_cnt; struct ethtool_coalesce coal; - struct ethtool_eee eee; + struct ethtool_keee eee; /* firmware info */ const char *fw_needed; diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index 31191b520b58..c32174484a96 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -1091,10 +1091,10 @@ bnad_cb_tx_resume(struct bnad *bnad, struct bna_tx *tx) * Free all TxQs buffers and then notify TX_E_CLEANUP_DONE to Tx fsm. */ static void -bnad_tx_cleanup(struct delayed_work *work) +bnad_tx_cleanup(struct work_struct *work) { struct bnad_tx_info *tx_info = - container_of(work, struct bnad_tx_info, tx_cleanup_work); + container_of(work, struct bnad_tx_info, tx_cleanup_work.work); struct bnad *bnad = NULL; struct bna_tcb *tcb; unsigned long flags; @@ -1170,7 +1170,7 @@ bnad_cb_rx_stall(struct bnad *bnad, struct bna_rx *rx) * Free all RxQs buffers and then notify RX_E_CLEANUP_DONE to Rx fsm. */ static void -bnad_rx_cleanup(void *work) +bnad_rx_cleanup(struct work_struct *work) { struct bnad_rx_info *rx_info = container_of(work, struct bnad_rx_info, rx_cleanup_work); @@ -1991,8 +1991,7 @@ bnad_setup_tx(struct bnad *bnad, u32 tx_id) } tx_info->tx = tx; - INIT_DELAYED_WORK(&tx_info->tx_cleanup_work, - (work_func_t)bnad_tx_cleanup); + INIT_DELAYED_WORK(&tx_info->tx_cleanup_work, bnad_tx_cleanup); /* Register ISR for the Tx object */ if (intr_info->intr_type == BNA_INTR_T_MSIX) { @@ -2248,8 +2247,7 @@ bnad_setup_rx(struct bnad *bnad, u32 rx_id) rx_info->rx = rx; spin_unlock_irqrestore(&bnad->bna_lock, flags); - INIT_WORK(&rx_info->rx_cleanup_work, - (work_func_t)(bnad_rx_cleanup)); + INIT_WORK(&rx_info->rx_cleanup_work, bnad_rx_cleanup); /* * Init NAPI, so that state is set to NAPI_STATE_SCHED, diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index b5ff2e1a9975..49d5808b7d11 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -804,20 +804,6 @@ static inline unsigned int calc_tx_flits(const struct sk_buff *skb, } /** - * calc_tx_descs - calculate the number of Tx descriptors for a packet - * @skb: the packet - * @chip_ver: chip version - * - * Returns the number of Tx descriptors needed for the given Ethernet - * packet, including the needed WR and CPL headers. - */ -static inline unsigned int calc_tx_descs(const struct sk_buff *skb, - unsigned int chip_ver) -{ - return flits_to_desc(calc_tx_flits(skb, chip_ver)); -} - -/** * cxgb4_write_sgl - populate a scatter/gather list for a packet * @skb: the packet * @q: the Tx queue we are writing into diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 37bd38d772e8..d266a87297a5 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -872,7 +872,7 @@ error: return NETDEV_TX_OK; } -/* dev_base_lock rwlock held, nominally process context */ +/* rcu_read_lock potentially held, nominally process context */ static void enic_get_stats(struct net_device *netdev, struct rtnl_link_stats64 *net_stats) { diff --git a/drivers/net/ethernet/cisco/enic/vnic_vic.c b/drivers/net/ethernet/cisco/enic/vnic_vic.c index 20fcb20b42ed..66b577835338 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_vic.c +++ b/drivers/net/ethernet/cisco/enic/vnic_vic.c @@ -49,7 +49,8 @@ int vic_provinfo_add_tlv(struct vic_provinfo *vp, u16 type, u16 length, tlv->type = htons(type); tlv->length = htons(length); - memcpy(tlv->value, value, length); + unsafe_memcpy(tlv->value, value, length, + /* Flexible array of flexible arrays */); vp->num_tlvs = htonl(ntohl(vp->num_tlvs) + 1); vp->length = htonl(ntohl(vp->length) + diff --git a/drivers/net/ethernet/ec_bhf.c b/drivers/net/ethernet/ec_bhf.c index c2c5c589a5e3..44af1d13d931 100644 --- a/drivers/net/ethernet/ec_bhf.c +++ b/drivers/net/ethernet/ec_bhf.c @@ -590,5 +590,6 @@ module_pci_driver(pci_driver); module_param(polling_frequency, long, 0444); MODULE_PARM_DESC(polling_frequency, "Polling timer frequency in ns"); +MODULE_DESCRIPTION("Beckhoff CX5020 EtherCAT Ethernet driver"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Dariusz Marcinkiewicz <reksio@newterm.pl>"); diff --git a/drivers/net/ethernet/engleder/tsnep_main.c b/drivers/net/ethernet/engleder/tsnep_main.c index 9aeff2b37a61..4b15af6b7122 100644 --- a/drivers/net/ethernet/engleder/tsnep_main.c +++ b/drivers/net/ethernet/engleder/tsnep_main.c @@ -229,8 +229,10 @@ static int tsnep_phy_loopback(struct tsnep_adapter *adapter, bool enable) * would delay a working loopback anyway, let's ensure that loopback * is working immediately by setting link mode directly */ - if (!retval && enable) + if (!retval && enable) { + netif_carrier_on(adapter->netdev); tsnep_set_link_mode(adapter); + } return retval; } @@ -238,7 +240,7 @@ static int tsnep_phy_loopback(struct tsnep_adapter *adapter, bool enable) static int tsnep_phy_open(struct tsnep_adapter *adapter) { struct phy_device *phydev; - struct ethtool_eee ethtool_eee; + struct ethtool_keee ethtool_keee; int retval; retval = phy_connect_direct(adapter->netdev, adapter->phydev, @@ -257,8 +259,8 @@ static int tsnep_phy_open(struct tsnep_adapter *adapter) phy_remove_link_mode(phydev, ETHTOOL_LINK_MODE_1000baseT_Half_BIT); /* disable EEE autoneg, EEE not supported by TSNEP */ - memset(ðtool_eee, 0, sizeof(ethtool_eee)); - phy_ethtool_set_eee(adapter->phydev, ðtool_eee); + memset(ðtool_keee, 0, sizeof(ethtool_keee)); + phy_ethtool_set_eee(adapter->phydev, ðtool_keee); adapter->phydev->irq = PHY_MAC_INTERRUPT; phy_start(adapter->phydev); @@ -719,17 +721,25 @@ static void tsnep_xdp_xmit_flush(struct tsnep_tx *tx) static bool tsnep_xdp_xmit_back(struct tsnep_adapter *adapter, struct xdp_buff *xdp, - struct netdev_queue *tx_nq, struct tsnep_tx *tx) + struct netdev_queue *tx_nq, struct tsnep_tx *tx, + bool zc) { struct xdp_frame *xdpf = xdp_convert_buff_to_frame(xdp); bool xmit; + u32 type; if (unlikely(!xdpf)) return false; + /* no page pool for zero copy */ + if (zc) + type = TSNEP_TX_TYPE_XDP_NDO; + else + type = TSNEP_TX_TYPE_XDP_TX; + __netif_tx_lock(tx_nq, smp_processor_id()); - xmit = tsnep_xdp_xmit_frame_ring(xdpf, tx, TSNEP_TX_TYPE_XDP_TX); + xmit = tsnep_xdp_xmit_frame_ring(xdpf, tx, type); /* Avoid transmit queue timeout since we share it with the slow path */ if (xmit) @@ -1258,6 +1268,14 @@ static int tsnep_rx_refill_zc(struct tsnep_rx *rx, int count, bool reuse) return desc_refilled; } +static void tsnep_xsk_rx_need_wakeup(struct tsnep_rx *rx, int desc_available) +{ + if (desc_available) + xsk_set_rx_need_wakeup(rx->xsk_pool); + else + xsk_clear_rx_need_wakeup(rx->xsk_pool); +} + static bool tsnep_xdp_run_prog(struct tsnep_rx *rx, struct bpf_prog *prog, struct xdp_buff *xdp, int *status, struct netdev_queue *tx_nq, struct tsnep_tx *tx) @@ -1273,7 +1291,7 @@ static bool tsnep_xdp_run_prog(struct tsnep_rx *rx, struct bpf_prog *prog, case XDP_PASS: return false; case XDP_TX: - if (!tsnep_xdp_xmit_back(rx->adapter, xdp, tx_nq, tx)) + if (!tsnep_xdp_xmit_back(rx->adapter, xdp, tx_nq, tx, false)) goto out_failure; *status |= TSNEP_XDP_TX; return true; @@ -1323,7 +1341,7 @@ static bool tsnep_xdp_run_prog_zc(struct tsnep_rx *rx, struct bpf_prog *prog, case XDP_PASS: return false; case XDP_TX: - if (!tsnep_xdp_xmit_back(rx->adapter, xdp, tx_nq, tx)) + if (!tsnep_xdp_xmit_back(rx->adapter, xdp, tx_nq, tx, true)) goto out_failure; *status |= TSNEP_XDP_TX; return true; @@ -1619,10 +1637,7 @@ static int tsnep_rx_poll_zc(struct tsnep_rx *rx, struct napi_struct *napi, desc_available -= tsnep_rx_refill_zc(rx, desc_available, false); if (xsk_uses_need_wakeup(rx->xsk_pool)) { - if (desc_available) - xsk_set_rx_need_wakeup(rx->xsk_pool); - else - xsk_clear_rx_need_wakeup(rx->xsk_pool); + tsnep_xsk_rx_need_wakeup(rx, desc_available); return done; } @@ -1767,14 +1782,8 @@ static void tsnep_rx_reopen_xsk(struct tsnep_rx *rx) * first polling would be too late as need wakeup signalisation would * be delayed for an indefinite time */ - if (xsk_uses_need_wakeup(rx->xsk_pool)) { - int desc_available = tsnep_rx_desc_available(rx); - - if (desc_available) - xsk_set_rx_need_wakeup(rx->xsk_pool); - else - xsk_clear_rx_need_wakeup(rx->xsk_pool); - } + if (xsk_uses_need_wakeup(rx->xsk_pool)) + tsnep_xsk_rx_need_wakeup(rx, tsnep_rx_desc_available(rx)); } static bool tsnep_pending(struct tsnep_queue *queue) @@ -2562,8 +2571,7 @@ static int tsnep_probe(struct platform_device *pdev) mutex_init(&adapter->rxnfc_lock); INIT_LIST_HEAD(&adapter->rxnfc_rules); - io = platform_get_resource(pdev, IORESOURCE_MEM, 0); - adapter->addr = devm_ioremap_resource(&pdev->dev, io); + adapter->addr = devm_platform_get_and_ioremap_resource(pdev, 0, &io); if (IS_ERR(adapter->addr)) return PTR_ERR(adapter->addr); netdev->mem_start = io->start; diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index bfdbdab443ae..9f07f4947b63 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -2402,7 +2402,7 @@ static void enetc_clear_interrupts(struct enetc_ndev_priv *priv) static int enetc_phylink_connect(struct net_device *ndev) { struct enetc_ndev_priv *priv = netdev_priv(ndev); - struct ethtool_eee edata; + struct ethtool_keee edata; int err; if (!priv->phylink) { @@ -2418,7 +2418,7 @@ static int enetc_phylink_connect(struct net_device *ndev) } /* disable EEE autoneg, until ENETC driver supports it */ - memset(&edata, 0, sizeof(struct ethtool_eee)); + memset(&edata, 0, sizeof(struct ethtool_keee)); phylink_ethtool_set_eee(priv->phylink, &edata); phylink_start(priv->phylink); diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index a8fbcada6b01..a19cb2a786fd 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -672,7 +672,7 @@ struct fec_enet_private { unsigned int itr_clk_rate; /* tx lpi eee mode */ - struct ethtool_eee eee; + struct ethtool_keee eee; unsigned int clk_ref_rate; /* ptp clock period in ns*/ diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 432523b2c789..d7693fdf640d 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -85,8 +85,6 @@ static int fec_enet_xdp_tx_xmit(struct fec_enet_private *fep, static const u16 fec_enet_vlan_pri_to_queue[8] = {0, 0, 1, 1, 1, 2, 2, 2}; -/* Pause frame feild and FIFO threshold */ -#define FEC_ENET_FCE (1 << 5) #define FEC_ENET_RSEM_V 0x84 #define FEC_ENET_RSFL_V 16 #define FEC_ENET_RAEM_V 0x8 @@ -240,8 +238,8 @@ MODULE_PARM_DESC(macaddr, "FEC Ethernet MAC address"); #define PKT_MINBUF_SIZE 64 /* FEC receive acceleration */ -#define FEC_RACC_IPDIS (1 << 1) -#define FEC_RACC_PRODIS (1 << 2) +#define FEC_RACC_IPDIS BIT(1) +#define FEC_RACC_PRODIS BIT(2) #define FEC_RACC_SHIFT16 BIT(7) #define FEC_RACC_OPTIONS (FEC_RACC_IPDIS | FEC_RACC_PRODIS) @@ -273,8 +271,23 @@ MODULE_PARM_DESC(macaddr, "FEC Ethernet MAC address"); #define FEC_MMFR_TA (2 << 16) #define FEC_MMFR_DATA(v) (v & 0xffff) /* FEC ECR bits definition */ -#define FEC_ECR_MAGICEN (1 << 2) -#define FEC_ECR_SLEEP (1 << 3) +#define FEC_ECR_RESET BIT(0) +#define FEC_ECR_ETHEREN BIT(1) +#define FEC_ECR_MAGICEN BIT(2) +#define FEC_ECR_SLEEP BIT(3) +#define FEC_ECR_EN1588 BIT(4) +#define FEC_ECR_BYTESWP BIT(8) +/* FEC RCR bits definition */ +#define FEC_RCR_LOOP BIT(0) +#define FEC_RCR_HALFDPX BIT(1) +#define FEC_RCR_MII BIT(2) +#define FEC_RCR_PROMISC BIT(3) +#define FEC_RCR_BC_REJ BIT(4) +#define FEC_RCR_FLOWCTL BIT(5) +#define FEC_RCR_RMII BIT(8) +#define FEC_RCR_10BASET BIT(9) +/* TX WMARK bits */ +#define FEC_TXWMRK_STRFWD BIT(8) #define FEC_MII_TIMEOUT 30000 /* us */ @@ -1062,7 +1075,7 @@ fec_restart(struct net_device *ndev) struct fec_enet_private *fep = netdev_priv(ndev); u32 temp_mac[2]; u32 rcntl = OPT_FRAME_SIZE | 0x04; - u32 ecntl = 0x2; /* ETHEREN */ + u32 ecntl = FEC_ECR_ETHEREN; /* Whack a reset. We should wait for this. * For i.MX6SX SOC, enet use AXI bus, we use disable MAC @@ -1137,18 +1150,18 @@ fec_restart(struct net_device *ndev) fep->phy_interface == PHY_INTERFACE_MODE_RGMII_TXID) rcntl |= (1 << 6); else if (fep->phy_interface == PHY_INTERFACE_MODE_RMII) - rcntl |= (1 << 8); + rcntl |= FEC_RCR_RMII; else - rcntl &= ~(1 << 8); + rcntl &= ~FEC_RCR_RMII; /* 1G, 100M or 10M */ if (ndev->phydev) { if (ndev->phydev->speed == SPEED_1000) ecntl |= (1 << 5); else if (ndev->phydev->speed == SPEED_100) - rcntl &= ~(1 << 9); + rcntl &= ~FEC_RCR_10BASET; else - rcntl |= (1 << 9); + rcntl |= FEC_RCR_10BASET; } } else { #ifdef FEC_MIIGSK_ENR @@ -1181,7 +1194,7 @@ fec_restart(struct net_device *ndev) if ((fep->pause_flag & FEC_PAUSE_FLAG_ENABLE) || ((fep->pause_flag & FEC_PAUSE_FLAG_AUTONEG) && ndev->phydev && ndev->phydev->pause)) { - rcntl |= FEC_ENET_FCE; + rcntl |= FEC_RCR_FLOWCTL; /* set FIFO threshold parameter to reduce overrun */ writel(FEC_ENET_RSEM_V, fep->hwp + FEC_R_FIFO_RSEM); @@ -1192,7 +1205,7 @@ fec_restart(struct net_device *ndev) /* OPD */ writel(FEC_ENET_OPD_V, fep->hwp + FEC_OPD); } else { - rcntl &= ~FEC_ENET_FCE; + rcntl &= ~FEC_RCR_FLOWCTL; } #endif /* !defined(CONFIG_M5272) */ @@ -1207,13 +1220,13 @@ fec_restart(struct net_device *ndev) if (fep->quirks & FEC_QUIRK_ENET_MAC) { /* enable ENET endian swap */ - ecntl |= (1 << 8); + ecntl |= FEC_ECR_BYTESWP; /* enable ENET store and forward mode */ - writel(1 << 8, fep->hwp + FEC_X_WMRK); + writel(FEC_TXWMRK_STRFWD, fep->hwp + FEC_X_WMRK); } if (fep->bufdesc_ex) - ecntl |= (1 << 4); + ecntl |= FEC_ECR_EN1588; if (fep->quirks & FEC_QUIRK_DELAYED_CLKS_SUPPORT && fep->rgmii_txc_dly) @@ -1312,7 +1325,7 @@ static void fec_stop(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - u32 rmii_mode = readl(fep->hwp + FEC_R_CNTRL) & (1 << 8); + u32 rmii_mode = readl(fep->hwp + FEC_R_CNTRL) & FEC_RCR_RMII; u32 val; /* We cannot expect a graceful transmit stop without link !!! */ @@ -1331,7 +1344,7 @@ fec_stop(struct net_device *ndev) if (fep->quirks & FEC_QUIRK_HAS_MULTI_QUEUES) { writel(0, fep->hwp + FEC_ECNTRL); } else { - writel(1, fep->hwp + FEC_ECNTRL); + writel(FEC_ECR_RESET, fep->hwp + FEC_ECNTRL); udelay(10); } } else { @@ -1345,12 +1358,11 @@ fec_stop(struct net_device *ndev) /* We have to keep ENET enabled to have MII interrupt stay working */ if (fep->quirks & FEC_QUIRK_ENET_MAC && !(fep->wol_flag & FEC_WOL_FLAG_SLEEP_ON)) { - writel(2, fep->hwp + FEC_ECNTRL); + writel(FEC_ECR_ETHEREN, fep->hwp + FEC_ECNTRL); writel(rmii_mode, fep->hwp + FEC_R_CNTRL); } } - static void fec_timeout(struct net_device *ndev, unsigned int txqueue) { @@ -2005,6 +2017,37 @@ static int fec_get_mac(struct net_device *ndev) /* * Phy section */ + +/* LPI Sleep Ts count base on tx clk (clk_ref). + * The lpi sleep cnt value = X us / (cycle_ns). + */ +static int fec_enet_us_to_tx_cycle(struct net_device *ndev, int us) +{ + struct fec_enet_private *fep = netdev_priv(ndev); + + return us * (fep->clk_ref_rate / 1000) / 1000; +} + +static int fec_enet_eee_mode_set(struct net_device *ndev, bool enable) +{ + struct fec_enet_private *fep = netdev_priv(ndev); + struct ethtool_keee *p = &fep->eee; + unsigned int sleep_cycle, wake_cycle; + + if (enable) { + sleep_cycle = fec_enet_us_to_tx_cycle(ndev, p->tx_lpi_timer); + wake_cycle = sleep_cycle; + } else { + sleep_cycle = 0; + wake_cycle = 0; + } + + writel(sleep_cycle, fep->hwp + FEC_LPI_SLEEP); + writel(wake_cycle, fep->hwp + FEC_LPI_WAKE); + + return 0; +} + static void fec_enet_adjust_link(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); @@ -2044,6 +2087,8 @@ static void fec_enet_adjust_link(struct net_device *ndev) netif_tx_unlock_bh(ndev); napi_enable(&fep->napi); } + if (fep->quirks & FEC_QUIRK_HAS_EEE) + fec_enet_eee_mode_set(ndev, phy_dev->enable_tx_lpi); } else { if (fep->link) { netif_stop_queue(ndev); @@ -2403,6 +2448,9 @@ static int fec_enet_mii_probe(struct net_device *ndev) else phy_set_max_speed(phy_dev, 100); + if (fep->quirks & FEC_QUIRK_HAS_EEE) + phy_support_eee(phy_dev); + fep->link = 0; fep->full_duplex = 0; @@ -3109,50 +3157,11 @@ static int fec_enet_set_coalesce(struct net_device *ndev, return 0; } -/* LPI Sleep Ts count base on tx clk (clk_ref). - * The lpi sleep cnt value = X us / (cycle_ns). - */ -static int fec_enet_us_to_tx_cycle(struct net_device *ndev, int us) -{ - struct fec_enet_private *fep = netdev_priv(ndev); - - return us * (fep->clk_ref_rate / 1000) / 1000; -} - -static int fec_enet_eee_mode_set(struct net_device *ndev, bool enable) -{ - struct fec_enet_private *fep = netdev_priv(ndev); - struct ethtool_eee *p = &fep->eee; - unsigned int sleep_cycle, wake_cycle; - int ret = 0; - - if (enable) { - ret = phy_init_eee(ndev->phydev, false); - if (ret) - return ret; - - sleep_cycle = fec_enet_us_to_tx_cycle(ndev, p->tx_lpi_timer); - wake_cycle = sleep_cycle; - } else { - sleep_cycle = 0; - wake_cycle = 0; - } - - p->tx_lpi_enabled = enable; - p->eee_enabled = enable; - p->eee_active = enable; - - writel(sleep_cycle, fep->hwp + FEC_LPI_SLEEP); - writel(wake_cycle, fep->hwp + FEC_LPI_WAKE); - - return 0; -} - static int -fec_enet_get_eee(struct net_device *ndev, struct ethtool_eee *edata) +fec_enet_get_eee(struct net_device *ndev, struct ethtool_keee *edata) { struct fec_enet_private *fep = netdev_priv(ndev); - struct ethtool_eee *p = &fep->eee; + struct ethtool_keee *p = &fep->eee; if (!(fep->quirks & FEC_QUIRK_HAS_EEE)) return -EOPNOTSUPP; @@ -3160,20 +3169,16 @@ fec_enet_get_eee(struct net_device *ndev, struct ethtool_eee *edata) if (!netif_running(ndev)) return -ENETDOWN; - edata->eee_enabled = p->eee_enabled; - edata->eee_active = p->eee_active; edata->tx_lpi_timer = p->tx_lpi_timer; - edata->tx_lpi_enabled = p->tx_lpi_enabled; return phy_ethtool_get_eee(ndev->phydev, edata); } static int -fec_enet_set_eee(struct net_device *ndev, struct ethtool_eee *edata) +fec_enet_set_eee(struct net_device *ndev, struct ethtool_keee *edata) { struct fec_enet_private *fep = netdev_priv(ndev); - struct ethtool_eee *p = &fep->eee; - int ret = 0; + struct ethtool_keee *p = &fep->eee; if (!(fep->quirks & FEC_QUIRK_HAS_EEE)) return -EOPNOTSUPP; @@ -3183,15 +3188,6 @@ fec_enet_set_eee(struct net_device *ndev, struct ethtool_eee *edata) p->tx_lpi_timer = edata->tx_lpi_timer; - if (!edata->eee_enabled || !edata->tx_lpi_enabled || - !edata->tx_lpi_timer) - ret = fec_enet_eee_mode_set(ndev, false); - else - ret = fec_enet_eee_mode_set(ndev, true); - - if (ret) - return ret; - return phy_ethtool_set_eee(ndev->phydev, edata); } diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c index 9ba15d3183d7..758535adc9ff 100644 --- a/drivers/net/ethernet/freescale/fman/fman_memac.c +++ b/drivers/net/ethernet/freescale/fman/fman_memac.c @@ -1073,6 +1073,14 @@ int memac_initialization(struct mac_device *mac_dev, unsigned long capabilities; unsigned long *supported; + /* The internal connection to the serdes is XGMII, but this isn't + * really correct for the phy mode (which is the external connection). + * However, this is how all older device trees say that they want + * 10GBASE-R (aka XFI), so just convert it for them. + */ + if (mac_dev->phy_if == PHY_INTERFACE_MODE_XGMII) + mac_dev->phy_if = PHY_INTERFACE_MODE_10GBASER; + mac_dev->phylink_ops = &memac_mac_ops; mac_dev->set_promisc = memac_set_promiscuous; mac_dev->change_addr = memac_modify_mac_address; @@ -1139,7 +1147,7 @@ int memac_initialization(struct mac_device *mac_dev, * (and therefore that xfi_pcs cannot be set). If we are defaulting to * XGMII, assume this is for XFI. Otherwise, assume it is for SGMII. */ - if (err && mac_dev->phy_if == PHY_INTERFACE_MODE_XGMII) + if (err && mac_dev->phy_if == PHY_INTERFACE_MODE_10GBASER) memac->xfi_pcs = pcs; else memac->sgmii_pcs = pcs; @@ -1153,14 +1161,6 @@ int memac_initialization(struct mac_device *mac_dev, goto _return_fm_mac_free; } - /* The internal connection to the serdes is XGMII, but this isn't - * really correct for the phy mode (which is the external connection). - * However, this is how all older device trees say that they want - * 10GBASE-R (aka XFI), so just convert it for them. - */ - if (mac_dev->phy_if == PHY_INTERFACE_MODE_XGMII) - mac_dev->phy_if = PHY_INTERFACE_MODE_10GBASER; - /* TODO: The following interface modes are supported by (some) hardware * but not by this driver: * - 1000BASE-KX diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index e3dfbd7a4236..a811238c018d 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -1649,7 +1649,7 @@ static int init_phy(struct net_device *dev) struct gfar_private *priv = netdev_priv(dev); phy_interface_t interface = priv->interface; struct phy_device *phydev; - struct ethtool_eee edata; + struct ethtool_keee edata; linkmode_set_bit_array(phy_10_100_features_array, ARRAY_SIZE(phy_10_100_features_array), @@ -1681,7 +1681,7 @@ static int init_phy(struct net_device *dev) phy_support_asym_pause(phydev); /* disable EEE autoneg, EEE not supported by eTSEC */ - memset(&edata, 0, sizeof(struct ethtool_eee)); + memset(&edata, 0, sizeof(struct ethtool_keee)); phy_ethtool_set_eee(phydev, &edata); return 0; diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h index b80349154604..4814c96d5fe7 100644 --- a/drivers/net/ethernet/google/gve/gve.h +++ b/drivers/net/ethernet/google/gve/gve.h @@ -9,6 +9,7 @@ #include <linux/dma-mapping.h> #include <linux/dmapool.h> +#include <linux/ethtool_netlink.h> #include <linux/netdevice.h> #include <linux/pci.h> #include <linux/u64_stats_sync.h> @@ -51,12 +52,16 @@ #define GVE_DEFAULT_RX_BUFFER_SIZE 2048 +#define GVE_MAX_RX_BUFFER_SIZE 4096 + #define GVE_DEFAULT_RX_BUFFER_OFFSET 2048 #define GVE_XDP_ACTIONS 5 #define GVE_GQ_TX_MIN_PKT_DESC_BYTES 182 +#define GVE_DEFAULT_HEADER_BUFFER_SIZE 128 + #define DQO_QPL_DEFAULT_TX_PAGES 512 #define DQO_QPL_DEFAULT_RX_PAGES 2048 @@ -150,6 +155,11 @@ struct gve_rx_compl_queue_dqo { u32 mask; /* Mask for indices to the size of the ring */ }; +struct gve_header_buf { + u8 *data; + dma_addr_t addr; +}; + /* Stores state for tracking buffers posted to HW */ struct gve_rx_buf_state_dqo { /* The page posted to HW. */ @@ -252,19 +262,26 @@ struct gve_rx_ring { /* track number of used buffers */ u16 used_buf_states_cnt; + + /* Address info of the buffers for header-split */ + struct gve_header_buf hdr_bufs; } dqo; }; u64 rbytes; /* free-running bytes received */ + u64 rx_hsplit_bytes; /* free-running header bytes received */ u64 rpackets; /* free-running packets received */ u32 cnt; /* free-running total number of completed packets */ u32 fill_cnt; /* free-running total number of descs and buffs posted */ u32 mask; /* masks the cnt and fill_cnt to the size of the ring */ + u64 rx_hsplit_pkt; /* free-running packets with headers split */ u64 rx_copybreak_pkt; /* free-running count of copybreak packets */ u64 rx_copied_pkt; /* free-running total number of copied packets */ u64 rx_skb_alloc_fail; /* free-running count of skb alloc fails */ u64 rx_buf_alloc_fail; /* free-running count of buffer alloc fails */ u64 rx_desc_err_dropped_pkt; /* free-running count of packets dropped by descriptor error */ + /* free-running count of unsplit packets due to header buffer overflow or hdr_len is 0 */ + u64 rx_hsplit_unsplit_pkt; u64 rx_cont_packet_cnt; /* free-running multi-fragment packets received */ u64 rx_frag_flip_cnt; /* free-running count of rx segments where page_flip was used */ u64 rx_frag_copy_cnt; /* free-running count of rx segments copied */ @@ -622,6 +639,56 @@ struct gve_ptype_lut { struct gve_ptype ptypes[GVE_NUM_PTYPES]; }; +/* Parameters for allocating queue page lists */ +struct gve_qpls_alloc_cfg { + struct gve_qpl_config *qpl_cfg; + struct gve_queue_config *tx_cfg; + struct gve_queue_config *rx_cfg; + + u16 num_xdp_queues; + bool raw_addressing; + bool is_gqi; + + /* Allocated resources are returned here */ + struct gve_queue_page_list *qpls; +}; + +/* Parameters for allocating resources for tx queues */ +struct gve_tx_alloc_rings_cfg { + struct gve_queue_config *qcfg; + + /* qpls and qpl_cfg must already be allocated */ + struct gve_queue_page_list *qpls; + struct gve_qpl_config *qpl_cfg; + + u16 ring_size; + u16 start_idx; + u16 num_rings; + bool raw_addressing; + + /* Allocated resources are returned here */ + struct gve_tx_ring *tx; +}; + +/* Parameters for allocating resources for rx queues */ +struct gve_rx_alloc_rings_cfg { + /* tx config is also needed to determine QPL ids */ + struct gve_queue_config *qcfg; + struct gve_queue_config *qcfg_tx; + + /* qpls and qpl_cfg must already be allocated */ + struct gve_queue_page_list *qpls; + struct gve_qpl_config *qpl_cfg; + + u16 ring_size; + u16 packet_buffer_size; + bool raw_addressing; + bool enable_header_split; + + /* Allocated resources are returned here */ + struct gve_rx_ring *rx; +}; + /* GVE_QUEUE_FORMAT_UNSPECIFIED must be zero since 0 is the default value * when the entire configure_device_resources command is zeroed out and the * queue_format is not specified. @@ -729,13 +796,17 @@ struct gve_priv { struct gve_ptype_lut *ptype_lut_dqo; /* Must be a power of two. */ - int data_buffer_size_dqo; + u16 data_buffer_size_dqo; + u16 max_rx_buffer_size; /* device limit */ enum gve_queue_format queue_format; /* Interrupt coalescing settings */ u32 tx_coalesce_usecs; u32 rx_coalesce_usecs; + + u16 header_buf_size; /* device configured, header-split supported if non-zero */ + bool header_split_enabled; /* True if the header split is enabled by the user */ }; enum gve_service_task_flags_bit { @@ -917,14 +988,14 @@ static inline bool gve_is_qpl(struct gve_priv *priv) priv->queue_format == GVE_DQO_QPL_FORMAT; } -/* Returns the number of tx queue page lists - */ -static inline u32 gve_num_tx_qpls(struct gve_priv *priv) +/* Returns the number of tx queue page lists */ +static inline u32 gve_num_tx_qpls(const struct gve_queue_config *tx_cfg, + int num_xdp_queues, + bool is_qpl) { - if (!gve_is_qpl(priv)) + if (!is_qpl) return 0; - - return priv->tx_cfg.num_queues + priv->num_xdp_queues; + return tx_cfg->num_queues + num_xdp_queues; } /* Returns the number of XDP tx queue page lists @@ -937,14 +1008,13 @@ static inline u32 gve_num_xdp_qpls(struct gve_priv *priv) return priv->num_xdp_queues; } -/* Returns the number of rx queue page lists - */ -static inline u32 gve_num_rx_qpls(struct gve_priv *priv) +/* Returns the number of rx queue page lists */ +static inline u32 gve_num_rx_qpls(const struct gve_queue_config *rx_cfg, + bool is_qpl) { - if (!gve_is_qpl(priv)) + if (!is_qpl) return 0; - - return priv->rx_cfg.num_queues; + return rx_cfg->num_queues; } static inline u32 gve_tx_qpl_id(struct gve_priv *priv, int tx_qid) @@ -957,59 +1027,59 @@ static inline u32 gve_rx_qpl_id(struct gve_priv *priv, int rx_qid) return priv->tx_cfg.max_queues + rx_qid; } +/* Returns the index into priv->qpls where a certain rx queue's QPL resides */ +static inline u32 gve_get_rx_qpl_id(const struct gve_queue_config *tx_cfg, int rx_qid) +{ + return tx_cfg->max_queues + rx_qid; +} + static inline u32 gve_tx_start_qpl_id(struct gve_priv *priv) { return gve_tx_qpl_id(priv, 0); } -static inline u32 gve_rx_start_qpl_id(struct gve_priv *priv) +/* Returns the index into priv->qpls where the first rx queue's QPL resides */ +static inline u32 gve_rx_start_qpl_id(const struct gve_queue_config *tx_cfg) { - return gve_rx_qpl_id(priv, 0); + return gve_get_rx_qpl_id(tx_cfg, 0); } -/* Returns a pointer to the next available tx qpl in the list of qpls - */ +/* Returns a pointer to the next available tx qpl in the list of qpls */ static inline -struct gve_queue_page_list *gve_assign_tx_qpl(struct gve_priv *priv, int tx_qid) +struct gve_queue_page_list *gve_assign_tx_qpl(struct gve_tx_alloc_rings_cfg *cfg, + int tx_qid) { - int id = gve_tx_qpl_id(priv, tx_qid); - /* QPL already in use */ - if (test_bit(id, priv->qpl_cfg.qpl_id_map)) + if (test_bit(tx_qid, cfg->qpl_cfg->qpl_id_map)) return NULL; - - set_bit(id, priv->qpl_cfg.qpl_id_map); - return &priv->qpls[id]; + set_bit(tx_qid, cfg->qpl_cfg->qpl_id_map); + return &cfg->qpls[tx_qid]; } -/* Returns a pointer to the next available rx qpl in the list of qpls - */ +/* Returns a pointer to the next available rx qpl in the list of qpls */ static inline -struct gve_queue_page_list *gve_assign_rx_qpl(struct gve_priv *priv, int rx_qid) +struct gve_queue_page_list *gve_assign_rx_qpl(struct gve_rx_alloc_rings_cfg *cfg, + int rx_qid) { - int id = gve_rx_qpl_id(priv, rx_qid); - + int id = gve_get_rx_qpl_id(cfg->qcfg_tx, rx_qid); /* QPL already in use */ - if (test_bit(id, priv->qpl_cfg.qpl_id_map)) + if (test_bit(id, cfg->qpl_cfg->qpl_id_map)) return NULL; - - set_bit(id, priv->qpl_cfg.qpl_id_map); - return &priv->qpls[id]; + set_bit(id, cfg->qpl_cfg->qpl_id_map); + return &cfg->qpls[id]; } -/* Unassigns the qpl with the given id - */ -static inline void gve_unassign_qpl(struct gve_priv *priv, int id) +/* Unassigns the qpl with the given id */ +static inline void gve_unassign_qpl(struct gve_qpl_config *qpl_cfg, int id) { - clear_bit(id, priv->qpl_cfg.qpl_id_map); + clear_bit(id, qpl_cfg->qpl_id_map); } -/* Returns the correct dma direction for tx and rx qpls - */ +/* Returns the correct dma direction for tx and rx qpls */ static inline enum dma_data_direction gve_qpl_dma_dir(struct gve_priv *priv, int id) { - if (id < gve_rx_start_qpl_id(priv)) + if (id < gve_rx_start_qpl_id(&priv->tx_cfg)) return DMA_TO_DEVICE; else return DMA_FROM_DEVICE; @@ -1036,6 +1106,9 @@ static inline u32 gve_xdp_tx_start_queue_id(struct gve_priv *priv) return gve_xdp_tx_queue_id(priv, 0); } +/* gqi napi handler defined in gve_main.c */ +int gve_napi_poll(struct napi_struct *napi, int budget); + /* buffers */ int gve_alloc_page(struct gve_priv *priv, struct device *dev, struct page **page, dma_addr_t *dma, @@ -1051,8 +1124,12 @@ int gve_xdp_xmit_one(struct gve_priv *priv, struct gve_tx_ring *tx, void gve_xdp_tx_flush(struct gve_priv *priv, u32 xdp_qid); bool gve_tx_poll(struct gve_notify_block *block, int budget); bool gve_xdp_poll(struct gve_notify_block *block, int budget); -int gve_tx_alloc_rings(struct gve_priv *priv, int start_id, int num_rings); -void gve_tx_free_rings_gqi(struct gve_priv *priv, int start_id, int num_rings); +int gve_tx_alloc_rings_gqi(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg); +void gve_tx_free_rings_gqi(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg); +void gve_tx_start_ring_gqi(struct gve_priv *priv, int idx); +void gve_tx_stop_ring_gqi(struct gve_priv *priv, int idx); u32 gve_tx_load_event_counter(struct gve_priv *priv, struct gve_tx_ring *tx); bool gve_tx_clean_pending(struct gve_priv *priv, struct gve_tx_ring *tx); @@ -1061,7 +1138,15 @@ void gve_rx_write_doorbell(struct gve_priv *priv, struct gve_rx_ring *rx); int gve_rx_poll(struct gve_notify_block *block, int budget); bool gve_rx_work_pending(struct gve_rx_ring *rx); int gve_rx_alloc_rings(struct gve_priv *priv); -void gve_rx_free_rings_gqi(struct gve_priv *priv); +int gve_rx_alloc_rings_gqi(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg); +void gve_rx_free_rings_gqi(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg); +void gve_rx_start_ring_gqi(struct gve_priv *priv, int idx); +void gve_rx_stop_ring_gqi(struct gve_priv *priv, int idx); +u16 gve_get_pkt_buf_size(const struct gve_priv *priv, bool enable_hplit); +bool gve_header_split_supported(const struct gve_priv *priv); +int gve_set_hsplit_config(struct gve_priv *priv, u8 tcp_data_split); /* Reset */ void gve_schedule_reset(struct gve_priv *priv); int gve_reset(struct gve_priv *priv, bool attempt_teardown); diff --git a/drivers/net/ethernet/google/gve/gve_adminq.c b/drivers/net/ethernet/google/gve/gve_adminq.c index 12fbd723ecc6..ae12ac38e18b 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.c +++ b/drivers/net/ethernet/google/gve/gve_adminq.c @@ -40,7 +40,8 @@ void gve_parse_device_option(struct gve_priv *priv, struct gve_device_option_gqi_qpl **dev_op_gqi_qpl, struct gve_device_option_dqo_rda **dev_op_dqo_rda, struct gve_device_option_jumbo_frames **dev_op_jumbo_frames, - struct gve_device_option_dqo_qpl **dev_op_dqo_qpl) + struct gve_device_option_dqo_qpl **dev_op_dqo_qpl, + struct gve_device_option_buffer_sizes **dev_op_buffer_sizes) { u32 req_feat_mask = be32_to_cpu(option->required_features_mask); u16 option_length = be16_to_cpu(option->option_length); @@ -147,6 +148,23 @@ void gve_parse_device_option(struct gve_priv *priv, } *dev_op_jumbo_frames = (void *)(option + 1); break; + case GVE_DEV_OPT_ID_BUFFER_SIZES: + if (option_length < sizeof(**dev_op_buffer_sizes) || + req_feat_mask != GVE_DEV_OPT_REQ_FEAT_MASK_BUFFER_SIZES) { + dev_warn(&priv->pdev->dev, GVE_DEVICE_OPTION_ERROR_FMT, + "Buffer Sizes", + (int)sizeof(**dev_op_buffer_sizes), + GVE_DEV_OPT_REQ_FEAT_MASK_BUFFER_SIZES, + option_length, req_feat_mask); + break; + } + + if (option_length > sizeof(**dev_op_buffer_sizes)) + dev_warn(&priv->pdev->dev, + GVE_DEVICE_OPTION_TOO_BIG_FMT, + "Buffer Sizes"); + *dev_op_buffer_sizes = (void *)(option + 1); + break; default: /* If we don't recognize the option just continue * without doing anything. @@ -164,7 +182,8 @@ gve_process_device_options(struct gve_priv *priv, struct gve_device_option_gqi_qpl **dev_op_gqi_qpl, struct gve_device_option_dqo_rda **dev_op_dqo_rda, struct gve_device_option_jumbo_frames **dev_op_jumbo_frames, - struct gve_device_option_dqo_qpl **dev_op_dqo_qpl) + struct gve_device_option_dqo_qpl **dev_op_dqo_qpl, + struct gve_device_option_buffer_sizes **dev_op_buffer_sizes) { const int num_options = be16_to_cpu(descriptor->num_device_options); struct gve_device_option *dev_opt; @@ -185,7 +204,7 @@ gve_process_device_options(struct gve_priv *priv, gve_parse_device_option(priv, descriptor, dev_opt, dev_op_gqi_rda, dev_op_gqi_qpl, dev_op_dqo_rda, dev_op_jumbo_frames, - dev_op_dqo_qpl); + dev_op_dqo_qpl, dev_op_buffer_sizes); dev_opt = next_opt; } @@ -640,6 +659,9 @@ static int gve_adminq_create_rx_queue(struct gve_priv *priv, u32 queue_index) cpu_to_be16(rx_buff_ring_entries); cmd.create_rx_queue.enable_rsc = !!(priv->dev->features & NETIF_F_LRO); + if (priv->header_split_enabled) + cmd.create_rx_queue.header_buffer_size = + cpu_to_be16(priv->header_buf_size); } return gve_adminq_issue_cmd(priv, &cmd); @@ -755,7 +777,9 @@ static void gve_enable_supported_features(struct gve_priv *priv, const struct gve_device_option_jumbo_frames *dev_op_jumbo_frames, const struct gve_device_option_dqo_qpl - *dev_op_dqo_qpl) + *dev_op_dqo_qpl, + const struct gve_device_option_buffer_sizes + *dev_op_buffer_sizes) { /* Before control reaches this point, the page-size-capped max MTU from * the gve_device_descriptor field has already been stored in @@ -779,10 +803,22 @@ static void gve_enable_supported_features(struct gve_priv *priv, if (priv->rx_pages_per_qpl == 0) priv->rx_pages_per_qpl = DQO_QPL_DEFAULT_RX_PAGES; } + + if (dev_op_buffer_sizes && + (supported_features_mask & GVE_SUP_BUFFER_SIZES_MASK)) { + priv->max_rx_buffer_size = + be16_to_cpu(dev_op_buffer_sizes->packet_buffer_size); + priv->header_buf_size = + be16_to_cpu(dev_op_buffer_sizes->header_buffer_size); + dev_info(&priv->pdev->dev, + "BUFFER SIZES device option enabled with max_rx_buffer_size of %u, header_buf_size of %u.\n", + priv->max_rx_buffer_size, priv->header_buf_size); + } } int gve_adminq_describe_device(struct gve_priv *priv) { + struct gve_device_option_buffer_sizes *dev_op_buffer_sizes = NULL; struct gve_device_option_jumbo_frames *dev_op_jumbo_frames = NULL; struct gve_device_option_gqi_rda *dev_op_gqi_rda = NULL; struct gve_device_option_gqi_qpl *dev_op_gqi_qpl = NULL; @@ -816,7 +852,8 @@ int gve_adminq_describe_device(struct gve_priv *priv) err = gve_process_device_options(priv, descriptor, &dev_op_gqi_rda, &dev_op_gqi_qpl, &dev_op_dqo_rda, &dev_op_jumbo_frames, - &dev_op_dqo_qpl); + &dev_op_dqo_qpl, + &dev_op_buffer_sizes); if (err) goto free_device_descriptor; @@ -885,7 +922,8 @@ int gve_adminq_describe_device(struct gve_priv *priv) priv->default_num_queues = be16_to_cpu(descriptor->default_num_queues); gve_enable_supported_features(priv, supported_features_mask, - dev_op_jumbo_frames, dev_op_dqo_qpl); + dev_op_jumbo_frames, dev_op_dqo_qpl, + dev_op_buffer_sizes); free_device_descriptor: dma_pool_free(priv->adminq_pool, descriptor, descriptor_bus); diff --git a/drivers/net/ethernet/google/gve/gve_adminq.h b/drivers/net/ethernet/google/gve/gve_adminq.h index 5865ccdccbd0..5ac972e45ff8 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.h +++ b/drivers/net/ethernet/google/gve/gve_adminq.h @@ -125,6 +125,15 @@ struct gve_device_option_jumbo_frames { static_assert(sizeof(struct gve_device_option_jumbo_frames) == 8); +struct gve_device_option_buffer_sizes { + /* GVE_SUP_BUFFER_SIZES_MASK bit should be set */ + __be32 supported_features_mask; + __be16 packet_buffer_size; + __be16 header_buffer_size; +}; + +static_assert(sizeof(struct gve_device_option_buffer_sizes) == 8); + /* Terminology: * * RDA - Raw DMA Addressing - Buffers associated with SKBs are directly DMA @@ -140,6 +149,7 @@ enum gve_dev_opt_id { GVE_DEV_OPT_ID_DQO_RDA = 0x4, GVE_DEV_OPT_ID_DQO_QPL = 0x7, GVE_DEV_OPT_ID_JUMBO_FRAMES = 0x8, + GVE_DEV_OPT_ID_BUFFER_SIZES = 0xa, }; enum gve_dev_opt_req_feat_mask { @@ -149,10 +159,12 @@ enum gve_dev_opt_req_feat_mask { GVE_DEV_OPT_REQ_FEAT_MASK_DQO_RDA = 0x0, GVE_DEV_OPT_REQ_FEAT_MASK_JUMBO_FRAMES = 0x0, GVE_DEV_OPT_REQ_FEAT_MASK_DQO_QPL = 0x0, + GVE_DEV_OPT_REQ_FEAT_MASK_BUFFER_SIZES = 0x0, }; enum gve_sup_feature_mask { GVE_SUP_JUMBO_FRAMES_MASK = 1 << 2, + GVE_SUP_BUFFER_SIZES_MASK = 1 << 4, }; #define GVE_DEV_OPT_LEN_GQI_RAW_ADDRESSING 0x0 @@ -165,6 +177,7 @@ enum gve_driver_capbility { gve_driver_capability_dqo_qpl = 2, /* reserved for future use */ gve_driver_capability_dqo_rda = 3, gve_driver_capability_alt_miss_compl = 4, + gve_driver_capability_flexible_buffer_size = 5, }; #define GVE_CAP1(a) BIT((int)a) @@ -176,7 +189,8 @@ enum gve_driver_capbility { (GVE_CAP1(gve_driver_capability_gqi_qpl) | \ GVE_CAP1(gve_driver_capability_gqi_rda) | \ GVE_CAP1(gve_driver_capability_dqo_rda) | \ - GVE_CAP1(gve_driver_capability_alt_miss_compl)) + GVE_CAP1(gve_driver_capability_alt_miss_compl) | \ + GVE_CAP1(gve_driver_capability_flexible_buffer_size)) #define GVE_DRIVER_CAPABILITY_FLAGS2 0x0 #define GVE_DRIVER_CAPABILITY_FLAGS3 0x0 @@ -260,7 +274,9 @@ struct gve_adminq_create_rx_queue { __be16 packet_buffer_size; __be16 rx_buff_ring_size; u8 enable_rsc; - u8 padding[5]; + u8 padding1; + __be16 header_buffer_size; + u8 padding2[2]; }; static_assert(sizeof(struct gve_adminq_create_rx_queue) == 56); diff --git a/drivers/net/ethernet/google/gve/gve_dqo.h b/drivers/net/ethernet/google/gve/gve_dqo.h index c36b93f0de15..b81584829c40 100644 --- a/drivers/net/ethernet/google/gve/gve_dqo.h +++ b/drivers/net/ethernet/google/gve/gve_dqo.h @@ -38,10 +38,18 @@ netdev_features_t gve_features_check_dqo(struct sk_buff *skb, netdev_features_t features); bool gve_tx_poll_dqo(struct gve_notify_block *block, bool do_clean); int gve_rx_poll_dqo(struct gve_notify_block *block, int budget); -int gve_tx_alloc_rings_dqo(struct gve_priv *priv); -void gve_tx_free_rings_dqo(struct gve_priv *priv); -int gve_rx_alloc_rings_dqo(struct gve_priv *priv); -void gve_rx_free_rings_dqo(struct gve_priv *priv); +int gve_tx_alloc_rings_dqo(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg); +void gve_tx_free_rings_dqo(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg); +void gve_tx_start_ring_dqo(struct gve_priv *priv, int idx); +void gve_tx_stop_ring_dqo(struct gve_priv *priv, int idx); +int gve_rx_alloc_rings_dqo(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg); +void gve_rx_free_rings_dqo(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg); +void gve_rx_start_ring_dqo(struct gve_priv *priv, int idx); +void gve_rx_stop_ring_dqo(struct gve_priv *priv, int idx); int gve_clean_tx_done_dqo(struct gve_priv *priv, struct gve_tx_ring *tx, struct napi_struct *napi); void gve_rx_post_buffers_dqo(struct gve_rx_ring *rx); @@ -93,4 +101,6 @@ gve_set_itr_coalesce_usecs_dqo(struct gve_priv *priv, gve_write_irq_doorbell_dqo(priv, block, gve_setup_itr_interval_dqo(usecs)); } + +int gve_napi_poll_dqo(struct napi_struct *napi, int budget); #endif /* _GVE_DQO_H_ */ diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c index e5397aa1e48f..9aebfb843d9d 100644 --- a/drivers/net/ethernet/google/gve/gve_ethtool.c +++ b/drivers/net/ethernet/google/gve/gve_ethtool.c @@ -4,7 +4,6 @@ * Copyright (C) 2015-2021 Google, Inc. */ -#include <linux/ethtool.h> #include <linux/rtnetlink.h> #include "gve.h" #include "gve_adminq.h" @@ -40,17 +39,18 @@ static u32 gve_get_msglevel(struct net_device *netdev) * as declared in enum xdp_action inside file uapi/linux/bpf.h . */ static const char gve_gstrings_main_stats[][ETH_GSTRING_LEN] = { - "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", - "rx_dropped", "tx_dropped", "tx_timeouts", + "rx_packets", "rx_hsplit_pkt", "tx_packets", "rx_bytes", + "tx_bytes", "rx_dropped", "tx_dropped", "tx_timeouts", "rx_skb_alloc_fail", "rx_buf_alloc_fail", "rx_desc_err_dropped_pkt", + "rx_hsplit_unsplit_pkt", "interface_up_cnt", "interface_down_cnt", "reset_cnt", "page_alloc_fail", "dma_mapping_error", "stats_report_trigger_cnt", }; static const char gve_gstrings_rx_stats[][ETH_GSTRING_LEN] = { - "rx_posted_desc[%u]", "rx_completed_desc[%u]", "rx_consumed_desc[%u]", "rx_bytes[%u]", - "rx_cont_packet_cnt[%u]", "rx_frag_flip_cnt[%u]", "rx_frag_copy_cnt[%u]", - "rx_frag_alloc_cnt[%u]", + "rx_posted_desc[%u]", "rx_completed_desc[%u]", "rx_consumed_desc[%u]", + "rx_bytes[%u]", "rx_hsplit_bytes[%u]", "rx_cont_packet_cnt[%u]", + "rx_frag_flip_cnt[%u]", "rx_frag_copy_cnt[%u]", "rx_frag_alloc_cnt[%u]", "rx_dropped_pkt[%u]", "rx_copybreak_pkt[%u]", "rx_copied_pkt[%u]", "rx_queue_drop_cnt[%u]", "rx_no_buffers_posted[%u]", "rx_drops_packet_over_mru[%u]", "rx_drops_invalid_checksum[%u]", @@ -154,11 +154,13 @@ static void gve_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { - u64 tmp_rx_pkts, tmp_rx_bytes, tmp_rx_skb_alloc_fail, - tmp_rx_buf_alloc_fail, tmp_rx_desc_err_dropped_pkt, + u64 tmp_rx_pkts, tmp_rx_hsplit_pkt, tmp_rx_bytes, tmp_rx_hsplit_bytes, + tmp_rx_skb_alloc_fail, tmp_rx_buf_alloc_fail, + tmp_rx_desc_err_dropped_pkt, tmp_rx_hsplit_unsplit_pkt, tmp_tx_pkts, tmp_tx_bytes; - u64 rx_buf_alloc_fail, rx_desc_err_dropped_pkt, rx_pkts, - rx_skb_alloc_fail, rx_bytes, tx_pkts, tx_bytes, tx_dropped; + u64 rx_buf_alloc_fail, rx_desc_err_dropped_pkt, rx_hsplit_unsplit_pkt, + rx_pkts, rx_hsplit_pkt, rx_skb_alloc_fail, rx_bytes, tx_pkts, tx_bytes, + tx_dropped; int stats_idx, base_stats_idx, max_stats_idx; struct stats *report_stats; int *rx_qid_to_stats_idx; @@ -185,8 +187,10 @@ gve_get_ethtool_stats(struct net_device *netdev, kfree(rx_qid_to_stats_idx); return; } - for (rx_pkts = 0, rx_bytes = 0, rx_skb_alloc_fail = 0, - rx_buf_alloc_fail = 0, rx_desc_err_dropped_pkt = 0, ring = 0; + for (rx_pkts = 0, rx_bytes = 0, rx_hsplit_pkt = 0, + rx_skb_alloc_fail = 0, rx_buf_alloc_fail = 0, + rx_desc_err_dropped_pkt = 0, rx_hsplit_unsplit_pkt = 0, + ring = 0; ring < priv->rx_cfg.num_queues; ring++) { if (priv->rx) { do { @@ -195,18 +199,23 @@ gve_get_ethtool_stats(struct net_device *netdev, start = u64_stats_fetch_begin(&priv->rx[ring].statss); tmp_rx_pkts = rx->rpackets; + tmp_rx_hsplit_pkt = rx->rx_hsplit_pkt; tmp_rx_bytes = rx->rbytes; tmp_rx_skb_alloc_fail = rx->rx_skb_alloc_fail; tmp_rx_buf_alloc_fail = rx->rx_buf_alloc_fail; tmp_rx_desc_err_dropped_pkt = rx->rx_desc_err_dropped_pkt; + tmp_rx_hsplit_unsplit_pkt = + rx->rx_hsplit_unsplit_pkt; } while (u64_stats_fetch_retry(&priv->rx[ring].statss, start)); rx_pkts += tmp_rx_pkts; + rx_hsplit_pkt += tmp_rx_hsplit_pkt; rx_bytes += tmp_rx_bytes; rx_skb_alloc_fail += tmp_rx_skb_alloc_fail; rx_buf_alloc_fail += tmp_rx_buf_alloc_fail; rx_desc_err_dropped_pkt += tmp_rx_desc_err_dropped_pkt; + rx_hsplit_unsplit_pkt += tmp_rx_hsplit_unsplit_pkt; } } for (tx_pkts = 0, tx_bytes = 0, tx_dropped = 0, ring = 0; @@ -227,6 +236,7 @@ gve_get_ethtool_stats(struct net_device *netdev, i = 0; data[i++] = rx_pkts; + data[i++] = rx_hsplit_pkt; data[i++] = tx_pkts; data[i++] = rx_bytes; data[i++] = tx_bytes; @@ -238,6 +248,7 @@ gve_get_ethtool_stats(struct net_device *netdev, data[i++] = rx_skb_alloc_fail; data[i++] = rx_buf_alloc_fail; data[i++] = rx_desc_err_dropped_pkt; + data[i++] = rx_hsplit_unsplit_pkt; data[i++] = priv->interface_up_cnt; data[i++] = priv->interface_down_cnt; data[i++] = priv->reset_cnt; @@ -277,6 +288,7 @@ gve_get_ethtool_stats(struct net_device *netdev, start = u64_stats_fetch_begin(&priv->rx[ring].statss); tmp_rx_bytes = rx->rbytes; + tmp_rx_hsplit_bytes = rx->rx_hsplit_bytes; tmp_rx_skb_alloc_fail = rx->rx_skb_alloc_fail; tmp_rx_buf_alloc_fail = rx->rx_buf_alloc_fail; tmp_rx_desc_err_dropped_pkt = @@ -284,6 +296,7 @@ gve_get_ethtool_stats(struct net_device *netdev, } while (u64_stats_fetch_retry(&priv->rx[ring].statss, start)); data[i++] = tmp_rx_bytes; + data[i++] = tmp_rx_hsplit_bytes; data[i++] = rx->rx_cont_packet_cnt; data[i++] = rx->rx_frag_flip_cnt; data[i++] = rx->rx_frag_copy_cnt; @@ -480,6 +493,29 @@ static void gve_get_ringparam(struct net_device *netdev, cmd->tx_max_pending = priv->tx_desc_cnt; cmd->rx_pending = priv->rx_desc_cnt; cmd->tx_pending = priv->tx_desc_cnt; + + if (!gve_header_split_supported(priv)) + kernel_cmd->tcp_data_split = ETHTOOL_TCP_DATA_SPLIT_UNKNOWN; + else if (priv->header_split_enabled) + kernel_cmd->tcp_data_split = ETHTOOL_TCP_DATA_SPLIT_ENABLED; + else + kernel_cmd->tcp_data_split = ETHTOOL_TCP_DATA_SPLIT_DISABLED; +} + +static int gve_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *cmd, + struct kernel_ethtool_ringparam *kernel_cmd, + struct netlink_ext_ack *extack) +{ + struct gve_priv *priv = netdev_priv(netdev); + + if (priv->tx_desc_cnt != cmd->tx_pending || + priv->rx_desc_cnt != cmd->rx_pending) { + dev_info(&priv->pdev->dev, "Modify ring size is not supported.\n"); + return -EOPNOTSUPP; + } + + return gve_set_hsplit_config(priv, kernel_cmd->tcp_data_split); } static int gve_user_reset(struct net_device *netdev, u32 *flags) @@ -655,6 +691,7 @@ static int gve_set_coalesce(struct net_device *netdev, const struct ethtool_ops gve_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS, + .supported_ring_params = ETHTOOL_RING_USE_TCP_DATA_SPLIT, .get_drvinfo = gve_get_drvinfo, .get_strings = gve_get_strings, .get_sset_count = gve_get_sset_count, @@ -667,6 +704,7 @@ const struct ethtool_ops gve_ethtool_ops = { .get_coalesce = gve_get_coalesce, .set_coalesce = gve_set_coalesce, .get_ringparam = gve_get_ringparam, + .set_ringparam = gve_set_ringparam, .reset = gve_user_reset, .get_tunable = gve_get_tunable, .set_tunable = gve_set_tunable, diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index 619bf63ec935..166bd827a6d7 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -22,6 +22,7 @@ #include "gve_dqo.h" #include "gve_adminq.h" #include "gve_register.h" +#include "gve_utils.h" #define GVE_DEFAULT_RX_COPYBREAK (256) @@ -252,7 +253,7 @@ static irqreturn_t gve_intr_dqo(int irq, void *arg) return IRQ_HANDLED; } -static int gve_napi_poll(struct napi_struct *napi, int budget) +int gve_napi_poll(struct napi_struct *napi, int budget) { struct gve_notify_block *block; __be32 __iomem *irq_doorbell; @@ -302,7 +303,7 @@ static int gve_napi_poll(struct napi_struct *napi, int budget) return work_done; } -static int gve_napi_poll_dqo(struct napi_struct *napi, int budget) +int gve_napi_poll_dqo(struct napi_struct *napi, int budget) { struct gve_notify_block *block = container_of(napi, struct gve_notify_block, napi); @@ -581,19 +582,59 @@ static void gve_teardown_device_resources(struct gve_priv *priv) gve_clear_device_resources_ok(priv); } -static void gve_add_napi(struct gve_priv *priv, int ntfy_idx, - int (*gve_poll)(struct napi_struct *, int)) +static int gve_unregister_qpl(struct gve_priv *priv, u32 i) { - struct gve_notify_block *block = &priv->ntfy_blocks[ntfy_idx]; + int err; + + err = gve_adminq_unregister_page_list(priv, priv->qpls[i].id); + if (err) { + netif_err(priv, drv, priv->dev, + "Failed to unregister queue page list %d\n", + priv->qpls[i].id); + return err; + } - netif_napi_add(priv->dev, &block->napi, gve_poll); + priv->num_registered_pages -= priv->qpls[i].num_entries; + return 0; } -static void gve_remove_napi(struct gve_priv *priv, int ntfy_idx) +static int gve_register_qpl(struct gve_priv *priv, u32 i) { - struct gve_notify_block *block = &priv->ntfy_blocks[ntfy_idx]; + int num_rx_qpls; + int pages; + int err; + + /* Rx QPLs succeed Tx QPLs in the priv->qpls array. */ + num_rx_qpls = gve_num_rx_qpls(&priv->rx_cfg, gve_is_qpl(priv)); + if (i >= gve_rx_start_qpl_id(&priv->tx_cfg) + num_rx_qpls) { + netif_err(priv, drv, priv->dev, + "Cannot register nonexisting QPL at index %d\n", i); + return -EINVAL; + } + + pages = priv->qpls[i].num_entries; + + if (pages + priv->num_registered_pages > priv->max_registered_pages) { + netif_err(priv, drv, priv->dev, + "Reached max number of registered pages %llu > %llu\n", + pages + priv->num_registered_pages, + priv->max_registered_pages); + return -EINVAL; + } + + err = gve_adminq_register_page_list(priv, &priv->qpls[i]); + if (err) { + netif_err(priv, drv, priv->dev, + "failed to register queue page list %d\n", + priv->qpls[i].id); + /* This failure will trigger a reset - no need to clean + * up + */ + return err; + } - netif_napi_del(&block->napi); + priv->num_registered_pages += pages; + return 0; } static int gve_register_xdp_qpls(struct gve_priv *priv) @@ -602,55 +643,41 @@ static int gve_register_xdp_qpls(struct gve_priv *priv) int err; int i; - start_id = gve_tx_qpl_id(priv, gve_xdp_tx_start_queue_id(priv)); + start_id = gve_xdp_tx_start_queue_id(priv); for (i = start_id; i < start_id + gve_num_xdp_qpls(priv); i++) { - err = gve_adminq_register_page_list(priv, &priv->qpls[i]); - if (err) { - netif_err(priv, drv, priv->dev, - "failed to register queue page list %d\n", - priv->qpls[i].id); - /* This failure will trigger a reset - no need to clean - * up - */ + err = gve_register_qpl(priv, i); + /* This failure will trigger a reset - no need to clean up */ + if (err) return err; - } } return 0; } static int gve_register_qpls(struct gve_priv *priv) { + int num_tx_qpls, num_rx_qpls; int start_id; int err; int i; - start_id = gve_tx_start_qpl_id(priv); - for (i = start_id; i < start_id + gve_num_tx_qpls(priv); i++) { - err = gve_adminq_register_page_list(priv, &priv->qpls[i]); - if (err) { - netif_err(priv, drv, priv->dev, - "failed to register queue page list %d\n", - priv->qpls[i].id); - /* This failure will trigger a reset - no need to clean - * up - */ + num_tx_qpls = gve_num_tx_qpls(&priv->tx_cfg, gve_num_xdp_qpls(priv), + gve_is_qpl(priv)); + num_rx_qpls = gve_num_rx_qpls(&priv->rx_cfg, gve_is_qpl(priv)); + + for (i = 0; i < num_tx_qpls; i++) { + err = gve_register_qpl(priv, i); + if (err) return err; - } } - start_id = gve_rx_start_qpl_id(priv); - for (i = start_id; i < start_id + gve_num_rx_qpls(priv); i++) { - err = gve_adminq_register_page_list(priv, &priv->qpls[i]); - if (err) { - netif_err(priv, drv, priv->dev, - "failed to register queue page list %d\n", - priv->qpls[i].id); - /* This failure will trigger a reset - no need to clean - * up - */ + /* there might be a gap between the tx and rx qpl ids */ + start_id = gve_rx_start_qpl_id(&priv->tx_cfg); + for (i = 0; i < num_rx_qpls; i++) { + err = gve_register_qpl(priv, start_id + i); + if (err) return err; - } } + return 0; } @@ -660,48 +687,40 @@ static int gve_unregister_xdp_qpls(struct gve_priv *priv) int err; int i; - start_id = gve_tx_qpl_id(priv, gve_xdp_tx_start_queue_id(priv)); + start_id = gve_xdp_tx_start_queue_id(priv); for (i = start_id; i < start_id + gve_num_xdp_qpls(priv); i++) { - err = gve_adminq_unregister_page_list(priv, priv->qpls[i].id); - /* This failure will trigger a reset - no need to clean up */ - if (err) { - netif_err(priv, drv, priv->dev, - "Failed to unregister queue page list %d\n", - priv->qpls[i].id); + err = gve_unregister_qpl(priv, i); + /* This failure will trigger a reset - no need to clean */ + if (err) return err; - } } return 0; } static int gve_unregister_qpls(struct gve_priv *priv) { + int num_tx_qpls, num_rx_qpls; int start_id; int err; int i; - start_id = gve_tx_start_qpl_id(priv); - for (i = start_id; i < start_id + gve_num_tx_qpls(priv); i++) { - err = gve_adminq_unregister_page_list(priv, priv->qpls[i].id); - /* This failure will trigger a reset - no need to clean up */ - if (err) { - netif_err(priv, drv, priv->dev, - "Failed to unregister queue page list %d\n", - priv->qpls[i].id); + num_tx_qpls = gve_num_tx_qpls(&priv->tx_cfg, gve_num_xdp_qpls(priv), + gve_is_qpl(priv)); + num_rx_qpls = gve_num_rx_qpls(&priv->rx_cfg, gve_is_qpl(priv)); + + for (i = 0; i < num_tx_qpls; i++) { + err = gve_unregister_qpl(priv, i); + /* This failure will trigger a reset - no need to clean */ + if (err) return err; - } } - start_id = gve_rx_start_qpl_id(priv); - for (i = start_id; i < start_id + gve_num_rx_qpls(priv); i++) { - err = gve_adminq_unregister_page_list(priv, priv->qpls[i].id); - /* This failure will trigger a reset - no need to clean up */ - if (err) { - netif_err(priv, drv, priv->dev, - "Failed to unregister queue page list %d\n", - priv->qpls[i].id); + start_id = gve_rx_start_qpl_id(&priv->tx_cfg); + for (i = 0; i < num_rx_qpls; i++) { + err = gve_unregister_qpl(priv, start_id + i); + /* This failure will trigger a reset - no need to clean */ + if (err) return err; - } } return 0; } @@ -776,120 +795,124 @@ static int gve_create_rings(struct gve_priv *priv) return 0; } -static void add_napi_init_xdp_sync_stats(struct gve_priv *priv, - int (*napi_poll)(struct napi_struct *napi, - int budget)) +static void init_xdp_sync_stats(struct gve_priv *priv) { int start_id = gve_xdp_tx_start_queue_id(priv); int i; - /* Add xdp tx napi & init sync stats*/ + /* Init stats */ for (i = start_id; i < start_id + priv->num_xdp_queues; i++) { int ntfy_idx = gve_tx_idx_to_ntfy(priv, i); u64_stats_init(&priv->tx[i].statss); priv->tx[i].ntfy_id = ntfy_idx; - gve_add_napi(priv, ntfy_idx, napi_poll); } } -static void add_napi_init_sync_stats(struct gve_priv *priv, - int (*napi_poll)(struct napi_struct *napi, - int budget)) +static void gve_init_sync_stats(struct gve_priv *priv) { int i; - /* Add tx napi & init sync stats*/ - for (i = 0; i < gve_num_tx_queues(priv); i++) { - int ntfy_idx = gve_tx_idx_to_ntfy(priv, i); - + for (i = 0; i < priv->tx_cfg.num_queues; i++) u64_stats_init(&priv->tx[i].statss); - priv->tx[i].ntfy_id = ntfy_idx; - gve_add_napi(priv, ntfy_idx, napi_poll); - } - /* Add rx napi & init sync stats*/ - for (i = 0; i < priv->rx_cfg.num_queues; i++) { - int ntfy_idx = gve_rx_idx_to_ntfy(priv, i); + /* Init stats for XDP TX queues */ + init_xdp_sync_stats(priv); + + for (i = 0; i < priv->rx_cfg.num_queues; i++) u64_stats_init(&priv->rx[i].statss); - priv->rx[i].ntfy_id = ntfy_idx; - gve_add_napi(priv, ntfy_idx, napi_poll); +} + +static void gve_tx_get_curr_alloc_cfg(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg) +{ + cfg->qcfg = &priv->tx_cfg; + cfg->raw_addressing = !gve_is_qpl(priv); + cfg->qpls = priv->qpls; + cfg->qpl_cfg = &priv->qpl_cfg; + cfg->ring_size = priv->tx_desc_cnt; + cfg->start_idx = 0; + cfg->num_rings = gve_num_tx_queues(priv); + cfg->tx = priv->tx; +} + +static void gve_tx_stop_rings(struct gve_priv *priv, int start_id, int num_rings) +{ + int i; + + if (!priv->tx) + return; + + for (i = start_id; i < start_id + num_rings; i++) { + if (gve_is_gqi(priv)) + gve_tx_stop_ring_gqi(priv, i); + else + gve_tx_stop_ring_dqo(priv, i); } } -static void gve_tx_free_rings(struct gve_priv *priv, int start_id, int num_rings) +static void gve_tx_start_rings(struct gve_priv *priv, int start_id, + int num_rings) { - if (gve_is_gqi(priv)) { - gve_tx_free_rings_gqi(priv, start_id, num_rings); - } else { - gve_tx_free_rings_dqo(priv); + int i; + + for (i = start_id; i < start_id + num_rings; i++) { + if (gve_is_gqi(priv)) + gve_tx_start_ring_gqi(priv, i); + else + gve_tx_start_ring_dqo(priv, i); } } static int gve_alloc_xdp_rings(struct gve_priv *priv) { - int start_id; + struct gve_tx_alloc_rings_cfg cfg = {0}; int err = 0; if (!priv->num_xdp_queues) return 0; - start_id = gve_xdp_tx_start_queue_id(priv); - err = gve_tx_alloc_rings(priv, start_id, priv->num_xdp_queues); + gve_tx_get_curr_alloc_cfg(priv, &cfg); + cfg.start_idx = gve_xdp_tx_start_queue_id(priv); + cfg.num_rings = priv->num_xdp_queues; + + err = gve_tx_alloc_rings_gqi(priv, &cfg); if (err) return err; - add_napi_init_xdp_sync_stats(priv, gve_napi_poll); + + gve_tx_start_rings(priv, cfg.start_idx, cfg.num_rings); + init_xdp_sync_stats(priv); return 0; } -static int gve_alloc_rings(struct gve_priv *priv) +static int gve_alloc_rings(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *tx_alloc_cfg, + struct gve_rx_alloc_rings_cfg *rx_alloc_cfg) { int err; - /* Setup tx rings */ - priv->tx = kvcalloc(priv->tx_cfg.max_queues, sizeof(*priv->tx), - GFP_KERNEL); - if (!priv->tx) - return -ENOMEM; - if (gve_is_gqi(priv)) - err = gve_tx_alloc_rings(priv, 0, gve_num_tx_queues(priv)); + err = gve_tx_alloc_rings_gqi(priv, tx_alloc_cfg); else - err = gve_tx_alloc_rings_dqo(priv); + err = gve_tx_alloc_rings_dqo(priv, tx_alloc_cfg); if (err) - goto free_tx; - - /* Setup rx rings */ - priv->rx = kvcalloc(priv->rx_cfg.max_queues, sizeof(*priv->rx), - GFP_KERNEL); - if (!priv->rx) { - err = -ENOMEM; - goto free_tx_queue; - } + return err; if (gve_is_gqi(priv)) - err = gve_rx_alloc_rings(priv); + err = gve_rx_alloc_rings_gqi(priv, rx_alloc_cfg); else - err = gve_rx_alloc_rings_dqo(priv); + err = gve_rx_alloc_rings_dqo(priv, rx_alloc_cfg); if (err) - goto free_rx; - - if (gve_is_gqi(priv)) - add_napi_init_sync_stats(priv, gve_napi_poll); - else - add_napi_init_sync_stats(priv, gve_napi_poll_dqo); + goto free_tx; return 0; -free_rx: - kvfree(priv->rx); - priv->rx = NULL; -free_tx_queue: - gve_tx_free_rings(priv, 0, gve_num_tx_queues(priv)); free_tx: - kvfree(priv->tx); - priv->tx = NULL; + if (gve_is_gqi(priv)) + gve_tx_free_rings_gqi(priv, tx_alloc_cfg); + else + gve_tx_free_rings_dqo(priv, tx_alloc_cfg); return err; } @@ -937,52 +960,30 @@ static int gve_destroy_rings(struct gve_priv *priv) return 0; } -static void gve_rx_free_rings(struct gve_priv *priv) -{ - if (gve_is_gqi(priv)) - gve_rx_free_rings_gqi(priv); - else - gve_rx_free_rings_dqo(priv); -} - static void gve_free_xdp_rings(struct gve_priv *priv) { - int ntfy_idx, start_id; - int i; + struct gve_tx_alloc_rings_cfg cfg = {0}; + + gve_tx_get_curr_alloc_cfg(priv, &cfg); + cfg.start_idx = gve_xdp_tx_start_queue_id(priv); + cfg.num_rings = priv->num_xdp_queues; - start_id = gve_xdp_tx_start_queue_id(priv); if (priv->tx) { - for (i = start_id; i < start_id + priv->num_xdp_queues; i++) { - ntfy_idx = gve_tx_idx_to_ntfy(priv, i); - gve_remove_napi(priv, ntfy_idx); - } - gve_tx_free_rings(priv, start_id, priv->num_xdp_queues); + gve_tx_stop_rings(priv, cfg.start_idx, cfg.num_rings); + gve_tx_free_rings_gqi(priv, &cfg); } } -static void gve_free_rings(struct gve_priv *priv) +static void gve_free_rings(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *tx_cfg, + struct gve_rx_alloc_rings_cfg *rx_cfg) { - int num_tx_queues = gve_num_tx_queues(priv); - int ntfy_idx; - int i; - - if (priv->tx) { - for (i = 0; i < num_tx_queues; i++) { - ntfy_idx = gve_tx_idx_to_ntfy(priv, i); - gve_remove_napi(priv, ntfy_idx); - } - gve_tx_free_rings(priv, 0, num_tx_queues); - kvfree(priv->tx); - priv->tx = NULL; - } - if (priv->rx) { - for (i = 0; i < priv->rx_cfg.num_queues; i++) { - ntfy_idx = gve_rx_idx_to_ntfy(priv, i); - gve_remove_napi(priv, ntfy_idx); - } - gve_rx_free_rings(priv); - kvfree(priv->rx); - priv->rx = NULL; + if (gve_is_gqi(priv)) { + gve_tx_free_rings_gqi(priv, tx_cfg); + gve_rx_free_rings_gqi(priv, rx_cfg); + } else { + gve_tx_free_rings_dqo(priv, tx_cfg); + gve_rx_free_rings_dqo(priv, rx_cfg); } } @@ -1004,21 +1005,13 @@ int gve_alloc_page(struct gve_priv *priv, struct device *dev, return 0; } -static int gve_alloc_queue_page_list(struct gve_priv *priv, u32 id, - int pages) +static int gve_alloc_queue_page_list(struct gve_priv *priv, + struct gve_queue_page_list *qpl, + u32 id, int pages) { - struct gve_queue_page_list *qpl = &priv->qpls[id]; int err; int i; - if (pages + priv->num_registered_pages > priv->max_registered_pages) { - netif_err(priv, drv, priv->dev, - "Reached max number of registered pages %llu > %llu\n", - pages + priv->num_registered_pages, - priv->max_registered_pages); - return -EINVAL; - } - qpl->id = id; qpl->num_entries = 0; qpl->pages = kvcalloc(pages, sizeof(*qpl->pages), GFP_KERNEL); @@ -1039,7 +1032,6 @@ static int gve_alloc_queue_page_list(struct gve_priv *priv, u32 id, return -ENOMEM; qpl->num_entries++; } - priv->num_registered_pages += pages; return 0; } @@ -1053,9 +1045,10 @@ void gve_free_page(struct device *dev, struct page *page, dma_addr_t dma, put_page(page); } -static void gve_free_queue_page_list(struct gve_priv *priv, u32 id) +static void gve_free_queue_page_list(struct gve_priv *priv, + struct gve_queue_page_list *qpl, + int id) { - struct gve_queue_page_list *qpl = &priv->qpls[id]; int i; if (!qpl->pages) @@ -1072,19 +1065,30 @@ static void gve_free_queue_page_list(struct gve_priv *priv, u32 id) free_pages: kvfree(qpl->pages); qpl->pages = NULL; - priv->num_registered_pages -= qpl->num_entries; } -static int gve_alloc_xdp_qpls(struct gve_priv *priv) +static void gve_free_n_qpls(struct gve_priv *priv, + struct gve_queue_page_list *qpls, + int start_id, + int num_qpls) +{ + int i; + + for (i = start_id; i < start_id + num_qpls; i++) + gve_free_queue_page_list(priv, &qpls[i], i); +} + +static int gve_alloc_n_qpls(struct gve_priv *priv, + struct gve_queue_page_list *qpls, + int page_count, + int start_id, + int num_qpls) { - int start_id; - int i, j; int err; + int i; - start_id = gve_tx_qpl_id(priv, gve_xdp_tx_start_queue_id(priv)); - for (i = start_id; i < start_id + gve_num_xdp_qpls(priv); i++) { - err = gve_alloc_queue_page_list(priv, i, - priv->tx_pages_per_qpl); + for (i = start_id; i < start_id + num_qpls; i++) { + err = gve_alloc_queue_page_list(priv, &qpls[i], i, page_count); if (err) goto free_qpls; } @@ -1092,95 +1096,89 @@ static int gve_alloc_xdp_qpls(struct gve_priv *priv) return 0; free_qpls: - for (j = start_id; j <= i; j++) - gve_free_queue_page_list(priv, j); + /* Must include the failing QPL too for gve_alloc_queue_page_list fails + * without cleaning up. + */ + gve_free_n_qpls(priv, qpls, start_id, i - start_id + 1); return err; } -static int gve_alloc_qpls(struct gve_priv *priv) +static int gve_alloc_qpls(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *cfg) { - int max_queues = priv->tx_cfg.max_queues + priv->rx_cfg.max_queues; + int max_queues = cfg->tx_cfg->max_queues + cfg->rx_cfg->max_queues; + int rx_start_id, tx_num_qpls, rx_num_qpls; + struct gve_queue_page_list *qpls; int page_count; - int start_id; - int i, j; int err; - if (!gve_is_qpl(priv)) + if (cfg->raw_addressing) return 0; - priv->qpls = kvcalloc(max_queues, sizeof(*priv->qpls), GFP_KERNEL); - if (!priv->qpls) + qpls = kvcalloc(max_queues, sizeof(*qpls), GFP_KERNEL); + if (!qpls) return -ENOMEM; - start_id = gve_tx_start_qpl_id(priv); - page_count = priv->tx_pages_per_qpl; - for (i = start_id; i < start_id + gve_num_tx_qpls(priv); i++) { - err = gve_alloc_queue_page_list(priv, i, - page_count); - if (err) - goto free_qpls; + cfg->qpl_cfg->qpl_map_size = BITS_TO_LONGS(max_queues) * + sizeof(unsigned long) * BITS_PER_BYTE; + cfg->qpl_cfg->qpl_id_map = kvcalloc(BITS_TO_LONGS(max_queues), + sizeof(unsigned long), GFP_KERNEL); + if (!cfg->qpl_cfg->qpl_id_map) { + err = -ENOMEM; + goto free_qpl_array; } - start_id = gve_rx_start_qpl_id(priv); + /* Allocate TX QPLs */ + page_count = priv->tx_pages_per_qpl; + tx_num_qpls = gve_num_tx_qpls(cfg->tx_cfg, cfg->num_xdp_queues, + gve_is_qpl(priv)); + err = gve_alloc_n_qpls(priv, qpls, page_count, 0, tx_num_qpls); + if (err) + goto free_qpl_map; + /* Allocate RX QPLs */ + rx_start_id = gve_rx_start_qpl_id(cfg->tx_cfg); /* For GQI_QPL number of pages allocated have 1:1 relationship with * number of descriptors. For DQO, number of pages required are * more than descriptors (because of out of order completions). */ - page_count = priv->queue_format == GVE_GQI_QPL_FORMAT ? - priv->rx_data_slot_cnt : priv->rx_pages_per_qpl; - for (i = start_id; i < start_id + gve_num_rx_qpls(priv); i++) { - err = gve_alloc_queue_page_list(priv, i, - page_count); - if (err) - goto free_qpls; - } - - priv->qpl_cfg.qpl_map_size = BITS_TO_LONGS(max_queues) * - sizeof(unsigned long) * BITS_PER_BYTE; - priv->qpl_cfg.qpl_id_map = kvcalloc(BITS_TO_LONGS(max_queues), - sizeof(unsigned long), GFP_KERNEL); - if (!priv->qpl_cfg.qpl_id_map) { - err = -ENOMEM; - goto free_qpls; - } + page_count = cfg->is_gqi ? priv->rx_data_slot_cnt : priv->rx_pages_per_qpl; + rx_num_qpls = gve_num_rx_qpls(cfg->rx_cfg, gve_is_qpl(priv)); + err = gve_alloc_n_qpls(priv, qpls, page_count, rx_start_id, rx_num_qpls); + if (err) + goto free_tx_qpls; + cfg->qpls = qpls; return 0; -free_qpls: - for (j = 0; j <= i; j++) - gve_free_queue_page_list(priv, j); - kvfree(priv->qpls); - priv->qpls = NULL; +free_tx_qpls: + gve_free_n_qpls(priv, qpls, 0, tx_num_qpls); +free_qpl_map: + kvfree(cfg->qpl_cfg->qpl_id_map); + cfg->qpl_cfg->qpl_id_map = NULL; +free_qpl_array: + kvfree(qpls); return err; } -static void gve_free_xdp_qpls(struct gve_priv *priv) -{ - int start_id; - int i; - - start_id = gve_tx_qpl_id(priv, gve_xdp_tx_start_queue_id(priv)); - for (i = start_id; i < start_id + gve_num_xdp_qpls(priv); i++) - gve_free_queue_page_list(priv, i); -} - -static void gve_free_qpls(struct gve_priv *priv) +static void gve_free_qpls(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *cfg) { - int max_queues = priv->tx_cfg.max_queues + priv->rx_cfg.max_queues; + int max_queues = cfg->tx_cfg->max_queues + cfg->rx_cfg->max_queues; + struct gve_queue_page_list *qpls = cfg->qpls; int i; - if (!priv->qpls) + if (!qpls) return; - kvfree(priv->qpl_cfg.qpl_id_map); - priv->qpl_cfg.qpl_id_map = NULL; + kvfree(cfg->qpl_cfg->qpl_id_map); + cfg->qpl_cfg->qpl_id_map = NULL; for (i = 0; i < max_queues; i++) - gve_free_queue_page_list(priv, i); + gve_free_queue_page_list(priv, &qpls[i], i); - kvfree(priv->qpls); - priv->qpls = NULL; + kvfree(qpls); + cfg->qpls = NULL; } /* Use this to schedule a reset when the device is capable of continuing @@ -1278,58 +1276,178 @@ static void gve_unreg_xdp_info(struct gve_priv *priv) static void gve_drain_page_cache(struct gve_priv *priv) { - struct page_frag_cache *nc; int i; - for (i = 0; i < priv->rx_cfg.num_queues; i++) { - nc = &priv->rx[i].page_cache; - if (nc->va) { - __page_frag_cache_drain(virt_to_page(nc->va), - nc->pagecnt_bias); - nc->va = NULL; - } + for (i = 0; i < priv->rx_cfg.num_queues; i++) + page_frag_cache_drain(&priv->rx[i].page_cache); +} + +static void gve_qpls_get_curr_alloc_cfg(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *cfg) +{ + cfg->raw_addressing = !gve_is_qpl(priv); + cfg->is_gqi = gve_is_gqi(priv); + cfg->num_xdp_queues = priv->num_xdp_queues; + cfg->qpl_cfg = &priv->qpl_cfg; + cfg->tx_cfg = &priv->tx_cfg; + cfg->rx_cfg = &priv->rx_cfg; + cfg->qpls = priv->qpls; +} + +static void gve_rx_get_curr_alloc_cfg(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg) +{ + cfg->qcfg = &priv->rx_cfg; + cfg->qcfg_tx = &priv->tx_cfg; + cfg->raw_addressing = !gve_is_qpl(priv); + cfg->enable_header_split = priv->header_split_enabled; + cfg->qpls = priv->qpls; + cfg->qpl_cfg = &priv->qpl_cfg; + cfg->ring_size = priv->rx_desc_cnt; + cfg->packet_buffer_size = gve_is_gqi(priv) ? + GVE_DEFAULT_RX_BUFFER_SIZE : + priv->data_buffer_size_dqo; + cfg->rx = priv->rx; +} + +static void gve_get_curr_alloc_cfgs(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *qpls_alloc_cfg, + struct gve_tx_alloc_rings_cfg *tx_alloc_cfg, + struct gve_rx_alloc_rings_cfg *rx_alloc_cfg) +{ + gve_qpls_get_curr_alloc_cfg(priv, qpls_alloc_cfg); + gve_tx_get_curr_alloc_cfg(priv, tx_alloc_cfg); + gve_rx_get_curr_alloc_cfg(priv, rx_alloc_cfg); +} + +static void gve_rx_start_rings(struct gve_priv *priv, int num_rings) +{ + int i; + + for (i = 0; i < num_rings; i++) { + if (gve_is_gqi(priv)) + gve_rx_start_ring_gqi(priv, i); + else + gve_rx_start_ring_dqo(priv, i); } } -static int gve_open(struct net_device *dev) +static void gve_rx_stop_rings(struct gve_priv *priv, int num_rings) { - struct gve_priv *priv = netdev_priv(dev); + int i; + + if (!priv->rx) + return; + + for (i = 0; i < num_rings; i++) { + if (gve_is_gqi(priv)) + gve_rx_stop_ring_gqi(priv, i); + else + gve_rx_stop_ring_dqo(priv, i); + } +} + +static void gve_queues_mem_free(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *qpls_alloc_cfg, + struct gve_tx_alloc_rings_cfg *tx_alloc_cfg, + struct gve_rx_alloc_rings_cfg *rx_alloc_cfg) +{ + gve_free_rings(priv, tx_alloc_cfg, rx_alloc_cfg); + gve_free_qpls(priv, qpls_alloc_cfg); +} + +static int gve_queues_mem_alloc(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *qpls_alloc_cfg, + struct gve_tx_alloc_rings_cfg *tx_alloc_cfg, + struct gve_rx_alloc_rings_cfg *rx_alloc_cfg) +{ + int err; + + err = gve_alloc_qpls(priv, qpls_alloc_cfg); + if (err) { + netif_err(priv, drv, priv->dev, "Failed to alloc QPLs\n"); + return err; + } + tx_alloc_cfg->qpls = qpls_alloc_cfg->qpls; + rx_alloc_cfg->qpls = qpls_alloc_cfg->qpls; + err = gve_alloc_rings(priv, tx_alloc_cfg, rx_alloc_cfg); + if (err) { + netif_err(priv, drv, priv->dev, "Failed to alloc rings\n"); + goto free_qpls; + } + + return 0; + +free_qpls: + gve_free_qpls(priv, qpls_alloc_cfg); + return err; +} + +static void gve_queues_mem_remove(struct gve_priv *priv) +{ + struct gve_tx_alloc_rings_cfg tx_alloc_cfg = {0}; + struct gve_rx_alloc_rings_cfg rx_alloc_cfg = {0}; + struct gve_qpls_alloc_cfg qpls_alloc_cfg = {0}; + + gve_get_curr_alloc_cfgs(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + gve_queues_mem_free(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + priv->qpls = NULL; + priv->tx = NULL; + priv->rx = NULL; +} + +/* The passed-in queue memory is stored into priv and the queues are made live. + * No memory is allocated. Passed-in memory is freed on errors. + */ +static int gve_queues_start(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *qpls_alloc_cfg, + struct gve_tx_alloc_rings_cfg *tx_alloc_cfg, + struct gve_rx_alloc_rings_cfg *rx_alloc_cfg) +{ + struct net_device *dev = priv->dev; int err; + /* Record new resources into priv */ + priv->qpls = qpls_alloc_cfg->qpls; + priv->tx = tx_alloc_cfg->tx; + priv->rx = rx_alloc_cfg->rx; + + /* Record new configs into priv */ + priv->qpl_cfg = *qpls_alloc_cfg->qpl_cfg; + priv->tx_cfg = *tx_alloc_cfg->qcfg; + priv->rx_cfg = *rx_alloc_cfg->qcfg; + priv->tx_desc_cnt = tx_alloc_cfg->ring_size; + priv->rx_desc_cnt = rx_alloc_cfg->ring_size; + if (priv->xdp_prog) priv->num_xdp_queues = priv->rx_cfg.num_queues; else priv->num_xdp_queues = 0; - err = gve_alloc_qpls(priv); - if (err) - return err; - - err = gve_alloc_rings(priv); - if (err) - goto free_qpls; + gve_tx_start_rings(priv, 0, tx_alloc_cfg->num_rings); + gve_rx_start_rings(priv, rx_alloc_cfg->qcfg->num_queues); + gve_init_sync_stats(priv); err = netif_set_real_num_tx_queues(dev, priv->tx_cfg.num_queues); if (err) - goto free_rings; + goto stop_and_free_rings; err = netif_set_real_num_rx_queues(dev, priv->rx_cfg.num_queues); if (err) - goto free_rings; + goto stop_and_free_rings; err = gve_reg_xdp_info(priv, dev); if (err) - goto free_rings; + goto stop_and_free_rings; err = gve_register_qpls(priv); if (err) goto reset; - if (!gve_is_gqi(priv)) { - /* Hard code this for now. This may be tuned in the future for - * performance. - */ - priv->data_buffer_size_dqo = GVE_DEFAULT_RX_BUFFER_SIZE; - } + priv->header_split_enabled = rx_alloc_cfg->enable_header_split; + priv->data_buffer_size_dqo = rx_alloc_cfg->packet_buffer_size; + err = gve_create_rings(priv); if (err) goto reset; @@ -1346,32 +1464,53 @@ static int gve_open(struct net_device *dev) priv->interface_up_cnt++; return 0; -free_rings: - gve_free_rings(priv); -free_qpls: - gve_free_qpls(priv); - return err; - reset: - /* This must have been called from a reset due to the rtnl lock - * so just return at this point. - */ if (gve_get_reset_in_progress(priv)) - return err; - /* Otherwise reset before returning */ + goto stop_and_free_rings; gve_reset_and_teardown(priv, true); /* if this fails there is nothing we can do so just ignore the return */ gve_reset_recovery(priv, false); /* return the original error */ return err; +stop_and_free_rings: + gve_tx_stop_rings(priv, 0, gve_num_tx_queues(priv)); + gve_rx_stop_rings(priv, priv->rx_cfg.num_queues); + gve_queues_mem_remove(priv); + return err; } -static int gve_close(struct net_device *dev) +static int gve_open(struct net_device *dev) { + struct gve_tx_alloc_rings_cfg tx_alloc_cfg = {0}; + struct gve_rx_alloc_rings_cfg rx_alloc_cfg = {0}; + struct gve_qpls_alloc_cfg qpls_alloc_cfg = {0}; struct gve_priv *priv = netdev_priv(dev); int err; - netif_carrier_off(dev); + gve_get_curr_alloc_cfgs(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + + err = gve_queues_mem_alloc(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + if (err) + return err; + + /* No need to free on error: ownership of resources is lost after + * calling gve_queues_start. + */ + err = gve_queues_start(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + if (err) + return err; + + return 0; +} + +static int gve_queues_stop(struct gve_priv *priv) +{ + int err; + + netif_carrier_off(priv->dev); if (gve_get_device_rings_ok(priv)) { gve_turndown(priv); gve_drain_page_cache(priv); @@ -1386,8 +1525,10 @@ static int gve_close(struct net_device *dev) del_timer_sync(&priv->stats_report_timer); gve_unreg_xdp_info(priv); - gve_free_rings(priv); - gve_free_qpls(priv); + + gve_tx_stop_rings(priv, 0, gve_num_tx_queues(priv)); + gve_rx_stop_rings(priv, priv->rx_cfg.num_queues); + priv->interface_down_cnt++; return 0; @@ -1402,10 +1543,26 @@ err: return gve_reset_recovery(priv, false); } +static int gve_close(struct net_device *dev) +{ + struct gve_priv *priv = netdev_priv(dev); + int err; + + err = gve_queues_stop(priv); + if (err) + return err; + + gve_queues_mem_remove(priv); + return 0; +} + static int gve_remove_xdp_queues(struct gve_priv *priv) { + int qpl_start_id; int err; + qpl_start_id = gve_xdp_tx_start_queue_id(priv); + err = gve_destroy_xdp_rings(priv); if (err) return err; @@ -1416,18 +1573,22 @@ static int gve_remove_xdp_queues(struct gve_priv *priv) gve_unreg_xdp_info(priv); gve_free_xdp_rings(priv); - gve_free_xdp_qpls(priv); + + gve_free_n_qpls(priv, priv->qpls, qpl_start_id, gve_num_xdp_qpls(priv)); priv->num_xdp_queues = 0; return 0; } static int gve_add_xdp_queues(struct gve_priv *priv) { + int start_id; int err; - priv->num_xdp_queues = priv->tx_cfg.num_queues; + priv->num_xdp_queues = priv->rx_cfg.num_queues; - err = gve_alloc_xdp_qpls(priv); + start_id = gve_xdp_tx_start_queue_id(priv); + err = gve_alloc_n_qpls(priv, priv->qpls, priv->tx_pages_per_qpl, + start_id, gve_num_xdp_qpls(priv)); if (err) goto err; @@ -1452,7 +1613,7 @@ static int gve_add_xdp_queues(struct gve_priv *priv) free_xdp_rings: gve_free_xdp_rings(priv); free_xdp_qpls: - gve_free_xdp_qpls(priv); + gve_free_n_qpls(priv, priv->qpls, start_id, gve_num_xdp_qpls(priv)); err: priv->num_xdp_queues = 0; return err; @@ -1702,42 +1863,87 @@ static int gve_xdp(struct net_device *dev, struct netdev_bpf *xdp) } } +static int gve_adjust_config(struct gve_priv *priv, + struct gve_qpls_alloc_cfg *qpls_alloc_cfg, + struct gve_tx_alloc_rings_cfg *tx_alloc_cfg, + struct gve_rx_alloc_rings_cfg *rx_alloc_cfg) +{ + int err; + + /* Allocate resources for the new confiugration */ + err = gve_queues_mem_alloc(priv, qpls_alloc_cfg, + tx_alloc_cfg, rx_alloc_cfg); + if (err) { + netif_err(priv, drv, priv->dev, + "Adjust config failed to alloc new queues"); + return err; + } + + /* Teardown the device and free existing resources */ + err = gve_close(priv->dev); + if (err) { + netif_err(priv, drv, priv->dev, + "Adjust config failed to close old queues"); + gve_queues_mem_free(priv, qpls_alloc_cfg, + tx_alloc_cfg, rx_alloc_cfg); + return err; + } + + /* Bring the device back up again with the new resources. */ + err = gve_queues_start(priv, qpls_alloc_cfg, + tx_alloc_cfg, rx_alloc_cfg); + if (err) { + netif_err(priv, drv, priv->dev, + "Adjust config failed to start new queues, !!! DISABLING ALL QUEUES !!!\n"); + /* No need to free on error: ownership of resources is lost after + * calling gve_queues_start. + */ + gve_turndown(priv); + return err; + } + + return 0; +} + int gve_adjust_queues(struct gve_priv *priv, struct gve_queue_config new_rx_config, struct gve_queue_config new_tx_config) { + struct gve_tx_alloc_rings_cfg tx_alloc_cfg = {0}; + struct gve_rx_alloc_rings_cfg rx_alloc_cfg = {0}; + struct gve_qpls_alloc_cfg qpls_alloc_cfg = {0}; + struct gve_qpl_config new_qpl_cfg; int err; - if (netif_carrier_ok(priv->dev)) { - /* To make this process as simple as possible we teardown the - * device, set the new configuration, and then bring the device - * up again. - */ - err = gve_close(priv->dev); - /* we have already tried to reset in close, - * just fail at this point - */ - if (err) - return err; - priv->tx_cfg = new_tx_config; - priv->rx_cfg = new_rx_config; + gve_get_curr_alloc_cfgs(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); - err = gve_open(priv->dev); - if (err) - goto err; + /* qpl_cfg is not read-only, it contains a map that gets updated as + * rings are allocated, which is why we cannot use the yet unreleased + * one in priv. + */ + qpls_alloc_cfg.qpl_cfg = &new_qpl_cfg; + tx_alloc_cfg.qpl_cfg = &new_qpl_cfg; + rx_alloc_cfg.qpl_cfg = &new_qpl_cfg; + + /* Relay the new config from ethtool */ + qpls_alloc_cfg.tx_cfg = &new_tx_config; + tx_alloc_cfg.qcfg = &new_tx_config; + rx_alloc_cfg.qcfg_tx = &new_tx_config; + qpls_alloc_cfg.rx_cfg = &new_rx_config; + rx_alloc_cfg.qcfg = &new_rx_config; + tx_alloc_cfg.num_rings = new_tx_config.num_queues; - return 0; + if (netif_carrier_ok(priv->dev)) { + err = gve_adjust_config(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + return err; } /* Set the config for the next up. */ priv->tx_cfg = new_tx_config; priv->rx_cfg = new_rx_config; return 0; -err: - netif_err(priv, drv, priv->dev, - "Adjust queues failed! !!! DISABLING ALL QUEUES !!!\n"); - gve_turndown(priv); - return err; } static void gve_turndown(struct gve_priv *priv) @@ -1853,40 +2059,91 @@ out: priv->tx_timeo_cnt++; } +u16 gve_get_pkt_buf_size(const struct gve_priv *priv, bool enable_hsplit) +{ + if (enable_hsplit && priv->max_rx_buffer_size >= GVE_MAX_RX_BUFFER_SIZE) + return GVE_MAX_RX_BUFFER_SIZE; + else + return GVE_DEFAULT_RX_BUFFER_SIZE; +} + +/* header-split is not supported on non-DQO_RDA yet even if device advertises it */ +bool gve_header_split_supported(const struct gve_priv *priv) +{ + return priv->header_buf_size && priv->queue_format == GVE_DQO_RDA_FORMAT; +} + +int gve_set_hsplit_config(struct gve_priv *priv, u8 tcp_data_split) +{ + struct gve_tx_alloc_rings_cfg tx_alloc_cfg = {0}; + struct gve_rx_alloc_rings_cfg rx_alloc_cfg = {0}; + struct gve_qpls_alloc_cfg qpls_alloc_cfg = {0}; + bool enable_hdr_split; + int err = 0; + + if (tcp_data_split == ETHTOOL_TCP_DATA_SPLIT_UNKNOWN) + return 0; + + if (!gve_header_split_supported(priv)) { + dev_err(&priv->pdev->dev, "Header-split not supported\n"); + return -EOPNOTSUPP; + } + + if (tcp_data_split == ETHTOOL_TCP_DATA_SPLIT_ENABLED) + enable_hdr_split = true; + else + enable_hdr_split = false; + + if (enable_hdr_split == priv->header_split_enabled) + return 0; + + gve_get_curr_alloc_cfgs(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + + rx_alloc_cfg.enable_header_split = enable_hdr_split; + rx_alloc_cfg.packet_buffer_size = gve_get_pkt_buf_size(priv, enable_hdr_split); + + if (netif_running(priv->dev)) + err = gve_adjust_config(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + return err; +} + static int gve_set_features(struct net_device *netdev, netdev_features_t features) { const netdev_features_t orig_features = netdev->features; + struct gve_tx_alloc_rings_cfg tx_alloc_cfg = {0}; + struct gve_rx_alloc_rings_cfg rx_alloc_cfg = {0}; + struct gve_qpls_alloc_cfg qpls_alloc_cfg = {0}; struct gve_priv *priv = netdev_priv(netdev); + struct gve_qpl_config new_qpl_cfg; int err; + gve_get_curr_alloc_cfgs(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + /* qpl_cfg is not read-only, it contains a map that gets updated as + * rings are allocated, which is why we cannot use the yet unreleased + * one in priv. + */ + qpls_alloc_cfg.qpl_cfg = &new_qpl_cfg; + tx_alloc_cfg.qpl_cfg = &new_qpl_cfg; + rx_alloc_cfg.qpl_cfg = &new_qpl_cfg; + if ((netdev->features & NETIF_F_LRO) != (features & NETIF_F_LRO)) { netdev->features ^= NETIF_F_LRO; if (netif_carrier_ok(netdev)) { - /* To make this process as simple as possible we - * teardown the device, set the new configuration, - * and then bring the device up again. - */ - err = gve_close(netdev); - /* We have already tried to reset in close, just fail - * at this point. - */ - if (err) - goto err; - - err = gve_open(netdev); - if (err) - goto err; + err = gve_adjust_config(priv, &qpls_alloc_cfg, + &tx_alloc_cfg, &rx_alloc_cfg); + if (err) { + /* Revert the change on error. */ + netdev->features = orig_features; + return err; + } } } return 0; -err: - /* Reverts the change on error. */ - netdev->features = orig_features; - netif_err(priv, drv, netdev, - "Set features failed! !!! DISABLING ALL QUEUES !!!\n"); - return err; } static const struct net_device_ops gve_netdev_ops = { @@ -2051,6 +2308,8 @@ static int gve_init_priv(struct gve_priv *priv, bool skip_describe_device) goto err; } + priv->num_registered_pages = 0; + if (skip_describe_device) goto setup_device; @@ -2080,7 +2339,6 @@ static int gve_init_priv(struct gve_priv *priv, bool skip_describe_device) if (!gve_is_gqi(priv)) netif_set_tso_max_size(priv->dev, GVE_DQO_TX_MAX); - priv->num_registered_pages = 0; priv->rx_copybreak = GVE_DEFAULT_RX_COPYBREAK; /* gvnic has one Notification Block per MSI-x vector, except for the * management vector @@ -2297,6 +2555,8 @@ static int gve_probe(struct pci_dev *pdev, const struct pci_device_id *ent) priv->service_task_flags = 0x0; priv->state_flags = 0x0; priv->ethtool_flags = 0x0; + priv->data_buffer_size_dqo = GVE_DEFAULT_RX_BUFFER_SIZE; + priv->max_rx_buffer_size = GVE_DEFAULT_RX_BUFFER_SIZE; gve_set_probe_in_progress(priv); priv->gve_wq = alloc_ordered_workqueue("gve", 0); diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c index 76615d47e055..20f5a9e7fae9 100644 --- a/drivers/net/ethernet/google/gve/gve_rx.c +++ b/drivers/net/ethernet/google/gve/gve_rx.c @@ -23,7 +23,9 @@ static void gve_rx_free_buffer(struct device *dev, gve_free_page(dev, page_info->page, dma, DMA_FROM_DEVICE); } -static void gve_rx_unfill_pages(struct gve_priv *priv, struct gve_rx_ring *rx) +static void gve_rx_unfill_pages(struct gve_priv *priv, + struct gve_rx_ring *rx, + struct gve_rx_alloc_rings_cfg *cfg) { u32 slots = rx->mask + 1; int i; @@ -36,7 +38,7 @@ static void gve_rx_unfill_pages(struct gve_priv *priv, struct gve_rx_ring *rx) for (i = 0; i < slots; i++) page_ref_sub(rx->data.page_info[i].page, rx->data.page_info[i].pagecnt_bias - 1); - gve_unassign_qpl(priv, rx->data.qpl->id); + gve_unassign_qpl(cfg->qpl_cfg, rx->data.qpl->id); rx->data.qpl = NULL; for (i = 0; i < rx->qpl_copy_pool_mask + 1; i++) { @@ -49,16 +51,26 @@ static void gve_rx_unfill_pages(struct gve_priv *priv, struct gve_rx_ring *rx) rx->data.page_info = NULL; } -static void gve_rx_free_ring(struct gve_priv *priv, int idx) +void gve_rx_stop_ring_gqi(struct gve_priv *priv, int idx) +{ + int ntfy_idx = gve_rx_idx_to_ntfy(priv, idx); + + if (!gve_rx_was_added_to_block(priv, idx)) + return; + + gve_remove_napi(priv, ntfy_idx); + gve_rx_remove_from_block(priv, idx); +} + +static void gve_rx_free_ring_gqi(struct gve_priv *priv, struct gve_rx_ring *rx, + struct gve_rx_alloc_rings_cfg *cfg) { - struct gve_rx_ring *rx = &priv->rx[idx]; struct device *dev = &priv->pdev->dev; u32 slots = rx->mask + 1; + int idx = rx->q_num; size_t bytes; - gve_rx_remove_from_block(priv, idx); - - bytes = sizeof(struct gve_rx_desc) * priv->rx_desc_cnt; + bytes = sizeof(struct gve_rx_desc) * cfg->ring_size; dma_free_coherent(dev, bytes, rx->desc.desc_ring, rx->desc.bus); rx->desc.desc_ring = NULL; @@ -66,7 +78,7 @@ static void gve_rx_free_ring(struct gve_priv *priv, int idx) rx->q_resources, rx->q_resources_bus); rx->q_resources = NULL; - gve_rx_unfill_pages(priv, rx); + gve_rx_unfill_pages(priv, rx, cfg); bytes = sizeof(*rx->data.data_ring) * slots; dma_free_coherent(dev, bytes, rx->data.data_ring, @@ -93,7 +105,8 @@ static void gve_setup_rx_buffer(struct gve_rx_slot_page_info *page_info, static int gve_rx_alloc_buffer(struct gve_priv *priv, struct device *dev, struct gve_rx_slot_page_info *page_info, - union gve_rx_data_slot *data_slot) + union gve_rx_data_slot *data_slot, + struct gve_rx_ring *rx) { struct page *page; dma_addr_t dma; @@ -101,14 +114,19 @@ static int gve_rx_alloc_buffer(struct gve_priv *priv, struct device *dev, err = gve_alloc_page(priv, dev, &page, &dma, DMA_FROM_DEVICE, GFP_ATOMIC); - if (err) + if (err) { + u64_stats_update_begin(&rx->statss); + rx->rx_buf_alloc_fail++; + u64_stats_update_end(&rx->statss); return err; + } gve_setup_rx_buffer(page_info, dma, page, &data_slot->addr); return 0; } -static int gve_prefill_rx_pages(struct gve_rx_ring *rx) +static int gve_rx_prefill_pages(struct gve_rx_ring *rx, + struct gve_rx_alloc_rings_cfg *cfg) { struct gve_priv *priv = rx->gve; u32 slots; @@ -127,7 +145,7 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx) return -ENOMEM; if (!rx->data.raw_addressing) { - rx->data.qpl = gve_assign_rx_qpl(priv, rx->q_num); + rx->data.qpl = gve_assign_rx_qpl(cfg, rx->q_num); if (!rx->data.qpl) { kvfree(rx->data.page_info); rx->data.page_info = NULL; @@ -143,8 +161,9 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx) &rx->data.data_ring[i].qpl_offset); continue; } - err = gve_rx_alloc_buffer(priv, &priv->pdev->dev, &rx->data.page_info[i], - &rx->data.data_ring[i]); + err = gve_rx_alloc_buffer(priv, &priv->pdev->dev, + &rx->data.page_info[i], + &rx->data.data_ring[i], rx); if (err) goto alloc_err_rda; } @@ -185,7 +204,7 @@ alloc_err_qpl: page_ref_sub(rx->data.page_info[i].page, rx->data.page_info[i].pagecnt_bias - 1); - gve_unassign_qpl(priv, rx->data.qpl->id); + gve_unassign_qpl(cfg->qpl_cfg, rx->data.qpl->id); rx->data.qpl = NULL; return err; @@ -207,13 +226,23 @@ static void gve_rx_ctx_clear(struct gve_rx_ctx *ctx) ctx->drop_pkt = false; } -static int gve_rx_alloc_ring(struct gve_priv *priv, int idx) +void gve_rx_start_ring_gqi(struct gve_priv *priv, int idx) +{ + int ntfy_idx = gve_rx_idx_to_ntfy(priv, idx); + + gve_rx_add_to_block(priv, idx); + gve_add_napi(priv, ntfy_idx, gve_napi_poll); +} + +static int gve_rx_alloc_ring_gqi(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg, + struct gve_rx_ring *rx, + int idx) { - struct gve_rx_ring *rx = &priv->rx[idx]; struct device *hdev = &priv->pdev->dev; + u32 slots = priv->rx_data_slot_cnt; int filled_pages; size_t bytes; - u32 slots; int err; netif_dbg(priv, drv, priv->dev, "allocating rx ring\n"); @@ -223,9 +252,8 @@ static int gve_rx_alloc_ring(struct gve_priv *priv, int idx) rx->gve = priv; rx->q_num = idx; - slots = priv->rx_data_slot_cnt; rx->mask = slots - 1; - rx->data.raw_addressing = priv->queue_format == GVE_GQI_RDA_FORMAT; + rx->data.raw_addressing = cfg->raw_addressing; /* alloc rx data ring */ bytes = sizeof(*rx->data.data_ring) * slots; @@ -246,7 +274,7 @@ static int gve_rx_alloc_ring(struct gve_priv *priv, int idx) goto abort_with_slots; } - filled_pages = gve_prefill_rx_pages(rx); + filled_pages = gve_rx_prefill_pages(rx, cfg); if (filled_pages < 0) { err = -ENOMEM; goto abort_with_copy_pool; @@ -269,7 +297,7 @@ static int gve_rx_alloc_ring(struct gve_priv *priv, int idx) (unsigned long)rx->data.data_bus); /* alloc rx desc ring */ - bytes = sizeof(struct gve_rx_desc) * priv->rx_desc_cnt; + bytes = sizeof(struct gve_rx_desc) * cfg->ring_size; rx->desc.desc_ring = dma_alloc_coherent(hdev, bytes, &rx->desc.bus, GFP_KERNEL); if (!rx->desc.desc_ring) { @@ -277,15 +305,11 @@ static int gve_rx_alloc_ring(struct gve_priv *priv, int idx) goto abort_with_q_resources; } rx->cnt = 0; - rx->db_threshold = priv->rx_desc_cnt / 2; + rx->db_threshold = slots / 2; rx->desc.seqno = 1; - /* Allocating half-page buffers allows page-flipping which is faster - * than copying or allocating new pages. - */ rx->packet_buffer_size = GVE_DEFAULT_RX_BUFFER_SIZE; gve_rx_ctx_clear(&rx->ctx); - gve_rx_add_to_block(priv, idx); return 0; @@ -294,7 +318,7 @@ abort_with_q_resources: rx->q_resources, rx->q_resources_bus); rx->q_resources = NULL; abort_filled: - gve_rx_unfill_pages(priv, rx); + gve_rx_unfill_pages(priv, rx, cfg); abort_with_copy_pool: kvfree(rx->qpl_copy_pool); rx->qpl_copy_pool = NULL; @@ -306,36 +330,58 @@ abort_with_slots: return err; } -int gve_rx_alloc_rings(struct gve_priv *priv) +int gve_rx_alloc_rings_gqi(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg) { + struct gve_rx_ring *rx; int err = 0; - int i; + int i, j; + + if (!cfg->raw_addressing && !cfg->qpls) { + netif_err(priv, drv, priv->dev, + "Cannot alloc QPL ring before allocing QPLs\n"); + return -EINVAL; + } - for (i = 0; i < priv->rx_cfg.num_queues; i++) { - err = gve_rx_alloc_ring(priv, i); + rx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_rx_ring), + GFP_KERNEL); + if (!rx) + return -ENOMEM; + + for (i = 0; i < cfg->qcfg->num_queues; i++) { + err = gve_rx_alloc_ring_gqi(priv, cfg, &rx[i], i); if (err) { netif_err(priv, drv, priv->dev, "Failed to alloc rx ring=%d: err=%d\n", i, err); - break; + goto cleanup; } } - /* Unallocate if there was an error */ - if (err) { - int j; - for (j = 0; j < i; j++) - gve_rx_free_ring(priv, j); - } + cfg->rx = rx; + return 0; + +cleanup: + for (j = 0; j < i; j++) + gve_rx_free_ring_gqi(priv, &rx[j], cfg); + kvfree(rx); return err; } -void gve_rx_free_rings_gqi(struct gve_priv *priv) +void gve_rx_free_rings_gqi(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg) { + struct gve_rx_ring *rx = cfg->rx; int i; - for (i = 0; i < priv->rx_cfg.num_queues; i++) - gve_rx_free_ring(priv, i); + if (!rx) + return; + + for (i = 0; i < cfg->qcfg->num_queues; i++) + gve_rx_free_ring_gqi(priv, &rx[i], cfg); + + kvfree(rx); + cfg->rx = NULL; } void gve_rx_write_doorbell(struct gve_priv *priv, struct gve_rx_ring *rx) @@ -896,10 +942,7 @@ static bool gve_rx_refill_buffers(struct gve_priv *priv, struct gve_rx_ring *rx) gve_rx_free_buffer(dev, page_info, data_slot); page_info->page = NULL; if (gve_rx_alloc_buffer(priv, dev, page_info, - data_slot)) { - u64_stats_update_begin(&rx->statss); - rx->rx_buf_alloc_fail++; - u64_stats_update_end(&rx->statss); + data_slot, rx)) { break; } } diff --git a/drivers/net/ethernet/google/gve/gve_rx_dqo.c b/drivers/net/ethernet/google/gve/gve_rx_dqo.c index f281e42a7ef9..8e8071308aeb 100644 --- a/drivers/net/ethernet/google/gve/gve_rx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_rx_dqo.c @@ -199,20 +199,42 @@ static int gve_alloc_page_dqo(struct gve_rx_ring *rx, return 0; } -static void gve_rx_free_ring_dqo(struct gve_priv *priv, int idx) +static void gve_rx_free_hdr_bufs(struct gve_priv *priv, struct gve_rx_ring *rx) +{ + struct device *hdev = &priv->pdev->dev; + int buf_count = rx->dqo.bufq.mask + 1; + + if (rx->dqo.hdr_bufs.data) { + dma_free_coherent(hdev, priv->header_buf_size * buf_count, + rx->dqo.hdr_bufs.data, rx->dqo.hdr_bufs.addr); + rx->dqo.hdr_bufs.data = NULL; + } +} + +void gve_rx_stop_ring_dqo(struct gve_priv *priv, int idx) +{ + int ntfy_idx = gve_rx_idx_to_ntfy(priv, idx); + + if (!gve_rx_was_added_to_block(priv, idx)) + return; + + gve_remove_napi(priv, ntfy_idx); + gve_rx_remove_from_block(priv, idx); +} + +static void gve_rx_free_ring_dqo(struct gve_priv *priv, struct gve_rx_ring *rx, + struct gve_rx_alloc_rings_cfg *cfg) { - struct gve_rx_ring *rx = &priv->rx[idx]; struct device *hdev = &priv->pdev->dev; size_t completion_queue_slots; size_t buffer_queue_slots; + int idx = rx->q_num; size_t size; int i; completion_queue_slots = rx->dqo.complq.mask + 1; buffer_queue_slots = rx->dqo.bufq.mask + 1; - gve_rx_remove_from_block(priv, idx); - if (rx->q_resources) { dma_free_coherent(hdev, sizeof(*rx->q_resources), rx->q_resources, rx->q_resources_bus); @@ -226,7 +248,7 @@ static void gve_rx_free_ring_dqo(struct gve_priv *priv, int idx) gve_free_page_dqo(priv, bs, !rx->dqo.qpl); } if (rx->dqo.qpl) { - gve_unassign_qpl(priv, rx->dqo.qpl->id); + gve_unassign_qpl(cfg->qpl_cfg, rx->dqo.qpl->id); rx->dqo.qpl = NULL; } @@ -248,20 +270,44 @@ static void gve_rx_free_ring_dqo(struct gve_priv *priv, int idx) kvfree(rx->dqo.buf_states); rx->dqo.buf_states = NULL; + gve_rx_free_hdr_bufs(priv, rx); + netif_dbg(priv, drv, priv->dev, "freed rx ring %d\n", idx); } -static int gve_rx_alloc_ring_dqo(struct gve_priv *priv, int idx) +static int gve_rx_alloc_hdr_bufs(struct gve_priv *priv, struct gve_rx_ring *rx) +{ + struct device *hdev = &priv->pdev->dev; + int buf_count = rx->dqo.bufq.mask + 1; + + rx->dqo.hdr_bufs.data = dma_alloc_coherent(hdev, priv->header_buf_size * buf_count, + &rx->dqo.hdr_bufs.addr, GFP_KERNEL); + if (!rx->dqo.hdr_bufs.data) + return -ENOMEM; + + return 0; +} + +void gve_rx_start_ring_dqo(struct gve_priv *priv, int idx) +{ + int ntfy_idx = gve_rx_idx_to_ntfy(priv, idx); + + gve_rx_add_to_block(priv, idx); + gve_add_napi(priv, ntfy_idx, gve_napi_poll_dqo); +} + +static int gve_rx_alloc_ring_dqo(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg, + struct gve_rx_ring *rx, + int idx) { - struct gve_rx_ring *rx = &priv->rx[idx]; struct device *hdev = &priv->pdev->dev; size_t size; int i; - const u32 buffer_queue_slots = - priv->queue_format == GVE_DQO_RDA_FORMAT ? - priv->options_dqo_rda.rx_buff_ring_entries : priv->rx_desc_cnt; - const u32 completion_queue_slots = priv->rx_desc_cnt; + const u32 buffer_queue_slots = cfg->raw_addressing ? + priv->options_dqo_rda.rx_buff_ring_entries : cfg->ring_size; + const u32 completion_queue_slots = cfg->ring_size; netif_dbg(priv, drv, priv->dev, "allocating rx ring DQO\n"); @@ -274,7 +320,7 @@ static int gve_rx_alloc_ring_dqo(struct gve_priv *priv, int idx) rx->ctx.skb_head = NULL; rx->ctx.skb_tail = NULL; - rx->dqo.num_buf_states = priv->queue_format == GVE_DQO_RDA_FORMAT ? + rx->dqo.num_buf_states = cfg->raw_addressing ? min_t(s16, S16_MAX, buffer_queue_slots * 4) : priv->rx_pages_per_qpl; rx->dqo.buf_states = kvcalloc(rx->dqo.num_buf_states, @@ -283,6 +329,11 @@ static int gve_rx_alloc_ring_dqo(struct gve_priv *priv, int idx) if (!rx->dqo.buf_states) return -ENOMEM; + /* Allocate header buffers for header-split */ + if (cfg->enable_header_split) + if (gve_rx_alloc_hdr_bufs(priv, rx)) + goto err; + /* Set up linked list of buffer IDs */ for (i = 0; i < rx->dqo.num_buf_states - 1; i++) rx->dqo.buf_states[i].next = i + 1; @@ -308,8 +359,8 @@ static int gve_rx_alloc_ring_dqo(struct gve_priv *priv, int idx) if (!rx->dqo.bufq.desc_ring) goto err; - if (priv->queue_format != GVE_DQO_RDA_FORMAT) { - rx->dqo.qpl = gve_assign_rx_qpl(priv, rx->q_num); + if (!cfg->raw_addressing) { + rx->dqo.qpl = gve_assign_rx_qpl(cfg, rx->q_num); if (!rx->dqo.qpl) goto err; rx->dqo.next_qpl_page_idx = 0; @@ -320,12 +371,10 @@ static int gve_rx_alloc_ring_dqo(struct gve_priv *priv, int idx) if (!rx->q_resources) goto err; - gve_rx_add_to_block(priv, idx); - return 0; err: - gve_rx_free_ring_dqo(priv, idx); + gve_rx_free_ring_dqo(priv, rx, cfg); return -ENOMEM; } @@ -337,13 +386,26 @@ void gve_rx_write_doorbell_dqo(const struct gve_priv *priv, int queue_idx) iowrite32(rx->dqo.bufq.tail, &priv->db_bar2[index]); } -int gve_rx_alloc_rings_dqo(struct gve_priv *priv) +int gve_rx_alloc_rings_dqo(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg) { - int err = 0; + struct gve_rx_ring *rx; + int err; int i; - for (i = 0; i < priv->rx_cfg.num_queues; i++) { - err = gve_rx_alloc_ring_dqo(priv, i); + if (!cfg->raw_addressing && !cfg->qpls) { + netif_err(priv, drv, priv->dev, + "Cannot alloc QPL ring before allocing QPLs\n"); + return -EINVAL; + } + + rx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_rx_ring), + GFP_KERNEL); + if (!rx) + return -ENOMEM; + + for (i = 0; i < cfg->qcfg->num_queues; i++) { + err = gve_rx_alloc_ring_dqo(priv, cfg, &rx[i], i); if (err) { netif_err(priv, drv, priv->dev, "Failed to alloc rx ring=%d: err=%d\n", @@ -352,21 +414,30 @@ int gve_rx_alloc_rings_dqo(struct gve_priv *priv) } } + cfg->rx = rx; return 0; err: for (i--; i >= 0; i--) - gve_rx_free_ring_dqo(priv, i); - + gve_rx_free_ring_dqo(priv, &rx[i], cfg); + kvfree(rx); return err; } -void gve_rx_free_rings_dqo(struct gve_priv *priv) +void gve_rx_free_rings_dqo(struct gve_priv *priv, + struct gve_rx_alloc_rings_cfg *cfg) { + struct gve_rx_ring *rx = cfg->rx; int i; - for (i = 0; i < priv->rx_cfg.num_queues; i++) - gve_rx_free_ring_dqo(priv, i); + if (!rx) + return; + + for (i = 0; i < cfg->qcfg->num_queues; i++) + gve_rx_free_ring_dqo(priv, &rx[i], cfg); + + kvfree(rx); + cfg->rx = NULL; } void gve_rx_post_buffers_dqo(struct gve_rx_ring *rx) @@ -404,6 +475,10 @@ void gve_rx_post_buffers_dqo(struct gve_rx_ring *rx) desc->buf_id = cpu_to_le16(buf_state - rx->dqo.buf_states); desc->buf_addr = cpu_to_le64(buf_state->addr + buf_state->page_info.page_offset); + if (rx->dqo.hdr_bufs.data) + desc->header_buf_addr = + cpu_to_le64(rx->dqo.hdr_bufs.addr + + priv->header_buf_size * bufq->tail); bufq->tail = (bufq->tail + 1) & bufq->mask; complq->num_free_slots--; @@ -419,7 +494,7 @@ void gve_rx_post_buffers_dqo(struct gve_rx_ring *rx) static void gve_try_recycle_buf(struct gve_priv *priv, struct gve_rx_ring *rx, struct gve_rx_buf_state_dqo *buf_state) { - const int data_buffer_size = priv->data_buffer_size_dqo; + const u16 data_buffer_size = priv->data_buffer_size_dqo; int pagecount; /* Can't reuse if we only fit one buffer per page */ @@ -606,13 +681,16 @@ static int gve_rx_append_frags(struct napi_struct *napi, */ static int gve_rx_dqo(struct napi_struct *napi, struct gve_rx_ring *rx, const struct gve_rx_compl_desc_dqo *compl_desc, - int queue_idx) + u32 desc_idx, int queue_idx) { const u16 buffer_id = le16_to_cpu(compl_desc->buf_id); + const bool hbo = compl_desc->header_buffer_overflow; const bool eop = compl_desc->end_of_packet != 0; + const bool hsplit = compl_desc->split_header; struct gve_rx_buf_state_dqo *buf_state; struct gve_priv *priv = rx->gve; u16 buf_len; + u16 hdr_len; if (unlikely(buffer_id >= rx->dqo.num_buf_states)) { net_err_ratelimited("%s: Invalid RX buffer_id=%u\n", @@ -633,12 +711,35 @@ static int gve_rx_dqo(struct napi_struct *napi, struct gve_rx_ring *rx, } buf_len = compl_desc->packet_len; + hdr_len = compl_desc->header_len; /* Page might have not been used for awhile and was likely last written * by a different thread. */ prefetch(buf_state->page_info.page); + /* Copy the header into the skb in the case of header split */ + if (hsplit) { + int unsplit = 0; + + if (hdr_len && !hbo) { + rx->ctx.skb_head = gve_rx_copy_data(priv->dev, napi, + rx->dqo.hdr_bufs.data + + desc_idx * priv->header_buf_size, + hdr_len); + if (unlikely(!rx->ctx.skb_head)) + goto error; + rx->ctx.skb_tail = rx->ctx.skb_head; + } else { + unsplit = 1; + } + u64_stats_update_begin(&rx->statss); + rx->rx_hsplit_pkt++; + rx->rx_hsplit_unsplit_pkt += unsplit; + rx->rx_hsplit_bytes += hdr_len; + u64_stats_update_end(&rx->statss); + } + /* Sync the portion of dma buffer for CPU to read. */ dma_sync_single_range_for_cpu(&priv->pdev->dev, buf_state->addr, buf_state->page_info.page_offset, @@ -781,7 +882,7 @@ int gve_rx_poll_dqo(struct gve_notify_block *block, int budget) /* Do not read data until we own the descriptor */ dma_rmb(); - err = gve_rx_dqo(napi, rx, compl_desc, rx->q_num); + err = gve_rx_dqo(napi, rx, compl_desc, complq->head, rx->q_num); if (err < 0) { gve_rx_free_skb(rx); u64_stats_update_begin(&rx->statss); diff --git a/drivers/net/ethernet/google/gve/gve_tx.c b/drivers/net/ethernet/google/gve/gve_tx.c index 07ba124780df..4b9853adc113 100644 --- a/drivers/net/ethernet/google/gve/gve_tx.c +++ b/drivers/net/ethernet/google/gve/gve_tx.c @@ -196,29 +196,36 @@ static int gve_clean_xdp_done(struct gve_priv *priv, struct gve_tx_ring *tx, static int gve_clean_tx_done(struct gve_priv *priv, struct gve_tx_ring *tx, u32 to_do, bool try_to_wake); -static void gve_tx_free_ring(struct gve_priv *priv, int idx) +void gve_tx_stop_ring_gqi(struct gve_priv *priv, int idx) { + int ntfy_idx = gve_tx_idx_to_ntfy(priv, idx); struct gve_tx_ring *tx = &priv->tx[idx]; + + if (!gve_tx_was_added_to_block(priv, idx)) + return; + + gve_remove_napi(priv, ntfy_idx); + gve_clean_tx_done(priv, tx, priv->tx_desc_cnt, false); + netdev_tx_reset_queue(tx->netdev_txq); + gve_tx_remove_from_block(priv, idx); +} + +static void gve_tx_free_ring_gqi(struct gve_priv *priv, struct gve_tx_ring *tx, + struct gve_tx_alloc_rings_cfg *cfg) +{ struct device *hdev = &priv->pdev->dev; + int idx = tx->q_num; size_t bytes; u32 slots; - gve_tx_remove_from_block(priv, idx); slots = tx->mask + 1; - if (tx->q_num < priv->tx_cfg.num_queues) { - gve_clean_tx_done(priv, tx, priv->tx_desc_cnt, false); - netdev_tx_reset_queue(tx->netdev_txq); - } else { - gve_clean_xdp_done(priv, tx, priv->tx_desc_cnt); - } - dma_free_coherent(hdev, sizeof(*tx->q_resources), tx->q_resources, tx->q_resources_bus); tx->q_resources = NULL; if (!tx->raw_addressing) { gve_tx_fifo_release(priv, &tx->tx_fifo); - gve_unassign_qpl(priv, tx->tx_fifo.qpl->id); + gve_unassign_qpl(cfg->qpl_cfg, tx->tx_fifo.qpl->id); tx->tx_fifo.qpl = NULL; } @@ -232,11 +239,23 @@ static void gve_tx_free_ring(struct gve_priv *priv, int idx) netif_dbg(priv, drv, priv->dev, "freed tx queue %d\n", idx); } -static int gve_tx_alloc_ring(struct gve_priv *priv, int idx) +void gve_tx_start_ring_gqi(struct gve_priv *priv, int idx) { + int ntfy_idx = gve_tx_idx_to_ntfy(priv, idx); struct gve_tx_ring *tx = &priv->tx[idx]; + + gve_tx_add_to_block(priv, idx); + + tx->netdev_txq = netdev_get_tx_queue(priv->dev, idx); + gve_add_napi(priv, ntfy_idx, gve_napi_poll); +} + +static int gve_tx_alloc_ring_gqi(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg, + struct gve_tx_ring *tx, + int idx) +{ struct device *hdev = &priv->pdev->dev; - u32 slots = priv->tx_desc_cnt; size_t bytes; /* Make sure everything is zeroed to start */ @@ -245,23 +264,23 @@ static int gve_tx_alloc_ring(struct gve_priv *priv, int idx) spin_lock_init(&tx->xdp_lock); tx->q_num = idx; - tx->mask = slots - 1; + tx->mask = cfg->ring_size - 1; /* alloc metadata */ - tx->info = vcalloc(slots, sizeof(*tx->info)); + tx->info = vcalloc(cfg->ring_size, sizeof(*tx->info)); if (!tx->info) return -ENOMEM; /* alloc tx queue */ - bytes = sizeof(*tx->desc) * slots; + bytes = sizeof(*tx->desc) * cfg->ring_size; tx->desc = dma_alloc_coherent(hdev, bytes, &tx->bus, GFP_KERNEL); if (!tx->desc) goto abort_with_info; - tx->raw_addressing = priv->queue_format == GVE_GQI_RDA_FORMAT; - tx->dev = &priv->pdev->dev; + tx->raw_addressing = cfg->raw_addressing; + tx->dev = hdev; if (!tx->raw_addressing) { - tx->tx_fifo.qpl = gve_assign_tx_qpl(priv, idx); + tx->tx_fifo.qpl = gve_assign_tx_qpl(cfg, idx); if (!tx->tx_fifo.qpl) goto abort_with_desc; /* map Tx FIFO */ @@ -277,12 +296,6 @@ static int gve_tx_alloc_ring(struct gve_priv *priv, int idx) if (!tx->q_resources) goto abort_with_fifo; - netif_dbg(priv, drv, priv->dev, "tx[%d]->bus=%lx\n", idx, - (unsigned long)tx->bus); - if (idx < priv->tx_cfg.num_queues) - tx->netdev_txq = netdev_get_tx_queue(priv->dev, idx); - gve_tx_add_to_block(priv, idx); - return 0; abort_with_fifo: @@ -290,7 +303,7 @@ abort_with_fifo: gve_tx_fifo_release(priv, &tx->tx_fifo); abort_with_qpl: if (!tx->raw_addressing) - gve_unassign_qpl(priv, tx->tx_fifo.qpl->id); + gve_unassign_qpl(cfg->qpl_cfg, tx->tx_fifo.qpl->id); abort_with_desc: dma_free_coherent(hdev, bytes, tx->desc, tx->bus); tx->desc = NULL; @@ -300,36 +313,73 @@ abort_with_info: return -ENOMEM; } -int gve_tx_alloc_rings(struct gve_priv *priv, int start_id, int num_rings) +int gve_tx_alloc_rings_gqi(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg) { + struct gve_tx_ring *tx = cfg->tx; int err = 0; - int i; + int i, j; + + if (!cfg->raw_addressing && !cfg->qpls) { + netif_err(priv, drv, priv->dev, + "Cannot alloc QPL ring before allocing QPLs\n"); + return -EINVAL; + } + + if (cfg->start_idx + cfg->num_rings > cfg->qcfg->max_queues) { + netif_err(priv, drv, priv->dev, + "Cannot alloc more than the max num of Tx rings\n"); + return -EINVAL; + } + + if (cfg->start_idx == 0) { + tx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_tx_ring), + GFP_KERNEL); + if (!tx) + return -ENOMEM; + } else if (!tx) { + netif_err(priv, drv, priv->dev, + "Cannot alloc tx rings from a nonzero start idx without tx array\n"); + return -EINVAL; + } - for (i = start_id; i < start_id + num_rings; i++) { - err = gve_tx_alloc_ring(priv, i); + for (i = cfg->start_idx; i < cfg->start_idx + cfg->num_rings; i++) { + err = gve_tx_alloc_ring_gqi(priv, cfg, &tx[i], i); if (err) { netif_err(priv, drv, priv->dev, "Failed to alloc tx ring=%d: err=%d\n", i, err); - break; + goto cleanup; } } - /* Unallocate if there was an error */ - if (err) { - int j; - for (j = start_id; j < i; j++) - gve_tx_free_ring(priv, j); - } + cfg->tx = tx; + return 0; + +cleanup: + for (j = 0; j < i; j++) + gve_tx_free_ring_gqi(priv, &tx[j], cfg); + if (cfg->start_idx == 0) + kvfree(tx); return err; } -void gve_tx_free_rings_gqi(struct gve_priv *priv, int start_id, int num_rings) +void gve_tx_free_rings_gqi(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg) { + struct gve_tx_ring *tx = cfg->tx; int i; - for (i = start_id; i < start_id + num_rings; i++) - gve_tx_free_ring(priv, i); + if (!tx) + return; + + for (i = cfg->start_idx; i < cfg->start_idx + cfg->num_rings; i++) + gve_tx_free_ring_gqi(priv, &tx[i], cfg); + + if (cfg->start_idx == 0) { + kvfree(tx); + cfg->tx = NULL; + } } /* gve_tx_avail - Calculates the number of slots available in the ring diff --git a/drivers/net/ethernet/google/gve/gve_tx_dqo.c b/drivers/net/ethernet/google/gve/gve_tx_dqo.c index f59c4710f118..bc34b6cd3a3e 100644 --- a/drivers/net/ethernet/google/gve/gve_tx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_tx_dqo.c @@ -188,13 +188,27 @@ static void gve_tx_clean_pending_packets(struct gve_tx_ring *tx) } } -static void gve_tx_free_ring_dqo(struct gve_priv *priv, int idx) +void gve_tx_stop_ring_dqo(struct gve_priv *priv, int idx) { + int ntfy_idx = gve_tx_idx_to_ntfy(priv, idx); struct gve_tx_ring *tx = &priv->tx[idx]; - struct device *hdev = &priv->pdev->dev; - size_t bytes; + if (!gve_tx_was_added_to_block(priv, idx)) + return; + + gve_remove_napi(priv, ntfy_idx); + gve_clean_tx_done_dqo(priv, tx, /*napi=*/NULL); + netdev_tx_reset_queue(tx->netdev_txq); + gve_tx_clean_pending_packets(tx); gve_tx_remove_from_block(priv, idx); +} + +static void gve_tx_free_ring_dqo(struct gve_priv *priv, struct gve_tx_ring *tx, + struct gve_tx_alloc_rings_cfg *cfg) +{ + struct device *hdev = &priv->pdev->dev; + int idx = tx->q_num; + size_t bytes; if (tx->q_resources) { dma_free_coherent(hdev, sizeof(*tx->q_resources), @@ -223,7 +237,7 @@ static void gve_tx_free_ring_dqo(struct gve_priv *priv, int idx) tx->dqo.tx_qpl_buf_next = NULL; if (tx->dqo.qpl) { - gve_unassign_qpl(priv, tx->dqo.qpl->id); + gve_unassign_qpl(cfg->qpl_cfg, tx->dqo.qpl->id); tx->dqo.qpl = NULL; } @@ -253,9 +267,22 @@ static int gve_tx_qpl_buf_init(struct gve_tx_ring *tx) return 0; } -static int gve_tx_alloc_ring_dqo(struct gve_priv *priv, int idx) +void gve_tx_start_ring_dqo(struct gve_priv *priv, int idx) { + int ntfy_idx = gve_tx_idx_to_ntfy(priv, idx); struct gve_tx_ring *tx = &priv->tx[idx]; + + gve_tx_add_to_block(priv, idx); + + tx->netdev_txq = netdev_get_tx_queue(priv->dev, idx); + gve_add_napi(priv, ntfy_idx, gve_napi_poll_dqo); +} + +static int gve_tx_alloc_ring_dqo(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg, + struct gve_tx_ring *tx, + int idx) +{ struct device *hdev = &priv->pdev->dev; int num_pending_packets; size_t bytes; @@ -263,12 +290,11 @@ static int gve_tx_alloc_ring_dqo(struct gve_priv *priv, int idx) memset(tx, 0, sizeof(*tx)); tx->q_num = idx; - tx->dev = &priv->pdev->dev; - tx->netdev_txq = netdev_get_tx_queue(priv->dev, idx); + tx->dev = hdev; atomic_set_release(&tx->dqo_compl.hw_tx_head, 0); /* Queue sizes must be a power of 2 */ - tx->mask = priv->tx_desc_cnt - 1; + tx->mask = cfg->ring_size - 1; tx->dqo.complq_mask = priv->queue_format == GVE_DQO_RDA_FORMAT ? priv->options_dqo_rda.tx_comp_ring_entries - 1 : tx->mask; @@ -327,8 +353,8 @@ static int gve_tx_alloc_ring_dqo(struct gve_priv *priv, int idx) if (!tx->q_resources) goto err; - if (gve_is_qpl(priv)) { - tx->dqo.qpl = gve_assign_tx_qpl(priv, idx); + if (!cfg->raw_addressing) { + tx->dqo.qpl = gve_assign_tx_qpl(cfg, idx); if (!tx->dqo.qpl) goto err; @@ -336,22 +362,45 @@ static int gve_tx_alloc_ring_dqo(struct gve_priv *priv, int idx) goto err; } - gve_tx_add_to_block(priv, idx); - return 0; err: - gve_tx_free_ring_dqo(priv, idx); + gve_tx_free_ring_dqo(priv, tx, cfg); return -ENOMEM; } -int gve_tx_alloc_rings_dqo(struct gve_priv *priv) +int gve_tx_alloc_rings_dqo(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg) { + struct gve_tx_ring *tx = cfg->tx; int err = 0; - int i; + int i, j; - for (i = 0; i < priv->tx_cfg.num_queues; i++) { - err = gve_tx_alloc_ring_dqo(priv, i); + if (!cfg->raw_addressing && !cfg->qpls) { + netif_err(priv, drv, priv->dev, + "Cannot alloc QPL ring before allocing QPLs\n"); + return -EINVAL; + } + + if (cfg->start_idx + cfg->num_rings > cfg->qcfg->max_queues) { + netif_err(priv, drv, priv->dev, + "Cannot alloc more than the max num of Tx rings\n"); + return -EINVAL; + } + + if (cfg->start_idx == 0) { + tx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_tx_ring), + GFP_KERNEL); + if (!tx) + return -ENOMEM; + } else if (!tx) { + netif_err(priv, drv, priv->dev, + "Cannot alloc tx rings from a nonzero start idx without tx array\n"); + return -EINVAL; + } + + for (i = cfg->start_idx; i < cfg->start_idx + cfg->num_rings; i++) { + err = gve_tx_alloc_ring_dqo(priv, cfg, &tx[i], i); if (err) { netif_err(priv, drv, priv->dev, "Failed to alloc tx ring=%d: err=%d\n", @@ -360,27 +409,32 @@ int gve_tx_alloc_rings_dqo(struct gve_priv *priv) } } + cfg->tx = tx; return 0; err: - for (i--; i >= 0; i--) - gve_tx_free_ring_dqo(priv, i); - + for (j = 0; j < i; j++) + gve_tx_free_ring_dqo(priv, &tx[j], cfg); + if (cfg->start_idx == 0) + kvfree(tx); return err; } -void gve_tx_free_rings_dqo(struct gve_priv *priv) +void gve_tx_free_rings_dqo(struct gve_priv *priv, + struct gve_tx_alloc_rings_cfg *cfg) { + struct gve_tx_ring *tx = cfg->tx; int i; - for (i = 0; i < priv->tx_cfg.num_queues; i++) { - struct gve_tx_ring *tx = &priv->tx[i]; + if (!tx) + return; - gve_clean_tx_done_dqo(priv, tx, /*napi=*/NULL); - netdev_tx_reset_queue(tx->netdev_txq); - gve_tx_clean_pending_packets(tx); + for (i = cfg->start_idx; i < cfg->start_idx + cfg->num_rings; i++) + gve_tx_free_ring_dqo(priv, &tx[i], cfg); - gve_tx_free_ring_dqo(priv, i); + if (cfg->start_idx == 0) { + kvfree(tx); + cfg->tx = NULL; } } diff --git a/drivers/net/ethernet/google/gve/gve_utils.c b/drivers/net/ethernet/google/gve/gve_utils.c index 26e08d753270..2349750075a5 100644 --- a/drivers/net/ethernet/google/gve/gve_utils.c +++ b/drivers/net/ethernet/google/gve/gve_utils.c @@ -8,6 +8,14 @@ #include "gve_adminq.h" #include "gve_utils.h" +bool gve_tx_was_added_to_block(struct gve_priv *priv, int queue_idx) +{ + struct gve_notify_block *block = + &priv->ntfy_blocks[gve_tx_idx_to_ntfy(priv, queue_idx)]; + + return block->tx != NULL; +} + void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx) { struct gve_notify_block *block = @@ -30,6 +38,14 @@ void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx) queue_idx); } +bool gve_rx_was_added_to_block(struct gve_priv *priv, int queue_idx) +{ + struct gve_notify_block *block = + &priv->ntfy_blocks[gve_rx_idx_to_ntfy(priv, queue_idx)]; + + return block->rx != NULL; +} + void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx) { struct gve_notify_block *block = @@ -48,11 +64,9 @@ void gve_rx_add_to_block(struct gve_priv *priv, int queue_idx) rx->ntfy_id = ntfy_idx; } -struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi, - struct gve_rx_slot_page_info *page_info, u16 len) +struct sk_buff *gve_rx_copy_data(struct net_device *dev, struct napi_struct *napi, + u8 *data, u16 len) { - void *va = page_info->page_address + page_info->page_offset + - page_info->pad; struct sk_buff *skb; skb = napi_alloc_skb(napi, len); @@ -60,12 +74,21 @@ struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi, return NULL; __skb_put(skb, len); - skb_copy_to_linear_data_offset(skb, 0, va, len); + skb_copy_to_linear_data_offset(skb, 0, data, len); skb->protocol = eth_type_trans(skb, dev); return skb; } +struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi, + struct gve_rx_slot_page_info *page_info, u16 len) +{ + void *va = page_info->page_address + page_info->page_offset + + page_info->pad; + + return gve_rx_copy_data(dev, napi, va, len); +} + void gve_dec_pagecnt_bias(struct gve_rx_slot_page_info *page_info) { page_info->pagecnt_bias--; @@ -81,3 +104,18 @@ void gve_dec_pagecnt_bias(struct gve_rx_slot_page_info *page_info) page_ref_add(page_info->page, INT_MAX - pagecount); } } + +void gve_add_napi(struct gve_priv *priv, int ntfy_idx, + int (*gve_poll)(struct napi_struct *, int)) +{ + struct gve_notify_block *block = &priv->ntfy_blocks[ntfy_idx]; + + netif_napi_add(priv->dev, &block->napi, gve_poll); +} + +void gve_remove_napi(struct gve_priv *priv, int ntfy_idx) +{ + struct gve_notify_block *block = &priv->ntfy_blocks[ntfy_idx]; + + netif_napi_del(&block->napi); +} diff --git a/drivers/net/ethernet/google/gve/gve_utils.h b/drivers/net/ethernet/google/gve/gve_utils.h index 324fd98a6112..bf2e9a0adb36 100644 --- a/drivers/net/ethernet/google/gve/gve_utils.h +++ b/drivers/net/ethernet/google/gve/gve_utils.h @@ -11,17 +11,25 @@ #include "gve.h" +bool gve_tx_was_added_to_block(struct gve_priv *priv, int queue_idx); void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx); void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx); +bool gve_rx_was_added_to_block(struct gve_priv *priv, int queue_idx); void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx); void gve_rx_add_to_block(struct gve_priv *priv, int queue_idx); +struct sk_buff *gve_rx_copy_data(struct net_device *dev, struct napi_struct *napi, + u8 *data, u16 len); + struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi, struct gve_rx_slot_page_info *page_info, u16 len); /* Decrement pagecnt_bias. Set it back to INT_MAX if it reached zero. */ void gve_dec_pagecnt_bias(struct gve_rx_slot_page_info *page_info); +void gve_add_napi(struct gve_priv *priv, int ntfy_idx, + int (*gve_poll)(struct napi_struct *, int)); +void gve_remove_napi(struct gve_priv *priv, int ntfy_idx); #endif /* _GVE_UTILS_H */ diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index 8a1027ad340d..d4293f76d69d 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -12,7 +12,9 @@ #define cls_to_ae_dev(dev) container_of(dev, struct hnae_ae_dev, cls_dev) -static struct class *hnae_class; +static const struct class hnae_class = { + .name = "hnae", +}; static void hnae_list_add(spinlock_t *lock, struct list_head *node, struct list_head *head) @@ -111,7 +113,7 @@ static struct hnae_ae_dev *find_ae(const struct fwnode_handle *fwnode) WARN_ON(!fwnode); - dev = class_find_device(hnae_class, NULL, fwnode, __ae_match); + dev = class_find_device(&hnae_class, NULL, fwnode, __ae_match); return dev ? cls_to_ae_dev(dev) : NULL; } @@ -415,7 +417,7 @@ int hnae_ae_register(struct hnae_ae_dev *hdev, struct module *owner) hdev->owner = owner; hdev->id = (int)atomic_inc_return(&id); hdev->cls_dev.parent = hdev->dev; - hdev->cls_dev.class = hnae_class; + hdev->cls_dev.class = &hnae_class; hdev->cls_dev.release = hnae_release; (void)dev_set_name(&hdev->cls_dev, "hnae%d", hdev->id); ret = device_register(&hdev->cls_dev); @@ -448,13 +450,12 @@ EXPORT_SYMBOL(hnae_ae_unregister); static int __init hnae_init(void) { - hnae_class = class_create("hnae"); - return PTR_ERR_OR_ZERO(hnae_class); + return class_register(&hnae_class); } static void __exit hnae_exit(void) { - class_destroy(hnae_class); + class_unregister(&hnae_class); } subsys_initcall(hnae_init); diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index d7e175a9cb49..f19f1e1d1f9f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -388,6 +388,7 @@ struct hnae3_dev_specs { u16 mc_mac_size; u32 mac_stats_num; u8 tnl_num; + u8 hilink_version; }; struct hnae3_client_ops { @@ -819,6 +820,7 @@ struct hnae3_tc_info { u8 max_tc; /* Total number of TCs */ u8 num_tc; /* Total number of enabled TCs */ bool mqprio_active; + bool mqprio_destroy; bool dcb_ets_active; }; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c index d92ad6082d8e..652d71326231 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c @@ -351,7 +351,7 @@ static int hclge_comm_cmd_csq_done(struct hclge_comm_hw *hw) static u32 hclge_get_cmdq_tx_timeout(u16 opcode, u32 tx_timeout) { static const struct hclge_cmdq_tx_timeout_map cmdq_tx_timeout_map[] = { - {HCLGE_OPC_CFG_RST_TRIGGER, HCLGE_COMM_CMDQ_TX_TIMEOUT_500MS}, + {HCLGE_OPC_CFG_RST_TRIGGER, HCLGE_COMM_CMDQ_CFG_RST_TIMEOUT}, }; u32 i; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h index 533c19d25e4f..552396518e08 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h @@ -55,7 +55,7 @@ #define HCLGE_COMM_NIC_CMQ_DESC_NUM_S 3 #define HCLGE_COMM_NIC_CMQ_DESC_NUM 1024 #define HCLGE_COMM_CMDQ_TX_TIMEOUT_DEFAULT 30000 -#define HCLGE_COMM_CMDQ_TX_TIMEOUT_500MS 500000 +#define HCLGE_COMM_CMDQ_CFG_RST_TIMEOUT 1000000 enum hclge_opcode_type { /* Generic commands */ diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.c b/drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.c index 3b6dbf158b98..f72dc0cee30e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.c @@ -76,7 +76,7 @@ static int hns3_dcbnl_ieee_delapp(struct net_device *ndev, struct dcb_app *app) if (hns3_nic_resetting(ndev)) return -EBUSY; - if (h->kinfo.dcb_ops->ieee_setapp) + if (h->kinfo.dcb_ops->ieee_delapp) return h->kinfo.dcb_ops->ieee_delapp(h, app); return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index c083d1d10767..807eb3bbb11c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -1097,6 +1097,8 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) *pos += scnprintf(buf + *pos, len - *pos, "TX timeout threshold: %d seconds\n", dev->watchdog_timeo / HZ); + *pos += scnprintf(buf + *pos, len - *pos, "Hilink Version: %u\n", + dev_specs->hilink_version); } static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index f1695c889d3a..19668a8d22f7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2473,9 +2473,9 @@ static netdev_features_t hns3_features_check(struct sk_buff *skb, return features; if (skb->encapsulation) - len = skb_inner_transport_header(skb) - skb->data; + len = skb_inner_transport_offset(skb); else - len = skb_transport_header(skb) - skb->data; + len = skb_transport_offset(skb); /* Assume L4 is 60 byte as TCP is the only protocol with a * a flexible value, and it's max len is 60 bytes. diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h index 4d15eb73b972..9bb708fa42f2 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h @@ -828,7 +828,8 @@ struct hclge_dev_specs_1_cmd { __le16 mc_mac_size; u8 rsv1[6]; u8 tnl_num; - u8 rsv2[5]; + u8 hilink_version; + u8 rsv2[4]; }; /* mac speed type defined in firmware command */ diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c index b98301e205f7..eabbacb1c714 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c @@ -619,6 +619,8 @@ static int hclge_setup_tc(struct hnae3_handle *h, return ret; } + kinfo->tc_info.mqprio_destroy = !tc; + ret = hclge_notify_down_uinit(hdev); if (ret) return ret; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 5ea9e59569ef..b4afb66efe5c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -645,8 +645,12 @@ static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset) handle->flags |= HNAE3_SUPPORT_APP_LOOPBACK; } - count += 1; - handle->flags |= HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK; + if (hdev->ae_dev->dev_specs.hilink_version != + HCLGE_HILINK_H60) { + count += 1; + handle->flags |= HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK; + } + count += 1; handle->flags |= HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK; count += 1; @@ -884,7 +888,7 @@ static const struct hclge_speed_bit_map speed_bit_map[] = { {HCLGE_MAC_SPEED_40G, HCLGE_SUPPORT_40G_BIT}, {HCLGE_MAC_SPEED_50G, HCLGE_SUPPORT_50G_BITS}, {HCLGE_MAC_SPEED_100G, HCLGE_SUPPORT_100G_BITS}, - {HCLGE_MAC_SPEED_200G, HCLGE_SUPPORT_200G_BIT}, + {HCLGE_MAC_SPEED_200G, HCLGE_SUPPORT_200G_BITS}, }; static int hclge_get_speed_bit(u32 speed, u32 *speed_bit) @@ -940,7 +944,7 @@ static void hclge_update_fec_support(struct hclge_mac *mac) mac->supported); } -static const struct hclge_link_mode_bmap hclge_sr_link_mode_bmap[8] = { +static const struct hclge_link_mode_bmap hclge_sr_link_mode_bmap[] = { {HCLGE_SUPPORT_10G_BIT, ETHTOOL_LINK_MODE_10000baseSR_Full_BIT}, {HCLGE_SUPPORT_25G_BIT, ETHTOOL_LINK_MODE_25000baseSR_Full_BIT}, {HCLGE_SUPPORT_40G_BIT, ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT}, @@ -948,10 +952,12 @@ static const struct hclge_link_mode_bmap hclge_sr_link_mode_bmap[8] = { {HCLGE_SUPPORT_50G_R1_BIT, ETHTOOL_LINK_MODE_50000baseSR_Full_BIT}, {HCLGE_SUPPORT_100G_R4_BIT, ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT}, {HCLGE_SUPPORT_100G_R2_BIT, ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT}, - {HCLGE_SUPPORT_200G_BIT, ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_EXT_BIT, + ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_BIT, ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT}, }; -static const struct hclge_link_mode_bmap hclge_lr_link_mode_bmap[6] = { +static const struct hclge_link_mode_bmap hclge_lr_link_mode_bmap[] = { {HCLGE_SUPPORT_10G_BIT, ETHTOOL_LINK_MODE_10000baseLR_Full_BIT}, {HCLGE_SUPPORT_40G_BIT, ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT}, {HCLGE_SUPPORT_50G_R1_BIT, ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT}, @@ -959,11 +965,13 @@ static const struct hclge_link_mode_bmap hclge_lr_link_mode_bmap[6] = { ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT}, {HCLGE_SUPPORT_100G_R2_BIT, ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT}, - {HCLGE_SUPPORT_200G_BIT, + {HCLGE_SUPPORT_200G_R4_EXT_BIT, + ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_BIT, ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT}, }; -static const struct hclge_link_mode_bmap hclge_cr_link_mode_bmap[8] = { +static const struct hclge_link_mode_bmap hclge_cr_link_mode_bmap[] = { {HCLGE_SUPPORT_10G_BIT, ETHTOOL_LINK_MODE_10000baseCR_Full_BIT}, {HCLGE_SUPPORT_25G_BIT, ETHTOOL_LINK_MODE_25000baseCR_Full_BIT}, {HCLGE_SUPPORT_40G_BIT, ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT}, @@ -971,10 +979,12 @@ static const struct hclge_link_mode_bmap hclge_cr_link_mode_bmap[8] = { {HCLGE_SUPPORT_50G_R1_BIT, ETHTOOL_LINK_MODE_50000baseCR_Full_BIT}, {HCLGE_SUPPORT_100G_R4_BIT, ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT}, {HCLGE_SUPPORT_100G_R2_BIT, ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT}, - {HCLGE_SUPPORT_200G_BIT, ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_EXT_BIT, + ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_BIT, ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT}, }; -static const struct hclge_link_mode_bmap hclge_kr_link_mode_bmap[9] = { +static const struct hclge_link_mode_bmap hclge_kr_link_mode_bmap[] = { {HCLGE_SUPPORT_1G_BIT, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT}, {HCLGE_SUPPORT_10G_BIT, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT}, {HCLGE_SUPPORT_25G_BIT, ETHTOOL_LINK_MODE_25000baseKR_Full_BIT}, @@ -983,7 +993,9 @@ static const struct hclge_link_mode_bmap hclge_kr_link_mode_bmap[9] = { {HCLGE_SUPPORT_50G_R1_BIT, ETHTOOL_LINK_MODE_50000baseKR_Full_BIT}, {HCLGE_SUPPORT_100G_R4_BIT, ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT}, {HCLGE_SUPPORT_100G_R2_BIT, ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT}, - {HCLGE_SUPPORT_200G_BIT, ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_EXT_BIT, + ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT}, + {HCLGE_SUPPORT_200G_R4_BIT, ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT}, }; static void hclge_convert_setting_sr(u16 speed_ability, @@ -1154,7 +1166,7 @@ static void hclge_parse_link_mode(struct hclge_dev *hdev, u16 speed_ability) static u32 hclge_get_max_speed(u16 speed_ability) { - if (speed_ability & HCLGE_SUPPORT_200G_BIT) + if (speed_ability & HCLGE_SUPPORT_200G_BITS) return HCLGE_MAC_SPEED_200G; if (speed_ability & HCLGE_SUPPORT_100G_BITS) @@ -1350,6 +1362,7 @@ static void hclge_parse_dev_specs(struct hclge_dev *hdev, ae_dev->dev_specs.umv_size = le16_to_cpu(req1->umv_size); ae_dev->dev_specs.mc_mac_size = le16_to_cpu(req1->mc_mac_size); ae_dev->dev_specs.tnl_num = req1->tnl_num; + ae_dev->dev_specs.hilink_version = req1->hilink_version; } static void hclge_check_dev_specs(struct hclge_dev *hdev) @@ -2890,7 +2903,10 @@ static int hclge_mac_init(struct hclge_dev *hdev) int ret; hdev->support_sfp_query = true; - hdev->hw.mac.duplex = HCLGE_MAC_FULL; + + if (!test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) + hdev->hw.mac.duplex = HCLGE_MAC_FULL; + ret = hclge_cfg_mac_speed_dup_hw(hdev, hdev->hw.mac.speed, hdev->hw.mac.duplex, hdev->hw.mac.lane_num); if (ret) @@ -12092,6 +12108,8 @@ static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev) return ret; } + hclge_reset_tc_config(hdev); + ret = hclge_tm_init_hw(hdev, true); if (ret) { dev_err(&pdev->dev, "tm init hw fail, ret =%d\n", ret); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h index 51979cf71262..e821dd2f1528 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h @@ -191,9 +191,10 @@ enum HLCGE_PORT_TYPE { #define HCLGE_SUPPORT_40G_BIT BIT(5) #define HCLGE_SUPPORT_100M_BIT BIT(6) #define HCLGE_SUPPORT_10M_BIT BIT(7) -#define HCLGE_SUPPORT_200G_BIT BIT(8) +#define HCLGE_SUPPORT_200G_R4_EXT_BIT BIT(8) #define HCLGE_SUPPORT_50G_R1_BIT BIT(9) #define HCLGE_SUPPORT_100G_R2_BIT BIT(10) +#define HCLGE_SUPPORT_200G_R4_BIT BIT(11) #define HCLGE_SUPPORT_GE \ (HCLGE_SUPPORT_1G_BIT | HCLGE_SUPPORT_100M_BIT | HCLGE_SUPPORT_10M_BIT) @@ -201,6 +202,8 @@ enum HLCGE_PORT_TYPE { (HCLGE_SUPPORT_50G_R2_BIT | HCLGE_SUPPORT_50G_R1_BIT) #define HCLGE_SUPPORT_100G_BITS \ (HCLGE_SUPPORT_100G_R4_BIT | HCLGE_SUPPORT_100G_R2_BIT) +#define HCLGE_SUPPORT_200G_BITS \ + (HCLGE_SUPPORT_200G_R4_EXT_BIT | HCLGE_SUPPORT_200G_R4_BIT) enum HCLGE_DEV_STATE { HCLGE_STATE_REINITING, @@ -253,6 +256,12 @@ enum HCLGE_MAC_DUPLEX { HCLGE_MAC_FULL }; +/* hilink version */ +enum hclge_hilink_version { + HCLGE_HILINK_H32 = 0, + HCLGE_HILINK_H60 = 1, +}; + #define QUERY_SFP_SPEED 0 #define QUERY_ACTIVE_SPEED 1 diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 4b0d07ca2505..d4a0e0be7a72 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -1123,10 +1123,11 @@ void hclge_mbx_handler(struct hclge_dev *hdev) req = (struct hclge_mbx_vf_to_pf_cmd *)desc->data; flag = le16_to_cpu(crq->desc[crq->next_to_use].flag); - if (unlikely(!hnae3_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B))) { + if (unlikely(!hnae3_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B) || + req->mbx_src_vfid > hdev->num_req_vfs)) { dev_warn(&hdev->pdev->dev, - "dropped invalid mailbox message, code = %u\n", - req->msg.code); + "dropped invalid mailbox message, code = %u, vfid = %u\n", + req->msg.code, req->mbx_src_vfid); /* dropping/not processing this invalid message */ crq->desc[crq->next_to_use].flag = 0; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c index 80a2a0073d97..507d7ce26d83 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c @@ -108,7 +108,7 @@ void hclge_ptp_get_rx_hwts(struct hnae3_handle *handle, struct sk_buff *skb, u64 ns = nsec; u32 sec_h; - if (!test_bit(HCLGE_PTP_FLAG_RX_EN, &hdev->ptp->flags)) + if (!hdev->ptp || !test_bit(HCLGE_PTP_FLAG_RX_EN, &hdev->ptp->flags)) return; /* Since the BD does not have enough space for the higher 16 bits of diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c index c58c31221762..00c3f2548bf6 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c @@ -2143,3 +2143,19 @@ int hclge_tm_flush_cfg(struct hclge_dev *hdev, bool enable) return ret; } + +void hclge_reset_tc_config(struct hclge_dev *hdev) +{ + struct hclge_vport *vport = &hdev->vport[0]; + struct hnae3_knic_private_info *kinfo; + + kinfo = &vport->nic.kinfo; + + if (!kinfo->tc_info.mqprio_destroy) + return; + + /* clear tc info, including mqprio_destroy and mqprio_active */ + memset(&kinfo->tc_info, 0, sizeof(kinfo->tc_info)); + hclge_tm_schd_info_update(hdev, 0); + hclge_comm_rss_indir_init_cfg(hdev->ae_dev, &hdev->rss_cfg); +} diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h index 53eec6df5194..0985916629d3 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h @@ -277,4 +277,5 @@ int hclge_tm_get_port_shaper(struct hclge_dev *hdev, int hclge_up_to_tc_map(struct hclge_dev *hdev); int hclge_dscp_to_tc_map(struct hclge_dev *hdev); int hclge_tm_flush_cfg(struct hclge_dev *hdev, bool enable); +void hclge_reset_tc_config(struct hclge_dev *hdev); #endif diff --git a/drivers/net/ethernet/i825xx/sun3_82586.c b/drivers/net/ethernet/i825xx/sun3_82586.c index 5e27470c6b1e..f2d4669c81cf 100644 --- a/drivers/net/ethernet/i825xx/sun3_82586.c +++ b/drivers/net/ethernet/i825xx/sun3_82586.c @@ -987,7 +987,7 @@ static void sun3_82586_timeout(struct net_device *dev, unsigned int txqueue) { #ifdef DEBUG printk("%s: xmitter timed out, try to restart! stat: %02x\n",dev->name,p->scb->cus); - printk("%s: command-stats: %04x %04x\n",dev->name,swab16(p->xmit_cmds[0]->cmd_status),swab16(p->xmit_cmds[1]->cmd_status)); + printk("%s: command-stats: %04x\n", dev->name, swab16(p->xmit_cmds[0]->cmd_status)); printk("%s: check, whether you set the right interrupt number!\n",dev->name); #endif sun3_82586_close(dev); diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index d55638ad8704..639fbb12bd35 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -368,6 +368,15 @@ config IGC To compile this driver as a module, choose M here. The module will be called igc. + +config IGC_LEDS + def_bool LEDS_TRIGGER_NETDEV + depends on IGC && LEDS_CLASS + depends on LEDS_CLASS=y || IGC=m + help + Optional support for controlling the NIC LED's with the netdev + LED trigger. + config IDPF tristate "Intel(R) Infrastructure Data Path Function Support" depends on PCI_MSI diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index 01f0f12035ca..3fcb8daaa243 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -171,8 +171,8 @@ static int debug = 3; static int eeprom_bad_csum_allow = 0; static int use_io = 0; module_param(debug, int, 0); -module_param(eeprom_bad_csum_allow, int, 0); -module_param(use_io, int, 0); +module_param(eeprom_bad_csum_allow, int, 0444); +module_param(use_io, int, 0444); MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums"); MODULE_PARM_DESC(use_io, "Force use of i/o access mode"); diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index fc0f98ea6133..dc553c51d79a 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -2186,7 +2186,7 @@ static int e1000_get_rxnfc(struct net_device *netdev, } } -static int e1000e_get_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int e1000e_get_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -2223,16 +2223,16 @@ static int e1000e_get_eee(struct net_device *netdev, struct ethtool_eee *edata) ret_val = e1000_read_emi_reg_locked(hw, cap_addr, &phy_data); if (ret_val) goto release; - edata->supported = mmd_eee_cap_to_ethtool_sup_t(phy_data); + mii_eee_cap1_mod_linkmode_t(edata->supported, phy_data); /* EEE Advertised */ - edata->advertised = mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert); + mii_eee_cap1_mod_linkmode_t(edata->advertised, adapter->eee_advert); /* EEE Link Partner Advertised */ ret_val = e1000_read_emi_reg_locked(hw, lpa_addr, &phy_data); if (ret_val) goto release; - edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data); + mii_eee_cap1_mod_linkmode_t(edata->lp_advertised, phy_data); /* EEE PCS Status */ ret_val = e1000_read_emi_reg_locked(hw, pcs_stat_addr, &phy_data); @@ -2262,11 +2262,13 @@ release: return ret_val; } -static int e1000e_set_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int e1000e_set_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct e1000_adapter *adapter = netdev_priv(netdev); + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = {}; + __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp) = {}; struct e1000_hw *hw = &adapter->hw; - struct ethtool_eee eee_curr; + struct ethtool_keee eee_curr; s32 ret_val; ret_val = e1000e_get_eee(netdev, &eee_curr); @@ -2283,12 +2285,17 @@ static int e1000e_set_eee(struct net_device *netdev, struct ethtool_eee *edata) return -EINVAL; } - if (edata->advertised & ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL)) { + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, + supported); + + if (linkmode_andnot(tmp, edata->advertised, supported)) { e_err("EEE advertisement supports only 100TX and/or 1000T full-duplex\n"); return -EINVAL; } - adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised); + adapter->eee_advert = linkmode_to_mii_eee_cap1_t(edata->advertised); hw->dev_spec.ich8lan.eee_disable = !edata->eee_enabled; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index a2788fd5f8bb..19e450a5bd31 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -2559,7 +2559,7 @@ void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw) hw->phy.ops.write_reg_page(hw, BM_RAR_H(i), (u16)(mac_reg & 0xFFFF)); hw->phy.ops.write_reg_page(hw, BM_RAR_CTRL(i), - FIELD_GET(E1000_RAH_AV, mac_reg)); + (u16)((mac_reg & E1000_RAH_AV) >> 16)); } e1000_disable_phy_wakeup_reg_access_bm(hw, &phy_reg); diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index af5d9d97a0d6..cc8c531ec3df 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -6688,14 +6688,14 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) if (adapter->hw.phy.type == e1000_phy_igp_3) { e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw); } else if (hw->mac.type >= e1000_pch_lpt) { - if (wufc && !(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC))) + if (wufc && !(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC))) { /* ULP does not support wake from unicast, multicast * or broadcast. */ retval = e1000_enable_ulp_lpt_lp(hw, !runtime); - - if (retval) - return retval; + if (retval) + return retval; + } } /* Ensure that the appropriate bits are set in LPI_CTRL diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 9b701615c7c6..ba24f3fa92c3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -687,6 +687,54 @@ struct i40e_pf { }; /** + * __i40e_pf_next_vsi - get next valid VSI + * @pf: pointer to the PF struct + * @idx: pointer to start position number + * + * Find and return next non-NULL VSI pointer in pf->vsi array and + * updates idx position. Returns NULL if no VSI is found. + **/ +static __always_inline struct i40e_vsi * +__i40e_pf_next_vsi(struct i40e_pf *pf, int *idx) +{ + while (*idx < pf->num_alloc_vsi) { + if (pf->vsi[*idx]) + return pf->vsi[*idx]; + (*idx)++; + } + return NULL; +} + +#define i40e_pf_for_each_vsi(_pf, _i, _vsi) \ + for (_i = 0, _vsi = __i40e_pf_next_vsi(_pf, &_i); \ + _vsi; \ + _i++, _vsi = __i40e_pf_next_vsi(_pf, &_i)) + +/** + * __i40e_pf_next_veb - get next valid VEB + * @pf: pointer to the PF struct + * @idx: pointer to start position number + * + * Find and return next non-NULL VEB pointer in pf->veb array and + * updates idx position. Returns NULL if no VEB is found. + **/ +static __always_inline struct i40e_veb * +__i40e_pf_next_veb(struct i40e_pf *pf, int *idx) +{ + while (*idx < I40E_MAX_VEB) { + if (pf->veb[*idx]) + return pf->veb[*idx]; + (*idx)++; + } + return NULL; +} + +#define i40e_pf_for_each_veb(_pf, _i, _veb) \ + for (_i = 0, _veb = __i40e_pf_next_veb(_pf, &_i); \ + _veb; \ + _i++, _veb = __i40e_pf_next_veb(_pf, &_i)) + +/** * i40e_mac_to_hkey - Convert a 6-byte MAC Address to a u64 hash key * @macaddr: the MAC Address as the base key * @@ -735,7 +783,6 @@ struct i40e_new_mac_filter { struct i40e_veb { struct i40e_pf *pf; u16 idx; - u16 veb_idx; /* index of VEB parent */ u16 seid; u16 uplink_seid; u16 stats_idx; /* index of VEB parent */ @@ -1120,14 +1167,12 @@ struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id); static inline struct i40e_vsi * i40e_find_vsi_by_type(struct i40e_pf *pf, u16 type) { + struct i40e_vsi *vsi; int i; - for (i = 0; i < pf->num_alloc_vsi; i++) { - struct i40e_vsi *vsi = pf->vsi[i]; - - if (vsi && vsi->type == type) + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->type == type) return vsi; - } return NULL; } @@ -1309,4 +1354,40 @@ static inline struct i40e_pf *i40e_hw_to_pf(struct i40e_hw *hw) struct device *i40e_hw_to_dev(struct i40e_hw *hw); +/** + * i40e_pf_get_vsi_by_seid - find VSI by SEID + * @pf: pointer to a PF + * @seid: SEID of the VSI + **/ +static inline struct i40e_vsi * +i40e_pf_get_vsi_by_seid(struct i40e_pf *pf, u16 seid) +{ + struct i40e_vsi *vsi; + int i; + + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->seid == seid) + return vsi; + + return NULL; +} + +/** + * i40e_pf_get_veb_by_seid - find VEB by SEID + * @pf: pointer to a PF + * @seid: SEID of the VSI + **/ +static inline struct i40e_veb * +i40e_pf_get_veb_by_seid(struct i40e_pf *pf, u16 seid) +{ + struct i40e_veb *veb; + int i; + + i40e_pf_for_each_veb(pf, i, veb) + if (veb->seid == seid) + return veb; + + return NULL; +} + #endif /* _I40E_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c index 306758428aef..b32071ee84af 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.c +++ b/drivers/net/ethernet/intel/i40e/i40e_client.c @@ -148,8 +148,6 @@ static void i40e_client_release_qvlist(struct i40e_info *ldev) u32 reg_idx; qv_info = &qvlist_info->qv_info[i]; - if (!qv_info) - continue; reg_idx = I40E_PFINT_LNKLSTN(qv_info->v_idx - 1); wr32(&pf->hw, reg_idx, I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK); } @@ -576,8 +574,6 @@ static int i40e_client_setup_qvlist(struct i40e_info *ldev, for (i = 0; i < qvlist_info->num_vectors; i++) { qv_info = &qvlist_info->qv_info[i]; - if (!qv_info) - continue; v_idx = qv_info->v_idx; /* Validate vector id belongs to this client */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb.c b/drivers/net/ethernet/intel/i40e/i40e_dcb.c index 9d88ed6105fd..8db1eb0c1768 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_dcb.c +++ b/drivers/net/ethernet/intel/i40e/i40e_dcb.c @@ -1523,7 +1523,7 @@ void i40e_dcb_hw_rx_ets_bw_config(struct i40e_hw *hw, u8 *bw_share, reg = rd32(hw, I40E_PRTDCB_RETSTCC(i)); reg &= ~(I40E_PRTDCB_RETSTCC_BWSHARE_MASK | I40E_PRTDCB_RETSTCC_UPINTC_MODE_MASK | - I40E_PRTDCB_RETSTCC_ETSTC_SHIFT); + I40E_PRTDCB_RETSTCC_ETSTC_MASK); reg |= FIELD_PREP(I40E_PRTDCB_RETSTCC_BWSHARE_MASK, bw_share[i]); reg |= FIELD_PREP(I40E_PRTDCB_RETSTCC_UPINTC_MODE_MASK, diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb.h b/drivers/net/ethernet/intel/i40e/i40e_dcb.h index 6b60dc9b7736..d76497566e40 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_dcb.h +++ b/drivers/net/ethernet/intel/i40e/i40e_dcb.h @@ -43,7 +43,7 @@ #define I40E_LLDP_TLV_SUBTYPE_SHIFT 0 #define I40E_LLDP_TLV_SUBTYPE_MASK (0xFF << I40E_LLDP_TLV_SUBTYPE_SHIFT) #define I40E_LLDP_TLV_OUI_SHIFT 8 -#define I40E_LLDP_TLV_OUI_MASK (0xFFFFFF << I40E_LLDP_TLV_OUI_SHIFT) +#define I40E_LLDP_TLV_OUI_MASK (0xFFFFFFU << I40E_LLDP_TLV_OUI_SHIFT) /* Defines for IEEE ETS TLV */ #define I40E_IEEE_ETS_MAXTC_SHIFT 0 diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c b/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c index b96a92187ab3..8aa43aefe84c 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c +++ b/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c @@ -947,16 +947,16 @@ static int i40e_dcbnl_vsi_del_app(struct i40e_vsi *vsi, static void i40e_dcbnl_del_app(struct i40e_pf *pf, struct i40e_dcb_app_priority_table *app) { + struct i40e_vsi *vsi; int v, err; - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (pf->vsi[v] && pf->vsi[v]->netdev) { - err = i40e_dcbnl_vsi_del_app(pf->vsi[v], app); + i40e_pf_for_each_vsi(pf, v, vsi) + if (vsi->netdev) { + err = i40e_dcbnl_vsi_del_app(vsi, app); dev_dbg(&pf->pdev->dev, "Deleting app for VSI seid=%d err=%d sel=%d proto=0x%x prio=%d\n", - pf->vsi[v]->seid, err, app->selector, + vsi->seid, err, app->selector, app->protocolid, app->priority); } - } } /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index ef70ddbe9c2f..f9ba45f596c9 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -24,31 +24,13 @@ enum ring_type { **/ static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) { - int i; - - if (seid < 0) + if (seid < 0) { dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); - else - for (i = 0; i < pf->num_alloc_vsi; i++) - if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) - return pf->vsi[i]; - - return NULL; -} -/** - * i40e_dbg_find_veb - searches for the veb with the given seid - * @pf: the PF structure to search for the veb - * @seid: seid of the veb it is searching for - **/ -static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) -{ - int i; + return NULL; + } - for (i = 0; i < I40E_MAX_VEB; i++) - if (pf->veb[i] && pf->veb[i]->seid == seid) - return pf->veb[i]; - return NULL; + return i40e_pf_get_vsi_by_seid(pf, seid); } /************************************************************** @@ -653,12 +635,11 @@ out: **/ static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int i; - for (i = 0; i < pf->num_alloc_vsi; i++) - if (pf->vsi[i]) - dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", - i, pf->vsi[i]->seid); + i40e_pf_for_each_vsi(pf, i, vsi) + dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", i, vsi->seid); } /** @@ -696,15 +677,14 @@ static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) { struct i40e_veb *veb; - veb = i40e_dbg_find_veb(pf, seid); + veb = i40e_pf_get_veb_by_seid(pf, seid); if (!veb) { dev_info(&pf->pdev->dev, "can't find veb %d\n", seid); return; } dev_info(&pf->pdev->dev, - "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n", - veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, - veb->uplink_seid, + "veb idx=%d stats_ic=%d seid=%d uplink=%d mode=%s\n", + veb->idx, veb->stats_idx, veb->seid, veb->uplink_seid, veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); i40e_dbg_dump_eth_stats(pf, &veb->stats); } @@ -718,11 +698,8 @@ static void i40e_dbg_dump_veb_all(struct i40e_pf *pf) struct i40e_veb *veb; int i; - for (i = 0; i < I40E_MAX_VEB; i++) { - veb = pf->veb[i]; - if (veb) - i40e_dbg_dump_veb_seid(pf, veb->seid); - } + i40e_pf_for_each_veb(pf, i, veb) + i40e_dbg_dump_veb_seid(pf, veb->seid); } /** @@ -851,10 +828,14 @@ static ssize_t i40e_dbg_command_write(struct file *filp, } else if (strncmp(cmd_buf, "add relay", 9) == 0) { struct i40e_veb *veb; - int uplink_seid, i; + u8 enabled_tc = 0x1; + int uplink_seid; cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid); - if (cnt != 2) { + if (cnt == 0) { + uplink_seid = 0; + vsi_seid = 0; + } else if (cnt != 2) { dev_info(&pf->pdev->dev, "add relay: bad command string, cnt=%d\n", cnt); @@ -866,33 +847,36 @@ static ssize_t i40e_dbg_command_write(struct file *filp, goto command_write_done; } - vsi = i40e_dbg_find_vsi(pf, vsi_seid); - if (!vsi) { - dev_info(&pf->pdev->dev, - "add relay: VSI %d not found\n", vsi_seid); - goto command_write_done; - } - - for (i = 0; i < I40E_MAX_VEB; i++) - if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) - break; - if (i >= I40E_MAX_VEB && uplink_seid != 0 && - uplink_seid != pf->mac_seid) { + if (uplink_seid != 0 && uplink_seid != pf->mac_seid) { dev_info(&pf->pdev->dev, "add relay: relay uplink %d not found\n", uplink_seid); goto command_write_done; + } else if (uplink_seid) { + vsi = i40e_pf_get_vsi_by_seid(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "add relay: VSI %d not found\n", + vsi_seid); + goto command_write_done; + } + enabled_tc = vsi->tc_config.enabled_tc; + } else if (vsi_seid) { + dev_info(&pf->pdev->dev, + "add relay: VSI must be 0 for floating relay\n"); + goto command_write_done; } - veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, - vsi->tc_config.enabled_tc); + veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, enabled_tc); if (veb) dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid); else dev_info(&pf->pdev->dev, "add relay failed\n"); } else if (strncmp(cmd_buf, "del relay", 9) == 0) { + struct i40e_veb *veb; int i; + cnt = sscanf(&cmd_buf[9], "%i", &veb_seid); if (cnt != 1) { dev_info(&pf->pdev->dev, @@ -906,9 +890,10 @@ static ssize_t i40e_dbg_command_write(struct file *filp, } /* find the veb */ - for (i = 0; i < I40E_MAX_VEB; i++) - if (pf->veb[i] && pf->veb[i]->seid == veb_seid) + i40e_pf_for_each_veb(pf, i, veb) + if (veb->seid == veb_seid) break; + if (i >= I40E_MAX_VEB) { dev_info(&pf->pdev->dev, "del relay: relay %d not found\n", veb_seid); @@ -916,7 +901,7 @@ static ssize_t i40e_dbg_command_write(struct file *filp, } dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid); - i40e_veb_release(pf->veb[i]); + i40e_veb_release(veb); } else if (strncmp(cmd_buf, "add pvid", 8) == 0) { unsigned int v; int ret; @@ -1251,8 +1236,8 @@ static ssize_t i40e_dbg_command_write(struct file *filp, if (cnt == 0) { int i; - for (i = 0; i < pf->num_alloc_vsi; i++) - i40e_vsi_reset_stats(pf->vsi[i]); + i40e_pf_for_each_vsi(pf, i, vsi) + i40e_vsi_reset_stats(vsi); dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n"); } else if (cnt == 1) { vsi = i40e_dbg_find_vsi(pf, vsi_seid); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index c841779713f6..42e7e6cdaa6d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -5644,7 +5644,7 @@ static int i40e_get_module_eeprom(struct net_device *netdev, return 0; } -static int i40e_get_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int i40e_get_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_aq_get_phy_abilities_resp phy_cfg; @@ -5664,16 +5664,12 @@ static int i40e_get_eee(struct net_device *netdev, struct ethtool_eee *edata) if (phy_cfg.eee_capability == 0) return -EOPNOTSUPP; - edata->supported = SUPPORTED_Autoneg; - edata->lp_advertised = edata->supported; - /* Get current configuration */ status = i40e_aq_get_phy_capabilities(hw, false, false, &phy_cfg, NULL); if (status) return -EAGAIN; - edata->advertised = phy_cfg.eee_capability ? SUPPORTED_Autoneg : 0U; - edata->eee_enabled = !!edata->advertised; + edata->eee_enabled = !!phy_cfg.eee_capability; edata->tx_lpi_enabled = pf->stats.tx_lpi_status; edata->eee_active = pf->stats.tx_lpi_status && pf->stats.rx_lpi_status; @@ -5682,7 +5678,7 @@ static int i40e_get_eee(struct net_device *netdev, struct ethtool_eee *edata) } static int i40e_is_eee_param_supported(struct net_device *netdev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -5691,7 +5687,6 @@ static int i40e_is_eee_param_supported(struct net_device *netdev, u32 value; const char *name; } param[] = { - {edata->advertised & ~SUPPORTED_Autoneg, "advertise"}, {edata->tx_lpi_timer, "tx-timer"}, {edata->tx_lpi_enabled != pf->stats.tx_lpi_status, "tx-lpi"} }; @@ -5709,7 +5704,7 @@ static int i40e_is_eee_param_supported(struct net_device *netdev, return 0; } -static int i40e_set_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int i40e_set_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_aq_get_phy_abilities_resp abilities; diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 6e7fd473abfd..f86578857e8a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -310,11 +310,12 @@ static int i40e_put_lump(struct i40e_lump_tracking *pile, u16 index, u16 id) **/ struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id) { + struct i40e_vsi *vsi; int i; - for (i = 0; i < pf->num_alloc_vsi; i++) - if (pf->vsi[i] && (pf->vsi[i]->id == id)) - return pf->vsi[i]; + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->id == id) + return vsi; return NULL; } @@ -552,24 +553,19 @@ void i40e_vsi_reset_stats(struct i40e_vsi *vsi) **/ void i40e_pf_reset_stats(struct i40e_pf *pf) { + struct i40e_veb *veb; int i; memset(&pf->stats, 0, sizeof(pf->stats)); memset(&pf->stats_offsets, 0, sizeof(pf->stats_offsets)); pf->stat_offsets_loaded = false; - for (i = 0; i < I40E_MAX_VEB; i++) { - if (pf->veb[i]) { - memset(&pf->veb[i]->stats, 0, - sizeof(pf->veb[i]->stats)); - memset(&pf->veb[i]->stats_offsets, 0, - sizeof(pf->veb[i]->stats_offsets)); - memset(&pf->veb[i]->tc_stats, 0, - sizeof(pf->veb[i]->tc_stats)); - memset(&pf->veb[i]->tc_stats_offsets, 0, - sizeof(pf->veb[i]->tc_stats_offsets)); - pf->veb[i]->stat_offsets_loaded = false; - } + i40e_pf_for_each_veb(pf, i, veb) { + memset(&veb->stats, 0, sizeof(veb->stats)); + memset(&veb->stats_offsets, 0, sizeof(veb->stats_offsets)); + memset(&veb->tc_stats, 0, sizeof(veb->tc_stats)); + memset(&veb->tc_stats_offsets, 0, sizeof(veb->tc_stats_offsets)); + veb->stat_offsets_loaded = false; } pf->hw_csum_rx_error = 0; } @@ -2879,6 +2875,7 @@ err_no_memory_locked: **/ static void i40e_sync_filters_subtask(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int v; if (!pf) @@ -2890,11 +2887,10 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf) return; } - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (pf->vsi[v] && - (pf->vsi[v]->flags & I40E_VSI_FLAG_FILTER_CHANGED) && - !test_bit(__I40E_VSI_RELEASING, pf->vsi[v]->state)) { - int ret = i40e_sync_vsi_filters(pf->vsi[v]); + i40e_pf_for_each_vsi(pf, v, vsi) { + if ((vsi->flags & I40E_VSI_FLAG_FILTER_CHANGED) && + !test_bit(__I40E_VSI_RELEASING, vsi->state)) { + int ret = i40e_sync_vsi_filters(vsi); if (ret) { /* come back and try again later */ @@ -4926,27 +4922,23 @@ int i40e_vsi_start_rings(struct i40e_vsi *vsi) void i40e_vsi_stop_rings(struct i40e_vsi *vsi) { struct i40e_pf *pf = vsi->back; - int pf_q, err, q_end; + u32 pf_q, tx_q_end, rx_q_end; /* When port TX is suspended, don't wait */ if (test_bit(__I40E_PORT_SUSPENDED, vsi->back->state)) return i40e_vsi_stop_rings_no_wait(vsi); - q_end = vsi->base_queue + vsi->num_queue_pairs; - for (pf_q = vsi->base_queue; pf_q < q_end; pf_q++) - i40e_pre_tx_queue_cfg(&pf->hw, (u32)pf_q, false); + tx_q_end = vsi->base_queue + + vsi->alloc_queue_pairs * (i40e_enabled_xdp_vsi(vsi) ? 2 : 1); + for (pf_q = vsi->base_queue; pf_q < tx_q_end; pf_q++) + i40e_pre_tx_queue_cfg(&pf->hw, pf_q, false); - for (pf_q = vsi->base_queue; pf_q < q_end; pf_q++) { - err = i40e_control_wait_rx_q(pf, pf_q, false); - if (err) - dev_info(&pf->pdev->dev, - "VSI seid %d Rx ring %d disable timeout\n", - vsi->seid, pf_q); - } + rx_q_end = vsi->base_queue + vsi->num_queue_pairs; + for (pf_q = vsi->base_queue; pf_q < rx_q_end; pf_q++) + i40e_control_rx_q(pf, pf_q, false); msleep(I40E_DISABLE_TX_GAP_MSEC); - pf_q = vsi->base_queue; - for (pf_q = vsi->base_queue; pf_q < q_end; pf_q++) + for (pf_q = vsi->base_queue; pf_q < tx_q_end; pf_q++) wr32(&pf->hw, I40E_QTX_ENA(pf_q), 0); i40e_vsi_wait_queues_disabled(vsi); @@ -5170,6 +5162,7 @@ static void i40e_reset_interrupt_capability(struct i40e_pf *pf) **/ static void i40e_clear_interrupt_scheme(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int i; if (test_bit(__I40E_MISC_IRQ_REQUESTED, pf->state)) @@ -5179,9 +5172,10 @@ static void i40e_clear_interrupt_scheme(struct i40e_pf *pf) I40E_IWARP_IRQ_PILE_ID); i40e_put_lump(pf->irq_pile, 0, I40E_PILE_VALID_BIT-1); - for (i = 0; i < pf->num_alloc_vsi; i++) - if (pf->vsi[i]) - i40e_vsi_free_q_vectors(pf->vsi[i]); + + i40e_pf_for_each_vsi(pf, i, vsi) + i40e_vsi_free_q_vectors(vsi); + i40e_reset_interrupt_capability(pf); } @@ -5278,12 +5272,11 @@ static void i40e_unquiesce_vsi(struct i40e_vsi *vsi) **/ static void i40e_pf_quiesce_all_vsi(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int v; - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (pf->vsi[v]) - i40e_quiesce_vsi(pf->vsi[v]); - } + i40e_pf_for_each_vsi(pf, v, vsi) + i40e_quiesce_vsi(vsi); } /** @@ -5292,12 +5285,11 @@ static void i40e_pf_quiesce_all_vsi(struct i40e_pf *pf) **/ static void i40e_pf_unquiesce_all_vsi(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int v; - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (pf->vsi[v]) - i40e_unquiesce_vsi(pf->vsi[v]); - } + i40e_pf_for_each_vsi(pf, v, vsi) + i40e_unquiesce_vsi(vsi); } /** @@ -5358,14 +5350,13 @@ wait_rx: **/ static int i40e_pf_wait_queues_disabled(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int v, ret = 0; - for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { - if (pf->vsi[v]) { - ret = i40e_vsi_wait_queues_disabled(pf->vsi[v]); - if (ret) - break; - } + i40e_pf_for_each_vsi(pf, v, vsi) { + ret = i40e_vsi_wait_queues_disabled(vsi); + if (ret) + break; } return ret; @@ -6782,32 +6773,29 @@ out: **/ static void i40e_dcb_reconfigure(struct i40e_pf *pf) { + struct i40e_vsi *vsi; + struct i40e_veb *veb; u8 tc_map = 0; int ret; - u8 v; + int v; /* Enable the TCs available on PF to all VEBs */ tc_map = i40e_pf_get_tc_map(pf); if (tc_map == I40E_DEFAULT_TRAFFIC_CLASS) return; - for (v = 0; v < I40E_MAX_VEB; v++) { - if (!pf->veb[v]) - continue; - ret = i40e_veb_config_tc(pf->veb[v], tc_map); + i40e_pf_for_each_veb(pf, v, veb) { + ret = i40e_veb_config_tc(veb, tc_map); if (ret) { dev_info(&pf->pdev->dev, "Failed configuring TC for VEB seid=%d\n", - pf->veb[v]->seid); + veb->seid); /* Will try to configure as many components */ } } /* Update each VSI */ - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (!pf->vsi[v]) - continue; - + i40e_pf_for_each_vsi(pf, v, vsi) { /* - Enable all TCs for the LAN VSI * - For all others keep them at TC0 for now */ @@ -6816,17 +6804,17 @@ static void i40e_dcb_reconfigure(struct i40e_pf *pf) else tc_map = I40E_DEFAULT_TRAFFIC_CLASS; - ret = i40e_vsi_config_tc(pf->vsi[v], tc_map); + ret = i40e_vsi_config_tc(vsi, tc_map); if (ret) { dev_info(&pf->pdev->dev, "Failed configuring TC for VSI seid=%d\n", - pf->vsi[v]->seid); + vsi->seid); /* Will try to configure as many components */ } else { /* Re-configure VSI vectors based on updated TC map */ - i40e_vsi_map_rings_to_vectors(pf->vsi[v]); - if (pf->vsi[v]->netdev) - i40e_dcbnl_set_all(pf->vsi[v]); + i40e_vsi_map_rings_to_vectors(vsi); + if (vsi->netdev) + i40e_dcbnl_set_all(vsi); } } } @@ -9261,7 +9249,9 @@ int i40e_close(struct net_device *netdev) **/ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) { + struct i40e_vsi *vsi; u32 val; + int i; /* do the biggest reset indicated */ if (reset_flags & BIT_ULL(__I40E_GLOBAL_RESET_REQUESTED)) { @@ -9317,29 +9307,20 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) "FW LLDP is enabled\n"); } else if (reset_flags & BIT_ULL(__I40E_REINIT_REQUESTED)) { - int v; - /* Find the VSI(s) that requested a re-init */ - dev_info(&pf->pdev->dev, - "VSI reinit requested\n"); - for (v = 0; v < pf->num_alloc_vsi; v++) { - struct i40e_vsi *vsi = pf->vsi[v]; + dev_info(&pf->pdev->dev, "VSI reinit requested\n"); - if (vsi != NULL && - test_and_clear_bit(__I40E_VSI_REINIT_REQUESTED, + i40e_pf_for_each_vsi(pf, i, vsi) { + if (test_and_clear_bit(__I40E_VSI_REINIT_REQUESTED, vsi->state)) - i40e_vsi_reinit_locked(pf->vsi[v]); + i40e_vsi_reinit_locked(vsi); } } else if (reset_flags & BIT_ULL(__I40E_DOWN_REQUESTED)) { - int v; - /* Find the VSI(s) that needs to be brought down */ dev_info(&pf->pdev->dev, "VSI down requested\n"); - for (v = 0; v < pf->num_alloc_vsi; v++) { - struct i40e_vsi *vsi = pf->vsi[v]; - if (vsi != NULL && - test_and_clear_bit(__I40E_VSI_DOWN_REQUESTED, + i40e_pf_for_each_vsi(pf, i, vsi) { + if (test_and_clear_bit(__I40E_VSI_DOWN_REQUESTED, vsi->state)) { set_bit(__I40E_VSI_DOWN, vsi->state); i40e_down(vsi); @@ -9892,6 +9873,7 @@ static void i40e_vsi_link_event(struct i40e_vsi *vsi, bool link_up) **/ static void i40e_veb_link_event(struct i40e_veb *veb, bool link_up) { + struct i40e_vsi *vsi; struct i40e_pf *pf; int i; @@ -9899,15 +9881,10 @@ static void i40e_veb_link_event(struct i40e_veb *veb, bool link_up) return; pf = veb->pf; - /* depth first... */ - for (i = 0; i < I40E_MAX_VEB; i++) - if (pf->veb[i] && (pf->veb[i]->uplink_seid == veb->seid)) - i40e_veb_link_event(pf->veb[i], link_up); - - /* ... now the local VSIs */ - for (i = 0; i < pf->num_alloc_vsi; i++) - if (pf->vsi[i] && (pf->vsi[i]->uplink_seid == veb->seid)) - i40e_vsi_link_event(pf->vsi[i], link_up); + /* Send link event to contained VSIs */ + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->uplink_seid == veb->seid) + i40e_vsi_link_event(vsi, link_up); } /** @@ -9999,6 +9976,8 @@ static void i40e_link_event(struct i40e_pf *pf) **/ static void i40e_watchdog_subtask(struct i40e_pf *pf) { + struct i40e_vsi *vsi; + struct i40e_veb *veb; int i; /* if interface is down do nothing */ @@ -10019,15 +9998,14 @@ static void i40e_watchdog_subtask(struct i40e_pf *pf) /* Update the stats for active netdevs so the network stack * can look at updated numbers whenever it cares to */ - for (i = 0; i < pf->num_alloc_vsi; i++) - if (pf->vsi[i] && pf->vsi[i]->netdev) - i40e_update_stats(pf->vsi[i]); + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->netdev) + i40e_update_stats(vsi); if (test_bit(I40E_FLAG_VEB_STATS_ENA, pf->flags)) { /* Update the stats for the active switching components */ - for (i = 0; i < I40E_MAX_VEB; i++) - if (pf->veb[i]) - i40e_update_veb_stats(pf->veb[i]); + i40e_pf_for_each_veb(pf, i, veb) + i40e_update_veb_stats(veb); } i40e_ptp_rx_hang(pf); @@ -10372,89 +10350,84 @@ static void i40e_config_bridge_mode(struct i40e_veb *veb) } /** - * i40e_reconstitute_veb - rebuild the VEB and anything connected to it + * i40e_reconstitute_veb - rebuild the VEB and VSIs connected to it * @veb: pointer to the VEB instance * - * This is a recursive function that first builds the attached VSIs then - * recurses in to build the next layer of VEB. We track the connections - * through our own index numbers because the seid's from the HW could - * change across the reset. + * This is a function that builds the attached VSIs. We track the connections + * through our own index numbers because the seid's from the HW could change + * across the reset. **/ static int i40e_reconstitute_veb(struct i40e_veb *veb) { struct i40e_vsi *ctl_vsi = NULL; struct i40e_pf *pf = veb->pf; - int v, veb_idx; - int ret; + struct i40e_vsi *vsi; + int v, ret; - /* build VSI that owns this VEB, temporarily attached to base VEB */ - for (v = 0; v < pf->num_alloc_vsi && !ctl_vsi; v++) { - if (pf->vsi[v] && - pf->vsi[v]->veb_idx == veb->idx && - pf->vsi[v]->flags & I40E_VSI_FLAG_VEB_OWNER) { - ctl_vsi = pf->vsi[v]; - break; - } - } - if (!ctl_vsi) { - dev_info(&pf->pdev->dev, - "missing owner VSI for veb_idx %d\n", veb->idx); - ret = -ENOENT; - goto end_reconstitute; + /* As we do not maintain PV (port virtualizer) switch element then + * there can be only one non-floating VEB that have uplink to MAC SEID + * and its control VSI is the main one. + */ + if (WARN_ON(veb->uplink_seid && veb->uplink_seid != pf->mac_seid)) { + dev_err(&pf->pdev->dev, + "Invalid uplink SEID for VEB %d\n", veb->idx); + return -ENOENT; } - if (ctl_vsi != pf->vsi[pf->lan_vsi]) - ctl_vsi->uplink_seid = pf->vsi[pf->lan_vsi]->uplink_seid; - ret = i40e_add_vsi(ctl_vsi); - if (ret) { - dev_info(&pf->pdev->dev, - "rebuild of veb_idx %d owner VSI failed: %d\n", - veb->idx, ret); - goto end_reconstitute; + + if (veb->uplink_seid == pf->mac_seid) { + /* Check that the LAN VSI has VEB owning flag set */ + ctl_vsi = pf->vsi[pf->lan_vsi]; + + if (WARN_ON(ctl_vsi->veb_idx != veb->idx || + !(ctl_vsi->flags & I40E_VSI_FLAG_VEB_OWNER))) { + dev_err(&pf->pdev->dev, + "Invalid control VSI for VEB %d\n", veb->idx); + return -ENOENT; + } + + /* Add the control VSI to switch */ + ret = i40e_add_vsi(ctl_vsi); + if (ret) { + dev_err(&pf->pdev->dev, + "Rebuild of owner VSI for VEB %d failed: %d\n", + veb->idx, ret); + return ret; + } + + i40e_vsi_reset_stats(ctl_vsi); } - i40e_vsi_reset_stats(ctl_vsi); /* create the VEB in the switch and move the VSI onto the VEB */ ret = i40e_add_veb(veb, ctl_vsi); if (ret) - goto end_reconstitute; + return ret; - if (test_bit(I40E_FLAG_VEB_MODE_ENA, pf->flags)) - veb->bridge_mode = BRIDGE_MODE_VEB; - else - veb->bridge_mode = BRIDGE_MODE_VEPA; - i40e_config_bridge_mode(veb); + if (veb->uplink_seid) { + if (test_bit(I40E_FLAG_VEB_MODE_ENA, pf->flags)) + veb->bridge_mode = BRIDGE_MODE_VEB; + else + veb->bridge_mode = BRIDGE_MODE_VEPA; + i40e_config_bridge_mode(veb); + } /* create the remaining VSIs attached to this VEB */ - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (!pf->vsi[v] || pf->vsi[v] == ctl_vsi) + i40e_pf_for_each_vsi(pf, v, vsi) { + if (vsi == ctl_vsi) continue; - if (pf->vsi[v]->veb_idx == veb->idx) { - struct i40e_vsi *vsi = pf->vsi[v]; - + if (vsi->veb_idx == veb->idx) { vsi->uplink_seid = veb->seid; ret = i40e_add_vsi(vsi); if (ret) { dev_info(&pf->pdev->dev, "rebuild of vsi_idx %d failed: %d\n", v, ret); - goto end_reconstitute; + return ret; } i40e_vsi_reset_stats(vsi); } } - /* create any VEBs attached to this VEB - RECURSION */ - for (veb_idx = 0; veb_idx < I40E_MAX_VEB; veb_idx++) { - if (pf->veb[veb_idx] && pf->veb[veb_idx]->veb_idx == veb->idx) { - pf->veb[veb_idx]->uplink_seid = veb->seid; - ret = i40e_reconstitute_veb(pf->veb[veb_idx]); - if (ret) - break; - } - } - -end_reconstitute: return ret; } @@ -10722,6 +10695,7 @@ static void i40e_clean_xps_state(struct i40e_vsi *vsi) static void i40e_prep_for_reset(struct i40e_pf *pf) { struct i40e_hw *hw = &pf->hw; + struct i40e_vsi *vsi; int ret = 0; u32 v; @@ -10736,11 +10710,9 @@ static void i40e_prep_for_reset(struct i40e_pf *pf) /* quiesce the VSIs and their queues that are not already DOWN */ i40e_pf_quiesce_all_vsi(pf); - for (v = 0; v < pf->num_alloc_vsi; v++) { - if (pf->vsi[v]) { - i40e_clean_xps_state(pf->vsi[v]); - pf->vsi[v]->seid = 0; - } + i40e_pf_for_each_vsi(pf, v, vsi) { + i40e_clean_xps_state(vsi); + vsi->seid = 0; } i40e_shutdown_adminq(&pf->hw); @@ -10854,6 +10826,7 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) const bool is_recovery_mode_reported = i40e_check_recovery_mode(pf); struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; struct i40e_hw *hw = &pf->hw; + struct i40e_veb *veb; int ret; u32 val; int v; @@ -10995,35 +10968,29 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) */ if (vsi->uplink_seid != pf->mac_seid) { dev_dbg(&pf->pdev->dev, "attempting to rebuild switch\n"); - /* find the one VEB connected to the MAC, and find orphans */ - for (v = 0; v < I40E_MAX_VEB; v++) { - if (!pf->veb[v]) - continue; - if (pf->veb[v]->uplink_seid == pf->mac_seid || - pf->veb[v]->uplink_seid == 0) { - ret = i40e_reconstitute_veb(pf->veb[v]); - - if (!ret) - continue; + /* Rebuild VEBs */ + i40e_pf_for_each_veb(pf, v, veb) { + ret = i40e_reconstitute_veb(veb); + if (!ret) + continue; - /* If Main VEB failed, we're in deep doodoo, - * so give up rebuilding the switch and set up - * for minimal rebuild of PF VSI. - * If orphan failed, we'll report the error - * but try to keep going. - */ - if (pf->veb[v]->uplink_seid == pf->mac_seid) { - dev_info(&pf->pdev->dev, - "rebuild of switch failed: %d, will try to set up simple PF connection\n", - ret); - vsi->uplink_seid = pf->mac_seid; - break; - } else if (pf->veb[v]->uplink_seid == 0) { - dev_info(&pf->pdev->dev, - "rebuild of orphan VEB failed: %d\n", - ret); - } + /* If Main VEB failed, we're in deep doodoo, + * so give up rebuilding the switch and set up + * for minimal rebuild of PF VSI. + * If orphan failed, we'll report the error + * but try to keep going. + */ + if (veb->uplink_seid == pf->mac_seid) { + dev_info(&pf->pdev->dev, + "rebuild of switch failed: %d, will try to set up simple PF connection\n", + ret); + vsi->uplink_seid = pf->mac_seid; + break; + } else if (veb->uplink_seid == 0) { + dev_info(&pf->pdev->dev, + "rebuild of orphan VEB failed: %d\n", + ret); } } } @@ -12102,6 +12069,7 @@ static int i40e_init_interrupt_scheme(struct i40e_pf *pf) */ static int i40e_restore_interrupt_scheme(struct i40e_pf *pf) { + struct i40e_vsi *vsi; int err, i; /* We cleared the MSI and MSI-X flags when disabling the old interrupt @@ -12118,13 +12086,12 @@ static int i40e_restore_interrupt_scheme(struct i40e_pf *pf) /* Now that we've re-acquired IRQs, we need to remap the vectors and * rings together again. */ - for (i = 0; i < pf->num_alloc_vsi; i++) { - if (pf->vsi[i]) { - err = i40e_vsi_alloc_q_vectors(pf->vsi[i]); - if (err) - goto err_unwind; - i40e_vsi_map_rings_to_vectors(pf->vsi[i]); - } + i40e_pf_for_each_vsi(pf, i, vsi) { + err = i40e_vsi_alloc_q_vectors(vsi); + if (err) + goto err_unwind; + + i40e_vsi_map_rings_to_vectors(vsi); } err = i40e_setup_misc_vector(pf); @@ -13126,19 +13093,16 @@ static int i40e_ndo_bridge_setlink(struct net_device *dev, struct i40e_netdev_priv *np = netdev_priv(dev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - struct i40e_veb *veb = NULL; struct nlattr *attr, *br_spec; - int i, rem; + struct i40e_veb *veb; + int rem; /* Only for PF VSI for now */ if (vsi->seid != pf->vsi[pf->lan_vsi]->seid) return -EOPNOTSUPP; /* Find the HW bridge for PF VSI */ - for (i = 0; i < I40E_MAX_VEB && !veb; i++) { - if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) - veb = pf->veb[i]; - } + veb = i40e_pf_get_veb_by_seid(pf, vsi->uplink_seid); br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); if (!br_spec) @@ -13203,19 +13167,14 @@ static int i40e_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq, struct i40e_netdev_priv *np = netdev_priv(dev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - struct i40e_veb *veb = NULL; - int i; + struct i40e_veb *veb; /* Only for PF VSI for now */ if (vsi->seid != pf->vsi[pf->lan_vsi]->seid) return -EOPNOTSUPP; /* Find the HW bridge for the PF VSI */ - for (i = 0; i < I40E_MAX_VEB && !veb; i++) { - if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) - veb = pf->veb[i]; - } - + veb = i40e_pf_get_veb_by_seid(pf, vsi->uplink_seid); if (!veb) return 0; @@ -13249,12 +13208,12 @@ static netdev_features_t i40e_features_check(struct sk_buff *skb, features &= ~NETIF_F_GSO_MASK; /* MACLEN can support at most 63 words */ - len = skb_network_header(skb) - skb->data; + len = skb_network_offset(skb); if (len & ~(63 * 2)) goto out_err; /* IPLEN and EIPLEN can support at most 127 dwords */ - len = skb_transport_header(skb) - skb_network_header(skb); + len = skb_network_header_len(skb); if (len & ~(127 * 4)) goto out_err; @@ -13564,9 +13523,9 @@ int i40e_queue_pair_disable(struct i40e_vsi *vsi, int queue_pair) return err; i40e_queue_pair_disable_irq(vsi, queue_pair); + i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */); err = i40e_queue_pair_toggle_rings(vsi, queue_pair, false /* off */); i40e_clean_rx_ring(vsi->rx_rings[queue_pair]); - i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */); i40e_queue_pair_clean_rings(vsi, queue_pair); i40e_queue_pair_reset_stats(vsi, queue_pair); @@ -14149,7 +14108,7 @@ int i40e_vsi_release(struct i40e_vsi *vsi) { struct i40e_mac_filter *f; struct hlist_node *h; - struct i40e_veb *veb = NULL; + struct i40e_veb *veb; struct i40e_pf *pf; u16 uplink_seid; int i, n, bkt; @@ -14213,29 +14172,28 @@ int i40e_vsi_release(struct i40e_vsi *vsi) /* If this was the last thing on the VEB, except for the * controlling VSI, remove the VEB, which puts the controlling - * VSI onto the next level down in the switch. + * VSI onto the uplink port. * * Well, okay, there's one more exception here: don't remove - * the orphan VEBs yet. We'll wait for an explicit remove request + * the floating VEBs yet. We'll wait for an explicit remove request * from up the network stack. */ - for (n = 0, i = 0; i < pf->num_alloc_vsi; i++) { - if (pf->vsi[i] && - pf->vsi[i]->uplink_seid == uplink_seid && - (pf->vsi[i]->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) { - n++; /* count the VSIs */ - } - } - for (i = 0; i < I40E_MAX_VEB; i++) { - if (!pf->veb[i]) - continue; - if (pf->veb[i]->uplink_seid == uplink_seid) - n++; /* count the VEBs */ - if (pf->veb[i]->seid == uplink_seid) - veb = pf->veb[i]; + veb = i40e_pf_get_veb_by_seid(pf, uplink_seid); + if (veb && veb->uplink_seid) { + n = 0; + + /* Count non-controlling VSIs present on the VEB */ + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->uplink_seid == uplink_seid && + (vsi->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) + n++; + + /* If there is no VSI except the control one then release + * the VEB and put the control VSI onto VEB uplink. + */ + if (!n) + i40e_veb_release(veb); } - if (n == 0 && veb && veb->uplink_seid != 0) - i40e_veb_release(veb); return 0; } @@ -14393,8 +14351,8 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, struct i40e_vsi *vsi = NULL; struct i40e_veb *veb = NULL; u16 alloc_queue_pairs; - int ret, i; int v_idx; + int ret; /* The requested uplink_seid must be either * - the PF's port seid @@ -14409,21 +14367,9 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, * * Find which uplink_seid we were given and create a new VEB if needed */ - for (i = 0; i < I40E_MAX_VEB; i++) { - if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) { - veb = pf->veb[i]; - break; - } - } - + veb = i40e_pf_get_veb_by_seid(pf, uplink_seid); if (!veb && uplink_seid != pf->mac_seid) { - - for (i = 0; i < pf->num_alloc_vsi; i++) { - if (pf->vsi[i] && pf->vsi[i]->seid == uplink_seid) { - vsi = pf->vsi[i]; - break; - } - } + vsi = i40e_pf_get_vsi_by_seid(pf, uplink_seid); if (!vsi) { dev_info(&pf->pdev->dev, "no such uplink_seid %d\n", uplink_seid); @@ -14452,10 +14398,7 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, } i40e_config_bridge_mode(veb); } - for (i = 0; i < I40E_MAX_VEB && !veb; i++) { - if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) - veb = pf->veb[i]; - } + veb = i40e_pf_get_veb_by_seid(pf, vsi->uplink_seid); if (!veb) { dev_info(&pf->pdev->dev, "couldn't add VEB\n"); return NULL; @@ -14685,29 +14628,24 @@ static void i40e_switch_branch_release(struct i40e_veb *branch) struct i40e_pf *pf = branch->pf; u16 branch_seid = branch->seid; u16 veb_idx = branch->idx; + struct i40e_vsi *vsi; + struct i40e_veb *veb; int i; /* release any VEBs on this VEB - RECURSION */ - for (i = 0; i < I40E_MAX_VEB; i++) { - if (!pf->veb[i]) - continue; - if (pf->veb[i]->uplink_seid == branch->seid) - i40e_switch_branch_release(pf->veb[i]); - } + i40e_pf_for_each_veb(pf, i, veb) + if (veb->uplink_seid == branch->seid) + i40e_switch_branch_release(veb); /* Release the VSIs on this VEB, but not the owner VSI. * * NOTE: Removing the last VSI on a VEB has the SIDE EFFECT of removing * the VEB itself, so don't use (*branch) after this loop. */ - for (i = 0; i < pf->num_alloc_vsi; i++) { - if (!pf->vsi[i]) - continue; - if (pf->vsi[i]->uplink_seid == branch_seid && - (pf->vsi[i]->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) { - i40e_vsi_release(pf->vsi[i]); - } - } + i40e_pf_for_each_vsi(pf, i, vsi) + if (vsi->uplink_seid == branch_seid && + (vsi->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) + i40e_vsi_release(vsi); /* There's one corner case where the VEB might not have been * removed, so double check it here and remove it if needed. @@ -14745,38 +14683,35 @@ static void i40e_veb_clear(struct i40e_veb *veb) **/ void i40e_veb_release(struct i40e_veb *veb) { - struct i40e_vsi *vsi = NULL; + struct i40e_vsi *vsi, *vsi_it; struct i40e_pf *pf; int i, n = 0; pf = veb->pf; /* find the remaining VSI and check for extras */ - for (i = 0; i < pf->num_alloc_vsi; i++) { - if (pf->vsi[i] && pf->vsi[i]->uplink_seid == veb->seid) { + i40e_pf_for_each_vsi(pf, i, vsi_it) + if (vsi_it->uplink_seid == veb->seid) { + if (vsi_it->flags & I40E_VSI_FLAG_VEB_OWNER) + vsi = vsi_it; n++; - vsi = pf->vsi[i]; } - } - if (n != 1) { + + /* Floating VEB has to be empty and regular one must have + * single owner VSI. + */ + if ((veb->uplink_seid && n != 1) || (!veb->uplink_seid && n != 0)) { dev_info(&pf->pdev->dev, "can't remove VEB %d with %d VSIs left\n", veb->seid, n); return; } - /* move the remaining VSI to uplink veb */ - vsi->flags &= ~I40E_VSI_FLAG_VEB_OWNER; + /* For regular VEB move the owner VSI to uplink port */ if (veb->uplink_seid) { + vsi->flags &= ~I40E_VSI_FLAG_VEB_OWNER; vsi->uplink_seid = veb->uplink_seid; - if (veb->uplink_seid == pf->mac_seid) - vsi->veb_idx = I40E_NO_VEB; - else - vsi->veb_idx = veb->veb_idx; - } else { - /* floating VEB */ - vsi->uplink_seid = pf->vsi[pf->lan_vsi]->uplink_seid; - vsi->veb_idx = pf->vsi[pf->lan_vsi]->veb_idx; + vsi->veb_idx = I40E_NO_VEB; } i40e_aq_delete_element(&pf->hw, veb->seid, NULL); @@ -14794,8 +14729,8 @@ static int i40e_add_veb(struct i40e_veb *veb, struct i40e_vsi *vsi) bool enable_stats = !!test_bit(I40E_FLAG_VEB_STATS_ENA, pf->flags); int ret; - ret = i40e_aq_add_veb(&pf->hw, veb->uplink_seid, vsi->seid, - veb->enabled_tc, false, + ret = i40e_aq_add_veb(&pf->hw, veb->uplink_seid, vsi ? vsi->seid : 0, + veb->enabled_tc, vsi ? false : true, &veb->seid, enable_stats, NULL); /* get a VEB from the hardware */ @@ -14827,9 +14762,11 @@ static int i40e_add_veb(struct i40e_veb *veb, struct i40e_vsi *vsi) return -ENOENT; } - vsi->uplink_seid = veb->seid; - vsi->veb_idx = veb->idx; - vsi->flags |= I40E_VSI_FLAG_VEB_OWNER; + if (vsi) { + vsi->uplink_seid = veb->seid; + vsi->veb_idx = veb->idx; + vsi->flags |= I40E_VSI_FLAG_VEB_OWNER; + } return 0; } @@ -14854,8 +14791,9 @@ struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid, u16 vsi_seid, u8 enabled_tc) { - struct i40e_veb *veb, *uplink_veb = NULL; - int vsi_idx, veb_idx; + struct i40e_vsi *vsi = NULL; + struct i40e_veb *veb; + int veb_idx; int ret; /* if one seid is 0, the other must be 0 to create a floating relay */ @@ -14868,26 +14806,11 @@ struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, } /* make sure there is such a vsi and uplink */ - for (vsi_idx = 0; vsi_idx < pf->num_alloc_vsi; vsi_idx++) - if (pf->vsi[vsi_idx] && pf->vsi[vsi_idx]->seid == vsi_seid) - break; - if (vsi_idx == pf->num_alloc_vsi && vsi_seid != 0) { - dev_info(&pf->pdev->dev, "vsi seid %d not found\n", - vsi_seid); - return NULL; - } - - if (uplink_seid && uplink_seid != pf->mac_seid) { - for (veb_idx = 0; veb_idx < I40E_MAX_VEB; veb_idx++) { - if (pf->veb[veb_idx] && - pf->veb[veb_idx]->seid == uplink_seid) { - uplink_veb = pf->veb[veb_idx]; - break; - } - } - if (!uplink_veb) { - dev_info(&pf->pdev->dev, - "uplink seid %d not found\n", uplink_seid); + if (vsi_seid) { + vsi = i40e_pf_get_vsi_by_seid(pf, vsi_seid); + if (!vsi) { + dev_err(&pf->pdev->dev, "vsi seid %d not found\n", + vsi_seid); return NULL; } } @@ -14899,14 +14822,14 @@ struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, veb = pf->veb[veb_idx]; veb->flags = flags; veb->uplink_seid = uplink_seid; - veb->veb_idx = (uplink_veb ? uplink_veb->idx : I40E_NO_VEB); veb->enabled_tc = (enabled_tc ? enabled_tc : 0x1); /* create the VEB in the switch */ - ret = i40e_add_veb(veb, pf->vsi[vsi_idx]); + ret = i40e_add_veb(veb, vsi); if (ret) goto err_veb; - if (vsi_idx == pf->lan_vsi) + + if (vsi && vsi->idx == pf->lan_vsi) pf->lan_veb = veb->idx; return veb; @@ -14934,6 +14857,7 @@ static void i40e_setup_pf_switch_element(struct i40e_pf *pf, u16 uplink_seid = le16_to_cpu(ele->uplink_seid); u8 element_type = ele->element_type; u16 seid = le16_to_cpu(ele->seid); + struct i40e_veb *veb; if (printconfig) dev_info(&pf->pdev->dev, @@ -14952,13 +14876,10 @@ static void i40e_setup_pf_switch_element(struct i40e_pf *pf, int v; /* find existing or else empty VEB */ - for (v = 0; v < I40E_MAX_VEB; v++) { - if (pf->veb[v] && (pf->veb[v]->seid == seid)) { - pf->lan_veb = v; - break; - } - } - if (pf->lan_veb >= I40E_MAX_VEB) { + veb = i40e_pf_get_veb_by_seid(pf, seid); + if (veb) { + pf->lan_veb = veb->idx; + } else { v = i40e_veb_mem_alloc(pf); if (v < 0) break; @@ -14971,7 +14892,6 @@ static void i40e_setup_pf_switch_element(struct i40e_pf *pf, pf->veb[pf->lan_veb]->seid = seid; pf->veb[pf->lan_veb]->uplink_seid = pf->mac_seid; pf->veb[pf->lan_veb]->pf = pf; - pf->veb[pf->lan_veb]->veb_idx = I40E_NO_VEB; break; case I40E_SWITCH_ELEMENT_TYPE_VSI: if (num_reported != 1) @@ -15634,6 +15554,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) #ifdef CONFIG_I40E_DCB enum i40e_get_fw_lldp_status_resp lldp_status; #endif /* CONFIG_I40E_DCB */ + struct i40e_vsi *vsi; struct i40e_pf *pf; struct i40e_hw *hw; u16 wol_nvm_bits; @@ -15644,7 +15565,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) #endif /* CONFIG_I40E_DCB */ int err; u32 val; - u32 i; err = pci_enable_device_mem(pdev); if (err) @@ -15994,12 +15914,9 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_LIST_HEAD(&pf->vsi[pf->lan_vsi]->ch_list); /* if FDIR VSI was set up, start it now */ - for (i = 0; i < pf->num_alloc_vsi; i++) { - if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) { - i40e_vsi_open(pf->vsi[i]); - break; - } - } + vsi = i40e_find_vsi_by_type(pf, I40E_VSI_FDIR); + if (vsi) + i40e_vsi_open(vsi); /* The driver only wants link up/down and module qualification * reports from firmware. Note the negative logic. @@ -16245,6 +16162,8 @@ static void i40e_remove(struct pci_dev *pdev) { struct i40e_pf *pf = pci_get_drvdata(pdev); struct i40e_hw *hw = &pf->hw; + struct i40e_vsi *vsi; + struct i40e_veb *veb; int ret_code; int i; @@ -16302,24 +16221,19 @@ static void i40e_remove(struct pci_dev *pdev) /* If there is a switch structure or any orphans, remove them. * This will leave only the PF's VSI remaining. */ - for (i = 0; i < I40E_MAX_VEB; i++) { - if (!pf->veb[i]) - continue; - - if (pf->veb[i]->uplink_seid == pf->mac_seid || - pf->veb[i]->uplink_seid == 0) - i40e_switch_branch_release(pf->veb[i]); - } + i40e_pf_for_each_veb(pf, i, veb) + if (veb->uplink_seid == pf->mac_seid || + veb->uplink_seid == 0) + i40e_switch_branch_release(veb); /* Now we can shutdown the PF's VSIs, just before we kill * adminq and hmc. */ - for (i = pf->num_alloc_vsi; i--;) - if (pf->vsi[i]) { - i40e_vsi_close(pf->vsi[i]); - i40e_vsi_release(pf->vsi[i]); - pf->vsi[i] = NULL; - } + i40e_pf_for_each_vsi(pf, i, vsi) { + i40e_vsi_close(vsi); + i40e_vsi_release(vsi); + pf->vsi[i] = NULL; + } i40e_cloud_filter_exit(pf); @@ -16356,18 +16270,17 @@ unmap: /* Clear all dynamic memory lists of rings, q_vectors, and VSIs */ rtnl_lock(); i40e_clear_interrupt_scheme(pf); - for (i = 0; i < pf->num_alloc_vsi; i++) { - if (pf->vsi[i]) { - if (!test_bit(__I40E_RECOVERY_MODE, pf->state)) - i40e_vsi_clear_rings(pf->vsi[i]); - i40e_vsi_clear(pf->vsi[i]); - pf->vsi[i] = NULL; - } + i40e_pf_for_each_vsi(pf, i, vsi) { + if (!test_bit(__I40E_RECOVERY_MODE, pf->state)) + i40e_vsi_clear_rings(vsi); + + i40e_vsi_clear(vsi); + pf->vsi[i] = NULL; } rtnl_unlock(); - for (i = 0; i < I40E_MAX_VEB; i++) { - kfree(pf->veb[i]); + i40e_pf_for_each_veb(pf, i, veb) { + kfree(veb); pf->veb[i] = NULL; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h index af4269330581..ce1f11b8ad65 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h @@ -567,8 +567,7 @@ static inline bool i40e_is_fw_ver_lt(struct i40e_hw *hw, u16 maj, u16 min) **/ static inline bool i40e_is_fw_ver_eq(struct i40e_hw *hw, u16 maj, u16 min) { - return (hw->aq.fw_maj_ver > maj || - (hw->aq.fw_maj_ver == maj && hw->aq.fw_min_ver == min)); + return (hw->aq.fw_maj_ver == maj && hw->aq.fw_min_ver == min); } #endif /* _I40E_PROTOTYPE_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 908cdbd3ec5d..83a34e98bdc7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -491,8 +491,6 @@ static void i40e_release_rdma_qvlist(struct i40e_vf *vf) u32 v_idx, reg_idx, reg; qv_info = &qvlist_info->qv_info[i]; - if (!qv_info) - continue; v_idx = qv_info->v_idx; if (qv_info->ceq_idx != I40E_QUEUE_INVALID_IDX) { /* Figure out the queue after CEQ and make that the @@ -562,8 +560,6 @@ i40e_config_rdma_qvlist(struct i40e_vf *vf, msix_vf = pf->hw.func_caps.num_msix_vectors_vf; for (i = 0; i < qvlist_info->num_vectors; i++) { qv_info = &qvlist_info->qv_info[i]; - if (!qv_info) - continue; /* Validate vector id belongs to this vf */ if (!i40e_vc_isvalid_vector_id(vf, qv_info->v_idx)) { @@ -2848,6 +2844,24 @@ error_param: (u8 *)&stats, sizeof(stats)); } +/** + * i40e_can_vf_change_mac + * @vf: pointer to the VF info + * + * Return true if the VF is allowed to change its MAC filters, false otherwise + */ +static bool i40e_can_vf_change_mac(struct i40e_vf *vf) +{ + /* If the VF MAC address has been set administratively (via the + * ndo_set_vf_mac command), then deny permission to the VF to + * add/delete unicast MAC addresses, unless the VF is trusted + */ + if (vf->pf_set_mac && !vf->trusted) + return false; + + return true; +} + #define I40E_MAX_MACVLAN_PER_HW 3072 #define I40E_MAX_MACVLAN_PER_PF(num_ports) (I40E_MAX_MACVLAN_PER_HW / \ (num_ports)) @@ -2907,8 +2921,8 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, * The VF may request to set the MAC address filter already * assigned to it so do not return an error in that case. */ - if (!test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) && - !is_multicast_ether_addr(addr) && vf->pf_set_mac && + if (!i40e_can_vf_change_mac(vf) && + !is_multicast_ether_addr(addr) && !ether_addr_equal(addr, vf->default_lan_addr.addr)) { dev_err(&pf->pdev->dev, "VF attempting to override administratively set MAC address, bring down and up the VF interface to resume normal operation\n"); @@ -3114,19 +3128,29 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg) ret = -EINVAL; goto error_param; } - if (ether_addr_equal(al->list[i].addr, vf->default_lan_addr.addr)) - was_unimac_deleted = true; } vsi = pf->vsi[vf->lan_vsi_idx]; spin_lock_bh(&vsi->mac_filter_hash_lock); /* delete addresses from the list */ - for (i = 0; i < al->num_elements; i++) + for (i = 0; i < al->num_elements; i++) { + const u8 *addr = al->list[i].addr; + + /* Allow to delete VF primary MAC only if it was not set + * administratively by PF or if VF is trusted. + */ + if (ether_addr_equal(addr, vf->default_lan_addr.addr) && + i40e_can_vf_change_mac(vf)) + was_unimac_deleted = true; + else + continue; + if (i40e_del_mac_filter(vsi, al->list[i].addr)) { ret = -EINVAL; spin_unlock_bh(&vsi->mac_filter_hash_lock); goto error_param; } + } spin_unlock_bh(&vsi->mac_filter_hash_lock); diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 335fd13e86f7..ef2440f3abf8 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -2170,19 +2170,10 @@ static int iavf_process_aq_command(struct iavf_adapter *adapter) iavf_add_cloud_filter(adapter); return 0; } - - if (adapter->aq_required & IAVF_FLAG_AQ_DEL_CLOUD_FILTER) { - iavf_del_cloud_filter(adapter); - return 0; - } if (adapter->aq_required & IAVF_FLAG_AQ_DEL_CLOUD_FILTER) { iavf_del_cloud_filter(adapter); return 0; } - if (adapter->aq_required & IAVF_FLAG_AQ_ADD_CLOUD_FILTER) { - iavf_add_cloud_filter(adapter); - return 0; - } if (adapter->aq_required & IAVF_FLAG_AQ_ADD_FDIR_FILTER) { iavf_add_fdir_filter(adapter); return IAVF_SUCCESS; @@ -4423,12 +4414,12 @@ static netdev_features_t iavf_features_check(struct sk_buff *skb, features &= ~NETIF_F_GSO_MASK; /* MACLEN can support at most 63 words */ - len = skb_network_header(skb) - skb->data; + len = skb_network_offset(skb); if (len & ~(63 * 2)) goto out_err; /* IPLEN and EIPLEN can support at most 127 dwords */ - len = skb_transport_header(skb) - skb_network_header(skb); + len = skb_network_header_len(skb); if (len & ~(127 * 4)) goto out_err; diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 367b613d92c0..365c03d1c462 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -493,7 +493,6 @@ enum ice_pf_flags { ICE_FLAG_DCB_ENA, ICE_FLAG_FD_ENA, ICE_FLAG_PTP_SUPPORTED, /* PTP is supported by NVM */ - ICE_FLAG_PTP, /* PTP is enabled by software */ ICE_FLAG_ADV_FEATURES, ICE_FLAG_TC_MQPRIO, /* support for Multi queue TC */ ICE_FLAG_CLS_FLOWER, @@ -606,6 +605,7 @@ struct ice_pf { wait_queue_head_t reset_wait_queue; u32 hw_csum_rx_error; + u32 hw_rx_eipe_error; u32 oicr_err_reg; struct msi_map oicr_irq; /* Other interrupt cause MSIX vector */ struct msi_map ll_ts_irq; /* LL_TS interrupt MSIX vector */ @@ -896,6 +896,7 @@ static inline bool ice_is_adq_active(struct ice_pf *pf) } void ice_debugfs_fwlog_init(struct ice_pf *pf); +void ice_debugfs_pf_deinit(struct ice_pf *pf); void ice_debugfs_init(void); void ice_debugfs_exit(void); void ice_pf_fwlog_update_module(struct ice_pf *pf, int log_level, int module); @@ -983,6 +984,8 @@ void ice_service_task_schedule(struct ice_pf *pf); int ice_load(struct ice_pf *pf); void ice_unload(struct ice_pf *pf); void ice_adv_lnk_speed_maps_init(void); +int ice_init_dev(struct ice_pf *pf); +void ice_deinit_dev(struct ice_pf *pf); /** * ice_set_rdma_cap - enable RDMA support diff --git a/drivers/net/ethernet/intel/ice/ice_arfs.c b/drivers/net/ethernet/intel/ice/ice_arfs.c index cca0e753f38f..7cee365cc7d1 100644 --- a/drivers/net/ethernet/intel/ice/ice_arfs.c +++ b/drivers/net/ethernet/intel/ice/ice_arfs.c @@ -2,6 +2,7 @@ /* Copyright (C) 2018-2020, Intel Corporation. */ #include "ice.h" +#include <net/rps.h> /** * ice_is_arfs_active - helper to check is aRFS is active diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c index 7ac847718882..d2fd315556a3 100644 --- a/drivers/net/ethernet/intel/ice/ice_base.c +++ b/drivers/net/ethernet/intel/ice/ice_base.c @@ -190,15 +190,13 @@ static void ice_free_q_vector(struct ice_vsi *vsi, int v_idx) q_vector = vsi->q_vectors[v_idx]; ice_for_each_tx_ring(tx_ring, q_vector->tx) { - if (vsi->netdev) - netif_queue_set_napi(vsi->netdev, tx_ring->q_index, - NETDEV_QUEUE_TYPE_TX, NULL); + ice_queue_set_napi(vsi, tx_ring->q_index, NETDEV_QUEUE_TYPE_TX, + NULL); tx_ring->q_vector = NULL; } ice_for_each_rx_ring(rx_ring, q_vector->rx) { - if (vsi->netdev) - netif_queue_set_napi(vsi->netdev, rx_ring->q_index, - NETDEV_QUEUE_TYPE_RX, NULL); + ice_queue_set_napi(vsi, rx_ring->q_index, NETDEV_QUEUE_TYPE_RX, + NULL); rx_ring->q_vector = NULL; } @@ -538,7 +536,7 @@ static void ice_xsk_pool_fill_cb(struct ice_rx_ring *ring) * * Return 0 on success and a negative value on error. */ -int ice_vsi_cfg_rxq(struct ice_rx_ring *ring) +static int ice_vsi_cfg_rxq(struct ice_rx_ring *ring) { struct device *dev = ice_pf_to_dev(ring->vsi->back); u32 num_bufs = ICE_RX_DESC_UNUSED(ring); @@ -633,6 +631,62 @@ int ice_vsi_cfg_rxq(struct ice_rx_ring *ring) return 0; } +int ice_vsi_cfg_single_rxq(struct ice_vsi *vsi, u16 q_idx) +{ + if (q_idx >= vsi->num_rxq) + return -EINVAL; + + return ice_vsi_cfg_rxq(vsi->rx_rings[q_idx]); +} + +/** + * ice_vsi_cfg_frame_size - setup max frame size and Rx buffer length + * @vsi: VSI + */ +static void ice_vsi_cfg_frame_size(struct ice_vsi *vsi) +{ + if (!vsi->netdev || test_bit(ICE_FLAG_LEGACY_RX, vsi->back->flags)) { + vsi->max_frame = ICE_MAX_FRAME_LEGACY_RX; + vsi->rx_buf_len = ICE_RXBUF_1664; +#if (PAGE_SIZE < 8192) + } else if (!ICE_2K_TOO_SMALL_WITH_PADDING && + (vsi->netdev->mtu <= ETH_DATA_LEN)) { + vsi->max_frame = ICE_RXBUF_1536 - NET_IP_ALIGN; + vsi->rx_buf_len = ICE_RXBUF_1536 - NET_IP_ALIGN; +#endif + } else { + vsi->max_frame = ICE_AQ_SET_MAC_FRAME_SIZE_MAX; + vsi->rx_buf_len = ICE_RXBUF_3072; + } +} + +/** + * ice_vsi_cfg_rxqs - Configure the VSI for Rx + * @vsi: the VSI being configured + * + * Return 0 on success and a negative value on error + * Configure the Rx VSI for operation. + */ +int ice_vsi_cfg_rxqs(struct ice_vsi *vsi) +{ + u16 i; + + if (vsi->type == ICE_VSI_VF) + goto setup_rings; + + ice_vsi_cfg_frame_size(vsi); +setup_rings: + /* set up individual rings */ + ice_for_each_rxq(vsi, i) { + int err = ice_vsi_cfg_rxq(vsi->rx_rings[i]); + + if (err) + return err; + } + + return 0; +} + /** * __ice_vsi_get_qs - helper function for assigning queues from PF to VSI * @qs_cfg: gathered variables needed for pf->vsi queues assignment @@ -828,7 +882,7 @@ void ice_vsi_free_q_vectors(struct ice_vsi *vsi) * @ring: Tx ring to be configured * @qg_buf: queue group buffer */ -int +static int ice_vsi_cfg_txq(struct ice_vsi *vsi, struct ice_tx_ring *ring, struct ice_aqc_add_tx_qgrp *qg_buf) { @@ -899,6 +953,80 @@ ice_vsi_cfg_txq(struct ice_vsi *vsi, struct ice_tx_ring *ring, return 0; } +int ice_vsi_cfg_single_txq(struct ice_vsi *vsi, struct ice_tx_ring **tx_rings, + u16 q_idx) +{ + DEFINE_FLEX(struct ice_aqc_add_tx_qgrp, qg_buf, txqs, 1); + + if (q_idx >= vsi->alloc_txq || !tx_rings || !tx_rings[q_idx]) + return -EINVAL; + + qg_buf->num_txqs = 1; + + return ice_vsi_cfg_txq(vsi, tx_rings[q_idx], qg_buf); +} + +/** + * ice_vsi_cfg_txqs - Configure the VSI for Tx + * @vsi: the VSI being configured + * @rings: Tx ring array to be configured + * @count: number of Tx ring array elements + * + * Return 0 on success and a negative value on error + * Configure the Tx VSI for operation. + */ +static int +ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_tx_ring **rings, u16 count) +{ + DEFINE_FLEX(struct ice_aqc_add_tx_qgrp, qg_buf, txqs, 1); + int err = 0; + u16 q_idx; + + qg_buf->num_txqs = 1; + + for (q_idx = 0; q_idx < count; q_idx++) { + err = ice_vsi_cfg_txq(vsi, rings[q_idx], qg_buf); + if (err) + break; + } + + return err; +} + +/** + * ice_vsi_cfg_lan_txqs - Configure the VSI for Tx + * @vsi: the VSI being configured + * + * Return 0 on success and a negative value on error + * Configure the Tx VSI for operation. + */ +int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi) +{ + return ice_vsi_cfg_txqs(vsi, vsi->tx_rings, vsi->num_txq); +} + +/** + * ice_vsi_cfg_xdp_txqs - Configure Tx queues dedicated for XDP in given VSI + * @vsi: the VSI being configured + * + * Return 0 on success and a negative value on error + * Configure the Tx queues dedicated for XDP in given VSI for operation. + */ +int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi) +{ + int ret; + int i; + + ret = ice_vsi_cfg_txqs(vsi, vsi->xdp_rings, vsi->num_xdp_txq); + if (ret) + return ret; + + ice_for_each_rxq(vsi, i) + ice_tx_xsk_pool(vsi, i); + + return 0; +} + /** * ice_cfg_itr - configure the initial interrupt throttle values * @hw: pointer to the HW structure diff --git a/drivers/net/ethernet/intel/ice/ice_base.h b/drivers/net/ethernet/intel/ice/ice_base.h index 17321ba75602..b711bc921928 100644 --- a/drivers/net/ethernet/intel/ice/ice_base.h +++ b/drivers/net/ethernet/intel/ice/ice_base.h @@ -6,7 +6,8 @@ #include "ice.h" -int ice_vsi_cfg_rxq(struct ice_rx_ring *ring); +int ice_vsi_cfg_single_rxq(struct ice_vsi *vsi, u16 q_idx); +int ice_vsi_cfg_rxqs(struct ice_vsi *vsi); int __ice_vsi_get_qs(struct ice_qs_cfg *qs_cfg); int ice_vsi_ctrl_one_rx_ring(struct ice_vsi *vsi, bool ena, u16 rxq_idx, bool wait); @@ -14,9 +15,10 @@ int ice_vsi_wait_one_rx_ring(struct ice_vsi *vsi, bool ena, u16 rxq_idx); int ice_vsi_alloc_q_vectors(struct ice_vsi *vsi); void ice_vsi_map_rings_to_vectors(struct ice_vsi *vsi); void ice_vsi_free_q_vectors(struct ice_vsi *vsi); -int -ice_vsi_cfg_txq(struct ice_vsi *vsi, struct ice_tx_ring *ring, - struct ice_aqc_add_tx_qgrp *qg_buf); +int ice_vsi_cfg_single_txq(struct ice_vsi *vsi, struct ice_tx_ring **tx_rings, + u16 q_idx); +int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi); +int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi); void ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector); void ice_cfg_txq_interrupt(struct ice_vsi *vsi, u16 txq, u16 msix_idx, u16 itr_idx); diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index 10c32cd80fff..4d8111aeb0ff 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -154,6 +154,12 @@ static int ice_set_mac_type(struct ice_hw *hw) case ICE_DEV_ID_E823L_SFP: hw->mac_type = ICE_MAC_GENERIC; break; + case ICE_DEV_ID_E825C_BACKPLANE: + case ICE_DEV_ID_E825C_QSFP: + case ICE_DEV_ID_E825C_SFP: + case ICE_DEV_ID_E825C_SGMII: + hw->mac_type = ICE_MAC_GENERIC_3K_E825; + break; case ICE_DEV_ID_E830_BACKPLANE: case ICE_DEV_ID_E830_QSFP56: case ICE_DEV_ID_E830_SFP: @@ -170,6 +176,18 @@ static int ice_set_mac_type(struct ice_hw *hw) } /** + * ice_is_generic_mac - check if device's mac_type is generic + * @hw: pointer to the hardware structure + * + * Return: true if mac_type is generic (with SBQ support), false if not + */ +bool ice_is_generic_mac(struct ice_hw *hw) +{ + return (hw->mac_type == ICE_MAC_GENERIC || + hw->mac_type == ICE_MAC_GENERIC_3K_E825); +} + +/** * ice_is_e810 * @hw: pointer to the hardware structure * @@ -241,6 +259,25 @@ bool ice_is_e823(struct ice_hw *hw) } /** + * ice_is_e825c - Check if a device is E825C family device + * @hw: pointer to the hardware structure + * + * Return: true if the device is E825-C based, false if not. + */ +bool ice_is_e825c(struct ice_hw *hw) +{ + switch (hw->device_id) { + case ICE_DEV_ID_E825C_BACKPLANE: + case ICE_DEV_ID_E825C_QSFP: + case ICE_DEV_ID_E825C_SFP: + case ICE_DEV_ID_E825C_SGMII: + return true; + default: + return false; + } +} + +/** * ice_clear_pf_cfg - Clear PF configuration * @hw: pointer to the hardware structure * @@ -965,9 +1002,9 @@ static void ice_get_itr_intrl_gran(struct ice_hw *hw) */ int ice_init_hw(struct ice_hw *hw) { - struct ice_aqc_get_phy_caps_data *pcaps; + struct ice_aqc_get_phy_caps_data *pcaps __free(kfree); + void *mac_buf __free(kfree); u16 mac_buf_len; - void *mac_buf; int status; /* Set MAC type based on DeviceID */ @@ -1045,7 +1082,7 @@ int ice_init_hw(struct ice_hw *hw) if (status) goto err_unroll_sched; - pcaps = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*pcaps), GFP_KERNEL); + pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); if (!pcaps) { status = -ENOMEM; goto err_unroll_sched; @@ -1055,7 +1092,6 @@ int ice_init_hw(struct ice_hw *hw) status = ice_aq_get_phy_caps(hw->port_info, false, ICE_AQC_REPORT_TOPO_CAP_MEDIA, pcaps, NULL); - devm_kfree(ice_hw_to_dev(hw), pcaps); if (status) dev_warn(ice_hw_to_dev(hw), "Get PHY capabilities failed status = %d, continuing anyway\n", status); @@ -1082,18 +1118,15 @@ int ice_init_hw(struct ice_hw *hw) /* Get MAC information */ /* A single port can report up to two (LAN and WoL) addresses */ - mac_buf = devm_kcalloc(ice_hw_to_dev(hw), 2, - sizeof(struct ice_aqc_manage_mac_read_resp), - GFP_KERNEL); - mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp); - + mac_buf = kcalloc(2, sizeof(struct ice_aqc_manage_mac_read_resp), + GFP_KERNEL); if (!mac_buf) { status = -ENOMEM; goto err_unroll_fltr_mgmt_struct; } + mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp); status = ice_aq_manage_mac_read(hw, mac_buf, mac_buf_len, NULL); - devm_kfree(ice_hw_to_dev(hw), mac_buf); if (status) goto err_unroll_fltr_mgmt_struct; @@ -1362,9 +1395,8 @@ static const struct ice_ctx_ele ice_rlan_ctx_info[] = { * it to HW register space and enables the hardware to prefetch descriptors * instead of only fetching them on demand */ -int -ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx, - u32 rxq_index) +int ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx, + u32 rxq_index) { u8 ctx_buf[ICE_RXQ_CTX_SZ] = { 0 }; @@ -3240,19 +3272,14 @@ int ice_update_link_info(struct ice_port_info *pi) return status; if (li->link_info & ICE_AQ_MEDIA_AVAILABLE) { - struct ice_aqc_get_phy_caps_data *pcaps; - struct ice_hw *hw; + struct ice_aqc_get_phy_caps_data *pcaps __free(kfree); - hw = pi->hw; - pcaps = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*pcaps), - GFP_KERNEL); + pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); if (!pcaps) return -ENOMEM; status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP_MEDIA, pcaps, NULL); - - devm_kfree(ice_hw_to_dev(hw), pcaps); } return status; @@ -3393,8 +3420,8 @@ ice_cfg_phy_fc(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, int ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update) { + struct ice_aqc_get_phy_caps_data *pcaps __free(kfree); struct ice_aqc_set_phy_cfg_data cfg = { 0 }; - struct ice_aqc_get_phy_caps_data *pcaps; struct ice_hw *hw; int status; @@ -3404,7 +3431,7 @@ ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update) *aq_failures = 0; hw = pi->hw; - pcaps = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*pcaps), GFP_KERNEL); + pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); if (!pcaps) return -ENOMEM; @@ -3456,7 +3483,6 @@ ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update) } out: - devm_kfree(ice_hw_to_dev(hw), pcaps); return status; } @@ -3535,7 +3561,7 @@ int ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, enum ice_fec_mode fec) { - struct ice_aqc_get_phy_caps_data *pcaps; + struct ice_aqc_get_phy_caps_data *pcaps __free(kfree); struct ice_hw *hw; int status; @@ -3604,8 +3630,6 @@ ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, } out: - kfree(pcaps); - return status; } @@ -4325,13 +4349,13 @@ ice_aq_add_rdma_qsets(struct ice_hw *hw, u8 num_qset_grps, /* End of FW Admin Queue command wrappers */ /** - * ice_write_byte - write a byte to a packed context structure - * @src_ctx: the context structure to read from - * @dest_ctx: the context to be written to - * @ce_info: a description of the struct to be filled + * ice_pack_ctx_byte - write a byte to a packed context structure + * @src_ctx: unpacked source context structure + * @dest_ctx: packed destination context data + * @ce_info: context element description */ -static void -ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) +static void ice_pack_ctx_byte(u8 *src_ctx, u8 *dest_ctx, + const struct ice_ctx_ele *ce_info) { u8 src_byte, dest_byte, mask; u8 *from, *dest; @@ -4342,14 +4366,11 @@ ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) /* prepare the bits and mask */ shift_width = ce_info->lsb % 8; - mask = (u8)(BIT(ce_info->width) - 1); + mask = GENMASK(ce_info->width - 1 + shift_width, shift_width); src_byte = *from; - src_byte &= mask; - - /* shift to correct alignment */ - mask <<= shift_width; src_byte <<= shift_width; + src_byte &= mask; /* get the current bits from the target bit string */ dest = dest_ctx + (ce_info->lsb / 8); @@ -4364,13 +4385,13 @@ ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) } /** - * ice_write_word - write a word to a packed context structure - * @src_ctx: the context structure to read from - * @dest_ctx: the context to be written to - * @ce_info: a description of the struct to be filled + * ice_pack_ctx_word - write a word to a packed context structure + * @src_ctx: unpacked source context structure + * @dest_ctx: packed destination context data + * @ce_info: context element description */ -static void -ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) +static void ice_pack_ctx_word(u8 *src_ctx, u8 *dest_ctx, + const struct ice_ctx_ele *ce_info) { u16 src_word, mask; __le16 dest_word; @@ -4382,17 +4403,14 @@ ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) /* prepare the bits and mask */ shift_width = ce_info->lsb % 8; - mask = BIT(ce_info->width) - 1; + mask = GENMASK(ce_info->width - 1 + shift_width, shift_width); /* don't swizzle the bits until after the mask because the mask bits * will be in a different bit position on big endian machines */ src_word = *(u16 *)from; - src_word &= mask; - - /* shift to correct alignment */ - mask <<= shift_width; src_word <<= shift_width; + src_word &= mask; /* get the current bits from the target bit string */ dest = dest_ctx + (ce_info->lsb / 8); @@ -4407,13 +4425,13 @@ ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) } /** - * ice_write_dword - write a dword to a packed context structure - * @src_ctx: the context structure to read from - * @dest_ctx: the context to be written to - * @ce_info: a description of the struct to be filled + * ice_pack_ctx_dword - write a dword to a packed context structure + * @src_ctx: unpacked source context structure + * @dest_ctx: packed destination context data + * @ce_info: context element description */ -static void -ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) +static void ice_pack_ctx_dword(u8 *src_ctx, u8 *dest_ctx, + const struct ice_ctx_ele *ce_info) { u32 src_dword, mask; __le32 dest_dword; @@ -4425,25 +4443,14 @@ ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) /* prepare the bits and mask */ shift_width = ce_info->lsb % 8; - - /* if the field width is exactly 32 on an x86 machine, then the shift - * operation will not work because the SHL instructions count is masked - * to 5 bits so the shift will do nothing - */ - if (ce_info->width < 32) - mask = BIT(ce_info->width) - 1; - else - mask = (u32)~0; + mask = GENMASK(ce_info->width - 1 + shift_width, shift_width); /* don't swizzle the bits until after the mask because the mask bits * will be in a different bit position on big endian machines */ src_dword = *(u32 *)from; - src_dword &= mask; - - /* shift to correct alignment */ - mask <<= shift_width; src_dword <<= shift_width; + src_dword &= mask; /* get the current bits from the target bit string */ dest = dest_ctx + (ce_info->lsb / 8); @@ -4458,13 +4465,13 @@ ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) } /** - * ice_write_qword - write a qword to a packed context structure - * @src_ctx: the context structure to read from - * @dest_ctx: the context to be written to - * @ce_info: a description of the struct to be filled + * ice_pack_ctx_qword - write a qword to a packed context structure + * @src_ctx: unpacked source context structure + * @dest_ctx: packed destination context data + * @ce_info: context element description */ -static void -ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) +static void ice_pack_ctx_qword(u8 *src_ctx, u8 *dest_ctx, + const struct ice_ctx_ele *ce_info) { u64 src_qword, mask; __le64 dest_qword; @@ -4476,25 +4483,14 @@ ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) /* prepare the bits and mask */ shift_width = ce_info->lsb % 8; - - /* if the field width is exactly 64 on an x86 machine, then the shift - * operation will not work because the SHL instructions count is masked - * to 6 bits so the shift will do nothing - */ - if (ce_info->width < 64) - mask = BIT_ULL(ce_info->width) - 1; - else - mask = (u64)~0; + mask = GENMASK_ULL(ce_info->width - 1 + shift_width, shift_width); /* don't swizzle the bits until after the mask because the mask bits * will be in a different bit position on big endian machines */ src_qword = *(u64 *)from; - src_qword &= mask; - - /* shift to correct alignment */ - mask <<= shift_width; src_qword <<= shift_width; + src_qword &= mask; /* get the current bits from the target bit string */ dest = dest_ctx + (ce_info->lsb / 8); @@ -4513,11 +4509,10 @@ ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info) * @hw: pointer to the hardware structure * @src_ctx: pointer to a generic non-packed context structure * @dest_ctx: pointer to memory for the packed structure - * @ce_info: a description of the structure to be transformed + * @ce_info: List of Rx context elements */ -int -ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx, - const struct ice_ctx_ele *ce_info) +int ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx, + const struct ice_ctx_ele *ce_info) { int f; @@ -4533,16 +4528,16 @@ ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx, } switch (ce_info[f].size_of) { case sizeof(u8): - ice_write_byte(src_ctx, dest_ctx, &ce_info[f]); + ice_pack_ctx_byte(src_ctx, dest_ctx, &ce_info[f]); break; case sizeof(u16): - ice_write_word(src_ctx, dest_ctx, &ce_info[f]); + ice_pack_ctx_word(src_ctx, dest_ctx, &ce_info[f]); break; case sizeof(u32): - ice_write_dword(src_ctx, dest_ctx, &ce_info[f]); + ice_pack_ctx_dword(src_ctx, dest_ctx, &ce_info[f]); break; case sizeof(u64): - ice_write_qword(src_ctx, dest_ctx, &ce_info[f]); + ice_pack_ctx_qword(src_ctx, dest_ctx, &ce_info[f]); break; default: return -EINVAL; diff --git a/drivers/net/ethernet/intel/ice/ice_common.h b/drivers/net/ethernet/intel/ice/ice_common.h index 3e933f75e948..ffb22c7ce28b 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.h +++ b/drivers/net/ethernet/intel/ice/ice_common.h @@ -53,9 +53,8 @@ int ice_get_caps(struct ice_hw *hw); void ice_set_safe_mode_caps(struct ice_hw *hw); -int -ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx, - u32 rxq_index); +int ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx, + u32 rxq_index); int ice_aq_get_rss_lut(struct ice_hw *hw, struct ice_aq_get_set_rss_lut_params *get_params); @@ -72,9 +71,8 @@ bool ice_check_sq_alive(struct ice_hw *hw, struct ice_ctl_q_info *cq); int ice_aq_q_shutdown(struct ice_hw *hw, bool unloading); void ice_fill_dflt_direct_cmd_desc(struct ice_aq_desc *desc, u16 opcode); extern const struct ice_ctx_ele ice_tlan_ctx_info[]; -int -ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx, - const struct ice_ctx_ele *ce_info); +int ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx, + const struct ice_ctx_ele *ce_info); extern struct mutex ice_global_cfg_lock_sw; @@ -112,6 +110,7 @@ ice_update_phy_type(u64 *phy_type_low, u64 *phy_type_high, int ice_aq_manage_mac_write(struct ice_hw *hw, const u8 *mac_addr, u8 flags, struct ice_sq_cd *cd); +bool ice_is_generic_mac(struct ice_hw *hw); bool ice_is_e810(struct ice_hw *hw); int ice_clear_pf_cfg(struct ice_hw *hw); int @@ -251,6 +250,7 @@ ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded, u64 *prev_stat, u64 *cur_stat); bool ice_is_e810t(struct ice_hw *hw); bool ice_is_e823(struct ice_hw *hw); +bool ice_is_e825c(struct ice_hw *hw); int ice_sched_query_elem(struct ice_hw *hw, u32 node_teid, struct ice_aqc_txsched_elem_data *buf); diff --git a/drivers/net/ethernet/intel/ice/ice_controlq.c b/drivers/net/ethernet/intel/ice/ice_controlq.c index e7d2474c431c..ffe660f34992 100644 --- a/drivers/net/ethernet/intel/ice/ice_controlq.c +++ b/drivers/net/ethernet/intel/ice/ice_controlq.c @@ -666,7 +666,7 @@ bool ice_is_sbq_supported(struct ice_hw *hw) /* The device sideband queue is only supported on devices with the * generic MAC type. */ - return hw->mac_type == ICE_MAC_GENERIC; + return ice_is_generic_mac(hw); } /** diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.c b/drivers/net/ethernet/intel/ice/ice_ddp.c index 8b7504a9df31..7532d11ad7f3 100644 --- a/drivers/net/ethernet/intel/ice/ice_ddp.c +++ b/drivers/net/ethernet/intel/ice/ice_ddp.c @@ -1825,6 +1825,7 @@ static u32 ice_get_pkg_segment_id(enum ice_mac_type mac_type) seg_id = SEGMENT_TYPE_ICE_E830; break; case ICE_MAC_GENERIC: + case ICE_MAC_GENERIC_3K_E825: default: seg_id = SEGMENT_TYPE_ICE_E810; break; @@ -1845,6 +1846,9 @@ static u32 ice_get_pkg_sign_type(enum ice_mac_type mac_type) case ICE_MAC_E830: sign_type = SEGMENT_SIGN_TYPE_RSA3K_SBB; break; + case ICE_MAC_GENERIC_3K_E825: + sign_type = SEGMENT_SIGN_TYPE_RSA3K_E825; + break; case ICE_MAC_GENERIC: default: sign_type = SEGMENT_SIGN_TYPE_RSA2K; diff --git a/drivers/net/ethernet/intel/ice/ice_debugfs.c b/drivers/net/ethernet/intel/ice/ice_debugfs.c index c2bfba6b9ead..d252d98218d0 100644 --- a/drivers/net/ethernet/intel/ice/ice_debugfs.c +++ b/drivers/net/ethernet/intel/ice/ice_debugfs.c @@ -64,9 +64,6 @@ static const char * const ice_fwlog_level_string[] = { "verbose", }; -/* the order in this array is important. it matches the ordering of the - * values in the FW so the index is the same value as in ice_fwlog_level - */ static const char * const ice_fwlog_log_size[] = { "128K", "256K", @@ -648,6 +645,16 @@ err_create_module_files: } /** + * ice_debugfs_pf_deinit - cleanup PF's debugfs + * @pf: pointer to the PF struct + */ +void ice_debugfs_pf_deinit(struct ice_pf *pf) +{ + debugfs_remove_recursive(pf->ice_debugfs_pf); + pf->ice_debugfs_pf = NULL; +} + +/** * ice_debugfs_init - create root directory for debugfs entries */ void ice_debugfs_init(void) diff --git a/drivers/net/ethernet/intel/ice/ice_devids.h b/drivers/net/ethernet/intel/ice/ice_devids.h index a2d384dbfc76..9dfae9bce758 100644 --- a/drivers/net/ethernet/intel/ice/ice_devids.h +++ b/drivers/net/ethernet/intel/ice/ice_devids.h @@ -71,5 +71,13 @@ #define ICE_DEV_ID_E822L_10G_BASE_T 0x1899 /* Intel(R) Ethernet Connection E822-L 1GbE */ #define ICE_DEV_ID_E822L_SGMII 0x189A +/* Intel(R) Ethernet Connection E825-C for backplane */ +#define ICE_DEV_ID_E825C_BACKPLANE 0x579c +/* Intel(R) Ethernet Connection E825-C for QSFP */ +#define ICE_DEV_ID_E825C_QSFP 0x579d +/* Intel(R) Ethernet Connection E825-C for SFP */ +#define ICE_DEV_ID_E825C_SFP 0x579e +/* Intel(R) Ethernet Connection E825-C 1GbE */ +#define ICE_DEV_ID_E825C_SGMII 0x579f #endif /* _ICE_DEVIDS_H_ */ diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.c b/drivers/net/ethernet/intel/ice/ice_devlink.c index 65be56f2af9e..b516e42b41f0 100644 --- a/drivers/net/ethernet/intel/ice/ice_devlink.c +++ b/drivers/net/ethernet/intel/ice/ice_devlink.c @@ -445,6 +445,20 @@ ice_devlink_reload_empr_start(struct ice_pf *pf, } /** + * ice_devlink_reinit_down - unload given PF + * @pf: pointer to the PF struct + */ +static void ice_devlink_reinit_down(struct ice_pf *pf) +{ + /* No need to take devl_lock, it's already taken by devlink API */ + ice_unload(pf); + rtnl_lock(); + ice_vsi_decfg(ice_get_main_vsi(pf)); + rtnl_unlock(); + ice_deinit_dev(pf); +} + +/** * ice_devlink_reload_down - prepare for reload * @devlink: pointer to the devlink instance to reload * @netns_change: if true, the network namespace is changing @@ -477,7 +491,7 @@ ice_devlink_reload_down(struct devlink *devlink, bool netns_change, "Remove all VFs before doing reinit\n"); return -EOPNOTSUPP; } - ice_unload(pf); + ice_devlink_reinit_down(pf); return 0; case DEVLINK_RELOAD_ACTION_FW_ACTIVATE: return ice_devlink_reload_empr_start(pf, extack); @@ -1270,6 +1284,45 @@ static int ice_devlink_set_parent(struct devlink_rate *devlink_rate, } /** + * ice_devlink_reinit_up - do reinit of the given PF + * @pf: pointer to the PF struct + */ +static int ice_devlink_reinit_up(struct ice_pf *pf) +{ + struct ice_vsi *vsi = ice_get_main_vsi(pf); + struct ice_vsi_cfg_params params; + int err; + + err = ice_init_dev(pf); + if (err) + return err; + + params = ice_vsi_to_params(vsi); + params.flags = ICE_VSI_FLAG_INIT; + + rtnl_lock(); + err = ice_vsi_cfg(vsi, ¶ms); + rtnl_unlock(); + if (err) + goto err_vsi_cfg; + + /* No need to take devl_lock, it's already taken by devlink API */ + err = ice_load(pf); + if (err) + goto err_load; + + return 0; + +err_load: + rtnl_lock(); + ice_vsi_decfg(vsi); + rtnl_unlock(); +err_vsi_cfg: + ice_deinit_dev(pf); + return err; +} + +/** * ice_devlink_reload_up - do reload up after reinit * @devlink: pointer to the devlink instance reloading * @action: the action requested @@ -1289,7 +1342,7 @@ ice_devlink_reload_up(struct devlink *devlink, switch (action) { case DEVLINK_RELOAD_ACTION_DRIVER_REINIT: *actions_performed = BIT(DEVLINK_RELOAD_ACTION_DRIVER_REINIT); - return ice_load(pf); + return ice_devlink_reinit_up(pf); case DEVLINK_RELOAD_ACTION_FW_ACTIVATE: *actions_performed = BIT(DEVLINK_RELOAD_ACTION_FW_ACTIVATE); return ice_devlink_reload_empr_finish(pf, extack); @@ -1569,6 +1622,7 @@ static const struct devlink_port_ops ice_devlink_port_ops = { * @pf: the PF to create a devlink port for * * Create and register a devlink_port for this PF. + * This function has to be called under devl_lock. * * Return: zero on success or an error code on failure. */ @@ -1581,6 +1635,8 @@ int ice_devlink_create_pf_port(struct ice_pf *pf) struct device *dev; int err; + devlink = priv_to_devlink(pf); + dev = ice_pf_to_dev(pf); devlink_port = &pf->devlink_port; @@ -1601,10 +1657,9 @@ int ice_devlink_create_pf_port(struct ice_pf *pf) ice_devlink_set_switch_id(pf, &attrs.switch_id); devlink_port_attrs_set(devlink_port, &attrs); - devlink = priv_to_devlink(pf); - err = devlink_port_register_with_ops(devlink, devlink_port, vsi->idx, - &ice_devlink_port_ops); + err = devl_port_register_with_ops(devlink, devlink_port, vsi->idx, + &ice_devlink_port_ops); if (err) { dev_err(dev, "Failed to create devlink port for PF %d, error %d\n", pf->hw.pf_id, err); @@ -1619,10 +1674,11 @@ int ice_devlink_create_pf_port(struct ice_pf *pf) * @pf: the PF to cleanup * * Unregisters the devlink_port structure associated with this PF. + * This function has to be called under devl_lock. */ void ice_devlink_destroy_pf_port(struct ice_pf *pf) { - devlink_port_unregister(&pf->devlink_port); + devl_port_unregister(&pf->devlink_port); } /** diff --git a/drivers/net/ethernet/intel/ice/ice_dpll.c b/drivers/net/ethernet/intel/ice/ice_dpll.c index b9c5eced6326..e92be6f130a3 100644 --- a/drivers/net/ethernet/intel/ice/ice_dpll.c +++ b/drivers/net/ethernet/intel/ice/ice_dpll.c @@ -31,6 +31,26 @@ static const char * const pin_type_name[] = { }; /** + * ice_dpll_is_reset - check if reset is in progress + * @pf: private board structure + * @extack: error reporting + * + * If reset is in progress, fill extack with error. + * + * Return: + * * false - no reset in progress + * * true - reset in progress + */ +static bool ice_dpll_is_reset(struct ice_pf *pf, struct netlink_ext_ack *extack) +{ + if (ice_is_reset_in_progress(pf->state)) { + NL_SET_ERR_MSG(extack, "PF reset in progress"); + return true; + } + return false; +} + +/** * ice_dpll_pin_freq_set - set pin's frequency * @pf: private board structure * @pin: pointer to a pin @@ -109,6 +129,9 @@ ice_dpll_frequency_set(const struct dpll_pin *pin, void *pin_priv, struct ice_pf *pf = d->pf; int ret; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); ret = ice_dpll_pin_freq_set(pf, p, pin_type, frequency, extack); mutex_unlock(&pf->dplls.lock); @@ -254,6 +277,7 @@ ice_dpll_output_frequency_get(const struct dpll_pin *pin, void *pin_priv, * ice_dpll_pin_enable - enable a pin on dplls * @hw: board private hw structure * @pin: pointer to a pin + * @dpll_idx: dpll index to connect to output pin * @pin_type: type of pin being enabled * @extack: error reporting * @@ -266,7 +290,7 @@ ice_dpll_output_frequency_get(const struct dpll_pin *pin, void *pin_priv, */ static int ice_dpll_pin_enable(struct ice_hw *hw, struct ice_dpll_pin *pin, - enum ice_dpll_pin_type pin_type, + u8 dpll_idx, enum ice_dpll_pin_type pin_type, struct netlink_ext_ack *extack) { u8 flags = 0; @@ -280,10 +304,12 @@ ice_dpll_pin_enable(struct ice_hw *hw, struct ice_dpll_pin *pin, ret = ice_aq_set_input_pin_cfg(hw, pin->idx, 0, flags, 0, 0); break; case ICE_DPLL_PIN_TYPE_OUTPUT: + flags = ICE_AQC_SET_CGU_OUT_CFG_UPDATE_SRC_SEL; if (pin->flags[0] & ICE_AQC_GET_CGU_OUT_CFG_ESYNC_EN) flags |= ICE_AQC_SET_CGU_OUT_CFG_ESYNC_EN; flags |= ICE_AQC_SET_CGU_OUT_CFG_OUT_EN; - ret = ice_aq_set_output_pin_cfg(hw, pin->idx, flags, 0, 0, 0); + ret = ice_aq_set_output_pin_cfg(hw, pin->idx, flags, dpll_idx, + 0, 0); break; default: return -EINVAL; @@ -370,7 +396,7 @@ ice_dpll_pin_state_update(struct ice_pf *pf, struct ice_dpll_pin *pin, case ICE_DPLL_PIN_TYPE_INPUT: ret = ice_aq_get_input_pin_cfg(&pf->hw, pin->idx, NULL, NULL, NULL, &pin->flags[0], - &pin->freq, NULL); + &pin->freq, &pin->phase_adjust); if (ret) goto err; if (ICE_AQC_GET_CGU_IN_CFG_FLG2_INPUT_EN & pin->flags[0]) { @@ -398,14 +424,27 @@ ice_dpll_pin_state_update(struct ice_pf *pf, struct ice_dpll_pin *pin, break; case ICE_DPLL_PIN_TYPE_OUTPUT: ret = ice_aq_get_output_pin_cfg(&pf->hw, pin->idx, - &pin->flags[0], NULL, + &pin->flags[0], &parent, &pin->freq, NULL); if (ret) goto err; - if (ICE_AQC_SET_CGU_OUT_CFG_OUT_EN & pin->flags[0]) - pin->state[0] = DPLL_PIN_STATE_CONNECTED; - else - pin->state[0] = DPLL_PIN_STATE_DISCONNECTED; + + parent &= ICE_AQC_GET_CGU_OUT_CFG_DPLL_SRC_SEL; + if (ICE_AQC_SET_CGU_OUT_CFG_OUT_EN & pin->flags[0]) { + pin->state[pf->dplls.eec.dpll_idx] = + parent == pf->dplls.eec.dpll_idx ? + DPLL_PIN_STATE_CONNECTED : + DPLL_PIN_STATE_DISCONNECTED; + pin->state[pf->dplls.pps.dpll_idx] = + parent == pf->dplls.pps.dpll_idx ? + DPLL_PIN_STATE_CONNECTED : + DPLL_PIN_STATE_DISCONNECTED; + } else { + pin->state[pf->dplls.eec.dpll_idx] = + DPLL_PIN_STATE_DISCONNECTED; + pin->state[pf->dplls.pps.dpll_idx] = + DPLL_PIN_STATE_DISCONNECTED; + } break; case ICE_DPLL_PIN_TYPE_RCLK_INPUT: for (parent = 0; parent < pf->dplls.rclk.num_parents; @@ -488,6 +527,7 @@ ice_dpll_hw_input_prio_set(struct ice_pf *pf, struct ice_dpll *dpll, * @dpll: registered dpll pointer * @dpll_priv: private data pointer passed on dpll registration * @status: on success holds dpll's lock status + * @status_error: status error value * @extack: error reporting * * Dpll subsystem callback, provides dpll's lock status. @@ -500,6 +540,7 @@ ice_dpll_hw_input_prio_set(struct ice_pf *pf, struct ice_dpll *dpll, static int ice_dpll_lock_status_get(const struct dpll_device *dpll, void *dpll_priv, enum dpll_lock_status *status, + enum dpll_lock_status_error *status_error, struct netlink_ext_ack *extack) { struct ice_dpll *d = dpll_priv; @@ -568,9 +609,13 @@ ice_dpll_pin_state_set(const struct dpll_pin *pin, void *pin_priv, struct ice_pf *pf = d->pf; int ret; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); if (enable) - ret = ice_dpll_pin_enable(&pf->hw, p, pin_type, extack); + ret = ice_dpll_pin_enable(&pf->hw, p, d->dpll_idx, pin_type, + extack); else ret = ice_dpll_pin_disable(&pf->hw, p, pin_type, extack); if (!ret) @@ -603,6 +648,11 @@ ice_dpll_output_state_set(const struct dpll_pin *pin, void *pin_priv, struct netlink_ext_ack *extack) { bool enable = state == DPLL_PIN_STATE_CONNECTED; + struct ice_dpll_pin *p = pin_priv; + struct ice_dpll *d = dpll_priv; + + if (!enable && p->state[d->dpll_idx] == DPLL_PIN_STATE_DISCONNECTED) + return 0; return ice_dpll_pin_state_set(pin, pin_priv, dpll, dpll_priv, enable, extack, ICE_DPLL_PIN_TYPE_OUTPUT); @@ -665,14 +715,16 @@ ice_dpll_pin_state_get(const struct dpll_pin *pin, void *pin_priv, struct ice_pf *pf = d->pf; int ret; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); ret = ice_dpll_pin_state_update(pf, p, pin_type, extack); if (ret) goto unlock; - if (pin_type == ICE_DPLL_PIN_TYPE_INPUT) + if (pin_type == ICE_DPLL_PIN_TYPE_INPUT || + pin_type == ICE_DPLL_PIN_TYPE_OUTPUT) *state = p->state[d->dpll_idx]; - else if (pin_type == ICE_DPLL_PIN_TYPE_OUTPUT) - *state = p->state[0]; ret = 0; unlock: mutex_unlock(&pf->dplls.lock); @@ -790,6 +842,9 @@ ice_dpll_input_prio_set(const struct dpll_pin *pin, void *pin_priv, struct ice_pf *pf = d->pf; int ret; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); ret = ice_dpll_hw_input_prio_set(pf, d, p, prio, extack); mutex_unlock(&pf->dplls.lock); @@ -910,6 +965,9 @@ ice_dpll_pin_phase_adjust_set(const struct dpll_pin *pin, void *pin_priv, u8 flag, flags_en = 0; int ret; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); switch (type) { case ICE_DPLL_PIN_TYPE_INPUT: @@ -1069,6 +1127,9 @@ ice_dpll_rclk_state_on_pin_set(const struct dpll_pin *pin, void *pin_priv, int ret = -EINVAL; u32 hw_idx; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); hw_idx = parent->idx - pf->dplls.base_rclk_idx; if (hw_idx >= pf->dplls.num_inputs) @@ -1123,6 +1184,9 @@ ice_dpll_rclk_state_on_pin_get(const struct dpll_pin *pin, void *pin_priv, int ret = -EINVAL; u32 hw_idx; + if (ice_dpll_is_reset(pf, extack)) + return -EBUSY; + mutex_lock(&pf->dplls.lock); hw_idx = parent->idx - pf->dplls.base_rclk_idx; if (hw_idx >= pf->dplls.num_inputs) @@ -1305,8 +1369,10 @@ static void ice_dpll_periodic_work(struct kthread_work *work) struct ice_pf *pf = container_of(d, struct ice_pf, dplls); struct ice_dpll *de = &pf->dplls.eec; struct ice_dpll *dp = &pf->dplls.pps; - int ret; + int ret = 0; + if (ice_is_reset_in_progress(pf->state)) + goto resched; mutex_lock(&pf->dplls.lock); ret = ice_dpll_update_state(pf, de, false); if (!ret) @@ -1326,6 +1392,7 @@ static void ice_dpll_periodic_work(struct kthread_work *work) ice_dpll_notify_changes(de); ice_dpll_notify_changes(dp); +resched: /* Run twice a second or reschedule if update failed */ kthread_queue_delayed_work(d->kworker, &d->work, ret ? msecs_to_jiffies(10) : @@ -1532,7 +1599,7 @@ static void ice_dpll_deinit_rclk_pin(struct ice_pf *pf) } if (WARN_ON_ONCE(!vsi || !vsi->netdev)) return; - netdev_dpll_pin_clear(vsi->netdev); + dpll_netdev_pin_clear(vsi->netdev); dpll_pin_put(rclk->pin); } @@ -1576,7 +1643,7 @@ ice_dpll_init_rclk_pins(struct ice_pf *pf, struct ice_dpll_pin *pin, } if (WARN_ON((!vsi || !vsi->netdev))) return -EINVAL; - netdev_dpll_pin_set(vsi->netdev, pf->dplls.rclk.pin); + dpll_netdev_pin_set(vsi->netdev, pf->dplls.rclk.pin); return 0; @@ -2055,6 +2122,7 @@ void ice_dpll_init(struct ice_pf *pf) struct ice_dplls *d = &pf->dplls; int err = 0; + mutex_init(&d->lock); err = ice_dpll_init_info(pf, cgu); if (err) goto err_exit; @@ -2067,7 +2135,6 @@ void ice_dpll_init(struct ice_pf *pf) err = ice_dpll_init_pins(pf, cgu); if (err) goto deinit_pps; - mutex_init(&d->lock); if (cgu) { err = ice_dpll_init_worker(pf); if (err) diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index a19b06f18e40..255a9c8151b4 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -129,6 +129,7 @@ static const struct ice_stats ice_gstrings_pf_stats[] = { ICE_PF_STAT("rx_oversize.nic", stats.rx_oversize), ICE_PF_STAT("rx_jabber.nic", stats.rx_jabber), ICE_PF_STAT("rx_csum_bad.nic", hw_csum_rx_error), + ICE_PF_STAT("rx_eipe_error.nic", hw_rx_eipe_error), ICE_PF_STAT("rx_dropped.nic", stats.eth.rx_discards), ICE_PF_STAT("rx_crc_errors.nic", stats.crc_errors), ICE_PF_STAT("illegal_bytes.nic", stats.illegal_bytes), @@ -801,7 +802,7 @@ static int ice_lbtest_create_frame(struct ice_pf *pf, u8 **ret_data, u16 size) if (!pf) return -EINVAL; - data = devm_kzalloc(ice_pf_to_dev(pf), size, GFP_KERNEL); + data = kzalloc(size, GFP_KERNEL); if (!data) return -ENOMEM; @@ -944,11 +945,9 @@ static u64 ice_loopback_test(struct net_device *netdev) int num_frames, valid_frames; struct ice_tx_ring *tx_ring; struct ice_rx_ring *rx_ring; - struct device *dev; - u8 *tx_frame; + u8 *tx_frame __free(kfree); int i; - dev = ice_pf_to_dev(pf); netdev_info(netdev, "loopback test\n"); test_vsi = ice_lb_vsi_setup(pf, pf->hw.port_info); @@ -993,7 +992,7 @@ static u64 ice_loopback_test(struct net_device *netdev) for (i = 0; i < num_frames; i++) { if (ice_diag_send(tx_ring, tx_frame, ICE_LB_FRAME_SIZE)) { ret = 8; - goto lbtest_free_frame; + goto remove_mac_filters; } } @@ -1003,8 +1002,6 @@ static u64 ice_loopback_test(struct net_device *netdev) else if (valid_frames != num_frames) ret = 10; -lbtest_free_frame: - devm_kfree(dev, tx_frame); remove_mac_filters: if (ice_fltr_remove_mac(test_vsi, broadcast, ICE_FWD_TO_VSI)) netdev_err(netdev, "Could not remove MAC filter for the test VSI\n"); @@ -2486,6 +2483,24 @@ static u32 ice_parse_hdrs(struct ethtool_rxnfc *nfc) case SCTP_V4_FLOW: hdrs |= ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV4; break; + case GTPU_V4_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_IPV4; + break; + case GTPC_V4_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPC | ICE_FLOW_SEG_HDR_IPV4; + break; + case GTPC_TEID_V4_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPC_TEID | ICE_FLOW_SEG_HDR_IPV4; + break; + case GTPU_EH_V4_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_IPV4; + break; + case GTPU_UL_V4_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_UP | ICE_FLOW_SEG_HDR_IPV4; + break; + case GTPU_DL_V4_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_DWN | ICE_FLOW_SEG_HDR_IPV4; + break; case TCP_V6_FLOW: hdrs |= ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV6; break; @@ -2495,6 +2510,24 @@ static u32 ice_parse_hdrs(struct ethtool_rxnfc *nfc) case SCTP_V6_FLOW: hdrs |= ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV6; break; + case GTPU_V6_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_IPV6; + break; + case GTPC_V6_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPC | ICE_FLOW_SEG_HDR_IPV6; + break; + case GTPC_TEID_V6_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPC_TEID | ICE_FLOW_SEG_HDR_IPV6; + break; + case GTPU_EH_V6_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_IPV6; + break; + case GTPU_UL_V6_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_UP | ICE_FLOW_SEG_HDR_IPV6; + break; + case GTPU_DL_V6_FLOW: + hdrs |= ICE_FLOW_SEG_HDR_GTPU_DWN | ICE_FLOW_SEG_HDR_IPV6; + break; default: break; } @@ -2518,6 +2551,12 @@ static u64 ice_parse_hash_flds(struct ethtool_rxnfc *nfc, bool symm) case TCP_V4_FLOW: case UDP_V4_FLOW: case SCTP_V4_FLOW: + case GTPU_V4_FLOW: + case GTPC_V4_FLOW: + case GTPC_TEID_V4_FLOW: + case GTPU_EH_V4_FLOW: + case GTPU_UL_V4_FLOW: + case GTPU_DL_V4_FLOW: if (nfc->data & RXH_IP_SRC) hfld |= ICE_FLOW_HASH_FLD_IPV4_SA; if (nfc->data & RXH_IP_DST) @@ -2526,6 +2565,12 @@ static u64 ice_parse_hash_flds(struct ethtool_rxnfc *nfc, bool symm) case TCP_V6_FLOW: case UDP_V6_FLOW: case SCTP_V6_FLOW: + case GTPU_V6_FLOW: + case GTPC_V6_FLOW: + case GTPC_TEID_V6_FLOW: + case GTPU_EH_V6_FLOW: + case GTPU_UL_V6_FLOW: + case GTPU_DL_V6_FLOW: if (nfc->data & RXH_IP_SRC) hfld |= ICE_FLOW_HASH_FLD_IPV6_SA; if (nfc->data & RXH_IP_DST) @@ -2564,6 +2609,33 @@ static u64 ice_parse_hash_flds(struct ethtool_rxnfc *nfc, bool symm) } } + if (nfc->data & RXH_GTP_TEID) { + switch (nfc->flow_type) { + case GTPC_TEID_V4_FLOW: + case GTPC_TEID_V6_FLOW: + hfld |= ICE_FLOW_HASH_FLD_GTPC_TEID; + break; + case GTPU_V4_FLOW: + case GTPU_V6_FLOW: + hfld |= ICE_FLOW_HASH_FLD_GTPU_IP_TEID; + break; + case GTPU_EH_V4_FLOW: + case GTPU_EH_V6_FLOW: + hfld |= ICE_FLOW_HASH_FLD_GTPU_EH_TEID; + break; + case GTPU_UL_V4_FLOW: + case GTPU_UL_V6_FLOW: + hfld |= ICE_FLOW_HASH_FLD_GTPU_UP_TEID; + break; + case GTPU_DL_V4_FLOW: + case GTPU_DL_V6_FLOW: + hfld |= ICE_FLOW_HASH_FLD_GTPU_DWN_TEID; + break; + default: + break; + } + } + return hfld; } @@ -2676,6 +2748,13 @@ ice_get_rss_hash_opt(struct ice_vsi *vsi, struct ethtool_rxnfc *nfc) hash_flds & ICE_FLOW_HASH_FLD_UDP_DST_PORT || hash_flds & ICE_FLOW_HASH_FLD_SCTP_DST_PORT) nfc->data |= (u64)RXH_L4_B_2_3; + + if (hash_flds & ICE_FLOW_HASH_FLD_GTPC_TEID || + hash_flds & ICE_FLOW_HASH_FLD_GTPU_IP_TEID || + hash_flds & ICE_FLOW_HASH_FLD_GTPU_EH_TEID || + hash_flds & ICE_FLOW_HASH_FLD_GTPU_UP_TEID || + hash_flds & ICE_FLOW_HASH_FLD_GTPU_DWN_TEID) + nfc->data |= (u64)RXH_GTP_TEID; } /** @@ -3360,7 +3439,7 @@ ice_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) struct ice_pf *pf = ice_netdev_to_pf(dev); /* only report timestamping if PTP is enabled */ - if (!test_bit(ICE_FLAG_PTP, pf->flags)) + if (pf->ptp.state != ICE_PTP_READY) return ethtool_op_get_ts_info(dev, info); info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | diff --git a/drivers/net/ethernet/intel/ice/ice_flow.h b/drivers/net/ethernet/intel/ice/ice_flow.h index ff82915ab497..2fd2e0cb483d 100644 --- a/drivers/net/ethernet/intel/ice/ice_flow.h +++ b/drivers/net/ethernet/intel/ice/ice_flow.h @@ -37,13 +37,13 @@ #define ICE_HASH_SCTP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_SCTP_PORT) #define ICE_HASH_SCTP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_SCTP_PORT) -#define ICE_FLOW_HASH_GTP_TEID \ +#define ICE_FLOW_HASH_GTP_C_TEID \ (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID)) -#define ICE_FLOW_HASH_GTP_IPV4_TEID \ - (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_TEID) -#define ICE_FLOW_HASH_GTP_IPV6_TEID \ - (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_TEID) +#define ICE_FLOW_HASH_GTP_C_IPV4_TEID \ + (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_C_TEID) +#define ICE_FLOW_HASH_GTP_C_IPV6_TEID \ + (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_C_TEID) #define ICE_FLOW_HASH_GTP_U_TEID \ (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID)) @@ -66,6 +66,20 @@ (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_EH_TEID | \ ICE_FLOW_HASH_GTP_U_EH_QFI) +#define ICE_FLOW_HASH_GTP_U_UP \ + (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID)) +#define ICE_FLOW_HASH_GTP_U_DWN \ + (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID)) + +#define ICE_FLOW_HASH_GTP_U_IPV4_UP \ + (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_UP) +#define ICE_FLOW_HASH_GTP_U_IPV6_UP \ + (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_UP) +#define ICE_FLOW_HASH_GTP_U_IPV4_DWN \ + (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_DWN) +#define ICE_FLOW_HASH_GTP_U_IPV6_DWN \ + (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_DWN) + #define ICE_FLOW_HASH_PPPOE_SESS_ID \ (BIT_ULL(ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID)) @@ -242,6 +256,13 @@ enum ice_flow_field { #define ICE_FLOW_HASH_FLD_SCTP_DST_PORT \ BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT) +#define ICE_FLOW_HASH_FLD_GTPC_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID) +#define ICE_FLOW_HASH_FLD_GTPU_IP_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID) +#define ICE_FLOW_HASH_FLD_GTPU_EH_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID) +#define ICE_FLOW_HASH_FLD_GTPU_UP_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID) +#define ICE_FLOW_HASH_FLD_GTPU_DWN_TEID \ + BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID) + /* Flow headers and fields for AVF support */ enum ice_flow_avf_hdr_field { /* Values 0 - 28 are reserved for future use */ diff --git a/drivers/net/ethernet/intel/ice/ice_fwlog.c b/drivers/net/ethernet/intel/ice/ice_fwlog.c index 92b5dac481cd..4fd15387a7e5 100644 --- a/drivers/net/ethernet/intel/ice/ice_fwlog.c +++ b/drivers/net/ethernet/intel/ice/ice_fwlog.c @@ -188,6 +188,8 @@ void ice_fwlog_deinit(struct ice_hw *hw) if (hw->bus.func) return; + ice_debugfs_pf_deinit(hw->back); + /* make sure FW logging is disabled to not put the FW in a weird state * for the next driver load */ diff --git a/drivers/net/ethernet/intel/ice/ice_lag.c b/drivers/net/ethernet/intel/ice/ice_lag.c index 2a25323105e5..467372d541d2 100644 --- a/drivers/net/ethernet/intel/ice/ice_lag.c +++ b/drivers/net/ethernet/intel/ice/ice_lag.c @@ -152,6 +152,27 @@ ice_lag_find_hw_by_lport(struct ice_lag *lag, u8 lport) } /** + * ice_pkg_has_lport_extract - check if lport extraction supported + * @hw: HW struct + */ +static bool ice_pkg_has_lport_extract(struct ice_hw *hw) +{ + int i; + + for (i = 0; i < hw->blk[ICE_BLK_SW].es.count; i++) { + u16 offset; + u8 fv_prot; + + ice_find_prot_off(hw, ICE_BLK_SW, ICE_SW_DEFAULT_PROFILE, i, + &fv_prot, &offset); + if (fv_prot == ICE_FV_PROT_MDID && + offset == ICE_LP_EXT_BUF_OFFSET) + return true; + } + return false; +} + +/** * ice_lag_find_primary - returns pointer to primary interfaces lag struct * @lag: local interfaces lag struct */ @@ -1206,7 +1227,7 @@ static void ice_lag_del_prune_list(struct ice_lag *lag, struct ice_pf *event_pf) } /** - * ice_lag_init_feature_support_flag - Check for NVM support for LAG + * ice_lag_init_feature_support_flag - Check for package and NVM support for LAG * @pf: PF struct */ static void ice_lag_init_feature_support_flag(struct ice_pf *pf) @@ -1219,7 +1240,7 @@ static void ice_lag_init_feature_support_flag(struct ice_pf *pf) else ice_clear_feature_support(pf, ICE_F_ROCE_LAG); - if (caps->sriov_lag) + if (caps->sriov_lag && ice_pkg_has_lport_extract(&pf->hw)) ice_set_feature_support(pf, ICE_F_SRIOV_LAG); else ice_clear_feature_support(pf, ICE_F_SRIOV_LAG); diff --git a/drivers/net/ethernet/intel/ice/ice_lag.h b/drivers/net/ethernet/intel/ice/ice_lag.h index ede833dfa658..183b38792ef2 100644 --- a/drivers/net/ethernet/intel/ice/ice_lag.h +++ b/drivers/net/ethernet/intel/ice/ice_lag.h @@ -17,6 +17,9 @@ enum ice_lag_role { #define ICE_LAG_INVALID_PORT 0xFF #define ICE_LAG_RESET_RETRIES 5 +#define ICE_SW_DEFAULT_PROFILE 0 +#define ICE_FV_PROT_MDID 255 +#define ICE_LP_EXT_BUF_OFFSET 32 struct ice_pf; struct ice_vf; diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 9be724291ef8..ee3f0d3e3f6d 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -1618,6 +1618,25 @@ static const struct ice_rss_hash_cfg default_rss_cfgs[] = { */ {ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV4, ICE_HASH_SCTP_IPV4, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpc4 with input set IPv4 src/dst */ + {ICE_FLOW_SEG_HDR_GTPC | ICE_FLOW_SEG_HDR_IPV4, + ICE_FLOW_HASH_IPV4, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpc4t with input set IPv4 src/dst */ + {ICE_FLOW_SEG_HDR_GTPC_TEID | ICE_FLOW_SEG_HDR_IPV4, + ICE_FLOW_HASH_GTP_C_IPV4_TEID, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu4 with input set IPv4 src/dst */ + {ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_IPV4, + ICE_FLOW_HASH_GTP_U_IPV4_TEID, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu4e with input set IPv4 src/dst */ + {ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_IPV4, + ICE_FLOW_HASH_GTP_U_IPV4_EH, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu4u with input set IPv4 src/dst */ + { ICE_FLOW_SEG_HDR_GTPU_UP | ICE_FLOW_SEG_HDR_IPV4, + ICE_FLOW_HASH_GTP_U_IPV4_UP, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu4d with input set IPv4 src/dst */ + {ICE_FLOW_SEG_HDR_GTPU_DWN | ICE_FLOW_SEG_HDR_IPV4, + ICE_FLOW_HASH_GTP_U_IPV4_DWN, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for tcp6 with input set IPv6 src/dst, TCP src/dst */ {ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV6, ICE_HASH_TCP_IPV6, ICE_RSS_ANY_HEADERS, false}, @@ -1632,6 +1651,24 @@ static const struct ice_rss_hash_cfg default_rss_cfgs[] = { /* configure RSS for IPSEC ESP SPI with input set MAC_IPV4_SPI */ {ICE_FLOW_SEG_HDR_ESP, ICE_FLOW_HASH_ESP_SPI, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpc6 with input set IPv6 src/dst */ + {ICE_FLOW_SEG_HDR_GTPC | ICE_FLOW_SEG_HDR_IPV6, + ICE_FLOW_HASH_IPV6, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpc6t with input set IPv6 src/dst */ + {ICE_FLOW_SEG_HDR_GTPC_TEID | ICE_FLOW_SEG_HDR_IPV6, + ICE_FLOW_HASH_GTP_C_IPV6_TEID, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu6 with input set IPv6 src/dst */ + {ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_IPV6, + ICE_FLOW_HASH_GTP_U_IPV6_TEID, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu6e with input set IPv6 src/dst */ + {ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_IPV6, + ICE_FLOW_HASH_GTP_U_IPV6_EH, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu6u with input set IPv6 src/dst */ + { ICE_FLOW_SEG_HDR_GTPU_UP | ICE_FLOW_SEG_HDR_IPV6, + ICE_FLOW_HASH_GTP_U_IPV6_UP, ICE_RSS_OUTER_HEADERS, false}, + /* configure RSS for gtpu6d with input set IPv6 src/dst */ + {ICE_FLOW_SEG_HDR_GTPU_DWN | ICE_FLOW_SEG_HDR_IPV6, + ICE_FLOW_HASH_GTP_U_IPV6_DWN, ICE_RSS_OUTER_HEADERS, false}, }; /** @@ -1672,27 +1709,6 @@ static void ice_vsi_set_rss_flow_fld(struct ice_vsi *vsi) } /** - * ice_vsi_cfg_frame_size - setup max frame size and Rx buffer length - * @vsi: VSI - */ -static void ice_vsi_cfg_frame_size(struct ice_vsi *vsi) -{ - if (!vsi->netdev || test_bit(ICE_FLAG_LEGACY_RX, vsi->back->flags)) { - vsi->max_frame = ICE_MAX_FRAME_LEGACY_RX; - vsi->rx_buf_len = ICE_RXBUF_1664; -#if (PAGE_SIZE < 8192) - } else if (!ICE_2K_TOO_SMALL_WITH_PADDING && - (vsi->netdev->mtu <= ETH_DATA_LEN)) { - vsi->max_frame = ICE_RXBUF_1536 - NET_IP_ALIGN; - vsi->rx_buf_len = ICE_RXBUF_1536 - NET_IP_ALIGN; -#endif - } else { - vsi->max_frame = ICE_AQ_SET_MAC_FRAME_SIZE_MAX; - vsi->rx_buf_len = ICE_RXBUF_3072; - } -} - -/** * ice_pf_state_is_nominal - checks the PF for nominal state * @pf: pointer to PF to check * @@ -1795,114 +1811,6 @@ ice_write_qrxflxp_cntxt(struct ice_hw *hw, u16 pf_q, u32 rxdid, u32 prio, wr32(hw, QRXFLXP_CNTXT(pf_q), regval); } -int ice_vsi_cfg_single_rxq(struct ice_vsi *vsi, u16 q_idx) -{ - if (q_idx >= vsi->num_rxq) - return -EINVAL; - - return ice_vsi_cfg_rxq(vsi->rx_rings[q_idx]); -} - -int ice_vsi_cfg_single_txq(struct ice_vsi *vsi, struct ice_tx_ring **tx_rings, u16 q_idx) -{ - DEFINE_FLEX(struct ice_aqc_add_tx_qgrp, qg_buf, txqs, 1); - - if (q_idx >= vsi->alloc_txq || !tx_rings || !tx_rings[q_idx]) - return -EINVAL; - - qg_buf->num_txqs = 1; - - return ice_vsi_cfg_txq(vsi, tx_rings[q_idx], qg_buf); -} - -/** - * ice_vsi_cfg_rxqs - Configure the VSI for Rx - * @vsi: the VSI being configured - * - * Return 0 on success and a negative value on error - * Configure the Rx VSI for operation. - */ -int ice_vsi_cfg_rxqs(struct ice_vsi *vsi) -{ - u16 i; - - if (vsi->type == ICE_VSI_VF) - goto setup_rings; - - ice_vsi_cfg_frame_size(vsi); -setup_rings: - /* set up individual rings */ - ice_for_each_rxq(vsi, i) { - int err = ice_vsi_cfg_rxq(vsi->rx_rings[i]); - - if (err) - return err; - } - - return 0; -} - -/** - * ice_vsi_cfg_txqs - Configure the VSI for Tx - * @vsi: the VSI being configured - * @rings: Tx ring array to be configured - * @count: number of Tx ring array elements - * - * Return 0 on success and a negative value on error - * Configure the Tx VSI for operation. - */ -static int -ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_tx_ring **rings, u16 count) -{ - DEFINE_FLEX(struct ice_aqc_add_tx_qgrp, qg_buf, txqs, 1); - int err = 0; - u16 q_idx; - - qg_buf->num_txqs = 1; - - for (q_idx = 0; q_idx < count; q_idx++) { - err = ice_vsi_cfg_txq(vsi, rings[q_idx], qg_buf); - if (err) - break; - } - - return err; -} - -/** - * ice_vsi_cfg_lan_txqs - Configure the VSI for Tx - * @vsi: the VSI being configured - * - * Return 0 on success and a negative value on error - * Configure the Tx VSI for operation. - */ -int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi) -{ - return ice_vsi_cfg_txqs(vsi, vsi->tx_rings, vsi->num_txq); -} - -/** - * ice_vsi_cfg_xdp_txqs - Configure Tx queues dedicated for XDP in given VSI - * @vsi: the VSI being configured - * - * Return 0 on success and a negative value on error - * Configure the Tx queues dedicated for XDP in given VSI for operation. - */ -int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi) -{ - int ret; - int i; - - ret = ice_vsi_cfg_txqs(vsi, vsi->xdp_rings, vsi->num_xdp_txq); - if (ret) - return ret; - - ice_for_each_rxq(vsi, i) - ice_tx_xsk_pool(vsi, i); - - return 0; -} - /** * ice_intrl_usec_to_reg - convert interrupt rate limit to register value * @intrl: interrupt rate limit in usecs @@ -2426,7 +2334,7 @@ ice_vsi_cfg_def(struct ice_vsi *vsi, struct ice_vsi_cfg_params *params) ice_vsi_map_rings_to_vectors(vsi); /* Associate q_vector rings to napi */ - ice_vsi_set_napi_queues(vsi, true); + ice_vsi_set_napi_queues(vsi); vsi->stat_offsets_loaded = false; @@ -2849,74 +2757,19 @@ void ice_dis_vsi(struct ice_vsi *vsi, bool locked) } /** - * ice_vsi_dis_irq - Mask off queue interrupt generation on the VSI - * @vsi: the VSI being un-configured - */ -void ice_vsi_dis_irq(struct ice_vsi *vsi) -{ - struct ice_pf *pf = vsi->back; - struct ice_hw *hw = &pf->hw; - u32 val; - int i; - - /* disable interrupt causation from each queue */ - if (vsi->tx_rings) { - ice_for_each_txq(vsi, i) { - if (vsi->tx_rings[i]) { - u16 reg; - - reg = vsi->tx_rings[i]->reg_idx; - val = rd32(hw, QINT_TQCTL(reg)); - val &= ~QINT_TQCTL_CAUSE_ENA_M; - wr32(hw, QINT_TQCTL(reg), val); - } - } - } - - if (vsi->rx_rings) { - ice_for_each_rxq(vsi, i) { - if (vsi->rx_rings[i]) { - u16 reg; - - reg = vsi->rx_rings[i]->reg_idx; - val = rd32(hw, QINT_RQCTL(reg)); - val &= ~QINT_RQCTL_CAUSE_ENA_M; - wr32(hw, QINT_RQCTL(reg), val); - } - } - } - - /* disable each interrupt */ - ice_for_each_q_vector(vsi, i) { - if (!vsi->q_vectors[i]) - continue; - wr32(hw, GLINT_DYN_CTL(vsi->q_vectors[i]->reg_idx), 0); - } - - ice_flush(hw); - - /* don't call synchronize_irq() for VF's from the host */ - if (vsi->type == ICE_VSI_VF) - return; - - ice_for_each_q_vector(vsi, i) - synchronize_irq(vsi->q_vectors[i]->irq.virq); -} - -/** - * ice_queue_set_napi - Set the napi instance for the queue + * __ice_queue_set_napi - Set the napi instance for the queue * @dev: device to which NAPI and queue belong * @queue_index: Index of queue * @type: queue type as RX or TX * @napi: NAPI context * @locked: is the rtnl_lock already held * - * Set the napi instance for the queue + * Set the napi instance for the queue. Caller indicates the lock status. */ static void -ice_queue_set_napi(struct net_device *dev, unsigned int queue_index, - enum netdev_queue_type type, struct napi_struct *napi, - bool locked) +__ice_queue_set_napi(struct net_device *dev, unsigned int queue_index, + enum netdev_queue_type type, struct napi_struct *napi, + bool locked) { if (!locked) rtnl_lock(); @@ -2926,26 +2779,79 @@ ice_queue_set_napi(struct net_device *dev, unsigned int queue_index, } /** - * ice_q_vector_set_napi_queues - Map queue[s] associated with the napi + * ice_queue_set_napi - Set the napi instance for the queue + * @vsi: VSI being configured + * @queue_index: Index of queue + * @type: queue type as RX or TX + * @napi: NAPI context + * + * Set the napi instance for the queue. The rtnl lock state is derived from the + * execution path. + */ +void +ice_queue_set_napi(struct ice_vsi *vsi, unsigned int queue_index, + enum netdev_queue_type type, struct napi_struct *napi) +{ + struct ice_pf *pf = vsi->back; + + if (!vsi->netdev) + return; + + if (current_work() == &pf->serv_task || + test_bit(ICE_PREPARED_FOR_RESET, pf->state) || + test_bit(ICE_DOWN, pf->state) || + test_bit(ICE_SUSPENDED, pf->state)) + __ice_queue_set_napi(vsi->netdev, queue_index, type, napi, + false); + else + __ice_queue_set_napi(vsi->netdev, queue_index, type, napi, + true); +} + +/** + * __ice_q_vector_set_napi_queues - Map queue[s] associated with the napi * @q_vector: q_vector pointer * @locked: is the rtnl_lock already held * + * Associate the q_vector napi with all the queue[s] on the vector. + * Caller indicates the lock status. + */ +void __ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector, bool locked) +{ + struct ice_rx_ring *rx_ring; + struct ice_tx_ring *tx_ring; + + ice_for_each_rx_ring(rx_ring, q_vector->rx) + __ice_queue_set_napi(q_vector->vsi->netdev, rx_ring->q_index, + NETDEV_QUEUE_TYPE_RX, &q_vector->napi, + locked); + + ice_for_each_tx_ring(tx_ring, q_vector->tx) + __ice_queue_set_napi(q_vector->vsi->netdev, tx_ring->q_index, + NETDEV_QUEUE_TYPE_TX, &q_vector->napi, + locked); + /* Also set the interrupt number for the NAPI */ + netif_napi_set_irq(&q_vector->napi, q_vector->irq.virq); +} + +/** + * ice_q_vector_set_napi_queues - Map queue[s] associated with the napi + * @q_vector: q_vector pointer + * * Associate the q_vector napi with all the queue[s] on the vector */ -void ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector, bool locked) +void ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector) { struct ice_rx_ring *rx_ring; struct ice_tx_ring *tx_ring; ice_for_each_rx_ring(rx_ring, q_vector->rx) - ice_queue_set_napi(q_vector->vsi->netdev, rx_ring->q_index, - NETDEV_QUEUE_TYPE_RX, &q_vector->napi, - locked); + ice_queue_set_napi(q_vector->vsi, rx_ring->q_index, + NETDEV_QUEUE_TYPE_RX, &q_vector->napi); ice_for_each_tx_ring(tx_ring, q_vector->tx) - ice_queue_set_napi(q_vector->vsi->netdev, tx_ring->q_index, - NETDEV_QUEUE_TYPE_TX, &q_vector->napi, - locked); + ice_queue_set_napi(q_vector->vsi, tx_ring->q_index, + NETDEV_QUEUE_TYPE_TX, &q_vector->napi); /* Also set the interrupt number for the NAPI */ netif_napi_set_irq(&q_vector->napi, q_vector->irq.virq); } @@ -2953,11 +2859,10 @@ void ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector, bool locked) /** * ice_vsi_set_napi_queues * @vsi: VSI pointer - * @locked: is the rtnl_lock already held * * Associate queue[s] with napi for all vectors */ -void ice_vsi_set_napi_queues(struct ice_vsi *vsi, bool locked) +void ice_vsi_set_napi_queues(struct ice_vsi *vsi) { int i; @@ -2965,7 +2870,7 @@ void ice_vsi_set_napi_queues(struct ice_vsi *vsi, bool locked) return; ice_for_each_q_vector(vsi, i) - ice_q_vector_set_napi_queues(vsi->q_vectors[i], locked); + ice_q_vector_set_napi_queues(vsi->q_vectors[i]); } /** @@ -3140,7 +3045,7 @@ ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi) } } - tx_ring_stats = vsi_stat->rx_ring_stats; + tx_ring_stats = vsi_stat->tx_ring_stats; vsi_stat->tx_ring_stats = krealloc_array(vsi_stat->tx_ring_stats, req_txq, sizeof(*vsi_stat->tx_ring_stats), diff --git a/drivers/net/ethernet/intel/ice/ice_lib.h b/drivers/net/ethernet/intel/ice/ice_lib.h index 71bd27244941..9cd23afe5f15 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.h +++ b/drivers/net/ethernet/intel/ice/ice_lib.h @@ -54,14 +54,6 @@ bool ice_pf_state_is_nominal(struct ice_pf *pf); void ice_update_eth_stats(struct ice_vsi *vsi); -int ice_vsi_cfg_single_rxq(struct ice_vsi *vsi, u16 q_idx); - -int ice_vsi_cfg_single_txq(struct ice_vsi *vsi, struct ice_tx_ring **tx_rings, u16 q_idx); - -int ice_vsi_cfg_rxqs(struct ice_vsi *vsi); - -int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi); - void ice_vsi_cfg_msix(struct ice_vsi *vsi); int ice_vsi_start_all_rx_rings(struct ice_vsi *vsi); @@ -72,8 +64,6 @@ int ice_vsi_stop_lan_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src, u16 rel_vmvf_num); -int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi); - int ice_vsi_stop_xdp_tx_rings(struct ice_vsi *vsi); void ice_cfg_sw_lldp(struct ice_vsi *vsi, bool tx, bool create); @@ -91,9 +81,15 @@ void ice_vsi_cfg_netdev_tc(struct ice_vsi *vsi, u8 ena_tc); struct ice_vsi * ice_vsi_setup(struct ice_pf *pf, struct ice_vsi_cfg_params *params); -void ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector, bool locked); +void +ice_queue_set_napi(struct ice_vsi *vsi, unsigned int queue_index, + enum netdev_queue_type type, struct napi_struct *napi); + +void __ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector, bool locked); -void ice_vsi_set_napi_queues(struct ice_vsi *vsi, bool locked); +void ice_q_vector_set_napi_queues(struct ice_q_vector *q_vector); + +void ice_vsi_set_napi_queues(struct ice_vsi *vsi); int ice_vsi_release(struct ice_vsi *vsi); @@ -114,8 +110,6 @@ void ice_write_qrxflxp_cntxt(struct ice_hw *hw, u16 pf_q, u32 rxdid, u32 prio, bool ena_ts); -void ice_vsi_dis_irq(struct ice_vsi *vsi); - void ice_vsi_free_irq(struct ice_vsi *vsi); void ice_vsi_free_rx_rings(struct ice_vsi *vsi); diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index dd4a9bc0dfdc..33a164fa325a 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -613,7 +613,7 @@ skip: ice_pf_dis_all_vsi(pf, false); if (test_bit(ICE_FLAG_PTP_SUPPORTED, pf->flags)) - ice_ptp_prepare_for_reset(pf); + ice_ptp_prepare_for_reset(pf, reset_type); if (ice_is_feature_supported(pf, ICE_F_GNSS)) ice_gnss_exit(pf); @@ -1649,8 +1649,10 @@ static void ice_clean_sbq_subtask(struct ice_pf *pf) { struct ice_hw *hw = &pf->hw; - /* Nothing to do here if sideband queue is not supported */ - if (!ice_is_sbq_supported(hw)) { + /* if mac_type is not generic, sideband is not supported + * and there's nothing to do here + */ + if (!ice_is_generic_mac(hw)) { clear_bit(ICE_SIDEBANDQ_EVENT_PENDING, pf->state); return; } @@ -3495,7 +3497,7 @@ static void ice_napi_add(struct ice_vsi *vsi) ice_for_each_q_vector(vsi, v_idx) { netif_napi_add(vsi->netdev, &vsi->q_vectors[v_idx]->napi, ice_napi_poll); - ice_q_vector_set_napi_queues(vsi->q_vectors[v_idx], false); + __ice_q_vector_set_napi_queues(vsi->q_vectors[v_idx], false); } } @@ -4572,90 +4574,6 @@ static void ice_decfg_netdev(struct ice_vsi *vsi) vsi->netdev = NULL; } -static int ice_start_eth(struct ice_vsi *vsi) -{ - int err; - - err = ice_init_mac_fltr(vsi->back); - if (err) - return err; - - err = ice_vsi_open(vsi); - if (err) - ice_fltr_remove_all(vsi); - - return err; -} - -static void ice_stop_eth(struct ice_vsi *vsi) -{ - ice_fltr_remove_all(vsi); - ice_vsi_close(vsi); -} - -static int ice_init_eth(struct ice_pf *pf) -{ - struct ice_vsi *vsi = ice_get_main_vsi(pf); - int err; - - if (!vsi) - return -EINVAL; - - /* init channel list */ - INIT_LIST_HEAD(&vsi->ch_list); - - err = ice_cfg_netdev(vsi); - if (err) - return err; - /* Setup DCB netlink interface */ - ice_dcbnl_setup(vsi); - - err = ice_init_mac_fltr(pf); - if (err) - goto err_init_mac_fltr; - - err = ice_devlink_create_pf_port(pf); - if (err) - goto err_devlink_create_pf_port; - - SET_NETDEV_DEVLINK_PORT(vsi->netdev, &pf->devlink_port); - - err = ice_register_netdev(vsi); - if (err) - goto err_register_netdev; - - err = ice_tc_indir_block_register(vsi); - if (err) - goto err_tc_indir_block_register; - - ice_napi_add(vsi); - - return 0; - -err_tc_indir_block_register: - ice_unregister_netdev(vsi); -err_register_netdev: - ice_devlink_destroy_pf_port(pf); -err_devlink_create_pf_port: -err_init_mac_fltr: - ice_decfg_netdev(vsi); - return err; -} - -static void ice_deinit_eth(struct ice_pf *pf) -{ - struct ice_vsi *vsi = ice_get_main_vsi(pf); - - if (!vsi) - return; - - ice_vsi_close(vsi); - ice_unregister_netdev(vsi); - ice_devlink_destroy_pf_port(pf); - ice_tc_indir_block_unregister(vsi); - ice_decfg_netdev(vsi); -} - /** * ice_wait_for_fw - wait for full FW readiness * @hw: pointer to the hardware structure @@ -4681,7 +4599,7 @@ static int ice_wait_for_fw(struct ice_hw *hw, u32 timeout) return -ETIMEDOUT; } -static int ice_init_dev(struct ice_pf *pf) +int ice_init_dev(struct ice_pf *pf) { struct device *dev = ice_pf_to_dev(pf); struct ice_hw *hw = &pf->hw; @@ -4774,7 +4692,7 @@ err_init_pf: return err; } -static void ice_deinit_dev(struct ice_pf *pf) +void ice_deinit_dev(struct ice_pf *pf) { ice_free_irq_msix_misc(pf); ice_deinit_pf(pf); @@ -5079,31 +4997,47 @@ static void ice_deinit(struct ice_pf *pf) /** * ice_load - load pf by init hw and starting VSI * @pf: pointer to the pf instance + * + * This function has to be called under devl_lock. */ int ice_load(struct ice_pf *pf) { - struct ice_vsi_cfg_params params = {}; struct ice_vsi *vsi; int err; - err = ice_init_dev(pf); + devl_assert_locked(priv_to_devlink(pf)); + + vsi = ice_get_main_vsi(pf); + + /* init channel list */ + INIT_LIST_HEAD(&vsi->ch_list); + + err = ice_cfg_netdev(vsi); if (err) return err; - vsi = ice_get_main_vsi(pf); + /* Setup DCB netlink interface */ + ice_dcbnl_setup(vsi); - params = ice_vsi_to_params(vsi); - params.flags = ICE_VSI_FLAG_INIT; + err = ice_init_mac_fltr(pf); + if (err) + goto err_init_mac_fltr; - rtnl_lock(); - err = ice_vsi_cfg(vsi, ¶ms); + err = ice_devlink_create_pf_port(pf); if (err) - goto err_vsi_cfg; + goto err_devlink_create_pf_port; + + SET_NETDEV_DEVLINK_PORT(vsi->netdev, &pf->devlink_port); + + err = ice_register_netdev(vsi); + if (err) + goto err_register_netdev; - err = ice_start_eth(ice_get_main_vsi(pf)); + err = ice_tc_indir_block_register(vsi); if (err) - goto err_start_eth; - rtnl_unlock(); + goto err_tc_indir_block_register; + + ice_napi_add(vsi); err = ice_init_rdma(pf); if (err) @@ -5117,29 +5051,35 @@ int ice_load(struct ice_pf *pf) return 0; err_init_rdma: - ice_vsi_close(ice_get_main_vsi(pf)); - rtnl_lock(); -err_start_eth: - ice_vsi_decfg(ice_get_main_vsi(pf)); -err_vsi_cfg: - rtnl_unlock(); - ice_deinit_dev(pf); + ice_tc_indir_block_unregister(vsi); +err_tc_indir_block_register: + ice_unregister_netdev(vsi); +err_register_netdev: + ice_devlink_destroy_pf_port(pf); +err_devlink_create_pf_port: +err_init_mac_fltr: + ice_decfg_netdev(vsi); return err; } /** * ice_unload - unload pf by stopping VSI and deinit hw * @pf: pointer to the pf instance + * + * This function has to be called under devl_lock. */ void ice_unload(struct ice_pf *pf) { + struct ice_vsi *vsi = ice_get_main_vsi(pf); + + devl_assert_locked(priv_to_devlink(pf)); + ice_deinit_features(pf); ice_deinit_rdma(pf); - rtnl_lock(); - ice_stop_eth(ice_get_main_vsi(pf)); - ice_vsi_decfg(ice_get_main_vsi(pf)); - rtnl_unlock(); - ice_deinit_dev(pf); + ice_tc_indir_block_unregister(vsi); + ice_unregister_netdev(vsi); + ice_devlink_destroy_pf_port(pf); + ice_decfg_netdev(vsi); } /** @@ -5237,27 +5177,23 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) if (err) goto err_init; - err = ice_init_eth(pf); - if (err) - goto err_init_eth; - - err = ice_init_rdma(pf); + devl_lock(priv_to_devlink(pf)); + err = ice_load(pf); + devl_unlock(priv_to_devlink(pf)); if (err) - goto err_init_rdma; + goto err_load; err = ice_init_devlink(pf); if (err) goto err_init_devlink; - ice_init_features(pf); - return 0; err_init_devlink: - ice_deinit_rdma(pf); -err_init_rdma: - ice_deinit_eth(pf); -err_init_eth: + devl_lock(priv_to_devlink(pf)); + ice_unload(pf); + devl_unlock(priv_to_devlink(pf)); +err_load: ice_deinit(pf); err_init: pci_disable_device(pdev); @@ -5340,8 +5276,6 @@ static void ice_remove(struct pci_dev *pdev) msleep(100); } - ice_debugfs_exit(); - if (test_bit(ICE_FLAG_SRIOV_ENA, pf->flags)) { set_bit(ICE_VF_RESETS_DISABLED, pf->state); ice_free_vfs(pf); @@ -5355,12 +5289,14 @@ static void ice_remove(struct pci_dev *pdev) if (!ice_is_safe_mode(pf)) ice_remove_arfs(pf); - ice_deinit_features(pf); + ice_deinit_devlink(pf); - ice_deinit_rdma(pf); - ice_deinit_eth(pf); - ice_deinit(pf); + devl_lock(priv_to_devlink(pf)); + ice_unload(pf); + devl_unlock(priv_to_devlink(pf)); + + ice_deinit(pf); ice_vsi_release_all(pf); ice_setup_mc_magic_wake(pf); @@ -5447,6 +5383,7 @@ static int ice_reinit_interrupt_scheme(struct ice_pf *pf) if (ret) goto err_reinit; ice_vsi_map_rings_to_vectors(pf->vsi[v]); + ice_vsi_set_napi_queues(pf->vsi[v]); } ret = ice_req_irq_msix_misc(pf); @@ -5752,6 +5689,10 @@ static const struct pci_device_id ice_pci_tbl[] = { { PCI_VDEVICE(INTEL, ICE_DEV_ID_E823L_1GBE) }, { PCI_VDEVICE(INTEL, ICE_DEV_ID_E823L_QSFP) }, { PCI_VDEVICE(INTEL, ICE_DEV_ID_E822_SI_DFLT) }, + { PCI_VDEVICE(INTEL, ICE_DEV_ID_E825C_BACKPLANE), }, + { PCI_VDEVICE(INTEL, ICE_DEV_ID_E825C_QSFP), }, + { PCI_VDEVICE(INTEL, ICE_DEV_ID_E825C_SFP), }, + { PCI_VDEVICE(INTEL, ICE_DEV_ID_E825C_SGMII), }, { PCI_VDEVICE(INTEL, ICE_DEV_ID_E830_BACKPLANE) }, { PCI_VDEVICE(INTEL, ICE_DEV_ID_E830_QSFP56) }, { PCI_VDEVICE(INTEL, ICE_DEV_ID_E830_SFP) }, @@ -5841,6 +5782,7 @@ module_init(ice_module_init); static void __exit ice_module_exit(void) { pci_unregister_driver(&ice_driver); + ice_debugfs_exit(); destroy_workqueue(ice_wq); destroy_workqueue(ice_lag_wq); pr_info("module unloaded\n"); @@ -6736,6 +6678,7 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi) { struct rtnl_link_stats64 *net_stats, *stats_prev; struct rtnl_link_stats64 *vsi_stats; + struct ice_pf *pf = vsi->back; u64 pkts, bytes; int i; @@ -6781,21 +6724,18 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi) net_stats = &vsi->net_stats; stats_prev = &vsi->net_stats_prev; - /* clear prev counters after reset */ - if (vsi_stats->tx_packets < stats_prev->tx_packets || - vsi_stats->rx_packets < stats_prev->rx_packets) { - stats_prev->tx_packets = 0; - stats_prev->tx_bytes = 0; - stats_prev->rx_packets = 0; - stats_prev->rx_bytes = 0; + /* Update netdev counters, but keep in mind that values could start at + * random value after PF reset. And as we increase the reported stat by + * diff of Prev-Cur, we need to be sure that Prev is valid. If it's not, + * let's skip this round. + */ + if (likely(pf->stat_prev_loaded)) { + net_stats->tx_packets += vsi_stats->tx_packets - stats_prev->tx_packets; + net_stats->tx_bytes += vsi_stats->tx_bytes - stats_prev->tx_bytes; + net_stats->rx_packets += vsi_stats->rx_packets - stats_prev->rx_packets; + net_stats->rx_bytes += vsi_stats->rx_bytes - stats_prev->rx_bytes; } - /* update netdev counters */ - net_stats->tx_packets += vsi_stats->tx_packets - stats_prev->tx_packets; - net_stats->tx_bytes += vsi_stats->tx_bytes - stats_prev->tx_bytes; - net_stats->rx_packets += vsi_stats->rx_packets - stats_prev->rx_packets; - net_stats->rx_bytes += vsi_stats->rx_bytes - stats_prev->rx_bytes; - stats_prev->tx_packets = vsi_stats->tx_packets; stats_prev->tx_bytes = vsi_stats->tx_bytes; stats_prev->rx_packets = vsi_stats->rx_packets; @@ -7060,6 +7000,50 @@ static void ice_napi_disable_all(struct ice_vsi *vsi) } /** + * ice_vsi_dis_irq - Mask off queue interrupt generation on the VSI + * @vsi: the VSI being un-configured + */ +static void ice_vsi_dis_irq(struct ice_vsi *vsi) +{ + struct ice_pf *pf = vsi->back; + struct ice_hw *hw = &pf->hw; + u32 val; + int i; + + /* disable interrupt causation from each Rx queue; Tx queues are + * handled in ice_vsi_stop_tx_ring() + */ + if (vsi->rx_rings) { + ice_for_each_rxq(vsi, i) { + if (vsi->rx_rings[i]) { + u16 reg; + + reg = vsi->rx_rings[i]->reg_idx; + val = rd32(hw, QINT_RQCTL(reg)); + val &= ~QINT_RQCTL_CAUSE_ENA_M; + wr32(hw, QINT_RQCTL(reg), val); + } + } + } + + /* disable each interrupt */ + ice_for_each_q_vector(vsi, i) { + if (!vsi->q_vectors[i]) + continue; + wr32(hw, GLINT_DYN_CTL(vsi->q_vectors[i]->reg_idx), 0); + } + + ice_flush(hw); + + /* don't call synchronize_irq() for VF's from the host */ + if (vsi->type == ICE_VSI_VF) + return; + + ice_for_each_q_vector(vsi, i) + synchronize_irq(vsi->q_vectors[i]->irq.virq); +} + +/** * ice_down - Shutdown the connection * @vsi: The VSI being stopped * @@ -7548,7 +7532,7 @@ static void ice_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type) * fail. */ if (test_bit(ICE_FLAG_PTP_SUPPORTED, pf->flags)) - ice_ptp_reset(pf); + ice_ptp_rebuild(pf, reset_type); if (ice_is_feature_supported(pf, ICE_F_GNSS)) ice_gnss_init(pf); @@ -8012,6 +7996,8 @@ ice_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh, pf_sw = pf->first_sw; /* find the attribute in the netlink message */ br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); + if (!br_spec) + return -EINVAL; nla_for_each_nested(attr, br_spec, rem) { __u16 mode; diff --git a/drivers/net/ethernet/intel/ice/ice_osdep.h b/drivers/net/ethernet/intel/ice/ice_osdep.h index 82bc54fec7f3..a2562f04267f 100644 --- a/drivers/net/ethernet/intel/ice/ice_osdep.h +++ b/drivers/net/ethernet/intel/ice/ice_osdep.h @@ -24,7 +24,7 @@ #define rd64(a, reg) readq((a)->hw_addr + (reg)) #define ice_flush(a) rd32((a), GLGEN_STAT) -#define ICE_M(m, s) ((m) << (s)) +#define ICE_M(m, s) ((m ## U) << (s)) struct ice_dma_mem { void *va; diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index 3b6605c8585e..c11eba07283c 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -601,17 +601,13 @@ void ice_ptp_complete_tx_single_tstamp(struct ice_ptp_tx *tx) /* Read the low 32 bit value */ raw_tstamp |= (u64)rd32(&pf->hw, PF_SB_ATQBAH); - /* For PHYs which don't implement a proper timestamp ready bitmap, - * verify that the timestamp value is different from the last cached - * timestamp. If it is not, skip this for now assuming it hasn't yet - * been captured by hardware. + /* Devices using this interface always verify the timestamp differs + * relative to the last cached timestamp value. */ - if (!drop_ts && tx->verify_cached && - raw_tstamp == tx->tstamps[idx].cached_tstamp) + if (raw_tstamp == tx->tstamps[idx].cached_tstamp) return; - if (tx->verify_cached && raw_tstamp) - tx->tstamps[idx].cached_tstamp = raw_tstamp; + tx->tstamps[idx].cached_tstamp = raw_tstamp; clear_bit(idx, tx->in_use); skb = tx->tstamps[idx].skb; tx->tstamps[idx].skb = NULL; @@ -701,9 +697,11 @@ static void ice_ptp_process_tx_tstamp(struct ice_ptp_tx *tx) hw = &pf->hw; /* Read the Tx ready status first */ - err = ice_get_phy_tx_tstamp_ready(hw, tx->block, &tstamp_ready); - if (err) - return; + if (tx->has_ready_bitmap) { + err = ice_get_phy_tx_tstamp_ready(hw, tx->block, &tstamp_ready); + if (err) + return; + } /* Drop packets if the link went down */ link_up = ptp_port->link_up; @@ -731,7 +729,8 @@ static void ice_ptp_process_tx_tstamp(struct ice_ptp_tx *tx) * If we do not, the hardware logic for generating a new * interrupt can get stuck on some devices. */ - if (!(tstamp_ready & BIT_ULL(phy_idx))) { + if (tx->has_ready_bitmap && + !(tstamp_ready & BIT_ULL(phy_idx))) { if (drop_ts) goto skip_ts_read; @@ -751,7 +750,7 @@ static void ice_ptp_process_tx_tstamp(struct ice_ptp_tx *tx) * from the last cached timestamp. If it is not, skip this for * now assuming it hasn't yet been captured by hardware. */ - if (!drop_ts && tx->verify_cached && + if (!drop_ts && !tx->has_ready_bitmap && raw_tstamp == tx->tstamps[idx].cached_tstamp) continue; @@ -761,7 +760,7 @@ static void ice_ptp_process_tx_tstamp(struct ice_ptp_tx *tx) skip_ts_read: spin_lock_irqsave(&tx->lock, flags); - if (tx->verify_cached && raw_tstamp) + if (!tx->has_ready_bitmap && raw_tstamp) tx->tstamps[idx].cached_tstamp = raw_tstamp; clear_bit(idx, tx->in_use); skb = tx->tstamps[idx].skb; @@ -965,6 +964,22 @@ ice_ptp_mark_tx_tracker_stale(struct ice_ptp_tx *tx) } /** + * ice_ptp_flush_all_tx_tracker - Flush all timestamp trackers on this clock + * @pf: Board private structure + * + * Called by the clock owner to flush all the Tx timestamp trackers associated + * with the clock. + */ +static void +ice_ptp_flush_all_tx_tracker(struct ice_pf *pf) +{ + struct ice_ptp_port *port; + + list_for_each_entry(port, &pf->ptp.ports_owner.ports, list_member) + ice_ptp_flush_tx_tracker(ptp_port_to_pf(port), &port->tx); +} + +/** * ice_ptp_release_tx_tracker - Release allocated memory for Tx tracker * @pf: Board private structure * @tx: Tx tracking structure to release @@ -1014,7 +1029,7 @@ ice_ptp_init_tx_e82x(struct ice_pf *pf, struct ice_ptp_tx *tx, u8 port) tx->block = port / ICE_PORTS_PER_QUAD; tx->offset = (port % ICE_PORTS_PER_QUAD) * INDEX_PER_PORT_E82X; tx->len = INDEX_PER_PORT_E82X; - tx->verify_cached = 0; + tx->has_ready_bitmap = 1; return ice_ptp_alloc_tx_tracker(tx); } @@ -1037,7 +1052,7 @@ ice_ptp_init_tx_e810(struct ice_pf *pf, struct ice_ptp_tx *tx) * verify new timestamps against cached copy of the last read * timestamp. */ - tx->verify_cached = 1; + tx->has_ready_bitmap = 0; return ice_ptp_alloc_tx_tracker(tx); } @@ -1430,7 +1445,7 @@ void ice_ptp_link_change(struct ice_pf *pf, u8 port, bool linkup) struct ice_ptp_port *ptp_port; struct ice_hw *hw = &pf->hw; - if (!test_bit(ICE_FLAG_PTP, pf->flags)) + if (pf->ptp.state != ICE_PTP_READY) return; if (WARN_ON_ONCE(port >= ICE_NUM_EXTERNAL_PORTS)) @@ -1456,14 +1471,14 @@ void ice_ptp_link_change(struct ice_pf *pf, u8 port, bool linkup) } /** - * ice_ptp_tx_ena_intr - Enable or disable the Tx timestamp interrupt + * ice_ptp_cfg_phy_interrupt - Configure PHY interrupt settings * @pf: PF private structure * @ena: bool value to enable or disable interrupt * @threshold: Minimum number of packets at which intr is triggered * * Utility function to enable or disable Tx timestamp interrupt and threshold */ -static int ice_ptp_tx_ena_intr(struct ice_pf *pf, bool ena, u32 threshold) +static int ice_ptp_cfg_phy_interrupt(struct ice_pf *pf, bool ena, u32 threshold) { struct ice_hw *hw = &pf->hw; int err = 0; @@ -2162,7 +2177,7 @@ int ice_ptp_get_ts_config(struct ice_pf *pf, struct ifreq *ifr) { struct hwtstamp_config *config; - if (!test_bit(ICE_FLAG_PTP, pf->flags)) + if (pf->ptp.state != ICE_PTP_READY) return -EIO; config = &pf->ptp.tstamp_config; @@ -2232,7 +2247,7 @@ int ice_ptp_set_ts_config(struct ice_pf *pf, struct ifreq *ifr) struct hwtstamp_config config; int err; - if (!test_bit(ICE_FLAG_PTP, pf->flags)) + if (pf->ptp.state != ICE_PTP_READY) return -EAGAIN; if (copy_from_user(&config, ifr->ifr_data, sizeof(config))) @@ -2616,7 +2631,7 @@ static void ice_ptp_periodic_work(struct kthread_work *work) struct ice_pf *pf = container_of(ptp, struct ice_pf, ptp); int err; - if (!test_bit(ICE_FLAG_PTP, pf->flags)) + if (pf->ptp.state != ICE_PTP_READY) return; err = ice_ptp_update_cached_phctime(pf); @@ -2629,36 +2644,72 @@ static void ice_ptp_periodic_work(struct kthread_work *work) } /** - * ice_ptp_reset - Initialize PTP hardware clock support after reset + * ice_ptp_prepare_for_reset - Prepare PTP for reset + * @pf: Board private structure + * @reset_type: the reset type being performed + */ +void ice_ptp_prepare_for_reset(struct ice_pf *pf, enum ice_reset_req reset_type) +{ + struct ice_ptp *ptp = &pf->ptp; + u8 src_tmr; + + if (ptp->state != ICE_PTP_READY) + return; + + ptp->state = ICE_PTP_RESETTING; + + /* Disable timestamping for both Tx and Rx */ + ice_ptp_disable_timestamp_mode(pf); + + kthread_cancel_delayed_work_sync(&ptp->work); + + if (reset_type == ICE_RESET_PFR) + return; + + ice_ptp_release_tx_tracker(pf, &pf->ptp.port.tx); + + /* Disable periodic outputs */ + ice_ptp_disable_all_clkout(pf); + + src_tmr = ice_get_ptp_src_clock_index(&pf->hw); + + /* Disable source clock */ + wr32(&pf->hw, GLTSYN_ENA(src_tmr), (u32)~GLTSYN_ENA_TSYN_ENA_M); + + /* Acquire PHC and system timer to restore after reset */ + ptp->reset_time = ktime_get_real_ns(); +} + +/** + * ice_ptp_rebuild_owner - Initialize PTP clock owner after reset * @pf: Board private structure + * + * Companion function for ice_ptp_rebuild() which handles tasks that only the + * PTP clock owner instance should perform. */ -void ice_ptp_reset(struct ice_pf *pf) +static int ice_ptp_rebuild_owner(struct ice_pf *pf) { struct ice_ptp *ptp = &pf->ptp; struct ice_hw *hw = &pf->hw; struct timespec64 ts; - int err, itr = 1; u64 time_diff; - - if (test_bit(ICE_PFR_REQ, pf->state) || - !ice_pf_src_tmr_owned(pf)) - goto pfr; + int err; err = ice_ptp_init_phc(hw); if (err) - goto err; + return err; /* Acquire the global hardware lock */ if (!ice_ptp_lock(hw)) { err = -EBUSY; - goto err; + return err; } /* Write the increment time value to PHY and LAN */ err = ice_ptp_write_incval(hw, ice_base_incval(pf)); if (err) { ice_ptp_unlock(hw); - goto err; + return err; } /* Write the initial Time value to PHY and LAN using the cached PHC @@ -2674,38 +2725,54 @@ void ice_ptp_reset(struct ice_pf *pf) err = ice_ptp_write_init(pf, &ts); if (err) { ice_ptp_unlock(hw); - goto err; + return err; } /* Release the global hardware lock */ ice_ptp_unlock(hw); + /* Flush software tracking of any outstanding timestamps since we're + * about to flush the PHY timestamp block. + */ + ice_ptp_flush_all_tx_tracker(pf); + if (!ice_is_e810(hw)) { /* Enable quad interrupts */ - err = ice_ptp_tx_ena_intr(pf, true, itr); + err = ice_ptp_cfg_phy_interrupt(pf, true, 1); if (err) - goto err; - } + return err; -pfr: - /* Init Tx structures */ - if (ice_is_e810(&pf->hw)) { - err = ice_ptp_init_tx_e810(pf, &ptp->port.tx); - } else { - kthread_init_delayed_work(&ptp->port.ov_work, - ice_ptp_wait_for_offsets); - err = ice_ptp_init_tx_e82x(pf, &ptp->port.tx, - ptp->port.port_num); + ice_ptp_restart_all_phy(pf); } - if (err) + + return 0; +} + +/** + * ice_ptp_rebuild - Initialize PTP hardware clock support after reset + * @pf: Board private structure + * @reset_type: the reset type being performed + */ +void ice_ptp_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type) +{ + struct ice_ptp *ptp = &pf->ptp; + int err; + + if (ptp->state == ICE_PTP_READY) { + ice_ptp_prepare_for_reset(pf, reset_type); + } else if (ptp->state != ICE_PTP_RESETTING) { + err = -EINVAL; + dev_err(ice_pf_to_dev(pf), "PTP was not initialized\n"); goto err; + } - set_bit(ICE_FLAG_PTP, pf->flags); + if (ice_pf_src_tmr_owned(pf) && reset_type != ICE_RESET_PFR) { + err = ice_ptp_rebuild_owner(pf); + if (err) + goto err; + } - /* Restart the PHY timestamping block */ - if (!test_bit(ICE_PFR_REQ, pf->state) && - ice_pf_src_tmr_owned(pf)) - ice_ptp_restart_all_phy(pf); + ptp->state = ICE_PTP_READY; /* Start periodic work going */ kthread_queue_delayed_work(ptp->kworker, &ptp->work, 0); @@ -2714,6 +2781,7 @@ pfr: return; err: + ptp->state = ICE_PTP_ERROR; dev_err(ice_pf_to_dev(pf), "PTP reset failed %d\n", err); } @@ -2923,39 +2991,6 @@ int ice_ptp_clock_index(struct ice_pf *pf) } /** - * ice_ptp_prepare_for_reset - Prepare PTP for reset - * @pf: Board private structure - */ -void ice_ptp_prepare_for_reset(struct ice_pf *pf) -{ - struct ice_ptp *ptp = &pf->ptp; - u8 src_tmr; - - clear_bit(ICE_FLAG_PTP, pf->flags); - - /* Disable timestamping for both Tx and Rx */ - ice_ptp_disable_timestamp_mode(pf); - - kthread_cancel_delayed_work_sync(&ptp->work); - - if (test_bit(ICE_PFR_REQ, pf->state)) - return; - - ice_ptp_release_tx_tracker(pf, &pf->ptp.port.tx); - - /* Disable periodic outputs */ - ice_ptp_disable_all_clkout(pf); - - src_tmr = ice_get_ptp_src_clock_index(&pf->hw); - - /* Disable source clock */ - wr32(&pf->hw, GLTSYN_ENA(src_tmr), (u32)~GLTSYN_ENA_TSYN_ENA_M); - - /* Acquire PHC and system timer to restore after reset */ - ptp->reset_time = ktime_get_real_ns(); -} - -/** * ice_ptp_init_owner - Initialize PTP_1588_CLOCK device * @pf: Board private structure * @@ -2967,7 +3002,7 @@ static int ice_ptp_init_owner(struct ice_pf *pf) { struct ice_hw *hw = &pf->hw; struct timespec64 ts; - int err, itr = 1; + int err; err = ice_ptp_init_phc(hw); if (err) { @@ -3002,7 +3037,7 @@ static int ice_ptp_init_owner(struct ice_pf *pf) if (!ice_is_e810(hw)) { /* Enable quad interrupts */ - err = ice_ptp_tx_ena_intr(pf, true, itr); + err = ice_ptp_cfg_phy_interrupt(pf, true, 1); if (err) goto err_exit; } @@ -3195,6 +3230,8 @@ void ice_ptp_init(struct ice_pf *pf) struct ice_hw *hw = &pf->hw; int err; + ptp->state = ICE_PTP_INITIALIZING; + ice_ptp_init_phy_model(hw); ice_ptp_init_tx_interrupt_mode(pf); @@ -3219,12 +3256,13 @@ void ice_ptp_init(struct ice_pf *pf) /* Configure initial Tx interrupt settings */ ice_ptp_cfg_tx_interrupt(pf); - set_bit(ICE_FLAG_PTP, pf->flags); - err = ice_ptp_init_work(pf, ptp); + err = ice_ptp_create_auxbus_device(pf); if (err) goto err; - err = ice_ptp_create_auxbus_device(pf); + ptp->state = ICE_PTP_READY; + + err = ice_ptp_init_work(pf, ptp); if (err) goto err; @@ -3237,7 +3275,7 @@ err: ptp_clock_unregister(ptp->clock); pf->ptp.clock = NULL; } - clear_bit(ICE_FLAG_PTP, pf->flags); + ptp->state = ICE_PTP_ERROR; dev_err(ice_pf_to_dev(pf), "PTP failed %d\n", err); } @@ -3250,9 +3288,11 @@ err: */ void ice_ptp_release(struct ice_pf *pf) { - if (!test_bit(ICE_FLAG_PTP, pf->flags)) + if (pf->ptp.state != ICE_PTP_READY) return; + pf->ptp.state = ICE_PTP_UNINIT; + /* Disable timestamping for both Tx and Rx */ ice_ptp_disable_timestamp_mode(pf); @@ -3260,8 +3300,6 @@ void ice_ptp_release(struct ice_pf *pf) ice_ptp_release_tx_tracker(pf, &pf->ptp.port.tx); - clear_bit(ICE_FLAG_PTP, pf->flags); - kthread_cancel_delayed_work_sync(&pf->ptp.work); ice_ptp_port_phy_stop(&pf->ptp.port); @@ -3271,6 +3309,9 @@ void ice_ptp_release(struct ice_pf *pf) pf->ptp.kworker = NULL; } + if (ice_pf_src_tmr_owned(pf)) + ice_ptp_unregister_auxbus_driver(pf); + if (!pf->ptp.clock) return; @@ -3280,7 +3321,5 @@ void ice_ptp_release(struct ice_pf *pf) ptp_clock_unregister(pf->ptp.clock); pf->ptp.clock = NULL; - ice_ptp_unregister_auxbus_driver(pf); - dev_info(ice_pf_to_dev(pf), "Removed PTP clock\n"); } diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.h b/drivers/net/ethernet/intel/ice/ice_ptp.h index 087dd32d8762..3af20025043a 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.h +++ b/drivers/net/ethernet/intel/ice/ice_ptp.h @@ -100,7 +100,7 @@ struct ice_perout_channel { * the last timestamp we read for a given index. If the current timestamp * value is the same as the cached value, we assume a new timestamp hasn't * been captured. This avoids reporting stale timestamps to the stack. This is - * only done if the verify_cached flag is set in ice_ptp_tx structure. + * only done if the has_ready_bitmap flag is not set in ice_ptp_tx structure. */ struct ice_tx_tstamp { struct sk_buff *skb; @@ -130,7 +130,9 @@ enum ice_tx_tstamp_work { * @init: if true, the tracker is initialized; * @calibrating: if true, the PHY is calibrating the Tx offset. During this * window, timestamps are temporarily disabled. - * @verify_cached: if true, verify new timestamp differs from last read value + * @has_ready_bitmap: if true, the hardware has a valid Tx timestamp ready + * bitmap register. If false, fall back to verifying new + * timestamp values against previously cached copy. * @last_ll_ts_idx_read: index of the last LL TS read by the FW */ struct ice_ptp_tx { @@ -143,7 +145,7 @@ struct ice_ptp_tx { u8 len; u8 init : 1; u8 calibrating : 1; - u8 verify_cached : 1; + u8 has_ready_bitmap : 1; s8 last_ll_ts_idx_read; }; @@ -203,8 +205,17 @@ struct ice_ptp_port_owner { #define GLTSYN_TGT_H_IDX_MAX 4 +enum ice_ptp_state { + ICE_PTP_UNINIT = 0, + ICE_PTP_INITIALIZING, + ICE_PTP_READY, + ICE_PTP_RESETTING, + ICE_PTP_ERROR, +}; + /** * struct ice_ptp - data used for integrating with CONFIG_PTP_1588_CLOCK + * @state: current state of PTP state machine * @tx_interrupt_mode: the TX interrupt mode for the PTP clock * @port: data for the PHY port initialization procedure * @ports_owner: data for the auxiliary driver owner @@ -227,6 +238,7 @@ struct ice_ptp_port_owner { * @late_cached_phc_updates: number of times cached PHC update is late */ struct ice_ptp { + enum ice_ptp_state state; enum ice_ptp_tx_interrupt tx_interrupt_mode; struct ice_ptp_port port; struct ice_ptp_port_owner ports_owner; @@ -304,8 +316,9 @@ enum ice_tx_tstamp_work ice_ptp_process_ts(struct ice_pf *pf); u64 ice_ptp_get_rx_hwts(const union ice_32b_rx_flex_desc *rx_desc, const struct ice_pkt_ctx *pkt_ctx); -void ice_ptp_reset(struct ice_pf *pf); -void ice_ptp_prepare_for_reset(struct ice_pf *pf); +void ice_ptp_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type); +void ice_ptp_prepare_for_reset(struct ice_pf *pf, + enum ice_reset_req reset_type); void ice_ptp_init(struct ice_pf *pf); void ice_ptp_release(struct ice_pf *pf); void ice_ptp_link_change(struct ice_pf *pf, u8 port, bool linkup); @@ -345,8 +358,15 @@ ice_ptp_get_rx_hwts(const union ice_32b_rx_flex_desc *rx_desc, return 0; } -static inline void ice_ptp_reset(struct ice_pf *pf) { } -static inline void ice_ptp_prepare_for_reset(struct ice_pf *pf) { } +static inline void ice_ptp_rebuild(struct ice_pf *pf, + enum ice_reset_req reset_type) +{ +} + +static inline void ice_ptp_prepare_for_reset(struct ice_pf *pf, + enum ice_reset_req reset_type) +{ +} static inline void ice_ptp_init(struct ice_pf *pf) { } static inline void ice_ptp_release(struct ice_pf *pf) { } static inline void ice_ptp_link_change(struct ice_pf *pf, u8 port, bool linkup) diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c index a94a1c48c3de..a958fcf3e6be 100644 --- a/drivers/net/ethernet/intel/ice/ice_sriov.c +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c @@ -240,7 +240,6 @@ static struct ice_vsi *ice_vf_vsi_setup(struct ice_vf *vf) } vf->lan_vsi_idx = vsi->idx; - vf->lan_vsi_num = vsi->vsi_num; return vsi; } @@ -1068,6 +1067,7 @@ int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count) struct ice_pf *pf = pci_get_drvdata(pdev); u16 prev_msix, prev_queues, queues; bool needs_rebuild = false; + struct ice_vsi *vsi; struct ice_vf *vf; int id; @@ -1102,6 +1102,10 @@ int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count) if (!vf) return -ENOENT; + vsi = ice_get_vf_vsi(vf); + if (!vsi) + return -ENOENT; + prev_msix = vf->num_msix; prev_queues = vf->num_vf_qs; @@ -1122,7 +1126,7 @@ int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count) if (vf->first_vector_idx < 0) goto unroll; - if (ice_vf_reconfig_vsi(vf)) { + if (ice_vf_reconfig_vsi(vf) || ice_vf_init_host_cfg(vf, vsi)) { /* Try to rebuild with previous values */ needs_rebuild = true; goto unroll; @@ -1148,8 +1152,10 @@ unroll: if (vf->first_vector_idx < 0) return -EINVAL; - if (needs_rebuild) + if (needs_rebuild) { ice_vf_reconfig_vsi(vf); + ice_vf_init_host_cfg(vf, vsi); + } ice_ena_vf_mappings(vf); ice_put_vf(vf); diff --git a/drivers/net/ethernet/intel/ice/ice_txrx_lib.c b/drivers/net/ethernet/intel/ice/ice_txrx_lib.c index 839e5da24ad5..f8f1d2bdc1be 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx_lib.c @@ -143,8 +143,12 @@ ice_rx_csum(struct ice_rx_ring *ring, struct sk_buff *skb, ipv6 = (decoded.outer_ip == ICE_RX_PTYPE_OUTER_IP) && (decoded.outer_ip_ver == ICE_RX_PTYPE_OUTER_IPV6); - if (ipv4 && (rx_status0 & (BIT(ICE_RX_FLEX_DESC_STATUS0_XSUM_IPE_S) | - BIT(ICE_RX_FLEX_DESC_STATUS0_XSUM_EIPE_S)))) + if (ipv4 && (rx_status0 & (BIT(ICE_RX_FLEX_DESC_STATUS0_XSUM_EIPE_S)))) { + ring->vsi->back->hw_rx_eipe_error++; + return; + } + + if (ipv4 && (rx_status0 & (BIT(ICE_RX_FLEX_DESC_STATUS0_XSUM_IPE_S)))) goto checksum_fail; if (ipv6 && (rx_status0 & (BIT(ICE_RX_FLEX_DESC_STATUS0_IPV6EXADD_S)))) diff --git a/drivers/net/ethernet/intel/ice/ice_type.h b/drivers/net/ethernet/intel/ice/ice_type.h index 41ab6d7bbd9e..9ff92dba5823 100644 --- a/drivers/net/ethernet/intel/ice/ice_type.h +++ b/drivers/net/ethernet/intel/ice/ice_type.h @@ -132,6 +132,7 @@ enum ice_mac_type { ICE_MAC_E810, ICE_MAC_E830, ICE_MAC_GENERIC, + ICE_MAC_GENERIC_3K_E825, }; /* Media Types */ @@ -1072,7 +1073,7 @@ struct ice_aq_get_set_rss_lut_params { #define ICE_OROM_VER_BUILD_SHIFT 8 #define ICE_OROM_VER_BUILD_MASK (0xffff << ICE_OROM_VER_BUILD_SHIFT) #define ICE_OROM_VER_SHIFT 24 -#define ICE_OROM_VER_MASK (0xff << ICE_OROM_VER_SHIFT) +#define ICE_OROM_VER_MASK (0xffU << ICE_OROM_VER_SHIFT) #define ICE_SR_PFA_PTR 0x40 #define ICE_SR_1ST_NVM_BANK_PTR 0x42 #define ICE_SR_NVM_BANK_SIZE 0x43 diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c index 2ffdae9a82df..21d26e19338a 100644 --- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c @@ -280,12 +280,6 @@ int ice_vf_reconfig_vsi(struct ice_vf *vf) return err; } - /* Update the lan_vsi_num field since it might have been changed. The - * PF lan_vsi_idx number remains the same so we don't need to change - * that. - */ - vf->lan_vsi_num = vsi->vsi_num; - return 0; } @@ -315,7 +309,6 @@ static int ice_vf_rebuild_vsi(struct ice_vf *vf) * vf->lan_vsi_idx */ vsi->vsi_num = ice_get_hw_vsi_num(&pf->hw, vsi->idx); - vf->lan_vsi_num = vsi->vsi_num; return 0; } @@ -1315,13 +1308,12 @@ int ice_vf_init_host_cfg(struct ice_vf *vf, struct ice_vsi *vsi) } /** - * ice_vf_invalidate_vsi - invalidate vsi_idx/vsi_num to remove VSI access + * ice_vf_invalidate_vsi - invalidate vsi_idx to remove VSI access * @vf: VF to remove access to VSI for */ void ice_vf_invalidate_vsi(struct ice_vf *vf) { vf->lan_vsi_idx = ICE_NO_VSI; - vf->lan_vsi_num = ICE_NO_VSI; } /** diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.h b/drivers/net/ethernet/intel/ice/ice_vf_lib.h index 0cc9034065c5..fec16919ec19 100644 --- a/drivers/net/ethernet/intel/ice/ice_vf_lib.h +++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.h @@ -109,11 +109,6 @@ struct ice_vf { u8 spoofchk:1; u8 link_forced:1; u8 link_up:1; /* only valid if VF link is forced */ - /* VSI indices - actual VSI pointers are maintained in the PF structure - * When assigned, these will be non-zero, because VSI 0 is always - * the main LAN VSI for the PF. - */ - u16 lan_vsi_num; /* ID as used by firmware */ unsigned int min_tx_rate; /* Minimum Tx bandwidth limit in Mbps */ unsigned int max_tx_rate; /* Maximum Tx bandwidth limit in Mbps */ DECLARE_BITMAP(vf_states, ICE_VF_STATES_NBITS); /* VF runtime states */ diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c index c925813ec9ca..1ff9818b4c84 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c @@ -440,7 +440,6 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg) vf->driver_caps = *(u32 *)msg; else vf->driver_caps = VIRTCHNL_VF_OFFLOAD_L2 | - VIRTCHNL_VF_OFFLOAD_RSS_REG | VIRTCHNL_VF_OFFLOAD_VLAN; vfres->vf_cap_flags = VIRTCHNL_VF_OFFLOAD_L2; @@ -453,14 +452,8 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg) vfres->vf_cap_flags |= ice_vc_get_vlan_caps(hw, vf, vsi, vf->driver_caps); - if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_PF) { + if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_PF) vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_PF; - } else { - if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_AQ) - vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_AQ; - else - vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_REG; - } if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC) vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC; @@ -506,7 +499,7 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg) vfres->rss_lut_size = ICE_LUT_VSI_SIZE; vfres->max_mtu = ice_vc_get_max_frame_size(vf); - vfres->vsi_res[0].vsi_id = vf->lan_vsi_num; + vfres->vsi_res[0].vsi_id = ICE_VF_VSI_ID; vfres->vsi_res[0].vsi_type = VIRTCHNL_VSI_SRIOV; vfres->vsi_res[0].num_queue_pairs = vsi->num_txq; ether_addr_copy(vfres->vsi_res[0].default_mac_addr, @@ -552,27 +545,20 @@ static void ice_vc_reset_vf_msg(struct ice_vf *vf) */ bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id) { - struct ice_pf *pf = vf->pf; - struct ice_vsi *vsi; - - vsi = ice_find_vsi(pf, vsi_id); - - return (vsi && (vsi->vf == vf)); + return vsi_id == ICE_VF_VSI_ID; } /** * ice_vc_isvalid_q_id - * @vf: pointer to the VF info - * @vsi_id: VSI ID + * @vsi: VSI to check queue ID against * @qid: VSI relative queue ID * * check for the valid queue ID */ -static bool ice_vc_isvalid_q_id(struct ice_vf *vf, u16 vsi_id, u8 qid) +static bool ice_vc_isvalid_q_id(struct ice_vsi *vsi, u8 qid) { - struct ice_vsi *vsi = ice_find_vsi(vf->pf, vsi_id); /* allocated Tx and Rx queues should be always equal for VF VSI */ - return (vsi && (qid < vsi->alloc_txq)); + return qid < vsi->alloc_txq; } /** @@ -1330,7 +1316,7 @@ static int ice_vc_ena_qs_msg(struct ice_vf *vf, u8 *msg) */ q_map = vqs->rx_queues; for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) { - if (!ice_vc_isvalid_q_id(vf, vqs->vsi_id, vf_q_id)) { + if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } @@ -1352,7 +1338,7 @@ static int ice_vc_ena_qs_msg(struct ice_vf *vf, u8 *msg) q_map = vqs->tx_queues; for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) { - if (!ice_vc_isvalid_q_id(vf, vqs->vsi_id, vf_q_id)) { + if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } @@ -1457,7 +1443,7 @@ static int ice_vc_dis_qs_msg(struct ice_vf *vf, u8 *msg) q_map = vqs->tx_queues; for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) { - if (!ice_vc_isvalid_q_id(vf, vqs->vsi_id, vf_q_id)) { + if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } @@ -1483,7 +1469,7 @@ static int ice_vc_dis_qs_msg(struct ice_vf *vf, u8 *msg) bitmap_zero(vf->rxq_ena, ICE_MAX_RSS_QS_PER_VF); } else if (q_map) { for_each_set_bit(vf_q_id, &q_map, ICE_MAX_RSS_QS_PER_VF) { - if (!ice_vc_isvalid_q_id(vf, vqs->vsi_id, vf_q_id)) { + if (!ice_vc_isvalid_q_id(vsi, vf_q_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } @@ -1539,7 +1525,7 @@ ice_cfg_interrupt(struct ice_vf *vf, struct ice_vsi *vsi, u16 vector_id, for_each_set_bit(vsi_q_id_idx, &qmap, ICE_MAX_RSS_QS_PER_VF) { vsi_q_id = vsi_q_id_idx; - if (!ice_vc_isvalid_q_id(vf, vsi->vsi_num, vsi_q_id)) + if (!ice_vc_isvalid_q_id(vsi, vsi_q_id)) return VIRTCHNL_STATUS_ERR_PARAM; q_vector->num_ring_rx++; @@ -1553,7 +1539,7 @@ ice_cfg_interrupt(struct ice_vf *vf, struct ice_vsi *vsi, u16 vector_id, for_each_set_bit(vsi_q_id_idx, &qmap, ICE_MAX_RSS_QS_PER_VF) { vsi_q_id = vsi_q_id_idx; - if (!ice_vc_isvalid_q_id(vf, vsi->vsi_num, vsi_q_id)) + if (!ice_vc_isvalid_q_id(vsi, vsi_q_id)) return VIRTCHNL_STATUS_ERR_PARAM; q_vector->num_ring_tx++; @@ -1710,7 +1696,7 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg) qpi->txq.headwb_enabled || !ice_vc_isvalid_ring_len(qpi->txq.ring_len) || !ice_vc_isvalid_ring_len(qpi->rxq.ring_len) || - !ice_vc_isvalid_q_id(vf, qci->vsi_id, qpi->txq.queue_id)) { + !ice_vc_isvalid_q_id(vsi, qpi->txq.queue_id)) { goto error_param; } diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.h b/drivers/net/ethernet/intel/ice/ice_virtchnl.h index 60dfbe05980a..3a4115869153 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl.h +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.h @@ -19,6 +19,15 @@ #define ICE_MAX_MACADDR_PER_VF 18 #define ICE_FLEX_DESC_RXDID_MAX_NUM 64 +/* VFs only get a single VSI. For ice hardware, the VF does not need to know + * its VSI index. However, the virtchnl interface requires a VSI number, + * mainly due to legacy hardware. + * + * Since the VF doesn't need this information, report a static value to the VF + * instead of leaking any information about the PF or hardware setup. + */ +#define ICE_VF_VSI_ID 1 + struct ice_virtchnl_ops { int (*get_ver_msg)(struct ice_vf *vf, u8 *msg); int (*get_vf_res_msg)(struct ice_vf *vf, u8 *msg); diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c index 5e19d48a05b4..d796dbd2a440 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c @@ -13,8 +13,6 @@ * - opcodes needed by VF when caps are activated * * Caps that don't use new opcodes (no opcodes should be allowed): - * - VIRTCHNL_VF_OFFLOAD_RSS_AQ - * - VIRTCHNL_VF_OFFLOAD_RSS_REG * - VIRTCHNL_VF_OFFLOAD_WB_ON_ITR * - VIRTCHNL_VF_OFFLOAD_CRC * - VIRTCHNL_VF_OFFLOAD_RX_POLLING diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c index f001553e1a1a..8e4ff3af86c6 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c @@ -94,9 +94,6 @@ ice_vc_fdir_param_check(struct ice_vf *vf, u16 vsi_id) if (!(vf->driver_caps & VIRTCHNL_VF_OFFLOAD_FDIR_PF)) return -EINVAL; - if (vsi_id != vf->lan_vsi_num) - return -EINVAL; - if (!ice_vc_isvalid_vsi_id(vf, vsi_id)) return -EINVAL; diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c index 8b81a1677045..1857220d27fe 100644 --- a/drivers/net/ethernet/intel/ice/ice_xsk.c +++ b/drivers/net/ethernet/intel/ice/ice_xsk.c @@ -179,6 +179,10 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx) return -EBUSY; usleep_range(1000, 2000); } + + ice_qvec_dis_irq(vsi, rx_ring, q_vector); + ice_qvec_toggle_napi(vsi, q_vector, false); + netif_tx_stop_queue(netdev_get_tx_queue(vsi->netdev, q_idx)); ice_fill_txq_meta(vsi, tx_ring, &txq_meta); @@ -195,13 +199,10 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx) if (err) return err; } - ice_qvec_dis_irq(vsi, rx_ring, q_vector); - err = ice_vsi_ctrl_one_rx_ring(vsi, false, q_idx, true); if (err) return err; - ice_qvec_toggle_napi(vsi, q_vector, false); ice_qp_clean_rings(vsi, q_idx); ice_qp_reset_stats(vsi, q_idx); @@ -217,53 +218,39 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx) */ static int ice_qp_ena(struct ice_vsi *vsi, u16 q_idx) { - DEFINE_FLEX(struct ice_aqc_add_tx_qgrp, qg_buf, txqs, 1); - u16 size = __struct_size(qg_buf); struct ice_q_vector *q_vector; - struct ice_tx_ring *tx_ring; - struct ice_rx_ring *rx_ring; int err; - if (q_idx >= vsi->num_rxq || q_idx >= vsi->num_txq) - return -EINVAL; - - qg_buf->num_txqs = 1; - - tx_ring = vsi->tx_rings[q_idx]; - rx_ring = vsi->rx_rings[q_idx]; - q_vector = rx_ring->q_vector; - - err = ice_vsi_cfg_txq(vsi, tx_ring, qg_buf); + err = ice_vsi_cfg_single_txq(vsi, vsi->tx_rings, q_idx); if (err) return err; if (ice_is_xdp_ena_vsi(vsi)) { struct ice_tx_ring *xdp_ring = vsi->xdp_rings[q_idx]; - memset(qg_buf, 0, size); - qg_buf->num_txqs = 1; - err = ice_vsi_cfg_txq(vsi, xdp_ring, qg_buf); + err = ice_vsi_cfg_single_txq(vsi, vsi->xdp_rings, q_idx); if (err) return err; ice_set_ring_xdp(xdp_ring); ice_tx_xsk_pool(vsi, q_idx); } - err = ice_vsi_cfg_rxq(rx_ring); + err = ice_vsi_cfg_single_rxq(vsi, q_idx); if (err) return err; + q_vector = vsi->rx_rings[q_idx]->q_vector; ice_qvec_cfg_msix(vsi, q_vector); err = ice_vsi_ctrl_one_rx_ring(vsi, true, q_idx, true); if (err) return err; - clear_bit(ICE_CFG_BUSY, vsi->state); ice_qvec_toggle_napi(vsi, q_vector, true); ice_qvec_ena_irq(vsi, q_vector); netif_tx_start_queue(netdev_get_tx_queue(vsi->netdev, q_idx)); + clear_bit(ICE_CFG_BUSY, vsi->state); return 0; } diff --git a/drivers/net/ethernet/intel/idpf/idpf.h b/drivers/net/ethernet/intel/idpf/idpf.h index 0acc125decb3..e7a036538246 100644 --- a/drivers/net/ethernet/intel/idpf/idpf.h +++ b/drivers/net/ethernet/intel/idpf/idpf.h @@ -37,8 +37,6 @@ struct idpf_vport_max_q; #define IDPF_MB_MAX_ERR 20 #define IDPF_NUM_CHUNKS_PER_MSG(struct_sz, chunk_sz) \ ((IDPF_CTLQ_MAX_BUF_LEN - (struct_sz)) / (chunk_sz)) -#define IDPF_WAIT_FOR_EVENT_TIMEO_MIN 2000 -#define IDPF_WAIT_FOR_EVENT_TIMEO 60000 #define IDPF_MAX_WAIT 500 @@ -66,14 +64,12 @@ struct idpf_mac_filter { /** * enum idpf_state - State machine to handle bring up - * @__IDPF_STARTUP: Start the state machine * @__IDPF_VER_CHECK: Negotiate virtchnl version * @__IDPF_GET_CAPS: Negotiate capabilities * @__IDPF_INIT_SW: Init based on given capabilities * @__IDPF_STATE_LAST: Must be last, used to determine size */ enum idpf_state { - __IDPF_STARTUP, __IDPF_VER_CHECK, __IDPF_GET_CAPS, __IDPF_INIT_SW, @@ -87,6 +83,7 @@ enum idpf_state { * @IDPF_HR_RESET_IN_PROG: Reset in progress * @IDPF_REMOVE_IN_PROG: Driver remove in progress * @IDPF_MB_INTR_MODE: Mailbox in interrupt mode + * @IDPF_VC_CORE_INIT: virtchnl core has been init * @IDPF_FLAGS_NBITS: Must be last */ enum idpf_flags { @@ -95,6 +92,7 @@ enum idpf_flags { IDPF_HR_RESET_IN_PROG, IDPF_REMOVE_IN_PROG, IDPF_MB_INTR_MODE, + IDPF_VC_CORE_INIT, IDPF_FLAGS_NBITS, }; @@ -209,71 +207,6 @@ struct idpf_dev_ops { struct idpf_reg_ops reg_ops; }; -/* These macros allow us to generate an enum and a matching char * array of - * stringified enums that are always in sync. Checkpatch issues a bogus warning - * about this being a complex macro; but it's wrong, these are never used as a - * statement and instead only used to define the enum and array. - */ -#define IDPF_FOREACH_VPORT_VC_STATE(STATE) \ - STATE(IDPF_VC_CREATE_VPORT) \ - STATE(IDPF_VC_CREATE_VPORT_ERR) \ - STATE(IDPF_VC_ENA_VPORT) \ - STATE(IDPF_VC_ENA_VPORT_ERR) \ - STATE(IDPF_VC_DIS_VPORT) \ - STATE(IDPF_VC_DIS_VPORT_ERR) \ - STATE(IDPF_VC_DESTROY_VPORT) \ - STATE(IDPF_VC_DESTROY_VPORT_ERR) \ - STATE(IDPF_VC_CONFIG_TXQ) \ - STATE(IDPF_VC_CONFIG_TXQ_ERR) \ - STATE(IDPF_VC_CONFIG_RXQ) \ - STATE(IDPF_VC_CONFIG_RXQ_ERR) \ - STATE(IDPF_VC_ENA_QUEUES) \ - STATE(IDPF_VC_ENA_QUEUES_ERR) \ - STATE(IDPF_VC_DIS_QUEUES) \ - STATE(IDPF_VC_DIS_QUEUES_ERR) \ - STATE(IDPF_VC_MAP_IRQ) \ - STATE(IDPF_VC_MAP_IRQ_ERR) \ - STATE(IDPF_VC_UNMAP_IRQ) \ - STATE(IDPF_VC_UNMAP_IRQ_ERR) \ - STATE(IDPF_VC_ADD_QUEUES) \ - STATE(IDPF_VC_ADD_QUEUES_ERR) \ - STATE(IDPF_VC_DEL_QUEUES) \ - STATE(IDPF_VC_DEL_QUEUES_ERR) \ - STATE(IDPF_VC_ALLOC_VECTORS) \ - STATE(IDPF_VC_ALLOC_VECTORS_ERR) \ - STATE(IDPF_VC_DEALLOC_VECTORS) \ - STATE(IDPF_VC_DEALLOC_VECTORS_ERR) \ - STATE(IDPF_VC_SET_SRIOV_VFS) \ - STATE(IDPF_VC_SET_SRIOV_VFS_ERR) \ - STATE(IDPF_VC_GET_RSS_LUT) \ - STATE(IDPF_VC_GET_RSS_LUT_ERR) \ - STATE(IDPF_VC_SET_RSS_LUT) \ - STATE(IDPF_VC_SET_RSS_LUT_ERR) \ - STATE(IDPF_VC_GET_RSS_KEY) \ - STATE(IDPF_VC_GET_RSS_KEY_ERR) \ - STATE(IDPF_VC_SET_RSS_KEY) \ - STATE(IDPF_VC_SET_RSS_KEY_ERR) \ - STATE(IDPF_VC_GET_STATS) \ - STATE(IDPF_VC_GET_STATS_ERR) \ - STATE(IDPF_VC_ADD_MAC_ADDR) \ - STATE(IDPF_VC_ADD_MAC_ADDR_ERR) \ - STATE(IDPF_VC_DEL_MAC_ADDR) \ - STATE(IDPF_VC_DEL_MAC_ADDR_ERR) \ - STATE(IDPF_VC_GET_PTYPE_INFO) \ - STATE(IDPF_VC_GET_PTYPE_INFO_ERR) \ - STATE(IDPF_VC_LOOPBACK_STATE) \ - STATE(IDPF_VC_LOOPBACK_STATE_ERR) \ - STATE(IDPF_VC_NBITS) - -#define IDPF_GEN_ENUM(ENUM) ENUM, -#define IDPF_GEN_STRING(STRING) #STRING, - -enum idpf_vport_vc_state { - IDPF_FOREACH_VPORT_VC_STATE(IDPF_GEN_ENUM) -}; - -extern const char * const idpf_vport_vc_state_str[]; - /** * enum idpf_vport_reset_cause - Vport soft reset causes * @IDPF_SR_Q_CHANGE: Soft reset queue change @@ -358,11 +291,7 @@ struct idpf_port_stats { * @port_stats: per port csum, header split, and other offload stats * @link_up: True if link is up * @link_speed_mbps: Link speed in mbps - * @vc_msg: Virtchnl message buffer - * @vc_state: Virtchnl message state - * @vchnl_wq: Wait queue for virtchnl messages * @sw_marker_wq: workqueue for marker packets - * @vc_buf_lock: Lock to protect virtchnl buffer */ struct idpf_vport { u16 num_txq; @@ -408,12 +337,7 @@ struct idpf_vport { bool link_up; u32 link_speed_mbps; - char vc_msg[IDPF_CTLQ_MAX_BUF_LEN]; - DECLARE_BITMAP(vc_state, IDPF_VC_NBITS); - - wait_queue_head_t vchnl_wq; wait_queue_head_t sw_marker_wq; - struct mutex vc_buf_lock; }; /** @@ -476,15 +400,11 @@ struct idpf_vport_user_config_data { * enum idpf_vport_config_flags - Vport config flags * @IDPF_VPORT_REG_NETDEV: Register netdev * @IDPF_VPORT_UP_REQUESTED: Set if interface up is requested on core reset - * @IDPF_VPORT_ADD_MAC_REQ: Asynchronous add ether address in flight - * @IDPF_VPORT_DEL_MAC_REQ: Asynchronous delete ether address in flight * @IDPF_VPORT_CONFIG_FLAGS_NBITS: Must be last */ enum idpf_vport_config_flags { IDPF_VPORT_REG_NETDEV, IDPF_VPORT_UP_REQUESTED, - IDPF_VPORT_ADD_MAC_REQ, - IDPF_VPORT_DEL_MAC_REQ, IDPF_VPORT_CONFIG_FLAGS_NBITS, }; @@ -555,11 +475,13 @@ struct idpf_vector_lifo { struct idpf_vport_config { struct idpf_vport_user_config_data user_config; struct idpf_vport_max_q max_q; - void *req_qs_chunks; + struct virtchnl2_add_queues *req_qs_chunks; spinlock_t mac_filter_list_lock; DECLARE_BITMAP(flags, IDPF_VPORT_CONFIG_FLAGS_NBITS); }; +struct idpf_vc_xn_manager; + /** * struct idpf_adapter - Device data struct generated on probe * @pdev: PCI device struct given on probe @@ -601,9 +523,7 @@ struct idpf_vport_config { * @stats_task: Periodic statistics retrieval task * @stats_wq: Workqueue for statistics task * @caps: Negotiated capabilities with device - * @vchnl_wq: Wait queue for virtchnl messages - * @vc_state: Virtchnl message state - * @vc_msg: Virtchnl message buffer + * @vcxn_mngr: Virtchnl transaction manager * @dev_ops: See idpf_dev_ops * @num_vfs: Number of allocated VFs through sysfs. PF does not directly talk * to VFs but is used to initialize them @@ -659,10 +579,8 @@ struct idpf_adapter { struct delayed_work stats_task; struct workqueue_struct *stats_wq; struct virtchnl2_get_capabilities caps; + struct idpf_vc_xn_manager *vcxn_mngr; - wait_queue_head_t vchnl_wq; - DECLARE_BITMAP(vc_state, IDPF_VC_NBITS); - char vc_msg[IDPF_CTLQ_MAX_BUF_LEN]; struct idpf_dev_ops dev_ops; int num_vfs; bool crc_enable; @@ -903,68 +821,18 @@ void idpf_mbx_task(struct work_struct *work); void idpf_vc_event_task(struct work_struct *work); void idpf_dev_ops_init(struct idpf_adapter *adapter); void idpf_vf_dev_ops_init(struct idpf_adapter *adapter); -int idpf_vport_adjust_qs(struct idpf_vport *vport); -int idpf_init_dflt_mbx(struct idpf_adapter *adapter); -void idpf_deinit_dflt_mbx(struct idpf_adapter *adapter); -int idpf_vc_core_init(struct idpf_adapter *adapter); -void idpf_vc_core_deinit(struct idpf_adapter *adapter); int idpf_intr_req(struct idpf_adapter *adapter); void idpf_intr_rel(struct idpf_adapter *adapter); -int idpf_get_reg_intr_vecs(struct idpf_vport *vport, - struct idpf_vec_regs *reg_vals); u16 idpf_get_max_tx_hdr_size(struct idpf_adapter *adapter); -int idpf_send_delete_queues_msg(struct idpf_vport *vport); -int idpf_send_add_queues_msg(const struct idpf_vport *vport, u16 num_tx_q, - u16 num_complq, u16 num_rx_q, u16 num_rx_bufq); int idpf_initiate_soft_reset(struct idpf_vport *vport, enum idpf_vport_reset_cause reset_cause); -int idpf_send_enable_vport_msg(struct idpf_vport *vport); -int idpf_send_disable_vport_msg(struct idpf_vport *vport); -int idpf_send_destroy_vport_msg(struct idpf_vport *vport); -int idpf_send_get_rx_ptype_msg(struct idpf_vport *vport); -int idpf_send_ena_dis_loopback_msg(struct idpf_vport *vport); -int idpf_send_get_set_rss_key_msg(struct idpf_vport *vport, bool get); -int idpf_send_get_set_rss_lut_msg(struct idpf_vport *vport, bool get); -int idpf_send_dealloc_vectors_msg(struct idpf_adapter *adapter); -int idpf_send_alloc_vectors_msg(struct idpf_adapter *adapter, u16 num_vectors); void idpf_deinit_task(struct idpf_adapter *adapter); int idpf_req_rel_vector_indexes(struct idpf_adapter *adapter, u16 *q_vector_idxs, struct idpf_vector_info *vec_info); -int idpf_vport_alloc_vec_indexes(struct idpf_vport *vport); -int idpf_send_get_stats_msg(struct idpf_vport *vport); -int idpf_get_vec_ids(struct idpf_adapter *adapter, - u16 *vecids, int num_vecids, - struct virtchnl2_vector_chunks *chunks); -int idpf_recv_mb_msg(struct idpf_adapter *adapter, u32 op, - void *msg, int msg_size); -int idpf_send_mb_msg(struct idpf_adapter *adapter, u32 op, - u16 msg_size, u8 *msg); void idpf_set_ethtool_ops(struct net_device *netdev); -int idpf_vport_alloc_max_qs(struct idpf_adapter *adapter, - struct idpf_vport_max_q *max_q); -void idpf_vport_dealloc_max_qs(struct idpf_adapter *adapter, - struct idpf_vport_max_q *max_q); -int idpf_add_del_mac_filters(struct idpf_vport *vport, - struct idpf_netdev_priv *np, - bool add, bool async); -int idpf_set_promiscuous(struct idpf_adapter *adapter, - struct idpf_vport_user_config_data *config_data, - u32 vport_id); -int idpf_send_disable_queues_msg(struct idpf_vport *vport); -void idpf_vport_init(struct idpf_vport *vport, struct idpf_vport_max_q *max_q); -u32 idpf_get_vport_id(struct idpf_vport *vport); -int idpf_vport_queue_ids_init(struct idpf_vport *vport); -int idpf_queue_reg_init(struct idpf_vport *vport); -int idpf_send_config_queues_msg(struct idpf_vport *vport); -int idpf_send_enable_queues_msg(struct idpf_vport *vport); -int idpf_send_create_vport_msg(struct idpf_adapter *adapter, - struct idpf_vport_max_q *max_q); -int idpf_check_supported_desc_ids(struct idpf_vport *vport); void idpf_vport_intr_write_itr(struct idpf_q_vector *q_vector, u16 itr, bool tx); -int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map); -int idpf_send_set_sriov_vfs_msg(struct idpf_adapter *adapter, u16 num_vfs); int idpf_sriov_configure(struct pci_dev *pdev, int num_vfs); u8 idpf_vport_get_hsplit(const struct idpf_vport *vport); diff --git a/drivers/net/ethernet/intel/idpf/idpf_controlq.c b/drivers/net/ethernet/intel/idpf/idpf_controlq.c index c7f43d2fcd13..4849590a5591 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_controlq.c +++ b/drivers/net/ethernet/intel/idpf/idpf_controlq.c @@ -516,6 +516,8 @@ post_buffs_out: /* Wrap to end of end ring since current ntp is 0 */ cq->next_to_post = cq->ring_size - 1; + dma_wmb(); + wr32(hw, cq->reg.tail, cq->next_to_post); } @@ -546,11 +548,6 @@ int idpf_ctlq_recv(struct idpf_ctlq_info *cq, u16 *num_q_msg, int err = 0; u16 i; - if (*num_q_msg == 0) - return 0; - else if (*num_q_msg > cq->ring_size) - return -EBADR; - /* take the lock before we start messing with the ring */ mutex_lock(&cq->cq_lock); diff --git a/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h b/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h index 8dee098bbfb0..e8e046ef2f0d 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h +++ b/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h @@ -69,6 +69,11 @@ struct idpf_ctlq_msg { u8 context[IDPF_INDIRECT_CTX_SIZE]; struct idpf_dma_mem *payload; } indirect; + struct { + u32 rsvd; + u16 data; + u16 flags; + } sw_cookie; } ctx; }; diff --git a/drivers/net/ethernet/intel/idpf/idpf_dev.c b/drivers/net/ethernet/intel/idpf/idpf_dev.c index 34ad1ac46b78..3df9935685e9 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_dev.c +++ b/drivers/net/ethernet/intel/idpf/idpf_dev.c @@ -3,6 +3,7 @@ #include "idpf.h" #include "idpf_lan_pf_regs.h" +#include "idpf_virtchnl.h" #define IDPF_PF_ITR_IDX_SPACING 0x4 diff --git a/drivers/net/ethernet/intel/idpf/idpf_lib.c b/drivers/net/ethernet/intel/idpf/idpf_lib.c index 58179bd733ff..5d3532c27d57 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_lib.c +++ b/drivers/net/ethernet/intel/idpf/idpf_lib.c @@ -2,14 +2,11 @@ /* Copyright (C) 2023 Intel Corporation */ #include "idpf.h" +#include "idpf_virtchnl.h" static const struct net_device_ops idpf_netdev_ops_splitq; static const struct net_device_ops idpf_netdev_ops_singleq; -const char * const idpf_vport_vc_state_str[] = { - IDPF_FOREACH_VPORT_VC_STATE(IDPF_GEN_STRING) -}; - /** * idpf_init_vector_stack - Fill the MSIX vector stack with vector index * @adapter: private data struct @@ -82,19 +79,12 @@ static void idpf_mb_intr_rel_irq(struct idpf_adapter *adapter) */ void idpf_intr_rel(struct idpf_adapter *adapter) { - int err; - if (!adapter->msix_entries) return; idpf_mb_intr_rel_irq(adapter); pci_free_irq_vectors(adapter->pdev); - - err = idpf_send_dealloc_vectors_msg(adapter); - if (err) - dev_err(&adapter->pdev->dev, - "Failed to deallocate vectors: %d\n", err); - + idpf_send_dealloc_vectors_msg(adapter); idpf_deinit_vector_stack(adapter); kfree(adapter->msix_entries); adapter->msix_entries = NULL; @@ -975,7 +965,6 @@ static void idpf_vport_rel(struct idpf_vport *vport) struct idpf_rss_data *rss_data; struct idpf_vport_max_q max_q; u16 idx = vport->idx; - int i; vport_config = adapter->vport_config[vport->idx]; idpf_deinit_rss(vport); @@ -985,20 +974,6 @@ static void idpf_vport_rel(struct idpf_vport *vport) idpf_send_destroy_vport_msg(vport); - /* Set all bits as we dont know on which vc_state the vport vhnl_wq - * is waiting on and wakeup the virtchnl workqueue even if it is - * waiting for the response as we are going down - */ - for (i = 0; i < IDPF_VC_NBITS; i++) - set_bit(i, vport->vc_state); - wake_up(&vport->vchnl_wq); - - mutex_destroy(&vport->vc_buf_lock); - - /* Clear all the bits */ - for (i = 0; i < IDPF_VC_NBITS; i++) - clear_bit(i, vport->vc_state); - /* Release all max queues allocated to the adapter's pool */ max_q.max_rxq = vport_config->max_q.max_rxq; max_q.max_txq = vport_config->max_q.max_txq; @@ -1253,7 +1228,7 @@ void idpf_mbx_task(struct work_struct *work) queue_delayed_work(adapter->mbx_wq, &adapter->mbx_task, msecs_to_jiffies(300)); - idpf_recv_mb_msg(adapter, VIRTCHNL2_OP_UNKNOWN, NULL, 0); + idpf_recv_mb_msg(adapter); } /** @@ -1543,9 +1518,7 @@ void idpf_init_task(struct work_struct *work) vport_config = adapter->vport_config[index]; init_waitqueue_head(&vport->sw_marker_wq); - init_waitqueue_head(&vport->vchnl_wq); - mutex_init(&vport->vc_buf_lock); spin_lock_init(&vport_config->mac_filter_list_lock); INIT_LIST_HEAD(&vport_config->user_config.mac_filter_list); @@ -1823,6 +1796,8 @@ static int idpf_init_hard_reset(struct idpf_adapter *adapter) goto unlock_mutex; } + queue_delayed_work(adapter->mbx_wq, &adapter->mbx_task, 0); + /* Initialize the state machine, also allocate memory and request * resources */ @@ -1902,7 +1877,7 @@ int idpf_initiate_soft_reset(struct idpf_vport *vport, * mess with. Nothing below should use those variables from new_vport * and should instead always refer to them in vport if they need to. */ - memcpy(new_vport, vport, offsetof(struct idpf_vport, vc_state)); + memcpy(new_vport, vport, offsetof(struct idpf_vport, link_speed_mbps)); /* Adjust resource parameters prior to reallocating resources */ switch (reset_cause) { @@ -1951,7 +1926,7 @@ int idpf_initiate_soft_reset(struct idpf_vport *vport, /* Same comment as above regarding avoiding copying the wait_queues and * mutexes applies here. We do not want to mess with those if possible. */ - memcpy(vport, new_vport, offsetof(struct idpf_vport, vc_state)); + memcpy(vport, new_vport, offsetof(struct idpf_vport, link_speed_mbps)); /* Since idpf_vport_queues_alloc was called with new_port, the queue * back pointers are currently pointing to the local new_vport. Reset diff --git a/drivers/net/ethernet/intel/idpf/idpf_main.c b/drivers/net/ethernet/intel/idpf/idpf_main.c index e1febc74cefd..f784eea044bd 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_main.c +++ b/drivers/net/ethernet/intel/idpf/idpf_main.c @@ -3,6 +3,7 @@ #include "idpf.h" #include "idpf_devids.h" +#include "idpf_virtchnl.h" #define DRV_SUMMARY "Intel(R) Infrastructure Data Path Function Linux Driver" @@ -30,6 +31,7 @@ static void idpf_remove(struct pci_dev *pdev) idpf_sriov_configure(pdev, 0); idpf_vc_core_deinit(adapter); + /* Be a good citizen and leave the device clean on exit */ adapter->dev_ops.reg_ops.trigger_reset(adapter, IDPF_HR_FUNC_RESET); idpf_deinit_dflt_mbx(adapter); @@ -66,6 +68,8 @@ destroy_wqs: adapter->vport_config = NULL; kfree(adapter->netdevs); adapter->netdevs = NULL; + kfree(adapter->vcxn_mngr); + adapter->vcxn_mngr = NULL; mutex_destroy(&adapter->vport_ctrl_lock); mutex_destroy(&adapter->vector_lock); @@ -229,8 +233,6 @@ static int idpf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) mutex_init(&adapter->queue_lock); mutex_init(&adapter->vc_buf_lock); - init_waitqueue_head(&adapter->vchnl_wq); - INIT_DELAYED_WORK(&adapter->init_task, idpf_init_task); INIT_DELAYED_WORK(&adapter->serv_task, idpf_service_task); INIT_DELAYED_WORK(&adapter->mbx_task, idpf_mbx_task); diff --git a/drivers/net/ethernet/intel/idpf/idpf_txrx.c b/drivers/net/ethernet/intel/idpf/idpf_txrx.c index 2f8ad79ae3f0..6dd7a66bb897 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_txrx.c +++ b/drivers/net/ethernet/intel/idpf/idpf_txrx.c @@ -2,6 +2,7 @@ /* Copyright (C) 2023 Intel Corporation */ #include "idpf.h" +#include "idpf_virtchnl.h" /** * idpf_buf_lifo_push - push a buffer pointer onto stack diff --git a/drivers/net/ethernet/intel/idpf/idpf_vf_dev.c b/drivers/net/ethernet/intel/idpf/idpf_vf_dev.c index 8ade4e3a9fe1..629cb5cb7c9f 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_vf_dev.c +++ b/drivers/net/ethernet/intel/idpf/idpf_vf_dev.c @@ -3,6 +3,7 @@ #include "idpf.h" #include "idpf_lan_vf_regs.h" +#include "idpf_virtchnl.h" #define IDPF_VF_ITR_IDX_SPACING 0x40 @@ -137,7 +138,7 @@ static void idpf_vf_trigger_reset(struct idpf_adapter *adapter, /* Do not send VIRTCHNL2_OP_RESET_VF message on driver unload */ if (trig_cause == IDPF_HR_FUNC_RESET && !test_bit(IDPF_REMOVE_IN_PROG, adapter->flags)) - idpf_send_mb_msg(adapter, VIRTCHNL2_OP_RESET_VF, 0, NULL); + idpf_send_mb_msg(adapter, VIRTCHNL2_OP_RESET_VF, 0, NULL, 0); } /** diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c index d0cdd63b3d5b..a5f9b7a5effe 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c +++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c @@ -2,46 +2,192 @@ /* Copyright (C) 2023 Intel Corporation */ #include "idpf.h" +#include "idpf_virtchnl.h" + +#define IDPF_VC_XN_MIN_TIMEOUT_MSEC 2000 +#define IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC (60 * 1000) +#define IDPF_VC_XN_IDX_M GENMASK(7, 0) +#define IDPF_VC_XN_SALT_M GENMASK(15, 8) +#define IDPF_VC_XN_RING_LEN U8_MAX + +/** + * enum idpf_vc_xn_state - Virtchnl transaction status + * @IDPF_VC_XN_IDLE: not expecting a reply, ready to be used + * @IDPF_VC_XN_WAITING: expecting a reply, not yet received + * @IDPF_VC_XN_COMPLETED_SUCCESS: a reply was expected and received, + * buffer updated + * @IDPF_VC_XN_COMPLETED_FAILED: a reply was expected and received, but there + * was an error, buffer not updated + * @IDPF_VC_XN_SHUTDOWN: transaction object cannot be used, VC torn down + * @IDPF_VC_XN_ASYNC: transaction sent asynchronously and doesn't have the + * return context; a callback may be provided to handle + * return + */ +enum idpf_vc_xn_state { + IDPF_VC_XN_IDLE = 1, + IDPF_VC_XN_WAITING, + IDPF_VC_XN_COMPLETED_SUCCESS, + IDPF_VC_XN_COMPLETED_FAILED, + IDPF_VC_XN_SHUTDOWN, + IDPF_VC_XN_ASYNC, +}; + +struct idpf_vc_xn; +/* Callback for asynchronous messages */ +typedef int (*async_vc_cb) (struct idpf_adapter *, struct idpf_vc_xn *, + const struct idpf_ctlq_msg *); + +/** + * struct idpf_vc_xn - Data structure representing virtchnl transactions + * @completed: virtchnl event loop uses that to signal when a reply is + * available, uses kernel completion API + * @state: virtchnl event loop stores the data below, protected by the + * completion's lock. + * @reply_sz: Original size of reply, may be > reply_buf.iov_len; it will be + * truncated on its way to the receiver thread according to + * reply_buf.iov_len. + * @reply: Reference to the buffer(s) where the reply data should be written + * to. May be 0-length (then NULL address permitted) if the reply data + * should be ignored. + * @async_handler: if sent asynchronously, a callback can be provided to handle + * the reply when it's received + * @vc_op: corresponding opcode sent with this transaction + * @idx: index used as retrieval on reply receive, used for cookie + * @salt: changed every message to make unique, used for cookie + */ +struct idpf_vc_xn { + struct completion completed; + enum idpf_vc_xn_state state; + size_t reply_sz; + struct kvec reply; + async_vc_cb async_handler; + u32 vc_op; + u8 idx; + u8 salt; +}; + +/** + * struct idpf_vc_xn_params - Parameters for executing transaction + * @send_buf: kvec for send buffer + * @recv_buf: kvec for recv buffer, may be NULL, must then have zero length + * @timeout_ms: timeout to wait for reply + * @async: send message asynchronously, will not wait on completion + * @async_handler: If sent asynchronously, optional callback handler. The user + * must be careful when using async handlers as the memory for + * the recv_buf _cannot_ be on stack if this is async. + * @vc_op: virtchnl op to send + */ +struct idpf_vc_xn_params { + struct kvec send_buf; + struct kvec recv_buf; + int timeout_ms; + bool async; + async_vc_cb async_handler; + u32 vc_op; +}; + +/** + * struct idpf_vc_xn_manager - Manager for tracking transactions + * @ring: backing and lookup for transactions + * @free_xn_bm: bitmap for free transactions + * @xn_bm_lock: make bitmap access synchronous where necessary + * @salt: used to make cookie unique every message + */ +struct idpf_vc_xn_manager { + struct idpf_vc_xn ring[IDPF_VC_XN_RING_LEN]; + DECLARE_BITMAP(free_xn_bm, IDPF_VC_XN_RING_LEN); + spinlock_t xn_bm_lock; + u8 salt; +}; + +/** + * idpf_vid_to_vport - Translate vport id to vport pointer + * @adapter: private data struct + * @v_id: vport id to translate + * + * Returns vport matching v_id, NULL if not found. + */ +static +struct idpf_vport *idpf_vid_to_vport(struct idpf_adapter *adapter, u32 v_id) +{ + u16 num_max_vports = idpf_get_max_vports(adapter); + int i; + + for (i = 0; i < num_max_vports; i++) + if (adapter->vport_ids[i] == v_id) + return adapter->vports[i]; + + return NULL; +} + +/** + * idpf_handle_event_link - Handle link event message + * @adapter: private data struct + * @v2e: virtchnl event message + */ +static void idpf_handle_event_link(struct idpf_adapter *adapter, + const struct virtchnl2_event *v2e) +{ + struct idpf_netdev_priv *np; + struct idpf_vport *vport; + + vport = idpf_vid_to_vport(adapter, le32_to_cpu(v2e->vport_id)); + if (!vport) { + dev_err_ratelimited(&adapter->pdev->dev, "Failed to find vport_id %d for link event\n", + v2e->vport_id); + return; + } + np = netdev_priv(vport->netdev); + + vport->link_speed_mbps = le32_to_cpu(v2e->link_speed); + + if (vport->link_up == v2e->link_status) + return; + + vport->link_up = v2e->link_status; + + if (np->state != __IDPF_VPORT_UP) + return; + + if (vport->link_up) { + netif_tx_start_all_queues(vport->netdev); + netif_carrier_on(vport->netdev); + } else { + netif_tx_stop_all_queues(vport->netdev); + netif_carrier_off(vport->netdev); + } +} /** * idpf_recv_event_msg - Receive virtchnl event message - * @vport: virtual port structure + * @adapter: Driver specific private structure * @ctlq_msg: message to copy from * * Receive virtchnl event message */ -static void idpf_recv_event_msg(struct idpf_vport *vport, +static void idpf_recv_event_msg(struct idpf_adapter *adapter, struct idpf_ctlq_msg *ctlq_msg) { - struct idpf_netdev_priv *np = netdev_priv(vport->netdev); + int payload_size = ctlq_msg->ctx.indirect.payload->size; struct virtchnl2_event *v2e; - bool link_status; u32 event; + if (payload_size < sizeof(*v2e)) { + dev_err_ratelimited(&adapter->pdev->dev, "Failed to receive valid payload for event msg (op %d len %d)\n", + ctlq_msg->cookie.mbx.chnl_opcode, + payload_size); + return; + } + v2e = (struct virtchnl2_event *)ctlq_msg->ctx.indirect.payload->va; event = le32_to_cpu(v2e->event); switch (event) { case VIRTCHNL2_EVENT_LINK_CHANGE: - vport->link_speed_mbps = le32_to_cpu(v2e->link_speed); - link_status = v2e->link_status; - - if (vport->link_up == link_status) - break; - - vport->link_up = link_status; - if (np->state == __IDPF_VPORT_UP) { - if (vport->link_up) { - netif_carrier_on(vport->netdev); - netif_tx_start_all_queues(vport->netdev); - } else { - netif_tx_stop_all_queues(vport->netdev); - netif_carrier_off(vport->netdev); - } - } - break; + idpf_handle_event_link(adapter, v2e); + return; default: - dev_err(&vport->adapter->pdev->dev, + dev_err(&adapter->pdev->dev, "Unknown event %d from PF\n", event); break; } @@ -93,13 +239,14 @@ err_kfree: * @op: virtchnl opcode * @msg_size: size of the payload * @msg: pointer to buffer holding the payload + * @cookie: unique SW generated cookie per message * * Will prepare the control queue message and initiates the send api * * Returns 0 on success, negative on failure */ int idpf_send_mb_msg(struct idpf_adapter *adapter, u32 op, - u16 msg_size, u8 *msg) + u16 msg_size, u8 *msg, u16 cookie) { struct idpf_ctlq_msg *ctlq_msg; struct idpf_dma_mem *dma_mem; @@ -139,8 +286,12 @@ int idpf_send_mb_msg(struct idpf_adapter *adapter, u32 op, err = -ENOMEM; goto dma_alloc_error; } - memcpy(dma_mem->va, msg, msg_size); + + /* It's possible we're just sending an opcode but no buffer */ + if (msg && msg_size) + memcpy(dma_mem->va, msg, msg_size); ctlq_msg->ctx.indirect.payload = dma_mem; + ctlq_msg->ctx.sw_cookie.data = cookie; err = idpf_ctlq_send(&adapter->hw, adapter->hw.asq, 1, ctlq_msg); if (err) @@ -159,592 +310,432 @@ dma_mem_error: return err; } -/** - * idpf_find_vport - Find vport pointer from control queue message - * @adapter: driver specific private structure - * @vport: address of vport pointer to copy the vport from adapters vport list - * @ctlq_msg: control queue message +/* API for virtchnl "transaction" support ("xn" for short). * - * Return 0 on success, error value on failure. Also this function does check - * for the opcodes which expect to receive payload and return error value if - * it is not the case. + * We are reusing the completion lock to serialize the accesses to the + * transaction state for simplicity, but it could be its own separate synchro + * as well. For now, this API is only used from within a workqueue context; + * raw_spin_lock() is enough. */ -static int idpf_find_vport(struct idpf_adapter *adapter, - struct idpf_vport **vport, - struct idpf_ctlq_msg *ctlq_msg) -{ - bool no_op = false, vid_found = false; - int i, err = 0; - char *vc_msg; - u32 v_id; +/** + * idpf_vc_xn_lock - Request exclusive access to vc transaction + * @xn: struct idpf_vc_xn* to access + */ +#define idpf_vc_xn_lock(xn) \ + raw_spin_lock(&(xn)->completed.wait.lock) - vc_msg = kcalloc(IDPF_CTLQ_MAX_BUF_LEN, sizeof(char), GFP_KERNEL); - if (!vc_msg) - return -ENOMEM; +/** + * idpf_vc_xn_unlock - Release exclusive access to vc transaction + * @xn: struct idpf_vc_xn* to access + */ +#define idpf_vc_xn_unlock(xn) \ + raw_spin_unlock(&(xn)->completed.wait.lock) - if (ctlq_msg->data_len) { - size_t payload_size = ctlq_msg->ctx.indirect.payload->size; +/** + * idpf_vc_xn_release_bufs - Release reference to reply buffer(s) and + * reset the transaction state. + * @xn: struct idpf_vc_xn to update + */ +static void idpf_vc_xn_release_bufs(struct idpf_vc_xn *xn) +{ + xn->reply.iov_base = NULL; + xn->reply.iov_len = 0; - if (!payload_size) { - dev_err(&adapter->pdev->dev, "Failed to receive payload buffer\n"); - kfree(vc_msg); + if (xn->state != IDPF_VC_XN_SHUTDOWN) + xn->state = IDPF_VC_XN_IDLE; +} - return -EINVAL; - } +/** + * idpf_vc_xn_init - Initialize virtchnl transaction object + * @vcxn_mngr: pointer to vc transaction manager struct + */ +static void idpf_vc_xn_init(struct idpf_vc_xn_manager *vcxn_mngr) +{ + int i; - memcpy(vc_msg, ctlq_msg->ctx.indirect.payload->va, - min_t(size_t, payload_size, IDPF_CTLQ_MAX_BUF_LEN)); - } - - switch (ctlq_msg->cookie.mbx.chnl_opcode) { - case VIRTCHNL2_OP_VERSION: - case VIRTCHNL2_OP_GET_CAPS: - case VIRTCHNL2_OP_CREATE_VPORT: - case VIRTCHNL2_OP_SET_SRIOV_VFS: - case VIRTCHNL2_OP_ALLOC_VECTORS: - case VIRTCHNL2_OP_DEALLOC_VECTORS: - case VIRTCHNL2_OP_GET_PTYPE_INFO: - goto free_vc_msg; - case VIRTCHNL2_OP_ENABLE_VPORT: - case VIRTCHNL2_OP_DISABLE_VPORT: - case VIRTCHNL2_OP_DESTROY_VPORT: - v_id = le32_to_cpu(((struct virtchnl2_vport *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_CONFIG_TX_QUEUES: - v_id = le32_to_cpu(((struct virtchnl2_config_tx_queues *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_CONFIG_RX_QUEUES: - v_id = le32_to_cpu(((struct virtchnl2_config_rx_queues *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_ENABLE_QUEUES: - case VIRTCHNL2_OP_DISABLE_QUEUES: - case VIRTCHNL2_OP_DEL_QUEUES: - v_id = le32_to_cpu(((struct virtchnl2_del_ena_dis_queues *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_ADD_QUEUES: - v_id = le32_to_cpu(((struct virtchnl2_add_queues *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_MAP_QUEUE_VECTOR: - case VIRTCHNL2_OP_UNMAP_QUEUE_VECTOR: - v_id = le32_to_cpu(((struct virtchnl2_queue_vector_maps *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_GET_STATS: - v_id = le32_to_cpu(((struct virtchnl2_vport_stats *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_GET_RSS_LUT: - case VIRTCHNL2_OP_SET_RSS_LUT: - v_id = le32_to_cpu(((struct virtchnl2_rss_lut *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_GET_RSS_KEY: - case VIRTCHNL2_OP_SET_RSS_KEY: - v_id = le32_to_cpu(((struct virtchnl2_rss_key *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_EVENT: - v_id = le32_to_cpu(((struct virtchnl2_event *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_LOOPBACK: - v_id = le32_to_cpu(((struct virtchnl2_loopback *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_CONFIG_PROMISCUOUS_MODE: - v_id = le32_to_cpu(((struct virtchnl2_promisc_info *)vc_msg)->vport_id); - break; - case VIRTCHNL2_OP_ADD_MAC_ADDR: - case VIRTCHNL2_OP_DEL_MAC_ADDR: - v_id = le32_to_cpu(((struct virtchnl2_mac_addr_list *)vc_msg)->vport_id); - break; - default: - no_op = true; - break; - } + spin_lock_init(&vcxn_mngr->xn_bm_lock); - if (no_op) - goto free_vc_msg; + for (i = 0; i < ARRAY_SIZE(vcxn_mngr->ring); i++) { + struct idpf_vc_xn *xn = &vcxn_mngr->ring[i]; - for (i = 0; i < idpf_get_max_vports(adapter); i++) { - if (adapter->vport_ids[i] == v_id) { - vid_found = true; - break; - } + xn->state = IDPF_VC_XN_IDLE; + xn->idx = i; + idpf_vc_xn_release_bufs(xn); + init_completion(&xn->completed); } - if (vid_found) - *vport = adapter->vports[i]; - else - err = -EINVAL; - -free_vc_msg: - kfree(vc_msg); - - return err; + bitmap_fill(vcxn_mngr->free_xn_bm, IDPF_VC_XN_RING_LEN); } /** - * idpf_copy_data_to_vc_buf - Copy the virtchnl response data into the buffer. - * @adapter: driver specific private structure - * @vport: virtual port structure - * @ctlq_msg: msg to copy from - * @err_enum: err bit to set on error + * idpf_vc_xn_shutdown - Uninitialize virtchnl transaction object + * @vcxn_mngr: pointer to vc transaction manager struct * - * Copies the payload from ctlq_msg into virtchnl buffer. Returns 0 on success, - * negative on failure. + * All waiting threads will be woken-up and their transaction aborted. Further + * operations on that object will fail. */ -static int idpf_copy_data_to_vc_buf(struct idpf_adapter *adapter, - struct idpf_vport *vport, - struct idpf_ctlq_msg *ctlq_msg, - enum idpf_vport_vc_state err_enum) +static void idpf_vc_xn_shutdown(struct idpf_vc_xn_manager *vcxn_mngr) { - if (ctlq_msg->cookie.mbx.chnl_retval) { - if (vport) - set_bit(err_enum, vport->vc_state); - else - set_bit(err_enum, adapter->vc_state); + int i; - return -EINVAL; - } + spin_lock_bh(&vcxn_mngr->xn_bm_lock); + bitmap_zero(vcxn_mngr->free_xn_bm, IDPF_VC_XN_RING_LEN); + spin_unlock_bh(&vcxn_mngr->xn_bm_lock); - if (vport) - memcpy(vport->vc_msg, ctlq_msg->ctx.indirect.payload->va, - min_t(int, ctlq_msg->ctx.indirect.payload->size, - IDPF_CTLQ_MAX_BUF_LEN)); - else - memcpy(adapter->vc_msg, ctlq_msg->ctx.indirect.payload->va, - min_t(int, ctlq_msg->ctx.indirect.payload->size, - IDPF_CTLQ_MAX_BUF_LEN)); + for (i = 0; i < ARRAY_SIZE(vcxn_mngr->ring); i++) { + struct idpf_vc_xn *xn = &vcxn_mngr->ring[i]; - return 0; + idpf_vc_xn_lock(xn); + xn->state = IDPF_VC_XN_SHUTDOWN; + idpf_vc_xn_release_bufs(xn); + idpf_vc_xn_unlock(xn); + complete_all(&xn->completed); + } } /** - * idpf_recv_vchnl_op - helper function with common logic when handling the - * reception of VIRTCHNL OPs. - * @adapter: driver specific private structure - * @vport: virtual port structure - * @ctlq_msg: msg to copy from - * @state: state bit used on timeout check - * @err_state: err bit to set on error + * idpf_vc_xn_pop_free - Pop a free transaction from free list + * @vcxn_mngr: transaction manager to pop from + * + * Returns NULL if no free transactions */ -static void idpf_recv_vchnl_op(struct idpf_adapter *adapter, - struct idpf_vport *vport, - struct idpf_ctlq_msg *ctlq_msg, - enum idpf_vport_vc_state state, - enum idpf_vport_vc_state err_state) +static +struct idpf_vc_xn *idpf_vc_xn_pop_free(struct idpf_vc_xn_manager *vcxn_mngr) { - wait_queue_head_t *vchnl_wq; - int err; + struct idpf_vc_xn *xn = NULL; + unsigned long free_idx; - if (vport) - vchnl_wq = &vport->vchnl_wq; - else - vchnl_wq = &adapter->vchnl_wq; + spin_lock_bh(&vcxn_mngr->xn_bm_lock); + free_idx = find_first_bit(vcxn_mngr->free_xn_bm, IDPF_VC_XN_RING_LEN); + if (free_idx == IDPF_VC_XN_RING_LEN) + goto do_unlock; - err = idpf_copy_data_to_vc_buf(adapter, vport, ctlq_msg, err_state); - if (wq_has_sleeper(vchnl_wq)) { - if (vport) - set_bit(state, vport->vc_state); - else - set_bit(state, adapter->vc_state); + clear_bit(free_idx, vcxn_mngr->free_xn_bm); + xn = &vcxn_mngr->ring[free_idx]; + xn->salt = vcxn_mngr->salt++; - wake_up(vchnl_wq); - } else { - if (!err) { - dev_warn(&adapter->pdev->dev, "opcode %d received without waiting thread\n", - ctlq_msg->cookie.mbx.chnl_opcode); - } else { - /* Clear the errors since there is no sleeper to pass - * them on - */ - if (vport) - clear_bit(err_state, vport->vc_state); - else - clear_bit(err_state, adapter->vc_state); - } - } +do_unlock: + spin_unlock_bh(&vcxn_mngr->xn_bm_lock); + + return xn; } /** - * idpf_recv_mb_msg - Receive message over mailbox - * @adapter: Driver specific private structure - * @op: virtchannel operation code - * @msg: Received message holding buffer - * @msg_size: message size - * - * Will receive control queue message and posts the receive buffer. Returns 0 - * on success and negative on failure. + * idpf_vc_xn_push_free - Push a free transaction to free list + * @vcxn_mngr: transaction manager to push to + * @xn: transaction to push */ -int idpf_recv_mb_msg(struct idpf_adapter *adapter, u32 op, - void *msg, int msg_size) +static void idpf_vc_xn_push_free(struct idpf_vc_xn_manager *vcxn_mngr, + struct idpf_vc_xn *xn) { - struct idpf_vport *vport = NULL; - struct idpf_ctlq_msg ctlq_msg; - struct idpf_dma_mem *dma_mem; - bool work_done = false; - int num_retry = 2000; - u16 num_q_msg; - int err; - - while (1) { - struct idpf_vport_config *vport_config; - int payload_size = 0; - - /* Try to get one message */ - num_q_msg = 1; - dma_mem = NULL; - err = idpf_ctlq_recv(adapter->hw.arq, &num_q_msg, &ctlq_msg); - /* If no message then decide if we have to retry based on - * opcode - */ - if (err || !num_q_msg) { - /* Increasing num_retry to consider the delayed - * responses because of large number of VF's mailbox - * messages. If the mailbox message is received from - * the other side, we come out of the sleep cycle - * immediately else we wait for more time. - */ - if (!op || !num_retry--) - break; - if (test_bit(IDPF_REMOVE_IN_PROG, adapter->flags)) { - err = -EIO; - break; - } - msleep(20); - continue; - } + idpf_vc_xn_release_bufs(xn); + set_bit(xn->idx, vcxn_mngr->free_xn_bm); +} - /* If we are here a message is received. Check if we are looking - * for a specific message based on opcode. If it is different - * ignore and post buffers +/** + * idpf_vc_xn_exec - Perform a send/recv virtchnl transaction + * @adapter: driver specific private structure with vcxn_mngr + * @params: parameters for this particular transaction including + * -vc_op: virtchannel operation to send + * -send_buf: kvec iov for send buf and len + * -recv_buf: kvec iov for recv buf and len (ignored if NULL) + * -timeout_ms: timeout waiting for a reply (milliseconds) + * -async: don't wait for message reply, will lose caller context + * -async_handler: callback to handle async replies + * + * @returns >= 0 for success, the size of the initial reply (may or may not be + * >= @recv_buf.iov_len, but we never overflow @@recv_buf_iov_base). < 0 for + * error. + */ +static ssize_t idpf_vc_xn_exec(struct idpf_adapter *adapter, + const struct idpf_vc_xn_params *params) +{ + const struct kvec *send_buf = ¶ms->send_buf; + struct idpf_vc_xn *xn; + ssize_t retval; + u16 cookie; + + xn = idpf_vc_xn_pop_free(adapter->vcxn_mngr); + /* no free transactions available */ + if (!xn) + return -ENOSPC; + + idpf_vc_xn_lock(xn); + if (xn->state == IDPF_VC_XN_SHUTDOWN) { + retval = -ENXIO; + goto only_unlock; + } else if (xn->state != IDPF_VC_XN_IDLE) { + /* We're just going to clobber this transaction even though + * it's not IDLE. If we don't reuse it we could theoretically + * eventually leak all the free transactions and not be able to + * send any messages. At least this way we make an attempt to + * remain functional even though something really bad is + * happening that's corrupting what was supposed to be free + * transactions. */ - if (op && ctlq_msg.cookie.mbx.chnl_opcode != op) - goto post_buffs; + WARN_ONCE(1, "There should only be idle transactions in free list (idx %d op %d)\n", + xn->idx, xn->vc_op); + } - err = idpf_find_vport(adapter, &vport, &ctlq_msg); - if (err) - goto post_buffs; + xn->reply = params->recv_buf; + xn->reply_sz = 0; + xn->state = params->async ? IDPF_VC_XN_ASYNC : IDPF_VC_XN_WAITING; + xn->vc_op = params->vc_op; + xn->async_handler = params->async_handler; + idpf_vc_xn_unlock(xn); - if (ctlq_msg.data_len) - payload_size = ctlq_msg.ctx.indirect.payload->size; + if (!params->async) + reinit_completion(&xn->completed); + cookie = FIELD_PREP(IDPF_VC_XN_SALT_M, xn->salt) | + FIELD_PREP(IDPF_VC_XN_IDX_M, xn->idx); - /* All conditions are met. Either a message requested is - * received or we received a message to be processed - */ - switch (ctlq_msg.cookie.mbx.chnl_opcode) { - case VIRTCHNL2_OP_VERSION: - case VIRTCHNL2_OP_GET_CAPS: - if (ctlq_msg.cookie.mbx.chnl_retval) { - dev_err(&adapter->pdev->dev, "Failure initializing, vc op: %u retval: %u\n", - ctlq_msg.cookie.mbx.chnl_opcode, - ctlq_msg.cookie.mbx.chnl_retval); - err = -EBADMSG; - } else if (msg) { - memcpy(msg, ctlq_msg.ctx.indirect.payload->va, - min_t(int, payload_size, msg_size)); - } - work_done = true; - break; - case VIRTCHNL2_OP_CREATE_VPORT: - idpf_recv_vchnl_op(adapter, NULL, &ctlq_msg, - IDPF_VC_CREATE_VPORT, - IDPF_VC_CREATE_VPORT_ERR); - break; - case VIRTCHNL2_OP_ENABLE_VPORT: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_ENA_VPORT, - IDPF_VC_ENA_VPORT_ERR); - break; - case VIRTCHNL2_OP_DISABLE_VPORT: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_DIS_VPORT, - IDPF_VC_DIS_VPORT_ERR); - break; - case VIRTCHNL2_OP_DESTROY_VPORT: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_DESTROY_VPORT, - IDPF_VC_DESTROY_VPORT_ERR); - break; - case VIRTCHNL2_OP_CONFIG_TX_QUEUES: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_CONFIG_TXQ, - IDPF_VC_CONFIG_TXQ_ERR); - break; - case VIRTCHNL2_OP_CONFIG_RX_QUEUES: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_CONFIG_RXQ, - IDPF_VC_CONFIG_RXQ_ERR); - break; - case VIRTCHNL2_OP_ENABLE_QUEUES: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_ENA_QUEUES, - IDPF_VC_ENA_QUEUES_ERR); - break; - case VIRTCHNL2_OP_DISABLE_QUEUES: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_DIS_QUEUES, - IDPF_VC_DIS_QUEUES_ERR); - break; - case VIRTCHNL2_OP_ADD_QUEUES: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_ADD_QUEUES, - IDPF_VC_ADD_QUEUES_ERR); - break; - case VIRTCHNL2_OP_DEL_QUEUES: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_DEL_QUEUES, - IDPF_VC_DEL_QUEUES_ERR); - break; - case VIRTCHNL2_OP_MAP_QUEUE_VECTOR: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_MAP_IRQ, - IDPF_VC_MAP_IRQ_ERR); - break; - case VIRTCHNL2_OP_UNMAP_QUEUE_VECTOR: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_UNMAP_IRQ, - IDPF_VC_UNMAP_IRQ_ERR); - break; - case VIRTCHNL2_OP_GET_STATS: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_GET_STATS, - IDPF_VC_GET_STATS_ERR); - break; - case VIRTCHNL2_OP_GET_RSS_LUT: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_GET_RSS_LUT, - IDPF_VC_GET_RSS_LUT_ERR); - break; - case VIRTCHNL2_OP_SET_RSS_LUT: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_SET_RSS_LUT, - IDPF_VC_SET_RSS_LUT_ERR); - break; - case VIRTCHNL2_OP_GET_RSS_KEY: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_GET_RSS_KEY, - IDPF_VC_GET_RSS_KEY_ERR); - break; - case VIRTCHNL2_OP_SET_RSS_KEY: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_SET_RSS_KEY, - IDPF_VC_SET_RSS_KEY_ERR); - break; - case VIRTCHNL2_OP_SET_SRIOV_VFS: - idpf_recv_vchnl_op(adapter, NULL, &ctlq_msg, - IDPF_VC_SET_SRIOV_VFS, - IDPF_VC_SET_SRIOV_VFS_ERR); - break; - case VIRTCHNL2_OP_ALLOC_VECTORS: - idpf_recv_vchnl_op(adapter, NULL, &ctlq_msg, - IDPF_VC_ALLOC_VECTORS, - IDPF_VC_ALLOC_VECTORS_ERR); - break; - case VIRTCHNL2_OP_DEALLOC_VECTORS: - idpf_recv_vchnl_op(adapter, NULL, &ctlq_msg, - IDPF_VC_DEALLOC_VECTORS, - IDPF_VC_DEALLOC_VECTORS_ERR); - break; - case VIRTCHNL2_OP_GET_PTYPE_INFO: - idpf_recv_vchnl_op(adapter, NULL, &ctlq_msg, - IDPF_VC_GET_PTYPE_INFO, - IDPF_VC_GET_PTYPE_INFO_ERR); - break; - case VIRTCHNL2_OP_LOOPBACK: - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_LOOPBACK_STATE, - IDPF_VC_LOOPBACK_STATE_ERR); - break; - case VIRTCHNL2_OP_CONFIG_PROMISCUOUS_MODE: - /* This message can only be sent asynchronously. As - * such we'll have lost the context in which it was - * called and thus can only really report if it looks - * like an error occurred. Don't bother setting ERR bit - * or waking chnl_wq since no work queue will be waiting - * to read the message. - */ - if (ctlq_msg.cookie.mbx.chnl_retval) { - dev_err(&adapter->pdev->dev, "Failed to set promiscuous mode: %d\n", - ctlq_msg.cookie.mbx.chnl_retval); - } - break; - case VIRTCHNL2_OP_ADD_MAC_ADDR: - vport_config = adapter->vport_config[vport->idx]; - if (test_and_clear_bit(IDPF_VPORT_ADD_MAC_REQ, - vport_config->flags)) { - /* Message was sent asynchronously. We don't - * normally print errors here, instead - * prefer to handle errors in the function - * calling wait_for_event. However, if - * asynchronous, the context in which the - * message was sent is lost. We can't really do - * anything about at it this point, but we - * should at a minimum indicate that it looks - * like something went wrong. Also don't bother - * setting ERR bit or waking vchnl_wq since no - * one will be waiting to read the async - * message. - */ - if (ctlq_msg.cookie.mbx.chnl_retval) - dev_err(&adapter->pdev->dev, "Failed to add MAC address: %d\n", - ctlq_msg.cookie.mbx.chnl_retval); - break; - } - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_ADD_MAC_ADDR, - IDPF_VC_ADD_MAC_ADDR_ERR); - break; - case VIRTCHNL2_OP_DEL_MAC_ADDR: - vport_config = adapter->vport_config[vport->idx]; - if (test_and_clear_bit(IDPF_VPORT_DEL_MAC_REQ, - vport_config->flags)) { - /* Message was sent asynchronously like the - * VIRTCHNL2_OP_ADD_MAC_ADDR - */ - if (ctlq_msg.cookie.mbx.chnl_retval) - dev_err(&adapter->pdev->dev, "Failed to delete MAC address: %d\n", - ctlq_msg.cookie.mbx.chnl_retval); - break; - } - idpf_recv_vchnl_op(adapter, vport, &ctlq_msg, - IDPF_VC_DEL_MAC_ADDR, - IDPF_VC_DEL_MAC_ADDR_ERR); - break; - case VIRTCHNL2_OP_EVENT: - idpf_recv_event_msg(vport, &ctlq_msg); - break; - default: - dev_warn(&adapter->pdev->dev, - "Unhandled virtchnl response %d\n", - ctlq_msg.cookie.mbx.chnl_opcode); - break; - } + retval = idpf_send_mb_msg(adapter, params->vc_op, + send_buf->iov_len, send_buf->iov_base, + cookie); + if (retval) { + idpf_vc_xn_lock(xn); + goto release_and_unlock; + } -post_buffs: - if (ctlq_msg.data_len) - dma_mem = ctlq_msg.ctx.indirect.payload; - else - num_q_msg = 0; + if (params->async) + return 0; - err = idpf_ctlq_post_rx_buffs(&adapter->hw, adapter->hw.arq, - &num_q_msg, &dma_mem); - /* If post failed clear the only buffer we supplied */ - if (err && dma_mem) - dma_free_coherent(&adapter->pdev->dev, dma_mem->size, - dma_mem->va, dma_mem->pa); + wait_for_completion_timeout(&xn->completed, + msecs_to_jiffies(params->timeout_ms)); - /* Applies only if we are looking for a specific opcode */ - if (work_done) - break; + /* No need to check the return value; we check the final state of the + * transaction below. It's possible the transaction actually gets more + * timeout than specified if we get preempted here but after + * wait_for_completion_timeout returns. This should be non-issue + * however. + */ + idpf_vc_xn_lock(xn); + switch (xn->state) { + case IDPF_VC_XN_SHUTDOWN: + retval = -ENXIO; + goto only_unlock; + case IDPF_VC_XN_WAITING: + dev_notice_ratelimited(&adapter->pdev->dev, "Transaction timed-out (op %d, %dms)\n", + params->vc_op, params->timeout_ms); + retval = -ETIME; + break; + case IDPF_VC_XN_COMPLETED_SUCCESS: + retval = xn->reply_sz; + break; + case IDPF_VC_XN_COMPLETED_FAILED: + dev_notice_ratelimited(&adapter->pdev->dev, "Transaction failed (op %d)\n", + params->vc_op); + retval = -EIO; + break; + default: + /* Invalid state. */ + WARN_ON_ONCE(1); + retval = -EIO; + break; } - return err; +release_and_unlock: + idpf_vc_xn_push_free(adapter->vcxn_mngr, xn); + /* If we receive a VC reply after here, it will be dropped. */ +only_unlock: + idpf_vc_xn_unlock(xn); + + return retval; } /** - * __idpf_wait_for_event - wrapper function for wait on virtchannel response - * @adapter: Driver private data structure - * @vport: virtual port structure - * @state: check on state upon timeout - * @err_check: check if this specific error bit is set - * @timeout: Max time to wait + * idpf_vc_xn_forward_async - Handle async reply receives + * @adapter: private data struct + * @xn: transaction to handle + * @ctlq_msg: corresponding ctlq_msg * - * Checks if state is set upon expiry of timeout. Returns 0 on success, - * negative on failure. + * For async sends we're going to lose the caller's context so, if an + * async_handler was provided, it can deal with the reply, otherwise we'll just + * check and report if there is an error. */ -static int __idpf_wait_for_event(struct idpf_adapter *adapter, - struct idpf_vport *vport, - enum idpf_vport_vc_state state, - enum idpf_vport_vc_state err_check, - int timeout) +static int +idpf_vc_xn_forward_async(struct idpf_adapter *adapter, struct idpf_vc_xn *xn, + const struct idpf_ctlq_msg *ctlq_msg) { - int time_to_wait, num_waits; - wait_queue_head_t *vchnl_wq; - unsigned long *vc_state; + int err = 0; - time_to_wait = ((timeout <= IDPF_MAX_WAIT) ? timeout : IDPF_MAX_WAIT); - num_waits = ((timeout <= IDPF_MAX_WAIT) ? 1 : timeout / IDPF_MAX_WAIT); + if (ctlq_msg->cookie.mbx.chnl_opcode != xn->vc_op) { + dev_err_ratelimited(&adapter->pdev->dev, "Async message opcode does not match transaction opcode (msg: %d) (xn: %d)\n", + ctlq_msg->cookie.mbx.chnl_opcode, xn->vc_op); + xn->reply_sz = 0; + err = -EINVAL; + goto release_bufs; + } - if (vport) { - vchnl_wq = &vport->vchnl_wq; - vc_state = vport->vc_state; - } else { - vchnl_wq = &adapter->vchnl_wq; - vc_state = adapter->vc_state; + if (xn->async_handler) { + err = xn->async_handler(adapter, xn, ctlq_msg); + goto release_bufs; + } + + if (ctlq_msg->cookie.mbx.chnl_retval) { + xn->reply_sz = 0; + dev_err_ratelimited(&adapter->pdev->dev, "Async message failure (op %d)\n", + ctlq_msg->cookie.mbx.chnl_opcode); + err = -EINVAL; } - while (num_waits) { - int event; +release_bufs: + idpf_vc_xn_push_free(adapter->vcxn_mngr, xn); + + return err; +} + +/** + * idpf_vc_xn_forward_reply - copy a reply back to receiving thread + * @adapter: driver specific private structure with vcxn_mngr + * @ctlq_msg: controlq message to send back to receiving thread + */ +static int +idpf_vc_xn_forward_reply(struct idpf_adapter *adapter, + const struct idpf_ctlq_msg *ctlq_msg) +{ + const void *payload = NULL; + size_t payload_size = 0; + struct idpf_vc_xn *xn; + u16 msg_info; + int err = 0; + u16 xn_idx; + u16 salt; + + msg_info = ctlq_msg->ctx.sw_cookie.data; + xn_idx = FIELD_GET(IDPF_VC_XN_IDX_M, msg_info); + if (xn_idx >= ARRAY_SIZE(adapter->vcxn_mngr->ring)) { + dev_err_ratelimited(&adapter->pdev->dev, "Out of bounds cookie received: %02x\n", + xn_idx); + return -EINVAL; + } + xn = &adapter->vcxn_mngr->ring[xn_idx]; + salt = FIELD_GET(IDPF_VC_XN_SALT_M, msg_info); + if (xn->salt != salt) { + dev_err_ratelimited(&adapter->pdev->dev, "Transaction salt does not match (%02x != %02x)\n", + xn->salt, salt); + return -EINVAL; + } - /* If we are here and a reset is detected do not wait but - * return. Reset timing is out of drivers control. So - * while we are cleaning resources as part of reset if the - * underlying HW mailbox is gone, wait on mailbox messages - * is not meaningful + idpf_vc_xn_lock(xn); + switch (xn->state) { + case IDPF_VC_XN_WAITING: + /* success */ + break; + case IDPF_VC_XN_IDLE: + dev_err_ratelimited(&adapter->pdev->dev, "Unexpected or belated VC reply (op %d)\n", + ctlq_msg->cookie.mbx.chnl_opcode); + err = -EINVAL; + goto out_unlock; + case IDPF_VC_XN_SHUTDOWN: + /* ENXIO is a bit special here as the recv msg loop uses that + * know if it should stop trying to clean the ring if we lost + * the virtchnl. We need to stop playing with registers and + * yield. */ - if (idpf_is_reset_detected(adapter)) - return 0; + err = -ENXIO; + goto out_unlock; + case IDPF_VC_XN_ASYNC: + err = idpf_vc_xn_forward_async(adapter, xn, ctlq_msg); + idpf_vc_xn_unlock(xn); + return err; + default: + dev_err_ratelimited(&adapter->pdev->dev, "Overwriting VC reply (op %d)\n", + ctlq_msg->cookie.mbx.chnl_opcode); + err = -EBUSY; + goto out_unlock; + } - event = wait_event_timeout(*vchnl_wq, - test_and_clear_bit(state, vc_state), - msecs_to_jiffies(time_to_wait)); - if (event) { - if (test_and_clear_bit(err_check, vc_state)) { - dev_err(&adapter->pdev->dev, "VC response error %s\n", - idpf_vport_vc_state_str[err_check]); + if (ctlq_msg->cookie.mbx.chnl_opcode != xn->vc_op) { + dev_err_ratelimited(&adapter->pdev->dev, "Message opcode does not match transaction opcode (msg: %d) (xn: %d)\n", + ctlq_msg->cookie.mbx.chnl_opcode, xn->vc_op); + xn->reply_sz = 0; + xn->state = IDPF_VC_XN_COMPLETED_FAILED; + err = -EINVAL; + goto out_unlock; + } - return -EINVAL; - } + if (ctlq_msg->cookie.mbx.chnl_retval) { + xn->reply_sz = 0; + xn->state = IDPF_VC_XN_COMPLETED_FAILED; + err = -EINVAL; + goto out_unlock; + } - return 0; - } - num_waits--; + if (ctlq_msg->data_len) { + payload = ctlq_msg->ctx.indirect.payload->va; + payload_size = ctlq_msg->ctx.indirect.payload->size; } - /* Timeout occurred */ - dev_err(&adapter->pdev->dev, "VC timeout, state = %s\n", - idpf_vport_vc_state_str[state]); + xn->reply_sz = payload_size; + xn->state = IDPF_VC_XN_COMPLETED_SUCCESS; - return -ETIMEDOUT; + if (xn->reply.iov_base && xn->reply.iov_len && payload_size) + memcpy(xn->reply.iov_base, payload, + min_t(size_t, xn->reply.iov_len, payload_size)); + +out_unlock: + idpf_vc_xn_unlock(xn); + /* we _cannot_ hold lock while calling complete */ + complete(&xn->completed); + + return err; } /** - * idpf_min_wait_for_event - wait for virtchannel response - * @adapter: Driver private data structure - * @vport: virtual port structure - * @state: check on state upon timeout - * @err_check: check if this specific error bit is set + * idpf_recv_mb_msg - Receive message over mailbox + * @adapter: Driver specific private structure * - * Returns 0 on success, negative on failure. + * Will receive control queue message and posts the receive buffer. Returns 0 + * on success and negative on failure. */ -static int idpf_min_wait_for_event(struct idpf_adapter *adapter, - struct idpf_vport *vport, - enum idpf_vport_vc_state state, - enum idpf_vport_vc_state err_check) +int idpf_recv_mb_msg(struct idpf_adapter *adapter) { - return __idpf_wait_for_event(adapter, vport, state, err_check, - IDPF_WAIT_FOR_EVENT_TIMEO_MIN); -} + struct idpf_ctlq_msg ctlq_msg; + struct idpf_dma_mem *dma_mem; + int post_err, err; + u16 num_recv; -/** - * idpf_wait_for_event - wait for virtchannel response - * @adapter: Driver private data structure - * @vport: virtual port structure - * @state: check on state upon timeout after 500ms - * @err_check: check if this specific error bit is set - * - * Returns 0 on success, negative on failure. - */ -static int idpf_wait_for_event(struct idpf_adapter *adapter, - struct idpf_vport *vport, - enum idpf_vport_vc_state state, - enum idpf_vport_vc_state err_check) -{ - /* Increasing the timeout in __IDPF_INIT_SW flow to consider large - * number of VF's mailbox message responses. When a message is received - * on mailbox, this thread is woken up by the idpf_recv_mb_msg before - * the timeout expires. Only in the error case i.e. if no message is - * received on mailbox, we wait for the complete timeout which is - * less likely to happen. - */ - return __idpf_wait_for_event(adapter, vport, state, err_check, - IDPF_WAIT_FOR_EVENT_TIMEO); + while (1) { + /* This will get <= num_recv messages and output how many + * actually received on num_recv. + */ + num_recv = 1; + err = idpf_ctlq_recv(adapter->hw.arq, &num_recv, &ctlq_msg); + if (err || !num_recv) + break; + + if (ctlq_msg.data_len) { + dma_mem = ctlq_msg.ctx.indirect.payload; + } else { + dma_mem = NULL; + num_recv = 0; + } + + if (ctlq_msg.cookie.mbx.chnl_opcode == VIRTCHNL2_OP_EVENT) + idpf_recv_event_msg(adapter, &ctlq_msg); + else + err = idpf_vc_xn_forward_reply(adapter, &ctlq_msg); + + post_err = idpf_ctlq_post_rx_buffs(&adapter->hw, + adapter->hw.arq, + &num_recv, &dma_mem); + + /* If post failed clear the only buffer we supplied */ + if (post_err) { + if (dma_mem) + dmam_free_coherent(&adapter->pdev->dev, + dma_mem->size, dma_mem->va, + dma_mem->pa); + break; + } + + /* virtchnl trying to shutdown, stop cleaning */ + if (err == -ENXIO) + break; + } + + return err; } /** @@ -785,7 +776,11 @@ static int idpf_wait_for_marker_event(struct idpf_vport *vport) */ static int idpf_send_ver_msg(struct idpf_adapter *adapter) { + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_version_info vvi; + ssize_t reply_sz; + u32 major, minor; + int err = 0; if (adapter->virt_ver_maj) { vvi.major = cpu_to_le32(adapter->virt_ver_maj); @@ -795,43 +790,29 @@ static int idpf_send_ver_msg(struct idpf_adapter *adapter) vvi.minor = cpu_to_le32(IDPF_VIRTCHNL_VERSION_MINOR); } - return idpf_send_mb_msg(adapter, VIRTCHNL2_OP_VERSION, sizeof(vvi), - (u8 *)&vvi); -} - -/** - * idpf_recv_ver_msg - Receive virtchnl version message - * @adapter: Driver specific private structure - * - * Receive virtchnl version message. Returns 0 on success, -EAGAIN if we need - * to send version message again, otherwise negative on failure. - */ -static int idpf_recv_ver_msg(struct idpf_adapter *adapter) -{ - struct virtchnl2_version_info vvi; - u32 major, minor; - int err; + xn_params.vc_op = VIRTCHNL2_OP_VERSION; + xn_params.send_buf.iov_base = &vvi; + xn_params.send_buf.iov_len = sizeof(vvi); + xn_params.recv_buf = xn_params.send_buf; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; - err = idpf_recv_mb_msg(adapter, VIRTCHNL2_OP_VERSION, &vvi, - sizeof(vvi)); - if (err) - return err; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; + if (reply_sz < sizeof(vvi)) + return -EIO; major = le32_to_cpu(vvi.major); minor = le32_to_cpu(vvi.minor); if (major > IDPF_VIRTCHNL_VERSION_MAJOR) { - dev_warn(&adapter->pdev->dev, - "Virtchnl major version (%d) greater than supported\n", - major); - + dev_warn(&adapter->pdev->dev, "Virtchnl major version greater than supported\n"); return -EINVAL; } if (major == IDPF_VIRTCHNL_VERSION_MAJOR && minor > IDPF_VIRTCHNL_VERSION_MINOR) - dev_warn(&adapter->pdev->dev, - "Virtchnl minor version (%d) didn't match\n", minor); + dev_warn(&adapter->pdev->dev, "Virtchnl minor version didn't match\n"); /* If we have a mismatch, resend version to update receiver on what * version we will use. @@ -856,7 +837,9 @@ static int idpf_recv_ver_msg(struct idpf_adapter *adapter) */ static int idpf_send_get_caps_msg(struct idpf_adapter *adapter) { - struct virtchnl2_get_capabilities caps = { }; + struct virtchnl2_get_capabilities caps = {}; + struct idpf_vc_xn_params xn_params = {}; + ssize_t reply_sz; caps.csum_caps = cpu_to_le32(VIRTCHNL2_CAP_TX_CSUM_L3_IPV4 | @@ -913,21 +896,20 @@ static int idpf_send_get_caps_msg(struct idpf_adapter *adapter) VIRTCHNL2_CAP_PROMISC | VIRTCHNL2_CAP_LOOPBACK); - return idpf_send_mb_msg(adapter, VIRTCHNL2_OP_GET_CAPS, sizeof(caps), - (u8 *)&caps); -} + xn_params.vc_op = VIRTCHNL2_OP_GET_CAPS; + xn_params.send_buf.iov_base = ∩︀ + xn_params.send_buf.iov_len = sizeof(caps); + xn_params.recv_buf.iov_base = &adapter->caps; + xn_params.recv_buf.iov_len = sizeof(adapter->caps); + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; -/** - * idpf_recv_get_caps_msg - Receive virtchnl get capabilities message - * @adapter: Driver specific private structure - * - * Receive virtchnl get capabilities message. Returns 0 on success, negative on - * failure. - */ -static int idpf_recv_get_caps_msg(struct idpf_adapter *adapter) -{ - return idpf_recv_mb_msg(adapter, VIRTCHNL2_OP_GET_CAPS, &adapter->caps, - sizeof(struct virtchnl2_get_capabilities)); + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; + if (reply_sz < sizeof(adapter->caps)) + return -EIO; + + return 0; } /** @@ -1254,8 +1236,10 @@ int idpf_send_create_vport_msg(struct idpf_adapter *adapter, struct idpf_vport_max_q *max_q) { struct virtchnl2_create_vport *vport_msg; + struct idpf_vc_xn_params xn_params = {}; u16 idx = adapter->next_vport; int err, buf_size; + ssize_t reply_sz; buf_size = sizeof(struct virtchnl2_create_vport); if (!adapter->vport_params_reqd[idx]) { @@ -1286,35 +1270,38 @@ int idpf_send_create_vport_msg(struct idpf_adapter *adapter, return err; } - mutex_lock(&adapter->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_CREATE_VPORT, buf_size, - (u8 *)vport_msg); - if (err) - goto rel_lock; - - err = idpf_wait_for_event(adapter, NULL, IDPF_VC_CREATE_VPORT, - IDPF_VC_CREATE_VPORT_ERR); - if (err) { - dev_err(&adapter->pdev->dev, "Failed to receive create vport message"); - - goto rel_lock; - } - if (!adapter->vport_params_recvd[idx]) { adapter->vport_params_recvd[idx] = kzalloc(IDPF_CTLQ_MAX_BUF_LEN, GFP_KERNEL); if (!adapter->vport_params_recvd[idx]) { err = -ENOMEM; - goto rel_lock; + goto free_vport_params; } } - vport_msg = adapter->vport_params_recvd[idx]; - memcpy(vport_msg, adapter->vc_msg, IDPF_CTLQ_MAX_BUF_LEN); + xn_params.vc_op = VIRTCHNL2_OP_CREATE_VPORT; + xn_params.send_buf.iov_base = vport_msg; + xn_params.send_buf.iov_len = buf_size; + xn_params.recv_buf.iov_base = adapter->vport_params_recvd[idx]; + xn_params.recv_buf.iov_len = IDPF_CTLQ_MAX_BUF_LEN; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) { + err = reply_sz; + goto free_vport_params; + } + if (reply_sz < IDPF_CTLQ_MAX_BUF_LEN) { + err = -EIO; + goto free_vport_params; + } -rel_lock: - mutex_unlock(&adapter->vc_buf_lock); + return 0; + +free_vport_params: + kfree(adapter->vport_params_recvd[idx]); + adapter->vport_params_recvd[idx] = NULL; + kfree(adapter->vport_params_reqd[idx]); + adapter->vport_params_reqd[idx] = NULL; return err; } @@ -1366,26 +1353,19 @@ int idpf_check_supported_desc_ids(struct idpf_vport *vport) */ int idpf_send_destroy_vport_msg(struct idpf_vport *vport) { - struct idpf_adapter *adapter = vport->adapter; + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_vport v_id; - int err; + ssize_t reply_sz; v_id.vport_id = cpu_to_le32(vport->vport_id); - mutex_lock(&vport->vc_buf_lock); + xn_params.vc_op = VIRTCHNL2_OP_DESTROY_VPORT; + xn_params.send_buf.iov_base = &v_id; + xn_params.send_buf.iov_len = sizeof(v_id); + xn_params.timeout_ms = IDPF_VC_XN_MIN_TIMEOUT_MSEC; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_DESTROY_VPORT, - sizeof(v_id), (u8 *)&v_id); - if (err) - goto rel_lock; - - err = idpf_min_wait_for_event(adapter, vport, IDPF_VC_DESTROY_VPORT, - IDPF_VC_DESTROY_VPORT_ERR); - -rel_lock: - mutex_unlock(&vport->vc_buf_lock); - - return err; + return reply_sz < 0 ? reply_sz : 0; } /** @@ -1397,26 +1377,19 @@ rel_lock: */ int idpf_send_enable_vport_msg(struct idpf_vport *vport) { - struct idpf_adapter *adapter = vport->adapter; + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_vport v_id; - int err; + ssize_t reply_sz; v_id.vport_id = cpu_to_le32(vport->vport_id); - mutex_lock(&vport->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_ENABLE_VPORT, - sizeof(v_id), (u8 *)&v_id); - if (err) - goto rel_lock; - - err = idpf_wait_for_event(adapter, vport, IDPF_VC_ENA_VPORT, - IDPF_VC_ENA_VPORT_ERR); + xn_params.vc_op = VIRTCHNL2_OP_ENABLE_VPORT; + xn_params.send_buf.iov_base = &v_id; + xn_params.send_buf.iov_len = sizeof(v_id); + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); -rel_lock: - mutex_unlock(&vport->vc_buf_lock); - - return err; + return reply_sz < 0 ? reply_sz : 0; } /** @@ -1428,26 +1401,19 @@ rel_lock: */ int idpf_send_disable_vport_msg(struct idpf_vport *vport) { - struct idpf_adapter *adapter = vport->adapter; + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_vport v_id; - int err; + ssize_t reply_sz; v_id.vport_id = cpu_to_le32(vport->vport_id); - mutex_lock(&vport->vc_buf_lock); + xn_params.vc_op = VIRTCHNL2_OP_DISABLE_VPORT; + xn_params.send_buf.iov_base = &v_id; + xn_params.send_buf.iov_len = sizeof(v_id); + xn_params.timeout_ms = IDPF_VC_XN_MIN_TIMEOUT_MSEC; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_DISABLE_VPORT, - sizeof(v_id), (u8 *)&v_id); - if (err) - goto rel_lock; - - err = idpf_min_wait_for_event(adapter, vport, IDPF_VC_DIS_VPORT, - IDPF_VC_DIS_VPORT_ERR); - -rel_lock: - mutex_unlock(&vport->vc_buf_lock); - - return err; + return reply_sz < 0 ? reply_sz : 0; } /** @@ -1459,11 +1425,13 @@ rel_lock: */ static int idpf_send_config_tx_queues_msg(struct idpf_vport *vport) { - struct virtchnl2_config_tx_queues *ctq; + struct virtchnl2_config_tx_queues *ctq __free(kfree) = NULL; + struct virtchnl2_txq_info *qi __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; u32 config_sz, chunk_sz, buf_sz; int totqs, num_msgs, num_chunks; - struct virtchnl2_txq_info *qi; - int err = 0, i, k = 0; + ssize_t reply_sz; + int i, k = 0; totqs = vport->num_txq + vport->num_complq; qi = kcalloc(totqs, sizeof(struct virtchnl2_txq_info), GFP_KERNEL); @@ -1524,10 +1492,8 @@ static int idpf_send_config_tx_queues_msg(struct idpf_vport *vport) } /* Make sure accounting agrees */ - if (k != totqs) { - err = -EINVAL; - goto error; - } + if (k != totqs) + return -EINVAL; /* Chunk up the queue contexts into multiple messages to avoid * sending a control queue message buffer that is too large @@ -1541,12 +1507,11 @@ static int idpf_send_config_tx_queues_msg(struct idpf_vport *vport) buf_sz = struct_size(ctq, qinfo, num_chunks); ctq = kzalloc(buf_sz, GFP_KERNEL); - if (!ctq) { - err = -ENOMEM; - goto error; - } + if (!ctq) + return -ENOMEM; - mutex_lock(&vport->vc_buf_lock); + xn_params.vc_op = VIRTCHNL2_OP_CONFIG_TX_QUEUES; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; for (i = 0, k = 0; i < num_msgs; i++) { memset(ctq, 0, buf_sz); @@ -1554,17 +1519,11 @@ static int idpf_send_config_tx_queues_msg(struct idpf_vport *vport) ctq->num_qinfo = cpu_to_le16(num_chunks); memcpy(ctq->qinfo, &qi[k], chunk_sz * num_chunks); - err = idpf_send_mb_msg(vport->adapter, - VIRTCHNL2_OP_CONFIG_TX_QUEUES, - buf_sz, (u8 *)ctq); - if (err) - goto mbx_error; - - err = idpf_wait_for_event(vport->adapter, vport, - IDPF_VC_CONFIG_TXQ, - IDPF_VC_CONFIG_TXQ_ERR); - if (err) - goto mbx_error; + xn_params.send_buf.iov_base = ctq; + xn_params.send_buf.iov_len = buf_sz; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; k += num_chunks; totqs -= num_chunks; @@ -1573,13 +1532,7 @@ static int idpf_send_config_tx_queues_msg(struct idpf_vport *vport) buf_sz = struct_size(ctq, qinfo, num_chunks); } -mbx_error: - mutex_unlock(&vport->vc_buf_lock); - kfree(ctq); -error: - kfree(qi); - - return err; + return 0; } /** @@ -1591,11 +1544,13 @@ error: */ static int idpf_send_config_rx_queues_msg(struct idpf_vport *vport) { - struct virtchnl2_config_rx_queues *crq; + struct virtchnl2_config_rx_queues *crq __free(kfree) = NULL; + struct virtchnl2_rxq_info *qi __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; u32 config_sz, chunk_sz, buf_sz; int totqs, num_msgs, num_chunks; - struct virtchnl2_rxq_info *qi; - int err = 0, i, k = 0; + ssize_t reply_sz; + int i, k = 0; totqs = vport->num_rxq + vport->num_bufq; qi = kcalloc(totqs, sizeof(struct virtchnl2_rxq_info), GFP_KERNEL); @@ -1676,10 +1631,8 @@ common_qi_fields: } /* Make sure accounting agrees */ - if (k != totqs) { - err = -EINVAL; - goto error; - } + if (k != totqs) + return -EINVAL; /* Chunk up the queue contexts into multiple messages to avoid * sending a control queue message buffer that is too large @@ -1693,12 +1646,11 @@ common_qi_fields: buf_sz = struct_size(crq, qinfo, num_chunks); crq = kzalloc(buf_sz, GFP_KERNEL); - if (!crq) { - err = -ENOMEM; - goto error; - } + if (!crq) + return -ENOMEM; - mutex_lock(&vport->vc_buf_lock); + xn_params.vc_op = VIRTCHNL2_OP_CONFIG_RX_QUEUES; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; for (i = 0, k = 0; i < num_msgs; i++) { memset(crq, 0, buf_sz); @@ -1706,17 +1658,11 @@ common_qi_fields: crq->num_qinfo = cpu_to_le16(num_chunks); memcpy(crq->qinfo, &qi[k], chunk_sz * num_chunks); - err = idpf_send_mb_msg(vport->adapter, - VIRTCHNL2_OP_CONFIG_RX_QUEUES, - buf_sz, (u8 *)crq); - if (err) - goto mbx_error; - - err = idpf_wait_for_event(vport->adapter, vport, - IDPF_VC_CONFIG_RXQ, - IDPF_VC_CONFIG_RXQ_ERR); - if (err) - goto mbx_error; + xn_params.send_buf.iov_base = crq; + xn_params.send_buf.iov_len = buf_sz; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; k += num_chunks; totqs -= num_chunks; @@ -1725,42 +1671,28 @@ common_qi_fields: buf_sz = struct_size(crq, qinfo, num_chunks); } -mbx_error: - mutex_unlock(&vport->vc_buf_lock); - kfree(crq); -error: - kfree(qi); - - return err; + return 0; } /** * idpf_send_ena_dis_queues_msg - Send virtchnl enable or disable * queues message * @vport: virtual port data structure - * @vc_op: virtchnl op code to send + * @ena: if true enable, false disable * * Send enable or disable queues virtchnl message. Returns 0 on success, * negative on failure. */ -static int idpf_send_ena_dis_queues_msg(struct idpf_vport *vport, u32 vc_op) +static int idpf_send_ena_dis_queues_msg(struct idpf_vport *vport, bool ena) { + struct virtchnl2_del_ena_dis_queues *eq __free(kfree) = NULL; + struct virtchnl2_queue_chunk *qc __free(kfree) = NULL; u32 num_msgs, num_chunks, num_txq, num_rxq, num_q; - struct idpf_adapter *adapter = vport->adapter; - struct virtchnl2_del_ena_dis_queues *eq; + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_queue_chunks *qcs; - struct virtchnl2_queue_chunk *qc; u32 config_sz, chunk_sz, buf_sz; - int i, j, k = 0, err = 0; - - /* validate virtchnl op */ - switch (vc_op) { - case VIRTCHNL2_OP_ENABLE_QUEUES: - case VIRTCHNL2_OP_DISABLE_QUEUES: - break; - default: - return -EINVAL; - } + ssize_t reply_sz; + int i, j, k = 0; num_txq = vport->num_txq + vport->num_complq; num_rxq = vport->num_rxq + vport->num_bufq; @@ -1779,10 +1711,8 @@ static int idpf_send_ena_dis_queues_msg(struct idpf_vport *vport, u32 vc_op) qc[k].num_queues = cpu_to_le32(IDPF_NUMQ_PER_CHUNK); } } - if (vport->num_txq != k) { - err = -EINVAL; - goto error; - } + if (vport->num_txq != k) + return -EINVAL; if (!idpf_is_queue_model_split(vport->txq_model)) goto setup_rx; @@ -1794,10 +1724,8 @@ static int idpf_send_ena_dis_queues_msg(struct idpf_vport *vport, u32 vc_op) qc[k].start_queue_id = cpu_to_le32(tx_qgrp->complq->q_id); qc[k].num_queues = cpu_to_le32(IDPF_NUMQ_PER_CHUNK); } - if (vport->num_complq != (k - vport->num_txq)) { - err = -EINVAL; - goto error; - } + if (vport->num_complq != (k - vport->num_txq)) + return -EINVAL; setup_rx: for (i = 0; i < vport->num_rxq_grp; i++) { @@ -1823,10 +1751,8 @@ setup_rx: qc[k].num_queues = cpu_to_le32(IDPF_NUMQ_PER_CHUNK); } } - if (vport->num_rxq != k - (vport->num_txq + vport->num_complq)) { - err = -EINVAL; - goto error; - } + if (vport->num_rxq != k - (vport->num_txq + vport->num_complq)) + return -EINVAL; if (!idpf_is_queue_model_split(vport->rxq_model)) goto send_msg; @@ -1845,10 +1771,8 @@ setup_rx: } if (vport->num_bufq != k - (vport->num_txq + vport->num_complq + - vport->num_rxq)) { - err = -EINVAL; - goto error; - } + vport->num_rxq)) + return -EINVAL; send_msg: /* Chunk up the queue info into multiple messages */ @@ -1861,12 +1785,16 @@ send_msg: buf_sz = struct_size(eq, chunks.chunks, num_chunks); eq = kzalloc(buf_sz, GFP_KERNEL); - if (!eq) { - err = -ENOMEM; - goto error; - } + if (!eq) + return -ENOMEM; - mutex_lock(&vport->vc_buf_lock); + if (ena) { + xn_params.vc_op = VIRTCHNL2_OP_ENABLE_QUEUES; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + } else { + xn_params.vc_op = VIRTCHNL2_OP_DISABLE_QUEUES; + xn_params.timeout_ms = IDPF_VC_XN_MIN_TIMEOUT_MSEC; + } for (i = 0, k = 0; i < num_msgs; i++) { memset(eq, 0, buf_sz); @@ -1875,20 +1803,11 @@ send_msg: qcs = &eq->chunks; memcpy(qcs->chunks, &qc[k], chunk_sz * num_chunks); - err = idpf_send_mb_msg(adapter, vc_op, buf_sz, (u8 *)eq); - if (err) - goto mbx_error; - - if (vc_op == VIRTCHNL2_OP_ENABLE_QUEUES) - err = idpf_wait_for_event(adapter, vport, - IDPF_VC_ENA_QUEUES, - IDPF_VC_ENA_QUEUES_ERR); - else - err = idpf_min_wait_for_event(adapter, vport, - IDPF_VC_DIS_QUEUES, - IDPF_VC_DIS_QUEUES_ERR); - if (err) - goto mbx_error; + xn_params.send_buf.iov_base = eq; + xn_params.send_buf.iov_len = buf_sz; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; k += num_chunks; num_q -= num_chunks; @@ -1897,13 +1816,7 @@ send_msg: buf_sz = struct_size(eq, chunks.chunks, num_chunks); } -mbx_error: - mutex_unlock(&vport->vc_buf_lock); - kfree(eq); -error: - kfree(qc); - - return err; + return 0; } /** @@ -1917,12 +1830,13 @@ error: */ int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map) { - struct idpf_adapter *adapter = vport->adapter; - struct virtchnl2_queue_vector_maps *vqvm; - struct virtchnl2_queue_vector *vqv; + struct virtchnl2_queue_vector_maps *vqvm __free(kfree) = NULL; + struct virtchnl2_queue_vector *vqv __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; u32 config_sz, chunk_sz, buf_sz; u32 num_msgs, num_chunks, num_q; - int i, j, k = 0, err = 0; + ssize_t reply_sz; + int i, j, k = 0; num_q = vport->num_txq + vport->num_rxq; @@ -1952,10 +1866,8 @@ int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map) } } - if (vport->num_txq != k) { - err = -EINVAL; - goto error; - } + if (vport->num_txq != k) + return -EINVAL; for (i = 0; i < vport->num_rxq_grp; i++) { struct idpf_rxq_group *rx_qgrp = &vport->rxq_grps[i]; @@ -1982,15 +1894,11 @@ int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map) } if (idpf_is_queue_model_split(vport->txq_model)) { - if (vport->num_rxq != k - vport->num_complq) { - err = -EINVAL; - goto error; - } + if (vport->num_rxq != k - vport->num_complq) + return -EINVAL; } else { - if (vport->num_rxq != k - vport->num_txq) { - err = -EINVAL; - goto error; - } + if (vport->num_rxq != k - vport->num_txq) + return -EINVAL; } /* Chunk up the vector info into multiple messages */ @@ -2003,39 +1911,28 @@ int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map) buf_sz = struct_size(vqvm, qv_maps, num_chunks); vqvm = kzalloc(buf_sz, GFP_KERNEL); - if (!vqvm) { - err = -ENOMEM; - goto error; - } + if (!vqvm) + return -ENOMEM; - mutex_lock(&vport->vc_buf_lock); + if (map) { + xn_params.vc_op = VIRTCHNL2_OP_MAP_QUEUE_VECTOR; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + } else { + xn_params.vc_op = VIRTCHNL2_OP_UNMAP_QUEUE_VECTOR; + xn_params.timeout_ms = IDPF_VC_XN_MIN_TIMEOUT_MSEC; + } for (i = 0, k = 0; i < num_msgs; i++) { memset(vqvm, 0, buf_sz); + xn_params.send_buf.iov_base = vqvm; + xn_params.send_buf.iov_len = buf_sz; vqvm->vport_id = cpu_to_le32(vport->vport_id); vqvm->num_qv_maps = cpu_to_le16(num_chunks); memcpy(vqvm->qv_maps, &vqv[k], chunk_sz * num_chunks); - if (map) { - err = idpf_send_mb_msg(adapter, - VIRTCHNL2_OP_MAP_QUEUE_VECTOR, - buf_sz, (u8 *)vqvm); - if (!err) - err = idpf_wait_for_event(adapter, vport, - IDPF_VC_MAP_IRQ, - IDPF_VC_MAP_IRQ_ERR); - } else { - err = idpf_send_mb_msg(adapter, - VIRTCHNL2_OP_UNMAP_QUEUE_VECTOR, - buf_sz, (u8 *)vqvm); - if (!err) - err = - idpf_min_wait_for_event(adapter, vport, - IDPF_VC_UNMAP_IRQ, - IDPF_VC_UNMAP_IRQ_ERR); - } - if (err) - goto mbx_error; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; k += num_chunks; num_q -= num_chunks; @@ -2044,13 +1941,7 @@ int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map) buf_sz = struct_size(vqvm, qv_maps, num_chunks); } -mbx_error: - mutex_unlock(&vport->vc_buf_lock); - kfree(vqvm); -error: - kfree(vqv); - - return err; + return 0; } /** @@ -2062,7 +1953,7 @@ error: */ int idpf_send_enable_queues_msg(struct idpf_vport *vport) { - return idpf_send_ena_dis_queues_msg(vport, VIRTCHNL2_OP_ENABLE_QUEUES); + return idpf_send_ena_dis_queues_msg(vport, true); } /** @@ -2076,7 +1967,7 @@ int idpf_send_disable_queues_msg(struct idpf_vport *vport) { int err, i; - err = idpf_send_ena_dis_queues_msg(vport, VIRTCHNL2_OP_DISABLE_QUEUES); + err = idpf_send_ena_dis_queues_msg(vport, false); if (err) return err; @@ -2087,8 +1978,10 @@ int idpf_send_disable_queues_msg(struct idpf_vport *vport) set_bit(__IDPF_Q_POLL_MODE, vport->txqs[i]->flags); /* schedule the napi to receive all the marker packets */ + local_bh_disable(); for (i = 0; i < vport->num_q_vectors; i++) napi_schedule(&vport->q_vectors[i].napi); + local_bh_enable(); return idpf_wait_for_marker_event(vport); } @@ -2122,22 +2015,21 @@ static void idpf_convert_reg_to_queue_chunks(struct virtchnl2_queue_chunk *dchun */ int idpf_send_delete_queues_msg(struct idpf_vport *vport) { - struct idpf_adapter *adapter = vport->adapter; + struct virtchnl2_del_ena_dis_queues *eq __free(kfree) = NULL; struct virtchnl2_create_vport *vport_params; struct virtchnl2_queue_reg_chunks *chunks; - struct virtchnl2_del_ena_dis_queues *eq; + struct idpf_vc_xn_params xn_params = {}; struct idpf_vport_config *vport_config; u16 vport_idx = vport->idx; - int buf_size, err; + ssize_t reply_sz; u16 num_chunks; + int buf_size; - vport_config = adapter->vport_config[vport_idx]; + vport_config = vport->adapter->vport_config[vport_idx]; if (vport_config->req_qs_chunks) { - struct virtchnl2_add_queues *vc_aq = - (struct virtchnl2_add_queues *)vport_config->req_qs_chunks; - chunks = &vc_aq->chunks; + chunks = &vport_config->req_qs_chunks->chunks; } else { - vport_params = adapter->vport_params_recvd[vport_idx]; + vport_params = vport->adapter->vport_params_recvd[vport_idx]; chunks = &vport_params->chunks; } @@ -2154,21 +2046,13 @@ int idpf_send_delete_queues_msg(struct idpf_vport *vport) idpf_convert_reg_to_queue_chunks(eq->chunks.chunks, chunks->chunks, num_chunks); - mutex_lock(&vport->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_DEL_QUEUES, - buf_size, (u8 *)eq); - if (err) - goto rel_lock; - - err = idpf_min_wait_for_event(adapter, vport, IDPF_VC_DEL_QUEUES, - IDPF_VC_DEL_QUEUES_ERR); - -rel_lock: - mutex_unlock(&vport->vc_buf_lock); - kfree(eq); + xn_params.vc_op = VIRTCHNL2_OP_DEL_QUEUES; + xn_params.timeout_ms = IDPF_VC_XN_MIN_TIMEOUT_MSEC; + xn_params.send_buf.iov_base = eq; + xn_params.send_buf.iov_len = buf_size; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); - return err; + return reply_sz < 0 ? reply_sz : 0; } /** @@ -2203,14 +2087,21 @@ int idpf_send_config_queues_msg(struct idpf_vport *vport) int idpf_send_add_queues_msg(const struct idpf_vport *vport, u16 num_tx_q, u16 num_complq, u16 num_rx_q, u16 num_rx_bufq) { - struct idpf_adapter *adapter = vport->adapter; + struct virtchnl2_add_queues *vc_msg __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; struct idpf_vport_config *vport_config; - struct virtchnl2_add_queues aq = { }; - struct virtchnl2_add_queues *vc_msg; + struct virtchnl2_add_queues aq = {}; u16 vport_idx = vport->idx; - int size, err; + ssize_t reply_sz; + int size; + + vc_msg = kzalloc(IDPF_CTLQ_MAX_BUF_LEN, GFP_KERNEL); + if (!vc_msg) + return -ENOMEM; - vport_config = adapter->vport_config[vport_idx]; + vport_config = vport->adapter->vport_config[vport_idx]; + kfree(vport_config->req_qs_chunks); + vport_config->req_qs_chunks = NULL; aq.vport_id = cpu_to_le32(vport->vport_id); aq.num_tx_q = cpu_to_le16(num_tx_q); @@ -2218,47 +2109,33 @@ int idpf_send_add_queues_msg(const struct idpf_vport *vport, u16 num_tx_q, aq.num_rx_q = cpu_to_le16(num_rx_q); aq.num_rx_bufq = cpu_to_le16(num_rx_bufq); - mutex_lock(&((struct idpf_vport *)vport)->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_ADD_QUEUES, - sizeof(struct virtchnl2_add_queues), (u8 *)&aq); - if (err) - goto rel_lock; - - /* We want vport to be const to prevent incidental code changes making - * changes to the vport config. We're making a special exception here - * to discard const to use the virtchnl. - */ - err = idpf_wait_for_event(adapter, (struct idpf_vport *)vport, - IDPF_VC_ADD_QUEUES, IDPF_VC_ADD_QUEUES_ERR); - if (err) - goto rel_lock; - - kfree(vport_config->req_qs_chunks); - vport_config->req_qs_chunks = NULL; + xn_params.vc_op = VIRTCHNL2_OP_ADD_QUEUES; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + xn_params.send_buf.iov_base = &aq; + xn_params.send_buf.iov_len = sizeof(aq); + xn_params.recv_buf.iov_base = vc_msg; + xn_params.recv_buf.iov_len = IDPF_CTLQ_MAX_BUF_LEN; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; - vc_msg = (struct virtchnl2_add_queues *)vport->vc_msg; /* compare vc_msg num queues with vport num queues */ if (le16_to_cpu(vc_msg->num_tx_q) != num_tx_q || le16_to_cpu(vc_msg->num_rx_q) != num_rx_q || le16_to_cpu(vc_msg->num_tx_complq) != num_complq || - le16_to_cpu(vc_msg->num_rx_bufq) != num_rx_bufq) { - err = -EINVAL; - goto rel_lock; - } + le16_to_cpu(vc_msg->num_rx_bufq) != num_rx_bufq) + return -EINVAL; size = struct_size(vc_msg, chunks.chunks, le16_to_cpu(vc_msg->chunks.num_chunks)); - vport_config->req_qs_chunks = kmemdup(vc_msg, size, GFP_KERNEL); - if (!vport_config->req_qs_chunks) { - err = -ENOMEM; - goto rel_lock; - } + if (reply_sz < size) + return -EIO; -rel_lock: - mutex_unlock(&((struct idpf_vport *)vport)->vc_buf_lock); + vport_config->req_qs_chunks = kmemdup(vc_msg, size, GFP_KERNEL); + if (!vport_config->req_qs_chunks) + return -ENOMEM; - return err; + return 0; } /** @@ -2270,53 +2147,49 @@ rel_lock: */ int idpf_send_alloc_vectors_msg(struct idpf_adapter *adapter, u16 num_vectors) { - struct virtchnl2_alloc_vectors *alloc_vec, *rcvd_vec; - struct virtchnl2_alloc_vectors ac = { }; + struct virtchnl2_alloc_vectors *rcvd_vec __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; + struct virtchnl2_alloc_vectors ac = {}; + ssize_t reply_sz; u16 num_vchunks; - int size, err; + int size; ac.num_vectors = cpu_to_le16(num_vectors); - mutex_lock(&adapter->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_ALLOC_VECTORS, - sizeof(ac), (u8 *)&ac); - if (err) - goto rel_lock; + rcvd_vec = kzalloc(IDPF_CTLQ_MAX_BUF_LEN, GFP_KERNEL); + if (!rcvd_vec) + return -ENOMEM; - err = idpf_wait_for_event(adapter, NULL, IDPF_VC_ALLOC_VECTORS, - IDPF_VC_ALLOC_VECTORS_ERR); - if (err) - goto rel_lock; + xn_params.vc_op = VIRTCHNL2_OP_ALLOC_VECTORS; + xn_params.send_buf.iov_base = ∾ + xn_params.send_buf.iov_len = sizeof(ac); + xn_params.recv_buf.iov_base = rcvd_vec; + xn_params.recv_buf.iov_len = IDPF_CTLQ_MAX_BUF_LEN; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; - rcvd_vec = (struct virtchnl2_alloc_vectors *)adapter->vc_msg; num_vchunks = le16_to_cpu(rcvd_vec->vchunks.num_vchunks); - size = struct_size(rcvd_vec, vchunks.vchunks, num_vchunks); - if (size > sizeof(adapter->vc_msg)) { - err = -EINVAL; - goto rel_lock; - } + if (reply_sz < size) + return -EIO; + + if (size > IDPF_CTLQ_MAX_BUF_LEN) + return -EINVAL; kfree(adapter->req_vec_chunks); - adapter->req_vec_chunks = NULL; - adapter->req_vec_chunks = kmemdup(adapter->vc_msg, size, GFP_KERNEL); - if (!adapter->req_vec_chunks) { - err = -ENOMEM; - goto rel_lock; - } + adapter->req_vec_chunks = kmemdup(rcvd_vec, size, GFP_KERNEL); + if (!adapter->req_vec_chunks) + return -ENOMEM; - alloc_vec = adapter->req_vec_chunks; - if (le16_to_cpu(alloc_vec->num_vectors) < num_vectors) { + if (le16_to_cpu(adapter->req_vec_chunks->num_vectors) < num_vectors) { kfree(adapter->req_vec_chunks); adapter->req_vec_chunks = NULL; - err = -EINVAL; + return -EINVAL; } -rel_lock: - mutex_unlock(&adapter->vc_buf_lock); - - return err; + return 0; } /** @@ -2329,29 +2202,24 @@ int idpf_send_dealloc_vectors_msg(struct idpf_adapter *adapter) { struct virtchnl2_alloc_vectors *ac = adapter->req_vec_chunks; struct virtchnl2_vector_chunks *vcs = &ac->vchunks; - int buf_size, err; + struct idpf_vc_xn_params xn_params = {}; + ssize_t reply_sz; + int buf_size; buf_size = struct_size(vcs, vchunks, le16_to_cpu(vcs->num_vchunks)); - mutex_lock(&adapter->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_DEALLOC_VECTORS, buf_size, - (u8 *)vcs); - if (err) - goto rel_lock; - - err = idpf_min_wait_for_event(adapter, NULL, IDPF_VC_DEALLOC_VECTORS, - IDPF_VC_DEALLOC_VECTORS_ERR); - if (err) - goto rel_lock; + xn_params.vc_op = VIRTCHNL2_OP_DEALLOC_VECTORS; + xn_params.send_buf.iov_base = vcs; + xn_params.send_buf.iov_len = buf_size; + xn_params.timeout_ms = IDPF_VC_XN_MIN_TIMEOUT_MSEC; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; kfree(adapter->req_vec_chunks); adapter->req_vec_chunks = NULL; -rel_lock: - mutex_unlock(&adapter->vc_buf_lock); - - return err; + return 0; } /** @@ -2374,25 +2242,18 @@ static int idpf_get_max_vfs(struct idpf_adapter *adapter) */ int idpf_send_set_sriov_vfs_msg(struct idpf_adapter *adapter, u16 num_vfs) { - struct virtchnl2_sriov_vfs_info svi = { }; - int err; + struct virtchnl2_sriov_vfs_info svi = {}; + struct idpf_vc_xn_params xn_params = {}; + ssize_t reply_sz; svi.num_vfs = cpu_to_le16(num_vfs); + xn_params.vc_op = VIRTCHNL2_OP_SET_SRIOV_VFS; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + xn_params.send_buf.iov_base = &svi; + xn_params.send_buf.iov_len = sizeof(svi); + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); - mutex_lock(&adapter->vc_buf_lock); - - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_SET_SRIOV_VFS, - sizeof(svi), (u8 *)&svi); - if (err) - goto rel_lock; - - err = idpf_wait_for_event(adapter, NULL, IDPF_VC_SET_SRIOV_VFS, - IDPF_VC_SET_SRIOV_VFS_ERR); - -rel_lock: - mutex_unlock(&adapter->vc_buf_lock); - - return err; + return reply_sz < 0 ? reply_sz : 0; } /** @@ -2405,10 +2266,10 @@ int idpf_send_get_stats_msg(struct idpf_vport *vport) { struct idpf_netdev_priv *np = netdev_priv(vport->netdev); struct rtnl_link_stats64 *netstats = &np->netstats; - struct idpf_adapter *adapter = vport->adapter; - struct virtchnl2_vport_stats stats_msg = { }; - struct virtchnl2_vport_stats *stats; - int err; + struct virtchnl2_vport_stats stats_msg = {}; + struct idpf_vc_xn_params xn_params = {}; + ssize_t reply_sz; + /* Don't send get_stats message if the link is down */ if (np->state <= __IDPF_VPORT_DOWN) @@ -2416,46 +2277,38 @@ int idpf_send_get_stats_msg(struct idpf_vport *vport) stats_msg.vport_id = cpu_to_le32(vport->vport_id); - mutex_lock(&vport->vc_buf_lock); + xn_params.vc_op = VIRTCHNL2_OP_GET_STATS; + xn_params.send_buf.iov_base = &stats_msg; + xn_params.send_buf.iov_len = sizeof(stats_msg); + xn_params.recv_buf = xn_params.send_buf; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_GET_STATS, - sizeof(struct virtchnl2_vport_stats), - (u8 *)&stats_msg); - if (err) - goto rel_lock; - - err = idpf_wait_for_event(adapter, vport, IDPF_VC_GET_STATS, - IDPF_VC_GET_STATS_ERR); - if (err) - goto rel_lock; - - stats = (struct virtchnl2_vport_stats *)vport->vc_msg; + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; + if (reply_sz < sizeof(stats_msg)) + return -EIO; spin_lock_bh(&np->stats_lock); - netstats->rx_packets = le64_to_cpu(stats->rx_unicast) + - le64_to_cpu(stats->rx_multicast) + - le64_to_cpu(stats->rx_broadcast); - netstats->rx_bytes = le64_to_cpu(stats->rx_bytes); - netstats->rx_dropped = le64_to_cpu(stats->rx_discards); - netstats->rx_over_errors = le64_to_cpu(stats->rx_overflow_drop); - netstats->rx_length_errors = le64_to_cpu(stats->rx_invalid_frame_length); - - netstats->tx_packets = le64_to_cpu(stats->tx_unicast) + - le64_to_cpu(stats->tx_multicast) + - le64_to_cpu(stats->tx_broadcast); - netstats->tx_bytes = le64_to_cpu(stats->tx_bytes); - netstats->tx_errors = le64_to_cpu(stats->tx_errors); - netstats->tx_dropped = le64_to_cpu(stats->tx_discards); - - vport->port_stats.vport_stats = *stats; + netstats->rx_packets = le64_to_cpu(stats_msg.rx_unicast) + + le64_to_cpu(stats_msg.rx_multicast) + + le64_to_cpu(stats_msg.rx_broadcast); + netstats->tx_packets = le64_to_cpu(stats_msg.tx_unicast) + + le64_to_cpu(stats_msg.tx_multicast) + + le64_to_cpu(stats_msg.tx_broadcast); + netstats->rx_bytes = le64_to_cpu(stats_msg.rx_bytes); + netstats->tx_bytes = le64_to_cpu(stats_msg.tx_bytes); + netstats->rx_errors = le64_to_cpu(stats_msg.rx_errors); + netstats->tx_errors = le64_to_cpu(stats_msg.tx_errors); + netstats->rx_dropped = le64_to_cpu(stats_msg.rx_discards); + netstats->tx_dropped = le64_to_cpu(stats_msg.tx_discards); + + vport->port_stats.vport_stats = stats_msg; spin_unlock_bh(&np->stats_lock); -rel_lock: - mutex_unlock(&vport->vc_buf_lock); - - return err; + return 0; } /** @@ -2467,70 +2320,70 @@ rel_lock: */ int idpf_send_get_set_rss_lut_msg(struct idpf_vport *vport, bool get) { - struct idpf_adapter *adapter = vport->adapter; - struct virtchnl2_rss_lut *recv_rl; + struct virtchnl2_rss_lut *recv_rl __free(kfree) = NULL; + struct virtchnl2_rss_lut *rl __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; struct idpf_rss_data *rss_data; - struct virtchnl2_rss_lut *rl; int buf_size, lut_buf_size; - int i, err; + ssize_t reply_sz; + int i; - rss_data = &adapter->vport_config[vport->idx]->user_config.rss_data; + rss_data = + &vport->adapter->vport_config[vport->idx]->user_config.rss_data; buf_size = struct_size(rl, lut, rss_data->rss_lut_size); rl = kzalloc(buf_size, GFP_KERNEL); if (!rl) return -ENOMEM; rl->vport_id = cpu_to_le32(vport->vport_id); - mutex_lock(&vport->vc_buf_lock); - if (!get) { + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + xn_params.send_buf.iov_base = rl; + xn_params.send_buf.iov_len = buf_size; + + if (get) { + recv_rl = kzalloc(IDPF_CTLQ_MAX_BUF_LEN, GFP_KERNEL); + if (!recv_rl) + return -ENOMEM; + xn_params.vc_op = VIRTCHNL2_OP_GET_RSS_LUT; + xn_params.recv_buf.iov_base = recv_rl; + xn_params.recv_buf.iov_len = IDPF_CTLQ_MAX_BUF_LEN; + } else { rl->lut_entries = cpu_to_le16(rss_data->rss_lut_size); for (i = 0; i < rss_data->rss_lut_size; i++) rl->lut[i] = cpu_to_le32(rss_data->rss_lut[i]); - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_SET_RSS_LUT, - buf_size, (u8 *)rl); - if (err) - goto free_mem; - - err = idpf_wait_for_event(adapter, vport, IDPF_VC_SET_RSS_LUT, - IDPF_VC_SET_RSS_LUT_ERR); - - goto free_mem; + xn_params.vc_op = VIRTCHNL2_OP_SET_RSS_LUT; } + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; + if (!get) + return 0; + if (reply_sz < sizeof(struct virtchnl2_rss_lut)) + return -EIO; - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_GET_RSS_LUT, - buf_size, (u8 *)rl); - if (err) - goto free_mem; + lut_buf_size = le16_to_cpu(recv_rl->lut_entries) * sizeof(u32); + if (reply_sz < lut_buf_size) + return -EIO; - err = idpf_wait_for_event(adapter, vport, IDPF_VC_GET_RSS_LUT, - IDPF_VC_GET_RSS_LUT_ERR); - if (err) - goto free_mem; - - recv_rl = (struct virtchnl2_rss_lut *)vport->vc_msg; + /* size didn't change, we can reuse existing lut buf */ if (rss_data->rss_lut_size == le16_to_cpu(recv_rl->lut_entries)) goto do_memcpy; rss_data->rss_lut_size = le16_to_cpu(recv_rl->lut_entries); kfree(rss_data->rss_lut); - lut_buf_size = rss_data->rss_lut_size * sizeof(u32); rss_data->rss_lut = kzalloc(lut_buf_size, GFP_KERNEL); if (!rss_data->rss_lut) { rss_data->rss_lut_size = 0; - err = -ENOMEM; - goto free_mem; + return -ENOMEM; } do_memcpy: - memcpy(rss_data->rss_lut, vport->vc_msg, rss_data->rss_lut_size); -free_mem: - mutex_unlock(&vport->vc_buf_lock); - kfree(rl); + memcpy(rss_data->rss_lut, recv_rl->lut, rss_data->rss_lut_size); - return err; + return 0; } /** @@ -2542,68 +2395,70 @@ free_mem: */ int idpf_send_get_set_rss_key_msg(struct idpf_vport *vport, bool get) { - struct idpf_adapter *adapter = vport->adapter; - struct virtchnl2_rss_key *recv_rk; + struct virtchnl2_rss_key *recv_rk __free(kfree) = NULL; + struct virtchnl2_rss_key *rk __free(kfree) = NULL; + struct idpf_vc_xn_params xn_params = {}; struct idpf_rss_data *rss_data; - struct virtchnl2_rss_key *rk; - int i, buf_size, err; + ssize_t reply_sz; + int i, buf_size; + u16 key_size; - rss_data = &adapter->vport_config[vport->idx]->user_config.rss_data; + rss_data = + &vport->adapter->vport_config[vport->idx]->user_config.rss_data; buf_size = struct_size(rk, key_flex, rss_data->rss_key_size); rk = kzalloc(buf_size, GFP_KERNEL); if (!rk) return -ENOMEM; rk->vport_id = cpu_to_le32(vport->vport_id); - mutex_lock(&vport->vc_buf_lock); - + xn_params.send_buf.iov_base = rk; + xn_params.send_buf.iov_len = buf_size; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; if (get) { - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_GET_RSS_KEY, - buf_size, (u8 *)rk); - if (err) - goto error; - - err = idpf_wait_for_event(adapter, vport, IDPF_VC_GET_RSS_KEY, - IDPF_VC_GET_RSS_KEY_ERR); - if (err) - goto error; - - recv_rk = (struct virtchnl2_rss_key *)vport->vc_msg; - if (rss_data->rss_key_size != - le16_to_cpu(recv_rk->key_len)) { - rss_data->rss_key_size = - min_t(u16, NETDEV_RSS_KEY_LEN, - le16_to_cpu(recv_rk->key_len)); - kfree(rss_data->rss_key); - rss_data->rss_key = kzalloc(rss_data->rss_key_size, - GFP_KERNEL); - if (!rss_data->rss_key) { - rss_data->rss_key_size = 0; - err = -ENOMEM; - goto error; - } - } - memcpy(rss_data->rss_key, recv_rk->key_flex, - rss_data->rss_key_size); + recv_rk = kzalloc(IDPF_CTLQ_MAX_BUF_LEN, GFP_KERNEL); + if (!recv_rk) + return -ENOMEM; + + xn_params.vc_op = VIRTCHNL2_OP_GET_RSS_KEY; + xn_params.recv_buf.iov_base = recv_rk; + xn_params.recv_buf.iov_len = IDPF_CTLQ_MAX_BUF_LEN; } else { rk->key_len = cpu_to_le16(rss_data->rss_key_size); for (i = 0; i < rss_data->rss_key_size; i++) rk->key_flex[i] = rss_data->rss_key[i]; - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_SET_RSS_KEY, - buf_size, (u8 *)rk); - if (err) - goto error; + xn_params.vc_op = VIRTCHNL2_OP_SET_RSS_KEY; + } + + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; + if (!get) + return 0; + if (reply_sz < sizeof(struct virtchnl2_rss_key)) + return -EIO; + + key_size = min_t(u16, NETDEV_RSS_KEY_LEN, + le16_to_cpu(recv_rk->key_len)); + if (reply_sz < key_size) + return -EIO; - err = idpf_wait_for_event(adapter, vport, IDPF_VC_SET_RSS_KEY, - IDPF_VC_SET_RSS_KEY_ERR); + /* key len didn't change, reuse existing buf */ + if (rss_data->rss_key_size == key_size) + goto do_memcpy; + + rss_data->rss_key_size = key_size; + kfree(rss_data->rss_key); + rss_data->rss_key = kzalloc(key_size, GFP_KERNEL); + if (!rss_data->rss_key) { + rss_data->rss_key_size = 0; + return -ENOMEM; } -error: - mutex_unlock(&vport->vc_buf_lock); - kfree(rk); +do_memcpy: + memcpy(rss_data->rss_key, recv_rk->key_flex, rss_data->rss_key_size); - return err; + return 0; } /** @@ -2655,13 +2510,15 @@ static void idpf_fill_ptype_lookup(struct idpf_rx_ptype_decoded *ptype, */ int idpf_send_get_rx_ptype_msg(struct idpf_vport *vport) { + struct virtchnl2_get_ptype_info *get_ptype_info __free(kfree) = NULL; + struct virtchnl2_get_ptype_info *ptype_info __free(kfree) = NULL; struct idpf_rx_ptype_decoded *ptype_lkup = vport->rx_ptype_lkup; - struct virtchnl2_get_ptype_info get_ptype_info; int max_ptype, ptypes_recvd = 0, ptype_offset; struct idpf_adapter *adapter = vport->adapter; - struct virtchnl2_get_ptype_info *ptype_info; + struct idpf_vc_xn_params xn_params = {}; u16 next_ptype_id = 0; - int err = 0, i, j, k; + ssize_t reply_sz; + int i, j, k; if (idpf_is_queue_model_split(vport->rxq_model)) max_ptype = IDPF_RX_MAX_PTYPE; @@ -2670,43 +2527,44 @@ int idpf_send_get_rx_ptype_msg(struct idpf_vport *vport) memset(vport->rx_ptype_lkup, 0, sizeof(vport->rx_ptype_lkup)); + get_ptype_info = kzalloc(sizeof(*get_ptype_info), GFP_KERNEL); + if (!get_ptype_info) + return -ENOMEM; + ptype_info = kzalloc(IDPF_CTLQ_MAX_BUF_LEN, GFP_KERNEL); if (!ptype_info) return -ENOMEM; - mutex_lock(&adapter->vc_buf_lock); + xn_params.vc_op = VIRTCHNL2_OP_GET_PTYPE_INFO; + xn_params.send_buf.iov_base = get_ptype_info; + xn_params.send_buf.iov_len = sizeof(*get_ptype_info); + xn_params.recv_buf.iov_base = ptype_info; + xn_params.recv_buf.iov_len = IDPF_CTLQ_MAX_BUF_LEN; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; while (next_ptype_id < max_ptype) { - get_ptype_info.start_ptype_id = cpu_to_le16(next_ptype_id); + get_ptype_info->start_ptype_id = cpu_to_le16(next_ptype_id); if ((next_ptype_id + IDPF_RX_MAX_PTYPES_PER_BUF) > max_ptype) - get_ptype_info.num_ptypes = + get_ptype_info->num_ptypes = cpu_to_le16(max_ptype - next_ptype_id); else - get_ptype_info.num_ptypes = + get_ptype_info->num_ptypes = cpu_to_le16(IDPF_RX_MAX_PTYPES_PER_BUF); - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_GET_PTYPE_INFO, - sizeof(struct virtchnl2_get_ptype_info), - (u8 *)&get_ptype_info); - if (err) - goto vc_buf_unlock; - - err = idpf_wait_for_event(adapter, NULL, IDPF_VC_GET_PTYPE_INFO, - IDPF_VC_GET_PTYPE_INFO_ERR); - if (err) - goto vc_buf_unlock; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; - memcpy(ptype_info, adapter->vc_msg, IDPF_CTLQ_MAX_BUF_LEN); + if (reply_sz < IDPF_CTLQ_MAX_BUF_LEN) + return -EIO; ptypes_recvd += le16_to_cpu(ptype_info->num_ptypes); - if (ptypes_recvd > max_ptype) { - err = -EINVAL; - goto vc_buf_unlock; - } + if (ptypes_recvd > max_ptype) + return -EINVAL; - next_ptype_id = le16_to_cpu(get_ptype_info.start_ptype_id) + - le16_to_cpu(get_ptype_info.num_ptypes); + next_ptype_id = le16_to_cpu(get_ptype_info->start_ptype_id) + + le16_to_cpu(get_ptype_info->num_ptypes); ptype_offset = IDPF_RX_PTYPE_HDR_SZ; @@ -2719,17 +2577,13 @@ int idpf_send_get_rx_ptype_msg(struct idpf_vport *vport) ((u8 *)ptype_info + ptype_offset); ptype_offset += IDPF_GET_PTYPE_SIZE(ptype); - if (ptype_offset > IDPF_CTLQ_MAX_BUF_LEN) { - err = -EINVAL; - goto vc_buf_unlock; - } + if (ptype_offset > IDPF_CTLQ_MAX_BUF_LEN) + return -EINVAL; /* 0xFFFF indicates end of ptypes */ if (le16_to_cpu(ptype->ptype_id_10) == - IDPF_INVALID_PTYPE_ID) { - err = 0; - goto vc_buf_unlock; - } + IDPF_INVALID_PTYPE_ID) + return 0; if (idpf_is_queue_model_split(vport->rxq_model)) k = le16_to_cpu(ptype->ptype_id_10); @@ -2857,11 +2711,7 @@ int idpf_send_get_rx_ptype_msg(struct idpf_vport *vport) } } -vc_buf_unlock: - mutex_unlock(&adapter->vc_buf_lock); - kfree(ptype_info); - - return err; + return 0; } /** @@ -2873,27 +2723,20 @@ vc_buf_unlock: */ int idpf_send_ena_dis_loopback_msg(struct idpf_vport *vport) { + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_loopback loopback; - int err; + ssize_t reply_sz; loopback.vport_id = cpu_to_le32(vport->vport_id); loopback.enable = idpf_is_feature_ena(vport, NETIF_F_LOOPBACK); - mutex_lock(&vport->vc_buf_lock); - - err = idpf_send_mb_msg(vport->adapter, VIRTCHNL2_OP_LOOPBACK, - sizeof(loopback), (u8 *)&loopback); - if (err) - goto rel_lock; + xn_params.vc_op = VIRTCHNL2_OP_LOOPBACK; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + xn_params.send_buf.iov_base = &loopback; + xn_params.send_buf.iov_len = sizeof(loopback); + reply_sz = idpf_vc_xn_exec(vport->adapter, &xn_params); - err = idpf_wait_for_event(vport->adapter, vport, - IDPF_VC_LOOPBACK_STATE, - IDPF_VC_LOOPBACK_STATE_ERR); - -rel_lock: - mutex_unlock(&vport->vc_buf_lock); - - return err; + return reply_sz < 0 ? reply_sz : 0; } /** @@ -2958,7 +2801,7 @@ int idpf_init_dflt_mbx(struct idpf_adapter *adapter) return -ENOENT; } - adapter->state = __IDPF_STARTUP; + adapter->state = __IDPF_VER_CHECK; return 0; } @@ -3055,35 +2898,42 @@ int idpf_vc_core_init(struct idpf_adapter *adapter) u16 num_max_vports; int err = 0; + if (!adapter->vcxn_mngr) { + adapter->vcxn_mngr = kzalloc(sizeof(*adapter->vcxn_mngr), GFP_KERNEL); + if (!adapter->vcxn_mngr) { + err = -ENOMEM; + goto init_failed; + } + } + idpf_vc_xn_init(adapter->vcxn_mngr); + while (adapter->state != __IDPF_INIT_SW) { switch (adapter->state) { - case __IDPF_STARTUP: - if (idpf_send_ver_msg(adapter)) - goto init_failed; - adapter->state = __IDPF_VER_CHECK; - goto restart; case __IDPF_VER_CHECK: - err = idpf_recv_ver_msg(adapter); - if (err == -EIO) { - return err; - } else if (err == -EAGAIN) { - adapter->state = __IDPF_STARTUP; + err = idpf_send_ver_msg(adapter); + switch (err) { + case 0: + /* success, move state machine forward */ + adapter->state = __IDPF_GET_CAPS; + fallthrough; + case -EAGAIN: goto restart; - } else if (err) { + default: + /* Something bad happened, try again but only a + * few times. + */ goto init_failed; } - if (idpf_send_get_caps_msg(adapter)) - goto init_failed; - adapter->state = __IDPF_GET_CAPS; - goto restart; case __IDPF_GET_CAPS: - if (idpf_recv_get_caps_msg(adapter)) + err = idpf_send_get_caps_msg(adapter); + if (err) goto init_failed; adapter->state = __IDPF_INIT_SW; break; default: dev_err(&adapter->pdev->dev, "Device is in bad state: %d\n", adapter->state); + err = -EINVAL; goto init_failed; } break; @@ -3142,7 +2992,9 @@ restart: queue_delayed_work(adapter->init_wq, &adapter->init_task, msecs_to_jiffies(5 * (adapter->pdev->devfn & 0x07))); - goto no_err; + set_bit(IDPF_VC_CORE_INIT, adapter->flags); + + return 0; err_intr_req: cancel_delayed_work_sync(&adapter->serv_task); @@ -3151,7 +3003,6 @@ err_intr_req: err_netdev_alloc: kfree(adapter->vports); adapter->vports = NULL; -no_err: return err; init_failed: @@ -3168,7 +3019,9 @@ init_failed: * register writes might not have taken effect. Retry to initialize * the mailbox again */ - adapter->state = __IDPF_STARTUP; + adapter->state = __IDPF_VER_CHECK; + if (adapter->vcxn_mngr) + idpf_vc_xn_shutdown(adapter->vcxn_mngr); idpf_deinit_dflt_mbx(adapter); set_bit(IDPF_HR_DRV_LOAD, adapter->flags); queue_delayed_work(adapter->vc_event_wq, &adapter->vc_event_task, @@ -3184,29 +3037,22 @@ init_failed: */ void idpf_vc_core_deinit(struct idpf_adapter *adapter) { - int i; + if (!test_bit(IDPF_VC_CORE_INIT, adapter->flags)) + return; + idpf_vc_xn_shutdown(adapter->vcxn_mngr); idpf_deinit_task(adapter); idpf_intr_rel(adapter); - /* Set all bits as we dont know on which vc_state the vhnl_wq is - * waiting on and wakeup the virtchnl workqueue even if it is waiting - * for the response as we are going down - */ - for (i = 0; i < IDPF_VC_NBITS; i++) - set_bit(i, adapter->vc_state); - wake_up(&adapter->vchnl_wq); cancel_delayed_work_sync(&adapter->serv_task); cancel_delayed_work_sync(&adapter->mbx_task); idpf_vport_params_buf_rel(adapter); - /* Clear all the bits */ - for (i = 0; i < IDPF_VC_NBITS; i++) - clear_bit(i, adapter->vc_state); - kfree(adapter->vports); adapter->vports = NULL; + + clear_bit(IDPF_VC_CORE_INIT, adapter->flags); } /** @@ -3622,6 +3468,75 @@ u32 idpf_get_vport_id(struct idpf_vport *vport) } /** + * idpf_mac_filter_async_handler - Async callback for mac filters + * @adapter: private data struct + * @xn: transaction for message + * @ctlq_msg: received message + * + * In some scenarios driver can't sleep and wait for a reply (e.g.: stack is + * holding rtnl_lock) when adding a new mac filter. It puts us in a difficult + * situation to deal with errors returned on the reply. The best we can + * ultimately do is remove it from our list of mac filters and report the + * error. + */ +static int idpf_mac_filter_async_handler(struct idpf_adapter *adapter, + struct idpf_vc_xn *xn, + const struct idpf_ctlq_msg *ctlq_msg) +{ + struct virtchnl2_mac_addr_list *ma_list; + struct idpf_vport_config *vport_config; + struct virtchnl2_mac_addr *mac_addr; + struct idpf_mac_filter *f, *tmp; + struct list_head *ma_list_head; + struct idpf_vport *vport; + u16 num_entries; + int i; + + /* if success we're done, we're only here if something bad happened */ + if (!ctlq_msg->cookie.mbx.chnl_retval) + return 0; + + /* make sure at least struct is there */ + if (xn->reply_sz < sizeof(*ma_list)) + goto invalid_payload; + + ma_list = ctlq_msg->ctx.indirect.payload->va; + mac_addr = ma_list->mac_addr_list; + num_entries = le16_to_cpu(ma_list->num_mac_addr); + /* we should have received a buffer at least this big */ + if (xn->reply_sz < struct_size(ma_list, mac_addr_list, num_entries)) + goto invalid_payload; + + vport = idpf_vid_to_vport(adapter, le32_to_cpu(ma_list->vport_id)); + if (!vport) + goto invalid_payload; + + vport_config = adapter->vport_config[le32_to_cpu(ma_list->vport_id)]; + ma_list_head = &vport_config->user_config.mac_filter_list; + + /* We can't do much to reconcile bad filters at this point, however we + * should at least remove them from our list one way or the other so we + * have some idea what good filters we have. + */ + spin_lock_bh(&vport_config->mac_filter_list_lock); + list_for_each_entry_safe(f, tmp, ma_list_head, list) + for (i = 0; i < num_entries; i++) + if (ether_addr_equal(mac_addr[i].addr, f->macaddr)) + list_del(&f->list); + spin_unlock_bh(&vport_config->mac_filter_list_lock); + dev_err_ratelimited(&adapter->pdev->dev, "Received error sending MAC filter request (op %d)\n", + xn->vc_op); + + return 0; + +invalid_payload: + dev_err_ratelimited(&adapter->pdev->dev, "Received invalid MAC filter payload (op %d) (len %zd)\n", + xn->vc_op, xn->reply_sz); + + return -EINVAL; +} + +/** * idpf_add_del_mac_filters - Add/del mac filters * @vport: Virtual port data structure * @np: Netdev private structure @@ -3634,17 +3549,21 @@ int idpf_add_del_mac_filters(struct idpf_vport *vport, struct idpf_netdev_priv *np, bool add, bool async) { - struct virtchnl2_mac_addr_list *ma_list = NULL; + struct virtchnl2_mac_addr_list *ma_list __free(kfree) = NULL; + struct virtchnl2_mac_addr *mac_addr __free(kfree) = NULL; struct idpf_adapter *adapter = np->adapter; + struct idpf_vc_xn_params xn_params = {}; struct idpf_vport_config *vport_config; - enum idpf_vport_config_flags mac_flag; - struct pci_dev *pdev = adapter->pdev; - enum idpf_vport_vc_state vc, vc_err; - struct virtchnl2_mac_addr *mac_addr; - struct idpf_mac_filter *f, *tmp; u32 num_msgs, total_filters = 0; - int i = 0, k, err = 0; - u32 vop; + struct idpf_mac_filter *f; + ssize_t reply_sz; + int i = 0, k; + + xn_params.vc_op = add ? VIRTCHNL2_OP_ADD_MAC_ADDR : + VIRTCHNL2_OP_DEL_MAC_ADDR; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + xn_params.async = async; + xn_params.async_handler = idpf_mac_filter_async_handler; vport_config = adapter->vport_config[np->vport_idx]; spin_lock_bh(&vport_config->mac_filter_list_lock); @@ -3668,13 +3587,13 @@ int idpf_add_del_mac_filters(struct idpf_vport *vport, mac_addr = kcalloc(total_filters, sizeof(struct virtchnl2_mac_addr), GFP_ATOMIC); if (!mac_addr) { - err = -ENOMEM; spin_unlock_bh(&vport_config->mac_filter_list_lock); - goto error; + + return -ENOMEM; } - list_for_each_entry_safe(f, tmp, &vport_config->user_config.mac_filter_list, - list) { + list_for_each_entry(f, &vport_config->user_config.mac_filter_list, + list) { if (add && f->add) { ether_addr_copy(mac_addr[i].addr, f->macaddr); i++; @@ -3693,26 +3612,11 @@ int idpf_add_del_mac_filters(struct idpf_vport *vport, spin_unlock_bh(&vport_config->mac_filter_list_lock); - if (add) { - vop = VIRTCHNL2_OP_ADD_MAC_ADDR; - vc = IDPF_VC_ADD_MAC_ADDR; - vc_err = IDPF_VC_ADD_MAC_ADDR_ERR; - mac_flag = IDPF_VPORT_ADD_MAC_REQ; - } else { - vop = VIRTCHNL2_OP_DEL_MAC_ADDR; - vc = IDPF_VC_DEL_MAC_ADDR; - vc_err = IDPF_VC_DEL_MAC_ADDR_ERR; - mac_flag = IDPF_VPORT_DEL_MAC_REQ; - } - /* Chunk up the filters into multiple messages to avoid * sending a control queue message buffer that is too large */ num_msgs = DIV_ROUND_UP(total_filters, IDPF_NUM_FILTERS_PER_MSG); - if (!async) - mutex_lock(&vport->vc_buf_lock); - for (i = 0, k = 0; i < num_msgs; i++) { u32 entries_size, buf_size, num_entries; @@ -3724,10 +3628,8 @@ int idpf_add_del_mac_filters(struct idpf_vport *vport, if (!ma_list || num_entries != IDPF_NUM_FILTERS_PER_MSG) { kfree(ma_list); ma_list = kzalloc(buf_size, GFP_ATOMIC); - if (!ma_list) { - err = -ENOMEM; - goto list_prep_error; - } + if (!ma_list) + return -ENOMEM; } else { memset(ma_list, 0, buf_size); } @@ -3736,34 +3638,17 @@ int idpf_add_del_mac_filters(struct idpf_vport *vport, ma_list->num_mac_addr = cpu_to_le16(num_entries); memcpy(ma_list->mac_addr_list, &mac_addr[k], entries_size); - if (async) - set_bit(mac_flag, vport_config->flags); - - err = idpf_send_mb_msg(adapter, vop, buf_size, (u8 *)ma_list); - if (err) - goto mbx_error; - - if (!async) { - err = idpf_wait_for_event(adapter, vport, vc, vc_err); - if (err) - goto mbx_error; - } + xn_params.send_buf.iov_base = ma_list; + xn_params.send_buf.iov_len = buf_size; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); + if (reply_sz < 0) + return reply_sz; k += num_entries; total_filters -= num_entries; } -mbx_error: - if (!async) - mutex_unlock(&vport->vc_buf_lock); - kfree(ma_list); -list_prep_error: - kfree(mac_addr); -error: - if (err) - dev_err(&pdev->dev, "Failed to add or del mac filters %d", err); - - return err; + return 0; } /** @@ -3780,9 +3665,10 @@ int idpf_set_promiscuous(struct idpf_adapter *adapter, struct idpf_vport_user_config_data *config_data, u32 vport_id) { + struct idpf_vc_xn_params xn_params = {}; struct virtchnl2_promisc_info vpi; + ssize_t reply_sz; u16 flags = 0; - int err; if (test_bit(__IDPF_PROMISC_UC, config_data->user_flags)) flags |= VIRTCHNL2_UNICAST_PROMISC; @@ -3792,9 +3678,13 @@ int idpf_set_promiscuous(struct idpf_adapter *adapter, vpi.vport_id = cpu_to_le32(vport_id); vpi.flags = cpu_to_le16(flags); - err = idpf_send_mb_msg(adapter, VIRTCHNL2_OP_CONFIG_PROMISCUOUS_MODE, - sizeof(struct virtchnl2_promisc_info), - (u8 *)&vpi); + xn_params.vc_op = VIRTCHNL2_OP_CONFIG_PROMISCUOUS_MODE; + xn_params.timeout_ms = IDPF_VC_XN_DEFAULT_TIMEOUT_MSEC; + xn_params.send_buf.iov_base = &vpi; + xn_params.send_buf.iov_len = sizeof(vpi); + /* setting promiscuous is only ever done asynchronously */ + xn_params.async = true; + reply_sz = idpf_vc_xn_exec(adapter, &xn_params); - return err; + return reply_sz < 0 ? reply_sz : 0; } diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.h b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.h new file mode 100644 index 000000000000..83da5d8da56b --- /dev/null +++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.h @@ -0,0 +1,70 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) 2024 Intel Corporation */ + +#ifndef _IDPF_VIRTCHNL_H_ +#define _IDPF_VIRTCHNL_H_ + +struct idpf_adapter; +struct idpf_netdev_priv; +struct idpf_vec_regs; +struct idpf_vport; +struct idpf_vport_max_q; +struct idpf_vport_user_config_data; + +int idpf_init_dflt_mbx(struct idpf_adapter *adapter); +void idpf_deinit_dflt_mbx(struct idpf_adapter *adapter); +int idpf_vc_core_init(struct idpf_adapter *adapter); +void idpf_vc_core_deinit(struct idpf_adapter *adapter); + +int idpf_get_reg_intr_vecs(struct idpf_vport *vport, + struct idpf_vec_regs *reg_vals); +int idpf_queue_reg_init(struct idpf_vport *vport); +int idpf_vport_queue_ids_init(struct idpf_vport *vport); + +int idpf_recv_mb_msg(struct idpf_adapter *adapter); +int idpf_send_mb_msg(struct idpf_adapter *adapter, u32 op, + u16 msg_size, u8 *msg, u16 cookie); + +void idpf_vport_init(struct idpf_vport *vport, struct idpf_vport_max_q *max_q); +u32 idpf_get_vport_id(struct idpf_vport *vport); +int idpf_send_create_vport_msg(struct idpf_adapter *adapter, + struct idpf_vport_max_q *max_q); +int idpf_send_destroy_vport_msg(struct idpf_vport *vport); +int idpf_send_enable_vport_msg(struct idpf_vport *vport); +int idpf_send_disable_vport_msg(struct idpf_vport *vport); + +int idpf_vport_adjust_qs(struct idpf_vport *vport); +int idpf_vport_alloc_max_qs(struct idpf_adapter *adapter, + struct idpf_vport_max_q *max_q); +void idpf_vport_dealloc_max_qs(struct idpf_adapter *adapter, + struct idpf_vport_max_q *max_q); +int idpf_send_add_queues_msg(const struct idpf_vport *vport, u16 num_tx_q, + u16 num_complq, u16 num_rx_q, u16 num_rx_bufq); +int idpf_send_delete_queues_msg(struct idpf_vport *vport); +int idpf_send_enable_queues_msg(struct idpf_vport *vport); +int idpf_send_disable_queues_msg(struct idpf_vport *vport); +int idpf_send_config_queues_msg(struct idpf_vport *vport); + +int idpf_vport_alloc_vec_indexes(struct idpf_vport *vport); +int idpf_get_vec_ids(struct idpf_adapter *adapter, + u16 *vecids, int num_vecids, + struct virtchnl2_vector_chunks *chunks); +int idpf_send_alloc_vectors_msg(struct idpf_adapter *adapter, u16 num_vectors); +int idpf_send_dealloc_vectors_msg(struct idpf_adapter *adapter); +int idpf_send_map_unmap_queue_vector_msg(struct idpf_vport *vport, bool map); + +int idpf_add_del_mac_filters(struct idpf_vport *vport, + struct idpf_netdev_priv *np, + bool add, bool async); +int idpf_set_promiscuous(struct idpf_adapter *adapter, + struct idpf_vport_user_config_data *config_data, + u32 vport_id); +int idpf_check_supported_desc_ids(struct idpf_vport *vport); +int idpf_send_get_rx_ptype_msg(struct idpf_vport *vport); +int idpf_send_ena_dis_loopback_msg(struct idpf_vport *vport); +int idpf_send_get_stats_msg(struct idpf_vport *vport); +int idpf_send_set_sriov_vfs_msg(struct idpf_adapter *adapter, u16 num_vfs); +int idpf_send_get_set_rss_key_msg(struct idpf_vport *vport, bool get); +int idpf_send_get_set_rss_lut_msg(struct idpf_vport *vport, bool get); + +#endif /* _IDPF_VIRTCHNL_H_ */ diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index a2b759531cb7..3c2dc7bdebb5 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -637,7 +637,7 @@ struct igb_adapter { struct timespec64 period; } perout[IGB_N_PEROUT]; - char fw_version[32]; + char fw_version[48]; #ifdef CONFIG_IGB_HWMON struct hwmon_buff *igb_hwmon_buff; bool ets; diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index b66199c9bb3a..99977a22b843 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -3027,7 +3027,7 @@ static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) return ret; } -static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int igb_get_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -3038,11 +3038,13 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) (hw->phy.media_type != e1000_media_type_copper)) return -EOPNOTSUPP; - edata->supported = (SUPPORTED_1000baseT_Full | - SUPPORTED_100baseT_Full); + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + edata->supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, + edata->supported); if (!hw->dev_spec._82575.eee_disable) - edata->advertised = - mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert); + mii_eee_cap1_mod_linkmode_t(edata->advertised, + adapter->eee_advert); /* The IPCNFG and EEER registers are not supported on I354. */ if (hw->mac.type == e1000_i354) { @@ -3068,7 +3070,7 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) if (ret_val) return -ENODATA; - edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data); + mii_eee_cap1_mod_linkmode_t(edata->lp_advertised, phy_data); break; case e1000_i354: case e1000_i210: @@ -3079,7 +3081,7 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) if (ret_val) return -ENODATA; - edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data); + mii_eee_cap1_mod_linkmode_t(edata->lp_advertised, phy_data); break; default: @@ -3099,18 +3101,20 @@ static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) edata->eee_enabled = false; edata->eee_active = false; edata->tx_lpi_enabled = false; - edata->advertised &= ~edata->advertised; + linkmode_zero(edata->advertised); } return 0; } static int igb_set_eee(struct net_device *netdev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct igb_adapter *adapter = netdev_priv(netdev); + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = {}; + __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp) = {}; struct e1000_hw *hw = &adapter->hw; - struct ethtool_eee eee_curr; + struct ethtool_keee eee_curr; bool adv1g_eee = true, adv100m_eee = true; s32 ret_val; @@ -3118,7 +3122,7 @@ static int igb_set_eee(struct net_device *netdev, (hw->phy.media_type != e1000_media_type_copper)) return -EOPNOTSUPP; - memset(&eee_curr, 0, sizeof(struct ethtool_eee)); + memset(&eee_curr, 0, sizeof(struct ethtool_keee)); ret_val = igb_get_eee(netdev, &eee_curr); if (ret_val) @@ -3138,14 +3142,21 @@ static int igb_set_eee(struct net_device *netdev, return -EINVAL; } - if (!edata->advertised || (edata->advertised & - ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL))) { + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, + supported); + if (linkmode_andnot(tmp, edata->advertised, supported)) { dev_err(&adapter->pdev->dev, "EEE Advertisement supports only 100Tx and/or 100T full duplex\n"); return -EINVAL; } - adv100m_eee = !!(edata->advertised & ADVERTISE_100_FULL); - adv1g_eee = !!(edata->advertised & ADVERTISE_1000_FULL); + adv100m_eee = linkmode_test_bit( + ETHTOOL_LINK_MODE_100baseT_Full_BIT, + edata->advertised); + adv1g_eee = linkmode_test_bit( + ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + edata->advertised); } else if (!edata->eee_enabled) { dev_err(&adapter->pdev->dev, @@ -3153,7 +3164,7 @@ static int igb_set_eee(struct net_device *netdev, return -EINVAL; } - adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised); + adapter->eee_advert = linkmode_to_mii_eee_cap1_t(edata->advertised); if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) { hw->dev_spec._82575.eee_disable = !edata->eee_enabled; adapter->flags |= IGB_FLAG_EEE; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 4df8d4153aa5..a3f100769e39 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -202,7 +202,7 @@ static struct notifier_block dca_notifier = { #endif #ifdef CONFIG_PCI_IOV static unsigned int max_vfs; -module_param(max_vfs, uint, 0); +module_param(max_vfs, uint, 0444); MODULE_PARM_DESC(max_vfs, "Maximum number of virtual functions to allocate per physical function"); #endif /* CONFIG_PCI_IOV */ @@ -2538,7 +2538,7 @@ igb_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IGB_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | @@ -3069,7 +3069,6 @@ void igb_set_fw_version(struct igb_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; struct e1000_fw_version fw; - char *lbuf; igb_get_fw_version(hw, &fw); @@ -3077,34 +3076,36 @@ void igb_set_fw_version(struct igb_adapter *adapter) case e1000_i210: case e1000_i211: if (!(igb_get_flash_presence_i210(hw))) { - lbuf = kasprintf(GFP_KERNEL, "%2d.%2d-%d", - fw.invm_major, fw.invm_minor, - fw.invm_img_type); + snprintf(adapter->fw_version, + sizeof(adapter->fw_version), + "%2d.%2d-%d", + fw.invm_major, fw.invm_minor, + fw.invm_img_type); break; } fallthrough; default: /* if option rom is valid, display its version too */ if (fw.or_valid) { - lbuf = kasprintf(GFP_KERNEL, "%d.%d, 0x%08x, %d.%d.%d", - fw.eep_major, fw.eep_minor, - fw.etrack_id, fw.or_major, fw.or_build, - fw.or_patch); + snprintf(adapter->fw_version, + sizeof(adapter->fw_version), + "%d.%d, 0x%08x, %d.%d.%d", + fw.eep_major, fw.eep_minor, fw.etrack_id, + fw.or_major, fw.or_build, fw.or_patch); /* no option rom */ } else if (fw.etrack_id != 0X0000) { - lbuf = kasprintf(GFP_KERNEL, "%d.%d, 0x%08x", - fw.eep_major, fw.eep_minor, - fw.etrack_id); + snprintf(adapter->fw_version, + sizeof(adapter->fw_version), + "%d.%d, 0x%08x", + fw.eep_major, fw.eep_minor, fw.etrack_id); } else { - lbuf = kasprintf(GFP_KERNEL, "%d.%d.%d", fw.eep_major, - fw.eep_minor, fw.eep_build); + snprintf(adapter->fw_version, + sizeof(adapter->fw_version), + "%d.%d.%d", + fw.eep_major, fw.eep_minor, fw.eep_build); } break; } - - /* the truncate happens here if it doesn't fit */ - strscpy(adapter->fw_version, lbuf, sizeof(adapter->fw_version)); - kfree(lbuf); } /** @@ -6984,44 +6985,31 @@ static void igb_extts(struct igb_adapter *adapter, int tsintr_tt) static void igb_tsync_interrupt(struct igb_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; - u32 ack = 0, tsicr = rd32(E1000_TSICR); + u32 tsicr = rd32(E1000_TSICR); struct ptp_clock_event event; if (tsicr & TSINTR_SYS_WRAP) { event.type = PTP_CLOCK_PPS; if (adapter->ptp_caps.pps) ptp_clock_event(adapter->ptp_clock, &event); - ack |= TSINTR_SYS_WRAP; } if (tsicr & E1000_TSICR_TXTS) { /* retrieve hardware timestamp */ schedule_work(&adapter->ptp_tx_work); - ack |= E1000_TSICR_TXTS; } - if (tsicr & TSINTR_TT0) { + if (tsicr & TSINTR_TT0) igb_perout(adapter, 0); - ack |= TSINTR_TT0; - } - if (tsicr & TSINTR_TT1) { + if (tsicr & TSINTR_TT1) igb_perout(adapter, 1); - ack |= TSINTR_TT1; - } - if (tsicr & TSINTR_AUTT0) { + if (tsicr & TSINTR_AUTT0) igb_extts(adapter, 0); - ack |= TSINTR_AUTT0; - } - if (tsicr & TSINTR_AUTT1) { + if (tsicr & TSINTR_AUTT1) igb_extts(adapter, 1); - ack |= TSINTR_AUTT1; - } - - /* acknowledge the interrupts */ - wr32(E1000_TSICR, ack); } static irqreturn_t igb_msix_other(int irq, void *data) diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index 319c544b9f04..f94570556120 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -957,7 +957,7 @@ static void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter) igb_ptp_systim_to_hwtstamp(adapter, &shhwtstamps, regval); /* adjust timestamp for the TX latency based on link speed */ - if (adapter->hw.mac.type == e1000_i210) { + if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) { switch (adapter->link_speed) { case SPEED_10: adjust = IGB_I210_TX_LATENCY_10; @@ -1003,6 +1003,7 @@ int igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, ktime_t *timestamp) { struct igb_adapter *adapter = q_vector->adapter; + struct e1000_hw *hw = &adapter->hw; struct skb_shared_hwtstamps ts; __le64 *regval = (__le64 *)va; int adjust = 0; @@ -1022,7 +1023,7 @@ int igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, igb_ptp_systim_to_hwtstamp(adapter, &ts, le64_to_cpu(regval[1])); /* adjust timestamp for the RX latency based on link speed */ - if (adapter->hw.mac.type == e1000_i210) { + if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) { switch (adapter->link_speed) { case SPEED_10: adjust = IGB_I210_RX_LATENCY_10; diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index a4d4f00e6a87..b0cf310e6f7b 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -2655,7 +2655,7 @@ igbvf_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IGBVF_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/intel/igc/Makefile b/drivers/net/ethernet/intel/igc/Makefile index 95d1e8c490a4..ebffd3054285 100644 --- a/drivers/net/ethernet/intel/igc/Makefile +++ b/drivers/net/ethernet/intel/igc/Makefile @@ -6,6 +6,7 @@ # obj-$(CONFIG_IGC) += igc.o +igc-$(CONFIG_IGC_LEDS) += igc_leds.o igc-objs := igc_main.o igc_mac.o igc_i225.o igc_base.o igc_nvm.o igc_phy.o \ igc_diag.o igc_ethtool.o igc_ptp.o igc_dump.o igc_tsn.o igc_xdp.o diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h index 45430e246e9c..90316dc58630 100644 --- a/drivers/net/ethernet/intel/igc/igc.h +++ b/drivers/net/ethernet/intel/igc/igc.h @@ -168,7 +168,7 @@ struct igc_ring { struct igc_adapter { struct net_device *netdev; - struct ethtool_eee eee; + struct ethtool_keee eee; u16 eee_advert; unsigned long state; @@ -295,6 +295,9 @@ struct igc_adapter { struct timespec64 start; struct timespec64 period; } perout[IGC_N_PEROUT]; + + /* LEDs */ + struct mutex led_mutex; }; void igc_up(struct igc_adapter *adapter); @@ -567,7 +570,6 @@ struct igc_q_vector { struct rcu_head rcu; /* to avoid race with update stats on free */ char name[IFNAMSIZ + 9]; - struct net_device poll_dev; /* for dynamic allocation of rings associated with this q_vector */ struct igc_ring ring[] ____cacheline_internodealigned_in_smp; @@ -585,7 +587,7 @@ enum igc_filter_match_flags { struct igc_nfc_filter { u8 match_flags; u16 etype; - __be16 vlan_etype; + u16 vlan_etype; u16 vlan_tci; u16 vlan_tci_mask; u8 src_addr[ETH_ALEN]; @@ -720,6 +722,8 @@ void igc_ptp_tx_hang(struct igc_adapter *adapter); void igc_ptp_read(struct igc_adapter *adapter, struct timespec64 *ts); void igc_ptp_tx_tstamp_event(struct igc_adapter *adapter); +int igc_led_setup(struct igc_adapter *adapter); + #define igc_rx_pg_size(_ring) (PAGE_SIZE << igc_rx_pg_order(_ring)) #define IGC_TXD_DCMD (IGC_ADVTXD_DCMD_EOP | IGC_ADVTXD_DCMD_RS) diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c index b95d2c86e803..1a64f1ca6ca8 100644 --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c @@ -981,7 +981,7 @@ static int igc_ethtool_get_nfc_rule(struct igc_adapter *adapter, if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) { fsp->flow_type |= FLOW_EXT; - fsp->h_ext.vlan_etype = rule->filter.vlan_etype; + fsp->h_ext.vlan_etype = htons(rule->filter.vlan_etype); fsp->m_ext.vlan_etype = ETHER_TYPE_FULL_MASK; } @@ -1249,7 +1249,7 @@ static void igc_ethtool_init_nfc_rule(struct igc_nfc_rule *rule, /* VLAN etype matching */ if ((fsp->flow_type & FLOW_EXT) && fsp->h_ext.vlan_etype) { - rule->filter.vlan_etype = fsp->h_ext.vlan_etype; + rule->filter.vlan_etype = ntohs(fsp->h_ext.vlan_etype); rule->filter.match_flags |= IGC_FILTER_FLAG_VLAN_ETYPE; } @@ -1623,18 +1623,17 @@ static int igc_ethtool_set_priv_flags(struct net_device *netdev, u32 priv_flags) } static int igc_ethtool_get_eee(struct net_device *netdev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct igc_adapter *adapter = netdev_priv(netdev); struct igc_hw *hw = &adapter->hw; u32 eeer; if (hw->dev_spec._base.eee_enable) - edata->advertised = - mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert); + mii_eee_cap1_mod_linkmode_t(edata->advertised, + adapter->eee_advert); *edata = adapter->eee; - edata->supported = SUPPORTED_Autoneg; eeer = rd32(IGC_EEER); @@ -1647,9 +1646,6 @@ static int igc_ethtool_get_eee(struct net_device *netdev, edata->eee_enabled = hw->dev_spec._base.eee_enable; - edata->advertised = SUPPORTED_Autoneg; - edata->lp_advertised = SUPPORTED_Autoneg; - /* Report correct negotiated EEE status for devices that * wrongly report EEE at half-duplex */ @@ -1657,21 +1653,21 @@ static int igc_ethtool_get_eee(struct net_device *netdev, edata->eee_enabled = false; edata->eee_active = false; edata->tx_lpi_enabled = false; - edata->advertised &= ~edata->advertised; + linkmode_zero(edata->advertised); } return 0; } static int igc_ethtool_set_eee(struct net_device *netdev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct igc_adapter *adapter = netdev_priv(netdev); struct igc_hw *hw = &adapter->hw; - struct ethtool_eee eee_curr; + struct ethtool_keee eee_curr; s32 ret_val; - memset(&eee_curr, 0, sizeof(struct ethtool_eee)); + memset(&eee_curr, 0, sizeof(struct ethtool_keee)); ret_val = igc_ethtool_get_eee(netdev, &eee_curr); if (ret_val) { @@ -1699,7 +1695,8 @@ static int igc_ethtool_set_eee(struct net_device *netdev, return -EINVAL; } - adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised); + adapter->eee_advert = linkmode_to_mii_eee_cap1_t(edata->advertised); + if (hw->dev_spec._base.eee_enable != edata->eee_enabled) { hw->dev_spec._base.eee_enable = edata->eee_enabled; adapter->flags |= IGC_FLAG_EEE; diff --git a/drivers/net/ethernet/intel/igc/igc_leds.c b/drivers/net/ethernet/intel/igc/igc_leds.c new file mode 100644 index 000000000000..bf240c5daf86 --- /dev/null +++ b/drivers/net/ethernet/intel/igc/igc_leds.c @@ -0,0 +1,280 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (C) 2024 Linutronix GmbH */ + +#include <linux/bits.h> +#include <linux/leds.h> +#include <linux/netdevice.h> +#include <linux/pm_runtime.h> +#include <uapi/linux/uleds.h> + +#include "igc.h" + +#define IGC_NUM_LEDS 3 + +#define IGC_LEDCTL_LED0_MODE_SHIFT 0 +#define IGC_LEDCTL_LED0_MODE_MASK GENMASK(3, 0) +#define IGC_LEDCTL_LED0_BLINK BIT(7) +#define IGC_LEDCTL_LED1_MODE_SHIFT 8 +#define IGC_LEDCTL_LED1_MODE_MASK GENMASK(11, 8) +#define IGC_LEDCTL_LED1_BLINK BIT(15) +#define IGC_LEDCTL_LED2_MODE_SHIFT 16 +#define IGC_LEDCTL_LED2_MODE_MASK GENMASK(19, 16) +#define IGC_LEDCTL_LED2_BLINK BIT(23) + +#define IGC_LEDCTL_MODE_ON 0x00 +#define IGC_LEDCTL_MODE_OFF 0x01 +#define IGC_LEDCTL_MODE_LINK_10 0x05 +#define IGC_LEDCTL_MODE_LINK_100 0x06 +#define IGC_LEDCTL_MODE_LINK_1000 0x07 +#define IGC_LEDCTL_MODE_LINK_2500 0x08 +#define IGC_LEDCTL_MODE_ACTIVITY 0x0b + +#define IGC_SUPPORTED_MODES \ + (BIT(TRIGGER_NETDEV_LINK_2500) | BIT(TRIGGER_NETDEV_LINK_1000) | \ + BIT(TRIGGER_NETDEV_LINK_100) | BIT(TRIGGER_NETDEV_LINK_10) | \ + BIT(TRIGGER_NETDEV_RX) | BIT(TRIGGER_NETDEV_TX)) + +#define IGC_ACTIVITY_MODES \ + (BIT(TRIGGER_NETDEV_RX) | BIT(TRIGGER_NETDEV_TX)) + +struct igc_led_classdev { + struct net_device *netdev; + struct led_classdev led; + int index; +}; + +#define lcdev_to_igc_ldev(lcdev) \ + container_of(lcdev, struct igc_led_classdev, led) + +static void igc_led_select(struct igc_adapter *adapter, int led, + u32 *mask, u32 *shift, u32 *blink) +{ + switch (led) { + case 0: + *mask = IGC_LEDCTL_LED0_MODE_MASK; + *shift = IGC_LEDCTL_LED0_MODE_SHIFT; + *blink = IGC_LEDCTL_LED0_BLINK; + break; + case 1: + *mask = IGC_LEDCTL_LED1_MODE_MASK; + *shift = IGC_LEDCTL_LED1_MODE_SHIFT; + *blink = IGC_LEDCTL_LED1_BLINK; + break; + case 2: + *mask = IGC_LEDCTL_LED2_MODE_MASK; + *shift = IGC_LEDCTL_LED2_MODE_SHIFT; + *blink = IGC_LEDCTL_LED2_BLINK; + break; + default: + *mask = *shift = *blink = 0; + netdev_err(adapter->netdev, "Unknown LED %d selected!\n", led); + } +} + +static void igc_led_set(struct igc_adapter *adapter, int led, u32 mode, + bool blink) +{ + u32 shift, mask, blink_bit, ledctl; + struct igc_hw *hw = &adapter->hw; + + igc_led_select(adapter, led, &mask, &shift, &blink_bit); + + pm_runtime_get_sync(&adapter->pdev->dev); + mutex_lock(&adapter->led_mutex); + + /* Set mode */ + ledctl = rd32(IGC_LEDCTL); + ledctl &= ~mask; + ledctl |= mode << shift; + + /* Configure blinking */ + if (blink) + ledctl |= blink_bit; + else + ledctl &= ~blink_bit; + wr32(IGC_LEDCTL, ledctl); + + mutex_unlock(&adapter->led_mutex); + pm_runtime_put(&adapter->pdev->dev); +} + +static u32 igc_led_get(struct igc_adapter *adapter, int led) +{ + u32 shift, mask, blink_bit, ledctl; + struct igc_hw *hw = &adapter->hw; + + igc_led_select(adapter, led, &mask, &shift, &blink_bit); + + pm_runtime_get_sync(&adapter->pdev->dev); + mutex_lock(&adapter->led_mutex); + ledctl = rd32(IGC_LEDCTL); + mutex_unlock(&adapter->led_mutex); + pm_runtime_put(&adapter->pdev->dev); + + return (ledctl & mask) >> shift; +} + +static int igc_led_brightness_set_blocking(struct led_classdev *led_cdev, + enum led_brightness brightness) +{ + struct igc_led_classdev *ldev = lcdev_to_igc_ldev(led_cdev); + struct igc_adapter *adapter = netdev_priv(ldev->netdev); + u32 mode; + + if (brightness) + mode = IGC_LEDCTL_MODE_ON; + else + mode = IGC_LEDCTL_MODE_OFF; + + netdev_dbg(adapter->netdev, "Set brightness for LED %d to mode %u!\n", + ldev->index, mode); + + igc_led_set(adapter, ldev->index, mode, false); + + return 0; +} + +static int igc_led_hw_control_is_supported(struct led_classdev *led_cdev, + unsigned long flags) +{ + if (flags & ~IGC_SUPPORTED_MODES) + return -EOPNOTSUPP; + + /* If Tx and Rx selected, activity can be offloaded unless some other + * mode is selected as well. + */ + if ((flags & BIT(TRIGGER_NETDEV_TX)) && + (flags & BIT(TRIGGER_NETDEV_RX)) && + !(flags & ~IGC_ACTIVITY_MODES)) + return 0; + + /* Single Rx or Tx activity is not supported. */ + if (flags & IGC_ACTIVITY_MODES) + return -EOPNOTSUPP; + + /* Only one mode can be active at a given time. */ + if (flags & (flags - 1)) + return -EOPNOTSUPP; + + return 0; +} + +static int igc_led_hw_control_set(struct led_classdev *led_cdev, + unsigned long flags) +{ + struct igc_led_classdev *ldev = lcdev_to_igc_ldev(led_cdev); + struct igc_adapter *adapter = netdev_priv(ldev->netdev); + u32 mode = IGC_LEDCTL_MODE_OFF; + bool blink = false; + + if (flags & BIT(TRIGGER_NETDEV_LINK_10)) + mode = IGC_LEDCTL_MODE_LINK_10; + if (flags & BIT(TRIGGER_NETDEV_LINK_100)) + mode = IGC_LEDCTL_MODE_LINK_100; + if (flags & BIT(TRIGGER_NETDEV_LINK_1000)) + mode = IGC_LEDCTL_MODE_LINK_1000; + if (flags & BIT(TRIGGER_NETDEV_LINK_2500)) + mode = IGC_LEDCTL_MODE_LINK_2500; + if ((flags & BIT(TRIGGER_NETDEV_TX)) && + (flags & BIT(TRIGGER_NETDEV_RX))) + mode = IGC_LEDCTL_MODE_ACTIVITY; + + netdev_dbg(adapter->netdev, "Set HW control for LED %d to mode %u!\n", + ldev->index, mode); + + /* blink is recommended for activity */ + if (mode == IGC_LEDCTL_MODE_ACTIVITY) + blink = true; + + igc_led_set(adapter, ldev->index, mode, blink); + + return 0; +} + +static int igc_led_hw_control_get(struct led_classdev *led_cdev, + unsigned long *flags) +{ + struct igc_led_classdev *ldev = lcdev_to_igc_ldev(led_cdev); + struct igc_adapter *adapter = netdev_priv(ldev->netdev); + u32 mode; + + mode = igc_led_get(adapter, ldev->index); + + switch (mode) { + case IGC_LEDCTL_MODE_ACTIVITY: + *flags = BIT(TRIGGER_NETDEV_TX) | BIT(TRIGGER_NETDEV_RX); + break; + case IGC_LEDCTL_MODE_LINK_10: + *flags = BIT(TRIGGER_NETDEV_LINK_10); + break; + case IGC_LEDCTL_MODE_LINK_100: + *flags = BIT(TRIGGER_NETDEV_LINK_100); + break; + case IGC_LEDCTL_MODE_LINK_1000: + *flags = BIT(TRIGGER_NETDEV_LINK_1000); + break; + case IGC_LEDCTL_MODE_LINK_2500: + *flags = BIT(TRIGGER_NETDEV_LINK_2500); + break; + } + + return 0; +} + +static struct device *igc_led_hw_control_get_device(struct led_classdev *led_cdev) +{ + struct igc_led_classdev *ldev = lcdev_to_igc_ldev(led_cdev); + + return &ldev->netdev->dev; +} + +static void igc_led_get_name(struct igc_adapter *adapter, int index, char *buf, + size_t buf_len) +{ + snprintf(buf, buf_len, "igc-%x%x-led%d", + pci_domain_nr(adapter->pdev->bus), + pci_dev_id(adapter->pdev), index); +} + +static void igc_setup_ldev(struct igc_led_classdev *ldev, + struct net_device *netdev, int index) +{ + struct igc_adapter *adapter = netdev_priv(netdev); + struct led_classdev *led_cdev = &ldev->led; + char led_name[LED_MAX_NAME_SIZE]; + + ldev->netdev = netdev; + ldev->index = index; + + igc_led_get_name(adapter, index, led_name, LED_MAX_NAME_SIZE); + led_cdev->name = led_name; + led_cdev->flags |= LED_RETAIN_AT_SHUTDOWN; + led_cdev->max_brightness = 1; + led_cdev->brightness_set_blocking = igc_led_brightness_set_blocking; + led_cdev->hw_control_trigger = "netdev"; + led_cdev->hw_control_is_supported = igc_led_hw_control_is_supported; + led_cdev->hw_control_set = igc_led_hw_control_set; + led_cdev->hw_control_get = igc_led_hw_control_get; + led_cdev->hw_control_get_device = igc_led_hw_control_get_device; + + devm_led_classdev_register(&netdev->dev, led_cdev); +} + +int igc_led_setup(struct igc_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + struct device *dev = &netdev->dev; + struct igc_led_classdev *leds; + int i; + + mutex_init(&adapter->led_mutex); + + leds = devm_kcalloc(dev, IGC_NUM_LEDS, sizeof(*leds), GFP_KERNEL); + if (!leds) + return -ENOMEM; + + for (i = 0; i < IGC_NUM_LEDS; i++) + igc_setup_ldev(leds + i, netdev, i); + + return 0; +} diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index ba8d3fe186ae..2e1cfbd82f4f 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -3385,7 +3385,7 @@ static int igc_flex_filter_select(struct igc_adapter *adapter, u32 fhftsl; if (input->index >= MAX_FLEX_FILTER) { - dev_err(&adapter->pdev->dev, "Wrong Flex Filter index selected!\n"); + netdev_err(adapter->netdev, "Wrong Flex Filter index selected!\n"); return -EINVAL; } @@ -3420,7 +3420,6 @@ static int igc_flex_filter_select(struct igc_adapter *adapter, static int igc_write_flex_filter_ll(struct igc_adapter *adapter, struct igc_flex_filter *input) { - struct device *dev = &adapter->pdev->dev; struct igc_hw *hw = &adapter->hw; u8 *data = input->data; u8 *mask = input->mask; @@ -3434,7 +3433,7 @@ static int igc_write_flex_filter_ll(struct igc_adapter *adapter, * out early to avoid surprises later. */ if (input->length % 8 != 0) { - dev_err(dev, "The length of a flex filter has to be 8 byte aligned!\n"); + netdev_err(adapter->netdev, "The length of a flex filter has to be 8 byte aligned!\n"); return -EINVAL; } @@ -3504,8 +3503,8 @@ static int igc_write_flex_filter_ll(struct igc_adapter *adapter, } wr32(IGC_WUFC, wufc); - dev_dbg(&adapter->pdev->dev, "Added flex filter %u to HW.\n", - input->index); + netdev_dbg(adapter->netdev, "Added flex filter %u to HW.\n", + input->index); return 0; } @@ -3577,9 +3576,9 @@ static bool igc_flex_filter_in_use(struct igc_adapter *adapter) static int igc_add_flex_filter(struct igc_adapter *adapter, struct igc_nfc_rule *rule) { - struct igc_flex_filter flex = { }; struct igc_nfc_filter *filter = &rule->filter; unsigned int eth_offset, user_offset; + struct igc_flex_filter flex = { }; int ret, index; bool vlan; @@ -3615,10 +3614,12 @@ static int igc_add_flex_filter(struct igc_adapter *adapter, ETH_ALEN, NULL); /* Add VLAN etype */ - if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) - igc_flex_filter_add_field(&flex, &filter->vlan_etype, 12, - sizeof(filter->vlan_etype), - NULL); + if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) { + __be16 vlan_etype = cpu_to_be16(filter->vlan_etype); + + igc_flex_filter_add_field(&flex, &vlan_etype, 12, + sizeof(vlan_etype), NULL); + } /* Add VLAN TCI */ if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI) @@ -5276,7 +5277,7 @@ igc_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IGC_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | @@ -5302,25 +5303,22 @@ igc_features_check(struct sk_buff *skb, struct net_device *dev, static void igc_tsync_interrupt(struct igc_adapter *adapter) { - u32 ack, tsauxc, sec, nsec, tsicr; struct igc_hw *hw = &adapter->hw; + u32 tsauxc, sec, nsec, tsicr; struct ptp_clock_event event; struct timespec64 ts; tsicr = rd32(IGC_TSICR); - ack = 0; if (tsicr & IGC_TSICR_SYS_WRAP) { event.type = PTP_CLOCK_PPS; if (adapter->ptp_caps.pps) ptp_clock_event(adapter->ptp_clock, &event); - ack |= IGC_TSICR_SYS_WRAP; } if (tsicr & IGC_TSICR_TXTS) { /* retrieve hardware timestamp */ igc_ptp_tx_tstamp_event(adapter); - ack |= IGC_TSICR_TXTS; } if (tsicr & IGC_TSICR_TT0) { @@ -5334,7 +5332,6 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter) wr32(IGC_TSAUXC, tsauxc); adapter->perout[0].start = ts; spin_unlock(&adapter->tmreg_lock); - ack |= IGC_TSICR_TT0; } if (tsicr & IGC_TSICR_TT1) { @@ -5348,7 +5345,6 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter) wr32(IGC_TSAUXC, tsauxc); adapter->perout[1].start = ts; spin_unlock(&adapter->tmreg_lock); - ack |= IGC_TSICR_TT1; } if (tsicr & IGC_TSICR_AUTT0) { @@ -5358,7 +5354,6 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter) event.index = 0; event.timestamp = sec * NSEC_PER_SEC + nsec; ptp_clock_event(adapter->ptp_clock, &event); - ack |= IGC_TSICR_AUTT0; } if (tsicr & IGC_TSICR_AUTT1) { @@ -5368,11 +5363,7 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter) event.index = 1; event.timestamp = sec * NSEC_PER_SEC + nsec; ptp_clock_event(adapter->ptp_clock, &event); - ack |= IGC_TSICR_AUTT1; } - - /* acknowledge the interrupts */ - wr32(IGC_TSICR, ack); } /** @@ -6487,7 +6478,7 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames, int cpu = smp_processor_id(); struct netdev_queue *nq; struct igc_ring *ring; - int i, drops; + int i, nxmit; if (unlikely(!netif_carrier_ok(dev))) return -ENETDOWN; @@ -6503,16 +6494,15 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames, /* Avoid transmit queue timeout since we share it with the slow path */ txq_trans_cond_update(nq); - drops = 0; + nxmit = 0; for (i = 0; i < num_frames; i++) { int err; struct xdp_frame *xdpf = frames[i]; err = igc_xdp_init_tx_descriptor(ring, xdpf); - if (err) { - xdp_return_frame_rx_napi(xdpf); - drops++; - } + if (err) + break; + nxmit++; } if (flags & XDP_XMIT_FLUSH) @@ -6520,7 +6510,7 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames, __netif_tx_unlock(nq); - return num_frames - drops; + return nxmit; } static void igc_trigger_rxtxq_interrupt(struct igc_adapter *adapter, @@ -6977,6 +6967,12 @@ static int igc_probe(struct pci_dev *pdev, pm_runtime_put_noidle(&pdev->dev); + if (IS_ENABLED(CONFIG_IGC_LEDS)) { + err = igc_led_setup(adapter); + if (err) + goto err_register; + } + return 0; err_register: diff --git a/drivers/net/ethernet/intel/igc/igc_phy.c b/drivers/net/ethernet/intel/igc/igc_phy.c index 7cd8716d2ffa..861f37076861 100644 --- a/drivers/net/ethernet/intel/igc/igc_phy.c +++ b/drivers/net/ethernet/intel/igc/igc_phy.c @@ -130,11 +130,7 @@ void igc_power_down_phy_copper(struct igc_hw *hw) /* The PHY will retain its settings across a power down/up cycle */ hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg); mii_reg |= MII_CR_POWER_DOWN; - - /* Temporary workaround - should be removed when PHY will implement - * IEEE registers as properly - */ - /* hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg);*/ + hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg); usleep_range(1000, 2000); } diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h index d38c87d7e5e8..e5b893fc5b66 100644 --- a/drivers/net/ethernet/intel/igc/igc_regs.h +++ b/drivers/net/ethernet/intel/igc/igc_regs.h @@ -12,6 +12,7 @@ #define IGC_MDIC 0x00020 /* MDI Control - RW */ #define IGC_CONNSW 0x00034 /* Copper/Fiber switch control - RW */ #define IGC_VET 0x00038 /* VLAN Ether Type - RW */ +#define IGC_LEDCTL 0x00E00 /* LED Control - RW */ #define IGC_I225_PHPM 0x00E14 /* I225 PHY Power Management */ #define IGC_GPHY_VERSION 0x0001E /* I225 gPHY Firmware Version */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index b6f0376e42f4..559b443c409f 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -949,19 +949,19 @@ void ixgbe_alloc_rx_buffers(struct ixgbe_ring *, u16); void ixgbe_write_eitr(struct ixgbe_q_vector *); int ixgbe_poll(struct napi_struct *napi, int budget); int ethtool_ioctl(struct ifreq *ifr); -s32 ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw); -s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl); -s32 ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 fdirctrl); -s32 ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw, +int ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw); +int ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl); +int ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 fdirctrl); +int ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_hash_dword input, union ixgbe_atr_hash_dword common, u8 queue); -s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input_mask); -s32 ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input, u16 soft_id, u8 queue); -s32 ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input, u16 soft_id); void ixgbe_atr_compute_perfect_hash_82599(union ixgbe_atr_input *input, @@ -1059,7 +1059,7 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, u32 ixgbe_rss_indir_tbl_entries(struct ixgbe_adapter *adapter); void ixgbe_store_key(struct ixgbe_adapter *adapter); void ixgbe_store_reta(struct ixgbe_adapter *adapter); -s32 ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg, +int ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg, u32 adv_sym, u32 adv_asm, u32 lp_sym, u32 lp_asm); #ifdef CONFIG_IXGBE_IPSEC void ixgbe_init_ipsec_offload(struct ixgbe_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c index 6835d5f18753..283a23150a4d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c @@ -15,10 +15,10 @@ #define IXGBE_82598_VFT_TBL_SIZE 128 #define IXGBE_82598_RX_PB_SIZE 512 -static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, +static int ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); -static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data); /** @@ -66,7 +66,7 @@ out: IXGBE_WRITE_REG(hw, IXGBE_GCR, gcr); } -static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) +static int ixgbe_get_invariants_82598(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; @@ -93,12 +93,12 @@ static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) * not known. Perform the SFP init if necessary. * **/ -static s32 ixgbe_init_phy_ops_82598(struct ixgbe_hw *hw) +static int ixgbe_init_phy_ops_82598(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; - s32 ret_val; u16 list_offset, data_offset; + int ret_val; /* Identify the PHY */ phy->ops.identify(hw); @@ -148,9 +148,9 @@ static s32 ixgbe_init_phy_ops_82598(struct ixgbe_hw *hw) * Then set pcie completion timeout * **/ -static s32 ixgbe_start_hw_82598(struct ixgbe_hw *hw) +static int ixgbe_start_hw_82598(struct ixgbe_hw *hw) { - s32 ret_val; + int ret_val; ret_val = ixgbe_start_hw_generic(hw); if (ret_val) @@ -170,7 +170,7 @@ static s32 ixgbe_start_hw_82598(struct ixgbe_hw *hw) * * Determines the link capabilities by reading the AUTOC register. **/ -static s32 ixgbe_get_link_capabilities_82598(struct ixgbe_hw *hw, +static int ixgbe_get_link_capabilities_82598(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *autoneg) { @@ -271,7 +271,7 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) * * Enable flow control according to the current settings. **/ -static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw) +static int ixgbe_fc_enable_82598(struct ixgbe_hw *hw) { u32 fctrl_reg; u32 rmcs_reg; @@ -411,13 +411,13 @@ static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw) * Configures link settings based on values in the ixgbe_hw struct. * Restarts the link. Performs autonegotiation if needed. **/ -static s32 ixgbe_start_mac_link_82598(struct ixgbe_hw *hw, +static int ixgbe_start_mac_link_82598(struct ixgbe_hw *hw, bool autoneg_wait_to_complete) { + int status = 0; u32 autoc_reg; u32 links_reg; u32 i; - s32 status = 0; /* Restart link */ autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); @@ -457,7 +457,7 @@ static s32 ixgbe_start_mac_link_82598(struct ixgbe_hw *hw, * Function indicates success when phy link is available. If phy is not ready * within 5 seconds of MAC indicating link, the function returns error. **/ -static s32 ixgbe_validate_link_ready(struct ixgbe_hw *hw) +static int ixgbe_validate_link_ready(struct ixgbe_hw *hw) { u32 timeout; u16 an_reg; @@ -493,7 +493,7 @@ static s32 ixgbe_validate_link_ready(struct ixgbe_hw *hw) * * Reads the links register to determine if link is up and the current speed **/ -static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, +static int ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up, bool link_up_wait_to_complete) { @@ -579,7 +579,7 @@ static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, * * Set the link speed in the AUTOC register and restarts link. **/ -static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw, +static int ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { @@ -624,11 +624,11 @@ static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw, * * Sets the link speed in the AUTOC register in the MAC and restarts link. **/ -static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, - ixgbe_link_speed speed, - bool autoneg_wait_to_complete) +static int ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg_wait_to_complete) { - s32 status; + int status; /* Setup the PHY according to input speed */ status = hw->phy.ops.setup_link_speed(hw, speed, @@ -647,15 +647,15 @@ static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, * clears all interrupts, performing a PHY reset, and performing a link (MAC) * reset. **/ -static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw) +static int ixgbe_reset_hw_82598(struct ixgbe_hw *hw) { - s32 status; - s32 phy_status = 0; - u32 ctrl; + int phy_status = 0; + u8 analog_val; u32 gheccr; - u32 i; + int status; u32 autoc; - u8 analog_val; + u32 ctrl; + u32 i; /* Call adapter stop to disable tx/rx and clear interrupts */ status = hw->mac.ops.stop_adapter(hw); @@ -781,7 +781,7 @@ mac_reset_top: * @rar: receive address register index to associate with a VMDq index * @vmdq: VMDq set index **/ -static s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +static int ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) { u32 rar_high; u32 rar_entries = hw->mac.num_rar_entries; @@ -805,7 +805,7 @@ static s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) * @rar: receive address register index to associate with a VMDq index * @vmdq: VMDq clear index (not used in 82598, but elsewhere) **/ -static s32 ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +static int ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) { u32 rar_high; u32 rar_entries = hw->mac.num_rar_entries; @@ -836,7 +836,7 @@ static s32 ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) * * Turn on/off specified VLAN in the VLAN filter table. **/ -static s32 ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind, +static int ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind, bool vlan_on, bool vlvf_bypass) { u32 regindex; @@ -881,7 +881,7 @@ static s32 ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind, * * Clears the VLAN filter table, and the VMDq index associated with the filter **/ -static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw) +static int ixgbe_clear_vfta_82598(struct ixgbe_hw *hw) { u32 offset; u32 vlanbyte; @@ -905,7 +905,7 @@ static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw) * * Performs read operation to Atlas analog register specified. **/ -static s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) +static int ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) { u32 atlas_ctl; @@ -927,7 +927,7 @@ static s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) * * Performs write operation to Atlas analog register specified. **/ -static s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) +static int ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) { u32 atlas_ctl; @@ -948,13 +948,13 @@ static s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) * * Performs 8 byte read operation to SFP module's data over I2C interface. **/ -static s32 ixgbe_read_i2c_phy_82598(struct ixgbe_hw *hw, u8 dev_addr, +static int ixgbe_read_i2c_phy_82598(struct ixgbe_hw *hw, u8 dev_addr, u8 byte_offset, u8 *eeprom_data) { - s32 status = 0; u16 sfp_addr = 0; u16 sfp_data = 0; u16 sfp_stat = 0; + int status = 0; u16 gssr; u32 i; @@ -1019,7 +1019,7 @@ out: * * Performs 8 byte read operation to SFP module's EEPROM over I2C interface. **/ -static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data) { return ixgbe_read_i2c_phy_82598(hw, IXGBE_I2C_EEPROM_DEV_ADDR, @@ -1034,8 +1034,8 @@ static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, * * Performs 8 byte read operation to SFP module's SFF-8472 data over I2C **/ -static s32 ixgbe_read_i2c_sff8472_82598(struct ixgbe_hw *hw, u8 byte_offset, - u8 *sff8472_data) +static int ixgbe_read_i2c_sff8472_82598(struct ixgbe_hw *hw, u8 byte_offset, + u8 *sff8472_data) { return ixgbe_read_i2c_phy_82598(hw, IXGBE_I2C_EEPROM_DEV_ADDR2, byte_offset, sff8472_data); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c index 339e106a5732..cdaf087b4e85 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c @@ -21,24 +21,24 @@ static void ixgbe_enable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw); static void ixgbe_flap_tx_laser_multispeed_fiber(struct ixgbe_hw *hw); static void ixgbe_set_hard_rate_select_speed(struct ixgbe_hw *, ixgbe_link_speed); -static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, +static int ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); static void ixgbe_stop_mac_link_on_d3_82599(struct ixgbe_hw *hw); -static s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, +static int ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, bool autoneg_wait_to_complete); -static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, - ixgbe_link_speed speed, - bool autoneg_wait_to_complete); -static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, +static int ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg_wait_to_complete); +static int ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); -static s32 ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw); -static s32 ixgbe_read_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw); +static int ixgbe_read_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data); -static s32 ixgbe_write_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_write_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data); -static s32 ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw); +static int ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw); static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw); bool ixgbe_mng_enabled(struct ixgbe_hw *hw) @@ -98,10 +98,10 @@ static void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw) } } -static s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw) +static int ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw) { - s32 ret_val; u16 list_offset, data_offset, data_value; + int ret_val; if (hw->phy.sfp_type != ixgbe_sfp_type_unknown) { ixgbe_init_mac_link_ops_82599(hw); @@ -173,10 +173,10 @@ setup_sfp_err: * prot_autoc_write_82599(). Note, that locked can only be true in cases * where this function doesn't return an error. **/ -static s32 prot_autoc_read_82599(struct ixgbe_hw *hw, bool *locked, +static int prot_autoc_read_82599(struct ixgbe_hw *hw, bool *locked, u32 *reg_val) { - s32 ret_val; + int ret_val; *locked = false; /* If LESM is on then we need to hold the SW/FW semaphore. */ @@ -203,9 +203,9 @@ static s32 prot_autoc_read_82599(struct ixgbe_hw *hw, bool *locked, * This part (82599) may need to hold a the SW/FW lock around all writes to * AUTOC. Likewise after a write we need to do a pipeline reset. **/ -static s32 prot_autoc_write_82599(struct ixgbe_hw *hw, u32 autoc, bool locked) +static int prot_autoc_write_82599(struct ixgbe_hw *hw, u32 autoc, bool locked) { - s32 ret_val = 0; + int ret_val = 0; /* Blocked by MNG FW so bail */ if (ixgbe_check_reset_blocked(hw)) @@ -237,7 +237,7 @@ out: return ret_val; } -static s32 ixgbe_get_invariants_82599(struct ixgbe_hw *hw) +static int ixgbe_get_invariants_82599(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; @@ -263,11 +263,11 @@ static s32 ixgbe_get_invariants_82599(struct ixgbe_hw *hw) * not known. Perform the SFP init if necessary. * **/ -static s32 ixgbe_init_phy_ops_82599(struct ixgbe_hw *hw) +static int ixgbe_init_phy_ops_82599(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; - s32 ret_val; + int ret_val; u32 esdp; if (hw->device_id == IXGBE_DEV_ID_82599_QSFP_SF_QP) { @@ -322,7 +322,7 @@ static s32 ixgbe_init_phy_ops_82599(struct ixgbe_hw *hw) * * Determines the link capabilities by reading the AUTOC register. **/ -static s32 ixgbe_get_link_capabilities_82599(struct ixgbe_hw *hw, +static int ixgbe_get_link_capabilities_82599(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *autoneg) { @@ -334,7 +334,9 @@ static s32 ixgbe_get_link_capabilities_82599(struct ixgbe_hw *hw, hw->phy.sfp_type == ixgbe_sfp_type_1g_lx_core0 || hw->phy.sfp_type == ixgbe_sfp_type_1g_lx_core1 || hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core0 || - hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1) { + hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1 || + hw->phy.sfp_type == ixgbe_sfp_type_1g_bx_core0 || + hw->phy.sfp_type == ixgbe_sfp_type_1g_bx_core1) { *speed = IXGBE_LINK_SPEED_1GB_FULL; *autoneg = true; return 0; @@ -500,14 +502,14 @@ static void ixgbe_stop_mac_link_on_d3_82599(struct ixgbe_hw *hw) * Configures link settings based on values in the ixgbe_hw struct. * Restarts the link. Performs autonegotiation if needed. **/ -static s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, - bool autoneg_wait_to_complete) +static int ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, + bool autoneg_wait_to_complete) { + bool got_lock = false; + int status = 0; u32 autoc_reg; u32 links_reg; u32 i; - s32 status = 0; - bool got_lock = false; if (ixgbe_verify_lesm_fw_enabled_82599(hw)) { status = hw->mac.ops.acquire_swfw_sync(hw, @@ -657,15 +659,15 @@ ixgbe_set_hard_rate_select_speed(struct ixgbe_hw *hw, ixgbe_link_speed speed) * * Implements the Intel SmartSpeed algorithm. **/ -static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, - ixgbe_link_speed speed, - bool autoneg_wait_to_complete) +static int ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, + ixgbe_link_speed speed, + bool autoneg_wait_to_complete) { - s32 status = 0; ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN; - s32 i, j; - bool link_up = false; u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); + bool link_up = false; + int status = 0; + s32 i, j; /* Set autoneg_advertised value based on input link speed */ hw->phy.autoneg_advertised = 0; @@ -767,16 +769,15 @@ out: * * Set the link speed in the AUTOC register and restarts link. **/ -static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, +static int ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { - bool autoneg = false; - s32 status; - u32 pma_pmd_1g, link_mode, links_reg, i; - u32 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2); - u32 pma_pmd_10g_serial = autoc2 & IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_MASK; ixgbe_link_speed link_capabilities = IXGBE_LINK_SPEED_UNKNOWN; + u32 pma_pmd_10g_serial, pma_pmd_1g, link_mode, links_reg, i; + u32 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2); + bool autoneg = false; + int status; /* holds the value of AUTOC register at this current point in time */ u32 current_autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC); @@ -785,6 +786,8 @@ static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, /* temporary variable used for comparison purposes */ u32 autoc = current_autoc; + pma_pmd_10g_serial = autoc2 & IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_MASK; + /* Check to see if speed passed in is supported. */ status = hw->mac.ops.get_link_capabilities(hw, &link_capabilities, &autoneg); @@ -882,11 +885,11 @@ static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, * * Restarts link on PHY and MAC based on settings passed in. **/ -static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, +static int ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { - s32 status; + int status; /* Setup the PHY according to input speed */ status = hw->phy.ops.setup_link_speed(hw, speed, @@ -905,13 +908,13 @@ static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, * and clears all interrupts, perform a PHY reset, and perform a link (MAC) * reset. **/ -static s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw) +static int ixgbe_reset_hw_82599(struct ixgbe_hw *hw) { ixgbe_link_speed link_speed; - s32 status; u32 ctrl, i, autoc, autoc2; - u32 curr_lms; bool link_up = false; + u32 curr_lms; + int status; /* Call adapter stop to disable tx/rx and clear interrupts */ status = hw->mac.ops.stop_adapter(hw); @@ -1081,7 +1084,7 @@ mac_reset_top: * @hw: pointer to hardware structure * @fdircmd: current value of FDIRCMD register */ -static s32 ixgbe_fdir_check_cmd_complete(struct ixgbe_hw *hw, u32 *fdircmd) +static int ixgbe_fdir_check_cmd_complete(struct ixgbe_hw *hw, u32 *fdircmd) { int i; @@ -1099,12 +1102,12 @@ static s32 ixgbe_fdir_check_cmd_complete(struct ixgbe_hw *hw, u32 *fdircmd) * ixgbe_reinit_fdir_tables_82599 - Reinitialize Flow Director tables. * @hw: pointer to hardware structure **/ -s32 ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw) +int ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw) { - int i; u32 fdirctrl = IXGBE_READ_REG(hw, IXGBE_FDIRCTRL); u32 fdircmd; - s32 err; + int err; + int i; fdirctrl &= ~IXGBE_FDIRCTRL_INIT_DONE; @@ -1212,7 +1215,7 @@ static void ixgbe_fdir_enable_82599(struct ixgbe_hw *hw, u32 fdirctrl) * @fdirctrl: value to write to flow director control register, initially * contains just the value of the Rx packet buffer allocation **/ -s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl) +int ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl) { /* * Continue setup of fdirctrl register bits: @@ -1236,7 +1239,7 @@ s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl) * @fdirctrl: value to write to flow director control register, initially * contains just the value of the Rx packet buffer allocation **/ -s32 ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 fdirctrl) +int ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 fdirctrl) { /* * Continue setup of fdirctrl register bits: @@ -1359,7 +1362,7 @@ static u32 ixgbe_atr_compute_sig_hash_82599(union ixgbe_atr_hash_dword input, * Note that the tunnel bit in input must not be set when the hardware * tunneling support does not exist. **/ -s32 ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_hash_dword input, union ixgbe_atr_hash_dword common, u8 queue) @@ -1515,7 +1518,7 @@ static u32 ixgbe_get_fdirtcpm_82599(union ixgbe_atr_input *input_mask) #define IXGBE_STORE_AS_BE16(_value) __swab16(ntohs((_value))) -s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input_mask) { /* mask IPv6 since it is currently not supported */ @@ -1627,12 +1630,12 @@ s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, return 0; } -s32 ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input, u16 soft_id, u8 queue) { u32 fdirport, fdirvlan, fdirhash, fdircmd; - s32 err; + int err; /* currently IPv6 is not supported, must be programmed with 0 */ IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(0), @@ -1690,13 +1693,13 @@ s32 ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, return 0; } -s32 ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, +int ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input, u16 soft_id) { u32 fdirhash; u32 fdircmd; - s32 err; + int err; /* configure FDIRHASH register */ fdirhash = (__force u32)input->formatted.bkt_hash; @@ -1734,7 +1737,7 @@ s32 ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, * * Performs read operation to Omer analog register specified. **/ -static s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val) +static int ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val) { u32 core_ctl; @@ -1756,7 +1759,7 @@ static s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val) * * Performs write operation to Omer analog register specified. **/ -static s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val) +static int ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val) { u32 core_ctl; @@ -1776,9 +1779,9 @@ static s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val) * and the generation start_hw function. * Then performs revision-specific operations, if any. **/ -static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw) +static int ixgbe_start_hw_82599(struct ixgbe_hw *hw) { - s32 ret_val = 0; + int ret_val = 0; ret_val = ixgbe_start_hw_generic(hw); if (ret_val) @@ -1802,9 +1805,9 @@ static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw) * If PHY already detected, maintains current PHY type in hw struct, * otherwise executes the PHY detection routine. **/ -static s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw) +static int ixgbe_identify_phy_82599(struct ixgbe_hw *hw) { - s32 status; + int status; /* Detect PHY if not unknown - returns success if already detected. */ status = ixgbe_identify_phy_generic(hw); @@ -1835,7 +1838,7 @@ static s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw) * * Enables the Rx DMA unit for 82599 **/ -static s32 ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval) +static int ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval) { /* * Workaround for 82599 silicon errata when enabling the Rx datapath. @@ -1865,12 +1868,12 @@ static s32 ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval) * Return: -EACCES if the FW is not present or if the FW version is * not supported. **/ -static s32 ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw) +static int ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw) { u16 fw_offset, fw_ptp_cfg_offset; - s32 status = -EACCES; - u16 offset; + int status = -EACCES; u16 fw_version = 0; + u16 offset; /* firmware check is only necessary for SFI devices */ if (hw->phy.media_type != ixgbe_media_type_fiber) @@ -1917,7 +1920,7 @@ fw_version_err: static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw) { u16 fw_offset, fw_lesm_param_offset, fw_lesm_state; - s32 status; + int status; /* get the offset to the Firmware Module block */ status = hw->eeprom.ops.read(hw, IXGBE_FW_PTR, &fw_offset); @@ -1956,7 +1959,7 @@ static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw) * * Retrieves 16 bit word(s) read from EEPROM **/ -static s32 ixgbe_read_eeprom_buffer_82599(struct ixgbe_hw *hw, u16 offset, +static int ixgbe_read_eeprom_buffer_82599(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; @@ -1982,7 +1985,7 @@ static s32 ixgbe_read_eeprom_buffer_82599(struct ixgbe_hw *hw, u16 offset, * * Reads a 16 bit word from the EEPROM **/ -static s32 ixgbe_read_eeprom_82599(struct ixgbe_hw *hw, +static int ixgbe_read_eeprom_82599(struct ixgbe_hw *hw, u16 offset, u16 *data) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; @@ -2006,11 +2009,11 @@ static s32 ixgbe_read_eeprom_82599(struct ixgbe_hw *hw, * full pipeline reset. Note - We must hold the SW/FW semaphore before writing * to AUTOC, so this function assumes the semaphore is held. **/ -static s32 ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw) +static int ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw) { - s32 ret_val; - u32 anlp1_reg = 0; u32 i, autoc_reg, autoc2_reg; + u32 anlp1_reg = 0; + int ret_val; /* Enable link if disabled in NVM */ autoc2_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC2); @@ -2061,12 +2064,12 @@ reset_pipeline_out: * Performs byte read operation to SFP module's EEPROM over I2C interface at * a specified device address. **/ -static s32 ixgbe_read_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_read_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data) { - u32 esdp; - s32 status; s32 timeout = 200; + int status; + u32 esdp; if (hw->phy.qsfp_shared_i2c_bus == true) { /* Acquire I2C bus ownership. */ @@ -2115,12 +2118,12 @@ release_i2c_access: * Performs byte write operation to SFP module's EEPROM over I2C interface at * a specified device address. **/ -static s32 ixgbe_write_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_write_i2c_byte_82599(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data) { - u32 esdp; - s32 status; s32 timeout = 200; + int status; + u32 esdp; if (hw->phy.qsfp_shared_i2c_bus == true) { /* Acquire I2C bus ownership. */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 2e6e0365154a..3be1bfb16498 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -10,10 +10,10 @@ #include "ixgbe_common.h" #include "ixgbe_phy.h" -static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw); -static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw); +static int ixgbe_acquire_eeprom(struct ixgbe_hw *hw); +static int ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw); static void ixgbe_release_eeprom_semaphore(struct ixgbe_hw *hw); -static s32 ixgbe_ready_eeprom(struct ixgbe_hw *hw); +static int ixgbe_ready_eeprom(struct ixgbe_hw *hw); static void ixgbe_standby_eeprom(struct ixgbe_hw *hw); static void ixgbe_shift_out_eeprom_bits(struct ixgbe_hw *hw, u16 data, u16 count); @@ -22,15 +22,15 @@ static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec); static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec); static void ixgbe_release_eeprom(struct ixgbe_hw *hw); -static s32 ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr); -static s32 ixgbe_poll_eerd_eewr_done(struct ixgbe_hw *hw, u32 ee_reg); -static s32 ixgbe_read_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, +static int ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr); +static int ixgbe_poll_eerd_eewr_done(struct ixgbe_hw *hw, u32 ee_reg); +static int ixgbe_read_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data); -static s32 ixgbe_write_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, - u16 words, u16 *data); -static s32 ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw, +static int ixgbe_write_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, + u16 words, u16 *data); +static int ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw, u16 offset); -static s32 ixgbe_disable_pcie_primary(struct ixgbe_hw *hw); +static int ixgbe_disable_pcie_primary(struct ixgbe_hw *hw); /* Base table for registers values that change by MAC */ const u32 ixgbe_mvals_8259X[IXGBE_MVALS_IDX_LIMIT] = { @@ -111,12 +111,12 @@ bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw) * * Called at init time to set up flow control. **/ -s32 ixgbe_setup_fc_generic(struct ixgbe_hw *hw) +int ixgbe_setup_fc_generic(struct ixgbe_hw *hw) { - s32 ret_val = 0; u32 reg = 0, reg_bp = 0; - u16 reg_cu = 0; bool locked = false; + int ret_val = 0; + u16 reg_cu = 0; /* * Validate the requested mode. Strict IEEE mode does not allow @@ -267,11 +267,11 @@ s32 ixgbe_setup_fc_generic(struct ixgbe_hw *hw) * table, VLAN filter table, calls routine to set up link and flow control * settings, and leaves transmit and receive units disabled and uninitialized **/ -s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw) +int ixgbe_start_hw_generic(struct ixgbe_hw *hw) { - s32 ret_val; - u32 ctrl_ext; u16 device_caps; + u32 ctrl_ext; + int ret_val; /* Set the media type */ hw->phy.media_type = hw->mac.ops.get_media_type(hw); @@ -330,7 +330,7 @@ s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw) * 82599 * X540 **/ -s32 ixgbe_start_hw_gen2(struct ixgbe_hw *hw) +int ixgbe_start_hw_gen2(struct ixgbe_hw *hw) { u32 i; @@ -354,9 +354,9 @@ s32 ixgbe_start_hw_gen2(struct ixgbe_hw *hw) * up link and flow control settings, and leaves transmit and receive units * disabled and uninitialized **/ -s32 ixgbe_init_hw_generic(struct ixgbe_hw *hw) +int ixgbe_init_hw_generic(struct ixgbe_hw *hw) { - s32 status; + int status; /* Reset the hardware */ status = hw->mac.ops.reset_hw(hw); @@ -380,7 +380,7 @@ s32 ixgbe_init_hw_generic(struct ixgbe_hw *hw) * Clears all hardware statistics counters by reading them from the hardware * Statistics counters are clear on read. **/ -s32 ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw) +int ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw) { u16 i = 0; @@ -489,14 +489,14 @@ s32 ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw) * * Reads the part number string from the EEPROM. **/ -s32 ixgbe_read_pba_string_generic(struct ixgbe_hw *hw, u8 *pba_num, +int ixgbe_read_pba_string_generic(struct ixgbe_hw *hw, u8 *pba_num, u32 pba_num_size) { - s32 ret_val; - u16 data; + int ret_val; u16 pba_ptr; u16 offset; u16 length; + u16 data; if (pba_num == NULL) { hw_dbg(hw, "PBA string buffer was null\n"); @@ -599,7 +599,7 @@ s32 ixgbe_read_pba_string_generic(struct ixgbe_hw *hw, u8 *pba_num, * A reset of the adapter must be performed prior to calling this function * in order for the MAC address to have been loaded from the EEPROM into RAR0 **/ -s32 ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr) +int ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr) { u32 rar_high; u32 rar_low; @@ -653,7 +653,7 @@ enum ixgbe_bus_speed ixgbe_convert_bus_speed(u16 link_status) * * Sets the PCI bus info (speed, width, type) within the ixgbe_hw structure **/ -s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw) +int ixgbe_get_bus_info_generic(struct ixgbe_hw *hw) { u16 link_status; @@ -709,7 +709,7 @@ void ixgbe_set_lan_id_multi_port_pcie(struct ixgbe_hw *hw) * the shared code and drivers to determine if the adapter is in a stopped * state and should not touch the hardware. **/ -s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw) +int ixgbe_stop_adapter_generic(struct ixgbe_hw *hw) { u32 reg_val; u16 i; @@ -759,7 +759,7 @@ s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw) * Store the index for the link active LED. This will be used to support * blinking the LED. **/ -s32 ixgbe_init_led_link_act_generic(struct ixgbe_hw *hw) +int ixgbe_init_led_link_act_generic(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; u32 led_reg, led_mode; @@ -800,7 +800,7 @@ s32 ixgbe_init_led_link_act_generic(struct ixgbe_hw *hw) * @hw: pointer to hardware structure * @index: led number to turn on **/ -s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index) +int ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index) { u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); @@ -821,7 +821,7 @@ s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index) * @hw: pointer to hardware structure * @index: led number to turn off **/ -s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index) +int ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index) { u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); @@ -844,7 +844,7 @@ s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index) * Initializes the EEPROM parameters ixgbe_eeprom_info within the * ixgbe_hw struct in order to set up EEPROM access. **/ -s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw) +int ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; u32 eec; @@ -895,11 +895,11 @@ s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw) * * Reads 16 bit word(s) from EEPROM through bit-bang method **/ -s32 ixgbe_write_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_write_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status; u16 i, count; + int status; hw->eeprom.ops.init_params(hw); @@ -942,14 +942,14 @@ s32 ixgbe_write_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, * If ixgbe_eeprom_update_checksum is not called after this function, the * EEPROM will most likely contain an invalid checksum. **/ -static s32 ixgbe_write_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, +static int ixgbe_write_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status; - u16 word; + u8 write_opcode = IXGBE_EEPROM_WRITE_OPCODE_SPI; u16 page_size; + int status; + u16 word; u16 i; - u8 write_opcode = IXGBE_EEPROM_WRITE_OPCODE_SPI; /* Prepare the EEPROM for writing */ status = ixgbe_acquire_eeprom(hw); @@ -1019,7 +1019,7 @@ static s32 ixgbe_write_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, * If ixgbe_eeprom_update_checksum is not called after this function, the * EEPROM will most likely contain an invalid checksum. **/ -s32 ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data) +int ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data) { hw->eeprom.ops.init_params(hw); @@ -1038,11 +1038,11 @@ s32 ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data) * * Reads 16 bit word(s) from EEPROM through bit-bang method **/ -s32 ixgbe_read_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_read_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status; u16 i, count; + int status; hw->eeprom.ops.init_params(hw); @@ -1077,12 +1077,12 @@ s32 ixgbe_read_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, * * Reads 16 bit word(s) from EEPROM through bit-bang method **/ -static s32 ixgbe_read_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, +static int ixgbe_read_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status; - u16 word_in; u8 read_opcode = IXGBE_EEPROM_READ_OPCODE_SPI; + u16 word_in; + int status; u16 i; /* Prepare the EEPROM for reading */ @@ -1129,7 +1129,7 @@ static s32 ixgbe_read_eeprom_buffer_bit_bang(struct ixgbe_hw *hw, u16 offset, * * Reads 16 bit value from EEPROM through bit-bang method **/ -s32 ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, u16 *data) { hw->eeprom.ops.init_params(hw); @@ -1149,11 +1149,11 @@ s32 ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, * * Reads a 16 bit word(s) from the EEPROM using the EERD register. **/ -s32 ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { + int status; u32 eerd; - s32 status; u32 i; hw->eeprom.ops.init_params(hw); @@ -1189,11 +1189,11 @@ s32 ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset, * This function is called only when we are writing a new large buffer * at given offset so the data would be overwritten anyway. **/ -static s32 ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw, +static int ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw, u16 offset) { u16 data[IXGBE_EEPROM_PAGE_SIZE_MAX]; - s32 status; + int status; u16 i; for (i = 0; i < IXGBE_EEPROM_PAGE_SIZE_MAX; i++) @@ -1229,7 +1229,7 @@ static s32 ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw, * * Reads a 16 bit word from the EEPROM using the EERD register. **/ -s32 ixgbe_read_eerd_generic(struct ixgbe_hw *hw, u16 offset, u16 *data) +int ixgbe_read_eerd_generic(struct ixgbe_hw *hw, u16 offset, u16 *data) { return ixgbe_read_eerd_buffer_generic(hw, offset, 1, data); } @@ -1243,11 +1243,11 @@ s32 ixgbe_read_eerd_generic(struct ixgbe_hw *hw, u16 offset, u16 *data) * * Write a 16 bit word(s) to the EEPROM using the EEWR register. **/ -s32 ixgbe_write_eewr_buffer_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_write_eewr_buffer_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { + int status; u32 eewr; - s32 status; u16 i; hw->eeprom.ops.init_params(hw); @@ -1286,7 +1286,7 @@ s32 ixgbe_write_eewr_buffer_generic(struct ixgbe_hw *hw, u16 offset, * * Write a 16 bit word to the EEPROM using the EEWR register. **/ -s32 ixgbe_write_eewr_generic(struct ixgbe_hw *hw, u16 offset, u16 data) +int ixgbe_write_eewr_generic(struct ixgbe_hw *hw, u16 offset, u16 data) { return ixgbe_write_eewr_buffer_generic(hw, offset, 1, &data); } @@ -1299,7 +1299,7 @@ s32 ixgbe_write_eewr_generic(struct ixgbe_hw *hw, u16 offset, u16 data) * Polls the status bit (bit 1) of the EERD or EEWR to determine when the * read or write is done respectively. **/ -static s32 ixgbe_poll_eerd_eewr_done(struct ixgbe_hw *hw, u32 ee_reg) +static int ixgbe_poll_eerd_eewr_done(struct ixgbe_hw *hw, u32 ee_reg) { u32 i; u32 reg; @@ -1325,7 +1325,7 @@ static s32 ixgbe_poll_eerd_eewr_done(struct ixgbe_hw *hw, u32 ee_reg) * Prepares EEPROM for access using bit-bang method. This function should * be called before issuing a command to the EEPROM. **/ -static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw) +static int ixgbe_acquire_eeprom(struct ixgbe_hw *hw) { u32 eec; u32 i; @@ -1371,7 +1371,7 @@ static s32 ixgbe_acquire_eeprom(struct ixgbe_hw *hw) * * Sets the hardware semaphores so EEPROM access can occur for bit-bang method **/ -static s32 ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw) +static int ixgbe_get_eeprom_semaphore(struct ixgbe_hw *hw) { u32 timeout = 2000; u32 i; @@ -1462,7 +1462,7 @@ static void ixgbe_release_eeprom_semaphore(struct ixgbe_hw *hw) * ixgbe_ready_eeprom - Polls for EEPROM ready * @hw: pointer to hardware structure **/ -static s32 ixgbe_ready_eeprom(struct ixgbe_hw *hw) +static int ixgbe_ready_eeprom(struct ixgbe_hw *hw) { u16 i; u8 spi_stat_reg; @@ -1680,7 +1680,7 @@ static void ixgbe_release_eeprom(struct ixgbe_hw *hw) * ixgbe_calc_eeprom_checksum_generic - Calculates and returns the checksum * @hw: pointer to hardware structure **/ -s32 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw) +int ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw) { u16 i; u16 j; @@ -1728,7 +1728,7 @@ s32 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw) checksum = (u16)IXGBE_EEPROM_SUM - checksum; - return (s32)checksum; + return (int)checksum; } /** @@ -1739,12 +1739,12 @@ s32 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw) * Performs checksum calculation and validates the EEPROM checksum. If the * caller does not need checksum_val, the value can be NULL. **/ -s32 ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, +int ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, u16 *checksum_val) { - s32 status; - u16 checksum; u16 read_checksum = 0; + u16 checksum; + int status; /* * Read the first word from the EEPROM. If this times out or fails, do @@ -1786,10 +1786,10 @@ s32 ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, * ixgbe_update_eeprom_checksum_generic - Updates the EEPROM checksum * @hw: pointer to hardware structure **/ -s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw) +int ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw) { - s32 status; u16 checksum; + int status; /* * Read the first word from the EEPROM. If this times out or fails, do @@ -1823,7 +1823,7 @@ s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw) * * Puts an ethernet address into a receive address register. **/ -s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, +int ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, u32 enable_addr) { u32 rar_low, rar_high; @@ -1876,7 +1876,7 @@ s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, * * Clears an ethernet address from a receive address register. **/ -s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index) +int ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index) { u32 rar_high; u32 rar_entries = hw->mac.num_rar_entries; @@ -1917,7 +1917,7 @@ s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index) * of the receive address registers. Clears the multicast table. Assumes * the receiver is in reset when the routine is called. **/ -s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw) +int ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw) { u32 i; u32 rar_entries = hw->mac.num_rar_entries; @@ -1980,7 +1980,7 @@ s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw) * by the MO field of the MCSTCTRL. The MO field is set during initialization * to mc_filter_type. **/ -static s32 ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr) +static int ixgbe_mta_vector(struct ixgbe_hw *hw, u8 *mc_addr) { u32 vector = 0; @@ -2049,7 +2049,7 @@ static void ixgbe_set_mta(struct ixgbe_hw *hw, u8 *mc_addr) * registers for the first multicast addresses, and hashes the rest into the * multicast table. **/ -s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, +int ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, struct net_device *netdev) { struct netdev_hw_addr *ha; @@ -2091,7 +2091,7 @@ s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, * * Enables multicast address in RAR and the use of the multicast hash table. **/ -s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw) +int ixgbe_enable_mc_generic(struct ixgbe_hw *hw) { struct ixgbe_addr_filter_info *a = &hw->addr_ctrl; @@ -2108,7 +2108,7 @@ s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw) * * Disables multicast address in RAR and the use of the multicast hash table. **/ -s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw) +int ixgbe_disable_mc_generic(struct ixgbe_hw *hw) { struct ixgbe_addr_filter_info *a = &hw->addr_ctrl; @@ -2124,7 +2124,7 @@ s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw) * * Enable flow control according to the current settings. **/ -s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw) +int ixgbe_fc_enable_generic(struct ixgbe_hw *hw) { u32 mflcn_reg, fccfg_reg; u32 reg; @@ -2252,7 +2252,7 @@ s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw) * Find the intersection between advertised settings and link partner's * advertised settings **/ -s32 ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg, +int ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg, u32 adv_sym, u32 adv_asm, u32 lp_sym, u32 lp_asm) { if ((!(adv_reg)) || (!(lp_reg))) @@ -2294,10 +2294,10 @@ s32 ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg, * * Enable flow control according on 1 gig fiber. **/ -static s32 ixgbe_fc_autoneg_fiber(struct ixgbe_hw *hw) +static int ixgbe_fc_autoneg_fiber(struct ixgbe_hw *hw) { u32 pcs_anadv_reg, pcs_lpab_reg, linkstat; - s32 ret_val; + int ret_val; /* * On multispeed fiber at 1g, bail out if @@ -2328,10 +2328,10 @@ static s32 ixgbe_fc_autoneg_fiber(struct ixgbe_hw *hw) * * Enable flow control according to IEEE clause 37. **/ -static s32 ixgbe_fc_autoneg_backplane(struct ixgbe_hw *hw) +static int ixgbe_fc_autoneg_backplane(struct ixgbe_hw *hw) { u32 links2, anlp1_reg, autoc_reg, links; - s32 ret_val; + int ret_val; /* * On backplane, bail out if @@ -2367,7 +2367,7 @@ static s32 ixgbe_fc_autoneg_backplane(struct ixgbe_hw *hw) * * Enable flow control according to IEEE clause 37. **/ -static s32 ixgbe_fc_autoneg_copper(struct ixgbe_hw *hw) +static int ixgbe_fc_autoneg_copper(struct ixgbe_hw *hw) { u16 technology_ability_reg = 0; u16 lp_technology_ability_reg = 0; @@ -2395,7 +2395,7 @@ static s32 ixgbe_fc_autoneg_copper(struct ixgbe_hw *hw) void ixgbe_fc_autoneg(struct ixgbe_hw *hw) { ixgbe_link_speed speed; - s32 ret_val = -EIO; + int ret_val = -EIO; bool link_up; /* @@ -2501,7 +2501,7 @@ static u32 ixgbe_pcie_timeout_poll(struct ixgbe_hw *hw) * bit hasn't caused the primary requests to be disabled, else 0 * is returned signifying primary requests disabled. **/ -static s32 ixgbe_disable_pcie_primary(struct ixgbe_hw *hw) +static int ixgbe_disable_pcie_primary(struct ixgbe_hw *hw) { u32 i, poll; u16 value; @@ -2573,7 +2573,7 @@ gio_disable_fail: * Acquires the SWFW semaphore through the GSSR register for the specified * function (CSR, PHY0, PHY1, EEPROM, Flash) **/ -s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u32 mask) +int ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u32 mask) { u32 gssr = 0; u32 swmask = mask; @@ -2641,7 +2641,7 @@ void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u32 mask) * * The default case requires no protection so just to the register read. **/ -s32 prot_autoc_read_generic(struct ixgbe_hw *hw, bool *locked, u32 *reg_val) +int prot_autoc_read_generic(struct ixgbe_hw *hw, bool *locked, u32 *reg_val) { *locked = false; *reg_val = IXGBE_READ_REG(hw, IXGBE_AUTOC); @@ -2655,7 +2655,7 @@ s32 prot_autoc_read_generic(struct ixgbe_hw *hw, bool *locked, u32 *reg_val) * @locked: bool to indicate whether the SW/FW lock was already taken by * previous read. **/ -s32 prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked) +int prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked) { IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_val); return 0; @@ -2668,7 +2668,7 @@ s32 prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked) * Stops the receive data path and waits for the HW to internally * empty the Rx security block. **/ -s32 ixgbe_disable_rx_buff_generic(struct ixgbe_hw *hw) +int ixgbe_disable_rx_buff_generic(struct ixgbe_hw *hw) { #define IXGBE_MAX_SECRX_POLL 40 int i; @@ -2700,7 +2700,7 @@ s32 ixgbe_disable_rx_buff_generic(struct ixgbe_hw *hw) * * Enables the receive data path **/ -s32 ixgbe_enable_rx_buff_generic(struct ixgbe_hw *hw) +int ixgbe_enable_rx_buff_generic(struct ixgbe_hw *hw) { u32 secrxreg; @@ -2719,7 +2719,7 @@ s32 ixgbe_enable_rx_buff_generic(struct ixgbe_hw *hw) * * Enables the Rx DMA unit **/ -s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval) +int ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval) { if (regval & IXGBE_RXCTRL_RXEN) hw->mac.ops.enable_rx(hw); @@ -2734,14 +2734,14 @@ s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval) * @hw: pointer to hardware structure * @index: led number to blink **/ -s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index) +int ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index) { - ixgbe_link_speed speed = 0; - bool link_up = false; u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); + ixgbe_link_speed speed = 0; + bool link_up = false; bool locked = false; - s32 ret_val; + int ret_val; if (index > 3) return -EINVAL; @@ -2782,12 +2782,12 @@ s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index) * @hw: pointer to hardware structure * @index: led number to stop blinking **/ -s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index) +int ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index) { - u32 autoc_reg = 0; u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); bool locked = false; - s32 ret_val; + u32 autoc_reg = 0; + int ret_val; if (index > 3) return -EINVAL; @@ -2821,10 +2821,10 @@ s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index) * pointer, and returns the value at that location. This is used in both * get and set mac_addr routines. **/ -static s32 ixgbe_get_san_mac_addr_offset(struct ixgbe_hw *hw, - u16 *san_mac_offset) +static int ixgbe_get_san_mac_addr_offset(struct ixgbe_hw *hw, + u16 *san_mac_offset) { - s32 ret_val; + int ret_val; /* * First read the EEPROM pointer to see if the MAC addresses are @@ -2849,11 +2849,11 @@ static s32 ixgbe_get_san_mac_addr_offset(struct ixgbe_hw *hw, * set_lan_id() is called by identify_sfp(), but this cannot be relied * upon for non-SFP connections, so we must call it here. **/ -s32 ixgbe_get_san_mac_addr_generic(struct ixgbe_hw *hw, u8 *san_mac_addr) +int ixgbe_get_san_mac_addr_generic(struct ixgbe_hw *hw, u8 *san_mac_addr) { u16 san_mac_data, san_mac_offset; + int ret_val; u8 i; - s32 ret_val; /* * First read the EEPROM pointer to see if the MAC addresses are @@ -2942,7 +2942,7 @@ u16 ixgbe_get_pcie_msix_count_generic(struct ixgbe_hw *hw) * @rar: receive address register index to disassociate * @vmdq: VMDq pool index to remove from the rar **/ -s32 ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +int ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) { u32 mpsar_lo, mpsar_hi; u32 rar_entries = hw->mac.num_rar_entries; @@ -2993,7 +2993,7 @@ s32 ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) * @rar: receive address register index to associate with a VMDq index * @vmdq: VMDq pool index **/ -s32 ixgbe_set_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +int ixgbe_set_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) { u32 mpsar; u32 rar_entries = hw->mac.num_rar_entries; @@ -3026,7 +3026,7 @@ s32 ixgbe_set_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq) * VFs advertized and not 0. * MPSAR table needs to be updated for SAN_MAC RAR [hw->mac.san_mac_rar_index] **/ -s32 ixgbe_set_vmdq_san_mac_generic(struct ixgbe_hw *hw, u32 vmdq) +int ixgbe_set_vmdq_san_mac_generic(struct ixgbe_hw *hw, u32 vmdq) { u32 rar = hw->mac.san_mac_rar_index; @@ -3045,7 +3045,7 @@ s32 ixgbe_set_vmdq_san_mac_generic(struct ixgbe_hw *hw, u32 vmdq) * ixgbe_init_uta_tables_generic - Initialize the Unicast Table Array * @hw: pointer to hardware structure **/ -s32 ixgbe_init_uta_tables_generic(struct ixgbe_hw *hw) +int ixgbe_init_uta_tables_generic(struct ixgbe_hw *hw) { int i; @@ -3065,9 +3065,9 @@ s32 ixgbe_init_uta_tables_generic(struct ixgbe_hw *hw) * return the VLVF index where this VLAN id should be placed * **/ -static s32 ixgbe_find_vlvf_slot(struct ixgbe_hw *hw, u32 vlan, bool vlvf_bypass) +static int ixgbe_find_vlvf_slot(struct ixgbe_hw *hw, u32 vlan, bool vlvf_bypass) { - s32 regindex, first_empty_slot; + int regindex, first_empty_slot; u32 bits; /* short cut the special case */ @@ -3115,11 +3115,11 @@ static s32 ixgbe_find_vlvf_slot(struct ixgbe_hw *hw, u32 vlan, bool vlvf_bypass) * * Turn on/off specified VLAN in the VLAN filter table. **/ -s32 ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind, +int ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind, bool vlan_on, bool vlvf_bypass) { u32 regidx, vfta_delta, vfta, bits; - s32 vlvf_index; + int vlvf_index; if ((vlan > 4095) || (vind > 63)) return -EINVAL; @@ -3226,7 +3226,7 @@ vfta_update: * * Clears the VLAN filter table, and the VMDq index associated with the filter **/ -s32 ixgbe_clear_vfta_generic(struct ixgbe_hw *hw) +int ixgbe_clear_vfta_generic(struct ixgbe_hw *hw) { u32 offset; @@ -3276,7 +3276,7 @@ static bool ixgbe_need_crosstalk_fix(struct ixgbe_hw *hw) * * Reads the links register to determine if link is up and the current speed **/ -s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, +int ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up, bool link_up_wait_to_complete) { bool crosstalk_fix_active = ixgbe_need_crosstalk_fix(hw); @@ -3396,8 +3396,8 @@ s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, * This function will read the EEPROM from the alternative SAN MAC address * block to check the support for the alternative WWNN/WWPN prefix support. **/ -s32 ixgbe_get_wwn_prefix_generic(struct ixgbe_hw *hw, u16 *wwnn_prefix, - u16 *wwpn_prefix) +int ixgbe_get_wwn_prefix_generic(struct ixgbe_hw *hw, u16 *wwnn_prefix, + u16 *wwpn_prefix) { u16 offset, caps; u16 alt_san_mac_blk_offset; @@ -3494,7 +3494,7 @@ void ixgbe_set_vlan_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf) * This function will read the EEPROM location for the device capabilities, * and return the word through device_caps. **/ -s32 ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps) +int ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps) { hw->eeprom.ops.read(hw, IXGBE_DEVICE_CAPS, device_caps); @@ -3604,7 +3604,7 @@ u8 ixgbe_calculate_checksum(u8 *buffer, u32 length) * This function assumes that the IXGBE_GSSR_SW_MNG_SM semaphore is held * by the caller. **/ -s32 ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 length, +int ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 length, u32 timeout) { u32 hicr, i, fwsts; @@ -3676,15 +3676,15 @@ s32 ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 length, * Communicates with the manageability block. On success return 0 * else return -EIO or -EINVAL. **/ -s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, void *buffer, +int ixgbe_host_interface_command(struct ixgbe_hw *hw, void *buffer, u32 length, u32 timeout, bool return_data) { u32 hdr_size = sizeof(struct ixgbe_hic_hdr); struct ixgbe_hic_hdr *hdr = buffer; - u32 *u32arr = buffer; u16 buf_len, dword_len; - s32 status; + u32 *u32arr = buffer; + int status; u32 bi; if (!length || length > IXGBE_HI_MAX_BLOCK_BYTE_LENGTH) { @@ -3753,13 +3753,13 @@ rel_out: * else returns -EBUSY when encountering an error acquiring * semaphore or -EIO when command fails. **/ -s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min, +int ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min, u8 build, u8 sub, __always_unused u16 len, __always_unused const char *driver_ver) { struct ixgbe_hic_drv_info fw_cmd; + int ret_val; int i; - s32 ret_val; fw_cmd.hdr.cmd = FW_CEM_CMD_DRIVER_INFO; fw_cmd.hdr.buf_len = FW_CEM_CMD_DRIVER_INFO_LEN; @@ -3875,10 +3875,10 @@ static const u8 ixgbe_emc_therm_limit[4] = { * * Returns error code. **/ -static s32 ixgbe_get_ets_data(struct ixgbe_hw *hw, u16 *ets_cfg, +static int ixgbe_get_ets_data(struct ixgbe_hw *hw, u16 *ets_cfg, u16 *ets_offset) { - s32 status; + int status; status = hw->eeprom.ops.read(hw, IXGBE_ETS_CFG, ets_offset); if (status) @@ -3903,13 +3903,13 @@ static s32 ixgbe_get_ets_data(struct ixgbe_hw *hw, u16 *ets_cfg, * * Returns the thermal sensor data structure **/ -s32 ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw) +int ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw) { - s32 status; u16 ets_offset; - u16 ets_cfg; u16 ets_sensor; u8 num_sensors; + u16 ets_cfg; + int status; u8 i; struct ixgbe_thermal_sensor_data *data = &hw->mac.thermal_sensor_data; @@ -3959,17 +3959,17 @@ s32 ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw) * Inits the thermal sensor thresholds according to the NVM map * and save off the threshold and location values into mac.thermal_sensor_data **/ -s32 ixgbe_init_thermal_sensor_thresh_generic(struct ixgbe_hw *hw) +int ixgbe_init_thermal_sensor_thresh_generic(struct ixgbe_hw *hw) { - s32 status; - u16 ets_offset; - u16 ets_cfg; - u16 ets_sensor; + struct ixgbe_thermal_sensor_data *data = &hw->mac.thermal_sensor_data; u8 low_thresh_delta; u8 num_sensors; u8 therm_limit; + u16 ets_sensor; + u16 ets_offset; + u16 ets_cfg; + int status; u8 i; - struct ixgbe_thermal_sensor_data *data = &hw->mac.thermal_sensor_data; memset(data, 0, sizeof(struct ixgbe_thermal_sensor_data)); @@ -4192,16 +4192,16 @@ bool ixgbe_mng_present(struct ixgbe_hw *hw) * * Set the link speed in the MAC and/or PHY register and restarts link. */ -s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, +int ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { - ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN; ixgbe_link_speed highest_link_speed = IXGBE_LINK_SPEED_UNKNOWN; - s32 status = 0; + ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN; + bool autoneg, link_up = false; u32 speedcnt = 0; + int status = 0; u32 i = 0; - bool autoneg, link_up = false; /* Mask off requested but non-supported speeds */ status = hw->mac.ops.get_link_capabilities(hw, &link_speed, &autoneg); @@ -4340,8 +4340,8 @@ out: void ixgbe_set_soft_rate_select_speed(struct ixgbe_hw *hw, ixgbe_link_speed speed) { - s32 status; u8 rs, eeprom_data; + int status; switch (speed) { case IXGBE_LINK_SPEED_10GB_FULL: diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h index 34761e691d52..6493abf189de 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h @@ -8,89 +8,89 @@ #include "ixgbe.h" u16 ixgbe_get_pcie_msix_count_generic(struct ixgbe_hw *hw); -s32 ixgbe_init_hw_generic(struct ixgbe_hw *hw); -s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw); -s32 ixgbe_start_hw_gen2(struct ixgbe_hw *hw); -s32 ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw); -s32 ixgbe_read_pba_string_generic(struct ixgbe_hw *hw, u8 *pba_num, +int ixgbe_init_hw_generic(struct ixgbe_hw *hw); +int ixgbe_start_hw_generic(struct ixgbe_hw *hw); +int ixgbe_start_hw_gen2(struct ixgbe_hw *hw); +int ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw); +int ixgbe_read_pba_string_generic(struct ixgbe_hw *hw, u8 *pba_num, u32 pba_num_size); -s32 ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr); +int ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr); enum ixgbe_bus_width ixgbe_convert_bus_width(u16 link_status); enum ixgbe_bus_speed ixgbe_convert_bus_speed(u16 link_status); -s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw); +int ixgbe_get_bus_info_generic(struct ixgbe_hw *hw); void ixgbe_set_lan_id_multi_port_pcie(struct ixgbe_hw *hw); -s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw); +int ixgbe_stop_adapter_generic(struct ixgbe_hw *hw); -s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_init_led_link_act_generic(struct ixgbe_hw *hw); +int ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index); +int ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index); +int ixgbe_init_led_link_act_generic(struct ixgbe_hw *hw); -s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw); -s32 ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data); -s32 ixgbe_write_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw); +int ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data); +int ixgbe_write_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data); -s32 ixgbe_read_eerd_generic(struct ixgbe_hw *hw, u16 offset, u16 *data); -s32 ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_read_eerd_generic(struct ixgbe_hw *hw, u16 offset, u16 *data); +int ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data); -s32 ixgbe_write_eewr_generic(struct ixgbe_hw *hw, u16 offset, u16 data); -s32 ixgbe_write_eewr_buffer_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_write_eewr_generic(struct ixgbe_hw *hw, u16 offset, u16 data); +int ixgbe_write_eewr_buffer_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data); -s32 ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, u16 *data); -s32 ixgbe_read_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, +int ixgbe_read_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data); -s32 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw); -s32 ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, +int ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw); +int ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw, u16 *checksum_val); -s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw); +int ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw); -s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, +int ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, u32 enable_addr); -s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw); -s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, +int ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index); +int ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw); +int ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw, struct net_device *netdev); -s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw); -s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw); -s32 ixgbe_disable_rx_buff_generic(struct ixgbe_hw *hw); -s32 ixgbe_enable_rx_buff_generic(struct ixgbe_hw *hw); -s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval); -s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw); -s32 ixgbe_setup_fc_generic(struct ixgbe_hw *); +int ixgbe_enable_mc_generic(struct ixgbe_hw *hw); +int ixgbe_disable_mc_generic(struct ixgbe_hw *hw); +int ixgbe_disable_rx_buff_generic(struct ixgbe_hw *hw); +int ixgbe_enable_rx_buff_generic(struct ixgbe_hw *hw); +int ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval); +int ixgbe_fc_enable_generic(struct ixgbe_hw *hw); +int ixgbe_setup_fc_generic(struct ixgbe_hw *); bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw); void ixgbe_fc_autoneg(struct ixgbe_hw *hw); -s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u32 mask); +int ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u32 mask); void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u32 mask); -s32 ixgbe_get_san_mac_addr_generic(struct ixgbe_hw *hw, u8 *san_mac_addr); -s32 ixgbe_set_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq); -s32 ixgbe_set_vmdq_san_mac_generic(struct ixgbe_hw *hw, u32 vmdq); -s32 ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq); -s32 ixgbe_init_uta_tables_generic(struct ixgbe_hw *hw); -s32 ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan, +int ixgbe_get_san_mac_addr_generic(struct ixgbe_hw *hw, u8 *san_mac_addr); +int ixgbe_set_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq); +int ixgbe_set_vmdq_san_mac_generic(struct ixgbe_hw *hw, u32 vmdq); +int ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq); +int ixgbe_init_uta_tables_generic(struct ixgbe_hw *hw); +int ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind, bool vlan_on, bool vlvf_bypass); -s32 ixgbe_clear_vfta_generic(struct ixgbe_hw *hw); -s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, +int ixgbe_clear_vfta_generic(struct ixgbe_hw *hw); +int ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up, bool link_up_wait_to_complete); -s32 ixgbe_get_wwn_prefix_generic(struct ixgbe_hw *hw, u16 *wwnn_prefix, +int ixgbe_get_wwn_prefix_generic(struct ixgbe_hw *hw, u16 *wwnn_prefix, u16 *wwpn_prefix); -s32 prot_autoc_read_generic(struct ixgbe_hw *hw, bool *, u32 *reg_val); -s32 prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked); +int prot_autoc_read_generic(struct ixgbe_hw *hw, bool *, u32 *reg_val); +int prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked); -s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index); +int ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index); +int ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index); void ixgbe_set_mac_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf); void ixgbe_set_vlan_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf); -s32 ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps); -s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min, +int ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps); +int ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min, u8 build, u8 ver, u16 len, const char *str); u8 ixgbe_calculate_checksum(u8 *buffer, u32 length); -s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, void *, u32 length, +int ixgbe_host_interface_command(struct ixgbe_hw *hw, void *, u32 length, u32 timeout, bool return_data); -s32 ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 len, u32 timeout); -s32 ixgbe_fw_phy_activity(struct ixgbe_hw *hw, u16 activity, +int ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 len, u32 timeout); +int ixgbe_fw_phy_activity(struct ixgbe_hw *hw, u16 activity, u32 (*data)[FW_PHY_ACT_DATA_COUNT]); void ixgbe_clear_tx_pending(struct ixgbe_hw *hw); bool ixgbe_mng_present(struct ixgbe_hw *hw); @@ -111,8 +111,8 @@ extern const u32 ixgbe_mvals_8259X[IXGBE_MVALS_IDX_LIMIT]; #define IXGBE_EMC_DIODE3_DATA 0x2A #define IXGBE_EMC_DIODE3_THERM_LIMIT 0x30 -s32 ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw); -s32 ixgbe_init_thermal_sensor_thresh_generic(struct ixgbe_hw *hw); +int ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw); +int ixgbe_init_thermal_sensor_thresh_generic(struct ixgbe_hw *hw); void ixgbe_get_etk_id(struct ixgbe_hw *hw, struct ixgbe_nvm_version *nvm_ver); void ixgbe_get_oem_prod_version(struct ixgbe_hw *hw, @@ -121,7 +121,7 @@ void ixgbe_get_orom_version(struct ixgbe_hw *hw, struct ixgbe_nvm_version *nvm_ver); void ixgbe_disable_rx_generic(struct ixgbe_hw *hw); void ixgbe_enable_rx_generic(struct ixgbe_hw *hw); -s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, +int ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); void ixgbe_set_soft_rate_select_speed(struct ixgbe_hw *hw, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c index d26cea5b43bd..502666f28124 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c @@ -18,7 +18,7 @@ * @max: max credits by traffic class * @max_frame: maximum frame size */ -static s32 ixgbe_ieee_credits(__u8 *bw, __u16 *refill, +static int ixgbe_ieee_credits(__u8 *bw, __u16 *refill, __u16 *max, int max_frame) { int min_percent = 100; @@ -59,7 +59,7 @@ static s32 ixgbe_ieee_credits(__u8 *bw, __u16 *refill, * It should be called only after the rules are checked by * ixgbe_dcb_check_config(). */ -s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *hw, +int ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *hw, struct ixgbe_dcb_config *dcb_config, int max_frame, u8 direction) { @@ -247,7 +247,7 @@ void ixgbe_dcb_unpack_map(struct ixgbe_dcb_config *cfg, int direction, u8 *map) * * Configure dcb settings and enable dcb mode. */ -s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw, +int ixgbe_dcb_hw_config(struct ixgbe_hw *hw, struct ixgbe_dcb_config *dcb_config) { u8 pfc_en; @@ -283,7 +283,7 @@ s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw, } /* Helper routines to abstract HW specifics from DCB netlink ops */ -s32 ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) +int ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) { switch (hw->mac.type) { case ixgbe_mac_82598EB: @@ -300,7 +300,7 @@ s32 ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) return -EINVAL; } -s32 ixgbe_dcb_hw_ets(struct ixgbe_hw *hw, struct ieee_ets *ets, int max_frame) +int ixgbe_dcb_hw_ets(struct ixgbe_hw *hw, struct ieee_ets *ets, int max_frame) { __u16 refill[IEEE_8021QAZ_MAX_TCS], max[IEEE_8021QAZ_MAX_TCS]; __u8 prio_type[IEEE_8021QAZ_MAX_TCS]; @@ -333,7 +333,7 @@ s32 ixgbe_dcb_hw_ets(struct ixgbe_hw *hw, struct ieee_ets *ets, int max_frame) bwg_id, prio_type, ets->prio_tc); } -s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, +int ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type, u8 *prio_tc) { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.h index 60cd5863bf5e..91788e4c4e19 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.h @@ -124,15 +124,15 @@ void ixgbe_dcb_unpack_map(struct ixgbe_dcb_config *, int, u8 *); u8 ixgbe_dcb_get_tc_from_up(struct ixgbe_dcb_config *, int, u8); /* DCB credits calculation */ -s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *, +int ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *, struct ixgbe_dcb_config *, int, u8); /* DCB hw initialization */ -s32 ixgbe_dcb_hw_ets(struct ixgbe_hw *hw, struct ieee_ets *ets, int max); -s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, u16 *refill, u16 *max, +int ixgbe_dcb_hw_ets(struct ixgbe_hw *hw, struct ieee_ets *ets, int max); +int ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type, u8 *tc_prio); -s32 ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en, u8 *tc_prio); -s32 ixgbe_dcb_hw_config(struct ixgbe_hw *, struct ixgbe_dcb_config *); +int ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en, u8 *tc_prio); +int ixgbe_dcb_hw_config(struct ixgbe_hw *, struct ixgbe_dcb_config *); void ixgbe_dcb_read_rtrup2tc(struct ixgbe_hw *hw, u8 *map); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c index 379ae747cdce..185c3e5f9837 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c @@ -15,10 +15,8 @@ * * Configure Rx Data Arbiter and credits for each traffic class. */ -s32 ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *prio_type) +int ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *prio_type) { u32 reg = 0; u32 credit_refill = 0; @@ -75,11 +73,8 @@ s32 ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *hw, * * Configure Tx Descriptor Arbiter and credits for each traffic class. */ -s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type) +int ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type) { u32 reg, max_credits; u8 i; @@ -124,11 +119,8 @@ s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, * * Configure Tx Data Arbiter and credits for each traffic class. */ -s32 ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type) +int ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type) { u32 reg; u8 i; @@ -171,7 +163,7 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *hw, * * Configure Priority Flow Control for each traffic class. */ -s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *hw, u8 pfc_en) +int ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *hw, u8 pfc_en) { u32 fcrtl, reg; u8 i; @@ -224,7 +216,7 @@ s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *hw, u8 pfc_en) * Configure queue statistics registers, all queues belonging to same traffic * class uses a single set of queue statistics counters. */ -static s32 ixgbe_dcb_config_tc_stats_82598(struct ixgbe_hw *hw) +static int ixgbe_dcb_config_tc_stats_82598(struct ixgbe_hw *hw) { u32 reg = 0; u8 i = 0; @@ -260,7 +252,7 @@ static s32 ixgbe_dcb_config_tc_stats_82598(struct ixgbe_hw *hw) * * Configure dcb settings and enable dcb mode. */ -s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, +int ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type) { ixgbe_dcb_config_rx_arbiter_82598(hw, refill, max, prio_type); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.h index fdca41abb44c..5bf3f13c6953 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.h @@ -46,27 +46,19 @@ /* DCB hardware-specific driver APIs */ /* DCB PFC functions */ -s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *, u8 pfc_en); +int ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *, u8 pfc_en); /* DCB hw initialization */ -s32 ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *prio_type); - -s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type); - -s32 ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type); - -s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, +int ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *prio_type); + +int ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type); + +int ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type); + +int ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type); #endif /* _DCB_82598_CONFIG_H */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c index 7948849840a5..c61bd9059541 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c @@ -17,7 +17,7 @@ * * Configure Rx Packet Arbiter and credits for each traffic class. */ -s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, +int ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, @@ -76,7 +76,7 @@ s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, * * Configure Tx Descriptor Arbiter and credits for each traffic class. */ -s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw, +int ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, @@ -128,7 +128,7 @@ s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw, * * Configure Tx Packet Arbiter and credits for each traffic class. */ -s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, +int ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, @@ -187,7 +187,7 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, * * Configure Priority Flow Control (PFC) for each traffic class. */ -s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) +int ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) { u32 i, j, fcrtl, reg; u8 max_tc = 0; @@ -272,7 +272,7 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) * Configure queue statistics registers, all queues belonging to same traffic * class uses a single set of queue statistics counters. */ -static s32 ixgbe_dcb_config_tc_stats_82599(struct ixgbe_hw *hw) +static int ixgbe_dcb_config_tc_stats_82599(struct ixgbe_hw *hw) { u32 reg = 0; u8 i = 0; @@ -330,7 +330,7 @@ static s32 ixgbe_dcb_config_tc_stats_82599(struct ixgbe_hw *hw) * * Configure dcb settings and enable dcb mode. */ -s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, +int ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type, u8 *prio_tc) { ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, bwg_id, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.h index c6f084883cab..f6e5a87c03e3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.h @@ -70,30 +70,21 @@ /* DCB hardware-specific driver APIs */ /* DCB PFC functions */ -s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc); +int ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc); /* DCB hw initialization */ -s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type, - u8 *prio_tc); - -s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type); - -s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, - u16 *refill, - u16 *max, - u8 *bwg_id, - u8 *prio_type, - u8 *prio_tc); - -s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, +int ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type, + u8 *prio_tc); + +int ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type); + +int ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, + u16 *max, u8 *bwg_id, u8 *prio_type, + u8 *prio_tc); + +int ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type, u8 *prio_tc); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 9a63457712c7..6e6e6f1847b6 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -349,6 +349,8 @@ static int ixgbe_get_link_ksettings(struct net_device *netdev, case ixgbe_sfp_type_1g_sx_core1: case ixgbe_sfp_type_1g_lx_core0: case ixgbe_sfp_type_1g_lx_core1: + case ixgbe_sfp_type_1g_bx_core0: + case ixgbe_sfp_type_1g_bx_core1: ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); ethtool_link_ksettings_add_link_mode(cmd, advertising, @@ -459,7 +461,7 @@ static int ixgbe_set_link_ksettings(struct net_device *netdev, struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u32 advertised, old; - s32 err = 0; + int err = 0; if ((hw->phy.media_type == ixgbe_media_type_copper) || (hw->phy.multispeed_fiber)) { @@ -3326,9 +3328,9 @@ static int ixgbe_get_module_info(struct net_device *dev, { struct ixgbe_adapter *adapter = netdev_priv(dev); struct ixgbe_hw *hw = &adapter->hw; - s32 status; u8 sff8472_rev, addr_mode; bool page_swap = false; + int status; if (hw->phy.type == ixgbe_phy_fw) return -ENXIO; @@ -3372,7 +3374,7 @@ static int ixgbe_get_module_eeprom(struct net_device *dev, { struct ixgbe_adapter *adapter = netdev_priv(dev); struct ixgbe_hw *hw = &adapter->hw; - s32 status = -EFAULT; + int status = -EFAULT; u8 databyte = 0xFF; int i = 0; @@ -3403,66 +3405,68 @@ static int ixgbe_get_module_eeprom(struct net_device *dev, static const struct { ixgbe_link_speed mac_speed; - u32 supported; + u32 link_mode; } ixgbe_ls_map[] = { - { IXGBE_LINK_SPEED_10_FULL, SUPPORTED_10baseT_Full }, - { IXGBE_LINK_SPEED_100_FULL, SUPPORTED_100baseT_Full }, - { IXGBE_LINK_SPEED_1GB_FULL, SUPPORTED_1000baseT_Full }, - { IXGBE_LINK_SPEED_2_5GB_FULL, SUPPORTED_2500baseX_Full }, - { IXGBE_LINK_SPEED_10GB_FULL, SUPPORTED_10000baseT_Full }, + { IXGBE_LINK_SPEED_10_FULL, ETHTOOL_LINK_MODE_10baseT_Full_BIT }, + { IXGBE_LINK_SPEED_100_FULL, ETHTOOL_LINK_MODE_100baseT_Full_BIT }, + { IXGBE_LINK_SPEED_1GB_FULL, ETHTOOL_LINK_MODE_1000baseT_Full_BIT }, + { IXGBE_LINK_SPEED_2_5GB_FULL, ETHTOOL_LINK_MODE_2500baseX_Full_BIT }, + { IXGBE_LINK_SPEED_10GB_FULL, ETHTOOL_LINK_MODE_10000baseT_Full_BIT }, }; static const struct { u32 lp_advertised; - u32 mac_speed; + u32 link_mode; } ixgbe_lp_map[] = { - { FW_PHY_ACT_UD_2_100M_TX_EEE, SUPPORTED_100baseT_Full }, - { FW_PHY_ACT_UD_2_1G_T_EEE, SUPPORTED_1000baseT_Full }, - { FW_PHY_ACT_UD_2_10G_T_EEE, SUPPORTED_10000baseT_Full }, - { FW_PHY_ACT_UD_2_1G_KX_EEE, SUPPORTED_1000baseKX_Full }, - { FW_PHY_ACT_UD_2_10G_KX4_EEE, SUPPORTED_10000baseKX4_Full }, - { FW_PHY_ACT_UD_2_10G_KR_EEE, SUPPORTED_10000baseKR_Full}, + { FW_PHY_ACT_UD_2_100M_TX_EEE, ETHTOOL_LINK_MODE_100baseT_Full_BIT }, + { FW_PHY_ACT_UD_2_1G_T_EEE, ETHTOOL_LINK_MODE_1000baseT_Full_BIT }, + { FW_PHY_ACT_UD_2_10G_T_EEE, ETHTOOL_LINK_MODE_10000baseT_Full_BIT }, + { FW_PHY_ACT_UD_2_1G_KX_EEE, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT }, + { FW_PHY_ACT_UD_2_10G_KX4_EEE, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT }, + { FW_PHY_ACT_UD_2_10G_KR_EEE, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT}, }; static int -ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_eee *edata) +ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_keee *edata) { + __ETHTOOL_DECLARE_LINK_MODE_MASK(common); u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 }; struct ixgbe_hw *hw = &adapter->hw; - s32 rc; + int rc; u16 i; rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_UD_2, &info); if (rc) return rc; - edata->lp_advertised = 0; for (i = 0; i < ARRAY_SIZE(ixgbe_lp_map); ++i) { if (info[0] & ixgbe_lp_map[i].lp_advertised) - edata->lp_advertised |= ixgbe_lp_map[i].mac_speed; + linkmode_set_bit(ixgbe_lp_map[i].link_mode, + edata->lp_advertised); } - edata->supported = 0; for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) { if (hw->phy.eee_speeds_supported & ixgbe_ls_map[i].mac_speed) - edata->supported |= ixgbe_ls_map[i].supported; + linkmode_set_bit(ixgbe_lp_map[i].link_mode, + edata->supported); } - edata->advertised = 0; for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) { if (hw->phy.eee_speeds_advertised & ixgbe_ls_map[i].mac_speed) - edata->advertised |= ixgbe_ls_map[i].supported; + linkmode_set_bit(ixgbe_lp_map[i].link_mode, + edata->advertised); } - edata->eee_enabled = !!edata->advertised; + edata->eee_enabled = !linkmode_empty(edata->advertised); edata->tx_lpi_enabled = edata->eee_enabled; - if (edata->advertised & edata->lp_advertised) - edata->eee_active = true; + + linkmode_and(common, edata->advertised, edata->lp_advertised); + edata->eee_active = !linkmode_empty(common); return 0; } -static int ixgbe_get_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int ixgbe_get_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -3476,17 +3480,17 @@ static int ixgbe_get_eee(struct net_device *netdev, struct ethtool_eee *edata) return -EOPNOTSUPP; } -static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_eee *edata) +static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_keee *edata) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; - struct ethtool_eee eee_data; - s32 ret_val; + struct ethtool_keee eee_data; + int ret_val; if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE)) return -EOPNOTSUPP; - memset(&eee_data, 0, sizeof(struct ethtool_eee)); + memset(&eee_data, 0, sizeof(struct ethtool_keee)); ret_val = ixgbe_get_eee(netdev, &eee_data); if (ret_val) @@ -3504,7 +3508,7 @@ static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_eee *edata) return -EINVAL; } - if (eee_data.advertised != edata->advertised) { + if (!linkmode_equal(eee_data.advertised, edata->advertised)) { e_err(drv, "Setting EEE advertised speeds is not supported\n"); return -EINVAL; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index bd541527c8c7..f985252c8c8d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -153,7 +153,7 @@ MODULE_PARM_DESC(max_vfs, #endif /* CONFIG_PCI_IOV */ static bool allow_unsupported_sfp; -module_param(allow_unsupported_sfp, bool, 0); +module_param(allow_unsupported_sfp, bool, 0444); MODULE_PARM_DESC(allow_unsupported_sfp, "Allow unsupported and untested SFP+ modules on 82599-based adapters"); @@ -205,7 +205,7 @@ static int ixgbe_read_pci_cfg_word_parent(struct ixgbe_adapter *adapter, return 0; } -static s32 ixgbe_get_parent_bus_info(struct ixgbe_adapter *adapter) +static int ixgbe_get_parent_bus_info(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; u16 link_status = 0; @@ -1106,6 +1106,44 @@ static int ixgbe_tx_maxrate(struct net_device *netdev, } /** + * ixgbe_update_tx_ring_stats - Update Tx ring specific counters + * @tx_ring: ring to update + * @q_vector: queue vector ring belongs to + * @pkts: number of processed packets + * @bytes: number of processed bytes + */ +void ixgbe_update_tx_ring_stats(struct ixgbe_ring *tx_ring, + struct ixgbe_q_vector *q_vector, u64 pkts, + u64 bytes) +{ + u64_stats_update_begin(&tx_ring->syncp); + tx_ring->stats.bytes += bytes; + tx_ring->stats.packets += pkts; + u64_stats_update_end(&tx_ring->syncp); + q_vector->tx.total_bytes += bytes; + q_vector->tx.total_packets += pkts; +} + +/** + * ixgbe_update_rx_ring_stats - Update Rx ring specific counters + * @rx_ring: ring to update + * @q_vector: queue vector ring belongs to + * @pkts: number of processed packets + * @bytes: number of processed bytes + */ +void ixgbe_update_rx_ring_stats(struct ixgbe_ring *rx_ring, + struct ixgbe_q_vector *q_vector, u64 pkts, + u64 bytes) +{ + u64_stats_update_begin(&rx_ring->syncp); + rx_ring->stats.bytes += bytes; + rx_ring->stats.packets += pkts; + u64_stats_update_end(&rx_ring->syncp); + q_vector->rx.total_bytes += bytes; + q_vector->rx.total_packets += pkts; +} + +/** * ixgbe_clean_tx_irq - Reclaim resources after transmit completes * @q_vector: structure containing interrupt and ring information * @tx_ring: tx ring to clean @@ -1207,12 +1245,8 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector, i += tx_ring->count; tx_ring->next_to_clean = i; - u64_stats_update_begin(&tx_ring->syncp); - tx_ring->stats.bytes += total_bytes; - tx_ring->stats.packets += total_packets; - u64_stats_update_end(&tx_ring->syncp); - q_vector->tx.total_bytes += total_bytes; - q_vector->tx.total_packets += total_packets; + ixgbe_update_tx_ring_stats(tx_ring, q_vector, total_packets, + total_bytes); adapter->tx_ipsec += total_ipsec; if (check_for_tx_hang(tx_ring) && ixgbe_check_tx_hang(tx_ring)) { @@ -2429,12 +2463,8 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector, ixgbe_xdp_ring_update_tail_locked(ring); } - u64_stats_update_begin(&rx_ring->syncp); - rx_ring->stats.packets += total_rx_packets; - rx_ring->stats.bytes += total_rx_bytes; - u64_stats_update_end(&rx_ring->syncp); - q_vector->rx.total_packets += total_rx_packets; - q_vector->rx.total_bytes += total_rx_bytes; + ixgbe_update_rx_ring_stats(rx_ring, q_vector, total_rx_packets, + total_rx_bytes); return total_rx_packets; } @@ -2939,8 +2969,8 @@ static void ixgbe_check_lsc(struct ixgbe_adapter *adapter) static inline void ixgbe_irq_enable_queues(struct ixgbe_adapter *adapter, u64 qmask) { - u32 mask; struct ixgbe_hw *hw = &adapter->hw; + u32 mask; switch (hw->mac.type) { case ixgbe_mac_82598EB: @@ -7809,7 +7839,7 @@ static void ixgbe_watchdog_subtask(struct ixgbe_adapter *adapter) static void ixgbe_sfp_detection_subtask(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; - s32 err; + int err; /* not searching for SFP so there is nothing to do here */ if (!(adapter->flags2 & IXGBE_FLAG2_SEARCH_FOR_SFP) && @@ -10205,7 +10235,7 @@ ixgbe_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IXGBE_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | @@ -10525,6 +10555,44 @@ static void ixgbe_reset_rxr_stats(struct ixgbe_ring *rx_ring) } /** + * ixgbe_irq_disable_single - Disable single IRQ vector + * @adapter: adapter structure + * @ring: ring index + **/ +static void ixgbe_irq_disable_single(struct ixgbe_adapter *adapter, u32 ring) +{ + struct ixgbe_hw *hw = &adapter->hw; + u64 qmask = BIT_ULL(ring); + u32 mask; + + switch (adapter->hw.mac.type) { + case ixgbe_mac_82598EB: + mask = qmask & IXGBE_EIMC_RTX_QUEUE; + IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, mask); + break; + case ixgbe_mac_82599EB: + case ixgbe_mac_X540: + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_x550em_a: + mask = (qmask & 0xFFFFFFFF); + if (mask) + IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask); + mask = (qmask >> 32); + if (mask) + IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask); + break; + default: + break; + } + IXGBE_WRITE_FLUSH(&adapter->hw); + if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) + synchronize_irq(adapter->msix_entries[ring].vector); + else + synchronize_irq(adapter->pdev->irq); +} + +/** * ixgbe_txrx_ring_disable - Disable Rx/Tx/XDP Tx rings * @adapter: adapter structure * @ring: ring index @@ -10540,6 +10608,11 @@ void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring) tx_ring = adapter->tx_ring[ring]; xdp_ring = adapter->xdp_ring[ring]; + ixgbe_irq_disable_single(adapter, ring); + + /* Rx/Tx/XDP Tx share the same napi context. */ + napi_disable(&rx_ring->q_vector->napi); + ixgbe_disable_txr(adapter, tx_ring); if (xdp_ring) ixgbe_disable_txr(adapter, xdp_ring); @@ -10548,9 +10621,6 @@ void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring) if (xdp_ring) synchronize_rcu(); - /* Rx/Tx/XDP Tx share the same napi context. */ - napi_disable(&rx_ring->q_vector->napi); - ixgbe_clean_tx_ring(tx_ring); if (xdp_ring) ixgbe_clean_tx_ring(xdp_ring); @@ -10578,9 +10648,6 @@ void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring) tx_ring = adapter->tx_ring[ring]; xdp_ring = adapter->xdp_ring[ring]; - /* Rx/Tx/XDP Tx share the same napi context. */ - napi_enable(&rx_ring->q_vector->napi); - ixgbe_configure_tx_ring(adapter, tx_ring); if (xdp_ring) ixgbe_configure_tx_ring(adapter, xdp_ring); @@ -10589,6 +10656,11 @@ void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring) clear_bit(__IXGBE_TX_DISABLED, &tx_ring->state); if (xdp_ring) clear_bit(__IXGBE_TX_DISABLED, &xdp_ring->state); + + /* Rx/Tx/XDP Tx share the same napi context. */ + napi_enable(&rx_ring->q_vector->napi); + ixgbe_irq_enable_queues(adapter, BIT_ULL(ring)); + IXGBE_WRITE_FLUSH(&adapter->hw); } /** diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c index fe7ef5773369..d67d77e5dacc 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c @@ -15,7 +15,7 @@ * * returns SUCCESS if it successfully read message from buffer **/ -s32 ixgbe_read_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) +int ixgbe_read_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; @@ -38,7 +38,7 @@ s32 ixgbe_read_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) * * returns SUCCESS if it successfully copied message into the buffer **/ -s32 ixgbe_write_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) +int ixgbe_write_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; @@ -58,7 +58,7 @@ s32 ixgbe_write_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) * * returns SUCCESS if the Status bit was found or else ERR_MBX **/ -s32 ixgbe_check_for_msg(struct ixgbe_hw *hw, u16 mbx_id) +int ixgbe_check_for_msg(struct ixgbe_hw *hw, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; @@ -75,7 +75,7 @@ s32 ixgbe_check_for_msg(struct ixgbe_hw *hw, u16 mbx_id) * * returns SUCCESS if the Status bit was found or else ERR_MBX **/ -s32 ixgbe_check_for_ack(struct ixgbe_hw *hw, u16 mbx_id) +int ixgbe_check_for_ack(struct ixgbe_hw *hw, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; @@ -92,7 +92,7 @@ s32 ixgbe_check_for_ack(struct ixgbe_hw *hw, u16 mbx_id) * * returns SUCCESS if the Status bit was found or else ERR_MBX **/ -s32 ixgbe_check_for_rst(struct ixgbe_hw *hw, u16 mbx_id) +int ixgbe_check_for_rst(struct ixgbe_hw *hw, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; @@ -109,7 +109,7 @@ s32 ixgbe_check_for_rst(struct ixgbe_hw *hw, u16 mbx_id) * * returns SUCCESS if it successfully received a message notification **/ -static s32 ixgbe_poll_for_msg(struct ixgbe_hw *hw, u16 mbx_id) +static int ixgbe_poll_for_msg(struct ixgbe_hw *hw, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; int countdown = mbx->timeout; @@ -134,7 +134,7 @@ static s32 ixgbe_poll_for_msg(struct ixgbe_hw *hw, u16 mbx_id) * * returns SUCCESS if it successfully received a message acknowledgement **/ -static s32 ixgbe_poll_for_ack(struct ixgbe_hw *hw, u16 mbx_id) +static int ixgbe_poll_for_ack(struct ixgbe_hw *hw, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; int countdown = mbx->timeout; @@ -162,11 +162,11 @@ static s32 ixgbe_poll_for_ack(struct ixgbe_hw *hw, u16 mbx_id) * returns SUCCESS if it successfully received a message notification and * copied it into the receive buffer. **/ -static s32 ixgbe_read_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, +static int ixgbe_read_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; - s32 ret_val; + int ret_val; if (!mbx->ops) return -EIO; @@ -189,11 +189,11 @@ static s32 ixgbe_read_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, * returns SUCCESS if it successfully copied message into the buffer and * received an ack to that message within delay * timeout period **/ -static s32 ixgbe_write_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, - u16 mbx_id) +static int ixgbe_write_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, + u16 mbx_id) { struct ixgbe_mbx_info *mbx = &hw->mbx; - s32 ret_val; + int ret_val; /* exit if either we can't write or there isn't a defined timeout */ if (!mbx->ops || !mbx->timeout) @@ -208,7 +208,7 @@ static s32 ixgbe_write_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, return ixgbe_poll_for_ack(hw, mbx_id); } -static s32 ixgbe_check_for_bit_pf(struct ixgbe_hw *hw, u32 mask, s32 index) +static int ixgbe_check_for_bit_pf(struct ixgbe_hw *hw, u32 mask, s32 index) { u32 mbvficr = IXGBE_READ_REG(hw, IXGBE_MBVFICR(index)); @@ -227,9 +227,9 @@ static s32 ixgbe_check_for_bit_pf(struct ixgbe_hw *hw, u32 mask, s32 index) * * returns SUCCESS if the VF has set the Status bit or else ERR_MBX **/ -static s32 ixgbe_check_for_msg_pf(struct ixgbe_hw *hw, u16 vf_number) +static int ixgbe_check_for_msg_pf(struct ixgbe_hw *hw, u16 vf_number) { - s32 index = IXGBE_MBVFICR_INDEX(vf_number); + int index = IXGBE_MBVFICR_INDEX(vf_number); u32 vf_bit = vf_number % 16; if (!ixgbe_check_for_bit_pf(hw, IXGBE_MBVFICR_VFREQ_VF1 << vf_bit, @@ -248,9 +248,9 @@ static s32 ixgbe_check_for_msg_pf(struct ixgbe_hw *hw, u16 vf_number) * * returns SUCCESS if the VF has set the Status bit or else ERR_MBX **/ -static s32 ixgbe_check_for_ack_pf(struct ixgbe_hw *hw, u16 vf_number) +static int ixgbe_check_for_ack_pf(struct ixgbe_hw *hw, u16 vf_number) { - s32 index = IXGBE_MBVFICR_INDEX(vf_number); + int index = IXGBE_MBVFICR_INDEX(vf_number); u32 vf_bit = vf_number % 16; if (!ixgbe_check_for_bit_pf(hw, IXGBE_MBVFICR_VFACK_VF1 << vf_bit, @@ -269,7 +269,7 @@ static s32 ixgbe_check_for_ack_pf(struct ixgbe_hw *hw, u16 vf_number) * * returns SUCCESS if the VF has set the Status bit or else ERR_MBX **/ -static s32 ixgbe_check_for_rst_pf(struct ixgbe_hw *hw, u16 vf_number) +static int ixgbe_check_for_rst_pf(struct ixgbe_hw *hw, u16 vf_number) { u32 reg_offset = (vf_number < 32) ? 0 : 1; u32 vf_shift = vf_number % 32; @@ -305,7 +305,7 @@ static s32 ixgbe_check_for_rst_pf(struct ixgbe_hw *hw, u16 vf_number) * * return SUCCESS if we obtained the mailbox lock **/ -static s32 ixgbe_obtain_mbx_lock_pf(struct ixgbe_hw *hw, u16 vf_number) +static int ixgbe_obtain_mbx_lock_pf(struct ixgbe_hw *hw, u16 vf_number) { u32 p2v_mailbox; @@ -329,10 +329,10 @@ static s32 ixgbe_obtain_mbx_lock_pf(struct ixgbe_hw *hw, u16 vf_number) * * returns SUCCESS if it successfully copied message into the buffer **/ -static s32 ixgbe_write_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size, +static int ixgbe_write_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 vf_number) { - s32 ret_val; + int ret_val; u16 i; /* lock the mailbox to prevent pf/vf race condition */ @@ -368,10 +368,10 @@ static s32 ixgbe_write_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size, * memory buffer. The presumption is that the caller knows that there was * a message due to a VF request so no polling for message is needed. **/ -static s32 ixgbe_read_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size, +static int ixgbe_read_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 vf_number) { - s32 ret_val; + int ret_val; u16 i; /* lock the mailbox to prevent pf/vf race condition */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h index 6434c190e7a4..bd205306934b 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h @@ -96,11 +96,11 @@ enum ixgbe_pfvf_api_rev { #define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */ #define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */ -s32 ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16); -s32 ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16); -s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16); -s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16); -s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16); +int ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16); +int ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16); +int ixgbe_check_for_msg(struct ixgbe_hw *, u16); +int ixgbe_check_for_ack(struct ixgbe_hw *, u16); +int ixgbe_check_for_rst(struct ixgbe_hw *, u16); #ifdef CONFIG_PCI_IOV void ixgbe_init_mbx_params_pf(struct ixgbe_hw *); #endif /* CONFIG_PCI_IOV */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c index f28140a05f09..07eaa3c3f4d3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c @@ -11,19 +11,19 @@ static void ixgbe_i2c_start(struct ixgbe_hw *hw); static void ixgbe_i2c_stop(struct ixgbe_hw *hw); -static s32 ixgbe_clock_in_i2c_byte(struct ixgbe_hw *hw, u8 *data); -static s32 ixgbe_clock_out_i2c_byte(struct ixgbe_hw *hw, u8 data); -static s32 ixgbe_get_i2c_ack(struct ixgbe_hw *hw); -static s32 ixgbe_clock_in_i2c_bit(struct ixgbe_hw *hw, bool *data); -static s32 ixgbe_clock_out_i2c_bit(struct ixgbe_hw *hw, bool data); +static int ixgbe_clock_in_i2c_byte(struct ixgbe_hw *hw, u8 *data); +static int ixgbe_clock_out_i2c_byte(struct ixgbe_hw *hw, u8 data); +static int ixgbe_get_i2c_ack(struct ixgbe_hw *hw); +static int ixgbe_clock_in_i2c_bit(struct ixgbe_hw *hw, bool *data); +static int ixgbe_clock_out_i2c_bit(struct ixgbe_hw *hw, bool data); static void ixgbe_raise_i2c_clk(struct ixgbe_hw *hw, u32 *i2cctl); static void ixgbe_lower_i2c_clk(struct ixgbe_hw *hw, u32 *i2cctl); -static s32 ixgbe_set_i2c_data(struct ixgbe_hw *hw, u32 *i2cctl, bool data); +static int ixgbe_set_i2c_data(struct ixgbe_hw *hw, u32 *i2cctl, bool data); static bool ixgbe_get_i2c_data(struct ixgbe_hw *hw, u32 *i2cctl); static void ixgbe_i2c_bus_clear(struct ixgbe_hw *hw); static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id); -static s32 ixgbe_get_phy_id(struct ixgbe_hw *hw); -static s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw); +static int ixgbe_get_phy_id(struct ixgbe_hw *hw); +static int ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw); /** * ixgbe_out_i2c_byte_ack - Send I2C byte with ack @@ -32,9 +32,9 @@ static s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw); * * Returns an error code on error. **/ -static s32 ixgbe_out_i2c_byte_ack(struct ixgbe_hw *hw, u8 byte) +static int ixgbe_out_i2c_byte_ack(struct ixgbe_hw *hw, u8 byte) { - s32 status; + int status; status = ixgbe_clock_out_i2c_byte(hw, byte); if (status) @@ -49,9 +49,9 @@ static s32 ixgbe_out_i2c_byte_ack(struct ixgbe_hw *hw, u8 byte) * * Returns an error code on error. **/ -static s32 ixgbe_in_i2c_byte_ack(struct ixgbe_hw *hw, u8 *byte) +static int ixgbe_in_i2c_byte_ack(struct ixgbe_hw *hw, u8 *byte) { - s32 status; + int status; status = ixgbe_clock_in_i2c_byte(hw, byte); if (status) @@ -85,7 +85,7 @@ static u8 ixgbe_ones_comp_byte_add(u8 add1, u8 add2) * * Returns an error code on error. */ -s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, +int ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, u16 reg, u16 *val, bool lock) { u32 swfw_mask = hw->phy.phy_semaphore_mask; @@ -163,7 +163,7 @@ fail: * * Returns an error code on error. */ -s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, +int ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, u16 reg, u16 val, bool lock) { u32 swfw_mask = hw->phy.phy_semaphore_mask; @@ -260,7 +260,7 @@ static bool ixgbe_probe_phy(struct ixgbe_hw *hw, u16 phy_addr) * * Determines the physical layer module found on the current adapter. **/ -s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw) +int ixgbe_identify_phy_generic(struct ixgbe_hw *hw) { u32 status = -EFAULT; u32 phy_addr; @@ -332,11 +332,11 @@ bool ixgbe_check_reset_blocked(struct ixgbe_hw *hw) * @hw: pointer to hardware structure * **/ -static s32 ixgbe_get_phy_id(struct ixgbe_hw *hw) +static int ixgbe_get_phy_id(struct ixgbe_hw *hw) { - s32 status; u16 phy_id_high = 0; u16 phy_id_low = 0; + int status; status = hw->phy.ops.read_reg(hw, MDIO_DEVID1, MDIO_MMD_PMAPMD, &phy_id_high); @@ -394,11 +394,11 @@ static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id) * ixgbe_reset_phy_generic - Performs a PHY reset * @hw: pointer to hardware structure **/ -s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw) +int ixgbe_reset_phy_generic(struct ixgbe_hw *hw) { u32 i; u16 ctrl = 0; - s32 status = 0; + int status = 0; if (hw->phy.type == ixgbe_phy_unknown) status = ixgbe_identify_phy_generic(hw); @@ -470,8 +470,8 @@ s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw) * * Reads a value from a specified PHY register without the SWFW lock **/ -s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, - u16 *phy_data) +int ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, + u16 *phy_data) { u32 i, data, command; @@ -546,11 +546,11 @@ s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, * @device_type: 5 bit device type * @phy_data: Pointer to read data from PHY register **/ -s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, +int ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 *phy_data) { - s32 status; u32 gssr = hw->phy.phy_semaphore_mask; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, gssr) == 0) { status = ixgbe_read_phy_reg_mdi(hw, reg_addr, device_type, @@ -571,8 +571,8 @@ s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, * @device_type: 5 bit device type * @phy_data: Data to write to the PHY register **/ -s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 phy_data) +int ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, + u16 phy_data) { u32 i, command; @@ -644,11 +644,11 @@ s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, * @device_type: 5 bit device type * @phy_data: Data to write to the PHY register **/ -s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, +int ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 phy_data) { - s32 status; u32 gssr = hw->phy.phy_semaphore_mask; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, gssr) == 0) { status = ixgbe_write_phy_reg_mdi(hw, reg_addr, device_type, @@ -668,7 +668,7 @@ s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, * @hw: pointer to hardware structure * @cmd: command register value to write **/ -static s32 ixgbe_msca_cmd(struct ixgbe_hw *hw, u32 cmd) +static int ixgbe_msca_cmd(struct ixgbe_hw *hw, u32 cmd) { IXGBE_WRITE_REG(hw, IXGBE_MSCA, cmd); @@ -684,11 +684,11 @@ static s32 ixgbe_msca_cmd(struct ixgbe_hw *hw, u32 cmd) * @regnum: register number * @gssr: semaphore flags to acquire **/ -static s32 ixgbe_mii_bus_read_generic_c22(struct ixgbe_hw *hw, int addr, +static int ixgbe_mii_bus_read_generic_c22(struct ixgbe_hw *hw, int addr, int regnum, u32 gssr) { u32 hwaddr, cmd; - s32 data; + int data; if (hw->mac.ops.acquire_swfw_sync(hw, gssr)) return -EBUSY; @@ -718,11 +718,11 @@ mii_bus_read_done: * @regnum: register number * @gssr: semaphore flags to acquire **/ -static s32 ixgbe_mii_bus_read_generic_c45(struct ixgbe_hw *hw, int addr, +static int ixgbe_mii_bus_read_generic_c45(struct ixgbe_hw *hw, int addr, int devad, int regnum, u32 gssr) { u32 hwaddr, cmd; - s32 data; + int data; if (hw->mac.ops.acquire_swfw_sync(hw, gssr)) return -EBUSY; @@ -756,11 +756,11 @@ mii_bus_read_done: * @val: value to write * @gssr: semaphore flags to acquire **/ -static s32 ixgbe_mii_bus_write_generic_c22(struct ixgbe_hw *hw, int addr, +static int ixgbe_mii_bus_write_generic_c22(struct ixgbe_hw *hw, int addr, int regnum, u16 val, u32 gssr) { u32 hwaddr, cmd; - s32 err; + int err; if (hw->mac.ops.acquire_swfw_sync(hw, gssr)) return -EBUSY; @@ -787,12 +787,12 @@ static s32 ixgbe_mii_bus_write_generic_c22(struct ixgbe_hw *hw, int addr, * @val: value to write * @gssr: semaphore flags to acquire **/ -static s32 ixgbe_mii_bus_write_generic_c45(struct ixgbe_hw *hw, int addr, +static int ixgbe_mii_bus_write_generic_c45(struct ixgbe_hw *hw, int addr, int devad, int regnum, u16 val, u32 gssr) { u32 hwaddr, cmd; - s32 err; + int err; if (hw->mac.ops.acquire_swfw_sync(hw, gssr)) return -EBUSY; @@ -821,7 +821,7 @@ mii_bus_write_done: * @addr: address * @regnum: register number **/ -static s32 ixgbe_mii_bus_read_c22(struct mii_bus *bus, int addr, int regnum) +static int ixgbe_mii_bus_read_c22(struct mii_bus *bus, int addr, int regnum) { struct ixgbe_adapter *adapter = bus->priv; struct ixgbe_hw *hw = &adapter->hw; @@ -837,7 +837,7 @@ static s32 ixgbe_mii_bus_read_c22(struct mii_bus *bus, int addr, int regnum) * @addr: address * @regnum: register number **/ -static s32 ixgbe_mii_bus_read_c45(struct mii_bus *bus, int devad, int addr, +static int ixgbe_mii_bus_read_c45(struct mii_bus *bus, int devad, int addr, int regnum) { struct ixgbe_adapter *adapter = bus->priv; @@ -854,7 +854,7 @@ static s32 ixgbe_mii_bus_read_c45(struct mii_bus *bus, int devad, int addr, * @regnum: register number * @val: value to write **/ -static s32 ixgbe_mii_bus_write_c22(struct mii_bus *bus, int addr, int regnum, +static int ixgbe_mii_bus_write_c22(struct mii_bus *bus, int addr, int regnum, u16 val) { struct ixgbe_adapter *adapter = bus->priv; @@ -872,7 +872,7 @@ static s32 ixgbe_mii_bus_write_c22(struct mii_bus *bus, int addr, int regnum, * @regnum: register number * @val: value to write **/ -static s32 ixgbe_mii_bus_write_c45(struct mii_bus *bus, int addr, int devad, +static int ixgbe_mii_bus_write_c45(struct mii_bus *bus, int addr, int devad, int regnum, u16 val) { struct ixgbe_adapter *adapter = bus->priv; @@ -889,7 +889,7 @@ static s32 ixgbe_mii_bus_write_c45(struct mii_bus *bus, int addr, int devad, * @addr: address * @regnum: register number **/ -static s32 ixgbe_x550em_a_mii_bus_read_c22(struct mii_bus *bus, int addr, +static int ixgbe_x550em_a_mii_bus_read_c22(struct mii_bus *bus, int addr, int regnum) { struct ixgbe_adapter *adapter = bus->priv; @@ -907,7 +907,7 @@ static s32 ixgbe_x550em_a_mii_bus_read_c22(struct mii_bus *bus, int addr, * @devad: device address to read * @regnum: register number **/ -static s32 ixgbe_x550em_a_mii_bus_read_c45(struct mii_bus *bus, int addr, +static int ixgbe_x550em_a_mii_bus_read_c45(struct mii_bus *bus, int addr, int devad, int regnum) { struct ixgbe_adapter *adapter = bus->priv; @@ -925,7 +925,7 @@ static s32 ixgbe_x550em_a_mii_bus_read_c45(struct mii_bus *bus, int addr, * @regnum: register number * @val: value to write **/ -static s32 ixgbe_x550em_a_mii_bus_write_c22(struct mii_bus *bus, int addr, +static int ixgbe_x550em_a_mii_bus_write_c22(struct mii_bus *bus, int addr, int regnum, u16 val) { struct ixgbe_adapter *adapter = bus->priv; @@ -944,7 +944,7 @@ static s32 ixgbe_x550em_a_mii_bus_write_c22(struct mii_bus *bus, int addr, * @regnum: register number * @val: value to write **/ -static s32 ixgbe_x550em_a_mii_bus_write_c45(struct mii_bus *bus, int addr, +static int ixgbe_x550em_a_mii_bus_write_c45(struct mii_bus *bus, int addr, int devad, int regnum, u16 val) { struct ixgbe_adapter *adapter = bus->priv; @@ -1023,13 +1023,13 @@ out: * * ixgbe_mii_bus_init initializes a mii_bus structure in adapter **/ -s32 ixgbe_mii_bus_init(struct ixgbe_hw *hw) +int ixgbe_mii_bus_init(struct ixgbe_hw *hw) { - s32 (*write_c22)(struct mii_bus *bus, int addr, int regnum, u16 val); - s32 (*read_c22)(struct mii_bus *bus, int addr, int regnum); - s32 (*write_c45)(struct mii_bus *bus, int addr, int devad, int regnum, + int (*write_c22)(struct mii_bus *bus, int addr, int regnum, u16 val); + int (*read_c22)(struct mii_bus *bus, int addr, int regnum); + int (*write_c45)(struct mii_bus *bus, int addr, int devad, int regnum, u16 val); - s32 (*read_c45)(struct mii_bus *bus, int addr, int devad, int regnum); + int (*read_c45)(struct mii_bus *bus, int addr, int devad, int regnum); struct ixgbe_adapter *adapter = hw->back; struct pci_dev *pdev = adapter->pdev; struct device *dev = &adapter->netdev->dev; @@ -1095,12 +1095,12 @@ s32 ixgbe_mii_bus_init(struct ixgbe_hw *hw) * * Restart autonegotiation and PHY and waits for completion. **/ -s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw) +int ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw) { - s32 status = 0; u16 autoneg_reg = IXGBE_MII_AUTONEG_REG; - bool autoneg = false; ixgbe_link_speed speed; + bool autoneg = false; + int status = 0; ixgbe_get_copper_link_capabilities_generic(hw, &speed, &autoneg); @@ -1173,7 +1173,7 @@ s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw) * @speed: new link speed * @autoneg_wait_to_complete: unused **/ -s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, +int ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { @@ -1214,10 +1214,10 @@ s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, * Determines the supported link capabilities by reading the PHY auto * negotiation register. */ -static s32 ixgbe_get_copper_speeds_supported(struct ixgbe_hw *hw) +static int ixgbe_get_copper_speeds_supported(struct ixgbe_hw *hw) { u16 speed_ability; - s32 status; + int status; status = hw->phy.ops.read_reg(hw, MDIO_SPEED, MDIO_MMD_PMAPMD, &speed_ability); @@ -1253,11 +1253,11 @@ static s32 ixgbe_get_copper_speeds_supported(struct ixgbe_hw *hw) * @speed: pointer to link speed * @autoneg: boolean auto-negotiation value */ -s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw, +int ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *autoneg) { - s32 status = 0; + int status = 0; *autoneg = true; if (!hw->phy.speeds_supported) @@ -1276,15 +1276,15 @@ s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw, * Reads the VS1 register to determine if link is up and the current speed for * the PHY. **/ -s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed, +int ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up) { - s32 status; - u32 time_out; u32 max_time_out = 10; - u16 phy_link = 0; u16 phy_speed = 0; + u16 phy_link = 0; u16 phy_data = 0; + u32 time_out; + int status; /* Initialize speed and link to default case */ *link_up = false; @@ -1326,7 +1326,7 @@ s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed, * it is called via a function pointer that could call other * functions that could return an error. **/ -s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw) +int ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw) { u16 autoneg_reg = IXGBE_MII_AUTONEG_REG; bool autoneg = false; @@ -1399,13 +1399,13 @@ s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw) * ixgbe_reset_phy_nl - Performs a PHY reset * @hw: pointer to hardware structure **/ -s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw) +int ixgbe_reset_phy_nl(struct ixgbe_hw *hw) { u16 phy_offset, control, eword, edata, block_crc; - bool end_data = false; u16 list_offset, data_offset; + bool end_data = false; u16 phy_data = 0; - s32 ret_val; + int ret_val; u32 i; /* Blocked by MNG FW so bail */ @@ -1506,7 +1506,7 @@ err_eeprom: * * Determines HW type and calls appropriate function. **/ -s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw) +int ixgbe_identify_module_generic(struct ixgbe_hw *hw) { switch (hw->mac.ops.get_media_type(hw)) { case ixgbe_media_type_fiber: @@ -1527,19 +1527,20 @@ s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw) * * Searches for and identifies the SFP module and assigns appropriate PHY type. **/ -s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) +int ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) { + enum ixgbe_sfp_type stored_sfp_type = hw->phy.sfp_type; struct ixgbe_adapter *adapter = hw->back; - s32 status; + u8 oui_bytes[3] = {0, 0, 0}; + u8 bitrate_nominal = 0; + u8 comp_codes_10g = 0; + u8 comp_codes_1g = 0; + u16 enforce_sfp = 0; u32 vendor_oui = 0; - enum ixgbe_sfp_type stored_sfp_type = hw->phy.sfp_type; u8 identifier = 0; - u8 comp_codes_1g = 0; - u8 comp_codes_10g = 0; - u8 oui_bytes[3] = {0, 0, 0}; u8 cable_tech = 0; u8 cable_spec = 0; - u16 enforce_sfp = 0; + int status; if (hw->mac.ops.get_media_type(hw) != ixgbe_media_type_fiber) { hw->phy.sfp_type = ixgbe_sfp_type_not_present; @@ -1576,7 +1577,12 @@ s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) status = hw->phy.ops.read_i2c_eeprom(hw, IXGBE_SFF_CABLE_TECHNOLOGY, &cable_tech); + if (status) + goto err_read_i2c_eeprom; + status = hw->phy.ops.read_i2c_eeprom(hw, + IXGBE_SFF_BITRATE_NOMINAL, + &bitrate_nominal); if (status) goto err_read_i2c_eeprom; @@ -1659,6 +1665,18 @@ s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) else hw->phy.sfp_type = ixgbe_sfp_type_1g_lx_core1; + /* Support only Ethernet 1000BASE-BX10, checking the Bit Rate + * Nominal Value as per SFF-8472 by convention 1.25 Gb/s should + * be rounded up to 0Dh (13 in units of 100 MBd) for 1000BASE-BX + */ + } else if ((comp_codes_1g & IXGBE_SFF_BASEBX10_CAPABLE) && + (bitrate_nominal == 0xD)) { + if (hw->bus.lan_id == 0) + hw->phy.sfp_type = + ixgbe_sfp_type_1g_bx_core0; + else + hw->phy.sfp_type = + ixgbe_sfp_type_1g_bx_core1; } else { hw->phy.sfp_type = ixgbe_sfp_type_unknown; } @@ -1747,7 +1765,9 @@ s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) hw->phy.sfp_type == ixgbe_sfp_type_1g_lx_core0 || hw->phy.sfp_type == ixgbe_sfp_type_1g_lx_core1 || hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core0 || - hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1)) { + hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1 || + hw->phy.sfp_type == ixgbe_sfp_type_1g_bx_core0 || + hw->phy.sfp_type == ixgbe_sfp_type_1g_bx_core1)) { hw->phy.type = ixgbe_phy_sfp_unsupported; return -EOPNOTSUPP; } @@ -1763,7 +1783,9 @@ s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) hw->phy.sfp_type == ixgbe_sfp_type_1g_lx_core0 || hw->phy.sfp_type == ixgbe_sfp_type_1g_lx_core1 || hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core0 || - hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1)) { + hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1 || + hw->phy.sfp_type == ixgbe_sfp_type_1g_bx_core0 || + hw->phy.sfp_type == ixgbe_sfp_type_1g_bx_core1)) { /* Make sure we're a supported PHY type */ if (hw->phy.type == ixgbe_phy_sfp_intel) return 0; @@ -1792,10 +1814,10 @@ err_read_i2c_eeprom: * * Searches for and identifies the QSFP module and assigns appropriate PHY type **/ -static s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw) +static int ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw) { struct ixgbe_adapter *adapter = hw->back; - s32 status; + int status; u32 vendor_oui = 0; enum ixgbe_sfp_type stored_sfp_type = hw->phy.sfp_type; u8 identifier = 0; @@ -1975,7 +1997,7 @@ err_read_i2c_eeprom: * Checks the MAC's EEPROM to see if it supports a given SFP+ module type, if * so it returns the offsets to the phy init sequence block. **/ -s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw, +int ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw, u16 *list_offset, u16 *data_offset) { @@ -1999,12 +2021,14 @@ s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw, if (sfp_type == ixgbe_sfp_type_da_act_lmt_core0 || sfp_type == ixgbe_sfp_type_1g_lx_core0 || sfp_type == ixgbe_sfp_type_1g_cu_core0 || - sfp_type == ixgbe_sfp_type_1g_sx_core0) + sfp_type == ixgbe_sfp_type_1g_sx_core0 || + sfp_type == ixgbe_sfp_type_1g_bx_core0) sfp_type = ixgbe_sfp_type_srlr_core0; else if (sfp_type == ixgbe_sfp_type_da_act_lmt_core1 || sfp_type == ixgbe_sfp_type_1g_lx_core1 || sfp_type == ixgbe_sfp_type_1g_cu_core1 || - sfp_type == ixgbe_sfp_type_1g_sx_core1) + sfp_type == ixgbe_sfp_type_1g_sx_core1 || + sfp_type == ixgbe_sfp_type_1g_bx_core1) sfp_type = ixgbe_sfp_type_srlr_core1; /* Read offset to PHY init contents */ @@ -2065,7 +2089,7 @@ err_phy: * * Performs byte read operation to SFP module's EEPROM over I2C interface. **/ -s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data) { return hw->phy.ops.read_i2c_byte(hw, byte_offset, @@ -2081,7 +2105,7 @@ s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, * * Performs byte read operation to SFP module's SFF-8472 data over I2C **/ -s32 ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 *sff8472_data) { return hw->phy.ops.read_i2c_byte(hw, byte_offset, @@ -2097,7 +2121,7 @@ s32 ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset, * * Performs byte write operation to SFP module's EEPROM over I2C interface. **/ -s32 ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 eeprom_data) { return hw->phy.ops.write_i2c_byte(hw, byte_offset, @@ -2131,14 +2155,14 @@ static bool ixgbe_is_sfp_probe(struct ixgbe_hw *hw, u8 offset, u8 addr) * Performs byte read operation to SFP module's EEPROM over I2C interface at * a specified device address. */ -static s32 ixgbe_read_i2c_byte_generic_int(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_read_i2c_byte_generic_int(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data, bool lock) { - s32 status; - u32 max_retry = 10; - u32 retry = 0; u32 swfw_mask = hw->phy.phy_semaphore_mask; + u32 max_retry = 10; bool nack = true; + u32 retry = 0; + int status; if (hw->mac.type >= ixgbe_mac_X550) max_retry = 3; @@ -2221,7 +2245,7 @@ fail: * Performs byte read operation to SFP module's EEPROM over I2C interface at * a specified device address. */ -s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data) { return ixgbe_read_i2c_byte_generic_int(hw, byte_offset, dev_addr, @@ -2238,7 +2262,7 @@ s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, * Performs byte read operation to SFP module's EEPROM over I2C interface at * a specified device address. */ -s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data) { return ixgbe_read_i2c_byte_generic_int(hw, byte_offset, dev_addr, @@ -2256,13 +2280,13 @@ s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, * Performs byte write operation to SFP module's EEPROM over I2C interface at * a specified device address. */ -static s32 ixgbe_write_i2c_byte_generic_int(struct ixgbe_hw *hw, u8 byte_offset, +static int ixgbe_write_i2c_byte_generic_int(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data, bool lock) { - s32 status; + u32 swfw_mask = hw->phy.phy_semaphore_mask; u32 max_retry = 1; u32 retry = 0; - u32 swfw_mask = hw->phy.phy_semaphore_mask; + int status; if (lock && hw->mac.ops.acquire_swfw_sync(hw, swfw_mask)) return -EBUSY; @@ -2324,7 +2348,7 @@ fail: * Performs byte write operation to SFP module's EEPROM over I2C interface at * a specified device address. */ -s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data) { return ixgbe_write_i2c_byte_generic_int(hw, byte_offset, dev_addr, @@ -2341,7 +2365,7 @@ s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, * Performs byte write operation to SFP module's EEPROM over I2C interface at * a specified device address. */ -s32 ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data) { return ixgbe_write_i2c_byte_generic_int(hw, byte_offset, dev_addr, @@ -2422,10 +2446,10 @@ static void ixgbe_i2c_stop(struct ixgbe_hw *hw) * * Clocks in one byte data via I2C data/clock **/ -static s32 ixgbe_clock_in_i2c_byte(struct ixgbe_hw *hw, u8 *data) +static int ixgbe_clock_in_i2c_byte(struct ixgbe_hw *hw, u8 *data) { - s32 i; bool bit = false; + int i; *data = 0; for (i = 7; i >= 0; i--) { @@ -2443,12 +2467,12 @@ static s32 ixgbe_clock_in_i2c_byte(struct ixgbe_hw *hw, u8 *data) * * Clocks out one byte data via I2C data/clock **/ -static s32 ixgbe_clock_out_i2c_byte(struct ixgbe_hw *hw, u8 data) +static int ixgbe_clock_out_i2c_byte(struct ixgbe_hw *hw, u8 data) { - s32 status; - s32 i; - u32 i2cctl; bool bit = false; + int status; + u32 i2cctl; + int i; for (i = 7; i >= 0; i--) { bit = (data >> i) & 0x1; @@ -2474,14 +2498,14 @@ static s32 ixgbe_clock_out_i2c_byte(struct ixgbe_hw *hw, u8 data) * * Clocks in/out one bit via I2C data/clock **/ -static s32 ixgbe_get_i2c_ack(struct ixgbe_hw *hw) +static int ixgbe_get_i2c_ack(struct ixgbe_hw *hw) { - u32 data_oe_bit = IXGBE_I2C_DATA_OE_N_EN(hw); - s32 status = 0; - u32 i = 0; u32 i2cctl = IXGBE_READ_REG(hw, IXGBE_I2CCTL(hw)); + u32 data_oe_bit = IXGBE_I2C_DATA_OE_N_EN(hw); u32 timeout = 10; bool ack = true; + int status = 0; + u32 i = 0; if (data_oe_bit) { i2cctl |= IXGBE_I2C_DATA_OUT(hw); @@ -2525,7 +2549,7 @@ static s32 ixgbe_get_i2c_ack(struct ixgbe_hw *hw) * * Clocks in one bit via I2C data/clock **/ -static s32 ixgbe_clock_in_i2c_bit(struct ixgbe_hw *hw, bool *data) +static int ixgbe_clock_in_i2c_bit(struct ixgbe_hw *hw, bool *data) { u32 i2cctl = IXGBE_READ_REG(hw, IXGBE_I2CCTL(hw)); u32 data_oe_bit = IXGBE_I2C_DATA_OE_N_EN(hw); @@ -2559,10 +2583,10 @@ static s32 ixgbe_clock_in_i2c_bit(struct ixgbe_hw *hw, bool *data) * * Clocks out one bit via I2C data/clock **/ -static s32 ixgbe_clock_out_i2c_bit(struct ixgbe_hw *hw, bool data) +static int ixgbe_clock_out_i2c_bit(struct ixgbe_hw *hw, bool data) { - s32 status; u32 i2cctl = IXGBE_READ_REG(hw, IXGBE_I2CCTL(hw)); + int status; status = ixgbe_set_i2c_data(hw, &i2cctl, data); if (status == 0) { @@ -2647,7 +2671,7 @@ static void ixgbe_lower_i2c_clk(struct ixgbe_hw *hw, u32 *i2cctl) * Sets the I2C data bit * Asserts the I2C data output enable on X550 hardware. **/ -static s32 ixgbe_set_i2c_data(struct ixgbe_hw *hw, u32 *i2cctl, bool data) +static int ixgbe_set_i2c_data(struct ixgbe_hw *hw, u32 *i2cctl, bool data) { u32 data_oe_bit = IXGBE_I2C_DATA_OE_N_EN(hw); @@ -2769,7 +2793,7 @@ bool ixgbe_tn_check_overtemp(struct ixgbe_hw *hw) * @hw: pointer to hardware structure * @on: true for on, false for off **/ -s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on) +int ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on) { u32 status; u16 reg; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h index ef72729d7c93..14aa2ca51f70 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h @@ -17,6 +17,7 @@ #define IXGBE_SFF_1GBE_COMP_CODES 0x6 #define IXGBE_SFF_10GBE_COMP_CODES 0x3 #define IXGBE_SFF_CABLE_TECHNOLOGY 0x8 +#define IXGBE_SFF_BITRATE_NOMINAL 0xC #define IXGBE_SFF_CABLE_SPEC_COMP 0x3C #define IXGBE_SFF_SFF_8472_SWAP 0x5C #define IXGBE_SFF_SFF_8472_COMP 0x5E @@ -39,6 +40,7 @@ #define IXGBE_SFF_1GBASESX_CAPABLE 0x1 #define IXGBE_SFF_1GBASELX_CAPABLE 0x2 #define IXGBE_SFF_1GBASET_CAPABLE 0x8 +#define IXGBE_SFF_BASEBX10_CAPABLE 0x64 #define IXGBE_SFF_10GBASESR_CAPABLE 0x10 #define IXGBE_SFF_10GBASELR_CAPABLE 0x20 #define IXGBE_SFF_SOFT_RS_SELECT_MASK 0x8 @@ -121,57 +123,57 @@ /* SFP+ SFF-8472 Compliance code */ #define IXGBE_SFF_SFF_8472_UNSUP 0x00 -s32 ixgbe_mii_bus_init(struct ixgbe_hw *hw); +int ixgbe_mii_bus_init(struct ixgbe_hw *hw); -s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw); -s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw); -s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, +int ixgbe_identify_phy_generic(struct ixgbe_hw *hw); +int ixgbe_reset_phy_generic(struct ixgbe_hw *hw); +int ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 *phy_data); -s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, +int ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 phy_data); -s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, +int ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 *phy_data); -s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, +int ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 phy_data); -s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw); -s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, +int ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw); +int ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); -s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw, +int ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *autoneg); bool ixgbe_check_reset_blocked(struct ixgbe_hw *hw); /* PHY specific */ -s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, +int ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up); -s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw); +int ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw); -s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw); -s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on); -s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw); -s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw); -s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw, +int ixgbe_reset_phy_nl(struct ixgbe_hw *hw); +int ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on); +int ixgbe_identify_module_generic(struct ixgbe_hw *hw); +int ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw); +int ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw, u16 *list_offset, u16 *data_offset); bool ixgbe_tn_check_overtemp(struct ixgbe_hw *hw); -s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data); -s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data); -s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data); -s32 ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr, u8 data); -s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data); -s32 ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 *sff8472_data); -s32 ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, +int ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset, u8 eeprom_data); -s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg, +int ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg, u16 *val, bool lock); -s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg, +int ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg, u16 val, bool lock); #endif /* _IXGBE_PHY_H_ */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 7299a830f6e4..fcfd0a075eee 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -492,7 +492,7 @@ static int ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 max_frame, u32 vf struct net_device *dev = adapter->netdev; int pf_max_frame = dev->mtu + ETH_HLEN; u32 reg_offset, vf_shift, vfre; - s32 err = 0; + int err = 0; #ifdef CONFIG_FCOE if (dev->features & NETIF_F_FCOE_MTU) @@ -775,7 +775,7 @@ static void ixgbe_vf_clear_mbx(struct ixgbe_adapter *adapter, u32 vf) static int ixgbe_set_vf_mac(struct ixgbe_adapter *adapter, int vf, unsigned char *mac_addr) { - s32 retval; + int retval; ixgbe_del_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf); retval = ixgbe_add_mac_filter(adapter, mac_addr, vf); @@ -1254,7 +1254,7 @@ static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf) u32 mbx_size = IXGBE_VFMAILBOX_SIZE; u32 msgbuf[IXGBE_VFMAILBOX_SIZE]; struct ixgbe_hw *hw = &adapter->hw; - s32 retval; + int retval; retval = ixgbe_read_mbx(hw, msgbuf, mbx_size, vf); @@ -1418,7 +1418,7 @@ void ixgbe_set_all_vfs(struct ixgbe_adapter *adapter) int ixgbe_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - s32 retval; + int retval; if (vf >= adapter->num_vfs) return -EINVAL; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h index f1f69ce67420..78deea5ec536 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h @@ -46,4 +46,11 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, int ixgbe_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags); void ixgbe_xsk_clean_tx_ring(struct ixgbe_ring *tx_ring); +void ixgbe_update_tx_ring_stats(struct ixgbe_ring *tx_ring, + struct ixgbe_q_vector *q_vector, u64 pkts, + u64 bytes); +void ixgbe_update_rx_ring_stats(struct ixgbe_ring *rx_ring, + struct ixgbe_q_vector *q_vector, u64 pkts, + u64 bytes); + #endif /* #define _IXGBE_TXRX_COMMON_H_ */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h index 61b9774b3d31..ed440dd0c4f9 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h @@ -3210,6 +3210,9 @@ enum ixgbe_sfp_type { ixgbe_sfp_type_1g_sx_core1 = 12, ixgbe_sfp_type_1g_lx_core0 = 13, ixgbe_sfp_type_1g_lx_core1 = 14, + ixgbe_sfp_type_1g_bx_core0 = 15, + ixgbe_sfp_type_1g_bx_core1 = 16, + ixgbe_sfp_type_not_present = 0xFFFE, ixgbe_sfp_type_unknown = 0xFFFF }; @@ -3393,50 +3396,50 @@ struct ixgbe_hw; /* Function pointer table */ struct ixgbe_eeprom_operations { - s32 (*init_params)(struct ixgbe_hw *); - s32 (*read)(struct ixgbe_hw *, u16, u16 *); - s32 (*read_buffer)(struct ixgbe_hw *, u16, u16, u16 *); - s32 (*write)(struct ixgbe_hw *, u16, u16); - s32 (*write_buffer)(struct ixgbe_hw *, u16, u16, u16 *); - s32 (*validate_checksum)(struct ixgbe_hw *, u16 *); - s32 (*update_checksum)(struct ixgbe_hw *); - s32 (*calc_checksum)(struct ixgbe_hw *); + int (*init_params)(struct ixgbe_hw *); + int (*read)(struct ixgbe_hw *, u16, u16 *); + int (*read_buffer)(struct ixgbe_hw *, u16, u16, u16 *); + int (*write)(struct ixgbe_hw *, u16, u16); + int (*write_buffer)(struct ixgbe_hw *, u16, u16, u16 *); + int (*validate_checksum)(struct ixgbe_hw *, u16 *); + int (*update_checksum)(struct ixgbe_hw *); + int (*calc_checksum)(struct ixgbe_hw *); }; struct ixgbe_mac_operations { - s32 (*init_hw)(struct ixgbe_hw *); - s32 (*reset_hw)(struct ixgbe_hw *); - s32 (*start_hw)(struct ixgbe_hw *); - s32 (*clear_hw_cntrs)(struct ixgbe_hw *); + int (*init_hw)(struct ixgbe_hw *); + int (*reset_hw)(struct ixgbe_hw *); + int (*start_hw)(struct ixgbe_hw *); + int (*clear_hw_cntrs)(struct ixgbe_hw *); enum ixgbe_media_type (*get_media_type)(struct ixgbe_hw *); - s32 (*get_mac_addr)(struct ixgbe_hw *, u8 *); - s32 (*get_san_mac_addr)(struct ixgbe_hw *, u8 *); - s32 (*get_device_caps)(struct ixgbe_hw *, u16 *); - s32 (*get_wwn_prefix)(struct ixgbe_hw *, u16 *, u16 *); - s32 (*stop_adapter)(struct ixgbe_hw *); - s32 (*get_bus_info)(struct ixgbe_hw *); + int (*get_mac_addr)(struct ixgbe_hw *, u8 *); + int (*get_san_mac_addr)(struct ixgbe_hw *, u8 *); + int (*get_device_caps)(struct ixgbe_hw *, u16 *); + int (*get_wwn_prefix)(struct ixgbe_hw *, u16 *, u16 *); + int (*stop_adapter)(struct ixgbe_hw *); + int (*get_bus_info)(struct ixgbe_hw *); void (*set_lan_id)(struct ixgbe_hw *); - s32 (*read_analog_reg8)(struct ixgbe_hw*, u32, u8*); - s32 (*write_analog_reg8)(struct ixgbe_hw*, u32, u8); - s32 (*setup_sfp)(struct ixgbe_hw *); - s32 (*disable_rx_buff)(struct ixgbe_hw *); - s32 (*enable_rx_buff)(struct ixgbe_hw *); - s32 (*enable_rx_dma)(struct ixgbe_hw *, u32); - s32 (*acquire_swfw_sync)(struct ixgbe_hw *, u32); + int (*read_analog_reg8)(struct ixgbe_hw*, u32, u8*); + int (*write_analog_reg8)(struct ixgbe_hw*, u32, u8); + int (*setup_sfp)(struct ixgbe_hw *); + int (*disable_rx_buff)(struct ixgbe_hw *); + int (*enable_rx_buff)(struct ixgbe_hw *); + int (*enable_rx_dma)(struct ixgbe_hw *, u32); + int (*acquire_swfw_sync)(struct ixgbe_hw *, u32); void (*release_swfw_sync)(struct ixgbe_hw *, u32); void (*init_swfw_sync)(struct ixgbe_hw *); - s32 (*prot_autoc_read)(struct ixgbe_hw *, bool *, u32 *); - s32 (*prot_autoc_write)(struct ixgbe_hw *, u32, bool); + int (*prot_autoc_read)(struct ixgbe_hw *, bool *, u32 *); + int (*prot_autoc_write)(struct ixgbe_hw *, u32, bool); /* Link */ void (*disable_tx_laser)(struct ixgbe_hw *); void (*enable_tx_laser)(struct ixgbe_hw *); void (*flap_tx_laser)(struct ixgbe_hw *); void (*stop_link_on_d3)(struct ixgbe_hw *); - s32 (*setup_link)(struct ixgbe_hw *, ixgbe_link_speed, bool); - s32 (*setup_mac_link)(struct ixgbe_hw *, ixgbe_link_speed, bool); - s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *, bool); - s32 (*get_link_capabilities)(struct ixgbe_hw *, ixgbe_link_speed *, + int (*setup_link)(struct ixgbe_hw *, ixgbe_link_speed, bool); + int (*setup_mac_link)(struct ixgbe_hw *, ixgbe_link_speed, bool); + int (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *, bool); + int (*get_link_capabilities)(struct ixgbe_hw *, ixgbe_link_speed *, bool *); void (*set_rate_select_speed)(struct ixgbe_hw *, ixgbe_link_speed); @@ -3444,38 +3447,38 @@ struct ixgbe_mac_operations { void (*set_rxpba)(struct ixgbe_hw *, int, u32, int); /* LED */ - s32 (*led_on)(struct ixgbe_hw *, u32); - s32 (*led_off)(struct ixgbe_hw *, u32); - s32 (*blink_led_start)(struct ixgbe_hw *, u32); - s32 (*blink_led_stop)(struct ixgbe_hw *, u32); - s32 (*init_led_link_act)(struct ixgbe_hw *); + int (*led_on)(struct ixgbe_hw *, u32); + int (*led_off)(struct ixgbe_hw *, u32); + int (*blink_led_start)(struct ixgbe_hw *, u32); + int (*blink_led_stop)(struct ixgbe_hw *, u32); + int (*init_led_link_act)(struct ixgbe_hw *); /* RAR, Multicast, VLAN */ - s32 (*set_rar)(struct ixgbe_hw *, u32, u8 *, u32, u32); - s32 (*clear_rar)(struct ixgbe_hw *, u32); - s32 (*set_vmdq)(struct ixgbe_hw *, u32, u32); - s32 (*set_vmdq_san_mac)(struct ixgbe_hw *, u32); - s32 (*clear_vmdq)(struct ixgbe_hw *, u32, u32); - s32 (*init_rx_addrs)(struct ixgbe_hw *); - s32 (*update_mc_addr_list)(struct ixgbe_hw *, struct net_device *); - s32 (*enable_mc)(struct ixgbe_hw *); - s32 (*disable_mc)(struct ixgbe_hw *); - s32 (*clear_vfta)(struct ixgbe_hw *); - s32 (*set_vfta)(struct ixgbe_hw *, u32, u32, bool, bool); - s32 (*init_uta_tables)(struct ixgbe_hw *); + int (*set_rar)(struct ixgbe_hw *, u32, u8 *, u32, u32); + int (*clear_rar)(struct ixgbe_hw *, u32); + int (*set_vmdq)(struct ixgbe_hw *, u32, u32); + int (*set_vmdq_san_mac)(struct ixgbe_hw *, u32); + int (*clear_vmdq)(struct ixgbe_hw *, u32, u32); + int (*init_rx_addrs)(struct ixgbe_hw *); + int (*update_mc_addr_list)(struct ixgbe_hw *, struct net_device *); + int (*enable_mc)(struct ixgbe_hw *); + int (*disable_mc)(struct ixgbe_hw *); + int (*clear_vfta)(struct ixgbe_hw *); + int (*set_vfta)(struct ixgbe_hw *, u32, u32, bool, bool); + int (*init_uta_tables)(struct ixgbe_hw *); void (*set_mac_anti_spoofing)(struct ixgbe_hw *, bool, int); void (*set_vlan_anti_spoofing)(struct ixgbe_hw *, bool, int); /* Flow Control */ - s32 (*fc_enable)(struct ixgbe_hw *); - s32 (*setup_fc)(struct ixgbe_hw *); + int (*fc_enable)(struct ixgbe_hw *); + int (*setup_fc)(struct ixgbe_hw *); void (*fc_autoneg)(struct ixgbe_hw *); /* Manageability interface */ - s32 (*set_fw_drv_ver)(struct ixgbe_hw *, u8, u8, u8, u8, u16, + int (*set_fw_drv_ver)(struct ixgbe_hw *, u8, u8, u8, u8, u16, const char *); - s32 (*get_thermal_sensor_data)(struct ixgbe_hw *); - s32 (*init_thermal_sensor_thresh)(struct ixgbe_hw *hw); + int (*get_thermal_sensor_data)(struct ixgbe_hw *); + int (*init_thermal_sensor_thresh)(struct ixgbe_hw *hw); bool (*fw_recovery_mode)(struct ixgbe_hw *hw); void (*disable_rx)(struct ixgbe_hw *hw); void (*enable_rx)(struct ixgbe_hw *hw); @@ -3484,47 +3487,47 @@ struct ixgbe_mac_operations { void (*set_ethertype_anti_spoofing)(struct ixgbe_hw *, bool, int); /* DMA Coalescing */ - s32 (*dmac_config)(struct ixgbe_hw *hw); - s32 (*dmac_update_tcs)(struct ixgbe_hw *hw); - s32 (*dmac_config_tcs)(struct ixgbe_hw *hw); - s32 (*read_iosf_sb_reg)(struct ixgbe_hw *, u32, u32, u32 *); - s32 (*write_iosf_sb_reg)(struct ixgbe_hw *, u32, u32, u32); + int (*dmac_config)(struct ixgbe_hw *hw); + int (*dmac_update_tcs)(struct ixgbe_hw *hw); + int (*dmac_config_tcs)(struct ixgbe_hw *hw); + int (*read_iosf_sb_reg)(struct ixgbe_hw *, u32, u32, u32 *); + int (*write_iosf_sb_reg)(struct ixgbe_hw *, u32, u32, u32); }; struct ixgbe_phy_operations { - s32 (*identify)(struct ixgbe_hw *); - s32 (*identify_sfp)(struct ixgbe_hw *); - s32 (*init)(struct ixgbe_hw *); - s32 (*reset)(struct ixgbe_hw *); - s32 (*read_reg)(struct ixgbe_hw *, u32, u32, u16 *); - s32 (*write_reg)(struct ixgbe_hw *, u32, u32, u16); - s32 (*read_reg_mdi)(struct ixgbe_hw *, u32, u32, u16 *); - s32 (*write_reg_mdi)(struct ixgbe_hw *, u32, u32, u16); - s32 (*setup_link)(struct ixgbe_hw *); - s32 (*setup_internal_link)(struct ixgbe_hw *); - s32 (*setup_link_speed)(struct ixgbe_hw *, ixgbe_link_speed, bool); - s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *); - s32 (*read_i2c_byte)(struct ixgbe_hw *, u8, u8, u8 *); - s32 (*write_i2c_byte)(struct ixgbe_hw *, u8, u8, u8); - s32 (*read_i2c_sff8472)(struct ixgbe_hw *, u8 , u8 *); - s32 (*read_i2c_eeprom)(struct ixgbe_hw *, u8 , u8 *); - s32 (*write_i2c_eeprom)(struct ixgbe_hw *, u8, u8); + int (*identify)(struct ixgbe_hw *); + int (*identify_sfp)(struct ixgbe_hw *); + int (*init)(struct ixgbe_hw *); + int (*reset)(struct ixgbe_hw *); + int (*read_reg)(struct ixgbe_hw *, u32, u32, u16 *); + int (*write_reg)(struct ixgbe_hw *, u32, u32, u16); + int (*read_reg_mdi)(struct ixgbe_hw *, u32, u32, u16 *); + int (*write_reg_mdi)(struct ixgbe_hw *, u32, u32, u16); + int (*setup_link)(struct ixgbe_hw *); + int (*setup_internal_link)(struct ixgbe_hw *); + int (*setup_link_speed)(struct ixgbe_hw *, ixgbe_link_speed, bool); + int (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *); + int (*read_i2c_byte)(struct ixgbe_hw *, u8, u8, u8 *); + int (*write_i2c_byte)(struct ixgbe_hw *, u8, u8, u8); + int (*read_i2c_sff8472)(struct ixgbe_hw *, u8, u8 *); + int (*read_i2c_eeprom)(struct ixgbe_hw *, u8, u8 *); + int (*write_i2c_eeprom)(struct ixgbe_hw *, u8, u8); bool (*check_overtemp)(struct ixgbe_hw *); - s32 (*set_phy_power)(struct ixgbe_hw *, bool on); - s32 (*enter_lplu)(struct ixgbe_hw *); - s32 (*handle_lasi)(struct ixgbe_hw *hw, bool *); - s32 (*read_i2c_byte_unlocked)(struct ixgbe_hw *, u8 offset, u8 addr, + int (*set_phy_power)(struct ixgbe_hw *, bool on); + int (*enter_lplu)(struct ixgbe_hw *); + int (*handle_lasi)(struct ixgbe_hw *hw, bool *); + int (*read_i2c_byte_unlocked)(struct ixgbe_hw *, u8 offset, u8 addr, u8 *value); - s32 (*write_i2c_byte_unlocked)(struct ixgbe_hw *, u8 offset, u8 addr, + int (*write_i2c_byte_unlocked)(struct ixgbe_hw *, u8 offset, u8 addr, u8 value); }; struct ixgbe_link_operations { - s32 (*read_link)(struct ixgbe_hw *, u8 addr, u16 reg, u16 *val); - s32 (*read_link_unlocked)(struct ixgbe_hw *, u8 addr, u16 reg, + int (*read_link)(struct ixgbe_hw *, u8 addr, u16 reg, u16 *val); + int (*read_link_unlocked)(struct ixgbe_hw *, u8 addr, u16 reg, u16 *val); - s32 (*write_link)(struct ixgbe_hw *, u8 addr, u16 reg, u16 val); - s32 (*write_link_unlocked)(struct ixgbe_hw *, u8 addr, u16 reg, + int (*write_link)(struct ixgbe_hw *, u8 addr, u16 reg, u16 val); + int (*write_link_unlocked)(struct ixgbe_hw *, u8 addr, u16 reg, u16 val); }; @@ -3602,14 +3605,14 @@ struct ixgbe_phy_info { #include "ixgbe_mbx.h" struct ixgbe_mbx_operations { - s32 (*init_params)(struct ixgbe_hw *hw); - s32 (*read)(struct ixgbe_hw *, u32 *, u16, u16); - s32 (*write)(struct ixgbe_hw *, u32 *, u16, u16); - s32 (*read_posted)(struct ixgbe_hw *, u32 *, u16, u16); - s32 (*write_posted)(struct ixgbe_hw *, u32 *, u16, u16); - s32 (*check_for_msg)(struct ixgbe_hw *, u16); - s32 (*check_for_ack)(struct ixgbe_hw *, u16); - s32 (*check_for_rst)(struct ixgbe_hw *, u16); + int (*init_params)(struct ixgbe_hw *hw); + int (*read)(struct ixgbe_hw *, u32 *, u16, u16); + int (*write)(struct ixgbe_hw *, u32 *, u16, u16); + int (*read_posted)(struct ixgbe_hw *, u32 *, u16, u16); + int (*write_posted)(struct ixgbe_hw *, u32 *, u16, u16); + int (*check_for_msg)(struct ixgbe_hw *, u16); + int (*check_for_ack)(struct ixgbe_hw *, u16); + int (*check_for_rst)(struct ixgbe_hw *, u16); }; struct ixgbe_mbx_stats { @@ -3656,7 +3659,7 @@ struct ixgbe_hw { struct ixgbe_info { enum ixgbe_mac_type mac; - s32 (*get_invariants)(struct ixgbe_hw *); + int (*get_invariants)(struct ixgbe_hw *); const struct ixgbe_mac_operations *mac_ops; const struct ixgbe_eeprom_operations *eeprom_ops; const struct ixgbe_phy_operations *phy_ops; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c index 57a912e4653f..f1ffa398f6df 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c @@ -16,9 +16,9 @@ #define IXGBE_X540_VFT_TBL_SIZE 128 #define IXGBE_X540_RX_PB_SIZE 384 -static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw); -static s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw); -static s32 ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw); +static int ixgbe_update_flash_X540(struct ixgbe_hw *hw); +static int ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw); +static int ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw); static void ixgbe_release_swfw_sync_semaphore(struct ixgbe_hw *hw); enum ixgbe_media_type ixgbe_get_media_type_X540(struct ixgbe_hw *hw) @@ -26,7 +26,7 @@ enum ixgbe_media_type ixgbe_get_media_type_X540(struct ixgbe_hw *hw) return ixgbe_media_type_copper; } -s32 ixgbe_get_invariants_X540(struct ixgbe_hw *hw) +int ixgbe_get_invariants_X540(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; @@ -51,7 +51,7 @@ s32 ixgbe_get_invariants_X540(struct ixgbe_hw *hw) * @speed: new link speed * @autoneg_wait_to_complete: true when waiting for completion is needed **/ -s32 ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, +int ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { return hw->phy.ops.setup_link_speed(hw, speed, @@ -66,11 +66,11 @@ s32 ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, * and clears all interrupts, perform a PHY reset, and perform a link (MAC) * reset. **/ -s32 ixgbe_reset_hw_X540(struct ixgbe_hw *hw) +int ixgbe_reset_hw_X540(struct ixgbe_hw *hw) { - s32 status; - u32 ctrl, i; u32 swfw_mask = hw->phy.phy_semaphore_mask; + u32 ctrl, i; + int status; /* Call adapter stop to disable tx/rx and clear interrupts */ status = hw->mac.ops.stop_adapter(hw); @@ -166,9 +166,9 @@ mac_reset_top: * and the generation start_hw function. * Then performs revision-specific operations, if any. **/ -s32 ixgbe_start_hw_X540(struct ixgbe_hw *hw) +int ixgbe_start_hw_X540(struct ixgbe_hw *hw) { - s32 ret_val; + int ret_val; ret_val = ixgbe_start_hw_generic(hw); if (ret_val) @@ -184,7 +184,7 @@ s32 ixgbe_start_hw_X540(struct ixgbe_hw *hw) * Initializes the EEPROM parameters ixgbe_eeprom_info within the * ixgbe_hw struct in order to set up EEPROM access. **/ -s32 ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw) +int ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; @@ -215,9 +215,9 @@ s32 ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw) * * Reads a 16 bit word from the EEPROM using the EERD register. **/ -static s32 ixgbe_read_eerd_X540(struct ixgbe_hw *hw, u16 offset, u16 *data) +static int ixgbe_read_eerd_X540(struct ixgbe_hw *hw, u16 offset, u16 *data) { - s32 status; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return -EBUSY; @@ -237,10 +237,10 @@ static s32 ixgbe_read_eerd_X540(struct ixgbe_hw *hw, u16 offset, u16 *data) * * Reads a 16 bit word(s) from the EEPROM using the EERD register. **/ -static s32 ixgbe_read_eerd_buffer_X540(struct ixgbe_hw *hw, +static int ixgbe_read_eerd_buffer_X540(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return -EBUSY; @@ -259,9 +259,9 @@ static s32 ixgbe_read_eerd_buffer_X540(struct ixgbe_hw *hw, * * Write a 16 bit word to the EEPROM using the EEWR register. **/ -static s32 ixgbe_write_eewr_X540(struct ixgbe_hw *hw, u16 offset, u16 data) +static int ixgbe_write_eewr_X540(struct ixgbe_hw *hw, u16 offset, u16 data) { - s32 status; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return -EBUSY; @@ -281,10 +281,10 @@ static s32 ixgbe_write_eewr_X540(struct ixgbe_hw *hw, u16 offset, u16 data) * * Write a 16 bit word(s) to the EEPROM using the EEWR register. **/ -static s32 ixgbe_write_eewr_buffer_X540(struct ixgbe_hw *hw, +static int ixgbe_write_eewr_buffer_X540(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return -EBUSY; @@ -303,7 +303,7 @@ static s32 ixgbe_write_eewr_buffer_X540(struct ixgbe_hw *hw, * * @hw: pointer to hardware structure **/ -static s32 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw) +static int ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw) { u16 i; u16 j; @@ -368,7 +368,7 @@ static s32 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw) checksum = (u16)IXGBE_EEPROM_SUM - checksum; - return (s32)checksum; + return (int)checksum; } /** @@ -379,12 +379,12 @@ static s32 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw) * Performs checksum calculation and validates the EEPROM checksum. If the * caller does not need checksum_val, the value can be NULL. **/ -static s32 ixgbe_validate_eeprom_checksum_X540(struct ixgbe_hw *hw, +static int ixgbe_validate_eeprom_checksum_X540(struct ixgbe_hw *hw, u16 *checksum_val) { - s32 status; - u16 checksum; u16 read_checksum = 0; + u16 checksum; + int status; /* Read the first word from the EEPROM. If this times out or fails, do * not continue or we could be in for a very long wait while every @@ -439,10 +439,10 @@ out: * checksum and updates the EEPROM and instructs the hardware to update * the flash. **/ -static s32 ixgbe_update_eeprom_checksum_X540(struct ixgbe_hw *hw) +static int ixgbe_update_eeprom_checksum_X540(struct ixgbe_hw *hw) { - s32 status; u16 checksum; + int status; /* Read the first word from the EEPROM. If this times out or fails, do * not continue or we could be in for a very long wait while every @@ -484,10 +484,10 @@ out: * Set FLUP (bit 23) of the EEC register to instruct Hardware to copy * EEPROM from shadow RAM to the flash device. **/ -static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw) +static int ixgbe_update_flash_X540(struct ixgbe_hw *hw) { + int status; u32 flup; - s32 status; status = ixgbe_poll_flash_update_done_X540(hw); if (status == -EIO) { @@ -529,7 +529,7 @@ static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw) * Polls the FLUDONE (bit 26) of the EEC Register to determine when the * flash update is done. **/ -static s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw) +static int ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw) { u32 i; u32 reg; @@ -551,7 +551,7 @@ static s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw) * Acquires the SWFW semaphore thought the SW_FW_SYNC register for * the specified function (CSR, PHY0, PHY1, NVM, Flash) **/ -s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask) +int ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask) { u32 swmask = mask & IXGBE_GSSR_NVM_PHY_MASK; u32 swi2c_mask = mask & IXGBE_GSSR_I2C_MASK; @@ -660,7 +660,7 @@ void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask) * * Sets the hardware semaphores so SW/FW can gain control of shared resources */ -static s32 ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw) +static int ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw) { u32 timeout = 2000; u32 i; @@ -760,7 +760,7 @@ void ixgbe_init_swfw_sync_X540(struct ixgbe_hw *hw) * Devices that implement the version 2 interface: * X540 **/ -s32 ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index) +int ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index) { u32 macc_reg; u32 ledctl_reg; @@ -798,7 +798,7 @@ s32 ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index) * Devices that implement the version 2 interface: * X540 **/ -s32 ixgbe_blink_led_stop_X540(struct ixgbe_hw *hw, u32 index) +int ixgbe_blink_led_stop_X540(struct ixgbe_hw *hw, u32 index) { u32 macc_reg; u32 ledctl_reg; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h index e246c0d2a427..b69a680d3ab5 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h @@ -3,17 +3,17 @@ #include "ixgbe_type.h" -s32 ixgbe_get_invariants_X540(struct ixgbe_hw *hw); -s32 ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, +int ixgbe_get_invariants_X540(struct ixgbe_hw *hw); +int ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); -s32 ixgbe_reset_hw_X540(struct ixgbe_hw *hw); -s32 ixgbe_start_hw_X540(struct ixgbe_hw *hw); +int ixgbe_reset_hw_X540(struct ixgbe_hw *hw); +int ixgbe_start_hw_X540(struct ixgbe_hw *hw); enum ixgbe_media_type ixgbe_get_media_type_X540(struct ixgbe_hw *hw); -s32 ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, +int ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); -s32 ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_blink_led_stop_X540(struct ixgbe_hw *hw, u32 index); -s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask); +int ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index); +int ixgbe_blink_led_stop_X540(struct ixgbe_hw *hw, u32 index); +int ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask); void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask); void ixgbe_init_swfw_sync_X540(struct ixgbe_hw *hw); -s32 ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw); +int ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c index c1adc94a5a65..2decb0710b6e 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c @@ -6,13 +6,13 @@ #include "ixgbe_common.h" #include "ixgbe_phy.h" -static s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *, ixgbe_link_speed); -static s32 ixgbe_setup_fc_x550em(struct ixgbe_hw *); +static int ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *, ixgbe_link_speed); +static int ixgbe_setup_fc_x550em(struct ixgbe_hw *); static void ixgbe_fc_autoneg_fiber_x550em_a(struct ixgbe_hw *); static void ixgbe_fc_autoneg_backplane_x550em_a(struct ixgbe_hw *); -static s32 ixgbe_setup_fc_backplane_x550em_a(struct ixgbe_hw *); +static int ixgbe_setup_fc_backplane_x550em_a(struct ixgbe_hw *); -static s32 ixgbe_get_invariants_X550_x(struct ixgbe_hw *hw) +static int ixgbe_get_invariants_X550_x(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; @@ -29,7 +29,7 @@ static s32 ixgbe_get_invariants_X550_x(struct ixgbe_hw *hw) return 0; } -static s32 ixgbe_get_invariants_X550_x_fw(struct ixgbe_hw *hw) +static int ixgbe_get_invariants_X550_x_fw(struct ixgbe_hw *hw) { struct ixgbe_phy_info *phy = &hw->phy; @@ -41,7 +41,7 @@ static s32 ixgbe_get_invariants_X550_x_fw(struct ixgbe_hw *hw) return 0; } -static s32 ixgbe_get_invariants_X550_a(struct ixgbe_hw *hw) +static int ixgbe_get_invariants_X550_a(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; @@ -55,7 +55,7 @@ static s32 ixgbe_get_invariants_X550_a(struct ixgbe_hw *hw) return 0; } -static s32 ixgbe_get_invariants_X550_a_fw(struct ixgbe_hw *hw) +static int ixgbe_get_invariants_X550_a_fw(struct ixgbe_hw *hw) { struct ixgbe_phy_info *phy = &hw->phy; @@ -91,7 +91,7 @@ static void ixgbe_setup_mux_ctl(struct ixgbe_hw *hw) * * Returns status code */ -static s32 ixgbe_read_cs4227(struct ixgbe_hw *hw, u16 reg, u16 *value) +static int ixgbe_read_cs4227(struct ixgbe_hw *hw, u16 reg, u16 *value) { return hw->link.ops.read_link_unlocked(hw, hw->link.addr, reg, value); } @@ -104,7 +104,7 @@ static s32 ixgbe_read_cs4227(struct ixgbe_hw *hw, u16 reg, u16 *value) * * Returns status code */ -static s32 ixgbe_write_cs4227(struct ixgbe_hw *hw, u16 reg, u16 value) +static int ixgbe_write_cs4227(struct ixgbe_hw *hw, u16 reg, u16 value) { return hw->link.ops.write_link_unlocked(hw, hw->link.addr, reg, value); } @@ -117,9 +117,9 @@ static s32 ixgbe_write_cs4227(struct ixgbe_hw *hw, u16 reg, u16 value) * * Returns status code */ -static s32 ixgbe_read_pe(struct ixgbe_hw *hw, u8 reg, u8 *value) +static int ixgbe_read_pe(struct ixgbe_hw *hw, u8 reg, u8 *value) { - s32 status; + int status; status = ixgbe_read_i2c_byte_generic_unlocked(hw, reg, IXGBE_PE, value); if (status) @@ -135,9 +135,9 @@ static s32 ixgbe_read_pe(struct ixgbe_hw *hw, u8 reg, u8 *value) * * Returns status code */ -static s32 ixgbe_write_pe(struct ixgbe_hw *hw, u8 reg, u8 value) +static int ixgbe_write_pe(struct ixgbe_hw *hw, u8 reg, u8 value) { - s32 status; + int status; status = ixgbe_write_i2c_byte_generic_unlocked(hw, reg, IXGBE_PE, value); @@ -153,9 +153,9 @@ static s32 ixgbe_write_pe(struct ixgbe_hw *hw, u8 reg, u8 value) * This function assumes that the caller has acquired the proper semaphore. * Returns error code */ -static s32 ixgbe_reset_cs4227(struct ixgbe_hw *hw) +static int ixgbe_reset_cs4227(struct ixgbe_hw *hw) { - s32 status; + int status; u32 retry; u16 value; u8 reg; @@ -225,7 +225,7 @@ static s32 ixgbe_reset_cs4227(struct ixgbe_hw *hw) static void ixgbe_check_cs4227(struct ixgbe_hw *hw) { u32 swfw_mask = hw->phy.phy_semaphore_mask; - s32 status; + int status; u16 value; u8 retry; @@ -292,7 +292,7 @@ out: * * Returns error code */ -static s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) +static int ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) { switch (hw->device_id) { case IXGBE_DEV_ID_X550EM_A_SFP: @@ -347,13 +347,13 @@ static s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) return 0; } -static s32 ixgbe_read_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_read_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 *phy_data) { return -EOPNOTSUPP; } -static s32 ixgbe_write_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_write_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 phy_data) { return -EOPNOTSUPP; @@ -368,7 +368,7 @@ static s32 ixgbe_write_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, * * Returns an error code on error. **/ -static s32 ixgbe_read_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr, +static int ixgbe_read_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr, u16 reg, u16 *val) { return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, true); @@ -383,7 +383,7 @@ static s32 ixgbe_read_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr, * * Returns an error code on error. **/ -static s32 +static int ixgbe_read_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr, u16 reg, u16 *val) { @@ -399,7 +399,7 @@ ixgbe_read_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr, * * Returns an error code on error. **/ -static s32 ixgbe_write_i2c_combined_generic(struct ixgbe_hw *hw, +static int ixgbe_write_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr, u16 reg, u16 val) { return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, true); @@ -414,7 +414,7 @@ static s32 ixgbe_write_i2c_combined_generic(struct ixgbe_hw *hw, * * Returns an error code on error. **/ -static s32 +static int ixgbe_write_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr, u16 reg, u16 val) { @@ -427,7 +427,7 @@ ixgbe_write_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, * @activity: activity to perform * @data: Pointer to 4 32-bit words of data */ -s32 ixgbe_fw_phy_activity(struct ixgbe_hw *hw, u16 activity, +int ixgbe_fw_phy_activity(struct ixgbe_hw *hw, u16 activity, u32 (*data)[FW_PHY_ACT_DATA_COUNT]) { union { @@ -435,7 +435,7 @@ s32 ixgbe_fw_phy_activity(struct ixgbe_hw *hw, u16 activity, struct ixgbe_hic_phy_activity_resp rsp; } hic; u16 retries = FW_PHY_ACT_RETRIES; - s32 rc; + int rc; u32 i; do { @@ -484,12 +484,12 @@ static const struct { * * Returns error code */ -static s32 ixgbe_get_phy_id_fw(struct ixgbe_hw *hw) +static int ixgbe_get_phy_id_fw(struct ixgbe_hw *hw) { u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 }; u16 phy_speeds; u16 phy_id_lo; - s32 rc; + int rc; u16 i; if (hw->phy.id) @@ -526,7 +526,7 @@ static s32 ixgbe_get_phy_id_fw(struct ixgbe_hw *hw) * * Returns error code */ -static s32 ixgbe_identify_phy_fw(struct ixgbe_hw *hw) +static int ixgbe_identify_phy_fw(struct ixgbe_hw *hw) { if (hw->bus.lan_id) hw->phy.phy_semaphore_mask = IXGBE_GSSR_PHY1_SM; @@ -545,7 +545,7 @@ static s32 ixgbe_identify_phy_fw(struct ixgbe_hw *hw) * * Returns error code */ -static s32 ixgbe_shutdown_fw_phy(struct ixgbe_hw *hw) +static int ixgbe_shutdown_fw_phy(struct ixgbe_hw *hw) { u32 setup[FW_PHY_ACT_DATA_COUNT] = { 0 }; @@ -557,10 +557,10 @@ static s32 ixgbe_shutdown_fw_phy(struct ixgbe_hw *hw) * ixgbe_setup_fw_link - Setup firmware-controlled PHYs * @hw: pointer to hardware structure */ -static s32 ixgbe_setup_fw_link(struct ixgbe_hw *hw) +static int ixgbe_setup_fw_link(struct ixgbe_hw *hw) { u32 setup[FW_PHY_ACT_DATA_COUNT] = { 0 }; - s32 rc; + int rc; u16 i; if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw)) @@ -613,7 +613,7 @@ static s32 ixgbe_setup_fw_link(struct ixgbe_hw *hw) * * Called at init time to set up flow control. */ -static s32 ixgbe_fc_autoneg_fw(struct ixgbe_hw *hw) +static int ixgbe_fc_autoneg_fw(struct ixgbe_hw *hw) { if (hw->fc.requested_mode == ixgbe_fc_default) hw->fc.requested_mode = ixgbe_fc_full; @@ -627,7 +627,7 @@ static s32 ixgbe_fc_autoneg_fw(struct ixgbe_hw *hw) * Initializes the EEPROM parameters ixgbe_eeprom_info within the * ixgbe_hw struct in order to set up EEPROM access. **/ -static s32 ixgbe_init_eeprom_params_X550(struct ixgbe_hw *hw) +static int ixgbe_init_eeprom_params_X550(struct ixgbe_hw *hw) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; @@ -659,7 +659,7 @@ static s32 ixgbe_init_eeprom_params_X550(struct ixgbe_hw *hw) * * Note: ctrl can be NULL if the IOSF control register value is not needed */ -static s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) +static int ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) { u32 i, command; @@ -690,12 +690,12 @@ static s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) * @device_type: 3 bit device type * @phy_data: Pointer to read data from the register **/ -static s32 ixgbe_read_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_read_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u32 *data) { u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM; u32 command, error; - s32 ret; + int ret; ret = hw->mac.ops.acquire_swfw_sync(hw, gssr); if (ret) @@ -732,10 +732,10 @@ out: * ixgbe_get_phy_token - Get the token for shared PHY access * @hw: Pointer to hardware structure */ -static s32 ixgbe_get_phy_token(struct ixgbe_hw *hw) +static int ixgbe_get_phy_token(struct ixgbe_hw *hw) { struct ixgbe_hic_phy_token_req token_cmd; - s32 status; + int status; token_cmd.hdr.cmd = FW_PHY_TOKEN_REQ_CMD; token_cmd.hdr.buf_len = FW_PHY_TOKEN_REQ_LEN; @@ -761,10 +761,10 @@ static s32 ixgbe_get_phy_token(struct ixgbe_hw *hw) * ixgbe_put_phy_token - Put the token for shared PHY access * @hw: Pointer to hardware structure */ -static s32 ixgbe_put_phy_token(struct ixgbe_hw *hw) +static int ixgbe_put_phy_token(struct ixgbe_hw *hw) { struct ixgbe_hic_phy_token_req token_cmd; - s32 status; + int status; token_cmd.hdr.cmd = FW_PHY_TOKEN_REQ_CMD; token_cmd.hdr.buf_len = FW_PHY_TOKEN_REQ_LEN; @@ -790,7 +790,7 @@ static s32 ixgbe_put_phy_token(struct ixgbe_hw *hw) * @device_type: 3 bit device type * @data: Data to write to the register **/ -static s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, __always_unused u32 device_type, u32 data) { @@ -816,7 +816,7 @@ static s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, * @device_type: 3 bit device type * @data: Pointer to read data from the register **/ -static s32 ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, __always_unused u32 device_type, u32 *data) { @@ -824,7 +824,7 @@ static s32 ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, struct ixgbe_hic_internal_phy_req cmd; struct ixgbe_hic_internal_phy_resp rsp; } hic; - s32 status; + int status; memset(&hic, 0, sizeof(hic)); hic.cmd.hdr.cmd = FW_INT_PHY_REQ_CMD; @@ -851,14 +851,14 @@ static s32 ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, * * Reads a 16 bit word(s) from the EEPROM using the hostif. **/ -static s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw, +static int ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { const u32 mask = IXGBE_GSSR_SW_MNG_SM | IXGBE_GSSR_EEP_SM; struct ixgbe_hic_read_shadow_ram buffer; u32 current_word = 0; u16 words_to_read; - s32 status; + int status; u32 i; /* Take semaphore for the entire operation. */ @@ -923,14 +923,14 @@ out: * * Returns error status for any failure **/ -static s32 ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr, +static int ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr, u16 size, u16 *csum, u16 *buffer, u32 buffer_size) { - u16 buf[256]; - s32 status; u16 length, bufsz, i, start; u16 *local_buffer; + u16 buf[256]; + int status; bufsz = ARRAY_SIZE(buf); @@ -991,14 +991,14 @@ static s32 ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr, * * Returns a negative error code on error, or the 16-bit checksum **/ -static s32 ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, +static int ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, u32 buffer_size) { u16 eeprom_ptrs[IXGBE_EEPROM_LAST_WORD + 1]; + u16 pointer, i, size; u16 *local_buffer; - s32 status; u16 checksum = 0; - u16 pointer, i, size; + int status; hw->eeprom.ops.init_params(hw); @@ -1060,7 +1060,7 @@ static s32 ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, checksum = (u16)IXGBE_EEPROM_SUM - checksum; - return (s32)checksum; + return (int)checksum; } /** ixgbe_calc_eeprom_checksum_X550 - Calculates and returns the checksum @@ -1068,7 +1068,7 @@ static s32 ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, * * Returns a negative error code on error, or the 16-bit checksum **/ -static s32 ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw) +static int ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw) { return ixgbe_calc_checksum_X550(hw, NULL, 0); } @@ -1080,11 +1080,11 @@ static s32 ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw) * * Reads a 16 bit word from the EEPROM using the hostif. **/ -static s32 ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 *data) +static int ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 *data) { const u32 mask = IXGBE_GSSR_SW_MNG_SM | IXGBE_GSSR_EEP_SM; struct ixgbe_hic_read_shadow_ram buffer; - s32 status; + int status; buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD; buffer.hdr.req.buf_lenh = 0; @@ -1118,12 +1118,12 @@ static s32 ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 *data) * Performs checksum calculation and validates the EEPROM checksum. If the * caller does not need checksum_val, the value can be NULL. **/ -static s32 ixgbe_validate_eeprom_checksum_X550(struct ixgbe_hw *hw, +static int ixgbe_validate_eeprom_checksum_X550(struct ixgbe_hw *hw, u16 *checksum_val) { - s32 status; - u16 checksum; u16 read_checksum = 0; + u16 checksum; + int status; /* Read the first word from the EEPROM. If this times out or fails, do * not continue or we could be in for a very long wait while every @@ -1168,11 +1168,11 @@ static s32 ixgbe_validate_eeprom_checksum_X550(struct ixgbe_hw *hw, * * Write a 16 bit word to the EEPROM using the hostif. **/ -static s32 ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset, +static int ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset, u16 data) { - s32 status; struct ixgbe_hic_write_shadow_ram buffer; + int status; buffer.hdr.req.cmd = FW_WRITE_SHADOW_RAM_CMD; buffer.hdr.req.buf_lenh = 0; @@ -1196,9 +1196,9 @@ static s32 ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset, * * Write a 16 bit word to the EEPROM using the hostif. **/ -static s32 ixgbe_write_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 data) +static int ixgbe_write_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 data) { - s32 status = 0; + int status = 0; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) == 0) { status = ixgbe_write_ee_hostif_data_X550(hw, offset, data); @@ -1216,10 +1216,10 @@ static s32 ixgbe_write_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 data) * * Issue a shadow RAM dump to FW to copy EEPROM from shadow RAM to the flash. **/ -static s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw) +static int ixgbe_update_flash_X550(struct ixgbe_hw *hw) { - s32 status = 0; union ixgbe_hic_hdr2 buffer; + int status = 0; buffer.req.cmd = FW_SHADOW_RAM_DUMP_CMD; buffer.req.buf_lenh = 0; @@ -1238,7 +1238,7 @@ static s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw) * Sets bus link width and speed to unknown because X550em is * not a PCI device. **/ -static s32 ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw) +static int ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw) { hw->bus.type = ixgbe_bus_type_internal; hw->bus.width = ixgbe_bus_width_unknown; @@ -1269,9 +1269,9 @@ static bool ixgbe_fw_recovery_mode_X550(struct ixgbe_hw *hw) **/ static void ixgbe_disable_rx_x550(struct ixgbe_hw *hw) { - u32 rxctrl, pfdtxgswc; - s32 status; struct ixgbe_hic_disable_rxen fw_cmd; + u32 rxctrl, pfdtxgswc; + int status; rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); if (rxctrl & IXGBE_RXCTRL_RXEN) { @@ -1311,10 +1311,10 @@ static void ixgbe_disable_rx_x550(struct ixgbe_hw *hw) * checksum and updates the EEPROM and instructs the hardware to update * the flash. **/ -static s32 ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw) +static int ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw) { - s32 status; u16 checksum = 0; + int status; /* Read the first word from the EEPROM. If this times out or fails, do * not continue or we could be in for a very long wait while every @@ -1351,11 +1351,11 @@ static s32 ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw) * * Write a 16 bit word(s) to the EEPROM using the hostif. **/ -static s32 ixgbe_write_ee_hostif_buffer_X550(struct ixgbe_hw *hw, +static int ixgbe_write_ee_hostif_buffer_X550(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { - s32 status = 0; + int status = 0; u32 i = 0; /* Take semaphore for the entire operation. */ @@ -1387,12 +1387,12 @@ static s32 ixgbe_write_ee_hostif_buffer_X550(struct ixgbe_hw *hw, * @device_type: 3 bit device type * @data: Data to write to the register **/ -static s32 ixgbe_write_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_write_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u32 data) { u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM; u32 command, error; - s32 ret; + int ret; ret = hw->mac.ops.acquire_swfw_sync(hw, gssr); if (ret) @@ -1430,10 +1430,10 @@ out: * * iXfI configuration needed for ixgbe_mac_X550EM_x devices. **/ -static s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) +static int ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) { - s32 status; u32 reg_val; + int status; /* Disable training protocol FSM. */ status = ixgbe_read_iosf_sb_reg_x550(hw, @@ -1502,10 +1502,10 @@ static s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) * internal PHY * @hw: pointer to hardware structure **/ -static s32 ixgbe_restart_an_internal_phy_x550em(struct ixgbe_hw *hw) +static int ixgbe_restart_an_internal_phy_x550em(struct ixgbe_hw *hw) { - s32 status; u32 link_ctrl; + int status; /* Restart auto-negotiation. */ status = hw->mac.ops.read_iosf_sb_reg(hw, @@ -1551,11 +1551,11 @@ static s32 ixgbe_restart_an_internal_phy_x550em(struct ixgbe_hw *hw) * Configures the integrated KR PHY to use iXFI mode. Used to connect an * internal and external PHY at a specific speed, without autonegotiation. **/ -static s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) +static int ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) { struct ixgbe_mac_info *mac = &hw->mac; - s32 status; u32 reg_val; + int status; /* iXFI is only supported with X552 */ if (mac->type != ixgbe_mac_X550EM_x) @@ -1608,7 +1608,7 @@ static s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) * @hw: pointer to hardware structure * @linear: true if SFP module is linear */ -static s32 ixgbe_supported_sfp_modules_X550em(struct ixgbe_hw *hw, bool *linear) +static int ixgbe_supported_sfp_modules_X550em(struct ixgbe_hw *hw, bool *linear) { switch (hw->phy.sfp_type) { case ixgbe_sfp_type_not_present: @@ -1645,14 +1645,14 @@ static s32 ixgbe_supported_sfp_modules_X550em(struct ixgbe_hw *hw, bool *linear) * * Configures the extern PHY and the integrated KR PHY for SFP support. */ -static s32 +static int ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw, ixgbe_link_speed speed, __always_unused bool autoneg_wait_to_complete) { - s32 status; - u16 reg_slice, reg_val; bool setup_linear = false; + u16 reg_slice, reg_val; + int status; /* Check if SFP module is supported and linear */ status = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear); @@ -1691,11 +1691,11 @@ ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw, * Configures the integrated PHY for native SFI mode. Used to connect the * internal PHY directly to an SFP cage, without autonegotiation. **/ -static s32 ixgbe_setup_sfi_x550a(struct ixgbe_hw *hw, ixgbe_link_speed *speed) +static int ixgbe_setup_sfi_x550a(struct ixgbe_hw *hw, ixgbe_link_speed *speed) { struct ixgbe_mac_info *mac = &hw->mac; - s32 status; u32 reg_val; + int status; /* Disable all AN and force speed to 10G Serial. */ status = mac->ops.read_iosf_sb_reg(hw, @@ -1790,13 +1790,13 @@ static s32 ixgbe_setup_sfi_x550a(struct ixgbe_hw *hw, ixgbe_link_speed *speed) * * Configure the integrated PHY for native SFP support. */ -static s32 +static int ixgbe_setup_mac_link_sfp_n(struct ixgbe_hw *hw, ixgbe_link_speed speed, __always_unused bool autoneg_wait_to_complete) { bool setup_linear = false; u32 reg_phy_int; - s32 ret_val; + int ret_val; /* Check if SFP module is supported and linear */ ret_val = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear); @@ -1839,14 +1839,14 @@ ixgbe_setup_mac_link_sfp_n(struct ixgbe_hw *hw, ixgbe_link_speed speed, * * Configure the integrated PHY for SFP support. */ -static s32 +static int ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, ixgbe_link_speed speed, __always_unused bool autoneg_wait_to_complete) { u32 reg_slice, slice_offset; bool setup_linear = false; u16 reg_phy_ext; - s32 ret_val; + int ret_val; /* Check if SFP module is supported and linear */ ret_val = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear); @@ -1918,12 +1918,12 @@ ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, ixgbe_link_speed speed, * * Returns error status for any failure **/ -static s32 ixgbe_setup_mac_link_t_X550em(struct ixgbe_hw *hw, +static int ixgbe_setup_mac_link_t_X550em(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait) { - s32 status; ixgbe_link_speed force_speed; + int status; /* Setup internal/external PHY link speed to iXFI (10G), unless * only 1G is auto advertised then setup KX link. @@ -1954,7 +1954,7 @@ static s32 ixgbe_setup_mac_link_t_X550em(struct ixgbe_hw *hw, * * Check that both the MAC and X557 external PHY have link. **/ -static s32 ixgbe_check_link_t_X550em(struct ixgbe_hw *hw, +static int ixgbe_check_link_t_X550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up, bool link_up_wait_to_complete) @@ -1998,13 +1998,13 @@ static s32 ixgbe_check_link_t_X550em(struct ixgbe_hw *hw, * @speed: unused * @autoneg_wait_to_complete: unused */ -static s32 +static int ixgbe_setup_sgmii(struct ixgbe_hw *hw, __always_unused ixgbe_link_speed speed, __always_unused bool autoneg_wait_to_complete) { struct ixgbe_mac_info *mac = &hw->mac; u32 lval, sval, flx_val; - s32 rc; + int rc; rc = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), @@ -2071,12 +2071,12 @@ ixgbe_setup_sgmii(struct ixgbe_hw *hw, __always_unused ixgbe_link_speed speed, * @speed: the link speed to force * @autoneg_wait: true when waiting for completion is needed */ -static s32 ixgbe_setup_sgmii_fw(struct ixgbe_hw *hw, ixgbe_link_speed speed, +static int ixgbe_setup_sgmii_fw(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait) { struct ixgbe_mac_info *mac = &hw->mac; u32 lval, sval, flx_val; - s32 rc; + int rc; rc = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), @@ -2148,7 +2148,7 @@ static void ixgbe_fc_autoneg_sgmii_x550em_a(struct ixgbe_hw *hw) { u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 }; ixgbe_link_speed speed; - s32 status = -EIO; + int status = -EIO; bool link_up; /* AN should have completed when the cable was plugged in. @@ -2276,10 +2276,10 @@ static void ixgbe_init_mac_link_ops_X550em(struct ixgbe_hw *hw) /** ixgbe_setup_sfp_modules_X550em - Setup SFP module * @hw: pointer to hardware structure */ -static s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw) +static int ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw) { - s32 status; bool linear; + int status; /* Check if SFP module is supported */ status = ixgbe_supported_sfp_modules_X550em(hw, &linear); @@ -2297,7 +2297,7 @@ static s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw) * @speed: pointer to link speed * @autoneg: true when autoneg or autotry is enabled **/ -static s32 ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, +static int ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *autoneg) { @@ -2375,7 +2375,7 @@ static s32 ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, * Determime if external Base T PHY interrupt cause is high temperature * failure alarm or link status change. **/ -static s32 ixgbe_get_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *lsc, +static int ixgbe_get_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *lsc, bool *is_overtemp) { u32 status; @@ -2463,7 +2463,7 @@ static s32 ixgbe_get_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *lsc, * * Returns PHY access status **/ -static s32 ixgbe_enable_lasi_ext_t_x550em(struct ixgbe_hw *hw) +static int ixgbe_enable_lasi_ext_t_x550em(struct ixgbe_hw *hw) { bool lsc, overtemp; u32 status; @@ -2555,7 +2555,7 @@ static s32 ixgbe_enable_lasi_ext_t_x550em(struct ixgbe_hw *hw) * failure alarm then return error, else if link status change * then setup internal/external PHY link **/ -static s32 ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw, +static int ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *is_overtemp) { struct ixgbe_phy_info *phy = &hw->phy; @@ -2579,11 +2579,11 @@ static s32 ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw, * * Configures the integrated KR PHY. **/ -static s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw, +static int ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw, ixgbe_link_speed speed) { - s32 status; u32 reg_val; + int status; status = hw->mac.ops.read_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), @@ -2634,7 +2634,7 @@ static s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw, * ixgbe_setup_kr_x550em - Configure the KR PHY * @hw: pointer to hardware structure **/ -static s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw) +static int ixgbe_setup_kr_x550em(struct ixgbe_hw *hw) { /* leave link alone for 2.5G */ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL) @@ -2652,7 +2652,7 @@ static s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw) * * Returns error code if unable to get link status. **/ -static s32 ixgbe_ext_phy_t_x550em_get_link(struct ixgbe_hw *hw, bool *link_up) +static int ixgbe_ext_phy_t_x550em_get_link(struct ixgbe_hw *hw, bool *link_up) { u32 ret; u16 autoneg_status; @@ -2686,7 +2686,7 @@ static s32 ixgbe_ext_phy_t_x550em_get_link(struct ixgbe_hw *hw, bool *link_up) * A return of a non-zero value indicates an error, and the base driver should * not report link up. **/ -static s32 ixgbe_setup_internal_phy_t_x550em(struct ixgbe_hw *hw) +static int ixgbe_setup_internal_phy_t_x550em(struct ixgbe_hw *hw) { ixgbe_link_speed force_speed; bool link_up; @@ -2746,9 +2746,9 @@ static s32 ixgbe_setup_internal_phy_t_x550em(struct ixgbe_hw *hw) /** ixgbe_reset_phy_t_X550em - Performs X557 PHY reset and enables LASI * @hw: pointer to hardware structure **/ -static s32 ixgbe_reset_phy_t_X550em(struct ixgbe_hw *hw) +static int ixgbe_reset_phy_t_X550em(struct ixgbe_hw *hw) { - s32 status; + int status; status = ixgbe_reset_phy_generic(hw); @@ -2764,7 +2764,7 @@ static s32 ixgbe_reset_phy_t_X550em(struct ixgbe_hw *hw) * @hw: pointer to hardware structure * @led_idx: led number to turn on **/ -static s32 ixgbe_led_on_t_x550em(struct ixgbe_hw *hw, u32 led_idx) +static int ixgbe_led_on_t_x550em(struct ixgbe_hw *hw, u32 led_idx) { u16 phy_data; @@ -2786,7 +2786,7 @@ static s32 ixgbe_led_on_t_x550em(struct ixgbe_hw *hw, u32 led_idx) * @hw: pointer to hardware structure * @led_idx: led number to turn off **/ -static s32 ixgbe_led_off_t_x550em(struct ixgbe_hw *hw, u32 led_idx) +static int ixgbe_led_off_t_x550em(struct ixgbe_hw *hw, u32 led_idx) { u16 phy_data; @@ -2819,12 +2819,12 @@ static s32 ixgbe_led_off_t_x550em(struct ixgbe_hw *hw, u32 led_idx) * semaphore, -EIO when command fails or -ENIVAL when incorrect * params passed. **/ -static s32 ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min, +static int ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min, u8 build, u8 sub, u16 len, const char *driver_ver) { struct ixgbe_hic_drv_info2 fw_cmd; - s32 ret_val; + int ret_val; int i; if (!len || !driver_ver || (len > sizeof(fw_cmd.driver_string))) @@ -2866,12 +2866,12 @@ static s32 ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min, * * Determine lowest common link speed with link partner. **/ -static s32 ixgbe_get_lcd_t_x550em(struct ixgbe_hw *hw, +static int ixgbe_get_lcd_t_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *lcd_speed) { - u16 an_lp_status; - s32 status; u16 word = hw->eeprom.ctrl_word_3; + u16 an_lp_status; + int status; *lcd_speed = IXGBE_LINK_SPEED_UNKNOWN; @@ -2884,28 +2884,28 @@ static s32 ixgbe_get_lcd_t_x550em(struct ixgbe_hw *hw, /* If link partner advertised 1G, return 1G */ if (an_lp_status & IXGBE_AUTO_NEG_LP_1000BASE_CAP) { *lcd_speed = IXGBE_LINK_SPEED_1GB_FULL; - return status; + return 0; } /* If 10G disabled for LPLU via NVM D10GMP, then return no valid LCD */ if ((hw->bus.lan_id && (word & NVM_INIT_CTRL_3_D10GMP_PORT1)) || (word & NVM_INIT_CTRL_3_D10GMP_PORT0)) - return status; + return 0; /* Link partner not capable of lower speeds, return 10G */ *lcd_speed = IXGBE_LINK_SPEED_10GB_FULL; - return status; + return 0; } /** * ixgbe_setup_fc_x550em - Set up flow control * @hw: pointer to hardware structure */ -static s32 ixgbe_setup_fc_x550em(struct ixgbe_hw *hw) +static int ixgbe_setup_fc_x550em(struct ixgbe_hw *hw) { bool pause, asm_dir; u32 reg_val; - s32 rc = 0; + int rc = 0; /* Validate the requested mode */ if (hw->fc.strict_ieee && hw->fc.requested_mode == ixgbe_fc_rx_pause) { @@ -2990,7 +2990,7 @@ static void ixgbe_fc_autoneg_backplane_x550em_a(struct ixgbe_hw *hw) { u32 link_s1, lp_an_page_low, an_cntl_1; ixgbe_link_speed speed; - s32 status = -EIO; + int status = -EIO; bool link_up; /* AN should have completed when the cable was plugged in. @@ -3073,13 +3073,13 @@ static void ixgbe_fc_autoneg_fiber_x550em_a(struct ixgbe_hw *hw) * (from D0 to non-D0). Link is required to enter LPLU so avoid resetting * the X557 PHY immediately prior to entering LPLU. **/ -static s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw) +static int ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw) { u16 an_10g_cntl_reg, autoneg_reg, speed; - s32 status; ixgbe_link_speed lcd_speed; u32 save_autoneg; bool link_up; + int status; /* If blocked by MNG FW, then don't restart AN */ if (ixgbe_check_reset_blocked(hw)) @@ -3130,7 +3130,7 @@ static s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw) (lcd_speed == IXGBE_LINK_SPEED_1GB_FULL)) || ((speed == IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB) && (lcd_speed == IXGBE_LINK_SPEED_10GB_FULL))) - return status; + return 0; /* Clear AN completed indication */ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM, @@ -3167,10 +3167,10 @@ static s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw) * ixgbe_reset_phy_fw - Reset firmware-controlled PHYs * @hw: pointer to hardware structure */ -static s32 ixgbe_reset_phy_fw(struct ixgbe_hw *hw) +static int ixgbe_reset_phy_fw(struct ixgbe_hw *hw) { u32 store[FW_PHY_ACT_DATA_COUNT] = { 0 }; - s32 rc; + int rc; if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw)) return 0; @@ -3196,7 +3196,7 @@ static s32 ixgbe_reset_phy_fw(struct ixgbe_hw *hw) static bool ixgbe_check_overtemp_fw(struct ixgbe_hw *hw) { u32 store[FW_PHY_ACT_DATA_COUNT] = { 0 }; - s32 rc; + int rc; rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_GET_LINK_INFO, &store); if (rc) @@ -3239,10 +3239,10 @@ static void ixgbe_read_mng_if_sel_x550em(struct ixgbe_hw *hw) * set during init_shared_code because the PHY/SFP type was * not known. Perform the SFP init if necessary. **/ -static s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) +static int ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) { struct ixgbe_phy_info *phy = &hw->phy; - s32 ret_val; + int ret_val; hw->mac.ops.set_lan_id(hw); @@ -3367,9 +3367,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_X550em(struct ixgbe_hw *hw) /** ixgbe_init_ext_t_x550em - Start (unstall) the external Base T PHY. ** @hw: pointer to hardware structure **/ -static s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw) +static int ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw) { - s32 status; + int status; u16 reg; status = hw->phy.ops.read_reg(hw, @@ -3441,14 +3441,14 @@ static void ixgbe_set_mdio_speed(struct ixgbe_hw *hw) ** and clears all interrupts, perform a PHY reset, and perform a link (MAC) ** reset. **/ -static s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) +static int ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) { + u32 swfw_mask = hw->phy.phy_semaphore_mask; ixgbe_link_speed link_speed; - s32 status; + bool link_up = false; u32 ctrl = 0; + int status; u32 i; - bool link_up = false; - u32 swfw_mask = hw->phy.phy_semaphore_mask; /* Call adapter stop to disable Tx/Rx and clear interrupts */ status = hw->mac.ops.stop_adapter(hw); @@ -3609,10 +3609,10 @@ static void ixgbe_set_source_address_pruning_X550(struct ixgbe_hw *hw, * * Called at init time to set up flow control. **/ -static s32 ixgbe_setup_fc_backplane_x550em_a(struct ixgbe_hw *hw) +static int ixgbe_setup_fc_backplane_x550em_a(struct ixgbe_hw *hw) { - s32 status = 0; u32 an_cntl = 0; + int status = 0; /* Validate the requested mode */ if (hw->fc.strict_ieee && hw->fc.requested_mode == ixgbe_fc_rx_pause) { @@ -3714,9 +3714,9 @@ static void ixgbe_set_mux(struct ixgbe_hw *hw, u8 state) * * Acquires the SWFW semaphore and sets the I2C MUX */ -static s32 ixgbe_acquire_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask) +static int ixgbe_acquire_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask) { - s32 status; + int status; status = ixgbe_acquire_swfw_sync_X540(hw, mask); if (status) @@ -3750,11 +3750,11 @@ static void ixgbe_release_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask) * * Acquires the SWFW semaphore and get the shared PHY token as needed */ -static s32 ixgbe_acquire_swfw_sync_x550em_a(struct ixgbe_hw *hw, u32 mask) +static int ixgbe_acquire_swfw_sync_x550em_a(struct ixgbe_hw *hw, u32 mask) { u32 hmask = mask & ~IXGBE_GSSR_TOKEN_SM; int retries = FW_PHY_TOKEN_RETRIES; - s32 status; + int status; while (--retries) { status = 0; @@ -3807,11 +3807,11 @@ static void ixgbe_release_swfw_sync_x550em_a(struct ixgbe_hw *hw, u32 mask) * Token. The PHY Token is needed since the MDIO is shared between to MAC * instances. */ -static s32 ixgbe_read_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_read_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 *phy_data) { u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM; - s32 status; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, mask)) return -EBUSY; @@ -3833,11 +3833,11 @@ static s32 ixgbe_read_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, * Writes a value to specified PHY register using the SWFW lock and PHY Token. * The PHY Token is needed since the MDIO is shared between to MAC instances. */ -static s32 ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, +static int ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 phy_data) { u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM; - s32 status; + int status; if (hw->mac.ops.acquire_swfw_sync(hw, mask)) return -EBUSY; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index 59798bc33298..d34d715c59eb 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -359,12 +359,8 @@ construct_skb: ixgbe_xdp_ring_update_tail_locked(ring); } - u64_stats_update_begin(&rx_ring->syncp); - rx_ring->stats.packets += total_rx_packets; - rx_ring->stats.bytes += total_rx_bytes; - u64_stats_update_end(&rx_ring->syncp); - q_vector->rx.total_packets += total_rx_packets; - q_vector->rx.total_bytes += total_rx_bytes; + ixgbe_update_rx_ring_stats(rx_ring, q_vector, total_rx_packets, + total_rx_bytes); if (xsk_uses_need_wakeup(rx_ring->xsk_pool)) { if (failure || rx_ring->next_to_clean == rx_ring->next_to_use) @@ -499,13 +495,8 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, } tx_ring->next_to_clean = ntc; - - u64_stats_update_begin(&tx_ring->syncp); - tx_ring->stats.bytes += total_bytes; - tx_ring->stats.packets += total_packets; - u64_stats_update_end(&tx_ring->syncp); - q_vector->tx.total_bytes += total_bytes; - q_vector->tx.total_packets += total_packets; + ixgbe_update_tx_ring_stats(tx_ring, q_vector, total_packets, + total_bytes); if (xsk_frames) xsk_tx_completed(pool, xsk_frames); diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index a44e4bd56142..9c960017a6de 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -4413,7 +4413,7 @@ ixgbevf_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IXGBEVF_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/marvell/Kconfig b/drivers/net/ethernet/marvell/Kconfig index 884d64114bff..837295fecd17 100644 --- a/drivers/net/ethernet/marvell/Kconfig +++ b/drivers/net/ethernet/marvell/Kconfig @@ -180,6 +180,7 @@ config SKY2_DEBUG source "drivers/net/ethernet/marvell/octeontx2/Kconfig" source "drivers/net/ethernet/marvell/octeon_ep/Kconfig" +source "drivers/net/ethernet/marvell/octeon_ep_vf/Kconfig" source "drivers/net/ethernet/marvell/prestera/Kconfig" endif # NET_VENDOR_MARVELL diff --git a/drivers/net/ethernet/marvell/Makefile b/drivers/net/ethernet/marvell/Makefile index ceba4aa4f026..a399defe25fd 100644 --- a/drivers/net/ethernet/marvell/Makefile +++ b/drivers/net/ethernet/marvell/Makefile @@ -12,5 +12,6 @@ obj-$(CONFIG_PXA168_ETH) += pxa168_eth.o obj-$(CONFIG_SKGE) += skge.o obj-$(CONFIG_SKY2) += sky2.o obj-y += octeon_ep/ +obj-y += octeon_ep_vf/ obj-y += octeontx2/ obj-y += prestera/ diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index a641b3534ca3..40a5f1431e4e 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -5097,7 +5097,7 @@ static int mvneta_ethtool_set_wol(struct net_device *dev, } static int mvneta_ethtool_get_eee(struct net_device *dev, - struct ethtool_eee *eee) + struct ethtool_keee *eee) { struct mvneta_port *pp = netdev_priv(dev); u32 lpi_ctl0; @@ -5113,7 +5113,7 @@ static int mvneta_ethtool_get_eee(struct net_device *dev, } static int mvneta_ethtool_set_eee(struct net_device *dev, - struct ethtool_eee *eee) + struct ethtool_keee *eee) { struct mvneta_port *pp = netdev_priv(dev); u32 lpi_ctl0; diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/Kconfig b/drivers/net/ethernet/marvell/octeon_ep_vf/Kconfig new file mode 100644 index 000000000000..e371a3ef0c49 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/Kconfig @@ -0,0 +1,19 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Marvell's Octeon PCI Endpoint NIC VF Driver Configuration +# + +config OCTEON_EP_VF + tristate "Marvell Octeon PCI Endpoint NIC VF Driver" + depends on 64BIT + depends on PCI + help + This driver supports the networking functionality of Marvell's + Octeon PCI Endpoint NIC VF. + + To know the list of devices supported by this driver, refer to the + documentation in + <file:Documentation/networking/device_drivers/ethernet/marvell/octeon_ep_vf.rst>. + + To compile this driver as a module, choose M here. + The name of the module will be octeon_ep_vf. diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/Makefile b/drivers/net/ethernet/marvell/octeon_ep_vf/Makefile new file mode 100644 index 000000000000..4a5f9fcb0b40 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/Makefile @@ -0,0 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Network driver for Marvell's Octeon PCI Endpoint NIC VF +# + +obj-$(CONFIG_OCTEON_EP_VF) += octeon_ep_vf.o + +octeon_ep_vf-y := octep_vf_main.o octep_vf_cn9k.o octep_vf_cnxk.o \ + octep_vf_tx.o octep_vf_rx.o octep_vf_mbox.o \ + octep_vf_ethtool.o diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cn9k.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cn9k.c new file mode 100644 index 000000000000..88937fce75f1 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cn9k.c @@ -0,0 +1,489 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> + +#include "octep_vf_config.h" +#include "octep_vf_main.h" +#include "octep_vf_regs_cn9k.h" + +/* Dump useful hardware IQ/OQ CSRs for debug purpose */ +static void cn93_vf_dump_q_regs(struct octep_vf_device *oct, int qno) +{ + struct device *dev = &oct->pdev->dev; + + dev_info(dev, "IQ-%d register dump\n", qno); + dev_info(dev, "R[%d]_IN_INSTR_DBELL[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_INSTR_DBELL(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INSTR_DBELL(qno))); + dev_info(dev, "R[%d]_IN_CONTROL[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_CONTROL(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_CONTROL(qno))); + dev_info(dev, "R[%d]_IN_ENABLE[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_ENABLE(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_ENABLE(qno))); + dev_info(dev, "R[%d]_IN_INSTR_BADDR[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_INSTR_BADDR(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INSTR_BADDR(qno))); + dev_info(dev, "R[%d]_IN_INSTR_RSIZE[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_INSTR_RSIZE(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INSTR_RSIZE(qno))); + dev_info(dev, "R[%d]_IN_CNTS[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_CNTS(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_CNTS(qno))); + dev_info(dev, "R[%d]_IN_INT_LEVELS[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_INT_LEVELS(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(qno))); + dev_info(dev, "R[%d]_IN_PKT_CNT[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_PKT_CNT(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_PKT_CNT(qno))); + dev_info(dev, "R[%d]_IN_BYTE_CNT[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_IN_BYTE_CNT(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_BYTE_CNT(qno))); + + dev_info(dev, "OQ-%d register dump\n", qno); + dev_info(dev, "R[%d]_OUT_SLIST_DBELL[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_SLIST_DBELL(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_DBELL(qno))); + dev_info(dev, "R[%d]_OUT_CONTROL[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_CONTROL(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_CONTROL(qno))); + dev_info(dev, "R[%d]_OUT_ENABLE[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_ENABLE(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_ENABLE(qno))); + dev_info(dev, "R[%d]_OUT_SLIST_BADDR[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_SLIST_BADDR(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_BADDR(qno))); + dev_info(dev, "R[%d]_OUT_SLIST_RSIZE[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_SLIST_RSIZE(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_RSIZE(qno))); + dev_info(dev, "R[%d]_OUT_CNTS[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_CNTS(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_CNTS(qno))); + dev_info(dev, "R[%d]_OUT_INT_LEVELS[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_INT_LEVELS(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(qno))); + dev_info(dev, "R[%d]_OUT_PKT_CNT[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_PKT_CNT(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_PKT_CNT(qno))); + dev_info(dev, "R[%d]_OUT_BYTE_CNT[0x%llx]: 0x%016llx\n", + qno, CN93_VF_SDP_R_OUT_BYTE_CNT(qno), + octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_BYTE_CNT(qno))); +} + +/* Reset Hardware Tx queue */ +static void cn93_vf_reset_iq(struct octep_vf_device *oct, int q_no) +{ + u64 val = ULL(0); + + dev_dbg(&oct->pdev->dev, "Reset VF IQ-%d\n", q_no); + + /* Disable the Tx/Instruction Ring */ + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_ENABLE(q_no), val); + + /* clear the Instruction Ring packet/byte counts and doorbell CSRs */ + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(q_no), val); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_PKT_CNT(q_no), val); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_BYTE_CNT(q_no), val); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INSTR_BADDR(q_no), val); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INSTR_RSIZE(q_no), val); + + val = GENMASK_ULL(31, 0); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INSTR_DBELL(q_no), val); + + val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_CNTS(q_no)); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_CNTS(q_no), + val & GENMASK_ULL(31, 0)); +} + +/* Reset Hardware Rx queue */ +static void cn93_vf_reset_oq(struct octep_vf_device *oct, int q_no) +{ + u64 val = ULL(0); + + /* Disable Output (Rx) Ring */ + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_ENABLE(q_no), val); + + /* Clear count CSRs */ + val = octep_vf_read_csr(oct, CN93_VF_SDP_R_OUT_CNTS(q_no)); + octep_vf_write_csr(oct, CN93_VF_SDP_R_OUT_CNTS(q_no), val); + + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_PKT_CNT(q_no), GENMASK_ULL(35, 0)); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_DBELL(q_no), GENMASK_ULL(31, 0)); +} + +/* Reset all hardware Tx/Rx queues */ +static void octep_vf_reset_io_queues_cn93(struct octep_vf_device *oct) +{ + struct pci_dev *pdev = oct->pdev; + int q; + + dev_dbg(&pdev->dev, "Reset OCTEP_CN93 VF IO Queues\n"); + + for (q = 0; q < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); q++) { + cn93_vf_reset_iq(oct, q); + cn93_vf_reset_oq(oct, q); + } +} + +/* Initialize configuration limits and initial active config */ +static void octep_vf_init_config_cn93_vf(struct octep_vf_device *oct) +{ + struct octep_vf_config *conf = oct->conf; + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_CONTROL(0)); + conf->ring_cfg.max_io_rings = (reg_val >> CN93_VF_R_IN_CTL_RPVF_POS) & + CN93_VF_R_IN_CTL_RPVF_MASK; + conf->ring_cfg.active_io_rings = conf->ring_cfg.max_io_rings; + + conf->iq.num_descs = OCTEP_VF_IQ_MAX_DESCRIPTORS; + conf->iq.instr_type = OCTEP_VF_64BYTE_INSTR; + conf->iq.db_min = OCTEP_VF_DB_MIN; + conf->iq.intr_threshold = OCTEP_VF_IQ_INTR_THRESHOLD; + + conf->oq.num_descs = OCTEP_VF_OQ_MAX_DESCRIPTORS; + conf->oq.buf_size = OCTEP_VF_OQ_BUF_SIZE; + conf->oq.refill_threshold = OCTEP_VF_OQ_REFILL_THRESHOLD; + conf->oq.oq_intr_pkt = OCTEP_VF_OQ_INTR_PKT_THRESHOLD; + conf->oq.oq_intr_time = OCTEP_VF_OQ_INTR_TIME_THRESHOLD; + + conf->msix_cfg.ioq_msix = conf->ring_cfg.active_io_rings; +} + +/* Setup registers for a hardware Tx Queue */ +static void octep_vf_setup_iq_regs_cn93(struct octep_vf_device *oct, int iq_no) +{ + struct octep_vf_iq *iq = oct->iq[iq_no]; + u32 reset_instr_cnt; + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_CONTROL(iq_no)); + + /* wait for IDLE to set to 1 */ + if (!(reg_val & CN93_VF_R_IN_CTL_IDLE)) { + do { + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_CONTROL(iq_no)); + } while (!(reg_val & CN93_VF_R_IN_CTL_IDLE)); + } + reg_val |= CN93_VF_R_IN_CTL_RDSIZE; + reg_val |= CN93_VF_R_IN_CTL_IS_64B; + reg_val |= CN93_VF_R_IN_CTL_ESR; + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_CONTROL(iq_no), reg_val); + + /* Write the start of the input queue's ring and its size */ + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INSTR_BADDR(iq_no), iq->desc_ring_dma); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INSTR_RSIZE(iq_no), iq->max_count); + + /* Remember the doorbell & instruction count register addr for this queue */ + iq->doorbell_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_IN_INSTR_DBELL(iq_no); + iq->inst_cnt_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_IN_CNTS(iq_no); + iq->intr_lvl_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_IN_INT_LEVELS(iq_no); + + /* Store the current instruction counter (used in flush_iq calculation) */ + reset_instr_cnt = readl(iq->inst_cnt_reg); + writel(reset_instr_cnt, iq->inst_cnt_reg); + + /* INTR_THRESHOLD is set to max(FFFFFFFF) to disable the INTR */ + reg_val = CFG_GET_IQ_INTR_THRESHOLD(oct->conf) & GENMASK_ULL(31, 0); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(iq_no), reg_val); +} + +/* Setup registers for a hardware Rx Queue */ +static void octep_vf_setup_oq_regs_cn93(struct octep_vf_device *oct, int oq_no) +{ + struct octep_vf_oq *oq = oct->oq[oq_no]; + u32 time_threshold = 0; + u64 oq_ctl = ULL(0); + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_CONTROL(oq_no)); + + /* wait for IDLE to set to 1 */ + if (!(reg_val & CN93_VF_R_OUT_CTL_IDLE)) { + do { + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_CONTROL(oq_no)); + } while (!(reg_val & CN93_VF_R_OUT_CTL_IDLE)); + } + + reg_val &= ~(CN93_VF_R_OUT_CTL_IMODE); + reg_val &= ~(CN93_VF_R_OUT_CTL_ROR_P); + reg_val &= ~(CN93_VF_R_OUT_CTL_NSR_P); + reg_val &= ~(CN93_VF_R_OUT_CTL_ROR_I); + reg_val &= ~(CN93_VF_R_OUT_CTL_NSR_I); + reg_val &= ~(CN93_VF_R_OUT_CTL_ES_I); + reg_val &= ~(CN93_VF_R_OUT_CTL_ROR_D); + reg_val &= ~(CN93_VF_R_OUT_CTL_NSR_D); + reg_val &= ~(CN93_VF_R_OUT_CTL_ES_D); + reg_val |= (CN93_VF_R_OUT_CTL_ES_P); + + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_CONTROL(oq_no), reg_val); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_BADDR(oq_no), oq->desc_ring_dma); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_RSIZE(oq_no), oq->max_count); + + oq_ctl = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_CONTROL(oq_no)); + oq_ctl &= ~GENMASK_ULL(22, 0); //clear the ISIZE and BSIZE (22-0) + oq_ctl |= (oq->buffer_size & GENMASK_ULL(15, 0)); //populate the BSIZE (15-0) + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_CONTROL(oq_no), oq_ctl); + + /* Get the mapped address of the pkt_sent and pkts_credit regs */ + oq->pkts_sent_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_OUT_CNTS(oq_no); + oq->pkts_credit_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_OUT_SLIST_DBELL(oq_no); + + time_threshold = CFG_GET_OQ_INTR_TIME(oct->conf); + reg_val = ((u64)time_threshold << 32) | CFG_GET_OQ_INTR_PKT(oct->conf); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(oq_no), reg_val); +} + +/* Setup registers for a VF mailbox */ +static void octep_vf_setup_mbox_regs_cn93(struct octep_vf_device *oct, int q_no) +{ + struct octep_vf_mbox *mbox = oct->mbox; + + /* PF to VF DATA reg. VF reads from this reg */ + mbox->mbox_read_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_MBOX_PF_VF_DATA(q_no); + + /* VF mbox interrupt reg */ + mbox->mbox_int_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_MBOX_PF_VF_INT(q_no); + + /* VF to PF DATA reg. VF writes into this reg */ + mbox->mbox_write_reg = oct->mmio.hw_addr + CN93_VF_SDP_R_MBOX_VF_PF_DATA(q_no); +} + +/* Mailbox Interrupt handler */ +static void cn93_handle_vf_mbox_intr(struct octep_vf_device *oct) +{ + if (oct->mbox) + schedule_work(&oct->mbox->wk.work); + else + dev_err(&oct->pdev->dev, "cannot schedule work on invalid mbox\n"); +} + +/* Tx/Rx queue interrupt handler */ +static irqreturn_t octep_vf_ioq_intr_handler_cn93(void *data) +{ + struct octep_vf_ioq_vector *vector = data; + struct octep_vf_device *oct; + struct octep_vf_oq *oq; + u64 reg_val; + + oct = vector->octep_vf_dev; + oq = vector->oq; + /* Mailbox interrupt arrives along with interrupt of tx/rx ring pair 0 */ + if (oq->q_no == 0) { + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_MBOX_PF_VF_INT(0)); + if (reg_val & CN93_VF_SDP_R_MBOX_PF_VF_INT_STATUS) { + cn93_handle_vf_mbox_intr(oct); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_MBOX_PF_VF_INT(0), reg_val); + } + } + napi_schedule_irqoff(oq->napi); + return IRQ_HANDLED; +} + +/* Re-initialize Octeon hardware registers */ +static void octep_vf_reinit_regs_cn93(struct octep_vf_device *oct) +{ + u32 i; + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) + oct->hw_ops.setup_iq_regs(oct, i); + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) + oct->hw_ops.setup_oq_regs(oct, i); + + oct->hw_ops.enable_interrupts(oct); + oct->hw_ops.enable_io_queues(oct); + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) + writel(oct->oq[i]->max_count, oct->oq[i]->pkts_credit_reg); +} + +/* Enable all interrupts */ +static void octep_vf_enable_interrupts_cn93(struct octep_vf_device *oct) +{ + int num_rings, q; + u64 reg_val; + + num_rings = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + for (q = 0; q < num_rings; q++) { + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(q)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(q), reg_val); + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(q)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(q), reg_val); + } + /* Enable PF to VF mbox interrupt by setting 2nd bit*/ + octep_vf_write_csr64(oct, CN93_VF_SDP_R_MBOX_PF_VF_INT(0), + CN93_VF_SDP_R_MBOX_PF_VF_INT_ENAB); +} + +/* Disable all interrupts */ +static void octep_vf_disable_interrupts_cn93(struct octep_vf_device *oct) +{ + int num_rings, q; + u64 reg_val; + + /* Disable PF to VF mbox interrupt by setting 2nd bit*/ + if (oct->mbox) + octep_vf_write_csr64(oct, CN93_VF_SDP_R_MBOX_PF_VF_INT(0), 0x0); + + num_rings = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + for (q = 0; q < num_rings; q++) { + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(q)); + reg_val &= ~BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(q), reg_val); + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(q)); + reg_val &= ~BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(q), reg_val); + } +} + +/* Get new Octeon Read Index: index of descriptor that Octeon reads next. */ +static u32 octep_vf_update_iq_read_index_cn93(struct octep_vf_iq *iq) +{ + u32 pkt_in_done = readl(iq->inst_cnt_reg); + u32 last_done, new_idx; + + last_done = pkt_in_done - iq->pkt_in_done; + iq->pkt_in_done = pkt_in_done; + + new_idx = (iq->octep_vf_read_index + last_done) % iq->max_count; + + return new_idx; +} + +/* Enable a hardware Tx Queue */ +static void octep_vf_enable_iq_cn93(struct octep_vf_device *oct, int iq_no) +{ + u64 loop = HZ; + u64 reg_val; + + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INSTR_DBELL(iq_no), GENMASK_ULL(31, 0)); + + while (octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INSTR_DBELL(iq_no)) && + loop--) { + schedule_timeout_interruptible(1); + } + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(iq_no)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_INT_LEVELS(iq_no), reg_val); + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_ENABLE(iq_no)); + reg_val |= ULL(1); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_ENABLE(iq_no), reg_val); +} + +/* Enable a hardware Rx Queue */ +static void octep_vf_enable_oq_cn93(struct octep_vf_device *oct, int oq_no) +{ + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(oq_no)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_INT_LEVELS(oq_no), reg_val); + + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_SLIST_DBELL(oq_no), GENMASK_ULL(31, 0)); + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_ENABLE(oq_no)); + reg_val |= ULL(1); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_ENABLE(oq_no), reg_val); +} + +/* Enable all hardware Tx/Rx Queues assigned to VF */ +static void octep_vf_enable_io_queues_cn93(struct octep_vf_device *oct) +{ + u8 q; + + for (q = 0; q < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); q++) { + octep_vf_enable_iq_cn93(oct, q); + octep_vf_enable_oq_cn93(oct, q); + } +} + +/* Disable a hardware Tx Queue assigned to VF */ +static void octep_vf_disable_iq_cn93(struct octep_vf_device *oct, int iq_no) +{ + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_IN_ENABLE(iq_no)); + reg_val &= ~ULL(1); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_IN_ENABLE(iq_no), reg_val); +} + +/* Disable a hardware Rx Queue assigned to VF */ +static void octep_vf_disable_oq_cn93(struct octep_vf_device *oct, int oq_no) +{ + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CN93_VF_SDP_R_OUT_ENABLE(oq_no)); + reg_val &= ~ULL(1); + octep_vf_write_csr64(oct, CN93_VF_SDP_R_OUT_ENABLE(oq_no), reg_val); +} + +/* Disable all hardware Tx/Rx Queues assigned to VF */ +static void octep_vf_disable_io_queues_cn93(struct octep_vf_device *oct) +{ + int q; + + for (q = 0; q < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); q++) { + octep_vf_disable_iq_cn93(oct, q); + octep_vf_disable_oq_cn93(oct, q); + } +} + +/* Dump hardware registers (including Tx/Rx queues) for debugging. */ +static void octep_vf_dump_registers_cn93(struct octep_vf_device *oct) +{ + u8 num_rings, q; + + num_rings = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + for (q = 0; q < num_rings; q++) + cn93_vf_dump_q_regs(oct, q); +} + +/** + * octep_vf_device_setup_cn93() - Setup Octeon device. + * + * @oct: Octeon device private data structure. + * + * - initialize hardware operations. + * - get target side pcie port number for the device. + * - set initial configuration and max limits. + */ +void octep_vf_device_setup_cn93(struct octep_vf_device *oct) +{ + oct->hw_ops.setup_iq_regs = octep_vf_setup_iq_regs_cn93; + oct->hw_ops.setup_oq_regs = octep_vf_setup_oq_regs_cn93; + oct->hw_ops.setup_mbox_regs = octep_vf_setup_mbox_regs_cn93; + + oct->hw_ops.ioq_intr_handler = octep_vf_ioq_intr_handler_cn93; + oct->hw_ops.reinit_regs = octep_vf_reinit_regs_cn93; + + oct->hw_ops.enable_interrupts = octep_vf_enable_interrupts_cn93; + oct->hw_ops.disable_interrupts = octep_vf_disable_interrupts_cn93; + + oct->hw_ops.update_iq_read_idx = octep_vf_update_iq_read_index_cn93; + + oct->hw_ops.enable_iq = octep_vf_enable_iq_cn93; + oct->hw_ops.enable_oq = octep_vf_enable_oq_cn93; + oct->hw_ops.enable_io_queues = octep_vf_enable_io_queues_cn93; + + oct->hw_ops.disable_iq = octep_vf_disable_iq_cn93; + oct->hw_ops.disable_oq = octep_vf_disable_oq_cn93; + oct->hw_ops.disable_io_queues = octep_vf_disable_io_queues_cn93; + oct->hw_ops.reset_io_queues = octep_vf_reset_io_queues_cn93; + + oct->hw_ops.dump_registers = octep_vf_dump_registers_cn93; + octep_vf_init_config_cn93_vf(oct); +} diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cnxk.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cnxk.c new file mode 100644 index 000000000000..1f79dfad42c6 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cnxk.c @@ -0,0 +1,500 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> + +#include "octep_vf_config.h" +#include "octep_vf_main.h" +#include "octep_vf_regs_cnxk.h" + +/* Dump useful hardware IQ/OQ CSRs for debug purpose */ +static void cnxk_vf_dump_q_regs(struct octep_vf_device *oct, int qno) +{ + struct device *dev = &oct->pdev->dev; + + dev_info(dev, "IQ-%d register dump\n", qno); + dev_info(dev, "R[%d]_IN_INSTR_DBELL[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_INSTR_DBELL(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_DBELL(qno))); + dev_info(dev, "R[%d]_IN_CONTROL[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_CONTROL(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_CONTROL(qno))); + dev_info(dev, "R[%d]_IN_ENABLE[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_ENABLE(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_ENABLE(qno))); + dev_info(dev, "R[%d]_IN_INSTR_BADDR[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_INSTR_BADDR(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_BADDR(qno))); + dev_info(dev, "R[%d]_IN_INSTR_RSIZE[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_INSTR_RSIZE(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_RSIZE(qno))); + dev_info(dev, "R[%d]_IN_CNTS[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_CNTS(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_CNTS(qno))); + dev_info(dev, "R[%d]_IN_INT_LEVELS[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_INT_LEVELS(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(qno))); + dev_info(dev, "R[%d]_IN_PKT_CNT[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_PKT_CNT(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_PKT_CNT(qno))); + dev_info(dev, "R[%d]_IN_BYTE_CNT[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_IN_BYTE_CNT(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_BYTE_CNT(qno))); + + dev_info(dev, "OQ-%d register dump\n", qno); + dev_info(dev, "R[%d]_OUT_SLIST_DBELL[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_SLIST_DBELL(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_DBELL(qno))); + dev_info(dev, "R[%d]_OUT_CONTROL[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_CONTROL(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_CONTROL(qno))); + dev_info(dev, "R[%d]_OUT_ENABLE[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_ENABLE(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_ENABLE(qno))); + dev_info(dev, "R[%d]_OUT_SLIST_BADDR[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_SLIST_BADDR(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_BADDR(qno))); + dev_info(dev, "R[%d]_OUT_SLIST_RSIZE[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_SLIST_RSIZE(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_RSIZE(qno))); + dev_info(dev, "R[%d]_OUT_CNTS[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_CNTS(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_CNTS(qno))); + dev_info(dev, "R[%d]_OUT_INT_LEVELS[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_INT_LEVELS(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(qno))); + dev_info(dev, "R[%d]_OUT_PKT_CNT[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_PKT_CNT(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_PKT_CNT(qno))); + dev_info(dev, "R[%d]_OUT_BYTE_CNT[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_OUT_BYTE_CNT(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_BYTE_CNT(qno))); + dev_info(dev, "R[%d]_ERR_TYPE[0x%llx]: 0x%016llx\n", + qno, CNXK_VF_SDP_R_ERR_TYPE(qno), + octep_vf_read_csr64(oct, CNXK_VF_SDP_R_ERR_TYPE(qno))); +} + +/* Reset Hardware Tx queue */ +static void cnxk_vf_reset_iq(struct octep_vf_device *oct, int q_no) +{ + u64 val = ULL(0); + + dev_dbg(&oct->pdev->dev, "Reset VF IQ-%d\n", q_no); + + /* Disable the Tx/Instruction Ring */ + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_ENABLE(q_no), val); + + /* clear the Instruction Ring packet/byte counts and doorbell CSRs */ + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(q_no), val); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_PKT_CNT(q_no), val); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_BYTE_CNT(q_no), val); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_BADDR(q_no), val); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_RSIZE(q_no), val); + + val = GENMASK_ULL(31, 0); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_DBELL(q_no), val); + + val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_CNTS(q_no)); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_CNTS(q_no), val & GENMASK_ULL(31, 0)); +} + +/* Reset Hardware Rx queue */ +static void cnxk_vf_reset_oq(struct octep_vf_device *oct, int q_no) +{ + u64 val = ULL(0); + + /* Disable Output (Rx) Ring */ + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_ENABLE(q_no), val); + + /* Clear count CSRs */ + val = octep_vf_read_csr(oct, CNXK_VF_SDP_R_OUT_CNTS(q_no)); + octep_vf_write_csr(oct, CNXK_VF_SDP_R_OUT_CNTS(q_no), val); + + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_PKT_CNT(q_no), GENMASK_ULL(35, 0)); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_DBELL(q_no), GENMASK_ULL(31, 0)); +} + +/* Reset all hardware Tx/Rx queues */ +static void octep_vf_reset_io_queues_cnxk(struct octep_vf_device *oct) +{ + struct pci_dev *pdev = oct->pdev; + int q; + + dev_dbg(&pdev->dev, "Reset OCTEP_CNXK VF IO Queues\n"); + + for (q = 0; q < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); q++) { + cnxk_vf_reset_iq(oct, q); + cnxk_vf_reset_oq(oct, q); + } +} + +/* Initialize configuration limits and initial active config */ +static void octep_vf_init_config_cnxk_vf(struct octep_vf_device *oct) +{ + struct octep_vf_config *conf = oct->conf; + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_CONTROL(0)); + conf->ring_cfg.max_io_rings = (reg_val >> CNXK_VF_R_IN_CTL_RPVF_POS) & + CNXK_VF_R_IN_CTL_RPVF_MASK; + conf->ring_cfg.active_io_rings = conf->ring_cfg.max_io_rings; + + conf->iq.num_descs = OCTEP_VF_IQ_MAX_DESCRIPTORS; + conf->iq.instr_type = OCTEP_VF_64BYTE_INSTR; + conf->iq.db_min = OCTEP_VF_DB_MIN; + conf->iq.intr_threshold = OCTEP_VF_IQ_INTR_THRESHOLD; + + conf->oq.num_descs = OCTEP_VF_OQ_MAX_DESCRIPTORS; + conf->oq.buf_size = OCTEP_VF_OQ_BUF_SIZE; + conf->oq.refill_threshold = OCTEP_VF_OQ_REFILL_THRESHOLD; + conf->oq.oq_intr_pkt = OCTEP_VF_OQ_INTR_PKT_THRESHOLD; + conf->oq.oq_intr_time = OCTEP_VF_OQ_INTR_TIME_THRESHOLD; + conf->oq.wmark = OCTEP_VF_OQ_WMARK_MIN; + + conf->msix_cfg.ioq_msix = conf->ring_cfg.active_io_rings; +} + +/* Setup registers for a hardware Tx Queue */ +static void octep_vf_setup_iq_regs_cnxk(struct octep_vf_device *oct, int iq_no) +{ + struct octep_vf_iq *iq = oct->iq[iq_no]; + u32 reset_instr_cnt; + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_CONTROL(iq_no)); + + /* wait for IDLE to set to 1 */ + if (!(reg_val & CNXK_VF_R_IN_CTL_IDLE)) { + do { + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_CONTROL(iq_no)); + } while (!(reg_val & CNXK_VF_R_IN_CTL_IDLE)); + } + reg_val |= CNXK_VF_R_IN_CTL_RDSIZE; + reg_val |= CNXK_VF_R_IN_CTL_IS_64B; + reg_val |= CNXK_VF_R_IN_CTL_ESR; + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_CONTROL(iq_no), reg_val); + + /* Write the start of the input queue's ring and its size */ + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_BADDR(iq_no), iq->desc_ring_dma); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_RSIZE(iq_no), iq->max_count); + + /* Remember the doorbell & instruction count register addr for this queue */ + iq->doorbell_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_IN_INSTR_DBELL(iq_no); + iq->inst_cnt_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_IN_CNTS(iq_no); + iq->intr_lvl_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_IN_INT_LEVELS(iq_no); + + /* Store the current instruction counter (used in flush_iq calculation) */ + reset_instr_cnt = readl(iq->inst_cnt_reg); + writel(reset_instr_cnt, iq->inst_cnt_reg); + + /* INTR_THRESHOLD is set to max(FFFFFFFF) to disable the INTR */ + reg_val = CFG_GET_IQ_INTR_THRESHOLD(oct->conf) & GENMASK_ULL(31, 0); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(iq_no), reg_val); +} + +/* Setup registers for a hardware Rx Queue */ +static void octep_vf_setup_oq_regs_cnxk(struct octep_vf_device *oct, int oq_no) +{ + struct octep_vf_oq *oq = oct->oq[oq_no]; + u32 time_threshold = 0; + u64 oq_ctl = ULL(0); + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_CONTROL(oq_no)); + + /* wait for IDLE to set to 1 */ + if (!(reg_val & CNXK_VF_R_OUT_CTL_IDLE)) { + do { + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_CONTROL(oq_no)); + } while (!(reg_val & CNXK_VF_R_OUT_CTL_IDLE)); + } + + reg_val &= ~(CNXK_VF_R_OUT_CTL_IMODE); + reg_val &= ~(CNXK_VF_R_OUT_CTL_ROR_P); + reg_val &= ~(CNXK_VF_R_OUT_CTL_NSR_P); + reg_val &= ~(CNXK_VF_R_OUT_CTL_ROR_I); + reg_val &= ~(CNXK_VF_R_OUT_CTL_NSR_I); + reg_val &= ~(CNXK_VF_R_OUT_CTL_ES_I); + reg_val &= ~(CNXK_VF_R_OUT_CTL_ROR_D); + reg_val &= ~(CNXK_VF_R_OUT_CTL_NSR_D); + reg_val &= ~(CNXK_VF_R_OUT_CTL_ES_D); + reg_val |= (CNXK_VF_R_OUT_CTL_ES_P); + + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_CONTROL(oq_no), reg_val); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_BADDR(oq_no), oq->desc_ring_dma); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_RSIZE(oq_no), oq->max_count); + + oq_ctl = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_CONTROL(oq_no)); + /* Clear the ISIZE and BSIZE (22-0) */ + oq_ctl &= ~GENMASK_ULL(22, 0); + /* Populate the BSIZE (15-0) */ + oq_ctl |= (oq->buffer_size & GENMASK_ULL(15, 0)); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_CONTROL(oq_no), oq_ctl); + + /* Get the mapped address of the pkt_sent and pkts_credit regs */ + oq->pkts_sent_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_OUT_CNTS(oq_no); + oq->pkts_credit_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_OUT_SLIST_DBELL(oq_no); + + time_threshold = CFG_GET_OQ_INTR_TIME(oct->conf); + reg_val = ((u64)time_threshold << 32) | CFG_GET_OQ_INTR_PKT(oct->conf); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(oq_no), reg_val); + + /* set watermark for backpressure */ + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_WMARK(oq_no)); + reg_val &= ~GENMASK_ULL(31, 0); + reg_val |= CFG_GET_OQ_WMARK(oct->conf); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_WMARK(oq_no), reg_val); +} + +/* Setup registers for a VF mailbox */ +static void octep_vf_setup_mbox_regs_cnxk(struct octep_vf_device *oct, int q_no) +{ + struct octep_vf_mbox *mbox = oct->mbox; + + /* PF to VF DATA reg. VF reads from this reg */ + mbox->mbox_read_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_MBOX_PF_VF_DATA(q_no); + + /* VF mbox interrupt reg */ + mbox->mbox_int_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_MBOX_PF_VF_INT(q_no); + + /* VF to PF DATA reg. VF writes into this reg */ + mbox->mbox_write_reg = oct->mmio.hw_addr + CNXK_VF_SDP_R_MBOX_VF_PF_DATA(q_no); +} + +/* Mailbox Interrupt handler */ +static void cnxk_handle_vf_mbox_intr(struct octep_vf_device *oct) +{ + if (oct->mbox) + schedule_work(&oct->mbox->wk.work); + else + dev_err(&oct->pdev->dev, "cannot schedule work on invalid mbox\n"); +} + +/* Tx/Rx queue interrupt handler */ +static irqreturn_t octep_vf_ioq_intr_handler_cnxk(void *data) +{ + struct octep_vf_ioq_vector *vector = data; + struct octep_vf_device *oct; + struct octep_vf_oq *oq; + u64 reg_val; + + oct = vector->octep_vf_dev; + oq = vector->oq; + /* Mailbox interrupt arrives along with interrupt of tx/rx ring pair 0 */ + if (oq->q_no == 0) { + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_MBOX_PF_VF_INT(0)); + if (reg_val & CNXK_VF_SDP_R_MBOX_PF_VF_INT_STATUS) { + cnxk_handle_vf_mbox_intr(oct); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_MBOX_PF_VF_INT(0), reg_val); + } + } + napi_schedule_irqoff(oq->napi); + return IRQ_HANDLED; +} + +/* Re-initialize Octeon hardware registers */ +static void octep_vf_reinit_regs_cnxk(struct octep_vf_device *oct) +{ + u32 i; + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) + oct->hw_ops.setup_iq_regs(oct, i); + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) + oct->hw_ops.setup_oq_regs(oct, i); + + oct->hw_ops.enable_interrupts(oct); + oct->hw_ops.enable_io_queues(oct); + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) + writel(oct->oq[i]->max_count, oct->oq[i]->pkts_credit_reg); +} + +/* Enable all interrupts */ +static void octep_vf_enable_interrupts_cnxk(struct octep_vf_device *oct) +{ + int num_rings, q; + u64 reg_val; + + num_rings = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + for (q = 0; q < num_rings; q++) { + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(q)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(q), reg_val); + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(q)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(q), reg_val); + } + /* Enable PF to VF mbox interrupt by setting 2nd bit*/ + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_MBOX_PF_VF_INT(0), + CNXK_VF_SDP_R_MBOX_PF_VF_INT_ENAB); +} + +/* Disable all interrupts */ +static void octep_vf_disable_interrupts_cnxk(struct octep_vf_device *oct) +{ + int num_rings, q; + u64 reg_val; + + /* Disable PF to VF mbox interrupt by setting 2nd bit*/ + if (oct->mbox) + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_MBOX_PF_VF_INT(0), 0x0); + + num_rings = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + for (q = 0; q < num_rings; q++) { + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(q)); + reg_val &= ~BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(q), reg_val); + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(q)); + reg_val &= ~BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(q), reg_val); + } +} + +/* Get new Octeon Read Index: index of descriptor that Octeon reads next. */ +static u32 octep_vf_update_iq_read_index_cnxk(struct octep_vf_iq *iq) +{ + u32 pkt_in_done = readl(iq->inst_cnt_reg); + u32 last_done, new_idx; + + last_done = pkt_in_done - iq->pkt_in_done; + iq->pkt_in_done = pkt_in_done; + + new_idx = (iq->octep_vf_read_index + last_done) % iq->max_count; + + return new_idx; +} + +/* Enable a hardware Tx Queue */ +static void octep_vf_enable_iq_cnxk(struct octep_vf_device *oct, int iq_no) +{ + u64 loop = HZ; + u64 reg_val; + + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_DBELL(iq_no), GENMASK_ULL(31, 0)); + + while (octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INSTR_DBELL(iq_no)) && + loop--) { + schedule_timeout_interruptible(1); + } + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(iq_no)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_INT_LEVELS(iq_no), reg_val); + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_ENABLE(iq_no)); + reg_val |= ULL(1); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_ENABLE(iq_no), reg_val); +} + +/* Enable a hardware Rx Queue */ +static void octep_vf_enable_oq_cnxk(struct octep_vf_device *oct, int oq_no) +{ + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(oq_no)); + reg_val |= BIT_ULL_MASK(62); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_INT_LEVELS(oq_no), reg_val); + + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_SLIST_DBELL(oq_no), GENMASK_ULL(31, 0)); + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_ENABLE(oq_no)); + reg_val |= ULL(1); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_ENABLE(oq_no), reg_val); +} + +/* Enable all hardware Tx/Rx Queues assigned to VF */ +static void octep_vf_enable_io_queues_cnxk(struct octep_vf_device *oct) +{ + u8 q; + + for (q = 0; q < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); q++) { + octep_vf_enable_iq_cnxk(oct, q); + octep_vf_enable_oq_cnxk(oct, q); + } +} + +/* Disable a hardware Tx Queue assigned to VF */ +static void octep_vf_disable_iq_cnxk(struct octep_vf_device *oct, int iq_no) +{ + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_IN_ENABLE(iq_no)); + reg_val &= ~ULL(1); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_IN_ENABLE(iq_no), reg_val); +} + +/* Disable a hardware Rx Queue assigned to VF */ +static void octep_vf_disable_oq_cnxk(struct octep_vf_device *oct, int oq_no) +{ + u64 reg_val; + + reg_val = octep_vf_read_csr64(oct, CNXK_VF_SDP_R_OUT_ENABLE(oq_no)); + reg_val &= ~ULL(1); + octep_vf_write_csr64(oct, CNXK_VF_SDP_R_OUT_ENABLE(oq_no), reg_val); +} + +/* Disable all hardware Tx/Rx Queues assigned to VF */ +static void octep_vf_disable_io_queues_cnxk(struct octep_vf_device *oct) +{ + int q; + + for (q = 0; q < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); q++) { + octep_vf_disable_iq_cnxk(oct, q); + octep_vf_disable_oq_cnxk(oct, q); + } +} + +/* Dump hardware registers (including Tx/Rx queues) for debugging. */ +static void octep_vf_dump_registers_cnxk(struct octep_vf_device *oct) +{ + u8 num_rings, q; + + num_rings = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + for (q = 0; q < num_rings; q++) + cnxk_vf_dump_q_regs(oct, q); +} + +/** + * octep_vf_device_setup_cnxk() - Setup Octeon device. + * + * @oct: Octeon device private data structure. + * + * - initialize hardware operations. + * - get target side pcie port number for the device. + * - set initial configuration and max limits. + */ +void octep_vf_device_setup_cnxk(struct octep_vf_device *oct) +{ + oct->hw_ops.setup_iq_regs = octep_vf_setup_iq_regs_cnxk; + oct->hw_ops.setup_oq_regs = octep_vf_setup_oq_regs_cnxk; + oct->hw_ops.setup_mbox_regs = octep_vf_setup_mbox_regs_cnxk; + + oct->hw_ops.ioq_intr_handler = octep_vf_ioq_intr_handler_cnxk; + oct->hw_ops.reinit_regs = octep_vf_reinit_regs_cnxk; + + oct->hw_ops.enable_interrupts = octep_vf_enable_interrupts_cnxk; + oct->hw_ops.disable_interrupts = octep_vf_disable_interrupts_cnxk; + + oct->hw_ops.update_iq_read_idx = octep_vf_update_iq_read_index_cnxk; + + oct->hw_ops.enable_iq = octep_vf_enable_iq_cnxk; + oct->hw_ops.enable_oq = octep_vf_enable_oq_cnxk; + oct->hw_ops.enable_io_queues = octep_vf_enable_io_queues_cnxk; + + oct->hw_ops.disable_iq = octep_vf_disable_iq_cnxk; + oct->hw_ops.disable_oq = octep_vf_disable_oq_cnxk; + oct->hw_ops.disable_io_queues = octep_vf_disable_io_queues_cnxk; + oct->hw_ops.reset_io_queues = octep_vf_reset_io_queues_cnxk; + + oct->hw_ops.dump_registers = octep_vf_dump_registers_cnxk; + octep_vf_init_config_cnxk_vf(oct); +} diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_config.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_config.h new file mode 100644 index 000000000000..e03a647b0110 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_config.h @@ -0,0 +1,160 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#ifndef _OCTEP_VF_CONFIG_H_ +#define _OCTEP_VF_CONFIG_H_ + +/* Tx instruction types by length */ +#define OCTEP_VF_32BYTE_INSTR 32 +#define OCTEP_VF_64BYTE_INSTR 64 + +/* Tx Queue: maximum descriptors per ring */ +#define OCTEP_VF_IQ_MAX_DESCRIPTORS 1024 +/* Minimum input (Tx) requests to be enqueued to ring doorbell */ +#define OCTEP_VF_DB_MIN 8 +/* Packet threshold for Tx queue interrupt */ +#define OCTEP_VF_IQ_INTR_THRESHOLD 0x0 + +/* Minimum watermark for backpressure */ +#define OCTEP_VF_OQ_WMARK_MIN 256 + +/* Rx Queue: maximum descriptors per ring */ +#define OCTEP_VF_OQ_MAX_DESCRIPTORS 1024 + +/* Rx buffer size: Use page size buffers. + * Build skb from allocated page buffer once the packet is received. + * When a gathered packet is received, make head page as skb head and + * page buffers in consecutive Rx descriptors as fragments. + */ +#define OCTEP_VF_OQ_BUF_SIZE (SKB_WITH_OVERHEAD(PAGE_SIZE)) +#define OCTEP_VF_OQ_PKTS_PER_INTR 128 +#define OCTEP_VF_OQ_REFILL_THRESHOLD (OCTEP_VF_OQ_MAX_DESCRIPTORS / 4) + +#define OCTEP_VF_OQ_INTR_PKT_THRESHOLD 1 +#define OCTEP_VF_OQ_INTR_TIME_THRESHOLD 10 + +#define OCTEP_VF_MSIX_NAME_SIZE (IFNAMSIZ + 32) + +/* Tx Queue wake threshold + * wakeup a stopped Tx queue if minimum 2 descriptors are available. + * Even a skb with fragments consume only one Tx queue descriptor entry. + */ +#define OCTEP_VF_WAKE_QUEUE_THRESHOLD 2 + +/* Minimum MTU supported by Octeon network interface */ +#define OCTEP_VF_MIN_MTU ETH_MIN_MTU +/* Maximum MTU supported by Octeon interface*/ +#define OCTEP_VF_MAX_MTU (10000 - (ETH_HLEN + ETH_FCS_LEN)) +/* Default MTU */ +#define OCTEP_VF_DEFAULT_MTU 1500 + +/* Macros to get octeon config params */ +#define CFG_GET_IQ_CFG(cfg) ((cfg)->iq) +#define CFG_GET_IQ_NUM_DESC(cfg) ((cfg)->iq.num_descs) +#define CFG_GET_IQ_INSTR_TYPE(cfg) ((cfg)->iq.instr_type) +#define CFG_GET_IQ_INSTR_SIZE(cfg) (64) +#define CFG_GET_IQ_DB_MIN(cfg) ((cfg)->iq.db_min) +#define CFG_GET_IQ_INTR_THRESHOLD(cfg) ((cfg)->iq.intr_threshold) + +#define CFG_GET_OQ_NUM_DESC(cfg) ((cfg)->oq.num_descs) +#define CFG_GET_OQ_BUF_SIZE(cfg) ((cfg)->oq.buf_size) +#define CFG_GET_OQ_REFILL_THRESHOLD(cfg) ((cfg)->oq.refill_threshold) +#define CFG_GET_OQ_INTR_PKT(cfg) ((cfg)->oq.oq_intr_pkt) +#define CFG_GET_OQ_INTR_TIME(cfg) ((cfg)->oq.oq_intr_time) +#define CFG_GET_OQ_WMARK(cfg) ((cfg)->oq.wmark) + +#define CFG_GET_PORTS_ACTIVE_IO_RINGS(cfg) ((cfg)->ring_cfg.active_io_rings) +#define CFG_GET_PORTS_MAX_IO_RINGS(cfg) ((cfg)->ring_cfg.max_io_rings) + +#define CFG_GET_CORE_TICS_PER_US(cfg) ((cfg)->core_cfg.core_tics_per_us) +#define CFG_GET_COPROC_TICS_PER_US(cfg) ((cfg)->core_cfg.coproc_tics_per_us) + +#define CFG_GET_IOQ_MSIX(cfg) ((cfg)->msix_cfg.ioq_msix) + +/* Hardware Tx Queue configuration. */ +struct octep_vf_iq_config { + /* Size of the Input queue (number of commands) */ + u16 num_descs; + + /* Command size - 32 or 64 bytes */ + u16 instr_type; + + /* Minimum number of commands pending to be posted to Octeon before driver + * hits the Input queue doorbell. + */ + u16 db_min; + + /* Trigger the IQ interrupt when processed cmd count reaches + * this level. + */ + u32 intr_threshold; +}; + +/* Hardware Rx Queue configuration. */ +struct octep_vf_oq_config { + /* Size of Output queue (number of descriptors) */ + u16 num_descs; + + /* Size of buffer in this Output queue. */ + u16 buf_size; + + /* The number of buffers that were consumed during packet processing + * by the driver on this Output queue before the driver attempts to + * replenish the descriptor ring with new buffers. + */ + u16 refill_threshold; + + /* Interrupt Coalescing (Packet Count). Octeon will interrupt the host + * only if it sent as many packets as specified by this field. + * The driver usually does not use packet count interrupt coalescing. + */ + u32 oq_intr_pkt; + + /* Interrupt Coalescing (Time Interval). Octeon will interrupt the host + * if at least one packet was sent in the time interval specified by + * this field. The driver uses time interval interrupt coalescing by + * default. The time is specified in microseconds. + */ + u32 oq_intr_time; + + /* Water mark for backpressure. + * Output queue sends backpressure signal to source when + * free buffer count falls below wmark. + */ + u32 wmark; +}; + +/* Tx/Rx configuration */ +struct octep_vf_ring_config { + /* Max number of IOQs */ + u16 max_io_rings; + + /* Number of active IOQs */ + u16 active_io_rings; +}; + +/* Octeon MSI-x config. */ +struct octep_vf_msix_config { + /* Number of IOQ interrupts */ + u16 ioq_msix; +}; + +/* Data Structure to hold configuration limits and active config */ +struct octep_vf_config { + /* Input Queue attributes. */ + struct octep_vf_iq_config iq; + + /* Output Queue attributes. */ + struct octep_vf_oq_config oq; + + /* MSI-X interrupt config */ + struct octep_vf_msix_config msix_cfg; + + /* NIC VF ring Configuration */ + struct octep_vf_ring_config ring_cfg; +}; +#endif /* _OCTEP_VF_CONFIG_H_ */ diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_ethtool.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_ethtool.c new file mode 100644 index 000000000000..a1979b45e355 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_ethtool.c @@ -0,0 +1,273 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/ethtool.h> + +#include "octep_vf_config.h" +#include "octep_vf_main.h" + +static const char octep_vf_gstrings_global_stats[][ETH_GSTRING_LEN] = { + "rx_alloc_errors", + "tx_busy_errors", + "tx_hw_pkts", + "tx_hw_octs", + "tx_hw_bcast", + "tx_hw_mcast", + "rx_hw_pkts", + "rx_hw_bytes", + "rx_hw_bcast", + "rx_dropped_bytes_fifo_full", +}; + +#define OCTEP_VF_GLOBAL_STATS_CNT (sizeof(octep_vf_gstrings_global_stats) / ETH_GSTRING_LEN) + +static const char octep_vf_gstrings_tx_q_stats[][ETH_GSTRING_LEN] = { + "tx_packets_posted[Q-%u]", + "tx_packets_completed[Q-%u]", + "tx_bytes[Q-%u]", + "tx_busy[Q-%u]", +}; + +#define OCTEP_VF_TX_Q_STATS_CNT (sizeof(octep_vf_gstrings_tx_q_stats) / ETH_GSTRING_LEN) + +static const char octep_vf_gstrings_rx_q_stats[][ETH_GSTRING_LEN] = { + "rx_packets[Q-%u]", + "rx_bytes[Q-%u]", + "rx_alloc_errors[Q-%u]", +}; + +#define OCTEP_VF_RX_Q_STATS_CNT (sizeof(octep_vf_gstrings_rx_q_stats) / ETH_GSTRING_LEN) + +static void octep_vf_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *info) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + + strscpy(info->driver, OCTEP_VF_DRV_NAME, sizeof(info->driver)); + strscpy(info->bus_info, pci_name(oct->pdev), sizeof(info->bus_info)); +} + +static void octep_vf_get_strings(struct net_device *netdev, + u32 stringset, u8 *data) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + u16 num_queues = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + char *strings = (char *)data; + int i, j; + + switch (stringset) { + case ETH_SS_STATS: + for (i = 0; i < OCTEP_VF_GLOBAL_STATS_CNT; i++) { + snprintf(strings, ETH_GSTRING_LEN, + octep_vf_gstrings_global_stats[i]); + strings += ETH_GSTRING_LEN; + } + + for (i = 0; i < num_queues; i++) { + for (j = 0; j < OCTEP_VF_TX_Q_STATS_CNT; j++) { + snprintf(strings, ETH_GSTRING_LEN, + octep_vf_gstrings_tx_q_stats[j], i); + strings += ETH_GSTRING_LEN; + } + } + + for (i = 0; i < num_queues; i++) { + for (j = 0; j < OCTEP_VF_RX_Q_STATS_CNT; j++) { + snprintf(strings, ETH_GSTRING_LEN, + octep_vf_gstrings_rx_q_stats[j], i); + strings += ETH_GSTRING_LEN; + } + } + break; + default: + break; + } +} + +static int octep_vf_get_sset_count(struct net_device *netdev, int sset) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + u16 num_queues = CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); + + switch (sset) { + case ETH_SS_STATS: + return OCTEP_VF_GLOBAL_STATS_CNT + (num_queues * + (OCTEP_VF_TX_Q_STATS_CNT + OCTEP_VF_RX_Q_STATS_CNT)); + break; + default: + return -EOPNOTSUPP; + } +} + +static void octep_vf_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + struct octep_vf_iface_tx_stats *iface_tx_stats; + struct octep_vf_iface_rx_stats *iface_rx_stats; + u64 rx_alloc_errors, tx_busy_errors; + int q, i; + + rx_alloc_errors = 0; + tx_busy_errors = 0; + + octep_vf_get_if_stats(oct); + iface_tx_stats = &oct->iface_tx_stats; + iface_rx_stats = &oct->iface_rx_stats; + + for (q = 0; q < oct->num_oqs; q++) { + struct octep_vf_iq *iq = oct->iq[q]; + struct octep_vf_oq *oq = oct->oq[q]; + + tx_busy_errors += iq->stats.tx_busy; + rx_alloc_errors += oq->stats.alloc_failures; + } + i = 0; + data[i++] = rx_alloc_errors; + data[i++] = tx_busy_errors; + data[i++] = iface_tx_stats->pkts; + data[i++] = iface_tx_stats->octs; + data[i++] = iface_tx_stats->bcst; + data[i++] = iface_tx_stats->mcst; + data[i++] = iface_rx_stats->pkts; + data[i++] = iface_rx_stats->octets; + data[i++] = iface_rx_stats->bcast_pkts; + data[i++] = iface_rx_stats->dropped_octets_fifo_full; + + /* Per Tx Queue stats */ + for (q = 0; q < oct->num_iqs; q++) { + struct octep_vf_iq *iq = oct->iq[q]; + + data[i++] = iq->stats.instr_posted; + data[i++] = iq->stats.instr_completed; + data[i++] = iq->stats.bytes_sent; + data[i++] = iq->stats.tx_busy; + } + + /* Per Rx Queue stats */ + for (q = 0; q < oct->num_oqs; q++) { + struct octep_vf_oq *oq = oct->oq[q]; + + data[i++] = oq->stats.packets; + data[i++] = oq->stats.bytes; + data[i++] = oq->stats.alloc_failures; + } +} + +#define OCTEP_VF_SET_ETHTOOL_LINK_MODES_BITMAP(octep_vf_speeds, ksettings, name) \ +{ \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_10GBASE_T)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 10000baseT_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_10GBASE_R)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 10000baseR_FEC); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_10GBASE_CR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 10000baseCR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_10GBASE_KR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 10000baseKR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_10GBASE_LR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 10000baseLR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_10GBASE_SR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 10000baseSR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_25GBASE_CR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 25000baseCR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_25GBASE_KR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 25000baseKR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_25GBASE_SR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 25000baseSR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_40GBASE_CR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 40000baseCR4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_40GBASE_KR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 40000baseKR4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_40GBASE_LR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 40000baseLR4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_40GBASE_SR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 40000baseSR4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_CR2)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseCR2_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_KR2)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseKR2_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_SR2)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseSR2_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_CR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseCR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_KR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseKR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_LR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseLR_ER_FR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_50GBASE_SR)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 50000baseSR_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_100GBASE_CR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 100000baseCR4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_100GBASE_KR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 100000baseKR4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_100GBASE_LR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 100000baseLR4_ER4_Full); \ + if ((octep_vf_speeds) & BIT(OCTEP_VF_LINK_MODE_100GBASE_SR4)) \ + ethtool_link_ksettings_add_link_mode(ksettings, name, 100000baseSR4_Full); \ +} + +static int octep_vf_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + struct octep_vf_iface_link_info *link_info; + u32 advertised_modes, supported_modes; + + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + + octep_vf_get_link_info(oct); + + advertised_modes = oct->link_info.advertised_modes; + supported_modes = oct->link_info.supported_modes; + link_info = &oct->link_info; + + OCTEP_VF_SET_ETHTOOL_LINK_MODES_BITMAP(supported_modes, cmd, supported); + OCTEP_VF_SET_ETHTOOL_LINK_MODES_BITMAP(advertised_modes, cmd, advertising); + + if (link_info->autoneg) { + if (link_info->autoneg & OCTEP_VF_LINK_MODE_AUTONEG_SUPPORTED) + ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg); + if (link_info->autoneg & OCTEP_VF_LINK_MODE_AUTONEG_ADVERTISED) { + ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg); + cmd->base.autoneg = AUTONEG_ENABLE; + } else { + cmd->base.autoneg = AUTONEG_DISABLE; + } + } else { + cmd->base.autoneg = AUTONEG_DISABLE; + } + + cmd->base.port = PORT_FIBRE; + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); + + if (netif_carrier_ok(netdev)) { + cmd->base.speed = link_info->speed; + cmd->base.duplex = DUPLEX_FULL; + } else { + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; + } + return 0; +} + +static const struct ethtool_ops octep_vf_ethtool_ops = { + .get_drvinfo = octep_vf_get_drvinfo, + .get_link = ethtool_op_get_link, + .get_strings = octep_vf_get_strings, + .get_sset_count = octep_vf_get_sset_count, + .get_ethtool_stats = octep_vf_get_ethtool_stats, + .get_link_ksettings = octep_vf_get_link_ksettings, +}; + +void octep_vf_set_ethtool_ops(struct net_device *netdev) +{ + netdev->ethtool_ops = &octep_vf_ethtool_ops; +} diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c new file mode 100644 index 000000000000..dd49d0b8b494 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c @@ -0,0 +1,1231 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#include <linux/types.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/aer.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/rtnetlink.h> +#include <linux/vmalloc.h> +#include <net/netdev_queues.h> + +#include "octep_vf_config.h" +#include "octep_vf_main.h" + +struct workqueue_struct *octep_vf_wq; + +/* Supported Devices */ +static const struct pci_device_id octep_vf_pci_id_tbl[] = { + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CN93_VF)}, + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CNF95N_VF)}, + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CN98_VF)}, + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CN10KA_VF)}, + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CNF10KA_VF)}, + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CNF10KB_VF)}, + {PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CN10KB_VF)}, + {0, }, +}; +MODULE_DEVICE_TABLE(pci, octep_vf_pci_id_tbl); + +MODULE_AUTHOR("Veerasenareddy Burru <vburru@marvell.com>"); +MODULE_DESCRIPTION(OCTEP_VF_DRV_STRING); +MODULE_LICENSE("GPL"); + +/** + * octep_vf_alloc_ioq_vectors() - Allocate Tx/Rx Queue interrupt info. + * + * @oct: Octeon device private data structure. + * + * Allocate resources to hold per Tx/Rx queue interrupt info. + * This is the information passed to interrupt handler, from which napi poll + * is scheduled and includes quick access to private data of Tx/Rx queue + * corresponding to the interrupt being handled. + * + * Return: 0, on successful allocation of resources for all queue interrupts. + * -1, if failed to allocate any resource. + */ +static int octep_vf_alloc_ioq_vectors(struct octep_vf_device *oct) +{ + struct octep_vf_ioq_vector *ioq_vector; + int i; + + for (i = 0; i < oct->num_oqs; i++) { + oct->ioq_vector[i] = vzalloc(sizeof(*oct->ioq_vector[i])); + if (!oct->ioq_vector[i]) + goto free_ioq_vector; + + ioq_vector = oct->ioq_vector[i]; + ioq_vector->iq = oct->iq[i]; + ioq_vector->oq = oct->oq[i]; + ioq_vector->octep_vf_dev = oct; + } + + dev_info(&oct->pdev->dev, "Allocated %d IOQ vectors\n", oct->num_oqs); + return 0; + +free_ioq_vector: + while (i) { + i--; + vfree(oct->ioq_vector[i]); + oct->ioq_vector[i] = NULL; + } + return -1; +} + +/** + * octep_vf_free_ioq_vectors() - Free Tx/Rx Queue interrupt vector info. + * + * @oct: Octeon device private data structure. + */ +static void octep_vf_free_ioq_vectors(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_oqs; i++) { + if (oct->ioq_vector[i]) { + vfree(oct->ioq_vector[i]); + oct->ioq_vector[i] = NULL; + } + } + netdev_info(oct->netdev, "Freed IOQ Vectors\n"); +} + +/** + * octep_vf_enable_msix_range() - enable MSI-x interrupts. + * + * @oct: Octeon device private data structure. + * + * Allocate and enable all MSI-x interrupts (queue and non-queue interrupts) + * for the Octeon device. + * + * Return: 0, on successfully enabling all MSI-x interrupts. + * -1, if failed to enable any MSI-x interrupt. + */ +static int octep_vf_enable_msix_range(struct octep_vf_device *oct) +{ + int num_msix, msix_allocated; + int i; + + /* Generic interrupts apart from input/output queues */ + //num_msix = oct->num_oqs + CFG_GET_NON_IOQ_MSIX(oct->conf); + num_msix = oct->num_oqs; + oct->msix_entries = kcalloc(num_msix, sizeof(struct msix_entry), GFP_KERNEL); + if (!oct->msix_entries) + goto msix_alloc_err; + + for (i = 0; i < num_msix; i++) + oct->msix_entries[i].entry = i; + + msix_allocated = pci_enable_msix_range(oct->pdev, oct->msix_entries, + num_msix, num_msix); + if (msix_allocated != num_msix) { + dev_err(&oct->pdev->dev, + "Failed to enable %d msix irqs; got only %d\n", + num_msix, msix_allocated); + goto enable_msix_err; + } + oct->num_irqs = msix_allocated; + dev_info(&oct->pdev->dev, "MSI-X enabled successfully\n"); + + return 0; + +enable_msix_err: + if (msix_allocated > 0) + pci_disable_msix(oct->pdev); + kfree(oct->msix_entries); + oct->msix_entries = NULL; +msix_alloc_err: + return -1; +} + +/** + * octep_vf_disable_msix() - disable MSI-x interrupts. + * + * @oct: Octeon device private data structure. + * + * Disable MSI-x on the Octeon device. + */ +static void octep_vf_disable_msix(struct octep_vf_device *oct) +{ + pci_disable_msix(oct->pdev); + kfree(oct->msix_entries); + oct->msix_entries = NULL; + dev_info(&oct->pdev->dev, "Disabled MSI-X\n"); +} + +/** + * octep_vf_ioq_intr_handler() - handler for all Tx/Rx queue interrupts. + * + * @irq: Interrupt number. + * @data: interrupt data contains pointers to Tx/Rx queue private data + * and correspong NAPI context. + * + * this is common handler for all non-queue (generic) interrupts. + */ +static irqreturn_t octep_vf_ioq_intr_handler(int irq, void *data) +{ + struct octep_vf_ioq_vector *ioq_vector = data; + struct octep_vf_device *oct = ioq_vector->octep_vf_dev; + + return oct->hw_ops.ioq_intr_handler(ioq_vector); +} + +/** + * octep_vf_request_irqs() - Register interrupt handlers. + * + * @oct: Octeon device private data structure. + * + * Register handlers for all queue and non-queue interrupts. + * + * Return: 0, on successful registration of all interrupt handlers. + * -1, on any error. + */ +static int octep_vf_request_irqs(struct octep_vf_device *oct) +{ + struct net_device *netdev = oct->netdev; + struct octep_vf_ioq_vector *ioq_vector; + struct msix_entry *msix_entry; + int ret, i; + + /* Request IRQs for Tx/Rx queues */ + for (i = 0; i < oct->num_oqs; i++) { + ioq_vector = oct->ioq_vector[i]; + msix_entry = &oct->msix_entries[i]; + + snprintf(ioq_vector->name, sizeof(ioq_vector->name), + "%s-q%d", netdev->name, i); + ret = request_irq(msix_entry->vector, + octep_vf_ioq_intr_handler, 0, + ioq_vector->name, ioq_vector); + if (ret) { + netdev_err(netdev, + "request_irq failed for Q-%d; err=%d", + i, ret); + goto ioq_irq_err; + } + + cpumask_set_cpu(i % num_online_cpus(), + &ioq_vector->affinity_mask); + irq_set_affinity_hint(msix_entry->vector, + &ioq_vector->affinity_mask); + } + + return 0; +ioq_irq_err: + while (i) { + --i; + free_irq(oct->msix_entries[i].vector, oct); + } + return -1; +} + +/** + * octep_vf_free_irqs() - free all registered interrupts. + * + * @oct: Octeon device private data structure. + * + * Free all queue and non-queue interrupts of the Octeon device. + */ +static void octep_vf_free_irqs(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_irqs; i++) { + irq_set_affinity_hint(oct->msix_entries[i].vector, NULL); + free_irq(oct->msix_entries[i].vector, oct->ioq_vector[i]); + } + netdev_info(oct->netdev, "IRQs freed\n"); +} + +/** + * octep_vf_setup_irqs() - setup interrupts for the Octeon device. + * + * @oct: Octeon device private data structure. + * + * Allocate data structures to hold per interrupt information, allocate/enable + * MSI-x interrupt and register interrupt handlers. + * + * Return: 0, on successful allocation and registration of all interrupts. + * -1, on any error. + */ +static int octep_vf_setup_irqs(struct octep_vf_device *oct) +{ + if (octep_vf_alloc_ioq_vectors(oct)) + goto ioq_vector_err; + + if (octep_vf_enable_msix_range(oct)) + goto enable_msix_err; + + if (octep_vf_request_irqs(oct)) + goto request_irq_err; + + return 0; + +request_irq_err: + octep_vf_disable_msix(oct); +enable_msix_err: + octep_vf_free_ioq_vectors(oct); +ioq_vector_err: + return -1; +} + +/** + * octep_vf_clean_irqs() - free all interrupts and its resources. + * + * @oct: Octeon device private data structure. + */ +static void octep_vf_clean_irqs(struct octep_vf_device *oct) +{ + octep_vf_free_irqs(oct); + octep_vf_disable_msix(oct); + octep_vf_free_ioq_vectors(oct); +} + +/** + * octep_vf_enable_ioq_irq() - Enable MSI-x interrupt of a Tx/Rx queue. + * + * @iq: Octeon Tx queue data structure. + * @oq: Octeon Rx queue data structure. + */ +static void octep_vf_enable_ioq_irq(struct octep_vf_iq *iq, struct octep_vf_oq *oq) +{ + u32 pkts_pend = oq->pkts_pending; + + netdev_dbg(iq->netdev, "enabling intr for Q-%u\n", iq->q_no); + if (iq->pkts_processed) { + writel(iq->pkts_processed, iq->inst_cnt_reg); + iq->pkt_in_done -= iq->pkts_processed; + iq->pkts_processed = 0; + } + if (oq->last_pkt_count - pkts_pend) { + writel(oq->last_pkt_count - pkts_pend, oq->pkts_sent_reg); + oq->last_pkt_count = pkts_pend; + } + + /* Flush the previous wrties before writing to RESEND bit */ + smp_wmb(); + writeq(1UL << OCTEP_VF_OQ_INTR_RESEND_BIT, oq->pkts_sent_reg); + writeq(1UL << OCTEP_VF_IQ_INTR_RESEND_BIT, iq->inst_cnt_reg); +} + +/** + * octep_vf_napi_poll() - NAPI poll function for Tx/Rx. + * + * @napi: pointer to napi context. + * @budget: max number of packets to be processed in single invocation. + */ +static int octep_vf_napi_poll(struct napi_struct *napi, int budget) +{ + struct octep_vf_ioq_vector *ioq_vector = + container_of(napi, struct octep_vf_ioq_vector, napi); + u32 tx_pending, rx_done; + + tx_pending = octep_vf_iq_process_completions(ioq_vector->iq, 64); + rx_done = octep_vf_oq_process_rx(ioq_vector->oq, budget); + + /* need more polling if tx completion processing is still pending or + * processed at least 'budget' number of rx packets. + */ + if (tx_pending || rx_done >= budget) + return budget; + + if (likely(napi_complete_done(napi, rx_done))) + octep_vf_enable_ioq_irq(ioq_vector->iq, ioq_vector->oq); + + return rx_done; +} + +/** + * octep_vf_napi_add() - Add NAPI poll for all Tx/Rx queues. + * + * @oct: Octeon device private data structure. + */ +static void octep_vf_napi_add(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_oqs; i++) { + netdev_dbg(oct->netdev, "Adding NAPI on Q-%d\n", i); + netif_napi_add(oct->netdev, &oct->ioq_vector[i]->napi, octep_vf_napi_poll); + oct->oq[i]->napi = &oct->ioq_vector[i]->napi; + } +} + +/** + * octep_vf_napi_delete() - delete NAPI poll callback for all Tx/Rx queues. + * + * @oct: Octeon device private data structure. + */ +static void octep_vf_napi_delete(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_oqs; i++) { + netdev_dbg(oct->netdev, "Deleting NAPI on Q-%d\n", i); + netif_napi_del(&oct->ioq_vector[i]->napi); + oct->oq[i]->napi = NULL; + } +} + +/** + * octep_vf_napi_enable() - enable NAPI for all Tx/Rx queues. + * + * @oct: Octeon device private data structure. + */ +static void octep_vf_napi_enable(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_oqs; i++) { + netdev_dbg(oct->netdev, "Enabling NAPI on Q-%d\n", i); + napi_enable(&oct->ioq_vector[i]->napi); + } +} + +/** + * octep_vf_napi_disable() - disable NAPI for all Tx/Rx queues. + * + * @oct: Octeon device private data structure. + */ +static void octep_vf_napi_disable(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_oqs; i++) { + netdev_dbg(oct->netdev, "Disabling NAPI on Q-%d\n", i); + napi_disable(&oct->ioq_vector[i]->napi); + } +} + +static void octep_vf_link_up(struct net_device *netdev) +{ + netif_carrier_on(netdev); + netif_tx_start_all_queues(netdev); +} + +static void octep_vf_set_rx_state(struct octep_vf_device *oct, bool up) +{ + int err; + + err = octep_vf_mbox_set_rx_state(oct, up); + if (err) + netdev_err(oct->netdev, "Set Rx state to %d failed with err:%d\n", up, err); +} + +static int octep_vf_get_link_status(struct octep_vf_device *oct) +{ + int err; + + err = octep_vf_mbox_get_link_status(oct, &oct->link_info.oper_up); + if (err) + netdev_err(oct->netdev, "Get link status failed with err:%d\n", err); + return oct->link_info.oper_up; +} + +static void octep_vf_set_link_status(struct octep_vf_device *oct, bool up) +{ + int err; + + err = octep_vf_mbox_set_link_status(oct, up); + if (err) { + netdev_err(oct->netdev, "Set link status to %d failed with err:%d\n", up, err); + return; + } + oct->link_info.oper_up = up; +} + +/** + * octep_vf_open() - start the octeon network device. + * + * @netdev: pointer to kernel network device. + * + * setup Tx/Rx queues, interrupts and enable hardware operation of Tx/Rx queues + * and interrupts.. + * + * Return: 0, on successfully setting up device and bring it up. + * -1, on any error. + */ +static int octep_vf_open(struct net_device *netdev) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + int err, ret; + + netdev_info(netdev, "Starting netdev ...\n"); + netif_carrier_off(netdev); + + oct->hw_ops.reset_io_queues(oct); + + if (octep_vf_setup_iqs(oct)) + goto setup_iq_err; + if (octep_vf_setup_oqs(oct)) + goto setup_oq_err; + if (octep_vf_setup_irqs(oct)) + goto setup_irq_err; + + err = netif_set_real_num_tx_queues(netdev, oct->num_oqs); + if (err) + goto set_queues_err; + err = netif_set_real_num_rx_queues(netdev, oct->num_iqs); + if (err) + goto set_queues_err; + + octep_vf_napi_add(oct); + octep_vf_napi_enable(oct); + + oct->link_info.admin_up = 1; + octep_vf_set_rx_state(oct, true); + + ret = octep_vf_get_link_status(oct); + if (!ret) + octep_vf_set_link_status(oct, true); + + /* Enable the input and output queues for this Octeon device */ + oct->hw_ops.enable_io_queues(oct); + + /* Enable Octeon device interrupts */ + oct->hw_ops.enable_interrupts(oct); + + octep_vf_oq_dbell_init(oct); + + ret = octep_vf_get_link_status(oct); + if (ret) + octep_vf_link_up(netdev); + + return 0; + +set_queues_err: + octep_vf_napi_disable(oct); + octep_vf_napi_delete(oct); + octep_vf_clean_irqs(oct); +setup_irq_err: + octep_vf_free_oqs(oct); +setup_oq_err: + octep_vf_free_iqs(oct); +setup_iq_err: + return -1; +} + +/** + * octep_vf_stop() - stop the octeon network device. + * + * @netdev: pointer to kernel network device. + * + * stop the device Tx/Rx operations, bring down the link and + * free up all resources allocated for Tx/Rx queues and interrupts. + */ +static int octep_vf_stop(struct net_device *netdev) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + + netdev_info(netdev, "Stopping the device ...\n"); + + /* Stop Tx from stack */ + netif_carrier_off(netdev); + netif_tx_disable(netdev); + + octep_vf_set_link_status(oct, false); + octep_vf_set_rx_state(oct, false); + + oct->link_info.admin_up = 0; + oct->link_info.oper_up = 0; + + oct->hw_ops.disable_interrupts(oct); + octep_vf_napi_disable(oct); + octep_vf_napi_delete(oct); + + octep_vf_clean_irqs(oct); + octep_vf_clean_iqs(oct); + + oct->hw_ops.disable_io_queues(oct); + oct->hw_ops.reset_io_queues(oct); + octep_vf_free_oqs(oct); + octep_vf_free_iqs(oct); + netdev_info(netdev, "Device stopped !!\n"); + return 0; +} + +/** + * octep_vf_iq_full_check() - check if a Tx queue is full. + * + * @iq: Octeon Tx queue data structure. + * + * Return: 0, if the Tx queue is not full. + * 1, if the Tx queue is full. + */ +static int octep_vf_iq_full_check(struct octep_vf_iq *iq) +{ + int ret; + + ret = netif_subqueue_maybe_stop(iq->netdev, iq->q_no, IQ_INSTR_SPACE(iq), + OCTEP_VF_WAKE_QUEUE_THRESHOLD, + OCTEP_VF_WAKE_QUEUE_THRESHOLD); + switch (ret) { + case 0: /* Stopped the queue, since IQ is full */ + return 1; + case -1: /* + * Pending updates in write index from + * iq_process_completion in other cpus + * caused queues to get re-enabled after + * being stopped + */ + iq->stats.restart_cnt++; + fallthrough; + case 1: /* Queue left enabled, since IQ is not yet full*/ + return 0; + } + + return 1; +} + +/** + * octep_vf_start_xmit() - Enqueue packet to Octoen hardware Tx Queue. + * + * @skb: packet skbuff pointer. + * @netdev: kernel network device. + * + * Return: NETDEV_TX_BUSY, if Tx Queue is full. + * NETDEV_TX_OK, if successfully enqueued to hardware Tx queue. + */ +static netdev_tx_t octep_vf_start_xmit(struct sk_buff *skb, + struct net_device *netdev) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + netdev_features_t feat = netdev->features; + struct octep_vf_tx_sglist_desc *sglist; + struct octep_vf_tx_buffer *tx_buffer; + struct octep_vf_tx_desc_hw *hw_desc; + struct skb_shared_info *shinfo; + struct octep_vf_instr_hdr *ih; + struct octep_vf_iq *iq; + skb_frag_t *frag; + u16 nr_frags, si; + int xmit_more; + u16 q_no, wi; + + if (skb_put_padto(skb, ETH_ZLEN)) + return NETDEV_TX_OK; + + q_no = skb_get_queue_mapping(skb); + if (q_no >= oct->num_iqs) { + netdev_err(netdev, "Invalid Tx skb->queue_mapping=%d\n", q_no); + q_no = q_no % oct->num_iqs; + } + + iq = oct->iq[q_no]; + + shinfo = skb_shinfo(skb); + nr_frags = shinfo->nr_frags; + + wi = iq->host_write_index; + hw_desc = &iq->desc_ring[wi]; + hw_desc->ih64 = 0; + + tx_buffer = iq->buff_info + wi; + tx_buffer->skb = skb; + + ih = &hw_desc->ih; + ih->tlen = skb->len; + ih->pkind = oct->fw_info.pkind; + ih->fsz = oct->fw_info.fsz; + ih->tlen = skb->len + ih->fsz; + + if (!nr_frags) { + tx_buffer->gather = 0; + tx_buffer->dma = dma_map_single(iq->dev, skb->data, + skb->len, DMA_TO_DEVICE); + if (dma_mapping_error(iq->dev, tx_buffer->dma)) + goto dma_map_err; + hw_desc->dptr = tx_buffer->dma; + } else { + /* Scatter/Gather */ + dma_addr_t dma; + u16 len; + + sglist = tx_buffer->sglist; + + ih->gsz = nr_frags + 1; + ih->gather = 1; + tx_buffer->gather = 1; + + len = skb_headlen(skb); + dma = dma_map_single(iq->dev, skb->data, len, DMA_TO_DEVICE); + if (dma_mapping_error(iq->dev, dma)) + goto dma_map_err; + + memset(sglist, 0, OCTEP_VF_SGLIST_SIZE_PER_PKT); + sglist[0].len[3] = len; + sglist[0].dma_ptr[0] = dma; + + si = 1; /* entry 0 is main skb, mapped above */ + frag = &shinfo->frags[0]; + while (nr_frags--) { + len = skb_frag_size(frag); + dma = skb_frag_dma_map(iq->dev, frag, 0, + len, DMA_TO_DEVICE); + if (dma_mapping_error(iq->dev, dma)) + goto dma_map_sg_err; + + sglist[si >> 2].len[3 - (si & 3)] = len; + sglist[si >> 2].dma_ptr[si & 3] = dma; + + frag++; + si++; + } + hw_desc->dptr = tx_buffer->sglist_dma; + } + if (oct->fw_info.tx_ol_flags) { + if ((feat & (NETIF_F_TSO)) && (skb_is_gso(skb))) { + hw_desc->txm.ol_flags = OCTEP_VF_TX_OFFLOAD_CKSUM; + hw_desc->txm.ol_flags |= OCTEP_VF_TX_OFFLOAD_TSO; + hw_desc->txm.gso_size = skb_shinfo(skb)->gso_size; + hw_desc->txm.gso_segs = skb_shinfo(skb)->gso_segs; + } else if (feat & (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM)) { + hw_desc->txm.ol_flags = OCTEP_VF_TX_OFFLOAD_CKSUM; + } + /* due to ESR txm will be swapped by hw */ + hw_desc->txm64[0] = (__force u64)cpu_to_be64(hw_desc->txm64[0]); + } + + xmit_more = netdev_xmit_more(); + + netdev_tx_sent_queue(iq->netdev_q, skb->len); + + skb_tx_timestamp(skb); + iq->fill_cnt++; + wi++; + iq->host_write_index = wi & iq->ring_size_mask; + + /* octep_iq_full_check stops the queue and returns + * true if so, in case the queue has become full + * by inserting current packet. If so, we can + * go ahead and ring doorbell. + */ + if (!octep_vf_iq_full_check(iq) && xmit_more && + iq->fill_cnt < iq->fill_threshold) + return NETDEV_TX_OK; + + goto ring_dbell; + +dma_map_sg_err: + if (si > 0) { + dma_unmap_single(iq->dev, sglist[0].dma_ptr[0], + sglist[0].len[0], DMA_TO_DEVICE); + sglist[0].len[0] = 0; + } + while (si > 1) { + dma_unmap_page(iq->dev, sglist[si >> 2].dma_ptr[si & 3], + sglist[si >> 2].len[si & 3], DMA_TO_DEVICE); + sglist[si >> 2].len[si & 3] = 0; + si--; + } + tx_buffer->gather = 0; +dma_map_err: + dev_kfree_skb_any(skb); +ring_dbell: + /* Flush the hw descriptors before writing to doorbell */ + smp_wmb(); + writel(iq->fill_cnt, iq->doorbell_reg); + iq->stats.instr_posted += iq->fill_cnt; + iq->fill_cnt = 0; + return NETDEV_TX_OK; +} + +int octep_vf_get_if_stats(struct octep_vf_device *oct) +{ + struct octep_vf_iface_rxtx_stats vf_stats; + int ret, size; + + memset(&vf_stats, 0, sizeof(struct octep_vf_iface_rxtx_stats)); + ret = octep_vf_mbox_bulk_read(oct, OCTEP_PFVF_MBOX_CMD_GET_STATS, + (u8 *)&vf_stats, &size); + + if (ret) + return ret; + + memcpy(&oct->iface_rx_stats, &vf_stats.iface_rx_stats, + sizeof(struct octep_vf_iface_rx_stats)); + memcpy(&oct->iface_tx_stats, &vf_stats.iface_tx_stats, + sizeof(struct octep_vf_iface_tx_stats)); + + return 0; +} + +int octep_vf_get_link_info(struct octep_vf_device *oct) +{ + int ret, size; + + ret = octep_vf_mbox_bulk_read(oct, OCTEP_PFVF_MBOX_CMD_GET_LINK_INFO, + (u8 *)&oct->link_info, &size); + if (ret) { + dev_err(&oct->pdev->dev, "Get VF link info failed via VF Mbox\n"); + return ret; + } + return 0; +} + +/** + * octep_vf_get_stats64() - Get Octeon network device statistics. + * + * @netdev: kernel network device. + * @stats: pointer to stats structure to be filled in. + */ +static void octep_vf_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + u64 tx_packets, tx_bytes, rx_packets, rx_bytes; + int q; + + tx_packets = 0; + tx_bytes = 0; + rx_packets = 0; + rx_bytes = 0; + for (q = 0; q < oct->num_oqs; q++) { + struct octep_vf_iq *iq = oct->iq[q]; + struct octep_vf_oq *oq = oct->oq[q]; + + tx_packets += iq->stats.instr_completed; + tx_bytes += iq->stats.bytes_sent; + rx_packets += oq->stats.packets; + rx_bytes += oq->stats.bytes; + } + stats->tx_packets = tx_packets; + stats->tx_bytes = tx_bytes; + stats->rx_packets = rx_packets; + stats->rx_bytes = rx_bytes; + if (!octep_vf_get_if_stats(oct)) { + stats->multicast = oct->iface_rx_stats.mcast_pkts; + stats->rx_errors = oct->iface_rx_stats.err_pkts; + stats->rx_dropped = oct->iface_rx_stats.dropped_pkts_fifo_full + + oct->iface_rx_stats.err_pkts; + stats->rx_missed_errors = oct->iface_rx_stats.dropped_pkts_fifo_full; + stats->tx_dropped = oct->iface_tx_stats.dropped; + } +} + +/** + * octep_vf_tx_timeout_task - work queue task to Handle Tx queue timeout. + * + * @work: pointer to Tx queue timeout work_struct + * + * Stop and start the device so that it frees up all queue resources + * and restarts the queues, that potentially clears a Tx queue timeout + * condition. + **/ +static void octep_vf_tx_timeout_task(struct work_struct *work) +{ + struct octep_vf_device *oct = container_of(work, struct octep_vf_device, + tx_timeout_task); + struct net_device *netdev = oct->netdev; + + rtnl_lock(); + if (netif_running(netdev)) { + octep_vf_stop(netdev); + octep_vf_open(netdev); + } + rtnl_unlock(); + netdev_put(netdev, NULL); +} + +/** + * octep_vf_tx_timeout() - Handle Tx Queue timeout. + * + * @netdev: pointer to kernel network device. + * @txqueue: Timed out Tx queue number. + * + * Schedule a work to handle Tx queue timeout. + */ +static void octep_vf_tx_timeout(struct net_device *netdev, unsigned int txqueue) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + + netdev_hold(netdev, NULL, GFP_ATOMIC); + schedule_work(&oct->tx_timeout_task); +} + +static int octep_vf_set_mac(struct net_device *netdev, void *p) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + struct sockaddr *addr = (struct sockaddr *)p; + int err; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + err = octep_vf_mbox_set_mac_addr(oct, addr->sa_data); + if (err) + return err; + + memcpy(oct->mac_addr, addr->sa_data, ETH_ALEN); + eth_hw_addr_set(netdev, addr->sa_data); + + return 0; +} + +static int octep_vf_change_mtu(struct net_device *netdev, int new_mtu) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + struct octep_vf_iface_link_info *link_info; + int err; + + link_info = &oct->link_info; + if (link_info->mtu == new_mtu) + return 0; + + err = octep_vf_mbox_set_mtu(oct, new_mtu); + if (!err) { + oct->link_info.mtu = new_mtu; + netdev->mtu = new_mtu; + } + return err; +} + +static int octep_vf_set_features(struct net_device *netdev, + netdev_features_t features) +{ + struct octep_vf_device *oct = netdev_priv(netdev); + u16 rx_offloads = 0, tx_offloads = 0; + int err; + + /* We only support features received from firmware */ + if ((features & netdev->hw_features) != features) + return -EINVAL; + + if (features & NETIF_F_TSO) + tx_offloads |= OCTEP_VF_TX_OFFLOAD_TSO; + + if (features & NETIF_F_TSO6) + tx_offloads |= OCTEP_VF_TX_OFFLOAD_TSO; + + if (features & NETIF_F_IP_CSUM) + tx_offloads |= OCTEP_VF_TX_OFFLOAD_CKSUM; + + if (features & NETIF_F_IPV6_CSUM) + tx_offloads |= OCTEP_VF_TX_OFFLOAD_CKSUM; + + if (features & NETIF_F_RXCSUM) + rx_offloads |= OCTEP_VF_RX_OFFLOAD_CKSUM; + + err = octep_vf_mbox_set_offloads(oct, tx_offloads, rx_offloads); + if (!err) + netdev->features = features; + + return err; +} + +static const struct net_device_ops octep_vf_netdev_ops = { + .ndo_open = octep_vf_open, + .ndo_stop = octep_vf_stop, + .ndo_start_xmit = octep_vf_start_xmit, + .ndo_get_stats64 = octep_vf_get_stats64, + .ndo_tx_timeout = octep_vf_tx_timeout, + .ndo_set_mac_address = octep_vf_set_mac, + .ndo_change_mtu = octep_vf_change_mtu, + .ndo_set_features = octep_vf_set_features, +}; + +static const char *octep_vf_devid_to_str(struct octep_vf_device *oct) +{ + switch (oct->chip_id) { + case OCTEP_PCI_DEVICE_ID_CN93_VF: + return "CN93XX"; + case OCTEP_PCI_DEVICE_ID_CNF95N_VF: + return "CNF95N"; + case OCTEP_PCI_DEVICE_ID_CN10KA_VF: + return "CN10KA"; + case OCTEP_PCI_DEVICE_ID_CNF10KA_VF: + return "CNF10KA"; + case OCTEP_PCI_DEVICE_ID_CNF10KB_VF: + return "CNF10KB"; + case OCTEP_PCI_DEVICE_ID_CN10KB_VF: + return "CN10KB"; + default: + return "Unsupported"; + } +} + +/** + * octep_vf_device_setup() - Setup Octeon Device. + * + * @oct: Octeon device private data structure. + * + * Setup Octeon device hardware operations, configuration, etc ... + */ +int octep_vf_device_setup(struct octep_vf_device *oct) +{ + struct pci_dev *pdev = oct->pdev; + + /* allocate memory for oct->conf */ + oct->conf = kzalloc(sizeof(*oct->conf), GFP_KERNEL); + if (!oct->conf) + return -ENOMEM; + + /* Map BAR region 0 */ + oct->mmio.hw_addr = ioremap(pci_resource_start(oct->pdev, 0), + pci_resource_len(oct->pdev, 0)); + if (!oct->mmio.hw_addr) { + dev_err(&pdev->dev, + "Failed to remap BAR0; start=0x%llx len=0x%llx\n", + pci_resource_start(oct->pdev, 0), + pci_resource_len(oct->pdev, 0)); + goto ioremap_err; + } + oct->mmio.mapped = 1; + + oct->chip_id = pdev->device; + oct->rev_id = pdev->revision; + dev_info(&pdev->dev, "chip_id = 0x%x\n", pdev->device); + + switch (oct->chip_id) { + case OCTEP_PCI_DEVICE_ID_CN93_VF: + case OCTEP_PCI_DEVICE_ID_CNF95N_VF: + case OCTEP_PCI_DEVICE_ID_CN98_VF: + dev_info(&pdev->dev, "Setting up OCTEON %s VF PASS%d.%d\n", + octep_vf_devid_to_str(oct), OCTEP_VF_MAJOR_REV(oct), + OCTEP_VF_MINOR_REV(oct)); + octep_vf_device_setup_cn93(oct); + break; + case OCTEP_PCI_DEVICE_ID_CNF10KA_VF: + case OCTEP_PCI_DEVICE_ID_CN10KA_VF: + case OCTEP_PCI_DEVICE_ID_CNF10KB_VF: + case OCTEP_PCI_DEVICE_ID_CN10KB_VF: + dev_info(&pdev->dev, "Setting up OCTEON %s VF PASS%d.%d\n", + octep_vf_devid_to_str(oct), OCTEP_VF_MAJOR_REV(oct), + OCTEP_VF_MINOR_REV(oct)); + octep_vf_device_setup_cnxk(oct); + break; + default: + dev_err(&pdev->dev, "Unsupported device\n"); + goto unsupported_dev; + } + + return 0; + +unsupported_dev: + iounmap(oct->mmio.hw_addr); +ioremap_err: + kfree(oct->conf); + return -EOPNOTSUPP; +} + +/** + * octep_vf_device_cleanup() - Cleanup Octeon Device. + * + * @oct: Octeon device private data structure. + * + * Cleanup Octeon device allocated resources. + */ +static void octep_vf_device_cleanup(struct octep_vf_device *oct) +{ + dev_info(&oct->pdev->dev, "Cleaning up Octeon Device ...\n"); + + if (oct->mmio.mapped) + iounmap(oct->mmio.hw_addr); + + kfree(oct->conf); + oct->conf = NULL; +} + +static int octep_vf_get_mac_addr(struct octep_vf_device *oct, u8 *addr) +{ + return octep_vf_mbox_get_mac_addr(oct, addr); +} + +/** + * octep_vf_probe() - Octeon PCI device probe handler. + * + * @pdev: PCI device structure. + * @ent: entry in Octeon PCI device ID table. + * + * Initializes and enables the Octeon PCI device for network operations. + * Initializes Octeon private data structure and registers a network device. + */ +static int octep_vf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + struct octep_vf_device *octep_vf_dev; + struct net_device *netdev; + int err; + + err = pci_enable_device(pdev); + if (err) { + dev_err(&pdev->dev, "Failed to enable PCI device\n"); + return err; + } + + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (err) { + dev_err(&pdev->dev, "Failed to set DMA mask !!\n"); + goto disable_pci_device; + } + + err = pci_request_mem_regions(pdev, OCTEP_VF_DRV_NAME); + if (err) { + dev_err(&pdev->dev, "Failed to map PCI memory regions\n"); + goto disable_pci_device; + } + + pci_set_master(pdev); + + netdev = alloc_etherdev_mq(sizeof(struct octep_vf_device), + OCTEP_VF_MAX_QUEUES); + if (!netdev) { + dev_err(&pdev->dev, "Failed to allocate netdev\n"); + err = -ENOMEM; + goto mem_regions_release; + } + SET_NETDEV_DEV(netdev, &pdev->dev); + + octep_vf_dev = netdev_priv(netdev); + octep_vf_dev->netdev = netdev; + octep_vf_dev->pdev = pdev; + octep_vf_dev->dev = &pdev->dev; + pci_set_drvdata(pdev, octep_vf_dev); + + err = octep_vf_device_setup(octep_vf_dev); + if (err) { + dev_err(&pdev->dev, "Device setup failed\n"); + goto netdevice_free; + } + INIT_WORK(&octep_vf_dev->tx_timeout_task, octep_vf_tx_timeout_task); + + netdev->netdev_ops = &octep_vf_netdev_ops; + octep_vf_set_ethtool_ops(netdev); + netif_carrier_off(netdev); + + if (octep_vf_setup_mbox(octep_vf_dev)) { + dev_err(&pdev->dev, "VF Mailbox setup failed\n"); + err = -ENOMEM; + goto device_cleanup; + } + + if (octep_vf_mbox_version_check(octep_vf_dev)) { + dev_err(&pdev->dev, "PF VF Mailbox version mismatch\n"); + err = -EINVAL; + goto delete_mbox; + } + + if (octep_vf_mbox_get_fw_info(octep_vf_dev)) { + dev_err(&pdev->dev, "unable to get fw info\n"); + err = -EINVAL; + goto delete_mbox; + } + + netdev->hw_features = NETIF_F_SG; + if (OCTEP_VF_TX_IP_CSUM(octep_vf_dev->fw_info.tx_ol_flags)) + netdev->hw_features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); + + if (OCTEP_VF_RX_IP_CSUM(octep_vf_dev->fw_info.rx_ol_flags)) + netdev->hw_features |= NETIF_F_RXCSUM; + + netdev->min_mtu = OCTEP_VF_MIN_MTU; + netdev->max_mtu = OCTEP_VF_MAX_MTU; + netdev->mtu = OCTEP_VF_DEFAULT_MTU; + + if (OCTEP_VF_TX_TSO(octep_vf_dev->fw_info.tx_ol_flags)) { + netdev->hw_features |= NETIF_F_TSO; + netif_set_tso_max_size(netdev, netdev->max_mtu); + } + + netdev->features |= netdev->hw_features; + octep_vf_get_mac_addr(octep_vf_dev, octep_vf_dev->mac_addr); + eth_hw_addr_set(netdev, octep_vf_dev->mac_addr); + err = register_netdev(netdev); + if (err) { + dev_err(&pdev->dev, "Failed to register netdev\n"); + goto delete_mbox; + } + dev_info(&pdev->dev, "Device probe successful\n"); + return 0; + +delete_mbox: + octep_vf_delete_mbox(octep_vf_dev); +device_cleanup: + octep_vf_device_cleanup(octep_vf_dev); +netdevice_free: + free_netdev(netdev); +mem_regions_release: + pci_release_mem_regions(pdev); +disable_pci_device: + pci_disable_device(pdev); + dev_err(&pdev->dev, "Device probe failed\n"); + return err; +} + +/** + * octep_vf_remove() - Remove Octeon PCI device from driver control. + * + * @pdev: PCI device structure of the Octeon device. + * + * Cleanup all resources allocated for the Octeon device. + * Unregister from network device and disable the PCI device. + */ +static void octep_vf_remove(struct pci_dev *pdev) +{ + struct octep_vf_device *oct = pci_get_drvdata(pdev); + struct net_device *netdev; + + if (!oct) + return; + + octep_vf_mbox_dev_remove(oct); + cancel_work_sync(&oct->tx_timeout_task); + netdev = oct->netdev; + if (netdev->reg_state == NETREG_REGISTERED) + unregister_netdev(netdev); + octep_vf_delete_mbox(oct); + octep_vf_device_cleanup(oct); + pci_release_mem_regions(pdev); + free_netdev(netdev); + pci_disable_device(pdev); +} + +static struct pci_driver octep_vf_driver = { + .name = OCTEP_VF_DRV_NAME, + .id_table = octep_vf_pci_id_tbl, + .probe = octep_vf_probe, + .remove = octep_vf_remove, +}; + +/** + * octep_vf_init_module() - Module initialization. + * + * create common resource for the driver and register PCI driver. + */ +static int __init octep_vf_init_module(void) +{ + int ret; + + pr_info("%s: Loading %s ...\n", OCTEP_VF_DRV_NAME, OCTEP_VF_DRV_STRING); + + ret = pci_register_driver(&octep_vf_driver); + if (ret < 0) { + pr_err("%s: Failed to register PCI driver; err=%d\n", + OCTEP_VF_DRV_NAME, ret); + return ret; + } + + return ret; +} + +/** + * octep_vf_exit_module() - Module exit routine. + * + * unregister the driver with PCI subsystem and cleanup common resources. + */ +static void __exit octep_vf_exit_module(void) +{ + pr_info("%s: Unloading ...\n", OCTEP_VF_DRV_NAME); + + pci_unregister_driver(&octep_vf_driver); + + pr_info("%s: Unloading complete\n", OCTEP_VF_DRV_NAME); +} + +module_init(octep_vf_init_module); +module_exit(octep_vf_exit_module); diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.h new file mode 100644 index 000000000000..5769f62545cd --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.h @@ -0,0 +1,334 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#ifndef _OCTEP_VF_MAIN_H_ +#define _OCTEP_VF_MAIN_H_ + +#include "octep_vf_tx.h" +#include "octep_vf_rx.h" +#include "octep_vf_mbox.h" + +#define OCTEP_VF_DRV_NAME "octeon_ep_vf" +#define OCTEP_VF_DRV_STRING "Marvell Octeon EndPoint NIC VF Driver" + +#define OCTEP_PCI_DEVICE_ID_CN93_VF 0xB203 //93xx VF +#define OCTEP_PCI_DEVICE_ID_CNF95N_VF 0xB403 //95N VF +#define OCTEP_PCI_DEVICE_ID_CN98_VF 0xB103 +#define OCTEP_PCI_DEVICE_ID_CN10KA_VF 0xB903 +#define OCTEP_PCI_DEVICE_ID_CNF10KA_VF 0xBA03 +#define OCTEP_PCI_DEVICE_ID_CNF10KB_VF 0xBC03 +#define OCTEP_PCI_DEVICE_ID_CN10KB_VF 0xBD03 + +#define OCTEP_VF_MAX_QUEUES 63 +#define OCTEP_VF_MAX_IQ OCTEP_VF_MAX_QUEUES +#define OCTEP_VF_MAX_OQ OCTEP_VF_MAX_QUEUES + +#define OCTEP_VF_MAX_MSIX_VECTORS OCTEP_VF_MAX_OQ + +#define OCTEP_VF_IQ_INTR_RESEND_BIT 59 +#define OCTEP_VF_OQ_INTR_RESEND_BIT 59 + +#define IQ_INSTR_PENDING(iq) ({ typeof(iq) iq__ = (iq); \ + ((iq__)->host_write_index - (iq__)->flush_index) & \ + (iq__)->ring_size_mask; \ + }) +#define IQ_INSTR_SPACE(iq) ({ typeof(iq) iq_ = (iq); \ + (iq_)->max_count - IQ_INSTR_PENDING(iq_); \ + }) + +/* PCI address space mapping information. + * Each of the 3 address spaces given by BAR0, BAR2 and BAR4 of + * Octeon gets mapped to different physical address spaces in + * the kernel. + */ +struct octep_vf_mmio { + /* The physical address to which the PCI address space is mapped. */ + u8 __iomem *hw_addr; + + /* Flag indicating the mapping was successful. */ + int mapped; +}; + +struct octep_vf_hw_ops { + void (*setup_iq_regs)(struct octep_vf_device *oct, int q); + void (*setup_oq_regs)(struct octep_vf_device *oct, int q); + void (*setup_mbox_regs)(struct octep_vf_device *oct, int mbox); + + irqreturn_t (*non_ioq_intr_handler)(void *ioq_vector); + irqreturn_t (*ioq_intr_handler)(void *ioq_vector); + void (*reinit_regs)(struct octep_vf_device *oct); + u32 (*update_iq_read_idx)(struct octep_vf_iq *iq); + + void (*enable_interrupts)(struct octep_vf_device *oct); + void (*disable_interrupts)(struct octep_vf_device *oct); + + void (*enable_io_queues)(struct octep_vf_device *oct); + void (*disable_io_queues)(struct octep_vf_device *oct); + void (*enable_iq)(struct octep_vf_device *oct, int q); + void (*disable_iq)(struct octep_vf_device *oct, int q); + void (*enable_oq)(struct octep_vf_device *oct, int q); + void (*disable_oq)(struct octep_vf_device *oct, int q); + void (*reset_io_queues)(struct octep_vf_device *oct); + void (*dump_registers)(struct octep_vf_device *oct); +}; + +/* Octeon mailbox data */ +struct octep_vf_mbox_data { + /* Holds the offset of received data via mailbox. */ + u32 data_index; + + /* Holds the received data via mailbox. */ + u8 recv_data[OCTEP_PFVF_MBOX_MAX_DATA_BUF_SIZE]; +}; + +/* wrappers around work structs */ +struct octep_vf_mbox_wk { + struct work_struct work; + void *ctxptr; +}; + +/* Octeon device mailbox */ +struct octep_vf_mbox { + /* A mutex to protect access to this q_mbox. */ + struct mutex lock; + + u32 state; + + /* SLI_MAC_PF_MBOX_INT for PF, SLI_PKT_MBOX_INT for VF. */ + u8 __iomem *mbox_int_reg; + + /* SLI_PKT_PF_VF_MBOX_SIG(0) for PF, + * SLI_PKT_PF_VF_MBOX_SIG(1) for VF. + */ + u8 __iomem *mbox_write_reg; + + /* SLI_PKT_PF_VF_MBOX_SIG(1) for PF, + * SLI_PKT_PF_VF_MBOX_SIG(0) for VF. + */ + u8 __iomem *mbox_read_reg; + + /* Octeon mailbox data */ + struct octep_vf_mbox_data mbox_data; + + /* Octeon mailbox work handler to process Mbox messages */ + struct octep_vf_mbox_wk wk; +}; + +/* Tx/Rx queue vector per interrupt. */ +struct octep_vf_ioq_vector { + char name[OCTEP_VF_MSIX_NAME_SIZE]; + struct napi_struct napi; + struct octep_vf_device *octep_vf_dev; + struct octep_vf_iq *iq; + struct octep_vf_oq *oq; + cpumask_t affinity_mask; +}; + +/* Octeon hardware/firmware offload capability flags. */ +#define OCTEP_VF_CAP_TX_CHECKSUM BIT(0) +#define OCTEP_VF_CAP_RX_CHECKSUM BIT(1) +#define OCTEP_VF_CAP_TSO BIT(2) + +/* Link modes */ +enum octep_vf_link_mode_bit_indices { + OCTEP_VF_LINK_MODE_10GBASE_T = 0, + OCTEP_VF_LINK_MODE_10GBASE_R, + OCTEP_VF_LINK_MODE_10GBASE_CR, + OCTEP_VF_LINK_MODE_10GBASE_KR, + OCTEP_VF_LINK_MODE_10GBASE_LR, + OCTEP_VF_LINK_MODE_10GBASE_SR, + OCTEP_VF_LINK_MODE_25GBASE_CR, + OCTEP_VF_LINK_MODE_25GBASE_KR, + OCTEP_VF_LINK_MODE_25GBASE_SR, + OCTEP_VF_LINK_MODE_40GBASE_CR4, + OCTEP_VF_LINK_MODE_40GBASE_KR4, + OCTEP_VF_LINK_MODE_40GBASE_LR4, + OCTEP_VF_LINK_MODE_40GBASE_SR4, + OCTEP_VF_LINK_MODE_50GBASE_CR2, + OCTEP_VF_LINK_MODE_50GBASE_KR2, + OCTEP_VF_LINK_MODE_50GBASE_SR2, + OCTEP_VF_LINK_MODE_50GBASE_CR, + OCTEP_VF_LINK_MODE_50GBASE_KR, + OCTEP_VF_LINK_MODE_50GBASE_LR, + OCTEP_VF_LINK_MODE_50GBASE_SR, + OCTEP_VF_LINK_MODE_100GBASE_CR4, + OCTEP_VF_LINK_MODE_100GBASE_KR4, + OCTEP_VF_LINK_MODE_100GBASE_LR4, + OCTEP_VF_LINK_MODE_100GBASE_SR4, + OCTEP_VF_LINK_MODE_NBITS +}; + +/* Hardware interface link state information. */ +struct octep_vf_iface_link_info { + /* Bitmap of Supported link speeds/modes. */ + u64 supported_modes; + + /* Bitmap of Advertised link speeds/modes. */ + u64 advertised_modes; + + /* Negotiated link speed in Mbps. */ + u32 speed; + + /* MTU */ + u16 mtu; + + /* Autonegotiation state. */ +#define OCTEP_VF_LINK_MODE_AUTONEG_SUPPORTED BIT(0) +#define OCTEP_VF_LINK_MODE_AUTONEG_ADVERTISED BIT(1) + u8 autoneg; + + /* Pause frames setting. */ +#define OCTEP_VF_LINK_MODE_PAUSE_SUPPORTED BIT(0) +#define OCTEP_VF_LINK_MODE_PAUSE_ADVERTISED BIT(1) + u8 pause; + + /* Admin state of the link (ifconfig <iface> up/down */ + u8 admin_up; + + /* Operational state of the link: physical link is up down */ + u8 oper_up; +}; + +/* Hardware interface stats information. */ +struct octep_vf_iface_rxtx_stats { + /* Hardware Interface Rx statistics */ + struct octep_vf_iface_rx_stats iface_rx_stats; + + /* Hardware Interface Tx statistics */ + struct octep_vf_iface_tx_stats iface_tx_stats; +}; + +struct octep_vf_fw_info { + /* pkind value to be used in every Tx hardware descriptor */ + u8 pkind; + /* front size data */ + u8 fsz; + /* supported rx offloads OCTEP_VF_RX_OFFLOAD_* */ + u16 rx_ol_flags; + /* supported tx offloads OCTEP_VF_TX_OFFLOAD_* */ + u16 tx_ol_flags; +}; + +/* The Octeon device specific private data structure. + * Each Octeon device has this structure to represent all its components. + */ +struct octep_vf_device { + struct octep_vf_config *conf; + + /* Octeon Chip type. */ + u16 chip_id; + u16 rev_id; + + /* Device capabilities enabled */ + u64 caps_enabled; + /* Device capabilities supported */ + u64 caps_supported; + + /* Pointer to basic Linux device */ + struct device *dev; + /* Linux PCI device pointer */ + struct pci_dev *pdev; + /* Netdev corresponding to the Octeon device */ + struct net_device *netdev; + + /* memory mapped io range */ + struct octep_vf_mmio mmio; + + /* MAC address */ + u8 mac_addr[ETH_ALEN]; + + /* Tx queues (IQ: Instruction Queue) */ + u16 num_iqs; + /* Pointers to Octeon Tx queues */ + struct octep_vf_iq *iq[OCTEP_VF_MAX_IQ]; + + /* Rx queues (OQ: Output Queue) */ + u16 num_oqs; + /* Pointers to Octeon Rx queues */ + struct octep_vf_oq *oq[OCTEP_VF_MAX_OQ]; + + /* Hardware port number of the PCIe interface */ + u16 pcie_port; + + /* Hardware operations */ + struct octep_vf_hw_ops hw_ops; + + /* IRQ info */ + u16 num_irqs; + u16 num_non_ioq_irqs; + char *non_ioq_irq_names; + struct msix_entry *msix_entries; + /* IOq information of it's corresponding MSI-X interrupt. */ + struct octep_vf_ioq_vector *ioq_vector[OCTEP_VF_MAX_QUEUES]; + + /* Hardware Interface Tx statistics */ + struct octep_vf_iface_tx_stats iface_tx_stats; + /* Hardware Interface Rx statistics */ + struct octep_vf_iface_rx_stats iface_rx_stats; + + /* Hardware Interface Link info like supported modes, aneg support */ + struct octep_vf_iface_link_info link_info; + + /* Mailbox to talk to VFs */ + struct octep_vf_mbox *mbox; + + /* Work entry to handle Tx timeout */ + struct work_struct tx_timeout_task; + + /* offset for iface stats */ + u32 ctrl_mbox_ifstats_offset; + + /* Negotiated Mbox version */ + u32 mbox_neg_ver; + + /* firmware info */ + struct octep_vf_fw_info fw_info; +}; + +static inline u16 OCTEP_VF_MAJOR_REV(struct octep_vf_device *oct) +{ + u16 rev = (oct->rev_id & 0xC) >> 2; + + return (rev == 0) ? 1 : rev; +} + +static inline u16 OCTEP_VF_MINOR_REV(struct octep_vf_device *oct) +{ + return (oct->rev_id & 0x3); +} + +/* Octeon CSR read/write access APIs */ +#define octep_vf_write_csr(octep_vf_dev, reg_off, value) \ + writel(value, (octep_vf_dev)->mmio.hw_addr + (reg_off)) + +#define octep_vf_write_csr64(octep_vf_dev, reg_off, val64) \ + writeq(val64, (octep_vf_dev)->mmio.hw_addr + (reg_off)) + +#define octep_vf_read_csr(octep_vf_dev, reg_off) \ + readl((octep_vf_dev)->mmio.hw_addr + (reg_off)) + +#define octep_vf_read_csr64(octep_vf_dev, reg_off) \ + readq((octep_vf_dev)->mmio.hw_addr + (reg_off)) + +extern struct workqueue_struct *octep_vf_wq; + +int octep_vf_device_setup(struct octep_vf_device *oct); +int octep_vf_setup_iqs(struct octep_vf_device *oct); +void octep_vf_free_iqs(struct octep_vf_device *oct); +void octep_vf_clean_iqs(struct octep_vf_device *oct); +int octep_vf_setup_oqs(struct octep_vf_device *oct); +void octep_vf_free_oqs(struct octep_vf_device *oct); +void octep_vf_oq_dbell_init(struct octep_vf_device *oct); +void octep_vf_device_setup_cn93(struct octep_vf_device *oct); +void octep_vf_device_setup_cnxk(struct octep_vf_device *oct); +int octep_vf_iq_process_completions(struct octep_vf_iq *iq, u16 budget); +int octep_vf_oq_process_rx(struct octep_vf_oq *oq, int budget); +void octep_vf_set_ethtool_ops(struct net_device *netdev); +int octep_vf_get_link_info(struct octep_vf_device *oct); +int octep_vf_get_if_stats(struct octep_vf_device *oct); +void octep_vf_mbox_work(struct work_struct *work); +#endif /* _OCTEP_VF_MAIN_H_ */ diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_mbox.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_mbox.c new file mode 100644 index 000000000000..2eab21e43048 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_mbox.c @@ -0,0 +1,430 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ +#include <linux/types.h> +#include <linux/pci.h> +#include <linux/netdevice.h> +#include "octep_vf_config.h" +#include "octep_vf_main.h" + +/* When a new command is implemented, the below table should be updated + * with new command and it's version info. + */ +static u32 pfvf_cmd_versions[OCTEP_PFVF_MBOX_CMD_MAX] = { + [0 ... OCTEP_PFVF_MBOX_CMD_DEV_REMOVE] = OCTEP_PFVF_MBOX_VERSION_V1, + [OCTEP_PFVF_MBOX_CMD_GET_FW_INFO ... OCTEP_PFVF_MBOX_NOTIF_LINK_STATUS] = + OCTEP_PFVF_MBOX_VERSION_V2 +}; + +int octep_vf_setup_mbox(struct octep_vf_device *oct) +{ + int ring = 0; + + oct->mbox = vzalloc(sizeof(*oct->mbox)); + if (!oct->mbox) + return -1; + + mutex_init(&oct->mbox->lock); + + oct->hw_ops.setup_mbox_regs(oct, ring); + INIT_WORK(&oct->mbox->wk.work, octep_vf_mbox_work); + oct->mbox->wk.ctxptr = oct; + oct->mbox_neg_ver = OCTEP_PFVF_MBOX_VERSION_CURRENT; + dev_info(&oct->pdev->dev, "setup vf mbox successfully\n"); + return 0; +} + +void octep_vf_delete_mbox(struct octep_vf_device *oct) +{ + if (oct->mbox) { + if (work_pending(&oct->mbox->wk.work)) + cancel_work_sync(&oct->mbox->wk.work); + + mutex_destroy(&oct->mbox->lock); + vfree(oct->mbox); + oct->mbox = NULL; + dev_info(&oct->pdev->dev, "Deleted vf mbox successfully\n"); + } +} + +int octep_vf_mbox_version_check(struct octep_vf_device *oct) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret; + + cmd.u64 = 0; + cmd.s_version.opcode = OCTEP_PFVF_MBOX_CMD_VERSION; + cmd.s_version.version = OCTEP_PFVF_MBOX_VERSION_CURRENT; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret == OCTEP_PFVF_MBOX_CMD_STATUS_NACK) { + dev_err(&oct->pdev->dev, + "VF Mbox version is incompatible with PF\n"); + return -EINVAL; + } + oct->mbox_neg_ver = (u32)rsp.s_version.version; + dev_dbg(&oct->pdev->dev, + "VF Mbox version:%u Negotiated VF version with PF:%u\n", + (u32)cmd.s_version.version, + (u32)rsp.s_version.version); + return 0; +} + +void octep_vf_mbox_work(struct work_struct *work) +{ + struct octep_vf_mbox_wk *wk = container_of(work, struct octep_vf_mbox_wk, work); + struct octep_vf_iface_link_info *link_info; + struct octep_vf_device *oct = NULL; + struct octep_vf_mbox *mbox = NULL; + union octep_pfvf_mbox_word *notif; + u64 pf_vf_data; + + oct = (struct octep_vf_device *)wk->ctxptr; + link_info = &oct->link_info; + mbox = oct->mbox; + pf_vf_data = readq(mbox->mbox_read_reg); + + notif = (union octep_pfvf_mbox_word *)&pf_vf_data; + + switch (notif->s.opcode) { + case OCTEP_PFVF_MBOX_NOTIF_LINK_STATUS: + if (notif->s_link_status.status) { + link_info->oper_up = OCTEP_PFVF_LINK_STATUS_UP; + netif_carrier_on(oct->netdev); + dev_info(&oct->pdev->dev, "netif_carrier_on\n"); + } else { + link_info->oper_up = OCTEP_PFVF_LINK_STATUS_DOWN; + netif_carrier_off(oct->netdev); + dev_info(&oct->pdev->dev, "netif_carrier_off\n"); + } + break; + default: + dev_err(&oct->pdev->dev, + "Received unsupported notif %d\n", notif->s.opcode); + break; + } +} + +static int __octep_vf_mbox_send_cmd(struct octep_vf_device *oct, + union octep_pfvf_mbox_word cmd, + union octep_pfvf_mbox_word *rsp) +{ + struct octep_vf_mbox *mbox = oct->mbox; + u64 reg_val = 0ull; + int count; + + if (!mbox) + return OCTEP_PFVF_MBOX_CMD_STATUS_NOT_SETUP; + + cmd.s.type = OCTEP_PFVF_MBOX_TYPE_CMD; + writeq(cmd.u64, mbox->mbox_write_reg); + + /* No response for notification messages */ + if (!rsp) + return 0; + + for (count = 0; count < OCTEP_PFVF_MBOX_TIMEOUT_WAIT_COUNT; count++) { + usleep_range(1000, 1500); + reg_val = readq(mbox->mbox_write_reg); + if (reg_val != cmd.u64) { + rsp->u64 = reg_val; + break; + } + } + if (count == OCTEP_PFVF_MBOX_TIMEOUT_WAIT_COUNT) { + dev_err(&oct->pdev->dev, "mbox send command timed out\n"); + return OCTEP_PFVF_MBOX_CMD_STATUS_TIMEDOUT; + } + if (rsp->s.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "mbox_send: Received NACK\n"); + return OCTEP_PFVF_MBOX_CMD_STATUS_NACK; + } + rsp->u64 = reg_val; + return 0; +} + +int octep_vf_mbox_send_cmd(struct octep_vf_device *oct, union octep_pfvf_mbox_word cmd, + union octep_pfvf_mbox_word *rsp) +{ + struct octep_vf_mbox *mbox = oct->mbox; + int ret; + + if (!mbox) + return OCTEP_PFVF_MBOX_CMD_STATUS_NOT_SETUP; + mutex_lock(&mbox->lock); + if (pfvf_cmd_versions[cmd.s.opcode] > oct->mbox_neg_ver) { + dev_dbg(&oct->pdev->dev, "CMD:%d not supported in Version:%d\n", + cmd.s.opcode, oct->mbox_neg_ver); + mutex_unlock(&mbox->lock); + return -EOPNOTSUPP; + } + ret = __octep_vf_mbox_send_cmd(oct, cmd, rsp); + mutex_unlock(&mbox->lock); + return ret; +} + +int octep_vf_mbox_bulk_read(struct octep_vf_device *oct, enum octep_pfvf_mbox_opcode opcode, + u8 *data, int *size) +{ + struct octep_vf_mbox *mbox = oct->mbox; + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int data_len = 0, tmp_len = 0; + int read_cnt, i = 0, ret; + + if (!mbox) + return OCTEP_PFVF_MBOX_CMD_STATUS_NOT_SETUP; + + mutex_lock(&mbox->lock); + cmd.u64 = 0; + cmd.s_data.opcode = opcode; + cmd.s_data.frag = 0; + /* Send cmd to read data from PF */ + ret = __octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "send mbox cmd fail for data request\n"); + mutex_unlock(&mbox->lock); + return ret; + } + /* PF sends the data length of requested CMD + * in ACK + */ + data_len = *((int32_t *)rsp.s_data.data); + tmp_len = data_len; + cmd.u64 = 0; + rsp.u64 = 0; + cmd.s_data.opcode = opcode; + cmd.s_data.frag = 1; + while (data_len) { + ret = __octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "send mbox cmd fail for data request\n"); + mutex_unlock(&mbox->lock); + mbox->mbox_data.data_index = 0; + memset(mbox->mbox_data.recv_data, 0, OCTEP_PFVF_MBOX_MAX_DATA_BUF_SIZE); + return ret; + } + if (data_len > OCTEP_PFVF_MBOX_MAX_DATA_SIZE) { + data_len -= OCTEP_PFVF_MBOX_MAX_DATA_SIZE; + read_cnt = OCTEP_PFVF_MBOX_MAX_DATA_SIZE; + } else { + read_cnt = data_len; + data_len = 0; + } + for (i = 0; i < read_cnt; i++) { + mbox->mbox_data.recv_data[mbox->mbox_data.data_index] = + rsp.s_data.data[i]; + mbox->mbox_data.data_index++; + } + cmd.u64 = 0; + rsp.u64 = 0; + cmd.s_data.opcode = opcode; + cmd.s_data.frag = 1; + } + memcpy(data, mbox->mbox_data.recv_data, tmp_len); + *size = tmp_len; + mbox->mbox_data.data_index = 0; + memset(mbox->mbox_data.recv_data, 0, OCTEP_PFVF_MBOX_MAX_DATA_BUF_SIZE); + mutex_unlock(&mbox->lock); + return 0; +} + +int octep_vf_mbox_set_mtu(struct octep_vf_device *oct, int mtu) +{ + int frame_size = mtu + ETH_HLEN + ETH_FCS_LEN; + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret = 0; + + if (mtu < ETH_MIN_MTU || frame_size > ETH_MAX_MTU) { + dev_err(&oct->pdev->dev, + "Failed to set MTU to %d MIN MTU:%d MAX MTU:%d\n", + mtu, ETH_MIN_MTU, ETH_MAX_MTU); + return -EINVAL; + } + + cmd.u64 = 0; + cmd.s_set_mtu.opcode = OCTEP_PFVF_MBOX_CMD_SET_MTU; + cmd.s_set_mtu.mtu = mtu; + + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Mbox send failed; err=%d\n", ret); + return ret; + } + if (rsp.s_set_mtu.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "Received Mbox NACK from PF for MTU:%d\n", mtu); + return -EINVAL; + } + + return 0; +} + +int octep_vf_mbox_set_mac_addr(struct octep_vf_device *oct, char *mac_addr) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int i, ret; + + cmd.u64 = 0; + cmd.s_set_mac.opcode = OCTEP_PFVF_MBOX_CMD_SET_MAC_ADDR; + for (i = 0; i < ETH_ALEN; i++) + cmd.s_set_mac.mac_addr[i] = mac_addr[i]; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Mbox send failed; err = %d\n", ret); + return ret; + } + if (rsp.s_set_mac.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "received NACK\n"); + return -EINVAL; + } + return 0; +} + +int octep_vf_mbox_get_mac_addr(struct octep_vf_device *oct, char *mac_addr) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int i, ret; + + cmd.u64 = 0; + cmd.s_set_mac.opcode = OCTEP_PFVF_MBOX_CMD_GET_MAC_ADDR; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "get_mac: mbox send failed; err = %d\n", ret); + return ret; + } + if (rsp.s_set_mac.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "get_mac: received NACK\n"); + return -EINVAL; + } + for (i = 0; i < ETH_ALEN; i++) + mac_addr[i] = rsp.s_set_mac.mac_addr[i]; + return 0; +} + +int octep_vf_mbox_set_rx_state(struct octep_vf_device *oct, bool state) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret; + + cmd.u64 = 0; + cmd.s_link_state.opcode = OCTEP_PFVF_MBOX_CMD_SET_RX_STATE; + cmd.s_link_state.state = state; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Set Rx state via VF Mbox send failed\n"); + return ret; + } + if (rsp.s_link_state.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "Set Rx state received NACK\n"); + return -EINVAL; + } + return 0; +} + +int octep_vf_mbox_set_link_status(struct octep_vf_device *oct, bool status) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret; + + cmd.u64 = 0; + cmd.s_link_status.opcode = OCTEP_PFVF_MBOX_CMD_SET_LINK_STATUS; + cmd.s_link_status.status = status; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Set link status via VF Mbox send failed\n"); + return ret; + } + if (rsp.s_link_status.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "Set link status received NACK\n"); + return -EINVAL; + } + return 0; +} + +int octep_vf_mbox_get_link_status(struct octep_vf_device *oct, u8 *oper_up) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret; + + cmd.u64 = 0; + cmd.s_link_status.opcode = OCTEP_PFVF_MBOX_CMD_GET_LINK_STATUS; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Get link status via VF Mbox send failed\n"); + return ret; + } + if (rsp.s_link_status.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "Get link status received NACK\n"); + return -EINVAL; + } + *oper_up = rsp.s_link_status.status; + return 0; +} + +int octep_vf_mbox_dev_remove(struct octep_vf_device *oct) +{ + union octep_pfvf_mbox_word cmd; + int ret; + + cmd.u64 = 0; + cmd.s.opcode = OCTEP_PFVF_MBOX_CMD_DEV_REMOVE; + ret = octep_vf_mbox_send_cmd(oct, cmd, NULL); + return ret; +} + +int octep_vf_mbox_get_fw_info(struct octep_vf_device *oct) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret; + + cmd.u64 = 0; + cmd.s_fw_info.opcode = OCTEP_PFVF_MBOX_CMD_GET_FW_INFO; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Get link status via VF Mbox send failed\n"); + return ret; + } + if (rsp.s_fw_info.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "Get link status received NACK\n"); + return -EINVAL; + } + oct->fw_info.pkind = rsp.s_fw_info.pkind; + oct->fw_info.fsz = rsp.s_fw_info.fsz; + oct->fw_info.rx_ol_flags = rsp.s_fw_info.rx_ol_flags; + oct->fw_info.tx_ol_flags = rsp.s_fw_info.tx_ol_flags; + + return 0; +} + +int octep_vf_mbox_set_offloads(struct octep_vf_device *oct, u16 tx_offloads, + u16 rx_offloads) +{ + union octep_pfvf_mbox_word cmd; + union octep_pfvf_mbox_word rsp; + int ret; + + cmd.u64 = 0; + cmd.s_offloads.opcode = OCTEP_PFVF_MBOX_CMD_SET_OFFLOADS; + cmd.s_offloads.rx_ol_flags = rx_offloads; + cmd.s_offloads.tx_ol_flags = tx_offloads; + ret = octep_vf_mbox_send_cmd(oct, cmd, &rsp); + if (ret) { + dev_err(&oct->pdev->dev, "Set offloads via VF Mbox send failed\n"); + return ret; + } + if (rsp.s_link_state.type != OCTEP_PFVF_MBOX_TYPE_RSP_ACK) { + dev_err(&oct->pdev->dev, "Set offloads received NACK\n"); + return -EINVAL; + } + return 0; +} diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_mbox.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_mbox.h new file mode 100644 index 000000000000..9b5efad37eab --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_mbox.h @@ -0,0 +1,166 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ +#ifndef _OCTEP_VF_MBOX_H_ +#define _OCTEP_VF_MBOX_H_ + +/* When a new command is implemented, VF Mbox version should be bumped. + */ +enum octep_pfvf_mbox_version { + OCTEP_PFVF_MBOX_VERSION_V0, + OCTEP_PFVF_MBOX_VERSION_V1, + OCTEP_PFVF_MBOX_VERSION_V2 +}; + +#define OCTEP_PFVF_MBOX_VERSION_CURRENT OCTEP_PFVF_MBOX_VERSION_V2 + +enum octep_pfvf_mbox_opcode { + OCTEP_PFVF_MBOX_CMD_VERSION, + OCTEP_PFVF_MBOX_CMD_SET_MTU, + OCTEP_PFVF_MBOX_CMD_SET_MAC_ADDR, + OCTEP_PFVF_MBOX_CMD_GET_MAC_ADDR, + OCTEP_PFVF_MBOX_CMD_GET_LINK_INFO, + OCTEP_PFVF_MBOX_CMD_GET_STATS, + OCTEP_PFVF_MBOX_CMD_SET_RX_STATE, + OCTEP_PFVF_MBOX_CMD_SET_LINK_STATUS, + OCTEP_PFVF_MBOX_CMD_GET_LINK_STATUS, + OCTEP_PFVF_MBOX_CMD_GET_MTU, + OCTEP_PFVF_MBOX_CMD_DEV_REMOVE, + OCTEP_PFVF_MBOX_CMD_GET_FW_INFO, + OCTEP_PFVF_MBOX_CMD_SET_OFFLOADS, + OCTEP_PFVF_MBOX_NOTIF_LINK_STATUS, + OCTEP_PFVF_MBOX_CMD_MAX, +}; + +enum octep_pfvf_mbox_word_type { + OCTEP_PFVF_MBOX_TYPE_CMD, + OCTEP_PFVF_MBOX_TYPE_RSP_ACK, + OCTEP_PFVF_MBOX_TYPE_RSP_NACK, +}; + +enum octep_pfvf_mbox_cmd_status { + OCTEP_PFVF_MBOX_CMD_STATUS_NOT_SETUP = 1, + OCTEP_PFVF_MBOX_CMD_STATUS_TIMEDOUT = 2, + OCTEP_PFVF_MBOX_CMD_STATUS_NACK = 3, + OCTEP_PFVF_MBOX_CMD_STATUS_BUSY = 4, + OCTEP_PFVF_MBOX_CMD_STATUS_ERR = 5 +}; + +enum octep_pfvf_link_status { + OCTEP_PFVF_LINK_STATUS_DOWN, + OCTEP_PFVF_LINK_STATUS_UP, +}; + +enum octep_pfvf_link_speed { + OCTEP_PFVF_LINK_SPEED_NONE, + OCTEP_PFVF_LINK_SPEED_1000, + OCTEP_PFVF_LINK_SPEED_10000, + OCTEP_PFVF_LINK_SPEED_25000, + OCTEP_PFVF_LINK_SPEED_40000, + OCTEP_PFVF_LINK_SPEED_50000, + OCTEP_PFVF_LINK_SPEED_100000, + OCTEP_PFVF_LINK_SPEED_LAST, +}; + +enum octep_pfvf_link_duplex { + OCTEP_PFVF_LINK_HALF_DUPLEX, + OCTEP_PFVF_LINK_FULL_DUPLEX, +}; + +enum octep_pfvf_link_autoneg { + OCTEP_PFVF_LINK_AUTONEG, + OCTEP_PFVF_LINK_FIXED, +}; + +#define OCTEP_PFVF_MBOX_TIMEOUT_WAIT_COUNT 8000 +#define OCTEP_PFVF_MBOX_TIMEOUT_WAIT_UDELAY 1000 +#define OCTEP_PFVF_MBOX_MAX_RETRIES 2 +#define OCTEP_PFVF_MBOX_VERSION 0 +#define OCTEP_PFVF_MBOX_MAX_DATA_SIZE 6 +#define OCTEP_PFVF_MBOX_MAX_DATA_BUF_SIZE 320 +#define OCTEP_PFVF_MBOX_MORE_FRAG_FLAG 1 + +union octep_pfvf_mbox_word { + u64 u64; + struct { + u64 opcode:8; + u64 type:2; + u64 rsvd:6; + u64 data:48; + } s; + struct { + u64 opcode:8; + u64 type:2; + u64 frag:1; + u64 rsvd:5; + u8 data[6]; + } s_data; + struct { + u64 opcode:8; + u64 type:2; + u64 rsvd:6; + u64 version:48; + } s_version; + struct { + u64 opcode:8; + u64 type:2; + u64 rsvd:6; + u8 mac_addr[6]; + } s_set_mac; + struct { + u64 opcode:8; + u64 type:2; + u64 rsvd:6; + u64 mtu:48; + } s_set_mtu; + struct { + u64 opcode:8; + u64 type:2; + u64 state:1; + u64 rsvd:53; + } s_link_state; + struct { + u64 opcode:8; + u64 type:2; + u64 status:1; + u64 rsvd:53; + } s_link_status; + struct { + u64 opcode:8; + u64 type:2; + u64 pkind:8; + u64 fsz:8; + u64 rx_ol_flags:16; + u64 tx_ol_flags:16; + u64 rsvd:6; + } s_fw_info; + struct { + u64 opcode:8; + u64 type:2; + u64 rsvd:22; + u64 rx_ol_flags:16; + u64 tx_ol_flags:16; + } s_offloads; +} __packed; + +int octep_vf_setup_mbox(struct octep_vf_device *oct); +void octep_vf_delete_mbox(struct octep_vf_device *oct); +int octep_vf_mbox_send_cmd(struct octep_vf_device *oct, union octep_pfvf_mbox_word cmd, + union octep_pfvf_mbox_word *rsp); +int octep_vf_mbox_bulk_read(struct octep_vf_device *oct, enum octep_pfvf_mbox_opcode opcode, + u8 *data, int *size); +int octep_vf_mbox_set_mtu(struct octep_vf_device *oct, int mtu); +int octep_vf_mbox_set_mac_addr(struct octep_vf_device *oct, char *mac_addr); +int octep_vf_mbox_get_mac_addr(struct octep_vf_device *oct, char *mac_addr); +int octep_vf_mbox_version_check(struct octep_vf_device *oct); +int octep_vf_mbox_set_rx_state(struct octep_vf_device *oct, bool state); +int octep_vf_mbox_set_link_status(struct octep_vf_device *oct, bool status); +int octep_vf_mbox_get_link_status(struct octep_vf_device *oct, u8 *oper_up); +int octep_vf_mbox_dev_remove(struct octep_vf_device *oct); +int octep_vf_mbox_get_fw_info(struct octep_vf_device *oct); +int octep_vf_mbox_set_offloads(struct octep_vf_device *oct, u16 tx_offloads, u16 rx_offloads); + +#endif diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_regs_cn9k.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_regs_cn9k.h new file mode 100644 index 000000000000..25e2a876ebba --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_regs_cn9k.h @@ -0,0 +1,154 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ +#ifndef _OCTEP_VF_REGS_CN9K_H_ +#define _OCTEP_VF_REGS_CN9K_H_ + +/*############################ RST #########################*/ +#define CN93_VF_CONFIG_XPANSION_BAR 0x38 +#define CN93_VF_CONFIG_PCIE_CAP 0x70 +#define CN93_VF_CONFIG_PCIE_DEVCAP 0x74 +#define CN93_VF_CONFIG_PCIE_DEVCTL 0x78 +#define CN93_VF_CONFIG_PCIE_LINKCAP 0x7C +#define CN93_VF_CONFIG_PCIE_LINKCTL 0x80 +#define CN93_VF_CONFIG_PCIE_SLOTCAP 0x84 +#define CN93_VF_CONFIG_PCIE_SLOTCTL 0x88 + +#define CN93_VF_RING_OFFSET BIT_ULL(17) + +/*###################### RING IN REGISTERS #########################*/ +#define CN93_VF_SDP_R_IN_CONTROL_START 0x10000 +#define CN93_VF_SDP_R_IN_ENABLE_START 0x10010 +#define CN93_VF_SDP_R_IN_INSTR_BADDR_START 0x10020 +#define CN93_VF_SDP_R_IN_INSTR_RSIZE_START 0x10030 +#define CN93_VF_SDP_R_IN_INSTR_DBELL_START 0x10040 +#define CN93_VF_SDP_R_IN_CNTS_START 0x10050 +#define CN93_VF_SDP_R_IN_INT_LEVELS_START 0x10060 +#define CN93_VF_SDP_R_IN_PKT_CNT_START 0x10080 +#define CN93_VF_SDP_R_IN_BYTE_CNT_START 0x10090 + +#define CN93_VF_SDP_R_IN_CONTROL(ring) \ + (CN93_VF_SDP_R_IN_CONTROL_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_ENABLE(ring) \ + (CN93_VF_SDP_R_IN_ENABLE_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_INSTR_BADDR(ring) \ + (CN93_VF_SDP_R_IN_INSTR_BADDR_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_INSTR_RSIZE(ring) \ + (CN93_VF_SDP_R_IN_INSTR_RSIZE_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_INSTR_DBELL(ring) \ + (CN93_VF_SDP_R_IN_INSTR_DBELL_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_CNTS(ring) \ + (CN93_VF_SDP_R_IN_CNTS_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_INT_LEVELS(ring) \ + (CN93_VF_SDP_R_IN_INT_LEVELS_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_PKT_CNT(ring) \ + (CN93_VF_SDP_R_IN_PKT_CNT_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_IN_BYTE_CNT(ring) \ + (CN93_VF_SDP_R_IN_BYTE_CNT_START + ((ring) * CN93_VF_RING_OFFSET)) + +/*------------------ R_IN Masks ----------------*/ + +/** Rings per Virtual Function **/ +#define CN93_VF_R_IN_CTL_RPVF_MASK (0xF) +#define CN93_VF_R_IN_CTL_RPVF_POS (48) + +/* Number of instructions to be read in one MAC read request. + * setting to Max value(4) + **/ +#define CN93_VF_R_IN_CTL_IDLE BIT_ULL(28) +#define CN93_VF_R_IN_CTL_RDSIZE (0x3ULL << 25) +#define CN93_VF_R_IN_CTL_IS_64B BIT_ULL(24) +#define CN93_VF_R_IN_CTL_D_NSR BIT_ULL(8) +#define CN93_VF_R_IN_CTL_D_ESR BIT_ULL(6) +#define CN93_VF_R_IN_CTL_D_ROR BIT_ULL(5) +#define CN93_VF_R_IN_CTL_NSR BIT_ULL(3) +#define CN93_VF_R_IN_CTL_ESR BIT_ULL(1) +#define CN93_VF_R_IN_CTL_ROR BIT_ULL(0) + +#define CN93_VF_R_IN_CTL_MASK (CN93_VF_R_IN_CTL_RDSIZE | CN93_VF_R_IN_CTL_IS_64B) + +/*###################### RING OUT REGISTERS #########################*/ +#define CN93_VF_SDP_R_OUT_CNTS_START 0x10100 +#define CN93_VF_SDP_R_OUT_INT_LEVELS_START 0x10110 +#define CN93_VF_SDP_R_OUT_SLIST_BADDR_START 0x10120 +#define CN93_VF_SDP_R_OUT_SLIST_RSIZE_START 0x10130 +#define CN93_VF_SDP_R_OUT_SLIST_DBELL_START 0x10140 +#define CN93_VF_SDP_R_OUT_CONTROL_START 0x10150 +#define CN93_VF_SDP_R_OUT_ENABLE_START 0x10160 +#define CN93_VF_SDP_R_OUT_PKT_CNT_START 0x10180 +#define CN93_VF_SDP_R_OUT_BYTE_CNT_START 0x10190 + +#define CN93_VF_SDP_R_OUT_CONTROL(ring) \ + (CN93_VF_SDP_R_OUT_CONTROL_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_ENABLE(ring) \ + (CN93_VF_SDP_R_OUT_ENABLE_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_SLIST_BADDR(ring) \ + (CN93_VF_SDP_R_OUT_SLIST_BADDR_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_SLIST_RSIZE(ring) \ + (CN93_VF_SDP_R_OUT_SLIST_RSIZE_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_SLIST_DBELL(ring) \ + (CN93_VF_SDP_R_OUT_SLIST_DBELL_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_CNTS(ring) \ + (CN93_VF_SDP_R_OUT_CNTS_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_INT_LEVELS(ring) \ + (CN93_VF_SDP_R_OUT_INT_LEVELS_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_PKT_CNT(ring) \ + (CN93_VF_SDP_R_OUT_PKT_CNT_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_OUT_BYTE_CNT(ring) \ + (CN93_VF_SDP_R_OUT_BYTE_CNT_START + ((ring) * CN93_VF_RING_OFFSET)) + +/*------------------ R_OUT Masks ----------------*/ +#define CN93_VF_R_OUT_INT_LEVELS_BMODE BIT_ULL(63) +#define CN93_VF_R_OUT_INT_LEVELS_TIMET (32) + +#define CN93_VF_R_OUT_CTL_IDLE BIT_ULL(40) +#define CN93_VF_R_OUT_CTL_ES_I BIT_ULL(34) +#define CN93_VF_R_OUT_CTL_NSR_I BIT_ULL(33) +#define CN93_VF_R_OUT_CTL_ROR_I BIT_ULL(32) +#define CN93_VF_R_OUT_CTL_ES_D BIT_ULL(30) +#define CN93_VF_R_OUT_CTL_NSR_D BIT_ULL(29) +#define CN93_VF_R_OUT_CTL_ROR_D BIT_ULL(28) +#define CN93_VF_R_OUT_CTL_ES_P BIT_ULL(26) +#define CN93_VF_R_OUT_CTL_NSR_P BIT_ULL(25) +#define CN93_VF_R_OUT_CTL_ROR_P BIT_ULL(24) +#define CN93_VF_R_OUT_CTL_IMODE BIT_ULL(23) + +/* ##################### Mail Box Registers ########################## */ +/* SDP PF to VF Mailbox Data Register */ +#define CN93_VF_SDP_R_MBOX_PF_VF_DATA_START 0x10210 +/* SDP Packet PF to VF Mailbox Interrupt Register */ +#define CN93_VF_SDP_R_MBOX_PF_VF_INT_START 0x10220 +/* SDP VF to PF Mailbox Data Register */ +#define CN93_VF_SDP_R_MBOX_VF_PF_DATA_START 0x10230 + +#define CN93_VF_SDP_R_MBOX_PF_VF_INT_ENAB BIT_ULL(1) +#define CN93_VF_SDP_R_MBOX_PF_VF_INT_STATUS BIT_ULL(0) + +#define CN93_VF_SDP_R_MBOX_PF_VF_DATA(ring) \ + (CN93_VF_SDP_R_MBOX_PF_VF_DATA_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_MBOX_PF_VF_INT(ring) \ + (CN93_VF_SDP_R_MBOX_PF_VF_INT_START + ((ring) * CN93_VF_RING_OFFSET)) + +#define CN93_VF_SDP_R_MBOX_VF_PF_DATA(ring) \ + (CN93_VF_SDP_R_MBOX_VF_PF_DATA_START + ((ring) * CN93_VF_RING_OFFSET)) +#endif /* _OCTEP_VF_REGS_CN9K_H_ */ diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_regs_cnxk.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_regs_cnxk.h new file mode 100644 index 000000000000..2e156745ef64 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_regs_cnxk.h @@ -0,0 +1,162 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ +#ifndef _OCTEP_VF_REGS_CNXK_H_ +#define _OCTEP_VF_REGS_CNXK_H_ + +/*############################ RST #########################*/ +#define CNXK_VF_CONFIG_XPANSION_BAR 0x38 +#define CNXK_VF_CONFIG_PCIE_CAP 0x70 +#define CNXK_VF_CONFIG_PCIE_DEVCAP 0x74 +#define CNXK_VF_CONFIG_PCIE_DEVCTL 0x78 +#define CNXK_VF_CONFIG_PCIE_LINKCAP 0x7C +#define CNXK_VF_CONFIG_PCIE_LINKCTL 0x80 +#define CNXK_VF_CONFIG_PCIE_SLOTCAP 0x84 +#define CNXK_VF_CONFIG_PCIE_SLOTCTL 0x88 + +#define CNXK_VF_RING_OFFSET (0x1ULL << 17) + +/*###################### RING IN REGISTERS #########################*/ +#define CNXK_VF_SDP_R_IN_CONTROL_START 0x10000 +#define CNXK_VF_SDP_R_IN_ENABLE_START 0x10010 +#define CNXK_VF_SDP_R_IN_INSTR_BADDR_START 0x10020 +#define CNXK_VF_SDP_R_IN_INSTR_RSIZE_START 0x10030 +#define CNXK_VF_SDP_R_IN_INSTR_DBELL_START 0x10040 +#define CNXK_VF_SDP_R_IN_CNTS_START 0x10050 +#define CNXK_VF_SDP_R_IN_INT_LEVELS_START 0x10060 +#define CNXK_VF_SDP_R_IN_PKT_CNT_START 0x10080 +#define CNXK_VF_SDP_R_IN_BYTE_CNT_START 0x10090 +#define CNXK_VF_SDP_R_ERR_TYPE_START 0x10400 + +#define CNXK_VF_SDP_R_ERR_TYPE(ring) \ + (CNXK_VF_SDP_R_ERR_TYPE_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_CONTROL(ring) \ + (CNXK_VF_SDP_R_IN_CONTROL_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_ENABLE(ring) \ + (CNXK_VF_SDP_R_IN_ENABLE_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_INSTR_BADDR(ring) \ + (CNXK_VF_SDP_R_IN_INSTR_BADDR_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_INSTR_RSIZE(ring) \ + (CNXK_VF_SDP_R_IN_INSTR_RSIZE_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_INSTR_DBELL(ring) \ + (CNXK_VF_SDP_R_IN_INSTR_DBELL_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_CNTS(ring) \ + (CNXK_VF_SDP_R_IN_CNTS_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_INT_LEVELS(ring) \ + (CNXK_VF_SDP_R_IN_INT_LEVELS_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_PKT_CNT(ring) \ + (CNXK_VF_SDP_R_IN_PKT_CNT_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_IN_BYTE_CNT(ring) \ + (CNXK_VF_SDP_R_IN_BYTE_CNT_START + ((ring) * CNXK_VF_RING_OFFSET)) + +/*------------------ R_IN Masks ----------------*/ + +/** Rings per Virtual Function **/ +#define CNXK_VF_R_IN_CTL_RPVF_MASK (0xF) +#define CNXK_VF_R_IN_CTL_RPVF_POS (48) + +/* Number of instructions to be read in one MAC read request. + * setting to Max value(4) + **/ +#define CNXK_VF_R_IN_CTL_IDLE (0x1ULL << 28) +#define CNXK_VF_R_IN_CTL_RDSIZE (0x3ULL << 25) +#define CNXK_VF_R_IN_CTL_IS_64B (0x1ULL << 24) +#define CNXK_VF_R_IN_CTL_D_NSR (0x1ULL << 8) +#define CNXK_VF_R_IN_CTL_D_ESR (0x1ULL << 6) +#define CNXK_VF_R_IN_CTL_D_ROR (0x1ULL << 5) +#define CNXK_VF_R_IN_CTL_NSR (0x1ULL << 3) +#define CNXK_VF_R_IN_CTL_ESR (0x1ULL << 1) +#define CNXK_VF_R_IN_CTL_ROR (0x1ULL << 0) + +#define CNXK_VF_R_IN_CTL_MASK (CNXK_VF_R_IN_CTL_RDSIZE | CNXK_VF_R_IN_CTL_IS_64B) + +/*###################### RING OUT REGISTERS #########################*/ +#define CNXK_VF_SDP_R_OUT_CNTS_START 0x10100 +#define CNXK_VF_SDP_R_OUT_INT_LEVELS_START 0x10110 +#define CNXK_VF_SDP_R_OUT_SLIST_BADDR_START 0x10120 +#define CNXK_VF_SDP_R_OUT_SLIST_RSIZE_START 0x10130 +#define CNXK_VF_SDP_R_OUT_SLIST_DBELL_START 0x10140 +#define CNXK_VF_SDP_R_OUT_CONTROL_START 0x10150 +#define CNXK_VF_SDP_R_OUT_WMARK_START 0x10160 +#define CNXK_VF_SDP_R_OUT_ENABLE_START 0x10170 +#define CNXK_VF_SDP_R_OUT_PKT_CNT_START 0x10180 +#define CNXK_VF_SDP_R_OUT_BYTE_CNT_START 0x10190 + +#define CNXK_VF_SDP_R_OUT_CONTROL(ring) \ + (CNXK_VF_SDP_R_OUT_CONTROL_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_ENABLE(ring) \ + (CNXK_VF_SDP_R_OUT_ENABLE_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_SLIST_BADDR(ring) \ + (CNXK_VF_SDP_R_OUT_SLIST_BADDR_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_SLIST_RSIZE(ring) \ + (CNXK_VF_SDP_R_OUT_SLIST_RSIZE_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_SLIST_DBELL(ring) \ + (CNXK_VF_SDP_R_OUT_SLIST_DBELL_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_WMARK(ring) \ + (CNXK_VF_SDP_R_OUT_WMARK_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_CNTS(ring) \ + (CNXK_VF_SDP_R_OUT_CNTS_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_INT_LEVELS(ring) \ + (CNXK_VF_SDP_R_OUT_INT_LEVELS_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_PKT_CNT(ring) \ + (CNXK_VF_SDP_R_OUT_PKT_CNT_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_OUT_BYTE_CNT(ring) \ + (CNXK_VF_SDP_R_OUT_BYTE_CNT_START + ((ring) * CNXK_VF_RING_OFFSET)) + +/*------------------ R_OUT Masks ----------------*/ +#define CNXK_VF_R_OUT_INT_LEVELS_BMODE BIT_ULL(63) +#define CNXK_VF_R_OUT_INT_LEVELS_TIMET (32) + +#define CNXK_VF_R_OUT_CTL_IDLE BIT_ULL(40) +#define CNXK_VF_R_OUT_CTL_ES_I BIT_ULL(34) +#define CNXK_VF_R_OUT_CTL_NSR_I BIT_ULL(33) +#define CNXK_VF_R_OUT_CTL_ROR_I BIT_ULL(32) +#define CNXK_VF_R_OUT_CTL_ES_D BIT_ULL(30) +#define CNXK_VF_R_OUT_CTL_NSR_D BIT_ULL(29) +#define CNXK_VF_R_OUT_CTL_ROR_D BIT_ULL(28) +#define CNXK_VF_R_OUT_CTL_ES_P BIT_ULL(26) +#define CNXK_VF_R_OUT_CTL_NSR_P BIT_ULL(25) +#define CNXK_VF_R_OUT_CTL_ROR_P BIT_ULL(24) +#define CNXK_VF_R_OUT_CTL_IMODE BIT_ULL(23) + +/* ##################### Mail Box Registers ########################## */ +/* SDP PF to VF Mailbox Data Register */ +#define CNXK_VF_SDP_R_MBOX_PF_VF_DATA_START 0x10210 +/* SDP Packet PF to VF Mailbox Interrupt Register */ +#define CNXK_VF_SDP_R_MBOX_PF_VF_INT_START 0x10220 +/* SDP VF to PF Mailbox Data Register */ +#define CNXK_VF_SDP_R_MBOX_VF_PF_DATA_START 0x10230 + +#define CNXK_VF_SDP_R_MBOX_PF_VF_INT_ENAB BIT_ULL(1) +#define CNXK_VF_SDP_R_MBOX_PF_VF_INT_STATUS BIT_ULL(0) + +#define CNXK_VF_SDP_R_MBOX_PF_VF_DATA(ring) \ + (CNXK_VF_SDP_R_MBOX_PF_VF_DATA_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_MBOX_PF_VF_INT(ring) \ + (CNXK_VF_SDP_R_MBOX_PF_VF_INT_START + ((ring) * CNXK_VF_RING_OFFSET)) + +#define CNXK_VF_SDP_R_MBOX_VF_PF_DATA(ring) \ + (CNXK_VF_SDP_R_MBOX_VF_PF_DATA_START + ((ring) * CNXK_VF_RING_OFFSET)) +#endif /* _OCTEP_VF_REGS_CNXK_H_ */ diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.c new file mode 100644 index 000000000000..82821bc28634 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.c @@ -0,0 +1,510 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#include <linux/pci.h> +#include <linux/etherdevice.h> +#include <linux/vmalloc.h> + +#include "octep_vf_config.h" +#include "octep_vf_main.h" + +static void octep_vf_oq_reset_indices(struct octep_vf_oq *oq) +{ + oq->host_read_idx = 0; + oq->host_refill_idx = 0; + oq->refill_count = 0; + oq->last_pkt_count = 0; + oq->pkts_pending = 0; +} + +/** + * octep_vf_oq_fill_ring_buffers() - fill initial receive buffers for Rx ring. + * + * @oq: Octeon Rx queue data structure. + * + * Return: 0, if successfully filled receive buffers for all descriptors. + * -ENOMEM, if failed to allocate a buffer or failed to map for DMA. + */ +static int octep_vf_oq_fill_ring_buffers(struct octep_vf_oq *oq) +{ + struct octep_vf_oq_desc_hw *desc_ring = oq->desc_ring; + struct page *page; + u32 i; + + for (i = 0; i < oq->max_count; i++) { + page = dev_alloc_page(); + if (unlikely(!page)) { + dev_err(oq->dev, "Rx buffer alloc failed\n"); + goto rx_buf_alloc_err; + } + desc_ring[i].buffer_ptr = dma_map_page(oq->dev, page, 0, + PAGE_SIZE, + DMA_FROM_DEVICE); + if (dma_mapping_error(oq->dev, desc_ring[i].buffer_ptr)) { + dev_err(oq->dev, + "OQ-%d buffer alloc: DMA mapping error!\n", + oq->q_no); + goto dma_map_err; + } + oq->buff_info[i].page = page; + } + + return 0; + +dma_map_err: + put_page(page); +rx_buf_alloc_err: + while (i) { + i--; + dma_unmap_page(oq->dev, desc_ring[i].buffer_ptr, PAGE_SIZE, DMA_FROM_DEVICE); + put_page(oq->buff_info[i].page); + oq->buff_info[i].page = NULL; + } + + return -ENOMEM; +} + +/** + * octep_vf_oq_refill() - refill buffers for used Rx ring descriptors. + * + * @oct: Octeon device private data structure. + * @oq: Octeon Rx queue data structure. + * + * Return: number of descriptors successfully refilled with receive buffers. + */ +static int octep_vf_oq_refill(struct octep_vf_device *oct, struct octep_vf_oq *oq) +{ + struct octep_vf_oq_desc_hw *desc_ring = oq->desc_ring; + struct page *page; + u32 refill_idx, i; + + refill_idx = oq->host_refill_idx; + for (i = 0; i < oq->refill_count; i++) { + page = dev_alloc_page(); + if (unlikely(!page)) { + dev_err(oq->dev, "refill: rx buffer alloc failed\n"); + oq->stats.alloc_failures++; + break; + } + + desc_ring[refill_idx].buffer_ptr = dma_map_page(oq->dev, page, 0, + PAGE_SIZE, DMA_FROM_DEVICE); + if (dma_mapping_error(oq->dev, desc_ring[refill_idx].buffer_ptr)) { + dev_err(oq->dev, + "OQ-%d buffer refill: DMA mapping error!\n", + oq->q_no); + put_page(page); + oq->stats.alloc_failures++; + break; + } + oq->buff_info[refill_idx].page = page; + refill_idx++; + if (refill_idx == oq->max_count) + refill_idx = 0; + } + oq->host_refill_idx = refill_idx; + oq->refill_count -= i; + + return i; +} + +/** + * octep_vf_setup_oq() - Setup a Rx queue. + * + * @oct: Octeon device private data structure. + * @q_no: Rx queue number to be setup. + * + * Allocate resources for a Rx queue. + */ +static int octep_vf_setup_oq(struct octep_vf_device *oct, int q_no) +{ + struct octep_vf_oq *oq; + u32 desc_ring_size; + + oq = vzalloc(sizeof(*oq)); + if (!oq) + goto create_oq_fail; + oct->oq[q_no] = oq; + + oq->octep_vf_dev = oct; + oq->netdev = oct->netdev; + oq->dev = &oct->pdev->dev; + oq->q_no = q_no; + oq->max_count = CFG_GET_OQ_NUM_DESC(oct->conf); + oq->ring_size_mask = oq->max_count - 1; + oq->buffer_size = CFG_GET_OQ_BUF_SIZE(oct->conf); + oq->max_single_buffer_size = oq->buffer_size - OCTEP_VF_OQ_RESP_HW_SIZE; + + /* When the hardware/firmware supports additional capabilities, + * additional header is filled-in by Octeon after length field in + * Rx packets. this header contains additional packet information. + */ + if (oct->fw_info.rx_ol_flags) + oq->max_single_buffer_size -= OCTEP_VF_OQ_RESP_HW_EXT_SIZE; + + oq->refill_threshold = CFG_GET_OQ_REFILL_THRESHOLD(oct->conf); + + desc_ring_size = oq->max_count * OCTEP_VF_OQ_DESC_SIZE; + oq->desc_ring = dma_alloc_coherent(oq->dev, desc_ring_size, + &oq->desc_ring_dma, GFP_KERNEL); + + if (unlikely(!oq->desc_ring)) { + dev_err(oq->dev, + "Failed to allocate DMA memory for OQ-%d !!\n", q_no); + goto desc_dma_alloc_err; + } + + oq->buff_info = vzalloc(oq->max_count * OCTEP_VF_OQ_RECVBUF_SIZE); + + if (unlikely(!oq->buff_info)) { + dev_err(&oct->pdev->dev, + "Failed to allocate buffer info for OQ-%d\n", q_no); + goto buf_list_err; + } + + if (octep_vf_oq_fill_ring_buffers(oq)) + goto oq_fill_buff_err; + + octep_vf_oq_reset_indices(oq); + oct->hw_ops.setup_oq_regs(oct, q_no); + oct->num_oqs++; + + return 0; + +oq_fill_buff_err: + vfree(oq->buff_info); + oq->buff_info = NULL; +buf_list_err: + dma_free_coherent(oq->dev, desc_ring_size, + oq->desc_ring, oq->desc_ring_dma); + oq->desc_ring = NULL; +desc_dma_alloc_err: + vfree(oq); + oct->oq[q_no] = NULL; +create_oq_fail: + return -ENOMEM; +} + +/** + * octep_vf_oq_free_ring_buffers() - Free ring buffers. + * + * @oq: Octeon Rx queue data structure. + * + * Free receive buffers in unused Rx queue descriptors. + */ +static void octep_vf_oq_free_ring_buffers(struct octep_vf_oq *oq) +{ + struct octep_vf_oq_desc_hw *desc_ring = oq->desc_ring; + int i; + + if (!oq->desc_ring || !oq->buff_info) + return; + + for (i = 0; i < oq->max_count; i++) { + if (oq->buff_info[i].page) { + dma_unmap_page(oq->dev, desc_ring[i].buffer_ptr, + PAGE_SIZE, DMA_FROM_DEVICE); + put_page(oq->buff_info[i].page); + oq->buff_info[i].page = NULL; + desc_ring[i].buffer_ptr = 0; + } + } + octep_vf_oq_reset_indices(oq); +} + +/** + * octep_vf_free_oq() - Free Rx queue resources. + * + * @oq: Octeon Rx queue data structure. + * + * Free all resources of a Rx queue. + */ +static int octep_vf_free_oq(struct octep_vf_oq *oq) +{ + struct octep_vf_device *oct = oq->octep_vf_dev; + int q_no = oq->q_no; + + octep_vf_oq_free_ring_buffers(oq); + + vfree(oq->buff_info); + + if (oq->desc_ring) + dma_free_coherent(oq->dev, + oq->max_count * OCTEP_VF_OQ_DESC_SIZE, + oq->desc_ring, oq->desc_ring_dma); + + vfree(oq); + oct->oq[q_no] = NULL; + oct->num_oqs--; + return 0; +} + +/** + * octep_vf_setup_oqs() - setup resources for all Rx queues. + * + * @oct: Octeon device private data structure. + */ +int octep_vf_setup_oqs(struct octep_vf_device *oct) +{ + int i, retval = 0; + + oct->num_oqs = 0; + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) { + retval = octep_vf_setup_oq(oct, i); + if (retval) { + dev_err(&oct->pdev->dev, + "Failed to setup OQ(RxQ)-%d.\n", i); + goto oq_setup_err; + } + dev_dbg(&oct->pdev->dev, "Successfully setup OQ(RxQ)-%d.\n", i); + } + + return 0; + +oq_setup_err: + while (i) { + i--; + octep_vf_free_oq(oct->oq[i]); + } + return retval; +} + +/** + * octep_vf_oq_dbell_init() - Initialize Rx queue doorbell. + * + * @oct: Octeon device private data structure. + * + * Write number of descriptors to Rx queue doorbell register. + */ +void octep_vf_oq_dbell_init(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_oqs; i++) + writel(oct->oq[i]->max_count, oct->oq[i]->pkts_credit_reg); +} + +/** + * octep_vf_free_oqs() - Free resources of all Rx queues. + * + * @oct: Octeon device private data structure. + */ +void octep_vf_free_oqs(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) { + if (!oct->oq[i]) + continue; + octep_vf_free_oq(oct->oq[i]); + dev_dbg(&oct->pdev->dev, + "Successfully freed OQ(RxQ)-%d.\n", i); + } +} + +/** + * octep_vf_oq_check_hw_for_pkts() - Check for new Rx packets. + * + * @oct: Octeon device private data structure. + * @oq: Octeon Rx queue data structure. + * + * Return: packets received after previous check. + */ +static int octep_vf_oq_check_hw_for_pkts(struct octep_vf_device *oct, + struct octep_vf_oq *oq) +{ + u32 pkt_count, new_pkts; + + pkt_count = readl(oq->pkts_sent_reg); + new_pkts = pkt_count - oq->last_pkt_count; + + /* Clear the hardware packets counter register if the rx queue is + * being processed continuously with-in a single interrupt and + * reached half its max value. + * this counter is not cleared every time read, to save write cycles. + */ + if (unlikely(pkt_count > 0xF0000000U)) { + writel(pkt_count, oq->pkts_sent_reg); + pkt_count = readl(oq->pkts_sent_reg); + new_pkts += pkt_count; + } + oq->last_pkt_count = pkt_count; + oq->pkts_pending += new_pkts; + return new_pkts; +} + +/** + * __octep_vf_oq_process_rx() - Process hardware Rx queue and push to stack. + * + * @oct: Octeon device private data structure. + * @oq: Octeon Rx queue data structure. + * @pkts_to_process: number of packets to be processed. + * + * Process the new packets in Rx queue. + * Packets larger than single Rx buffer arrive in consecutive descriptors. + * But, count returned by the API only accounts full packets, not fragments. + * + * Return: number of packets processed and pushed to stack. + */ +static int __octep_vf_oq_process_rx(struct octep_vf_device *oct, + struct octep_vf_oq *oq, u16 pkts_to_process) +{ + struct octep_vf_oq_resp_hw_ext *resp_hw_ext = NULL; + netdev_features_t feat = oq->netdev->features; + struct octep_vf_rx_buffer *buff_info; + struct octep_vf_oq_resp_hw *resp_hw; + u32 pkt, rx_bytes, desc_used; + u16 data_offset, rx_ol_flags; + struct sk_buff *skb; + u32 read_idx; + + read_idx = oq->host_read_idx; + rx_bytes = 0; + desc_used = 0; + for (pkt = 0; pkt < pkts_to_process; pkt++) { + buff_info = (struct octep_vf_rx_buffer *)&oq->buff_info[read_idx]; + dma_unmap_page(oq->dev, oq->desc_ring[read_idx].buffer_ptr, + PAGE_SIZE, DMA_FROM_DEVICE); + resp_hw = page_address(buff_info->page); + buff_info->page = NULL; + + /* Swap the length field that is in Big-Endian to CPU */ + buff_info->len = be64_to_cpu(resp_hw->length); + if (oct->fw_info.rx_ol_flags) { + /* Extended response header is immediately after + * response header (resp_hw) + */ + resp_hw_ext = (struct octep_vf_oq_resp_hw_ext *) + (resp_hw + 1); + buff_info->len -= OCTEP_VF_OQ_RESP_HW_EXT_SIZE; + /* Packet Data is immediately after + * extended response header. + */ + data_offset = OCTEP_VF_OQ_RESP_HW_SIZE + + OCTEP_VF_OQ_RESP_HW_EXT_SIZE; + rx_ol_flags = resp_hw_ext->rx_ol_flags; + } else { + /* Data is immediately after + * Hardware Rx response header. + */ + data_offset = OCTEP_VF_OQ_RESP_HW_SIZE; + rx_ol_flags = 0; + } + rx_bytes += buff_info->len; + + if (buff_info->len <= oq->max_single_buffer_size) { + skb = napi_build_skb((void *)resp_hw, PAGE_SIZE); + skb_reserve(skb, data_offset); + skb_put(skb, buff_info->len); + read_idx++; + desc_used++; + if (read_idx == oq->max_count) + read_idx = 0; + } else { + struct skb_shared_info *shinfo; + u16 data_len; + + skb = napi_build_skb((void *)resp_hw, PAGE_SIZE); + skb_reserve(skb, data_offset); + /* Head fragment includes response header(s); + * subsequent fragments contains only data. + */ + skb_put(skb, oq->max_single_buffer_size); + read_idx++; + desc_used++; + if (read_idx == oq->max_count) + read_idx = 0; + + shinfo = skb_shinfo(skb); + data_len = buff_info->len - oq->max_single_buffer_size; + while (data_len) { + dma_unmap_page(oq->dev, oq->desc_ring[read_idx].buffer_ptr, + PAGE_SIZE, DMA_FROM_DEVICE); + buff_info = (struct octep_vf_rx_buffer *) + &oq->buff_info[read_idx]; + if (data_len < oq->buffer_size) { + buff_info->len = data_len; + data_len = 0; + } else { + buff_info->len = oq->buffer_size; + data_len -= oq->buffer_size; + } + + skb_add_rx_frag(skb, shinfo->nr_frags, + buff_info->page, 0, + buff_info->len, + buff_info->len); + buff_info->page = NULL; + read_idx++; + desc_used++; + if (read_idx == oq->max_count) + read_idx = 0; + } + } + + skb->dev = oq->netdev; + skb->protocol = eth_type_trans(skb, skb->dev); + if (feat & NETIF_F_RXCSUM && + OCTEP_VF_RX_CSUM_VERIFIED(rx_ol_flags)) + skb->ip_summed = CHECKSUM_UNNECESSARY; + else + skb->ip_summed = CHECKSUM_NONE; + napi_gro_receive(oq->napi, skb); + } + + oq->host_read_idx = read_idx; + oq->refill_count += desc_used; + oq->stats.packets += pkt; + oq->stats.bytes += rx_bytes; + + return pkt; +} + +/** + * octep_vf_oq_process_rx() - Process Rx queue. + * + * @oq: Octeon Rx queue data structure. + * @budget: max number of packets can be processed in one invocation. + * + * Check for newly received packets and process them. + * Keeps checking for new packets until budget is used or no new packets seen. + * + * Return: number of packets processed. + */ +int octep_vf_oq_process_rx(struct octep_vf_oq *oq, int budget) +{ + u32 pkts_available, pkts_processed, total_pkts_processed; + struct octep_vf_device *oct = oq->octep_vf_dev; + + pkts_available = 0; + pkts_processed = 0; + total_pkts_processed = 0; + while (total_pkts_processed < budget) { + /* update pending count only when current one exhausted */ + if (oq->pkts_pending == 0) + octep_vf_oq_check_hw_for_pkts(oct, oq); + pkts_available = min(budget - total_pkts_processed, + oq->pkts_pending); + if (!pkts_available) + break; + + pkts_processed = __octep_vf_oq_process_rx(oct, oq, + pkts_available); + oq->pkts_pending -= pkts_processed; + total_pkts_processed += pkts_processed; + } + + if (oq->refill_count >= oq->refill_threshold) { + u32 desc_refilled = octep_vf_oq_refill(oct, oq); + + /* flush pending writes before updating credits */ + smp_wmb(); + writel(desc_refilled, oq->pkts_credit_reg); + } + + return total_pkts_processed; +} diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.h new file mode 100644 index 000000000000..fe46838b5200 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.h @@ -0,0 +1,224 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#ifndef _OCTEP_VF_RX_H_ +#define _OCTEP_VF_RX_H_ + +/* struct octep_vf_oq_desc_hw - Octeon Hardware OQ descriptor format. + * + * The descriptor ring is made of descriptors which have 2 64-bit values: + * + * @buffer_ptr: DMA address of the skb->data + * @info_ptr: DMA address of host memory, used to update pkt count by hw. + * This is currently unused to save pci writes. + */ +struct octep_vf_oq_desc_hw { + dma_addr_t buffer_ptr; + u64 info_ptr; +}; + +static_assert(sizeof(struct octep_vf_oq_desc_hw) == 16); + +#define OCTEP_VF_OQ_DESC_SIZE (sizeof(struct octep_vf_oq_desc_hw)) + +/* Rx offload flags */ +#define OCTEP_VF_RX_OFFLOAD_VLAN_STRIP BIT(0) +#define OCTEP_VF_RX_OFFLOAD_IPV4_CKSUM BIT(1) +#define OCTEP_VF_RX_OFFLOAD_UDP_CKSUM BIT(2) +#define OCTEP_VF_RX_OFFLOAD_TCP_CKSUM BIT(3) + +#define OCTEP_VF_RX_OFFLOAD_CKSUM (OCTEP_VF_RX_OFFLOAD_IPV4_CKSUM | \ + OCTEP_VF_RX_OFFLOAD_UDP_CKSUM | \ + OCTEP_VF_RX_OFFLOAD_TCP_CKSUM) + +#define OCTEP_VF_RX_IP_CSUM(flags) ((flags) & \ + (OCTEP_VF_RX_OFFLOAD_IPV4_CKSUM | \ + OCTEP_VF_RX_OFFLOAD_TCP_CKSUM | \ + OCTEP_VF_RX_OFFLOAD_UDP_CKSUM)) + +/* bit 0 is vlan strip */ +#define OCTEP_VF_RX_CSUM_IP_VERIFIED BIT(1) +#define OCTEP_VF_RX_CSUM_L4_VERIFIED BIT(2) + +#define OCTEP_VF_RX_CSUM_VERIFIED(flags) ((flags) & \ + (OCTEP_VF_RX_CSUM_L4_VERIFIED | \ + OCTEP_VF_RX_CSUM_IP_VERIFIED)) + +/* Extended Response Header in packet data received from Hardware. + * Includes metadata like checksum status. + * this is valid only if hardware/firmware published support for this. + * This is at offset 0 of packet data (skb->data). + */ +struct octep_vf_oq_resp_hw_ext { + /* Reserved. */ + u64 rsvd:48; + + /* rx offload flags */ + u16 rx_ol_flags; +}; + +static_assert(sizeof(struct octep_vf_oq_resp_hw_ext) == 8); + +#define OCTEP_VF_OQ_RESP_HW_EXT_SIZE (sizeof(struct octep_vf_oq_resp_hw_ext)) + +/* Length of Rx packet DMA'ed by Octeon to Host. + * this is in bigendian; so need to be converted to cpu endian. + * Octeon writes this at the beginning of Rx buffer (skb->data). + */ +struct octep_vf_oq_resp_hw { + /* The Length of the packet. */ + __be64 length; +}; + +static_assert(sizeof(struct octep_vf_oq_resp_hw) == 8); + +#define OCTEP_VF_OQ_RESP_HW_SIZE (sizeof(struct octep_vf_oq_resp_hw)) + +/* Pointer to data buffer. + * Driver keeps a pointer to the data buffer that it made available to + * the Octeon device. Since the descriptor ring keeps physical (bus) + * addresses, this field is required for the driver to keep track of + * the virtual address pointers. The fields are operated by + * OS-dependent routines. + */ +struct octep_vf_rx_buffer { + struct page *page; + + /* length from rx hardware descriptor after converting to cpu endian */ + u64 len; +}; + +#define OCTEP_VF_OQ_RECVBUF_SIZE (sizeof(struct octep_vf_rx_buffer)) + +/* Output Queue statistics. Each output queue has four stats fields. */ +struct octep_vf_oq_stats { + /* Number of packets received from the Device. */ + u64 packets; + + /* Number of bytes received from the Device. */ + u64 bytes; + + /* Number of times failed to allocate buffers. */ + u64 alloc_failures; +}; + +#define OCTEP_VF_OQ_STATS_SIZE (sizeof(struct octep_vf_oq_stats)) + +/* Hardware interface Rx statistics */ +struct octep_vf_iface_rx_stats { + /* Received packets */ + u64 pkts; + + /* Octets of received packets */ + u64 octets; + + /* Received PAUSE and Control packets */ + u64 pause_pkts; + + /* Received PAUSE and Control octets */ + u64 pause_octets; + + /* Filtered DMAC0 packets */ + u64 dmac0_pkts; + + /* Filtered DMAC0 octets */ + u64 dmac0_octets; + + /* Packets dropped due to RX FIFO full */ + u64 dropped_pkts_fifo_full; + + /* Octets dropped due to RX FIFO full */ + u64 dropped_octets_fifo_full; + + /* Error packets */ + u64 err_pkts; + + /* Filtered DMAC1 packets */ + u64 dmac1_pkts; + + /* Filtered DMAC1 octets */ + u64 dmac1_octets; + + /* NCSI-bound packets dropped */ + u64 ncsi_dropped_pkts; + + /* NCSI-bound octets dropped */ + u64 ncsi_dropped_octets; + + /* Multicast packets received. */ + u64 mcast_pkts; + + /* Broadcast packets received. */ + u64 bcast_pkts; + +}; + +/* The Descriptor Ring Output Queue structure. + * This structure has all the information required to implement a + * Octeon OQ. + */ +struct octep_vf_oq { + u32 q_no; + + struct octep_vf_device *octep_vf_dev; + struct net_device *netdev; + struct device *dev; + + struct napi_struct *napi; + + /* The receive buffer list. This list has the virtual addresses + * of the buffers. + */ + struct octep_vf_rx_buffer *buff_info; + + /* Pointer to the mapped packet credit register. + * Host writes number of info/buffer ptrs available to this register + */ + u8 __iomem *pkts_credit_reg; + + /* Pointer to the mapped packet sent register. + * Octeon writes the number of packets DMA'ed to host memory + * in this register. + */ + u8 __iomem *pkts_sent_reg; + + /* Statistics for this OQ. */ + struct octep_vf_oq_stats stats; + + /* Packets pending to be processed */ + u32 pkts_pending; + u32 last_pkt_count; + + /* Index in the ring where the driver should read the next packet */ + u32 host_read_idx; + + /* Number of descriptors in this ring. */ + u32 max_count; + u32 ring_size_mask; + + /* The number of descriptors pending refill. */ + u32 refill_count; + + /* Index in the ring where the driver will refill the + * descriptor's buffer + */ + u32 host_refill_idx; + u32 refill_threshold; + + /* The size of each buffer pointed by the buffer pointer. */ + u32 buffer_size; + u32 max_single_buffer_size; + + /* The 8B aligned descriptor ring starts at this address. */ + struct octep_vf_oq_desc_hw *desc_ring; + + /* DMA mapped address of the OQ descriptor ring. */ + dma_addr_t desc_ring_dma; +}; + +#define OCTEP_VF_OQ_SIZE (sizeof(struct octep_vf_oq)) +#endif /* _OCTEP_VF_RX_H_ */ diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_tx.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_tx.c new file mode 100644 index 000000000000..47a5c054fdb6 --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_tx.c @@ -0,0 +1,330 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#include <linux/pci.h> +#include <linux/etherdevice.h> +#include <linux/vmalloc.h> +#include <net/netdev_queues.h> + +#include "octep_vf_config.h" +#include "octep_vf_main.h" + +/* Reset various index of Tx queue data structure. */ +static void octep_vf_iq_reset_indices(struct octep_vf_iq *iq) +{ + iq->fill_cnt = 0; + iq->host_write_index = 0; + iq->octep_vf_read_index = 0; + iq->flush_index = 0; + iq->pkts_processed = 0; + iq->pkt_in_done = 0; +} + +/** + * octep_vf_iq_process_completions() - Process Tx queue completions. + * + * @iq: Octeon Tx queue data structure. + * @budget: max number of completions to be processed in one invocation. + */ +int octep_vf_iq_process_completions(struct octep_vf_iq *iq, u16 budget) +{ + u32 compl_pkts, compl_bytes, compl_sg; + struct octep_vf_device *oct = iq->octep_vf_dev; + struct octep_vf_tx_buffer *tx_buffer; + struct skb_shared_info *shinfo; + u32 fi = iq->flush_index; + struct sk_buff *skb; + u8 frags, i; + + compl_pkts = 0; + compl_sg = 0; + compl_bytes = 0; + iq->octep_vf_read_index = oct->hw_ops.update_iq_read_idx(iq); + + while (likely(budget && (fi != iq->octep_vf_read_index))) { + tx_buffer = iq->buff_info + fi; + skb = tx_buffer->skb; + + fi++; + if (unlikely(fi == iq->max_count)) + fi = 0; + compl_bytes += skb->len; + compl_pkts++; + budget--; + + if (!tx_buffer->gather) { + dma_unmap_single(iq->dev, tx_buffer->dma, + tx_buffer->skb->len, DMA_TO_DEVICE); + dev_kfree_skb_any(skb); + continue; + } + + /* Scatter/Gather */ + shinfo = skb_shinfo(skb); + frags = shinfo->nr_frags; + compl_sg++; + + dma_unmap_single(iq->dev, tx_buffer->sglist[0].dma_ptr[0], + tx_buffer->sglist[0].len[3], DMA_TO_DEVICE); + + i = 1; /* entry 0 is main skb, unmapped above */ + while (frags--) { + dma_unmap_page(iq->dev, tx_buffer->sglist[i >> 2].dma_ptr[i & 3], + tx_buffer->sglist[i >> 2].len[3 - (i & 3)], DMA_TO_DEVICE); + i++; + } + + dev_kfree_skb_any(skb); + } + + iq->pkts_processed += compl_pkts; + iq->stats.instr_completed += compl_pkts; + iq->stats.bytes_sent += compl_bytes; + iq->stats.sgentry_sent += compl_sg; + iq->flush_index = fi; + + netif_subqueue_completed_wake(iq->netdev, iq->q_no, compl_pkts, + compl_bytes, IQ_INSTR_SPACE(iq), + OCTEP_VF_WAKE_QUEUE_THRESHOLD); + + return !budget; +} + +/** + * octep_vf_iq_free_pending() - Free Tx buffers for pending completions. + * + * @iq: Octeon Tx queue data structure. + */ +static void octep_vf_iq_free_pending(struct octep_vf_iq *iq) +{ + struct octep_vf_tx_buffer *tx_buffer; + struct skb_shared_info *shinfo; + u32 fi = iq->flush_index; + struct sk_buff *skb; + u8 frags, i; + + while (fi != iq->host_write_index) { + tx_buffer = iq->buff_info + fi; + skb = tx_buffer->skb; + + fi++; + if (unlikely(fi == iq->max_count)) + fi = 0; + + if (!tx_buffer->gather) { + dma_unmap_single(iq->dev, tx_buffer->dma, + tx_buffer->skb->len, DMA_TO_DEVICE); + dev_kfree_skb_any(skb); + continue; + } + + /* Scatter/Gather */ + shinfo = skb_shinfo(skb); + frags = shinfo->nr_frags; + + dma_unmap_single(iq->dev, + tx_buffer->sglist[0].dma_ptr[0], + tx_buffer->sglist[0].len[0], + DMA_TO_DEVICE); + + i = 1; /* entry 0 is main skb, unmapped above */ + while (frags--) { + dma_unmap_page(iq->dev, tx_buffer->sglist[i >> 2].dma_ptr[i & 3], + tx_buffer->sglist[i >> 2].len[i & 3], DMA_TO_DEVICE); + i++; + } + + dev_kfree_skb_any(skb); + } + + iq->flush_index = fi; + netdev_tx_reset_queue(netdev_get_tx_queue(iq->netdev, iq->q_no)); +} + +/** + * octep_vf_clean_iqs() - Clean Tx queues to shutdown the device. + * + * @oct: Octeon device private data structure. + * + * Free the buffers in Tx queue descriptors pending completion and + * reset queue indices + */ +void octep_vf_clean_iqs(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < oct->num_iqs; i++) { + octep_vf_iq_free_pending(oct->iq[i]); + octep_vf_iq_reset_indices(oct->iq[i]); + } +} + +/** + * octep_vf_setup_iq() - Setup a Tx queue. + * + * @oct: Octeon device private data structure. + * @q_no: Tx queue number to be setup. + * + * Allocate resources for a Tx queue. + */ +static int octep_vf_setup_iq(struct octep_vf_device *oct, int q_no) +{ + u32 desc_ring_size, buff_info_size, sglist_size; + struct octep_vf_iq *iq; + int i; + + iq = vzalloc(sizeof(*iq)); + if (!iq) + goto iq_alloc_err; + oct->iq[q_no] = iq; + + iq->octep_vf_dev = oct; + iq->netdev = oct->netdev; + iq->dev = &oct->pdev->dev; + iq->q_no = q_no; + iq->max_count = CFG_GET_IQ_NUM_DESC(oct->conf); + iq->ring_size_mask = iq->max_count - 1; + iq->fill_threshold = CFG_GET_IQ_DB_MIN(oct->conf); + iq->netdev_q = netdev_get_tx_queue(iq->netdev, q_no); + + /* Allocate memory for hardware queue descriptors */ + desc_ring_size = OCTEP_VF_IQ_DESC_SIZE * CFG_GET_IQ_NUM_DESC(oct->conf); + iq->desc_ring = dma_alloc_coherent(iq->dev, desc_ring_size, + &iq->desc_ring_dma, GFP_KERNEL); + if (unlikely(!iq->desc_ring)) { + dev_err(iq->dev, + "Failed to allocate DMA memory for IQ-%d\n", q_no); + goto desc_dma_alloc_err; + } + + /* Allocate memory for hardware SGLIST descriptors */ + sglist_size = OCTEP_VF_SGLIST_SIZE_PER_PKT * + CFG_GET_IQ_NUM_DESC(oct->conf); + iq->sglist = dma_alloc_coherent(iq->dev, sglist_size, + &iq->sglist_dma, GFP_KERNEL); + if (unlikely(!iq->sglist)) { + dev_err(iq->dev, + "Failed to allocate DMA memory for IQ-%d SGLIST\n", + q_no); + goto sglist_alloc_err; + } + + /* allocate memory to manage Tx packets pending completion */ + buff_info_size = OCTEP_VF_IQ_TXBUFF_INFO_SIZE * iq->max_count; + iq->buff_info = vzalloc(buff_info_size); + if (!iq->buff_info) { + dev_err(iq->dev, + "Failed to allocate buff info for IQ-%d\n", q_no); + goto buff_info_err; + } + + /* Setup sglist addresses in tx_buffer entries */ + for (i = 0; i < CFG_GET_IQ_NUM_DESC(oct->conf); i++) { + struct octep_vf_tx_buffer *tx_buffer; + + tx_buffer = &iq->buff_info[i]; + tx_buffer->sglist = + &iq->sglist[i * OCTEP_VF_SGLIST_ENTRIES_PER_PKT]; + tx_buffer->sglist_dma = + iq->sglist_dma + (i * OCTEP_VF_SGLIST_SIZE_PER_PKT); + } + + octep_vf_iq_reset_indices(iq); + oct->hw_ops.setup_iq_regs(oct, q_no); + + oct->num_iqs++; + return 0; + +buff_info_err: + dma_free_coherent(iq->dev, sglist_size, iq->sglist, iq->sglist_dma); +sglist_alloc_err: + dma_free_coherent(iq->dev, desc_ring_size, + iq->desc_ring, iq->desc_ring_dma); +desc_dma_alloc_err: + vfree(iq); + oct->iq[q_no] = NULL; +iq_alloc_err: + return -1; +} + +/** + * octep_vf_free_iq() - Free Tx queue resources. + * + * @iq: Octeon Tx queue data structure. + * + * Free all the resources allocated for a Tx queue. + */ +static void octep_vf_free_iq(struct octep_vf_iq *iq) +{ + struct octep_vf_device *oct = iq->octep_vf_dev; + u64 desc_ring_size, sglist_size; + int q_no = iq->q_no; + + desc_ring_size = OCTEP_VF_IQ_DESC_SIZE * CFG_GET_IQ_NUM_DESC(oct->conf); + + vfree(iq->buff_info); + + if (iq->desc_ring) + dma_free_coherent(iq->dev, desc_ring_size, + iq->desc_ring, iq->desc_ring_dma); + + sglist_size = OCTEP_VF_SGLIST_SIZE_PER_PKT * + CFG_GET_IQ_NUM_DESC(oct->conf); + if (iq->sglist) + dma_free_coherent(iq->dev, sglist_size, + iq->sglist, iq->sglist_dma); + + vfree(iq); + oct->iq[q_no] = NULL; + oct->num_iqs--; +} + +/** + * octep_vf_setup_iqs() - setup resources for all Tx queues. + * + * @oct: Octeon device private data structure. + */ +int octep_vf_setup_iqs(struct octep_vf_device *oct) +{ + int i; + + oct->num_iqs = 0; + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) { + if (octep_vf_setup_iq(oct, i)) { + dev_err(&oct->pdev->dev, + "Failed to setup IQ(TxQ)-%d.\n", i); + goto iq_setup_err; + } + dev_dbg(&oct->pdev->dev, "Successfully setup IQ(TxQ)-%d.\n", i); + } + + return 0; + +iq_setup_err: + while (i) { + i--; + octep_vf_free_iq(oct->iq[i]); + } + return -1; +} + +/** + * octep_vf_free_iqs() - Free resources of all Tx queues. + * + * @oct: Octeon device private data structure. + */ +void octep_vf_free_iqs(struct octep_vf_device *oct) +{ + int i; + + for (i = 0; i < CFG_GET_PORTS_ACTIVE_IO_RINGS(oct->conf); i++) { + octep_vf_free_iq(oct->iq[i]); + dev_dbg(&oct->pdev->dev, + "Successfully destroyed IQ(TxQ)-%d.\n", i); + } + oct->num_iqs = 0; +} diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_tx.h b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_tx.h new file mode 100644 index 000000000000..f338b975103c --- /dev/null +++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_tx.h @@ -0,0 +1,276 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Marvell Octeon EP (EndPoint) VF Ethernet Driver + * + * Copyright (C) 2020 Marvell. + * + */ + +#ifndef _OCTEP_VF_TX_H_ +#define _OCTEP_VF_TX_H_ + +#define IQ_SEND_OK 0 +#define IQ_SEND_STOP 1 +#define IQ_SEND_FAILED -1 + +#define TX_BUFTYPE_NONE 0 +#define TX_BUFTYPE_NET 1 +#define TX_BUFTYPE_NET_SG 2 +#define NUM_TX_BUFTYPES 3 + +/* Hardware format for Scatter/Gather list + * + * 63 48|47 32|31 16|15 0 + * ----------------------------------------- + * | Len 0 | Len 1 | Len 2 | Len 3 | + * ----------------------------------------- + * | Ptr 0 | + * ----------------------------------------- + * | Ptr 1 | + * ----------------------------------------- + * | Ptr 2 | + * ----------------------------------------- + * | Ptr 3 | + * ----------------------------------------- + */ +struct octep_vf_tx_sglist_desc { + u16 len[4]; + dma_addr_t dma_ptr[4]; +}; + +static_assert(sizeof(struct octep_vf_tx_sglist_desc) == 40); + +/* Each Scatter/Gather entry sent to hardwar hold four pointers. + * So, number of entries required is (MAX_SKB_FRAGS + 1)/4, where '+1' + * is for main skb which also goes as a gather buffer to Octeon hardware. + * To allocate sufficient SGLIST entries for a packet with max fragments, + * align by adding 3 before calcuating max SGLIST entries per packet. + */ +#define OCTEP_VF_SGLIST_ENTRIES_PER_PKT ((MAX_SKB_FRAGS + 1 + 3) / 4) +#define OCTEP_VF_SGLIST_SIZE_PER_PKT \ + (OCTEP_VF_SGLIST_ENTRIES_PER_PKT * sizeof(struct octep_vf_tx_sglist_desc)) + +struct octep_vf_tx_buffer { + struct sk_buff *skb; + dma_addr_t dma; + struct octep_vf_tx_sglist_desc *sglist; + dma_addr_t sglist_dma; + u8 gather; +}; + +#define OCTEP_VF_IQ_TXBUFF_INFO_SIZE (sizeof(struct octep_vf_tx_buffer)) + +/* VF Hardware interface Tx statistics */ +struct octep_vf_iface_tx_stats { + /* Total frames sent on the interface */ + u64 pkts; + + /* Total octets sent on the interface */ + u64 octs; + + /* Packets sent to a broadcast DMAC */ + u64 bcst; + + /* Packets sent to the multicast DMAC */ + u64 mcst; + + /* Packets dropped */ + u64 dropped; + + /* Reserved */ + u64 reserved[13]; +}; + +/* VF Input Queue statistics */ +struct octep_vf_iq_stats { + /* Instructions posted to this queue. */ + u64 instr_posted; + + /* Instructions copied by hardware for processing. */ + u64 instr_completed; + + /* Instructions that could not be processed. */ + u64 instr_dropped; + + /* Bytes sent through this queue. */ + u64 bytes_sent; + + /* Gather entries sent through this queue. */ + u64 sgentry_sent; + + /* Number of transmit failures due to TX_BUSY */ + u64 tx_busy; + + /* Number of times the queue is restarted */ + u64 restart_cnt; +}; + +/* The instruction (input) queue. + * The input queue is used to post raw (instruction) mode data or packet + * data to Octeon device from the host. Each input queue (up to 4) for + * a Octeon device has one such structure to represent it. + */ +struct octep_vf_iq { + u32 q_no; + + struct octep_vf_device *octep_vf_dev; + struct net_device *netdev; + struct device *dev; + struct netdev_queue *netdev_q; + + /* Index in input ring where driver should write the next packet */ + u16 host_write_index; + + /* Index in input ring where Octeon is expected to read next packet */ + u16 octep_vf_read_index; + + /* This index aids in finding the window in the queue where Octeon + * has read the commands. + */ + u16 flush_index; + + /* Statistics for this input queue. */ + struct octep_vf_iq_stats stats; + + /* Pointer to the Virtual Base addr of the input ring. */ + struct octep_vf_tx_desc_hw *desc_ring; + + /* DMA mapped base address of the input descriptor ring. */ + dma_addr_t desc_ring_dma; + + /* Info of Tx buffers pending completion. */ + struct octep_vf_tx_buffer *buff_info; + + /* Base pointer to Scatter/Gather lists for all ring descriptors. */ + struct octep_vf_tx_sglist_desc *sglist; + + /* DMA mapped addr of Scatter Gather Lists */ + dma_addr_t sglist_dma; + + /* Octeon doorbell register for the ring. */ + u8 __iomem *doorbell_reg; + + /* Octeon instruction count register for this ring. */ + u8 __iomem *inst_cnt_reg; + + /* interrupt level register for this ring */ + u8 __iomem *intr_lvl_reg; + + /* Maximum no. of instructions in this queue. */ + u32 max_count; + u32 ring_size_mask; + + u32 pkt_in_done; + u32 pkts_processed; + + u32 status; + + /* Number of instructions pending to be posted to Octeon. */ + u32 fill_cnt; + + /* The max. number of instructions that can be held pending by the + * driver before ringing doorbell. + */ + u32 fill_threshold; +}; + +/* Hardware Tx Instruction Header */ +struct octep_vf_instr_hdr { + /* Data Len */ + u64 tlen:16; + + /* Reserved */ + u64 rsvd:20; + + /* PKIND for SDP */ + u64 pkind:6; + + /* Front Data size */ + u64 fsz:6; + + /* No. of entries in gather list */ + u64 gsz:14; + + /* Gather indicator 1=gather*/ + u64 gather:1; + + /* Reserved3 */ + u64 reserved3:1; +}; + +static_assert(sizeof(struct octep_vf_instr_hdr) == 8); + +/* Tx offload flags */ +#define OCTEP_VF_TX_OFFLOAD_VLAN_INSERT BIT(0) +#define OCTEP_VF_TX_OFFLOAD_IPV4_CKSUM BIT(1) +#define OCTEP_VF_TX_OFFLOAD_UDP_CKSUM BIT(2) +#define OCTEP_VF_TX_OFFLOAD_TCP_CKSUM BIT(3) +#define OCTEP_VF_TX_OFFLOAD_SCTP_CKSUM BIT(4) +#define OCTEP_VF_TX_OFFLOAD_TCP_TSO BIT(5) +#define OCTEP_VF_TX_OFFLOAD_UDP_TSO BIT(6) + +#define OCTEP_VF_TX_OFFLOAD_CKSUM (OCTEP_VF_TX_OFFLOAD_IPV4_CKSUM | \ + OCTEP_VF_TX_OFFLOAD_UDP_CKSUM | \ + OCTEP_VF_TX_OFFLOAD_TCP_CKSUM) + +#define OCTEP_VF_TX_OFFLOAD_TSO (OCTEP_VF_TX_OFFLOAD_TCP_TSO | \ + OCTEP_VF_TX_OFFLOAD_UDP_TSO) + +#define OCTEP_VF_TX_IP_CSUM(flags) ((flags) & \ + (OCTEP_VF_TX_OFFLOAD_IPV4_CKSUM | \ + OCTEP_VF_TX_OFFLOAD_TCP_CKSUM | \ + OCTEP_VF_TX_OFFLOAD_UDP_CKSUM)) + +#define OCTEP_VF_TX_TSO(flags) ((flags) & \ + (OCTEP_VF_TX_OFFLOAD_TCP_TSO | \ + OCTEP_VF_TX_OFFLOAD_UDP_TSO)) + +struct tx_mdata { + /* offload flags */ + u16 ol_flags; + + /* gso size */ + u16 gso_size; + + /* gso flags */ + u16 gso_segs; + + /* reserved */ + u16 rsvd1; + + /* reserved */ + u64 rsvd2; +}; + +static_assert(sizeof(struct tx_mdata) == 16); + +/* 64-byte Tx instruction format. + * Format of instruction for a 64-byte mode input queue. + * + * only first 16-bytes (dptr and ih) are mandatory; rest are optional + * and filled by the driver based on firmware/hardware capabilities. + * These optional headers together called Front Data and its size is + * described by ih->fsz. + */ +struct octep_vf_tx_desc_hw { + /* Pointer where the input data is available. */ + u64 dptr; + + /* Instruction Header. */ + union { + struct octep_vf_instr_hdr ih; + u64 ih64; + }; + + union { + u64 txm64[2]; + struct tx_mdata txm; + }; + + /* Additional headers available in a 64-byte instruction. */ + u64 exhdr[4]; +}; + +static_assert(sizeof(struct octep_vf_tx_desc_hw) == 64); + +#define OCTEP_VF_IQ_DESC_SIZE (sizeof(struct octep_vf_tx_desc_hw)) +#endif /* _OCTEP_VF_TX_H_ */ diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h index edeb0f737312..61ab7f66f053 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h @@ -837,6 +837,8 @@ enum nix_af_status { NIX_AF_ERR_CQ_CTX_WRITE_ERR = -429, NIX_AF_ERR_AQ_CTX_RETRY_WRITE = -430, NIX_AF_ERR_LINK_CREDITS = -431, + NIX_AF_ERR_INVALID_BPID = -434, + NIX_AF_ERR_INVALID_BPID_REQ = -435, NIX_AF_ERR_INVALID_MCAST_GRP = -436, NIX_AF_ERR_INVALID_MCAST_DEL_REQ = -437, NIX_AF_ERR_NON_CONTIG_MCE_LIST = -438, @@ -1114,6 +1116,7 @@ struct nix_rss_flowkey_cfg { #define NIX_FLOW_KEY_TYPE_INNR_UDP BIT(15) #define NIX_FLOW_KEY_TYPE_INNR_SCTP BIT(16) #define NIX_FLOW_KEY_TYPE_INNR_ETH_DMAC BIT(17) +#define NIX_FLOW_KEY_TYPE_CUSTOM0 BIT(19) #define NIX_FLOW_KEY_TYPE_VLAN BIT(20) #define NIX_FLOW_KEY_TYPE_IPV4_PROTO BIT(21) #define NIX_FLOW_KEY_TYPE_AH BIT(22) @@ -1553,6 +1556,7 @@ struct flow_msg { u32 mpls_lse[4]; u8 icmp_type; u8 icmp_code; + __be16 tcp_flags; }; struct npc_install_flow_req { diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc.h b/drivers/net/ethernet/marvell/octeontx2/af/npc.h index b0b4dea548e1..d883157393ea 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/npc.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/npc.h @@ -85,8 +85,7 @@ enum npc_kpu_lc_ltype { enum npc_kpu_ld_ltype { NPC_LT_LD_TCP = 1, NPC_LT_LD_UDP, - NPC_LT_LD_ICMP, - NPC_LT_LD_SCTP, + NPC_LT_LD_SCTP = 4, NPC_LT_LD_ICMP6, NPC_LT_LD_CUSTOM0, NPC_LT_LD_CUSTOM1, @@ -97,6 +96,7 @@ enum npc_kpu_ld_ltype { NPC_LT_LD_NSH, NPC_LT_LD_TU_MPLS_IN_NSH, NPC_LT_LD_TU_MPLS_IN_IP, + NPC_LT_LD_ICMP, }; enum npc_kpu_le_ltype { @@ -140,14 +140,14 @@ enum npc_kpu_lg_ltype { enum npc_kpu_lh_ltype { NPC_LT_LH_TU_TCP = 1, NPC_LT_LH_TU_UDP, - NPC_LT_LH_TU_ICMP, - NPC_LT_LH_TU_SCTP, + NPC_LT_LH_TU_SCTP = 4, NPC_LT_LH_TU_ICMP6, + NPC_LT_LH_CUSTOM0, + NPC_LT_LH_CUSTOM1, NPC_LT_LH_TU_IGMP = 8, NPC_LT_LH_TU_ESP, NPC_LT_LH_TU_AH, - NPC_LT_LH_CUSTOM0 = 0xE, - NPC_LT_LH_CUSTOM1 = 0xF, + NPC_LT_LH_TU_ICMP = 0xF, }; /* NPC port kind defines how the incoming or outgoing packets @@ -155,10 +155,11 @@ enum npc_kpu_lh_ltype { * Software assigns pkind for each incoming port such as CGX * Ethernet interfaces, LBK interfaces, etc. */ -#define NPC_UNRESERVED_PKIND_COUNT NPC_RX_CUSTOM_PRE_L2_PKIND +#define NPC_UNRESERVED_PKIND_COUNT NPC_RX_CPT_HDR_PTP_PKIND enum npc_pkind_type { NPC_RX_LBK_PKIND = 0ULL, + NPC_RX_CPT_HDR_PTP_PKIND = 54ULL, NPC_RX_CUSTOM_PRE_L2_PKIND = 55ULL, NPC_RX_VLAN_EXDSA_PKIND = 56ULL, NPC_RX_CHLEN24B_PKIND = 57ULL, @@ -216,6 +217,7 @@ enum key_fields { NPC_MPLS4_TTL, NPC_TYPE_ICMP, NPC_CODE_ICMP, + NPC_TCP_FLAGS, NPC_HEADER_FIELDS_MAX, NPC_CHAN = NPC_HEADER_FIELDS_MAX, /* Valid when Rx */ NPC_PF_FUNC, /* Valid when Tx */ diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h b/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h index a820bad3abb2..41de72c8607f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h @@ -35,6 +35,7 @@ #define NPC_ETYPE_NSH 0x894f #define NPC_ETYPE_DSA 0xdada #define NPC_ETYPE_PPPOE 0x8864 +#define NPC_ETYPE_ERSPA 0x88be #define NPC_PPP_IP 0x0021 #define NPC_PPP_IP6 0x0057 @@ -59,6 +60,9 @@ #define NPC_IPNH_MPLS 137 #define NPC_IPNH_HOSTID 139 #define NPC_IPNH_SHIM6 140 +#define NPC_IPNH_CUSTOM 253 + +#define NPC_IP6_ROUTE_TYPE 4 #define NPC_UDP_PORT_PTP_E 319 #define NPC_UDP_PORT_PTP_G 320 @@ -187,6 +191,7 @@ enum npc_kpu_parser_state { NPC_S_KPU2_EXDSA, NPC_S_KPU2_CPT_CTAG, NPC_S_KPU2_CPT_QINQ, + NPC_S_KPU2_MT, NPC_S_KPU3_CTAG, NPC_S_KPU3_STAG, NPC_S_KPU3_QINQ, @@ -231,6 +236,7 @@ enum npc_kpu_parser_state { NPC_S_KPU8_ICMP6, NPC_S_KPU8_GRE, NPC_S_KPU8_AH, + NPC_S_KPU8_CUSTOM, NPC_S_KPU9_TU_MPLS_IN_GRE, NPC_S_KPU9_TU_MPLS_IN_NSH, NPC_S_KPU9_TU_MPLS_IN_IP, @@ -242,6 +248,7 @@ enum npc_kpu_parser_state { NPC_S_KPU9_GTPC, NPC_S_KPU9_GTPU, NPC_S_KPU9_ESP, + NPC_S_KPU9_CUSTOM, NPC_S_KPU10_TU_MPLS_IN_VXLANGPE, NPC_S_KPU10_TU_MPLS_PL, NPC_S_KPU10_TU_MPLS, @@ -318,10 +325,10 @@ enum npc_kpu_lc_uflag { NPC_F_LC_U_UNK_PROTO = 0x10, NPC_F_LC_U_IP_FRAG = 0x20, NPC_F_LC_U_IP6_FRAG = 0x40, + NPC_F_LC_L_6TO4 = 0x80, }; enum npc_kpu_lc_lflag { NPC_F_LC_L_IP_IN_IP = 1, - NPC_F_LC_L_6TO4, NPC_F_LC_L_MPLS_IN_IP, NPC_F_LC_L_IP6_TUN_IP6, NPC_F_LC_L_IP6_MPLS_IN_IP, @@ -334,6 +341,8 @@ enum npc_kpu_lc_lflag { NPC_F_LC_L_EXT_MOBILITY, NPC_F_LC_L_EXT_HOSTID, NPC_F_LC_L_EXT_SHIM6, + NPC_F_LC_L_IP6_SRH_SEG_1, + NPC_F_LC_L_IP6_SRH_SEG_2, }; enum npc_kpu_ld_lflag { @@ -970,10 +979,10 @@ static struct npc_kpu_profile_action ikpu_action_entries[] = { { NPC_ERRLEV_RE, NPC_EC_NOERR, 12, 16, 20, 0, 0, - NPC_S_KPU1_ETHER, 0, 0, + NPC_S_KPU1_CPT_HDR, 48, 0, NPC_LID_LA, NPC_LT_NA, 0, - 0, 0, 0, 0, + 0, 7, 0, 0, }, { @@ -2786,6 +2795,24 @@ static struct npc_kpu_profile_cam kpu2_cam_entries[] = { 0x0000, }, { + NPC_S_KPU2_MT, 0xff, + NPC_ETYPE_CTAG, + 0xffff, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU2_MT, 0xff, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { NPC_S_NA, 0X00, 0x0000, 0x0000, @@ -4501,6 +4528,24 @@ static struct npc_kpu_profile_cam kpu5_cam_entries[] = { 0xff00, NPC_IP_VER_6, NPC_IP_VER_MASK, + (NPC_IP6_ROUTE_TYPE << 8) | 1, + 0xffff, + }, + { + NPC_S_KPU5_IP6, 0xff, + NPC_IPNH_ROUT << 8, + 0xff00, + NPC_IP_VER_6, + NPC_IP_VER_MASK, + (NPC_IP6_ROUTE_TYPE << 8) | 2, + 0xffff, + }, + { + NPC_S_KPU5_IP6, 0xff, + NPC_IPNH_ROUT << 8, + 0xff00, + NPC_IP_VER_6, + NPC_IP_VER_MASK, 0x0000, 0x0000, }, @@ -4776,6 +4821,15 @@ static struct npc_kpu_profile_cam kpu5_cam_entries[] = { }, { NPC_S_KPU5_CPT_IP, 0xff, + NPC_IPNH_CUSTOM, + 0x00ff, + NPC_IP_VER_4 | NPC_IP_HDR_LEN_5, + NPC_IP_VER_MASK | NPC_IP_HDR_LEN_MASK, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU5_CPT_IP, 0xff, 0x0000, 0x0000, NPC_IP_VER_4 | NPC_IP_HDR_LEN_5, @@ -4884,6 +4938,15 @@ static struct npc_kpu_profile_cam kpu5_cam_entries[] = { }, { NPC_S_KPU5_CPT_IP, 0xff, + NPC_IPNH_CUSTOM, + 0x00ff, + NPC_IP_VER_4, + NPC_IP_VER_MASK, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU5_CPT_IP, 0xff, 0x0000, 0x0000, NPC_IP_VER_4, @@ -5064,6 +5127,15 @@ static struct npc_kpu_profile_cam kpu5_cam_entries[] = { }, { NPC_S_KPU5_CPT_IP6, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + NPC_IP_VER_6, + NPC_IP_VER_MASK, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU5_CPT_IP6, 0xff, 0x0000, 0x0000, NPC_IP_VER_6, @@ -5208,6 +5280,15 @@ static struct npc_kpu_profile_cam kpu6_cam_entries[] = { }, { NPC_S_KPU6_IP6_FRAG, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + NPC_IP6_FRAG_FRAGOFF, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU6_IP6_FRAG, 0xff, 0x0000, 0x0000, 0x0000, @@ -5325,6 +5406,15 @@ static struct npc_kpu_profile_cam kpu6_cam_entries[] = { }, { NPC_S_KPU6_IP6_HOP_DEST, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU6_IP6_HOP_DEST, 0xff, 0x0000, 0x0000, 0x0000, @@ -5433,6 +5523,15 @@ static struct npc_kpu_profile_cam kpu6_cam_entries[] = { }, { NPC_S_KPU6_IP6_ROUT, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU6_IP6_ROUT, 0xff, 0x0000, 0x0000, 0x0000, @@ -5532,6 +5631,15 @@ static struct npc_kpu_profile_cam kpu6_cam_entries[] = { }, { NPC_S_KPU6_IP6_CPT_FRAG, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU6_IP6_CPT_FRAG, 0xff, 0x0000, 0x0000, 0x0000, @@ -5649,6 +5757,15 @@ static struct npc_kpu_profile_cam kpu6_cam_entries[] = { }, { NPC_S_KPU6_IP6_CPT_HOP_DEST, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU6_IP6_CPT_HOP_DEST, 0xff, 0x0000, 0x0000, 0x0000, @@ -5757,6 +5874,15 @@ static struct npc_kpu_profile_cam kpu6_cam_entries[] = { }, { NPC_S_KPU6_IP6_CPT_ROUT, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU6_IP6_CPT_ROUT, 0xff, 0x0000, 0x0000, 0x0000, @@ -5883,6 +6009,15 @@ static struct npc_kpu_profile_cam kpu7_cam_entries[] = { }, { NPC_S_KPU7_IP6_ROUT, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU7_IP6_ROUT, 0xff, 0x0000, 0x0000, 0x0000, @@ -5982,6 +6117,15 @@ static struct npc_kpu_profile_cam kpu7_cam_entries[] = { }, { NPC_S_KPU7_IP6_FRAG, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + NPC_IP6_FRAG_FRAGOFF, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU7_IP6_FRAG, 0xff, 0x0000, 0x0000, 0x0000, @@ -6081,6 +6225,15 @@ static struct npc_kpu_profile_cam kpu7_cam_entries[] = { }, { NPC_S_KPU7_CPT_IP6_FRAG, 0xff, + NPC_IPNH_CUSTOM << 8, + 0xff00, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU7_CPT_IP6_FRAG, 0xff, 0x0000, 0x0000, 0x0000, @@ -6310,6 +6463,15 @@ static struct npc_kpu_profile_cam kpu8_cam_entries[] = { 0xffff, 0x0000, 0x0000, + 0x0009, + 0xffff, + }, + { + NPC_S_KPU8_UDP, 0xff, + NPC_UDP_PORT_ESP, + 0xffff, + 0x0000, + 0x0000, 0x0000, 0x0000, }, @@ -6756,6 +6918,78 @@ static struct npc_kpu_profile_cam kpu8_cam_entries[] = { }, { NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + 0x0000, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_CSUM, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_KEY, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_SEQ, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_CSUM | NPC_GRE_F_KEY, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_CSUM | NPC_GRE_F_SEQ, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_KEY | NPC_GRE_F_SEQ, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, + NPC_ETYPE_ERSPA, + 0xffff, + NPC_GRE_F_CSUM | NPC_GRE_F_KEY | NPC_GRE_F_SEQ, + 0xffff, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU8_GRE, 0xff, 0x0000, 0xffff, NPC_GRE_F_ROUTE, @@ -6836,6 +7070,15 @@ static struct npc_kpu_profile_cam kpu8_cam_entries[] = { 0x0000, }, { + NPC_S_KPU8_CUSTOM, 0xff, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { NPC_S_NA, 0X00, 0x0000, 0x0000, @@ -7304,6 +7547,24 @@ static struct npc_kpu_profile_cam kpu9_cam_entries[] = { 0x0000, }, { + NPC_S_KPU9_CUSTOM, 0xff, + 0x4000, + 0xf000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU9_CUSTOM, 0xff, + 0x6000, + 0xf000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { NPC_S_NA, 0X00, 0x0000, 0x0000, @@ -8384,7 +8645,7 @@ static struct npc_kpu_profile_action kpu1_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 3, 0, + 6, 0, 42, 3, 0, NPC_S_KPU5_IP6, 14, 1, NPC_LID_LA, NPC_LT_LA_ETHER, 0, @@ -8536,7 +8797,7 @@ static struct npc_kpu_profile_action kpu1_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 3, 0, + 6, 0, 42, 3, 0, NPC_S_KPU5_IP6, 22, 1, NPC_LID_LA, NPC_LT_LA_IH_NIX_ETHER, NPC_F_LA_U_HAS_IH_NIX, @@ -8693,7 +8954,7 @@ static struct npc_kpu_profile_action kpu1_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 3, 0, + 6, 0, 42, 3, 0, NPC_S_KPU5_IP6, 30, 1, NPC_LID_LA, NPC_LT_LA_HIGIG2_ETHER, NPC_F_LA_U_HAS_HIGIG2, @@ -8818,7 +9079,7 @@ static struct npc_kpu_profile_action kpu1_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 3, 0, + 6, 0, 42, 3, 0, NPC_S_KPU5_IP6, 38, 1, NPC_LID_LA, NPC_LT_LA_IH_NIX_HIGIG2_ETHER, NPC_F_LA_U_HAS_IH_NIX | NPC_F_LA_U_HAS_HIGIG2, @@ -8947,7 +9208,7 @@ static struct npc_kpu_profile_action kpu1_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 3, 0, + 6, 0, 42, 3, 0, NPC_S_KPU5_IP6, 14, 0, NPC_LID_LA, NPC_LT_NA, 0, @@ -9124,7 +9385,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 6, 1, NPC_LID_LB, NPC_LT_LB_CTAG, 0, @@ -9204,7 +9465,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 14, 1, NPC_LID_LB, NPC_LT_LB_PPPOE, 0, @@ -9213,7 +9474,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { { NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, - NPC_S_NA, 0, 1, + NPC_S_NA, 6, 1, NPC_LID_LB, NPC_LT_LB_CTAG, NPC_F_LB_U_UNK_ETYPE, 0, 0, 0, 0, @@ -9228,7 +9489,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, NPC_F_LB_U_MORE_TAG | NPC_F_LB_L_WITH_CTAG, @@ -9324,7 +9585,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 24, 1, NPC_LID_LB, NPC_LT_LB_BTAG, NPC_F_LB_U_MORE_TAG | NPC_F_LB_L_WITH_ITAG, @@ -9428,7 +9689,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, NPC_F_LB_U_MORE_TAG | NPC_F_LB_L_WITH_CTAG, @@ -9532,7 +9793,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_ETAG, 0, @@ -9628,7 +9889,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 28, 1, NPC_LID_LB, NPC_LT_LB_ETAG, NPC_F_LB_U_MORE_TAG | NPC_F_LB_L_WITH_ITAG, @@ -9684,7 +9945,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, 0, @@ -9757,7 +10018,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { { NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, - NPC_S_NA, 0, 1, + NPC_S_NA, 8, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, NPC_F_LB_U_UNK_ETYPE, 0, 0, 0, 0, @@ -9772,7 +10033,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 18, 1, NPC_LID_LB, NPC_LT_LB_EDSA, NPC_F_LB_L_EDSA, @@ -9836,7 +10097,7 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 2, 0, + 6, 0, 42, 2, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_EXDSA, NPC_F_LB_L_EXDSA, @@ -9923,6 +10184,22 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { 0, 0, 0, 0, }, { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 4, 0, 0, 0, 0, + NPC_S_KPU3_CTAG, 0, 1, + NPC_LID_LB, NPC_LT_LB_CTAG, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU3_CTAG_C, 0, 0, + NPC_LID_LB, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { NPC_ERRLEV_LB, NPC_EC_L2_K3, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, @@ -9949,7 +10226,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 6, 0, NPC_LID_LB, NPC_LT_NA, 0, @@ -10029,7 +10306,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 8, 0, NPC_LID_LB, NPC_LT_NA, 0, @@ -10101,7 +10378,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 4, 0, NPC_LID_LB, NPC_LT_NA, 0, @@ -10165,7 +10442,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 8, 0, NPC_LID_LB, NPC_LT_NA, 0, @@ -10237,7 +10514,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 4, 0, NPC_LID_LB, NPC_LT_NA, 0, @@ -10310,80 +10587,80 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { { NPC_ERRLEV_RE, NPC_EC_NOERR, 8, 0, 6, 1, 0, - NPC_S_KPU5_IP, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU5_IP, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, - NPC_S_KPU5_IP6, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + 6, 0, 42, 1, 0, + NPC_S_KPU5_IP6, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 1, 0, - NPC_S_KPU5_ARP, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU5_ARP, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 1, 0, - NPC_S_KPU5_RARP, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU5_RARP, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 1, 0, - NPC_S_KPU5_PTP, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU5_PTP, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 1, 0, - NPC_S_KPU5_FCOE, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU5_FCOE, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 2, 6, 10, 0, 0, - NPC_S_KPU4_MPLS, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU4_MPLS, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 2, 6, 10, 0, 0, - NPC_S_KPU4_MPLS, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU4_MPLS, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, 2, 0, 0, 0, 0, - NPC_S_KPU4_NSH, 4, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_KPU4_NSH, 2, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_LB, NPC_EC_L2_K3_ETYPE_UNK, 0, 0, 0, 0, 1, - NPC_S_NA, 0, 1, - NPC_LID_LB, NPC_LT_LB_CTAG, + NPC_S_NA, 0, 0, + NPC_LID_LB, NPC_LT_NA, 0, 0, 0, 0, 0, }, @@ -10397,7 +10674,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 8, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, 0, @@ -10469,7 +10746,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 4, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, 0, @@ -10533,7 +10810,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 8, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, 0, @@ -10605,7 +10882,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 4, 1, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, 0, @@ -10685,7 +10962,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_DSA, NPC_F_LB_L_DSA, @@ -10733,7 +11010,7 @@ static struct npc_kpu_profile_action kpu3_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 1, 0, + 6, 0, 42, 1, 0, NPC_S_KPU5_IP6, 14, 1, NPC_LID_LB, NPC_LT_LB_DSA_VLAN, NPC_F_LB_L_DSA_VLAN, @@ -10894,7 +11171,7 @@ static struct npc_kpu_profile_action kpu4_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 0, 0, + 6, 0, 42, 0, 0, NPC_S_KPU5_IP6, 6, 1, NPC_LID_LB, NPC_LT_LB_FDSA, NPC_F_LB_L_FDSA, @@ -10942,7 +11219,7 @@ static struct npc_kpu_profile_action kpu4_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 0, 0, + 6, 0, 42, 0, 0, NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_FDSA, NPC_F_LB_L_FDSA, @@ -10990,7 +11267,7 @@ static struct npc_kpu_profile_action kpu4_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 0, 0, + 6, 0, 42, 0, 0, NPC_S_KPU5_IP6, 14, 1, NPC_LID_LB, NPC_LT_LB_PPPOE, 0, @@ -11014,7 +11291,7 @@ static struct npc_kpu_profile_action kpu4_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 0, 0, + 6, 0, 42, 0, 0, NPC_S_KPU5_IP6, 2, 0, NPC_LID_LC, NPC_LT_NA, 0, @@ -11063,15 +11340,15 @@ static struct npc_kpu_profile_action kpu4_action_entries[] = { { NPC_ERRLEV_RE, NPC_EC_NOERR, 8, 0, 6, 0, 0, - NPC_S_KPU5_IP, 10, 0, + NPC_S_KPU5_IP, 10, 1, NPC_LID_LB, NPC_LT_LB_PPPOE, 0, 0, 0, 0, 0, }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 6, 0, 0, 0, 0, - NPC_S_KPU5_IP6, 10, 0, + 6, 0, 42, 0, 0, + NPC_S_KPU5_IP6, 10, 1, NPC_LID_LB, NPC_LT_LB_PPPOE, 0, 0, 0, 0, 0, @@ -11119,7 +11396,7 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 2, 0, 0, 2, 0, + 2, 0, 4, 2, 0, NPC_S_KPU8_UDP, 20, 1, NPC_LID_LC, NPC_LT_LC_IP, 0, @@ -11223,7 +11500,7 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 2, 8, 10, 2, 0, + 2, 8, 4, 2, 0, NPC_S_KPU8_UDP, 0, 1, NPC_LID_LC, NPC_LT_LC_IP_OPT, 0, @@ -11450,6 +11727,22 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { 0, 0, 0, 0, 0, NPC_S_KPU6_IP6_ROUT, 40, 1, NPC_LID_LC, NPC_LT_LC_IP6_EXT, + NPC_F_LC_L_IP6_SRH_SEG_1, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU6_IP6_ROUT, 40, 1, + NPC_LID_LC, NPC_LT_LC_IP6_EXT, + NPC_F_LC_L_IP6_SRH_SEG_2, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU6_IP6_ROUT, 40, 1, + NPC_LID_LC, NPC_LT_LC_IP6_EXT, NPC_F_LC_L_EXT_ROUT, 0, 0, 0, 0, }, @@ -11695,6 +11988,14 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 2, 0, + NPC_S_KPU8_CUSTOM, 20, 1, + NPC_LID_LC, NPC_LT_LC_IP, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 1, NPC_LID_LC, NPC_LT_LC_IP, @@ -11791,6 +12092,14 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 2, 0, + NPC_S_KPU8_CUSTOM, 0, 1, + NPC_LID_LC, NPC_LT_LC_IP_OPT, + 0, + 0, 0xf, 0, 2, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 1, NPC_LID_LC, NPC_LT_LC_IP_OPT, @@ -11951,6 +12260,14 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 2, 0, + NPC_S_KPU8_CUSTOM, 40, 1, + NPC_LID_LC, NPC_LT_LC_IP6, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 1, NPC_LID_LC, NPC_LT_LC_IP6, @@ -12080,6 +12397,14 @@ static struct npc_kpu_profile_action kpu6_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 1, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12184,6 +12509,14 @@ static struct npc_kpu_profile_action kpu6_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 1, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 1, 0xff, 0, 3, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12280,6 +12613,14 @@ static struct npc_kpu_profile_action kpu6_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 1, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 1, 0xff, 0, 3, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12368,6 +12709,14 @@ static struct npc_kpu_profile_action kpu6_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 1, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12472,6 +12821,14 @@ static struct npc_kpu_profile_action kpu6_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 1, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 1, 0xff, 0, 3, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12568,6 +12925,14 @@ static struct npc_kpu_profile_action kpu6_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 1, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 1, 0xff, 0, 3, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12681,6 +13046,14 @@ static struct npc_kpu_profile_action kpu7_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 1, 0xff, 0, 3, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12769,6 +13142,14 @@ static struct npc_kpu_profile_action kpu7_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -12857,6 +13238,14 @@ static struct npc_kpu_profile_action kpu7_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU8_CUSTOM, 8, 0, + NPC_LID_LC, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, NPC_LID_LC, NPC_LT_NA, @@ -13058,6 +13447,14 @@ static struct npc_kpu_profile_action kpu8_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 1, + NPC_S_NA, 8, 1, + NPC_LID_LD, NPC_LT_LD_UDP, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 0, NPC_S_KPU9_ESP, 8, 1, NPC_LID_LD, NPC_LT_LD_UDP, @@ -13458,6 +13855,70 @@ static struct npc_kpu_profile_action kpu8_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 12, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 16, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_CSUM, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 16, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_KEY, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 16, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_SEQ, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 20, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_CSUM_KEY, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 20, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_CSUM_SEQ, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 20, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_KEY_SEQ, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 12, 16, 20, 2, 0, + NPC_S_KPU11_TU_ETHER, 24, 1, + NPC_LID_LD, NPC_LT_LD_GRE, + NPC_F_LD_L_GRE_HAS_CSUM_KEY_SEQ, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 0, 0, 0, 0, 1, NPC_S_NA, 0, 1, NPC_LID_LD, NPC_LT_LD_GRE, @@ -13529,6 +13990,14 @@ static struct npc_kpu_profile_action kpu8_action_entries[] = { 0, 0, 0, 0, }, { + NPC_ERRLEV_LD, NPC_EC_NOERR, + 0, 0, 0, 0, 0, + NPC_S_KPU9_CUSTOM, 0, 1, + NPC_LID_LF, NPC_LT_LF_CUSTOM0, + 0, + 0, 0xff, 0, 0, + }, + { NPC_ERRLEV_LD, NPC_EC_UNK, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, @@ -13946,6 +14415,22 @@ static struct npc_kpu_profile_action kpu9_action_entries[] = { 0, 0, 0, 0, }, { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 8, 0, 6, 2, 0, + NPC_S_KPU12_TU_IP, 0, 0, + NPC_LID_LE, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 6, 0, 0, 2, 0, + NPC_S_KPU12_TU_IP6, 0, 0, + NPC_LID_LE, NPC_LT_NA, + 0, + 0, 0, 0, 0, + }, + { NPC_ERRLEV_LE, NPC_EC_UNK, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, @@ -15105,7 +15590,9 @@ static struct npc_lt_def_cfg npc_lt_defaults = { }, .rx_et = { { - .lid = NPC_LID_LB, + .offset = -2, + .valid = 1, + .lid = NPC_LID_LC, .ltype_match = NPC_LT_NA, .ltype_mask = 0x0, }, @@ -15139,6 +15626,12 @@ static struct npc_mcam_kex npc_mkex_default = { /* Ethertype: 2 bytes, KW0[55:40] */ KEX_LD_CFG(0x01, 0xc, 0x1, 0x0, 0x5), }, + [NPC_LT_LA_CPT_HDR] = { + /* DMAC: 6 bytes, KW1[55:8] */ + KEX_LD_CFG(0x05, 0x0, 0x1, 0x0, NPC_KEXOF_DMAC), + /* Ethertype: 2 bytes, KW0[55:40] */ + KEX_LD_CFG(0x01, 0xc, 0x1, 0x0, 0x5), + }, /* Layer A: HiGig2: */ [NPC_LT_LA_HIGIG2_ETHER] = { /* Classification: 2 bytes, KW1[23:8] */ diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c index 5c1d04a3c559..07d4859de53a 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c @@ -817,6 +817,8 @@ static int rvu_fwdata_init(struct rvu *rvu) err = cgx_get_fwdata_base(&fwdbase); if (err) goto fail; + + BUILD_BUG_ON(offsetof(struct rvu_fwdata, cgx_fw_data) > FWDATA_CGX_LMAC_OFFSET); rvu->fwdata = ioremap_wc(fwdbase, sizeof(struct rvu_fwdata)); if (!rvu->fwdata) goto fail; @@ -1484,7 +1486,7 @@ int rvu_get_nix_blkaddr(struct rvu *rvu, u16 pcifunc) /* All CGX mapped PFs are set with assigned NIX block during init */ if (is_pf_cgxmapped(rvu, rvu_get_pf(pcifunc))) { blkaddr = pf->nix_blkaddr; - } else if (is_afvf(pcifunc)) { + } else if (is_lbk_vf(rvu, pcifunc)) { vf = pcifunc - 1; /* Assign NIX based on VF number. All even numbered VFs get * NIX0 and odd numbered gets NIX1 @@ -2034,7 +2036,7 @@ int rvu_mbox_handler_set_vf_perm(struct rvu *rvu, struct set_vf_perm *req, u16 target; /* Only PF can add VF permissions */ - if ((pcifunc & RVU_PFVF_FUNC_MASK) || is_afvf(pcifunc)) + if ((pcifunc & RVU_PFVF_FUNC_MASK) || is_lbk_vf(rvu, pcifunc)) return -EOPNOTSUPP; target = (pcifunc & ~RVU_PFVF_FUNC_MASK) | (req->vf + 1); @@ -2618,6 +2620,9 @@ static void __rvu_flr_handler(struct rvu *rvu, u16 pcifunc) * 3. Cleanup pools (NPA) */ + /* Free allocated BPIDs */ + rvu_nix_flr_free_bpids(rvu, pcifunc); + /* Free multicast/mirror node associated with the 'pcifunc' */ rvu_nix_mcast_flr_free_entries(rvu, pcifunc); @@ -3151,6 +3156,7 @@ static int rvu_enable_sriov(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; int err, chans, vfs; + int pos = 0; if (!rvu_afvf_msix_vectors_num_ok(rvu)) { dev_warn(&pdev->dev, @@ -3158,6 +3164,12 @@ static int rvu_enable_sriov(struct rvu *rvu) return 0; } + /* Get RVU VFs device id */ + pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV); + if (!pos) + return 0; + pci_read_config_word(pdev, pos + PCI_SRIOV_VF_DID, &rvu->vf_devid); + chans = rvu_get_num_lbk_chans(); if (chans < 0) return chans; diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h index 43be37dd1f32..f390525a6217 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h @@ -288,6 +288,16 @@ enum rvu_pfvf_flags { #define RVU_CLEAR_VF_PERM ~GENMASK(PF_SET_VF_TRUSTED, PF_SET_VF_MAC) +struct nix_bp { + struct rsrc_bmap bpids; /* free bpids bitmap */ + u16 cgx_bpid_cnt; + u16 sdp_bpid_cnt; + u16 free_pool_base; + u16 *fn_map; /* pcifunc mapping */ + u8 *intf_map; /* interface type map */ + u8 *ref_cnt; +}; + struct nix_txsch { struct rsrc_bmap schq; u8 lvl; @@ -363,6 +373,7 @@ struct nix_hw { struct nix_lso lso; struct nix_txvlan txvlan; struct nix_ipolicer *ipolicer; + struct nix_bp bp; u64 *tx_credits; u8 cc_mcs_cnt; }; @@ -432,6 +443,13 @@ struct mbox_wq_info { struct workqueue_struct *mbox_wq; }; +struct channel_fwdata { + struct sdp_node_info info; + u8 valid; +#define RVU_CHANL_INFO_RESERVED 379 + u8 reserved[RVU_CHANL_INFO_RESERVED]; +}; + struct rvu_fwdata { #define RVU_FWDATA_HEADER_MAGIC 0xCFDA /* Custom Firmware Data*/ #define RVU_FWDATA_VERSION 0x0001 @@ -450,11 +468,13 @@ struct rvu_fwdata { u64 msixtr_base; u32 ptp_ext_clk_rate; u32 ptp_ext_tstamp; -#define FWDATA_RESERVED_MEM 1022 + struct channel_fwdata channel_data; +#define FWDATA_RESERVED_MEM 958 u64 reserved[FWDATA_RESERVED_MEM]; #define CGX_MAX 9 #define CGX_LMACS_MAX 4 #define CGX_LMACS_USX 8 +#define FWDATA_CGX_LMAC_OFFSET 10536 union { struct cgx_lmac_fwdata_s cgx_fw_data[CGX_MAX][CGX_LMACS_MAX]; @@ -503,6 +523,7 @@ struct rvu { struct mutex rsrc_lock; /* Serialize resource alloc/free */ struct mutex alias_lock; /* Serialize bar2 alias access */ int vfs; /* Number of VFs attached to RVU */ + u16 vf_devid; /* VF devices id */ int nix_blkaddr[MAX_NIX_BLKS]; /* Mbox */ @@ -732,9 +753,11 @@ static inline bool is_rvu_supports_nix1(struct rvu *rvu) /* Function Prototypes * RVU */ -static inline bool is_afvf(u16 pcifunc) +#define RVU_LBK_VF_DEVID 0xA0F8 +static inline bool is_lbk_vf(struct rvu *rvu, u16 pcifunc) { - return !(pcifunc & ~RVU_PFVF_FUNC_MASK); + return (!(pcifunc & ~RVU_PFVF_FUNC_MASK) && + (rvu->vf_devid == RVU_LBK_VF_DEVID)); } static inline bool is_vf(u16 pcifunc) @@ -794,7 +817,7 @@ void rvu_aq_free(struct rvu *rvu, struct admin_queue *aq); int rvu_sdp_init(struct rvu *rvu); bool is_sdp_pfvf(u16 pcifunc); bool is_sdp_pf(u16 pcifunc); -bool is_sdp_vf(u16 pcifunc); +bool is_sdp_vf(struct rvu *rvu, u16 pcifunc); /* CGX APIs */ static inline bool is_pf_cgxmapped(struct rvu *rvu, u8 pf) @@ -873,6 +896,7 @@ int rvu_nix_mcast_get_mce_index(struct rvu *rvu, u16 pcifunc, u32 mcast_grp_idx); int rvu_nix_mcast_update_mcam_entry(struct rvu *rvu, u16 pcifunc, u32 mcast_grp_idx, u16 mcam_index); +void rvu_nix_flr_free_bpids(struct rvu *rvu, u16 pcifunc); /* NPC APIs */ void rvu_npc_freemem(struct rvu *rvu); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index e6d7914ce61c..2500f5ba4f5a 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -2870,6 +2870,10 @@ static void rvu_dbg_npc_mcam_show_flows(struct seq_file *s, seq_printf(s, "%d ", ntohs(rule->packet.dport)); seq_printf(s, "mask 0x%x\n", ntohs(rule->mask.dport)); break; + case NPC_TCP_FLAGS: + seq_printf(s, "%d ", rule->packet.tcp_flags); + seq_printf(s, "mask 0x%x\n", rule->mask.tcp_flags); + break; case NPC_IPSEC_SPI: seq_printf(s, "0x%x ", ntohl(rule->packet.spi)); seq_printf(s, "mask 0x%x\n", ntohl(rule->mask.spi)); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c index 1e6fbd98423d..96c04f7d93f8 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c @@ -1235,8 +1235,8 @@ static int rvu_af_dl_dwrr_mtu_get(struct devlink *devlink, u32 id, enum rvu_af_dl_param_id { RVU_AF_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX, RVU_AF_DEVLINK_PARAM_ID_DWRR_MTU, - RVU_AF_DEVLINK_PARAM_ID_NPC_EXACT_FEATURE_DISABLE, RVU_AF_DEVLINK_PARAM_ID_NPC_MCAM_ZONE_PERCENT, + RVU_AF_DEVLINK_PARAM_ID_NPC_EXACT_FEATURE_DISABLE, RVU_AF_DEVLINK_PARAM_ID_NIX_MAXLF, }; @@ -1434,15 +1434,6 @@ static const struct devlink_param rvu_af_dl_params[] = { BIT(DEVLINK_PARAM_CMODE_RUNTIME), rvu_af_dl_dwrr_mtu_get, rvu_af_dl_dwrr_mtu_set, rvu_af_dl_dwrr_mtu_validate), -}; - -static const struct devlink_param rvu_af_dl_param_exact_match[] = { - DEVLINK_PARAM_DRIVER(RVU_AF_DEVLINK_PARAM_ID_NPC_EXACT_FEATURE_DISABLE, - "npc_exact_feature_disable", DEVLINK_PARAM_TYPE_STRING, - BIT(DEVLINK_PARAM_CMODE_RUNTIME), - rvu_af_npc_exact_feature_get, - rvu_af_npc_exact_feature_disable, - rvu_af_npc_exact_feature_validate), DEVLINK_PARAM_DRIVER(RVU_AF_DEVLINK_PARAM_ID_NPC_MCAM_ZONE_PERCENT, "npc_mcam_high_zone_percent", DEVLINK_PARAM_TYPE_U8, BIT(DEVLINK_PARAM_CMODE_RUNTIME), @@ -1457,6 +1448,15 @@ static const struct devlink_param rvu_af_dl_param_exact_match[] = { rvu_af_dl_nix_maxlf_validate), }; +static const struct devlink_param rvu_af_dl_param_exact_match[] = { + DEVLINK_PARAM_DRIVER(RVU_AF_DEVLINK_PARAM_ID_NPC_EXACT_FEATURE_DISABLE, + "npc_exact_feature_disable", DEVLINK_PARAM_TYPE_STRING, + BIT(DEVLINK_PARAM_CMODE_RUNTIME), + rvu_af_npc_exact_feature_get, + rvu_af_npc_exact_feature_disable, + rvu_af_npc_exact_feature_validate), +}; + /* Devlink switch mode */ static int rvu_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode) { diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index 66203a90f052..d39001cdc707 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -499,29 +499,115 @@ static void nix_interface_deinit(struct rvu *rvu, u16 pcifunc, u8 nixlf) rvu_cgx_disable_dmac_entries(rvu, pcifunc); } +#define NIX_BPIDS_PER_LMAC 8 +#define NIX_BPIDS_PER_CPT 1 +static int nix_setup_bpids(struct rvu *rvu, struct nix_hw *hw, int blkaddr) +{ + struct nix_bp *bp = &hw->bp; + int err, max_bpids; + u64 cfg; + + cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST1); + max_bpids = FIELD_GET(NIX_CONST_MAX_BPIDS, cfg); + + /* Reserve the BPIds for CGX and SDP */ + bp->cgx_bpid_cnt = rvu->hw->cgx_links * NIX_BPIDS_PER_LMAC; + bp->sdp_bpid_cnt = rvu->hw->sdp_links * FIELD_GET(NIX_CONST_SDP_CHANS, cfg); + bp->free_pool_base = bp->cgx_bpid_cnt + bp->sdp_bpid_cnt + + NIX_BPIDS_PER_CPT; + bp->bpids.max = max_bpids - bp->free_pool_base; + + err = rvu_alloc_bitmap(&bp->bpids); + if (err) + return err; + + bp->fn_map = devm_kcalloc(rvu->dev, bp->bpids.max, + sizeof(u16), GFP_KERNEL); + if (!bp->fn_map) + return -ENOMEM; + + bp->intf_map = devm_kcalloc(rvu->dev, bp->bpids.max, + sizeof(u8), GFP_KERNEL); + if (!bp->intf_map) + return -ENOMEM; + + bp->ref_cnt = devm_kcalloc(rvu->dev, bp->bpids.max, + sizeof(u8), GFP_KERNEL); + if (!bp->ref_cnt) + return -ENOMEM; + + return 0; +} + +void rvu_nix_flr_free_bpids(struct rvu *rvu, u16 pcifunc) +{ + int blkaddr, bpid, err; + struct nix_hw *nix_hw; + struct nix_bp *bp; + + if (!is_lbk_vf(rvu, pcifunc)) + return; + + err = nix_get_struct_ptrs(rvu, pcifunc, &nix_hw, &blkaddr); + if (err) + return; + + bp = &nix_hw->bp; + + mutex_lock(&rvu->rsrc_lock); + for (bpid = 0; bpid < bp->bpids.max; bpid++) { + if (bp->fn_map[bpid] == pcifunc) { + bp->ref_cnt[bpid]--; + if (bp->ref_cnt[bpid]) + continue; + rvu_free_rsrc(&bp->bpids, bpid); + bp->fn_map[bpid] = 0; + } + } + mutex_unlock(&rvu->rsrc_lock); +} + int rvu_mbox_handler_nix_bp_disable(struct rvu *rvu, struct nix_bp_cfg_req *req, struct msg_rsp *rsp) { u16 pcifunc = req->hdr.pcifunc; + int blkaddr, pf, type, err; + u16 chan_base, chan, bpid; struct rvu_pfvf *pfvf; - int blkaddr, pf, type; - u16 chan_base, chan; + struct nix_hw *nix_hw; + struct nix_bp *bp; u64 cfg; pf = rvu_get_pf(pcifunc); - type = is_afvf(pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; + type = is_lbk_vf(rvu, pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; if (!is_pf_cgxmapped(rvu, pf) && type != NIX_INTF_TYPE_LBK) return 0; pfvf = rvu_get_pfvf(rvu, pcifunc); - blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NIX, pcifunc); + err = nix_get_struct_ptrs(rvu, pcifunc, &nix_hw, &blkaddr); + if (err) + return err; + bp = &nix_hw->bp; chan_base = pfvf->rx_chan_base + req->chan_base; for (chan = chan_base; chan < (chan_base + req->chan_cnt); chan++) { cfg = rvu_read64(rvu, blkaddr, NIX_AF_RX_CHANX_CFG(chan)); rvu_write64(rvu, blkaddr, NIX_AF_RX_CHANX_CFG(chan), cfg & ~BIT_ULL(16)); + + if (type == NIX_INTF_TYPE_LBK) { + bpid = cfg & GENMASK(8, 0); + mutex_lock(&rvu->rsrc_lock); + rvu_free_rsrc(&bp->bpids, bpid - bp->free_pool_base); + for (bpid = 0; bpid < bp->bpids.max; bpid++) { + if (bp->fn_map[bpid] == pcifunc) { + bp->fn_map[bpid] = 0; + bp->ref_cnt[bpid] = 0; + } + } + mutex_unlock(&rvu->rsrc_lock); + } } return 0; } @@ -529,25 +615,20 @@ int rvu_mbox_handler_nix_bp_disable(struct rvu *rvu, static int rvu_nix_get_bpid(struct rvu *rvu, struct nix_bp_cfg_req *req, int type, int chan_id) { - int bpid, blkaddr, lmac_chan_cnt, sdp_chan_cnt; - u16 cgx_bpid_cnt, lbk_bpid_cnt, sdp_bpid_cnt; + int bpid, blkaddr, sdp_chan_base, err; struct rvu_hwinfo *hw = rvu->hw; struct rvu_pfvf *pfvf; + struct nix_hw *nix_hw; u8 cgx_id, lmac_id; - u64 cfg; - - blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NIX, req->hdr.pcifunc); - cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST); - lmac_chan_cnt = cfg & 0xFF; + struct nix_bp *bp; - cgx_bpid_cnt = hw->cgx_links * lmac_chan_cnt; - lbk_bpid_cnt = hw->lbk_links * ((cfg >> 16) & 0xFF); + pfvf = rvu_get_pfvf(rvu, req->hdr.pcifunc); - cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST1); - sdp_chan_cnt = cfg & 0xFFF; - sdp_bpid_cnt = hw->sdp_links * sdp_chan_cnt; + err = nix_get_struct_ptrs(rvu, req->hdr.pcifunc, &nix_hw, &blkaddr); + if (err) + return err; - pfvf = rvu_get_pfvf(rvu, req->hdr.pcifunc); + bp = &nix_hw->bp; /* Backpressure IDs range division * CGX channles are mapped to (0 - 191) BPIDs @@ -561,38 +642,48 @@ static int rvu_nix_get_bpid(struct rvu *rvu, struct nix_bp_cfg_req *req, */ switch (type) { case NIX_INTF_TYPE_CGX: - if ((req->chan_base + req->chan_cnt) > 16) - return -EINVAL; + if ((req->chan_base + req->chan_cnt) > NIX_BPIDS_PER_LMAC) + return NIX_AF_ERR_INVALID_BPID_REQ; rvu_get_cgx_lmac_id(pfvf->cgx_lmac, &cgx_id, &lmac_id); /* Assign bpid based on cgx, lmac and chan id */ - bpid = (cgx_id * hw->lmac_per_cgx * lmac_chan_cnt) + - (lmac_id * lmac_chan_cnt) + req->chan_base; + bpid = (cgx_id * hw->lmac_per_cgx * NIX_BPIDS_PER_LMAC) + + (lmac_id * NIX_BPIDS_PER_LMAC) + req->chan_base; if (req->bpid_per_chan) bpid += chan_id; - if (bpid > cgx_bpid_cnt) - return -EINVAL; + if (bpid > bp->cgx_bpid_cnt) + return NIX_AF_ERR_INVALID_BPID; break; case NIX_INTF_TYPE_LBK: - if ((req->chan_base + req->chan_cnt) > 63) - return -EINVAL; - bpid = cgx_bpid_cnt + req->chan_base; - if (req->bpid_per_chan) - bpid += chan_id; - if (bpid > (cgx_bpid_cnt + lbk_bpid_cnt)) - return -EINVAL; + /* Alloc bpid from the free pool */ + mutex_lock(&rvu->rsrc_lock); + bpid = rvu_alloc_rsrc(&bp->bpids); + if (bpid < 0) { + mutex_unlock(&rvu->rsrc_lock); + return NIX_AF_ERR_INVALID_BPID; + } + bp->fn_map[bpid] = req->hdr.pcifunc; + bp->ref_cnt[bpid]++; + bpid += bp->free_pool_base; + mutex_unlock(&rvu->rsrc_lock); break; case NIX_INTF_TYPE_SDP: - if ((req->chan_base + req->chan_cnt) > 255) - return -EINVAL; + if ((req->chan_base + req->chan_cnt) > bp->sdp_bpid_cnt) + return NIX_AF_ERR_INVALID_BPID_REQ; - bpid = sdp_bpid_cnt + req->chan_base; + /* Handle usecase of 2 SDP blocks */ + if (!hw->cap.programmable_chans) + sdp_chan_base = pfvf->rx_chan_base - NIX_CHAN_SDP_CH_START; + else + sdp_chan_base = pfvf->rx_chan_base - hw->sdp_chan_base; + + bpid = bp->cgx_bpid_cnt + req->chan_base + sdp_chan_base; if (req->bpid_per_chan) bpid += chan_id; - if (bpid > (cgx_bpid_cnt + lbk_bpid_cnt + sdp_bpid_cnt)) - return -EINVAL; + if (bpid > (bp->cgx_bpid_cnt + bp->sdp_bpid_cnt)) + return NIX_AF_ERR_INVALID_BPID; break; default: return -EINVAL; @@ -612,7 +703,7 @@ int rvu_mbox_handler_nix_bp_enable(struct rvu *rvu, u64 cfg; pf = rvu_get_pf(pcifunc); - type = is_afvf(pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; + type = is_lbk_vf(rvu, pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; if (is_sdp_pfvf(pcifunc)) type = NIX_INTF_TYPE_SDP; @@ -1523,7 +1614,7 @@ int rvu_mbox_handler_nix_lf_alloc(struct rvu *rvu, cfg = NPC_TX_DEF_PKIND; rvu_write64(rvu, blkaddr, NIX_AF_LFX_TX_PARSE_CFG(nixlf), cfg); - intf = is_afvf(pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; + intf = is_lbk_vf(rvu, pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; if (is_sdp_pfvf(pcifunc)) intf = NIX_INTF_TYPE_SDP; @@ -1899,7 +1990,7 @@ static int nix_get_tx_link(struct rvu *rvu, u16 pcifunc) int pf = rvu_get_pf(pcifunc); u8 cgx_id = 0, lmac_id = 0; - if (is_afvf(pcifunc)) {/* LBK links */ + if (is_lbk_vf(rvu, pcifunc)) {/* LBK links */ return hw->cgx_links; } else if (is_pf_cgxmapped(rvu, pf)) { rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id); @@ -1916,7 +2007,7 @@ static void nix_get_txschq_range(struct rvu *rvu, u16 pcifunc, struct rvu_hwinfo *hw = rvu->hw; int pf = rvu_get_pf(pcifunc); - if (is_afvf(pcifunc)) { /* LBK links */ + if (is_lbk_vf(rvu, pcifunc)) { /* LBK links */ *start = hw->cap.nix_txsch_per_cgx_lmac * link; *end = *start + hw->cap.nix_txsch_per_lbk_lmac; } else if (is_pf_cgxmapped(rvu, pf)) { /* CGX links */ @@ -3356,7 +3447,7 @@ static int nix_update_mce_rule(struct rvu *rvu, u16 pcifunc, int pf; /* skip multicast pkt replication for AF's VFs & SDP links */ - if (is_afvf(pcifunc) || is_sdp_pfvf(pcifunc)) + if (is_lbk_vf(rvu, pcifunc) || is_sdp_pfvf(pcifunc)) return 0; if (!hw->cap.nix_rx_multicast) @@ -3703,7 +3794,7 @@ int rvu_mbox_handler_nix_get_hw_info(struct rvu *rvu, struct msg_req *req, if (blkaddr < 0) return NIX_AF_ERR_AF_LF_INVALID; - if (is_afvf(pcifunc)) + if (is_lbk_vf(rvu, pcifunc)) rvu_get_lbk_link_max_frs(rvu, &rsp->max_mtu); else rvu_get_lmac_link_max_frs(rvu, &rsp->max_mtu); @@ -4039,6 +4130,13 @@ static int set_flowkey_fields(struct nix_rx_flowkey_alg *alg, u32 flow_cfg) field->ltype_match = NPC_LT_LE_GTPU; field->ltype_mask = 0xF; break; + case NIX_FLOW_KEY_TYPE_CUSTOM0: + field->lid = NPC_LID_LC; + field->hdr_offset = 6; + field->bytesm1 = 1; /* 2 Bytes*/ + field->ltype_match = NPC_LT_LC_CUSTOM0; + field->ltype_mask = 0xF; + break; case NIX_FLOW_KEY_TYPE_VLAN: field->lid = NPC_LID_LB; field->hdr_offset = 2; /* Skip TPID (2-bytes) */ @@ -4420,7 +4518,7 @@ int rvu_mbox_handler_nix_set_hw_frs(struct rvu *rvu, struct nix_frs_cfg *req, if (!nix_hw) return NIX_AF_ERR_INVALID_NIXBLK; - if (is_afvf(pcifunc)) + if (is_lbk_vf(rvu, pcifunc)) rvu_get_lbk_link_max_frs(rvu, &max_mtu); else rvu_get_lmac_link_max_frs(rvu, &max_mtu); @@ -4784,6 +4882,10 @@ static int rvu_nix_block_init(struct rvu *rvu, struct nix_hw *nix_hw) if (err) return err; + err = nix_setup_bpids(rvu, nix_hw, blkaddr); + if (err) + return err; + /* Configure segmentation offload formats */ nix_setup_lso(rvu, nix_hw, blkaddr); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c index 167145bdcb75..e350242bbafb 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c @@ -61,28 +61,6 @@ int rvu_npc_get_tx_nibble_cfg(struct rvu *rvu, u64 nibble_ena) return 0; } -static int npc_mcam_verify_pf_func(struct rvu *rvu, - struct mcam_entry *entry_data, u8 intf, - u16 pcifunc) -{ - u16 pf_func, pf_func_mask; - - if (is_npc_intf_rx(intf)) - return 0; - - pf_func_mask = (entry_data->kw_mask[0] >> 32) & - NPC_KEX_PF_FUNC_MASK; - pf_func = (entry_data->kw[0] >> 32) & NPC_KEX_PF_FUNC_MASK; - - pf_func = be16_to_cpu((__force __be16)pf_func); - if (pf_func_mask != NPC_KEX_PF_FUNC_MASK || - ((pf_func & ~RVU_PFVF_FUNC_MASK) != - (pcifunc & ~RVU_PFVF_FUNC_MASK))) - return -EINVAL; - - return 0; -} - void rvu_npc_set_pkind(struct rvu *rvu, int pkind, struct rvu_pfvf *pfvf) { int blkaddr; @@ -417,7 +395,7 @@ static void npc_fixup_vf_rule(struct rvu *rvu, struct npc_mcam *mcam, owner = mcam->entry2pfvf_map[index]; target_func = (entry->action >> 4) & 0xffff; /* do nothing when target is LBK/PF or owner is not PF */ - if (is_pffunc_af(owner) || is_afvf(target_func) || + if (is_pffunc_af(owner) || is_lbk_vf(rvu, target_func) || (owner & RVU_PFVF_FUNC_MASK) || !(target_func & RVU_PFVF_FUNC_MASK)) return; @@ -437,6 +415,10 @@ static void npc_fixup_vf_rule(struct rvu *rvu, struct npc_mcam *mcam, return; } + /* AF modifies given action iff PF/VF has requested for it */ + if ((entry->action & 0xFULL) != NIX_RX_ACTION_DEFAULT) + return; + /* copy VF default entry action to the VF mcam entry */ rx_action = npc_get_default_entry_action(rvu, mcam, blkaddr, target_func); @@ -626,7 +608,7 @@ void rvu_npc_install_ucast_entry(struct rvu *rvu, u16 pcifunc, int blkaddr, index; /* AF's and SDP VFs work in promiscuous mode */ - if (is_afvf(pcifunc) || is_sdp_vf(pcifunc)) + if (is_lbk_vf(rvu, pcifunc) || is_sdp_vf(rvu, pcifunc)) return; blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NPC, 0); @@ -791,7 +773,7 @@ void rvu_npc_install_bcast_match_entry(struct rvu *rvu, u16 pcifunc, return; /* Skip LBK VFs */ - if (is_afvf(pcifunc)) + if (is_lbk_vf(rvu, pcifunc)) return; /* If pkt replication is not supported, @@ -871,7 +853,7 @@ void rvu_npc_install_allmulti_entry(struct rvu *rvu, u16 pcifunc, int nixlf, u16 vf_func; /* Only CGX PF/VF can add allmulticast entry */ - if (is_afvf(pcifunc) && is_sdp_vf(pcifunc)) + if (is_lbk_vf(rvu, pcifunc) && is_sdp_vf(rvu, pcifunc)) return; blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NPC, 0); @@ -1850,8 +1832,8 @@ void npc_mcam_rsrcs_deinit(struct rvu *rvu) { struct npc_mcam *mcam = &rvu->hw->mcam; - kfree(mcam->bmap); - kfree(mcam->bmap_reverse); + bitmap_free(mcam->bmap); + bitmap_free(mcam->bmap_reverse); kfree(mcam->entry2pfvf_map); kfree(mcam->cntr2pfvf_map); kfree(mcam->entry2cntr_map); @@ -1904,21 +1886,20 @@ int npc_mcam_rsrcs_init(struct rvu *rvu, int blkaddr) mcam->pf_offset = mcam->nixlf_offset + nixlf_count; /* Allocate bitmaps for managing MCAM entries */ - mcam->bmap = kmalloc_array(BITS_TO_LONGS(mcam->bmap_entries), - sizeof(long), GFP_KERNEL); + mcam->bmap = bitmap_zalloc(mcam->bmap_entries, GFP_KERNEL); if (!mcam->bmap) return -ENOMEM; - mcam->bmap_reverse = kmalloc_array(BITS_TO_LONGS(mcam->bmap_entries), - sizeof(long), GFP_KERNEL); + mcam->bmap_reverse = bitmap_zalloc(mcam->bmap_entries, GFP_KERNEL); if (!mcam->bmap_reverse) goto free_bmap; mcam->bmap_fcnt = mcam->bmap_entries; /* Alloc memory for saving entry to RVU PFFUNC allocation mapping */ - mcam->entry2pfvf_map = kmalloc_array(mcam->bmap_entries, - sizeof(u16), GFP_KERNEL); + mcam->entry2pfvf_map = kcalloc(mcam->bmap_entries, sizeof(u16), + GFP_KERNEL); + if (!mcam->entry2pfvf_map) goto free_bmap_reverse; @@ -1941,21 +1922,21 @@ int npc_mcam_rsrcs_init(struct rvu *rvu, int blkaddr) if (err) goto free_entry_map; - mcam->cntr2pfvf_map = kmalloc_array(mcam->counters.max, - sizeof(u16), GFP_KERNEL); + mcam->cntr2pfvf_map = kcalloc(mcam->counters.max, sizeof(u16), + GFP_KERNEL); if (!mcam->cntr2pfvf_map) goto free_cntr_bmap; /* Alloc memory for MCAM entry to counter mapping and for tracking * counter's reference count. */ - mcam->entry2cntr_map = kmalloc_array(mcam->bmap_entries, - sizeof(u16), GFP_KERNEL); + mcam->entry2cntr_map = kcalloc(mcam->bmap_entries, sizeof(u16), + GFP_KERNEL); if (!mcam->entry2cntr_map) goto free_cntr_map; - mcam->cntr_refcnt = kmalloc_array(mcam->counters.max, - sizeof(u16), GFP_KERNEL); + mcam->cntr_refcnt = kcalloc(mcam->counters.max, sizeof(u16), + GFP_KERNEL); if (!mcam->cntr_refcnt) goto free_entry_cntr_map; @@ -1988,9 +1969,9 @@ free_cntr_bmap: free_entry_map: kfree(mcam->entry2pfvf_map); free_bmap_reverse: - kfree(mcam->bmap_reverse); + bitmap_free(mcam->bmap_reverse); free_bmap: - kfree(mcam->bmap); + bitmap_free(mcam->bmap); return -ENOMEM; } @@ -2852,12 +2833,6 @@ int rvu_mbox_handler_npc_mcam_write_entry(struct rvu *rvu, else nix_intf = pfvf->nix_rx_intf; - if (!is_pffunc_af(pcifunc) && - npc_mcam_verify_pf_func(rvu, &req->entry_data, req->intf, pcifunc)) { - rc = NPC_MCAM_INVALID_REQ; - goto exit; - } - /* For AF installed rules, the nix_intf should be set to target NIX */ if (is_pffunc_af(req->hdr.pcifunc)) nix_intf = req->intf; @@ -3209,10 +3184,6 @@ int rvu_mbox_handler_npc_mcam_alloc_and_write_entry(struct rvu *rvu, if (!is_npc_interface_valid(rvu, req->intf)) return NPC_MCAM_INVALID_REQ; - if (npc_mcam_verify_pf_func(rvu, &req->entry_data, req->intf, - req->hdr.pcifunc)) - return NPC_MCAM_INVALID_REQ; - /* Try to allocate a MCAM entry */ entry_req.hdr.pcifunc = req->hdr.pcifunc; entry_req.contig = true; diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c index c75669c8fde7..c181e7aa9eb6 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -53,6 +53,7 @@ static const char * const npc_flow_names[] = { [NPC_MPLS4_TTL] = "lse depth 4", [NPC_TYPE_ICMP] = "icmp type", [NPC_CODE_ICMP] = "icmp code", + [NPC_TCP_FLAGS] = "tcp flags", [NPC_UNKNOWN] = "unknown", }; @@ -530,6 +531,7 @@ do { \ NPC_SCAN_HDR(NPC_DPORT_SCTP, NPC_LID_LD, NPC_LT_LD_SCTP, 2, 2); NPC_SCAN_HDR(NPC_TYPE_ICMP, NPC_LID_LD, NPC_LT_LD_ICMP, 0, 1); NPC_SCAN_HDR(NPC_CODE_ICMP, NPC_LID_LD, NPC_LT_LD_ICMP, 1, 1); + NPC_SCAN_HDR(NPC_TCP_FLAGS, NPC_LID_LD, NPC_LT_LD_TCP, 12, 2); NPC_SCAN_HDR(NPC_ETYPE_ETHER, NPC_LID_LA, NPC_LT_LA_ETHER, 12, 2); NPC_SCAN_HDR(NPC_ETYPE_TAG1, NPC_LID_LB, NPC_LT_LB_CTAG, 4, 2); NPC_SCAN_HDR(NPC_ETYPE_TAG2, NPC_LID_LB, NPC_LT_LB_STAG_QINQ, 8, 2); @@ -574,7 +576,8 @@ static void npc_set_features(struct rvu *rvu, int blkaddr, u8 intf) BIT_ULL(NPC_DPORT_TCP) | BIT_ULL(NPC_DPORT_UDP) | BIT_ULL(NPC_SPORT_SCTP) | BIT_ULL(NPC_DPORT_SCTP) | BIT_ULL(NPC_SPORT_SCTP) | BIT_ULL(NPC_DPORT_SCTP) | - BIT_ULL(NPC_TYPE_ICMP) | BIT_ULL(NPC_CODE_ICMP); + BIT_ULL(NPC_TYPE_ICMP) | BIT_ULL(NPC_CODE_ICMP) | + BIT_ULL(NPC_TCP_FLAGS); /* for tcp/udp/sctp corresponding layer type should be in the key */ if (*features & proto_flags) { @@ -982,7 +985,8 @@ do { \ mask->icmp_type, 0); NPC_WRITE_FLOW(NPC_CODE_ICMP, icmp_code, pkt->icmp_code, 0, mask->icmp_code, 0); - + NPC_WRITE_FLOW(NPC_TCP_FLAGS, tcp_flags, ntohs(pkt->tcp_flags), 0, + ntohs(mask->tcp_flags), 0); NPC_WRITE_FLOW(NPC_IPSEC_SPI, spi, ntohl(pkt->spi), 0, ntohl(mask->spi), 0); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h index 6f73ad9807f0..086f05c0376f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h @@ -439,6 +439,9 @@ #define NIX_AF_LINKX_RANGE_MASK GENMASK_ULL(19, 16) #define NIX_AF_LINKX_MCS_CNT_MASK GENMASK_ULL(33, 32) +#define NIX_CONST_MAX_BPIDS GENMASK_ULL(23, 12) +#define NIX_CONST_SDP_CHANS GENMASK_ULL(11, 0) + /* SSO */ #define SSO_AF_CONST (0x1000) #define SSO_AF_CONST1 (0x1008) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_sdp.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_sdp.c index ae50d56258ec..38cfe148f4b7 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_sdp.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_sdp.c @@ -40,8 +40,12 @@ bool is_sdp_pf(u16 pcifunc) !(pcifunc & RVU_PFVF_FUNC_MASK)); } -bool is_sdp_vf(u16 pcifunc) +#define RVU_SDP_VF_DEVID 0xA0F7 +bool is_sdp_vf(struct rvu *rvu, u16 pcifunc) { + if (!(pcifunc & ~RVU_PFVF_FUNC_MASK)) + return (rvu->vf_devid == RVU_SDP_VF_DEVID); + return (is_sdp_pfvf(pcifunc) && !!(pcifunc & RVU_PFVF_FUNC_MASK)); } @@ -52,6 +56,14 @@ int rvu_sdp_init(struct rvu *rvu) struct rvu_pfvf *pfvf; u32 i = 0; + if (rvu->fwdata->channel_data.valid) { + sdp_pf_num[0] = 0; + pfvf = &rvu->pf[sdp_pf_num[0]]; + pfvf->sdp_info = &rvu->fwdata->channel_data.info; + + return 0; + } + while ((i < MAX_SDP) && (pdev = pci_get_device(PCI_VENDOR_ID_CAVIUM, PCI_DEVID_OTX2_SDP_PF, pdev)) != NULL) { diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c index 7ca6941ea0b9..02d0b707aea5 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c @@ -951,8 +951,11 @@ int otx2_sq_init(struct otx2_nic *pfvf, u16 qidx, u16 sqb_aura) if (pfvf->ptp && qidx < pfvf->hw.tx_queues) { err = qmem_alloc(pfvf->dev, &sq->timestamps, qset->sqe_cnt, sizeof(*sq->timestamps)); - if (err) + if (err) { + kfree(sq->sg); + sq->sg = NULL; return err; + } } sq->head = 0; @@ -968,7 +971,14 @@ int otx2_sq_init(struct otx2_nic *pfvf, u16 qidx, u16 sqb_aura) sq->stats.bytes = 0; sq->stats.pkts = 0; - return pfvf->hw_ops->sq_aq_init(pfvf, qidx, sqb_aura); + err = pfvf->hw_ops->sq_aq_init(pfvf, qidx, sqb_aura); + if (err) { + kfree(sq->sg); + sq->sg = NULL; + return err; + } + + return 0; } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c index 4fd44b6eecea..87bdb93cb066 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c @@ -638,6 +638,7 @@ static int otx2_tc_prepare_flow(struct otx2_nic *nic, struct otx2_tc_flow *node, BIT(FLOW_DISSECTOR_KEY_IPSEC) | BIT_ULL(FLOW_DISSECTOR_KEY_MPLS) | BIT_ULL(FLOW_DISSECTOR_KEY_ICMP) | + BIT_ULL(FLOW_DISSECTOR_KEY_TCP) | BIT_ULL(FLOW_DISSECTOR_KEY_IP)))) { netdev_info(nic->netdev, "unsupported flow used key 0x%llx", dissector->used_keys); @@ -857,6 +858,16 @@ static int otx2_tc_prepare_flow(struct otx2_nic *nic, struct otx2_tc_flow *node, } } + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_TCP)) { + struct flow_match_tcp match; + + flow_rule_match_tcp(rule, &match); + + flow_spec->tcp_flags = match.key->flags; + flow_mask->tcp_flags = match.mask->flags; + req->features |= BIT_ULL(NPC_TCP_FLAGS); + } + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS)) { struct flow_match_mpls match; u8 bit; diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.c b/drivers/net/ethernet/mediatek/mtk_wed_wo.c index d58b07e7e123..7063c78bd35f 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_wo.c +++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.c @@ -286,7 +286,6 @@ mtk_wed_wo_queue_free(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) static void mtk_wed_wo_queue_tx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) { - struct page *page; int i; for (i = 0; i < q->n_desc; i++) { @@ -301,19 +300,12 @@ mtk_wed_wo_queue_tx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) entry->buf = NULL; } - if (!q->cache.va) - return; - - page = virt_to_page(q->cache.va); - __page_frag_cache_drain(page, q->cache.pagecnt_bias); - memset(&q->cache, 0, sizeof(q->cache)); + page_frag_cache_drain(&q->cache); } static void mtk_wed_wo_queue_rx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) { - struct page *page; - for (;;) { void *buf = mtk_wed_wo_dequeue(wo, q, NULL, true); @@ -323,12 +315,7 @@ mtk_wed_wo_queue_rx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) skb_free_frag(buf); } - if (!q->cache.va) - return; - - page = virt_to_page(q->cache.va); - __page_frag_cache_drain(page, q->cache.pagecnt_bias); - memset(&q->cache, 0, sizeof(q->cache)); + page_frag_cache_drain(&q->cache); } static void diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index f5b1f8c7834f..7f20813456e2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -2199,8 +2199,9 @@ reset_slave: if (cmd != MLX4_COMM_CMD_RESET) { mlx4_warn(dev, "Turn on internal error to force reset, slave=%d, cmd=0x%x\n", slave, cmd); - /* Turn on internal error letting slave reset itself immeditaly, - * otherwise it might take till timeout on command is passed + /* Turn on internal error letting slave reset itself + * immediately, otherwise it might take till timeout on + * command is passed */ reply |= ((u32)COMM_CHAN_EVENT_INTERNAL_ERR); } @@ -2954,7 +2955,7 @@ static bool mlx4_valid_vf_state_change(struct mlx4_dev *dev, int port, dummy_admin.default_vlan = vlan; /* VF wants to move to other VST state which is valid with current - * rate limit. Either differnt default vlan in VST or other + * rate limit. Either different default vlan in VST or other * supported QoS priority. Otherwise we don't allow this change when * the TX rate is still configured. */ diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c index 4d4f9cf9facb..e130e7259275 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/cq.c @@ -115,7 +115,7 @@ void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn) return; } - /* Acessing the CQ outside of rcu_read_lock is safe, because + /* Accessing the CQ outside of rcu_read_lock is safe, because * the CQ is freed only after interrupt handling is completed. */ ++cq->arm_sn; @@ -137,7 +137,7 @@ void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type) return; } - /* Acessing the CQ outside of rcu_read_lock is safe, because + /* Accessing the CQ outside of rcu_read_lock is safe, because * the CQ is freed only after interrupt handling is completed. */ cq->event(cq, event_type); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_clock.c b/drivers/net/ethernet/mellanox/mlx4/en_clock.c index 9e3b76182088..cd754cd76bde 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_clock.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_clock.c @@ -96,8 +96,8 @@ void mlx4_en_remove_timestamp(struct mlx4_en_dev *mdev) #define MLX4_EN_WRAP_AROUND_SEC 10UL /* By scheduling the overflow check every 5 seconds, we have a reasonably - * good chance we wont miss a wrap around. - * TOTO: Use a timer instead of a work queue to increase the guarantee. + * good chance we won't miss a wrap around. + * TODO: Use a timer instead of a work queue to increase the guarantee. */ #define MLX4_EN_OVERFLOW_PERIOD (MLX4_EN_WRAP_AROUND_SEC * HZ / 2) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 33bbcced8105..5d3fde63b273 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -42,6 +42,7 @@ #include <net/ip.h> #include <net/vxlan.h> #include <net/devlink.h> +#include <net/rps.h> #include <linux/mlx4/driver.h> #include <linux/mlx4/device.h> @@ -1072,7 +1073,8 @@ static void mlx4_en_do_multicast(struct mlx4_en_priv *priv, 1, MLX4_MCAST_CONFIG); /* Update multicast list - we cache all addresses so they won't - * change while HW is updated holding the command semaphor */ + * change while HW is updated holding the command semaphore + */ netif_addr_lock_bh(dev); mlx4_en_cache_mclist(dev); netif_addr_unlock_bh(dev); @@ -1817,7 +1819,7 @@ int mlx4_en_start_port(struct net_device *dev) mlx4_en_set_rss_steer_rules(priv)) mlx4_warn(mdev, "Failed setting steering rules\n"); - /* Attach rx QP to bradcast address */ + /* Attach rx QP to broadcast address */ eth_broadcast_addr(&mc_list[10]); mc_list[5] = priv->port; /* needed for B0 steering support */ if (mlx4_multicast_attach(mdev->dev, priv->rss_map.indir_qp, mc_list, diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index a09b6e05337d..eac49657bd07 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -762,7 +762,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud /* Drop packet on bad receive or bad checksum */ if (unlikely((cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) == MLX4_CQE_OPCODE_ERROR)) { - en_err(priv, "CQE completed in error - vendor syndrom:%d syndrom:%d\n", + en_err(priv, "CQE completed in error - vendor syndrome:%d syndrome:%d\n", ((struct mlx4_err_cqe *)cqe)->vendor_err_syndrome, ((struct mlx4_err_cqe *)cqe)->syndrome); goto next; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 65cb63f6c465..1ddb11cb25f9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -992,7 +992,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) tx_info->ts_requested = 1; } - /* Prepare ctrl segement apart opcode+ownership, which depends on + /* Prepare ctrl segment apart opcode+ownership, which depends on * whether LSO is used */ tx_desc->ctrl.srcrb_flags = priv->ctrl_flags; if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index 6598b10a9ff4..9572a45f6143 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -210,7 +210,7 @@ static void slave_event(struct mlx4_dev *dev, u8 slave, struct mlx4_eqe *eqe) memcpy(s_eqe, eqe, sizeof(struct mlx4_eqe) - 1); s_eqe->slave_id = slave; - /* ensure all information is written before setting the ownersip bit */ + /* ensure all information is written before setting the ownership bit */ dma_wmb(); s_eqe->owner = !!(slave_eq->prod & SLAVE_EVENT_EQ_SIZE) ? 0x0 : 0x80; ++slave_eq->prod; diff --git a/drivers/net/ethernet/mellanox/mlx4/fw_qos.h b/drivers/net/ethernet/mellanox/mlx4/fw_qos.h index 954b86faac29..40ca29bb928c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw_qos.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw_qos.h @@ -44,7 +44,7 @@ /* Default supported priorities for VPP allocation */ #define MLX4_DEFAULT_QOS_PRIO (0) -/* Derived from FW feature definition, 0 is the default vport fo all QPs */ +/* Derived from FW feature definition, 0 is the default vport for all QPs */ #define MLX4_VPP_DEFAULT_VPORT (0) struct mlx4_vport_qos_param { @@ -98,7 +98,7 @@ int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev *dev, u8 port, u8 *tc_tx_bw, int mlx4_ALLOCATE_VPP_get(struct mlx4_dev *dev, u8 port, u16 *available_vpp, u8 *vpp_p_up); /** - * mlx4_ALLOCATE_VPP_set - Distribution of VPPs among differnt priorities. + * mlx4_ALLOCATE_VPP_set - Distribution of VPPs among different priorities. * The total number of VPPs assigned to all for a port must not exceed * the value reported by available_vpp in mlx4_ALLOCATE_VPP_get. * VPP allocation is allowed only after the port type has been set, @@ -113,7 +113,7 @@ int mlx4_ALLOCATE_VPP_get(struct mlx4_dev *dev, u8 port, int mlx4_ALLOCATE_VPP_set(struct mlx4_dev *dev, u8 port, u8 *vpp_p_up); /** - * mlx4_SET_VPORT_QOS_get - Query QoS proporties of a Vport. + * mlx4_SET_VPORT_QOS_get - Query QoS properties of a Vport. * Each priority allowed for the Vport is assigned with a share of the BW, * and a BW limitation. This commands query the current QoS values. * @@ -128,7 +128,7 @@ int mlx4_SET_VPORT_QOS_get(struct mlx4_dev *dev, u8 port, u8 vport, struct mlx4_vport_qos_param *out_param); /** - * mlx4_SET_VPORT_QOS_set - Set QoS proporties of a Vport. + * mlx4_SET_VPORT_QOS_set - Set QoS properties of a Vport. * QoS parameters can be modified at any time, but must be initialized * before any QP is associated with the VPort. * diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 2581226836b5..7b02ff61126d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -129,7 +129,7 @@ static const struct mlx4_profile default_profile = { .num_cq = 1 << 16, .num_mcg = 1 << 13, .num_mpt = 1 << 19, - .num_mtt = 1 << 20, /* It is really num mtt segements */ + .num_mtt = 1 << 20, /* It is really num mtt segments */ }; static const struct mlx4_profile low_mem_profile = { @@ -1508,7 +1508,7 @@ static int mlx4_port_map_set(struct mlx4_dev *dev, struct mlx4_port_map *v2p) priv->v2p.port1 = port1; priv->v2p.port2 = port2; } else { - mlx4_err(dev, "Failed to change port mape: %d\n", err); + mlx4_err(dev, "Failed to change port map: %d\n", err); } } diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h index e9cd4bb6f83d..d3d9ec042d2c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h @@ -112,7 +112,7 @@ struct mlx4_en_stat_out_flow_control_mbox { __be64 tx_pause_duration; /* Number of transmitter transitions from XOFF state to XON state */ __be64 tx_pause_transition; - /* Reserverd */ + /* Reserved */ __be64 reserved[2]; }; diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index 256a06b3c096..4e43f4a7d246 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -2118,7 +2118,7 @@ static void mlx4_qsfp_eeprom_params_set(u8 *i2c_addr, u8 *page_num, u16 *offset) * @data: output buffer to put the requested data into. * * Reads cable module eeprom data, puts the outcome data into - * data pointer paramer. + * data pointer parameter. * Returns num of read bytes on success or a negative error * code. */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile index c44870b175f9..76dc5a9b9648 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile +++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile @@ -29,7 +29,7 @@ mlx5_core-$(CONFIG_MLX5_CORE_EN) += en/rqt.o en/tir.o en/rss.o en/rx_res.o \ en/reporter_tx.o en/reporter_rx.o en/params.o en/xsk/pool.o \ en/xsk/setup.o en/xsk/rx.o en/xsk/tx.o en/devlink.o en/ptp.o \ en/qos.o en/htb.o en/trap.o en/fs_tt_redirect.o en/selq.o \ - lib/crypto.o + lib/crypto.o lib/sd.o # # Netdev extra diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c index cf0477f53dc4..47e7c2639774 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c @@ -210,7 +210,7 @@ static bool is_dpll_supported(struct mlx5_core_dev *dev) return false; if (!MLX5_CAP_MCAM_REG2(dev, synce_registers)) { - mlx5_core_warn(dev, "Missing SyncE capability\n"); + mlx5_core_dbg(dev, "Missing SyncE capability\n"); return false; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c index 3e064234f6fe..98d4306929f3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c @@ -157,6 +157,12 @@ static int mlx5_devlink_reload_down(struct devlink *devlink, bool netns_change, return -EOPNOTSUPP; } + if (action == DEVLINK_RELOAD_ACTION_FW_ACTIVATE && + !dev->priv.fw_reset) { + NL_SET_ERR_MSG_MOD(extack, "FW activate is unsupported for this function"); + return -EOPNOTSUPP; + } + if (mlx5_core_is_pf(dev) && pci_num_vf(pdev)) NL_SET_ERR_MSG_MOD(extack, "reload while VFs are present is unfavorable"); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dpll.c b/drivers/net/ethernet/mellanox/mlx5/core/dpll.c index 18fed2b34fb1..904e08de852e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/dpll.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/dpll.c @@ -41,6 +41,7 @@ struct mlx5_dpll_synce_status { enum mlx5_msees_oper_status oper_status; bool ho_acq; bool oper_freq_measure; + enum mlx5_msees_failure_reason failure_reason; s32 frequency_diff; }; @@ -60,6 +61,7 @@ mlx5_dpll_synce_status_get(struct mlx5_core_dev *mdev, synce_status->oper_status = MLX5_GET(msees_reg, out, oper_status); synce_status->ho_acq = MLX5_GET(msees_reg, out, ho_acq); synce_status->oper_freq_measure = MLX5_GET(msees_reg, out, oper_freq_measure); + synce_status->failure_reason = MLX5_GET(msees_reg, out, failure_reason); synce_status->frequency_diff = MLX5_GET(msees_reg, out, frequency_diff); return 0; } @@ -99,6 +101,26 @@ mlx5_dpll_lock_status_get(struct mlx5_dpll_synce_status *synce_status) } } +static enum dpll_lock_status_error +mlx5_dpll_lock_status_error_get(struct mlx5_dpll_synce_status *synce_status) +{ + switch (synce_status->oper_status) { + case MLX5_MSEES_OPER_STATUS_FAIL_HOLDOVER: + fallthrough; + case MLX5_MSEES_OPER_STATUS_FAIL_FREE_RUNNING: + switch (synce_status->failure_reason) { + case MLX5_MSEES_FAILURE_REASON_PORT_DOWN: + return DPLL_LOCK_STATUS_ERROR_MEDIA_DOWN; + case MLX5_MSEES_FAILURE_REASON_TOO_HIGH_FREQUENCY_DIFF: + return DPLL_LOCK_STATUS_ERROR_FRACTIONAL_FREQUENCY_OFFSET_TOO_HIGH; + default: + return DPLL_LOCK_STATUS_ERROR_UNDEFINED; + } + default: + return DPLL_LOCK_STATUS_ERROR_NONE; + } +} + static enum dpll_pin_state mlx5_dpll_pin_state_get(struct mlx5_dpll_synce_status *synce_status) { @@ -118,10 +140,11 @@ mlx5_dpll_pin_ffo_get(struct mlx5_dpll_synce_status *synce_status, return 0; } -static int mlx5_dpll_device_lock_status_get(const struct dpll_device *dpll, - void *priv, - enum dpll_lock_status *status, - struct netlink_ext_ack *extack) +static int +mlx5_dpll_device_lock_status_get(const struct dpll_device *dpll, void *priv, + enum dpll_lock_status *status, + enum dpll_lock_status_error *status_error, + struct netlink_ext_ack *extack) { struct mlx5_dpll_synce_status synce_status; struct mlx5_dpll *mdpll = priv; @@ -131,6 +154,7 @@ static int mlx5_dpll_device_lock_status_get(const struct dpll_device *dpll, if (err) return err; *status = mlx5_dpll_lock_status_get(&synce_status); + *status_error = mlx5_dpll_lock_status_error_get(&synce_status); return 0; } @@ -261,7 +285,7 @@ static void mlx5_dpll_netdev_dpll_pin_set(struct mlx5_dpll *mdpll, { if (mdpll->tracking_netdev) return; - netdev_dpll_pin_set(netdev, mdpll->dpll_pin); + dpll_netdev_pin_set(netdev, mdpll->dpll_pin); mdpll->tracking_netdev = netdev; } @@ -269,7 +293,7 @@ static void mlx5_dpll_netdev_dpll_pin_clear(struct mlx5_dpll *mdpll) { if (!mdpll->tracking_netdev) return; - netdev_dpll_pin_clear(mdpll->tracking_netdev); + dpll_netdev_pin_clear(mdpll->tracking_netdev); mdpll->tracking_netdev = NULL; } @@ -389,7 +413,7 @@ static void mlx5_dpll_remove(struct auxiliary_device *adev) struct mlx5_dpll *mdpll = auxiliary_get_drvdata(adev); struct mlx5_core_dev *mdev = mdpll->mdev; - cancel_delayed_work(&mdpll->work); + cancel_delayed_work_sync(&mdpll->work); mlx5_dpll_mdev_netdev_untrack(mdpll, mdev); destroy_workqueue(mdpll->wq); dpll_pin_unregister(mdpll->dpll, mdpll->dpll_pin, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 55c6ace0acd5..84db05fb9389 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -60,6 +60,7 @@ #include "lib/clock.h" #include "en/rx_res.h" #include "en/selq.h" +#include "lib/sd.h" extern const struct net_device_ops mlx5e_netdev_ops; struct page_pool; @@ -791,6 +792,8 @@ struct mlx5e_channel { struct hwtstamp_config *tstamp; DECLARE_BITMAP(state, MLX5E_CHANNEL_NUM_STATES); int ix; + int vec_ix; + int sd_ix; int cpu; /* Sync between icosq recovery and XSK enable/disable. */ struct mutex icosq_recovery_lock; @@ -914,7 +917,7 @@ struct mlx5e_priv { bool tx_ptp_opened; bool rx_ptp_opened; struct hwtstamp_config tstamp; - u16 q_counter; + u16 q_counter[MLX5_SD_MAX_GROUP_SZ]; u16 drop_rq_q_counter; struct notifier_block events_nb; struct notifier_block blocking_events_nb; @@ -1029,12 +1032,12 @@ struct mlx5e_xsk_param; struct mlx5e_rq_param; int mlx5e_open_rq(struct mlx5e_params *params, struct mlx5e_rq_param *param, - struct mlx5e_xsk_param *xsk, int node, + struct mlx5e_xsk_param *xsk, int node, u16 q_counter, struct mlx5e_rq *rq); #define MLX5E_RQ_WQES_TIMEOUT 20000 /* msecs */ int mlx5e_wait_for_min_rx_wqes(struct mlx5e_rq *rq, int wait_time); void mlx5e_close_rq(struct mlx5e_rq *rq); -int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param); +int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param, u16 q_counter); void mlx5e_destroy_rq(struct mlx5e_rq *rq); struct mlx5e_sq_param; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/channels.c b/drivers/net/ethernet/mellanox/mlx5/core/en/channels.c index 48581ea3adcb..874a1016623c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/channels.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/channels.c @@ -23,20 +23,26 @@ bool mlx5e_channels_is_xsk(struct mlx5e_channels *chs, unsigned int ix) return test_bit(MLX5E_CHANNEL_STATE_XSK, c->state); } -void mlx5e_channels_get_regular_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn) +void mlx5e_channels_get_regular_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn, + u32 *vhca_id) { struct mlx5e_channel *c = mlx5e_channels_get(chs, ix); *rqn = c->rq.rqn; + if (vhca_id) + *vhca_id = MLX5_CAP_GEN(c->mdev, vhca_id); } -void mlx5e_channels_get_xsk_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn) +void mlx5e_channels_get_xsk_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn, + u32 *vhca_id) { struct mlx5e_channel *c = mlx5e_channels_get(chs, ix); WARN_ON_ONCE(!test_bit(MLX5E_CHANNEL_STATE_XSK, c->state)); *rqn = c->xskrq.rqn; + if (vhca_id) + *vhca_id = MLX5_CAP_GEN(c->mdev, vhca_id); } bool mlx5e_channels_get_ptp_rqn(struct mlx5e_channels *chs, u32 *rqn) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/channels.h b/drivers/net/ethernet/mellanox/mlx5/core/en/channels.h index 637ca90daaa8..6715aa9383b9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/channels.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/channels.h @@ -10,8 +10,10 @@ struct mlx5e_channels; unsigned int mlx5e_channels_get_num(struct mlx5e_channels *chs); bool mlx5e_channels_is_xsk(struct mlx5e_channels *chs, unsigned int ix); -void mlx5e_channels_get_regular_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn); -void mlx5e_channels_get_xsk_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn); +void mlx5e_channels_get_regular_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn, + u32 *vhca_id); +void mlx5e_channels_get_xsk_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn, + u32 *vhca_id); bool mlx5e_channels_get_ptp_rqn(struct mlx5e_channels *chs, u32 *rqn); #endif /* __MLX5_EN_CHANNELS_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/monitor_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en/monitor_stats.c index 40c8df111754..e2d8d2754be0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/monitor_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/monitor_stats.c @@ -20,10 +20,8 @@ #define NUM_REQ_PPCNT_COUNTER_S1 MLX5_CMD_SET_MONITOR_NUM_PPCNT_COUNTER_SET1 #define NUM_REQ_Q_COUNTERS_S1 MLX5_CMD_SET_MONITOR_NUM_Q_COUNTERS_SET1 -int mlx5e_monitor_counter_supported(struct mlx5e_priv *priv) +static int mlx5e_monitor_counter_cap(struct mlx5_core_dev *mdev) { - struct mlx5_core_dev *mdev = priv->mdev; - if (!MLX5_CAP_GEN(mdev, max_num_of_monitor_counters)) return false; if (MLX5_CAP_PCAM_REG(mdev, ppcnt) && @@ -36,24 +34,38 @@ int mlx5e_monitor_counter_supported(struct mlx5e_priv *priv) return true; } -static void mlx5e_monitor_counter_arm(struct mlx5e_priv *priv) +int mlx5e_monitor_counter_supported(struct mlx5e_priv *priv) +{ + struct mlx5_core_dev *pos; + int i; + + mlx5_sd_for_each_dev(i, priv->mdev, pos) + if (!mlx5e_monitor_counter_cap(pos)) + return false; + return true; +} + +static void mlx5e_monitor_counter_arm(struct mlx5_core_dev *mdev) { u32 in[MLX5_ST_SZ_DW(arm_monitor_counter_in)] = {}; MLX5_SET(arm_monitor_counter_in, in, opcode, MLX5_CMD_OP_ARM_MONITOR_COUNTER); - mlx5_cmd_exec_in(priv->mdev, arm_monitor_counter, in); + mlx5_cmd_exec_in(mdev, arm_monitor_counter, in); } static void mlx5e_monitor_counters_work(struct work_struct *work) { struct mlx5e_priv *priv = container_of(work, struct mlx5e_priv, monitor_counters_work); + struct mlx5_core_dev *pos; + int i; mutex_lock(&priv->state_lock); mlx5e_stats_update_ndo_stats(priv); mutex_unlock(&priv->state_lock); - mlx5e_monitor_counter_arm(priv); + mlx5_sd_for_each_dev(i, priv->mdev, pos) + mlx5e_monitor_counter_arm(pos); } static int mlx5e_monitor_event_handler(struct notifier_block *nb, @@ -97,15 +109,13 @@ static int fill_monitor_counter_q_counter_set1(int cnt, int q_counter, u32 *in) } /* check if mlx5e_monitor_counter_supported before calling this function*/ -static void mlx5e_set_monitor_counter(struct mlx5e_priv *priv) +static void mlx5e_set_monitor_counter(struct mlx5_core_dev *mdev, int q_counter) { - struct mlx5_core_dev *mdev = priv->mdev; int max_num_of_counters = MLX5_CAP_GEN(mdev, max_num_of_monitor_counters); int num_q_counters = MLX5_CAP_GEN(mdev, num_q_monitor_counters); int num_ppcnt_counters = !MLX5_CAP_PCAM_REG(mdev, ppcnt) ? 0 : MLX5_CAP_GEN(mdev, num_ppcnt_monitor_counters); u32 in[MLX5_ST_SZ_DW(set_monitor_counter_in)] = {}; - int q_counter = priv->q_counter; int cnt = 0; if (num_ppcnt_counters >= NUM_REQ_PPCNT_COUNTER_S1 && @@ -127,13 +137,17 @@ static void mlx5e_set_monitor_counter(struct mlx5e_priv *priv) /* check if mlx5e_monitor_counter_supported before calling this function*/ void mlx5e_monitor_counter_init(struct mlx5e_priv *priv) { + struct mlx5_core_dev *pos; + int i; + INIT_WORK(&priv->monitor_counters_work, mlx5e_monitor_counters_work); MLX5_NB_INIT(&priv->monitor_counters_nb, mlx5e_monitor_event_handler, MONITOR_COUNTER); - mlx5_eq_notifier_register(priv->mdev, &priv->monitor_counters_nb); - - mlx5e_set_monitor_counter(priv); - mlx5e_monitor_counter_arm(priv); + mlx5_sd_for_each_dev(i, priv->mdev, pos) { + mlx5_eq_notifier_register(pos, &priv->monitor_counters_nb); + mlx5e_set_monitor_counter(pos, priv->q_counter[i]); + mlx5e_monitor_counter_arm(pos); + } queue_work(priv->wq, &priv->update_stats_work); } @@ -141,11 +155,15 @@ void mlx5e_monitor_counter_init(struct mlx5e_priv *priv) void mlx5e_monitor_counter_cleanup(struct mlx5e_priv *priv) { u32 in[MLX5_ST_SZ_DW(set_monitor_counter_in)] = {}; + struct mlx5_core_dev *pos; + int i; MLX5_SET(set_monitor_counter_in, in, opcode, MLX5_CMD_OP_SET_MONITOR_COUNTER); - mlx5_cmd_exec_in(priv->mdev, set_monitor_counter, in); - mlx5_eq_notifier_unregister(priv->mdev, &priv->monitor_counters_nb); + mlx5_sd_for_each_dev(i, priv->mdev, pos) { + mlx5_cmd_exec_in(pos, set_monitor_counter, in); + mlx5_eq_notifier_unregister(pos, &priv->monitor_counters_nb); + } cancel_work_sync(&priv->monitor_counters_work); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c index 5d213a9886f1..a3f31d9d527e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c @@ -240,11 +240,14 @@ static u32 mlx5e_rx_get_linear_sz_xsk(struct mlx5e_params *params, return xsk->headroom + hw_mtu; } -static u32 mlx5e_rx_get_linear_sz_skb(struct mlx5e_params *params, bool xsk) +static u32 mlx5e_rx_get_linear_sz_skb(struct mlx5e_params *params, bool no_head_tail_room) { - /* SKBs built on XDP_PASS on XSK RQs don't have headroom. */ - u16 headroom = xsk ? 0 : mlx5e_get_linear_rq_headroom(params, NULL); u32 hw_mtu = MLX5E_SW2HW_MTU(params, params->sw_mtu); + u16 headroom; + + if (no_head_tail_room) + return SKB_DATA_ALIGN(hw_mtu); + headroom = mlx5e_get_linear_rq_headroom(params, NULL); return MLX5_SKB_FRAG_SZ(headroom + hw_mtu); } @@ -254,6 +257,7 @@ static u32 mlx5e_rx_get_linear_stride_sz(struct mlx5_core_dev *mdev, struct mlx5e_xsk_param *xsk, bool mpwqe) { + bool no_head_tail_room; u32 sz; /* XSK frames are mapped as individual pages, because frames may come in @@ -262,7 +266,13 @@ static u32 mlx5e_rx_get_linear_stride_sz(struct mlx5_core_dev *mdev, if (xsk) return mpwqe ? 1 << mlx5e_mpwrq_page_shift(mdev, xsk) : PAGE_SIZE; - sz = roundup_pow_of_two(mlx5e_rx_get_linear_sz_skb(params, false)); + no_head_tail_room = params->xdp_prog && mpwqe && !mlx5e_rx_is_linear_skb(mdev, params, xsk); + + /* When no_head_tail_room is set, headroom and tailroom are excluded from skb calculations. + * no_head_tail_room should be set in the case of XDP with Striding RQ + * when SKB is not linear. This is because another page is allocated for the linear part. + */ + sz = roundup_pow_of_two(mlx5e_rx_get_linear_sz_skb(params, no_head_tail_room)); /* XDP in mlx5e doesn't support multiple packets per page. * Do not assume sz <= PAGE_SIZE if params->xdp_prog is set. @@ -289,7 +299,11 @@ bool mlx5e_rx_is_linear_skb(struct mlx5_core_dev *mdev, if (params->packet_merge.type != MLX5E_PACKET_MERGE_NONE) return false; - /* Both XSK and non-XSK cases allocate an SKB on XDP_PASS. Packet data + /* Call mlx5e_rx_get_linear_sz_skb with the no_head_tail_room parameter set + * to exclude headroom and tailroom from calculations. + * no_head_tail_room is true when SKB is built on XDP_PASS on XSK RQs + * since packet data buffers don't have headroom and tailroom resreved for the SKB. + * Both XSK and non-XSK cases allocate an SKB on XDP_PASS. Packet data * must fit into a CPU page. */ if (mlx5e_rx_get_linear_sz_skb(params, xsk) > PAGE_SIZE) @@ -674,7 +688,7 @@ void mlx5e_build_create_cq_param(struct mlx5e_create_cq_param *ccp, struct mlx5e .napi = &c->napi, .ch_stats = c->stats, .node = cpu_to_node(c->cpu), - .ix = c->ix, + .ix = c->vec_ix, }; } @@ -945,7 +959,6 @@ static u8 rq_end_pad_mode(struct mlx5_core_dev *mdev, struct mlx5e_params *param int mlx5e_build_rq_param(struct mlx5_core_dev *mdev, struct mlx5e_params *params, struct mlx5e_xsk_param *xsk, - u16 q_counter, struct mlx5e_rq_param *param) { void *rqc = param->rqc; @@ -1007,7 +1020,6 @@ int mlx5e_build_rq_param(struct mlx5_core_dev *mdev, MLX5_SET(wq, wq, log_wq_stride, mlx5e_get_rqwq_log_stride(params->rq_wq_type, ndsegs)); MLX5_SET(wq, wq, pd, mdev->mlx5e_res.hw_objs.pdn); - MLX5_SET(rqc, rqc, counter_set_id, q_counter); MLX5_SET(rqc, rqc, vsd, params->vlan_strip_disable); MLX5_SET(rqc, rqc, scatter_fcs, params->scatter_fcs_en); @@ -1018,7 +1030,6 @@ int mlx5e_build_rq_param(struct mlx5_core_dev *mdev, } void mlx5e_build_drop_rq_param(struct mlx5_core_dev *mdev, - u16 q_counter, struct mlx5e_rq_param *param) { void *rqc = param->rqc; @@ -1027,7 +1038,6 @@ void mlx5e_build_drop_rq_param(struct mlx5_core_dev *mdev, MLX5_SET(wq, wq, wq_type, MLX5_WQ_TYPE_CYCLIC); MLX5_SET(wq, wq, log_wq_stride, mlx5e_get_rqwq_log_stride(MLX5_WQ_TYPE_CYCLIC, 1)); - MLX5_SET(rqc, rqc, counter_set_id, q_counter); param->wq.buf_numa_node = dev_to_node(mlx5_core_dma_dev(mdev)); } @@ -1292,13 +1302,12 @@ void mlx5e_build_xdpsq_param(struct mlx5_core_dev *mdev, int mlx5e_build_channel_param(struct mlx5_core_dev *mdev, struct mlx5e_params *params, - u16 q_counter, struct mlx5e_channel_param *cparam) { u8 icosq_log_wq_sz, async_icosq_log_wq_sz; int err; - err = mlx5e_build_rq_param(mdev, params, NULL, q_counter, &cparam->rq); + err = mlx5e_build_rq_param(mdev, params, NULL, &cparam->rq); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/params.h b/drivers/net/ethernet/mellanox/mlx5/core/en/params.h index 6800949dafbc..9a781f18b57f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.h @@ -130,10 +130,8 @@ void mlx5e_build_create_cq_param(struct mlx5e_create_cq_param *ccp, struct mlx5e int mlx5e_build_rq_param(struct mlx5_core_dev *mdev, struct mlx5e_params *params, struct mlx5e_xsk_param *xsk, - u16 q_counter, struct mlx5e_rq_param *param); void mlx5e_build_drop_rq_param(struct mlx5_core_dev *mdev, - u16 q_counter, struct mlx5e_rq_param *param); void mlx5e_build_sq_param_common(struct mlx5_core_dev *mdev, struct mlx5e_sq_param *param); @@ -149,7 +147,6 @@ void mlx5e_build_xdpsq_param(struct mlx5_core_dev *mdev, struct mlx5e_sq_param *param); int mlx5e_build_channel_param(struct mlx5_core_dev *mdev, struct mlx5e_params *params, - u16 q_counter, struct mlx5e_channel_param *cparam); u16 mlx5e_calc_sq_stop_room(struct mlx5_core_dev *mdev, struct mlx5e_params *params); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c index 078f56a3cbb2..d0af7271da34 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c @@ -42,9 +42,9 @@ mlx5e_ptp_port_ts_cqe_list_add(struct mlx5e_ptp_port_ts_cqe_list *list, u8 metad WARN_ON_ONCE(tracker->inuse); tracker->inuse = true; - spin_lock(&list->tracker_list_lock); + spin_lock_bh(&list->tracker_list_lock); list_add_tail(&tracker->entry, &list->tracker_list_head); - spin_unlock(&list->tracker_list_lock); + spin_unlock_bh(&list->tracker_list_lock); } static void @@ -54,9 +54,9 @@ mlx5e_ptp_port_ts_cqe_list_remove(struct mlx5e_ptp_port_ts_cqe_list *list, u8 me WARN_ON_ONCE(!tracker->inuse); tracker->inuse = false; - spin_lock(&list->tracker_list_lock); + spin_lock_bh(&list->tracker_list_lock); list_del(&tracker->entry); - spin_unlock(&list->tracker_list_lock); + spin_unlock_bh(&list->tracker_list_lock); } void mlx5e_ptpsq_track_metadata(struct mlx5e_ptpsq *ptpsq, u8 metadata) @@ -155,7 +155,7 @@ static void mlx5e_ptpsq_mark_ts_cqes_undelivered(struct mlx5e_ptpsq *ptpsq, struct mlx5e_ptp_metadata_map *metadata_map = &ptpsq->metadata_map; struct mlx5e_ptp_port_ts_cqe_tracker *pos, *n; - spin_lock(&cqe_list->tracker_list_lock); + spin_lock_bh(&cqe_list->tracker_list_lock); list_for_each_entry_safe(pos, n, &cqe_list->tracker_list_head, entry) { struct sk_buff *skb = mlx5e_ptp_metadata_map_lookup(metadata_map, pos->metadata_id); @@ -170,7 +170,7 @@ static void mlx5e_ptpsq_mark_ts_cqes_undelivered(struct mlx5e_ptpsq *ptpsq, pos->inuse = false; list_del(&pos->entry); } - spin_unlock(&cqe_list->tracker_list_lock); + spin_unlock_bh(&cqe_list->tracker_list_lock); } #define PTP_WQE_CTR2IDX(val) ((val) & ptpsq->ts_cqe_ctr_mask) @@ -646,7 +646,6 @@ static void mlx5e_ptp_build_sq_param(struct mlx5_core_dev *mdev, static void mlx5e_ptp_build_rq_param(struct mlx5_core_dev *mdev, struct net_device *netdev, - u16 q_counter, struct mlx5e_ptp_params *ptp_params) { struct mlx5e_rq_param *rq_params = &ptp_params->rq_param; @@ -655,7 +654,7 @@ static void mlx5e_ptp_build_rq_param(struct mlx5_core_dev *mdev, params->rq_wq_type = MLX5_WQ_TYPE_CYCLIC; mlx5e_init_rq_type_params(mdev, params); params->sw_mtu = netdev->max_mtu; - mlx5e_build_rq_param(mdev, params, NULL, q_counter, rq_params); + mlx5e_build_rq_param(mdev, params, NULL, rq_params); } static void mlx5e_ptp_build_params(struct mlx5e_ptp *c, @@ -681,7 +680,7 @@ static void mlx5e_ptp_build_params(struct mlx5e_ptp *c, /* RQ */ if (test_bit(MLX5E_PTP_STATE_RX, c->state)) { params->vlan_strip_disable = orig->vlan_strip_disable; - mlx5e_ptp_build_rq_param(c->mdev, c->netdev, c->priv->q_counter, cparams); + mlx5e_ptp_build_rq_param(c->mdev, c->netdev, cparams); } } @@ -714,13 +713,16 @@ static int mlx5e_ptp_open_rq(struct mlx5e_ptp *c, struct mlx5e_params *params, struct mlx5e_rq_param *rq_param) { int node = dev_to_node(c->mdev->device); - int err; + int err, sd_ix; + u16 q_counter; err = mlx5e_init_ptp_rq(c, params, &c->rq); if (err) return err; - return mlx5e_open_rq(params, rq_param, NULL, node, &c->rq); + sd_ix = mlx5_sd_ch_ix_get_dev_ix(c->mdev, MLX5E_PTP_CHANNEL_IX); + q_counter = c->priv->q_counter[sd_ix]; + return mlx5e_open_rq(params, rq_param, NULL, node, q_counter, &c->rq); } static int mlx5e_ptp_open_queues(struct mlx5e_ptp *c, @@ -935,6 +937,7 @@ void mlx5e_ptp_activate_channel(struct mlx5e_ptp *c) if (test_bit(MLX5E_PTP_STATE_RX, c->state)) { mlx5e_ptp_rx_set_fs(c->priv); mlx5e_activate_rq(&c->rq); + netif_queue_set_napi(c->netdev, c->rq.ix, NETDEV_QUEUE_TYPE_RX, &c->napi); } mlx5e_trigger_napi_sched(&c->napi); } @@ -943,8 +946,10 @@ void mlx5e_ptp_deactivate_channel(struct mlx5e_ptp *c) { int tc; - if (test_bit(MLX5E_PTP_STATE_RX, c->state)) + if (test_bit(MLX5E_PTP_STATE_RX, c->state)) { + netif_queue_set_napi(c->netdev, c->rq.ix, NETDEV_QUEUE_TYPE_RX, NULL); mlx5e_deactivate_rq(&c->rq); + } if (test_bit(MLX5E_PTP_STATE_TX, c->state)) { for (tc = 0; tc < c->num_tc; tc++) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c index 34adf8c3f81a..e87e26f2c669 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c @@ -122,8 +122,8 @@ int mlx5e_open_qos_sq(struct mlx5e_priv *priv, struct mlx5e_channels *chs, memset(¶m_sq, 0, sizeof(param_sq)); memset(¶m_cq, 0, sizeof(param_cq)); - mlx5e_build_sq_param(priv->mdev, params, ¶m_sq); - mlx5e_build_tx_cq_param(priv->mdev, params, ¶m_cq); + mlx5e_build_sq_param(c->mdev, params, ¶m_sq); + mlx5e_build_tx_cq_param(c->mdev, params, ¶m_cq); err = mlx5e_open_cq(c->mdev, params->tx_cq_moderation, ¶m_cq, &ccp, &sq->cq); if (err) goto err_free_sq; @@ -176,7 +176,7 @@ int mlx5e_activate_qos_sq(void *data, u16 node_qid, u32 hw_id) */ smp_wmb(); - qos_dbg(priv->mdev, "Activate QoS SQ qid %u\n", node_qid); + qos_dbg(sq->mdev, "Activate QoS SQ qid %u\n", node_qid); mlx5e_activate_txqsq(sq); return 0; @@ -190,7 +190,7 @@ void mlx5e_deactivate_qos_sq(struct mlx5e_priv *priv, u16 qid) if (!sq) /* Handle the case when the SQ failed to open. */ return; - qos_dbg(priv->mdev, "Deactivate QoS SQ qid %u\n", qid); + qos_dbg(sq->mdev, "Deactivate QoS SQ qid %u\n", qid); mlx5e_deactivate_txqsq(sq); priv->txq2sq[mlx5e_qid_from_qos(&priv->channels, qid)] = NULL; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c index 4358798d6ce1..25d751eba99b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c @@ -294,8 +294,8 @@ static void mlx5e_rx_reporter_diagnose_generic_rq(struct mlx5e_rq *rq, params = &priv->channels.params; rq_sz = mlx5e_rqwq_get_size(rq); - real_time = mlx5_is_real_time_rq(priv->mdev); - rq_stride = BIT(mlx5e_mpwqe_get_log_stride_size(priv->mdev, params, NULL)); + real_time = mlx5_is_real_time_rq(rq->mdev); + rq_stride = BIT(mlx5e_mpwqe_get_log_stride_size(rq->mdev, params, NULL)); mlx5e_health_fmsg_named_obj_nest_start(fmsg, "RQ"); devlink_fmsg_u8_pair_put(fmsg, "type", params->rq_wq_type); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c index 6b44ddce14e9..0ab9db319530 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c @@ -219,7 +219,6 @@ mlx5e_tx_reporter_build_diagnose_output_sq_common(struct devlink_fmsg *fmsg, struct mlx5e_txqsq *sq, int tc) { bool stopped = netif_xmit_stopped(sq->txq); - struct mlx5e_priv *priv = sq->priv; u8 state; int err; @@ -227,7 +226,7 @@ mlx5e_tx_reporter_build_diagnose_output_sq_common(struct devlink_fmsg *fmsg, devlink_fmsg_u32_pair_put(fmsg, "txq ix", sq->txq_ix); devlink_fmsg_u32_pair_put(fmsg, "sqn", sq->sqn); - err = mlx5_core_query_sq_state(priv->mdev, sq->sqn, &state); + err = mlx5_core_query_sq_state(sq->mdev, sq->sqn, &state); if (!err) devlink_fmsg_u8_pair_put(fmsg, "HW state", state); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c index 7b8ff7a71003..bcafb4bf9415 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c @@ -4,6 +4,33 @@ #include "rqt.h" #include <linux/mlx5/transobj.h> +static bool verify_num_vhca_ids(struct mlx5_core_dev *mdev, u32 *vhca_ids, + unsigned int size) +{ + unsigned int max_num_vhca_id = MLX5_CAP_GEN_2(mdev, max_rqt_vhca_id); + int i; + + /* Verify that all vhca_ids are in range [0, max_num_vhca_ids - 1] */ + for (i = 0; i < size; i++) + if (vhca_ids[i] >= max_num_vhca_id) + return false; + return true; +} + +static bool rqt_verify_vhca_ids(struct mlx5_core_dev *mdev, u32 *vhca_ids, + unsigned int size) +{ + if (!vhca_ids) + return true; + + if (!MLX5_CAP_GEN(mdev, cross_vhca_rqt)) + return false; + if (!verify_num_vhca_ids(mdev, vhca_ids, size)) + return false; + + return true; +} + void mlx5e_rss_params_indir_init_uniform(struct mlx5e_rss_params_indir *indir, unsigned int num_channels) { @@ -13,19 +40,38 @@ void mlx5e_rss_params_indir_init_uniform(struct mlx5e_rss_params_indir *indir, indir->table[i] = i % num_channels; } +static void fill_rqn_list(void *rqtc, u32 *rqns, u32 *vhca_ids, unsigned int size) +{ + unsigned int i; + + if (vhca_ids) { + MLX5_SET(rqtc, rqtc, rq_vhca_id_format, 1); + for (i = 0; i < size; i++) { + MLX5_SET(rqtc, rqtc, rq_vhca[i].rq_num, rqns[i]); + MLX5_SET(rqtc, rqtc, rq_vhca[i].rq_vhca_id, vhca_ids[i]); + } + } else { + for (i = 0; i < size; i++) + MLX5_SET(rqtc, rqtc, rq_num[i], rqns[i]); + } +} static int mlx5e_rqt_init(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, - u16 max_size, u32 *init_rqns, u16 init_size) + u16 max_size, u32 *init_rqns, u32 *init_vhca_ids, u16 init_size) { + int entry_sz; void *rqtc; int inlen; int err; u32 *in; - int i; + + if (!rqt_verify_vhca_ids(mdev, init_vhca_ids, init_size)) + return -EOPNOTSUPP; rqt->mdev = mdev; rqt->size = max_size; - inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + sizeof(u32) * init_size; + entry_sz = init_vhca_ids ? MLX5_ST_SZ_BYTES(rq_vhca) : MLX5_ST_SZ_BYTES(rq_num); + inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + entry_sz * init_size; in = kvzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; @@ -33,10 +79,9 @@ static int mlx5e_rqt_init(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, rqtc = MLX5_ADDR_OF(create_rqt_in, in, rqt_context); MLX5_SET(rqtc, rqtc, rqt_max_size, rqt->size); - MLX5_SET(rqtc, rqtc, rqt_actual_size, init_size); - for (i = 0; i < init_size; i++) - MLX5_SET(rqtc, rqtc, rq_num[i], init_rqns[i]); + + fill_rqn_list(rqtc, init_rqns, init_vhca_ids, init_size); err = mlx5_core_create_rqt(rqt->mdev, in, inlen, &rqt->rqtn); @@ -49,7 +94,7 @@ int mlx5e_rqt_init_direct(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, { u16 max_size = indir_enabled ? indir_table_size : 1; - return mlx5e_rqt_init(rqt, mdev, max_size, &init_rqn, 1); + return mlx5e_rqt_init(rqt, mdev, max_size, &init_rqn, NULL, 1); } static int mlx5e_bits_invert(unsigned long a, int size) @@ -63,7 +108,8 @@ static int mlx5e_bits_invert(unsigned long a, int size) return inv; } -static int mlx5e_calc_indir_rqns(u32 *rss_rqns, u32 *rqns, unsigned int num_rqns, +static int mlx5e_calc_indir_rqns(u32 *rss_rqns, u32 *rqns, u32 *rss_vhca_ids, u32 *vhca_ids, + unsigned int num_rqns, u8 hfunc, struct mlx5e_rss_params_indir *indir) { unsigned int i; @@ -82,30 +128,42 @@ static int mlx5e_calc_indir_rqns(u32 *rss_rqns, u32 *rqns, unsigned int num_rqns */ return -EINVAL; rss_rqns[i] = rqns[ix]; + if (vhca_ids) + rss_vhca_ids[i] = vhca_ids[ix]; } return 0; } int mlx5e_rqt_init_indir(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, - u32 *rqns, unsigned int num_rqns, + u32 *rqns, u32 *vhca_ids, unsigned int num_rqns, u8 hfunc, struct mlx5e_rss_params_indir *indir) { - u32 *rss_rqns; + u32 *rss_rqns, *rss_vhca_ids = NULL; int err; rss_rqns = kvmalloc_array(indir->actual_table_size, sizeof(*rss_rqns), GFP_KERNEL); if (!rss_rqns) return -ENOMEM; - err = mlx5e_calc_indir_rqns(rss_rqns, rqns, num_rqns, hfunc, indir); + if (vhca_ids) { + rss_vhca_ids = kvmalloc_array(indir->actual_table_size, sizeof(*rss_vhca_ids), + GFP_KERNEL); + if (!rss_vhca_ids) { + kvfree(rss_rqns); + return -ENOMEM; + } + } + + err = mlx5e_calc_indir_rqns(rss_rqns, rqns, rss_vhca_ids, vhca_ids, num_rqns, hfunc, indir); if (err) goto out; - err = mlx5e_rqt_init(rqt, mdev, indir->max_table_size, rss_rqns, + err = mlx5e_rqt_init(rqt, mdev, indir->max_table_size, rss_rqns, rss_vhca_ids, indir->actual_table_size); out: + kvfree(rss_vhca_ids); kvfree(rss_rqns); return err; } @@ -126,15 +184,20 @@ void mlx5e_rqt_destroy(struct mlx5e_rqt *rqt) mlx5_core_destroy_rqt(rqt->mdev, rqt->rqtn); } -static int mlx5e_rqt_redirect(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int size) +static int mlx5e_rqt_redirect(struct mlx5e_rqt *rqt, u32 *rqns, u32 *vhca_ids, + unsigned int size) { - unsigned int i; + int entry_sz; void *rqtc; int inlen; u32 *in; int err; - inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + sizeof(u32) * size; + if (!rqt_verify_vhca_ids(rqt->mdev, vhca_ids, size)) + return -EINVAL; + + entry_sz = vhca_ids ? MLX5_ST_SZ_BYTES(rq_vhca) : MLX5_ST_SZ_BYTES(rq_num); + inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + entry_sz * size; in = kvzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; @@ -143,8 +206,8 @@ static int mlx5e_rqt_redirect(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int siz MLX5_SET(modify_rqt_in, in, bitmask.rqn_list, 1); MLX5_SET(rqtc, rqtc, rqt_actual_size, size); - for (i = 0; i < size; i++) - MLX5_SET(rqtc, rqtc, rq_num[i], rqns[i]); + + fill_rqn_list(rqtc, rqns, vhca_ids, size); err = mlx5_core_modify_rqt(rqt->mdev, rqt->rqtn, in, inlen); @@ -152,17 +215,21 @@ static int mlx5e_rqt_redirect(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int siz return err; } -int mlx5e_rqt_redirect_direct(struct mlx5e_rqt *rqt, u32 rqn) +int mlx5e_rqt_redirect_direct(struct mlx5e_rqt *rqt, u32 rqn, u32 *vhca_id) { - return mlx5e_rqt_redirect(rqt, &rqn, 1); + return mlx5e_rqt_redirect(rqt, &rqn, vhca_id, 1); } -int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int num_rqns, +int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, u32 *vhca_ids, + unsigned int num_rqns, u8 hfunc, struct mlx5e_rss_params_indir *indir) { - u32 *rss_rqns; + u32 *rss_rqns, *rss_vhca_ids = NULL; int err; + if (!rqt_verify_vhca_ids(rqt->mdev, vhca_ids, num_rqns)) + return -EINVAL; + if (WARN_ON(rqt->size != indir->max_table_size)) return -EINVAL; @@ -170,13 +237,23 @@ int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int num_ if (!rss_rqns) return -ENOMEM; - err = mlx5e_calc_indir_rqns(rss_rqns, rqns, num_rqns, hfunc, indir); + if (vhca_ids) { + rss_vhca_ids = kvmalloc_array(indir->actual_table_size, sizeof(*rss_vhca_ids), + GFP_KERNEL); + if (!rss_vhca_ids) { + kvfree(rss_rqns); + return -ENOMEM; + } + } + + err = mlx5e_calc_indir_rqns(rss_rqns, rqns, rss_vhca_ids, vhca_ids, num_rqns, hfunc, indir); if (err) goto out; - err = mlx5e_rqt_redirect(rqt, rss_rqns, indir->actual_table_size); + err = mlx5e_rqt_redirect(rqt, rss_rqns, rss_vhca_ids, indir->actual_table_size); out: + kvfree(rss_vhca_ids); kvfree(rss_rqns); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h index 77fba3ebd18d..e0bc30308c77 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h @@ -20,7 +20,7 @@ void mlx5e_rss_params_indir_init_uniform(struct mlx5e_rss_params_indir *indir, unsigned int num_channels); struct mlx5e_rqt { - struct mlx5_core_dev *mdev; + struct mlx5_core_dev *mdev; /* primary */ u32 rqtn; u16 size; }; @@ -28,7 +28,7 @@ struct mlx5e_rqt { int mlx5e_rqt_init_direct(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, bool indir_enabled, u32 init_rqn, u32 indir_table_size); int mlx5e_rqt_init_indir(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, - u32 *rqns, unsigned int num_rqns, + u32 *rqns, u32 *vhca_ids, unsigned int num_rqns, u8 hfunc, struct mlx5e_rss_params_indir *indir); void mlx5e_rqt_destroy(struct mlx5e_rqt *rqt); @@ -38,8 +38,9 @@ static inline u32 mlx5e_rqt_get_rqtn(struct mlx5e_rqt *rqt) } u32 mlx5e_rqt_size(struct mlx5_core_dev *mdev, unsigned int num_channels); -int mlx5e_rqt_redirect_direct(struct mlx5e_rqt *rqt, u32 rqn); -int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int num_rqns, +int mlx5e_rqt_redirect_direct(struct mlx5e_rqt *rqt, u32 rqn, u32 *vhca_id); +int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, u32 *vhca_ids, + unsigned int num_rqns, u8 hfunc, struct mlx5e_rss_params_indir *indir); #endif /* __MLX5_EN_RQT_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rss.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rss.c index c1545a2e8d6d..5f742f896600 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rss.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rss.c @@ -74,7 +74,7 @@ struct mlx5e_rss { struct mlx5e_tir *tir[MLX5E_NUM_INDIR_TIRS]; struct mlx5e_tir *inner_tir[MLX5E_NUM_INDIR_TIRS]; struct mlx5e_rqt rqt; - struct mlx5_core_dev *mdev; + struct mlx5_core_dev *mdev; /* primary */ u32 drop_rqn; bool inner_ft_support; bool enabled; @@ -473,21 +473,22 @@ int mlx5e_rss_obtain_tirn(struct mlx5e_rss *rss, return 0; } -static int mlx5e_rss_apply(struct mlx5e_rss *rss, u32 *rqns, unsigned int num_rqns) +static int mlx5e_rss_apply(struct mlx5e_rss *rss, u32 *rqns, u32 *vhca_ids, unsigned int num_rqns) { int err; - err = mlx5e_rqt_redirect_indir(&rss->rqt, rqns, num_rqns, rss->hash.hfunc, &rss->indir); + err = mlx5e_rqt_redirect_indir(&rss->rqt, rqns, vhca_ids, num_rqns, rss->hash.hfunc, + &rss->indir); if (err) mlx5e_rss_warn(rss->mdev, "Failed to redirect RQT %#x to channels: err = %d\n", mlx5e_rqt_get_rqtn(&rss->rqt), err); return err; } -void mlx5e_rss_enable(struct mlx5e_rss *rss, u32 *rqns, unsigned int num_rqns) +void mlx5e_rss_enable(struct mlx5e_rss *rss, u32 *rqns, u32 *vhca_ids, unsigned int num_rqns) { rss->enabled = true; - mlx5e_rss_apply(rss, rqns, num_rqns); + mlx5e_rss_apply(rss, rqns, vhca_ids, num_rqns); } void mlx5e_rss_disable(struct mlx5e_rss *rss) @@ -495,7 +496,7 @@ void mlx5e_rss_disable(struct mlx5e_rss *rss) int err; rss->enabled = false; - err = mlx5e_rqt_redirect_direct(&rss->rqt, rss->drop_rqn); + err = mlx5e_rqt_redirect_direct(&rss->rqt, rss->drop_rqn, NULL); if (err) mlx5e_rss_warn(rss->mdev, "Failed to redirect RQT %#x to drop RQ %#x: err = %d\n", mlx5e_rqt_get_rqtn(&rss->rqt), rss->drop_rqn, err); @@ -568,7 +569,7 @@ int mlx5e_rss_get_rxfh(struct mlx5e_rss *rss, u32 *indir, u8 *key, u8 *hfunc) int mlx5e_rss_set_rxfh(struct mlx5e_rss *rss, const u32 *indir, const u8 *key, const u8 *hfunc, - u32 *rqns, unsigned int num_rqns) + u32 *rqns, u32 *vhca_ids, unsigned int num_rqns) { bool changed_indir = false; bool changed_hash = false; @@ -608,7 +609,7 @@ int mlx5e_rss_set_rxfh(struct mlx5e_rss *rss, const u32 *indir, } if (changed_indir && rss->enabled) { - err = mlx5e_rss_apply(rss, rqns, num_rqns); + err = mlx5e_rss_apply(rss, rqns, vhca_ids, num_rqns); if (err) { mlx5e_rss_copy(rss, old_rss); goto out; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rss.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rss.h index d1d0bc350e92..d0df98963c8d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rss.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rss.h @@ -39,7 +39,7 @@ int mlx5e_rss_obtain_tirn(struct mlx5e_rss *rss, const struct mlx5e_packet_merge_param *init_pkt_merge_param, bool inner, u32 *tirn); -void mlx5e_rss_enable(struct mlx5e_rss *rss, u32 *rqns, unsigned int num_rqns); +void mlx5e_rss_enable(struct mlx5e_rss *rss, u32 *rqns, u32 *vhca_ids, unsigned int num_rqns); void mlx5e_rss_disable(struct mlx5e_rss *rss); int mlx5e_rss_packet_merge_set_param(struct mlx5e_rss *rss, @@ -47,7 +47,7 @@ int mlx5e_rss_packet_merge_set_param(struct mlx5e_rss *rss, int mlx5e_rss_get_rxfh(struct mlx5e_rss *rss, u32 *indir, u8 *key, u8 *hfunc); int mlx5e_rss_set_rxfh(struct mlx5e_rss *rss, const u32 *indir, const u8 *key, const u8 *hfunc, - u32 *rqns, unsigned int num_rqns); + u32 *rqns, u32 *vhca_ids, unsigned int num_rqns); struct mlx5e_rss_params_hash mlx5e_rss_get_hash(struct mlx5e_rss *rss); u8 mlx5e_rss_get_hash_fields(struct mlx5e_rss *rss, enum mlx5_traffic_types tt); int mlx5e_rss_set_hash_fields(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c index b23e224e3763..a86eade9a9e0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c @@ -8,7 +8,7 @@ #define MLX5E_MAX_NUM_RSS 16 struct mlx5e_rx_res { - struct mlx5_core_dev *mdev; + struct mlx5_core_dev *mdev; /* primary */ enum mlx5e_rx_res_features features; unsigned int max_nch; u32 drop_rqn; @@ -19,6 +19,7 @@ struct mlx5e_rx_res { struct mlx5e_rss *rss[MLX5E_MAX_NUM_RSS]; bool rss_active; u32 *rss_rqns; + u32 *rss_vhca_ids; unsigned int rss_nch; struct { @@ -34,6 +35,13 @@ struct mlx5e_rx_res { /* API for rx_res_rss_* */ +static u32 *get_vhca_ids(struct mlx5e_rx_res *res, int offset) +{ + bool multi_vhca = res->features & MLX5E_RX_RES_FEATURE_MULTI_VHCA; + + return multi_vhca ? res->rss_vhca_ids + offset : NULL; +} + void mlx5e_rx_res_rss_update_num_channels(struct mlx5e_rx_res *res, u32 nch) { int i; @@ -85,8 +93,11 @@ int mlx5e_rx_res_rss_init(struct mlx5e_rx_res *res, u32 *rss_idx, unsigned int i return PTR_ERR(rss); mlx5e_rss_set_indir_uniform(rss, init_nch); - if (res->rss_active) - mlx5e_rss_enable(rss, res->rss_rqns, res->rss_nch); + if (res->rss_active) { + u32 *vhca_ids = get_vhca_ids(res, 0); + + mlx5e_rss_enable(rss, res->rss_rqns, vhca_ids, res->rss_nch); + } res->rss[i] = rss; *rss_idx = i; @@ -153,10 +164,12 @@ static void mlx5e_rx_res_rss_enable(struct mlx5e_rx_res *res) for (i = 0; i < MLX5E_MAX_NUM_RSS; i++) { struct mlx5e_rss *rss = res->rss[i]; + u32 *vhca_ids; if (!rss) continue; - mlx5e_rss_enable(rss, res->rss_rqns, res->rss_nch); + vhca_ids = get_vhca_ids(res, 0); + mlx5e_rss_enable(rss, res->rss_rqns, vhca_ids, res->rss_nch); } } @@ -200,6 +213,7 @@ int mlx5e_rx_res_rss_get_rxfh(struct mlx5e_rx_res *res, u32 rss_idx, int mlx5e_rx_res_rss_set_rxfh(struct mlx5e_rx_res *res, u32 rss_idx, const u32 *indir, const u8 *key, const u8 *hfunc) { + u32 *vhca_ids = get_vhca_ids(res, 0); struct mlx5e_rss *rss; if (rss_idx >= MLX5E_MAX_NUM_RSS) @@ -209,7 +223,8 @@ int mlx5e_rx_res_rss_set_rxfh(struct mlx5e_rx_res *res, u32 rss_idx, if (!rss) return -ENOENT; - return mlx5e_rss_set_rxfh(rss, indir, key, hfunc, res->rss_rqns, res->rss_nch); + return mlx5e_rss_set_rxfh(rss, indir, key, hfunc, res->rss_rqns, vhca_ids, + res->rss_nch); } int mlx5e_rx_res_rss_get_hash_fields(struct mlx5e_rx_res *res, u32 rss_idx, @@ -280,11 +295,13 @@ struct mlx5e_rss *mlx5e_rx_res_rss_get(struct mlx5e_rx_res *res, u32 rss_idx) static void mlx5e_rx_res_free(struct mlx5e_rx_res *res) { + kvfree(res->rss_vhca_ids); kvfree(res->rss_rqns); kvfree(res); } -static struct mlx5e_rx_res *mlx5e_rx_res_alloc(struct mlx5_core_dev *mdev, unsigned int max_nch) +static struct mlx5e_rx_res *mlx5e_rx_res_alloc(struct mlx5_core_dev *mdev, unsigned int max_nch, + bool multi_vhca) { struct mlx5e_rx_res *rx_res; @@ -298,6 +315,15 @@ static struct mlx5e_rx_res *mlx5e_rx_res_alloc(struct mlx5_core_dev *mdev, unsig return NULL; } + if (multi_vhca) { + rx_res->rss_vhca_ids = kvcalloc(max_nch, sizeof(*rx_res->rss_vhca_ids), GFP_KERNEL); + if (!rx_res->rss_vhca_ids) { + kvfree(rx_res->rss_rqns); + kvfree(rx_res); + return NULL; + } + } + return rx_res; } @@ -424,10 +450,11 @@ mlx5e_rx_res_create(struct mlx5_core_dev *mdev, enum mlx5e_rx_res_features featu const struct mlx5e_packet_merge_param *init_pkt_merge_param, unsigned int init_nch) { + bool multi_vhca = features & MLX5E_RX_RES_FEATURE_MULTI_VHCA; struct mlx5e_rx_res *res; int err; - res = mlx5e_rx_res_alloc(mdev, max_nch); + res = mlx5e_rx_res_alloc(mdev, max_nch, multi_vhca); if (!res) return ERR_PTR(-ENOMEM); @@ -504,10 +531,11 @@ static void mlx5e_rx_res_channel_activate_direct(struct mlx5e_rx_res *res, struct mlx5e_channels *chs, unsigned int ix) { + u32 *vhca_id = get_vhca_ids(res, ix); u32 rqn = res->rss_rqns[ix]; int err; - err = mlx5e_rqt_redirect_direct(&res->channels[ix].direct_rqt, rqn); + err = mlx5e_rqt_redirect_direct(&res->channels[ix].direct_rqt, rqn, vhca_id); if (err) mlx5_core_warn(res->mdev, "Failed to redirect direct RQT %#x to RQ %#x (channel %u): err = %d\n", mlx5e_rqt_get_rqtn(&res->channels[ix].direct_rqt), @@ -519,7 +547,7 @@ static void mlx5e_rx_res_channel_deactivate_direct(struct mlx5e_rx_res *res, { int err; - err = mlx5e_rqt_redirect_direct(&res->channels[ix].direct_rqt, res->drop_rqn); + err = mlx5e_rqt_redirect_direct(&res->channels[ix].direct_rqt, res->drop_rqn, NULL); if (err) mlx5_core_warn(res->mdev, "Failed to redirect direct RQT %#x to drop RQ %#x (channel %u): err = %d\n", mlx5e_rqt_get_rqtn(&res->channels[ix].direct_rqt), @@ -534,10 +562,12 @@ void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_chann nch = mlx5e_channels_get_num(chs); for (ix = 0; ix < chs->num; ix++) { + u32 *vhca_id = get_vhca_ids(res, ix); + if (mlx5e_channels_is_xsk(chs, ix)) - mlx5e_channels_get_xsk_rqn(chs, ix, &res->rss_rqns[ix]); + mlx5e_channels_get_xsk_rqn(chs, ix, &res->rss_rqns[ix], vhca_id); else - mlx5e_channels_get_regular_rqn(chs, ix, &res->rss_rqns[ix]); + mlx5e_channels_get_regular_rqn(chs, ix, &res->rss_rqns[ix], vhca_id); } res->rss_nch = chs->num; @@ -554,7 +584,7 @@ void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_chann if (!mlx5e_channels_get_ptp_rqn(chs, &rqn)) rqn = res->drop_rqn; - err = mlx5e_rqt_redirect_direct(&res->ptp.rqt, rqn); + err = mlx5e_rqt_redirect_direct(&res->ptp.rqt, rqn, NULL); if (err) mlx5_core_warn(res->mdev, "Failed to redirect direct RQT %#x to RQ %#x (PTP): err = %d\n", mlx5e_rqt_get_rqtn(&res->ptp.rqt), @@ -573,7 +603,7 @@ void mlx5e_rx_res_channels_deactivate(struct mlx5e_rx_res *res) mlx5e_rx_res_channel_deactivate_direct(res, ix); if (res->features & MLX5E_RX_RES_FEATURE_PTP) { - err = mlx5e_rqt_redirect_direct(&res->ptp.rqt, res->drop_rqn); + err = mlx5e_rqt_redirect_direct(&res->ptp.rqt, res->drop_rqn, NULL); if (err) mlx5_core_warn(res->mdev, "Failed to redirect direct RQT %#x to drop RQ %#x (PTP): err = %d\n", mlx5e_rqt_get_rqtn(&res->ptp.rqt), @@ -584,10 +614,12 @@ void mlx5e_rx_res_channels_deactivate(struct mlx5e_rx_res *res) void mlx5e_rx_res_xsk_update(struct mlx5e_rx_res *res, struct mlx5e_channels *chs, unsigned int ix, bool xsk) { + u32 *vhca_id = get_vhca_ids(res, ix); + if (xsk) - mlx5e_channels_get_xsk_rqn(chs, ix, &res->rss_rqns[ix]); + mlx5e_channels_get_xsk_rqn(chs, ix, &res->rss_rqns[ix], vhca_id); else - mlx5e_channels_get_regular_rqn(chs, ix, &res->rss_rqns[ix]); + mlx5e_channels_get_regular_rqn(chs, ix, &res->rss_rqns[ix], vhca_id); mlx5e_rx_res_rss_enable(res); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h index 82aaba8a82b3..7b1a9f0f1874 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h @@ -18,6 +18,7 @@ struct mlx5e_rss_params_hash; enum mlx5e_rx_res_features { MLX5E_RX_RES_FEATURE_INNER_FT = BIT(0), MLX5E_RX_RES_FEATURE_PTP = BIT(1), + MLX5E_RX_RES_FEATURE_MULTI_VHCA = BIT(2), }; /* Setup */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_act.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_act.c index 86bf007fd05b..b500cc2c9689 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_act.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_act.c @@ -37,7 +37,7 @@ mlx5e_tc_post_act_init(struct mlx5e_priv *priv, struct mlx5_fs_chains *chains, if (!MLX5_CAP_FLOWTABLE_TYPE(priv->mdev, ignore_flow_level, table_type)) { if (priv->mdev->coredev_type == MLX5_COREDEV_PF) - mlx5_core_warn(priv->mdev, "firmware level support is missing\n"); + mlx5_core_dbg(priv->mdev, "firmware flow level support is missing\n"); err = -EOPNOTSUPP; goto err_check; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c index ac458a8d10e0..53ca16cb9c41 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c @@ -63,10 +63,12 @@ static int mlx5e_open_trap_rq(struct mlx5e_priv *priv, struct mlx5e_trap *t) struct mlx5e_create_cq_param ccp = {}; struct dim_cq_moder trap_moder = {}; struct mlx5e_rq *rq = &t->rq; + u16 q_counter; int node; int err; node = dev_to_node(mdev->device); + q_counter = priv->q_counter[0]; ccp.netdev = priv->netdev; ccp.wq = priv->wq; @@ -79,7 +81,7 @@ static int mlx5e_open_trap_rq(struct mlx5e_priv *priv, struct mlx5e_trap *t) return err; mlx5e_init_trap_rq(t, &t->params, rq); - err = mlx5e_open_rq(&t->params, rq_param, NULL, node, rq); + err = mlx5e_open_rq(&t->params, rq_param, NULL, node, q_counter, rq); if (err) goto err_destroy_cq; @@ -116,15 +118,14 @@ static int mlx5e_create_trap_direct_rq_tir(struct mlx5_core_dev *mdev, struct ml } static void mlx5e_build_trap_params(struct mlx5_core_dev *mdev, - int max_mtu, u16 q_counter, - struct mlx5e_trap *t) + int max_mtu, struct mlx5e_trap *t) { struct mlx5e_params *params = &t->params; params->rq_wq_type = MLX5_WQ_TYPE_CYCLIC; mlx5e_init_rq_type_params(mdev, params); params->sw_mtu = max_mtu; - mlx5e_build_rq_param(mdev, params, NULL, q_counter, &t->rq_param); + mlx5e_build_rq_param(mdev, params, NULL, &t->rq_param); } static struct mlx5e_trap *mlx5e_open_trap(struct mlx5e_priv *priv) @@ -138,7 +139,7 @@ static struct mlx5e_trap *mlx5e_open_trap(struct mlx5e_priv *priv) if (!t) return ERR_PTR(-ENOMEM); - mlx5e_build_trap_params(priv->mdev, netdev->max_mtu, priv->q_counter, t); + mlx5e_build_trap_params(priv->mdev, netdev->max_mtu, t); t->priv = priv; t->mdev = priv->mdev; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c index ebada0c5af3c..db776e515b6a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/pool.c @@ -6,10 +6,10 @@ #include "setup.h" #include "en/params.h" -static int mlx5e_xsk_map_pool(struct mlx5e_priv *priv, +static int mlx5e_xsk_map_pool(struct mlx5_core_dev *mdev, struct xsk_buff_pool *pool) { - struct device *dev = mlx5_core_dma_dev(priv->mdev); + struct device *dev = mlx5_core_dma_dev(mdev); return xsk_pool_dma_map(pool, dev, DMA_ATTR_SKIP_CPU_SYNC); } @@ -89,7 +89,7 @@ static int mlx5e_xsk_enable_locked(struct mlx5e_priv *priv, if (unlikely(!mlx5e_xsk_is_pool_sane(pool))) return -EINVAL; - err = mlx5e_xsk_map_pool(priv, pool); + err = mlx5e_xsk_map_pool(mlx5_sd_ch_ix_get_dev(priv->mdev, ix), pool); if (unlikely(err)) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c index 82e6abbc1734..06592b9f0424 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c @@ -49,10 +49,9 @@ bool mlx5e_validate_xsk_param(struct mlx5e_params *params, static void mlx5e_build_xsk_cparam(struct mlx5_core_dev *mdev, struct mlx5e_params *params, struct mlx5e_xsk_param *xsk, - u16 q_counter, struct mlx5e_channel_param *cparam) { - mlx5e_build_rq_param(mdev, params, xsk, q_counter, &cparam->rq); + mlx5e_build_rq_param(mdev, params, xsk, &cparam->rq); mlx5e_build_xdpsq_param(mdev, params, xsk, &cparam->xdp_sq); } @@ -93,6 +92,7 @@ static int mlx5e_open_xsk_rq(struct mlx5e_channel *c, struct mlx5e_params *param struct mlx5e_rq_param *rq_params, struct xsk_buff_pool *pool, struct mlx5e_xsk_param *xsk) { + u16 q_counter = c->priv->q_counter[c->sd_ix]; struct mlx5e_rq *xskrq = &c->xskrq; int err; @@ -100,7 +100,7 @@ static int mlx5e_open_xsk_rq(struct mlx5e_channel *c, struct mlx5e_params *param if (err) return err; - err = mlx5e_open_rq(params, rq_params, xsk, cpu_to_node(c->cpu), xskrq); + err = mlx5e_open_rq(params, rq_params, xsk, cpu_to_node(c->cpu), q_counter, xskrq); if (err) return err; @@ -125,7 +125,7 @@ int mlx5e_open_xsk(struct mlx5e_priv *priv, struct mlx5e_params *params, if (!cparam) return -ENOMEM; - mlx5e_build_xsk_cparam(priv->mdev, params, xsk, priv->q_counter, cparam); + mlx5e_build_xsk_cparam(priv->mdev, params, xsk, cparam); err = mlx5e_open_cq(c->mdev, params->rx_cq_moderation, &cparam->rq.cqp, &ccp, &c->xskrq.cq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c index 05612d9c6080..c54fd01ea635 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c @@ -984,21 +984,41 @@ static void mlx5e_xfrm_advance_esn_state(struct xfrm_state *x) queue_work(sa_entry->ipsec->wq, &work->work); } -static void mlx5e_xfrm_update_curlft(struct xfrm_state *x) +static void mlx5e_xfrm_update_stats(struct xfrm_state *x) { struct mlx5e_ipsec_sa_entry *sa_entry = to_ipsec_sa_entry(x); struct mlx5e_ipsec_rule *ipsec_rule = &sa_entry->ipsec_rule; + struct net *net = dev_net(x->xso.dev); u64 packets, bytes, lastuse; lockdep_assert(lockdep_is_held(&x->lock) || - lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_cfg_mutex)); + lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_cfg_mutex) || + lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_state_lock)); if (x->xso.flags & XFRM_DEV_OFFLOAD_FLAG_ACQ) return; + if (sa_entry->attrs.dir == XFRM_DEV_OFFLOAD_IN) { + mlx5_fc_query_cached(ipsec_rule->auth.fc, &bytes, &packets, &lastuse); + x->stats.integrity_failed += packets; + XFRM_ADD_STATS(net, LINUX_MIB_XFRMINSTATEPROTOERROR, packets); + + mlx5_fc_query_cached(ipsec_rule->trailer.fc, &bytes, &packets, &lastuse); + XFRM_ADD_STATS(net, LINUX_MIB_XFRMINHDRERROR, packets); + } + + if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET) + return; + mlx5_fc_query_cached(ipsec_rule->fc, &bytes, &packets, &lastuse); x->curlft.packets += packets; x->curlft.bytes += bytes; + + if (sa_entry->attrs.dir == XFRM_DEV_OFFLOAD_IN) { + mlx5_fc_query_cached(ipsec_rule->replay.fc, &bytes, &packets, &lastuse); + x->stats.replay += packets; + XFRM_ADD_STATS(net, LINUX_MIB_XFRMINSTATESEQERROR, packets); + } } static int mlx5e_xfrm_validate_policy(struct mlx5_core_dev *mdev, @@ -1156,7 +1176,7 @@ static const struct xfrmdev_ops mlx5e_ipsec_xfrmdev_ops = { .xdo_dev_offload_ok = mlx5e_ipsec_offload_ok, .xdo_dev_state_advance_esn = mlx5e_xfrm_advance_esn_state, - .xdo_dev_state_update_curlft = mlx5e_xfrm_update_curlft, + .xdo_dev_state_update_stats = mlx5e_xfrm_update_stats, .xdo_dev_policy_add = mlx5e_xfrm_add_policy, .xdo_dev_policy_delete = mlx5e_xfrm_del_policy, .xdo_dev_policy_free = mlx5e_xfrm_free_policy, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h index adaea3493193..7d943e93cf6d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h @@ -137,7 +137,6 @@ struct mlx5e_ipsec_hw_stats { struct mlx5e_ipsec_sw_stats { atomic64_t ipsec_rx_drop_sp_alloc; atomic64_t ipsec_rx_drop_sadb_miss; - atomic64_t ipsec_rx_drop_syndrome; atomic64_t ipsec_tx_drop_bundle; atomic64_t ipsec_tx_drop_no_state; atomic64_t ipsec_tx_drop_not_ip; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c index 51a144246ea6..727fa7c18523 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c @@ -304,12 +304,6 @@ drop: return false; } -enum { - MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_DECRYPTED, - MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_AUTH_FAILED, - MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_BAD_TRAILER, -}; - void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev, struct sk_buff *skb, u32 ipsec_meta_data) @@ -343,20 +337,7 @@ void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev, xo = xfrm_offload(skb); xo->flags = CRYPTO_DONE; - - switch (MLX5_IPSEC_METADATA_SYNDROM(ipsec_meta_data)) { - case MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_DECRYPTED: - xo->status = CRYPTO_SUCCESS; - break; - case MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_AUTH_FAILED: - xo->status = CRYPTO_TUNNEL_ESP_AUTH_FAILED; - break; - case MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_BAD_TRAILER: - xo->status = CRYPTO_INVALID_PACKET_SYNTAX; - break; - default: - atomic64_inc(&ipsec->sw_stats.ipsec_rx_drop_syndrome); - } + xo->status = CRYPTO_SUCCESS; } int mlx5_esw_ipsec_rx_make_metadata(struct mlx5e_priv *priv, u32 id, u32 *metadata) @@ -374,8 +355,6 @@ int mlx5_esw_ipsec_rx_make_metadata(struct mlx5e_priv *priv, u32 id, u32 *metada return err; } - *metadata = MLX5_IPSEC_METADATA_CREATE(ipsec_obj_id, - MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_DECRYPTED); - + *metadata = ipsec_obj_id; return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h index 2ed99772f168..82064614846f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h @@ -43,7 +43,6 @@ #define MLX5_IPSEC_METADATA_MARKER(metadata) (((metadata) >> 31) & 0x1) #define MLX5_IPSEC_METADATA_SYNDROM(metadata) (((metadata) >> 24) & GENMASK(5, 0)) #define MLX5_IPSEC_METADATA_HANDLE(metadata) ((metadata) & GENMASK(23, 0)) -#define MLX5_IPSEC_METADATA_CREATE(id, syndrome) ((id) | ((syndrome) << 24)) struct mlx5e_accel_tx_ipsec_state { struct xfrm_offload *xo; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c index e0e36a09721c..dd36b04e30a0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c @@ -51,7 +51,6 @@ static const struct counter_desc mlx5e_ipsec_hw_stats_desc[] = { static const struct counter_desc mlx5e_ipsec_sw_stats_desc[] = { { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sp_alloc) }, { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sadb_miss) }, - { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_syndrome) }, { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_bundle) }, { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_no_state) }, { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_not_ip) }, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c index 984fa04bd331..e3e57c849436 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c @@ -96,7 +96,7 @@ bool mlx5e_is_ktls_rx(struct mlx5_core_dev *mdev) { u8 max_sq_wqebbs = mlx5e_get_max_sq_wqebbs(mdev); - if (is_kdump_kernel() || !MLX5_CAP_GEN(mdev, tls_rx)) + if (is_kdump_kernel() || !MLX5_CAP_GEN(mdev, tls_rx) || mlx5_get_sd(mdev)) return false; /* Check the possibility to post the required ICOSQ WQEs. */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h index f11075e67658..adc6d8ea0960 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h @@ -11,6 +11,7 @@ #ifdef CONFIG_MLX5_EN_TLS #include "lib/crypto.h" +#include "lib/mlx5.h" struct mlx5_crypto_dek *mlx5_ktls_create_key(struct mlx5_crypto_dek_pool *dek_pool, struct tls_crypto_info *crypto_info); @@ -61,7 +62,8 @@ void mlx5e_ktls_rx_resync_destroy_resp_list(struct mlx5e_ktls_resync_resp *resp_ static inline bool mlx5e_is_ktls_tx(struct mlx5_core_dev *mdev) { - return !is_kdump_kernel() && MLX5_CAP_GEN(mdev, tls_tx); + return !is_kdump_kernel() && MLX5_CAP_GEN(mdev, tls_tx) && + !mlx5_get_sd(mdev); } bool mlx5e_is_ktls_rx(struct mlx5_core_dev *mdev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c index 9b597cb24598..65ccb33edafb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c @@ -267,7 +267,7 @@ resync_post_get_progress_params(struct mlx5e_icosq *sq, goto err_out; } - pdev = mlx5_core_dma_dev(sq->channel->priv->mdev); + pdev = mlx5_core_dma_dev(sq->channel->mdev); buf->dma_addr = dma_map_single(pdev, &buf->progress, PROGRESS_PARAMS_PADDED_SIZE, DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(pdev, buf->dma_addr))) { @@ -425,14 +425,12 @@ void mlx5e_ktls_handle_get_psv_completion(struct mlx5e_icosq_wqe_info *wi, { struct mlx5e_ktls_rx_resync_buf *buf = wi->tls_get_params.buf; struct mlx5e_ktls_offload_context_rx *priv_rx; - struct mlx5e_ktls_rx_resync_ctx *resync; u8 tracker_state, auth_state, *ctx; struct device *dev; u32 hw_seq; priv_rx = buf->priv_rx; - resync = &priv_rx->resync; - dev = mlx5_core_dma_dev(resync->priv->mdev); + dev = mlx5_core_dma_dev(sq->channel->mdev); if (unlikely(test_bit(MLX5E_PRIV_RX_FLAG_DELETING, priv_rx->flags))) goto out; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c index d4ebd8743114..b2cabd6ab86c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c @@ -310,9 +310,9 @@ static void mlx5e_macsec_destroy_object(struct mlx5_core_dev *mdev, u32 macsec_o mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out)); } -static void mlx5e_macsec_cleanup_sa(struct mlx5e_macsec *macsec, - struct mlx5e_macsec_sa *sa, - bool is_tx, struct net_device *netdev, u32 fs_id) +static void mlx5e_macsec_cleanup_sa_fs(struct mlx5e_macsec *macsec, + struct mlx5e_macsec_sa *sa, bool is_tx, + struct net_device *netdev, u32 fs_id) { int action = (is_tx) ? MLX5_ACCEL_MACSEC_ACTION_ENCRYPT : MLX5_ACCEL_MACSEC_ACTION_DECRYPT; @@ -322,20 +322,49 @@ static void mlx5e_macsec_cleanup_sa(struct mlx5e_macsec *macsec, mlx5_macsec_fs_del_rule(macsec->mdev->macsec_fs, sa->macsec_rule, action, netdev, fs_id); - mlx5e_macsec_destroy_object(macsec->mdev, sa->macsec_obj_id); sa->macsec_rule = NULL; } +static void mlx5e_macsec_cleanup_sa(struct mlx5e_macsec *macsec, + struct mlx5e_macsec_sa *sa, bool is_tx, + struct net_device *netdev, u32 fs_id) +{ + mlx5e_macsec_cleanup_sa_fs(macsec, sa, is_tx, netdev, fs_id); + mlx5e_macsec_destroy_object(macsec->mdev, sa->macsec_obj_id); +} + +static int mlx5e_macsec_init_sa_fs(struct macsec_context *ctx, + struct mlx5e_macsec_sa *sa, bool encrypt, + bool is_tx, u32 *fs_id) +{ + struct mlx5e_priv *priv = macsec_netdev_priv(ctx->netdev); + struct mlx5_macsec_fs *macsec_fs = priv->mdev->macsec_fs; + struct mlx5_macsec_rule_attrs rule_attrs; + union mlx5_macsec_rule *macsec_rule; + + rule_attrs.macsec_obj_id = sa->macsec_obj_id; + rule_attrs.sci = sa->sci; + rule_attrs.assoc_num = sa->assoc_num; + rule_attrs.action = (is_tx) ? MLX5_ACCEL_MACSEC_ACTION_ENCRYPT : + MLX5_ACCEL_MACSEC_ACTION_DECRYPT; + + macsec_rule = mlx5_macsec_fs_add_rule(macsec_fs, ctx, &rule_attrs, fs_id); + if (!macsec_rule) + return -ENOMEM; + + sa->macsec_rule = macsec_rule; + + return 0; +} + static int mlx5e_macsec_init_sa(struct macsec_context *ctx, struct mlx5e_macsec_sa *sa, bool encrypt, bool is_tx, u32 *fs_id) { struct mlx5e_priv *priv = macsec_netdev_priv(ctx->netdev); struct mlx5e_macsec *macsec = priv->macsec; - struct mlx5_macsec_rule_attrs rule_attrs; struct mlx5_core_dev *mdev = priv->mdev; struct mlx5_macsec_obj_attrs obj_attrs; - union mlx5_macsec_rule *macsec_rule; int err; obj_attrs.next_pn = sa->next_pn; @@ -357,20 +386,12 @@ static int mlx5e_macsec_init_sa(struct macsec_context *ctx, if (err) return err; - rule_attrs.macsec_obj_id = sa->macsec_obj_id; - rule_attrs.sci = sa->sci; - rule_attrs.assoc_num = sa->assoc_num; - rule_attrs.action = (is_tx) ? MLX5_ACCEL_MACSEC_ACTION_ENCRYPT : - MLX5_ACCEL_MACSEC_ACTION_DECRYPT; - - macsec_rule = mlx5_macsec_fs_add_rule(mdev->macsec_fs, ctx, &rule_attrs, fs_id); - if (!macsec_rule) { - err = -ENOMEM; - goto destroy_macsec_object; + if (sa->active) { + err = mlx5e_macsec_init_sa_fs(ctx, sa, encrypt, is_tx, fs_id); + if (err) + goto destroy_macsec_object; } - sa->macsec_rule = macsec_rule; - return 0; destroy_macsec_object: @@ -526,9 +547,7 @@ static int mlx5e_macsec_add_txsa(struct macsec_context *ctx) goto destroy_sa; macsec_device->tx_sa[assoc_num] = tx_sa; - if (!secy->operational || - assoc_num != tx_sc->encoding_sa || - !tx_sa->active) + if (!secy->operational) goto out; err = mlx5e_macsec_init_sa(ctx, tx_sa, tx_sc->encrypt, true, NULL); @@ -595,7 +614,7 @@ static int mlx5e_macsec_upd_txsa(struct macsec_context *ctx) goto out; if (ctx_tx_sa->active) { - err = mlx5e_macsec_init_sa(ctx, tx_sa, tx_sc->encrypt, true, NULL); + err = mlx5e_macsec_init_sa_fs(ctx, tx_sa, tx_sc->encrypt, true, NULL); if (err) goto out; } else { @@ -604,7 +623,7 @@ static int mlx5e_macsec_upd_txsa(struct macsec_context *ctx) goto out; } - mlx5e_macsec_cleanup_sa(macsec, tx_sa, true, ctx->secy->netdev, 0); + mlx5e_macsec_cleanup_sa_fs(macsec, tx_sa, true, ctx->secy->netdev, 0); } out: mutex_unlock(&macsec->lock); @@ -1030,8 +1049,9 @@ static int mlx5e_macsec_del_rxsa(struct macsec_context *ctx) goto out; } - mlx5e_macsec_cleanup_sa(macsec, rx_sa, false, ctx->secy->netdev, - rx_sc->sc_xarray_element->fs_id); + if (rx_sa->active) + mlx5e_macsec_cleanup_sa(macsec, rx_sa, false, ctx->secy->netdev, + rx_sc->sc_xarray_element->fs_id); mlx5_destroy_encryption_key(macsec->mdev, rx_sa->enc_key_id); kfree(rx_sa); rx_sc->rx_sa[assoc_num] = NULL; @@ -1112,8 +1132,8 @@ static int macsec_upd_secy_hw_address(struct macsec_context *ctx, if (!rx_sa || !rx_sa->macsec_rule) continue; - mlx5e_macsec_cleanup_sa(macsec, rx_sa, false, ctx->secy->netdev, - rx_sc->sc_xarray_element->fs_id); + mlx5e_macsec_cleanup_sa_fs(macsec, rx_sa, false, ctx->secy->netdev, + rx_sc->sc_xarray_element->fs_id); } } @@ -1124,8 +1144,8 @@ static int macsec_upd_secy_hw_address(struct macsec_context *ctx, continue; if (rx_sa->active) { - err = mlx5e_macsec_init_sa(ctx, rx_sa, true, false, - &rx_sc->sc_xarray_element->fs_id); + err = mlx5e_macsec_init_sa_fs(ctx, rx_sa, true, false, + &rx_sc->sc_xarray_element->fs_id); if (err) goto out; } @@ -1178,7 +1198,7 @@ static int mlx5e_macsec_upd_secy(struct macsec_context *ctx) if (!tx_sa) continue; - mlx5e_macsec_cleanup_sa(macsec, tx_sa, true, ctx->secy->netdev, 0); + mlx5e_macsec_cleanup_sa_fs(macsec, tx_sa, true, ctx->secy->netdev, 0); } for (i = 0; i < MACSEC_NUM_AN; ++i) { @@ -1187,7 +1207,7 @@ static int mlx5e_macsec_upd_secy(struct macsec_context *ctx) continue; if (tx_sa->assoc_num == tx_sc->encoding_sa && tx_sa->active) { - err = mlx5e_macsec_init_sa(ctx, tx_sa, tx_sc->encrypt, true, NULL); + err = mlx5e_macsec_init_sa_fs(ctx, tx_sa, tx_sc->encrypt, true, NULL); if (err) goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c index e66f486faafe..c7f542d0b8f0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c @@ -34,6 +34,7 @@ #include <linux/mlx5/fs.h> #include <linux/ip.h> #include <linux/ipv6.h> +#include <net/rps.h> #include "en.h" #define ARFS_HASH_SHIFT BITS_PER_BYTE diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index c8e8f512803e..91848eae4565 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -70,6 +70,7 @@ #include "qos.h" #include "en/trap.h" #include "lib/devcom.h" +#include "lib/sd.h" bool mlx5e_check_fragmented_striding_rq_cap(struct mlx5_core_dev *mdev, u8 page_shift, enum mlx5e_mpwrq_umr_mode umr_mode) @@ -1024,7 +1025,7 @@ static void mlx5e_free_rq(struct mlx5e_rq *rq) mlx5_wq_destroy(&rq->wq_ctrl); } -int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param) +int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param, u16 q_counter) { struct mlx5_core_dev *mdev = rq->mdev; u8 ts_format; @@ -1051,6 +1052,7 @@ int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param) MLX5_SET(rqc, rqc, cqn, rq->cq.mcq.cqn); MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RST); MLX5_SET(rqc, rqc, ts_format, ts_format); + MLX5_SET(rqc, rqc, counter_set_id, q_counter); MLX5_SET(wq, wq, log_wq_pg_sz, rq->wq_ctrl.buf.page_shift - MLX5_ADAPTER_PAGE_SHIFT); MLX5_SET64(wq, wq, dbr_addr, rq->wq_ctrl.db.dma); @@ -1274,7 +1276,7 @@ void mlx5e_free_rx_descs(struct mlx5e_rq *rq) } int mlx5e_open_rq(struct mlx5e_params *params, struct mlx5e_rq_param *param, - struct mlx5e_xsk_param *xsk, int node, + struct mlx5e_xsk_param *xsk, int node, u16 q_counter, struct mlx5e_rq *rq) { struct mlx5_core_dev *mdev = rq->mdev; @@ -1287,7 +1289,7 @@ int mlx5e_open_rq(struct mlx5e_params *params, struct mlx5e_rq_param *param, if (err) return err; - err = mlx5e_create_rq(rq, param); + err = mlx5e_create_rq(rq, param, q_counter); if (err) goto err_free_rq; @@ -1806,6 +1808,7 @@ void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); netdev_tx_reset_queue(sq->txq); netif_tx_start_queue(sq->txq); + netif_queue_set_napi(sq->netdev, sq->txq_ix, NETDEV_QUEUE_TYPE_TX, sq->cq.napi); } void mlx5e_tx_disable_queue(struct netdev_queue *txq) @@ -1819,6 +1822,7 @@ void mlx5e_deactivate_txqsq(struct mlx5e_txqsq *sq) { struct mlx5_wq_cyc *wq = &sq->wq; + netif_queue_set_napi(sq->netdev, sq->txq_ix, NETDEV_QUEUE_TYPE_TX, NULL); clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); synchronize_net(); /* Sync with NAPI to prevent netif_tx_wake_queue. */ @@ -2333,13 +2337,14 @@ static int mlx5e_set_tx_maxrate(struct net_device *dev, int index, u32 rate) static int mlx5e_open_rxq_rq(struct mlx5e_channel *c, struct mlx5e_params *params, struct mlx5e_rq_param *rq_params) { + u16 q_counter = c->priv->q_counter[c->sd_ix]; int err; err = mlx5e_init_rxq_rq(c, params, rq_params->xdp_frag_size, &c->rq); if (err) return err; - return mlx5e_open_rq(params, rq_params, NULL, cpu_to_node(c->cpu), &c->rq); + return mlx5e_open_rq(params, rq_params, NULL, cpu_to_node(c->cpu), q_counter, &c->rq); } static int mlx5e_open_queues(struct mlx5e_channel *c, @@ -2526,14 +2531,20 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, struct xsk_buff_pool *xsk_pool, struct mlx5e_channel **cp) { - int cpu = mlx5_comp_vector_get_cpu(priv->mdev, ix); struct net_device *netdev = priv->netdev; + struct mlx5_core_dev *mdev; struct mlx5e_xsk_param xsk; struct mlx5e_channel *c; unsigned int irq; + int vec_ix; + int cpu; int err; - err = mlx5_comp_irqn_get(priv->mdev, ix, &irq); + mdev = mlx5_sd_ch_ix_get_dev(priv->mdev, ix); + vec_ix = mlx5_sd_ch_ix_get_vec_ix(mdev, ix); + cpu = mlx5_comp_vector_get_cpu(mdev, vec_ix); + + err = mlx5_comp_irqn_get(mdev, vec_ix, &irq); if (err) return err; @@ -2546,20 +2557,23 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, return -ENOMEM; c->priv = priv; - c->mdev = priv->mdev; + c->mdev = mdev; c->tstamp = &priv->tstamp; c->ix = ix; + c->vec_ix = vec_ix; + c->sd_ix = mlx5_sd_ch_ix_get_dev_ix(mdev, ix); c->cpu = cpu; - c->pdev = mlx5_core_dma_dev(priv->mdev); + c->pdev = mlx5_core_dma_dev(mdev); c->netdev = priv->netdev; - c->mkey_be = cpu_to_be32(priv->mdev->mlx5e_res.hw_objs.mkey); + c->mkey_be = cpu_to_be32(mdev->mlx5e_res.hw_objs.mkey); c->num_tc = mlx5e_get_dcb_num_tc(params); c->xdp = !!params->xdp_prog; c->stats = &priv->channel_stats[ix]->ch; c->aff_mask = irq_get_effective_affinity_mask(irq); - c->lag_port = mlx5e_enumerate_lag_port(priv->mdev, ix); + c->lag_port = mlx5e_enumerate_lag_port(mdev, ix); netif_napi_add(netdev, &c->napi, mlx5e_napi_poll); + netif_napi_set_irq(&c->napi, irq); err = mlx5e_open_queues(c, params, cparam); if (unlikely(err)) @@ -2602,12 +2616,16 @@ static void mlx5e_activate_channel(struct mlx5e_channel *c) mlx5e_activate_xsk(c); else mlx5e_activate_rq(&c->rq); + + netif_queue_set_napi(c->netdev, c->ix, NETDEV_QUEUE_TYPE_RX, &c->napi); } static void mlx5e_deactivate_channel(struct mlx5e_channel *c) { int tc; + netif_queue_set_napi(c->netdev, c->ix, NETDEV_QUEUE_TYPE_RX, NULL); + if (test_bit(MLX5E_CHANNEL_STATE_XSK, c->state)) mlx5e_deactivate_xsk(c); else @@ -2647,7 +2665,7 @@ int mlx5e_open_channels(struct mlx5e_priv *priv, if (!chs->c || !cparam) goto err_free; - err = mlx5e_build_channel_param(priv->mdev, &chs->params, priv->q_counter, cparam); + err = mlx5e_build_channel_param(priv->mdev, &chs->params, cparam); if (err) goto err_free; @@ -2935,15 +2953,18 @@ static MLX5E_DEFINE_PREACTIVATE_WRAPPER_CTX(mlx5e_update_netdev_queues); static void mlx5e_set_default_xps_cpumasks(struct mlx5e_priv *priv, struct mlx5e_params *params) { - struct mlx5_core_dev *mdev = priv->mdev; - int num_comp_vectors, ix, irq; - - num_comp_vectors = mlx5_comp_vectors_max(mdev); + int ix; for (ix = 0; ix < params->num_channels; ix++) { + int num_comp_vectors, irq, vec_ix; + struct mlx5_core_dev *mdev; + + mdev = mlx5_sd_ch_ix_get_dev(priv->mdev, ix); + num_comp_vectors = mlx5_comp_vectors_max(mdev); cpumask_clear(priv->scratchpad.cpumask); + vec_ix = mlx5_sd_ch_ix_get_vec_ix(mdev, ix); - for (irq = ix; irq < num_comp_vectors; irq += params->num_channels) { + for (irq = vec_ix; irq < num_comp_vectors; irq += params->num_channels) { int cpu = mlx5_comp_vector_get_cpu(mdev, irq); cpumask_set_cpu(cpu, priv->scratchpad.cpumask); @@ -3335,7 +3356,7 @@ int mlx5e_open_drop_rq(struct mlx5e_priv *priv, struct mlx5e_cq *cq = &drop_rq->cq; int err; - mlx5e_build_drop_rq_param(mdev, priv->drop_rq_q_counter, &rq_param); + mlx5e_build_drop_rq_param(mdev, &rq_param); err = mlx5e_alloc_drop_cq(priv, cq, &cq_param); if (err) @@ -3349,7 +3370,7 @@ int mlx5e_open_drop_rq(struct mlx5e_priv *priv, if (err) goto err_destroy_cq; - err = mlx5e_create_rq(drop_rq, &rq_param); + err = mlx5e_create_rq(drop_rq, &rq_param, priv->drop_rq_q_counter); if (err) goto err_free_rq; @@ -5264,13 +5285,17 @@ void mlx5e_create_q_counters(struct mlx5e_priv *priv) u32 out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {}; u32 in[MLX5_ST_SZ_DW(alloc_q_counter_in)] = {}; struct mlx5_core_dev *mdev = priv->mdev; - int err; + struct mlx5_core_dev *pos; + int err, i; MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER); - err = mlx5_cmd_exec_inout(mdev, alloc_q_counter, in, out); - if (!err) - priv->q_counter = - MLX5_GET(alloc_q_counter_out, out, counter_set_id); + + mlx5_sd_for_each_dev(i, mdev, pos) { + err = mlx5_cmd_exec_inout(pos, alloc_q_counter, in, out); + if (!err) + priv->q_counter[i] = + MLX5_GET(alloc_q_counter_out, out, counter_set_id); + } err = mlx5_cmd_exec_inout(mdev, alloc_q_counter, in, out); if (!err) @@ -5281,13 +5306,17 @@ void mlx5e_create_q_counters(struct mlx5e_priv *priv) void mlx5e_destroy_q_counters(struct mlx5e_priv *priv) { u32 in[MLX5_ST_SZ_DW(dealloc_q_counter_in)] = {}; + struct mlx5_core_dev *pos; + int i; MLX5_SET(dealloc_q_counter_in, in, opcode, MLX5_CMD_OP_DEALLOC_Q_COUNTER); - if (priv->q_counter) { - MLX5_SET(dealloc_q_counter_in, in, counter_set_id, - priv->q_counter); - mlx5_cmd_exec_in(priv->mdev, dealloc_q_counter, in); + mlx5_sd_for_each_dev(i, priv->mdev, pos) { + if (priv->q_counter[i]) { + MLX5_SET(dealloc_q_counter_in, in, counter_set_id, + priv->q_counter[i]); + mlx5_cmd_exec_in(pos, dealloc_q_counter, in); + } } if (priv->drop_rq_q_counter) { @@ -5371,6 +5400,8 @@ static int mlx5e_init_nic_rx(struct mlx5e_priv *priv) features = MLX5E_RX_RES_FEATURE_PTP; if (mlx5_tunnel_inner_ft_supported(mdev)) features |= MLX5E_RX_RES_FEATURE_INNER_FT; + if (mlx5_get_sd(priv->mdev)) + features |= MLX5E_RX_RES_FEATURE_MULTI_VHCA; priv->rx_res = mlx5e_rx_res_create(priv->mdev, features, priv->max_nch, priv->drop_rq.rqn, &priv->channels.params.packet_merge, @@ -5980,28 +6011,52 @@ void mlx5e_destroy_netdev(struct mlx5e_priv *priv) free_netdev(netdev); } -static int mlx5e_resume(struct auxiliary_device *adev) +static int _mlx5e_resume(struct auxiliary_device *adev) { struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev); struct mlx5e_dev *mlx5e_dev = auxiliary_get_drvdata(adev); struct mlx5e_priv *priv = mlx5e_dev->priv; struct net_device *netdev = priv->netdev; struct mlx5_core_dev *mdev = edev->mdev; - int err; + struct mlx5_core_dev *pos, *to; + int err, i; if (netif_device_present(netdev)) return 0; - err = mlx5e_create_mdev_resources(mdev, true); - if (err) - return err; + mlx5_sd_for_each_dev(i, mdev, pos) { + err = mlx5e_create_mdev_resources(pos, true); + if (err) + goto err_destroy_mdev_res; + } err = mlx5e_attach_netdev(priv); - if (err) { - mlx5e_destroy_mdev_resources(mdev); + if (err) + goto err_destroy_mdev_res; + + return 0; + +err_destroy_mdev_res: + to = pos; + mlx5_sd_for_each_dev_to(i, mdev, to, pos) + mlx5e_destroy_mdev_resources(pos); + return err; +} + +static int mlx5e_resume(struct auxiliary_device *adev) +{ + struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev); + struct mlx5_core_dev *mdev = edev->mdev; + struct auxiliary_device *actual_adev; + int err; + + err = mlx5_sd_init(mdev); + if (err) return err; - } + actual_adev = mlx5_sd_get_adev(mdev, adev, edev->idx); + if (actual_adev) + return _mlx5e_resume(actual_adev); return 0; } @@ -6011,21 +6066,36 @@ static int _mlx5e_suspend(struct auxiliary_device *adev) struct mlx5e_priv *priv = mlx5e_dev->priv; struct net_device *netdev = priv->netdev; struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5_core_dev *pos; + int i; if (!netif_device_present(netdev)) { if (test_bit(MLX5E_STATE_DESTROYING, &priv->state)) - mlx5e_destroy_mdev_resources(mdev); + mlx5_sd_for_each_dev(i, mdev, pos) + mlx5e_destroy_mdev_resources(pos); return -ENODEV; } mlx5e_detach_netdev(priv); - mlx5e_destroy_mdev_resources(mdev); + mlx5_sd_for_each_dev(i, mdev, pos) + mlx5e_destroy_mdev_resources(pos); + return 0; } static int mlx5e_suspend(struct auxiliary_device *adev, pm_message_t state) { - return _mlx5e_suspend(adev); + struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev); + struct mlx5_core_dev *mdev = edev->mdev; + struct auxiliary_device *actual_adev; + int err = 0; + + actual_adev = mlx5_sd_get_adev(mdev, adev, edev->idx); + if (actual_adev) + err = _mlx5e_suspend(actual_adev); + + mlx5_sd_cleanup(mdev); + return err; } static int _mlx5e_probe(struct auxiliary_device *adev) @@ -6071,9 +6141,9 @@ static int _mlx5e_probe(struct auxiliary_device *adev) goto err_destroy_netdev; } - err = mlx5e_resume(adev); + err = _mlx5e_resume(adev); if (err) { - mlx5_core_err(mdev, "mlx5e_resume failed, %d\n", err); + mlx5_core_err(mdev, "_mlx5e_resume failed, %d\n", err); goto err_profile_cleanup; } @@ -6104,15 +6174,29 @@ err_devlink_unregister: static int mlx5e_probe(struct auxiliary_device *adev, const struct auxiliary_device_id *id) { - return _mlx5e_probe(adev); + struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev); + struct mlx5_core_dev *mdev = edev->mdev; + struct auxiliary_device *actual_adev; + int err; + + err = mlx5_sd_init(mdev); + if (err) + return err; + + actual_adev = mlx5_sd_get_adev(mdev, adev, edev->idx); + if (actual_adev) + return _mlx5e_probe(actual_adev); + return 0; } -static void mlx5e_remove(struct auxiliary_device *adev) +static void _mlx5e_remove(struct auxiliary_device *adev) { + struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev); struct mlx5e_dev *mlx5e_dev = auxiliary_get_drvdata(adev); struct mlx5e_priv *priv = mlx5e_dev->priv; + struct mlx5_core_dev *mdev = edev->mdev; - mlx5_core_uplink_netdev_set(priv->mdev, NULL); + mlx5_core_uplink_netdev_set(mdev, NULL); mlx5e_dcbnl_delete_app(priv); unregister_netdev(priv->netdev); _mlx5e_suspend(adev); @@ -6122,6 +6206,19 @@ static void mlx5e_remove(struct auxiliary_device *adev) mlx5e_destroy_devlink(mlx5e_dev); } +static void mlx5e_remove(struct auxiliary_device *adev) +{ + struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev); + struct mlx5_core_dev *mdev = edev->mdev; + struct auxiliary_device *actual_adev; + + actual_adev = mlx5_sd_get_adev(mdev, adev, edev->idx); + if (actual_adev) + _mlx5e_remove(actual_adev); + + mlx5_sd_cleanup(mdev); +} + static const struct auxiliary_device_id mlx5e_id_table[] = { { .name = MLX5_ADEV_NAME ".eth", }, {}, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c index 4b96ad657145..f3d0898bdbc6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c @@ -561,11 +561,23 @@ static const struct counter_desc drop_rq_stats_desc[] = { #define NUM_Q_COUNTERS ARRAY_SIZE(q_stats_desc) #define NUM_DROP_RQ_COUNTERS ARRAY_SIZE(drop_rq_stats_desc) +static bool q_counter_any(struct mlx5e_priv *priv) +{ + struct mlx5_core_dev *pos; + int i; + + mlx5_sd_for_each_dev(i, priv->mdev, pos) + if (priv->q_counter[i++]) + return true; + + return false; +} + static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(qcnt) { int num_stats = 0; - if (priv->q_counter) + if (q_counter_any(priv)) num_stats += NUM_Q_COUNTERS; if (priv->drop_rq_q_counter) @@ -578,7 +590,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(qcnt) { int i; - for (i = 0; i < NUM_Q_COUNTERS && priv->q_counter; i++) + for (i = 0; i < NUM_Q_COUNTERS && q_counter_any(priv); i++) strcpy(data + (idx++) * ETH_GSTRING_LEN, q_stats_desc[i].format); @@ -593,7 +605,7 @@ static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(qcnt) { int i; - for (i = 0; i < NUM_Q_COUNTERS && priv->q_counter; i++) + for (i = 0; i < NUM_Q_COUNTERS && q_counter_any(priv); i++) data[idx++] = MLX5E_READ_CTR32_CPU(&priv->stats.qcnt, q_stats_desc, i); for (i = 0; i < NUM_DROP_RQ_COUNTERS && priv->drop_rq_q_counter; i++) @@ -607,18 +619,23 @@ static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(qcnt) struct mlx5e_qcounter_stats *qcnt = &priv->stats.qcnt; u32 out[MLX5_ST_SZ_DW(query_q_counter_out)] = {}; u32 in[MLX5_ST_SZ_DW(query_q_counter_in)] = {}; - int ret; + struct mlx5_core_dev *pos; + u32 rx_out_of_buffer = 0; + int ret, i; MLX5_SET(query_q_counter_in, in, opcode, MLX5_CMD_OP_QUERY_Q_COUNTER); - if (priv->q_counter) { - MLX5_SET(query_q_counter_in, in, counter_set_id, - priv->q_counter); - ret = mlx5_cmd_exec_inout(priv->mdev, query_q_counter, in, out); - if (!ret) - qcnt->rx_out_of_buffer = MLX5_GET(query_q_counter_out, - out, out_of_buffer); + mlx5_sd_for_each_dev(i, priv->mdev, pos) { + if (priv->q_counter[i]) { + MLX5_SET(query_q_counter_in, in, counter_set_id, + priv->q_counter[i]); + ret = mlx5_cmd_exec_inout(pos, query_q_counter, in, out); + if (!ret) + rx_out_of_buffer += MLX5_GET(query_q_counter_out, + out, out_of_buffer); + } } + qcnt->rx_out_of_buffer = rx_out_of_buffer; if (priv->drop_rq_q_counter) { MLX5_SET(query_q_counter_in, in, counter_set_id, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 9fb2c057bd78..31ed26cac9bf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -766,7 +766,7 @@ static int mlx5e_hairpin_create_indirect_rqt(struct mlx5e_hairpin *hp) return err; mlx5e_rss_params_indir_init_uniform(&indir, hp->num_channels); - err = mlx5e_rqt_init_indir(&hp->indir_rqt, mdev, hp->pair->rqn, hp->num_channels, + err = mlx5e_rqt_init_indir(&hp->indir_rqt, mdev, hp->pair->rqn, NULL, hp->num_channels, mlx5e_rx_res_get_current_hash(priv->rx_res).hfunc, &indir); @@ -1169,7 +1169,7 @@ static int mlx5e_hairpin_flow_add(struct mlx5e_priv *priv, MLX5_CAP_GEN(priv->mdev, log_min_hairpin_wq_data_sz), MLX5_CAP_GEN(priv->mdev, log_max_hairpin_wq_data_sz)); - params.q_counter = priv->q_counter; + params.q_counter = priv->q_counter[0]; err = devl_param_driverinit_value_get( devlink, MLX5_DEVLINK_PARAM_ID_HAIRPIN_NUM_QUEUES, &val); if (err) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 5c166d9d2dca..2fa076b23fbe 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -401,6 +401,8 @@ mlx5e_txwqe_complete(struct mlx5e_txqsq *sq, struct sk_buff *skb, mlx5e_skb_cb_hwtstamp_init(skb); mlx5e_ptp_metadata_map_put(&sq->ptpsq->metadata_map, skb, metadata_index); + /* ensure skb is put on metadata_map before tracking the index */ + wmb(); mlx5e_ptpsq_track_metadata(sq->ptpsq, metadata_index); if (!netif_tx_queue_stopped(sq->txq) && mlx5e_ptpsq_metadata_freelist_empty(sq->ptpsq)) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c index 190f10aba170..5a0047bdcb51 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c @@ -152,7 +152,7 @@ void mlx5_esw_ipsec_restore_dest_uplink(struct mlx5_core_dev *mdev) xa_for_each(&esw->offloads.vport_reps, i, rep) { rpriv = rep->rep_data[REP_ETH].priv; - if (!rpriv || !rpriv->netdev || !atomic_read(&rpriv->tc_ht.nelems)) + if (!rpriv || !rpriv->netdev) continue; rhashtable_walk_enter(&rpriv->tc_ht, &iter); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index b0455134c98e..baaae628b0a0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -535,21 +535,26 @@ esw_src_port_rewrite_supported(struct mlx5_eswitch *esw) } static bool -esw_dests_to_vf_pf_vports(struct mlx5_flow_destination *dests, int max_dest) +esw_dests_to_int_external(struct mlx5_flow_destination *dests, int max_dest) { - bool vf_dest = false, pf_dest = false; + bool internal_dest = false, external_dest = false; int i; for (i = 0; i < max_dest; i++) { - if (dests[i].type != MLX5_FLOW_DESTINATION_TYPE_VPORT) + if (dests[i].type != MLX5_FLOW_DESTINATION_TYPE_VPORT && + dests[i].type != MLX5_FLOW_DESTINATION_TYPE_UPLINK) continue; - if (dests[i].vport.num == MLX5_VPORT_UPLINK) - pf_dest = true; + /* Uplink dest is external, but considered as internal + * if there is reformat because firmware uses LB+hairpin to support it. + */ + if (dests[i].vport.num == MLX5_VPORT_UPLINK && + !(dests[i].vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID)) + external_dest = true; else - vf_dest = true; + internal_dest = true; - if (vf_dest && pf_dest) + if (internal_dest && external_dest) return true; } @@ -695,9 +700,9 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, /* Header rewrite with combined wire+loopback in FDB is not allowed */ if ((flow_act.action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) && - esw_dests_to_vf_pf_vports(dest, i)) { + esw_dests_to_int_external(dest, i)) { esw_warn(esw->dev, - "FDB: Header rewrite with forwarding to both PF and VF is not allowed\n"); + "FDB: Header rewrite with forwarding to both internal and external dests is not allowed\n"); rule = ERR_PTR(-EINVAL); goto err_esw_get; } @@ -3658,22 +3663,6 @@ static int esw_inline_mode_to_devlink(u8 mlx5_mode, u8 *mode) return 0; } -static bool esw_offloads_devlink_ns_eq_netdev_ns(struct devlink *devlink) -{ - struct mlx5_core_dev *dev = devlink_priv(devlink); - struct net *devl_net, *netdev_net; - bool ret = false; - - mutex_lock(&dev->mlx5e_res.uplink_netdev_lock); - if (dev->mlx5e_res.uplink_netdev) { - netdev_net = dev_net(dev->mlx5e_res.uplink_netdev); - devl_net = devlink_net(devlink); - ret = net_eq(devl_net, netdev_net); - } - mutex_unlock(&dev->mlx5e_res.uplink_netdev_lock); - return ret; -} - int mlx5_eswitch_block_mode(struct mlx5_core_dev *dev) { struct mlx5_eswitch *esw = dev->priv.eswitch; @@ -3718,13 +3707,6 @@ int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode, if (esw_mode_from_devlink(mode, &mlx5_mode)) return -EINVAL; - if (mode == DEVLINK_ESWITCH_MODE_SWITCHDEV && - !esw_offloads_devlink_ns_eq_netdev_ns(devlink)) { - NL_SET_ERR_MSG_MOD(extack, - "Can't change E-Switch mode to switchdev when netdev net namespace has diverged from the devlink's."); - return -EPERM; - } - mlx5_lag_disable_change(esw->dev); err = mlx5_esw_try_lock(esw); if (err < 0) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c index 58f4c0d0fafa..e7faf7e73ca4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c @@ -366,18 +366,18 @@ int mlx5_cmd_fast_teardown_hca(struct mlx5_core_dev *dev) return -EIO; } - mlx5_set_nic_state(dev, MLX5_NIC_IFC_DISABLED); + mlx5_set_nic_state(dev, MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED); /* Loop until device state turns to disable */ end = jiffies + msecs_to_jiffies(delay_ms); do { - if (mlx5_get_nic_state(dev) == MLX5_NIC_IFC_DISABLED) + if (mlx5_get_nic_state(dev) == MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED) break; cond_resched(); } while (!time_after(jiffies, end)); - if (mlx5_get_nic_state(dev) != MLX5_NIC_IFC_DISABLED) { + if (mlx5_get_nic_state(dev) != MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED) { dev_err(&dev->pdev->dev, "NIC IFC still %d after %lums.\n", mlx5_get_nic_state(dev), delay_ms); return -EIO; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c index f27eab6e4929..2911aa34a5be 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c @@ -703,19 +703,30 @@ void mlx5_fw_reset_events_start(struct mlx5_core_dev *dev) { struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + if (!fw_reset) + return; + MLX5_NB_INIT(&fw_reset->nb, fw_reset_event_notifier, GENERAL_EVENT); mlx5_eq_notifier_register(dev, &fw_reset->nb); } void mlx5_fw_reset_events_stop(struct mlx5_core_dev *dev) { - mlx5_eq_notifier_unregister(dev, &dev->priv.fw_reset->nb); + struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + + if (!fw_reset) + return; + + mlx5_eq_notifier_unregister(dev, &fw_reset->nb); } void mlx5_drain_fw_reset(struct mlx5_core_dev *dev) { struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + if (!fw_reset) + return; + set_bit(MLX5_FW_RESET_FLAGS_DROP_NEW_REQUESTS, &fw_reset->reset_flags); cancel_work_sync(&fw_reset->fw_live_patch_work); cancel_work_sync(&fw_reset->reset_request_work); @@ -733,9 +744,13 @@ static const struct devlink_param mlx5_fw_reset_devlink_params[] = { int mlx5_fw_reset_init(struct mlx5_core_dev *dev) { - struct mlx5_fw_reset *fw_reset = kzalloc(sizeof(*fw_reset), GFP_KERNEL); + struct mlx5_fw_reset *fw_reset; int err; + if (!MLX5_CAP_MCAM_REG(dev, mfrl)) + return 0; + + fw_reset = kzalloc(sizeof(*fw_reset), GFP_KERNEL); if (!fw_reset) return -ENOMEM; fw_reset->wq = create_singlethread_workqueue("mlx5_fw_reset_events"); @@ -771,6 +786,9 @@ void mlx5_fw_reset_cleanup(struct mlx5_core_dev *dev) { struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + if (!fw_reset) + return; + devl_params_unregister(priv_to_devlink(dev), mlx5_fw_reset_devlink_params, ARRAY_SIZE(mlx5_fw_reset_devlink_params)); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 8ff6dc9bc803..ad38e31822df 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -116,9 +116,9 @@ u32 mlx5_health_check_fatal_sensors(struct mlx5_core_dev *dev) return MLX5_SENSOR_PCI_COMM_ERR; if (pci_channel_offline(dev->pdev)) return MLX5_SENSOR_PCI_ERR; - if (mlx5_get_nic_state(dev) == MLX5_NIC_IFC_DISABLED) + if (mlx5_get_nic_state(dev) == MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED) return MLX5_SENSOR_NIC_DISABLED; - if (mlx5_get_nic_state(dev) == MLX5_NIC_IFC_SW_RESET) + if (mlx5_get_nic_state(dev) == MLX5_INITIAL_SEG_NIC_INTERFACE_SW_RESET) return MLX5_SENSOR_NIC_SW_RESET; if (sensor_fw_synd_rfr(dev)) return MLX5_SENSOR_FW_SYND_RFR; @@ -185,7 +185,7 @@ static bool reset_fw_if_needed(struct mlx5_core_dev *dev) /* Write the NIC interface field to initiate the reset, the command * interface address also resides here, don't overwrite it. */ - mlx5_set_nic_state(dev, MLX5_NIC_IFC_SW_RESET); + mlx5_set_nic_state(dev, MLX5_INITIAL_SEG_NIC_INTERFACE_SW_RESET); return true; } @@ -246,13 +246,13 @@ recover_from_sw_reset: /* Recover from SW reset */ end = jiffies + msecs_to_jiffies(delay_ms); do { - if (mlx5_get_nic_state(dev) == MLX5_NIC_IFC_DISABLED) + if (mlx5_get_nic_state(dev) == MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED) break; msleep(20); } while (!time_after(jiffies, end)); - if (mlx5_get_nic_state(dev) != MLX5_NIC_IFC_DISABLED) { + if (mlx5_get_nic_state(dev) != MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED) { dev_err(&dev->pdev->dev, "NIC IFC still %d after %lums.\n", mlx5_get_nic_state(dev), delay_ms); } @@ -272,26 +272,26 @@ static void mlx5_handle_bad_state(struct mlx5_core_dev *dev) u8 nic_interface = mlx5_get_nic_state(dev); switch (nic_interface) { - case MLX5_NIC_IFC_FULL: + case MLX5_INITIAL_SEG_NIC_INTERFACE_FULL_DRIVER: mlx5_core_warn(dev, "Expected to see disabled NIC but it is full driver\n"); break; - case MLX5_NIC_IFC_DISABLED: + case MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED: mlx5_core_warn(dev, "starting teardown\n"); break; - case MLX5_NIC_IFC_NO_DRAM_NIC: + case MLX5_INITIAL_SEG_NIC_INTERFACE_NO_DRAM_NIC: mlx5_core_warn(dev, "Expected to see disabled NIC but it is no dram nic\n"); break; - case MLX5_NIC_IFC_SW_RESET: + case MLX5_INITIAL_SEG_NIC_INTERFACE_SW_RESET: /* The IFC mode field is 3 bits, so it will read 0x7 in 2 cases: * 1. PCI has been disabled (ie. PCI-AER, PF driver unloaded * and this is a VF), this is not recoverable by SW reset. * Logging of this is handled elsewhere. * 2. FW reset has been issued by another function, driver can * be reloaded to recover after the mode switches to - * MLX5_NIC_IFC_DISABLED. + * MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED. */ if (dev->priv.health.fatal_error != MLX5_SENSOR_PCI_COMM_ERR) mlx5_core_warn(dev, "NIC SW reset in progress\n"); @@ -452,10 +452,10 @@ mlx5_fw_reporter_diagnose(struct devlink_health_reporter *reporter, struct health_buffer __iomem *h = health->health; u8 synd = ioread8(&h->synd); + devlink_fmsg_u8_pair_put(fmsg, "Syndrome", synd); if (!synd) return 0; - devlink_fmsg_u8_pair_put(fmsg, "Syndrome", synd); devlink_fmsg_string_pair_put(fmsg, "Description", hsynd_str(synd)); return 0; @@ -555,12 +555,17 @@ static void mlx5_fw_reporter_err_work(struct work_struct *work) &fw_reporter_ctx); } -static const struct devlink_health_reporter_ops mlx5_fw_reporter_ops = { +static const struct devlink_health_reporter_ops mlx5_fw_reporter_pf_ops = { .name = "fw", .diagnose = mlx5_fw_reporter_diagnose, .dump = mlx5_fw_reporter_dump, }; +static const struct devlink_health_reporter_ops mlx5_fw_reporter_ops = { + .name = "fw", + .diagnose = mlx5_fw_reporter_diagnose, +}; + static int mlx5_fw_fatal_reporter_recover(struct devlink_health_reporter *reporter, void *priv_ctx, @@ -646,12 +651,17 @@ static void mlx5_fw_fatal_reporter_err_work(struct work_struct *work) } } -static const struct devlink_health_reporter_ops mlx5_fw_fatal_reporter_ops = { +static const struct devlink_health_reporter_ops mlx5_fw_fatal_reporter_pf_ops = { .name = "fw_fatal", .recover = mlx5_fw_fatal_reporter_recover, .dump = mlx5_fw_fatal_reporter_dump, }; +static const struct devlink_health_reporter_ops mlx5_fw_fatal_reporter_ops = { + .name = "fw_fatal", + .recover = mlx5_fw_fatal_reporter_recover, +}; + #define MLX5_FW_REPORTER_ECPF_GRACEFUL_PERIOD 180000 #define MLX5_FW_REPORTER_PF_GRACEFUL_PERIOD 60000 #define MLX5_FW_REPORTER_VF_GRACEFUL_PERIOD 30000 @@ -659,10 +669,14 @@ static const struct devlink_health_reporter_ops mlx5_fw_fatal_reporter_ops = { void mlx5_fw_reporters_create(struct mlx5_core_dev *dev) { + const struct devlink_health_reporter_ops *fw_fatal_ops; struct mlx5_core_health *health = &dev->priv.health; + const struct devlink_health_reporter_ops *fw_ops; struct devlink *devlink = priv_to_devlink(dev); u64 grace_period; + fw_fatal_ops = &mlx5_fw_fatal_reporter_pf_ops; + fw_ops = &mlx5_fw_reporter_pf_ops; if (mlx5_core_is_ecpf(dev)) { grace_period = MLX5_FW_REPORTER_ECPF_GRACEFUL_PERIOD; } else if (mlx5_core_is_pf(dev)) { @@ -670,18 +684,19 @@ void mlx5_fw_reporters_create(struct mlx5_core_dev *dev) } else { /* VF or SF */ grace_period = MLX5_FW_REPORTER_DEFAULT_GRACEFUL_PERIOD; + fw_fatal_ops = &mlx5_fw_fatal_reporter_ops; + fw_ops = &mlx5_fw_reporter_ops; } health->fw_reporter = - devl_health_reporter_create(devlink, &mlx5_fw_reporter_ops, - 0, dev); + devl_health_reporter_create(devlink, fw_ops, 0, dev); if (IS_ERR(health->fw_reporter)) mlx5_core_warn(dev, "Failed to create fw reporter, err = %ld\n", PTR_ERR(health->fw_reporter)); health->fw_fatal_reporter = devl_health_reporter_create(devlink, - &mlx5_fw_fatal_reporter_ops, + fw_fatal_ops, grace_period, dev); if (IS_ERR(health->fw_fatal_reporter)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h index ec32b686f586..d58032dd0df7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h @@ -10,6 +10,7 @@ enum mlx5_devcom_component { MLX5_DEVCOM_ESW_OFFLOADS, MLX5_DEVCOM_MPV, MLX5_DEVCOM_HCA_PORTS, + MLX5_DEVCOM_SD_GROUP, MLX5_DEVCOM_NUM_COMPONENTS, }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h index 2b5826a785c4..37d5f445598c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/mlx5.h @@ -54,4 +54,16 @@ static inline struct net_device *mlx5_uplink_netdev_get(struct mlx5_core_dev *md { return mdev->mlx5e_res.uplink_netdev; } + +struct mlx5_sd; + +static inline struct mlx5_sd *mlx5_get_sd(struct mlx5_core_dev *dev) +{ + return dev->sd; +} + +static inline void mlx5_set_sd(struct mlx5_core_dev *dev, struct mlx5_sd *sd) +{ + dev->sd = sd; +} #endif diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c new file mode 100644 index 000000000000..5b28084e8a03 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c @@ -0,0 +1,524 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */ + +#include "lib/sd.h" +#include "mlx5_core.h" +#include "lib/mlx5.h" +#include "fs_cmd.h" +#include <linux/mlx5/vport.h> +#include <linux/debugfs.h> + +#define sd_info(__dev, format, ...) \ + dev_info((__dev)->device, "Socket-Direct: " format, ##__VA_ARGS__) +#define sd_warn(__dev, format, ...) \ + dev_warn((__dev)->device, "Socket-Direct: " format, ##__VA_ARGS__) + +struct mlx5_sd { + u32 group_id; + u8 host_buses; + struct mlx5_devcom_comp_dev *devcom; + struct dentry *dfs; + bool primary; + union { + struct { /* primary */ + struct mlx5_core_dev *secondaries[MLX5_SD_MAX_GROUP_SZ - 1]; + struct mlx5_flow_table *tx_ft; + }; + struct { /* secondary */ + struct mlx5_core_dev *primary_dev; + u32 alias_obj_id; + }; + }; +}; + +static int mlx5_sd_get_host_buses(struct mlx5_core_dev *dev) +{ + struct mlx5_sd *sd = mlx5_get_sd(dev); + + if (!sd) + return 1; + + return sd->host_buses; +} + +static struct mlx5_core_dev *mlx5_sd_get_primary(struct mlx5_core_dev *dev) +{ + struct mlx5_sd *sd = mlx5_get_sd(dev); + + if (!sd) + return dev; + + return sd->primary ? dev : sd->primary_dev; +} + +struct mlx5_core_dev * +mlx5_sd_primary_get_peer(struct mlx5_core_dev *primary, int idx) +{ + struct mlx5_sd *sd; + + if (idx == 0) + return primary; + + if (idx >= mlx5_sd_get_host_buses(primary)) + return NULL; + + sd = mlx5_get_sd(primary); + return sd->secondaries[idx - 1]; +} + +int mlx5_sd_ch_ix_get_dev_ix(struct mlx5_core_dev *dev, int ch_ix) +{ + return ch_ix % mlx5_sd_get_host_buses(dev); +} + +int mlx5_sd_ch_ix_get_vec_ix(struct mlx5_core_dev *dev, int ch_ix) +{ + return ch_ix / mlx5_sd_get_host_buses(dev); +} + +struct mlx5_core_dev *mlx5_sd_ch_ix_get_dev(struct mlx5_core_dev *primary, int ch_ix) +{ + int mdev_idx = mlx5_sd_ch_ix_get_dev_ix(primary, ch_ix); + + return mlx5_sd_primary_get_peer(primary, mdev_idx); +} + +static bool ft_create_alias_supported(struct mlx5_core_dev *dev) +{ + u64 obj_allowed = MLX5_CAP_GEN_2_64(dev, allowed_object_for_other_vhca_access); + u32 obj_supp = MLX5_CAP_GEN_2(dev, cross_vhca_object_to_object_supported); + + if (!(obj_supp & + MLX5_CROSS_VHCA_OBJ_TO_OBJ_SUPPORTED_LOCAL_FLOW_TABLE_ROOT_TO_REMOTE_FLOW_TABLE)) + return false; + + if (!(obj_allowed & MLX5_ALLOWED_OBJ_FOR_OTHER_VHCA_ACCESS_FLOW_TABLE)) + return false; + + return true; +} + +static bool mlx5_sd_is_supported(struct mlx5_core_dev *dev, u8 host_buses) +{ + /* Feature is currently implemented for PFs only */ + if (!mlx5_core_is_pf(dev)) + return false; + + /* Honor the SW implementation limit */ + if (host_buses > MLX5_SD_MAX_GROUP_SZ) + return false; + + /* Disconnect secondaries from the network */ + if (!MLX5_CAP_GEN(dev, eswitch_manager)) + return false; + if (!MLX5_CAP_GEN(dev, silent_mode)) + return false; + + /* RX steering from primary to secondaries */ + if (!MLX5_CAP_GEN(dev, cross_vhca_rqt)) + return false; + if (host_buses > MLX5_CAP_GEN_2(dev, max_rqt_vhca_id)) + return false; + + /* TX steering from secondaries to primary */ + if (!ft_create_alias_supported(dev)) + return false; + if (!MLX5_CAP_FLOWTABLE_NIC_TX(dev, reset_root_to_default)) + return false; + + return true; +} + +static int mlx5_query_sd(struct mlx5_core_dev *dev, bool *sdm, + u8 *host_buses, u8 *sd_group) +{ + u32 out[MLX5_ST_SZ_DW(mpir_reg)]; + int err; + + err = mlx5_query_mpir_reg(dev, out); + if (err) + return err; + + err = mlx5_query_nic_vport_sd_group(dev, sd_group); + if (err) + return err; + + *sdm = MLX5_GET(mpir_reg, out, sdm); + *host_buses = MLX5_GET(mpir_reg, out, host_buses); + + return 0; +} + +static u32 mlx5_sd_group_id(struct mlx5_core_dev *dev, u8 sd_group) +{ + return (u32)((MLX5_CAP_GEN(dev, native_port_num) << 8) | sd_group); +} + +static int sd_init(struct mlx5_core_dev *dev) +{ + u8 host_buses, sd_group; + struct mlx5_sd *sd; + u32 group_id; + bool sdm; + int err; + + if (!MLX5_CAP_MCAM_REG(dev, mpir)) + return 0; + + err = mlx5_query_sd(dev, &sdm, &host_buses, &sd_group); + if (err) + return err; + + if (!sdm) + return 0; + + if (!sd_group) + return 0; + + group_id = mlx5_sd_group_id(dev, sd_group); + + if (!mlx5_sd_is_supported(dev, host_buses)) { + sd_warn(dev, "can't support requested netdev combining for group id 0x%x), skipping\n", + group_id); + return 0; + } + + sd = kzalloc(sizeof(*sd), GFP_KERNEL); + if (!sd) + return -ENOMEM; + + sd->host_buses = host_buses; + sd->group_id = group_id; + + mlx5_set_sd(dev, sd); + + return 0; +} + +static void sd_cleanup(struct mlx5_core_dev *dev) +{ + struct mlx5_sd *sd = mlx5_get_sd(dev); + + mlx5_set_sd(dev, NULL); + kfree(sd); +} + +static int sd_register(struct mlx5_core_dev *dev) +{ + struct mlx5_devcom_comp_dev *devcom, *pos; + struct mlx5_core_dev *peer, *primary; + struct mlx5_sd *sd, *primary_sd; + int err, i; + + sd = mlx5_get_sd(dev); + devcom = mlx5_devcom_register_component(dev->priv.devc, MLX5_DEVCOM_SD_GROUP, + sd->group_id, NULL, dev); + if (!devcom) + return -ENOMEM; + + sd->devcom = devcom; + + if (mlx5_devcom_comp_get_size(devcom) != sd->host_buses) + return 0; + + mlx5_devcom_comp_lock(devcom); + mlx5_devcom_comp_set_ready(devcom, true); + mlx5_devcom_comp_unlock(devcom); + + if (!mlx5_devcom_for_each_peer_begin(devcom)) { + err = -ENODEV; + goto err_devcom_unreg; + } + + primary = dev; + mlx5_devcom_for_each_peer_entry(devcom, peer, pos) + if (peer->pdev->bus->number < primary->pdev->bus->number) + primary = peer; + + primary_sd = mlx5_get_sd(primary); + primary_sd->primary = true; + i = 0; + /* loop the secondaries */ + mlx5_devcom_for_each_peer_entry(primary_sd->devcom, peer, pos) { + struct mlx5_sd *peer_sd = mlx5_get_sd(peer); + + primary_sd->secondaries[i++] = peer; + peer_sd->primary = false; + peer_sd->primary_dev = primary; + } + + mlx5_devcom_for_each_peer_end(devcom); + return 0; + +err_devcom_unreg: + mlx5_devcom_comp_lock(sd->devcom); + mlx5_devcom_comp_set_ready(sd->devcom, false); + mlx5_devcom_comp_unlock(sd->devcom); + mlx5_devcom_unregister_component(sd->devcom); + return err; +} + +static void sd_unregister(struct mlx5_core_dev *dev) +{ + struct mlx5_sd *sd = mlx5_get_sd(dev); + + mlx5_devcom_comp_lock(sd->devcom); + mlx5_devcom_comp_set_ready(sd->devcom, false); + mlx5_devcom_comp_unlock(sd->devcom); + mlx5_devcom_unregister_component(sd->devcom); +} + +static int sd_cmd_set_primary(struct mlx5_core_dev *primary, u8 *alias_key) +{ + struct mlx5_cmd_allow_other_vhca_access_attr allow_attr = {}; + struct mlx5_sd *sd = mlx5_get_sd(primary); + struct mlx5_flow_table_attr ft_attr = {}; + struct mlx5_flow_namespace *nic_ns; + struct mlx5_flow_table *ft; + int err; + + nic_ns = mlx5_get_flow_namespace(primary, MLX5_FLOW_NAMESPACE_EGRESS); + if (!nic_ns) + return -EOPNOTSUPP; + + ft = mlx5_create_flow_table(nic_ns, &ft_attr); + if (IS_ERR(ft)) { + err = PTR_ERR(ft); + return err; + } + sd->tx_ft = ft; + memcpy(allow_attr.access_key, alias_key, ACCESS_KEY_LEN); + allow_attr.obj_type = MLX5_GENERAL_OBJECT_TYPES_FLOW_TABLE_ALIAS; + allow_attr.obj_id = (ft->type << FT_ID_FT_TYPE_OFFSET) | ft->id; + + err = mlx5_cmd_allow_other_vhca_access(primary, &allow_attr); + if (err) { + mlx5_core_err(primary, "Failed to allow other vhca access err=%d\n", + err); + mlx5_destroy_flow_table(ft); + return err; + } + + return 0; +} + +static void sd_cmd_unset_primary(struct mlx5_core_dev *primary) +{ + struct mlx5_sd *sd = mlx5_get_sd(primary); + + mlx5_destroy_flow_table(sd->tx_ft); +} + +static int sd_secondary_create_alias_ft(struct mlx5_core_dev *secondary, + struct mlx5_core_dev *primary, + struct mlx5_flow_table *ft, + u32 *obj_id, u8 *alias_key) +{ + u32 aliased_object_id = (ft->type << FT_ID_FT_TYPE_OFFSET) | ft->id; + u16 vhca_id_to_be_accessed = MLX5_CAP_GEN(primary, vhca_id); + struct mlx5_cmd_alias_obj_create_attr alias_attr = {}; + int ret; + + memcpy(alias_attr.access_key, alias_key, ACCESS_KEY_LEN); + alias_attr.obj_id = aliased_object_id; + alias_attr.obj_type = MLX5_GENERAL_OBJECT_TYPES_FLOW_TABLE_ALIAS; + alias_attr.vhca_id = vhca_id_to_be_accessed; + ret = mlx5_cmd_alias_obj_create(secondary, &alias_attr, obj_id); + if (ret) { + mlx5_core_err(secondary, "Failed to create alias object err=%d\n", + ret); + return ret; + } + + return 0; +} + +static void sd_secondary_destroy_alias_ft(struct mlx5_core_dev *secondary) +{ + struct mlx5_sd *sd = mlx5_get_sd(secondary); + + mlx5_cmd_alias_obj_destroy(secondary, sd->alias_obj_id, + MLX5_GENERAL_OBJECT_TYPES_FLOW_TABLE_ALIAS); +} + +static int sd_cmd_set_secondary(struct mlx5_core_dev *secondary, + struct mlx5_core_dev *primary, + u8 *alias_key) +{ + struct mlx5_sd *primary_sd = mlx5_get_sd(primary); + struct mlx5_sd *sd = mlx5_get_sd(secondary); + int err; + + err = mlx5_fs_cmd_set_l2table_entry_silent(secondary, 1); + if (err) + return err; + + err = sd_secondary_create_alias_ft(secondary, primary, primary_sd->tx_ft, + &sd->alias_obj_id, alias_key); + if (err) + goto err_unset_silent; + + err = mlx5_fs_cmd_set_tx_flow_table_root(secondary, sd->alias_obj_id, false); + if (err) + goto err_destroy_alias_ft; + + return 0; + +err_destroy_alias_ft: + sd_secondary_destroy_alias_ft(secondary); +err_unset_silent: + mlx5_fs_cmd_set_l2table_entry_silent(secondary, 0); + return err; +} + +static void sd_cmd_unset_secondary(struct mlx5_core_dev *secondary) +{ + mlx5_fs_cmd_set_tx_flow_table_root(secondary, 0, true); + sd_secondary_destroy_alias_ft(secondary); + mlx5_fs_cmd_set_l2table_entry_silent(secondary, 0); +} + +static void sd_print_group(struct mlx5_core_dev *primary) +{ + struct mlx5_sd *sd = mlx5_get_sd(primary); + struct mlx5_core_dev *pos; + int i; + + sd_info(primary, "group id %#x, primary %s, vhca %#x\n", + sd->group_id, pci_name(primary->pdev), + MLX5_CAP_GEN(primary, vhca_id)); + mlx5_sd_for_each_secondary(i, primary, pos) + sd_info(primary, "group id %#x, secondary_%d %s, vhca %#x\n", + sd->group_id, i - 1, pci_name(pos->pdev), + MLX5_CAP_GEN(pos, vhca_id)); +} + +static ssize_t dev_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_core_dev *dev; + char tbuf[32]; + int ret; + + dev = filp->private_data; + ret = snprintf(tbuf, sizeof(tbuf), "%s vhca %#x\n", pci_name(dev->pdev), + MLX5_CAP_GEN(dev, vhca_id)); + + return simple_read_from_buffer(buf, count, pos, tbuf, ret); +} + +static const struct file_operations dev_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = dev_read, +}; + +int mlx5_sd_init(struct mlx5_core_dev *dev) +{ + struct mlx5_core_dev *primary, *pos, *to; + struct mlx5_sd *sd = mlx5_get_sd(dev); + u8 alias_key[ACCESS_KEY_LEN]; + int err, i; + + err = sd_init(dev); + if (err) + return err; + + sd = mlx5_get_sd(dev); + if (!sd) + return 0; + + err = sd_register(dev); + if (err) + goto err_sd_cleanup; + + if (!mlx5_devcom_comp_is_ready(sd->devcom)) + return 0; + + primary = mlx5_sd_get_primary(dev); + + for (i = 0; i < ACCESS_KEY_LEN; i++) + alias_key[i] = get_random_u8(); + + err = sd_cmd_set_primary(primary, alias_key); + if (err) + goto err_sd_unregister; + + sd->dfs = debugfs_create_dir("multi-pf", mlx5_debugfs_get_dev_root(primary)); + debugfs_create_x32("group_id", 0400, sd->dfs, &sd->group_id); + debugfs_create_file("primary", 0400, sd->dfs, primary, &dev_fops); + + mlx5_sd_for_each_secondary(i, primary, pos) { + char name[32]; + + err = sd_cmd_set_secondary(pos, primary, alias_key); + if (err) + goto err_unset_secondaries; + + snprintf(name, sizeof(name), "secondary_%d", i - 1); + debugfs_create_file(name, 0400, sd->dfs, pos, &dev_fops); + + } + + sd_info(primary, "group id %#x, size %d, combined\n", + sd->group_id, mlx5_devcom_comp_get_size(sd->devcom)); + sd_print_group(primary); + + return 0; + +err_unset_secondaries: + to = pos; + mlx5_sd_for_each_secondary_to(i, primary, to, pos) + sd_cmd_unset_secondary(pos); + sd_cmd_unset_primary(primary); + debugfs_remove_recursive(sd->dfs); +err_sd_unregister: + sd_unregister(dev); +err_sd_cleanup: + sd_cleanup(dev); + return err; +} + +void mlx5_sd_cleanup(struct mlx5_core_dev *dev) +{ + struct mlx5_sd *sd = mlx5_get_sd(dev); + struct mlx5_core_dev *primary, *pos; + int i; + + if (!sd) + return; + + if (!mlx5_devcom_comp_is_ready(sd->devcom)) + goto out; + + primary = mlx5_sd_get_primary(dev); + mlx5_sd_for_each_secondary(i, primary, pos) + sd_cmd_unset_secondary(pos); + sd_cmd_unset_primary(primary); + debugfs_remove_recursive(sd->dfs); + + sd_info(primary, "group id %#x, uncombined\n", sd->group_id); +out: + sd_unregister(dev); + sd_cleanup(dev); +} + +struct auxiliary_device *mlx5_sd_get_adev(struct mlx5_core_dev *dev, + struct auxiliary_device *adev, + int idx) +{ + struct mlx5_sd *sd = mlx5_get_sd(dev); + struct mlx5_core_dev *primary; + + if (!sd) + return adev; + + if (!mlx5_devcom_comp_is_ready(sd->devcom)) + return NULL; + + primary = mlx5_sd_get_primary(dev); + if (dev == primary) + return adev; + + return &primary->priv.adev[idx]->adev; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.h new file mode 100644 index 000000000000..137efaf9aabc --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */ + +#ifndef __MLX5_LIB_SD_H__ +#define __MLX5_LIB_SD_H__ + +#define MLX5_SD_MAX_GROUP_SZ 2 + +struct mlx5_sd; + +struct mlx5_core_dev *mlx5_sd_primary_get_peer(struct mlx5_core_dev *primary, int idx); +int mlx5_sd_ch_ix_get_dev_ix(struct mlx5_core_dev *dev, int ch_ix); +int mlx5_sd_ch_ix_get_vec_ix(struct mlx5_core_dev *dev, int ch_ix); +struct mlx5_core_dev *mlx5_sd_ch_ix_get_dev(struct mlx5_core_dev *primary, int ch_ix); +struct auxiliary_device *mlx5_sd_get_adev(struct mlx5_core_dev *dev, + struct auxiliary_device *adev, + int idx); + +int mlx5_sd_init(struct mlx5_core_dev *dev); +void mlx5_sd_cleanup(struct mlx5_core_dev *dev); + +#define mlx5_sd_for_each_dev_from_to(i, primary, ix_from, to, pos) \ + for (i = ix_from; \ + (pos = mlx5_sd_primary_get_peer(primary, i)) && pos != (to); i++) + +#define mlx5_sd_for_each_dev(i, primary, pos) \ + mlx5_sd_for_each_dev_from_to(i, primary, 0, NULL, pos) + +#define mlx5_sd_for_each_dev_to(i, primary, to, pos) \ + mlx5_sd_for_each_dev_from_to(i, primary, 0, to, pos) + +#define mlx5_sd_for_each_secondary(i, primary, pos) \ + mlx5_sd_for_each_dev_from_to(i, primary, 1, NULL, pos) + +#define mlx5_sd_for_each_secondary_to(i, primary, to, pos) \ + mlx5_sd_for_each_dev_from_to(i, primary, 1, to, pos) + +#endif /* __MLX5_LIB_SD_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index bccf6e53556c..c2593625c09a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -187,31 +187,36 @@ static struct mlx5_profile profile[] = { }; static int wait_fw_init(struct mlx5_core_dev *dev, u32 max_wait_mili, - u32 warn_time_mili) + u32 warn_time_mili, const char *init_state) { unsigned long warn = jiffies + msecs_to_jiffies(warn_time_mili); unsigned long end = jiffies + msecs_to_jiffies(max_wait_mili); u32 fw_initializing; - int err = 0; do { fw_initializing = ioread32be(&dev->iseg->initializing); if (!(fw_initializing >> 31)) break; - if (time_after(jiffies, end) || - test_bit(MLX5_BREAK_FW_WAIT, &dev->intf_state)) { - err = -EBUSY; - break; + if (time_after(jiffies, end)) { + mlx5_core_err(dev, "Firmware over %u MS in %s state, aborting\n", + max_wait_mili, init_state); + return -ETIMEDOUT; + } + if (test_bit(MLX5_BREAK_FW_WAIT, &dev->intf_state)) { + mlx5_core_warn(dev, "device is being removed, stop waiting for FW %s\n", + init_state); + return -ENODEV; } if (warn_time_mili && time_after(jiffies, warn)) { - mlx5_core_warn(dev, "Waiting for FW initialization, timeout abort in %ds (0x%x)\n", - jiffies_to_msecs(end - warn) / 1000, fw_initializing); + mlx5_core_warn(dev, "Waiting for FW %s, timeout abort in %ds (0x%x)\n", + init_state, jiffies_to_msecs(end - warn) / 1000, + fw_initializing); warn = jiffies + msecs_to_jiffies(warn_time_mili); } msleep(mlx5_tout_ms(dev, FW_PRE_INIT_WAIT)); } while (true); - return err; + return 0; } static void mlx5_set_driver_version(struct mlx5_core_dev *dev) @@ -1151,12 +1156,10 @@ static int mlx5_function_enable(struct mlx5_core_dev *dev, bool boot, u64 timeou /* wait for firmware to accept initialization segments configurations */ err = wait_fw_init(dev, timeout, - mlx5_tout_ms(dev, FW_PRE_INIT_WARN_MESSAGE_INTERVAL)); - if (err) { - mlx5_core_err(dev, "Firmware over %llu MS in pre-initializing state, aborting\n", - timeout); + mlx5_tout_ms(dev, FW_PRE_INIT_WARN_MESSAGE_INTERVAL), + "pre-initializing"); + if (err) return err; - } err = mlx5_cmd_enable(dev); if (err) { @@ -1166,12 +1169,9 @@ static int mlx5_function_enable(struct mlx5_core_dev *dev, bool boot, u64 timeou mlx5_tout_query_iseg(dev); - err = wait_fw_init(dev, mlx5_tout_ms(dev, FW_INIT), 0); - if (err) { - mlx5_core_err(dev, "Firmware over %llu MS in initializing state, aborting\n", - mlx5_tout_ms(dev, FW_INIT)); + err = wait_fw_init(dev, mlx5_tout_ms(dev, FW_INIT), 0, "initializing"); + if (err) goto err_cmd_cleanup; - } dev->caps.embedded_cpu = mlx5_read_embedded_cpu(dev); mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_UP); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index a79b7959361b..58732f44940f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -312,13 +312,6 @@ static inline int mlx5_rescan_drivers(struct mlx5_core_dev *dev) return ret; } -enum { - MLX5_NIC_IFC_FULL = 0, - MLX5_NIC_IFC_DISABLED = 1, - MLX5_NIC_IFC_NO_DRAM_NIC = 2, - MLX5_NIC_IFC_SW_RESET = 7 -}; - u8 mlx5_get_nic_state(struct mlx5_core_dev *dev); void mlx5_set_nic_state(struct mlx5_core_dev *dev, u8 state); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c index c93492b67788..99219ea52c4b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c @@ -74,7 +74,8 @@ static void mlx5_sf_dev_release(struct device *device) kfree(sf_dev); } -static void mlx5_sf_dev_remove(struct mlx5_core_dev *dev, struct mlx5_sf_dev *sf_dev) +static void mlx5_sf_dev_remove_aux(struct mlx5_core_dev *dev, + struct mlx5_sf_dev *sf_dev) { int id; @@ -138,7 +139,7 @@ static void mlx5_sf_dev_add(struct mlx5_core_dev *dev, u16 sf_index, u16 fn_id, return; xa_err: - mlx5_sf_dev_remove(dev, sf_dev); + mlx5_sf_dev_remove_aux(dev, sf_dev); add_err: mlx5_core_err(dev, "SF DEV: fail device add for index=%d sfnum=%d err=%d\n", sf_index, sfnum, err); @@ -149,7 +150,7 @@ static void mlx5_sf_dev_del(struct mlx5_core_dev *dev, struct mlx5_sf_dev *sf_de struct mlx5_sf_dev_table *table = dev->priv.sf_dev_table; xa_erase(&table->devices, sf_index); - mlx5_sf_dev_remove(dev, sf_dev); + mlx5_sf_dev_remove_aux(dev, sf_dev); } static int @@ -367,7 +368,7 @@ static void mlx5_sf_dev_destroy_all(struct mlx5_sf_dev_table *table) xa_for_each(&table->devices, index, sf_dev) { xa_erase(&table->devices, index); - mlx5_sf_dev_remove(table->dev, sf_dev); + mlx5_sf_dev_remove_aux(table->dev, sf_dev); } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/driver.c b/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/driver.c index 169c2c68ed5c..bc863e1f062e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/driver.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/driver.c @@ -95,24 +95,29 @@ mdev_err: static void mlx5_sf_dev_remove(struct auxiliary_device *adev) { struct mlx5_sf_dev *sf_dev = container_of(adev, struct mlx5_sf_dev, adev); - struct devlink *devlink = priv_to_devlink(sf_dev->mdev); + struct mlx5_core_dev *mdev = sf_dev->mdev; + struct devlink *devlink; - mlx5_drain_health_wq(sf_dev->mdev); + devlink = priv_to_devlink(mdev); + set_bit(MLX5_BREAK_FW_WAIT, &mdev->intf_state); + mlx5_drain_health_wq(mdev); devlink_unregister(devlink); - if (mlx5_dev_is_lightweight(sf_dev->mdev)) - mlx5_uninit_one_light(sf_dev->mdev); + if (mlx5_dev_is_lightweight(mdev)) + mlx5_uninit_one_light(mdev); else - mlx5_uninit_one(sf_dev->mdev); - iounmap(sf_dev->mdev->iseg); - mlx5_mdev_uninit(sf_dev->mdev); + mlx5_uninit_one(mdev); + iounmap(mdev->iseg); + mlx5_mdev_uninit(mdev); mlx5_devlink_free(devlink); } static void mlx5_sf_dev_shutdown(struct auxiliary_device *adev) { struct mlx5_sf_dev *sf_dev = container_of(adev, struct mlx5_sf_dev, adev); + struct mlx5_core_dev *mdev = sf_dev->mdev; - mlx5_unload_one(sf_dev->mdev, false); + set_bit(MLX5_BREAK_FW_WAIT, &mdev->intf_state); + mlx5_unload_one(mdev, false); } static const struct auxiliary_device_id mlx5_sf_dev_id_table[] = { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c index 7e36e1062139..64f4cc284aea 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c @@ -54,6 +54,107 @@ enum dr_dump_rec_type { DR_DUMP_REC_TYPE_ACTION_MATCH_RANGE = 3425, }; +static struct mlx5dr_dbg_dump_buff * +mlx5dr_dbg_dump_data_init_new_buff(struct mlx5dr_dbg_dump_data *dump_data) +{ + struct mlx5dr_dbg_dump_buff *new_buff; + + new_buff = kzalloc(sizeof(*new_buff), GFP_KERNEL); + if (!new_buff) + return NULL; + + new_buff->buff = kvzalloc(MLX5DR_DEBUG_DUMP_BUFF_SIZE, GFP_KERNEL); + if (!new_buff->buff) { + kfree(new_buff); + return NULL; + } + + INIT_LIST_HEAD(&new_buff->node); + list_add_tail(&new_buff->node, &dump_data->buff_list); + + return new_buff; +} + +static struct mlx5dr_dbg_dump_data * +mlx5dr_dbg_create_dump_data(void) +{ + struct mlx5dr_dbg_dump_data *dump_data; + + dump_data = kzalloc(sizeof(*dump_data), GFP_KERNEL); + if (!dump_data) + return NULL; + + INIT_LIST_HEAD(&dump_data->buff_list); + + if (!mlx5dr_dbg_dump_data_init_new_buff(dump_data)) { + kfree(dump_data); + return NULL; + } + + return dump_data; +} + +static void +mlx5dr_dbg_destroy_dump_data(struct mlx5dr_dbg_dump_data *dump_data) +{ + struct mlx5dr_dbg_dump_buff *dump_buff, *tmp_buff; + + if (!dump_data) + return; + + list_for_each_entry_safe(dump_buff, tmp_buff, &dump_data->buff_list, node) { + kvfree(dump_buff->buff); + list_del(&dump_buff->node); + kfree(dump_buff); + } + + kfree(dump_data); +} + +static int +mlx5dr_dbg_dump_data_print(struct seq_file *file, char *str, u32 size) +{ + struct mlx5dr_domain *dmn = file->private; + struct mlx5dr_dbg_dump_data *dump_data; + struct mlx5dr_dbg_dump_buff *buff; + u32 buff_capacity, write_size; + int remain_size, ret; + + if (size >= MLX5DR_DEBUG_DUMP_BUFF_SIZE) + return -EINVAL; + + dump_data = dmn->dump_info.dump_data; + buff = list_last_entry(&dump_data->buff_list, + struct mlx5dr_dbg_dump_buff, node); + + buff_capacity = (MLX5DR_DEBUG_DUMP_BUFF_SIZE - 1) - buff->index; + remain_size = buff_capacity - size; + write_size = (remain_size > 0) ? size : buff_capacity; + + if (likely(write_size)) { + ret = snprintf(buff->buff + buff->index, write_size + 1, "%s", str); + if (ret < 0) + return ret; + + buff->index += write_size; + } + + if (remain_size < 0) { + remain_size *= -1; + buff = mlx5dr_dbg_dump_data_init_new_buff(dump_data); + if (!buff) + return -ENOMEM; + + ret = snprintf(buff->buff, remain_size + 1, "%s", str + write_size); + if (ret < 0) + return ret; + + buff->index += remain_size; + } + + return 0; +} + void mlx5dr_dbg_tbl_add(struct mlx5dr_table *tbl) { mutex_lock(&tbl->dmn->dump_info.dbg_mutex); @@ -109,36 +210,68 @@ dr_dump_rule_action_mem(struct seq_file *file, const u64 rule_id, { struct mlx5dr_action *action = action_mem->action; const u64 action_id = DR_DBG_PTR_TO_ID(action); + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; u64 hit_tbl_ptr, miss_tbl_ptr; u32 hit_tbl_id, miss_tbl_id; + int ret; switch (action->action_type) { case DR_ACTION_TYP_DROP: - seq_printf(file, "%d,0x%llx,0x%llx\n", - DR_DUMP_REC_TYPE_ACTION_DROP, action_id, rule_id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx\n", + DR_DUMP_REC_TYPE_ACTION_DROP, action_id, + rule_id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_FT: if (action->dest_tbl->is_fw_tbl) - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_FT, action_id, - rule_id, action->dest_tbl->fw_tbl.id, - -1); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_FT, action_id, + rule_id, action->dest_tbl->fw_tbl.id, + -1); else - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%llx\n", - DR_DUMP_REC_TYPE_ACTION_FT, action_id, - rule_id, action->dest_tbl->tbl->table_id, - DR_DBG_PTR_TO_ID(action->dest_tbl->tbl)); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%llx\n", + DR_DUMP_REC_TYPE_ACTION_FT, action_id, + rule_id, action->dest_tbl->tbl->table_id, + DR_DBG_PTR_TO_ID(action->dest_tbl->tbl)); + + if (ret < 0) + return ret; + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_CTR: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_CTR, action_id, rule_id, - action->ctr->ctr_id + action->ctr->offset); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_CTR, action_id, rule_id, + action->ctr->ctr_id + action->ctr->offset); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_TAG: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_TAG, action_id, rule_id, - action->flow_tag->flow_tag); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_TAG, action_id, rule_id, + action->flow_tag->flow_tag); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_MODIFY_HDR: { @@ -150,83 +283,171 @@ dr_dump_rule_action_mem(struct seq_file *file, const u64 rule_id, ptrn_arg = !action->rewrite->single_action_opt && ptrn && arg; - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,%d,0x%x,0x%x,0x%x", - DR_DUMP_REC_TYPE_ACTION_MODIFY_HDR, action_id, - rule_id, action->rewrite->index, - action->rewrite->single_action_opt, - ptrn_arg ? action->rewrite->num_of_actions : 0, - ptrn_arg ? ptrn->index : 0, - ptrn_arg ? mlx5dr_arg_get_obj_id(arg) : 0); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,%d,0x%x,0x%x,0x%x", + DR_DUMP_REC_TYPE_ACTION_MODIFY_HDR, action_id, + rule_id, action->rewrite->index, + action->rewrite->single_action_opt, + ptrn_arg ? action->rewrite->num_of_actions : 0, + ptrn_arg ? ptrn->index : 0, + ptrn_arg ? mlx5dr_arg_get_obj_id(arg) : 0); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; if (ptrn_arg) { for (i = 0; i < action->rewrite->num_of_actions; i++) { - seq_printf(file, ",0x%016llx", - be64_to_cpu(((__be64 *)rewrite_data)[i])); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + ",0x%016llx", + be64_to_cpu(((__be64 *)rewrite_data)[i])); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; } } - seq_puts(file, "\n"); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, "\n"); + if (ret < 0) + return ret; + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; } case DR_ACTION_TYP_VPORT: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_VPORT, action_id, rule_id, - action->vport->caps->num); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_VPORT, action_id, rule_id, + action->vport->caps->num); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_TNL_L2_TO_L2: - seq_printf(file, "%d,0x%llx,0x%llx\n", - DR_DUMP_REC_TYPE_ACTION_DECAP_L2, action_id, - rule_id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx\n", + DR_DUMP_REC_TYPE_ACTION_DECAP_L2, action_id, + rule_id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_TNL_L3_TO_L2: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_DECAP_L3, action_id, - rule_id, - (action->rewrite->ptrn && action->rewrite->arg) ? - mlx5dr_arg_get_obj_id(action->rewrite->arg) : - action->rewrite->index); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_DECAP_L3, action_id, + rule_id, + (action->rewrite->ptrn && action->rewrite->arg) ? + mlx5dr_arg_get_obj_id(action->rewrite->arg) : + action->rewrite->index); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_L2_TO_TNL_L2: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_ENCAP_L2, action_id, - rule_id, action->reformat->id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_ENCAP_L2, action_id, + rule_id, action->reformat->id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_L2_TO_TNL_L3: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_ENCAP_L3, action_id, - rule_id, action->reformat->id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_ENCAP_L3, action_id, + rule_id, action->reformat->id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_POP_VLAN: - seq_printf(file, "%d,0x%llx,0x%llx\n", - DR_DUMP_REC_TYPE_ACTION_POP_VLAN, action_id, - rule_id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx\n", + DR_DUMP_REC_TYPE_ACTION_POP_VLAN, action_id, + rule_id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_PUSH_VLAN: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_PUSH_VLAN, action_id, - rule_id, action->push_vlan->vlan_hdr); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_PUSH_VLAN, action_id, + rule_id, action->push_vlan->vlan_hdr); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_INSERT_HDR: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_INSERT_HDR, action_id, - rule_id, action->reformat->id, - action->reformat->param_0, - action->reformat->param_1); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_INSERT_HDR, action_id, + rule_id, action->reformat->id, + action->reformat->param_0, + action->reformat->param_1); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_REMOVE_HDR: - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_REMOVE_HDR, action_id, - rule_id, action->reformat->id, - action->reformat->param_0, - action->reformat->param_1); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_REMOVE_HDR, action_id, + rule_id, action->reformat->id, + action->reformat->param_0, + action->reformat->param_1); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_SAMPLER: - seq_printf(file, - "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x,0x%llx,0x%llx\n", - DR_DUMP_REC_TYPE_ACTION_SAMPLER, action_id, rule_id, - 0, 0, action->sampler->sampler_id, - action->sampler->rx_icm_addr, - action->sampler->tx_icm_addr); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%x,0x%x,0x%llx,0x%llx\n", + DR_DUMP_REC_TYPE_ACTION_SAMPLER, action_id, + rule_id, 0, 0, action->sampler->sampler_id, + action->sampler->rx_icm_addr, + action->sampler->tx_icm_addr); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; case DR_ACTION_TYP_RANGE: if (action->range->hit_tbl_action->dest_tbl->is_fw_tbl) { @@ -247,10 +468,17 @@ dr_dump_rule_action_mem(struct seq_file *file, const u64 rule_id, DR_DBG_PTR_TO_ID(action->range->miss_tbl_action->dest_tbl->tbl); } - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%llx,0x%x,0x%llx,0x%x\n", - DR_DUMP_REC_TYPE_ACTION_MATCH_RANGE, action_id, rule_id, - hit_tbl_id, hit_tbl_ptr, miss_tbl_id, miss_tbl_ptr, - action->range->definer_id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%llx,0x%x,0x%llx,0x%x\n", + DR_DUMP_REC_TYPE_ACTION_MATCH_RANGE, action_id, + rule_id, hit_tbl_id, hit_tbl_ptr, miss_tbl_id, + miss_tbl_ptr, action->range->definer_id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; break; default: return 0; @@ -263,8 +491,10 @@ static int dr_dump_rule_mem(struct seq_file *file, struct mlx5dr_ste *ste, bool is_rx, const u64 rule_id, u8 format_ver) { + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; char hw_ste_dump[DR_HEX_SIZE]; u32 mem_rec_type; + int ret; if (format_ver == MLX5_STEERING_FORMAT_CONNECTX_5) { mem_rec_type = is_rx ? DR_DUMP_REC_TYPE_RULE_RX_ENTRY_V0 : @@ -277,9 +507,16 @@ dr_dump_rule_mem(struct seq_file *file, struct mlx5dr_ste *ste, dr_dump_hex_print(hw_ste_dump, (char *)mlx5dr_ste_get_hw_ste(ste), DR_STE_SIZE_REDUCED); - seq_printf(file, "%d,0x%llx,0x%llx,%s\n", mem_rec_type, - dr_dump_icm_to_idx(mlx5dr_ste_get_icm_addr(ste)), rule_id, - hw_ste_dump); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,%s\n", mem_rec_type, + dr_dump_icm_to_idx(mlx5dr_ste_get_icm_addr(ste)), + rule_id, hw_ste_dump); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; return 0; } @@ -309,6 +546,7 @@ static int dr_dump_rule(struct seq_file *file, struct mlx5dr_rule *rule) { struct mlx5dr_rule_action_member *action_mem; const u64 rule_id = DR_DBG_PTR_TO_ID(rule); + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; struct mlx5dr_rule_rx_tx *rx = &rule->rx; struct mlx5dr_rule_rx_tx *tx = &rule->tx; u8 format_ver; @@ -316,8 +554,15 @@ static int dr_dump_rule(struct seq_file *file, struct mlx5dr_rule *rule) format_ver = rule->matcher->tbl->dmn->info.caps.sw_format_ver; - seq_printf(file, "%d,0x%llx,0x%llx\n", DR_DUMP_REC_TYPE_RULE, rule_id, - DR_DBG_PTR_TO_ID(rule->matcher)); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx\n", DR_DUMP_REC_TYPE_RULE, + rule_id, DR_DBG_PTR_TO_ID(rule->matcher)); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; if (rx->nic_matcher) { ret = dr_dump_rule_rx_tx(file, rx, true, rule_id, format_ver); @@ -344,46 +589,94 @@ static int dr_dump_matcher_mask(struct seq_file *file, struct mlx5dr_match_param *mask, u8 criteria, const u64 matcher_id) { + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; char dump[DR_HEX_SIZE]; + int ret; - seq_printf(file, "%d,0x%llx,", DR_DUMP_REC_TYPE_MATCHER_MASK, - matcher_id); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, "%d,0x%llx,", + DR_DUMP_REC_TYPE_MATCHER_MASK, matcher_id); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; if (criteria & DR_MATCHER_CRITERIA_OUTER) { dr_dump_hex_print(dump, (char *)&mask->outer, sizeof(mask->outer)); - seq_printf(file, "%s,", dump); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%s,", dump); } else { - seq_puts(file, ","); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, ","); } + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + if (criteria & DR_MATCHER_CRITERIA_INNER) { dr_dump_hex_print(dump, (char *)&mask->inner, sizeof(mask->inner)); - seq_printf(file, "%s,", dump); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%s,", dump); } else { - seq_puts(file, ","); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, ","); } + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + if (criteria & DR_MATCHER_CRITERIA_MISC) { dr_dump_hex_print(dump, (char *)&mask->misc, sizeof(mask->misc)); - seq_printf(file, "%s,", dump); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%s,", dump); } else { - seq_puts(file, ","); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, ","); } + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + if (criteria & DR_MATCHER_CRITERIA_MISC2) { dr_dump_hex_print(dump, (char *)&mask->misc2, sizeof(mask->misc2)); - seq_printf(file, "%s,", dump); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%s,", dump); } else { - seq_puts(file, ","); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, ","); } + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + if (criteria & DR_MATCHER_CRITERIA_MISC3) { dr_dump_hex_print(dump, (char *)&mask->misc3, sizeof(mask->misc3)); - seq_printf(file, "%s\n", dump); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%s\n", dump); } else { - seq_puts(file, ",\n"); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, ",\n"); } + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + return 0; } @@ -391,9 +684,19 @@ static int dr_dump_matcher_builder(struct seq_file *file, struct mlx5dr_ste_build *builder, u32 index, bool is_rx, const u64 matcher_id) { - seq_printf(file, "%d,0x%llx,%d,%d,0x%x\n", - DR_DUMP_REC_TYPE_MATCHER_BUILDER, matcher_id, index, is_rx, - builder->lu_type); + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; + int ret; + + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,%d,%d,0x%x\n", + DR_DUMP_REC_TYPE_MATCHER_BUILDER, matcher_id, index, + is_rx, builder->lu_type); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; return 0; } @@ -403,6 +706,7 @@ dr_dump_matcher_rx_tx(struct seq_file *file, bool is_rx, struct mlx5dr_matcher_rx_tx *matcher_rx_tx, const u64 matcher_id) { + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; enum dr_dump_rec_type rec_type; u64 s_icm_addr, e_icm_addr; int i, ret; @@ -412,11 +716,19 @@ dr_dump_matcher_rx_tx(struct seq_file *file, bool is_rx, s_icm_addr = mlx5dr_icm_pool_get_chunk_icm_addr(matcher_rx_tx->s_htbl->chunk); e_icm_addr = mlx5dr_icm_pool_get_chunk_icm_addr(matcher_rx_tx->e_anchor->chunk); - seq_printf(file, "%d,0x%llx,0x%llx,%d,0x%llx,0x%llx\n", - rec_type, DR_DBG_PTR_TO_ID(matcher_rx_tx), - matcher_id, matcher_rx_tx->num_of_builders, - dr_dump_icm_to_idx(s_icm_addr), - dr_dump_icm_to_idx(e_icm_addr)); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,%d,0x%llx,0x%llx\n", + rec_type, DR_DBG_PTR_TO_ID(matcher_rx_tx), + matcher_id, matcher_rx_tx->num_of_builders, + dr_dump_icm_to_idx(s_icm_addr), + dr_dump_icm_to_idx(e_icm_addr)); + + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; for (i = 0; i < matcher_rx_tx->num_of_builders; i++) { ret = dr_dump_matcher_builder(file, @@ -434,13 +746,22 @@ dr_dump_matcher(struct seq_file *file, struct mlx5dr_matcher *matcher) { struct mlx5dr_matcher_rx_tx *rx = &matcher->rx; struct mlx5dr_matcher_rx_tx *tx = &matcher->tx; + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; u64 matcher_id; int ret; matcher_id = DR_DBG_PTR_TO_ID(matcher); - seq_printf(file, "%d,0x%llx,0x%llx,%d\n", DR_DUMP_REC_TYPE_MATCHER, - matcher_id, DR_DBG_PTR_TO_ID(matcher->tbl), matcher->prio); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,%d\n", DR_DUMP_REC_TYPE_MATCHER, + matcher_id, DR_DBG_PTR_TO_ID(matcher->tbl), + matcher->prio); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; ret = dr_dump_matcher_mask(file, &matcher->mask, matcher->match_criteria, matcher_id); @@ -486,15 +807,24 @@ dr_dump_table_rx_tx(struct seq_file *file, bool is_rx, struct mlx5dr_table_rx_tx *table_rx_tx, const u64 table_id) { + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; enum dr_dump_rec_type rec_type; u64 s_icm_addr; + int ret; rec_type = is_rx ? DR_DUMP_REC_TYPE_TABLE_RX : DR_DUMP_REC_TYPE_TABLE_TX; s_icm_addr = mlx5dr_icm_pool_get_chunk_icm_addr(table_rx_tx->s_anchor->chunk); - seq_printf(file, "%d,0x%llx,0x%llx\n", rec_type, table_id, - dr_dump_icm_to_idx(s_icm_addr)); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx\n", rec_type, table_id, + dr_dump_icm_to_idx(s_icm_addr)); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; return 0; } @@ -503,11 +833,19 @@ static int dr_dump_table(struct seq_file *file, struct mlx5dr_table *table) { struct mlx5dr_table_rx_tx *rx = &table->rx; struct mlx5dr_table_rx_tx *tx = &table->tx; + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; int ret; - seq_printf(file, "%d,0x%llx,0x%llx,%d,%d\n", DR_DUMP_REC_TYPE_TABLE, - DR_DBG_PTR_TO_ID(table), DR_DBG_PTR_TO_ID(table->dmn), - table->table_type, table->level); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,%d,%d\n", DR_DUMP_REC_TYPE_TABLE, + DR_DBG_PTR_TO_ID(table), DR_DBG_PTR_TO_ID(table->dmn), + table->table_type, table->level); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; if (rx->nic_dmn) { ret = dr_dump_table_rx_tx(file, true, rx, @@ -546,46 +884,86 @@ static int dr_dump_send_ring(struct seq_file *file, struct mlx5dr_send_ring *ring, const u64 domain_id) { - seq_printf(file, "%d,0x%llx,0x%llx,0x%x,0x%x\n", - DR_DUMP_REC_TYPE_DOMAIN_SEND_RING, DR_DBG_PTR_TO_ID(ring), - domain_id, ring->cq->mcq.cqn, ring->qp->qpn); + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; + int ret; + + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%llx,0x%x,0x%x\n", + DR_DUMP_REC_TYPE_DOMAIN_SEND_RING, + DR_DBG_PTR_TO_ID(ring), domain_id, + ring->cq->mcq.cqn, ring->qp->qpn); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + return 0; } -static int +static noinline_for_stack int dr_dump_domain_info_flex_parser(struct seq_file *file, const char *flex_parser_name, const u8 flex_parser_value, const u64 domain_id) { - seq_printf(file, "%d,0x%llx,%s,0x%x\n", - DR_DUMP_REC_TYPE_DOMAIN_INFO_FLEX_PARSER, domain_id, - flex_parser_name, flex_parser_value); + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; + int ret; + + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,%s,0x%x\n", + DR_DUMP_REC_TYPE_DOMAIN_INFO_FLEX_PARSER, domain_id, + flex_parser_name, flex_parser_value); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; + return 0; } -static int +static noinline_for_stack int dr_dump_domain_info_caps(struct seq_file *file, struct mlx5dr_cmd_caps *caps, const u64 domain_id) { + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; struct mlx5dr_cmd_vport_cap *vport_caps; unsigned long i, vports_num; + int ret; xa_for_each(&caps->vports.vports_caps_xa, vports_num, vport_caps) ; /* count the number of vports in xarray */ - seq_printf(file, "%d,0x%llx,0x%x,0x%llx,0x%llx,0x%x,%lu,%d\n", - DR_DUMP_REC_TYPE_DOMAIN_INFO_CAPS, domain_id, caps->gvmi, - caps->nic_rx_drop_address, caps->nic_tx_drop_address, - caps->flex_protocols, vports_num, caps->eswitch_manager); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,0x%x,0x%llx,0x%llx,0x%x,%lu,%d\n", + DR_DUMP_REC_TYPE_DOMAIN_INFO_CAPS, domain_id, caps->gvmi, + caps->nic_rx_drop_address, caps->nic_tx_drop_address, + caps->flex_protocols, vports_num, caps->eswitch_manager); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; xa_for_each(&caps->vports.vports_caps_xa, i, vport_caps) { vport_caps = xa_load(&caps->vports.vports_caps_xa, i); - seq_printf(file, "%d,0x%llx,%lu,0x%x,0x%llx,0x%llx\n", - DR_DUMP_REC_TYPE_DOMAIN_INFO_VPORT, domain_id, i, - vport_caps->vport_gvmi, vport_caps->icm_address_rx, - vport_caps->icm_address_tx); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,%lu,0x%x,0x%llx,0x%llx\n", + DR_DUMP_REC_TYPE_DOMAIN_INFO_VPORT, + domain_id, i, vport_caps->vport_gvmi, + vport_caps->icm_address_rx, + vport_caps->icm_address_tx); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; } return 0; } @@ -627,24 +1005,32 @@ dr_dump_domain_info(struct seq_file *file, struct mlx5dr_domain_info *info, return 0; } -static int +static noinline_for_stack int dr_dump_domain(struct seq_file *file, struct mlx5dr_domain *dmn) { + char buff[MLX5DR_DEBUG_DUMP_BUFF_LENGTH]; u64 domain_id = DR_DBG_PTR_TO_ID(dmn); int ret; - seq_printf(file, "%d,0x%llx,%d,0%x,%d,%u.%u.%u,%s,%d,%u,%u,%u\n", - DR_DUMP_REC_TYPE_DOMAIN, - domain_id, dmn->type, dmn->info.caps.gvmi, - dmn->info.supp_sw_steering, - /* package version */ - LINUX_VERSION_MAJOR, LINUX_VERSION_PATCHLEVEL, - LINUX_VERSION_SUBLEVEL, - pci_name(dmn->mdev->pdev), - 0, /* domain flags */ - dmn->num_buddies[DR_ICM_TYPE_STE], - dmn->num_buddies[DR_ICM_TYPE_MODIFY_ACTION], - dmn->num_buddies[DR_ICM_TYPE_MODIFY_HDR_PTRN]); + ret = snprintf(buff, MLX5DR_DEBUG_DUMP_BUFF_LENGTH, + "%d,0x%llx,%d,0%x,%d,%u.%u.%u,%s,%d,%u,%u,%u\n", + DR_DUMP_REC_TYPE_DOMAIN, + domain_id, dmn->type, dmn->info.caps.gvmi, + dmn->info.supp_sw_steering, + /* package version */ + LINUX_VERSION_MAJOR, LINUX_VERSION_PATCHLEVEL, + LINUX_VERSION_SUBLEVEL, + pci_name(dmn->mdev->pdev), + 0, /* domain flags */ + dmn->num_buddies[DR_ICM_TYPE_STE], + dmn->num_buddies[DR_ICM_TYPE_MODIFY_ACTION], + dmn->num_buddies[DR_ICM_TYPE_MODIFY_HDR_PTRN]); + if (ret < 0) + return ret; + + ret = mlx5dr_dbg_dump_data_print(file, buff, ret); + if (ret) + return ret; ret = dr_dump_domain_info(file, &dmn->info, domain_id); if (ret < 0) @@ -683,11 +1069,91 @@ unlock_mutex: return ret; } -static int dr_dump_show(struct seq_file *file, void *priv) +static void * +dr_dump_start(struct seq_file *file, loff_t *pos) { - return dr_dump_domain_all(file, file->private); + struct mlx5dr_domain *dmn = file->private; + struct mlx5dr_dbg_dump_data *dump_data; + + if (atomic_read(&dmn->dump_info.state) != MLX5DR_DEBUG_DUMP_STATE_FREE) { + mlx5_core_warn(dmn->mdev, "Dump already in progress\n"); + return ERR_PTR(-EBUSY); + } + + atomic_set(&dmn->dump_info.state, MLX5DR_DEBUG_DUMP_STATE_IN_PROGRESS); + dump_data = dmn->dump_info.dump_data; + + if (dump_data) { + return seq_list_start(&dump_data->buff_list, *pos); + } else if (*pos == 0) { + dump_data = mlx5dr_dbg_create_dump_data(); + if (!dump_data) + goto exit; + + dmn->dump_info.dump_data = dump_data; + if (dr_dump_domain_all(file, dmn)) { + mlx5dr_dbg_destroy_dump_data(dump_data); + dmn->dump_info.dump_data = NULL; + goto exit; + } + + return seq_list_start(&dump_data->buff_list, *pos); + } + +exit: + atomic_set(&dmn->dump_info.state, MLX5DR_DEBUG_DUMP_STATE_FREE); + return NULL; } -DEFINE_SHOW_ATTRIBUTE(dr_dump); + +static void * +dr_dump_next(struct seq_file *file, void *v, loff_t *pos) +{ + struct mlx5dr_domain *dmn = file->private; + struct mlx5dr_dbg_dump_data *dump_data; + + dump_data = dmn->dump_info.dump_data; + + return seq_list_next(v, &dump_data->buff_list, pos); +} + +static void +dr_dump_stop(struct seq_file *file, void *v) +{ + struct mlx5dr_domain *dmn = file->private; + struct mlx5dr_dbg_dump_data *dump_data; + + if (v && IS_ERR(v)) + return; + + if (!v) { + dump_data = dmn->dump_info.dump_data; + if (dump_data) { + mlx5dr_dbg_destroy_dump_data(dump_data); + dmn->dump_info.dump_data = NULL; + } + } + + atomic_set(&dmn->dump_info.state, MLX5DR_DEBUG_DUMP_STATE_FREE); +} + +static int +dr_dump_show(struct seq_file *file, void *v) +{ + struct mlx5dr_dbg_dump_buff *entry; + + entry = list_entry(v, struct mlx5dr_dbg_dump_buff, node); + seq_printf(file, "%s", entry->buff); + + return 0; +} + +static const struct seq_operations dr_dump_sops = { + .start = dr_dump_start, + .next = dr_dump_next, + .stop = dr_dump_stop, + .show = dr_dump_show, +}; +DEFINE_SEQ_ATTRIBUTE(dr_dump); void mlx5dr_dbg_init_dump(struct mlx5dr_domain *dmn) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.h index def6cf853eea..57c6b363b870 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.h @@ -1,10 +1,30 @@ /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ /* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */ +#define MLX5DR_DEBUG_DUMP_BUFF_SIZE (64 * 1024 * 1024) +#define MLX5DR_DEBUG_DUMP_BUFF_LENGTH 512 + +enum { + MLX5DR_DEBUG_DUMP_STATE_FREE, + MLX5DR_DEBUG_DUMP_STATE_IN_PROGRESS, +}; + +struct mlx5dr_dbg_dump_buff { + char *buff; + u32 index; + struct list_head node; +}; + +struct mlx5dr_dbg_dump_data { + struct list_head buff_list; +}; + struct mlx5dr_dbg_dump_info { struct mutex dbg_mutex; /* protect dbg lists */ struct dentry *steering_debugfs; struct dentry *fdb_debugfs; + struct mlx5dr_dbg_dump_data *dump_data; + atomic_t state; }; void mlx5dr_dbg_init_dump(struct mlx5dr_domain *dmn); diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_ethtool.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_ethtool.c index 253d7ad9b809..8b63968bbee9 100644 --- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_ethtool.c @@ -124,6 +124,41 @@ static void mlxbf_gige_get_pauseparam(struct net_device *netdev, pause->tx_pause = 1; } +static bool mlxbf_gige_llu_counters_enabled(struct mlxbf_gige *priv) +{ + u32 data; + + if (priv->hw_version == MLXBF_GIGE_VERSION_BF2) { + data = readl(priv->llu_base + MLXBF_GIGE_BF2_LLU_GENERAL_CONFIG); + if (data & MLXBF_GIGE_BF2_LLU_COUNTERS_EN) + return true; + } else { + data = readl(priv->llu_base + MLXBF_GIGE_BF3_LLU_GENERAL_CONFIG); + if (data & MLXBF_GIGE_BF3_LLU_COUNTERS_EN) + return true; + } + + return false; +} + +static void mlxbf_gige_get_pause_stats(struct net_device *netdev, + struct ethtool_pause_stats *pause_stats) +{ + struct mlxbf_gige *priv = netdev_priv(netdev); + u64 data_lo, data_hi; + + /* Read LLU counters to provide stats only if counters are enabled */ + if (mlxbf_gige_llu_counters_enabled(priv)) { + data_lo = readl(priv->llu_base + MLXBF_GIGE_TX_PAUSE_CNT_LO); + data_hi = readl(priv->llu_base + MLXBF_GIGE_TX_PAUSE_CNT_HI); + pause_stats->tx_pause_frames = (data_hi << 32) | data_lo; + + data_lo = readl(priv->llu_base + MLXBF_GIGE_RX_PAUSE_CNT_LO); + data_hi = readl(priv->llu_base + MLXBF_GIGE_RX_PAUSE_CNT_HI); + pause_stats->rx_pause_frames = (data_hi << 32) | data_lo; + } +} + const struct ethtool_ops mlxbf_gige_ethtool_ops = { .get_link = ethtool_op_get_link, .get_ringparam = mlxbf_gige_get_ringparam, @@ -134,6 +169,7 @@ const struct ethtool_ops mlxbf_gige_ethtool_ops = { .get_ethtool_stats = mlxbf_gige_get_ethtool_stats, .nway_reset = phy_ethtool_nway_reset, .get_pauseparam = mlxbf_gige_get_pauseparam, + .get_pause_stats = mlxbf_gige_get_pause_stats, .get_link_ksettings = phy_ethtool_get_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings, }; diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_regs.h b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_regs.h index cd0973229c9b..98a8681c21b9 100644 --- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_regs.h +++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_regs.h @@ -99,4 +99,34 @@ #define MLXBF_GIGE_100M_IPG_SIZE 119 #define MLXBF_GIGE_10M_IPG_SIZE 1199 +/* Offsets into OOB LLU block for pause frame counters */ +#define MLXBF_GIGE_BF2_TX_PAUSE_CNT_HI 0x33d8 +#define MLXBF_GIGE_BF2_TX_PAUSE_CNT_LO 0x33dc +#define MLXBF_GIGE_BF2_RX_PAUSE_CNT_HI 0x3210 +#define MLXBF_GIGE_BF2_RX_PAUSE_CNT_LO 0x3214 + +#define MLXBF_GIGE_BF3_TX_PAUSE_CNT_HI 0x3a88 +#define MLXBF_GIGE_BF3_TX_PAUSE_CNT_LO 0x3a8c +#define MLXBF_GIGE_BF3_RX_PAUSE_CNT_HI 0x38c0 +#define MLXBF_GIGE_BF3_RX_PAUSE_CNT_LO 0x38c4 + +#define MLXBF_GIGE_TX_PAUSE_CNT_HI ((priv->hw_version == MLXBF_GIGE_VERSION_BF2) ? \ + MLXBF_GIGE_BF2_TX_PAUSE_CNT_HI : \ + MLXBF_GIGE_BF3_TX_PAUSE_CNT_HI) +#define MLXBF_GIGE_TX_PAUSE_CNT_LO ((priv->hw_version == MLXBF_GIGE_VERSION_BF2) ? \ + MLXBF_GIGE_BF2_TX_PAUSE_CNT_LO : \ + MLXBF_GIGE_BF3_TX_PAUSE_CNT_LO) +#define MLXBF_GIGE_RX_PAUSE_CNT_HI ((priv->hw_version == MLXBF_GIGE_VERSION_BF2) ? \ + MLXBF_GIGE_BF2_RX_PAUSE_CNT_HI : \ + MLXBF_GIGE_BF3_RX_PAUSE_CNT_HI) +#define MLXBF_GIGE_RX_PAUSE_CNT_LO ((priv->hw_version == MLXBF_GIGE_VERSION_BF2) ? \ + MLXBF_GIGE_BF2_RX_PAUSE_CNT_LO : \ + MLXBF_GIGE_BF3_RX_PAUSE_CNT_LO) + +#define MLXBF_GIGE_BF2_LLU_GENERAL_CONFIG 0x2110 +#define MLXBF_GIGE_BF3_LLU_GENERAL_CONFIG 0x2030 + +#define MLXBF_GIGE_BF2_LLU_COUNTERS_EN BIT(0) +#define MLXBF_GIGE_BF3_LLU_COUNTERS_EN BIT(4) + #endif /* !defined(__MLXBF_GIGE_REGS_H__) */ diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c index faa63ea9b83e..1915fa41c622 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c @@ -95,7 +95,7 @@ struct mlxsw_afa_set { */ has_trap:1, has_police:1; - unsigned int ref_count; + refcount_t ref_count; struct mlxsw_afa_set *next; /* Pointer to the next set. */ struct mlxsw_afa_set *prev; /* Pointer to the previous set, * note that set may have multiple @@ -120,7 +120,7 @@ struct mlxsw_afa_fwd_entry { struct rhash_head ht_node; struct mlxsw_afa_fwd_entry_ht_key ht_key; u32 kvdl_index; - unsigned int ref_count; + refcount_t ref_count; }; static const struct rhashtable_params mlxsw_afa_fwd_entry_ht_params = { @@ -282,7 +282,7 @@ static struct mlxsw_afa_set *mlxsw_afa_set_create(bool is_first) /* Need to initialize the set to pass by default */ mlxsw_afa_set_goto_set(set, MLXSW_AFA_SET_GOTO_BINDING_CMD_TERM, 0); set->ht_key.is_first = is_first; - set->ref_count = 1; + refcount_set(&set->ref_count, 1); return set; } @@ -330,7 +330,7 @@ static void mlxsw_afa_set_unshare(struct mlxsw_afa *mlxsw_afa, static void mlxsw_afa_set_put(struct mlxsw_afa *mlxsw_afa, struct mlxsw_afa_set *set) { - if (--set->ref_count) + if (!refcount_dec_and_test(&set->ref_count)) return; if (set->shared) mlxsw_afa_set_unshare(mlxsw_afa, set); @@ -350,7 +350,7 @@ static struct mlxsw_afa_set *mlxsw_afa_set_get(struct mlxsw_afa *mlxsw_afa, set = rhashtable_lookup_fast(&mlxsw_afa->set_ht, &orig_set->ht_key, mlxsw_afa_set_ht_params); if (set) { - set->ref_count++; + refcount_inc(&set->ref_count); mlxsw_afa_set_put(mlxsw_afa, orig_set); } else { set = orig_set; @@ -564,7 +564,7 @@ mlxsw_afa_fwd_entry_create(struct mlxsw_afa *mlxsw_afa, u16 local_port) if (!fwd_entry) return ERR_PTR(-ENOMEM); fwd_entry->ht_key.local_port = local_port; - fwd_entry->ref_count = 1; + refcount_set(&fwd_entry->ref_count, 1); err = rhashtable_insert_fast(&mlxsw_afa->fwd_entry_ht, &fwd_entry->ht_node, @@ -607,7 +607,7 @@ mlxsw_afa_fwd_entry_get(struct mlxsw_afa *mlxsw_afa, u16 local_port) fwd_entry = rhashtable_lookup_fast(&mlxsw_afa->fwd_entry_ht, &ht_key, mlxsw_afa_fwd_entry_ht_params); if (fwd_entry) { - fwd_entry->ref_count++; + refcount_inc(&fwd_entry->ref_count); return fwd_entry; } return mlxsw_afa_fwd_entry_create(mlxsw_afa, local_port); @@ -616,7 +616,7 @@ mlxsw_afa_fwd_entry_get(struct mlxsw_afa *mlxsw_afa, u16 local_port) static void mlxsw_afa_fwd_entry_put(struct mlxsw_afa *mlxsw_afa, struct mlxsw_afa_fwd_entry *fwd_entry) { - if (--fwd_entry->ref_count) + if (!refcount_dec_and_test(&fwd_entry->ref_count)) return; mlxsw_afa_fwd_entry_destroy(mlxsw_afa, fwd_entry); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c index 0d5e6f9b466e..947500f8ed71 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c @@ -5,6 +5,7 @@ #include <linux/slab.h> #include <linux/list.h> #include <linux/errno.h> +#include <linux/refcount.h> #include "item.h" #include "core_acl_flex_keys.h" @@ -107,7 +108,7 @@ EXPORT_SYMBOL(mlxsw_afk_destroy); struct mlxsw_afk_key_info { struct list_head list; - unsigned int ref_count; + refcount_t ref_count; unsigned int blocks_count; int element_to_block[MLXSW_AFK_ELEMENT_MAX]; /* index is element, value * is index inside "blocks" @@ -334,7 +335,7 @@ mlxsw_afk_key_info_create(struct mlxsw_afk *mlxsw_afk, if (err) goto err_picker; list_add(&key_info->list, &mlxsw_afk->key_info_list); - key_info->ref_count = 1; + refcount_set(&key_info->ref_count, 1); return key_info; err_picker: @@ -356,7 +357,7 @@ mlxsw_afk_key_info_get(struct mlxsw_afk *mlxsw_afk, key_info = mlxsw_afk_key_info_find(mlxsw_afk, elusage); if (key_info) { - key_info->ref_count++; + refcount_inc(&key_info->ref_count); return key_info; } return mlxsw_afk_key_info_create(mlxsw_afk, elusage); @@ -365,7 +366,7 @@ EXPORT_SYMBOL(mlxsw_afk_key_info_get); void mlxsw_afk_key_info_put(struct mlxsw_afk_key_info *key_info) { - if (--key_info->ref_count) + if (!refcount_dec_and_test(&key_info->ref_count)) return; mlxsw_afk_key_info_destroy(key_info); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/minimal.c b/drivers/net/ethernet/mellanox/mlxsw/minimal.c index 6b98c3287b49..f0ceb196a6ce 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/minimal.c +++ b/drivers/net/ethernet/mellanox/mlxsw/minimal.c @@ -708,7 +708,6 @@ static const struct i2c_device_id mlxsw_m_i2c_id[] = { static struct i2c_driver mlxsw_m_i2c_driver = { .driver.name = "mlxsw_minimal", - .class = I2C_CLASS_HWMON, .id_table = mlxsw_m_i2c_id, }; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 5d3413636a62..bb642e9bb6cf 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -176,13 +176,15 @@ MLXSW_ITEM32(tx, hdr, fid, 0x08, 16, 16); MLXSW_ITEM32(tx, hdr, type, 0x0C, 0, 4); int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp, - unsigned int counter_index, u64 *packets, - u64 *bytes) + unsigned int counter_index, bool clear, + u64 *packets, u64 *bytes) { + enum mlxsw_reg_mgpc_opcode op = clear ? MLXSW_REG_MGPC_OPCODE_CLEAR : + MLXSW_REG_MGPC_OPCODE_NOP; char mgpc_pl[MLXSW_REG_MGPC_LEN]; int err; - mlxsw_reg_mgpc_pack(mgpc_pl, counter_index, MLXSW_REG_MGPC_OPCODE_NOP, + mlxsw_reg_mgpc_pack(mgpc_pl, counter_index, op, MLXSW_REG_FLOW_COUNTER_SET_TYPE_PACKETS_BYTES); err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(mgpc), mgpc_pl); if (err) @@ -2695,23 +2697,18 @@ static void mlxsw_sp_traps_fini(struct mlxsw_sp *mlxsw_sp) static int mlxsw_sp_lag_pgt_init(struct mlxsw_sp *mlxsw_sp) { char sgcr_pl[MLXSW_REG_SGCR_LEN]; - u16 max_lag; int err; if (mlxsw_core_lag_mode(mlxsw_sp->core) != MLXSW_CMD_MBOX_CONFIG_PROFILE_LAG_MODE_SW) return 0; - err = mlxsw_core_max_lag(mlxsw_sp->core, &max_lag); - if (err) - return err; - /* In DDD mode, which we by default use, each LAG entry is 8 PGT * entries. The LAG table address needs to be 8-aligned, but that ought * to be the case, since the LAG table is allocated first. */ err = mlxsw_sp_pgt_mid_alloc_range(mlxsw_sp, &mlxsw_sp->lag_pgt_base, - max_lag * 8); + mlxsw_sp->max_lag * 8); if (err) return err; if (WARN_ON_ONCE(mlxsw_sp->lag_pgt_base % 8)) { @@ -2728,33 +2725,31 @@ static int mlxsw_sp_lag_pgt_init(struct mlxsw_sp *mlxsw_sp) err_mid_alloc_range: mlxsw_sp_pgt_mid_free_range(mlxsw_sp, mlxsw_sp->lag_pgt_base, - max_lag * 8); + mlxsw_sp->max_lag * 8); return err; } static void mlxsw_sp_lag_pgt_fini(struct mlxsw_sp *mlxsw_sp) { - u16 max_lag; - int err; - if (mlxsw_core_lag_mode(mlxsw_sp->core) != MLXSW_CMD_MBOX_CONFIG_PROFILE_LAG_MODE_SW) return; - err = mlxsw_core_max_lag(mlxsw_sp->core, &max_lag); - if (err) - return; - mlxsw_sp_pgt_mid_free_range(mlxsw_sp, mlxsw_sp->lag_pgt_base, - max_lag * 8); + mlxsw_sp->max_lag * 8); } #define MLXSW_SP_LAG_SEED_INIT 0xcafecafe +struct mlxsw_sp_lag { + struct net_device *dev; + refcount_t ref_count; + u16 lag_id; +}; + static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp) { char slcr_pl[MLXSW_REG_SLCR_LEN]; - u16 max_lag; u32 seed; int err; @@ -2773,7 +2768,7 @@ static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp) if (err) return err; - err = mlxsw_core_max_lag(mlxsw_sp->core, &max_lag); + err = mlxsw_core_max_lag(mlxsw_sp->core, &mlxsw_sp->max_lag); if (err) return err; @@ -2784,7 +2779,7 @@ static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp) if (err) return err; - mlxsw_sp->lags = kcalloc(max_lag, sizeof(struct mlxsw_sp_upper), + mlxsw_sp->lags = kcalloc(mlxsw_sp->max_lag, sizeof(struct mlxsw_sp_lag), GFP_KERNEL); if (!mlxsw_sp->lags) { err = -ENOMEM; @@ -4269,19 +4264,48 @@ mlxsw_sp_port_lag_uppers_cleanup(struct mlxsw_sp_port *mlxsw_sp_port, } } -static int mlxsw_sp_lag_create(struct mlxsw_sp *mlxsw_sp, u16 lag_id) +static struct mlxsw_sp_lag * +mlxsw_sp_lag_create(struct mlxsw_sp *mlxsw_sp, struct net_device *lag_dev, + struct netlink_ext_ack *extack) { char sldr_pl[MLXSW_REG_SLDR_LEN]; + struct mlxsw_sp_lag *lag; + u16 lag_id; + int i, err; + + for (i = 0; i < mlxsw_sp->max_lag; i++) { + if (!mlxsw_sp->lags[i].dev) + break; + } + + if (i == mlxsw_sp->max_lag) { + NL_SET_ERR_MSG_MOD(extack, + "Exceeded number of supported LAG devices"); + return ERR_PTR(-EBUSY); + } + lag_id = i; mlxsw_reg_sldr_lag_create_pack(sldr_pl, lag_id); - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl); + if (err) + return ERR_PTR(err); + + lag = &mlxsw_sp->lags[lag_id]; + lag->lag_id = lag_id; + lag->dev = lag_dev; + refcount_set(&lag->ref_count, 1); + + return lag; } -static int mlxsw_sp_lag_destroy(struct mlxsw_sp *mlxsw_sp, u16 lag_id) +static int +mlxsw_sp_lag_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_lag *lag) { char sldr_pl[MLXSW_REG_SLDR_LEN]; - mlxsw_reg_sldr_lag_destroy_pack(sldr_pl, lag_id); + lag->dev = NULL; + + mlxsw_reg_sldr_lag_destroy_pack(sldr_pl, lag->lag_id); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl); } @@ -4329,34 +4353,44 @@ static int mlxsw_sp_lag_col_port_disable(struct mlxsw_sp_port *mlxsw_sp_port, return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcor), slcor_pl); } -static int mlxsw_sp_lag_index_get(struct mlxsw_sp *mlxsw_sp, - struct net_device *lag_dev, - u16 *p_lag_id) +static struct mlxsw_sp_lag * +mlxsw_sp_lag_find(struct mlxsw_sp *mlxsw_sp, struct net_device *lag_dev) { - struct mlxsw_sp_upper *lag; - int free_lag_id = -1; - u16 max_lag; - int err, i; + int i; - err = mlxsw_core_max_lag(mlxsw_sp->core, &max_lag); - if (err) - return err; + for (i = 0; i < mlxsw_sp->max_lag; i++) { + if (!mlxsw_sp->lags[i].dev) + continue; - for (i = 0; i < max_lag; i++) { - lag = mlxsw_sp_lag_get(mlxsw_sp, i); - if (lag->ref_count) { - if (lag->dev == lag_dev) { - *p_lag_id = i; - return 0; - } - } else if (free_lag_id < 0) { - free_lag_id = i; - } + if (mlxsw_sp->lags[i].dev == lag_dev) + return &mlxsw_sp->lags[i]; } - if (free_lag_id < 0) - return -EBUSY; - *p_lag_id = free_lag_id; - return 0; + + return NULL; +} + +static struct mlxsw_sp_lag * +mlxsw_sp_lag_get(struct mlxsw_sp *mlxsw_sp, struct net_device *lag_dev, + struct netlink_ext_ack *extack) +{ + struct mlxsw_sp_lag *lag; + + lag = mlxsw_sp_lag_find(mlxsw_sp, lag_dev); + if (lag) { + refcount_inc(&lag->ref_count); + return lag; + } + + return mlxsw_sp_lag_create(mlxsw_sp, lag_dev, extack); +} + +static void +mlxsw_sp_lag_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_lag *lag) +{ + if (!refcount_dec_and_test(&lag->ref_count)) + return; + + mlxsw_sp_lag_destroy(mlxsw_sp, lag); } static bool @@ -4365,12 +4399,6 @@ mlxsw_sp_master_lag_check(struct mlxsw_sp *mlxsw_sp, struct netdev_lag_upper_info *lag_upper_info, struct netlink_ext_ack *extack) { - u16 lag_id; - - if (mlxsw_sp_lag_index_get(mlxsw_sp, lag_dev, &lag_id) != 0) { - NL_SET_ERR_MSG_MOD(extack, "Exceeded number of supported LAG devices"); - return false; - } if (lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH) { NL_SET_ERR_MSG_MOD(extack, "LAG device using unsupported Tx type"); return false; @@ -4482,22 +4510,16 @@ static int mlxsw_sp_port_lag_join(struct mlxsw_sp_port *mlxsw_sp_port, struct netlink_ext_ack *extack) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; - struct mlxsw_sp_upper *lag; + struct mlxsw_sp_lag *lag; u16 lag_id; u8 port_index; int err; - err = mlxsw_sp_lag_index_get(mlxsw_sp, lag_dev, &lag_id); - if (err) - return err; - lag = mlxsw_sp_lag_get(mlxsw_sp, lag_id); - if (!lag->ref_count) { - err = mlxsw_sp_lag_create(mlxsw_sp, lag_id); - if (err) - return err; - lag->dev = lag_dev; - } + lag = mlxsw_sp_lag_get(mlxsw_sp, lag_dev, extack); + if (IS_ERR(lag)) + return PTR_ERR(lag); + lag_id = lag->lag_id; err = mlxsw_sp_port_lag_index_get(mlxsw_sp, lag_id, &port_index); if (err) return err; @@ -4515,7 +4537,6 @@ static int mlxsw_sp_port_lag_join(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_sp_port->local_port); mlxsw_sp_port->lag_id = lag_id; mlxsw_sp_port->lagged = 1; - lag->ref_count++; err = mlxsw_sp_fid_port_join_lag(mlxsw_sp_port); if (err) @@ -4542,7 +4563,6 @@ err_replay: err_router_join: mlxsw_sp_fid_port_leave_lag(mlxsw_sp_port); err_fid_port_join_lag: - lag->ref_count--; mlxsw_sp_port->lagged = 0; mlxsw_core_lag_mapping_clear(mlxsw_sp->core, lag_id, mlxsw_sp_port->local_port); @@ -4550,8 +4570,7 @@ err_fid_port_join_lag: err_col_port_add: mlxsw_sp_lag_uppers_bridge_leave(mlxsw_sp_port, lag_dev); err_lag_uppers_bridge_join: - if (!lag->ref_count) - mlxsw_sp_lag_destroy(mlxsw_sp, lag_id); + mlxsw_sp_lag_put(mlxsw_sp, lag); return err; } @@ -4560,12 +4579,11 @@ static void mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port, { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; u16 lag_id = mlxsw_sp_port->lag_id; - struct mlxsw_sp_upper *lag; + struct mlxsw_sp_lag *lag; if (!mlxsw_sp_port->lagged) return; - lag = mlxsw_sp_lag_get(mlxsw_sp, lag_id); - WARN_ON(lag->ref_count == 0); + lag = &mlxsw_sp->lags[lag_id]; mlxsw_sp_lag_col_port_remove(mlxsw_sp_port, lag_id); @@ -4579,13 +4597,11 @@ static void mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_sp_fid_port_leave_lag(mlxsw_sp_port); - if (lag->ref_count == 1) - mlxsw_sp_lag_destroy(mlxsw_sp, lag_id); + mlxsw_sp_lag_put(mlxsw_sp, lag); mlxsw_core_lag_mapping_clear(mlxsw_sp->core, lag_id, mlxsw_sp_port->local_port); mlxsw_sp_port->lagged = 0; - lag->ref_count--; /* Make sure untagged frames are allowed to ingress */ mlxsw_sp_port_pvid_set(mlxsw_sp_port, MLXSW_SP_DEFAULT_VID, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index a0c9775fa955..3beb5d0847ab 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -78,11 +78,6 @@ struct mlxsw_sp_span_entry; enum mlxsw_sp_l3proto; union mlxsw_sp_l3addr; -struct mlxsw_sp_upper { - struct net_device *dev; - unsigned int ref_count; -}; - enum mlxsw_sp_rif_type { MLXSW_SP_RIF_TYPE_SUBPORT, MLXSW_SP_RIF_TYPE_VLAN, @@ -136,6 +131,7 @@ struct mlxsw_sp_span_ops; struct mlxsw_sp_qdisc_state; struct mlxsw_sp_mall_entry; struct mlxsw_sp_pgt; +struct mlxsw_sp_lag; struct mlxsw_sp_port_mapping { u8 module; @@ -164,7 +160,8 @@ struct mlxsw_sp { const struct mlxsw_bus_info *bus_info; unsigned char base_mac[ETH_ALEN]; const unsigned char *mac_mask; - struct mlxsw_sp_upper *lags; + struct mlxsw_sp_lag *lags; + u16 max_lag; struct mlxsw_sp_port_mapping *port_mapping; struct mlxsw_sp_port_mapping_events port_mapping_events; struct rhashtable sample_trigger_ht; @@ -257,12 +254,6 @@ struct mlxsw_sp_fid_core_ops { void (*fini)(struct mlxsw_sp *mlxsw_sp); }; -static inline struct mlxsw_sp_upper * -mlxsw_sp_lag_get(struct mlxsw_sp *mlxsw_sp, u16 lag_id) -{ - return &mlxsw_sp->lags[lag_id]; -} - struct mlxsw_sp_port_pcpu_stats { u64 rx_packets; u64 rx_bytes; @@ -715,8 +706,8 @@ int mlxsw_sp_port_kill_vid(struct net_device *dev, int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin, u16 vid_end, bool is_member, bool untagged); int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp, - unsigned int counter_index, u64 *packets, - u64 *bytes); + unsigned int counter_index, bool clear, + u64 *packets, u64 *bytes); int mlxsw_sp_flow_counter_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int *p_counter_index); void mlxsw_sp_flow_counter_free(struct mlxsw_sp *mlxsw_sp, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c index 7c59c8a13584..3e70cee4d2f3 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c @@ -9,6 +9,7 @@ #include <linux/rhashtable.h> #include <linux/netdevice.h> #include <linux/mutex.h> +#include <linux/refcount.h> #include <net/net_namespace.h> #include <net/tc_act/tc_vlan.h> @@ -55,7 +56,7 @@ struct mlxsw_sp_acl_ruleset { struct rhash_head ht_node; /* Member of acl HT */ struct mlxsw_sp_acl_ruleset_ht_key ht_key; struct rhashtable rule_ht; - unsigned int ref_count; + refcount_t ref_count; unsigned int min_prio; unsigned int max_prio; unsigned long priv[]; @@ -99,7 +100,7 @@ static bool mlxsw_sp_acl_ruleset_is_singular(const struct mlxsw_sp_acl_ruleset *ruleset) { /* We hold a reference on ruleset ourselves */ - return ruleset->ref_count == 2; + return refcount_read(&ruleset->ref_count) == 2; } int mlxsw_sp_acl_ruleset_bind(struct mlxsw_sp *mlxsw_sp, @@ -176,7 +177,7 @@ mlxsw_sp_acl_ruleset_create(struct mlxsw_sp *mlxsw_sp, ruleset = kzalloc(alloc_size, GFP_KERNEL); if (!ruleset) return ERR_PTR(-ENOMEM); - ruleset->ref_count = 1; + refcount_set(&ruleset->ref_count, 1); ruleset->ht_key.block = block; ruleset->ht_key.chain_index = chain_index; ruleset->ht_key.ops = ops; @@ -222,13 +223,13 @@ static void mlxsw_sp_acl_ruleset_destroy(struct mlxsw_sp *mlxsw_sp, static void mlxsw_sp_acl_ruleset_ref_inc(struct mlxsw_sp_acl_ruleset *ruleset) { - ruleset->ref_count++; + refcount_inc(&ruleset->ref_count); } static void mlxsw_sp_acl_ruleset_ref_dec(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_ruleset *ruleset) { - if (--ruleset->ref_count) + if (!refcount_dec_and_test(&ruleset->ref_count)) return; mlxsw_sp_acl_ruleset_destroy(mlxsw_sp, ruleset); } @@ -1023,7 +1024,7 @@ int mlxsw_sp_acl_rule_get_stats(struct mlxsw_sp *mlxsw_sp, rulei = mlxsw_sp_acl_rule_rulei(rule); if (rulei->counter_valid) { err = mlxsw_sp_flow_counter_get(mlxsw_sp, rulei->counter_index, - ¤t_packets, + false, ¤t_packets, ¤t_bytes); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c index 50ea1eff02b2..f20052776b3f 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c @@ -9,6 +9,7 @@ #include <linux/rhashtable.h> #include <linux/netdevice.h> #include <linux/mutex.h> +#include <linux/refcount.h> #include <net/devlink.h> #include <trace/events/mlxsw.h> @@ -155,7 +156,7 @@ struct mlxsw_sp_acl_tcam_vregion { struct mlxsw_sp_acl_tcam_rehash_ctx ctx; } rehash; struct mlxsw_sp *mlxsw_sp; - unsigned int ref_count; + refcount_t ref_count; }; struct mlxsw_sp_acl_tcam_vchunk; @@ -176,7 +177,7 @@ struct mlxsw_sp_acl_tcam_vchunk { unsigned int priority; /* Priority within the vregion and group */ struct mlxsw_sp_acl_tcam_vgroup *vgroup; struct mlxsw_sp_acl_tcam_vregion *vregion; - unsigned int ref_count; + refcount_t ref_count; }; struct mlxsw_sp_acl_tcam_entry { @@ -769,7 +770,7 @@ mlxsw_sp_acl_tcam_vregion_create(struct mlxsw_sp *mlxsw_sp, vregion->tcam = tcam; vregion->mlxsw_sp = mlxsw_sp; vregion->vgroup = vgroup; - vregion->ref_count = 1; + refcount_set(&vregion->ref_count, 1); vregion->key_info = mlxsw_afk_key_info_get(afk, elusage); if (IS_ERR(vregion->key_info)) { @@ -856,7 +857,7 @@ mlxsw_sp_acl_tcam_vregion_get(struct mlxsw_sp *mlxsw_sp, */ return ERR_PTR(-EOPNOTSUPP); } - vregion->ref_count++; + refcount_inc(&vregion->ref_count); return vregion; } @@ -871,7 +872,7 @@ static void mlxsw_sp_acl_tcam_vregion_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_tcam_vregion *vregion) { - if (--vregion->ref_count) + if (!refcount_dec_and_test(&vregion->ref_count)) return; mlxsw_sp_acl_tcam_vregion_destroy(mlxsw_sp, vregion); } @@ -924,7 +925,7 @@ mlxsw_sp_acl_tcam_vchunk_create(struct mlxsw_sp *mlxsw_sp, INIT_LIST_HEAD(&vchunk->ventry_list); vchunk->priority = priority; vchunk->vgroup = vgroup; - vchunk->ref_count = 1; + refcount_set(&vchunk->ref_count, 1); vregion = mlxsw_sp_acl_tcam_vregion_get(mlxsw_sp, vgroup, priority, elusage); @@ -1008,7 +1009,7 @@ mlxsw_sp_acl_tcam_vchunk_get(struct mlxsw_sp *mlxsw_sp, if (WARN_ON(!mlxsw_afk_key_info_subset(vchunk->vregion->key_info, elusage))) return ERR_PTR(-EINVAL); - vchunk->ref_count++; + refcount_inc(&vchunk->ref_count); return vchunk; } return mlxsw_sp_acl_tcam_vchunk_create(mlxsw_sp, vgroup, @@ -1019,7 +1020,7 @@ static void mlxsw_sp_acl_tcam_vchunk_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_tcam_vchunk *vchunk) { - if (--vchunk->ref_count) + if (!refcount_dec_and_test(&vchunk->ref_count)) return; mlxsw_sp_acl_tcam_vchunk_destroy(mlxsw_sp, vchunk); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c index c8a356accdf8..ca80af06465f 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c @@ -1181,9 +1181,11 @@ static int mlxsw_sp_dpipe_table_adj_counters_update(void *priv, bool enable) char ratr_pl[MLXSW_REG_RATR_LEN]; struct mlxsw_sp *mlxsw_sp = priv; struct mlxsw_sp_nexthop *nh; + unsigned int n_done = 0; u32 adj_hash_index = 0; u32 adj_index = 0; u32 adj_size = 0; + int err; mlxsw_sp_nexthop_for_each(nh, mlxsw_sp->router) { if (!mlxsw_sp_nexthop_is_forward(nh) || @@ -1192,15 +1194,27 @@ static int mlxsw_sp_dpipe_table_adj_counters_update(void *priv, bool enable) mlxsw_sp_nexthop_indexes(nh, &adj_index, &adj_size, &adj_hash_index); - if (enable) - mlxsw_sp_nexthop_counter_alloc(mlxsw_sp, nh); - else - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); + if (enable) { + err = mlxsw_sp_nexthop_counter_enable(mlxsw_sp, nh); + if (err) + goto err_counter_enable; + } else { + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); + } mlxsw_sp_nexthop_eth_update(mlxsw_sp, adj_index + adj_hash_index, nh, true, ratr_pl); + n_done++; } return 0; + +err_counter_enable: + mlxsw_sp_nexthop_for_each(nh, mlxsw_sp->router) { + if (!n_done--) + break; + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); + } + return err; } static u64 diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c index 221aa6a474eb..01d81ae3662a 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c @@ -361,7 +361,7 @@ static int mlxsw_sp_mr_tcam_route_stats(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_mr_tcam_route *route = route_priv; return mlxsw_sp_flow_counter_get(mlxsw_sp, route->counter_index, - packets, bytes); + false, packets, bytes); } static int diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 7164f9e6370f..40ba314fbc72 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -19,6 +19,7 @@ #include <linux/net_namespace.h> #include <linux/mutex.h> #include <linux/genalloc.h> +#include <linux/xarray.h> #include <net/netevent.h> #include <net/neighbour.h> #include <net/arp.h> @@ -501,7 +502,7 @@ struct mlxsw_sp_rt6 { struct mlxsw_sp_lpm_tree { u8 id; /* tree ID */ - unsigned int ref_count; + refcount_t ref_count; enum mlxsw_sp_l3proto proto; unsigned long prefix_ref_count[MLXSW_SP_PREFIX_COUNT]; struct mlxsw_sp_prefix_usage prefix_usage; @@ -578,7 +579,7 @@ mlxsw_sp_lpm_tree_find_unused(struct mlxsw_sp *mlxsw_sp) for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) { lpm_tree = &mlxsw_sp->router->lpm.trees[i]; - if (lpm_tree->ref_count == 0) + if (refcount_read(&lpm_tree->ref_count) == 0) return lpm_tree; } return NULL; @@ -654,7 +655,7 @@ mlxsw_sp_lpm_tree_create(struct mlxsw_sp *mlxsw_sp, sizeof(lpm_tree->prefix_usage)); memset(&lpm_tree->prefix_ref_count, 0, sizeof(lpm_tree->prefix_ref_count)); - lpm_tree->ref_count = 1; + refcount_set(&lpm_tree->ref_count, 1); return lpm_tree; err_left_struct_set: @@ -678,7 +679,7 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp, for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) { lpm_tree = &mlxsw_sp->router->lpm.trees[i]; - if (lpm_tree->ref_count != 0 && + if (refcount_read(&lpm_tree->ref_count) && lpm_tree->proto == proto && mlxsw_sp_prefix_usage_eq(&lpm_tree->prefix_usage, prefix_usage)) { @@ -691,14 +692,15 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp, static void mlxsw_sp_lpm_tree_hold(struct mlxsw_sp_lpm_tree *lpm_tree) { - lpm_tree->ref_count++; + refcount_inc(&lpm_tree->ref_count); } static void mlxsw_sp_lpm_tree_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_lpm_tree *lpm_tree) { - if (--lpm_tree->ref_count == 0) - mlxsw_sp_lpm_tree_destroy(mlxsw_sp, lpm_tree); + if (!refcount_dec_and_test(&lpm_tree->ref_count)) + return; + mlxsw_sp_lpm_tree_destroy(mlxsw_sp, lpm_tree); } #define MLXSW_SP_LPM_TREE_MIN 1 /* tree 0 is reserved */ @@ -2250,7 +2252,7 @@ int mlxsw_sp_neigh_counter_get(struct mlxsw_sp *mlxsw_sp, return -EINVAL; return mlxsw_sp_flow_counter_get(mlxsw_sp, neigh_entry->counter_index, - p_counter, NULL); + false, p_counter, NULL); } static struct mlxsw_sp_neigh_entry * @@ -3048,6 +3050,8 @@ struct mlxsw_sp_nexthop_key { struct fib_nh *fib_nh; }; +struct mlxsw_sp_nexthop_counter; + struct mlxsw_sp_nexthop { struct list_head neigh_list_node; /* member of neigh entry list */ struct list_head crif_list_node; @@ -3079,8 +3083,8 @@ struct mlxsw_sp_nexthop { struct mlxsw_sp_neigh_entry *neigh_entry; struct mlxsw_sp_ipip_entry *ipip_entry; }; - unsigned int counter_index; - bool counter_valid; + struct mlxsw_sp_nexthop_counter *counter; + u32 id; /* NH ID for members of a NH object group. */ }; static struct net_device * @@ -3105,8 +3109,10 @@ struct mlxsw_sp_nexthop_group_info { int sum_norm_weight; u8 adj_index_valid:1, gateway:1, /* routes using the group use a gateway */ - is_resilient:1; + is_resilient:1, + hw_stats:1; struct list_head list; /* member in nh_res_grp_list */ + struct xarray nexthop_counters; struct mlxsw_sp_nexthop nexthops[] __counted_by(count); }; @@ -3150,39 +3156,148 @@ struct mlxsw_sp_nexthop_group { bool can_destroy; }; -void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp, +struct mlxsw_sp_nexthop_counter { + unsigned int counter_index; + refcount_t ref_count; +}; + +static struct mlxsw_sp_nexthop_counter * +mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp) +{ + struct mlxsw_sp_nexthop_counter *nhct; + int err; + + nhct = kzalloc(sizeof(*nhct), GFP_KERNEL); + if (!nhct) + return ERR_PTR(-ENOMEM); + + err = mlxsw_sp_flow_counter_alloc(mlxsw_sp, &nhct->counter_index); + if (err) + goto err_counter_alloc; + + refcount_set(&nhct->ref_count, 1); + return nhct; + +err_counter_alloc: + kfree(nhct); + return ERR_PTR(err); +} + +static void +mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop_counter *nhct) +{ + mlxsw_sp_flow_counter_free(mlxsw_sp, nhct->counter_index); + kfree(nhct); +} + +static struct mlxsw_sp_nexthop_counter * +mlxsw_sp_nexthop_sh_counter_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop *nh) +{ + struct mlxsw_sp_nexthop_group *nh_grp = nh->nhgi->nh_grp; + struct mlxsw_sp_nexthop_counter *nhct; + void *ptr; + int err; + + nhct = xa_load(&nh_grp->nhgi->nexthop_counters, nh->id); + if (nhct) { + refcount_inc(&nhct->ref_count); + return nhct; + } + + nhct = mlxsw_sp_nexthop_counter_alloc(mlxsw_sp); + if (IS_ERR(nhct)) + return nhct; + + ptr = xa_store(&nh_grp->nhgi->nexthop_counters, nh->id, nhct, + GFP_KERNEL); + if (IS_ERR(ptr)) { + err = PTR_ERR(ptr); + goto err_store; + } + + return nhct; + +err_store: + mlxsw_sp_nexthop_counter_free(mlxsw_sp, nhct); + return ERR_PTR(err); +} + +static void mlxsw_sp_nexthop_sh_counter_put(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop *nh) +{ + struct mlxsw_sp_nexthop_group *nh_grp = nh->nhgi->nh_grp; + struct mlxsw_sp_nexthop_counter *nhct; + + nhct = xa_load(&nh_grp->nhgi->nexthop_counters, nh->id); + if (WARN_ON(!nhct)) + return; + + if (!refcount_dec_and_test(&nhct->ref_count)) + return; + + xa_erase(&nh_grp->nhgi->nexthop_counters, nh->id); + mlxsw_sp_nexthop_counter_free(mlxsw_sp, nhct); +} + +int mlxsw_sp_nexthop_counter_enable(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_nexthop *nh) { + const char *table_adj = MLXSW_SP_DPIPE_TABLE_NAME_ADJ; + struct mlxsw_sp_nexthop_counter *nhct; struct devlink *devlink; + bool dpipe_stats; + + if (nh->counter) + return 0; devlink = priv_to_devlink(mlxsw_sp->core); - if (!devlink_dpipe_table_counter_enabled(devlink, - MLXSW_SP_DPIPE_TABLE_NAME_ADJ)) - return; + dpipe_stats = devlink_dpipe_table_counter_enabled(devlink, table_adj); + if (!(nh->nhgi->hw_stats || dpipe_stats)) + return 0; - if (mlxsw_sp_flow_counter_alloc(mlxsw_sp, &nh->counter_index)) - return; + if (nh->id) + nhct = mlxsw_sp_nexthop_sh_counter_get(mlxsw_sp, nh); + else + nhct = mlxsw_sp_nexthop_counter_alloc(mlxsw_sp); + if (IS_ERR(nhct)) + return PTR_ERR(nhct); - nh->counter_valid = true; + nh->counter = nhct; + return 0; } -void mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_nexthop *nh) +void mlxsw_sp_nexthop_counter_disable(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop *nh) { - if (!nh->counter_valid) + if (!nh->counter) return; - mlxsw_sp_flow_counter_free(mlxsw_sp, nh->counter_index); - nh->counter_valid = false; + + if (nh->id) + mlxsw_sp_nexthop_sh_counter_put(mlxsw_sp, nh); + else + mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh->counter); + nh->counter = NULL; +} + +static int mlxsw_sp_nexthop_counter_update(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop *nh) +{ + if (nh->nhgi->hw_stats) + return mlxsw_sp_nexthop_counter_enable(mlxsw_sp, nh); + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); + return 0; } int mlxsw_sp_nexthop_counter_get(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_nexthop *nh, u64 *p_counter) { - if (!nh->counter_valid) + if (!nh->counter) return -EINVAL; - return mlxsw_sp_flow_counter_get(mlxsw_sp, nh->counter_index, - p_counter, NULL); + return mlxsw_sp_flow_counter_get(mlxsw_sp, nh->counter->counter_index, + true, p_counter, NULL); } struct mlxsw_sp_nexthop *mlxsw_sp_nexthop_next(struct mlxsw_sp_router *router, @@ -3655,8 +3770,9 @@ static int __mlxsw_sp_nexthop_eth_update(struct mlxsw_sp *mlxsw_sp, WARN_ON_ONCE(1); return -EINVAL; } - if (nh->counter_valid) - mlxsw_reg_ratr_counter_pack(ratr_pl, nh->counter_index, true); + if (nh->counter) + mlxsw_reg_ratr_counter_pack(ratr_pl, nh->counter->counter_index, + true); else mlxsw_reg_ratr_counter_pack(ratr_pl, 0, false); @@ -3743,6 +3859,7 @@ mlxsw_sp_nexthop_group_update(struct mlxsw_sp *mlxsw_sp, nh = &nhgi->nexthops[i]; if (!nh->should_offload) { + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); nh->offloaded = 0; continue; } @@ -3750,6 +3867,10 @@ mlxsw_sp_nexthop_group_update(struct mlxsw_sp *mlxsw_sp, if (nh->update || reallocate) { int err = 0; + err = mlxsw_sp_nexthop_counter_update(mlxsw_sp, nh); + if (err) + return err; + err = mlxsw_sp_nexthop_update(mlxsw_sp, adj_index, nh, true, ratr_pl); if (err) @@ -4506,7 +4627,10 @@ static int mlxsw_sp_nexthop4_init(struct mlxsw_sp *mlxsw_sp, if (err) return err; - mlxsw_sp_nexthop_counter_alloc(mlxsw_sp, nh); + err = mlxsw_sp_nexthop_counter_enable(mlxsw_sp, nh); + if (err) + goto err_counter_enable; + list_add_tail(&nh->router_list_node, &mlxsw_sp->router->nexthop_list); if (!dev) @@ -4530,7 +4654,8 @@ static int mlxsw_sp_nexthop4_init(struct mlxsw_sp *mlxsw_sp, err_nexthop_neigh_init: list_del(&nh->router_list_node); - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); +err_counter_enable: mlxsw_sp_nexthop_remove(mlxsw_sp, nh); return err; } @@ -4540,7 +4665,7 @@ static void mlxsw_sp_nexthop4_fini(struct mlxsw_sp *mlxsw_sp, { mlxsw_sp_nexthop_type_fini(mlxsw_sp, nh); list_del(&nh->router_list_node); - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); mlxsw_sp_nexthop_remove(mlxsw_sp, nh); } @@ -5005,9 +5130,9 @@ mlxsw_sp_nexthop_obj_init(struct mlxsw_sp *mlxsw_sp, break; } - mlxsw_sp_nexthop_counter_alloc(mlxsw_sp, nh); list_add_tail(&nh->router_list_node, &mlxsw_sp->router->nexthop_list); nh->ifindex = dev->ifindex; + nh->id = nh_obj->id; err = mlxsw_sp_nexthop_type_init(mlxsw_sp, nh, dev); if (err) @@ -5029,7 +5154,6 @@ mlxsw_sp_nexthop_obj_init(struct mlxsw_sp *mlxsw_sp, err_type_init: list_del(&nh->router_list_node); - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); return err; } @@ -5040,7 +5164,7 @@ static void mlxsw_sp_nexthop_obj_fini(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_nexthop_obj_blackhole_fini(mlxsw_sp, nh); mlxsw_sp_nexthop_type_fini(mlxsw_sp, nh); list_del(&nh->router_list_node); - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); nh->should_offload = 0; } @@ -5052,6 +5176,7 @@ mlxsw_sp_nexthop_obj_group_info_init(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_nexthop_group_info *nhgi; struct mlxsw_sp_nexthop *nh; bool is_resilient = false; + bool hw_stats = false; unsigned int nhs; int err, i; @@ -5061,9 +5186,11 @@ mlxsw_sp_nexthop_obj_group_info_init(struct mlxsw_sp *mlxsw_sp, break; case NH_NOTIFIER_INFO_TYPE_GRP: nhs = info->nh_grp->num_nh; + hw_stats = info->nh_grp->hw_stats; break; case NH_NOTIFIER_INFO_TYPE_RES_TABLE: nhs = info->nh_res_table->num_nh_buckets; + hw_stats = info->nh_res_table->hw_stats; is_resilient = true; break; default: @@ -5078,6 +5205,10 @@ mlxsw_sp_nexthop_obj_group_info_init(struct mlxsw_sp *mlxsw_sp, nhgi->gateway = mlxsw_sp_nexthop_obj_is_gateway(mlxsw_sp, info); nhgi->is_resilient = is_resilient; nhgi->count = nhs; + nhgi->hw_stats = hw_stats; + + xa_init_flags(&nhgi->nexthop_counters, XA_FLAGS_ALLOC1); + for (i = 0; i < nhgi->count; i++) { struct nh_notifier_single_info *nh_obj; int weight; @@ -5160,6 +5291,8 @@ mlxsw_sp_nexthop_obj_group_info_fini(struct mlxsw_sp *mlxsw_sp, } mlxsw_sp_nexthop_group_refresh(mlxsw_sp, nh_grp); WARN_ON_ONCE(nhgi->adj_index_valid); + WARN_ON(!xa_empty(&nhgi->nexthop_counters)); + xa_destroy(&nhgi->nexthop_counters); kfree(nhgi); } @@ -5299,6 +5432,43 @@ err_out: return err; } +static int mlxsw_sp_nexthop_obj_res_group_pre(struct mlxsw_sp *mlxsw_sp, + struct nh_notifier_info *info) +{ + struct nh_notifier_grp_info *grp_info = info->nh_grp; + struct mlxsw_sp_nexthop_group_info *nhgi; + struct mlxsw_sp_nexthop_group *nh_grp; + int err; + int i; + + nh_grp = mlxsw_sp_nexthop_obj_group_lookup(mlxsw_sp, info->id); + if (!nh_grp) + return 0; + nhgi = nh_grp->nhgi; + + if (nhgi->hw_stats == grp_info->hw_stats) + return 0; + + nhgi->hw_stats = grp_info->hw_stats; + + for (i = 0; i < nhgi->count; i++) { + struct mlxsw_sp_nexthop *nh = &nhgi->nexthops[i]; + + if (nh->offloaded) + nh->update = 1; + } + + err = mlxsw_sp_nexthop_group_refresh(mlxsw_sp, nh_grp); + if (err) + goto err_group_refresh; + + return 0; + +err_group_refresh: + nhgi->hw_stats = !grp_info->hw_stats; + return err; +} + static int mlxsw_sp_nexthop_obj_new(struct mlxsw_sp *mlxsw_sp, struct nh_notifier_info *info) { @@ -5475,6 +5645,79 @@ err_nexthop_obj_init: return err; } +static void +mlxsw_sp_nexthop_obj_mp_hw_stats_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop_group_info *nhgi, + struct nh_notifier_grp_hw_stats_info *info) +{ + int nhi; + + for (nhi = 0; nhi < info->num_nh; nhi++) { + struct mlxsw_sp_nexthop *nh = &nhgi->nexthops[nhi]; + u64 packets; + int err; + + err = mlxsw_sp_nexthop_counter_get(mlxsw_sp, nh, &packets); + if (err) + continue; + + nh_grp_hw_stats_report_delta(info, nhi, packets); + } +} + +static void +mlxsw_sp_nexthop_obj_res_hw_stats_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop_group_info *nhgi, + struct nh_notifier_grp_hw_stats_info *info) +{ + int nhi = -1; + int bucket; + + for (bucket = 0; bucket < nhgi->count; bucket++) { + struct mlxsw_sp_nexthop *nh = &nhgi->nexthops[bucket]; + u64 packets; + int err; + + if (nhi == -1 || info->stats[nhi].id != nh->id) { + for (nhi = 0; nhi < info->num_nh; nhi++) + if (info->stats[nhi].id == nh->id) + break; + if (WARN_ON_ONCE(nhi == info->num_nh)) { + nhi = -1; + continue; + } + } + + err = mlxsw_sp_nexthop_counter_get(mlxsw_sp, nh, &packets); + if (err) + continue; + + nh_grp_hw_stats_report_delta(info, nhi, packets); + } +} + +static void mlxsw_sp_nexthop_obj_hw_stats_get(struct mlxsw_sp *mlxsw_sp, + struct nh_notifier_info *info) +{ + struct mlxsw_sp_nexthop_group_info *nhgi; + struct mlxsw_sp_nexthop_group *nh_grp; + + if (info->type != NH_NOTIFIER_INFO_TYPE_GRP_HW_STATS) + return; + + nh_grp = mlxsw_sp_nexthop_obj_group_lookup(mlxsw_sp, info->id); + if (!nh_grp) + return; + nhgi = nh_grp->nhgi; + + if (nhgi->is_resilient) + mlxsw_sp_nexthop_obj_res_hw_stats_get(mlxsw_sp, nhgi, + info->nh_grp_hw_stats); + else + mlxsw_sp_nexthop_obj_mp_hw_stats_get(mlxsw_sp, nhgi, + info->nh_grp_hw_stats); +} + static int mlxsw_sp_nexthop_obj_event(struct notifier_block *nb, unsigned long event, void *ptr) { @@ -5490,6 +5733,10 @@ static int mlxsw_sp_nexthop_obj_event(struct notifier_block *nb, mutex_lock(&router->lock); switch (event) { + case NEXTHOP_EVENT_RES_TABLE_PRE_REPLACE: + err = mlxsw_sp_nexthop_obj_res_group_pre(router->mlxsw_sp, + info); + break; case NEXTHOP_EVENT_REPLACE: err = mlxsw_sp_nexthop_obj_new(router->mlxsw_sp, info); break; @@ -5500,6 +5747,9 @@ static int mlxsw_sp_nexthop_obj_event(struct notifier_block *nb, err = mlxsw_sp_nexthop_obj_bucket_replace(router->mlxsw_sp, info); break; + case NEXTHOP_EVENT_HW_STATS_REPORT_DELTA: + mlxsw_sp_nexthop_obj_hw_stats_get(router->mlxsw_sp, info); + break; default: break; } @@ -6733,7 +6983,10 @@ static int mlxsw_sp_nexthop6_init(struct mlxsw_sp *mlxsw_sp, #if IS_ENABLED(CONFIG_IPV6) nh->neigh_tbl = &nd_tbl; #endif - mlxsw_sp_nexthop_counter_alloc(mlxsw_sp, nh); + + err = mlxsw_sp_nexthop_counter_enable(mlxsw_sp, nh); + if (err) + return err; list_add_tail(&nh->router_list_node, &mlxsw_sp->router->nexthop_list); @@ -6749,7 +7002,7 @@ static int mlxsw_sp_nexthop6_init(struct mlxsw_sp *mlxsw_sp, err_nexthop_type_init: list_del(&nh->router_list_node); - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); return err; } @@ -6758,7 +7011,7 @@ static void mlxsw_sp_nexthop6_fini(struct mlxsw_sp *mlxsw_sp, { mlxsw_sp_nexthop_type_fini(mlxsw_sp, nh); list_del(&nh->router_list_node); - mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh); + mlxsw_sp_nexthop_counter_disable(mlxsw_sp, nh); } static bool mlxsw_sp_rt6_is_gateway(const struct mlxsw_sp *mlxsw_sp, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h index ed3b628caafe..0432c7cc6b07 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h @@ -156,10 +156,10 @@ int mlxsw_sp_nexthop_counter_get(struct mlxsw_sp *mlxsw_sp, int mlxsw_sp_nexthop_eth_update(struct mlxsw_sp *mlxsw_sp, u32 adj_index, struct mlxsw_sp_nexthop *nh, bool force, char *ratr_pl); -void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp, +int mlxsw_sp_nexthop_counter_enable(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_nexthop *nh); -void mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_nexthop *nh); +void mlxsw_sp_nexthop_counter_disable(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_nexthop *nh); static inline bool mlxsw_sp_l3addr_eq(const union mlxsw_sp_l3addr *addr1, const union mlxsw_sp_l3addr *addr2) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 6c749c148148..6397ff0dc951 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -61,7 +61,7 @@ struct mlxsw_sp_bridge_port { struct mlxsw_sp_bridge_device *bridge_device; struct list_head list; struct list_head vlans_list; - unsigned int ref_count; + refcount_t ref_count; u8 stp_state; unsigned long flags; bool mrouter; @@ -495,7 +495,7 @@ mlxsw_sp_bridge_port_create(struct mlxsw_sp_bridge_device *bridge_device, BR_MCAST_FLOOD; INIT_LIST_HEAD(&bridge_port->vlans_list); list_add(&bridge_port->list, &bridge_device->ports_list); - bridge_port->ref_count = 1; + refcount_set(&bridge_port->ref_count, 1); err = switchdev_bridge_port_offload(brport_dev, mlxsw_sp_port->dev, NULL, NULL, NULL, false, extack); @@ -531,7 +531,7 @@ mlxsw_sp_bridge_port_get(struct mlxsw_sp_bridge *bridge, bridge_port = mlxsw_sp_bridge_port_find(bridge, brport_dev); if (bridge_port) { - bridge_port->ref_count++; + refcount_inc(&bridge_port->ref_count); return bridge_port; } @@ -558,7 +558,7 @@ static void mlxsw_sp_bridge_port_put(struct mlxsw_sp_bridge *bridge, { struct mlxsw_sp_bridge_device *bridge_device; - if (--bridge_port->ref_count != 0) + if (!refcount_dec_and_test(&bridge_port->ref_count)) return; bridge_device = bridge_port->bridge_device; mlxsw_sp_bridge_port_destroy(bridge_port); diff --git a/drivers/net/ethernet/microchip/encx24j600-regmap.c b/drivers/net/ethernet/microchip/encx24j600-regmap.c index 5693784eec5b..443128adbcb6 100644 --- a/drivers/net/ethernet/microchip/encx24j600-regmap.c +++ b/drivers/net/ethernet/microchip/encx24j600-regmap.c @@ -464,7 +464,7 @@ static struct regmap_config regcfg = { .val_bits = 16, .max_register = 0xee, .reg_stride = 2, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .val_format_endian = REGMAP_ENDIAN_LITTLE, .readable_reg = encx24j600_regmap_readable, .writeable_reg = encx24j600_regmap_writeable, @@ -485,7 +485,7 @@ static struct regmap_config phycfg = { .reg_bits = 8, .val_bits = 16, .max_register = 0x1f, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .val_format_endian = REGMAP_ENDIAN_LITTLE, .readable_reg = encx24j600_phymap_readable, .writeable_reg = encx24j600_phymap_writeable, @@ -513,4 +513,5 @@ int devm_regmap_init_encx24j600(struct device *dev, } EXPORT_SYMBOL_GPL(devm_regmap_init_encx24j600); +MODULE_DESCRIPTION("Microchip ENCX24J600 helpers"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c index a2b3f4433ca8..8a6ae171e375 100644 --- a/drivers/net/ethernet/microchip/lan743x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c @@ -1055,7 +1055,7 @@ static int lan743x_ethtool_get_ts_info(struct net_device *netdev, } static int lan743x_ethtool_get_eee(struct net_device *netdev, - struct ethtool_eee *eee) + struct ethtool_keee *eee) { struct lan743x_adapter *adapter = netdev_priv(netdev); struct phy_device *phydev = netdev->phydev; @@ -1092,7 +1092,7 @@ static int lan743x_ethtool_get_eee(struct net_device *netdev, } static int lan743x_ethtool_set_eee(struct net_device *netdev, - struct ethtool_eee *eee) + struct ethtool_keee *eee) { struct lan743x_adapter *adapter; struct phy_device *phydev; diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 45e209a7d083..bd8aa83b47e5 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -1196,7 +1196,7 @@ static int lan743x_sgmii_config(struct lan743x_adapter *adapter) ret = lan743x_is_sgmii_2_5G_mode(adapter, &status); if (ret < 0) { netif_err(adapter, drv, adapter->netdev, - "erro %d SGMII get mode failed\n", ret); + "error %d SGMII get mode failed\n", ret); return ret; } diff --git a/drivers/net/ethernet/microchip/lan743x_ptp.c b/drivers/net/ethernet/microchip/lan743x_ptp.c index 2f04bc77a118..2801f08bf1c9 100644 --- a/drivers/net/ethernet/microchip/lan743x_ptp.c +++ b/drivers/net/ethernet/microchip/lan743x_ptp.c @@ -1712,13 +1712,13 @@ bool lan743x_ptp_request_tx_timestamp(struct lan743x_adapter *adapter) struct lan743x_ptp *ptp = &adapter->ptp; bool result = false; - spin_lock_bh(&ptp->tx_ts_lock); + spin_lock(&ptp->tx_ts_lock); if (ptp->pending_tx_timestamps < LAN743X_PTP_NUMBER_OF_TX_TIMESTAMPS) { /* request granted */ ptp->pending_tx_timestamps++; result = true; } - spin_unlock_bh(&ptp->tx_ts_lock); + spin_unlock(&ptp->tx_ts_lock); return result; } diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_lag.c b/drivers/net/ethernet/microchip/lan966x/lan966x_lag.c index 41fa2523d91d..5f2cd9a8cf8f 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_lag.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_lag.c @@ -37,19 +37,24 @@ static void lan966x_lag_set_aggr_pgids(struct lan966x *lan966x) /* Now, set PGIDs for each active LAG */ for (lag = 0; lag < lan966x->num_phys_ports; ++lag) { - struct net_device *bond = lan966x->ports[lag]->bond; + struct lan966x_port *port = lan966x->ports[lag]; int num_active_ports = 0; + struct net_device *bond; unsigned long bond_mask; u8 aggr_idx[16]; - if (!bond || (visited & BIT(lag))) + if (!port || !port->bond || (visited & BIT(lag))) continue; + bond = port->bond; bond_mask = lan966x_lag_get_mask(lan966x, bond); for_each_set_bit(p, &bond_mask, lan966x->num_phys_ports) { struct lan966x_port *port = lan966x->ports[p]; + if (!port) + continue; + lan_wr(ANA_PGID_PGID_SET(bond_mask), lan966x, ANA_PGID(p)); if (port->lag_tx_active) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.c b/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.c index ac525ff1503e..3a01e13bd10b 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.c @@ -25,6 +25,8 @@ static void lan966x_vcap_is1_port_keys(struct lan966x_port *port, for (int l = 0; l < admin->lookups; ++l) { out->prf(out->dst, "\n Lookup %d: ", l); + val = lan_rd(lan966x, ANA_VCAP_S1_CFG(port->chip_port, l)); + out->prf(out->dst, "\n other: "); switch (ANA_VCAP_S1_CFG_KEY_OTHER_CFG_GET(val)) { case VCAP_IS1_PS_OTHER_NORMAL: diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c b/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c index 4af285918ea2..75868b3f548e 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c @@ -347,10 +347,10 @@ int sparx5_del_mact_entry(struct sparx5 *sparx5, list) { if ((vid == 0 || mact_entry->vid == vid) && ether_addr_equal(addr, mact_entry->mac)) { + sparx5_mact_forget(sparx5, addr, mact_entry->vid); + list_del(&mact_entry->list); devm_kfree(sparx5->dev, mact_entry); - - sparx5_mact_forget(sparx5, addr, mact_entry->vid); } } mutex_unlock(&sparx5->mact_lock); diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c index d1f7fc8b1b71..3c066b62e689 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c @@ -757,6 +757,7 @@ static int mchp_sparx5_probe(struct platform_device *pdev) platform_set_drvdata(pdev, sparx5); sparx5->pdev = pdev; sparx5->dev = &pdev->dev; + spin_lock_init(&sparx5->tx_lock); /* Do switch core reset if available */ reset = devm_reset_control_get_optional_shared(&pdev->dev, "switch"); diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h index 6f565c0c0c3d..316fed5f2735 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h @@ -280,6 +280,7 @@ struct sparx5 { int xtr_irq; /* Frame DMA */ int fdma_irq; + spinlock_t tx_lock; /* lock for frame transmission */ struct sparx5_rx rx; struct sparx5_tx tx; /* PTP */ diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c index 6db6ac6a3bbc..ac7e1cffbcec 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c @@ -244,10 +244,12 @@ netdev_tx_t sparx5_port_xmit_impl(struct sk_buff *skb, struct net_device *dev) } skb_tx_timestamp(skb); + spin_lock(&sparx5->tx_lock); if (sparx5->fdma_irq > 0) ret = sparx5_fdma_xmit(sparx5, ifh, skb); else ret = sparx5_inject(sparx5, ifh, skb, dev); + spin_unlock(&sparx5->tx_lock); if (ret == -EBUSY) goto busy; diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c index d33b27214539..1332db9a08eb 100644 --- a/drivers/net/ethernet/microsoft/mana/gdma_main.c +++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c @@ -1249,15 +1249,47 @@ void mana_gd_free_res_map(struct gdma_resource *r) r->size = 0; } +static int irq_setup(unsigned int *irqs, unsigned int len, int node) +{ + const struct cpumask *next, *prev = cpu_none_mask; + cpumask_var_t cpus __free(free_cpumask_var); + int cpu, weight; + + if (!alloc_cpumask_var(&cpus, GFP_KERNEL)) + return -ENOMEM; + + rcu_read_lock(); + for_each_numa_hop_mask(next, node) { + weight = cpumask_weight_andnot(next, prev); + while (weight > 0) { + cpumask_andnot(cpus, next, prev); + for_each_cpu(cpu, cpus) { + if (len-- == 0) + goto done; + irq_set_affinity_and_hint(*irqs++, topology_sibling_cpumask(cpu)); + cpumask_andnot(cpus, cpus, topology_sibling_cpumask(cpu)); + --weight; + } + } + prev = next; + } +done: + rcu_read_unlock(); + return 0; +} + static int mana_gd_setup_irqs(struct pci_dev *pdev) { - unsigned int max_queues_per_port = num_online_cpus(); struct gdma_context *gc = pci_get_drvdata(pdev); + unsigned int max_queues_per_port; struct gdma_irq_context *gic; unsigned int max_irqs, cpu; - int nvec, irq; + int start_irq_index = 1; + int nvec, *irqs, irq; int err, i = 0, j; + cpus_read_lock(); + max_queues_per_port = num_online_cpus(); if (max_queues_per_port > MANA_MAX_NUM_QUEUES) max_queues_per_port = MANA_MAX_NUM_QUEUES; @@ -1265,8 +1297,18 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev) max_irqs = max_queues_per_port + 1; nvec = pci_alloc_irq_vectors(pdev, 2, max_irqs, PCI_IRQ_MSIX); - if (nvec < 0) + if (nvec < 0) { + cpus_read_unlock(); return nvec; + } + if (nvec <= num_online_cpus()) + start_irq_index = 0; + + irqs = kmalloc_array((nvec - start_irq_index), sizeof(int), GFP_KERNEL); + if (!irqs) { + err = -ENOMEM; + goto free_irq_vector; + } gc->irq_contexts = kcalloc(nvec, sizeof(struct gdma_irq_context), GFP_KERNEL); @@ -1294,17 +1336,41 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev) goto free_irq; } - err = request_irq(irq, mana_gd_intr, 0, gic->name, gic); - if (err) - goto free_irq; - - cpu = cpumask_local_spread(i, gc->numa_node); - irq_set_affinity_and_hint(irq, cpumask_of(cpu)); + if (!i) { + err = request_irq(irq, mana_gd_intr, 0, gic->name, gic); + if (err) + goto free_irq; + + /* If number of IRQ is one extra than number of online CPUs, + * then we need to assign IRQ0 (hwc irq) and IRQ1 to + * same CPU. + * Else we will use different CPUs for IRQ0 and IRQ1. + * Also we are using cpumask_local_spread instead of + * cpumask_first for the node, because the node can be + * mem only. + */ + if (start_irq_index) { + cpu = cpumask_local_spread(i, gc->numa_node); + irq_set_affinity_and_hint(irq, cpumask_of(cpu)); + } else { + irqs[start_irq_index] = irq; + } + } else { + irqs[i - start_irq_index] = irq; + err = request_irq(irqs[i - start_irq_index], mana_gd_intr, 0, + gic->name, gic); + if (err) + goto free_irq; + } } + err = irq_setup(irqs, (nvec - start_irq_index), gc->numa_node); + if (err) + goto free_irq; + gc->max_num_msix = nvec; gc->num_msix_usable = nvec; - + cpus_read_unlock(); return 0; free_irq: @@ -1317,8 +1383,10 @@ free_irq: } kfree(gc->irq_contexts); + kfree(irqs); gc->irq_contexts = NULL; free_irq_vector: + cpus_read_unlock(); pci_free_irq_vectors(pdev); return err; } diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 56ccbd4c37fe..ed2fb44500b0 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -3078,4 +3078,5 @@ void ocelot_deinit_port(struct ocelot *ocelot, int port) } EXPORT_SYMBOL(ocelot_deinit_port); +MODULE_DESCRIPTION("Microsemi Ocelot switch family library"); MODULE_LICENSE("Dual MIT/GPL"); diff --git a/drivers/net/ethernet/netronome/nfp/flower/action.c b/drivers/net/ethernet/netronome/nfp/flower/action.c index 2b383d92d7f5..2c3f62907958 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/action.c +++ b/drivers/net/ethernet/netronome/nfp/flower/action.c @@ -460,7 +460,7 @@ nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun, set_tun->ttl = ip6_dst_hoplimit(dst); dst_release(dst); } else { - set_tun->ttl = net->ipv6.devconf_all->hop_limit; + set_tun->ttl = READ_ONCE(net->ipv6.devconf_all->hop_limit); } #endif } else { diff --git a/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c b/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c index 361d7c495e2d..2c7bd6e80d99 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c @@ -337,6 +337,11 @@ static void nfp_fl_lag_do_work(struct work_struct *work) acti_netdevs = kmalloc_array(entry->slave_cnt, sizeof(*acti_netdevs), GFP_KERNEL); + if (!acti_netdevs) { + schedule_delayed_work(&lag->work, + NFP_FL_LAG_DELAY); + continue; + } /* Include sanity check in the loop. It may be that a bond has * changed between processing the last notification and the diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index e522845c7c21..0d7d138d6e0d 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -1084,7 +1084,7 @@ nfp_tunnel_add_shared_mac(struct nfp_app *app, struct net_device *netdev, u16 nfp_mac_idx = 0; entry = nfp_tunnel_lookup_offloaded_macs(app, netdev->dev_addr); - if (entry && nfp_tunnel_is_mac_idx_global(entry->index)) { + if (entry && (nfp_tunnel_is_mac_idx_global(entry->index) || netif_is_lag_port(netdev))) { if (entry->bridge_count || !nfp_flower_is_supported_bridge(netdev)) { nfp_tunnel_offloaded_macs_inc_ref_and_link(entry, diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 3b3210d823e8..f28e769e6fda 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -2776,6 +2776,7 @@ static void nfp_net_netdev_init(struct nfp_net *nn) case NFP_NFD_VER_NFD3: netdev->netdev_ops = &nfp_nfd3_netdev_ops; netdev->xdp_features |= NETDEV_XDP_ACT_XSK_ZEROCOPY; + netdev->xdp_features |= NETDEV_XDP_ACT_REDIRECT; break; case NFP_NFD_VER_NFDK: netdev->netdev_ops = &nfp_nfdk_netdev_ops; diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c index 33b4c2856316..3f10c5365c80 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c @@ -537,11 +537,13 @@ static int enable_bars(struct nfp6000_pcie *nfp, u16 interface) const u32 barcfg_msix_general = NFP_PCIE_BAR_PCIE2CPP_MapType( NFP_PCIE_BAR_PCIE2CPP_MapType_GENERAL) | - NFP_PCIE_BAR_PCIE2CPP_LengthSelect_32BIT; + NFP_PCIE_BAR_PCIE2CPP_LengthSelect( + NFP_PCIE_BAR_PCIE2CPP_LengthSelect_32BIT); const u32 barcfg_msix_xpb = NFP_PCIE_BAR_PCIE2CPP_MapType( NFP_PCIE_BAR_PCIE2CPP_MapType_BULK) | - NFP_PCIE_BAR_PCIE2CPP_LengthSelect_32BIT | + NFP_PCIE_BAR_PCIE2CPP_LengthSelect( + NFP_PCIE_BAR_PCIE2CPP_LengthSelect_32BIT) | NFP_PCIE_BAR_PCIE2CPP_Target_BaseAddress( NFP_CPP_TARGET_ISLAND_XPB); const u32 barcfg_explicit[4] = { diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 7a549b834e97..31f896c4aa26 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -1761,7 +1761,7 @@ static void nv_get_stats(int cpu, struct fe_priv *np, /* * nv_get_stats64: dev->ndo_get_stats64 function * Get latest stats value from the nic. - * Called with read_lock(&dev_base_lock) held for read - + * Called with rcu_read_lock() held - * only synchronized against unregister_netdevice. */ static void @@ -3090,7 +3090,7 @@ static void set_bufsize(struct net_device *dev) /* * nv_change_mtu: dev->change_mtu function - * Called with dev_base_lock held for read. + * Called with RTNL held for read. */ static int nv_change_mtu(struct net_device *dev, int new_mtu) { diff --git a/drivers/net/ethernet/pensando/ionic/ionic.h b/drivers/net/ethernet/pensando/ionic/ionic.h index 9ffef2e06885..2ccc2c2a06e3 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic.h +++ b/drivers/net/ethernet/pensando/ionic/ionic.h @@ -76,6 +76,8 @@ int ionic_adminq_post_wait(struct ionic_lif *lif, struct ionic_admin_ctx *ctx); int ionic_adminq_post_wait_nomsg(struct ionic_lif *lif, struct ionic_admin_ctx *ctx); void ionic_adminq_netdev_err_print(struct ionic_lif *lif, u8 opcode, u8 status, int err); +bool ionic_notifyq_service(struct ionic_cq *cq); +bool ionic_adminq_service(struct ionic_cq *cq); int ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_wait); int ionic_dev_cmd_wait_nomsg(struct ionic *ionic, unsigned long max_wait); diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c index c49aa358e424..6ba8d4aca0a0 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c @@ -93,6 +93,7 @@ static void ionic_unmap_bars(struct ionic *ionic) bars[i].len = 0; } } + ionic->num_bars = 0; } void __iomem *ionic_bus_map_dbpage(struct ionic *ionic, int page_num) @@ -215,15 +216,17 @@ out: static void ionic_clear_pci(struct ionic *ionic) { - ionic->idev.dev_info_regs = NULL; - ionic->idev.dev_cmd_regs = NULL; - ionic->idev.intr_status = NULL; - ionic->idev.intr_ctrl = NULL; - - ionic_unmap_bars(ionic); - pci_release_regions(ionic->pdev); + if (ionic->num_bars) { + ionic->idev.dev_info_regs = NULL; + ionic->idev.dev_cmd_regs = NULL; + ionic->idev.intr_status = NULL; + ionic->idev.intr_ctrl = NULL; + + ionic_unmap_bars(ionic); + pci_release_regions(ionic->pdev); + } - if (atomic_read(&ionic->pdev->enable_cnt) > 0) + if (pci_is_enabled(ionic->pdev)) pci_disable_device(ionic->pdev); } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c b/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c index 91327ef670c7..c3ae11a48024 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c @@ -113,8 +113,8 @@ static const struct debugfs_reg32 intr_ctrl_regs[] = { void ionic_debugfs_add_qcq(struct ionic_lif *lif, struct ionic_qcq *qcq) { struct dentry *qcq_dentry, *q_dentry, *cq_dentry; - struct dentry *intr_dentry, *stats_dentry; struct ionic_dev *idev = &lif->ionic->idev; + struct dentry *intr_dentry, *stats_dentry; struct debugfs_regset32 *intr_ctrl_regset; struct ionic_intr_info *intr = &qcq->intr; struct debugfs_blob_wrapper *desc_blob; diff --git a/drivers/net/ethernet/pensando/ionic/ionic_dev.c b/drivers/net/ethernet/pensando/ionic/ionic_dev.c index 1e7c71f7f081..874499337132 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_dev.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_dev.c @@ -319,22 +319,32 @@ do_check_time: u8 ionic_dev_cmd_status(struct ionic_dev *idev) { + if (!idev->dev_cmd_regs) + return (u8)PCI_ERROR_RESPONSE; return ioread8(&idev->dev_cmd_regs->comp.comp.status); } bool ionic_dev_cmd_done(struct ionic_dev *idev) { + if (!idev->dev_cmd_regs) + return false; return ioread32(&idev->dev_cmd_regs->done) & IONIC_DEV_CMD_DONE; } void ionic_dev_cmd_comp(struct ionic_dev *idev, union ionic_dev_cmd_comp *comp) { + if (!idev->dev_cmd_regs) + return; memcpy_fromio(comp, &idev->dev_cmd_regs->comp, sizeof(*comp)); } void ionic_dev_cmd_go(struct ionic_dev *idev, union ionic_dev_cmd *cmd) { idev->opcode = cmd->cmd.opcode; + + if (!idev->dev_cmd_regs) + return; + memcpy_toio(&idev->dev_cmd_regs->cmd, cmd, sizeof(*cmd)); iowrite32(0, &idev->dev_cmd_regs->done); iowrite32(1, &idev->dev_cmd_regs->doorbell); @@ -619,43 +629,25 @@ int ionic_cq_init(struct ionic_lif *lif, struct ionic_cq *cq, cq->desc_size = desc_size; cq->tail_idx = 0; cq->done_color = 1; + cq->idev = &lif->ionic->idev; return 0; } -void ionic_cq_map(struct ionic_cq *cq, void *base, dma_addr_t base_pa) -{ - struct ionic_cq_info *cur; - unsigned int i; - - cq->base = base; - cq->base_pa = base_pa; - - for (i = 0, cur = cq->info; i < cq->num_descs; i++, cur++) - cur->cq_desc = base + (i * cq->desc_size); -} - -void ionic_cq_bind(struct ionic_cq *cq, struct ionic_queue *q) -{ - cq->bound_q = q; -} - unsigned int ionic_cq_service(struct ionic_cq *cq, unsigned int work_to_do, ionic_cq_cb cb, ionic_cq_done_cb done_cb, void *done_arg) { - struct ionic_cq_info *cq_info; unsigned int work_done = 0; if (work_to_do == 0) return 0; - cq_info = &cq->info[cq->tail_idx]; - while (cb(cq, cq_info)) { + while (cb(cq)) { if (cq->tail_idx == cq->num_descs - 1) cq->done_color = !cq->done_color; + cq->tail_idx = (cq->tail_idx + 1) & (cq->num_descs - 1); - cq_info = &cq->info[cq->tail_idx]; if (++work_done >= work_to_do) break; @@ -682,7 +674,6 @@ int ionic_q_init(struct ionic_lif *lif, struct ionic_dev *idev, return -EINVAL; q->lif = lif; - q->idev = idev; q->index = index; q->num_descs = num_descs; q->desc_size = desc_size; @@ -696,53 +687,11 @@ int ionic_q_init(struct ionic_lif *lif, struct ionic_dev *idev, return 0; } -void ionic_q_map(struct ionic_queue *q, void *base, dma_addr_t base_pa) -{ - struct ionic_desc_info *cur; - unsigned int i; - - q->base = base; - q->base_pa = base_pa; - - for (i = 0, cur = q->info; i < q->num_descs; i++, cur++) - cur->desc = base + (i * q->desc_size); -} - -void ionic_q_cmb_map(struct ionic_queue *q, void __iomem *base, dma_addr_t base_pa) -{ - struct ionic_desc_info *cur; - unsigned int i; - - q->cmb_base = base; - q->cmb_base_pa = base_pa; - - for (i = 0, cur = q->info; i < q->num_descs; i++, cur++) - cur->cmb_desc = base + (i * q->desc_size); -} - -void ionic_q_sg_map(struct ionic_queue *q, void *base, dma_addr_t base_pa) -{ - struct ionic_desc_info *cur; - unsigned int i; - - q->sg_base = base; - q->sg_base_pa = base_pa; - - for (i = 0, cur = q->info; i < q->num_descs; i++, cur++) - cur->sg_desc = base + (i * q->sg_desc_size); -} - -void ionic_q_post(struct ionic_queue *q, bool ring_doorbell, ionic_desc_cb cb, - void *cb_arg) +void ionic_q_post(struct ionic_queue *q, bool ring_doorbell) { - struct ionic_desc_info *desc_info; struct ionic_lif *lif = q->lif; struct device *dev = q->dev; - desc_info = &q->info[q->head_idx]; - desc_info->cb = cb; - desc_info->cb_arg = cb_arg; - q->head_idx = (q->head_idx + 1) & (q->num_descs - 1); dev_dbg(dev, "lif=%d qname=%s qid=%d qtype=%d p_index=%d ringdb=%d\n", @@ -761,7 +710,7 @@ void ionic_q_post(struct ionic_queue *q, bool ring_doorbell, ionic_desc_cb cb, } } -static bool ionic_q_is_posted(struct ionic_queue *q, unsigned int pos) +bool ionic_q_is_posted(struct ionic_queue *q, unsigned int pos) { unsigned int mask, tail, head; @@ -771,37 +720,3 @@ static bool ionic_q_is_posted(struct ionic_queue *q, unsigned int pos) return ((pos - tail) & mask) < ((head - tail) & mask); } - -void ionic_q_service(struct ionic_queue *q, struct ionic_cq_info *cq_info, - unsigned int stop_index) -{ - struct ionic_desc_info *desc_info; - ionic_desc_cb cb; - void *cb_arg; - u16 index; - - /* check for empty queue */ - if (q->tail_idx == q->head_idx) - return; - - /* stop index must be for a descriptor that is not yet completed */ - if (unlikely(!ionic_q_is_posted(q, stop_index))) - dev_err(q->dev, - "ionic stop is not posted %s stop %u tail %u head %u\n", - q->name, stop_index, q->tail_idx, q->head_idx); - - do { - desc_info = &q->info[q->tail_idx]; - index = q->tail_idx; - q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1); - - cb = desc_info->cb; - cb_arg = desc_info->cb_arg; - - desc_info->cb = NULL; - desc_info->cb_arg = NULL; - - if (cb) - cb(q, desc_info, cq_info, cb_arg); - } while (index != stop_index); -} diff --git a/drivers/net/ethernet/pensando/ionic/ionic_dev.h b/drivers/net/ethernet/pensando/ionic/ionic_dev.h index 2667e1cde16b..f30eee4a5a80 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_dev.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_dev.h @@ -8,6 +8,7 @@ #include <linux/mutex.h> #include <linux/workqueue.h> #include <linux/skbuff.h> +#include <linux/bpf_trace.h> #include "ionic_if.h" #include "ionic_regs.h" @@ -15,9 +16,10 @@ #define IONIC_MAX_TX_DESC 8192 #define IONIC_MAX_RX_DESC 16384 #define IONIC_MIN_TXRX_DESC 64 -#define IONIC_DEF_TXRX_DESC 4096 +#define IONIC_DEF_TXRX_DESC 1024 #define IONIC_RX_FILL_THRESHOLD 16 #define IONIC_RX_FILL_DIV 8 +#define IONIC_TSO_DESCS_NEEDED 44 /* 64K TSO @1500B */ #define IONIC_LIFS_MAX 1024 #define IONIC_WATCHDOG_SECS 5 #define IONIC_ITR_COAL_USEC_DEFAULT 64 @@ -120,11 +122,13 @@ static_assert(sizeof(struct ionic_log_event) == 64); /* I/O */ static_assert(sizeof(struct ionic_txq_desc) == 16); static_assert(sizeof(struct ionic_txq_sg_desc) == 128); +static_assert(sizeof(struct ionic_txq_sg_desc_v1) == 256); static_assert(sizeof(struct ionic_txq_comp) == 16); static_assert(sizeof(struct ionic_rxq_desc) == 16); static_assert(sizeof(struct ionic_rxq_sg_desc) == 128); static_assert(sizeof(struct ionic_rxq_comp) == 16); +static_assert(sizeof(struct ionic_rxq_comp) == sizeof(struct ionic_txq_comp)); /* SR/IOV */ static_assert(sizeof(struct ionic_vf_setattr_cmd) == 64); @@ -173,21 +177,8 @@ struct ionic_dev { struct ionic_devinfo dev_info; }; -struct ionic_cq_info { - union { - void *cq_desc; - struct ionic_admin_comp *admincq; - struct ionic_notifyq_event *notifyq; - }; -}; - struct ionic_queue; struct ionic_qcq; -struct ionic_desc_info; - -typedef void (*ionic_desc_cb)(struct ionic_queue *q, - struct ionic_desc_info *desc_info, - struct ionic_cq_info *cq_info, void *cb_arg); #define IONIC_MAX_BUF_LEN ((u16)-1) #define IONIC_PAGE_SIZE PAGE_SIZE @@ -195,6 +186,11 @@ typedef void (*ionic_desc_cb)(struct ionic_queue *q, #define IONIC_PAGE_GFP_MASK (GFP_ATOMIC | __GFP_NOWARN |\ __GFP_COMP | __GFP_MEMALLOC) +#define IONIC_XDP_MAX_LINEAR_MTU (IONIC_PAGE_SIZE - \ + (VLAN_ETH_HLEN + \ + XDP_PACKET_HEADROOM + \ + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))) + struct ionic_buf_info { struct page *page; dma_addr_t dma_addr; @@ -202,26 +198,25 @@ struct ionic_buf_info { u32 len; }; -#define IONIC_MAX_FRAGS (1 + IONIC_TX_MAX_SG_ELEMS_V1) +#define IONIC_TX_MAX_FRAGS (1 + IONIC_TX_MAX_SG_ELEMS_V1) +#define IONIC_RX_MAX_FRAGS (1 + IONIC_RX_MAX_SG_ELEMS) -struct ionic_desc_info { - union { - void *desc; - struct ionic_txq_desc *txq_desc; - struct ionic_rxq_desc *rxq_desc; - struct ionic_admin_cmd *adminq_desc; - }; - void __iomem *cmb_desc; - union { - void *sg_desc; - struct ionic_txq_sg_desc *txq_sg_desc; - struct ionic_rxq_sg_desc *rxq_sgl_desc; - }; +struct ionic_tx_desc_info { unsigned int bytes; unsigned int nbufs; + struct sk_buff *skb; + struct xdp_frame *xdpf; + enum xdp_action act; struct ionic_buf_info bufs[MAX_SKB_FRAGS + 1]; - ionic_desc_cb cb; - void *cb_arg; +}; + +struct ionic_rx_desc_info { + unsigned int nbufs; + struct ionic_buf_info bufs[IONIC_RX_MAX_FRAGS]; +}; + +struct ionic_admin_desc_info { + void *ctx; }; #define IONIC_QUEUE_NAME_MAX_SZ 16 @@ -229,7 +224,12 @@ struct ionic_desc_info { struct ionic_queue { struct device *dev; struct ionic_lif *lif; - struct ionic_desc_info *info; + union { + void *info; + struct ionic_tx_desc_info *tx_info; + struct ionic_rx_desc_info *rx_info; + struct ionic_admin_desc_info *admin_info; + }; u64 dbval; unsigned long dbell_deadline; unsigned long dbell_jiffies; @@ -239,26 +239,33 @@ struct ionic_queue { unsigned int num_descs; unsigned int max_sg_elems; u64 features; - u64 drop; - struct ionic_dev *idev; unsigned int type; unsigned int hw_index; unsigned int hw_type; + bool xdp_flush; union { void *base; struct ionic_txq_desc *txq; struct ionic_rxq_desc *rxq; struct ionic_admin_cmd *adminq; }; - void __iomem *cmb_base; + union { + void __iomem *cmb_base; + struct ionic_txq_desc __iomem *cmb_txq; + struct ionic_rxq_desc __iomem *cmb_rxq; + }; union { void *sg_base; struct ionic_txq_sg_desc *txq_sgl; + struct ionic_txq_sg_desc_v1 *txq_sgl_v1; struct ionic_rxq_sg_desc *rxq_sgl; }; + struct xdp_rxq_info *xdp_rxq_info; + struct ionic_queue *partner; dma_addr_t base_pa; dma_addr_t cmb_base_pa; dma_addr_t sg_base_pa; + u64 drop; unsigned int desc_size; unsigned int sg_desc_size; unsigned int pid; @@ -280,7 +287,6 @@ struct ionic_intr_info { struct ionic_cq { struct ionic_lif *lif; - struct ionic_cq_info *info; struct ionic_queue *bound_q; struct ionic_intr_info *bound_intr; u16 tail_idx; @@ -289,6 +295,7 @@ struct ionic_cq { unsigned int desc_size; void *base; dma_addr_t base_pa; + struct ionic_dev *idev; } ____cacheline_aligned_in_smp; struct ionic; @@ -363,23 +370,20 @@ int ionic_cq_init(struct ionic_lif *lif, struct ionic_cq *cq, unsigned int num_descs, size_t desc_size); void ionic_cq_map(struct ionic_cq *cq, void *base, dma_addr_t base_pa); void ionic_cq_bind(struct ionic_cq *cq, struct ionic_queue *q); -typedef bool (*ionic_cq_cb)(struct ionic_cq *cq, struct ionic_cq_info *cq_info); +typedef bool (*ionic_cq_cb)(struct ionic_cq *cq); typedef void (*ionic_cq_done_cb)(void *done_arg); unsigned int ionic_cq_service(struct ionic_cq *cq, unsigned int work_to_do, ionic_cq_cb cb, ionic_cq_done_cb done_cb, void *done_arg); +unsigned int ionic_tx_cq_service(struct ionic_cq *cq, unsigned int work_to_do); int ionic_q_init(struct ionic_lif *lif, struct ionic_dev *idev, struct ionic_queue *q, unsigned int index, const char *name, unsigned int num_descs, size_t desc_size, size_t sg_desc_size, unsigned int pid); -void ionic_q_map(struct ionic_queue *q, void *base, dma_addr_t base_pa); -void ionic_q_cmb_map(struct ionic_queue *q, void __iomem *base, dma_addr_t base_pa); -void ionic_q_sg_map(struct ionic_queue *q, void *base, dma_addr_t base_pa); -void ionic_q_post(struct ionic_queue *q, bool ring_doorbell, ionic_desc_cb cb, - void *cb_arg); -void ionic_q_service(struct ionic_queue *q, struct ionic_cq_info *cq_info, - unsigned int stop_index); +void ionic_q_post(struct ionic_queue *q, bool ring_doorbell); +bool ionic_q_is_posted(struct ionic_queue *q, unsigned int pos); + int ionic_heartbeat_check(struct ionic *ionic); bool ionic_is_fw_running(struct ionic_dev *idev); diff --git a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c index cd3c0b01402e..91183965a6b7 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c @@ -90,18 +90,23 @@ static void ionic_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { struct ionic_lif *lif = netdev_priv(netdev); + struct ionic_dev *idev; unsigned int offset; unsigned int size; regs->version = IONIC_DEV_CMD_REG_VERSION; + idev = &lif->ionic->idev; + if (!idev->dev_info_regs) + return; + offset = 0; size = IONIC_DEV_INFO_REG_COUNT * sizeof(u32); memcpy_fromio(p + offset, lif->ionic->idev.dev_info_regs->words, size); offset += size; size = IONIC_DEV_CMD_REG_COUNT * sizeof(u32); - memcpy_fromio(p + offset, lif->ionic->idev.dev_cmd_regs->words, size); + memcpy_fromio(p + offset, idev->dev_cmd_regs->words, size); } static void ionic_get_link_ext_stats(struct net_device *netdev, @@ -721,6 +726,11 @@ static int ionic_set_channels(struct net_device *netdev, ionic_init_queue_params(lif, &qparam); + if ((ch->rx_count || ch->tx_count) && lif->xdp_prog) { + netdev_info(lif->netdev, "Split Tx/Rx interrupts not available when using XDP\n"); + return -EOPNOTSUPP; + } + if (ch->rx_count != ch->tx_count) { netdev_info(netdev, "The rx and tx count must be equal\n"); return -EINVAL; diff --git a/drivers/net/ethernet/pensando/ionic/ionic_fw.c b/drivers/net/ethernet/pensando/ionic/ionic_fw.c index 5f40324cd243..3c209c1a2337 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_fw.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_fw.c @@ -109,6 +109,11 @@ int ionic_firmware_update(struct ionic_lif *lif, const struct firmware *fw, dl = priv_to_devlink(ionic); devlink_flash_update_status_notify(dl, "Preparing to flash", NULL, 0, 0); + if (!idev->dev_cmd_regs) { + err = -ENXIO; + goto err_out; + } + buf_sz = sizeof(idev->dev_cmd_regs->data); netdev_dbg(netdev, diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index cf2d5ad7b68c..7f0c6cdc375e 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -46,18 +46,26 @@ static int ionic_start_queues(struct ionic_lif *lif); static void ionic_stop_queues(struct ionic_lif *lif); static void ionic_lif_queue_identify(struct ionic_lif *lif); +static int ionic_xdp_queues_config(struct ionic_lif *lif); +static void ionic_xdp_unregister_rxq_info(struct ionic_queue *q); + static void ionic_dim_work(struct work_struct *work) { struct dim *dim = container_of(work, struct dim, work); - struct ionic_intr_info *intr; struct dim_cq_moder cur_moder; + struct ionic_intr_info *intr; struct ionic_qcq *qcq; struct ionic_lif *lif; + struct ionic_queue *q; u32 new_coal; - cur_moder = net_dim_get_rx_moderation(dim->mode, dim->profile_ix); qcq = container_of(dim, struct ionic_qcq, dim); - lif = qcq->q.lif; + q = &qcq->q; + if (q->type == IONIC_QTYPE_RXQ) + cur_moder = net_dim_get_rx_moderation(dim->mode, dim->profile_ix); + else + cur_moder = net_dim_get_tx_moderation(dim->mode, dim->profile_ix); + lif = q->lif; new_coal = ionic_coal_usec_to_hw(lif->ionic, cur_moder.usec); new_coal = new_coal ? new_coal : 1; @@ -422,10 +430,9 @@ static void ionic_qcq_free(struct ionic_lif *lif, struct ionic_qcq *qcq) qcq->sg_base_pa = 0; } + ionic_xdp_unregister_rxq_info(&qcq->q); ionic_qcq_intr_free(lif, qcq); - vfree(qcq->cq.info); - qcq->cq.info = NULL; vfree(qcq->q.info); qcq->q.info = NULL; } @@ -529,14 +536,11 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, unsigned int num_descs, unsigned int desc_size, unsigned int cq_desc_size, unsigned int sg_desc_size, + unsigned int desc_info_size, unsigned int pid, struct ionic_qcq **qcq) { struct ionic_dev *idev = &lif->ionic->idev; struct device *dev = lif->ionic->dev; - void *q_base, *cq_base, *sg_base; - dma_addr_t cq_base_pa = 0; - dma_addr_t sg_base_pa = 0; - dma_addr_t q_base_pa = 0; struct ionic_qcq *new; int err; @@ -552,7 +556,7 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, new->q.dev = dev; new->flags = flags; - new->q.info = vcalloc(num_descs, sizeof(*new->q.info)); + new->q.info = vcalloc(num_descs, desc_info_size); if (!new->q.info) { netdev_err(lif->netdev, "Cannot allocate queue info\n"); err = -ENOMEM; @@ -571,19 +575,12 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, err = ionic_alloc_qcq_interrupt(lif, new); if (err) - goto err_out; - - new->cq.info = vcalloc(num_descs, sizeof(*new->cq.info)); - if (!new->cq.info) { - netdev_err(lif->netdev, "Cannot allocate completion queue info\n"); - err = -ENOMEM; - goto err_out_free_irq; - } + goto err_out_free_q_info; err = ionic_cq_init(lif, &new->cq, &new->intr, num_descs, cq_desc_size); if (err) { netdev_err(lif->netdev, "Cannot initialize completion queue\n"); - goto err_out_free_cq_info; + goto err_out_free_irq; } if (flags & IONIC_QCQ_F_NOTIFYQ) { @@ -601,16 +598,15 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, if (!new->q_base) { netdev_err(lif->netdev, "Cannot allocate qcq DMA memory\n"); err = -ENOMEM; - goto err_out_free_cq_info; + goto err_out_free_irq; } - q_base = PTR_ALIGN(new->q_base, PAGE_SIZE); - q_base_pa = ALIGN(new->q_base_pa, PAGE_SIZE); - ionic_q_map(&new->q, q_base, q_base_pa); - - cq_base = PTR_ALIGN(q_base + q_size, PAGE_SIZE); - cq_base_pa = ALIGN(new->q_base_pa + q_size, PAGE_SIZE); - ionic_cq_map(&new->cq, cq_base, cq_base_pa); - ionic_cq_bind(&new->cq, &new->q); + new->q.base = PTR_ALIGN(new->q_base, PAGE_SIZE); + new->q.base_pa = ALIGN(new->q_base_pa, PAGE_SIZE); + + /* Base the NotifyQ cq.base off of the ALIGNed q.base */ + new->cq.base = PTR_ALIGN(new->q.base + q_size, PAGE_SIZE); + new->cq.base_pa = ALIGN(new->q_base_pa + q_size, PAGE_SIZE); + new->cq.bound_q = &new->q; } else { /* regular DMA q descriptors */ new->q_size = PAGE_SIZE + (num_descs * desc_size); @@ -619,11 +615,10 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, if (!new->q_base) { netdev_err(lif->netdev, "Cannot allocate queue DMA memory\n"); err = -ENOMEM; - goto err_out_free_cq_info; + goto err_out_free_irq; } - q_base = PTR_ALIGN(new->q_base, PAGE_SIZE); - q_base_pa = ALIGN(new->q_base_pa, PAGE_SIZE); - ionic_q_map(&new->q, q_base, q_base_pa); + new->q.base = PTR_ALIGN(new->q_base, PAGE_SIZE); + new->q.base_pa = ALIGN(new->q_base_pa, PAGE_SIZE); if (flags & IONIC_QCQ_F_CMB_RINGS) { /* on-chip CMB q descriptors */ @@ -648,7 +643,8 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, } new->cmb_q_base_pa -= idev->phy_cmb_pages; - ionic_q_cmb_map(&new->q, new->cmb_q_base, new->cmb_q_base_pa); + new->q.cmb_base = new->cmb_q_base; + new->q.cmb_base_pa = new->cmb_q_base_pa; } /* cq DMA descriptors */ @@ -660,10 +656,9 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, err = -ENOMEM; goto err_out_free_q; } - cq_base = PTR_ALIGN(new->cq_base, PAGE_SIZE); - cq_base_pa = ALIGN(new->cq_base_pa, PAGE_SIZE); - ionic_cq_map(&new->cq, cq_base, cq_base_pa); - ionic_cq_bind(&new->cq, &new->q); + new->cq.base = PTR_ALIGN(new->cq_base, PAGE_SIZE); + new->cq.base_pa = ALIGN(new->cq_base_pa, PAGE_SIZE); + new->cq.bound_q = &new->q; } if (flags & IONIC_QCQ_F_SG) { @@ -675,13 +670,12 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, err = -ENOMEM; goto err_out_free_cq; } - sg_base = PTR_ALIGN(new->sg_base, PAGE_SIZE); - sg_base_pa = ALIGN(new->sg_base_pa, PAGE_SIZE); - ionic_q_sg_map(&new->q, sg_base, sg_base_pa); + new->q.sg_base = PTR_ALIGN(new->sg_base, PAGE_SIZE); + new->q.sg_base_pa = ALIGN(new->sg_base_pa, PAGE_SIZE); } INIT_WORK(&new->dim.work, ionic_dim_work); - new->dim.mode = DIM_CQ_PERIOD_MODE_START_FROM_EQE; + new->dim.mode = DIM_CQ_PERIOD_MODE_START_FROM_CQE; *qcq = new; @@ -695,8 +689,6 @@ err_out_free_q: ionic_put_cmb(lif, new->cmb_pgid, new->cmb_order); } dma_free_coherent(dev, new->q_size, new->q_base, new->q_base_pa); -err_out_free_cq_info: - vfree(new->cq.info); err_out_free_irq: if (flags & IONIC_QCQ_F_INTR) { devm_free_irq(dev, new->intr.vector, &new->napi); @@ -722,7 +714,9 @@ static int ionic_qcqs_alloc(struct ionic_lif *lif) IONIC_ADMINQ_LENGTH, sizeof(struct ionic_admin_cmd), sizeof(struct ionic_admin_comp), - 0, lif->kern_pid, &lif->adminqcq); + 0, + sizeof(struct ionic_admin_desc_info), + lif->kern_pid, &lif->adminqcq); if (err) return err; ionic_debugfs_add_qcq(lif, lif->adminqcq); @@ -733,7 +727,9 @@ static int ionic_qcqs_alloc(struct ionic_lif *lif) flags, IONIC_NOTIFYQ_LENGTH, sizeof(struct ionic_notifyq_cmd), sizeof(union ionic_notifyq_comp), - 0, lif->kern_pid, &lif->notifyqcq); + 0, + sizeof(struct ionic_admin_desc_info), + lif->kern_pid, &lif->notifyqcq); if (err) goto err_out; ionic_debugfs_add_qcq(lif, lif->notifyqcq); @@ -862,8 +858,7 @@ static int ionic_lif_rxq_init(struct ionic_lif *lif, struct ionic_qcq *qcq) .type = q->type, .ver = lif->qtype_info[q->type].version, .index = cpu_to_le32(q->index), - .flags = cpu_to_le16(IONIC_QINIT_F_IRQ | - IONIC_QINIT_F_SG), + .flags = cpu_to_le16(IONIC_QINIT_F_IRQ), .intr_index = cpu_to_le16(cq->bound_intr->index), .pid = cpu_to_le16(q->pid), .ring_size = ilog2(q->num_descs), @@ -875,6 +870,13 @@ static int ionic_lif_rxq_init(struct ionic_lif *lif, struct ionic_qcq *qcq) }; int err; + q->partner = &lif->txqcqs[q->index]->q; + q->partner->partner = q; + + if (!lif->xdp_prog || + (lif->xdp_prog->aux && lif->xdp_prog->aux->xdp_has_frags)) + ctx.cmd.q_init.flags |= cpu_to_le16(IONIC_QINIT_F_SG); + if (qcq->flags & IONIC_QCQ_F_CMB_RINGS) { ctx.cmd.q_init.flags |= cpu_to_le16(IONIC_QINIT_F_CMB); ctx.cmd.q_init.ring_base = cpu_to_le64(qcq->cmb_q_base_pa); @@ -945,6 +947,7 @@ int ionic_lif_create_hwstamp_txq(struct ionic_lif *lif) err = ionic_qcq_alloc(lif, IONIC_QTYPE_TXQ, txq_i, "hwstamp_tx", flags, num_desc, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_tx_desc_info), lif->kern_pid, &txq); if (err) goto err_qcq_alloc; @@ -1004,6 +1007,7 @@ int ionic_lif_create_hwstamp_rxq(struct ionic_lif *lif) err = ionic_qcq_alloc(lif, IONIC_QTYPE_RXQ, rxq_i, "hwstamp_rx", flags, num_desc, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_rx_desc_info), lif->kern_pid, &rxq); if (err) goto err_qcq_alloc; @@ -1157,71 +1161,6 @@ int ionic_lif_set_hwstamp_rxfilt(struct ionic_lif *lif, u64 pkt_class) return ionic_lif_add_hwstamp_rxfilt(lif, pkt_class); } -static bool ionic_notifyq_service(struct ionic_cq *cq, - struct ionic_cq_info *cq_info) -{ - union ionic_notifyq_comp *comp = cq_info->cq_desc; - struct ionic_deferred_work *work; - struct net_device *netdev; - struct ionic_queue *q; - struct ionic_lif *lif; - u64 eid; - - q = cq->bound_q; - lif = q->info[0].cb_arg; - netdev = lif->netdev; - eid = le64_to_cpu(comp->event.eid); - - /* Have we run out of new completions to process? */ - if ((s64)(eid - lif->last_eid) <= 0) - return false; - - lif->last_eid = eid; - - dev_dbg(lif->ionic->dev, "notifyq event:\n"); - dynamic_hex_dump("event ", DUMP_PREFIX_OFFSET, 16, 1, - comp, sizeof(*comp), true); - - switch (le16_to_cpu(comp->event.ecode)) { - case IONIC_EVENT_LINK_CHANGE: - ionic_link_status_check_request(lif, CAN_NOT_SLEEP); - break; - case IONIC_EVENT_RESET: - if (lif->ionic->idev.fw_status_ready && - !test_bit(IONIC_LIF_F_FW_RESET, lif->state) && - !test_and_set_bit(IONIC_LIF_F_FW_STOPPING, lif->state)) { - work = kzalloc(sizeof(*work), GFP_ATOMIC); - if (!work) { - netdev_err(lif->netdev, "Reset event dropped\n"); - clear_bit(IONIC_LIF_F_FW_STOPPING, lif->state); - } else { - work->type = IONIC_DW_TYPE_LIF_RESET; - ionic_lif_deferred_enqueue(&lif->deferred, work); - } - } - break; - default: - netdev_warn(netdev, "Notifyq event ecode=%d eid=%lld\n", - comp->event.ecode, eid); - break; - } - - return true; -} - -static bool ionic_adminq_service(struct ionic_cq *cq, - struct ionic_cq_info *cq_info) -{ - struct ionic_admin_comp *comp = cq_info->cq_desc; - - if (!color_match(comp->color, cq->done_color)) - return false; - - ionic_q_service(cq->bound_q, cq_info, le16_to_cpu(comp->comp_index)); - - return true; -} - static int ionic_adminq_napi(struct napi_struct *napi, int budget) { struct ionic_intr_info *intr = napi_to_cq(napi)->bound_intr; @@ -1252,8 +1191,7 @@ static int ionic_adminq_napi(struct napi_struct *napi, int budget) ionic_rx_service, NULL, NULL); if (lif->hwstamp_txq) - tx_work = ionic_cq_service(&lif->hwstamp_txq->cq, budget, - ionic_tx_service, NULL, NULL); + tx_work = ionic_tx_cq_service(&lif->hwstamp_txq->cq, budget); work_done = max(max(n_work, a_work), max(rx_work, tx_work)); if (work_done < budget && napi_complete_done(napi, work_done)) { @@ -1640,6 +1578,12 @@ static int ionic_init_nic_features(struct ionic_lif *lif) netdev->priv_flags |= IFF_UNICAST_FLT | IFF_LIVE_ADDR_CHANGE; + netdev->xdp_features = NETDEV_XDP_ACT_BASIC | + NETDEV_XDP_ACT_REDIRECT | + NETDEV_XDP_ACT_RX_SG | + NETDEV_XDP_ACT_NDO_XMIT | + NETDEV_XDP_ACT_NDO_XMIT_SG; + return 0; } @@ -1777,6 +1721,21 @@ static int ionic_start_queues_reconfig(struct ionic_lif *lif) return err; } +static bool ionic_xdp_is_valid_mtu(struct ionic_lif *lif, u32 mtu, + struct bpf_prog *xdp_prog) +{ + if (!xdp_prog) + return true; + + if (mtu <= IONIC_XDP_MAX_LINEAR_MTU) + return true; + + if (xdp_prog->aux && xdp_prog->aux->xdp_has_frags) + return true; + + return false; +} + static int ionic_change_mtu(struct net_device *netdev, int new_mtu) { struct ionic_lif *lif = netdev_priv(netdev); @@ -1789,8 +1748,13 @@ static int ionic_change_mtu(struct net_device *netdev, int new_mtu) .mtu = cpu_to_le32(new_mtu), }, }; + struct bpf_prog *xdp_prog; int err; + xdp_prog = READ_ONCE(lif->xdp_prog); + if (!ionic_xdp_is_valid_mtu(lif, new_mtu, xdp_prog)) + return -EINVAL; + err = ionic_adminq_post_wait(lif, &ctx); if (err) return err; @@ -2070,6 +2034,7 @@ static int ionic_txrx_alloc(struct ionic_lif *lif) for (i = 0; i < lif->nxqs; i++) { err = ionic_qcq_alloc(lif, IONIC_QTYPE_TXQ, i, "tx", flags, num_desc, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_tx_desc_info), lif->kern_pid, &lif->txqcqs[i]); if (err) goto err_out; @@ -2101,6 +2066,7 @@ static int ionic_txrx_alloc(struct ionic_lif *lif) for (i = 0; i < lif->nxqs; i++) { err = ionic_qcq_alloc(lif, IONIC_QTYPE_RXQ, i, "rx", flags, num_desc, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_rx_desc_info), lif->kern_pid, &lif->rxqcqs[i]); if (err) goto err_out; @@ -2166,6 +2132,10 @@ static int ionic_txrx_enable(struct ionic_lif *lif) int derr = 0; int i, err; + err = ionic_xdp_queues_config(lif); + if (err) + return err; + for (i = 0; i < lif->nxqs; i++) { if (!(lif->rxqcqs[i] && lif->txqcqs[i])) { dev_err(lif->ionic->dev, "%s: bad qcq %d\n", __func__, i); @@ -2211,6 +2181,8 @@ err_out: derr = ionic_qcq_disable(lif, lif->rxqcqs[i], derr); } + ionic_xdp_queues_config(lif); + return err; } @@ -2668,11 +2640,151 @@ static void ionic_vf_attr_replay(struct ionic_lif *lif) ionic_vf_start(ionic); } +static void ionic_xdp_unregister_rxq_info(struct ionic_queue *q) +{ + struct xdp_rxq_info *xi; + + if (!q->xdp_rxq_info) + return; + + xi = q->xdp_rxq_info; + q->xdp_rxq_info = NULL; + + xdp_rxq_info_unreg(xi); + kfree(xi); +} + +static int ionic_xdp_register_rxq_info(struct ionic_queue *q, unsigned int napi_id) +{ + struct xdp_rxq_info *rxq_info; + int err; + + rxq_info = kzalloc(sizeof(*rxq_info), GFP_KERNEL); + if (!rxq_info) + return -ENOMEM; + + err = xdp_rxq_info_reg(rxq_info, q->lif->netdev, q->index, napi_id); + if (err) { + dev_err(q->dev, "Queue %d xdp_rxq_info_reg failed, err %d\n", + q->index, err); + goto err_out; + } + + err = xdp_rxq_info_reg_mem_model(rxq_info, MEM_TYPE_PAGE_ORDER0, NULL); + if (err) { + dev_err(q->dev, "Queue %d xdp_rxq_info_reg_mem_model failed, err %d\n", + q->index, err); + xdp_rxq_info_unreg(rxq_info); + goto err_out; + } + + q->xdp_rxq_info = rxq_info; + + return 0; + +err_out: + kfree(rxq_info); + return err; +} + +static int ionic_xdp_queues_config(struct ionic_lif *lif) +{ + unsigned int i; + int err; + + if (!lif->rxqcqs) + return 0; + + /* There's no need to rework memory if not going to/from NULL program. + * If there is no lif->xdp_prog, there should also be no q.xdp_rxq_info + * This way we don't need to keep an *xdp_prog in every queue struct. + */ + if (!lif->xdp_prog == !lif->rxqcqs[0]->q.xdp_rxq_info) + return 0; + + for (i = 0; i < lif->ionic->nrxqs_per_lif && lif->rxqcqs[i]; i++) { + struct ionic_queue *q = &lif->rxqcqs[i]->q; + + if (q->xdp_rxq_info) { + ionic_xdp_unregister_rxq_info(q); + continue; + } + + err = ionic_xdp_register_rxq_info(q, lif->rxqcqs[i]->napi.napi_id); + if (err) { + dev_err(lif->ionic->dev, "failed to register RX queue %d info for XDP, err %d\n", + i, err); + goto err_out; + } + } + + return 0; + +err_out: + for (i = 0; i < lif->ionic->nrxqs_per_lif && lif->rxqcqs[i]; i++) + ionic_xdp_unregister_rxq_info(&lif->rxqcqs[i]->q); + + return err; +} + +static int ionic_xdp_config(struct net_device *netdev, struct netdev_bpf *bpf) +{ + struct ionic_lif *lif = netdev_priv(netdev); + struct bpf_prog *old_prog; + u32 maxfs; + + if (test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state)) { +#define XDP_ERR_SPLIT "XDP not available with split Tx/Rx interrupts" + NL_SET_ERR_MSG_MOD(bpf->extack, XDP_ERR_SPLIT); + netdev_info(lif->netdev, XDP_ERR_SPLIT); + return -EOPNOTSUPP; + } + + if (!ionic_xdp_is_valid_mtu(lif, netdev->mtu, bpf->prog)) { +#define XDP_ERR_MTU "MTU is too large for XDP without frags support" + NL_SET_ERR_MSG_MOD(bpf->extack, XDP_ERR_MTU); + netdev_info(lif->netdev, XDP_ERR_MTU); + return -EINVAL; + } + + maxfs = __le32_to_cpu(lif->identity->eth.max_frame_size) - VLAN_ETH_HLEN; + if (bpf->prog && !(bpf->prog->aux && bpf->prog->aux->xdp_has_frags)) + maxfs = min_t(u32, maxfs, IONIC_XDP_MAX_LINEAR_MTU); + netdev->max_mtu = maxfs; + + if (!netif_running(netdev)) { + old_prog = xchg(&lif->xdp_prog, bpf->prog); + } else { + mutex_lock(&lif->queue_lock); + ionic_stop_queues_reconfig(lif); + old_prog = xchg(&lif->xdp_prog, bpf->prog); + ionic_start_queues_reconfig(lif); + mutex_unlock(&lif->queue_lock); + } + + if (old_prog) + bpf_prog_put(old_prog); + + return 0; +} + +static int ionic_xdp(struct net_device *netdev, struct netdev_bpf *bpf) +{ + switch (bpf->command) { + case XDP_SETUP_PROG: + return ionic_xdp_config(netdev, bpf); + default: + return -EINVAL; + } +} + static const struct net_device_ops ionic_netdev_ops = { .ndo_open = ionic_open, .ndo_stop = ionic_stop, .ndo_eth_ioctl = ionic_eth_ioctl, .ndo_start_xmit = ionic_start_xmit, + .ndo_bpf = ionic_xdp, + .ndo_xdp_xmit = ionic_xdp_xmit, .ndo_get_stats64 = ionic_get_stats64, .ndo_set_rx_mode = ionic_ndo_set_rx_mode, .ndo_set_features = ionic_set_features, @@ -2755,6 +2867,8 @@ static void ionic_swap_queues(struct ionic_qcq *a, struct ionic_qcq *b) swap(a->q.base, b->q.base); swap(a->q.base_pa, b->q.base_pa); swap(a->q.info, b->q.info); + swap(a->q.xdp_rxq_info, b->q.xdp_rxq_info); + swap(a->q.partner, b->q.partner); swap(a->q_base, b->q_base); swap(a->q_base_pa, b->q_base_pa); swap(a->q_size, b->q_size); @@ -2770,7 +2884,6 @@ static void ionic_swap_queues(struct ionic_qcq *a, struct ionic_qcq *b) swap(a->cq.desc_size, b->cq.desc_size); swap(a->cq.base, b->cq.base); swap(a->cq.base_pa, b->cq.base_pa); - swap(a->cq.info, b->cq.info); swap(a->cq_base, b->cq_base); swap(a->cq_base_pa, b->cq_base_pa); swap(a->cq_size, b->cq_size); @@ -2834,6 +2947,7 @@ int ionic_reconfigure_queues(struct ionic_lif *lif, flags = IONIC_QCQ_F_TX_STATS | IONIC_QCQ_F_SG; err = ionic_qcq_alloc(lif, IONIC_QTYPE_TXQ, i, "tx", flags, 4, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_tx_desc_info), lif->kern_pid, &lif->txqcqs[i]); if (err) goto err_out; @@ -2842,6 +2956,7 @@ int ionic_reconfigure_queues(struct ionic_lif *lif, flags = lif->txqcqs[i]->flags & ~IONIC_QCQ_F_INTR; err = ionic_qcq_alloc(lif, IONIC_QTYPE_TXQ, i, "tx", flags, num_desc, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_tx_desc_info), lif->kern_pid, &tx_qcqs[i]); if (err) goto err_out; @@ -2863,6 +2978,7 @@ int ionic_reconfigure_queues(struct ionic_lif *lif, flags = IONIC_QCQ_F_RX_STATS | IONIC_QCQ_F_SG; err = ionic_qcq_alloc(lif, IONIC_QTYPE_RXQ, i, "rx", flags, 4, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_rx_desc_info), lif->kern_pid, &lif->rxqcqs[i]); if (err) goto err_out; @@ -2871,6 +2987,7 @@ int ionic_reconfigure_queues(struct ionic_lif *lif, flags = lif->rxqcqs[i]->flags & ~IONIC_QCQ_F_INTR; err = ionic_qcq_alloc(lif, IONIC_QTYPE_RXQ, i, "rx", flags, num_desc, desc_sz, comp_sz, sg_desc_sz, + sizeof(struct ionic_rx_desc_info), lif->kern_pid, &rx_qcqs[i]); if (err) goto err_out; @@ -3391,9 +3508,12 @@ static int ionic_lif_adminq_init(struct ionic_lif *lif) napi_enable(&qcq->napi); - if (qcq->flags & IONIC_QCQ_F_INTR) + if (qcq->flags & IONIC_QCQ_F_INTR) { + irq_set_affinity_hint(qcq->intr.vector, + &qcq->intr.affinity_mask); ionic_intr_mask(idev->intr_ctrl, qcq->intr.index, IONIC_INTR_MASK_CLEAR); + } qcq->flags |= IONIC_QCQ_F_INITED; @@ -3442,7 +3562,7 @@ static int ionic_lif_notifyq_init(struct ionic_lif *lif) dev_dbg(dev, "notifyq->hw_index %d\n", q->hw_index); /* preset the callback info */ - q->info[0].cb_arg = lif; + q->admin_info[0].ctx = lif; qcq->flags |= IONIC_QCQ_F_INITED; @@ -3559,7 +3679,10 @@ int ionic_lif_init(struct ionic_lif *lif) goto err_out_notifyq_deinit; } - err = ionic_init_nic_features(lif); + if (test_bit(IONIC_LIF_F_FW_RESET, lif->state)) + err = ionic_set_nic_features(lif, lif->netdev->features); + else + err = ionic_init_nic_features(lif); if (err) goto err_out_notifyq_deinit; @@ -3691,6 +3814,7 @@ static void ionic_lif_queue_identify(struct ionic_lif *lif) union ionic_q_identity __iomem *q_ident; struct ionic *ionic = lif->ionic; struct ionic_dev *idev; + u16 max_frags; int qtype; int err; @@ -3758,17 +3882,16 @@ static void ionic_lif_queue_identify(struct ionic_lif *lif) dev_dbg(ionic->dev, " qtype[%d].sg_desc_stride = %d\n", qtype, qti->sg_desc_stride); - if (qti->max_sg_elems >= IONIC_MAX_FRAGS) { - qti->max_sg_elems = IONIC_MAX_FRAGS - 1; - dev_dbg(ionic->dev, "limiting qtype %d max_sg_elems to IONIC_MAX_FRAGS-1 %d\n", - qtype, qti->max_sg_elems); - } + if (qtype == IONIC_QTYPE_TXQ) + max_frags = IONIC_TX_MAX_FRAGS; + else if (qtype == IONIC_QTYPE_RXQ) + max_frags = IONIC_RX_MAX_FRAGS; + else + max_frags = 1; - if (qti->max_sg_elems > MAX_SKB_FRAGS) { - qti->max_sg_elems = MAX_SKB_FRAGS; - dev_dbg(ionic->dev, "limiting qtype %d max_sg_elems to MAX_SKB_FRAGS %d\n", - qtype, qti->max_sg_elems); - } + qti->max_sg_elems = min_t(u16, max_frags - 1, MAX_SKB_FRAGS); + dev_dbg(ionic->dev, "qtype %d max_sg_elems %d\n", + qtype, qti->max_sg_elems); } } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.h b/drivers/net/ethernet/pensando/ionic/ionic_lif.h index 61548b3eea93..08f4266fe2aa 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.h @@ -37,6 +37,7 @@ struct ionic_tx_stats { u64 dma_map_err; u64 hwstamp_valid; u64 hwstamp_invalid; + u64 xdp_frames; }; struct ionic_rx_stats { @@ -51,6 +52,11 @@ struct ionic_rx_stats { u64 alloc_err; u64 hwstamp_valid; u64 hwstamp_invalid; + u64 xdp_drop; + u64 xdp_aborted; + u64 xdp_pass; + u64 xdp_tx; + u64 xdp_redirect; }; #define IONIC_QCQ_F_INITED BIT(0) @@ -65,25 +71,25 @@ struct ionic_qcq { void *q_base; dma_addr_t q_base_pa; u32 q_size; + u32 cq_size; void *cq_base; dma_addr_t cq_base_pa; - u32 cq_size; void *sg_base; dma_addr_t sg_base_pa; u32 sg_size; + unsigned int flags; void __iomem *cmb_q_base; phys_addr_t cmb_q_base_pa; u32 cmb_q_size; u32 cmb_pgid; u32 cmb_order; struct dim dim; + struct timer_list napi_deadline; struct ionic_queue q; struct ionic_cq cq; - struct ionic_intr_info intr; - struct timer_list napi_deadline; struct napi_struct napi; - unsigned int flags; struct ionic_qcq *napi_qcq; + struct ionic_intr_info intr; struct dentry *dentry; }; @@ -135,6 +141,12 @@ struct ionic_lif_sw_stats { u64 hw_rx_over_errors; u64 hw_rx_missed_errors; u64 hw_tx_aborted_errors; + u64 xdp_drop; + u64 xdp_aborted; + u64 xdp_pass; + u64 xdp_tx; + u64 xdp_redirect; + u64 xdp_frames; }; enum ionic_lif_state_flags { @@ -230,6 +242,7 @@ struct ionic_lif { struct ionic_phc *phc; struct dentry *dentry; + struct bpf_prog *xdp_prog; }; struct ionic_phc { @@ -314,7 +327,7 @@ static inline u32 ionic_coal_usec_to_hw(struct ionic *ionic, u32 usecs) static inline bool ionic_txq_hwstamp_enabled(struct ionic_queue *q) { - return unlikely(q->features & IONIC_TXQ_F_HWSTAMP); + return q->features & IONIC_TXQ_F_HWSTAMP; } void ionic_link_status_check_request(struct ionic_lif *lif, bool can_sleep); diff --git a/drivers/net/ethernet/pensando/ionic/ionic_main.c b/drivers/net/ethernet/pensando/ionic/ionic_main.c index 165ab08ad2dd..c1259324b0be 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_main.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_main.c @@ -15,7 +15,7 @@ #include "ionic_debugfs.h" MODULE_DESCRIPTION(IONIC_DRV_DESCRIPTION); -MODULE_AUTHOR("Pensando Systems, Inc"); +MODULE_AUTHOR("Shannon Nelson <shannon.nelson@amd.com>"); MODULE_LICENSE("GPL"); static const char *ionic_error_to_str(enum ionic_status_code code) @@ -190,7 +190,8 @@ static const char *ionic_opcode_to_str(enum ionic_cmd_opcode opcode) static void ionic_adminq_flush(struct ionic_lif *lif) { - struct ionic_desc_info *desc_info; + struct ionic_admin_desc_info *desc_info; + struct ionic_admin_cmd *desc; unsigned long irqflags; struct ionic_queue *q; @@ -203,10 +204,10 @@ static void ionic_adminq_flush(struct ionic_lif *lif) q = &lif->adminqcq->q; while (q->tail_idx != q->head_idx) { - desc_info = &q->info[q->tail_idx]; - memset(desc_info->desc, 0, sizeof(union ionic_adminq_cmd)); - desc_info->cb = NULL; - desc_info->cb_arg = NULL; + desc = &q->adminq[q->tail_idx]; + desc_info = &q->admin_info[q->tail_idx]; + memset(desc, 0, sizeof(union ionic_adminq_cmd)); + desc_info->ctx = NULL; q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1); } spin_unlock_irqrestore(&lif->adminq_lock, irqflags); @@ -246,25 +247,93 @@ static int ionic_adminq_check_err(struct ionic_lif *lif, return err; } -static void ionic_adminq_cb(struct ionic_queue *q, - struct ionic_desc_info *desc_info, - struct ionic_cq_info *cq_info, void *cb_arg) +bool ionic_notifyq_service(struct ionic_cq *cq) { - struct ionic_admin_ctx *ctx = cb_arg; + struct ionic_deferred_work *work; + union ionic_notifyq_comp *comp; + struct net_device *netdev; + struct ionic_queue *q; + struct ionic_lif *lif; + u64 eid; + + comp = &((union ionic_notifyq_comp *)cq->base)[cq->tail_idx]; + + q = cq->bound_q; + lif = q->admin_info[0].ctx; + netdev = lif->netdev; + eid = le64_to_cpu(comp->event.eid); + + /* Have we run out of new completions to process? */ + if ((s64)(eid - lif->last_eid) <= 0) + return false; + + lif->last_eid = eid; + + dev_dbg(lif->ionic->dev, "notifyq event:\n"); + dynamic_hex_dump("event ", DUMP_PREFIX_OFFSET, 16, 1, + comp, sizeof(*comp), true); + + switch (le16_to_cpu(comp->event.ecode)) { + case IONIC_EVENT_LINK_CHANGE: + ionic_link_status_check_request(lif, CAN_NOT_SLEEP); + break; + case IONIC_EVENT_RESET: + if (lif->ionic->idev.fw_status_ready && + !test_bit(IONIC_LIF_F_FW_RESET, lif->state) && + !test_and_set_bit(IONIC_LIF_F_FW_STOPPING, lif->state)) { + work = kzalloc(sizeof(*work), GFP_ATOMIC); + if (!work) { + netdev_err(lif->netdev, "Reset event dropped\n"); + clear_bit(IONIC_LIF_F_FW_STOPPING, lif->state); + } else { + work->type = IONIC_DW_TYPE_LIF_RESET; + ionic_lif_deferred_enqueue(&lif->deferred, work); + } + } + break; + default: + netdev_warn(netdev, "Notifyq event ecode=%d eid=%lld\n", + comp->event.ecode, eid); + break; + } + + return true; +} + +bool ionic_adminq_service(struct ionic_cq *cq) +{ + struct ionic_admin_desc_info *desc_info; + struct ionic_queue *q = cq->bound_q; struct ionic_admin_comp *comp; + u16 index; - if (!ctx) - return; + comp = &((struct ionic_admin_comp *)cq->base)[cq->tail_idx]; - comp = cq_info->cq_desc; + if (!color_match(comp->color, cq->done_color)) + return false; - memcpy(&ctx->comp, comp, sizeof(*comp)); + /* check for empty queue */ + if (q->tail_idx == q->head_idx) + return false; + + do { + desc_info = &q->admin_info[q->tail_idx]; + index = q->tail_idx; + q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1); + if (likely(desc_info->ctx)) { + struct ionic_admin_ctx *ctx = desc_info->ctx; - dev_dbg(q->dev, "comp admin queue command:\n"); - dynamic_hex_dump("comp ", DUMP_PREFIX_OFFSET, 16, 1, - &ctx->comp, sizeof(ctx->comp), true); + memcpy(&ctx->comp, comp, sizeof(*comp)); - complete_all(&ctx->work); + dev_dbg(q->dev, "comp admin queue command:\n"); + dynamic_hex_dump("comp ", DUMP_PREFIX_OFFSET, 16, 1, + &ctx->comp, sizeof(ctx->comp), true); + complete_all(&ctx->work); + desc_info->ctx = NULL; + } + } while (index != le16_to_cpu(comp->comp_index)); + + return true; } bool ionic_adminq_poke_doorbell(struct ionic_queue *q) @@ -298,7 +367,8 @@ bool ionic_adminq_poke_doorbell(struct ionic_queue *q) int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx) { - struct ionic_desc_info *desc_info; + struct ionic_admin_desc_info *desc_info; + struct ionic_admin_cmd *desc; unsigned long irqflags; struct ionic_queue *q; int err = 0; @@ -320,14 +390,17 @@ int ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx) if (err) goto err_out; - desc_info = &q->info[q->head_idx]; - memcpy(desc_info->desc, &ctx->cmd, sizeof(ctx->cmd)); + desc_info = &q->admin_info[q->head_idx]; + desc_info->ctx = ctx; + + desc = &q->adminq[q->head_idx]; + memcpy(desc, &ctx->cmd, sizeof(ctx->cmd)); dev_dbg(&lif->netdev->dev, "post admin queue command:\n"); dynamic_hex_dump("cmd ", DUMP_PREFIX_OFFSET, 16, 1, &ctx->cmd, sizeof(ctx->cmd), true); - ionic_q_post(q, true, ionic_adminq_cb, ctx); + ionic_q_post(q, true); err_out: spin_unlock_irqrestore(&lif->adminq_lock, irqflags); @@ -416,6 +489,9 @@ static void ionic_dev_cmd_clean(struct ionic *ionic) { struct ionic_dev *idev = &ionic->idev; + if (!idev->dev_cmd_regs) + return; + iowrite32(0, &idev->dev_cmd_regs->doorbell); memset_io(&idev->dev_cmd_regs->cmd, 0, sizeof(idev->dev_cmd_regs->cmd)); } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_stats.c b/drivers/net/ethernet/pensando/ionic/ionic_stats.c index 1f6022fb7679..0107599a9dd4 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_stats.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_stats.c @@ -27,6 +27,12 @@ static const struct ionic_stat_desc ionic_lif_stats_desc[] = { IONIC_LIF_STAT_DESC(hw_rx_over_errors), IONIC_LIF_STAT_DESC(hw_rx_missed_errors), IONIC_LIF_STAT_DESC(hw_tx_aborted_errors), + IONIC_LIF_STAT_DESC(xdp_drop), + IONIC_LIF_STAT_DESC(xdp_aborted), + IONIC_LIF_STAT_DESC(xdp_pass), + IONIC_LIF_STAT_DESC(xdp_tx), + IONIC_LIF_STAT_DESC(xdp_redirect), + IONIC_LIF_STAT_DESC(xdp_frames), }; static const struct ionic_stat_desc ionic_port_stats_desc[] = { @@ -135,6 +141,7 @@ static const struct ionic_stat_desc ionic_tx_stats_desc[] = { IONIC_TX_STAT_DESC(csum_none), IONIC_TX_STAT_DESC(csum), IONIC_TX_STAT_DESC(vlan_inserted), + IONIC_TX_STAT_DESC(xdp_frames), }; static const struct ionic_stat_desc ionic_rx_stats_desc[] = { @@ -149,6 +156,11 @@ static const struct ionic_stat_desc ionic_rx_stats_desc[] = { IONIC_RX_STAT_DESC(hwstamp_invalid), IONIC_RX_STAT_DESC(dropped), IONIC_RX_STAT_DESC(vlan_stripped), + IONIC_RX_STAT_DESC(xdp_drop), + IONIC_RX_STAT_DESC(xdp_aborted), + IONIC_RX_STAT_DESC(xdp_pass), + IONIC_RX_STAT_DESC(xdp_tx), + IONIC_RX_STAT_DESC(xdp_redirect), }; #define IONIC_NUM_LIF_STATS ARRAY_SIZE(ionic_lif_stats_desc) @@ -171,6 +183,7 @@ static void ionic_add_lif_txq_stats(struct ionic_lif *lif, int q_num, stats->tx_csum += txstats->csum; stats->tx_hwstamp_valid += txstats->hwstamp_valid; stats->tx_hwstamp_invalid += txstats->hwstamp_invalid; + stats->xdp_frames += txstats->xdp_frames; } static void ionic_add_lif_rxq_stats(struct ionic_lif *lif, int q_num, @@ -185,6 +198,11 @@ static void ionic_add_lif_rxq_stats(struct ionic_lif *lif, int q_num, stats->rx_csum_error += rxstats->csum_error; stats->rx_hwstamp_valid += rxstats->hwstamp_valid; stats->rx_hwstamp_invalid += rxstats->hwstamp_invalid; + stats->xdp_drop += rxstats->xdp_drop; + stats->xdp_aborted += rxstats->xdp_aborted; + stats->xdp_pass += rxstats->xdp_pass; + stats->xdp_tx += rxstats->xdp_tx; + stats->xdp_redirect += rxstats->xdp_redirect; } static void ionic_get_lif_stats(struct ionic_lif *lif, diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c index 54cd96b035d6..5dba6d2d633c 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c @@ -5,27 +5,40 @@ #include <linux/ipv6.h> #include <linux/if_vlan.h> #include <net/ip6_checksum.h> +#include <net/netdev_queues.h> #include "ionic.h" #include "ionic_lif.h" #include "ionic_txrx.h" -static inline void ionic_txq_post(struct ionic_queue *q, bool ring_dbell, - ionic_desc_cb cb_func, void *cb_arg) +static dma_addr_t ionic_tx_map_single(struct ionic_queue *q, + void *data, size_t len); + +static dma_addr_t ionic_tx_map_frag(struct ionic_queue *q, + const skb_frag_t *frag, + size_t offset, size_t len); + +static void ionic_tx_desc_unmap_bufs(struct ionic_queue *q, + struct ionic_tx_desc_info *desc_info); + +static void ionic_tx_clean(struct ionic_queue *q, + struct ionic_tx_desc_info *desc_info, + struct ionic_txq_comp *comp); + +static inline void ionic_txq_post(struct ionic_queue *q, bool ring_dbell) { - ionic_q_post(q, ring_dbell, cb_func, cb_arg); + ionic_q_post(q, ring_dbell); } -static inline void ionic_rxq_post(struct ionic_queue *q, bool ring_dbell, - ionic_desc_cb cb_func, void *cb_arg) +static inline void ionic_rxq_post(struct ionic_queue *q, bool ring_dbell) { - ionic_q_post(q, ring_dbell, cb_func, cb_arg); + ionic_q_post(q, ring_dbell); } bool ionic_txq_poke_doorbell(struct ionic_queue *q) { - unsigned long now, then, dif; struct netdev_queue *netdev_txq; + unsigned long now, then, dif; struct net_device *netdev; netdev = q->lif->netdev; @@ -83,46 +96,61 @@ bool ionic_rxq_poke_doorbell(struct ionic_queue *q) return true; } -static inline struct netdev_queue *q_to_ndq(struct ionic_queue *q) +static inline struct ionic_txq_sg_elem *ionic_tx_sg_elems(struct ionic_queue *q) +{ + if (likely(q->sg_desc_size == sizeof(struct ionic_txq_sg_desc_v1))) + return q->txq_sgl_v1[q->head_idx].elems; + else + return q->txq_sgl[q->head_idx].elems; +} + +static inline struct netdev_queue *q_to_ndq(struct net_device *netdev, + struct ionic_queue *q) { - return netdev_get_tx_queue(q->lif->netdev, q->index); + return netdev_get_tx_queue(netdev, q->index); +} + +static void *ionic_rx_buf_va(struct ionic_buf_info *buf_info) +{ + return page_address(buf_info->page) + buf_info->page_offset; +} + +static dma_addr_t ionic_rx_buf_pa(struct ionic_buf_info *buf_info) +{ + return buf_info->dma_addr + buf_info->page_offset; +} + +static unsigned int ionic_rx_buf_size(struct ionic_buf_info *buf_info) +{ + return min_t(u32, IONIC_MAX_BUF_LEN, IONIC_PAGE_SIZE - buf_info->page_offset); } static int ionic_rx_page_alloc(struct ionic_queue *q, struct ionic_buf_info *buf_info) { - struct net_device *netdev = q->lif->netdev; - struct ionic_rx_stats *stats; - struct device *dev; + struct device *dev = q->dev; + dma_addr_t dma_addr; struct page *page; - dev = q->dev; - stats = q_to_rx_stats(q); - - if (unlikely(!buf_info)) { - net_err_ratelimited("%s: %s invalid buf_info in alloc\n", - netdev->name, q->name); - return -EINVAL; - } - page = alloc_pages(IONIC_PAGE_GFP_MASK, 0); if (unlikely(!page)) { net_err_ratelimited("%s: %s page alloc failed\n", - netdev->name, q->name); - stats->alloc_err++; + dev_name(dev), q->name); + q_to_rx_stats(q)->alloc_err++; return -ENOMEM; } - buf_info->dma_addr = dma_map_page(dev, page, 0, - IONIC_PAGE_SIZE, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(dev, buf_info->dma_addr))) { + dma_addr = dma_map_page(dev, page, 0, + IONIC_PAGE_SIZE, DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(dev, dma_addr))) { __free_pages(page, 0); net_err_ratelimited("%s: %s dma map failed\n", - netdev->name, q->name); - stats->dma_map_err++; + dev_name(dev), q->name); + q_to_rx_stats(q)->dma_map_err++; return -EIO; } + buf_info->dma_addr = dma_addr; buf_info->page = page; buf_info->page_offset = 0; @@ -132,12 +160,11 @@ static int ionic_rx_page_alloc(struct ionic_queue *q, static void ionic_rx_page_free(struct ionic_queue *q, struct ionic_buf_info *buf_info) { - struct net_device *netdev = q->lif->netdev; struct device *dev = q->dev; if (unlikely(!buf_info)) { net_err_ratelimited("%s: %s invalid buf_info in free\n", - netdev->name, q->name); + dev_name(dev), q->name); return; } @@ -150,7 +177,7 @@ static void ionic_rx_page_free(struct ionic_queue *q, } static bool ionic_rx_buf_recycle(struct ionic_queue *q, - struct ionic_buf_info *buf_info, u32 used) + struct ionic_buf_info *buf_info, u32 len) { u32 size; @@ -162,7 +189,7 @@ static bool ionic_rx_buf_recycle(struct ionic_queue *q, if (page_to_nid(buf_info->page) != numa_mem_id()) return false; - size = ALIGN(used, IONIC_PAGE_SPLIT_SZ); + size = ALIGN(len, q->xdp_rxq_info ? IONIC_PAGE_SIZE : IONIC_PAGE_SPLIT_SZ); buf_info->page_offset += size; if (buf_info->page_offset >= IONIC_PAGE_SIZE) return false; @@ -172,88 +199,96 @@ static bool ionic_rx_buf_recycle(struct ionic_queue *q, return true; } -static struct sk_buff *ionic_rx_frags(struct ionic_queue *q, - struct ionic_desc_info *desc_info, - struct ionic_rxq_comp *comp) +static void ionic_rx_add_skb_frag(struct ionic_queue *q, + struct sk_buff *skb, + struct ionic_buf_info *buf_info, + u32 off, u32 len, + bool synced) +{ + if (!synced) + dma_sync_single_range_for_cpu(q->dev, ionic_rx_buf_pa(buf_info), + off, len, DMA_FROM_DEVICE); + + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, + buf_info->page, buf_info->page_offset + off, + len, + IONIC_PAGE_SIZE); + + if (!ionic_rx_buf_recycle(q, buf_info, len)) { + dma_unmap_page(q->dev, buf_info->dma_addr, + IONIC_PAGE_SIZE, DMA_FROM_DEVICE); + buf_info->page = NULL; + } +} + +static struct sk_buff *ionic_rx_build_skb(struct ionic_queue *q, + struct ionic_rx_desc_info *desc_info, + unsigned int headroom, + unsigned int len, + unsigned int num_sg_elems, + bool synced) { - struct net_device *netdev = q->lif->netdev; struct ionic_buf_info *buf_info; - struct ionic_rx_stats *stats; - struct device *dev = q->dev; struct sk_buff *skb; unsigned int i; u16 frag_len; - u16 len; - - stats = q_to_rx_stats(q); buf_info = &desc_info->bufs[0]; - len = le16_to_cpu(comp->len); - prefetchw(buf_info->page); skb = napi_get_frags(&q_to_qcq(q)->napi); if (unlikely(!skb)) { net_warn_ratelimited("%s: SKB alloc failed on %s!\n", - netdev->name, q->name); - stats->alloc_err++; + dev_name(q->dev), q->name); + q_to_rx_stats(q)->alloc_err++; return NULL; } - i = comp->num_sg_elems + 1; - do { - if (unlikely(!buf_info->page)) { - dev_kfree_skb(skb); - return NULL; - } - - frag_len = min_t(u16, len, min_t(u32, IONIC_MAX_BUF_LEN, - IONIC_PAGE_SIZE - buf_info->page_offset)); - len -= frag_len; - - dma_sync_single_for_cpu(dev, - buf_info->dma_addr + buf_info->page_offset, - frag_len, DMA_FROM_DEVICE); - - skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, - buf_info->page, buf_info->page_offset, frag_len, - IONIC_PAGE_SIZE); - - if (!ionic_rx_buf_recycle(q, buf_info, frag_len)) { - dma_unmap_page(dev, buf_info->dma_addr, - IONIC_PAGE_SIZE, DMA_FROM_DEVICE); - buf_info->page = NULL; - } + if (headroom) + frag_len = min_t(u16, len, + IONIC_XDP_MAX_LINEAR_MTU + VLAN_ETH_HLEN); + else + frag_len = min_t(u16, len, ionic_rx_buf_size(buf_info)); - buf_info++; + if (unlikely(!buf_info->page)) + goto err_bad_buf_page; + ionic_rx_add_skb_frag(q, skb, buf_info, headroom, frag_len, synced); + len -= frag_len; + buf_info++; - i--; - } while (i > 0); + for (i = 0; i < num_sg_elems; i++, buf_info++) { + if (unlikely(!buf_info->page)) + goto err_bad_buf_page; + frag_len = min_t(u16, len, ionic_rx_buf_size(buf_info)); + ionic_rx_add_skb_frag(q, skb, buf_info, 0, frag_len, synced); + len -= frag_len; + } return skb; + +err_bad_buf_page: + dev_kfree_skb(skb); + return NULL; } -static struct sk_buff *ionic_rx_copybreak(struct ionic_queue *q, - struct ionic_desc_info *desc_info, - struct ionic_rxq_comp *comp) +static struct sk_buff *ionic_rx_copybreak(struct net_device *netdev, + struct ionic_queue *q, + struct ionic_rx_desc_info *desc_info, + unsigned int headroom, + unsigned int len, + bool synced) { - struct net_device *netdev = q->lif->netdev; struct ionic_buf_info *buf_info; - struct ionic_rx_stats *stats; struct device *dev = q->dev; struct sk_buff *skb; - u16 len; - - stats = q_to_rx_stats(q); buf_info = &desc_info->bufs[0]; - len = le16_to_cpu(comp->len); skb = napi_alloc_skb(&q_to_qcq(q)->napi, len); if (unlikely(!skb)) { net_warn_ratelimited("%s: SKB alloc failed on %s!\n", - netdev->name, q->name); - stats->alloc_err++; + dev_name(dev), q->name); + q_to_rx_stats(q)->alloc_err++; return NULL; } @@ -262,30 +297,343 @@ static struct sk_buff *ionic_rx_copybreak(struct ionic_queue *q, return NULL; } - dma_sync_single_for_cpu(dev, buf_info->dma_addr + buf_info->page_offset, - len, DMA_FROM_DEVICE); - skb_copy_to_linear_data(skb, page_address(buf_info->page) + buf_info->page_offset, len); - dma_sync_single_for_device(dev, buf_info->dma_addr + buf_info->page_offset, - len, DMA_FROM_DEVICE); + if (!synced) + dma_sync_single_range_for_cpu(dev, ionic_rx_buf_pa(buf_info), + headroom, len, DMA_FROM_DEVICE); + skb_copy_to_linear_data(skb, ionic_rx_buf_va(buf_info) + headroom, len); + dma_sync_single_range_for_device(dev, ionic_rx_buf_pa(buf_info), + headroom, len, DMA_FROM_DEVICE); skb_put(skb, len); - skb->protocol = eth_type_trans(skb, q->lif->netdev); + skb->protocol = eth_type_trans(skb, netdev); return skb; } +static void ionic_xdp_tx_desc_clean(struct ionic_queue *q, + struct ionic_tx_desc_info *desc_info) +{ + unsigned int nbufs = desc_info->nbufs; + struct ionic_buf_info *buf_info; + struct device *dev = q->dev; + int i; + + if (!nbufs) + return; + + buf_info = desc_info->bufs; + dma_unmap_single(dev, buf_info->dma_addr, + buf_info->len, DMA_TO_DEVICE); + if (desc_info->act == XDP_TX) + __free_pages(buf_info->page, 0); + buf_info->page = NULL; + + buf_info++; + for (i = 1; i < nbufs + 1 && buf_info->page; i++, buf_info++) { + dma_unmap_page(dev, buf_info->dma_addr, + buf_info->len, DMA_TO_DEVICE); + if (desc_info->act == XDP_TX) + __free_pages(buf_info->page, 0); + buf_info->page = NULL; + } + + if (desc_info->act == XDP_REDIRECT) + xdp_return_frame(desc_info->xdpf); + + desc_info->nbufs = 0; + desc_info->xdpf = NULL; + desc_info->act = 0; +} + +static int ionic_xdp_post_frame(struct ionic_queue *q, struct xdp_frame *frame, + enum xdp_action act, struct page *page, int off, + bool ring_doorbell) +{ + struct ionic_tx_desc_info *desc_info; + struct ionic_buf_info *buf_info; + struct ionic_tx_stats *stats; + struct ionic_txq_desc *desc; + size_t len = frame->len; + dma_addr_t dma_addr; + u64 cmd; + + desc_info = &q->tx_info[q->head_idx]; + desc = &q->txq[q->head_idx]; + buf_info = desc_info->bufs; + stats = q_to_tx_stats(q); + + dma_addr = ionic_tx_map_single(q, frame->data, len); + if (!dma_addr) + return -EIO; + buf_info->dma_addr = dma_addr; + buf_info->len = len; + buf_info->page = page; + buf_info->page_offset = off; + + desc_info->nbufs = 1; + desc_info->xdpf = frame; + desc_info->act = act; + + if (xdp_frame_has_frags(frame)) { + struct ionic_txq_sg_elem *elem; + struct skb_shared_info *sinfo; + struct ionic_buf_info *bi; + skb_frag_t *frag; + int i; + + bi = &buf_info[1]; + sinfo = xdp_get_shared_info_from_frame(frame); + frag = sinfo->frags; + elem = ionic_tx_sg_elems(q); + for (i = 0; i < sinfo->nr_frags; i++, frag++, bi++) { + dma_addr = ionic_tx_map_frag(q, frag, 0, skb_frag_size(frag)); + if (!dma_addr) { + ionic_tx_desc_unmap_bufs(q, desc_info); + return -EIO; + } + bi->dma_addr = dma_addr; + bi->len = skb_frag_size(frag); + bi->page = skb_frag_page(frag); + + elem->addr = cpu_to_le64(bi->dma_addr); + elem->len = cpu_to_le16(bi->len); + elem++; + + desc_info->nbufs++; + } + } + + cmd = encode_txq_desc_cmd(IONIC_TXQ_DESC_OPCODE_CSUM_NONE, + 0, (desc_info->nbufs - 1), buf_info->dma_addr); + desc->cmd = cpu_to_le64(cmd); + desc->len = cpu_to_le16(len); + desc->csum_start = 0; + desc->csum_offset = 0; + + stats->xdp_frames++; + stats->pkts++; + stats->bytes += len; + + ionic_txq_post(q, ring_doorbell); + + return 0; +} + +int ionic_xdp_xmit(struct net_device *netdev, int n, + struct xdp_frame **xdp_frames, u32 flags) +{ + struct ionic_lif *lif = netdev_priv(netdev); + struct ionic_queue *txq; + struct netdev_queue *nq; + int nxmit; + int space; + int cpu; + int qi; + + if (unlikely(!test_bit(IONIC_LIF_F_UP, lif->state))) + return -ENETDOWN; + + if (unlikely(flags & ~XDP_XMIT_FLAGS_MASK)) + return -EINVAL; + + /* AdminQ is assumed on cpu 0, while we attempt to affinitize the + * TxRx queue pairs 0..n-1 on cpus 1..n. We try to keep with that + * affinitization here, but of course irqbalance and friends might + * have juggled things anyway, so we have to check for the 0 case. + */ + cpu = smp_processor_id(); + qi = cpu ? (cpu - 1) % lif->nxqs : cpu; + + txq = &lif->txqcqs[qi]->q; + nq = netdev_get_tx_queue(netdev, txq->index); + __netif_tx_lock(nq, cpu); + txq_trans_cond_update(nq); + + if (netif_tx_queue_stopped(nq) || + !netif_txq_maybe_stop(q_to_ndq(netdev, txq), + ionic_q_space_avail(txq), + 1, 1)) { + __netif_tx_unlock(nq); + return -EIO; + } + + space = min_t(int, n, ionic_q_space_avail(txq)); + for (nxmit = 0; nxmit < space ; nxmit++) { + if (ionic_xdp_post_frame(txq, xdp_frames[nxmit], + XDP_REDIRECT, + virt_to_page(xdp_frames[nxmit]->data), + 0, false)) { + nxmit--; + break; + } + } + + if (flags & XDP_XMIT_FLUSH) + ionic_dbell_ring(lif->kern_dbpage, txq->hw_type, + txq->dbval | txq->head_idx); + + netif_txq_maybe_stop(q_to_ndq(netdev, txq), + ionic_q_space_avail(txq), + 4, 4); + __netif_tx_unlock(nq); + + return nxmit; +} + +static bool ionic_run_xdp(struct ionic_rx_stats *stats, + struct net_device *netdev, + struct bpf_prog *xdp_prog, + struct ionic_queue *rxq, + struct ionic_buf_info *buf_info, + int len) +{ + u32 xdp_action = XDP_ABORTED; + struct xdp_buff xdp_buf; + struct ionic_queue *txq; + struct netdev_queue *nq; + struct xdp_frame *xdpf; + int remain_len; + int frag_len; + int err = 0; + + xdp_init_buff(&xdp_buf, IONIC_PAGE_SIZE, rxq->xdp_rxq_info); + frag_len = min_t(u16, len, IONIC_XDP_MAX_LINEAR_MTU + VLAN_ETH_HLEN); + xdp_prepare_buff(&xdp_buf, ionic_rx_buf_va(buf_info), + XDP_PACKET_HEADROOM, frag_len, false); + + dma_sync_single_range_for_cpu(rxq->dev, ionic_rx_buf_pa(buf_info), + XDP_PACKET_HEADROOM, len, + DMA_FROM_DEVICE); + + prefetchw(&xdp_buf.data_hard_start); + + /* We limit MTU size to one buffer if !xdp_has_frags, so + * if the recv len is bigger than one buffer + * then we know we have frag info to gather + */ + remain_len = len - frag_len; + if (remain_len) { + struct skb_shared_info *sinfo; + struct ionic_buf_info *bi; + skb_frag_t *frag; + + bi = buf_info; + sinfo = xdp_get_shared_info_from_buff(&xdp_buf); + sinfo->nr_frags = 0; + sinfo->xdp_frags_size = 0; + xdp_buff_set_frags_flag(&xdp_buf); + + do { + if (unlikely(sinfo->nr_frags >= MAX_SKB_FRAGS)) { + err = -ENOSPC; + goto out_xdp_abort; + } + + frag = &sinfo->frags[sinfo->nr_frags]; + sinfo->nr_frags++; + bi++; + frag_len = min_t(u16, remain_len, ionic_rx_buf_size(bi)); + dma_sync_single_range_for_cpu(rxq->dev, ionic_rx_buf_pa(bi), + 0, frag_len, DMA_FROM_DEVICE); + skb_frag_fill_page_desc(frag, bi->page, 0, frag_len); + sinfo->xdp_frags_size += frag_len; + remain_len -= frag_len; + + if (page_is_pfmemalloc(bi->page)) + xdp_buff_set_frag_pfmemalloc(&xdp_buf); + } while (remain_len > 0); + } + + xdp_action = bpf_prog_run_xdp(xdp_prog, &xdp_buf); + + switch (xdp_action) { + case XDP_PASS: + stats->xdp_pass++; + return false; /* false = we didn't consume the packet */ + + case XDP_DROP: + ionic_rx_page_free(rxq, buf_info); + stats->xdp_drop++; + break; + + case XDP_TX: + xdpf = xdp_convert_buff_to_frame(&xdp_buf); + if (!xdpf) + goto out_xdp_abort; + + txq = rxq->partner; + nq = netdev_get_tx_queue(netdev, txq->index); + __netif_tx_lock(nq, smp_processor_id()); + txq_trans_cond_update(nq); + + if (netif_tx_queue_stopped(nq) || + !netif_txq_maybe_stop(q_to_ndq(netdev, txq), + ionic_q_space_avail(txq), + 1, 1)) { + __netif_tx_unlock(nq); + goto out_xdp_abort; + } + + dma_unmap_page(rxq->dev, buf_info->dma_addr, + IONIC_PAGE_SIZE, DMA_FROM_DEVICE); + + err = ionic_xdp_post_frame(txq, xdpf, XDP_TX, + buf_info->page, + buf_info->page_offset, + true); + __netif_tx_unlock(nq); + if (err) { + netdev_dbg(netdev, "tx ionic_xdp_post_frame err %d\n", err); + goto out_xdp_abort; + } + stats->xdp_tx++; + + /* the Tx completion will free the buffers */ + break; + + case XDP_REDIRECT: + /* unmap the pages before handing them to a different device */ + dma_unmap_page(rxq->dev, buf_info->dma_addr, + IONIC_PAGE_SIZE, DMA_FROM_DEVICE); + + err = xdp_do_redirect(netdev, &xdp_buf, xdp_prog); + if (err) { + netdev_dbg(netdev, "xdp_do_redirect err %d\n", err); + goto out_xdp_abort; + } + buf_info->page = NULL; + rxq->xdp_flush = true; + stats->xdp_redirect++; + break; + + case XDP_ABORTED: + default: + goto out_xdp_abort; + } + + return true; + +out_xdp_abort: + trace_xdp_exception(netdev, xdp_prog, xdp_action); + ionic_rx_page_free(rxq, buf_info); + stats->xdp_aborted++; + + return true; +} + static void ionic_rx_clean(struct ionic_queue *q, - struct ionic_desc_info *desc_info, - struct ionic_cq_info *cq_info, - void *cb_arg) + struct ionic_rx_desc_info *desc_info, + struct ionic_rxq_comp *comp) { struct net_device *netdev = q->lif->netdev; struct ionic_qcq *qcq = q_to_qcq(q); struct ionic_rx_stats *stats; - struct ionic_rxq_comp *comp; + struct bpf_prog *xdp_prog; + unsigned int headroom; struct sk_buff *skb; - - comp = cq_info->cq_desc + qcq->cq.desc_size - sizeof(*comp); + bool synced = false; + bool use_copybreak; + u16 len; stats = q_to_rx_stats(q); @@ -294,13 +642,25 @@ static void ionic_rx_clean(struct ionic_queue *q, return; } + len = le16_to_cpu(comp->len); stats->pkts++; - stats->bytes += le16_to_cpu(comp->len); + stats->bytes += len; + + xdp_prog = READ_ONCE(q->lif->xdp_prog); + if (xdp_prog) { + if (ionic_run_xdp(stats, netdev, xdp_prog, q, desc_info->bufs, len)) + return; + synced = true; + } - if (le16_to_cpu(comp->len) <= q->lif->rx_copybreak) - skb = ionic_rx_copybreak(q, desc_info, comp); + headroom = q->xdp_rxq_info ? XDP_PACKET_HEADROOM : 0; + use_copybreak = len <= q->lif->rx_copybreak; + if (use_copybreak) + skb = ionic_rx_copybreak(netdev, q, desc_info, + headroom, len, synced); else - skb = ionic_rx_frags(q, desc_info, comp); + skb = ionic_rx_build_skb(q, desc_info, headroom, len, + comp->num_sg_elems, synced); if (unlikely(!skb)) { stats->dropped++; @@ -352,7 +712,7 @@ static void ionic_rx_clean(struct ionic_queue *q, u64 hwstamp; cq_desc_hwstamp = - cq_info->cq_desc + + (void *)comp + qcq->cq.desc_size - sizeof(struct ionic_rxq_comp) - IONIC_HWSTAMP_CQ_NEGOFFSET; @@ -367,19 +727,19 @@ static void ionic_rx_clean(struct ionic_queue *q, } } - if (le16_to_cpu(comp->len) <= q->lif->rx_copybreak) + if (use_copybreak) napi_gro_receive(&qcq->napi, skb); else napi_gro_frags(&qcq->napi); } -bool ionic_rx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info) +bool ionic_rx_service(struct ionic_cq *cq) { + struct ionic_rx_desc_info *desc_info; struct ionic_queue *q = cq->bound_q; - struct ionic_desc_info *desc_info; struct ionic_rxq_comp *comp; - comp = cq_info->cq_desc + cq->desc_size - sizeof(*comp); + comp = &((struct ionic_rxq_comp *)cq->base)[cq->tail_idx]; if (!color_match(comp->pkt_type_color, cq->done_color)) return false; @@ -391,31 +751,29 @@ bool ionic_rx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info) if (q->tail_idx != le16_to_cpu(comp->comp_index)) return false; - desc_info = &q->info[q->tail_idx]; + desc_info = &q->rx_info[q->tail_idx]; q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1); /* clean the related q entry, only one per qc completion */ - ionic_rx_clean(q, desc_info, cq_info, desc_info->cb_arg); - - desc_info->cb = NULL; - desc_info->cb_arg = NULL; + ionic_rx_clean(q, desc_info, comp); return true; } static inline void ionic_write_cmb_desc(struct ionic_queue *q, - void __iomem *cmb_desc, void *desc) { - if (q_to_qcq(q)->flags & IONIC_QCQ_F_CMB_RINGS) - memcpy_toio(cmb_desc, desc, q->desc_size); + /* Since Rx and Tx descriptors are the same size, we can + * save an instruction or two and skip the qtype check. + */ + if (unlikely(q_to_qcq(q)->flags & IONIC_QCQ_F_CMB_RINGS)) + memcpy_toio(&q->cmb_txq[q->head_idx], desc, sizeof(q->cmb_txq[0])); } void ionic_rx_fill(struct ionic_queue *q) { struct net_device *netdev = q->lif->netdev; - struct ionic_desc_info *desc_info; - struct ionic_rxq_sg_desc *sg_desc; + struct ionic_rx_desc_info *desc_info; struct ionic_rxq_sg_elem *sg_elem; struct ionic_buf_info *buf_info; unsigned int fill_threshold; @@ -424,8 +782,9 @@ void ionic_rx_fill(struct ionic_queue *q) unsigned int frag_len; unsigned int nfrags; unsigned int n_fill; - unsigned int i, j; unsigned int len; + unsigned int i; + unsigned int j; n_fill = ionic_q_space_avail(q); @@ -434,13 +793,16 @@ void ionic_rx_fill(struct ionic_queue *q) if (n_fill < fill_threshold) return; - len = netdev->mtu + ETH_HLEN + VLAN_HLEN; + len = netdev->mtu + VLAN_ETH_HLEN; for (i = n_fill; i; i--) { + unsigned int headroom; + unsigned int buf_len; + nfrags = 0; remain_len = len; - desc_info = &q->info[q->head_idx]; - desc = desc_info->desc; + desc = &q->rxq[q->head_idx]; + desc_info = &q->rx_info[q->head_idx]; buf_info = &desc_info->bufs[0]; if (!buf_info->page) { /* alloc a new buffer? */ @@ -451,19 +813,26 @@ void ionic_rx_fill(struct ionic_queue *q) } } - /* fill main descriptor - buf[0] */ - desc->addr = cpu_to_le64(buf_info->dma_addr + buf_info->page_offset); - frag_len = min_t(u16, len, min_t(u32, IONIC_MAX_BUF_LEN, - IONIC_PAGE_SIZE - buf_info->page_offset)); + /* fill main descriptor - buf[0] + * XDP uses space in the first buffer, so account for + * head room, tail room, and ip header in the first frag size. + */ + headroom = q->xdp_rxq_info ? XDP_PACKET_HEADROOM : 0; + if (q->xdp_rxq_info) + buf_len = IONIC_XDP_MAX_LINEAR_MTU + VLAN_ETH_HLEN; + else + buf_len = ionic_rx_buf_size(buf_info); + frag_len = min_t(u16, len, buf_len); + + desc->addr = cpu_to_le64(ionic_rx_buf_pa(buf_info) + headroom); desc->len = cpu_to_le16(frag_len); remain_len -= frag_len; buf_info++; nfrags++; /* fill sg descriptors - buf[1..n] */ - sg_desc = desc_info->sg_desc; - for (j = 0; remain_len > 0 && j < q->max_sg_elems; j++) { - sg_elem = &sg_desc->elems[j]; + sg_elem = q->rxq_sgl[q->head_idx].elems; + for (j = 0; remain_len > 0 && j < q->max_sg_elems; j++, sg_elem++) { if (!buf_info->page) { /* alloc a new sg buffer? */ if (unlikely(ionic_rx_page_alloc(q, buf_info))) { sg_elem->addr = 0; @@ -472,10 +841,8 @@ void ionic_rx_fill(struct ionic_queue *q) } } - sg_elem->addr = cpu_to_le64(buf_info->dma_addr + buf_info->page_offset); - frag_len = min_t(u16, remain_len, min_t(u32, IONIC_MAX_BUF_LEN, - IONIC_PAGE_SIZE - - buf_info->page_offset)); + sg_elem->addr = cpu_to_le64(ionic_rx_buf_pa(buf_info)); + frag_len = min_t(u16, remain_len, ionic_rx_buf_size(buf_info)); sg_elem->len = cpu_to_le16(frag_len); remain_len -= frag_len; buf_info++; @@ -483,18 +850,16 @@ void ionic_rx_fill(struct ionic_queue *q) } /* clear end sg element as a sentinel */ - if (j < q->max_sg_elems) { - sg_elem = &sg_desc->elems[j]; + if (j < q->max_sg_elems) memset(sg_elem, 0, sizeof(*sg_elem)); - } desc->opcode = (nfrags > 1) ? IONIC_RXQ_DESC_OPCODE_SG : IONIC_RXQ_DESC_OPCODE_SIMPLE; desc_info->nbufs = nfrags; - ionic_write_cmb_desc(q, desc_info->cmb_desc, desc); + ionic_write_cmb_desc(q, desc); - ionic_rxq_post(q, false, ionic_rx_clean, NULL); + ionic_rxq_post(q, false); } ionic_dbell_ring(q->lif->kern_dbpage, q->hw_type, @@ -509,21 +874,19 @@ void ionic_rx_fill(struct ionic_queue *q) void ionic_rx_empty(struct ionic_queue *q) { - struct ionic_desc_info *desc_info; + struct ionic_rx_desc_info *desc_info; struct ionic_buf_info *buf_info; unsigned int i, j; for (i = 0; i < q->num_descs; i++) { - desc_info = &q->info[i]; - for (j = 0; j < IONIC_RX_MAX_SG_ELEMS + 1; j++) { + desc_info = &q->rx_info[i]; + for (j = 0; j < ARRAY_SIZE(desc_info->bufs); j++) { buf_info = &desc_info->bufs[j]; if (buf_info->page) ionic_rx_page_free(q, buf_info); } desc_info->nbufs = 0; - desc_info->cb = NULL; - desc_info->cb_arg = NULL; } q->head_idx = 0; @@ -568,16 +931,13 @@ int ionic_tx_napi(struct napi_struct *napi, int budget) { struct ionic_qcq *qcq = napi_to_qcq(napi); struct ionic_cq *cq = napi_to_cq(napi); - struct ionic_dev *idev; - struct ionic_lif *lif; u32 work_done = 0; u32 flags = 0; - lif = cq->bound_q->lif; - idev = &lif->ionic->idev; + work_done = ionic_tx_cq_service(cq, budget); - work_done = ionic_cq_service(cq, budget, - ionic_tx_service, NULL, NULL); + if (unlikely(!budget)) + return budget; if (work_done < budget && napi_complete_done(napi, work_done)) { ionic_dim_update(qcq, IONIC_LIF_F_TX_DIM_INTR); @@ -587,7 +947,7 @@ int ionic_tx_napi(struct napi_struct *napi, int budget) if (work_done || flags) { flags |= IONIC_INTR_CRED_RESET_COALESCE; - ionic_intr_credits(idev->intr_ctrl, + ionic_intr_credits(cq->idev->intr_ctrl, cq->bound_intr->index, work_done, flags); } @@ -598,23 +958,30 @@ int ionic_tx_napi(struct napi_struct *napi, int budget) return work_done; } +static void ionic_xdp_do_flush(struct ionic_cq *cq) +{ + if (cq->bound_q->xdp_flush) { + xdp_do_flush(); + cq->bound_q->xdp_flush = false; + } +} + int ionic_rx_napi(struct napi_struct *napi, int budget) { struct ionic_qcq *qcq = napi_to_qcq(napi); struct ionic_cq *cq = napi_to_cq(napi); - struct ionic_dev *idev; - struct ionic_lif *lif; u32 work_done = 0; u32 flags = 0; - lif = cq->bound_q->lif; - idev = &lif->ionic->idev; + if (unlikely(!budget)) + return budget; work_done = ionic_cq_service(cq, budget, ionic_rx_service, NULL, NULL); ionic_rx_fill(cq->bound_q); + ionic_xdp_do_flush(cq); if (work_done < budget && napi_complete_done(napi, work_done)) { ionic_dim_update(qcq, IONIC_LIF_F_RX_DIM_INTR); flags |= IONIC_INTR_CRED_UNMASK; @@ -623,7 +990,7 @@ int ionic_rx_napi(struct napi_struct *napi, int budget) if (work_done || flags) { flags |= IONIC_INTR_CRED_RESET_COALESCE; - ionic_intr_credits(idev->intr_ctrl, + ionic_intr_credits(cq->idev->intr_ctrl, cq->bound_intr->index, work_done, flags); } @@ -640,7 +1007,6 @@ int ionic_txrx_napi(struct napi_struct *napi, int budget) struct ionic_cq *rxcq = napi_to_cq(napi); unsigned int qi = rxcq->bound_q->index; struct ionic_qcq *txqcq; - struct ionic_dev *idev; struct ionic_lif *lif; struct ionic_cq *txcq; bool resched = false; @@ -649,18 +1015,20 @@ int ionic_txrx_napi(struct napi_struct *napi, int budget) u32 flags = 0; lif = rxcq->bound_q->lif; - idev = &lif->ionic->idev; txqcq = lif->txqcqs[qi]; txcq = &lif->txqcqs[qi]->cq; - tx_work_done = ionic_cq_service(txcq, IONIC_TX_BUDGET_DEFAULT, - ionic_tx_service, NULL, NULL); + tx_work_done = ionic_tx_cq_service(txcq, IONIC_TX_BUDGET_DEFAULT); + + if (unlikely(!budget)) + return budget; rx_work_done = ionic_cq_service(rxcq, budget, ionic_rx_service, NULL, NULL); ionic_rx_fill(rxcq->bound_q); + ionic_xdp_do_flush(rxcq); if (rx_work_done < budget && napi_complete_done(napi, rx_work_done)) { ionic_dim_update(rxqcq, 0); flags |= IONIC_INTR_CRED_UNMASK; @@ -669,7 +1037,7 @@ int ionic_txrx_napi(struct napi_struct *napi, int budget) if (rx_work_done || flags) { flags |= IONIC_INTR_CRED_RESET_COALESCE; - ionic_intr_credits(idev->intr_ctrl, rxcq->bound_intr->index, + ionic_intr_credits(rxcq->idev->intr_ctrl, rxcq->bound_intr->index, tx_work_done + rx_work_done, flags); } @@ -686,15 +1054,14 @@ int ionic_txrx_napi(struct napi_struct *napi, int budget) static dma_addr_t ionic_tx_map_single(struct ionic_queue *q, void *data, size_t len) { - struct ionic_tx_stats *stats = q_to_tx_stats(q); struct device *dev = q->dev; dma_addr_t dma_addr; dma_addr = dma_map_single(dev, data, len, DMA_TO_DEVICE); if (dma_mapping_error(dev, dma_addr)) { net_warn_ratelimited("%s: DMA single map failed on %s!\n", - q->lif->netdev->name, q->name); - stats->dma_map_err++; + dev_name(dev), q->name); + q_to_tx_stats(q)->dma_map_err++; return 0; } return dma_addr; @@ -704,24 +1071,23 @@ static dma_addr_t ionic_tx_map_frag(struct ionic_queue *q, const skb_frag_t *frag, size_t offset, size_t len) { - struct ionic_tx_stats *stats = q_to_tx_stats(q); struct device *dev = q->dev; dma_addr_t dma_addr; dma_addr = skb_frag_dma_map(dev, frag, offset, len, DMA_TO_DEVICE); if (dma_mapping_error(dev, dma_addr)) { net_warn_ratelimited("%s: DMA frag map failed on %s!\n", - q->lif->netdev->name, q->name); - stats->dma_map_err++; + dev_name(dev), q->name); + q_to_tx_stats(q)->dma_map_err++; + return 0; } return dma_addr; } static int ionic_tx_map_skb(struct ionic_queue *q, struct sk_buff *skb, - struct ionic_desc_info *desc_info) + struct ionic_tx_desc_info *desc_info) { struct ionic_buf_info *buf_info = desc_info->bufs; - struct ionic_tx_stats *stats = q_to_tx_stats(q); struct device *dev = q->dev; dma_addr_t dma_addr; unsigned int nfrags; @@ -729,10 +1095,8 @@ static int ionic_tx_map_skb(struct ionic_queue *q, struct sk_buff *skb, int frag_idx; dma_addr = ionic_tx_map_single(q, skb->data, skb_headlen(skb)); - if (dma_mapping_error(dev, dma_addr)) { - stats->dma_map_err++; + if (!dma_addr) return -EIO; - } buf_info->dma_addr = dma_addr; buf_info->len = skb_headlen(skb); buf_info++; @@ -741,10 +1105,8 @@ static int ionic_tx_map_skb(struct ionic_queue *q, struct sk_buff *skb, nfrags = skb_shinfo(skb)->nr_frags; for (frag_idx = 0; frag_idx < nfrags; frag_idx++, frag++) { dma_addr = ionic_tx_map_frag(q, frag, 0, skb_frag_size(frag)); - if (dma_mapping_error(dev, dma_addr)) { - stats->dma_map_err++; + if (!dma_addr) goto dma_fail; - } buf_info->dma_addr = dma_addr; buf_info->len = skb_frag_size(frag); buf_info++; @@ -762,12 +1124,13 @@ dma_fail: dma_unmap_page(dev, buf_info->dma_addr, buf_info->len, DMA_TO_DEVICE); } - dma_unmap_single(dev, buf_info->dma_addr, buf_info->len, DMA_TO_DEVICE); + dma_unmap_single(dev, desc_info->bufs[0].dma_addr, + desc_info->bufs[0].len, DMA_TO_DEVICE); return -EIO; } static void ionic_tx_desc_unmap_bufs(struct ionic_queue *q, - struct ionic_desc_info *desc_info) + struct ionic_tx_desc_info *desc_info) { struct ionic_buf_info *buf_info = desc_info->bufs; struct device *dev = q->dev; @@ -776,41 +1139,48 @@ static void ionic_tx_desc_unmap_bufs(struct ionic_queue *q, if (!desc_info->nbufs) return; - dma_unmap_single(dev, (dma_addr_t)buf_info->dma_addr, + dma_unmap_single(dev, buf_info->dma_addr, buf_info->len, DMA_TO_DEVICE); buf_info++; for (i = 1; i < desc_info->nbufs; i++, buf_info++) - dma_unmap_page(dev, (dma_addr_t)buf_info->dma_addr, + dma_unmap_page(dev, buf_info->dma_addr, buf_info->len, DMA_TO_DEVICE); desc_info->nbufs = 0; } static void ionic_tx_clean(struct ionic_queue *q, - struct ionic_desc_info *desc_info, - struct ionic_cq_info *cq_info, - void *cb_arg) + struct ionic_tx_desc_info *desc_info, + struct ionic_txq_comp *comp) { struct ionic_tx_stats *stats = q_to_tx_stats(q); struct ionic_qcq *qcq = q_to_qcq(q); - struct sk_buff *skb = cb_arg; - u16 qi; + struct sk_buff *skb; + + if (desc_info->xdpf) { + ionic_xdp_tx_desc_clean(q->partner, desc_info); + stats->clean++; + + if (unlikely(__netif_subqueue_stopped(q->lif->netdev, q->index))) + netif_wake_subqueue(q->lif->netdev, q->index); + + return; + } ionic_tx_desc_unmap_bufs(q, desc_info); + skb = desc_info->skb; if (!skb) return; - qi = skb_get_queue_mapping(skb); - - if (ionic_txq_hwstamp_enabled(q)) { - if (cq_info) { + if (unlikely(ionic_txq_hwstamp_enabled(q))) { + if (comp) { struct skb_shared_hwtstamps hwts = {}; __le64 *cq_desc_hwstamp; u64 hwstamp; cq_desc_hwstamp = - cq_info->cq_desc + + (void *)comp + qcq->cq.desc_size - sizeof(struct ionic_txq_comp) - IONIC_HWSTAMP_CQ_NEGOFFSET; @@ -828,27 +1198,25 @@ static void ionic_tx_clean(struct ionic_queue *q, stats->hwstamp_invalid++; } } - - } else if (unlikely(__netif_subqueue_stopped(q->lif->netdev, qi))) { - netif_wake_subqueue(q->lif->netdev, qi); } desc_info->bytes = skb->len; stats->clean++; - dev_consume_skb_any(skb); + napi_consume_skb(skb, 1); } -bool ionic_tx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info) +static bool ionic_tx_service(struct ionic_cq *cq, + unsigned int *total_pkts, unsigned int *total_bytes) { + struct ionic_tx_desc_info *desc_info; struct ionic_queue *q = cq->bound_q; - struct ionic_desc_info *desc_info; struct ionic_txq_comp *comp; - int bytes = 0; - int pkts = 0; + unsigned int bytes = 0; + unsigned int pkts = 0; u16 index; - comp = cq_info->cq_desc + cq->desc_size - sizeof(*comp); + comp = &((struct ionic_txq_comp *)cq->base)[cq->tail_idx]; if (!color_match(comp->color, cq->done_color)) return false; @@ -857,59 +1225,90 @@ bool ionic_tx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info) * several q entries completed for each cq completion */ do { - desc_info = &q->info[q->tail_idx]; + desc_info = &q->tx_info[q->tail_idx]; desc_info->bytes = 0; index = q->tail_idx; q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1); - ionic_tx_clean(q, desc_info, cq_info, desc_info->cb_arg); - if (desc_info->cb_arg) { + ionic_tx_clean(q, desc_info, comp); + if (desc_info->skb) { pkts++; bytes += desc_info->bytes; + desc_info->skb = NULL; } - desc_info->cb = NULL; - desc_info->cb_arg = NULL; } while (index != le16_to_cpu(comp->comp_index)); - if (pkts && bytes && !ionic_txq_hwstamp_enabled(q)) - netdev_tx_completed_queue(q_to_ndq(q), pkts, bytes); + (*total_pkts) += pkts; + (*total_bytes) += bytes; return true; } +unsigned int ionic_tx_cq_service(struct ionic_cq *cq, unsigned int work_to_do) +{ + unsigned int work_done = 0; + unsigned int bytes = 0; + unsigned int pkts = 0; + + if (work_to_do == 0) + return 0; + + while (ionic_tx_service(cq, &pkts, &bytes)) { + if (cq->tail_idx == cq->num_descs - 1) + cq->done_color = !cq->done_color; + cq->tail_idx = (cq->tail_idx + 1) & (cq->num_descs - 1); + + if (++work_done >= work_to_do) + break; + } + + if (work_done) { + struct ionic_queue *q = cq->bound_q; + + if (likely(!ionic_txq_hwstamp_enabled(q))) + netif_txq_completed_wake(q_to_ndq(q->lif->netdev, q), + pkts, bytes, + ionic_q_space_avail(q), + IONIC_TSO_DESCS_NEEDED); + } + + return work_done; +} + void ionic_tx_flush(struct ionic_cq *cq) { - struct ionic_dev *idev = &cq->lif->ionic->idev; u32 work_done; - work_done = ionic_cq_service(cq, cq->num_descs, - ionic_tx_service, NULL, NULL); + work_done = ionic_tx_cq_service(cq, cq->num_descs); if (work_done) - ionic_intr_credits(idev->intr_ctrl, cq->bound_intr->index, + ionic_intr_credits(cq->idev->intr_ctrl, cq->bound_intr->index, work_done, IONIC_INTR_CRED_RESET_COALESCE); } void ionic_tx_empty(struct ionic_queue *q) { - struct ionic_desc_info *desc_info; + struct ionic_tx_desc_info *desc_info; int bytes = 0; int pkts = 0; /* walk the not completed tx entries, if any */ while (q->head_idx != q->tail_idx) { - desc_info = &q->info[q->tail_idx]; + desc_info = &q->tx_info[q->tail_idx]; desc_info->bytes = 0; q->tail_idx = (q->tail_idx + 1) & (q->num_descs - 1); - ionic_tx_clean(q, desc_info, NULL, desc_info->cb_arg); - if (desc_info->cb_arg) { + ionic_tx_clean(q, desc_info, NULL); + if (desc_info->skb) { pkts++; bytes += desc_info->bytes; + desc_info->skb = NULL; } - desc_info->cb = NULL; - desc_info->cb_arg = NULL; } - if (pkts && bytes && !ionic_txq_hwstamp_enabled(q)) - netdev_tx_completed_queue(q_to_ndq(q), pkts, bytes); + if (likely(!ionic_txq_hwstamp_enabled(q))) { + struct netdev_queue *ndq = q_to_ndq(q->lif->netdev, q); + + netdev_tx_completed_queue(ndq, pkts, bytes); + netdev_tx_reset_queue(ndq); + } } static int ionic_tx_tcp_inner_pseudo_csum(struct sk_buff *skb) @@ -957,8 +1356,8 @@ static int ionic_tx_tcp_pseudo_csum(struct sk_buff *skb) return 0; } -static void ionic_tx_tso_post(struct ionic_queue *q, - struct ionic_desc_info *desc_info, +static void ionic_tx_tso_post(struct net_device *netdev, struct ionic_queue *q, + struct ionic_tx_desc_info *desc_info, struct sk_buff *skb, dma_addr_t addr, u8 nsge, u16 len, unsigned int hdrlen, unsigned int mss, @@ -966,7 +1365,7 @@ static void ionic_tx_tso_post(struct ionic_queue *q, u16 vlan_tci, bool has_vlan, bool start, bool done) { - struct ionic_txq_desc *desc = desc_info->desc; + struct ionic_txq_desc *desc = &q->txq[q->head_idx]; u8 flags = 0; u64 cmd; @@ -982,22 +1381,23 @@ static void ionic_tx_tso_post(struct ionic_queue *q, desc->hdr_len = cpu_to_le16(hdrlen); desc->mss = cpu_to_le16(mss); - ionic_write_cmb_desc(q, desc_info->cmb_desc, desc); + ionic_write_cmb_desc(q, desc); if (start) { skb_tx_timestamp(skb); - if (!ionic_txq_hwstamp_enabled(q)) - netdev_tx_sent_queue(q_to_ndq(q), skb->len); - ionic_txq_post(q, false, ionic_tx_clean, skb); + if (likely(!ionic_txq_hwstamp_enabled(q))) + netdev_tx_sent_queue(q_to_ndq(netdev, q), skb->len); + ionic_txq_post(q, false); } else { - ionic_txq_post(q, done, NULL, NULL); + ionic_txq_post(q, done); } } -static int ionic_tx_tso(struct ionic_queue *q, struct sk_buff *skb) +static int ionic_tx_tso(struct net_device *netdev, struct ionic_queue *q, + struct sk_buff *skb) { struct ionic_tx_stats *stats = q_to_tx_stats(q); - struct ionic_desc_info *desc_info; + struct ionic_tx_desc_info *desc_info; struct ionic_buf_info *buf_info; struct ionic_txq_sg_elem *elem; struct ionic_txq_desc *desc; @@ -1019,8 +1419,7 @@ static int ionic_tx_tso(struct ionic_queue *q, struct sk_buff *skb) bool encap; int err; - desc_info = &q->info[q->head_idx]; - buf_info = desc_info->bufs; + desc_info = &q->tx_info[q->head_idx]; if (unlikely(ionic_tx_map_skb(q, skb, desc_info))) return -EIO; @@ -1057,6 +1456,8 @@ static int ionic_tx_tso(struct ionic_queue *q, struct sk_buff *skb) else hdrlen = skb_tcp_all_headers(skb); + desc_info->skb = skb; + buf_info = desc_info->bufs; tso_rem = len; seg_rem = min(tso_rem, hdrlen + mss); @@ -1083,8 +1484,8 @@ static int ionic_tx_tso(struct ionic_queue *q, struct sk_buff *skb) chunk_len = min(frag_rem, seg_rem); if (!desc) { /* fill main descriptor */ - desc = desc_info->txq_desc; - elem = desc_info->txq_sg_desc->elems; + desc = &q->txq[q->head_idx]; + elem = ionic_tx_sg_elems(q); desc_addr = frag_addr; desc_len = chunk_len; } else { @@ -1102,13 +1503,13 @@ static int ionic_tx_tso(struct ionic_queue *q, struct sk_buff *skb) seg_rem = min(tso_rem, mss); done = (tso_rem == 0); /* post descriptor */ - ionic_tx_tso_post(q, desc_info, skb, + ionic_tx_tso_post(netdev, q, desc_info, skb, desc_addr, desc_nsge, desc_len, hdrlen, mss, outer_csum, vlan_tci, has_vlan, start, done); start = false; /* Buffer information is stored with the first tso descriptor */ - desc_info = &q->info[q->head_idx]; + desc_info = &q->tx_info[q->head_idx]; desc_info->nbufs = 0; } @@ -1121,9 +1522,9 @@ static int ionic_tx_tso(struct ionic_queue *q, struct sk_buff *skb) } static void ionic_tx_calc_csum(struct ionic_queue *q, struct sk_buff *skb, - struct ionic_desc_info *desc_info) + struct ionic_tx_desc_info *desc_info) { - struct ionic_txq_desc *desc = desc_info->txq_desc; + struct ionic_txq_desc *desc = &q->txq[q->head_idx]; struct ionic_buf_info *buf_info = desc_info->bufs; struct ionic_tx_stats *stats = q_to_tx_stats(q); bool has_vlan; @@ -1151,7 +1552,7 @@ static void ionic_tx_calc_csum(struct ionic_queue *q, struct sk_buff *skb, desc->csum_start = cpu_to_le16(skb_checksum_start_offset(skb)); desc->csum_offset = cpu_to_le16(skb->csum_offset); - ionic_write_cmb_desc(q, desc_info->cmb_desc, desc); + ionic_write_cmb_desc(q, desc); if (skb_csum_is_sctp(skb)) stats->crc32_csum++; @@ -1160,9 +1561,9 @@ static void ionic_tx_calc_csum(struct ionic_queue *q, struct sk_buff *skb, } static void ionic_tx_calc_no_csum(struct ionic_queue *q, struct sk_buff *skb, - struct ionic_desc_info *desc_info) + struct ionic_tx_desc_info *desc_info) { - struct ionic_txq_desc *desc = desc_info->txq_desc; + struct ionic_txq_desc *desc = &q->txq[q->head_idx]; struct ionic_buf_info *buf_info = desc_info->bufs; struct ionic_tx_stats *stats = q_to_tx_stats(q); bool has_vlan; @@ -1190,20 +1591,20 @@ static void ionic_tx_calc_no_csum(struct ionic_queue *q, struct sk_buff *skb, desc->csum_start = 0; desc->csum_offset = 0; - ionic_write_cmb_desc(q, desc_info->cmb_desc, desc); + ionic_write_cmb_desc(q, desc); stats->csum_none++; } static void ionic_tx_skb_frags(struct ionic_queue *q, struct sk_buff *skb, - struct ionic_desc_info *desc_info) + struct ionic_tx_desc_info *desc_info) { - struct ionic_txq_sg_desc *sg_desc = desc_info->txq_sg_desc; struct ionic_buf_info *buf_info = &desc_info->bufs[1]; - struct ionic_txq_sg_elem *elem = sg_desc->elems; struct ionic_tx_stats *stats = q_to_tx_stats(q); + struct ionic_txq_sg_elem *elem; unsigned int i; + elem = ionic_tx_sg_elems(q); for (i = 0; i < skb_shinfo(skb)->nr_frags; i++, buf_info++, elem++) { elem->addr = cpu_to_le64(buf_info->dma_addr); elem->len = cpu_to_le16(buf_info->len); @@ -1212,14 +1613,18 @@ static void ionic_tx_skb_frags(struct ionic_queue *q, struct sk_buff *skb, stats->frags += skb_shinfo(skb)->nr_frags; } -static int ionic_tx(struct ionic_queue *q, struct sk_buff *skb) +static int ionic_tx(struct net_device *netdev, struct ionic_queue *q, + struct sk_buff *skb) { - struct ionic_desc_info *desc_info = &q->info[q->head_idx]; + struct ionic_tx_desc_info *desc_info = &q->tx_info[q->head_idx]; struct ionic_tx_stats *stats = q_to_tx_stats(q); + bool ring_dbell = true; if (unlikely(ionic_tx_map_skb(q, skb, desc_info))) return -EIO; + desc_info->skb = skb; + /* set up the initial descriptor */ if (skb->ip_summed == CHECKSUM_PARTIAL) ionic_tx_calc_csum(q, skb, desc_info); @@ -1233,16 +1638,22 @@ static int ionic_tx(struct ionic_queue *q, struct sk_buff *skb) stats->pkts++; stats->bytes += skb->len; - if (!ionic_txq_hwstamp_enabled(q)) - netdev_tx_sent_queue(q_to_ndq(q), skb->len); - ionic_txq_post(q, !netdev_xmit_more(), ionic_tx_clean, skb); + if (likely(!ionic_txq_hwstamp_enabled(q))) { + struct netdev_queue *ndq = q_to_ndq(netdev, q); + + if (unlikely(!ionic_q_has_space(q, MAX_SKB_FRAGS + 1))) + netif_tx_stop_queue(ndq); + ring_dbell = __netdev_tx_sent_queue(ndq, skb->len, + netdev_xmit_more()); + } + ionic_txq_post(q, ring_dbell); return 0; } static int ionic_tx_descs_needed(struct ionic_queue *q, struct sk_buff *skb) { - struct ionic_tx_stats *stats = q_to_tx_stats(q); + int nr_frags = skb_shinfo(skb)->nr_frags; bool too_many_frags = false; skb_frag_t *frag; int desc_bufs; @@ -1258,17 +1669,20 @@ static int ionic_tx_descs_needed(struct ionic_queue *q, struct sk_buff *skb) /* Each desc is mss long max, so a descriptor for each gso_seg */ if (skb_is_gso(skb)) { ndescs = skb_shinfo(skb)->gso_segs; + if (!nr_frags) + return ndescs; } else { ndescs = 1; - if (skb_shinfo(skb)->nr_frags > q->max_sg_elems) { + if (!nr_frags) + return ndescs; + + if (unlikely(nr_frags > q->max_sg_elems)) { too_many_frags = true; goto linearize; } - } - /* If non-TSO, or no frags to check, we're done */ - if (!skb_is_gso(skb) || !skb_shinfo(skb)->nr_frags) return ndescs; + } /* We need to scan the skb to be sure that none of the MTU sized * packets in the TSO will require more sgs per descriptor than we @@ -1319,36 +1733,17 @@ linearize: err = skb_linearize(skb); if (err) return err; - stats->linearize++; + q_to_tx_stats(q)->linearize++; } return ndescs; } -static int ionic_maybe_stop_tx(struct ionic_queue *q, int ndescs) -{ - int stopped = 0; - - if (unlikely(!ionic_q_has_space(q, ndescs))) { - netif_stop_subqueue(q->lif->netdev, q->index); - stopped = 1; - - /* Might race with ionic_tx_clean, check again */ - smp_rmb(); - if (ionic_q_has_space(q, ndescs)) { - netif_wake_subqueue(q->lif->netdev, q->index); - stopped = 0; - } - } - - return stopped; -} - static netdev_tx_t ionic_start_hwstamp_xmit(struct sk_buff *skb, struct net_device *netdev) { struct ionic_lif *lif = netdev_priv(netdev); - struct ionic_queue *q = &lif->hwstamp_txq->q; + struct ionic_queue *q; int err, ndescs; /* Does not stop/start txq, because we post to a separate tx queue @@ -1356,6 +1751,7 @@ static netdev_tx_t ionic_start_hwstamp_xmit(struct sk_buff *skb, * the timestamping queue, it is dropped. */ + q = &lif->hwstamp_txq->q; ndescs = ionic_tx_descs_needed(q, skb); if (unlikely(ndescs < 0)) goto err_out_drop; @@ -1365,9 +1761,9 @@ static netdev_tx_t ionic_start_hwstamp_xmit(struct sk_buff *skb, skb_shinfo(skb)->tx_flags |= SKBTX_HW_TSTAMP; if (skb_is_gso(skb)) - err = ionic_tx_tso(q, skb); + err = ionic_tx_tso(netdev, q, skb); else - err = ionic_tx(q, skb); + err = ionic_tx(netdev, q, skb); if (err) goto err_out_drop; @@ -1405,23 +1801,19 @@ netdev_tx_t ionic_start_xmit(struct sk_buff *skb, struct net_device *netdev) if (ndescs < 0) goto err_out_drop; - if (unlikely(ionic_maybe_stop_tx(q, ndescs))) + if (!netif_txq_maybe_stop(q_to_ndq(netdev, q), + ionic_q_space_avail(q), + ndescs, ndescs)) return NETDEV_TX_BUSY; if (skb_is_gso(skb)) - err = ionic_tx_tso(q, skb); + err = ionic_tx_tso(netdev, q, skb); else - err = ionic_tx(q, skb); + err = ionic_tx(netdev, q, skb); if (err) goto err_out_drop; - /* Stop the queue if there aren't descriptors for the next packet. - * Since our SG lists per descriptor take care of most of the possible - * fragmentation, we don't need to have many descriptors available. - */ - ionic_maybe_stop_tx(q, 4); - return NETDEV_TX_OK; err_out_drop: diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.h b/drivers/net/ethernet/pensando/ionic/ionic_txrx.h index d7cbaad8a6fb..9e73e324e7a1 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.h @@ -14,7 +14,7 @@ int ionic_tx_napi(struct napi_struct *napi, int budget); int ionic_txrx_napi(struct napi_struct *napi, int budget); netdev_tx_t ionic_start_xmit(struct sk_buff *skb, struct net_device *netdev); -bool ionic_rx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info); -bool ionic_tx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info); +bool ionic_rx_service(struct ionic_cq *cq); +int ionic_xdp_xmit(struct net_device *netdev, int n, struct xdp_frame **xdp, u32 flags); #endif /* _IONIC_TXRX_H_ */ diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c index 35ec9aab3dc7..51fa880eaf6c 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c @@ -1186,7 +1186,6 @@ static int netxen_p3_has_mn(struct netxen_adapter *adapter) { u32 capability, flashed_ver; - capability = 0; /* NX2031 always had MN */ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) @@ -1197,7 +1196,6 @@ netxen_p3_has_mn(struct netxen_adapter *adapter) flashed_ver = NETXEN_DECODE_VERSION(flashed_ver); if (flashed_ver >= NETXEN_VERSION_CODE(4, 0, 220)) { - capability = NXRD32(adapter, NX_PEG_TUNE_CAPABILITY); if (capability & NX_PEG_TUNE_MN_PRESENT) return 1; diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c index 5a5dbbb8d8aa..9a1660a12c57 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c +++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c @@ -1794,8 +1794,6 @@ qed_rdma_create_srq(void *rdma_cxt, goto err; opaque_fid = p_hwfn->hw_info.opaque_fid; - - opaque_fid = p_hwfn->hw_info.opaque_fid; init_data.opaque_fid = opaque_fid; init_data.comp_mode = QED_SPQ_MODE_EBLOCK; diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index 0e240b5ab8d4..ae3ebf0cf999 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -1776,7 +1776,7 @@ static int qede_get_tunable(struct net_device *dev, return 0; } -static int qede_get_eee(struct net_device *dev, struct ethtool_eee *edata) +static int qede_get_eee(struct net_device *dev, struct ethtool_keee *edata) { struct qede_dev *edev = netdev_priv(dev); struct qed_link_output current_link; @@ -1789,18 +1789,26 @@ static int qede_get_eee(struct net_device *dev, struct ethtool_eee *edata) return -EOPNOTSUPP; } - if (current_link.eee.adv_caps & QED_EEE_1G_ADV) - edata->advertised = ADVERTISED_1000baseT_Full; - if (current_link.eee.adv_caps & QED_EEE_10G_ADV) - edata->advertised |= ADVERTISED_10000baseT_Full; - if (current_link.sup_caps & QED_EEE_1G_ADV) - edata->supported = ADVERTISED_1000baseT_Full; - if (current_link.sup_caps & QED_EEE_10G_ADV) - edata->supported |= ADVERTISED_10000baseT_Full; - if (current_link.eee.lp_adv_caps & QED_EEE_1G_ADV) - edata->lp_advertised = ADVERTISED_1000baseT_Full; - if (current_link.eee.lp_adv_caps & QED_EEE_10G_ADV) - edata->lp_advertised |= ADVERTISED_10000baseT_Full; + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + edata->advertised, + current_link.eee.adv_caps & QED_EEE_1G_ADV); + linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, + edata->advertised, + current_link.eee.adv_caps & QED_EEE_10G_ADV); + + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + edata->supported, + current_link.sup_caps & QED_EEE_1G_ADV); + linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, + edata->supported, + current_link.sup_caps & QED_EEE_10G_ADV); + + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + edata->lp_advertised, + current_link.eee.lp_adv_caps & QED_EEE_1G_ADV); + linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, + edata->lp_advertised, + current_link.eee.lp_adv_caps & QED_EEE_10G_ADV); edata->tx_lpi_timer = current_link.eee.tx_lpi_timer; edata->eee_enabled = current_link.eee.enable; @@ -1810,11 +1818,14 @@ static int qede_get_eee(struct net_device *dev, struct ethtool_eee *edata) return 0; } -static int qede_set_eee(struct net_device *dev, struct ethtool_eee *edata) +static int qede_set_eee(struct net_device *dev, struct ethtool_keee *edata) { + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = {}; + __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp) = {}; struct qede_dev *edev = netdev_priv(dev); struct qed_link_output current_link; struct qed_link_params params; + bool unsupp; if (!edev->ops->common->can_link_change(edev->cdev)) { DP_INFO(edev, "Link settings are not allowed to be changed\n"); @@ -1832,21 +1843,26 @@ static int qede_set_eee(struct net_device *dev, struct ethtool_eee *edata) memset(¶ms, 0, sizeof(params)); params.override_flags |= QED_LINK_OVERRIDE_EEE_CONFIG; - if (!(edata->advertised & (ADVERTISED_1000baseT_Full | - ADVERTISED_10000baseT_Full)) || - ((edata->advertised & (ADVERTISED_1000baseT_Full | - ADVERTISED_10000baseT_Full)) != - edata->advertised)) { + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, + supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + supported); + + unsupp = linkmode_andnot(tmp, edata->advertised, supported); + if (unsupp) { DP_VERBOSE(edev, QED_MSG_DEBUG, - "Invalid advertised capabilities %d\n", - edata->advertised); + "Invalid advertised capabilities %*pb\n", + __ETHTOOL_LINK_MODE_MASK_NBITS, edata->advertised); return -EINVAL; } - if (edata->advertised & ADVERTISED_1000baseT_Full) + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + edata->advertised)) params.eee.adv_caps = QED_EEE_1G_ADV; - if (edata->advertised & ADVERTISED_10000baseT_Full) - params.eee.adv_caps |= QED_EEE_10G_ADV; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, + edata->advertised)) + params.eee.adv_caps = QED_EEE_10G_ADV; + params.eee.enable = edata->eee_enabled; params.eee.tx_lpi_enable = edata->tx_lpi_enabled; params.eee.tx_lpi_timer = edata->tx_lpi_timer; diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c index cb1746bc0e0c..847fa62c80df 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_fp.c +++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c @@ -215,7 +215,7 @@ static void qede_set_params_for_ipv6_ext(struct sk_buff *skb, bd2_bits1 |= (1 << ETH_TX_DATA_2ND_BD_IPV6_EXT_SHIFT); - bd2_bits2 |= ((((u8 *)skb_transport_header(skb) - skb->data) >> 1) & + bd2_bits2 |= ((skb_transport_offset(skb) >> 1) & ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_MASK) << ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_SHIFT; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 41894d154013..b9dc0071c5de 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -446,8 +446,7 @@ static int qlcnic_tx_encap_pkt(struct qlcnic_adapter *adapter, encap_descr |= skb_network_offset(skb) << 10; first_desc->encap_descr = cpu_to_le16(encap_descr); - first_desc->tcp_hdr_offset = skb_inner_transport_header(skb) - - skb->data; + first_desc->tcp_hdr_offset = skb_inner_transport_offset(skb); first_desc->ip_hdr_offset = skb_inner_network_offset(skb); qlcnic_set_tx_flags_opcode(first_desc, flags, opcode); diff --git a/drivers/net/ethernet/qualcomm/emac/emac.c b/drivers/net/ethernet/qualcomm/emac/emac.c index 3270df72541b..4c06f55878de 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac.c @@ -771,5 +771,6 @@ static struct platform_driver emac_platform_driver = { module_platform_driver(emac_platform_driver); +MODULE_DESCRIPTION("Qualcomm EMAC Gigabit Ethernet driver"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:qcom-emac"); diff --git a/drivers/net/ethernet/qualcomm/qca_7k.c b/drivers/net/ethernet/qualcomm/qca_7k.c index 4292c89bd35c..6263e4cf47fa 100644 --- a/drivers/net/ethernet/qualcomm/qca_7k.c +++ b/drivers/net/ethernet/qualcomm/qca_7k.c @@ -1,22 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause /* - * * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - * */ /* This module implements the Qualcomm Atheros SPI protocol for diff --git a/drivers/net/ethernet/qualcomm/qca_7k.h b/drivers/net/ethernet/qualcomm/qca_7k.h index 356de8ec5d48..828ee9c27578 100644 --- a/drivers/net/ethernet/qualcomm/qca_7k.h +++ b/drivers/net/ethernet/qualcomm/qca_7k.h @@ -1,21 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ /* * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - * */ /* Qualcomm Atheros SPI register definition. diff --git a/drivers/net/ethernet/qualcomm/qca_7k_common.c b/drivers/net/ethernet/qualcomm/qca_7k_common.c index 6b511f05df61..5302da587620 100644 --- a/drivers/net/ethernet/qualcomm/qca_7k_common.c +++ b/drivers/net/ethernet/qualcomm/qca_7k_common.c @@ -1,20 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause /* * Copyright (c) 2011, 2012, Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* Atheros ethernet framing. Every Ethernet frame is surrounded @@ -162,5 +149,5 @@ EXPORT_SYMBOL_GPL(qcafrm_fsm_decode); MODULE_DESCRIPTION("Qualcomm Atheros QCA7000 common"); MODULE_AUTHOR("Qualcomm Atheros Communications"); -MODULE_AUTHOR("Stefan Wahren <stefan.wahren@i2se.com>"); +MODULE_AUTHOR("Stefan Wahren <wahrenst@gmx.net>"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/ethernet/qualcomm/qca_7k_common.h b/drivers/net/ethernet/qualcomm/qca_7k_common.h index 928554f11e35..44ed66fdb407 100644 --- a/drivers/net/ethernet/qualcomm/qca_7k_common.h +++ b/drivers/net/ethernet/qualcomm/qca_7k_common.h @@ -1,20 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ /* * Copyright (c) 2011, 2012, Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* Atheros Ethernet framing. Every Ethernet frame is surrounded by an atheros @@ -107,9 +94,6 @@ struct qcafrm_handle { /* Offset in buffer (borrowed for length too) */ u16 offset; - - /* Frame length as kept by this module */ - u16 len; }; u16 qcafrm_create_header(u8 *buf, u16 len); @@ -128,17 +112,6 @@ static inline void qcafrm_fsm_init_uart(struct qcafrm_handle *handle) handle->state = handle->init; } -/* Gather received bytes and try to extract a full Ethernet frame - * by following a simple state machine. - * - * Return: QCAFRM_GATHER No Ethernet frame fully received yet. - * QCAFRM_NOHEAD Header expected but not found. - * QCAFRM_INVLEN QCA7K frame length is invalid - * QCAFRM_NOTAIL Footer expected but not found. - * > 0 Number of byte in the fully received - * Ethernet frame - */ - s32 qcafrm_fsm_decode(struct qcafrm_handle *handle, u8 *buf, u16 buf_len, u8 recv_byte); #endif /* _QCA_FRAMING_H */ diff --git a/drivers/net/ethernet/qualcomm/qca_debug.c b/drivers/net/ethernet/qualcomm/qca_debug.c index 1822f2ad8f0d..ff3b89e9028e 100644 --- a/drivers/net/ethernet/qualcomm/qca_debug.c +++ b/drivers/net/ethernet/qualcomm/qca_debug.c @@ -1,20 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause /* * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* This file contains debugging routines for use in the QCA7K driver. @@ -255,7 +242,7 @@ qcaspi_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring, struct qcaspi *qca = netdev_priv(dev); ring->rx_max_pending = QCASPI_RX_MAX_FRAMES; - ring->tx_max_pending = TX_RING_MAX_LEN; + ring->tx_max_pending = QCASPI_TX_RING_MAX_LEN; ring->rx_pending = QCASPI_RX_MAX_FRAMES; ring->tx_pending = qca->txr.count; } @@ -275,8 +262,8 @@ qcaspi_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ring, if (qca->spi_thread) kthread_park(qca->spi_thread); - qca->txr.count = max_t(u32, ring->tx_pending, TX_RING_MIN_LEN); - qca->txr.count = min_t(u16, qca->txr.count, TX_RING_MAX_LEN); + qca->txr.count = max_t(u32, ring->tx_pending, QCASPI_TX_RING_MIN_LEN); + qca->txr.count = min_t(u16, qca->txr.count, QCASPI_TX_RING_MAX_LEN); if (qca->spi_thread) kthread_unpark(qca->spi_thread); diff --git a/drivers/net/ethernet/qualcomm/qca_debug.h b/drivers/net/ethernet/qualcomm/qca_debug.h index 46a785844421..0d98cef3abc4 100644 --- a/drivers/net/ethernet/qualcomm/qca_debug.h +++ b/drivers/net/ethernet/qualcomm/qca_debug.h @@ -1,20 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ /* * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* This file contains debugging routines for use in the QCA7K driver. diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 5f3c11fb3fa2..5799ecc88a87 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -1,20 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause /* * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* This module implements the Qualcomm Atheros SPI protocol for @@ -359,7 +346,7 @@ qcaspi_receive(struct qcaspi *qca) /* Read the packet size. */ qcaspi_read_register(qca, SPI_REG_RDBUF_BYTE_AVA, &available); - netdev_dbg(net_dev, "qcaspi_receive: SPI_REG_RDBUF_BYTE_AVA: Value: %08x\n", + netdev_dbg(net_dev, "qcaspi_receive: SPI_REG_RDBUF_BYTE_AVA: Value: %04x\n", available); if (available > QCASPI_HW_BUF_LEN + QCASPI_HW_PKT_LEN) { @@ -476,7 +463,7 @@ qcaspi_flush_tx_ring(struct qcaspi *qca) * has been replaced by netif_tx_lock_bh() and so on. */ netif_tx_lock_bh(qca->net_dev); - for (i = 0; i < TX_RING_MAX_LEN; i++) { + for (i = 0; i < QCASPI_TX_RING_MAX_LEN; i++) { if (qca->txr.skb[i]) { dev_kfree_skb(qca->txr.skb[i]); qca->txr.skb[i] = NULL; @@ -687,7 +674,7 @@ static int qcaspi_netdev_open(struct net_device *dev) { struct qcaspi *qca = netdev_priv(dev); - int ret = 0; + struct task_struct *thread; if (!qca) return -EINVAL; @@ -697,23 +684,18 @@ qcaspi_netdev_open(struct net_device *dev) qca->sync = QCASPI_SYNC_UNKNOWN; qcafrm_fsm_init_spi(&qca->frm_handle); - qca->spi_thread = kthread_run((void *)qcaspi_spi_thread, - qca, "%s", dev->name); + thread = kthread_run((void *)qcaspi_spi_thread, + qca, "%s", dev->name); - if (IS_ERR(qca->spi_thread)) { + if (IS_ERR(thread)) { netdev_err(dev, "%s: unable to start kernel thread.\n", QCASPI_DRV_NAME); - return PTR_ERR(qca->spi_thread); + return PTR_ERR(thread); } - ret = request_irq(qca->spi_dev->irq, qcaspi_intr_handler, 0, - dev->name, qca); - if (ret) { - netdev_err(dev, "%s: unable to get IRQ %d (irqval=%d).\n", - QCASPI_DRV_NAME, qca->spi_dev->irq, ret); - kthread_stop(qca->spi_thread); - return ret; - } + qca->spi_thread = thread; + + enable_irq(qca->spi_dev->irq); /* SPI thread takes care of TX queue */ @@ -728,10 +710,12 @@ qcaspi_netdev_close(struct net_device *dev) netif_stop_queue(dev); qcaspi_write_register(qca, SPI_REG_INTR_ENABLE, 0, wr_verify); - free_irq(qca->spi_dev->irq, qca); + disable_irq(qca->spi_dev->irq); - kthread_stop(qca->spi_thread); - qca->spi_thread = NULL; + if (qca->spi_thread) { + kthread_stop(qca->spi_thread); + qca->spi_thread = NULL; + } qcaspi_flush_tx_ring(qca); return 0; @@ -831,8 +815,8 @@ qcaspi_netdev_init(struct net_device *dev) qca->clkspeed = qcaspi_clkspeed; qca->burst_len = qcaspi_burst_len; qca->spi_thread = NULL; - qca->buffer_size = (dev->mtu + VLAN_ETH_HLEN + QCAFRM_HEADER_LEN + - QCAFRM_FOOTER_LEN + 4) * 4; + qca->buffer_size = (QCAFRM_MAX_MTU + VLAN_ETH_HLEN + QCAFRM_HEADER_LEN + + QCAFRM_FOOTER_LEN + QCASPI_HW_PKT_LEN) * QCASPI_RX_MAX_FRAMES; memset(&qca->stats, 0, sizeof(struct qcaspi_stats)); @@ -881,6 +865,8 @@ qcaspi_netdev_setup(struct net_device *dev) qcaspi_set_ethtool_ops(dev); dev->watchdog_timeo = QCASPI_TX_TIMEOUT; dev->priv_flags &= ~IFF_TX_SKB_SHARING; + dev->needed_tailroom = ALIGN(QCAFRM_FOOTER_LEN + QCAFRM_MIN_LEN, 4); + dev->needed_headroom = ALIGN(QCAFRM_HEADER_LEN, 4); dev->tx_queue_len = 100; /* MTU range: 46 - 1500 */ @@ -891,7 +877,7 @@ qcaspi_netdev_setup(struct net_device *dev) memset(qca, 0, sizeof(struct qcaspi)); memset(&qca->txr, 0, sizeof(qca->txr)); - qca->txr.count = TX_RING_MAX_LEN; + qca->txr.count = QCASPI_TX_RING_MAX_LEN; } static const struct of_device_id qca_spi_of_match[] = { @@ -984,6 +970,15 @@ qca_spi_probe(struct spi_device *spi) spi_set_drvdata(spi, qcaspi_devs); + ret = devm_request_irq(&spi->dev, spi->irq, qcaspi_intr_handler, + IRQF_NO_AUTOEN, qca->net_dev->name, qca); + if (ret) { + dev_err(&spi->dev, "Unable to get IRQ %d (irqval=%d).\n", + spi->irq, ret); + free_netdev(qcaspi_devs); + return ret; + } + ret = of_get_ethdev_address(spi->dev.of_node, qca->net_dev); if (ret) { eth_hw_addr_random(qca->net_dev); @@ -998,8 +993,8 @@ qca_spi_probe(struct spi_device *spi) qcaspi_read_register(qca, SPI_REG_SIGNATURE, &signature); if (signature != QCASPI_GOOD_SIGNATURE) { - dev_err(&spi->dev, "Invalid signature (0x%04X)\n", - signature); + dev_err(&spi->dev, "Invalid signature (expected 0x%04x, read 0x%04x)\n", + QCASPI_GOOD_SIGNATURE, signature); free_netdev(qcaspi_devs); return -EFAULT; } @@ -1048,6 +1043,6 @@ module_spi_driver(qca_spi_driver); MODULE_DESCRIPTION("Qualcomm Atheros QCA7000 SPI Driver"); MODULE_AUTHOR("Qualcomm Atheros Communications"); -MODULE_AUTHOR("Stefan Wahren <stefan.wahren@i2se.com>"); +MODULE_AUTHOR("Stefan Wahren <wahrenst@gmx.net>"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_VERSION(QCASPI_DRV_VERSION); diff --git a/drivers/net/ethernet/qualcomm/qca_spi.h b/drivers/net/ethernet/qualcomm/qca_spi.h index 3067356106f0..d59cb2352cee 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.h +++ b/drivers/net/ethernet/qualcomm/qca_spi.h @@ -1,20 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ /* * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2014, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* Qualcomm Atheros SPI register definition. @@ -39,8 +26,9 @@ #define QCASPI_GOOD_SIGNATURE 0xAA55 -#define TX_RING_MAX_LEN 10 -#define TX_RING_MIN_LEN 2 +#define QCASPI_TX_RING_MAX_LEN 10 +#define QCASPI_TX_RING_MIN_LEN 2 +#define QCASPI_RX_MAX_FRAMES 4 /* sync related constants */ #define QCASPI_SYNC_UNKNOWN 0 @@ -54,7 +42,7 @@ #define QCASPI_EVENT_CPUON 1 struct tx_ring { - struct sk_buff *skb[TX_RING_MAX_LEN]; + struct sk_buff *skb[QCASPI_TX_RING_MAX_LEN]; u16 head; u16 tail; u16 size; diff --git a/drivers/net/ethernet/qualcomm/qca_uart.c b/drivers/net/ethernet/qualcomm/qca_uart.c index 223321897b96..321fd8d00730 100644 --- a/drivers/net/ethernet/qualcomm/qca_uart.c +++ b/drivers/net/ethernet/qualcomm/qca_uart.c @@ -1,20 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause /* * Copyright (c) 2011, 2012, Qualcomm Atheros Communications Inc. * Copyright (c) 2017, I2SE GmbH - * - * Permission to use, copy, modify, and/or distribute this software - * for any purpose with or without fee is hereby granted, provided - * that the above copyright notice and this permission notice appear - * in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* This module implements the Qualcomm Atheros UART protocol for @@ -410,6 +397,6 @@ module_serdev_device_driver(qca_uart_driver); MODULE_DESCRIPTION("Qualcomm Atheros QCA7000 UART Driver"); MODULE_AUTHOR("Qualcomm Atheros Communications"); -MODULE_AUTHOR("Stefan Wahren <stefan.wahren@i2se.com>"); +MODULE_AUTHOR("Stefan Wahren <wahrenst@gmx.net>"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_VERSION(QCAUART_DRV_VERSION); diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c index 5b69b9268c75..f3bea196a8f9 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c @@ -520,4 +520,5 @@ static void __exit rmnet_exit(void) module_init(rmnet_init) module_exit(rmnet_exit) MODULE_ALIAS_RTNL_LINK("rmnet"); +MODULE_DESCRIPTION("Qualcomm RmNet MAP driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c index 046b5f7d8e7c..9d2a9562c96f 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c @@ -98,7 +98,7 @@ static int rmnet_vnd_get_iflink(const struct net_device *dev) { struct rmnet_priv *priv = netdev_priv(dev); - return priv->real_dev->ifindex; + return READ_ONCE(priv->real_dev->ifindex); } static int rmnet_vnd_init(struct net_device *dev) diff --git a/drivers/net/ethernet/realtek/r8169.h b/drivers/net/ethernet/realtek/r8169.h index 81567fcf3957..4c043052198d 100644 --- a/drivers/net/ethernet/realtek/r8169.h +++ b/drivers/net/ethernet/realtek/r8169.h @@ -68,6 +68,7 @@ enum mac_version { /* support for RTL_GIGA_MAC_VER_60 has been removed */ RTL_GIGA_MAC_VER_61, RTL_GIGA_MAC_VER_63, + RTL_GIGA_MAC_VER_65, RTL_GIGA_MAC_NONE }; @@ -84,3 +85,6 @@ void r8169_get_led_name(struct rtl8169_private *tp, int idx, int rtl8168_get_led_mode(struct rtl8169_private *tp); int rtl8168_led_mod_ctrl(struct rtl8169_private *tp, u16 mask, u16 val); void rtl8168_init_leds(struct net_device *ndev); +int rtl8125_get_led_mode(struct rtl8169_private *tp, int index); +int rtl8125_set_led_mode(struct rtl8169_private *tp, int index, u16 mode); +void rtl8125_init_leds(struct net_device *ndev); diff --git a/drivers/net/ethernet/realtek/r8169_leds.c b/drivers/net/ethernet/realtek/r8169_leds.c index 007d077edcad..7c5dc9d0df85 100644 --- a/drivers/net/ethernet/realtek/r8169_leds.c +++ b/drivers/net/ethernet/realtek/r8169_leds.c @@ -18,12 +18,14 @@ #define RTL8168_LED_CTRL_LINK_100 BIT(1) #define RTL8168_LED_CTRL_LINK_10 BIT(0) -#define RTL8168_NUM_LEDS 3 +#define RTL8125_LED_CTRL_ACT BIT(9) +#define RTL8125_LED_CTRL_LINK_2500 BIT(5) +#define RTL8125_LED_CTRL_LINK_1000 BIT(3) +#define RTL8125_LED_CTRL_LINK_100 BIT(1) +#define RTL8125_LED_CTRL_LINK_10 BIT(0) -#define RTL8168_SUPPORTED_MODES \ - (BIT(TRIGGER_NETDEV_LINK_1000) | BIT(TRIGGER_NETDEV_LINK_100) | \ - BIT(TRIGGER_NETDEV_LINK_10) | BIT(TRIGGER_NETDEV_RX) | \ - BIT(TRIGGER_NETDEV_TX)) +#define RTL8168_NUM_LEDS 3 +#define RTL8125_NUM_LEDS 4 struct r8169_led_classdev { struct led_classdev led; @@ -33,28 +35,35 @@ struct r8169_led_classdev { #define lcdev_to_r8169_ldev(lcdev) container_of(lcdev, struct r8169_led_classdev, led) +static bool r8169_trigger_mode_is_valid(unsigned long flags) +{ + bool rx, tx; + + if (flags & BIT(TRIGGER_NETDEV_HALF_DUPLEX)) + return false; + if (flags & BIT(TRIGGER_NETDEV_FULL_DUPLEX)) + return false; + + rx = flags & BIT(TRIGGER_NETDEV_RX); + tx = flags & BIT(TRIGGER_NETDEV_TX); + + return rx == tx; +} + static int rtl8168_led_hw_control_is_supported(struct led_classdev *led_cdev, unsigned long flags) { struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev); struct rtl8169_private *tp = netdev_priv(ldev->ndev); int shift = ldev->index * 4; - bool rx, tx; - - if (flags & ~RTL8168_SUPPORTED_MODES) - goto nosupp; - rx = flags & BIT(TRIGGER_NETDEV_RX); - tx = flags & BIT(TRIGGER_NETDEV_TX); - if (rx != tx) - goto nosupp; + if (!r8169_trigger_mode_is_valid(flags)) { + /* Switch LED off to indicate that mode isn't supported */ + rtl8168_led_mod_ctrl(tp, 0x000f << shift, 0); + return -EOPNOTSUPP; + } return 0; - -nosupp: - /* Switch LED off to indicate that mode isn't supported */ - rtl8168_led_mod_ctrl(tp, 0x000f << shift, 0); - return -EOPNOTSUPP; } static int rtl8168_led_hw_control_set(struct led_classdev *led_cdev, @@ -129,7 +138,6 @@ static void rtl8168_setup_ldev(struct r8169_led_classdev *ldev, r8169_get_led_name(tp, index, led_name, LED_MAX_NAME_SIZE); led_cdev->name = led_name; - led_cdev->default_trigger = "netdev"; led_cdev->hw_control_trigger = "netdev"; led_cdev->flags |= LED_RETAIN_AT_SHUTDOWN; led_cdev->hw_control_is_supported = rtl8168_led_hw_control_is_supported; @@ -155,3 +163,102 @@ void rtl8168_init_leds(struct net_device *ndev) for (i = 0; i < RTL8168_NUM_LEDS; i++) rtl8168_setup_ldev(leds + i, ndev, i); } + +static int rtl8125_led_hw_control_is_supported(struct led_classdev *led_cdev, + unsigned long flags) +{ + struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev); + struct rtl8169_private *tp = netdev_priv(ldev->ndev); + + if (!r8169_trigger_mode_is_valid(flags)) { + /* Switch LED off to indicate that mode isn't supported */ + rtl8125_set_led_mode(tp, ldev->index, 0); + return -EOPNOTSUPP; + } + + return 0; +} + +static int rtl8125_led_hw_control_set(struct led_classdev *led_cdev, + unsigned long flags) +{ + struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev); + struct rtl8169_private *tp = netdev_priv(ldev->ndev); + u16 mode = 0; + + if (flags & BIT(TRIGGER_NETDEV_LINK_10)) + mode |= RTL8125_LED_CTRL_LINK_10; + if (flags & BIT(TRIGGER_NETDEV_LINK_100)) + mode |= RTL8125_LED_CTRL_LINK_100; + if (flags & BIT(TRIGGER_NETDEV_LINK_1000)) + mode |= RTL8125_LED_CTRL_LINK_1000; + if (flags & BIT(TRIGGER_NETDEV_LINK_2500)) + mode |= RTL8125_LED_CTRL_LINK_2500; + if (flags & (BIT(TRIGGER_NETDEV_TX) | BIT(TRIGGER_NETDEV_RX))) + mode |= RTL8125_LED_CTRL_ACT; + + return rtl8125_set_led_mode(tp, ldev->index, mode); +} + +static int rtl8125_led_hw_control_get(struct led_classdev *led_cdev, + unsigned long *flags) +{ + struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev); + struct rtl8169_private *tp = netdev_priv(ldev->ndev); + int mode; + + mode = rtl8125_get_led_mode(tp, ldev->index); + if (mode < 0) + return mode; + + if (mode & RTL8125_LED_CTRL_LINK_10) + *flags |= BIT(TRIGGER_NETDEV_LINK_10); + if (mode & RTL8125_LED_CTRL_LINK_100) + *flags |= BIT(TRIGGER_NETDEV_LINK_100); + if (mode & RTL8125_LED_CTRL_LINK_1000) + *flags |= BIT(TRIGGER_NETDEV_LINK_1000); + if (mode & RTL8125_LED_CTRL_LINK_2500) + *flags |= BIT(TRIGGER_NETDEV_LINK_2500); + if (mode & RTL8125_LED_CTRL_ACT) + *flags |= BIT(TRIGGER_NETDEV_TX) | BIT(TRIGGER_NETDEV_RX); + + return 0; +} + +static void rtl8125_setup_led_ldev(struct r8169_led_classdev *ldev, + struct net_device *ndev, int index) +{ + struct rtl8169_private *tp = netdev_priv(ndev); + struct led_classdev *led_cdev = &ldev->led; + char led_name[LED_MAX_NAME_SIZE]; + + ldev->ndev = ndev; + ldev->index = index; + + r8169_get_led_name(tp, index, led_name, LED_MAX_NAME_SIZE); + led_cdev->name = led_name; + led_cdev->hw_control_trigger = "netdev"; + led_cdev->flags |= LED_RETAIN_AT_SHUTDOWN; + led_cdev->hw_control_is_supported = rtl8125_led_hw_control_is_supported; + led_cdev->hw_control_set = rtl8125_led_hw_control_set; + led_cdev->hw_control_get = rtl8125_led_hw_control_get; + led_cdev->hw_control_get_device = r8169_led_hw_control_get_device; + + /* ignore errors */ + devm_led_classdev_register(&ndev->dev, led_cdev); +} + +void rtl8125_init_leds(struct net_device *ndev) +{ + /* bind resource mgmt to netdev */ + struct device *dev = &ndev->dev; + struct r8169_led_classdev *leds; + int i; + + leds = devm_kcalloc(dev, RTL8125_NUM_LEDS, sizeof(*leds), GFP_KERNEL); + if (!leds) + return; + + for (i = 0; i < RTL8125_NUM_LEDS; i++) + rtl8125_setup_led_ldev(leds + i, ndev, i); +} diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index dd73df6b17b0..5c879a5c86d7 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -55,6 +55,7 @@ #define FIRMWARE_8107E_2 "rtl_nic/rtl8107e-2.fw" #define FIRMWARE_8125A_3 "rtl_nic/rtl8125a-3.fw" #define FIRMWARE_8125B_2 "rtl_nic/rtl8125b-2.fw" +#define FIRMWARE_8126A_2 "rtl_nic/rtl8126a-2.fw" #define TX_DMA_BURST 7 /* Maximum PCI burst, '7' is unlimited */ #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ @@ -136,6 +137,7 @@ static const struct { [RTL_GIGA_MAC_VER_61] = {"RTL8125A", FIRMWARE_8125A_3}, /* reserve 62 for CFG_METHOD_4 in the vendor driver */ [RTL_GIGA_MAC_VER_63] = {"RTL8125B", FIRMWARE_8125B_2}, + [RTL_GIGA_MAC_VER_65] = {"RTL8126A", FIRMWARE_8126A_2}, }; static const struct pci_device_id rtl8169_pci_tbl[] = { @@ -158,6 +160,7 @@ static const struct pci_device_id rtl8169_pci_tbl[] = { { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0024 }, { 0x0001, 0x8168, PCI_ANY_ID, 0x2410 }, { PCI_VDEVICE(REALTEK, 0x8125) }, + { PCI_VDEVICE(REALTEK, 0x8126) }, { PCI_VDEVICE(REALTEK, 0x3000) }, {} }; @@ -327,13 +330,23 @@ enum rtl8168_registers { }; enum rtl8125_registers { + LEDSEL0 = 0x18, + INT_CFG0_8125 = 0x34, +#define INT_CFG0_ENABLE_8125 BIT(0) +#define INT_CFG0_CLKREQEN BIT(3) IntrMask_8125 = 0x38, IntrStatus_8125 = 0x3c, + INT_CFG1_8125 = 0x7a, + LEDSEL2 = 0x84, + LEDSEL1 = 0x86, TxPoll_8125 = 0x90, + LEDSEL3 = 0x96, MAC0_BKP = 0x19e0, EEE_TXIDLE_TIMER_8125 = 0x6048, }; +#define LEDSEL_MASK_8125 0x23f + #define RX_VLAN_INNER_8125 BIT(22) #define RX_VLAN_OUTER_8125 BIT(23) #define RX_VLAN_8125 (RX_VLAN_INNER_8125 | RX_VLAN_OUTER_8125) @@ -606,6 +619,7 @@ struct rtl8169_private { struct page *Rx_databuff[NUM_RX_DESC]; /* Rx data buffers */ struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */ u16 cp_cmd; + u16 tx_lpi_timer; u32 irq_mask; int irq; struct clk *clk; @@ -629,7 +643,6 @@ struct rtl8169_private { struct rtl8169_counters *counters; struct rtl8169_tc_offsets tc_offset; u32 saved_wolopts; - int eee_adv; const char *fw_name; struct rtl_fw *rtl_fw; @@ -663,6 +676,7 @@ MODULE_FIRMWARE(FIRMWARE_8168FP_3); MODULE_FIRMWARE(FIRMWARE_8107E_2); MODULE_FIRMWARE(FIRMWARE_8125A_3); MODULE_FIRMWARE(FIRMWARE_8125B_2); +MODULE_FIRMWARE(FIRMWARE_8126A_2); static inline struct device *tp_to_dev(struct rtl8169_private *tp) { @@ -824,6 +838,51 @@ int rtl8168_get_led_mode(struct rtl8169_private *tp) return ret; } +static int rtl8125_get_led_reg(int index) +{ + static const int led_regs[] = { LEDSEL0, LEDSEL1, LEDSEL2, LEDSEL3 }; + + return led_regs[index]; +} + +int rtl8125_set_led_mode(struct rtl8169_private *tp, int index, u16 mode) +{ + int reg = rtl8125_get_led_reg(index); + struct device *dev = tp_to_dev(tp); + int ret; + u16 val; + + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) + return ret; + + mutex_lock(&tp->led_lock); + val = RTL_R16(tp, reg) & ~LEDSEL_MASK_8125; + RTL_W16(tp, reg, val | mode); + mutex_unlock(&tp->led_lock); + + pm_runtime_put_sync(dev); + + return 0; +} + +int rtl8125_get_led_mode(struct rtl8169_private *tp, int index) +{ + int reg = rtl8125_get_led_reg(index); + struct device *dev = tp_to_dev(tp); + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) + return ret; + + ret = RTL_R16(tp, reg); + + pm_runtime_put_sync(dev); + + return ret; +} + void r8169_get_led_name(struct rtl8169_private *tp, int idx, char *buf, int buf_len) { @@ -1140,7 +1199,7 @@ static void rtl_writephy(struct rtl8169_private *tp, int location, int val) case RTL_GIGA_MAC_VER_31: r8168dp_2_mdio_write(tp, location, val); break; - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65: r8168g_mdio_write(tp, location, val); break; default: @@ -1155,7 +1214,7 @@ static int rtl_readphy(struct rtl8169_private *tp, int location) case RTL_GIGA_MAC_VER_28: case RTL_GIGA_MAC_VER_31: return r8168dp_2_mdio_read(tp, location); - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65: return r8168g_mdio_read(tp, location); default: return r8169_mdio_read(tp, location); @@ -1341,7 +1400,7 @@ static void rtl_set_d3_pll_down(struct rtl8169_private *tp, bool enable) case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_29 ... RTL_GIGA_MAC_VER_30: case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_37: - case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_65: if (enable) RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) & ~D3_NO_PLL_DOWN); else @@ -1508,7 +1567,7 @@ static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts) break; case RTL_GIGA_MAC_VER_34: case RTL_GIGA_MAC_VER_37: - case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_65: if (wolopts) rtl_mod_config2(tp, 0, PME_SIGNAL); else @@ -1974,30 +2033,64 @@ static int rtl_set_coalesce(struct net_device *dev, return 0; } -static int rtl8169_get_eee(struct net_device *dev, struct ethtool_eee *data) +static void rtl_set_eee_txidle_timer(struct rtl8169_private *tp) +{ + unsigned int timer_val = READ_ONCE(tp->dev->mtu) + ETH_HLEN + 0x20; + + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_46: + case RTL_GIGA_MAC_VER_48: + tp->tx_lpi_timer = timer_val; + r8168_mac_ocp_write(tp, 0xe048, timer_val); + break; + case RTL_GIGA_MAC_VER_61: + case RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_65: + tp->tx_lpi_timer = timer_val; + RTL_W16(tp, EEE_TXIDLE_TIMER_8125, timer_val); + break; + default: + break; + } +} + +static unsigned int r8169_get_tx_lpi_timer_us(struct rtl8169_private *tp) +{ + unsigned int speed = tp->phydev->speed; + unsigned int timer = tp->tx_lpi_timer; + + if (!timer || speed == SPEED_UNKNOWN) + return 0; + + /* tx_lpi_timer value is in bytes */ + return DIV_ROUND_CLOSEST(timer * BITS_PER_BYTE, speed); +} + +static int rtl8169_get_eee(struct net_device *dev, struct ethtool_keee *data) { struct rtl8169_private *tp = netdev_priv(dev); + int ret; if (!rtl_supports_eee(tp)) return -EOPNOTSUPP; - return phy_ethtool_get_eee(tp->phydev, data); + ret = phy_ethtool_get_eee(tp->phydev, data); + if (ret) + return ret; + + data->tx_lpi_timer = r8169_get_tx_lpi_timer_us(tp); + + return 0; } -static int rtl8169_set_eee(struct net_device *dev, struct ethtool_eee *data) +static int rtl8169_set_eee(struct net_device *dev, struct ethtool_keee *data) { struct rtl8169_private *tp = netdev_priv(dev); - int ret; if (!rtl_supports_eee(tp)) return -EOPNOTSUPP; - ret = phy_ethtool_set_eee(tp->phydev, data); - - if (!ret) - tp->eee_adv = phy_read_mmd(dev->phydev, MDIO_MMD_AN, - MDIO_AN_EEE_ADV); - return ret; + return phy_ethtool_set_eee(tp->phydev, data); } static void rtl8169_get_ringparam(struct net_device *dev, @@ -2062,21 +2155,6 @@ static const struct ethtool_ops rtl8169_ethtool_ops = { .set_pauseparam = rtl8169_set_pauseparam, }; -static void rtl_enable_eee(struct rtl8169_private *tp) -{ - struct phy_device *phydev = tp->phydev; - int adv; - - /* respect EEE advertisement the user may have set */ - if (tp->eee_adv >= 0) - adv = tp->eee_adv; - else - adv = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE); - - if (adv >= 0) - phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, adv); -} - static enum mac_version rtl8169_get_mac_version(u16 xid, bool gmii) { /* @@ -2095,6 +2173,9 @@ static enum mac_version rtl8169_get_mac_version(u16 xid, bool gmii) u16 val; enum mac_version ver; } mac_info[] = { + /* 8126A family. */ + { 0x7cf, 0x649, RTL_GIGA_MAC_VER_65 }, + /* 8125B family. */ { 0x7cf, 0x641, RTL_GIGA_MAC_VER_63 }, @@ -2250,14 +2331,8 @@ static void rtl8125a_config_eee_mac(struct rtl8169_private *tp) r8168_mac_ocp_modify(tp, 0xeb62, 0, BIT(2) | BIT(1)); } -static void rtl8125_set_eee_txidle_timer(struct rtl8169_private *tp) -{ - RTL_W16(tp, EEE_TXIDLE_TIMER_8125, tp->dev->mtu + ETH_HLEN + 0x20); -} - static void rtl8125b_config_eee_mac(struct rtl8169_private *tp) { - rtl8125_set_eee_txidle_timer(tp); r8168_mac_ocp_modify(tp, 0xe040, 0, BIT(1) | BIT(0)); } @@ -2313,9 +2388,6 @@ static void rtl8169_init_phy(struct rtl8169_private *tp) /* We may have called phy_speed_down before */ phy_speed_up(tp->phydev); - if (rtl_supports_eee(tp)) - rtl_enable_eee(tp); - genphy_soft_reset(tp->phydev); } @@ -2368,6 +2440,7 @@ static void rtl_init_rxcfg(struct rtl8169_private *tp) RTL_W32(tp, RxConfig, RX_FETCH_DFLT_8125 | RX_DMA_BURST); break; case RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_65: RTL_W32(tp, RxConfig, RX_FETCH_DFLT_8125 | RX_DMA_BURST | RX_PAUSE_SLOT_ON); break; @@ -2554,7 +2627,7 @@ static void rtl_wait_txrx_fifo_empty(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_61: rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42); break; - case RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_63 ... RTL_GIGA_MAC_VER_65: RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq); rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42); rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond_2, 100, 42); @@ -2797,7 +2870,7 @@ static void rtl_enable_exit_l1(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_37 ... RTL_GIGA_MAC_VER_38: rtl_eri_set_bits(tp, 0xd4, 0x0c00); break; - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65: r8168_mac_ocp_modify(tp, 0xc0ac, 0, 0x1f80); break; default: @@ -2811,7 +2884,7 @@ static void rtl_disable_exit_l1(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_38: rtl_eri_clear_bits(tp, 0xd4, 0x1f00); break; - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65: r8168_mac_ocp_modify(tp, 0xc0ac, 0x1f80, 0); break; default: @@ -2821,6 +2894,8 @@ static void rtl_disable_exit_l1(struct rtl8169_private *tp) static void rtl_hw_aspm_clkreq_enable(struct rtl8169_private *tp, bool enable) { + u8 val8; + if (tp->mac_version < RTL_GIGA_MAC_VER_32) return; @@ -2834,11 +2909,19 @@ static void rtl_hw_aspm_clkreq_enable(struct rtl8169_private *tp, bool enable) return; rtl_mod_config5(tp, 0, ASPM_en); - rtl_mod_config2(tp, 0, ClkReqEn); + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_65: + val8 = RTL_R8(tp, INT_CFG0_8125) | INT_CFG0_CLKREQEN; + RTL_W8(tp, INT_CFG0_8125, val8); + break; + default: + rtl_mod_config2(tp, 0, ClkReqEn); + break; + } switch (tp->mac_version) { case RTL_GIGA_MAC_VER_46 ... RTL_GIGA_MAC_VER_48: - case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65: /* reset ephy tx/rx disable timer */ r8168_mac_ocp_modify(tp, 0xe094, 0xff00, 0); /* chip can trigger L1.2 */ @@ -2850,14 +2933,22 @@ static void rtl_hw_aspm_clkreq_enable(struct rtl8169_private *tp, bool enable) } else { switch (tp->mac_version) { case RTL_GIGA_MAC_VER_46 ... RTL_GIGA_MAC_VER_48: - case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65: r8168_mac_ocp_modify(tp, 0xe092, 0x00ff, 0); break; default: break; } - rtl_mod_config2(tp, ClkReqEn, 0); + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_65: + val8 = RTL_R8(tp, INT_CFG0_8125) & ~INT_CFG0_CLKREQEN; + RTL_W8(tp, INT_CFG0_8125, val8); + break; + default: + rtl_mod_config2(tp, ClkReqEn, 0); + break; + } rtl_mod_config5(tp, ASPM_en, 0); } } @@ -3570,10 +3661,15 @@ static void rtl_hw_start_8125_common(struct rtl8169_private *tp) /* disable new tx descriptor format */ r8168_mac_ocp_modify(tp, 0xeb58, 0x0001, 0x0000); - if (tp->mac_version == RTL_GIGA_MAC_VER_63) + if (tp->mac_version == RTL_GIGA_MAC_VER_65) + RTL_W8(tp, 0xD8, RTL_R8(tp, 0xD8) & ~0x02); + + if (tp->mac_version == RTL_GIGA_MAC_VER_65) + r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0400); + else if (tp->mac_version == RTL_GIGA_MAC_VER_63) r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0200); else - r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0400); + r8168_mac_ocp_modify(tp, 0xe614, 0x0700, 0x0300); if (tp->mac_version == RTL_GIGA_MAC_VER_63) r8168_mac_ocp_modify(tp, 0xe63e, 0x0c30, 0x0000); @@ -3586,6 +3682,10 @@ static void rtl_hw_start_8125_common(struct rtl8169_private *tp) r8168_mac_ocp_modify(tp, 0xe056, 0x00f0, 0x0030); r8168_mac_ocp_modify(tp, 0xe040, 0x1000, 0x0000); r8168_mac_ocp_modify(tp, 0xea1c, 0x0003, 0x0001); + if (tp->mac_version == RTL_GIGA_MAC_VER_65) + r8168_mac_ocp_modify(tp, 0xea1c, 0x0300, 0x0000); + else + r8168_mac_ocp_modify(tp, 0xea1c, 0x0004, 0x0000); r8168_mac_ocp_modify(tp, 0xe0c0, 0x4f0f, 0x4403); r8168_mac_ocp_modify(tp, 0xe052, 0x0080, 0x0068); r8168_mac_ocp_modify(tp, 0xd430, 0x0fff, 0x047f); @@ -3600,10 +3700,10 @@ static void rtl_hw_start_8125_common(struct rtl8169_private *tp) rtl_loop_wait_low(tp, &rtl_mac_ocp_e00e_cond, 1000, 10); - if (tp->mac_version == RTL_GIGA_MAC_VER_63) - rtl8125b_config_eee_mac(tp); - else + if (tp->mac_version == RTL_GIGA_MAC_VER_61) rtl8125a_config_eee_mac(tp); + else + rtl8125b_config_eee_mac(tp); rtl_disable_rxdvgate(tp); } @@ -3647,6 +3747,12 @@ static void rtl_hw_start_8125b(struct rtl8169_private *tp) rtl_hw_start_8125_common(tp); } +static void rtl_hw_start_8126a(struct rtl8169_private *tp) +{ + rtl_set_def_aspm_entry_latency(tp); + rtl_hw_start_8125_common(tp); +} + static void rtl_hw_config(struct rtl8169_private *tp) { static const rtl_generic_fct hw_configs[] = { @@ -3689,6 +3795,7 @@ static void rtl_hw_config(struct rtl8169_private *tp) [RTL_GIGA_MAC_VER_53] = rtl_hw_start_8117, [RTL_GIGA_MAC_VER_61] = rtl_hw_start_8125a_2, [RTL_GIGA_MAC_VER_63] = rtl_hw_start_8125b, + [RTL_GIGA_MAC_VER_65] = rtl_hw_start_8126a, }; if (hw_configs[tp->mac_version]) @@ -3699,9 +3806,23 @@ static void rtl_hw_start_8125(struct rtl8169_private *tp) { int i; + RTL_W8(tp, INT_CFG0_8125, 0x00); + /* disable interrupt coalescing */ - for (i = 0xa00; i < 0xb00; i += 4) - RTL_W32(tp, i, 0); + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_61: + for (i = 0xa00; i < 0xb00; i += 4) + RTL_W32(tp, i, 0); + break; + case RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_65: + for (i = 0xa00; i < 0xa80; i += 4) + RTL_W32(tp, i, 0); + RTL_W16(tp, INT_CFG1_8125, 0x0000); + break; + default: + break; + } rtl_hw_config(tp); } @@ -3744,6 +3865,8 @@ static void rtl_hw_start(struct rtl8169_private *tp) rtl_hw_aspm_clkreq_enable(tp, false); RTL_W16(tp, CPlusCmd, tp->cp_cmd); + rtl_set_eee_txidle_timer(tp); + if (tp->mac_version <= RTL_GIGA_MAC_VER_06) rtl_hw_start_8169(tp); else if (rtl_is_8125(tp)) @@ -3777,15 +3900,7 @@ static int rtl8169_change_mtu(struct net_device *dev, int new_mtu) dev->mtu = new_mtu; netdev_update_features(dev); rtl_jumbo_config(tp); - - switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_61: - case RTL_GIGA_MAC_VER_63: - rtl8125_set_eee_txidle_timer(tp); - break; - default: - break; - } + rtl_set_eee_txidle_timer(tp); return 0; } @@ -3929,7 +4044,7 @@ static void rtl8169_cleanup(struct rtl8169_private *tp) RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq); rtl_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666); break; - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_65: rtl_enable_rxdvgate(tp); fsleep(2000); break; @@ -4080,8 +4195,7 @@ static unsigned int rtl_quirk_packet_padto(struct rtl8169_private *tp, switch (tp->mac_version) { case RTL_GIGA_MAC_VER_34: - case RTL_GIGA_MAC_VER_61: - case RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65: padto = max_t(unsigned int, padto, ETH_ZLEN); break; default: @@ -5058,7 +5172,8 @@ static int r8169_mdio_register(struct rtl8169_private *tp) } tp->phydev->mac_managed_pm = true; - + if (rtl_supports_eee(tp)) + phy_support_eee(tp->phydev); phy_support_asym_pause(tp->phydev); /* PHY will be woken up in rtl_open() */ @@ -5108,7 +5223,7 @@ static void rtl_hw_initialize(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_48: rtl_hw_init_8168g(tp); break; - case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_63: + case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_65: rtl_hw_init_8125(tp); break; default: @@ -5193,7 +5308,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->dev = dev; tp->pci_dev = pdev; tp->supports_gmii = ent->driver_data == RTL_CFG_NO_GBIT ? 0 : 1; - tp->eee_adv = -1; tp->ocp_base = OCP_STD_PHY_BASE; raw_spin_lock_init(&tp->cfg9346_usage_lock); @@ -5201,11 +5315,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) raw_spin_lock_init(&tp->mac_ocp_lock); mutex_init(&tp->led_lock); - dev->tstats = devm_netdev_alloc_pcpu_stats(&pdev->dev, - struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - /* Get the *optional* external "ether_clk" used on some boards */ tp->clk = devm_clk_get_optional_enabled(&pdev->dev, "ether_clk"); if (IS_ERR(tp->clk)) @@ -5320,6 +5429,8 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dev->hw_features |= NETIF_F_RXALL; dev->hw_features |= NETIF_F_RXFCS; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; + netdev_sw_irq_coalesce_default_on(dev); /* configure chip for default features */ @@ -5356,10 +5467,12 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) return rc; - if (IS_ENABLED(CONFIG_R8169_LEDS) && - tp->mac_version > RTL_GIGA_MAC_VER_06 && - tp->mac_version < RTL_GIGA_MAC_VER_61) - rtl8168_init_leds(dev); + if (IS_ENABLED(CONFIG_R8169_LEDS)) { + if (rtl_is_8125(tp)) + rtl8125_init_leds(dev); + else if (tp->mac_version > RTL_GIGA_MAC_VER_06) + rtl8168_init_leds(dev); + } netdev_info(dev, "%s, %pM, XID %03x, IRQ %d\n", rtl_chip_infos[chipset].name, dev->dev_addr, xid, tp->irq); diff --git a/drivers/net/ethernet/realtek/r8169_phy_config.c b/drivers/net/ethernet/realtek/r8169_phy_config.c index b50f16786c24..1f74317beb88 100644 --- a/drivers/net/ethernet/realtek/r8169_phy_config.c +++ b/drivers/net/ethernet/realtek/r8169_phy_config.c @@ -1102,6 +1102,12 @@ static void rtl8125b_hw_phy_config(struct rtl8169_private *tp, rtl8125b_config_eee_phy(phydev); } +static void rtl8126a_hw_phy_config(struct rtl8169_private *tp, + struct phy_device *phydev) +{ + r8169_apply_firmware(tp); +} + void r8169_hw_phy_config(struct rtl8169_private *tp, struct phy_device *phydev, enum mac_version ver) { @@ -1152,6 +1158,7 @@ void r8169_hw_phy_config(struct rtl8169_private *tp, struct phy_device *phydev, [RTL_GIGA_MAC_VER_53] = rtl8117_hw_phy_config, [RTL_GIGA_MAC_VER_61] = rtl8125a_2_hw_phy_config, [RTL_GIGA_MAC_VER_63] = rtl8125b_hw_phy_config, + [RTL_GIGA_MAC_VER_65] = rtl8126a_hw_phy_config, }; if (phy_configs[ver]) diff --git a/drivers/net/ethernet/renesas/Kconfig b/drivers/net/ethernet/renesas/Kconfig index d6136fe5c206..b03fae7a0f72 100644 --- a/drivers/net/ethernet/renesas/Kconfig +++ b/drivers/net/ethernet/renesas/Kconfig @@ -34,6 +34,7 @@ config RAVB select MII select MDIO_BITBANG select PHYLIB + select RESET_CONTROLLER help Renesas Ethernet AVB device driver. diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h index e0f8276cffed..b48935ec7e28 100644 --- a/drivers/net/ethernet/renesas/ravb.h +++ b/drivers/net/ethernet/renesas/ravb.h @@ -205,7 +205,11 @@ enum ravb_reg { TLFRCR = 0x0758, RFCR = 0x0760, MAFCR = 0x0778, - CSR0 = 0x0800, /* RZ/G2L only */ + + /* TOE registers (RZ/G2L only) */ + CSR0 = 0x0800, + CSR1 = 0x0804, + CSR2 = 0x0808, }; @@ -978,16 +982,39 @@ enum CSR0_BIT { CSR0_RPE = 0x00000020, }; +enum CSR1_BIT { + CSR1_TIP4 = 0x00000001, + CSR1_TTCP4 = 0x00000010, + CSR1_TUDP4 = 0x00000020, + CSR1_TICMP4 = 0x00000040, + CSR1_TTCP6 = 0x00100000, + CSR1_TUDP6 = 0x00200000, + CSR1_TICMP6 = 0x00400000, + CSR1_THOP = 0x01000000, + CSR1_TROUT = 0x02000000, + CSR1_TAHD = 0x04000000, + CSR1_TDHD = 0x08000000, +}; + +enum CSR2_BIT { + CSR2_RIP4 = 0x00000001, + CSR2_RTCP4 = 0x00000010, + CSR2_RUDP4 = 0x00000020, + CSR2_RICMP4 = 0x00000040, + CSR2_RTCP6 = 0x00100000, + CSR2_RUDP6 = 0x00200000, + CSR2_RICMP6 = 0x00400000, + CSR2_RHOP = 0x01000000, + CSR2_RROUT = 0x02000000, + CSR2_RAHD = 0x04000000, + CSR2_RDHD = 0x08000000, +}; + #define DBAT_ENTRY_NUM 22 #define RX_QUEUE_OFFSET 4 #define NUM_RX_QUEUE 2 #define NUM_TX_QUEUE 2 -#define RX_BUF_SZ (2048 - ETH_FCS_LEN + sizeof(__sum16)) - -#define GBETH_RX_BUFF_MAX 8192 -#define GBETH_RX_DESC_DATA_SIZE 4080 - struct ravb_tstamp_skb { struct list_head list; struct sk_buff *skb; @@ -1012,9 +1039,6 @@ struct ravb_ptp { }; struct ravb_hw_info { - void (*rx_ring_free)(struct net_device *ndev, int q); - void (*rx_ring_format)(struct net_device *ndev, int q); - void *(*alloc_rx_desc)(struct net_device *ndev, int q); bool (*receive)(struct net_device *ndev, int *quota, int q); void (*set_rate)(struct net_device *ndev); int (*set_feature)(struct net_device *ndev, netdev_features_t features); @@ -1025,9 +1049,10 @@ struct ravb_hw_info { netdev_features_t net_hw_features; netdev_features_t net_features; int stats_len; - size_t max_rx_len; u32 tccr_mask; - u32 rx_max_buf_size; + u32 rx_max_frame_size; + u32 rx_max_desc_use; + u32 rx_desc_size; unsigned aligned_tx: 1; /* hardware features */ @@ -1060,8 +1085,11 @@ struct ravb_private { struct ravb_desc *desc_bat; dma_addr_t rx_desc_dma[NUM_RX_QUEUE]; dma_addr_t tx_desc_dma[NUM_TX_QUEUE]; - struct ravb_rx_desc *gbeth_rx_ring; - struct ravb_ex_rx_desc *rx_ring[NUM_RX_QUEUE]; + union { + struct ravb_rx_desc *desc; + struct ravb_ex_rx_desc *ex_desc; + void *raw; + } rx_ring[NUM_RX_QUEUE]; struct ravb_tx_desc *tx_ring[NUM_TX_QUEUE]; void *tx_align[NUM_TX_QUEUE]; struct sk_buff *rx_1st_skb; @@ -1089,10 +1117,6 @@ struct ravb_private { int msg_enable; int speed; int emac_irq; - int erra_irq; - int mgmta_irq; - int rx_irqs[NUM_RX_QUEUE]; - int tx_irqs[NUM_TX_QUEUE]; unsigned no_avb_link:1; unsigned avb_link_active_low:1; @@ -1106,6 +1130,8 @@ struct ravb_private { const struct ravb_hw_info *info; struct reset_control *rstc; + + u32 gti_tiv; }; static inline u32 ravb_read(struct net_device *ndev, enum ravb_reg reg) diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 0e3731f50fc2..d1be030c8848 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -29,6 +29,7 @@ #include <linux/spinlock.h> #include <linux/reset.h> #include <linux/math64.h> +#include <net/ip.h> #include "ravb.h" @@ -38,16 +39,6 @@ NETIF_MSG_RX_ERR | \ NETIF_MSG_TX_ERR) -static const char *ravb_rx_irqs[NUM_RX_QUEUE] = { - "ch0", /* RAVB_BE */ - "ch1", /* RAVB_NC */ -}; - -static const char *ravb_tx_irqs[NUM_TX_QUEUE] = { - "ch18", /* RAVB_BE */ - "ch19", /* RAVB_NC */ -}; - void ravb_modify(struct net_device *ndev, enum ravb_reg reg, u32 clear, u32 set) { @@ -96,13 +87,13 @@ static void ravb_set_rate_gbeth(struct net_device *ndev) struct ravb_private *priv = netdev_priv(ndev); switch (priv->speed) { - case 10: /* 10BASE */ + case 10: /* 10BASE */ ravb_write(ndev, GBETH_GECMR_SPEED_10, GECMR); break; - case 100: /* 100BASE */ + case 100: /* 100BASE */ ravb_write(ndev, GBETH_GECMR_SPEED_100, GECMR); break; - case 1000: /* 1000BASE */ + case 1000: /* 1000BASE */ ravb_write(ndev, GBETH_GECMR_SPEED_1000, GECMR); break; } @@ -122,12 +113,23 @@ static void ravb_set_rate_rcar(struct net_device *ndev) } } -static void ravb_set_buffer_align(struct sk_buff *skb) +static struct sk_buff * +ravb_alloc_skb(struct net_device *ndev, const struct ravb_hw_info *info, + gfp_t gfp_mask) { - u32 reserve = (unsigned long)skb->data & (RAVB_ALIGN - 1); + struct sk_buff *skb; + u32 reserve; + + skb = __netdev_alloc_skb(ndev, info->rx_max_frame_size + RAVB_ALIGN - 1, + gfp_mask); + if (!skb) + return NULL; + reserve = (unsigned long)skb->data & (RAVB_ALIGN - 1); if (reserve) skb_reserve(skb, RAVB_ALIGN - reserve); + + return skb; } /* Get MAC address from the MAC address registers @@ -200,6 +202,13 @@ static const struct mdiobb_ops bb_ops = { .get_mdio_data = ravb_get_mdio_data, }; +static struct ravb_rx_desc * +ravb_rx_get_desc(struct ravb_private *priv, unsigned int q, + unsigned int i) +{ + return priv->rx_ring[q].raw + priv->info->rx_desc_size * i; +} + /* Free TX skb function for AVB-IP */ static int ravb_tx_free(struct net_device *ndev, int q, bool free_txed_only) { @@ -244,67 +253,40 @@ static int ravb_tx_free(struct net_device *ndev, int q, bool free_txed_only) return free_num; } -static void ravb_rx_ring_free_gbeth(struct net_device *ndev, int q) +static void ravb_rx_ring_free(struct net_device *ndev, int q) { struct ravb_private *priv = netdev_priv(ndev); unsigned int ring_size; unsigned int i; - if (!priv->gbeth_rx_ring) + if (!priv->rx_ring[q].raw) return; for (i = 0; i < priv->num_rx_ring[q]; i++) { - struct ravb_rx_desc *desc = &priv->gbeth_rx_ring[i]; + struct ravb_rx_desc *desc = ravb_rx_get_desc(priv, q, i); if (!dma_mapping_error(ndev->dev.parent, le32_to_cpu(desc->dptr))) dma_unmap_single(ndev->dev.parent, le32_to_cpu(desc->dptr), - GBETH_RX_BUFF_MAX, + priv->info->rx_max_frame_size, DMA_FROM_DEVICE); } - ring_size = sizeof(struct ravb_rx_desc) * (priv->num_rx_ring[q] + 1); - dma_free_coherent(ndev->dev.parent, ring_size, priv->gbeth_rx_ring, + ring_size = priv->info->rx_desc_size * (priv->num_rx_ring[q] + 1); + dma_free_coherent(ndev->dev.parent, ring_size, priv->rx_ring[q].raw, priv->rx_desc_dma[q]); - priv->gbeth_rx_ring = NULL; -} - -static void ravb_rx_ring_free_rcar(struct net_device *ndev, int q) -{ - struct ravb_private *priv = netdev_priv(ndev); - unsigned int ring_size; - unsigned int i; - - if (!priv->rx_ring[q]) - return; - - for (i = 0; i < priv->num_rx_ring[q]; i++) { - struct ravb_ex_rx_desc *desc = &priv->rx_ring[q][i]; - - if (!dma_mapping_error(ndev->dev.parent, - le32_to_cpu(desc->dptr))) - dma_unmap_single(ndev->dev.parent, - le32_to_cpu(desc->dptr), - RX_BUF_SZ, - DMA_FROM_DEVICE); - } - ring_size = sizeof(struct ravb_ex_rx_desc) * - (priv->num_rx_ring[q] + 1); - dma_free_coherent(ndev->dev.parent, ring_size, priv->rx_ring[q], - priv->rx_desc_dma[q]); - priv->rx_ring[q] = NULL; + priv->rx_ring[q].raw = NULL; } /* Free skb's and DMA buffers for Ethernet AVB */ static void ravb_ring_free(struct net_device *ndev, int q) { struct ravb_private *priv = netdev_priv(ndev); - const struct ravb_hw_info *info = priv->info; unsigned int num_tx_desc = priv->num_tx_desc; unsigned int ring_size; unsigned int i; - info->rx_ring_free(ndev, q); + ravb_rx_ring_free(ndev, q); if (priv->tx_ring[q]) { ravb_tx_free(ndev, q, false); @@ -335,7 +317,7 @@ static void ravb_ring_free(struct net_device *ndev, int q) priv->tx_skb[q] = NULL; } -static void ravb_rx_ring_format_gbeth(struct net_device *ndev, int q) +static void ravb_rx_ring_format(struct net_device *ndev, int q) { struct ravb_private *priv = netdev_priv(ndev); struct ravb_rx_desc *rx_desc; @@ -343,45 +325,15 @@ static void ravb_rx_ring_format_gbeth(struct net_device *ndev, int q) dma_addr_t dma_addr; unsigned int i; - rx_ring_size = sizeof(*rx_desc) * priv->num_rx_ring[q]; - memset(priv->gbeth_rx_ring, 0, rx_ring_size); - /* Build RX ring buffer */ - for (i = 0; i < priv->num_rx_ring[q]; i++) { - /* RX descriptor */ - rx_desc = &priv->gbeth_rx_ring[i]; - rx_desc->ds_cc = cpu_to_le16(GBETH_RX_DESC_DATA_SIZE); - dma_addr = dma_map_single(ndev->dev.parent, priv->rx_skb[q][i]->data, - GBETH_RX_BUFF_MAX, - DMA_FROM_DEVICE); - /* We just set the data size to 0 for a failed mapping which - * should prevent DMA from happening... - */ - if (dma_mapping_error(ndev->dev.parent, dma_addr)) - rx_desc->ds_cc = cpu_to_le16(0); - rx_desc->dptr = cpu_to_le32(dma_addr); - rx_desc->die_dt = DT_FEMPTY; - } - rx_desc = &priv->gbeth_rx_ring[i]; - rx_desc->dptr = cpu_to_le32((u32)priv->rx_desc_dma[q]); - rx_desc->die_dt = DT_LINKFIX; /* type */ -} - -static void ravb_rx_ring_format_rcar(struct net_device *ndev, int q) -{ - struct ravb_private *priv = netdev_priv(ndev); - struct ravb_ex_rx_desc *rx_desc; - unsigned int rx_ring_size = sizeof(*rx_desc) * priv->num_rx_ring[q]; - dma_addr_t dma_addr; - unsigned int i; - - memset(priv->rx_ring[q], 0, rx_ring_size); + rx_ring_size = priv->info->rx_desc_size * priv->num_rx_ring[q]; + memset(priv->rx_ring[q].raw, 0, rx_ring_size); /* Build RX ring buffer */ for (i = 0; i < priv->num_rx_ring[q]; i++) { /* RX descriptor */ - rx_desc = &priv->rx_ring[q][i]; - rx_desc->ds_cc = cpu_to_le16(RX_BUF_SZ); + rx_desc = ravb_rx_get_desc(priv, q, i); + rx_desc->ds_cc = cpu_to_le16(priv->info->rx_max_desc_use); dma_addr = dma_map_single(ndev->dev.parent, priv->rx_skb[q][i]->data, - RX_BUF_SZ, + priv->info->rx_max_frame_size, DMA_FROM_DEVICE); /* We just set the data size to 0 for a failed mapping which * should prevent DMA from happening... @@ -391,7 +343,7 @@ static void ravb_rx_ring_format_rcar(struct net_device *ndev, int q) rx_desc->dptr = cpu_to_le32(dma_addr); rx_desc->die_dt = DT_FEMPTY; } - rx_desc = &priv->rx_ring[q][i]; + rx_desc = ravb_rx_get_desc(priv, q, i); rx_desc->dptr = cpu_to_le32((u32)priv->rx_desc_dma[q]); rx_desc->die_dt = DT_LINKFIX; /* type */ } @@ -400,7 +352,6 @@ static void ravb_rx_ring_format_rcar(struct net_device *ndev, int q) static void ravb_ring_format(struct net_device *ndev, int q) { struct ravb_private *priv = netdev_priv(ndev); - const struct ravb_hw_info *info = priv->info; unsigned int num_tx_desc = priv->num_tx_desc; struct ravb_tx_desc *tx_desc; struct ravb_desc *desc; @@ -413,7 +364,7 @@ static void ravb_ring_format(struct net_device *ndev, int q) priv->dirty_rx[q] = 0; priv->dirty_tx[q] = 0; - info->rx_ring_format(ndev, q); + ravb_rx_ring_format(ndev, q); memset(priv->tx_ring[q], 0, tx_ring_size); /* Build TX ring buffer */ @@ -439,30 +390,18 @@ static void ravb_ring_format(struct net_device *ndev, int q) desc->dptr = cpu_to_le32((u32)priv->tx_desc_dma[q]); } -static void *ravb_alloc_rx_desc_gbeth(struct net_device *ndev, int q) +static void *ravb_alloc_rx_desc(struct net_device *ndev, int q) { struct ravb_private *priv = netdev_priv(ndev); unsigned int ring_size; - ring_size = sizeof(struct ravb_rx_desc) * (priv->num_rx_ring[q] + 1); + ring_size = priv->info->rx_desc_size * (priv->num_rx_ring[q] + 1); - priv->gbeth_rx_ring = dma_alloc_coherent(ndev->dev.parent, ring_size, - &priv->rx_desc_dma[q], - GFP_KERNEL); - return priv->gbeth_rx_ring; -} + priv->rx_ring[q].raw = dma_alloc_coherent(ndev->dev.parent, ring_size, + &priv->rx_desc_dma[q], + GFP_KERNEL); -static void *ravb_alloc_rx_desc_rcar(struct net_device *ndev, int q) -{ - struct ravb_private *priv = netdev_priv(ndev); - unsigned int ring_size; - - ring_size = sizeof(struct ravb_ex_rx_desc) * (priv->num_rx_ring[q] + 1); - - priv->rx_ring[q] = dma_alloc_coherent(ndev->dev.parent, ring_size, - &priv->rx_desc_dma[q], - GFP_KERNEL); - return priv->rx_ring[q]; + return priv->rx_ring[q].raw; } /* Init skb and descriptor buffer for Ethernet AVB */ @@ -484,10 +423,9 @@ static int ravb_ring_init(struct net_device *ndev, int q) goto error; for (i = 0; i < priv->num_rx_ring[q]; i++) { - skb = __netdev_alloc_skb(ndev, info->max_rx_len, GFP_KERNEL); + skb = ravb_alloc_skb(ndev, info, GFP_KERNEL); if (!skb) goto error; - ravb_set_buffer_align(skb); priv->rx_skb[q][i] = skb; } @@ -500,7 +438,7 @@ static int ravb_ring_init(struct net_device *ndev, int q) } /* Allocate all RX descriptors. */ - if (!info->alloc_rx_desc(ndev, q)) + if (!ravb_alloc_rx_desc(ndev, q)) goto error; priv->dirty_rx[q] = 0; @@ -522,6 +460,36 @@ error: return -ENOMEM; } +static void ravb_csum_init_gbeth(struct net_device *ndev) +{ + bool tx_enable = ndev->features & NETIF_F_HW_CSUM; + bool rx_enable = ndev->features & NETIF_F_RXCSUM; + + if (!(tx_enable || rx_enable)) + goto done; + + ravb_write(ndev, 0, CSR0); + if (ravb_wait(ndev, CSR0, CSR0_TPE | CSR0_RPE, 0)) { + netdev_err(ndev, "Timeout enabling hardware checksum\n"); + + if (tx_enable) + ndev->features &= ~NETIF_F_HW_CSUM; + + if (rx_enable) + ndev->features &= ~NETIF_F_RXCSUM; + } else { + if (tx_enable) + ravb_write(ndev, CSR1_TIP4 | CSR1_TTCP4 | CSR1_TUDP4, CSR1); + + if (rx_enable) + ravb_write(ndev, CSR2_RIP4 | CSR2_RTCP4 | CSR2_RUDP4 | CSR2_RICMP4, + CSR2); + } + +done: + ravb_write(ndev, CSR0_TPE | CSR0_RPE, CSR0); +} + static void ravb_emac_init_gbeth(struct net_device *ndev) { struct ravb_private *priv = netdev_priv(ndev); @@ -536,7 +504,7 @@ static void ravb_emac_init_gbeth(struct net_device *ndev) } /* Receive frame limit set register */ - ravb_write(ndev, GBETH_RX_BUFF_MAX + ETH_FCS_LEN, RFLR); + ravb_write(ndev, priv->info->rx_max_frame_size + ETH_FCS_LEN, RFLR); /* EMAC Mode: PAUSE prohibition; Duplex; TX; RX; CRC Pass Through */ ravb_write(ndev, ECMR_ZPF | ((priv->duplex > 0) ? ECMR_DM : 0) | @@ -553,7 +521,8 @@ static void ravb_emac_init_gbeth(struct net_device *ndev) /* E-MAC status register clear */ ravb_write(ndev, ECSR_ICD | ECSR_LCHNG | ECSR_PFRI, ECSR); - ravb_write(ndev, CSR0_TPE | CSR0_RPE, CSR0); + + ravb_csum_init_gbeth(ndev); /* E-MAC interrupt enable register */ ravb_write(ndev, ECSIPR_ICDIP, ECSIPR); @@ -596,6 +565,7 @@ static void ravb_emac_init(struct net_device *ndev) static int ravb_dmac_init_gbeth(struct net_device *ndev) { + struct ravb_private *priv = netdev_priv(ndev); int error; error = ravb_ring_init(ndev, RAVB_BE); @@ -609,7 +579,7 @@ static int ravb_dmac_init_gbeth(struct net_device *ndev) ravb_write(ndev, 0x60000000, RCR); /* Set Max Frame Length (RTC) */ - ravb_write(ndev, 0x7ffc0000 | GBETH_RX_BUFF_MAX, RTC); + ravb_write(ndev, 0x7ffc0000 | priv->info->rx_max_frame_size, RTC); /* Set FIFO size */ ravb_write(ndev, 0x00222200, TGC); @@ -734,6 +704,30 @@ static void ravb_get_tx_tstamp(struct net_device *ndev) } } +static void ravb_rx_csum_gbeth(struct sk_buff *skb) +{ + __wsum csum_ip_hdr, csum_proto; + u8 *hw_csum; + + /* The hardware checksum status is contained in sizeof(__sum16) * 2 = 4 + * bytes appended to packet data. First 2 bytes is ip header checksum + * and last 2 bytes is protocol checksum. + */ + if (unlikely(skb->len < sizeof(__sum16) * 2)) + return; + + hw_csum = skb_tail_pointer(skb) - sizeof(__sum16); + csum_proto = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum)); + + hw_csum -= sizeof(__sum16); + csum_ip_hdr = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum)); + skb_trim(skb, skb->len - 2 * sizeof(__sum16)); + + /* TODO: IPV6 Rx checksum */ + if (skb->protocol == htons(ETH_P_IP) && !csum_ip_hdr && !csum_proto) + skb->ip_summed = CHECKSUM_UNNECESSARY; +} + static void ravb_rx_csum(struct sk_buff *skb) { u8 *hw_csum; @@ -758,7 +752,8 @@ static struct sk_buff *ravb_get_skb_gbeth(struct net_device *ndev, int entry, skb = priv->rx_skb[RAVB_BE][entry]; priv->rx_skb[RAVB_BE][entry] = NULL; dma_unmap_single(ndev->dev.parent, le32_to_cpu(desc->dptr), - ALIGN(GBETH_RX_BUFF_MAX, 16), DMA_FROM_DEVICE); + ALIGN(priv->info->rx_max_frame_size, 16), + DMA_FROM_DEVICE); return skb; } @@ -772,29 +767,25 @@ static bool ravb_rx_gbeth(struct net_device *ndev, int *quota, int q) struct ravb_rx_desc *desc; struct sk_buff *skb; dma_addr_t dma_addr; + int rx_packets = 0; u8 desc_status; - int boguscnt; u16 pkt_len; u8 die_dt; int entry; int limit; + int i; entry = priv->cur_rx[q] % priv->num_rx_ring[q]; - boguscnt = priv->dirty_rx[q] + priv->num_rx_ring[q] - priv->cur_rx[q]; + limit = priv->dirty_rx[q] + priv->num_rx_ring[q] - priv->cur_rx[q]; stats = &priv->stats[q]; - boguscnt = min(boguscnt, *quota); - limit = boguscnt; - desc = &priv->gbeth_rx_ring[entry]; - while (desc->die_dt != DT_FEMPTY) { + desc = &priv->rx_ring[q].desc[entry]; + for (i = 0; i < limit && rx_packets < *quota && desc->die_dt != DT_FEMPTY; i++) { /* Descriptor type must be checked before all other reads */ dma_rmb(); desc_status = desc->msc; pkt_len = le16_to_cpu(desc->ds_cc) & RX_DS; - if (--boguscnt < 0) - break; - /* We use 0-byte descriptors to mark the DMA mapping errors */ if (!pkt_len) continue; @@ -819,8 +810,10 @@ static bool ravb_rx_gbeth(struct net_device *ndev, int *quota, int q) skb = ravb_get_skb_gbeth(ndev, entry, desc); skb_put(skb, pkt_len); skb->protocol = eth_type_trans(skb, ndev); + if (ndev->features & NETIF_F_RXCSUM) + ravb_rx_csum_gbeth(skb); napi_gro_receive(&priv->napi[q], skb); - stats->rx_packets++; + rx_packets++; stats->rx_bytes += pkt_len; break; case DT_FSTART: @@ -846,32 +839,33 @@ static bool ravb_rx_gbeth(struct net_device *ndev, int *quota, int q) dev_kfree_skb(skb); priv->rx_1st_skb->protocol = eth_type_trans(priv->rx_1st_skb, ndev); + if (ndev->features & NETIF_F_RXCSUM) + ravb_rx_csum_gbeth(skb); napi_gro_receive(&priv->napi[q], priv->rx_1st_skb); - stats->rx_packets++; + rx_packets++; stats->rx_bytes += pkt_len; break; } } entry = (++priv->cur_rx[q]) % priv->num_rx_ring[q]; - desc = &priv->gbeth_rx_ring[entry]; + desc = &priv->rx_ring[q].desc[entry]; } /* Refill the RX ring buffers. */ for (; priv->cur_rx[q] - priv->dirty_rx[q] > 0; priv->dirty_rx[q]++) { entry = priv->dirty_rx[q] % priv->num_rx_ring[q]; - desc = &priv->gbeth_rx_ring[entry]; - desc->ds_cc = cpu_to_le16(GBETH_RX_DESC_DATA_SIZE); + desc = &priv->rx_ring[q].desc[entry]; + desc->ds_cc = cpu_to_le16(priv->info->rx_max_desc_use); if (!priv->rx_skb[q][entry]) { - skb = netdev_alloc_skb(ndev, info->max_rx_len); + skb = ravb_alloc_skb(ndev, info, GFP_ATOMIC); if (!skb) break; - ravb_set_buffer_align(skb); dma_addr = dma_map_single(ndev->dev.parent, skb->data, - GBETH_RX_BUFF_MAX, + priv->info->rx_max_frame_size, DMA_FROM_DEVICE); skb_checksum_none_assert(skb); /* We just set the data size to 0 for a failed mapping @@ -887,9 +881,9 @@ static bool ravb_rx_gbeth(struct net_device *ndev, int *quota, int q) desc->die_dt = DT_FEMPTY; } - *quota -= limit - (++boguscnt); - - return boguscnt <= 0; + stats->rx_packets += rx_packets; + *quota -= rx_packets; + return *quota == 0; } /* Packet receive function for Ethernet AVB */ @@ -911,7 +905,7 @@ static bool ravb_rx_rcar(struct net_device *ndev, int *quota, int q) boguscnt = min(boguscnt, *quota); limit = boguscnt; - desc = &priv->rx_ring[q][entry]; + desc = &priv->rx_ring[q].ex_desc[entry]; while (desc->die_dt != DT_FEMPTY) { /* Descriptor type must be checked before all other reads */ dma_rmb(); @@ -945,7 +939,7 @@ static bool ravb_rx_rcar(struct net_device *ndev, int *quota, int q) skb = priv->rx_skb[q][entry]; priv->rx_skb[q][entry] = NULL; dma_unmap_single(ndev->dev.parent, le32_to_cpu(desc->dptr), - RX_BUF_SZ, + priv->info->rx_max_frame_size, DMA_FROM_DEVICE); get_ts &= (q == RAVB_NC) ? RAVB_RXTSTAMP_TYPE_V2_L2_EVENT : @@ -971,22 +965,21 @@ static bool ravb_rx_rcar(struct net_device *ndev, int *quota, int q) } entry = (++priv->cur_rx[q]) % priv->num_rx_ring[q]; - desc = &priv->rx_ring[q][entry]; + desc = &priv->rx_ring[q].ex_desc[entry]; } /* Refill the RX ring buffers. */ for (; priv->cur_rx[q] - priv->dirty_rx[q] > 0; priv->dirty_rx[q]++) { entry = priv->dirty_rx[q] % priv->num_rx_ring[q]; - desc = &priv->rx_ring[q][entry]; - desc->ds_cc = cpu_to_le16(RX_BUF_SZ); + desc = &priv->rx_ring[q].ex_desc[entry]; + desc->ds_cc = cpu_to_le16(priv->info->rx_max_desc_use); if (!priv->rx_skb[q][entry]) { - skb = netdev_alloc_skb(ndev, info->max_rx_len); + skb = ravb_alloc_skb(ndev, info, GFP_ATOMIC); if (!skb) break; /* Better luck next round. */ - ravb_set_buffer_align(skb); dma_addr = dma_map_single(ndev->dev.parent, skb->data, - le16_to_cpu(desc->ds_cc), + priv->info->rx_max_frame_size, DMA_FROM_DEVICE); skb_checksum_none_assert(skb); /* We just set the data size to 0 for a failed mapping @@ -1092,11 +1085,23 @@ static irqreturn_t ravb_emac_interrupt(int irq, void *dev_id) { struct net_device *ndev = dev_id; struct ravb_private *priv = netdev_priv(ndev); + struct device *dev = &priv->pdev->dev; + irqreturn_t result = IRQ_HANDLED; + + pm_runtime_get_noresume(dev); + + if (unlikely(!pm_runtime_active(dev))) { + result = IRQ_NONE; + goto out_rpm_put; + } spin_lock(&priv->lock); ravb_emac_interrupt_unlocked(ndev); spin_unlock(&priv->lock); - return IRQ_HANDLED; + +out_rpm_put: + pm_runtime_put_noidle(dev); + return result; } /* Error interrupt handler */ @@ -1176,9 +1181,15 @@ static irqreturn_t ravb_interrupt(int irq, void *dev_id) struct net_device *ndev = dev_id; struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; + struct device *dev = &priv->pdev->dev; irqreturn_t result = IRQ_NONE; u32 iss; + pm_runtime_get_noresume(dev); + + if (unlikely(!pm_runtime_active(dev))) + goto out_rpm_put; + spin_lock(&priv->lock); /* Get interrupt status */ iss = ravb_read(ndev, ISS); @@ -1222,6 +1233,9 @@ static irqreturn_t ravb_interrupt(int irq, void *dev_id) } spin_unlock(&priv->lock); + +out_rpm_put: + pm_runtime_put_noidle(dev); return result; } @@ -1230,9 +1244,15 @@ static irqreturn_t ravb_multi_interrupt(int irq, void *dev_id) { struct net_device *ndev = dev_id; struct ravb_private *priv = netdev_priv(ndev); + struct device *dev = &priv->pdev->dev; irqreturn_t result = IRQ_NONE; u32 iss; + pm_runtime_get_noresume(dev); + + if (unlikely(!pm_runtime_active(dev))) + goto out_rpm_put; + spin_lock(&priv->lock); /* Get interrupt status */ iss = ravb_read(ndev, ISS); @@ -1254,6 +1274,9 @@ static irqreturn_t ravb_multi_interrupt(int irq, void *dev_id) } spin_unlock(&priv->lock); + +out_rpm_put: + pm_runtime_put_noidle(dev); return result; } @@ -1261,8 +1284,14 @@ static irqreturn_t ravb_dma_interrupt(int irq, void *dev_id, int q) { struct net_device *ndev = dev_id; struct ravb_private *priv = netdev_priv(ndev); + struct device *dev = &priv->pdev->dev; irqreturn_t result = IRQ_NONE; + pm_runtime_get_noresume(dev); + + if (unlikely(!pm_runtime_active(dev))) + goto out_rpm_put; + spin_lock(&priv->lock); /* Network control/Best effort queue RX/TX */ @@ -1270,6 +1299,9 @@ static irqreturn_t ravb_dma_interrupt(int irq, void *dev_id, int q) result = IRQ_HANDLED; spin_unlock(&priv->lock); + +out_rpm_put: + pm_runtime_put_noidle(dev); return result; } @@ -1288,25 +1320,16 @@ static int ravb_poll(struct napi_struct *napi, int budget) struct net_device *ndev = napi->dev; struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; - bool gptp = info->gptp || info->ccc_gac; - struct ravb_rx_desc *desc; unsigned long flags; int q = napi - priv->napi; int mask = BIT(q); int quota = budget; - unsigned int entry; - if (!gptp) { - entry = priv->cur_rx[q] % priv->num_rx_ring[q]; - desc = &priv->gbeth_rx_ring[entry]; - } /* Processing RX Descriptor Ring */ /* Clear RX interrupt */ ravb_write(ndev, ~(mask | RIS0_RESERVED), RIS0); - if (gptp || desc->die_dt != DT_FEMPTY) { - if (ravb_rx(ndev, "a, q)) - goto out; - } + if (ravb_rx(ndev, "a, q)) + goto out; /* Processing TX Descriptor Ring */ spin_lock_irqsave(&priv->lock, flags); @@ -1736,89 +1759,159 @@ static const struct ethtool_ops ravb_ethtool_ops = { .set_wol = ravb_set_wol, }; -static inline int ravb_hook_irq(unsigned int irq, irq_handler_t handler, - struct net_device *ndev, struct device *dev, - const char *ch) +static int ravb_set_config_mode(struct net_device *ndev) { - char *name; + struct ravb_private *priv = netdev_priv(ndev); + const struct ravb_hw_info *info = priv->info; int error; - name = devm_kasprintf(dev, GFP_KERNEL, "%s:%s", ndev->name, ch); - if (!name) - return -ENOMEM; - error = request_irq(irq, handler, 0, name, ndev); - if (error) - netdev_err(ndev, "cannot request IRQ %s\n", name); + if (info->gptp) { + error = ravb_set_opmode(ndev, CCC_OPC_CONFIG); + if (error) + return error; + /* Set CSEL value */ + ravb_modify(ndev, CCC, CCC_CSEL, CCC_CSEL_HPB); + } else if (info->ccc_gac) { + error = ravb_set_opmode(ndev, CCC_OPC_CONFIG | CCC_GAC | CCC_CSEL_HPB); + } else { + error = ravb_set_opmode(ndev, CCC_OPC_CONFIG); + } return error; } +static void ravb_set_gti(struct net_device *ndev) +{ + struct ravb_private *priv = netdev_priv(ndev); + const struct ravb_hw_info *info = priv->info; + + if (!(info->gptp || info->ccc_gac)) + return; + + ravb_write(ndev, priv->gti_tiv, GTI); + + /* Request GTI loading */ + ravb_modify(ndev, GCCR, GCCR_LTI, GCCR_LTI); +} + +static int ravb_compute_gti(struct net_device *ndev) +{ + struct ravb_private *priv = netdev_priv(ndev); + const struct ravb_hw_info *info = priv->info; + struct device *dev = ndev->dev.parent; + unsigned long rate; + u64 inc; + + if (!(info->gptp || info->ccc_gac)) + return 0; + + if (info->gptp_ref_clk) + rate = clk_get_rate(priv->gptp_clk); + else + rate = clk_get_rate(priv->clk); + if (!rate) + return -EINVAL; + + inc = div64_ul(1000000000ULL << 20, rate); + + if (inc < GTI_TIV_MIN || inc > GTI_TIV_MAX) { + dev_err(dev, "gti.tiv increment 0x%llx is outside the range 0x%x - 0x%x\n", + inc, GTI_TIV_MIN, GTI_TIV_MAX); + return -EINVAL; + } + priv->gti_tiv = inc; + + return 0; +} + +/* Set tx and rx clock internal delay modes */ +static void ravb_parse_delay_mode(struct device_node *np, struct net_device *ndev) +{ + struct ravb_private *priv = netdev_priv(ndev); + bool explicit_delay = false; + u32 delay; + + if (!priv->info->internal_delay) + return; + + if (!of_property_read_u32(np, "rx-internal-delay-ps", &delay)) { + /* Valid values are 0 and 1800, according to DT bindings */ + priv->rxcidm = !!delay; + explicit_delay = true; + } + if (!of_property_read_u32(np, "tx-internal-delay-ps", &delay)) { + /* Valid values are 0 and 2000, according to DT bindings */ + priv->txcidm = !!delay; + explicit_delay = true; + } + + if (explicit_delay) + return; + + /* Fall back to legacy rgmii-*id behavior */ + if (priv->phy_interface == PHY_INTERFACE_MODE_RGMII_ID || + priv->phy_interface == PHY_INTERFACE_MODE_RGMII_RXID) { + priv->rxcidm = 1; + priv->rgmii_override = 1; + } + + if (priv->phy_interface == PHY_INTERFACE_MODE_RGMII_ID || + priv->phy_interface == PHY_INTERFACE_MODE_RGMII_TXID) { + priv->txcidm = 1; + priv->rgmii_override = 1; + } +} + +static void ravb_set_delay_mode(struct net_device *ndev) +{ + struct ravb_private *priv = netdev_priv(ndev); + u32 set = 0; + + if (!priv->info->internal_delay) + return; + + if (priv->rxcidm) + set |= APSR_RDM; + if (priv->txcidm) + set |= APSR_TDM; + ravb_modify(ndev, APSR, APSR_RDM | APSR_TDM, set); +} + /* Network device open function for Ethernet AVB */ static int ravb_open(struct net_device *ndev) { struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; - struct platform_device *pdev = priv->pdev; - struct device *dev = &pdev->dev; + struct device *dev = &priv->pdev->dev; int error; napi_enable(&priv->napi[RAVB_BE]); if (info->nc_queues) napi_enable(&priv->napi[RAVB_NC]); - if (!info->multi_irqs) { - error = request_irq(ndev->irq, ravb_interrupt, IRQF_SHARED, - ndev->name, ndev); - if (error) { - netdev_err(ndev, "cannot request IRQ\n"); - goto out_napi_off; - } - } else { - error = ravb_hook_irq(ndev->irq, ravb_multi_interrupt, ndev, - dev, "ch22:multi"); - if (error) - goto out_napi_off; - error = ravb_hook_irq(priv->emac_irq, ravb_emac_interrupt, ndev, - dev, "ch24:emac"); - if (error) - goto out_free_irq; - error = ravb_hook_irq(priv->rx_irqs[RAVB_BE], ravb_be_interrupt, - ndev, dev, "ch0:rx_be"); - if (error) - goto out_free_irq_emac; - error = ravb_hook_irq(priv->tx_irqs[RAVB_BE], ravb_be_interrupt, - ndev, dev, "ch18:tx_be"); - if (error) - goto out_free_irq_be_rx; - error = ravb_hook_irq(priv->rx_irqs[RAVB_NC], ravb_nc_interrupt, - ndev, dev, "ch1:rx_nc"); - if (error) - goto out_free_irq_be_tx; - error = ravb_hook_irq(priv->tx_irqs[RAVB_NC], ravb_nc_interrupt, - ndev, dev, "ch19:tx_nc"); - if (error) - goto out_free_irq_nc_rx; - - if (info->err_mgmt_irqs) { - error = ravb_hook_irq(priv->erra_irq, ravb_multi_interrupt, - ndev, dev, "err_a"); - if (error) - goto out_free_irq_nc_tx; - error = ravb_hook_irq(priv->mgmta_irq, ravb_multi_interrupt, - ndev, dev, "mgmt_a"); - if (error) - goto out_free_irq_erra; - } - } + error = pm_runtime_resume_and_get(dev); + if (error < 0) + goto out_napi_off; + + /* Set AVB config mode */ + error = ravb_set_config_mode(ndev); + if (error) + goto out_rpm_put; + + ravb_set_delay_mode(ndev); + ravb_write(ndev, priv->desc_bat_dma, DBAT); /* Device init */ error = ravb_dmac_init(ndev); if (error) - goto out_free_irq_mgmta; + goto out_set_reset; + ravb_emac_init(ndev); + ravb_set_gti(ndev); + /* Initialise PTP Clock driver */ - if (info->gptp) + if (info->gptp || info->ccc_gac) ravb_ptp_init(ndev, priv->pdev); /* PHY control start */ @@ -1832,29 +1925,14 @@ static int ravb_open(struct net_device *ndev) out_ptp_stop: /* Stop PTP Clock driver */ - if (info->gptp) + if (info->gptp || info->ccc_gac) ravb_ptp_stop(ndev); ravb_stop_dma(ndev); -out_free_irq_mgmta: - if (!info->multi_irqs) - goto out_free_irq; - if (info->err_mgmt_irqs) - free_irq(priv->mgmta_irq, ndev); -out_free_irq_erra: - if (info->err_mgmt_irqs) - free_irq(priv->erra_irq, ndev); -out_free_irq_nc_tx: - free_irq(priv->tx_irqs[RAVB_NC], ndev); -out_free_irq_nc_rx: - free_irq(priv->rx_irqs[RAVB_NC], ndev); -out_free_irq_be_tx: - free_irq(priv->tx_irqs[RAVB_BE], ndev); -out_free_irq_be_rx: - free_irq(priv->rx_irqs[RAVB_BE], ndev); -out_free_irq_emac: - free_irq(priv->emac_irq, ndev); -out_free_irq: - free_irq(ndev->irq, ndev); +out_set_reset: + ravb_set_opmode(ndev, CCC_OPC_RESET); +out_rpm_put: + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); out_napi_off: if (info->nc_queues) napi_disable(&priv->napi[RAVB_NC]); @@ -1939,6 +2017,36 @@ out_unlock: rtnl_unlock(); } +static bool ravb_can_tx_csum_gbeth(struct sk_buff *skb) +{ + struct iphdr *ip = ip_hdr(skb); + + /* TODO: Need to add support for VLAN tag 802.1Q */ + if (skb_vlan_tag_present(skb)) + return false; + + /* TODO: Need to add hardware checksum for IPv6 */ + if (skb->protocol != htons(ETH_P_IP)) + return false; + + switch (ip->protocol) { + case IPPROTO_TCP: + break; + case IPPROTO_UDP: + /* If the checksum value in the UDP header field is 0, TOE does + * not calculate checksum for UDP part of this frame as it is + * optional function as per standards. + */ + if (udp_hdr(skb)->check == 0) + return false; + break; + default: + return false; + } + + return true; +} + /* Packet transmit function for Ethernet AVB */ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) { @@ -1954,6 +2062,9 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) u32 entry; u32 len; + if (skb->ip_summed == CHECKSUM_PARTIAL && !ravb_can_tx_csum_gbeth(skb)) + skb_checksum_help(skb); + spin_lock_irqsave(&priv->lock, flags); if (priv->cur_tx[q] - priv->dirty_tx[q] > (priv->num_tx_ring[q] - 1) * num_tx_desc) { @@ -2088,8 +2199,15 @@ static struct net_device_stats *ravb_get_stats(struct net_device *ndev) struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; struct net_device_stats *nstats, *stats0, *stats1; + struct device *dev = &priv->pdev->dev; nstats = &ndev->stats; + + pm_runtime_get_noresume(dev); + + if (!pm_runtime_active(dev)) + goto out_rpm_put; + stats0 = &priv->stats[RAVB_BE]; if (info->tx_counters) { @@ -2131,6 +2249,8 @@ static struct net_device_stats *ravb_get_stats(struct net_device *ndev) nstats->rx_over_errors += stats1->rx_over_errors; } +out_rpm_put: + pm_runtime_put_noidle(dev); return nstats; } @@ -2153,6 +2273,8 @@ static int ravb_close(struct net_device *ndev) struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; struct ravb_tstamp_skb *ts_skb, *ts_skb2; + struct device *dev = &priv->pdev->dev; + int error; netif_tx_stop_all_queues(ndev); @@ -2161,8 +2283,16 @@ static int ravb_close(struct net_device *ndev) ravb_write(ndev, 0, RIC2); ravb_write(ndev, 0, TIC); + /* PHY disconnect */ + if (ndev->phydev) { + phy_stop(ndev->phydev); + phy_disconnect(ndev->phydev); + if (of_phy_is_fixed_link(np)) + of_phy_deregister_fixed_link(np); + } + /* Stop PTP Clock driver */ - if (info->gptp) + if (info->gptp || info->ccc_gac) ravb_ptp_stop(ndev); /* Set the config mode to stop the AVB-DMAC's processes */ @@ -2179,29 +2309,8 @@ static int ravb_close(struct net_device *ndev) } } - /* PHY disconnect */ - if (ndev->phydev) { - phy_stop(ndev->phydev); - phy_disconnect(ndev->phydev); - if (of_phy_is_fixed_link(np)) - of_phy_deregister_fixed_link(np); - } - cancel_work_sync(&priv->work); - if (info->multi_irqs) { - free_irq(priv->tx_irqs[RAVB_NC], ndev); - free_irq(priv->rx_irqs[RAVB_NC], ndev); - free_irq(priv->tx_irqs[RAVB_BE], ndev); - free_irq(priv->rx_irqs[RAVB_BE], ndev); - free_irq(priv->emac_irq, ndev); - if (info->err_mgmt_irqs) { - free_irq(priv->erra_irq, ndev); - free_irq(priv->mgmta_irq, ndev); - } - } - free_irq(ndev->irq, ndev); - if (info->nc_queues) napi_disable(&priv->napi[RAVB_NC]); napi_disable(&priv->napi[RAVB_BE]); @@ -2211,6 +2320,17 @@ static int ravb_close(struct net_device *ndev) if (info->nc_queues) ravb_ring_free(ndev, RAVB_NC); + /* Update statistics. */ + ravb_get_stats(ndev); + + /* Set reset mode. */ + error = ravb_set_opmode(ndev, CCC_OPC_RESET); + if (error) + return error; + + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); + return 0; } @@ -2334,11 +2454,58 @@ static void ravb_set_rx_csum(struct net_device *ndev, bool enable) spin_unlock_irqrestore(&priv->lock, flags); } +static int ravb_endisable_csum_gbeth(struct net_device *ndev, enum ravb_reg reg, + u32 val, u32 mask) +{ + u32 csr0 = CSR0_TPE | CSR0_RPE; + int ret; + + ravb_write(ndev, csr0 & ~mask, CSR0); + ret = ravb_wait(ndev, CSR0, mask, 0); + if (!ret) + ravb_write(ndev, val, reg); + + ravb_write(ndev, csr0, CSR0); + + return ret; +} + static int ravb_set_features_gbeth(struct net_device *ndev, netdev_features_t features) { - /* Place holder */ - return 0; + netdev_features_t changed = ndev->features ^ features; + struct ravb_private *priv = netdev_priv(ndev); + unsigned long flags; + int ret = 0; + u32 val; + + spin_lock_irqsave(&priv->lock, flags); + if (changed & NETIF_F_RXCSUM) { + if (features & NETIF_F_RXCSUM) + val = CSR2_RIP4 | CSR2_RTCP4 | CSR2_RUDP4 | CSR2_RICMP4; + else + val = 0; + + ret = ravb_endisable_csum_gbeth(ndev, CSR2, val, CSR0_RPE); + if (ret) + goto done; + } + + if (changed & NETIF_F_HW_CSUM) { + if (features & NETIF_F_HW_CSUM) + val = CSR1_TIP4 | CSR1_TTCP4 | CSR1_TUDP4; + else + val = 0; + + ret = ravb_endisable_csum_gbeth(ndev, CSR1, val, CSR0_TPE); + if (ret) + goto done; + } + +done: + spin_unlock_irqrestore(&priv->lock, flags); + + return ret; } static int ravb_set_features_rcar(struct net_device *ndev, @@ -2349,8 +2516,6 @@ static int ravb_set_features_rcar(struct net_device *ndev, if (changed & NETIF_F_RXCSUM) ravb_set_rx_csum(ndev, features & NETIF_F_RXCSUM); - ndev->features = features; - return 0; } @@ -2359,8 +2524,24 @@ static int ravb_set_features(struct net_device *ndev, { struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; + struct device *dev = &priv->pdev->dev; + int ret; + + pm_runtime_get_noresume(dev); + + if (pm_runtime_active(dev)) + ret = info->set_feature(ndev, features); + else + ret = 0; + + pm_runtime_put_noidle(dev); + + if (ret) + return ret; - return info->set_feature(ndev, features); + ndev->features = features; + + return 0; } static const struct net_device_ops ravb_netdev_ops = { @@ -2434,9 +2615,6 @@ static int ravb_mdio_release(struct ravb_private *priv) } static const struct ravb_hw_info ravb_gen3_hw_info = { - .rx_ring_free = ravb_rx_ring_free_rcar, - .rx_ring_format = ravb_rx_ring_format_rcar, - .alloc_rx_desc = ravb_alloc_rx_desc_rcar, .receive = ravb_rx_rcar, .set_rate = ravb_set_rate_rcar, .set_feature = ravb_set_features_rcar, @@ -2447,9 +2625,10 @@ static const struct ravb_hw_info ravb_gen3_hw_info = { .net_hw_features = NETIF_F_RXCSUM, .net_features = NETIF_F_RXCSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats), - .max_rx_len = RX_BUF_SZ + RAVB_ALIGN - 1, .tccr_mask = TCCR_TSRQ0 | TCCR_TSRQ1 | TCCR_TSRQ2 | TCCR_TSRQ3, - .rx_max_buf_size = SZ_2K, + .rx_max_frame_size = SZ_2K, + .rx_max_desc_use = SZ_2K - ETH_FCS_LEN + sizeof(__sum16), + .rx_desc_size = sizeof(struct ravb_ex_rx_desc), .internal_delay = 1, .tx_counters = 1, .multi_irqs = 1, @@ -2460,9 +2639,6 @@ static const struct ravb_hw_info ravb_gen3_hw_info = { }; static const struct ravb_hw_info ravb_gen2_hw_info = { - .rx_ring_free = ravb_rx_ring_free_rcar, - .rx_ring_format = ravb_rx_ring_format_rcar, - .alloc_rx_desc = ravb_alloc_rx_desc_rcar, .receive = ravb_rx_rcar, .set_rate = ravb_set_rate_rcar, .set_feature = ravb_set_features_rcar, @@ -2473,9 +2649,10 @@ static const struct ravb_hw_info ravb_gen2_hw_info = { .net_hw_features = NETIF_F_RXCSUM, .net_features = NETIF_F_RXCSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats), - .max_rx_len = RX_BUF_SZ + RAVB_ALIGN - 1, .tccr_mask = TCCR_TSRQ0 | TCCR_TSRQ1 | TCCR_TSRQ2 | TCCR_TSRQ3, - .rx_max_buf_size = SZ_2K, + .rx_max_frame_size = SZ_2K, + .rx_max_desc_use = SZ_2K - ETH_FCS_LEN + sizeof(__sum16), + .rx_desc_size = sizeof(struct ravb_ex_rx_desc), .aligned_tx = 1, .gptp = 1, .nc_queues = 1, @@ -2483,9 +2660,6 @@ static const struct ravb_hw_info ravb_gen2_hw_info = { }; static const struct ravb_hw_info ravb_rzv2m_hw_info = { - .rx_ring_free = ravb_rx_ring_free_rcar, - .rx_ring_format = ravb_rx_ring_format_rcar, - .alloc_rx_desc = ravb_alloc_rx_desc_rcar, .receive = ravb_rx_rcar, .set_rate = ravb_set_rate_rcar, .set_feature = ravb_set_features_rcar, @@ -2496,9 +2670,10 @@ static const struct ravb_hw_info ravb_rzv2m_hw_info = { .net_hw_features = NETIF_F_RXCSUM, .net_features = NETIF_F_RXCSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats), - .max_rx_len = RX_BUF_SZ + RAVB_ALIGN - 1, .tccr_mask = TCCR_TSRQ0 | TCCR_TSRQ1 | TCCR_TSRQ2 | TCCR_TSRQ3, - .rx_max_buf_size = SZ_2K, + .rx_max_frame_size = SZ_2K, + .rx_max_desc_use = SZ_2K - ETH_FCS_LEN + sizeof(__sum16), + .rx_desc_size = sizeof(struct ravb_ex_rx_desc), .multi_irqs = 1, .err_mgmt_irqs = 1, .gptp = 1, @@ -2508,9 +2683,6 @@ static const struct ravb_hw_info ravb_rzv2m_hw_info = { }; static const struct ravb_hw_info gbeth_hw_info = { - .rx_ring_free = ravb_rx_ring_free_gbeth, - .rx_ring_format = ravb_rx_ring_format_gbeth, - .alloc_rx_desc = ravb_alloc_rx_desc_gbeth, .receive = ravb_rx_gbeth, .set_rate = ravb_set_rate_gbeth, .set_feature = ravb_set_features_gbeth, @@ -2518,10 +2690,13 @@ static const struct ravb_hw_info gbeth_hw_info = { .emac_init = ravb_emac_init_gbeth, .gstrings_stats = ravb_gstrings_stats_gbeth, .gstrings_size = sizeof(ravb_gstrings_stats_gbeth), + .net_hw_features = NETIF_F_RXCSUM | NETIF_F_HW_CSUM, + .net_features = NETIF_F_RXCSUM | NETIF_F_HW_CSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats_gbeth), - .max_rx_len = ALIGN(GBETH_RX_BUFF_MAX, RAVB_ALIGN), .tccr_mask = TCCR_TSRQ0, - .rx_max_buf_size = SZ_8K, + .rx_max_frame_size = SZ_8K, + .rx_max_desc_use = 4080, + .rx_desc_size = sizeof(struct ravb_rx_desc), .aligned_tx = 1, .tx_counters = 1, .carrier_counters = 1, @@ -2541,100 +2716,91 @@ static const struct of_device_id ravb_match_table[] = { }; MODULE_DEVICE_TABLE(of, ravb_match_table); -static int ravb_set_gti(struct net_device *ndev) +static int ravb_setup_irq(struct ravb_private *priv, const char *irq_name, + const char *ch, int *irq, irq_handler_t handler) { - struct ravb_private *priv = netdev_priv(ndev); - const struct ravb_hw_info *info = priv->info; - struct device *dev = ndev->dev.parent; - unsigned long rate; - uint64_t inc; - - if (info->gptp_ref_clk) - rate = clk_get_rate(priv->gptp_clk); - else - rate = clk_get_rate(priv->clk); - if (!rate) - return -EINVAL; + struct platform_device *pdev = priv->pdev; + struct net_device *ndev = priv->ndev; + struct device *dev = &pdev->dev; + const char *dev_name; + unsigned long flags; + int error, irq_num; - inc = div64_ul(1000000000ULL << 20, rate); + if (irq_name) { + dev_name = devm_kasprintf(dev, GFP_KERNEL, "%s:%s", ndev->name, ch); + if (!dev_name) + return -ENOMEM; - if (inc < GTI_TIV_MIN || inc > GTI_TIV_MAX) { - dev_err(dev, "gti.tiv increment 0x%llx is outside the range 0x%x - 0x%x\n", - inc, GTI_TIV_MIN, GTI_TIV_MAX); - return -EINVAL; + irq_num = platform_get_irq_byname(pdev, irq_name); + flags = 0; + } else { + dev_name = ndev->name; + irq_num = platform_get_irq(pdev, 0); + flags = IRQF_SHARED; } + if (irq_num < 0) + return irq_num; - ravb_write(ndev, inc, GTI); + if (irq) + *irq = irq_num; - return 0; + error = devm_request_irq(dev, irq_num, handler, flags, dev_name, ndev); + if (error) + netdev_err(ndev, "cannot request IRQ %s\n", dev_name); + + return error; } -static int ravb_set_config_mode(struct net_device *ndev) +static int ravb_setup_irqs(struct ravb_private *priv) { - struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; + struct net_device *ndev = priv->ndev; + const char *irq_name, *emac_irq_name; int error; - if (info->gptp) { - error = ravb_set_opmode(ndev, CCC_OPC_CONFIG); - if (error) - return error; - /* Set CSEL value */ - ravb_modify(ndev, CCC, CCC_CSEL, CCC_CSEL_HPB); - } else if (info->ccc_gac) { - error = ravb_set_opmode(ndev, CCC_OPC_CONFIG | CCC_GAC | CCC_CSEL_HPB); + if (!info->multi_irqs) + return ravb_setup_irq(priv, NULL, NULL, &ndev->irq, ravb_interrupt); + + if (info->err_mgmt_irqs) { + irq_name = "dia"; + emac_irq_name = "line3"; } else { - error = ravb_set_opmode(ndev, CCC_OPC_CONFIG); + irq_name = "ch22"; + emac_irq_name = "ch24"; } - return error; -} - -/* Set tx and rx clock internal delay modes */ -static void ravb_parse_delay_mode(struct device_node *np, struct net_device *ndev) -{ - struct ravb_private *priv = netdev_priv(ndev); - bool explicit_delay = false; - u32 delay; + error = ravb_setup_irq(priv, irq_name, "ch22:multi", &ndev->irq, ravb_multi_interrupt); + if (error) + return error; - if (!of_property_read_u32(np, "rx-internal-delay-ps", &delay)) { - /* Valid values are 0 and 1800, according to DT bindings */ - priv->rxcidm = !!delay; - explicit_delay = true; - } - if (!of_property_read_u32(np, "tx-internal-delay-ps", &delay)) { - /* Valid values are 0 and 2000, according to DT bindings */ - priv->txcidm = !!delay; - explicit_delay = true; - } + error = ravb_setup_irq(priv, emac_irq_name, "ch24:emac", &priv->emac_irq, + ravb_emac_interrupt); + if (error) + return error; - if (explicit_delay) - return; + if (info->err_mgmt_irqs) { + error = ravb_setup_irq(priv, "err_a", "err_a", NULL, ravb_multi_interrupt); + if (error) + return error; - /* Fall back to legacy rgmii-*id behavior */ - if (priv->phy_interface == PHY_INTERFACE_MODE_RGMII_ID || - priv->phy_interface == PHY_INTERFACE_MODE_RGMII_RXID) { - priv->rxcidm = 1; - priv->rgmii_override = 1; + error = ravb_setup_irq(priv, "mgmt_a", "mgmt_a", NULL, ravb_multi_interrupt); + if (error) + return error; } - if (priv->phy_interface == PHY_INTERFACE_MODE_RGMII_ID || - priv->phy_interface == PHY_INTERFACE_MODE_RGMII_TXID) { - priv->txcidm = 1; - priv->rgmii_override = 1; - } -} + error = ravb_setup_irq(priv, "ch0", "ch0:rx_be", NULL, ravb_be_interrupt); + if (error) + return error; -static void ravb_set_delay_mode(struct net_device *ndev) -{ - struct ravb_private *priv = netdev_priv(ndev); - u32 set = 0; + error = ravb_setup_irq(priv, "ch1", "ch1:rx_nc", NULL, ravb_nc_interrupt); + if (error) + return error; - if (priv->rxcidm) - set |= APSR_RDM; - if (priv->txcidm) - set |= APSR_TDM; - ravb_modify(ndev, APSR, APSR_RDM | APSR_TDM, set); + error = ravb_setup_irq(priv, "ch18", "ch18:tx_be", NULL, ravb_be_interrupt); + if (error) + return error; + + return ravb_setup_irq(priv, "ch19", "ch19:tx_nc", NULL, ravb_nc_interrupt); } static int ravb_probe(struct platform_device *pdev) @@ -2644,9 +2810,8 @@ static int ravb_probe(struct platform_device *pdev) struct reset_control *rstc; struct ravb_private *priv; struct net_device *ndev; - int error, irq, q; struct resource *res; - int i; + int error, q; if (!np) { dev_err(&pdev->dev, @@ -2654,7 +2819,7 @@ static int ravb_probe(struct platform_device *pdev) return -EINVAL; } - rstc = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL); + rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); if (IS_ERR(rstc)) return dev_err_probe(&pdev->dev, PTR_ERR(rstc), "failed to get cpg reset\n"); @@ -2673,25 +2838,6 @@ static int ravb_probe(struct platform_device *pdev) if (error) goto out_free_netdev; - pm_runtime_enable(&pdev->dev); - error = pm_runtime_resume_and_get(&pdev->dev); - if (error < 0) - goto out_rpm_disable; - - if (info->multi_irqs) { - if (info->err_mgmt_irqs) - irq = platform_get_irq_byname(pdev, "dia"); - else - irq = platform_get_irq_byname(pdev, "ch22"); - } else { - irq = platform_get_irq(pdev, 0); - } - if (irq < 0) { - error = irq; - goto out_release; - } - ndev->irq = irq; - SET_NETDEV_DEV(ndev, &pdev->dev); priv = netdev_priv(ndev); @@ -2706,10 +2852,43 @@ static int ravb_probe(struct platform_device *pdev) priv->num_rx_ring[RAVB_NC] = NC_RX_RING_SIZE; } + error = ravb_setup_irqs(priv); + if (error) + goto out_reset_assert; + + priv->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(priv->clk)) { + error = PTR_ERR(priv->clk); + goto out_reset_assert; + } + + if (info->gptp_ref_clk) { + priv->gptp_clk = devm_clk_get(&pdev->dev, "gptp"); + if (IS_ERR(priv->gptp_clk)) { + error = PTR_ERR(priv->gptp_clk); + goto out_reset_assert; + } + } + + priv->refclk = devm_clk_get_optional(&pdev->dev, "refclk"); + if (IS_ERR(priv->refclk)) { + error = PTR_ERR(priv->refclk); + goto out_reset_assert; + } + clk_prepare(priv->refclk); + + platform_set_drvdata(pdev, ndev); + pm_runtime_set_autosuspend_delay(&pdev->dev, 100); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_enable(&pdev->dev); + error = pm_runtime_resume_and_get(&pdev->dev); + if (error < 0) + goto out_rpm_disable; + priv->addr = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->addr)) { error = PTR_ERR(priv->addr); - goto out_release; + goto out_rpm_put; } /* The Ether-specific entries in the device structure. */ @@ -2720,79 +2899,14 @@ static int ravb_probe(struct platform_device *pdev) error = of_get_phy_mode(np, &priv->phy_interface); if (error && error != -ENODEV) - goto out_release; + goto out_rpm_put; priv->no_avb_link = of_property_read_bool(np, "renesas,no-ether-link"); priv->avb_link_active_low = of_property_read_bool(np, "renesas,ether-link-active-low"); - if (info->multi_irqs) { - if (info->err_mgmt_irqs) - irq = platform_get_irq_byname(pdev, "line3"); - else - irq = platform_get_irq_byname(pdev, "ch24"); - if (irq < 0) { - error = irq; - goto out_release; - } - priv->emac_irq = irq; - for (i = 0; i < NUM_RX_QUEUE; i++) { - irq = platform_get_irq_byname(pdev, ravb_rx_irqs[i]); - if (irq < 0) { - error = irq; - goto out_release; - } - priv->rx_irqs[i] = irq; - } - for (i = 0; i < NUM_TX_QUEUE; i++) { - irq = platform_get_irq_byname(pdev, ravb_tx_irqs[i]); - if (irq < 0) { - error = irq; - goto out_release; - } - priv->tx_irqs[i] = irq; - } - - if (info->err_mgmt_irqs) { - irq = platform_get_irq_byname(pdev, "err_a"); - if (irq < 0) { - error = irq; - goto out_release; - } - priv->erra_irq = irq; - - irq = platform_get_irq_byname(pdev, "mgmt_a"); - if (irq < 0) { - error = irq; - goto out_release; - } - priv->mgmta_irq = irq; - } - } - - priv->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(priv->clk)) { - error = PTR_ERR(priv->clk); - goto out_release; - } - - priv->refclk = devm_clk_get_optional(&pdev->dev, "refclk"); - if (IS_ERR(priv->refclk)) { - error = PTR_ERR(priv->refclk); - goto out_release; - } - clk_prepare_enable(priv->refclk); - - if (info->gptp_ref_clk) { - priv->gptp_clk = devm_clk_get(&pdev->dev, "gptp"); - if (IS_ERR(priv->gptp_clk)) { - error = PTR_ERR(priv->gptp_clk); - goto out_disable_refclk; - } - clk_prepare_enable(priv->gptp_clk); - } - - ndev->max_mtu = info->rx_max_buf_size - (ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN); + ndev->max_mtu = info->rx_max_frame_size - + (ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN); ndev->min_mtu = ETH_MIN_MTU; /* FIXME: R-Car Gen2 has 4byte alignment restriction for tx buffer @@ -2806,25 +2920,11 @@ static int ravb_probe(struct platform_device *pdev) ndev->netdev_ops = &ravb_netdev_ops; ndev->ethtool_ops = &ravb_ethtool_ops; - /* Set AVB config mode */ - error = ravb_set_config_mode(ndev); + error = ravb_compute_gti(ndev); if (error) - goto out_disable_gptp_clk; - - if (info->gptp || info->ccc_gac) { - /* Set GTI value */ - error = ravb_set_gti(ndev); - if (error) - goto out_disable_gptp_clk; + goto out_rpm_put; - /* Request GTI loading */ - ravb_modify(ndev, GCCR, GCCR_LTI, GCCR_LTI); - } - - if (info->internal_delay) { - ravb_parse_delay_mode(np, ndev); - ravb_set_delay_mode(ndev); - } + ravb_parse_delay_mode(np, ndev); /* Allocate descriptor base address table */ priv->desc_bat_size = sizeof(struct ravb_desc) * DBAT_ENTRY_NUM; @@ -2835,22 +2935,22 @@ static int ravb_probe(struct platform_device *pdev) "Cannot allocate desc base address table (size %d bytes)\n", priv->desc_bat_size); error = -ENOMEM; - goto out_disable_gptp_clk; + goto out_rpm_put; } for (q = RAVB_BE; q < DBAT_ENTRY_NUM; q++) priv->desc_bat[q].die_dt = DT_EOS; - ravb_write(ndev, priv->desc_bat_dma, DBAT); /* Initialise HW timestamp list */ INIT_LIST_HEAD(&priv->ts_skb_list); - /* Initialise PTP Clock driver */ - if (info->ccc_gac) - ravb_ptp_init(ndev, pdev); - /* Debug message level */ priv->msg_enable = RAVB_DEF_MSG_ENABLE; + /* Set config mode as this is needed for PHY initialization. */ + error = ravb_set_opmode(ndev, CCC_OPC_CONFIG); + if (error) + goto out_rpm_put; + /* Read and set MAC address */ ravb_read_mac_address(np, ndev); if (!is_valid_ether_addr(ndev->dev_addr)) { @@ -2863,9 +2963,14 @@ static int ravb_probe(struct platform_device *pdev) error = ravb_mdio_init(priv); if (error) { dev_err(&pdev->dev, "failed to initialize MDIO\n"); - goto out_dma_free; + goto out_reset_mode; } + /* Undo previous switch to config opmode. */ + error = ravb_set_opmode(ndev, CCC_OPC_RESET); + if (error) + goto out_mdio_release; + netif_napi_add(ndev, &priv->napi[RAVB_BE], ravb_poll); if (info->nc_queues) netif_napi_add(ndev, &priv->napi[RAVB_NC], ravb_poll); @@ -2881,7 +2986,8 @@ static int ravb_probe(struct platform_device *pdev) netdev_info(ndev, "Base address at %#x, %pM, IRQ %d.\n", (u32)ndev->base_addr, ndev->dev_addr, ndev->irq); - platform_set_drvdata(pdev, ndev); + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); return 0; @@ -2890,22 +2996,19 @@ out_napi_del: netif_napi_del(&priv->napi[RAVB_NC]); netif_napi_del(&priv->napi[RAVB_BE]); +out_mdio_release: ravb_mdio_release(priv); -out_dma_free: +out_reset_mode: + ravb_set_opmode(ndev, CCC_OPC_RESET); dma_free_coherent(ndev->dev.parent, priv->desc_bat_size, priv->desc_bat, priv->desc_bat_dma); - - /* Stop PTP Clock driver */ - if (info->ccc_gac) - ravb_ptp_stop(ndev); -out_disable_gptp_clk: - clk_disable_unprepare(priv->gptp_clk); -out_disable_refclk: - clk_disable_unprepare(priv->refclk); -out_release: +out_rpm_put: pm_runtime_put(&pdev->dev); out_rpm_disable: pm_runtime_disable(&pdev->dev); + pm_runtime_dont_use_autosuspend(&pdev->dev); + clk_unprepare(priv->refclk); +out_reset_assert: reset_control_assert(rstc); out_free_netdev: free_netdev(ndev); @@ -2917,6 +3020,12 @@ static void ravb_remove(struct platform_device *pdev) struct net_device *ndev = platform_get_drvdata(pdev); struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; + struct device *dev = &priv->pdev->dev; + int error; + + error = pm_runtime_resume_and_get(dev); + if (error < 0) + return; unregister_netdev(ndev); if (info->nc_queues) @@ -2925,20 +3034,13 @@ static void ravb_remove(struct platform_device *pdev) ravb_mdio_release(priv); - /* Stop PTP Clock driver */ - if (info->ccc_gac) - ravb_ptp_stop(ndev); - dma_free_coherent(ndev->dev.parent, priv->desc_bat_size, priv->desc_bat, priv->desc_bat_dma); - ravb_set_opmode(ndev, CCC_OPC_RESET); - - clk_disable_unprepare(priv->gptp_clk); - clk_disable_unprepare(priv->refclk); - - pm_runtime_put_sync(&pdev->dev); + pm_runtime_put_sync_suspend(&pdev->dev); pm_runtime_disable(&pdev->dev); + pm_runtime_dont_use_autosuspend(dev); + clk_unprepare(priv->refclk); reset_control_assert(priv->rstc); free_netdev(ndev); platform_set_drvdata(pdev, NULL); @@ -2964,6 +3066,9 @@ static int ravb_wol_setup(struct net_device *ndev) /* Enable MagicPacket */ ravb_modify(ndev, ECMR, ECMR_MPDE, ECMR_MPDE); + if (priv->info->ccc_gac) + ravb_ptp_stop(ndev); + return enable_irq_wake(priv->emac_irq); } @@ -2971,6 +3076,20 @@ static int ravb_wol_restore(struct net_device *ndev) { struct ravb_private *priv = netdev_priv(ndev); const struct ravb_hw_info *info = priv->info; + int error; + + /* Set reset mode to rearm the WoL logic. */ + error = ravb_set_opmode(ndev, CCC_OPC_RESET); + if (error) + return error; + + /* Set AVB config mode. */ + error = ravb_set_config_mode(ndev); + if (error) + return error; + + if (priv->info->ccc_gac) + ravb_ptp_init(ndev, priv->pdev); if (info->nc_queues) napi_enable(&priv->napi[RAVB_NC]); @@ -2984,102 +3103,96 @@ static int ravb_wol_restore(struct net_device *ndev) return disable_irq_wake(priv->emac_irq); } -static int __maybe_unused ravb_suspend(struct device *dev) +static int ravb_suspend(struct device *dev) { struct net_device *ndev = dev_get_drvdata(dev); struct ravb_private *priv = netdev_priv(ndev); int ret; if (!netif_running(ndev)) - return 0; + goto reset_assert; netif_device_detach(ndev); if (priv->wol_enabled) - ret = ravb_wol_setup(ndev); - else - ret = ravb_close(ndev); + return ravb_wol_setup(ndev); - if (priv->info->ccc_gac) - ravb_ptp_stop(ndev); + ret = ravb_close(ndev); + if (ret) + return ret; - return ret; + ret = pm_runtime_force_suspend(&priv->pdev->dev); + if (ret) + return ret; + +reset_assert: + return reset_control_assert(priv->rstc); } -static int __maybe_unused ravb_resume(struct device *dev) +static int ravb_resume(struct device *dev) { struct net_device *ndev = dev_get_drvdata(dev); struct ravb_private *priv = netdev_priv(ndev); - const struct ravb_hw_info *info = priv->info; - int ret = 0; - - /* If WoL is enabled set reset mode to rearm the WoL logic */ - if (priv->wol_enabled) { - ret = ravb_set_opmode(ndev, CCC_OPC_RESET); - if (ret) - return ret; - } - - /* All register have been reset to default values. - * Restore all registers which where setup at probe time and - * reopen device if it was running before system suspended. - */ + int ret; - /* Set AVB config mode */ - ret = ravb_set_config_mode(ndev); + ret = reset_control_deassert(priv->rstc); if (ret) return ret; - if (info->gptp || info->ccc_gac) { - /* Set GTI value */ - ret = ravb_set_gti(ndev); + if (!netif_running(ndev)) + return 0; + + /* If WoL is enabled restore the interface. */ + if (priv->wol_enabled) { + ret = ravb_wol_restore(ndev); + if (ret) + return ret; + } else { + ret = pm_runtime_force_resume(dev); if (ret) return ret; - - /* Request GTI loading */ - ravb_modify(ndev, GCCR, GCCR_LTI, GCCR_LTI); } - if (info->internal_delay) - ravb_set_delay_mode(ndev); + /* Reopening the interface will restore the device to the working state. */ + ret = ravb_open(ndev); + if (ret < 0) + goto out_rpm_put; - /* Restore descriptor base address table */ - ravb_write(ndev, priv->desc_bat_dma, DBAT); + ravb_set_rx_mode(ndev); + netif_device_attach(ndev); - if (priv->info->ccc_gac) - ravb_ptp_init(ndev, priv->pdev); + return 0; - if (netif_running(ndev)) { - if (priv->wol_enabled) { - ret = ravb_wol_restore(ndev); - if (ret) - return ret; - } - ret = ravb_open(ndev); - if (ret < 0) - return ret; - ravb_set_rx_mode(ndev); - netif_device_attach(ndev); +out_rpm_put: + if (!priv->wol_enabled) { + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); } return ret; } -static int __maybe_unused ravb_runtime_nop(struct device *dev) +static int ravb_runtime_suspend(struct device *dev) { - /* Runtime PM callback shared between ->runtime_suspend() - * and ->runtime_resume(). Simply returns success. - * - * This driver re-initializes all registers after - * pm_runtime_get_sync() anyway so there is no need - * to save and restore registers here. - */ + struct net_device *ndev = dev_get_drvdata(dev); + struct ravb_private *priv = netdev_priv(ndev); + + clk_disable(priv->refclk); + return 0; } +static int ravb_runtime_resume(struct device *dev) +{ + struct net_device *ndev = dev_get_drvdata(dev); + struct ravb_private *priv = netdev_priv(ndev); + + return clk_enable(priv->refclk); +} + static const struct dev_pm_ops ravb_dev_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(ravb_suspend, ravb_resume) - SET_RUNTIME_PM_OPS(ravb_runtime_nop, ravb_runtime_nop, NULL) + SYSTEM_SLEEP_PM_OPS(ravb_suspend, ravb_resume) + RUNTIME_PM_OPS(ravb_runtime_suspend, ravb_runtime_resume, NULL) }; static struct platform_driver ravb_driver = { @@ -3087,7 +3200,7 @@ static struct platform_driver ravb_driver = { .remove_new = ravb_remove, .driver = { .name = "ravb", - .pm = &ravb_dev_pm_ops, + .pm = pm_ptr(&ravb_dev_pm_ops), .of_match_table = ravb_match_table, }, }; diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index 9e59669a93dd..755db89db909 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -32,7 +32,6 @@ #include <net/fib_rules.h> #include <net/fib_notifier.h> #include <linux/io-64-nonatomic-lo-hi.h> -#include <generated/utsrelease.h> #include "rocker_hw.h" #include "rocker.h" @@ -2227,7 +2226,6 @@ static void rocker_port_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) { strscpy(drvinfo->driver, rocker_driver_name, sizeof(drvinfo->driver)); - strscpy(drvinfo->version, UTS_RELEASE, sizeof(drvinfo->version)); } static struct rocker_port_stats { diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h b/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h index d14e0cfc3a6b..1458939c3bf5 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h @@ -503,7 +503,6 @@ struct sxgbe_priv_data { bool tx_path_in_lpi_mode; int lpi_irq; int eee_enabled; - int eee_active; int tx_lpi_timer; }; diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c index 8ba017ec9849..4a439b34114d 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c @@ -133,22 +133,20 @@ static const struct sxgbe_stats sxgbe_gstrings_stats[] = { #define SXGBE_STATS_LEN ARRAY_SIZE(sxgbe_gstrings_stats) static int sxgbe_get_eee(struct net_device *dev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct sxgbe_priv_data *priv = netdev_priv(dev); if (!priv->hw_cap.eee) return -EOPNOTSUPP; - edata->eee_enabled = priv->eee_enabled; - edata->eee_active = priv->eee_active; edata->tx_lpi_timer = priv->tx_lpi_timer; return phy_ethtool_get_eee(dev->phydev, edata); } static int sxgbe_set_eee(struct net_device *dev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct sxgbe_priv_data *priv = netdev_priv(dev); diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index 71439825ea4e..ecbe3994f2b1 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -130,7 +130,6 @@ bool sxgbe_eee_init(struct sxgbe_priv_data * const priv) if (phy_init_eee(ndev->phydev, true)) return false; - priv->eee_active = 1; timer_setup(&priv->eee_ctrl_timer, sxgbe_eee_ctrl_timer, 0); priv->eee_ctrl_timer.expires = SXGBE_LPI_TIMER(eee_timer); add_timer(&priv->eee_ctrl_timer); diff --git a/drivers/net/ethernet/sfc/efx_common.c b/drivers/net/ethernet/sfc/efx_common.c index 175bd9cdfdac..551f890db90a 100644 --- a/drivers/net/ethernet/sfc/efx_common.c +++ b/drivers/net/ethernet/sfc/efx_common.c @@ -595,7 +595,7 @@ void efx_stop_all(struct efx_nic *efx) efx_stop_datapath(efx); } -/* Context: process, dev_base_lock or RTNL held, non-blocking. */ +/* Context: process, rcu_read_lock or RTNL held, non-blocking. */ void efx_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats) { struct efx_nic *efx = efx_netdev_priv(net_dev); diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c index e001f27085c6..1cb32aedd89c 100644 --- a/drivers/net/ethernet/sfc/falcon/efx.c +++ b/drivers/net/ethernet/sfc/falcon/efx.c @@ -2085,7 +2085,7 @@ int ef4_net_stop(struct net_device *net_dev) return 0; } -/* Context: process, dev_base_lock or RTNL held, non-blocking. */ +/* Context: process, rcu_read_lock or RTNL held, non-blocking. */ static void ef4_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats) { diff --git a/drivers/net/ethernet/sfc/rx_common.c b/drivers/net/ethernet/sfc/rx_common.c index fac227d372db..dcd901eccfc8 100644 --- a/drivers/net/ethernet/sfc/rx_common.c +++ b/drivers/net/ethernet/sfc/rx_common.c @@ -11,6 +11,7 @@ #include "net_driver.h" #include <linux/module.h> #include <linux/iommu.h> +#include <net/rps.h> #include "efx.h" #include "nic.h" #include "rx_common.h" diff --git a/drivers/net/ethernet/sfc/siena/efx_common.c b/drivers/net/ethernet/sfc/siena/efx_common.c index e4b294b8e9ac..88e5bc347a44 100644 --- a/drivers/net/ethernet/sfc/siena/efx_common.c +++ b/drivers/net/ethernet/sfc/siena/efx_common.c @@ -605,7 +605,7 @@ static size_t efx_siena_update_stats_atomic(struct efx_nic *efx, u64 *full_stats return efx->type->update_stats(efx, full_stats, core_stats); } -/* Context: process, dev_base_lock or RTNL held, non-blocking. */ +/* Context: process, rcu_read_lock or RTNL held, non-blocking. */ void efx_siena_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats) { diff --git a/drivers/net/ethernet/sfc/siena/rx_common.c b/drivers/net/ethernet/sfc/siena/rx_common.c index 4579f43484c3..219fb358a646 100644 --- a/drivers/net/ethernet/sfc/siena/rx_common.c +++ b/drivers/net/ethernet/sfc/siena/rx_common.c @@ -11,6 +11,7 @@ #include "net_driver.h" #include <linux/module.h> #include <linux/iommu.h> +#include <net/rps.h> #include "efx.h" #include "nic.h" #include "rx_common.h" diff --git a/drivers/net/ethernet/sfc/siena/tx_common.c b/drivers/net/ethernet/sfc/siena/tx_common.c index a7a9ab304e13..71f9b5ec5ae4 100644 --- a/drivers/net/ethernet/sfc/siena/tx_common.c +++ b/drivers/net/ethernet/sfc/siena/tx_common.c @@ -317,11 +317,10 @@ static int efx_tx_tso_header_length(struct sk_buff *skb) size_t header_len; if (skb->encapsulation) - header_len = skb_inner_transport_header(skb) - - skb->data + + header_len = skb_inner_transport_offset(skb) + (inner_tcp_hdr(skb)->doff << 2u); else - header_len = skb_transport_header(skb) - skb->data + + header_len = skb_transport_offset(skb) + (tcp_hdr(skb)->doff << 2u); return header_len; } diff --git a/drivers/net/ethernet/sfc/tx_common.c b/drivers/net/ethernet/sfc/tx_common.c index 9f2393d34371..2adb132b2f7e 100644 --- a/drivers/net/ethernet/sfc/tx_common.c +++ b/drivers/net/ethernet/sfc/tx_common.c @@ -336,11 +336,10 @@ int efx_tx_tso_header_length(struct sk_buff *skb) size_t header_len; if (skb->encapsulation) - header_len = skb_inner_transport_header(skb) - - skb->data + + header_len = skb_inner_transport_offset(skb) + (inner_tcp_hdr(skb)->doff << 2u); else - header_len = skb_transport_header(skb) - skb->data + + header_len = skb_transport_offset(skb) + (tcp_hdr(skb)->doff << 2u); return header_len; } diff --git a/drivers/net/ethernet/sfc/tx_tso.c b/drivers/net/ethernet/sfc/tx_tso.c index 64a6768f75ea..ddf149db8180 100644 --- a/drivers/net/ethernet/sfc/tx_tso.c +++ b/drivers/net/ethernet/sfc/tx_tso.c @@ -174,8 +174,8 @@ static int tso_start(struct tso_state *st, struct efx_nic *efx, unsigned int header_len, in_len; dma_addr_t dma_addr; - st->ip_off = skb_network_header(skb) - skb->data; - st->tcp_off = skb_transport_header(skb) - skb->data; + st->ip_off = skb_network_offset(skb); + st->tcp_off = skb_transport_offset(skb); header_len = st->tcp_off + (tcp_hdr(skb)->doff << 2u); in_len = skb_headlen(skb) - header_len; st->header_len = header_len; diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 758347616535..78ff3af7911a 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -98,6 +98,7 @@ static int watchdog = 1000; module_param(watchdog, int, 0400); MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds"); +MODULE_DESCRIPTION("SMC 91C9x/91C1xxx Ethernet driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:smc91x"); diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 31cb7d0166f0..74f1ccc96459 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -56,6 +56,7 @@ #define SMSC_MDIONAME "smsc911x-mdio" #define SMSC_DRV_VERSION "2008-10-21" +MODULE_DESCRIPTION("SMSC LAN911x/LAN921x Ethernet driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(SMSC_DRV_VERSION); MODULE_ALIAS("platform:smsc911x"); diff --git a/drivers/net/ethernet/smsc/smsc9420.c b/drivers/net/ethernet/smsc/smsc9420.c index e1c4a11c1f18..15cb96c2506d 100644 --- a/drivers/net/ethernet/smsc/smsc9420.c +++ b/drivers/net/ethernet/smsc/smsc9420.c @@ -26,6 +26,7 @@ #define DRV_DESCRIPTION "SMSC LAN9420 driver" #define DRV_VERSION "1.01" +MODULE_DESCRIPTION("SMSC LAN9420 Ethernet driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 85dcda51df05..4ec61f1ee71a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -165,9 +165,9 @@ config DWMAC_STARFIVE help Support for ethernet controllers on StarFive RISC-V SoCs - This selects the StarFive platform specific glue layer support for - the stmmac device driver. This driver is used for StarFive JH7110 - ethernet controller. + This selects the StarFive platform specific glue layer support + for the stmmac device driver. This driver is used for the + StarFive JH7100 and JH7110 ethernet controllers. config DWMAC_STI tristate "STi GMAC support" diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 721c1f8e892f..a6fefe675ef1 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -59,28 +59,51 @@ #undef FRAME_FILTER_DEBUG /* #define FRAME_FILTER_DEBUG */ +struct stmmac_q_tx_stats { + u64_stats_t tx_bytes; + u64_stats_t tx_set_ic_bit; + u64_stats_t tx_tso_frames; + u64_stats_t tx_tso_nfrags; +}; + +struct stmmac_napi_tx_stats { + u64_stats_t tx_packets; + u64_stats_t tx_pkt_n; + u64_stats_t poll; + u64_stats_t tx_clean; + u64_stats_t tx_set_ic_bit; +}; + struct stmmac_txq_stats { - u64 tx_bytes; - u64 tx_packets; - u64 tx_pkt_n; - u64 tx_normal_irq_n; - u64 napi_poll; - u64 tx_clean; - u64 tx_set_ic_bit; - u64 tx_tso_frames; - u64 tx_tso_nfrags; - struct u64_stats_sync syncp; + /* Updates protected by tx queue lock. */ + struct u64_stats_sync q_syncp; + struct stmmac_q_tx_stats q; + + /* Updates protected by NAPI poll logic. */ + struct u64_stats_sync napi_syncp; + struct stmmac_napi_tx_stats napi; } ____cacheline_aligned_in_smp; +struct stmmac_napi_rx_stats { + u64_stats_t rx_bytes; + u64_stats_t rx_packets; + u64_stats_t rx_pkt_n; + u64_stats_t poll; +}; + struct stmmac_rxq_stats { - u64 rx_bytes; - u64 rx_packets; - u64 rx_pkt_n; - u64 rx_normal_irq_n; - u64 napi_poll; - struct u64_stats_sync syncp; + /* Updates protected by NAPI poll logic. */ + struct u64_stats_sync napi_syncp; + struct stmmac_napi_rx_stats napi; } ____cacheline_aligned_in_smp; +/* Updates on each CPU protected by not allowing nested irqs. */ +struct stmmac_pcpu_stats { + struct u64_stats_sync syncp; + u64_stats_t rx_normal_irq_n[MTL_MAX_TX_QUEUES]; + u64_stats_t tx_normal_irq_n[MTL_MAX_RX_QUEUES]; +}; + /* Extra statistic and debug information exposed by ethtool */ struct stmmac_extra_stats { /* Transmit errors */ @@ -202,9 +225,12 @@ struct stmmac_extra_stats { unsigned long mtl_est_hlbf; unsigned long mtl_est_btre; unsigned long mtl_est_btrlm; + unsigned long max_sdu_txq_drop[MTL_MAX_TX_QUEUES]; + unsigned long mtl_est_txq_hlbf[MTL_MAX_TX_QUEUES]; /* per queue statistics */ struct stmmac_txq_stats txq_stats[MTL_MAX_TX_QUEUES]; struct stmmac_rxq_stats rxq_stats[MTL_MAX_RX_QUEUES]; + struct stmmac_pcpu_stats __percpu *pcpu_stats; unsigned long rx_dropped; unsigned long rx_errors; unsigned long tx_dropped; @@ -216,6 +242,7 @@ struct stmmac_safety_stats { unsigned long mac_errors[32]; unsigned long mtl_errors[32]; unsigned long dma_errors[32]; + unsigned long dma_dpp_errors[32]; }; /* Number of fields in Safety Stats */ @@ -344,6 +371,7 @@ enum request_irq_err { REQ_IRQ_ERR_ALL, REQ_IRQ_ERR_TX, REQ_IRQ_ERR_RX, + REQ_IRQ_ERR_SFTY, REQ_IRQ_ERR_SFTY_UE, REQ_IRQ_ERR_SFTY_CE, REQ_IRQ_ERR_LPI, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index 31631e3f89d0..e254b21fdb59 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -106,6 +106,7 @@ struct qcom_ethqos { struct clk *link_clk; struct phy *serdes_phy; unsigned int speed; + int serdes_speed; phy_interface_t phy_mode; const struct ethqos_emac_por *por; @@ -169,6 +170,9 @@ static void rgmii_dump(void *priv) static void ethqos_update_link_clk(struct qcom_ethqos *ethqos, unsigned int speed) { + if (!phy_interface_mode_is_rgmii(ethqos->phy_mode)) + return; + switch (speed) { case SPEED_1000: ethqos->link_clk_rate = RGMII_1000_NOM_CLK_FREQ; @@ -606,19 +610,39 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos) */ static int ethqos_configure_sgmii(struct qcom_ethqos *ethqos) { + struct net_device *dev = platform_get_drvdata(ethqos->pdev); + struct stmmac_priv *priv = netdev_priv(dev); int val; val = readl(ethqos->mac_base + MAC_CTRL_REG); switch (ethqos->speed) { + case SPEED_2500: + val &= ~ETHQOS_MAC_CTRL_PORT_SEL; + rgmii_updatel(ethqos, RGMII_CONFIG2_RGMII_CLK_SEL_CFG, + RGMII_CONFIG2_RGMII_CLK_SEL_CFG, + RGMII_IO_MACRO_CONFIG2); + if (ethqos->serdes_speed != SPEED_2500) + phy_set_speed(ethqos->serdes_phy, SPEED_2500); + ethqos->serdes_speed = SPEED_2500; + stmmac_pcs_ctrl_ane(priv, priv->ioaddr, 0, 0, 0); + break; case SPEED_1000: val &= ~ETHQOS_MAC_CTRL_PORT_SEL; rgmii_updatel(ethqos, RGMII_CONFIG2_RGMII_CLK_SEL_CFG, RGMII_CONFIG2_RGMII_CLK_SEL_CFG, RGMII_IO_MACRO_CONFIG2); + if (ethqos->serdes_speed != SPEED_1000) + phy_set_speed(ethqos->serdes_phy, SPEED_1000); + ethqos->serdes_speed = SPEED_1000; + stmmac_pcs_ctrl_ane(priv, priv->ioaddr, 1, 0, 0); break; case SPEED_100: val |= ETHQOS_MAC_CTRL_PORT_SEL | ETHQOS_MAC_CTRL_SPEED_MODE; + if (ethqos->serdes_speed != SPEED_1000) + phy_set_speed(ethqos->serdes_phy, SPEED_1000); + ethqos->serdes_speed = SPEED_1000; + stmmac_pcs_ctrl_ane(priv, priv->ioaddr, 1, 0, 0); break; case SPEED_10: val |= ETHQOS_MAC_CTRL_PORT_SEL; @@ -627,6 +651,10 @@ static int ethqos_configure_sgmii(struct qcom_ethqos *ethqos) FIELD_PREP(RGMII_CONFIG_SGMII_CLK_DVDR, SGMII_10M_RX_CLK_DVDR), RGMII_IO_MACRO_CONFIG); + if (ethqos->serdes_speed != SPEED_1000) + phy_set_speed(ethqos->serdes_phy, ethqos->speed); + ethqos->serdes_speed = SPEED_1000; + stmmac_pcs_ctrl_ane(priv, priv->ioaddr, 1, 0, 0); break; } @@ -728,7 +756,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) struct stmmac_resources stmmac_res; struct device *dev = &pdev->dev; struct qcom_ethqos *ethqos; - int ret; + int ret, i; ret = stmmac_get_platform_resources(pdev, &stmmac_res); if (ret) @@ -799,6 +827,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) "Failed to get serdes phy\n"); ethqos->speed = SPEED_1000; + ethqos->serdes_speed = SPEED_1000; ethqos_update_link_clk(ethqos, SPEED_1000); ethqos_set_func_clk_en(ethqos); @@ -822,6 +851,10 @@ static int qcom_ethqos_probe(struct platform_device *pdev) plat_dat->serdes_powerdown = qcom_ethqos_serdes_powerdown; } + /* Enable TSO on queue0 and enable TBS on rest of the queues */ + for (i = 1; i < plat_dat->tx_queues_to_use; i++) + plat_dat->tx_queues_cfg[i].tbs_en = 1; + return devm_stmmac_pltfr_probe(pdev, plat_dat, &stmmac_res); } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c index ba2ce776bd4d..68f85e4605cb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c @@ -585,4 +585,5 @@ static struct platform_driver socfpga_dwmac_driver = { }; module_platform_driver(socfpga_dwmac_driver); +MODULE_DESCRIPTION("Altera SOC DWMAC Specific Glue layer"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c index 5d630affb4d1..4e1076faee0c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c @@ -15,13 +15,20 @@ #include "stmmac_platform.h" -#define STARFIVE_DWMAC_PHY_INFT_RGMII 0x1 -#define STARFIVE_DWMAC_PHY_INFT_RMII 0x4 -#define STARFIVE_DWMAC_PHY_INFT_FIELD 0x7U +#define STARFIVE_DWMAC_PHY_INFT_RGMII 0x1 +#define STARFIVE_DWMAC_PHY_INFT_RMII 0x4 +#define STARFIVE_DWMAC_PHY_INFT_FIELD 0x7U + +#define JH7100_SYSMAIN_REGISTER49_DLYCHAIN 0xc8 + +struct starfive_dwmac_data { + unsigned int gtxclk_dlychain; +}; struct starfive_dwmac { struct device *dev; struct clk *clk_tx; + const struct starfive_dwmac_data *data; }; static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigned int mode) @@ -67,6 +74,8 @@ static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat) case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: mode = STARFIVE_DWMAC_PHY_INFT_RGMII; break; @@ -89,6 +98,14 @@ static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat) if (err) return dev_err_probe(dwmac->dev, err, "error setting phy mode\n"); + if (dwmac->data) { + err = regmap_write(regmap, JH7100_SYSMAIN_REGISTER49_DLYCHAIN, + dwmac->data->gtxclk_dlychain); + if (err) + return dev_err_probe(dwmac->dev, err, + "error selecting gtxclk delay chain\n"); + } + return 0; } @@ -114,6 +131,8 @@ static int starfive_dwmac_probe(struct platform_device *pdev) if (!dwmac) return -ENOMEM; + dwmac->data = device_get_match_data(&pdev->dev); + dwmac->clk_tx = devm_clk_get_enabled(&pdev->dev, "tx"); if (IS_ERR(dwmac->clk_tx)) return dev_err_probe(&pdev->dev, PTR_ERR(dwmac->clk_tx), @@ -144,8 +163,13 @@ static int starfive_dwmac_probe(struct platform_device *pdev) return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); } +static const struct starfive_dwmac_data jh7100_data = { + .gtxclk_dlychain = 4, +}; + static const struct of_device_id starfive_dwmac_match[] = { - { .compatible = "starfive,jh7110-dwmac" }, + { .compatible = "starfive,jh7100-dwmac", .data = &jh7100_data }, + { .compatible = "starfive,jh7110-dwmac" }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, starfive_dwmac_match); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 137741b94122..b21d99faa2d0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -441,8 +441,7 @@ static int sun8i_dwmac_dma_interrupt(struct stmmac_priv *priv, struct stmmac_extra_stats *x, u32 chan, u32 dir) { - struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; - struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; + struct stmmac_pcpu_stats *stats = this_cpu_ptr(priv->xstats.pcpu_stats); int ret = 0; u32 v; @@ -455,9 +454,9 @@ static int sun8i_dwmac_dma_interrupt(struct stmmac_priv *priv, if (v & EMAC_TX_INT) { ret |= handle_tx; - u64_stats_update_begin(&txq_stats->syncp); - txq_stats->tx_normal_irq_n++; - u64_stats_update_end(&txq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->tx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); } if (v & EMAC_TX_DMA_STOP_INT) @@ -479,9 +478,9 @@ static int sun8i_dwmac_dma_interrupt(struct stmmac_priv *priv, if (v & EMAC_RX_INT) { ret |= handle_rx; - u64_stats_update_begin(&rxq_stats->syncp); - rxq_stats->rx_normal_irq_n++; - u64_stats_update_end(&rxq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->rx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); } if (v & EMAC_RX_BUF_UA_INT) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h index 358e7dcb6a9a..17d9120db5fe 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h @@ -92,7 +92,7 @@ #define DMA_TBS_FTOV BIT(0) #define DMA_TBS_DEF_FTOS (DMA_TBS_FTOS | DMA_TBS_FTOV) -/* Following DMA defines are chanels oriented */ +/* Following DMA defines are channel-oriented */ #define DMA_CHAN_BASE_ADDR 0x00001100 #define DMA_CHAN_BASE_OFFSET 0x80 diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c index 9470d3fd2ded..0d185e54eb7e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c @@ -171,8 +171,7 @@ int dwmac4_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, const struct dwmac4_addrs *dwmac4_addrs = priv->plat->dwmac4_addrs; u32 intr_status = readl(ioaddr + DMA_CHAN_STATUS(dwmac4_addrs, chan)); u32 intr_en = readl(ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan)); - struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; - struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; + struct stmmac_pcpu_stats *stats = this_cpu_ptr(priv->xstats.pcpu_stats); int ret = 0; if (dir == DMA_DIR_RX) @@ -201,15 +200,15 @@ int dwmac4_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, } /* TX/RX NORMAL interrupts */ if (likely(intr_status & DMA_CHAN_STATUS_RI)) { - u64_stats_update_begin(&rxq_stats->syncp); - rxq_stats->rx_normal_irq_n++; - u64_stats_update_end(&rxq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->rx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); ret |= handle_rx; } if (likely(intr_status & DMA_CHAN_STATUS_TI)) { - u64_stats_update_begin(&txq_stats->syncp); - txq_stats->tx_normal_irq_n++; - u64_stats_update_end(&txq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->tx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); ret |= handle_tx; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c index 7907d62d3437..85e18f9a22f9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c @@ -162,8 +162,7 @@ static void show_rx_process_state(unsigned int status) int dwmac_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, struct stmmac_extra_stats *x, u32 chan, u32 dir) { - struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; - struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; + struct stmmac_pcpu_stats *stats = this_cpu_ptr(priv->xstats.pcpu_stats); int ret = 0; /* read the status register (CSR5) */ u32 intr_status = readl(ioaddr + DMA_STATUS); @@ -215,16 +214,16 @@ int dwmac_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, u32 value = readl(ioaddr + DMA_INTR_ENA); /* to schedule NAPI on real RIE event. */ if (likely(value & DMA_INTR_ENA_RIE)) { - u64_stats_update_begin(&rxq_stats->syncp); - rxq_stats->rx_normal_irq_n++; - u64_stats_update_end(&rxq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->rx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); ret |= handle_rx; } } if (likely(intr_status & DMA_STATUS_TI)) { - u64_stats_update_begin(&txq_stats->syncp); - txq_stats->tx_normal_irq_n++; - u64_stats_update_end(&txq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->tx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); ret |= handle_tx; } if (unlikely(intr_status & DMA_STATUS_ERI)) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index 207ff1799f2c..6a2c7d22df1e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -303,6 +303,8 @@ #define XGMAC_RXCEIE BIT(4) #define XGMAC_TXCEIE BIT(0) #define XGMAC_MTL_ECC_INT_STATUS 0x000010cc +#define XGMAC_MTL_DPP_CONTROL 0x000010e0 +#define XGMAC_DPP_DISABLE BIT(0) #define XGMAC_MTL_TXQ_OPMODE(x) (0x00001100 + (0x80 * (x))) #define XGMAC_TQS GENMASK(25, 16) #define XGMAC_TQS_SHIFT 16 @@ -385,6 +387,7 @@ #define XGMAC_DCEIE BIT(1) #define XGMAC_TCEIE BIT(0) #define XGMAC_DMA_ECC_INT_STATUS 0x0000306c +#define XGMAC_DMA_DPP_INT_STATUS 0x00003074 #define XGMAC_DMA_CH_CONTROL(x) (0x00003100 + (0x80 * (x))) #define XGMAC_SPH BIT(24) #define XGMAC_PBLx8 BIT(16) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c index eb48211d9b0e..1af2f89a0504 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c @@ -830,6 +830,44 @@ static const struct dwxgmac3_error_desc dwxgmac3_dma_errors[32]= { { false, "UNKNOWN", "Unknown Error" }, /* 31 */ }; +#define DPP_RX_ERR "Read Rx Descriptor Parity checker Error" +#define DPP_TX_ERR "Read Tx Descriptor Parity checker Error" + +static const struct dwxgmac3_error_desc dwxgmac3_dma_dpp_errors[32] = { + { true, "TDPES0", DPP_TX_ERR }, + { true, "TDPES1", DPP_TX_ERR }, + { true, "TDPES2", DPP_TX_ERR }, + { true, "TDPES3", DPP_TX_ERR }, + { true, "TDPES4", DPP_TX_ERR }, + { true, "TDPES5", DPP_TX_ERR }, + { true, "TDPES6", DPP_TX_ERR }, + { true, "TDPES7", DPP_TX_ERR }, + { true, "TDPES8", DPP_TX_ERR }, + { true, "TDPES9", DPP_TX_ERR }, + { true, "TDPES10", DPP_TX_ERR }, + { true, "TDPES11", DPP_TX_ERR }, + { true, "TDPES12", DPP_TX_ERR }, + { true, "TDPES13", DPP_TX_ERR }, + { true, "TDPES14", DPP_TX_ERR }, + { true, "TDPES15", DPP_TX_ERR }, + { true, "RDPES0", DPP_RX_ERR }, + { true, "RDPES1", DPP_RX_ERR }, + { true, "RDPES2", DPP_RX_ERR }, + { true, "RDPES3", DPP_RX_ERR }, + { true, "RDPES4", DPP_RX_ERR }, + { true, "RDPES5", DPP_RX_ERR }, + { true, "RDPES6", DPP_RX_ERR }, + { true, "RDPES7", DPP_RX_ERR }, + { true, "RDPES8", DPP_RX_ERR }, + { true, "RDPES9", DPP_RX_ERR }, + { true, "RDPES10", DPP_RX_ERR }, + { true, "RDPES11", DPP_RX_ERR }, + { true, "RDPES12", DPP_RX_ERR }, + { true, "RDPES13", DPP_RX_ERR }, + { true, "RDPES14", DPP_RX_ERR }, + { true, "RDPES15", DPP_RX_ERR }, +}; + static void dwxgmac3_handle_dma_err(struct net_device *ndev, void __iomem *ioaddr, bool correctable, struct stmmac_safety_stats *stats) @@ -841,6 +879,13 @@ static void dwxgmac3_handle_dma_err(struct net_device *ndev, dwxgmac3_log_error(ndev, value, correctable, "DMA", dwxgmac3_dma_errors, STAT_OFF(dma_errors), stats); + + value = readl(ioaddr + XGMAC_DMA_DPP_INT_STATUS); + writel(value, ioaddr + XGMAC_DMA_DPP_INT_STATUS); + + dwxgmac3_log_error(ndev, value, false, "DMA_DPP", + dwxgmac3_dma_dpp_errors, + STAT_OFF(dma_dpp_errors), stats); } static int @@ -881,6 +926,12 @@ dwxgmac3_safety_feat_config(void __iomem *ioaddr, unsigned int asp, value |= XGMAC_TMOUTEN; /* FSM Timeout Feature */ writel(value, ioaddr + XGMAC_MAC_FSM_CONTROL); + /* 5. Enable Data Path Parity Protection */ + value = readl(ioaddr + XGMAC_MTL_DPP_CONTROL); + /* already enabled by default, explicit enable it again */ + value &= ~XGMAC_DPP_DISABLE; + writel(value, ioaddr + XGMAC_MTL_DPP_CONTROL); + return 0; } @@ -914,7 +965,11 @@ static int dwxgmac3_safety_feat_irq_status(struct net_device *ndev, ret |= !corr; } - err = dma & (XGMAC_DEUIS | XGMAC_DECIS); + /* DMA_DPP_Interrupt_Status is indicated by MCSIS bit in + * DMA_Safety_Interrupt_Status, so we handle DMA Data Path + * Parity Errors here + */ + err = dma & (XGMAC_DEUIS | XGMAC_DECIS | XGMAC_MCSIS); corr = dma & XGMAC_DECIS; if (err) { dwxgmac3_handle_dma_err(ndev, ioaddr, corr, stats); @@ -930,6 +985,7 @@ static const struct dwxgmac3_error { { dwxgmac3_mac_errors }, { dwxgmac3_mtl_errors }, { dwxgmac3_dma_errors }, + { dwxgmac3_dma_dpp_errors }, }; static int dwxgmac3_safety_feat_dump(struct stmmac_safety_stats *stats, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index 3cde695fec91..dd2ab6185c40 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -337,8 +337,7 @@ static int dwxgmac2_dma_interrupt(struct stmmac_priv *priv, struct stmmac_extra_stats *x, u32 chan, u32 dir) { - struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; - struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; + struct stmmac_pcpu_stats *stats = this_cpu_ptr(priv->xstats.pcpu_stats); u32 intr_status = readl(ioaddr + XGMAC_DMA_CH_STATUS(chan)); u32 intr_en = readl(ioaddr + XGMAC_DMA_CH_INT_EN(chan)); int ret = 0; @@ -367,15 +366,15 @@ static int dwxgmac2_dma_interrupt(struct stmmac_priv *priv, /* TX/RX NORMAL interrupts */ if (likely(intr_status & XGMAC_NIS)) { if (likely(intr_status & XGMAC_RI)) { - u64_stats_update_begin(&rxq_stats->syncp); - rxq_stats->rx_normal_irq_n++; - u64_stats_update_end(&rxq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->rx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); ret |= handle_rx; } if (likely(intr_status & (XGMAC_TI | XGMAC_TBU))) { - u64_stats_update_begin(&txq_stats->syncp); - txq_stats->tx_normal_irq_n++; - u64_stats_update_end(&txq_stats->syncp); + u64_stats_update_begin(&stats->syncp); + u64_stats_inc(&stats->tx_normal_irq_n[chan]); + u64_stats_update_end(&stats->syncp); ret |= handle_tx; } } diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.c b/drivers/net/ethernet/stmicro/stmmac/hwif.c index 1bd34b2a47e8..29367105df54 100644 --- a/drivers/net/ethernet/stmicro/stmmac/hwif.c +++ b/drivers/net/ethernet/stmicro/stmmac/hwif.c @@ -224,7 +224,7 @@ static const struct stmmac_hwif_entry { .regs = { .ptp_off = PTP_GMAC4_OFFSET, .mmc_off = MMC_GMAC4_OFFSET, - .est_off = EST_XGMAC_OFFSET, + .est_off = EST_GMAC4_OFFSET, }, .desc = &dwmac4_desc_ops, .dma = &dwmac410_dma_ops, diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc.h b/drivers/net/ethernet/stmicro/stmmac/mmc.h index 14c9d2637dfe..dff02d75d519 100644 --- a/drivers/net/ethernet/stmicro/stmmac/mmc.h +++ b/drivers/net/ethernet/stmicro/stmmac/mmc.h @@ -86,10 +86,6 @@ struct stmmac_counters { unsigned int mmc_rx_discard_octets_gb; unsigned int mmc_rx_align_err_frames; - /* IPC */ - unsigned int mmc_rx_ipc_intr_mask; - unsigned int mmc_rx_ipc_intr; - /* IPv4 */ unsigned int mmc_rx_ipv4_gd; unsigned int mmc_rx_ipv4_hderr; diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c index 8597c6abae8d..7eb477faa75a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c @@ -316,9 +316,6 @@ static void dwmac_mmc_read(void __iomem *mmcaddr, struct stmmac_counters *mmc) mmc->mmc_rx_fifo_overflow += readl(mmcaddr + MMC_RX_FIFO_OVERFLOW); mmc->mmc_rx_vlan_frames_gb += readl(mmcaddr + MMC_RX_VLAN_FRAMES_GB); mmc->mmc_rx_watchdog_error += readl(mmcaddr + MMC_RX_WATCHDOG_ERROR); - /* IPC */ - mmc->mmc_rx_ipc_intr_mask += readl(mmcaddr + MMC_RX_IPC_INTR_MASK); - mmc->mmc_rx_ipc_intr += readl(mmcaddr + MMC_RX_IPC_INTR); /* IPv4 */ mmc->mmc_rx_ipv4_gd += readl(mmcaddr + MMC_RX_IPV4_GD); mmc->mmc_rx_ipv4_hderr += readl(mmcaddr + MMC_RX_IPV4_HDERR); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index f155e4841c62..dddcaa9220cc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -31,6 +31,7 @@ struct stmmac_resources { int wol_irq; int lpi_irq; int irq; + int sfty_irq; int sfty_ce_irq; int sfty_ue_irq; int rx_irq[MTL_MAX_RX_QUEUES]; @@ -298,6 +299,7 @@ struct stmmac_priv { void __iomem *ptpaddr; void __iomem *estaddr; unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; + int sfty_irq; int sfty_ce_irq; int sfty_ue_irq; int rx_irq[MTL_MAX_RX_QUEUES]; @@ -306,6 +308,7 @@ struct stmmac_priv { char int_name_mac[IFNAMSIZ + 9]; char int_name_wol[IFNAMSIZ + 9]; char int_name_lpi[IFNAMSIZ + 9]; + char int_name_sfty[IFNAMSIZ + 10]; char int_name_sfty_ce[IFNAMSIZ + 10]; char int_name_sfty_ue[IFNAMSIZ + 10]; char int_name_rx_irq[MTL_MAX_TX_QUEUES][IFNAMSIZ + 14]; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c index 4da6ccc17c20..c9693f77e1f6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_est.c @@ -81,6 +81,7 @@ static void est_irq_status(struct stmmac_priv *priv, struct net_device *dev, u32 status, value, feqn, hbfq, hbfs, btrl, btrl_max; void __iomem *est_addr = priv->estaddr; u32 txqcnt_mask = BIT(txqcnt) - 1; + int i; status = readl(est_addr + EST_STATUS); @@ -125,6 +126,11 @@ static void est_irq_status(struct stmmac_priv *priv, struct net_device *dev, x->mtl_est_hlbf++; + for (i = 0; i < txqcnt; i++) { + if (feqn & BIT(i)) + x->mtl_est_txq_hlbf[i]++; + } + /* Clear Interrupt */ writel(feqn, est_addr + EST_FRM_SZ_ERR); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index 42d27b97dd1d..e1537a57815f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -243,8 +243,6 @@ static const struct stmmac_stats stmmac_mmc[] = { STMMAC_MMC_STAT(mmc_rx_discard_frames_gb), STMMAC_MMC_STAT(mmc_rx_discard_octets_gb), STMMAC_MMC_STAT(mmc_rx_align_err_frames), - STMMAC_MMC_STAT(mmc_rx_ipc_intr_mask), - STMMAC_MMC_STAT(mmc_rx_ipc_intr), STMMAC_MMC_STAT(mmc_rx_ipv4_gd), STMMAC_MMC_STAT(mmc_rx_ipv4_hderr), STMMAC_MMC_STAT(mmc_rx_ipv4_nopay), @@ -549,44 +547,79 @@ stmmac_set_pauseparam(struct net_device *netdev, } } +static u64 stmmac_get_rx_normal_irq_n(struct stmmac_priv *priv, int q) +{ + u64 total; + int cpu; + + total = 0; + for_each_possible_cpu(cpu) { + struct stmmac_pcpu_stats *pcpu; + unsigned int start; + u64 irq_n; + + pcpu = per_cpu_ptr(priv->xstats.pcpu_stats, cpu); + do { + start = u64_stats_fetch_begin(&pcpu->syncp); + irq_n = u64_stats_read(&pcpu->rx_normal_irq_n[q]); + } while (u64_stats_fetch_retry(&pcpu->syncp, start)); + total += irq_n; + } + return total; +} + +static u64 stmmac_get_tx_normal_irq_n(struct stmmac_priv *priv, int q) +{ + u64 total; + int cpu; + + total = 0; + for_each_possible_cpu(cpu) { + struct stmmac_pcpu_stats *pcpu; + unsigned int start; + u64 irq_n; + + pcpu = per_cpu_ptr(priv->xstats.pcpu_stats, cpu); + do { + start = u64_stats_fetch_begin(&pcpu->syncp); + irq_n = u64_stats_read(&pcpu->tx_normal_irq_n[q]); + } while (u64_stats_fetch_retry(&pcpu->syncp, start)); + total += irq_n; + } + return total; +} + static void stmmac_get_per_qstats(struct stmmac_priv *priv, u64 *data) { u32 tx_cnt = priv->plat->tx_queues_to_use; u32 rx_cnt = priv->plat->rx_queues_to_use; unsigned int start; - int q, stat; - char *p; + int q; for (q = 0; q < tx_cnt; q++) { struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[q]; - struct stmmac_txq_stats snapshot; + u64 pkt_n; do { - start = u64_stats_fetch_begin(&txq_stats->syncp); - snapshot = *txq_stats; - } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); + start = u64_stats_fetch_begin(&txq_stats->napi_syncp); + pkt_n = u64_stats_read(&txq_stats->napi.tx_pkt_n); + } while (u64_stats_fetch_retry(&txq_stats->napi_syncp, start)); - p = (char *)&snapshot + offsetof(struct stmmac_txq_stats, tx_pkt_n); - for (stat = 0; stat < STMMAC_TXQ_STATS; stat++) { - *data++ = (*(u64 *)p); - p += sizeof(u64); - } + *data++ = pkt_n; + *data++ = stmmac_get_tx_normal_irq_n(priv, q); } for (q = 0; q < rx_cnt; q++) { struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[q]; - struct stmmac_rxq_stats snapshot; + u64 pkt_n; do { - start = u64_stats_fetch_begin(&rxq_stats->syncp); - snapshot = *rxq_stats; - } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); + start = u64_stats_fetch_begin(&rxq_stats->napi_syncp); + pkt_n = u64_stats_read(&rxq_stats->napi.rx_pkt_n); + } while (u64_stats_fetch_retry(&rxq_stats->napi_syncp, start)); - p = (char *)&snapshot + offsetof(struct stmmac_rxq_stats, rx_pkt_n); - for (stat = 0; stat < STMMAC_RXQ_STATS; stat++) { - *data++ = (*(u64 *)p); - p += sizeof(u64); - } + *data++ = pkt_n; + *data++ = stmmac_get_rx_normal_irq_n(priv, q); } } @@ -645,39 +678,49 @@ static void stmmac_get_ethtool_stats(struct net_device *dev, pos = j; for (i = 0; i < rx_queues_count; i++) { struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[i]; - struct stmmac_rxq_stats snapshot; + struct stmmac_napi_rx_stats snapshot; + u64 n_irq; j = pos; do { - start = u64_stats_fetch_begin(&rxq_stats->syncp); - snapshot = *rxq_stats; - } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); - - data[j++] += snapshot.rx_pkt_n; - data[j++] += snapshot.rx_normal_irq_n; - normal_irq_n += snapshot.rx_normal_irq_n; - napi_poll += snapshot.napi_poll; + start = u64_stats_fetch_begin(&rxq_stats->napi_syncp); + snapshot = rxq_stats->napi; + } while (u64_stats_fetch_retry(&rxq_stats->napi_syncp, start)); + + data[j++] += u64_stats_read(&snapshot.rx_pkt_n); + n_irq = stmmac_get_rx_normal_irq_n(priv, i); + data[j++] += n_irq; + normal_irq_n += n_irq; + napi_poll += u64_stats_read(&snapshot.poll); } pos = j; for (i = 0; i < tx_queues_count; i++) { struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[i]; - struct stmmac_txq_stats snapshot; + struct stmmac_napi_tx_stats napi_snapshot; + struct stmmac_q_tx_stats q_snapshot; + u64 n_irq; j = pos; do { - start = u64_stats_fetch_begin(&txq_stats->syncp); - snapshot = *txq_stats; - } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); - - data[j++] += snapshot.tx_pkt_n; - data[j++] += snapshot.tx_normal_irq_n; - normal_irq_n += snapshot.tx_normal_irq_n; - data[j++] += snapshot.tx_clean; - data[j++] += snapshot.tx_set_ic_bit; - data[j++] += snapshot.tx_tso_frames; - data[j++] += snapshot.tx_tso_nfrags; - napi_poll += snapshot.napi_poll; + start = u64_stats_fetch_begin(&txq_stats->q_syncp); + q_snapshot = txq_stats->q; + } while (u64_stats_fetch_retry(&txq_stats->q_syncp, start)); + do { + start = u64_stats_fetch_begin(&txq_stats->napi_syncp); + napi_snapshot = txq_stats->napi; + } while (u64_stats_fetch_retry(&txq_stats->napi_syncp, start)); + + data[j++] += u64_stats_read(&napi_snapshot.tx_pkt_n); + n_irq = stmmac_get_tx_normal_irq_n(priv, i); + data[j++] += n_irq; + normal_irq_n += n_irq; + data[j++] += u64_stats_read(&napi_snapshot.tx_clean); + data[j++] += u64_stats_read(&q_snapshot.tx_set_ic_bit) + + u64_stats_read(&napi_snapshot.tx_set_ic_bit); + data[j++] += u64_stats_read(&q_snapshot.tx_tso_frames); + data[j++] += u64_stats_read(&q_snapshot.tx_tso_nfrags); + napi_poll += u64_stats_read(&napi_snapshot.poll); } normal_irq_n += priv->xstats.rx_early_irq; data[j++] = normal_irq_n; @@ -852,15 +895,13 @@ static int stmmac_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) } static int stmmac_ethtool_op_get_eee(struct net_device *dev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct stmmac_priv *priv = netdev_priv(dev); if (!priv->dma_cap.eee) return -EOPNOTSUPP; - edata->eee_enabled = priv->eee_enabled; - edata->eee_active = priv->eee_active; edata->tx_lpi_timer = priv->tx_lpi_timer; edata->tx_lpi_enabled = priv->tx_lpi_enabled; @@ -868,7 +909,7 @@ static int stmmac_ethtool_op_get_eee(struct net_device *dev, } static int stmmac_ethtool_op_set_eee(struct net_device *dev, - struct ethtool_eee *edata) + struct ethtool_keee *edata) { struct stmmac_priv *priv = netdev_priv(dev); int ret; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 25519952f754..24cd80490d19 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2482,7 +2482,6 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget) struct xdp_desc xdp_desc; bool work_done = true; u32 tx_set_ic_bit = 0; - unsigned long flags; /* Avoids TX time-out as we are sharing with slow path */ txq_trans_cond_update(nq); @@ -2507,6 +2506,13 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget) if (!xsk_tx_peek_desc(pool, &xdp_desc)) break; + if (priv->plat->est && priv->plat->est->enable && + priv->plat->est->max_sdu[queue] && + xdp_desc.len > priv->plat->est->max_sdu[queue]) { + priv->xstats.max_sdu_txq_drop[queue]++; + continue; + } + if (likely(priv->extend_desc)) tx_desc = (struct dma_desc *)(tx_q->dma_etx + entry); else if (tx_q->tbs & STMMAC_TBS_AVAIL) @@ -2566,9 +2572,9 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget) tx_q->cur_tx = STMMAC_GET_ENTRY(tx_q->cur_tx, priv->dma_conf.dma_tx_size); entry = tx_q->cur_tx; } - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->tx_set_ic_bit += tx_set_ic_bit; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_update_begin(&txq_stats->napi_syncp); + u64_stats_add(&txq_stats->napi.tx_set_ic_bit, tx_set_ic_bit); + u64_stats_update_end(&txq_stats->napi_syncp); if (tx_desc) { stmmac_flush_tx_descriptors(priv, queue); @@ -2616,7 +2622,6 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue, unsigned int bytes_compl = 0, pkts_compl = 0; unsigned int entry, xmits = 0, count = 0; u32 tx_packets = 0, tx_errors = 0; - unsigned long flags; __netif_tx_lock_bh(netdev_get_tx_queue(priv->dev, queue)); @@ -2674,7 +2679,8 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue, } if (skb) { stmmac_get_tx_hwtstamp(priv, p, skb); - } else { + } else if (tx_q->xsk_pool && + xp_tx_metadata_enabled(tx_q->xsk_pool)) { struct stmmac_xsk_tx_complete tx_compl = { .priv = priv, .desc = p, @@ -2782,11 +2788,11 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue, if (tx_q->dirty_tx != tx_q->cur_tx) *pending_packets = true; - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->tx_packets += tx_packets; - txq_stats->tx_pkt_n += tx_packets; - txq_stats->tx_clean++; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_update_begin(&txq_stats->napi_syncp); + u64_stats_add(&txq_stats->napi.tx_packets, tx_packets); + u64_stats_add(&txq_stats->napi.tx_pkt_n, tx_packets); + u64_stats_inc(&txq_stats->napi.tx_clean); + u64_stats_update_end(&txq_stats->napi_syncp); priv->xstats.tx_errors += tx_errors; @@ -3592,6 +3598,10 @@ static void stmmac_free_irq(struct net_device *dev, if (priv->wol_irq > 0 && priv->wol_irq != dev->irq) free_irq(priv->wol_irq, dev); fallthrough; + case REQ_IRQ_ERR_SFTY: + if (priv->sfty_irq > 0 && priv->sfty_irq != dev->irq) + free_irq(priv->sfty_irq, dev); + fallthrough; case REQ_IRQ_ERR_WOL: free_irq(dev->irq, dev); fallthrough; @@ -3662,6 +3672,23 @@ static int stmmac_request_irq_multi_msi(struct net_device *dev) } } + /* Request the common Safety Feature Correctible/Uncorrectible + * Error line in case of another line is used + */ + if (priv->sfty_irq > 0 && priv->sfty_irq != dev->irq) { + int_name = priv->int_name_sfty; + sprintf(int_name, "%s:%s", dev->name, "safety"); + ret = request_irq(priv->sfty_irq, stmmac_safety_interrupt, + 0, int_name, dev); + if (unlikely(ret < 0)) { + netdev_err(priv->dev, + "%s: alloc sfty MSI %d (error: %d)\n", + __func__, priv->sfty_irq, ret); + irq_err = REQ_IRQ_ERR_SFTY; + goto irq_error; + } + } + /* Request the Safety Feature Correctible Error line in * case of another line is used */ @@ -3799,6 +3826,21 @@ static int stmmac_request_irq_single(struct net_device *dev) } } + /* Request the common Safety Feature Correctible/Uncorrectible + * Error line in case of another line is used + */ + if (priv->sfty_irq > 0 && priv->sfty_irq != dev->irq) { + ret = request_irq(priv->sfty_irq, stmmac_safety_interrupt, + IRQF_SHARED, dev->name, dev); + if (unlikely(ret < 0)) { + netdev_err(priv->dev, + "%s: ERROR: allocating the sfty IRQ %d (%d)\n", + __func__, priv->sfty_irq, ret); + irq_err = REQ_IRQ_ERR_SFTY; + goto irq_error; + } + } + return 0; irq_error: @@ -4007,8 +4049,10 @@ static void stmmac_fpe_stop_wq(struct stmmac_priv *priv) { set_bit(__FPE_REMOVING, &priv->fpe_task_state); - if (priv->fpe_wq) + if (priv->fpe_wq) { destroy_workqueue(priv->fpe_wq); + priv->fpe_wq = NULL; + } netdev_info(priv->dev, "FPE workqueue stop"); } @@ -4213,7 +4257,6 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) struct stmmac_tx_queue *tx_q; bool has_vlan, set_ic; u8 proto_hdr_len, hdr; - unsigned long flags; u32 pay_len, mss; dma_addr_t des; int i; @@ -4378,13 +4421,13 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); } - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->tx_bytes += skb->len; - txq_stats->tx_tso_frames++; - txq_stats->tx_tso_nfrags += nfrags; + u64_stats_update_begin(&txq_stats->q_syncp); + u64_stats_add(&txq_stats->q.tx_bytes, skb->len); + u64_stats_inc(&txq_stats->q.tx_tso_frames); + u64_stats_add(&txq_stats->q.tx_tso_nfrags, nfrags); if (set_ic) - txq_stats->tx_set_ic_bit++; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_inc(&txq_stats->q.tx_set_ic_bit); + u64_stats_update_end(&txq_stats->q_syncp); if (priv->sarc_type) stmmac_set_desc_sarc(priv, first, priv->sarc_type); @@ -4483,7 +4526,6 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) struct stmmac_tx_queue *tx_q; bool has_vlan, set_ic; int entry, first_tx; - unsigned long flags; dma_addr_t des; tx_q = &priv->dma_conf.tx_queue[queue]; @@ -4501,6 +4543,13 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) return stmmac_tso_xmit(skb, dev); } + if (priv->plat->est && priv->plat->est->enable && + priv->plat->est->max_sdu[queue] && + skb->len > priv->plat->est->max_sdu[queue]){ + priv->xstats.max_sdu_txq_drop[queue]++; + goto max_sdu_err; + } + if (unlikely(stmmac_tx_avail(priv, queue) < nfrags + 1)) { if (!netif_tx_queue_stopped(netdev_get_tx_queue(dev, queue))) { netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, @@ -4653,11 +4702,11 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); } - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->tx_bytes += skb->len; + u64_stats_update_begin(&txq_stats->q_syncp); + u64_stats_add(&txq_stats->q.tx_bytes, skb->len); if (set_ic) - txq_stats->tx_set_ic_bit++; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_inc(&txq_stats->q.tx_set_ic_bit); + u64_stats_update_end(&txq_stats->q_syncp); if (priv->sarc_type) stmmac_set_desc_sarc(priv, first, priv->sarc_type); @@ -4718,6 +4767,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) dma_map_err: netdev_err(priv->dev, "Tx DMA map failed\n"); +max_sdu_err: dev_kfree_skb(skb); priv->xstats.tx_dropped++; return NETDEV_TX_OK; @@ -4874,6 +4924,13 @@ static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue, if (stmmac_tx_avail(priv, queue) < STMMAC_TX_THRESH(priv)) return STMMAC_XDP_CONSUMED; + if (priv->plat->est && priv->plat->est->enable && + priv->plat->est->max_sdu[queue] && + xdpf->len > priv->plat->est->max_sdu[queue]) { + priv->xstats.max_sdu_txq_drop[queue]++; + return STMMAC_XDP_CONSUMED; + } + if (likely(priv->extend_desc)) tx_desc = (struct dma_desc *)(tx_q->dma_etx + entry); else if (tx_q->tbs & STMMAC_TBS_AVAIL) @@ -4921,12 +4978,11 @@ static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue, set_ic = false; if (set_ic) { - unsigned long flags; tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, tx_desc); - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->tx_set_ic_bit++; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_update_begin(&txq_stats->q_syncp); + u64_stats_inc(&txq_stats->q.tx_set_ic_bit); + u64_stats_update_end(&txq_stats->q_syncp); } stmmac_enable_dma_transmission(priv, priv->ioaddr); @@ -5076,7 +5132,6 @@ static void stmmac_dispatch_skb_zc(struct stmmac_priv *priv, u32 queue, unsigned int len = xdp->data_end - xdp->data; enum pkt_hash_types hash_type; int coe = priv->hw->rx_csum; - unsigned long flags; struct sk_buff *skb; u32 hash; @@ -5106,10 +5161,10 @@ static void stmmac_dispatch_skb_zc(struct stmmac_priv *priv, u32 queue, skb_record_rx_queue(skb, queue); napi_gro_receive(&ch->rxtx_napi, skb); - flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); - rxq_stats->rx_pkt_n++; - rxq_stats->rx_bytes += len; - u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); + u64_stats_update_begin(&rxq_stats->napi_syncp); + u64_stats_inc(&rxq_stats->napi.rx_pkt_n); + u64_stats_add(&rxq_stats->napi.rx_bytes, len); + u64_stats_update_end(&rxq_stats->napi_syncp); } static bool stmmac_rx_refill_zc(struct stmmac_priv *priv, u32 queue, u32 budget) @@ -5191,7 +5246,6 @@ static int stmmac_rx_zc(struct stmmac_priv *priv, int limit, u32 queue) unsigned int desc_size; struct bpf_prog *prog; bool failure = false; - unsigned long flags; int xdp_status = 0; int status = 0; @@ -5346,9 +5400,9 @@ read_again: stmmac_finalize_xdp_rx(priv, xdp_status); - flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); - rxq_stats->rx_pkt_n += count; - u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); + u64_stats_update_begin(&rxq_stats->napi_syncp); + u64_stats_add(&rxq_stats->napi.rx_pkt_n, count); + u64_stats_update_end(&rxq_stats->napi_syncp); priv->xstats.rx_dropped += rx_dropped; priv->xstats.rx_errors += rx_errors; @@ -5386,7 +5440,6 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) unsigned int desc_size; struct sk_buff *skb = NULL; struct stmmac_xdp_buff ctx; - unsigned long flags; int xdp_status = 0; int buf_sz; @@ -5646,11 +5699,11 @@ drain_data: stmmac_rx_refill(priv, queue); - flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); - rxq_stats->rx_packets += rx_packets; - rxq_stats->rx_bytes += rx_bytes; - rxq_stats->rx_pkt_n += count; - u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); + u64_stats_update_begin(&rxq_stats->napi_syncp); + u64_stats_add(&rxq_stats->napi.rx_packets, rx_packets); + u64_stats_add(&rxq_stats->napi.rx_bytes, rx_bytes); + u64_stats_add(&rxq_stats->napi.rx_pkt_n, count); + u64_stats_update_end(&rxq_stats->napi_syncp); priv->xstats.rx_dropped += rx_dropped; priv->xstats.rx_errors += rx_errors; @@ -5665,13 +5718,12 @@ static int stmmac_napi_poll_rx(struct napi_struct *napi, int budget) struct stmmac_priv *priv = ch->priv_data; struct stmmac_rxq_stats *rxq_stats; u32 chan = ch->index; - unsigned long flags; int work_done; rxq_stats = &priv->xstats.rxq_stats[chan]; - flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); - rxq_stats->napi_poll++; - u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); + u64_stats_update_begin(&rxq_stats->napi_syncp); + u64_stats_inc(&rxq_stats->napi.poll); + u64_stats_update_end(&rxq_stats->napi_syncp); work_done = stmmac_rx(priv, budget, chan); if (work_done < budget && napi_complete_done(napi, work_done)) { @@ -5693,13 +5745,12 @@ static int stmmac_napi_poll_tx(struct napi_struct *napi, int budget) struct stmmac_txq_stats *txq_stats; bool pending_packets = false; u32 chan = ch->index; - unsigned long flags; int work_done; txq_stats = &priv->xstats.txq_stats[chan]; - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->napi_poll++; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_update_begin(&txq_stats->napi_syncp); + u64_stats_inc(&txq_stats->napi.poll); + u64_stats_update_end(&txq_stats->napi_syncp); work_done = stmmac_tx_clean(priv, budget, chan, &pending_packets); work_done = min(work_done, budget); @@ -5729,17 +5780,16 @@ static int stmmac_napi_poll_rxtx(struct napi_struct *napi, int budget) struct stmmac_rxq_stats *rxq_stats; struct stmmac_txq_stats *txq_stats; u32 chan = ch->index; - unsigned long flags; rxq_stats = &priv->xstats.rxq_stats[chan]; - flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); - rxq_stats->napi_poll++; - u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); + u64_stats_update_begin(&rxq_stats->napi_syncp); + u64_stats_inc(&rxq_stats->napi.poll); + u64_stats_update_end(&rxq_stats->napi_syncp); txq_stats = &priv->xstats.txq_stats[chan]; - flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); - txq_stats->napi_poll++; - u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); + u64_stats_update_begin(&txq_stats->napi_syncp); + u64_stats_inc(&txq_stats->napi.poll); + u64_stats_update_end(&txq_stats->napi_syncp); tx_done = stmmac_tx_clean(priv, budget, chan, &tx_pending_packets); tx_done = min(tx_done, budget); @@ -6014,10 +6064,8 @@ static void stmmac_common_interrupt(struct stmmac_priv *priv) priv->tx_path_in_lpi_mode = false; } - for (queue = 0; queue < queues_count; queue++) { - status = stmmac_host_mtl_irq_status(priv, priv->hw, - queue); - } + for (queue = 0; queue < queues_count; queue++) + stmmac_host_mtl_irq_status(priv, priv->hw, queue); /* PCS link status */ if (priv->hw->pcs && @@ -6052,8 +6100,8 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) if (test_bit(STMMAC_DOWN, &priv->state)) return IRQ_HANDLED; - /* Check if a fatal error happened */ - if (stmmac_safety_feat_interrupt(priv)) + /* Check ASP error if it isn't delivered via an individual IRQ */ + if (priv->sfty_irq <= 0 && stmmac_safety_feat_interrupt(priv)) return IRQ_HANDLED; /* To handle Common interrupts */ @@ -6070,11 +6118,6 @@ static irqreturn_t stmmac_mac_interrupt(int irq, void *dev_id) struct net_device *dev = (struct net_device *)dev_id; struct stmmac_priv *priv = netdev_priv(dev); - if (unlikely(!dev)) { - netdev_err(priv->dev, "%s: invalid dev pointer\n", __func__); - return IRQ_NONE; - } - /* Check if adapter is up */ if (test_bit(STMMAC_DOWN, &priv->state)) return IRQ_HANDLED; @@ -6090,11 +6133,6 @@ static irqreturn_t stmmac_safety_interrupt(int irq, void *dev_id) struct net_device *dev = (struct net_device *)dev_id; struct stmmac_priv *priv = netdev_priv(dev); - if (unlikely(!dev)) { - netdev_err(priv->dev, "%s: invalid dev pointer\n", __func__); - return IRQ_NONE; - } - /* Check if adapter is up */ if (test_bit(STMMAC_DOWN, &priv->state)) return IRQ_HANDLED; @@ -6116,11 +6154,6 @@ static irqreturn_t stmmac_msi_intr_tx(int irq, void *data) dma_conf = container_of(tx_q, struct stmmac_dma_conf, tx_queue[chan]); priv = container_of(dma_conf, struct stmmac_priv, dma_conf); - if (unlikely(!data)) { - netdev_err(priv->dev, "%s: invalid dev pointer\n", __func__); - return IRQ_NONE; - } - /* Check if adapter is up */ if (test_bit(STMMAC_DOWN, &priv->state)) return IRQ_HANDLED; @@ -6147,11 +6180,6 @@ static irqreturn_t stmmac_msi_intr_rx(int irq, void *data) dma_conf = container_of(rx_q, struct stmmac_dma_conf, rx_queue[chan]); priv = container_of(dma_conf, struct stmmac_priv, dma_conf); - if (unlikely(!data)) { - netdev_err(priv->dev, "%s: invalid dev pointer\n", __func__); - return IRQ_NONE; - } - /* Check if adapter is up */ if (test_bit(STMMAC_DOWN, &priv->state)) return IRQ_HANDLED; @@ -7065,10 +7093,13 @@ static void stmmac_get_stats64(struct net_device *dev, struct rtnl_link_stats64 u64 tx_bytes; do { - start = u64_stats_fetch_begin(&txq_stats->syncp); - tx_packets = txq_stats->tx_packets; - tx_bytes = txq_stats->tx_bytes; - } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); + start = u64_stats_fetch_begin(&txq_stats->q_syncp); + tx_bytes = u64_stats_read(&txq_stats->q.tx_bytes); + } while (u64_stats_fetch_retry(&txq_stats->q_syncp, start)); + do { + start = u64_stats_fetch_begin(&txq_stats->napi_syncp); + tx_packets = u64_stats_read(&txq_stats->napi.tx_packets); + } while (u64_stats_fetch_retry(&txq_stats->napi_syncp, start)); stats->tx_packets += tx_packets; stats->tx_bytes += tx_bytes; @@ -7080,10 +7111,10 @@ static void stmmac_get_stats64(struct net_device *dev, struct rtnl_link_stats64 u64 rx_bytes; do { - start = u64_stats_fetch_begin(&rxq_stats->syncp); - rx_packets = rxq_stats->rx_packets; - rx_bytes = rxq_stats->rx_bytes; - } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); + start = u64_stats_fetch_begin(&rxq_stats->napi_syncp); + rx_packets = u64_stats_read(&rxq_stats->napi.rx_packets); + rx_bytes = u64_stats_read(&rxq_stats->napi.rx_bytes); + } while (u64_stats_fetch_retry(&rxq_stats->napi_syncp, start)); stats->rx_packets += rx_packets; stats->rx_bytes += rx_bytes; @@ -7477,9 +7508,16 @@ int stmmac_dvr_probe(struct device *device, priv->dev = ndev; for (i = 0; i < MTL_MAX_RX_QUEUES; i++) - u64_stats_init(&priv->xstats.rxq_stats[i].syncp); - for (i = 0; i < MTL_MAX_TX_QUEUES; i++) - u64_stats_init(&priv->xstats.txq_stats[i].syncp); + u64_stats_init(&priv->xstats.rxq_stats[i].napi_syncp); + for (i = 0; i < MTL_MAX_TX_QUEUES; i++) { + u64_stats_init(&priv->xstats.txq_stats[i].q_syncp); + u64_stats_init(&priv->xstats.txq_stats[i].napi_syncp); + } + + priv->xstats.pcpu_stats = + devm_netdev_alloc_pcpu_stats(device, struct stmmac_pcpu_stats); + if (!priv->xstats.pcpu_stats) + return -ENOMEM; stmmac_set_ethtool_ops(ndev); priv->pause = pause; @@ -7492,6 +7530,7 @@ int stmmac_dvr_probe(struct device *device, priv->dev->irq = res->irq; priv->wol_irq = res->wol_irq; priv->lpi_irq = res->lpi_irq; + priv->sfty_irq = res->sfty_irq; priv->sfty_ce_irq = res->sfty_ce_irq; priv->sfty_ue_irq = res->sfty_ue_irq; for (i = 0; i < MTL_MAX_RX_QUEUES; i++) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pcs.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_pcs.h index aefc121464b5..13a30e6df4c1 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pcs.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pcs.h @@ -110,6 +110,8 @@ static inline void dwmac_ctrl_ane(void __iomem *ioaddr, u32 reg, bool ane, /* Enable and restart the Auto-Negotiation */ if (ane) value |= GMAC_AN_CTRL_ANE | GMAC_AN_CTRL_RAN; + else + value &= ~GMAC_AN_CTRL_ANE; /* In case of MAC-2-MAC connection, block is configured to operate * according to MAC conf register. diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 70eadc83ca68..54797edc9b38 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -743,6 +743,14 @@ int stmmac_get_platform_resources(struct platform_device *pdev, dev_info(&pdev->dev, "IRQ eth_lpi not found\n"); } + stmmac_res->sfty_irq = + platform_get_irq_byname_optional(pdev, "sfty"); + if (stmmac_res->sfty_irq < 0) { + if (stmmac_res->sfty_irq == -EPROBE_DEFER) + return -EPROBE_DEFER; + dev_info(&pdev->dev, "IRQ sfty not found\n"); + } + stmmac_res->addr = devm_platform_ioremap_resource(pdev, 0); return PTR_ERR_OR_ZERO(stmmac_res->addr); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 26fa33e5ec34..cce00719937d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -915,8 +915,30 @@ struct timespec64 stmmac_calc_tas_basetime(ktime_t old_base_time, return time; } -static int tc_setup_taprio(struct stmmac_priv *priv, - struct tc_taprio_qopt_offload *qopt) +static void tc_taprio_map_maxsdu_txq(struct stmmac_priv *priv, + struct tc_taprio_qopt_offload *qopt) +{ + struct plat_stmmacenet_data *plat = priv->plat; + u32 num_tc = qopt->mqprio.qopt.num_tc; + u32 offset, count, i, j; + + /* QueueMaxSDU received from the driver corresponds to the Linux traffic + * class. Map queueMaxSDU per Linux traffic class to DWMAC Tx queues. + */ + for (i = 0; i < num_tc; i++) { + if (!qopt->max_sdu[i]) + continue; + + offset = qopt->mqprio.qopt.offset[i]; + count = qopt->mqprio.qopt.count[i]; + + for (j = offset; j < offset + count; j++) + plat->est->max_sdu[j] = qopt->max_sdu[i] + ETH_HLEN - ETH_TLEN; + } +} + +static int tc_taprio_configure(struct stmmac_priv *priv, + struct tc_taprio_qopt_offload *qopt) { u32 size, wid = priv->dma_cap.estwid, dep = priv->dma_cap.estdep; struct plat_stmmacenet_data *plat = priv->plat; @@ -968,8 +990,6 @@ static int tc_setup_taprio(struct stmmac_priv *priv, if (qopt->cmd == TAPRIO_CMD_DESTROY) goto disable; - else if (qopt->cmd != TAPRIO_CMD_REPLACE) - return -EOPNOTSUPP; if (qopt->num_entries >= dep) return -EINVAL; @@ -1045,6 +1065,8 @@ static int tc_setup_taprio(struct stmmac_priv *priv, priv->plat->est->ter = qopt->cycle_time_extension; + tc_taprio_map_maxsdu_txq(priv, qopt); + if (fpe && !priv->dma_cap.fpesel) { mutex_unlock(&priv->plat->est->lock); return -EOPNOTSUPP; @@ -1078,6 +1100,11 @@ disable: priv->plat->est->enable = false; stmmac_est_configure(priv, priv, priv->plat->est, priv->plat->clk_ptp_rate); + /* Reset taprio status */ + for (i = 0; i < priv->plat->tx_queues_to_use; i++) { + priv->xstats.max_sdu_txq_drop[i] = 0; + priv->xstats.mtl_est_txq_hlbf[i] = 0; + } mutex_unlock(&priv->plat->est->lock); } @@ -1095,6 +1122,57 @@ disable: return ret; } +static void tc_taprio_stats(struct stmmac_priv *priv, + struct tc_taprio_qopt_offload *qopt) +{ + u64 window_drops = 0; + int i = 0; + + for (i = 0; i < priv->plat->tx_queues_to_use; i++) + window_drops += priv->xstats.max_sdu_txq_drop[i] + + priv->xstats.mtl_est_txq_hlbf[i]; + qopt->stats.window_drops = window_drops; + + /* Transmission overrun doesn't happen for stmmac, hence always 0 */ + qopt->stats.tx_overruns = 0; +} + +static void tc_taprio_queue_stats(struct stmmac_priv *priv, + struct tc_taprio_qopt_offload *qopt) +{ + struct tc_taprio_qopt_queue_stats *q_stats = &qopt->queue_stats; + int queue = qopt->queue_stats.queue; + + q_stats->stats.window_drops = priv->xstats.max_sdu_txq_drop[queue] + + priv->xstats.mtl_est_txq_hlbf[queue]; + + /* Transmission overrun doesn't happen for stmmac, hence always 0 */ + q_stats->stats.tx_overruns = 0; +} + +static int tc_setup_taprio(struct stmmac_priv *priv, + struct tc_taprio_qopt_offload *qopt) +{ + int err = 0; + + switch (qopt->cmd) { + case TAPRIO_CMD_REPLACE: + case TAPRIO_CMD_DESTROY: + err = tc_taprio_configure(priv, qopt); + break; + case TAPRIO_CMD_STATS: + tc_taprio_stats(priv, qopt); + break; + case TAPRIO_CMD_QUEUE_STATS: + tc_taprio_queue_stats(priv, qopt); + break; + default: + err = -EOPNOTSUPP; + } + + return err; +} + static int tc_setup_etf(struct stmmac_priv *priv, struct tc_etf_qopt_offload *qopt) { @@ -1126,6 +1204,7 @@ static int tc_query_caps(struct stmmac_priv *priv, return -EOPNOTSUPP; caps->gate_mask_per_txq = true; + caps->supports_queue_max_sdu = true; return 0; } diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c index 3525d5c0d694..351609f4f011 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.c +++ b/drivers/net/ethernet/sun/sunvnet_common.c @@ -1144,9 +1144,9 @@ static inline struct sk_buff *vnet_skb_shape(struct sk_buff *skb, int ncookies) nskb->protocol = skb->protocol; offset = skb_mac_header(skb) - skb->data; skb_set_mac_header(nskb, offset); - offset = skb_network_header(skb) - skb->data; + offset = skb_network_offset(skb); skb_set_network_header(nskb, offset); - offset = skb_transport_header(skb) - skb->data; + offset = skb_transport_offset(skb); skb_set_transport_header(nskb, offset); offset = 0; diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index be01450c20dc..1530d13984d4 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -189,6 +189,7 @@ config TI_ICSSG_PRUETH select TI_K3_CPPI_DESC_POOL depends on PRU_REMOTEPROC depends on ARCH_K3 && OF && TI_K3_UDMA_GLUE_LAYER + depends on PTP_1588_CLOCK_OPTIONAL help Support dual Gigabit Ethernet ports over the ICSSG PRU Subsystem. This subsystem is available starting with the AM65 platform. diff --git a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c index 35fceba01ea4..d6ce2c9f0a8d 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c +++ b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c @@ -514,14 +514,14 @@ am65_cpsw_set_link_ksettings(struct net_device *ndev, return phylink_ethtool_ksettings_set(salve->phylink, ecmd); } -static int am65_cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata) +static int am65_cpsw_get_eee(struct net_device *ndev, struct ethtool_keee *edata) { struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev); return phylink_ethtool_get_eee(salve->phylink, edata); } -static int am65_cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata) +static int am65_cpsw_set_eee(struct net_device *ndev, struct ethtool_keee *edata) { struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev); diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index 9d2f4ac783e4..2939a21ca74f 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -294,7 +294,7 @@ static void am65_cpsw_nuss_ndo_host_tx_timeout(struct net_device *ndev, txqueue, netif_tx_queue_stopped(netif_txq), jiffies_to_msecs(jiffies - trans_start), - dql_avail(&netif_txq->dql), + netdev_queue_dql_avail(netif_txq), k3_cppi_desc_pool_avail(tx_chn->desc_pool)); if (netif_tx_queue_stopped(netif_txq)) { diff --git a/drivers/net/ethernet/ti/cpsw-common.c b/drivers/net/ethernet/ti/cpsw-common.c index 26dc906eae90..57fe936bb177 100644 --- a/drivers/net/ethernet/ti/cpsw-common.c +++ b/drivers/net/ethernet/ti/cpsw-common.c @@ -90,4 +90,5 @@ int ti_cm_get_macid(struct device *dev, int slave, u8 *mac_addr) } EXPORT_SYMBOL_GPL(ti_cm_get_macid); +MODULE_DESCRIPTION("TI CPSW Switch common module"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index ea85c6dd5484..c0a5abd8d9a8 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -631,6 +631,8 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv) } } + phy->mac_managed_pm = true; + slave->phy = phy; phy_attached_info(slave->phy); diff --git a/drivers/net/ethernet/ti/cpsw_ethtool.c b/drivers/net/ethernet/ti/cpsw_ethtool.c index a557a477d039..f7b283353ba2 100644 --- a/drivers/net/ethernet/ti/cpsw_ethtool.c +++ b/drivers/net/ethernet/ti/cpsw_ethtool.c @@ -422,7 +422,7 @@ int cpsw_set_link_ksettings(struct net_device *ndev, return phy_ethtool_ksettings_set(cpsw->slaves[slave_no].phy, ecmd); } -int cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata) +int cpsw_get_eee(struct net_device *ndev, struct ethtool_keee *edata) { struct cpsw_priv *priv = netdev_priv(ndev); struct cpsw_common *cpsw = priv->cpsw; @@ -434,7 +434,7 @@ int cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata) return -EOPNOTSUPP; } -int cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata) +int cpsw_set_eee(struct net_device *ndev, struct ethtool_keee *edata) { struct cpsw_priv *priv = netdev_priv(ndev); struct cpsw_common *cpsw = priv->cpsw; diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c index 498c50c6d1a7..087dcb67505a 100644 --- a/drivers/net/ethernet/ti/cpsw_new.c +++ b/drivers/net/ethernet/ti/cpsw_new.c @@ -773,6 +773,9 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv) slave->slave_num); return; } + + phy->mac_managed_pm = true; + slave->phy = phy; phy_attached_info(slave->phy); diff --git a/drivers/net/ethernet/ti/cpsw_priv.h b/drivers/net/ethernet/ti/cpsw_priv.h index 0e27c433098d..7efa72502c86 100644 --- a/drivers/net/ethernet/ti/cpsw_priv.h +++ b/drivers/net/ethernet/ti/cpsw_priv.h @@ -496,8 +496,8 @@ int cpsw_get_link_ksettings(struct net_device *ndev, struct ethtool_link_ksettings *ecmd); int cpsw_set_link_ksettings(struct net_device *ndev, const struct ethtool_link_ksettings *ecmd); -int cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata); -int cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata); +int cpsw_get_eee(struct net_device *ndev, struct ethtool_keee *edata); +int cpsw_set_eee(struct net_device *ndev, struct ethtool_keee *edata); int cpsw_nway_reset(struct net_device *ndev); void cpsw_get_ringparam(struct net_device *ndev, struct ethtool_ringparam *ering, diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index bcccf43d368b..dbbea9146040 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -638,6 +638,16 @@ static void cpts_calc_mult_shift(struct cpts *cpts) freq, cpts->cc.mult, cpts->cc.shift, (ns - NSEC_PER_SEC)); } +static void cpts_clk_unregister(void *clk) +{ + clk_hw_unregister_mux(clk); +} + +static void cpts_clk_del_provider(void *np) +{ + of_clk_del_provider(np); +} + static int cpts_of_mux_clk_setup(struct cpts *cpts, struct device_node *node) { struct device_node *refclk_np; @@ -687,9 +697,7 @@ static int cpts_of_mux_clk_setup(struct cpts *cpts, struct device_node *node) goto mux_fail; } - ret = devm_add_action_or_reset(cpts->dev, - (void(*)(void *))clk_hw_unregister_mux, - clk_hw); + ret = devm_add_action_or_reset(cpts->dev, cpts_clk_unregister, clk_hw); if (ret) { dev_err(cpts->dev, "add clkmux unreg action %d", ret); goto mux_fail; @@ -699,8 +707,7 @@ static int cpts_of_mux_clk_setup(struct cpts *cpts, struct device_node *node) if (ret) goto mux_fail; - ret = devm_add_action_or_reset(cpts->dev, - (void(*)(void *))of_clk_del_provider, + ret = devm_add_action_or_reset(cpts->dev, cpts_clk_del_provider, refclk_np); if (ret) { dev_err(cpts->dev, "add clkmux provider unreg action %d", ret); diff --git a/drivers/net/ethernet/ti/icssg/icssg_ethtool.c b/drivers/net/ethernet/ti/icssg/icssg_ethtool.c index a27ec1dcc8d5..9a7dd7efcf69 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_ethtool.c +++ b/drivers/net/ethernet/ti/icssg/icssg_ethtool.c @@ -45,7 +45,7 @@ static int emac_set_link_ksettings(struct net_device *ndev, return phy_ethtool_set_link_ksettings(ndev, ecmd); } -static int emac_get_eee(struct net_device *ndev, struct ethtool_eee *edata) +static int emac_get_eee(struct net_device *ndev, struct ethtool_keee *edata) { if (!ndev->phydev) return -EOPNOTSUPP; @@ -53,7 +53,7 @@ static int emac_get_eee(struct net_device *ndev, struct ethtool_eee *edata) return phy_ethtool_get_eee(ndev->phydev, edata); } -static int emac_set_eee(struct net_device *ndev, struct ethtool_eee *edata) +static int emac_set_eee(struct net_device *ndev, struct ethtool_keee *edata) { if (!ndev->phydev) return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c index 411898a4f38c..cf7b73f8f450 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c @@ -1489,9 +1489,6 @@ static int emac_ndo_stop(struct net_device *ndev) /* Destroying the queued work in ndo_stop() */ cancel_delayed_work_sync(&emac->stats_work); - /* stop PRUs */ - prueth_emac_stop(emac); - if (prueth->emacs_initialized == 1) icss_iep_exit(emac->iep); @@ -1502,7 +1499,6 @@ static int emac_ndo_stop(struct net_device *ndev) free_irq(emac->rx_chns.irq[rx_flow], emac); prueth_ndev_del_tx_napi(emac, emac->tx_ch_num); - prueth_cleanup_tx_chns(emac); prueth_cleanup_rx_chns(emac, &emac->rx_chns, max_rx_flows); prueth_cleanup_tx_chns(emac); diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c index d5b75af163d3..5ee8e8980393 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c @@ -384,18 +384,18 @@ static int gelic_descr_prepare_rx(struct gelic_card *card, if (gelic_descr_get_status(descr) != GELIC_DESCR_DMA_NOT_IN_USE) dev_info(ctodev(card), "%s: ERROR status\n", __func__); - descr->skb = netdev_alloc_skb(*card->netdev, rx_skb_size); - if (!descr->skb) { - descr->hw_regs.payload.dev_addr = 0; /* tell DMAC don't touch memory */ - return -ENOMEM; - } descr->hw_regs.dmac_cmd_status = 0; descr->hw_regs.result_size = 0; descr->hw_regs.valid_size = 0; descr->hw_regs.data_error = 0; descr->hw_regs.payload.dev_addr = 0; descr->hw_regs.payload.size = 0; - descr->skb = NULL; + + descr->skb = netdev_alloc_skb(*card->netdev, rx_skb_size); + if (!descr->skb) { + descr->hw_regs.payload.dev_addr = 0; /* tell DMAC don't touch memory */ + return -ENOMEM; + } offset = ((unsigned long)descr->skb->data) & (GELIC_NET_RXBUF_ALIGN - 1); @@ -698,7 +698,7 @@ gelic_card_get_next_tx_descr(struct gelic_card *card) } /** - * gelic_net_set_txdescr_cmdstat - sets the tx descriptor command field + * gelic_descr_set_tx_cmdstat - sets the tx descriptor command field * @descr: descriptor structure to fill out * @skb: packet to consider * @@ -1461,7 +1461,7 @@ static void gelic_ether_setup_netdev_ops(struct net_device *netdev, } /** - * gelic_ether_setup_netdev - initialization of net_device + * gelic_net_setup_netdev - initialization of net_device * @netdev: net_device structure * @card: card structure * @@ -1518,14 +1518,16 @@ int gelic_net_setup_netdev(struct net_device *netdev, struct gelic_card *card) return 0; } +#define GELIC_ALIGN (32) + /** * gelic_alloc_card_net - allocates net_device and card structure + * @netdev: interface device structure * * returns the card structure or NULL in case of errors * * the card and net_device structures are linked to each other */ -#define GELIC_ALIGN (32) static struct gelic_card *gelic_alloc_card_net(struct net_device **netdev) { struct gelic_card *card; diff --git a/drivers/net/ethernet/wangxun/libwx/wx_hw.c b/drivers/net/ethernet/wangxun/libwx/wx_hw.c index 1db754615cca..945c13d1a982 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_hw.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_hw.c @@ -1958,8 +1958,6 @@ int wx_sw_init(struct wx *wx) return -ENOMEM; } - wx->msix_in_use = false; - return 0; } EXPORT_SYMBOL(wx_sw_init); diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c index 8706223a6e5a..6dff2c85682d 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c @@ -1257,7 +1257,7 @@ static int wx_tso(struct wx_ring *tx_ring, struct wx_tx_buffer *first, /* compute header lengths */ l4len = enc ? inner_tcp_hdrlen(skb) : tcp_hdrlen(skb); - *hdr_len = enc ? (skb_inner_transport_header(skb) - skb->data) : + *hdr_len = enc ? skb_inner_transport_offset(skb) : skb_transport_offset(skb); *hdr_len += l4len; @@ -1614,14 +1614,12 @@ static int wx_acquire_msix_vectors(struct wx *wx) /* One for non-queue interrupts */ nvecs += 1; - if (!wx->msix_in_use) { - wx->msix_entry = kcalloc(1, sizeof(struct msix_entry), - GFP_KERNEL); - if (!wx->msix_entry) { - kfree(wx->msix_q_entries); - wx->msix_q_entries = NULL; - return -ENOMEM; - } + wx->msix_entry = kcalloc(1, sizeof(struct msix_entry), + GFP_KERNEL); + if (!wx->msix_entry) { + kfree(wx->msix_q_entries); + wx->msix_q_entries = NULL; + return -ENOMEM; } nvecs = pci_alloc_irq_vectors_affinity(wx->pdev, nvecs, @@ -1931,10 +1929,8 @@ void wx_reset_interrupt_capability(struct wx *wx) if (pdev->msix_enabled) { kfree(wx->msix_q_entries); wx->msix_q_entries = NULL; - if (!wx->msix_in_use) { - kfree(wx->msix_entry); - wx->msix_entry = NULL; - } + kfree(wx->msix_entry); + wx->msix_entry = NULL; } pci_free_irq_vectors(wx->pdev); } diff --git a/drivers/net/ethernet/wangxun/libwx/wx_type.h b/drivers/net/ethernet/wangxun/libwx/wx_type.h index b4dc4f341117..1fdeb464d5f4 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_type.h +++ b/drivers/net/ethernet/wangxun/libwx/wx_type.h @@ -1047,7 +1047,6 @@ struct wx { unsigned int queues_per_pool; struct msix_entry *msix_q_entries; struct msix_entry *msix_entry; - bool msix_in_use; struct wx_ring_feature ring_feature[RING_F_ARRAY_SIZE]; /* misc interrupt status block */ diff --git a/drivers/net/ethernet/wangxun/txgbe/Makefile b/drivers/net/ethernet/wangxun/txgbe/Makefile index 7507f762edfe..42718875277c 100644 --- a/drivers/net/ethernet/wangxun/txgbe/Makefile +++ b/drivers/net/ethernet/wangxun/txgbe/Makefile @@ -9,4 +9,5 @@ obj-$(CONFIG_TXGBE) += txgbe.o txgbe-objs := txgbe_main.o \ txgbe_hw.o \ txgbe_phy.o \ + txgbe_irq.o \ txgbe_ethtool.o diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c new file mode 100644 index 000000000000..b3e3605d1edb --- /dev/null +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c @@ -0,0 +1,269 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2015 - 2024 Beijing WangXun Technology Co., Ltd. */ + +#include <linux/irqdomain.h> +#include <linux/pci.h> + +#include "../libwx/wx_type.h" +#include "../libwx/wx_lib.h" +#include "../libwx/wx_hw.h" +#include "txgbe_type.h" +#include "txgbe_phy.h" +#include "txgbe_irq.h" + +/** + * txgbe_irq_enable - Enable default interrupt generation settings + * @wx: pointer to private structure + * @queues: enable irqs for queues + **/ +void txgbe_irq_enable(struct wx *wx, bool queues) +{ + wr32(wx, WX_PX_MISC_IEN, TXGBE_PX_MISC_IEN_MASK); + + /* unmask interrupt */ + wx_intr_enable(wx, TXGBE_INTR_MISC); + if (queues) + wx_intr_enable(wx, TXGBE_INTR_QALL(wx)); +} + +/** + * txgbe_intr - msi/legacy mode Interrupt Handler + * @irq: interrupt number + * @data: pointer to a network interface device structure + **/ +static irqreturn_t txgbe_intr(int __always_unused irq, void *data) +{ + struct wx_q_vector *q_vector; + struct wx *wx = data; + struct pci_dev *pdev; + u32 eicr; + + q_vector = wx->q_vector[0]; + pdev = wx->pdev; + + eicr = wx_misc_isb(wx, WX_ISB_VEC0); + if (!eicr) { + /* shared interrupt alert! + * the interrupt that we masked before the ICR read. + */ + if (netif_running(wx->netdev)) + txgbe_irq_enable(wx, true); + return IRQ_NONE; /* Not our interrupt */ + } + wx->isb_mem[WX_ISB_VEC0] = 0; + if (!(pdev->msi_enabled)) + wr32(wx, WX_PX_INTA, 1); + + wx->isb_mem[WX_ISB_MISC] = 0; + /* would disable interrupts here but it is auto disabled */ + napi_schedule_irqoff(&q_vector->napi); + + /* re-enable link(maybe) and non-queue interrupts, no flush. + * txgbe_poll will re-enable the queue interrupts + */ + if (netif_running(wx->netdev)) + txgbe_irq_enable(wx, false); + + return IRQ_HANDLED; +} + +/** + * txgbe_request_msix_irqs - Initialize MSI-X interrupts + * @wx: board private structure + * + * Allocate MSI-X vectors and request interrupts from the kernel. + **/ +static int txgbe_request_msix_irqs(struct wx *wx) +{ + struct net_device *netdev = wx->netdev; + int vector, err; + + for (vector = 0; vector < wx->num_q_vectors; vector++) { + struct wx_q_vector *q_vector = wx->q_vector[vector]; + struct msix_entry *entry = &wx->msix_q_entries[vector]; + + if (q_vector->tx.ring && q_vector->rx.ring) + snprintf(q_vector->name, sizeof(q_vector->name) - 1, + "%s-TxRx-%d", netdev->name, entry->entry); + else + /* skip this unused q_vector */ + continue; + + err = request_irq(entry->vector, wx_msix_clean_rings, 0, + q_vector->name, q_vector); + if (err) { + wx_err(wx, "request_irq failed for MSIX interrupt %s Error: %d\n", + q_vector->name, err); + goto free_queue_irqs; + } + } + + return 0; + +free_queue_irqs: + while (vector) { + vector--; + free_irq(wx->msix_q_entries[vector].vector, + wx->q_vector[vector]); + } + wx_reset_interrupt_capability(wx); + return err; +} + +/** + * txgbe_request_irq - initialize interrupts + * @wx: board private structure + * + * Attempt to configure interrupts using the best available + * capabilities of the hardware and kernel. + **/ +int txgbe_request_irq(struct wx *wx) +{ + struct net_device *netdev = wx->netdev; + struct pci_dev *pdev = wx->pdev; + int err; + + if (pdev->msix_enabled) + err = txgbe_request_msix_irqs(wx); + else if (pdev->msi_enabled) + err = request_irq(wx->pdev->irq, &txgbe_intr, 0, + netdev->name, wx); + else + err = request_irq(wx->pdev->irq, &txgbe_intr, IRQF_SHARED, + netdev->name, wx); + + if (err) + wx_err(wx, "request_irq failed, Error %d\n", err); + + return err; +} + +static int txgbe_request_gpio_irq(struct txgbe *txgbe) +{ + txgbe->gpio_irq = irq_find_mapping(txgbe->misc.domain, TXGBE_IRQ_GPIO); + return request_threaded_irq(txgbe->gpio_irq, NULL, + txgbe_gpio_irq_handler, + IRQF_ONESHOT, "txgbe-gpio-irq", txgbe); +} + +static int txgbe_request_link_irq(struct txgbe *txgbe) +{ + txgbe->link_irq = irq_find_mapping(txgbe->misc.domain, TXGBE_IRQ_LINK); + return request_threaded_irq(txgbe->link_irq, NULL, + txgbe_link_irq_handler, + IRQF_ONESHOT, "txgbe-link-irq", txgbe); +} + +static const struct irq_chip txgbe_irq_chip = { + .name = "txgbe-misc-irq", +}; + +static int txgbe_misc_irq_domain_map(struct irq_domain *d, + unsigned int irq, + irq_hw_number_t hwirq) +{ + struct txgbe *txgbe = d->host_data; + + irq_set_chip_data(irq, txgbe); + irq_set_chip(irq, &txgbe->misc.chip); + irq_set_nested_thread(irq, true); + irq_set_noprobe(irq); + + return 0; +} + +static const struct irq_domain_ops txgbe_misc_irq_domain_ops = { + .map = txgbe_misc_irq_domain_map, +}; + +static irqreturn_t txgbe_misc_irq_handle(int irq, void *data) +{ + struct txgbe *txgbe = data; + struct wx *wx = txgbe->wx; + unsigned int nhandled = 0; + unsigned int sub_irq; + u32 eicr; + + eicr = wx_misc_isb(wx, WX_ISB_MISC); + if (eicr & TXGBE_PX_MISC_GPIO) { + sub_irq = irq_find_mapping(txgbe->misc.domain, TXGBE_IRQ_GPIO); + handle_nested_irq(sub_irq); + nhandled++; + } + if (eicr & (TXGBE_PX_MISC_ETH_LK | TXGBE_PX_MISC_ETH_LKDN | + TXGBE_PX_MISC_ETH_AN)) { + sub_irq = irq_find_mapping(txgbe->misc.domain, TXGBE_IRQ_LINK); + handle_nested_irq(sub_irq); + nhandled++; + } + + wx_intr_enable(wx, TXGBE_INTR_MISC); + return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE); +} + +static void txgbe_del_irq_domain(struct txgbe *txgbe) +{ + int hwirq, virq; + + for (hwirq = 0; hwirq < txgbe->misc.nirqs; hwirq++) { + virq = irq_find_mapping(txgbe->misc.domain, hwirq); + irq_dispose_mapping(virq); + } + + irq_domain_remove(txgbe->misc.domain); +} + +void txgbe_free_misc_irq(struct txgbe *txgbe) +{ + free_irq(txgbe->gpio_irq, txgbe); + free_irq(txgbe->link_irq, txgbe); + free_irq(txgbe->misc.irq, txgbe); + txgbe_del_irq_domain(txgbe); +} + +int txgbe_setup_misc_irq(struct txgbe *txgbe) +{ + struct wx *wx = txgbe->wx; + int hwirq, err; + + txgbe->misc.nirqs = 2; + txgbe->misc.domain = irq_domain_add_simple(NULL, txgbe->misc.nirqs, 0, + &txgbe_misc_irq_domain_ops, txgbe); + if (!txgbe->misc.domain) + return -ENOMEM; + + for (hwirq = 0; hwirq < txgbe->misc.nirqs; hwirq++) + irq_create_mapping(txgbe->misc.domain, hwirq); + + txgbe->misc.chip = txgbe_irq_chip; + if (wx->pdev->msix_enabled) + txgbe->misc.irq = wx->msix_entry->vector; + else + txgbe->misc.irq = wx->pdev->irq; + + err = request_threaded_irq(txgbe->misc.irq, NULL, + txgbe_misc_irq_handle, + IRQF_ONESHOT, + wx->netdev->name, txgbe); + if (err) + goto del_misc_irq; + + err = txgbe_request_gpio_irq(txgbe); + if (err) + goto free_msic_irq; + + err = txgbe_request_link_irq(txgbe); + if (err) + goto free_gpio_irq; + + return 0; + +free_gpio_irq: + free_irq(txgbe->gpio_irq, txgbe); +free_msic_irq: + free_irq(txgbe->misc.irq, txgbe); +del_misc_irq: + txgbe_del_irq_domain(txgbe); + + return err; +} diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.h b/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.h new file mode 100644 index 000000000000..b77945e7a0f2 --- /dev/null +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.h @@ -0,0 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2015 - 2024 Beijing WangXun Technology Co., Ltd. */ + +void txgbe_irq_enable(struct wx *wx, bool queues); +int txgbe_request_irq(struct wx *wx); +void txgbe_free_misc_irq(struct txgbe *txgbe); +int txgbe_setup_misc_irq(struct txgbe *txgbe); diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c index 3b151c410a5c..bd4624d14ca0 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c @@ -17,6 +17,7 @@ #include "txgbe_type.h" #include "txgbe_hw.h" #include "txgbe_phy.h" +#include "txgbe_irq.h" #include "txgbe_ethtool.h" char txgbe_driver_name[] = "txgbe"; @@ -76,137 +77,11 @@ static int txgbe_enumerate_functions(struct wx *wx) return physfns; } -/** - * txgbe_irq_enable - Enable default interrupt generation settings - * @wx: pointer to private structure - * @queues: enable irqs for queues - **/ -static void txgbe_irq_enable(struct wx *wx, bool queues) -{ - wr32(wx, WX_PX_MISC_IEN, TXGBE_PX_MISC_IEN_MASK); - - /* unmask interrupt */ - wx_intr_enable(wx, TXGBE_INTR_MISC); - if (queues) - wx_intr_enable(wx, TXGBE_INTR_QALL(wx)); -} - -/** - * txgbe_intr - msi/legacy mode Interrupt Handler - * @irq: interrupt number - * @data: pointer to a network interface device structure - **/ -static irqreturn_t txgbe_intr(int __always_unused irq, void *data) -{ - struct wx_q_vector *q_vector; - struct wx *wx = data; - struct pci_dev *pdev; - u32 eicr; - - q_vector = wx->q_vector[0]; - pdev = wx->pdev; - - eicr = wx_misc_isb(wx, WX_ISB_VEC0); - if (!eicr) { - /* shared interrupt alert! - * the interrupt that we masked before the ICR read. - */ - if (netif_running(wx->netdev)) - txgbe_irq_enable(wx, true); - return IRQ_NONE; /* Not our interrupt */ - } - wx->isb_mem[WX_ISB_VEC0] = 0; - if (!(pdev->msi_enabled)) - wr32(wx, WX_PX_INTA, 1); - - wx->isb_mem[WX_ISB_MISC] = 0; - /* would disable interrupts here but it is auto disabled */ - napi_schedule_irqoff(&q_vector->napi); - - /* re-enable link(maybe) and non-queue interrupts, no flush. - * txgbe_poll will re-enable the queue interrupts - */ - if (netif_running(wx->netdev)) - txgbe_irq_enable(wx, false); - - return IRQ_HANDLED; -} - -/** - * txgbe_request_msix_irqs - Initialize MSI-X interrupts - * @wx: board private structure - * - * Allocate MSI-X vectors and request interrupts from the kernel. - **/ -static int txgbe_request_msix_irqs(struct wx *wx) -{ - struct net_device *netdev = wx->netdev; - int vector, err; - - for (vector = 0; vector < wx->num_q_vectors; vector++) { - struct wx_q_vector *q_vector = wx->q_vector[vector]; - struct msix_entry *entry = &wx->msix_q_entries[vector]; - - if (q_vector->tx.ring && q_vector->rx.ring) - snprintf(q_vector->name, sizeof(q_vector->name) - 1, - "%s-TxRx-%d", netdev->name, entry->entry); - else - /* skip this unused q_vector */ - continue; - - err = request_irq(entry->vector, wx_msix_clean_rings, 0, - q_vector->name, q_vector); - if (err) { - wx_err(wx, "request_irq failed for MSIX interrupt %s Error: %d\n", - q_vector->name, err); - goto free_queue_irqs; - } - } - - return 0; - -free_queue_irqs: - while (vector) { - vector--; - free_irq(wx->msix_q_entries[vector].vector, - wx->q_vector[vector]); - } - wx_reset_interrupt_capability(wx); - return err; -} - -/** - * txgbe_request_irq - initialize interrupts - * @wx: board private structure - * - * Attempt to configure interrupts using the best available - * capabilities of the hardware and kernel. - **/ -static int txgbe_request_irq(struct wx *wx) -{ - struct net_device *netdev = wx->netdev; - struct pci_dev *pdev = wx->pdev; - int err; - - if (pdev->msix_enabled) - err = txgbe_request_msix_irqs(wx); - else if (pdev->msi_enabled) - err = request_irq(wx->pdev->irq, &txgbe_intr, 0, - netdev->name, wx); - else - err = request_irq(wx->pdev->irq, &txgbe_intr, IRQF_SHARED, - netdev->name, wx); - - if (err) - wx_err(wx, "request_irq failed, Error %d\n", err); - - return err; -} - static void txgbe_up_complete(struct wx *wx) { struct net_device *netdev = wx->netdev; + txgbe_reinit_gpio_intr(wx); wx_control_hw(wx, true); wx_configure_vectors(wx); @@ -518,6 +393,7 @@ static void txgbe_shutdown(struct pci_dev *pdev) int txgbe_setup_tc(struct net_device *dev, u8 tc) { struct wx *wx = netdev_priv(dev); + struct txgbe *txgbe = wx->priv; /* Hardware has to reinitialize queues and interrupts to * match packet buffer alignment. Unfortunately, the @@ -528,6 +404,7 @@ int txgbe_setup_tc(struct net_device *dev, u8 tc) else txgbe_reset(wx); + txgbe_free_misc_irq(txgbe); wx_clear_interrupt_scheme(wx); if (tc) @@ -536,6 +413,7 @@ int txgbe_setup_tc(struct net_device *dev, u8 tc) netdev_reset_tc(dev); wx_init_interrupt_scheme(wx); + txgbe_setup_misc_irq(txgbe); if (netif_running(dev)) txgbe_open(dev); @@ -751,10 +629,14 @@ static int txgbe_probe(struct pci_dev *pdev, txgbe->wx = wx; wx->priv = txgbe; - err = txgbe_init_phy(txgbe); + err = txgbe_setup_misc_irq(txgbe); if (err) goto err_release_hw; + err = txgbe_init_phy(txgbe); + if (err) + goto err_free_misc_irq; + err = register_netdev(netdev); if (err) goto err_remove_phy; @@ -781,6 +663,8 @@ static int txgbe_probe(struct pci_dev *pdev, err_remove_phy: txgbe_remove_phy(txgbe); +err_free_misc_irq: + txgbe_free_misc_irq(txgbe); err_release_hw: wx_clear_interrupt_scheme(wx); wx_control_hw(wx, false); @@ -813,6 +697,7 @@ static void txgbe_remove(struct pci_dev *pdev) unregister_netdev(netdev); txgbe_remove_phy(txgbe); + txgbe_free_misc_irq(txgbe); pci_release_selected_regions(pdev, pci_select_bars(pdev, IORESOURCE_MEM)); diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c index 1b84d495d14e..93295916b1d2 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c @@ -292,6 +292,21 @@ static int txgbe_phylink_init(struct txgbe *txgbe) return 0; } +irqreturn_t txgbe_link_irq_handler(int irq, void *data) +{ + struct txgbe *txgbe = data; + struct wx *wx = txgbe->wx; + u32 status; + bool up; + + status = rd32(wx, TXGBE_CFG_PORT_ST); + up = !!(status & TXGBE_CFG_PORT_ST_LINK_UP); + + phylink_mac_change(wx->phylink, up); + + return IRQ_HANDLED; +} + static int txgbe_gpio_get(struct gpio_chip *chip, unsigned int offset) { struct wx *wx = gpiochip_get_data(chip); @@ -437,7 +452,7 @@ static int txgbe_gpio_set_type(struct irq_data *d, unsigned int type) } static const struct irq_chip txgbe_gpio_irq_chip = { - .name = "txgbe_gpio_irq", + .name = "txgbe-gpio-irq", .irq_ack = txgbe_gpio_irq_ack, .irq_mask = txgbe_gpio_irq_mask, .irq_unmask = txgbe_gpio_irq_unmask, @@ -446,29 +461,25 @@ static const struct irq_chip txgbe_gpio_irq_chip = { GPIOCHIP_IRQ_RESOURCE_HELPERS, }; -static void txgbe_irq_handler(struct irq_desc *desc) +irqreturn_t txgbe_gpio_irq_handler(int irq, void *data) { - struct irq_chip *chip = irq_desc_get_chip(desc); - struct wx *wx = irq_desc_get_handler_data(desc); - struct txgbe *txgbe = wx->priv; + struct txgbe *txgbe = data; + struct wx *wx = txgbe->wx; irq_hw_number_t hwirq; unsigned long gpioirq; struct gpio_chip *gc; unsigned long flags; - u32 eicr; - - eicr = wx_misc_isb(wx, WX_ISB_MISC); - - chained_irq_enter(chip, desc); gpioirq = rd32(wx, WX_GPIO_INTSTATUS); gc = txgbe->gpio; for_each_set_bit(hwirq, &gpioirq, gc->ngpio) { int gpio = irq_find_mapping(gc->irq.domain, hwirq); + struct irq_data *d = irq_get_irq_data(gpio); u32 irq_type = irq_get_trigger_type(gpio); - generic_handle_domain_irq(gc->irq.domain, hwirq); + txgbe_gpio_irq_ack(d); + handle_nested_irq(gpio); if ((irq_type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { raw_spin_lock_irqsave(&wx->gpio_lock, flags); @@ -477,17 +488,34 @@ static void txgbe_irq_handler(struct irq_desc *desc) } } - chained_irq_exit(chip, desc); + return IRQ_HANDLED; +} + +void txgbe_reinit_gpio_intr(struct wx *wx) +{ + struct txgbe *txgbe = wx->priv; + irq_hw_number_t hwirq; + unsigned long gpioirq; + struct gpio_chip *gc; + unsigned long flags; + + /* for gpio interrupt pending before irq enable */ + gpioirq = rd32(wx, WX_GPIO_INTSTATUS); - if (eicr & (TXGBE_PX_MISC_ETH_LK | TXGBE_PX_MISC_ETH_LKDN | - TXGBE_PX_MISC_ETH_AN)) { - u32 reg = rd32(wx, TXGBE_CFG_PORT_ST); + gc = txgbe->gpio; + for_each_set_bit(hwirq, &gpioirq, gc->ngpio) { + int gpio = irq_find_mapping(gc->irq.domain, hwirq); + struct irq_data *d = irq_get_irq_data(gpio); + u32 irq_type = irq_get_trigger_type(gpio); - phylink_mac_change(wx->phylink, !!(reg & TXGBE_CFG_PORT_ST_LINK_UP)); - } + txgbe_gpio_irq_ack(d); - /* unmask interrupt */ - wx_intr_enable(wx, TXGBE_INTR_MISC); + if ((irq_type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { + raw_spin_lock_irqsave(&wx->gpio_lock, flags); + txgbe_toggle_trigger(gc, hwirq); + raw_spin_unlock_irqrestore(&wx->gpio_lock, flags); + } + } } static int txgbe_gpio_init(struct txgbe *txgbe) @@ -524,19 +552,6 @@ static int txgbe_gpio_init(struct txgbe *txgbe) girq = &gc->irq; gpio_irq_chip_set_chip(girq, &txgbe_gpio_irq_chip); - girq->parent_handler = txgbe_irq_handler; - girq->parent_handler_data = wx; - girq->num_parents = 1; - girq->parents = devm_kcalloc(dev, girq->num_parents, - sizeof(*girq->parents), GFP_KERNEL); - if (!girq->parents) - return -ENOMEM; - - /* now only suuported on MSI-X interrupt */ - if (!wx->msix_entry) - return -EPERM; - - girq->parents[0] = wx->msix_entry->vector; girq->default_type = IRQ_TYPE_NONE; girq->handler = handle_bad_irq; @@ -754,8 +769,6 @@ int txgbe_init_phy(struct txgbe *txgbe) goto err_unregister_i2c; } - wx->msix_in_use = true; - return 0; err_unregister_i2c: @@ -788,5 +801,4 @@ void txgbe_remove_phy(struct txgbe *txgbe) phylink_destroy(txgbe->wx->phylink); xpcs_destroy(txgbe->xpcs); software_node_unregister_node_group(txgbe->nodes.group); - txgbe->wx->msix_in_use = false; } diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.h b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.h index 1ab592124986..8a026d804fe2 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.h +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.h @@ -4,6 +4,9 @@ #ifndef _TXGBE_PHY_H_ #define _TXGBE_PHY_H_ +irqreturn_t txgbe_gpio_irq_handler(int irq, void *data); +void txgbe_reinit_gpio_intr(struct wx *wx); +irqreturn_t txgbe_link_irq_handler(int irq, void *data); int txgbe_init_phy(struct txgbe *txgbe); void txgbe_remove_phy(struct txgbe *txgbe); diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h b/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h index 270a6fd9ad0b..1b4ff50d5857 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h @@ -5,6 +5,7 @@ #define _TXGBE_TYPE_H_ #include <linux/property.h> +#include <linux/irq.h> /* Device IDs */ #define TXGBE_DEV_ID_SP1000 0x1001 @@ -169,15 +170,31 @@ struct txgbe_nodes { const struct software_node *group[SWNODE_MAX + 1]; }; +enum txgbe_misc_irqs { + TXGBE_IRQ_GPIO = 0, + TXGBE_IRQ_LINK, + TXGBE_IRQ_MAX +}; + +struct txgbe_irq { + struct irq_chip chip; + struct irq_domain *domain; + int nirqs; + int irq; +}; + struct txgbe { struct wx *wx; struct txgbe_nodes nodes; + struct txgbe_irq misc; struct dw_xpcs *xpcs; struct platform_device *sfp_dev; struct platform_device *i2c_dev; struct clk_lookup *clock; struct clk *clk; struct gpio_chip *gpio; + unsigned int gpio_irq; + unsigned int link_irq; }; #endif /* _TXGBE_TYPE_H_ */ diff --git a/drivers/net/ethernet/wiznet/w5300.c b/drivers/net/ethernet/wiznet/w5300.c index 3318b50a5911..f165616f36fe 100644 --- a/drivers/net/ethernet/wiznet/w5300.c +++ b/drivers/net/ethernet/wiznet/w5300.c @@ -539,8 +539,7 @@ static int w5300_hw_probe(struct platform_device *pdev) eth_hw_addr_random(ndev); } - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->base = devm_ioremap_resource(&pdev->dev, mem); + priv->base = devm_platform_get_and_ioremap_resource(pdev, 0, &mem); if (IS_ERR(priv->base)) return PTR_ERR(priv->base); diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 765aa516aada..940452d0a4d2 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1114,8 +1114,7 @@ static int xemaclite_of_probe(struct platform_device *ofdev) ndev->irq = rc; - res = platform_get_resource(ofdev, IORESOURCE_MEM, 0); - lp->base_addr = devm_ioremap_resource(&ofdev->dev, res); + lp->base_addr = devm_platform_get_and_ioremap_resource(ofdev, 0, &res); if (IS_ERR(lp->base_addr)) { rc = PTR_ERR(lp->base_addr); goto error; diff --git a/drivers/net/ethernet/xircom/xirc2ps_cs.c b/drivers/net/ethernet/xircom/xirc2ps_cs.c index 9f505cf02d96..e9bc38fd2025 100644 --- a/drivers/net/ethernet/xircom/xirc2ps_cs.c +++ b/drivers/net/ethernet/xircom/xirc2ps_cs.c @@ -1240,9 +1240,7 @@ do_start_xmit(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); SelectPage(0); PutWord(XIRCREG0_TRS, (u_short)pktlen+2); - freespace = GetWord(XIRCREG0_TSO); - okay = freespace & 0x8000; - freespace &= 0x7fff; + freespace = GetWord(XIRCREG0_TSO) & 0x7fff; /* TRS doesn't work - (indeed it is eliminated with sil-rev 1) */ okay = pktlen +2 < freespace; pr_debug("%s: avail. tx space=%u%s\n", diff --git a/drivers/net/fddi/skfp/skfddi.c b/drivers/net/fddi/skfp/skfddi.c index 2b6a607ac0b7..a273362c9e70 100644 --- a/drivers/net/fddi/skfp/skfddi.c +++ b/drivers/net/fddi/skfp/skfddi.c @@ -153,6 +153,7 @@ static const struct pci_device_id skfddi_pci_tbl[] = { { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(pci, skfddi_pci_tbl); +MODULE_DESCRIPTION("SysKonnect FDDI PCI driver"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Mirko Lindner <mlindner@syskonnect.de>"); diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 32c51c244153..2f6739fe78af 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -221,7 +221,7 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs, struct genevehdr *gnvh = geneve_hdr(skb); struct metadata_dst *tun_dst = NULL; unsigned int len; - int err = 0; + int nh, err = 0; void *oiph; if (ip_tunnel_collect_metadata() || gs->collect_md) { @@ -272,9 +272,23 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs, skb->pkt_type = PACKET_HOST; } - oiph = skb_network_header(skb); + /* Save offset of outer header relative to skb->head, + * because we are going to reset the network header to the inner header + * and might change skb->head. + */ + nh = skb_network_header(skb) - skb->head; + skb_reset_network_header(skb); + if (!pskb_inet_may_pull(skb)) { + DEV_STATS_INC(geneve->dev, rx_length_errors); + DEV_STATS_INC(geneve->dev, rx_errors); + goto drop; + } + + /* Get the outer header. */ + oiph = skb->head + nh; + if (geneve_get_sk_family(gs) == AF_INET) err = IP_ECN_decapsulate(oiph, skb); #if IS_ENABLED(CONFIG_IPV6) @@ -319,22 +333,16 @@ static int geneve_init(struct net_device *dev) struct geneve_dev *geneve = netdev_priv(dev); int err; - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - err = gro_cells_init(&geneve->gro_cells, dev); - if (err) { - free_percpu(dev->tstats); + if (err) return err; - } err = dst_cache_init(&geneve->cfg.info.dst_cache, GFP_KERNEL); if (err) { - free_percpu(dev->tstats); gro_cells_destroy(&geneve->gro_cells); return err; } + netdev_lockdep_set_classes(dev); return 0; } @@ -344,7 +352,6 @@ static void geneve_uninit(struct net_device *dev) dst_cache_destroy(&geneve->cfg.info.dst_cache); gro_cells_destroy(&geneve->gro_cells); - free_percpu(dev->tstats); } /* Callback from net/ipv4/udp.c to receive packets */ @@ -507,7 +514,7 @@ static struct sk_buff *geneve_gro_receive(struct sock *sk, gh_len = geneve_hlen(gh); hlen = off_gnv + gh_len; - if (skb_gro_header_hard(skb, hlen)) { + if (!skb_gro_may_pull(skb, hlen)) { gh = skb_gro_header_slow(skb, hlen, off_gnv); if (unlikely(!gh)) goto out; @@ -1121,7 +1128,6 @@ static const struct net_device_ops geneve_netdev_ops = { .ndo_open = geneve_open, .ndo_stop = geneve_stop, .ndo_start_xmit = geneve_xmit, - .ndo_get_stats64 = dev_get_tstats64, .ndo_change_mtu = geneve_change_mtu, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = eth_mac_addr, @@ -1141,7 +1147,7 @@ static const struct ethtool_ops geneve_ethtool_ops = { }; /* Info for udev, that this is a virtual tunnel endpoint */ -static struct device_type geneve_type = { +static const struct device_type geneve_type = { .name = "geneve", }; @@ -1188,6 +1194,7 @@ static void geneve_setup(struct net_device *dev) dev->hw_features |= NETIF_F_RXCSUM; dev->hw_features |= NETIF_F_GSO_SOFTWARE; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; /* MTU range: 68 - (something less than 65535) */ dev->min_mtu = ETH_MIN_MTU; /* The max_mtu calculation does not take account of GENEVE @@ -1900,29 +1907,26 @@ static void geneve_destroy_tunnels(struct net *net, struct list_head *head) } } -static void __net_exit geneve_exit_batch_net(struct list_head *net_list) +static void __net_exit geneve_exit_batch_rtnl(struct list_head *net_list, + struct list_head *dev_to_kill) { struct net *net; - LIST_HEAD(list); - rtnl_lock(); list_for_each_entry(net, net_list, exit_list) - geneve_destroy_tunnels(net, &list); - - /* unregister the devices gathered above */ - unregister_netdevice_many(&list); - rtnl_unlock(); + geneve_destroy_tunnels(net, dev_to_kill); +} - list_for_each_entry(net, net_list, exit_list) { - const struct geneve_net *gn = net_generic(net, geneve_net_id); +static void __net_exit geneve_exit_net(struct net *net) +{ + const struct geneve_net *gn = net_generic(net, geneve_net_id); - WARN_ON_ONCE(!list_empty(&gn->sock_list)); - } + WARN_ON_ONCE(!list_empty(&gn->sock_list)); } static struct pernet_operations geneve_net_ops = { .init = geneve_init_net, - .exit_batch = geneve_exit_batch_net, + .exit_batch_rtnl = geneve_exit_batch_rtnl, + .exit = geneve_exit_net, .id = &geneve_net_id, .size = sizeof(struct geneve_net), }; diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index b1919278e931..ba4704c2c640 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -711,25 +711,11 @@ static int gtp_encap_recv(struct sock *sk, struct sk_buff *skb) return ret; } -static int gtp_dev_init(struct net_device *dev) -{ - struct gtp_dev *gtp = netdev_priv(dev); - - gtp->dev = dev; - - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - - return 0; -} - static void gtp_dev_uninit(struct net_device *dev) { struct gtp_dev *gtp = netdev_priv(dev); gtp_encap_disable(gtp); - free_percpu(dev->tstats); } static inline void gtp0_push_header(struct sk_buff *skb, struct pdp_ctx *pctx) @@ -942,10 +928,8 @@ tx_err: } static const struct net_device_ops gtp_netdev_ops = { - .ndo_init = gtp_dev_init, .ndo_uninit = gtp_dev_uninit, .ndo_start_xmit = gtp_dev_xmit, - .ndo_get_stats64 = dev_get_tstats64, }; static const struct device_type gtp_type = { @@ -957,6 +941,7 @@ static void gtp_link_setup(struct net_device *dev) unsigned int max_gtp_header_len = sizeof(struct iphdr) + sizeof(struct udphdr) + sizeof(struct gtp0_header); + struct gtp_dev *gtp = netdev_priv(dev); dev->netdev_ops = >p_netdev_ops; dev->needs_free_netdev = true; @@ -970,11 +955,13 @@ static void gtp_link_setup(struct net_device *dev) dev->type = ARPHRD_NONE; dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; dev->priv_flags |= IFF_NO_QUEUE; dev->features |= NETIF_F_LLTX; netif_keep_dst(dev); dev->needed_headroom = LL_MAX_HEADER + max_gtp_header_len; + gtp->dev = dev; } static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize); @@ -1876,23 +1863,23 @@ static int __net_init gtp_net_init(struct net *net) return 0; } -static void __net_exit gtp_net_exit(struct net *net) +static void __net_exit gtp_net_exit_batch_rtnl(struct list_head *net_list, + struct list_head *dev_to_kill) { - struct gtp_net *gn = net_generic(net, gtp_net_id); - struct gtp_dev *gtp; - LIST_HEAD(list); + struct net *net; - rtnl_lock(); - list_for_each_entry(gtp, &gn->gtp_dev_list, list) - gtp_dellink(gtp->dev, &list); + list_for_each_entry(net, net_list, exit_list) { + struct gtp_net *gn = net_generic(net, gtp_net_id); + struct gtp_dev *gtp; - unregister_netdevice_many(&list); - rtnl_unlock(); + list_for_each_entry(gtp, &gn->gtp_dev_list, list) + gtp_dellink(gtp->dev, dev_to_kill); + } } static struct pernet_operations gtp_net_ops = { .init = gtp_net_init, - .exit = gtp_net_exit, + .exit_batch_rtnl = gtp_net_exit_batch_rtnl, .id = >p_net_id, .size = sizeof(struct gtp_net), }; @@ -1903,26 +1890,26 @@ static int __init gtp_init(void) get_random_bytes(>p_h_initval, sizeof(gtp_h_initval)); - err = rtnl_link_register(>p_link_ops); + err = register_pernet_subsys(>p_net_ops); if (err < 0) goto error_out; - err = genl_register_family(>p_genl_family); + err = rtnl_link_register(>p_link_ops); if (err < 0) - goto unreg_rtnl_link; + goto unreg_pernet_subsys; - err = register_pernet_subsys(>p_net_ops); + err = genl_register_family(>p_genl_family); if (err < 0) - goto unreg_genl_family; + goto unreg_rtnl_link; pr_info("GTP module loaded (pdp ctx size %zd bytes)\n", sizeof(struct pdp_ctx)); return 0; -unreg_genl_family: - genl_unregister_family(>p_genl_family); unreg_rtnl_link: rtnl_link_unregister(>p_link_ops); +unreg_pernet_subsys: + unregister_pernet_subsys(>p_net_ops); error_out: pr_err("error loading GTP module loaded\n"); return err; diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 273bd8a20122..11831a1c9762 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -42,6 +42,10 @@ #define LINKCHANGE_INT (2 * HZ) #define VF_TAKEOVER_INT (HZ / 10) +/* Macros to define the context of vf registration */ +#define VF_REG_IN_PROBE 1 +#define VF_REG_IN_NOTIFIER 2 + static unsigned int ring_size __ro_after_init = 128; module_param(ring_size, uint, 0444); MODULE_PARM_DESC(ring_size, "Ring buffer size (# of 4K pages)"); @@ -2185,7 +2189,7 @@ static rx_handler_result_t netvsc_vf_handle_frame(struct sk_buff **pskb) } static int netvsc_vf_join(struct net_device *vf_netdev, - struct net_device *ndev) + struct net_device *ndev, int context) { struct net_device_context *ndev_ctx = netdev_priv(ndev); int ret; @@ -2208,7 +2212,11 @@ static int netvsc_vf_join(struct net_device *vf_netdev, goto upper_link_failed; } - schedule_delayed_work(&ndev_ctx->vf_takeover, VF_TAKEOVER_INT); + /* If this registration is called from probe context vf_takeover + * is taken care of later in probe itself. + */ + if (context == VF_REG_IN_NOTIFIER) + schedule_delayed_work(&ndev_ctx->vf_takeover, VF_TAKEOVER_INT); call_netdevice_notifiers(NETDEV_JOIN, vf_netdev); @@ -2346,7 +2354,7 @@ static int netvsc_prepare_bonding(struct net_device *vf_netdev) return NOTIFY_DONE; } -static int netvsc_register_vf(struct net_device *vf_netdev) +static int netvsc_register_vf(struct net_device *vf_netdev, int context) { struct net_device_context *net_device_ctx; struct netvsc_device *netvsc_dev; @@ -2386,7 +2394,7 @@ static int netvsc_register_vf(struct net_device *vf_netdev) netdev_info(ndev, "VF registering: %s\n", vf_netdev->name); - if (netvsc_vf_join(vf_netdev, ndev) != 0) + if (netvsc_vf_join(vf_netdev, ndev, context) != 0) return NOTIFY_DONE; dev_hold(vf_netdev); @@ -2484,10 +2492,31 @@ static int netvsc_unregister_vf(struct net_device *vf_netdev) return NOTIFY_OK; } +static int check_dev_is_matching_vf(struct net_device *event_ndev) +{ + /* Skip NetVSC interfaces */ + if (event_ndev->netdev_ops == &device_ops) + return -ENODEV; + + /* Avoid non-Ethernet type devices */ + if (event_ndev->type != ARPHRD_ETHER) + return -ENODEV; + + /* Avoid Vlan dev with same MAC registering as VF */ + if (is_vlan_dev(event_ndev)) + return -ENODEV; + + /* Avoid Bonding master dev with same MAC registering as VF */ + if (netif_is_bond_master(event_ndev)) + return -ENODEV; + + return 0; +} + static int netvsc_probe(struct hv_device *dev, const struct hv_vmbus_device_id *dev_id) { - struct net_device *net = NULL; + struct net_device *net = NULL, *vf_netdev; struct net_device_context *net_device_ctx; struct netvsc_device_info *device_info = NULL; struct netvsc_device *nvdev; @@ -2599,6 +2628,30 @@ static int netvsc_probe(struct hv_device *dev, } list_add(&net_device_ctx->list, &netvsc_dev_list); + + /* When the hv_netvsc driver is unloaded and reloaded, the + * NET_DEVICE_REGISTER for the vf device is replayed before probe + * is complete. This is because register_netdevice_notifier() gets + * registered before vmbus_driver_register() so that callback func + * is set before probe and we don't miss events like NETDEV_POST_INIT + * So, in this section we try to register the matching vf device that + * is present as a netdevice, knowing that its register call is not + * processed in the netvsc_netdev_notifier(as probing is progress and + * get_netvsc_byslot fails). + */ + for_each_netdev(dev_net(net), vf_netdev) { + ret = check_dev_is_matching_vf(vf_netdev); + if (ret != 0) + continue; + + if (net != get_netvsc_byslot(vf_netdev)) + continue; + + netvsc_prepare_bonding(vf_netdev); + netvsc_register_vf(vf_netdev, VF_REG_IN_PROBE); + __netvsc_vf_setup(net, vf_netdev); + break; + } rtnl_unlock(); netvsc_devinfo_put(device_info); @@ -2754,28 +2807,17 @@ static int netvsc_netdev_event(struct notifier_block *this, unsigned long event, void *ptr) { struct net_device *event_dev = netdev_notifier_info_to_dev(ptr); + int ret = 0; - /* Skip our own events */ - if (event_dev->netdev_ops == &device_ops) - return NOTIFY_DONE; - - /* Avoid non-Ethernet type devices */ - if (event_dev->type != ARPHRD_ETHER) - return NOTIFY_DONE; - - /* Avoid Vlan dev with same MAC registering as VF */ - if (is_vlan_dev(event_dev)) - return NOTIFY_DONE; - - /* Avoid Bonding master dev with same MAC registering as VF */ - if (netif_is_bond_master(event_dev)) + ret = check_dev_is_matching_vf(event_dev); + if (ret != 0) return NOTIFY_DONE; switch (event) { case NETDEV_POST_INIT: return netvsc_prepare_bonding(event_dev); case NETDEV_REGISTER: - return netvsc_register_vf(event_dev); + return netvsc_register_vf(event_dev, VF_REG_IN_NOTIFIER); case NETDEV_UNREGISTER: return netvsc_unregister_vf(event_dev); case NETDEV_UP: diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 164c7f605af5..f632b0cfd5ae 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -11,17 +11,16 @@ */ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gpio/consumer.h> #include <linux/hrtimer.h> #include <linux/jiffies.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/gpio.h> #include <linux/delay.h> #include <linux/property.h> #include <linux/spi/spi.h> #include <linux/regmap.h> #include <linux/skbuff.h> -#include <linux/of_gpio.h> #include <linux/ieee802154.h> #include <net/mac802154.h> @@ -316,7 +315,7 @@ static const struct regmap_config at86rf230_regmap_spi_config = { .val_bits = 8, .write_flag_mask = CMD_REG | CMD_WRITE, .read_flag_mask = CMD_REG, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .max_register = AT86RF2XX_NUMREGS, .writeable_reg = at86rf230_reg_writeable, .readable_reg = at86rf230_reg_readable, diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index 4ec0dab38872..f102f26cb0e3 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -2857,19 +2857,13 @@ static int ca8210_interrupt_init(struct spi_device *spi) */ static int ca8210_dev_com_init(struct ca8210_priv *priv) { - priv->mlme_workqueue = alloc_ordered_workqueue( - "MLME work queue", - WQ_UNBOUND - ); + priv->mlme_workqueue = alloc_ordered_workqueue("MLME work queue", 0); if (!priv->mlme_workqueue) { dev_crit(&priv->spi->dev, "alloc of mlme_workqueue failed!\n"); return -ENOMEM; } - priv->irq_workqueue = alloc_ordered_workqueue( - "ca8210 irq worker", - WQ_UNBOUND - ); + priv->irq_workqueue = alloc_ordered_workqueue("ca8210 irq worker", 0); if (!priv->irq_workqueue) { dev_crit(&priv->spi->dev, "alloc of irq_workqueue failed!\n"); destroy_workqueue(priv->mlme_workqueue); diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index 35e55f198e05..2930141d7dd2 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -259,4 +259,5 @@ static __exit void fake_remove_module(void) module_init(fakelb_init_module); module_exit(fake_remove_module); +MODULE_DESCRIPTION("IEEE 802.15.4 loopback driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c index 87abe3b46316..433fb5839203 100644 --- a/drivers/net/ieee802154/mcr20a.c +++ b/drivers/net/ieee802154/mcr20a.c @@ -12,7 +12,6 @@ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/skbuff.h> -#include <linux/of_gpio.h> #include <linux/regmap.h> #include <linux/ieee802154.h> #include <linux/debugfs.h> @@ -251,7 +250,7 @@ static const struct regmap_config mcr20a_dar_regmap = { .val_bits = 8, .write_flag_mask = REGISTER_ACCESS | REGISTER_WRITE, .read_flag_mask = REGISTER_ACCESS | REGISTER_READ, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .writeable_reg = mcr20a_dar_writeable, .readable_reg = mcr20a_dar_readable, .volatile_reg = mcr20a_dar_volatile, @@ -387,7 +386,7 @@ static const struct regmap_config mcr20a_iar_regmap = { .val_bits = 8, .write_flag_mask = REGISTER_ACCESS | REGISTER_WRITE | IAR_INDEX, .read_flag_mask = REGISTER_ACCESS | REGISTER_READ | IAR_INDEX, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .writeable_reg = mcr20a_iar_writeable, .readable_reg = mcr20a_iar_readable, .volatile_reg = mcr20a_iar_volatile, diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c index ee4cfbf2c5cc..d3f42efc5d1a 100644 --- a/drivers/net/ieee802154/mrf24j40.c +++ b/drivers/net/ieee802154/mrf24j40.c @@ -388,7 +388,7 @@ static const struct regmap_config mrf24j40_short_regmap = { .pad_bits = 1, .write_flag_mask = MRF24J40_SHORT_WRITE, .read_flag_mask = MRF24J40_SHORT_READ, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .max_register = MRF24J40_SHORT_NUMREGS, .writeable_reg = mrf24j40_short_reg_writeable, .readable_reg = mrf24j40_short_reg_readable, @@ -495,7 +495,7 @@ static const struct regmap_config mrf24j40_long_regmap = { .pad_bits = 5, .write_flag_mask = MRF24J40_LONG_ACCESS, .read_flag_mask = MRF24J40_LONG_ACCESS, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .max_register = MRF24J40_LONG_NUMREGS, .writeable_reg = mrf24j40_long_reg_writeable, .readable_reg = mrf24j40_long_reg_readable, diff --git a/drivers/net/ipa/ipa.h b/drivers/net/ipa/ipa.h index f3355e040a9e..334cd62cf286 100644 --- a/drivers/net/ipa/ipa.h +++ b/drivers/net/ipa/ipa.h @@ -21,7 +21,6 @@ struct clk; struct icc_path; struct net_device; -struct platform_device; struct ipa_power; struct ipa_smp2p; @@ -31,7 +30,7 @@ struct ipa_interrupt; * struct ipa - IPA information * @gsi: Embedded GSI structure * @version: IPA hardware version - * @pdev: Platform device + * @dev: IPA device pointer * @completion: Used to signal pipeline clear transfer complete * @nb: Notifier block used for remoteproc SSR * @notifier: Remoteproc SSR notifier @@ -79,7 +78,7 @@ struct ipa_interrupt; struct ipa { struct gsi gsi; enum ipa_version version; - struct platform_device *pdev; + struct device *dev; struct completion completion; struct notifier_block nb; void *notifier; diff --git a/drivers/net/ipa/ipa_cmd.c b/drivers/net/ipa/ipa_cmd.c index f1419fbd776c..39219963dbb3 100644 --- a/drivers/net/ipa/ipa_cmd.c +++ b/drivers/net/ipa/ipa_cmd.c @@ -174,7 +174,7 @@ bool ipa_cmd_table_init_valid(struct ipa *ipa, const struct ipa_mem *mem, u32 offset_max = field_max(IP_FLTRT_FLAGS_NHASH_ADDR_FMASK); u32 size_max = field_max(IP_FLTRT_FLAGS_NHASH_SIZE_FMASK); const char *table = route ? "route" : "filter"; - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; u32 size; size = route ? ipa->route_count : ipa->filter_count + 1; @@ -204,7 +204,7 @@ bool ipa_cmd_table_init_valid(struct ipa *ipa, const struct ipa_mem *mem, /* Validate the memory region that holds headers */ static bool ipa_cmd_header_init_local_valid(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; const struct ipa_mem *mem; u32 offset_max; u32 size_max; @@ -256,7 +256,7 @@ static bool ipa_cmd_register_write_offset_valid(struct ipa *ipa, const char *name, u32 offset) { struct ipa_cmd_register_write *payload; - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; u32 offset_max; u32 bit_count; diff --git a/drivers/net/ipa/ipa_endpoint.c b/drivers/net/ipa/ipa_endpoint.c index afa1d56d9095..dd490941615e 100644 --- a/drivers/net/ipa/ipa_endpoint.c +++ b/drivers/net/ipa/ipa_endpoint.c @@ -233,8 +233,8 @@ static bool ipa_endpoint_data_valid_one(struct ipa *ipa, u32 count, const struct ipa_gsi_endpoint_data *data) { const struct ipa_gsi_endpoint_data *other_data; - struct device *dev = &ipa->pdev->dev; enum ipa_endpoint_name other_name; + struct device *dev = ipa->dev; if (ipa_gsi_endpoint_data_empty(data)) return true; @@ -388,7 +388,7 @@ static u32 ipa_endpoint_max(struct ipa *ipa, u32 count, const struct ipa_gsi_endpoint_data *data) { const struct ipa_gsi_endpoint_data *dp = data; - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; enum ipa_endpoint_name name; u32 max; @@ -606,7 +606,7 @@ int ipa_endpoint_modem_exception_reset_all(struct ipa *ipa) count = ipa->modem_tx_count + ipa_cmd_pipeline_clear_count(); trans = ipa_cmd_trans_alloc(ipa, count); if (!trans) { - dev_err(&ipa->pdev->dev, + dev_err(ipa->dev, "no transaction to reset modem exception endpoints\n"); return -EBUSY; } @@ -1498,8 +1498,7 @@ ipa_endpoint_status_tag_valid(struct ipa_endpoint *endpoint, const void *data) if (endpoint_id == command_endpoint->endpoint_id) { complete(&ipa->completion); } else { - dev_err(&ipa->pdev->dev, - "unexpected tagged packet from endpoint %u\n", + dev_err(ipa->dev, "unexpected tagged packet from endpoint %u\n", endpoint_id); } @@ -1536,6 +1535,7 @@ static void ipa_endpoint_status_parse(struct ipa_endpoint *endpoint, void *data = page_address(page) + NET_SKB_PAD; u32 unused = buffer_size - total_len; struct ipa *ipa = endpoint->ipa; + struct device *dev = ipa->dev; u32 resid = total_len; while (resid) { @@ -1544,7 +1544,7 @@ static void ipa_endpoint_status_parse(struct ipa_endpoint *endpoint, u32 len; if (resid < IPA_STATUS_SIZE) { - dev_err(&endpoint->ipa->pdev->dev, + dev_err(dev, "short message (%u bytes < %zu byte status)\n", resid, IPA_STATUS_SIZE); break; @@ -1666,8 +1666,8 @@ void ipa_endpoint_default_route_clear(struct ipa *ipa) */ static int ipa_endpoint_reset_rx_aggr(struct ipa_endpoint *endpoint) { - struct device *dev = &endpoint->ipa->pdev->dev; struct ipa *ipa = endpoint->ipa; + struct device *dev = ipa->dev; struct gsi *gsi = &ipa->gsi; bool suspended = false; dma_addr_t addr; @@ -1769,7 +1769,7 @@ static void ipa_endpoint_reset(struct ipa_endpoint *endpoint) gsi_channel_reset(&ipa->gsi, channel_id, true); if (ret) - dev_err(&ipa->pdev->dev, + dev_err(ipa->dev, "error %d resetting channel %u for endpoint %u\n", ret, endpoint->channel_id, endpoint->endpoint_id); } @@ -1817,7 +1817,7 @@ int ipa_endpoint_enable_one(struct ipa_endpoint *endpoint) ret = gsi_channel_start(gsi, endpoint->channel_id); if (ret) { - dev_err(&ipa->pdev->dev, + dev_err(ipa->dev, "error %d starting %cX channel %u for endpoint %u\n", ret, endpoint->toward_ipa ? 'T' : 'R', endpoint->channel_id, endpoint_id); @@ -1854,14 +1854,13 @@ void ipa_endpoint_disable_one(struct ipa_endpoint *endpoint) /* Note that if stop fails, the channel's state is not well-defined */ ret = gsi_channel_stop(gsi, endpoint->channel_id); if (ret) - dev_err(&ipa->pdev->dev, - "error %d attempting to stop endpoint %u\n", ret, - endpoint_id); + dev_err(ipa->dev, "error %d attempting to stop endpoint %u\n", + ret, endpoint_id); } void ipa_endpoint_suspend_one(struct ipa_endpoint *endpoint) { - struct device *dev = &endpoint->ipa->pdev->dev; + struct device *dev = endpoint->ipa->dev; struct gsi *gsi = &endpoint->ipa->gsi; int ret; @@ -1881,7 +1880,7 @@ void ipa_endpoint_suspend_one(struct ipa_endpoint *endpoint) void ipa_endpoint_resume_one(struct ipa_endpoint *endpoint) { - struct device *dev = &endpoint->ipa->pdev->dev; + struct device *dev = endpoint->ipa->dev; struct gsi *gsi = &endpoint->ipa->gsi; int ret; @@ -1983,7 +1982,7 @@ void ipa_endpoint_deconfig(struct ipa *ipa) int ipa_endpoint_config(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; const struct reg *reg; u32 endpoint_id; u32 hw_limit; diff --git a/drivers/net/ipa/ipa_interrupt.c b/drivers/net/ipa/ipa_interrupt.c index 4bc05948f772..c3e8784d51d9 100644 --- a/drivers/net/ipa/ipa_interrupt.c +++ b/drivers/net/ipa/ipa_interrupt.c @@ -19,6 +19,7 @@ * time only these three are supported. */ +#include <linux/platform_device.h> #include <linux/types.h> #include <linux/interrupt.h> #include <linux/pm_runtime.h> @@ -43,6 +44,30 @@ struct ipa_interrupt { u32 enabled; }; +/* Clear the suspend interrupt for all endpoints that signaled it */ +static void ipa_interrupt_suspend_clear_all(struct ipa_interrupt *interrupt) +{ + struct ipa *ipa = interrupt->ipa; + u32 unit_count; + u32 unit; + + unit_count = DIV_ROUND_UP(ipa->endpoint_count, 32); + for (unit = 0; unit < unit_count; unit++) { + const struct reg *reg; + u32 val; + + reg = ipa_reg(ipa, IRQ_SUSPEND_INFO); + val = ioread32(ipa->reg_virt + reg_n_offset(reg, unit)); + + /* SUSPEND interrupt status isn't cleared on IPA version 3.0 */ + if (!val || ipa->version == IPA_VERSION_3_0) + continue; + + reg = ipa_reg(ipa, IRQ_SUSPEND_CLR); + iowrite32(val, ipa->reg_virt + reg_n_offset(reg, unit)); + } +} + /* Process a particular interrupt type that has been received */ static void ipa_interrupt_process(struct ipa_interrupt *interrupt, u32 irq_id) { @@ -70,7 +95,7 @@ static void ipa_interrupt_process(struct ipa_interrupt *interrupt, u32 irq_id) * caused the interrupt, so defer clearing until after * the handler has been called. */ - ipa_power_suspend_handler(ipa, irq_id); + ipa_interrupt_suspend_clear_all(interrupt); fallthrough; default: /* Silently ignore (and clear) any other condition */ @@ -85,14 +110,13 @@ static irqreturn_t ipa_isr_thread(int irq, void *dev_id) struct ipa_interrupt *interrupt = dev_id; struct ipa *ipa = interrupt->ipa; u32 enabled = interrupt->enabled; + struct device *dev = ipa->dev; const struct reg *reg; - struct device *dev; u32 pending; u32 offset; u32 mask; int ret; - dev = &ipa->pdev->dev; ret = pm_runtime_get_sync(dev); if (WARN_ON(ret < 0)) goto out_power_put; @@ -205,30 +229,6 @@ ipa_interrupt_suspend_disable(struct ipa_interrupt *interrupt, u32 endpoint_id) ipa_interrupt_suspend_control(interrupt, endpoint_id, false); } -/* Clear the suspend interrupt for all endpoints that signaled it */ -void ipa_interrupt_suspend_clear_all(struct ipa_interrupt *interrupt) -{ - struct ipa *ipa = interrupt->ipa; - u32 unit_count; - u32 unit; - - unit_count = roundup(ipa->endpoint_count, 32); - for (unit = 0; unit < unit_count; unit++) { - const struct reg *reg; - u32 val; - - reg = ipa_reg(ipa, IRQ_SUSPEND_INFO); - val = ioread32(ipa->reg_virt + reg_n_offset(reg, unit)); - - /* SUSPEND interrupt status isn't cleared on IPA version 3.0 */ - if (ipa->version == IPA_VERSION_3_0) - continue; - - reg = ipa_reg(ipa, IRQ_SUSPEND_CLR); - iowrite32(val, ipa->reg_virt + reg_n_offset(reg, unit)); - } -} - /* Simulate arrival of an IPA TX_SUSPEND interrupt */ void ipa_interrupt_simulate_suspend(struct ipa_interrupt *interrupt) { @@ -236,29 +236,17 @@ void ipa_interrupt_simulate_suspend(struct ipa_interrupt *interrupt) } /* Configure the IPA interrupt framework */ -struct ipa_interrupt *ipa_interrupt_config(struct ipa *ipa) +int ipa_interrupt_config(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; - struct ipa_interrupt *interrupt; + struct ipa_interrupt *interrupt = ipa->interrupt; + unsigned int irq = interrupt->irq; + struct device *dev = ipa->dev; const struct reg *reg; - unsigned int irq; int ret; - ret = platform_get_irq_byname(ipa->pdev, "ipa"); - if (ret <= 0) { - dev_err(dev, "DT error %d getting \"ipa\" IRQ property\n", - ret); - return ERR_PTR(ret ? : -EINVAL); - } - irq = ret; - - interrupt = kzalloc(sizeof(*interrupt), GFP_KERNEL); - if (!interrupt) - return ERR_PTR(-ENOMEM); interrupt->ipa = ipa; - interrupt->irq = irq; - /* Start with all IPA interrupts disabled */ + /* Disable all IPA interrupt types */ reg = ipa_reg(ipa, IPA_IRQ_EN); iowrite32(0, ipa->reg_virt + reg_offset(reg)); @@ -271,26 +259,59 @@ struct ipa_interrupt *ipa_interrupt_config(struct ipa *ipa) ret = dev_pm_set_wake_irq(dev, irq); if (ret) { - dev_err(dev, "error %d registering \"ipa\" IRQ as wakeirq\n", ret); + dev_err(dev, "error %d registering \"ipa\" IRQ as wakeirq\n", + ret); goto err_free_irq; } - return interrupt; + ipa->interrupt = interrupt; + + return 0; err_free_irq: free_irq(interrupt->irq, interrupt); err_kfree: kfree(interrupt); - return ERR_PTR(ret); + return ret; } /* Inverse of ipa_interrupt_config() */ -void ipa_interrupt_deconfig(struct ipa_interrupt *interrupt) +void ipa_interrupt_deconfig(struct ipa *ipa) { - struct device *dev = &interrupt->ipa->pdev->dev; + struct ipa_interrupt *interrupt = ipa->interrupt; + struct device *dev = ipa->dev; + + ipa->interrupt = NULL; dev_pm_clear_wake_irq(dev); free_irq(interrupt->irq, interrupt); +} + +/* Initialize the IPA interrupt structure */ +struct ipa_interrupt *ipa_interrupt_init(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct ipa_interrupt *interrupt; + int irq; + + irq = platform_get_irq_byname(pdev, "ipa"); + if (irq <= 0) { + dev_err(dev, "DT error %d getting \"ipa\" IRQ property\n", irq); + + return ERR_PTR(irq ? : -EINVAL); + } + + interrupt = kzalloc(sizeof(*interrupt), GFP_KERNEL); + if (!interrupt) + return ERR_PTR(-ENOMEM); + interrupt->irq = irq; + + return interrupt; +} + +/* Inverse of ipa_interrupt_init() */ +void ipa_interrupt_exit(struct ipa_interrupt *interrupt) +{ kfree(interrupt); } diff --git a/drivers/net/ipa/ipa_interrupt.h b/drivers/net/ipa/ipa_interrupt.h index 12e3e798ccb3..f3f4f4330a59 100644 --- a/drivers/net/ipa/ipa_interrupt.h +++ b/drivers/net/ipa/ipa_interrupt.h @@ -35,14 +35,6 @@ void ipa_interrupt_suspend_disable(struct ipa_interrupt *interrupt, u32 endpoint_id); /** - * ipa_interrupt_suspend_clear_all - clear all suspend interrupts - * @interrupt: IPA interrupt structure - * - * Clear the TX_SUSPEND interrupt for all endpoints that signaled it. - */ -void ipa_interrupt_suspend_clear_all(struct ipa_interrupt *interrupt); - -/** * ipa_interrupt_simulate_suspend() - Simulate TX_SUSPEND IPA interrupt * @interrupt: IPA interrupt structure * @@ -84,17 +76,31 @@ void ipa_interrupt_irq_enable(struct ipa *ipa); void ipa_interrupt_irq_disable(struct ipa *ipa); /** - * ipa_interrupt_config() - Configure the IPA interrupt framework + * ipa_interrupt_config() - Configure IPA interrupts * @ipa: IPA pointer * - * Return: Pointer to IPA SMP2P info, or a pointer-coded error + * Return: 0 if successful, or a negative error code */ -struct ipa_interrupt *ipa_interrupt_config(struct ipa *ipa); +int ipa_interrupt_config(struct ipa *ipa); /** * ipa_interrupt_deconfig() - Inverse of ipa_interrupt_config() + * @ipa: IPA pointer + */ +void ipa_interrupt_deconfig(struct ipa *ipa); + +/** + * ipa_interrupt_init() - Initialize the IPA interrupt structure + * @pdev: IPA platform device pointer + * + * Return: Pointer to an IPA interrupt structure, or a pointer-coded error + */ +struct ipa_interrupt *ipa_interrupt_init(struct platform_device *pdev); + +/** + * ipa_interrupt_exit() - Inverse of ipa_interrupt_init() * @interrupt: IPA interrupt structure */ -void ipa_interrupt_deconfig(struct ipa_interrupt *interrupt); +void ipa_interrupt_exit(struct ipa_interrupt *interrupt); #endif /* _IPA_INTERRUPT_H_ */ diff --git a/drivers/net/ipa/ipa_main.c b/drivers/net/ipa/ipa_main.c index 00475fd7a205..57b241417e8c 100644 --- a/drivers/net/ipa/ipa_main.c +++ b/drivers/net/ipa/ipa_main.c @@ -7,7 +7,6 @@ #include <linux/types.h> #include <linux/atomic.h> #include <linux/bitfield.h> -#include <linux/device.h> #include <linux/bug.h> #include <linux/io.h> #include <linux/firmware.h> @@ -114,7 +113,7 @@ int ipa_setup(struct ipa *ipa) { struct ipa_endpoint *exception_endpoint; struct ipa_endpoint *command_endpoint; - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; int ret; ret = gsi_setup(&ipa->gsi); @@ -542,12 +541,9 @@ static int ipa_config(struct ipa *ipa, const struct ipa_data *data) if (ret) goto err_hardware_deconfig; - ipa->interrupt = ipa_interrupt_config(ipa); - if (IS_ERR(ipa->interrupt)) { - ret = PTR_ERR(ipa->interrupt); - ipa->interrupt = NULL; + ret = ipa_interrupt_config(ipa); + if (ret) goto err_mem_deconfig; - } ipa_uc_config(ipa); @@ -572,8 +568,7 @@ err_endpoint_deconfig: ipa_endpoint_deconfig(ipa); err_uc_deconfig: ipa_uc_deconfig(ipa); - ipa_interrupt_deconfig(ipa->interrupt); - ipa->interrupt = NULL; + ipa_interrupt_deconfig(ipa); err_mem_deconfig: ipa_mem_deconfig(ipa); err_hardware_deconfig: @@ -591,8 +586,7 @@ static void ipa_deconfig(struct ipa *ipa) ipa_modem_deconfig(ipa); ipa_endpoint_deconfig(ipa); ipa_uc_deconfig(ipa); - ipa_interrupt_deconfig(ipa->interrupt); - ipa->interrupt = NULL; + ipa_interrupt_deconfig(ipa); ipa_mem_deconfig(ipa); ipa_hardware_deconfig(ipa); } @@ -808,6 +802,7 @@ out_self: static int ipa_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct ipa_interrupt *interrupt; enum ipa_firmware_loader loader; const struct ipa_data *data; struct ipa_power *power; @@ -839,12 +834,21 @@ static int ipa_probe(struct platform_device *pdev) if (loader == IPA_LOADER_DEFER) return -EPROBE_DEFER; - /* The clock and interconnects might not be ready when we're - * probed, so might return -EPROBE_DEFER. + /* The IPA interrupt might not be ready when we're probed, so this + * might return -EPROBE_DEFER. + */ + interrupt = ipa_interrupt_init(pdev); + if (IS_ERR(interrupt)) + return PTR_ERR(interrupt); + + /* The clock and interconnects might not be ready when we're probed, + * so this might return -EPROBE_DEFER. */ power = ipa_power_init(dev, data->power_data); - if (IS_ERR(power)) - return PTR_ERR(power); + if (IS_ERR(power)) { + ret = PTR_ERR(power); + goto err_interrupt_exit; + } /* No more EPROBE_DEFER. Allocate and initialize the IPA structure */ ipa = kzalloc(sizeof(*ipa), GFP_KERNEL); @@ -853,18 +857,19 @@ static int ipa_probe(struct platform_device *pdev) goto err_power_exit; } - ipa->pdev = pdev; + ipa->dev = dev; dev_set_drvdata(dev, ipa); + ipa->interrupt = interrupt; ipa->power = power; ipa->version = data->version; ipa->modem_route_count = data->modem_route_count; init_completion(&ipa->completion); - ret = ipa_reg_init(ipa); + ret = ipa_reg_init(ipa, pdev); if (ret) goto err_kfree_ipa; - ret = ipa_mem_init(ipa, data->mem_data); + ret = ipa_mem_init(ipa, pdev, data->mem_data); if (ret) goto err_reg_exit; @@ -882,7 +887,7 @@ static int ipa_probe(struct platform_device *pdev) if (ret) goto err_endpoint_exit; - ret = ipa_smp2p_init(ipa, loader == IPA_LOADER_MODEM); + ret = ipa_smp2p_init(ipa, pdev, loader == IPA_LOADER_MODEM); if (ret) goto err_table_exit; @@ -939,17 +944,27 @@ err_kfree_ipa: kfree(ipa); err_power_exit: ipa_power_exit(power); +err_interrupt_exit: + ipa_interrupt_exit(interrupt); return ret; } static void ipa_remove(struct platform_device *pdev) { - struct ipa *ipa = dev_get_drvdata(&pdev->dev); - struct ipa_power *power = ipa->power; - struct device *dev = &pdev->dev; + struct ipa_interrupt *interrupt; + struct ipa_power *power; + struct device *dev; + struct ipa *ipa; int ret; + ipa = dev_get_drvdata(&pdev->dev); + dev = ipa->dev; + WARN_ON(dev != &pdev->dev); + + power = ipa->power; + interrupt = ipa->interrupt; + /* Prevent the modem from triggering a call to ipa_setup(). This * also ensures a modem-initiated setup that's underway completes. */ @@ -991,6 +1006,7 @@ out_power_put: ipa_reg_exit(ipa); kfree(ipa); ipa_power_exit(power); + ipa_interrupt_exit(interrupt); dev_info(dev, "IPA driver removed"); } diff --git a/drivers/net/ipa/ipa_mem.c b/drivers/net/ipa/ipa_mem.c index 694960537ecd..709f061ede61 100644 --- a/drivers/net/ipa/ipa_mem.c +++ b/drivers/net/ipa/ipa_mem.c @@ -9,6 +9,7 @@ #include <linux/bug.h> #include <linux/dma-mapping.h> #include <linux/iommu.h> +#include <linux/platform_device.h> #include <linux/io.h> #include <linux/soc/qcom/smem.h> @@ -75,9 +76,9 @@ ipa_mem_zero_region_add(struct gsi_trans *trans, enum ipa_mem_id mem_id) int ipa_mem_setup(struct ipa *ipa) { dma_addr_t addr = ipa->zero_addr; - const struct reg *reg; const struct ipa_mem *mem; struct gsi_trans *trans; + const struct reg *reg; u32 offset; u16 size; u32 val; @@ -87,7 +88,7 @@ int ipa_mem_setup(struct ipa *ipa) */ trans = ipa_cmd_trans_alloc(ipa, 4); if (!trans) { - dev_err(&ipa->pdev->dev, "no transaction for memory setup\n"); + dev_err(ipa->dev, "no transaction for memory setup\n"); return -EBUSY; } @@ -217,8 +218,8 @@ static bool ipa_mem_id_required(struct ipa *ipa, enum ipa_mem_id mem_id) static bool ipa_mem_valid_one(struct ipa *ipa, const struct ipa_mem *mem) { - struct device *dev = &ipa->pdev->dev; enum ipa_mem_id mem_id = mem->id; + struct device *dev = ipa->dev; u16 size_multiple; /* Make sure the memory region is valid for this version of IPA */ @@ -254,7 +255,7 @@ static bool ipa_mem_valid_one(struct ipa *ipa, const struct ipa_mem *mem) static bool ipa_mem_valid(struct ipa *ipa, const struct ipa_mem_data *mem_data) { DECLARE_BITMAP(regions, IPA_MEM_COUNT) = { }; - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; enum ipa_mem_id mem_id; u32 i; @@ -290,7 +291,7 @@ static bool ipa_mem_valid(struct ipa *ipa, const struct ipa_mem_data *mem_data) /* Do all memory regions fit within the IPA local memory? */ static bool ipa_mem_size_valid(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; u32 limit = ipa->mem_size; u32 i; @@ -317,7 +318,7 @@ static bool ipa_mem_size_valid(struct ipa *ipa) */ int ipa_mem_config(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; const struct ipa_mem *mem; const struct reg *reg; dma_addr_t addr; @@ -393,7 +394,7 @@ err_dma_free: /* Inverse of ipa_mem_config() */ void ipa_mem_deconfig(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; dma_free_coherent(dev, ipa->zero_size, ipa->zero_virt, ipa->zero_addr); ipa->zero_size = 0; @@ -420,8 +421,7 @@ int ipa_mem_zero_modem(struct ipa *ipa) */ trans = ipa_cmd_trans_alloc(ipa, 3); if (!trans) { - dev_err(&ipa->pdev->dev, - "no transaction to zero modem memory\n"); + dev_err(ipa->dev, "no transaction to zero modem memory\n"); return -EBUSY; } @@ -452,7 +452,7 @@ int ipa_mem_zero_modem(struct ipa *ipa) */ static int ipa_imem_init(struct ipa *ipa, unsigned long addr, size_t size) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; struct iommu_domain *domain; unsigned long iova; phys_addr_t phys; @@ -485,13 +485,12 @@ static int ipa_imem_init(struct ipa *ipa, unsigned long addr, size_t size) static void ipa_imem_exit(struct ipa *ipa) { + struct device *dev = ipa->dev; struct iommu_domain *domain; - struct device *dev; if (!ipa->imem_size) return; - dev = &ipa->pdev->dev; domain = iommu_get_domain_for_dev(dev); if (domain) { size_t size; @@ -527,7 +526,7 @@ static void ipa_imem_exit(struct ipa *ipa) */ static int ipa_smem_init(struct ipa *ipa, u32 item, size_t size) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; struct iommu_domain *domain; unsigned long iova; phys_addr_t phys; @@ -594,7 +593,7 @@ static int ipa_smem_init(struct ipa *ipa, u32 item, size_t size) static void ipa_smem_exit(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; struct iommu_domain *domain; domain = iommu_get_domain_for_dev(dev); @@ -615,9 +614,10 @@ static void ipa_smem_exit(struct ipa *ipa) } /* Perform memory region-related initialization */ -int ipa_mem_init(struct ipa *ipa, const struct ipa_mem_data *mem_data) +int ipa_mem_init(struct ipa *ipa, struct platform_device *pdev, + const struct ipa_mem_data *mem_data) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = &pdev->dev; struct resource *res; int ret; @@ -634,14 +634,13 @@ int ipa_mem_init(struct ipa *ipa, const struct ipa_mem_data *mem_data) if (!ipa_table_mem_valid(ipa, true)) return -EINVAL; - ret = dma_set_mask_and_coherent(&ipa->pdev->dev, DMA_BIT_MASK(64)); + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); if (ret) { dev_err(dev, "error %d setting DMA mask\n", ret); return ret; } - res = platform_get_resource_byname(ipa->pdev, IORESOURCE_MEM, - "ipa-shared"); + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ipa-shared"); if (!res) { dev_err(dev, "DT error getting \"ipa-shared\" memory property\n"); diff --git a/drivers/net/ipa/ipa_mem.h b/drivers/net/ipa/ipa_mem.h index 868e9c20e8c4..28aad00a151d 100644 --- a/drivers/net/ipa/ipa_mem.h +++ b/drivers/net/ipa/ipa_mem.h @@ -6,6 +6,8 @@ #ifndef _IPA_MEM_H_ #define _IPA_MEM_H_ +struct platform_device; + struct ipa; struct ipa_mem_data; @@ -100,7 +102,8 @@ int ipa_mem_setup(struct ipa *ipa); /* No ipa_mem_teardown() needed */ int ipa_mem_zero_modem(struct ipa *ipa); -int ipa_mem_init(struct ipa *ipa, const struct ipa_mem_data *mem_data); +int ipa_mem_init(struct ipa *ipa, struct platform_device *pdev, + const struct ipa_mem_data *mem_data); void ipa_mem_exit(struct ipa *ipa); #endif /* _IPA_MEM_H_ */ diff --git a/drivers/net/ipa/ipa_modem.c b/drivers/net/ipa/ipa_modem.c index 423422a2a445..c27ca3f27f7d 100644 --- a/drivers/net/ipa/ipa_modem.c +++ b/drivers/net/ipa/ipa_modem.c @@ -39,10 +39,14 @@ enum ipa_modem_state { /** * struct ipa_priv - IPA network device private data * @ipa: IPA pointer + * @tx: Transmit endpoint pointer + * @rx: Receive endpoint pointer * @work: Work structure used to wake the modem netdev TX queue */ struct ipa_priv { struct ipa *ipa; + struct ipa_endpoint *tx; + struct ipa_endpoint *rx; struct work_struct work; }; @@ -54,16 +58,16 @@ static int ipa_open(struct net_device *netdev) struct device *dev; int ret; - dev = &ipa->pdev->dev; + dev = ipa->dev; ret = pm_runtime_get_sync(dev); if (ret < 0) goto err_power_put; - ret = ipa_endpoint_enable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]); + ret = ipa_endpoint_enable_one(priv->tx); if (ret) goto err_power_put; - ret = ipa_endpoint_enable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]); + ret = ipa_endpoint_enable_one(priv->rx); if (ret) goto err_disable_tx; @@ -75,7 +79,7 @@ static int ipa_open(struct net_device *netdev) return 0; err_disable_tx: - ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]); + ipa_endpoint_disable_one(priv->tx); err_power_put: pm_runtime_put_noidle(dev); @@ -90,15 +94,15 @@ static int ipa_stop(struct net_device *netdev) struct device *dev; int ret; - dev = &ipa->pdev->dev; + dev = ipa->dev; ret = pm_runtime_get_sync(dev); if (ret < 0) goto out_power_put; netif_stop_queue(netdev); - ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]); - ipa_endpoint_disable_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]); + ipa_endpoint_disable_one(priv->rx); + ipa_endpoint_disable_one(priv->tx); out_power_put: pm_runtime_mark_last_busy(dev); (void)pm_runtime_put_autosuspend(dev); @@ -106,13 +110,16 @@ out_power_put: return 0; } -/** ipa_start_xmit() - Transmits an skb. - * @skb: skb to be transmitted - * @dev: network device +/** ipa_start_xmit() - Transmit an skb + * @skb: Socket buffer to be transmitted + * @netdev: Network device * - * Return codes: - * NETDEV_TX_OK: Success - * NETDEV_TX_BUSY: Error while transmitting the skb. Try again later + * Return: NETDEV_TX_OK if successful (or dropped), NETDEV_TX_BUSY otherwise + + * Normally NETDEV_TX_OK indicates the buffer was successfully transmitted. + * If the buffer has an unexpected protocol or its size is out of range it + * is quietly dropped, returning NETDEV_TX_OK. NETDEV_TX_BUSY indicates + * the buffer cannot be sent at this time and should retried later. */ static netdev_tx_t ipa_start_xmit(struct sk_buff *skb, struct net_device *netdev) @@ -132,29 +139,41 @@ ipa_start_xmit(struct sk_buff *skb, struct net_device *netdev) if (endpoint->config.qmap && skb->protocol != htons(ETH_P_MAP)) goto err_drop_skb; - /* The hardware must be powered for us to transmit */ - dev = &ipa->pdev->dev; + /* The hardware must be powered for us to transmit, so if we're not + * ready we want the network stack to stop queueing until power is + * ACTIVE. Once runtime resume has completed, we inform the network + * stack it's OK to try transmitting again. + * + * We learn from pm_runtime_get() whether the hardware is powered. + * If it was not, powering up is either started or already underway. + * And in that case we want to disable queueing, expecting it to be + * re-enabled once power is ACTIVE. But runtime PM and network + * transmit run concurrently, and if we're not careful the requests + * to stop and start queueing could occur in the wrong order. + * + * For that reason we *always* stop queueing here, *before* the call + * to pm_runtime_get(). If we determine here that power is ACTIVE, + * we restart queueing before transmitting the SKB. Otherwise + * queueing will eventually be enabled after resume completes. + */ + netif_stop_queue(netdev); + + dev = ipa->dev; ret = pm_runtime_get(dev); if (ret < 1) { /* If a resume won't happen, just drop the packet */ if (ret < 0 && ret != -EINPROGRESS) { - ipa_power_modem_queue_active(ipa); + netif_wake_queue(netdev); pm_runtime_put_noidle(dev); goto err_drop_skb; } - /* No power (yet). Stop the network stack from transmitting - * until we're resumed; ipa_modem_resume() arranges for the - * TX queue to be started again. - */ - ipa_power_modem_queue_stop(ipa); - pm_runtime_put_noidle(dev); return NETDEV_TX_BUSY; } - ipa_power_modem_queue_active(ipa); + netif_wake_queue(netdev); ret = ipa_endpoint_skb_tx(endpoint, skb); @@ -233,14 +252,14 @@ static void ipa_modem_netdev_setup(struct net_device *netdev) */ void ipa_modem_suspend(struct net_device *netdev) { - struct ipa_priv *priv = netdev_priv(netdev); - struct ipa *ipa = priv->ipa; + struct ipa_priv *priv; if (!(netdev->flags & IFF_UP)) return; - ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]); - ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]); + priv = netdev_priv(netdev); + ipa_endpoint_suspend_one(priv->rx); + ipa_endpoint_suspend_one(priv->tx); } /** @@ -258,7 +277,7 @@ static void ipa_modem_wake_queue_work(struct work_struct *work) { struct ipa_priv *priv = container_of(work, struct ipa_priv, work); - ipa_power_modem_queue_wake(priv->ipa); + netif_wake_queue(priv->tx->netdev); } /** ipa_modem_resume() - resume callback for runtime_pm @@ -268,14 +287,14 @@ static void ipa_modem_wake_queue_work(struct work_struct *work) */ void ipa_modem_resume(struct net_device *netdev) { - struct ipa_priv *priv = netdev_priv(netdev); - struct ipa *ipa = priv->ipa; + struct ipa_priv *priv; if (!(netdev->flags & IFF_UP)) return; - ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]); - ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]); + priv = netdev_priv(netdev); + ipa_endpoint_resume_one(priv->tx); + ipa_endpoint_resume_one(priv->rx); /* Arrange for the TX queue to be restarted */ (void)queue_pm_work(&priv->work); @@ -303,19 +322,24 @@ int ipa_modem_start(struct ipa *ipa) goto out_set_state; } - SET_NETDEV_DEV(netdev, &ipa->pdev->dev); + SET_NETDEV_DEV(netdev, ipa->dev); priv = netdev_priv(netdev); priv->ipa = ipa; + priv->tx = ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]; + priv->rx = ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]; INIT_WORK(&priv->work, ipa_modem_wake_queue_work); - ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = netdev; - ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = netdev; + + priv->tx->netdev = netdev; + priv->rx->netdev = netdev; + ipa->modem_netdev = netdev; ret = register_netdev(netdev); if (ret) { ipa->modem_netdev = NULL; - ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL; - ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL; + priv->rx->netdev = NULL; + priv->tx->netdev = NULL; + free_netdev(netdev); } @@ -355,9 +379,11 @@ int ipa_modem_stop(struct ipa *ipa) if (netdev->flags & IFF_UP) (void)ipa_stop(netdev); unregister_netdev(netdev); + ipa->modem_netdev = NULL; - ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL; - ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL; + priv->rx->netdev = NULL; + priv->tx->netdev = NULL; + free_netdev(netdev); } @@ -370,7 +396,7 @@ int ipa_modem_stop(struct ipa *ipa) /* Treat a "clean" modem stop the same as a crash */ static void ipa_modem_crashed(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; int ret; /* Prevent the modem from triggering a call to ipa_setup() */ @@ -417,7 +443,7 @@ static int ipa_modem_notify(struct notifier_block *nb, unsigned long action, { struct ipa *ipa = container_of(nb, struct ipa, nb); struct qcom_ssr_notify_data *notify_data = data; - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; switch (action) { case QCOM_SSR_BEFORE_POWERUP: @@ -466,7 +492,7 @@ int ipa_modem_config(struct ipa *ipa) void ipa_modem_deconfig(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; int ret; ret = qcom_unregister_ssr_notifier(ipa->notifier, &ipa->nb); diff --git a/drivers/net/ipa/ipa_power.c b/drivers/net/ipa/ipa_power.c index e223886123ce..41ca7ef5e20f 100644 --- a/drivers/net/ipa/ipa_power.c +++ b/drivers/net/ipa/ipa_power.c @@ -35,28 +35,10 @@ #define IPA_AUTOSUSPEND_DELAY 500 /* milliseconds */ /** - * enum ipa_power_flag - IPA power flags - * @IPA_POWER_FLAG_RESUMED: Whether resume from suspend has been signaled - * @IPA_POWER_FLAG_SYSTEM: Hardware is system (not runtime) suspended - * @IPA_POWER_FLAG_STOPPED: Modem TX is disabled by ipa_start_xmit() - * @IPA_POWER_FLAG_STARTED: Modem TX was enabled by ipa_runtime_resume() - * @IPA_POWER_FLAG_COUNT: Number of defined power flags - */ -enum ipa_power_flag { - IPA_POWER_FLAG_RESUMED, - IPA_POWER_FLAG_SYSTEM, - IPA_POWER_FLAG_STOPPED, - IPA_POWER_FLAG_STARTED, - IPA_POWER_FLAG_COUNT, /* Last; not a flag */ -}; - -/** * struct ipa_power - IPA power management information * @dev: IPA device pointer * @core: IPA core clock * @qmp: QMP handle for AOSS communication - * @spinlock: Protects modem TX queue enable/disable - * @flags: Boolean state flags * @interconnect_count: Number of elements in interconnect[] * @interconnect: Interconnect array */ @@ -64,8 +46,6 @@ struct ipa_power { struct device *dev; struct clk *core; struct qmp *qmp; - spinlock_t spinlock; /* used with STOPPED/STARTED power flags */ - DECLARE_BITMAP(flags, IPA_POWER_FLAG_COUNT); u32 interconnect_count; struct icc_bulk_data interconnect[] __counted_by(interconnect_count); }; @@ -147,7 +127,6 @@ static int ipa_runtime_suspend(struct device *dev) /* Endpoints aren't usable until setup is complete */ if (ipa->setup_complete) { - __clear_bit(IPA_POWER_FLAG_RESUMED, ipa->power->flags); ipa_endpoint_suspend(ipa); gsi_suspend(&ipa->gsi); } @@ -179,8 +158,6 @@ static int ipa_suspend(struct device *dev) { struct ipa *ipa = dev_get_drvdata(dev); - __set_bit(IPA_POWER_FLAG_SYSTEM, ipa->power->flags); - /* Increment the disable depth to ensure that the IRQ won't * be re-enabled until the matching _enable call in * ipa_resume(). We do this to ensure that the interrupt @@ -202,8 +179,6 @@ static int ipa_resume(struct device *dev) ret = pm_runtime_force_resume(dev); - __clear_bit(IPA_POWER_FLAG_SYSTEM, ipa->power->flags); - /* Now that PM runtime is enabled again it's safe * to turn the IRQ back on and process any data * that was received during suspend. @@ -219,84 +194,6 @@ u32 ipa_core_clock_rate(struct ipa *ipa) return ipa->power ? (u32)clk_get_rate(ipa->power->core) : 0; } -void ipa_power_suspend_handler(struct ipa *ipa, enum ipa_irq_id irq_id) -{ - /* To handle an IPA interrupt we will have resumed the hardware - * just to handle the interrupt, so we're done. If we are in a - * system suspend, trigger a system resume. - */ - if (!__test_and_set_bit(IPA_POWER_FLAG_RESUMED, ipa->power->flags)) - if (test_bit(IPA_POWER_FLAG_SYSTEM, ipa->power->flags)) - pm_wakeup_dev_event(&ipa->pdev->dev, 0, true); - - /* Acknowledge/clear the suspend interrupt on all endpoints */ - ipa_interrupt_suspend_clear_all(ipa->interrupt); -} - -/* The next few functions coordinate stopping and starting the modem - * network device transmit queue. - * - * Transmit can be running concurrent with power resume, and there's a - * chance the resume completes before the transmit path stops the queue, - * leaving the queue in a stopped state. The next two functions are used - * to avoid this: ipa_power_modem_queue_stop() is used by ipa_start_xmit() - * to conditionally stop the TX queue; and ipa_power_modem_queue_start() - * is used by ipa_runtime_resume() to conditionally restart it. - * - * Two flags and a spinlock are used. If the queue is stopped, the STOPPED - * power flag is set. And if the queue is started, the STARTED flag is set. - * The queue is only started on resume if the STOPPED flag is set. And the - * queue is only started in ipa_start_xmit() if the STARTED flag is *not* - * set. As a result, the queue remains operational if the two activites - * happen concurrently regardless of the order they complete. The spinlock - * ensures the flag and TX queue operations are done atomically. - * - * The first function stops the modem netdev transmit queue, but only if - * the STARTED flag is *not* set. That flag is cleared if it was set. - * If the queue is stopped, the STOPPED flag is set. This is called only - * from the power ->runtime_resume operation. - */ -void ipa_power_modem_queue_stop(struct ipa *ipa) -{ - struct ipa_power *power = ipa->power; - unsigned long flags; - - spin_lock_irqsave(&power->spinlock, flags); - - if (!__test_and_clear_bit(IPA_POWER_FLAG_STARTED, power->flags)) { - netif_stop_queue(ipa->modem_netdev); - __set_bit(IPA_POWER_FLAG_STOPPED, power->flags); - } - - spin_unlock_irqrestore(&power->spinlock, flags); -} - -/* This function starts the modem netdev transmit queue, but only if the - * STOPPED flag is set. That flag is cleared if it was set. If the queue - * was restarted, the STARTED flag is set; this allows ipa_start_xmit() - * to skip stopping the queue in the event of a race. - */ -void ipa_power_modem_queue_wake(struct ipa *ipa) -{ - struct ipa_power *power = ipa->power; - unsigned long flags; - - spin_lock_irqsave(&power->spinlock, flags); - - if (__test_and_clear_bit(IPA_POWER_FLAG_STOPPED, power->flags)) { - __set_bit(IPA_POWER_FLAG_STARTED, power->flags); - netif_wake_queue(ipa->modem_netdev); - } - - spin_unlock_irqrestore(&power->spinlock, flags); -} - -/* This function clears the STARTED flag once the TX queue is operating */ -void ipa_power_modem_queue_active(struct ipa *ipa) -{ - clear_bit(IPA_POWER_FLAG_STARTED, ipa->power->flags); -} - static int ipa_power_retention_init(struct ipa_power *power) { struct qmp *qmp = qmp_get(power->dev); @@ -341,7 +238,7 @@ int ipa_power_setup(struct ipa *ipa) ipa_interrupt_enable(ipa, IPA_IRQ_TX_SUSPEND); - ret = device_init_wakeup(&ipa->pdev->dev, true); + ret = device_init_wakeup(ipa->dev, true); if (ret) ipa_interrupt_disable(ipa, IPA_IRQ_TX_SUSPEND); @@ -350,7 +247,7 @@ int ipa_power_setup(struct ipa *ipa) void ipa_power_teardown(struct ipa *ipa) { - (void)device_init_wakeup(&ipa->pdev->dev, false); + (void)device_init_wakeup(ipa->dev, false); ipa_interrupt_disable(ipa, IPA_IRQ_TX_SUSPEND); } @@ -385,7 +282,6 @@ ipa_power_init(struct device *dev, const struct ipa_power_data *data) } power->dev = dev; power->core = clk; - spin_lock_init(&power->spinlock); power->interconnect_count = data->interconnect_count; ret = ipa_interconnect_init(power, data->interconnect_data); diff --git a/drivers/net/ipa/ipa_power.h b/drivers/net/ipa/ipa_power.h index 3a4c59ea1222..227cc04bea80 100644 --- a/drivers/net/ipa/ipa_power.h +++ b/drivers/net/ipa/ipa_power.h @@ -24,24 +24,6 @@ extern const struct dev_pm_ops ipa_pm_ops; u32 ipa_core_clock_rate(struct ipa *ipa); /** - * ipa_power_modem_queue_stop() - Possibly stop the modem netdev TX queue - * @ipa: IPA pointer - */ -void ipa_power_modem_queue_stop(struct ipa *ipa); - -/** - * ipa_power_modem_queue_wake() - Possibly wake the modem netdev TX queue - * @ipa: IPA pointer - */ -void ipa_power_modem_queue_wake(struct ipa *ipa); - -/** - * ipa_power_modem_queue_active() - Report modem netdev TX queue active - * @ipa: IPA pointer - */ -void ipa_power_modem_queue_active(struct ipa *ipa); - -/** * ipa_power_retention() - Control register retention on power collapse * @ipa: IPA pointer * @enable: Whether retention should be enabled or disabled @@ -49,17 +31,6 @@ void ipa_power_modem_queue_active(struct ipa *ipa); void ipa_power_retention(struct ipa *ipa, bool enable); /** - * ipa_power_suspend_handler() - Handler for SUSPEND IPA interrupts - * @ipa: IPA pointer - * @irq_id: IPA interrupt ID (unused) - * - * If an RX endpoint is suspended, and the IPA has a packet destined for - * that endpoint, the IPA generates a SUSPEND interrupt to inform the AP - * that it should resume the endpoint. - */ -void ipa_power_suspend_handler(struct ipa *ipa, enum ipa_irq_id irq_id); - -/** * ipa_power_setup() - Set up IPA power management * @ipa: IPA pointer * diff --git a/drivers/net/ipa/ipa_qmi.c b/drivers/net/ipa/ipa_qmi.c index f70f0a1d1cda..65c40e207802 100644 --- a/drivers/net/ipa/ipa_qmi.c +++ b/drivers/net/ipa/ipa_qmi.c @@ -96,7 +96,7 @@ static void ipa_server_init_complete(struct ipa_qmi *ipa_qmi) IPA_QMI_INIT_COMPLETE_IND_SZ, ipa_init_complete_ind_ei, &ind); if (ret) - dev_err(&ipa->pdev->dev, + dev_err(ipa->dev, "error %d sending init complete indication\n", ret); else ipa_qmi->indication_sent = true; @@ -148,7 +148,7 @@ static void ipa_qmi_ready(struct ipa_qmi *ipa_qmi) ipa = container_of(ipa_qmi, struct ipa, qmi); ret = ipa_modem_start(ipa); if (ret) - dev_err(&ipa->pdev->dev, "error %d starting modem\n", ret); + dev_err(ipa->dev, "error %d starting modem\n", ret); } /* All QMI clients from the modem node are gone (modem shut down or crashed). */ @@ -199,7 +199,7 @@ static void ipa_server_indication_register(struct qmi_handle *qmi, ipa_qmi->indication_requested = true; ipa_qmi_ready(ipa_qmi); /* We might be ready now */ } else { - dev_err(&ipa->pdev->dev, + dev_err(ipa->dev, "error %d sending register indication response\n", ret); } } @@ -228,7 +228,7 @@ static void ipa_server_driver_init_complete(struct qmi_handle *qmi, ipa_qmi->uc_ready = true; ipa_qmi_ready(ipa_qmi); /* We might be ready now */ } else { - dev_err(&ipa->pdev->dev, + dev_err(ipa->dev, "error %d sending init complete response\n", ret); } } @@ -417,7 +417,7 @@ static void ipa_client_init_driver_work(struct work_struct *work) qmi = &ipa_qmi->client_handle; ipa = container_of(ipa_qmi, struct ipa, qmi); - dev = &ipa->pdev->dev; + dev = ipa->dev; ret = qmi_txn_init(qmi, &txn, NULL, NULL); if (ret < 0) { diff --git a/drivers/net/ipa/ipa_reg.c b/drivers/net/ipa/ipa_reg.c index 6a3203ae6f1e..98625956e0bb 100644 --- a/drivers/net/ipa/ipa_reg.c +++ b/drivers/net/ipa/ipa_reg.c @@ -4,6 +4,7 @@ * Copyright (C) 2019-2023 Linaro Ltd. */ +#include <linux/platform_device.h> #include <linux/io.h> #include "ipa.h" @@ -132,9 +133,9 @@ static const struct regs *ipa_regs(enum ipa_version version) } } -int ipa_reg_init(struct ipa *ipa) +int ipa_reg_init(struct ipa *ipa, struct platform_device *pdev) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = &pdev->dev; const struct regs *regs; struct resource *res; @@ -146,8 +147,7 @@ int ipa_reg_init(struct ipa *ipa) return -EINVAL; /* Setup IPA register memory */ - res = platform_get_resource_byname(ipa->pdev, IORESOURCE_MEM, - "ipa-reg"); + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ipa-reg"); if (!res) { dev_err(dev, "DT error getting \"ipa-reg\" memory property\n"); return -ENODEV; diff --git a/drivers/net/ipa/ipa_reg.h b/drivers/net/ipa/ipa_reg.h index 2998f115f12c..62c62495b796 100644 --- a/drivers/net/ipa/ipa_reg.h +++ b/drivers/net/ipa/ipa_reg.h @@ -12,6 +12,8 @@ #include "ipa_version.h" #include "reg.h" +struct platform_device; + struct ipa; /** @@ -643,7 +645,7 @@ extern const struct regs ipa_regs_v5_5; const struct reg *ipa_reg(struct ipa *ipa, enum ipa_reg_id reg_id); -int ipa_reg_init(struct ipa *ipa); +int ipa_reg_init(struct ipa *ipa, struct platform_device *pdev); void ipa_reg_exit(struct ipa *ipa); #endif /* _IPA_REG_H_ */ diff --git a/drivers/net/ipa/ipa_smp2p.c b/drivers/net/ipa/ipa_smp2p.c index 5620dc271fac..aeccce9fab72 100644 --- a/drivers/net/ipa/ipa_smp2p.c +++ b/drivers/net/ipa/ipa_smp2p.c @@ -5,7 +5,7 @@ */ #include <linux/types.h> -#include <linux/device.h> +#include <linux/platform_device.h> #include <linux/interrupt.h> #include <linux/notifier.h> #include <linux/panic_notifier.h> @@ -84,15 +84,13 @@ struct ipa_smp2p { */ static void ipa_smp2p_notify(struct ipa_smp2p *smp2p) { - struct device *dev; u32 value; u32 mask; if (smp2p->notified) return; - dev = &smp2p->ipa->pdev->dev; - smp2p->power_on = pm_runtime_get_if_active(dev, true) > 0; + smp2p->power_on = pm_runtime_get_if_active(smp2p->ipa->dev, true) > 0; /* Signal whether the IPA power is enabled */ mask = BIT(smp2p->enabled_bit); @@ -152,15 +150,16 @@ static void ipa_smp2p_panic_notifier_unregister(struct ipa_smp2p *smp2p) static irqreturn_t ipa_smp2p_modem_setup_ready_isr(int irq, void *dev_id) { struct ipa_smp2p *smp2p = dev_id; + struct ipa *ipa = smp2p->ipa; struct device *dev; int ret; /* Ignore any (spurious) interrupts received after the first */ - if (smp2p->ipa->setup_complete) + if (ipa->setup_complete) return IRQ_HANDLED; /* Power needs to be active for setup */ - dev = &smp2p->ipa->pdev->dev; + dev = ipa->dev; ret = pm_runtime_get_sync(dev); if (ret < 0) { dev_err(dev, "error %d getting power for setup\n", ret); @@ -168,7 +167,7 @@ static irqreturn_t ipa_smp2p_modem_setup_ready_isr(int irq, void *dev_id) } /* An error here won't cause driver shutdown, so warn if one occurs */ - ret = ipa_setup(smp2p->ipa); + ret = ipa_setup(ipa); WARN(ret != 0, "error %d from ipa_setup()\n", ret); out_power_put: @@ -179,14 +178,15 @@ out_power_put: } /* Initialize SMP2P interrupts */ -static int ipa_smp2p_irq_init(struct ipa_smp2p *smp2p, const char *name, - irq_handler_t handler) +static int ipa_smp2p_irq_init(struct ipa_smp2p *smp2p, + struct platform_device *pdev, + const char *name, irq_handler_t handler) { - struct device *dev = &smp2p->ipa->pdev->dev; + struct device *dev = &pdev->dev; unsigned int irq; int ret; - ret = platform_get_irq_byname(smp2p->ipa->pdev, name); + ret = platform_get_irq_byname(pdev, name); if (ret <= 0) return ret ? : -EINVAL; irq = ret; @@ -208,7 +208,7 @@ static void ipa_smp2p_irq_exit(struct ipa_smp2p *smp2p, u32 irq) /* Drop the power reference if it was taken in ipa_smp2p_notify() */ static void ipa_smp2p_power_release(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; if (!ipa->smp2p->power_on) return; @@ -219,10 +219,11 @@ static void ipa_smp2p_power_release(struct ipa *ipa) } /* Initialize the IPA SMP2P subsystem */ -int ipa_smp2p_init(struct ipa *ipa, bool modem_init) +int +ipa_smp2p_init(struct ipa *ipa, struct platform_device *pdev, bool modem_init) { struct qcom_smem_state *enabled_state; - struct device *dev = &ipa->pdev->dev; + struct device *dev = &pdev->dev; struct qcom_smem_state *valid_state; struct ipa_smp2p *smp2p; u32 enabled_bit; @@ -261,7 +262,7 @@ int ipa_smp2p_init(struct ipa *ipa, bool modem_init) /* We have enough information saved to handle notifications */ ipa->smp2p = smp2p; - ret = ipa_smp2p_irq_init(smp2p, "ipa-clock-query", + ret = ipa_smp2p_irq_init(smp2p, pdev, "ipa-clock-query", ipa_smp2p_modem_clk_query_isr); if (ret < 0) goto err_null_smp2p; @@ -273,7 +274,7 @@ int ipa_smp2p_init(struct ipa *ipa, bool modem_init) if (modem_init) { /* Result will be non-zero (negative for error) */ - ret = ipa_smp2p_irq_init(smp2p, "ipa-setup-ready", + ret = ipa_smp2p_irq_init(smp2p, pdev, "ipa-setup-ready", ipa_smp2p_modem_setup_ready_isr); if (ret < 0) goto err_notifier_unregister; diff --git a/drivers/net/ipa/ipa_smp2p.h b/drivers/net/ipa/ipa_smp2p.h index 9b969b03d1a4..2a3d8eefb13b 100644 --- a/drivers/net/ipa/ipa_smp2p.h +++ b/drivers/net/ipa/ipa_smp2p.h @@ -8,17 +8,20 @@ #include <linux/types.h> +struct platform_device; + struct ipa; /** * ipa_smp2p_init() - Initialize the IPA SMP2P subsystem * @ipa: IPA pointer + * @pdev: Platform device pointer * @modem_init: Whether the modem is responsible for GSI initialization * * Return: 0 if successful, or a negative error code - * */ -int ipa_smp2p_init(struct ipa *ipa, bool modem_init); +int ipa_smp2p_init(struct ipa *ipa, struct platform_device *pdev, + bool modem_init); /** * ipa_smp2p_exit() - Inverse of ipa_smp2p_init() diff --git a/drivers/net/ipa/ipa_table.c b/drivers/net/ipa/ipa_table.c index 7b637bb8b41c..a24ac11b8893 100644 --- a/drivers/net/ipa/ipa_table.c +++ b/drivers/net/ipa/ipa_table.c @@ -163,7 +163,7 @@ ipa_table_mem(struct ipa *ipa, bool filter, bool hashed, bool ipv6) bool ipa_filtered_valid(struct ipa *ipa, u64 filtered) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; u32 count; if (!filtered) { @@ -236,8 +236,7 @@ ipa_filter_reset_table(struct ipa *ipa, bool hashed, bool ipv6, bool modem) trans = ipa_cmd_trans_alloc(ipa, hweight64(ep_mask)); if (!trans) { - dev_err(&ipa->pdev->dev, - "no transaction for %s filter reset\n", + dev_err(ipa->dev, "no transaction for %s filter reset\n", modem ? "modem" : "AP"); return -EBUSY; } @@ -298,8 +297,7 @@ static int ipa_route_reset(struct ipa *ipa, bool modem) trans = ipa_cmd_trans_alloc(ipa, hash_support ? 4 : 2); if (!trans) { - dev_err(&ipa->pdev->dev, - "no transaction for %s route reset\n", + dev_err(ipa->dev, "no transaction for %s route reset\n", modem ? "modem" : "AP"); return -EBUSY; } @@ -327,7 +325,7 @@ static int ipa_route_reset(struct ipa *ipa, bool modem) void ipa_table_reset(struct ipa *ipa, bool modem) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; const char *ee_name; int ret; @@ -356,7 +354,7 @@ int ipa_table_hash_flush(struct ipa *ipa) trans = ipa_cmd_trans_alloc(ipa, 1); if (!trans) { - dev_err(&ipa->pdev->dev, "no transaction for hash flush\n"); + dev_err(ipa->dev, "no transaction for hash flush\n"); return -EBUSY; } @@ -469,7 +467,7 @@ int ipa_table_setup(struct ipa *ipa) */ trans = ipa_cmd_trans_alloc(ipa, 8); if (!trans) { - dev_err(&ipa->pdev->dev, "no transaction for table setup\n"); + dev_err(ipa->dev, "no transaction for table setup\n"); return -EBUSY; } @@ -713,7 +711,7 @@ bool ipa_table_mem_valid(struct ipa *ipa, bool filter) */ int ipa_table_init(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; dma_addr_t addr; __le64 le_addr; __le64 *virt; @@ -763,7 +761,7 @@ int ipa_table_init(struct ipa *ipa) void ipa_table_exit(struct ipa *ipa) { u32 count = max_t(u32, 1 + ipa->filter_count, ipa->route_count); - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; size_t size; size = IPA_ZERO_RULE_SIZE + (1 + count) * sizeof(__le64); diff --git a/drivers/net/ipa/ipa_uc.c b/drivers/net/ipa/ipa_uc.c index 7eaa0b4ebed9..bfd5dc6dab43 100644 --- a/drivers/net/ipa/ipa_uc.c +++ b/drivers/net/ipa/ipa_uc.c @@ -127,7 +127,7 @@ static struct ipa_uc_mem_area *ipa_uc_shared(struct ipa *ipa) static void ipa_uc_event_handler(struct ipa *ipa) { struct ipa_uc_mem_area *shared = ipa_uc_shared(ipa); - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; if (shared->event == IPA_UC_EVENT_ERROR) dev_err(dev, "microcontroller error event\n"); @@ -141,7 +141,7 @@ static void ipa_uc_event_handler(struct ipa *ipa) static void ipa_uc_response_hdlr(struct ipa *ipa) { struct ipa_uc_mem_area *shared = ipa_uc_shared(ipa); - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; /* An INIT_COMPLETED response message is sent to the AP by the * microcontroller when it is operational. Other than this, the AP @@ -191,7 +191,7 @@ void ipa_uc_config(struct ipa *ipa) /* Inverse of ipa_uc_config() */ void ipa_uc_deconfig(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; ipa_interrupt_disable(ipa, IPA_IRQ_UC_1); ipa_interrupt_disable(ipa, IPA_IRQ_UC_0); @@ -208,8 +208,8 @@ void ipa_uc_deconfig(struct ipa *ipa) /* Take a proxy power reference for the microcontroller */ void ipa_uc_power(struct ipa *ipa) { + struct device *dev = ipa->dev; static bool already; - struct device *dev; int ret; if (already) @@ -217,7 +217,6 @@ void ipa_uc_power(struct ipa *ipa) already = true; /* Only do this on first boot */ /* This power reference dropped in ipa_uc_response_hdlr() above */ - dev = &ipa->pdev->dev; ret = pm_runtime_get_sync(dev); if (ret < 0) { pm_runtime_put_noidle(dev); diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c index df7c43a109e1..5920f7e63352 100644 --- a/drivers/net/ipvlan/ipvlan_main.c +++ b/drivers/net/ipvlan/ipvlan_main.c @@ -349,7 +349,7 @@ static int ipvlan_get_iflink(const struct net_device *dev) { struct ipvl_dev *ipvlan = netdev_priv(dev); - return ipvlan->phy_dev->ifindex; + return READ_ONCE(ipvlan->phy_dev->ifindex); } static const struct net_device_ops ipvlan_netdev_ops = { diff --git a/drivers/net/ipvlan/ipvtap.c b/drivers/net/ipvlan/ipvtap.c index 60944a4beada..1afc4c47be73 100644 --- a/drivers/net/ipvlan/ipvtap.c +++ b/drivers/net/ipvlan/ipvtap.c @@ -237,4 +237,5 @@ static void __exit ipvtap_exit(void) module_exit(ipvtap_exit); MODULE_ALIAS_RTNL_LINK("ipvtap"); MODULE_AUTHOR("Sainath Grandhi <sainath.grandhi@intel.com>"); +MODULE_DESCRIPTION("IP-VLAN based tap driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index f6d53e63ef4e..f6eab66c2660 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -144,6 +144,7 @@ static int loopback_dev_init(struct net_device *dev) dev->lstats = netdev_alloc_pcpu_stats(struct pcpu_lstats); if (!dev->lstats) return -ENOMEM; + netdev_lockdep_set_classes(dev); return 0; } diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 7f5426285c61..0206b84284ab 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -3519,18 +3519,13 @@ static int macsec_dev_init(struct net_device *dev) struct net_device *real_dev = macsec->real_dev; int err; - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - err = gro_cells_init(&macsec->gro_cells, dev); - if (err) { - free_percpu(dev->tstats); + if (err) return err; - } dev->features = real_dev->features & MACSEC_FEATURES; dev->features |= NETIF_F_LLTX | NETIF_F_GSO_SOFTWARE; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; macsec_set_head_tail_room(dev); @@ -3550,7 +3545,6 @@ static void macsec_dev_uninit(struct net_device *dev) struct macsec_dev *macsec = macsec_priv(dev); gro_cells_destroy(&macsec->gro_cells); - free_percpu(dev->tstats); } static netdev_features_t macsec_fix_features(struct net_device *dev, @@ -3753,7 +3747,7 @@ static void macsec_get_stats64(struct net_device *dev, static int macsec_get_iflink(const struct net_device *dev) { - return macsec_priv(dev)->real_dev->ifindex; + return READ_ONCE(macsec_priv(dev)->real_dev->ifindex); } static const struct net_device_ops macsec_netdev_ops = { diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index a3cc665757e8..0cec2783a3e7 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -1158,7 +1158,7 @@ static int macvlan_dev_get_iflink(const struct net_device *dev) { struct macvlan_dev *vlan = netdev_priv(dev); - return vlan->lowerdev->ifindex; + return READ_ONCE(vlan->lowerdev->ifindex); } static const struct ethtool_ops macvlan_ethtool_ops = { diff --git a/drivers/net/mdio/mdio-bcm-unimac.c b/drivers/net/mdio/mdio-bcm-unimac.c index 68f8ee0ec8ba..f40eb50bb978 100644 --- a/drivers/net/mdio/mdio-bcm-unimac.c +++ b/drivers/net/mdio/mdio-bcm-unimac.c @@ -94,6 +94,10 @@ static int unimac_mdio_read(struct mii_bus *bus, int phy_id, int reg) int ret; u32 cmd; + ret = clk_prepare_enable(priv->clk); + if (ret) + return ret; + /* Prepare the read operation */ cmd = MDIO_RD | (phy_id << MDIO_PMD_SHIFT) | (reg << MDIO_REG_SHIFT); unimac_mdio_writel(priv, cmd, MDIO_CMD); @@ -103,7 +107,7 @@ static int unimac_mdio_read(struct mii_bus *bus, int phy_id, int reg) ret = priv->wait_func(priv->wait_func_data); if (ret) - return ret; + goto out; cmd = unimac_mdio_readl(priv, MDIO_CMD); @@ -112,10 +116,15 @@ static int unimac_mdio_read(struct mii_bus *bus, int phy_id, int reg) * that condition here and ignore the MDIO controller read failure * indication. */ - if (!(bus->phy_ignore_ta_mask & 1 << phy_id) && (cmd & MDIO_READ_FAIL)) - return -EIO; + if (!(bus->phy_ignore_ta_mask & 1 << phy_id) && (cmd & MDIO_READ_FAIL)) { + ret = -EIO; + goto out; + } - return cmd & 0xffff; + ret = cmd & 0xffff; +out: + clk_disable_unprepare(priv->clk); + return ret; } static int unimac_mdio_write(struct mii_bus *bus, int phy_id, @@ -123,6 +132,11 @@ static int unimac_mdio_write(struct mii_bus *bus, int phy_id, { struct unimac_mdio_priv *priv = bus->priv; u32 cmd; + int ret; + + ret = clk_prepare_enable(priv->clk); + if (ret) + return ret; /* Prepare the write operation */ cmd = MDIO_WR | (phy_id << MDIO_PMD_SHIFT) | @@ -131,7 +145,10 @@ static int unimac_mdio_write(struct mii_bus *bus, int phy_id, unimac_mdio_start(priv); - return priv->wait_func(priv->wait_func_data); + ret = priv->wait_func(priv->wait_func_data); + clk_disable_unprepare(priv->clk); + + return ret; } /* Workaround for integrated BCM7xxx Gigabit PHYs which have a problem with @@ -178,14 +195,19 @@ static int unimac_mdio_reset(struct mii_bus *bus) return 0; } -static void unimac_mdio_clk_set(struct unimac_mdio_priv *priv) +static int unimac_mdio_clk_set(struct unimac_mdio_priv *priv) { unsigned long rate; u32 reg, div; + int ret; /* Keep the hardware default values */ if (!priv->clk_freq) - return; + return 0; + + ret = clk_prepare_enable(priv->clk); + if (ret) + return ret; if (!priv->clk) rate = 250000000; @@ -195,7 +217,8 @@ static void unimac_mdio_clk_set(struct unimac_mdio_priv *priv) div = (rate / (2 * priv->clk_freq)) - 1; if (div & ~MDIO_CLK_DIV_MASK) { pr_warn("Incorrect MDIO clock frequency, ignoring\n"); - return; + ret = 0; + goto out; } /* The MDIO clock is the reference clock (typically 250Mhz) divided by @@ -205,6 +228,9 @@ static void unimac_mdio_clk_set(struct unimac_mdio_priv *priv) reg &= ~(MDIO_CLK_DIV_MASK << MDIO_CLK_DIV_SHIFT); reg |= div << MDIO_CLK_DIV_SHIFT; unimac_mdio_writel(priv, reg, MDIO_CFG); +out: + clk_disable_unprepare(priv->clk); + return ret; } static int unimac_mdio_probe(struct platform_device *pdev) @@ -235,24 +261,12 @@ static int unimac_mdio_probe(struct platform_device *pdev) return -ENOMEM; } - priv->clk = devm_clk_get_optional(&pdev->dev, NULL); - if (IS_ERR(priv->clk)) - return PTR_ERR(priv->clk); - - ret = clk_prepare_enable(priv->clk); - if (ret) - return ret; - if (of_property_read_u32(np, "clock-frequency", &priv->clk_freq)) priv->clk_freq = 0; - unimac_mdio_clk_set(priv); - priv->mii_bus = mdiobus_alloc(); - if (!priv->mii_bus) { - ret = -ENOMEM; - goto out_clk_disable; - } + if (!priv->mii_bus) + return -ENOMEM; bus = priv->mii_bus; bus->priv = priv; @@ -261,17 +275,29 @@ static int unimac_mdio_probe(struct platform_device *pdev) priv->wait_func = pdata->wait_func; priv->wait_func_data = pdata->wait_func_data; bus->phy_mask = ~pdata->phy_mask; + priv->clk = pdata->clk; } else { bus->name = "unimac MII bus"; priv->wait_func_data = priv; priv->wait_func = unimac_mdio_poll; + priv->clk = devm_clk_get_optional(&pdev->dev, NULL); + } + + if (IS_ERR(priv->clk)) { + ret = PTR_ERR(priv->clk); + goto out_mdio_free; } + bus->parent = &pdev->dev; bus->read = unimac_mdio_read; bus->write = unimac_mdio_write; bus->reset = unimac_mdio_reset; snprintf(bus->id, MII_BUS_ID_SIZE, "%s-%d", pdev->name, pdev->id); + ret = unimac_mdio_clk_set(priv); + if (ret) + goto out_mdio_free; + ret = of_mdiobus_register(bus, np); if (ret) { dev_err(&pdev->dev, "MDIO bus registration failed\n"); @@ -286,8 +312,6 @@ static int unimac_mdio_probe(struct platform_device *pdev) out_mdio_free: mdiobus_free(bus); -out_clk_disable: - clk_disable_unprepare(priv->clk); return ret; } @@ -297,36 +321,20 @@ static void unimac_mdio_remove(struct platform_device *pdev) mdiobus_unregister(priv->mii_bus); mdiobus_free(priv->mii_bus); - clk_disable_unprepare(priv->clk); -} - -static int __maybe_unused unimac_mdio_suspend(struct device *d) -{ - struct unimac_mdio_priv *priv = dev_get_drvdata(d); - - clk_disable_unprepare(priv->clk); - - return 0; } static int __maybe_unused unimac_mdio_resume(struct device *d) { struct unimac_mdio_priv *priv = dev_get_drvdata(d); - int ret; - ret = clk_prepare_enable(priv->clk); - if (ret) - return ret; - - unimac_mdio_clk_set(priv); - - return 0; + return unimac_mdio_clk_set(priv); } static SIMPLE_DEV_PM_OPS(unimac_mdio_pm_ops, - unimac_mdio_suspend, unimac_mdio_resume); + NULL, unimac_mdio_resume); static const struct of_device_id unimac_mdio_ids[] = { + { .compatible = "brcm,asp-v2.2-mdio", }, { .compatible = "brcm,asp-v2.1-mdio", }, { .compatible = "brcm,asp-v2.0-mdio", }, { .compatible = "brcm,genet-mdio-v5", }, diff --git a/drivers/net/mdio/mdio-ipq4019.c b/drivers/net/mdio/mdio-ipq4019.c index abd8b508ec16..9d8f43b28aac 100644 --- a/drivers/net/mdio/mdio-ipq4019.c +++ b/drivers/net/mdio/mdio-ipq4019.c @@ -14,6 +14,20 @@ #include <linux/clk.h> #define MDIO_MODE_REG 0x40 +#define MDIO_MODE_MDC_MODE BIT(12) +/* 0 = Clause 22, 1 = Clause 45 */ +#define MDIO_MODE_C45 BIT(8) +#define MDIO_MODE_DIV_MASK GENMASK(7, 0) +#define MDIO_MODE_DIV(x) FIELD_PREP(MDIO_MODE_DIV_MASK, (x) - 1) +#define MDIO_MODE_DIV_1 0x0 +#define MDIO_MODE_DIV_2 0x1 +#define MDIO_MODE_DIV_4 0x3 +#define MDIO_MODE_DIV_8 0x7 +#define MDIO_MODE_DIV_16 0xf +#define MDIO_MODE_DIV_32 0x1f +#define MDIO_MODE_DIV_64 0x3f +#define MDIO_MODE_DIV_128 0x7f +#define MDIO_MODE_DIV_256 0xff #define MDIO_ADDR_REG 0x44 #define MDIO_DATA_WRITE_REG 0x48 #define MDIO_DATA_READ_REG 0x4c @@ -26,9 +40,6 @@ #define MDIO_CMD_ACCESS_CODE_C45_WRITE 1 #define MDIO_CMD_ACCESS_CODE_C45_READ 2 -/* 0 = Clause 22, 1 = Clause 45 */ -#define MDIO_MODE_C45 BIT(8) - #define IPQ4019_MDIO_TIMEOUT 10000 #define IPQ4019_MDIO_SLEEP 10 @@ -41,6 +52,7 @@ struct ipq4019_mdio_data { void __iomem *membase; void __iomem *eth_ldo_rdy; struct clk *mdio_clk; + unsigned int mdc_rate; }; static int ipq4019_mdio_wait_busy(struct mii_bus *bus) @@ -203,6 +215,38 @@ static int ipq4019_mdio_write_c22(struct mii_bus *bus, int mii_id, int regnum, return 0; } +static int ipq4019_mdio_set_div(struct ipq4019_mdio_data *priv) +{ + unsigned long ahb_rate; + int div; + u32 val; + + /* If we don't have a clock for AHB use the fixed value */ + ahb_rate = IPQ_MDIO_CLK_RATE; + if (priv->mdio_clk) + ahb_rate = clk_get_rate(priv->mdio_clk); + + /* MDC rate is ahb_rate/(MDIO_MODE_DIV + 1) + * While supported, internal documentation doesn't + * assure correct functionality of the MDIO bus + * with divider of 1, 2 or 4. + */ + for (div = 8; div <= 256; div *= 2) { + /* The requested rate is supported by the div */ + if (priv->mdc_rate == DIV_ROUND_UP(ahb_rate, div)) { + val = readl(priv->membase + MDIO_MODE_REG); + val &= ~MDIO_MODE_DIV_MASK; + val |= MDIO_MODE_DIV(div); + writel(val, priv->membase + MDIO_MODE_REG); + + return 0; + } + } + + /* The requested rate is not supported */ + return -EINVAL; +} + static int ipq_mdio_reset(struct mii_bus *bus) { struct ipq4019_mdio_data *priv = bus->priv; @@ -225,10 +269,58 @@ static int ipq_mdio_reset(struct mii_bus *bus) return ret; ret = clk_prepare_enable(priv->mdio_clk); - if (ret == 0) - mdelay(10); + if (ret) + return ret; - return ret; + mdelay(10); + + /* Restore MDC rate */ + return ipq4019_mdio_set_div(priv); +} + +static void ipq4019_mdio_select_mdc_rate(struct platform_device *pdev, + struct ipq4019_mdio_data *priv) +{ + unsigned long ahb_rate; + int div; + u32 val; + + /* MDC rate defined in DT, we don't have to decide a default value */ + if (!of_property_read_u32(pdev->dev.of_node, "clock-frequency", + &priv->mdc_rate)) + return; + + /* If we don't have a clock for AHB use the fixed value */ + ahb_rate = IPQ_MDIO_CLK_RATE; + if (priv->mdio_clk) + ahb_rate = clk_get_rate(priv->mdio_clk); + + /* Check what is the current div set */ + val = readl(priv->membase + MDIO_MODE_REG); + div = FIELD_GET(MDIO_MODE_DIV_MASK, val); + + /* div is not set to the default value of /256 + * Probably someone changed that (bootloader, other drivers) + * Keep this and don't overwrite it. + */ + if (div != MDIO_MODE_DIV_256) { + priv->mdc_rate = DIV_ROUND_UP(ahb_rate, div + 1); + return; + } + + /* If div is /256 assume nobody have set this value and + * try to find one MDC rate that is close the 802.3 spec of + * 2.5MHz + */ + for (div = 256; div >= 8; div /= 2) { + /* Stop as soon as we found a divider that + * reached the closest value to 2.5MHz + */ + if (DIV_ROUND_UP(ahb_rate, div) > 2500000) + break; + + priv->mdc_rate = DIV_ROUND_UP(ahb_rate, div); + } } static int ipq4019_mdio_probe(struct platform_device *pdev) @@ -252,6 +344,11 @@ static int ipq4019_mdio_probe(struct platform_device *pdev) if (IS_ERR(priv->mdio_clk)) return PTR_ERR(priv->mdio_clk); + ipq4019_mdio_select_mdc_rate(pdev, priv); + ret = ipq4019_mdio_set_div(priv); + if (ret) + return ret; + /* The platform resource is provided on the chipset IPQ5018 */ /* This resource is optional */ res = platform_get_resource(pdev, IORESOURCE_MEM, 1); diff --git a/drivers/net/mdio/of_mdio.c b/drivers/net/mdio/of_mdio.c index 64ebcb6d235c..08e607f62e10 100644 --- a/drivers/net/mdio/of_mdio.c +++ b/drivers/net/mdio/of_mdio.c @@ -139,6 +139,53 @@ bool of_mdiobus_child_is_phy(struct device_node *child) } EXPORT_SYMBOL(of_mdiobus_child_is_phy); +static int __of_mdiobus_parse_phys(struct mii_bus *mdio, struct device_node *np, + bool *scanphys) +{ + struct device_node *child; + int addr, rc = 0; + + /* Loop over the child nodes and register a phy_device for each phy */ + for_each_available_child_of_node(np, child) { + if (of_node_name_eq(child, "ethernet-phy-package")) { + /* Ignore invalid ethernet-phy-package node */ + if (!of_property_present(child, "reg")) + continue; + + rc = __of_mdiobus_parse_phys(mdio, child, NULL); + if (rc && rc != -ENODEV) + goto exit; + + continue; + } + + addr = of_mdio_parse_addr(&mdio->dev, child); + if (addr < 0) { + /* Skip scanning for invalid ethernet-phy-package node */ + if (scanphys) + *scanphys = true; + continue; + } + + if (of_mdiobus_child_is_phy(child)) + rc = of_mdiobus_register_phy(mdio, child, addr); + else + rc = of_mdiobus_register_device(mdio, child, addr); + + if (rc == -ENODEV) + dev_err(&mdio->dev, + "MDIO device at address %d is missing.\n", + addr); + else if (rc) + goto exit; + } + + return 0; +exit: + of_node_put(child); + return rc; +} + /** * __of_mdiobus_register - Register mii_bus and create PHYs from the device tree * @mdio: pointer to mii_bus structure @@ -180,33 +227,18 @@ int __of_mdiobus_register(struct mii_bus *mdio, struct device_node *np, return rc; /* Loop over the child nodes and register a phy_device for each phy */ - for_each_available_child_of_node(np, child) { - addr = of_mdio_parse_addr(&mdio->dev, child); - if (addr < 0) { - scanphys = true; - continue; - } - - if (of_mdiobus_child_is_phy(child)) - rc = of_mdiobus_register_phy(mdio, child, addr); - else - rc = of_mdiobus_register_device(mdio, child, addr); - - if (rc == -ENODEV) - dev_err(&mdio->dev, - "MDIO device at address %d is missing.\n", - addr); - else if (rc) - goto unregister; - } + rc = __of_mdiobus_parse_phys(mdio, np, &scanphys); + if (rc) + goto unregister; if (!scanphys) return 0; /* auto scan for PHYs with empty reg property */ for_each_available_child_of_node(np, child) { - /* Skip PHYs with reg property set */ - if (of_property_present(child, "reg")) + /* Skip PHYs with reg property set or ethernet-phy-package node */ + if (of_property_present(child, "reg") || + of_node_name_eq(child, "ethernet-phy-package")) continue; for (addr = 0; addr < PHY_MAX_ADDR; addr++) { @@ -227,15 +259,16 @@ int __of_mdiobus_register(struct mii_bus *mdio, struct device_node *np, if (!rc) break; if (rc != -ENODEV) - goto unregister; + goto put_unregister; } } } return 0; -unregister: +put_unregister: of_node_put(child); +unregister: mdiobus_unregister(mdio); return rc; } diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index 6e14ba5e06c8..d7070dd4fe73 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -42,14 +42,20 @@ MODULE_AUTHOR("Maintainer: Matt Mackall <mpm@selenic.com>"); MODULE_DESCRIPTION("Console driver for network interfaces"); MODULE_LICENSE("GPL"); -#define MAX_PARAM_LENGTH 256 -#define MAX_PRINT_CHUNK 1000 +#define MAX_PARAM_LENGTH 256 +#define MAX_USERDATA_ENTRY_LENGTH 256 +#define MAX_USERDATA_VALUE_LENGTH 200 +/* The number 3 comes from userdata entry format characters (' ', '=', '\n') */ +#define MAX_USERDATA_NAME_LENGTH (MAX_USERDATA_ENTRY_LENGTH - \ + MAX_USERDATA_VALUE_LENGTH - 3) +#define MAX_USERDATA_ITEMS 16 +#define MAX_PRINT_CHUNK 1000 static char config[MAX_PARAM_LENGTH]; module_param_string(netconsole, config, MAX_PARAM_LENGTH, 0); MODULE_PARM_DESC(netconsole, " netconsole=[src-port]@[src-ip]/[dev],[tgt-port]@<tgt-ip>/[tgt-macaddr]"); -static bool oops_only = false; +static bool oops_only; module_param(oops_only, bool, 0600); MODULE_PARM_DESC(oops_only, "Only log oops messages"); @@ -79,7 +85,10 @@ static struct console netconsole_ext; /** * struct netconsole_target - Represents a configured netconsole target. * @list: Links this target into the target_list. - * @item: Links us into the configfs subsystem hierarchy. + * @group: Links us into the configfs subsystem hierarchy. + * @userdata_group: Links to the userdata configfs hierarchy + * @userdata_complete: Cached, formatted string of append + * @userdata_length: String length of userdata_complete * @enabled: On / off knob to enable / disable target. * Visible from userspace (read-write). * We maintain a strict 1:1 correspondence between this and @@ -102,7 +111,10 @@ static struct console netconsole_ext; struct netconsole_target { struct list_head list; #ifdef CONFIG_NETCONSOLE_DYNAMIC - struct config_item item; + struct config_group group; + struct config_group userdata_group; + char userdata_complete[MAX_USERDATA_ENTRY_LENGTH * MAX_USERDATA_ITEMS]; + size_t userdata_length; #endif bool enabled; bool extended; @@ -134,14 +146,14 @@ static void __exit dynamic_netconsole_exit(void) */ static void netconsole_target_get(struct netconsole_target *nt) { - if (config_item_name(&nt->item)) - config_item_get(&nt->item); + if (config_item_name(&nt->group.cg_item)) + config_group_get(&nt->group); } static void netconsole_target_put(struct netconsole_target *nt) { - if (config_item_name(&nt->item)) - config_item_put(&nt->item); + if (config_item_name(&nt->group.cg_item)) + config_group_put(&nt->group); } #else /* !CONFIG_NETCONSOLE_DYNAMIC */ @@ -215,15 +227,33 @@ static struct netconsole_target *alloc_and_init(void) * | remote_ip * | local_mac * | remote_mac + * | userdata/ + * | <key>/ + * | value + * | ... * | * <target>/... */ static struct netconsole_target *to_target(struct config_item *item) { - return item ? - container_of(item, struct netconsole_target, item) : - NULL; + struct config_group *cfg_group; + + cfg_group = to_config_group(item); + if (!cfg_group) + return NULL; + return container_of(to_config_group(item), + struct netconsole_target, group); +} + +/* Get rid of possible trailing newline, returning the new length */ +static void trim_newline(char *s, size_t maxlen) +{ + size_t len; + + len = strnlen(s, maxlen); + if (s[len - 1] == '\n') + s[len - 1] = '\0'; } /* @@ -370,7 +400,7 @@ static ssize_t release_store(struct config_item *item, const char *buf, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); err = -EINVAL; goto out_unlock; } @@ -398,7 +428,7 @@ static ssize_t extended_store(struct config_item *item, const char *buf, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); err = -EINVAL; goto out_unlock; } @@ -420,22 +450,17 @@ static ssize_t dev_name_store(struct config_item *item, const char *buf, size_t count) { struct netconsole_target *nt = to_target(item); - size_t len; mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); mutex_unlock(&dynamic_netconsole_mutex); return -EINVAL; } strscpy(nt->np.dev_name, buf, IFNAMSIZ); - - /* Get rid of possible trailing newline from echo(1) */ - len = strnlen(nt->np.dev_name, IFNAMSIZ); - if (nt->np.dev_name[len - 1] == '\n') - nt->np.dev_name[len - 1] = '\0'; + trim_newline(nt->np.dev_name, IFNAMSIZ); mutex_unlock(&dynamic_netconsole_mutex); return strnlen(buf, count); @@ -450,7 +475,7 @@ static ssize_t local_port_store(struct config_item *item, const char *buf, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); goto out_unlock; } @@ -473,7 +498,7 @@ static ssize_t remote_port_store(struct config_item *item, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); goto out_unlock; } @@ -495,12 +520,13 @@ static ssize_t local_ip_store(struct config_item *item, const char *buf, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); goto out_unlock; } if (strnchr(buf, count, ':')) { const char *end; + if (in6_pton(buf, count, nt->np.local_ip.in6.s6_addr, -1, &end) > 0) { if (*end && *end != '\n') { pr_err("invalid IPv6 address at: <%c>\n", *end); @@ -510,9 +536,9 @@ static ssize_t local_ip_store(struct config_item *item, const char *buf, } else goto out_unlock; } else { - if (!nt->np.ipv6) { + if (!nt->np.ipv6) nt->np.local_ip.ip = in_aton(buf); - } else + else goto out_unlock; } @@ -531,12 +557,13 @@ static ssize_t remote_ip_store(struct config_item *item, const char *buf, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); goto out_unlock; } if (strnchr(buf, count, ':')) { const char *end; + if (in6_pton(buf, count, nt->np.remote_ip.in6.s6_addr, -1, &end) > 0) { if (*end && *end != '\n') { pr_err("invalid IPv6 address at: <%c>\n", *end); @@ -546,9 +573,9 @@ static ssize_t remote_ip_store(struct config_item *item, const char *buf, } else goto out_unlock; } else { - if (!nt->np.ipv6) { + if (!nt->np.ipv6) nt->np.remote_ip.ip = in_aton(buf); - } else + else goto out_unlock; } @@ -568,7 +595,7 @@ static ssize_t remote_mac_store(struct config_item *item, const char *buf, mutex_lock(&dynamic_netconsole_mutex); if (nt->enabled) { pr_err("target (%s) is enabled, disable to update parameters\n", - config_item_name(&nt->item)); + config_item_name(&nt->group.cg_item)); goto out_unlock; } @@ -585,6 +612,180 @@ out_unlock: return -EINVAL; } +struct userdatum { + struct config_item item; + char value[MAX_USERDATA_VALUE_LENGTH]; +}; + +static struct userdatum *to_userdatum(struct config_item *item) +{ + return container_of(item, struct userdatum, item); +} + +struct userdata { + struct config_group group; +}; + +static struct userdata *to_userdata(struct config_item *item) +{ + return container_of(to_config_group(item), struct userdata, group); +} + +static struct netconsole_target *userdata_to_target(struct userdata *ud) +{ + struct config_group *netconsole_group; + + netconsole_group = to_config_group(ud->group.cg_item.ci_parent); + return to_target(&netconsole_group->cg_item); +} + +static ssize_t userdatum_value_show(struct config_item *item, char *buf) +{ + return sysfs_emit(buf, "%s\n", &(to_userdatum(item)->value[0])); +} + +static void update_userdata(struct netconsole_target *nt) +{ + int complete_idx = 0, child_count = 0; + struct list_head *entry; + + /* Clear the current string in case the last userdatum was deleted */ + nt->userdata_length = 0; + nt->userdata_complete[0] = 0; + + list_for_each(entry, &nt->userdata_group.cg_children) { + struct userdatum *udm_item; + struct config_item *item; + + if (child_count >= MAX_USERDATA_ITEMS) + break; + child_count++; + + item = container_of(entry, struct config_item, ci_entry); + udm_item = to_userdatum(item); + + /* Skip userdata with no value set */ + if (strnlen(udm_item->value, MAX_USERDATA_VALUE_LENGTH) == 0) + continue; + + /* This doesn't overflow userdata_complete since it will write + * one entry length (1/MAX_USERDATA_ITEMS long), entry count is + * checked to not exceed MAX items with child_count above + */ + complete_idx += scnprintf(&nt->userdata_complete[complete_idx], + MAX_USERDATA_ENTRY_LENGTH, " %s=%s\n", + item->ci_name, udm_item->value); + } + nt->userdata_length = strnlen(nt->userdata_complete, + sizeof(nt->userdata_complete)); +} + +static ssize_t userdatum_value_store(struct config_item *item, const char *buf, + size_t count) +{ + struct userdatum *udm = to_userdatum(item); + struct netconsole_target *nt; + struct userdata *ud; + int ret; + + if (count > MAX_USERDATA_VALUE_LENGTH) + return -EMSGSIZE; + + mutex_lock(&dynamic_netconsole_mutex); + + ret = strscpy(udm->value, buf, sizeof(udm->value)); + if (ret < 0) + goto out_unlock; + trim_newline(udm->value, sizeof(udm->value)); + + ud = to_userdata(item->ci_parent); + nt = userdata_to_target(ud); + update_userdata(nt); + + mutex_unlock(&dynamic_netconsole_mutex); + return count; +out_unlock: + mutex_unlock(&dynamic_netconsole_mutex); + return ret; +} + +CONFIGFS_ATTR(userdatum_, value); + +static struct configfs_attribute *userdatum_attrs[] = { + &userdatum_attr_value, + NULL, +}; + +static void userdatum_release(struct config_item *item) +{ + kfree(to_userdatum(item)); +} + +static struct configfs_item_operations userdatum_ops = { + .release = userdatum_release, +}; + +static const struct config_item_type userdatum_type = { + .ct_item_ops = &userdatum_ops, + .ct_attrs = userdatum_attrs, + .ct_owner = THIS_MODULE, +}; + +static struct config_item *userdatum_make_item(struct config_group *group, + const char *name) +{ + struct netconsole_target *nt; + struct userdatum *udm; + struct userdata *ud; + size_t child_count; + + if (strlen(name) > MAX_USERDATA_NAME_LENGTH) + return ERR_PTR(-ENAMETOOLONG); + + ud = to_userdata(&group->cg_item); + nt = userdata_to_target(ud); + child_count = list_count_nodes(&nt->userdata_group.cg_children); + if (child_count >= MAX_USERDATA_ITEMS) + return ERR_PTR(-ENOSPC); + + udm = kzalloc(sizeof(*udm), GFP_KERNEL); + if (!udm) + return ERR_PTR(-ENOMEM); + + config_item_init_type_name(&udm->item, name, &userdatum_type); + return &udm->item; +} + +static void userdatum_drop(struct config_group *group, struct config_item *item) +{ + struct netconsole_target *nt; + struct userdata *ud; + + ud = to_userdata(&group->cg_item); + nt = userdata_to_target(ud); + + mutex_lock(&dynamic_netconsole_mutex); + update_userdata(nt); + config_item_put(item); + mutex_unlock(&dynamic_netconsole_mutex); +} + +static struct configfs_attribute *userdata_attrs[] = { + NULL, +}; + +static struct configfs_group_operations userdata_ops = { + .make_item = userdatum_make_item, + .drop_item = userdatum_drop, +}; + +static struct config_item_type userdata_type = { + .ct_item_ops = &userdatum_ops, + .ct_group_ops = &userdata_ops, + .ct_attrs = userdata_attrs, + .ct_owner = THIS_MODULE, +}; + CONFIGFS_ATTR(, enabled); CONFIGFS_ATTR(, extended); CONFIGFS_ATTR(, dev_name); @@ -629,6 +830,15 @@ static const struct config_item_type netconsole_target_type = { .ct_owner = THIS_MODULE, }; +static void init_target_config_group(struct netconsole_target *nt, + const char *name) +{ + config_group_init_type_name(&nt->group, name, &netconsole_target_type); + config_group_init_type_name(&nt->userdata_group, "userdata", + &userdata_type); + configfs_add_default_group(&nt->userdata_group, &nt->group); +} + static struct netconsole_target *find_cmdline_target(const char *name) { struct netconsole_target *nt, *ret = NULL; @@ -636,7 +846,7 @@ static struct netconsole_target *find_cmdline_target(const char *name) spin_lock_irqsave(&target_list_lock, flags); list_for_each_entry(nt, &target_list, list) { - if (!strcmp(nt->item.ci_name, name)) { + if (!strcmp(nt->group.cg_item.ci_name, name)) { ret = nt; break; } @@ -650,8 +860,8 @@ static struct netconsole_target *find_cmdline_target(const char *name) * Group operations and type for netconsole_subsys. */ -static struct config_item *make_netconsole_target(struct config_group *group, - const char *name) +static struct config_group *make_netconsole_target(struct config_group *group, + const char *name) { struct netconsole_target *nt; unsigned long flags; @@ -663,23 +873,25 @@ static struct config_item *make_netconsole_target(struct config_group *group, if (!strncmp(name, NETCONSOLE_PARAM_TARGET_PREFIX, strlen(NETCONSOLE_PARAM_TARGET_PREFIX))) { nt = find_cmdline_target(name); - if (nt) - return &nt->item; + if (nt) { + init_target_config_group(nt, name); + return &nt->group; + } } nt = alloc_and_init(); if (!nt) return ERR_PTR(-ENOMEM); - /* Initialize the config_item member */ - config_item_init_type_name(&nt->item, name, &netconsole_target_type); + /* Initialize the config_group member */ + init_target_config_group(nt, name); /* Adding, but it is disabled */ spin_lock_irqsave(&target_list_lock, flags); list_add(&nt->list, &target_list); spin_unlock_irqrestore(&target_list_lock, flags); - return &nt->item; + return &nt->group; } static void drop_netconsole_target(struct config_group *group, @@ -699,11 +911,11 @@ static void drop_netconsole_target(struct config_group *group, if (nt->enabled) netpoll_cleanup(&nt->np); - config_item_put(&nt->item); + config_item_put(&nt->group.cg_item); } static struct configfs_group_operations netconsole_subsys_group_ops = { - .make_item = make_netconsole_target, + .make_group = make_netconsole_target, .drop_item = drop_netconsole_target, }; @@ -729,8 +941,7 @@ static void populate_configfs_item(struct netconsole_target *nt, snprintf(target_name, sizeof(target_name), "%s%d", NETCONSOLE_PARAM_TARGET_PREFIX, cmdline_count); - config_item_init_type_name(&nt->item, target_name, - &netconsole_target_type); + init_target_config_group(nt, target_name); } #endif /* CONFIG_NETCONSOLE_DYNAMIC */ @@ -781,6 +992,7 @@ restart: spin_unlock_irqrestore(&target_list_lock, flags); if (stopped) { const char *msg = "had an event"; + switch (event) { case NETDEV_UNREGISTER: msg = "unregistered"; @@ -824,19 +1036,34 @@ static void send_ext_msg_udp(struct netconsole_target *nt, const char *msg, const char *msg_ready = msg; const char *release; int release_len = 0; + int userdata_len = 0; + char *userdata = NULL; + +#ifdef CONFIG_NETCONSOLE_DYNAMIC + userdata = nt->userdata_complete; + userdata_len = nt->userdata_length; +#endif if (nt->release) { release = init_utsname()->release; release_len = strlen(release) + 1; } - if (msg_len + release_len <= MAX_PRINT_CHUNK) { + if (msg_len + release_len + userdata_len <= MAX_PRINT_CHUNK) { /* No fragmentation needed */ if (nt->release) { scnprintf(buf, MAX_PRINT_CHUNK, "%s,%s", release, msg); msg_len += release_len; - msg_ready = buf; + } else { + memcpy(buf, msg, msg_len); } + + if (userdata) + msg_len += scnprintf(&buf[msg_len], + MAX_PRINT_CHUNK - msg_len, + "%s", userdata); + + msg_ready = buf; netpoll_send_udp(&nt->np, msg_ready, msg_len); return; } @@ -860,24 +1087,48 @@ static void send_ext_msg_udp(struct netconsole_target *nt, const char *msg, memcpy(buf + release_len, header, header_len); header_len += release_len; - while (offset < body_len) { + while (offset < body_len + userdata_len) { int this_header = header_len; - int this_chunk; + int this_offset = 0; + int this_chunk = 0; this_header += scnprintf(buf + this_header, sizeof(buf) - this_header, - ",ncfrag=%d/%d;", offset, body_len); - - this_chunk = min(body_len - offset, - MAX_PRINT_CHUNK - this_header); - if (WARN_ON_ONCE(this_chunk <= 0)) - return; - - memcpy(buf + this_header, body + offset, this_chunk); - - netpoll_send_udp(&nt->np, buf, this_header + this_chunk); + ",ncfrag=%d/%d;", offset, + body_len + userdata_len); + + /* Not all body data has been written yet */ + if (offset < body_len) { + this_chunk = min(body_len - offset, + MAX_PRINT_CHUNK - this_header); + if (WARN_ON_ONCE(this_chunk <= 0)) + return; + memcpy(buf + this_header, body + offset, this_chunk); + this_offset += this_chunk; + } + /* Body is fully written and there is pending userdata to write, + * append userdata in this chunk + */ + if (offset + this_offset >= body_len && + offset + this_offset < userdata_len + body_len) { + int sent_userdata = (offset + this_offset) - body_len; + int preceding_bytes = this_chunk + this_header; + + if (WARN_ON_ONCE(sent_userdata < 0)) + return; + + this_chunk = min(userdata_len - sent_userdata, + MAX_PRINT_CHUNK - preceding_bytes); + if (WARN_ON_ONCE(this_chunk <= 0)) + return; + memcpy(buf + this_header + this_offset, + userdata + sent_userdata, + this_chunk); + this_offset += this_chunk; + } - offset += this_chunk; + netpoll_send_udp(&nt->np, buf, this_header + this_offset); + offset += this_offset; } } diff --git a/drivers/net/netdevsim/bus.c b/drivers/net/netdevsim/bus.c index bcbc1e19edde..64c0cdd31bf8 100644 --- a/drivers/net/netdevsim/bus.c +++ b/drivers/net/netdevsim/bus.c @@ -129,7 +129,7 @@ static void nsim_bus_dev_release(struct device *dev) complete(&nsim_bus_devs_released); } -static struct device_type nsim_bus_dev_type = { +static const struct device_type nsim_bus_dev_type = { .groups = nsim_bus_dev_attr_groups, .release = nsim_bus_dev_release, }; @@ -232,9 +232,154 @@ del_device_store(const struct bus_type *bus, const char *buf, size_t count) } static BUS_ATTR_WO(del_device); +static ssize_t link_device_store(const struct bus_type *bus, const char *buf, size_t count) +{ + struct netdevsim *nsim_a, *nsim_b, *peer; + struct net_device *dev_a, *dev_b; + unsigned int ifidx_a, ifidx_b; + int netnsfd_a, netnsfd_b, err; + struct net *ns_a, *ns_b; + + err = sscanf(buf, "%d:%u %d:%u", &netnsfd_a, &ifidx_a, &netnsfd_b, + &ifidx_b); + if (err != 4) { + pr_err("Format for linking two devices is \"netnsfd_a:ifidx_a netnsfd_b:ifidx_b\" (int uint int uint).\n"); + return -EINVAL; + } + + ns_a = get_net_ns_by_fd(netnsfd_a); + if (IS_ERR(ns_a)) { + pr_err("Could not find netns with fd: %d\n", netnsfd_a); + return -EINVAL; + } + + ns_b = get_net_ns_by_fd(netnsfd_b); + if (IS_ERR(ns_b)) { + pr_err("Could not find netns with fd: %d\n", netnsfd_b); + put_net(ns_a); + return -EINVAL; + } + + err = -EINVAL; + rtnl_lock(); + dev_a = __dev_get_by_index(ns_a, ifidx_a); + if (!dev_a) { + pr_err("Could not find device with ifindex %u in netnsfd %d\n", + ifidx_a, netnsfd_a); + goto out_err; + } + + if (!netdev_is_nsim(dev_a)) { + pr_err("Device with ifindex %u in netnsfd %d is not a netdevsim\n", + ifidx_a, netnsfd_a); + goto out_err; + } + + dev_b = __dev_get_by_index(ns_b, ifidx_b); + if (!dev_b) { + pr_err("Could not find device with ifindex %u in netnsfd %d\n", + ifidx_b, netnsfd_b); + goto out_err; + } + + if (!netdev_is_nsim(dev_b)) { + pr_err("Device with ifindex %u in netnsfd %d is not a netdevsim\n", + ifidx_b, netnsfd_b); + goto out_err; + } + + if (dev_a == dev_b) { + pr_err("Cannot link a netdevsim to itself\n"); + goto out_err; + } + + err = -EBUSY; + nsim_a = netdev_priv(dev_a); + peer = rtnl_dereference(nsim_a->peer); + if (peer) { + pr_err("Netdevsim %d:%u is already linked\n", netnsfd_a, + ifidx_a); + goto out_err; + } + + nsim_b = netdev_priv(dev_b); + peer = rtnl_dereference(nsim_b->peer); + if (peer) { + pr_err("Netdevsim %d:%u is already linked\n", netnsfd_b, + ifidx_b); + goto out_err; + } + + err = 0; + rcu_assign_pointer(nsim_a->peer, nsim_b); + rcu_assign_pointer(nsim_b->peer, nsim_a); + +out_err: + put_net(ns_b); + put_net(ns_a); + rtnl_unlock(); + + return !err ? count : err; +} +static BUS_ATTR_WO(link_device); + +static ssize_t unlink_device_store(const struct bus_type *bus, const char *buf, size_t count) +{ + struct netdevsim *nsim, *peer; + struct net_device *dev; + unsigned int ifidx; + int netnsfd, err; + struct net *ns; + + err = sscanf(buf, "%u:%u", &netnsfd, &ifidx); + if (err != 2) { + pr_err("Format for unlinking a device is \"netnsfd:ifidx\" (int uint).\n"); + return -EINVAL; + } + + ns = get_net_ns_by_fd(netnsfd); + if (IS_ERR(ns)) { + pr_err("Could not find netns with fd: %d\n", netnsfd); + return -EINVAL; + } + + err = -EINVAL; + rtnl_lock(); + dev = __dev_get_by_index(ns, ifidx); + if (!dev) { + pr_err("Could not find device with ifindex %u in netnsfd %d\n", + ifidx, netnsfd); + goto out_put_netns; + } + + if (!netdev_is_nsim(dev)) { + pr_err("Device with ifindex %u in netnsfd %d is not a netdevsim\n", + ifidx, netnsfd); + goto out_put_netns; + } + + nsim = netdev_priv(dev); + peer = rtnl_dereference(nsim->peer); + if (!peer) + goto out_put_netns; + + err = 0; + RCU_INIT_POINTER(nsim->peer, NULL); + RCU_INIT_POINTER(peer->peer, NULL); + +out_put_netns: + put_net(ns); + rtnl_unlock(); + + return !err ? count : err; +} +static BUS_ATTR_WO(unlink_device); + static struct attribute *nsim_bus_attrs[] = { &bus_attr_new_device.attr, &bus_attr_del_device.attr, + &bus_attr_link_device.attr, + &bus_attr_unlink_device.attr, NULL }; ATTRIBUTE_GROUPS(nsim_bus); @@ -260,7 +405,7 @@ static int nsim_num_vf(struct device *dev) return nsim_bus_dev->num_vfs; } -static struct bus_type nsim_bus = { +static const struct bus_type nsim_bus = { .name = DRV_NAME, .dev_name = DRV_NAME, .bus_groups = nsim_bus_groups, diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index b4d3b9cde8bd..92a7a36b93ac 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -835,14 +835,14 @@ static void nsim_dev_trap_report_work(struct work_struct *work) trap_report_dw.work); nsim_dev = nsim_trap_data->nsim_dev; - /* For each running port and enabled packet trap, generate a UDP - * packet with a random 5-tuple and report it. - */ if (!devl_trylock(priv_to_devlink(nsim_dev))) { - schedule_delayed_work(&nsim_dev->trap_data->trap_report_dw, 0); + schedule_delayed_work(&nsim_dev->trap_data->trap_report_dw, 1); return; } + /* For each running port and enabled packet trap, generate a UDP + * packet with a random 5-tuple and report it. + */ list_for_each_entry(nsim_dev_port, &nsim_dev->port_list, list) { if (!netif_running(nsim_dev_port->ns->netdev)) continue; diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c index 77e8250282a5..8330bc0bcb7e 100644 --- a/drivers/net/netdevsim/netdev.c +++ b/drivers/net/netdevsim/netdev.c @@ -29,18 +29,35 @@ static netdev_tx_t nsim_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct netdevsim *ns = netdev_priv(dev); + unsigned int len = skb->len; + struct netdevsim *peer_ns; + rcu_read_lock(); if (!nsim_ipsec_tx(ns, skb)) - goto out; + goto out_drop_free; + peer_ns = rcu_dereference(ns->peer); + if (!peer_ns) + goto out_drop_free; + + skb_tx_timestamp(skb); + if (unlikely(dev_forward_skb(peer_ns->netdev, skb) == NET_RX_DROP)) + goto out_drop_cnt; + + rcu_read_unlock(); u64_stats_update_begin(&ns->syncp); ns->tx_packets++; - ns->tx_bytes += skb->len; + ns->tx_bytes += len; u64_stats_update_end(&ns->syncp); + return NETDEV_TX_OK; -out: +out_drop_free: dev_kfree_skb(skb); - +out_drop_cnt: + rcu_read_unlock(); + u64_stats_update_begin(&ns->syncp); + ns->tx_dropped++; + u64_stats_update_end(&ns->syncp); return NETDEV_TX_OK; } @@ -70,6 +87,7 @@ nsim_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) start = u64_stats_fetch_begin(&ns->syncp); stats->tx_bytes = ns->tx_bytes; stats->tx_packets = ns->tx_packets; + stats->tx_dropped = ns->tx_dropped; } while (u64_stats_fetch_retry(&ns->syncp, start)); } @@ -265,6 +283,21 @@ nsim_set_features(struct net_device *dev, netdev_features_t features) return 0; } +static int nsim_get_iflink(const struct net_device *dev) +{ + struct netdevsim *nsim, *peer; + int iflink; + + nsim = netdev_priv(dev); + + rcu_read_lock(); + peer = rcu_dereference(nsim->peer); + iflink = peer ? READ_ONCE(peer->netdev->ifindex) : 0; + rcu_read_unlock(); + + return iflink; +} + static const struct net_device_ops nsim_netdev_ops = { .ndo_start_xmit = nsim_start_xmit, .ndo_set_rx_mode = nsim_set_rx_mode, @@ -282,6 +315,7 @@ static const struct net_device_ops nsim_netdev_ops = { .ndo_set_vf_rss_query_en = nsim_set_vf_rss_query_en, .ndo_setup_tc = nsim_setup_tc, .ndo_set_features = nsim_set_features, + .ndo_get_iflink = nsim_get_iflink, .ndo_bpf = nsim_bpf, }; @@ -302,7 +336,6 @@ static void nsim_setup(struct net_device *dev) eth_hw_addr_random(dev); dev->tx_queue_len = 0; - dev->flags |= IFF_NOARP; dev->flags &= ~IFF_MULTICAST; dev->priv_flags |= IFF_LIVE_ADDR_CHANGE | IFF_NO_QUEUE; @@ -413,8 +446,13 @@ err_free_netdev: void nsim_destroy(struct netdevsim *ns) { struct net_device *dev = ns->netdev; + struct netdevsim *peer; rtnl_lock(); + peer = rtnl_dereference(ns->peer); + if (peer) + RCU_INIT_POINTER(peer->peer, NULL); + RCU_INIT_POINTER(ns->peer, NULL); unregister_netdevice(dev); if (nsim_dev_port_is_pf(ns->nsim_dev_port)) { nsim_macsec_teardown(ns); @@ -427,6 +465,11 @@ void nsim_destroy(struct netdevsim *ns) free_netdev(dev); } +bool netdev_is_nsim(struct net_device *dev) +{ + return dev->netdev_ops == &nsim_netdev_ops; +} + static int nsim_validate(struct nlattr *tb[], struct nlattr *data[], struct netlink_ext_ack *extack) { diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index 028c825b86db..553c4b9b4f63 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -98,6 +98,7 @@ struct netdevsim { u64 tx_packets; u64 tx_bytes; + u64 tx_dropped; struct u64_stats_sync syncp; struct nsim_bus_dev *nsim_bus_dev; @@ -125,11 +126,13 @@ struct netdevsim { } udp_ports; struct nsim_ethtool ethtool; + struct netdevsim __rcu *peer; }; struct netdevsim * nsim_create(struct nsim_dev *nsim_dev, struct nsim_dev_port *nsim_dev_port); void nsim_destroy(struct netdevsim *ns); +bool netdev_is_nsim(struct net_device *dev); void nsim_ethtool_init(struct netdevsim *ns); diff --git a/drivers/net/netkit.c b/drivers/net/netkit.c index 39171380ccf2..a4d2e76a8d58 100644 --- a/drivers/net/netkit.c +++ b/drivers/net/netkit.c @@ -145,7 +145,7 @@ static int netkit_get_iflink(const struct net_device *dev) rcu_read_lock(); peer = rcu_dereference(nk->peer); if (peer) - iflink = peer->ifindex; + iflink = READ_ONCE(peer->ifindex); rcu_read_unlock(); return iflink; } diff --git a/drivers/net/nlmon.c b/drivers/net/nlmon.c index 5e19a6839dea..e5a0987a263e 100644 --- a/drivers/net/nlmon.c +++ b/drivers/net/nlmon.c @@ -17,17 +17,6 @@ static netdev_tx_t nlmon_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_OK; } -static int nlmon_dev_init(struct net_device *dev) -{ - dev->lstats = netdev_alloc_pcpu_stats(struct pcpu_lstats); - return dev->lstats == NULL ? -ENOMEM : 0; -} - -static void nlmon_dev_uninit(struct net_device *dev) -{ - free_percpu(dev->lstats); -} - struct nlmon { struct netlink_tap nt; }; @@ -51,15 +40,7 @@ static int nlmon_close(struct net_device *dev) static void nlmon_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { - u64 packets, bytes; - - dev_lstats_read(dev, &packets, &bytes); - - stats->rx_packets = packets; - stats->tx_packets = 0; - - stats->rx_bytes = bytes; - stats->tx_bytes = 0; + dev_lstats_read(dev, &stats->rx_packets, &stats->rx_bytes); } static u32 always_on(struct net_device *dev) @@ -72,8 +53,6 @@ static const struct ethtool_ops nlmon_ethtool_ops = { }; static const struct net_device_ops nlmon_ops = { - .ndo_init = nlmon_dev_init, - .ndo_uninit = nlmon_dev_uninit, .ndo_open = nlmon_open, .ndo_stop = nlmon_close, .ndo_start_xmit = nlmon_xmit, @@ -92,6 +71,7 @@ static void nlmon_setup(struct net_device *dev) dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA | NETIF_F_LLTX; dev->flags = IFF_NOARP; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_LSTATS; /* That's rather a softlimit here, which, of course, * can be altered. Not a real MTU, but what is to be diff --git a/drivers/net/pcs/pcs-lynx.c b/drivers/net/pcs/pcs-lynx.c index dc3962b2aa6b..853b8c138718 100644 --- a/drivers/net/pcs/pcs-lynx.c +++ b/drivers/net/pcs/pcs-lynx.c @@ -398,4 +398,5 @@ void lynx_pcs_destroy(struct phylink_pcs *pcs) } EXPORT_SYMBOL(lynx_pcs_destroy); +MODULE_DESCRIPTION("NXP Lynx PCS phylink library"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/pcs/pcs-mtk-lynxi.c b/drivers/net/pcs/pcs-mtk-lynxi.c index 8501dd365279..4f63abe638c4 100644 --- a/drivers/net/pcs/pcs-mtk-lynxi.c +++ b/drivers/net/pcs/pcs-mtk-lynxi.c @@ -303,4 +303,5 @@ void mtk_pcs_lynxi_destroy(struct phylink_pcs *pcs) } EXPORT_SYMBOL(mtk_pcs_lynxi_destroy); +MODULE_DESCRIPTION("MediaTek SGMII library for LynxI"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/pcs/pcs-rzn1-miic.c b/drivers/net/pcs/pcs-rzn1-miic.c index d93f84fbb1fd..4bd66fdde367 100644 --- a/drivers/net/pcs/pcs-rzn1-miic.c +++ b/drivers/net/pcs/pcs-rzn1-miic.c @@ -183,7 +183,7 @@ static void miic_converter_enable(struct miic *miic, int port, int enable) miic_reg_rmw(miic, MIIC_CONVRST, MIIC_CONVRST_PHYIF_RST(port), val); } -static int miic_config(struct phylink_pcs *pcs, unsigned int mode, +static int miic_config(struct phylink_pcs *pcs, unsigned int neg_mode, phy_interface_t interface, const unsigned long *advertising, bool permit) { @@ -234,7 +234,7 @@ static int miic_config(struct phylink_pcs *pcs, unsigned int mode, return 0; } -static void miic_link_up(struct phylink_pcs *pcs, unsigned int mode, +static void miic_link_up(struct phylink_pcs *pcs, unsigned int neg_mode, phy_interface_t interface, int speed, int duplex) { struct miic_port *miic_port = phylink_pcs_to_miic_port(pcs); @@ -333,6 +333,7 @@ struct phylink_pcs *miic_create(struct device *dev, struct device_node *np) miic_port->miic = miic; miic_port->port = port - 1; miic_port->pcs.ops = &miic_phylink_ops; + miic_port->pcs.neg_mode = true; return &miic_port->pcs; } diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c index 31f0beba638a..31525fe9c32e 100644 --- a/drivers/net/pcs/pcs-xpcs.c +++ b/drivers/net/pcs/pcs-xpcs.c @@ -10,7 +10,7 @@ #include <linux/pcs/pcs-xpcs.h> #include <linux/mdio.h> #include <linux/phylink.h> -#include <linux/workqueue.h> + #include "pcs-xpcs.h" #define phylink_pcs_to_xpcs(pl_pcs) \ @@ -130,7 +130,6 @@ static const phy_interface_t xpcs_1000basex_interfaces[] = { static const phy_interface_t xpcs_2500basex_interfaces[] = { PHY_INTERFACE_MODE_2500BASEX, - PHY_INTERFACE_MODE_MAX, }; enum { @@ -293,7 +292,7 @@ static int xpcs_soft_reset(struct dw_xpcs *xpcs, dev = MDIO_MMD_VEND2; break; default: - return -1; + return -EINVAL; } ret = xpcs_write(xpcs, dev, MDIO_CTRL1, MDIO_CTRL1_RESET); @@ -614,14 +613,15 @@ static int xpcs_validate(struct phylink_pcs *pcs, unsigned long *supported, xpcs = phylink_pcs_to_xpcs(pcs); compat = xpcs_find_compat(xpcs->id, state->interface); + if (!compat) + return -EINVAL; /* Populate the supported link modes for this PHY interface type. * FIXME: what about the port modes and autoneg bit? This masks * all those away. */ - if (compat) - for (i = 0; compat->supported[i] != __ETHTOOL_LINK_MODE_MASK_NBITS; i++) - set_bit(compat->supported[i], xpcs_supported); + for (i = 0; compat->supported[i] != __ETHTOOL_LINK_MODE_MASK_NBITS; i++) + set_bit(compat->supported[i], xpcs_supported); linkmode_and(supported, supported, xpcs_supported); @@ -636,8 +636,7 @@ void xpcs_get_interfaces(struct dw_xpcs *xpcs, unsigned long *interfaces) const struct xpcs_compat *compat = &xpcs->id->compat[i]; for (j = 0; j < compat->num_interfaces; j++) - if (compat->interface[j] < PHY_INTERFACE_MODE_MAX) - __set_bit(compat->interface[j], interfaces); + __set_bit(compat->interface[j], interfaces); } } EXPORT_SYMBOL_GPL(xpcs_get_interfaces); @@ -891,7 +890,7 @@ int xpcs_do_config(struct dw_xpcs *xpcs, phy_interface_t interface, return ret; break; default: - return -1; + return -EINVAL; } if (compat->pma_config) { @@ -1456,4 +1455,5 @@ struct dw_xpcs *xpcs_create_mdiodev(struct mii_bus *bus, int addr, } EXPORT_SYMBOL_GPL(xpcs_create_mdiodev); +MODULE_DESCRIPTION("Synopsys DesignWare XPCS library"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index 9e2672800f0b..1df0595c5ba9 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -232,6 +232,7 @@ config MARVELL_10G_PHY config MARVELL_88Q2XXX_PHY tristate "Marvell 88Q2XXX PHY" + depends on HWMON || HWMON=n help Support for the Marvell 88Q2XXX 100/1000BASE-T1 Automotive Ethernet PHYs. @@ -335,12 +336,7 @@ config NCN26000_PHY Currently supports the NCN26000 10BASE-T1S Industrial PHY with MII interface. -config AT803X_PHY - tristate "Qualcomm Atheros AR803X PHYs and QCA833x PHYs" - depends on REGULATOR - help - Currently supports the AR8030, AR8031, AR8033, AR8035 and internal - QCA8337(Internal qca8k PHY) model +source "drivers/net/phy/qcom/Kconfig" config QSEMI_PHY tristate "Quality Semiconductor PHYs" diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile index 6097afd44392..197acfa0b412 100644 --- a/drivers/net/phy/Makefile +++ b/drivers/net/phy/Makefile @@ -36,7 +36,6 @@ obj-$(CONFIG_ADIN_PHY) += adin.o obj-$(CONFIG_ADIN1100_PHY) += adin1100.o obj-$(CONFIG_AMD_PHY) += amd.o obj-$(CONFIG_AQUANTIA_PHY) += aquantia/ -obj-$(CONFIG_AT803X_PHY) += at803x.o ifdef CONFIG_AX88796B_RUST_PHY obj-$(CONFIG_AX88796B_PHY) += ax88796b_rust.o else @@ -91,6 +90,7 @@ endif obj-$(CONFIG_NXP_C45_TJA11XX_PHY) += nxp-c45-tja.o obj-$(CONFIG_NXP_CBTX_PHY) += nxp-cbtx.o obj-$(CONFIG_NXP_TJA11XX_PHY) += nxp-tja11xx.o +obj-y += qcom/ obj-$(CONFIG_QSEMI_PHY) += qsemi.o obj-$(CONFIG_REALTEK_PHY) += realtek.o obj-$(CONFIG_RENESAS_PHY) += uPD60620.o diff --git a/drivers/net/phy/adin1100.c b/drivers/net/phy/adin1100.c index 7619d6185801..85f910e2d4fb 100644 --- a/drivers/net/phy/adin1100.c +++ b/drivers/net/phy/adin1100.c @@ -18,6 +18,12 @@ #define PHY_ID_ADIN1110 0x0283bc91 #define PHY_ID_ADIN2111 0x0283bca1 +#define ADIN_PHY_SUBSYS_IRQ_MASK 0x0021 +#define ADIN_LINK_STAT_CHNG_IRQ_EN BIT(1) + +#define ADIN_PHY_SUBSYS_IRQ_STATUS 0x0011 +#define ADIN_LINK_STAT_CHNG BIT(1) + #define ADIN_FORCED_MODE 0x8000 #define ADIN_FORCED_MODE_EN BIT(0) @@ -136,6 +142,53 @@ static int adin_config_aneg(struct phy_device *phydev) return genphy_c45_config_aneg(phydev); } +static int adin_phy_ack_intr(struct phy_device *phydev) +{ + /* Clear pending interrupts */ + int rc = phy_read_mmd(phydev, MDIO_MMD_VEND2, + ADIN_PHY_SUBSYS_IRQ_STATUS); + + return rc < 0 ? rc : 0; +} + +static int adin_config_intr(struct phy_device *phydev) +{ + u16 irq_mask; + int ret; + + ret = adin_phy_ack_intr(phydev); + if (ret) + return ret; + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) + irq_mask = ADIN_LINK_STAT_CHNG_IRQ_EN; + else + irq_mask = 0; + + return phy_modify_mmd(phydev, MDIO_MMD_VEND2, + ADIN_PHY_SUBSYS_IRQ_MASK, + ADIN_LINK_STAT_CHNG_IRQ_EN, irq_mask); +} + +static irqreturn_t adin_phy_handle_interrupt(struct phy_device *phydev) +{ + int irq_status; + + irq_status = phy_read_mmd(phydev, MDIO_MMD_VEND2, + ADIN_PHY_SUBSYS_IRQ_STATUS); + if (irq_status < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + if (!(irq_status & ADIN_LINK_STAT_CHNG)) + return IRQ_NONE; + + phy_trigger_machine(phydev); + + return IRQ_HANDLED; +} + static int adin_set_powerdown_mode(struct phy_device *phydev, bool en) { int ret; @@ -275,6 +328,8 @@ static struct phy_driver adin_driver[] = { .probe = adin_probe, .config_aneg = adin_config_aneg, .read_status = adin_read_status, + .config_intr = adin_config_intr, + .handle_interrupt = adin_phy_handle_interrupt, .set_loopback = adin_set_loopback, .suspend = adin_suspend, .resume = adin_resume, diff --git a/drivers/net/phy/aquantia/aquantia_main.c b/drivers/net/phy/aquantia/aquantia_main.c index 97a2fafa15ca..71bfddb8f453 100644 --- a/drivers/net/phy/aquantia/aquantia_main.c +++ b/drivers/net/phy/aquantia/aquantia_main.c @@ -22,9 +22,13 @@ #define PHY_ID_AQR107 0x03a1b4e0 #define PHY_ID_AQCS109 0x03a1b5c2 #define PHY_ID_AQR405 0x03a1b4b0 +#define PHY_ID_AQR111 0x03a1b610 +#define PHY_ID_AQR111B0 0x03a1b612 #define PHY_ID_AQR112 0x03a1b662 #define PHY_ID_AQR412 0x03a1b712 +#define PHY_ID_AQR113 0x31c31c40 #define PHY_ID_AQR113C 0x31c31c12 +#define PHY_ID_AQR813 0x31c31cb2 #define MDIO_PHYXS_VEND_IF_STATUS 0xe812 #define MDIO_PHYXS_VEND_IF_STATUS_TYPE_MASK GENMASK(7, 3) @@ -727,6 +731,15 @@ static int aqr113c_config_init(struct phy_device *phydev) if (ret < 0) return ret; + ret = phy_clear_bits_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PMA_TXDIS, + MDIO_PMD_TXDIS_GLOBAL); + if (ret) + return ret; + + ret = aqr107_wait_processor_intensive_op(phydev); + if (ret) + return ret; + return aqr107_fill_interface_modes(phydev); } @@ -746,6 +759,16 @@ static int aqr107_probe(struct phy_device *phydev) return aqr_hwmon_probe(phydev); } +static int aqr111_config_init(struct phy_device *phydev) +{ + /* AQR111 reports supporting speed up to 10G, + * however only speeds up to 5G are supported. + */ + phy_set_max_speed(phydev, SPEED_5000); + + return aqr107_config_init(phydev); +} + static struct phy_driver aqr_driver[] = { { PHY_ID_MATCH_MODEL(PHY_ID_AQ1202), @@ -820,6 +843,44 @@ static struct phy_driver aqr_driver[] = { .link_change_notify = aqr107_link_change_notify, }, { + PHY_ID_MATCH_MODEL(PHY_ID_AQR111), + .name = "Aquantia AQR111", + .probe = aqr107_probe, + .get_rate_matching = aqr107_get_rate_matching, + .config_init = aqr111_config_init, + .config_aneg = aqr_config_aneg, + .config_intr = aqr_config_intr, + .handle_interrupt = aqr_handle_interrupt, + .read_status = aqr107_read_status, + .get_tunable = aqr107_get_tunable, + .set_tunable = aqr107_set_tunable, + .suspend = aqr107_suspend, + .resume = aqr107_resume, + .get_sset_count = aqr107_get_sset_count, + .get_strings = aqr107_get_strings, + .get_stats = aqr107_get_stats, + .link_change_notify = aqr107_link_change_notify, +}, +{ + PHY_ID_MATCH_MODEL(PHY_ID_AQR111B0), + .name = "Aquantia AQR111B0", + .probe = aqr107_probe, + .get_rate_matching = aqr107_get_rate_matching, + .config_init = aqr111_config_init, + .config_aneg = aqr_config_aneg, + .config_intr = aqr_config_intr, + .handle_interrupt = aqr_handle_interrupt, + .read_status = aqr107_read_status, + .get_tunable = aqr107_get_tunable, + .set_tunable = aqr107_set_tunable, + .suspend = aqr107_suspend, + .resume = aqr107_resume, + .get_sset_count = aqr107_get_sset_count, + .get_strings = aqr107_get_strings, + .get_stats = aqr107_get_stats, + .link_change_notify = aqr107_link_change_notify, +}, +{ PHY_ID_MATCH_MODEL(PHY_ID_AQR405), .name = "Aquantia AQR405", .config_aneg = aqr_config_aneg, @@ -864,6 +925,25 @@ static struct phy_driver aqr_driver[] = { .link_change_notify = aqr107_link_change_notify, }, { + PHY_ID_MATCH_MODEL(PHY_ID_AQR113), + .name = "Aquantia AQR113", + .probe = aqr107_probe, + .get_rate_matching = aqr107_get_rate_matching, + .config_init = aqr113c_config_init, + .config_aneg = aqr_config_aneg, + .config_intr = aqr_config_intr, + .handle_interrupt = aqr_handle_interrupt, + .read_status = aqr107_read_status, + .get_tunable = aqr107_get_tunable, + .set_tunable = aqr107_set_tunable, + .suspend = aqr107_suspend, + .resume = aqr107_resume, + .get_sset_count = aqr107_get_sset_count, + .get_strings = aqr107_get_strings, + .get_stats = aqr107_get_stats, + .link_change_notify = aqr107_link_change_notify, +}, +{ PHY_ID_MATCH_MODEL(PHY_ID_AQR113C), .name = "Aquantia AQR113C", .probe = aqr107_probe, @@ -882,6 +962,25 @@ static struct phy_driver aqr_driver[] = { .get_stats = aqr107_get_stats, .link_change_notify = aqr107_link_change_notify, }, +{ + PHY_ID_MATCH_MODEL(PHY_ID_AQR813), + .name = "Aquantia AQR813", + .probe = aqr107_probe, + .get_rate_matching = aqr107_get_rate_matching, + .config_init = aqr107_config_init, + .config_aneg = aqr_config_aneg, + .config_intr = aqr_config_intr, + .handle_interrupt = aqr_handle_interrupt, + .read_status = aqr107_read_status, + .get_tunable = aqr107_get_tunable, + .set_tunable = aqr107_set_tunable, + .suspend = aqr107_suspend, + .resume = aqr107_resume, + .get_sset_count = aqr107_get_sset_count, + .get_strings = aqr107_get_strings, + .get_stats = aqr107_get_stats, + .link_change_notify = aqr107_link_change_notify, +}, }; module_phy_driver(aqr_driver); @@ -894,9 +993,13 @@ static struct mdio_device_id __maybe_unused aqr_tbl[] = { { PHY_ID_MATCH_MODEL(PHY_ID_AQR107) }, { PHY_ID_MATCH_MODEL(PHY_ID_AQCS109) }, { PHY_ID_MATCH_MODEL(PHY_ID_AQR405) }, + { PHY_ID_MATCH_MODEL(PHY_ID_AQR111) }, + { PHY_ID_MATCH_MODEL(PHY_ID_AQR111B0) }, { PHY_ID_MATCH_MODEL(PHY_ID_AQR112) }, { PHY_ID_MATCH_MODEL(PHY_ID_AQR412) }, + { PHY_ID_MATCH_MODEL(PHY_ID_AQR113) }, { PHY_ID_MATCH_MODEL(PHY_ID_AQR113C) }, + { PHY_ID_MATCH_MODEL(PHY_ID_AQR813) }, { } }; diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c deleted file mode 100644 index a62442a55774..000000000000 --- a/drivers/net/phy/at803x.c +++ /dev/null @@ -1,2432 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * drivers/net/phy/at803x.c - * - * Driver for Qualcomm Atheros AR803x PHY - * - * Author: Matus Ujhelyi <ujhelyi.m@gmail.com> - */ - -#include <linux/phy.h> -#include <linux/module.h> -#include <linux/string.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ethtool_netlink.h> -#include <linux/bitfield.h> -#include <linux/regulator/of_regulator.h> -#include <linux/regulator/driver.h> -#include <linux/regulator/consumer.h> -#include <linux/of.h> -#include <linux/phylink.h> -#include <linux/sfp.h> -#include <dt-bindings/net/qca-ar803x.h> - -#define AT803X_SPECIFIC_FUNCTION_CONTROL 0x10 -#define AT803X_SFC_ASSERT_CRS BIT(11) -#define AT803X_SFC_FORCE_LINK BIT(10) -#define AT803X_SFC_MDI_CROSSOVER_MODE_M GENMASK(6, 5) -#define AT803X_SFC_AUTOMATIC_CROSSOVER 0x3 -#define AT803X_SFC_MANUAL_MDIX 0x1 -#define AT803X_SFC_MANUAL_MDI 0x0 -#define AT803X_SFC_SQE_TEST BIT(2) -#define AT803X_SFC_POLARITY_REVERSAL BIT(1) -#define AT803X_SFC_DISABLE_JABBER BIT(0) - -#define AT803X_SPECIFIC_STATUS 0x11 -#define AT803X_SS_SPEED_MASK GENMASK(15, 14) -#define AT803X_SS_SPEED_1000 2 -#define AT803X_SS_SPEED_100 1 -#define AT803X_SS_SPEED_10 0 -#define AT803X_SS_DUPLEX BIT(13) -#define AT803X_SS_SPEED_DUPLEX_RESOLVED BIT(11) -#define AT803X_SS_MDIX BIT(6) - -#define QCA808X_SS_SPEED_MASK GENMASK(9, 7) -#define QCA808X_SS_SPEED_2500 4 - -#define AT803X_INTR_ENABLE 0x12 -#define AT803X_INTR_ENABLE_AUTONEG_ERR BIT(15) -#define AT803X_INTR_ENABLE_SPEED_CHANGED BIT(14) -#define AT803X_INTR_ENABLE_DUPLEX_CHANGED BIT(13) -#define AT803X_INTR_ENABLE_PAGE_RECEIVED BIT(12) -#define AT803X_INTR_ENABLE_LINK_FAIL BIT(11) -#define AT803X_INTR_ENABLE_LINK_SUCCESS BIT(10) -#define AT803X_INTR_ENABLE_LINK_FAIL_BX BIT(8) -#define AT803X_INTR_ENABLE_LINK_SUCCESS_BX BIT(7) -#define AT803X_INTR_ENABLE_WIRESPEED_DOWNGRADE BIT(5) -#define AT803X_INTR_ENABLE_POLARITY_CHANGED BIT(1) -#define AT803X_INTR_ENABLE_WOL BIT(0) - -#define AT803X_INTR_STATUS 0x13 - -#define AT803X_SMART_SPEED 0x14 -#define AT803X_SMART_SPEED_ENABLE BIT(5) -#define AT803X_SMART_SPEED_RETRY_LIMIT_MASK GENMASK(4, 2) -#define AT803X_SMART_SPEED_BYPASS_TIMER BIT(1) -#define AT803X_CDT 0x16 -#define AT803X_CDT_MDI_PAIR_MASK GENMASK(9, 8) -#define AT803X_CDT_ENABLE_TEST BIT(0) -#define AT803X_CDT_STATUS 0x1c -#define AT803X_CDT_STATUS_STAT_NORMAL 0 -#define AT803X_CDT_STATUS_STAT_SHORT 1 -#define AT803X_CDT_STATUS_STAT_OPEN 2 -#define AT803X_CDT_STATUS_STAT_FAIL 3 -#define AT803X_CDT_STATUS_STAT_MASK GENMASK(9, 8) -#define AT803X_CDT_STATUS_DELTA_TIME_MASK GENMASK(7, 0) -#define AT803X_LED_CONTROL 0x18 - -#define AT803X_PHY_MMD3_WOL_CTRL 0x8012 -#define AT803X_WOL_EN BIT(5) -#define AT803X_LOC_MAC_ADDR_0_15_OFFSET 0x804C -#define AT803X_LOC_MAC_ADDR_16_31_OFFSET 0x804B -#define AT803X_LOC_MAC_ADDR_32_47_OFFSET 0x804A -#define AT803X_REG_CHIP_CONFIG 0x1f -#define AT803X_BT_BX_REG_SEL 0x8000 - -#define AT803X_DEBUG_ADDR 0x1D -#define AT803X_DEBUG_DATA 0x1E - -#define AT803X_MODE_CFG_MASK 0x0F -#define AT803X_MODE_CFG_BASET_RGMII 0x00 -#define AT803X_MODE_CFG_BASET_SGMII 0x01 -#define AT803X_MODE_CFG_BX1000_RGMII_50OHM 0x02 -#define AT803X_MODE_CFG_BX1000_RGMII_75OHM 0x03 -#define AT803X_MODE_CFG_BX1000_CONV_50OHM 0x04 -#define AT803X_MODE_CFG_BX1000_CONV_75OHM 0x05 -#define AT803X_MODE_CFG_FX100_RGMII_50OHM 0x06 -#define AT803X_MODE_CFG_FX100_CONV_50OHM 0x07 -#define AT803X_MODE_CFG_RGMII_AUTO_MDET 0x0B -#define AT803X_MODE_CFG_FX100_RGMII_75OHM 0x0E -#define AT803X_MODE_CFG_FX100_CONV_75OHM 0x0F - -#define AT803X_PSSR 0x11 /*PHY-Specific Status Register*/ -#define AT803X_PSSR_MR_AN_COMPLETE 0x0200 - -#define AT803X_DEBUG_ANALOG_TEST_CTRL 0x00 -#define QCA8327_DEBUG_MANU_CTRL_EN BIT(2) -#define QCA8337_DEBUG_MANU_CTRL_EN GENMASK(3, 2) -#define AT803X_DEBUG_RX_CLK_DLY_EN BIT(15) - -#define AT803X_DEBUG_SYSTEM_CTRL_MODE 0x05 -#define AT803X_DEBUG_TX_CLK_DLY_EN BIT(8) - -#define AT803X_DEBUG_REG_HIB_CTRL 0x0b -#define AT803X_DEBUG_HIB_CTRL_SEL_RST_80U BIT(10) -#define AT803X_DEBUG_HIB_CTRL_EN_ANY_CHANGE BIT(13) -#define AT803X_DEBUG_HIB_CTRL_PS_HIB_EN BIT(15) - -#define AT803X_DEBUG_REG_3C 0x3C - -#define AT803X_DEBUG_REG_GREEN 0x3D -#define AT803X_DEBUG_GATE_CLK_IN1000 BIT(6) - -#define AT803X_DEBUG_REG_1F 0x1F -#define AT803X_DEBUG_PLL_ON BIT(2) -#define AT803X_DEBUG_RGMII_1V8 BIT(3) - -#define MDIO_AZ_DEBUG 0x800D - -/* AT803x supports either the XTAL input pad, an internal PLL or the - * DSP as clock reference for the clock output pad. The XTAL reference - * is only used for 25 MHz output, all other frequencies need the PLL. - * The DSP as a clock reference is used in synchronous ethernet - * applications. - * - * By default the PLL is only enabled if there is a link. Otherwise - * the PHY will go into low power state and disabled the PLL. You can - * set the PLL_ON bit (see debug register 0x1f) to keep the PLL always - * enabled. - */ -#define AT803X_MMD7_CLK25M 0x8016 -#define AT803X_CLK_OUT_MASK GENMASK(4, 2) -#define AT803X_CLK_OUT_25MHZ_XTAL 0 -#define AT803X_CLK_OUT_25MHZ_DSP 1 -#define AT803X_CLK_OUT_50MHZ_PLL 2 -#define AT803X_CLK_OUT_50MHZ_DSP 3 -#define AT803X_CLK_OUT_62_5MHZ_PLL 4 -#define AT803X_CLK_OUT_62_5MHZ_DSP 5 -#define AT803X_CLK_OUT_125MHZ_PLL 6 -#define AT803X_CLK_OUT_125MHZ_DSP 7 - -/* The AR8035 has another mask which is compatible with the AR8031/AR8033 mask - * but doesn't support choosing between XTAL/PLL and DSP. - */ -#define AT8035_CLK_OUT_MASK GENMASK(4, 3) - -#define AT803X_CLK_OUT_STRENGTH_MASK GENMASK(8, 7) -#define AT803X_CLK_OUT_STRENGTH_FULL 0 -#define AT803X_CLK_OUT_STRENGTH_HALF 1 -#define AT803X_CLK_OUT_STRENGTH_QUARTER 2 - -#define AT803X_DEFAULT_DOWNSHIFT 5 -#define AT803X_MIN_DOWNSHIFT 2 -#define AT803X_MAX_DOWNSHIFT 9 - -#define AT803X_MMD3_SMARTEEE_CTL1 0x805b -#define AT803X_MMD3_SMARTEEE_CTL2 0x805c -#define AT803X_MMD3_SMARTEEE_CTL3 0x805d -#define AT803X_MMD3_SMARTEEE_CTL3_LPI_EN BIT(8) - -#define ATH9331_PHY_ID 0x004dd041 -#define ATH8030_PHY_ID 0x004dd076 -#define ATH8031_PHY_ID 0x004dd074 -#define ATH8032_PHY_ID 0x004dd023 -#define ATH8035_PHY_ID 0x004dd072 -#define AT8030_PHY_ID_MASK 0xffffffef - -#define QCA8081_PHY_ID 0x004dd101 - -#define QCA8327_A_PHY_ID 0x004dd033 -#define QCA8327_B_PHY_ID 0x004dd034 -#define QCA8337_PHY_ID 0x004dd036 -#define QCA9561_PHY_ID 0x004dd042 -#define QCA8K_PHY_ID_MASK 0xffffffff - -#define QCA8K_DEVFLAGS_REVISION_MASK GENMASK(2, 0) - -#define AT803X_PAGE_FIBER 0 -#define AT803X_PAGE_COPPER 1 - -/* don't turn off internal PLL */ -#define AT803X_KEEP_PLL_ENABLED BIT(0) -#define AT803X_DISABLE_SMARTEEE BIT(1) - -/* disable hibernation mode */ -#define AT803X_DISABLE_HIBERNATION_MODE BIT(2) - -/* ADC threshold */ -#define QCA808X_PHY_DEBUG_ADC_THRESHOLD 0x2c80 -#define QCA808X_ADC_THRESHOLD_MASK GENMASK(7, 0) -#define QCA808X_ADC_THRESHOLD_80MV 0 -#define QCA808X_ADC_THRESHOLD_100MV 0xf0 -#define QCA808X_ADC_THRESHOLD_200MV 0x0f -#define QCA808X_ADC_THRESHOLD_300MV 0xff - -/* CLD control */ -#define QCA808X_PHY_MMD3_ADDR_CLD_CTRL7 0x8007 -#define QCA808X_8023AZ_AFE_CTRL_MASK GENMASK(8, 4) -#define QCA808X_8023AZ_AFE_EN 0x90 - -/* AZ control */ -#define QCA808X_PHY_MMD3_AZ_TRAINING_CTRL 0x8008 -#define QCA808X_MMD3_AZ_TRAINING_VAL 0x1c32 - -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB 0x8014 -#define QCA808X_MSE_THRESHOLD_20DB_VALUE 0x529 - -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB 0x800E -#define QCA808X_MSE_THRESHOLD_17DB_VALUE 0x341 - -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB 0x801E -#define QCA808X_MSE_THRESHOLD_27DB_VALUE 0x419 - -#define QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB 0x8020 -#define QCA808X_MSE_THRESHOLD_28DB_VALUE 0x341 - -#define QCA808X_PHY_MMD7_TOP_OPTION1 0x901c -#define QCA808X_TOP_OPTION1_DATA 0x0 - -#define QCA808X_PHY_MMD3_DEBUG_1 0xa100 -#define QCA808X_MMD3_DEBUG_1_VALUE 0x9203 -#define QCA808X_PHY_MMD3_DEBUG_2 0xa101 -#define QCA808X_MMD3_DEBUG_2_VALUE 0x48ad -#define QCA808X_PHY_MMD3_DEBUG_3 0xa103 -#define QCA808X_MMD3_DEBUG_3_VALUE 0x1698 -#define QCA808X_PHY_MMD3_DEBUG_4 0xa105 -#define QCA808X_MMD3_DEBUG_4_VALUE 0x8001 -#define QCA808X_PHY_MMD3_DEBUG_5 0xa106 -#define QCA808X_MMD3_DEBUG_5_VALUE 0x1111 -#define QCA808X_PHY_MMD3_DEBUG_6 0xa011 -#define QCA808X_MMD3_DEBUG_6_VALUE 0x5f85 - -/* master/slave seed config */ -#define QCA808X_PHY_DEBUG_LOCAL_SEED 9 -#define QCA808X_MASTER_SLAVE_SEED_ENABLE BIT(1) -#define QCA808X_MASTER_SLAVE_SEED_CFG GENMASK(12, 2) -#define QCA808X_MASTER_SLAVE_SEED_RANGE 0x32 - -/* Hibernation yields lower power consumpiton in contrast with normal operation mode. - * when the copper cable is unplugged, the PHY enters into hibernation mode in about 10s. - */ -#define QCA808X_DBG_AN_TEST 0xb -#define QCA808X_HIBERNATION_EN BIT(15) - -#define QCA808X_CDT_ENABLE_TEST BIT(15) -#define QCA808X_CDT_INTER_CHECK_DIS BIT(13) -#define QCA808X_CDT_STATUS BIT(11) -#define QCA808X_CDT_LENGTH_UNIT BIT(10) - -#define QCA808X_MMD3_CDT_STATUS 0x8064 -#define QCA808X_MMD3_CDT_DIAG_PAIR_A 0x8065 -#define QCA808X_MMD3_CDT_DIAG_PAIR_B 0x8066 -#define QCA808X_MMD3_CDT_DIAG_PAIR_C 0x8067 -#define QCA808X_MMD3_CDT_DIAG_PAIR_D 0x8068 -#define QCA808X_CDT_DIAG_LENGTH_SAME_SHORT GENMASK(15, 8) -#define QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT GENMASK(7, 0) - -#define QCA808X_CDT_CODE_PAIR_A GENMASK(15, 12) -#define QCA808X_CDT_CODE_PAIR_B GENMASK(11, 8) -#define QCA808X_CDT_CODE_PAIR_C GENMASK(7, 4) -#define QCA808X_CDT_CODE_PAIR_D GENMASK(3, 0) - -#define QCA808X_CDT_STATUS_STAT_TYPE GENMASK(1, 0) -#define QCA808X_CDT_STATUS_STAT_FAIL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 0) -#define QCA808X_CDT_STATUS_STAT_NORMAL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 1) -#define QCA808X_CDT_STATUS_STAT_SAME_OPEN FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 2) -#define QCA808X_CDT_STATUS_STAT_SAME_SHORT FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 3) - -#define QCA808X_CDT_STATUS_STAT_MDI GENMASK(3, 2) -#define QCA808X_CDT_STATUS_STAT_MDI1 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 1) -#define QCA808X_CDT_STATUS_STAT_MDI2 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 2) -#define QCA808X_CDT_STATUS_STAT_MDI3 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 3) - -/* NORMAL are MDI with type set to 0 */ -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI1 -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\ - QCA808X_CDT_STATUS_STAT_MDI1) -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\ - QCA808X_CDT_STATUS_STAT_MDI1) -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI2 -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\ - QCA808X_CDT_STATUS_STAT_MDI2) -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\ - QCA808X_CDT_STATUS_STAT_MDI2) -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI3 -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\ - QCA808X_CDT_STATUS_STAT_MDI3) -#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\ - QCA808X_CDT_STATUS_STAT_MDI3) - -/* Added for reference of existence but should be handled by wait_for_completion already */ -#define QCA808X_CDT_STATUS_STAT_BUSY (BIT(1) | BIT(3)) - -/* QCA808X 1G chip type */ -#define QCA808X_PHY_MMD7_CHIP_TYPE 0x901d -#define QCA808X_PHY_CHIP_TYPE_1G BIT(0) - -#define QCA8081_PHY_SERDES_MMD1_FIFO_CTRL 0x9072 -#define QCA8081_PHY_FIFO_RSTN BIT(11) - -MODULE_DESCRIPTION("Qualcomm Atheros AR803x and QCA808X PHY driver"); -MODULE_AUTHOR("Matus Ujhelyi"); -MODULE_LICENSE("GPL"); - -enum stat_access_type { - PHY, - MMD -}; - -struct at803x_hw_stat { - const char *string; - u8 reg; - u32 mask; - enum stat_access_type access_type; -}; - -static struct at803x_hw_stat qca83xx_hw_stats[] = { - { "phy_idle_errors", 0xa, GENMASK(7, 0), PHY}, - { "phy_receive_errors", 0x15, GENMASK(15, 0), PHY}, - { "eee_wake_errors", 0x16, GENMASK(15, 0), MMD}, -}; - -struct at803x_ss_mask { - u16 speed_mask; - u8 speed_shift; -}; - -struct at803x_priv { - int flags; - u16 clk_25m_reg; - u16 clk_25m_mask; - u8 smarteee_lpi_tw_1g; - u8 smarteee_lpi_tw_100m; - bool is_fiber; - bool is_1000basex; - struct regulator_dev *vddio_rdev; - struct regulator_dev *vddh_rdev; - u64 stats[ARRAY_SIZE(qca83xx_hw_stats)]; -}; - -struct at803x_context { - u16 bmcr; - u16 advertise; - u16 control1000; - u16 int_enable; - u16 smart_speed; - u16 led_control; -}; - -static int at803x_debug_reg_write(struct phy_device *phydev, u16 reg, u16 data) -{ - int ret; - - ret = phy_write(phydev, AT803X_DEBUG_ADDR, reg); - if (ret < 0) - return ret; - - return phy_write(phydev, AT803X_DEBUG_DATA, data); -} - -static int at803x_debug_reg_read(struct phy_device *phydev, u16 reg) -{ - int ret; - - ret = phy_write(phydev, AT803X_DEBUG_ADDR, reg); - if (ret < 0) - return ret; - - return phy_read(phydev, AT803X_DEBUG_DATA); -} - -static int at803x_debug_reg_mask(struct phy_device *phydev, u16 reg, - u16 clear, u16 set) -{ - u16 val; - int ret; - - ret = at803x_debug_reg_read(phydev, reg); - if (ret < 0) - return ret; - - val = ret & 0xffff; - val &= ~clear; - val |= set; - - return phy_write(phydev, AT803X_DEBUG_DATA, val); -} - -static int at803x_write_page(struct phy_device *phydev, int page) -{ - int mask; - int set; - - if (page == AT803X_PAGE_COPPER) { - set = AT803X_BT_BX_REG_SEL; - mask = 0; - } else { - set = 0; - mask = AT803X_BT_BX_REG_SEL; - } - - return __phy_modify(phydev, AT803X_REG_CHIP_CONFIG, mask, set); -} - -static int at803x_read_page(struct phy_device *phydev) -{ - int ccr = __phy_read(phydev, AT803X_REG_CHIP_CONFIG); - - if (ccr < 0) - return ccr; - - if (ccr & AT803X_BT_BX_REG_SEL) - return AT803X_PAGE_COPPER; - - return AT803X_PAGE_FIBER; -} - -static int at803x_enable_rx_delay(struct phy_device *phydev) -{ - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, 0, - AT803X_DEBUG_RX_CLK_DLY_EN); -} - -static int at803x_enable_tx_delay(struct phy_device *phydev) -{ - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_SYSTEM_CTRL_MODE, 0, - AT803X_DEBUG_TX_CLK_DLY_EN); -} - -static int at803x_disable_rx_delay(struct phy_device *phydev) -{ - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, - AT803X_DEBUG_RX_CLK_DLY_EN, 0); -} - -static int at803x_disable_tx_delay(struct phy_device *phydev) -{ - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_SYSTEM_CTRL_MODE, - AT803X_DEBUG_TX_CLK_DLY_EN, 0); -} - -/* save relevant PHY registers to private copy */ -static void at803x_context_save(struct phy_device *phydev, - struct at803x_context *context) -{ - context->bmcr = phy_read(phydev, MII_BMCR); - context->advertise = phy_read(phydev, MII_ADVERTISE); - context->control1000 = phy_read(phydev, MII_CTRL1000); - context->int_enable = phy_read(phydev, AT803X_INTR_ENABLE); - context->smart_speed = phy_read(phydev, AT803X_SMART_SPEED); - context->led_control = phy_read(phydev, AT803X_LED_CONTROL); -} - -/* restore relevant PHY registers from private copy */ -static void at803x_context_restore(struct phy_device *phydev, - const struct at803x_context *context) -{ - phy_write(phydev, MII_BMCR, context->bmcr); - phy_write(phydev, MII_ADVERTISE, context->advertise); - phy_write(phydev, MII_CTRL1000, context->control1000); - phy_write(phydev, AT803X_INTR_ENABLE, context->int_enable); - phy_write(phydev, AT803X_SMART_SPEED, context->smart_speed); - phy_write(phydev, AT803X_LED_CONTROL, context->led_control); -} - -static int at803x_set_wol(struct phy_device *phydev, - struct ethtool_wolinfo *wol) -{ - int ret, irq_enabled; - - if (wol->wolopts & WAKE_MAGIC) { - struct net_device *ndev = phydev->attached_dev; - const u8 *mac; - unsigned int i; - static const unsigned int offsets[] = { - AT803X_LOC_MAC_ADDR_32_47_OFFSET, - AT803X_LOC_MAC_ADDR_16_31_OFFSET, - AT803X_LOC_MAC_ADDR_0_15_OFFSET, - }; - - if (!ndev) - return -ENODEV; - - mac = (const u8 *)ndev->dev_addr; - - if (!is_valid_ether_addr(mac)) - return -EINVAL; - - for (i = 0; i < 3; i++) - phy_write_mmd(phydev, MDIO_MMD_PCS, offsets[i], - mac[(i * 2) + 1] | (mac[(i * 2)] << 8)); - - /* Enable WOL interrupt */ - ret = phy_modify(phydev, AT803X_INTR_ENABLE, 0, AT803X_INTR_ENABLE_WOL); - if (ret) - return ret; - } else { - /* Disable WOL interrupt */ - ret = phy_modify(phydev, AT803X_INTR_ENABLE, AT803X_INTR_ENABLE_WOL, 0); - if (ret) - return ret; - } - - /* Clear WOL status */ - ret = phy_read(phydev, AT803X_INTR_STATUS); - if (ret < 0) - return ret; - - /* Check if there are other interrupts except for WOL triggered when PHY is - * in interrupt mode, only the interrupts enabled by AT803X_INTR_ENABLE can - * be passed up to the interrupt PIN. - */ - irq_enabled = phy_read(phydev, AT803X_INTR_ENABLE); - if (irq_enabled < 0) - return irq_enabled; - - irq_enabled &= ~AT803X_INTR_ENABLE_WOL; - if (ret & irq_enabled && !phy_polling_mode(phydev)) - phy_trigger_machine(phydev); - - return 0; -} - -static void at803x_get_wol(struct phy_device *phydev, - struct ethtool_wolinfo *wol) -{ - int value; - - wol->supported = WAKE_MAGIC; - wol->wolopts = 0; - - value = phy_read(phydev, AT803X_INTR_ENABLE); - if (value < 0) - return; - - if (value & AT803X_INTR_ENABLE_WOL) - wol->wolopts |= WAKE_MAGIC; -} - -static int qca83xx_get_sset_count(struct phy_device *phydev) -{ - return ARRAY_SIZE(qca83xx_hw_stats); -} - -static void qca83xx_get_strings(struct phy_device *phydev, u8 *data) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(qca83xx_hw_stats); i++) { - strscpy(data + i * ETH_GSTRING_LEN, - qca83xx_hw_stats[i].string, ETH_GSTRING_LEN); - } -} - -static u64 qca83xx_get_stat(struct phy_device *phydev, int i) -{ - struct at803x_hw_stat stat = qca83xx_hw_stats[i]; - struct at803x_priv *priv = phydev->priv; - int val; - u64 ret; - - if (stat.access_type == MMD) - val = phy_read_mmd(phydev, MDIO_MMD_PCS, stat.reg); - else - val = phy_read(phydev, stat.reg); - - if (val < 0) { - ret = U64_MAX; - } else { - val = val & stat.mask; - priv->stats[i] += val; - ret = priv->stats[i]; - } - - return ret; -} - -static void qca83xx_get_stats(struct phy_device *phydev, - struct ethtool_stats *stats, u64 *data) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(qca83xx_hw_stats); i++) - data[i] = qca83xx_get_stat(phydev, i); -} - -static int at803x_suspend(struct phy_device *phydev) -{ - int value; - int wol_enabled; - - value = phy_read(phydev, AT803X_INTR_ENABLE); - wol_enabled = value & AT803X_INTR_ENABLE_WOL; - - if (wol_enabled) - value = BMCR_ISOLATE; - else - value = BMCR_PDOWN; - - phy_modify(phydev, MII_BMCR, 0, value); - - return 0; -} - -static int at803x_resume(struct phy_device *phydev) -{ - return phy_modify(phydev, MII_BMCR, BMCR_PDOWN | BMCR_ISOLATE, 0); -} - -static int at803x_parse_dt(struct phy_device *phydev) -{ - struct device_node *node = phydev->mdio.dev.of_node; - struct at803x_priv *priv = phydev->priv; - u32 freq, strength, tw; - unsigned int sel; - int ret; - - if (!IS_ENABLED(CONFIG_OF_MDIO)) - return 0; - - if (of_property_read_bool(node, "qca,disable-smarteee")) - priv->flags |= AT803X_DISABLE_SMARTEEE; - - if (of_property_read_bool(node, "qca,disable-hibernation-mode")) - priv->flags |= AT803X_DISABLE_HIBERNATION_MODE; - - if (!of_property_read_u32(node, "qca,smarteee-tw-us-1g", &tw)) { - if (!tw || tw > 255) { - phydev_err(phydev, "invalid qca,smarteee-tw-us-1g\n"); - return -EINVAL; - } - priv->smarteee_lpi_tw_1g = tw; - } - - if (!of_property_read_u32(node, "qca,smarteee-tw-us-100m", &tw)) { - if (!tw || tw > 255) { - phydev_err(phydev, "invalid qca,smarteee-tw-us-100m\n"); - return -EINVAL; - } - priv->smarteee_lpi_tw_100m = tw; - } - - ret = of_property_read_u32(node, "qca,clk-out-frequency", &freq); - if (!ret) { - switch (freq) { - case 25000000: - sel = AT803X_CLK_OUT_25MHZ_XTAL; - break; - case 50000000: - sel = AT803X_CLK_OUT_50MHZ_PLL; - break; - case 62500000: - sel = AT803X_CLK_OUT_62_5MHZ_PLL; - break; - case 125000000: - sel = AT803X_CLK_OUT_125MHZ_PLL; - break; - default: - phydev_err(phydev, "invalid qca,clk-out-frequency\n"); - return -EINVAL; - } - - priv->clk_25m_reg |= FIELD_PREP(AT803X_CLK_OUT_MASK, sel); - priv->clk_25m_mask |= AT803X_CLK_OUT_MASK; - } - - ret = of_property_read_u32(node, "qca,clk-out-strength", &strength); - if (!ret) { - priv->clk_25m_mask |= AT803X_CLK_OUT_STRENGTH_MASK; - switch (strength) { - case AR803X_STRENGTH_FULL: - priv->clk_25m_reg |= AT803X_CLK_OUT_STRENGTH_FULL; - break; - case AR803X_STRENGTH_HALF: - priv->clk_25m_reg |= AT803X_CLK_OUT_STRENGTH_HALF; - break; - case AR803X_STRENGTH_QUARTER: - priv->clk_25m_reg |= AT803X_CLK_OUT_STRENGTH_QUARTER; - break; - default: - phydev_err(phydev, "invalid qca,clk-out-strength\n"); - return -EINVAL; - } - } - - return 0; -} - -static int at803x_probe(struct phy_device *phydev) -{ - struct device *dev = &phydev->mdio.dev; - struct at803x_priv *priv; - int ret; - - priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - - phydev->priv = priv; - - ret = at803x_parse_dt(phydev); - if (ret) - return ret; - - return 0; -} - -static int at803x_get_features(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - int err; - - err = genphy_read_abilities(phydev); - if (err) - return err; - - if (phydev->drv->phy_id != ATH8031_PHY_ID) - return 0; - - /* AR8031/AR8033 have different status registers - * for copper and fiber operation. However, the - * extended status register is the same for both - * operation modes. - * - * As a result of that, ESTATUS_1000_XFULL is set - * to 1 even when operating in copper TP mode. - * - * Remove this mode from the supported link modes - * when not operating in 1000BaseX mode. - */ - if (!priv->is_1000basex) - linkmode_clear_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT, - phydev->supported); - - return 0; -} - -static int at803x_smarteee_config(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - u16 mask = 0, val = 0; - int ret; - - if (priv->flags & AT803X_DISABLE_SMARTEEE) - return phy_modify_mmd(phydev, MDIO_MMD_PCS, - AT803X_MMD3_SMARTEEE_CTL3, - AT803X_MMD3_SMARTEEE_CTL3_LPI_EN, 0); - - if (priv->smarteee_lpi_tw_1g) { - mask |= 0xff00; - val |= priv->smarteee_lpi_tw_1g << 8; - } - if (priv->smarteee_lpi_tw_100m) { - mask |= 0x00ff; - val |= priv->smarteee_lpi_tw_100m; - } - if (!mask) - return 0; - - ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, AT803X_MMD3_SMARTEEE_CTL1, - mask, val); - if (ret) - return ret; - - return phy_modify_mmd(phydev, MDIO_MMD_PCS, AT803X_MMD3_SMARTEEE_CTL3, - AT803X_MMD3_SMARTEEE_CTL3_LPI_EN, - AT803X_MMD3_SMARTEEE_CTL3_LPI_EN); -} - -static int at803x_clk_out_config(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - - if (!priv->clk_25m_mask) - return 0; - - return phy_modify_mmd(phydev, MDIO_MMD_AN, AT803X_MMD7_CLK25M, - priv->clk_25m_mask, priv->clk_25m_reg); -} - -static int at8031_pll_config(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - - /* The default after hardware reset is PLL OFF. After a soft reset, the - * values are retained. - */ - if (priv->flags & AT803X_KEEP_PLL_ENABLED) - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, - 0, AT803X_DEBUG_PLL_ON); - else - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, - AT803X_DEBUG_PLL_ON, 0); -} - -static int at803x_hibernation_mode_config(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - - /* The default after hardware reset is hibernation mode enabled. After - * software reset, the value is retained. - */ - if (!(priv->flags & AT803X_DISABLE_HIBERNATION_MODE)) - return 0; - - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_HIB_CTRL, - AT803X_DEBUG_HIB_CTRL_PS_HIB_EN, 0); -} - -static int at803x_config_init(struct phy_device *phydev) -{ - int ret; - - /* The RX and TX delay default is: - * after HW reset: RX delay enabled and TX delay disabled - * after SW reset: RX delay enabled, while TX delay retains the - * value before reset. - */ - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || - phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) - ret = at803x_enable_rx_delay(phydev); - else - ret = at803x_disable_rx_delay(phydev); - if (ret < 0) - return ret; - - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || - phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) - ret = at803x_enable_tx_delay(phydev); - else - ret = at803x_disable_tx_delay(phydev); - if (ret < 0) - return ret; - - ret = at803x_smarteee_config(phydev); - if (ret < 0) - return ret; - - ret = at803x_clk_out_config(phydev); - if (ret < 0) - return ret; - - ret = at803x_hibernation_mode_config(phydev); - if (ret < 0) - return ret; - - /* Ar803x extended next page bit is enabled by default. Cisco - * multigig switches read this bit and attempt to negotiate 10Gbps - * rates even if the next page bit is disabled. This is incorrect - * behaviour but we still need to accommodate it. XNP is only needed - * for 10Gbps support, so disable XNP. - */ - return phy_modify(phydev, MII_ADVERTISE, MDIO_AN_CTRL1_XNP, 0); -} - -static int at803x_ack_interrupt(struct phy_device *phydev) -{ - int err; - - err = phy_read(phydev, AT803X_INTR_STATUS); - - return (err < 0) ? err : 0; -} - -static int at803x_config_intr(struct phy_device *phydev) -{ - int err; - int value; - - value = phy_read(phydev, AT803X_INTR_ENABLE); - - if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { - /* Clear any pending interrupts */ - err = at803x_ack_interrupt(phydev); - if (err) - return err; - - value |= AT803X_INTR_ENABLE_AUTONEG_ERR; - value |= AT803X_INTR_ENABLE_SPEED_CHANGED; - value |= AT803X_INTR_ENABLE_DUPLEX_CHANGED; - value |= AT803X_INTR_ENABLE_LINK_FAIL; - value |= AT803X_INTR_ENABLE_LINK_SUCCESS; - - err = phy_write(phydev, AT803X_INTR_ENABLE, value); - } else { - err = phy_write(phydev, AT803X_INTR_ENABLE, 0); - if (err) - return err; - - /* Clear any pending interrupts */ - err = at803x_ack_interrupt(phydev); - } - - return err; -} - -static irqreturn_t at803x_handle_interrupt(struct phy_device *phydev) -{ - int irq_status, int_enabled; - - irq_status = phy_read(phydev, AT803X_INTR_STATUS); - if (irq_status < 0) { - phy_error(phydev); - return IRQ_NONE; - } - - /* Read the current enabled interrupts */ - int_enabled = phy_read(phydev, AT803X_INTR_ENABLE); - if (int_enabled < 0) { - phy_error(phydev); - return IRQ_NONE; - } - - /* See if this was one of our enabled interrupts */ - if (!(irq_status & int_enabled)) - return IRQ_NONE; - - phy_trigger_machine(phydev); - - return IRQ_HANDLED; -} - -static void at803x_link_change_notify(struct phy_device *phydev) -{ - /* - * Conduct a hardware reset for AT8030 every time a link loss is - * signalled. This is necessary to circumvent a hardware bug that - * occurs when the cable is unplugged while TX packets are pending - * in the FIFO. In such cases, the FIFO enters an error mode it - * cannot recover from by software. - */ - if (phydev->state == PHY_NOLINK && phydev->mdio.reset_gpio) { - struct at803x_context context; - - at803x_context_save(phydev, &context); - - phy_device_reset(phydev, 1); - usleep_range(1000, 2000); - phy_device_reset(phydev, 0); - usleep_range(1000, 2000); - - at803x_context_restore(phydev, &context); - - phydev_dbg(phydev, "%s(): phy was reset\n", __func__); - } -} - -static int at803x_read_specific_status(struct phy_device *phydev, - struct at803x_ss_mask ss_mask) -{ - int ss; - - /* Read the AT8035 PHY-Specific Status register, which indicates the - * speed and duplex that the PHY is actually using, irrespective of - * whether we are in autoneg mode or not. - */ - ss = phy_read(phydev, AT803X_SPECIFIC_STATUS); - if (ss < 0) - return ss; - - if (ss & AT803X_SS_SPEED_DUPLEX_RESOLVED) { - int sfc, speed; - - sfc = phy_read(phydev, AT803X_SPECIFIC_FUNCTION_CONTROL); - if (sfc < 0) - return sfc; - - speed = ss & ss_mask.speed_mask; - speed >>= ss_mask.speed_shift; - - switch (speed) { - case AT803X_SS_SPEED_10: - phydev->speed = SPEED_10; - break; - case AT803X_SS_SPEED_100: - phydev->speed = SPEED_100; - break; - case AT803X_SS_SPEED_1000: - phydev->speed = SPEED_1000; - break; - case QCA808X_SS_SPEED_2500: - phydev->speed = SPEED_2500; - break; - } - if (ss & AT803X_SS_DUPLEX) - phydev->duplex = DUPLEX_FULL; - else - phydev->duplex = DUPLEX_HALF; - - if (ss & AT803X_SS_MDIX) - phydev->mdix = ETH_TP_MDI_X; - else - phydev->mdix = ETH_TP_MDI; - - switch (FIELD_GET(AT803X_SFC_MDI_CROSSOVER_MODE_M, sfc)) { - case AT803X_SFC_MANUAL_MDI: - phydev->mdix_ctrl = ETH_TP_MDI; - break; - case AT803X_SFC_MANUAL_MDIX: - phydev->mdix_ctrl = ETH_TP_MDI_X; - break; - case AT803X_SFC_AUTOMATIC_CROSSOVER: - phydev->mdix_ctrl = ETH_TP_MDI_AUTO; - break; - } - } - - return 0; -} - -static int at803x_read_status(struct phy_device *phydev) -{ - struct at803x_ss_mask ss_mask = { 0 }; - int err, old_link = phydev->link; - - /* Update the link, but return if there was an error */ - err = genphy_update_link(phydev); - if (err) - return err; - - /* why bother the PHY if nothing can have changed */ - if (phydev->autoneg == AUTONEG_ENABLE && old_link && phydev->link) - return 0; - - phydev->speed = SPEED_UNKNOWN; - phydev->duplex = DUPLEX_UNKNOWN; - phydev->pause = 0; - phydev->asym_pause = 0; - - err = genphy_read_lpa(phydev); - if (err < 0) - return err; - - ss_mask.speed_mask = AT803X_SS_SPEED_MASK; - ss_mask.speed_shift = __bf_shf(AT803X_SS_SPEED_MASK); - err = at803x_read_specific_status(phydev, ss_mask); - if (err < 0) - return err; - - if (phydev->autoneg == AUTONEG_ENABLE && phydev->autoneg_complete) - phy_resolve_aneg_pause(phydev); - - return 0; -} - -static int at803x_config_mdix(struct phy_device *phydev, u8 ctrl) -{ - u16 val; - - switch (ctrl) { - case ETH_TP_MDI: - val = AT803X_SFC_MANUAL_MDI; - break; - case ETH_TP_MDI_X: - val = AT803X_SFC_MANUAL_MDIX; - break; - case ETH_TP_MDI_AUTO: - val = AT803X_SFC_AUTOMATIC_CROSSOVER; - break; - default: - return 0; - } - - return phy_modify_changed(phydev, AT803X_SPECIFIC_FUNCTION_CONTROL, - AT803X_SFC_MDI_CROSSOVER_MODE_M, - FIELD_PREP(AT803X_SFC_MDI_CROSSOVER_MODE_M, val)); -} - -static int at803x_prepare_config_aneg(struct phy_device *phydev) -{ - int ret; - - ret = at803x_config_mdix(phydev, phydev->mdix_ctrl); - if (ret < 0) - return ret; - - /* Changes of the midx bits are disruptive to the normal operation; - * therefore any changes to these registers must be followed by a - * software reset to take effect. - */ - if (ret == 1) { - ret = genphy_soft_reset(phydev); - if (ret < 0) - return ret; - } - - return 0; -} - -static int at803x_config_aneg(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - int ret; - - ret = at803x_prepare_config_aneg(phydev); - if (ret) - return ret; - - if (priv->is_1000basex) - return genphy_c37_config_aneg(phydev); - - return genphy_config_aneg(phydev); -} - -static int at803x_get_downshift(struct phy_device *phydev, u8 *d) -{ - int val; - - val = phy_read(phydev, AT803X_SMART_SPEED); - if (val < 0) - return val; - - if (val & AT803X_SMART_SPEED_ENABLE) - *d = FIELD_GET(AT803X_SMART_SPEED_RETRY_LIMIT_MASK, val) + 2; - else - *d = DOWNSHIFT_DEV_DISABLE; - - return 0; -} - -static int at803x_set_downshift(struct phy_device *phydev, u8 cnt) -{ - u16 mask, set; - int ret; - - switch (cnt) { - case DOWNSHIFT_DEV_DEFAULT_COUNT: - cnt = AT803X_DEFAULT_DOWNSHIFT; - fallthrough; - case AT803X_MIN_DOWNSHIFT ... AT803X_MAX_DOWNSHIFT: - set = AT803X_SMART_SPEED_ENABLE | - AT803X_SMART_SPEED_BYPASS_TIMER | - FIELD_PREP(AT803X_SMART_SPEED_RETRY_LIMIT_MASK, cnt - 2); - mask = AT803X_SMART_SPEED_RETRY_LIMIT_MASK; - break; - case DOWNSHIFT_DEV_DISABLE: - set = 0; - mask = AT803X_SMART_SPEED_ENABLE | - AT803X_SMART_SPEED_BYPASS_TIMER; - break; - default: - return -EINVAL; - } - - ret = phy_modify_changed(phydev, AT803X_SMART_SPEED, mask, set); - - /* After changing the smart speed settings, we need to perform a - * software reset, use phy_init_hw() to make sure we set the - * reapply any values which might got lost during software reset. - */ - if (ret == 1) - ret = phy_init_hw(phydev); - - return ret; -} - -static int at803x_get_tunable(struct phy_device *phydev, - struct ethtool_tunable *tuna, void *data) -{ - switch (tuna->id) { - case ETHTOOL_PHY_DOWNSHIFT: - return at803x_get_downshift(phydev, data); - default: - return -EOPNOTSUPP; - } -} - -static int at803x_set_tunable(struct phy_device *phydev, - struct ethtool_tunable *tuna, const void *data) -{ - switch (tuna->id) { - case ETHTOOL_PHY_DOWNSHIFT: - return at803x_set_downshift(phydev, *(const u8 *)data); - default: - return -EOPNOTSUPP; - } -} - -static int at803x_cable_test_result_trans(u16 status) -{ - switch (FIELD_GET(AT803X_CDT_STATUS_STAT_MASK, status)) { - case AT803X_CDT_STATUS_STAT_NORMAL: - return ETHTOOL_A_CABLE_RESULT_CODE_OK; - case AT803X_CDT_STATUS_STAT_SHORT: - return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT; - case AT803X_CDT_STATUS_STAT_OPEN: - return ETHTOOL_A_CABLE_RESULT_CODE_OPEN; - case AT803X_CDT_STATUS_STAT_FAIL: - default: - return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC; - } -} - -static bool at803x_cdt_test_failed(u16 status) -{ - return FIELD_GET(AT803X_CDT_STATUS_STAT_MASK, status) == - AT803X_CDT_STATUS_STAT_FAIL; -} - -static bool at803x_cdt_fault_length_valid(u16 status) -{ - switch (FIELD_GET(AT803X_CDT_STATUS_STAT_MASK, status)) { - case AT803X_CDT_STATUS_STAT_OPEN: - case AT803X_CDT_STATUS_STAT_SHORT: - return true; - } - return false; -} - -static int at803x_cdt_fault_length(int dt) -{ - /* According to the datasheet the distance to the fault is - * DELTA_TIME * 0.824 meters. - * - * The author suspect the correct formula is: - * - * fault_distance = DELTA_TIME * (c * VF) / 125MHz / 2 - * - * where c is the speed of light, VF is the velocity factor of - * the twisted pair cable, 125MHz the counter frequency and - * we need to divide by 2 because the hardware will measure the - * round trip time to the fault and back to the PHY. - * - * With a VF of 0.69 we get the factor 0.824 mentioned in the - * datasheet. - */ - return (dt * 824) / 10; -} - -static int at803x_cdt_start(struct phy_device *phydev, - u32 cdt_start) -{ - return phy_write(phydev, AT803X_CDT, cdt_start); -} - -static int at803x_cdt_wait_for_completion(struct phy_device *phydev, - u32 cdt_en) -{ - int val, ret; - - /* One test run takes about 25ms */ - ret = phy_read_poll_timeout(phydev, AT803X_CDT, val, - !(val & cdt_en), - 30000, 100000, true); - - return ret < 0 ? ret : 0; -} - -static int at803x_cable_test_one_pair(struct phy_device *phydev, int pair) -{ - static const int ethtool_pair[] = { - ETHTOOL_A_CABLE_PAIR_A, - ETHTOOL_A_CABLE_PAIR_B, - ETHTOOL_A_CABLE_PAIR_C, - ETHTOOL_A_CABLE_PAIR_D, - }; - int ret, val; - - val = FIELD_PREP(AT803X_CDT_MDI_PAIR_MASK, pair) | - AT803X_CDT_ENABLE_TEST; - ret = at803x_cdt_start(phydev, val); - if (ret) - return ret; - - ret = at803x_cdt_wait_for_completion(phydev, AT803X_CDT_ENABLE_TEST); - if (ret) - return ret; - - val = phy_read(phydev, AT803X_CDT_STATUS); - if (val < 0) - return val; - - if (at803x_cdt_test_failed(val)) - return 0; - - ethnl_cable_test_result(phydev, ethtool_pair[pair], - at803x_cable_test_result_trans(val)); - - if (at803x_cdt_fault_length_valid(val)) { - val = FIELD_GET(AT803X_CDT_STATUS_DELTA_TIME_MASK, val); - ethnl_cable_test_fault_length(phydev, ethtool_pair[pair], - at803x_cdt_fault_length(val)); - } - - return 1; -} - -static int at803x_cable_test_get_status(struct phy_device *phydev, - bool *finished, unsigned long pair_mask) -{ - int retries = 20; - int pair, ret; - - *finished = false; - - /* According to the datasheet the CDT can be performed when - * there is no link partner or when the link partner is - * auto-negotiating. Starting the test will restart the AN - * automatically. It seems that doing this repeatedly we will - * get a slot where our link partner won't disturb our - * measurement. - */ - while (pair_mask && retries--) { - for_each_set_bit(pair, &pair_mask, 4) { - ret = at803x_cable_test_one_pair(phydev, pair); - if (ret < 0) - return ret; - if (ret) - clear_bit(pair, &pair_mask); - } - if (pair_mask) - msleep(250); - } - - *finished = true; - - return 0; -} - -static void at803x_cable_test_autoneg(struct phy_device *phydev) -{ - /* Enable auto-negotiation, but advertise no capabilities, no link - * will be established. A restart of the auto-negotiation is not - * required, because the cable test will automatically break the link. - */ - phy_write(phydev, MII_BMCR, BMCR_ANENABLE); - phy_write(phydev, MII_ADVERTISE, ADVERTISE_CSMA); -} - -static int at803x_cable_test_start(struct phy_device *phydev) -{ - at803x_cable_test_autoneg(phydev); - /* we do all the (time consuming) work later */ - return 0; -} - -static int at8031_rgmii_reg_set_voltage_sel(struct regulator_dev *rdev, - unsigned int selector) -{ - struct phy_device *phydev = rdev_get_drvdata(rdev); - - if (selector) - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, - 0, AT803X_DEBUG_RGMII_1V8); - else - return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, - AT803X_DEBUG_RGMII_1V8, 0); -} - -static int at8031_rgmii_reg_get_voltage_sel(struct regulator_dev *rdev) -{ - struct phy_device *phydev = rdev_get_drvdata(rdev); - int val; - - val = at803x_debug_reg_read(phydev, AT803X_DEBUG_REG_1F); - if (val < 0) - return val; - - return (val & AT803X_DEBUG_RGMII_1V8) ? 1 : 0; -} - -static const struct regulator_ops vddio_regulator_ops = { - .list_voltage = regulator_list_voltage_table, - .set_voltage_sel = at8031_rgmii_reg_set_voltage_sel, - .get_voltage_sel = at8031_rgmii_reg_get_voltage_sel, -}; - -static const unsigned int vddio_voltage_table[] = { - 1500000, - 1800000, -}; - -static const struct regulator_desc vddio_desc = { - .name = "vddio", - .of_match = of_match_ptr("vddio-regulator"), - .n_voltages = ARRAY_SIZE(vddio_voltage_table), - .volt_table = vddio_voltage_table, - .ops = &vddio_regulator_ops, - .type = REGULATOR_VOLTAGE, - .owner = THIS_MODULE, -}; - -static const struct regulator_ops vddh_regulator_ops = { -}; - -static const struct regulator_desc vddh_desc = { - .name = "vddh", - .of_match = of_match_ptr("vddh-regulator"), - .n_voltages = 1, - .fixed_uV = 2500000, - .ops = &vddh_regulator_ops, - .type = REGULATOR_VOLTAGE, - .owner = THIS_MODULE, -}; - -static int at8031_register_regulators(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - struct device *dev = &phydev->mdio.dev; - struct regulator_config config = { }; - - config.dev = dev; - config.driver_data = phydev; - - priv->vddio_rdev = devm_regulator_register(dev, &vddio_desc, &config); - if (IS_ERR(priv->vddio_rdev)) { - phydev_err(phydev, "failed to register VDDIO regulator\n"); - return PTR_ERR(priv->vddio_rdev); - } - - priv->vddh_rdev = devm_regulator_register(dev, &vddh_desc, &config); - if (IS_ERR(priv->vddh_rdev)) { - phydev_err(phydev, "failed to register VDDH regulator\n"); - return PTR_ERR(priv->vddh_rdev); - } - - return 0; -} - -static int at8031_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) -{ - struct phy_device *phydev = upstream; - __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_support); - __ETHTOOL_DECLARE_LINK_MODE_MASK(sfp_support); - DECLARE_PHY_INTERFACE_MASK(interfaces); - phy_interface_t iface; - - linkmode_zero(phy_support); - phylink_set(phy_support, 1000baseX_Full); - phylink_set(phy_support, 1000baseT_Full); - phylink_set(phy_support, Autoneg); - phylink_set(phy_support, Pause); - phylink_set(phy_support, Asym_Pause); - - linkmode_zero(sfp_support); - sfp_parse_support(phydev->sfp_bus, id, sfp_support, interfaces); - /* Some modules support 10G modes as well as others we support. - * Mask out non-supported modes so the correct interface is picked. - */ - linkmode_and(sfp_support, phy_support, sfp_support); - - if (linkmode_empty(sfp_support)) { - dev_err(&phydev->mdio.dev, "incompatible SFP module inserted\n"); - return -EINVAL; - } - - iface = sfp_select_interface(phydev->sfp_bus, sfp_support); - - /* Only 1000Base-X is supported by AR8031/8033 as the downstream SerDes - * interface for use with SFP modules. - * However, some copper modules detected as having a preferred SGMII - * interface do default to and function in 1000Base-X mode, so just - * print a warning and allow such modules, as they may have some chance - * of working. - */ - if (iface == PHY_INTERFACE_MODE_SGMII) - dev_warn(&phydev->mdio.dev, "module may not function if 1000Base-X not supported\n"); - else if (iface != PHY_INTERFACE_MODE_1000BASEX) - return -EINVAL; - - return 0; -} - -static const struct sfp_upstream_ops at8031_sfp_ops = { - .attach = phy_sfp_attach, - .detach = phy_sfp_detach, - .module_insert = at8031_sfp_insert, -}; - -static int at8031_parse_dt(struct phy_device *phydev) -{ - struct device_node *node = phydev->mdio.dev.of_node; - struct at803x_priv *priv = phydev->priv; - int ret; - - if (of_property_read_bool(node, "qca,keep-pll-enabled")) - priv->flags |= AT803X_KEEP_PLL_ENABLED; - - ret = at8031_register_regulators(phydev); - if (ret < 0) - return ret; - - ret = devm_regulator_get_enable_optional(&phydev->mdio.dev, - "vddio"); - if (ret) { - phydev_err(phydev, "failed to get VDDIO regulator\n"); - return ret; - } - - /* Only AR8031/8033 support 1000Base-X for SFP modules */ - return phy_sfp_probe(phydev, &at8031_sfp_ops); -} - -static int at8031_probe(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - int mode_cfg; - int ccr; - int ret; - - ret = at803x_probe(phydev); - if (ret) - return ret; - - /* Only supported on AR8031/AR8033, the AR8030/AR8035 use strapping - * options. - */ - ret = at8031_parse_dt(phydev); - if (ret) - return ret; - - ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG); - if (ccr < 0) - return ccr; - mode_cfg = ccr & AT803X_MODE_CFG_MASK; - - switch (mode_cfg) { - case AT803X_MODE_CFG_BX1000_RGMII_50OHM: - case AT803X_MODE_CFG_BX1000_RGMII_75OHM: - priv->is_1000basex = true; - fallthrough; - case AT803X_MODE_CFG_FX100_RGMII_50OHM: - case AT803X_MODE_CFG_FX100_RGMII_75OHM: - priv->is_fiber = true; - break; - } - - /* Disable WoL in 1588 register which is enabled - * by default - */ - return phy_modify_mmd(phydev, MDIO_MMD_PCS, - AT803X_PHY_MMD3_WOL_CTRL, - AT803X_WOL_EN, 0); -} - -static int at8031_config_init(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - int ret; - - /* Some bootloaders leave the fiber page selected. - * Switch to the appropriate page (fiber or copper), as otherwise we - * read the PHY capabilities from the wrong page. - */ - phy_lock_mdio_bus(phydev); - ret = at803x_write_page(phydev, - priv->is_fiber ? AT803X_PAGE_FIBER : - AT803X_PAGE_COPPER); - phy_unlock_mdio_bus(phydev); - if (ret) - return ret; - - ret = at8031_pll_config(phydev); - if (ret < 0) - return ret; - - return at803x_config_init(phydev); -} - -static int at8031_set_wol(struct phy_device *phydev, - struct ethtool_wolinfo *wol) -{ - int ret; - - /* First setup MAC address and enable WOL interrupt */ - ret = at803x_set_wol(phydev, wol); - if (ret) - return ret; - - if (wol->wolopts & WAKE_MAGIC) - /* Enable WOL function for 1588 */ - ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, - AT803X_PHY_MMD3_WOL_CTRL, - 0, AT803X_WOL_EN); - else - /* Disable WoL function for 1588 */ - ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, - AT803X_PHY_MMD3_WOL_CTRL, - AT803X_WOL_EN, 0); - - return ret; -} - -static int at8031_config_intr(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - int err, value = 0; - - if (phydev->interrupts == PHY_INTERRUPT_ENABLED && - priv->is_fiber) { - /* Clear any pending interrupts */ - err = at803x_ack_interrupt(phydev); - if (err) - return err; - - value |= AT803X_INTR_ENABLE_LINK_FAIL_BX; - value |= AT803X_INTR_ENABLE_LINK_SUCCESS_BX; - - err = phy_set_bits(phydev, AT803X_INTR_ENABLE, value); - if (err) - return err; - } - - return at803x_config_intr(phydev); -} - -/* AR8031 and AR8033 share the same read status logic */ -static int at8031_read_status(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - - if (priv->is_1000basex) - return genphy_c37_read_status(phydev); - - return at803x_read_status(phydev); -} - -/* AR8031 and AR8035 share the same cable test get status reg */ -static int at8031_cable_test_get_status(struct phy_device *phydev, - bool *finished) -{ - return at803x_cable_test_get_status(phydev, finished, 0xf); -} - -/* AR8031 and AR8035 share the same cable test start logic */ -static int at8031_cable_test_start(struct phy_device *phydev) -{ - at803x_cable_test_autoneg(phydev); - phy_write(phydev, MII_CTRL1000, 0); - /* we do all the (time consuming) work later */ - return 0; -} - -/* AR8032, AR9331 and QCA9561 share the same cable test get status reg */ -static int at8032_cable_test_get_status(struct phy_device *phydev, - bool *finished) -{ - return at803x_cable_test_get_status(phydev, finished, 0x3); -} - -static int at8035_parse_dt(struct phy_device *phydev) -{ - struct at803x_priv *priv = phydev->priv; - - /* Mask is set by the generic at803x_parse_dt - * if property is set. Assume property is set - * with the mask not zero. - */ - if (priv->clk_25m_mask) { - /* Fixup for the AR8030/AR8035. This chip has another mask and - * doesn't support the DSP reference. Eg. the lowest bit of the - * mask. The upper two bits select the same frequencies. Mask - * the lowest bit here. - * - * Warning: - * There was no datasheet for the AR8030 available so this is - * just a guess. But the AR8035 is listed as pin compatible - * to the AR8030 so there might be a good chance it works on - * the AR8030 too. - */ - priv->clk_25m_reg &= AT8035_CLK_OUT_MASK; - priv->clk_25m_mask &= AT8035_CLK_OUT_MASK; - } - - return 0; -} - -/* AR8030 and AR8035 shared the same special mask for clk_25m */ -static int at8035_probe(struct phy_device *phydev) -{ - int ret; - - ret = at803x_probe(phydev); - if (ret) - return ret; - - return at8035_parse_dt(phydev); -} - -static int qca83xx_config_init(struct phy_device *phydev) -{ - u8 switch_revision; - - switch_revision = phydev->dev_flags & QCA8K_DEVFLAGS_REVISION_MASK; - - switch (switch_revision) { - case 1: - /* For 100M waveform */ - at803x_debug_reg_write(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, 0x02ea); - /* Turn on Gigabit clock */ - at803x_debug_reg_write(phydev, AT803X_DEBUG_REG_GREEN, 0x68a0); - break; - - case 2: - phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, 0x0); - fallthrough; - case 4: - phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_AZ_DEBUG, 0x803f); - at803x_debug_reg_write(phydev, AT803X_DEBUG_REG_GREEN, 0x6860); - at803x_debug_reg_write(phydev, AT803X_DEBUG_SYSTEM_CTRL_MODE, 0x2c46); - at803x_debug_reg_write(phydev, AT803X_DEBUG_REG_3C, 0x6000); - break; - } - - /* Following original QCA sourcecode set port to prefer master */ - phy_set_bits(phydev, MII_CTRL1000, CTL1000_PREFER_MASTER); - - return 0; -} - -static int qca8327_config_init(struct phy_device *phydev) -{ - /* QCA8327 require DAC amplitude adjustment for 100m set to +6%. - * Disable on init and enable only with 100m speed following - * qca original source code. - */ - at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, - QCA8327_DEBUG_MANU_CTRL_EN, 0); - - return qca83xx_config_init(phydev); -} - -static void qca83xx_link_change_notify(struct phy_device *phydev) -{ - /* Set DAC Amplitude adjustment to +6% for 100m on link running */ - if (phydev->state == PHY_RUNNING) { - if (phydev->speed == SPEED_100) - at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, - QCA8327_DEBUG_MANU_CTRL_EN, - QCA8327_DEBUG_MANU_CTRL_EN); - } else { - /* Reset DAC Amplitude adjustment */ - at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, - QCA8327_DEBUG_MANU_CTRL_EN, 0); - } -} - -static int qca83xx_resume(struct phy_device *phydev) -{ - int ret, val; - - /* Skip reset if not suspended */ - if (!phydev->suspended) - return 0; - - /* Reinit the port, reset values set by suspend */ - qca83xx_config_init(phydev); - - /* Reset the port on port resume */ - phy_set_bits(phydev, MII_BMCR, BMCR_RESET | BMCR_ANENABLE); - - /* On resume from suspend the switch execute a reset and - * restart auto-negotiation. Wait for reset to complete. - */ - ret = phy_read_poll_timeout(phydev, MII_BMCR, val, !(val & BMCR_RESET), - 50000, 600000, true); - if (ret) - return ret; - - usleep_range(1000, 2000); - - return 0; -} - -static int qca83xx_suspend(struct phy_device *phydev) -{ - at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_GREEN, - AT803X_DEBUG_GATE_CLK_IN1000, 0); - - at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_HIB_CTRL, - AT803X_DEBUG_HIB_CTRL_EN_ANY_CHANGE | - AT803X_DEBUG_HIB_CTRL_SEL_RST_80U, 0); - - return 0; -} - -static int qca8337_suspend(struct phy_device *phydev) -{ - /* Only QCA8337 support actual suspend. */ - genphy_suspend(phydev); - - return qca83xx_suspend(phydev); -} - -static int qca8327_suspend(struct phy_device *phydev) -{ - u16 mask = 0; - - /* QCA8327 cause port unreliability when phy suspend - * is set. - */ - mask |= ~(BMCR_SPEED1000 | BMCR_FULLDPLX); - phy_modify(phydev, MII_BMCR, mask, 0); - - return qca83xx_suspend(phydev); -} - -static int qca808x_phy_fast_retrain_config(struct phy_device *phydev) -{ - int ret; - - /* Enable fast retrain */ - ret = genphy_c45_fast_retrain(phydev, true); - if (ret) - return ret; - - phy_write_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_TOP_OPTION1, - QCA808X_TOP_OPTION1_DATA); - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB, - QCA808X_MSE_THRESHOLD_20DB_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB, - QCA808X_MSE_THRESHOLD_17DB_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB, - QCA808X_MSE_THRESHOLD_27DB_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB, - QCA808X_MSE_THRESHOLD_28DB_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_1, - QCA808X_MMD3_DEBUG_1_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_4, - QCA808X_MMD3_DEBUG_4_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_5, - QCA808X_MMD3_DEBUG_5_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_3, - QCA808X_MMD3_DEBUG_3_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_6, - QCA808X_MMD3_DEBUG_6_VALUE); - phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_2, - QCA808X_MMD3_DEBUG_2_VALUE); - - return 0; -} - -static int qca808x_phy_ms_seed_enable(struct phy_device *phydev, bool enable) -{ - u16 seed_value; - - if (!enable) - return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED, - QCA808X_MASTER_SLAVE_SEED_ENABLE, 0); - - seed_value = get_random_u32_below(QCA808X_MASTER_SLAVE_SEED_RANGE); - return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED, - QCA808X_MASTER_SLAVE_SEED_CFG | QCA808X_MASTER_SLAVE_SEED_ENABLE, - FIELD_PREP(QCA808X_MASTER_SLAVE_SEED_CFG, seed_value) | - QCA808X_MASTER_SLAVE_SEED_ENABLE); -} - -static bool qca808x_is_prefer_master(struct phy_device *phydev) -{ - return (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_FORCE) || - (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_PREFERRED); -} - -static bool qca808x_has_fast_retrain_or_slave_seed(struct phy_device *phydev) -{ - return linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); -} - -static int qca808x_config_init(struct phy_device *phydev) -{ - int ret; - - /* Active adc&vga on 802.3az for the link 1000M and 100M */ - ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_ADDR_CLD_CTRL7, - QCA808X_8023AZ_AFE_CTRL_MASK, QCA808X_8023AZ_AFE_EN); - if (ret) - return ret; - - /* Adjust the threshold on 802.3az for the link 1000M */ - ret = phy_write_mmd(phydev, MDIO_MMD_PCS, - QCA808X_PHY_MMD3_AZ_TRAINING_CTRL, - QCA808X_MMD3_AZ_TRAINING_VAL); - if (ret) - return ret; - - if (qca808x_has_fast_retrain_or_slave_seed(phydev)) { - /* Config the fast retrain for the link 2500M */ - ret = qca808x_phy_fast_retrain_config(phydev); - if (ret) - return ret; - - ret = genphy_read_master_slave(phydev); - if (ret < 0) - return ret; - - if (!qca808x_is_prefer_master(phydev)) { - /* Enable seed and configure lower ramdom seed to make phy - * linked as slave mode. - */ - ret = qca808x_phy_ms_seed_enable(phydev, true); - if (ret) - return ret; - } - } - - /* Configure adc threshold as 100mv for the link 10M */ - return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_ADC_THRESHOLD, - QCA808X_ADC_THRESHOLD_MASK, - QCA808X_ADC_THRESHOLD_100MV); -} - -static int qca808x_read_status(struct phy_device *phydev) -{ - struct at803x_ss_mask ss_mask = { 0 }; - int ret; - - ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_STAT); - if (ret < 0) - return ret; - - linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->lp_advertising, - ret & MDIO_AN_10GBT_STAT_LP2_5G); - - ret = genphy_read_status(phydev); - if (ret) - return ret; - - /* qca8081 takes the different bits for speed value from at803x */ - ss_mask.speed_mask = QCA808X_SS_SPEED_MASK; - ss_mask.speed_shift = __bf_shf(QCA808X_SS_SPEED_MASK); - ret = at803x_read_specific_status(phydev, ss_mask); - if (ret < 0) - return ret; - - if (phydev->link) { - if (phydev->speed == SPEED_2500) - phydev->interface = PHY_INTERFACE_MODE_2500BASEX; - else - phydev->interface = PHY_INTERFACE_MODE_SGMII; - } else { - /* generate seed as a lower random value to make PHY linked as SLAVE easily, - * except for master/slave configuration fault detected or the master mode - * preferred. - * - * the reason for not putting this code into the function link_change_notify is - * the corner case where the link partner is also the qca8081 PHY and the seed - * value is configured as the same value, the link can't be up and no link change - * occurs. - */ - if (qca808x_has_fast_retrain_or_slave_seed(phydev)) { - if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR || - qca808x_is_prefer_master(phydev)) { - qca808x_phy_ms_seed_enable(phydev, false); - } else { - qca808x_phy_ms_seed_enable(phydev, true); - } - } - } - - return 0; -} - -static int qca808x_soft_reset(struct phy_device *phydev) -{ - int ret; - - ret = genphy_soft_reset(phydev); - if (ret < 0) - return ret; - - if (qca808x_has_fast_retrain_or_slave_seed(phydev)) - ret = qca808x_phy_ms_seed_enable(phydev, true); - - return ret; -} - -static bool qca808x_cdt_fault_length_valid(int cdt_code) -{ - switch (cdt_code) { - case QCA808X_CDT_STATUS_STAT_SAME_SHORT: - case QCA808X_CDT_STATUS_STAT_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT: - return true; - default: - return false; - } -} - -static int qca808x_cable_test_result_trans(int cdt_code) -{ - switch (cdt_code) { - case QCA808X_CDT_STATUS_STAT_NORMAL: - return ETHTOOL_A_CABLE_RESULT_CODE_OK; - case QCA808X_CDT_STATUS_STAT_SAME_SHORT: - return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT; - case QCA808X_CDT_STATUS_STAT_SAME_OPEN: - return ETHTOOL_A_CABLE_RESULT_CODE_OPEN; - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN: - case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT: - return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT; - case QCA808X_CDT_STATUS_STAT_FAIL: - default: - return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC; - } -} - -static int qca808x_cdt_fault_length(struct phy_device *phydev, int pair, - int result) -{ - int val; - u32 cdt_length_reg = 0; - - switch (pair) { - case ETHTOOL_A_CABLE_PAIR_A: - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_A; - break; - case ETHTOOL_A_CABLE_PAIR_B: - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_B; - break; - case ETHTOOL_A_CABLE_PAIR_C: - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_C; - break; - case ETHTOOL_A_CABLE_PAIR_D: - cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_D; - break; - default: - return -EINVAL; - } - - val = phy_read_mmd(phydev, MDIO_MMD_PCS, cdt_length_reg); - if (val < 0) - return val; - - if (result == ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT) - val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_SAME_SHORT, val); - else - val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT, val); - - return at803x_cdt_fault_length(val); -} - -static int qca808x_cable_test_start(struct phy_device *phydev) -{ - int ret; - - /* perform CDT with the following configs: - * 1. disable hibernation. - * 2. force PHY working in MDI mode. - * 3. for PHY working in 1000BaseT. - * 4. configure the threshold. - */ - - ret = at803x_debug_reg_mask(phydev, QCA808X_DBG_AN_TEST, QCA808X_HIBERNATION_EN, 0); - if (ret < 0) - return ret; - - ret = at803x_config_mdix(phydev, ETH_TP_MDI); - if (ret < 0) - return ret; - - /* Force 1000base-T needs to configure PMA/PMD and MII_BMCR */ - phydev->duplex = DUPLEX_FULL; - phydev->speed = SPEED_1000; - ret = genphy_c45_pma_setup_forced(phydev); - if (ret < 0) - return ret; - - ret = genphy_setup_forced(phydev); - if (ret < 0) - return ret; - - /* configure the thresholds for open, short, pair ok test */ - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8074, 0xc040); - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8076, 0xc040); - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8077, 0xa060); - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8078, 0xc050); - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807a, 0xc060); - phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807e, 0xb060); - - return 0; -} - -static int qca808x_cable_test_get_pair_status(struct phy_device *phydev, u8 pair, - u16 status) -{ - int length, result; - u16 pair_code; - - switch (pair) { - case ETHTOOL_A_CABLE_PAIR_A: - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_A, status); - break; - case ETHTOOL_A_CABLE_PAIR_B: - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_B, status); - break; - case ETHTOOL_A_CABLE_PAIR_C: - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_C, status); - break; - case ETHTOOL_A_CABLE_PAIR_D: - pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_D, status); - break; - default: - return -EINVAL; - } - - result = qca808x_cable_test_result_trans(pair_code); - ethnl_cable_test_result(phydev, pair, result); - - if (qca808x_cdt_fault_length_valid(pair_code)) { - length = qca808x_cdt_fault_length(phydev, pair, result); - ethnl_cable_test_fault_length(phydev, pair, length); - } - - return 0; -} - -static int qca808x_cable_test_get_status(struct phy_device *phydev, bool *finished) -{ - int ret, val; - - *finished = false; - - val = QCA808X_CDT_ENABLE_TEST | - QCA808X_CDT_LENGTH_UNIT; - ret = at803x_cdt_start(phydev, val); - if (ret) - return ret; - - ret = at803x_cdt_wait_for_completion(phydev, QCA808X_CDT_ENABLE_TEST); - if (ret) - return ret; - - val = phy_read_mmd(phydev, MDIO_MMD_PCS, QCA808X_MMD3_CDT_STATUS); - if (val < 0) - return val; - - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_A, val); - if (ret) - return ret; - - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_B, val); - if (ret) - return ret; - - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_C, val); - if (ret) - return ret; - - ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_D, val); - if (ret) - return ret; - - *finished = true; - - return 0; -} - -static int qca808x_get_features(struct phy_device *phydev) -{ - int ret; - - ret = genphy_c45_pma_read_abilities(phydev); - if (ret) - return ret; - - /* The autoneg ability is not existed in bit3 of MMD7.1, - * but it is supported by qca808x PHY, so we add it here - * manually. - */ - linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->supported); - - /* As for the qca8081 1G version chip, the 2500baseT ability is also - * existed in the bit0 of MMD1.21, we need to remove it manually if - * it is the qca8081 1G chip according to the bit0 of MMD7.0x901d. - */ - ret = phy_read_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_CHIP_TYPE); - if (ret < 0) - return ret; - - if (QCA808X_PHY_CHIP_TYPE_1G & ret) - linkmode_clear_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); - - return 0; -} - -static int qca808x_config_aneg(struct phy_device *phydev) -{ - int phy_ctrl = 0; - int ret; - - ret = at803x_prepare_config_aneg(phydev); - if (ret) - return ret; - - /* The reg MII_BMCR also needs to be configured for force mode, the - * genphy_config_aneg is also needed. - */ - if (phydev->autoneg == AUTONEG_DISABLE) - genphy_c45_pma_setup_forced(phydev); - - if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->advertising)) - phy_ctrl = MDIO_AN_10GBT_CTRL_ADV2_5G; - - ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL, - MDIO_AN_10GBT_CTRL_ADV2_5G, phy_ctrl); - if (ret < 0) - return ret; - - return __genphy_config_aneg(phydev, ret); -} - -static void qca808x_link_change_notify(struct phy_device *phydev) -{ - /* Assert interface sgmii fifo on link down, deassert it on link up, - * the interface device address is always phy address added by 1. - */ - mdiobus_c45_modify_changed(phydev->mdio.bus, phydev->mdio.addr + 1, - MDIO_MMD_PMAPMD, QCA8081_PHY_SERDES_MMD1_FIFO_CTRL, - QCA8081_PHY_FIFO_RSTN, - phydev->link ? QCA8081_PHY_FIFO_RSTN : 0); -} - -static struct phy_driver at803x_driver[] = { -{ - /* Qualcomm Atheros AR8035 */ - PHY_ID_MATCH_EXACT(ATH8035_PHY_ID), - .name = "Qualcomm Atheros AR8035", - .flags = PHY_POLL_CABLE_TEST, - .probe = at8035_probe, - .config_aneg = at803x_config_aneg, - .config_init = at803x_config_init, - .soft_reset = genphy_soft_reset, - .set_wol = at803x_set_wol, - .get_wol = at803x_get_wol, - .suspend = at803x_suspend, - .resume = at803x_resume, - /* PHY_GBIT_FEATURES */ - .read_status = at803x_read_status, - .config_intr = at803x_config_intr, - .handle_interrupt = at803x_handle_interrupt, - .get_tunable = at803x_get_tunable, - .set_tunable = at803x_set_tunable, - .cable_test_start = at8031_cable_test_start, - .cable_test_get_status = at8031_cable_test_get_status, -}, { - /* Qualcomm Atheros AR8030 */ - .phy_id = ATH8030_PHY_ID, - .name = "Qualcomm Atheros AR8030", - .phy_id_mask = AT8030_PHY_ID_MASK, - .probe = at8035_probe, - .config_init = at803x_config_init, - .link_change_notify = at803x_link_change_notify, - .set_wol = at803x_set_wol, - .get_wol = at803x_get_wol, - .suspend = at803x_suspend, - .resume = at803x_resume, - /* PHY_BASIC_FEATURES */ - .config_intr = at803x_config_intr, - .handle_interrupt = at803x_handle_interrupt, -}, { - /* Qualcomm Atheros AR8031/AR8033 */ - PHY_ID_MATCH_EXACT(ATH8031_PHY_ID), - .name = "Qualcomm Atheros AR8031/AR8033", - .flags = PHY_POLL_CABLE_TEST, - .probe = at8031_probe, - .config_init = at8031_config_init, - .config_aneg = at803x_config_aneg, - .soft_reset = genphy_soft_reset, - .set_wol = at8031_set_wol, - .get_wol = at803x_get_wol, - .suspend = at803x_suspend, - .resume = at803x_resume, - .read_page = at803x_read_page, - .write_page = at803x_write_page, - .get_features = at803x_get_features, - .read_status = at8031_read_status, - .config_intr = at8031_config_intr, - .handle_interrupt = at803x_handle_interrupt, - .get_tunable = at803x_get_tunable, - .set_tunable = at803x_set_tunable, - .cable_test_start = at8031_cable_test_start, - .cable_test_get_status = at8031_cable_test_get_status, -}, { - /* Qualcomm Atheros AR8032 */ - PHY_ID_MATCH_EXACT(ATH8032_PHY_ID), - .name = "Qualcomm Atheros AR8032", - .probe = at803x_probe, - .flags = PHY_POLL_CABLE_TEST, - .config_init = at803x_config_init, - .link_change_notify = at803x_link_change_notify, - .suspend = at803x_suspend, - .resume = at803x_resume, - /* PHY_BASIC_FEATURES */ - .config_intr = at803x_config_intr, - .handle_interrupt = at803x_handle_interrupt, - .cable_test_start = at803x_cable_test_start, - .cable_test_get_status = at8032_cable_test_get_status, -}, { - /* ATHEROS AR9331 */ - PHY_ID_MATCH_EXACT(ATH9331_PHY_ID), - .name = "Qualcomm Atheros AR9331 built-in PHY", - .probe = at803x_probe, - .suspend = at803x_suspend, - .resume = at803x_resume, - .flags = PHY_POLL_CABLE_TEST, - /* PHY_BASIC_FEATURES */ - .config_intr = at803x_config_intr, - .handle_interrupt = at803x_handle_interrupt, - .cable_test_start = at803x_cable_test_start, - .cable_test_get_status = at8032_cable_test_get_status, - .read_status = at803x_read_status, - .soft_reset = genphy_soft_reset, - .config_aneg = at803x_config_aneg, -}, { - /* Qualcomm Atheros QCA9561 */ - PHY_ID_MATCH_EXACT(QCA9561_PHY_ID), - .name = "Qualcomm Atheros QCA9561 built-in PHY", - .probe = at803x_probe, - .suspend = at803x_suspend, - .resume = at803x_resume, - .flags = PHY_POLL_CABLE_TEST, - /* PHY_BASIC_FEATURES */ - .config_intr = at803x_config_intr, - .handle_interrupt = at803x_handle_interrupt, - .cable_test_start = at803x_cable_test_start, - .cable_test_get_status = at8032_cable_test_get_status, - .read_status = at803x_read_status, - .soft_reset = genphy_soft_reset, - .config_aneg = at803x_config_aneg, -}, { - /* QCA8337 */ - .phy_id = QCA8337_PHY_ID, - .phy_id_mask = QCA8K_PHY_ID_MASK, - .name = "Qualcomm Atheros 8337 internal PHY", - /* PHY_GBIT_FEATURES */ - .probe = at803x_probe, - .flags = PHY_IS_INTERNAL, - .config_init = qca83xx_config_init, - .soft_reset = genphy_soft_reset, - .get_sset_count = qca83xx_get_sset_count, - .get_strings = qca83xx_get_strings, - .get_stats = qca83xx_get_stats, - .suspend = qca8337_suspend, - .resume = qca83xx_resume, -}, { - /* QCA8327-A from switch QCA8327-AL1A */ - .phy_id = QCA8327_A_PHY_ID, - .phy_id_mask = QCA8K_PHY_ID_MASK, - .name = "Qualcomm Atheros 8327-A internal PHY", - /* PHY_GBIT_FEATURES */ - .link_change_notify = qca83xx_link_change_notify, - .probe = at803x_probe, - .flags = PHY_IS_INTERNAL, - .config_init = qca8327_config_init, - .soft_reset = genphy_soft_reset, - .get_sset_count = qca83xx_get_sset_count, - .get_strings = qca83xx_get_strings, - .get_stats = qca83xx_get_stats, - .suspend = qca8327_suspend, - .resume = qca83xx_resume, -}, { - /* QCA8327-B from switch QCA8327-BL1A */ - .phy_id = QCA8327_B_PHY_ID, - .phy_id_mask = QCA8K_PHY_ID_MASK, - .name = "Qualcomm Atheros 8327-B internal PHY", - /* PHY_GBIT_FEATURES */ - .link_change_notify = qca83xx_link_change_notify, - .probe = at803x_probe, - .flags = PHY_IS_INTERNAL, - .config_init = qca8327_config_init, - .soft_reset = genphy_soft_reset, - .get_sset_count = qca83xx_get_sset_count, - .get_strings = qca83xx_get_strings, - .get_stats = qca83xx_get_stats, - .suspend = qca8327_suspend, - .resume = qca83xx_resume, -}, { - /* Qualcomm QCA8081 */ - PHY_ID_MATCH_EXACT(QCA8081_PHY_ID), - .name = "Qualcomm QCA8081", - .flags = PHY_POLL_CABLE_TEST, - .probe = at803x_probe, - .config_intr = at803x_config_intr, - .handle_interrupt = at803x_handle_interrupt, - .get_tunable = at803x_get_tunable, - .set_tunable = at803x_set_tunable, - .set_wol = at803x_set_wol, - .get_wol = at803x_get_wol, - .get_features = qca808x_get_features, - .config_aneg = qca808x_config_aneg, - .suspend = genphy_suspend, - .resume = genphy_resume, - .read_status = qca808x_read_status, - .config_init = qca808x_config_init, - .soft_reset = qca808x_soft_reset, - .cable_test_start = qca808x_cable_test_start, - .cable_test_get_status = qca808x_cable_test_get_status, - .link_change_notify = qca808x_link_change_notify, -}, }; - -module_phy_driver(at803x_driver); - -static struct mdio_device_id __maybe_unused atheros_tbl[] = { - { ATH8030_PHY_ID, AT8030_PHY_ID_MASK }, - { PHY_ID_MATCH_EXACT(ATH8031_PHY_ID) }, - { PHY_ID_MATCH_EXACT(ATH8032_PHY_ID) }, - { PHY_ID_MATCH_EXACT(ATH8035_PHY_ID) }, - { PHY_ID_MATCH_EXACT(ATH9331_PHY_ID) }, - { PHY_ID_MATCH_EXACT(QCA8337_PHY_ID) }, - { PHY_ID_MATCH_EXACT(QCA8327_A_PHY_ID) }, - { PHY_ID_MATCH_EXACT(QCA8327_B_PHY_ID) }, - { PHY_ID_MATCH_EXACT(QCA9561_PHY_ID) }, - { PHY_ID_MATCH_EXACT(QCA8081_PHY_ID) }, - { } -}; - -MODULE_DEVICE_TABLE(mdio, atheros_tbl); diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index 312a8bb35d78..370e4ed45098 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -665,10 +665,11 @@ static int bcm54616s_config_aneg(struct phy_device *phydev) static int bcm54616s_read_status(struct phy_device *phydev) { struct bcm54616s_phy_priv *priv = phydev->priv; + bool changed; int err; if (priv->mode_1000bx_en) - err = genphy_c37_read_status(phydev); + err = genphy_c37_read_status(phydev, &changed); else err = genphy_read_status(phydev); diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index b7cb71817780..c3426a17e6d0 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -12,6 +12,7 @@ #include <linux/of.h> #include <linux/phy.h> #include <linux/netdevice.h> +#include <linux/bitfield.h> #define DP83822_PHY_ID 0x2000a240 #define DP83825S_PHY_ID 0x2000a140 @@ -34,6 +35,10 @@ #define MII_DP83822_GENCFG 0x465 #define MII_DP83822_SOR1 0x467 +/* DP83826 specific registers */ +#define MII_DP83826_VOD_CFG1 0x30b +#define MII_DP83826_VOD_CFG2 0x30c + /* GENCFG */ #define DP83822_SIG_DET_LOW BIT(0) @@ -95,6 +100,8 @@ #define DP83822_WOL_CLR_INDICATION BIT(11) /* RCSR bits */ +#define DP83822_RMII_MODE_EN BIT(5) +#define DP83822_RMII_MODE_SEL BIT(7) #define DP83822_RGMII_MODE_EN BIT(9) #define DP83822_RX_CLK_SHIFT BIT(12) #define DP83822_TX_CLK_SHIFT BIT(11) @@ -110,6 +117,19 @@ #define DP83822_RX_ER_STR_MASK GENMASK(9, 8) #define DP83822_RX_ER_SHIFT 8 +/* DP83826: VOD_CFG1 & VOD_CFG2 */ +#define DP83826_VOD_CFG1_MINUS_MDIX_MASK GENMASK(13, 12) +#define DP83826_VOD_CFG1_MINUS_MDI_MASK GENMASK(11, 6) +#define DP83826_VOD_CFG2_MINUS_MDIX_MASK GENMASK(15, 12) +#define DP83826_VOD_CFG2_PLUS_MDIX_MASK GENMASK(11, 6) +#define DP83826_VOD_CFG2_PLUS_MDI_MASK GENMASK(5, 0) +#define DP83826_CFG_DAC_MINUS_MDIX_5_TO_4 GENMASK(5, 4) +#define DP83826_CFG_DAC_MINUS_MDIX_3_TO_0 GENMASK(3, 0) +#define DP83826_CFG_DAC_PERCENT_PER_STEP 625 +#define DP83826_CFG_DAC_PERCENT_DEFAULT 10000 +#define DP83826_CFG_DAC_MINUS_DEFAULT 0x30 +#define DP83826_CFG_DAC_PLUS_DEFAULT 0x10 + #define MII_DP83822_FIBER_ADVERTISE (ADVERTISED_TP | ADVERTISED_MII | \ ADVERTISED_FIBRE | \ ADVERTISED_Pause | ADVERTISED_Asym_Pause) @@ -118,6 +138,8 @@ struct dp83822_private { bool fx_signal_det_low; int fx_enabled; u16 fx_sd_enable; + u8 cfg_dac_minus; + u8 cfg_dac_plus; }; static int dp83822_set_wol(struct phy_device *phydev, @@ -233,7 +255,7 @@ static int dp83822_config_intr(struct phy_device *phydev) DP83822_ENERGY_DET_INT_EN | DP83822_LINK_QUAL_INT_EN); - /* Private data pointer is NULL on DP83825/26 */ + /* Private data pointer is NULL on DP83825 */ if (!dp83822 || !dp83822->fx_enabled) misr_status |= DP83822_ANEG_COMPLETE_INT_EN | DP83822_DUP_MODE_CHANGE_INT_EN | @@ -254,7 +276,7 @@ static int dp83822_config_intr(struct phy_device *phydev) DP83822_PAGE_RX_INT_EN | DP83822_EEE_ERROR_CHANGE_INT_EN); - /* Private data pointer is NULL on DP83825/26 */ + /* Private data pointer is NULL on DP83825 */ if (!dp83822 || !dp83822->fx_enabled) misr_status |= DP83822_ANEG_ERR_INT_EN | DP83822_WOL_PKT_INT_EN; @@ -380,7 +402,7 @@ static int dp83822_config_init(struct phy_device *phydev) { struct dp83822_private *dp83822 = phydev->priv; struct device *dev = &phydev->mdio.dev; - int rgmii_delay; + int rgmii_delay = 0; s32 rx_int_delay; s32 tx_int_delay; int err = 0; @@ -390,30 +412,33 @@ static int dp83822_config_init(struct phy_device *phydev) rx_int_delay = phy_get_internal_delay(phydev, dev, NULL, 0, true); - if (rx_int_delay <= 0) - rgmii_delay = 0; - else - rgmii_delay = DP83822_RX_CLK_SHIFT; + /* Set DP83822_RX_CLK_SHIFT to enable rx clk internal delay */ + if (rx_int_delay > 0) + rgmii_delay |= DP83822_RX_CLK_SHIFT; tx_int_delay = phy_get_internal_delay(phydev, dev, NULL, 0, false); + + /* Set DP83822_TX_CLK_SHIFT to disable tx clk internal delay */ if (tx_int_delay <= 0) - rgmii_delay &= ~DP83822_TX_CLK_SHIFT; - else rgmii_delay |= DP83822_TX_CLK_SHIFT; - if (rgmii_delay) { - err = phy_set_bits_mmd(phydev, DP83822_DEVADDR, - MII_DP83822_RCSR, rgmii_delay); - if (err) - return err; - } + err = phy_modify_mmd(phydev, DP83822_DEVADDR, MII_DP83822_RCSR, + DP83822_RX_CLK_SHIFT | DP83822_TX_CLK_SHIFT, rgmii_delay); + if (err) + return err; + + err = phy_set_bits_mmd(phydev, DP83822_DEVADDR, + MII_DP83822_RCSR, DP83822_RGMII_MODE_EN); - phy_set_bits_mmd(phydev, DP83822_DEVADDR, - MII_DP83822_RCSR, DP83822_RGMII_MODE_EN); + if (err) + return err; } else { - phy_clear_bits_mmd(phydev, DP83822_DEVADDR, - MII_DP83822_RCSR, DP83822_RGMII_MODE_EN); + err = phy_clear_bits_mmd(phydev, DP83822_DEVADDR, + MII_DP83822_RCSR, DP83822_RGMII_MODE_EN); + + if (err) + return err; } if (dp83822->fx_enabled) { @@ -474,6 +499,85 @@ static int dp83822_config_init(struct phy_device *phydev) return dp8382x_disable_wol(phydev); } +static int dp83826_config_rmii_mode(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + const char *of_val; + int ret; + + if (!device_property_read_string(dev, "ti,rmii-mode", &of_val)) { + if (strcmp(of_val, "master") == 0) { + ret = phy_clear_bits_mmd(phydev, DP83822_DEVADDR, MII_DP83822_RCSR, + DP83822_RMII_MODE_SEL); + } else if (strcmp(of_val, "slave") == 0) { + ret = phy_set_bits_mmd(phydev, DP83822_DEVADDR, MII_DP83822_RCSR, + DP83822_RMII_MODE_SEL); + } else { + phydev_err(phydev, "Invalid value for ti,rmii-mode property (%s)\n", + of_val); + ret = -EINVAL; + } + + if (ret) + return ret; + } + + return 0; +} + +static int dp83826_config_init(struct phy_device *phydev) +{ + struct dp83822_private *dp83822 = phydev->priv; + u16 val, mask; + int ret; + + if (phydev->interface == PHY_INTERFACE_MODE_RMII) { + ret = phy_set_bits_mmd(phydev, DP83822_DEVADDR, MII_DP83822_RCSR, + DP83822_RMII_MODE_EN); + if (ret) + return ret; + + ret = dp83826_config_rmii_mode(phydev); + if (ret) + return ret; + } else { + ret = phy_clear_bits_mmd(phydev, DP83822_DEVADDR, MII_DP83822_RCSR, + DP83822_RMII_MODE_EN); + if (ret) + return ret; + } + + if (dp83822->cfg_dac_minus != DP83826_CFG_DAC_MINUS_DEFAULT) { + val = FIELD_PREP(DP83826_VOD_CFG1_MINUS_MDI_MASK, dp83822->cfg_dac_minus) | + FIELD_PREP(DP83826_VOD_CFG1_MINUS_MDIX_MASK, + FIELD_GET(DP83826_CFG_DAC_MINUS_MDIX_5_TO_4, + dp83822->cfg_dac_minus)); + mask = DP83826_VOD_CFG1_MINUS_MDIX_MASK | DP83826_VOD_CFG1_MINUS_MDI_MASK; + ret = phy_modify_mmd(phydev, DP83822_DEVADDR, MII_DP83826_VOD_CFG1, mask, val); + if (ret) + return ret; + + val = FIELD_PREP(DP83826_VOD_CFG2_MINUS_MDIX_MASK, + FIELD_GET(DP83826_CFG_DAC_MINUS_MDIX_3_TO_0, + dp83822->cfg_dac_minus)); + mask = DP83826_VOD_CFG2_MINUS_MDIX_MASK; + ret = phy_modify_mmd(phydev, DP83822_DEVADDR, MII_DP83826_VOD_CFG2, mask, val); + if (ret) + return ret; + } + + if (dp83822->cfg_dac_plus != DP83826_CFG_DAC_PLUS_DEFAULT) { + val = FIELD_PREP(DP83826_VOD_CFG2_PLUS_MDIX_MASK, dp83822->cfg_dac_plus) | + FIELD_PREP(DP83826_VOD_CFG2_PLUS_MDI_MASK, dp83822->cfg_dac_plus); + mask = DP83826_VOD_CFG2_PLUS_MDIX_MASK | DP83826_VOD_CFG2_PLUS_MDI_MASK; + ret = phy_modify_mmd(phydev, DP83822_DEVADDR, MII_DP83826_VOD_CFG2, mask, val); + if (ret) + return ret; + } + + return dp8382x_disable_wol(phydev); +} + static int dp8382x_config_init(struct phy_device *phydev) { return dp8382x_disable_wol(phydev); @@ -509,11 +613,44 @@ static int dp83822_of_init(struct phy_device *phydev) return 0; } + +static int dp83826_to_dac_minus_one_regval(int percent) +{ + int tmp = DP83826_CFG_DAC_PERCENT_DEFAULT - percent; + + return tmp / DP83826_CFG_DAC_PERCENT_PER_STEP; +} + +static int dp83826_to_dac_plus_one_regval(int percent) +{ + int tmp = percent - DP83826_CFG_DAC_PERCENT_DEFAULT; + + return tmp / DP83826_CFG_DAC_PERCENT_PER_STEP; +} + +static void dp83826_of_init(struct phy_device *phydev) +{ + struct dp83822_private *dp83822 = phydev->priv; + struct device *dev = &phydev->mdio.dev; + u32 val; + + dp83822->cfg_dac_minus = DP83826_CFG_DAC_MINUS_DEFAULT; + if (!device_property_read_u32(dev, "ti,cfg-dac-minus-one-bp", &val)) + dp83822->cfg_dac_minus += dp83826_to_dac_minus_one_regval(val); + + dp83822->cfg_dac_plus = DP83826_CFG_DAC_PLUS_DEFAULT; + if (!device_property_read_u32(dev, "ti,cfg-dac-plus-one-bp", &val)) + dp83822->cfg_dac_plus += dp83826_to_dac_plus_one_regval(val); +} #else static int dp83822_of_init(struct phy_device *phydev) { return 0; } + +static void dp83826_of_init(struct phy_device *phydev) +{ +} #endif /* CONFIG_OF_MDIO */ static int dp83822_read_straps(struct phy_device *phydev) @@ -567,6 +704,22 @@ static int dp83822_probe(struct phy_device *phydev) return 0; } +static int dp83826_probe(struct phy_device *phydev) +{ + struct dp83822_private *dp83822; + + dp83822 = devm_kzalloc(&phydev->mdio.dev, sizeof(*dp83822), + GFP_KERNEL); + if (!dp83822) + return -ENOMEM; + + phydev->priv = dp83822; + + dp83826_of_init(phydev); + + return 0; +} + static int dp83822_suspend(struct phy_device *phydev) { int value; @@ -610,6 +763,22 @@ static int dp83822_resume(struct phy_device *phydev) .resume = dp83822_resume, \ } +#define DP83826_PHY_DRIVER(_id, _name) \ + { \ + PHY_ID_MATCH_MODEL(_id), \ + .name = (_name), \ + /* PHY_BASIC_FEATURES */ \ + .probe = dp83826_probe, \ + .soft_reset = dp83822_phy_reset, \ + .config_init = dp83826_config_init, \ + .get_wol = dp83822_get_wol, \ + .set_wol = dp83822_set_wol, \ + .config_intr = dp83822_config_intr, \ + .handle_interrupt = dp83822_handle_interrupt, \ + .suspend = dp83822_suspend, \ + .resume = dp83822_resume, \ + } + #define DP8382X_PHY_DRIVER(_id, _name) \ { \ PHY_ID_MATCH_MODEL(_id), \ @@ -628,8 +797,8 @@ static int dp83822_resume(struct phy_device *phydev) static struct phy_driver dp83822_driver[] = { DP83822_PHY_DRIVER(DP83822_PHY_ID, "TI DP83822"), DP8382X_PHY_DRIVER(DP83825I_PHY_ID, "TI DP83825I"), - DP8382X_PHY_DRIVER(DP83826C_PHY_ID, "TI DP83826C"), - DP8382X_PHY_DRIVER(DP83826NC_PHY_ID, "TI DP83826NC"), + DP83826_PHY_DRIVER(DP83826C_PHY_ID, "TI DP83826C"), + DP83826_PHY_DRIVER(DP83826NC_PHY_ID, "TI DP83826NC"), DP8382X_PHY_DRIVER(DP83825S_PHY_ID, "TI DP83825S"), DP8382X_PHY_DRIVER(DP83825CM_PHY_ID, "TI DP83825M"), DP8382X_PHY_DRIVER(DP83825CS_PHY_ID, "TI DP83825CS"), diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c index 5f08f9d38bd7..4120385c5a79 100644 --- a/drivers/net/phy/dp83867.c +++ b/drivers/net/phy/dp83867.c @@ -158,6 +158,7 @@ /* LED_DRV bits */ #define DP83867_LED_DRV_EN(x) BIT((x) * 4) #define DP83867_LED_DRV_VAL(x) BIT((x) * 4 + 1) +#define DP83867_LED_POLARITY(x) BIT((x) * 4 + 2) #define DP83867_LED_FN(idx, val) (((val) & 0xf) << ((idx) * 4)) #define DP83867_LED_FN_MASK(idx) (0xf << ((idx) * 4)) @@ -1152,6 +1153,26 @@ static int dp83867_led_hw_control_get(struct phy_device *phydev, u8 index, return 0; } +static int dp83867_led_polarity_set(struct phy_device *phydev, int index, + unsigned long modes) +{ + /* Default active high */ + u16 polarity = DP83867_LED_POLARITY(index); + u32 mode; + + for_each_set_bit(mode, &modes, __PHY_LED_MODES_NUM) { + switch (mode) { + case PHY_LED_ACTIVE_LOW: + polarity = 0; + break; + default: + return -EINVAL; + } + } + return phy_modify(phydev, DP83867_LEDCR2, + DP83867_LED_POLARITY(index), polarity); +} + static struct phy_driver dp83867_driver[] = { { .phy_id = DP83867_PHY_ID, @@ -1184,6 +1205,7 @@ static struct phy_driver dp83867_driver[] = { .led_hw_is_supported = dp83867_led_hw_is_supported, .led_hw_control_set = dp83867_led_hw_control_set, .led_hw_control_get = dp83867_led_hw_control_get, + .led_polarity_set = dp83867_led_polarity_set, }, }; module_phy_driver(dp83867_driver); diff --git a/drivers/net/phy/marvell-88q2xxx.c b/drivers/net/phy/marvell-88q2xxx.c index 1c3ff77de56b..6b4bd9883304 100644 --- a/drivers/net/phy/marvell-88q2xxx.c +++ b/drivers/net/phy/marvell-88q2xxx.c @@ -1,10 +1,17 @@ // SPDX-License-Identifier: GPL-2.0 /* * Marvell 88Q2XXX automotive 100BASE-T1/1000BASE-T1 PHY driver + * + * Derived from Marvell Q222x API + * + * Copyright (C) 2024 Liebherr-Electronics and Drives GmbH */ #include <linux/ethtool_netlink.h> #include <linux/marvell_phy.h> #include <linux/phy.h> +#include <linux/hwmon.h> + +#define PHY_ID_88Q2220_REVB0 (MARVELL_PHY_ID_88Q2220 | 0x1) #define MDIO_MMD_AN_MV_STAT 32769 #define MDIO_MMD_AN_MV_STAT_ANEG 0x0100 @@ -13,8 +20,38 @@ #define MDIO_MMD_AN_MV_STAT_LOCAL_MASTER 0x4000 #define MDIO_MMD_AN_MV_STAT_MS_CONF_FAULT 0x8000 +#define MDIO_MMD_AN_MV_STAT2 32794 +#define MDIO_MMD_AN_MV_STAT2_AN_RESOLVED 0x0800 +#define MDIO_MMD_AN_MV_STAT2_100BT1 0x2000 +#define MDIO_MMD_AN_MV_STAT2_1000BT1 0x4000 + +#define MDIO_MMD_PCS_MV_INT_EN 32784 +#define MDIO_MMD_PCS_MV_INT_EN_LINK_UP 0x0040 +#define MDIO_MMD_PCS_MV_INT_EN_LINK_DOWN 0x0080 +#define MDIO_MMD_PCS_MV_INT_EN_100BT1 0x1000 + +#define MDIO_MMD_PCS_MV_GPIO_INT_STAT 32785 +#define MDIO_MMD_PCS_MV_GPIO_INT_STAT_LINK_UP 0x0040 +#define MDIO_MMD_PCS_MV_GPIO_INT_STAT_LINK_DOWN 0x0080 +#define MDIO_MMD_PCS_MV_GPIO_INT_STAT_100BT1_GEN 0x1000 + +#define MDIO_MMD_PCS_MV_GPIO_INT_CTRL 32787 +#define MDIO_MMD_PCS_MV_GPIO_INT_CTRL_TRI_DIS 0x0800 + +#define MDIO_MMD_PCS_MV_TEMP_SENSOR1 32833 +#define MDIO_MMD_PCS_MV_TEMP_SENSOR1_RAW_INT 0x0001 +#define MDIO_MMD_PCS_MV_TEMP_SENSOR1_INT 0x0040 +#define MDIO_MMD_PCS_MV_TEMP_SENSOR1_INT_EN 0x0080 + +#define MDIO_MMD_PCS_MV_TEMP_SENSOR2 32834 +#define MDIO_MMD_PCS_MV_TEMP_SENSOR2_DIS_MASK 0xc000 + +#define MDIO_MMD_PCS_MV_TEMP_SENSOR3 32835 +#define MDIO_MMD_PCS_MV_TEMP_SENSOR3_INT_THRESH_MASK 0xff00 +#define MDIO_MMD_PCS_MV_TEMP_SENSOR3_MASK 0x00ff + #define MDIO_MMD_PCS_MV_100BT1_STAT1 33032 -#define MDIO_MMD_PCS_MV_100BT1_STAT1_IDLE_ERROR 0x00FF +#define MDIO_MMD_PCS_MV_100BT1_STAT1_IDLE_ERROR 0x00ff #define MDIO_MMD_PCS_MV_100BT1_STAT1_JABBER 0x0100 #define MDIO_MMD_PCS_MV_100BT1_STAT1_LINK 0x0200 #define MDIO_MMD_PCS_MV_100BT1_STAT1_LOCAL_RX 0x1000 @@ -27,6 +64,71 @@ #define MDIO_MMD_PCS_MV_100BT1_STAT2_LINK 0x0004 #define MDIO_MMD_PCS_MV_100BT1_STAT2_ANGE 0x0008 +#define MDIO_MMD_PCS_MV_100BT1_INT_EN 33042 +#define MDIO_MMD_PCS_MV_100BT1_INT_EN_LINKEVENT 0x0400 + +#define MDIO_MMD_PCS_MV_COPPER_INT_STAT 33043 +#define MDIO_MMD_PCS_MV_COPPER_INT_STAT_LINKEVENT 0x0400 + +#define MDIO_MMD_PCS_MV_RX_STAT 33328 + +#define MDIO_MMD_PCS_MV_TDR_RESET 65226 +#define MDIO_MMD_PCS_MV_TDR_RESET_TDR_RST 0x1000 + +#define MDIO_MMD_PCS_MV_TDR_OFF_SHORT_CABLE 65241 + +#define MDIO_MMD_PCS_MV_TDR_OFF_LONG_CABLE 65242 + +#define MDIO_MMD_PCS_MV_TDR_STATUS 65245 +#define MDIO_MMD_PCS_MV_TDR_STATUS_MASK 0x0003 +#define MDIO_MMD_PCS_MV_TDR_STATUS_OFF 0x0001 +#define MDIO_MMD_PCS_MV_TDR_STATUS_ON 0x0002 +#define MDIO_MMD_PCS_MV_TDR_STATUS_DIST_MASK 0xff00 +#define MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_MASK 0x00f0 +#define MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_SHORT 0x0030 +#define MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_OPEN 0x00e0 +#define MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_OK 0x0070 +#define MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_IN_PROGR 0x0080 +#define MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_NOISE 0x0050 + +#define MDIO_MMD_PCS_MV_TDR_OFF_CUTOFF 65246 + +struct mmd_val { + int devad; + u32 regnum; + u16 val; +}; + +static const struct mmd_val mv88q222x_revb0_init_seq0[] = { + { MDIO_MMD_PCS, 0x8033, 0x6801 }, + { MDIO_MMD_AN, MDIO_AN_T1_CTRL, 0x0 }, + { MDIO_MMD_PMAPMD, MDIO_CTRL1, + MDIO_CTRL1_LPOWER | MDIO_PMA_CTRL1_SPEED1000 }, + { MDIO_MMD_PCS, 0xfe1b, 0x48 }, + { MDIO_MMD_PCS, 0xffe4, 0x6b6 }, + { MDIO_MMD_PMAPMD, MDIO_CTRL1, 0x0 }, + { MDIO_MMD_PCS, MDIO_CTRL1, 0x0 }, +}; + +static const struct mmd_val mv88q222x_revb0_init_seq1[] = { + { MDIO_MMD_PCS, 0xfe79, 0x0 }, + { MDIO_MMD_PCS, 0xfe07, 0x125a }, + { MDIO_MMD_PCS, 0xfe09, 0x1288 }, + { MDIO_MMD_PCS, 0xfe08, 0x2588 }, + { MDIO_MMD_PCS, 0xfe11, 0x1105 }, + { MDIO_MMD_PCS, 0xfe72, 0x042c }, + { MDIO_MMD_PCS, 0xfbba, 0xcb2 }, + { MDIO_MMD_PCS, 0xfbbb, 0xc4a }, + { MDIO_MMD_AN, 0x8032, 0x2020 }, + { MDIO_MMD_AN, 0x8031, 0xa28 }, + { MDIO_MMD_AN, 0x8031, 0xc28 }, + { MDIO_MMD_PCS, 0xffdb, 0xfc10 }, + { MDIO_MMD_PCS, 0xfe1b, 0x58 }, + { MDIO_MMD_PCS, 0xfe79, 0x4 }, + { MDIO_MMD_PCS, 0xfe5f, 0xe8 }, + { MDIO_MMD_PCS, 0xfe05, 0x755c }, +}; + static int mv88q2xxx_soft_reset(struct phy_device *phydev) { int ret; @@ -50,20 +152,23 @@ static int mv88q2xxx_read_link_gbit(struct phy_device *phydev) /* Read vendor specific Auto-Negotiation status register to get local * and remote receiver status according to software initialization - * guide. + * guide. However, when not in polling mode the local and remote + * receiver status are not evaluated due to the Marvell 88Q2xxx APIs. */ ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_MMD_AN_MV_STAT); if (ret < 0) { return ret; - } else if ((ret & MDIO_MMD_AN_MV_STAT_LOCAL_RX) && - (ret & MDIO_MMD_AN_MV_STAT_REMOTE_RX)) { + } else if (((ret & MDIO_MMD_AN_MV_STAT_LOCAL_RX) && + (ret & MDIO_MMD_AN_MV_STAT_REMOTE_RX)) || + !phy_polling_mode(phydev)) { /* The link state is latched low so that momentary link * drops can be detected. Do not double-read the status * in polling mode to detect such short link drops except * the link was already down. */ if (!phy_polling_mode(phydev) || !phydev->link) { - ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_1000BT1_STAT); + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_PCS_1000BT1_STAT); if (ret < 0) return ret; else if (ret & MDIO_PCS_1000BT1_STAT_LINK) @@ -71,7 +176,8 @@ static int mv88q2xxx_read_link_gbit(struct phy_device *phydev) } if (!link) { - ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_1000BT1_STAT); + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_PCS_1000BT1_STAT); if (ret < 0) return ret; else if (ret & MDIO_PCS_1000BT1_STAT_LINK) @@ -94,8 +200,20 @@ static int mv88q2xxx_read_link_100m(struct phy_device *phydev) * the link was already down. In case we are not polling, * we always read the realtime status. */ - if (!phy_polling_mode(phydev) || !phydev->link) { - ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_100BT1_STAT1); + if (!phy_polling_mode(phydev)) { + phydev->link = false; + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_100BT1_STAT2); + if (ret < 0) + return ret; + + if (ret & MDIO_MMD_PCS_MV_100BT1_STAT2_LINK) + phydev->link = true; + + return 0; + } else if (!phydev->link) { + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_100BT1_STAT1); if (ret < 0) return ret; else if (ret & MDIO_MMD_PCS_MV_100BT1_STAT1_LINK) @@ -120,24 +238,90 @@ out: static int mv88q2xxx_read_link(struct phy_device *phydev) { - int ret; - /* The 88Q2XXX PHYs do not have the PMA/PMD status register available, * therefore we need to read the link status from the vendor specific * registers depending on the speed. */ + if (phydev->speed == SPEED_1000) - ret = mv88q2xxx_read_link_gbit(phydev); + return mv88q2xxx_read_link_gbit(phydev); + else if (phydev->speed == SPEED_100) + return mv88q2xxx_read_link_100m(phydev); + + phydev->link = false; + return 0; +} + +static int mv88q2xxx_read_master_slave_state(struct phy_device *phydev) +{ + int ret; + + phydev->master_slave_state = MASTER_SLAVE_STATE_UNKNOWN; + ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_MMD_AN_MV_STAT); + if (ret < 0) + return ret; + + if (ret & MDIO_MMD_AN_MV_STAT_LOCAL_MASTER) + phydev->master_slave_state = MASTER_SLAVE_STATE_MASTER; else - ret = mv88q2xxx_read_link_100m(phydev); + phydev->master_slave_state = MASTER_SLAVE_STATE_SLAVE; + + return 0; +} + +static int mv88q2xxx_read_aneg_speed(struct phy_device *phydev) +{ + int ret; + + phydev->speed = SPEED_UNKNOWN; + ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_MMD_AN_MV_STAT2); + if (ret < 0) + return ret; + + if (!(ret & MDIO_MMD_AN_MV_STAT2_AN_RESOLVED)) + return 0; - return ret; + if (ret & MDIO_MMD_AN_MV_STAT2_100BT1) + phydev->speed = SPEED_100; + else if (ret & MDIO_MMD_AN_MV_STAT2_1000BT1) + phydev->speed = SPEED_1000; + + return 0; } static int mv88q2xxx_read_status(struct phy_device *phydev) { int ret; + if (phydev->autoneg == AUTONEG_ENABLE) { + /* We have to get the negotiated speed first, otherwise we are + * not able to read the link. + */ + ret = mv88q2xxx_read_aneg_speed(phydev); + if (ret < 0) + return ret; + + ret = mv88q2xxx_read_link(phydev); + if (ret < 0) + return ret; + + ret = genphy_c45_read_lpa(phydev); + if (ret < 0) + return ret; + + ret = genphy_c45_baset1_read_status(phydev); + if (ret < 0) + return ret; + + ret = mv88q2xxx_read_master_slave_state(phydev); + if (ret < 0) + return ret; + + phy_resolve_aneg_linkmode(phydev); + + return 0; + } + ret = mv88q2xxx_read_link(phydev); if (ret < 0) return ret; @@ -166,7 +350,9 @@ static int mv88q2xxx_get_features(struct phy_device *phydev) * sequence provided by Marvell. Disable it for now until a proper * workaround is found or a new PHY revision is released. */ - linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->supported); + if (phydev->drv->phy_id == MARVELL_PHY_ID_88Q2110) + linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, + phydev->supported); return 0; } @@ -179,28 +365,29 @@ static int mv88q2xxx_config_aneg(struct phy_device *phydev) if (ret) return ret; - return mv88q2xxx_soft_reset(phydev); + return phydev->drv->soft_reset(phydev); } static int mv88q2xxx_config_init(struct phy_device *phydev) { - int ret; - /* The 88Q2XXX PHYs do have the extended ability register available, but * register MDIO_PMA_EXTABLE where they should signalize it does not * work according to specification. Therefore, we force it here. */ phydev->pma_extable = MDIO_PMA_EXTABLE_BT1; - /* Read the current PHY configuration */ - ret = genphy_c45_read_pma(phydev); - if (ret) - return ret; + /* Configure interrupt with default settings, output is driven low for + * active interrupt and high for inactive. + */ + if (phy_interrupt_is_valid(phydev)) + return phy_set_bits_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_GPIO_INT_CTRL, + MDIO_MMD_PCS_MV_GPIO_INT_CTRL_TRI_DIS); - return mv88q2xxx_config_aneg(phydev); + return 0; } -static int mv88q2xxxx_get_sqi(struct phy_device *phydev) +static int mv88q2xxx_get_sqi(struct phy_device *phydev) { int ret; @@ -208,7 +395,8 @@ static int mv88q2xxxx_get_sqi(struct phy_device *phydev) /* Read the SQI from the vendor specific receiver status * register */ - ret = phy_read_mmd(phydev, MDIO_MMD_PCS, 0x8230); + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_RX_STAT); if (ret < 0) return ret; @@ -218,7 +406,7 @@ static int mv88q2xxxx_get_sqi(struct phy_device *phydev) * but can be found in the Software Initialization Guide. Only * revisions >= A0 are supported. */ - ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, 0xFC5D, 0x00FF, 0x00AC); + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, 0xfc5d, 0xff, 0xac); if (ret < 0) return ret; @@ -227,14 +415,386 @@ static int mv88q2xxxx_get_sqi(struct phy_device *phydev) return ret; } - return ret & 0x0F; + return ret & 0x0f; } -static int mv88q2xxxx_get_sqi_max(struct phy_device *phydev) +static int mv88q2xxx_get_sqi_max(struct phy_device *phydev) { return 15; } +static int mv88q2xxx_config_intr(struct phy_device *phydev) +{ + int ret; + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { + /* Enable interrupts for 1000BASE-T1 link up and down events + * and enable general interrupts for 100BASE-T1. + */ + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_INT_EN, + MDIO_MMD_PCS_MV_INT_EN_LINK_UP | + MDIO_MMD_PCS_MV_INT_EN_LINK_DOWN | + MDIO_MMD_PCS_MV_INT_EN_100BT1); + if (ret < 0) + return ret; + + /* Enable interrupts for 100BASE-T1 link events */ + return phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_100BT1_INT_EN, + MDIO_MMD_PCS_MV_100BT1_INT_EN_LINKEVENT); + } else { + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_INT_EN, 0); + if (ret < 0) + return ret; + + return phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_100BT1_INT_EN, 0); + } +} + +static irqreturn_t mv88q2xxx_handle_interrupt(struct phy_device *phydev) +{ + bool trigger_machine = false; + int irq; + + /* Before we can acknowledge the 100BT1 general interrupt, that is in + * the 1000BT1 interrupt status register, we have to acknowledge any + * interrupts that are related to it. Therefore we read first the 100BT1 + * interrupt status register, followed by reading the 1000BT1 interrupt + * status register. + */ + + irq = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_COPPER_INT_STAT); + if (irq < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + /* Check link status for 100BT1 */ + if (irq & MDIO_MMD_PCS_MV_COPPER_INT_STAT_LINKEVENT) + trigger_machine = true; + + irq = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_GPIO_INT_STAT); + if (irq < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + /* Check link status for 1000BT1 */ + if ((irq & MDIO_MMD_PCS_MV_GPIO_INT_STAT_LINK_UP) || + (irq & MDIO_MMD_PCS_MV_GPIO_INT_STAT_LINK_DOWN)) + trigger_machine = true; + + if (!trigger_machine) + return IRQ_NONE; + + phy_trigger_machine(phydev); + + return IRQ_HANDLED; +} + +static int mv88q2xxx_suspend(struct phy_device *phydev) +{ + int ret; + + /* Disable PHY interrupts */ + if (phy_interrupt_is_valid(phydev)) { + phydev->interrupts = PHY_INTERRUPT_DISABLED; + ret = mv88q2xxx_config_intr(phydev); + if (ret) + return ret; + } + + return phy_set_bits_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_CTRL1, + MDIO_CTRL1_LPOWER); +} + +static int mv88q2xxx_resume(struct phy_device *phydev) +{ + int ret; + + /* Enable PHY interrupts */ + if (phy_interrupt_is_valid(phydev)) { + phydev->interrupts = PHY_INTERRUPT_ENABLED; + ret = mv88q2xxx_config_intr(phydev); + if (ret) + return ret; + } + + return phy_clear_bits_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_CTRL1, + MDIO_CTRL1_LPOWER); +} + +#if IS_ENABLED(CONFIG_HWMON) +static const struct hwmon_channel_info * const mv88q2xxx_hwmon_info[] = { + HWMON_CHANNEL_INFO(temp, HWMON_T_INPUT | HWMON_T_MAX | HWMON_T_ALARM), + NULL +}; + +static umode_t mv88q2xxx_hwmon_is_visible(const void *data, + enum hwmon_sensor_types type, + u32 attr, int channel) +{ + switch (attr) { + case hwmon_temp_input: + return 0444; + case hwmon_temp_max: + return 0644; + case hwmon_temp_alarm: + return 0444; + default: + return 0; + } +} + +static int mv88q2xxx_hwmon_read(struct device *dev, + enum hwmon_sensor_types type, + u32 attr, int channel, long *val) +{ + struct phy_device *phydev = dev_get_drvdata(dev); + int ret; + + switch (attr) { + case hwmon_temp_input: + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TEMP_SENSOR3); + if (ret < 0) + return ret; + + ret = FIELD_GET(MDIO_MMD_PCS_MV_TEMP_SENSOR3_MASK, ret); + *val = (ret - 75) * 1000; + return 0; + case hwmon_temp_max: + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TEMP_SENSOR3); + if (ret < 0) + return ret; + + ret = FIELD_GET(MDIO_MMD_PCS_MV_TEMP_SENSOR3_INT_THRESH_MASK, + ret); + *val = (ret - 75) * 1000; + return 0; + case hwmon_temp_alarm: + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TEMP_SENSOR1); + if (ret < 0) + return ret; + + *val = !!(ret & MDIO_MMD_PCS_MV_TEMP_SENSOR1_RAW_INT); + return 0; + default: + return -EOPNOTSUPP; + } +} + +static int mv88q2xxx_hwmon_write(struct device *dev, + enum hwmon_sensor_types type, u32 attr, + int channel, long val) +{ + struct phy_device *phydev = dev_get_drvdata(dev); + + switch (attr) { + case hwmon_temp_max: + clamp_val(val, -75000, 180000); + val = (val / 1000) + 75; + val = FIELD_PREP(MDIO_MMD_PCS_MV_TEMP_SENSOR3_INT_THRESH_MASK, + val); + return phy_modify_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TEMP_SENSOR3, + MDIO_MMD_PCS_MV_TEMP_SENSOR3_INT_THRESH_MASK, + val); + default: + return -EOPNOTSUPP; + } +} + +static const struct hwmon_ops mv88q2xxx_hwmon_hwmon_ops = { + .is_visible = mv88q2xxx_hwmon_is_visible, + .read = mv88q2xxx_hwmon_read, + .write = mv88q2xxx_hwmon_write, +}; + +static const struct hwmon_chip_info mv88q2xxx_hwmon_chip_info = { + .ops = &mv88q2xxx_hwmon_hwmon_ops, + .info = mv88q2xxx_hwmon_info, +}; + +static int mv88q2xxx_hwmon_probe(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + struct device *hwmon; + char *hwmon_name; + int ret; + + /* Enable temperature sense */ + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_TEMP_SENSOR2, + MDIO_MMD_PCS_MV_TEMP_SENSOR2_DIS_MASK, 0); + if (ret < 0) + return ret; + + hwmon_name = devm_hwmon_sanitize_name(dev, dev_name(dev)); + if (IS_ERR(hwmon_name)) + return PTR_ERR(hwmon_name); + + hwmon = devm_hwmon_device_register_with_info(dev, + hwmon_name, + phydev, + &mv88q2xxx_hwmon_chip_info, + NULL); + + return PTR_ERR_OR_ZERO(hwmon); +} + +#else +static int mv88q2xxx_hwmon_probe(struct phy_device *phydev) +{ + return 0; +} +#endif + +static int mv88q2xxx_probe(struct phy_device *phydev) +{ + return mv88q2xxx_hwmon_probe(phydev); +} + +static int mv88q222x_soft_reset(struct phy_device *phydev) +{ + int ret; + + /* Enable RESET of DCL */ + if (phydev->autoneg == AUTONEG_ENABLE || phydev->speed == SPEED_1000) { + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, 0xfe1b, 0x48); + if (ret < 0) + return ret; + } + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_1000BT1_CTRL, + MDIO_PCS_1000BT1_CTRL_RESET); + if (ret < 0) + return ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, 0xffe4, 0xc); + if (ret < 0) + return ret; + + /* Disable RESET of DCL */ + if (phydev->autoneg == AUTONEG_ENABLE || phydev->speed == SPEED_1000) + return phy_write_mmd(phydev, MDIO_MMD_PCS, 0xfe1b, 0x58); + + return 0; +} + +static int mv88q222x_revb0_config_init(struct phy_device *phydev) +{ + int ret, i; + + for (i = 0; i < ARRAY_SIZE(mv88q222x_revb0_init_seq0); i++) { + ret = phy_write_mmd(phydev, mv88q222x_revb0_init_seq0[i].devad, + mv88q222x_revb0_init_seq0[i].regnum, + mv88q222x_revb0_init_seq0[i].val); + if (ret < 0) + return ret; + } + + usleep_range(5000, 10000); + + for (i = 0; i < ARRAY_SIZE(mv88q222x_revb0_init_seq1); i++) { + ret = phy_write_mmd(phydev, mv88q222x_revb0_init_seq1[i].devad, + mv88q222x_revb0_init_seq1[i].regnum, + mv88q222x_revb0_init_seq1[i].val); + if (ret < 0) + return ret; + } + + return mv88q2xxx_config_init(phydev); +} + +static int mv88q222x_cable_test_start(struct phy_device *phydev) +{ + int ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TDR_OFF_CUTOFF, 0x0058); + if (ret < 0) + return ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TDR_OFF_LONG_CABLE, 0x00eb); + if (ret < 0) + return ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, + MDIO_MMD_PCS_MV_TDR_OFF_SHORT_CABLE, 0x010e); + if (ret < 0) + return ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_TDR_RESET, + 0x0d90); + if (ret < 0) + return ret; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_TDR_STATUS, + MDIO_MMD_PCS_MV_TDR_STATUS_ON); + if (ret < 0) + return ret; + + /* According to the Marvell API the test is finished within 500 ms */ + msleep(500); + + return 0; +} + +static int mv88q222x_cable_test_get_status(struct phy_device *phydev, + bool *finished) +{ + int ret, status; + u32 dist; + + status = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_TDR_STATUS); + if (status < 0) + return status; + + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_MMD_PCS_MV_TDR_RESET, + MDIO_MMD_PCS_MV_TDR_RESET_TDR_RST | 0xd90); + if (ret < 0) + return ret; + + /* Test could not be finished */ + if (FIELD_GET(MDIO_MMD_PCS_MV_TDR_STATUS_MASK, status) != + MDIO_MMD_PCS_MV_TDR_STATUS_OFF) + return -ETIMEDOUT; + + *finished = true; + /* Fault length reported in meters, convert to centimeters */ + dist = FIELD_GET(MDIO_MMD_PCS_MV_TDR_STATUS_DIST_MASK, status) * 100; + switch (status & MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_MASK) { + case MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_OPEN: + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A, + ETHTOOL_A_CABLE_RESULT_CODE_OPEN); + ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_A, + dist); + break; + case MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_SHORT: + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A, + ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT); + ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_A, + dist); + break; + case MDIO_MMD_PCS_MV_TDR_STATUS_VCT_STAT_OK: + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A, + ETHTOOL_A_CABLE_RESULT_CODE_OK); + break; + default: + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A, + ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC); + } + + return 0; +} + static struct phy_driver mv88q2xxx_driver[] = { { .phy_id = MARVELL_PHY_ID_88Q2110, @@ -246,8 +806,29 @@ static struct phy_driver mv88q2xxx_driver[] = { .read_status = mv88q2xxx_read_status, .soft_reset = mv88q2xxx_soft_reset, .set_loopback = genphy_c45_loopback, - .get_sqi = mv88q2xxxx_get_sqi, - .get_sqi_max = mv88q2xxxx_get_sqi_max, + .get_sqi = mv88q2xxx_get_sqi, + .get_sqi_max = mv88q2xxx_get_sqi_max, + }, + { + PHY_ID_MATCH_EXACT(PHY_ID_88Q2220_REVB0), + .name = "mv88q2220", + .flags = PHY_POLL_CABLE_TEST, + .probe = mv88q2xxx_probe, + .get_features = mv88q2xxx_get_features, + .config_aneg = mv88q2xxx_config_aneg, + .aneg_done = genphy_c45_aneg_done, + .config_init = mv88q222x_revb0_config_init, + .read_status = mv88q2xxx_read_status, + .soft_reset = mv88q222x_soft_reset, + .config_intr = mv88q2xxx_config_intr, + .handle_interrupt = mv88q2xxx_handle_interrupt, + .set_loopback = genphy_c45_loopback, + .cable_test_start = mv88q222x_cable_test_start, + .cable_test_get_status = mv88q222x_cable_test_get_status, + .get_sqi = mv88q2xxx_get_sqi, + .get_sqi_max = mv88q2xxx_get_sqi_max, + .suspend = mv88q2xxx_suspend, + .resume = mv88q2xxx_resume, }, }; @@ -255,6 +836,7 @@ module_phy_driver(mv88q2xxx_driver); static struct mdio_device_id __maybe_unused mv88q2xxx_tbl[] = { { MARVELL_PHY_ID_88Q2110, MARVELL_PHY_ID_MASK }, + { PHY_ID_MATCH_EXACT(PHY_ID_88Q2220_REVB0), }, { /*sentinel*/ } }; MODULE_DEVICE_TABLE(mdio, mv88q2xxx_tbl); diff --git a/drivers/net/phy/marvell-88x2222.c b/drivers/net/phy/marvell-88x2222.c index e3aa30dad2e6..b88398e6872b 100644 --- a/drivers/net/phy/marvell-88x2222.c +++ b/drivers/net/phy/marvell-88x2222.c @@ -9,12 +9,10 @@ */ #include <linux/module.h> #include <linux/phy.h> -#include <linux/gpio.h> #include <linux/delay.h> #include <linux/mdio.h> #include <linux/marvell_phy.h> #include <linux/of.h> -#include <linux/of_gpio.h> #include <linux/sfp.h> #include <linux/netdevice.h> diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index eba652a4c1d8..42ed013385bf 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -919,7 +919,10 @@ static int m88e1111_config_init_1000basex(struct phy_device *phydev) if (extsr < 0) return extsr; - /* If using copper mode, ensure 1000BaseX auto-negotiation is enabled */ + /* If using copper mode, ensure 1000BaseX auto-negotiation is enabled. + * FIXME: this does not actually enable 1000BaseX auto-negotiation if + * it was previously disabled in the Fiber BMCR! + */ mode = extsr & MII_M1111_HWCFG_MODE_MASK; if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) { err = phy_modify(phydev, MII_M1111_PHY_EXT_SR, @@ -1461,7 +1464,7 @@ static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs) static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs) { - struct ethtool_eee eee; + struct ethtool_keee eee; int val, ret; if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF) diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index afbad1ad8683..8b9ead76e40e 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -13,7 +13,6 @@ #include <linux/errno.h> #include <linux/etherdevice.h> #include <linux/ethtool.h> -#include <linux/gpio.h> #include <linux/gpio/consumer.h> #include <linux/init.h> #include <linux/interrupt.h> @@ -25,7 +24,6 @@ #include <linux/module.h> #include <linux/netdevice.h> #include <linux/of_device.h> -#include <linux/of_gpio.h> #include <linux/of_mdio.h> #include <linux/phy.h> #include <linux/reset.h> @@ -459,19 +457,34 @@ EXPORT_SYMBOL(of_mdio_find_bus); * found, set the of_node pointer for the mdio device. This allows * auto-probed phy devices to be supplied with information passed in * via DT. + * If a PHY package is found, PHY is searched also there. */ -static void of_mdiobus_link_mdiodev(struct mii_bus *bus, - struct mdio_device *mdiodev) +static int of_mdiobus_find_phy(struct device *dev, struct mdio_device *mdiodev, + struct device_node *np) { - struct device *dev = &mdiodev->dev; struct device_node *child; - if (dev->of_node || !bus->dev.of_node) - return; - - for_each_available_child_of_node(bus->dev.of_node, child) { + for_each_available_child_of_node(np, child) { int addr; + if (of_node_name_eq(child, "ethernet-phy-package")) { + /* Validate PHY package reg presence */ + if (!of_property_present(child, "reg")) { + of_node_put(child); + return -EINVAL; + } + + if (!of_mdiobus_find_phy(dev, mdiodev, child)) { + /* The refcount for the PHY package will be + * incremented later when PHY join the Package. + */ + of_node_put(child); + return 0; + } + + continue; + } + addr = of_mdio_parse_addr(dev, child); if (addr < 0) continue; @@ -481,9 +494,22 @@ static void of_mdiobus_link_mdiodev(struct mii_bus *bus, /* The refcount on "child" is passed to the mdio * device. Do _not_ use of_node_put(child) here. */ - return; + return 0; } } + + return -ENODEV; +} + +static void of_mdiobus_link_mdiodev(struct mii_bus *bus, + struct mdio_device *mdiodev) +{ + struct device *dev = &mdiodev->dev; + + if (dev->of_node || !bus->dev.of_node) + return; + + of_mdiobus_find_phy(dev, mdiodev, bus->dev.of_node); } #else /* !IS_ENABLED(CONFIG_OF_MDIO) */ static inline void of_mdiobus_link_mdiodev(struct mii_bus *mdio, @@ -1398,7 +1424,7 @@ static const struct attribute_group *mdio_bus_dev_groups[] = { NULL, }; -struct bus_type mdio_bus_type = { +const struct bus_type mdio_bus_type = { .name = "mdio_bus", .dev_groups = mdio_bus_dev_groups, .match = mdio_bus_match, diff --git a/drivers/net/phy/mdio_devres.c b/drivers/net/phy/mdio_devres.c index 69b829e6ab35..7fd3377dbd79 100644 --- a/drivers/net/phy/mdio_devres.c +++ b/drivers/net/phy/mdio_devres.c @@ -131,4 +131,5 @@ int __devm_of_mdiobus_register(struct device *dev, struct mii_bus *mdio, EXPORT_SYMBOL(__devm_of_mdiobus_register); #endif /* CONFIG_OF_MDIO */ +MODULE_DESCRIPTION("Network MDIO bus devres helpers"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index dad720138baa..8b8634600c51 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -114,12 +114,25 @@ #define LAN8814_INTR_CTRL_REG_POLARITY BIT(1) #define LAN8814_INTR_CTRL_REG_INTR_ENABLE BIT(0) +#define LAN8814_EEE_STATE 0x38 +#define LAN8814_EEE_STATE_MASK2P5P BIT(10) + +#define LAN8814_PD_CONTROLS 0x9d +#define LAN8814_PD_CONTROLS_PD_MEAS_TIME_MASK GENMASK(3, 0) +#define LAN8814_PD_CONTROLS_PD_MEAS_TIME_VAL 0xb + /* Represents 1ppm adjustment in 2^32 format with * each nsec contains 4 clock cycles. * The value is calculated as following: (1/1000000)/((2^-32)/4) */ #define LAN8814_1PPM_FORMAT 17179 +/* Represents 1ppm adjustment in 2^32 format with + * each nsec contains 8 clock cycles. + * The value is calculated as following: (1/1000000)/((2^-32)/8) + */ +#define LAN8841_1PPM_FORMAT 34360 + #define PTP_RX_VERSION 0x0248 #define PTP_TX_VERSION 0x0288 #define PTP_MAX_VERSION(x) (((x) & GENMASK(7, 0)) << 8) @@ -154,11 +167,13 @@ #define PTP_CMD_CTL_PTP_LTC_STEP_SEC_ BIT(5) #define PTP_CMD_CTL_PTP_LTC_STEP_NSEC_ BIT(6) +#define PTP_CLOCK_SET_SEC_HI 0x0205 #define PTP_CLOCK_SET_SEC_MID 0x0206 #define PTP_CLOCK_SET_SEC_LO 0x0207 #define PTP_CLOCK_SET_NS_HI 0x0208 #define PTP_CLOCK_SET_NS_LO 0x0209 +#define PTP_CLOCK_READ_SEC_HI 0x0229 #define PTP_CLOCK_READ_SEC_MID 0x022A #define PTP_CLOCK_READ_SEC_LO 0x022B #define PTP_CLOCK_READ_NS_HI 0x022C @@ -2592,35 +2607,31 @@ static bool lan8814_rxtstamp(struct mii_timestamper *mii_ts, struct sk_buff *skb } static void lan8814_ptp_clock_set(struct phy_device *phydev, - u32 seconds, u32 nano_seconds) + time64_t sec, u32 nsec) { - u32 sec_low, sec_high, nsec_low, nsec_high; - - sec_low = seconds & 0xffff; - sec_high = (seconds >> 16) & 0xffff; - nsec_low = nano_seconds & 0xffff; - nsec_high = (nano_seconds >> 16) & 0x3fff; - - lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_SEC_LO, sec_low); - lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_SEC_MID, sec_high); - lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_NS_LO, nsec_low); - lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_NS_HI, nsec_high); + lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_SEC_LO, lower_16_bits(sec)); + lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_SEC_MID, upper_16_bits(sec)); + lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_SEC_HI, upper_32_bits(sec)); + lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_NS_LO, lower_16_bits(nsec)); + lanphy_write_page_reg(phydev, 4, PTP_CLOCK_SET_NS_HI, upper_16_bits(nsec)); lanphy_write_page_reg(phydev, 4, PTP_CMD_CTL, PTP_CMD_CTL_PTP_CLOCK_LOAD_); } static void lan8814_ptp_clock_get(struct phy_device *phydev, - u32 *seconds, u32 *nano_seconds) + time64_t *sec, u32 *nsec) { lanphy_write_page_reg(phydev, 4, PTP_CMD_CTL, PTP_CMD_CTL_PTP_CLOCK_READ_); - *seconds = lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_SEC_MID); - *seconds = (*seconds << 16) | - lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_SEC_LO); + *sec = lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_SEC_HI); + *sec <<= 16; + *sec |= lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_SEC_MID); + *sec <<= 16; + *sec |= lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_SEC_LO); - *nano_seconds = lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_NS_HI); - *nano_seconds = ((*nano_seconds & 0x3fff) << 16) | - lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_NS_LO); + *nsec = lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_NS_HI); + *nsec <<= 16; + *nsec |= lanphy_read_page_reg(phydev, 4, PTP_CLOCK_READ_NS_LO); } static int lan8814_ptpci_gettime64(struct ptp_clock_info *ptpci, @@ -2630,7 +2641,7 @@ static int lan8814_ptpci_gettime64(struct ptp_clock_info *ptpci, ptp_clock_info); struct phy_device *phydev = shared->phydev; u32 nano_seconds; - u32 seconds; + time64_t seconds; mutex_lock(&shared->shared_lock); lan8814_ptp_clock_get(phydev, &seconds, &nano_seconds); @@ -2660,38 +2671,37 @@ static void lan8814_ptp_clock_step(struct phy_device *phydev, { u32 nano_seconds_step; u64 abs_time_step_ns; - u32 unsigned_seconds; + time64_t set_seconds; u32 nano_seconds; u32 remainder; s32 seconds; if (time_step_ns > 15000000000LL) { /* convert to clock set */ - lan8814_ptp_clock_get(phydev, &unsigned_seconds, &nano_seconds); - unsigned_seconds += div_u64_rem(time_step_ns, 1000000000LL, - &remainder); + lan8814_ptp_clock_get(phydev, &set_seconds, &nano_seconds); + set_seconds += div_u64_rem(time_step_ns, 1000000000LL, + &remainder); nano_seconds += remainder; if (nano_seconds >= 1000000000) { - unsigned_seconds++; + set_seconds++; nano_seconds -= 1000000000; } - lan8814_ptp_clock_set(phydev, unsigned_seconds, nano_seconds); + lan8814_ptp_clock_set(phydev, set_seconds, nano_seconds); return; } else if (time_step_ns < -15000000000LL) { /* convert to clock set */ time_step_ns = -time_step_ns; - lan8814_ptp_clock_get(phydev, &unsigned_seconds, &nano_seconds); - unsigned_seconds -= div_u64_rem(time_step_ns, 1000000000LL, - &remainder); + lan8814_ptp_clock_get(phydev, &set_seconds, &nano_seconds); + set_seconds -= div_u64_rem(time_step_ns, 1000000000LL, + &remainder); nano_seconds_step = remainder; if (nano_seconds < nano_seconds_step) { - unsigned_seconds--; + set_seconds--; nano_seconds += 1000000000; } nano_seconds -= nano_seconds_step; - lan8814_ptp_clock_set(phydev, unsigned_seconds, - nano_seconds); + lan8814_ptp_clock_set(phydev, set_seconds, nano_seconds); return; } @@ -3285,6 +3295,33 @@ static int lan8814_release_coma_mode(struct phy_device *phydev) return 0; } +static void lan8814_clear_2psp_bit(struct phy_device *phydev) +{ + u16 val; + + /* It was noticed that when traffic is passing through the PHY and the + * cable is removed then the LED was still one even though there is no + * link + */ + val = lanphy_read_page_reg(phydev, 2, LAN8814_EEE_STATE); + val &= ~LAN8814_EEE_STATE_MASK2P5P; + lanphy_write_page_reg(phydev, 2, LAN8814_EEE_STATE, val); +} + +static void lan8814_update_meas_time(struct phy_device *phydev) +{ + u16 val; + + /* By setting the measure time to a value of 0xb this will allow cables + * longer than 100m to be used. This configuration can be used + * regardless of the mode of operation of the PHY + */ + val = lanphy_read_page_reg(phydev, 1, LAN8814_PD_CONTROLS); + val &= ~LAN8814_PD_CONTROLS_PD_MEAS_TIME_MASK; + val |= LAN8814_PD_CONTROLS_PD_MEAS_TIME_VAL; + lanphy_write_page_reg(phydev, 1, LAN8814_PD_CONTROLS, val); +} + static int lan8814_probe(struct phy_device *phydev) { const struct kszphy_type *type = phydev->drv->driver_data; @@ -3321,6 +3358,10 @@ static int lan8814_probe(struct phy_device *phydev) lan8814_ptp_init(phydev); + /* Errata workarounds */ + lan8814_clear_2psp_bit(phydev); + lan8814_update_meas_time(phydev); + return 0; } @@ -4118,8 +4159,8 @@ static int lan8841_ptp_adjfine(struct ptp_clock_info *ptp, long scaled_ppm) faster = false; } - rate = LAN8814_1PPM_FORMAT * (upper_16_bits(scaled_ppm)); - rate += (LAN8814_1PPM_FORMAT * (lower_16_bits(scaled_ppm))) >> 16; + rate = LAN8841_1PPM_FORMAT * (upper_16_bits(scaled_ppm)); + rate += (LAN8841_1PPM_FORMAT * (lower_16_bits(scaled_ppm))) >> 16; mutex_lock(&ptp_priv->ptp_lock); phy_write_mmd(phydev, 2, LAN8841_PTP_LTC_RATE_ADJ_HI, diff --git a/drivers/net/phy/mxl-gpy.c b/drivers/net/phy/mxl-gpy.c index ea1073adc5a1..b2d36a3a96f1 100644 --- a/drivers/net/phy/mxl-gpy.c +++ b/drivers/net/phy/mxl-gpy.c @@ -274,6 +274,14 @@ static int gpy_config_init(struct phy_device *phydev) return ret < 0 ? ret : 0; } +static int gpy21x_config_init(struct phy_device *phydev) +{ + __set_bit(PHY_INTERFACE_MODE_2500BASEX, phydev->possible_interfaces); + __set_bit(PHY_INTERFACE_MODE_SGMII, phydev->possible_interfaces); + + return gpy_config_init(phydev); +} + static int gpy_probe(struct phy_device *phydev) { struct device *dev = &phydev->mdio.dev; @@ -867,7 +875,7 @@ static struct phy_driver gpy_drivers[] = { .phy_id_mask = PHY_ID_GPY21xB_MASK, .name = "Maxlinear Ethernet GPY211B", .get_features = genphy_c45_pma_read_abilities, - .config_init = gpy_config_init, + .config_init = gpy21x_config_init, .probe = gpy_probe, .suspend = genphy_suspend, .resume = genphy_resume, @@ -884,7 +892,7 @@ static struct phy_driver gpy_drivers[] = { PHY_ID_MATCH_MODEL(PHY_ID_GPY211C), .name = "Maxlinear Ethernet GPY211C", .get_features = genphy_c45_pma_read_abilities, - .config_init = gpy_config_init, + .config_init = gpy21x_config_init, .probe = gpy_probe, .suspend = genphy_suspend, .resume = genphy_resume, @@ -902,7 +910,7 @@ static struct phy_driver gpy_drivers[] = { .phy_id_mask = PHY_ID_GPY21xB_MASK, .name = "Maxlinear Ethernet GPY212B", .get_features = genphy_c45_pma_read_abilities, - .config_init = gpy_config_init, + .config_init = gpy21x_config_init, .probe = gpy_probe, .suspend = genphy_suspend, .resume = genphy_resume, @@ -919,7 +927,7 @@ static struct phy_driver gpy_drivers[] = { PHY_ID_MATCH_MODEL(PHY_ID_GPY212C), .name = "Maxlinear Ethernet GPY212C", .get_features = genphy_c45_pma_read_abilities, - .config_init = gpy_config_init, + .config_init = gpy21x_config_init, .probe = gpy_probe, .suspend = genphy_suspend, .resume = genphy_resume, @@ -937,7 +945,7 @@ static struct phy_driver gpy_drivers[] = { .phy_id_mask = PHY_ID_GPYx15B_MASK, .name = "Maxlinear Ethernet GPY215B", .get_features = genphy_c45_pma_read_abilities, - .config_init = gpy_config_init, + .config_init = gpy21x_config_init, .probe = gpy_probe, .suspend = genphy_suspend, .resume = genphy_resume, @@ -954,7 +962,7 @@ static struct phy_driver gpy_drivers[] = { PHY_ID_MATCH_MODEL(PHY_ID_GPY215C), .name = "Maxlinear Ethernet GPY215C", .get_features = genphy_c45_pma_read_abilities, - .config_init = gpy_config_init, + .config_init = gpy21x_config_init, .probe = gpy_probe, .suspend = genphy_suspend, .resume = genphy_resume, diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c index 747d14bf152c..5695935fdce9 100644 --- a/drivers/net/phy/phy-c45.c +++ b/drivers/net/phy/phy-c45.c @@ -208,7 +208,8 @@ static int genphy_c45_baset1_an_config_aneg(struct phy_device *phydev) adv_l_mask = MDIO_AN_T1_ADV_L_FORCE_MS | MDIO_AN_T1_ADV_L_PAUSE_CAP | MDIO_AN_T1_ADV_L_PAUSE_ASYM; - adv_m_mask = MDIO_AN_T1_ADV_M_MST | MDIO_AN_T1_ADV_M_B10L; + adv_m_mask = MDIO_AN_T1_ADV_M_1000BT1 | MDIO_AN_T1_ADV_M_100BT1 | + MDIO_AN_T1_ADV_M_MST | MDIO_AN_T1_ADV_M_B10L; switch (phydev->master_slave_set) { case MASTER_SLAVE_CFG_MASTER_FORCE: @@ -706,6 +707,22 @@ int genphy_c45_write_eee_adv(struct phy_device *phydev, unsigned long *adv) changed = 1; } + if (linkmode_intersects(phydev->supported_eee, PHY_EEE_CAP2_FEATURES)) { + val = linkmode_to_mii_eee_cap2_t(adv); + + /* IEEE 802.3-2022 45.2.7.16 EEE advertisement 2 + * (Register 7.62) + */ + val = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, + MDIO_AN_EEE_ADV2, + MDIO_EEE_2_5GT | MDIO_EEE_5GT, + val); + if (val < 0) + return val; + if (val > 0) + changed = 1; + } + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, phydev->supported_eee)) { val = linkmode_adv_to_mii_10base_t1_t(adv); @@ -745,6 +762,17 @@ int genphy_c45_read_eee_adv(struct phy_device *phydev, unsigned long *adv) mii_eee_cap1_mod_linkmode_t(adv, val); } + if (linkmode_intersects(phydev->supported_eee, PHY_EEE_CAP2_FEATURES)) { + /* IEEE 802.3-2022 45.2.7.16 EEE advertisement 2 + * (Register 7.62) + */ + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV2); + if (val < 0) + return val; + + mii_eee_cap2_mod_linkmode_adv_t(adv, val); + } + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, phydev->supported_eee)) { /* IEEE 802.3cg-2019 45.2.7.25 10BASE-T1 AN control register @@ -781,6 +809,17 @@ static int genphy_c45_read_eee_lpa(struct phy_device *phydev, mii_eee_cap1_mod_linkmode_t(lpa, val); } + if (linkmode_intersects(phydev->supported_eee, PHY_EEE_CAP2_FEATURES)) { + /* IEEE 802.3-2022 45.2.7.17 EEE link partner ability 2 + * (Register 7.63) + */ + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_LPABLE2); + if (val < 0) + return val; + + mii_eee_cap2_mod_linkmode_adv_t(lpa, val); + } + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, phydev->supported_eee)) { /* IEEE 802.3cg-2019 45.2.7.26 10BASE-T1 AN status register @@ -831,6 +870,30 @@ static int genphy_c45_read_eee_cap1(struct phy_device *phydev) } /** + * genphy_c45_read_eee_cap2 - read supported EEE link modes from register 3.21 + * @phydev: target phy_device struct + */ +static int genphy_c45_read_eee_cap2(struct phy_device *phydev) +{ + int val; + + /* IEEE 802.3-2022 45.2.3.11 EEE control and capability 2 + * (Register 3.21) + */ + val = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE2); + if (val < 0) + return val; + + /* IEEE 802.3-2022 45.2.3.11 says 9 bits are reserved. */ + if (val == 0xffff) + return 0; + + mii_eee_cap2_mod_linkmode_sup_t(phydev->supported_eee, val); + + return 0; +} + +/** * genphy_c45_read_eee_abilities - read supported EEE link modes * @phydev: target phy_device struct */ @@ -848,6 +911,13 @@ int genphy_c45_read_eee_abilities(struct phy_device *phydev) return val; } + /* Same for cap2 (3.21) */ + if (linkmode_intersects(phydev->supported, PHY_EEE_CAP2_FEATURES)) { + val = genphy_c45_read_eee_cap2(phydev); + if (val) + return val; + } + if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, phydev->supported)) { /* IEEE 802.3cg-2019 45.2.1.186b 10BASE-T1L PMA status register @@ -1443,17 +1513,17 @@ EXPORT_SYMBOL(genphy_c45_eee_is_active); /** * genphy_c45_ethtool_get_eee - get EEE supported and status * @phydev: target phy_device struct - * @data: ethtool_eee data + * @data: ethtool_keee data * * Description: it reports the Supported/Advertisement/LP Advertisement * capabilities. */ int genphy_c45_ethtool_get_eee(struct phy_device *phydev, - struct ethtool_eee *data) + struct ethtool_keee *data) { __ETHTOOL_DECLARE_LINK_MODE_MASK(adv) = {}; __ETHTOOL_DECLARE_LINK_MODE_MASK(lp) = {}; - bool overflow = false, is_enabled; + bool is_enabled; int ret; ret = genphy_c45_eee_is_active(phydev, adv, lp, &is_enabled); @@ -1462,17 +1532,9 @@ int genphy_c45_ethtool_get_eee(struct phy_device *phydev, data->eee_enabled = is_enabled; data->eee_active = ret; - - if (!ethtool_convert_link_mode_to_legacy_u32(&data->supported, - phydev->supported_eee)) - overflow = true; - if (!ethtool_convert_link_mode_to_legacy_u32(&data->advertised, adv)) - overflow = true; - if (!ethtool_convert_link_mode_to_legacy_u32(&data->lp_advertised, lp)) - overflow = true; - - if (overflow) - phydev_warn(phydev, "Not all supported or advertised EEE link modes were passed to the user space\n"); + linkmode_copy(data->supported, phydev->supported_eee); + linkmode_copy(data->advertised, adv); + linkmode_copy(data->lp_advertised, lp); return 0; } @@ -1481,50 +1543,53 @@ EXPORT_SYMBOL(genphy_c45_ethtool_get_eee); /** * genphy_c45_ethtool_set_eee - set EEE supported and status * @phydev: target phy_device struct - * @data: ethtool_eee data + * @data: ethtool_keee data * * Description: sets the Supported/Advertisement/LP Advertisement * capabilities. If eee_enabled is false, no links modes are * advertised, but the previously advertised link modes are * retained. This allows EEE to be enabled/disabled in a * non-destructive way. + * Returns either error code, 0 if there was no change, or positive + * value if there was a change which triggered auto-neg. */ int genphy_c45_ethtool_set_eee(struct phy_device *phydev, - struct ethtool_eee *data) + struct ethtool_keee *data) { int ret; if (data->eee_enabled) { - if (data->advertised) { - __ETHTOOL_DECLARE_LINK_MODE_MASK(adv); + unsigned long *adv = data->advertised; - ethtool_convert_legacy_u32_to_link_mode(adv, - data->advertised); - linkmode_andnot(adv, adv, phydev->supported_eee); - if (!linkmode_empty(adv)) { + if (!linkmode_empty(adv)) { + __ETHTOOL_DECLARE_LINK_MODE_MASK(tmp); + + if (linkmode_andnot(tmp, adv, phydev->supported_eee)) { phydev_warn(phydev, "At least some EEE link modes are not supported.\n"); return -EINVAL; } - - ethtool_convert_legacy_u32_to_link_mode(phydev->advertising_eee, - data->advertised); } else { - linkmode_copy(phydev->advertising_eee, - phydev->supported_eee); + adv = phydev->supported_eee; } - phydev->eee_enabled = true; - } else { - phydev->eee_enabled = false; + linkmode_copy(phydev->advertising_eee, adv); } + phydev->eee_enabled = data->eee_enabled; + ret = genphy_c45_an_config_eee_aneg(phydev); - if (ret < 0) - return ret; - if (ret > 0) - return phy_restart_aneg(phydev); + if (ret > 0) { + ret = phy_restart_aneg(phydev); + if (ret < 0) + return ret; - return 0; + /* explicitly return 1, otherwise (ret > 0) value will be + * overwritten by phy_restart_aneg(). + */ + return 1; + } + + return ret; } EXPORT_SYMBOL(genphy_c45_ethtool_set_eee); diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 3376e58e2b88..c4236564c1cd 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -983,9 +983,17 @@ static int phy_check_link_status(struct phy_device *phydev) if (phydev->link && phydev->state != PHY_RUNNING) { phy_check_downshift(phydev); phydev->state = PHY_RUNNING; + err = genphy_c45_eee_is_active(phydev, + NULL, NULL, NULL); + if (err <= 0) + phydev->enable_tx_lpi = false; + else + phydev->enable_tx_lpi = phydev->eee_cfg.tx_lpi_enabled; + phy_link_up(phydev); } else if (!phydev->link && phydev->state != PHY_NOLINK) { phydev->state = PHY_NOLINK; + phydev->enable_tx_lpi = false; phy_link_down(phydev); } @@ -1290,7 +1298,6 @@ int phy_disable_interrupts(struct phy_device *phydev) static irqreturn_t phy_interrupt(int irq, void *phy_dat) { struct phy_device *phydev = phy_dat; - struct phy_driver *drv = phydev->drv; irqreturn_t ret; /* Wakeup interrupts may occur during a system sleep transition. @@ -1316,7 +1323,7 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat) } mutex_lock(&phydev->lock); - ret = drv->handle_interrupt(phydev); + ret = phydev->drv->handle_interrupt(phydev); mutex_unlock(&phydev->lock); return ret; @@ -1632,12 +1639,12 @@ EXPORT_SYMBOL(phy_get_eee_err); /** * phy_ethtool_get_eee - get EEE supported and status * @phydev: target phy_device struct - * @data: ethtool_eee data + * @data: ethtool_keee data * - * Description: it reportes the Supported/Advertisement/LP Advertisement - * capabilities. + * Description: reports the Supported/Advertisement/LP Advertisement + * capabilities, etc. */ -int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data) +int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_keee *data) { int ret; @@ -1646,6 +1653,7 @@ int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data) mutex_lock(&phydev->lock); ret = genphy_c45_ethtool_get_eee(phydev, data); + eeecfg_to_eee(data, &phydev->eee_cfg); mutex_unlock(&phydev->lock); return ret; @@ -1653,13 +1661,43 @@ int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data) EXPORT_SYMBOL(phy_ethtool_get_eee); /** + * phy_ethtool_set_eee_noneg - Adjusts MAC LPI configuration without PHY + * renegotiation + * @phydev: pointer to the target PHY device structure + * @data: pointer to the ethtool_keee structure containing the new EEE settings + * + * This function updates the Energy Efficient Ethernet (EEE) configuration + * for cases where only the MAC's Low Power Idle (LPI) configuration changes, + * without triggering PHY renegotiation. It ensures that the MAC is properly + * informed of the new LPI settings by cycling the link down and up, which + * is necessary for the MAC to adopt the new configuration. This adjustment + * is done only if there is a change in the tx_lpi_enabled or tx_lpi_timer + * configuration. + */ +static void phy_ethtool_set_eee_noneg(struct phy_device *phydev, + struct ethtool_keee *data) +{ + if (phydev->eee_cfg.tx_lpi_enabled != data->tx_lpi_enabled || + phydev->eee_cfg.tx_lpi_timer != data->tx_lpi_timer) { + eee_to_eeecfg(&phydev->eee_cfg, data); + phydev->enable_tx_lpi = eeecfg_mac_can_tx_lpi(&phydev->eee_cfg); + if (phydev->link) { + phydev->link = false; + phy_link_down(phydev); + phydev->link = true; + phy_link_up(phydev); + } + } +} + +/** * phy_ethtool_set_eee - set EEE supported and status * @phydev: target phy_device struct - * @data: ethtool_eee data + * @data: ethtool_keee data * * Description: it is to program the Advertisement EEE register. */ -int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data) +int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_keee *data) { int ret; @@ -1668,9 +1706,14 @@ int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data) mutex_lock(&phydev->lock); ret = genphy_c45_ethtool_set_eee(phydev, data); + if (ret >= 0) { + if (ret == 0) + phy_ethtool_set_eee_noneg(phydev, data); + eee_to_eeecfg(&phydev->eee_cfg, data); + } mutex_unlock(&phydev->lock); - return ret; + return ret < 0 ? ret : 0; } EXPORT_SYMBOL(phy_ethtool_set_eee); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 3611ea64875e..8297ef681bf5 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -148,6 +148,14 @@ static const int phy_eee_cap1_features_array[] = { __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_eee_cap1_features) __ro_after_init; EXPORT_SYMBOL_GPL(phy_eee_cap1_features); +static const int phy_eee_cap2_features_array[] = { + ETHTOOL_LINK_MODE_2500baseT_Full_BIT, + ETHTOOL_LINK_MODE_5000baseT_Full_BIT, +}; + +__ETHTOOL_DECLARE_LINK_MODE_MASK(phy_eee_cap2_features) __ro_after_init; +EXPORT_SYMBOL_GPL(phy_eee_cap2_features); + static void features_init(void) { /* 10/100 half/full*/ @@ -232,6 +240,9 @@ static void features_init(void) linkmode_set_bit_array(phy_eee_cap1_features_array, ARRAY_SIZE(phy_eee_cap1_features_array), phy_eee_cap1_features); + linkmode_set_bit_array(phy_eee_cap2_features_array, + ARRAY_SIZE(phy_eee_cap2_features_array), + phy_eee_cap2_features); } @@ -780,7 +791,7 @@ static int get_phy_c45_devs_in_pkg(struct mii_bus *bus, int addr, int dev_addr, * and identifiers in @c45_ids. * * Returns zero on success, %-EIO on bus access error, or %-ENODEV if - * the "devices in package" is invalid. + * the "devices in package" is invalid or no device responds. */ static int get_phy_c45_ids(struct mii_bus *bus, int addr, struct phy_c45_device_ids *c45_ids) @@ -803,7 +814,11 @@ static int get_phy_c45_ids(struct mii_bus *bus, int addr, */ ret = phy_c45_probe_present(bus, addr, i); if (ret < 0) - return -EIO; + /* returning -ENODEV doesn't stop bus + * scanning + */ + return (phy_reg == -EIO || + phy_reg == -ENODEV) ? -ENODEV : -EIO; if (!ret) continue; @@ -1413,6 +1428,11 @@ int phy_sfp_probe(struct phy_device *phydev, } EXPORT_SYMBOL(phy_sfp_probe); +static bool phy_drv_supports_irq(const struct phy_driver *phydrv) +{ + return phydrv->config_intr && phydrv->handle_interrupt; +} + /** * phy_attach_direct - attach a network device to a given PHY device pointer * @dev: network device to attach @@ -1527,6 +1547,9 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev, if (phydev->dev_flags & PHY_F_NO_IRQ) phydev->irq = PHY_POLL; + if (!phy_drv_supports_irq(phydev->drv) && phy_interrupt_is_valid(phydev)) + phydev->irq = PHY_POLL; + /* Port is set to PORT_TP by default and the actual PHY driver will set * it to different value depending on the PHY configuration. If we have * the generic PHY driver we can't figure it out, thus set the old @@ -1592,7 +1615,6 @@ EXPORT_SYMBOL(phy_attach_direct); struct phy_device *phy_attach(struct net_device *dev, const char *bus_id, phy_interface_t interface) { - struct bus_type *bus = &mdio_bus_type; struct phy_device *phydev; struct device *d; int rc; @@ -1603,7 +1625,7 @@ struct phy_device *phy_attach(struct net_device *dev, const char *bus_id, /* Search the list of PHY devices on the mdio bus for the * PHY with the requested name */ - d = bus_find_device_by_name(bus, NULL, bus_id); + d = bus_find_device_by_name(&mdio_bus_type, NULL, bus_id); if (!d) { pr_err("PHY %s not found\n", bus_id); return ERR_PTR(-ENODEV); @@ -1700,6 +1722,7 @@ int phy_package_join(struct phy_device *phydev, int base_addr, size_t priv_size) shared->priv_size = priv_size; } shared->base_addr = base_addr; + shared->np = NULL; refcount_set(&shared->refcnt, 1); bus->shared[base_addr] = shared; } else { @@ -1723,6 +1746,63 @@ err_unlock: EXPORT_SYMBOL_GPL(phy_package_join); /** + * of_phy_package_join - join a common PHY group in PHY package + * @phydev: target phy_device struct + * @priv_size: if non-zero allocate this amount of bytes for private data + * + * This is a variant of phy_package_join for PHY package defined in DT. + * + * The parent node of the @phydev is checked as a valid PHY package node + * structure (by matching the node name "ethernet-phy-package") and the + * base_addr for the PHY package is passed to phy_package_join. + * + * With this configuration the shared struct will also have the np value + * filled to use additional DT defined properties in PHY specific + * probe_once and config_init_once PHY package OPs. + * + * Returns < 0 on error, 0 on success. Esp. calling phy_package_join() + * with the same cookie but a different priv_size is an error. Or a parent + * node is not detected or is not valid or doesn't match the expected node + * name for PHY package. + */ +int of_phy_package_join(struct phy_device *phydev, size_t priv_size) +{ + struct device_node *node = phydev->mdio.dev.of_node; + struct device_node *package_node; + u32 base_addr; + int ret; + + if (!node) + return -EINVAL; + + package_node = of_get_parent(node); + if (!package_node) + return -EINVAL; + + if (!of_node_name_eq(package_node, "ethernet-phy-package")) { + ret = -EINVAL; + goto exit; + } + + if (of_property_read_u32(package_node, "reg", &base_addr)) { + ret = -EINVAL; + goto exit; + } + + ret = phy_package_join(phydev, base_addr, priv_size); + if (ret) + goto exit; + + phydev->shared->np = package_node; + + return 0; +exit: + of_node_put(package_node); + return ret; +} +EXPORT_SYMBOL_GPL(of_phy_package_join); + +/** * phy_package_leave - leave a common PHY group * @phydev: target phy_device struct * @@ -1738,6 +1818,10 @@ void phy_package_leave(struct phy_device *phydev) if (!shared) return; + /* Decrease the node refcount on leave if present */ + if (shared->np) + of_node_put(shared->np); + if (refcount_dec_and_mutex_lock(&shared->refcnt, &bus->shared_lock)) { bus->shared[shared->base_addr] = NULL; mutex_unlock(&bus->shared_lock); @@ -1791,6 +1875,40 @@ int devm_phy_package_join(struct device *dev, struct phy_device *phydev, EXPORT_SYMBOL_GPL(devm_phy_package_join); /** + * devm_of_phy_package_join - resource managed of_phy_package_join() + * @dev: device that is registering this PHY package + * @phydev: target phy_device struct + * @priv_size: if non-zero allocate this amount of bytes for private data + * + * Managed of_phy_package_join(). Shared storage fetched by this function, + * phy_package_leave() is automatically called on driver detach. See + * of_phy_package_join() for more information. + */ +int devm_of_phy_package_join(struct device *dev, struct phy_device *phydev, + size_t priv_size) +{ + struct phy_device **ptr; + int ret; + + ptr = devres_alloc(devm_phy_package_leave, sizeof(*ptr), + GFP_KERNEL); + if (!ptr) + return -ENOMEM; + + ret = of_phy_package_join(phydev, priv_size); + + if (!ret) { + *ptr = phydev; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return ret; +} +EXPORT_SYMBOL_GPL(devm_of_phy_package_join); + +/** * phy_detach - detach a PHY device from its network device * @phydev: target phy_device struct * @@ -1859,7 +1977,7 @@ int phy_suspend(struct phy_device *phydev) { struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL }; struct net_device *netdev = phydev->attached_dev; - struct phy_driver *phydrv = phydev->drv; + const struct phy_driver *phydrv = phydev->drv; int ret; if (phydev->suspended) @@ -1884,7 +2002,7 @@ EXPORT_SYMBOL(phy_suspend); int __phy_resume(struct phy_device *phydev) { - struct phy_driver *phydrv = phydev->drv; + const struct phy_driver *phydrv = phydev->drv; int ret; lockdep_assert_held(&phydev->lock); @@ -2513,12 +2631,15 @@ EXPORT_SYMBOL(genphy_read_status); /** * genphy_c37_read_status - check the link status and update current link state * @phydev: target phy_device struct + * @changed: pointer where to store if link changed * * Description: Check the link, then figure out the current state * by comparing what we advertise with what the link partner * advertises. This function is for Clause 37 1000Base-X mode. + * + * If link has changed, @changed is set to true, false otherwise. */ -int genphy_c37_read_status(struct phy_device *phydev) +int genphy_c37_read_status(struct phy_device *phydev, bool *changed) { int lpa, err, old_link = phydev->link; @@ -2528,9 +2649,13 @@ int genphy_c37_read_status(struct phy_device *phydev) return err; /* why bother the PHY if nothing can have changed */ - if (phydev->autoneg == AUTONEG_ENABLE && old_link && phydev->link) + if (phydev->autoneg == AUTONEG_ENABLE && old_link && phydev->link) { + *changed = false; return 0; + } + /* Signal link has changed */ + *changed = true; phydev->duplex = DUPLEX_UNKNOWN; phydev->pause = 0; phydev->asym_pause = 0; @@ -2770,6 +2895,50 @@ void phy_advertise_supported(struct phy_device *phydev) EXPORT_SYMBOL(phy_advertise_supported); /** + * phy_advertise_eee_all - Advertise all supported EEE modes + * @phydev: target phy_device struct + * + * Description: Per default phylib preserves the EEE advertising at the time of + * phy probing, which might be a subset of the supported EEE modes. Use this + * function when all supported EEE modes should be advertised. This does not + * trigger auto-negotiation, so must be called before phy_start()/ + * phylink_start() which will start auto-negotiation. + */ +void phy_advertise_eee_all(struct phy_device *phydev) +{ + linkmode_copy(phydev->advertising_eee, phydev->supported_eee); +} +EXPORT_SYMBOL_GPL(phy_advertise_eee_all); + +/** + * phy_support_eee - Set initial EEE policy configuration + * @phydev: Target phy_device struct + * + * This function configures the initial policy for Energy Efficient Ethernet + * (EEE) on the specified PHY device, influencing that EEE capabilities are + * advertised before the link is established. It should be called during PHY + * registration by the MAC driver and/or the PHY driver (for SmartEEE PHYs) + * if MAC supports LPI or PHY is capable to compensate missing LPI functionality + * of the MAC. + * + * The function sets default EEE policy parameters, including preparing the PHY + * to advertise EEE capabilities based on hardware support. + * + * It also sets the expected configuration for Low Power Idle (LPI) in the MAC + * driver. If the PHY framework determines that both local and remote + * advertisements support EEE, and the negotiated link mode is compatible with + * EEE, it will set enable_tx_lpi = true. The MAC driver is expected to act on + * this setting by enabling the LPI timer if enable_tx_lpi is set. + */ +void phy_support_eee(struct phy_device *phydev) +{ + linkmode_copy(phydev->advertising_eee, phydev->supported_eee); + phydev->eee_cfg.tx_lpi_enabled = true; + phydev->eee_cfg.eee_enabled = true; +} +EXPORT_SYMBOL(phy_support_eee); + +/** * phy_support_sym_pause - Enable support of symmetrical pause * @phydev: target phy_device struct * @@ -2959,7 +3128,7 @@ s32 phy_get_internal_delay(struct phy_device *phydev, struct device *dev, if (delay < 0) return delay; - if (delay && size == 0) + if (size == 0) return delay; if (delay < delay_values[0] || delay > delay_values[size - 1]) { @@ -2992,11 +3161,6 @@ s32 phy_get_internal_delay(struct phy_device *phydev, struct device *dev, } EXPORT_SYMBOL(phy_get_internal_delay); -static bool phy_drv_supports_irq(struct phy_driver *phydrv) -{ - return phydrv->config_intr && phydrv->handle_interrupt; -} - static int phy_led_set_brightness(struct led_classdev *led_cdev, enum led_brightness value) { @@ -3097,6 +3261,7 @@ static int of_phy_led(struct phy_device *phydev, struct device *dev = &phydev->mdio.dev; struct led_init_data init_data = {}; struct led_classdev *cdev; + unsigned long modes = 0; struct phy_led *phyled; u32 index; int err; @@ -3114,6 +3279,21 @@ static int of_phy_led(struct phy_device *phydev, if (index > U8_MAX) return -EINVAL; + if (of_property_read_bool(led, "active-low")) + set_bit(PHY_LED_ACTIVE_LOW, &modes); + if (of_property_read_bool(led, "inactive-high-impedance")) + set_bit(PHY_LED_INACTIVE_HIGH_IMPEDANCE, &modes); + + if (modes) { + /* Return error if asked to set polarity modes but not supported */ + if (!phydev->drv->led_polarity_set) + return -EINVAL; + + err = phydev->drv->led_polarity_set(phydev, index, modes); + if (err) + return err; + } + phyled->index = index; if (phydev->drv->led_brightness_set) cdev->brightness_set_blocking = phy_led_set_brightness; diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index ed0b4ccaa6a6..503fd7c40523 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -2764,9 +2764,9 @@ EXPORT_SYMBOL_GPL(phylink_init_eee); /** * phylink_ethtool_get_eee() - read the energy efficient ethernet parameters * @pl: a pointer to a &struct phylink returned from phylink_create() - * @eee: a pointer to a &struct ethtool_eee for the read parameters + * @eee: a pointer to a &struct ethtool_keee for the read parameters */ -int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_eee *eee) +int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_keee *eee) { int ret = -EOPNOTSUPP; @@ -2782,9 +2782,9 @@ EXPORT_SYMBOL_GPL(phylink_ethtool_get_eee); /** * phylink_ethtool_set_eee() - set the energy efficient ethernet parameters * @pl: a pointer to a &struct phylink returned from phylink_create() - * @eee: a pointer to a &struct ethtool_eee for the desired parameters + * @eee: a pointer to a &struct ethtool_keee for the desired parameters */ -int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_eee *eee) +int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_keee *eee) { int ret = -EOPNOTSUPP; diff --git a/drivers/net/phy/qcom/Kconfig b/drivers/net/phy/qcom/Kconfig new file mode 100644 index 000000000000..570626cc8e14 --- /dev/null +++ b/drivers/net/phy/qcom/Kconfig @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: GPL-2.0-only +config QCOM_NET_PHYLIB + tristate + +config AT803X_PHY + tristate "Qualcomm Atheros AR803X PHYs" + select QCOM_NET_PHYLIB + depends on REGULATOR + help + Currently supports the AR8030, AR8031, AR8033, AR8035 model + +config QCA83XX_PHY + tristate "Qualcomm Atheros QCA833x PHYs" + select QCOM_NET_PHYLIB + help + Currently supports the internal QCA8337(Internal qca8k PHY) model + +config QCA808X_PHY + tristate "Qualcomm QCA808x PHYs" + select QCOM_NET_PHYLIB + help + Currently supports the QCA8081 model + +config QCA807X_PHY + tristate "Qualcomm QCA807x PHYs" + select QCOM_NET_PHYLIB + depends on OF_MDIO + help + Currently supports the Qualcomm QCA8072, QCA8075 and the PSGMII + control PHY. diff --git a/drivers/net/phy/qcom/Makefile b/drivers/net/phy/qcom/Makefile new file mode 100644 index 000000000000..f24fb550babd --- /dev/null +++ b/drivers/net/phy/qcom/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_QCOM_NET_PHYLIB) += qcom-phy-lib.o +obj-$(CONFIG_AT803X_PHY) += at803x.o +obj-$(CONFIG_QCA83XX_PHY) += qca83xx.o +obj-$(CONFIG_QCA808X_PHY) += qca808x.o +obj-$(CONFIG_QCA807X_PHY) += qca807x.o diff --git a/drivers/net/phy/qcom/at803x.c b/drivers/net/phy/qcom/at803x.c new file mode 100644 index 000000000000..4717c59d51d0 --- /dev/null +++ b/drivers/net/phy/qcom/at803x.c @@ -0,0 +1,1106 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * drivers/net/phy/at803x.c + * + * Driver for Qualcomm Atheros AR803x PHY + * + * Author: Matus Ujhelyi <ujhelyi.m@gmail.com> + */ + +#include <linux/phy.h> +#include <linux/module.h> +#include <linux/string.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ethtool_netlink.h> +#include <linux/bitfield.h> +#include <linux/regulator/of_regulator.h> +#include <linux/regulator/driver.h> +#include <linux/regulator/consumer.h> +#include <linux/of.h> +#include <linux/phylink.h> +#include <linux/sfp.h> +#include <dt-bindings/net/qca-ar803x.h> + +#include "qcom.h" + +#define AT803X_LED_CONTROL 0x18 + +#define AT803X_PHY_MMD3_WOL_CTRL 0x8012 +#define AT803X_WOL_EN BIT(5) + +#define AT803X_REG_CHIP_CONFIG 0x1f +#define AT803X_BT_BX_REG_SEL 0x8000 + +#define AT803X_MODE_CFG_MASK 0x0F +#define AT803X_MODE_CFG_BASET_RGMII 0x00 +#define AT803X_MODE_CFG_BASET_SGMII 0x01 +#define AT803X_MODE_CFG_BX1000_RGMII_50OHM 0x02 +#define AT803X_MODE_CFG_BX1000_RGMII_75OHM 0x03 +#define AT803X_MODE_CFG_BX1000_CONV_50OHM 0x04 +#define AT803X_MODE_CFG_BX1000_CONV_75OHM 0x05 +#define AT803X_MODE_CFG_FX100_RGMII_50OHM 0x06 +#define AT803X_MODE_CFG_FX100_CONV_50OHM 0x07 +#define AT803X_MODE_CFG_RGMII_AUTO_MDET 0x0B +#define AT803X_MODE_CFG_FX100_RGMII_75OHM 0x0E +#define AT803X_MODE_CFG_FX100_CONV_75OHM 0x0F + +#define AT803X_PSSR 0x11 /*PHY-Specific Status Register*/ +#define AT803X_PSSR_MR_AN_COMPLETE 0x0200 + +#define AT803X_DEBUG_REG_1F 0x1F +#define AT803X_DEBUG_PLL_ON BIT(2) +#define AT803X_DEBUG_RGMII_1V8 BIT(3) + +/* AT803x supports either the XTAL input pad, an internal PLL or the + * DSP as clock reference for the clock output pad. The XTAL reference + * is only used for 25 MHz output, all other frequencies need the PLL. + * The DSP as a clock reference is used in synchronous ethernet + * applications. + * + * By default the PLL is only enabled if there is a link. Otherwise + * the PHY will go into low power state and disabled the PLL. You can + * set the PLL_ON bit (see debug register 0x1f) to keep the PLL always + * enabled. + */ +#define AT803X_MMD7_CLK25M 0x8016 +#define AT803X_CLK_OUT_MASK GENMASK(4, 2) +#define AT803X_CLK_OUT_25MHZ_XTAL 0 +#define AT803X_CLK_OUT_25MHZ_DSP 1 +#define AT803X_CLK_OUT_50MHZ_PLL 2 +#define AT803X_CLK_OUT_50MHZ_DSP 3 +#define AT803X_CLK_OUT_62_5MHZ_PLL 4 +#define AT803X_CLK_OUT_62_5MHZ_DSP 5 +#define AT803X_CLK_OUT_125MHZ_PLL 6 +#define AT803X_CLK_OUT_125MHZ_DSP 7 + +/* The AR8035 has another mask which is compatible with the AR8031/AR8033 mask + * but doesn't support choosing between XTAL/PLL and DSP. + */ +#define AT8035_CLK_OUT_MASK GENMASK(4, 3) + +#define AT803X_CLK_OUT_STRENGTH_MASK GENMASK(8, 7) +#define AT803X_CLK_OUT_STRENGTH_FULL 0 +#define AT803X_CLK_OUT_STRENGTH_HALF 1 +#define AT803X_CLK_OUT_STRENGTH_QUARTER 2 + +#define AT803X_MMD3_SMARTEEE_CTL1 0x805b +#define AT803X_MMD3_SMARTEEE_CTL2 0x805c +#define AT803X_MMD3_SMARTEEE_CTL3 0x805d +#define AT803X_MMD3_SMARTEEE_CTL3_LPI_EN BIT(8) + +#define ATH9331_PHY_ID 0x004dd041 +#define ATH8030_PHY_ID 0x004dd076 +#define ATH8031_PHY_ID 0x004dd074 +#define ATH8032_PHY_ID 0x004dd023 +#define ATH8035_PHY_ID 0x004dd072 +#define AT8030_PHY_ID_MASK 0xffffffef + +#define QCA9561_PHY_ID 0x004dd042 + +#define AT803X_PAGE_FIBER 0 +#define AT803X_PAGE_COPPER 1 + +/* don't turn off internal PLL */ +#define AT803X_KEEP_PLL_ENABLED BIT(0) +#define AT803X_DISABLE_SMARTEEE BIT(1) + +/* disable hibernation mode */ +#define AT803X_DISABLE_HIBERNATION_MODE BIT(2) + +MODULE_DESCRIPTION("Qualcomm Atheros AR803x PHY driver"); +MODULE_AUTHOR("Matus Ujhelyi"); +MODULE_LICENSE("GPL"); + +struct at803x_priv { + int flags; + u16 clk_25m_reg; + u16 clk_25m_mask; + u8 smarteee_lpi_tw_1g; + u8 smarteee_lpi_tw_100m; + bool is_fiber; + bool is_1000basex; + struct regulator_dev *vddio_rdev; + struct regulator_dev *vddh_rdev; +}; + +struct at803x_context { + u16 bmcr; + u16 advertise; + u16 control1000; + u16 int_enable; + u16 smart_speed; + u16 led_control; +}; + +static int at803x_write_page(struct phy_device *phydev, int page) +{ + int mask; + int set; + + if (page == AT803X_PAGE_COPPER) { + set = AT803X_BT_BX_REG_SEL; + mask = 0; + } else { + set = 0; + mask = AT803X_BT_BX_REG_SEL; + } + + return __phy_modify(phydev, AT803X_REG_CHIP_CONFIG, mask, set); +} + +static int at803x_read_page(struct phy_device *phydev) +{ + int ccr = __phy_read(phydev, AT803X_REG_CHIP_CONFIG); + + if (ccr < 0) + return ccr; + + if (ccr & AT803X_BT_BX_REG_SEL) + return AT803X_PAGE_COPPER; + + return AT803X_PAGE_FIBER; +} + +static int at803x_enable_rx_delay(struct phy_device *phydev) +{ + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, 0, + AT803X_DEBUG_RX_CLK_DLY_EN); +} + +static int at803x_enable_tx_delay(struct phy_device *phydev) +{ + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_SYSTEM_CTRL_MODE, 0, + AT803X_DEBUG_TX_CLK_DLY_EN); +} + +static int at803x_disable_rx_delay(struct phy_device *phydev) +{ + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, + AT803X_DEBUG_RX_CLK_DLY_EN, 0); +} + +static int at803x_disable_tx_delay(struct phy_device *phydev) +{ + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_SYSTEM_CTRL_MODE, + AT803X_DEBUG_TX_CLK_DLY_EN, 0); +} + +/* save relevant PHY registers to private copy */ +static void at803x_context_save(struct phy_device *phydev, + struct at803x_context *context) +{ + context->bmcr = phy_read(phydev, MII_BMCR); + context->advertise = phy_read(phydev, MII_ADVERTISE); + context->control1000 = phy_read(phydev, MII_CTRL1000); + context->int_enable = phy_read(phydev, AT803X_INTR_ENABLE); + context->smart_speed = phy_read(phydev, AT803X_SMART_SPEED); + context->led_control = phy_read(phydev, AT803X_LED_CONTROL); +} + +/* restore relevant PHY registers from private copy */ +static void at803x_context_restore(struct phy_device *phydev, + const struct at803x_context *context) +{ + phy_write(phydev, MII_BMCR, context->bmcr); + phy_write(phydev, MII_ADVERTISE, context->advertise); + phy_write(phydev, MII_CTRL1000, context->control1000); + phy_write(phydev, AT803X_INTR_ENABLE, context->int_enable); + phy_write(phydev, AT803X_SMART_SPEED, context->smart_speed); + phy_write(phydev, AT803X_LED_CONTROL, context->led_control); +} + +static int at803x_suspend(struct phy_device *phydev) +{ + int value; + int wol_enabled; + + value = phy_read(phydev, AT803X_INTR_ENABLE); + wol_enabled = value & AT803X_INTR_ENABLE_WOL; + + if (wol_enabled) + value = BMCR_ISOLATE; + else + value = BMCR_PDOWN; + + phy_modify(phydev, MII_BMCR, 0, value); + + return 0; +} + +static int at803x_resume(struct phy_device *phydev) +{ + return phy_modify(phydev, MII_BMCR, BMCR_PDOWN | BMCR_ISOLATE, 0); +} + +static int at803x_parse_dt(struct phy_device *phydev) +{ + struct device_node *node = phydev->mdio.dev.of_node; + struct at803x_priv *priv = phydev->priv; + u32 freq, strength, tw; + unsigned int sel; + int ret; + + if (!IS_ENABLED(CONFIG_OF_MDIO)) + return 0; + + if (of_property_read_bool(node, "qca,disable-smarteee")) + priv->flags |= AT803X_DISABLE_SMARTEEE; + + if (of_property_read_bool(node, "qca,disable-hibernation-mode")) + priv->flags |= AT803X_DISABLE_HIBERNATION_MODE; + + if (!of_property_read_u32(node, "qca,smarteee-tw-us-1g", &tw)) { + if (!tw || tw > 255) { + phydev_err(phydev, "invalid qca,smarteee-tw-us-1g\n"); + return -EINVAL; + } + priv->smarteee_lpi_tw_1g = tw; + } + + if (!of_property_read_u32(node, "qca,smarteee-tw-us-100m", &tw)) { + if (!tw || tw > 255) { + phydev_err(phydev, "invalid qca,smarteee-tw-us-100m\n"); + return -EINVAL; + } + priv->smarteee_lpi_tw_100m = tw; + } + + ret = of_property_read_u32(node, "qca,clk-out-frequency", &freq); + if (!ret) { + switch (freq) { + case 25000000: + sel = AT803X_CLK_OUT_25MHZ_XTAL; + break; + case 50000000: + sel = AT803X_CLK_OUT_50MHZ_PLL; + break; + case 62500000: + sel = AT803X_CLK_OUT_62_5MHZ_PLL; + break; + case 125000000: + sel = AT803X_CLK_OUT_125MHZ_PLL; + break; + default: + phydev_err(phydev, "invalid qca,clk-out-frequency\n"); + return -EINVAL; + } + + priv->clk_25m_reg |= FIELD_PREP(AT803X_CLK_OUT_MASK, sel); + priv->clk_25m_mask |= AT803X_CLK_OUT_MASK; + } + + ret = of_property_read_u32(node, "qca,clk-out-strength", &strength); + if (!ret) { + priv->clk_25m_mask |= AT803X_CLK_OUT_STRENGTH_MASK; + switch (strength) { + case AR803X_STRENGTH_FULL: + priv->clk_25m_reg |= AT803X_CLK_OUT_STRENGTH_FULL; + break; + case AR803X_STRENGTH_HALF: + priv->clk_25m_reg |= AT803X_CLK_OUT_STRENGTH_HALF; + break; + case AR803X_STRENGTH_QUARTER: + priv->clk_25m_reg |= AT803X_CLK_OUT_STRENGTH_QUARTER; + break; + default: + phydev_err(phydev, "invalid qca,clk-out-strength\n"); + return -EINVAL; + } + } + + return 0; +} + +static int at803x_probe(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + struct at803x_priv *priv; + int ret; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + phydev->priv = priv; + + ret = at803x_parse_dt(phydev); + if (ret) + return ret; + + return 0; +} + +static int at803x_get_features(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + int err; + + err = genphy_read_abilities(phydev); + if (err) + return err; + + if (phydev->drv->phy_id != ATH8031_PHY_ID) + return 0; + + /* AR8031/AR8033 have different status registers + * for copper and fiber operation. However, the + * extended status register is the same for both + * operation modes. + * + * As a result of that, ESTATUS_1000_XFULL is set + * to 1 even when operating in copper TP mode. + * + * Remove this mode from the supported link modes + * when not operating in 1000BaseX mode. + */ + if (!priv->is_1000basex) + linkmode_clear_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT, + phydev->supported); + + return 0; +} + +static int at803x_smarteee_config(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + u16 mask = 0, val = 0; + int ret; + + if (priv->flags & AT803X_DISABLE_SMARTEEE) + return phy_modify_mmd(phydev, MDIO_MMD_PCS, + AT803X_MMD3_SMARTEEE_CTL3, + AT803X_MMD3_SMARTEEE_CTL3_LPI_EN, 0); + + if (priv->smarteee_lpi_tw_1g) { + mask |= 0xff00; + val |= priv->smarteee_lpi_tw_1g << 8; + } + if (priv->smarteee_lpi_tw_100m) { + mask |= 0x00ff; + val |= priv->smarteee_lpi_tw_100m; + } + if (!mask) + return 0; + + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, AT803X_MMD3_SMARTEEE_CTL1, + mask, val); + if (ret) + return ret; + + return phy_modify_mmd(phydev, MDIO_MMD_PCS, AT803X_MMD3_SMARTEEE_CTL3, + AT803X_MMD3_SMARTEEE_CTL3_LPI_EN, + AT803X_MMD3_SMARTEEE_CTL3_LPI_EN); +} + +static int at803x_clk_out_config(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + + if (!priv->clk_25m_mask) + return 0; + + return phy_modify_mmd(phydev, MDIO_MMD_AN, AT803X_MMD7_CLK25M, + priv->clk_25m_mask, priv->clk_25m_reg); +} + +static int at8031_pll_config(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + + /* The default after hardware reset is PLL OFF. After a soft reset, the + * values are retained. + */ + if (priv->flags & AT803X_KEEP_PLL_ENABLED) + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, + 0, AT803X_DEBUG_PLL_ON); + else + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, + AT803X_DEBUG_PLL_ON, 0); +} + +static int at803x_hibernation_mode_config(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + + /* The default after hardware reset is hibernation mode enabled. After + * software reset, the value is retained. + */ + if (!(priv->flags & AT803X_DISABLE_HIBERNATION_MODE)) + return 0; + + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_HIB_CTRL, + AT803X_DEBUG_HIB_CTRL_PS_HIB_EN, 0); +} + +static int at803x_config_init(struct phy_device *phydev) +{ + int ret; + + /* The RX and TX delay default is: + * after HW reset: RX delay enabled and TX delay disabled + * after SW reset: RX delay enabled, while TX delay retains the + * value before reset. + */ + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || + phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) + ret = at803x_enable_rx_delay(phydev); + else + ret = at803x_disable_rx_delay(phydev); + if (ret < 0) + return ret; + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || + phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) + ret = at803x_enable_tx_delay(phydev); + else + ret = at803x_disable_tx_delay(phydev); + if (ret < 0) + return ret; + + ret = at803x_smarteee_config(phydev); + if (ret < 0) + return ret; + + ret = at803x_clk_out_config(phydev); + if (ret < 0) + return ret; + + ret = at803x_hibernation_mode_config(phydev); + if (ret < 0) + return ret; + + /* Ar803x extended next page bit is enabled by default. Cisco + * multigig switches read this bit and attempt to negotiate 10Gbps + * rates even if the next page bit is disabled. This is incorrect + * behaviour but we still need to accommodate it. XNP is only needed + * for 10Gbps support, so disable XNP. + */ + return phy_modify(phydev, MII_ADVERTISE, MDIO_AN_CTRL1_XNP, 0); +} + +static void at803x_link_change_notify(struct phy_device *phydev) +{ + /* + * Conduct a hardware reset for AT8030 every time a link loss is + * signalled. This is necessary to circumvent a hardware bug that + * occurs when the cable is unplugged while TX packets are pending + * in the FIFO. In such cases, the FIFO enters an error mode it + * cannot recover from by software. + */ + if (phydev->state == PHY_NOLINK && phydev->mdio.reset_gpio) { + struct at803x_context context; + + at803x_context_save(phydev, &context); + + phy_device_reset(phydev, 1); + usleep_range(1000, 2000); + phy_device_reset(phydev, 0); + usleep_range(1000, 2000); + + at803x_context_restore(phydev, &context); + + phydev_dbg(phydev, "%s(): phy was reset\n", __func__); + } +} + +static int at803x_config_aneg(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + int ret; + + ret = at803x_prepare_config_aneg(phydev); + if (ret) + return ret; + + if (priv->is_1000basex) + return genphy_c37_config_aneg(phydev); + + return genphy_config_aneg(phydev); +} + +static int at803x_cable_test_result_trans(u16 status) +{ + switch (FIELD_GET(AT803X_CDT_STATUS_STAT_MASK, status)) { + case AT803X_CDT_STATUS_STAT_NORMAL: + return ETHTOOL_A_CABLE_RESULT_CODE_OK; + case AT803X_CDT_STATUS_STAT_SHORT: + return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT; + case AT803X_CDT_STATUS_STAT_OPEN: + return ETHTOOL_A_CABLE_RESULT_CODE_OPEN; + case AT803X_CDT_STATUS_STAT_FAIL: + default: + return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC; + } +} + +static bool at803x_cdt_test_failed(u16 status) +{ + return FIELD_GET(AT803X_CDT_STATUS_STAT_MASK, status) == + AT803X_CDT_STATUS_STAT_FAIL; +} + +static bool at803x_cdt_fault_length_valid(u16 status) +{ + switch (FIELD_GET(AT803X_CDT_STATUS_STAT_MASK, status)) { + case AT803X_CDT_STATUS_STAT_OPEN: + case AT803X_CDT_STATUS_STAT_SHORT: + return true; + } + return false; +} + +static int at803x_cable_test_one_pair(struct phy_device *phydev, int pair) +{ + static const int ethtool_pair[] = { + ETHTOOL_A_CABLE_PAIR_A, + ETHTOOL_A_CABLE_PAIR_B, + ETHTOOL_A_CABLE_PAIR_C, + ETHTOOL_A_CABLE_PAIR_D, + }; + int ret, val; + + val = FIELD_PREP(AT803X_CDT_MDI_PAIR_MASK, pair) | + AT803X_CDT_ENABLE_TEST; + ret = at803x_cdt_start(phydev, val); + if (ret) + return ret; + + ret = at803x_cdt_wait_for_completion(phydev, AT803X_CDT_ENABLE_TEST); + if (ret) + return ret; + + val = phy_read(phydev, AT803X_CDT_STATUS); + if (val < 0) + return val; + + if (at803x_cdt_test_failed(val)) + return 0; + + ethnl_cable_test_result(phydev, ethtool_pair[pair], + at803x_cable_test_result_trans(val)); + + if (at803x_cdt_fault_length_valid(val)) { + val = FIELD_GET(AT803X_CDT_STATUS_DELTA_TIME_MASK, val); + ethnl_cable_test_fault_length(phydev, ethtool_pair[pair], + at803x_cdt_fault_length(val)); + } + + return 1; +} + +static int at803x_cable_test_get_status(struct phy_device *phydev, + bool *finished, unsigned long pair_mask) +{ + int retries = 20; + int pair, ret; + + *finished = false; + + /* According to the datasheet the CDT can be performed when + * there is no link partner or when the link partner is + * auto-negotiating. Starting the test will restart the AN + * automatically. It seems that doing this repeatedly we will + * get a slot where our link partner won't disturb our + * measurement. + */ + while (pair_mask && retries--) { + for_each_set_bit(pair, &pair_mask, 4) { + ret = at803x_cable_test_one_pair(phydev, pair); + if (ret < 0) + return ret; + if (ret) + clear_bit(pair, &pair_mask); + } + if (pair_mask) + msleep(250); + } + + *finished = true; + + return 0; +} + +static void at803x_cable_test_autoneg(struct phy_device *phydev) +{ + /* Enable auto-negotiation, but advertise no capabilities, no link + * will be established. A restart of the auto-negotiation is not + * required, because the cable test will automatically break the link. + */ + phy_write(phydev, MII_BMCR, BMCR_ANENABLE); + phy_write(phydev, MII_ADVERTISE, ADVERTISE_CSMA); +} + +static int at803x_cable_test_start(struct phy_device *phydev) +{ + at803x_cable_test_autoneg(phydev); + /* we do all the (time consuming) work later */ + return 0; +} + +static int at8031_rgmii_reg_set_voltage_sel(struct regulator_dev *rdev, + unsigned int selector) +{ + struct phy_device *phydev = rdev_get_drvdata(rdev); + + if (selector) + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, + 0, AT803X_DEBUG_RGMII_1V8); + else + return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_1F, + AT803X_DEBUG_RGMII_1V8, 0); +} + +static int at8031_rgmii_reg_get_voltage_sel(struct regulator_dev *rdev) +{ + struct phy_device *phydev = rdev_get_drvdata(rdev); + int val; + + val = at803x_debug_reg_read(phydev, AT803X_DEBUG_REG_1F); + if (val < 0) + return val; + + return (val & AT803X_DEBUG_RGMII_1V8) ? 1 : 0; +} + +static const struct regulator_ops vddio_regulator_ops = { + .list_voltage = regulator_list_voltage_table, + .set_voltage_sel = at8031_rgmii_reg_set_voltage_sel, + .get_voltage_sel = at8031_rgmii_reg_get_voltage_sel, +}; + +static const unsigned int vddio_voltage_table[] = { + 1500000, + 1800000, +}; + +static const struct regulator_desc vddio_desc = { + .name = "vddio", + .of_match = of_match_ptr("vddio-regulator"), + .n_voltages = ARRAY_SIZE(vddio_voltage_table), + .volt_table = vddio_voltage_table, + .ops = &vddio_regulator_ops, + .type = REGULATOR_VOLTAGE, + .owner = THIS_MODULE, +}; + +static const struct regulator_ops vddh_regulator_ops = { +}; + +static const struct regulator_desc vddh_desc = { + .name = "vddh", + .of_match = of_match_ptr("vddh-regulator"), + .n_voltages = 1, + .fixed_uV = 2500000, + .ops = &vddh_regulator_ops, + .type = REGULATOR_VOLTAGE, + .owner = THIS_MODULE, +}; + +static int at8031_register_regulators(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + struct device *dev = &phydev->mdio.dev; + struct regulator_config config = { }; + + config.dev = dev; + config.driver_data = phydev; + + priv->vddio_rdev = devm_regulator_register(dev, &vddio_desc, &config); + if (IS_ERR(priv->vddio_rdev)) { + phydev_err(phydev, "failed to register VDDIO regulator\n"); + return PTR_ERR(priv->vddio_rdev); + } + + priv->vddh_rdev = devm_regulator_register(dev, &vddh_desc, &config); + if (IS_ERR(priv->vddh_rdev)) { + phydev_err(phydev, "failed to register VDDH regulator\n"); + return PTR_ERR(priv->vddh_rdev); + } + + return 0; +} + +static int at8031_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) +{ + struct phy_device *phydev = upstream; + __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_support); + __ETHTOOL_DECLARE_LINK_MODE_MASK(sfp_support); + DECLARE_PHY_INTERFACE_MASK(interfaces); + phy_interface_t iface; + + linkmode_zero(phy_support); + phylink_set(phy_support, 1000baseX_Full); + phylink_set(phy_support, 1000baseT_Full); + phylink_set(phy_support, Autoneg); + phylink_set(phy_support, Pause); + phylink_set(phy_support, Asym_Pause); + + linkmode_zero(sfp_support); + sfp_parse_support(phydev->sfp_bus, id, sfp_support, interfaces); + /* Some modules support 10G modes as well as others we support. + * Mask out non-supported modes so the correct interface is picked. + */ + linkmode_and(sfp_support, phy_support, sfp_support); + + if (linkmode_empty(sfp_support)) { + dev_err(&phydev->mdio.dev, "incompatible SFP module inserted\n"); + return -EINVAL; + } + + iface = sfp_select_interface(phydev->sfp_bus, sfp_support); + + /* Only 1000Base-X is supported by AR8031/8033 as the downstream SerDes + * interface for use with SFP modules. + * However, some copper modules detected as having a preferred SGMII + * interface do default to and function in 1000Base-X mode, so just + * print a warning and allow such modules, as they may have some chance + * of working. + */ + if (iface == PHY_INTERFACE_MODE_SGMII) + dev_warn(&phydev->mdio.dev, "module may not function if 1000Base-X not supported\n"); + else if (iface != PHY_INTERFACE_MODE_1000BASEX) + return -EINVAL; + + return 0; +} + +static const struct sfp_upstream_ops at8031_sfp_ops = { + .attach = phy_sfp_attach, + .detach = phy_sfp_detach, + .module_insert = at8031_sfp_insert, +}; + +static int at8031_parse_dt(struct phy_device *phydev) +{ + struct device_node *node = phydev->mdio.dev.of_node; + struct at803x_priv *priv = phydev->priv; + int ret; + + if (of_property_read_bool(node, "qca,keep-pll-enabled")) + priv->flags |= AT803X_KEEP_PLL_ENABLED; + + ret = at8031_register_regulators(phydev); + if (ret < 0) + return ret; + + ret = devm_regulator_get_enable_optional(&phydev->mdio.dev, + "vddio"); + if (ret) { + phydev_err(phydev, "failed to get VDDIO regulator\n"); + return ret; + } + + /* Only AR8031/8033 support 1000Base-X for SFP modules */ + return phy_sfp_probe(phydev, &at8031_sfp_ops); +} + +static int at8031_probe(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + int mode_cfg; + int ccr; + int ret; + + ret = at803x_probe(phydev); + if (ret) + return ret; + + /* Only supported on AR8031/AR8033, the AR8030/AR8035 use strapping + * options. + */ + ret = at8031_parse_dt(phydev); + if (ret) + return ret; + + ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG); + if (ccr < 0) + return ccr; + mode_cfg = ccr & AT803X_MODE_CFG_MASK; + + switch (mode_cfg) { + case AT803X_MODE_CFG_BX1000_RGMII_50OHM: + case AT803X_MODE_CFG_BX1000_RGMII_75OHM: + priv->is_1000basex = true; + fallthrough; + case AT803X_MODE_CFG_FX100_RGMII_50OHM: + case AT803X_MODE_CFG_FX100_RGMII_75OHM: + priv->is_fiber = true; + break; + } + + /* Disable WoL in 1588 register which is enabled + * by default + */ + return phy_modify_mmd(phydev, MDIO_MMD_PCS, + AT803X_PHY_MMD3_WOL_CTRL, + AT803X_WOL_EN, 0); +} + +static int at8031_config_init(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + int ret; + + /* Some bootloaders leave the fiber page selected. + * Switch to the appropriate page (fiber or copper), as otherwise we + * read the PHY capabilities from the wrong page. + */ + phy_lock_mdio_bus(phydev); + ret = at803x_write_page(phydev, + priv->is_fiber ? AT803X_PAGE_FIBER : + AT803X_PAGE_COPPER); + phy_unlock_mdio_bus(phydev); + if (ret) + return ret; + + ret = at8031_pll_config(phydev); + if (ret < 0) + return ret; + + return at803x_config_init(phydev); +} + +static int at8031_set_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) +{ + int ret; + + /* First setup MAC address and enable WOL interrupt */ + ret = at803x_set_wol(phydev, wol); + if (ret) + return ret; + + if (wol->wolopts & WAKE_MAGIC) + /* Enable WOL function for 1588 */ + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, + AT803X_PHY_MMD3_WOL_CTRL, + 0, AT803X_WOL_EN); + else + /* Disable WoL function for 1588 */ + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, + AT803X_PHY_MMD3_WOL_CTRL, + AT803X_WOL_EN, 0); + + return ret; +} + +static int at8031_config_intr(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + int err, value = 0; + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED && + priv->is_fiber) { + /* Clear any pending interrupts */ + err = at803x_ack_interrupt(phydev); + if (err) + return err; + + value |= AT803X_INTR_ENABLE_LINK_FAIL_BX; + value |= AT803X_INTR_ENABLE_LINK_SUCCESS_BX; + + err = phy_set_bits(phydev, AT803X_INTR_ENABLE, value); + if (err) + return err; + } + + return at803x_config_intr(phydev); +} + +/* AR8031 and AR8033 share the same read status logic */ +static int at8031_read_status(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + bool changed; + + if (priv->is_1000basex) + return genphy_c37_read_status(phydev, &changed); + + return at803x_read_status(phydev); +} + +/* AR8031 and AR8035 share the same cable test get status reg */ +static int at8031_cable_test_get_status(struct phy_device *phydev, + bool *finished) +{ + return at803x_cable_test_get_status(phydev, finished, 0xf); +} + +/* AR8031 and AR8035 share the same cable test start logic */ +static int at8031_cable_test_start(struct phy_device *phydev) +{ + at803x_cable_test_autoneg(phydev); + phy_write(phydev, MII_CTRL1000, 0); + /* we do all the (time consuming) work later */ + return 0; +} + +/* AR8032, AR9331 and QCA9561 share the same cable test get status reg */ +static int at8032_cable_test_get_status(struct phy_device *phydev, + bool *finished) +{ + return at803x_cable_test_get_status(phydev, finished, 0x3); +} + +static int at8035_parse_dt(struct phy_device *phydev) +{ + struct at803x_priv *priv = phydev->priv; + + /* Mask is set by the generic at803x_parse_dt + * if property is set. Assume property is set + * with the mask not zero. + */ + if (priv->clk_25m_mask) { + /* Fixup for the AR8030/AR8035. This chip has another mask and + * doesn't support the DSP reference. Eg. the lowest bit of the + * mask. The upper two bits select the same frequencies. Mask + * the lowest bit here. + * + * Warning: + * There was no datasheet for the AR8030 available so this is + * just a guess. But the AR8035 is listed as pin compatible + * to the AR8030 so there might be a good chance it works on + * the AR8030 too. + */ + priv->clk_25m_reg &= AT8035_CLK_OUT_MASK; + priv->clk_25m_mask &= AT8035_CLK_OUT_MASK; + } + + return 0; +} + +/* AR8030 and AR8035 shared the same special mask for clk_25m */ +static int at8035_probe(struct phy_device *phydev) +{ + int ret; + + ret = at803x_probe(phydev); + if (ret) + return ret; + + return at8035_parse_dt(phydev); +} + +static struct phy_driver at803x_driver[] = { +{ + /* Qualcomm Atheros AR8035 */ + PHY_ID_MATCH_EXACT(ATH8035_PHY_ID), + .name = "Qualcomm Atheros AR8035", + .flags = PHY_POLL_CABLE_TEST, + .probe = at8035_probe, + .config_aneg = at803x_config_aneg, + .config_init = at803x_config_init, + .soft_reset = genphy_soft_reset, + .set_wol = at803x_set_wol, + .get_wol = at803x_get_wol, + .suspend = at803x_suspend, + .resume = at803x_resume, + /* PHY_GBIT_FEATURES */ + .read_status = at803x_read_status, + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .get_tunable = at803x_get_tunable, + .set_tunable = at803x_set_tunable, + .cable_test_start = at8031_cable_test_start, + .cable_test_get_status = at8031_cable_test_get_status, +}, { + /* Qualcomm Atheros AR8030 */ + .phy_id = ATH8030_PHY_ID, + .name = "Qualcomm Atheros AR8030", + .phy_id_mask = AT8030_PHY_ID_MASK, + .probe = at8035_probe, + .config_init = at803x_config_init, + .link_change_notify = at803x_link_change_notify, + .set_wol = at803x_set_wol, + .get_wol = at803x_get_wol, + .suspend = at803x_suspend, + .resume = at803x_resume, + /* PHY_BASIC_FEATURES */ + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, +}, { + /* Qualcomm Atheros AR8031/AR8033 */ + PHY_ID_MATCH_EXACT(ATH8031_PHY_ID), + .name = "Qualcomm Atheros AR8031/AR8033", + .flags = PHY_POLL_CABLE_TEST, + .probe = at8031_probe, + .config_init = at8031_config_init, + .config_aneg = at803x_config_aneg, + .soft_reset = genphy_soft_reset, + .set_wol = at8031_set_wol, + .get_wol = at803x_get_wol, + .suspend = at803x_suspend, + .resume = at803x_resume, + .read_page = at803x_read_page, + .write_page = at803x_write_page, + .get_features = at803x_get_features, + .read_status = at8031_read_status, + .config_intr = at8031_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .get_tunable = at803x_get_tunable, + .set_tunable = at803x_set_tunable, + .cable_test_start = at8031_cable_test_start, + .cable_test_get_status = at8031_cable_test_get_status, +}, { + /* Qualcomm Atheros AR8032 */ + PHY_ID_MATCH_EXACT(ATH8032_PHY_ID), + .name = "Qualcomm Atheros AR8032", + .probe = at803x_probe, + .flags = PHY_POLL_CABLE_TEST, + .config_init = at803x_config_init, + .link_change_notify = at803x_link_change_notify, + .suspend = at803x_suspend, + .resume = at803x_resume, + /* PHY_BASIC_FEATURES */ + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .cable_test_start = at803x_cable_test_start, + .cable_test_get_status = at8032_cable_test_get_status, +}, { + /* ATHEROS AR9331 */ + PHY_ID_MATCH_EXACT(ATH9331_PHY_ID), + .name = "Qualcomm Atheros AR9331 built-in PHY", + .probe = at803x_probe, + .suspend = at803x_suspend, + .resume = at803x_resume, + .flags = PHY_POLL_CABLE_TEST, + /* PHY_BASIC_FEATURES */ + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .cable_test_start = at803x_cable_test_start, + .cable_test_get_status = at8032_cable_test_get_status, + .read_status = at803x_read_status, + .soft_reset = genphy_soft_reset, + .config_aneg = at803x_config_aneg, +}, { + /* Qualcomm Atheros QCA9561 */ + PHY_ID_MATCH_EXACT(QCA9561_PHY_ID), + .name = "Qualcomm Atheros QCA9561 built-in PHY", + .probe = at803x_probe, + .suspend = at803x_suspend, + .resume = at803x_resume, + .flags = PHY_POLL_CABLE_TEST, + /* PHY_BASIC_FEATURES */ + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .cable_test_start = at803x_cable_test_start, + .cable_test_get_status = at8032_cable_test_get_status, + .read_status = at803x_read_status, + .soft_reset = genphy_soft_reset, + .config_aneg = at803x_config_aneg, +}, }; + +module_phy_driver(at803x_driver); + +static struct mdio_device_id __maybe_unused atheros_tbl[] = { + { ATH8030_PHY_ID, AT8030_PHY_ID_MASK }, + { PHY_ID_MATCH_EXACT(ATH8031_PHY_ID) }, + { PHY_ID_MATCH_EXACT(ATH8032_PHY_ID) }, + { PHY_ID_MATCH_EXACT(ATH8035_PHY_ID) }, + { PHY_ID_MATCH_EXACT(ATH9331_PHY_ID) }, + { PHY_ID_MATCH_EXACT(QCA9561_PHY_ID) }, + { } +}; + +MODULE_DEVICE_TABLE(mdio, atheros_tbl); diff --git a/drivers/net/phy/qcom/qca807x.c b/drivers/net/phy/qcom/qca807x.c new file mode 100644 index 000000000000..672c6929119a --- /dev/null +++ b/drivers/net/phy/qcom/qca807x.c @@ -0,0 +1,849 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2023 Sartura Ltd. + * + * Author: Robert Marko <robert.marko@sartura.hr> + * Christian Marangi <ansuelsmth@gmail.com> + * + * Qualcomm QCA8072 and QCA8075 PHY driver + */ + +#include <linux/module.h> +#include <linux/of.h> +#include <linux/phy.h> +#include <linux/bitfield.h> +#include <linux/gpio/driver.h> +#include <linux/sfp.h> + +#include "qcom.h" + +#define QCA807X_CHIP_CONFIGURATION 0x1f +#define QCA807X_BT_BX_REG_SEL BIT(15) +#define QCA807X_BT_BX_REG_SEL_FIBER 0 +#define QCA807X_BT_BX_REG_SEL_COPPER 1 +#define QCA807X_CHIP_CONFIGURATION_MODE_CFG_MASK GENMASK(3, 0) +#define QCA807X_CHIP_CONFIGURATION_MODE_QSGMII_SGMII 4 +#define QCA807X_CHIP_CONFIGURATION_MODE_PSGMII_FIBER 3 +#define QCA807X_CHIP_CONFIGURATION_MODE_PSGMII_ALL_COPPER 0 + +#define QCA807X_MEDIA_SELECT_STATUS 0x1a +#define QCA807X_MEDIA_DETECTED_COPPER BIT(5) +#define QCA807X_MEDIA_DETECTED_1000_BASE_X BIT(4) +#define QCA807X_MEDIA_DETECTED_100_BASE_FX BIT(3) + +#define QCA807X_MMD7_FIBER_MODE_AUTO_DETECTION 0x807e +#define QCA807X_MMD7_FIBER_MODE_AUTO_DETECTION_EN BIT(0) + +#define QCA807X_MMD7_1000BASE_T_POWER_SAVE_PER_CABLE_LENGTH 0x801a +#define QCA807X_CONTROL_DAC_MASK GENMASK(2, 0) +/* List of tweaks enabled by this bit: + * - With both FULL amplitude and FULL bias current: bias current + * is set to half. + * - With only DSP amplitude: bias current is set to half and + * is set to 1/4 with cable < 10m. + * - With DSP bias current (included both DSP amplitude and + * DSP bias current): bias current is half the detected current + * with cable < 10m. + */ +#define QCA807X_CONTROL_DAC_BIAS_CURRENT_TWEAK BIT(2) +#define QCA807X_CONTROL_DAC_DSP_BIAS_CURRENT BIT(1) +#define QCA807X_CONTROL_DAC_DSP_AMPLITUDE BIT(0) + +#define QCA807X_MMD7_LED_100N_1 0x8074 +#define QCA807X_MMD7_LED_100N_2 0x8075 +#define QCA807X_MMD7_LED_1000N_1 0x8076 +#define QCA807X_MMD7_LED_1000N_2 0x8077 + +#define QCA807X_MMD7_LED_CTRL(x) (0x8074 + ((x) * 2)) +#define QCA807X_MMD7_LED_FORCE_CTRL(x) (0x8075 + ((x) * 2)) + +/* LED hw control pattern for fiber port */ +#define QCA807X_LED_FIBER_PATTERN_MASK GENMASK(11, 1) +#define QCA807X_LED_FIBER_TXACT_BLK_EN BIT(10) +#define QCA807X_LED_FIBER_RXACT_BLK_EN BIT(9) +#define QCA807X_LED_FIBER_FDX_ON_EN BIT(6) +#define QCA807X_LED_FIBER_HDX_ON_EN BIT(5) +#define QCA807X_LED_FIBER_1000BX_ON_EN BIT(2) +#define QCA807X_LED_FIBER_100FX_ON_EN BIT(1) + +/* Some device repurpose the LED as GPIO out */ +#define QCA807X_GPIO_FORCE_EN QCA808X_LED_FORCE_EN +#define QCA807X_GPIO_FORCE_MODE_MASK QCA808X_LED_FORCE_MODE_MASK + +#define QCA807X_FUNCTION_CONTROL 0x10 +#define QCA807X_FC_MDI_CROSSOVER_MODE_MASK GENMASK(6, 5) +#define QCA807X_FC_MDI_CROSSOVER_AUTO 3 +#define QCA807X_FC_MDI_CROSSOVER_MANUAL_MDIX 1 +#define QCA807X_FC_MDI_CROSSOVER_MANUAL_MDI 0 + +/* PQSGMII Analog PHY specific */ +#define PQSGMII_CTRL_REG 0x0 +#define PQSGMII_ANALOG_SW_RESET BIT(6) +#define PQSGMII_DRIVE_CONTROL_1 0xb +#define PQSGMII_TX_DRIVER_MASK GENMASK(7, 4) +#define PQSGMII_TX_DRIVER_140MV 0x0 +#define PQSGMII_TX_DRIVER_160MV 0x1 +#define PQSGMII_TX_DRIVER_180MV 0x2 +#define PQSGMII_TX_DRIVER_200MV 0x3 +#define PQSGMII_TX_DRIVER_220MV 0x4 +#define PQSGMII_TX_DRIVER_240MV 0x5 +#define PQSGMII_TX_DRIVER_260MV 0x6 +#define PQSGMII_TX_DRIVER_280MV 0x7 +#define PQSGMII_TX_DRIVER_300MV 0x8 +#define PQSGMII_TX_DRIVER_320MV 0x9 +#define PQSGMII_TX_DRIVER_400MV 0xa +#define PQSGMII_TX_DRIVER_500MV 0xb +#define PQSGMII_TX_DRIVER_600MV 0xc +#define PQSGMII_MODE_CTRL 0x6d +#define PQSGMII_MODE_CTRL_AZ_WORKAROUND_MASK BIT(0) +#define PQSGMII_MMD3_SERDES_CONTROL 0x805a + +#define PHY_ID_QCA8072 0x004dd0b2 +#define PHY_ID_QCA8075 0x004dd0b1 + +#define QCA807X_COMBO_ADDR_OFFSET 4 +#define QCA807X_PQSGMII_ADDR_OFFSET 5 +#define SERDES_RESET_SLEEP 100 + +enum qca807x_global_phy { + QCA807X_COMBO_ADDR = 4, + QCA807X_PQSGMII_ADDR = 5, +}; + +struct qca807x_shared_priv { + unsigned int package_mode; + u32 tx_drive_strength; +}; + +struct qca807x_gpio_priv { + struct phy_device *phy; +}; + +struct qca807x_priv { + bool dac_full_amplitude; + bool dac_full_bias_current; + bool dac_disable_bias_current_tweak; +}; + +static int qca807x_cable_test_start(struct phy_device *phydev) +{ + /* we do all the (time consuming) work later */ + return 0; +} + +static int qca807x_led_parse_netdev(struct phy_device *phydev, unsigned long rules, + u16 *offload_trigger) +{ + /* Parsing specific to netdev trigger */ + switch (phydev->port) { + case PORT_TP: + if (test_bit(TRIGGER_NETDEV_TX, &rules)) + *offload_trigger |= QCA808X_LED_TX_BLINK; + if (test_bit(TRIGGER_NETDEV_RX, &rules)) + *offload_trigger |= QCA808X_LED_RX_BLINK; + if (test_bit(TRIGGER_NETDEV_LINK_10, &rules)) + *offload_trigger |= QCA808X_LED_SPEED10_ON; + if (test_bit(TRIGGER_NETDEV_LINK_100, &rules)) + *offload_trigger |= QCA808X_LED_SPEED100_ON; + if (test_bit(TRIGGER_NETDEV_LINK_1000, &rules)) + *offload_trigger |= QCA808X_LED_SPEED1000_ON; + if (test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &rules)) + *offload_trigger |= QCA808X_LED_HALF_DUPLEX_ON; + if (test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &rules)) + *offload_trigger |= QCA808X_LED_FULL_DUPLEX_ON; + break; + case PORT_FIBRE: + if (test_bit(TRIGGER_NETDEV_TX, &rules)) + *offload_trigger |= QCA807X_LED_FIBER_TXACT_BLK_EN; + if (test_bit(TRIGGER_NETDEV_RX, &rules)) + *offload_trigger |= QCA807X_LED_FIBER_RXACT_BLK_EN; + if (test_bit(TRIGGER_NETDEV_LINK_100, &rules)) + *offload_trigger |= QCA807X_LED_FIBER_100FX_ON_EN; + if (test_bit(TRIGGER_NETDEV_LINK_1000, &rules)) + *offload_trigger |= QCA807X_LED_FIBER_1000BX_ON_EN; + if (test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &rules)) + *offload_trigger |= QCA807X_LED_FIBER_HDX_ON_EN; + if (test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &rules)) + *offload_trigger |= QCA807X_LED_FIBER_FDX_ON_EN; + break; + default: + return -EOPNOTSUPP; + } + + if (rules && !*offload_trigger) + return -EOPNOTSUPP; + + return 0; +} + +static int qca807x_led_hw_control_enable(struct phy_device *phydev, u8 index) +{ + u16 reg; + + if (index > 1) + return -EINVAL; + + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_hw_control_enable(phydev, reg); +} + +static int qca807x_led_hw_is_supported(struct phy_device *phydev, u8 index, + unsigned long rules) +{ + u16 offload_trigger = 0; + + if (index > 1) + return -EINVAL; + + return qca807x_led_parse_netdev(phydev, rules, &offload_trigger); +} + +static int qca807x_led_hw_control_set(struct phy_device *phydev, u8 index, + unsigned long rules) +{ + u16 reg, mask, offload_trigger = 0; + int ret; + + if (index > 1) + return -EINVAL; + + ret = qca807x_led_parse_netdev(phydev, rules, &offload_trigger); + if (ret) + return ret; + + ret = qca807x_led_hw_control_enable(phydev, index); + if (ret) + return ret; + + switch (phydev->port) { + case PORT_TP: + reg = QCA807X_MMD7_LED_CTRL(index); + mask = QCA808X_LED_PATTERN_MASK; + break; + case PORT_FIBRE: + /* HW control pattern bits are in LED FORCE reg */ + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + mask = QCA807X_LED_FIBER_PATTERN_MASK; + break; + default: + return -EINVAL; + } + + return phy_modify_mmd(phydev, MDIO_MMD_AN, reg, mask, + offload_trigger); +} + +static bool qca807x_led_hw_control_status(struct phy_device *phydev, u8 index) +{ + u16 reg; + + if (index > 1) + return false; + + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_hw_control_status(phydev, reg); +} + +static int qca807x_led_hw_control_get(struct phy_device *phydev, u8 index, + unsigned long *rules) +{ + u16 reg; + int val; + + if (index > 1) + return -EINVAL; + + /* Check if we have hw control enabled */ + if (qca807x_led_hw_control_status(phydev, index)) + return -EINVAL; + + /* Parsing specific to netdev trigger */ + switch (phydev->port) { + case PORT_TP: + reg = QCA807X_MMD7_LED_CTRL(index); + val = phy_read_mmd(phydev, MDIO_MMD_AN, reg); + if (val & QCA808X_LED_TX_BLINK) + set_bit(TRIGGER_NETDEV_TX, rules); + if (val & QCA808X_LED_RX_BLINK) + set_bit(TRIGGER_NETDEV_RX, rules); + if (val & QCA808X_LED_SPEED10_ON) + set_bit(TRIGGER_NETDEV_LINK_10, rules); + if (val & QCA808X_LED_SPEED100_ON) + set_bit(TRIGGER_NETDEV_LINK_100, rules); + if (val & QCA808X_LED_SPEED1000_ON) + set_bit(TRIGGER_NETDEV_LINK_1000, rules); + if (val & QCA808X_LED_HALF_DUPLEX_ON) + set_bit(TRIGGER_NETDEV_HALF_DUPLEX, rules); + if (val & QCA808X_LED_FULL_DUPLEX_ON) + set_bit(TRIGGER_NETDEV_FULL_DUPLEX, rules); + break; + case PORT_FIBRE: + /* HW control pattern bits are in LED FORCE reg */ + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + val = phy_read_mmd(phydev, MDIO_MMD_AN, reg); + if (val & QCA807X_LED_FIBER_TXACT_BLK_EN) + set_bit(TRIGGER_NETDEV_TX, rules); + if (val & QCA807X_LED_FIBER_RXACT_BLK_EN) + set_bit(TRIGGER_NETDEV_RX, rules); + if (val & QCA807X_LED_FIBER_100FX_ON_EN) + set_bit(TRIGGER_NETDEV_LINK_100, rules); + if (val & QCA807X_LED_FIBER_1000BX_ON_EN) + set_bit(TRIGGER_NETDEV_LINK_1000, rules); + if (val & QCA807X_LED_FIBER_HDX_ON_EN) + set_bit(TRIGGER_NETDEV_HALF_DUPLEX, rules); + if (val & QCA807X_LED_FIBER_FDX_ON_EN) + set_bit(TRIGGER_NETDEV_FULL_DUPLEX, rules); + break; + default: + return -EINVAL; + } + + return 0; +} + +static int qca807x_led_hw_control_reset(struct phy_device *phydev, u8 index) +{ + u16 reg, mask; + + if (index > 1) + return -EINVAL; + + switch (phydev->port) { + case PORT_TP: + reg = QCA807X_MMD7_LED_CTRL(index); + mask = QCA808X_LED_PATTERN_MASK; + break; + case PORT_FIBRE: + /* HW control pattern bits are in LED FORCE reg */ + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + mask = QCA807X_LED_FIBER_PATTERN_MASK; + break; + default: + return -EINVAL; + } + + return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg, mask); +} + +static int qca807x_led_brightness_set(struct phy_device *phydev, + u8 index, enum led_brightness value) +{ + u16 reg; + int ret; + + if (index > 1) + return -EINVAL; + + /* If we are setting off the LED reset any hw control rule */ + if (!value) { + ret = qca807x_led_hw_control_reset(phydev, index); + if (ret) + return ret; + } + + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_brightness_set(phydev, reg, value); +} + +static int qca807x_led_blink_set(struct phy_device *phydev, u8 index, + unsigned long *delay_on, + unsigned long *delay_off) +{ + u16 reg; + + if (index > 1) + return -EINVAL; + + reg = QCA807X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_blink_set(phydev, reg, delay_on, delay_off); +} + +#ifdef CONFIG_GPIOLIB +static int qca807x_gpio_get_direction(struct gpio_chip *gc, unsigned int offset) +{ + return GPIO_LINE_DIRECTION_OUT; +} + +static int qca807x_gpio_get(struct gpio_chip *gc, unsigned int offset) +{ + struct qca807x_gpio_priv *priv = gpiochip_get_data(gc); + u16 reg; + int val; + + reg = QCA807X_MMD7_LED_FORCE_CTRL(offset); + val = phy_read_mmd(priv->phy, MDIO_MMD_AN, reg); + + return FIELD_GET(QCA807X_GPIO_FORCE_MODE_MASK, val); +} + +static void qca807x_gpio_set(struct gpio_chip *gc, unsigned int offset, int value) +{ + struct qca807x_gpio_priv *priv = gpiochip_get_data(gc); + u16 reg; + int val; + + reg = QCA807X_MMD7_LED_FORCE_CTRL(offset); + + val = phy_read_mmd(priv->phy, MDIO_MMD_AN, reg); + val &= ~QCA807X_GPIO_FORCE_MODE_MASK; + val |= QCA807X_GPIO_FORCE_EN; + val |= FIELD_PREP(QCA807X_GPIO_FORCE_MODE_MASK, value); + + phy_write_mmd(priv->phy, MDIO_MMD_AN, reg, val); +} + +static int qca807x_gpio_dir_out(struct gpio_chip *gc, unsigned int offset, int value) +{ + qca807x_gpio_set(gc, offset, value); + + return 0; +} + +static int qca807x_gpio(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + struct qca807x_gpio_priv *priv; + struct gpio_chip *gc; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->phy = phydev; + + gc = devm_kzalloc(dev, sizeof(*gc), GFP_KERNEL); + if (!gc) + return -ENOMEM; + + gc->label = dev_name(dev); + gc->base = -1; + gc->ngpio = 2; + gc->parent = dev; + gc->owner = THIS_MODULE; + gc->can_sleep = true; + gc->get_direction = qca807x_gpio_get_direction; + gc->direction_output = qca807x_gpio_dir_out; + gc->get = qca807x_gpio_get; + gc->set = qca807x_gpio_set; + + return devm_gpiochip_add_data(dev, gc, priv); +} +#endif + +static int qca807x_read_fiber_status(struct phy_device *phydev) +{ + bool changed; + int ss, err; + + err = genphy_c37_read_status(phydev, &changed); + if (err || !changed) + return err; + + /* Read the QCA807x PHY-Specific Status register fiber page, + * which indicates the speed and duplex that the PHY is actually + * using, irrespective of whether we are in autoneg mode or not. + */ + ss = phy_read(phydev, AT803X_SPECIFIC_STATUS); + if (ss < 0) + return ss; + + phydev->speed = SPEED_UNKNOWN; + phydev->duplex = DUPLEX_UNKNOWN; + if (ss & AT803X_SS_SPEED_DUPLEX_RESOLVED) { + switch (FIELD_GET(AT803X_SS_SPEED_MASK, ss)) { + case AT803X_SS_SPEED_100: + phydev->speed = SPEED_100; + break; + case AT803X_SS_SPEED_1000: + phydev->speed = SPEED_1000; + break; + } + + if (ss & AT803X_SS_DUPLEX) + phydev->duplex = DUPLEX_FULL; + else + phydev->duplex = DUPLEX_HALF; + } + + return 0; +} + +static int qca807x_read_status(struct phy_device *phydev) +{ + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, phydev->supported)) { + switch (phydev->port) { + case PORT_FIBRE: + return qca807x_read_fiber_status(phydev); + case PORT_TP: + return at803x_read_status(phydev); + default: + return -EINVAL; + } + } + + return at803x_read_status(phydev); +} + +static int qca807x_phy_package_probe_once(struct phy_device *phydev) +{ + struct phy_package_shared *shared = phydev->shared; + struct qca807x_shared_priv *priv = shared->priv; + unsigned int tx_drive_strength; + const char *package_mode_name; + + /* Default to 600mw if not defined */ + if (of_property_read_u32(shared->np, "qcom,tx-drive-strength-milliwatt", + &tx_drive_strength)) + tx_drive_strength = 600; + + switch (tx_drive_strength) { + case 140: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_140MV; + break; + case 160: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_160MV; + break; + case 180: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_180MV; + break; + case 200: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_200MV; + break; + case 220: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_220MV; + break; + case 240: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_240MV; + break; + case 260: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_260MV; + break; + case 280: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_280MV; + break; + case 300: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_300MV; + break; + case 320: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_320MV; + break; + case 400: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_400MV; + break; + case 500: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_500MV; + break; + case 600: + priv->tx_drive_strength = PQSGMII_TX_DRIVER_600MV; + break; + default: + return -EINVAL; + } + + priv->package_mode = PHY_INTERFACE_MODE_NA; + if (!of_property_read_string(shared->np, "qcom,package-mode", + &package_mode_name)) { + if (!strcasecmp(package_mode_name, + phy_modes(PHY_INTERFACE_MODE_PSGMII))) + priv->package_mode = PHY_INTERFACE_MODE_PSGMII; + else if (!strcasecmp(package_mode_name, + phy_modes(PHY_INTERFACE_MODE_QSGMII))) + priv->package_mode = PHY_INTERFACE_MODE_QSGMII; + else + return -EINVAL; + } + + return 0; +} + +static int qca807x_phy_package_config_init_once(struct phy_device *phydev) +{ + struct phy_package_shared *shared = phydev->shared; + struct qca807x_shared_priv *priv = shared->priv; + int val, ret; + + /* Make sure PHY follow PHY package mode if enforced */ + if (priv->package_mode != PHY_INTERFACE_MODE_NA && + phydev->interface != priv->package_mode) + return -EINVAL; + + phy_lock_mdio_bus(phydev); + + /* Set correct PHY package mode */ + val = __phy_package_read(phydev, QCA807X_COMBO_ADDR, + QCA807X_CHIP_CONFIGURATION); + val &= ~QCA807X_CHIP_CONFIGURATION_MODE_CFG_MASK; + /* package_mode can be QSGMII or PSGMII and we validate + * this in probe_once. + * With package_mode to NA, we default to PSGMII. + */ + switch (priv->package_mode) { + case PHY_INTERFACE_MODE_QSGMII: + val |= QCA807X_CHIP_CONFIGURATION_MODE_QSGMII_SGMII; + break; + case PHY_INTERFACE_MODE_PSGMII: + default: + val |= QCA807X_CHIP_CONFIGURATION_MODE_PSGMII_ALL_COPPER; + } + ret = __phy_package_write(phydev, QCA807X_COMBO_ADDR, + QCA807X_CHIP_CONFIGURATION, val); + if (ret) + goto exit; + + /* After mode change Serdes reset is required */ + val = __phy_package_read(phydev, QCA807X_PQSGMII_ADDR, + PQSGMII_CTRL_REG); + val &= ~PQSGMII_ANALOG_SW_RESET; + ret = __phy_package_write(phydev, QCA807X_PQSGMII_ADDR, + PQSGMII_CTRL_REG, val); + if (ret) + goto exit; + + msleep(SERDES_RESET_SLEEP); + + val = __phy_package_read(phydev, QCA807X_PQSGMII_ADDR, + PQSGMII_CTRL_REG); + val |= PQSGMII_ANALOG_SW_RESET; + ret = __phy_package_write(phydev, QCA807X_PQSGMII_ADDR, + PQSGMII_CTRL_REG, val); + if (ret) + goto exit; + + /* Workaround to enable AZ transmitting ability */ + val = __phy_package_read_mmd(phydev, QCA807X_PQSGMII_ADDR, + MDIO_MMD_PMAPMD, PQSGMII_MODE_CTRL); + val &= ~PQSGMII_MODE_CTRL_AZ_WORKAROUND_MASK; + ret = __phy_package_write_mmd(phydev, QCA807X_PQSGMII_ADDR, + MDIO_MMD_PMAPMD, PQSGMII_MODE_CTRL, val); + if (ret) + goto exit; + + /* Set PQSGMII TX AMP strength */ + val = __phy_package_read(phydev, QCA807X_PQSGMII_ADDR, + PQSGMII_DRIVE_CONTROL_1); + val &= ~PQSGMII_TX_DRIVER_MASK; + val |= FIELD_PREP(PQSGMII_TX_DRIVER_MASK, priv->tx_drive_strength); + ret = __phy_package_write(phydev, QCA807X_PQSGMII_ADDR, + PQSGMII_DRIVE_CONTROL_1, val); + if (ret) + goto exit; + + /* Prevent PSGMII going into hibernation via PSGMII self test */ + val = __phy_package_read_mmd(phydev, QCA807X_COMBO_ADDR, + MDIO_MMD_PCS, PQSGMII_MMD3_SERDES_CONTROL); + val &= ~BIT(1); + ret = __phy_package_write_mmd(phydev, QCA807X_COMBO_ADDR, + MDIO_MMD_PCS, PQSGMII_MMD3_SERDES_CONTROL, val); + +exit: + phy_unlock_mdio_bus(phydev); + + return ret; +} + +static int qca807x_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) +{ + struct phy_device *phydev = upstream; + __ETHTOOL_DECLARE_LINK_MODE_MASK(support) = { 0, }; + phy_interface_t iface; + int ret; + DECLARE_PHY_INTERFACE_MASK(interfaces); + + sfp_parse_support(phydev->sfp_bus, id, support, interfaces); + iface = sfp_select_interface(phydev->sfp_bus, support); + + dev_info(&phydev->mdio.dev, "%s SFP module inserted\n", phy_modes(iface)); + + switch (iface) { + case PHY_INTERFACE_MODE_1000BASEX: + case PHY_INTERFACE_MODE_100BASEX: + /* Set PHY mode to PSGMII combo (1/4 copper + combo ports) mode */ + ret = phy_modify(phydev, + QCA807X_CHIP_CONFIGURATION, + QCA807X_CHIP_CONFIGURATION_MODE_CFG_MASK, + QCA807X_CHIP_CONFIGURATION_MODE_PSGMII_FIBER); + /* Enable fiber mode autodection (1000Base-X or 100Base-FX) */ + ret = phy_set_bits_mmd(phydev, + MDIO_MMD_AN, + QCA807X_MMD7_FIBER_MODE_AUTO_DETECTION, + QCA807X_MMD7_FIBER_MODE_AUTO_DETECTION_EN); + /* Select fiber page */ + ret = phy_clear_bits(phydev, + QCA807X_CHIP_CONFIGURATION, + QCA807X_BT_BX_REG_SEL); + + phydev->port = PORT_FIBRE; + break; + default: + dev_err(&phydev->mdio.dev, "Incompatible SFP module inserted\n"); + return -EINVAL; + } + + return ret; +} + +static void qca807x_sfp_remove(void *upstream) +{ + struct phy_device *phydev = upstream; + + /* Select copper page */ + phy_set_bits(phydev, + QCA807X_CHIP_CONFIGURATION, + QCA807X_BT_BX_REG_SEL); + + phydev->port = PORT_TP; +} + +static const struct sfp_upstream_ops qca807x_sfp_ops = { + .attach = phy_sfp_attach, + .detach = phy_sfp_detach, + .module_insert = qca807x_sfp_insert, + .module_remove = qca807x_sfp_remove, +}; + +static int qca807x_probe(struct phy_device *phydev) +{ + struct device_node *node = phydev->mdio.dev.of_node; + struct qca807x_shared_priv *shared_priv; + struct device *dev = &phydev->mdio.dev; + struct phy_package_shared *shared; + struct qca807x_priv *priv; + int ret; + + ret = devm_of_phy_package_join(dev, phydev, sizeof(*shared_priv)); + if (ret) + return ret; + + if (phy_package_probe_once(phydev)) { + ret = qca807x_phy_package_probe_once(phydev); + if (ret) + return ret; + } + + shared = phydev->shared; + shared_priv = shared->priv; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->dac_full_amplitude = of_property_read_bool(node, "qcom,dac-full-amplitude"); + priv->dac_full_bias_current = of_property_read_bool(node, "qcom,dac-full-bias-current"); + priv->dac_disable_bias_current_tweak = of_property_read_bool(node, + "qcom,dac-disable-bias-current-tweak"); + +#if IS_ENABLED(CONFIG_GPIOLIB) + /* Make sure we don't have mixed leds node and gpio-controller + * to prevent registering leds and having gpio-controller usage + * conflicting with them. + */ + if (of_find_property(node, "leds", NULL) && + of_find_property(node, "gpio-controller", NULL)) { + phydev_err(phydev, "Invalid property detected. LEDs and gpio-controller are mutually exclusive."); + return -EINVAL; + } + + /* Do not register a GPIO controller unless flagged for it */ + if (of_property_read_bool(node, "gpio-controller")) { + ret = qca807x_gpio(phydev); + if (ret) + return ret; + } +#endif + + /* Attach SFP bus on combo port*/ + if (phy_read(phydev, QCA807X_CHIP_CONFIGURATION)) { + ret = phy_sfp_probe(phydev, &qca807x_sfp_ops); + if (ret) + return ret; + linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, phydev->supported); + linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, phydev->advertising); + } + + phydev->priv = priv; + + return 0; +} + +static int qca807x_config_init(struct phy_device *phydev) +{ + struct qca807x_priv *priv = phydev->priv; + u16 control_dac; + int ret; + + if (phy_package_init_once(phydev)) { + ret = qca807x_phy_package_config_init_once(phydev); + if (ret) + return ret; + } + + control_dac = phy_read_mmd(phydev, MDIO_MMD_AN, + QCA807X_MMD7_1000BASE_T_POWER_SAVE_PER_CABLE_LENGTH); + control_dac &= ~QCA807X_CONTROL_DAC_MASK; + if (!priv->dac_full_amplitude) + control_dac |= QCA807X_CONTROL_DAC_DSP_AMPLITUDE; + if (!priv->dac_full_amplitude) + control_dac |= QCA807X_CONTROL_DAC_DSP_BIAS_CURRENT; + if (!priv->dac_disable_bias_current_tweak) + control_dac |= QCA807X_CONTROL_DAC_BIAS_CURRENT_TWEAK; + return phy_write_mmd(phydev, MDIO_MMD_AN, + QCA807X_MMD7_1000BASE_T_POWER_SAVE_PER_CABLE_LENGTH, + control_dac); +} + +static struct phy_driver qca807x_drivers[] = { + { + PHY_ID_MATCH_EXACT(PHY_ID_QCA8072), + .name = "Qualcomm QCA8072", + .flags = PHY_POLL_CABLE_TEST, + /* PHY_GBIT_FEATURES */ + .probe = qca807x_probe, + .config_init = qca807x_config_init, + .read_status = qca807x_read_status, + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .soft_reset = genphy_soft_reset, + .get_tunable = at803x_get_tunable, + .set_tunable = at803x_set_tunable, + .resume = genphy_resume, + .suspend = genphy_suspend, + .cable_test_start = qca807x_cable_test_start, + .cable_test_get_status = qca808x_cable_test_get_status, + }, + { + PHY_ID_MATCH_EXACT(PHY_ID_QCA8075), + .name = "Qualcomm QCA8075", + .flags = PHY_POLL_CABLE_TEST, + /* PHY_GBIT_FEATURES */ + .probe = qca807x_probe, + .config_init = qca807x_config_init, + .read_status = qca807x_read_status, + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .soft_reset = genphy_soft_reset, + .get_tunable = at803x_get_tunable, + .set_tunable = at803x_set_tunable, + .resume = genphy_resume, + .suspend = genphy_suspend, + .cable_test_start = qca807x_cable_test_start, + .cable_test_get_status = qca808x_cable_test_get_status, + .led_brightness_set = qca807x_led_brightness_set, + .led_blink_set = qca807x_led_blink_set, + .led_hw_is_supported = qca807x_led_hw_is_supported, + .led_hw_control_set = qca807x_led_hw_control_set, + .led_hw_control_get = qca807x_led_hw_control_get, + }, +}; +module_phy_driver(qca807x_drivers); + +static struct mdio_device_id __maybe_unused qca807x_tbl[] = { + { PHY_ID_MATCH_EXACT(PHY_ID_QCA8072) }, + { PHY_ID_MATCH_EXACT(PHY_ID_QCA8075) }, + { } +}; + +MODULE_AUTHOR("Robert Marko <robert.marko@sartura.hr>"); +MODULE_AUTHOR("Christian Marangi <ansuelsmth@gmail.com>"); +MODULE_DESCRIPTION("Qualcomm QCA807x PHY driver"); +MODULE_DEVICE_TABLE(mdio, qca807x_tbl); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/phy/qcom/qca808x.c b/drivers/net/phy/qcom/qca808x.c new file mode 100644 index 000000000000..5048304ccc9e --- /dev/null +++ b/drivers/net/phy/qcom/qca808x.c @@ -0,0 +1,663 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <linux/phy.h> +#include <linux/module.h> + +#include "qcom.h" + +/* ADC threshold */ +#define QCA808X_PHY_DEBUG_ADC_THRESHOLD 0x2c80 +#define QCA808X_ADC_THRESHOLD_MASK GENMASK(7, 0) +#define QCA808X_ADC_THRESHOLD_80MV 0 +#define QCA808X_ADC_THRESHOLD_100MV 0xf0 +#define QCA808X_ADC_THRESHOLD_200MV 0x0f +#define QCA808X_ADC_THRESHOLD_300MV 0xff + +/* CLD control */ +#define QCA808X_PHY_MMD3_ADDR_CLD_CTRL7 0x8007 +#define QCA808X_8023AZ_AFE_CTRL_MASK GENMASK(8, 4) +#define QCA808X_8023AZ_AFE_EN 0x90 + +/* AZ control */ +#define QCA808X_PHY_MMD3_AZ_TRAINING_CTRL 0x8008 +#define QCA808X_MMD3_AZ_TRAINING_VAL 0x1c32 + +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB 0x8014 +#define QCA808X_MSE_THRESHOLD_20DB_VALUE 0x529 + +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB 0x800E +#define QCA808X_MSE_THRESHOLD_17DB_VALUE 0x341 + +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB 0x801E +#define QCA808X_MSE_THRESHOLD_27DB_VALUE 0x419 + +#define QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB 0x8020 +#define QCA808X_MSE_THRESHOLD_28DB_VALUE 0x341 + +#define QCA808X_PHY_MMD7_TOP_OPTION1 0x901c +#define QCA808X_TOP_OPTION1_DATA 0x0 + +#define QCA808X_PHY_MMD3_DEBUG_1 0xa100 +#define QCA808X_MMD3_DEBUG_1_VALUE 0x9203 +#define QCA808X_PHY_MMD3_DEBUG_2 0xa101 +#define QCA808X_MMD3_DEBUG_2_VALUE 0x48ad +#define QCA808X_PHY_MMD3_DEBUG_3 0xa103 +#define QCA808X_MMD3_DEBUG_3_VALUE 0x1698 +#define QCA808X_PHY_MMD3_DEBUG_4 0xa105 +#define QCA808X_MMD3_DEBUG_4_VALUE 0x8001 +#define QCA808X_PHY_MMD3_DEBUG_5 0xa106 +#define QCA808X_MMD3_DEBUG_5_VALUE 0x1111 +#define QCA808X_PHY_MMD3_DEBUG_6 0xa011 +#define QCA808X_MMD3_DEBUG_6_VALUE 0x5f85 + +/* master/slave seed config */ +#define QCA808X_PHY_DEBUG_LOCAL_SEED 9 +#define QCA808X_MASTER_SLAVE_SEED_ENABLE BIT(1) +#define QCA808X_MASTER_SLAVE_SEED_CFG GENMASK(12, 2) +#define QCA808X_MASTER_SLAVE_SEED_RANGE 0x32 + +/* Hibernation yields lower power consumpiton in contrast with normal operation mode. + * when the copper cable is unplugged, the PHY enters into hibernation mode in about 10s. + */ +#define QCA808X_DBG_AN_TEST 0xb +#define QCA808X_HIBERNATION_EN BIT(15) + +#define QCA808X_MMD7_LED2_CTRL 0x8074 +#define QCA808X_MMD7_LED2_FORCE_CTRL 0x8075 +#define QCA808X_MMD7_LED1_CTRL 0x8076 +#define QCA808X_MMD7_LED1_FORCE_CTRL 0x8077 +#define QCA808X_MMD7_LED0_CTRL 0x8078 +#define QCA808X_MMD7_LED_CTRL(x) (0x8078 - ((x) * 2)) + +#define QCA808X_MMD7_LED0_FORCE_CTRL 0x8079 +#define QCA808X_MMD7_LED_FORCE_CTRL(x) (0x8079 - ((x) * 2)) + +#define QCA808X_MMD7_LED_POLARITY_CTRL 0x901a +/* QSDK sets by default 0x46 to this reg that sets BIT 6 for + * LED to active high. It's not clear what BIT 3 and BIT 4 does. + */ +#define QCA808X_LED_ACTIVE_HIGH BIT(6) + +/* QCA808X 1G chip type */ +#define QCA808X_PHY_MMD7_CHIP_TYPE 0x901d +#define QCA808X_PHY_CHIP_TYPE_1G BIT(0) + +#define QCA8081_PHY_SERDES_MMD1_FIFO_CTRL 0x9072 +#define QCA8081_PHY_FIFO_RSTN BIT(11) + +#define QCA8081_PHY_ID 0x004dd101 + +MODULE_DESCRIPTION("Qualcomm Atheros QCA808X PHY driver"); +MODULE_AUTHOR("Matus Ujhelyi"); +MODULE_LICENSE("GPL"); + +struct qca808x_priv { + int led_polarity_mode; +}; + +static int qca808x_phy_fast_retrain_config(struct phy_device *phydev) +{ + int ret; + + /* Enable fast retrain */ + ret = genphy_c45_fast_retrain(phydev, true); + if (ret) + return ret; + + phy_write_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_TOP_OPTION1, + QCA808X_TOP_OPTION1_DATA); + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_20DB, + QCA808X_MSE_THRESHOLD_20DB_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_17DB, + QCA808X_MSE_THRESHOLD_17DB_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_27DB, + QCA808X_MSE_THRESHOLD_27DB_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PMAPMD, QCA808X_PHY_MMD1_MSE_THRESHOLD_28DB, + QCA808X_MSE_THRESHOLD_28DB_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_1, + QCA808X_MMD3_DEBUG_1_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_4, + QCA808X_MMD3_DEBUG_4_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_5, + QCA808X_MMD3_DEBUG_5_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_3, + QCA808X_MMD3_DEBUG_3_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_6, + QCA808X_MMD3_DEBUG_6_VALUE); + phy_write_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_DEBUG_2, + QCA808X_MMD3_DEBUG_2_VALUE); + + return 0; +} + +static int qca808x_phy_ms_seed_enable(struct phy_device *phydev, bool enable) +{ + u16 seed_value; + + if (!enable) + return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED, + QCA808X_MASTER_SLAVE_SEED_ENABLE, 0); + + seed_value = get_random_u32_below(QCA808X_MASTER_SLAVE_SEED_RANGE); + return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_LOCAL_SEED, + QCA808X_MASTER_SLAVE_SEED_CFG | QCA808X_MASTER_SLAVE_SEED_ENABLE, + FIELD_PREP(QCA808X_MASTER_SLAVE_SEED_CFG, seed_value) | + QCA808X_MASTER_SLAVE_SEED_ENABLE); +} + +static bool qca808x_is_prefer_master(struct phy_device *phydev) +{ + return (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_FORCE) || + (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_PREFERRED); +} + +static bool qca808x_has_fast_retrain_or_slave_seed(struct phy_device *phydev) +{ + return linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); +} + +static bool qca808x_is_1g_only(struct phy_device *phydev) +{ + int ret; + + ret = phy_read_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_CHIP_TYPE); + if (ret < 0) + return true; + + return !!(QCA808X_PHY_CHIP_TYPE_1G & ret); +} + +static void qca808x_fill_possible_interfaces(struct phy_device *phydev) +{ + unsigned long *possible = phydev->possible_interfaces; + + __set_bit(PHY_INTERFACE_MODE_SGMII, possible); + + if (!qca808x_is_1g_only(phydev)) + __set_bit(PHY_INTERFACE_MODE_2500BASEX, possible); +} + +static int qca808x_probe(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + struct qca808x_priv *priv; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + /* Init LED polarity mode to -1 */ + priv->led_polarity_mode = -1; + + phydev->priv = priv; + + return 0; +} + +static int qca808x_config_init(struct phy_device *phydev) +{ + struct qca808x_priv *priv = phydev->priv; + int ret; + + /* Default to LED Active High if active-low not in DT */ + if (priv->led_polarity_mode == -1) { + ret = phy_set_bits_mmd(phydev, MDIO_MMD_AN, + QCA808X_MMD7_LED_POLARITY_CTRL, + QCA808X_LED_ACTIVE_HIGH); + if (ret) + return ret; + } + + /* Active adc&vga on 802.3az for the link 1000M and 100M */ + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, QCA808X_PHY_MMD3_ADDR_CLD_CTRL7, + QCA808X_8023AZ_AFE_CTRL_MASK, QCA808X_8023AZ_AFE_EN); + if (ret) + return ret; + + /* Adjust the threshold on 802.3az for the link 1000M */ + ret = phy_write_mmd(phydev, MDIO_MMD_PCS, + QCA808X_PHY_MMD3_AZ_TRAINING_CTRL, + QCA808X_MMD3_AZ_TRAINING_VAL); + if (ret) + return ret; + + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) { + /* Config the fast retrain for the link 2500M */ + ret = qca808x_phy_fast_retrain_config(phydev); + if (ret) + return ret; + + ret = genphy_read_master_slave(phydev); + if (ret < 0) + return ret; + + if (!qca808x_is_prefer_master(phydev)) { + /* Enable seed and configure lower ramdom seed to make phy + * linked as slave mode. + */ + ret = qca808x_phy_ms_seed_enable(phydev, true); + if (ret) + return ret; + } + } + + qca808x_fill_possible_interfaces(phydev); + + /* Configure adc threshold as 100mv for the link 10M */ + return at803x_debug_reg_mask(phydev, QCA808X_PHY_DEBUG_ADC_THRESHOLD, + QCA808X_ADC_THRESHOLD_MASK, + QCA808X_ADC_THRESHOLD_100MV); +} + +static int qca808x_read_status(struct phy_device *phydev) +{ + struct at803x_ss_mask ss_mask = { 0 }; + int ret; + + ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_STAT); + if (ret < 0) + return ret; + + linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->lp_advertising, + ret & MDIO_AN_10GBT_STAT_LP2_5G); + + ret = genphy_read_status(phydev); + if (ret) + return ret; + + /* qca8081 takes the different bits for speed value from at803x */ + ss_mask.speed_mask = QCA808X_SS_SPEED_MASK; + ss_mask.speed_shift = __bf_shf(QCA808X_SS_SPEED_MASK); + ret = at803x_read_specific_status(phydev, ss_mask); + if (ret < 0) + return ret; + + if (phydev->link) { + if (phydev->speed == SPEED_2500) + phydev->interface = PHY_INTERFACE_MODE_2500BASEX; + else + phydev->interface = PHY_INTERFACE_MODE_SGMII; + } else { + /* generate seed as a lower random value to make PHY linked as SLAVE easily, + * except for master/slave configuration fault detected or the master mode + * preferred. + * + * the reason for not putting this code into the function link_change_notify is + * the corner case where the link partner is also the qca8081 PHY and the seed + * value is configured as the same value, the link can't be up and no link change + * occurs. + */ + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) { + if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR || + qca808x_is_prefer_master(phydev)) { + qca808x_phy_ms_seed_enable(phydev, false); + } else { + qca808x_phy_ms_seed_enable(phydev, true); + } + } + } + + return 0; +} + +static int qca808x_soft_reset(struct phy_device *phydev) +{ + int ret; + + ret = genphy_soft_reset(phydev); + if (ret < 0) + return ret; + + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) + ret = qca808x_phy_ms_seed_enable(phydev, true); + + return ret; +} + +static int qca808x_cable_test_start(struct phy_device *phydev) +{ + int ret; + + /* perform CDT with the following configs: + * 1. disable hibernation. + * 2. force PHY working in MDI mode. + * 3. for PHY working in 1000BaseT. + * 4. configure the threshold. + */ + + ret = at803x_debug_reg_mask(phydev, QCA808X_DBG_AN_TEST, QCA808X_HIBERNATION_EN, 0); + if (ret < 0) + return ret; + + ret = at803x_config_mdix(phydev, ETH_TP_MDI); + if (ret < 0) + return ret; + + /* Force 1000base-T needs to configure PMA/PMD and MII_BMCR */ + phydev->duplex = DUPLEX_FULL; + phydev->speed = SPEED_1000; + ret = genphy_c45_pma_setup_forced(phydev); + if (ret < 0) + return ret; + + ret = genphy_setup_forced(phydev); + if (ret < 0) + return ret; + + /* configure the thresholds for open, short, pair ok test */ + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8074, 0xc040); + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8076, 0xc040); + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8077, 0xa060); + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8078, 0xc050); + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807a, 0xc060); + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x807e, 0xb060); + + return 0; +} + +static int qca808x_get_features(struct phy_device *phydev) +{ + int ret; + + ret = genphy_c45_pma_read_abilities(phydev); + if (ret) + return ret; + + /* The autoneg ability is not existed in bit3 of MMD7.1, + * but it is supported by qca808x PHY, so we add it here + * manually. + */ + linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->supported); + + /* As for the qca8081 1G version chip, the 2500baseT ability is also + * existed in the bit0 of MMD1.21, we need to remove it manually if + * it is the qca8081 1G chip according to the bit0 of MMD7.0x901d. + */ + if (qca808x_is_1g_only(phydev)) + linkmode_clear_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); + + return 0; +} + +static int qca808x_config_aneg(struct phy_device *phydev) +{ + int phy_ctrl = 0; + int ret; + + ret = at803x_prepare_config_aneg(phydev); + if (ret) + return ret; + + /* The reg MII_BMCR also needs to be configured for force mode, the + * genphy_config_aneg is also needed. + */ + if (phydev->autoneg == AUTONEG_DISABLE) + genphy_c45_pma_setup_forced(phydev); + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->advertising)) + phy_ctrl = MDIO_AN_10GBT_CTRL_ADV2_5G; + + ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL, + MDIO_AN_10GBT_CTRL_ADV2_5G, phy_ctrl); + if (ret < 0) + return ret; + + return __genphy_config_aneg(phydev, ret); +} + +static void qca808x_link_change_notify(struct phy_device *phydev) +{ + /* Assert interface sgmii fifo on link down, deassert it on link up, + * the interface device address is always phy address added by 1. + */ + mdiobus_c45_modify_changed(phydev->mdio.bus, phydev->mdio.addr + 1, + MDIO_MMD_PMAPMD, QCA8081_PHY_SERDES_MMD1_FIFO_CTRL, + QCA8081_PHY_FIFO_RSTN, + phydev->link ? QCA8081_PHY_FIFO_RSTN : 0); +} + +static int qca808x_led_parse_netdev(struct phy_device *phydev, unsigned long rules, + u16 *offload_trigger) +{ + /* Parsing specific to netdev trigger */ + if (test_bit(TRIGGER_NETDEV_TX, &rules)) + *offload_trigger |= QCA808X_LED_TX_BLINK; + if (test_bit(TRIGGER_NETDEV_RX, &rules)) + *offload_trigger |= QCA808X_LED_RX_BLINK; + if (test_bit(TRIGGER_NETDEV_LINK_10, &rules)) + *offload_trigger |= QCA808X_LED_SPEED10_ON; + if (test_bit(TRIGGER_NETDEV_LINK_100, &rules)) + *offload_trigger |= QCA808X_LED_SPEED100_ON; + if (test_bit(TRIGGER_NETDEV_LINK_1000, &rules)) + *offload_trigger |= QCA808X_LED_SPEED1000_ON; + if (test_bit(TRIGGER_NETDEV_LINK_2500, &rules)) + *offload_trigger |= QCA808X_LED_SPEED2500_ON; + if (test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &rules)) + *offload_trigger |= QCA808X_LED_HALF_DUPLEX_ON; + if (test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &rules)) + *offload_trigger |= QCA808X_LED_FULL_DUPLEX_ON; + + if (rules && !*offload_trigger) + return -EOPNOTSUPP; + + /* Enable BLINK_CHECK_BYPASS by default to make the LED + * blink even with duplex or speed mode not enabled. + */ + *offload_trigger |= QCA808X_LED_BLINK_CHECK_BYPASS; + + return 0; +} + +static int qca808x_led_hw_control_enable(struct phy_device *phydev, u8 index) +{ + u16 reg; + + if (index > 2) + return -EINVAL; + + reg = QCA808X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_hw_control_enable(phydev, reg); +} + +static int qca808x_led_hw_is_supported(struct phy_device *phydev, u8 index, + unsigned long rules) +{ + u16 offload_trigger = 0; + + if (index > 2) + return -EINVAL; + + return qca808x_led_parse_netdev(phydev, rules, &offload_trigger); +} + +static int qca808x_led_hw_control_set(struct phy_device *phydev, u8 index, + unsigned long rules) +{ + u16 reg, offload_trigger = 0; + int ret; + + if (index > 2) + return -EINVAL; + + reg = QCA808X_MMD7_LED_CTRL(index); + + ret = qca808x_led_parse_netdev(phydev, rules, &offload_trigger); + if (ret) + return ret; + + ret = qca808x_led_hw_control_enable(phydev, index); + if (ret) + return ret; + + return phy_modify_mmd(phydev, MDIO_MMD_AN, reg, + QCA808X_LED_PATTERN_MASK, + offload_trigger); +} + +static bool qca808x_led_hw_control_status(struct phy_device *phydev, u8 index) +{ + u16 reg; + + if (index > 2) + return false; + + reg = QCA808X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_hw_control_status(phydev, reg); +} + +static int qca808x_led_hw_control_get(struct phy_device *phydev, u8 index, + unsigned long *rules) +{ + u16 reg; + int val; + + if (index > 2) + return -EINVAL; + + /* Check if we have hw control enabled */ + if (qca808x_led_hw_control_status(phydev, index)) + return -EINVAL; + + reg = QCA808X_MMD7_LED_CTRL(index); + + val = phy_read_mmd(phydev, MDIO_MMD_AN, reg); + if (val & QCA808X_LED_TX_BLINK) + set_bit(TRIGGER_NETDEV_TX, rules); + if (val & QCA808X_LED_RX_BLINK) + set_bit(TRIGGER_NETDEV_RX, rules); + if (val & QCA808X_LED_SPEED10_ON) + set_bit(TRIGGER_NETDEV_LINK_10, rules); + if (val & QCA808X_LED_SPEED100_ON) + set_bit(TRIGGER_NETDEV_LINK_100, rules); + if (val & QCA808X_LED_SPEED1000_ON) + set_bit(TRIGGER_NETDEV_LINK_1000, rules); + if (val & QCA808X_LED_SPEED2500_ON) + set_bit(TRIGGER_NETDEV_LINK_2500, rules); + if (val & QCA808X_LED_HALF_DUPLEX_ON) + set_bit(TRIGGER_NETDEV_HALF_DUPLEX, rules); + if (val & QCA808X_LED_FULL_DUPLEX_ON) + set_bit(TRIGGER_NETDEV_FULL_DUPLEX, rules); + + return 0; +} + +static int qca808x_led_hw_control_reset(struct phy_device *phydev, u8 index) +{ + u16 reg; + + if (index > 2) + return -EINVAL; + + reg = QCA808X_MMD7_LED_CTRL(index); + + return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg, + QCA808X_LED_PATTERN_MASK); +} + +static int qca808x_led_brightness_set(struct phy_device *phydev, + u8 index, enum led_brightness value) +{ + u16 reg; + int ret; + + if (index > 2) + return -EINVAL; + + if (!value) { + ret = qca808x_led_hw_control_reset(phydev, index); + if (ret) + return ret; + } + + reg = QCA808X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_brightness_set(phydev, reg, value); +} + +static int qca808x_led_blink_set(struct phy_device *phydev, u8 index, + unsigned long *delay_on, + unsigned long *delay_off) +{ + u16 reg; + + if (index > 2) + return -EINVAL; + + reg = QCA808X_MMD7_LED_FORCE_CTRL(index); + return qca808x_led_reg_blink_set(phydev, reg, delay_on, delay_off); +} + +static int qca808x_led_polarity_set(struct phy_device *phydev, int index, + unsigned long modes) +{ + struct qca808x_priv *priv = phydev->priv; + bool active_low = false; + u32 mode; + + for_each_set_bit(mode, &modes, __PHY_LED_MODES_NUM) { + switch (mode) { + case PHY_LED_ACTIVE_LOW: + active_low = true; + break; + default: + return -EINVAL; + } + } + + /* PHY polarity is global and can't be set per LED. + * To detect this, check if last requested polarity mode + * match the new one. + */ + if (priv->led_polarity_mode >= 0 && + priv->led_polarity_mode != active_low) { + phydev_err(phydev, "PHY polarity is global. Mismatched polarity on different LED\n"); + return -EINVAL; + } + + /* Save the last PHY polarity mode */ + priv->led_polarity_mode = active_low; + + return phy_modify_mmd(phydev, MDIO_MMD_AN, + QCA808X_MMD7_LED_POLARITY_CTRL, + QCA808X_LED_ACTIVE_HIGH, + active_low ? 0 : QCA808X_LED_ACTIVE_HIGH); +} + +static struct phy_driver qca808x_driver[] = { +{ + /* Qualcomm QCA8081 */ + PHY_ID_MATCH_EXACT(QCA8081_PHY_ID), + .name = "Qualcomm QCA8081", + .flags = PHY_POLL_CABLE_TEST, + .probe = qca808x_probe, + .config_intr = at803x_config_intr, + .handle_interrupt = at803x_handle_interrupt, + .get_tunable = at803x_get_tunable, + .set_tunable = at803x_set_tunable, + .set_wol = at803x_set_wol, + .get_wol = at803x_get_wol, + .get_features = qca808x_get_features, + .config_aneg = qca808x_config_aneg, + .suspend = genphy_suspend, + .resume = genphy_resume, + .read_status = qca808x_read_status, + .config_init = qca808x_config_init, + .soft_reset = qca808x_soft_reset, + .cable_test_start = qca808x_cable_test_start, + .cable_test_get_status = qca808x_cable_test_get_status, + .link_change_notify = qca808x_link_change_notify, + .led_brightness_set = qca808x_led_brightness_set, + .led_blink_set = qca808x_led_blink_set, + .led_hw_is_supported = qca808x_led_hw_is_supported, + .led_hw_control_set = qca808x_led_hw_control_set, + .led_hw_control_get = qca808x_led_hw_control_get, + .led_polarity_set = qca808x_led_polarity_set, +}, }; + +module_phy_driver(qca808x_driver); + +static struct mdio_device_id __maybe_unused qca808x_tbl[] = { + { PHY_ID_MATCH_EXACT(QCA8081_PHY_ID) }, + { } +}; + +MODULE_DEVICE_TABLE(mdio, qca808x_tbl); diff --git a/drivers/net/phy/qcom/qca83xx.c b/drivers/net/phy/qcom/qca83xx.c new file mode 100644 index 000000000000..5d083ef0250e --- /dev/null +++ b/drivers/net/phy/qcom/qca83xx.c @@ -0,0 +1,275 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <linux/phy.h> +#include <linux/module.h> + +#include "qcom.h" + +#define AT803X_DEBUG_REG_3C 0x3C + +#define AT803X_DEBUG_REG_GREEN 0x3D +#define AT803X_DEBUG_GATE_CLK_IN1000 BIT(6) + +#define MDIO_AZ_DEBUG 0x800D + +#define QCA8327_A_PHY_ID 0x004dd033 +#define QCA8327_B_PHY_ID 0x004dd034 +#define QCA8337_PHY_ID 0x004dd036 +#define QCA8K_PHY_ID_MASK 0xffffffff + +#define QCA8K_DEVFLAGS_REVISION_MASK GENMASK(2, 0) + +static struct at803x_hw_stat qca83xx_hw_stats[] = { + { "phy_idle_errors", 0xa, GENMASK(7, 0), PHY}, + { "phy_receive_errors", 0x15, GENMASK(15, 0), PHY}, + { "eee_wake_errors", 0x16, GENMASK(15, 0), MMD}, +}; + +struct qca83xx_priv { + u64 stats[ARRAY_SIZE(qca83xx_hw_stats)]; +}; + +MODULE_DESCRIPTION("Qualcomm Atheros QCA83XX PHY driver"); +MODULE_AUTHOR("Matus Ujhelyi"); +MODULE_AUTHOR("Christian Marangi <ansuelsmth@gmail.com>"); +MODULE_LICENSE("GPL"); + +static int qca83xx_get_sset_count(struct phy_device *phydev) +{ + return ARRAY_SIZE(qca83xx_hw_stats); +} + +static void qca83xx_get_strings(struct phy_device *phydev, u8 *data) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(qca83xx_hw_stats); i++) { + strscpy(data + i * ETH_GSTRING_LEN, + qca83xx_hw_stats[i].string, ETH_GSTRING_LEN); + } +} + +static u64 qca83xx_get_stat(struct phy_device *phydev, int i) +{ + struct at803x_hw_stat stat = qca83xx_hw_stats[i]; + struct qca83xx_priv *priv = phydev->priv; + int val; + u64 ret; + + if (stat.access_type == MMD) + val = phy_read_mmd(phydev, MDIO_MMD_PCS, stat.reg); + else + val = phy_read(phydev, stat.reg); + + if (val < 0) { + ret = U64_MAX; + } else { + val = val & stat.mask; + priv->stats[i] += val; + ret = priv->stats[i]; + } + + return ret; +} + +static void qca83xx_get_stats(struct phy_device *phydev, + struct ethtool_stats *stats, u64 *data) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(qca83xx_hw_stats); i++) + data[i] = qca83xx_get_stat(phydev, i); +} + +static int qca83xx_probe(struct phy_device *phydev) +{ + struct device *dev = &phydev->mdio.dev; + struct qca83xx_priv *priv; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + phydev->priv = priv; + + return 0; +} + +static int qca83xx_config_init(struct phy_device *phydev) +{ + u8 switch_revision; + + switch_revision = phydev->dev_flags & QCA8K_DEVFLAGS_REVISION_MASK; + + switch (switch_revision) { + case 1: + /* For 100M waveform */ + at803x_debug_reg_write(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, 0x02ea); + /* Turn on Gigabit clock */ + at803x_debug_reg_write(phydev, AT803X_DEBUG_REG_GREEN, 0x68a0); + break; + + case 2: + phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, 0x0); + fallthrough; + case 4: + phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_AZ_DEBUG, 0x803f); + at803x_debug_reg_write(phydev, AT803X_DEBUG_REG_GREEN, 0x6860); + at803x_debug_reg_write(phydev, AT803X_DEBUG_SYSTEM_CTRL_MODE, 0x2c46); + at803x_debug_reg_write(phydev, AT803X_DEBUG_REG_3C, 0x6000); + break; + } + + /* Following original QCA sourcecode set port to prefer master */ + phy_set_bits(phydev, MII_CTRL1000, CTL1000_PREFER_MASTER); + + return 0; +} + +static int qca8327_config_init(struct phy_device *phydev) +{ + /* QCA8327 require DAC amplitude adjustment for 100m set to +6%. + * Disable on init and enable only with 100m speed following + * qca original source code. + */ + at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, + QCA8327_DEBUG_MANU_CTRL_EN, 0); + + return qca83xx_config_init(phydev); +} + +static void qca83xx_link_change_notify(struct phy_device *phydev) +{ + /* Set DAC Amplitude adjustment to +6% for 100m on link running */ + if (phydev->state == PHY_RUNNING) { + if (phydev->speed == SPEED_100) + at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, + QCA8327_DEBUG_MANU_CTRL_EN, + QCA8327_DEBUG_MANU_CTRL_EN); + } else { + /* Reset DAC Amplitude adjustment */ + at803x_debug_reg_mask(phydev, AT803X_DEBUG_ANALOG_TEST_CTRL, + QCA8327_DEBUG_MANU_CTRL_EN, 0); + } +} + +static int qca83xx_resume(struct phy_device *phydev) +{ + int ret, val; + + /* Skip reset if not suspended */ + if (!phydev->suspended) + return 0; + + /* Reinit the port, reset values set by suspend */ + qca83xx_config_init(phydev); + + /* Reset the port on port resume */ + phy_set_bits(phydev, MII_BMCR, BMCR_RESET | BMCR_ANENABLE); + + /* On resume from suspend the switch execute a reset and + * restart auto-negotiation. Wait for reset to complete. + */ + ret = phy_read_poll_timeout(phydev, MII_BMCR, val, !(val & BMCR_RESET), + 50000, 600000, true); + if (ret) + return ret; + + usleep_range(1000, 2000); + + return 0; +} + +static int qca83xx_suspend(struct phy_device *phydev) +{ + at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_GREEN, + AT803X_DEBUG_GATE_CLK_IN1000, 0); + + at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_HIB_CTRL, + AT803X_DEBUG_HIB_CTRL_EN_ANY_CHANGE | + AT803X_DEBUG_HIB_CTRL_SEL_RST_80U, 0); + + return 0; +} + +static int qca8337_suspend(struct phy_device *phydev) +{ + /* Only QCA8337 support actual suspend. */ + genphy_suspend(phydev); + + return qca83xx_suspend(phydev); +} + +static int qca8327_suspend(struct phy_device *phydev) +{ + u16 mask = 0; + + /* QCA8327 cause port unreliability when phy suspend + * is set. + */ + mask |= ~(BMCR_SPEED1000 | BMCR_FULLDPLX); + phy_modify(phydev, MII_BMCR, mask, 0); + + return qca83xx_suspend(phydev); +} + +static struct phy_driver qca83xx_driver[] = { +{ + /* QCA8337 */ + .phy_id = QCA8337_PHY_ID, + .phy_id_mask = QCA8K_PHY_ID_MASK, + .name = "Qualcomm Atheros 8337 internal PHY", + /* PHY_GBIT_FEATURES */ + .probe = qca83xx_probe, + .flags = PHY_IS_INTERNAL, + .config_init = qca83xx_config_init, + .soft_reset = genphy_soft_reset, + .get_sset_count = qca83xx_get_sset_count, + .get_strings = qca83xx_get_strings, + .get_stats = qca83xx_get_stats, + .suspend = qca8337_suspend, + .resume = qca83xx_resume, +}, { + /* QCA8327-A from switch QCA8327-AL1A */ + .phy_id = QCA8327_A_PHY_ID, + .phy_id_mask = QCA8K_PHY_ID_MASK, + .name = "Qualcomm Atheros 8327-A internal PHY", + /* PHY_GBIT_FEATURES */ + .link_change_notify = qca83xx_link_change_notify, + .probe = qca83xx_probe, + .flags = PHY_IS_INTERNAL, + .config_init = qca8327_config_init, + .soft_reset = genphy_soft_reset, + .get_sset_count = qca83xx_get_sset_count, + .get_strings = qca83xx_get_strings, + .get_stats = qca83xx_get_stats, + .suspend = qca8327_suspend, + .resume = qca83xx_resume, +}, { + /* QCA8327-B from switch QCA8327-BL1A */ + .phy_id = QCA8327_B_PHY_ID, + .phy_id_mask = QCA8K_PHY_ID_MASK, + .name = "Qualcomm Atheros 8327-B internal PHY", + /* PHY_GBIT_FEATURES */ + .link_change_notify = qca83xx_link_change_notify, + .probe = qca83xx_probe, + .flags = PHY_IS_INTERNAL, + .config_init = qca8327_config_init, + .soft_reset = genphy_soft_reset, + .get_sset_count = qca83xx_get_sset_count, + .get_strings = qca83xx_get_strings, + .get_stats = qca83xx_get_stats, + .suspend = qca8327_suspend, + .resume = qca83xx_resume, +}, }; + +module_phy_driver(qca83xx_driver); + +static struct mdio_device_id __maybe_unused qca83xx_tbl[] = { + { PHY_ID_MATCH_EXACT(QCA8337_PHY_ID) }, + { PHY_ID_MATCH_EXACT(QCA8327_A_PHY_ID) }, + { PHY_ID_MATCH_EXACT(QCA8327_B_PHY_ID) }, + { } +}; + +MODULE_DEVICE_TABLE(mdio, qca83xx_tbl); diff --git a/drivers/net/phy/qcom/qcom-phy-lib.c b/drivers/net/phy/qcom/qcom-phy-lib.c new file mode 100644 index 000000000000..d28815ef56bb --- /dev/null +++ b/drivers/net/phy/qcom/qcom-phy-lib.c @@ -0,0 +1,676 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <linux/phy.h> +#include <linux/module.h> + +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ethtool_netlink.h> + +#include "qcom.h" + +MODULE_DESCRIPTION("Qualcomm PHY driver Common Functions"); +MODULE_AUTHOR("Matus Ujhelyi"); +MODULE_AUTHOR("Christian Marangi <ansuelsmth@gmail.com>"); +MODULE_LICENSE("GPL"); + +int at803x_debug_reg_read(struct phy_device *phydev, u16 reg) +{ + int ret; + + ret = phy_write(phydev, AT803X_DEBUG_ADDR, reg); + if (ret < 0) + return ret; + + return phy_read(phydev, AT803X_DEBUG_DATA); +} +EXPORT_SYMBOL_GPL(at803x_debug_reg_read); + +int at803x_debug_reg_mask(struct phy_device *phydev, u16 reg, + u16 clear, u16 set) +{ + u16 val; + int ret; + + ret = at803x_debug_reg_read(phydev, reg); + if (ret < 0) + return ret; + + val = ret & 0xffff; + val &= ~clear; + val |= set; + + return phy_write(phydev, AT803X_DEBUG_DATA, val); +} +EXPORT_SYMBOL_GPL(at803x_debug_reg_mask); + +int at803x_debug_reg_write(struct phy_device *phydev, u16 reg, u16 data) +{ + int ret; + + ret = phy_write(phydev, AT803X_DEBUG_ADDR, reg); + if (ret < 0) + return ret; + + return phy_write(phydev, AT803X_DEBUG_DATA, data); +} +EXPORT_SYMBOL_GPL(at803x_debug_reg_write); + +int at803x_set_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) +{ + int ret, irq_enabled; + + if (wol->wolopts & WAKE_MAGIC) { + struct net_device *ndev = phydev->attached_dev; + const u8 *mac; + unsigned int i; + static const unsigned int offsets[] = { + AT803X_LOC_MAC_ADDR_32_47_OFFSET, + AT803X_LOC_MAC_ADDR_16_31_OFFSET, + AT803X_LOC_MAC_ADDR_0_15_OFFSET, + }; + + if (!ndev) + return -ENODEV; + + mac = (const u8 *)ndev->dev_addr; + + if (!is_valid_ether_addr(mac)) + return -EINVAL; + + for (i = 0; i < 3; i++) + phy_write_mmd(phydev, MDIO_MMD_PCS, offsets[i], + mac[(i * 2) + 1] | (mac[(i * 2)] << 8)); + + /* Enable WOL interrupt */ + ret = phy_modify(phydev, AT803X_INTR_ENABLE, 0, AT803X_INTR_ENABLE_WOL); + if (ret) + return ret; + } else { + /* Disable WOL interrupt */ + ret = phy_modify(phydev, AT803X_INTR_ENABLE, AT803X_INTR_ENABLE_WOL, 0); + if (ret) + return ret; + } + + /* Clear WOL status */ + ret = phy_read(phydev, AT803X_INTR_STATUS); + if (ret < 0) + return ret; + + /* Check if there are other interrupts except for WOL triggered when PHY is + * in interrupt mode, only the interrupts enabled by AT803X_INTR_ENABLE can + * be passed up to the interrupt PIN. + */ + irq_enabled = phy_read(phydev, AT803X_INTR_ENABLE); + if (irq_enabled < 0) + return irq_enabled; + + irq_enabled &= ~AT803X_INTR_ENABLE_WOL; + if (ret & irq_enabled && !phy_polling_mode(phydev)) + phy_trigger_machine(phydev); + + return 0; +} +EXPORT_SYMBOL_GPL(at803x_set_wol); + +void at803x_get_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) +{ + int value; + + wol->supported = WAKE_MAGIC; + wol->wolopts = 0; + + value = phy_read(phydev, AT803X_INTR_ENABLE); + if (value < 0) + return; + + if (value & AT803X_INTR_ENABLE_WOL) + wol->wolopts |= WAKE_MAGIC; +} +EXPORT_SYMBOL_GPL(at803x_get_wol); + +int at803x_ack_interrupt(struct phy_device *phydev) +{ + int err; + + err = phy_read(phydev, AT803X_INTR_STATUS); + + return (err < 0) ? err : 0; +} +EXPORT_SYMBOL_GPL(at803x_ack_interrupt); + +int at803x_config_intr(struct phy_device *phydev) +{ + int err; + int value; + + value = phy_read(phydev, AT803X_INTR_ENABLE); + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { + /* Clear any pending interrupts */ + err = at803x_ack_interrupt(phydev); + if (err) + return err; + + value |= AT803X_INTR_ENABLE_AUTONEG_ERR; + value |= AT803X_INTR_ENABLE_SPEED_CHANGED; + value |= AT803X_INTR_ENABLE_DUPLEX_CHANGED; + value |= AT803X_INTR_ENABLE_LINK_FAIL; + value |= AT803X_INTR_ENABLE_LINK_SUCCESS; + + err = phy_write(phydev, AT803X_INTR_ENABLE, value); + } else { + err = phy_write(phydev, AT803X_INTR_ENABLE, 0); + if (err) + return err; + + /* Clear any pending interrupts */ + err = at803x_ack_interrupt(phydev); + } + + return err; +} +EXPORT_SYMBOL_GPL(at803x_config_intr); + +irqreturn_t at803x_handle_interrupt(struct phy_device *phydev) +{ + int irq_status, int_enabled; + + irq_status = phy_read(phydev, AT803X_INTR_STATUS); + if (irq_status < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + /* Read the current enabled interrupts */ + int_enabled = phy_read(phydev, AT803X_INTR_ENABLE); + if (int_enabled < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + /* See if this was one of our enabled interrupts */ + if (!(irq_status & int_enabled)) + return IRQ_NONE; + + phy_trigger_machine(phydev); + + return IRQ_HANDLED; +} +EXPORT_SYMBOL_GPL(at803x_handle_interrupt); + +int at803x_read_specific_status(struct phy_device *phydev, + struct at803x_ss_mask ss_mask) +{ + int ss; + + /* Read the AT8035 PHY-Specific Status register, which indicates the + * speed and duplex that the PHY is actually using, irrespective of + * whether we are in autoneg mode or not. + */ + ss = phy_read(phydev, AT803X_SPECIFIC_STATUS); + if (ss < 0) + return ss; + + if (ss & AT803X_SS_SPEED_DUPLEX_RESOLVED) { + int sfc, speed; + + sfc = phy_read(phydev, AT803X_SPECIFIC_FUNCTION_CONTROL); + if (sfc < 0) + return sfc; + + speed = ss & ss_mask.speed_mask; + speed >>= ss_mask.speed_shift; + + switch (speed) { + case AT803X_SS_SPEED_10: + phydev->speed = SPEED_10; + break; + case AT803X_SS_SPEED_100: + phydev->speed = SPEED_100; + break; + case AT803X_SS_SPEED_1000: + phydev->speed = SPEED_1000; + break; + case QCA808X_SS_SPEED_2500: + phydev->speed = SPEED_2500; + break; + } + if (ss & AT803X_SS_DUPLEX) + phydev->duplex = DUPLEX_FULL; + else + phydev->duplex = DUPLEX_HALF; + + if (ss & AT803X_SS_MDIX) + phydev->mdix = ETH_TP_MDI_X; + else + phydev->mdix = ETH_TP_MDI; + + switch (FIELD_GET(AT803X_SFC_MDI_CROSSOVER_MODE_M, sfc)) { + case AT803X_SFC_MANUAL_MDI: + phydev->mdix_ctrl = ETH_TP_MDI; + break; + case AT803X_SFC_MANUAL_MDIX: + phydev->mdix_ctrl = ETH_TP_MDI_X; + break; + case AT803X_SFC_AUTOMATIC_CROSSOVER: + phydev->mdix_ctrl = ETH_TP_MDI_AUTO; + break; + } + } + + return 0; +} +EXPORT_SYMBOL_GPL(at803x_read_specific_status); + +int at803x_config_mdix(struct phy_device *phydev, u8 ctrl) +{ + u16 val; + + switch (ctrl) { + case ETH_TP_MDI: + val = AT803X_SFC_MANUAL_MDI; + break; + case ETH_TP_MDI_X: + val = AT803X_SFC_MANUAL_MDIX; + break; + case ETH_TP_MDI_AUTO: + val = AT803X_SFC_AUTOMATIC_CROSSOVER; + break; + default: + return 0; + } + + return phy_modify_changed(phydev, AT803X_SPECIFIC_FUNCTION_CONTROL, + AT803X_SFC_MDI_CROSSOVER_MODE_M, + FIELD_PREP(AT803X_SFC_MDI_CROSSOVER_MODE_M, val)); +} +EXPORT_SYMBOL_GPL(at803x_config_mdix); + +int at803x_prepare_config_aneg(struct phy_device *phydev) +{ + int ret; + + ret = at803x_config_mdix(phydev, phydev->mdix_ctrl); + if (ret < 0) + return ret; + + /* Changes of the midx bits are disruptive to the normal operation; + * therefore any changes to these registers must be followed by a + * software reset to take effect. + */ + if (ret == 1) { + ret = genphy_soft_reset(phydev); + if (ret < 0) + return ret; + } + + return 0; +} +EXPORT_SYMBOL_GPL(at803x_prepare_config_aneg); + +int at803x_read_status(struct phy_device *phydev) +{ + struct at803x_ss_mask ss_mask = { 0 }; + int err, old_link = phydev->link; + + /* Update the link, but return if there was an error */ + err = genphy_update_link(phydev); + if (err) + return err; + + /* why bother the PHY if nothing can have changed */ + if (phydev->autoneg == AUTONEG_ENABLE && old_link && phydev->link) + return 0; + + phydev->speed = SPEED_UNKNOWN; + phydev->duplex = DUPLEX_UNKNOWN; + phydev->pause = 0; + phydev->asym_pause = 0; + + err = genphy_read_lpa(phydev); + if (err < 0) + return err; + + ss_mask.speed_mask = AT803X_SS_SPEED_MASK; + ss_mask.speed_shift = __bf_shf(AT803X_SS_SPEED_MASK); + err = at803x_read_specific_status(phydev, ss_mask); + if (err < 0) + return err; + + if (phydev->autoneg == AUTONEG_ENABLE && phydev->autoneg_complete) + phy_resolve_aneg_pause(phydev); + + return 0; +} +EXPORT_SYMBOL_GPL(at803x_read_status); + +static int at803x_get_downshift(struct phy_device *phydev, u8 *d) +{ + int val; + + val = phy_read(phydev, AT803X_SMART_SPEED); + if (val < 0) + return val; + + if (val & AT803X_SMART_SPEED_ENABLE) + *d = FIELD_GET(AT803X_SMART_SPEED_RETRY_LIMIT_MASK, val) + 2; + else + *d = DOWNSHIFT_DEV_DISABLE; + + return 0; +} + +static int at803x_set_downshift(struct phy_device *phydev, u8 cnt) +{ + u16 mask, set; + int ret; + + switch (cnt) { + case DOWNSHIFT_DEV_DEFAULT_COUNT: + cnt = AT803X_DEFAULT_DOWNSHIFT; + fallthrough; + case AT803X_MIN_DOWNSHIFT ... AT803X_MAX_DOWNSHIFT: + set = AT803X_SMART_SPEED_ENABLE | + AT803X_SMART_SPEED_BYPASS_TIMER | + FIELD_PREP(AT803X_SMART_SPEED_RETRY_LIMIT_MASK, cnt - 2); + mask = AT803X_SMART_SPEED_RETRY_LIMIT_MASK; + break; + case DOWNSHIFT_DEV_DISABLE: + set = 0; + mask = AT803X_SMART_SPEED_ENABLE | + AT803X_SMART_SPEED_BYPASS_TIMER; + break; + default: + return -EINVAL; + } + + ret = phy_modify_changed(phydev, AT803X_SMART_SPEED, mask, set); + + /* After changing the smart speed settings, we need to perform a + * software reset, use phy_init_hw() to make sure we set the + * reapply any values which might got lost during software reset. + */ + if (ret == 1) + ret = phy_init_hw(phydev); + + return ret; +} + +int at803x_get_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_DOWNSHIFT: + return at803x_get_downshift(phydev, data); + default: + return -EOPNOTSUPP; + } +} +EXPORT_SYMBOL_GPL(at803x_get_tunable); + +int at803x_set_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, const void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_DOWNSHIFT: + return at803x_set_downshift(phydev, *(const u8 *)data); + default: + return -EOPNOTSUPP; + } +} +EXPORT_SYMBOL_GPL(at803x_set_tunable); + +int at803x_cdt_fault_length(int dt) +{ + /* According to the datasheet the distance to the fault is + * DELTA_TIME * 0.824 meters. + * + * The author suspect the correct formula is: + * + * fault_distance = DELTA_TIME * (c * VF) / 125MHz / 2 + * + * where c is the speed of light, VF is the velocity factor of + * the twisted pair cable, 125MHz the counter frequency and + * we need to divide by 2 because the hardware will measure the + * round trip time to the fault and back to the PHY. + * + * With a VF of 0.69 we get the factor 0.824 mentioned in the + * datasheet. + */ + return (dt * 824) / 10; +} +EXPORT_SYMBOL_GPL(at803x_cdt_fault_length); + +int at803x_cdt_start(struct phy_device *phydev, u32 cdt_start) +{ + return phy_write(phydev, AT803X_CDT, cdt_start); +} +EXPORT_SYMBOL_GPL(at803x_cdt_start); + +int at803x_cdt_wait_for_completion(struct phy_device *phydev, + u32 cdt_en) +{ + int val, ret; + + /* One test run takes about 25ms */ + ret = phy_read_poll_timeout(phydev, AT803X_CDT, val, + !(val & cdt_en), + 30000, 100000, true); + + return ret < 0 ? ret : 0; +} +EXPORT_SYMBOL_GPL(at803x_cdt_wait_for_completion); + +static bool qca808x_cdt_fault_length_valid(int cdt_code) +{ + switch (cdt_code) { + case QCA808X_CDT_STATUS_STAT_SAME_SHORT: + case QCA808X_CDT_STATUS_STAT_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT: + return true; + default: + return false; + } +} + +static int qca808x_cable_test_result_trans(int cdt_code) +{ + switch (cdt_code) { + case QCA808X_CDT_STATUS_STAT_NORMAL: + return ETHTOOL_A_CABLE_RESULT_CODE_OK; + case QCA808X_CDT_STATUS_STAT_SAME_SHORT: + return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT; + case QCA808X_CDT_STATUS_STAT_SAME_OPEN: + return ETHTOOL_A_CABLE_RESULT_CODE_OPEN; + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN: + case QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT: + return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT; + case QCA808X_CDT_STATUS_STAT_FAIL: + default: + return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC; + } +} + +static int qca808x_cdt_fault_length(struct phy_device *phydev, int pair, + int result) +{ + int val; + u32 cdt_length_reg = 0; + + switch (pair) { + case ETHTOOL_A_CABLE_PAIR_A: + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_A; + break; + case ETHTOOL_A_CABLE_PAIR_B: + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_B; + break; + case ETHTOOL_A_CABLE_PAIR_C: + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_C; + break; + case ETHTOOL_A_CABLE_PAIR_D: + cdt_length_reg = QCA808X_MMD3_CDT_DIAG_PAIR_D; + break; + default: + return -EINVAL; + } + + val = phy_read_mmd(phydev, MDIO_MMD_PCS, cdt_length_reg); + if (val < 0) + return val; + + if (result == ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT) + val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_SAME_SHORT, val); + else + val = FIELD_GET(QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT, val); + + return at803x_cdt_fault_length(val); +} + +static int qca808x_cable_test_get_pair_status(struct phy_device *phydev, u8 pair, + u16 status) +{ + int length, result; + u16 pair_code; + + switch (pair) { + case ETHTOOL_A_CABLE_PAIR_A: + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_A, status); + break; + case ETHTOOL_A_CABLE_PAIR_B: + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_B, status); + break; + case ETHTOOL_A_CABLE_PAIR_C: + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_C, status); + break; + case ETHTOOL_A_CABLE_PAIR_D: + pair_code = FIELD_GET(QCA808X_CDT_CODE_PAIR_D, status); + break; + default: + return -EINVAL; + } + + result = qca808x_cable_test_result_trans(pair_code); + ethnl_cable_test_result(phydev, pair, result); + + if (qca808x_cdt_fault_length_valid(pair_code)) { + length = qca808x_cdt_fault_length(phydev, pair, result); + ethnl_cable_test_fault_length(phydev, pair, length); + } + + return 0; +} + +int qca808x_cable_test_get_status(struct phy_device *phydev, bool *finished) +{ + int ret, val; + + *finished = false; + + val = QCA808X_CDT_ENABLE_TEST | + QCA808X_CDT_LENGTH_UNIT; + ret = at803x_cdt_start(phydev, val); + if (ret) + return ret; + + ret = at803x_cdt_wait_for_completion(phydev, QCA808X_CDT_ENABLE_TEST); + if (ret) + return ret; + + val = phy_read_mmd(phydev, MDIO_MMD_PCS, QCA808X_MMD3_CDT_STATUS); + if (val < 0) + return val; + + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_A, val); + if (ret) + return ret; + + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_B, val); + if (ret) + return ret; + + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_C, val); + if (ret) + return ret; + + ret = qca808x_cable_test_get_pair_status(phydev, ETHTOOL_A_CABLE_PAIR_D, val); + if (ret) + return ret; + + *finished = true; + + return 0; +} +EXPORT_SYMBOL_GPL(qca808x_cable_test_get_status); + +int qca808x_led_reg_hw_control_enable(struct phy_device *phydev, u16 reg) +{ + return phy_clear_bits_mmd(phydev, MDIO_MMD_AN, reg, + QCA808X_LED_FORCE_EN); +} +EXPORT_SYMBOL_GPL(qca808x_led_reg_hw_control_enable); + +bool qca808x_led_reg_hw_control_status(struct phy_device *phydev, u16 reg) +{ + int val; + + val = phy_read_mmd(phydev, MDIO_MMD_AN, reg); + return !(val & QCA808X_LED_FORCE_EN); +} +EXPORT_SYMBOL_GPL(qca808x_led_reg_hw_control_status); + +int qca808x_led_reg_brightness_set(struct phy_device *phydev, + u16 reg, enum led_brightness value) +{ + return phy_modify_mmd(phydev, MDIO_MMD_AN, reg, + QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_MODE_MASK, + QCA808X_LED_FORCE_EN | (value ? QCA808X_LED_FORCE_ON : + QCA808X_LED_FORCE_OFF)); +} +EXPORT_SYMBOL_GPL(qca808x_led_reg_brightness_set); + +int qca808x_led_reg_blink_set(struct phy_device *phydev, u16 reg, + unsigned long *delay_on, + unsigned long *delay_off) +{ + int ret; + + /* Set blink to 50% off, 50% on at 4Hz by default */ + ret = phy_modify_mmd(phydev, MDIO_MMD_AN, QCA808X_MMD7_LED_GLOBAL, + QCA808X_LED_BLINK_FREQ_MASK | QCA808X_LED_BLINK_DUTY_MASK, + QCA808X_LED_BLINK_FREQ_4HZ | QCA808X_LED_BLINK_DUTY_50_50); + if (ret) + return ret; + + /* We use BLINK_1 for normal blinking */ + ret = phy_modify_mmd(phydev, MDIO_MMD_AN, reg, + QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_MODE_MASK, + QCA808X_LED_FORCE_EN | QCA808X_LED_FORCE_BLINK_1); + if (ret) + return ret; + + /* We set blink to 4Hz, aka 250ms */ + *delay_on = 250 / 2; + *delay_off = 250 / 2; + + return 0; +} +EXPORT_SYMBOL_GPL(qca808x_led_reg_blink_set); diff --git a/drivers/net/phy/qcom/qcom.h b/drivers/net/phy/qcom/qcom.h new file mode 100644 index 000000000000..4bb541728846 --- /dev/null +++ b/drivers/net/phy/qcom/qcom.h @@ -0,0 +1,243 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#define AT803X_SPECIFIC_FUNCTION_CONTROL 0x10 +#define AT803X_SFC_ASSERT_CRS BIT(11) +#define AT803X_SFC_FORCE_LINK BIT(10) +#define AT803X_SFC_MDI_CROSSOVER_MODE_M GENMASK(6, 5) +#define AT803X_SFC_AUTOMATIC_CROSSOVER 0x3 +#define AT803X_SFC_MANUAL_MDIX 0x1 +#define AT803X_SFC_MANUAL_MDI 0x0 +#define AT803X_SFC_SQE_TEST BIT(2) +#define AT803X_SFC_POLARITY_REVERSAL BIT(1) +#define AT803X_SFC_DISABLE_JABBER BIT(0) + +#define AT803X_SPECIFIC_STATUS 0x11 +#define AT803X_SS_SPEED_MASK GENMASK(15, 14) +#define AT803X_SS_SPEED_1000 2 +#define AT803X_SS_SPEED_100 1 +#define AT803X_SS_SPEED_10 0 +#define AT803X_SS_DUPLEX BIT(13) +#define AT803X_SS_SPEED_DUPLEX_RESOLVED BIT(11) +#define AT803X_SS_MDIX BIT(6) + +#define QCA808X_SS_SPEED_MASK GENMASK(9, 7) +#define QCA808X_SS_SPEED_2500 4 + +#define AT803X_INTR_ENABLE 0x12 +#define AT803X_INTR_ENABLE_AUTONEG_ERR BIT(15) +#define AT803X_INTR_ENABLE_SPEED_CHANGED BIT(14) +#define AT803X_INTR_ENABLE_DUPLEX_CHANGED BIT(13) +#define AT803X_INTR_ENABLE_PAGE_RECEIVED BIT(12) +#define AT803X_INTR_ENABLE_LINK_FAIL BIT(11) +#define AT803X_INTR_ENABLE_LINK_SUCCESS BIT(10) +#define AT803X_INTR_ENABLE_LINK_FAIL_BX BIT(8) +#define AT803X_INTR_ENABLE_LINK_SUCCESS_BX BIT(7) +#define AT803X_INTR_ENABLE_WIRESPEED_DOWNGRADE BIT(5) +#define AT803X_INTR_ENABLE_POLARITY_CHANGED BIT(1) +#define AT803X_INTR_ENABLE_WOL BIT(0) + +#define AT803X_INTR_STATUS 0x13 + +#define AT803X_SMART_SPEED 0x14 +#define AT803X_SMART_SPEED_ENABLE BIT(5) +#define AT803X_SMART_SPEED_RETRY_LIMIT_MASK GENMASK(4, 2) +#define AT803X_SMART_SPEED_BYPASS_TIMER BIT(1) + +#define AT803X_CDT 0x16 +#define AT803X_CDT_MDI_PAIR_MASK GENMASK(9, 8) +#define AT803X_CDT_ENABLE_TEST BIT(0) +#define AT803X_CDT_STATUS 0x1c +#define AT803X_CDT_STATUS_STAT_NORMAL 0 +#define AT803X_CDT_STATUS_STAT_SHORT 1 +#define AT803X_CDT_STATUS_STAT_OPEN 2 +#define AT803X_CDT_STATUS_STAT_FAIL 3 +#define AT803X_CDT_STATUS_STAT_MASK GENMASK(9, 8) +#define AT803X_CDT_STATUS_DELTA_TIME_MASK GENMASK(7, 0) + +#define QCA808X_CDT_ENABLE_TEST BIT(15) +#define QCA808X_CDT_INTER_CHECK_DIS BIT(13) +#define QCA808X_CDT_STATUS BIT(11) +#define QCA808X_CDT_LENGTH_UNIT BIT(10) + +#define QCA808X_MMD3_CDT_STATUS 0x8064 +#define QCA808X_MMD3_CDT_DIAG_PAIR_A 0x8065 +#define QCA808X_MMD3_CDT_DIAG_PAIR_B 0x8066 +#define QCA808X_MMD3_CDT_DIAG_PAIR_C 0x8067 +#define QCA808X_MMD3_CDT_DIAG_PAIR_D 0x8068 +#define QCA808X_CDT_DIAG_LENGTH_SAME_SHORT GENMASK(15, 8) +#define QCA808X_CDT_DIAG_LENGTH_CROSS_SHORT GENMASK(7, 0) + +#define QCA808X_CDT_CODE_PAIR_A GENMASK(15, 12) +#define QCA808X_CDT_CODE_PAIR_B GENMASK(11, 8) +#define QCA808X_CDT_CODE_PAIR_C GENMASK(7, 4) +#define QCA808X_CDT_CODE_PAIR_D GENMASK(3, 0) + +#define QCA808X_CDT_STATUS_STAT_TYPE GENMASK(1, 0) +#define QCA808X_CDT_STATUS_STAT_FAIL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 0) +#define QCA808X_CDT_STATUS_STAT_NORMAL FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 1) +#define QCA808X_CDT_STATUS_STAT_SAME_OPEN FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 2) +#define QCA808X_CDT_STATUS_STAT_SAME_SHORT FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_TYPE, 3) + +#define QCA808X_CDT_STATUS_STAT_MDI GENMASK(3, 2) +#define QCA808X_CDT_STATUS_STAT_MDI1 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 1) +#define QCA808X_CDT_STATUS_STAT_MDI2 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 2) +#define QCA808X_CDT_STATUS_STAT_MDI3 FIELD_PREP_CONST(QCA808X_CDT_STATUS_STAT_MDI, 3) + +/* NORMAL are MDI with type set to 0 */ +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI1 +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\ + QCA808X_CDT_STATUS_STAT_MDI1) +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI1_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\ + QCA808X_CDT_STATUS_STAT_MDI1) +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI2 +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\ + QCA808X_CDT_STATUS_STAT_MDI2) +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI2_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\ + QCA808X_CDT_STATUS_STAT_MDI2) +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_NORMAL QCA808X_CDT_STATUS_STAT_MDI3 +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_OPEN (QCA808X_CDT_STATUS_STAT_SAME_OPEN |\ + QCA808X_CDT_STATUS_STAT_MDI3) +#define QCA808X_CDT_STATUS_STAT_CROSS_SHORT_WITH_MDI3_SAME_SHORT (QCA808X_CDT_STATUS_STAT_SAME_SHORT |\ + QCA808X_CDT_STATUS_STAT_MDI3) + +/* Added for reference of existence but should be handled by wait_for_completion already */ +#define QCA808X_CDT_STATUS_STAT_BUSY (BIT(1) | BIT(3)) + +#define QCA808X_MMD7_LED_GLOBAL 0x8073 +#define QCA808X_LED_BLINK_1 GENMASK(11, 6) +#define QCA808X_LED_BLINK_2 GENMASK(5, 0) +/* Values are the same for both BLINK_1 and BLINK_2 */ +#define QCA808X_LED_BLINK_FREQ_MASK GENMASK(5, 3) +#define QCA808X_LED_BLINK_FREQ_2HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x0) +#define QCA808X_LED_BLINK_FREQ_4HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x1) +#define QCA808X_LED_BLINK_FREQ_8HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x2) +#define QCA808X_LED_BLINK_FREQ_16HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x3) +#define QCA808X_LED_BLINK_FREQ_32HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x4) +#define QCA808X_LED_BLINK_FREQ_64HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x5) +#define QCA808X_LED_BLINK_FREQ_128HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x6) +#define QCA808X_LED_BLINK_FREQ_256HZ FIELD_PREP(QCA808X_LED_BLINK_FREQ_MASK, 0x7) +#define QCA808X_LED_BLINK_DUTY_MASK GENMASK(2, 0) +#define QCA808X_LED_BLINK_DUTY_50_50 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x0) +#define QCA808X_LED_BLINK_DUTY_75_25 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x1) +#define QCA808X_LED_BLINK_DUTY_25_75 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x2) +#define QCA808X_LED_BLINK_DUTY_33_67 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x3) +#define QCA808X_LED_BLINK_DUTY_67_33 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x4) +#define QCA808X_LED_BLINK_DUTY_17_83 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x5) +#define QCA808X_LED_BLINK_DUTY_83_17 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x6) +#define QCA808X_LED_BLINK_DUTY_8_92 FIELD_PREP(QCA808X_LED_BLINK_DUTY_MASK, 0x7) + +/* LED hw control pattern is the same for every LED */ +#define QCA808X_LED_PATTERN_MASK GENMASK(15, 0) +#define QCA808X_LED_SPEED2500_ON BIT(15) +#define QCA808X_LED_SPEED2500_BLINK BIT(14) +/* Follow blink trigger even if duplex or speed condition doesn't match */ +#define QCA808X_LED_BLINK_CHECK_BYPASS BIT(13) +#define QCA808X_LED_FULL_DUPLEX_ON BIT(12) +#define QCA808X_LED_HALF_DUPLEX_ON BIT(11) +#define QCA808X_LED_TX_BLINK BIT(10) +#define QCA808X_LED_RX_BLINK BIT(9) +#define QCA808X_LED_TX_ON_10MS BIT(8) +#define QCA808X_LED_RX_ON_10MS BIT(7) +#define QCA808X_LED_SPEED1000_ON BIT(6) +#define QCA808X_LED_SPEED100_ON BIT(5) +#define QCA808X_LED_SPEED10_ON BIT(4) +#define QCA808X_LED_COLLISION_BLINK BIT(3) +#define QCA808X_LED_SPEED1000_BLINK BIT(2) +#define QCA808X_LED_SPEED100_BLINK BIT(1) +#define QCA808X_LED_SPEED10_BLINK BIT(0) + +/* LED force ctrl is the same for every LED + * No documentation exist for this, not even internal one + * with NDA as QCOM gives only info about configuring + * hw control pattern rules and doesn't indicate any way + * to force the LED to specific mode. + * These define comes from reverse and testing and maybe + * lack of some info or some info are not entirely correct. + * For the basic LED control and hw control these finding + * are enough to support LED control in all the required APIs. + * + * On doing some comparison with implementation with qca807x, + * it was found that it's 1:1 equal to it and confirms all the + * reverse done. It was also found further specification with the + * force mode and the blink modes. + */ +#define QCA808X_LED_FORCE_EN BIT(15) +#define QCA808X_LED_FORCE_MODE_MASK GENMASK(14, 13) +#define QCA808X_LED_FORCE_BLINK_1 FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x3) +#define QCA808X_LED_FORCE_BLINK_2 FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x2) +#define QCA808X_LED_FORCE_ON FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x1) +#define QCA808X_LED_FORCE_OFF FIELD_PREP(QCA808X_LED_FORCE_MODE_MASK, 0x0) + +#define AT803X_LOC_MAC_ADDR_0_15_OFFSET 0x804C +#define AT803X_LOC_MAC_ADDR_16_31_OFFSET 0x804B +#define AT803X_LOC_MAC_ADDR_32_47_OFFSET 0x804A + +#define AT803X_DEBUG_ADDR 0x1D +#define AT803X_DEBUG_DATA 0x1E + +#define AT803X_DEBUG_ANALOG_TEST_CTRL 0x00 +#define QCA8327_DEBUG_MANU_CTRL_EN BIT(2) +#define QCA8337_DEBUG_MANU_CTRL_EN GENMASK(3, 2) +#define AT803X_DEBUG_RX_CLK_DLY_EN BIT(15) + +#define AT803X_DEBUG_SYSTEM_CTRL_MODE 0x05 +#define AT803X_DEBUG_TX_CLK_DLY_EN BIT(8) + +#define AT803X_DEBUG_REG_HIB_CTRL 0x0b +#define AT803X_DEBUG_HIB_CTRL_SEL_RST_80U BIT(10) +#define AT803X_DEBUG_HIB_CTRL_EN_ANY_CHANGE BIT(13) +#define AT803X_DEBUG_HIB_CTRL_PS_HIB_EN BIT(15) + +#define AT803X_DEFAULT_DOWNSHIFT 5 +#define AT803X_MIN_DOWNSHIFT 2 +#define AT803X_MAX_DOWNSHIFT 9 + +enum stat_access_type { + PHY, + MMD +}; + +struct at803x_hw_stat { + const char *string; + u8 reg; + u32 mask; + enum stat_access_type access_type; +}; + +struct at803x_ss_mask { + u16 speed_mask; + u8 speed_shift; +}; + +int at803x_debug_reg_read(struct phy_device *phydev, u16 reg); +int at803x_debug_reg_mask(struct phy_device *phydev, u16 reg, + u16 clear, u16 set); +int at803x_debug_reg_write(struct phy_device *phydev, u16 reg, u16 data); +int at803x_set_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol); +void at803x_get_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol); +int at803x_ack_interrupt(struct phy_device *phydev); +int at803x_config_intr(struct phy_device *phydev); +irqreturn_t at803x_handle_interrupt(struct phy_device *phydev); +int at803x_read_specific_status(struct phy_device *phydev, + struct at803x_ss_mask ss_mask); +int at803x_config_mdix(struct phy_device *phydev, u8 ctrl); +int at803x_prepare_config_aneg(struct phy_device *phydev); +int at803x_read_status(struct phy_device *phydev); +int at803x_get_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, void *data); +int at803x_set_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, const void *data); +int at803x_cdt_fault_length(int dt); +int at803x_cdt_start(struct phy_device *phydev, u32 cdt_start); +int at803x_cdt_wait_for_completion(struct phy_device *phydev, + u32 cdt_en); +int qca808x_cable_test_get_status(struct phy_device *phydev, bool *finished); +int qca808x_led_reg_hw_control_enable(struct phy_device *phydev, u16 reg); +bool qca808x_led_reg_hw_control_status(struct phy_device *phydev, u16 reg); +int qca808x_led_reg_brightness_set(struct phy_device *phydev, + u16 reg, enum led_brightness value); +int qca808x_led_reg_blink_set(struct phy_device *phydev, u16 reg, + unsigned long *delay_on, + unsigned long *delay_off); diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index 894172a3e15f..1fa70427b2a2 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -57,14 +57,6 @@ #define RTL8366RB_POWER_SAVE 0x15 #define RTL8366RB_POWER_SAVE_ON BIT(12) -#define RTL_SUPPORTS_5000FULL BIT(14) -#define RTL_SUPPORTS_2500FULL BIT(13) -#define RTL_SUPPORTS_10000FULL BIT(0) -#define RTL_ADV_2500FULL BIT(7) -#define RTL_LPADV_10000FULL BIT(11) -#define RTL_LPADV_5000FULL BIT(6) -#define RTL_LPADV_2500FULL BIT(5) - #define RTL9000A_GINMR 0x14 #define RTL9000A_GINMR_LINK_STATUS BIT(4) @@ -421,9 +413,11 @@ static int rtl8211f_config_init(struct phy_device *phydev) ERR_PTR(ret)); return ret; } + + return genphy_soft_reset(phydev); } - return genphy_soft_reset(phydev); + return 0; } static int rtl821x_suspend(struct phy_device *phydev) @@ -674,11 +668,11 @@ static int rtl822x_get_features(struct phy_device *phydev) return val; linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, - phydev->supported, val & RTL_SUPPORTS_2500FULL); + phydev->supported, val & MDIO_PMA_SPEED_2_5G); linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, - phydev->supported, val & RTL_SUPPORTS_5000FULL); + phydev->supported, val & MDIO_PMA_SPEED_5G); linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, - phydev->supported, val & RTL_SUPPORTS_10000FULL); + phydev->supported, val & MDIO_SPEED_10G); return genphy_read_abilities(phydev); } @@ -688,14 +682,12 @@ static int rtl822x_config_aneg(struct phy_device *phydev) int ret = 0; if (phydev->autoneg == AUTONEG_ENABLE) { - u16 adv2500 = 0; - - if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, - phydev->advertising)) - adv2500 = RTL_ADV_2500FULL; + u16 adv = linkmode_adv_to_mii_10gbt_adv_t(phydev->advertising); ret = phy_modify_paged_changed(phydev, 0xa5d, 0x12, - RTL_ADV_2500FULL, adv2500); + MDIO_AN_10GBT_CTRL_ADV2_5G | + MDIO_AN_10GBT_CTRL_ADV5G, + adv); if (ret < 0) return ret; } @@ -713,12 +705,8 @@ static int rtl822x_read_status(struct phy_device *phydev) if (lpadv < 0) return lpadv; - linkmode_mod_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, - phydev->lp_advertising, lpadv & RTL_LPADV_10000FULL); - linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, - phydev->lp_advertising, lpadv & RTL_LPADV_5000FULL); - linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, - phydev->lp_advertising, lpadv & RTL_LPADV_2500FULL); + mii_10gbt_stat_mod_linkmode_lpa_t(phydev->lp_advertising, + lpadv); } ret = genphy_read_status(phydev); @@ -736,7 +724,7 @@ static bool rtlgen_supports_2_5gbps(struct phy_device *phydev) val = phy_read(phydev, 0x13); phy_write(phydev, RTL821x_PAGE_SELECT, 0); - return val >= 0 && val & RTL_SUPPORTS_2500FULL; + return val >= 0 && val & MDIO_PMA_SPEED_2_5G; } static int rtlgen_match_phy_device(struct phy_device *phydev) @@ -1048,6 +1036,16 @@ static struct phy_driver realtek_drvs[] = { .read_page = rtl821x_read_page, .write_page = rtl821x_write_page, }, { + PHY_ID_MATCH_EXACT(0x001cc862), + .name = "RTL8251B 5Gbps PHY", + .get_features = rtl822x_get_features, + .config_aneg = rtl822x_config_aneg, + .read_status = rtl822x_read_status, + .suspend = genphy_suspend, + .resume = rtlgen_resume, + .read_page = rtl821x_read_page, + .write_page = rtl821x_write_page, + }, { PHY_ID_MATCH_EXACT(0x001cc961), .name = "RTL8366RB Gigabit Ethernet", .config_init = &rtl8366rb_config_init, diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c index 7fd9fe6a602b..7b1bc5fcef9b 100644 --- a/drivers/net/phy/xilinx_gmii2rgmii.c +++ b/drivers/net/phy/xilinx_gmii2rgmii.c @@ -22,7 +22,7 @@ struct gmii2rgmii { struct phy_device *phy_dev; - struct phy_driver *phy_drv; + const struct phy_driver *phy_drv; struct phy_driver conv_phy_drv; struct mdio_device *mdio; }; diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c index 40ce8abe6999..cc7d1113ece0 100644 --- a/drivers/net/plip/plip.c +++ b/drivers/net/plip/plip.c @@ -1437,4 +1437,5 @@ static int __init plip_init (void) module_init(plip_init); module_exit(plip_cleanup_module); +MODULE_DESCRIPTION("PLIP (parallel port) network module"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ppp/bsd_comp.c b/drivers/net/ppp/bsd_comp.c index db0dc36d12e3..55954594e157 100644 --- a/drivers/net/ppp/bsd_comp.c +++ b/drivers/net/ppp/bsd_comp.c @@ -1166,5 +1166,6 @@ static void __exit bsdcomp_cleanup(void) module_init(bsdcomp_init); module_exit(bsdcomp_cleanup); +MODULE_DESCRIPTION("PPP BSD-Compress compression module"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_ALIAS("ppp-compress-" __stringify(CI_BSD_COMPRESS)); diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c index 840da924708b..c33c3db3cc08 100644 --- a/drivers/net/ppp/ppp_async.c +++ b/drivers/net/ppp/ppp_async.c @@ -87,6 +87,7 @@ struct asyncppp { static int flag_time = HZ; module_param(flag_time, int, 0); MODULE_PARM_DESC(flag_time, "ppp_async: interval between flagged packets (in clock ticks)"); +MODULE_DESCRIPTION("PPP async serial channel module"); MODULE_LICENSE("GPL"); MODULE_ALIAS_LDISC(N_PPP); @@ -460,6 +461,10 @@ ppp_async_ioctl(struct ppp_channel *chan, unsigned int cmd, unsigned long arg) case PPPIOCSMRU: if (get_user(val, p)) break; + if (val > U16_MAX) { + err = -EINVAL; + break; + } if (val < PPP_MRU) val = PPP_MRU; ap->mru = val; diff --git a/drivers/net/ppp/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c index e6d48e5c65a3..4d2ff63f2ee2 100644 --- a/drivers/net/ppp/ppp_deflate.c +++ b/drivers/net/ppp/ppp_deflate.c @@ -630,6 +630,7 @@ static void __exit deflate_cleanup(void) module_init(deflate_init); module_exit(deflate_cleanup); +MODULE_DESCRIPTION("PPP Deflate compression module"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_ALIAS("ppp-compress-" __stringify(CI_DEFLATE)); MODULE_ALIAS("ppp-compress-" __stringify(CI_DEFLATE_DRAFT)); diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 0193af2d31c9..fe380fe196e7 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -295,7 +295,9 @@ static void ppp_setup(struct net_device *dev); static const struct net_device_ops ppp_netdev_ops; -static struct class *ppp_class; +static const struct class ppp_class = { + .name = "ppp", +}; /* per net-namespace data */ static inline struct ppp_net *ppp_pernet(struct net *net) @@ -1394,11 +1396,9 @@ static int __init ppp_init(void) goto out_net; } - ppp_class = class_create("ppp"); - if (IS_ERR(ppp_class)) { - err = PTR_ERR(ppp_class); + err = class_register(&ppp_class); + if (err) goto out_chrdev; - } err = rtnl_link_register(&ppp_link_ops); if (err) { @@ -1407,12 +1407,12 @@ static int __init ppp_init(void) } /* not a big deal if we fail here :-) */ - device_create(ppp_class, NULL, MKDEV(PPP_MAJOR, 0), NULL, "ppp"); + device_create(&ppp_class, NULL, MKDEV(PPP_MAJOR, 0), NULL, "ppp"); return 0; out_class: - class_destroy(ppp_class); + class_unregister(&ppp_class); out_chrdev: unregister_chrdev(PPP_MAJOR, "ppp"); out_net: @@ -1607,7 +1607,7 @@ static const struct net_device_ops ppp_netdev_ops = { .ndo_fill_forward_path = ppp_fill_forward_path, }; -static struct device_type ppp_type = { +static const struct device_type ppp_type = { .name = "ppp", }; @@ -3549,8 +3549,8 @@ static void __exit ppp_cleanup(void) pr_err("PPP: removing module but units remain!\n"); rtnl_link_unregister(&ppp_link_ops); unregister_chrdev(PPP_MAJOR, "ppp"); - device_destroy(ppp_class, MKDEV(PPP_MAJOR, 0)); - class_destroy(ppp_class); + device_destroy(&ppp_class, MKDEV(PPP_MAJOR, 0)); + class_unregister(&ppp_class); unregister_pernet_device(&ppp_net_ops); } @@ -3604,6 +3604,7 @@ EXPORT_SYMBOL(ppp_input_error); EXPORT_SYMBOL(ppp_output_wakeup); EXPORT_SYMBOL(ppp_register_compressor); EXPORT_SYMBOL(ppp_unregister_compressor); +MODULE_DESCRIPTION("Generic PPP layer driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS_CHARDEV(PPP_MAJOR, 0); MODULE_ALIAS_RTNL_LINK("ppp"); diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c index 52d05ce4a281..45bf59ac8f57 100644 --- a/drivers/net/ppp/ppp_synctty.c +++ b/drivers/net/ppp/ppp_synctty.c @@ -724,5 +724,6 @@ ppp_sync_cleanup(void) module_init(ppp_sync_init); module_exit(ppp_sync_cleanup); +MODULE_DESCRIPTION("PPP synchronous TTY channel module"); MODULE_LICENSE("GPL"); MODULE_ALIAS_LDISC(N_SYNC_PPP); diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c index 8e7238e97d0a..2ea4f4890d23 100644 --- a/drivers/net/ppp/pppoe.c +++ b/drivers/net/ppp/pppoe.c @@ -1007,26 +1007,21 @@ static int pppoe_recvmsg(struct socket *sock, struct msghdr *m, struct sk_buff *skb; int error = 0; - if (sk->sk_state & PPPOX_BOUND) { - error = -EIO; - goto end; - } + if (sk->sk_state & PPPOX_BOUND) + return -EIO; skb = skb_recv_datagram(sk, flags, &error); - if (error < 0) - goto end; + if (!skb) + return error; - if (skb) { - total_len = min_t(size_t, total_len, skb->len); - error = skb_copy_datagram_msg(skb, 0, m, total_len); - if (error == 0) { - consume_skb(skb); - return total_len; - } + total_len = min_t(size_t, total_len, skb->len); + error = skb_copy_datagram_msg(skb, 0, m, total_len); + if (error == 0) { + consume_skb(skb); + return total_len; } kfree_skb(skb); -end: return error; } diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index f575f225d417..0a44bbdcfb7b 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -25,7 +25,6 @@ #include <net/genetlink.h> #include <net/netlink.h> #include <net/sch_generic.h> -#include <generated/utsrelease.h> #include <linux/if_team.h> #define DRV_NAME "team" @@ -2074,7 +2073,6 @@ static void team_ethtool_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) { strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); - strscpy(drvinfo->version, UTS_RELEASE, sizeof(drvinfo->version)); } static int team_ethtool_get_link_ksettings(struct net_device *dev, diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 4a4f8c8e79fa..0b3f21cba552 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -54,6 +54,7 @@ #include <linux/if_tun.h> #include <linux/if_vlan.h> #include <linux/crc32.h> +#include <linux/math.h> #include <linux/nsproxy.h> #include <linux/virtio_net.h> #include <linux/rcupdate.h> @@ -77,6 +78,7 @@ #include <net/ax25.h> #include <net/rose.h> #include <net/6lowpan.h> +#include <net/rps.h> #include <linux/uaccess.h> #include <linux/proc_fs.h> @@ -523,8 +525,7 @@ static inline void tun_flow_save_rps_rxhash(struct tun_flow_entry *e, u32 hash) static u16 tun_automq_select_queue(struct tun_struct *tun, struct sk_buff *skb) { struct tun_flow_entry *e; - u32 txq = 0; - u32 numqueues = 0; + u32 txq, numqueues; numqueues = READ_ONCE(tun->numqueues); @@ -534,8 +535,7 @@ static u16 tun_automq_select_queue(struct tun_struct *tun, struct sk_buff *skb) tun_flow_save_rps_rxhash(e, txq); txq = e->queue_index; } else { - /* use multiply and shift instead of expensive divide */ - txq = ((u64)txq * numqueues) >> 32; + txq = reciprocal_scale(txq, numqueues); } return txq; @@ -653,6 +653,7 @@ static void __tun_detach(struct tun_file *tfile, bool clean) tun->tfiles[tun->numqueues - 1]); ntfile = rtnl_dereference(tun->tfiles[index]); ntfile->queue_index = index; + ntfile->xdp_rxq.queue_index = index; rcu_assign_pointer(tun->tfiles[tun->numqueues - 1], NULL); @@ -977,20 +978,15 @@ static int tun_net_init(struct net_device *dev) struct ifreq *ifr = tun->ifr; int err; - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - spin_lock_init(&tun->lock); err = security_tun_dev_alloc_security(&tun->security); - if (err < 0) { - free_percpu(dev->tstats); + if (err < 0) return err; - } tun_flow_init(tun); + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST | TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; @@ -1008,7 +1004,6 @@ static int tun_net_init(struct net_device *dev) if (err < 0) { tun_flow_uninit(tun); security_tun_dev_free_security(tun->security); - free_percpu(dev->tstats); return err; } return 0; @@ -1344,7 +1339,6 @@ static const struct net_device_ops tap_netdev_ops = { .ndo_select_queue = tun_select_queue, .ndo_features_check = passthru_features_check, .ndo_set_rx_headroom = tun_set_headroom, - .ndo_get_stats64 = dev_get_tstats64, .ndo_bpf = tun_xdp, .ndo_xdp_xmit = tun_xdp_xmit, .ndo_change_carrier = tun_net_change_carrier, @@ -1927,7 +1921,7 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, rcu_read_lock(); xdp_prog = rcu_dereference(tun->xdp_prog); if (xdp_prog) { - ret = do_xdp_generic(xdp_prog, skb); + ret = do_xdp_generic(xdp_prog, &skb); if (ret != XDP_PASS) { rcu_read_unlock(); local_bh_enable(); @@ -2317,7 +2311,6 @@ static void tun_free_netdev(struct net_device *dev) BUG_ON(!(list_empty(&tun->disabled))); - free_percpu(dev->tstats); tun_flow_uninit(tun); security_tun_dev_free_security(tun->security); __tun_set_ebpf(tun, &tun->steering_prog, NULL); @@ -2517,7 +2510,7 @@ build: skb_record_rx_queue(skb, tfile->queue_index); if (skb_xdp) { - ret = do_xdp_generic(xdp_prog, skb); + ret = do_xdp_generic(xdp_prog, &skb); if (ret != XDP_PASS) { ret = 0; goto out; @@ -3644,12 +3637,22 @@ static int tun_set_coalesce(struct net_device *dev, return 0; } +static void tun_get_channels(struct net_device *dev, + struct ethtool_channels *channels) +{ + struct tun_struct *tun = netdev_priv(dev); + + channels->combined_count = tun->numqueues; + channels->max_combined = tun->flags & IFF_MULTI_QUEUE ? MAX_TAP_QUEUES : 1; +} + static const struct ethtool_ops tun_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_RX_MAX_FRAMES, .get_drvinfo = tun_get_drvinfo, .get_msglevel = tun_get_msglevel, .set_msglevel = tun_set_msglevel, .get_link = ethtool_op_get_link, + .get_channels = tun_get_channels, .get_ts_info = ethtool_op_get_ts_info, .get_coalesce = tun_get_coalesce, .set_coalesce = tun_set_coalesce, diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index 3fd7dccf0f9c..3c360d4f0635 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -99,6 +99,7 @@ config USB_RTL8150 config USB_RTL8152 tristate "Realtek RTL8152/RTL8153 Based USB Ethernet Adapters" select MII + select PHYLIB select CRC32 select CRYPTO select CRYPTO_HASH diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index d837c1887416..88e084534853 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -667,7 +667,7 @@ static int ax88179_set_link_ksettings(struct net_device *net, } static int -ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_eee *data) +ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_keee *data) { int val; @@ -676,29 +676,29 @@ ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_eee *data) MDIO_MMD_PCS); if (val < 0) return val; - data->supported = mmd_eee_cap_to_ethtool_sup_t(val); + mii_eee_cap1_mod_linkmode_t(data->supported, val); /* Get advertisement EEE */ val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_ADV, MDIO_MMD_AN); if (val < 0) return val; - data->advertised = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(data->advertised, val); /* Get LP advertisement EEE */ val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_LPABLE, MDIO_MMD_AN); if (val < 0) return val; - data->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(data->lp_advertised, val); return 0; } static int -ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_eee *data) +ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_keee *data) { - u16 tmp16 = ethtool_adv_to_mmd_eee_adv_t(data->advertised); + u16 tmp16 = linkmode_to_mii_eee_cap1_t(data->advertised); return ax88179_phy_write_mmd_indirect(dev, MDIO_AN_EEE_ADV, MDIO_MMD_AN, tmp16); @@ -807,7 +807,7 @@ static void ax88179_enable_eee(struct usbnet *dev) GMII_PHY_PAGE_SELECT, 2, &tmp16); } -static int ax88179_get_eee(struct net_device *net, struct ethtool_eee *edata) +static int ax88179_get_eee(struct net_device *net, struct ethtool_keee *edata) { struct usbnet *dev = netdev_priv(net); struct ax88179_data *priv = dev->driver_priv; @@ -818,7 +818,7 @@ static int ax88179_get_eee(struct net_device *net, struct ethtool_eee *edata) return ax88179_ethtool_get_eee(dev, edata); } -static int ax88179_set_eee(struct net_device *net, struct ethtool_eee *edata) +static int ax88179_set_eee(struct net_device *net, struct ethtool_keee *edata) { struct usbnet *dev = netdev_priv(net); struct ax88179_data *priv = dev->driver_priv; @@ -1587,7 +1587,7 @@ static int ax88179_reset(struct usbnet *dev) u16 *tmp16; u8 *tmp; struct ax88179_data *ax179_data = dev->driver_priv; - struct ethtool_eee eee_data; + struct ethtool_keee eee_data; tmp16 = (u16 *)buf; tmp = (u8 *)buf; @@ -1663,7 +1663,7 @@ static int ax88179_reset(struct usbnet *dev) ax88179_disable_eee(dev); ax88179_ethtool_get_eee(dev, &eee_data); - eee_data.advertised = 0; + linkmode_zero(eee_data.advertised); ax88179_ethtool_set_eee(dev, &eee_data); /* Restart autoneg */ diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index cd4083e0b3b9..e13e4920ee9b 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -339,7 +339,7 @@ static void do_neigh_solicit(struct usbnet *dev, u8 *buf, u16 tci) in6_dev = in6_dev_get(netdev); if (!in6_dev) goto out; - is_router = !!in6_dev->cnf.forwarding; + is_router = !!READ_ONCE(in6_dev->cnf.forwarding); in6_dev_put(in6_dev); /* ipv6_stub != NULL if in6_dev_get returned an inet6_dev */ diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index 99ec1d4a972d..8b6d6a1b3c2e 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -232,7 +232,7 @@ static int dm9601_mdio_read(struct net_device *netdev, int phy_id, int loc) err = dm_read_shared_word(dev, 1, loc, &res); if (err < 0) { netdev_err(dev->net, "MDIO read error: %d\n", err); - return err; + return 0; } netdev_dbg(dev->net, diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index f088ea2ba6f3..1aeb36119d3f 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2465,7 +2465,7 @@ static void hso_create_rfkill(struct hso_device *hso_dev, } } -static struct device_type hso_type = { +static const struct device_type hso_type = { .name = "wwan", }; diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index a6d653ff552a..80ee4fcdfb36 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -1501,7 +1501,9 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) lan78xx_rx_urb_submit_all(dev); + local_bh_disable(); napi_schedule(&dev->napi); + local_bh_enable(); } return 0; @@ -1673,7 +1675,7 @@ static int lan78xx_set_wol(struct net_device *netdev, return ret; } -static int lan78xx_get_eee(struct net_device *net, struct ethtool_eee *edata) +static int lan78xx_get_eee(struct net_device *net, struct ethtool_keee *edata) { struct lan78xx_net *dev = netdev_priv(net); struct phy_device *phydev = net->phydev; @@ -1709,7 +1711,7 @@ exit: return ret; } -static int lan78xx_set_eee(struct net_device *net, struct ethtool_eee *edata) +static int lan78xx_set_eee(struct net_device *net, struct ethtool_keee *edata) { struct lan78xx_net *dev = netdev_priv(net); int ret; @@ -3033,7 +3035,8 @@ static int lan78xx_reset(struct lan78xx_net *dev) if (dev->chipid == ID_REV_CHIP_ID_7801_) buf &= ~MAC_CR_GMII_EN_; - if (dev->chipid == ID_REV_CHIP_ID_7800_) { + if (dev->chipid == ID_REV_CHIP_ID_7800_ || + dev->chipid == ID_REV_CHIP_ID_7850_) { ret = lan78xx_read_raw_eeprom(dev, 0, 1, &sig); if (!ret && sig != EEPROM_INDICATOR) { /* Implies there is no external eeprom. Set mac speed */ @@ -3132,7 +3135,8 @@ static int lan78xx_open(struct net_device *net) done: mutex_unlock(&dev->dev_mutex); - usb_autopm_put_interface(dev->intf); + if (ret < 0) + usb_autopm_put_interface(dev->intf); return ret; } diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 0d0672d2a654..5d6aeb086fc7 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -10,6 +10,7 @@ #include <linux/etherdevice.h> #include <linux/mii.h> #include <linux/ethtool.h> +#include <linux/phy.h> #include <linux/usb.h> #include <linux/crc32.h> #include <linux/if_vlan.h> @@ -891,8 +892,8 @@ struct r8152 { void (*up)(struct r8152 *tp); void (*down)(struct r8152 *tp); void (*unload)(struct r8152 *tp); - int (*eee_get)(struct r8152 *tp, struct ethtool_eee *eee); - int (*eee_set)(struct r8152 *tp, struct ethtool_eee *eee); + int (*eee_get)(struct r8152 *tp, struct ethtool_keee *eee); + int (*eee_set)(struct r8152 *tp, struct ethtool_keee *eee); bool (*in_nway)(struct r8152 *tp); void (*hw_phy_cfg)(struct r8152 *tp); void (*autosuspend_en)(struct r8152 *tp, bool enable); @@ -8922,32 +8923,31 @@ static void rtl8152_get_strings(struct net_device *dev, u32 stringset, u8 *data) } } -static int r8152_get_eee(struct r8152 *tp, struct ethtool_eee *eee) +static int r8152_get_eee(struct r8152 *tp, struct ethtool_keee *eee) { - u32 lp, adv, supported = 0; + __ETHTOOL_DECLARE_LINK_MODE_MASK(common); u16 val; val = r8152_mmd_read(tp, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE); - supported = mmd_eee_cap_to_ethtool_sup_t(val); + mii_eee_cap1_mod_linkmode_t(eee->supported, val); val = r8152_mmd_read(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV); - adv = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(eee->advertised, val); val = r8152_mmd_read(tp, MDIO_MMD_AN, MDIO_AN_EEE_LPABLE); - lp = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(eee->lp_advertised, val); eee->eee_enabled = tp->eee_en; - eee->eee_active = !!(supported & adv & lp); - eee->supported = supported; - eee->advertised = tp->eee_adv; - eee->lp_advertised = lp; + + linkmode_and(common, eee->advertised, eee->lp_advertised); + eee->eee_active = phy_check_valid(tp->speed, tp->duplex, common); return 0; } -static int r8152_set_eee(struct r8152 *tp, struct ethtool_eee *eee) +static int r8152_set_eee(struct r8152 *tp, struct ethtool_keee *eee) { - u16 val = ethtool_adv_to_mmd_eee_adv_t(eee->advertised); + u16 val = linkmode_to_mii_eee_cap1_t(eee->advertised); tp->eee_en = eee->eee_enabled; tp->eee_adv = val; @@ -8957,31 +8957,30 @@ static int r8152_set_eee(struct r8152 *tp, struct ethtool_eee *eee) return 0; } -static int r8153_get_eee(struct r8152 *tp, struct ethtool_eee *eee) +static int r8153_get_eee(struct r8152 *tp, struct ethtool_keee *eee) { - u32 lp, adv, supported = 0; + __ETHTOOL_DECLARE_LINK_MODE_MASK(common); u16 val; val = ocp_reg_read(tp, OCP_EEE_ABLE); - supported = mmd_eee_cap_to_ethtool_sup_t(val); + mii_eee_cap1_mod_linkmode_t(eee->supported, val); val = ocp_reg_read(tp, OCP_EEE_ADV); - adv = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(eee->advertised, val); val = ocp_reg_read(tp, OCP_EEE_LPABLE); - lp = mmd_eee_adv_to_ethtool_adv_t(val); + mii_eee_cap1_mod_linkmode_t(eee->lp_advertised, val); eee->eee_enabled = tp->eee_en; - eee->eee_active = !!(supported & adv & lp); - eee->supported = supported; - eee->advertised = tp->eee_adv; - eee->lp_advertised = lp; + + linkmode_and(common, eee->advertised, eee->lp_advertised); + eee->eee_active = phy_check_valid(tp->speed, tp->duplex, common); return 0; } static int -rtl_ethtool_get_eee(struct net_device *net, struct ethtool_eee *edata) +rtl_ethtool_get_eee(struct net_device *net, struct ethtool_keee *edata) { struct r8152 *tp = netdev_priv(net); int ret; @@ -9008,7 +9007,7 @@ out: } static int -rtl_ethtool_set_eee(struct net_device *net, struct ethtool_eee *edata) +rtl_ethtool_set_eee(struct net_device *net, struct ethtool_keee *edata) { struct r8152 *tp = netdev_priv(net); int ret; @@ -10078,7 +10077,7 @@ static int rtl8152_cfgselector_choose_configuration(struct usb_device *udev) * driver supports it. */ if (__rtl_get_hw_ver(udev) == RTL_VER_UNKNOWN) - return 0; + return -ENODEV; /* The vendor mode is not always config #1, so to find it out. */ c = udev->config; diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index a530f20ee257..2fa46baa589e 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -2105,6 +2105,11 @@ static const struct usb_device_id products[] = { .driver_info = (unsigned long) &smsc95xx_info, }, { + /* SYSTEC USB-SPEmodule1 10BASE-T1L Ethernet Device */ + USB_DEVICE(0x0878, 0x1400), + .driver_info = (unsigned long)&smsc95xx_info, + }, + { /* Microchip's EVB-LAN8670-USB 10BASE-T1S Ethernet Device */ USB_DEVICE(0x184F, 0x0051), .driver_info = (unsigned long)&smsc95xx_info, diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c index 143bd4ab160d..57947a5590cc 100644 --- a/drivers/net/usb/sr9800.c +++ b/drivers/net/usb/sr9800.c @@ -737,7 +737,9 @@ static int sr9800_bind(struct usbnet *dev, struct usb_interface *intf) data->eeprom_len = SR9800_EEPROM_LEN; - usbnet_get_endpoints(dev, intf); + ret = usbnet_get_endpoints(dev, intf); + if (ret) + goto out; /* LED Setting Rule : * AABB:CCDD diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 2d14b0d78541..e84efa661589 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1633,7 +1633,6 @@ void usbnet_disconnect (struct usb_interface *intf) usb_free_urb(dev->interrupt); kfree(dev->padding_pkt); - free_percpu(net->tstats); free_netdev(net); } EXPORT_SYMBOL_GPL(usbnet_disconnect); @@ -1645,7 +1644,6 @@ static const struct net_device_ops usbnet_netdev_ops = { .ndo_tx_timeout = usbnet_tx_timeout, .ndo_set_rx_mode = usbnet_set_rx_mode, .ndo_change_mtu = usbnet_change_mtu, - .ndo_get_stats64 = dev_get_tstats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -1654,11 +1652,11 @@ static const struct net_device_ops usbnet_netdev_ops = { // precondition: never called in_interrupt -static struct device_type wlan_type = { +static const struct device_type wlan_type = { .name = "wlan", }; -static struct device_type wwan_type = { +static const struct device_type wwan_type = { .name = "wwan", }; @@ -1710,10 +1708,6 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) dev->rx_speed = SPEED_UNSET; dev->tx_speed = SPEED_UNSET; - net->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!net->tstats) - goto out0; - dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK); init_waitqueue_head(&dev->wait); @@ -1743,6 +1737,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) net->netdev_ops = &usbnet_netdev_ops; net->watchdog_timeo = TX_TIMEOUT_JIFFIES; net->ethtool_ops = &usbnet_ethtool_ops; + net->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; // allow device-specific bind/init procedures // NOTE net->name still not usable ... @@ -1861,8 +1856,6 @@ out1: */ cancel_work_sync(&dev->kevent); del_timer_sync(&dev->delay); - free_percpu(net->tstats); -out0: free_netdev(net); out: return status; diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 578e36ea1589..13d902462d8e 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -729,80 +729,10 @@ static int veth_convert_skb_to_xdp_buff(struct veth_rq *rq, if (skb_shared(skb) || skb_head_is_locked(skb) || skb_shinfo(skb)->nr_frags || skb_headroom(skb) < XDP_PACKET_HEADROOM) { - u32 size, len, max_head_size, off, truesize, page_offset; - struct sk_buff *nskb; - struct page *page; - int i, head_off; - void *va; - - /* We need a private copy of the skb and data buffers since - * the ebpf program can modify it. We segment the original skb - * into order-0 pages without linearize it. - * - * Make sure we have enough space for linear and paged area - */ - max_head_size = SKB_WITH_OVERHEAD(PAGE_SIZE - - VETH_XDP_HEADROOM); - if (skb->len > PAGE_SIZE * MAX_SKB_FRAGS + max_head_size) - goto drop; - - size = min_t(u32, skb->len, max_head_size); - truesize = SKB_HEAD_ALIGN(size) + VETH_XDP_HEADROOM; - - /* Allocate skb head */ - va = page_pool_dev_alloc_va(rq->page_pool, &truesize); - if (!va) - goto drop; - - nskb = napi_build_skb(va, truesize); - if (!nskb) { - page_pool_free_va(rq->page_pool, va, true); + if (skb_pp_cow_data(rq->page_pool, pskb, XDP_PACKET_HEADROOM)) goto drop; - } - - skb_reserve(nskb, VETH_XDP_HEADROOM); - skb_copy_header(nskb, skb); - skb_mark_for_recycle(nskb); - - if (skb_copy_bits(skb, 0, nskb->data, size)) { - consume_skb(nskb); - goto drop; - } - skb_put(nskb, size); - head_off = skb_headroom(nskb) - skb_headroom(skb); - skb_headers_offset_update(nskb, head_off); - - /* Allocate paged area of new skb */ - off = size; - len = skb->len - off; - - for (i = 0; i < MAX_SKB_FRAGS && off < skb->len; i++) { - size = min_t(u32, len, PAGE_SIZE); - truesize = size; - - page = page_pool_dev_alloc(rq->page_pool, &page_offset, - &truesize); - if (!page) { - consume_skb(nskb); - goto drop; - } - - skb_add_rx_frag(nskb, i, page, page_offset, size, - truesize); - if (skb_copy_bits(skb, off, - page_address(page) + page_offset, - size)) { - consume_skb(nskb); - goto drop; - } - - len -= size; - off += size; - } - - consume_skb(skb); - skb = nskb; + skb = *pskb; } /* SKB "head" area always have tailroom for skb_shared_info */ @@ -1208,14 +1138,6 @@ static int veth_enable_xdp(struct net_device *dev) veth_disable_xdp_range(dev, 0, dev->real_num_rx_queues, true); return err; } - - if (!veth_gro_requested(dev)) { - /* user-space did not require GRO, but adding XDP - * is supposed to get GRO working - */ - dev->features |= NETIF_F_GRO; - netdev_features_change(dev); - } } } @@ -1235,18 +1157,9 @@ static void veth_disable_xdp(struct net_device *dev) for (i = 0; i < dev->real_num_rx_queues; i++) rcu_assign_pointer(priv->rq[i].xdp_prog, NULL); - if (!netif_running(dev) || !veth_gro_requested(dev)) { + if (!netif_running(dev) || !veth_gro_requested(dev)) veth_napi_del(dev); - /* if user-space did not require GRO, since adding XDP - * enabled it, clear it now - */ - if (!veth_gro_requested(dev) && netif_running(dev)) { - dev->features &= ~NETIF_F_GRO; - netdev_features_change(dev); - } - } - veth_disable_xdp_range(dev, 0, dev->real_num_rx_queues, false); } @@ -1478,7 +1391,8 @@ static int veth_alloc_queues(struct net_device *dev) struct veth_priv *priv = netdev_priv(dev); int i; - priv->rq = kcalloc(dev->num_rx_queues, sizeof(*priv->rq), GFP_KERNEL_ACCOUNT); + priv->rq = kvcalloc(dev->num_rx_queues, sizeof(*priv->rq), + GFP_KERNEL_ACCOUNT | __GFP_RETRY_MAYFAIL); if (!priv->rq) return -ENOMEM; @@ -1494,11 +1408,12 @@ static void veth_free_queues(struct net_device *dev) { struct veth_priv *priv = netdev_priv(dev); - kfree(priv->rq); + kvfree(priv->rq); } static int veth_dev_init(struct net_device *dev) { + netdev_lockdep_set_classes(dev); return veth_alloc_queues(dev); } @@ -1530,7 +1445,7 @@ static int veth_get_iflink(const struct net_device *dev) rcu_read_lock(); peer = rcu_dereference(priv->peer); - iflink = peer ? peer->ifindex : 0; + iflink = peer ? READ_ONCE(peer->ifindex) : 0; rcu_read_unlock(); return iflink; @@ -1654,6 +1569,14 @@ static int veth_xdp_set(struct net_device *dev, struct bpf_prog *prog, } if (!old_prog) { + if (!veth_gro_requested(dev)) { + /* user-space did not require GRO, but adding + * XDP is supposed to get GRO working + */ + dev->features |= NETIF_F_GRO; + netdev_features_change(dev); + } + peer->hw_features &= ~NETIF_F_GSO_SOFTWARE; peer->max_mtu = max_mtu; } @@ -1669,6 +1592,14 @@ static int veth_xdp_set(struct net_device *dev, struct bpf_prog *prog, if (dev->flags & IFF_UP) veth_disable_xdp(dev); + /* if user-space did not require GRO, since adding XDP + * enabled it, clear it now + */ + if (!veth_gro_requested(dev)) { + dev->features &= ~NETIF_F_GRO; + netdev_features_change(dev); + } + if (peer) { peer->hw_features |= NETIF_F_GSO_SOFTWARE; peer->max_mtu = ETH_MAX_MTU; diff --git a/drivers/net/vsockmon.c b/drivers/net/vsockmon.c index b1bb1b04b664..a1ba5169ed5d 100644 --- a/drivers/net/vsockmon.c +++ b/drivers/net/vsockmon.c @@ -13,19 +13,6 @@ #define DEFAULT_MTU (VIRTIO_VSOCK_MAX_PKT_BUF_SIZE + \ sizeof(struct af_vsockmon_hdr)) -static int vsockmon_dev_init(struct net_device *dev) -{ - dev->lstats = netdev_alloc_pcpu_stats(struct pcpu_lstats); - if (!dev->lstats) - return -ENOMEM; - return 0; -} - -static void vsockmon_dev_uninit(struct net_device *dev) -{ - free_percpu(dev->lstats); -} - struct vsockmon { struct vsock_tap vt; }; @@ -59,9 +46,6 @@ static void vsockmon_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { dev_lstats_read(dev, &stats->rx_packets, &stats->rx_bytes); - - stats->tx_packets = 0; - stats->tx_bytes = 0; } static int vsockmon_is_valid_mtu(int new_mtu) @@ -79,8 +63,6 @@ static int vsockmon_change_mtu(struct net_device *dev, int new_mtu) } static const struct net_device_ops vsockmon_ops = { - .ndo_init = vsockmon_dev_init, - .ndo_uninit = vsockmon_dev_uninit, .ndo_open = vsockmon_open, .ndo_stop = vsockmon_close, .ndo_start_xmit = vsockmon_xmit, @@ -112,6 +94,7 @@ static void vsockmon_setup(struct net_device *dev) dev->flags = IFF_NOARP; dev->mtu = DEFAULT_MTU; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_LSTATS; } static struct rtnl_link_ops vsockmon_link_ops __read_mostly = { diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index 16106e088c63..3495591a5c29 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -2841,26 +2841,19 @@ static int vxlan_init(struct net_device *dev) if (vxlan->cfg.flags & VXLAN_F_VNIFILTER) vxlan_vnigroup_init(vxlan); - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) { - err = -ENOMEM; - goto err_vnigroup_uninit; - } - err = gro_cells_init(&vxlan->gro_cells, dev); if (err) - goto err_free_percpu; + goto err_vnigroup_uninit; err = vxlan_mdb_init(vxlan); if (err) goto err_gro_cells_destroy; + netdev_lockdep_set_classes(dev); return 0; err_gro_cells_destroy: gro_cells_destroy(&vxlan->gro_cells); -err_free_percpu: - free_percpu(dev->tstats); err_vnigroup_uninit: if (vxlan->cfg.flags & VXLAN_F_VNIFILTER) vxlan_vnigroup_uninit(vxlan); @@ -2891,8 +2884,6 @@ static void vxlan_uninit(struct net_device *dev) gro_cells_destroy(&vxlan->gro_cells); vxlan_fdb_delete_default(vxlan, vxlan->cfg.vni); - - free_percpu(dev->tstats); } /* Start ageing timer and join group when device is brought up */ @@ -3223,7 +3214,6 @@ static const struct net_device_ops vxlan_netdev_ether_ops = { .ndo_open = vxlan_open, .ndo_stop = vxlan_stop, .ndo_start_xmit = vxlan_xmit, - .ndo_get_stats64 = dev_get_tstats64, .ndo_set_rx_mode = vxlan_set_multicast_list, .ndo_change_mtu = vxlan_change_mtu, .ndo_validate_addr = eth_validate_addr, @@ -3247,13 +3237,12 @@ static const struct net_device_ops vxlan_netdev_raw_ops = { .ndo_open = vxlan_open, .ndo_stop = vxlan_stop, .ndo_start_xmit = vxlan_xmit, - .ndo_get_stats64 = dev_get_tstats64, .ndo_change_mtu = vxlan_change_mtu, .ndo_fill_metadata_dst = vxlan_fill_metadata_dst, }; /* Info for udev, that this is a virtual tunnel endpoint */ -static struct device_type vxlan_type = { +static const struct device_type vxlan_type = { .name = "vxlan", }; @@ -3315,6 +3304,7 @@ static void vxlan_setup(struct net_device *dev) dev->min_mtu = ETH_MIN_MTU; dev->max_mtu = ETH_MAX_MTU; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; INIT_LIST_HEAD(&vxlan->next); timer_setup(&vxlan->age_timer, vxlan_cleanup, TIMER_DEFERRABLE); @@ -4826,55 +4816,43 @@ static __net_init int vxlan_init_net(struct net *net) NULL); } -static void vxlan_destroy_tunnels(struct net *net, struct list_head *head) +static void __net_exit vxlan_destroy_tunnels(struct vxlan_net *vn, + struct list_head *dev_to_kill) { - struct vxlan_net *vn = net_generic(net, vxlan_net_id); struct vxlan_dev *vxlan, *next; - struct net_device *dev, *aux; - - for_each_netdev_safe(net, dev, aux) - if (dev->rtnl_link_ops == &vxlan_link_ops) - unregister_netdevice_queue(dev, head); - - list_for_each_entry_safe(vxlan, next, &vn->vxlan_list, next) { - /* If vxlan->dev is in the same netns, it has already been added - * to the list by the previous loop. - */ - if (!net_eq(dev_net(vxlan->dev), net)) - unregister_netdevice_queue(vxlan->dev, head); - } + list_for_each_entry_safe(vxlan, next, &vn->vxlan_list, next) + vxlan_dellink(vxlan->dev, dev_to_kill); } -static void __net_exit vxlan_exit_batch_net(struct list_head *net_list) +static void __net_exit vxlan_exit_batch_rtnl(struct list_head *net_list, + struct list_head *dev_to_kill) { struct net *net; - LIST_HEAD(list); - unsigned int h; + ASSERT_RTNL(); list_for_each_entry(net, net_list, exit_list) { struct vxlan_net *vn = net_generic(net, vxlan_net_id); - unregister_nexthop_notifier(net, &vn->nexthop_notifier_block); - } - rtnl_lock(); - list_for_each_entry(net, net_list, exit_list) - vxlan_destroy_tunnels(net, &list); + __unregister_nexthop_notifier(net, &vn->nexthop_notifier_block); - unregister_netdevice_many(&list); - rtnl_unlock(); + vxlan_destroy_tunnels(vn, dev_to_kill); + } +} - list_for_each_entry(net, net_list, exit_list) { - struct vxlan_net *vn = net_generic(net, vxlan_net_id); +static void __net_exit vxlan_exit_net(struct net *net) +{ + struct vxlan_net *vn = net_generic(net, vxlan_net_id); + unsigned int h; - for (h = 0; h < PORT_HASH_SIZE; ++h) - WARN_ON_ONCE(!hlist_empty(&vn->sock_list[h])); - } + for (h = 0; h < PORT_HASH_SIZE; ++h) + WARN_ON_ONCE(!hlist_empty(&vn->sock_list[h])); } static struct pernet_operations vxlan_net_ops = { .init = vxlan_init_net, - .exit_batch = vxlan_exit_batch_net, + .exit_batch_rtnl = vxlan_exit_batch_rtnl, + .exit = vxlan_exit_net, .id = &vxlan_net_id, .size = sizeof(struct vxlan_net), }; diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig index 7dda87756d3f..31ab2136cdf1 100644 --- a/drivers/net/wan/Kconfig +++ b/drivers/net/wan/Kconfig @@ -197,6 +197,18 @@ config FARSYNC To compile this driver as a module, choose M here: the module will be called farsync. +config FSL_QMC_HDLC + tristate "Freescale QMC HDLC support" + depends on HDLC + depends on CPM_QMC + help + HDLC support using the Freescale QUICC Multichannel Controller (QMC). + + To compile this driver as a module, choose M here: the + module will be called fsl_qmc_hdlc. + + If unsure, say N. + config FSL_UCC_HDLC tristate "Freescale QUICC Engine HDLC support" depends on HDLC diff --git a/drivers/net/wan/Makefile b/drivers/net/wan/Makefile index 8119b49d1da9..00e9b7ee1e01 100644 --- a/drivers/net/wan/Makefile +++ b/drivers/net/wan/Makefile @@ -25,6 +25,7 @@ obj-$(CONFIG_WANXL) += wanxl.o obj-$(CONFIG_PCI200SYN) += pci200syn.o obj-$(CONFIG_PC300TOO) += pc300too.o obj-$(CONFIG_IXP4XX_HSS) += ixp4xx_hss.o +obj-$(CONFIG_FSL_QMC_HDLC) += fsl_qmc_hdlc.o obj-$(CONFIG_FSL_UCC_HDLC) += fsl_ucc_hdlc.o obj-$(CONFIG_SLIC_DS26522) += slic_ds26522.o diff --git a/drivers/net/wan/framer/framer-core.c b/drivers/net/wan/framer/framer-core.c index c04dc88bda6c..f547c22e26ac 100644 --- a/drivers/net/wan/framer/framer-core.c +++ b/drivers/net/wan/framer/framer-core.c @@ -18,7 +18,12 @@ #include <linux/regulator/consumer.h> #include <linux/slab.h> -static struct class *framer_class; +static void framer_release(struct device *dev); +static const struct class framer_class = { + .name = "framer", + .dev_release = framer_release, +}; + static DEFINE_MUTEX(framer_provider_mutex); static LIST_HEAD(framer_provider_list); static DEFINE_IDA(framer_ida); @@ -384,7 +389,7 @@ static struct framer_provider *framer_provider_of_lookup(const struct device_nod return ERR_PTR(-EPROBE_DEFER); } -static struct framer *framer_of_get_from_provider(struct of_phandle_args *args) +static struct framer *framer_of_get_from_provider(const struct of_phandle_args *args) { struct framer_provider *framer_provider; struct framer *framer; @@ -627,7 +632,7 @@ struct framer *framer_create(struct device *dev, struct device_node *node, INIT_DELAYED_WORK(&framer->polling_work, framer_polling_work); BLOCKING_INIT_NOTIFIER_HEAD(&framer->notifier_list); - framer->dev.class = framer_class; + framer->dev.class = &framer_class; framer->dev.parent = dev; framer->dev.of_node = node ? node : dev->of_node; framer->id = id; @@ -735,12 +740,13 @@ EXPORT_SYMBOL_GPL(devm_framer_create); * should provide a custom of_xlate function that reads the *args* and returns * the appropriate framer. */ -struct framer *framer_provider_simple_of_xlate(struct device *dev, struct of_phandle_args *args) +struct framer *framer_provider_simple_of_xlate(struct device *dev, + const struct of_phandle_args *args) { struct class_dev_iter iter; struct framer *framer; - class_dev_iter_init(&iter, framer_class, NULL, NULL); + class_dev_iter_init(&iter, &framer_class, NULL, NULL); while ((dev = class_dev_iter_next(&iter))) { framer = dev_to_framer(dev); if (args->np != framer->dev.of_node) @@ -768,7 +774,7 @@ EXPORT_SYMBOL_GPL(framer_provider_simple_of_xlate); struct framer_provider * __framer_provider_of_register(struct device *dev, struct module *owner, struct framer *(*of_xlate)(struct device *dev, - struct of_phandle_args *args)) + const struct of_phandle_args *args)) { struct framer_provider *framer_provider; @@ -830,7 +836,7 @@ static void devm_framer_provider_of_unregister(struct device *dev, void *res) struct framer_provider * __devm_framer_provider_of_register(struct device *dev, struct module *owner, struct framer *(*of_xlate)(struct device *dev, - struct of_phandle_args *args)) + const struct of_phandle_args *args)) { struct framer_provider **ptr, *framer_provider; @@ -869,14 +875,6 @@ static void framer_release(struct device *dev) static int __init framer_core_init(void) { - framer_class = class_create("framer"); - if (IS_ERR(framer_class)) { - pr_err("failed to create framer class (%pe)\n", framer_class); - return PTR_ERR(framer_class); - } - - framer_class->dev_release = framer_release; - - return 0; + return class_register(&framer_class); } device_initcall(framer_core_init); diff --git a/drivers/net/wan/framer/pef2256/pef2256.c b/drivers/net/wan/framer/pef2256/pef2256.c index 4f81053ee4f0..413a3c1d15bb 100644 --- a/drivers/net/wan/framer/pef2256/pef2256.c +++ b/drivers/net/wan/framer/pef2256/pef2256.c @@ -838,7 +838,7 @@ static int pef2256_probe(struct platform_device *pdev) return 0; } -static int pef2256_remove(struct platform_device *pdev) +static void pef2256_remove(struct platform_device *pdev) { struct pef2256 *pef2256 = platform_get_drvdata(pdev); @@ -849,8 +849,6 @@ static int pef2256_remove(struct platform_device *pdev) pef2256_write8(pef2256, PEF2256_IMR3, 0xff); pef2256_write8(pef2256, PEF2256_IMR4, 0xff); pef2256_write8(pef2256, PEF2256_IMR5, 0xff); - - return 0; } static const struct of_device_id pef2256_id_table[] = { @@ -865,7 +863,7 @@ static struct platform_driver pef2256_driver = { .of_match_table = pef2256_id_table, }, .probe = pef2256_probe, - .remove = pef2256_remove, + .remove_new = pef2256_remove, }; module_platform_driver(pef2256_driver); diff --git a/drivers/net/wan/fsl_qmc_hdlc.c b/drivers/net/wan/fsl_qmc_hdlc.c new file mode 100644 index 000000000000..960371df470a --- /dev/null +++ b/drivers/net/wan/fsl_qmc_hdlc.c @@ -0,0 +1,797 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Freescale QMC HDLC Device Driver + * + * Copyright 2023 CS GROUP France + * + * Author: Herve Codina <herve.codina@bootlin.com> + */ + +#include <linux/array_size.h> +#include <linux/bug.h> +#include <linux/cleanup.h> +#include <linux/bitmap.h> +#include <linux/dma-mapping.h> +#include <linux/device.h> +#include <linux/err.h> +#include <linux/framer/framer.h> +#include <linux/hdlc.h> +#include <linux/mod_devicetable.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/types.h> + +#include <soc/fsl/qe/qmc.h> + +struct qmc_hdlc_desc { + struct net_device *netdev; + struct sk_buff *skb; /* NULL if the descriptor is not in use */ + dma_addr_t dma_addr; + size_t dma_size; +}; + +struct qmc_hdlc { + struct device *dev; + struct qmc_chan *qmc_chan; + struct net_device *netdev; + struct framer *framer; + spinlock_t carrier_lock; /* Protect carrier detection */ + struct notifier_block nb; + bool is_crc32; + spinlock_t tx_lock; /* Protect tx descriptors */ + struct qmc_hdlc_desc tx_descs[8]; + unsigned int tx_out; + struct qmc_hdlc_desc rx_descs[4]; + u32 slot_map; +}; + +static struct qmc_hdlc *netdev_to_qmc_hdlc(struct net_device *netdev) +{ + return dev_to_hdlc(netdev)->priv; +} + +static int qmc_hdlc_framer_set_carrier(struct qmc_hdlc *qmc_hdlc) +{ + struct framer_status framer_status; + int ret; + + if (!qmc_hdlc->framer) + return 0; + + guard(spinlock_irqsave)(&qmc_hdlc->carrier_lock); + + ret = framer_get_status(qmc_hdlc->framer, &framer_status); + if (ret) { + dev_err(qmc_hdlc->dev, "get framer status failed (%d)\n", ret); + return ret; + } + if (framer_status.link_is_on) + netif_carrier_on(qmc_hdlc->netdev); + else + netif_carrier_off(qmc_hdlc->netdev); + + return 0; +} + +static int qmc_hdlc_framer_notifier(struct notifier_block *nb, unsigned long action, + void *data) +{ + struct qmc_hdlc *qmc_hdlc = container_of(nb, struct qmc_hdlc, nb); + int ret; + + if (action != FRAMER_EVENT_STATUS) + return NOTIFY_DONE; + + ret = qmc_hdlc_framer_set_carrier(qmc_hdlc); + return ret ? NOTIFY_DONE : NOTIFY_OK; +} + +static int qmc_hdlc_framer_start(struct qmc_hdlc *qmc_hdlc) +{ + struct framer_status framer_status; + int ret; + + if (!qmc_hdlc->framer) + return 0; + + ret = framer_power_on(qmc_hdlc->framer); + if (ret) { + dev_err(qmc_hdlc->dev, "framer power-on failed (%d)\n", ret); + return ret; + } + + /* Be sure that get_status is supported */ + ret = framer_get_status(qmc_hdlc->framer, &framer_status); + if (ret) { + dev_err(qmc_hdlc->dev, "get framer status failed (%d)\n", ret); + goto framer_power_off; + } + + qmc_hdlc->nb.notifier_call = qmc_hdlc_framer_notifier; + ret = framer_notifier_register(qmc_hdlc->framer, &qmc_hdlc->nb); + if (ret) { + dev_err(qmc_hdlc->dev, "framer notifier register failed (%d)\n", ret); + goto framer_power_off; + } + + return 0; + +framer_power_off: + framer_power_off(qmc_hdlc->framer); + return ret; +} + +static void qmc_hdlc_framer_stop(struct qmc_hdlc *qmc_hdlc) +{ + if (!qmc_hdlc->framer) + return; + + framer_notifier_unregister(qmc_hdlc->framer, &qmc_hdlc->nb); + framer_power_off(qmc_hdlc->framer); +} + +static int qmc_hdlc_framer_set_iface(struct qmc_hdlc *qmc_hdlc, int if_iface, + const te1_settings *te1) +{ + struct framer_config config; + int ret; + + if (!qmc_hdlc->framer) + return 0; + + ret = framer_get_config(qmc_hdlc->framer, &config); + if (ret) + return ret; + + switch (if_iface) { + case IF_IFACE_E1: + config.iface = FRAMER_IFACE_E1; + break; + case IF_IFACE_T1: + config.iface = FRAMER_IFACE_T1; + break; + default: + return -EINVAL; + } + + switch (te1->clock_type) { + case CLOCK_DEFAULT: + /* Keep current value */ + break; + case CLOCK_EXT: + config.clock_type = FRAMER_CLOCK_EXT; + break; + case CLOCK_INT: + config.clock_type = FRAMER_CLOCK_INT; + break; + default: + return -EINVAL; + } + config.line_clock_rate = te1->clock_rate; + + return framer_set_config(qmc_hdlc->framer, &config); +} + +static int qmc_hdlc_framer_get_iface(struct qmc_hdlc *qmc_hdlc, int *if_iface, te1_settings *te1) +{ + struct framer_config config; + int ret; + + if (!qmc_hdlc->framer) { + *if_iface = IF_IFACE_E1; + return 0; + } + + ret = framer_get_config(qmc_hdlc->framer, &config); + if (ret) + return ret; + + switch (config.iface) { + case FRAMER_IFACE_E1: + *if_iface = IF_IFACE_E1; + break; + case FRAMER_IFACE_T1: + *if_iface = IF_IFACE_T1; + break; + } + + if (!te1) + return 0; /* Only iface type requested */ + + switch (config.clock_type) { + case FRAMER_CLOCK_EXT: + te1->clock_type = CLOCK_EXT; + break; + case FRAMER_CLOCK_INT: + te1->clock_type = CLOCK_INT; + break; + default: + return -EINVAL; + } + te1->clock_rate = config.line_clock_rate; + return 0; +} + +static int qmc_hdlc_framer_init(struct qmc_hdlc *qmc_hdlc) +{ + int ret; + + if (!qmc_hdlc->framer) + return 0; + + ret = framer_init(qmc_hdlc->framer); + if (ret) { + dev_err(qmc_hdlc->dev, "framer init failed (%d)\n", ret); + return ret; + } + + return 0; +} + +static void qmc_hdlc_framer_exit(struct qmc_hdlc *qmc_hdlc) +{ + if (!qmc_hdlc->framer) + return; + + framer_exit(qmc_hdlc->framer); +} + +static int qmc_hdlc_recv_queue(struct qmc_hdlc *qmc_hdlc, struct qmc_hdlc_desc *desc, size_t size); + +#define QMC_HDLC_RX_ERROR_FLAGS \ + (QMC_RX_FLAG_HDLC_OVF | QMC_RX_FLAG_HDLC_UNA | \ + QMC_RX_FLAG_HDLC_CRC | QMC_RX_FLAG_HDLC_ABORT) + +static void qmc_hcld_recv_complete(void *context, size_t length, unsigned int flags) +{ + struct qmc_hdlc_desc *desc = context; + struct net_device *netdev; + struct qmc_hdlc *qmc_hdlc; + int ret; + + netdev = desc->netdev; + qmc_hdlc = netdev_to_qmc_hdlc(netdev); + + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, DMA_FROM_DEVICE); + + if (flags & QMC_HDLC_RX_ERROR_FLAGS) { + netdev->stats.rx_errors++; + if (flags & QMC_RX_FLAG_HDLC_OVF) /* Data overflow */ + netdev->stats.rx_over_errors++; + if (flags & QMC_RX_FLAG_HDLC_UNA) /* bits received not multiple of 8 */ + netdev->stats.rx_frame_errors++; + if (flags & QMC_RX_FLAG_HDLC_ABORT) /* Received an abort sequence */ + netdev->stats.rx_frame_errors++; + if (flags & QMC_RX_FLAG_HDLC_CRC) /* CRC error */ + netdev->stats.rx_crc_errors++; + kfree_skb(desc->skb); + } else { + netdev->stats.rx_packets++; + netdev->stats.rx_bytes += length; + + skb_put(desc->skb, length); + desc->skb->protocol = hdlc_type_trans(desc->skb, netdev); + netif_rx(desc->skb); + } + + /* Re-queue a transfer using the same descriptor */ + ret = qmc_hdlc_recv_queue(qmc_hdlc, desc, desc->dma_size); + if (ret) { + dev_err(qmc_hdlc->dev, "queue recv desc failed (%d)\n", ret); + netdev->stats.rx_errors++; + } +} + +static int qmc_hdlc_recv_queue(struct qmc_hdlc *qmc_hdlc, struct qmc_hdlc_desc *desc, size_t size) +{ + int ret; + + desc->skb = dev_alloc_skb(size); + if (!desc->skb) + return -ENOMEM; + + desc->dma_size = size; + desc->dma_addr = dma_map_single(qmc_hdlc->dev, desc->skb->data, + desc->dma_size, DMA_FROM_DEVICE); + ret = dma_mapping_error(qmc_hdlc->dev, desc->dma_addr); + if (ret) + goto free_skb; + + ret = qmc_chan_read_submit(qmc_hdlc->qmc_chan, desc->dma_addr, desc->dma_size, + qmc_hcld_recv_complete, desc); + if (ret) + goto dma_unmap; + + return 0; + +dma_unmap: + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, DMA_FROM_DEVICE); +free_skb: + kfree_skb(desc->skb); + desc->skb = NULL; + return ret; +} + +static void qmc_hdlc_xmit_complete(void *context) +{ + struct qmc_hdlc_desc *desc = context; + struct net_device *netdev; + struct qmc_hdlc *qmc_hdlc; + struct sk_buff *skb; + + netdev = desc->netdev; + qmc_hdlc = netdev_to_qmc_hdlc(netdev); + + scoped_guard(spinlock_irqsave, &qmc_hdlc->tx_lock) { + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, DMA_TO_DEVICE); + skb = desc->skb; + desc->skb = NULL; /* Release the descriptor */ + if (netif_queue_stopped(netdev)) + netif_wake_queue(netdev); + } + + netdev->stats.tx_packets++; + netdev->stats.tx_bytes += skb->len; + + dev_consume_skb_any(skb); +} + +static int qmc_hdlc_xmit_queue(struct qmc_hdlc *qmc_hdlc, struct qmc_hdlc_desc *desc) +{ + int ret; + + desc->dma_addr = dma_map_single(qmc_hdlc->dev, desc->skb->data, + desc->dma_size, DMA_TO_DEVICE); + ret = dma_mapping_error(qmc_hdlc->dev, desc->dma_addr); + if (ret) { + dev_err(qmc_hdlc->dev, "failed to map skb\n"); + return ret; + } + + ret = qmc_chan_write_submit(qmc_hdlc->qmc_chan, desc->dma_addr, desc->dma_size, + qmc_hdlc_xmit_complete, desc); + if (ret) { + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, DMA_TO_DEVICE); + dev_err(qmc_hdlc->dev, "qmc chan write returns %d\n", ret); + return ret; + } + + return 0; +} + +static netdev_tx_t qmc_hdlc_xmit(struct sk_buff *skb, struct net_device *netdev) +{ + struct qmc_hdlc *qmc_hdlc = netdev_to_qmc_hdlc(netdev); + struct qmc_hdlc_desc *desc; + int err; + + guard(spinlock_irqsave)(&qmc_hdlc->tx_lock); + + desc = &qmc_hdlc->tx_descs[qmc_hdlc->tx_out]; + if (WARN_ONCE(desc->skb, "No tx descriptors available\n")) { + /* Should never happen. + * Previous xmit should have already stopped the queue. + */ + netif_stop_queue(netdev); + return NETDEV_TX_BUSY; + } + + desc->netdev = netdev; + desc->dma_size = skb->len; + desc->skb = skb; + err = qmc_hdlc_xmit_queue(qmc_hdlc, desc); + if (err) { + desc->skb = NULL; /* Release the descriptor */ + if (err == -EBUSY) { + netif_stop_queue(netdev); + return NETDEV_TX_BUSY; + } + dev_kfree_skb(skb); + netdev->stats.tx_dropped++; + return NETDEV_TX_OK; + } + + qmc_hdlc->tx_out = (qmc_hdlc->tx_out + 1) % ARRAY_SIZE(qmc_hdlc->tx_descs); + + if (qmc_hdlc->tx_descs[qmc_hdlc->tx_out].skb) + netif_stop_queue(netdev); + + return NETDEV_TX_OK; +} + +static int qmc_hdlc_xlate_slot_map(struct qmc_hdlc *qmc_hdlc, + u32 slot_map, struct qmc_chan_ts_info *ts_info) +{ + DECLARE_BITMAP(ts_mask_avail, 64); + DECLARE_BITMAP(ts_mask, 64); + DECLARE_BITMAP(map, 64); + + /* Tx and Rx available masks must be identical */ + if (ts_info->rx_ts_mask_avail != ts_info->tx_ts_mask_avail) { + dev_err(qmc_hdlc->dev, "tx and rx available timeslots mismatch (0x%llx, 0x%llx)\n", + ts_info->rx_ts_mask_avail, ts_info->tx_ts_mask_avail); + return -EINVAL; + } + + bitmap_from_u64(ts_mask_avail, ts_info->rx_ts_mask_avail); + bitmap_from_u64(map, slot_map); + bitmap_scatter(ts_mask, map, ts_mask_avail, 64); + + if (bitmap_weight(ts_mask, 64) != bitmap_weight(map, 64)) { + dev_err(qmc_hdlc->dev, "Cannot translate timeslots %64pb -> (%64pb, %64pb)\n", + map, ts_mask_avail, ts_mask); + return -EINVAL; + } + + bitmap_to_arr64(&ts_info->tx_ts_mask, ts_mask, 64); + ts_info->rx_ts_mask = ts_info->tx_ts_mask; + return 0; +} + +static int qmc_hdlc_xlate_ts_info(struct qmc_hdlc *qmc_hdlc, + const struct qmc_chan_ts_info *ts_info, u32 *slot_map) +{ + DECLARE_BITMAP(ts_mask_avail, 64); + DECLARE_BITMAP(ts_mask, 64); + DECLARE_BITMAP(map, 64); + u32 slot_array[2]; + + /* Tx and Rx masks and available masks must be identical */ + if (ts_info->rx_ts_mask_avail != ts_info->tx_ts_mask_avail) { + dev_err(qmc_hdlc->dev, "tx and rx available timeslots mismatch (0x%llx, 0x%llx)\n", + ts_info->rx_ts_mask_avail, ts_info->tx_ts_mask_avail); + return -EINVAL; + } + if (ts_info->rx_ts_mask != ts_info->tx_ts_mask) { + dev_err(qmc_hdlc->dev, "tx and rx timeslots mismatch (0x%llx, 0x%llx)\n", + ts_info->rx_ts_mask, ts_info->tx_ts_mask); + return -EINVAL; + } + + bitmap_from_u64(ts_mask_avail, ts_info->rx_ts_mask_avail); + bitmap_from_u64(ts_mask, ts_info->rx_ts_mask); + bitmap_gather(map, ts_mask, ts_mask_avail, 64); + + if (bitmap_weight(ts_mask, 64) != bitmap_weight(map, 64)) { + dev_err(qmc_hdlc->dev, "Cannot translate timeslots (%64pb, %64pb) -> %64pb\n", + ts_mask_avail, ts_mask, map); + return -EINVAL; + } + + bitmap_to_arr32(slot_array, map, 64); + if (slot_array[1]) { + dev_err(qmc_hdlc->dev, "Slot map out of 32bit (%64pb, %64pb) -> %64pb\n", + ts_mask_avail, ts_mask, map); + return -EINVAL; + } + + *slot_map = slot_array[0]; + return 0; +} + +static int qmc_hdlc_set_iface(struct qmc_hdlc *qmc_hdlc, int if_iface, const te1_settings *te1) +{ + struct qmc_chan_ts_info ts_info; + int ret; + + ret = qmc_chan_get_ts_info(qmc_hdlc->qmc_chan, &ts_info); + if (ret) { + dev_err(qmc_hdlc->dev, "get QMC channel ts info failed %d\n", ret); + return ret; + } + ret = qmc_hdlc_xlate_slot_map(qmc_hdlc, te1->slot_map, &ts_info); + if (ret) + return ret; + + ret = qmc_chan_set_ts_info(qmc_hdlc->qmc_chan, &ts_info); + if (ret) { + dev_err(qmc_hdlc->dev, "set QMC channel ts info failed %d\n", ret); + return ret; + } + + qmc_hdlc->slot_map = te1->slot_map; + + ret = qmc_hdlc_framer_set_iface(qmc_hdlc, if_iface, te1); + if (ret) { + dev_err(qmc_hdlc->dev, "framer set iface failed %d\n", ret); + return ret; + } + + return 0; +} + +static int qmc_hdlc_ioctl(struct net_device *netdev, struct if_settings *ifs) +{ + struct qmc_hdlc *qmc_hdlc = netdev_to_qmc_hdlc(netdev); + te1_settings te1; + int ret; + + switch (ifs->type) { + case IF_GET_IFACE: + if (ifs->size < sizeof(te1)) { + /* Retrieve type only */ + ret = qmc_hdlc_framer_get_iface(qmc_hdlc, &ifs->type, NULL); + if (ret) + return ret; + + if (!ifs->size) + return 0; /* only type requested */ + + ifs->size = sizeof(te1); /* data size wanted */ + return -ENOBUFS; + } + + memset(&te1, 0, sizeof(te1)); + + /* Retrieve info from framer */ + ret = qmc_hdlc_framer_get_iface(qmc_hdlc, &ifs->type, &te1); + if (ret) + return ret; + + /* Update slot_map */ + te1.slot_map = qmc_hdlc->slot_map; + + if (copy_to_user(ifs->ifs_ifsu.te1, &te1, sizeof(te1))) + return -EFAULT; + return 0; + + case IF_IFACE_E1: + case IF_IFACE_T1: + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + + if (netdev->flags & IFF_UP) + return -EBUSY; + + if (copy_from_user(&te1, ifs->ifs_ifsu.te1, sizeof(te1))) + return -EFAULT; + + return qmc_hdlc_set_iface(qmc_hdlc, ifs->type, &te1); + + default: + return hdlc_ioctl(netdev, ifs); + } +} + +static int qmc_hdlc_open(struct net_device *netdev) +{ + struct qmc_hdlc *qmc_hdlc = netdev_to_qmc_hdlc(netdev); + struct qmc_chan_param chan_param; + struct qmc_hdlc_desc *desc; + int ret; + int i; + + ret = qmc_hdlc_framer_start(qmc_hdlc); + if (ret) + return ret; + + ret = hdlc_open(netdev); + if (ret) + goto framer_stop; + + /* Update carrier */ + qmc_hdlc_framer_set_carrier(qmc_hdlc); + + chan_param.mode = QMC_HDLC; + /* HDLC_MAX_MRU + 4 for the CRC + * HDLC_MAX_MRU + 4 + 8 for the CRC and some extraspace needed by the QMC + */ + chan_param.hdlc.max_rx_buf_size = HDLC_MAX_MRU + 4 + 8; + chan_param.hdlc.max_rx_frame_size = HDLC_MAX_MRU + 4; + chan_param.hdlc.is_crc32 = qmc_hdlc->is_crc32; + ret = qmc_chan_set_param(qmc_hdlc->qmc_chan, &chan_param); + if (ret) { + dev_err(qmc_hdlc->dev, "failed to set param (%d)\n", ret); + goto hdlc_close; + } + + /* Queue as many recv descriptors as possible */ + for (i = 0; i < ARRAY_SIZE(qmc_hdlc->rx_descs); i++) { + desc = &qmc_hdlc->rx_descs[i]; + + desc->netdev = netdev; + ret = qmc_hdlc_recv_queue(qmc_hdlc, desc, chan_param.hdlc.max_rx_buf_size); + if (ret == -EBUSY && i != 0) + break; /* We use all the QMC chan capability */ + if (ret) + goto free_desc; + } + + ret = qmc_chan_start(qmc_hdlc->qmc_chan, QMC_CHAN_ALL); + if (ret) { + dev_err(qmc_hdlc->dev, "qmc chan start failed (%d)\n", ret); + goto free_desc; + } + + netif_start_queue(netdev); + + return 0; + +free_desc: + qmc_chan_reset(qmc_hdlc->qmc_chan, QMC_CHAN_ALL); + while (i--) { + desc = &qmc_hdlc->rx_descs[i]; + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, + DMA_FROM_DEVICE); + kfree_skb(desc->skb); + desc->skb = NULL; + } +hdlc_close: + hdlc_close(netdev); +framer_stop: + qmc_hdlc_framer_stop(qmc_hdlc); + return ret; +} + +static int qmc_hdlc_close(struct net_device *netdev) +{ + struct qmc_hdlc *qmc_hdlc = netdev_to_qmc_hdlc(netdev); + struct qmc_hdlc_desc *desc; + int i; + + qmc_chan_stop(qmc_hdlc->qmc_chan, QMC_CHAN_ALL); + qmc_chan_reset(qmc_hdlc->qmc_chan, QMC_CHAN_ALL); + + netif_stop_queue(netdev); + + for (i = 0; i < ARRAY_SIZE(qmc_hdlc->tx_descs); i++) { + desc = &qmc_hdlc->tx_descs[i]; + if (!desc->skb) + continue; + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, + DMA_TO_DEVICE); + kfree_skb(desc->skb); + desc->skb = NULL; + } + + for (i = 0; i < ARRAY_SIZE(qmc_hdlc->rx_descs); i++) { + desc = &qmc_hdlc->rx_descs[i]; + if (!desc->skb) + continue; + dma_unmap_single(qmc_hdlc->dev, desc->dma_addr, desc->dma_size, + DMA_FROM_DEVICE); + kfree_skb(desc->skb); + desc->skb = NULL; + } + + hdlc_close(netdev); + qmc_hdlc_framer_stop(qmc_hdlc); + return 0; +} + +static int qmc_hdlc_attach(struct net_device *netdev, unsigned short encoding, + unsigned short parity) +{ + struct qmc_hdlc *qmc_hdlc = netdev_to_qmc_hdlc(netdev); + + if (encoding != ENCODING_NRZ) + return -EINVAL; + + switch (parity) { + case PARITY_CRC16_PR1_CCITT: + qmc_hdlc->is_crc32 = false; + break; + case PARITY_CRC32_PR1_CCITT: + qmc_hdlc->is_crc32 = true; + break; + default: + dev_err(qmc_hdlc->dev, "unsupported parity %u\n", parity); + return -EINVAL; + } + + return 0; +} + +static const struct net_device_ops qmc_hdlc_netdev_ops = { + .ndo_open = qmc_hdlc_open, + .ndo_stop = qmc_hdlc_close, + .ndo_start_xmit = hdlc_start_xmit, + .ndo_siocwandev = qmc_hdlc_ioctl, +}; + +static int qmc_hdlc_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct qmc_chan_ts_info ts_info; + struct qmc_hdlc *qmc_hdlc; + struct qmc_chan_info info; + hdlc_device *hdlc; + int ret; + + qmc_hdlc = devm_kzalloc(dev, sizeof(*qmc_hdlc), GFP_KERNEL); + if (!qmc_hdlc) + return -ENOMEM; + + qmc_hdlc->dev = dev; + spin_lock_init(&qmc_hdlc->tx_lock); + spin_lock_init(&qmc_hdlc->carrier_lock); + + qmc_hdlc->qmc_chan = devm_qmc_chan_get_bychild(dev, dev->of_node); + if (IS_ERR(qmc_hdlc->qmc_chan)) + return dev_err_probe(dev, PTR_ERR(qmc_hdlc->qmc_chan), + "get QMC channel failed\n"); + + ret = qmc_chan_get_info(qmc_hdlc->qmc_chan, &info); + if (ret) + return dev_err_probe(dev, ret, "get QMC channel info failed\n"); + + if (info.mode != QMC_HDLC) + return dev_err_probe(dev, -EINVAL, "QMC chan mode %d is not QMC_HDLC\n", + info.mode); + + ret = qmc_chan_get_ts_info(qmc_hdlc->qmc_chan, &ts_info); + if (ret) + return dev_err_probe(dev, ret, "get QMC channel ts info failed\n"); + + ret = qmc_hdlc_xlate_ts_info(qmc_hdlc, &ts_info, &qmc_hdlc->slot_map); + if (ret) + return ret; + + qmc_hdlc->framer = devm_framer_optional_get(dev, "fsl,framer"); + if (IS_ERR(qmc_hdlc->framer)) + return PTR_ERR(qmc_hdlc->framer); + + ret = qmc_hdlc_framer_init(qmc_hdlc); + if (ret) + return ret; + + qmc_hdlc->netdev = alloc_hdlcdev(qmc_hdlc); + if (!qmc_hdlc->netdev) { + ret = -ENOMEM; + goto framer_exit; + } + + hdlc = dev_to_hdlc(qmc_hdlc->netdev); + hdlc->attach = qmc_hdlc_attach; + hdlc->xmit = qmc_hdlc_xmit; + SET_NETDEV_DEV(qmc_hdlc->netdev, dev); + qmc_hdlc->netdev->tx_queue_len = ARRAY_SIZE(qmc_hdlc->tx_descs); + qmc_hdlc->netdev->netdev_ops = &qmc_hdlc_netdev_ops; + ret = register_hdlc_device(qmc_hdlc->netdev); + if (ret) { + dev_err_probe(dev, ret, "failed to register hdlc device\n"); + goto free_netdev; + } + + platform_set_drvdata(pdev, qmc_hdlc); + return 0; + +free_netdev: + free_netdev(qmc_hdlc->netdev); +framer_exit: + qmc_hdlc_framer_exit(qmc_hdlc); + return ret; +} + +static int qmc_hdlc_remove(struct platform_device *pdev) +{ + struct qmc_hdlc *qmc_hdlc = platform_get_drvdata(pdev); + + unregister_hdlc_device(qmc_hdlc->netdev); + free_netdev(qmc_hdlc->netdev); + qmc_hdlc_framer_exit(qmc_hdlc); + + return 0; +} + +static const struct of_device_id qmc_hdlc_id_table[] = { + { .compatible = "fsl,qmc-hdlc" }, + {} /* sentinel */ +}; +MODULE_DEVICE_TABLE(of, qmc_hdlc_driver); + +static struct platform_driver qmc_hdlc_driver = { + .driver = { + .name = "fsl-qmc-hdlc", + .of_match_table = qmc_hdlc_id_table, + }, + .probe = qmc_hdlc_probe, + .remove = qmc_hdlc_remove, +}; +module_platform_driver(qmc_hdlc_driver); + +MODULE_AUTHOR("Herve Codina <herve.codina@bootlin.com>"); +MODULE_DESCRIPTION("QMC HDLC driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/wireguard/receive.c b/drivers/net/wireguard/receive.c index a176653c8861..df275b4fccb6 100644 --- a/drivers/net/wireguard/receive.c +++ b/drivers/net/wireguard/receive.c @@ -263,7 +263,7 @@ static bool decrypt_packet(struct sk_buff *skb, struct noise_keypair *keypair) * call skb_cow_data, so that there's no chance that data is removed * from the skb, so that later we can extract the original endpoint. */ - offset = skb->data - skb_network_header(skb); + offset = -skb_network_offset(skb); skb_push(skb, offset); num_frags = skb_cow_data(skb, 0, &trailer); offset += sizeof(struct message_data); diff --git a/drivers/net/wireless/admtek/adm8211.c b/drivers/net/wireless/admtek/adm8211.c index 2fceea9f6550..e3fd48dd3909 100644 --- a/drivers/net/wireless/admtek/adm8211.c +++ b/drivers/net/wireless/admtek/adm8211.c @@ -1759,6 +1759,10 @@ static int adm8211_alloc_rings(struct ieee80211_hw *dev) } static const struct ieee80211_ops adm8211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = adm8211_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = adm8211_start, diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 43e0db78d42b..815f8f599f5d 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -1358,6 +1358,10 @@ static void ar5523_configure_filter(struct ieee80211_hw *hw, } static const struct ieee80211_ops ar5523_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .start = ar5523_start, .stop = ar5523_stop, .tx = ar5523_tx, @@ -1803,5 +1807,6 @@ static struct usb_driver ar5523_driver = { module_usb_driver(ar5523_driver); +MODULE_DESCRIPTION("Atheros AR5523 wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_FIRMWARE(AR5523_FIRMWARE_FILE); diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 0032f8aa892f..9ce6f49ab261 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -3,7 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -3613,7 +3613,7 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, default: ath10k_err(ar, "unsupported core hardware revision %d\n", hw_rev); - ret = -ENOTSUPP; + ret = -EOPNOTSUPP; goto err_free_mac; } diff --git a/drivers/net/wireless/ath/ath10k/coredump.h b/drivers/net/wireless/ath/ath10k/coredump.h index e5ef0352e319..8d274e0f374b 100644 --- a/drivers/net/wireless/ath/ath10k/coredump.h +++ b/drivers/net/wireless/ath/ath10k/coredump.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: ISC */ /* * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef _COREDUMP_H_ @@ -13,7 +13,11 @@ /** * enum ath10k_fw_crash_dump_type - types of data in the dump file - * @ATH10K_FW_CRASH_DUMP_REGDUMP: Register crash dump in binary format + * @ATH10K_FW_CRASH_DUMP_REGISTERS: Register crash dump in binary format + * @ATH10K_FW_CRASH_DUMP_CE_DATA: Copy Engine crash dump data + * @ATH10K_FW_CRASH_DUMP_RAM_DATA: RAM crash dump data, contains multiple + * struct ath10k_dump_ram_data_hdr + * @ATH10K_FW_CRASH_DUMP_MAX: Maximum enumeration */ enum ath10k_fw_crash_dump_type { ATH10K_FW_CRASH_DUMP_REGISTERS = 0, diff --git a/drivers/net/wireless/ath/ath10k/htt.c b/drivers/net/wireless/ath/ath10k/htt.c index 907e1e13871a..dbaf262cd7c1 100644 --- a/drivers/net/wireless/ath/ath10k/htt.c +++ b/drivers/net/wireless/ath/ath10k/htt.c @@ -2,6 +2,7 @@ /* * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/slab.h> @@ -381,7 +382,7 @@ static int ath10k_htt_verify_version(struct ath10k_htt *htt) htt->target_version_major != 3) { ath10k_err(ar, "unsupported htt major version %d. supported versions are 2 and 3\n", htt->target_version_major); - return -ENOTSUPP; + return -EOPNOTSUPP; } return 0; diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 4a9270e2a4c8..603f6de62b0a 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -3,7 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018, The Linux Foundation. All rights reserved. - * Copyright (c) 2021, 2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021, 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef _HTT_H_ @@ -906,7 +906,7 @@ struct htt_data_tx_completion_ext { __le16 msdus_rssi[]; } __packed; -/** +/* * @brief target -> host TX completion indication message definition * * @details @@ -1474,15 +1474,19 @@ enum htt_q_depth_type { #define HTT_TX_Q_STATE_ENTRY_MULTIPLIER 0 /** - * htt_q_state_conf - part of htt_frag_desc_bank_cfg for host q state config + * struct htt_q_state_conf - part of htt_frag_desc_bank_cfg for host q state config * * Defines host q state format and behavior. See htt_q_state. * + * @paddr: Queue physical address + * @num_peers: Number of supported peers + * @num_tids: Number of supported TIDs * @record_size: Defines the size of each host q entry in bytes. In practice * however firmware (at least 10.4.3-00191) ignores this host * configuration value and uses hardcoded value of 1. * @record_multiplier: This is valid only when q depth type is MSDUs. It * defines the exponent for the power of 2 multiplication. + * @pad: struct padding for 32-bit alignment */ struct htt_q_state_conf { __le32 paddr; @@ -1518,7 +1522,7 @@ struct htt_frag_desc_bank_cfg64 { #define HTT_TX_Q_STATE_ENTRY_EXP_LSB 6 /** - * htt_q_state - shared between host and firmware via DMA + * struct htt_q_state - shared between host and firmware via DMA * * This structure is used for the host to expose it's software queue state to * firmware so that its rate control can schedule fetch requests for optimized diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 090bcf148d0c..e322b528baaf 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3,7 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "mac.h" @@ -2034,8 +2034,8 @@ static void ath10k_mac_vif_ap_csa_count_down(struct ath10k_vif *arvif) if (!arvif->is_up) return; - if (!ieee80211_beacon_cntdwn_is_complete(vif)) { - ieee80211_beacon_update_cntdwn(vif); + if (!ieee80211_beacon_cntdwn_is_complete(vif, 0)) { + ieee80211_beacon_update_cntdwn(vif, 0); ret = ath10k_mac_setup_bcn_tmpl(arvif); if (ret) @@ -2047,7 +2047,7 @@ static void ath10k_mac_vif_ap_csa_count_down(struct ath10k_vif *arvif) ath10k_warn(ar, "failed to update prb tmpl during csa: %d\n", ret); } else { - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); } } @@ -4056,7 +4056,7 @@ static int ath10k_mac_tx(struct ath10k *ar, !(skb_cb->flags & ATH10K_SKB_F_RAW_TX)) { WARN_ON_ONCE(1); ieee80211_free_txskb(hw, skb); - return -ENOTSUPP; + return -EOPNOTSUPP; } } @@ -7065,7 +7065,7 @@ static int ath10k_mac_set_tid_config(struct ath10k *ar, struct ieee80211_sta *st if (sta) { if (!sta->wme) - return -ENOTSUPP; + return -EOPNOTSUPP; arsta = (struct ath10k_sta *)sta->drv_priv; diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 3de2de6d44bc..5c34b156b4ff 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -2,7 +2,7 @@ /* * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/pci.h> @@ -889,7 +889,7 @@ static u32 ath10k_pci_targ_cpu_to_ce_addr(struct ath10k *ar, u32 addr) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); if (WARN_ON_ONCE(!ar_pci->targ_cpu_to_ce_addr)) - return -ENOTSUPP; + return -EOPNOTSUPP; return ar_pci->targ_cpu_to_ce_addr(ar, addr); } @@ -2668,7 +2668,7 @@ static int ath10k_pci_safe_chip_reset(struct ath10k *ar) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); if (!ar_pci->pci_soft_reset) - return -ENOTSUPP; + return -EOPNOTSUPP; return ar_pci->pci_soft_reset(ar); } @@ -2808,7 +2808,7 @@ static int ath10k_pci_chip_reset(struct ath10k *ar) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); if (WARN_ON(!ar_pci->pci_hard_reset)) - return -ENOTSUPP; + return -EOPNOTSUPP; return ar_pci->pci_hard_reset(ar); } @@ -3594,7 +3594,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, break; default: WARN_ON(1); - return -ENOTSUPP; + return -EOPNOTSUPP; } ar = ath10k_core_create(sizeof(*ar_pci), &pdev->dev, ATH10K_BUS_PCI, diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 6b6aa3c36744..aed97fd121ba 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -3,6 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "core.h" #include "debug.h" @@ -851,6 +852,10 @@ ath10k_wmi_tlv_op_pull_mgmt_tx_compl_ev(struct ath10k *ar, struct sk_buff *skb, } ev = tb[WMI_TLV_TAG_STRUCT_MGMT_TX_COMPL_EVENT]; + if (!ev) { + kfree(tb); + return -EPROTO; + } arg->desc_id = ev->desc_id; arg->status = ev->status; @@ -1347,7 +1352,7 @@ static int ath10k_wmi_tlv_op_pull_svc_rdy_ev(struct ath10k *ar, __le32_to_cpu(ev->abi.abi_ver_ns1) != WMI_TLV_ABI_VER_NS1 || __le32_to_cpu(ev->abi.abi_ver_ns2) != WMI_TLV_ABI_VER_NS2 || __le32_to_cpu(ev->abi.abi_ver_ns3) != WMI_TLV_ABI_VER_NS3) { - return -ENOTSUPP; + return -EOPNOTSUPP; } arg->min_tx_power = ev->hw_min_tx_power; @@ -2119,9 +2124,9 @@ static int ath10k_wmi_tlv_op_get_vdev_subtype(struct ath10k *ar, case WMI_VDEV_SUBTYPE_MESH_11S: return WMI_TLV_VDEV_SUBTYPE_MESH_11S; case WMI_VDEV_SUBTYPE_MESH_NON_11S: - return -ENOTSUPP; + return -EOPNOTSUPP; } - return -ENOTSUPP; + return -EOPNOTSUPP; } static struct sk_buff * diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h index 83a8f07a687f..8a2f87d0a3a3 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -3,7 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. - * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef _WMI_TLV_H #define _WMI_TLV_H @@ -2343,7 +2343,7 @@ struct wmi_tlv_adaptive_qcs { } __packed; /** - * wmi_tlv_tx_pause_id - firmware tx queue pause reason types + * enum wmi_tlv_tx_pause_id - firmware tx queue pause reason types * * @WMI_TLV_TX_PAUSE_ID_MCC: used for by multi-channel firmware scheduler. * Only vdev_map is valid. diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 88befe92f95d..2e9661f4bea8 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -3,7 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/skbuff.h> @@ -3884,8 +3884,8 @@ void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) * actual channel switch is done */ if (arvif->vif->bss_conf.csa_active && - ieee80211_beacon_cntdwn_is_complete(arvif->vif)) { - ieee80211_csa_finish(arvif->vif); + ieee80211_beacon_cntdwn_is_complete(arvif->vif, 0)) { + ieee80211_csa_finish(arvif->vif, 0); continue; } @@ -6927,14 +6927,14 @@ void ath10k_wmi_put_start_scan_common(struct wmi_start_scan_common *cmn, } static void -ath10k_wmi_put_start_scan_tlvs(struct wmi_start_scan_tlvs *tlvs, +ath10k_wmi_put_start_scan_tlvs(u8 *tlvs, const struct wmi_start_scan_arg *arg) { struct wmi_ie_data *ie; struct wmi_chan_list *channels; struct wmi_ssid_list *ssids; struct wmi_bssid_list *bssids; - void *ptr = tlvs->tlvs; + void *ptr = tlvs; int i; if (arg->n_channels) { @@ -7012,7 +7012,7 @@ ath10k_wmi_op_gen_start_scan(struct ath10k *ar, cmd = (struct wmi_start_scan_cmd *)skb->data; ath10k_wmi_put_start_scan_common(&cmd->common, arg); - ath10k_wmi_put_start_scan_tlvs(&cmd->tlvs, arg); + ath10k_wmi_put_start_scan_tlvs(cmd->tlvs, arg); cmd->burst_duration_ms = __cpu_to_le32(0); @@ -7041,7 +7041,7 @@ ath10k_wmi_10x_op_gen_start_scan(struct ath10k *ar, cmd = (struct wmi_10x_start_scan_cmd *)skb->data; ath10k_wmi_put_start_scan_common(&cmd->common, arg); - ath10k_wmi_put_start_scan_tlvs(&cmd->tlvs, arg); + ath10k_wmi_put_start_scan_tlvs(cmd->tlvs, arg); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi 10x start scan\n"); return skb; @@ -8733,9 +8733,9 @@ int ath10k_wmi_op_get_vdev_subtype(struct ath10k *ar, return WMI_VDEV_SUBTYPE_LEGACY_PROXY_STA; case WMI_VDEV_SUBTYPE_MESH_11S: case WMI_VDEV_SUBTYPE_MESH_NON_11S: - return -ENOTSUPP; + return -EOPNOTSUPP; } - return -ENOTSUPP; + return -EOPNOTSUPP; } static int ath10k_wmi_10_2_4_op_get_vdev_subtype(struct ath10k *ar, @@ -8755,9 +8755,9 @@ static int ath10k_wmi_10_2_4_op_get_vdev_subtype(struct ath10k *ar, case WMI_VDEV_SUBTYPE_MESH_11S: return WMI_VDEV_SUBTYPE_10_2_4_MESH_11S; case WMI_VDEV_SUBTYPE_MESH_NON_11S: - return -ENOTSUPP; + return -EOPNOTSUPP; } - return -ENOTSUPP; + return -EOPNOTSUPP; } static int ath10k_wmi_10_4_op_get_vdev_subtype(struct ath10k *ar, @@ -8779,7 +8779,7 @@ static int ath10k_wmi_10_4_op_get_vdev_subtype(struct ath10k *ar, case WMI_VDEV_SUBTYPE_MESH_NON_11S: return WMI_VDEV_SUBTYPE_10_4_MESH_NON_11S; } - return -ENOTSUPP; + return -EOPNOTSUPP; } static struct sk_buff * @@ -8918,8 +8918,6 @@ ath10k_wmi_10_4_gen_tdls_peer_update(struct ath10k *ar, if (!skb) return ERR_PTR(-ENOMEM); - memset(skb->data, 0, sizeof(*cmd)); - cmd = (struct wmi_10_4_tdls_peer_update_cmd *)skb->data; cmd->vdev_id = __cpu_to_le32(arg->vdev_id); ether_addr_copy(cmd->peer_macaddr.addr, arg->addr); diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 9146df98fcee..2379501225a4 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -3,7 +3,7 @@ * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 Qualcomm Atheros, Inc. * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef _WMI_H_ @@ -3008,8 +3008,11 @@ enum wmi_coex_version { * @WMI_10_4_TDLS_UAPSD_SLEEP_STA: TDLS sleep sta support enable/disable * @WMI_10_4_TDLS_CONN_TRACKER_IN_HOST_MODE: TDLS connection tracker in host * enable/disable - * @WMI_10_4_TDLS_EXPLICIT_MODE_ONLY:Explicit TDLS mode enable/disable + * @WMI_10_4_TDLS_EXPLICIT_MODE_ONLY: Explicit TDLS mode enable/disable * @WMI_10_4_TX_DATA_ACK_RSSI: Enable DATA ACK RSSI if firmware is capable + * @WMI_10_4_EXT_PEER_TID_CONFIGS_SUPPORT: Firmware supports Extended Peer + * TID configuration for QoS related settings + * @WMI_10_4_REPORT_AIRTIME: Firmware supports transmit airtime reporting */ enum wmi_10_4_feature_mask { WMI_10_4_LTEU_SUPPORT = BIT(0), @@ -3069,7 +3072,10 @@ struct host_memory_chunk { struct wmi_host_mem_chunks { __le32 count; /* some fw revisions require at least 1 chunk regardless of count */ - struct host_memory_chunk items[1]; + union { + struct host_memory_chunk item; + DECLARE_FLEX_ARRAY(struct host_memory_chunk, items); + }; } __packed; struct wmi_init_cmd { @@ -3215,23 +3221,16 @@ struct wmi_start_scan_common { __le32 scan_ctrl_flags; } __packed; -struct wmi_start_scan_tlvs { - /* TLV parameters. These includes channel list, ssid list, bssid list, - * extra ies. - */ - u8 tlvs[0]; -} __packed; - struct wmi_start_scan_cmd { struct wmi_start_scan_common common; __le32 burst_duration_ms; - struct wmi_start_scan_tlvs tlvs; + u8 tlvs[]; } __packed; /* This is the definition from 10.X firmware branch */ struct wmi_10x_start_scan_cmd { struct wmi_start_scan_common common; - struct wmi_start_scan_tlvs tlvs; + u8 tlvs[]; } __packed; struct wmi_ssid_arg { @@ -4260,13 +4259,6 @@ struct wmi_peer_sta_ps_state_chg_event { __le32 peer_ps_state; } __packed; -struct wmi_pdev_chanlist_update_event { - /* number of channels */ - __le32 num_chan; - /* array of channels */ - struct wmi_channel channel_list[1]; -} __packed; - #define WMI_MAX_DEBUG_MESG (sizeof(u32) * 32) struct wmi_debug_mesg_event { @@ -5793,30 +5785,6 @@ struct wmi_bcn_prb_info { /* app IE */ } __packed; -struct wmi_bcn_tmpl_cmd { - /* unique id identifying the VDEV, generated by the caller */ - __le32 vdev_id; - /* TIM IE offset from the beginning of the template. */ - __le32 tim_ie_offset; - /* beacon probe capabilities and IEs */ - struct wmi_bcn_prb_info bcn_prb_info; - /* beacon buffer length */ - __le32 buf_len; - /* variable length data */ - u8 data[1]; -} __packed; - -struct wmi_prb_tmpl_cmd { - /* unique id identifying the VDEV, generated by the caller */ - __le32 vdev_id; - /* beacon probe capabilities and IEs */ - struct wmi_bcn_prb_info bcn_prb_info; - /* beacon buffer length */ - __le32 buf_len; - /* Variable length data */ - u8 data[1]; -} __packed; - enum wmi_sta_ps_mode { /* enable power save for the given STA VDEV */ WMI_STA_PS_MODE_DISABLED = 0, @@ -7197,7 +7165,13 @@ struct wmi_tdls_peer_capabilities { __le32 is_peer_responder; __le32 pref_offchan_num; __le32 pref_offchan_bw; - struct wmi_channel peer_chan_list[1]; + union { + /* to match legacy implementation allocate room for + * at least one record even if peer_chan_len is 0 + */ + struct wmi_channel peer_chan_min_allocation; + DECLARE_FLEX_ARRAY(struct wmi_channel, peer_chan_list); + }; } __packed; struct wmi_10_4_tdls_peer_update_cmd { diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index 0c6ecbb9a066..c78bce19bd75 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -122,6 +122,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tcl_ring_retry = true, .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, + .support_dual_stations = false, }, { .hw_rev = ATH11K_HW_IPQ6018_HW10, @@ -205,6 +206,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, .support_fw_mac_sequence = false, + .support_dual_stations = false, }, { .name = "qca6390 hw2.0", @@ -255,7 +257,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, - .num_vdevs = 16 + 1, + .num_vdevs = 2 + 1, .num_peers = 512, .supports_suspend = true, .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), @@ -290,6 +292,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, .support_fw_mac_sequence = true, + .support_dual_stations = true, }, { .name = "qcn9074 hw1.0", @@ -372,6 +375,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, .support_fw_mac_sequence = false, + .support_dual_stations = false, }, { .name = "wcn6855 hw2.0", @@ -422,7 +426,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, - .num_vdevs = 16 + 1, + .num_vdevs = 2 + 1, .num_peers = 512, .supports_suspend = true, .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855), @@ -457,6 +461,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, .support_fw_mac_sequence = true, + .support_dual_stations = true, }, { .name = "wcn6855 hw2.1", @@ -505,7 +510,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .coldboot_cal_ftm = false, .cbcal_restart_fw = false, .fw_mem_mode = 0, - .num_vdevs = 16 + 1, + .num_vdevs = 2 + 1, .num_peers = 512, .supports_suspend = true, .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855), @@ -540,6 +545,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, .support_fw_mac_sequence = true, + .support_dual_stations = true, }, { .name = "wcn6750 hw1.0", @@ -621,6 +627,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE_WCN6750, .smp2p_wow_exit = true, .support_fw_mac_sequence = true, + .support_dual_stations = false, }, { .hw_rev = ATH11K_HW_IPQ5018_HW10, @@ -702,6 +709,93 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .tx_ring_size = DP_TCL_DATA_RING_SIZE, .smp2p_wow_exit = false, .support_fw_mac_sequence = false, + .support_dual_stations = false, + }, + { + .name = "qca2066 hw2.1", + .hw_rev = ATH11K_HW_QCA2066_HW21, + .fw = { + .dir = "QCA2066/hw2.1", + .board_size = 256 * 1024, + .cal_offset = 128 * 1024, + }, + .max_radios = 3, + .bdf_addr = 0x4B0C0000, + .hw_ops = &wcn6855_ops, + .ring_mask = &ath11k_hw_ring_mask_qca6390, + .internal_sleep_clock = true, + .regs = &wcn6855_regs, + .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390, + .host_ce_config = ath11k_host_ce_config_qca6390, + .ce_count = 9, + .target_ce_config = ath11k_target_ce_config_wlan_qca6390, + .target_ce_count = 9, + .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390, + .svc_to_ce_map_len = 14, + .ce_ie_addr = &ath11k_ce_ie_addr_ipq8074, + .single_pdev_only = true, + .rxdma1_enable = false, + .num_rxmda_per_pdev = 2, + .rx_mac_buf_ring = true, + .vdev_start_delay = true, + .htt_peer_map_v2 = false, + + .spectral = { + .fft_sz = 0, + .fft_pad_sz = 0, + .summary_pad_sz = 0, + .fft_hdr_len = 0, + .max_fft_bins = 0, + .fragment_160mhz = false, + }, + + .interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP), + .supports_monitor = false, + .full_monitor_mode = false, + .supports_shadow_regs = true, + .idle_ps = true, + .supports_sta_ps = true, + .coldboot_cal_mm = false, + .coldboot_cal_ftm = false, + .cbcal_restart_fw = false, + .fw_mem_mode = 0, + .num_vdevs = 2 + 1, + .num_peers = 512, + .supports_suspend = true, + .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855), + .supports_regdb = true, + .fix_l1ss = false, + .credit_flow = true, + .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390, + .hal_params = &ath11k_hw_hal_params_qca6390, + .supports_dynamic_smps_6ghz = false, + .alloc_cacheable_memory = false, + .supports_rssi_stats = true, + .fw_wmi_diag_event = true, + .current_cc_support = true, + .dbr_debug_support = false, + .global_reset = true, + .bios_sar_capa = &ath11k_hw_sar_capa_wcn6855, + .m3_fw_support = true, + .fixed_bdf_addr = false, + .fixed_mem_region = false, + .static_window_map = false, + .hybrid_bus_type = false, + .fixed_fw_mem = false, + .support_off_channel_tx = true, + .supports_multi_bssid = true, + + .sram_dump = { + .start = 0x01400000, + .end = 0x0177ffff, + }, + + .tcl_ring_retry = true, + .tx_ring_size = DP_TCL_DATA_RING_SIZE, + .smp2p_wow_exit = false, + .support_fw_mac_sequence = true, + .support_dual_stations = true, }, }; @@ -1775,10 +1869,9 @@ static int ath11k_core_reconfigure_on_crash(struct ath11k_base *ab) mutex_lock(&ab->core_lock); ath11k_thermal_unregister(ab); - ath11k_hif_irq_disable(ab); ath11k_dp_pdev_free(ab); ath11k_spectral_deinit(ab); - ath11k_hif_stop(ab); + ath11k_ce_cleanup_pipes(ab); ath11k_wmi_detach(ab); ath11k_dp_pdev_reo_cleanup(ab); mutex_unlock(&ab->core_lock); @@ -2033,6 +2126,9 @@ static void ath11k_core_reset(struct work_struct *work) time_left = wait_for_completion_timeout(&ab->recovery_start, ATH11K_RECOVER_START_TIMEOUT_HZ); + ath11k_hif_irq_disable(ab); + ath11k_hif_ce_irq_disable(ab); + ath11k_hif_power_down(ab); ath11k_hif_power_up(ab); diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 02e160d831be..b3fb74a226fb 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -147,6 +147,7 @@ enum ath11k_hw_rev { ATH11K_HW_WCN6855_HW21, ATH11K_HW_WCN6750_HW10, ATH11K_HW_IPQ5018_HW10, + ATH11K_HW_QCA2066_HW21, }; enum ath11k_firmware_mode { @@ -314,6 +315,43 @@ struct ath11k_rekey_data { bool enable_offload; }; +/** + * struct ath11k_chan_power_info - TPE containing power info per channel chunk + * @chan_cfreq: channel center freq (MHz) + * e.g. + * channel 37/20 MHz, it is 6135 + * channel 37/40 MHz, it is 6125 + * channel 37/80 MHz, it is 6145 + * channel 37/160 MHz, it is 6185 + * @tx_power: transmit power (dBm) + */ +struct ath11k_chan_power_info { + u16 chan_cfreq; + s8 tx_power; +}; + +/** + * struct ath11k_reg_tpc_power_info - regulatory TPC power info + * @is_psd_power: is PSD power or not + * @eirp_power: Maximum EIRP power (dBm), valid only if power is PSD + * @ap_power_type: type of power (SP/LPI/VLP) + * @num_pwr_levels: number of power levels + * @reg_max: Array of maximum TX power (dBm) per PSD value + * @ap_constraint_power: AP constraint power (dBm) + * @tpe: TPE values processed from TPE IE + * @chan_power_info: power info to send to firmware + */ +struct ath11k_reg_tpc_power_info { + bool is_psd_power; + u8 eirp_power; + enum wmi_reg_6ghz_ap_type ap_power_type; + u8 num_pwr_levels; + u8 reg_max[IEEE80211_MAX_NUM_PWR_LEVEL]; + u8 ap_constraint_power; + s8 tpe[IEEE80211_MAX_NUM_PWR_LEVEL]; + struct ath11k_chan_power_info chan_power_info[IEEE80211_MAX_NUM_PWR_LEVEL]; +}; + struct ath11k_vif { u32 vdev_id; enum wmi_vdev_type vdev_type; @@ -368,6 +406,8 @@ struct ath11k_vif { struct ieee80211_chanctx_conf chanctx; struct ath11k_arp_ns_offload arp_ns_offload; struct ath11k_rekey_data rekey_data; + + struct ath11k_reg_tpc_power_info reg_tpc_info; }; struct ath11k_vif_iter { @@ -735,6 +775,7 @@ struct ath11k { /* protected by conf_mutex */ bool ps_state_enable; bool ps_timekeeper_enable; + s8 max_allowed_tx_power; }; struct ath11k_band_cap { @@ -918,6 +959,7 @@ struct ath11k_base { * This may or may not be used during the runtime */ struct ieee80211_regdomain *new_regd[MAX_RADIOS]; + struct cur_regulatory_info *reg_info_store; /* Current DFS Regulatory */ enum ath11k_dfs_region dfs_region; diff --git a/drivers/net/wireless/ath/ath11k/dp.c b/drivers/net/wireless/ath/ath11k/dp.c index 8975dc57ad77..1a62407e5a9f 100644 --- a/drivers/net/wireless/ath/ath11k/dp.c +++ b/drivers/net/wireless/ath/ath11k/dp.c @@ -104,11 +104,14 @@ void ath11k_dp_srng_cleanup(struct ath11k_base *ab, struct dp_srng *ring) if (!ring->vaddr_unaligned) return; - if (ring->cached) + if (ring->cached) { + dma_unmap_single(ab->dev, ring->paddr_unaligned, ring->size, + DMA_FROM_DEVICE); kfree(ring->vaddr_unaligned); - else + } else { dma_free_coherent(ab->dev, ring->size, ring->vaddr_unaligned, ring->paddr_unaligned); + } ring->vaddr_unaligned = NULL; } @@ -249,7 +252,18 @@ int ath11k_dp_srng_setup(struct ath11k_base *ab, struct dp_srng *ring, if (cached) { ring->vaddr_unaligned = kzalloc(ring->size, GFP_KERNEL); - ring->paddr_unaligned = virt_to_phys(ring->vaddr_unaligned); + if (!ring->vaddr_unaligned) + return -ENOMEM; + + ring->paddr_unaligned = dma_map_single(ab->dev, + ring->vaddr_unaligned, + ring->size, + DMA_FROM_DEVICE); + if (dma_mapping_error(ab->dev, ring->paddr_unaligned)) { + kfree(ring->vaddr_unaligned); + ring->vaddr_unaligned = NULL; + return -ENOMEM; + } } } diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.c b/drivers/net/wireless/ath/ath11k/dp_tx.c index c1072e66e3e8..272b1c35f98d 100644 --- a/drivers/net/wireless/ath/ath11k/dp_tx.c +++ b/drivers/net/wireless/ath/ath11k/dp_tx.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "core.h" @@ -103,7 +103,7 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif, if (unlikely(!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) && !ieee80211_is_data(hdr->frame_control))) - return -ENOTSUPP; + return -EOPNOTSUPP; pool_id = skb_get_queue_mapping(skb) & (ATH11K_HW_MAX_QUEUES - 1); @@ -1018,7 +1018,7 @@ int ath11k_dp_tx_htt_h2t_ver_req_msg(struct ath11k_base *ab) if (dp->htt_tgt_ver_major != HTT_TARGET_VERSION_MAJOR) { ath11k_err(ab, "unsupported htt major version %d supported version is %d\n", dp->htt_tgt_ver_major, HTT_TARGET_VERSION_MAJOR); - return -ENOTSUPP; + return -EOPNOTSUPP; } return 0; diff --git a/drivers/net/wireless/ath/ath11k/hal.c b/drivers/net/wireless/ath/ath11k/hal.c index c060c4b5c0cc..f3d04568c221 100644 --- a/drivers/net/wireless/ath/ath11k/hal.c +++ b/drivers/net/wireless/ath/ath11k/hal.c @@ -626,15 +626,30 @@ u32 *ath11k_hal_srng_dst_peek(struct ath11k_base *ab, struct hal_srng *srng) return NULL; } +static u32 *ath11k_hal_srng_dst_peek_with_dma(struct ath11k_base *ab, + struct hal_srng *srng, dma_addr_t *paddr) +{ + lockdep_assert_held(&srng->lock); + + if (srng->u.dst_ring.tp != srng->u.dst_ring.cached_hp) { + *paddr = srng->ring_base_paddr + + sizeof(*srng->ring_base_vaddr) * srng->u.dst_ring.tp; + return srng->ring_base_vaddr + srng->u.dst_ring.tp; + } + + return NULL; +} + static void ath11k_hal_srng_prefetch_desc(struct ath11k_base *ab, struct hal_srng *srng) { + dma_addr_t desc_paddr; u32 *desc; /* prefetch only if desc is available */ - desc = ath11k_hal_srng_dst_peek(ab, srng); + desc = ath11k_hal_srng_dst_peek_with_dma(ab, srng, &desc_paddr); if (likely(desc)) { - dma_sync_single_for_cpu(ab->dev, virt_to_phys(desc), + dma_sync_single_for_cpu(ab->dev, desc_paddr, (srng->entry_size * sizeof(u32)), DMA_FROM_DEVICE); prefetch(desc); diff --git a/drivers/net/wireless/ath/ath11k/hal.h b/drivers/net/wireless/ath/ath11k/hal.h index 80447f488954..65e8f244ebb9 100644 --- a/drivers/net/wireless/ath/ath11k/hal.h +++ b/drivers/net/wireless/ath/ath11k/hal.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH11K_HAL_H @@ -674,6 +674,7 @@ struct hal_srng_config { * @HAL_RX_BUF_RBM_SW1_BM: For Tx completion -- returned to host * @HAL_RX_BUF_RBM_SW2_BM: For Tx completion -- returned to host * @HAL_RX_BUF_RBM_SW3_BM: For Rx release -- returned to host + * @HAL_RX_BUF_RBM_SW4_BM: For Tx completion -- returned to host */ enum hal_rx_buf_return_buf_manager { diff --git a/drivers/net/wireless/ath/ath11k/hal_rx.c b/drivers/net/wireless/ath/ath11k/hal_rx.c index e758ee8e17c9..8f7dd43dc1bd 100644 --- a/drivers/net/wireless/ath/ath11k/hal_rx.c +++ b/drivers/net/wireless/ath/ath11k/hal_rx.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "debug.h" @@ -246,7 +246,7 @@ int ath11k_hal_reo_cmd_send(struct ath11k_base *ab, struct hal_srng *srng, case HAL_REO_CMD_UNBLOCK_CACHE: case HAL_REO_CMD_FLUSH_TIMEOUT_LIST: ath11k_warn(ab, "Unsupported reo command %d\n", type); - ret = -ENOTSUPP; + ret = -EOPNOTSUPP; break; default: ath11k_warn(ab, "Unknown reo command %d\n", type); diff --git a/drivers/net/wireless/ath/ath11k/hw.c b/drivers/net/wireless/ath/ath11k/hw.c index 77d8f9237680..caa6dc12a790 100644 --- a/drivers/net/wireless/ath/ath11k/hw.c +++ b/drivers/net/wireless/ath/ath11k/hw.c @@ -58,7 +58,7 @@ static void ath11k_hw_wcn6855_tx_mesh_enable(struct ath11k_base *ab, static void ath11k_init_wmi_config_qca6390(struct ath11k_base *ab, struct target_resource_config *config) { - config->num_vdevs = 4; + config->num_vdevs = ab->hw_params.num_vdevs; config->num_peers = 16; config->num_tids = 32; diff --git a/drivers/net/wireless/ath/ath11k/hw.h b/drivers/net/wireless/ath/ath11k/hw.h index 1b070747a5db..14ef4eb48f80 100644 --- a/drivers/net/wireless/ath/ath11k/hw.h +++ b/drivers/net/wireless/ath/ath11k/hw.h @@ -226,6 +226,7 @@ struct ath11k_hw_params { u32 tx_ring_size; bool smp2p_wow_exit; bool support_fw_mac_sequence; + bool support_dual_stations; }; struct ath11k_hw_ops { diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index b13525bbbb80..a6a37d67a50a 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <net/mac80211.h> @@ -255,9 +255,6 @@ static const u32 ath11k_smps_map[] = { [WLAN_HT_CAP_SM_PS_DISABLED] = WMI_PEER_SMPS_PS_NONE, }; -static int ath11k_start_vdev_delay(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); - enum nl80211_he_ru_alloc ath11k_mac_phy_he_ru_to_nl80211_he_ru_alloc(u16 ru_phy) { enum nl80211_he_ru_alloc ret; @@ -1580,7 +1577,7 @@ void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif) return; if (vif->bss_conf.color_change_active && - ieee80211_beacon_cntdwn_is_complete(vif)) { + ieee80211_beacon_cntdwn_is_complete(vif, 0)) { arvif->bcca_zero_sent = true; ieee80211_color_change_finish(vif); return; @@ -1589,7 +1586,7 @@ void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif) arvif->bcca_zero_sent = false; if (vif->bss_conf.color_change_active) - ieee80211_beacon_update_cntdwn(vif); + ieee80211_beacon_update_cntdwn(vif, 0); ath11k_mac_setup_bcn_tmpl(arvif); } @@ -2297,6 +2294,8 @@ static void ath11k_peer_assoc_h_he(struct ath11k *ar, mcs_160_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); mcs_80_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80); + /* Initialize rx_mcs_160 to 9 which is an invalid value */ + rx_mcs_160 = 9; if (support_160) { for (i = 7; i >= 0; i--) { u8 mcs_160 = (mcs_160_map >> (2 * i)) & 3; @@ -2308,6 +2307,8 @@ static void ath11k_peer_assoc_h_he(struct ath11k *ar, } } + /* Initialize rx_mcs_80 to 9 which is an invalid value */ + rx_mcs_80 = 9; for (i = 7; i >= 0; i--) { u8 mcs_80 = (mcs_80_map >> (2 * i)) & 3; @@ -3026,7 +3027,14 @@ static void ath11k_bss_assoc(struct ieee80211_hw *hw, rcu_read_unlock(); + if (!ath11k_mac_vif_recalc_sta_he_txbf(ar, vif, &he_cap)) { + ath11k_warn(ar->ab, "failed to recalc he txbf for vdev %i on bss %pM\n", + arvif->vdev_id, bss_conf->bssid); + return; + } + peer_arg.is_assoc = true; + ret = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg); if (ret) { ath11k_warn(ar->ab, "failed to run peer assoc for %pM vdev %i: %d\n", @@ -3049,12 +3057,6 @@ static void ath11k_bss_assoc(struct ieee80211_hw *hw, return; } - if (!ath11k_mac_vif_recalc_sta_he_txbf(ar, vif, &he_cap)) { - ath11k_warn(ar->ab, "failed to recalc he txbf for vdev %i on bss %pM\n", - arvif->vdev_id, bss_conf->bssid); - return; - } - WARN_ON(arvif->is_up); arvif->aid = vif->cfg.aid; @@ -3397,6 +3399,18 @@ static int ath11k_mac_config_obss_pd(struct ath11k *ar, return 0; } +static bool ath11k_mac_supports_station_tpc(struct ath11k *ar, + struct ath11k_vif *arvif, + const struct cfg80211_chan_def *chandef) +{ + return ath11k_wmi_supports_6ghz_cc_ext(ar) && + test_bit(WMI_TLV_SERVICE_EXT_TPC_REG_SUPPORT, ar->ab->wmi_ab.svc_map) && + arvif->vdev_type == WMI_VDEV_TYPE_STA && + arvif->vdev_subtype == WMI_VDEV_SUBTYPE_NONE && + chandef->chan && + chandef->chan->band == NL80211_BAND_6GHZ; +} + static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, @@ -3596,7 +3610,6 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_TXPOWER) { ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "vdev_id %i txpower %d\n", arvif->vdev_id, info->txpower); - arvif->txpower = info->txpower; ath11k_mac_txpower_recalc(ar); } @@ -4000,7 +4013,7 @@ static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw, req->ssids[i].ssid_len); } } else { - arg->scan_flags |= WMI_SCAN_FLAG_PASSIVE; + arg->scan_f_passive = 1; } if (req->n_channels) { @@ -4906,100 +4919,6 @@ static void ath11k_mac_dec_num_stations(struct ath11k_vif *arvif, ar->num_stations--; } -static int ath11k_mac_station_add(struct ath11k *ar, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - struct ath11k_base *ab = ar->ab; - struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); - struct ath11k_sta *arsta = ath11k_sta_to_arsta(sta); - struct peer_create_params peer_param; - int ret; - - lockdep_assert_held(&ar->conf_mutex); - - ret = ath11k_mac_inc_num_stations(arvif, sta); - if (ret) { - ath11k_warn(ab, "refusing to associate station: too many connected already (%d)\n", - ar->max_num_stations); - goto exit; - } - - arsta->rx_stats = kzalloc(sizeof(*arsta->rx_stats), GFP_KERNEL); - if (!arsta->rx_stats) { - ret = -ENOMEM; - goto dec_num_station; - } - - peer_param.vdev_id = arvif->vdev_id; - peer_param.peer_addr = sta->addr; - peer_param.peer_type = WMI_PEER_TYPE_DEFAULT; - - ret = ath11k_peer_create(ar, arvif, sta, &peer_param); - if (ret) { - ath11k_warn(ab, "Failed to add peer: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); - goto free_rx_stats; - } - - ath11k_dbg(ab, ATH11K_DBG_MAC, "Added peer: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); - - if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) { - arsta->tx_stats = kzalloc(sizeof(*arsta->tx_stats), GFP_KERNEL); - if (!arsta->tx_stats) { - ret = -ENOMEM; - goto free_peer; - } - } - - if (ieee80211_vif_is_mesh(vif)) { - ath11k_dbg(ab, ATH11K_DBG_MAC, - "setting USE_4ADDR for mesh STA %pM\n", sta->addr); - ret = ath11k_wmi_set_peer_param(ar, sta->addr, - arvif->vdev_id, - WMI_PEER_USE_4ADDR, 1); - if (ret) { - ath11k_warn(ab, "failed to set mesh STA %pM 4addr capability: %d\n", - sta->addr, ret); - goto free_tx_stats; - } - } - - ret = ath11k_dp_peer_setup(ar, arvif->vdev_id, sta->addr); - if (ret) { - ath11k_warn(ab, "failed to setup dp for peer %pM on vdev %i (%d)\n", - sta->addr, arvif->vdev_id, ret); - goto free_tx_stats; - } - - if (ab->hw_params.vdev_start_delay && - !arvif->is_started && - arvif->vdev_type != WMI_VDEV_TYPE_AP) { - ret = ath11k_start_vdev_delay(ar->hw, vif); - if (ret) { - ath11k_warn(ab, "failed to delay vdev start: %d\n", ret); - goto free_tx_stats; - } - } - - ewma_avg_rssi_init(&arsta->avg_rssi); - return 0; - -free_tx_stats: - kfree(arsta->tx_stats); - arsta->tx_stats = NULL; -free_peer: - ath11k_peer_delete(ar, arvif->vdev_id, sta->addr); -free_rx_stats: - kfree(arsta->rx_stats); - arsta->rx_stats = NULL; -dec_num_station: - ath11k_mac_dec_num_stations(arvif, sta); -exit: - return ret; -} - static u32 ath11k_mac_ieee80211_sta_bw_to_wmi(struct ath11k *ar, struct ieee80211_sta *sta) { @@ -5028,140 +4947,6 @@ static u32 ath11k_mac_ieee80211_sta_bw_to_wmi(struct ath11k *ar, return bw; } -static int ath11k_mac_op_sta_state(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - enum ieee80211_sta_state old_state, - enum ieee80211_sta_state new_state) -{ - struct ath11k *ar = hw->priv; - struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); - struct ath11k_sta *arsta = ath11k_sta_to_arsta(sta); - struct ath11k_peer *peer; - int ret = 0; - - /* cancel must be done outside the mutex to avoid deadlock */ - if ((old_state == IEEE80211_STA_NONE && - new_state == IEEE80211_STA_NOTEXIST)) { - cancel_work_sync(&arsta->update_wk); - cancel_work_sync(&arsta->set_4addr_wk); - } - - mutex_lock(&ar->conf_mutex); - - if (old_state == IEEE80211_STA_NOTEXIST && - new_state == IEEE80211_STA_NONE) { - memset(arsta, 0, sizeof(*arsta)); - arsta->arvif = arvif; - arsta->peer_ps_state = WMI_PEER_PS_STATE_DISABLED; - INIT_WORK(&arsta->update_wk, ath11k_sta_rc_update_wk); - INIT_WORK(&arsta->set_4addr_wk, ath11k_sta_set_4addr_wk); - - ret = ath11k_mac_station_add(ar, vif, sta); - if (ret) - ath11k_warn(ar->ab, "Failed to add station: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); - } else if ((old_state == IEEE80211_STA_NONE && - new_state == IEEE80211_STA_NOTEXIST)) { - bool skip_peer_delete = ar->ab->hw_params.vdev_start_delay && - vif->type == NL80211_IFTYPE_STATION; - - ath11k_dp_peer_cleanup(ar, arvif->vdev_id, sta->addr); - - if (!skip_peer_delete) { - ret = ath11k_peer_delete(ar, arvif->vdev_id, sta->addr); - if (ret) - ath11k_warn(ar->ab, - "Failed to delete peer: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); - else - ath11k_dbg(ar->ab, - ATH11K_DBG_MAC, - "Removed peer: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); - } - - ath11k_mac_dec_num_stations(arvif, sta); - mutex_lock(&ar->ab->tbl_mtx_lock); - spin_lock_bh(&ar->ab->base_lock); - peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); - if (skip_peer_delete && peer) { - peer->sta = NULL; - } else if (peer && peer->sta == sta) { - ath11k_warn(ar->ab, "Found peer entry %pM n vdev %i after it was supposedly removed\n", - vif->addr, arvif->vdev_id); - ath11k_peer_rhash_delete(ar->ab, peer); - peer->sta = NULL; - list_del(&peer->list); - kfree(peer); - ar->num_peers--; - } - spin_unlock_bh(&ar->ab->base_lock); - mutex_unlock(&ar->ab->tbl_mtx_lock); - - kfree(arsta->tx_stats); - arsta->tx_stats = NULL; - - kfree(arsta->rx_stats); - arsta->rx_stats = NULL; - } else if (old_state == IEEE80211_STA_AUTH && - new_state == IEEE80211_STA_ASSOC && - (vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_MESH_POINT || - vif->type == NL80211_IFTYPE_ADHOC)) { - ret = ath11k_station_assoc(ar, vif, sta, false); - if (ret) - ath11k_warn(ar->ab, "Failed to associate station: %pM\n", - sta->addr); - - spin_lock_bh(&ar->data_lock); - /* Set arsta bw and prev bw */ - arsta->bw = ath11k_mac_ieee80211_sta_bw_to_wmi(ar, sta); - arsta->bw_prev = arsta->bw; - spin_unlock_bh(&ar->data_lock); - } else if (old_state == IEEE80211_STA_ASSOC && - new_state == IEEE80211_STA_AUTHORIZED) { - spin_lock_bh(&ar->ab->base_lock); - - peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); - if (peer) - peer->is_authorized = true; - - spin_unlock_bh(&ar->ab->base_lock); - - if (vif->type == NL80211_IFTYPE_STATION && arvif->is_up) { - ret = ath11k_wmi_set_peer_param(ar, sta->addr, - arvif->vdev_id, - WMI_PEER_AUTHORIZE, - 1); - if (ret) - ath11k_warn(ar->ab, "Unable to authorize peer %pM vdev %d: %d\n", - sta->addr, arvif->vdev_id, ret); - } - } else if (old_state == IEEE80211_STA_AUTHORIZED && - new_state == IEEE80211_STA_ASSOC) { - spin_lock_bh(&ar->ab->base_lock); - - peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); - if (peer) - peer->is_authorized = false; - - spin_unlock_bh(&ar->ab->base_lock); - } else if (old_state == IEEE80211_STA_ASSOC && - new_state == IEEE80211_STA_AUTH && - (vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_MESH_POINT || - vif->type == NL80211_IFTYPE_ADHOC)) { - ret = ath11k_station_disassoc(ar, vif, sta); - if (ret) - ath11k_warn(ar->ab, "Failed to disassociate station: %pM\n", - sta->addr); - } - - mutex_unlock(&ar->conf_mutex); - return ret; -} - static int ath11k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta) @@ -6940,6 +6725,14 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, ret); } + if (ath11k_wmi_supports_6ghz_cc_ext(ar)) { + struct cur_regulatory_info *reg_info; + + reg_info = &ab->reg_info_store[ar->pdev_idx]; + ath11k_dbg(ab, ATH11K_DBG_MAC, "interface added to change reg rules\n"); + ath11k_reg_handle_chan_list(ab, reg_info, IEEE80211_REG_LPI_AP); + } + mutex_unlock(&ar->conf_mutex); return 0; @@ -7266,6 +7059,15 @@ ath11k_mac_vdev_start_restart(struct ath11k_vif *arvif, return ret; } + /* TODO: For now we only set TPC power here. However when + * channel changes, say CSA, it should be updated again. + */ + if (ath11k_mac_supports_station_tpc(ar, arvif, chandef)) { + ath11k_mac_fill_reg_tpc_info(ar, arvif->vif, &arvif->chanctx); + ath11k_wmi_send_vdev_set_tpc_power(ar, arvif->vdev_id, + &arvif->reg_tpc_info); + } + if (!restart) ar->num_started_vdevs++; @@ -7542,8 +7344,8 @@ unlock: mutex_unlock(&ar->conf_mutex); } -static int ath11k_start_vdev_delay(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static int ath11k_mac_start_vdev_delay(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) { struct ath11k *ar = hw->priv; struct ath11k_base *ab = ar->ab; @@ -7589,6 +7391,501 @@ static int ath11k_start_vdev_delay(struct ieee80211_hw *hw, return 0; } +static int ath11k_mac_stop_vdev_early(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath11k *ar = hw->priv; + struct ath11k_base *ab = ar->ab; + struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); + int ret; + + if (WARN_ON(!arvif->is_started)) + return -EBUSY; + + ret = ath11k_mac_vdev_stop(arvif); + if (ret) { + ath11k_warn(ab, "failed to stop vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + arvif->is_started = false; + + /* TODO: Setup ps and cts/rts protection */ + return 0; +} + +static u8 ath11k_mac_get_tpe_count(u8 txpwr_intrprt, u8 txpwr_cnt) +{ + switch (txpwr_intrprt) { + /* Refer "Table 9-276-Meaning of Maximum Transmit Power Count subfield + * if the Maximum Transmit Power Interpretation subfield is 0 or 2" of + * "IEEE Std 802.11ax 2021". + */ + case IEEE80211_TPE_LOCAL_EIRP: + case IEEE80211_TPE_REG_CLIENT_EIRP: + txpwr_cnt = txpwr_cnt <= 3 ? txpwr_cnt : 3; + txpwr_cnt = txpwr_cnt + 1; + break; + /* Refer "Table 9-277-Meaning of Maximum Transmit Power Count subfield + * if Maximum Transmit Power Interpretation subfield is 1 or 3" of + * "IEEE Std 802.11ax 2021". + */ + case IEEE80211_TPE_LOCAL_EIRP_PSD: + case IEEE80211_TPE_REG_CLIENT_EIRP_PSD: + txpwr_cnt = txpwr_cnt <= 4 ? txpwr_cnt : 4; + txpwr_cnt = txpwr_cnt ? (BIT(txpwr_cnt - 1)) : 1; + break; + } + + return txpwr_cnt; +} + +static u8 ath11k_mac_get_num_pwr_levels(struct cfg80211_chan_def *chan_def) +{ + if (chan_def->chan->flags & IEEE80211_CHAN_PSD) { + switch (chan_def->width) { + case NL80211_CHAN_WIDTH_20: + return 1; + case NL80211_CHAN_WIDTH_40: + return 2; + case NL80211_CHAN_WIDTH_80: + return 4; + case NL80211_CHAN_WIDTH_80P80: + case NL80211_CHAN_WIDTH_160: + return 8; + default: + return 1; + } + } else { + switch (chan_def->width) { + case NL80211_CHAN_WIDTH_20: + return 1; + case NL80211_CHAN_WIDTH_40: + return 2; + case NL80211_CHAN_WIDTH_80: + return 3; + case NL80211_CHAN_WIDTH_80P80: + case NL80211_CHAN_WIDTH_160: + return 4; + default: + return 1; + } + } +} + +static u16 ath11k_mac_get_6ghz_start_frequency(struct cfg80211_chan_def *chan_def) +{ + u16 diff_seq; + + /* It is to get the lowest channel number's center frequency of the chan. + * For example, + * bandwidth=40 MHz, center frequency is 5965, lowest channel is 1 + * with center frequency 5955, its diff is 5965 - 5955 = 10. + * bandwidth=80 MHz, center frequency is 5985, lowest channel is 1 + * with center frequency 5955, its diff is 5985 - 5955 = 30. + * bandwidth=160 MHz, center frequency is 6025, lowest channel is 1 + * with center frequency 5955, its diff is 6025 - 5955 = 70. + */ + switch (chan_def->width) { + case NL80211_CHAN_WIDTH_160: + diff_seq = 70; + break; + case NL80211_CHAN_WIDTH_80: + case NL80211_CHAN_WIDTH_80P80: + diff_seq = 30; + break; + case NL80211_CHAN_WIDTH_40: + diff_seq = 10; + break; + default: + diff_seq = 0; + } + + return chan_def->center_freq1 - diff_seq; +} + +static u16 ath11k_mac_get_seg_freq(struct cfg80211_chan_def *chan_def, + u16 start_seq, u8 seq) +{ + u16 seg_seq; + + /* It is to get the center frequency of the specific bandwidth. + * start_seq means the lowest channel number's center frequency. + * seq 0/1/2/3 means 20 MHz/40 MHz/80 MHz/160 MHz&80P80. + * For example, + * lowest channel is 1, its center frequency 5955, + * center frequency is 5955 when bandwidth=20 MHz, its diff is 5955 - 5955 = 0. + * lowest channel is 1, its center frequency 5955, + * center frequency is 5965 when bandwidth=40 MHz, its diff is 5965 - 5955 = 10. + * lowest channel is 1, its center frequency 5955, + * center frequency is 5985 when bandwidth=80 MHz, its diff is 5985 - 5955 = 30. + * lowest channel is 1, its center frequency 5955, + * center frequency is 6025 when bandwidth=160 MHz, its diff is 6025 - 5955 = 70. + */ + if (chan_def->width == NL80211_CHAN_WIDTH_80P80 && seq == 3) + return chan_def->center_freq2; + + seg_seq = 10 * (BIT(seq) - 1); + return seg_seq + start_seq; +} + +static void ath11k_mac_get_psd_channel(struct ath11k *ar, + u16 step_freq, + u16 *start_freq, + u16 *center_freq, + u8 i, + struct ieee80211_channel **temp_chan, + s8 *tx_power) +{ + /* It is to get the center frequency for each 20 MHz. + * For example, if the chan is 160 MHz and center frequency is 6025, + * then it include 8 channels, they are 1/5/9/13/17/21/25/29, + * channel number 1's center frequency is 5955, it is parameter start_freq. + * parameter i is the step of the 8 channels. i is 0~7 for the 8 channels. + * the channel 1/5/9/13/17/21/25/29 maps i=0/1/2/3/4/5/6/7, + * and maps its center frequency is 5955/5975/5995/6015/6035/6055/6075/6095, + * the gap is 20 for each channel, parameter step_freq means the gap. + * after get the center frequency of each channel, it is easy to find the + * struct ieee80211_channel of it and get the max_reg_power. + */ + *center_freq = *start_freq + i * step_freq; + *temp_chan = ieee80211_get_channel(ar->hw->wiphy, *center_freq); + *tx_power = (*temp_chan)->max_reg_power; +} + +static void ath11k_mac_get_eirp_power(struct ath11k *ar, + u16 *start_freq, + u16 *center_freq, + u8 i, + struct ieee80211_channel **temp_chan, + struct cfg80211_chan_def *def, + s8 *tx_power) +{ + /* It is to get the center frequency for 20 MHz/40 MHz/80 MHz/ + * 160 MHz&80P80 bandwidth, and then plus 10 to the center frequency, + * it is the center frequency of a channel number. + * For example, when configured channel number is 1. + * center frequency is 5965 when bandwidth=40 MHz, after plus 10, it is 5975, + * then it is channel number 5. + * center frequency is 5985 when bandwidth=80 MHz, after plus 10, it is 5995, + * then it is channel number 9. + * center frequency is 6025 when bandwidth=160 MHz, after plus 10, it is 6035, + * then it is channel number 17. + * after get the center frequency of each channel, it is easy to find the + * struct ieee80211_channel of it and get the max_reg_power. + */ + *center_freq = ath11k_mac_get_seg_freq(def, *start_freq, i); + + /* For the 20 MHz, its center frequency is same with same channel */ + if (i != 0) + *center_freq += 10; + + *temp_chan = ieee80211_get_channel(ar->hw->wiphy, *center_freq); + *tx_power = (*temp_chan)->max_reg_power; +} + +void ath11k_mac_fill_reg_tpc_info(struct ath11k *ar, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + struct ath11k_base *ab = ar->ab; + struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; + struct ath11k_reg_tpc_power_info *reg_tpc_info = &arvif->reg_tpc_info; + struct ieee80211_channel *chan, *temp_chan; + u8 pwr_lvl_idx, num_pwr_levels, pwr_reduction; + bool is_psd_power = false, is_tpe_present = false; + s8 max_tx_power[IEEE80211_MAX_NUM_PWR_LEVEL], + psd_power, tx_power; + s8 eirp_power = 0; + u16 start_freq, center_freq; + + chan = ctx->def.chan; + start_freq = ath11k_mac_get_6ghz_start_frequency(&ctx->def); + pwr_reduction = bss_conf->pwr_reduction; + + if (arvif->reg_tpc_info.num_pwr_levels) { + is_tpe_present = true; + num_pwr_levels = arvif->reg_tpc_info.num_pwr_levels; + } else { + num_pwr_levels = ath11k_mac_get_num_pwr_levels(&ctx->def); + } + + for (pwr_lvl_idx = 0; pwr_lvl_idx < num_pwr_levels; pwr_lvl_idx++) { + /* STA received TPE IE*/ + if (is_tpe_present) { + /* local power is PSD power*/ + if (chan->flags & IEEE80211_CHAN_PSD) { + /* Connecting AP is psd power */ + if (reg_tpc_info->is_psd_power) { + is_psd_power = true; + ath11k_mac_get_psd_channel(ar, 20, + &start_freq, + ¢er_freq, + pwr_lvl_idx, + &temp_chan, + &tx_power); + psd_power = temp_chan->psd; + eirp_power = tx_power; + max_tx_power[pwr_lvl_idx] = + min_t(s8, + psd_power, + reg_tpc_info->tpe[pwr_lvl_idx]); + /* Connecting AP is not psd power */ + } else { + ath11k_mac_get_eirp_power(ar, + &start_freq, + ¢er_freq, + pwr_lvl_idx, + &temp_chan, + &ctx->def, + &tx_power); + psd_power = temp_chan->psd; + /* convert psd power to EIRP power based + * on channel width + */ + tx_power = + min_t(s8, tx_power, + psd_power + 13 + pwr_lvl_idx * 3); + max_tx_power[pwr_lvl_idx] = + min_t(s8, + tx_power, + reg_tpc_info->tpe[pwr_lvl_idx]); + } + /* local power is not PSD power */ + } else { + /* Connecting AP is psd power */ + if (reg_tpc_info->is_psd_power) { + is_psd_power = true; + ath11k_mac_get_psd_channel(ar, 20, + &start_freq, + ¢er_freq, + pwr_lvl_idx, + &temp_chan, + &tx_power); + eirp_power = tx_power; + max_tx_power[pwr_lvl_idx] = + reg_tpc_info->tpe[pwr_lvl_idx]; + /* Connecting AP is not psd power */ + } else { + ath11k_mac_get_eirp_power(ar, + &start_freq, + ¢er_freq, + pwr_lvl_idx, + &temp_chan, + &ctx->def, + &tx_power); + max_tx_power[pwr_lvl_idx] = + min_t(s8, + tx_power, + reg_tpc_info->tpe[pwr_lvl_idx]); + } + } + /* STA not received TPE IE */ + } else { + /* local power is PSD power*/ + if (chan->flags & IEEE80211_CHAN_PSD) { + is_psd_power = true; + ath11k_mac_get_psd_channel(ar, 20, + &start_freq, + ¢er_freq, + pwr_lvl_idx, + &temp_chan, + &tx_power); + psd_power = temp_chan->psd; + eirp_power = tx_power; + max_tx_power[pwr_lvl_idx] = psd_power; + } else { + ath11k_mac_get_eirp_power(ar, + &start_freq, + ¢er_freq, + pwr_lvl_idx, + &temp_chan, + &ctx->def, + &tx_power); + max_tx_power[pwr_lvl_idx] = tx_power; + } + } + + if (is_psd_power) { + /* If AP local power constraint is present */ + if (pwr_reduction) + eirp_power = eirp_power - pwr_reduction; + + /* If firmware updated max tx power is non zero, then take + * the min of firmware updated ap tx power + * and max power derived from above mentioned parameters. + */ + ath11k_dbg(ab, ATH11K_DBG_MAC, + "eirp power : %d firmware report power : %d\n", + eirp_power, ar->max_allowed_tx_power); + /* Firmware reports lower max_allowed_tx_power during vdev + * start response. In case of 6 GHz, firmware is not aware + * of EIRP power unless driver sets EIRP power through WMI + * TPC command. So radio which does not support idle power + * save can set maximum calculated EIRP power directly to + * firmware through TPC command without min comparison with + * vdev start response's max_allowed_tx_power. + */ + if (ar->max_allowed_tx_power && ab->hw_params.idle_ps) + eirp_power = min_t(s8, + eirp_power, + ar->max_allowed_tx_power); + } else { + /* If AP local power constraint is present */ + if (pwr_reduction) + max_tx_power[pwr_lvl_idx] = + max_tx_power[pwr_lvl_idx] - pwr_reduction; + /* If firmware updated max tx power is non zero, then take + * the min of firmware updated ap tx power + * and max power derived from above mentioned parameters. + */ + if (ar->max_allowed_tx_power && ab->hw_params.idle_ps) + max_tx_power[pwr_lvl_idx] = + min_t(s8, + max_tx_power[pwr_lvl_idx], + ar->max_allowed_tx_power); + } + reg_tpc_info->chan_power_info[pwr_lvl_idx].chan_cfreq = center_freq; + reg_tpc_info->chan_power_info[pwr_lvl_idx].tx_power = + max_tx_power[pwr_lvl_idx]; + } + + reg_tpc_info->num_pwr_levels = num_pwr_levels; + reg_tpc_info->is_psd_power = is_psd_power; + reg_tpc_info->eirp_power = eirp_power; + reg_tpc_info->ap_power_type = + ath11k_reg_ap_pwr_convert(vif->bss_conf.power_type); +} + +static void ath11k_mac_parse_tx_pwr_env(struct ath11k *ar, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + struct ath11k_base *ab = ar->ab; + struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; + struct ieee80211_tx_pwr_env *single_tpe; + enum wmi_reg_6ghz_client_type client_type; + struct cur_regulatory_info *reg_info; + int i; + u8 pwr_count, pwr_interpret, pwr_category; + u8 psd_index = 0, non_psd_index = 0, local_tpe_count = 0, reg_tpe_count = 0; + bool use_local_tpe, non_psd_set = false, psd_set = false; + + reg_info = &ab->reg_info_store[ar->pdev_idx]; + client_type = reg_info->client_type; + + for (i = 0; i < bss_conf->tx_pwr_env_num; i++) { + single_tpe = &bss_conf->tx_pwr_env[i]; + pwr_category = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_CATEGORY); + pwr_interpret = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_INTERPRET); + + if (pwr_category == client_type) { + if (pwr_interpret == IEEE80211_TPE_LOCAL_EIRP || + pwr_interpret == IEEE80211_TPE_LOCAL_EIRP_PSD) + local_tpe_count++; + else if (pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP || + pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP_PSD) + reg_tpe_count++; + } + } + + if (!reg_tpe_count && !local_tpe_count) { + ath11k_warn(ab, + "no transmit power envelope match client power type %d\n", + client_type); + return; + } else if (!reg_tpe_count) { + use_local_tpe = true; + } else { + use_local_tpe = false; + } + + for (i = 0; i < bss_conf->tx_pwr_env_num; i++) { + single_tpe = &bss_conf->tx_pwr_env[i]; + pwr_category = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_CATEGORY); + pwr_interpret = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_INTERPRET); + + if (pwr_category != client_type) + continue; + + /* get local transmit power envelope */ + if (use_local_tpe) { + if (pwr_interpret == IEEE80211_TPE_LOCAL_EIRP) { + non_psd_index = i; + non_psd_set = true; + } else if (pwr_interpret == IEEE80211_TPE_LOCAL_EIRP_PSD) { + psd_index = i; + psd_set = true; + } + /* get regulatory transmit power envelope */ + } else { + if (pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP) { + non_psd_index = i; + non_psd_set = true; + } else if (pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP_PSD) { + psd_index = i; + psd_set = true; + } + } + } + + if (non_psd_set && !psd_set) { + single_tpe = &bss_conf->tx_pwr_env[non_psd_index]; + pwr_count = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_COUNT); + pwr_interpret = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_INTERPRET); + arvif->reg_tpc_info.is_psd_power = false; + arvif->reg_tpc_info.eirp_power = 0; + + arvif->reg_tpc_info.num_pwr_levels = + ath11k_mac_get_tpe_count(pwr_interpret, pwr_count); + + for (i = 0; i < arvif->reg_tpc_info.num_pwr_levels; i++) { + ath11k_dbg(ab, ATH11K_DBG_MAC, + "non PSD power[%d] : %d\n", + i, single_tpe->tx_power[i]); + arvif->reg_tpc_info.tpe[i] = single_tpe->tx_power[i] / 2; + } + } + + if (psd_set) { + single_tpe = &bss_conf->tx_pwr_env[psd_index]; + pwr_count = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_COUNT); + pwr_interpret = u8_get_bits(single_tpe->tx_power_info, + IEEE80211_TX_PWR_ENV_INFO_INTERPRET); + arvif->reg_tpc_info.is_psd_power = true; + + if (pwr_count == 0) { + ath11k_dbg(ab, ATH11K_DBG_MAC, + "TPE PSD power : %d\n", single_tpe->tx_power[0]); + arvif->reg_tpc_info.num_pwr_levels = + ath11k_mac_get_num_pwr_levels(&ctx->def); + + for (i = 0; i < arvif->reg_tpc_info.num_pwr_levels; i++) + arvif->reg_tpc_info.tpe[i] = single_tpe->tx_power[0] / 2; + } else { + arvif->reg_tpc_info.num_pwr_levels = + ath11k_mac_get_tpe_count(pwr_interpret, pwr_count); + + for (i = 0; i < arvif->reg_tpc_info.num_pwr_levels; i++) { + ath11k_dbg(ab, ATH11K_DBG_MAC, + "TPE PSD power[%d] : %d\n", + i, single_tpe->tx_power[i]); + arvif->reg_tpc_info.tpe[i] = single_tpe->tx_power[i] / 2; + } + } + } +} + static int ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -7599,7 +7896,8 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ath11k_base *ab = ar->ab; struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); int ret; - struct peer_create_params param; + struct cur_regulatory_info *reg_info; + enum ieee80211_ap_reg_power power_type; mutex_lock(&ar->conf_mutex); @@ -7607,6 +7905,24 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, "chanctx assign ptr %p vdev_id %i\n", ctx, arvif->vdev_id); + if (ath11k_wmi_supports_6ghz_cc_ext(ar) && + ctx->def.chan->band == NL80211_BAND_6GHZ && + arvif->vdev_type == WMI_VDEV_TYPE_STA) { + reg_info = &ab->reg_info_store[ar->pdev_idx]; + power_type = vif->bss_conf.power_type; + + ath11k_dbg(ab, ATH11K_DBG_MAC, "chanctx power type %d\n", power_type); + + if (power_type == IEEE80211_REG_UNSET_AP) { + ret = -EINVAL; + goto out; + } + + ath11k_reg_handle_chan_list(ab, reg_info, power_type); + arvif->chanctx = *ctx; + ath11k_mac_parse_tx_pwr_env(ar, vif, ctx); + } + /* for QCA6390 bss peer must be created before vdev_start */ if (ab->hw_params.vdev_start_delay && arvif->vdev_type != WMI_VDEV_TYPE_AP && @@ -7622,21 +7938,6 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, goto out; } - if (ab->hw_params.vdev_start_delay && - arvif->vdev_type != WMI_VDEV_TYPE_AP && - arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) { - param.vdev_id = arvif->vdev_id; - param.peer_type = WMI_PEER_TYPE_DEFAULT; - param.peer_addr = ar->mac_addr; - - ret = ath11k_peer_create(ar, arvif, NULL, ¶m); - if (ret) { - ath11k_warn(ab, "failed to create peer after vdev start delay: %d", - ret); - goto out; - } - } - if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { ret = ath11k_mac_monitor_start(ar); if (ret) { @@ -7649,15 +7950,17 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, goto out; } - ret = ath11k_mac_vdev_start(arvif, ctx); - if (ret) { - ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n", - arvif->vdev_id, vif->addr, - ctx->def.chan->center_freq, ret); - goto out; - } + if (!arvif->is_started) { + ret = ath11k_mac_vdev_start(arvif, ctx); + if (ret) { + ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n", + arvif->vdev_id, vif->addr, + ctx->def.chan->center_freq, ret); + goto out; + } - arvif->is_started = true; + arvif->is_started = true; + } if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags)) { @@ -7697,8 +8000,6 @@ ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, "chanctx unassign ptr %p vdev_id %i\n", ctx, arvif->vdev_id); - WARN_ON(!arvif->is_started); - if (ab->hw_params.vdev_start_delay && arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { spin_lock_bh(&ab->base_lock); @@ -7722,24 +8023,13 @@ ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, return; } - ret = ath11k_mac_vdev_stop(arvif); - if (ret) - ath11k_warn(ab, "failed to stop vdev %i: %d\n", - arvif->vdev_id, ret); - - arvif->is_started = false; - - if (ab->hw_params.vdev_start_delay && - arvif->vdev_type == WMI_VDEV_TYPE_STA) { - ret = ath11k_peer_delete(ar, arvif->vdev_id, arvif->bssid); + if (arvif->is_started) { + ret = ath11k_mac_vdev_stop(arvif); if (ret) - ath11k_warn(ar->ab, - "failed to delete peer %pM for vdev %d: %d\n", - arvif->bssid, arvif->vdev_id, ret); - else - ath11k_dbg(ar->ab, ATH11K_DBG_MAC, - "removed peer %pM vdev %d after vdev stop\n", - arvif->bssid, arvif->vdev_id); + ath11k_warn(ab, "failed to stop vdev %i: %d\n", + arvif->vdev_id, ret); + + arvif->is_started = false; } if (ab->hw_params.vdev_start_delay && @@ -8962,8 +9252,8 @@ static int ath11k_mac_op_remain_on_channel(struct ieee80211_hw *hw, arg->dwell_time_active = scan_time_msec; arg->dwell_time_passive = scan_time_msec; arg->max_scan_time = scan_time_msec; - arg->scan_flags |= WMI_SCAN_FLAG_PASSIVE; - arg->scan_flags |= WMI_SCAN_FILTER_PROBE_REQ; + arg->scan_f_passive = 1; + arg->scan_f_filter_prb_req = 1; arg->burst_duration = duration; ret = ath11k_start_scan(ar, arg); @@ -9097,6 +9387,252 @@ err_fallback: return 0; } +static int ath11k_mac_station_add(struct ath11k *ar, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct ath11k_base *ab = ar->ab; + struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); + struct ath11k_sta *arsta = ath11k_sta_to_arsta(sta); + struct peer_create_params peer_param; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath11k_mac_inc_num_stations(arvif, sta); + if (ret) { + ath11k_warn(ab, "refusing to associate station: too many connected already (%d)\n", + ar->max_num_stations); + goto exit; + } + + arsta->rx_stats = kzalloc(sizeof(*arsta->rx_stats), GFP_KERNEL); + if (!arsta->rx_stats) { + ret = -ENOMEM; + goto dec_num_station; + } + + peer_param.vdev_id = arvif->vdev_id; + peer_param.peer_addr = sta->addr; + peer_param.peer_type = WMI_PEER_TYPE_DEFAULT; + + ret = ath11k_peer_create(ar, arvif, sta, &peer_param); + if (ret) { + ath11k_warn(ab, "Failed to add peer: %pM for VDEV: %d\n", + sta->addr, arvif->vdev_id); + goto free_rx_stats; + } + + ath11k_dbg(ab, ATH11K_DBG_MAC, "Added peer: %pM for VDEV: %d\n", + sta->addr, arvif->vdev_id); + + if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) { + arsta->tx_stats = kzalloc(sizeof(*arsta->tx_stats), GFP_KERNEL); + if (!arsta->tx_stats) { + ret = -ENOMEM; + goto free_peer; + } + } + + if (ieee80211_vif_is_mesh(vif)) { + ath11k_dbg(ab, ATH11K_DBG_MAC, + "setting USE_4ADDR for mesh STA %pM\n", sta->addr); + ret = ath11k_wmi_set_peer_param(ar, sta->addr, + arvif->vdev_id, + WMI_PEER_USE_4ADDR, 1); + if (ret) { + ath11k_warn(ab, "failed to set mesh STA %pM 4addr capability: %d\n", + sta->addr, ret); + goto free_tx_stats; + } + } + + ret = ath11k_dp_peer_setup(ar, arvif->vdev_id, sta->addr); + if (ret) { + ath11k_warn(ab, "failed to setup dp for peer %pM on vdev %i (%d)\n", + sta->addr, arvif->vdev_id, ret); + goto free_tx_stats; + } + + if (ab->hw_params.vdev_start_delay && + !arvif->is_started && + arvif->vdev_type != WMI_VDEV_TYPE_AP) { + ret = ath11k_mac_start_vdev_delay(ar->hw, vif); + if (ret) { + ath11k_warn(ab, "failed to delay vdev start: %d\n", ret); + goto free_tx_stats; + } + } + + ewma_avg_rssi_init(&arsta->avg_rssi); + return 0; + +free_tx_stats: + kfree(arsta->tx_stats); + arsta->tx_stats = NULL; +free_peer: + ath11k_peer_delete(ar, arvif->vdev_id, sta->addr); +free_rx_stats: + kfree(arsta->rx_stats); + arsta->rx_stats = NULL; +dec_num_station: + ath11k_mac_dec_num_stations(arvif, sta); +exit: + return ret; +} + +static int ath11k_mac_station_remove(struct ath11k *ar, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct ath11k_base *ab = ar->ab; + struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); + struct ath11k_sta *arsta = ath11k_sta_to_arsta(sta); + int ret; + + if (ab->hw_params.vdev_start_delay && + arvif->is_started && + arvif->vdev_type != WMI_VDEV_TYPE_AP) { + ret = ath11k_mac_stop_vdev_early(ar->hw, vif); + if (ret) { + ath11k_warn(ab, "failed to do early vdev stop: %d\n", ret); + return ret; + } + } + + ath11k_dp_peer_cleanup(ar, arvif->vdev_id, sta->addr); + + ret = ath11k_peer_delete(ar, arvif->vdev_id, sta->addr); + if (ret) + ath11k_warn(ab, "Failed to delete peer: %pM for VDEV: %d\n", + sta->addr, arvif->vdev_id); + else + ath11k_dbg(ab, ATH11K_DBG_MAC, "Removed peer: %pM for VDEV: %d\n", + sta->addr, arvif->vdev_id); + + ath11k_mac_dec_num_stations(arvif, sta); + + kfree(arsta->tx_stats); + arsta->tx_stats = NULL; + + kfree(arsta->rx_stats); + arsta->rx_stats = NULL; + + return ret; +} + +static int ath11k_mac_op_sta_state(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct ath11k *ar = hw->priv; + struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); + struct ath11k_sta *arsta = ath11k_sta_to_arsta(sta); + struct ath11k_peer *peer; + int ret = 0; + + /* cancel must be done outside the mutex to avoid deadlock */ + if ((old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST)) { + cancel_work_sync(&arsta->update_wk); + cancel_work_sync(&arsta->set_4addr_wk); + } + + mutex_lock(&ar->conf_mutex); + + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) { + memset(arsta, 0, sizeof(*arsta)); + arsta->arvif = arvif; + arsta->peer_ps_state = WMI_PEER_PS_STATE_DISABLED; + INIT_WORK(&arsta->update_wk, ath11k_sta_rc_update_wk); + INIT_WORK(&arsta->set_4addr_wk, ath11k_sta_set_4addr_wk); + + ret = ath11k_mac_station_add(ar, vif, sta); + if (ret) + ath11k_warn(ar->ab, "Failed to add station: %pM for VDEV: %d\n", + sta->addr, arvif->vdev_id); + } else if ((old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST)) { + ret = ath11k_mac_station_remove(ar, vif, sta); + if (ret) + ath11k_warn(ar->ab, "Failed to remove station: %pM for VDEV: %d\n", + sta->addr, arvif->vdev_id); + + mutex_lock(&ar->ab->tbl_mtx_lock); + spin_lock_bh(&ar->ab->base_lock); + peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); + if (peer && peer->sta == sta) { + ath11k_warn(ar->ab, "Found peer entry %pM n vdev %i after it was supposedly removed\n", + vif->addr, arvif->vdev_id); + ath11k_peer_rhash_delete(ar->ab, peer); + peer->sta = NULL; + list_del(&peer->list); + kfree(peer); + ar->num_peers--; + } + spin_unlock_bh(&ar->ab->base_lock); + mutex_unlock(&ar->ab->tbl_mtx_lock); + } else if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC && + (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT || + vif->type == NL80211_IFTYPE_ADHOC)) { + ret = ath11k_station_assoc(ar, vif, sta, false); + if (ret) + ath11k_warn(ar->ab, "Failed to associate station: %pM\n", + sta->addr); + + spin_lock_bh(&ar->data_lock); + /* Set arsta bw and prev bw */ + arsta->bw = ath11k_mac_ieee80211_sta_bw_to_wmi(ar, sta); + arsta->bw_prev = arsta->bw; + spin_unlock_bh(&ar->data_lock); + } else if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTHORIZED) { + spin_lock_bh(&ar->ab->base_lock); + + peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); + if (peer) + peer->is_authorized = true; + + spin_unlock_bh(&ar->ab->base_lock); + + if (vif->type == NL80211_IFTYPE_STATION && arvif->is_up) { + ret = ath11k_wmi_set_peer_param(ar, sta->addr, + arvif->vdev_id, + WMI_PEER_AUTHORIZE, + 1); + if (ret) + ath11k_warn(ar->ab, "Unable to authorize peer %pM vdev %d: %d\n", + sta->addr, arvif->vdev_id, ret); + } + } else if (old_state == IEEE80211_STA_AUTHORIZED && + new_state == IEEE80211_STA_ASSOC) { + spin_lock_bh(&ar->ab->base_lock); + + peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); + if (peer) + peer->is_authorized = false; + + spin_unlock_bh(&ar->ab->base_lock); + } else if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTH && + (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT || + vif->type == NL80211_IFTYPE_ADHOC)) { + ret = ath11k_station_disassoc(ar, vif, sta); + if (ret) + ath11k_warn(ar->ab, "Failed to disassociate station: %pM\n", + sta->addr); + } + + mutex_unlock(&ar->conf_mutex); + return ret; +} + static const struct ieee80211_ops ath11k_ops = { .tx = ath11k_mac_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, @@ -9288,6 +9824,33 @@ static int ath11k_mac_setup_channels_rates(struct ath11k *ar, return 0; } +static void ath11k_mac_setup_mac_address_list(struct ath11k *ar) +{ + struct mac_address *addresses; + u16 n_addresses; + int i; + + if (!ar->ab->hw_params.support_dual_stations) + return; + + n_addresses = ar->ab->hw_params.num_vdevs; + addresses = kcalloc(n_addresses, sizeof(*addresses), GFP_KERNEL); + if (!addresses) + return; + + memcpy(addresses[0].addr, ar->mac_addr, ETH_ALEN); + for (i = 1; i < n_addresses; i++) { + memcpy(addresses[i].addr, ar->mac_addr, ETH_ALEN); + /* set Local Administered Address bit */ + addresses[i].addr[0] |= 0x2; + + addresses[i].addr[0] += (i - 1) << 4; + } + + ar->hw->wiphy->addresses = addresses; + ar->hw->wiphy->n_addresses = n_addresses; +} + static int ath11k_mac_setup_iface_combinations(struct ath11k *ar) { struct ath11k_base *ab = ar->ab; @@ -9307,28 +9870,46 @@ static int ath11k_mac_setup_iface_combinations(struct ath11k *ar) return -ENOMEM; } - limits[0].max = 1; - limits[0].types |= BIT(NL80211_IFTYPE_STATION); - - limits[1].max = 16; - limits[1].types |= BIT(NL80211_IFTYPE_AP); + if (ab->hw_params.support_dual_stations) { + limits[0].max = 2; + limits[0].types |= BIT(NL80211_IFTYPE_STATION); - if (IS_ENABLED(CONFIG_MAC80211_MESH) && - ab->hw_params.interface_modes & BIT(NL80211_IFTYPE_MESH_POINT)) - limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT); + limits[1].max = 1; + limits[1].types |= BIT(NL80211_IFTYPE_AP); + if (IS_ENABLED(CONFIG_MAC80211_MESH) && + ab->hw_params.interface_modes & BIT(NL80211_IFTYPE_MESH_POINT)) + limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT); - combinations[0].limits = limits; - combinations[0].n_limits = n_limits; - combinations[0].max_interfaces = 16; - combinations[0].num_different_channels = 1; - combinations[0].beacon_int_infra_match = true; - combinations[0].beacon_int_min_gcd = 100; - combinations[0].radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | - BIT(NL80211_CHAN_WIDTH_20) | - BIT(NL80211_CHAN_WIDTH_40) | - BIT(NL80211_CHAN_WIDTH_80) | - BIT(NL80211_CHAN_WIDTH_80P80) | - BIT(NL80211_CHAN_WIDTH_160); + combinations[0].limits = limits; + combinations[0].n_limits = 2; + combinations[0].max_interfaces = ab->hw_params.num_vdevs; + combinations[0].num_different_channels = 2; + combinations[0].beacon_int_infra_match = true; + combinations[0].beacon_int_min_gcd = 100; + } else { + limits[0].max = 1; + limits[0].types |= BIT(NL80211_IFTYPE_STATION); + + limits[1].max = 16; + limits[1].types |= BIT(NL80211_IFTYPE_AP); + + if (IS_ENABLED(CONFIG_MAC80211_MESH) && + ab->hw_params.interface_modes & BIT(NL80211_IFTYPE_MESH_POINT)) + limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT); + + combinations[0].limits = limits; + combinations[0].n_limits = 2; + combinations[0].max_interfaces = 16; + combinations[0].num_different_channels = 1; + combinations[0].beacon_int_infra_match = true; + combinations[0].beacon_int_min_gcd = 100; + combinations[0].radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | + BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80) | + BIT(NL80211_CHAN_WIDTH_80P80) | + BIT(NL80211_CHAN_WIDTH_160); + } ar->hw->wiphy->iface_combinations = combinations; ar->hw->wiphy->n_iface_combinations = 1; @@ -9393,6 +9974,8 @@ static void __ath11k_mac_unregister(struct ath11k *ar) kfree(ar->hw->wiphy->iface_combinations[0].limits); kfree(ar->hw->wiphy->iface_combinations); + kfree(ar->hw->wiphy->addresses); + SET_IEEE80211_DEV(ar->hw, NULL); } @@ -9435,6 +10018,7 @@ static int __ath11k_mac_register(struct ath11k *ar) ath11k_pdev_caps_update(ar); SET_IEEE80211_PERM_ADDR(ar->hw, ar->mac_addr); + ath11k_mac_setup_mac_address_list(ar); SET_IEEE80211_DEV(ar->hw, ab->dev); diff --git a/drivers/net/wireless/ath/ath11k/mac.h b/drivers/net/wireless/ath/ath11k/mac.h index 0dfdeed5177b..f5800fbecff8 100644 --- a/drivers/net/wireless/ath/ath11k/mac.h +++ b/drivers/net/wireless/ath/ath11k/mac.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH11K_MAC_H @@ -176,4 +176,7 @@ int ath11k_mac_wait_tx_complete(struct ath11k *ar); int ath11k_mac_vif_set_keepalive(struct ath11k_vif *arvif, enum wmi_sta_keepalive_method method, u32 interval); +void ath11k_mac_fill_reg_tpc_info(struct ath11k *ar, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx); #endif diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c index 6835c14b82cc..fb4ecf9a103e 100644 --- a/drivers/net/wireless/ath/ath11k/mhi.c +++ b/drivers/net/wireless/ath/ath11k/mhi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2020 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/msi.h> @@ -20,35 +20,7 @@ #define MHI_TIMEOUT_DEFAULT_MS 20000 #define RDDM_DUMP_SIZE 0x420000 -static struct mhi_channel_config ath11k_mhi_channels_qca6390[] = { - { - .num = 0, - .name = "LOOPBACK", - .num_elements = 32, - .event_ring = 0, - .dir = DMA_TO_DEVICE, - .ee_mask = 0x4, - .pollcfg = 0, - .doorbell = MHI_DB_BRST_DISABLE, - .lpm_notify = false, - .offload_channel = false, - .doorbell_mode_switch = false, - .auto_queue = false, - }, - { - .num = 1, - .name = "LOOPBACK", - .num_elements = 32, - .event_ring = 0, - .dir = DMA_FROM_DEVICE, - .ee_mask = 0x4, - .pollcfg = 0, - .doorbell = MHI_DB_BRST_DISABLE, - .lpm_notify = false, - .offload_channel = false, - .doorbell_mode_switch = false, - .auto_queue = false, - }, +static const struct mhi_channel_config ath11k_mhi_channels_qca6390[] = { { .num = 20, .name = "IPCR", @@ -102,46 +74,18 @@ static struct mhi_event_config ath11k_mhi_events_qca6390[] = { }, }; -static struct mhi_controller_config ath11k_mhi_config_qca6390 = { +static const struct mhi_controller_config ath11k_mhi_config_qca6390 = { .max_channels = 128, .timeout_ms = 2000, .use_bounce_buf = false, - .buf_len = 0, + .buf_len = 8192, .num_channels = ARRAY_SIZE(ath11k_mhi_channels_qca6390), .ch_cfg = ath11k_mhi_channels_qca6390, .num_events = ARRAY_SIZE(ath11k_mhi_events_qca6390), .event_cfg = ath11k_mhi_events_qca6390, }; -static struct mhi_channel_config ath11k_mhi_channels_qcn9074[] = { - { - .num = 0, - .name = "LOOPBACK", - .num_elements = 32, - .event_ring = 1, - .dir = DMA_TO_DEVICE, - .ee_mask = 0x14, - .pollcfg = 0, - .doorbell = MHI_DB_BRST_DISABLE, - .lpm_notify = false, - .offload_channel = false, - .doorbell_mode_switch = false, - .auto_queue = false, - }, - { - .num = 1, - .name = "LOOPBACK", - .num_elements = 32, - .event_ring = 1, - .dir = DMA_FROM_DEVICE, - .ee_mask = 0x14, - .pollcfg = 0, - .doorbell = MHI_DB_BRST_DISABLE, - .lpm_notify = false, - .offload_channel = false, - .doorbell_mode_switch = false, - .auto_queue = false, - }, +static const struct mhi_channel_config ath11k_mhi_channels_qcn9074[] = { { .num = 20, .name = "IPCR", @@ -195,7 +139,7 @@ static struct mhi_event_config ath11k_mhi_events_qcn9074[] = { }, }; -static struct mhi_controller_config ath11k_mhi_config_qcn9074 = { +static const struct mhi_controller_config ath11k_mhi_config_qcn9074 = { .max_channels = 30, .timeout_ms = 10000, .use_bounce_buf = false, @@ -384,7 +328,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) { struct ath11k_base *ab = ab_pci->ab; struct mhi_controller *mhi_ctrl; - struct mhi_controller_config *ath11k_mhi_config; + const struct mhi_controller_config *ath11k_mhi_config; int ret; mhi_ctrl = mhi_alloc_controller(); @@ -423,7 +367,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) goto free_controller; } else { mhi_ctrl->iova_start = 0; - mhi_ctrl->iova_stop = 0xFFFFFFFF; + mhi_ctrl->iova_stop = ab_pci->dma_mask; } mhi_ctrl->rddm_size = RDDM_DUMP_SIZE; @@ -443,6 +387,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) case ATH11K_HW_QCA6390_HW20: case ATH11K_HW_WCN6855_HW20: case ATH11K_HW_WCN6855_HW21: + case ATH11K_HW_QCA2066_HW21: ath11k_mhi_config = &ath11k_mhi_config_qca6390; break; default: diff --git a/drivers/net/wireless/ath/ath11k/pci.c b/drivers/net/wireless/ath/ath11k/pci.c index 09e65c5e55c4..be9d2c69cc41 100644 --- a/drivers/net/wireless/ath/ath11k/pci.c +++ b/drivers/net/wireless/ath/ath11k/pci.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -18,7 +18,8 @@ #include "qmi.h" #define ATH11K_PCI_BAR_NUM 0 -#define ATH11K_PCI_DMA_MASK 32 +#define ATH11K_PCI_DMA_MASK 36 +#define ATH11K_PCI_COHERENT_DMA_MASK 32 #define TCSR_SOC_HW_VERSION 0x0224 #define TCSR_SOC_HW_VERSION_MAJOR_MASK GENMASK(11, 8) @@ -28,6 +29,8 @@ #define QCN9074_DEVICE_ID 0x1104 #define WCN6855_DEVICE_ID 0x1103 +#define TCSR_SOC_HW_SUB_VER 0x1910010 + static const struct pci_device_id ath11k_pci_id_table[] = { { PCI_VDEVICE(QCOM, QCA6390_DEVICE_ID) }, { PCI_VDEVICE(QCOM, WCN6855_DEVICE_ID) }, @@ -526,14 +529,24 @@ static int ath11k_pci_claim(struct ath11k_pci *ab_pci, struct pci_dev *pdev) goto disable_device; } - ret = dma_set_mask_and_coherent(&pdev->dev, - DMA_BIT_MASK(ATH11K_PCI_DMA_MASK)); + ret = dma_set_mask(&pdev->dev, + DMA_BIT_MASK(ATH11K_PCI_DMA_MASK)); if (ret) { ath11k_err(ab, "failed to set pci dma mask to %d: %d\n", ATH11K_PCI_DMA_MASK, ret); goto release_region; } + ab_pci->dma_mask = DMA_BIT_MASK(ATH11K_PCI_DMA_MASK); + + ret = dma_set_coherent_mask(&pdev->dev, + DMA_BIT_MASK(ATH11K_PCI_COHERENT_DMA_MASK)); + if (ret) { + ath11k_err(ab, "failed to set pci coherent dma mask to %d: %d\n", + ATH11K_PCI_COHERENT_DMA_MASK, ret); + goto release_region; + } + pci_set_master(pdev); ab->mem_len = pci_resource_len(pdev, ATH11K_PCI_BAR_NUM); @@ -731,8 +744,8 @@ static int ath11k_pci_probe(struct pci_dev *pdev, struct ath11k_base *ab; struct ath11k_pci *ab_pci; u32 soc_hw_version_major, soc_hw_version_minor, addr; - const struct ath11k_pci_ops *pci_ops; int ret; + u32 sub_version; ab = ath11k_core_alloc(&pdev->dev, sizeof(*ab_pci), ATH11K_BUS_PCI); @@ -777,6 +790,12 @@ static int ath11k_pci_probe(struct pci_dev *pdev, switch (pci_dev->device) { case QCA6390_DEVICE_ID: + ret = ath11k_pcic_register_pci_ops(ab, &ath11k_pci_ops_qca6390); + if (ret) { + ath11k_err(ab, "failed to register PCI ops: %d\n", ret); + goto err_pci_free_region; + } + ath11k_pci_read_hw_version(ab, &soc_hw_version_major, &soc_hw_version_minor); switch (soc_hw_version_major) { @@ -790,13 +809,21 @@ static int ath11k_pci_probe(struct pci_dev *pdev, goto err_pci_free_region; } - pci_ops = &ath11k_pci_ops_qca6390; break; case QCN9074_DEVICE_ID: - pci_ops = &ath11k_pci_ops_qcn9074; + ret = ath11k_pcic_register_pci_ops(ab, &ath11k_pci_ops_qcn9074); + if (ret) { + ath11k_err(ab, "failed to register PCI ops: %d\n", ret); + goto err_pci_free_region; + } ab->hw_rev = ATH11K_HW_QCN9074_HW10; break; case WCN6855_DEVICE_ID: + ret = ath11k_pcic_register_pci_ops(ab, &ath11k_pci_ops_qca6390); + if (ret) { + ath11k_err(ab, "failed to register PCI ops: %d\n", ret); + goto err_pci_free_region; + } ab->id.bdf_search = ATH11K_BDF_SEARCH_BUS_AND_BOARD; ath11k_pci_read_hw_version(ab, &soc_hw_version_major, &soc_hw_version_minor); @@ -809,7 +836,19 @@ static int ath11k_pci_probe(struct pci_dev *pdev, break; case 0x10: case 0x11: - ab->hw_rev = ATH11K_HW_WCN6855_HW21; + sub_version = ath11k_pcic_read32(ab, TCSR_SOC_HW_SUB_VER); + ath11k_dbg(ab, ATH11K_DBG_PCI, "sub_version 0x%x\n", + sub_version); + switch (sub_version) { + case 0x1019A0E1: + case 0x1019B0E1: + case 0x1019C0E1: + case 0x1019D0E1: + ab->hw_rev = ATH11K_HW_QCA2066_HW21; + break; + default: + ab->hw_rev = ATH11K_HW_WCN6855_HW21; + } break; default: goto unsupported_wcn6855_soc; @@ -823,7 +862,6 @@ unsupported_wcn6855_soc: goto err_pci_free_region; } - pci_ops = &ath11k_pci_ops_qca6390; break; default: dev_err(&pdev->dev, "Unknown PCI device found: 0x%x\n", @@ -832,12 +870,6 @@ unsupported_wcn6855_soc: goto err_pci_free_region; } - ret = ath11k_pcic_register_pci_ops(ab, pci_ops); - if (ret) { - ath11k_err(ab, "failed to register PCI ops: %d\n", ret); - goto err_pci_free_region; - } - ret = ath11k_pcic_init_msi_config(ab); if (ret) { ath11k_err(ab, "failed to init msi config: %d\n", ret); diff --git a/drivers/net/wireless/ath/ath11k/pci.h b/drivers/net/wireless/ath/ath11k/pci.h index e9a01f344ec6..6be73333d90b 100644 --- a/drivers/net/wireless/ath/ath11k/pci.h +++ b/drivers/net/wireless/ath/ath11k/pci.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022, Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2022,2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef _ATH11K_PCI_H #define _ATH11K_PCI_H @@ -72,6 +72,7 @@ struct ath11k_pci { /* enum ath11k_pci_flags */ unsigned long flags; u16 link_ctl; + u64 dma_mask; }; static inline struct ath11k_pci *ath11k_pci_priv(struct ath11k_base *ab) diff --git a/drivers/net/wireless/ath/ath11k/pcic.c b/drivers/net/wireless/ath/ath11k/pcic.c index 15e2ceb22a44..add4db4c50bc 100644 --- a/drivers/net/wireless/ath/ath11k/pcic.c +++ b/drivers/net/wireless/ath/ath11k/pcic.c @@ -115,6 +115,17 @@ static const struct ath11k_msi_config ath11k_msi_config[] = { }, .hw_rev = ATH11K_HW_WCN6750_HW10, }, + { + .total_vectors = 32, + .total_users = 4, + .users = (struct ath11k_msi_user[]) { + { .name = "MHI", .num_vectors = 3, .base_vector = 0 }, + { .name = "CE", .num_vectors = 10, .base_vector = 3 }, + { .name = "WAKE", .num_vectors = 1, .base_vector = 13 }, + { .name = "DP", .num_vectors = 18, .base_vector = 14 }, + }, + .hw_rev = ATH11K_HW_QCA2066_HW21, + }, }; int ath11k_pcic_init_msi_config(struct ath11k_base *ab) diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c index 2c7cab62b9bb..5006f81f779b 100644 --- a/drivers/net/wireless/ath/ath11k/qmi.c +++ b/drivers/net/wireless/ath/ath11k/qmi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/elf.h> @@ -3249,7 +3249,8 @@ static void ath11k_qmi_driver_event_work(struct work_struct *work) case ATH11K_QMI_EVENT_FW_INIT_DONE: clear_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags); if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) { - ath11k_hal_dump_srng_stats(ab); + if (ab->is_reset) + ath11k_hal_dump_srng_stats(ab); queue_work(ab->workqueue, &ab->restart_work); break; } diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index b4fd4d2107c7..737fcd450d4b 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -425,6 +425,11 @@ static void ath11k_reg_intersect_rules(struct ieee80211_reg_rule *rule1, /* Use the flags of both the rules */ new_rule->flags = rule1->flags | rule2->flags; + if ((rule1->flags & NL80211_RRF_PSD) && (rule2->flags & NL80211_RRF_PSD)) + new_rule->psd = min_t(s8, rule1->psd, rule2->psd); + else + new_rule->flags &= ~NL80211_RRF_PSD; + /* To be safe, lts use the max cac timeout of both rules */ new_rule->dfs_cac_ms = max_t(u32, rule1->dfs_cac_ms, rule2->dfs_cac_ms); @@ -527,13 +532,14 @@ ath11k_reg_adjust_bw(u16 start_freq, u16 end_freq, u16 max_bw) static void ath11k_reg_update_rule(struct ieee80211_reg_rule *reg_rule, u32 start_freq, u32 end_freq, u32 bw, u32 ant_gain, u32 reg_pwr, - u32 reg_flags) + s8 psd, u32 reg_flags) { reg_rule->freq_range.start_freq_khz = MHZ_TO_KHZ(start_freq); reg_rule->freq_range.end_freq_khz = MHZ_TO_KHZ(end_freq); reg_rule->freq_range.max_bandwidth_khz = MHZ_TO_KHZ(bw); reg_rule->power_rule.max_antenna_gain = DBI_TO_MBI(ant_gain); reg_rule->power_rule.max_eirp = DBM_TO_MBM(reg_pwr); + reg_rule->psd = psd; reg_rule->flags = reg_flags; } @@ -563,7 +569,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, reg_rule->start_freq, ETSI_WEATHER_RADAR_BAND_LOW, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); ath11k_dbg(ab, ATH11K_DBG_REG, "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", @@ -584,7 +590,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ath11k_reg_update_rule(regd->reg_rules + i, start_freq, end_freq, bw, reg_rule->ant_gain, - reg_rule->reg_power, flags); + reg_rule->reg_power, reg_rule->psd_eirp, flags); regd->reg_rules[i].dfs_cac_ms = ETSI_WEATHER_RADAR_BAND_CAC_TIMEOUT; @@ -605,7 +611,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ETSI_WEATHER_RADAR_BAND_HIGH, reg_rule->end_freq, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); ath11k_dbg(ab, ATH11K_DBG_REG, "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", @@ -618,25 +624,68 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, *rule_idx = i; } +enum wmi_reg_6ghz_ap_type +ath11k_reg_ap_pwr_convert(enum ieee80211_ap_reg_power power_type) +{ + switch (power_type) { + case IEEE80211_REG_LPI_AP: + return WMI_REG_INDOOR_AP; + case IEEE80211_REG_SP_AP: + return WMI_REG_STANDARD_POWER_AP; + case IEEE80211_REG_VLP_AP: + return WMI_REG_VERY_LOW_POWER_AP; + default: + return WMI_REG_MAX_AP_TYPE; + } +} + struct ieee80211_regdomain * ath11k_reg_build_regd(struct ath11k_base *ab, - struct cur_regulatory_info *reg_info, bool intersect) + struct cur_regulatory_info *reg_info, bool intersect, + enum wmi_vdev_type vdev_type, + enum ieee80211_ap_reg_power power_type) { struct ieee80211_regdomain *tmp_regd, *default_regd, *new_regd = NULL; - struct cur_reg_rule *reg_rule; + struct cur_reg_rule *reg_rule, *reg_rule_6ghz; u8 i = 0, j = 0, k = 0; u8 num_rules; u16 max_bw; - u32 flags; + u32 flags, reg_6ghz_number, max_bw_6ghz; char alpha2[3]; num_rules = reg_info->num_5ghz_reg_rules + reg_info->num_2ghz_reg_rules; - /* FIXME: Currently taking reg rules for 6 GHz only from Indoor AP mode list. - * This can be updated after complete 6 GHz regulatory support is added. - */ - if (reg_info->is_ext_reg_event) - num_rules += reg_info->num_6ghz_rules_ap[WMI_REG_INDOOR_AP]; + if (reg_info->is_ext_reg_event) { + if (vdev_type == WMI_VDEV_TYPE_STA) { + enum wmi_reg_6ghz_ap_type ap_type; + + ap_type = ath11k_reg_ap_pwr_convert(power_type); + + if (ap_type == WMI_REG_MAX_AP_TYPE) + ap_type = WMI_REG_INDOOR_AP; + + reg_6ghz_number = reg_info->num_6ghz_rules_client + [ap_type][WMI_REG_DEFAULT_CLIENT]; + + if (reg_6ghz_number == 0) { + ap_type = WMI_REG_INDOOR_AP; + reg_6ghz_number = reg_info->num_6ghz_rules_client + [ap_type][WMI_REG_DEFAULT_CLIENT]; + } + + reg_rule_6ghz = reg_info->reg_rules_6ghz_client_ptr + [ap_type][WMI_REG_DEFAULT_CLIENT]; + max_bw_6ghz = reg_info->max_bw_6ghz_client + [ap_type][WMI_REG_DEFAULT_CLIENT]; + } else { + reg_6ghz_number = reg_info->num_6ghz_rules_ap[WMI_REG_INDOOR_AP]; + reg_rule_6ghz = + reg_info->reg_rules_6ghz_ap_ptr[WMI_REG_INDOOR_AP]; + max_bw_6ghz = reg_info->max_bw_6ghz_ap[WMI_REG_INDOOR_AP]; + } + + num_rules += reg_6ghz_number; + } if (!num_rules) goto ret; @@ -683,14 +732,13 @@ ath11k_reg_build_regd(struct ath11k_base *ab, * per other BW rule flags we pass from here */ flags = NL80211_RRF_AUTO_BW; - } else if (reg_info->is_ext_reg_event && - reg_info->num_6ghz_rules_ap[WMI_REG_INDOOR_AP] && - (k < reg_info->num_6ghz_rules_ap[WMI_REG_INDOOR_AP])) { - reg_rule = reg_info->reg_rules_6ghz_ap_ptr[WMI_REG_INDOOR_AP] + - k++; - max_bw = min_t(u16, reg_rule->max_bw, - reg_info->max_bw_6ghz_ap[WMI_REG_INDOOR_AP]); + } else if (reg_info->is_ext_reg_event && reg_6ghz_number && + k < reg_6ghz_number) { + reg_rule = reg_rule_6ghz + k++; + max_bw = min_t(u16, reg_rule->max_bw, max_bw_6ghz); flags = NL80211_RRF_AUTO_BW; + if (reg_rule->psd_flag) + flags |= NL80211_RRF_PSD; } else { break; } @@ -702,7 +750,7 @@ ath11k_reg_build_regd(struct ath11k_base *ab, reg_rule->start_freq, reg_rule->end_freq, max_bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); /* Update dfs cac timeout if the dfs domain is ETSI and the * new rule covers weather radar band. @@ -758,6 +806,159 @@ ret: return new_regd; } +static bool ath11k_reg_is_world_alpha(char *alpha) +{ + if (alpha[0] == '0' && alpha[1] == '0') + return true; + + if (alpha[0] == 'n' && alpha[1] == 'a') + return true; + + return false; +} + +static enum wmi_vdev_type ath11k_reg_get_ar_vdev_type(struct ath11k *ar) +{ + struct ath11k_vif *arvif; + + /* Currently each struct ath11k maps to one struct ieee80211_hw/wiphy + * and one struct ieee80211_regdomain, so it could only store one group + * reg rules. It means multi-interface concurrency in the same ath11k is + * not support for the regdomain. So get the vdev type of the first entry + * now. After concurrency support for the regdomain, this should change. + */ + arvif = list_first_entry_or_null(&ar->arvifs, struct ath11k_vif, list); + if (arvif) + return arvif->vdev_type; + + return WMI_VDEV_TYPE_UNSPEC; +} + +int ath11k_reg_handle_chan_list(struct ath11k_base *ab, + struct cur_regulatory_info *reg_info, + enum ieee80211_ap_reg_power power_type) +{ + struct ieee80211_regdomain *regd; + bool intersect = false; + int pdev_idx; + struct ath11k *ar; + enum wmi_vdev_type vdev_type; + + ath11k_dbg(ab, ATH11K_DBG_WMI, "event reg handle chan list"); + + if (reg_info->status_code != REG_SET_CC_STATUS_PASS) { + /* In case of failure to set the requested ctry, + * fw retains the current regd. We print a failure info + * and return from here. + */ + ath11k_warn(ab, "Failed to set the requested Country regulatory setting\n"); + return -EINVAL; + } + + pdev_idx = reg_info->phy_id; + + /* Avoid default reg rule updates sent during FW recovery if + * it is already available + */ + spin_lock_bh(&ab->base_lock); + if (test_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags) && + ab->default_regd[pdev_idx]) { + spin_unlock_bh(&ab->base_lock); + goto retfail; + } + spin_unlock_bh(&ab->base_lock); + + if (pdev_idx >= ab->num_radios) { + /* Process the event for phy0 only if single_pdev_only + * is true. If pdev_idx is valid but not 0, discard the + * event. Otherwise, it goes to fallback. In either case + * ath11k_reg_reset_info() needs to be called to avoid + * memory leak issue. + */ + ath11k_reg_reset_info(reg_info); + + if (ab->hw_params.single_pdev_only && + pdev_idx < ab->hw_params.num_rxmda_per_pdev) + return 0; + goto fallback; + } + + /* Avoid multiple overwrites to default regd, during core + * stop-start after mac registration. + */ + if (ab->default_regd[pdev_idx] && !ab->new_regd[pdev_idx] && + !memcmp((char *)ab->default_regd[pdev_idx]->alpha2, + (char *)reg_info->alpha2, 2)) + goto retfail; + + /* Intersect new rules with default regd if a new country setting was + * requested, i.e a default regd was already set during initialization + * and the regd coming from this event has a valid country info. + */ + if (ab->default_regd[pdev_idx] && + !ath11k_reg_is_world_alpha((char *) + ab->default_regd[pdev_idx]->alpha2) && + !ath11k_reg_is_world_alpha((char *)reg_info->alpha2)) + intersect = true; + + ar = ab->pdevs[pdev_idx].ar; + vdev_type = ath11k_reg_get_ar_vdev_type(ar); + + ath11k_dbg(ab, ATH11K_DBG_WMI, + "wmi handle chan list power type %d vdev type %d intersect %d\n", + power_type, vdev_type, intersect); + + regd = ath11k_reg_build_regd(ab, reg_info, intersect, vdev_type, power_type); + if (!regd) { + ath11k_warn(ab, "failed to build regd from reg_info\n"); + goto fallback; + } + + if (power_type == IEEE80211_REG_UNSET_AP) { + ath11k_reg_reset_info(&ab->reg_info_store[pdev_idx]); + ab->reg_info_store[pdev_idx] = *reg_info; + } + + spin_lock_bh(&ab->base_lock); + if (ab->default_regd[pdev_idx]) { + /* The initial rules from FW after WMI Init is to build + * the default regd. From then on, any rules updated for + * the pdev could be due to user reg changes. + * Free previously built regd before assigning the newly + * generated regd to ar. NULL pointer handling will be + * taken care by kfree itself. + */ + ar = ab->pdevs[pdev_idx].ar; + kfree(ab->new_regd[pdev_idx]); + ab->new_regd[pdev_idx] = regd; + queue_work(ab->workqueue, &ar->regd_update_work); + } else { + /* This regd would be applied during mac registration and is + * held constant throughout for regd intersection purpose + */ + ab->default_regd[pdev_idx] = regd; + } + ab->dfs_region = reg_info->dfs_region; + spin_unlock_bh(&ab->base_lock); + + return 0; + +fallback: + /* Fallback to older reg (by sending previous country setting + * again if fw has succeeded and we failed to process here. + * The Regdomain should be uniform across driver and fw. Since the + * FW has processed the command and sent a success status, we expect + * this function to succeed as well. If it doesn't, CTRY needs to be + * reverted at the fw and the old SCAN_CHAN_LIST cmd needs to be sent. + */ + /* TODO: This is rare, but still should also be handled */ + WARN_ON(1); + +retfail: + + return -EINVAL; +} + void ath11k_regd_update_work(struct work_struct *work) { struct ath11k *ar = container_of(work, struct ath11k, @@ -781,10 +982,36 @@ void ath11k_reg_init(struct ath11k *ar) ar->hw->wiphy->reg_notifier = ath11k_reg_notifier; } +void ath11k_reg_reset_info(struct cur_regulatory_info *reg_info) +{ + int i, j; + + if (!reg_info) + return; + + kfree(reg_info->reg_rules_2ghz_ptr); + kfree(reg_info->reg_rules_5ghz_ptr); + + for (i = 0; i < WMI_REG_CURRENT_MAX_AP_TYPE; i++) { + kfree(reg_info->reg_rules_6ghz_ap_ptr[i]); + + for (j = 0; j < WMI_REG_MAX_CLIENT_TYPE; j++) + kfree(reg_info->reg_rules_6ghz_client_ptr[i][j]); + } + + memset(reg_info, 0, sizeof(*reg_info)); +} + void ath11k_reg_free(struct ath11k_base *ab) { int i; + for (i = 0; i < ab->num_radios; i++) + ath11k_reg_reset_info(&ab->reg_info_store[i]); + + kfree(ab->reg_info_store); + ab->reg_info_store = NULL; + for (i = 0; i < ab->hw_params.max_radios; i++) { kfree(ab->default_regd[i]); kfree(ab->new_regd[i]); diff --git a/drivers/net/wireless/ath/ath11k/reg.h b/drivers/net/wireless/ath/ath11k/reg.h index f28902f85e41..64edb794260a 100644 --- a/drivers/net/wireless/ath/ath11k/reg.h +++ b/drivers/net/wireless/ath/ath11k/reg.h @@ -30,11 +30,20 @@ enum ath11k_dfs_region { /* ATH11K Regulatory API's */ void ath11k_reg_init(struct ath11k *ar); +void ath11k_reg_reset_info(struct cur_regulatory_info *reg_info); void ath11k_reg_free(struct ath11k_base *ab); void ath11k_regd_update_work(struct work_struct *work); struct ieee80211_regdomain * ath11k_reg_build_regd(struct ath11k_base *ab, - struct cur_regulatory_info *reg_info, bool intersect); + struct cur_regulatory_info *reg_info, bool intersect, + enum wmi_vdev_type vdev_type, + enum ieee80211_ap_reg_power power_type); int ath11k_regd_update(struct ath11k *ar); int ath11k_reg_update_chan_list(struct ath11k *ar, bool wait); +enum wmi_reg_6ghz_ap_type +ath11k_reg_ap_pwr_convert(enum ieee80211_ap_reg_power power_type); +int ath11k_reg_handle_chan_list(struct ath11k_base *ab, + struct cur_regulatory_info *reg_info, + enum ieee80211_ap_reg_power power_type); + #endif diff --git a/drivers/net/wireless/ath/ath11k/testmode.c b/drivers/net/wireless/ath/ath11k/testmode.c index 43bb23265d34..302d66092b97 100644 --- a/drivers/net/wireless/ath/ath11k/testmode.c +++ b/drivers/net/wireless/ath/ath11k/testmode.c @@ -198,7 +198,7 @@ static void ath11k_tm_wmi_event_segmented(struct ath11k_base *ab, u32 cmd_id, u16 length; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse ftm event tlv: %d\n", ret); diff --git a/drivers/net/wireless/ath/ath11k/thermal.c b/drivers/net/wireless/ath/ath11k/thermal.c index c29b11ab5bfa..41e7499f075f 100644 --- a/drivers/net/wireless/ath/ath11k/thermal.c +++ b/drivers/net/wireless/ath/ath11k/thermal.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2020 The Linux Foundation. All rights reserved. - * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/device.h> @@ -163,6 +163,9 @@ int ath11k_thermal_register(struct ath11k_base *ab) struct ath11k_pdev *pdev; int i, ret; + if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) + return 0; + for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; ar = pdev->ar; diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index 8a65fa04b48d..34ab9631ff36 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/skbuff.h> #include <linux/ctype.h> @@ -238,8 +238,8 @@ static int ath11k_wmi_tlv_parse(struct ath11k_base *ar, const void **tb, (void *)tb); } -const void **ath11k_wmi_tlv_parse_alloc(struct ath11k_base *ab, const void *ptr, - size_t len, gfp_t gfp) +const void **ath11k_wmi_tlv_parse_alloc(struct ath11k_base *ab, + struct sk_buff *skb, gfp_t gfp) { const void **tb; int ret; @@ -248,7 +248,7 @@ const void **ath11k_wmi_tlv_parse_alloc(struct ath11k_base *ab, const void *ptr, if (!tb) return ERR_PTR(-ENOMEM); - ret = ath11k_wmi_tlv_parse(ab, tb, ptr, len); + ret = ath11k_wmi_tlv_parse(ab, tb, skb->data, skb->len); if (ret) { kfree(tb); return ERR_PTR(ret); @@ -2098,7 +2098,7 @@ void ath11k_wmi_start_scan_init(struct ath11k *ar, WMI_SCAN_EVENT_BSS_CHANNEL | WMI_SCAN_EVENT_FOREIGN_CHAN | WMI_SCAN_EVENT_DEQUEUED; - arg->scan_flags |= WMI_SCAN_CHAN_STAT_EVENT; + arg->scan_f_chan_stat_evnt = 1; if (test_bit(WMI_TLV_SERVICE_PASSIVE_SCAN_START_TIME_ENHANCE, ar->ab->wmi_ab.svc_map)) @@ -2379,6 +2379,70 @@ int ath11k_wmi_send_scan_start_cmd(struct ath11k *ar, return ret; } +int ath11k_wmi_send_vdev_set_tpc_power(struct ath11k *ar, + u32 vdev_id, + struct ath11k_reg_tpc_power_info *param) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct wmi_vdev_set_tpc_power_cmd *cmd; + struct wmi_vdev_ch_power_info *ch; + struct sk_buff *skb; + struct wmi_tlv *tlv; + u8 *ptr; + int i, ret, len, array_len; + + array_len = sizeof(*ch) * param->num_pwr_levels; + len = sizeof(*cmd) + TLV_HDR_SIZE + array_len; + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, len); + if (!skb) + return -ENOMEM; + + ptr = skb->data; + + cmd = (struct wmi_vdev_set_tpc_power_cmd *)ptr; + cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_VDEV_SET_TPC_POWER_CMD) | + FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE); + cmd->vdev_id = vdev_id; + cmd->psd_power = param->is_psd_power; + cmd->eirp_power = param->eirp_power; + cmd->power_type_6ghz = param->ap_power_type; + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "tpc vdev id %d is psd power %d eirp power %d 6 ghz power type %d\n", + vdev_id, param->is_psd_power, param->eirp_power, param->ap_power_type); + + ptr += sizeof(*cmd); + tlv = (struct wmi_tlv *)ptr; + tlv->header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_ARRAY_STRUCT) | + FIELD_PREP(WMI_TLV_LEN, array_len); + + ptr += TLV_HDR_SIZE; + ch = (struct wmi_vdev_ch_power_info *)ptr; + + for (i = 0; i < param->num_pwr_levels; i++, ch++) { + ch->tlv_header = FIELD_PREP(WMI_TLV_TAG, + WMI_TAG_VDEV_CH_POWER_INFO) | + FIELD_PREP(WMI_TLV_LEN, + sizeof(*ch) - TLV_HDR_SIZE); + + ch->chan_cfreq = param->chan_power_info[i].chan_cfreq; + ch->tx_power = param->chan_power_info[i].tx_power; + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, "tpc chan freq %d TX power %d\n", + ch->chan_cfreq, ch->tx_power); + } + + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_VDEV_SET_TPC_POWER_CMDID); + if (ret) { + ath11k_warn(ar->ab, "failed to send WMI_VDEV_SET_TPC_POWER_CMDID\n"); + dev_kfree_skb(skb); + return ret; + } + + return 0; +} + int ath11k_wmi_send_scan_stop_cmd(struct ath11k *ar, struct scan_cancel_param *param) { @@ -3930,7 +3994,7 @@ ath11k_wmi_obss_color_collision_event(struct ath11k_base *ab, struct sk_buff *sk struct ath11k_vif *arvif; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -3956,8 +4020,7 @@ ath11k_wmi_obss_color_collision_event(struct ath11k_base *ab, struct sk_buff *sk switch (ev->evt_type) { case WMI_BSS_COLOR_COLLISION_DETECTION: - ieee80211_obss_color_collision_notify(arvif->vif, ev->obss_color_bitmap, - GFP_KERNEL); + ieee80211_obss_color_collision_notify(arvif->vif, ev->obss_color_bitmap); ath11k_dbg(ab, ATH11K_DBG_WMI, "OBSS color collision detected vdev:%d, event:%d, bitmap:%08llx\n", ev->vdev_id, ev->evt_type, ev->obss_color_bitmap); @@ -4749,6 +4812,14 @@ static int ath11k_wmi_tlv_ext_soc_hal_reg_caps_parse(struct ath11k_base *soc, soc->pdevs[0].pdev_id = 0; } + if (!soc->reg_info_store) { + soc->reg_info_store = kcalloc(soc->num_radios, + sizeof(*soc->reg_info_store), + GFP_ATOMIC); + if (!soc->reg_info_store) + return -ENOMEM; + } + return 0; } @@ -4786,6 +4857,7 @@ static void ath11k_wmi_free_dbring_caps(struct ath11k_base *ab) { kfree(ab->db_caps); ab->db_caps = NULL; + ab->num_db_cap = 0; } static int ath11k_wmi_tlv_dma_ring_caps(struct ath11k_base *ab, @@ -5003,7 +5075,7 @@ static int ath11k_pull_vdev_start_resp_tlv(struct ath11k_base *ab, struct sk_buf const struct wmi_vdev_start_resp_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5028,6 +5100,7 @@ static int ath11k_pull_vdev_start_resp_tlv(struct ath11k_base *ab, struct sk_buf vdev_rsp->mac_id = ev->mac_id; vdev_rsp->cfgd_tx_streams = ev->cfgd_tx_streams; vdev_rsp->cfgd_rx_streams = ev->cfgd_rx_streams; + vdev_rsp->max_allowed_tx_power = ev->max_allowed_tx_power; kfree(tb); return 0; @@ -5102,7 +5175,7 @@ static int ath11k_pull_reg_chan_list_update_ev(struct ath11k_base *ab, ath11k_dbg(ab, ATH11K_DBG_WMI, "processing regulatory channel list\n"); - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5278,7 +5351,7 @@ static int ath11k_pull_reg_chan_list_ext_update_ev(struct ath11k_base *ab, ath11k_dbg(ab, ATH11K_DBG_WMI, "processing regulatory ext channel list\n"); - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5634,7 +5707,7 @@ static int ath11k_pull_peer_del_resp_ev(struct ath11k_base *ab, struct sk_buff * const struct wmi_peer_delete_resp_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5666,7 +5739,7 @@ static int ath11k_pull_vdev_del_resp_ev(struct ath11k_base *ab, const struct wmi_vdev_delete_resp_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5686,15 +5759,15 @@ static int ath11k_pull_vdev_del_resp_ev(struct ath11k_base *ab, return 0; } -static int ath11k_pull_bcn_tx_status_ev(struct ath11k_base *ab, void *evt_buf, - u32 len, u32 *vdev_id, - u32 *tx_status) +static int ath11k_pull_bcn_tx_status_ev(struct ath11k_base *ab, + struct sk_buff *skb, + u32 *vdev_id, u32 *tx_status) { const void **tb; const struct wmi_bcn_tx_status_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, evt_buf, len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5722,7 +5795,7 @@ static int ath11k_pull_vdev_stopped_param_tlv(struct ath11k_base *ab, struct sk_ const struct wmi_vdev_stopped_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5876,7 +5949,7 @@ static int ath11k_pull_mgmt_tx_compl_param_tlv(struct ath11k_base *ab, const struct wmi_mgmt_tx_compl_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6052,7 +6125,7 @@ static int ath11k_pull_scan_ev(struct ath11k_base *ab, struct sk_buff *skb, const struct wmi_scan_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6085,7 +6158,7 @@ static int ath11k_pull_peer_sta_kickout_ev(struct ath11k_base *ab, struct sk_buf const struct wmi_peer_sta_kickout_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6112,7 +6185,7 @@ static int ath11k_pull_roam_ev(struct ath11k_base *ab, struct sk_buff *skb, const struct wmi_roam_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6153,14 +6226,14 @@ exit: return idx; } -static int ath11k_pull_chan_info_ev(struct ath11k_base *ab, u8 *evt_buf, - u32 len, struct wmi_chan_info_event *ch_info_ev) +static int ath11k_pull_chan_info_ev(struct ath11k_base *ab, struct sk_buff *skb, + struct wmi_chan_info_event *ch_info_ev) { const void **tb; const struct wmi_chan_info_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, evt_buf, len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6199,7 +6272,7 @@ ath11k_pull_pdev_bss_chan_info_ev(struct ath11k_base *ab, struct sk_buff *skb, const struct wmi_pdev_bss_chan_info_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6239,7 +6312,7 @@ ath11k_pull_vdev_install_key_compl_ev(struct ath11k_base *ab, struct sk_buff *sk const struct wmi_vdev_install_key_compl_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6270,7 +6343,7 @@ static int ath11k_pull_peer_assoc_conf_ev(struct ath11k_base *ab, struct sk_buff const struct wmi_peer_assoc_conf_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6995,7 +7068,7 @@ static int ath11k_reg_11d_new_cc_event(struct ath11k_base *ab, struct sk_buff *s const void **tb; int ret, i; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -7060,32 +7133,15 @@ static void ath11k_wmi_htc_tx_complete(struct ath11k_base *ab, wake_up(&wmi->tx_ce_desc_wq); } -static bool ath11k_reg_is_world_alpha(char *alpha) -{ - if (alpha[0] == '0' && alpha[1] == '0') - return true; - - if (alpha[0] == 'n' && alpha[1] == 'a') - return true; - - return false; -} - -static int ath11k_reg_chan_list_event(struct ath11k_base *ab, - struct sk_buff *skb, +static int ath11k_reg_chan_list_event(struct ath11k_base *ab, struct sk_buff *skb, enum wmi_reg_chan_list_cmd_type id) { - struct cur_regulatory_info *reg_info = NULL; - struct ieee80211_regdomain *regd = NULL; - bool intersect = false; - int ret = 0, pdev_idx, i, j; - struct ath11k *ar; + struct cur_regulatory_info *reg_info; + int ret; reg_info = kzalloc(sizeof(*reg_info), GFP_ATOMIC); - if (!reg_info) { - ret = -ENOMEM; - goto fallback; - } + if (!reg_info) + return -ENOMEM; if (id == WMI_REG_CHAN_LIST_CC_ID) ret = ath11k_pull_reg_chan_list_update_ev(ab, skb, reg_info); @@ -7093,118 +7149,22 @@ static int ath11k_reg_chan_list_event(struct ath11k_base *ab, ret = ath11k_pull_reg_chan_list_ext_update_ev(ab, skb, reg_info); if (ret) { - ath11k_warn(ab, "failed to extract regulatory info from received event\n"); - goto fallback; - } - - ath11k_dbg(ab, ATH11K_DBG_WMI, "event reg chan list id %d", id); - - if (reg_info->status_code != REG_SET_CC_STATUS_PASS) { - /* In case of failure to set the requested ctry, - * fw retains the current regd. We print a failure info - * and return from here. - */ - ath11k_warn(ab, "Failed to set the requested Country regulatory setting\n"); - goto mem_free; - } - - pdev_idx = reg_info->phy_id; - - /* Avoid default reg rule updates sent during FW recovery if - * it is already available - */ - spin_lock(&ab->base_lock); - if (test_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags) && - ab->default_regd[pdev_idx]) { - spin_unlock(&ab->base_lock); + ath11k_warn(ab, "failed to extract regulatory info\n"); goto mem_free; } - spin_unlock(&ab->base_lock); - if (pdev_idx >= ab->num_radios) { - /* Process the event for phy0 only if single_pdev_only - * is true. If pdev_idx is valid but not 0, discard the - * event. Otherwise, it goes to fallback. - */ - if (ab->hw_params.single_pdev_only && - pdev_idx < ab->hw_params.num_rxmda_per_pdev) - goto mem_free; - else - goto fallback; - } - - /* Avoid multiple overwrites to default regd, during core - * stop-start after mac registration. - */ - if (ab->default_regd[pdev_idx] && !ab->new_regd[pdev_idx] && - !memcmp((char *)ab->default_regd[pdev_idx]->alpha2, - (char *)reg_info->alpha2, 2)) + ret = ath11k_reg_handle_chan_list(ab, reg_info, IEEE80211_REG_UNSET_AP); + if (ret) { + ath11k_warn(ab, "failed to process regulatory info %d\n", ret); goto mem_free; - - /* Intersect new rules with default regd if a new country setting was - * requested, i.e a default regd was already set during initialization - * and the regd coming from this event has a valid country info. - */ - if (ab->default_regd[pdev_idx] && - !ath11k_reg_is_world_alpha((char *) - ab->default_regd[pdev_idx]->alpha2) && - !ath11k_reg_is_world_alpha((char *)reg_info->alpha2)) - intersect = true; - - regd = ath11k_reg_build_regd(ab, reg_info, intersect); - if (!regd) { - ath11k_warn(ab, "failed to build regd from reg_info\n"); - goto fallback; - } - - spin_lock(&ab->base_lock); - if (ab->default_regd[pdev_idx]) { - /* The initial rules from FW after WMI Init is to build - * the default regd. From then on, any rules updated for - * the pdev could be due to user reg changes. - * Free previously built regd before assigning the newly - * generated regd to ar. NULL pointer handling will be - * taken care by kfree itself. - */ - ar = ab->pdevs[pdev_idx].ar; - kfree(ab->new_regd[pdev_idx]); - ab->new_regd[pdev_idx] = regd; - queue_work(ab->workqueue, &ar->regd_update_work); - } else { - /* This regd would be applied during mac registration and is - * held constant throughout for regd intersection purpose - */ - ab->default_regd[pdev_idx] = regd; } - ab->dfs_region = reg_info->dfs_region; - spin_unlock(&ab->base_lock); - goto mem_free; + kfree(reg_info); + return 0; -fallback: - /* Fallback to older reg (by sending previous country setting - * again if fw has succeeded and we failed to process here. - * The Regdomain should be uniform across driver and fw. Since the - * FW has processed the command and sent a success status, we expect - * this function to succeed as well. If it doesn't, CTRY needs to be - * reverted at the fw and the old SCAN_CHAN_LIST cmd needs to be sent. - */ - /* TODO: This is rare, but still should also be handled */ - WARN_ON(1); mem_free: - if (reg_info) { - kfree(reg_info->reg_rules_2ghz_ptr); - kfree(reg_info->reg_rules_5ghz_ptr); - if (reg_info->is_ext_reg_event) { - for (i = 0; i < WMI_REG_CURRENT_MAX_AP_TYPE; i++) - kfree(reg_info->reg_rules_6ghz_ap_ptr[i]); - - for (j = 0; j < WMI_REG_CURRENT_MAX_AP_TYPE; j++) - for (i = 0; i < WMI_REG_MAX_CLIENT_TYPE; i++) - kfree(reg_info->reg_rules_6ghz_client_ptr[j][i]); - } - kfree(reg_info); - } + ath11k_reg_reset_info(reg_info); + kfree(reg_info); return ret; } @@ -7362,7 +7322,7 @@ static void ath11k_vdev_start_resp_event(struct ath11k_base *ab, struct sk_buff } ar->last_wmi_vdev_start_status = 0; - + ar->max_allowed_tx_power = vdev_start_resp.max_allowed_tx_power; status = vdev_start_resp.status; if (WARN_ON_ONCE(status)) { @@ -7384,8 +7344,7 @@ static void ath11k_bcn_tx_status_event(struct ath11k_base *ab, struct sk_buff *s struct ath11k_vif *arvif; u32 vdev_id, tx_status; - if (ath11k_pull_bcn_tx_status_ev(ab, skb->data, skb->len, - &vdev_id, &tx_status) != 0) { + if (ath11k_pull_bcn_tx_status_ev(ab, skb, &vdev_id, &tx_status) != 0) { ath11k_warn(ab, "failed to extract bcn tx status"); return; } @@ -7416,7 +7375,7 @@ static void ath11k_wmi_event_peer_sta_ps_state_chg(struct ath11k_base *ab, enum ath11k_wmi_peer_ps_state peer_previous_ps_state; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -7884,7 +7843,7 @@ static void ath11k_chan_info_event(struct ath11k_base *ab, struct sk_buff *skb) /* HW channel counters frequency value in hertz */ u32 cc_freq_hz = ab->cc_freq_hz; - if (ath11k_pull_chan_info_ev(ab, skb->data, skb->len, &ch_info_ev) != 0) { + if (ath11k_pull_chan_info_ev(ab, skb, &ch_info_ev) != 0) { ath11k_warn(ab, "failed to extract chan info event"); return; } @@ -8216,7 +8175,7 @@ static void ath11k_pdev_ctl_failsafe_check_event(struct ath11k_base *ab, const struct wmi_pdev_ctl_failsafe_chk_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -8267,7 +8226,7 @@ ath11k_wmi_process_csa_switch_count_event(struct ath11k_base *ab, } if (arvif->is_up && arvif->vif->bss_conf.csa_active) - ieee80211_csa_finish(arvif->vif); + ieee80211_csa_finish(arvif->vif, 0); } rcu_read_unlock(); } @@ -8281,7 +8240,7 @@ ath11k_wmi_pdev_csa_switch_count_status_event(struct ath11k_base *ab, const u32 *vdev_ids; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -8315,7 +8274,7 @@ ath11k_wmi_pdev_dfs_radar_detected_event(struct ath11k_base *ab, struct sk_buff struct ath11k *ar; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -8369,7 +8328,7 @@ ath11k_wmi_pdev_temperature_event(struct ath11k_base *ab, const struct wmi_pdev_temperature_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -8409,7 +8368,7 @@ static void ath11k_fils_discovery_event(struct ath11k_base *ab, const struct wmi_fils_discovery_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, @@ -8441,7 +8400,7 @@ static void ath11k_probe_resp_tx_status_event(struct ath11k_base *ab, const struct wmi_probe_resp_tx_status_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, @@ -8567,7 +8526,7 @@ static void ath11k_wmi_twt_add_dialog_event(struct ath11k_base *ab, const struct wmi_twt_add_dialog_event *ev; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, @@ -8604,7 +8563,7 @@ static void ath11k_wmi_gtk_offload_status_event(struct ath11k_base *ab, u64 replay_ctr; int ret; - tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath11k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -9793,3 +9752,9 @@ int ath11k_wmi_sta_keepalive(struct ath11k *ar, return ath11k_wmi_cmd_send(wmi, skb, WMI_STA_KEEPALIVE_CMDID); } + +bool ath11k_wmi_supports_6ghz_cc_ext(struct ath11k *ar) +{ + return test_bit(WMI_TLV_SERVICE_REG_CC_EXT_EVENT_SUPPORT, + ar->ab->wmi_ab.svc_map) && ar->supports_6ghz; +} diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h index ff0a9a92beeb..bb419e3abb00 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.h +++ b/drivers/net/wireless/ath/ath11k/wmi.h @@ -15,6 +15,7 @@ struct ath11k; struct ath11k_fw_stats; struct ath11k_fw_dbglog; struct ath11k_vif; +struct ath11k_reg_tpc_power_info; #define PSOC_HOST_MAX_NUM_SS (8) @@ -327,6 +328,22 @@ enum wmi_tlv_cmd_id { WMI_VDEV_SET_CUSTOM_AGGR_SIZE_CMDID, WMI_VDEV_ENCRYPT_DECRYPT_DATA_REQ_CMDID, WMI_VDEV_ADD_MAC_ADDR_TO_RX_FILTER_CMDID, + WMI_VDEV_SET_ARP_STAT_CMDID, + WMI_VDEV_GET_ARP_STAT_CMDID, + WMI_VDEV_GET_TX_POWER_CMDID, + WMI_VDEV_LIMIT_OFFCHAN_CMDID, + WMI_VDEV_SET_CUSTOM_SW_RETRY_TH_CMDID, + WMI_VDEV_CHAINMASK_CONFIG_CMDID, + WMI_VDEV_GET_BCN_RECEPTION_STATS_CMDID, + WMI_VDEV_GET_MWS_COEX_INFO_CMDID, + WMI_VDEV_DELETE_ALL_PEER_CMDID, + WMI_VDEV_BSS_MAX_IDLE_TIME_CMDID, + WMI_VDEV_AUDIO_SYNC_TRIGGER_CMDID, + WMI_VDEV_AUDIO_SYNC_QTIMER_CMDID, + WMI_VDEV_SET_PCL_CMDID, + WMI_VDEV_GET_BIG_DATA_CMDID, + WMI_VDEV_GET_BIG_DATA_P2_CMDID, + WMI_VDEV_SET_TPC_POWER_CMDID, WMI_PEER_CREATE_CMDID = WMI_TLV_CMD(WMI_GRP_PEER), WMI_PEER_DELETE_CMDID, WMI_PEER_FLUSH_TIDS_CMDID, @@ -1880,6 +1897,8 @@ enum wmi_tlv_tag { WMI_TAG_PDEV_NON_SRG_OBSS_BSSID_ENABLE_BITMAP_CMD, WMI_TAG_REGULATORY_RULE_EXT_STRUCT = 0x3A9, WMI_TAG_REG_CHAN_LIST_CC_EXT_EVENT, + WMI_TAG_VDEV_SET_TPC_POWER_CMD = 0x3B5, + WMI_TAG_VDEV_CH_POWER_INFO, WMI_TAG_PDEV_SET_BIOS_SAR_TABLE_CMD = 0x3D8, WMI_TAG_PDEV_SET_BIOS_GEO_TABLE_CMD, WMI_TAG_MAX @@ -2114,6 +2133,7 @@ enum wmi_tlv_service { /* The second 128 bits */ WMI_MAX_EXT_SERVICE = 256, WMI_TLV_SERVICE_SCAN_CONFIG_PER_CHANNEL = 265, + WMI_TLV_SERVICE_EXT_TPC_REG_SUPPORT = 280, WMI_TLV_SERVICE_REG_CC_EXT_EVENT_SUPPORT = 281, WMI_TLV_SERVICE_BIOS_SAR_SUPPORT = 326, WMI_TLV_SERVICE_SUPPORT_11D_FOR_HOST_SCAN = 357, @@ -3168,6 +3188,41 @@ struct wlan_ssid { u8 ssid[WLAN_SSID_MAX_LEN]; }; +struct wmi_vdev_ch_power_info { + u32 tlv_header; + + /* Channel center frequency (MHz) */ + u32 chan_cfreq; + + /* Unit: dBm, either PSD/EIRP power for this frequency or + * incremental for non-PSD BW + */ + u32 tx_power; +} __packed; + +struct wmi_vdev_set_tpc_power_cmd { + u32 tlv_header; + u32 vdev_id; + + /* Value: 0 or 1, is PSD power or not */ + u32 psd_power; + + /* Maximum EIRP power (dBm units), valid only if power is PSD */ + u32 eirp_power; + + /* Type: WMI_6GHZ_REG_TYPE, used for halphy CTL lookup */ + u32 power_type_6ghz; + + /* This fixed_param TLV is followed by the below TLVs: + * num_pwr_levels of wmi_vdev_ch_power_info + * For PSD power, it is the PSD/EIRP power of the frequency (20 MHz chunks). + * For non-PSD power, the power values are for 20, 40, and till + * BSS BW power levels. + * The num_pwr_levels will be checked by sw how many elements present + * in the variable-length array. + */ +} __packed; + #define WMI_IE_BITMAP_SIZE 8 /* prefix used by scan requestor ids on the host */ @@ -3308,24 +3363,19 @@ struct scan_req_params { u32 vdev_id; u32 pdev_id; enum wmi_scan_priority scan_priority; - union { - struct { - u32 scan_ev_started:1, - scan_ev_completed:1, - scan_ev_bss_chan:1, - scan_ev_foreign_chan:1, - scan_ev_dequeued:1, - scan_ev_preempted:1, - scan_ev_start_failed:1, - scan_ev_restarted:1, - scan_ev_foreign_chn_exit:1, - scan_ev_invalid:1, - scan_ev_gpio_timeout:1, - scan_ev_suspended:1, - scan_ev_resumed:1; - }; - u32 scan_events; - }; + u32 scan_ev_started:1, + scan_ev_completed:1, + scan_ev_bss_chan:1, + scan_ev_foreign_chan:1, + scan_ev_dequeued:1, + scan_ev_preempted:1, + scan_ev_start_failed:1, + scan_ev_restarted:1, + scan_ev_foreign_chn_exit:1, + scan_ev_invalid:1, + scan_ev_gpio_timeout:1, + scan_ev_suspended:1, + scan_ev_resumed:1; u32 scan_ctrl_flags_ext; u32 dwell_time_active; u32 dwell_time_active_2g; @@ -3339,36 +3389,31 @@ struct scan_req_params { u32 idle_time; u32 max_scan_time; u32 probe_delay; - union { - struct { - u32 scan_f_passive:1, - scan_f_bcast_probe:1, - scan_f_cck_rates:1, - scan_f_ofdm_rates:1, - scan_f_chan_stat_evnt:1, - scan_f_filter_prb_req:1, - scan_f_bypass_dfs_chn:1, - scan_f_continue_on_err:1, - scan_f_offchan_mgmt_tx:1, - scan_f_offchan_data_tx:1, - scan_f_promisc_mode:1, - scan_f_capture_phy_err:1, - scan_f_strict_passive_pch:1, - scan_f_half_rate:1, - scan_f_quarter_rate:1, - scan_f_force_active_dfs_chn:1, - scan_f_add_tpc_ie_in_probe:1, - scan_f_add_ds_ie_in_probe:1, - scan_f_add_spoofed_mac_in_probe:1, - scan_f_add_rand_seq_in_probe:1, - scan_f_en_ie_whitelist_in_probe:1, - scan_f_forced:1, - scan_f_2ghz:1, - scan_f_5ghz:1, - scan_f_80mhz:1; - }; - u32 scan_flags; - }; + u32 scan_f_passive:1, + scan_f_bcast_probe:1, + scan_f_cck_rates:1, + scan_f_ofdm_rates:1, + scan_f_chan_stat_evnt:1, + scan_f_filter_prb_req:1, + scan_f_bypass_dfs_chn:1, + scan_f_continue_on_err:1, + scan_f_offchan_mgmt_tx:1, + scan_f_offchan_data_tx:1, + scan_f_promisc_mode:1, + scan_f_capture_phy_err:1, + scan_f_strict_passive_pch:1, + scan_f_half_rate:1, + scan_f_quarter_rate:1, + scan_f_force_active_dfs_chn:1, + scan_f_add_tpc_ie_in_probe:1, + scan_f_add_ds_ie_in_probe:1, + scan_f_add_spoofed_mac_in_probe:1, + scan_f_add_rand_seq_in_probe:1, + scan_f_en_ie_whitelist_in_probe:1, + scan_f_forced:1, + scan_f_2ghz:1, + scan_f_5ghz:1, + scan_f_80mhz:1; enum scan_dwelltime_adaptive_mode adaptive_dwell_time_mode; u32 burst_duration; u32 num_chan; @@ -4119,6 +4164,7 @@ struct wmi_vdev_start_resp_event { }; u32 cfgd_tx_streams; u32 cfgd_rx_streams; + s32 max_allowed_tx_power; } __packed; /* VDEV start response status codes */ @@ -4951,6 +4997,7 @@ struct ath11k_targ_cap { }; enum wmi_vdev_type { + WMI_VDEV_TYPE_UNSPEC = 0, WMI_VDEV_TYPE_AP = 1, WMI_VDEV_TYPE_STA = 2, WMI_VDEV_TYPE_IBSS = 3, @@ -6295,8 +6342,8 @@ enum wmi_sta_keepalive_method { #define WMI_STA_KEEPALIVE_INTERVAL_DEFAULT 30 #define WMI_STA_KEEPALIVE_INTERVAL_DISABLE 0 -const void **ath11k_wmi_tlv_parse_alloc(struct ath11k_base *ab, const void *ptr, - size_t len, gfp_t gfp); +const void **ath11k_wmi_tlv_parse_alloc(struct ath11k_base *ab, + struct sk_buff *skb, gfp_t gfp); int ath11k_wmi_cmd_send(struct ath11k_pdev_wmi *wmi, struct sk_buff *skb, u32 cmd_id); struct sk_buff *ath11k_wmi_alloc_skb(struct ath11k_wmi_base *wmi_sc, u32 len); @@ -6479,5 +6526,9 @@ int ath11k_wmi_pdev_set_bios_sar_table_param(struct ath11k *ar, const u8 *sar_va int ath11k_wmi_pdev_set_bios_geo_table_param(struct ath11k *ar); int ath11k_wmi_sta_keepalive(struct ath11k *ar, const struct wmi_sta_keepalive_arg *arg); +bool ath11k_wmi_supports_6ghz_cc_ext(struct ath11k *ar); +int ath11k_wmi_send_vdev_set_tpc_power(struct ath11k *ar, + u32 vdev_id, + struct ath11k_reg_tpc_power_info *param); #endif diff --git a/drivers/net/wireless/ath/ath12k/Makefile b/drivers/net/wireless/ath/ath12k/Makefile index 62c52e733b5e..71669f94ff75 100644 --- a/drivers/net/wireless/ath/ath12k/Makefile +++ b/drivers/net/wireless/ath/ath12k/Makefile @@ -19,7 +19,9 @@ ath12k-y += core.o \ hw.o \ mhi.o \ pci.o \ - dp_mon.o + dp_mon.o \ + fw.o \ + p2p.o ath12k-$(CONFIG_ATH12K_TRACING) += trace.o diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c index 6c01b282fcd3..391b6fb2bd42 100644 --- a/drivers/net/wireless/ath/ath12k/core.c +++ b/drivers/net/wireless/ath/ath12k/core.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -14,6 +14,7 @@ #include "dp_rx.h" #include "debug.h" #include "hif.h" +#include "fw.h" unsigned int ath12k_debug_mask; module_param_named(debug_mask, ath12k_debug_mask, uint, 0644); @@ -104,27 +105,66 @@ int ath12k_core_resume(struct ath12k_base *ab) return 0; } -static int ath12k_core_create_board_name(struct ath12k_base *ab, char *name, - size_t name_len) +static int __ath12k_core_create_board_name(struct ath12k_base *ab, char *name, + size_t name_len, bool with_variant, + bool bus_type_mode) { /* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */ char variant[9 + ATH12K_QMI_BDF_EXT_STR_LENGTH] = { 0 }; - if (ab->qmi.target.bdf_ext[0] != '\0') + if (with_variant && ab->qmi.target.bdf_ext[0] != '\0') scnprintf(variant, sizeof(variant), ",variant=%s", ab->qmi.target.bdf_ext); - scnprintf(name, name_len, - "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s", - ath12k_bus_str(ab->hif.bus), - ab->qmi.target.chip_id, - ab->qmi.target.board_id, variant); + switch (ab->id.bdf_search) { + case ATH12K_BDF_SEARCH_BUS_AND_BOARD: + if (bus_type_mode) + scnprintf(name, name_len, + "bus=%s", + ath12k_bus_str(ab->hif.bus)); + else + scnprintf(name, name_len, + "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x,qmi-chip-id=%d,qmi-board-id=%d%s", + ath12k_bus_str(ab->hif.bus), + ab->id.vendor, ab->id.device, + ab->id.subsystem_vendor, + ab->id.subsystem_device, + ab->qmi.target.chip_id, + ab->qmi.target.board_id, + variant); + break; + default: + scnprintf(name, name_len, + "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s", + ath12k_bus_str(ab->hif.bus), + ab->qmi.target.chip_id, + ab->qmi.target.board_id, variant); + break; + } ath12k_dbg(ab, ATH12K_DBG_BOOT, "boot using board name '%s'\n", name); return 0; } +static int ath12k_core_create_board_name(struct ath12k_base *ab, char *name, + size_t name_len) +{ + return __ath12k_core_create_board_name(ab, name, name_len, true, false); +} + +static int ath12k_core_create_fallback_board_name(struct ath12k_base *ab, char *name, + size_t name_len) +{ + return __ath12k_core_create_board_name(ab, name, name_len, false, false); +} + +static int ath12k_core_create_bus_type_board_name(struct ath12k_base *ab, char *name, + size_t name_len) +{ + return __ath12k_core_create_board_name(ab, name, name_len, false, true); +} + const struct firmware *ath12k_core_firmware_request(struct ath12k_base *ab, const char *file) { @@ -159,7 +199,9 @@ static int ath12k_core_parse_bd_ie_board(struct ath12k_base *ab, struct ath12k_board_data *bd, const void *buf, size_t buf_len, const char *boardname, - int bd_ie_type) + int ie_id, + int name_id, + int data_id) { const struct ath12k_fw_ie *hdr; bool name_match_found; @@ -169,7 +211,7 @@ static int ath12k_core_parse_bd_ie_board(struct ath12k_base *ab, name_match_found = false; - /* go through ATH12K_BD_IE_BOARD_ elements */ + /* go through ATH12K_BD_IE_BOARD_/ATH12K_BD_IE_REGDB_ elements */ while (buf_len > sizeof(struct ath12k_fw_ie)) { hdr = buf; board_ie_id = le32_to_cpu(hdr->id); @@ -180,48 +222,50 @@ static int ath12k_core_parse_bd_ie_board(struct ath12k_base *ab, buf += sizeof(*hdr); if (buf_len < ALIGN(board_ie_len, 4)) { - ath12k_err(ab, "invalid ATH12K_BD_IE_BOARD length: %zu < %zu\n", + ath12k_err(ab, "invalid %s length: %zu < %zu\n", + ath12k_bd_ie_type_str(ie_id), buf_len, ALIGN(board_ie_len, 4)); ret = -EINVAL; goto out; } - switch (board_ie_id) { - case ATH12K_BD_IE_BOARD_NAME: + if (board_ie_id == name_id) { ath12k_dbg_dump(ab, ATH12K_DBG_BOOT, "board name", "", board_ie_data, board_ie_len); if (board_ie_len != strlen(boardname)) - break; + goto next; ret = memcmp(board_ie_data, boardname, strlen(boardname)); if (ret) - break; + goto next; name_match_found = true; ath12k_dbg(ab, ATH12K_DBG_BOOT, - "boot found match for name '%s'", + "boot found match %s for name '%s'", + ath12k_bd_ie_type_str(ie_id), boardname); - break; - case ATH12K_BD_IE_BOARD_DATA: + } else if (board_ie_id == data_id) { if (!name_match_found) /* no match found */ - break; + goto next; ath12k_dbg(ab, ATH12K_DBG_BOOT, - "boot found board data for '%s'", boardname); + "boot found %s for '%s'", + ath12k_bd_ie_type_str(ie_id), + boardname); bd->data = board_ie_data; bd->len = board_ie_len; ret = 0; goto out; - default: - ath12k_warn(ab, "unknown ATH12K_BD_IE_BOARD found: %d\n", + } else { + ath12k_warn(ab, "unknown %s id found: %d\n", + ath12k_bd_ie_type_str(ie_id), board_ie_id); - break; } - +next: /* jump over the padding */ board_ie_len = ALIGN(board_ie_len, 4); @@ -238,7 +282,10 @@ out: static int ath12k_core_fetch_board_data_api_n(struct ath12k_base *ab, struct ath12k_board_data *bd, - const char *boardname) + const char *boardname, + int ie_id_match, + int name_id, + int data_id) { size_t len, magic_len; const u8 *data; @@ -303,22 +350,23 @@ static int ath12k_core_fetch_board_data_api_n(struct ath12k_base *ab, goto err; } - switch (ie_id) { - case ATH12K_BD_IE_BOARD: + if (ie_id == ie_id_match) { ret = ath12k_core_parse_bd_ie_board(ab, bd, data, ie_len, boardname, - ATH12K_BD_IE_BOARD); + ie_id_match, + name_id, + data_id); if (ret == -ENOENT) /* no match found, continue */ - break; + goto next; else if (ret) /* there was an error, bail out */ goto err; /* either found or error, so stop searching */ goto out; } - +next: /* jump over the padding */ ie_len = ALIGN(ie_len, 4); @@ -328,8 +376,9 @@ static int ath12k_core_fetch_board_data_api_n(struct ath12k_base *ab, out: if (!bd->data || !bd->len) { - ath12k_err(ab, - "failed to fetch board data for %s from %s\n", + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "failed to fetch %s for %s from %s\n", + ath12k_bd_ie_type_str(ie_id_match), boardname, filepath); ret = -ENODATA; goto err; @@ -356,28 +405,56 @@ int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab, return 0; } -#define BOARD_NAME_SIZE 100 +#define BOARD_NAME_SIZE 200 int ath12k_core_fetch_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd) { - char boardname[BOARD_NAME_SIZE]; + char boardname[BOARD_NAME_SIZE], fallback_boardname[BOARD_NAME_SIZE]; + char *filename, filepath[100]; int bd_api; int ret; - ret = ath12k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); + filename = ATH12K_BOARD_API2_FILE; + + ret = ath12k_core_create_board_name(ab, boardname, sizeof(boardname)); if (ret) { ath12k_err(ab, "failed to create board name: %d", ret); return ret; } bd_api = 2; - ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname); + ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname, + ATH12K_BD_IE_BOARD, + ATH12K_BD_IE_BOARD_NAME, + ATH12K_BD_IE_BOARD_DATA); + if (!ret) + goto success; + + ret = ath12k_core_create_fallback_board_name(ab, fallback_boardname, + sizeof(fallback_boardname)); + if (ret) { + ath12k_err(ab, "failed to create fallback board name: %d", ret); + return ret; + } + + ret = ath12k_core_fetch_board_data_api_n(ab, bd, fallback_boardname, + ATH12K_BD_IE_BOARD, + ATH12K_BD_IE_BOARD_NAME, + ATH12K_BD_IE_BOARD_DATA); if (!ret) goto success; bd_api = 1; ret = ath12k_core_fetch_board_data_api_1(ab, bd, ATH12K_DEFAULT_BOARD_FILE); if (ret) { - ath12k_err(ab, "failed to fetch board-2.bin or board.bin from %s\n", + ath12k_core_create_firmware_path(ab, filename, + filepath, sizeof(filepath)); + ath12k_err(ab, "failed to fetch board data for %s from %s\n", + boardname, filepath); + if (memcmp(boardname, fallback_boardname, strlen(boardname))) + ath12k_err(ab, "failed to fetch board data for %s from %s\n", + fallback_boardname, filepath); + + ath12k_err(ab, "failed to fetch board.bin from %s\n", ab->hw_params->fw.dir); return ret; } @@ -387,6 +464,79 @@ success: return 0; } +int ath12k_core_fetch_regdb(struct ath12k_base *ab, struct ath12k_board_data *bd) +{ + char boardname[BOARD_NAME_SIZE], default_boardname[BOARD_NAME_SIZE]; + int ret; + + ret = ath12k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); + if (ret) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "failed to create board name for regdb: %d", ret); + goto exit; + } + + ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname, + ATH12K_BD_IE_REGDB, + ATH12K_BD_IE_REGDB_NAME, + ATH12K_BD_IE_REGDB_DATA); + if (!ret) + goto exit; + + ret = ath12k_core_create_bus_type_board_name(ab, default_boardname, + BOARD_NAME_SIZE); + if (ret) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "failed to create default board name for regdb: %d", ret); + goto exit; + } + + ret = ath12k_core_fetch_board_data_api_n(ab, bd, default_boardname, + ATH12K_BD_IE_REGDB, + ATH12K_BD_IE_REGDB_NAME, + ATH12K_BD_IE_REGDB_DATA); + if (!ret) + goto exit; + + ret = ath12k_core_fetch_board_data_api_1(ab, bd, ATH12K_REGDB_FILE_NAME); + if (ret) + ath12k_dbg(ab, ATH12K_DBG_BOOT, "failed to fetch %s from %s\n", + ATH12K_REGDB_FILE_NAME, ab->hw_params->fw.dir); + +exit: + if (!ret) + ath12k_dbg(ab, ATH12K_DBG_BOOT, "fetched regdb\n"); + + return ret; +} + +u32 ath12k_core_get_max_station_per_radio(struct ath12k_base *ab) +{ + if (ab->num_radios == 2) + return TARGET_NUM_STATIONS_DBS; + else if (ab->num_radios == 3) + return TARGET_NUM_PEERS_PDEV_DBS_SBS; + return TARGET_NUM_STATIONS_SINGLE; +} + +u32 ath12k_core_get_max_peers_per_radio(struct ath12k_base *ab) +{ + if (ab->num_radios == 2) + return TARGET_NUM_PEERS_PDEV_DBS; + else if (ab->num_radios == 3) + return TARGET_NUM_PEERS_PDEV_DBS_SBS; + return TARGET_NUM_PEERS_PDEV_SINGLE; +} + +u32 ath12k_core_get_max_num_tids(struct ath12k_base *ab) +{ + if (ab->num_radios == 2) + return TARGET_NUM_TIDS(DBS); + else if (ab->num_radios == 3) + return TARGET_NUM_TIDS(DBS_SBS); + return TARGET_NUM_TIDS(SINGLE); +} + static void ath12k_core_stop(struct ath12k_base *ab) { if (!test_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags)) @@ -592,14 +742,14 @@ static int ath12k_core_start(struct ath12k_base *ab, ath12k_dp_cc_config(ab); - ath12k_dp_pdev_pre_alloc(ab); - ret = ath12k_dp_rx_pdev_reo_setup(ab); if (ret) { ath12k_err(ab, "failed to initialize reo destination rings: %d\n", ret); goto err_mac_destroy; } + ath12k_dp_hal_rx_desc_init(ab); + ret = ath12k_wmi_cmd_init(ab); if (ret) { ath12k_err(ab, "failed to send wmi init cmd: %d\n", ret); @@ -759,20 +909,30 @@ static void ath12k_rfkill_work(struct work_struct *work) { struct ath12k_base *ab = container_of(work, struct ath12k_base, rfkill_work); struct ath12k *ar; + struct ath12k_hw *ah; + struct ieee80211_hw *hw; bool rfkill_radio_on; - int i; + int i, j; spin_lock_bh(&ab->base_lock); rfkill_radio_on = ab->rfkill_radio_on; spin_unlock_bh(&ab->base_lock); - for (i = 0; i < ab->num_radios; i++) { - ar = ab->pdevs[i].ar; - if (!ar) + for (i = 0; i < ab->num_hw; i++) { + ah = ab->ah[i]; + if (!ah) continue; - ath12k_mac_rfkill_enable_radio(ar, rfkill_radio_on); - wiphy_rfkill_set_hw_state(ar->hw->wiphy, !rfkill_radio_on); + for (j = 0; j < ah->num_radio; j++) { + ar = &ah->radio[j]; + if (!ar) + continue; + + ath12k_mac_rfkill_enable_radio(ar, rfkill_radio_on); + } + + hw = ah->hw; + wiphy_rfkill_set_hw_state(hw->wiphy, !rfkill_radio_on); } } @@ -801,6 +961,7 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab) { struct ath12k *ar; struct ath12k_pdev *pdev; + struct ath12k_hw *ah; int i; spin_lock_bh(&ab->base_lock); @@ -810,16 +971,24 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab) if (ab->is_reset) set_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags); + for (i = 0; i < ab->num_hw; i++) { + if (!ab->ah[i]) + continue; + + ah = ab->ah[i]; + ieee80211_stop_queues(ah->hw); + } + for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; ar = pdev->ar; if (!ar || ar->state == ATH12K_STATE_OFF) continue; - ieee80211_stop_queues(ar->hw); ath12k_mac_drain_tx(ar); complete(&ar->scan.started); complete(&ar->scan.completed); + complete(&ar->scan.on_channel); complete(&ar->peer_assoc_done); complete(&ar->peer_delete_done); complete(&ar->install_key_done); @@ -856,7 +1025,7 @@ static void ath12k_core_post_reconfigure_recovery(struct ath12k_base *ab) case ATH12K_STATE_ON: ar->state = ATH12K_STATE_RESTARTING; ath12k_core_halt(ar); - ieee80211_restart_hw(ar->hw); + ieee80211_restart_hw(ath12k_ar_to_hw(ar)); break; case ATH12K_STATE_OFF: ath12k_warn(ab, @@ -979,6 +1148,8 @@ int ath12k_core_pre_init(struct ath12k_base *ab) return ret; } + ath12k_fw_map(ab); + return 0; } @@ -1007,6 +1178,7 @@ void ath12k_core_deinit(struct ath12k_base *ab) ath12k_hif_power_down(ab); ath12k_mac_destroy(ab); ath12k_core_soc_destroy(ab); + ath12k_fw_unmap(ab); } void ath12k_core_free(struct ath12k_base *ab) @@ -1054,6 +1226,8 @@ struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size, ab->dev = dev; ab->hif.bus = bus; + ab->qmi.num_radios = U8_MAX; + ab->slo_capable = true; return ab; diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 8458dc292821..97e5a0ccd233 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_CORE_H @@ -13,6 +13,7 @@ #include <linux/bitfield.h> #include <linux/dmi.h> #include <linux/ctype.h> +#include <linux/firmware.h> #include "qmi.h" #include "htc.h" #include "wmi.h" @@ -24,6 +25,7 @@ #include "hal_rx.h" #include "reg.h" #include "dbring.h" +#include "fw.h" #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK) @@ -55,6 +57,11 @@ #define ATH12K_RECONFIGURE_TIMEOUT_HZ (10 * HZ) #define ATH12K_RECOVER_START_TIMEOUT_HZ (20 * HZ) +enum ath12k_bdf_search { + ATH12K_BDF_SEARCH_DEFAULT, + ATH12K_BDF_SEARCH_BUS_AND_BOARD, +}; + enum wme_ac { WME_AC_BE, WME_AC_BK, @@ -259,6 +266,7 @@ struct ath12k_vif { u8 tx_encap_type; u8 vdev_stats_id; u32 punct_bitmap; + bool ps; }; struct ath12k_vif_iter { @@ -420,7 +428,7 @@ struct ath12k_sta { }; #define ATH12K_MIN_5G_FREQ 4150 -#define ATH12K_MIN_6G_FREQ 5945 +#define ATH12K_MIN_6G_FREQ 5925 #define ATH12K_MAX_6G_FREQ 7115 #define ATH12K_NUM_CHANS 100 #define ATH12K_MAX_5G_CHAN 173 @@ -468,7 +476,7 @@ struct ath12k_per_peer_tx_stats { struct ath12k { struct ath12k_base *ab; struct ath12k_pdev *pdev; - struct ieee80211_hw *hw; + struct ath12k_hw *ah; struct ath12k_wmi_pdev *wmi; struct ath12k_pdev_dp dp; u8 mac_addr[ETH_ALEN]; @@ -532,6 +540,7 @@ struct ath12k { /* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */ u8 pdev_idx; u8 lmac_id; + u8 hw_link_id; struct completion peer_assoc_done; struct completion peer_delete_done; @@ -591,6 +600,13 @@ struct ath12k { int monitor_vdev_id; }; +struct ath12k_hw { + struct ieee80211_hw *hw; + + u8 num_radio; + struct ath12k radio[] __aligned(sizeof(void *)); +}; + struct ath12k_band_cap { u32 phy_id; u32 max_bw_supported; @@ -724,6 +740,16 @@ struct ath12k_base { u8 fw_pdev_count; struct ath12k_pdev __rcu *pdevs_active[MAX_RADIOS]; + + /* Holds information of wiphy (hw) registration. + * + * In Multi/Single Link Operation case, all pdevs are registered as + * a single wiphy. In other (legacy/Non-MLO) cases, each pdev is + * registered as separate wiphys. + */ + struct ath12k_hw *ah[MAX_RADIOS]; + u8 num_hw; + struct ath12k_wmi_hal_reg_capabilities_ext_arg hal_reg_cap[MAX_RADIOS]; unsigned long long free_vdev_map; unsigned long long free_vdev_stats_id_map; @@ -793,10 +819,44 @@ struct ath12k_base { /* true means radio is on */ bool rfkill_radio_on; + struct { + enum ath12k_bdf_search bdf_search; + u32 vendor; + u32 device; + u32 subsystem_vendor; + u32 subsystem_device; + } id; + + struct { + u32 api_version; + + const struct firmware *fw; + const u8 *amss_data; + size_t amss_len; + const u8 *amss_dualmac_data; + size_t amss_dualmac_len; + const u8 *m3_data; + size_t m3_len; + + DECLARE_BITMAP(fw_features, ATH12K_FW_FEATURE_COUNT); + } fw; + + const struct hal_rx_ops *hal_rx_ops; + + /* slo_capable denotes if the single/multi link operation + * is supported within the same chip (SoC). + */ + bool slo_capable; + /* must be last */ u8 drv_priv[] __aligned(sizeof(void *)); }; +struct ath12k_pdev_map { + struct ath12k_base *ab; + u8 pdev_idx; +}; + int ath12k_core_qmi_firmware_ready(struct ath12k_base *ab); int ath12k_core_pre_init(struct ath12k_base *ab); int ath12k_core_init(struct ath12k_base *ath12k); @@ -810,6 +870,7 @@ int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab, int ath12k_core_fetch_bdf(struct ath12k_base *ath12k, struct ath12k_board_data *bd); void ath12k_core_free_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd); +int ath12k_core_fetch_regdb(struct ath12k_base *ab, struct ath12k_board_data *bd); int ath12k_core_check_dt(struct ath12k_base *ath12k); int ath12k_core_check_smbios(struct ath12k_base *ab); void ath12k_core_halt(struct ath12k *ar); @@ -818,6 +879,9 @@ int ath12k_core_suspend(struct ath12k_base *ab); const struct firmware *ath12k_core_firmware_request(struct ath12k_base *ab, const char *filename); +u32 ath12k_core_get_max_station_per_radio(struct ath12k_base *ab); +u32 ath12k_core_get_max_peers_per_radio(struct ath12k_base *ab); +u32 ath12k_core_get_max_num_tids(struct ath12k_base *ab); static inline const char *ath12k_scan_state_str(enum ath12k_scan_state state) { @@ -882,4 +946,18 @@ static inline const char *ath12k_bus_str(enum ath12k_bus bus) return "unknown"; } +static inline struct ath12k_hw *ath12k_hw_to_ah(struct ieee80211_hw *hw) +{ + return hw->priv; +} + +static inline struct ath12k *ath12k_ah_to_ar(struct ath12k_hw *ah) +{ + return ah->radio; +} + +static inline struct ieee80211_hw *ath12k_ar_to_hw(struct ath12k *ar) +{ + return ar->ah->hw; +} #endif /* _CORE_H_ */ diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c index a6f81f2f97ef..c8e1b244b69e 100644 --- a/drivers/net/wireless/ath/ath12k/dp.c +++ b/drivers/net/wireless/ath/ath12k/dp.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <crypto/hash.h> @@ -997,6 +997,29 @@ void ath12k_dp_pdev_pre_alloc(struct ath12k_base *ab) } } +bool ath12k_dp_wmask_compaction_rx_tlv_supported(struct ath12k_base *ab) +{ + if (test_bit(WMI_TLV_SERVICE_WMSK_COMPACTION_RX_TLVS, ab->wmi_ab.svc_map) && + ab->hw_params->hal_ops->rxdma_ring_wmask_rx_mpdu_start && + ab->hw_params->hal_ops->rxdma_ring_wmask_rx_msdu_end && + ab->hw_params->hal_ops->get_hal_rx_compact_ops) { + return true; + } + return false; +} + +void ath12k_dp_hal_rx_desc_init(struct ath12k_base *ab) +{ + if (ath12k_dp_wmask_compaction_rx_tlv_supported(ab)) { + /* RX TLVS compaction is supported, hence change the hal_rx_ops + * to compact hal_rx_ops. + */ + ab->hal_rx_ops = ab->hw_params->hal_ops->get_hal_rx_compact_ops(); + } + ab->hal.hal_desc_sz = + ab->hal_rx_ops->rx_desc_get_desc_size(); +} + static void ath12k_dp_service_mon_ring(struct timer_list *t) { struct ath12k_base *ab = from_timer(ab, t, mon_reap_timer); diff --git a/drivers/net/wireless/ath/ath12k/dp.h b/drivers/net/wireless/ath/ath12k/dp.h index 1df3cdd46140..eb2dd408e081 100644 --- a/drivers/net/wireless/ath/ath12k/dp.h +++ b/drivers/net/wireless/ath/ath12k/dp.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_DP_H @@ -150,7 +150,7 @@ struct ath12k_pdev_dp { #define DP_RX_HASH_ENABLE 1 /* Enable hash based Rx steering */ -#define DP_BA_WIN_SZ_MAX 256 +#define DP_BA_WIN_SZ_MAX 1024 #define DP_TCL_NUM_RING_MAX 4 @@ -170,6 +170,7 @@ struct ath12k_pdev_dp { #define DP_REO_CMD_RING_SIZE 128 #define DP_REO_STATUS_RING_SIZE 2048 #define DP_RXDMA_BUF_RING_SIZE 4096 +#define DP_RX_MAC_BUF_RING_SIZE 2048 #define DP_RXDMA_REFILL_RING_SIZE 2048 #define DP_RXDMA_ERR_DST_RING_SIZE 1024 #define DP_RXDMA_MON_STATUS_RING_SIZE 1024 @@ -765,6 +766,11 @@ enum htt_stats_internal_ppdu_frametype { #define HTT_RX_RING_SELECTION_CFG_RX_MSDU_START_OFFSET GENMASK(31, 16) #define HTT_RX_RING_SELECTION_CFG_RX_ATTENTION_OFFSET GENMASK(15, 0) +#define HTT_RX_RING_SELECTION_CFG_WORD_MASK_COMPACT_SET BIT(23) +#define HTT_RX_RING_SELECTION_CFG_RX_MPDU_START_MASK GENMASK(15, 0) +#define HTT_RX_RING_SELECTION_CFG_RX_MPDU_END_MASK GENMASK(18, 16) +#define HTT_RX_RING_SELECTION_CFG_RX_MSDU_END_MASK GENMASK(16, 0) + enum htt_rx_filter_tlv_flags { HTT_RX_FILTER_TLV_FLAGS_MPDU_START = BIT(0), HTT_RX_FILTER_TLV_FLAGS_MSDU_START = BIT(1), @@ -1088,6 +1094,11 @@ struct htt_rx_ring_selection_cfg_cmd { __le32 rx_mpdu_offset; __le32 rx_msdu_offset; __le32 rx_attn_offset; + __le32 info2; + __le32 reserved[2]; + __le32 rx_mpdu_start_end_mask; + __le32 rx_msdu_end_word_mask; + __le32 info3; } __packed; struct htt_rx_ring_tlv_filter { @@ -1104,6 +1115,9 @@ struct htt_rx_ring_tlv_filter { u16 rx_msdu_end_offset; u16 rx_msdu_start_offset; u16 rx_attn_offset; + u16 rx_mpdu_start_wmask; + u16 rx_mpdu_end_wmask; + u32 rx_msdu_end_wmask; }; #define HTT_STATS_FRAME_CTRL_TYPE_MGMT 0x0 @@ -1820,4 +1834,6 @@ struct ath12k_rx_desc_info *ath12k_dp_get_rx_desc(struct ath12k_base *ab, u32 cookie); struct ath12k_tx_desc_info *ath12k_dp_get_tx_desc(struct ath12k_base *ab, u32 desc_id); +bool ath12k_dp_wmask_compaction_rx_tlv_supported(struct ath12k_base *ab); +void ath12k_dp_hal_rx_desc_init(struct ath12k_base *ab); #endif diff --git a/drivers/net/wireless/ath/ath12k/dp_mon.c b/drivers/net/wireless/ath/ath12k/dp_mon.c index be4b39f5fa80..2d56913a75d0 100644 --- a/drivers/net/wireless/ath/ath12k/dp_mon.c +++ b/drivers/net/wireless/ath/ath12k/dp_mon.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "dp_mon.h" @@ -864,7 +864,7 @@ static void ath12k_dp_mon_rx_msdus_set_payload(struct ath12k *ar, struct sk_buff { u32 rx_pkt_offset, l2_hdr_offset; - rx_pkt_offset = ar->ab->hw_params->hal_desc_sz; + rx_pkt_offset = ar->ab->hal.hal_desc_sz; l2_hdr_offset = ath12k_dp_rx_h_l3pad(ar->ab, (struct hal_rx_desc *)msdu->data); skb_pull(msdu, rx_pkt_offset + l2_hdr_offset); @@ -917,7 +917,8 @@ ath12k_dp_mon_rx_merg_msdus(struct ath12k *ar, u8 qos_pkt = 0; rx_desc = (struct hal_rx_desc *)head_msdu->data; - hdr_desc = ab->hw_params->hal_ops->rx_desc_get_msdu_payload(rx_desc); + hdr_desc = + ab->hal_rx_ops->rx_desc_get_msdu_payload(rx_desc); /* Base size */ wh = (struct ieee80211_hdr_3addr *)hdr_desc; @@ -1130,7 +1131,7 @@ static void ath12k_dp_mon_rx_deliver_msdu(struct ath12k *ar, struct napi_struct !(is_mcbc && rx_status->flag & RX_FLAG_DECRYPTED)) rx_status->flag |= RX_FLAG_8023; - ieee80211_rx_napi(ar->hw, pubsta, msdu, napi); + ieee80211_rx_napi(ath12k_ar_to_hw(ar), pubsta, msdu, napi); } static int ath12k_dp_mon_rx_deliver(struct ath12k *ar, u32 mac_id, diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 1ee83f765929..ca76c018dd0c 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/ieee80211.h> @@ -23,34 +23,34 @@ static enum hal_encrypt_type ath12k_dp_rx_h_enctype(struct ath12k_base *ab, struct hal_rx_desc *desc) { - if (!ab->hw_params->hal_ops->rx_desc_encrypt_valid(desc)) + if (!ab->hal_rx_ops->rx_desc_encrypt_valid(desc)) return HAL_ENCRYPT_TYPE_OPEN; - return ab->hw_params->hal_ops->rx_desc_get_encrypt_type(desc); + return ab->hal_rx_ops->rx_desc_get_encrypt_type(desc); } u8 ath12k_dp_rx_h_decap_type(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_decap_type(desc); + return ab->hal_rx_ops->rx_desc_get_decap_type(desc); } static u8 ath12k_dp_rx_h_mesh_ctl_present(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mesh_ctl(desc); + return ab->hal_rx_ops->rx_desc_get_mesh_ctl(desc); } static bool ath12k_dp_rx_h_seq_ctrl_valid(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mpdu_seq_ctl_vld(desc); + return ab->hal_rx_ops->rx_desc_get_mpdu_seq_ctl_vld(desc); } static bool ath12k_dp_rx_h_fc_valid(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mpdu_fc_valid(desc); + return ab->hal_rx_ops->rx_desc_get_mpdu_fc_valid(desc); } static bool ath12k_dp_rx_h_more_frags(struct ath12k_base *ab, @@ -58,7 +58,7 @@ static bool ath12k_dp_rx_h_more_frags(struct ath12k_base *ab, { struct ieee80211_hdr *hdr; - hdr = (struct ieee80211_hdr *)(skb->data + ab->hw_params->hal_desc_sz); + hdr = (struct ieee80211_hdr *)(skb->data + ab->hal.hal_desc_sz); return ieee80211_has_morefrags(hdr->frame_control); } @@ -67,156 +67,156 @@ static u16 ath12k_dp_rx_h_frag_no(struct ath12k_base *ab, { struct ieee80211_hdr *hdr; - hdr = (struct ieee80211_hdr *)(skb->data + ab->hw_params->hal_desc_sz); + hdr = (struct ieee80211_hdr *)(skb->data + ab->hal.hal_desc_sz); return le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG; } static u16 ath12k_dp_rx_h_seq_no(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mpdu_start_seq_no(desc); + return ab->hal_rx_ops->rx_desc_get_mpdu_start_seq_no(desc); } static bool ath12k_dp_rx_h_msdu_done(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->dp_rx_h_msdu_done(desc); + return ab->hal_rx_ops->dp_rx_h_msdu_done(desc); } static bool ath12k_dp_rx_h_l4_cksum_fail(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->dp_rx_h_l4_cksum_fail(desc); + return ab->hal_rx_ops->dp_rx_h_l4_cksum_fail(desc); } static bool ath12k_dp_rx_h_ip_cksum_fail(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->dp_rx_h_ip_cksum_fail(desc); + return ab->hal_rx_ops->dp_rx_h_ip_cksum_fail(desc); } static bool ath12k_dp_rx_h_is_decrypted(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->dp_rx_h_is_decrypted(desc); + return ab->hal_rx_ops->dp_rx_h_is_decrypted(desc); } u32 ath12k_dp_rx_h_mpdu_err(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->dp_rx_h_mpdu_err(desc); + return ab->hal_rx_ops->dp_rx_h_mpdu_err(desc); } static u16 ath12k_dp_rx_h_msdu_len(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_msdu_len(desc); + return ab->hal_rx_ops->rx_desc_get_msdu_len(desc); } static u8 ath12k_dp_rx_h_sgi(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_msdu_sgi(desc); + return ab->hal_rx_ops->rx_desc_get_msdu_sgi(desc); } static u8 ath12k_dp_rx_h_rate_mcs(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_msdu_rate_mcs(desc); + return ab->hal_rx_ops->rx_desc_get_msdu_rate_mcs(desc); } static u8 ath12k_dp_rx_h_rx_bw(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_msdu_rx_bw(desc); + return ab->hal_rx_ops->rx_desc_get_msdu_rx_bw(desc); } static u32 ath12k_dp_rx_h_freq(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_msdu_freq(desc); + return ab->hal_rx_ops->rx_desc_get_msdu_freq(desc); } static u8 ath12k_dp_rx_h_pkt_type(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_msdu_pkt_type(desc); + return ab->hal_rx_ops->rx_desc_get_msdu_pkt_type(desc); } static u8 ath12k_dp_rx_h_nss(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return hweight8(ab->hw_params->hal_ops->rx_desc_get_msdu_nss(desc)); + return hweight8(ab->hal_rx_ops->rx_desc_get_msdu_nss(desc)); } static u8 ath12k_dp_rx_h_tid(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mpdu_tid(desc); + return ab->hal_rx_ops->rx_desc_get_mpdu_tid(desc); } static u16 ath12k_dp_rx_h_peer_id(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mpdu_peer_id(desc); + return ab->hal_rx_ops->rx_desc_get_mpdu_peer_id(desc); } u8 ath12k_dp_rx_h_l3pad(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_l3_pad_bytes(desc); + return ab->hal_rx_ops->rx_desc_get_l3_pad_bytes(desc); } static bool ath12k_dp_rx_h_first_msdu(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_first_msdu(desc); + return ab->hal_rx_ops->rx_desc_get_first_msdu(desc); } static bool ath12k_dp_rx_h_last_msdu(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_last_msdu(desc); + return ab->hal_rx_ops->rx_desc_get_last_msdu(desc); } static void ath12k_dp_rx_desc_end_tlv_copy(struct ath12k_base *ab, struct hal_rx_desc *fdesc, struct hal_rx_desc *ldesc) { - ab->hw_params->hal_ops->rx_desc_copy_end_tlv(fdesc, ldesc); + ab->hal_rx_ops->rx_desc_copy_end_tlv(fdesc, ldesc); } static void ath12k_dp_rxdesc_set_msdu_len(struct ath12k_base *ab, struct hal_rx_desc *desc, u16 len) { - ab->hw_params->hal_ops->rx_desc_set_msdu_len(desc, len); + ab->hal_rx_ops->rx_desc_set_msdu_len(desc, len); } static bool ath12k_dp_rx_h_is_da_mcbc(struct ath12k_base *ab, struct hal_rx_desc *desc) { return (ath12k_dp_rx_h_first_msdu(ab, desc) && - ab->hw_params->hal_ops->rx_desc_is_da_mcbc(desc)); + ab->hal_rx_ops->rx_desc_is_da_mcbc(desc)); } static bool ath12k_dp_rxdesc_mac_addr2_valid(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_mac_addr2_valid(desc); + return ab->hal_rx_ops->rx_desc_mac_addr2_valid(desc); } static u8 *ath12k_dp_rxdesc_get_mpdu_start_addr2(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_mpdu_start_addr2(desc); + return ab->hal_rx_ops->rx_desc_mpdu_start_addr2(desc); } static void ath12k_dp_rx_desc_get_dot11_hdr(struct ath12k_base *ab, struct hal_rx_desc *desc, struct ieee80211_hdr *hdr) { - ab->hw_params->hal_ops->rx_desc_get_dot11_hdr(desc, hdr); + ab->hal_rx_ops->rx_desc_get_dot11_hdr(desc, hdr); } static void ath12k_dp_rx_desc_get_crypto_header(struct ath12k_base *ab, @@ -224,13 +224,19 @@ static void ath12k_dp_rx_desc_get_crypto_header(struct ath12k_base *ab, u8 *crypto_hdr, enum hal_encrypt_type enctype) { - ab->hw_params->hal_ops->rx_desc_get_crypto_header(desc, crypto_hdr, enctype); + ab->hal_rx_ops->rx_desc_get_crypto_header(desc, crypto_hdr, enctype); } static u16 ath12k_dp_rxdesc_get_mpdu_frame_ctrl(struct ath12k_base *ab, struct hal_rx_desc *desc) { - return ab->hw_params->hal_ops->rx_desc_get_mpdu_frame_ctl(desc); + return ab->hal_rx_ops->rx_desc_get_mpdu_frame_ctl(desc); +} + +static inline u8 ath12k_dp_rx_get_msdu_src_link(struct ath12k_base *ab, + struct hal_rx_desc *desc) +{ + return ab->hal_rx_ops->rx_desc_get_msdu_src_link_id(desc); } static int ath12k_dp_purge_mon_ring(struct ath12k_base *ab) @@ -1761,7 +1767,7 @@ static int ath12k_dp_rx_msdu_coalesce(struct ath12k *ar, int buf_first_hdr_len, buf_first_len; struct hal_rx_desc *ldesc; int space_extra, rem_len, buf_len; - u32 hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; /* As the msdu is spread across multiple rx buffers, * find the offset to the start of msdu for computing @@ -2458,7 +2464,7 @@ static void ath12k_dp_rx_deliver_msdu(struct ath12k *ar, struct napi_struct *nap !(is_mcbc && rx_status->flag & RX_FLAG_DECRYPTED)) rx_status->flag |= RX_FLAG_8023; - ieee80211_rx_napi(ar->hw, pubsta, msdu, napi); + ieee80211_rx_napi(ath12k_ar_to_hw(ar), pubsta, msdu, napi); } static int ath12k_dp_rx_process_msdu(struct ath12k *ar, @@ -2473,7 +2479,7 @@ static int ath12k_dp_rx_process_msdu(struct ath12k *ar, u8 l3_pad_bytes; u16 msdu_len; int ret; - u32 hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; last_buf = ath12k_dp_rx_get_msdu_last_buf(msdu_list, msdu); if (!last_buf) { @@ -2804,7 +2810,7 @@ static int ath12k_dp_rx_h_verify_tkip_mic(struct ath12k *ar, struct ath12k_peer u8 mic[IEEE80211_CCMP_MIC_LEN]; int head_len, tail_len, ret; size_t data_len; - u32 hdr_len, hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hdr_len, hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; u8 *key, *data; u8 key_idx; @@ -2844,7 +2850,7 @@ mic_fail: ath12k_dp_rx_h_ppdu(ar, rx_desc, rxs); ath12k_dp_rx_h_undecap(ar, msdu, rx_desc, HAL_ENCRYPT_TYPE_TKIP_MIC, rxs, true); - ieee80211_rx(ar->hw, msdu); + ieee80211_rx(ath12k_ar_to_hw(ar), msdu); return -EINVAL; } @@ -2854,7 +2860,7 @@ static void ath12k_dp_rx_h_undecap_frag(struct ath12k *ar, struct sk_buff *msdu, struct ieee80211_hdr *hdr; size_t hdr_len; size_t crypto_len; - u32 hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; if (!flags) return; @@ -2892,7 +2898,7 @@ static int ath12k_dp_rx_h_defrag(struct ath12k *ar, bool is_decrypted = false; int msdu_len = 0; int extra_space; - u32 flags, hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 flags, hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; first_frag = skb_peek(&rx_tid->rx_frags); last_frag = skb_peek_tail(&rx_tid->rx_frags); @@ -2968,7 +2974,7 @@ static int ath12k_dp_rx_h_defrag_reo_reinject(struct ath12k *ar, struct ath12k_rx_desc_info *desc_info; u8 dst_ind; - hal_rx_desc_sz = ab->hw_params->hal_desc_sz; + hal_rx_desc_sz = ab->hal.hal_desc_sz; link_desc_banks = dp->link_desc_banks; reo_dest_ring = rx_tid->dst_ring_desc; @@ -3122,7 +3128,7 @@ static u64 ath12k_dp_rx_h_get_pn(struct ath12k *ar, struct sk_buff *skb) struct ieee80211_hdr *hdr; u64 pn = 0; u8 *ehdr; - u32 hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; hdr = (struct ieee80211_hdr *)(skb->data + hal_rx_desc_sz); ehdr = skb->data + hal_rx_desc_sz + ieee80211_hdrlen(hdr->frame_control); @@ -3305,7 +3311,7 @@ ath12k_dp_process_rx_err_buf(struct ath12k *ar, struct hal_reo_dest_ring *desc, struct ath12k_skb_rxcb *rxcb; struct hal_rx_desc *rx_desc; u16 msdu_len; - u32 hal_rx_desc_sz = ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ab->hal.hal_desc_sz; struct ath12k_rx_desc_info *desc_info; u64 desc_va; @@ -3486,7 +3492,7 @@ static void ath12k_dp_rx_null_q_desc_sg_drop(struct ath12k *ar, int n_buffs; n_buffs = DIV_ROUND_UP(msdu_len, - (DP_RX_BUFFER_SIZE - ar->ab->hw_params->hal_desc_sz)); + (DP_RX_BUFFER_SIZE - ar->ab->hal.hal_desc_sz)); skb_queue_walk_safe(msdu_list, skb, tmp) { rxcb = ATH12K_SKB_RXCB(skb); @@ -3510,7 +3516,7 @@ static int ath12k_dp_rx_h_null_q_desc(struct ath12k *ar, struct sk_buff *msdu, struct hal_rx_desc *desc = (struct hal_rx_desc *)msdu->data; u8 l3pad_bytes; struct ath12k_skb_rxcb *rxcb = ATH12K_SKB_RXCB(msdu); - u32 hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; msdu_len = ath12k_dp_rx_h_msdu_len(ab, desc); @@ -3607,7 +3613,7 @@ static void ath12k_dp_rx_h_tkip_mic_err(struct ath12k *ar, struct sk_buff *msdu, struct hal_rx_desc *desc = (struct hal_rx_desc *)msdu->data; u8 l3pad_bytes; struct ath12k_skb_rxcb *rxcb = ATH12K_SKB_RXCB(msdu); - u32 hal_rx_desc_sz = ar->ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ar->ab->hal.hal_desc_sz; rxcb->is_first_msdu = ath12k_dp_rx_h_first_msdu(ab, desc); rxcb->is_last_msdu = ath12k_dp_rx_h_last_msdu(ab, desc); @@ -3695,16 +3701,15 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, struct hal_rx_wbm_rel_info err_info; struct hal_srng *srng; struct sk_buff *msdu; - struct sk_buff_head msdu_list[MAX_RADIOS]; + struct sk_buff_head msdu_list; struct ath12k_skb_rxcb *rxcb; void *rx_desc; - int mac_id; + u8 mac_id; int num_buffs_reaped = 0; struct ath12k_rx_desc_info *desc_info; - int ret, i; + int ret, pdev_id; - for (i = 0; i < ab->num_radios; i++) - __skb_queue_head_init(&msdu_list[i]); + __skb_queue_head_init(&msdu_list); srng = &ab->hal.srng_list[dp->rx_rel_ring.ring_id]; rx_ring = &dp->rx_refill_buf_ring; @@ -3737,11 +3742,6 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, } } - /* FIXME: Extract mac id correctly. Since descs are not tied - * to mac, we can extract from vdev id in ring desc. - */ - mac_id = 0; - if (desc_info->magic != ATH12K_DP_RX_DESC_MAGIC) ath12k_warn(ab, "WBM RX err, Check HW CC implementation"); @@ -3771,7 +3771,8 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, rxcb->err_rel_src = err_info.err_rel_src; rxcb->err_code = err_info.err_code; rxcb->rx_desc = (struct hal_rx_desc *)msdu->data; - __skb_queue_tail(&msdu_list[mac_id], msdu); + + __skb_queue_tail(&msdu_list, msdu); rxcb->is_first_msdu = err_info.first_msdu; rxcb->is_last_msdu = err_info.last_msdu; @@ -3788,21 +3789,22 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped); rcu_read_lock(); - for (i = 0; i < ab->num_radios; i++) { - if (!rcu_dereference(ab->pdevs_active[i])) { - __skb_queue_purge(&msdu_list[i]); + while ((msdu = __skb_dequeue(&msdu_list))) { + mac_id = ath12k_dp_rx_get_msdu_src_link(ab, + (struct hal_rx_desc *)msdu->data); + pdev_id = ath12k_hw_mac_id_to_pdev_id(ab->hw_params, mac_id); + ar = ab->pdevs[pdev_id].ar; + + if (!ar || !rcu_dereference(ar->ab->pdevs_active[mac_id])) { + dev_kfree_skb_any(msdu); continue; } - ar = ab->pdevs[i].ar; - if (test_bit(ATH12K_CAC_RUNNING, &ar->dev_flags)) { - __skb_queue_purge(&msdu_list[i]); + dev_kfree_skb_any(msdu); continue; } - - while ((msdu = __skb_dequeue(&msdu_list[i])) != NULL) - ath12k_dp_rx_wbm_err(ar, napi, msdu, &msdu_list[i]); + ath12k_dp_rx_wbm_err(ar, napi, msdu, &msdu_list); } rcu_read_unlock(); done: @@ -3922,7 +3924,7 @@ int ath12k_dp_rxdma_ring_sel_config_qcn9274(struct ath12k_base *ab) struct htt_rx_ring_tlv_filter tlv_filter = {0}; u32 ring_id; int ret; - u32 hal_rx_desc_sz = ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ab->hal.hal_desc_sz; ring_id = dp->rx_refill_buf_ring.refill_buf_ring.ring_id; @@ -3935,14 +3937,20 @@ int ath12k_dp_rxdma_ring_sel_config_qcn9274(struct ath12k_base *ab) tlv_filter.rx_packet_offset = hal_rx_desc_sz; tlv_filter.rx_mpdu_start_offset = - ab->hw_params->hal_ops->rx_desc_get_mpdu_start_offset(); + ab->hal_rx_ops->rx_desc_get_mpdu_start_offset(); tlv_filter.rx_msdu_end_offset = - ab->hw_params->hal_ops->rx_desc_get_msdu_end_offset(); + ab->hal_rx_ops->rx_desc_get_msdu_end_offset(); + + if (ath12k_dp_wmask_compaction_rx_tlv_supported(ab)) { + tlv_filter.rx_mpdu_start_wmask = + ab->hw_params->hal_ops->rxdma_ring_wmask_rx_mpdu_start(); + tlv_filter.rx_msdu_end_wmask = + ab->hw_params->hal_ops->rxdma_ring_wmask_rx_msdu_end(); + ath12k_dbg(ab, ATH12K_DBG_DATA, + "Configuring compact tlv masks rx_mpdu_start_wmask 0x%x rx_msdu_end_wmask 0x%x\n", + tlv_filter.rx_mpdu_start_wmask, tlv_filter.rx_msdu_end_wmask); + } - /* TODO: Selectively subscribe to required qwords within msdu_end - * and mpdu_start and setup the mask in below msg - * and modify the rx_desc struct - */ ret = ath12k_dp_tx_htt_rx_filter_setup(ab, ring_id, 0, HAL_RXDMA_BUF, DP_RXDMA_REFILL_RING_SIZE, @@ -3957,7 +3965,7 @@ int ath12k_dp_rxdma_ring_sel_config_wcn7850(struct ath12k_base *ab) struct htt_rx_ring_tlv_filter tlv_filter = {0}; u32 ring_id; int ret; - u32 hal_rx_desc_sz = ab->hw_params->hal_desc_sz; + u32 hal_rx_desc_sz = ab->hal.hal_desc_sz; int i; ring_id = dp->rx_refill_buf_ring.refill_buf_ring.ring_id; @@ -3973,9 +3981,9 @@ int ath12k_dp_rxdma_ring_sel_config_wcn7850(struct ath12k_base *ab) tlv_filter.rx_header_offset = offsetof(struct hal_rx_desc_wcn7850, pkt_hdr_tlv); tlv_filter.rx_mpdu_start_offset = - ab->hw_params->hal_ops->rx_desc_get_mpdu_start_offset(); + ab->hal_rx_ops->rx_desc_get_mpdu_start_offset(); tlv_filter.rx_msdu_end_offset = - ab->hw_params->hal_ops->rx_desc_get_msdu_end_offset(); + ab->hal_rx_ops->rx_desc_get_msdu_end_offset(); /* TODO: Selectively subscribe to required qwords within msdu_end * and mpdu_start and setup the mask in below msg @@ -4086,7 +4094,7 @@ int ath12k_dp_rx_alloc(struct ath12k_base *ab) ret = ath12k_dp_srng_setup(ab, &dp->rx_mac_buf_ring[i], HAL_RXDMA_BUF, 1, - i, 1024); + i, DP_RX_MAC_BUF_RING_SIZE); if (ret) { ath12k_warn(ab, "failed to setup rx_mac_buf_ring %d\n", i); diff --git a/drivers/net/wireless/ath/ath12k/dp_tx.c b/drivers/net/wireless/ath/ath12k/dp_tx.c index 62f9cdbb811c..572b87153647 100644 --- a/drivers/net/wireless/ath/ath12k/dp_tx.c +++ b/drivers/net/wireless/ath/ath12k/dp_tx.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "core.h" @@ -151,7 +151,7 @@ int ath12k_dp_tx(struct ath12k *ar, struct ath12k_vif *arvif, if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) && !ieee80211_is_data(hdr->frame_control)) - return -ENOTSUPP; + return -EOPNOTSUPP; pool_id = skb_get_queue_mapping(skb) & (ATH12K_HW_MAX_QUEUES - 1); @@ -401,7 +401,7 @@ ath12k_dp_tx_htt_tx_complete_buf(struct ath12k_base *ab, } } - ieee80211_tx_status_skb(ar->hw, msdu); + ieee80211_tx_status_skb(ath12k_ar_to_hw(ar), msdu); } static void @@ -498,7 +498,7 @@ static void ath12k_dp_tx_complete_msdu(struct ath12k *ar, * Might end up reporting it out-of-band from HTT stats. */ - ieee80211_tx_status_skb(ar->hw, msdu); + ieee80211_tx_status_skb(ath12k_ar_to_hw(ar), msdu); exit: rcu_read_unlock(); @@ -837,7 +837,7 @@ int ath12k_dp_tx_htt_h2t_ver_req_msg(struct ath12k_base *ab) if (dp->htt_tgt_ver_major != HTT_TARGET_VERSION_MAJOR) { ath12k_err(ab, "unsupported htt major version %d supported version is %d\n", dp->htt_tgt_ver_major, HTT_TARGET_VERSION_MAJOR); - return -ENOTSUPP; + return -EOPNOTSUPP; } return 0; @@ -964,6 +964,26 @@ int ath12k_dp_tx_htt_rx_filter_setup(struct ath12k_base *ab, u32 ring_id, HTT_RX_RING_SELECTION_CFG_RX_ATTENTION_OFFSET); } + if (tlv_filter->rx_mpdu_start_wmask > 0 && + tlv_filter->rx_msdu_end_wmask > 0) { + cmd->info2 |= + le32_encode_bits(true, + HTT_RX_RING_SELECTION_CFG_WORD_MASK_COMPACT_SET); + cmd->rx_mpdu_start_end_mask = + le32_encode_bits(tlv_filter->rx_mpdu_start_wmask, + HTT_RX_RING_SELECTION_CFG_RX_MPDU_START_MASK); + /* mpdu_end is not used for any hardwares so far + * please assign it in future if any chip is + * using through hal ops + */ + cmd->rx_mpdu_start_end_mask |= + le32_encode_bits(tlv_filter->rx_mpdu_end_wmask, + HTT_RX_RING_SELECTION_CFG_RX_MPDU_END_MASK); + cmd->rx_msdu_end_word_mask = + le32_encode_bits(tlv_filter->rx_msdu_end_wmask, + HTT_RX_RING_SELECTION_CFG_RX_MSDU_END_MASK); + } + ret = ath12k_htc_send(&ab->htc, ab->dp.eid, skb); if (ret) goto err_free; diff --git a/drivers/net/wireless/ath/ath12k/fw.c b/drivers/net/wireless/ath/ath12k/fw.c new file mode 100644 index 000000000000..5be4b2d4a19d --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/fw.c @@ -0,0 +1,171 @@ +// SPDX-License-Identifier: BSD-3-Clause-Clear +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include "core.h" + +#include "debug.h" + +static int ath12k_fw_request_firmware_api_n(struct ath12k_base *ab, + const char *name) +{ + size_t magic_len, len, ie_len; + int ie_id, i, index, bit, ret; + struct ath12k_fw_ie *hdr; + const u8 *data; + __le32 *timestamp; + + ab->fw.fw = ath12k_core_firmware_request(ab, name); + if (IS_ERR(ab->fw.fw)) { + ret = PTR_ERR(ab->fw.fw); + ath12k_dbg(ab, ATH12K_DBG_BOOT, "failed to load %s: %d\n", name, ret); + ab->fw.fw = NULL; + return ret; + } + + data = ab->fw.fw->data; + len = ab->fw.fw->size; + + /* magic also includes the null byte, check that as well */ + magic_len = strlen(ATH12K_FIRMWARE_MAGIC) + 1; + + if (len < magic_len) { + ath12k_err(ab, "firmware image too small to contain magic: %zu\n", + len); + ret = -EINVAL; + goto err; + } + + if (memcmp(data, ATH12K_FIRMWARE_MAGIC, magic_len) != 0) { + ath12k_err(ab, "Invalid firmware magic\n"); + ret = -EINVAL; + goto err; + } + + /* jump over the padding */ + magic_len = ALIGN(magic_len, 4); + + /* make sure there's space for padding */ + if (magic_len > len) { + ath12k_err(ab, "No space for padding after magic\n"); + ret = -EINVAL; + goto err; + } + + len -= magic_len; + data += magic_len; + + /* loop elements */ + while (len > sizeof(struct ath12k_fw_ie)) { + hdr = (struct ath12k_fw_ie *)data; + + ie_id = le32_to_cpu(hdr->id); + ie_len = le32_to_cpu(hdr->len); + + len -= sizeof(*hdr); + data += sizeof(*hdr); + + if (len < ie_len) { + ath12k_err(ab, "Invalid length for FW IE %d (%zu < %zu)\n", + ie_id, len, ie_len); + ret = -EINVAL; + goto err; + } + + switch (ie_id) { + case ATH12K_FW_IE_TIMESTAMP: + if (ie_len != sizeof(u32)) + break; + + timestamp = (__le32 *)data; + + ath12k_dbg(ab, ATH12K_DBG_BOOT, "found fw timestamp %d\n", + le32_to_cpup(timestamp)); + break; + case ATH12K_FW_IE_FEATURES: + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "found firmware features ie (%zd B)\n", + ie_len); + + for (i = 0; i < ATH12K_FW_FEATURE_COUNT; i++) { + index = i / 8; + bit = i % 8; + + if (index == ie_len) + break; + + if (data[index] & (1 << bit)) + __set_bit(i, ab->fw.fw_features); + } + + ath12k_dbg_dump(ab, ATH12K_DBG_BOOT, "features", "", + ab->fw.fw_features, + sizeof(ab->fw.fw_features)); + break; + case ATH12K_FW_IE_AMSS_IMAGE: + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "found fw image ie (%zd B)\n", + ie_len); + + ab->fw.amss_data = data; + ab->fw.amss_len = ie_len; + break; + case ATH12K_FW_IE_M3_IMAGE: + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "found m3 image ie (%zd B)\n", + ie_len); + + ab->fw.m3_data = data; + ab->fw.m3_len = ie_len; + break; + case ATH12K_FW_IE_AMSS_DUALMAC_IMAGE: + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "found dualmac fw image ie (%zd B)\n", + ie_len); + ab->fw.amss_dualmac_data = data; + ab->fw.amss_dualmac_len = ie_len; + break; + default: + ath12k_warn(ab, "Unknown FW IE: %u\n", ie_id); + break; + } + + /* jump over the padding */ + ie_len = ALIGN(ie_len, 4); + + /* make sure there's space for padding */ + if (ie_len > len) + break; + + len -= ie_len; + data += ie_len; + } + + return 0; + +err: + release_firmware(ab->fw.fw); + ab->fw.fw = NULL; + return ret; +} + +void ath12k_fw_map(struct ath12k_base *ab) +{ + int ret; + + ret = ath12k_fw_request_firmware_api_n(ab, ATH12K_FW_API2_FILE); + if (ret == 0) + ab->fw.api_version = 2; + else + ab->fw.api_version = 1; + + ath12k_dbg(ab, ATH12K_DBG_BOOT, "using fw api %d\n", + ab->fw.api_version); +} + +void ath12k_fw_unmap(struct ath12k_base *ab) +{ + release_firmware(ab->fw.fw); + memset(&ab->fw, 0, sizeof(ab->fw)); +} diff --git a/drivers/net/wireless/ath/ath12k/fw.h b/drivers/net/wireless/ath/ath12k/fw.h new file mode 100644 index 000000000000..3ff041f15fa0 --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/fw.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef ATH12K_FW_H +#define ATH12K_FW_H + +#define ATH12K_FW_API2_FILE "firmware-2.bin" +#define ATH12K_FIRMWARE_MAGIC "QCOM-ATH12K-FW" + +enum ath12k_fw_ie_type { + ATH12K_FW_IE_TIMESTAMP = 0, + ATH12K_FW_IE_FEATURES = 1, + ATH12K_FW_IE_AMSS_IMAGE = 2, + ATH12K_FW_IE_M3_IMAGE = 3, + ATH12K_FW_IE_AMSS_DUALMAC_IMAGE = 4, +}; + +enum ath12k_fw_features { + /* The firmware supports setting the QRTR id via register + * PCIE_LOCAL_REG_QRTR_NODE_ID + */ + ATH12K_FW_FEATURE_MULTI_QRTR_ID = 0, + + /* keep last */ + ATH12K_FW_FEATURE_COUNT, +}; + +void ath12k_fw_map(struct ath12k_base *ab); +void ath12k_fw_unmap(struct ath12k_base *ab); + +#endif /* ATH12K_FW_H */ diff --git a/drivers/net/wireless/ath/ath12k/hal.c b/drivers/net/wireless/ath/ath12k/hal.c index a489369d8068..78310da8cfe8 100644 --- a/drivers/net/wireless/ath/ath12k/hal.c +++ b/drivers/net/wireless/ath/ath12k/hal.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/dma-mapping.h> #include "hal_tx.h" @@ -449,8 +449,8 @@ static u8 *ath12k_hw_qcn9274_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc) static bool ath12k_hw_qcn9274_rx_desc_is_da_mcbc(struct hal_rx_desc *desc) { - return __le16_to_cpu(desc->u.qcn9274.msdu_end.info5) & - RX_MSDU_END_INFO5_DA_IS_MCBC; + return __le32_to_cpu(desc->u.qcn9274.mpdu_start.info6) & + RX_MPDU_START_INFO6_MCAST_BCAST; } static void ath12k_hw_qcn9274_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc, @@ -626,6 +626,21 @@ static int ath12k_hal_srng_create_config_qcn9274(struct ath12k_base *ab) return 0; } +static u16 ath12k_hal_qcn9274_rx_mpdu_start_wmask_get(void) +{ + return QCN9274_MPDU_START_WMASK; +} + +static u32 ath12k_hal_qcn9274_rx_msdu_end_wmask_get(void) +{ + return QCN9274_MSDU_END_WMASK; +} + +static const struct hal_rx_ops *ath12k_hal_qcn9274_get_hal_rx_compact_ops(void) +{ + return &hal_rx_qcn9274_compact_ops; +} + static bool ath12k_hw_qcn9274_dp_rx_h_msdu_done(struct hal_rx_desc *desc) { return !!le32_get_bits(desc->u.qcn9274.msdu_end.info14, @@ -680,7 +695,17 @@ static u32 ath12k_hw_qcn9274_dp_rx_h_mpdu_err(struct hal_rx_desc *desc) return errmap; } -const struct hal_ops hal_qcn9274_ops = { +static u32 ath12k_hw_qcn9274_get_rx_desc_size(void) +{ + return sizeof(struct hal_rx_desc_qcn9274); +} + +static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_src_link(struct hal_rx_desc *desc) +{ + return 0; +} + +const struct hal_rx_ops hal_rx_qcn9274_ops = { .rx_desc_get_first_msdu = ath12k_hw_qcn9274_rx_desc_get_first_msdu, .rx_desc_get_last_msdu = ath12k_hw_qcn9274_rx_desc_get_last_msdu, .rx_desc_get_l3_pad_bytes = ath12k_hw_qcn9274_rx_desc_get_l3_pad_bytes, @@ -712,13 +737,367 @@ const struct hal_ops hal_qcn9274_ops = { .rx_desc_get_dot11_hdr = ath12k_hw_qcn9274_rx_desc_get_dot11_hdr, .rx_desc_get_crypto_header = ath12k_hw_qcn9274_rx_desc_get_crypto_hdr, .rx_desc_get_mpdu_frame_ctl = ath12k_hw_qcn9274_rx_desc_get_mpdu_frame_ctl, - .create_srng_config = ath12k_hal_srng_create_config_qcn9274, - .tcl_to_wbm_rbm_map = ath12k_hal_qcn9274_tcl_to_wbm_rbm_map, .dp_rx_h_msdu_done = ath12k_hw_qcn9274_dp_rx_h_msdu_done, .dp_rx_h_l4_cksum_fail = ath12k_hw_qcn9274_dp_rx_h_l4_cksum_fail, .dp_rx_h_ip_cksum_fail = ath12k_hw_qcn9274_dp_rx_h_ip_cksum_fail, .dp_rx_h_is_decrypted = ath12k_hw_qcn9274_dp_rx_h_is_decrypted, .dp_rx_h_mpdu_err = ath12k_hw_qcn9274_dp_rx_h_mpdu_err, + .rx_desc_get_desc_size = ath12k_hw_qcn9274_get_rx_desc_size, + .rx_desc_get_msdu_src_link_id = ath12k_hw_qcn9274_rx_desc_get_msdu_src_link, +}; + +static bool ath12k_hw_qcn9274_compact_rx_desc_get_first_msdu(struct hal_rx_desc *desc) +{ + return !!le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5, + RX_MSDU_END_INFO5_FIRST_MSDU); +} + +static bool ath12k_hw_qcn9274_compact_rx_desc_get_last_msdu(struct hal_rx_desc *desc) +{ + return !!le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5, + RX_MSDU_END_INFO5_LAST_MSDU); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_l3_pad_bytes(struct hal_rx_desc *desc) +{ + return le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5, + RX_MSDU_END_INFO5_L3_HDR_PADDING); +} + +static bool ath12k_hw_qcn9274_compact_rx_desc_encrypt_valid(struct hal_rx_desc *desc) +{ + return !!le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4, + RX_MPDU_START_INFO4_ENCRYPT_INFO_VALID); +} + +static u32 ath12k_hw_qcn9274_compact_rx_desc_get_encrypt_type(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info2, + RX_MPDU_START_INFO2_ENC_TYPE); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_decap_type(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info11, + RX_MSDU_END_INFO11_DECAP_FORMAT); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274.msdu_end.info11, + RX_MSDU_END_INFO11_MESH_CTRL_PRESENT); +} + +static bool +ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc) +{ + return !!le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4, + RX_MPDU_START_INFO4_MPDU_SEQ_CTRL_VALID); +} + +static bool ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc *desc) +{ + return !!le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4, + RX_MPDU_START_INFO4_MPDU_FCTRL_VALID); +} + +static u16 +ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4, + RX_MPDU_START_INFO4_MPDU_SEQ_NUM); +} + +static u16 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_len(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info10, + RX_MSDU_END_INFO10_MSDU_LENGTH); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_sgi(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12, + RX_MSDU_END_INFO12_SGI); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12, + RX_MSDU_END_INFO12_RATE_MCS); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rx_bw(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12, + RX_MSDU_END_INFO12_RECV_BW); +} + +static u32 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_freq(struct hal_rx_desc *desc) +{ + return __le32_to_cpu(desc->u.qcn9274_compact.msdu_end.phy_meta_data); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_pkt_type(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12, + RX_MSDU_END_INFO12_PKT_TYPE); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_nss(struct hal_rx_desc *desc) +{ + return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12, + RX_MSDU_END_QCN9274_INFO12_MIMO_SS_BITMAP); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_tid(struct hal_rx_desc *desc) +{ + return le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5, + RX_MSDU_END_QCN9274_INFO5_TID); +} + +static u16 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_peer_id(struct hal_rx_desc *desc) +{ + return __le16_to_cpu(desc->u.qcn9274_compact.mpdu_start.sw_peer_id); +} + +static void ath12k_hw_qcn9274_compact_rx_desc_copy_end_tlv(struct hal_rx_desc *fdesc, + struct hal_rx_desc *ldesc) +{ + fdesc->u.qcn9274_compact.msdu_end = ldesc->u.qcn9274_compact.msdu_end; +} + +static u32 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc *desc) +{ + return __le16_to_cpu(desc->u.qcn9274_compact.mpdu_start.phy_ppdu_id); +} + +static void +ath12k_hw_qcn9274_compact_rx_desc_set_msdu_len(struct hal_rx_desc *desc, u16 len) +{ + u32 info = __le32_to_cpu(desc->u.qcn9274_compact.msdu_end.info10); + + info = u32_replace_bits(info, len, RX_MSDU_END_INFO10_MSDU_LENGTH); + desc->u.qcn9274_compact.msdu_end.info10 = __cpu_to_le32(info); +} + +static u8 *ath12k_hw_qcn9274_compact_rx_desc_get_msdu_payload(struct hal_rx_desc *desc) +{ + return &desc->u.qcn9274_compact.msdu_payload[0]; +} + +static u32 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_offset(void) +{ + return offsetof(struct hal_rx_desc_qcn9274_compact, mpdu_start); +} + +static u32 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_end_offset(void) +{ + return offsetof(struct hal_rx_desc_qcn9274_compact, msdu_end); +} + +static bool ath12k_hw_qcn9274_compact_rx_desc_mac_addr2_valid(struct hal_rx_desc *desc) +{ + return __le32_to_cpu(desc->u.qcn9274_compact.mpdu_start.info4) & + RX_MPDU_START_INFO4_MAC_ADDR2_VALID; +} + +static u8 *ath12k_hw_qcn9274_compact_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc) +{ + return desc->u.qcn9274_compact.mpdu_start.addr2; +} + +static bool ath12k_hw_qcn9274_compact_rx_desc_is_da_mcbc(struct hal_rx_desc *desc) +{ + return __le32_to_cpu(desc->u.qcn9274_compact.mpdu_start.info6) & + RX_MPDU_START_INFO6_MCAST_BCAST; +} + +static void ath12k_hw_qcn9274_compact_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc, + struct ieee80211_hdr *hdr) +{ + hdr->frame_control = desc->u.qcn9274_compact.mpdu_start.frame_ctrl; + hdr->duration_id = desc->u.qcn9274_compact.mpdu_start.duration; + ether_addr_copy(hdr->addr1, desc->u.qcn9274_compact.mpdu_start.addr1); + ether_addr_copy(hdr->addr2, desc->u.qcn9274_compact.mpdu_start.addr2); + ether_addr_copy(hdr->addr3, desc->u.qcn9274_compact.mpdu_start.addr3); + if (__le32_to_cpu(desc->u.qcn9274_compact.mpdu_start.info4) & + RX_MPDU_START_INFO4_MAC_ADDR4_VALID) { + ether_addr_copy(hdr->addr4, desc->u.qcn9274_compact.mpdu_start.addr4); + } + hdr->seq_ctrl = desc->u.qcn9274_compact.mpdu_start.seq_ctrl; +} + +static void +ath12k_hw_qcn9274_compact_rx_desc_get_crypto_hdr(struct hal_rx_desc *desc, + u8 *crypto_hdr, + enum hal_encrypt_type enctype) +{ + unsigned int key_id; + + switch (enctype) { + case HAL_ENCRYPT_TYPE_OPEN: + return; + case HAL_ENCRYPT_TYPE_TKIP_NO_MIC: + case HAL_ENCRYPT_TYPE_TKIP_MIC: + crypto_hdr[0] = + HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274_compact.mpdu_start.pn[0]); + crypto_hdr[1] = 0; + crypto_hdr[2] = + HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274_compact.mpdu_start.pn[0]); + break; + case HAL_ENCRYPT_TYPE_CCMP_128: + case HAL_ENCRYPT_TYPE_CCMP_256: + case HAL_ENCRYPT_TYPE_GCMP_128: + case HAL_ENCRYPT_TYPE_AES_GCMP_256: + crypto_hdr[0] = + HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274_compact.mpdu_start.pn[0]); + crypto_hdr[1] = + HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274_compact.mpdu_start.pn[0]); + crypto_hdr[2] = 0; + break; + case HAL_ENCRYPT_TYPE_WEP_40: + case HAL_ENCRYPT_TYPE_WEP_104: + case HAL_ENCRYPT_TYPE_WEP_128: + case HAL_ENCRYPT_TYPE_WAPI_GCM_SM4: + case HAL_ENCRYPT_TYPE_WAPI: + return; + } + key_id = le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info5, + RX_MPDU_START_INFO5_KEY_ID); + crypto_hdr[3] = 0x20 | (key_id << 6); + crypto_hdr[4] = + HAL_RX_MPDU_INFO_PN_GET_BYTE3(desc->u.qcn9274_compact.mpdu_start.pn[0]); + crypto_hdr[5] = + HAL_RX_MPDU_INFO_PN_GET_BYTE4(desc->u.qcn9274_compact.mpdu_start.pn[0]); + crypto_hdr[6] = + HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274_compact.mpdu_start.pn[1]); + crypto_hdr[7] = + HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274_compact.mpdu_start.pn[1]); +} + +static u16 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc *desc) +{ + return __le16_to_cpu(desc->u.qcn9274_compact.mpdu_start.frame_ctrl); +} + +static bool ath12k_hw_qcn9274_compact_dp_rx_h_msdu_done(struct hal_rx_desc *desc) +{ + return !!le32_get_bits(desc->u.qcn9274_compact.msdu_end.info14, + RX_MSDU_END_INFO14_MSDU_DONE); +} + +static bool ath12k_hw_qcn9274_compact_dp_rx_h_l4_cksum_fail(struct hal_rx_desc *desc) +{ + return !!le32_get_bits(desc->u.qcn9274_compact.msdu_end.info13, + RX_MSDU_END_INFO13_TCP_UDP_CKSUM_FAIL); +} + +static bool ath12k_hw_qcn9274_compact_dp_rx_h_ip_cksum_fail(struct hal_rx_desc *desc) +{ + return !!le32_get_bits(desc->u.qcn9274_compact.msdu_end.info13, + RX_MSDU_END_INFO13_IP_CKSUM_FAIL); +} + +static bool ath12k_hw_qcn9274_compact_dp_rx_h_is_decrypted(struct hal_rx_desc *desc) +{ + return (le32_get_bits(desc->u.qcn9274_compact.msdu_end.info14, + RX_MSDU_END_INFO14_DECRYPT_STATUS_CODE) == + RX_DESC_DECRYPT_STATUS_CODE_OK); +} + +static u32 ath12k_hw_qcn9274_compact_dp_rx_h_mpdu_err(struct hal_rx_desc *desc) +{ + u32 info = __le32_to_cpu(desc->u.qcn9274_compact.msdu_end.info13); + u32 errmap = 0; + + if (info & RX_MSDU_END_INFO13_FCS_ERR) + errmap |= HAL_RX_MPDU_ERR_FCS; + + if (info & RX_MSDU_END_INFO13_DECRYPT_ERR) + errmap |= HAL_RX_MPDU_ERR_DECRYPT; + + if (info & RX_MSDU_END_INFO13_TKIP_MIC_ERR) + errmap |= HAL_RX_MPDU_ERR_TKIP_MIC; + + if (info & RX_MSDU_END_INFO13_A_MSDU_ERROR) + errmap |= HAL_RX_MPDU_ERR_AMSDU_ERR; + + if (info & RX_MSDU_END_INFO13_OVERFLOW_ERR) + errmap |= HAL_RX_MPDU_ERR_OVERFLOW; + + if (info & RX_MSDU_END_INFO13_MSDU_LEN_ERR) + errmap |= HAL_RX_MPDU_ERR_MSDU_LEN; + + if (info & RX_MSDU_END_INFO13_MPDU_LEN_ERR) + errmap |= HAL_RX_MPDU_ERR_MPDU_LEN; + + return errmap; +} + +static u32 ath12k_hw_qcn9274_compact_get_rx_desc_size(void) +{ + return sizeof(struct hal_rx_desc_qcn9274_compact); +} + +static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_src_link(struct hal_rx_desc *desc) +{ + return le64_get_bits(desc->u.qcn9274_compact.msdu_end.msdu_end_tag, + RX_MSDU_END_64_TLV_SRC_LINK_ID); +} + +const struct hal_rx_ops hal_rx_qcn9274_compact_ops = { + .rx_desc_get_first_msdu = ath12k_hw_qcn9274_compact_rx_desc_get_first_msdu, + .rx_desc_get_last_msdu = ath12k_hw_qcn9274_compact_rx_desc_get_last_msdu, + .rx_desc_get_l3_pad_bytes = ath12k_hw_qcn9274_compact_rx_desc_get_l3_pad_bytes, + .rx_desc_encrypt_valid = ath12k_hw_qcn9274_compact_rx_desc_encrypt_valid, + .rx_desc_get_encrypt_type = ath12k_hw_qcn9274_compact_rx_desc_get_encrypt_type, + .rx_desc_get_decap_type = ath12k_hw_qcn9274_compact_rx_desc_get_decap_type, + .rx_desc_get_mesh_ctl = ath12k_hw_qcn9274_compact_rx_desc_get_mesh_ctl, + .rx_desc_get_mpdu_seq_ctl_vld = + ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_seq_ctl_vld, + .rx_desc_get_mpdu_fc_valid = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_fc_valid, + .rx_desc_get_mpdu_start_seq_no = + ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_seq_no, + .rx_desc_get_msdu_len = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_len, + .rx_desc_get_msdu_sgi = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_sgi, + .rx_desc_get_msdu_rate_mcs = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rate_mcs, + .rx_desc_get_msdu_rx_bw = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rx_bw, + .rx_desc_get_msdu_freq = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_freq, + .rx_desc_get_msdu_pkt_type = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_pkt_type, + .rx_desc_get_msdu_nss = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_nss, + .rx_desc_get_mpdu_tid = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_tid, + .rx_desc_get_mpdu_peer_id = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_peer_id, + .rx_desc_copy_end_tlv = ath12k_hw_qcn9274_compact_rx_desc_copy_end_tlv, + .rx_desc_get_mpdu_ppdu_id = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_ppdu_id, + .rx_desc_set_msdu_len = ath12k_hw_qcn9274_compact_rx_desc_set_msdu_len, + .rx_desc_get_msdu_payload = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_payload, + .rx_desc_get_mpdu_start_offset = + ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_offset, + .rx_desc_get_msdu_end_offset = + ath12k_hw_qcn9274_compact_rx_desc_get_msdu_end_offset, + .rx_desc_mac_addr2_valid = ath12k_hw_qcn9274_compact_rx_desc_mac_addr2_valid, + .rx_desc_mpdu_start_addr2 = ath12k_hw_qcn9274_compact_rx_desc_mpdu_start_addr2, + .rx_desc_is_da_mcbc = ath12k_hw_qcn9274_compact_rx_desc_is_da_mcbc, + .rx_desc_get_dot11_hdr = ath12k_hw_qcn9274_compact_rx_desc_get_dot11_hdr, + .rx_desc_get_crypto_header = ath12k_hw_qcn9274_compact_rx_desc_get_crypto_hdr, + .rx_desc_get_mpdu_frame_ctl = + ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_frame_ctl, + .dp_rx_h_msdu_done = ath12k_hw_qcn9274_compact_dp_rx_h_msdu_done, + .dp_rx_h_l4_cksum_fail = ath12k_hw_qcn9274_compact_dp_rx_h_l4_cksum_fail, + .dp_rx_h_ip_cksum_fail = ath12k_hw_qcn9274_compact_dp_rx_h_ip_cksum_fail, + .dp_rx_h_is_decrypted = ath12k_hw_qcn9274_compact_dp_rx_h_is_decrypted, + .dp_rx_h_mpdu_err = ath12k_hw_qcn9274_compact_dp_rx_h_mpdu_err, + .rx_desc_get_desc_size = ath12k_hw_qcn9274_compact_get_rx_desc_size, + .rx_desc_get_msdu_src_link_id = + ath12k_hw_qcn9274_compact_rx_desc_get_msdu_src_link, +}; + +const struct hal_ops hal_qcn9274_ops = { + .create_srng_config = ath12k_hal_srng_create_config_qcn9274, + .tcl_to_wbm_rbm_map = ath12k_hal_qcn9274_tcl_to_wbm_rbm_map, + .rxdma_ring_wmask_rx_mpdu_start = ath12k_hal_qcn9274_rx_mpdu_start_wmask_get, + .rxdma_ring_wmask_rx_msdu_end = ath12k_hal_qcn9274_rx_msdu_end_wmask_get, + .get_hal_rx_compact_ops = ath12k_hal_qcn9274_get_hal_rx_compact_ops, }; static bool ath12k_hw_wcn7850_rx_desc_get_first_msdu(struct hal_rx_desc *desc) @@ -1134,7 +1513,17 @@ static u32 ath12k_hw_wcn7850_dp_rx_h_mpdu_err(struct hal_rx_desc *desc) return errmap; } -const struct hal_ops hal_wcn7850_ops = { +static u32 ath12k_hw_wcn7850_get_rx_desc_size(void) +{ + return sizeof(struct hal_rx_desc_wcn7850); +} + +static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_src_link(struct hal_rx_desc *desc) +{ + return 0; +} + +const struct hal_rx_ops hal_rx_wcn7850_ops = { .rx_desc_get_first_msdu = ath12k_hw_wcn7850_rx_desc_get_first_msdu, .rx_desc_get_last_msdu = ath12k_hw_wcn7850_rx_desc_get_last_msdu, .rx_desc_get_l3_pad_bytes = ath12k_hw_wcn7850_rx_desc_get_l3_pad_bytes, @@ -1167,13 +1556,21 @@ const struct hal_ops hal_wcn7850_ops = { .rx_desc_get_dot11_hdr = ath12k_hw_wcn7850_rx_desc_get_dot11_hdr, .rx_desc_get_crypto_header = ath12k_hw_wcn7850_rx_desc_get_crypto_hdr, .rx_desc_get_mpdu_frame_ctl = ath12k_hw_wcn7850_rx_desc_get_mpdu_frame_ctl, - .create_srng_config = ath12k_hal_srng_create_config_wcn7850, - .tcl_to_wbm_rbm_map = ath12k_hal_wcn7850_tcl_to_wbm_rbm_map, .dp_rx_h_msdu_done = ath12k_hw_wcn7850_dp_rx_h_msdu_done, .dp_rx_h_l4_cksum_fail = ath12k_hw_wcn7850_dp_rx_h_l4_cksum_fail, .dp_rx_h_ip_cksum_fail = ath12k_hw_wcn7850_dp_rx_h_ip_cksum_fail, .dp_rx_h_is_decrypted = ath12k_hw_wcn7850_dp_rx_h_is_decrypted, .dp_rx_h_mpdu_err = ath12k_hw_wcn7850_dp_rx_h_mpdu_err, + .rx_desc_get_desc_size = ath12k_hw_wcn7850_get_rx_desc_size, + .rx_desc_get_msdu_src_link_id = ath12k_hw_wcn7850_rx_desc_get_msdu_src_link, +}; + +const struct hal_ops hal_wcn7850_ops = { + .create_srng_config = ath12k_hal_srng_create_config_wcn7850, + .tcl_to_wbm_rbm_map = ath12k_hal_wcn7850_tcl_to_wbm_rbm_map, + .rxdma_ring_wmask_rx_mpdu_start = NULL, + .rxdma_ring_wmask_rx_msdu_end = NULL, + .get_hal_rx_compact_ops = NULL, }; static int ath12k_hal_alloc_cont_rdp(struct ath12k_base *ab) diff --git a/drivers/net/wireless/ath/ath12k/hal.h b/drivers/net/wireless/ath/ath12k/hal.h index fc47e7e6b498..107927d64bbb 100644 --- a/drivers/net/wireless/ath/ath12k/hal.h +++ b/drivers/net/wireless/ath/ath12k/hal.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_HAL_H @@ -1023,6 +1023,8 @@ struct ath12k_hal { /* shadow register configuration */ u32 shadow_reg_addr[HAL_SHADOW_NUM_REGS]; int num_shadow_reg_configured; + + u32 hal_desc_sz; }; /* Maps WBM ring number and Return Buffer Manager Id per TCL ring */ @@ -1031,7 +1033,7 @@ struct ath12k_hal_tcl_to_wbm_rbm_map { u8 rbm_id; }; -struct hal_ops { +struct hal_rx_ops { bool (*rx_desc_get_first_msdu)(struct hal_rx_desc *desc); bool (*rx_desc_get_last_msdu)(struct hal_rx_desc *desc); u8 (*rx_desc_get_l3_pad_bytes)(struct hal_rx_desc *desc); @@ -1070,18 +1072,30 @@ struct hal_ops { void (*rx_desc_get_crypto_header)(struct hal_rx_desc *desc, u8 *crypto_hdr, enum hal_encrypt_type enctype); - int (*create_srng_config)(struct ath12k_base *ab); bool (*dp_rx_h_msdu_done)(struct hal_rx_desc *desc); bool (*dp_rx_h_l4_cksum_fail)(struct hal_rx_desc *desc); bool (*dp_rx_h_ip_cksum_fail)(struct hal_rx_desc *desc); bool (*dp_rx_h_is_decrypted)(struct hal_rx_desc *desc); u32 (*dp_rx_h_mpdu_err)(struct hal_rx_desc *desc); + u32 (*rx_desc_get_desc_size)(void); + u8 (*rx_desc_get_msdu_src_link_id)(struct hal_rx_desc *desc); +}; + +struct hal_ops { + int (*create_srng_config)(struct ath12k_base *ab); + u16 (*rxdma_ring_wmask_rx_mpdu_start)(void); + u32 (*rxdma_ring_wmask_rx_msdu_end)(void); + const struct hal_rx_ops *(*get_hal_rx_compact_ops)(void); const struct ath12k_hal_tcl_to_wbm_rbm_map *tcl_to_wbm_rbm_map; }; extern const struct hal_ops hal_qcn9274_ops; extern const struct hal_ops hal_wcn7850_ops; +extern const struct hal_rx_ops hal_rx_qcn9274_ops; +extern const struct hal_rx_ops hal_rx_qcn9274_compact_ops; +extern const struct hal_rx_ops hal_rx_wcn7850_ops; + u32 ath12k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid); void ath12k_hal_reo_qdesc_setup(struct hal_rx_reo_queue *qdesc, int tid, u32 ba_window_size, diff --git a/drivers/net/wireless/ath/ath12k/hal_desc.h b/drivers/net/wireless/ath/ath12k/hal_desc.h index 6c17adc6d60b..63340256d3f6 100644 --- a/drivers/net/wireless/ath/ath12k/hal_desc.h +++ b/drivers/net/wireless/ath/ath12k/hal_desc.h @@ -2500,13 +2500,13 @@ struct hal_rx_reo_queue { #define HAL_REO_UPD_RX_QUEUE_INFO1_PN_HANDLE_ENABLE BIT(30) #define HAL_REO_UPD_RX_QUEUE_INFO1_IGNORE_AMPDU_FLG BIT(31) -#define HAL_REO_UPD_RX_QUEUE_INFO2_BA_WINDOW_SIZE GENMASK(7, 0) -#define HAL_REO_UPD_RX_QUEUE_INFO2_PN_SIZE GENMASK(9, 8) -#define HAL_REO_UPD_RX_QUEUE_INFO2_SVLD BIT(10) -#define HAL_REO_UPD_RX_QUEUE_INFO2_SSN GENMASK(22, 11) -#define HAL_REO_UPD_RX_QUEUE_INFO2_SEQ_2K_ERR BIT(23) -#define HAL_REO_UPD_RX_QUEUE_INFO2_PN_ERR BIT(24) -#define HAL_REO_UPD_RX_QUEUE_INFO2_PN_VALID BIT(25) +#define HAL_REO_UPD_RX_QUEUE_INFO2_BA_WINDOW_SIZE GENMASK(9, 0) +#define HAL_REO_UPD_RX_QUEUE_INFO2_PN_SIZE GENMASK(11, 10) +#define HAL_REO_UPD_RX_QUEUE_INFO2_SVLD BIT(12) +#define HAL_REO_UPD_RX_QUEUE_INFO2_SSN GENMASK(24, 13) +#define HAL_REO_UPD_RX_QUEUE_INFO2_SEQ_2K_ERR BIT(25) +#define HAL_REO_UPD_RX_QUEUE_INFO2_PN_ERR BIT(26) +#define HAL_REO_UPD_RX_QUEUE_INFO2_PN_VALID BIT(27) struct hal_reo_update_rx_queue { struct hal_reo_cmd_hdr cmd; @@ -2517,6 +2517,12 @@ struct hal_reo_update_rx_queue { __le32 pn[4]; } __packed; +struct hal_rx_reo_queue_1k { + struct hal_desc_header desc_hdr; + __le32 rx_bitmap_1023_288[23]; + __le32 reserved[8]; +} __packed; + #define HAL_REO_UNBLOCK_CACHE_INFO0_UNBLK_CACHE BIT(0) #define HAL_REO_UNBLOCK_CACHE_INFO0_RESOURCE_IDX GENMASK(2, 1) diff --git a/drivers/net/wireless/ath/ath12k/hal_rx.c b/drivers/net/wireless/ath/ath12k/hal_rx.c index 4f25eb9f7745..f7c1aaa3b5d4 100644 --- a/drivers/net/wireless/ath/ath12k/hal_rx.c +++ b/drivers/net/wireless/ath/ath12k/hal_rx.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "debug.h" @@ -247,7 +247,7 @@ int ath12k_hal_reo_cmd_send(struct ath12k_base *ab, struct hal_srng *srng, case HAL_REO_CMD_UNBLOCK_CACHE: case HAL_REO_CMD_FLUSH_TIMEOUT_LIST: ath12k_warn(ab, "Unsupported reo command %d\n", type); - ret = -ENOTSUPP; + ret = -EOPNOTSUPP; break; default: ath12k_warn(ab, "Unknown reo command %d\n", type); @@ -688,23 +688,28 @@ void ath12k_hal_reo_update_rx_reo_queue_status(struct ath12k_base *ab, u32 ath12k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid) { - u32 num_ext_desc; + u32 num_ext_desc, num_1k_desc = 0; if (ba_window_size <= 1) { if (tid != HAL_DESC_REO_NON_QOS_TID) num_ext_desc = 1; else num_ext_desc = 0; + } else if (ba_window_size <= 105) { num_ext_desc = 1; } else if (ba_window_size <= 210) { num_ext_desc = 2; - } else { + } else if (ba_window_size <= 256) { num_ext_desc = 3; + } else { + num_ext_desc = 10; + num_1k_desc = 1; } return sizeof(struct hal_rx_reo_queue) + - (num_ext_desc * sizeof(struct hal_rx_reo_queue_ext)); + (num_ext_desc * sizeof(struct hal_rx_reo_queue_ext)) + + (num_1k_desc * sizeof(struct hal_rx_reo_queue_1k)); } void ath12k_hal_reo_qdesc_setup(struct hal_rx_reo_queue *qdesc, diff --git a/drivers/net/wireless/ath/ath12k/hw.c b/drivers/net/wireless/ath/ath12k/hw.c index de60d988d860..0b17dfd47856 100644 --- a/drivers/net/wireless/ath/ath12k/hw.c +++ b/drivers/net/wireless/ath/ath12k/hw.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/types.h> @@ -897,7 +897,6 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .reoq_lut_support = false, .supports_shadow_regs = false, - .hal_desc_sz = sizeof(struct hal_rx_desc_qcn9274), .num_tcl_banks = 48, .max_tx_ring = 4, @@ -914,6 +913,13 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .rfkill_on_level = 0, .rddm_size = 0, + + .def_num_link = 0, + .max_mlo_peer = 256, + + .otp_board_id_register = QCN9274_QFPROM_RAW_RFA_PDET_ROW13_LSB, + + .supports_sta_ps = false, }, { .name = "wcn7850 hw2.0", @@ -950,7 +956,10 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .vdev_start_delay = true, .interface_modes = BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_AP), + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_P2P_DEVICE) | + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_P2P_GO), .supports_monitor = false, .idle_ps = true, @@ -960,7 +969,6 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .reoq_lut_support = false, .supports_shadow_regs = true, - .hal_desc_sz = sizeof(struct hal_rx_desc_wcn7850), .num_tcl_banks = 7, .max_tx_ring = 3, @@ -978,6 +986,13 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .rfkill_on_level = 1, .rddm_size = 0x780000, + + .def_num_link = 2, + .max_mlo_peer = 32, + + .otp_board_id_register = 0, + + .supports_sta_ps = true, }, { .name = "qcn9274 hw2.0", @@ -987,7 +1002,7 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .board_size = 256 * 1024, .cal_offset = 128 * 1024, }, - .max_radios = 1, + .max_radios = 2, .single_pdev_only = false, .qmi_service_ins_id = ATH12K_QMI_WLFW_SERVICE_INS_ID_V01_QCN9274, .internal_sleep_clock = false, @@ -1023,7 +1038,6 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .reoq_lut_support = false, .supports_shadow_regs = false, - .hal_desc_sz = sizeof(struct hal_rx_desc_qcn9274), .num_tcl_banks = 48, .max_tx_ring = 4, @@ -1040,6 +1054,13 @@ static const struct ath12k_hw_params ath12k_hw_params[] = { .rfkill_on_level = 0, .rddm_size = 0, + + .def_num_link = 0, + .max_mlo_peer = 256, + + .otp_board_id_register = QCN9274_QFPROM_RAW_RFA_PDET_ROW13_LSB, + + .supports_sta_ps = false, }, }; diff --git a/drivers/net/wireless/ath/ath12k/hw.h b/drivers/net/wireless/ath/ath12k/hw.h index d2622bfef942..87965980b938 100644 --- a/drivers/net/wireless/ath/ath12k/hw.h +++ b/drivers/net/wireless/ath/ath12k/hw.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_HW_H @@ -17,19 +17,30 @@ /* Num VDEVS per radio */ #define TARGET_NUM_VDEVS (16 + 1) -#define TARGET_NUM_PEERS_PDEV (512 + TARGET_NUM_VDEVS) +#define TARGET_NUM_PEERS_PDEV_SINGLE (TARGET_NUM_STATIONS_SINGLE + \ + TARGET_NUM_VDEVS) +#define TARGET_NUM_PEERS_PDEV_DBS (TARGET_NUM_STATIONS_DBS + \ + TARGET_NUM_VDEVS) +#define TARGET_NUM_PEERS_PDEV_DBS_SBS (TARGET_NUM_STATIONS_DBS_SBS + \ + TARGET_NUM_VDEVS) /* Num of peers for Single Radio mode */ -#define TARGET_NUM_PEERS_SINGLE (TARGET_NUM_PEERS_PDEV) +#define TARGET_NUM_PEERS_SINGLE (TARGET_NUM_PEERS_PDEV_SINGLE) /* Num of peers for DBS */ -#define TARGET_NUM_PEERS_DBS (2 * TARGET_NUM_PEERS_PDEV) +#define TARGET_NUM_PEERS_DBS (2 * TARGET_NUM_PEERS_PDEV_DBS) /* Num of peers for DBS_SBS */ -#define TARGET_NUM_PEERS_DBS_SBS (3 * TARGET_NUM_PEERS_PDEV) +#define TARGET_NUM_PEERS_DBS_SBS (3 * TARGET_NUM_PEERS_PDEV_DBS_SBS) -/* Max num of stations (per radio) */ -#define TARGET_NUM_STATIONS 512 +/* Max num of stations for Single Radio mode */ +#define TARGET_NUM_STATIONS_SINGLE 512 + +/* Max num of stations for DBS */ +#define TARGET_NUM_STATIONS_DBS 128 + +/* Max num of stations for DBS_SBS */ +#define TARGET_NUM_STATIONS_DBS_SBS 128 #define TARGET_NUM_PEERS(x) TARGET_NUM_PEERS_##x #define TARGET_NUM_PEER_KEYS 2 @@ -66,6 +77,8 @@ #define TARGET_NUM_WDS_ENTRIES 32 #define TARGET_DMA_BURST_SIZE 1 #define TARGET_RX_BATCHMODE 1 +#define TARGET_RX_PEER_METADATA_VER_V1A 2 +#define TARGET_RX_PEER_METADATA_VER_V1B 3 #define ATH12K_HW_MAX_QUEUES 4 #define ATH12K_QUEUE_LEN 4096 @@ -174,7 +187,6 @@ struct ath12k_hw_params { bool reoq_lut_support:1; bool supports_shadow_regs:1; - u32 hal_desc_sz; u32 num_tcl_banks; u32 max_tx_ring; @@ -192,6 +204,13 @@ struct ath12k_hw_params { u32 rfkill_on_level; u32 rddm_size; + + u8 def_num_link; + u16 max_mlo_peer; + + u32 otp_board_id_register; + + bool supports_sta_ps; }; struct ath12k_hw_ops { @@ -242,10 +261,16 @@ enum ath12k_bd_ie_board_type { ATH12K_BD_IE_BOARD_DATA = 1, }; +enum ath12k_bd_ie_regdb_type { + ATH12K_BD_IE_REGDB_NAME = 0, + ATH12K_BD_IE_REGDB_DATA = 1, +}; + enum ath12k_bd_ie_type { /* contains sub IEs of enum ath12k_bd_ie_board_type */ ATH12K_BD_IE_BOARD = 0, - ATH12K_BD_IE_BOARD_EXT = 1, + /* contains sub IEs of enum ath12k_bd_ie_regdb_type */ + ATH12K_BD_IE_REGDB = 1, }; struct ath12k_hw_regs { @@ -315,6 +340,18 @@ struct ath12k_hw_regs { u32 hal_reo_status_ring_base; }; +static inline const char *ath12k_bd_ie_type_str(enum ath12k_bd_ie_type type) +{ + switch (type) { + case ATH12K_BD_IE_BOARD: + return "board data"; + case ATH12K_BD_IE_REGDB: + return "regdb data"; + } + + return "unknown"; +} + int ath12k_hw_init(struct ath12k_base *ab); #endif diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 88cec54c6c2e..52a5fb8b03e9 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <net/mac80211.h> @@ -241,8 +241,8 @@ static const u32 ath12k_smps_map[] = { [WLAN_HT_CAP_SM_PS_DISABLED] = WMI_PEER_SMPS_PS_NONE, }; -static int ath12k_start_vdev_delay(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); +static int ath12k_start_vdev_delay(struct ath12k *ar, + struct ath12k_vif *arvif); static const char *ath12k_mac_phymode_str(enum wmi_phy_mode mode) { @@ -542,7 +542,7 @@ struct ath12k_vif *ath12k_mac_get_arvif(struct ath12k *ar, u32 vdev_id) arvif_iter.vdev_id = vdev_id; flags = IEEE80211_IFACE_ITER_RESUME_ALL; - ieee80211_iterate_active_interfaces_atomic(ar->hw, + ieee80211_iterate_active_interfaces_atomic(ath12k_ar_to_hw(ar), flags, ath12k_get_arvif_iter, &arvif_iter); @@ -563,7 +563,8 @@ struct ath12k_vif *ath12k_mac_get_arvif_by_vdev_id(struct ath12k_base *ab, for (i = 0; i < ab->num_radios; i++) { pdev = rcu_dereference(ab->pdevs_active[i]); - if (pdev && pdev->ar) { + if (pdev && pdev->ar && + (pdev->ar->allocated_vdev_map & (1LL << vdev_id))) { arvif = ath12k_mac_get_arvif(pdev->ar, vdev_id); if (arvif) return arvif; @@ -1040,7 +1041,7 @@ static int ath12k_mac_monitor_start(struct ath12k *ar) if (ar->monitor_started) return 0; - ieee80211_iter_chan_contexts_atomic(ar->hw, + ieee80211_iter_chan_contexts_atomic(ath12k_ar_to_hw(ar), ath12k_mac_get_any_chandef_iter, &chandef); if (!chandef) @@ -1083,9 +1084,49 @@ static int ath12k_mac_monitor_stop(struct ath12k *ar) return ret; } -static int ath12k_mac_op_config(struct ieee80211_hw *hw, u32 changed) +static int ath12k_mac_vdev_stop(struct ath12k_vif *arvif) +{ + struct ath12k *ar = arvif->ar; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->vdev_setup_done); + + ret = ath12k_wmi_vdev_stop(ar, arvif->vdev_id); + if (ret) { + ath12k_warn(ar->ab, "failed to stop WMI vdev %i: %d\n", + arvif->vdev_id, ret); + goto err; + } + + ret = ath12k_mac_vdev_setup_sync(ar); + if (ret) { + ath12k_warn(ar->ab, "failed to synchronize setup for vdev %i: %d\n", + arvif->vdev_id, ret); + goto err; + } + + WARN_ON(ar->num_started_vdevs == 0); + + ar->num_started_vdevs--; + ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "vdev %pM stopped, vdev_id %d\n", + arvif->vif->addr, arvif->vdev_id); + + if (test_bit(ATH12K_CAC_RUNNING, &ar->dev_flags)) { + clear_bit(ATH12K_CAC_RUNNING, &ar->dev_flags); + ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "CAC Stopped for vdev %d\n", + arvif->vdev_id); + } + + return 0; +err: + return ret; +} + +static int ath12k_mac_config(struct ath12k *ar, u32 changed) { - struct ath12k *ar = hw->priv; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); struct ieee80211_conf *conf = &hw->conf; int ret = 0; @@ -1122,11 +1163,84 @@ err_mon_del: return ret; } +static int ath12k_mac_op_config(struct ieee80211_hw *hw, u32 changed) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + int ret; + + ar = ath12k_ah_to_ar(ah); + + ret = ath12k_mac_config(ar, changed); + if (ret) + ath12k_warn(ar->ab, "failed to update config pdev idx %d: %d\n", + ar->pdev_idx, ret); + + return ret; +} + +static int ath12k_mac_setup_bcn_p2p_ie(struct ath12k_vif *arvif, + struct sk_buff *bcn) +{ + struct ath12k *ar = arvif->ar; + struct ieee80211_mgmt *mgmt; + const u8 *p2p_ie; + int ret; + + mgmt = (void *)bcn->data; + p2p_ie = cfg80211_find_vendor_ie(WLAN_OUI_WFA, WLAN_OUI_TYPE_WFA_P2P, + mgmt->u.beacon.variable, + bcn->len - (mgmt->u.beacon.variable - + bcn->data)); + if (!p2p_ie) { + ath12k_warn(ar->ab, "no P2P ie found in beacon\n"); + return -ENOENT; + } + + ret = ath12k_wmi_p2p_go_bcn_ie(ar, arvif->vdev_id, p2p_ie); + if (ret) { + ath12k_warn(ar->ab, "failed to submit P2P GO bcn ie for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + return 0; +} + +static int ath12k_mac_remove_vendor_ie(struct sk_buff *skb, unsigned int oui, + u8 oui_type, size_t ie_offset) +{ + const u8 *next, *end; + size_t len; + u8 *ie; + + if (WARN_ON(skb->len < ie_offset)) + return -EINVAL; + + ie = (u8 *)cfg80211_find_vendor_ie(oui, oui_type, + skb->data + ie_offset, + skb->len - ie_offset); + if (!ie) + return -ENOENT; + + len = ie[1] + 2; + end = skb->data + skb->len; + next = ie + len; + + if (WARN_ON(next > end)) + return -EINVAL; + + memmove(ie, next, end - next); + skb_trim(skb, skb->len - len); + + return 0; +} + static int ath12k_mac_setup_bcn_tmpl(struct ath12k_vif *arvif) { struct ath12k *ar = arvif->ar; struct ath12k_base *ab = ar->ab; - struct ieee80211_hw *hw = ar->hw; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); struct ieee80211_vif *vif = arvif->vif; struct ieee80211_mutable_offsets offs = {}; struct sk_buff *bcn; @@ -1154,14 +1268,37 @@ static int ath12k_mac_setup_bcn_tmpl(struct ath12k_vif *arvif) ies, (skb_tail_pointer(bcn) - ies))) arvif->wpaie_present = true; - ret = ath12k_wmi_bcn_tmpl(ar, arvif->vdev_id, &offs, bcn); + if (arvif->vif->type == NL80211_IFTYPE_AP && arvif->vif->p2p) { + ret = ath12k_mac_setup_bcn_p2p_ie(arvif, bcn); + if (ret) { + ath12k_warn(ab, "failed to setup P2P GO bcn ie: %d\n", + ret); + goto free_bcn_skb; + } - kfree_skb(bcn); + /* P2P IE is inserted by firmware automatically (as + * configured above) so remove it from the base beacon + * template to avoid duplicate P2P IEs in beacon frames. + */ + ret = ath12k_mac_remove_vendor_ie(bcn, WLAN_OUI_WFA, + WLAN_OUI_TYPE_WFA_P2P, + offsetof(struct ieee80211_mgmt, + u.beacon.variable)); + if (ret) { + ath12k_warn(ab, "failed to remove P2P vendor ie: %d\n", + ret); + goto free_bcn_skb; + } + } + + ret = ath12k_wmi_bcn_tmpl(ar, arvif->vdev_id, &offs, bcn); if (ret) ath12k_warn(ab, "failed to submit beacon template command: %d\n", ret); +free_bcn_skb: + kfree_skb(bcn); return ret; } @@ -1214,6 +1351,7 @@ static void ath12k_peer_assoc_h_basic(struct ath12k *ar, struct ath12k_wmi_peer_assoc_arg *arg) { struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); u32 aid; lockdep_assert_held(&ar->conf_mutex); @@ -1228,7 +1366,7 @@ static void ath12k_peer_assoc_h_basic(struct ath12k *ar, arg->peer_associd = aid; arg->auth_flag = true; /* TODO: STA WAR in ath10k for listen interval required? */ - arg->peer_listen_intval = ar->hw->conf.listen_interval; + arg->peer_listen_intval = hw->conf.listen_interval; arg->peer_nss = 1; arg->peer_caps = vif->bss_conf.assoc_capability; } @@ -1242,6 +1380,7 @@ static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, struct cfg80211_chan_def def; struct cfg80211_bss *bss; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); const u8 *rsnie = NULL; const u8 *wpaie = NULL; @@ -1250,7 +1389,7 @@ static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) return; - bss = cfg80211_get_bss(ar->hw->wiphy, def.chan, info->bssid, NULL, 0, + bss = cfg80211_get_bss(hw->wiphy, def.chan, info->bssid, NULL, 0, IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); if (arvif->rsnie_present || arvif->wpaie_present) { @@ -1270,7 +1409,7 @@ static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, ies->data, ies->len); rcu_read_unlock(); - cfg80211_put_bss(ar->hw->wiphy, bss); + cfg80211_put_bss(hw->wiphy, bss); } /* FIXME: base on RSN IE/WPA IE is a correct idea? */ @@ -1304,6 +1443,7 @@ static void ath12k_peer_assoc_h_rates(struct ath12k *ar, struct cfg80211_chan_def def; const struct ieee80211_supported_band *sband; const struct ieee80211_rate *rates; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); enum nl80211_band band; u32 ratemask; u8 rate; @@ -1315,7 +1455,7 @@ static void ath12k_peer_assoc_h_rates(struct ath12k *ar, return; band = def.chan->band; - sband = ar->hw->wiphy->bands[band]; + sband = hw->wiphy->bands[band]; ratemask = sta->deflink.supp_rates[band]; ratemask &= arvif->bitrate_mask.control[band].legacy; rates = sband->bitrates; @@ -2266,12 +2406,11 @@ static int ath12k_setup_peer_smps(struct ath12k *ar, struct ath12k_vif *arvif, ath12k_smps_map[smps]); } -static void ath12k_bss_assoc(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, +static void ath12k_bss_assoc(struct ath12k *ar, + struct ath12k_vif *arvif, struct ieee80211_bss_conf *bss_conf) { - struct ath12k *ar = hw->priv; - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ieee80211_vif *vif = arvif->vif; struct ath12k_wmi_peer_assoc_arg peer_arg; struct ieee80211_sta *ap_sta; struct ath12k_peer *peer; @@ -2361,11 +2500,9 @@ static void ath12k_bss_assoc(struct ieee80211_hw *hw, arvif->vdev_id, ret); } -static void ath12k_bss_disassoc(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static void ath12k_bss_disassoc(struct ath12k *ar, + struct ath12k_vif *arvif) { - struct ath12k *ar = hw->priv; - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; lockdep_assert_held(&ar->conf_mutex); @@ -2413,6 +2550,7 @@ static void ath12k_recalculate_mgmt_rate(struct ath12k *ar, struct cfg80211_chan_def *def) { struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); const struct ieee80211_supported_band *sband; u8 basic_rate_idx; int hw_rate_code; @@ -2422,7 +2560,7 @@ static void ath12k_recalculate_mgmt_rate(struct ath12k *ar, lockdep_assert_held(&ar->conf_mutex); - sband = ar->hw->wiphy->bands[def->chan->band]; + sband = hw->wiphy->bands[def->chan->band]; basic_rate_idx = ffs(vif->bss_conf.basic_rates) - 1; bitrate = sband->bitrates[basic_rate_idx].bitrate; @@ -2449,6 +2587,7 @@ static int ath12k_mac_fils_discovery(struct ath12k_vif *arvif, struct ieee80211_bss_conf *info) { struct ath12k *ar = arvif->ar; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); struct sk_buff *tmpl; int ret; u32 interval; @@ -2457,7 +2596,7 @@ static int ath12k_mac_fils_discovery(struct ath12k_vif *arvif, if (info->fils_discovery.max_interval) { interval = info->fils_discovery.max_interval; - tmpl = ieee80211_get_fils_discovery_tmpl(ar->hw, arvif->vif); + tmpl = ieee80211_get_fils_discovery_tmpl(hw, arvif->vif); if (tmpl) ret = ath12k_wmi_fils_discovery_tmpl(ar, arvif->vdev_id, tmpl); @@ -2465,7 +2604,7 @@ static int ath12k_mac_fils_discovery(struct ath12k_vif *arvif, unsol_bcast_probe_resp_enabled = 1; interval = info->unsol_bcast_probe_resp_interval; - tmpl = ieee80211_get_unsol_bcast_probe_resp_tmpl(ar->hw, + tmpl = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, arvif->vif); if (tmpl) ret = ath12k_wmi_probe_resp_tmpl(ar, arvif->vdev_id, @@ -2491,13 +2630,60 @@ static int ath12k_mac_fils_discovery(struct ath12k_vif *arvif, return ret; } -static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, - u64 changed) +static void ath12k_mac_vif_setup_ps(struct ath12k_vif *arvif) { - struct ath12k *ar = hw->priv; - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ath12k *ar = arvif->ar; + struct ieee80211_vif *vif = arvif->vif; + struct ieee80211_conf *conf = &ath12k_ar_to_hw(ar)->conf; + enum wmi_sta_powersave_param param; + enum wmi_sta_ps_mode psmode; + int ret; + int timeout; + bool enable_ps; + + lockdep_assert_held(&ar->conf_mutex); + + if (vif->type != NL80211_IFTYPE_STATION) + return; + + enable_ps = arvif->ps; + if (enable_ps) { + psmode = WMI_STA_PS_MODE_ENABLED; + param = WMI_STA_PS_PARAM_INACTIVITY_TIME; + + timeout = conf->dynamic_ps_timeout; + if (timeout == 0) { + /* firmware doesn't like 0 */ + timeout = ieee80211_tu_to_usec(vif->bss_conf.beacon_int) / 1000; + } + + ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, + timeout); + if (ret) { + ath12k_warn(ar->ab, "failed to set inactivity time for vdev %d: %i\n", + arvif->vdev_id, ret); + return; + } + } else { + psmode = WMI_STA_PS_MODE_DISABLED; + } + + ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev %d psmode %s\n", + arvif->vdev_id, psmode ? "enable" : "disable"); + + ret = ath12k_wmi_pdev_set_ps_mode(ar, arvif->vdev_id, psmode); + if (ret) + ath12k_warn(ar->ab, "failed to set sta power save mode %d for vdev %d: %d\n", + psmode, arvif->vdev_id, ret); +} + +static void ath12k_mac_bss_info_changed(struct ath12k *ar, + struct ath12k_vif *arvif, + struct ieee80211_bss_conf *info, + u64 changed) +{ + struct ieee80211_vif *vif = arvif->vif; + struct ieee80211_vif_cfg *vif_cfg = &vif->cfg; struct cfg80211_chan_def def; u32 param_id, param_value; enum nl80211_band band; @@ -2510,7 +2696,7 @@ static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, u8 rateidx; u32 rate; - mutex_lock(&ar->conf_mutex); + lockdep_assert_held(&ar->conf_mutex); if (changed & BSS_CHANGED_BEACON_INT) { arvif->beacon_interval = info->beacon_int; @@ -2666,9 +2852,9 @@ static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC) { if (vif->cfg.assoc) - ath12k_bss_assoc(hw, vif, info); + ath12k_bss_assoc(ar, arvif, info); else - ath12k_bss_disassoc(hw, vif); + ath12k_bss_disassoc(ar, arvif); } if (changed & BSS_CHANGED_TXPOWER) { @@ -2768,14 +2954,35 @@ static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, ath12k_mac_fils_discovery(arvif, info); - if (changed & BSS_CHANGED_EHT_PUNCTURING) - arvif->punct_bitmap = info->eht_puncturing; + if (changed & BSS_CHANGED_PS && + ar->ab->hw_params->supports_sta_ps) { + arvif->ps = vif_cfg->ps; + ath12k_mac_vif_setup_ps(arvif); + } +} + +static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, + u64 changed) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + + ar = ath12k_ah_to_ar(ah); + + mutex_lock(&ar->conf_mutex); + + ath12k_mac_bss_info_changed(ar, arvif, info, changed); mutex_unlock(&ar->conf_mutex); } void __ath12k_mac_scan_finish(struct ath12k *ar) { + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); + lockdep_assert_held(&ar->data_lock); switch (ar->scan.state) { @@ -2784,7 +2991,7 @@ void __ath12k_mac_scan_finish(struct ath12k *ar) case ATH12K_SCAN_RUNNING: case ATH12K_SCAN_ABORTING: if (ar->scan.is_roc && ar->scan.roc_notify) - ieee80211_remain_on_channel_expired(ar->hw); + ieee80211_remain_on_channel_expired(hw); fallthrough; case ATH12K_SCAN_STARTING: if (!ar->scan.is_roc) { @@ -2795,7 +3002,7 @@ void __ath12k_mac_scan_finish(struct ath12k *ar) ATH12K_SCAN_STARTING)), }; - ieee80211_scan_completed(ar->hw, &info); + ieee80211_scan_completed(hw, &info); } ar->scan.state = ATH12K_SCAN_IDLE; @@ -2940,13 +3147,16 @@ static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_scan_request *hw_req) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct cfg80211_scan_request *req = &hw_req->req; struct ath12k_wmi_scan_req_arg arg = {}; int ret; int i; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); spin_lock_bh(&ar->data_lock); @@ -2988,7 +3198,7 @@ static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw, for (i = 0; i < arg.num_ssids; i++) arg.ssid[i] = req->ssids[i]; } else { - arg.scan_flags |= WMI_SCAN_FLAG_PASSIVE; + arg.scan_f_passive = 1; } if (req->n_channels) { @@ -3014,7 +3224,7 @@ static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw, } /* Add a margin to account for event/command processing */ - ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout, + ieee80211_queue_delayed_work(ath12k_ar_to_hw(ar), &ar->scan.timeout, msecs_to_jiffies(arg.max_scan_time + ATH12K_MAC_SCAN_TIMEOUT_MSECS)); @@ -3025,13 +3235,17 @@ exit: kfree(arg.extraie.ptr); mutex_unlock(&ar->conf_mutex); + return ret; } static void ath12k_mac_op_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); ath12k_scan_abort(ar); @@ -3159,8 +3373,9 @@ static int ath12k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_peer *peer; struct ath12k_sta *arsta; @@ -3175,6 +3390,9 @@ static int ath12k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, key->cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256) return 1; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + if (test_bit(ATH12K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags)) return 1; @@ -3696,7 +3914,7 @@ static int ath12k_mac_station_add(struct ath12k *ar, if (ab->hw_params->vdev_start_delay && !arvif->is_started && arvif->vdev_type != WMI_VDEV_TYPE_AP) { - ret = ath12k_start_vdev_delay(ar->hw, vif); + ret = ath12k_start_vdev_delay(ar, arvif); if (ret) { ath12k_warn(ab, "failed to delay vdev start: %d\n", ret); goto free_peer; @@ -3750,7 +3968,8 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, enum ieee80211_sta_state old_state, enum ieee80211_sta_state new_state) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); struct ath12k_peer *peer; @@ -3761,6 +3980,8 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, new_state == IEEE80211_STA_NOTEXIST)) cancel_work_sync(&arsta->update_wk); + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); if (old_state == IEEE80211_STA_NOTEXIST && @@ -3775,6 +3996,13 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, sta->addr, arvif->vdev_id); } else if ((old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_NOTEXIST)) { + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) { + ath12k_bss_disassoc(ar, arvif); + ret = ath12k_mac_vdev_stop(arvif); + if (ret) + ath12k_warn(ar->ab, "failed to stop vdev %i: %d\n", + arvif->vdev_id, ret); + } ath12k_dp_peer_cleanup(ar, arvif->vdev_id, sta->addr); ret = ath12k_peer_delete(ar, arvif->vdev_id, sta->addr); @@ -3856,6 +4084,7 @@ static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, } mutex_unlock(&ar->conf_mutex); + return ret; } @@ -3863,7 +4092,8 @@ static int ath12k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; s16 txpwr; @@ -3879,6 +4109,8 @@ static int ath12k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, if (txpwr > ATH12K_TX_POWER_MAX_VAL || txpwr < ATH12K_TX_POWER_MIN_VAL) return -EINVAL; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ret = ath12k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, @@ -3899,12 +4131,15 @@ static void ath12k_mac_op_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u32 changed) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_peer *peer; u32 bw, smps; + ar = ath12k_ah_to_ar(ah); + spin_lock_bh(&ar->ab->base_lock); peer = ath12k_peer_find(ar->ab, arvif->vdev_id, sta->addr); @@ -3964,10 +4199,10 @@ static void ath12k_mac_op_sta_rc_update(struct ieee80211_hw *hw, ieee80211_queue_work(hw, &arsta->update_wk); } -static int ath12k_conf_tx_uapsd(struct ath12k *ar, struct ieee80211_vif *vif, +static int ath12k_conf_tx_uapsd(struct ath12k_vif *arvif, u16 ac, bool enable) { - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ath12k *ar = arvif->ar; u32 value; int ret; @@ -4021,17 +4256,16 @@ exit: return ret; } -static int ath12k_mac_op_conf_tx(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - unsigned int link_id, u16 ac, - const struct ieee80211_tx_queue_params *params) +static int ath12k_mac_conf_tx(struct ath12k_vif *arvif, + unsigned int link_id, u16 ac, + const struct ieee80211_tx_queue_params *params) { - struct ath12k *ar = hw->priv; - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct wmi_wmm_params_arg *p = NULL; + struct ath12k *ar = arvif->ar; + struct ath12k_base *ab = ar->ab; int ret; - mutex_lock(&ar->conf_mutex); + lockdep_assert_held(&ar->conf_mutex); switch (ac) { case IEEE80211_AC_VO: @@ -4061,17 +4295,36 @@ static int ath12k_mac_op_conf_tx(struct ieee80211_hw *hw, ret = ath12k_wmi_send_wmm_update_cmd(ar, arvif->vdev_id, &arvif->wmm_params); if (ret) { - ath12k_warn(ar->ab, "failed to set wmm params: %d\n", ret); + ath12k_warn(ab, "pdev idx %d failed to set wmm params: %d\n", + ar->pdev_idx, ret); goto exit; } - ret = ath12k_conf_tx_uapsd(ar, vif, ac, params->uapsd); - + ret = ath12k_conf_tx_uapsd(arvif, ac, params->uapsd); if (ret) - ath12k_warn(ar->ab, "failed to set sta uapsd: %d\n", ret); + ath12k_warn(ab, "pdev idx %d failed to set sta uapsd: %d\n", + ar->pdev_idx, ret); exit: + return ret; +} + +static int ath12k_mac_op_conf_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + unsigned int link_id, u16 ac, + const struct ieee80211_tx_queue_params *params) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + int ret; + + ar = ath12k_ah_to_ar(ah); + + mutex_lock(&ar->conf_mutex); + ret = ath12k_mac_conf_tx(arvif, link_id, ac, params); mutex_unlock(&ar->conf_mutex); + return ret; } @@ -4782,7 +5035,7 @@ static void ath12k_mgmt_over_wmi_tx_drop(struct ath12k *ar, struct sk_buff *skb) { int num_mgmt; - ieee80211_free_txskb(ar->hw, skb); + ieee80211_free_txskb(ath12k_ar_to_hw(ar), skb); num_mgmt = atomic_dec_if_positive(&ar->num_pending_mgmt_tx); @@ -4914,8 +5167,8 @@ static void ath12k_mgmt_over_wmi_tx_work(struct work_struct *work) } arvif = ath12k_vif_to_arvif(skb_cb->vif); - if (ar->allocated_vdev_map & (1LL << arvif->vdev_id) && - arvif->is_started) { + + if (ar->allocated_vdev_map & (1LL << arvif->vdev_id)) { ret = ath12k_mac_mgmt_tx_wmi(ar, arvif, skb); if (ret) { ath12k_warn(ar->ab, "failed to tx mgmt frame, vdev_id %d :%d\n", @@ -4959,20 +5212,41 @@ static int ath12k_mac_mgmt_tx(struct ath12k *ar, struct sk_buff *skb, skb_queue_tail(q, skb); atomic_inc(&ar->num_pending_mgmt_tx); - ieee80211_queue_work(ar->hw, &ar->wmi_mgmt_tx_work); + ieee80211_queue_work(ath12k_ar_to_hw(ar), &ar->wmi_mgmt_tx_work); return 0; } +static void ath12k_mac_add_p2p_noa_ie(struct ath12k *ar, + struct ieee80211_vif *vif, + struct sk_buff *skb, + bool is_prb_rsp) +{ + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + + if (likely(!is_prb_rsp)) + return; + + spin_lock_bh(&ar->data_lock); + + if (arvif->u.ap.noa_data && + !pskb_expand_head(skb, 0, arvif->u.ap.noa_len, + GFP_ATOMIC)) + skb_put_data(skb, arvif->u.ap.noa_data, + arvif->u.ap.noa_len); + + spin_unlock_bh(&ar->data_lock); +} + static void ath12k_mac_op_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb) { struct ath12k_skb_cb *skb_cb = ATH12K_SKB_CB(skb); - struct ath12k *ar = hw->priv; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_vif *vif = info->control.vif; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ath12k *ar = arvif->ar; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct ieee80211_key_conf *key = info->control.hw_key; u32 info_flags = info->flags; @@ -4987,10 +5261,11 @@ static void ath12k_mac_op_tx(struct ieee80211_hw *hw, skb_cb->flags |= ATH12K_SKB_CIPHER_SET; } + is_prb_rsp = ieee80211_is_probe_resp(hdr->frame_control); + if (info_flags & IEEE80211_TX_CTL_HW_80211_ENCAP) { skb_cb->flags |= ATH12K_SKB_HW_80211_ENCAP; } else if (ieee80211_is_mgmt(hdr->frame_control)) { - is_prb_rsp = ieee80211_is_probe_resp(hdr->frame_control); ret = ath12k_mac_mgmt_tx(ar, skb, is_prb_rsp); if (ret) { ath12k_warn(ar->ab, "failed to queue management frame %d\n", @@ -5000,6 +5275,10 @@ static void ath12k_mac_op_tx(struct ieee80211_hw *hw, return; } + /* This is case only for P2P_GO */ + if (vif->type == NL80211_IFTYPE_AP && vif->p2p) + ath12k_mac_add_p2p_noa_ie(ar, vif, skb, is_prb_rsp); + ret = ath12k_dp_tx(ar, arvif, skb); if (ret) { ath12k_warn(ar->ab, "failed to transmit frame %d\n", ret); @@ -5018,7 +5297,7 @@ void ath12k_mac_drain_tx(struct ath12k *ar) static int ath12k_mac_config_mon_status_default(struct ath12k *ar, bool enable) { - return -ENOTSUPP; + return -EOPNOTSUPP; /* TODO: Need to support new monitor mode */ } @@ -5044,14 +5323,12 @@ static void ath12k_mac_wait_reconfigure(struct ath12k_base *ab) ATH12K_RECONFIGURE_TIMEOUT_HZ); } -static int ath12k_mac_op_start(struct ieee80211_hw *hw) +static int ath12k_mac_start(struct ath12k *ar) { - struct ath12k *ar = hw->priv; struct ath12k_base *ab = ar->ab; struct ath12k_pdev *pdev = ar->pdev; int ret; - ath12k_mac_drain_tx(ar); mutex_lock(&ar->conf_mutex); switch (ar->state) { @@ -5074,14 +5351,14 @@ static int ath12k_mac_op_start(struct ieee80211_hw *hw) 1, pdev->pdev_id); if (ret) { - ath12k_err(ar->ab, "failed to enable PMF QOS: (%d\n", ret); + ath12k_err(ab, "failed to enable PMF QOS: (%d\n", ret); goto err; } ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_DYNAMIC_BW, 1, pdev->pdev_id); if (ret) { - ath12k_err(ar->ab, "failed to enable dynamic bw: %d\n", ret); + ath12k_err(ab, "failed to enable dynamic bw: %d\n", ret); goto err; } @@ -5111,7 +5388,7 @@ static int ath12k_mac_op_start(struct ieee80211_hw *hw) 1, pdev->pdev_id); if (ret) { - ath12k_err(ar->ab, "failed to enable MESH MCAST ENABLE: (%d\n", ret); + ath12k_err(ab, "failed to enable MESH MCAST ENABLE: (%d\n", ret); goto err; } @@ -5130,14 +5407,14 @@ static int ath12k_mac_op_start(struct ieee80211_hw *hw) * such as rssi, rx_duration. */ ret = ath12k_mac_config_mon_status_default(ar, true); - if (ret && (ret != -ENOTSUPP)) { + if (ret && (ret != -EOPNOTSUPP)) { ath12k_err(ab, "failed to configure monitor status ring with default rx_filter: (%d)\n", ret); goto err; } - if (ret == -ENOTSUPP) - ath12k_dbg(ar->ab, ATH12K_DBG_MAC, + if (ret == -EOPNOTSUPP) + ath12k_dbg(ab, ATH12K_DBG_MAC, "monitor status config is not yet supported"); /* Configure the hash seed for hash based reo dest ring selection */ @@ -5159,7 +5436,6 @@ static int ath12k_mac_op_start(struct ieee80211_hw *hw) &ab->pdevs[ar->pdev_idx]); return 0; - err: ar->state = ATH12K_STATE_OFF; mutex_unlock(&ar->conf_mutex); @@ -5167,6 +5443,25 @@ err: return ret; } +static int ath12k_mac_op_start(struct ieee80211_hw *hw) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); + struct ath12k_base *ab = ar->ab; + int ret; + + ath12k_mac_drain_tx(ar); + + ret = ath12k_mac_start(ar); + if (ret) { + ath12k_err(ab, "fail to start mac operations in pdev idx %d ret %d\n", + ar->pdev_idx, ret); + return ret; + } + + return 0; +} + int ath12k_mac_rfkill_config(struct ath12k *ar) { struct ath12k_base *ab = ar->ab; @@ -5224,17 +5519,14 @@ int ath12k_mac_rfkill_enable_radio(struct ath12k *ar, bool enable) return 0; } -static void ath12k_mac_op_stop(struct ieee80211_hw *hw) +static void ath12k_mac_stop(struct ath12k *ar) { - struct ath12k *ar = hw->priv; struct htt_ppdu_stats_info *ppdu_stats, *tmp; int ret; - ath12k_mac_drain_tx(ar); - mutex_lock(&ar->conf_mutex); ret = ath12k_mac_config_mon_status_default(ar, false); - if (ret && (ret != -ENOTSUPP)) + if (ret && (ret != -EOPNOTSUPP)) ath12k_err(ar->ab, "failed to clear rx_filter for monitor status ring: (%d)\n", ret); @@ -5260,6 +5552,16 @@ static void ath12k_mac_op_stop(struct ieee80211_hw *hw) atomic_set(&ar->num_pending_mgmt_tx, 0); } +static void ath12k_mac_op_stop(struct ieee80211_hw *hw) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); + + ath12k_mac_drain_tx(ar); + + ath12k_mac_stop(ar); +} + static u8 ath12k_mac_get_vdev_stats_id(struct ath12k_vif *arvif) { @@ -5269,7 +5571,7 @@ ath12k_mac_get_vdev_stats_id(struct ath12k_vif *arvif) do { if (ab->free_vdev_stats_id_map & (1LL << vdev_stats_id)) { vdev_stats_id++; - if (vdev_stats_id <= ATH12K_INVAL_VDEV_STATS_ID) { + if (vdev_stats_id >= ATH12K_MAX_VDEV_STATS_ID) { vdev_stats_id = ATH12K_INVAL_VDEV_STATS_ID; break; } @@ -5376,12 +5678,11 @@ static int ath12k_set_he_mu_sounding_mode(struct ath12k *ar, return ret; } -static void ath12k_mac_op_update_vif_offload(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static void ath12k_mac_update_vif_offload(struct ath12k_vif *arvif) { - struct ath12k *ar = hw->priv; + struct ieee80211_vif *vif = arvif->vif; + struct ath12k *ar = arvif->ar; struct ath12k_base *ab = ar->ab; - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); u32 param_id, param_value; int ret; @@ -5423,11 +5724,20 @@ static void ath12k_mac_op_update_vif_offload(struct ieee80211_hw *hw, } } +static void ath12k_mac_op_update_vif_offload(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + + ath12k_mac_update_vif_offload(arvif); +} + static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_wmi_vdev_create_arg vdev_arg = {0}; struct ath12k_wmi_peer_create_arg peer_param; @@ -5439,6 +5749,9 @@ static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, vif->driver_flags |= IEEE80211_VIF_SUPPORTS_UAPSD; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); if (vif->type == NL80211_IFTYPE_AP && @@ -5483,17 +5796,29 @@ static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, case NL80211_IFTYPE_UNSPECIFIED: case NL80211_IFTYPE_STATION: arvif->vdev_type = WMI_VDEV_TYPE_STA; + + if (vif->p2p) + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_CLIENT; + break; case NL80211_IFTYPE_MESH_POINT: arvif->vdev_subtype = WMI_VDEV_SUBTYPE_MESH_11S; fallthrough; case NL80211_IFTYPE_AP: arvif->vdev_type = WMI_VDEV_TYPE_AP; + + if (vif->p2p) + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_GO; + break; case NL80211_IFTYPE_MONITOR: arvif->vdev_type = WMI_VDEV_TYPE_MONITOR; ar->monitor_vdev_id = bit; break; + case NL80211_IFTYPE_P2P_DEVICE: + arvif->vdev_type = WMI_VDEV_TYPE_STA; + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_DEVICE; + break; default: WARN_ON(1); break; @@ -5526,7 +5851,7 @@ static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, list_add(&arvif->list, &ar->arvifs); spin_unlock_bh(&ar->data_lock); - ath12k_mac_op_update_vif_offload(hw, vif); + ath12k_mac_update_vif_offload(arvif); nss = hweight32(ar->cfg_tx_chainmask) ? : 1; ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, @@ -5685,12 +6010,16 @@ static void ath12k_mac_vif_unref(struct ath12k_dp *dp, struct ieee80211_vif *vif static void ath12k_mac_op_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); - struct ath12k_base *ab = ar->ab; + struct ath12k_base *ab; unsigned long time_left; int ret; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); ath12k_dbg(ab, ATH12K_DBG_MAC, "mac remove interface (vdev %d)\n", @@ -5766,19 +6095,15 @@ err_vdev_del: FIF_PROBE_REQ | \ FIF_FCSFAIL) -static void ath12k_mac_op_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *total_flags, - u64 multicast) +static void ath12k_mac_configure_filter(struct ath12k *ar, + unsigned int total_flags) { - struct ath12k *ar = hw->priv; bool reset_flag; int ret; - mutex_lock(&ar->conf_mutex); + lockdep_assert_held(&ar->conf_mutex); - *total_flags &= SUPPORTED_FILTERS; - ar->filter_flags = *total_flags; + ar->filter_flags = total_flags; /* For monitor mode */ reset_flag = !(ar->filter_flags & FIF_BCN_PRBRESP_PROMISC); @@ -5793,16 +6118,36 @@ static void ath12k_mac_op_configure_filter(struct ieee80211_hw *hw, ath12k_warn(ar->ab, "fail to set monitor filter: %d\n", ret); } + ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "total_flags:0x%x, reset_flag:%d\n", - *total_flags, reset_flag); + total_flags, reset_flag); +} + +static void ath12k_mac_op_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + u64 multicast) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); + + mutex_lock(&ar->conf_mutex); + + *total_flags &= SUPPORTED_FILTERS; + ath12k_mac_configure_filter(ar, *total_flags); mutex_unlock(&ar->conf_mutex); } static int ath12k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); @@ -5816,9 +6161,12 @@ static int ath12k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 * static int ath12k_mac_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; int ret; + ar = ath12k_ah_to_ar(ah); + mutex_lock(&ar->conf_mutex); ret = __ath12k_set_antenna(ar, tx_ant, rx_ant); mutex_unlock(&ar->conf_mutex); @@ -5826,14 +6174,13 @@ static int ath12k_mac_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx return ret; } -static int ath12k_mac_op_ampdu_action(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_ampdu_params *params) +static int ath12k_mac_ampdu_action(struct ath12k_vif *arvif, + struct ieee80211_ampdu_params *params) { - struct ath12k *ar = hw->priv; + struct ath12k *ar = arvif->ar; int ret = -EINVAL; - mutex_lock(&ar->conf_mutex); + lockdep_assert_held(&ar->conf_mutex); switch (params->action) { case IEEE80211_AMPDU_RX_START: @@ -5854,16 +6201,40 @@ static int ath12k_mac_op_ampdu_action(struct ieee80211_hw *hw, break; } + return ret; +} + +static int ath12k_mac_op_ampdu_action(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_ampdu_params *params) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + int ret = -EINVAL; + + ar = ath12k_ah_to_ar(ah); + + mutex_lock(&ar->conf_mutex); + ret = ath12k_mac_ampdu_action(arvif, params); mutex_unlock(&ar->conf_mutex); + if (ret) + ath12k_warn(ar->ab, "pdev idx %d unable to perform ampdu action %d ret %d\n", + ar->pdev_idx, params->action, ret); + return ret; } static int ath12k_mac_op_add_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; + + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; ath12k_dbg(ab, ATH12K_DBG_MAC, "mac chanctx add freq %u width %d ptr %pK\n", @@ -5886,8 +6257,12 @@ static int ath12k_mac_op_add_chanctx(struct ieee80211_hw *hw, static void ath12k_mac_op_remove_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; + + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; ath12k_dbg(ab, ATH12K_DBG_MAC, "mac chanctx remove freq %u width %d ptr %pK\n", @@ -5995,6 +6370,11 @@ ath12k_mac_vdev_start_restart(struct ath12k_vif *arvif, arg.pref_tx_streams = ar->num_tx_chains; arg.pref_rx_streams = ar->num_rx_chains; + /* Fill the MBSSID flags to indicate AP is non MBSSID by default + * Corresponding flags would be updated with MBSSID support. + */ + arg.mbssid_flags = WMI_VDEV_MBSSID_FLAGS_NON_MBSSID_AP; + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { arg.ssid = arvif->u.ap.ssid; arg.ssid_len = arvif->u.ap.ssid_len; @@ -6071,46 +6451,6 @@ ath12k_mac_vdev_start_restart(struct ath12k_vif *arvif, return 0; } -static int ath12k_mac_vdev_stop(struct ath12k_vif *arvif) -{ - struct ath12k *ar = arvif->ar; - int ret; - - lockdep_assert_held(&ar->conf_mutex); - - reinit_completion(&ar->vdev_setup_done); - - ret = ath12k_wmi_vdev_stop(ar, arvif->vdev_id); - if (ret) { - ath12k_warn(ar->ab, "failed to stop WMI vdev %i: %d\n", - arvif->vdev_id, ret); - goto err; - } - - ret = ath12k_mac_vdev_setup_sync(ar); - if (ret) { - ath12k_warn(ar->ab, "failed to synchronize setup for vdev %i: %d\n", - arvif->vdev_id, ret); - goto err; - } - - WARN_ON(ar->num_started_vdevs == 0); - - ar->num_started_vdevs--; - ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "vdev %pM stopped, vdev_id %d\n", - arvif->vif->addr, arvif->vdev_id); - - if (test_bit(ATH12K_CAC_RUNNING, &ar->dev_flags)) { - clear_bit(ATH12K_CAC_RUNNING, &ar->dev_flags); - ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "CAC Stopped for vdev %d\n", - arvif->vdev_id); - } - - return 0; -err: - return ret; -} - static int ath12k_mac_vdev_start(struct ath12k_vif *arvif, struct ieee80211_chanctx_conf *ctx) { @@ -6215,6 +6555,8 @@ ath12k_mac_update_vif_chan(struct ath12k *ar, if (WARN_ON(!arvif->is_started)) continue; + arvif->punct_bitmap = vifs[i].new_ctx->def.punctured; + /* Firmware expect vdev_restart only if vdev is up. * If vdev is down then it expect vdev_stop->vdev_start. */ @@ -6266,7 +6608,7 @@ ath12k_mac_update_active_vif_chan(struct ath12k *ar, struct ieee80211_chanctx_conf *ctx) { struct ath12k_mac_change_chanctx_arg arg = { .ctx = ctx }; - struct ieee80211_hw *hw = ar->hw; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); lockdep_assert_held(&ar->conf_mutex); @@ -6295,8 +6637,12 @@ static void ath12k_mac_op_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx, u32 changed) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; + + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; mutex_lock(&ar->conf_mutex); @@ -6311,7 +6657,8 @@ static void ath12k_mac_op_change_chanctx(struct ieee80211_hw *hw, goto unlock; if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH || - changed & IEEE80211_CHANCTX_CHANGE_RADAR) + changed & IEEE80211_CHANCTX_CHANGE_RADAR || + changed & IEEE80211_CHANCTX_CHANGE_PUNCTURING) ath12k_mac_update_active_vif_chan(ar, ctx); /* TODO: Recalc radar detection */ @@ -6320,12 +6667,11 @@ unlock: mutex_unlock(&ar->conf_mutex); } -static int ath12k_start_vdev_delay(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static int ath12k_start_vdev_delay(struct ath12k *ar, + struct ath12k_vif *arvif) { - struct ath12k *ar = hw->priv; struct ath12k_base *ab = ar->ab; - struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ieee80211_vif *vif = arvif->vif; int ret; if (WARN_ON(arvif->is_started)) @@ -6359,19 +6705,23 @@ ath12k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; struct ath12k_wmi_peer_create_arg param; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); ath12k_dbg(ab, ATH12K_DBG_MAC, "mac chanctx assign ptr %pK vdev_id %i\n", ctx, arvif->vdev_id); - arvif->punct_bitmap = link_conf->eht_puncturing; + arvif->punct_bitmap = ctx->def.punctured; /* for some targets bss peer must be created before vdev_start */ if (ab->hw_params->vdev_start_delay && @@ -6438,11 +6788,15 @@ ath12k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); int ret; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); ath12k_dbg(ab, ATH12K_DBG_MAC, @@ -6466,11 +6820,13 @@ ath12k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, arvif->is_started = false; } - ret = ath12k_mac_vdev_stop(arvif); - if (ret) - ath12k_warn(ab, "failed to stop vdev %i: %d\n", - arvif->vdev_id, ret); - + if (arvif->vdev_type != WMI_VDEV_TYPE_STA) { + ath12k_bss_disassoc(ar, arvif); + ret = ath12k_mac_vdev_stop(arvif); + if (ret) + ath12k_warn(ab, "failed to stop vdev %i: %d\n", + arvif->vdev_id, ret); + } arvif->is_started = false; if (ab->hw_params->vdev_start_delay && @@ -6490,7 +6846,10 @@ ath12k_mac_op_switch_vif_chanctx(struct ieee80211_hw *hw, int n_vifs, enum ieee80211_chanctx_switch_mode mode) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); mutex_lock(&ar->conf_mutex); @@ -6532,10 +6891,15 @@ ath12k_set_vdev_param_to_all_vifs(struct ath12k *ar, int param, u32 value) */ static int ath12k_mac_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) { - struct ath12k *ar = hw->priv; - int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD, ret; + + ar = ath12k_ah_to_ar(ah); + + ret = ath12k_set_vdev_param_to_all_vifs(ar, param_id, value); - return ath12k_set_vdev_param_to_all_vifs(ar, param_id, value); + return ret; } static int ath12k_mac_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) @@ -6553,15 +6917,10 @@ static int ath12k_mac_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) return -EOPNOTSUPP; } -static void ath12k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - u32 queues, bool drop) +static void ath12k_mac_flush(struct ath12k *ar) { - struct ath12k *ar = hw->priv; long time_left; - if (drop) - return; - time_left = wait_event_timeout(ar->dp.tx_empty_waitq, (atomic_read(&ar->dp.num_tx_pending) == 0), ATH12K_FLUSH_TIMEOUT); @@ -6576,6 +6935,18 @@ static void ath12k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *v time_left); } +static void ath12k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); + + if (drop) + return; + + ath12k_mac_flush(ar); +} + static int ath12k_mac_bitrate_mask_num_ht_rates(struct ath12k *ar, enum nl80211_band band, @@ -6778,7 +7149,7 @@ static void ath12k_mac_set_bitrate_mask_iter(void *data, arsta->changed |= IEEE80211_RC_SUPP_RATES_CHANGED; spin_unlock_bh(&ar->data_lock); - ieee80211_queue_work(ar->hw, &arsta->update_wk); + ieee80211_queue_work(ath12k_ar_to_hw(ar), &arsta->update_wk); } static void ath12k_mac_disable_peer_fixed_rate(void *data, @@ -6826,8 +7197,10 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC); sgi = mask->control[band].gi; - if (sgi == NL80211_TXRATE_FORCE_LGI) - return -EINVAL; + if (sgi == NL80211_TXRATE_FORCE_LGI) { + ret = -EINVAL; + goto out; + } /* mac80211 doesn't support sending a fixed HT/VHT MCS alone, rather it * requires passing at least one of used basic rates along with them. @@ -6843,7 +7216,7 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, if (ret) { ath12k_warn(ar->ab, "failed to get single legacy rate for vdev %i: %d\n", arvif->vdev_id, ret); - return ret; + goto out; } ieee80211_iterate_stations_atomic(hw, ath12k_mac_disable_peer_fixed_rate, @@ -6888,7 +7261,8 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, */ ath12k_warn(ar->ab, "Setting more than one MCS Value in bitrate mask not supported\n"); - return -EINVAL; + ret = -EINVAL; + goto out; } ieee80211_iterate_stations_atomic(hw, @@ -6915,6 +7289,7 @@ ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, mutex_unlock(&ar->conf_mutex); +out: return ret; } @@ -6922,14 +7297,18 @@ static void ath12k_mac_op_reconfig_complete(struct ieee80211_hw *hw, enum ieee80211_reconfig_type reconfig_type) { - struct ath12k *ar = hw->priv; - struct ath12k_base *ab = ar->ab; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + struct ath12k_base *ab; struct ath12k_vif *arvif; int recovery_count; if (reconfig_type != IEEE80211_RECONFIG_TYPE_RESTART) return; + ar = ath12k_ah_to_ar(ah); + ab = ar->ab; + mutex_lock(&ar->conf_mutex); if (ar->state == ATH12K_STATE_RESTARTED) { @@ -7013,7 +7392,8 @@ ath12k_mac_update_bss_chan_survey(struct ath12k *ar, static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) { - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; struct ieee80211_supported_band *sband; struct survey_info *ar_survey; int ret = 0; @@ -7021,6 +7401,8 @@ static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, if (idx >= ATH12K_NUM_CHANS) return -ENOENT; + ar = ath12k_ah_to_ar(ah); + ar_survey = &ar->survey[idx]; mutex_lock(&ar->conf_mutex); @@ -7052,6 +7434,7 @@ static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, exit: mutex_unlock(&ar->conf_mutex); + return ret; } @@ -7089,6 +7472,125 @@ static void ath12k_mac_op_sta_statistics(struct ieee80211_hw *hw, sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); } +static int ath12k_mac_op_cancel_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar; + + ar = ath12k_ah_to_ar(ah); + + mutex_lock(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + ar->scan.roc_notify = false; + spin_unlock_bh(&ar->data_lock); + + ath12k_scan_abort(ar); + + mutex_unlock(&ar->conf_mutex); + + cancel_delayed_work_sync(&ar->scan.timeout); + + return 0; +} + +static int ath12k_mac_op_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum ieee80211_roc_type type) +{ + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k_wmi_scan_req_arg arg; + struct ath12k *ar; + u32 scan_time_msec; + int ret; + + ar = ath12k_ah_to_ar(ah); + + mutex_lock(&ar->conf_mutex); + spin_lock_bh(&ar->data_lock); + + switch (ar->scan.state) { + case ATH12K_SCAN_IDLE: + reinit_completion(&ar->scan.started); + reinit_completion(&ar->scan.completed); + reinit_completion(&ar->scan.on_channel); + ar->scan.state = ATH12K_SCAN_STARTING; + ar->scan.is_roc = true; + ar->scan.vdev_id = arvif->vdev_id; + ar->scan.roc_freq = chan->center_freq; + ar->scan.roc_notify = true; + ret = 0; + break; + case ATH12K_SCAN_STARTING: + case ATH12K_SCAN_RUNNING: + case ATH12K_SCAN_ABORTING: + ret = -EBUSY; + break; + } + + spin_unlock_bh(&ar->data_lock); + + if (ret) + goto exit; + + scan_time_msec = hw->wiphy->max_remain_on_channel_duration * 2; + + memset(&arg, 0, sizeof(arg)); + ath12k_wmi_start_scan_init(ar, &arg); + arg.num_chan = 1; + arg.chan_list = kcalloc(arg.num_chan, sizeof(*arg.chan_list), + GFP_KERNEL); + if (!arg.chan_list) { + ret = -ENOMEM; + goto exit; + } + + arg.vdev_id = arvif->vdev_id; + arg.scan_id = ATH12K_SCAN_ID; + arg.chan_list[0] = chan->center_freq; + arg.dwell_time_active = scan_time_msec; + arg.dwell_time_passive = scan_time_msec; + arg.max_scan_time = scan_time_msec; + arg.scan_f_passive = 1; + arg.burst_duration = duration; + + ret = ath12k_start_scan(ar, &arg); + if (ret) { + ath12k_warn(ar->ab, "failed to start roc scan: %d\n", ret); + + spin_lock_bh(&ar->data_lock); + ar->scan.state = ATH12K_SCAN_IDLE; + spin_unlock_bh(&ar->data_lock); + goto free_chan_list; + } + + ret = wait_for_completion_timeout(&ar->scan.on_channel, 3 * HZ); + if (ret == 0) { + ath12k_warn(ar->ab, "failed to switch to channel for roc scan\n"); + ret = ath12k_scan_stop(ar); + if (ret) + ath12k_warn(ar->ab, "failed to stop scan: %d\n", ret); + ret = -ETIMEDOUT; + goto free_chan_list; + } + + ieee80211_queue_delayed_work(hw, &ar->scan.timeout, + msecs_to_jiffies(duration)); + + ret = 0; + +free_chan_list: + kfree(arg.chan_list); +exit: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + static const struct ieee80211_ops ath12k_ops = { .tx = ath12k_mac_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, @@ -7123,6 +7625,8 @@ static const struct ieee80211_ops ath12k_ops = { .get_survey = ath12k_mac_op_get_survey, .flush = ath12k_mac_op_flush, .sta_statistics = ath12k_mac_op_sta_statistics, + .remain_on_channel = ath12k_mac_op_remain_on_channel, + .cancel_remain_on_channel = ath12k_mac_op_cancel_remain_on_channel, }; static void ath12k_mac_update_ch_list(struct ath12k *ar, @@ -7158,9 +7662,9 @@ static u32 ath12k_get_phy_id(struct ath12k *ar, u32 band) } static int ath12k_mac_setup_channels_rates(struct ath12k *ar, - u32 supported_bands) + u32 supported_bands, + struct ieee80211_supported_band *bands[]) { - struct ieee80211_hw *hw = ar->hw; struct ieee80211_supported_band *band; struct ath12k_wmi_hal_reg_capabilities_ext_arg *reg_cap; void *channels; @@ -7186,7 +7690,7 @@ static int ath12k_mac_setup_channels_rates(struct ath12k *ar, band->channels = channels; band->n_bitrates = ath12k_g_rates_size; band->bitrates = ath12k_g_rates; - hw->wiphy->bands[NL80211_BAND_2GHZ] = band; + bands[NL80211_BAND_2GHZ] = band; if (ar->ab->hw_params->single_pdev_only) { phy_id = ath12k_get_phy_id(ar, WMI_HOST_WLAN_2G_CAP); @@ -7198,7 +7702,7 @@ static int ath12k_mac_setup_channels_rates(struct ath12k *ar, } if (supported_bands & WMI_HOST_WLAN_5G_CAP) { - if (reg_cap->high_5ghz_chan >= ATH12K_MAX_6G_FREQ) { + if (reg_cap->high_5ghz_chan >= ATH12K_MIN_6G_FREQ) { channels = kmemdup(ath12k_6ghz_channels, sizeof(ath12k_6ghz_channels), GFP_KERNEL); if (!channels) { @@ -7213,7 +7717,7 @@ static int ath12k_mac_setup_channels_rates(struct ath12k *ar, band->channels = channels; band->n_bitrates = ath12k_a_rates_size; band->bitrates = ath12k_a_rates; - hw->wiphy->bands[NL80211_BAND_6GHZ] = band; + bands[NL80211_BAND_6GHZ] = band; ath12k_mac_update_ch_list(ar, band, reg_cap->low_5ghz_chan, reg_cap->high_5ghz_chan); @@ -7235,7 +7739,7 @@ static int ath12k_mac_setup_channels_rates(struct ath12k *ar, band->channels = channels; band->n_bitrates = ath12k_a_rates_size; band->bitrates = ath12k_a_rates; - hw->wiphy->bands[NL80211_BAND_5GHZ] = band; + bands[NL80211_BAND_5GHZ] = band; if (ar->ab->hw_params->single_pdev_only) { phy_id = ath12k_get_phy_id(ar, WMI_HOST_WLAN_5G_CAP); @@ -7251,28 +7755,59 @@ static int ath12k_mac_setup_channels_rates(struct ath12k *ar, return 0; } -static int ath12k_mac_setup_iface_combinations(struct ath12k *ar) +static u16 ath12k_mac_get_ifmodes(struct ath12k_hw *ah) { - struct ath12k_base *ab = ar->ab; - struct ieee80211_hw *hw = ar->hw; - struct wiphy *wiphy = hw->wiphy; + struct ath12k *ar = ath12k_ah_to_ar(ah); + u16 interface_modes = U16_MAX; + + interface_modes &= ar->ab->hw_params->interface_modes; + + return interface_modes == U16_MAX ? 0 : interface_modes; +} + +static bool ath12k_mac_is_iface_mode_enable(struct ath12k_hw *ah, + enum nl80211_iftype type) +{ + struct ath12k *ar = ath12k_ah_to_ar(ah); + u16 interface_modes, mode; + bool is_enable = true; + + mode = BIT(type); + + interface_modes = ar->ab->hw_params->interface_modes; + if (!(interface_modes & mode)) + is_enable = false; + + return is_enable; +} + +static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah) +{ + struct wiphy *wiphy = ah->hw->wiphy; struct ieee80211_iface_combination *combinations; struct ieee80211_iface_limit *limits; int n_limits, max_interfaces; - bool ap, mesh; + bool ap, mesh, p2p; - ap = ab->hw_params->interface_modes & BIT(NL80211_IFTYPE_AP); + ap = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_AP); + p2p = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_P2P_DEVICE); mesh = IS_ENABLED(CONFIG_MAC80211_MESH) && - ab->hw_params->interface_modes & BIT(NL80211_IFTYPE_MESH_POINT); + ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_MESH_POINT); combinations = kzalloc(sizeof(*combinations), GFP_KERNEL); if (!combinations) return -ENOMEM; - if (ap || mesh) { + if ((ap || mesh) && !p2p) { n_limits = 2; max_interfaces = 16; + } else if (p2p) { + n_limits = 3; + if (ap || mesh) + max_interfaces = 16; + else + max_interfaces = 3; } else { n_limits = 1; max_interfaces = 1; @@ -7287,14 +7822,22 @@ static int ath12k_mac_setup_iface_combinations(struct ath12k *ar) limits[0].max = 1; limits[0].types |= BIT(NL80211_IFTYPE_STATION); - if (ap) { + if (ap || mesh || p2p) limits[1].max = max_interfaces; + + if (ap) limits[1].types |= BIT(NL80211_IFTYPE_AP); - } if (mesh) limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT); + if (p2p) { + limits[1].types |= BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_P2P_GO); + limits[2].max = 1; + limits[2].types |= BIT(NL80211_IFTYPE_P2P_DEVICE); + } + combinations[0].limits = limits; combinations[0].n_limits = n_limits; combinations[0].max_interfaces = max_interfaces; @@ -7349,21 +7892,27 @@ static const struct wiphy_iftype_ext_capab ath12k_iftypes_ext_capa[] = { }, }; -static void __ath12k_mac_unregister(struct ath12k *ar) +static void ath12k_mac_cleanup_unregister(struct ath12k *ar) { - struct ieee80211_hw *hw = ar->hw; - struct wiphy *wiphy = hw->wiphy; - - cancel_work_sync(&ar->regd_update_work); - - ieee80211_unregister_hw(hw); - idr_for_each(&ar->txmgmt_idr, ath12k_mac_tx_mgmt_pending_free, ar); idr_destroy(&ar->txmgmt_idr); kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels); kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); +} + +static void ath12k_mac_hw_unregister(struct ath12k_hw *ah) +{ + struct ieee80211_hw *hw = ah->hw; + struct wiphy *wiphy = hw->wiphy; + struct ath12k *ar = ath12k_ah_to_ar(ah); + + cancel_work_sync(&ar->regd_update_work); + + ieee80211_unregister_hw(hw); + + ath12k_mac_cleanup_unregister(ar); kfree(wiphy->iface_combinations[0].limits); kfree(wiphy->iface_combinations); @@ -7371,28 +7920,42 @@ static void __ath12k_mac_unregister(struct ath12k *ar) SET_IEEE80211_DEV(hw, NULL); } -void ath12k_mac_unregister(struct ath12k_base *ab) +static int ath12k_mac_setup_register(struct ath12k *ar, + u32 *ht_cap, + struct ieee80211_supported_band *bands[]) { - struct ath12k *ar; - struct ath12k_pdev *pdev; - int i; + struct ath12k_pdev_cap *cap = &ar->pdev->cap; + int ret; - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; - if (!ar) - continue; + init_waitqueue_head(&ar->txmgmt_empty_waitq); + idr_init(&ar->txmgmt_idr); + spin_lock_init(&ar->txmgmt_idr_lock); - __ath12k_mac_unregister(ar); - } + ath12k_pdev_caps_update(ar); + + ret = ath12k_mac_setup_channels_rates(ar, + cap->supported_bands, + bands); + if (ret) + return ret; + + ath12k_mac_setup_ht_vht_cap(ar, cap, ht_cap); + ath12k_mac_setup_sband_iftype_data(ar, cap); + + ar->max_num_stations = ath12k_core_get_max_station_per_radio(ar->ab); + ar->max_num_peers = ath12k_core_get_max_peers_per_radio(ar->ab); + + return 0; } -static int __ath12k_mac_register(struct ath12k *ar) +static int ath12k_mac_hw_register(struct ath12k_hw *ah) { - struct ath12k_base *ab = ar->ab; - struct ieee80211_hw *hw = ar->hw; + struct ieee80211_hw *hw = ah->hw; struct wiphy *wiphy = hw->wiphy; - struct ath12k_pdev_cap *cap = &ar->pdev->cap; + struct ath12k *ar = ath12k_ah_to_ar(ah); + struct ath12k_base *ab = ar->ab; + struct ath12k_pdev *pdev; + struct ath12k_pdev_cap *cap; static const u32 cipher_suites[] = { WLAN_CIPHER_SUITE_TKIP, WLAN_CIPHER_SUITE_CCMP, @@ -7407,30 +7970,34 @@ static int __ath12k_mac_register(struct ath12k *ar) int ret; u32 ht_cap = 0; - ath12k_pdev_caps_update(ar); + pdev = ar->pdev; - SET_IEEE80211_PERM_ADDR(hw, ar->mac_addr); - - SET_IEEE80211_DEV(hw, ab->dev); + if (ab->pdevs_macaddr_valid) + ether_addr_copy(ar->mac_addr, pdev->mac_addr); + else + ether_addr_copy(ar->mac_addr, ab->mac_addr); - ret = ath12k_mac_setup_channels_rates(ar, - cap->supported_bands); + ret = ath12k_mac_setup_register(ar, &ht_cap, hw->wiphy->bands); if (ret) - goto err; + goto out; - ath12k_mac_setup_ht_vht_cap(ar, cap, &ht_cap); - ath12k_mac_setup_sband_iftype_data(ar, cap); + wiphy->max_ap_assoc_sta = ar->max_num_stations; - ret = ath12k_mac_setup_iface_combinations(ar); - if (ret) { - ath12k_err(ar->ab, "failed to setup interface combinations: %d\n", ret); - goto err_free_channels; - } + cap = &pdev->cap; wiphy->available_antennas_rx = cap->rx_chain_mask; wiphy->available_antennas_tx = cap->tx_chain_mask; - wiphy->interface_modes = ab->hw_params->interface_modes; + SET_IEEE80211_PERM_ADDR(hw, ar->mac_addr); + SET_IEEE80211_DEV(hw, ab->dev); + + ret = ath12k_mac_setup_iface_combinations(ah); + if (ret) { + ath12k_err(ab, "failed to setup interface combinations: %d\n", ret); + goto err_cleanup_unregister; + } + + wiphy->interface_modes = ath12k_mac_get_ifmodes(ah); if (wiphy->bands[NL80211_BAND_2GHZ] && wiphy->bands[NL80211_BAND_5GHZ] && @@ -7483,15 +8050,10 @@ static int __ath12k_mac_register(struct ath12k *ar) wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE | NL80211_FEATURE_AP_SCAN; - ar->max_num_stations = TARGET_NUM_STATIONS; - ar->max_num_peers = TARGET_NUM_PEERS_PDEV; - - wiphy->max_ap_assoc_sta = ar->max_num_stations; - hw->queues = ATH12K_HW_MAX_QUEUES; wiphy->tx_queue_len = ATH12K_QUEUE_LEN; hw->offchannel_tx_hw_queue = ATH12K_HW_MAX_QUEUES - 1; - hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; + hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_EHT; hw->vif_data_size = sizeof(struct ath12k_vif); hw->sta_data_size = sizeof(struct ath12k_sta); @@ -7524,7 +8086,7 @@ static int __ath12k_mac_register(struct ath12k *ar) ret = ieee80211_register_hw(hw); if (ret) { - ath12k_err(ar->ab, "ieee80211 registration failed: %d\n", ret); + ath12k_err(ab, "ieee80211 registration failed: %d\n", ret); goto err_free_if_combs; } @@ -7552,142 +8114,213 @@ err_free_if_combs: kfree(wiphy->iface_combinations[0].limits); kfree(wiphy->iface_combinations); -err_free_channels: - kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); - kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels); - kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); +err_cleanup_unregister: + ath12k_mac_cleanup_unregister(ar); -err: +out: SET_IEEE80211_DEV(hw, NULL); + return ret; } +static void ath12k_mac_setup(struct ath12k *ar) +{ + struct ath12k_base *ab = ar->ab; + struct ath12k_pdev *pdev = ar->pdev; + u8 pdev_idx = ar->pdev_idx; + + ar->lmac_id = ath12k_hw_get_mac_from_pdev_id(ab->hw_params, pdev_idx); + + ar->wmi = &ab->wmi_ab.wmi[pdev_idx]; + /* FIXME: wmi[0] is already initialized during attach, + * Should we do this again? + */ + ath12k_wmi_pdev_attach(ab, pdev_idx); + + ar->cfg_tx_chainmask = pdev->cap.tx_chain_mask; + ar->cfg_rx_chainmask = pdev->cap.rx_chain_mask; + ar->num_tx_chains = hweight32(pdev->cap.tx_chain_mask); + ar->num_rx_chains = hweight32(pdev->cap.rx_chain_mask); + + spin_lock_init(&ar->data_lock); + INIT_LIST_HEAD(&ar->arvifs); + INIT_LIST_HEAD(&ar->ppdu_stats_info); + mutex_init(&ar->conf_mutex); + init_completion(&ar->vdev_setup_done); + init_completion(&ar->vdev_delete_done); + init_completion(&ar->peer_assoc_done); + init_completion(&ar->peer_delete_done); + init_completion(&ar->install_key_done); + init_completion(&ar->bss_survey_done); + init_completion(&ar->scan.started); + init_completion(&ar->scan.completed); + init_completion(&ar->scan.on_channel); + + INIT_DELAYED_WORK(&ar->scan.timeout, ath12k_scan_timeout_work); + INIT_WORK(&ar->regd_update_work, ath12k_regd_update_work); + + INIT_WORK(&ar->wmi_mgmt_tx_work, ath12k_mgmt_over_wmi_tx_work); + skb_queue_head_init(&ar->wmi_mgmt_tx_queue); + clear_bit(ATH12K_FLAG_MONITOR_ENABLED, &ar->monitor_flags); +} + int ath12k_mac_register(struct ath12k_base *ab) { - struct ath12k *ar; - struct ath12k_pdev *pdev; + struct ath12k_hw *ah; int i; int ret; if (test_bit(ATH12K_FLAG_REGISTERED, &ab->dev_flags)) return 0; - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; - if (ab->pdevs_macaddr_valid) { - ether_addr_copy(ar->mac_addr, pdev->mac_addr); - } else { - ether_addr_copy(ar->mac_addr, ab->mac_addr); - ar->mac_addr[4] += i; - } - - ret = __ath12k_mac_register(ar); - if (ret) - goto err_cleanup; - - init_waitqueue_head(&ar->txmgmt_empty_waitq); - idr_init(&ar->txmgmt_idr); - spin_lock_init(&ar->txmgmt_idr_lock); - } - /* Initialize channel counters frequency value in hertz */ ab->cc_freq_hz = 320000; ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS)) - 1; + for (i = 0; i < ab->num_hw; i++) { + ah = ab->ah[i]; + + ret = ath12k_mac_hw_register(ah); + if (ret) + goto err; + } + return 0; -err_cleanup: +err: for (i = i - 1; i >= 0; i--) { - pdev = &ab->pdevs[i]; - ar = pdev->ar; - __ath12k_mac_unregister(ar); + ah = ab->ah[i]; + if (!ah) + continue; + + ath12k_mac_hw_unregister(ah); } return ret; } -int ath12k_mac_allocate(struct ath12k_base *ab) +void ath12k_mac_unregister(struct ath12k_base *ab) +{ + struct ath12k_hw *ah; + int i; + + for (i = ab->num_hw - 1; i >= 0; i--) { + ah = ab->ah[i]; + if (!ah) + continue; + + ath12k_mac_hw_unregister(ah); + } +} + +static void ath12k_mac_hw_destroy(struct ath12k_hw *ah) +{ + ieee80211_free_hw(ah->hw); +} + +static struct ath12k_hw *ath12k_mac_hw_allocate(struct ath12k_base *ab, + struct ath12k_pdev_map *pdev_map, + u8 num_pdev_map) { struct ieee80211_hw *hw; struct ath12k *ar; struct ath12k_pdev *pdev; - int ret; + struct ath12k_hw *ah; int i; + u8 pdev_idx; - if (test_bit(ATH12K_FLAG_REGISTERED, &ab->dev_flags)) - return 0; + hw = ieee80211_alloc_hw(struct_size(ah, radio, num_pdev_map), + &ath12k_ops); + if (!hw) + return NULL; - for (i = 0; i < ab->num_radios; i++) { - pdev = &ab->pdevs[i]; - hw = ieee80211_alloc_hw(sizeof(struct ath12k), &ath12k_ops); - if (!hw) { - ath12k_warn(ab, "failed to allocate mac80211 hw device\n"); - ret = -ENOMEM; - goto err_free_mac; - } + ah = ath12k_hw_to_ah(hw); + ah->hw = hw; + ah->num_radio = num_pdev_map; + + for (i = 0; i < num_pdev_map; i++) { + ab = pdev_map[i].ab; + pdev_idx = pdev_map[i].pdev_idx; + pdev = &ab->pdevs[pdev_idx]; - ar = hw->priv; - ar->hw = hw; + ar = ath12k_ah_to_ar(ah); + ar->ah = ah; ar->ab = ab; + ar->hw_link_id = i; ar->pdev = pdev; - ar->pdev_idx = i; - ar->lmac_id = ath12k_hw_get_mac_from_pdev_id(ab->hw_params, i); - - ar->wmi = &ab->wmi_ab.wmi[i]; - /* FIXME: wmi[0] is already initialized during attach, - * Should we do this again? - */ - ath12k_wmi_pdev_attach(ab, i); - - ar->cfg_tx_chainmask = pdev->cap.tx_chain_mask; - ar->cfg_rx_chainmask = pdev->cap.rx_chain_mask; - ar->num_tx_chains = hweight32(pdev->cap.tx_chain_mask); - ar->num_rx_chains = hweight32(pdev->cap.rx_chain_mask); - + ar->pdev_idx = pdev_idx; pdev->ar = ar; - spin_lock_init(&ar->data_lock); - INIT_LIST_HEAD(&ar->arvifs); - INIT_LIST_HEAD(&ar->ppdu_stats_info); - mutex_init(&ar->conf_mutex); - init_completion(&ar->vdev_setup_done); - init_completion(&ar->vdev_delete_done); - init_completion(&ar->peer_assoc_done); - init_completion(&ar->peer_delete_done); - init_completion(&ar->install_key_done); - init_completion(&ar->bss_survey_done); - init_completion(&ar->scan.started); - init_completion(&ar->scan.completed); - - INIT_DELAYED_WORK(&ar->scan.timeout, ath12k_scan_timeout_work); - INIT_WORK(&ar->regd_update_work, ath12k_regd_update_work); - - INIT_WORK(&ar->wmi_mgmt_tx_work, ath12k_mgmt_over_wmi_tx_work); - skb_queue_head_init(&ar->wmi_mgmt_tx_queue); - clear_bit(ATH12K_FLAG_MONITOR_ENABLED, &ar->monitor_flags); - } - return 0; - -err_free_mac: - ath12k_mac_destroy(ab); + ath12k_mac_setup(ar); + } - return ret; + return ah; } void ath12k_mac_destroy(struct ath12k_base *ab) { - struct ath12k *ar; struct ath12k_pdev *pdev; int i; for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; - ar = pdev->ar; - if (!ar) + if (!pdev->ar) continue; - ieee80211_free_hw(ar->hw); pdev->ar = NULL; } + + for (i = 0; i < ab->num_hw; i++) { + if (!ab->ah[i]) + continue; + + ath12k_mac_hw_destroy(ab->ah[i]); + ab->ah[i] = NULL; + } +} + +int ath12k_mac_allocate(struct ath12k_base *ab) +{ + struct ath12k_hw *ah; + struct ath12k_pdev_map pdev_map[MAX_RADIOS]; + int ret, i, j; + u8 radio_per_hw; + + if (test_bit(ATH12K_FLAG_REGISTERED, &ab->dev_flags)) + return 0; + + ab->num_hw = ab->num_radios; + radio_per_hw = 1; + + for (i = 0; i < ab->num_hw; i++) { + for (j = 0; j < radio_per_hw; j++) { + pdev_map[j].ab = ab; + pdev_map[j].pdev_idx = (i * radio_per_hw) + j; + } + + ah = ath12k_mac_hw_allocate(ab, pdev_map, radio_per_hw); + if (!ah) { + ath12k_warn(ab, "failed to allocate mac80211 hw device for hw_idx %d\n", + i); + ret = -ENOMEM; + goto err; + } + + ab->ah[i] = ah; + } + + ath12k_dp_pdev_pre_alloc(ab); + + return 0; + +err: + for (i = i - 1; i >= 0; i--) { + if (!ab->ah[i]) + continue; + + ath12k_mac_hw_destroy(ab->ah[i]); + ab->ah[i] = NULL; + } + + return ret; } diff --git a/drivers/net/wireless/ath/ath12k/mac.h b/drivers/net/wireless/ath/ath12k/mac.h index 7c63bb628adc..3f5e1be0dff9 100644 --- a/drivers/net/wireless/ath/ath12k/mac.h +++ b/drivers/net/wireless/ath/ath12k/mac.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_MAC_H @@ -12,6 +12,8 @@ struct ath12k; struct ath12k_base; +struct ath12k_hw; +struct ath12k_pdev_map; struct ath12k_generic_iter { struct ath12k *ar; diff --git a/drivers/net/wireless/ath/ath12k/mhi.c b/drivers/net/wireless/ath/ath12k/mhi.c index d5441ddb374b..adb8c3ec1950 100644 --- a/drivers/net/wireless/ath/ath12k/mhi.c +++ b/drivers/net/wireless/ath/ath12k/mhi.c @@ -1,11 +1,12 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/msi.h> #include <linux/pci.h> +#include <linux/firmware.h> #include "core.h" #include "debug.h" @@ -13,6 +14,8 @@ #include "pci.h" #define MHI_TIMEOUT_DEFAULT_MS 90000 +#define OTP_INVALID_BOARD_ID 0xFFFF +#define OTP_VALID_DUALMAC_BOARD_ID_MASK 0x1000 static const struct mhi_channel_config ath12k_mhi_channels_qcn9274[] = { { @@ -358,23 +361,60 @@ int ath12k_mhi_register(struct ath12k_pci *ab_pci) { struct ath12k_base *ab = ab_pci->ab; struct mhi_controller *mhi_ctrl; + unsigned int board_id; int ret; + bool dualmac = false; mhi_ctrl = mhi_alloc_controller(); if (!mhi_ctrl) return -ENOMEM; - ath12k_core_create_firmware_path(ab, ATH12K_AMSS_FILE, - ab_pci->amss_path, - sizeof(ab_pci->amss_path)); - ab_pci->mhi_ctrl = mhi_ctrl; mhi_ctrl->cntrl_dev = ab->dev; - mhi_ctrl->fw_image = ab_pci->amss_path; mhi_ctrl->regs = ab->mem; mhi_ctrl->reg_len = ab->mem_len; mhi_ctrl->rddm_size = ab->hw_params->rddm_size; + if (ab->hw_params->otp_board_id_register) { + board_id = + ath12k_pci_read32(ab, ab->hw_params->otp_board_id_register); + board_id = u32_get_bits(board_id, OTP_BOARD_ID_MASK); + + if (!board_id || (board_id == OTP_INVALID_BOARD_ID)) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "failed to read board id\n"); + } else if (board_id & OTP_VALID_DUALMAC_BOARD_ID_MASK) { + dualmac = true; + ab->slo_capable = false; + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "dualmac fw selected for board id: %x\n", board_id); + } + } + + if (dualmac) { + if (ab->fw.amss_dualmac_data && ab->fw.amss_dualmac_len > 0) { + /* use MHI firmware file from firmware-N.bin */ + mhi_ctrl->fw_data = ab->fw.amss_dualmac_data; + mhi_ctrl->fw_sz = ab->fw.amss_dualmac_len; + } else { + ath12k_warn(ab, "dualmac firmware IE not present in firmware-N.bin\n"); + ret = -ENOENT; + goto free_controller; + } + } else { + if (ab->fw.amss_data && ab->fw.amss_len > 0) { + /* use MHI firmware file from firmware-N.bin */ + mhi_ctrl->fw_data = ab->fw.amss_data; + mhi_ctrl->fw_sz = ab->fw.amss_len; + } else { + /* use the old separate mhi.bin MHI firmware file */ + ath12k_core_create_firmware_path(ab, ATH12K_AMSS_FILE, + ab_pci->amss_path, + sizeof(ab_pci->amss_path)); + mhi_ctrl->fw_image = ab_pci->amss_path; + } + } + ret = ath12k_mhi_get_msi(ab_pci); if (ret) { ath12k_err(ab, "failed to get msi for mhi\n"); diff --git a/drivers/net/wireless/ath/ath12k/p2p.c b/drivers/net/wireless/ath/ath12k/p2p.c new file mode 100644 index 000000000000..d334df720032 --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/p2p.c @@ -0,0 +1,142 @@ +// SPDX-License-Identifier: BSD-3-Clause-Clear +/* + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include <net/mac80211.h> +#include "core.h" +#include "mac.h" +#include "p2p.h" + +static void ath12k_p2p_noa_ie_fill(u8 *data, size_t len, + const struct ath12k_wmi_p2p_noa_info *noa) +{ + struct ieee80211_p2p_noa_attr *noa_attr; + u8 ctwindow = le32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_CTWIN_TU); + bool oppps = le32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_OPP_PS); + __le16 *noa_attr_len; + u16 attr_len; + u8 noa_descriptors = le32_get_bits(noa->noa_attr, + WMI_P2P_NOA_INFO_DESC_NUM); + int i; + + /* P2P IE */ + data[0] = WLAN_EID_VENDOR_SPECIFIC; + data[1] = len - 2; + data[2] = (WLAN_OUI_WFA >> 16) & 0xff; + data[3] = (WLAN_OUI_WFA >> 8) & 0xff; + data[4] = (WLAN_OUI_WFA >> 0) & 0xff; + data[5] = WLAN_OUI_TYPE_WFA_P2P; + + /* NOA ATTR */ + data[6] = IEEE80211_P2P_ATTR_ABSENCE_NOTICE; + noa_attr_len = (__le16 *)&data[7]; /* 2 bytes */ + noa_attr = (struct ieee80211_p2p_noa_attr *)&data[9]; + + noa_attr->index = le32_get_bits(noa->noa_attr, + WMI_P2P_NOA_INFO_INDEX); + noa_attr->oppps_ctwindow = ctwindow; + if (oppps) + noa_attr->oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT; + + for (i = 0; i < noa_descriptors; i++) { + noa_attr->desc[i].count = + __le32_to_cpu(noa->descriptors[i].type_count); + noa_attr->desc[i].duration = noa->descriptors[i].duration; + noa_attr->desc[i].interval = noa->descriptors[i].interval; + noa_attr->desc[i].start_time = noa->descriptors[i].start_time; + } + + attr_len = 2; /* index + oppps_ctwindow */ + attr_len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc); + *noa_attr_len = __cpu_to_le16(attr_len); +} + +static size_t ath12k_p2p_noa_ie_len_compute(const struct ath12k_wmi_p2p_noa_info *noa) +{ + size_t len = 0; + + if (!(le32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_DESC_NUM)) && + !(le32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_OPP_PS))) + return 0; + + len += 1 + 1 + 4; /* EID + len + OUI */ + len += 1 + 2; /* noa attr + attr len */ + len += 1 + 1; /* index + oppps_ctwindow */ + len += le32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_DESC_NUM) * + sizeof(struct ieee80211_p2p_noa_desc); + + return len; +} + +static void ath12k_p2p_noa_ie_assign(struct ath12k_vif *arvif, void *ie, + size_t len) +{ + struct ath12k *ar = arvif->ar; + + lockdep_assert_held(&ar->data_lock); + + kfree(arvif->u.ap.noa_data); + + arvif->u.ap.noa_data = ie; + arvif->u.ap.noa_len = len; +} + +static void __ath12k_p2p_noa_update(struct ath12k_vif *arvif, + const struct ath12k_wmi_p2p_noa_info *noa) +{ + struct ath12k *ar = arvif->ar; + void *ie; + size_t len; + + lockdep_assert_held(&ar->data_lock); + + ath12k_p2p_noa_ie_assign(arvif, NULL, 0); + + len = ath12k_p2p_noa_ie_len_compute(noa); + if (!len) + return; + + ie = kmalloc(len, GFP_ATOMIC); + if (!ie) + return; + + ath12k_p2p_noa_ie_fill(ie, len, noa); + ath12k_p2p_noa_ie_assign(arvif, ie, len); +} + +void ath12k_p2p_noa_update(struct ath12k_vif *arvif, + const struct ath12k_wmi_p2p_noa_info *noa) +{ + struct ath12k *ar = arvif->ar; + + spin_lock_bh(&ar->data_lock); + __ath12k_p2p_noa_update(arvif, noa); + spin_unlock_bh(&ar->data_lock); +} + +static void ath12k_p2p_noa_update_vdev_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); + struct ath12k_p2p_noa_arg *arg = data; + + if (arvif->vdev_id != arg->vdev_id) + return; + + ath12k_p2p_noa_update(arvif, arg->noa); +} + +void ath12k_p2p_noa_update_by_vdev_id(struct ath12k *ar, u32 vdev_id, + const struct ath12k_wmi_p2p_noa_info *noa) +{ + struct ath12k_p2p_noa_arg arg = { + .vdev_id = vdev_id, + .noa = noa, + }; + + ieee80211_iterate_active_interfaces_atomic(ath12k_ar_to_hw(ar), + IEEE80211_IFACE_ITER_NORMAL, + ath12k_p2p_noa_update_vdev_iter, + &arg); +} diff --git a/drivers/net/wireless/ath/ath12k/p2p.h b/drivers/net/wireless/ath/ath12k/p2p.h new file mode 100644 index 000000000000..5768139a7844 --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/p2p.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.. + */ + +#ifndef ATH12K_P2P_H +#define ATH12K_P2P_H + +#include "wmi.h" + +struct ath12k_wmi_p2p_noa_info; + +struct ath12k_p2p_noa_arg { + u32 vdev_id; + const struct ath12k_wmi_p2p_noa_info *noa; +}; + +void ath12k_p2p_noa_update(struct ath12k_vif *arvif, + const struct ath12k_wmi_p2p_noa_info *noa); +void ath12k_p2p_noa_update_by_vdev_id(struct ath12k *ar, u32 vdev_id, + const struct ath12k_wmi_p2p_noa_info *noa); + +#endif diff --git a/drivers/net/wireless/ath/ath12k/pci.c b/drivers/net/wireless/ath/ath12k/pci.c index f0d2e2d8719c..14954bc05144 100644 --- a/drivers/net/wireless/ath/ath12k/pci.c +++ b/drivers/net/wireless/ath/ath12k/pci.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -39,6 +39,10 @@ #define QCN9274_DEVICE_ID 0x1109 #define WCN7850_DEVICE_ID 0x1107 +#define PCIE_LOCAL_REG_QRTR_NODE_ID 0x1E03164 +#define DOMAIN_NUMBER_MASK GENMASK(7, 4) +#define BUS_NUMBER_MASK GENMASK(3, 0) + static const struct pci_device_id ath12k_pci_id_table[] = { { PCI_VDEVICE(QCOM, QCN9274_DEVICE_ID) }, { PCI_VDEVICE(QCOM, WCN7850_DEVICE_ID) }, @@ -201,18 +205,17 @@ static u32 ath12k_pci_get_window_start(struct ath12k_base *ab, /* If offset lies within CE register range, use 2nd window */ else if ((offset ^ HAL_CE_WFSS_CE_REG_BASE) < WINDOW_RANGE_MASK) window_start = 2 * WINDOW_START; - /* If offset lies within PCI_BAR_WINDOW0_BASE and within PCI_SOC_PCI_REG_BASE - * use 0th window - */ - else if (((offset ^ PCI_BAR_WINDOW0_BASE) < WINDOW_RANGE_MASK) && - !((offset ^ PCI_SOC_PCI_REG_BASE) < PCI_SOC_RANGE_MASK)) - window_start = 0; else window_start = WINDOW_START; return window_start; } +static inline bool ath12k_pci_is_offset_within_mhi_region(u32 offset) +{ + return (offset >= PCI_MHIREGLEN_REG && offset <= PCI_MHI_REGION_END); +} + static void ath12k_pci_soc_global_reset(struct ath12k_base *ab) { u32 val, delay; @@ -682,12 +685,22 @@ static void ath12k_pci_init_qmi_ce_config(struct ath12k_base *ab) { struct ath12k_qmi_ce_cfg *cfg = &ab->qmi.ce_cfg; + struct ath12k_pci *ab_pci = ath12k_pci_priv(ab); + struct pci_bus *bus = ab_pci->pdev->bus; + cfg->tgt_ce = ab->hw_params->target_ce_config; cfg->tgt_ce_len = ab->hw_params->target_ce_count; cfg->svc_to_ce_map = ab->hw_params->svc_to_ce_map; cfg->svc_to_ce_map_len = ab->hw_params->svc_to_ce_map_len; ab->qmi.service_ins_id = ab->hw_params->qmi_service_ins_id; + + if (test_bit(ATH12K_FW_FEATURE_MULTI_QRTR_ID, ab->fw.fw_features)) { + ab_pci->qmi_instance = + u32_encode_bits(pci_domain_nr(bus), DOMAIN_NUMBER_MASK) | + u32_encode_bits(bus->number, BUS_NUMBER_MASK); + ab->qmi.service_ins_id += ab_pci->qmi_instance; + } } static void ath12k_pci_ce_irqs_enable(struct ath12k_base *ab) @@ -901,6 +914,26 @@ static void ath12k_pci_aspm_disable(struct ath12k_pci *ab_pci) set_bit(ATH12K_PCI_ASPM_RESTORE, &ab_pci->flags); } +static void ath12k_pci_update_qrtr_node_id(struct ath12k_base *ab) +{ + struct ath12k_pci *ab_pci = ath12k_pci_priv(ab); + u32 reg; + + /* On platforms with two or more identical mhi devices, qmi service run + * with identical qrtr-node-id. Because of this identical ID qrtr-lookup + * cannot register more than one qmi service with identical node ID. + * + * This generates a unique instance ID from PCIe domain number and bus number, + * writes to the given register, it is available for firmware when the QMI service + * is spawned. + */ + reg = PCIE_LOCAL_REG_QRTR_NODE_ID & WINDOW_RANGE_MASK; + ath12k_pci_write32(ab, reg, ab_pci->qmi_instance); + + ath12k_dbg(ab, ATH12K_DBG_PCI, "pci reg 0x%x instance 0x%x read val 0x%x\n", + reg, ab_pci->qmi_instance, ath12k_pci_read32(ab, reg)); +} + static void ath12k_pci_aspm_restore(struct ath12k_pci *ab_pci) { if (test_and_clear_bit(ATH12K_PCI_ASPM_RESTORE, &ab_pci->flags)) @@ -1138,15 +1171,17 @@ u32 ath12k_pci_read32(struct ath12k_base *ab, u32 offset) if (window_start == WINDOW_START) { spin_lock_bh(&ab_pci->window_lock); ath12k_pci_select_window(ab_pci, offset); - val = ioread32(ab->mem + window_start + - (offset & WINDOW_RANGE_MASK)); + + if (ath12k_pci_is_offset_within_mhi_region(offset)) { + offset = offset - PCI_MHIREGLEN_REG; + val = ioread32(ab->mem + + (offset & WINDOW_RANGE_MASK)); + } else { + val = ioread32(ab->mem + window_start + + (offset & WINDOW_RANGE_MASK)); + } spin_unlock_bh(&ab_pci->window_lock); } else { - if ((!window_start) && - (offset >= PCI_MHIREGLEN_REG && - offset <= PCI_MHI_REGION_END)) - offset = offset - PCI_MHIREGLEN_REG; - val = ioread32(ab->mem + window_start + (offset & WINDOW_RANGE_MASK)); } @@ -1183,15 +1218,17 @@ void ath12k_pci_write32(struct ath12k_base *ab, u32 offset, u32 value) if (window_start == WINDOW_START) { spin_lock_bh(&ab_pci->window_lock); ath12k_pci_select_window(ab_pci, offset); - iowrite32(value, ab->mem + window_start + - (offset & WINDOW_RANGE_MASK)); + + if (ath12k_pci_is_offset_within_mhi_region(offset)) { + offset = offset - PCI_MHIREGLEN_REG; + iowrite32(value, ab->mem + + (offset & WINDOW_RANGE_MASK)); + } else { + iowrite32(value, ab->mem + window_start + + (offset & WINDOW_RANGE_MASK)); + } spin_unlock_bh(&ab_pci->window_lock); } else { - if ((!window_start) && - (offset >= PCI_MHIREGLEN_REG && - offset <= PCI_MHI_REGION_END)) - offset = offset - PCI_MHIREGLEN_REG; - iowrite32(value, ab->mem + window_start + (offset & WINDOW_RANGE_MASK)); } @@ -1219,6 +1256,9 @@ int ath12k_pci_power_up(struct ath12k_base *ab) ath12k_pci_msi_enable(ab_pci); + if (test_bit(ATH12K_FW_FEATURE_MULTI_QRTR_ID, ab->fw.fw_features)) + ath12k_pci_update_qrtr_node_id(ab); + ret = ath12k_mhi_start(ab_pci); if (ret) { ath12k_err(ab, "failed to start mhi: %d\n", ret); @@ -1310,11 +1350,21 @@ static int ath12k_pci_probe(struct pci_dev *pdev, goto err_free_core; } + ath12k_dbg(ab, ATH12K_DBG_BOOT, "pci probe %04x:%04x %04x:%04x\n", + pdev->vendor, pdev->device, + pdev->subsystem_vendor, pdev->subsystem_device); + + ab->id.vendor = pdev->vendor; + ab->id.device = pdev->device; + ab->id.subsystem_vendor = pdev->subsystem_vendor; + ab->id.subsystem_device = pdev->subsystem_device; + switch (pci_dev->device) { case QCN9274_DEVICE_ID: ab_pci->msi_config = &ath12k_msi_config[0]; ab->static_window_map = true; ab_pci->pci_ops = &ath12k_pci_ops_qcn9274; + ab->hal_rx_ops = &hal_rx_qcn9274_ops; ath12k_pci_read_hw_version(ab, &soc_hw_version_major, &soc_hw_version_minor); switch (soc_hw_version_major) { @@ -1333,9 +1383,11 @@ static int ath12k_pci_probe(struct pci_dev *pdev, } break; case WCN7850_DEVICE_ID: + ab->id.bdf_search = ATH12K_BDF_SEARCH_BUS_AND_BOARD; ab_pci->msi_config = &ath12k_msi_config[0]; ab->static_window_map = false; ab_pci->pci_ops = &ath12k_pci_ops_wcn7850; + ab->hal_rx_ops = &hal_rx_wcn7850_ops; ath12k_pci_read_hw_version(ab, &soc_hw_version_major, &soc_hw_version_minor); switch (soc_hw_version_major) { diff --git a/drivers/net/wireless/ath/ath12k/pci.h b/drivers/net/wireless/ath/ath12k/pci.h index b2edf32ada20..ca93693ba4e9 100644 --- a/drivers/net/wireless/ath/ath12k/pci.h +++ b/drivers/net/wireless/ath/ath12k/pci.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_PCI_H #define ATH12K_PCI_H @@ -53,6 +53,9 @@ #define WLAON_QFPROM_PWR_CTRL_REG 0x01f8031c #define QFPROM_PWR_CTRL_VDD4BLOW_MASK 0x4 +#define QCN9274_QFPROM_RAW_RFA_PDET_ROW13_LSB 0x1E20338 +#define OTP_BOARD_ID_MASK GENMASK(15, 0) + #define PCI_BAR_WINDOW0_BASE 0x1E00000 #define PCI_BAR_WINDOW0_END 0x1E7FFFC #define PCI_SOC_RANGE_MASK 0x3FFF @@ -111,6 +114,7 @@ struct ath12k_pci { u16 link_ctl; unsigned long irq_flags; const struct ath12k_pci_ops *pci_ops; + u32 qmi_instance; }; static inline struct ath12k_pci *ath12k_pci_priv(struct ath12k_base *ab) diff --git a/drivers/net/wireless/ath/ath12k/qmi.c b/drivers/net/wireless/ath/ath12k/qmi.c index 77a132f6bbd1..92845ffff44a 100644 --- a/drivers/net/wireless/ath/ath12k/qmi.c +++ b/drivers/net/wireless/ath/ath12k/qmi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/elf.h> @@ -17,7 +17,7 @@ #define PLATFORM_CAP_PCIE_GLOBAL_RESET 0x08 #define ATH12K_QMI_MAX_CHUNK_SIZE 2097152 -static struct qmi_elem_info wlfw_host_mlo_chip_info_s_v01_ei[] = { +static const struct qmi_elem_info wlfw_host_mlo_chip_info_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_1_BYTE, .elem_len = 1, @@ -61,7 +61,7 @@ static struct qmi_elem_info wlfw_host_mlo_chip_info_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_host_cap_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_host_cap_req_msg_v01_ei[] = { { .data_type = QMI_OPT_FLAG, .elem_len = 1, @@ -511,7 +511,7 @@ static struct qmi_elem_info qmi_wlanfw_host_cap_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_host_cap_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_host_cap_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -528,7 +528,68 @@ static struct qmi_elem_info qmi_wlanfw_host_cap_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_ind_register_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_phy_cap_req_msg_v01_ei[] = { + { + .data_type = QMI_EOTI, + .array_type = NO_ARRAY, + .tlv_type = QMI_COMMON_TLV_TYPE, + }, +}; + +static const struct qmi_elem_info qmi_wlanfw_phy_cap_resp_msg_v01_ei[] = { + { + .data_type = QMI_STRUCT, + .elem_len = 1, + .elem_size = sizeof(struct qmi_response_type_v01), + .array_type = NO_ARRAY, + .tlv_type = 0x02, + .offset = offsetof(struct qmi_wlanfw_phy_cap_resp_msg_v01, resp), + .ei_array = qmi_response_type_v01_ei, + }, + { + .data_type = QMI_OPT_FLAG, + .elem_len = 1, + .elem_size = sizeof(u8), + .array_type = NO_ARRAY, + .tlv_type = 0x10, + .offset = offsetof(struct qmi_wlanfw_phy_cap_resp_msg_v01, + num_phy_valid), + }, + { + .data_type = QMI_UNSIGNED_1_BYTE, + .elem_len = 1, + .elem_size = sizeof(u8), + .array_type = NO_ARRAY, + .tlv_type = 0x10, + .offset = offsetof(struct qmi_wlanfw_phy_cap_resp_msg_v01, + num_phy), + }, + { + .data_type = QMI_OPT_FLAG, + .elem_len = 1, + .elem_size = sizeof(u8), + .array_type = NO_ARRAY, + .tlv_type = 0x11, + .offset = offsetof(struct qmi_wlanfw_phy_cap_resp_msg_v01, + board_id_valid), + }, + { + .data_type = QMI_UNSIGNED_4_BYTE, + .elem_len = 1, + .elem_size = sizeof(u32), + .array_type = NO_ARRAY, + .tlv_type = 0x11, + .offset = offsetof(struct qmi_wlanfw_phy_cap_resp_msg_v01, + board_id), + }, + { + .data_type = QMI_EOTI, + .array_type = NO_ARRAY, + .tlv_type = QMI_COMMON_TLV_TYPE, + }, +}; + +static const struct qmi_elem_info qmi_wlanfw_ind_register_req_msg_v01_ei[] = { { .data_type = QMI_OPT_FLAG, .elem_len = 1, @@ -753,7 +814,7 @@ static struct qmi_elem_info qmi_wlanfw_ind_register_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_ind_register_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_ind_register_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -789,7 +850,7 @@ static struct qmi_elem_info qmi_wlanfw_ind_register_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_mem_cfg_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_mem_cfg_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_8_BYTE, .elem_len = 1, @@ -821,7 +882,7 @@ static struct qmi_elem_info qmi_wlanfw_mem_cfg_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_mem_seg_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_mem_seg_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -863,7 +924,7 @@ static struct qmi_elem_info qmi_wlanfw_mem_seg_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_request_mem_ind_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_request_mem_ind_msg_v01_ei[] = { { .data_type = QMI_DATA_LEN, .elem_len = 1, @@ -890,7 +951,7 @@ static struct qmi_elem_info qmi_wlanfw_request_mem_ind_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_mem_seg_resp_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_mem_seg_resp_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_8_BYTE, .elem_len = 1, @@ -930,7 +991,7 @@ static struct qmi_elem_info qmi_wlanfw_mem_seg_resp_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_respond_mem_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_respond_mem_req_msg_v01_ei[] = { { .data_type = QMI_DATA_LEN, .elem_len = 1, @@ -957,7 +1018,7 @@ static struct qmi_elem_info qmi_wlanfw_respond_mem_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_respond_mem_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_respond_mem_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -975,7 +1036,7 @@ static struct qmi_elem_info qmi_wlanfw_respond_mem_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_cap_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_cap_req_msg_v01_ei[] = { { .data_type = QMI_EOTI, .array_type = NO_ARRAY, @@ -983,7 +1044,7 @@ static struct qmi_elem_info qmi_wlanfw_cap_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_rf_chip_info_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_rf_chip_info_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1009,7 +1070,7 @@ static struct qmi_elem_info qmi_wlanfw_rf_chip_info_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_rf_board_info_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_rf_board_info_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1026,7 +1087,7 @@ static struct qmi_elem_info qmi_wlanfw_rf_board_info_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_soc_info_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_soc_info_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1042,7 +1103,7 @@ static struct qmi_elem_info qmi_wlanfw_soc_info_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_dev_mem_info_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_dev_mem_info_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_8_BYTE, .elem_len = 1, @@ -1068,7 +1129,7 @@ static struct qmi_elem_info qmi_wlanfw_dev_mem_info_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_fw_version_info_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_fw_version_info_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1094,7 +1155,7 @@ static struct qmi_elem_info qmi_wlanfw_fw_version_info_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_cap_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_cap_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -1348,7 +1409,7 @@ static struct qmi_elem_info qmi_wlanfw_cap_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_bdf_download_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_bdf_download_req_msg_v01_ei[] = { { .data_type = QMI_UNSIGNED_1_BYTE, .elem_len = 1, @@ -1483,7 +1544,7 @@ static struct qmi_elem_info qmi_wlanfw_bdf_download_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_bdf_download_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_bdf_download_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -1501,7 +1562,7 @@ static struct qmi_elem_info qmi_wlanfw_bdf_download_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_m3_info_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_m3_info_req_msg_v01_ei[] = { { .data_type = QMI_UNSIGNED_8_BYTE, .elem_len = 1, @@ -1525,7 +1586,7 @@ static struct qmi_elem_info qmi_wlanfw_m3_info_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_m3_info_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_m3_info_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -1542,7 +1603,7 @@ static struct qmi_elem_info qmi_wlanfw_m3_info_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_ce_tgt_pipe_cfg_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_ce_tgt_pipe_cfg_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1595,7 +1656,7 @@ static struct qmi_elem_info qmi_wlanfw_ce_tgt_pipe_cfg_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_ce_svc_pipe_cfg_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_ce_svc_pipe_cfg_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1630,7 +1691,7 @@ static struct qmi_elem_info qmi_wlanfw_ce_svc_pipe_cfg_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_shadow_reg_cfg_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_shadow_reg_cfg_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_2_BYTE, .elem_len = 1, @@ -1654,7 +1715,7 @@ static struct qmi_elem_info qmi_wlanfw_shadow_reg_cfg_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_shadow_reg_v3_cfg_s_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_shadow_reg_v3_cfg_s_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1671,7 +1732,7 @@ static struct qmi_elem_info qmi_wlanfw_shadow_reg_v3_cfg_s_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_wlan_mode_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_wlan_mode_req_msg_v01_ei[] = { { .data_type = QMI_UNSIGNED_4_BYTE, .elem_len = 1, @@ -1706,7 +1767,7 @@ static struct qmi_elem_info qmi_wlanfw_wlan_mode_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_wlan_mode_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_wlan_mode_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -1724,7 +1785,7 @@ static struct qmi_elem_info qmi_wlanfw_wlan_mode_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_wlan_cfg_req_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_wlan_cfg_req_msg_v01_ei[] = { { .data_type = QMI_OPT_FLAG, .elem_len = 1, @@ -1862,7 +1923,7 @@ static struct qmi_elem_info qmi_wlanfw_wlan_cfg_req_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_wlan_cfg_resp_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_wlan_cfg_resp_msg_v01_ei[] = { { .data_type = QMI_STRUCT, .elem_len = 1, @@ -1879,22 +1940,78 @@ static struct qmi_elem_info qmi_wlanfw_wlan_cfg_resp_msg_v01_ei[] = { }, }; -static struct qmi_elem_info qmi_wlanfw_mem_ready_ind_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_mem_ready_ind_msg_v01_ei[] = { { .data_type = QMI_EOTI, .array_type = NO_ARRAY, }, }; -static struct qmi_elem_info qmi_wlanfw_fw_ready_ind_msg_v01_ei[] = { +static const struct qmi_elem_info qmi_wlanfw_fw_ready_ind_msg_v01_ei[] = { { .data_type = QMI_EOTI, .array_type = NO_ARRAY, }, }; -static void ath12k_host_cap_parse_mlo(struct qmi_wlanfw_host_cap_req_msg_v01 *req) +static const struct qmi_elem_info qmi_wlanfw_wlan_ini_req_msg_v01_ei[] = { + { + .data_type = QMI_OPT_FLAG, + .elem_len = 1, + .elem_size = sizeof(u8), + .array_type = NO_ARRAY, + .tlv_type = 0x10, + .offset = offsetof(struct qmi_wlanfw_wlan_ini_req_msg_v01, + enable_fwlog_valid), + }, + { + .data_type = QMI_UNSIGNED_1_BYTE, + .elem_len = 1, + .elem_size = sizeof(u8), + .array_type = NO_ARRAY, + .tlv_type = 0x10, + .offset = offsetof(struct qmi_wlanfw_wlan_ini_req_msg_v01, + enable_fwlog), + }, + { + .data_type = QMI_EOTI, + .array_type = NO_ARRAY, + .tlv_type = QMI_COMMON_TLV_TYPE, + }, +}; + +static const struct qmi_elem_info qmi_wlanfw_wlan_ini_resp_msg_v01_ei[] = { + { + .data_type = QMI_STRUCT, + .elem_len = 1, + .elem_size = sizeof(struct qmi_response_type_v01), + .array_type = NO_ARRAY, + .tlv_type = 0x02, + .offset = offsetof(struct qmi_wlanfw_wlan_ini_resp_msg_v01, + resp), + .ei_array = qmi_response_type_v01_ei, + }, + { + .data_type = QMI_EOTI, + .array_type = NO_ARRAY, + .tlv_type = QMI_COMMON_TLV_TYPE, + }, +}; + +static void ath12k_host_cap_parse_mlo(struct ath12k_base *ab, + struct qmi_wlanfw_host_cap_req_msg_v01 *req) { + struct wlfw_host_mlo_chip_info_s_v01 *info; + u8 hw_link_id = 0; + int i; + + if (!ab->qmi.num_radios || ab->qmi.num_radios == U8_MAX) { + ath12k_dbg(ab, ATH12K_DBG_QMI, + "skip QMI MLO cap due to invalid num_radio %d\n", + ab->qmi.num_radios); + return; + } + req->mlo_capable_valid = 1; req->mlo_capable = 1; req->mlo_chip_id_valid = 1; @@ -1905,28 +2022,31 @@ static void ath12k_host_cap_parse_mlo(struct qmi_wlanfw_host_cap_req_msg_v01 *re /* Max peer number generally won't change for the same device * but needs to be synced with host driver. */ - req->max_mlo_peer = 32; + req->max_mlo_peer = ab->hw_params->max_mlo_peer; req->mlo_num_chips_valid = 1; req->mlo_num_chips = 1; + + info = &req->mlo_chip_info[0]; + info->chip_id = 0; + info->num_local_links = ab->qmi.num_radios; + + for (i = 0; i < info->num_local_links; i++) { + info->hw_link_id[i] = hw_link_id; + info->valid_mlo_link_id[i] = 1; + + hw_link_id++; + } + req->mlo_chip_info_valid = 1; - req->mlo_chip_info[0].chip_id = 0; - req->mlo_chip_info[0].num_local_links = 2; - req->mlo_chip_info[0].hw_link_id[0] = 0; - req->mlo_chip_info[0].hw_link_id[1] = 1; - req->mlo_chip_info[0].valid_mlo_link_id[0] = 1; - req->mlo_chip_info[0].valid_mlo_link_id[1] = 1; } static int ath12k_qmi_host_cap_send(struct ath12k_base *ab) { - struct qmi_wlanfw_host_cap_req_msg_v01 req; - struct qmi_wlanfw_host_cap_resp_msg_v01 resp; - struct qmi_txn txn = {}; + struct qmi_wlanfw_host_cap_req_msg_v01 req = {}; + struct qmi_wlanfw_host_cap_resp_msg_v01 resp = {}; + struct qmi_txn txn; int ret = 0; - memset(&req, 0, sizeof(req)); - memset(&resp, 0, sizeof(resp)); - req.num_clients_valid = 1; req.num_clients = 1; req.mem_cfg_mode = ab->qmi.target_mem_mode; @@ -1963,10 +2083,10 @@ static int ath12k_qmi_host_cap_send(struct ath12k_base *ab) */ req.nm_modem |= SLEEP_CLOCK_SELECT_INTERNAL_BIT; req.nm_modem |= PLATFORM_CAP_PCIE_GLOBAL_RESET; - - ath12k_host_cap_parse_mlo(&req); } + ath12k_host_cap_parse_mlo(ab, &req); + ret = qmi_txn_init(&ab->qmi.handle, &txn, qmi_wlanfw_host_cap_resp_msg_v01_ei, &resp); if (ret < 0) @@ -1977,6 +2097,7 @@ static int ath12k_qmi_host_cap_send(struct ath12k_base *ab) QMI_WLANFW_HOST_CAP_REQ_MSG_V01_MAX_LEN, qmi_wlanfw_host_cap_req_msg_v01_ei, &req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "Failed to send host capability request,err = %d\n", ret); goto out; } @@ -1996,6 +2117,62 @@ out: return ret; } +static void ath12k_qmi_phy_cap_send(struct ath12k_base *ab) +{ + struct qmi_wlanfw_phy_cap_req_msg_v01 req = {}; + struct qmi_wlanfw_phy_cap_resp_msg_v01 resp = {}; + struct qmi_txn txn; + int ret; + + if (!ab->slo_capable) + goto out; + + ret = qmi_txn_init(&ab->qmi.handle, &txn, + qmi_wlanfw_phy_cap_resp_msg_v01_ei, &resp); + if (ret < 0) + goto out; + + ret = qmi_send_request(&ab->qmi.handle, NULL, &txn, + QMI_WLANFW_PHY_CAP_REQ_V01, + QMI_WLANFW_PHY_CAP_REQ_MSG_V01_MAX_LEN, + qmi_wlanfw_phy_cap_req_msg_v01_ei, &req); + if (ret < 0) { + qmi_txn_cancel(&txn); + ath12k_warn(ab, "failed to send phy capability request: %d\n", ret); + goto out; + } + + ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH12K_QMI_WLANFW_TIMEOUT_MS)); + if (ret < 0) + goto out; + + if (resp.resp.result != QMI_RESULT_SUCCESS_V01) { + ret = -EOPNOTSUPP; + goto out; + } + + if (!resp.num_phy_valid) { + ret = -ENODATA; + goto out; + } + + ab->qmi.num_radios = resp.num_phy; + + ath12k_dbg(ab, ATH12K_DBG_QMI, "phy capability resp valid %d num_phy %d valid %d board_id %d\n", + resp.num_phy_valid, resp.num_phy, + resp.board_id_valid, resp.board_id); + + return; + +out: + /* If PHY capability not advertised then rely on default num link */ + ab->qmi.num_radios = ab->hw_params->def_num_link; + + ath12k_dbg(ab, ATH12K_DBG_QMI, + "no valid response from PHY capability, choose default num_phy %d\n", + ab->qmi.num_radios); +} + static int ath12k_qmi_fw_ind_register_send(struct ath12k_base *ab) { struct qmi_wlanfw_ind_register_req_msg_v01 *req; @@ -2040,6 +2217,7 @@ static int ath12k_qmi_fw_ind_register_send(struct ath12k_base *ab) QMI_WLANFW_IND_REGISTER_REQ_MSG_V01_MAX_LEN, qmi_wlanfw_ind_register_req_msg_v01_ei, req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "Failed to send indication register request, err = %d\n", ret); goto out; @@ -2068,8 +2246,8 @@ resp_out: static int ath12k_qmi_respond_fw_mem_request(struct ath12k_base *ab) { struct qmi_wlanfw_respond_mem_req_msg_v01 *req; - struct qmi_wlanfw_respond_mem_resp_msg_v01 resp; - struct qmi_txn txn = {}; + struct qmi_wlanfw_respond_mem_resp_msg_v01 resp = {}; + struct qmi_txn txn; int ret = 0, i; bool delayed; @@ -2077,8 +2255,6 @@ static int ath12k_qmi_respond_fw_mem_request(struct ath12k_base *ab) if (!req) return -ENOMEM; - memset(&resp, 0, sizeof(resp)); - /* Some targets by default request a block of big contiguous * DMA memory, it's hard to allocate from kernel. So host returns * failure to firmware and firmware then request multiple blocks of @@ -2088,7 +2264,6 @@ static int ath12k_qmi_respond_fw_mem_request(struct ath12k_base *ab) delayed = true; ath12k_dbg(ab, ATH12K_DBG_QMI, "qmi delays mem_request %d\n", ab->qmi.mem_seg_count); - memset(req, 0, sizeof(*req)); } else { delayed = false; req->mem_seg_len = ab->qmi.mem_seg_count; @@ -2114,6 +2289,7 @@ static int ath12k_qmi_respond_fw_mem_request(struct ath12k_base *ab) QMI_WLANFW_RESPOND_MEM_REQ_MSG_V01_MAX_LEN, qmi_wlanfw_respond_mem_req_msg_v01_ei, req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "qmi failed to respond memory request, err = %d\n", ret); goto out; @@ -2208,17 +2384,14 @@ static int ath12k_qmi_alloc_target_mem_chunk(struct ath12k_base *ab) static int ath12k_qmi_request_target_cap(struct ath12k_base *ab) { - struct qmi_wlanfw_cap_req_msg_v01 req; - struct qmi_wlanfw_cap_resp_msg_v01 resp; - struct qmi_txn txn = {}; + struct qmi_wlanfw_cap_req_msg_v01 req = {}; + struct qmi_wlanfw_cap_resp_msg_v01 resp = {}; + struct qmi_txn txn; unsigned int board_id = ATH12K_BOARD_ID_DEFAULT; int ret = 0; int r; int i; - memset(&req, 0, sizeof(req)); - memset(&resp, 0, sizeof(resp)); - ret = qmi_txn_init(&ab->qmi.handle, &txn, qmi_wlanfw_cap_resp_msg_v01_ei, &resp); if (ret < 0) @@ -2229,6 +2402,7 @@ static int ath12k_qmi_request_target_cap(struct ath12k_base *ab) QMI_WLANFW_CAP_REQ_MSG_V01_MAX_LEN, qmi_wlanfw_cap_req_msg_v01_ei, &req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "qmi failed to send target cap request, err = %d\n", ret); goto out; @@ -2310,8 +2484,8 @@ static int ath12k_qmi_load_file_target_mem(struct ath12k_base *ab, const u8 *data, u32 len, u8 type) { struct qmi_wlanfw_bdf_download_req_msg_v01 *req; - struct qmi_wlanfw_bdf_download_resp_msg_v01 resp; - struct qmi_txn txn = {}; + struct qmi_wlanfw_bdf_download_resp_msg_v01 resp = {}; + struct qmi_txn txn; const u8 *temp = data; int ret; u32 remaining = len; @@ -2319,7 +2493,6 @@ static int ath12k_qmi_load_file_target_mem(struct ath12k_base *ab, req = kzalloc(sizeof(*req), GFP_KERNEL); if (!req) return -ENOMEM; - memset(&resp, 0, sizeof(resp)); while (remaining) { req->valid = 1; @@ -2423,8 +2596,7 @@ static int ath12k_qmi_load_bdf_qmi(struct ath12k_base *ab, break; case ATH12K_QMI_BDF_TYPE_REGDB: - ret = ath12k_core_fetch_board_data_api_1(ab, &bd, - ATH12K_REGDB_FILE_NAME); + ret = ath12k_core_fetch_regdb(ab, &bd); if (ret) { ath12k_warn(ab, "qmi failed to load regdb bin:\n"); goto out; @@ -2497,37 +2669,56 @@ out: static int ath12k_qmi_m3_load(struct ath12k_base *ab) { struct m3_mem_region *m3_mem = &ab->qmi.m3_mem; - const struct firmware *fw; + const struct firmware *fw = NULL; + const void *m3_data; char path[100]; + size_t m3_len; int ret; - if (m3_mem->vaddr || m3_mem->size) + if (m3_mem->vaddr) + /* m3 firmware buffer is already available in the DMA buffer */ return 0; - fw = ath12k_core_firmware_request(ab, ATH12K_M3_FILE); - if (IS_ERR(fw)) { - ret = PTR_ERR(fw); - ath12k_core_create_firmware_path(ab, ATH12K_M3_FILE, - path, sizeof(path)); - ath12k_err(ab, "failed to load %s: %d\n", path, ret); - return ret; + if (ab->fw.m3_data && ab->fw.m3_len > 0) { + /* firmware-N.bin had a m3 firmware file so use that */ + m3_data = ab->fw.m3_data; + m3_len = ab->fw.m3_len; + } else { + /* No m3 file in firmware-N.bin so try to request old + * separate m3.bin. + */ + fw = ath12k_core_firmware_request(ab, ATH12K_M3_FILE); + if (IS_ERR(fw)) { + ret = PTR_ERR(fw); + ath12k_core_create_firmware_path(ab, ATH12K_M3_FILE, + path, sizeof(path)); + ath12k_err(ab, "failed to load %s: %d\n", path, ret); + return ret; + } + + m3_data = fw->data; + m3_len = fw->size; } m3_mem->vaddr = dma_alloc_coherent(ab->dev, - fw->size, &m3_mem->paddr, + m3_len, &m3_mem->paddr, GFP_KERNEL); if (!m3_mem->vaddr) { ath12k_err(ab, "failed to allocate memory for M3 with size %zu\n", fw->size); - release_firmware(fw); - return -ENOMEM; + ret = -ENOMEM; + goto out; } - memcpy(m3_mem->vaddr, fw->data, fw->size); - m3_mem->size = fw->size; + memcpy(m3_mem->vaddr, m3_data, m3_len); + m3_mem->size = m3_len; + + ret = 0; + +out: release_firmware(fw); - return 0; + return ret; } static void ath12k_qmi_m3_free(struct ath12k_base *ab) @@ -2546,14 +2737,11 @@ static void ath12k_qmi_m3_free(struct ath12k_base *ab) static int ath12k_qmi_wlanfw_m3_info_send(struct ath12k_base *ab) { struct m3_mem_region *m3_mem = &ab->qmi.m3_mem; - struct qmi_wlanfw_m3_info_req_msg_v01 req; - struct qmi_wlanfw_m3_info_resp_msg_v01 resp; - struct qmi_txn txn = {}; + struct qmi_wlanfw_m3_info_req_msg_v01 req = {}; + struct qmi_wlanfw_m3_info_resp_msg_v01 resp = {}; + struct qmi_txn txn; int ret = 0; - memset(&req, 0, sizeof(req)); - memset(&resp, 0, sizeof(resp)); - ret = ath12k_qmi_m3_load(ab); if (ret) { ath12k_err(ab, "failed to load m3 firmware: %d", ret); @@ -2573,6 +2761,7 @@ static int ath12k_qmi_wlanfw_m3_info_send(struct ath12k_base *ab) QMI_WLANFW_M3_INFO_REQ_MSG_V01_MAX_MSG_LEN, qmi_wlanfw_m3_info_req_msg_v01_ei, &req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "qmi failed to send M3 information request, err = %d\n", ret); goto out; @@ -2597,14 +2786,11 @@ out: static int ath12k_qmi_wlanfw_mode_send(struct ath12k_base *ab, u32 mode) { - struct qmi_wlanfw_wlan_mode_req_msg_v01 req; - struct qmi_wlanfw_wlan_mode_resp_msg_v01 resp; - struct qmi_txn txn = {}; + struct qmi_wlanfw_wlan_mode_req_msg_v01 req = {}; + struct qmi_wlanfw_wlan_mode_resp_msg_v01 resp = {}; + struct qmi_txn txn; int ret = 0; - memset(&req, 0, sizeof(req)); - memset(&resp, 0, sizeof(resp)); - req.mode = mode; req.hw_debug_valid = 1; req.hw_debug = 0; @@ -2619,6 +2805,7 @@ static int ath12k_qmi_wlanfw_mode_send(struct ath12k_base *ab, QMI_WLANFW_WLAN_MODE_REQ_MSG_V01_MAX_LEN, qmi_wlanfw_wlan_mode_req_msg_v01_ei, &req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "qmi failed to send mode request, mode: %d, err = %d\n", mode, ret); goto out; @@ -2649,10 +2836,10 @@ out: static int ath12k_qmi_wlanfw_wlan_cfg_send(struct ath12k_base *ab) { struct qmi_wlanfw_wlan_cfg_req_msg_v01 *req; - struct qmi_wlanfw_wlan_cfg_resp_msg_v01 resp; + struct qmi_wlanfw_wlan_cfg_resp_msg_v01 resp = {}; struct ce_pipe_config *ce_cfg; struct service_to_pipe *svc_cfg; - struct qmi_txn txn = {}; + struct qmi_txn txn; int ret = 0, pipe_num; ce_cfg = (struct ce_pipe_config *)ab->qmi.ce_cfg.tgt_ce; @@ -2662,8 +2849,6 @@ static int ath12k_qmi_wlanfw_wlan_cfg_send(struct ath12k_base *ab) if (!req) return -ENOMEM; - memset(&resp, 0, sizeof(resp)); - req->host_version_valid = 1; strscpy(req->host_version, ATH12K_HOST_VERSION_STRING, sizeof(req->host_version)); @@ -2710,6 +2895,7 @@ static int ath12k_qmi_wlanfw_wlan_cfg_send(struct ath12k_base *ab) QMI_WLANFW_WLAN_CFG_REQ_MSG_V01_MAX_LEN, qmi_wlanfw_wlan_cfg_req_msg_v01_ei, req); if (ret < 0) { + qmi_txn_cancel(&txn); ath12k_warn(ab, "qmi failed to send wlan config request, err = %d\n", ret); goto out; @@ -2733,6 +2919,49 @@ out: return ret; } +static int ath12k_qmi_wlanfw_wlan_ini_send(struct ath12k_base *ab) +{ + struct qmi_wlanfw_wlan_ini_resp_msg_v01 resp = {}; + struct qmi_wlanfw_wlan_ini_req_msg_v01 req = {}; + struct qmi_txn txn; + int ret; + + req.enable_fwlog_valid = true; + req.enable_fwlog = 1; + + ret = qmi_txn_init(&ab->qmi.handle, &txn, + qmi_wlanfw_wlan_ini_resp_msg_v01_ei, &resp); + if (ret < 0) + goto out; + + ret = qmi_send_request(&ab->qmi.handle, NULL, &txn, + ATH12K_QMI_WLANFW_WLAN_INI_REQ_V01, + QMI_WLANFW_WLAN_INI_REQ_MSG_V01_MAX_LEN, + qmi_wlanfw_wlan_ini_req_msg_v01_ei, &req); + if (ret < 0) { + qmi_txn_cancel(&txn); + ath12k_warn(ab, "failed to send QMI wlan ini request: %d\n", + ret); + goto out; + } + + ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH12K_QMI_WLANFW_TIMEOUT_MS)); + if (ret < 0) { + ath12k_warn(ab, "failed to receive QMI wlan ini request: %d\n", ret); + goto out; + } + + if (resp.resp.result != QMI_RESULT_SUCCESS_V01) { + ath12k_warn(ab, "QMI wlan ini response failure: %d %d\n", + resp.resp.result, resp.resp.error); + ret = -EINVAL; + goto out; + } + +out: + return ret; +} + void ath12k_qmi_firmware_stop(struct ath12k_base *ab) { int ret; @@ -2749,6 +2978,12 @@ int ath12k_qmi_firmware_start(struct ath12k_base *ab, { int ret; + ret = ath12k_qmi_wlanfw_wlan_ini_send(ab); + if (ret < 0) { + ath12k_warn(ab, "qmi failed to send wlan fw ini: %d\n", ret); + return ret; + } + ret = ath12k_qmi_wlanfw_wlan_cfg_send(ab); if (ret < 0) { ath12k_warn(ab, "qmi failed to send wlan cfg:%d\n", ret); @@ -2792,6 +3027,8 @@ static int ath12k_qmi_event_server_arrive(struct ath12k_qmi *qmi) struct ath12k_base *ab = qmi->ab; int ret; + ath12k_qmi_phy_cap_send(ab); + ret = ath12k_qmi_fw_ind_register_send(ab); if (ret < 0) { ath12k_warn(ab, "qmi failed to send FW indication QMI:%d\n", ret); diff --git a/drivers/net/wireless/ath/ath12k/qmi.h b/drivers/net/wireless/ath/ath12k/qmi.h index e25bbaa125e8..6ee33c9851c6 100644 --- a/drivers/net/wireless/ath/ath12k/qmi.h +++ b/drivers/net/wireless/ath/ath12k/qmi.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_QMI_H @@ -15,7 +15,6 @@ #define ATH12K_QMI_MAX_BDF_FILE_NAME_SIZE 64 #define ATH12K_QMI_CALDB_ADDRESS 0x4BA00000 #define ATH12K_QMI_WLANFW_MAX_BUILD_ID_LEN_V01 128 -#define ATH12K_QMI_WLFW_NODE_ID_BASE 0x07 #define ATH12K_QMI_WLFW_SERVICE_ID_V01 0x45 #define ATH12K_QMI_WLFW_SERVICE_VERS_V01 0x01 #define ATH12K_QMI_WLFW_SERVICE_INS_ID_V01 0x02 @@ -141,6 +140,7 @@ struct ath12k_qmi { u32 target_mem_mode; bool target_mem_delayed; u8 cal_done; + u8 num_radios; struct target_info target; struct m3_mem_region m3_mem; unsigned int service_ins_id; @@ -251,6 +251,22 @@ struct qmi_wlanfw_host_cap_resp_msg_v01 { struct qmi_response_type_v01 resp; }; +#define QMI_WLANFW_PHY_CAP_REQ_MSG_V01_MAX_LEN 0 +#define QMI_WLANFW_PHY_CAP_REQ_V01 0x0057 +#define QMI_WLANFW_PHY_CAP_RESP_MSG_V01_MAX_LEN 18 +#define QMI_WLANFW_PHY_CAP_RESP_V01 0x0057 + +struct qmi_wlanfw_phy_cap_req_msg_v01 { +}; + +struct qmi_wlanfw_phy_cap_resp_msg_v01 { + struct qmi_response_type_v01 resp; + u8 num_phy_valid; + u8 num_phy; + u8 board_id_valid; + u32 board_id; +}; + #define QMI_WLANFW_IND_REGISTER_REQ_MSG_V01_MAX_LEN 54 #define QMI_WLANFW_IND_REGISTER_REQ_V01 0x0020 #define QMI_WLANFW_IND_REGISTER_RESP_MSG_V01_MAX_LEN 18 @@ -559,6 +575,21 @@ struct qmi_wlanfw_wlan_cfg_resp_msg_v01 { struct qmi_response_type_v01 resp; }; +#define ATH12K_QMI_WLANFW_WLAN_INI_REQ_V01 0x002F +#define ATH12K_QMI_WLANFW_WLAN_INI_RESP_V01 0x002F +#define QMI_WLANFW_WLAN_INI_REQ_MSG_V01_MAX_LEN 7 +#define QMI_WLANFW_WLAN_INI_RESP_MSG_V01_MAX_LEN 7 + +struct qmi_wlanfw_wlan_ini_req_msg_v01 { + /* Must be set to true if enable_fwlog is being passed */ + u8 enable_fwlog_valid; + u8 enable_fwlog; +}; + +struct qmi_wlanfw_wlan_ini_resp_msg_v01 { + struct qmi_response_type_v01 resp; +}; + int ath12k_qmi_firmware_start(struct ath12k_base *ab, u32 mode); void ath12k_qmi_firmware_stop(struct ath12k_base *ab); diff --git a/drivers/net/wireless/ath/ath12k/reg.c b/drivers/net/wireless/ath/ath12k/reg.c index f924bc13ccff..f308e9a6ed55 100644 --- a/drivers/net/wireless/ath/ath12k/reg.c +++ b/drivers/net/wireless/ath/ath12k/reg.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/rtnetlink.h> #include "core.h" @@ -48,7 +48,8 @@ ath12k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct ath12k_wmi_init_country_arg arg; - struct ath12k *ar = hw->priv; + struct ath12k_hw *ah = ath12k_hw_to_ah(hw); + struct ath12k *ar = ath12k_ah_to_ar(ah); int ret; ath12k_dbg(ar->ab, ATH12K_DBG_REG, @@ -95,7 +96,7 @@ int ath12k_reg_update_chan_list(struct ath12k *ar) struct ieee80211_supported_band **bands; struct ath12k_wmi_scan_chan_list_arg *arg; struct ieee80211_channel *channel; - struct ieee80211_hw *hw = ar->hw; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); struct ath12k_wmi_channel_arg *ch; enum nl80211_band band; int num_channels = 0; @@ -103,7 +104,7 @@ int ath12k_reg_update_chan_list(struct ath12k *ar) bands = hw->wiphy->bands; for (band = 0; band < NUM_NL80211_BANDS; band++) { - if (!bands[band]) + if (!(ar->mac.sbands[band].channels && bands[band])) continue; for (i = 0; i < bands[band]->n_channels; i++) { @@ -129,7 +130,7 @@ int ath12k_reg_update_chan_list(struct ath12k *ar) ch = arg->channel; for (band = 0; band < NUM_NL80211_BANDS; band++) { - if (!bands[band]) + if (!(ar->mac.sbands[band].channels && bands[band])) continue; for (i = 0; i < bands[band]->n_channels; i++) { @@ -199,7 +200,7 @@ static void ath12k_copy_regd(struct ieee80211_regdomain *regd_orig, int ath12k_regd_update(struct ath12k *ar, bool init) { - struct ieee80211_hw *hw = ar->hw; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); struct ieee80211_regdomain *regd, *regd_copy = NULL; int ret, regd_len, pdev_id; struct ath12k_base *ab; diff --git a/drivers/net/wireless/ath/ath12k/rx_desc.h b/drivers/net/wireless/ath/ath12k/rx_desc.h index 55f20c446ca9..a0db6702a189 100644 --- a/drivers/net/wireless/ath/ath12k/rx_desc.h +++ b/drivers/net/wireless/ath/ath12k/rx_desc.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_RX_DESC_H #define ATH12K_RX_DESC_H @@ -147,6 +147,61 @@ struct rx_mpdu_start_qcn9274 { __le32 res1; } __packed; +#define QCN9274_MPDU_START_SELECT_MPDU_START_TAG BIT(0) +#define QCN9274_MPDU_START_SELECT_INFO0_REO_QUEUE_DESC_LO BIT(1) +#define QCN9274_MPDU_START_SELECT_INFO1_PN_31_0 BIT(2) +#define QCN9274_MPDU_START_SELECT_PN_95_32 BIT(3) +#define QCN9274_MPDU_START_SELECT_PN_127_96_INFO2 BIT(4) +#define QCN9274_MPDU_START_SELECT_PEER_MDATA_INFO3_PHY_PPDU_ID BIT(5) +#define QCN9274_MPDU_START_SELECT_AST_IDX_SW_PEER_ID_INFO4 BIT(6) +#define QCN9274_MPDU_START_SELECT_INFO5_INFO6 BIT(7) +#define QCN9274_MPDU_START_SELECT_FRAME_CTRL_DURATION_ADDR1_31_0 BIT(8) +#define QCN9274_MPDU_START_SELECT_ADDR2_47_0_ADDR1_47_32 BIT(9) +#define QCN9274_MPDU_START_SELECT_ADDR3_47_0_SEQ_CTRL BIT(10) +#define QCN9274_MPDU_START_SELECT_ADDR4_47_0_QOS_CTRL BIT(11) +#define QCN9274_MPDU_START_SELECT_HT_CTRL_INFO7 BIT(12) +#define QCN9274_MPDU_START_SELECT_ML_ADDR1_47_0_ML_ADDR2_15_0 BIT(13) +#define QCN9274_MPDU_START_SELECT_ML_ADDR2_47_16_INFO8 BIT(14) +#define QCN9274_MPDU_START_SELECT_RES_0_RES_1 BIT(15) + +#define QCN9274_MPDU_START_WMASK (QCN9274_MPDU_START_SELECT_INFO1_PN_31_0 | \ + QCN9274_MPDU_START_SELECT_PN_95_32 | \ + QCN9274_MPDU_START_SELECT_PN_127_96_INFO2 | \ + QCN9274_MPDU_START_SELECT_PEER_MDATA_INFO3_PHY_PPDU_ID | \ + QCN9274_MPDU_START_SELECT_AST_IDX_SW_PEER_ID_INFO4 | \ + QCN9274_MPDU_START_SELECT_INFO5_INFO6 | \ + QCN9274_MPDU_START_SELECT_FRAME_CTRL_DURATION_ADDR1_31_0 | \ + QCN9274_MPDU_START_SELECT_ADDR2_47_0_ADDR1_47_32 | \ + QCN9274_MPDU_START_SELECT_ADDR3_47_0_SEQ_CTRL | \ + QCN9274_MPDU_START_SELECT_ADDR4_47_0_QOS_CTRL) + +/* The below rx_mpdu_start_qcn9274_compact structure is tied with the mask + * value QCN9274_MPDU_START_WMASK. If the mask value changes the structure + * will also change. + */ + +struct rx_mpdu_start_qcn9274_compact { + __le32 info1; + __le32 pn[4]; + __le32 info2; + __le32 peer_meta_data; + __le16 info3; + __le16 phy_ppdu_id; + __le16 ast_index; + __le16 sw_peer_id; + __le32 info4; + __le32 info5; + __le32 info6; + __le16 frame_ctrl; + __le16 duration; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + __le16 seq_ctrl; + u8 addr4[ETH_ALEN]; + __le16 qos_ctrl; +} __packed; + /* rx_mpdu_start * * reo_destination_indication @@ -608,6 +663,8 @@ enum rx_msdu_start_reception_type { RX_MSDU_START_RECEPTION_TYPE_UL_MU_OFDMA_MIMO, }; +#define RX_MSDU_END_64_TLV_SRC_LINK_ID GENMASK(24, 22) + #define RX_MSDU_END_INFO0_RXPCU_MPDU_FITLER GENMASK(1, 0) #define RX_MSDU_END_INFO0_SW_FRAME_GRP_ID GENMASK(8, 2) @@ -786,6 +843,52 @@ struct rx_msdu_end_qcn9274 { __le32 info14; } __packed; +#define QCN9274_MSDU_END_SELECT_MSDU_END_TAG BIT(0) +#define QCN9274_MSDU_END_SELECT_INFO0_PHY_PPDUID_IP_HDR_CSUM_INFO1 BIT(1) +#define QCN9274_MSDU_END_SELECT_INFO2_CUMULATIVE_CSUM_RULE_IND_0 BIT(2) +#define QCN9274_MSDU_END_SELECT_IPV6_OP_CRC_INFO3_TYPE13 BIT(3) +#define QCN9274_MSDU_END_SELECT_RULE_IND_1_TCP_SEQ_NUM BIT(4) +#define QCN9274_MSDU_END_SELECT_TCP_ACK_NUM_INFO4_WINDOW_SIZE BIT(5) +#define QCN9274_MSDU_END_SELECT_SA_SW_PER_ID_INFO5_SA_DA_ID BIT(6) +#define QCN9274_MSDU_END_SELECT_INFO6_FSE_METADATA BIT(7) +#define QCN9274_MSDU_END_SELECT_CCE_MDATA_TCP_UDP_CSUM_INFO7_IP_LEN BIT(8) +#define QCN9274_MSDU_END_SELECT_INFO8_INFO9 BIT(9) +#define QCN9274_MSDU_END_SELECT_INFO10_INFO11 BIT(10) +#define QCN9274_MSDU_END_SELECT_VLAN_CTAG_STAG_CI_PEER_MDATA BIT(11) +#define QCN9274_MSDU_END_SELECT_INFO12_AND_FLOW_ID_TOEPLITZ BIT(12) +#define QCN9274_MSDU_END_SELECT_PPDU_START_TS_63_32_PHY_MDATA BIT(13) +#define QCN9274_MSDU_END_SELECT_PPDU_START_TS_31_0_TOEPLITZ_HASH_2_4 BIT(14) +#define QCN9274_MSDU_END_SELECT_RES0_SA_47_0 BIT(15) +#define QCN9274_MSDU_END_SELECT_INFO13_INFO14 BIT(16) + +#define QCN9274_MSDU_END_WMASK (QCN9274_MSDU_END_SELECT_MSDU_END_TAG | \ + QCN9274_MSDU_END_SELECT_SA_SW_PER_ID_INFO5_SA_DA_ID | \ + QCN9274_MSDU_END_SELECT_INFO10_INFO11 | \ + QCN9274_MSDU_END_SELECT_INFO12_AND_FLOW_ID_TOEPLITZ | \ + QCN9274_MSDU_END_SELECT_PPDU_START_TS_63_32_PHY_MDATA | \ + QCN9274_MSDU_END_SELECT_INFO13_INFO14) + +/* The below rx_msdu_end_qcn9274_compact structure is tied with the mask value + * QCN9274_MSDU_END_WMASK. If the mask value changes the structure will also + * change. + */ + +struct rx_msdu_end_qcn9274_compact { + __le64 msdu_end_tag; + __le16 sa_sw_peer_id; + __le16 info5; + __le16 sa_idx; + __le16 da_idx_or_sw_peer_id; + __le32 info10; + __le32 info11; + __le32 info12; + __le32 flow_id_toeplitz; + __le32 ppdu_start_timestamp_63_32; + __le32 phy_meta_data; + __le32 info13; + __le32 info14; +} __packed; + /* These macro definitions are only used for WCN7850 */ #define RX_MSDU_END_WCN7850_INFO2_KEY_ID BIT(7, 0) @@ -1450,16 +1553,18 @@ struct rx_msdu_end_wcn7850 { * */ -/* TODO: Move to compact TLV approach - * By default these tlv's are not aligned to 128b boundary - * Need to remove unused qwords and make them compact/aligned - */ struct hal_rx_desc_qcn9274 { struct rx_msdu_end_qcn9274 msdu_end; struct rx_mpdu_start_qcn9274 mpdu_start; u8 msdu_payload[]; } __packed; +struct hal_rx_desc_qcn9274_compact { + struct rx_msdu_end_qcn9274_compact msdu_end; + struct rx_mpdu_start_qcn9274_compact mpdu_start; + u8 msdu_payload[]; +} __packed; + #define RX_BE_PADDING0_BYTES 8 #define RX_BE_PADDING1_BYTES 8 @@ -1484,6 +1589,7 @@ struct hal_rx_desc_wcn7850 { struct hal_rx_desc { union { struct hal_rx_desc_qcn9274 qcn9274; + struct hal_rx_desc_qcn9274_compact qcn9274_compact; struct hal_rx_desc_wcn7850 wcn7850; } u; } __packed; diff --git a/drivers/net/wireless/ath/ath12k/trace.h b/drivers/net/wireless/ath/ath12k/trace.h index f72096684b74..240737e1542d 100644 --- a/drivers/net/wireless/ath/ath12k/trace.h +++ b/drivers/net/wireless/ath/ath12k/trace.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #if !defined(_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) @@ -140,6 +140,33 @@ TRACE_EVENT(ath12k_htt_rxdesc, ) ); +TRACE_EVENT(ath12k_wmi_diag, + TP_PROTO(struct ath12k_base *ab, const void *data, size_t len), + + TP_ARGS(ab, data, len), + + TP_STRUCT__entry( + __string(device, dev_name(ab->dev)) + __string(driver, dev_driver_string(ab->dev)) + __field(u16, len) + __dynamic_array(u8, data, len) + ), + + TP_fast_assign( + __assign_str(device, dev_name(ab->dev)); + __assign_str(driver, dev_driver_string(ab->dev)); + __entry->len = len; + memcpy(__get_dynamic_array(data), data, len); + ), + + TP_printk( + "%s %s tlv diag len %d", + __get_str(driver), + __get_str(device), + __entry->len + ) +); + #endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/ /* we don't want to use include/trace/events */ diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index 11cc3005c0f9..9d69a1769926 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/skbuff.h> #include <linux/ctype.h> @@ -19,6 +19,7 @@ #include "mac.h" #include "hw.h" #include "peer.h" +#include "p2p.h" struct ath12k_wmi_svc_ready_parse { bool wmi_svc_bitmap_done; @@ -162,6 +163,14 @@ static const struct ath12k_wmi_tlv_policy ath12k_wmi_tlv_policies[] = { .min_len = sizeof(struct wmi_probe_resp_tx_status_event) }, [WMI_TAG_VDEV_DELETE_RESP_EVENT] = { .min_len = sizeof(struct wmi_vdev_delete_resp_event) }, + [WMI_TAG_TWT_ENABLE_COMPLETE_EVENT] = { + .min_len = sizeof(struct wmi_twt_enable_event) }, + [WMI_TAG_TWT_DISABLE_COMPLETE_EVENT] = { + .min_len = sizeof(struct wmi_twt_disable_event) }, + [WMI_TAG_P2P_NOA_INFO] = { + .min_len = sizeof(struct ath12k_wmi_p2p_noa_info) }, + [WMI_TAG_P2P_NOA_EVENT] = { + .min_len = sizeof(struct wmi_p2p_noa_event) }, }; static __le32 ath12k_wmi_tlv_hdr(u32 cmd, u32 len) @@ -179,18 +188,9 @@ void ath12k_wmi_init_qcn9274(struct ath12k_base *ab, struct ath12k_wmi_resource_config_arg *config) { config->num_vdevs = ab->num_radios * TARGET_NUM_VDEVS; - - if (ab->num_radios == 2) { - config->num_peers = TARGET_NUM_PEERS(DBS); - config->num_tids = TARGET_NUM_TIDS(DBS); - } else if (ab->num_radios == 3) { - config->num_peers = TARGET_NUM_PEERS(DBS_SBS); - config->num_tids = TARGET_NUM_TIDS(DBS_SBS); - } else { - /* Control should not reach here */ - config->num_peers = TARGET_NUM_PEERS(SINGLE); - config->num_tids = TARGET_NUM_TIDS(SINGLE); - } + config->num_peers = ab->num_radios * + ath12k_core_get_max_peers_per_radio(ab); + config->num_tids = ath12k_core_get_max_num_tids(ab); config->num_offload_peers = TARGET_NUM_OFFLD_PEERS; config->num_offload_reorder_buffs = TARGET_NUM_OFFLD_REORDER_BUFFS; config->num_peer_keys = TARGET_NUM_PEER_KEYS; @@ -228,6 +228,9 @@ void ath12k_wmi_init_qcn9274(struct ath12k_base *ab, config->peer_map_unmap_version = 0x32; config->twt_ap_pdev_count = ab->num_radios; config->twt_ap_sta_count = 1000; + + if (test_bit(WMI_TLV_SERVICE_PEER_METADATA_V1A_V1B_SUPPORT, ab->wmi_ab.svc_map)) + config->dp_peer_meta_data_ver = TARGET_RX_PEER_METADATA_VER_V1B; } void ath12k_wmi_init_wcn7850(struct ath12k_base *ab, @@ -359,8 +362,8 @@ static int ath12k_wmi_tlv_parse(struct ath12k_base *ar, const void **tb, } static const void ** -ath12k_wmi_tlv_parse_alloc(struct ath12k_base *ab, const void *ptr, - size_t len, gfp_t gfp) +ath12k_wmi_tlv_parse_alloc(struct ath12k_base *ab, + struct sk_buff *skb, gfp_t gfp) { const void **tb; int ret; @@ -369,7 +372,7 @@ ath12k_wmi_tlv_parse_alloc(struct ath12k_base *ab, const void *ptr, if (!tb) return ERR_PTR(-ENOMEM); - ret = ath12k_wmi_tlv_parse(ab, tb, ptr, len); + ret = ath12k_wmi_tlv_parse(ab, tb, skb->data, skb->len); if (ret) { kfree(tb); return ERR_PTR(ret); @@ -493,13 +496,13 @@ ath12k_pull_mac_phy_cap_svc_ready_ext(struct ath12k_wmi_pdev *wmi_handle, mac_caps = wmi_mac_phy_caps + phy_idx; - pdev->pdev_id = le32_to_cpu(mac_caps->pdev_id); + pdev->pdev_id = ath12k_wmi_mac_phy_get_pdev_id(mac_caps); pdev_cap->supported_bands |= le32_to_cpu(mac_caps->supported_bands); pdev_cap->ampdu_density = le32_to_cpu(mac_caps->ampdu_density); fw_pdev = &ab->fw_pdev[ab->fw_pdev_count]; fw_pdev->supported_bands = le32_to_cpu(mac_caps->supported_bands); - fw_pdev->pdev_id = le32_to_cpu(mac_caps->pdev_id); + fw_pdev->pdev_id = ath12k_wmi_mac_phy_get_pdev_id(mac_caps); fw_pdev->phy_id = le32_to_cpu(mac_caps->phy_id); ab->fw_pdev_count++; @@ -727,6 +730,20 @@ static int ath12k_service_ready_event(struct ath12k_base *ab, struct sk_buff *sk return 0; } +static u32 ath12k_wmi_mgmt_get_freq(struct ath12k *ar, + struct ieee80211_tx_info *info) +{ + struct ath12k_base *ab = ar->ab; + u32 freq = 0; + + if (ab->hw_params->single_pdev_only && + ar->scan.is_roc && + (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)) + freq = ar->scan.roc_freq; + + return freq; +} + struct sk_buff *ath12k_wmi_alloc_skb(struct ath12k_wmi_base *wmi_ab, u32 len) { struct sk_buff *skb; @@ -752,6 +769,7 @@ int ath12k_wmi_mgmt_send(struct ath12k *ar, u32 vdev_id, u32 buf_id, { struct ath12k_wmi_pdev *wmi = ar->wmi; struct wmi_mgmt_send_cmd *cmd; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(frame); struct wmi_tlv *frame_tlv; struct sk_buff *skb; u32 buf_len; @@ -770,7 +788,7 @@ int ath12k_wmi_mgmt_send(struct ath12k *ar, u32 vdev_id, u32 buf_id, sizeof(*cmd)); cmd->vdev_id = cpu_to_le32(vdev_id); cmd->desc_id = cpu_to_le32(buf_id); - cmd->chanfreq = 0; + cmd->chanfreq = cpu_to_le32(ath12k_wmi_mgmt_get_freq(ar, info)); cmd->paddr_lo = cpu_to_le32(lower_32_bits(ATH12K_SKB_CB(frame)->paddr)); cmd->paddr_hi = cpu_to_le32(upper_32_bits(ATH12K_SKB_CB(frame)->paddr)); cmd->frame_len = cpu_to_le32(frame->len); @@ -826,6 +844,9 @@ int ath12k_wmi_vdev_create(struct ath12k *ar, u8 *macaddr, cmd->vdev_stats_id = cpu_to_le32(args->if_stats_id); ether_addr_copy(cmd->vdev_macaddr.addr, macaddr); + if (args->if_stats_id != ATH12K_INVAL_VDEV_STATS_ID) + cmd->vdev_stats_id_valid = cpu_to_le32(BIT(0)); + ptr = skb->data + sizeof(*cmd); len = WMI_NUM_SUPPORTED_BAND_MAX * sizeof(*txrx_streams); @@ -1024,6 +1045,7 @@ int ath12k_wmi_vdev_start(struct ath12k *ar, struct wmi_vdev_start_req_arg *arg, cmd->regdomain = cpu_to_le32(arg->regdomain); cmd->he_ops = cpu_to_le32(arg->he_ops); cmd->punct_bitmap = cpu_to_le32(arg->punct_bitmap); + cmd->mbssid_flags = cpu_to_le32(arg->mbssid_flags); if (!restart) { if (arg->ssid) { @@ -1051,7 +1073,7 @@ int ath12k_wmi_vdev_start(struct ath12k *ar, struct wmi_vdev_start_req_arg *arg, tlv->header = ath12k_wmi_tlv_hdr(WMI_TAG_ARRAY_STRUCT, 0); /* Note: This is a nested TLV containing: - * [wmi_tlv][wmi_p2p_noa_descriptor][wmi_tlv].. + * [wmi_tlv][ath12k_wmi_p2p_noa_descriptor][wmi_tlv].. */ ptr += sizeof(*tlv); @@ -1710,6 +1732,48 @@ int ath12k_wmi_send_bcn_offload_control_cmd(struct ath12k *ar, return ret; } +int ath12k_wmi_p2p_go_bcn_ie(struct ath12k *ar, u32 vdev_id, + const u8 *p2p_ie) +{ + struct ath12k_wmi_pdev *wmi = ar->wmi; + struct wmi_p2p_go_set_beacon_ie_cmd *cmd; + size_t p2p_ie_len, aligned_len; + struct wmi_tlv *tlv; + struct sk_buff *skb; + void *ptr; + int ret, len; + + p2p_ie_len = p2p_ie[1] + 2; + aligned_len = roundup(p2p_ie_len, sizeof(u32)); + + len = sizeof(*cmd) + TLV_HDR_SIZE + aligned_len; + + skb = ath12k_wmi_alloc_skb(wmi->wmi_ab, len); + if (!skb) + return -ENOMEM; + + ptr = skb->data; + cmd = ptr; + cmd->tlv_header = ath12k_wmi_tlv_cmd_hdr(WMI_TAG_P2P_GO_SET_BEACON_IE, + sizeof(*cmd)); + cmd->vdev_id = cpu_to_le32(vdev_id); + cmd->ie_buf_len = cpu_to_le32(p2p_ie_len); + + ptr += sizeof(*cmd); + tlv = ptr; + tlv->header = ath12k_wmi_tlv_cmd_hdr(WMI_TAG_ARRAY_BYTE, + aligned_len); + memcpy(tlv->value, p2p_ie, p2p_ie_len); + + ret = ath12k_wmi_cmd_send(wmi, skb, WMI_P2P_GO_SET_BEACON_IE); + if (ret) { + ath12k_warn(ar->ab, "failed to send WMI_P2P_GO_SET_BEACON_IE\n"); + dev_kfree_skb(skb); + } + + return ret; +} + int ath12k_wmi_bcn_tmpl(struct ath12k *ar, u32 vdev_id, struct ieee80211_mutable_offsets *offs, struct sk_buff *bcn) @@ -2130,7 +2194,7 @@ void ath12k_wmi_start_scan_init(struct ath12k *ar, WMI_SCAN_EVENT_BSS_CHANNEL | WMI_SCAN_EVENT_FOREIGN_CHAN | WMI_SCAN_EVENT_DEQUEUED; - arg->scan_flags |= WMI_SCAN_CHAN_STAT_EVENT; + arg->scan_f_chan_stat_evnt = 1; arg->num_bssid = 1; /* fill bssid_list[0] with 0xff, otherwise bssid and RA will be @@ -3265,6 +3329,9 @@ ath12k_wmi_copy_resource_config(struct ath12k_wmi_resource_config_params *wmi_cf wmi_cfg->sched_params = cpu_to_le32(tg_cfg->sched_params); wmi_cfg->twt_ap_pdev_count = cpu_to_le32(tg_cfg->twt_ap_pdev_count); wmi_cfg->twt_ap_sta_count = cpu_to_le32(tg_cfg->twt_ap_sta_count); + wmi_cfg->flags2 = le32_encode_bits(tg_cfg->dp_peer_meta_data_ver, + WMI_RSRC_CFG_FLAGS2_RX_PEER_METADATA_VERSION); + wmi_cfg->host_service_flags = cpu_to_le32(tg_cfg->is_reg_cc_ext_event_supported << WMI_RSRC_CFG_HOST_SVC_FLAG_REG_CC_EXT_SUPPORT_BIT); } @@ -4214,7 +4281,7 @@ ath12k_wmi_tlv_mac_phy_caps_ext_parse(struct ath12k_base *ab, for (i = 0; i < ab->fw_pdev_count; i++) { struct ath12k_fw_pdev *fw_pdev = &ab->fw_pdev[i]; - if (fw_pdev->pdev_id == le32_to_cpu(caps->pdev_id) && + if (fw_pdev->pdev_id == ath12k_wmi_caps_ext_get_pdev_id(caps) && fw_pdev->phy_id == le32_to_cpu(caps->phy_id)) { bands = fw_pdev->supported_bands; break; @@ -4271,7 +4338,8 @@ static int ath12k_wmi_tlv_mac_phy_caps_ext(struct ath12k_base *ab, u16 tag, return 0; } else { for (i = 0; i < ab->num_radios; i++) { - if (ab->pdevs[i].pdev_id == le32_to_cpu(caps->pdev_id)) + if (ab->pdevs[i].pdev_id == + ath12k_wmi_caps_ext_get_pdev_id(caps)) break; } @@ -4374,7 +4442,7 @@ static int ath12k_pull_vdev_start_resp_tlv(struct ath12k_base *ab, struct sk_buf const struct wmi_vdev_start_resp_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -4452,7 +4520,7 @@ static int ath12k_pull_reg_chan_list_ext_update_ev(struct ath12k_base *ab, ath12k_dbg(ab, ATH12K_DBG_WMI, "processing regulatory ext channel list\n"); - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -4738,7 +4806,7 @@ static int ath12k_pull_peer_del_resp_ev(struct ath12k_base *ab, struct sk_buff * const struct wmi_peer_delete_resp_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -4770,7 +4838,7 @@ static int ath12k_pull_vdev_del_resp_ev(struct ath12k_base *ab, const struct wmi_vdev_delete_resp_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -4790,15 +4858,15 @@ static int ath12k_pull_vdev_del_resp_ev(struct ath12k_base *ab, return 0; } -static int ath12k_pull_bcn_tx_status_ev(struct ath12k_base *ab, void *evt_buf, - u32 len, u32 *vdev_id, - u32 *tx_status) +static int ath12k_pull_bcn_tx_status_ev(struct ath12k_base *ab, + struct sk_buff *skb, + u32 *vdev_id, u32 *tx_status) { const void **tb; const struct wmi_bcn_tx_status_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, evt_buf, len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -4826,7 +4894,7 @@ static int ath12k_pull_vdev_stopped_param_tlv(struct ath12k_base *ab, struct sk_ const struct wmi_vdev_stopped_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -4948,7 +5016,7 @@ static int wmi_process_mgmt_tx_comp(struct ath12k *ar, u32 desc_id, if ((!(info->flags & IEEE80211_TX_CTL_NO_ACK)) && !status) info->flags |= IEEE80211_TX_STAT_ACK; - ieee80211_tx_status_irqsafe(ar->hw, msdu); + ieee80211_tx_status_irqsafe(ath12k_ar_to_hw(ar), msdu); num_mgmt = atomic_dec_if_positive(&ar->num_pending_mgmt_tx); @@ -4970,7 +5038,7 @@ static int ath12k_pull_mgmt_tx_compl_param_tlv(struct ath12k_base *ab, const struct wmi_mgmt_tx_compl_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5006,6 +5074,10 @@ static void ath12k_wmi_event_scan_started(struct ath12k *ar) break; case ATH12K_SCAN_STARTING: ar->scan.state = ATH12K_SCAN_RUNNING; + + if (ar->scan.is_roc) + ieee80211_ready_on_channel(ath12k_ar_to_hw(ar)); + complete(&ar->scan.started); break; } @@ -5076,6 +5148,8 @@ static void ath12k_wmi_event_scan_bss_chan(struct ath12k *ar) static void ath12k_wmi_event_scan_foreign_chan(struct ath12k *ar, u32 freq) { + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); + lockdep_assert_held(&ar->data_lock); switch (ar->scan.state) { @@ -5087,7 +5161,11 @@ static void ath12k_wmi_event_scan_foreign_chan(struct ath12k *ar, u32 freq) break; case ATH12K_SCAN_RUNNING: case ATH12K_SCAN_ABORTING: - ar->scan_channel = ieee80211_get_channel(ar->hw->wiphy, freq); + ar->scan_channel = ieee80211_get_channel(hw->wiphy, freq); + + if (ar->scan.is_roc && ar->scan.roc_freq == freq) + complete(&ar->scan.on_channel); + break; } } @@ -5141,7 +5219,7 @@ static int ath12k_pull_scan_ev(struct ath12k_base *ab, struct sk_buff *skb, const struct wmi_scan_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5174,7 +5252,7 @@ static int ath12k_pull_peer_sta_kickout_ev(struct ath12k_base *ab, struct sk_buf const struct wmi_peer_sta_kickout_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5201,7 +5279,7 @@ static int ath12k_pull_roam_ev(struct ath12k_base *ab, struct sk_buff *skb, const struct wmi_roam_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5226,13 +5304,14 @@ static int ath12k_pull_roam_ev(struct ath12k_base *ab, struct sk_buff *skb, static int freq_to_idx(struct ath12k *ar, int freq) { struct ieee80211_supported_band *sband; + struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); int band, ch, idx = 0; for (band = NL80211_BAND_2GHZ; band < NUM_NL80211_BANDS; band++) { if (!ar->mac.sbands[band].channels) continue; - sband = ar->hw->wiphy->bands[band]; + sband = hw->wiphy->bands[band]; if (!sband) continue; @@ -5245,14 +5324,14 @@ exit: return idx; } -static int ath12k_pull_chan_info_ev(struct ath12k_base *ab, u8 *evt_buf, - u32 len, struct wmi_chan_info_event *ch_info_ev) +static int ath12k_pull_chan_info_ev(struct ath12k_base *ab, struct sk_buff *skb, + struct wmi_chan_info_event *ch_info_ev) { const void **tb; const struct wmi_chan_info_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, evt_buf, len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5291,7 +5370,7 @@ ath12k_pull_pdev_bss_chan_info_ev(struct ath12k_base *ab, struct sk_buff *skb, const struct wmi_pdev_bss_chan_info_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5331,7 +5410,7 @@ ath12k_pull_vdev_install_key_compl_ev(struct ath12k_base *ab, struct sk_buff *sk const struct wmi_vdev_install_key_compl_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5362,7 +5441,7 @@ static int ath12k_pull_peer_assoc_conf_ev(struct ath12k_base *ab, struct sk_buff const struct wmi_peer_assoc_conf_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5384,13 +5463,13 @@ static int ath12k_pull_peer_assoc_conf_ev(struct ath12k_base *ab, struct sk_buff } static int -ath12k_pull_pdev_temp_ev(struct ath12k_base *ab, u8 *evt_buf, - u32 len, const struct wmi_pdev_temperature_event *ev) +ath12k_pull_pdev_temp_ev(struct ath12k_base *ab, struct sk_buff *skb, + const struct wmi_pdev_temperature_event *ev) { const void **tb; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, evt_buf, len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -5725,8 +5804,7 @@ static void ath12k_bcn_tx_status_event(struct ath12k_base *ab, struct sk_buff *s { u32 vdev_id, tx_status; - if (ath12k_pull_bcn_tx_status_ev(ab, skb->data, skb->len, - &vdev_id, &tx_status) != 0) { + if (ath12k_pull_bcn_tx_status_ev(ab, skb, &vdev_id, &tx_status) != 0) { ath12k_warn(ab, "failed to extract bcn tx status"); return; } @@ -5864,7 +5942,7 @@ static void ath12k_mgmt_rx_event(struct ath12k_base *ab, struct sk_buff *skb) status->freq, status->band, status->signal, status->rate_idx); - ieee80211_rx_ni(ar->hw, skb); + ieee80211_rx_ni(ath12k_ar_to_hw(ar), skb); exit: rcu_read_unlock(); @@ -6037,7 +6115,7 @@ static void ath12k_peer_sta_kickout_event(struct ath12k_base *ab, struct sk_buff goto exit; } - sta = ieee80211_find_sta_by_ifaddr(ar->hw, + sta = ieee80211_find_sta_by_ifaddr(ath12k_ar_to_hw(ar), arg.mac_addr, NULL); if (!sta) { ath12k_warn(ab, "Spurious quick kickout for STA %pM\n", @@ -6110,7 +6188,7 @@ static void ath12k_chan_info_event(struct ath12k_base *ab, struct sk_buff *skb) /* HW channel counters frequency value in hertz */ u32 cc_freq_hz = ab->cc_freq_hz; - if (ath12k_pull_chan_info_ev(ab, skb->data, skb->len, &ch_info_ev) != 0) { + if (ath12k_pull_chan_info_ev(ab, skb, &ch_info_ev) != 0) { ath12k_warn(ab, "failed to extract chan info event"); return; } @@ -6395,7 +6473,7 @@ static void ath12k_pdev_ctl_failsafe_check_event(struct ath12k_base *ab, const struct wmi_pdev_ctl_failsafe_chk_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6446,7 +6524,7 @@ ath12k_wmi_process_csa_switch_count_event(struct ath12k_base *ab, } if (arvif->is_up && arvif->vif->bss_conf.csa_active) - ieee80211_csa_finish(arvif->vif); + ieee80211_csa_finish(arvif->vif, 0); } rcu_read_unlock(); } @@ -6460,7 +6538,7 @@ ath12k_wmi_pdev_csa_switch_count_status_event(struct ath12k_base *ab, const u32 *vdev_ids; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6494,7 +6572,7 @@ ath12k_wmi_pdev_dfs_radar_detected_event(struct ath12k_base *ab, struct sk_buff struct ath12k *ar; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6531,7 +6609,7 @@ ath12k_wmi_pdev_dfs_radar_detected_event(struct ath12k_base *ab, struct sk_buff if (ar->dfs_block_radar_events) ath12k_info(ab, "DFS Radar detected, but ignored as requested\n"); else - ieee80211_radar_detected(ar->hw); + ieee80211_radar_detected(ath12k_ar_to_hw(ar)); exit: rcu_read_unlock(); @@ -6546,7 +6624,7 @@ ath12k_wmi_pdev_temperature_event(struct ath12k_base *ab, struct ath12k *ar; struct wmi_pdev_temperature_event ev = {0}; - if (ath12k_pull_pdev_temp_ev(ab, skb->data, skb->len, &ev) != 0) { + if (ath12k_pull_pdev_temp_ev(ab, skb, &ev) != 0) { ath12k_warn(ab, "failed to extract pdev temperature event"); return; } @@ -6573,7 +6651,7 @@ static void ath12k_fils_discovery_event(struct ath12k_base *ab, const struct wmi_fils_discovery_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, @@ -6603,7 +6681,7 @@ static void ath12k_probe_resp_tx_status_event(struct ath12k_base *ab, const struct wmi_probe_resp_tx_status_event *ev; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, @@ -6628,6 +6706,56 @@ static void ath12k_probe_resp_tx_status_event(struct ath12k_base *ab, kfree(tb); } +static int ath12k_wmi_p2p_noa_event(struct ath12k_base *ab, + struct sk_buff *skb) +{ + const void **tb; + const struct wmi_p2p_noa_event *ev; + const struct ath12k_wmi_p2p_noa_info *noa; + struct ath12k *ar; + int ret, vdev_id; + + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath12k_warn(ab, "failed to parse P2P NoA TLV: %d\n", ret); + return ret; + } + + ev = tb[WMI_TAG_P2P_NOA_EVENT]; + noa = tb[WMI_TAG_P2P_NOA_INFO]; + + if (!ev || !noa) { + ret = -EPROTO; + goto out; + } + + vdev_id = __le32_to_cpu(ev->vdev_id); + + ath12k_dbg(ab, ATH12K_DBG_WMI, + "wmi tlv p2p noa vdev_id %i descriptors %u\n", + vdev_id, le32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_DESC_NUM)); + + rcu_read_lock(); + ar = ath12k_mac_get_ar_by_vdev_id(ab, vdev_id); + if (!ar) { + ath12k_warn(ab, "invalid vdev id %d in P2P NoA event\n", + vdev_id); + ret = -EINVAL; + goto unlock; + } + + ath12k_p2p_noa_update_by_vdev_id(ar, vdev_id, noa); + + ret = 0; + +unlock: + rcu_read_unlock(); +out: + kfree(tb); + return ret; +} + static void ath12k_rfkill_state_change_event(struct ath12k_base *ab, struct sk_buff *skb) { @@ -6635,7 +6763,7 @@ static void ath12k_rfkill_state_change_event(struct ath12k_base *ab, const void **tb; int ret; - tb = ath12k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); if (IS_ERR(tb)) { ret = PTR_ERR(tb); ath12k_warn(ab, "failed to parse tlv: %d\n", ret); @@ -6662,6 +6790,70 @@ static void ath12k_rfkill_state_change_event(struct ath12k_base *ab, kfree(tb); } +static void +ath12k_wmi_diag_event(struct ath12k_base *ab, struct sk_buff *skb) +{ + trace_ath12k_wmi_diag(ab, skb->data, skb->len); +} + +static void ath12k_wmi_twt_enable_event(struct ath12k_base *ab, + struct sk_buff *skb) +{ + const void **tb; + const struct wmi_twt_enable_event *ev; + int ret; + + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath12k_warn(ab, "failed to parse wmi twt enable status event tlv: %d\n", + ret); + return; + } + + ev = tb[WMI_TAG_TWT_ENABLE_COMPLETE_EVENT]; + if (!ev) { + ath12k_warn(ab, "failed to fetch twt enable wmi event\n"); + goto exit; + } + + ath12k_dbg(ab, ATH12K_DBG_MAC, "wmi twt enable event pdev id %u status %u\n", + le32_to_cpu(ev->pdev_id), + le32_to_cpu(ev->status)); + +exit: + kfree(tb); +} + +static void ath12k_wmi_twt_disable_event(struct ath12k_base *ab, + struct sk_buff *skb) +{ + const void **tb; + const struct wmi_twt_disable_event *ev; + int ret; + + tb = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath12k_warn(ab, "failed to parse wmi twt disable status event tlv: %d\n", + ret); + return; + } + + ev = tb[WMI_TAG_TWT_DISABLE_COMPLETE_EVENT]; + if (!ev) { + ath12k_warn(ab, "failed to fetch twt disable wmi event\n"); + goto exit; + } + + ath12k_dbg(ab, ATH12K_DBG_MAC, "wmi twt disable event pdev id %d status %u\n", + le32_to_cpu(ev->pdev_id), + le32_to_cpu(ev->status)); + +exit: + kfree(tb); +} + static void ath12k_wmi_op_rx(struct ath12k_base *ab, struct sk_buff *skb) { struct wmi_cmd_hdr *cmd_hdr; @@ -6757,11 +6949,18 @@ static void ath12k_wmi_op_rx(struct ath12k_base *ab, struct sk_buff *skb) case WMI_RFKILL_STATE_CHANGE_EVENTID: ath12k_rfkill_state_change_event(ab, skb); break; + case WMI_TWT_ENABLE_EVENTID: + ath12k_wmi_twt_enable_event(ab, skb); + break; + case WMI_TWT_DISABLE_EVENTID: + ath12k_wmi_twt_disable_event(ab, skb); + break; + case WMI_P2P_NOA_EVENTID: + ath12k_wmi_p2p_noa_event(ab, skb); + break; /* add Unsupported events here */ case WMI_TBTTOFFSET_EXT_UPDATE_EVENTID: case WMI_PEER_OPER_MODE_CHANGE_EVENTID: - case WMI_TWT_ENABLE_EVENTID: - case WMI_TWT_DISABLE_EVENTID: case WMI_PDEV_DMA_RING_CFG_RSP_EVENTID: ath12k_dbg(ab, ATH12K_DBG_WMI, "ignoring unsupported event 0x%x\n", id); @@ -6772,6 +6971,9 @@ static void ath12k_wmi_op_rx(struct ath12k_base *ab, struct sk_buff *skb) case WMI_VDEV_DELETE_RESP_EVENTID: ath12k_vdev_delete_resp_event(ab, skb); break; + case WMI_DIAG_EVENTID: + ath12k_wmi_diag_event(ab, skb); + break; /* TODO: Add remaining events */ default: ath12k_dbg(ab, ATH12K_DBG_WMI, "Unknown eventid: 0x%x\n", id); diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 06e5b9b4049b..103462feb935 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_WMI_H @@ -168,10 +168,6 @@ struct wmi_tlv { #define WLAN_SCAN_MAX_HINT_BSSID 10 #define MAX_RNR_BSS 5 -#define WLAN_SCAN_PARAMS_MAX_SSID 16 -#define WLAN_SCAN_PARAMS_MAX_BSSID 4 -#define WLAN_SCAN_PARAMS_MAX_IE_LEN 256 - #define WMI_APPEND_TO_EXISTING_CHAN_LIST_FLAG 1 #define WMI_BA_MODE_BUFFER_SIZE_256 3 @@ -2163,6 +2159,10 @@ enum wmi_tlv_service { WMI_TLV_SERVICE_11BE = 289, + WMI_TLV_SERVICE_WMSK_COMPACTION_RX_TLVS = 361, + + WMI_TLV_SERVICE_PEER_METADATA_V1A_V1B_SUPPORT = 365, + WMI_MAX_EXT2_SERVICE, }; @@ -2350,6 +2350,7 @@ struct ath12k_wmi_resource_config_arg { u32 twt_ap_pdev_count; u32 twt_ap_sta_count; bool is_reg_cc_ext_event_supported; + u8 dp_peer_meta_data_ver; }; struct ath12k_wmi_init_cmd_arg { @@ -2402,6 +2403,7 @@ struct wmi_init_cmd { } __packed; #define WMI_RSRC_CFG_HOST_SVC_FLAG_REG_CC_EXT_SUPPORT_BIT 4 +#define WMI_RSRC_CFG_FLAGS2_RX_PEER_METADATA_VERSION GENMASK(5, 4) struct ath12k_wmi_resource_config_params { __le32 tlv_header; @@ -2542,9 +2544,17 @@ struct ath12k_wmi_hw_mode_cap_params { #define WMI_MAX_HECAP_PHY_SIZE (3) +/* pdev_id is present in lower 16 bits of pdev_and_hw_link_ids in + * ath12k_wmi_mac_phy_caps_params & ath12k_wmi_caps_ext_params. + * + * hw_link_id is present in higher 16 bits of pdev_and_hw_link_ids. + */ +#define WMI_CAPS_PARAMS_PDEV_ID GENMASK(15, 0) +#define WMI_CAPS_PARAMS_HW_LINK_ID GENMASK(31, 16) + struct ath12k_wmi_mac_phy_caps_params { __le32 hw_mode_id; - __le32 pdev_id; + __le32 pdev_and_hw_link_ids; __le32 phy_id; __le32 supported_flags; __le32 supported_bands; @@ -2636,13 +2646,7 @@ struct wmi_service_ready_ext2_event { struct ath12k_wmi_caps_ext_params { __le32 hw_mode_id; - union { - struct { - __le16 pdev_id; - __le16 hw_link_id; - } __packed ath12k_wmi_pdev_to_link_map; - __le32 pdev_id; - }; + __le32 pdev_and_hw_link_ids; __le32 phy_id; __le32 wireless_modes_ext; __le32 eht_cap_mac_info_2ghz[WMI_MAX_EHTCAP_MAC_SIZE]; @@ -2716,6 +2720,9 @@ struct wmi_vdev_create_cmd { struct ath12k_wmi_mac_addr_params vdev_macaddr; __le32 num_cfg_txrx_streams; __le32 pdev_id; + __le32 mbssid_flags; + __le32 mbssid_tx_vdev_id; + __le32 vdev_stats_id_valid; __le32 vdev_stats_id; } __packed; @@ -2764,6 +2771,10 @@ struct ath12k_wmi_ssid_params { #define ATH12K_VDEV_SETUP_TIMEOUT_HZ (5 * HZ) +enum wmi_vdev_mbssid_flags { + WMI_VDEV_MBSSID_FLAGS_NON_MBSSID_AP = BIT(0), +}; + struct wmi_vdev_start_request_cmd { __le32 tlv_header; __le32 vdev_id; @@ -2782,7 +2793,7 @@ struct wmi_vdev_start_request_cmd { __le32 cac_duration_ms; __le32 regdomain; __le32 min_data_rate; - __le32 mbssid_flags; + __le32 mbssid_flags; /* uses enum wmi_vdev_mbssid_flags */ __le32 mbssid_tx_vdev_id; __le32 eht_ops; __le32 punct_bitmap; @@ -3146,7 +3157,7 @@ struct ath12k_wmi_element_info_arg { #define WLAN_SCAN_PARAMS_MAX_SSID 16 #define WLAN_SCAN_PARAMS_MAX_BSSID 4 -#define WLAN_SCAN_PARAMS_MAX_IE_LEN 256 +#define WLAN_SCAN_PARAMS_MAX_IE_LEN 512 /* Values lower than this may be refused by some firmware revisions with a scan * completion with a timedout reason. @@ -3270,24 +3281,19 @@ struct ath12k_wmi_scan_req_arg { u32 vdev_id; u32 pdev_id; enum wmi_scan_priority scan_priority; - union { - struct { - u32 scan_ev_started:1, - scan_ev_completed:1, - scan_ev_bss_chan:1, - scan_ev_foreign_chan:1, - scan_ev_dequeued:1, - scan_ev_preempted:1, - scan_ev_start_failed:1, - scan_ev_restarted:1, - scan_ev_foreign_chn_exit:1, - scan_ev_invalid:1, - scan_ev_gpio_timeout:1, - scan_ev_suspended:1, - scan_ev_resumed:1; - }; - u32 scan_events; - }; + u32 scan_ev_started:1, + scan_ev_completed:1, + scan_ev_bss_chan:1, + scan_ev_foreign_chan:1, + scan_ev_dequeued:1, + scan_ev_preempted:1, + scan_ev_start_failed:1, + scan_ev_restarted:1, + scan_ev_foreign_chn_exit:1, + scan_ev_invalid:1, + scan_ev_gpio_timeout:1, + scan_ev_suspended:1, + scan_ev_resumed:1; u32 dwell_time_active; u32 dwell_time_active_2g; u32 dwell_time_passive; @@ -3300,36 +3306,31 @@ struct ath12k_wmi_scan_req_arg { u32 idle_time; u32 max_scan_time; u32 probe_delay; - union { - struct { - u32 scan_f_passive:1, - scan_f_bcast_probe:1, - scan_f_cck_rates:1, - scan_f_ofdm_rates:1, - scan_f_chan_stat_evnt:1, - scan_f_filter_prb_req:1, - scan_f_bypass_dfs_chn:1, - scan_f_continue_on_err:1, - scan_f_offchan_mgmt_tx:1, - scan_f_offchan_data_tx:1, - scan_f_promisc_mode:1, - scan_f_capture_phy_err:1, - scan_f_strict_passive_pch:1, - scan_f_half_rate:1, - scan_f_quarter_rate:1, - scan_f_force_active_dfs_chn:1, - scan_f_add_tpc_ie_in_probe:1, - scan_f_add_ds_ie_in_probe:1, - scan_f_add_spoofed_mac_in_probe:1, - scan_f_add_rand_seq_in_probe:1, - scan_f_en_ie_whitelist_in_probe:1, - scan_f_forced:1, - scan_f_2ghz:1, - scan_f_5ghz:1, - scan_f_80mhz:1; - }; - u32 scan_flags; - }; + u32 scan_f_passive:1, + scan_f_bcast_probe:1, + scan_f_cck_rates:1, + scan_f_ofdm_rates:1, + scan_f_chan_stat_evnt:1, + scan_f_filter_prb_req:1, + scan_f_bypass_dfs_chn:1, + scan_f_continue_on_err:1, + scan_f_offchan_mgmt_tx:1, + scan_f_offchan_data_tx:1, + scan_f_promisc_mode:1, + scan_f_capture_phy_err:1, + scan_f_strict_passive_pch:1, + scan_f_half_rate:1, + scan_f_quarter_rate:1, + scan_f_force_active_dfs_chn:1, + scan_f_add_tpc_ie_in_probe:1, + scan_f_add_ds_ie_in_probe:1, + scan_f_add_spoofed_mac_in_probe:1, + scan_f_add_rand_seq_in_probe:1, + scan_f_en_ie_whitelist_in_probe:1, + scan_f_forced:1, + scan_f_2ghz:1, + scan_f_5ghz:1, + scan_f_80mhz:1; enum scan_dwelltime_adaptive_mode adaptive_dwell_time_mode; u32 burst_duration; u32 num_chan; @@ -3489,6 +3490,37 @@ struct wmi_get_pdev_temperature_cmd { __le32 pdev_id; } __packed; +#define WMI_P2P_MAX_NOA_DESCRIPTORS 4 + +struct wmi_p2p_noa_event { + __le32 vdev_id; +} __packed; + +struct ath12k_wmi_p2p_noa_descriptor { + __le32 type_count; /* 255: continuous schedule, 0: reserved */ + __le32 duration; /* Absent period duration in micro seconds */ + __le32 interval; /* Absent period interval in micro seconds */ + __le32 start_time; /* 32 bit tsf time when in starts */ +} __packed; + +#define WMI_P2P_NOA_INFO_CHANGED_FLAG BIT(0) +#define WMI_P2P_NOA_INFO_INDEX GENMASK(15, 8) +#define WMI_P2P_NOA_INFO_OPP_PS BIT(16) +#define WMI_P2P_NOA_INFO_CTWIN_TU GENMASK(23, 17) +#define WMI_P2P_NOA_INFO_DESC_NUM GENMASK(31, 24) + +struct ath12k_wmi_p2p_noa_info { + /* Bit 0 - Flag to indicate an update in NOA schedule + * Bits 7-1 - Reserved + * Bits 15-8 - Index (identifies the instance of NOA sub element) + * Bit 16 - Opp PS state of the AP + * Bits 23-17 - Ctwindow in TUs + * Bits 31-24 - Number of NOA descriptors + */ + __le32 noa_attr; + struct ath12k_wmi_p2p_noa_descriptor descriptors[WMI_P2P_MAX_NOA_DESCRIPTORS]; +} __packed; + #define WMI_BEACON_TX_BUFFER_SIZE 512 struct wmi_bcn_tmpl_cmd { @@ -3503,6 +3535,12 @@ struct wmi_bcn_tmpl_cmd { __le32 esp_ie_offset; } __packed; +struct wmi_p2p_go_set_beacon_ie_cmd { + __le32 tlv_header; + __le32 vdev_id; + __le32 ie_buf_len; +} __packed; + struct wmi_vdev_install_key_cmd { __le32 tlv_header; __le32 vdev_id; @@ -4797,6 +4835,16 @@ struct wmi_rfkill_state_change_event { __le32 radio_state; } __packed; +struct wmi_twt_enable_event { + __le32 pdev_id; + __le32 status; +} __packed; + +struct wmi_twt_disable_event { + __le32 pdev_id; + __le32 status; +} __packed; + void ath12k_wmi_init_qcn9274(struct ath12k_base *ab, struct ath12k_wmi_resource_config_arg *config); void ath12k_wmi_init_wcn7850(struct ath12k_base *ab, @@ -4806,6 +4854,8 @@ int ath12k_wmi_cmd_send(struct ath12k_wmi_pdev *wmi, struct sk_buff *skb, struct sk_buff *ath12k_wmi_alloc_skb(struct ath12k_wmi_base *wmi_sc, u32 len); int ath12k_wmi_mgmt_send(struct ath12k *ar, u32 vdev_id, u32 buf_id, struct sk_buff *frame); +int ath12k_wmi_p2p_go_bcn_ie(struct ath12k *ar, u32 vdev_id, + const u8 *p2p_ie); int ath12k_wmi_bcn_tmpl(struct ath12k *ar, u32 vdev_id, struct ieee80211_mutable_offsets *offs, struct sk_buff *bcn); @@ -4917,4 +4967,30 @@ int ath12k_wmi_probe_resp_tmpl(struct ath12k *ar, u32 vdev_id, int ath12k_wmi_set_hw_mode(struct ath12k_base *ab, enum wmi_host_hw_mode_config_type mode); +static inline u32 +ath12k_wmi_caps_ext_get_pdev_id(const struct ath12k_wmi_caps_ext_params *param) +{ + return le32_get_bits(param->pdev_and_hw_link_ids, WMI_CAPS_PARAMS_PDEV_ID); +} + +static inline u32 +ath12k_wmi_caps_ext_get_hw_link_id(const struct ath12k_wmi_caps_ext_params *param) +{ + return le32_get_bits(param->pdev_and_hw_link_ids, WMI_CAPS_PARAMS_HW_LINK_ID); +} + +static inline u32 +ath12k_wmi_mac_phy_get_pdev_id(const struct ath12k_wmi_mac_phy_caps_params *param) +{ + return le32_get_bits(param->pdev_and_hw_link_ids, + WMI_CAPS_PARAMS_PDEV_ID); +} + +static inline u32 +ath12k_wmi_mac_phy_get_hw_link_id(const struct ath12k_wmi_mac_phy_caps_params *param) +{ + return le32_get_bits(param->pdev_and_hw_link_ids, + WMI_CAPS_PARAMS_HW_LINK_ID); +} + #endif diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c index c630343ca4f9..eea4bda77608 100644 --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -779,6 +779,10 @@ static int ath5k_set_ringparam(struct ieee80211_hw *hw, u32 tx, u32 rx) const struct ieee80211_ops ath5k_hw_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = ath5k_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = ath5k_start, diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index e37db4af33de..61b2e3f15f0e 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -1119,7 +1119,7 @@ void ath6kl_cfg80211_ch_switch_notify(struct ath6kl_vif *vif, int freq, NL80211_CHAN_HT20 : NL80211_CHAN_NO_HT); wiphy_lock(vif->ar->wiphy); - cfg80211_ch_switch_notify(vif->ndev, &chandef, 0, 0); + cfg80211_ch_switch_notify(vif->ndev, &chandef, 0); wiphy_unlock(vif->ar->wiphy); } diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c index 9bfaadfa6c00..1a6697b6e3b4 100644 --- a/drivers/net/wireless/ath/ath9k/ahb.c +++ b/drivers/net/wireless/ath/ath9k/ahb.c @@ -144,7 +144,7 @@ static int ath_ahb_probe(struct platform_device *pdev) return ret; } -static int ath_ahb_remove(struct platform_device *pdev) +static void ath_ahb_remove(struct platform_device *pdev) { struct ieee80211_hw *hw = platform_get_drvdata(pdev); @@ -155,13 +155,11 @@ static int ath_ahb_remove(struct platform_device *pdev) free_irq(sc->irq, sc); ieee80211_free_hw(sc->hw); } - - return 0; } static struct platform_driver ath_ahb_driver = { .probe = ath_ahb_probe, - .remove = ath_ahb_remove, + .remove_new = ath_ahb_remove, .driver = { .name = "ath9k", }, diff --git a/drivers/net/wireless/ath/ath9k/antenna.c b/drivers/net/wireless/ath/ath9k/antenna.c index 988222cea9df..acc84e6711b0 100644 --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c @@ -643,7 +643,7 @@ static void ath_ant_try_scan(struct ath_ant_comb *antcomb, conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; } else if (antcomb->rssi_sub > - antcomb->rssi_lna1) { + antcomb->rssi_lna2) { /* set to A-B */ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index 57e2b4c89125..ad72a30b67c3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -851,8 +851,6 @@ #define AR_PHY_TXGAIN_FORCED_TXBB1DBGAIN 0x0000000e #define AR_PHY_TXGAIN_FORCED_TXBB1DBGAIN_S 1 -#define AR_PHY_POWER_TX_RATE1 0x9934 -#define AR_PHY_POWER_TX_RATE2 0x9938 #define AR_PHY_POWER_TX_RATE_MAX 0x993c #define AR_PHY_POWER_TX_RATE_MAX_TPC_ENABLE 0x00000040 #define PHY_AGC_CLR 0x10000000 @@ -1041,13 +1039,6 @@ #define AR_PHY_TX_IQCAL_STATUS_B2_FAILED 0x00000001 -/* - * AGC 3 Register Map - */ -#define AR_AGC3_BASE 0xce00 - -#define AR_PHY_RSSI_3 (AR_AGC3_BASE + 0x180) - /* GLB Registers */ #define AR_GLB_BASE 0x20000 #define AR_GLB_GPIO_CONTROL (AR_GLB_BASE) diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index ee72faac2f1d..b399a7926ef5 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -365,10 +365,10 @@ bool ath9k_csa_is_finished(struct ath_softc *sc, struct ieee80211_vif *vif) if (!vif || !vif->bss_conf.csa_active) return false; - if (!ieee80211_beacon_cntdwn_is_complete(vif)) + if (!ieee80211_beacon_cntdwn_is_complete(vif, 0)) return false; - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); return true; } diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 237f4ec2cffd..6c33e898b300 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -306,7 +306,6 @@ struct ath9k_htc_tx { DECLARE_BITMAP(tx_slot, MAX_TX_BUF_NUM); struct timer_list cleanup_timer; spinlock_t tx_lock; - bool initialized; }; struct ath9k_htc_tx_ctl { @@ -515,6 +514,7 @@ struct ath9k_htc_priv { unsigned long ps_usecount; bool ps_enabled; bool ps_idle; + bool initialized; #ifdef CONFIG_MAC80211_LEDS enum led_brightness brightness; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c index 533471e69400..547634f82183 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c @@ -514,10 +514,10 @@ bool ath9k_htc_csa_is_finished(struct ath9k_htc_priv *priv) if (!vif || !vif->bss_conf.csa_active) return false; - if (!ieee80211_beacon_cntdwn_is_complete(vif)) + if (!ieee80211_beacon_cntdwn_is_complete(vif, 0)) return false; - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); priv->csa_vif = NULL; return true; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index 0aa5bdeb44a1..3633f9eb2c55 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -966,6 +966,10 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev, htc_handle->drv_priv = priv; + /* Allow ath9k_wmi_event_tasklet() to operate. */ + smp_wmb(); + priv->initialized = true; + return 0; err_init: diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 9a9b5212051a..b389e19381c4 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1868,6 +1868,10 @@ static void ath9k_htc_channel_switch_beacon(struct ieee80211_hw *hw, } struct ieee80211_ops ath9k_htc_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = ath9k_htc_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = ath9k_htc_start, diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index efcaeccb055a..ce9c04e418b8 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -815,10 +815,6 @@ int ath9k_tx_init(struct ath9k_htc_priv *priv) skb_queue_head_init(&priv->tx.data_vo_queue); skb_queue_head_init(&priv->tx.tx_failed); - /* Allow ath9k_wmi_event_tasklet(WMI_TXSTATUS_EVENTID) to operate. */ - smp_wmb(); - priv->tx.initialized = true; - return 0; } diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index c48ff0ffbfef..a2943aaecb20 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2786,6 +2786,10 @@ static int ath9k_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } struct ieee80211_ops ath9k_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = ath9k_tx, .start = ath9k_start, .stop = ath9k_stop, diff --git a/drivers/net/wireless/ath/ath9k/reg_aic.h b/drivers/net/wireless/ath/ath9k/reg_aic.h index 955147ab48a2..f50994910eae 100644 --- a/drivers/net/wireless/ath/ath9k/reg_aic.h +++ b/drivers/net/wireless/ath/ath9k/reg_aic.h @@ -17,10 +17,6 @@ #ifndef REG_AIC_H #define REG_AIC_H -#define AR_SM_BASE 0xa200 -#define AR_SM1_BASE 0xb200 -#define AR_AGC_BASE 0x9e00 - #define AR_PHY_AIC_CTRL_0_B0 (AR_SM_BASE + 0x4b0) #define AR_PHY_AIC_CTRL_1_B0 (AR_SM_BASE + 0x4b4) #define AR_PHY_AIC_CTRL_2_B0 (AR_SM_BASE + 0x4b8) diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c index 1476b42b52a9..805ad31edba2 100644 --- a/drivers/net/wireless/ath/ath9k/wmi.c +++ b/drivers/net/wireless/ath/ath9k/wmi.c @@ -155,6 +155,12 @@ void ath9k_wmi_event_tasklet(struct tasklet_struct *t) } spin_unlock_irqrestore(&wmi->wmi_lock, flags); + /* Check if ath9k_htc_probe_device() completed. */ + if (!data_race(priv->initialized)) { + kfree_skb(skb); + continue; + } + hdr = (struct wmi_cmd_hdr *) skb->data; cmd_id = be16_to_cpu(hdr->command_id); wmi_event = skb_pull(skb, sizeof(struct wmi_cmd_hdr)); @@ -169,10 +175,6 @@ void ath9k_wmi_event_tasklet(struct tasklet_struct *t) &wmi->drv_priv->fatal_work); break; case WMI_TXSTATUS_EVENTID: - /* Check if ath9k_tx_init() completed. */ - if (!data_race(priv->tx.initialized)) - break; - spin_lock_bh(&priv->tx.tx_lock); if (priv->tx.flags & ATH9K_HTC_OP_TX_DRAIN) { spin_unlock_bh(&priv->tx.tx_lock); diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index f15684379b03..d519b676a109 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -369,12 +369,11 @@ static void ath_tid_drain(struct ath_softc *sc, struct ath_txq *txq, struct list_head bf_head; struct ath_tx_status ts; struct ath_frame_info *fi; - int ret; memset(&ts, 0, sizeof(ts)); INIT_LIST_HEAD(&bf_head); - while ((ret = ath_tid_dequeue(tid, &skb)) == 0) { + while (ath_tid_dequeue(tid, &skb) == 0) { fi = get_frame_info(skb); bf = fi->bf; diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 524327d24964..7e7797bf44b7 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -1712,6 +1712,10 @@ static bool carl9170_tx_frames_pending(struct ieee80211_hw *hw) } static const struct ieee80211_ops carl9170_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .start = carl9170_op_start, .stop = carl9170_op_stop, .tx = carl9170_op_tx, diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c index 6bb9aa2bfe65..e902ca80eba7 100644 --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -189,7 +189,7 @@ static void carl9170_tx_accounting_free(struct ar9170 *ar, struct sk_buff *skb) static int carl9170_alloc_dev_space(struct ar9170 *ar, struct sk_buff *skb) { - struct _carl9170_tx_superframe *super = (void *) skb->data; + struct _carl9170_tx_superframe *super; unsigned int chunks; int cookie = -1; diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 41119fb177e3..bfbd3c7a70b3 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -1347,6 +1347,10 @@ static void wcn36xx_sta_statistics(struct ieee80211_hw *hw, struct ieee80211_vif } static const struct ieee80211_ops wcn36xx_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .start = wcn36xx_start, .stop = wcn36xx_stop, .add_interface = wcn36xx_add_interface, @@ -1685,6 +1689,7 @@ static struct platform_driver wcn36xx_driver = { module_platform_driver(wcn36xx_driver); +MODULE_DESCRIPTION("Qualcomm Atheros WCN3660/3680 wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_AUTHOR("Eugene Krasnikov k.eugene.e@gmail.com"); MODULE_FIRMWARE(WLAN_NV_FILE); diff --git a/drivers/net/wireless/atmel/at76c50x-usb.c b/drivers/net/wireless/atmel/at76c50x-usb.c index 447b51cff8f9..0b55a272bfd6 100644 --- a/drivers/net/wireless/atmel/at76c50x-usb.c +++ b/drivers/net/wireless/atmel/at76c50x-usb.c @@ -2178,6 +2178,10 @@ static int at76_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, } static const struct ieee80211_ops at76_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = at76_mac80211_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .add_interface = at76_add_interface, diff --git a/drivers/net/wireless/broadcom/b43/b43.h b/drivers/net/wireless/broadcom/b43/b43.h index 67b4bac048e5..c0d8fc0b22fb 100644 --- a/drivers/net/wireless/broadcom/b43/b43.h +++ b/drivers/net/wireless/broadcom/b43/b43.h @@ -1082,6 +1082,22 @@ static inline bool b43_using_pio_transfers(struct b43_wldev *dev) return dev->__using_pio_transfers; } +static inline void b43_wake_queue(struct b43_wldev *dev, int queue_prio) +{ + if (dev->qos_enabled) + ieee80211_wake_queue(dev->wl->hw, queue_prio); + else + ieee80211_wake_queue(dev->wl->hw, 0); +} + +static inline void b43_stop_queue(struct b43_wldev *dev, int queue_prio) +{ + if (dev->qos_enabled) + ieee80211_stop_queue(dev->wl->hw, queue_prio); + else + ieee80211_stop_queue(dev->wl->hw, 0); +} + /* Message printing */ __printf(2, 3) void b43info(struct b43_wl *wl, const char *fmt, ...); __printf(2, 3) void b43err(struct b43_wl *wl, const char *fmt, ...); diff --git a/drivers/net/wireless/broadcom/b43/dma.c b/drivers/net/wireless/broadcom/b43/dma.c index 760d1a28edc6..6ac7dcebfff9 100644 --- a/drivers/net/wireless/broadcom/b43/dma.c +++ b/drivers/net/wireless/broadcom/b43/dma.c @@ -1399,7 +1399,7 @@ int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb) should_inject_overflow(ring)) { /* This TX ring is full. */ unsigned int skb_mapping = skb_get_queue_mapping(skb); - ieee80211_stop_queue(dev->wl->hw, skb_mapping); + b43_stop_queue(dev, skb_mapping); dev->wl->tx_queue_stopped[skb_mapping] = true; ring->stopped = true; if (b43_debug(dev, B43_DBG_DMAVERBOSE)) { @@ -1570,7 +1570,7 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, } else { /* If the driver queue is running wake the corresponding * mac80211 queue. */ - ieee80211_wake_queue(dev->wl->hw, ring->queue_prio); + b43_wake_queue(dev, ring->queue_prio); if (b43_debug(dev, B43_DBG_DMAVERBOSE)) { b43dbg(dev->wl, "Woke up TX ring %d\n", ring->index); } diff --git a/drivers/net/wireless/broadcom/b43/main.c b/drivers/net/wireless/broadcom/b43/main.c index 92ca0b2ca286..badb2f494035 100644 --- a/drivers/net/wireless/broadcom/b43/main.c +++ b/drivers/net/wireless/broadcom/b43/main.c @@ -2587,7 +2587,8 @@ static void b43_request_firmware(struct work_struct *work) start_ieee80211: wl->hw->queues = B43_QOS_QUEUE_NUM; - if (!modparam_qos || dev->fw.opensource) + if (!modparam_qos || dev->fw.opensource || + dev->dev->chip_id == BCMA_CHIP_ID_BCM4331) wl->hw->queues = 1; err = ieee80211_register_hw(wl->hw); @@ -3603,7 +3604,7 @@ static void b43_tx_work(struct work_struct *work) err = b43_dma_tx(dev, skb); if (err == -ENOSPC) { wl->tx_queue_stopped[queue_num] = true; - ieee80211_stop_queue(wl->hw, queue_num); + b43_stop_queue(dev, queue_num); skb_queue_head(&wl->tx_queue[queue_num], skb); break; } @@ -3627,6 +3628,7 @@ static void b43_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) { struct b43_wl *wl = hw_to_b43_wl(hw); + u16 skb_queue_mapping; if (unlikely(skb->len < 2 + 2 + 6)) { /* Too short, this can't be a valid frame. */ @@ -3635,12 +3637,12 @@ static void b43_op_tx(struct ieee80211_hw *hw, } B43_WARN_ON(skb_shinfo(skb)->nr_frags); - skb_queue_tail(&wl->tx_queue[skb->queue_mapping], skb); - if (!wl->tx_queue_stopped[skb->queue_mapping]) { + skb_queue_mapping = skb_get_queue_mapping(skb); + skb_queue_tail(&wl->tx_queue[skb_queue_mapping], skb); + if (!wl->tx_queue_stopped[skb_queue_mapping]) ieee80211_queue_work(wl->hw, &wl->tx_work); - } else { - ieee80211_stop_queue(wl->hw, skb->queue_mapping); - } + else + b43_stop_queue(wl->current_dev, skb_queue_mapping); } static void b43_qos_params_upload(struct b43_wldev *dev, @@ -5170,6 +5172,10 @@ static int b43_op_get_survey(struct ieee80211_hw *hw, int idx, } static const struct ieee80211_ops b43_hw_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = b43_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .conf_tx = b43_op_conf_tx, diff --git a/drivers/net/wireless/broadcom/b43/phy_ht.c b/drivers/net/wireless/broadcom/b43/phy_ht.c index d050971d150a..26a226126bc4 100644 --- a/drivers/net/wireless/broadcom/b43/phy_ht.c +++ b/drivers/net/wireless/broadcom/b43/phy_ht.c @@ -322,8 +322,8 @@ static void b43_phy_ht_bphy_reset(struct b43_wldev *dev, bool reset) B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX); else b43_phy_mask(dev, B43_PHY_B_BBCFG, - (u16)~(B43_PHY_B_BBCFG_RSTCCA | - B43_PHY_B_BBCFG_RSTRX)); + 0xffff & ~(B43_PHY_B_BBCFG_RSTCCA | + B43_PHY_B_BBCFG_RSTRX)); b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp); } @@ -551,7 +551,7 @@ static void b43_phy_ht_tx_power_ctl(struct b43_wldev *dev, bool enable) phy_ht->tx_pwr_idx[i] = b43_phy_read(dev, status_regs[i]); } - b43_phy_mask(dev, B43_PHY_HT_TXPCTL_CMD_C1, ~en_bits); + b43_phy_mask(dev, B43_PHY_HT_TXPCTL_CMD_C1, 0xffff & ~en_bits); } else { b43_phy_set(dev, B43_PHY_HT_TXPCTL_CMD_C1, en_bits); diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c index 2c0c019a815d..4bb005b93f2c 100644 --- a/drivers/net/wireless/broadcom/b43/phy_n.c +++ b/drivers/net/wireless/broadcom/b43/phy_n.c @@ -6246,7 +6246,7 @@ static void b43_nphy_channel_setup(struct b43_wldev *dev, b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); /* Take BPHY out of the reset */ b43_phy_mask(dev, B43_PHY_B_BBCFG, - (u16)~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX)); + ~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX) & 0xffff); b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); } @@ -6377,7 +6377,7 @@ static int b43_nphy_set_channel(struct b43_wldev *dev, } else if (channel_type == NL80211_CHAN_HT40MINUS) { b43_phy_mask(dev, B43_NPHY_RXCTL, ~B43_NPHY_RXCTL_BSELU20); if (phy->rev >= 7) - b43_phy_mask(dev, 0x310, (u16)~0x8000); + b43_phy_mask(dev, 0x310, 0x7fff); } if (phy->rev >= 19) { diff --git a/drivers/net/wireless/broadcom/b43/pio.c b/drivers/net/wireless/broadcom/b43/pio.c index 0cf70fdb60a6..e41f2f5b4c26 100644 --- a/drivers/net/wireless/broadcom/b43/pio.c +++ b/drivers/net/wireless/broadcom/b43/pio.c @@ -525,7 +525,7 @@ int b43_pio_tx(struct b43_wldev *dev, struct sk_buff *skb) if (total_len > (q->buffer_size - q->buffer_used)) { /* Not enough memory on the queue. */ err = -EBUSY; - ieee80211_stop_queue(dev->wl->hw, skb_get_queue_mapping(skb)); + b43_stop_queue(dev, skb_get_queue_mapping(skb)); q->stopped = true; goto out; } @@ -552,7 +552,7 @@ int b43_pio_tx(struct b43_wldev *dev, struct sk_buff *skb) if (((q->buffer_size - q->buffer_used) < roundup(2 + 2 + 6, 4)) || (q->free_packet_slots == 0)) { /* The queue is full. */ - ieee80211_stop_queue(dev->wl->hw, skb_get_queue_mapping(skb)); + b43_stop_queue(dev, skb_get_queue_mapping(skb)); q->stopped = true; } @@ -587,7 +587,7 @@ void b43_pio_handle_txstatus(struct b43_wldev *dev, list_add(&pack->list, &q->packets_list); if (q->stopped) { - ieee80211_wake_queue(dev->wl->hw, q->queue_prio); + b43_wake_queue(dev, q->queue_prio); q->stopped = false; } } diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c index 760136638a95..18eb610f600a 100644 --- a/drivers/net/wireless/broadcom/b43legacy/main.c +++ b/drivers/net/wireless/broadcom/b43legacy/main.c @@ -3531,6 +3531,10 @@ static int b43legacy_op_get_survey(struct ieee80211_hw *hw, int idx, } static const struct ieee80211_ops b43legacy_hw_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = b43legacy_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .conf_tx = b43legacy_op_conf_tx, diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c index ac3a36fa3640..f471c962104a 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c @@ -7,21 +7,33 @@ #include <core.h> #include <bus.h> #include <fwvid.h> +#include <feature.h> #include "vops.h" -static int brcmf_bca_attach(struct brcmf_pub *drvr) +#define BRCMF_BCA_E_LAST 212 + +static void brcmf_bca_feat_attach(struct brcmf_if *ifp) { - pr_err("%s: executing\n", __func__); - return 0; + /* SAE support not confirmed so disabling for now */ + ifp->drvr->feat_flags &= ~BIT(BRCMF_FEAT_SAE); } -static void brcmf_bca_detach(struct brcmf_pub *drvr) +static int brcmf_bca_alloc_fweh_info(struct brcmf_pub *drvr) { - pr_err("%s: executing\n", __func__); + struct brcmf_fweh_info *fweh; + + fweh = kzalloc(struct_size(fweh, evt_handler, BRCMF_BCA_E_LAST), + GFP_KERNEL); + if (!fweh) + return -ENOMEM; + + fweh->num_event_codes = BRCMF_BCA_E_LAST; + drvr->fweh = fweh; + return 0; } const struct brcmf_fwvid_ops brcmf_bca_ops = { - .attach = brcmf_bca_attach, - .detach = brcmf_bca_detach, + .feat_attach = brcmf_bca_feat_attach, + .alloc_fweh_info = brcmf_bca_alloc_fweh_info, }; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c index d55f3271d619..4f0c1e1a8e60 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c @@ -20,6 +20,7 @@ static void __exit brcmf_bca_exit(void) brcmf_fwvid_unregister_vendor(BRCMF_FWVENDOR_BCA, THIS_MODULE); } +MODULE_DESCRIPTION("Broadcom FullMAC WLAN driver plugin for Broadcom AP chipsets"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_IMPORT_NS(BRCMFMAC); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 133c5ea6429c..b99aa66dc5a9 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -32,6 +32,7 @@ #include "vendor.h" #include "bus.h" #include "common.h" +#include "fwvid.h" #define BRCMF_SCAN_IE_LEN_MAX 2048 @@ -1179,8 +1180,7 @@ s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, scan_request = cfg->scan_request; cfg->scan_request = NULL; - if (timer_pending(&cfg->escan_timeout)) - del_timer_sync(&cfg->escan_timeout); + timer_delete_sync(&cfg->escan_timeout); if (fw_abort) { /* Do a scan abort to stop the driver's scan engine */ @@ -1687,52 +1687,39 @@ static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) return reason; } -static int brcmf_set_pmk(struct brcmf_if *ifp, const u8 *pmk_data, u16 pmk_len) +int brcmf_set_wsec(struct brcmf_if *ifp, const u8 *key, u16 key_len, u16 flags) { struct brcmf_pub *drvr = ifp->drvr; struct brcmf_wsec_pmk_le pmk; int err; + if (key_len > sizeof(pmk.key)) { + bphy_err(drvr, "key must be less than %zu bytes\n", + sizeof(pmk.key)); + return -EINVAL; + } + memset(&pmk, 0, sizeof(pmk)); - /* pass pmk directly */ - pmk.key_len = cpu_to_le16(pmk_len); - pmk.flags = cpu_to_le16(0); - memcpy(pmk.key, pmk_data, pmk_len); + /* pass key material directly */ + pmk.key_len = cpu_to_le16(key_len); + pmk.flags = cpu_to_le16(flags); + memcpy(pmk.key, key, key_len); - /* store psk in firmware */ + /* store key material in firmware */ err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_WSEC_PMK, &pmk, sizeof(pmk)); if (err < 0) bphy_err(drvr, "failed to change PSK in firmware (len=%u)\n", - pmk_len); + key_len); return err; } +BRCMF_EXPORT_SYMBOL_GPL(brcmf_set_wsec); -static int brcmf_set_sae_password(struct brcmf_if *ifp, const u8 *pwd_data, - u16 pwd_len) +static int brcmf_set_pmk(struct brcmf_if *ifp, const u8 *pmk_data, u16 pmk_len) { - struct brcmf_pub *drvr = ifp->drvr; - struct brcmf_wsec_sae_pwd_le sae_pwd; - int err; - - if (pwd_len > BRCMF_WSEC_MAX_SAE_PASSWORD_LEN) { - bphy_err(drvr, "sae_password must be less than %d\n", - BRCMF_WSEC_MAX_SAE_PASSWORD_LEN); - return -EINVAL; - } - - sae_pwd.key_len = cpu_to_le16(pwd_len); - memcpy(sae_pwd.key, pwd_data, pwd_len); - - err = brcmf_fil_iovar_data_set(ifp, "sae_password", &sae_pwd, - sizeof(sae_pwd)); - if (err < 0) - bphy_err(drvr, "failed to set SAE password in firmware (len=%u)\n", - pwd_len); - - return err; + return brcmf_set_wsec(ifp, pmk_data, pmk_len, 0); } static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason, @@ -2503,8 +2490,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, bphy_err(drvr, "failed to clean up user-space RSNE\n"); goto done; } - err = brcmf_set_sae_password(ifp, sme->crypto.sae_pwd, - sme->crypto.sae_pwd_len); + err = brcmf_fwvid_set_sae_password(ifp, &sme->crypto); if (!err && sme->crypto.psk) err = brcmf_set_pmk(ifp, sme->crypto.psk, BRCMF_WSEC_MAX_PSK_LEN); @@ -3081,7 +3067,7 @@ brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp, struct brcmf_scb_val_le scbval; struct brcmf_pktcnt_le pktcnt; s32 err; - u32 rate; + u32 rate = 0; u32 rssi; /* Get the current tx rate */ @@ -3779,8 +3765,10 @@ static int brcmf_internal_escan_add_info(struct cfg80211_scan_request *req, if (req->channels[i] == chan) break; } - if (i == req->n_channels) - req->channels[req->n_channels++] = chan; + if (i == req->n_channels) { + req->n_channels++; + req->channels[i] = chan; + } for (i = 0; i < req->n_ssids; i++) { if (req->ssids[i].ssid_len == ssid_len && @@ -4320,6 +4308,9 @@ brcmf_pmksa_v3_op(struct brcmf_if *ifp, struct cfg80211_pmksa *pmksa, int ret; pmk_op = kzalloc(sizeof(*pmk_op), GFP_KERNEL); + if (!pmk_op) + return -ENOMEM; + pmk_op->version = cpu_to_le16(BRCMF_PMKSA_VER_3); if (!pmksa) { @@ -5113,6 +5104,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, bool mbss; int is_11d; bool supports_11d; + bool closednet; brcmf_dbg(TRACE, "ctrlchn=%d, center=%d, bw=%d, beacon_interval=%d, dtim_period=%d,\n", settings->chandef.chan->hw_value, @@ -5252,8 +5244,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, if (crypto->sae_pwd) { brcmf_dbg(INFO, "using SAE offload\n"); profile->use_fwauth |= BIT(BRCMF_PROFILE_FWAUTH_SAE); - err = brcmf_set_sae_password(ifp, crypto->sae_pwd, - crypto->sae_pwd_len); + err = brcmf_fwvid_set_sae_password(ifp, crypto); if (err < 0) goto exit; } @@ -5283,12 +5274,12 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, goto exit; } - err = brcmf_fil_iovar_int_set(ifp, "closednet", - settings->hidden_ssid); + closednet = + (settings->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE); + err = brcmf_fil_iovar_int_set(ifp, "closednet", closednet); if (err) { bphy_err(drvr, "%s closednet error (%d)\n", - settings->hidden_ssid ? - "enabled" : "disabled", + (closednet ? "enabled" : "disabled"), err); goto exit; } @@ -5360,10 +5351,12 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev, msleep(400); if (profile->use_fwauth != BIT(BRCMF_PROFILE_FWAUTH_NONE)) { + struct cfg80211_crypto_settings crypto = {}; + if (profile->use_fwauth & BIT(BRCMF_PROFILE_FWAUTH_PSK)) brcmf_set_pmk(ifp, NULL, 0); if (profile->use_fwauth & BIT(BRCMF_PROFILE_FWAUTH_SAE)) - brcmf_set_sae_password(ifp, NULL, 0); + brcmf_fwvid_set_sae_password(ifp, &crypto); profile->use_fwauth = BIT(BRCMF_PROFILE_FWAUTH_NONE); } @@ -7269,7 +7262,7 @@ static int brcmf_setup_wiphybands(struct brcmf_cfg80211_info *cfg) u32 nmode = 0; u32 vhtmode = 0; u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT }; - u32 rxchain; + u32 rxchain = 0; u32 nchain; int err; s32 i; @@ -8435,6 +8428,7 @@ void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg) brcmf_btcoex_detach(cfg); wiphy_unregister(cfg->wiphy); wl_deinit_priv(cfg); + cancel_work_sync(&cfg->escan_timeout_work); brcmf_free_wiphy(cfg->wiphy); kfree(cfg); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h index 0e1fa3f0dea2..dc3a6a537507 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h @@ -468,4 +468,6 @@ void brcmf_set_mpc(struct brcmf_if *ndev, int mpc); void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg); void brcmf_cfg80211_free_netdev(struct net_device *ndev); +int brcmf_set_wsec(struct brcmf_if *ifp, const u8 *key, u16 key_len, u16 flags); + #endif /* BRCMFMAC_CFG80211_H */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index b6d458e022fa..b24faae35873 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -266,7 +266,7 @@ static int brcmf_c_process_cal_blob(struct brcmf_if *ifp) int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) { struct brcmf_pub *drvr = ifp->drvr; - s8 eventmask[BRCMF_EVENTING_MASK_LEN]; + struct brcmf_fweh_info *fweh = drvr->fweh; u8 buf[BRCMF_DCMD_SMLEN]; struct brcmf_bus *bus; struct brcmf_rev_info_le revinfo; @@ -413,15 +413,21 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) brcmf_c_set_joinpref_default(ifp); /* Setup event_msgs, enable E_IF */ - err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask, - BRCMF_EVENTING_MASK_LEN); + err = brcmf_fil_iovar_data_get(ifp, "event_msgs", fweh->event_mask, + fweh->event_mask_len); if (err) { bphy_err(drvr, "Get event_msgs error (%d)\n", err); goto done; } - setbit(eventmask, BRCMF_E_IF); - err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask, - BRCMF_EVENTING_MASK_LEN); + /* + * BRCMF_E_IF can safely be used to set the appropriate bit + * in the event_mask as the firmware event code is guaranteed + * to match the value of BRCMF_E_IF because it is old cruft + * that all vendors have. + */ + setbit(fweh->event_mask, BRCMF_E_IF); + err = brcmf_fil_iovar_data_set(ifp, "event_msgs", fweh->event_mask, + fweh->event_mask_len); if (err) { bphy_err(drvr, "Set event_msgs error (%d)\n", err); goto done; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index f599d5f896e8..bf91b1e1368f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -691,7 +691,7 @@ static int brcmf_net_mon_open(struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_pub *drvr = ifp->drvr; - u32 monitor; + u32 monitor = 0; int err; brcmf_dbg(TRACE, "Enter\n"); @@ -1348,13 +1348,17 @@ int brcmf_attach(struct device *dev) goto fail; } + /* attach firmware event handler */ + ret = brcmf_fweh_attach(drvr); + if (ret != 0) { + bphy_err(drvr, "brcmf_fweh_attach failed\n"); + goto fail; + } + /* Attach to events important for core code */ brcmf_fweh_register(drvr, BRCMF_E_PSM_WATCHDOG, brcmf_psm_watchdog_notify); - /* attach firmware event handler */ - brcmf_fweh_attach(drvr); - ret = brcmf_bus_started(drvr, drvr->ops); if (ret != 0) { bphy_err(drvr, "dongle is not responding: err=%d\n", ret); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h index e4f911dd414b..ea76b8d33401 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h @@ -122,7 +122,7 @@ struct brcmf_pub { struct mutex proto_block; unsigned char proto_buf[BRCMF_DCMD_MAXLEN]; - struct brcmf_fweh_info fweh; + struct brcmf_fweh_info *fweh; struct brcmf_ampdu_rx_reorder *reorder_flows[BRCMF_AMPDU_RX_REORDER_MAXFLOWS]; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/core.c index b75652ba9359..9a4837881486 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/core.c @@ -7,21 +7,53 @@ #include <core.h> #include <bus.h> #include <fwvid.h> +#include <fwil.h> #include "vops.h" -static int brcmf_cyw_attach(struct brcmf_pub *drvr) +#define BRCMF_CYW_E_LAST 197 + +static int brcmf_cyw_set_sae_pwd(struct brcmf_if *ifp, + struct cfg80211_crypto_settings *crypto) { - pr_err("%s: executing\n", __func__); - return 0; + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_wsec_sae_pwd_le sae_pwd; + u16 pwd_len = crypto->sae_pwd_len; + int err; + + if (pwd_len > BRCMF_WSEC_MAX_SAE_PASSWORD_LEN) { + bphy_err(drvr, "sae_password must be less than %d\n", + BRCMF_WSEC_MAX_SAE_PASSWORD_LEN); + return -EINVAL; + } + + sae_pwd.key_len = cpu_to_le16(pwd_len); + memcpy(sae_pwd.key, crypto->sae_pwd, pwd_len); + + err = brcmf_fil_iovar_data_set(ifp, "sae_password", &sae_pwd, + sizeof(sae_pwd)); + if (err < 0) + bphy_err(drvr, "failed to set SAE password in firmware (len=%u)\n", + pwd_len); + + return err; } -static void brcmf_cyw_detach(struct brcmf_pub *drvr) +static int brcmf_cyw_alloc_fweh_info(struct brcmf_pub *drvr) { - pr_err("%s: executing\n", __func__); + struct brcmf_fweh_info *fweh; + + fweh = kzalloc(struct_size(fweh, evt_handler, BRCMF_CYW_E_LAST), + GFP_KERNEL); + if (!fweh) + return -ENOMEM; + + fweh->num_event_codes = BRCMF_CYW_E_LAST; + drvr->fweh = fweh; + return 0; } const struct brcmf_fwvid_ops brcmf_cyw_ops = { - .attach = brcmf_cyw_attach, - .detach = brcmf_cyw_detach, + .set_sae_password = brcmf_cyw_set_sae_pwd, + .alloc_fweh_info = brcmf_cyw_alloc_fweh_info, }; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/module.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/module.c index f82fbbe3ecef..90d06cda03a2 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/module.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/module.c @@ -20,6 +20,7 @@ static void __exit brcmf_cyw_exit(void) brcmf_fwvid_unregister_vendor(BRCMF_FWVENDOR_CYW, THIS_MODULE); } +MODULE_DESCRIPTION("Broadcom FullMAC WLAN driver plugin for Cypress/Infineon chipsets"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_IMPORT_NS(BRCMFMAC); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c index 86ff174936a9..c3a602197662 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c @@ -83,6 +83,15 @@ static const struct dmi_system_id dmi_platform_data[] = { .driver_data = (void *)&acepc_t8_data, }, { + /* ACEPC W5 Pro Cherry Trail Z8350 HDMI stick, same wifi as the T8 */ + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "T3 MRD"), + DMI_MATCH(DMI_CHASSIS_TYPE, "3"), + DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."), + }, + .driver_data = (void *)&acepc_t8_data, + }, + { /* Chuwi Hi8 Pro with D2D3_Hi8Pro.233 BIOS */ .matches = { DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Hampoo"), diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c index 6d10c9efbe93..f23310a77a5d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c @@ -13,6 +13,7 @@ #include "debug.h" #include "fwil.h" #include "fwil_types.h" +#include "fwvid.h" #include "feature.h" #include "common.h" @@ -183,7 +184,7 @@ static void brcmf_feat_wlc_version_overrides(struct brcmf_pub *drv) static void brcmf_feat_iovar_int_get(struct brcmf_if *ifp, enum brcmf_feat_id id, char *name) { - u32 data; + u32 data = 0; int err; /* we need to know firmware error */ @@ -339,6 +340,11 @@ void brcmf_feat_attach(struct brcmf_pub *drvr) brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_FWSUP, "sup_wpa"); brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_SCAN_V2, "scan_ver"); + brcmf_feat_wlc_version_overrides(drvr); + brcmf_feat_firmware_overrides(drvr); + + brcmf_fwvid_feat_attach(ifp); + if (drvr->settings->feature_disable) { brcmf_dbg(INFO, "Features: 0x%02x, disable: 0x%02x\n", ifp->drvr->feat_flags, @@ -346,9 +352,6 @@ void brcmf_feat_attach(struct brcmf_pub *drvr) ifp->drvr->feat_flags &= ~drvr->settings->feature_disable; } - brcmf_feat_wlc_version_overrides(drvr); - brcmf_feat_firmware_overrides(drvr); - /* set chip related quirks */ switch (drvr->bus_if->chip) { case BRCM_CC_43236_CHIP_ID: diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c index 68960ae98987..f0b6a7607f16 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c @@ -14,7 +14,8 @@ #include "fweh.h" #include "fwil.h" #include "proto.h" - +#include "bus.h" +#include "fwvid.h" /** * struct brcmf_fweh_queue_item - event item on event queue. * @@ -28,7 +29,7 @@ */ struct brcmf_fweh_queue_item { struct list_head q; - enum brcmf_fweh_event_code code; + u32 code; u8 ifidx; u8 ifaddr[ETH_ALEN]; struct brcmf_event_msg_be emsg; @@ -94,7 +95,7 @@ static void brcmf_fweh_queue_event(struct brcmf_fweh_info *fweh, static int brcmf_fweh_call_event_handler(struct brcmf_pub *drvr, struct brcmf_if *ifp, - enum brcmf_fweh_event_code code, + u32 fwcode, struct brcmf_event_msg *emsg, void *data) { @@ -102,13 +103,13 @@ static int brcmf_fweh_call_event_handler(struct brcmf_pub *drvr, int err = -EINVAL; if (ifp) { - fweh = &ifp->drvr->fweh; + fweh = ifp->drvr->fweh; /* handle the event if valid interface and handler */ - if (fweh->evt_handler[code]) - err = fweh->evt_handler[code](ifp, emsg, data); + if (fweh->evt_handler[fwcode]) + err = fweh->evt_handler[fwcode](ifp, emsg, data); else - bphy_err(drvr, "unhandled event %d ignored\n", code); + bphy_err(drvr, "unhandled fwevt %d ignored\n", fwcode); } else { bphy_err(drvr, "no interface object\n"); } @@ -142,7 +143,7 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr, is_p2pdev = ((ifevent->flags & BRCMF_E_IF_FLAG_NOIF) && (ifevent->role == BRCMF_E_IF_ROLE_P2P_CLIENT || ((ifevent->role == BRCMF_E_IF_ROLE_STA) && - (drvr->fweh.p2pdev_setup_ongoing)))); + (drvr->fweh->p2pdev_setup_ongoing)))); if (!is_p2pdev && (ifevent->flags & BRCMF_E_IF_FLAG_NOIF)) { brcmf_dbg(EVENT, "event can be ignored\n"); return; @@ -163,7 +164,7 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr, return; if (!is_p2pdev) brcmf_proto_add_if(drvr, ifp); - if (!drvr->fweh.evt_handler[BRCMF_E_IF]) + if (!drvr->fweh->evt_handler[BRCMF_E_IF]) if (brcmf_net_attach(ifp, false) < 0) return; } @@ -183,6 +184,45 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr, } } +static void brcmf_fweh_map_event_code(struct brcmf_fweh_info *fweh, + enum brcmf_fweh_event_code code, + u32 *fw_code) +{ + int i; + + if (WARN_ON(!fw_code)) + return; + + *fw_code = code; + if (fweh->event_map) { + for (i = 0; i < fweh->event_map->n_items; i++) { + if (fweh->event_map->items[i].code == code) { + *fw_code = fweh->event_map->items[i].fwevt_code; + break; + } + } + } +} + +static void brcmf_fweh_map_fwevt_code(struct brcmf_fweh_info *fweh, u32 fw_code, + enum brcmf_fweh_event_code *code) +{ + int i; + + if (WARN_ON(!code)) + return; + + *code = fw_code; + if (fweh->event_map) { + for (i = 0; i < fweh->event_map->n_items; i++) { + if (fweh->event_map->items[i].fwevt_code == fw_code) { + *code = fweh->event_map->items[i].code; + break; + } + } + } +} + /** * brcmf_fweh_dequeue_event() - get event from the queue. * @@ -221,15 +261,19 @@ static void brcmf_fweh_event_worker(struct work_struct *work) struct brcmf_event_msg emsg; fweh = container_of(work, struct brcmf_fweh_info, event_work); - drvr = container_of(fweh, struct brcmf_pub, fweh); + drvr = fweh->drvr; while ((event = brcmf_fweh_dequeue_event(fweh))) { - brcmf_dbg(EVENT, "event %s (%u) ifidx %u bsscfg %u addr %pM\n", - brcmf_fweh_event_name(event->code), event->code, + enum brcmf_fweh_event_code code; + + brcmf_fweh_map_fwevt_code(fweh, event->code, &code); + brcmf_dbg(EVENT, "event %s (%u:%u) ifidx %u bsscfg %u addr %pM\n", + brcmf_fweh_event_name(code), code, event->code, event->emsg.ifidx, event->emsg.bsscfgidx, event->emsg.addr); if (event->emsg.bsscfgidx >= BRCMF_MAX_IFS) { - bphy_err(drvr, "invalid bsscfg index: %u\n", event->emsg.bsscfgidx); + bphy_err(drvr, "invalid bsscfg index: %u\n", + event->emsg.bsscfgidx); goto event_free; } @@ -237,7 +281,7 @@ static void brcmf_fweh_event_worker(struct work_struct *work) emsg_be = &event->emsg; emsg.version = be16_to_cpu(emsg_be->version); emsg.flags = be16_to_cpu(emsg_be->flags); - emsg.event_code = event->code; + emsg.event_code = code; emsg.status = be32_to_cpu(emsg_be->status); emsg.reason = be32_to_cpu(emsg_be->reason); emsg.auth_type = be32_to_cpu(emsg_be->auth_type); @@ -283,7 +327,7 @@ event_free: */ void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing) { - ifp->drvr->fweh.p2pdev_setup_ongoing = ongoing; + ifp->drvr->fweh->p2pdev_setup_ongoing = ongoing; } /** @@ -291,12 +335,27 @@ void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing) * * @drvr: driver information object. */ -void brcmf_fweh_attach(struct brcmf_pub *drvr) +int brcmf_fweh_attach(struct brcmf_pub *drvr) { - struct brcmf_fweh_info *fweh = &drvr->fweh; + struct brcmf_fweh_info *fweh; + int err; + + err = brcmf_fwvid_alloc_fweh_info(drvr); + if (err < 0) + return err; + + fweh = drvr->fweh; + fweh->drvr = drvr; + + fweh->event_mask_len = DIV_ROUND_UP(fweh->num_event_codes, 8); + fweh->event_mask = kzalloc(fweh->event_mask_len, GFP_KERNEL); + if (!fweh->event_mask) + return -ENOMEM; + INIT_WORK(&fweh->event_work, brcmf_fweh_event_worker); spin_lock_init(&fweh->evt_q_lock); INIT_LIST_HEAD(&fweh->event_q); + return 0; } /** @@ -306,14 +365,19 @@ void brcmf_fweh_attach(struct brcmf_pub *drvr) */ void brcmf_fweh_detach(struct brcmf_pub *drvr) { - struct brcmf_fweh_info *fweh = &drvr->fweh; + struct brcmf_fweh_info *fweh = drvr->fweh; + + if (!fweh) + return; /* cancel the worker if initialized */ if (fweh->event_work.func) { cancel_work_sync(&fweh->event_work); WARN_ON(!list_empty(&fweh->event_q)); - memset(fweh->evt_handler, 0, sizeof(fweh->evt_handler)); } + drvr->fweh = NULL; + kfree(fweh->event_mask); + kfree(fweh); } /** @@ -326,11 +390,17 @@ void brcmf_fweh_detach(struct brcmf_pub *drvr) int brcmf_fweh_register(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code, brcmf_fweh_handler_t handler) { - if (drvr->fweh.evt_handler[code]) { + struct brcmf_fweh_info *fweh = drvr->fweh; + u32 evt_handler_idx; + + brcmf_fweh_map_event_code(fweh, code, &evt_handler_idx); + + if (fweh->evt_handler[evt_handler_idx]) { bphy_err(drvr, "event code %d already registered\n", code); return -ENOSPC; } - drvr->fweh.evt_handler[code] = handler; + + fweh->evt_handler[evt_handler_idx] = handler; brcmf_dbg(TRACE, "event handler registered for %s\n", brcmf_fweh_event_name(code)); return 0; @@ -345,9 +415,12 @@ int brcmf_fweh_register(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code, void brcmf_fweh_unregister(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code) { + u32 evt_handler_idx; + brcmf_dbg(TRACE, "event handler cleared for %s\n", brcmf_fweh_event_name(code)); - drvr->fweh.evt_handler[code] = NULL; + brcmf_fweh_map_event_code(drvr->fweh, code, &evt_handler_idx); + drvr->fweh->evt_handler[evt_handler_idx] = NULL; } /** @@ -357,27 +430,28 @@ void brcmf_fweh_unregister(struct brcmf_pub *drvr, */ int brcmf_fweh_activate_events(struct brcmf_if *ifp) { - struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_fweh_info *fweh = ifp->drvr->fweh; + enum brcmf_fweh_event_code code; int i, err; - s8 eventmask[BRCMF_EVENTING_MASK_LEN]; - memset(eventmask, 0, sizeof(eventmask)); - for (i = 0; i < BRCMF_E_LAST; i++) { - if (ifp->drvr->fweh.evt_handler[i]) { + memset(fweh->event_mask, 0, fweh->event_mask_len); + for (i = 0; i < fweh->num_event_codes; i++) { + if (fweh->evt_handler[i]) { + brcmf_fweh_map_fwevt_code(fweh, i, &code); brcmf_dbg(EVENT, "enable event %s\n", - brcmf_fweh_event_name(i)); - setbit(eventmask, i); + brcmf_fweh_event_name(code)); + setbit(fweh->event_mask, i); } } /* want to handle IF event as well */ brcmf_dbg(EVENT, "enable event IF\n"); - setbit(eventmask, BRCMF_E_IF); + setbit(fweh->event_mask, BRCMF_E_IF); - err = brcmf_fil_iovar_data_set(ifp, "event_msgs", - eventmask, BRCMF_EVENTING_MASK_LEN); + err = brcmf_fil_iovar_data_set(ifp, "event_msgs", fweh->event_mask, + fweh->event_mask_len); if (err) - bphy_err(drvr, "Set event_msgs error (%d)\n", err); + bphy_err(fweh->drvr, "Set event_msgs error (%d)\n", err); return err; } @@ -397,21 +471,21 @@ void brcmf_fweh_process_event(struct brcmf_pub *drvr, struct brcmf_event *event_packet, u32 packet_len, gfp_t gfp) { - enum brcmf_fweh_event_code code; - struct brcmf_fweh_info *fweh = &drvr->fweh; + u32 fwevt_idx; + struct brcmf_fweh_info *fweh = drvr->fweh; struct brcmf_fweh_queue_item *event; void *data; u32 datalen; /* get event info */ - code = get_unaligned_be32(&event_packet->msg.event_type); + fwevt_idx = get_unaligned_be32(&event_packet->msg.event_type); datalen = get_unaligned_be32(&event_packet->msg.datalen); data = &event_packet[1]; - if (code >= BRCMF_E_LAST) + if (fwevt_idx >= fweh->num_event_codes) return; - if (code != BRCMF_E_IF && !fweh->evt_handler[code]) + if (fwevt_idx != BRCMF_E_IF && !fweh->evt_handler[fwevt_idx]) return; if (datalen > BRCMF_DCMD_MAXLEN || @@ -422,8 +496,8 @@ void brcmf_fweh_process_event(struct brcmf_pub *drvr, if (!event) return; + event->code = fwevt_idx; event->datalen = datalen; - event->code = code; event->ifidx = event_packet->msg.ifidx; /* use memcpy to get aligned event message */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h index 48414e8b9389..9ca1b2aadcb5 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h @@ -17,6 +17,10 @@ struct brcmf_pub; struct brcmf_if; struct brcmf_cfg80211_info; +#define BRCMF_ABSTRACT_EVENT_BIT BIT(31) +#define BRCMF_ABSTRACT_ENUM_DEF(_id, _val) \ + BRCMF_ENUM_DEF(_id, (BRCMF_ABSTRACT_EVENT_BIT | (_val))) + /* list of firmware events */ #define BRCMF_FWEH_EVENT_ENUM_DEFLIST \ BRCMF_ENUM_DEF(SET_SSID, 0) \ @@ -98,16 +102,9 @@ struct brcmf_cfg80211_info; /* firmware event codes sent by the dongle */ enum brcmf_fweh_event_code { BRCMF_FWEH_EVENT_ENUM_DEFLIST - /* this determines event mask length which must match - * minimum length check in device firmware so it is - * hard-coded here. - */ - BRCMF_E_LAST = 139 }; #undef BRCMF_ENUM_DEF -#define BRCMF_EVENTING_MASK_LEN DIV_ROUND_UP(BRCMF_E_LAST, 8) - /* flags field values in struct brcmf_event_msg */ #define BRCMF_EVENT_MSG_LINK 0x01 #define BRCMF_EVENT_MSG_FLUSHTXQ 0x02 @@ -288,27 +285,66 @@ typedef int (*brcmf_fweh_handler_t)(struct brcmf_if *ifp, void *data); /** + * struct brcmf_fweh_event_map_item - fweh event and firmware event pair. + * + * @code: fweh event code as used by higher layers. + * @fwevt_code: firmware event code as used by firmware. + * + * This mapping is needed when a functionally identical event has a + * different numerical definition between vendors. When such mapping + * is needed the higher layer event code should not collide with the + * firmware event. + */ +struct brcmf_fweh_event_map_item { + enum brcmf_fweh_event_code code; + u32 fwevt_code; +}; + +/** + * struct brcmf_fweh_event_map - mapping between firmware event and fweh event. + * + * @n_items: number of mapping items. + * @items: array of fweh event and firmware event pairs. + */ +struct brcmf_fweh_event_map { + u32 n_items; + const struct brcmf_fweh_event_map_item items[] __counted_by(n_items); +}; + +/** * struct brcmf_fweh_info - firmware event handling information. * * @p2pdev_setup_ongoing: P2P device creation in progress. * @event_work: event worker. * @evt_q_lock: lock for event queue protection. * @event_q: event queue. - * @evt_handler: registered event handlers. + * @event_mask_len: length of @event_mask used to enable firmware events. + * @event_mask: byte array used in 'event_msgs' iovar command. + * @event_map: mapping between fweh event and firmware event which + * may be provided by vendor-specific module for events that need + * mapping. + * @num_event_codes: number of firmware events supported by firmware which + * does a minimum length check for the @event_mask. This value is to + * be provided by vendor-specific module determining @event_mask_len + * and consequently the allocation size for @event_mask. + * @evt_handler: event handler registry indexed by firmware event code. */ struct brcmf_fweh_info { + struct brcmf_pub *drvr; bool p2pdev_setup_ongoing; struct work_struct event_work; spinlock_t evt_q_lock; struct list_head event_q; - int (*evt_handler[BRCMF_E_LAST])(struct brcmf_if *ifp, - const struct brcmf_event_msg *evtmsg, - void *data); + uint event_mask_len; + u8 *event_mask; + struct brcmf_fweh_event_map *event_map; + uint num_event_codes; + brcmf_fweh_handler_t evt_handler[] __counted_by(num_event_codes); }; const char *brcmf_fweh_event_name(enum brcmf_fweh_event_code code); -void brcmf_fweh_attach(struct brcmf_pub *drvr); +int brcmf_fweh_attach(struct brcmf_pub *drvr); void brcmf_fweh_detach(struct brcmf_pub *drvr); int brcmf_fweh_register(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code, int (*handler)(struct brcmf_if *ifp, diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c index 72fe8bce6eaf..6385a7db7f7d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c @@ -142,6 +142,7 @@ brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) return err; } +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_cmd_data_set); s32 brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) @@ -160,36 +161,7 @@ brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len) return err; } - - -s32 -brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data) -{ - s32 err; - __le32 data_le = cpu_to_le32(data); - - mutex_lock(&ifp->drvr->proto_block); - brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, data); - err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), true); - mutex_unlock(&ifp->drvr->proto_block); - - return err; -} - -s32 -brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data) -{ - s32 err; - __le32 data_le = cpu_to_le32(*data); - - mutex_lock(&ifp->drvr->proto_block); - err = brcmf_fil_cmd_data(ifp, cmd, &data_le, sizeof(data_le), false); - mutex_unlock(&ifp->drvr->proto_block); - *data = le32_to_cpu(data_le); - brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, *data); - - return err; -} +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_cmd_data_get); static u32 brcmf_create_iovar(const char *name, const char *data, u32 datalen, @@ -239,6 +211,7 @@ brcmf_fil_iovar_data_set(struct brcmf_if *ifp, const char *name, const void *dat mutex_unlock(&drvr->proto_block); return err; } +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_iovar_data_set); s32 brcmf_fil_iovar_data_get(struct brcmf_if *ifp, const char *name, void *data, @@ -270,26 +243,7 @@ brcmf_fil_iovar_data_get(struct brcmf_if *ifp, const char *name, void *data, mutex_unlock(&drvr->proto_block); return err; } - -s32 -brcmf_fil_iovar_int_set(struct brcmf_if *ifp, const char *name, u32 data) -{ - __le32 data_le = cpu_to_le32(data); - - return brcmf_fil_iovar_data_set(ifp, name, &data_le, sizeof(data_le)); -} - -s32 -brcmf_fil_iovar_int_get(struct brcmf_if *ifp, const char *name, u32 *data) -{ - __le32 data_le = cpu_to_le32(*data); - s32 err; - - err = brcmf_fil_iovar_data_get(ifp, name, &data_le, sizeof(data_le)); - if (err == 0) - *data = le32_to_cpu(data_le); - return err; -} +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_iovar_data_get); static u32 brcmf_create_bsscfg(s32 bsscfgidx, const char *name, char *data, u32 datalen, @@ -364,6 +318,7 @@ brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, const char *name, mutex_unlock(&drvr->proto_block); return err; } +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_bsscfg_data_set); s32 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name, @@ -394,28 +349,7 @@ brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name, mutex_unlock(&drvr->proto_block); return err; } - -s32 -brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, const char *name, u32 data) -{ - __le32 data_le = cpu_to_le32(data); - - return brcmf_fil_bsscfg_data_set(ifp, name, &data_le, - sizeof(data_le)); -} - -s32 -brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, const char *name, u32 *data) -{ - __le32 data_le = cpu_to_le32(*data); - s32 err; - - err = brcmf_fil_bsscfg_data_get(ifp, name, &data_le, - sizeof(data_le)); - if (err == 0) - *data = le32_to_cpu(data_le); - return err; -} +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_bsscfg_data_get); static u32 brcmf_create_xtlv(const char *name, u16 id, char *data, u32 len, char *buf, u32 buflen) @@ -465,6 +399,7 @@ s32 brcmf_fil_xtlv_data_set(struct brcmf_if *ifp, const char *name, u16 id, mutex_unlock(&drvr->proto_block); return err; } +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_xtlv_data_set); s32 brcmf_fil_xtlv_data_get(struct brcmf_if *ifp, const char *name, u16 id, void *data, u32 len) @@ -494,39 +429,4 @@ s32 brcmf_fil_xtlv_data_get(struct brcmf_if *ifp, const char *name, u16 id, mutex_unlock(&drvr->proto_block); return err; } - -s32 brcmf_fil_xtlv_int_set(struct brcmf_if *ifp, const char *name, u16 id, u32 data) -{ - __le32 data_le = cpu_to_le32(data); - - return brcmf_fil_xtlv_data_set(ifp, name, id, &data_le, - sizeof(data_le)); -} - -s32 brcmf_fil_xtlv_int_get(struct brcmf_if *ifp, const char *name, u16 id, u32 *data) -{ - __le32 data_le = cpu_to_le32(*data); - s32 err; - - err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le)); - if (err == 0) - *data = le32_to_cpu(data_le); - return err; -} - -s32 brcmf_fil_xtlv_int8_get(struct brcmf_if *ifp, const char *name, u16 id, u8 *data) -{ - return brcmf_fil_xtlv_data_get(ifp, name, id, data, sizeof(*data)); -} - -s32 brcmf_fil_xtlv_int16_get(struct brcmf_if *ifp, const char *name, u16 id, u16 *data) -{ - __le16 data_le = cpu_to_le16(*data); - s32 err; - - err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le)); - if (err == 0) - *data = le16_to_cpu(data_le); - return err; -} - +BRCMF_EXPORT_SYMBOL_GPL(brcmf_fil_xtlv_data_get); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h index bc693157c4b1..a315a7fac6a0 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h @@ -81,29 +81,122 @@ s32 brcmf_fil_cmd_data_set(struct brcmf_if *ifp, u32 cmd, void *data, u32 len); s32 brcmf_fil_cmd_data_get(struct brcmf_if *ifp, u32 cmd, void *data, u32 len); -s32 brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data); -s32 brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data); +static inline +s32 brcmf_fil_cmd_int_set(struct brcmf_if *ifp, u32 cmd, u32 data) +{ + s32 err; + __le32 data_le = cpu_to_le32(data); -s32 brcmf_fil_iovar_data_set(struct brcmf_if *ifp, const char *name, const void *data, - u32 len); + brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, data); + err = brcmf_fil_cmd_data_set(ifp, cmd, &data_le, sizeof(data_le)); + + return err; +} +static inline +s32 brcmf_fil_cmd_int_get(struct brcmf_if *ifp, u32 cmd, u32 *data) +{ + s32 err; + __le32 data_le = cpu_to_le32(*data); + + err = brcmf_fil_cmd_data_get(ifp, cmd, &data_le, sizeof(data_le)); + if (err == 0) + *data = le32_to_cpu(data_le); + brcmf_dbg(FIL, "ifidx=%d, cmd=%d, value=%d\n", ifp->ifidx, cmd, *data); + + return err; +} + +s32 brcmf_fil_iovar_data_set(struct brcmf_if *ifp, const char *name, + const void *data, u32 len); s32 brcmf_fil_iovar_data_get(struct brcmf_if *ifp, const char *name, void *data, u32 len); -s32 brcmf_fil_iovar_int_set(struct brcmf_if *ifp, const char *name, u32 data); -s32 brcmf_fil_iovar_int_get(struct brcmf_if *ifp, const char *name, u32 *data); - -s32 brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, const char *name, void *data, - u32 len); -s32 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name, void *data, - u32 len); -s32 brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, const char *name, u32 data); -s32 brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, const char *name, u32 *data); +static inline +s32 brcmf_fil_iovar_int_set(struct brcmf_if *ifp, const char *name, u32 data) +{ + __le32 data_le = cpu_to_le32(data); + + return brcmf_fil_iovar_data_set(ifp, name, &data_le, sizeof(data_le)); +} +static inline +s32 brcmf_fil_iovar_int_get(struct brcmf_if *ifp, const char *name, u32 *data) +{ + __le32 data_le = cpu_to_le32(*data); + s32 err; + + err = brcmf_fil_iovar_data_get(ifp, name, &data_le, sizeof(data_le)); + if (err == 0) + *data = le32_to_cpu(data_le); + return err; +} + + +s32 brcmf_fil_bsscfg_data_set(struct brcmf_if *ifp, const char *name, + void *data, u32 len); +s32 brcmf_fil_bsscfg_data_get(struct brcmf_if *ifp, const char *name, + void *data, u32 len); +static inline +s32 brcmf_fil_bsscfg_int_set(struct brcmf_if *ifp, const char *name, u32 data) +{ + __le32 data_le = cpu_to_le32(data); + + return brcmf_fil_bsscfg_data_set(ifp, name, &data_le, + sizeof(data_le)); +} +static inline +s32 brcmf_fil_bsscfg_int_get(struct brcmf_if *ifp, const char *name, u32 *data) +{ + __le32 data_le = cpu_to_le32(*data); + s32 err; + + err = brcmf_fil_bsscfg_data_get(ifp, name, &data_le, + sizeof(data_le)); + if (err == 0) + *data = le32_to_cpu(data_le); + return err; +} + s32 brcmf_fil_xtlv_data_set(struct brcmf_if *ifp, const char *name, u16 id, void *data, u32 len); s32 brcmf_fil_xtlv_data_get(struct brcmf_if *ifp, const char *name, u16 id, void *data, u32 len); -s32 brcmf_fil_xtlv_int_set(struct brcmf_if *ifp, const char *name, u16 id, u32 data); -s32 brcmf_fil_xtlv_int_get(struct brcmf_if *ifp, const char *name, u16 id, u32 *data); -s32 brcmf_fil_xtlv_int8_get(struct brcmf_if *ifp, const char *name, u16 id, u8 *data); -s32 brcmf_fil_xtlv_int16_get(struct brcmf_if *ifp, const char *name, u16 id, u16 *data); +static inline +s32 brcmf_fil_xtlv_int_set(struct brcmf_if *ifp, const char *name, u16 id, + u32 data) +{ + __le32 data_le = cpu_to_le32(data); + + return brcmf_fil_xtlv_data_set(ifp, name, id, &data_le, + sizeof(data_le)); +} +static inline +s32 brcmf_fil_xtlv_int_get(struct brcmf_if *ifp, const char *name, u16 id, + u32 *data) +{ + __le32 data_le = cpu_to_le32(*data); + s32 err; + + err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le)); + if (err == 0) + *data = le32_to_cpu(data_le); + return err; +} +static inline +s32 brcmf_fil_xtlv_int8_get(struct brcmf_if *ifp, const char *name, u16 id, + u8 *data) +{ + return brcmf_fil_xtlv_data_get(ifp, name, id, data, sizeof(*data)); +} +static inline +s32 brcmf_fil_xtlv_int16_get(struct brcmf_if *ifp, const char *name, u16 id, + u16 *data) +{ + __le16 data_le = cpu_to_le16(*data); + s32 err; + + err = brcmf_fil_xtlv_data_get(ifp, name, id, &data_le, sizeof(data_le)); + if (err == 0) + *data = le16_to_cpu(data_le); + return err; +} #endif /* _fwil_h_ */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h index 9d248ba1c0b2..e74a23e11830 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h @@ -584,7 +584,7 @@ struct brcmf_wsec_key_le { struct brcmf_wsec_pmk_le { __le16 key_len; __le16 flags; - u8 key[2 * BRCMF_WSEC_MAX_PSK_LEN + 1]; + u8 key[BRCMF_WSEC_MAX_SAE_PASSWORD_LEN]; }; /** diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c index 86eafdb40541..41eafcda77f7 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c @@ -90,7 +90,7 @@ int brcmf_fwvid_register_vendor(enum brcmf_fwvendor fwvid, struct module *vmod, return -ERANGE; if (WARN_ON(!vmod) || WARN_ON(!vops) || - WARN_ON(!vops->attach) || WARN_ON(!vops->detach)) + WARN_ON(!vops->alloc_fweh_info)) return -EINVAL; if (WARN_ON(fwvid_list[fwvid].vmod)) @@ -150,7 +150,7 @@ static inline int brcmf_fwvid_request_module(enum brcmf_fwvendor fwvid) } #endif -int brcmf_fwvid_attach_ops(struct brcmf_pub *drvr) +int brcmf_fwvid_attach(struct brcmf_pub *drvr) { enum brcmf_fwvendor fwvid = drvr->bus_if->fwvid; int ret; @@ -175,7 +175,7 @@ int brcmf_fwvid_attach_ops(struct brcmf_pub *drvr) return ret; } -void brcmf_fwvid_detach_ops(struct brcmf_pub *drvr) +void brcmf_fwvid_detach(struct brcmf_pub *drvr) { enum brcmf_fwvendor fwvid = drvr->bus_if->fwvid; @@ -187,9 +187,10 @@ void brcmf_fwvid_detach_ops(struct brcmf_pub *drvr) mutex_lock(&fwvid_list_lock); - drvr->vops = NULL; - list_del(&drvr->bus_if->list); - + if (drvr->vops) { + drvr->vops = NULL; + list_del(&drvr->bus_if->list); + } mutex_unlock(&fwvid_list_lock); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.h index 43df58bb70ad..e6ac9fc341bc 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.h @@ -6,12 +6,15 @@ #define FWVID_H_ #include "firmware.h" +#include "cfg80211.h" struct brcmf_pub; +struct brcmf_if; struct brcmf_fwvid_ops { - int (*attach)(struct brcmf_pub *drvr); - void (*detach)(struct brcmf_pub *drvr); + void (*feat_attach)(struct brcmf_if *ifp); + int (*set_sae_password)(struct brcmf_if *ifp, struct cfg80211_crypto_settings *crypto); + int (*alloc_fweh_info)(struct brcmf_pub *drvr); }; /* exported functions */ @@ -20,28 +23,37 @@ int brcmf_fwvid_register_vendor(enum brcmf_fwvendor fwvid, struct module *mod, int brcmf_fwvid_unregister_vendor(enum brcmf_fwvendor fwvid, struct module *mod); /* core driver functions */ -int brcmf_fwvid_attach_ops(struct brcmf_pub *drvr); -void brcmf_fwvid_detach_ops(struct brcmf_pub *drvr); +int brcmf_fwvid_attach(struct brcmf_pub *drvr); +void brcmf_fwvid_detach(struct brcmf_pub *drvr); const char *brcmf_fwvid_vendor_name(struct brcmf_pub *drvr); -static inline int brcmf_fwvid_attach(struct brcmf_pub *drvr) +static inline void brcmf_fwvid_feat_attach(struct brcmf_if *ifp) { - int ret; + const struct brcmf_fwvid_ops *vops = ifp->drvr->vops; - ret = brcmf_fwvid_attach_ops(drvr); - if (ret) - return ret; + if (!vops->feat_attach) + return; - return drvr->vops->attach(drvr); + vops->feat_attach(ifp); } -static inline void brcmf_fwvid_detach(struct brcmf_pub *drvr) +static inline int brcmf_fwvid_set_sae_password(struct brcmf_if *ifp, + struct cfg80211_crypto_settings *crypto) +{ + const struct brcmf_fwvid_ops *vops = ifp->drvr->vops; + + if (!vops || !vops->set_sae_password) + return -EOPNOTSUPP; + + return vops->set_sae_password(ifp, crypto); +} + +static inline int brcmf_fwvid_alloc_fweh_info(struct brcmf_pub *drvr) { if (!drvr->vops) - return; + return -EIO; - drvr->vops->detach(drvr); - brcmf_fwvid_detach_ops(drvr); + return drvr->vops->alloc_fweh_info(drvr); } #endif /* FWVID_H_ */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/core.c index 5573a47766ad..05d7c2a4fba5 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/core.c @@ -7,21 +7,34 @@ #include <core.h> #include <bus.h> #include <fwvid.h> +#include <cfg80211.h> #include "vops.h" -static int brcmf_wcc_attach(struct brcmf_pub *drvr) +#define BRCMF_WCC_E_LAST 213 + +static int brcmf_wcc_set_sae_pwd(struct brcmf_if *ifp, + struct cfg80211_crypto_settings *crypto) { - pr_debug("%s: executing\n", __func__); - return 0; + return brcmf_set_wsec(ifp, crypto->sae_pwd, crypto->sae_pwd_len, + BRCMF_WSEC_PASSPHRASE); } -static void brcmf_wcc_detach(struct brcmf_pub *drvr) +static int brcmf_wcc_alloc_fweh_info(struct brcmf_pub *drvr) { - pr_debug("%s: executing\n", __func__); + struct brcmf_fweh_info *fweh; + + fweh = kzalloc(struct_size(fweh, evt_handler, BRCMF_WCC_E_LAST), + GFP_KERNEL); + if (!fweh) + return -ENOMEM; + + fweh->num_event_codes = BRCMF_WCC_E_LAST; + drvr->fweh = fweh; + return 0; } const struct brcmf_fwvid_ops brcmf_wcc_ops = { - .attach = brcmf_wcc_attach, - .detach = brcmf_wcc_detach, + .set_sae_password = brcmf_wcc_set_sae_pwd, + .alloc_fweh_info = brcmf_wcc_alloc_fweh_info, }; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/module.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/module.c index 02918d434556..b66135e3cff4 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/module.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/wcc/module.c @@ -20,6 +20,7 @@ static void __exit brcmf_wcc_exit(void) brcmf_fwvid_unregister_vendor(BRCMF_FWVENDOR_WCC, THIS_MODULE); } +MODULE_DESCRIPTION("Broadcom FullMAC WLAN driver plugin for Broadcom mobility chipsets"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_IMPORT_NS(BRCMFMAC); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c index 89c8829528c2..9540a05247c2 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c @@ -1,7 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 #include <net/mac80211.h> #include <linux/bcma/bcma_driver_chipcommon.h> -#include <linux/gpio.h> #include <linux/gpio/driver.h> #include <linux/gpio/machine.h> #include <linux/gpio/consumer.h> diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c index 543e93ec49d2..92860dc0a92e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c @@ -959,6 +959,10 @@ static int brcms_ops_beacon_set_tim(struct ieee80211_hw *hw, } static const struct ieee80211_ops brcms_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = brcms_ops_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = brcms_ops_start, diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c index ccc621b8ed9f..a27d6f0b8819 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c @@ -383,8 +383,9 @@ struct shared_phy *wlc_phy_shared_attach(struct shared_phy_params *shp) return sh; } -static void wlc_phy_timercb_phycal(struct brcms_phy *pi) +static void wlc_phy_timercb_phycal(void *ptr) { + struct brcms_phy *pi = ptr; uint delay = 5; if (PHY_PERICAL_MPHASE_PENDING(pi)) { @@ -551,8 +552,7 @@ wlc_phy_attach(struct shared_phy *sh, struct bcma_device *d11core, if (!pi->phycal_timer) goto err; - if (!wlc_phy_attach_nphy(pi)) - goto err; + wlc_phy_attach_nphy(pi); } else if (ISLCNPHY(pi)) { if (!wlc_phy_attach_lcnphy(pi)) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h index 8668fa5558a2..70a9ec050717 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h @@ -941,7 +941,7 @@ void wlc_phy_papd_decode_epsilon(u32 epsilon, s32 *eps_real, s32 *eps_imag); void wlc_phy_cal_perical_mphase_reset(struct brcms_phy *pi); void wlc_phy_cal_perical_mphase_restart(struct brcms_phy *pi); -bool wlc_phy_attach_nphy(struct brcms_phy *pi); +void wlc_phy_attach_nphy(struct brcms_phy *pi); bool wlc_phy_attach_lcnphy(struct brcms_phy *pi); void wlc_phy_detach_lcnphy(struct brcms_phy *pi); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c index 7717eb85a1db..aae2cf95fe95 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c @@ -3299,7 +3299,7 @@ wlc_lcnphy_run_samples(struct brcms_phy *pi, if (iqcalmode) { - and_phy_reg(pi, 0x453, (u16) ~(0x1 << 15)); + and_phy_reg(pi, 0x453, 0xffff & ~(0x1 << 15)); or_phy_reg(pi, 0x453, (0x1 << 15)); } else { write_phy_reg(pi, 0x63f, 1); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c index 8580a2754789..d69879e1bd87 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c @@ -14546,7 +14546,7 @@ static void wlc_phy_txpwr_srom_read_ppr_nphy(struct brcms_phy *pi) wlc_phy_txpwr_apply_nphy(pi); } -static bool wlc_phy_txpwr_srom_read_nphy(struct brcms_phy *pi) +static void wlc_phy_txpwr_srom_read_nphy(struct brcms_phy *pi) { struct ssb_sprom *sprom = &pi->d11core->bus->sprom; @@ -14595,11 +14595,9 @@ static bool wlc_phy_txpwr_srom_read_nphy(struct brcms_phy *pi) pi->phycal_tempdelta = 0; wlc_phy_txpwr_srom_read_ppr_nphy(pi); - - return true; } -bool wlc_phy_attach_nphy(struct brcms_phy *pi) +void wlc_phy_attach_nphy(struct brcms_phy *pi) { uint i; @@ -14645,10 +14643,7 @@ bool wlc_phy_attach_nphy(struct brcms_phy *pi) pi->pi_fptr.chanset = wlc_phy_chanspec_set_nphy; pi->pi_fptr.txpwrrecalc = wlc_phy_txpower_recalc_target_nphy; - if (!wlc_phy_txpwr_srom_read_nphy(pi)) - return false; - - return true; + wlc_phy_txpwr_srom_read_nphy(pi); } static s32 get_rf_pwr_offset(struct brcms_phy *pi, s16 pga_gn, s16 pad_gn) @@ -17587,7 +17582,7 @@ static void wlc_phy_txpwrctrl_pwr_setup_nphy(struct brcms_phy *pi) or_phy_reg(pi, 0x122, (0x1 << 0)); if (NREV_GE(pi->pubpi.phy_rev, 3)) - and_phy_reg(pi, 0x1e7, (u16) (~(0x1 << 15))); + and_phy_reg(pi, 0x1e7, 0x7fff); else or_phy_reg(pi, 0x1e7, (0x1 << 15)); @@ -18086,7 +18081,7 @@ wlc_phy_rfctrlintc_override_nphy(struct brcms_phy *pi, u8 field, u16 value, (0x1 << 10)); and_phy_reg(pi, 0x2ff, (u16) - ~(0x3 << 14)); + 0xffff & ~(0x3 << 14)); or_phy_reg(pi, 0x2ff, (0x1 << 13)); or_phy_reg(pi, 0x2ff, (0x1 << 0)); } else { @@ -21053,7 +21048,7 @@ wlc_phy_chanspec_nphy_setup(struct brcms_phy *pi, u16 chanspec, (val | MAC_PHY_FORCE_CLK)); and_phy_reg(pi, (NPHY_TO_BPHY_OFF + BPHY_BB_CONFIG), - (u16) (~(BBCFG_RESETCCA | BBCFG_RESETRX))); + 0xffff & ~(BBCFG_RESETCCA | BBCFG_RESETRX)); bcma_write16(pi->d11core, D11REGOFFS(psm_phy_hdr_param), val); } @@ -21287,7 +21282,8 @@ void wlc_phy_antsel_init(struct brcms_phy_pub *ppi, bool lut_init) bcma_set16(pi->d11core, D11REGOFFS(psm_gpio_oe), mask); - bcma_mask16(pi->d11core, D11REGOFFS(psm_gpio_out), ~mask); + bcma_mask16(pi->d11core, D11REGOFFS(psm_gpio_out), + 0xffff & ~mask); if (lut_init) { write_phy_reg(pi, 0xf8, 0x02d8); @@ -23197,7 +23193,7 @@ void wlc_phy_stopplayback_nphy(struct brcms_phy *pi) or_phy_reg(pi, 0xc3, NPHY_sampleCmd_STOP); else if (playback_status & 0x2) and_phy_reg(pi, 0xc2, - (u16) ~NPHY_iqloCalCmdGctl_IQLO_CAL_EN); + 0xffff & ~NPHY_iqloCalCmdGctl_IQLO_CAL_EN); and_phy_reg(pi, 0xc3, (u16) ~(0x1 << 2)); @@ -28202,8 +28198,9 @@ void wlc_phy_txpwrctrl_enable_nphy(struct brcms_phy *pi, u8 ctrl_type) if (NREV_GE(pi->pubpi.phy_rev, 3)) and_phy_reg(pi, 0x1e7, - (u16) (~((0x1 << 15) | - (0x1 << 14) | (0x1 << 13)))); + 0xffff & ~((0x1 << 15) | + (0x1 << 14) | + (0x1 << 13))); else and_phy_reg(pi, 0x1e7, (u16) (~((0x1 << 14) | (0x1 << 13)))); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.c index a0de5db0cd64..b72381791536 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.c @@ -57,12 +57,11 @@ void wlc_phy_shim_detach(struct phy_shim_info *physhim) } struct wlapi_timer *wlapi_init_timer(struct phy_shim_info *physhim, - void (*fn)(struct brcms_phy *pi), + void (*fn)(void *pi), void *arg, const char *name) { return (struct wlapi_timer *) - brcms_init_timer(physhim->wl, (void (*)(void *))fn, - arg, name); + brcms_init_timer(physhim->wl, fn, arg, name); } void wlapi_free_timer(struct wlapi_timer *t) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.h index dd8774717ade..27d0934e600e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy_shim.h @@ -131,7 +131,7 @@ void wlc_phy_shim_detach(struct phy_shim_info *physhim); /* PHY to WL utility functions */ struct wlapi_timer *wlapi_init_timer(struct phy_shim_info *physhim, - void (*fn)(struct brcms_phy *pi), + void (*fn)(void *pi), void *arg, const char *name); void wlapi_free_timer(struct wlapi_timer *t); void wlapi_add_timer(struct wlapi_timer *t, uint ms, int periodic); diff --git a/drivers/net/wireless/intel/iwlegacy/3945-mac.c b/drivers/net/wireless/intel/iwlegacy/3945-mac.c index 9eaf5ec133f9..075b705a8d7b 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-mac.c @@ -3432,6 +3432,10 @@ static const struct attribute_group il3945_attribute_group = { }; static struct ieee80211_ops il3945_mac_ops __ro_after_init = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = il3945_mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = il3945_mac_start, diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c index 70e420df1643..4beb7be6d51d 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c @@ -6301,6 +6301,10 @@ il4965_tx_queue_set_status(struct il_priv *il, struct il_tx_queue *txq, } static const struct ieee80211_ops il4965_mac_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = il4965_mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = il4965_mac_start, diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c index 17570d62c896..9d33a66a49b5 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.c +++ b/drivers/net/wireless/intel/iwlegacy/common.c @@ -3438,9 +3438,7 @@ il_init_geos(struct il_priv *il) if (!channels) return -ENOMEM; - rates = - kzalloc((sizeof(struct ieee80211_rate) * RATE_COUNT_LEGACY), - GFP_KERNEL); + rates = kcalloc(RATE_COUNT_LEGACY, sizeof(*rates), GFP_KERNEL); if (!rates) { kfree(channels); return -ENOMEM; diff --git a/drivers/net/wireless/intel/iwlwifi/Kconfig b/drivers/net/wireless/intel/iwlwifi/Kconfig index 20971304fdef..4b04865fc2c9 100644 --- a/drivers/net/wireless/intel/iwlwifi/Kconfig +++ b/drivers/net/wireless/intel/iwlwifi/Kconfig @@ -46,6 +46,15 @@ config IWLWIFI if IWLWIFI +config IWLWIFI_KUNIT_TESTS + tristate + depends on KUNIT + default KUNIT_ALL_TESTS + help + Enable this option for iwlwifi kunit tests. + + If unsure, say N. + config IWLWIFI_LEDS bool depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211 diff --git a/drivers/net/wireless/intel/iwlwifi/Makefile b/drivers/net/wireless/intel/iwlwifi/Makefile index b983982aee45..8bb94a4c12cd 100644 --- a/drivers/net/wireless/intel/iwlwifi/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/Makefile @@ -18,6 +18,7 @@ iwlwifi-objs += queue/tx.o iwlwifi-objs += fw/img.o fw/notif-wait.o fw/rs.o iwlwifi-objs += fw/dbg.o fw/pnvm.o fw/dump.o +iwlwifi-objs += fw/regulatory.o iwlwifi-$(CONFIG_IWLMVM) += fw/paging.o fw/smem.o fw/init.o iwlwifi-$(CONFIG_ACPI) += fw/acpi.o iwlwifi-$(CONFIG_EFI) += fw/uefi.o @@ -33,4 +34,6 @@ obj-$(CONFIG_IWLDVM) += dvm/ obj-$(CONFIG_IWLMVM) += mvm/ obj-$(CONFIG_IWLMEI) += mei/ +obj-$(CONFIG_IWLWIFI_KUNIT_TESTS) += tests/ + CFLAGS_iwl-devtrace.o := -I$(src) diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/ax210.c b/drivers/net/wireless/intel/iwlwifi/cfg/ax210.c index 134635c70ce8..25952d0bea99 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/ax210.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/ax210.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include <linux/module.h> #include <linux/stringify.h> @@ -10,7 +10,7 @@ #include "fw/api/txq.h" /* Highest firmware API version supported */ -#define IWL_AX210_UCODE_API_MAX 86 +#define IWL_AX210_UCODE_API_MAX 89 /* Lowest firmware API version supported */ #define IWL_AX210_UCODE_API_MIN 59 @@ -299,3 +299,9 @@ MODULE_FIRMWARE(IWL_MA_B_HR_B_FW_MODULE_FIRMWARE(IWL_AX210_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_MA_B_GF_A_FW_MODULE_FIRMWARE(IWL_AX210_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_MA_B_GF4_A_FW_MODULE_FIRMWARE(IWL_AX210_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_MA_B_MR_A_FW_MODULE_FIRMWARE(IWL_AX210_UCODE_API_MAX)); + +MODULE_FIRMWARE("iwlwifi-so-a0-gf-a0.pnvm"); +MODULE_FIRMWARE("iwlwifi-so-a0-gf4-a0.pnvm"); +MODULE_FIRMWARE("iwlwifi-ty-a0-gf-a0.pnvm"); +MODULE_FIRMWARE("iwlwifi-ma-b0-gf-a0.pnvm"); +MODULE_FIRMWARE("iwlwifi-ma-b0-gf4-a0.pnvm"); diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/bz.c b/drivers/net/wireless/intel/iwlwifi/cfg/bz.c index 82da957adcf6..072b0a5827d1 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/bz.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/bz.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include <linux/module.h> #include <linux/stringify.h> @@ -10,7 +10,7 @@ #include "fw/api/txq.h" /* Highest firmware API version supported */ -#define IWL_BZ_UCODE_API_MAX 86 +#define IWL_BZ_UCODE_API_MAX 90 /* Lowest firmware API version supported */ #define IWL_BZ_UCODE_API_MIN 80 @@ -129,10 +129,6 @@ static const struct iwl_base_params iwl_bz_base_params = { IWL_DEVICE_BZ_COMMON, \ .ht_params = &iwl_22000_ht_params -#define IWL_DEVICE_GL_A \ - IWL_DEVICE_BZ_COMMON, \ - .ht_params = &iwl_gl_a_ht_params - /* * This size was picked according to 8 MSDUs inside 512 A-MSDUs in an * A-MPDU, with additional overhead to account for processing time. @@ -153,6 +149,7 @@ const struct iwl_cfg_trans_params iwl_bz_trans_cfg = { }; const char iwl_bz_name[] = "Intel(R) TBD Bz device"; +const char iwl_mtp_name[] = "Intel(R) Wi-Fi 7 BE202 160MHz"; const struct iwl_cfg iwl_cfg_bz = { .fw_name_mac = "bz", @@ -179,3 +176,5 @@ MODULE_FIRMWARE(IWL_BZ_A_FM_C_MODULE_FIRMWARE(IWL_BZ_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_BZ_A_FM4_B_MODULE_FIRMWARE(IWL_BZ_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_GL_B_FM_B_MODULE_FIRMWARE(IWL_BZ_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_GL_C_FM_C_MODULE_FIRMWARE(IWL_BZ_UCODE_API_MAX)); + +MODULE_FIRMWARE("iwlwifi-gl-c0-fm-c0.pnvm"); diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/sc.c b/drivers/net/wireless/intel/iwlwifi/cfg/sc.c index 80eb9b499538..9b79279fd76c 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/sc.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/sc.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include <linux/module.h> #include <linux/stringify.h> @@ -10,7 +10,7 @@ #include "fw/api/txq.h" /* Highest firmware API version supported */ -#define IWL_SC_UCODE_API_MAX 86 +#define IWL_SC_UCODE_API_MAX 90 /* Lowest firmware API version supported */ #define IWL_SC_UCODE_API_MIN 82 @@ -33,6 +33,10 @@ #define IWL_SC_A_GF_A_FW_PRE "iwlwifi-sc-a0-gf-a0" #define IWL_SC_A_GF4_A_FW_PRE "iwlwifi-sc-a0-gf4-a0" #define IWL_SC_A_WH_A_FW_PRE "iwlwifi-sc-a0-wh-a0" +#define IWL_SC2_A_FM_C_FW_PRE "iwlwifi-sc2-a0-fm-c0" +#define IWL_SC2_A_WH_A_FW_PRE "iwlwifi-sc2-a0-wh-a0" +#define IWL_SC2F_A_FM_C_FW_PRE "iwlwifi-sc2f-a0-fm-c0" +#define IWL_SC2F_A_WH_A_FW_PRE "iwlwifi-sc2f-a0-wh-a0" #define IWL_SC_A_FM_B_FW_MODULE_FIRMWARE(api) \ IWL_SC_A_FM_B_FW_PRE "-" __stringify(api) ".ucode" @@ -48,6 +52,14 @@ IWL_SC_A_GF4_A_FW_PRE "-" __stringify(api) ".ucode" #define IWL_SC_A_WH_A_FW_MODULE_FIRMWARE(api) \ IWL_SC_A_WH_A_FW_PRE "-" __stringify(api) ".ucode" +#define IWL_SC2_A_FM_C_FW_MODULE_FIRMWARE(api) \ + IWL_SC2_A_FM_C_FW_PRE "-" __stringify(api) ".ucode" +#define IWL_SC2_A_WH_A_FW_MODULE_FIRMWARE(api) \ + IWL_SC2_A_WH_A_FW_PRE "-" __stringify(api) ".ucode" +#define IWL_SC2F_A_FM_C_FW_MODULE_FIRMWARE(api) \ + IWL_SC2F_A_FM_C_FW_PRE "-" __stringify(api) ".ucode" +#define IWL_SC2F_A_WH_A_FW_MODULE_FIRMWARE(api) \ + IWL_SC2F_A_WH_A_FW_PRE "-" __stringify(api) ".ucode" static const struct iwl_base_params iwl_sc_base_params = { .eeprom_size = OTP_LOW_IMAGE_SIZE_32K, @@ -124,6 +136,9 @@ static const struct iwl_base_params iwl_sc_base_params = { #define IWL_DEVICE_SC \ IWL_DEVICE_BZ_COMMON, \ + .uhb_supported = true, \ + .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, \ + .num_rbds = IWL_NUM_RBDS_SC_EHT, \ .ht_params = &iwl_22000_ht_params /* @@ -149,10 +164,21 @@ const char iwl_sc_name[] = "Intel(R) TBD Sc device"; const struct iwl_cfg iwl_cfg_sc = { .fw_name_mac = "sc", - .uhb_supported = true, IWL_DEVICE_SC, - .features = IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM, - .num_rbds = IWL_NUM_RBDS_SC_EHT, +}; + +const char iwl_sc2_name[] = "Intel(R) TBD Sc2 device"; + +const struct iwl_cfg iwl_cfg_sc2 = { + .fw_name_mac = "sc2", + IWL_DEVICE_SC, +}; + +const char iwl_sc2f_name[] = "Intel(R) TBD Sc2f device"; + +const struct iwl_cfg iwl_cfg_sc2f = { + .fw_name_mac = "sc2f", + IWL_DEVICE_SC, }; MODULE_FIRMWARE(IWL_SC_A_FM_B_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); @@ -162,3 +188,7 @@ MODULE_FIRMWARE(IWL_SC_A_HR_B_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_SC_A_GF_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_SC_A_GF4_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_SC_A_WH_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL_SC2_A_FM_C_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL_SC2_A_WH_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL_SC2F_A_FM_C_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL_SC2F_A_WH_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX)); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c index 5f3d5b15f727..52b008ce53bd 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c @@ -1570,6 +1570,10 @@ static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw, } const struct ieee80211_ops iwlagn_hw_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = iwlagn_mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = iwlagn_mac_start, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index b96f30d11644..4caf2e25a297 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -4,7 +4,6 @@ * Copyright (C) 2019-2023 Intel Corporation */ #include <linux/uuid.h> -#include <linux/dmi.h> #include "iwl-drv.h" #include "iwl-debug.h" #include "acpi.h" @@ -13,68 +12,21 @@ const guid_t iwl_guid = GUID_INIT(0xF21202BF, 0x8F78, 0x4DC6, 0xA5, 0xB3, 0x1F, 0x73, 0x8E, 0x28, 0x5A, 0xDE); -IWL_EXPORT_SYMBOL(iwl_guid); -const guid_t iwl_rfi_guid = GUID_INIT(0x7266172C, 0x220B, 0x4B29, - 0x81, 0x4F, 0x75, 0xE4, - 0xDD, 0x26, 0xB5, 0xFD); -IWL_EXPORT_SYMBOL(iwl_rfi_guid); - -static const struct dmi_system_id dmi_ppag_approved_list[] = { - { .ident = "HP", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "HP"), - }, - }, - { .ident = "SAMSUNG", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"), - }, - }, - { .ident = "MSFT", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), - }, - }, - { .ident = "ASUS", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), - }, - }, - { .ident = "GOOGLE-HP", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - DMI_MATCH(DMI_BOARD_VENDOR, "HP"), - }, - }, - { .ident = "GOOGLE-ASUS", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTek COMPUTER INC."), - }, - }, - { .ident = "GOOGLE-SAMSUNG", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - DMI_MATCH(DMI_BOARD_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"), - }, - }, - { .ident = "DELL", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - }, - }, - { .ident = "DELL", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - }, - }, - { .ident = "RAZER", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Razer"), - }, - }, - {} +static const size_t acpi_dsm_size[DSM_FUNC_NUM_FUNCS] = { + [DSM_FUNC_QUERY] = sizeof(u32), + [DSM_FUNC_DISABLE_SRD] = sizeof(u8), + [DSM_FUNC_ENABLE_INDONESIA_5G2] = sizeof(u8), + [DSM_FUNC_ENABLE_6E] = sizeof(u32), + [DSM_FUNC_REGULATORY_CONFIG] = sizeof(u32), + /* Not supported in driver */ + [5] = (size_t)0, + [DSM_FUNC_11AX_ENABLEMENT] = sizeof(u32), + [DSM_FUNC_ENABLE_UNII4_CHAN] = sizeof(u32), + [DSM_FUNC_ACTIVATE_CHANNEL] = sizeof(u32), + [DSM_FUNC_FORCE_DISABLE_CHANNELS] = sizeof(u32), + [DSM_FUNC_ENERGY_DETECTION_THRESHOLD] = sizeof(u32), + [DSM_FUNC_RFI_CONFIG] = sizeof(u32), }; static int iwl_acpi_get_handle(struct device *dev, acpi_string method, @@ -200,46 +152,41 @@ out: } /* - * Evaluate a DSM with no arguments and a u8 return value, + * This function receives a DSM function number, calculates its expected size + * according to Intel BIOS spec, and fills in the value in a 32-bit field. + * In case the expected size is smaller than 32-bit, padding will be added. */ -int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, - const guid_t *guid, u8 *value) +int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, + enum iwl_dsm_funcs func, u32 *value) { + size_t expected_size; + u64 tmp; int ret; - u64 val; - ret = iwl_acpi_get_dsm_integer(dev, rev, func, - guid, &val, sizeof(u8)); + BUILD_BUG_ON(ARRAY_SIZE(acpi_dsm_size) != DSM_FUNC_NUM_FUNCS); - if (ret < 0) - return ret; + if (WARN_ON(func >= ARRAY_SIZE(acpi_dsm_size))) + return -EINVAL; - /* cast val (u64) to be u8 */ - *value = (u8)val; - return 0; -} -IWL_EXPORT_SYMBOL(iwl_acpi_get_dsm_u8); + expected_size = acpi_dsm_size[func]; -/* - * Evaluate a DSM with no arguments and a u32 return value, - */ -int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, - const guid_t *guid, u32 *value) -{ - int ret; - u64 val; - - ret = iwl_acpi_get_dsm_integer(dev, rev, func, - guid, &val, sizeof(u32)); + /* Currently all ACPI DSMs are either 8-bit or 32-bit */ + if (expected_size != sizeof(u8) && expected_size != sizeof(u32)) + return -EOPNOTSUPP; - if (ret < 0) + ret = iwl_acpi_get_dsm_integer(fwrt->dev, ACPI_DSM_REV, func, + &iwl_guid, &tmp, expected_size); + if (ret) return ret; - /* cast val (u64) to be u32 */ - *value = (u32)val; + if ((expected_size == sizeof(u8) && tmp != (u8)tmp) || + (expected_size == sizeof(u32) && tmp != (u32)tmp)) + IWL_DEBUG_RADIO(fwrt, + "DSM value overflows the expected size, truncating\n"); + *value = (u32)tmp; + return 0; } -IWL_EXPORT_SYMBOL(iwl_acpi_get_dsm_u32); static union acpi_object * iwl_acpi_get_wifi_pkg_range(struct device *dev, @@ -307,9 +254,8 @@ iwl_acpi_get_wifi_pkg(struct device *dev, tbl_rev); } - -int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, - union iwl_tas_config_cmd *cmd, int fw_ver) +int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *tas_data) { union acpi_object *wifi_pkg, *data; int ret, tbl_rev, i, block_list_size, enabled; @@ -331,22 +277,9 @@ int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, ACPI_TYPE_INTEGER) { u32 tas_selection = (u32)wifi_pkg->package.elements[1].integer.value; - u16 override_iec = - (tas_selection & ACPI_WTAS_OVERRIDE_IEC_MSK) >> ACPI_WTAS_OVERRIDE_IEC_POS; - u16 enabled_iec = (tas_selection & ACPI_WTAS_ENABLE_IEC_MSK) >> - ACPI_WTAS_ENABLE_IEC_POS; - u8 usa_tas_uhb = (tas_selection & ACPI_WTAS_USA_UHB_MSK) >> ACPI_WTAS_USA_UHB_POS; - - enabled = tas_selection & ACPI_WTAS_ENABLED_MSK; - if (fw_ver <= 3) { - cmd->v3.override_tas_iec = cpu_to_le16(override_iec); - cmd->v3.enable_tas_iec = cpu_to_le16(enabled_iec); - } else { - cmd->v4.usa_tas_uhb_allowed = usa_tas_uhb; - cmd->v4.override_tas_iec = (u8)override_iec; - cmd->v4.enable_tas_iec = (u8)enabled_iec; - } + enabled = iwl_parse_tas_selection(fwrt, tas_data, + tas_selection); } else if (tbl_rev == 0 && wifi_pkg->package.elements[1].type == ACPI_TYPE_INTEGER) { @@ -365,22 +298,16 @@ int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, IWL_DEBUG_RADIO(fwrt, "Reading TAS table revision %d\n", tbl_rev); if (wifi_pkg->package.elements[2].type != ACPI_TYPE_INTEGER || wifi_pkg->package.elements[2].integer.value > - APCI_WTAS_BLACK_LIST_MAX) { + IWL_WTAS_BLACK_LIST_MAX) { IWL_DEBUG_RADIO(fwrt, "TAS invalid array size %llu\n", wifi_pkg->package.elements[2].integer.value); ret = -EINVAL; goto out_free; } block_list_size = wifi_pkg->package.elements[2].integer.value; - cmd->v4.block_list_size = cpu_to_le32(block_list_size); + tas_data->block_list_size = cpu_to_le32(block_list_size); IWL_DEBUG_RADIO(fwrt, "TAS array size %u\n", block_list_size); - if (block_list_size > APCI_WTAS_BLACK_LIST_MAX) { - IWL_DEBUG_RADIO(fwrt, "TAS invalid array size value %u\n", - block_list_size); - ret = -EINVAL; - goto out_free; - } for (i = 0; i < block_list_size; i++) { u32 country; @@ -394,7 +321,7 @@ int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, } country = wifi_pkg->package.elements[3 + i].integer.value; - cmd->v4.block_list_array[i] = cpu_to_le32(country); + tas_data->block_list_array[i] = cpu_to_le32(country); IWL_DEBUG_RADIO(fwrt, "TAS block list country %d\n", country); } @@ -403,19 +330,19 @@ out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_acpi_get_tas); -int iwl_acpi_get_mcc(struct device *dev, char *mcc) +int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc) { union acpi_object *wifi_pkg, *data; u32 mcc_val; int ret, tbl_rev; - data = iwl_acpi_get_object(dev, ACPI_WRDD_METHOD); + data = iwl_acpi_get_object(fwrt->dev, ACPI_WRDD_METHOD); if (IS_ERR(data)) return PTR_ERR(data); - wifi_pkg = iwl_acpi_get_wifi_pkg(dev, data, ACPI_WRDD_WIFI_DATA_SIZE, + wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, + ACPI_WRDD_WIFI_DATA_SIZE, &tbl_rev); if (IS_ERR(wifi_pkg)) { ret = PTR_ERR(wifi_pkg); @@ -439,46 +366,42 @@ out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_acpi_get_mcc); -u64 iwl_acpi_get_pwr_limit(struct device *dev) +int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt, u64 *dflt_pwr_limit) { union acpi_object *data, *wifi_pkg; - u64 dflt_pwr_limit; - int tbl_rev; + int tbl_rev, ret = -EINVAL; - data = iwl_acpi_get_object(dev, ACPI_SPLC_METHOD); - if (IS_ERR(data)) { - dflt_pwr_limit = 0; + *dflt_pwr_limit = 0; + data = iwl_acpi_get_object(fwrt->dev, ACPI_SPLC_METHOD); + if (IS_ERR(data)) goto out; - } - wifi_pkg = iwl_acpi_get_wifi_pkg(dev, data, + wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, ACPI_SPLC_WIFI_DATA_SIZE, &tbl_rev); if (IS_ERR(wifi_pkg) || tbl_rev != 0 || - wifi_pkg->package.elements[1].integer.value != ACPI_TYPE_INTEGER) { - dflt_pwr_limit = 0; + wifi_pkg->package.elements[1].integer.value != ACPI_TYPE_INTEGER) goto out_free; - } - dflt_pwr_limit = wifi_pkg->package.elements[1].integer.value; + *dflt_pwr_limit = wifi_pkg->package.elements[1].integer.value; + ret = 0; out_free: kfree(data); out: - return dflt_pwr_limit; + return ret; } -IWL_EXPORT_SYMBOL(iwl_acpi_get_pwr_limit); -int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk) +int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk) { union acpi_object *wifi_pkg, *data; int ret, tbl_rev; - data = iwl_acpi_get_object(dev, ACPI_ECKV_METHOD); + data = iwl_acpi_get_object(fwrt->dev, ACPI_ECKV_METHOD); if (IS_ERR(data)) return PTR_ERR(data); - wifi_pkg = iwl_acpi_get_wifi_pkg(dev, data, ACPI_ECKV_WIFI_DATA_SIZE, + wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, + ACPI_ECKV_WIFI_DATA_SIZE, &tbl_rev); if (IS_ERR(wifi_pkg)) { ret = PTR_ERR(wifi_pkg); @@ -499,11 +422,11 @@ out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_acpi_get_eckv); -static int iwl_sar_set_profile(union acpi_object *table, - struct iwl_sar_profile *profile, - bool enabled, u8 num_chains, u8 num_sub_bands) +static int iwl_acpi_sar_set_profile(union acpi_object *table, + struct iwl_sar_profile *profile, + bool enabled, u8 num_chains, + u8 num_sub_bands) { int i, j, idx = 0; @@ -511,8 +434,8 @@ static int iwl_sar_set_profile(union acpi_object *table, * The table from ACPI is flat, but we store it in a * structured array. */ - for (i = 0; i < ACPI_SAR_NUM_CHAINS_REV2; i++) { - for (j = 0; j < ACPI_SAR_NUM_SUB_BANDS_REV2; j++) { + for (i = 0; i < BIOS_SAR_MAX_CHAINS_PER_PROFILE; i++) { + for (j = 0; j < BIOS_SAR_MAX_SUB_BANDS_NUM; j++) { /* if we don't have the values, use the default */ if (i >= num_chains || j >= num_sub_bands) { profile->chains[i].subbands[j] = 0; @@ -535,73 +458,7 @@ static int iwl_sar_set_profile(union acpi_object *table, return 0; } -static int iwl_sar_fill_table(struct iwl_fw_runtime *fwrt, - __le16 *per_chain, u32 n_subbands, - int prof_a, int prof_b) -{ - int profs[ACPI_SAR_NUM_CHAINS_REV0] = { prof_a, prof_b }; - int i, j; - - for (i = 0; i < ACPI_SAR_NUM_CHAINS_REV0; i++) { - struct iwl_sar_profile *prof; - - /* don't allow SAR to be disabled (profile 0 means disable) */ - if (profs[i] == 0) - return -EPERM; - - /* we are off by one, so allow up to ACPI_SAR_PROFILE_NUM */ - if (profs[i] > ACPI_SAR_PROFILE_NUM) - return -EINVAL; - - /* profiles go from 1 to 4, so decrement to access the array */ - prof = &fwrt->sar_profiles[profs[i] - 1]; - - /* if the profile is disabled, do nothing */ - if (!prof->enabled) { - IWL_DEBUG_RADIO(fwrt, "SAR profile %d is disabled.\n", - profs[i]); - /* - * if one of the profiles is disabled, we - * ignore all of them and return 1 to - * differentiate disabled from other failures. - */ - return 1; - } - - IWL_DEBUG_INFO(fwrt, - "SAR EWRD: chain %d profile index %d\n", - i, profs[i]); - IWL_DEBUG_RADIO(fwrt, " Chain[%d]:\n", i); - for (j = 0; j < n_subbands; j++) { - per_chain[i * n_subbands + j] = - cpu_to_le16(prof->chains[i].subbands[j]); - IWL_DEBUG_RADIO(fwrt, " Band[%d] = %d * .125dBm\n", - j, prof->chains[i].subbands[j]); - } - } - - return 0; -} - -int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, - __le16 *per_chain, u32 n_tables, u32 n_subbands, - int prof_a, int prof_b) -{ - int i, ret = 0; - - for (i = 0; i < n_tables; i++) { - ret = iwl_sar_fill_table(fwrt, - &per_chain[i * n_subbands * ACPI_SAR_NUM_CHAINS_REV0], - n_subbands, prof_a, prof_b); - if (ret) - break; - } - - return ret; -} -IWL_EXPORT_SYMBOL(iwl_sar_select_profile); - -int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) +int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt) { union acpi_object *wifi_pkg, *table, *data; int ret, tbl_rev; @@ -618,7 +475,7 @@ int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) &tbl_rev); if (!IS_ERR(wifi_pkg)) { if (tbl_rev != 2) { - ret = PTR_ERR(wifi_pkg); + ret = -EINVAL; goto out_free; } @@ -634,7 +491,7 @@ int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) &tbl_rev); if (!IS_ERR(wifi_pkg)) { if (tbl_rev != 1) { - ret = PTR_ERR(wifi_pkg); + ret = -EINVAL; goto out_free; } @@ -650,7 +507,7 @@ int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) &tbl_rev); if (!IS_ERR(wifi_pkg)) { if (tbl_rev != 0) { - ret = PTR_ERR(wifi_pkg); + ret = -EINVAL; goto out_free; } @@ -680,16 +537,15 @@ read_table: /* The profile from WRDS is officially profile 1, but goes * into sar_profiles[0] (because we don't have a profile 0). */ - ret = iwl_sar_set_profile(table, &fwrt->sar_profiles[0], - flags & IWL_SAR_ENABLE_MSK, - num_chains, num_sub_bands); + ret = iwl_acpi_sar_set_profile(table, &fwrt->sar_profiles[0], + flags & IWL_SAR_ENABLE_MSK, + num_chains, num_sub_bands); out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_sar_get_wrds_table); -int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) +int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt) { union acpi_object *wifi_pkg, *data; bool enabled; @@ -707,7 +563,7 @@ int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) &tbl_rev); if (!IS_ERR(wifi_pkg)) { if (tbl_rev != 2) { - ret = PTR_ERR(wifi_pkg); + ret = -EINVAL; goto out_free; } @@ -723,7 +579,7 @@ int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) &tbl_rev); if (!IS_ERR(wifi_pkg)) { if (tbl_rev != 1) { - ret = PTR_ERR(wifi_pkg); + ret = -EINVAL; goto out_free; } @@ -739,7 +595,7 @@ int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) &tbl_rev); if (!IS_ERR(wifi_pkg)) { if (tbl_rev != 0) { - ret = PTR_ERR(wifi_pkg); + ret = -EINVAL; goto out_free; } @@ -767,7 +623,7 @@ read_table: * from index 1, so the maximum value allowed here is * ACPI_SAR_PROFILES_NUM - 1. */ - if (n_profiles <= 0 || n_profiles >= ACPI_SAR_PROFILE_NUM) { + if (n_profiles >= BIOS_SAR_MAX_PROFILE_NUM) { ret = -EINVAL; goto out_free; } @@ -776,13 +632,15 @@ read_table: pos = 3; for (i = 0; i < n_profiles; i++) { + union acpi_object *table = &wifi_pkg->package.elements[pos]; /* The EWRD profiles officially go from 2 to 4, but we * save them in sar_profiles[1-3] (because we don't * have profile 0). So in the array we start from 1. */ - ret = iwl_sar_set_profile(&wifi_pkg->package.elements[pos], - &fwrt->sar_profiles[i + 1], enabled, - num_chains, num_sub_bands); + ret = iwl_acpi_sar_set_profile(table, + &fwrt->sar_profiles[i + 1], + enabled, num_chains, + num_sub_bands); if (ret < 0) break; @@ -794,9 +652,8 @@ out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_sar_get_ewrd_table); -int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) +int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt) { union acpi_object *wifi_pkg, *data; int i, j, k, ret, tbl_rev; @@ -811,7 +668,7 @@ int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) .revisions = BIT(3), .bands = ACPI_GEO_NUM_BANDS_REV2, .profiles = ACPI_NUM_GEO_PROFILES_REV3, - .min_profiles = 3, + .min_profiles = BIOS_GEO_MIN_PROFILE_NUM, }, { .revisions = BIT(2), @@ -897,7 +754,7 @@ int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) read_table: fwrt->geo_rev = tbl_rev; for (i = 0; i < num_profiles; i++) { - for (j = 0; j < ACPI_GEO_NUM_BANDS_REV2; j++) { + for (j = 0; j < BIOS_GEO_MAX_NUM_BANDS; j++) { union acpi_object *entry; /* @@ -921,7 +778,7 @@ read_table: entry->integer.value; } - for (k = 0; k < ACPI_GEO_NUM_CHAINS; k++) { + for (k = 0; k < BIOS_GEO_NUM_CHAINS; k++) { /* same here as above */ if (j >= num_bands) { fwrt->geo_profiles[i].bands[j].chains[k] = @@ -949,151 +806,26 @@ out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_sar_get_wgds_table); - -bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) -{ - /* - * The PER_CHAIN_LIMIT_OFFSET_CMD command is not supported on - * earlier firmware versions. Unfortunately, we don't have a - * TLV API flag to rely on, so rely on the major version which - * is in the first byte of ucode_ver. This was implemented - * initially on version 38 and then backported to 17. It was - * also backported to 29, but only for 7265D devices. The - * intention was to have it in 36 as well, but not all 8000 - * family got this feature enabled. The 8000 family is the - * only one using version 36, so skip this version entirely. - */ - return IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) >= 38 || - (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 && - fwrt->trans->hw_rev != CSR_HW_REV_TYPE_3160) || - (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 && - ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == - CSR_HW_REV_TYPE_7265D)); -} -IWL_EXPORT_SYMBOL(iwl_sar_geo_support); - -int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt, - struct iwl_per_chain_offset *table, - u32 n_bands, u32 n_profiles) -{ - int i, j; - - if (!fwrt->geo_enabled) - return -ENODATA; - - if (!iwl_sar_geo_support(fwrt)) - return -EOPNOTSUPP; - - for (i = 0; i < n_profiles; i++) { - for (j = 0; j < n_bands; j++) { - struct iwl_per_chain_offset *chain = - &table[i * n_bands + j]; - - chain->max_tx_power = - cpu_to_le16(fwrt->geo_profiles[i].bands[j].max); - chain->chain_a = fwrt->geo_profiles[i].bands[j].chains[0]; - chain->chain_b = fwrt->geo_profiles[i].bands[j].chains[1]; - IWL_DEBUG_RADIO(fwrt, - "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n", - i, j, - fwrt->geo_profiles[i].bands[j].chains[0], - fwrt->geo_profiles[i].bands[j].chains[1], - fwrt->geo_profiles[i].bands[j].max); - } - } - - return 0; -} -IWL_EXPORT_SYMBOL(iwl_sar_geo_init); - -__le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) -{ - int ret; - u8 value; - u32 val; - __le32 config_bitmap = 0; - - /* - * Evaluate func 'DSM_FUNC_ENABLE_INDONESIA_5G2'. - * Setting config_bitmap Indonesia bit is valid only for HR/JF. - */ - switch (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)) { - case IWL_CFG_RF_TYPE_HR1: - case IWL_CFG_RF_TYPE_HR2: - case IWL_CFG_RF_TYPE_JF1: - case IWL_CFG_RF_TYPE_JF2: - ret = iwl_acpi_get_dsm_u8(fwrt->dev, 0, - DSM_FUNC_ENABLE_INDONESIA_5G2, - &iwl_guid, &value); - - if (!ret && value == DSM_VALUE_INDONESIA_ENABLE) - config_bitmap |= - cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK); - break; - default: - break; - } - - /* - ** Evaluate func 'DSM_FUNC_DISABLE_SRD' - */ - ret = iwl_acpi_get_dsm_u8(fwrt->dev, 0, - DSM_FUNC_DISABLE_SRD, - &iwl_guid, &value); - if (!ret) { - if (value == DSM_VALUE_SRD_PASSIVE) - config_bitmap |= - cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK); - else if (value == DSM_VALUE_SRD_DISABLE) - config_bitmap |= - cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK); - } - - if (fw_has_capa(&fwrt->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT)) { - /* - ** Evaluate func 'DSM_FUNC_REGULATORY_CONFIG' - */ - ret = iwl_acpi_get_dsm_u32(fwrt->dev, 0, - DSM_FUNC_REGULATORY_CONFIG, - &iwl_guid, &val); - /* - * China 2022 enable if the BIOS object does not exist or - * if it is enabled in BIOS. - */ - if (ret < 0 || val & DSM_MASK_CHINA_22_REG) - config_bitmap |= - cpu_to_le32(LARI_CONFIG_ENABLE_CHINA_22_REG_SUPPORT_MSK); - } - - return config_bitmap; -} -IWL_EXPORT_SYMBOL(iwl_acpi_get_lari_config_bitmap); int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt) { union acpi_object *wifi_pkg, *data, *flags; int i, j, ret, tbl_rev, num_sub_bands = 0; int idx = 2; - u8 cmd_ver; - - fwrt->ppag_flags = 0; - fwrt->ppag_table_valid = false; data = iwl_acpi_get_object(fwrt->dev, ACPI_PPAG_METHOD); if (IS_ERR(data)) return PTR_ERR(data); - /* try to read ppag table rev 2 or 1 (both have the same data size) */ + /* try to read ppag table rev 3, 2 or 1 (all have the same data size) */ wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, ACPI_PPAG_WIFI_DATA_SIZE_V2, &tbl_rev); if (!IS_ERR(wifi_pkg)) { - if (tbl_rev == 1 || tbl_rev == 2) { + if (tbl_rev >= 1 && tbl_rev <= 3) { num_sub_bands = IWL_NUM_SUB_BANDS_V2; IWL_DEBUG_RADIO(fwrt, - "Reading PPAG table v2 (tbl_rev=%d)\n", + "Reading PPAG table (tbl_rev=%d)\n", tbl_rev); goto read_table; } else { @@ -1116,6 +848,9 @@ int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt) goto read_table; } + ret = PTR_ERR(wifi_pkg); + goto out_free; + read_table: fwrt->ppag_ver = tbl_rev; flags = &wifi_pkg->package.elements[1]; @@ -1125,19 +860,8 @@ read_table: goto out_free; } - fwrt->ppag_flags = flags->integer.value & ACPI_PPAG_MASK; - cmd_ver = iwl_fw_lookup_cmd_ver(fwrt->fw, - WIDE_ID(PHY_OPS_GROUP, - PER_PLATFORM_ANT_GAIN_CMD), - IWL_FW_CMD_VER_UNKNOWN); - if (cmd_ver == IWL_FW_CMD_VER_UNKNOWN) { - ret = -EINVAL; - goto out_free; - } - if (!fwrt->ppag_flags && cmd_ver <= 3) { - ret = 0; - goto out_free; - } + fwrt->ppag_flags = iwl_bios_get_ppag_flags(flags->integer.value, + fwrt->ppag_ver); /* * read, verify gain values and save them into the PPAG table. @@ -1155,132 +879,15 @@ read_table: } fwrt->ppag_chains[i].subbands[j] = ent->integer.value; - /* from ver 4 the fw deals with out of range values */ - if (cmd_ver >= 4) - continue; - if ((j == 0 && - (fwrt->ppag_chains[i].subbands[j] > ACPI_PPAG_MAX_LB || - fwrt->ppag_chains[i].subbands[j] < ACPI_PPAG_MIN_LB)) || - (j != 0 && - (fwrt->ppag_chains[i].subbands[j] > ACPI_PPAG_MAX_HB || - fwrt->ppag_chains[i].subbands[j] < ACPI_PPAG_MIN_HB))) { - ret = -EINVAL; - goto out_free; - } } } - fwrt->ppag_table_valid = true; ret = 0; out_free: kfree(data); return ret; } -IWL_EXPORT_SYMBOL(iwl_acpi_get_ppag_table); - -int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *cmd, - int *cmd_size) -{ - u8 cmd_ver; - int i, j, num_sub_bands; - s8 *gain; - - /* many firmware images for JF lie about this */ - if (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id) == - CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_JF)) - return -EOPNOTSUPP; - - if (!fw_has_capa(&fwrt->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { - IWL_DEBUG_RADIO(fwrt, - "PPAG capability not supported by FW, command not sent.\n"); - return -EINVAL; - } - - cmd_ver = iwl_fw_lookup_cmd_ver(fwrt->fw, - WIDE_ID(PHY_OPS_GROUP, - PER_PLATFORM_ANT_GAIN_CMD), - IWL_FW_CMD_VER_UNKNOWN); - if (!fwrt->ppag_table_valid || (cmd_ver <= 3 && !fwrt->ppag_flags)) { - IWL_DEBUG_RADIO(fwrt, "PPAG not enabled, command not sent.\n"); - return -EINVAL; - } - - /* The 'flags' field is the same in v1 and in v2 so we can just - * use v1 to access it. - */ - cmd->v1.flags = cpu_to_le32(fwrt->ppag_flags); - - IWL_DEBUG_RADIO(fwrt, "PPAG cmd ver is %d\n", cmd_ver); - if (cmd_ver == 1) { - num_sub_bands = IWL_NUM_SUB_BANDS_V1; - gain = cmd->v1.gain[0]; - *cmd_size = sizeof(cmd->v1); - if (fwrt->ppag_ver == 1 || fwrt->ppag_ver == 2) { - /* in this case FW supports revision 0 */ - IWL_DEBUG_RADIO(fwrt, - "PPAG table rev is %d, send truncated table\n", - fwrt->ppag_ver); - } - } else if (cmd_ver >= 2 && cmd_ver <= 4) { - num_sub_bands = IWL_NUM_SUB_BANDS_V2; - gain = cmd->v2.gain[0]; - *cmd_size = sizeof(cmd->v2); - if (fwrt->ppag_ver == 0) { - /* in this case FW supports revisions 1 or 2 */ - IWL_DEBUG_RADIO(fwrt, - "PPAG table rev is 0, send padded table\n"); - } - } else { - IWL_DEBUG_RADIO(fwrt, "Unsupported PPAG command version\n"); - return -EINVAL; - } - - /* ppag mode */ - IWL_DEBUG_RADIO(fwrt, - "PPAG MODE bits were read from bios: %d\n", - cmd->v1.flags & cpu_to_le32(ACPI_PPAG_MASK)); - if ((cmd_ver == 1 && !fw_has_capa(&fwrt->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT)) || - (cmd_ver == 2 && fwrt->ppag_ver == 2)) { - cmd->v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK); - IWL_DEBUG_RADIO(fwrt, "masking ppag China bit\n"); - } else { - IWL_DEBUG_RADIO(fwrt, "isn't masking ppag China bit\n"); - } - - IWL_DEBUG_RADIO(fwrt, - "PPAG MODE bits going to be sent: %d\n", - cmd->v1.flags & cpu_to_le32(ACPI_PPAG_MASK)); - - for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { - for (j = 0; j < num_sub_bands; j++) { - gain[i * num_sub_bands + j] = - fwrt->ppag_chains[i].subbands[j]; - IWL_DEBUG_RADIO(fwrt, - "PPAG table: chain[%d] band[%d]: gain = %d\n", - i, j, gain[i * num_sub_bands + j]); - } - } - - return 0; -} -IWL_EXPORT_SYMBOL(iwl_read_ppag_table); - -bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt) -{ - - if (!dmi_check_system(dmi_ppag_approved_list)) { - IWL_DEBUG_RADIO(fwrt, - "System vendor '%s' is not in the approved list, disabling PPAG.\n", - dmi_get_system_info(DMI_SYS_VENDOR)); - fwrt->ppag_flags = 0; - return false; - } - - return true; -} -IWL_EXPORT_SYMBOL(iwl_acpi_is_ppag_approved); void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, struct iwl_phy_specific_cfg *filters) @@ -1293,7 +900,6 @@ void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, if (IS_ERR(data)) return; - /* try to read wtas table revision 1 or revision 0*/ wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, ACPI_WPFC_WIFI_DATA_SIZE, &tbl_rev); @@ -1303,13 +909,14 @@ void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, if (tbl_rev != 0) goto out_free; - BUILD_BUG_ON(ARRAY_SIZE(filters->filter_cfg_chains) != ACPI_WPFC_WIFI_DATA_SIZE); + BUILD_BUG_ON(ARRAY_SIZE(filters->filter_cfg_chains) != + ACPI_WPFC_WIFI_DATA_SIZE - 1); for (i = 0; i < ARRAY_SIZE(filters->filter_cfg_chains); i++) { - if (wifi_pkg->package.elements[i].type != ACPI_TYPE_INTEGER) - return; + if (wifi_pkg->package.elements[i + 1].type != ACPI_TYPE_INTEGER) + goto out_free; tmp.filter_cfg_chains[i] = - cpu_to_le32(wifi_pkg->package.elements[i].integer.value); + cpu_to_le32(wifi_pkg->package.elements[i + 1].integer.value); } IWL_DEBUG_RADIO(fwrt, "Loaded WPFC filter config from ACPI\n"); @@ -1318,3 +925,38 @@ out_free: kfree(data); } IWL_EXPORT_SYMBOL(iwl_acpi_get_phy_filters); + +void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt) +{ + union acpi_object *wifi_pkg, *data; + int tbl_rev; + + data = iwl_acpi_get_object(fwrt->dev, ACPI_GLAI_METHOD); + if (IS_ERR(data)) + return; + + wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, + ACPI_GLAI_WIFI_DATA_SIZE, + &tbl_rev); + if (IS_ERR(wifi_pkg)) + goto out_free; + + if (tbl_rev != 0) { + IWL_DEBUG_RADIO(fwrt, "Invalid GLAI revision: %d\n", tbl_rev); + goto out_free; + } + + if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER || + wifi_pkg->package.elements[1].integer.value > ACPI_GLAI_MAX_STATUS) + goto out_free; + + fwrt->uefi_tables_lock_status = + wifi_pkg->package.elements[1].integer.value; + + IWL_DEBUG_RADIO(fwrt, + "Loaded UEFI WIFI GUID lock status: %d from ACPI\n", + fwrt->uefi_tables_lock_status); +out_free: + kfree(data); +} +IWL_EXPORT_SYMBOL(iwl_acpi_get_guid_lock_status); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h index e9277f6f3582..1d32b82f73db 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h @@ -7,6 +7,7 @@ #define __iwl_fw_acpi__ #include <linux/acpi.h> +#include "fw/regulatory.h" #include "fw/api/commands.h" #include "fw/api/power.h" #include "fw/api/phy.h" @@ -25,6 +26,7 @@ #define ACPI_PPAG_METHOD "PPAG" #define ACPI_WTAS_METHOD "WTAS" #define ACPI_WPFC_METHOD "WPFC" +#define ACPI_GLAI_METHOD "GLAI" #define ACPI_WIFI_DOMAIN (0x07) @@ -56,187 +58,90 @@ #define ACPI_EWRD_WIFI_DATA_SIZE_REV2 ((ACPI_SAR_PROFILE_NUM - 1) * \ ACPI_SAR_NUM_CHAINS_REV2 * \ ACPI_SAR_NUM_SUB_BANDS_REV2 + 3) -#define ACPI_WPFC_WIFI_DATA_SIZE 4 /* 4 filter config words */ +#define ACPI_WPFC_WIFI_DATA_SIZE 5 /* domain and 4 filter config words */ /* revision 0 and 1 are identical, except for the semantics in the FW */ #define ACPI_GEO_NUM_BANDS_REV0 2 #define ACPI_GEO_NUM_BANDS_REV2 3 -#define ACPI_GEO_NUM_CHAINS 2 #define ACPI_WRDD_WIFI_DATA_SIZE 2 #define ACPI_SPLC_WIFI_DATA_SIZE 2 #define ACPI_ECKV_WIFI_DATA_SIZE 2 - +/* + * One element for domain type, + * and one for the status + */ +#define ACPI_GLAI_WIFI_DATA_SIZE 2 +#define ACPI_GLAI_MAX_STATUS 2 /* * TAS size: 1 elelment for type, * 1 element for enabled field, * 1 element for block list size, * 16 elements for block list array */ -#define APCI_WTAS_BLACK_LIST_MAX 16 -#define ACPI_WTAS_WIFI_DATA_SIZE (3 + APCI_WTAS_BLACK_LIST_MAX) -#define ACPI_WTAS_ENABLED_MSK 0x1 -#define ACPI_WTAS_OVERRIDE_IEC_MSK 0x2 -#define ACPI_WTAS_ENABLE_IEC_MSK 0x4 -#define ACPI_WTAS_OVERRIDE_IEC_POS 0x1 -#define ACPI_WTAS_ENABLE_IEC_POS 0x2 -#define ACPI_WTAS_USA_UHB_MSK BIT(16) -#define ACPI_WTAS_USA_UHB_POS 16 - +#define ACPI_WTAS_WIFI_DATA_SIZE (3 + IWL_WTAS_BLACK_LIST_MAX) #define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \ IWL_NUM_SUB_BANDS_V1) + 2) #define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \ IWL_NUM_SUB_BANDS_V2) + 2) -/* PPAG gain value bounds in 1/8 dBm */ -#define ACPI_PPAG_MIN_LB -16 -#define ACPI_PPAG_MAX_LB 24 -#define ACPI_PPAG_MIN_HB -16 -#define ACPI_PPAG_MAX_HB 40 -#define ACPI_PPAG_MASK 3 -#define IWL_PPAG_ETSI_MASK BIT(0) - #define IWL_SAR_ENABLE_MSK BIT(0) #define IWL_REDUCE_POWER_FLAGS_POS 1 -/* - * The profile for revision 2 is a superset of revision 1, which is in - * turn a superset of revision 0. So we can store all revisions - * inside revision 2, which is what we represent here. - */ -struct iwl_sar_profile_chain { - u8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; -}; - -struct iwl_sar_profile { - bool enabled; - struct iwl_sar_profile_chain chains[ACPI_SAR_NUM_CHAINS_REV2]; -}; - -/* Same thing as with SAR, all revisions fit in revision 2 */ -struct iwl_geo_profile_band { - u8 max; - u8 chains[ACPI_GEO_NUM_CHAINS]; -}; - -struct iwl_geo_profile { - struct iwl_geo_profile_band bands[ACPI_GEO_NUM_BANDS_REV2]; -}; - -/* Same thing as with SAR, all revisions fit in revision 2 */ -struct iwl_ppag_chain { - s8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; -}; - -enum iwl_dsm_funcs_rev_0 { - DSM_FUNC_QUERY = 0, - DSM_FUNC_DISABLE_SRD = 1, - DSM_FUNC_ENABLE_INDONESIA_5G2 = 2, - DSM_FUNC_ENABLE_6E = 3, - DSM_FUNC_REGULATORY_CONFIG = 4, - DSM_FUNC_11AX_ENABLEMENT = 6, - DSM_FUNC_ENABLE_UNII4_CHAN = 7, - DSM_FUNC_ACTIVATE_CHANNEL = 8, - DSM_FUNC_FORCE_DISABLE_CHANNELS = 9, - DSM_FUNC_ENERGY_DETECTION_THRESHOLD = 10, -}; - -enum iwl_dsm_values_srd { - DSM_VALUE_SRD_ACTIVE, - DSM_VALUE_SRD_PASSIVE, - DSM_VALUE_SRD_DISABLE, - DSM_VALUE_SRD_MAX -}; - -enum iwl_dsm_values_indonesia { - DSM_VALUE_INDONESIA_DISABLE, - DSM_VALUE_INDONESIA_ENABLE, - DSM_VALUE_INDONESIA_RESERVED, - DSM_VALUE_INDONESIA_MAX -}; - -/* DSM RFI uses a different GUID, so need separate definitions */ - -#define DSM_RFI_FUNC_ENABLE 3 - -enum iwl_dsm_values_rfi { - DSM_VALUE_RFI_ENABLE, - DSM_VALUE_RFI_DISABLE, - DSM_VALUE_RFI_MAX -}; - -enum iwl_dsm_masks_reg { - DSM_MASK_CHINA_22_REG = BIT(2) -}; +/* The Inidcator whether UEFI WIFI GUID tables are locked is read from ACPI */ +#define UEFI_WIFI_GUID_UNLOCKED 0 + +#define ACPI_DSM_REV 0 #ifdef CONFIG_ACPI struct iwl_fw_runtime; extern const guid_t iwl_guid; -extern const guid_t iwl_rfi_guid; - -int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, - const guid_t *guid, u8 *value); - -int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, - const guid_t *guid, u32 *value); /** * iwl_acpi_get_mcc - read MCC from ACPI, if available * - * @dev: the struct device + * @fwrt: the fw runtime struct * @mcc: output buffer (3 bytes) that will get the MCC * * This function tries to read the current MCC from ACPI if available. */ -int iwl_acpi_get_mcc(struct device *dev, char *mcc); +int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc); -u64 iwl_acpi_get_pwr_limit(struct device *dev); +int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt, u64 *dflt_pwr_limit); /* * iwl_acpi_get_eckv - read external clock validation from ACPI, if available * - * @dev: the struct device + * @fwrt: the fw runtime struct * @extl_clk: output var (2 bytes) that will get the clk indication. * * This function tries to read the external clock indication * from ACPI if available. */ -int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk); - -int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, - __le16 *per_chain, u32 n_tables, u32 n_subbands, - int prof_a, int prof_b); +int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk); -int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt); +int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt); -int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt); +int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt); -int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt); +int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt); -bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt); - -int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt, - struct iwl_per_chain_offset *table, - u32 n_bands, u32 n_profiles); - -int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, - union iwl_tas_config_cmd *cmd, int fw_ver); - -__le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt); +int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *data); int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt); -int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *cmd, - int *cmd_size); - -bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt); - void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, struct iwl_phy_specific_cfg *filters); +void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt); + +int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, + enum iwl_dsm_funcs func, u32 *value); + #else /* CONFIG_ACPI */ static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev, @@ -245,92 +150,61 @@ static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev, return ERR_PTR(-ENOENT); } -static inline int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, - const guid_t *guid, u8 *value) -{ - return -ENOENT; -} - -static inline int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, - const guid_t *guid, u32 *value) -{ - return -ENOENT; -} - -static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc) +static inline int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc) { return -ENOENT; } -static inline u64 iwl_acpi_get_pwr_limit(struct device *dev) +static inline int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt, + u64 *dflt_pwr_limit) { + *dflt_pwr_limit = 0; return 0; } -static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk) +static inline int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk) { return -ENOENT; } -static inline int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, - __le16 *per_chain, u32 n_tables, u32 n_subbands, - int prof_a, int prof_b) +static inline int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt) { return -ENOENT; } -static inline int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) +static inline int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt) { return -ENOENT; } -static inline int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) -{ - return -ENOENT; -} - -static inline int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) +static inline int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt) { return 1; } -static inline bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) -{ - return false; -} - -static inline int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, - union iwl_tas_config_cmd *cmd, int fw_ver) +static inline int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *data) { return -ENOENT; } -static inline __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) -{ - return 0; -} - static inline int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt) { return -ENOENT; } -static inline int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, - union iwl_ppag_table_cmd *cmd, int *cmd_size) -{ - return -ENOENT; -} +/* macro since the second argument doesn't always exist */ +#define iwl_acpi_get_phy_filters(fwrt, filters) do { } while (0) -static inline bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt) +static inline void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt) { - return false; } -static inline void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, - struct iwl_phy_specific_cfg *filters) +static inline int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, + enum iwl_dsm_funcs func, u32 *value) { + return -ENOENT; } - #endif /* CONFIG_ACPI */ #endif /* __iwl_fw_acpi__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h b/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h index 3e81e9369224..bc27e15488f5 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h @@ -1,5 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* + * Copyright (C) 2023 Intel Corporation * Copyright (C) 2013-2014, 2018-2019 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2017 Intel Deutschland GmbH @@ -170,7 +171,11 @@ enum iwl_bt_ci_compliance { * @bt_activity_grading: the activity of BT &enum iwl_bt_activity_grading * @ttc_status: is TTC enabled - one bit per PHY * @rrc_status: is RRC enabled - one bit per PHY - * @reserved: reserved + * The following fields are only for version 5, and are reserved in version 4: + * @wifi_loss_low_rssi: The predicted lost WiFi rate (% of air time that BT is + * utilizing) when the RSSI is low (<= -65 dBm) + * @wifi_loss_mid_high_rssi: The predicted lost WiFi rate (% of air time that + * BT is utilizing) when the RSSI is mid/high (>= -65 dBm) */ struct iwl_bt_coex_profile_notif { __le32 mbox_msg[4]; @@ -182,7 +187,10 @@ struct iwl_bt_coex_profile_notif { __le32 bt_activity_grading; u8 ttc_status; u8 rrc_status; - __le16 reserved; -} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_4 */ + u8 wifi_loss_low_rssi; + u8 wifi_loss_mid_high_rssi; +} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_4 + * BT_COEX_PROFILE_NTFY_API_S_VER_5 + */ #endif /* __iwl_fw_api_coex_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h b/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h index ea99d41040d2..d2a74beed3a1 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h @@ -324,7 +324,7 @@ struct iwl_wowlan_patterns_cmd { u8 n_patterns; /** - * @n_patterns: sta_id + * @sta_id: sta_id */ u8 sta_id; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h index 751b596ea1a5..0f7903c5a4df 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h @@ -101,7 +101,7 @@ enum iwl_data_path_subcmd_ids { RX_NO_DATA_NOTIF = 0xF5, /** - * @THERMAL_DUAL_CHAIN_DISABLE_REQ: firmware request for SMPS mode, + * @THERMAL_DUAL_CHAIN_REQUEST: firmware request for SMPS mode, * &struct iwl_thermal_dual_chain_request */ THERMAL_DUAL_CHAIN_REQUEST = 0xF6, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h index 394747deb269..47c914de2992 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #ifndef __iwl_fw_dbg_tlv_h__ #define __iwl_fw_dbg_tlv_h__ @@ -319,7 +319,7 @@ struct iwl_fw_ini_conf_set_tlv { * @IWL_FW_INI_CONFIG_SET_TYPE_CSR: for CSR configuration * @IWL_FW_INI_CONFIG_SET_TYPE_DBGC_DRAM_ADDR: for DBGC_DRAM_ADDR configuration * @IWL_FW_INI_CONFIG_SET_TYPE_PERIPH_SCRATCH_HWM: for PERIPH SCRATCH HWM configuration - * @IWL_FW_INI_ALLOCATION_NUM: max number of configuration supported + * @IWL_FW_INI_CONFIG_SET_TYPE_MAX_NUM: max number of configuration supported */ enum iwl_fw_ini_config_set_type { @@ -360,6 +360,7 @@ enum iwl_fw_ini_allocation_id { * @IWL_FW_INI_LOCATION_SRAM_PATH: SRAM location * @IWL_FW_INI_LOCATION_DRAM_PATH: DRAM location * @IWL_FW_INI_LOCATION_NPK_PATH: NPK location + * @IWL_FW_INI_LOCATION_NUM: number of valid locations */ enum iwl_fw_ini_buffer_location { IWL_FW_INI_LOCATION_INVALID, @@ -439,6 +440,7 @@ enum iwl_fw_ini_region_device_memory_subtype { * Hard coded time points in which the driver can send hcmd or perform dump * collection * + * @IWL_FW_INI_TIME_POINT_INVALID: invalid timepoint * @IWL_FW_INI_TIME_POINT_EARLY: pre loading the FW * @IWL_FW_INI_TIME_POINT_AFTER_ALIVE: first cmd from host after alive notif * @IWL_FW_INI_TIME_POINT_POST_INIT: last cmd in series of init sequence @@ -553,7 +555,7 @@ enum iwl_fw_ini_dump_policy { * enum iwl_fw_ini_dump_type - Determines dump type based on size defined by FW. * * @IWL_FW_INI_DUMP_BRIEF : only dump the most important regions - * @IWL_FW_INI_DEBUG_MEDIUM: dump more regions than "brief", but not all regions + * @IWL_FW_INI_DUMP_MEDIUM: dump more regions than "brief", but not all regions * @IWL_FW_INI_DUMP_VERBOSE : dump all regions */ enum iwl_fw_ini_dump_type { diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h index 798731ecbefd..b31ae6889bd0 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h @@ -394,7 +394,7 @@ struct iwl_buf_alloc_cmd { * * @first_word: magic word value * @second_word: magic word value - * @framfrags: DRAM fragmentaion detail + * @dram_frags: DRAM fragmentaion detail */ struct iwl_dram_info { __le32 first_word; @@ -537,7 +537,7 @@ enum iwl_fw_dbg_config_cmd_type { }; /* LDBG_CFG_CMD_TYPE_API_E_VER_1 */ /* this token disables debug asserts in the firmware */ -#define IWL_FW_DBG_CONFIG_TOKEN 0x00011301 +#define IWL_FW_DBG_CONFIG_TOKEN 0x00010001 /** * struct iwl_fw_dbg_config_cmd - configure FW debug diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/location.h b/drivers/net/wireless/intel/iwlwifi/fw/api/location.h index b044990c7b87..25530a29317e 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/location.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/location.h @@ -630,6 +630,7 @@ enum iwl_location_frame_format { * @IWL_LOCATION_BW_20MHZ: 20MHz * @IWL_LOCATION_BW_40MHZ: 40MHz * @IWL_LOCATION_BW_80MHZ: 80MHz + * @IWL_LOCATION_BW_160MHZ: 160MHz */ enum iwl_location_bw { IWL_LOCATION_BW_20MHZ, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h index f15e6d64c298..c6d1f5644638 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h @@ -242,9 +242,9 @@ struct iwl_mac_low_latency_cmd { * @esr_transition_timeout: the timeout required by the AP for the * eSR transition. * Available only from version 2 of the command. - * This values comes from the EMLSR transition delay in the EML + * This value comes from the EMLSR transition delay in the EML * Capabilities subfield. - * @medium_sync_delay: the value as it appeasr in P802.11be_D2.2 Figure 9-1002j. + * @medium_sync_delay: the value as it appears in P802.11be_D2.2 Figure 9-1002j. * @assoc_id: unique ID assigned by the AP during association * @reserved1: alignment * @data_policy: see &enum iwl_mac_data_policy @@ -317,7 +317,6 @@ enum iwl_mac_config_filter_flags { * If the NIC is not ACK_ENABLED it may use the EOF-bit in first non-0 * len delim to determine if AGG or single. * @client: client mac data - * @go_ibss: mac data for go or ibss * @p2p_dev: mac data for p2p device */ struct iwl_mac_config_cmd { @@ -374,7 +373,7 @@ struct iwl_mac_config_cmd { * iwl_link_ctx_cfg_cmd::bss_color_disable * @LINK_CONTEXT_MODIFY_EHT_PARAMS: covers iwl_link_ctx_cfg_cmd::puncture_mask. * This flag can be set only if the MAC that this link relates to has - * eht_support set to true. + * eht_support set to true. No longer used since _VER_3 of this command. * @LINK_CONTEXT_MODIFY_ALL: set all above flags */ enum iwl_link_ctx_modify_flags { @@ -447,6 +446,7 @@ enum iwl_link_ctx_flags { * @listen_lmac: indicates whether the link should be allocated on the Listen * Lmac or on the Main Lmac. Cannot be changed on an active Link. * Relevant only for eSR. + * @reserved1: in version 2, listen_lmac became reserved * @cck_rates: basic rates available for CCK * @ofdm_rates: basic rates available for OFDM * @cck_short_preamble: 1 for enabling short preamble, 0 otherwise @@ -462,7 +462,7 @@ enum iwl_link_ctx_flags { * @bi: beacon interval in TU, applicable only when associated * @dtim_interval: DTIM interval in TU. * Relevant only for GO, otherwise this is offloaded. - * @puncture_mask: puncture mask for EHT + * @puncture_mask: puncture mask for EHT (removed in VER_3) * @frame_time_rts_th: HE duration RTS threshold, in units of 32us * @flags: a combination from &enum iwl_link_ctx_flags * @flags_mask: what of %flags have changed. Also &enum iwl_link_ctx_flags @@ -472,10 +472,10 @@ enum iwl_link_ctx_flags { * @bssid_index: index of the associated VAP * @bss_color: 11ax AP ID that is used in the HE SIG-A to mark inter BSS frame * @spec_link_id: link_id as the AP knows it - * @reserved: alignment + * @reserved2: alignment * @ibss_bssid_addr: bssid for ibss * @reserved_for_ibss_bssid_addr: reserved - * @reserved1: reserved for future use + * @reserved3: reserved for future use */ struct iwl_link_config_cmd { __le32 action; @@ -486,7 +486,10 @@ struct iwl_link_config_cmd { __le16 reserved_for_local_link_addr; __le32 modify_mask; __le32 active; - __le32 listen_lmac; + union { + __le32 listen_lmac; + __le32 reserved1; + }; __le32 cck_rates; __le32 ofdm_rates; __le32 cck_short_preamble; @@ -502,7 +505,7 @@ struct iwl_link_config_cmd { struct iwl_he_backoff_conf trig_based_txf[AC_NUM]; __le32 bi; __le32 dtim_interval; - __le16 puncture_mask; + __le16 puncture_mask; /* removed in _VER_3 */ __le16 frame_time_rts_th; __le32 flags; __le32 flags_mask; @@ -512,11 +515,11 @@ struct iwl_link_config_cmd { u8 bssid_index; u8 bss_color; u8 spec_link_id; - u8 reserved; + u8 reserved2; u8 ibss_bssid_addr[6]; __le16 reserved_for_ibss_bssid_addr; - __le32 reserved1[8]; -} __packed; /* LINK_CONTEXT_CONFIG_CMD_API_S_VER_1 */ + __le32 reserved3[8]; +} __packed; /* LINK_CONTEXT_CONFIG_CMD_API_S_VER_1, _VER_2, _VER_3 */ /* Currently FW supports link ids in the range 0-3 and can have * at most two active links for each vif. diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/mac.h b/drivers/net/wireless/intel/iwlwifi/fw/api/mac.h index 55882190251c..545826973a80 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/mac.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/mac.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2022 Intel Corporation + * Copyright (C) 2012-2014, 2018-2022, 2024 Intel Corporation * Copyright (C) 2017 Intel Deutschland GmbH */ #ifndef __iwl_fw_api_mac_h__ @@ -431,8 +431,8 @@ enum iwl_he_pkt_ext_constellations { }; #define MAX_HE_SUPP_NSS 2 -#define MAX_CHANNEL_BW_INDX_API_D_VER_2 4 -#define MAX_CHANNEL_BW_INDX_API_D_VER_3 5 +#define MAX_CHANNEL_BW_INDX_API_D_VER_1 4 +#define MAX_CHANNEL_BW_INDX_API_D_VER_2 5 /** * struct iwl_he_pkt_ext_v1 - QAM thresholds @@ -455,7 +455,7 @@ enum iwl_he_pkt_ext_constellations { * (0-low_th, 1-high_th) */ struct iwl_he_pkt_ext_v1 { - u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_CHANNEL_BW_INDX_API_D_VER_2][2]; + u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_CHANNEL_BW_INDX_API_D_VER_1][2]; } __packed; /* PKT_EXT_DOT11AX_API_S_VER_1 */ /** @@ -480,7 +480,7 @@ struct iwl_he_pkt_ext_v1 { * (0-low_th, 1-high_th) */ struct iwl_he_pkt_ext_v2 { - u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_CHANNEL_BW_INDX_API_D_VER_3][2]; + u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_CHANNEL_BW_INDX_API_D_VER_2][2]; } __packed; /* PKT_EXT_DOT11AX_API_S_VER_2 */ /** diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h index 7ec959244ffc..58034dfa7e70 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h @@ -1,12 +1,13 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ #ifndef __iwl_fw_api_nvm_reg_h__ #define __iwl_fw_api_nvm_reg_h__ +#include "fw/regulatory.h" /** * enum iwl_regulatory_and_nvm_subcmd_ids - regulatory/NVM commands */ @@ -438,36 +439,30 @@ enum iwl_mcc_source { MCC_SOURCE_GETTING_MCC_TEST_MODE = 0x11, }; -#define IWL_TAS_BLOCK_LIST_MAX 16 /** - * struct iwl_tas_config_cmd_v2 - configures the TAS + * struct iwl_tas_config_cmd_common - configures the TAS. + * This is also the v2 structure. * @block_list_size: size of relevant field in block_list_array * @block_list_array: list of countries where TAS must be disabled */ -struct iwl_tas_config_cmd_v2 { +struct iwl_tas_config_cmd_common { __le32 block_list_size; - __le32 block_list_array[IWL_TAS_BLOCK_LIST_MAX]; + __le32 block_list_array[IWL_WTAS_BLACK_LIST_MAX]; } __packed; /* TAS_CONFIG_CMD_API_S_VER_2 */ /** * struct iwl_tas_config_cmd_v3 - configures the TAS - * @block_list_size: size of relevant field in block_list_array - * @block_list_array: list of countries where TAS must be disabled * @override_tas_iec: indicates whether to override default value of IEC regulatory * @enable_tas_iec: in case override_tas_iec is set - * indicates whether IEC regulatory is enabled or disabled */ struct iwl_tas_config_cmd_v3 { - __le32 block_list_size; - __le32 block_list_array[IWL_TAS_BLOCK_LIST_MAX]; __le16 override_tas_iec; __le16 enable_tas_iec; } __packed; /* TAS_CONFIG_CMD_API_S_VER_3 */ /** - * struct iwl_tas_config_cmd_v3 - configures the TAS - * @block_list_size: size of relevant field in block_list_array - * @block_list_array: list of countries where TAS must be disabled + * struct iwl_tas_config_cmd_v4 - configures the TAS * @override_tas_iec: indicates whether to override default value of IEC regulatory * @enable_tas_iec: in case override_tas_iec is set - * indicates whether IEC regulatory is enabled or disabled @@ -475,19 +470,20 @@ struct iwl_tas_config_cmd_v3 { * @reserved: reserved */ struct iwl_tas_config_cmd_v4 { - __le32 block_list_size; - __le32 block_list_array[IWL_TAS_BLOCK_LIST_MAX]; u8 override_tas_iec; u8 enable_tas_iec; u8 usa_tas_uhb_allowed; u8 reserved; } __packed; /* TAS_CONFIG_CMD_API_S_VER_4 */ -union iwl_tas_config_cmd { - struct iwl_tas_config_cmd_v2 v2; - struct iwl_tas_config_cmd_v3 v3; - struct iwl_tas_config_cmd_v4 v4; +struct iwl_tas_config_cmd { + struct iwl_tas_config_cmd_common common; + union { + struct iwl_tas_config_cmd_v3 v3; + struct iwl_tas_config_cmd_v4 v4; + }; }; + /** * enum iwl_lari_config_masks - bit masks for the various LARI config operations * @LARI_CONFIG_DISABLE_11AC_UKRAINE_MSK: disable 11ac in ukraine diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/phy-ctxt.h b/drivers/net/wireless/intel/iwlwifi/fw/api/phy-ctxt.h index 306ed88de463..08a2c416ce60 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/phy-ctxt.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/phy-ctxt.h @@ -142,6 +142,8 @@ struct iwl_phy_context_cmd_v1 { * @lmac_id: the lmac id the phy context belongs to * @ci: channel info * @rxchain_info: ??? + * @sbb_bandwidth: 0 disabled, 1 - 40Mhz ... 4 - 320MHz + * @sbb_ctrl_channel_loc: location of the control channel * @dsp_cfg_flags: set to 0 * @reserved: reserved to align to 64 bit */ @@ -152,9 +154,20 @@ struct iwl_phy_context_cmd { /* PHY_CONTEXT_DATA_API_S_VER_3, PHY_CONTEXT_DATA_API_S_VER_4 */ struct iwl_fw_channel_info ci; __le32 lmac_id; - __le32 rxchain_info; /* reserved in _VER_4 */ + union { + __le32 rxchain_info; /* reserved in _VER_4 */ + struct { /* used for _VER_5/_VER_6 */ + u8 sbb_bandwidth; + u8 sbb_ctrl_channel_loc; + __le16 puncture_mask; /* added in VER_6 */ + }; + }; __le32 dsp_cfg_flags; __le32 reserved; -} __packed; /* PHY_CONTEXT_CMD_API_VER_3, PHY_CONTEXT_CMD_API_VER_4 */ +} __packed; /* PHY_CONTEXT_CMD_API_VER_3, + * PHY_CONTEXT_CMD_API_VER_4, + * PHY_CONTEXT_CMD_API_VER_5, + * PHY_CONTEXT_CMD_API_VER_6 + */ #endif /* __iwl_fw_api_phy_ctxt_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/power.h b/drivers/net/wireless/intel/iwlwifi/fw/api/power.h index 040d83fa5424..0bf38243f88a 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/power.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/power.h @@ -506,13 +506,40 @@ struct iwl_geo_tx_power_profiles_resp { } __packed; /* PER_CHAIN_LIMIT_OFFSET_RSP */ /** + * enum iwl_ppag_flags - PPAG enable masks + * @IWL_PPAG_ETSI_MASK: enable PPAG in ETSI + * @IWL_PPAG_CHINA_MASK: enable PPAG in China + * @IWL_PPAG_ETSI_LPI_UHB_MASK: enable LPI in ETSI for UHB + * @IWL_PPAG_ETSI_VLP_UHB_MASK: enable VLP in ETSI for UHB + * @IWL_PPAG_ETSI_SP_UHB_MASK: enable SP in ETSI for UHB + * @IWL_PPAG_USA_LPI_UHB_MASK: enable LPI in USA for UHB + * @IWL_PPAG_USA_VLP_UHB_MASK: enable VLP in USA for UHB + * @IWL_PPAG_USA_SP_UHB_MASK: enable SP in USA for UHB + * @IWL_PPAG_CANADA_LPI_UHB_MASK: enable LPI in CANADA for UHB + * @IWL_PPAG_CANADA_VLP_UHB_MASK: enable VLP in CANADA for UHB + * @IWL_PPAG_CANADA_SP_UHB_MASK: enable SP in CANADA for UHB + */ +enum iwl_ppag_flags { + IWL_PPAG_ETSI_MASK = BIT(0), + IWL_PPAG_CHINA_MASK = BIT(1), + IWL_PPAG_ETSI_LPI_UHB_MASK = BIT(2), + IWL_PPAG_ETSI_VLP_UHB_MASK = BIT(3), + IWL_PPAG_ETSI_SP_UHB_MASK = BIT(4), + IWL_PPAG_USA_LPI_UHB_MASK = BIT(5), + IWL_PPAG_USA_VLP_UHB_MASK = BIT(6), + IWL_PPAG_USA_SP_UHB_MASK = BIT(7), + IWL_PPAG_CANADA_LPI_UHB_MASK = BIT(8), + IWL_PPAG_CANADA_VLP_UHB_MASK = BIT(9), + IWL_PPAG_CANADA_SP_UHB_MASK = BIT(10), +}; + +/** * union iwl_ppag_table_cmd - union for all versions of PPAG command * @v1: version 1 * @v2: version 2 - * - * @flags: bit 0 - indicates enablement of PPAG for ETSI - * bit 1 - indicates enablement of PPAG for CHINA BIOS - * bit 1 can be used only in v3 (identical to v2) + * version 3, 4 and 5 are the same structure as v2, + * but has a different format of the flags bitmap + * @flags: values from &enum iwl_ppag_flags * @gain: table of antenna gain values per chain and sub-band * @reserved: reserved */ @@ -529,6 +556,11 @@ union iwl_ppag_table_cmd { } v2; } __packed; +#define IWL_PPAG_CMD_V4_MASK (IWL_PPAG_ETSI_MASK | IWL_PPAG_CHINA_MASK) +#define IWL_PPAG_CMD_V5_MASK (IWL_PPAG_CMD_V4_MASK | \ + IWL_PPAG_ETSI_LPI_UHB_MASK | \ + IWL_PPAG_USA_LPI_UHB_MASK) + #define MCC_TO_SAR_OFFSET_TABLE_ROW_SIZE 26 #define MCC_TO_SAR_OFFSET_TABLE_COL_SIZE 13 diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/sta.h b/drivers/net/wireless/intel/iwlwifi/fw/api/sta.h index d62fed543276..d7f8a276b683 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/sta.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2021 Intel Corporation + * Copyright (C) 2012-2014, 2018-2021, 2023 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -109,6 +109,7 @@ enum iwl_sta_flags { * @STA_KEY_FLG_EN_MSK: mask for encryption algorithmi value * @STA_KEY_FLG_WEP_KEY_MAP: wep is either a group key (0 - legacy WEP) or from * station info array (1 - n 1X mode) + * @STA_KEY_FLG_AMSDU_SPP: SPP (signaling and payload protected) A-MSDU * @STA_KEY_FLG_KEYID_MSK: the index of the key * @STA_KEY_FLG_KEYID_POS: key index bit position * @STA_KEY_NOT_VALID: key is invalid @@ -129,6 +130,7 @@ enum iwl_sta_key_flag { STA_KEY_FLG_EN_MSK = (7 << 0), STA_KEY_FLG_WEP_KEY_MAP = BIT(3), + STA_KEY_FLG_AMSDU_SPP = BIT(7), STA_KEY_FLG_KEYID_POS = 8, STA_KEY_FLG_KEYID_MSK = (3 << STA_KEY_FLG_KEYID_POS), STA_KEY_NOT_VALID = BIT(11), diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h b/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h index 842360b1e995..d9e4c75403b8 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h @@ -76,6 +76,8 @@ enum iwl_tx_flags { * to a secured STA * @IWL_TX_FLAGS_HIGH_PRI: high priority frame (like EAPOL) - can affect rate * selection, retry limits and BT kill + * @IWL_TX_FLAGS_RTS: firmware used an RTS + * @IWL_TX_FLAGS_CTS: firmware used CTS-to-self */ enum iwl_tx_cmd_flags { IWL_TX_FLAGS_CMD_RATE = BIT(0), @@ -884,6 +886,7 @@ struct iwl_tx_path_flush_cmd { /** * struct iwl_flush_queue_info - virtual flush queue info + * @tid: the tid to flush * @queue_num: virtual queue id * @read_before_flush: read pointer before flush * @read_after_flush: read pointer after flush @@ -897,6 +900,7 @@ struct iwl_flush_queue_info { /** * struct iwl_tx_path_flush_cmd_rsp -- queue/FIFO flush command response + * @sta_id: the station for which the queue was flushed * @num_flushed_queues: number of queues in queues array * @queues: all flushed queues */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h b/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h index 9c69d3674384..e6c0f928a6bb 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2019-2021, 2023 Intel Corporation + * Copyright (C) 2005-2014, 2019-2021, 2023-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -66,6 +66,16 @@ enum iwl_gen2_tx_fifo { IWL_GEN2_TRIG_TX_FIFO_VO, }; +enum iwl_bz_tx_fifo { + IWL_BZ_EDCA_TX_FIFO_BK, + IWL_BZ_EDCA_TX_FIFO_BE, + IWL_BZ_EDCA_TX_FIFO_VI, + IWL_BZ_EDCA_TX_FIFO_VO, + IWL_BZ_TRIG_TX_FIFO_BK, + IWL_BZ_TRIG_TX_FIFO_BE, + IWL_BZ_TRIG_TX_FIFO_VI, + IWL_BZ_TRIG_TX_FIFO_VO, +}; /** * enum iwl_tx_queue_cfg_actions - TXQ config options * @TX_QUEUE_CFG_ENABLE_QUEUE: enable a queue diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index e27774e7ed74..db6d7013df66 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2005-2014, 2018-2023 Intel Corporation + * Copyright (C) 2005-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH */ @@ -19,7 +19,6 @@ * @fwrt_ptr: pointer to the buffer coming from fwrt * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the * transport's data. - * @trans_len: length of the valid data in trans_ptr * @fwrt_len: length of the valid data in fwrt_ptr */ struct iwl_fw_dump_ptrs { @@ -1728,10 +1727,12 @@ iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, /** * mask_apply_and_normalize - applies mask on val and normalize the result * - * The normalization is based on the first set bit in the mask - * * @val: value * @mask: mask to apply and to normalize with + * + * The normalization is based on the first set bit in the mask + * + * Returns: the extracted value */ static u32 mask_apply_and_normalize(u32 val, u32 mask) { @@ -2200,15 +2201,16 @@ struct iwl_dump_ini_mem_ops { }; /** - * iwl_dump_ini_mem - * - * Creates a dump tlv and copy a memory region into it. - * Returns the size of the current dump tlv or 0 if failed + * iwl_dump_ini_mem - dump memory region * * @fwrt: fw runtime struct * @list: list to add the dump tlv to * @reg_data: memory region * @ops: memory dump operations + * + * Creates a dump tlv and copy a memory region into it. + * + * Returns: the size of the current dump tlv or 0 if failed */ static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list, struct iwl_dump_ini_region_data *reg_data, @@ -2427,9 +2429,12 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, struct iwl_fw_ini_debug_info_tlv *debug_info = (void *)node->tlv.data; + BUILD_BUG_ON(sizeof(cfg_name->cfg_name) != + sizeof(debug_info->debug_cfg_name)); + cfg_name->image_type = debug_info->image_type; cfg_name->cfg_name_len = - cpu_to_le32(IWL_FW_INI_MAX_CFG_NAME); + cpu_to_le32(sizeof(cfg_name->cfg_name)); memcpy(cfg_name->cfg_name, debug_info->debug_cfg_name, sizeof(cfg_name->cfg_name)); cfg_name++; @@ -2873,7 +2878,8 @@ int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt, IWL_WARN(fwrt, "Collecting data: trigger %d fired.\n", le32_to_cpu(desc->trig_desc.type)); - schedule_delayed_work(&wk_data->wk, usecs_to_jiffies(delay)); + queue_delayed_work(system_unbound_wq, &wk_data->wk, + usecs_to_jiffies(delay)); return 0; } @@ -3175,7 +3181,9 @@ int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, if (sync) iwl_fw_dbg_collect_sync(fwrt, idx); else - schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay)); + queue_delayed_work(system_unbound_wq, + &fwrt->dump.wks[idx].wk, + usecs_to_jiffies(delay)); return 0; } diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h index eb38c686b5cb..98d56e778d99 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h @@ -306,8 +306,6 @@ static inline void iwl_fw_error_collect(struct iwl_fw_runtime *fwrt, bool sync) _iwl_dbg_tlv_time_point(fwrt, tp_id, NULL, sync); } -void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt); - static inline void iwl_fwrt_update_fw_versions(struct iwl_fw_runtime *fwrt, struct iwl_lmac_alive *lmac, struct iwl_umac_alive *umac) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h index 06d6f7f66430..5c76e3b94968 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2014, 2018-2022 Intel Corporation + * Copyright (C) 2014, 2018-2024 Intel Corporation * Copyright (C) 2014-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -16,7 +16,7 @@ /** * enum iwl_fw_error_dump_type - types of data in the dump file * @IWL_FW_ERROR_DUMP_CSR: Control Status Registers - from offset 0 - * @IWL_FW_ERROR_DUMP_RXF: + * @IWL_FW_ERROR_DUMP_RXF: RX FIFO contents * @IWL_FW_ERROR_DUMP_TXCMD: last TX command data, structured as * &struct iwl_fw_error_dump_txcmd packets * @IWL_FW_ERROR_DUMP_DEV_FW_INFO: struct %iwl_fw_error_dump_info @@ -24,21 +24,24 @@ * @IWL_FW_ERROR_DUMP_FW_MONITOR: firmware monitor * @IWL_FW_ERROR_DUMP_PRPH: range of periphery registers - there can be several * sections like this in a single file. + * @IWL_FW_ERROR_DUMP_TXF: TX FIFO contents * @IWL_FW_ERROR_DUMP_FH_REGS: range of FH registers * @IWL_FW_ERROR_DUMP_MEM: chunk of memory * @IWL_FW_ERROR_DUMP_ERROR_INFO: description of what triggered this dump. * Structured as &struct iwl_fw_error_dump_trigger_desc. * @IWL_FW_ERROR_DUMP_RB: the content of an RB structured as * &struct iwl_fw_error_dump_rb - * @IWL_FW_ERROR_PAGING: UMAC's image memory segments which were + * @IWL_FW_ERROR_DUMP_PAGING: UMAC's image memory segments which were * paged to the DRAM. * @IWL_FW_ERROR_DUMP_RADIO_REG: Dump the radio registers. + * @IWL_FW_ERROR_DUMP_INTERNAL_TXF: internal TX FIFO data * @IWL_FW_ERROR_DUMP_EXTERNAL: used only by external code utilities, and * for that reason is not in use in any other place in the Linux Wi-Fi * stack. * @IWL_FW_ERROR_DUMP_MEM_CFG: the addresses and sizes of fifos in the smem, * which we get from the fw after ALIVE. The content is structured as * &struct iwl_fw_error_dump_smem_cfg. + * @IWL_FW_ERROR_DUMP_D3_DEBUG_DATA: D3 debug data */ enum iwl_fw_error_dump_type { /* 0 is deprecated */ @@ -59,8 +62,6 @@ enum iwl_fw_error_dump_type { IWL_FW_ERROR_DUMP_EXTERNAL = 15, /* Do not move */ IWL_FW_ERROR_DUMP_MEM_CFG = 16, IWL_FW_ERROR_DUMP_D3_DEBUG_DATA = 17, - - IWL_FW_ERROR_DUMP_MAX, }; /** @@ -442,7 +443,7 @@ struct iwl_fw_ini_err_table_dump { * struct iwl_fw_error_dump_rb - content of an Receive Buffer * @index: the index of the Receive Buffer in the Rx queue * @rxq: the RB's Rx queue - * @reserved: + * @reserved: reserved * @data: the content of the Receive Buffer */ struct iwl_fw_error_dump_rb { @@ -488,7 +489,7 @@ struct iwl_fw_ini_special_device_memory { * struct iwl_fw_error_dump_paging - content of the UMAC's image page * block on DRAM * @index: the index of the page block - * @reserved: + * @reserved: reserved * @data: the content of the page block */ struct iwl_fw_error_dump_paging { @@ -511,6 +512,7 @@ iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data) /** * enum iwl_fw_dbg_trigger - triggers available * + * @FW_DBG_TRIGGER_INVALID: invalid trigger value * @FW_DBG_TRIGGER_USER: trigger log collection by user * This should not be defined as a trigger to the driver, but a value the * driver should set to indicate that the trigger was initiated by the @@ -530,14 +532,15 @@ iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data) * @FW_DBG_TRIGGER_TIME_EVENT: trigger log collection upon time events related * events. * @FW_DBG_TRIGGER_BA: trigger log collection upon BlockAck related events. - * @FW_DBG_TX_LATENCY: trigger log collection when the tx latency goes above a - * threshold. - * @FW_DBG_TDLS: trigger log collection upon TDLS related events. + * @FW_DBG_TRIGGER_TX_LATENCY: trigger log collection when the tx latency + * goes above a threshold. + * @FW_DBG_TRIGGER_TDLS: trigger log collection upon TDLS related events. * @FW_DBG_TRIGGER_TX_STATUS: trigger log collection upon tx status when * the firmware sends a tx reply. * @FW_DBG_TRIGGER_ALIVE_TIMEOUT: trigger log collection if alive flow timeouts * @FW_DBG_TRIGGER_DRIVER: trigger log collection upon a flow failure * in the driver. + * @FW_DBG_TRIGGER_MAX: beyond triggers, number for sizing arrays etc. */ enum iwl_fw_dbg_trigger { FW_DBG_TRIGGER_INVALID = 0, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index bfc39bd5bbc6..f69d29e531c8 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2008-2014, 2018-2023 Intel Corporation + * Copyright (C) 2008-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -216,6 +216,7 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t; * ADD_MODIFY_STA_KEY_API_S_VER_2. * @IWL_UCODE_TLV_API_STA_TYPE: This ucode supports station type assignement. * @IWL_UCODE_TLV_API_NAN2_VER2: This ucode supports NAN API version 2 + * @IWL_UCODE_TLV_API_ADAPTIVE_DWELL: support for adaptive dwell in scanning * @IWL_UCODE_TLV_API_NEW_RX_STATS: should new RX STATISTICS API be used * @IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY: Quota command includes a field * indicating low latency direction. @@ -239,14 +240,21 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t; * SCAN_OFFLOAD_PROFILES_QUERY_RSP_S. * @IWL_UCODE_TLV_API_MBSSID_HE: This ucode supports v2 of * STA_CONTEXT_DOT11AX_API_S + * @IWL_UCODE_TLV_API_FTM_RTT_ACCURACY: version 7 of the range response API + * is supported by FW, this indicates the RTT confidence value * @IWL_UCODE_TLV_API_SAR_TABLE_VER: This ucode supports different sar * version tables. * @IWL_UCODE_TLV_API_REDUCED_SCAN_CONFIG: This ucode supports v3 of - * SCAN_CONFIG_DB_CMD_API_S. + * SCAN_CONFIG_DB_CMD_API_S. + * @IWL_UCODE_TLV_API_ADWELL_HB_DEF_N_AP: support for setting adaptive dwell + * number of APs in the 5 GHz band + * @IWL_UCODE_TLV_API_BAND_IN_RX_DATA: FW reports band number in RX notification * @IWL_UCODE_TLV_API_NO_HOST_DISABLE_TX: Firmware offloaded the station disable tx * logic. * @IWL_UCODE_TLV_API_INT_DBG_BUF_CLEAR: Firmware supports clearing the debug * internal buffer + * @IWL_UCODE_TLV_API_SMART_FIFO_OFFLOAD: Firmware doesn't need the host to + * configure the smart fifo * * @NUM_IWL_UCODE_TLV_API: number of bits used */ @@ -287,6 +295,7 @@ enum iwl_ucode_tlv_api { /* API Set 2 */ IWL_UCODE_TLV_API_NO_HOST_DISABLE_TX = (__force iwl_ucode_tlv_api_t)66, IWL_UCODE_TLV_API_INT_DBG_BUF_CLEAR = (__force iwl_ucode_tlv_api_t)67, + IWL_UCODE_TLV_API_SMART_FIFO_OFFLOAD = (__force iwl_ucode_tlv_api_t)68, NUM_IWL_UCODE_TLV_API /* @@ -383,6 +392,9 @@ typedef unsigned int __bitwise iwl_ucode_tlv_capa_t; * channels even when these are not enabled. * @IWL_UCODE_TLV_CAPA_DUMP_COMPLETE_SUPPORT: Support for indicating dump collection * complete to FW. + * @IWL_UCODE_TLV_CAPA_SPP_AMSDU_SUPPORT: Support SPP (signaling and payload + * protected) A-MSDU. + * @IWL_UCODE_TLV_CAPA_SECURE_LTF_SUPPORT: Support secure LTF measurement. * * @NUM_IWL_UCODE_TLV_CAPA: number of bits used */ @@ -468,6 +480,7 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_PSC_CHAN_SUPPORT = (__force iwl_ucode_tlv_capa_t)98, IWL_UCODE_TLV_CAPA_BIGTK_SUPPORT = (__force iwl_ucode_tlv_capa_t)100, + IWL_UCODE_TLV_CAPA_SPP_AMSDU_SUPPORT = (__force iwl_ucode_tlv_capa_t)103, IWL_UCODE_TLV_CAPA_DRAM_FRAG_SUPPORT = (__force iwl_ucode_tlv_capa_t)104, IWL_UCODE_TLV_CAPA_DUMP_COMPLETE_SUPPORT = (__force iwl_ucode_tlv_capa_t)105, IWL_UCODE_TLV_CAPA_SYNCED_TIME = (__force iwl_ucode_tlv_capa_t)106, @@ -480,7 +493,7 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_STA_EXP_MFP_SUPPORT = (__force iwl_ucode_tlv_capa_t)114, IWL_UCODE_TLV_CAPA_SNIFF_VALIDATE_SUPPORT = (__force iwl_ucode_tlv_capa_t)116, IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT = (__force iwl_ucode_tlv_capa_t)117, - + IWL_UCODE_TLV_CAPA_SECURE_LTF_SUPPORT = (__force iwl_ucode_tlv_capa_t)121, NUM_IWL_UCODE_TLV_CAPA /* * This construction make both sparse (which cannot increment the previous @@ -566,6 +579,7 @@ enum iwl_fw_dbg_reg_operator { * struct iwl_fw_dbg_reg_op - an operation on a register * * @op: &enum iwl_fw_dbg_reg_operator + * @reserved: reserved * @addr: offset of the register * @val: value */ @@ -612,6 +626,7 @@ struct iwl_fw_dbg_mem_seg_tlv { * @version: version of the TLV - currently 0 * @monitor_mode: &enum iwl_fw_dbg_monitor_mode * @size_power: buffer size will be 2^(size_power + 11) + * @reserved: reserved * @base_reg: addr of the base addr register (PRPH) * @end_reg: addr of the end addr register (PRPH) * @write_ptr_reg: the addr of the reg of the write pointer @@ -722,6 +737,8 @@ enum iwl_fw_dbg_trigger_vif_type { * @trig_dis_ms: the time, in milliseconds, after an occurrence of this * trigger in which another occurrence should be ignored. * @flags: &enum iwl_fw_dbg_trigger_flags + * @reserved: reserved (for alignment) + * @data: trigger data */ struct iwl_fw_dbg_trigger_tlv { __le32 id; @@ -762,7 +779,7 @@ struct iwl_fw_dbg_trigger_missed_bcon { /** * struct iwl_fw_dbg_trigger_cmd - configures trigger for messages from FW. - * cmds: the list of commands to trigger the collection on + * @cmds: the list of commands to trigger the collection on */ struct iwl_fw_dbg_trigger_cmd { struct cmd { @@ -772,7 +789,7 @@ struct iwl_fw_dbg_trigger_cmd { } __packed; /** - * iwl_fw_dbg_trigger_stats - configures trigger for statistics + * struct iwl_fw_dbg_trigger_stats - configures trigger for statistics * @stop_offset: the offset of the value to be monitored * @stop_threshold: the threshold above which to collect * @start_offset: the offset of the value to be monitored diff --git a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c index 650e4bde9c17..1195e708caa9 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright(c) 2020-2023 Intel Corporation + * Copyright(c) 2020-2024 Intel Corporation */ #include "iwl-drv.h" @@ -12,6 +12,8 @@ #include "fw/api/alive.h" #include "fw/uefi.h" +#define IWL_PNVM_REDUCED_CAP_BIT BIT(25) + struct iwl_pnvm_section { __le32 offset; const u8 data[]; @@ -173,6 +175,7 @@ static int iwl_pnvm_parse(struct iwl_trans *trans, const u8 *data, while (len >= sizeof(*tlv)) { u32 tlv_len, tlv_type; + u32 rf_type; len -= sizeof(*tlv); tlv = (const void *)data; @@ -201,6 +204,16 @@ static int iwl_pnvm_parse(struct iwl_trans *trans, const u8 *data, data += sizeof(*tlv) + ALIGN(tlv_len, 4); len -= ALIGN(tlv_len, 4); + trans->reduced_cap_sku = false; + rf_type = CSR_HW_RFID_TYPE(trans->hw_rf_id); + if ((trans->sku_id[0] & IWL_PNVM_REDUCED_CAP_BIT) && + rf_type == IWL_CFG_RF_TYPE_FM) + trans->reduced_cap_sku = true; + + IWL_DEBUG_FW(trans, + "Reduced SKU device %d\n", + trans->reduced_cap_sku); + if (trans->sku_id[0] == le32_to_cpu(sku_id->data[0]) && trans->sku_id[1] == le32_to_cpu(sku_id->data[1]) && trans->sku_id[2] == le32_to_cpu(sku_id->data[2])) { @@ -239,7 +252,7 @@ static int iwl_pnvm_get_from_fs(struct iwl_trans *trans, u8 **data, size_t *len) } new_len = pnvm->size; - *data = kmemdup(pnvm->data, pnvm->size, GFP_KERNEL); + *data = kvmemdup(pnvm->data, pnvm->size, GFP_KERNEL); release_firmware(pnvm); if (!*data) @@ -255,21 +268,27 @@ static u8 *iwl_get_pnvm_image(struct iwl_trans *trans_p, size_t *len) struct pnvm_sku_package *package; u8 *image = NULL; - /* First attempt to get the PNVM from BIOS */ - package = iwl_uefi_get_pnvm(trans_p, len); - if (!IS_ERR_OR_NULL(package)) { - if (*len >= sizeof(*package)) { - /* we need only the data */ - *len -= sizeof(*package); - image = kmemdup(package->data, *len, GFP_KERNEL); + /* Get PNVM from BIOS for non-Intel SKU */ + if (trans_p->sku_id[2]) { + package = iwl_uefi_get_pnvm(trans_p, len); + if (!IS_ERR_OR_NULL(package)) { + if (*len >= sizeof(*package)) { + /* we need only the data */ + *len -= sizeof(*package); + image = kvmemdup(package->data, + *len, GFP_KERNEL); + } + /* + * free package regardless of whether kmemdup + * succeeded + */ + kfree(package); + if (image) + return image; } - /* free package regardless of whether kmemdup succeeded */ - kfree(package); - if (image) - return image; } - /* If it's not available, try from the filesystem */ + /* If it's not available, or for Intel SKU, try from the filesystem */ if (iwl_pnvm_get_from_fs(trans_p, &image, len)) return NULL; return image; @@ -314,7 +333,7 @@ static void iwl_pnvm_load_pnvm_to_trans(struct iwl_trans *trans, set: iwl_trans_set_pnvm(trans, capa); free: - kfree(data); + kvfree(data); kfree(pnvm_data); } diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c new file mode 100644 index 000000000000..36d506463e0e --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c @@ -0,0 +1,500 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2023 Intel Corporation + */ +#include <linux/dmi.h> +#include "iwl-drv.h" +#include "iwl-debug.h" +#include "regulatory.h" +#include "fw/runtime.h" +#include "fw/uefi.h" + +#define GET_BIOS_TABLE(__name, ...) \ +do { \ + int ret = -ENOENT; \ + if (fwrt->uefi_tables_lock_status > UEFI_WIFI_GUID_UNLOCKED) \ + ret = iwl_uefi_get_ ## __name(__VA_ARGS__); \ + if (ret < 0) \ + ret = iwl_acpi_get_ ## __name(__VA_ARGS__); \ + return ret; \ +} while (0) + +#define IWL_BIOS_TABLE_LOADER(__name) \ +int iwl_bios_get_ ## __name(struct iwl_fw_runtime *fwrt) \ +{GET_BIOS_TABLE(__name, fwrt); } \ +IWL_EXPORT_SYMBOL(iwl_bios_get_ ## __name) + +#define IWL_BIOS_TABLE_LOADER_DATA(__name, data_type) \ +int iwl_bios_get_ ## __name(struct iwl_fw_runtime *fwrt, \ + data_type * data) \ +{GET_BIOS_TABLE(__name, fwrt, data); } \ +IWL_EXPORT_SYMBOL(iwl_bios_get_ ## __name) + +IWL_BIOS_TABLE_LOADER(wrds_table); +IWL_BIOS_TABLE_LOADER(ewrd_table); +IWL_BIOS_TABLE_LOADER(wgds_table); +IWL_BIOS_TABLE_LOADER(ppag_table); +IWL_BIOS_TABLE_LOADER_DATA(tas_table, struct iwl_tas_data); +IWL_BIOS_TABLE_LOADER_DATA(pwr_limit, u64); +IWL_BIOS_TABLE_LOADER_DATA(mcc, char); +IWL_BIOS_TABLE_LOADER_DATA(eckv, u32); + + +static const struct dmi_system_id dmi_ppag_approved_list[] = { + { .ident = "HP", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + }, + }, + { .ident = "SAMSUNG", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"), + }, + }, + { .ident = "MSFT", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), + }, + }, + { .ident = "ASUS", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + }, + }, + { .ident = "GOOGLE-HP", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Google"), + DMI_MATCH(DMI_BOARD_VENDOR, "HP"), + }, + }, + { .ident = "GOOGLE-ASUS", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Google"), + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTek COMPUTER INC."), + }, + }, + { .ident = "GOOGLE-SAMSUNG", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Google"), + DMI_MATCH(DMI_BOARD_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"), + }, + }, + { .ident = "DELL", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + }, + }, + { .ident = "DELL", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + }, + }, + { .ident = "RAZER", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Razer"), + }, + }, + { .ident = "Honor", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HONOR"), + }, + }, + {} +}; + +static const struct dmi_system_id dmi_tas_approved_list[] = { + { .ident = "HP", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + }, + }, + { .ident = "SAMSUNG", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"), + }, + }, + { .ident = "LENOVO", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + }, + }, + { .ident = "DELL", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + }, + }, + { .ident = "MSFT", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), + }, + }, + { .ident = "Acer", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + }, + }, + { .ident = "ASUS", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + }, + }, + { .ident = "GOOGLE-HP", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Google"), + DMI_MATCH(DMI_BOARD_VENDOR, "HP"), + }, + }, + { .ident = "MSI", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."), + }, + }, + { .ident = "Honor", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HONOR"), + }, + }, + /* keep last */ + {} +}; + +bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) +{ + /* + * The PER_CHAIN_LIMIT_OFFSET_CMD command is not supported on + * earlier firmware versions. Unfortunately, we don't have a + * TLV API flag to rely on, so rely on the major version which + * is in the first byte of ucode_ver. This was implemented + * initially on version 38 and then backported to 17. It was + * also backported to 29, but only for 7265D devices. The + * intention was to have it in 36 as well, but not all 8000 + * family got this feature enabled. The 8000 family is the + * only one using version 36, so skip this version entirely. + */ + return IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) >= 38 || + (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 && + fwrt->trans->hw_rev != CSR_HW_REV_TYPE_3160) || + (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 && + ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == + CSR_HW_REV_TYPE_7265D)); +} +IWL_EXPORT_SYMBOL(iwl_sar_geo_support); + +int iwl_sar_geo_fill_table(struct iwl_fw_runtime *fwrt, + struct iwl_per_chain_offset *table, + u32 n_bands, u32 n_profiles) +{ + int i, j; + + if (!fwrt->geo_enabled) + return -ENODATA; + + if (!iwl_sar_geo_support(fwrt)) + return -EOPNOTSUPP; + + for (i = 0; i < n_profiles; i++) { + for (j = 0; j < n_bands; j++) { + struct iwl_per_chain_offset *chain = + &table[i * n_bands + j]; + + chain->max_tx_power = + cpu_to_le16(fwrt->geo_profiles[i].bands[j].max); + chain->chain_a = + fwrt->geo_profiles[i].bands[j].chains[0]; + chain->chain_b = + fwrt->geo_profiles[i].bands[j].chains[1]; + IWL_DEBUG_RADIO(fwrt, + "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n", + i, j, + fwrt->geo_profiles[i].bands[j].chains[0], + fwrt->geo_profiles[i].bands[j].chains[1], + fwrt->geo_profiles[i].bands[j].max); + } + } + + return 0; +} +IWL_EXPORT_SYMBOL(iwl_sar_geo_fill_table); + +static int iwl_sar_fill_table(struct iwl_fw_runtime *fwrt, + __le16 *per_chain, u32 n_subbands, + int prof_a, int prof_b) +{ + int profs[BIOS_SAR_NUM_CHAINS] = { prof_a, prof_b }; + int i, j; + + for (i = 0; i < BIOS_SAR_NUM_CHAINS; i++) { + struct iwl_sar_profile *prof; + + /* don't allow SAR to be disabled (profile 0 means disable) */ + if (profs[i] == 0) + return -EPERM; + + /* we are off by one, so allow up to BIOS_SAR_MAX_PROFILE_NUM */ + if (profs[i] > BIOS_SAR_MAX_PROFILE_NUM) + return -EINVAL; + + /* profiles go from 1 to 4, so decrement to access the array */ + prof = &fwrt->sar_profiles[profs[i] - 1]; + + /* if the profile is disabled, do nothing */ + if (!prof->enabled) { + IWL_DEBUG_RADIO(fwrt, "SAR profile %d is disabled.\n", + profs[i]); + /* + * if one of the profiles is disabled, we + * ignore all of them and return 1 to + * differentiate disabled from other failures. + */ + return 1; + } + + IWL_DEBUG_INFO(fwrt, + "SAR EWRD: chain %d profile index %d\n", + i, profs[i]); + IWL_DEBUG_RADIO(fwrt, " Chain[%d]:\n", i); + for (j = 0; j < n_subbands; j++) { + per_chain[i * n_subbands + j] = + cpu_to_le16(prof->chains[i].subbands[j]); + IWL_DEBUG_RADIO(fwrt, " Band[%d] = %d * .125dBm\n", + j, prof->chains[i].subbands[j]); + } + } + + return 0; +} + +int iwl_sar_fill_profile(struct iwl_fw_runtime *fwrt, + __le16 *per_chain, u32 n_tables, u32 n_subbands, + int prof_a, int prof_b) +{ + int i, ret = 0; + + for (i = 0; i < n_tables; i++) { + ret = iwl_sar_fill_table(fwrt, + &per_chain[i * n_subbands * BIOS_SAR_NUM_CHAINS], + n_subbands, prof_a, prof_b); + if (ret) + break; + } + + return ret; +} +IWL_EXPORT_SYMBOL(iwl_sar_fill_profile); + +static bool iwl_ppag_value_valid(struct iwl_fw_runtime *fwrt, int chain, + int subband) +{ + s8 ppag_val = fwrt->ppag_chains[chain].subbands[subband]; + + if ((subband == 0 && + (ppag_val > IWL_PPAG_MAX_LB || ppag_val < IWL_PPAG_MIN_LB)) || + (subband != 0 && + (ppag_val > IWL_PPAG_MAX_HB || ppag_val < IWL_PPAG_MIN_HB))) { + IWL_DEBUG_RADIO(fwrt, "Invalid PPAG value: %d\n", ppag_val); + return false; + } + return true; +} + +int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt, + union iwl_ppag_table_cmd *cmd, int *cmd_size) +{ + u8 cmd_ver; + int i, j, num_sub_bands; + s8 *gain; + bool send_ppag_always; + + /* many firmware images for JF lie about this */ + if (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id) == + CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_JF)) + return -EOPNOTSUPP; + + if (!fw_has_capa(&fwrt->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { + IWL_DEBUG_RADIO(fwrt, + "PPAG capability not supported by FW, command not sent.\n"); + return -EINVAL; + } + + cmd_ver = iwl_fw_lookup_cmd_ver(fwrt->fw, + WIDE_ID(PHY_OPS_GROUP, + PER_PLATFORM_ANT_GAIN_CMD), 1); + /* + * Starting from ver 4, driver needs to send the PPAG CMD regardless + * if PPAG is enabled/disabled or valid/invalid. + */ + send_ppag_always = cmd_ver > 3; + + /* Don't send PPAG if it is disabled */ + if (!send_ppag_always && !fwrt->ppag_flags) { + IWL_DEBUG_RADIO(fwrt, "PPAG not enabled, command not sent.\n"); + return -EINVAL; + } + + /* The 'flags' field is the same in v1 and in v2 so we can just + * use v1 to access it. + */ + cmd->v1.flags = cpu_to_le32(fwrt->ppag_flags); + + IWL_DEBUG_RADIO(fwrt, "PPAG cmd ver is %d\n", cmd_ver); + if (cmd_ver == 1) { + num_sub_bands = IWL_NUM_SUB_BANDS_V1; + gain = cmd->v1.gain[0]; + *cmd_size = sizeof(cmd->v1); + if (fwrt->ppag_ver >= 1) { + /* in this case FW supports revision 0 */ + IWL_DEBUG_RADIO(fwrt, + "PPAG table rev is %d, send truncated table\n", + fwrt->ppag_ver); + } + } else if (cmd_ver >= 2 && cmd_ver <= 5) { + num_sub_bands = IWL_NUM_SUB_BANDS_V2; + gain = cmd->v2.gain[0]; + *cmd_size = sizeof(cmd->v2); + if (fwrt->ppag_ver == 0) { + /* in this case FW supports revisions 1,2 or 3 */ + IWL_DEBUG_RADIO(fwrt, + "PPAG table rev is 0, send padded table\n"); + } + } else { + IWL_DEBUG_RADIO(fwrt, "Unsupported PPAG command version\n"); + return -EINVAL; + } + + /* ppag mode */ + IWL_DEBUG_RADIO(fwrt, + "PPAG MODE bits were read from bios: %d\n", + le32_to_cpu(cmd->v1.flags)); + + if (cmd_ver == 5) + cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V5_MASK); + else if (cmd_ver < 5) + cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V4_MASK); + + if ((cmd_ver == 1 && + !fw_has_capa(&fwrt->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT)) || + (cmd_ver == 2 && fwrt->ppag_ver >= 2)) { + cmd->v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK); + IWL_DEBUG_RADIO(fwrt, "masking ppag China bit\n"); + } else { + IWL_DEBUG_RADIO(fwrt, "isn't masking ppag China bit\n"); + } + + IWL_DEBUG_RADIO(fwrt, + "PPAG MODE bits going to be sent: %d\n", + le32_to_cpu(cmd->v1.flags)); + + for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { + for (j = 0; j < num_sub_bands; j++) { + if (!send_ppag_always && + !iwl_ppag_value_valid(fwrt, i, j)) + return -EINVAL; + + gain[i * num_sub_bands + j] = + fwrt->ppag_chains[i].subbands[j]; + IWL_DEBUG_RADIO(fwrt, + "PPAG table: chain[%d] band[%d]: gain = %d\n", + i, j, gain[i * num_sub_bands + j]); + } + } + + return 0; +} +IWL_EXPORT_SYMBOL(iwl_fill_ppag_table); + +bool iwl_is_ppag_approved(struct iwl_fw_runtime *fwrt) +{ + if (!dmi_check_system(dmi_ppag_approved_list)) { + IWL_DEBUG_RADIO(fwrt, + "System vendor '%s' is not in the approved list, disabling PPAG.\n", + dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>"); + fwrt->ppag_flags = 0; + return false; + } + + return true; +} +IWL_EXPORT_SYMBOL(iwl_is_ppag_approved); + +bool iwl_is_tas_approved(void) +{ + return dmi_check_system(dmi_tas_approved_list); +} +IWL_EXPORT_SYMBOL(iwl_is_tas_approved); + +int iwl_parse_tas_selection(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *tas_data, + const u32 tas_selection) +{ + u8 override_iec = u32_get_bits(tas_selection, + IWL_WTAS_OVERRIDE_IEC_MSK); + u8 enabled_iec = u32_get_bits(tas_selection, IWL_WTAS_ENABLE_IEC_MSK); + u8 usa_tas_uhb = u32_get_bits(tas_selection, IWL_WTAS_USA_UHB_MSK); + int enabled = tas_selection & IWL_WTAS_ENABLED_MSK; + + IWL_DEBUG_RADIO(fwrt, "TAS selection as read from BIOS: 0x%x\n", + tas_selection); + + tas_data->usa_tas_uhb_allowed = usa_tas_uhb; + tas_data->override_tas_iec = override_iec; + tas_data->enable_tas_iec = enabled_iec; + + return enabled; +} + +__le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) +{ + int ret; + u32 val; + __le32 config_bitmap = 0; + + switch (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)) { + case IWL_CFG_RF_TYPE_HR1: + case IWL_CFG_RF_TYPE_HR2: + case IWL_CFG_RF_TYPE_JF1: + case IWL_CFG_RF_TYPE_JF2: + ret = iwl_bios_get_dsm(fwrt, DSM_FUNC_ENABLE_INDONESIA_5G2, + &val); + + if (!ret && val == DSM_VALUE_INDONESIA_ENABLE) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK); + break; + default: + break; + } + + ret = iwl_bios_get_dsm(fwrt, DSM_FUNC_DISABLE_SRD, &val); + if (!ret) { + if (val == DSM_VALUE_SRD_PASSIVE) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK); + else if (val == DSM_VALUE_SRD_DISABLE) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK); + } + + if (fw_has_capa(&fwrt->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT)) { + ret = iwl_bios_get_dsm(fwrt, DSM_FUNC_REGULATORY_CONFIG, + &val); + /* + * China 2022 enable if the BIOS object does not exist or + * if it is enabled in BIOS. + */ + if (ret < 0 || val & DSM_MASK_CHINA_22_REG) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_ENABLE_CHINA_22_REG_SUPPORT_MSK); + } + + return config_bitmap; +} +IWL_EXPORT_SYMBOL(iwl_get_lari_config_bitmap); + +int iwl_bios_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, + u32 *value) +{ + GET_BIOS_TABLE(dsm, fwrt, func, value); +} +IWL_EXPORT_SYMBOL(iwl_bios_get_dsm); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h new file mode 100644 index 000000000000..28e774766847 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h @@ -0,0 +1,199 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* + * Copyright (C) 2023 Intel Corporation + */ + +#ifndef __fw_regulatory_h__ +#define __fw_regulatory_h__ + +#include "fw/img.h" +#include "fw/api/commands.h" +#include "fw/api/power.h" +#include "fw/api/phy.h" +#include "fw/api/config.h" +#include "fw/img.h" +#include "iwl-trans.h" + +#define BIOS_SAR_MAX_PROFILE_NUM 4 +/* + * Each SAR profile has (up to, depends on the table revision) 4 chains: + * chain A, chain B, chain A when in CDB, chain B when in CDB + */ +#define BIOS_SAR_MAX_CHAINS_PER_PROFILE 4 +#define BIOS_SAR_NUM_CHAINS 2 +#define BIOS_SAR_MAX_SUB_BANDS_NUM 11 + +#define BIOS_GEO_NUM_CHAINS 2 +#define BIOS_GEO_MAX_NUM_BANDS 3 +#define BIOS_GEO_MAX_PROFILE_NUM 8 +#define BIOS_GEO_MIN_PROFILE_NUM 3 + +#define IWL_SAR_ENABLE_MSK BIT(0) + +/* PPAG gain value bounds in 1/8 dBm */ +#define IWL_PPAG_MIN_LB -16 +#define IWL_PPAG_MAX_LB 24 +#define IWL_PPAG_MIN_HB -16 +#define IWL_PPAG_MAX_HB 40 + +#define IWL_PPAG_ETSI_CHINA_MASK 3 +#define IWL_PPAG_REV3_MASK 0x7FF + +#define IWL_WTAS_BLACK_LIST_MAX 16 +#define IWL_WTAS_ENABLED_MSK 0x1 +#define IWL_WTAS_OVERRIDE_IEC_MSK 0x2 +#define IWL_WTAS_ENABLE_IEC_MSK 0x4 +#define IWL_WTAS_USA_UHB_MSK BIT(16) + +/* + * The profile for revision 2 is a superset of revision 1, which is in + * turn a superset of revision 0. So we can store all revisions + * inside revision 2, which is what we represent here. + */ + +/* + * struct iwl_sar_profile_chain - per-chain values of a SAR profile + * @subbands: the SAR value for each subband + */ +struct iwl_sar_profile_chain { + u8 subbands[BIOS_SAR_MAX_SUB_BANDS_NUM]; +}; + +/* + * struct iwl_sar_profile - SAR profile from SAR tables + * @enabled: whether the profile is enabled or not + * @chains: per-chain SAR values + */ +struct iwl_sar_profile { + bool enabled; + struct iwl_sar_profile_chain chains[BIOS_SAR_MAX_CHAINS_PER_PROFILE]; +}; + +/* Same thing as with SAR, all revisions fit in revision 2 */ + +/* + * struct iwl_geo_profile_band - per-band geo SAR offsets + * @max: the max tx power allowed for the band + * @chains: SAR offsets values for each chain + */ +struct iwl_geo_profile_band { + u8 max; + u8 chains[BIOS_GEO_NUM_CHAINS]; +}; + +/* + * struct iwl_geo_profile - geo profile + * @bands: per-band table of the SAR offsets + */ +struct iwl_geo_profile { + struct iwl_geo_profile_band bands[BIOS_GEO_MAX_NUM_BANDS]; +}; + +/* Same thing as with SAR, all revisions fit in revision 2 */ +struct iwl_ppag_chain { + s8 subbands[BIOS_SAR_MAX_SUB_BANDS_NUM]; +}; + +struct iwl_tas_data { + __le32 block_list_size; + __le32 block_list_array[IWL_WTAS_BLACK_LIST_MAX]; + u8 override_tas_iec; + u8 enable_tas_iec; + u8 usa_tas_uhb_allowed; +}; + +/* For DSM revision 0 and 4 */ +enum iwl_dsm_funcs { + DSM_FUNC_QUERY = 0, + DSM_FUNC_DISABLE_SRD = 1, + DSM_FUNC_ENABLE_INDONESIA_5G2 = 2, + DSM_FUNC_ENABLE_6E = 3, + DSM_FUNC_REGULATORY_CONFIG = 4, + DSM_FUNC_11AX_ENABLEMENT = 6, + DSM_FUNC_ENABLE_UNII4_CHAN = 7, + DSM_FUNC_ACTIVATE_CHANNEL = 8, + DSM_FUNC_FORCE_DISABLE_CHANNELS = 9, + DSM_FUNC_ENERGY_DETECTION_THRESHOLD = 10, + DSM_FUNC_RFI_CONFIG = 11, + DSM_FUNC_NUM_FUNCS = 12, +}; + +enum iwl_dsm_values_srd { + DSM_VALUE_SRD_ACTIVE, + DSM_VALUE_SRD_PASSIVE, + DSM_VALUE_SRD_DISABLE, + DSM_VALUE_SRD_MAX +}; + +enum iwl_dsm_values_indonesia { + DSM_VALUE_INDONESIA_DISABLE, + DSM_VALUE_INDONESIA_ENABLE, + DSM_VALUE_INDONESIA_RESERVED, + DSM_VALUE_INDONESIA_MAX +}; + +enum iwl_dsm_values_rfi { + DSM_VALUE_RFI_DLVR_DISABLE = BIT(0), + DSM_VALUE_RFI_DDR_DISABLE = BIT(1), +}; + +#define DSM_VALUE_RFI_DISABLE (DSM_VALUE_RFI_DLVR_DISABLE |\ + DSM_VALUE_RFI_DDR_DISABLE) + +enum iwl_dsm_masks_reg { + DSM_MASK_CHINA_22_REG = BIT(2) +}; + +struct iwl_fw_runtime; + +bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt); + +int iwl_sar_geo_fill_table(struct iwl_fw_runtime *fwrt, + struct iwl_per_chain_offset *table, + u32 n_bands, u32 n_profiles); + +int iwl_sar_fill_profile(struct iwl_fw_runtime *fwrt, + __le16 *per_chain, u32 n_tables, u32 n_subbands, + int prof_a, int prof_b); + +int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt, + union iwl_ppag_table_cmd *cmd, + int *cmd_size); + +bool iwl_is_ppag_approved(struct iwl_fw_runtime *fwrt); + +bool iwl_is_tas_approved(void); + +int iwl_parse_tas_selection(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *tas_data, + const u32 tas_selection); + +int iwl_bios_get_wrds_table(struct iwl_fw_runtime *fwrt); + +int iwl_bios_get_ewrd_table(struct iwl_fw_runtime *fwrt); + +int iwl_bios_get_wgds_table(struct iwl_fw_runtime *fwrt); + +int iwl_bios_get_ppag_table(struct iwl_fw_runtime *fwrt); + +int iwl_bios_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *data); + +int iwl_bios_get_pwr_limit(struct iwl_fw_runtime *fwrt, + u64 *dflt_pwr_limit); + +int iwl_bios_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc); +int iwl_bios_get_eckv(struct iwl_fw_runtime *fwrt, u32 *ext_clk); + +__le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt); + +int iwl_bios_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, + u32 *value); + +static inline u32 iwl_bios_get_ppag_flags(const u32 ppag_modes, + const u8 ppag_ver) +{ + return ppag_modes & (ppag_ver < 3 ? IWL_PPAG_ETSI_CHINA_MASK : + IWL_PPAG_REV3_MASK); +} +#endif /* __fw_regulatory_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h index 357727774db9..b2bc4fd37abf 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #ifndef __iwl_fw_runtime_h__ #define __iwl_fw_runtime_h__ @@ -14,6 +14,7 @@ #include "fw/api/power.h" #include "iwl-eeprom-parse.h" #include "fw/acpi.h" +#include "fw/regulatory.h" struct iwl_fw_runtime_ops { void (*dump_start)(void *ctx); @@ -100,6 +101,11 @@ struct iwl_txf_iter_data { * @dump: debug dump data * @uats_enabled: VLP or AFC AP is enabled * @uats_table: AP type table + * @uefi_tables_lock_status: The status of the WIFI GUID UEFI variables lock: + * 0: Unlocked, 1 and 2: Locked. + * Only read the UEFI variables if locked. + * @sar_profiles: sar profiles as read from WRDS/EWRD BIOS tables + * @geo_profiles: geographic profiles as read from WGDS BIOS table */ struct iwl_fw_runtime { struct iwl_trans *trans; @@ -158,24 +164,22 @@ struct iwl_fw_runtime { #ifdef CONFIG_IWLWIFI_DEBUGFS bool tpc_enabled; #endif /* CONFIG_IWLWIFI_DEBUGFS */ -#ifdef CONFIG_ACPI - struct iwl_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM]; + struct iwl_sar_profile sar_profiles[BIOS_SAR_MAX_PROFILE_NUM]; u8 sar_chain_a_profile; u8 sar_chain_b_profile; - struct iwl_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES_REV3]; + u8 reduced_power_flags; + struct iwl_geo_profile geo_profiles[BIOS_GEO_MAX_PROFILE_NUM]; u32 geo_rev; u32 geo_num_profiles; bool geo_enabled; struct iwl_ppag_chain ppag_chains[IWL_NUM_CHAIN_LIMITS]; u32 ppag_flags; - u32 ppag_ver; - bool ppag_table_valid; + u8 ppag_ver; struct iwl_sar_offset_mapping_cmd sgom_table; bool sgom_enabled; - u8 reduced_power_flags; - bool uats_enabled; struct iwl_uats_table_cmd uats_table; -#endif + u8 uefi_tables_lock_status; + bool uats_enabled; }; void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c index 2964c5fb11e9..e81fc0129b9d 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright(c) 2021-2023 Intel Corporation + * Copyright(c) 2021-2024 Intel Corporation */ #include "iwl-drv.h" @@ -76,6 +76,42 @@ void *iwl_uefi_get_pnvm(struct iwl_trans *trans, size_t *len) return data; } +static +void *iwl_uefi_get_verified_variable(struct iwl_trans *trans, + efi_char16_t *uefi_var_name, + char *var_name, + unsigned int expected_size, + unsigned long *size) +{ + void *var; + unsigned long var_size; + + var = iwl_uefi_get_variable(uefi_var_name, &IWL_EFI_VAR_GUID, + &var_size); + + if (IS_ERR(var)) { + IWL_DEBUG_RADIO(trans, + "%s UEFI variable not found 0x%lx\n", var_name, + PTR_ERR(var)); + return var; + } + + if (var_size < expected_size) { + IWL_DEBUG_RADIO(trans, + "Invalid %s UEFI variable len (%lu)\n", + var_name, var_size); + kfree(var); + return ERR_PTR(-EINVAL); + } + + IWL_DEBUG_RADIO(trans, "%s from UEFI with size %lu\n", var_name, + var_size); + + if (size) + *size = var_size; + return var; +} + int iwl_uefi_handle_tlv_mem_desc(struct iwl_trans *trans, const u8 *data, u32 tlv_len, struct iwl_pnvm_image *pnvm_data) { @@ -230,26 +266,13 @@ u8 *iwl_uefi_get_reduced_power(struct iwl_trans *trans, size_t *len) unsigned long package_size; u8 *data; - package = iwl_uefi_get_variable(IWL_UEFI_REDUCED_POWER_NAME, - &IWL_EFI_VAR_GUID, &package_size); - - if (IS_ERR(package)) { - IWL_DEBUG_FW(trans, - "Reduced Power UEFI variable not found 0x%lx (len %lu)\n", - PTR_ERR(package), package_size); + package = iwl_uefi_get_verified_variable(trans, + IWL_UEFI_REDUCED_POWER_NAME, + "Reduced Power", + sizeof(*package), + &package_size); + if (IS_ERR(package)) return ERR_CAST(package); - } - - if (package_size < sizeof(*package)) { - IWL_DEBUG_FW(trans, - "Invalid Reduced Power UEFI variable len (%lu)\n", - package_size); - kfree(package); - return ERR_PTR(-EINVAL); - } - - IWL_DEBUG_FW(trans, "Read reduced power from UEFI with size %lu\n", - package_size); IWL_DEBUG_FW(trans, "rev %d, total_size %d, n_skus %d\n", package->rev, package->total_size, package->n_skus); @@ -283,32 +306,15 @@ static int iwl_uefi_step_parse(struct uefi_cnv_common_step_data *common_step_dat void iwl_uefi_get_step_table(struct iwl_trans *trans) { struct uefi_cnv_common_step_data *data; - unsigned long package_size; int ret; if (trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210) return; - data = iwl_uefi_get_variable(IWL_UEFI_STEP_NAME, &IWL_EFI_VAR_GUID, - &package_size); - - if (IS_ERR(data)) { - IWL_DEBUG_FW(trans, - "STEP UEFI variable not found 0x%lx\n", - PTR_ERR(data)); + data = iwl_uefi_get_verified_variable(trans, IWL_UEFI_STEP_NAME, + "STEP", sizeof(*data), NULL); + if (IS_ERR(data)) return; - } - - if (package_size < sizeof(*data)) { - IWL_DEBUG_FW(trans, - "Invalid STEP table UEFI variable len (%lu)\n", - package_size); - kfree(data); - return; - } - - IWL_DEBUG_FW(trans, "Read STEP from UEFI with size %lu\n", - package_size); ret = iwl_uefi_step_parse(data, trans); if (ret < 0) @@ -318,7 +324,6 @@ void iwl_uefi_get_step_table(struct iwl_trans *trans) } IWL_EXPORT_SYMBOL(iwl_uefi_get_step_table); -#ifdef CONFIG_ACPI static int iwl_uefi_sgom_parse(struct uefi_cnv_wlan_sgom_data *sgom_data, struct iwl_fw_runtime *fwrt) { @@ -355,31 +360,15 @@ void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt) { struct uefi_cnv_wlan_sgom_data *data; - unsigned long package_size; int ret; if (!fwrt->geo_enabled) return; - data = iwl_uefi_get_variable(IWL_UEFI_SGOM_NAME, &IWL_EFI_VAR_GUID, - &package_size); - if (IS_ERR(data)) { - IWL_DEBUG_FW(trans, - "SGOM UEFI variable not found 0x%lx\n", - PTR_ERR(data)); - return; - } - - if (package_size < sizeof(*data)) { - IWL_DEBUG_FW(trans, - "Invalid SGOM table UEFI variable len (%lu)\n", - package_size); - kfree(data); + data = iwl_uefi_get_verified_variable(trans, IWL_UEFI_SGOM_NAME, + "SGOM", sizeof(*data), NULL); + if (IS_ERR(data)) return; - } - - IWL_DEBUG_FW(trans, "Read SGOM from UEFI with size %lu\n", - package_size); ret = iwl_uefi_sgom_parse(data, fwrt); if (ret < 0) @@ -404,28 +393,12 @@ int iwl_uefi_get_uats_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt) { struct uefi_cnv_wlan_uats_data *data; - unsigned long package_size; int ret; - data = iwl_uefi_get_variable(IWL_UEFI_UATS_NAME, &IWL_EFI_VAR_GUID, - &package_size); - if (IS_ERR(data)) { - IWL_DEBUG_FW(trans, - "UATS UEFI variable not found 0x%lx\n", - PTR_ERR(data)); + data = iwl_uefi_get_verified_variable(trans, IWL_UEFI_UATS_NAME, + "UATS", sizeof(*data), NULL); + if (IS_ERR(data)) return -EINVAL; - } - - if (package_size < sizeof(*data)) { - IWL_DEBUG_FW(trans, - "Invalid UATS table UEFI variable len (%lu)\n", - package_size); - kfree(data); - return -EINVAL; - } - - IWL_DEBUG_FW(trans, "Read UATS from UEFI with size %lu\n", - package_size); ret = iwl_uefi_uats_parse(data, fwrt); if (ret < 0) { @@ -438,4 +411,298 @@ int iwl_uefi_get_uats_table(struct iwl_trans *trans, return 0; } IWL_EXPORT_SYMBOL(iwl_uefi_get_uats_table); -#endif /* CONFIG_ACPI */ + +static void iwl_uefi_set_sar_profile(struct iwl_fw_runtime *fwrt, + struct uefi_sar_profile *uefi_sar_prof, + u8 prof_index, bool enabled) +{ + memcpy(&fwrt->sar_profiles[prof_index].chains, uefi_sar_prof, + sizeof(struct uefi_sar_profile)); + + fwrt->sar_profiles[prof_index].enabled = enabled & IWL_SAR_ENABLE_MSK; +} + +int iwl_uefi_get_wrds_table(struct iwl_fw_runtime *fwrt) +{ + struct uefi_cnv_var_wrds *data; + int ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_WRDS_NAME, + "WRDS", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_WRDS_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI WRDS revision:%d\n", + data->revision); + goto out; + } + + /* The profile from WRDS is officially profile 1, but goes + * into sar_profiles[0] (because we don't have a profile 0). + */ + iwl_uefi_set_sar_profile(fwrt, &data->sar_profile, 0, data->mode); +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_ewrd_table(struct iwl_fw_runtime *fwrt) +{ + struct uefi_cnv_var_ewrd *data; + int i, ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_EWRD_NAME, + "EWRD", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_EWRD_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI EWRD revision:%d\n", + data->revision); + goto out; + } + + if (data->num_profiles >= BIOS_SAR_MAX_PROFILE_NUM) { + ret = -EINVAL; + goto out; + } + + for (i = 0; i < data->num_profiles; i++) + /* The EWRD profiles officially go from 2 to 4, but we + * save them in sar_profiles[1-3] (because we don't + * have profile 0). So in the array we start from 1. + */ + iwl_uefi_set_sar_profile(fwrt, &data->sar_profiles[i], i + 1, + data->mode); + +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_wgds_table(struct iwl_fw_runtime *fwrt) +{ + struct uefi_cnv_var_wgds *data; + int i, ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_WGDS_NAME, + "WGDS", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_WGDS_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI WGDS revision:%d\n", + data->revision); + goto out; + } + + if (data->num_profiles < BIOS_GEO_MIN_PROFILE_NUM || + data->num_profiles > BIOS_GEO_MAX_PROFILE_NUM) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Invalid number of profiles in WGDS: %d\n", + data->num_profiles); + goto out; + } + + fwrt->geo_rev = data->revision; + for (i = 0; i < data->num_profiles; i++) + memcpy(&fwrt->geo_profiles[i], &data->geo_profiles[i], + sizeof(struct iwl_geo_profile)); + + fwrt->geo_num_profiles = data->num_profiles; + fwrt->geo_enabled = true; +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_ppag_table(struct iwl_fw_runtime *fwrt) +{ + struct uefi_cnv_var_ppag *data; + int ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_PPAG_NAME, + "PPAG", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision < IWL_UEFI_MIN_PPAG_REV || + data->revision > IWL_UEFI_MAX_PPAG_REV) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI PPAG revision:%d\n", + data->revision); + goto out; + } + + fwrt->ppag_ver = data->revision; + fwrt->ppag_flags = iwl_bios_get_ppag_flags(data->ppag_modes, + fwrt->ppag_ver); + + BUILD_BUG_ON(sizeof(fwrt->ppag_chains) != sizeof(data->ppag_chains)); + memcpy(&fwrt->ppag_chains, &data->ppag_chains, + sizeof(data->ppag_chains)); +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *tas_data) +{ + struct uefi_cnv_var_wtas *uefi_tas; + int ret = 0, enabled, i; + + uefi_tas = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_WTAS_NAME, + "WTAS", sizeof(*uefi_tas), NULL); + if (IS_ERR(uefi_tas)) + return -EINVAL; + + if (uefi_tas->revision != IWL_UEFI_WTAS_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI WTAS revision:%d\n", + uefi_tas->revision); + goto out; + } + + enabled = iwl_parse_tas_selection(fwrt, tas_data, + uefi_tas->tas_selection); + if (!enabled) { + IWL_DEBUG_RADIO(fwrt, "TAS not enabled\n"); + ret = 0; + goto out; + } + + IWL_DEBUG_RADIO(fwrt, "Reading TAS table revision %d\n", + uefi_tas->revision); + if (uefi_tas->black_list_size > IWL_WTAS_BLACK_LIST_MAX) { + IWL_DEBUG_RADIO(fwrt, "TAS invalid array size %d\n", + uefi_tas->black_list_size); + ret = -EINVAL; + goto out; + } + tas_data->block_list_size = cpu_to_le32(uefi_tas->black_list_size); + IWL_DEBUG_RADIO(fwrt, "TAS array size %u\n", uefi_tas->black_list_size); + + for (i = 0; i < uefi_tas->black_list_size; i++) { + tas_data->block_list_array[i] = + cpu_to_le32(uefi_tas->black_list[i]); + IWL_DEBUG_RADIO(fwrt, "TAS block list country %d\n", + uefi_tas->black_list[i]); + } +out: + kfree(uefi_tas); + return ret; +} + +int iwl_uefi_get_pwr_limit(struct iwl_fw_runtime *fwrt, + u64 *dflt_pwr_limit) +{ + struct uefi_cnv_var_splc *data; + int ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_SPLC_NAME, + "SPLC", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_SPLC_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI SPLC revision:%d\n", + data->revision); + goto out; + } + *dflt_pwr_limit = data->default_pwr_limit; +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc) +{ + struct uefi_cnv_var_wrdd *data; + int ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_WRDD_NAME, + "WRDD", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_WRDD_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI WRDD revision:%d\n", + data->revision); + goto out; + } + + if (data->mcc != UEFI_MCC_CHINA) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "UEFI WRDD is supported only for CN\n"); + goto out; + } + + mcc[0] = (data->mcc >> 8) & 0xff; + mcc[1] = data->mcc & 0xff; + mcc[2] = '\0'; +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk) +{ + struct uefi_cnv_var_eckv *data; + int ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_ECKV_NAME, + "ECKV", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_ECKV_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI WRDD revision:%d\n", + data->revision); + goto out; + } + *extl_clk = data->ext_clock_valid; +out: + kfree(data); + return ret; +} + +int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, + u32 *value) +{ + struct uefi_cnv_var_general_cfg *data; + int ret = -EINVAL; + + /* Not supported function index */ + if (func >= DSM_FUNC_NUM_FUNCS || func == 5) + return -EOPNOTSUPP; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_DSM_NAME, + "DSM", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_DSM_REVISION) { + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI DSM revision:%d\n", + data->revision); + goto out; + } + + if (ARRAY_SIZE(data->functions) != UEFI_MAX_DSM_FUNCS) { + IWL_DEBUG_RADIO(fwrt, "Invalid size of DSM functions array\n"); + goto out; + } + + *value = data->functions[func]; + ret = 0; +out: + kfree(data); + return ret; +} diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.h b/drivers/net/wireless/intel/iwlwifi/fw/uefi.h index bf61a8df1225..303cc299d1bc 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.h @@ -5,15 +5,38 @@ #ifndef __iwl_fw_uefi__ #define __iwl_fw_uefi__ +#include "fw/regulatory.h" + #define IWL_UEFI_OEM_PNVM_NAME L"UefiCnvWlanOemSignedPnvm" #define IWL_UEFI_REDUCED_POWER_NAME L"UefiCnvWlanReducedPower" #define IWL_UEFI_SGOM_NAME L"UefiCnvWlanSarGeoOffsetMapping" #define IWL_UEFI_STEP_NAME L"UefiCnvCommonSTEP" #define IWL_UEFI_UATS_NAME L"CnvUefiWlanUATS" +#define IWL_UEFI_WRDS_NAME L"UefiCnvWlanWRDS" +#define IWL_UEFI_EWRD_NAME L"UefiCnvWlanEWRD" +#define IWL_UEFI_WGDS_NAME L"UefiCnvWlanWGDS" +#define IWL_UEFI_PPAG_NAME L"UefiCnvWlanPPAG" +#define IWL_UEFI_WTAS_NAME L"UefiCnvWlanWTAS" +#define IWL_UEFI_SPLC_NAME L"UefiCnvWlanSPLC" +#define IWL_UEFI_WRDD_NAME L"UefiCnvWlanWRDD" +#define IWL_UEFI_ECKV_NAME L"UefiCnvWlanECKV" +#define IWL_UEFI_DSM_NAME L"UefiCnvWlanGeneralCfg" + #define IWL_SGOM_MAP_SIZE 339 #define IWL_UATS_MAP_SIZE 339 +#define IWL_UEFI_WRDS_REVISION 2 +#define IWL_UEFI_EWRD_REVISION 2 +#define IWL_UEFI_WGDS_REVISION 3 +#define IWL_UEFI_MIN_PPAG_REV 1 +#define IWL_UEFI_MAX_PPAG_REV 3 +#define IWL_UEFI_WTAS_REVISION 1 +#define IWL_UEFI_SPLC_REVISION 0 +#define IWL_UEFI_WRDD_REVISION 0 +#define IWL_UEFI_ECKV_REVISION 0 +#define IWL_UEFI_DSM_REVISION 4 + struct pnvm_sku_package { u8 rev; u32 total_size; @@ -42,6 +65,120 @@ struct uefi_cnv_common_step_data { } __packed; /* + * struct uefi_sar_profile - a SAR profile as defined in UEFI + * + * @chains: a per-chain table of SAR values + */ +struct uefi_sar_profile { + struct iwl_sar_profile_chain chains[BIOS_SAR_MAX_CHAINS_PER_PROFILE]; +} __packed; + +/* + * struct uefi_cnv_var_wrds - WRDS table as defined in UEFI + * + * @revision: the revision of the table + * @mode: is WRDS enbaled/disabled + * @sar_profile: sar profile #1 + */ +struct uefi_cnv_var_wrds { + u8 revision; + u32 mode; + struct uefi_sar_profile sar_profile; +} __packed; + +/* + * struct uefi_cnv_var_ewrd - EWRD table as defined in UEFI + * @revision: the revision of the table + * @mode: is WRDS enbaled/disabled + * @num_profiles: how many additional profiles we have in this table (0-3) + * @sar_profiles: the additional SAR profiles (#2-#4) + */ +struct uefi_cnv_var_ewrd { + u8 revision; + u32 mode; + u32 num_profiles; + struct uefi_sar_profile sar_profiles[BIOS_SAR_MAX_PROFILE_NUM - 1]; +} __packed; + +/* + * struct uefi_cnv_var_wgds - WGDS table as defined in UEFI + * @revision: the revision of the table + * @num_profiles: the number of geo profiles we have in the table. + * The first 3 are mandatory, and can have up to 8. + * @geo_profiles: a per-profile table of the offsets to add to SAR values. + */ +struct uefi_cnv_var_wgds { + u8 revision; + u8 num_profiles; + struct iwl_geo_profile geo_profiles[BIOS_GEO_MAX_PROFILE_NUM]; +} __packed; + +/* + * struct uefi_cnv_var_ppag - PPAG table as defined in UEFI + * @revision: the revision of the table + * @ppag_modes: values from &enum iwl_ppag_flags + * @ppag_chains: the PPAG values per chain and band + */ +struct uefi_cnv_var_ppag { + u8 revision; + u32 ppag_modes; + struct iwl_ppag_chain ppag_chains[IWL_NUM_CHAIN_LIMITS]; +} __packed; + +/* struct uefi_cnv_var_wtas - WTAS tabled as defined in UEFI + * @revision: the revision of the table + * @tas_selection: different options of TAS enablement. + * @black_list_size: the number of defined entried in the black list + * @black_list: a list of countries that are not allowed to use the TAS feature + */ +struct uefi_cnv_var_wtas { + u8 revision; + u32 tas_selection; + u8 black_list_size; + u16 black_list[IWL_WTAS_BLACK_LIST_MAX]; +} __packed; + +/* struct uefi_cnv_var_splc - SPLC tabled as defined in UEFI + * @revision: the revision of the table + * @default_pwr_limit: The default maximum power per device + */ +struct uefi_cnv_var_splc { + u8 revision; + u32 default_pwr_limit; +} __packed; + +#define UEFI_MCC_CHINA 0x434e + +/* struct uefi_cnv_var_wrdd - WRDD table as defined in UEFI + * @revision: the revision of the table + * @mcc: country identifier as defined in ISO/IEC 3166-1 Alpha 2 code + */ +struct uefi_cnv_var_wrdd { + u8 revision; + u32 mcc; +} __packed; + +/* struct uefi_cnv_var_eckv - ECKV table as defined in UEFI + * @revision: the revision of the table + * @ext_clock_valid: indicates if external 32KHz clock is valid + */ +struct uefi_cnv_var_eckv { + u8 revision; + u32 ext_clock_valid; +} __packed; + +#define UEFI_MAX_DSM_FUNCS 32 + +/* struct uefi_cnv_var_general_cfg - DSM-like table as defined in UEFI + * @revision: the revision of the table + * @functions: payload of the different DSM functions + */ +struct uefi_cnv_var_general_cfg { + u8 revision; + u32 functions[UEFI_MAX_DSM_FUNCS]; +} __packed; + +/* * This is known to be broken on v4.19 and to work on v5.4. Until we * figure out why this is the case and how to make it work, simply * disable the feature in old kernels. @@ -55,6 +192,21 @@ int iwl_uefi_reduce_power_parse(struct iwl_trans *trans, void iwl_uefi_get_step_table(struct iwl_trans *trans); int iwl_uefi_handle_tlv_mem_desc(struct iwl_trans *trans, const u8 *data, u32 tlv_len, struct iwl_pnvm_image *pnvm_data); +int iwl_uefi_get_wrds_table(struct iwl_fw_runtime *fwrt); +int iwl_uefi_get_ewrd_table(struct iwl_fw_runtime *fwrt); +int iwl_uefi_get_wgds_table(struct iwl_fw_runtime *fwrt); +int iwl_uefi_get_ppag_table(struct iwl_fw_runtime *fwrt); +int iwl_uefi_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *data); +int iwl_uefi_get_pwr_limit(struct iwl_fw_runtime *fwrt, + u64 *dflt_pwr_limit); +int iwl_uefi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc); +int iwl_uefi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk); +int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, + u32 *value); +void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt); +int iwl_uefi_get_uats_table(struct iwl_trans *trans, + struct iwl_fw_runtime *fwrt); #else /* CONFIG_EFI */ static inline void *iwl_uefi_get_pnvm(struct iwl_trans *trans, size_t *len) { @@ -85,13 +237,56 @@ iwl_uefi_handle_tlv_mem_desc(struct iwl_trans *trans, const u8 *data, { return 0; } -#endif /* CONFIG_EFI */ -#if defined(CONFIG_EFI) && defined(CONFIG_ACPI) -void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt); -int iwl_uefi_get_uats_table(struct iwl_trans *trans, - struct iwl_fw_runtime *fwrt); -#else +static inline int iwl_uefi_get_wrds_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_ewrd_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_wgds_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_ppag_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_tas_table(struct iwl_fw_runtime *fwrt, + struct iwl_tas_data *data) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_pwr_limit(struct iwl_fw_runtime *fwrt, + u64 *dflt_pwr_limit) +{ + *dflt_pwr_limit = 0; + return 0; +} + +static inline int iwl_uefi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk) +{ + return -ENOENT; +} + +static inline int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, + enum iwl_dsm_funcs func, u32 *value) +{ + return -ENOENT; +} + static inline void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt) { @@ -103,6 +298,5 @@ int iwl_uefi_get_uats_table(struct iwl_trans *trans, { return 0; } - -#endif +#endif /* CONFIG_EFI */ #endif /* __iwl_fw_uefi__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h index ae6f1cd4d660..6aa4f7f9c708 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h @@ -2,7 +2,7 @@ /* * Copyright (C) 2005-2014, 2018-2021 Intel Corporation * Copyright (C) 2016-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #ifndef __IWL_CONFIG_H__ #define __IWL_CONFIG_H__ @@ -12,6 +12,7 @@ #include <linux/ieee80211.h> #include <linux/nl80211.h> #include "iwl-csr.h" +#include "iwl-drv.h" enum iwl_device_family { IWL_DEVICE_FAMILY_UNDEFINED, @@ -418,6 +419,8 @@ struct iwl_cfg { #define IWL_CFG_MAC_TYPE_BZ 0x46 #define IWL_CFG_MAC_TYPE_GL 0x47 #define IWL_CFG_MAC_TYPE_SC 0x48 +#define IWL_CFG_MAC_TYPE_SC2 0x49 +#define IWL_CFG_MAC_TYPE_SC2F 0x4A #define IWL_CFG_RF_TYPE_TH 0x105 #define IWL_CFG_RF_TYPE_TH1 0x108 @@ -442,6 +445,9 @@ struct iwl_cfg { #define IWL_CFG_NO_160 0x1 #define IWL_CFG_160 0x0 +#define IWL_CFG_NO_320 0x1 +#define IWL_CFG_320 0x0 + #define IWL_CFG_CORES_BT 0x0 #define IWL_CFG_CORES_BT_GNSS 0x5 @@ -471,6 +477,15 @@ struct iwl_dev_info { const char *name; }; +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +extern const struct iwl_dev_info iwl_dev_info_table[]; +extern const unsigned int iwl_dev_info_table_size; +const struct iwl_dev_info * +iwl_pci_find_dev_info(u16 device, u16 subsystem_device, + u16 mac_type, u8 mac_step, u16 rf_type, u8 cdb, + u8 jacket, u8 rf_id, u8 no_160, u8 cores, u8 rf_step); +#endif + /* * This list declares the config structures for all devices. */ @@ -526,7 +541,10 @@ extern const char iwl_ax221_name[]; extern const char iwl_ax231_name[]; extern const char iwl_ax411_name[]; extern const char iwl_bz_name[]; +extern const char iwl_mtp_name[]; extern const char iwl_sc_name[]; +extern const char iwl_sc2_name[]; +extern const char iwl_sc2f_name[]; #if IS_ENABLED(CONFIG_IWLDVM) extern const struct iwl_cfg iwl5300_agn_cfg; extern const struct iwl_cfg iwl5100_agn_cfg; @@ -632,6 +650,8 @@ extern const struct iwl_cfg iwl_cfg_bz; extern const struct iwl_cfg iwl_cfg_gl; extern const struct iwl_cfg iwl_cfg_sc; +extern const struct iwl_cfg iwl_cfg_sc2; +extern const struct iwl_cfg iwl_cfg_sc2f; #endif /* CONFIG_IWLMVM */ #endif /* __IWL_CONFIG_H__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index 72075720969c..561d0c261123 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -64,21 +64,22 @@ dbg_ver_table[IWL_DBG_TLV_TYPE_NUM] = { [IWL_DBG_TLV_TYPE_CONF_SET] = {.min_ver = 1, .max_ver = 1,}, }; -static int iwl_dbg_tlv_add(const struct iwl_ucode_tlv *tlv, - struct list_head *list) +/* add a new TLV node, returning it so it can be modified */ +static struct iwl_ucode_tlv *iwl_dbg_tlv_add(const struct iwl_ucode_tlv *tlv, + struct list_head *list) { u32 len = le32_to_cpu(tlv->length); struct iwl_dbg_tlv_node *node; - node = kzalloc(sizeof(*node) + len, GFP_KERNEL); + node = kzalloc(struct_size(node, tlv.data, len), GFP_KERNEL); if (!node) - return -ENOMEM; + return NULL; memcpy(&node->tlv, tlv, sizeof(node->tlv)); memcpy(node->tlv.data, tlv->data, len); list_add_tail(&node->list, list); - return 0; + return &node->tlv; } static bool iwl_dbg_tlv_ver_support(const struct iwl_ucode_tlv *tlv) @@ -103,10 +104,18 @@ static int iwl_dbg_tlv_alloc_debug_info(struct iwl_trans *trans, if (le32_to_cpu(tlv->length) != sizeof(*debug_info)) return -EINVAL; + /* we use this as a string, ensure input was NUL terminated */ + if (strnlen(debug_info->debug_cfg_name, + sizeof(debug_info->debug_cfg_name)) == + sizeof(debug_info->debug_cfg_name)) + return -EINVAL; + IWL_DEBUG_FW(trans, "WRT: Loading debug cfg: %s\n", debug_info->debug_cfg_name); - return iwl_dbg_tlv_add(tlv, &trans->dbg.debug_info_tlv_list); + if (!iwl_dbg_tlv_add(tlv, &trans->dbg.debug_info_tlv_list)) + return -ENOMEM; + return 0; } static int iwl_dbg_tlv_alloc_buf_alloc(struct iwl_trans *trans, @@ -175,7 +184,9 @@ static int iwl_dbg_tlv_alloc_hcmd(struct iwl_trans *trans, return -EINVAL; } - return iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].hcmd_list); + if (!iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].hcmd_list)) + return -ENOMEM; + return 0; } static int iwl_dbg_tlv_alloc_region(struct iwl_trans *trans, @@ -246,11 +257,9 @@ static int iwl_dbg_tlv_alloc_trigger(struct iwl_trans *trans, const struct iwl_ucode_tlv *tlv) { const struct iwl_fw_ini_trigger_tlv *trig = (const void *)tlv->data; - struct iwl_fw_ini_trigger_tlv *dup_trig; u32 tp = le32_to_cpu(trig->time_point); u32 rf = le32_to_cpu(trig->reset_fw); - struct iwl_ucode_tlv *dup = NULL; - int ret; + struct iwl_ucode_tlv *new_tlv; if (le32_to_cpu(tlv->length) < sizeof(*trig)) return -EINVAL; @@ -267,20 +276,18 @@ static int iwl_dbg_tlv_alloc_trigger(struct iwl_trans *trans, "WRT: time point %u for trigger TLV with reset_fw %u\n", tp, rf); trans->dbg.last_tp_resetfw = 0xFF; + + new_tlv = iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].trig_list); + if (!new_tlv) + return -ENOMEM; + if (!le32_to_cpu(trig->occurrences)) { - dup = kmemdup(tlv, sizeof(*tlv) + le32_to_cpu(tlv->length), - GFP_KERNEL); - if (!dup) - return -ENOMEM; - dup_trig = (void *)dup->data; - dup_trig->occurrences = cpu_to_le32(-1); - tlv = dup; - } + struct iwl_fw_ini_trigger_tlv *new_trig = (void *)new_tlv->data; - ret = iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].trig_list); - kfree(dup); + new_trig->occurrences = cpu_to_le32(-1); + } - return ret; + return 0; } static int iwl_dbg_tlv_config_set(struct iwl_trans *trans, @@ -304,7 +311,9 @@ static int iwl_dbg_tlv_config_set(struct iwl_trans *trans, return -EINVAL; } - return iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].config_list); + if (!iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].config_list)) + return -ENOMEM; + return 0; } static int (*dbg_tlv_alloc[])(struct iwl_trans *trans, @@ -1148,7 +1157,9 @@ iwl_dbg_tlv_add_active_trigger(struct iwl_fw_runtime *fwrt, if (!match) { IWL_DEBUG_FW(fwrt, "WRT: Enabling trigger (time point %u)\n", le32_to_cpu(trig->time_point)); - return iwl_dbg_tlv_add(trig_tlv, trig_list); + if (!iwl_dbg_tlv_add(trig_tlv, trig_list)) + return -ENOMEM; + return 0; } return iwl_dbg_tlv_override_trig_node(fwrt, trig_tlv, match); @@ -1234,7 +1245,7 @@ iwl_dbg_tlv_tp_trigger(struct iwl_fw_runtime *fwrt, bool sync, } } - fwrt->trans->dbg.restart_required = FALSE; + fwrt->trans->dbg.restart_required = false; IWL_DEBUG_FW(fwrt, "WRT: tp %d, reset_fw %d\n", tp, dump_data.trig->reset_fw); IWL_DEBUG_FW(fwrt, @@ -1244,22 +1255,22 @@ iwl_dbg_tlv_tp_trigger(struct iwl_fw_runtime *fwrt, bool sync, if (fwrt->trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_9000) { - fwrt->trans->dbg.restart_required = TRUE; + fwrt->trans->dbg.restart_required = true; } else if (tp == IWL_FW_INI_TIME_POINT_FW_ASSERT && fwrt->trans->dbg.last_tp_resetfw == IWL_FW_INI_RESET_FW_MODE_STOP_FW_ONLY) { - fwrt->trans->dbg.restart_required = FALSE; + fwrt->trans->dbg.restart_required = false; fwrt->trans->dbg.last_tp_resetfw = 0xFF; IWL_DEBUG_FW(fwrt, "WRT: FW_ASSERT due to reset_fw_mode-no restart\n"); } else if (le32_to_cpu(dump_data.trig->reset_fw) == IWL_FW_INI_RESET_FW_MODE_STOP_AND_RELOAD_FW) { IWL_DEBUG_FW(fwrt, "WRT: stop and reload firmware\n"); - fwrt->trans->dbg.restart_required = TRUE; + fwrt->trans->dbg.restart_required = true; } else if (le32_to_cpu(dump_data.trig->reset_fw) == IWL_FW_INI_RESET_FW_MODE_STOP_FW_ONLY) { IWL_DEBUG_FW(fwrt, "WRT: stop only and no reload firmware\n"); - fwrt->trans->dbg.restart_required = FALSE; + fwrt->trans->dbg.restart_required = false; fwrt->trans->dbg.last_tp_resetfw = le32_to_cpu(dump_data.trig->reset_fw); } else if (le32_to_cpu(dump_data.trig->reset_fw) == diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index ffe2670720c9..4696d73c8971 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2005-2014, 2018-2023 Intel Corporation + * Copyright (C) 2005-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -128,6 +128,7 @@ static void iwl_dealloc_ucode(struct iwl_drv *drv) kfree(drv->fw.ucode_capa.cmd_versions); kfree(drv->fw.phy_integration_ver); kfree(drv->trans->dbg.pc_data); + drv->trans->dbg.pc_data = NULL; for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) iwl_free_fw_img(drv, drv->fw.img + i); @@ -186,6 +187,7 @@ const char *iwl_drv_get_fwname_pre(struct iwl_trans *trans, char *buf) case IWL_CFG_RF_TYPE_HR1: case IWL_CFG_RF_TYPE_HR2: rf = "hr"; + rf_step = 'b'; break; case IWL_CFG_RF_TYPE_GF: rf = "gf"; @@ -1423,35 +1425,25 @@ _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) const struct iwl_op_mode_ops *ops = op->ops; struct dentry *dbgfs_dir = NULL; struct iwl_op_mode *op_mode = NULL; - int retry, max_retry = !!iwlwifi_mod_params.fw_restart * IWL_MAX_INIT_RETRY; /* also protects start/stop from racing against each other */ lockdep_assert_held(&iwlwifi_opmode_table_mtx); - for (retry = 0; retry <= max_retry; retry++) { - #ifdef CONFIG_IWLWIFI_DEBUGFS - drv->dbgfs_op_mode = debugfs_create_dir(op->name, - drv->dbgfs_drv); - dbgfs_dir = drv->dbgfs_op_mode; + drv->dbgfs_op_mode = debugfs_create_dir(op->name, + drv->dbgfs_drv); + dbgfs_dir = drv->dbgfs_op_mode; #endif - op_mode = ops->start(drv->trans, drv->trans->cfg, - &drv->fw, dbgfs_dir); - - if (op_mode) - return op_mode; - - if (test_bit(STATUS_TRANS_DEAD, &drv->trans->status)) - break; - - IWL_ERR(drv, "retry init count %d\n", retry); + op_mode = ops->start(drv->trans, drv->trans->cfg, + &drv->fw, dbgfs_dir); + if (op_mode) + return op_mode; #ifdef CONFIG_IWLWIFI_DEBUGFS - debugfs_remove_recursive(drv->dbgfs_op_mode); - drv->dbgfs_op_mode = NULL; + debugfs_remove_recursive(drv->dbgfs_op_mode); + drv->dbgfs_op_mode = NULL; #endif - } return NULL; } diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.h b/drivers/net/wireless/intel/iwlwifi/iwl-drv.h index 3d1a27ba35c6..1549ff429549 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.h @@ -6,6 +6,7 @@ #ifndef __iwl_drv_h__ #define __iwl_drv_h__ #include <linux/export.h> +#include <kunit/visibility.h> /* for all modules */ #define DRV_NAME "iwlwifi" @@ -89,8 +90,13 @@ void iwl_drv_stop(struct iwl_drv *drv); #define IWL_EXPORT_SYMBOL(sym) #endif -/* max retry for init flow */ -#define IWL_MAX_INIT_RETRY 2 +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +#define EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(sym) EXPORT_SYMBOL_IF_KUNIT(sym) +#define VISIBLE_IF_IWLWIFI_KUNIT +#else +#define EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(sym) +#define VISIBLE_IF_IWLWIFI_KUNIT static +#endif #define FW_NAME_PRE_BUFSIZE 64 struct iwl_trans; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.c index 5aab64c63a13..2b290fab1ef2 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-eeprom-parse.c @@ -270,7 +270,7 @@ enum iwl_eeprom_enhanced_txpwr_flags { }; /** - * struct iwl_eeprom_enhanced_txpwr + * struct iwl_eeprom_enhanced_txpwr - enhanced regulatory TX power limits * @flags: entry flags * @channel: channel number * @chain_a_max: chain a max power in 1/2 dBm diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-fh.h b/drivers/net/wireless/intel/iwlwifi/iwl-fh.h index e0400ba2ab74..6ba374efaacb 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-fh.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-fh.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2018-2021, 2023 Intel Corporation + * Copyright (C) 2005-2014, 2018-2021, 2023-2024 Intel Corporation * Copyright (C) 2015-2017 Intel Deutschland GmbH */ #ifndef __iwl_fh_h__ @@ -570,18 +570,19 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans, /** * struct iwl_rb_status - reserve buffer status * host memory mapped FH registers - * @closed_rb_num [0:11] - Indicates the index of the RB which was closed - * @closed_fr_num [0:11] - Indicates the index of the RX Frame which was closed - * @finished_rb_num [0:11] - Indicates the index of the current RB + * @closed_rb_num: [0:11] Indicates the index of the RB which was closed + * @closed_fr_num: [0:11] Indicates the index of the RX Frame which was closed + * @finished_rb_num: [0:11] Indicates the index of the current RB * in which the last frame was written to - * @finished_fr_num [0:11] - Indicates the index of the RX Frame + * @finished_fr_num: [0:11] Indicates the index of the RX Frame * which was transferred + * @__spare: reserved */ struct iwl_rb_status { __le16 closed_rb_num; __le16 closed_fr_num; __le16 finished_rb_num; - __le16 finished_fr_nam; + __le16 finished_fr_num; __le32 __spare; } __packed; @@ -651,15 +652,15 @@ struct iwl_tfd_tb { * * This structure contains dma address and length of transmission address * - * @tb_len length of the tx buffer - * @addr 64 bits dma address + * @tb_len: length of the tx buffer + * @addr: 64 bits dma address */ struct iwl_tfh_tb { __le16 tb_len; __le64 addr; } __packed; -/** +/* * Each Tx queue uses a circular buffer of 256 TFDs stored in host DRAM. * Both driver and device share these circular buffers, each of which must be * contiguous 256 TFDs. @@ -698,10 +699,11 @@ struct iwl_tfd { /** * struct iwl_tfh_tfd - Transmit Frame Descriptor (TFD) - * @ num_tbs 0-4 number of active tbs - * 5 -15 reserved - * @ tbs[25] transmit frame buffer descriptors - * @ __pad padding + * @num_tbs: + * 0-4 number of active tbs + * 5-15 reserved + * @tbs: transmit frame buffer descriptors + * @__pad: padding */ struct iwl_tfh_tfd { __le16 num_tbs; @@ -718,10 +720,12 @@ struct iwl_tfh_tfd { * struct iwlagn_schedq_bc_tbl scheduler byte count table * base physical address provided by SCD_DRAM_BASE_ADDR * For devices up to 22000: - * @tfd_offset 0-12 - tx command byte count + * @tfd_offset: + * For devices up to 22000: + * 0-12 - tx command byte count * 12-16 - station index - * For 22000: - * @tfd_offset 0-12 - tx command byte count + * For 22000: + * 0-12 - tx command byte count * 12-13 - number of 64 byte chunks * 14-16 - reserved */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index 402896988686..baa39a18087a 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -156,6 +156,8 @@ static struct ieee80211_rate iwl_cfg80211_rates[] = { * @NVM_CHANNEL_80MHZ: 80 MHz channel okay * @NVM_CHANNEL_160MHZ: 160 MHz channel okay * @NVM_CHANNEL_DC_HIGH: DC HIGH required/allowed (?) + * @NVM_CHANNEL_VLP: client support connection to UHB VLP AP + * @NVM_CHANNEL_AFC: client support connection to UHB AFC AP */ enum iwl_nvm_channel_flags { NVM_CHANNEL_VALID = BIT(0), @@ -170,6 +172,8 @@ enum iwl_nvm_channel_flags { NVM_CHANNEL_80MHZ = BIT(10), NVM_CHANNEL_160MHZ = BIT(11), NVM_CHANNEL_DC_HIGH = BIT(12), + NVM_CHANNEL_VLP = BIT(13), + NVM_CHANNEL_AFC = BIT(14), }; /** @@ -309,7 +313,7 @@ static inline void iwl_nvm_print_channel_flags(struct device *dev, u32 level, /* Note: already can print up to 101 characters, 110 is the limit! */ IWL_DEBUG_DEV(dev, level, - "Ch. %d: 0x%x:%s%s%s%s%s%s%s%s%s%s%s%s\n", + "Ch. %d: 0x%x:%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", chan, flags, CHECK_AND_PRINT_I(VALID), CHECK_AND_PRINT_I(IBSS), @@ -322,7 +326,9 @@ static inline void iwl_nvm_print_channel_flags(struct device *dev, u32 level, CHECK_AND_PRINT_I(40MHZ), CHECK_AND_PRINT_I(80MHZ), CHECK_AND_PRINT_I(160MHZ), - CHECK_AND_PRINT_I(DC_HIGH)); + CHECK_AND_PRINT_I(DC_HIGH), + CHECK_AND_PRINT_I(VLP), + CHECK_AND_PRINT_I(AFC)); #undef CHECK_AND_PRINT_I } @@ -366,6 +372,12 @@ static u32 iwl_get_channel_flags(u8 ch_num, int ch_idx, enum nl80211_band band, (flags & IEEE80211_CHAN_NO_IR)) flags |= IEEE80211_CHAN_IR_CONCURRENT; + /* Set the AP type for the UHB case. */ + if (!(nvm_flags & NVM_CHANNEL_VLP)) + flags |= IEEE80211_CHAN_NO_6GHZ_VLP_CLIENT; + if (!(nvm_flags & NVM_CHANNEL_AFC)) + flags |= IEEE80211_CHAN_NO_6GHZ_AFC_CLIENT; + return flags; } @@ -668,7 +680,6 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { .has_eht = true, .eht_cap_elem = { .mac_cap_info[0] = - IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | IEEE80211_EHT_MAC_CAP0_OM_CONTROL | IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 | @@ -696,10 +707,11 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP | IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI, .phy_cap_info[5] = + FIELD_PREP_CONST(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK, + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US) | IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK | IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP | - IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP | - IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT, + IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP, .phy_cap_info[6] = IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK | IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP, @@ -733,6 +745,9 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { /* * PPE thresholds for NSS = 2, and RU index bitmap set * to 0xc. + * Note: just for stating what we want, not present in + * the transmitted data due to not including + * IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT. */ .eht_ppe_thres = {0xc1, 0x0e, 0xe0 } }, @@ -745,7 +760,6 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { .mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE, .mac_cap_info[1] = - IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US | IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8, .mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL, @@ -793,7 +807,6 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { .has_eht = true, .eht_cap_elem = { .mac_cap_info[0] = - IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | IEEE80211_EHT_MAC_CAP0_OM_CONTROL | IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2, @@ -801,7 +814,8 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ | IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI, .phy_cap_info[5] = - IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT, + FIELD_PREP_CONST(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK, + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US), }, /* For all MCS and bandwidth, set 2 NSS for both Tx and @@ -829,6 +843,9 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { /* * PPE thresholds for NSS = 2, and RU index bitmap set * to 0xc. + * Note: just for stating what we want, not present in + * the transmitted data due to not including + * IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT. */ .eht_ppe_thres = {0xc1, 0x0e, 0xe0 } }, @@ -892,8 +909,9 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, bool is_ap = iftype_data->types_mask & BIT(NL80211_IFTYPE_AP); bool no_320; - no_320 = !trans->trans_cfg->integrated && - trans->pcie_link_speed < PCI_EXP_LNKSTA_CLS_8_0GB; + no_320 = (!trans->trans_cfg->integrated && + trans->pcie_link_speed < PCI_EXP_LNKSTA_CLS_8_0GB) || + trans->reduced_cap_sku; if (!data->sku_cap_11be_enable || iwlwifi_mod_params.disable_11be) iftype_data->eht_cap.has_eht = false; @@ -1020,8 +1038,7 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, if (CSR_HW_REV_TYPE(trans->hw_rev) == IWL_CFG_MAC_TYPE_GL && iftype_data->eht_cap.has_eht) { iftype_data->eht_cap.eht_cap_elem.mac_cap_info[0] &= - ~(IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | - IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | + ~(IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2); iftype_data->eht_cap.eht_cap_elem.phy_cap_info[3] &= ~(IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO | @@ -1059,6 +1076,26 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, iftype_data->he_cap.he_cap_elem.phy_cap_info[7] &= ~IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; } + + if (trans->step_urm) { + iftype_data->eht_cap.eht_mcs_nss_supp.bw._320.rx_tx_mcs11_max_nss = 0; + iftype_data->eht_cap.eht_mcs_nss_supp.bw._320.rx_tx_mcs13_max_nss = 0; + } + + if (trans->no_160) + iftype_data->he_cap.he_cap_elem.phy_cap_info[0] &= + ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + + if (trans->reduced_cap_sku) { + memset(&iftype_data->eht_cap.eht_mcs_nss_supp.bw._320, 0, + sizeof(iftype_data->eht_cap.eht_mcs_nss_supp.bw._320)); + iftype_data->eht_cap.eht_mcs_nss_supp.bw._80.rx_tx_mcs13_max_nss = 0; + iftype_data->eht_cap.eht_mcs_nss_supp.bw._160.rx_tx_mcs13_max_nss = 0; + iftype_data->eht_cap.eht_cap_elem.phy_cap_info[8] &= + ~IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA; + iftype_data->eht_cap.eht_cap_elem.phy_cap_info[2] &= + ~IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK; + } } static void iwl_init_he_hw_capab(struct iwl_trans *trans, @@ -1575,7 +1612,8 @@ IWL_EXPORT_SYMBOL(iwl_parse_nvm_data); static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, int ch_idx, u16 nvm_flags, struct iwl_reg_capa reg_capa, - const struct iwl_cfg *cfg) + const struct iwl_cfg *cfg, + bool uats_enabled) { u32 flags = NL80211_RRF_NO_HT40; @@ -1620,6 +1658,16 @@ static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, flags &= ~NL80211_RRF_NO_IR; } } + + /* Set the AP type for the UHB case. */ + if (uats_enabled) { + if (!(nvm_flags & NVM_CHANNEL_VLP)) + flags |= NL80211_RRF_NO_6GHZ_VLP_CLIENT; + + if (!(nvm_flags & NVM_CHANNEL_AFC)) + flags |= NL80211_RRF_NO_6GHZ_AFC_CLIENT; + } + /* * reg_capa is per regulatory domain so apply it for every channel */ @@ -1674,7 +1722,7 @@ static struct iwl_reg_capa iwl_get_reg_capa(u32 flags, u8 resp_ver) struct ieee80211_regdomain * iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, int num_of_ch, __le32 *channels, u16 fw_mcc, - u16 geo_info, u32 cap, u8 resp_ver) + u16 geo_info, u32 cap, u8 resp_ver, bool uats_enabled) { int ch_idx; u16 ch_flags; @@ -1740,7 +1788,7 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, reg_rule_flags = iwl_nvm_get_regdom_bw_flags(nvm_chan, ch_idx, ch_flags, reg_capa, - cfg); + cfg, uats_enabled); /* we can't continue the same rule */ if (ch_idx == 0 || prev_reg_rule_flags != reg_rule_flags || @@ -2100,7 +2148,7 @@ struct iwl_nvm_data *iwl_get_nvm(struct iwl_trans *trans, !!(mac_flags & NVM_MAC_SKU_FLAGS_BAND_5_2_ENABLED); nvm->sku_cap_mimo_disabled = !!(mac_flags & NVM_MAC_SKU_FLAGS_MIMO_DISABLED); - if (CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM) + if (CSR_HW_RFID_TYPE(trans->hw_rf_id) >= IWL_CFG_RF_TYPE_FM) nvm->sku_cap_11be_enable = true; /* Initialize PHY sku data */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.h b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.h index 651ed25b683b..fd9c3bed9407 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.h @@ -50,7 +50,7 @@ iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg, struct ieee80211_regdomain * iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, int num_of_ch, __le32 *channels, u16 fw_mcc, - u16 geo_info, u32 cap, u8 resp_ver); + u16 geo_info, u32 cap, u8 resp_ver, bool uats_enabled); /** * struct iwl_nvm_section - describes an NVM section in memory. diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h index 3dc618a7c70f..1ca82f3e4ebf 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h @@ -68,9 +68,11 @@ struct iwl_cfg; * Must be atomic and called with BH disabled. * @queue_not_full: notifies that a HW queue is not full any more. * Must be atomic and called with BH disabled. - * @hw_rf_kill:notifies of a change in the HW rf kill switch. True means that + * @hw_rf_kill: notifies of a change in the HW rf kill switch. True means that * the radio is killed. Return %true if the device should be stopped by * the transport immediately after the call. May sleep. + * Note that this must not return %true for newer devices using gen2 PCIe + * transport. * @free_skb: allows the transport layer to free skbs that haven't been * reclaimed by the op_mode. This can happen when the driver is freed and * there are Tx packets pending in the transport layer. diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h index dd32c287b983..a7d44df06eab 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h @@ -368,12 +368,19 @@ enum { WFPM_AUX_CTL_AUX_IF_MAC_OWNER_MSK = 0x80000000, }; -#define CNVI_AUX_MISC_CHIP 0xA200B0 +#define CNVI_AUX_MISC_CHIP 0xA200B0 +#define CNVI_AUX_MISC_CHIP_MAC_STEP(_val) (((_val) & 0xf000000) >> 24) +#define CNVI_AUX_MISC_CHIP_PROD_TYPE(_val) ((_val) & 0xfff) +#define CNVI_AUX_MISC_CHIP_PROD_TYPE_BZ_U 0x930 + #define CNVR_AUX_MISC_CHIP 0xA2B800 #define CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM 0xA29890 #define CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR 0xA29938 #define CNVI_SCU_SEQ_DATA_DW9 0xA27488 +#define CNVI_PMU_STEP_FLOW 0xA2D588 +#define CNVI_PMU_STEP_FLOW_FORCE_URM BIT(2) + #define PREG_AUX_BUS_WPROT_0 0xA04CC0 /* device family 9000 WPROT register */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index 5789a8735976..b93cef7b2330 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -519,6 +519,7 @@ struct iwl_pnvm_image { * Must be atomic * @reclaim: free packet until ssn. Returns a list of freed packets. * Must be atomic + * @set_q_ptrs: set queue pointers internally, after D3 when HW state changed * @txq_enable: setup a queue. To setup an AC queue, use the * iwl_trans_ac_txq_enable wrapper. fw_alive must have been called before * this one. The op_mode must not configure the HCMD queue. The scheduler @@ -528,6 +529,8 @@ struct iwl_pnvm_image { * hardware scheduler bug. May sleep. * @txq_disable: de-configure a Tx queue to send AMPDUs * Must be atomic + * @txq_alloc: Allocate a new TX queue, may sleep. + * @txq_free: Free a previously allocated TX queue. * @txq_set_shared_mode: change Tx queue shared/unshared marking * @wait_tx_queues_empty: wait until tx queues are empty. May sleep. * @wait_txq_empty: wait until specific tx queue is empty. May sleep. @@ -547,23 +550,27 @@ struct iwl_pnvm_image { * the op_mode. May be called several times before start_fw, can't be * called after that. * @set_pmi: set the power pmi state + * @sw_reset: trigger software reset of the NIC * @grab_nic_access: wake the NIC to be able to access non-HBUS regs. * Sleeping is not allowed between grab_nic_access and * release_nic_access. * @release_nic_access: let the NIC go to sleep. The "flags" parameter * must be the same one that was sent before to the grab_nic_access. - * @set_bits_mask - set SRAM register according to value and mask. + * @set_bits_mask: set SRAM register according to value and mask. * @dump_data: return a vmalloc'ed buffer with debug data, maybe containing last * TX'ed commands and similar. The buffer will be vfree'd by the caller. * Note that the transport must fill in the proper file headers. * @debugfs_cleanup: used in the driver unload flow to make a proper cleanup * of the trans debugfs + * @sync_nmi: trigger a firmware NMI and wait for it to complete * @load_pnvm: save the pnvm data in DRAM * @set_pnvm: set the pnvm data in the prph scratch buffer, inside the * context info. * @load_reduce_power: copy reduce power table to the corresponding DRAM memory * @set_reduce_power: set reduce power table addresses in the sratch buffer * @interrupts: disable/enable interrupts to transport + * @imr_dma_data: set up IMR DMA + * @rxq_dma_data: retrieve RX queue DMA data, see @struct iwl_trans_rxq_dma_data */ struct iwl_trans_ops { @@ -775,7 +782,7 @@ struct iwl_self_init_dram { * @imr_size: imr dram size received from fw * @sram_addr: sram address from debug tlv * @sram_size: sram size from debug tlv - * @imr2sram_remainbyte`: size remained after each dma transfer + * @imr2sram_remainbyte: size remained after each dma transfer * @imr_curr_addr: current dst address used during dma transfer * @imr_base_addr: imr address received from fw */ @@ -822,12 +829,16 @@ struct iwl_pc_data { * @fw_mon: DRAM buffer for firmware monitor * @hw_error: equals true if hw error interrupt was received from the FW * @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location + * @unsupported_region_msk: unsupported regions out of active_regions * @active_regions: active regions * @debug_info_tlv_list: list of debug info TLVs * @time_point: array of debug time points * @periodic_trig_list: periodic triggers list * @domains_bitmap: bitmap of active domains other than &IWL_FW_INI_DOMAIN_ALWAYS_ON * @ucode_preset: preset based on ucode + * @restart_required: indicates debug restart is required + * @last_tp_resetfw: last handling of reset during debug timepoint + * @imr_data: IMR debug data allocation * @dump_file_name_ext: dump file name extension * @dump_file_name_ext_valid: dump file name extension if valid or not * @num_pc: number of program counter for cpu @@ -930,6 +941,7 @@ struct iwl_pcie_first_tb_buf { * @wd_timeout: queue watchdog timeout (jiffies) - per queue * @frozen: tx stuck queue timer is frozen * @frozen_expiry_remainder: remember how long until the timer fires + * @block: queue is blocked * @bc_tbl: byte count table of the queue (relevant only for gen2 transport) * @write_ptr: 1-st empty entry (index) host_w * @read_ptr: last used entry (index) host_r @@ -938,6 +950,8 @@ struct iwl_pcie_first_tb_buf { * @id: queue id * @low_mark: low watermark, resume queue if free space more than this * @high_mark: high watermark, stop queue if free space less than this + * @overflow_q: overflow queue for handling frames that didn't fit on HW queue + * @overflow_tx: need to transmit from overflow * * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame * descriptors) and required locking structures. @@ -990,10 +1004,19 @@ struct iwl_txq { * @bc_table_dword: true if the BC table expects DWORD (as opposed to bytes) * @page_offs: offset from skb->cb to mac header page pointer * @dev_cmd_offs: offset from skb->cb to iwl_device_tx_cmd pointer - * @queue_used - bit mask of used queues - * @queue_stopped - bit mask of stopped queues + * @queue_used: bit mask of used queues + * @queue_stopped: bit mask of stopped queues + * @txq: array of TXQ data structures representing the TXQs * @scd_bc_tbls: gen1 pointer to the byte count table of the scheduler * @queue_alloc_cmd_ver: queue allocation command version + * @bc_pool: bytecount DMA allocations pool + * @bc_tbl_size: bytecount table size + * @tso_hdr_page: page allocated (per CPU) for A-MSDU headers when doing TSO + * (and similar usage) + * @tfd: TFD data + * @tfd.max_tbs: max number of buffers per TFD + * @tfd.size: TFD size + * @tfd.addr_size: TFD/TB address size */ struct iwl_trans_txqs { unsigned long queue_used[BITS_TO_LONGS(IWL_MAX_TVQM_QUEUES)]; @@ -1026,27 +1049,35 @@ struct iwl_trans_txqs { /** * struct iwl_trans - transport common data * - * @csme_own - true if we couldn't get ownership on the device - * @ops - pointer to iwl_trans_ops - * @op_mode - pointer to the op_mode + * @csme_own: true if we couldn't get ownership on the device + * @ops: pointer to iwl_trans_ops + * @op_mode: pointer to the op_mode * @trans_cfg: the trans-specific configuration part - * @cfg - pointer to the configuration - * @drv - pointer to iwl_drv + * @cfg: pointer to the configuration + * @drv: pointer to iwl_drv + * @state: current device state * @status: a bit-mask of transport status flags - * @dev - pointer to struct device * that represents the device + * @dev: pointer to struct device * that represents the device * @max_skb_frags: maximum number of fragments an SKB can have when transmitted. * 0 indicates that frag SKBs (NETIF_F_SG) aren't supported. - * @hw_rf_id a u32 with the device RF ID - * @hw_crf_id a u32 with the device CRF ID - * @hw_wfpm_id a u32 with the device wfpm ID + * @hw_rf_id: a u32 with the device RF ID + * @hw_cnv_id: a u32 with the device CNV ID + * @hw_crf_id: a u32 with the device CRF ID + * @hw_wfpm_id: a u32 with the device wfpm ID * @hw_id: a u32 with the ID of the device / sub-device. * Set during transport allocation. * @hw_id_str: a string with info about HW ID. Set during transport allocation. + * @sku_id: the SKU identifier (for PNVM matching) + * @pnvm_loaded: indicates PNVM was loaded + * @hw_rev: the revision data of the HW * @hw_rev_step: The mac step of the HW * @pm_support: set to true in start_hw if link pm is supported * @ltr_enabled: set to true if the LTR is enabled * @fail_to_parse_pnvm_image: set to true if pnvm parsing failed + * @reduce_power_loaded: indicates reduced power section was loaded * @failed_to_load_reduce_power_image: set to true if pnvm loading failed + * @command_groups: pointer to command group name list array + * @command_groups_size: array size of @command_groups * @wide_cmd_header: true when ucode supports wide command header format * @wait_command_queue: wait queue for sync commands * @num_rx_queues: number of RX queues allocated by the transport; @@ -1055,19 +1086,29 @@ struct iwl_trans_txqs { * @iml: a pointer to the image loader itself * @dev_cmd_pool: pool for Tx cmd allocation - for internal use only. * The user should use iwl_trans_{alloc,free}_tx_cmd. + * @dev_cmd_pool_name: name for the TX command allocation pool + * @dbgfs_dir: iwlwifi debugfs base dir for this device + * @sync_cmd_lockdep_map: lockdep map for checking sync commands * @rx_mpdu_cmd: MPDU RX command ID, must be assigned by opmode before * starting the firmware, used for tracing * @rx_mpdu_cmd_hdr_size: used for tracing, amount of data before the * start of the 802.11 header in the @rx_mpdu_cmd + * @dbg: additional debug data, see &struct iwl_trans_debug + * @init_dram: FW initialization DMA data * @system_pm_mode: the system-wide power management mode in use. * This mode is set dynamically, depending on the WoWLAN values * configured from the userspace at runtime. + * @name: the device name * @txqs: transport tx queues data. * @mbx_addr_0_step: step address data 0 * @mbx_addr_1_step: step address data 1 * @pcie_link_speed: current PCIe link speed (%PCI_EXP_LNKSTA_CLS_*), * only valid for discrete (not integrated) NICs * @invalid_tx_cmd: invalid TX command buffer + * @reduced_cap_sku: reduced capability supported SKU + * @no_160: device not supporting 160 MHz + * @step_urm: STEP is in URM, no support for MCS>9 in 320 MHz + * @trans_specific: data for the specific transport this is allocated for/with */ struct iwl_trans { bool csme_own; @@ -1090,6 +1131,8 @@ struct iwl_trans { u32 hw_id; char hw_id_str[52]; u32 sku_id[3]; + bool reduced_cap_sku; + u8 no_160:1, step_urm:1; u8 rx_mpdu_cmd, rx_mpdu_cmd_hdr_size; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c index 9fe1761691ec..535edb51d1c0 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c @@ -181,6 +181,9 @@ static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, struct iwl_mvm_sta *mvmsta; u32 value; + if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) + return 0; + mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id); if (!mvmsta) return 0; @@ -252,6 +255,124 @@ static void iwl_mvm_bt_coex_tcm_based_ci(struct iwl_mvm *mvm, swap(data->primary, data->secondary); } +static void iwl_mvm_bt_coex_enable_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, bool enable) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + int link_id; + + lockdep_assert_held(&mvm->mutex); + + if (!vif->cfg.assoc || !ieee80211_vif_is_mld(vif)) + return; + + /* Done already */ + if (mvmvif->bt_coex_esr_disabled == !enable) + return; + + mvmvif->bt_coex_esr_disabled = !enable; + + /* Nothing to do */ + if (mvmvif->esr_active == enable) + return; + + if (enable) { + /* Try to re-enable eSR*/ + iwl_mvm_mld_select_links(mvm, vif, false); + return; + } + + /* + * Find the primary link, as we want to switch to it and drop the + * secondary one. + */ + link_id = iwl_mvm_mld_get_primary_link(mvm, vif, vif->active_links); + WARN_ON(link_id < 0); + + ieee80211_set_active_links_async(vif, + vif->active_links & BIT(link_id)); +} + +/* + * This function receives the LB link id and checks if eSR should be + * enabled or disabled (due to BT coex) + */ +bool +iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id, int primary_link) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm_vif_link_info *link_info = mvmvif->link[link_id]; + bool have_wifi_loss_rate = + iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, + BT_PROFILE_NOTIFICATION, 0) > 4; + s8 link_rssi = 0; + u8 wifi_loss_rate; + + lockdep_assert_held(&mvm->mutex); + + if (mvm->last_bt_notif.wifi_loss_low_rssi == BT_OFF) + return true; + + /* If LB link is the primary one we should always disable eSR */ + if (link_id == primary_link) + return false; + + /* The feature is not supported */ + if (!have_wifi_loss_rate) + return true; + + /* + * We might not have a link_info when checking whether we can + * (re)enable eSR - the LB link might not exist yet + */ + if (link_info) + link_rssi = (s8)link_info->beacon_stats.avg_signal; + + /* + * In case we don't know the RSSI - take the lower wifi loss, + * so we will more likely enter eSR, and if RSSI is low - + * we will get an update on this and exit eSR. + */ + if (!link_rssi) + wifi_loss_rate = mvm->last_bt_notif.wifi_loss_mid_high_rssi; + + else if (!mvmvif->bt_coex_esr_disabled) + /* RSSI needs to get really low to disable eSR... */ + wifi_loss_rate = + link_rssi <= -IWL_MVM_BT_COEX_DISABLE_ESR_THRESH ? + mvm->last_bt_notif.wifi_loss_low_rssi : + mvm->last_bt_notif.wifi_loss_mid_high_rssi; + else + /* ...And really high before we enable it back */ + wifi_loss_rate = + link_rssi <= -IWL_MVM_BT_COEX_ENABLE_ESR_THRESH ? + mvm->last_bt_notif.wifi_loss_low_rssi : + mvm->last_bt_notif.wifi_loss_mid_high_rssi; + + return wifi_loss_rate <= IWL_MVM_BT_COEX_WIFI_LOSS_THRESH; +} + +void iwl_mvm_bt_coex_update_vif_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id) +{ + unsigned long usable_links = ieee80211_vif_usable_links(vif); + int primary_link = iwl_mvm_mld_get_primary_link(mvm, vif, + usable_links); + bool enable; + + /* Not assoc, not MLD vif or only one usable link */ + if (primary_link < 0) + return; + + enable = iwl_mvm_bt_coex_calculate_esr_mode(mvm, vif, link_id, + primary_link); + + iwl_mvm_bt_coex_enable_esr(mvm, vif, enable); +} + static void iwl_mvm_bt_notif_per_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_bt_iterator_data *data, @@ -297,6 +418,8 @@ static void iwl_mvm_bt_notif_per_link(struct iwl_mvm *mvm, return; } + iwl_mvm_bt_coex_update_vif_esr(mvm, vif, link_id); + if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_COEX_SCHEMA_2)) min_ag_for_static_smps = BT_VERY_HIGH_TRAFFIC; else @@ -432,6 +555,10 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, return; } + /* When BT is off this will be 0 */ + if (data->notif->wifi_loss_low_rssi == BT_OFF) + iwl_mvm_bt_coex_enable_esr(mvm, vif, true); + for (link_id = 0; link_id < IEEE80211_MLD_MAX_NUM_LINKS; link_id++) iwl_mvm_bt_notif_per_link(mvm, vif, data, link_id); } @@ -454,6 +581,11 @@ static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm) mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_bt_notif_iterator, &data); + if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { + rcu_read_unlock(); + return; + } + iwl_mvm_bt_coex_tcm_based_ci(mvm, &data); if (data.primary) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/constants.h b/drivers/net/wireless/intel/iwlwifi/mvm/constants.h index c832068b5718..f5122c4678a1 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/constants.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/constants.h @@ -11,6 +11,9 @@ #include "fw-api.h" #define IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM 20 +#define IWL_MVM_BT_COEX_DISABLE_ESR_THRESH 69 +#define IWL_MVM_BT_COEX_ENABLE_ESR_THRESH 63 +#define IWL_MVM_BT_COEX_WIFI_LOSS_THRESH 0 #define IWL_MVM_DEFAULT_PS_TX_DATA_TIMEOUT (100 * USEC_PER_MSEC) #define IWL_MVM_DEFAULT_PS_RX_DATA_TIMEOUT (100 * USEC_PER_MSEC) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 4582afb149d7..553c6fffc7c6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -450,9 +450,9 @@ static void iwl_mvm_wowlan_get_rsc_v5_data(struct ieee80211_hw *hw, } static int iwl_mvm_wowlan_config_rsc_tsc(struct iwl_mvm *mvm, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + struct iwl_mvm_vif_link_info *mvm_link) { - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ver = iwl_fw_lookup_cmd_ver(mvm->fw, WOWLAN_TSC_RSC_PARAM, IWL_FW_CMD_VER_UNKNOWN); int ret; @@ -461,16 +461,14 @@ static int iwl_mvm_wowlan_config_rsc_tsc(struct iwl_mvm *mvm, struct wowlan_key_rsc_v5_data data = {}; int i; - data.rsc = kmalloc(sizeof(*data.rsc), GFP_KERNEL); + data.rsc = kzalloc(sizeof(*data.rsc), GFP_KERNEL); if (!data.rsc) return -ENOMEM; - memset(data.rsc, 0xff, sizeof(*data.rsc)); - for (i = 0; i < ARRAY_SIZE(data.rsc->mcast_key_id_map); i++) data.rsc->mcast_key_id_map[i] = IWL_MCAST_KEY_MAP_INVALID; - data.rsc->sta_id = cpu_to_le32(mvmvif->deflink.ap_sta_id); + data.rsc->sta_id = cpu_to_le32(mvm_link->ap_sta_id); ieee80211_iter_keys(mvm->hw, vif, iwl_mvm_wowlan_get_rsc_v5_data, @@ -494,7 +492,7 @@ static int iwl_mvm_wowlan_config_rsc_tsc(struct iwl_mvm *mvm, if (ver == 4) { size = sizeof(*data.rsc_tsc); data.rsc_tsc->sta_id = - cpu_to_le32(mvmvif->deflink.ap_sta_id); + cpu_to_le32(mvm_link->ap_sta_id); } else { /* ver == 2 || ver == IWL_FW_CMD_VER_UNKNOWN */ size = sizeof(data.rsc_tsc->params); @@ -668,10 +666,9 @@ static int iwl_mvm_send_patterns_v1(struct iwl_mvm *mvm, } static int iwl_mvm_send_patterns(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, + struct iwl_mvm_vif_link_info *mvm_link, struct cfg80211_wowlan *wowlan) { - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_wowlan_patterns_cmd *pattern_cmd; struct iwl_host_cmd cmd = { .id = WOWLAN_PATTERNS, @@ -693,7 +690,7 @@ static int iwl_mvm_send_patterns(struct iwl_mvm *mvm, pattern_cmd->n_patterns = wowlan->n_patterns; if (ver >= 3) - pattern_cmd->sta_id = mvmvif->deflink.ap_sta_id; + pattern_cmd->sta_id = mvm_link->ap_sta_id; for (i = 0; i < wowlan->n_patterns; i++) { int mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8); @@ -723,14 +720,15 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct ieee80211_chanctx_conf *ctx; u8 chains_static, chains_dynamic; - struct cfg80211_chan_def chandef; + struct cfg80211_chan_def chandef, ap_def; int ret, i; struct iwl_binding_cmd_v1 binding_cmd = {}; struct iwl_time_quota_cmd quota_cmd = {}; struct iwl_time_quota_data *quota; u32 status; - if (WARN_ON_ONCE(iwl_mvm_is_cdb_supported(mvm))) + if (WARN_ON_ONCE(iwl_mvm_is_cdb_supported(mvm) || + ieee80211_vif_is_mld(vif))) return -EINVAL; /* add back the PHY */ @@ -744,12 +742,13 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, return -EINVAL; } chandef = ctx->def; + ap_def = ctx->ap; chains_static = ctx->rx_chains_static; chains_dynamic = ctx->rx_chains_dynamic; rcu_read_unlock(); ret = iwl_mvm_phy_ctxt_add(mvm, mvmvif->deflink.phy_ctxt, &chandef, - chains_static, chains_dynamic); + &ap_def, chains_static, chains_dynamic); if (ret) return ret; @@ -927,6 +926,9 @@ iwl_mvm_get_wowlan_config(struct iwl_mvm *mvm, wowlan_config_cmd->flags = ENABLE_L3_FILTERING | ENABLE_NBNS_FILTERING | ENABLE_DHCP_FILTERING; + if (ap_sta->mfp) + wowlan_config_cmd->flags |= IS_11W_ASSOC; + if (iwl_fw_lookup_cmd_ver(mvm->fw, WOWLAN_CONFIGURATION, 0) < 6) { /* Query the last used seqno and set it */ int ret = iwl_mvm_get_last_nonqos_seq(mvm, vif); @@ -987,7 +989,8 @@ iwl_mvm_get_wowlan_config(struct iwl_mvm *mvm, } static int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + struct iwl_mvm_vif_link_info *mvm_link) { bool unified = fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG); @@ -1016,7 +1019,7 @@ static int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, return -EIO; } - ret = iwl_mvm_wowlan_config_rsc_tsc(mvm, vif); + ret = iwl_mvm_wowlan_config_rsc_tsc(mvm, vif, mvm_link); if (ret) return ret; @@ -1030,7 +1033,7 @@ static int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, if (ver == 2) { size = sizeof(tkip_data.tkip); tkip_data.tkip.sta_id = - cpu_to_le32(mvmvif->deflink.ap_sta_id); + cpu_to_le32(mvm_link->ap_sta_id); } else if (ver == 1 || ver == IWL_FW_CMD_VER_UNKNOWN) { size = sizeof(struct iwl_wowlan_tkip_params_cmd_ver_1); } else { @@ -1079,7 +1082,7 @@ static int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, kek_kck_cmd.kek_len = cpu_to_le16(mvmvif->rekey_data.kek_len); kek_kck_cmd.replay_ctr = mvmvif->rekey_data.replay_ctr; kek_kck_cmd.akm = cpu_to_le32(mvmvif->rekey_data.akm); - kek_kck_cmd.sta_id = cpu_to_le32(mvmvif->deflink.ap_sta_id); + kek_kck_cmd.sta_id = cpu_to_le32(mvm_link->ap_sta_id); if (cmd_ver == 4) { cmd_size = sizeof(struct iwl_wowlan_kek_kck_material_cmd_v4); @@ -1112,6 +1115,7 @@ iwl_mvm_wowlan_config(struct iwl_mvm *mvm, struct cfg80211_wowlan *wowlan, struct iwl_wowlan_config_cmd *wowlan_config_cmd, struct ieee80211_vif *vif, struct iwl_mvm_vif *mvmvif, + struct iwl_mvm_vif_link_info *mvm_link, struct ieee80211_sta *ap_sta) { int ret; @@ -1130,7 +1134,7 @@ iwl_mvm_wowlan_config(struct iwl_mvm *mvm, return ret; } - ret = iwl_mvm_wowlan_config_key_params(mvm, vif); + ret = iwl_mvm_wowlan_config_key_params(mvm, vif, mvm_link); if (ret) return ret; @@ -1142,7 +1146,7 @@ iwl_mvm_wowlan_config(struct iwl_mvm *mvm, if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_WOWLAN_TCP_SYN_WAKE)) - ret = iwl_mvm_send_patterns(mvm, vif, wowlan); + ret = iwl_mvm_send_patterns(mvm, mvm_link, wowlan); else ret = iwl_mvm_send_patterns_v1(mvm, wowlan); if (ret) @@ -1223,6 +1227,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, struct ieee80211_vif *vif = NULL; struct iwl_mvm_vif *mvmvif = NULL; struct ieee80211_sta *ap_sta = NULL; + struct iwl_mvm_vif_link_info *mvm_link; struct iwl_d3_manager_config d3_cfg_cmd_data = { /* * Program the minimum sleep time to 10 seconds, as many @@ -1237,7 +1242,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, .data[0] = &d3_cfg_cmd_data, .len[0] = sizeof(d3_cfg_cmd_data), }; - int ret; + int ret, primary_link; int len __maybe_unused; bool unified_image = fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG); @@ -1251,21 +1256,46 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, return -EINVAL; } + vif = iwl_mvm_get_bss_vif(mvm); + if (IS_ERR_OR_NULL(vif)) + return 1; + + if (ieee80211_vif_is_mld(vif) && vif->cfg.assoc) { + /* + * Select the 'best' link. May need to revisit, it seems + * better to not optimize for throughput but rather range, + * reliability and power here - and select 2.4 GHz ... + */ + primary_link = + iwl_mvm_mld_get_primary_link(mvm, vif, + vif->active_links); + + if (WARN_ONCE(primary_link < 0, "no primary link in 0x%x\n", + vif->active_links)) + primary_link = __ffs(vif->active_links); + + ret = ieee80211_set_active_links(vif, BIT(primary_link)); + if (ret) + return ret; + } else { + primary_link = 0; + } + mutex_lock(&mvm->mutex); set_bit(IWL_MVM_STATUS_IN_D3, &mvm->status); synchronize_net(); - vif = iwl_mvm_get_bss_vif(mvm); - if (IS_ERR_OR_NULL(vif)) { - ret = 1; + mvmvif = iwl_mvm_vif_from_mac80211(vif); + + mvm_link = mvmvif->link[primary_link]; + if (WARN_ON_ONCE(!mvm_link)) { + ret = -EINVAL; goto out_noreset; } - mvmvif = iwl_mvm_vif_from_mac80211(vif); - - if (mvmvif->deflink.ap_sta_id == IWL_MVM_INVALID_STA) { + if (mvm_link->ap_sta_id == IWL_MVM_INVALID_STA) { /* if we're not associated, this must be netdetect */ if (!wowlan->nd_config) { ret = 1; @@ -1279,24 +1309,31 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, mvm->net_detect = true; } else { - struct iwl_wowlan_config_cmd wowlan_config_cmd = {}; + struct iwl_wowlan_config_cmd wowlan_config_cmd = { + .offloading_tid = 0, + }; - wowlan_config_cmd.sta_id = mvmvif->deflink.ap_sta_id; + wowlan_config_cmd.sta_id = mvm_link->ap_sta_id; ap_sta = rcu_dereference_protected( - mvm->fw_id_to_mac_id[mvmvif->deflink.ap_sta_id], + mvm->fw_id_to_mac_id[mvm_link->ap_sta_id], lockdep_is_held(&mvm->mutex)); if (IS_ERR_OR_NULL(ap_sta)) { ret = -EINVAL; goto out_noreset; } + ret = iwl_mvm_sta_ensure_queue( + mvm, ap_sta->txq[wowlan_config_cmd.offloading_tid]); + if (ret) + goto out_noreset; + ret = iwl_mvm_get_wowlan_config(mvm, wowlan, &wowlan_config_cmd, vif, mvmvif, ap_sta); if (ret) goto out_noreset; ret = iwl_mvm_wowlan_config(mvm, wowlan, &wowlan_config_cmd, - vif, mvmvif, ap_sta); + vif, mvmvif, mvm_link, ap_sta); if (ret) goto out; @@ -1462,7 +1499,8 @@ static void iwl_mvm_report_wakeup_reasons(struct iwl_mvm *mvm, status->pattern_number; if (reasons & (IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON | - IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH)) + IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH | + IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE)) wakeup.disconnect = true; if (reasons & IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE) @@ -1486,6 +1524,9 @@ static void iwl_mvm_report_wakeup_reasons(struct iwl_mvm *mvm, if (reasons & IWL_WOWLAN_WAKEUP_BY_REM_WAKE_WAKEUP_PACKET) wakeup.tcp_match = true; + if (reasons & IWL_WAKEUP_BY_11W_UNPROTECTED_DEAUTH_OR_DISASSOC) + wakeup.unprot_deauth_disassoc = true; + if (status->wake_packet) { int pktsize = status->wake_packet_bufsize; int pktlen = status->wake_packet_length; @@ -1839,9 +1880,12 @@ iwl_mvm_d3_set_igtk_bigtk_ipn(const struct iwl_multicast_key_data *key, memcpy(seq->aes_gmac.pn, key->ipn, sizeof(seq->aes_gmac.pn)); break; case WLAN_CIPHER_SUITE_BIP_CMAC_256: + case WLAN_CIPHER_SUITE_AES_CMAC: BUILD_BUG_ON(sizeof(seq->aes_cmac.pn) != sizeof(key->ipn)); memcpy(seq->aes_cmac.pn, key->ipn, sizeof(seq->aes_cmac.pn)); break; + default: + WARN_ON(1); } } @@ -1931,7 +1975,7 @@ static bool iwl_mvm_gtk_rekey(struct iwl_wowlan_status_data *status, struct ieee80211_vif *vif, struct iwl_mvm *mvm, u32 gtk_cipher) { - int i; + int i, j; struct ieee80211_key_conf *key; struct { struct ieee80211_key_conf conf; @@ -1939,6 +1983,7 @@ static bool iwl_mvm_gtk_rekey(struct iwl_wowlan_status_data *status, } conf = { .conf.cipher = gtk_cipher, }; + int link_id = vif->active_links ? __ffs(vif->active_links) : -1; BUILD_BUG_ON(WLAN_KEY_LEN_CCMP != WLAN_KEY_LEN_GCMP); BUILD_BUG_ON(sizeof(conf.key) < WLAN_KEY_LEN_CCMP); @@ -1972,10 +2017,18 @@ static bool iwl_mvm_gtk_rekey(struct iwl_wowlan_status_data *status, memcpy(conf.conf.key, status->gtk[i].key, sizeof(status->gtk[i].key)); - key = ieee80211_gtk_rekey_add(vif, &conf.conf); + key = ieee80211_gtk_rekey_add(vif, &conf.conf, link_id); if (IS_ERR(key)) return false; - iwl_mvm_set_key_rx_seq_idx(key, status, i); + + for (j = 0; j < ARRAY_SIZE(status->gtk_seq); j++) { + if (!status->gtk_seq[j].valid || + status->gtk_seq[j].key_id != key->keyidx) + continue; + iwl_mvm_set_key_rx_seq_idx(key, status, j); + break; + } + WARN_ON(j == ARRAY_SIZE(status->gtk_seq)); } return true; @@ -1995,6 +2048,7 @@ iwl_mvm_d3_igtk_bigtk_rekey_add(struct iwl_wowlan_status_data *status, .conf.keyidx = key_data->id, }; struct ieee80211_key_seq seq; + int link_id = vif->active_links ? __ffs(vif->active_links) : -1; if (!key_data->len) return true; @@ -2020,17 +2074,17 @@ iwl_mvm_d3_igtk_bigtk_rekey_add(struct iwl_wowlan_status_data *status, BUILD_BUG_ON(sizeof(conf.key) < sizeof(key_data->key)); memcpy(conf.conf.key, key_data->key, conf.conf.keylen); - key_config = ieee80211_gtk_rekey_add(vif, &conf.conf); + key_config = ieee80211_gtk_rekey_add(vif, &conf.conf, link_id); if (IS_ERR(key_config)) return false; ieee80211_set_key_rx_seq(key_config, 0, &seq); if (key_config->keyidx == 4 || key_config->keyidx == 5) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - int link_id = vif->active_links ? __ffs(vif->active_links) : 0; - struct iwl_mvm_vif_link_info *mvm_link = - mvmvif->link[link_id]; + struct iwl_mvm_vif_link_info *mvm_link; + link_id = link_id < 0 ? 0 : link_id; + mvm_link = mvmvif->link[link_id]; mvm_link->igtk = key_config; } @@ -2065,7 +2119,6 @@ static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, .status = status, }; int i; - u32 disconnection_reasons = IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON | IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH; @@ -2073,9 +2126,6 @@ static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, if (!status || !vif->bss_conf.bssid) return false; - if (status->wakeup_reasons & disconnection_reasons) - return false; - if (iwl_mvm_lookup_wowlan_status_ver(mvm) > 6 || iwl_fw_lookup_notif_ver(mvm->fw, PROT_OFFLOAD_GROUP, WOWLAN_INFO_NOTIFICATION, @@ -2136,6 +2186,9 @@ out: mvmvif->seqno = status->non_qos_seq_ctr + 0x10; } + if (status->wakeup_reasons & disconnection_reasons) + return false; + return true; } @@ -2193,7 +2246,10 @@ static void iwl_mvm_convert_gtk_v3(struct iwl_wowlan_status_data *status, static void iwl_mvm_convert_igtk(struct iwl_wowlan_status_data *status, struct iwl_wowlan_igtk_status *data) { + int i; + BUILD_BUG_ON(sizeof(status->igtk.key) < sizeof(data->key)); + BUILD_BUG_ON(sizeof(status->igtk.ipn) != sizeof(data->ipn)); if (!data->key_len) return; @@ -2205,7 +2261,10 @@ static void iwl_mvm_convert_igtk(struct iwl_wowlan_status_data *status, + WOWLAN_IGTK_MIN_INDEX; memcpy(status->igtk.key, data->key, sizeof(data->key)); - memcpy(status->igtk.ipn, data->ipn, sizeof(data->ipn)); + + /* mac80211 expects big endian for memcmp() to work, convert */ + for (i = 0; i < sizeof(data->ipn); i++) + status->igtk.ipn[i] = data->ipn[sizeof(data->ipn) - i - 1]; } static void iwl_mvm_convert_bigtk(struct iwl_wowlan_status_data *status, @@ -2839,6 +2898,9 @@ iwl_mvm_choose_query_wakeup_reasons(struct iwl_mvm *mvm, u8 sta_id = mvm->net_detect ? IWL_MVM_INVALID_STA : mvmvif->deflink.ap_sta_id; + /* bug - FW with MLO has status notification */ + WARN_ON(ieee80211_vif_is_mld(vif)); + d3_data->status = iwl_mvm_send_wowlan_get_status(mvm, sta_id); } @@ -2947,7 +3009,7 @@ static void iwl_mvm_nd_match_info_handler(struct iwl_mvm *mvm, if (results->matched_profiles) { memcpy(results->matches, notif->matches, matches_len); - d3_data->nd_results_valid = TRUE; + d3_data->nd_results_valid = true; } /* no scan should be active at this point */ @@ -3345,6 +3407,7 @@ static ssize_t iwl_mvm_d3_test_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct iwl_mvm *mvm = file->private_data; + unsigned long end = jiffies + 60 * HZ; u32 pme_asserted; while (true) { @@ -3358,6 +3421,12 @@ static ssize_t iwl_mvm_d3_test_read(struct file *file, char __user *user_buf, if (msleep_interruptible(100)) break; + + if (time_is_before_jiffies(end)) { + IWL_ERR(mvm, + "ending pseudo-D3 with timeout after ~60 seconds\n"); + return -ETIMEDOUT; + } } return 0; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c index e8b881596baf..51b01f7528be 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -381,9 +381,9 @@ static ssize_t iwl_dbgfs_bf_params_write(struct ieee80211_vif *vif, char *buf, mutex_lock(&mvm->mutex); iwl_dbgfs_update_bf(vif, param, value); if (param == MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER && !value) - ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_disable_beacon_filter(mvm, vif); else - ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_enable_beacon_filter(mvm, vif); mutex_unlock(&mvm->mutex); return ret ?: count; @@ -578,34 +578,47 @@ static ssize_t iwl_dbgfs_rx_phyinfo_write(struct ieee80211_vif *vif, char *buf, { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm *mvm = mvmvif->mvm; - struct ieee80211_chanctx_conf *chanctx_conf; - struct iwl_mvm_phy_ctxt *phy_ctxt; + struct ieee80211_bss_conf *link_conf; u16 value; - int ret; + int link_id, ret = -EINVAL; ret = kstrtou16(buf, 0, &value); if (ret) return ret; mutex_lock(&mvm->mutex); - rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); - /* make sure the channel context is assigned */ - if (!chanctx_conf) { + mvm->dbgfs_rx_phyinfo = value; + + for_each_vif_active_link(vif, link_conf, link_id) { + struct ieee80211_chanctx_conf *chanctx_conf; + struct cfg80211_chan_def min_def, ap_def; + struct iwl_mvm_phy_ctxt *phy_ctxt; + u8 chains_static, chains_dynamic; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(link_conf->chanctx_conf); + if (!chanctx_conf) { + rcu_read_unlock(); + continue; + } + /* A command can't be sent with RCU lock held, so copy + * everything here and use it after unlocking + */ + min_def = chanctx_conf->min_def; + ap_def = chanctx_conf->ap; + chains_static = chanctx_conf->rx_chains_static; + chains_dynamic = chanctx_conf->rx_chains_dynamic; rcu_read_unlock(); - mutex_unlock(&mvm->mutex); - return -EINVAL; - } - phy_ctxt = &mvm->phy_ctxts[*(u16 *)chanctx_conf->drv_priv]; - rcu_read_unlock(); + phy_ctxt = mvmvif->link[link_id]->phy_ctxt; + if (!phy_ctxt) + continue; - mvm->dbgfs_rx_phyinfo = value; + ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &min_def, &ap_def, + chains_static, chains_dynamic); + } - ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &chanctx_conf->min_def, - chanctx_conf->rx_chains_static, - chanctx_conf->rx_chains_dynamic); mutex_unlock(&mvm->mutex); return ret ?: count; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index edc8204f7c0e..79f4ac8cbc72 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -391,9 +391,7 @@ static ssize_t iwl_dbgfs_wifi_6e_enable_read(struct file *file, char buf[12]; u32 value; - err = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, - DSM_FUNC_ENABLE_6E, - &iwl_guid, &value); + err = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_ENABLE_6E, &value); if (err) return err; @@ -877,14 +875,14 @@ static ssize_t iwl_dbgfs_tas_get_status_read(struct file *file, le16_to_cpu(rsp->curr_mcc)); pos += scnprintf(pos, endpos - pos, "Block list entries:"); - for (i = 0; i < APCI_WTAS_BLACK_LIST_MAX; i++) + for (i = 0; i < IWL_WTAS_BLACK_LIST_MAX; i++) pos += scnprintf(pos, endpos - pos, " 0x%x", le16_to_cpu(rsp->block_list[i])); pos += scnprintf(pos, endpos - pos, "\nOEM name: %s\n", - dmi_get_system_info(DMI_SYS_VENDOR)); + dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>"); pos += scnprintf(pos, endpos - pos, "\tVendor In Approved List: %s\n", - iwl_mvm_is_vendor_in_approved_list() ? "YES" : "NO"); + iwl_is_tas_approved() ? "YES" : "NO"); pos += scnprintf(pos, endpos - pos, "\tDo TAS Support Dual Radio?: %s\n", rsp->in_dual_radio ? "TRUE" : "FALSE"); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c index 233ae81884a0..4863a3c74640 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2022 Intel Corporation + * Copyright (C) 2018-2023 Intel Corporation */ #include <linux/etherdevice.h> #include <linux/math64.h> @@ -821,9 +821,10 @@ iwl_mvm_ftm_put_target_v8(struct iwl_mvm *mvm, struct ieee80211_vif *vif, * If secure LTF is turned off, replace the flag with PMF only */ flags = le32_to_cpu(target->initiator_ap_flags); - if ((flags & IWL_INITIATOR_AP_FLAGS_SECURED) && - !IWL_MVM_FTM_INITIATOR_SECURE_LTF) { - flags &= ~IWL_INITIATOR_AP_FLAGS_SECURED; + if (flags & IWL_INITIATOR_AP_FLAGS_SECURED) { + if (!IWL_MVM_FTM_INITIATOR_SECURE_LTF) + flags &= ~IWL_INITIATOR_AP_FLAGS_SECURED; + flags |= IWL_INITIATOR_AP_FLAGS_PMF; target->initiator_ap_flags = cpu_to_le32(flags); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c index 8f10590f9cdd..8e760300a1ab 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c @@ -12,6 +12,9 @@ struct iwl_mvm_pasn_sta { struct list_head list; struct iwl_mvm_int_sta int_sta; u8 addr[ETH_ALEN]; + + /* must be last as it followed by buffer holding the key */ + struct ieee80211_key_conf keyconf; }; struct iwl_mvm_pasn_hltk_data { @@ -303,6 +306,10 @@ static void iwl_mvm_resp_del_pasn_sta(struct iwl_mvm *mvm, { list_del(&sta->list); + if (sta->keyconf.keylen) + iwl_mvm_sec_key_del_pasn(mvm, vif, BIT(sta->int_sta.sta_id), + &sta->keyconf); + if (iwl_mvm_has_mld_api(mvm->fw)) iwl_mvm_mld_rm_sta_id(mvm, sta->int_sta.sta_id); else @@ -342,6 +349,12 @@ int iwl_mvm_ftm_respoder_add_pasn_sta(struct iwl_mvm *mvm, } if (hltk && hltk_len) { + if (!fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_SECURE_LTF_SUPPORT)) { + IWL_ERR(mvm, "No support for secure LTF measurement\n"); + return -EINVAL; + } + hltk_data.cipher = iwl_mvm_cipher_to_location_cipher(cipher); if (hltk_data.cipher == IWL_LOCATION_CIPHER_INVALID) { IWL_ERR(mvm, "invalid cipher: %u\n", cipher); @@ -352,12 +365,12 @@ int iwl_mvm_ftm_respoder_add_pasn_sta(struct iwl_mvm *mvm, } if (tk && tk_len) { - sta = kzalloc(sizeof(*sta), GFP_KERNEL); + sta = kzalloc(sizeof(*sta) + tk_len, GFP_KERNEL); if (!sta) return -ENOBUFS; ret = iwl_mvm_add_pasn_sta(mvm, vif, &sta->int_sta, addr, - cipher, tk, tk_len); + cipher, tk, tk_len, &sta->keyconf); if (ret) { kfree(sta); return ret; @@ -425,7 +438,7 @@ int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif, rcu_read_unlock(); phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id]; - ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx.def, + ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx.def, &ctx.ap, ctx.rx_chains_static, ctx.rx_chains_dynamic); if (ret) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 1252084662c6..e1c2b7fc92ab 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -16,6 +16,7 @@ #include "fw/acpi.h" #include "fw/pnvm.h" #include "fw/uefi.h" +#include "fw/regulatory.h" #include "mvm.h" #include "fw/dbg.h" @@ -487,7 +488,6 @@ static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, #endif /* CONFIG_ACPI */ } -#if defined(CONFIG_ACPI) && defined(CONFIG_EFI) static void iwl_mvm_uats_init(struct iwl_mvm *mvm) { u8 cmd_ver; @@ -567,17 +567,6 @@ static int iwl_mvm_sgom_init(struct iwl_mvm *mvm) return ret; } -#else - -static int iwl_mvm_sgom_init(struct iwl_mvm *mvm) -{ - return 0; -} - -static void iwl_mvm_uats_init(struct iwl_mvm *mvm) -{ -} -#endif static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) { @@ -677,6 +666,11 @@ static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm) iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE, NULL); + if (mvm->trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_BZ) + mvm->trans->step_urm = !!(iwl_read_umac_prph(mvm->trans, + CNVI_PMU_STEP_FLOW) & + CNVI_PMU_STEP_FLOW_FORCE_URM); + /* Send init config command to mark that we are sending NVM access * commands */ @@ -890,7 +884,6 @@ static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) sizeof(cmd), &cmd); } -#ifdef CONFIG_ACPI int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) { u32 cmd_id = REDUCE_TX_POWER_CMD; @@ -931,9 +924,9 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) /* all structs have the same common part, add it */ len += sizeof(cmd.common); - ret = iwl_sar_select_profile(&mvm->fwrt, per_chain, - IWL_NUM_CHAIN_TABLES, - n_subbands, prof_a, prof_b); + ret = iwl_sar_fill_profile(&mvm->fwrt, per_chain, + IWL_NUM_CHAIN_TABLES, + n_subbands, prof_a, prof_b); /* return on error or if the profile is disabled (positive number) */ if (ret) @@ -989,7 +982,7 @@ int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) resp = (void *)cmd.resp_pkt->data; ret = le32_to_cpu(resp->profile_idx); - if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES_REV3)) + if (WARN_ON(ret > BIOS_GEO_MAX_PROFILE_NUM)) ret = -EIO; iwl_free_resp(&cmd); @@ -1003,7 +996,7 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) u16 len; u32 n_bands; u32 n_profiles; - u32 sk = 0; + __le32 sk = cpu_to_le32(0); int ret; u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, IWL_FW_CMD_VER_UNKNOWN); @@ -1020,27 +1013,35 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) /* the ops field is at the same spot for all versions, so set in v1 */ cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES); + /* Only set to South Korea if the table revision is 1 */ + if (mvm->fwrt.geo_rev == 1) + sk = cpu_to_le32(1); + if (cmd_ver == 5) { len = sizeof(cmd.v5); n_bands = ARRAY_SIZE(cmd.v5.table[0]); - n_profiles = ACPI_NUM_GEO_PROFILES_REV3; + n_profiles = BIOS_GEO_MAX_PROFILE_NUM; + cmd.v5.table_revision = sk; } else if (cmd_ver == 4) { len = sizeof(cmd.v4); n_bands = ARRAY_SIZE(cmd.v4.table[0]); - n_profiles = ACPI_NUM_GEO_PROFILES_REV3; + n_profiles = BIOS_GEO_MAX_PROFILE_NUM; + cmd.v4.table_revision = sk; } else if (cmd_ver == 3) { len = sizeof(cmd.v3); n_bands = ARRAY_SIZE(cmd.v3.table[0]); - n_profiles = ACPI_NUM_GEO_PROFILES; + n_profiles = BIOS_GEO_MIN_PROFILE_NUM; + cmd.v3.table_revision = sk; } else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, IWL_UCODE_TLV_API_SAR_TABLE_VER)) { len = sizeof(cmd.v2); n_bands = ARRAY_SIZE(cmd.v2.table[0]); - n_profiles = ACPI_NUM_GEO_PROFILES; + n_profiles = BIOS_GEO_MIN_PROFILE_NUM; + cmd.v2.table_revision = sk; } else { len = sizeof(cmd.v1); n_bands = ARRAY_SIZE(cmd.v1.table[0]); - n_profiles = ACPI_NUM_GEO_PROFILES; + n_profiles = BIOS_GEO_MIN_PROFILE_NUM; } BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) != @@ -1052,8 +1053,8 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) != offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, table)); /* the table is at the same position for all versions, so set use v1 */ - ret = iwl_sar_geo_init(&mvm->fwrt, &cmd.v1.table[0][0], - n_bands, n_profiles); + ret = iwl_sar_geo_fill_table(&mvm->fwrt, &cmd.v1.table[0][0], + n_bands, n_profiles); /* * It is a valid scenario to not support SAR, or miss wgds table, @@ -1062,27 +1063,6 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) if (ret) return 0; - /* Only set to South Korea if the table revision is 1 */ - if (mvm->fwrt.geo_rev == 1) - sk = 1; - - /* - * Set the table_revision to South Korea (1) or not (0). The - * element name is misleading, as it doesn't contain the table - * revision number, but whether the South Korea variation - * should be used. - * This must be done after calling iwl_sar_geo_init(). - */ - if (cmd_ver == 5) - cmd.v5.table_revision = cpu_to_le32(sk); - else if (cmd_ver == 4) - cmd.v4.table_revision = cpu_to_le32(sk); - else if (cmd_ver == 3) - cmd.v3.table_revision = cpu_to_le32(sk); - else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, - IWL_UCODE_TLV_API_SAR_TABLE_VER)) - cmd.v2.table_revision = cpu_to_le32(sk); - return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, len, &cmd); } @@ -1091,7 +1071,7 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) union iwl_ppag_table_cmd cmd; int ret, cmd_size; - ret = iwl_read_ppag_table(&mvm->fwrt, &cmd, &cmd_size); + ret = iwl_fill_ppag_table(&mvm->fwrt, &cmd, &cmd_size); /* Not supporting PPAG table is a valid scenario */ if (ret < 0) return 0; @@ -1110,80 +1090,19 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) { /* no need to read the table, done in INIT stage */ - if (!(iwl_acpi_is_ppag_approved(&mvm->fwrt))) + if (!(iwl_is_ppag_approved(&mvm->fwrt))) return 0; return iwl_mvm_ppag_send_cmd(mvm); } -static const struct dmi_system_id dmi_tas_approved_list[] = { - { .ident = "HP", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "HP"), - }, - }, - { .ident = "SAMSUNG", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"), - }, - }, - { .ident = "LENOVO", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - }, - }, - { .ident = "DELL", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - }, - }, - { .ident = "MSFT", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), - }, - }, - { .ident = "Acer", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Acer"), - }, - }, - { .ident = "ASUS", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), - }, - }, - { .ident = "GOOGLE-HP", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), - DMI_MATCH(DMI_BOARD_VENDOR, "HP"), - }, - }, - { .ident = "MSI", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."), - }, - }, - { .ident = "Honor", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "HONOR"), - }, - }, - /* keep last */ - {} -}; - -bool iwl_mvm_is_vendor_in_approved_list(void) -{ - return dmi_check_system(dmi_tas_approved_list); -} - static bool iwl_mvm_add_to_tas_block_list(__le32 *list, __le32 *le_size, unsigned int mcc) { int i; u32 size = le32_to_cpu(*le_size); /* Verify that there is room for another country */ - if (size >= IWL_TAS_BLOCK_LIST_MAX) + if (size >= IWL_WTAS_BLACK_LIST_MAX) return false; for (i = 0; i < size; i++) { @@ -1200,21 +1119,21 @@ static void iwl_mvm_tas_init(struct iwl_mvm *mvm) { u32 cmd_id = WIDE_ID(REGULATORY_AND_NVM_GROUP, TAS_CONFIG); int ret; - union iwl_tas_config_cmd cmd = {}; + struct iwl_tas_data data = {}; + struct iwl_tas_config_cmd cmd = {}; int cmd_size, fw_ver; - BUILD_BUG_ON(ARRAY_SIZE(cmd.v3.block_list_array) < - APCI_WTAS_BLACK_LIST_MAX); + BUILD_BUG_ON(ARRAY_SIZE(data.block_list_array) != + IWL_WTAS_BLACK_LIST_MAX); + BUILD_BUG_ON(ARRAY_SIZE(cmd.common.block_list_array) != + IWL_WTAS_BLACK_LIST_MAX); if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) { IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n"); return; } - fw_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, - IWL_FW_CMD_VER_UNKNOWN); - - ret = iwl_acpi_get_tas(&mvm->fwrt, &cmd, fw_ver); + ret = iwl_bios_get_tas_table(&mvm->fwrt, &data); if (ret < 0) { IWL_DEBUG_RADIO(mvm, "TAS table invalid or unavailable. (%d)\n", @@ -1225,16 +1144,16 @@ static void iwl_mvm_tas_init(struct iwl_mvm *mvm) if (ret == 0) return; - if (!iwl_mvm_is_vendor_in_approved_list()) { + if (!iwl_is_tas_approved()) { IWL_DEBUG_RADIO(mvm, "System vendor '%s' is not in the approved list, disabling TAS in US and Canada.\n", - dmi_get_system_info(DMI_SYS_VENDOR)); - if ((!iwl_mvm_add_to_tas_block_list(cmd.v4.block_list_array, - &cmd.v4.block_list_size, - IWL_MCC_US)) || - (!iwl_mvm_add_to_tas_block_list(cmd.v4.block_list_array, - &cmd.v4.block_list_size, - IWL_MCC_CANADA))) { + dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>"); + if ((!iwl_mvm_add_to_tas_block_list(data.block_list_array, + &data.block_list_size, + IWL_MCC_US)) || + (!iwl_mvm_add_to_tas_block_list(data.block_list_array, + &data.block_list_size, + IWL_MCC_CANADA))) { IWL_DEBUG_RADIO(mvm, "Unable to add US/Canada to TAS block list, disabling TAS\n"); return; @@ -1242,41 +1161,64 @@ static void iwl_mvm_tas_init(struct iwl_mvm *mvm) } else { IWL_DEBUG_RADIO(mvm, "System vendor '%s' is in the approved list.\n", - dmi_get_system_info(DMI_SYS_VENDOR)); + dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>"); } - /* v4 is the same size as v3, so no need to differentiate here */ - cmd_size = fw_ver < 3 ? - sizeof(struct iwl_tas_config_cmd_v2) : - sizeof(struct iwl_tas_config_cmd_v3); + fw_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, + IWL_FW_CMD_VER_UNKNOWN); + + memcpy(&cmd.common, &data, sizeof(struct iwl_tas_config_cmd_common)); + + /* Set v3 or v4 specific parts. will be trunctated for fw_ver < 3 */ + if (fw_ver == 4) { + cmd.v4.override_tas_iec = data.override_tas_iec; + cmd.v4.enable_tas_iec = data.enable_tas_iec; + cmd.v4.usa_tas_uhb_allowed = data.usa_tas_uhb_allowed; + } else { + cmd.v3.override_tas_iec = cpu_to_le16(data.override_tas_iec); + cmd.v3.enable_tas_iec = cpu_to_le16(data.enable_tas_iec); + } + + cmd_size = sizeof(struct iwl_tas_config_cmd_common); + if (fw_ver >= 3) + /* v4 is the same size as v3 */ + cmd_size += sizeof(struct iwl_tas_config_cmd_v3); ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, cmd_size, &cmd); if (ret < 0) IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret); } -static u8 iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm) +static bool iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm) { - u8 value; - int ret = iwl_acpi_get_dsm_u8(mvm->fwrt.dev, 0, DSM_RFI_FUNC_ENABLE, - &iwl_rfi_guid, &value); + u32 value = 0; + /* default behaviour is disabled */ + bool bios_enable_rfi = false; + int ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_RFI_CONFIG, &value); + if (ret < 0) { IWL_DEBUG_RADIO(mvm, "Failed to get DSM RFI, ret=%d\n", ret); + return bios_enable_rfi; + } - } else if (value >= DSM_VALUE_RFI_MAX) { - IWL_DEBUG_RADIO(mvm, "DSM RFI got invalid value, ret=%d\n", - value); - - } else if (value == DSM_VALUE_RFI_ENABLE) { + value &= DSM_VALUE_RFI_DISABLE; + /* RFI BIOS CONFIG value can be 0 or 3 only. + * i.e 0 means DDR and DLVR enabled. 3 means DDR and DLVR disabled. + * 1 and 2 are invalid BIOS configurations, So, it's not possible to + * disable ddr/dlvr separately. + */ + if (!value) { IWL_DEBUG_RADIO(mvm, "DSM RFI is evaluated to enable\n"); - return DSM_VALUE_RFI_ENABLE; + bios_enable_rfi = true; + } else if (value == DSM_VALUE_RFI_DISABLE) { + IWL_DEBUG_RADIO(mvm, "DSM RFI is evaluated to disable\n"); + } else { + IWL_DEBUG_RADIO(mvm, + "DSM RFI got invalid value, value=%d\n", value); } - IWL_DEBUG_RADIO(mvm, "DSM RFI is disabled\n"); - - /* default behaviour is disabled */ - return DSM_VALUE_RFI_DISABLE; + return bios_enable_rfi; } static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) @@ -1288,43 +1230,34 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) WIDE_ID(REGULATORY_AND_NVM_GROUP, LARI_CONFIG_CHANGE), 1); - cmd.config_bitmap = iwl_acpi_get_lari_config_bitmap(&mvm->fwrt); + cmd.config_bitmap = iwl_get_lari_config_bitmap(&mvm->fwrt); - ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, DSM_FUNC_11AX_ENABLEMENT, - &iwl_guid, &value); + ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_11AX_ENABLEMENT, &value); if (!ret) cmd.oem_11ax_allow_bitmap = cpu_to_le32(value); - ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, - DSM_FUNC_ENABLE_UNII4_CHAN, - &iwl_guid, &value); + ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_ENABLE_UNII4_CHAN, &value); if (!ret) cmd.oem_unii4_allow_bitmap = cpu_to_le32(value); - ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, - DSM_FUNC_ACTIVATE_CHANNEL, - &iwl_guid, &value); + ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_ACTIVATE_CHANNEL, &value); if (!ret) { if (cmd_ver < 8) value &= ~ACTIVATE_5G2_IN_WW_MASK; cmd.chan_state_active_bitmap = cpu_to_le32(value); } - ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, - DSM_FUNC_ENABLE_6E, - &iwl_guid, &value); + ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_ENABLE_6E, &value); if (!ret) cmd.oem_uhb_allow_bitmap = cpu_to_le32(value); - ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, - DSM_FUNC_FORCE_DISABLE_CHANNELS, - &iwl_guid, &value); + ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_FORCE_DISABLE_CHANNELS, + &value); if (!ret) cmd.force_disable_channels_bitmap = cpu_to_le32(value); - ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, - DSM_FUNC_ENERGY_DETECTION_THRESHOLD, - &iwl_guid, &value); + ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_ENERGY_DETECTION_THRESHOLD, + &value); if (!ret) cmd.edt_bitmap = cpu_to_le32(value); @@ -1390,15 +1323,17 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) if (le32_to_cpu(cmd.oem_uhb_allow_bitmap) & IWL_UATS_VLP_AP_SUPPORTED || le32_to_cpu(cmd.oem_uhb_allow_bitmap) & IWL_UATS_AFC_AP_SUPPORTED) - mvm->fwrt.uats_enabled = TRUE; + mvm->fwrt.uats_enabled = true; } -void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) +void iwl_mvm_get_bios_tables(struct iwl_mvm *mvm) { int ret; + iwl_acpi_get_guid_lock_status(&mvm->fwrt); + /* read PPAG table */ - ret = iwl_acpi_get_ppag_table(&mvm->fwrt); + ret = iwl_bios_get_ppag_table(&mvm->fwrt); if (ret < 0) { IWL_DEBUG_RADIO(mvm, "PPAG BIOS table invalid or unavailable. (%d)\n", @@ -1406,7 +1341,7 @@ void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) } /* read SAR tables */ - ret = iwl_sar_get_wrds_table(&mvm->fwrt); + ret = iwl_bios_get_wrds_table(&mvm->fwrt); if (ret < 0) { IWL_DEBUG_RADIO(mvm, "WRDS SAR BIOS table invalid or unavailable. (%d)\n", @@ -1415,7 +1350,7 @@ void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) * If not available, don't fail and don't bother with EWRD and * WGDS */ - if (!iwl_sar_get_wgds_table(&mvm->fwrt)) { + if (!iwl_bios_get_wgds_table(&mvm->fwrt)) { /* * If basic SAR is not available, we check for WGDS, * which should *not* be available either. If it is @@ -1426,7 +1361,7 @@ void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) } } else { - ret = iwl_sar_get_ewrd_table(&mvm->fwrt); + ret = iwl_bios_get_ewrd_table(&mvm->fwrt); /* if EWRD is not available, we can still use * WRDS, so don't fail */ if (ret < 0) @@ -1436,7 +1371,7 @@ void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) /* read geo SAR table */ if (iwl_sar_geo_support(&mvm->fwrt)) { - ret = iwl_sar_get_wgds_table(&mvm->fwrt); + ret = iwl_bios_get_wgds_table(&mvm->fwrt); if (ret < 0) IWL_DEBUG_RADIO(mvm, "Geo SAR BIOS table invalid or unavailable. (%d)\n", @@ -1446,59 +1381,18 @@ void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) } iwl_acpi_get_phy_filters(&mvm->fwrt, &mvm->phy_filters); -} -#else /* CONFIG_ACPI */ -inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, - int prof_a, int prof_b) -{ - return 1; + if (iwl_bios_get_eckv(&mvm->fwrt, &mvm->ext_clock_valid)) + IWL_DEBUG_RADIO(mvm, "ECKV table doesn't exist in BIOS\n"); } -inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) +static void iwl_mvm_disconnect_iterator(void *data, u8 *mac, + struct ieee80211_vif *vif) { - return -ENOENT; + if (vif->type == NL80211_IFTYPE_STATION) + ieee80211_hw_restart_disconnect(vif); } -static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) -{ - return 0; -} - -int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) -{ - return -ENOENT; -} - -static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) -{ - return 0; -} - -static void iwl_mvm_tas_init(struct iwl_mvm *mvm) -{ -} - -static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) -{ -} - -bool iwl_mvm_is_vendor_in_approved_list(void) -{ - return false; -} - -static u8 iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm) -{ - return DSM_VALUE_RFI_DISABLE; -} - -void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm) -{ -} - -#endif /* CONFIG_ACPI */ - void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags) { u32 error_log_size = mvm->fw->ucode_capa.error_log_size; @@ -1543,10 +1437,15 @@ void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags) /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */ if (flags & ERROR_RECOVERY_UPDATE_DB) { resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data); - if (resp) + if (resp) { IWL_ERR(mvm, "Failed to send recovery cmd blob was invalid %d\n", resp); + + ieee80211_iterate_interfaces(mvm->hw, 0, + iwl_mvm_disconnect_iterator, + mvm); + } } } @@ -1781,9 +1680,6 @@ int iwl_mvm_up(struct iwl_mvm *mvm) if (!mvm->ptp_data.ptp_clock) iwl_mvm_ptp_init(mvm); - if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid)) - IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n"); - ret = iwl_mvm_ppag_init(mvm); if (ret) goto error; @@ -1803,7 +1699,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm) iwl_mvm_uats_init(mvm); if (iwl_rfi_supported(mvm)) { - if (iwl_mvm_eval_dsm_rfi(mvm) == DSM_VALUE_RFI_ENABLE) + if (iwl_mvm_eval_dsm_rfi(mvm)) iwl_rfi_send_config_cmd(mvm, NULL); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/link.c b/drivers/net/wireless/intel/iwlwifi/mvm/link.c index be48b0fc9cb6..f13f13e6b71a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/link.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/link.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022 - 2023 Intel Corporation + * Copyright (C) 2022 - 2024 Intel Corporation */ #include "mvm.h" #include "time-event.h" @@ -53,6 +53,8 @@ int iwl_mvm_add_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif, unsigned int link_id = link_conf->link_id; struct iwl_mvm_vif_link_info *link_info = mvmvif->link[link_id]; struct iwl_link_config_cmd cmd = {}; + unsigned int cmd_id = WIDE_ID(MAC_CONF_GROUP, LINK_CONFIG_CMD); + u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 1); if (WARN_ON_ONCE(!link_info)) return -EINVAL; @@ -84,7 +86,8 @@ int iwl_mvm_add_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (vif->type == NL80211_IFTYPE_ADHOC && link_conf->bssid) memcpy(cmd.ibss_bssid_addr, link_conf->bssid, ETH_ALEN); - cmd.listen_lmac = cpu_to_le32(link_info->listen_lmac); + if (cmd_ver < 2) + cmd.listen_lmac = cpu_to_le32(link_info->listen_lmac); return iwl_mvm_link_cmd_send(mvm, &cmd, FW_CTXT_ACTION_ADD); } @@ -100,6 +103,8 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_link_config_cmd cmd = {}; u32 ht_flag, flags = 0, flags_mask = 0; int ret; + unsigned int cmd_id = WIDE_ID(MAC_CONF_GROUP, LINK_CONFIG_CMD); + u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 1); if (WARN_ON_ONCE(!link_info || link_info->fw_link_id == IWL_MVM_FW_LINK_ID_INVALID)) @@ -190,12 +195,21 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, } if (changes & LINK_CONTEXT_MODIFY_EHT_PARAMS) { + struct ieee80211_chanctx_conf *ctx; + struct cfg80211_chan_def *def = NULL; + + rcu_read_lock(); + ctx = rcu_dereference(link_conf->chanctx_conf); + if (ctx) + def = iwl_mvm_chanctx_def(mvm, ctx); + if (iwlwifi_mod_params.disable_11be || - !link_conf->eht_support) + !link_conf->eht_support || !def || + iwl_fw_lookup_cmd_ver(mvm->fw, PHY_CONTEXT_CMD, 1) >= 6) changes &= ~LINK_CONTEXT_MODIFY_EHT_PARAMS; else - cmd.puncture_mask = - cpu_to_le16(link_conf->eht_puncturing); + cmd.puncture_mask = cpu_to_le16(def->punctured); + rcu_read_unlock(); } cmd.bss_color = link_conf->he_bss_color.color; @@ -224,7 +238,8 @@ send_cmd: cmd.flags = cpu_to_le32(flags); cmd.flags_mask = cpu_to_le32(flags_mask); cmd.spec_link_id = link_conf->link_id; - cmd.listen_lmac = cpu_to_le32(link_info->listen_lmac); + if (cmd_ver < 2) + cmd.listen_lmac = cpu_to_le32(link_info->listen_lmac); ret = iwl_mvm_link_cmd_send(mvm, &cmd, FW_CTXT_ACTION_MODIFY); if (!ret && (changes & LINK_CONTEXT_MODIFY_ACTIVE)) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index c4f96125cf33..228ede7b8957 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH */ @@ -31,6 +31,17 @@ const u8 iwl_mvm_ac_to_gen2_tx_fifo[] = { IWL_GEN2_TRIG_TX_FIFO_BK, }; +const u8 iwl_mvm_ac_to_bz_tx_fifo[] = { + IWL_BZ_EDCA_TX_FIFO_VO, + IWL_BZ_EDCA_TX_FIFO_VI, + IWL_BZ_EDCA_TX_FIFO_BE, + IWL_BZ_EDCA_TX_FIFO_BK, + IWL_BZ_TRIG_TX_FIFO_VO, + IWL_BZ_TRIG_TX_FIFO_VI, + IWL_BZ_TRIG_TX_FIFO_BE, + IWL_BZ_TRIG_TX_FIFO_BK, +}; + struct iwl_mvm_mac_iface_iterator_data { struct iwl_mvm *mvm; struct ieee80211_vif *vif; @@ -455,7 +466,7 @@ void iwl_mvm_set_fw_protection_flags(struct iwl_mvm *mvm, break; case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: /* Protect when channel wider than 20MHz */ - if (link_conf->chandef.width > NL80211_CHAN_WIDTH_20) + if (link_conf->chanreq.oper.width > NL80211_CHAN_WIDTH_20) *protection_flags |= cpu_to_le32(ht_flag); break; default: @@ -494,7 +505,7 @@ void iwl_mvm_set_fw_qos_params(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (link_conf->qos) *qos_flags |= cpu_to_le32(MAC_QOS_FLG_UPDATE_EDCA); - if (link_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT) + if (link_conf->chanreq.oper.width != NL80211_CHAN_WIDTH_20_NOHT) *qos_flags |= cpu_to_le32(MAC_QOS_FLG_TGN); } @@ -910,8 +921,8 @@ u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct iwl_mvm *mvm, link_conf = rcu_dereference(vif->link_conf[link_id]); if (link_conf) { basic = link_conf->basic_rates; - if (link_conf->chandef.chan) - band = link_conf->chandef.chan->band; + if (link_conf->chanreq.oper.chan) + band = link_conf->chanreq.oper.chan->band; } rcu_read_unlock(); } @@ -1466,8 +1477,8 @@ static void iwl_mvm_csa_count_down(struct iwl_mvm *mvm, mvmvif->csa_countdown = true; - if (!ieee80211_beacon_cntdwn_is_complete(csa_vif)) { - int c = ieee80211_beacon_update_cntdwn(csa_vif); + if (!ieee80211_beacon_cntdwn_is_complete(csa_vif, 0)) { + int c = ieee80211_beacon_update_cntdwn(csa_vif, 0); iwl_mvm_mac_ctxt_beacon_changed(mvm, csa_vif, &csa_vif->bss_conf); @@ -1486,7 +1497,7 @@ static void iwl_mvm_csa_count_down(struct iwl_mvm *mvm, } } else if (!iwl_mvm_te_scheduled(&mvmvif->time_event_data)) { /* we don't have CSA NoA scheduled yet, switch now */ - ieee80211_csa_finish(csa_vif); + ieee80211_csa_finish(csa_vif, 0); RCU_INIT_POINTER(mvm->csa_vif, NULL); } } @@ -1626,10 +1637,22 @@ void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, * TODO: the threshold should be adjusted based on latency conditions, * and/or in case of a CS flow on one of the other AP vifs. */ - if (rx_missed_bcon > IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG) - iwl_mvm_connection_loss(mvm, vif, "missed beacons"); - else if (rx_missed_bcon_since_rx > IWL_MVM_MISSED_BEACONS_THRESHOLD) - ieee80211_beacon_loss(vif); + if (rx_missed_bcon >= IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG) { + if (rx_missed_bcon_since_rx >= IWL_MVM_MISSED_BEACONS_SINCE_RX_THOLD) { + iwl_mvm_connection_loss(mvm, vif, "missed beacons"); + } else { + IWL_WARN(mvm, + "missed beacons exceeds threshold, but receiving data. Stay connected, Expect bugs.\n"); + IWL_WARN(mvm, + "missed_beacons:%d, missed_beacons_since_rx:%d\n", + rx_missed_bcon, rx_missed_bcon_since_rx); + } + } else if (rx_missed_bcon_since_rx > IWL_MVM_MISSED_BEACONS_THRESHOLD) { + if (!iwl_mvm_has_new_tx_api(mvm)) + ieee80211_beacon_loss(vif); + else + ieee80211_cqm_beacon_loss_notify(vif, GFP_ATOMIC); + } iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_MISSED_BEACONS, &tp_data); @@ -1832,7 +1855,7 @@ void iwl_mvm_channel_switch_start_notif(struct iwl_mvm *mvm, msecs_to_jiffies(IWL_MVM_CS_UNBLOCK_TX_TIMEOUT * csa_vif->bss_conf.beacon_int)); - ieee80211_csa_finish(csa_vif); + ieee80211_csa_finish(csa_vif, 0); rcu_read_unlock(); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 7f13dff04b26..1935630d3def 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -138,7 +138,8 @@ struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, resp->channels, __le16_to_cpu(resp->mcc), __le16_to_cpu(resp->geo_info), - le32_to_cpu(resp->cap), resp_ver); + le32_to_cpu(resp->cap), resp_ver, + mvm->fwrt.uats_enabled); /* Store the return source id */ src_id = resp->source_id; if (IS_ERR_OR_NULL(regd)) { @@ -263,6 +264,9 @@ static const u8 tm_if_types_ext_capa_sta[] = { __bf_shf(IEEE80211_EML_CAP_EMLSR_PADDING_DELAY) | \ IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US << \ __bf_shf(IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY)) +#define IWL_MVM_MLD_CAPA_OPS FIELD_PREP_CONST( \ + IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP, \ + IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_SAME) static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = { { @@ -272,6 +276,7 @@ static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = { .extended_capabilities_len = sizeof(he_if_types_ext_capa_sta), /* relevant only if EHT is supported */ .eml_capabilities = IWL_MVM_EMLSR_CAPA, + .mld_capa_and_ops = IWL_MVM_MLD_CAPA_OPS, }, { .iftype = NL80211_IFTYPE_STATION, @@ -280,6 +285,7 @@ static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = { .extended_capabilities_len = sizeof(tm_if_types_ext_capa_sta), /* relevant only if EHT is supported */ .eml_capabilities = IWL_MVM_EMLSR_CAPA, + .mld_capa_and_ops = IWL_MVM_MLD_CAPA_OPS, }, }; @@ -490,6 +496,11 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IWL_UCODE_TLV_CAPA_TIME_SYNC_BOTH_FTM_TM)) hw->wiphy->hw_timestamp_max_peers = 1; + if (fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_SPP_AMSDU_SUPPORT)) + wiphy_ext_feature_set(hw->wiphy, + NL80211_EXT_FEATURE_SPP_AMSDU_SUPPORT); + ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS); hw->wiphy->features |= NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR | @@ -695,6 +706,18 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } } + if (iwl_fw_lookup_cmd_ver(mvm->fw, WIDE_ID(LOCATION_GROUP, + TOF_RANGE_REQ_CMD), + IWL_FW_CMD_VER_UNKNOWN) >= 11) { + wiphy_ext_feature_set(hw->wiphy, + NL80211_EXT_FEATURE_PROT_RANGE_NEGO_AND_MEASURE); + + if (fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_SECURE_LTF_SUPPORT)) + wiphy_ext_feature_set(hw->wiphy, + NL80211_EXT_FEATURE_SECURE_LTF); + } + mvm->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; #ifdef CONFIG_PM_SLEEP @@ -1195,14 +1218,12 @@ int iwl_mvm_mac_start(struct ieee80211_hw *hw) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); int ret; - int retry, max_retry = 0; mutex_lock(&mvm->mutex); /* we are starting the mac not in error flow, and restart is enabled */ if (!test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status) && iwlwifi_mod_params.fw_restart) { - max_retry = IWL_MAX_INIT_RETRY; /* * This will prevent mac80211 recovery flows to trigger during * init failures @@ -1210,13 +1231,7 @@ int iwl_mvm_mac_start(struct ieee80211_hw *hw) set_bit(IWL_MVM_STATUS_STARTING, &mvm->status); } - for (retry = 0; retry <= max_retry; retry++) { - ret = __iwl_mvm_mac_start(mvm); - if (!ret || mvm->pldr_sync) - break; - - IWL_ERR(mvm, "mac start retry %d\n", retry); - } + ret = __iwl_mvm_mac_start(mvm); clear_bit(IWL_MVM_STATUS_STARTING, &mvm->status); mutex_unlock(&mvm->mutex); @@ -1350,6 +1365,7 @@ void iwl_mvm_mac_stop(struct ieee80211_hw *hw) * discover that its list is now empty. */ cancel_work_sync(&mvm->async_handlers_wk); + wiphy_work_cancel(hw->wiphy, &mvm->async_handlers_wiphy_wk); } struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm) @@ -1433,7 +1449,7 @@ int iwl_mvm_post_channel_switch(struct ieee80211_hw *hw, if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CHANNEL_SWITCH_CMD)) { - ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_enable_beacon_filter(mvm, vif); if (ret) goto out_unlock; @@ -1454,7 +1470,8 @@ out_unlock: } void iwl_mvm_abort_channel_switch(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); @@ -1600,7 +1617,8 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, */ if (vif->type == NL80211_IFTYPE_AP || vif->type == NL80211_IFTYPE_ADHOC) { - iwl_mvm_vif_dbgfs_add_link(mvm, vif); + if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) + iwl_mvm_vif_dbgfs_add_link(mvm, vif); ret = 0; goto out; } @@ -1616,7 +1634,7 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, goto out_remove_mac; /* beacon filtering */ - ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_disable_beacon_filter(mvm, vif); if (ret) goto out_remove_mac; @@ -1627,6 +1645,9 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, IEEE80211_VIF_SUPPORTS_CQM_RSSI; } + if (vif->p2p || iwl_fw_lookup_cmd_ver(mvm->fw, PHY_CONTEXT_CMD, 1) < 5) + vif->driver_flags |= IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW; + if (vif->type == NL80211_IFTYPE_P2P_DEVICE) mvm->p2p_device_vif = vif; @@ -1637,10 +1658,11 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, if (vif->type == NL80211_IFTYPE_MONITOR) { mvm->monitor_on = true; mvm->monitor_p80 = - iwl_mvm_chandef_get_primary_80(&vif->bss_conf.chandef); + iwl_mvm_chandef_get_primary_80(&vif->bss_conf.chanreq.oper); } - iwl_mvm_vif_dbgfs_add_link(mvm, vif); + if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) + iwl_mvm_vif_dbgfs_add_link(mvm, vif); if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && vif->type == NL80211_IFTYPE_STATION && !vif->p2p && @@ -2558,7 +2580,7 @@ iwl_mvm_bss_info_changed_station_common(struct iwl_mvm *mvm, iwl_mvm_stop_session_protection(mvm, vif); iwl_mvm_sf_update(mvm, vif, false); - WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, 0)); + WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif)); } if (changes & (BSS_CHANGED_PS | BSS_CHANGED_P2P_PS | BSS_CHANGED_QOS | @@ -2579,7 +2601,7 @@ iwl_mvm_bss_info_changed_station_common(struct iwl_mvm *mvm, /* FIXME: need to update per link when FW API will * support it */ - ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_enable_beacon_filter(mvm, vif); if (ret) IWL_ERR(mvm, "failed to update CQM thresholds\n"); @@ -2606,9 +2628,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, */ if (changes & BSS_CHANGED_ASSOC && vif->cfg.assoc) { if ((vif->bss_conf.he_support && - !iwlwifi_mod_params.disable_11ax) || - (vif->bss_conf.eht_support && - !iwlwifi_mod_params.disable_11be)) + !iwlwifi_mod_params.disable_11ax)) iwl_mvm_cfg_he_sta(mvm, vif, mvmvif->deflink.ap_sta_id); iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif); @@ -2617,10 +2637,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, /* Update MU EDCA params */ if (changes & BSS_CHANGED_QOS && mvmvif->associated && vif->cfg.assoc && - ((vif->bss_conf.he_support && - !iwlwifi_mod_params.disable_11ax) || - (vif->bss_conf.eht_support && - !iwlwifi_mod_params.disable_11be))) + (vif->bss_conf.he_support && !iwlwifi_mod_params.disable_11ax)) iwl_mvm_cfg_he_sta(mvm, vif, mvmvif->deflink.ap_sta_id); /* @@ -3416,16 +3433,16 @@ iwl_mvm_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, .tolerated = true, }; - if (WARN_ON_ONCE(!link_conf->chandef.chan || + if (WARN_ON_ONCE(!link_conf->chanreq.oper.chan || !mvmvif->link[link_id])) return; - if (!(link_conf->chandef.chan->flags & IEEE80211_CHAN_RADAR)) { + if (!(link_conf->chanreq.oper.chan->flags & IEEE80211_CHAN_RADAR)) { mvmvif->link[link_id]->he_ru_2mhz_block = false; return; } - cfg80211_bss_iter(hw->wiphy, &link_conf->chandef, + cfg80211_bss_iter(hw->wiphy, &link_conf->chanreq.oper, iwl_mvm_check_he_obss_narrow_bw_ru_iter, &iter_data); @@ -3485,10 +3502,10 @@ static void iwl_mvm_mei_host_associated(struct iwl_mvm *mvm, return; /* FIXME: MEI needs to be updated for MLO */ - if (!vif->bss_conf.chandef.chan) + if (!vif->bss_conf.chanreq.oper.chan) return; - conn_info.channel = vif->bss_conf.chandef.chan->hw_value; + conn_info.channel = vif->bss_conf.chanreq.oper.chan->hw_value; switch (mvm_sta->pairwise_cipher) { case WLAN_CIPHER_SUITE_TKIP: @@ -3685,6 +3702,9 @@ iwl_mvm_sta_state_notexist_to_none(struct iwl_mvm *mvm, NL80211_TDLS_SETUP); } + if (ret) + return ret; + for_each_sta_active_link(vif, sta, link_sta, i) link_sta->agg.max_rc_amsdu_len = 1; @@ -3693,6 +3713,19 @@ iwl_mvm_sta_state_notexist_to_none(struct iwl_mvm *mvm, if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) mvmvif->ap_sta = sta; + /* + * Initialize the rates here already - this really tells + * the firmware only what the supported legacy rates are + * (may be) since it's initialized already from what the + * AP advertised in the beacon/probe response. This will + * allow the firmware to send auth/assoc frames with one + * of the supported rates already, rather than having to + * use a mandatory rate. + * If we're the AP, we'll just assume mandatory rates at + * this point, but we know nothing about the STA anyway. + */ + iwl_mvm_rs_rate_init_all_links(mvm, vif, sta); + return 0; } @@ -3719,10 +3752,8 @@ iwl_mvm_sta_state_auth_to_assoc(struct ieee80211_hw *hw, * the default bss_conf */ if (!mvm->mld_api_is_used && - ((vif->bss_conf.he_support && - !iwlwifi_mod_params.disable_11ax) || - (vif->bss_conf.eht_support && - !iwlwifi_mod_params.disable_11be))) + (vif->bss_conf.he_support && + !iwlwifi_mod_params.disable_11ax)) iwl_mvm_cfg_he_sta(mvm, vif, mvm_sta->deflink.sta_id); } else if (vif->type == NL80211_IFTYPE_STATION) { iwl_mvm_vif_set_he_support(hw, vif, sta, true); @@ -3774,7 +3805,7 @@ iwl_mvm_sta_state_assoc_to_authorized(struct iwl_mvm *mvm, NL80211_TDLS_ENABLE_LINK); } else { /* enable beacon filtering */ - WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, 0)); + WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif)); mvmvif->authorized = 1; @@ -3791,13 +3822,17 @@ iwl_mvm_sta_state_assoc_to_authorized(struct iwl_mvm *mvm, mvm_sta->authorized = true; - iwl_mvm_rs_rate_init_all_links(mvm, vif, sta); - /* MFP is set by default before the station is authorized. * Clear it here in case it's not used. */ - if (!sta->mfp) - return callbacks->update_sta(mvm, vif, sta); + if (!sta->mfp) { + int ret = callbacks->update_sta(mvm, vif, sta); + + if (ret) + return ret; + } + + iwl_mvm_rs_rate_init_all_links(mvm, vif, sta); return 0; } @@ -3828,7 +3863,7 @@ iwl_mvm_sta_state_authorized_to_assoc(struct iwl_mvm *mvm, mvmvif->authorized = 0; /* disable beacon filtering */ - iwl_mvm_disable_beacon_filter(mvm, vif, 0); + iwl_mvm_disable_beacon_filter(mvm, vif); } return 0; @@ -4407,44 +4442,6 @@ static bool iwl_mvm_rx_aux_roc(struct iwl_notif_wait_data *notif_wait, return true; } -#define AUX_ROC_MIN_DURATION MSEC_TO_TU(100) -#define AUX_ROC_MIN_DELAY MSEC_TO_TU(200) -#define AUX_ROC_MAX_DELAY MSEC_TO_TU(600) -#define AUX_ROC_SAFETY_BUFFER MSEC_TO_TU(20) -#define AUX_ROC_MIN_SAFETY_BUFFER MSEC_TO_TU(10) - -static void iwl_mvm_roc_duration_and_delay(struct ieee80211_vif *vif, - u32 duration_ms, - u32 *duration_tu, - u32 *delay) -{ - u32 dtim_interval = vif->bss_conf.dtim_period * - vif->bss_conf.beacon_int; - - *delay = AUX_ROC_MIN_DELAY; - *duration_tu = MSEC_TO_TU(duration_ms); - - /* - * If we are associated we want the delay time to be at least one - * dtim interval so that the FW can wait until after the DTIM and - * then start the time event, this will potentially allow us to - * remain off-channel for the max duration. - * Since we want to use almost a whole dtim interval we would also - * like the delay to be for 2-3 dtim intervals, in case there are - * other time events with higher priority. - */ - if (vif->cfg.assoc) { - *delay = min_t(u32, dtim_interval * 3, AUX_ROC_MAX_DELAY); - /* We cannot remain off-channel longer than the DTIM interval */ - if (dtim_interval <= *duration_tu) { - *duration_tu = dtim_interval - AUX_ROC_SAFETY_BUFFER; - if (*duration_tu <= AUX_ROC_MIN_DURATION) - *duration_tu = dtim_interval - - AUX_ROC_MIN_SAFETY_BUFFER; - } - } -} - static int iwl_mvm_send_aux_roc_cmd(struct iwl_mvm *mvm, struct ieee80211_channel *channel, struct ieee80211_vif *vif, @@ -4542,48 +4539,6 @@ static int iwl_mvm_send_aux_roc_cmd(struct iwl_mvm *mvm, return res; } -static int iwl_mvm_roc_add_cmd(struct iwl_mvm *mvm, - struct ieee80211_channel *channel, - struct ieee80211_vif *vif, - int duration, u32 activity) -{ - int res; - u32 duration_tu, delay; - struct iwl_roc_req roc_req = { - .action = cpu_to_le32(FW_CTXT_ACTION_ADD), - .activity = cpu_to_le32(activity), - .sta_id = cpu_to_le32(mvm->aux_sta.sta_id), - }; - - lockdep_assert_held(&mvm->mutex); - - /* Set the channel info data */ - iwl_mvm_set_chan_info(mvm, &roc_req.channel_info, - channel->hw_value, - iwl_mvm_phy_band_from_nl80211(channel->band), - IWL_PHY_CHANNEL_MODE20, 0); - - iwl_mvm_roc_duration_and_delay(vif, duration, &duration_tu, - &delay); - roc_req.duration = cpu_to_le32(duration_tu); - roc_req.max_delay = cpu_to_le32(delay); - - IWL_DEBUG_TE(mvm, - "\t(requested = %ums, max_delay = %ums)\n", - duration, delay); - IWL_DEBUG_TE(mvm, - "Requesting to remain on channel %u for %utu\n", - channel->hw_value, duration_tu); - - /* Set the node address */ - memcpy(roc_req.node_addr, vif->addr, ETH_ALEN); - - res = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(MAC_CONF_GROUP, ROC_CMD), - 0, sizeof(roc_req), &roc_req); - - return res; -} - static int iwl_mvm_add_aux_sta_for_hs20(struct iwl_mvm *mvm, u32 lmac_id) { int ret = 0; @@ -4700,7 +4655,7 @@ static int iwl_mvm_p2p_find_phy_ctxt(struct iwl_mvm *mvm, cfg80211_chandef_create(&chandef, channel, NL80211_CHAN_NO_HT); return iwl_mvm_phy_ctxt_add(mvm, mvmvif->deflink.phy_ctxt, - &chandef, 1, 1); + &chandef, NULL, 1, 1); } /* Execute the common part for MLD and non-MLD modes */ @@ -4788,8 +4743,8 @@ static void iwl_mvm_ftm_responder_chanctx_iter(void *_data, u8 *mac, data->responder = true; } -static bool iwl_mvm_is_ftm_responder_chanctx(struct iwl_mvm *mvm, - struct ieee80211_chanctx_conf *ctx) +bool iwl_mvm_is_ftm_responder_chanctx(struct iwl_mvm *mvm, + struct ieee80211_chanctx_conf *ctx) { struct iwl_mvm_ftm_responder_iter_data data = { .responder = false, @@ -4808,9 +4763,7 @@ static int __iwl_mvm_add_chanctx(struct iwl_mvm *mvm, { u16 *phy_ctxt_id = (u16 *)ctx->drv_priv; struct iwl_mvm_phy_ctxt *phy_ctxt; - bool use_def = iwl_mvm_is_ftm_responder_chanctx(mvm, ctx) || - iwl_mvm_enable_fils(mvm, ctx); - struct cfg80211_chan_def *def = use_def ? &ctx->def : &ctx->min_def; + struct cfg80211_chan_def *def = iwl_mvm_chanctx_def(mvm, ctx); int ret; lockdep_assert_held(&mvm->mutex); @@ -4823,7 +4776,7 @@ static int __iwl_mvm_add_chanctx(struct iwl_mvm *mvm, goto out; } - ret = iwl_mvm_phy_ctxt_add(mvm, phy_ctxt, def, + ret = iwl_mvm_phy_ctxt_add(mvm, phy_ctxt, def, &ctx->ap, ctx->rx_chains_static, ctx->rx_chains_dynamic); if (ret) { @@ -4876,9 +4829,7 @@ void iwl_mvm_change_chanctx(struct ieee80211_hw *hw, struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); u16 *phy_ctxt_id = (u16 *)ctx->drv_priv; struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id]; - bool use_def = iwl_mvm_is_ftm_responder_chanctx(mvm, ctx) || - iwl_mvm_enable_fils(mvm, ctx); - struct cfg80211_chan_def *def = use_def ? &ctx->def : &ctx->min_def; + struct cfg80211_chan_def *def = iwl_mvm_chanctx_def(mvm, ctx); if (WARN_ONCE((phy_ctxt->ref > 1) && (changed & ~(IEEE80211_CHANCTX_CHANGE_WIDTH | @@ -4903,7 +4854,7 @@ void iwl_mvm_change_chanctx(struct ieee80211_hw *hw, } iwl_mvm_bt_coex_vif_change(mvm); - iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, def, + iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, def, &ctx->ap, ctx->rx_chains_static, ctx->rx_chains_dynamic); @@ -5356,8 +5307,8 @@ static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm, return -EINVAL; if (nla_get_u32(tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE])) - return iwl_mvm_enable_beacon_filter(mvm, vif, 0); - return iwl_mvm_disable_beacon_filter(mvm, vif, 0); + return iwl_mvm_enable_beacon_filter(mvm, vif); + return iwl_mvm_disable_beacon_filter(mvm, vif); } return -EOPNOTSUPP; @@ -5441,7 +5392,7 @@ static int iwl_mvm_old_pre_chan_sw_sta(struct iwl_mvm *mvm, iwl_mvm_csa_client_absent(mvm, vif); if (mvmvif->bf_data.bf_enabled) { - int ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); + int ret = iwl_mvm_disable_beacon_filter(mvm, vif); if (ret) return ret; @@ -5601,8 +5552,16 @@ void iwl_mvm_channel_switch_rx_beacon(struct ieee80211_hw *hw, if (chsw->count >= mvmvif->csa_count && chsw->block_tx) { if (mvmvif->csa_misbehave) { + struct ieee80211_bss_conf *link_conf; + /* Second time, give up on this AP*/ - iwl_mvm_abort_channel_switch(hw, vif); + + link_conf = wiphy_dereference(hw->wiphy, + vif->link_conf[chsw->link_id]); + if (WARN_ON(!link_conf)) + return; + + iwl_mvm_abort_channel_switch(hw, vif, link_conf); ieee80211_chswitch_done(vif, false, 0); mvmvif->csa_misbehave = false; return; @@ -6103,6 +6062,7 @@ void iwl_mvm_mac_event_callback(struct ieee80211_hw *hw, } } +#define SYNC_RX_QUEUE_TIMEOUT (HZ) void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, enum iwl_mvm_rxq_notif_type type, bool sync, @@ -6151,11 +6111,12 @@ void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, lockdep_assert_held(&mvm->mutex); ret = wait_event_timeout(mvm->rx_sync_waitq, READ_ONCE(mvm->queue_sync_state) == 0 || - iwl_mvm_is_radio_killed(mvm), - HZ); - WARN_ONCE(!ret && !iwl_mvm_is_radio_killed(mvm), - "queue sync: failed to sync, state is 0x%lx\n", - mvm->queue_sync_state); + iwl_mvm_is_radio_hw_killed(mvm), + SYNC_RX_QUEUE_TIMEOUT); + WARN_ONCE(!ret && !iwl_mvm_is_radio_hw_killed(mvm), + "queue sync: failed to sync, state is 0x%lx, cookie %d\n", + mvm->queue_sync_state, + mvm->queue_sync_cookie); } out: diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c index ea3e9e9c6e26..8a38fc4b0b0f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022 - 2023 Intel Corporation + * Copyright (C) 2022 - 2024 Intel Corporation */ #include <linux/kernel.h> #include <net/mac80211.h> @@ -62,11 +62,13 @@ u32 iwl_mvm_get_sec_flags(struct iwl_mvm *mvm, struct ieee80211_key_conf *keyconf) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + bool pairwise = keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE; + bool igtk = keyconf->keyidx == 4 || keyconf->keyidx == 5; u32 flags = 0; lockdep_assert_held(&mvm->mutex); - if (!(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + if (!pairwise) flags |= IWL_SEC_KEY_FLAG_MCAST_KEY; switch (keyconf->cipher) { @@ -96,14 +98,19 @@ u32 iwl_mvm_get_sec_flags(struct iwl_mvm *mvm, if (!sta && vif->type == NL80211_IFTYPE_STATION) sta = mvmvif->ap_sta; - /* Set the MFP flag also for an AP interface where the key is an IGTK - * key as in such a case the station would always be NULL + /* + * If we are installing an iGTK (in AP or STA mode), we need to tell + * the firmware this key will en/decrypt MGMT frames. + * Same goes if we are installing a pairwise key for an MFP station. + * In case we're installing a groupwise key (which is not an iGTK), + * then, we will not use this key for MGMT frames. */ - if ((!IS_ERR_OR_NULL(sta) && sta->mfp) || - (vif->type == NL80211_IFTYPE_AP && - (keyconf->keyidx == 4 || keyconf->keyidx == 5))) + if ((!IS_ERR_OR_NULL(sta) && sta->mfp && pairwise) || igtk) flags |= IWL_SEC_KEY_FLAG_MFP; + if (keyconf->flags & IEEE80211_KEY_FLAG_SPP_AMSDU) + flags |= IWL_SEC_KEY_FLAG_SPP_AMSDU; + return flags; } @@ -335,6 +342,21 @@ static int _iwl_mvm_sec_key_del(struct iwl_mvm *mvm, return ret; } +int iwl_mvm_sec_key_del_pasn(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + u32 sta_mask, + struct ieee80211_key_conf *keyconf) +{ + u32 key_flags = iwl_mvm_get_sec_flags(mvm, vif, NULL, keyconf) | + IWL_SEC_KEY_FLAG_MFP; + + if (WARN_ON(!sta_mask)) + return -EINVAL; + + return __iwl_mvm_sec_key_del(mvm, sta_mask, key_flags, keyconf->keyidx, + 0); +} + int iwl_mvm_sec_key_del(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac.c index f313a8d771e4..bb7851042177 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022 - 2023 Intel Corporation + * Copyright (C) 2022 - 2024 Intel Corporation */ #include "mvm.h" @@ -167,7 +167,7 @@ static int iwl_mvm_mld_mac_ctxt_cmd_listener(struct iwl_mvm *mvm, iwl_mvm_mld_mac_ctxt_cmd_common(mvm, vif, &cmd, action); cmd.filter_flags = cpu_to_le32(MAC_CFG_FILTER_PROMISC | - MAC_FILTER_IN_CONTROL_AND_MGMT | + MAC_CFG_FILTER_ACCEPT_CONTROL_AND_MGMT | MAC_CFG_FILTER_ACCEPT_BEACON | MAC_CFG_FILTER_ACCEPT_PROBE_REQ | MAC_CFG_FILTER_ACCEPT_GRP); @@ -205,8 +205,11 @@ static int iwl_mvm_mld_mac_ctxt_cmd_p2p_device(struct iwl_mvm *mvm, cmd.p2p_dev.is_disc_extended = iwl_mac_ctxt_p2p_dev_has_extended_disc(mvm, vif); - /* Override the filter flags to accept only probe requests */ - cmd.filter_flags = cpu_to_le32(MAC_CFG_FILTER_ACCEPT_PROBE_REQ); + /* Override the filter flags to accept all management frames. This is + * needed to support both P2P device discovery using probe requests and + * P2P service discovery using action frames + */ + cmd.filter_flags = cpu_to_le32(MAC_CFG_FILTER_ACCEPT_CONTROL_AND_MGMT); return iwl_mvm_mld_mac_ctxt_send_cmd(mvm, &cmd); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c index 61170173f917..084314bf6f36 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022-2023 Intel Corporation + * Copyright (C) 2022-2024 Intel Corporation */ #include "mvm.h" @@ -47,7 +47,7 @@ static int iwl_mvm_mld_mac_add_interface(struct ieee80211_hw *hw, goto out_unlock; /* beacon filtering */ - ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_disable_beacon_filter(mvm, vif); if (ret) goto out_remove_mac; @@ -81,7 +81,8 @@ static int iwl_mvm_mld_mac_add_interface(struct ieee80211_hw *hw, ieee80211_hw_set(mvm->hw, RX_INCLUDES_FCS); } - iwl_mvm_vif_dbgfs_add_link(mvm, vif); + if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) + iwl_mvm_vif_dbgfs_add_link(mvm, vif); if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && vif->type == NL80211_IFTYPE_STATION && !vif->p2p && @@ -253,9 +254,6 @@ __iwl_mvm_mld_assign_vif_chanctx(struct iwl_mvm *mvm, if (!rcu_access_pointer(link_conf->chanctx_conf)) n_active++; - if (n_active > iwl_mvm_max_active_links(mvm, vif)) - return -EOPNOTSUPP; - if (WARN_ON_ONCE(!mvmvif->link[link_id])) return -EINVAL; @@ -437,6 +435,9 @@ __iwl_mvm_mld_unassign_vif_chanctx(struct iwl_mvm *mvm, mvmvif->ap_ibss_active = false; } + iwl_mvm_link_changed(mvm, vif, link_conf, + LINK_CONTEXT_MODIFY_ACTIVE, false); + if (iwl_mvm_is_esr_supported(mvm->fwrt.trans) && n_active > 1) { int ret = iwl_mvm_esr_mode_inactive(mvm, vif); @@ -448,9 +449,6 @@ __iwl_mvm_mld_unassign_vif_chanctx(struct iwl_mvm *mvm, if (vif->type == NL80211_IFTYPE_MONITOR) iwl_mvm_mld_rm_snif_sta(mvm, vif); - iwl_mvm_link_changed(mvm, vif, link_conf, - LINK_CONTEXT_MODIFY_ACTIVE, false); - if (switching_chanctx) return; mvmvif->link[link_id]->phy_ctxt = NULL; @@ -606,6 +604,7 @@ static int iwl_mvm_mld_mac_sta_state(struct ieee80211_hw *hw, struct iwl_mvm_link_sel_data { u8 link_id; enum nl80211_band band; + enum nl80211_chan_width width; bool active; }; @@ -657,7 +656,8 @@ void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, continue; data[n_data].link_id = link_id; - data[n_data].band = link_conf->chandef.chan->band; + data[n_data].band = link_conf->chanreq.oper.chan->band; + data[n_data].width = link_conf->chanreq.oper.width; data[n_data].active = vif->active_links & BIT(link_id); n_data++; } @@ -752,8 +752,8 @@ iwl_mvm_mld_link_info_changed_station(struct iwl_mvm *mvm, link_changes |= LINK_CONTEXT_MODIFY_HE_PARAMS; } - /* Update EHT Puncturing info */ - if (changes & BSS_CHANGED_EHT_PUNCTURING && vif->cfg.assoc) + /* if associated, maybe puncturing changed - we'll check later */ + if (vif->cfg.assoc) link_changes |= LINK_CONTEXT_MODIFY_EHT_PARAMS; if (link_changes) { @@ -1121,17 +1121,12 @@ iwl_mvm_mld_change_vif_links(struct ieee80211_hw *hw, struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]) { struct iwl_mvm_vif_link_info *new_link[IEEE80211_MLD_MAX_NUM_LINKS] = {}; - unsigned int n_active = iwl_mvm_mld_count_active_links(vif); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); u16 removed = old_links & ~new_links; u16 added = new_links & ~old_links; int err, i; - if (hweight16(new_links) > 1 && - n_active > iwl_mvm_max_active_links(mvm, vif)) - return -EOPNOTSUPP; - for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++) { int r; @@ -1223,6 +1218,146 @@ iwl_mvm_mld_change_sta_links(struct ieee80211_hw *hw, return ret; } +/* + * This function receives a subset of the usable links bitmap and + * returns the primary link id, and -1 if such link doesn't exist + * (e.g. non-MLO connection) or wasn't found. + */ +int iwl_mvm_mld_get_primary_link(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + unsigned long usable_links) +{ + struct iwl_mvm_link_sel_data data[IEEE80211_MLD_MAX_NUM_LINKS]; + u8 link_id, n_data = 0; + + if (!ieee80211_vif_is_mld(vif) || !vif->cfg.assoc) + return -1; + + for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_bss_conf *link_conf = + link_conf_dereference_protected(vif, link_id); + + if (WARN_ON_ONCE(!link_conf)) + continue; + + data[n_data].link_id = link_id; + data[n_data].band = link_conf->chanreq.oper.chan->band; + data[n_data].width = link_conf->chanreq.oper.width; + data[n_data].active = true; + n_data++; + } + + if (n_data <= 1) + return -1; + + /* The logic should be modified to handle more than 2 links */ + WARN_ON_ONCE(n_data > 2); + + /* Primary link is the link with the wider bandwidth or higher band */ + if (data[0].width > data[1].width) + return data[0].link_id; + if (data[0].width < data[1].width) + return data[1].link_id; + if (data[0].band >= data[1].band) + return data[0].link_id; + + return data[1].link_id; +} + +/* + * This function receives a bitmap of usable links and check if we can enter + * eSR on those links. + */ +static bool iwl_mvm_can_enter_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + unsigned long desired_links) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + int primary_link = iwl_mvm_mld_get_primary_link(mvm, vif, + desired_links); + const struct wiphy_iftype_ext_capab *ext_capa; + bool ret = true; + int link_id; + + if (primary_link < 0) + return false; + + if (!(vif->cfg.eml_cap & IEEE80211_EML_CAP_EMLSR_SUPP)) + return false; + + ext_capa = cfg80211_get_iftype_ext_capa(mvm->hw->wiphy, + ieee80211_vif_type_p2p(vif)); + if (!ext_capa || + !(ext_capa->eml_capabilities & IEEE80211_EML_CAP_EMLSR_SUPP)) + return false; + + for_each_set_bit(link_id, &desired_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_bss_conf *link_conf = + link_conf_dereference_protected(vif, link_id); + + if (WARN_ON_ONCE(!link_conf)) + continue; + + /* BT Coex effects eSR mode only if one of the link is on LB */ + if (link_conf->chanreq.oper.chan->band != NL80211_BAND_2GHZ) + continue; + + ret = iwl_mvm_bt_coex_calculate_esr_mode(mvm, vif, link_id, + primary_link); + // Mark eSR as disabled for the next time + if (!ret) + mvmvif->bt_coex_esr_disabled = true; + break; + } + + return ret; +} + +static bool iwl_mvm_mld_can_activate_links(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u16 desired_links) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + int n_links = hweight16(desired_links); + bool ret = true; + + if (n_links <= 1) + return true; + + mutex_lock(&mvm->mutex); + + /* Check if HW supports the wanted number of links */ + if (n_links > iwl_mvm_max_active_links(mvm, vif)) { + ret = false; + goto unlock; + } + + /* If it is an eSR device, check that we can enter eSR */ + if (iwl_mvm_is_esr_supported(mvm->fwrt.trans)) + ret = iwl_mvm_can_enter_esr(mvm, vif, desired_links); +unlock: + mutex_unlock(&mvm->mutex); + return ret; +} + +static enum ieee80211_neg_ttlm_res +iwl_mvm_mld_can_neg_ttlm(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_neg_ttlm *neg_ttlm) +{ + u16 map; + u8 i; + + /* Verify all TIDs are mapped to the same links set */ + map = neg_ttlm->downlink[0]; + for (i = 0; i < IEEE80211_TTLM_NUM_TIDS; i++) { + if (neg_ttlm->downlink[i] != neg_ttlm->uplink[i] || + neg_ttlm->uplink[i] != map) + return NEG_TTLM_RES_REJECT; + } + + return NEG_TTLM_RES_ACCEPT; +} + const struct ieee80211_ops iwl_mvm_mld_hw_ops = { .tx = iwl_mvm_mac_tx, .wake_tx_queue = iwl_mvm_mac_wake_tx_queue, @@ -1317,4 +1452,6 @@ const struct ieee80211_ops iwl_mvm_mld_hw_ops = { .change_vif_links = iwl_mvm_mld_change_vif_links, .change_sta_links = iwl_mvm_mld_change_sta_links, + .can_activate_links = iwl_mvm_mld_can_activate_links, + .can_neg_ttlm = iwl_mvm_mld_can_neg_ttlm, }; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 40627961b834..a10b48947bca 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -40,8 +40,9 @@ #define IWL_MVM_MAX_ADDRESSES 5 /* RSSI offset for WkP */ #define IWL_RSSI_OFFSET 50 +#define IWL_MVM_MISSED_BEACONS_SINCE_RX_THOLD 4 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 -#define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16 +#define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 19 /* A TimeUnit is 1024 microsecond */ #define MSEC_TO_TU(_msec) (_msec*1000/1024) @@ -105,6 +106,7 @@ struct iwl_mvm_phy_ctxt { /* track for RLC config command */ u32 center_freq1; bool rlc_disabled; + u32 channel_load_by_us; }; struct iwl_mvm_time_event_data { @@ -121,7 +123,7 @@ struct iwl_mvm_time_event_data { * if the te is in the time event list or not (when id == TE_MAX) */ u32 id; - u8 link_id; + s8 link_id; }; /* Power management */ @@ -359,6 +361,7 @@ struct iwl_mvm_vif_link_info { * @pm_enabled - indicate if MAC power management is allowed * @monitor_active: indicates that monitor context is configured, and that the * interface should get quota etc. + * @bt_coex_esr_disabled: indicates if esr is disabled due to bt coex * @low_latency: bit flags for low latency * see enum &iwl_mvm_low_latency_cause for causes. * @low_latency_actual: boolean, indicates low latency is set, @@ -389,6 +392,7 @@ struct iwl_mvm_vif { bool pm_enabled; bool monitor_active; bool esr_active; + bool bt_coex_esr_disabled; u8 low_latency: 6; u8 low_latency_actual: 1; @@ -537,8 +541,8 @@ struct iwl_mvm_tt_mgmt { #ifdef CONFIG_THERMAL /** - *struct iwl_mvm_thermal_device - thermal zone related data - * @temp_trips: temperature thresholds for report + * struct iwl_mvm_thermal_device - thermal zone related data + * @trips: temperature thresholds for report * @fw_trips_index: keep indexes to original array - temp_trips * @tzone: thermal zone device data */ @@ -848,6 +852,9 @@ struct iwl_mvm { spinlock_t async_handlers_lock; struct work_struct async_handlers_wk; + /* For async rx handlers that require the wiphy lock */ + struct wiphy_work async_handlers_wiphy_wk; + struct work_struct roc_done_wk; unsigned long init_status; @@ -1215,7 +1222,6 @@ struct iwl_mvm { * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running - * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it) * @IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE: suppress one error log * if this is set, when intentionally triggered @@ -1230,7 +1236,6 @@ enum iwl_mvm_status { IWL_MVM_STATUS_IN_HW_RESTART, IWL_MVM_STATUS_ROC_AUX_RUNNING, IWL_MVM_STATUS_FIRMWARE_RUNNING, - IWL_MVM_STATUS_NEED_FLUSH_P2P, IWL_MVM_STATUS_IN_D3, IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE, IWL_MVM_STATUS_STARTING, @@ -1567,13 +1572,17 @@ static inline int iwl_mvm_max_active_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { struct iwl_trans *trans = mvm->fwrt.trans; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + + lockdep_assert_held(&mvm->mutex); if (vif->type == NL80211_IFTYPE_AP) return mvm->fw->ucode_capa.num_beacons; - if (iwl_mvm_is_esr_supported(trans) || - (CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM && - CSR_HW_RFID_IS_CDB(trans->hw_rf_id))) + if ((iwl_mvm_is_esr_supported(trans) && + !mvmvif->bt_coex_esr_disabled) || + ((CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM && + CSR_HW_RFID_IS_CDB(trans->hw_rf_id)))) return IWL_MVM_FW_MAX_ACTIVE_LINKS_NUM; return 1; @@ -1581,12 +1590,16 @@ static inline int iwl_mvm_max_active_links(struct iwl_mvm *mvm, extern const u8 iwl_mvm_ac_to_tx_fifo[]; extern const u8 iwl_mvm_ac_to_gen2_tx_fifo[]; +extern const u8 iwl_mvm_ac_to_bz_tx_fifo[]; static inline u8 iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm *mvm, enum ieee80211_ac_numbers ac) { - return iwl_mvm_has_new_tx_api(mvm) ? - iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac]; + if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) + return iwl_mvm_ac_to_bz_tx_fifo[ac]; + if (iwl_mvm_has_new_tx_api(mvm)) + return iwl_mvm_ac_to_gen2_tx_fifo[ac]; + return iwl_mvm_ac_to_tx_fifo[ac]; } struct iwl_rate_info { @@ -1801,18 +1814,20 @@ void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, /* MVM PHY */ struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm); int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *ap, u8 chains_static, u8 chains_dynamic); int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *ap, u8 chains_static, u8 chains_dynamic); void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt); void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt); int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); -u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); -u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); +u8 iwl_mvm_get_channel_width(const struct cfg80211_chan_def *chandef); +u8 iwl_mvm_get_ctrl_pos(const struct cfg80211_chan_def *chandef); int iwl_mvm_phy_send_rlc(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, u8 chains_static, u8 chains_dynamic); @@ -2116,6 +2131,12 @@ bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants); u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); +bool iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id, int primary_link); +void iwl_mvm_bt_coex_update_vif_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id); /* beacon filtering */ #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -2129,11 +2150,9 @@ iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, {} #endif int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 flags); + struct ieee80211_vif *vif); int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 flags); + struct ieee80211_vif *vif); /* SMPS */ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, enum iwl_mvm_smps_type_request req_type, @@ -2366,7 +2385,7 @@ u64 iwl_mvm_ptp_get_adj_time(struct iwl_mvm *mvm, u64 base_time); int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b); int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm); int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm); -void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm); +void iwl_mvm_get_bios_tables(struct iwl_mvm *mvm); #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_link_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -2387,6 +2406,10 @@ int iwl_mvm_sec_key_del(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *keyconf); +int iwl_mvm_sec_key_del_pasn(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + u32 sta_mask, + struct ieee80211_key_conf *keyconf); void iwl_mvm_sec_key_remove_ap(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_vif_link_info *link, @@ -2511,7 +2534,7 @@ static inline void iwl_mvm_set_chan_info(struct iwl_mvm *mvm, static inline void iwl_mvm_set_chan_info_chandef(struct iwl_mvm *mvm, struct iwl_fw_channel_info *ci, - struct cfg80211_chan_def *chandef) + const struct cfg80211_chan_def *chandef) { enum nl80211_band band = chandef->chan->band; @@ -2601,7 +2624,6 @@ static inline bool iwl_mvm_mei_filter_scan(struct iwl_mvm *mvm, void iwl_mvm_send_roaming_forbidden_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool forbidden); -bool iwl_mvm_is_vendor_in_approved_list(void); /* Callbacks for ieee80211_ops */ void iwl_mvm_mac_tx(struct ieee80211_hw *hw, @@ -2691,7 +2713,8 @@ int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel_switch *chsw); void iwl_mvm_abort_channel_switch(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf); void iwl_mvm_channel_switch_rx_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel_switch *chsw); @@ -2730,4 +2753,28 @@ bool iwl_mvm_enable_fils(struct iwl_mvm *mvm, struct ieee80211_chanctx_conf *ctx); void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool valid_links_changed); +int iwl_mvm_mld_get_primary_link(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + unsigned long usable_links); + +bool iwl_mvm_is_ftm_responder_chanctx(struct iwl_mvm *mvm, + struct ieee80211_chanctx_conf *ctx); + +static inline struct cfg80211_chan_def * +iwl_mvm_chanctx_def(struct iwl_mvm *mvm, struct ieee80211_chanctx_conf *ctx) +{ + bool use_def = iwl_mvm_is_ftm_responder_chanctx(mvm, ctx) || + iwl_mvm_enable_fils(mvm, ctx); + + return use_def ? &ctx->def : &ctx->min_def; +} + +void iwl_mvm_roc_duration_and_delay(struct ieee80211_vif *vif, + u32 duration_ms, + u32 *duration_tu, + u32 *delay); +int iwl_mvm_roc_add_cmd(struct iwl_mvm *mvm, + struct ieee80211_channel *channel, + struct ieee80211_vif *vif, + int duration, u32 activity); #endif /* __IWL_MVM_H__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c index c0dd441e800e..ae8177222881 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c @@ -590,7 +590,7 @@ int iwl_mvm_init_mcc(struct iwl_mvm *mvm) return -EIO; if (iwl_mvm_is_wifi_mcc_supported(mvm) && - !iwl_acpi_get_mcc(mvm->dev, mcc)) { + !iwl_bios_get_mcc(&mvm->fwrt, mcc)) { kfree(regd); regd = iwl_mvm_get_regdomain(mvm->hw->wiphy, mcc, MCC_SOURCE_BIOS, NULL); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index adbbe19aeae5..a93981cb9714 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -161,9 +161,9 @@ static void iwl_mvm_rx_monitor_notif(struct iwl_mvm *mvm, if (!vif || vif->type != NL80211_IFTYPE_STATION) return; - if (!vif->bss_conf.chandef.chan || - vif->bss_conf.chandef.chan->band != NL80211_BAND_2GHZ || - vif->bss_conf.chandef.width < NL80211_CHAN_WIDTH_40) + if (!vif->bss_conf.chanreq.oper.chan || + vif->bss_conf.chanreq.oper.chan->band != NL80211_BAND_2GHZ || + vif->bss_conf.chanreq.oper.width < NL80211_CHAN_WIDTH_40) return; if (!vif->cfg.assoc) @@ -219,7 +219,7 @@ void iwl_mvm_update_link_smps(struct ieee80211_vif *vif, return; if (mvm->fw_static_smps_request && - link_conf->chandef.width == NL80211_CHAN_WIDTH_160 && + link_conf->chanreq.oper.width == NL80211_CHAN_WIDTH_160 && link_conf->he_support) mode = IEEE80211_SMPS_STATIC; @@ -259,7 +259,7 @@ static void iwl_mvm_rx_thermal_dual_chain_req(struct iwl_mvm *mvm, } /** - * enum iwl_rx_handler_context context for Rx handler + * enum iwl_rx_handler_context: context for Rx handler * @RX_HANDLER_SYNC : this means that it will be called in the Rx path * which can't acquire mvm->mutex. * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex @@ -267,15 +267,19 @@ static void iwl_mvm_rx_thermal_dual_chain_req(struct iwl_mvm *mvm, * it will be called from a worker with mvm->mutex held. * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the * mutex itself, it will be called from a worker without mvm->mutex held. + * @RX_HANDLER_ASYNC_LOCKED_WIPHY: If the handler needs to hold the wiphy lock + * and mvm->mutex. Will be handled with the wiphy_work queue infra + * instead of regular work queue. */ enum iwl_rx_handler_context { RX_HANDLER_SYNC, RX_HANDLER_ASYNC_LOCKED, RX_HANDLER_ASYNC_UNLOCKED, + RX_HANDLER_ASYNC_LOCKED_WIPHY, }; /** - * struct iwl_rx_handlers handler for FW notification + * struct iwl_rx_handlers: handler for FW notification * @cmd_id: command id * @min_size: minimum size to expect for the notification * @context: see &iwl_rx_handler_context @@ -316,7 +320,8 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { struct iwl_tlc_update_notif), RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_notif, - RX_HANDLER_ASYNC_LOCKED, struct iwl_bt_coex_profile_notif), + RX_HANDLER_ASYNC_LOCKED_WIPHY, + struct iwl_bt_coex_profile_notif), RX_HANDLER_NO_SIZE(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif, RX_HANDLER_ASYNC_LOCKED), RX_HANDLER_NO_SIZE(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics, @@ -324,7 +329,7 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { RX_HANDLER_GRP(STATISTICS_GROUP, STATISTICS_OPER_NOTIF, iwl_mvm_handle_rx_system_oper_stats, - RX_HANDLER_ASYNC_LOCKED, + RX_HANDLER_ASYNC_LOCKED_WIPHY, struct iwl_system_statistics_notif_oper), RX_HANDLER_GRP(STATISTICS_GROUP, STATISTICS_OPER_PART1_NOTIF, iwl_mvm_handle_rx_system_oper_part1_stats, @@ -673,6 +678,8 @@ static const struct iwl_hcmd_arr iwl_mvm_groups[] = { /* this forward declaration can avoid to export the function */ static void iwl_mvm_async_handlers_wk(struct work_struct *wk); +static void iwl_mvm_async_handlers_wiphy_wk(struct wiphy *wiphy, + struct wiphy_work *work); static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm) { @@ -682,7 +689,7 @@ static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm) if (!backoff) return 0; - dflt_pwr_limit = iwl_acpi_get_pwr_limit(mvm->dev); + iwl_bios_get_pwr_limit(&mvm->fwrt, &dflt_pwr_limit); while (backoff->pwr) { if (dflt_pwr_limit >= backoff->pwr) @@ -1194,7 +1201,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm, &iwl_mvm_sanitize_ops, mvm, dbgfs_dir); - iwl_mvm_get_acpi_tables(mvm); + iwl_mvm_get_bios_tables(mvm); iwl_uefi_get_sgom_table(trans, &mvm->fwrt); iwl_uefi_get_step_table(trans); @@ -1265,6 +1272,8 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, INIT_LIST_HEAD(&mvm->add_stream_txqs); spin_lock_init(&mvm->add_stream_lock); + wiphy_work_init(&mvm->async_handlers_wiphy_wk, + iwl_mvm_async_handlers_wiphy_wk); init_waitqueue_head(&mvm->rx_sync_waitq); mvm->queue_sync_state = 0; @@ -1551,35 +1560,62 @@ void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm) spin_unlock_bh(&mvm->async_handlers_lock); } -static void iwl_mvm_async_handlers_wk(struct work_struct *wk) +/* + * This function receives a bitmap of rx async handler contexts + * (&iwl_rx_handler_context) to handle, and runs only them + */ +static void iwl_mvm_async_handlers_by_context(struct iwl_mvm *mvm, + u8 contexts) { - struct iwl_mvm *mvm = - container_of(wk, struct iwl_mvm, async_handlers_wk); struct iwl_async_handler_entry *entry, *tmp; LIST_HEAD(local_list); - /* Ensure that we are not in stop flow (check iwl_mvm_mac_stop) */ - /* - * Sync with Rx path with a lock. Remove all the entries from this list, - * add them to a local one (lock free), and then handle them. + * Sync with Rx path with a lock. Remove all the entries of the + * wanted contexts from this list, add them to a local one (lock free), + * and then handle them. */ spin_lock_bh(&mvm->async_handlers_lock); - list_splice_init(&mvm->async_handlers_list, &local_list); + list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) { + if (!(BIT(entry->context) & contexts)) + continue; + list_del(&entry->list); + list_add_tail(&entry->list, &local_list); + } spin_unlock_bh(&mvm->async_handlers_lock); list_for_each_entry_safe(entry, tmp, &local_list, list) { - if (entry->context == RX_HANDLER_ASYNC_LOCKED) + if (entry->context != RX_HANDLER_ASYNC_UNLOCKED) mutex_lock(&mvm->mutex); entry->fn(mvm, &entry->rxb); iwl_free_rxb(&entry->rxb); list_del(&entry->list); - if (entry->context == RX_HANDLER_ASYNC_LOCKED) + if (entry->context != RX_HANDLER_ASYNC_UNLOCKED) mutex_unlock(&mvm->mutex); kfree(entry); } } +static void iwl_mvm_async_handlers_wiphy_wk(struct wiphy *wiphy, + struct wiphy_work *wk) +{ + struct iwl_mvm *mvm = + container_of(wk, struct iwl_mvm, async_handlers_wiphy_wk); + u8 contexts = BIT(RX_HANDLER_ASYNC_LOCKED_WIPHY); + + iwl_mvm_async_handlers_by_context(mvm, contexts); +} + +static void iwl_mvm_async_handlers_wk(struct work_struct *wk) +{ + struct iwl_mvm *mvm = + container_of(wk, struct iwl_mvm, async_handlers_wk); + u8 contexts = BIT(RX_HANDLER_ASYNC_LOCKED) | + BIT(RX_HANDLER_ASYNC_UNLOCKED); + + iwl_mvm_async_handlers_by_context(mvm, contexts); +} + static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm, struct iwl_rx_packet *pkt) { @@ -1659,7 +1695,11 @@ static void iwl_mvm_rx_common(struct iwl_mvm *mvm, spin_lock(&mvm->async_handlers_lock); list_add_tail(&entry->list, &mvm->async_handlers_list); spin_unlock(&mvm->async_handlers_lock); - schedule_work(&mvm->async_handlers_wk); + if (rx_h->context == RX_HANDLER_ASYNC_LOCKED_WIPHY) + wiphy_work_queue(mvm->hw->wiphy, + &mvm->async_handlers_wiphy_wk); + else + schedule_work(&mvm->async_handlers_wk); break; } } @@ -1788,12 +1828,8 @@ static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) static void iwl_mvm_set_rfkill_state(struct iwl_mvm *mvm) { - bool state = iwl_mvm_is_radio_killed(mvm); - - if (state) - wake_up(&mvm->rx_sync_waitq); - - wiphy_rfkill_set_hw_state(mvm->hw->wiphy, state); + wiphy_rfkill_set_hw_state(mvm->hw->wiphy, + iwl_mvm_is_radio_killed(mvm)); } void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state) @@ -1818,10 +1854,12 @@ static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) bool rfkill_safe_init_done = READ_ONCE(mvm->rfkill_safe_init_done); bool unified = iwl_mvm_has_unified_ucode(mvm); - if (state) + if (state) { set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); - else + wake_up(&mvm->rx_sync_waitq); + } else { clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); + } iwl_mvm_set_rfkill_state(mvm); @@ -1955,7 +1993,7 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) ieee80211_restart_hw(mvm->hw); } else if (mvm->fwrt.trans->dbg.restart_required) { IWL_DEBUG_INFO(mvm, "FW restart requested after debug collection\n"); - mvm->fwrt.trans->dbg.restart_required = FALSE; + mvm->fwrt.trans->dbg.restart_required = false; ieee80211_restart_hw(mvm->hw); } else if (mvm->trans->trans_cfg->device_family <= IWL_DEVICE_FAMILY_8000) { ieee80211_restart_hw(mvm->hw); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c index 334d1f59f6e4..ce264b386029 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2017 Intel Deutschland GmbH */ @@ -9,7 +9,7 @@ #include "mvm.h" /* Maps the driver specific channel width definition to the fw values */ -u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef) +u8 iwl_mvm_get_channel_width(const struct cfg80211_chan_def *chandef) { switch (chandef->width) { case NL80211_CHAN_WIDTH_20_NOHT: @@ -33,7 +33,7 @@ u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef) * Maps the driver specific control channel position (relative to the center * freq) definitions to the the fw values */ -u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef) +u8 iwl_mvm_get_ctrl_pos(const struct cfg80211_chan_def *chandef) { int offs = chandef->chan->center_freq - chandef->center_freq1; int abs_offs = abs(offs); @@ -116,7 +116,7 @@ static void iwl_mvm_phy_ctxt_set_rxchain(struct iwl_mvm *mvm, static void iwl_mvm_phy_ctxt_cmd_data_v1(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, struct iwl_phy_context_cmd_v1 *cmd, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, u8 chains_static, u8 chains_dynamic) { struct iwl_phy_context_cmd_tail *tail = @@ -137,7 +137,7 @@ static void iwl_mvm_phy_ctxt_cmd_data_v1(struct iwl_mvm *mvm, static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, struct iwl_phy_context_cmd *cmd, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, u8 chains_static, u8 chains_dynamic) { cmd->lmac_id = cpu_to_le32(iwl_mvm_get_lmac_id(mvm, @@ -197,14 +197,18 @@ int iwl_mvm_phy_send_rlc(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, */ static int iwl_mvm_phy_ctxt_apply(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *ap, u8 chains_static, u8 chains_dynamic, u32 action) { int ret; int ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_CONTEXT_CMD, 1); - if (ver == 3 || ver == 4) { + if (ver < 5 || !ap || !ap->chan) + ap = NULL; + + if (ver >= 3 && ver <= 6) { struct iwl_phy_context_cmd cmd = {}; /* Set the command header fields */ @@ -215,6 +219,14 @@ static int iwl_mvm_phy_ctxt_apply(struct iwl_mvm *mvm, chains_static, chains_dynamic); + if (ap) { + cmd.sbb_bandwidth = iwl_mvm_get_channel_width(ap); + cmd.sbb_ctrl_channel_loc = iwl_mvm_get_ctrl_pos(ap); + } + + if (ver == 6) + cmd.puncture_mask = cpu_to_le16(chandef->punctured); + ret = iwl_mvm_send_cmd_pdu(mvm, PHY_CONTEXT_CMD, 0, sizeof(cmd), &cmd); } else if (ver < 3) { @@ -254,7 +266,8 @@ static int iwl_mvm_phy_ctxt_apply(struct iwl_mvm *mvm, * Send a command to add a PHY context based on the current HW configuration. */ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *ap, u8 chains_static, u8 chains_dynamic) { int ret; @@ -267,7 +280,7 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, ctxt->width = chandef->width; ctxt->center_freq1 = chandef->center_freq1; - ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, + ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, ap, chains_static, chains_dynamic, FW_CTXT_ACTION_ADD); @@ -300,7 +313,8 @@ void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt) * changed. */ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *ap, u8 chains_static, u8 chains_dynamic) { enum iwl_ctxt_action action = FW_CTXT_ACTION_MODIFY; @@ -324,7 +338,7 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, int ret; /* ... remove it here ...*/ - ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, + ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, NULL, chains_static, chains_dynamic, FW_CTXT_ACTION_REMOVE); if (ret) @@ -338,7 +352,7 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, ctxt->width = chandef->width; ctxt->center_freq1 = chandef->center_freq1; - return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, + return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, ap, chains_static, chains_dynamic, action); } @@ -358,7 +372,7 @@ void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt) cfg80211_chandef_create(&chandef, ctxt->channel, NL80211_CHAN_NO_HT); - iwl_mvm_phy_ctxt_apply(mvm, ctxt, &chandef, 1, 1, + iwl_mvm_phy_ctxt_apply(mvm, ctxt, &chandef, NULL, 1, 1, FW_CTXT_ACTION_REMOVE); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index 1b9b06e0443f..41e68aa6bec8 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2019, 2021-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2019, 2021-2024 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH */ @@ -20,8 +20,7 @@ static int iwl_mvm_beacon_filter_send_cmd(struct iwl_mvm *mvm, - struct iwl_beacon_filter_cmd *cmd, - u32 flags) + struct iwl_beacon_filter_cmd *cmd) { u16 len; @@ -62,7 +61,7 @@ int iwl_mvm_beacon_filter_send_cmd(struct iwl_mvm *mvm, len = offsetof(struct iwl_beacon_filter_cmd, bf_threshold_absolute_low); - return iwl_mvm_send_cmd_pdu(mvm, REPLY_BEACON_FILTERING_CMD, flags, + return iwl_mvm_send_cmd_pdu(mvm, REPLY_BEACON_FILTERING_CMD, 0, len, cmd); } @@ -813,8 +812,7 @@ iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, static int _iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - struct iwl_beacon_filter_cmd *cmd, - u32 cmd_flags) + struct iwl_beacon_filter_cmd *cmd) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ret; @@ -825,7 +823,7 @@ static int _iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, iwl_mvm_beacon_filter_set_cqm_params(mvm, vif, cmd); iwl_mvm_beacon_filter_debugfs_parameters(vif, cmd); - ret = iwl_mvm_beacon_filter_send_cmd(mvm, cmd, cmd_flags); + ret = iwl_mvm_beacon_filter_send_cmd(mvm, cmd); if (!ret) mvmvif->bf_data.bf_enabled = true; @@ -834,20 +832,18 @@ static int _iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, } int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 flags) + struct ieee80211_vif *vif) { struct iwl_beacon_filter_cmd cmd = { IWL_BF_CMD_CONFIG_DEFAULTS, .bf_enable_beacon_filter = cpu_to_le32(1), }; - return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd, flags); + return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd); } static int _iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 flags) + struct ieee80211_vif *vif) { struct iwl_beacon_filter_cmd cmd = {}; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); @@ -856,7 +852,7 @@ static int _iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) return 0; - ret = iwl_mvm_beacon_filter_send_cmd(mvm, &cmd, flags); + ret = iwl_mvm_beacon_filter_send_cmd(mvm, &cmd); if (!ret) mvmvif->bf_data.bf_enabled = false; @@ -865,10 +861,9 @@ static int _iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, } int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 flags) + struct ieee80211_vif *vif) { - return _iwl_mvm_disable_beacon_filter(mvm, vif, flags); + return _iwl_mvm_disable_beacon_filter(mvm, vif); } static int iwl_mvm_power_set_ps(struct iwl_mvm *mvm) @@ -919,7 +914,7 @@ static int iwl_mvm_power_set_ba(struct iwl_mvm *mvm, !vif->cfg.ps || iwl_mvm_vif_low_latency(mvmvif)); - return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd, 0); + return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd); } int iwl_mvm_power_update_ps(struct iwl_mvm *mvm) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c index 6cba8a353b53..00860feefa7a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include "rs.h" #include "fw-api.h" @@ -479,9 +479,15 @@ void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, } if (flags & IWL_TLC_NOTIF_FLAG_AMSDU && !mvm_link_sta->orig_amsdu_len) { + u32 enabled = le32_to_cpu(notif->amsdu_enabled); u16 size = le32_to_cpu(notif->amsdu_size); int i; + if (size < 2000) { + size = 0; + enabled = 0; + } + if (link_sta->agg.max_amsdu_len < size) { /* * In debug link_sta->agg.max_amsdu_len < size @@ -492,7 +498,7 @@ void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, goto out; } - mvmsta->amsdu_enabled = le32_to_cpu(notif->amsdu_enabled); + mvmsta->amsdu_enabled = enabled; mvmsta->max_amsdu_len = size; link_sta->agg.max_rc_amsdu_len = mvmsta->max_amsdu_len; @@ -525,10 +531,10 @@ u16 rs_fw_get_max_amsdu_len(struct ieee80211_sta *sta, const struct ieee80211_sta_ht_cap *ht_cap = &link_sta->ht_cap; const struct ieee80211_sta_eht_cap *eht_cap = &link_sta->eht_cap; - if (WARN_ON_ONCE(!link_conf->chandef.chan)) + if (WARN_ON_ONCE(!link_conf->chanreq.oper.chan)) return IEEE80211_MAX_MPDU_LEN_VHT_3895; - if (link_conf->chandef.chan->band == NL80211_BAND_6GHZ) { + if (link_conf->chanreq.oper.chan->band == NL80211_BAND_6GHZ) { switch (le16_get_bits(link_sta->he_6ghz_capa.capa, IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN)) { case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: @@ -538,7 +544,7 @@ u16 rs_fw_get_max_amsdu_len(struct ieee80211_sta *sta, default: return IEEE80211_MAX_MPDU_LEN_VHT_3895; } - } else if (link_conf->chandef.chan->band == NL80211_BAND_2GHZ && + } else if (link_conf->chanreq.oper.chan->band == NL80211_BAND_2GHZ && eht_cap->has_eht) { switch (u8_get_bits(eht_cap->eht_cap_elem.mac_cap_info[0], IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK)) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c index 481d68cbbbd8..a8c4e354e2ce 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c @@ -4161,6 +4161,8 @@ static int rs_drv_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, * @mvm: The mvm component * @mvmsta: The station * @enable: Enable Tx protection? + * + * Returns: an error code */ int iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool enable) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c index 8caa971770c6..b1add7942c5b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -752,6 +752,19 @@ iwl_mvm_update_tcm_from_stats(struct iwl_mvm *mvm, __le32 *air_time_le, spin_unlock(&mvm->tcm.lock); } +static void iwl_mvm_handle_per_phy_stats(struct iwl_mvm *mvm, + struct iwl_stats_ntfy_per_phy *per_phy) +{ + int i; + + for (i = 0; i < NUM_PHY_CTX; i++) { + if (!mvm->phy_ctxts[i].ref) + continue; + mvm->phy_ctxts[i].channel_load_by_us = + le32_to_cpu(per_phy[i].channel_load_by_us); + } +} + static void iwl_mvm_stats_ver_15(struct iwl_mvm *mvm, struct iwl_statistics_operational_ntfy *stats) @@ -766,6 +779,7 @@ iwl_mvm_stats_ver_15(struct iwl_mvm *mvm, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_stat_iterator_all_macs, &data); + iwl_mvm_handle_per_phy_stats(mvm, stats->per_phy); } static void @@ -841,6 +855,7 @@ iwl_mvm_stat_iterator_all_links(struct iwl_mvm *mvm, struct iwl_stats_ntfy_per_link *link_stats; struct ieee80211_bss_conf *bss_conf; struct iwl_mvm_vif *mvmvif; + struct iwl_mvm_vif_link_info *link_info; int link_id; int sig; @@ -857,20 +872,26 @@ iwl_mvm_stat_iterator_all_links(struct iwl_mvm *mvm, continue; mvmvif = iwl_mvm_vif_from_mac80211(bss_conf->vif); - if (!mvmvif || !mvmvif->link[link_id]) + link_info = mvmvif->link[link_id]; + if (!link_info) continue; link_stats = &per_link[fw_link_id]; - mvmvif->link[link_id]->beacon_stats.num_beacons = + link_info->beacon_stats.num_beacons = le32_to_cpu(link_stats->beacon_counter); /* we basically just use the u8 to store 8 bits and then treat * it as a s8 whenever we take it out to a different type. */ - mvmvif->link[link_id]->beacon_stats.avg_signal = + link_info->beacon_stats.avg_signal = -le32_to_cpu(link_stats->beacon_average_energy); + if (link_info->phy_ctxt && + link_info->phy_ctxt->channel->band == NL80211_BAND_2GHZ) + iwl_mvm_bt_coex_update_vif_esr(mvm, bss_conf->vif, + link_id); + /* make sure that beacon statistics don't go backwards with TCM * request to clear statistics */ @@ -935,6 +956,7 @@ void iwl_mvm_handle_rx_system_oper_stats(struct iwl_mvm *mvm, ieee80211_iterate_stations_atomic(mvm->hw, iwl_mvm_stats_energy_iter, average_energy); + iwl_mvm_handle_per_phy_stats(mvm, stats->per_phy); } void iwl_mvm_handle_rx_system_oper_part1_stats(struct iwl_mvm *mvm, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 886d00098528..1484eaedf452 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH */ @@ -282,6 +282,7 @@ static int iwl_mvm_rx_mgmt_prot(struct ieee80211_sta *sta, u32 status, struct ieee80211_rx_status *stats) { + struct wireless_dev *wdev; struct iwl_mvm_sta *mvmsta; struct iwl_mvm_vif *mvmvif; u8 keyid; @@ -303,9 +304,15 @@ static int iwl_mvm_rx_mgmt_prot(struct ieee80211_sta *sta, if (!ieee80211_is_beacon(hdr->frame_control)) return 0; + if (!sta) + return -1; + + mvmsta = iwl_mvm_sta_from_mac80211(sta); + mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif); + /* key mismatch - will also report !MIC_OK but we shouldn't count it */ if (!(status & IWL_RX_MPDU_STATUS_KEY_VALID)) - return -1; + goto report; /* good cases */ if (likely(status & IWL_RX_MPDU_STATUS_MIC_OK && @@ -314,13 +321,6 @@ static int iwl_mvm_rx_mgmt_prot(struct ieee80211_sta *sta, return 0; } - if (!sta) - return -1; - - mvmsta = iwl_mvm_sta_from_mac80211(sta); - - mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif); - /* * both keys will have the same cipher and MIC length, use * whichever one is available @@ -329,11 +329,11 @@ static int iwl_mvm_rx_mgmt_prot(struct ieee80211_sta *sta, if (!key) { key = rcu_dereference(mvmvif->bcn_prot.keys[1]); if (!key) - return -1; + goto report; } if (len < key->icv_len + IEEE80211_GMAC_PN_LEN + 2) - return -1; + goto report; /* get the real key ID */ keyid = frame[len - key->icv_len - IEEE80211_GMAC_PN_LEN - 2]; @@ -347,7 +347,7 @@ static int iwl_mvm_rx_mgmt_prot(struct ieee80211_sta *sta, return -1; key = rcu_dereference(mvmvif->bcn_prot.keys[keyid - 6]); if (!key) - return -1; + goto report; } /* Report status to mac80211 */ @@ -355,6 +355,10 @@ static int iwl_mvm_rx_mgmt_prot(struct ieee80211_sta *sta, ieee80211_key_mic_failure(key); else if (status & IWL_RX_MPDU_STATUS_REPLAY_ERROR) ieee80211_key_replay(key); +report: + wdev = ieee80211_vif_to_wdev(mvmsta->vif); + if (wdev->netdev) + cfg80211_rx_unprot_mlme_mgmt(wdev->netdev, (void *)hdr, len); return -1; } @@ -397,8 +401,11 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_sta *sta, case IWL_RX_MPDU_STATUS_SEC_GCM: BUILD_BUG_ON(IEEE80211_CCMP_PN_LEN != IEEE80211_GCMP_PN_LEN); /* alg is CCM: check MIC only */ - if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) + if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) { + IWL_DEBUG_DROP(mvm, + "Dropping packet, bad MIC (CCM/GCM)\n"); return -1; + } stats->flag |= RX_FLAG_DECRYPTED | RX_FLAG_MIC_STRIPPED; *crypt_len = IEEE80211_CCMP_HDR_LEN; @@ -505,6 +512,10 @@ static bool iwl_mvm_is_dup(struct ieee80211_sta *sta, int queue, return false; mvm_sta = iwl_mvm_sta_from_mac80211(sta); + + if (WARN_ON_ONCE(!mvm_sta->dup_data)) + return false; + dup_data = &mvm_sta->dup_data[queue]; /* @@ -512,11 +523,9 @@ static bool iwl_mvm_is_dup(struct ieee80211_sta *sta, int queue, * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery") */ if (ieee80211_is_ctl(hdr->frame_control) || - ieee80211_is_qos_nullfunc(hdr->frame_control) || - is_multicast_ether_addr(hdr->addr1)) { - rx_status->flag |= RX_FLAG_DUP_VALIDATED; + ieee80211_is_any_nullfunc(hdr->frame_control) || + is_multicast_ether_addr(hdr->addr1)) return false; - } if (ieee80211_is_data_qos(hdr->frame_control)) { /* frame has qos control */ @@ -642,10 +651,8 @@ static void iwl_mvm_release_frames_from_notif(struct iwl_mvm *mvm, rcu_read_lock(); ba_data = rcu_dereference(mvm->baid_map[baid]); - if (!ba_data) { - WARN(true, "BAID %d not found in map\n", baid); + if (WARN(!ba_data, "BAID %d not found in map\n", baid)) goto out; - } /* pick any STA ID to find the pointer */ sta_id = ffs(ba_data->sta_mask) - 1; @@ -681,11 +688,11 @@ void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct napi_struct *napi, return; len -= sizeof(*notif) + sizeof(*internal_notif); - if (internal_notif->sync && - mvm->queue_sync_cookie != internal_notif->cookie) { - WARN_ONCE(1, "Received expired RX queue sync message\n"); + if (WARN_ONCE(internal_notif->sync && + mvm->queue_sync_cookie != internal_notif->cookie, + "Received expired RX queue sync message (cookie %d but wanted %d, queue %d)\n", + internal_notif->cookie, mvm->queue_sync_cookie, queue)) return; - } switch (internal_notif->type) { case IWL_MVM_RXQ_EMPTY: diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 7b6f1cdca067..f3e3986b4c72 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -241,13 +241,11 @@ iwl_mvm_scan_type _iwl_mvm_get_scan_type(struct iwl_mvm *mvm, return IWL_SCAN_TYPE_FRAGMENTED; /* - * in case of DCM with GO where BSS DTIM interval < 220msec - * set all scan requests as fast-balance scan + * in case of DCM with P2P GO set all scan requests as + * fast-balance scan */ if (vif && vif->type == NL80211_IFTYPE_STATION && - data.is_dcm_with_p2p_go && - ((vif->bss_conf.beacon_int * - vif->bss_conf.dtim_period) < 220)) + data.is_dcm_with_p2p_go) return IWL_SCAN_TYPE_FAST_BALANCE; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sf.c b/drivers/net/wireless/intel/iwlwifi/mvm/sf.c index 30d4233595e8..16285ae7cae9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sf.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sf.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2013-2014, 2018-2019, 2022-2023 Intel Corporation + * Copyright (C) 2013-2014, 2018-2019, 2022-2024 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH */ #include "mvm.h" @@ -232,6 +232,9 @@ int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *changed_vif, }; struct ieee80211_sta *sta = NULL; + if (fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_SMART_FIFO_OFFLOAD)) + return 0; /* * Ignore the call if we are in HW Restart flow, or if the handled * vif is a p2p device. diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 2a3ca9785974..491c449fd431 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2015, 2018-2023 Intel Corporation + * Copyright (C) 2012-2015, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -71,7 +71,7 @@ u32 iwl_mvm_get_sta_ampdu_dens(struct ieee80211_link_sta *link_sta, mpdu_dens = link_sta->ht_cap.ampdu_density; } - if (link_conf->chandef.chan->band == NL80211_BAND_6GHZ) { + if (link_conf->chanreq.oper.chan->band == NL80211_BAND_6GHZ) { /* overwrite HT values on 6 GHz */ mpdu_dens = le16_get_bits(link_sta->he_6ghz_capa.capa, IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); @@ -208,7 +208,7 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, } if (sta->deflink.ht_cap.ht_supported || - mvm_sta->vif->bss_conf.chandef.chan->band == NL80211_BAND_6GHZ) + mvm_sta->vif->bss_conf.chanreq.oper.chan->band == NL80211_BAND_6GHZ) add_sta_cmd.station_flags_msk |= cpu_to_le32(STA_FLG_MAX_AGG_SIZE_MSK | STA_FLG_AGG_MPDU_DENS_MSK); @@ -1502,6 +1502,34 @@ out_err: return ret; } +int iwl_mvm_sta_ensure_queue(struct iwl_mvm *mvm, + struct ieee80211_txq *txq) +{ + struct iwl_mvm_txq *mvmtxq = iwl_mvm_txq_from_mac80211(txq); + int ret = -EINVAL; + + lockdep_assert_held(&mvm->mutex); + + if (likely(test_bit(IWL_MVM_TXQ_STATE_READY, &mvmtxq->state)) || + !txq->sta) { + return 0; + } + + if (!iwl_mvm_sta_alloc_queue(mvm, txq->sta, txq->ac, txq->tid)) { + set_bit(IWL_MVM_TXQ_STATE_READY, &mvmtxq->state); + ret = 0; + } + + local_bh_disable(); + spin_lock(&mvm->add_stream_lock); + if (!list_empty(&mvmtxq->list)) + list_del_init(&mvmtxq->list); + spin_unlock(&mvm->add_stream_lock); + local_bh_enable(); + + return ret; +} + void iwl_mvm_add_new_dqa_stream_wk(struct work_struct *wk) { struct iwl_mvm *mvm = container_of(wk, struct iwl_mvm, @@ -2989,16 +3017,6 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, RCU_INIT_POINTER(mvm->baid_map[baid], NULL); kfree_rcu(baid_data, rcu_head); IWL_DEBUG_HT(mvm, "BAID %d is free\n", baid); - - /* - * After we've deleted it, do another queue sync - * so if an IWL_MVM_RXQ_NSSN_SYNC was concurrently - * running it won't find a new session in the old - * BAID. It can find the NULL pointer for the BAID, - * but we must not have it find a different session. - */ - iwl_mvm_sync_rx_queues_internal(mvm, IWL_MVM_RXQ_EMPTY, - true, NULL, 0); } return 0; @@ -3559,6 +3577,9 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm, key_flags = cpu_to_le16(keyidx); key_flags |= cpu_to_le16(STA_KEY_FLG_WEP_KEY_MAP); + if (key->flags & IEEE80211_KEY_FLAG_SPP_AMSDU) + key_flags |= cpu_to_le16(STA_KEY_FLG_AMSDU_SPP); + switch (key->cipher) { case WLAN_CIPHER_SUITE_TKIP: key_flags |= cpu_to_le16(STA_KEY_FLG_TKIP); @@ -4298,12 +4319,12 @@ u16 iwl_mvm_tid_queued(struct iwl_mvm *mvm, struct iwl_mvm_tid_data *tid_data) int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_int_sta *sta, u8 *addr, u32 cipher, - u8 *key, u32 key_len) + u8 *key, u32 key_len, + struct ieee80211_key_conf *keyconf) { int ret; u16 queue; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct ieee80211_key_conf *keyconf; unsigned int wdg_timeout = iwl_mvm_get_wd_timeout(mvm, vif, false, false); bool mld = iwl_mvm_has_mld_api(mvm->fw); @@ -4328,12 +4349,6 @@ int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (ret) goto out; - keyconf = kzalloc(sizeof(*keyconf) + key_len, GFP_KERNEL); - if (!keyconf) { - ret = -ENOBUFS; - goto out; - } - keyconf->cipher = cipher; memcpy(keyconf->key, key, key_len); keyconf->keylen = key_len; @@ -4354,10 +4369,9 @@ int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 0, NULL, 0, 0, true); } - kfree(keyconf); - return 0; out: - iwl_mvm_dealloc_int_sta(mvm, sta); + if (ret) + iwl_mvm_dealloc_int_sta(mvm, sta); return ret; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index b33a0ce096d4..b3450569864e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2016 Intel Deutschland GmbH */ @@ -571,10 +571,12 @@ void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm, bool disable); void iwl_mvm_csa_client_absent(struct iwl_mvm *mvm, struct ieee80211_vif *vif); +int iwl_mvm_sta_ensure_queue(struct iwl_mvm *mvm, struct ieee80211_txq *txq); void iwl_mvm_add_new_dqa_stream_wk(struct work_struct *wk); int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_int_sta *sta, u8 *addr, u32 cipher, - u8 *key, u32 key_len); + u8 *key, u32 key_len, + struct ieee80211_key_conf *key_conf_out); void iwl_mvm_cancel_channel_switch(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u32 id); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 218fdf1ed530..a59d264a11c5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2017 Intel Deutschland GmbH */ @@ -45,32 +45,24 @@ void iwl_mvm_te_clear_data(struct iwl_mvm *mvm, te_data->link_id = -1; } -void iwl_mvm_roc_done_wk(struct work_struct *wk) +static void iwl_mvm_cleanup_roc(struct iwl_mvm *mvm) { - struct iwl_mvm *mvm = container_of(wk, struct iwl_mvm, roc_done_wk); - /* * Clear the ROC_RUNNING status bit. * This will cause the TX path to drop offchannel transmissions. * That would also be done by mac80211, but it is racy, in particular - * in the case that the time event actually completed in the firmware - * (which is handled in iwl_mvm_te_handle_notif). - */ - clear_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status); - - synchronize_net(); - - /* - * Flush the offchannel queue -- this is called when the time + * in the case that the time event actually completed in the firmware. + * + * Also flush the offchannel queue -- this is called when the time * event finishes or is canceled, so that frames queued for it * won't get stuck on the queue and be transmitted in the next * time event. */ - - mutex_lock(&mvm->mutex); - if (test_and_clear_bit(IWL_MVM_STATUS_NEED_FLUSH_P2P, &mvm->status)) { + if (test_and_clear_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status)) { struct iwl_mvm_vif *mvmvif; + synchronize_net(); + /* * NB: access to this pointer would be racy, but the flush bit * can only be set when we had a P2P-Device VIF, and we have a @@ -105,21 +97,16 @@ void iwl_mvm_roc_done_wk(struct work_struct *wk) } } - /* - * Clear the ROC_AUX_RUNNING status bit. - * This will cause the TX path to drop offchannel transmissions. - * That would also be done by mac80211, but it is racy, in particular - * in the case that the time event actually completed in the firmware - * (which is handled in iwl_mvm_te_handle_notif). - */ + /* Do the same for AUX ROC */ if (test_and_clear_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status)) { - /* do the same in case of hot spot 2.0 */ + synchronize_net(); + iwl_mvm_flush_sta(mvm, mvm->aux_sta.sta_id, mvm->aux_sta.tfd_queue_msk); if (mvm->mld_api_is_used) { iwl_mvm_mld_rm_aux_sta(mvm); - goto out_unlock; + return; } /* In newer version of this command an aux station is added only @@ -128,8 +115,14 @@ void iwl_mvm_roc_done_wk(struct work_struct *wk) if (iwl_mvm_has_new_station_api(mvm->fw)) iwl_mvm_rm_aux_sta(mvm); } +} -out_unlock: +void iwl_mvm_roc_done_wk(struct work_struct *wk) +{ + struct iwl_mvm *mvm = container_of(wk, struct iwl_mvm, roc_done_wk); + + mutex_lock(&mvm->mutex); + iwl_mvm_cleanup_roc(mvm); mutex_unlock(&mvm->mutex); } @@ -163,12 +156,12 @@ static void iwl_mvm_csa_noa_start(struct iwl_mvm *mvm) * So we just do nothing here and the switch * will be performed on the last TBTT. */ - if (!ieee80211_beacon_cntdwn_is_complete(csa_vif)) { + if (!ieee80211_beacon_cntdwn_is_complete(csa_vif, 0)) { IWL_WARN(mvm, "CSA NOA started too early\n"); goto out_unlock; } - ieee80211_csa_finish(csa_vif); + ieee80211_csa_finish(csa_vif, 0); rcu_read_unlock(); @@ -294,18 +287,6 @@ static void iwl_mvm_te_check_trigger(struct iwl_mvm *mvm, } } -static void iwl_mvm_p2p_roc_finished(struct iwl_mvm *mvm) -{ - /* - * If the IWL_MVM_STATUS_NEED_FLUSH_P2P is already set, then the - * roc_done_wk is already scheduled or running, so don't schedule it - * again to avoid a race where the roc_done_wk clears this bit after - * it is set here, affecting the next run of the roc_done_wk. - */ - if (!test_and_set_bit(IWL_MVM_STATUS_NEED_FLUSH_P2P, &mvm->status)) - iwl_mvm_roc_finished(mvm); -} - /* * Handles a FW notification for an event that is known to the driver. * @@ -357,7 +338,7 @@ static void iwl_mvm_te_handle_notif(struct iwl_mvm *mvm, switch (te_data->vif->type) { case NL80211_IFTYPE_P2P_DEVICE: ieee80211_remain_on_channel_expired(mvm->hw); - iwl_mvm_p2p_roc_finished(mvm); + iwl_mvm_roc_finished(mvm); break; case NL80211_IFTYPE_STATION: /* @@ -692,7 +673,7 @@ void iwl_mvm_protect_session(struct iwl_mvm *mvm, /* Determine whether mac or link id should be used, and validate the link id */ static int iwl_mvm_get_session_prot_id(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - u32 link_id) + s8 link_id) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ver = iwl_fw_lookup_cmd_ver(mvm->fw, @@ -706,8 +687,7 @@ static int iwl_mvm_get_session_prot_id(struct iwl_mvm *mvm, "Invalid link ID for session protection: %u\n", link_id)) return -EINVAL; - if (WARN(ieee80211_vif_is_mld(vif) && - !(vif->active_links & BIT(link_id)), + if (WARN(!mvmvif->link[link_id]->active, "Session Protection on an inactive link: %u\n", link_id)) return -EINVAL; @@ -716,7 +696,7 @@ static int iwl_mvm_get_session_prot_id(struct iwl_mvm *mvm, static void iwl_mvm_cancel_session_protection(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - u32 id, u32 link_id) + u32 id, s8 link_id) { int mac_link_id = iwl_mvm_get_session_prot_id(mvm, vif, link_id); struct iwl_mvm_session_prot_cmd cmd = { @@ -745,7 +725,7 @@ static bool __iwl_mvm_remove_time_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif = te_data->vif; struct iwl_mvm_vif *mvmvif; enum nl80211_iftype iftype; - unsigned int link_id; + s8 link_id; if (!vif) return false; @@ -783,7 +763,7 @@ static bool __iwl_mvm_remove_time_event(struct iwl_mvm *mvm, iwl_mvm_cancel_session_protection(mvm, vif, id, link_id); if (iftype == NL80211_IFTYPE_P2P_DEVICE) { - iwl_mvm_p2p_roc_finished(mvm); + iwl_mvm_roc_finished(mvm); } } return false; @@ -929,7 +909,7 @@ void iwl_mvm_rx_session_protect_notif(struct iwl_mvm *mvm, if (WARN(ver > 2 && mvmvif->time_event_data.link_id >= 0 && mvmvif->time_event_data.link_id != notif_link_id, - "SESION_PROTECTION_NOTIF was received for link %u, while the current time event is on link %u\n", + "SESSION_PROTECTION_NOTIF was received for link %u, while the current time event is on link %u\n", notif_link_id, mvmvif->time_event_data.link_id)) goto out_unlock; @@ -972,7 +952,8 @@ void iwl_mvm_rx_session_protect_notif(struct iwl_mvm *mvm, if (!le32_to_cpu(notif->status) || !le32_to_cpu(notif->start)) { /* End TE, notify mac80211 */ mvmvif->time_event_data.id = SESSION_PROTECT_CONF_MAX_ID; - iwl_mvm_p2p_roc_finished(mvm); + mvmvif->time_event_data.link_id = -1; + iwl_mvm_roc_finished(mvm); ieee80211_remain_on_channel_expired(mvm->hw); } else if (le32_to_cpu(notif->start)) { if (WARN_ON(mvmvif->time_event_data.id != @@ -986,6 +967,86 @@ void iwl_mvm_rx_session_protect_notif(struct iwl_mvm *mvm, rcu_read_unlock(); } +#define AUX_ROC_MIN_DURATION MSEC_TO_TU(100) +#define AUX_ROC_MIN_DELAY MSEC_TO_TU(200) +#define AUX_ROC_MAX_DELAY MSEC_TO_TU(600) +#define AUX_ROC_SAFETY_BUFFER MSEC_TO_TU(20) +#define AUX_ROC_MIN_SAFETY_BUFFER MSEC_TO_TU(10) + +void iwl_mvm_roc_duration_and_delay(struct ieee80211_vif *vif, + u32 duration_ms, + u32 *duration_tu, + u32 *delay) +{ + u32 dtim_interval = vif->bss_conf.dtim_period * + vif->bss_conf.beacon_int; + + *delay = AUX_ROC_MIN_DELAY; + *duration_tu = MSEC_TO_TU(duration_ms); + + /* + * If we are associated we want the delay time to be at least one + * dtim interval so that the FW can wait until after the DTIM and + * then start the time event, this will potentially allow us to + * remain off-channel for the max duration. + * Since we want to use almost a whole dtim interval we would also + * like the delay to be for 2-3 dtim intervals, in case there are + * other time events with higher priority. + */ + if (vif->cfg.assoc) { + *delay = min_t(u32, dtim_interval * 3, AUX_ROC_MAX_DELAY); + /* We cannot remain off-channel longer than the DTIM interval */ + if (dtim_interval <= *duration_tu) { + *duration_tu = dtim_interval - AUX_ROC_SAFETY_BUFFER; + if (*duration_tu <= AUX_ROC_MIN_DURATION) + *duration_tu = dtim_interval - + AUX_ROC_MIN_SAFETY_BUFFER; + } + } +} + +int iwl_mvm_roc_add_cmd(struct iwl_mvm *mvm, + struct ieee80211_channel *channel, + struct ieee80211_vif *vif, + int duration, u32 activity) +{ + int res; + u32 duration_tu, delay; + struct iwl_roc_req roc_req = { + .action = cpu_to_le32(FW_CTXT_ACTION_ADD), + .activity = cpu_to_le32(activity), + .sta_id = cpu_to_le32(mvm->aux_sta.sta_id), + }; + + lockdep_assert_held(&mvm->mutex); + + /* Set the channel info data */ + iwl_mvm_set_chan_info(mvm, &roc_req.channel_info, + channel->hw_value, + iwl_mvm_phy_band_from_nl80211(channel->band), + IWL_PHY_CHANNEL_MODE20, 0); + + iwl_mvm_roc_duration_and_delay(vif, duration, &duration_tu, + &delay); + roc_req.duration = cpu_to_le32(duration_tu); + roc_req.max_delay = cpu_to_le32(delay); + + IWL_DEBUG_TE(mvm, + "\t(requested = %ums, max_delay = %ums)\n", + duration, delay); + IWL_DEBUG_TE(mvm, + "Requesting to remain on channel %u for %utu\n", + channel->hw_value, duration_tu); + + /* Set the node address */ + memcpy(roc_req.node_addr, vif->addr, ETH_ALEN); + + res = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(MAC_CONF_GROUP, ROC_CMD), + 0, sizeof(roc_req), &roc_req); + + return res; +} + static int iwl_mvm_start_p2p_roc_session_protection(struct iwl_mvm *mvm, struct ieee80211_vif *vif, @@ -1163,18 +1224,22 @@ void iwl_mvm_stop_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif) if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD)) { mvmvif = iwl_mvm_vif_from_mac80211(vif); + te_data = &mvmvif->time_event_data; if (vif->type == NL80211_IFTYPE_P2P_DEVICE) { + if (te_data->id >= SESSION_PROTECT_CONF_MAX_ID) { + IWL_DEBUG_TE(mvm, + "No remain on channel event\n"); + return; + } + iwl_mvm_cancel_session_protection(mvm, vif, - mvmvif->time_event_data.id, - mvmvif->time_event_data.link_id); - iwl_mvm_p2p_roc_finished(mvm); + te_data->id, + te_data->link_id); } else { iwl_mvm_roc_station_remove(mvm, mvmvif); - iwl_mvm_roc_finished(mvm); } - - return; + goto cleanup_roc; } te_data = iwl_mvm_get_roc_te(mvm); @@ -1185,13 +1250,21 @@ void iwl_mvm_stop_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif) mvmvif = iwl_mvm_vif_from_mac80211(te_data->vif); - if (te_data->vif->type == NL80211_IFTYPE_P2P_DEVICE) { + if (te_data->vif->type == NL80211_IFTYPE_P2P_DEVICE) iwl_mvm_remove_time_event(mvm, mvmvif, te_data); - iwl_mvm_p2p_roc_finished(mvm); - } else { + else iwl_mvm_remove_aux_roc_te(mvm, mvmvif, te_data); - iwl_mvm_roc_finished(mvm); - } + +cleanup_roc: + /* + * In case we get here before the ROC event started, + * (so the status bit isn't set) set it here so iwl_mvm_cleanup_roc will + * cleanup things properly + */ + set_bit(vif->type == NL80211_IFTYPE_P2P_DEVICE ? + IWL_MVM_STATUS_ROC_RUNNING : IWL_MVM_STATUS_ROC_AUX_RUNNING, + &mvm->status); + iwl_mvm_cleanup_roc(mvm); } void iwl_mvm_remove_csa_period(struct iwl_mvm *mvm, @@ -1296,7 +1369,7 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, struct iwl_mvm_time_event_data *te_data = &mvmvif->time_event_data; const u16 notif[] = { WIDE_ID(MAC_CONF_GROUP, SESSION_PROTECTION_NOTIF) }; struct iwl_notification_wait wait_notif; - int mac_link_id = iwl_mvm_get_session_prot_id(mvm, vif, link_id); + int mac_link_id = iwl_mvm_get_session_prot_id(mvm, vif, (s8)link_id); struct iwl_mvm_session_prot_cmd cmd = { .id_and_color = cpu_to_le32(mac_link_id), .action = cpu_to_le32(FW_CTXT_ACTION_ADD), diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index db986bfc4dc3..782ddc8c296b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2023 Intel Corporation + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -520,13 +520,49 @@ static void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm, } } +static bool iwl_mvm_use_host_rate(struct iwl_mvm *mvm, + struct iwl_mvm_sta *mvmsta, + struct ieee80211_hdr *hdr, + struct ieee80211_tx_info *info) +{ + if (unlikely(!mvmsta)) + return true; + + if (unlikely(info->control.flags & IEEE80211_TX_CTRL_RATE_INJECT)) + return true; + + if (likely(ieee80211_is_data(hdr->frame_control) && + mvmsta->sta_state >= IEEE80211_STA_AUTHORIZED)) + return false; + + /* + * Not a data frame, use host rate if on an old device that + * can't possibly be doing MLO (firmware may be selecting a + * bad rate), if we might be doing MLO we need to let FW pick + * (since we don't necesarily know the link), but FW rate + * selection was fixed. + */ + return mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_BZ; +} + +static void iwl_mvm_copy_hdr(void *cmd, const void *hdr, int hdrlen, + const u8 *addr3_override) +{ + struct ieee80211_hdr *out_hdr = cmd; + + memcpy(cmd, hdr, hdrlen); + if (addr3_override) + memcpy(out_hdr->addr3, addr3_override, ETH_ALEN); +} + /* * Allocates and sets the Tx cmd the driver data pointers in the skb */ static struct iwl_device_tx_cmd * iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, struct ieee80211_tx_info *info, int hdrlen, - struct ieee80211_sta *sta, u8 sta_id) + struct ieee80211_sta *sta, u8 sta_id, + const u8 *addr3_override) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct iwl_device_tx_cmd *dev_cmd; @@ -556,12 +592,12 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, flags |= IWL_TX_FLAGS_ENCRYPT_DIS; /* - * For data and mgmt packets rate info comes from the fw. Only + * For data and mgmt packets rate info comes from the fw (for + * new devices, older FW is somewhat broken for this). Only * set rate/antenna for injected frames with fixed rate, or - * when no sta is given. + * when no sta is given, or with older firmware. */ - if (unlikely(!sta || - info->control.flags & IEEE80211_TX_CTRL_RATE_INJECT)) { + if (unlikely(iwl_mvm_use_host_rate(mvm, mvmsta, hdr, info))) { flags |= IWL_TX_FLAGS_CMD_RATE; rate_n_flags = iwl_mvm_get_tx_rate_n_flags(mvm, info, sta, @@ -584,7 +620,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, cmd->len = cpu_to_le16((u16)skb->len); /* Copy MAC header from skb into command buffer */ - memcpy(cmd->hdr, hdr, hdrlen); + iwl_mvm_copy_hdr(cmd->hdr, hdr, hdrlen, addr3_override); cmd->flags = cpu_to_le16(flags); cmd->rate_n_flags = cpu_to_le32(rate_n_flags); @@ -599,7 +635,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, cmd->len = cpu_to_le16((u16)skb->len); /* Copy MAC header from skb into command buffer */ - memcpy(cmd->hdr, hdr, hdrlen); + iwl_mvm_copy_hdr(cmd->hdr, hdr, hdrlen, addr3_override); cmd->flags = cpu_to_le32(flags); cmd->rate_n_flags = cpu_to_le32(rate_n_flags); @@ -617,7 +653,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, iwl_mvm_set_tx_cmd_rate(mvm, tx_cmd, info, sta, hdr->frame_control); /* Copy MAC header from skb into command buffer */ - memcpy(tx_cmd->hdr, hdr, hdrlen); + iwl_mvm_copy_hdr(tx_cmd->hdr, hdr, hdrlen, addr3_override); out: return dev_cmd; @@ -820,7 +856,8 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) IWL_DEBUG_TX(mvm, "station Id %d, queue=%d\n", sta_id, queue); - dev_cmd = iwl_mvm_set_tx_params(mvm, skb, &info, hdrlen, NULL, sta_id); + dev_cmd = iwl_mvm_set_tx_params(mvm, skb, &info, hdrlen, NULL, sta_id, + NULL); if (!dev_cmd) return -1; @@ -869,10 +906,10 @@ unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm *mvm, if (WARN_ON(!link_conf)) band = NL80211_BAND_2GHZ; else - band = link_conf->chandef.chan->band; + band = link_conf->chanreq.oper.chan->band; rcu_read_unlock(); } else { - band = mvmsta->vif->bss_conf.chandef.chan->band; + band = mvmsta->vif->bss_conf.chanreq.oper.chan->band; } lmac = iwl_mvm_get_lmac_id(mvm, band); @@ -914,9 +951,15 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes, next = skb_gso_segment(skb, netdev_flags); skb_shinfo(skb)->gso_size = mss; skb_shinfo(skb)->gso_type = ipv4 ? SKB_GSO_TCPV4 : SKB_GSO_TCPV6; - if (WARN_ON_ONCE(IS_ERR(next))) - return -EINVAL; - else if (next) + + if (IS_ERR(next) && PTR_ERR(next) == -ENOMEM) + return -ENOMEM; + + if (WARN_ONCE(IS_ERR(next), + "skb_gso_segment error: %d\n", (int)PTR_ERR(next))) + return PTR_ERR(next); + + if (next) consume_skb(skb); skb_list_walk_safe(next, tmp, next) { @@ -972,8 +1015,7 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb, netdev_features_t netdev_flags = NETIF_F_CSUM_MASK | NETIF_F_SG; u8 tid; - snap_ip_tcp = 8 + skb_transport_header(skb) - skb_network_header(skb) + - tcp_hdrlen(skb); + snap_ip_tcp = 8 + skb_network_header_len(skb) + tcp_hdrlen(skb); if (!mvmsta->max_amsdu_len || !ieee80211_is_data_qos(hdr->frame_control) || @@ -1140,7 +1182,8 @@ static int iwl_mvm_tx_pkt_queued(struct iwl_mvm *mvm, */ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, struct ieee80211_tx_info *info, - struct ieee80211_sta *sta) + struct ieee80211_sta *sta, + const u8 *addr3_override) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct iwl_mvm_sta *mvmsta; @@ -1172,7 +1215,8 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, iwl_mvm_probe_resp_set_noa(mvm, skb); dev_cmd = iwl_mvm_set_tx_params(mvm, skb, info, hdrlen, - sta, mvmsta->deflink.sta_id); + sta, mvmsta->deflink.sta_id, + addr3_override); if (!dev_cmd) goto drop; @@ -1294,9 +1338,11 @@ int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb, struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); struct ieee80211_tx_info info; struct sk_buff_head mpdus_skbs; + struct ieee80211_vif *vif; unsigned int payload_len; int ret; struct sk_buff *orig_skb = skb; + const u8 *addr3; if (WARN_ON_ONCE(!mvmsta)) return -1; @@ -1307,26 +1353,59 @@ int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb, memcpy(&info, skb->cb, sizeof(info)); if (!skb_is_gso(skb)) - return iwl_mvm_tx_mpdu(mvm, skb, &info, sta); + return iwl_mvm_tx_mpdu(mvm, skb, &info, sta, NULL); payload_len = skb_tail_pointer(skb) - skb_transport_header(skb) - tcp_hdrlen(skb) + skb->data_len; if (payload_len <= skb_shinfo(skb)->gso_size) - return iwl_mvm_tx_mpdu(mvm, skb, &info, sta); + return iwl_mvm_tx_mpdu(mvm, skb, &info, sta, NULL); __skb_queue_head_init(&mpdus_skbs); + vif = info.control.vif; + if (!vif) + return -1; + ret = iwl_mvm_tx_tso(mvm, skb, &info, sta, &mpdus_skbs); if (ret) return ret; WARN_ON(skb_queue_empty(&mpdus_skbs)); + /* + * As described in IEEE sta 802.11-2020, table 9-30 (Address + * field contents), A-MSDU address 3 should contain the BSSID + * address. + * Pass address 3 down to iwl_mvm_tx_mpdu() and further to set it + * in the command header. We need to preserve the original + * address 3 in the skb header to correctly create all the + * A-MSDU subframe headers from it. + */ + switch (vif->type) { + case NL80211_IFTYPE_STATION: + addr3 = vif->cfg.ap_addr; + break; + case NL80211_IFTYPE_AP: + addr3 = vif->addr; + break; + default: + addr3 = NULL; + break; + } + while (!skb_queue_empty(&mpdus_skbs)) { + struct ieee80211_hdr *hdr; + bool amsdu; + skb = __skb_dequeue(&mpdus_skbs); + hdr = (void *)skb->data; + amsdu = ieee80211_is_data_qos(hdr->frame_control) && + (*ieee80211_get_qos_ctl(hdr) & + IEEE80211_QOS_CTL_A_MSDU_PRESENT); - ret = iwl_mvm_tx_mpdu(mvm, skb, &info, sta); + ret = iwl_mvm_tx_mpdu(mvm, skb, &info, sta, + amsdu ? addr3 : NULL); if (ret) { /* Free skbs created as part of TSO logic that have not yet been dequeued */ __skb_queue_purge(&mpdus_skbs); @@ -1587,12 +1666,18 @@ static void iwl_mvm_tx_status_check_trigger(struct iwl_mvm *mvm, * of the batch. This is why the SSN of the SCD is written at the end of the * whole struct at a variable offset. This function knows how to cope with the * variable offset and returns the SSN of the SCD. + * + * For 22000-series and lower, this is just 12 bits. For later, 16 bits. */ static inline u32 iwl_mvm_get_scd_ssn(struct iwl_mvm *mvm, struct iwl_mvm_tx_resp *tx_resp) { - return le32_to_cpup((__le32 *)iwl_mvm_get_agg_status(mvm, tx_resp) + - tx_resp->frame_count) & 0xfff; + u32 val = le32_to_cpup((__le32 *)iwl_mvm_get_agg_status(mvm, tx_resp) + + tx_resp->frame_count); + + if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) + return val & 0xFFFF; + return val & 0xFFF; } static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, @@ -2125,6 +2210,12 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) tfd_cnt, pkt_len)) return; + IWL_DEBUG_TX_REPLY(mvm, + "BA_NOTIFICATION Received from sta_id = %d, flags %x, sent:%d, acked:%d\n", + sta_id, le32_to_cpu(ba_res->flags), + le16_to_cpu(ba_res->txed), + le16_to_cpu(ba_res->done)); + rcu_read_lock(); mvmsta = iwl_mvm_sta_from_staid_rcu(mvm, sta_id); @@ -2160,12 +2251,6 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) iwl_mvm_tx_airtime(mvm, mvmsta, le32_to_cpu(ba_res->wireless_time)); rcu_read_unlock(); - - IWL_DEBUG_TX_REPLY(mvm, - "BA_NOTIFICATION Received from sta_id = %d, flags %x, sent:%d, acked:%d\n", - sta_id, le32_to_cpu(ba_res->flags), - le16_to_cpu(ba_res->txed), - le16_to_cpu(ba_res->done)); return; } @@ -2197,9 +2282,6 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) rcu_read_unlock(); - iwl_mvm_tx_reclaim(mvm, sta_id, tid, txq, index, &ba_info, - tid_data->rate_n_flags, false); - IWL_DEBUG_TX_REPLY(mvm, "BA_NOTIFICATION Received from %pM, sta_id = %d\n", ba_notif->sta_addr, ba_notif->sta_id); @@ -2212,6 +2294,9 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) IWL_DEBUG_TX_REPLY(mvm, "reduced txp from ba notif %d\n", ba_notif->reduced_txp); + + iwl_mvm_tx_reclaim(mvm, sta_id, tid, txq, index, &ba_info, + tid_data->rate_n_flags, false); } /* diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 91286018a69d..ab56ff87c6f9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -249,6 +249,8 @@ u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx) * This is the special case in which init is set and we call a callback in * this case to clear the state indicating that station creation is in * progress. + * + * Returns: an error code indicating success or failure */ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq) { diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c index fa4a14546860..c8fc8b4fd85c 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c @@ -119,7 +119,7 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, prph_sc_ctrl->version.version = 0; prph_sc_ctrl->version.mac_id = - cpu_to_le16((u16)iwl_read32(trans, CSR_HW_REV)); + cpu_to_le16((u16)trans->hw_rev); prph_sc_ctrl->version.size = cpu_to_le16(sizeof(*prph_scratch) / 4); control_flags |= IWL_PRPH_SCRATCH_MTR_MODE; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c index 5f55efe64bf5..0fa92704cd14 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2022 Intel Corporation + * Copyright (C) 2018-2023 Intel Corporation */ #include "iwl-trans.h" #include "iwl-fh.h" @@ -180,7 +180,7 @@ int iwl_pcie_ctxt_info_init(struct iwl_trans *trans, ctxt_info->version.version = 0; ctxt_info->version.mac_id = - cpu_to_le16((u16)iwl_read32(trans, CSR_HW_REV)); + cpu_to_le16((u16)trans->hw_rev); /* size is in DWs */ ctxt_info->version.size = cpu_to_le16(sizeof(*ctxt_info) / 4); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 2c9b98c8184b..4a657036b9d6 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2005-2014, 2018-2023 Intel Corporation + * Copyright (C) 2005-2014, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -502,12 +502,16 @@ static const struct pci_device_id iwl_hw_card_ids[] = { /* Bz devices */ {IWL_PCI_DEVICE(0x2727, PCI_ANY_ID, iwl_bz_trans_cfg)}, + {IWL_PCI_DEVICE(0x272D, PCI_ANY_ID, iwl_bz_trans_cfg)}, {IWL_PCI_DEVICE(0x272b, PCI_ANY_ID, iwl_bz_trans_cfg)}, {IWL_PCI_DEVICE(0xA840, PCI_ANY_ID, iwl_bz_trans_cfg)}, {IWL_PCI_DEVICE(0x7740, PCI_ANY_ID, iwl_bz_trans_cfg)}, /* Sc devices */ {IWL_PCI_DEVICE(0xE440, PCI_ANY_ID, iwl_sc_trans_cfg)}, + {IWL_PCI_DEVICE(0xE340, PCI_ANY_ID, iwl_sc_trans_cfg)}, + {IWL_PCI_DEVICE(0xD340, PCI_ANY_ID, iwl_sc_trans_cfg)}, + {IWL_PCI_DEVICE(0x6E70, PCI_ANY_ID, iwl_sc_trans_cfg)}, #endif /* CONFIG_IWLMVM */ {0} @@ -526,7 +530,7 @@ MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids); IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, \ IWL_CFG_ANY, _cfg, _name) -static const struct iwl_dev_info iwl_dev_info_table[] = { +VISIBLE_IF_IWLWIFI_KUNIT const struct iwl_dev_info iwl_dev_info_table[] = { #if IS_ENABLED(CONFIG_IWLMVM) /* 9000 */ IWL_DEV_INFO(0x2526, 0x1550, iwl9260_2ac_cfg, iwl9260_killer_1550_name), @@ -1008,8 +1012,13 @@ static const struct iwl_dev_info iwl_dev_info_table[] = { _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_MAC_TYPE_GL, IWL_CFG_ANY, IWL_CFG_RF_TYPE_FM, IWL_CFG_ANY, IWL_CFG_ANY, - IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_NO_CDB, + IWL_CFG_320, IWL_CFG_ANY, IWL_CFG_NO_CDB, iwl_cfg_gl, iwl_bz_name), + _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_MAC_TYPE_GL, IWL_CFG_ANY, + IWL_CFG_RF_TYPE_FM, IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_NO_320, IWL_CFG_ANY, IWL_CFG_NO_CDB, + iwl_cfg_gl, iwl_mtp_name), /* SoF with JF2 */ _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, @@ -1115,8 +1124,24 @@ static const struct iwl_dev_info iwl_dev_info_table[] = { IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, iwl_cfg_sc, iwl_sc_name), + _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_MAC_TYPE_SC2, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, + iwl_cfg_sc2, iwl_sc2_name), + _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_MAC_TYPE_SC2F, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, + iwl_cfg_sc2f, iwl_sc2f_name), #endif /* CONFIG_IWLMVM */ }; +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_dev_info_table); + +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +const unsigned int iwl_dev_info_table_size = ARRAY_SIZE(iwl_dev_info_table); +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_dev_info_table_size); +#endif /* * Read rf id and cdb info from prph register and store it @@ -1143,6 +1168,20 @@ static void get_crf_id(struct iwl_trans *iwl_trans) iwl_trans->hw_cnv_id = iwl_read_prph_no_grab(iwl_trans, CNVI_AUX_MISC_CHIP); + /* In BZ, the MAC step must be read from the CNVI aux register */ + if (CSR_HW_REV_TYPE(iwl_trans->hw_rev) == IWL_CFG_MAC_TYPE_BZ) { + u8 step = CNVI_AUX_MISC_CHIP_MAC_STEP(iwl_trans->hw_cnv_id); + + /* For BZ-U, take B step also when A step is indicated */ + if ((CNVI_AUX_MISC_CHIP_PROD_TYPE(iwl_trans->hw_cnv_id) == + CNVI_AUX_MISC_CHIP_PROD_TYPE_BZ_U) && + step == SILICON_A_STEP) + step = SILICON_B_STEP; + + iwl_trans->hw_rev_step = step; + iwl_trans->hw_rev |= step; + } + /* Read cdb info (also contains the jacket info if needed in the future */ iwl_trans->hw_wfpm_id = iwl_read_umac_prph_no_grab(iwl_trans, WFPM_OTP_CFG1_ADDR); @@ -1236,7 +1275,7 @@ out: /* PCI registers */ #define PCI_CFG_RETRY_TIMEOUT 0x041 -static const struct iwl_dev_info * +VISIBLE_IF_IWLWIFI_KUNIT const struct iwl_dev_info * iwl_pci_find_dev_info(u16 device, u16 subsystem_device, u16 mac_type, u8 mac_step, u16 rf_type, u8 cdb, u8 jacket, u8 rf_id, u8 no_160, u8 cores, u8 rf_step) @@ -1299,6 +1338,7 @@ iwl_pci_find_dev_info(u16 device, u16 subsystem_device, return NULL; } +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_pci_find_dev_info); static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -1382,6 +1422,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (dev_info) { iwl_trans->cfg = dev_info->cfg; iwl_trans->name = dev_info->name; + iwl_trans->no_160 = dev_info->no_160 == IWL_CFG_NO_160; } #if IS_ENABLED(CONFIG_IWLMVM) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index 63e13577aff8..6c76b2dd6878 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1484,12 +1484,9 @@ void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state, bool from_irq) IWL_WARN(trans, "reporting RF_KILL (radio %s)\n", state ? "disabled" : "enabled"); - if (iwl_op_mode_hw_rf_kill(trans->op_mode, state)) { - if (trans->trans_cfg->gen2) - _iwl_trans_pcie_gen2_stop_device(trans); - else - _iwl_trans_pcie_stop_device(trans, from_irq); - } + if (iwl_op_mode_hw_rf_kill(trans->op_mode, state) && + !WARN_ON(trans->trans_cfg->gen2)) + _iwl_trans_pcie_stop_device(trans, from_irq); } void iwl_pcie_d3_complete_suspend(struct iwl_trans *trans, @@ -1718,6 +1715,7 @@ enable_msi: static void iwl_pcie_irq_set_affinity(struct iwl_trans *trans) { +#if defined(CONFIG_SMP) int iter_rx_q, i, ret, cpu, offset; struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -1738,6 +1736,7 @@ static void iwl_pcie_irq_set_affinity(struct iwl_trans *trans) "Failed to set affinity mask for IRQ %d\n", trans_pcie->msix_entries[i].vector); } +#endif } static int iwl_pcie_init_msix_handler(struct pci_dev *pdev, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c index 6c2b37e56c78..fa8eba47dc4c 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c @@ -1331,7 +1331,7 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, trans->txqs.tfd.size, &dev_cmd->hdr, IWL_FIRST_TB_SIZE + tb1_len, 0); - ip_hdrlen = skb_transport_header(skb) - skb_network_header(skb); + ip_hdrlen = skb_network_header_len(skb); snap_ip_tcp_hdrlen = 8 + ip_hdrlen + tcp_hdrlen(skb); total_len = skb->len - snap_ip_tcp_hdrlen - hdr_len - iv_len; amsdu_pad = 0; diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c index ca74b1b63cac..33973a60d0bf 100644 --- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2020-2023 Intel Corporation + * Copyright (C) 2020-2024 Intel Corporation */ #include <net/tso.h> #include <linux/tcp.h> @@ -271,9 +271,10 @@ static int iwl_txq_gen2_set_tb_with_wa(struct iwl_trans *trans, meta = NULL; goto unmap; } - IWL_WARN(trans, - "TB bug workaround: copied %d bytes from 0x%llx to 0x%llx\n", - len, (unsigned long long)oldphys, (unsigned long long)phys); + IWL_DEBUG_TX(trans, + "TB bug workaround: copied %d bytes from 0x%llx to 0x%llx\n", + len, (unsigned long long)oldphys, + (unsigned long long)phys); ret = 0; unmap: @@ -352,7 +353,7 @@ static int iwl_txq_gen2_build_amsdu(struct iwl_trans *trans, trace_iwlwifi_dev_tx(trans->dev, skb, tfd, sizeof(*tfd), &dev_cmd->hdr, start_len, 0); - ip_hdrlen = skb_transport_header(skb) - skb_network_header(skb); + ip_hdrlen = skb_network_header_len(skb); snap_ip_tcp_hdrlen = 8 + ip_hdrlen + tcp_hdrlen(skb); total_len = skb->len - snap_ip_tcp_hdrlen - hdr_len; amsdu_pad = 0; @@ -1601,8 +1602,8 @@ void iwl_txq_reclaim(struct iwl_trans *trans, int txq_id, int ssn, if (read_ptr == tfd_num) goto out; - IWL_DEBUG_TX_REPLY(trans, "[Q %d] %d -> %d (%d)\n", - txq_id, txq->read_ptr, tfd_num, ssn); + IWL_DEBUG_TX_REPLY(trans, "[Q %d] %d (%d) -> %d (%d)\n", + txq_id, read_ptr, txq->read_ptr, tfd_num, ssn); /*Since we free until index _not_ inclusive, the one before index is * the last we will free. This one must be used */ @@ -1630,7 +1631,8 @@ void iwl_txq_reclaim(struct iwl_trans *trans, int txq_id, int ssn, read_ptr = iwl_txq_get_cmd_index(txq, txq->read_ptr)) { struct sk_buff *skb = txq->entries[read_ptr].skb; - if (WARN_ON_ONCE(!skb)) + if (WARN_ONCE(!skb, "no SKB at %d (%d) on queue %d\n", + read_ptr, txq->read_ptr, txq_id)) continue; iwl_txq_free_tso_page(trans, skb); diff --git a/drivers/net/wireless/intel/iwlwifi/tests/Makefile b/drivers/net/wireless/intel/iwlwifi/tests/Makefile new file mode 100644 index 000000000000..5658471bdf0a --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/tests/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause + +iwlwifi-tests-y += module.o devinfo.o + +ccflags-y += -I$(srctree)/$(src)/../ + +obj-$(CONFIG_IWLWIFI_KUNIT_TESTS) += iwlwifi-tests.o diff --git a/drivers/net/wireless/intel/iwlwifi/tests/devinfo.c b/drivers/net/wireless/intel/iwlwifi/tests/devinfo.c new file mode 100644 index 000000000000..7aa47fce6e2d --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/tests/devinfo.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * KUnit tests for the iwlwifi device info table + * + * Copyright (C) 2023 Intel Corporation + */ +#include <kunit/test.h> +#include "iwl-drv.h" +#include "iwl-config.h" + +MODULE_IMPORT_NS(EXPORTED_FOR_KUNIT_TESTING); + +static void iwl_pci_print_dev_info(const char *pfx, const struct iwl_dev_info *di) +{ + printk(KERN_DEBUG "%sdev=%.4x,subdev=%.4x,mac_type=%.4x,mac_step=%.4x,rf_type=%.4x,cdb=%d,jacket=%d,rf_id=%.2x,no_160=%d,cores=%.2x\n", + pfx, di->device, di->subdevice, di->mac_type, di->mac_step, + di->rf_type, di->cdb, di->jacket, di->rf_id, di->no_160, + di->cores); +} + +static void devinfo_table_order(struct kunit *test) +{ + int idx; + + for (idx = 0; idx < iwl_dev_info_table_size; idx++) { + const struct iwl_dev_info *di = &iwl_dev_info_table[idx]; + const struct iwl_dev_info *ret; + + ret = iwl_pci_find_dev_info(di->device, di->subdevice, + di->mac_type, di->mac_step, + di->rf_type, di->cdb, + di->jacket, di->rf_id, + di->no_160, di->cores, di->rf_step); + if (ret != di) { + iwl_pci_print_dev_info("searched: ", di); + iwl_pci_print_dev_info("found: ", ret); + KUNIT_FAIL(test, + "unusable entry at index %d (found index %d instead)\n", + idx, (int)(ret - iwl_dev_info_table)); + } + } +} + +static struct kunit_case devinfo_test_cases[] = { + KUNIT_CASE(devinfo_table_order), + {} +}; + +static struct kunit_suite iwlwifi_devinfo = { + .name = "iwlwifi-devinfo", + .test_cases = devinfo_test_cases, +}; + +kunit_test_suite(iwlwifi_devinfo); diff --git a/drivers/net/wireless/intel/iwlwifi/tests/module.c b/drivers/net/wireless/intel/iwlwifi/tests/module.c new file mode 100644 index 000000000000..0c54f818e5a7 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/tests/module.c @@ -0,0 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Module boilerplate for the iwlwifi kunit module. + * + * Copyright (C) 2023 Intel Corporation + */ +#include <linux/module.h> + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("kunit tests for iwlwifi"); diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c index c6084683aedd..687841b2fa2a 100644 --- a/drivers/net/wireless/intersil/p54/main.c +++ b/drivers/net/wireless/intersil/p54/main.c @@ -704,6 +704,10 @@ static void p54_set_coverage_class(struct ieee80211_hw *dev, } static const struct ieee80211_ops p54_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = p54_tx_80211, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = p54_start, diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c index ce0179b8ab36..0073b5e0f9c9 100644 --- a/drivers/net/wireless/intersil/p54/p54spi.c +++ b/drivers/net/wireless/intersil/p54/p54spi.c @@ -700,6 +700,7 @@ static struct spi_driver p54spi_driver = { module_spi_driver(p54spi_driver); +MODULE_DESCRIPTION("Prism54 SPI wireless driver"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Christian Lamparter <chunkeey@web.de>"); MODULE_ALIAS("spi:cx3110x"); diff --git a/drivers/net/wireless/marvell/libertas/cmd.c b/drivers/net/wireless/marvell/libertas/cmd.c index 104d2b6dc9af..5a525da434c2 100644 --- a/drivers/net/wireless/marvell/libertas/cmd.c +++ b/drivers/net/wireless/marvell/libertas/cmd.c @@ -1132,7 +1132,7 @@ int lbs_allocate_cmd_buffer(struct lbs_private *priv) if (!cmdarray[i].cmdbuf) { lbs_deb_host("ALLOC_CMD_BUF: ptempvirtualaddr is NULL\n"); ret = -1; - goto done; + goto free_cmd_array; } } @@ -1140,8 +1140,17 @@ int lbs_allocate_cmd_buffer(struct lbs_private *priv) init_waitqueue_head(&cmdarray[i].cmdwait_q); lbs_cleanup_and_insert_cmd(priv, &cmdarray[i]); } - ret = 0; + return 0; +free_cmd_array: + for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) { + if (cmdarray[i].cmdbuf) { + kfree(cmdarray[i].cmdbuf); + cmdarray[i].cmdbuf = NULL; + } + } + kfree(priv->cmd_array); + priv->cmd_array = NULL; done: return ret; } diff --git a/drivers/net/wireless/marvell/libertas_tf/main.c b/drivers/net/wireless/marvell/libertas_tf/main.c index 199d33ed3bb9..9cca69fe04d7 100644 --- a/drivers/net/wireless/marvell/libertas_tf/main.c +++ b/drivers/net/wireless/marvell/libertas_tf/main.c @@ -473,6 +473,10 @@ static int lbtf_op_get_survey(struct ieee80211_hw *hw, int idx, } static const struct ieee80211_ops lbtf_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = lbtf_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = lbtf_op_start, diff --git a/drivers/net/wireless/marvell/mwifiex/11h.c b/drivers/net/wireless/marvell/mwifiex/11h.c index da211372a481..b90f922f1cdc 100644 --- a/drivers/net/wireless/marvell/mwifiex/11h.c +++ b/drivers/net/wireless/marvell/mwifiex/11h.c @@ -288,6 +288,6 @@ void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work) mwifiex_dbg(priv->adapter, MSG, "indicating channel switch completion to kernel\n"); wiphy_lock(priv->wdev.wiphy); - cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef, 0, 0); + cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef, 0); wiphy_unlock(priv->wdev.wiphy); } diff --git a/drivers/net/wireless/marvell/mwifiex/11n.c b/drivers/net/wireless/marvell/mwifiex/11n.c index 90e401100898..c0c635e74bc5 100644 --- a/drivers/net/wireless/marvell/mwifiex/11n.c +++ b/drivers/net/wireless/marvell/mwifiex/11n.c @@ -392,12 +392,10 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, chan_list = (struct mwifiex_ie_types_chan_list_param_set *) *buffer; - memset(chan_list, 0, - sizeof(struct mwifiex_ie_types_chan_list_param_set)); + memset(chan_list, 0, struct_size(chan_list, chan_scan_param, 1)); chan_list->header.type = cpu_to_le16(TLV_TYPE_CHANLIST); - chan_list->header.len = cpu_to_le16( - sizeof(struct mwifiex_ie_types_chan_list_param_set) - - sizeof(struct mwifiex_ie_types_header)); + chan_list->header.len = + cpu_to_le16(sizeof(struct mwifiex_chan_scan_param_set)); chan_list->chan_scan_param[0].chan_number = bss_desc->bcn_ht_oper->primary_chan; chan_list->chan_scan_param[0].radio_type = @@ -411,8 +409,8 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, (bss_desc->bcn_ht_oper->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET)); - *buffer += sizeof(struct mwifiex_ie_types_chan_list_param_set); - ret_len += sizeof(struct mwifiex_ie_types_chan_list_param_set); + *buffer += struct_size(chan_list, chan_scan_param, 1); + ret_len += struct_size(chan_list, chan_scan_param, 1); } if (bss_desc->bcn_bss_co_2040) { diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index 3604abcbcff9..b909a7665e9c 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -3359,7 +3359,7 @@ static int mwifiex_set_wowlan_mef_entry(struct mwifiex_private *priv, } if (!wowlan->patterns[i].pkt_offset) { - if (!(byte_seq[0] & 0x01) && + if (is_unicast_ether_addr(byte_seq) && (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) { mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST; continue; diff --git a/drivers/net/wireless/marvell/mwifiex/debugfs.c b/drivers/net/wireless/marvell/mwifiex/debugfs.c index f9c9fec7c792..9deaf59dcb62 100644 --- a/drivers/net/wireless/marvell/mwifiex/debugfs.c +++ b/drivers/net/wireless/marvell/mwifiex/debugfs.c @@ -566,14 +566,8 @@ mwifiex_verext_write(struct file *file, const char __user *ubuf, int ret; u32 versionstrsel; struct mwifiex_private *priv = (void *)file->private_data; - char buf[16]; - memset(buf, 0, sizeof(buf)); - - if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count))) - return -EFAULT; - - ret = kstrtou32(buf, 10, &versionstrsel); + ret = kstrtou32_from_user(ubuf, count, 10, &versionstrsel); if (ret) return ret; @@ -874,19 +868,14 @@ mwifiex_timeshare_coex_write(struct file *file, const char __user *ubuf, { bool timeshare_coex; struct mwifiex_private *priv = file->private_data; - char kbuf[16]; int ret; if (priv->adapter->fw_api_ver != MWIFIEX_FW_V15) return -EOPNOTSUPP; - memset(kbuf, 0, sizeof(kbuf)); - - if (copy_from_user(&kbuf, ubuf, min_t(size_t, sizeof(kbuf) - 1, count))) - return -EFAULT; - - if (kstrtobool(kbuf, ×hare_coex)) - return -EINVAL; + ret = kstrtobool_from_user(ubuf, count, ×hare_coex); + if (ret) + return ret; ret = mwifiex_send_cmd(priv, HostCmd_CMD_ROBUST_COEX, HostCmd_ACT_GEN_SET, 0, ×hare_coex, true); @@ -970,9 +959,6 @@ mwifiex_dev_debugfs_init(struct mwifiex_private *priv) priv->dfs_dev_dir = debugfs_create_dir(priv->netdev->name, mwifiex_dfs_dir); - if (!priv->dfs_dev_dir) - return; - MWIFIEX_DFS_ADD_FILE(info); MWIFIEX_DFS_ADD_FILE(debug); MWIFIEX_DFS_ADD_FILE(getlog); diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h index 62f3c9a52a1d..3adc447b715f 100644 --- a/drivers/net/wireless/marvell/mwifiex/fw.h +++ b/drivers/net/wireless/marvell/mwifiex/fw.h @@ -770,7 +770,7 @@ struct mwifiex_chan_scan_param_set { struct mwifiex_ie_types_chan_list_param_set { struct mwifiex_ie_types_header header; - struct mwifiex_chan_scan_param_set chan_scan_param[1]; + struct mwifiex_chan_scan_param_set chan_scan_param[]; } __packed; struct mwifiex_ie_types_rxba_sync { diff --git a/drivers/net/wireless/marvell/mwifiex/main.h b/drivers/net/wireless/marvell/mwifiex/main.h index 318b42b1896f..175882485a19 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.h +++ b/drivers/net/wireless/marvell/mwifiex/main.h @@ -28,11 +28,9 @@ #include <linux/inetdevice.h> #include <linux/devcoredump.h> #include <linux/err.h> -#include <linux/gpio.h> #include <linux/gfp.h> #include <linux/interrupt.h> #include <linux/io.h> -#include <linux/of_gpio.h> #include <linux/of_platform.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c index a2ddac363b10..0326b121747c 100644 --- a/drivers/net/wireless/marvell/mwifiex/scan.c +++ b/drivers/net/wireless/marvell/mwifiex/scan.c @@ -664,15 +664,14 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, /* Copy the current channel TLV to the command being prepared */ - memcpy(chan_tlv_out->chan_scan_param + tlv_idx, + memcpy(&chan_tlv_out->chan_scan_param[tlv_idx], tmp_chan_list, - sizeof(chan_tlv_out->chan_scan_param)); + sizeof(*chan_tlv_out->chan_scan_param)); /* Increment the TLV header length by the size appended */ le16_unaligned_add_cpu(&chan_tlv_out->header.len, - sizeof( - chan_tlv_out->chan_scan_param)); + sizeof(*chan_tlv_out->chan_scan_param)); /* * The tlv buffer length is set to the number of bytes @@ -2369,12 +2368,11 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, chan_idx < MWIFIEX_BG_SCAN_CHAN_MAX && bgscan_cfg_in->chan_list[chan_idx].chan_number; chan_idx++) { - temp_chan = chan_list_tlv->chan_scan_param + chan_idx; + temp_chan = &chan_list_tlv->chan_scan_param[chan_idx]; /* Increment the TLV header length by size appended */ le16_unaligned_add_cpu(&chan_list_tlv->header.len, - sizeof( - chan_list_tlv->chan_scan_param)); + sizeof(*chan_list_tlv->chan_scan_param)); temp_chan->chan_number = bgscan_cfg_in->chan_list[chan_idx].chan_number; @@ -2413,7 +2411,7 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, chan_scan_param); le16_unaligned_add_cpu(&chan_list_tlv->header.len, chan_num * - sizeof(chan_list_tlv->chan_scan_param[0])); + sizeof(*chan_list_tlv->chan_scan_param)); } tlv_pos += (sizeof(chan_list_tlv->header) diff --git a/drivers/net/wireless/marvell/mwifiex/wmm.c b/drivers/net/wireless/marvell/mwifiex/wmm.c index 00a5679b5c51..8558995e8fc7 100644 --- a/drivers/net/wireless/marvell/mwifiex/wmm.c +++ b/drivers/net/wireless/marvell/mwifiex/wmm.c @@ -871,7 +871,7 @@ mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv, } } else { memcpy(ra, skb->data, ETH_ALEN); - if (ra[0] & 0x01 || mwifiex_is_skb_mgmt_frame(skb)) + if (is_multicast_ether_addr(ra) || mwifiex_is_skb_mgmt_frame(skb)) eth_broadcast_addr(ra); ra_list = mwifiex_wmm_get_queue_raptr(priv, tid_down, ra); } diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c index 13bcb123d122..ce8fea76dbb2 100644 --- a/drivers/net/wireless/marvell/mwl8k.c +++ b/drivers/net/wireless/marvell/mwl8k.c @@ -5610,6 +5610,10 @@ static void mwl8k_sw_scan_complete(struct ieee80211_hw *hw, } static const struct ieee80211_ops mwl8k_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mwl8k_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = mwl8k_start, diff --git a/drivers/net/wireless/mediatek/mt76/Makefile b/drivers/net/wireless/mediatek/mt76/Makefile index d6575fe18c6b..f7f2d9a8ab0f 100644 --- a/drivers/net/wireless/mediatek/mt76/Makefile +++ b/drivers/net/wireless/mediatek/mt76/Makefile @@ -10,7 +10,7 @@ obj-$(CONFIG_MT792x_USB) += mt792x-usb.o mt76-y := \ mmio.o util.o trace.o dma.o mac80211.o debugfs.o eeprom.o \ - tx.o agg-rx.o mcu.o + tx.o agg-rx.o mcu.o wed.o mt76-$(CONFIG_PCI) += pci.o mt76-$(CONFIG_NL80211_TESTMODE) += testmode.o diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c index 10cbd9e560e7..07c386c7b4d0 100644 --- a/drivers/net/wireless/mediatek/mt76/agg-rx.c +++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c @@ -122,7 +122,7 @@ mt76_rx_aggr_check_ctl(struct sk_buff *skb, struct sk_buff_head *frames) struct ieee80211_bar *bar = mt76_skb_get_hdr(skb); struct mt76_wcid *wcid = status->wcid; struct mt76_rx_tid *tid; - u8 tidno = status->qos_ctl & IEEE80211_QOS_CTL_TID_MASK; + u8 tidno; u16 seqno; if (!ieee80211_is_ctl(bar->frame_control)) diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 00230f106294..72a7bd5a8576 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -197,9 +197,8 @@ mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q) q->tail = q->head; } -static void -__mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q, - bool reset_idx) +void __mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q, + bool reset_idx) { if (!q || !q->ndesc) return; @@ -219,8 +218,7 @@ __mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q, mt76_dma_sync_idx(dev, q); } -static void -mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q) +void mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q) { __mt76_dma_queue_reset(dev, q, true); } @@ -632,9 +630,8 @@ free_skb: return ret; } -static int -mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q, - bool allow_direct) +int mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q, + bool allow_direct) { int len = SKB_WITH_OVERHEAD(q->buf_size); int frames = 0; @@ -681,81 +678,6 @@ done: return frames; } -int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset) -{ -#ifdef CONFIG_NET_MEDIATEK_SOC_WED - int ret = 0, type, ring; - u16 flags; - - if (!q || !q->ndesc) - return -EINVAL; - - flags = q->flags; - if (!q->wed || !mtk_wed_device_active(q->wed)) - q->flags &= ~MT_QFLAG_WED; - - if (!(q->flags & MT_QFLAG_WED)) - return 0; - - type = FIELD_GET(MT_QFLAG_WED_TYPE, q->flags); - ring = FIELD_GET(MT_QFLAG_WED_RING, q->flags); - - switch (type) { - case MT76_WED_Q_TX: - ret = mtk_wed_device_tx_ring_setup(q->wed, ring, q->regs, - reset); - if (!ret) - q->wed_regs = q->wed->tx_ring[ring].reg_base; - break; - case MT76_WED_Q_TXFREE: - /* WED txfree queue needs ring to be initialized before setup */ - q->flags = 0; - mt76_dma_queue_reset(dev, q); - mt76_dma_rx_fill(dev, q, false); - - ret = mtk_wed_device_txfree_ring_setup(q->wed, q->regs); - if (!ret) - q->wed_regs = q->wed->txfree_ring.reg_base; - break; - case MT76_WED_Q_RX: - ret = mtk_wed_device_rx_ring_setup(q->wed, ring, q->regs, - reset); - if (!ret) - q->wed_regs = q->wed->rx_ring[ring].reg_base; - break; - case MT76_WED_RRO_Q_DATA: - q->flags &= ~MT_QFLAG_WED; - __mt76_dma_queue_reset(dev, q, false); - mtk_wed_device_rro_rx_ring_setup(q->wed, ring, q->regs); - q->head = q->ndesc - 1; - q->queued = q->head; - break; - case MT76_WED_RRO_Q_MSDU_PG: - q->flags &= ~MT_QFLAG_WED; - __mt76_dma_queue_reset(dev, q, false); - mtk_wed_device_msdu_pg_rx_ring_setup(q->wed, ring, q->regs); - q->head = q->ndesc - 1; - q->queued = q->head; - break; - case MT76_WED_RRO_Q_IND: - q->flags &= ~MT_QFLAG_WED; - mt76_dma_queue_reset(dev, q); - mt76_dma_rx_fill(dev, q, false); - mtk_wed_device_ind_rx_ring_setup(q->wed, q->regs); - break; - default: - ret = -EINVAL; - break; - } - q->flags = flags; - - return ret; -#else - return 0; -#endif -} -EXPORT_SYMBOL_GPL(mt76_dma_wed_setup); - static int mt76_dma_alloc_queue(struct mt76_dev *dev, struct mt76_queue *q, int idx, int n_desc, int bufsize, @@ -800,7 +722,7 @@ mt76_dma_alloc_queue(struct mt76_dev *dev, struct mt76_queue *q, if (ret) return ret; - ret = mt76_dma_wed_setup(dev, q, false); + ret = mt76_wed_dma_setup(dev, q, false); if (ret) return ret; @@ -863,7 +785,7 @@ mt76_dma_rx_reset(struct mt76_dev *dev, enum mt76_rxq_id qid) mt76_dma_rx_cleanup(dev, q); /* reset WED rx queues */ - mt76_dma_wed_setup(dev, q, true); + mt76_wed_dma_setup(dev, q, true); if (mt76_queue_is_wed_tx_free(q)) return; @@ -1054,20 +976,6 @@ void mt76_dma_attach(struct mt76_dev *dev) } EXPORT_SYMBOL_GPL(mt76_dma_attach); -void mt76_dma_wed_reset(struct mt76_dev *dev) -{ - struct mt76_mmio *mmio = &dev->mmio; - - if (!test_bit(MT76_STATE_WED_RESET, &dev->phy.state)) - return; - - complete(&mmio->wed_reset); - - if (!wait_for_completion_timeout(&mmio->wed_reset_complete, 3 * HZ)) - dev_err(dev->dev, "wed reset complete timeout\n"); -} -EXPORT_SYMBOL_GPL(mt76_dma_wed_reset); - void mt76_dma_cleanup(struct mt76_dev *dev) { int i; diff --git a/drivers/net/wireless/mediatek/mt76/dma.h b/drivers/net/wireless/mediatek/mt76/dma.h index c479cc6388ef..1de5a2b20f74 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.h +++ b/drivers/net/wireless/mediatek/mt76/dma.h @@ -79,15 +79,18 @@ enum mt76_dma_wed_ind_reason { int mt76_dma_rx_poll(struct napi_struct *napi, int budget); void mt76_dma_attach(struct mt76_dev *dev); void mt76_dma_cleanup(struct mt76_dev *dev); -int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset); -void mt76_dma_wed_reset(struct mt76_dev *dev); +int mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q, + bool allow_direct); +void __mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q, + bool reset_idx); +void mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q); static inline void mt76_dma_reset_tx_queue(struct mt76_dev *dev, struct mt76_queue *q) { dev->queue_ops->reset_q(dev, q); if (mtk_wed_device_active(&dev->mmio.wed)) - mt76_dma_wed_setup(dev, q, true); + mt76_wed_dma_setup(dev, q, true); } static inline void diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 8a3a90d1bfac..068206e48aec 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -579,13 +579,18 @@ EXPORT_SYMBOL_GPL(mt76_unregister_phy); int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q) { + bool is_qrx = mt76_queue_is_rx(dev, q); struct page_pool_params pp_params = { .order = 0, .flags = 0, .nid = NUMA_NO_NODE, .dev = dev->dma_dev, }; - int idx = q - dev->q_rx; + int idx = is_qrx ? q - dev->q_rx : -1; + + /* Allocate page_pools just for rx/wed_tx_free queues */ + if (!is_qrx && !mt76_queue_is_wed_tx_free(q)) + return 0; switch (idx) { case MT_RXQ_MAIN: @@ -604,6 +609,9 @@ int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q) pp_params.dma_dir = DMA_FROM_DEVICE; pp_params.max_len = PAGE_SIZE; pp_params.offset = 0; + /* NAPI is available just for rx queues */ + if (idx >= 0 && idx < ARRAY_SIZE(dev->napi)) + pp_params.napi = &dev->napi[idx]; } q->page_pool = page_pool_create(&pp_params); @@ -1613,8 +1621,8 @@ EXPORT_SYMBOL_GPL(mt76_get_sar_power); static void __mt76_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { - if (vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) - ieee80211_csa_finish(vif); + if (vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(vif, 0)) + ieee80211_csa_finish(vif, 0); } void mt76_csa_finish(struct mt76_dev *dev) @@ -1638,7 +1646,7 @@ __mt76_csa_check(void *priv, u8 *mac, struct ieee80211_vif *vif) if (!vif->bss_conf.csa_active) return; - dev->csa_complete |= ieee80211_beacon_cntdwn_is_complete(vif); + dev->csa_complete |= ieee80211_beacon_cntdwn_is_complete(vif, 0); } void mt76_csa_check(struct mt76_dev *dev) @@ -1854,19 +1862,3 @@ enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy) return MT_DFS_STATE_ACTIVE; } EXPORT_SYMBOL_GPL(mt76_phy_dfs_state); - -#ifdef CONFIG_NET_MEDIATEK_SOC_WED -int mt76_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct net_device *netdev, enum tc_setup_type type, - void *type_data) -{ - struct mt76_phy *phy = hw->priv; - struct mtk_wed_device *wed = &phy->dev->mmio.wed; - - if (!mtk_wed_device_active(wed)) - return -EOPNOTSUPP; - - return mtk_wed_device_setup_tc(wed, netdev, type, type_data); -} -EXPORT_SYMBOL_GPL(mt76_net_setup_tc); -#endif /* CONFIG_NET_MEDIATEK_SOC_WED */ diff --git a/drivers/net/wireless/mediatek/mt76/mmio.c b/drivers/net/wireless/mediatek/mt76/mmio.c index c3e0e23e0161..cd2e9737c3bf 100644 --- a/drivers/net/wireless/mediatek/mt76/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mmio.c @@ -85,113 +85,6 @@ void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, } EXPORT_SYMBOL_GPL(mt76_set_irq_mask); -#ifdef CONFIG_NET_MEDIATEK_SOC_WED -void mt76_mmio_wed_release_rx_buf(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - int i; - - for (i = 0; i < dev->rx_token_size; i++) { - struct mt76_txwi_cache *t; - - t = mt76_rx_token_release(dev, i); - if (!t || !t->ptr) - continue; - - mt76_put_page_pool_buf(t->ptr, false); - t->ptr = NULL; - - mt76_put_rxwi(dev, t); - } - - mt76_free_pending_rxwi(dev); -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_release_rx_buf); - -u32 mt76_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - struct mtk_wed_bm_desc *desc = wed->rx_buf_ring.desc; - struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN]; - int i, len = SKB_WITH_OVERHEAD(q->buf_size); - struct mt76_txwi_cache *t = NULL; - - for (i = 0; i < size; i++) { - enum dma_data_direction dir; - dma_addr_t addr; - u32 offset; - int token; - void *buf; - - t = mt76_get_rxwi(dev); - if (!t) - goto unmap; - - buf = mt76_get_page_pool_buf(q, &offset, q->buf_size); - if (!buf) - goto unmap; - - addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset; - dir = page_pool_get_dma_dir(q->page_pool); - dma_sync_single_for_device(dev->dma_dev, addr, len, dir); - - desc->buf0 = cpu_to_le32(addr); - token = mt76_rx_token_consume(dev, buf, t, addr); - if (token < 0) { - mt76_put_page_pool_buf(buf, false); - goto unmap; - } - - token = FIELD_PREP(MT_DMA_CTL_TOKEN, token); -#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT - token |= FIELD_PREP(MT_DMA_CTL_SDP0_H, addr >> 32); -#endif - desc->token |= cpu_to_le32(token); - desc++; - } - - return 0; - -unmap: - if (t) - mt76_put_rxwi(dev, t); - mt76_mmio_wed_release_rx_buf(wed); - - return -ENOMEM; -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_init_rx_buf); - -int mt76_mmio_wed_offload_enable(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - - spin_lock_bh(&dev->token_lock); - dev->token_size = wed->wlan.token_start; - spin_unlock_bh(&dev->token_lock); - - return !wait_event_timeout(dev->tx_wait, !dev->wed_token_count, HZ); -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_offload_enable); - -void mt76_mmio_wed_offload_disable(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - - spin_lock_bh(&dev->token_lock); - dev->token_size = dev->drv->token_size; - spin_unlock_bh(&dev->token_lock); -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_offload_disable); - -void mt76_mmio_wed_reset_complete(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - - complete(&dev->mmio.wed_reset_complete); -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_reset_complete); -#endif /*CONFIG_NET_MEDIATEK_SOC_WED */ - void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs) { static const struct mt76_bus_ops mt76_mmio_ops = { diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index b20c34d5a0f7..a91f6ddacbd9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -210,6 +210,8 @@ struct mt76_queue { u16 first; u16 head; u16 tail; + u8 hw_idx; + u8 ep; int ndesc; int queued; int buf_size; @@ -217,7 +219,6 @@ struct mt76_queue { bool blocked; u8 buf_offset; - u8 hw_idx; u16 flags; struct mtk_wed_device *wed; @@ -1081,12 +1082,6 @@ bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs); void mt76_pci_disable_aspm(struct pci_dev *pdev); -#ifdef CONFIG_NET_MEDIATEK_SOC_WED -int mt76_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct net_device *netdev, enum tc_setup_type type, - void *type_data); -#endif /*CONFIG_NET_MEDIATEK_SOC_WED */ - static inline u16 mt76_chip(struct mt76_dev *dev) { return dev->rev >> 16; @@ -1097,13 +1092,34 @@ static inline u16 mt76_rev(struct mt76_dev *dev) return dev->rev & 0xffff; } +void mt76_wed_release_rx_buf(struct mtk_wed_device *wed); +void mt76_wed_offload_disable(struct mtk_wed_device *wed); +void mt76_wed_reset_complete(struct mtk_wed_device *wed); +void mt76_wed_dma_reset(struct mt76_dev *dev); +int mt76_wed_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct net_device *netdev, enum tc_setup_type type, + void *type_data); #ifdef CONFIG_NET_MEDIATEK_SOC_WED -u32 mt76_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size); -void mt76_mmio_wed_release_rx_buf(struct mtk_wed_device *wed); -int mt76_mmio_wed_offload_enable(struct mtk_wed_device *wed); -void mt76_mmio_wed_offload_disable(struct mtk_wed_device *wed); -void mt76_mmio_wed_reset_complete(struct mtk_wed_device *wed); -#endif /*CONFIG_NET_MEDIATEK_SOC_WED */ +u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size); +int mt76_wed_offload_enable(struct mtk_wed_device *wed); +int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset); +#else +static inline u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size) +{ + return 0; +} + +static inline int mt76_wed_offload_enable(struct mtk_wed_device *wed) +{ + return 0; +} + +static inline int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, + bool reset) +{ + return 0; +} +#endif /* CONFIG_NET_MEDIATEK_SOC_WED */ #define mt76xx_chip(dev) mt76_chip(&((dev)->mt76)) #define mt76xx_rev(dev) mt76_rev(&((dev)->mt76)) @@ -1470,13 +1486,6 @@ static inline bool mt76u_urb_error(struct urb *urb) urb->status != -ENOENT; } -/* Map hardware queues to usb endpoints */ -static inline u8 q2ep(u8 qid) -{ - /* TODO: take management packets to queue 5 */ - return qid + 1; -} - static inline int mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, int timeout, int ep) @@ -1598,6 +1607,18 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy, struct mt76_power_limits *dest, s8 target_power); +static inline bool mt76_queue_is_rx(struct mt76_dev *dev, struct mt76_queue *q) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(dev->q_rx); i++) { + if (q == &dev->q_rx[i]) + return true; + } + + return false; +} + static inline bool mt76_queue_is_wed_tx_free(struct mt76_queue *q) { return (q->flags & MT_QFLAG_WED) && diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c index 89d738deea62..9b49267b1eab 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -701,6 +701,10 @@ static void mt7603_tx(struct ieee80211_hw *hw, } const struct ieee80211_ops mt7603_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt7603_tx, .start = mt7603_start, .stop = mt7603_stop, @@ -728,6 +732,7 @@ const struct ieee80211_ops mt7603_ops = { .set_sar_specs = mt7603_set_sar_specs, }; +MODULE_DESCRIPTION("MediaTek MT7603E and MT76x8 wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); static int __init mt7603_init(void) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index dab16b5fc386..0971c164b57e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -1375,4 +1375,5 @@ const struct ieee80211_ops mt7615_ops = { }; EXPORT_SYMBOL_GPL(mt7615_ops); +MODULE_DESCRIPTION("MediaTek MT7615E and MT7663E wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index ae34d019e588..c807bd8d928d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -353,7 +353,7 @@ static void mt7615_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { if (vif->bss_conf.csa_active) - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); } static void diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c index ac036a072439..87a956ea3ad7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c @@ -270,4 +270,5 @@ static void __exit mt7615_exit(void) module_init(mt7615_init); module_exit(mt7615_exit); +MODULE_DESCRIPTION("MediaTek MT7615E MMIO helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c b/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c index 67cedd2555f9..9692890ba51b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c @@ -253,4 +253,5 @@ module_sdio_driver(mt7663s_driver); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT7663S (SDIO) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/usb.c b/drivers/net/wireless/mediatek/mt76/mt7615/usb.c index 04963b9f7498..df737e1ff27b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/usb.c @@ -281,4 +281,5 @@ module_usb_driver(mt7663u_driver); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT7663U (USB) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c b/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c index 0052d103e276..820b39590027 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c @@ -349,4 +349,5 @@ EXPORT_SYMBOL_GPL(mt7663_usb_sdio_register_device); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); +MODULE_DESCRIPTION("MediaTek MT7663 SDIO/USB helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac.h index fdde3d70b300..98d64d3d2993 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac.h @@ -227,6 +227,11 @@ static inline bool is_mt7992(struct mt76_dev *dev) return mt76_chip(dev) == 0x7992; } +static inline bool is_mt799x(struct mt76_dev *dev) +{ + return is_mt7996(dev) || is_mt7992(dev); +} + static inline bool is_mt7622(struct mt76_dev *dev) { if (!IS_ENABLED(CONFIG_MT7622_WMAC)) diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h index bd2a92467a97..5f132115ebfc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h @@ -32,6 +32,11 @@ enum { MT_LMAC_PSMP0, }; +enum { + MT_TXS_MPDU_FMT = 0, + MT_TXS_PPDU_FMT = 2, +}; + #define MT_TX_FREE_MSDU_CNT GENMASK(9, 0) #define MT_TX_FREE_WLAN_ID GENMASK(23, 14) #define MT_TX_FREE_COUNT GENMASK(12, 0) diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c index c7914643e9c0..b841bf628d02 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c @@ -544,7 +544,7 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi, val = FIELD_PREP(MT_TXD5_PID, pid); if (pid >= MT_PACKET_ID_FIRST) { val |= MT_TXD5_TX_STATUS_HOST; - amsdu_en = amsdu_en && !is_mt7921(dev); + amsdu_en = 0; } txwi[5] = cpu_to_le32(val); @@ -579,6 +579,8 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi, spe_idx = 24 + phy_idx; txwi[7] |= cpu_to_le32(FIELD_PREP(MT_TXD7_SPE_IDX, spe_idx)); } + + txwi[7] &= ~cpu_to_le32(MT_TXD7_HW_AMSDU); } } EXPORT_SYMBOL_GPL(mt76_connac2_mac_write_txwi); @@ -714,6 +716,9 @@ bool mt76_connac2_mac_add_txs_skb(struct mt76_dev *dev, struct mt76_wcid *wcid, struct sk_buff_head list; struct sk_buff *skb; + if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) == MT_TXS_PPDU_FMT) + return false; + mt76_tx_status_lock(dev, &list); skb = mt76_tx_status_skb_get(dev, wcid, pid, &list); if (skb) { diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c index 96494ba2fdf7..af0c2b2aacb0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -66,7 +66,7 @@ int mt76_connac_mcu_init_download(struct mt76_dev *dev, u32 addr, u32 len, if ((!is_connac_v1(dev) && addr == MCU_PATCH_ADDRESS) || (is_mt7921(dev) && addr == 0x900000) || - (is_mt7925(dev) && addr == 0x900000) || + (is_mt7925(dev) && (addr == 0x900000 || addr == 0xe0002800)) || (is_mt7996(dev) && addr == 0x900000) || (is_mt7992(dev) && addr == 0x900000)) cmd = MCU_CMD(PATCH_START_REQ); @@ -283,6 +283,9 @@ __mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif *mvif, }; struct sk_buff *skb; + if (is_mt799x(dev) && !wcid->sta) + hdr.muar_idx = 0xe; + mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, &hdr.wlan_idx_hi); skb = mt76_mcu_msg_alloc(dev, NULL, len); @@ -2101,7 +2104,7 @@ mt76_connac_mcu_rate_txpower_band(struct mt76_phy *phy, int j, msg_len, num_ch; struct sk_buff *skb; - num_ch = i == batch_size - 1 ? n_chan % batch_len : batch_len; + num_ch = i == batch_size - 1 ? n_chan - i * batch_len : batch_len; msg_len = sizeof(tx_power_tlv) + num_ch * sizeof(sku_tlbv); skb = mt76_mcu_msg_alloc(dev, NULL, msg_len); if (!skb) { @@ -3160,4 +3163,5 @@ exit: EXPORT_SYMBOL_GPL(mt76_connac2_mcu_fill_message); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT76x connac layer helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h index ae6d0179727d..657a4d1f856b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h @@ -808,6 +808,7 @@ enum { STA_REC_MLD = 0x20, STA_REC_EHT = 0x22, STA_REC_PN_INFO = 0x26, + STA_REC_KEY_V3 = 0x27, STA_REC_HDRT = 0x28, STA_REC_HDR_TRANS = 0x2B, STA_REC_MAX_NUM @@ -935,6 +936,9 @@ enum { PHY_TYPE_INDEX_NUM }; +#define HR_DSSS_ERP_BASIC_RATE GENMASK(3, 0) +#define OFDM_BASIC_RATE (BIT(6) | BIT(8) | BIT(10)) + #define PHY_TYPE_BIT_HR_DSSS BIT(PHY_TYPE_HR_DSSS_INDEX) #define PHY_TYPE_BIT_ERP BIT(PHY_TYPE_ERP_INDEX) #define PHY_TYPE_BIT_OFDM BIT(PHY_TYPE_OFDM_INDEX) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c index c3a392a1a659..bcd24c9072ec 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c @@ -342,4 +342,5 @@ int mt76x0_eeprom_init(struct mt76x02_dev *dev) return 0; } +MODULE_DESCRIPTION("MediaTek MT76x EEPROM helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c index 9277ff38b7a2..79b7996ad1a8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c @@ -59,6 +59,10 @@ mt76x0e_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } static const struct ieee80211_ops mt76x0e_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt76x02_tx, .start = mt76x0e_start, .stop = mt76x0e_stop, @@ -302,6 +306,7 @@ static const struct pci_device_id mt76x0e_device_table[] = { MODULE_DEVICE_TABLE(pci, mt76x0e_device_table); MODULE_FIRMWARE(MT7610E_FIRMWARE); MODULE_FIRMWARE(MT7650E_FIRMWARE); +MODULE_DESCRIPTION("MediaTek MT76x0E (PCIe) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); static struct pci_driver mt76x0e_driver = { diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 0422c332354a..bba44f289b4e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -118,6 +118,10 @@ static int mt76x0u_start(struct ieee80211_hw *hw) } static const struct ieee80211_ops mt76x0u_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt76x02_tx, .start = mt76x0u_start, .stop = mt76x0u_stop, @@ -336,6 +340,7 @@ err: MODULE_DEVICE_TABLE(usb, mt76x0_device_table); MODULE_FIRMWARE(MT7610E_FIRMWARE); MODULE_FIRMWARE(MT7610U_FIRMWARE); +MODULE_DESCRIPTION("MediaTek MT76x0U (USB) wireless driver"); MODULE_LICENSE("GPL"); static struct usb_driver mt76x0_driver = { diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c index 85a78dea4085..29b9a15f8dbe 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c @@ -67,7 +67,7 @@ int mt76x02u_tx_prepare_skb(struct mt76_dev *mdev, void *data, struct mt76_tx_info *tx_info) { struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76); - int pid, len = tx_info->skb->len, ep = q2ep(dev->mphy.q_tx[qid]->hw_idx); + int pid, len = tx_info->skb->len, ep = dev->mphy.q_tx[qid]->ep; struct mt76x02_txwi *txwi; bool ampdu = IEEE80211_SKB_CB(tx_info->skb)->flags & IEEE80211_TX_CTL_AMPDU; enum mt76_qsel qsel; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c index 02da543dfc5c..b2cc44914294 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c @@ -293,4 +293,5 @@ void mt76x02u_init_mcu(struct mt76_dev *dev) EXPORT_SYMBOL_GPL(mt76x02u_init_mcu); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); +MODULE_DESCRIPTION("MediaTek MT76x02 MCU helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index 8a0e8124b894..8020446be37b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -696,4 +696,5 @@ void mt76x02_config_mac_addr_list(struct mt76x02_dev *dev) } EXPORT_SYMBOL_GPL(mt76x02_config_mac_addr_list); +MODULE_DESCRIPTION("MediaTek MT76x02 helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c index 8c01855885ce..1fe5f5a02f93 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c @@ -506,4 +506,5 @@ int mt76x2_eeprom_init(struct mt76x02_dev *dev) } EXPORT_SYMBOL_GPL(mt76x2_eeprom_init); +MODULE_DESCRIPTION("MediaTek MT76x2 EEPROM helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c index df85ebc6e1df..30959746e924 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c @@ -165,6 +165,7 @@ mt76x2e_resume(struct pci_dev *pdev) MODULE_DEVICE_TABLE(pci, mt76x2e_device_table); MODULE_FIRMWARE(MT7662_FIRMWARE); MODULE_FIRMWARE(MT7662_ROM_PATCH); +MODULE_DESCRIPTION("MediaTek MT76x2E (PCIe) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); static struct pci_driver mt76pci_driver = { diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_main.c index b38bb7a2362b..bfc8c69f43fa 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_main.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_main.c @@ -132,6 +132,10 @@ static int mt76x2_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, } const struct ieee80211_ops mt76x2_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt76x02_tx, .start = mt76x2_start, .stop = mt76x2_stop, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c index 55068f3252ef..e92bb871f231 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c @@ -18,6 +18,7 @@ static const struct usb_device_id mt76x2u_device_table[] = { { USB_DEVICE(0x7392, 0xb711) }, /* Edimax EW 7722 UAC */ { USB_DEVICE(0x0e8d, 0x7632) }, /* HC-M7662BU1 */ { USB_DEVICE(0x2c4e, 0x0103) }, /* Mercury UD13 */ + { USB_DEVICE(0x0846, 0x9014) }, /* Netgear WNDA3100v3 */ { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */ { USB_DEVICE(0x045e, 0x02fe) }, /* XBox One Wireless Adapter */ @@ -147,4 +148,5 @@ static struct usb_driver mt76x2u_driver = { module_usb_driver(mt76x2u_driver); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); +MODULE_DESCRIPTION("MediaTek MT76x2U (USB) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c index ac07ed1f63a3..9fe390fdd730 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c @@ -103,6 +103,10 @@ mt76x2u_config(struct ieee80211_hw *hw, u32 changed) } const struct ieee80211_ops mt76x2u_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt76x02_tx, .start = mt76x2u_start, .stop = mt76x2u_stop, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c index c91a1c54027f..0baa82c8df5a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c @@ -614,7 +614,7 @@ int mt7915_dma_reset(struct mt7915_dev *dev, bool force) mtk_wed_device_dma_reset(wed); mt7915_dma_disable(dev, force); - mt76_dma_wed_reset(&dev->mt76); + mt76_wed_dma_reset(&dev->mt76); /* reset hw queues */ for (i = 0; i < __MT_TXQ_MAX; i++) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index b01edbed969c..e45361111f9b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -1520,12 +1520,6 @@ void mt7915_mac_reset_work(struct work_struct *work) if (!(READ_ONCE(dev->recovery.state) & MT_MCU_CMD_STOP_DMA)) return; - if (mtk_wed_device_active(&dev->mt76.mmio.wed)) { - mtk_wed_device_stop(&dev->mt76.mmio.wed); - if (!is_mt798x(&dev->mt76)) - mt76_wr(dev, MT_INT_WED_MASK_CSR, 0); - } - ieee80211_stop_queues(mt76_hw(dev)); if (ext_phy) ieee80211_stop_queues(ext_phy->hw); @@ -1545,6 +1539,9 @@ void mt7915_mac_reset_work(struct work_struct *work) mutex_lock(&dev->mt76.mutex); + if (mtk_wed_device_active(&dev->mt76.mmio.wed)) + mtk_wed_device_stop(&dev->mt76.mmio.wed); + mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_DMA_STOPPED); if (mt7915_wait_reset_state(dev, MT_MCU_CMD_RESET_DONE)) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index df2d4279790d..3709d18da0e6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -1708,6 +1708,6 @@ const struct ieee80211_ops mt7915_ops = { .set_radar_background = mt7915_set_radar_background, #ifdef CONFIG_NET_MEDIATEK_SOC_WED .net_fill_forward_path = mt7915_net_fill_forward_path, - .net_setup_tc = mt76_net_setup_tc, + .net_setup_tc = mt76_wed_net_setup_tc, #endif }; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index c67c4f6ca2aa..d90f98c50039 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -228,7 +228,7 @@ mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) return; - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); } static void @@ -463,10 +463,10 @@ static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, .tolerated = true, }; - if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) + if (!(vif->bss_conf.chanreq.oper.chan->flags & IEEE80211_CHAN_RADAR)) return false; - cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, + cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chanreq.oper, mt7915_check_he_obss_narrow_bw_ru_iter, &iter_data); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c index aff4f21e843d..d6ecd698cdcd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c @@ -490,6 +490,11 @@ static u32 __mt7915_reg_addr(struct mt7915_dev *dev, u32 addr) return dev->reg.map[i].maps + ofs; } + return 0; +} + +static u32 __mt7915_reg_remap_addr(struct mt7915_dev *dev, u32 addr) +{ if ((addr >= MT_INFRA_BASE && addr < MT_WFSYS0_PHY_START) || (addr >= MT_WFSYS0_PHY_START && addr < MT_WFSYS1_PHY_START) || (addr >= MT_WFSYS1_PHY_START && addr <= MT_WFSYS1_PHY_END)) @@ -514,15 +519,30 @@ void mt7915_memcpy_fromio(struct mt7915_dev *dev, void *buf, u32 offset, { u32 addr = __mt7915_reg_addr(dev, offset); - memcpy_fromio(buf, dev->mt76.mmio.regs + addr, len); + if (addr) { + memcpy_fromio(buf, dev->mt76.mmio.regs + addr, len); + return; + } + + spin_lock_bh(&dev->reg_lock); + memcpy_fromio(buf, dev->mt76.mmio.regs + + __mt7915_reg_remap_addr(dev, offset), len); + spin_unlock_bh(&dev->reg_lock); } static u32 mt7915_rr(struct mt76_dev *mdev, u32 offset) { struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); - u32 addr = __mt7915_reg_addr(dev, offset); + u32 addr = __mt7915_reg_addr(dev, offset), val; - return dev->bus_ops->rr(mdev, addr); + if (addr) + return dev->bus_ops->rr(mdev, addr); + + spin_lock_bh(&dev->reg_lock); + val = dev->bus_ops->rr(mdev, __mt7915_reg_remap_addr(dev, offset)); + spin_unlock_bh(&dev->reg_lock); + + return val; } static void mt7915_wr(struct mt76_dev *mdev, u32 offset, u32 val) @@ -530,7 +550,14 @@ static void mt7915_wr(struct mt76_dev *mdev, u32 offset, u32 val) struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); u32 addr = __mt7915_reg_addr(dev, offset); - dev->bus_ops->wr(mdev, addr, val); + if (addr) { + dev->bus_ops->wr(mdev, addr, val); + return; + } + + spin_lock_bh(&dev->reg_lock); + dev->bus_ops->wr(mdev, __mt7915_reg_remap_addr(dev, offset), val); + spin_unlock_bh(&dev->reg_lock); } static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) @@ -538,7 +565,14 @@ static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); u32 addr = __mt7915_reg_addr(dev, offset); - return dev->bus_ops->rmw(mdev, addr, mask, val); + if (addr) + return dev->bus_ops->rmw(mdev, addr, mask, val); + + spin_lock_bh(&dev->reg_lock); + val = dev->bus_ops->rmw(mdev, __mt7915_reg_remap_addr(dev, offset), mask, val); + spin_unlock_bh(&dev->reg_lock); + + return val; } #ifdef CONFIG_NET_MEDIATEK_SOC_WED @@ -672,13 +706,13 @@ int mt7915_mmio_wed_init(struct mt7915_dev *dev, void *pdev_ptr, } wed->wlan.init_buf = mt7915_wed_init_buf; - wed->wlan.offload_enable = mt76_mmio_wed_offload_enable; - wed->wlan.offload_disable = mt76_mmio_wed_offload_disable; - wed->wlan.init_rx_buf = mt76_mmio_wed_init_rx_buf; - wed->wlan.release_rx_buf = mt76_mmio_wed_release_rx_buf; + wed->wlan.offload_enable = mt76_wed_offload_enable; + wed->wlan.offload_disable = mt76_wed_offload_disable; + wed->wlan.init_rx_buf = mt76_wed_init_rx_buf; + wed->wlan.release_rx_buf = mt76_wed_release_rx_buf; wed->wlan.update_wo_rx_stats = mt7915_mmio_wed_update_rx_stats; wed->wlan.reset = mt7915_mmio_wed_reset; - wed->wlan.reset_complete = mt76_mmio_wed_reset_complete; + wed->wlan.reset_complete = mt76_wed_reset_complete; dev->mt76.rx_token_size = wed->wlan.rx_npkt; @@ -707,6 +741,7 @@ static int mt7915_mmio_init(struct mt76_dev *mdev, dev = container_of(mdev, struct mt7915_dev, mt76); mt76_mmio_init(&dev->mt76, mem_base); + spin_lock_init(&dev->reg_lock); switch (device_id) { case 0x7915: @@ -958,4 +993,5 @@ static void __exit mt7915_exit(void) module_init(mt7915_init); module_exit(mt7915_exit); +MODULE_DESCRIPTION("MediaTek MT7915E MMIO helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index 4727d9c7b11d..6e79bc65f5a5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -287,6 +287,7 @@ struct mt7915_dev { struct list_head sta_rc_list; struct list_head twt_list; + spinlock_t reg_lock; u32 hw_pattern; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c index 8b4809703efc..f5b99917c08e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c @@ -516,7 +516,8 @@ static int mt798x_wmac_adie_patch_7976(struct mt7915_dev *dev, u8 adie) if (ret) return ret; - if (version == 0x8a00 || version == 0x8a10 || version == 0x8b00) { + if (version == 0x8a00 || version == 0x8a10 || + version == 0x8b00 || version == 0x8c10) { rg_xo_01 = 0x1d59080f; rg_xo_03 = 0x34c00fe0; } else { diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c index 48433c6d5e7d..ef0c721d26e3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c @@ -138,9 +138,14 @@ mt7921_regd_notifier(struct wiphy *wiphy, if (pm->suspended) return; + dev->regd_in_progress = true; + mt792x_mutex_acquire(dev); mt7921_regd_update(dev); mt792x_mutex_release(dev); + + dev->regd_in_progress = false; + wake_up(&dev->wait); } int mt7921_mac_init(struct mt792x_dev *dev) @@ -261,6 +266,7 @@ int mt7921_register_device(struct mt792x_dev *dev) spin_lock_init(&dev->pm.wake.lock); mutex_init(&dev->pm.mutex); init_waitqueue_head(&dev->pm.wait); + init_waitqueue_head(&dev->wait); if (mt76_is_sdio(&dev->mt76)) init_waitqueue_head(&dev->mt76.sdio.wait); spin_lock_init(&dev->pm.txq_lock); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 0645417e0582..ca36de34171b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -325,6 +325,19 @@ static void mt7921_roc_iter(void *priv, u8 *mac, mt7921_mcu_abort_roc(phy, mvif, phy->roc_token_id); } +void mt7921_roc_abort_sync(struct mt792x_dev *dev) +{ + struct mt792x_phy *phy = &dev->phy; + + del_timer_sync(&phy->roc_timer); + cancel_work_sync(&phy->roc_work); + if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + ieee80211_iterate_active_interfaces(mt76_hw(dev), + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_roc_iter, (void *)phy); +} +EXPORT_SYMBOL_GPL(mt7921_roc_abort_sync); + void mt7921_roc_work(struct work_struct *work) { struct mt792x_phy *phy; @@ -1418,5 +1431,6 @@ const struct ieee80211_ops mt7921_ops = { }; EXPORT_SYMBOL_GPL(mt7921_ops); +MODULE_DESCRIPTION("MediaTek MT7921 core driver"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c index f5582477c7e4..8b4ce32a2cd1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c @@ -1272,7 +1272,7 @@ int __mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, .mtcl_conf = mt792x_acpi_get_mtcl_conf(&dev->phy, alpha2), }; int ret, valid_cnt = 0; - u16 buf_len = 0; + u32 buf_len = 0; u8 *pos; if (!clc) @@ -1283,7 +1283,7 @@ int __mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, if (mt76_find_power_limits_node(&dev->mt76)) req.cap |= CLC_CAP_DTS_EN; - buf_len = le16_to_cpu(clc->len) - sizeof(*clc); + buf_len = le32_to_cpu(clc->len) - sizeof(*clc); pos = clc->data; while (buf_len > 16) { struct mt7921_clc_rule *rule = (struct mt7921_clc_rule *)pos; diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h index 1cb21133992b..3016636d18c6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h @@ -322,4 +322,5 @@ int mt7921_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif, enum mt7921_roc_req type, u8 token_id); int mt7921_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif, u8 token_id); +void mt7921_roc_abort_sync(struct mt792x_dev *dev); #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c index 57903c6e4f11..cda853e86676 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c @@ -6,6 +6,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/of.h> #include "mt7921.h" #include "../mt76_connac2_mac.h" @@ -369,6 +370,9 @@ static int mt7921_pci_probe(struct pci_dev *pdev, if (ret) goto err_free_irq; + if (of_property_read_bool(dev->mt76.dev->of_node, "wakeup-source")) + device_init_wakeup(dev->mt76.dev, true); + return 0; err_free_irq: @@ -386,7 +390,11 @@ static void mt7921_pci_remove(struct pci_dev *pdev) struct mt76_dev *mdev = pci_get_drvdata(pdev); struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + if (of_property_read_bool(dev->mt76.dev->of_node, "wakeup-source")) + device_init_wakeup(dev->mt76.dev, false); + mt7921e_unregister_device(dev); + set_bit(MT76_REMOVED, &mdev->phy.state); devm_free_irq(&pdev->dev, pdev->irq, dev); mt76_free_device(&dev->mt76); pci_free_irq_vectors(pdev); @@ -405,10 +413,15 @@ static int mt7921_pci_suspend(struct device *device) cancel_delayed_work_sync(&pm->ps_work); cancel_work_sync(&pm->wake_work); + mt7921_roc_abort_sync(dev); + err = mt792x_mcu_drv_pmctrl(dev); if (err < 0) goto restore_suspend; + wait_event_timeout(dev->wait, + !dev->regd_in_progress, 5 * HZ); + err = mt76_connac_mcu_set_hif_suspend(mdev, true); if (err) goto restore_suspend; @@ -544,4 +557,5 @@ MODULE_FIRMWARE(MT7922_FIRMWARE_WM); MODULE_FIRMWARE(MT7922_ROM_PATCH); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT7921E (PCIe) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c index 7591e54d2897..004d942ee11a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c @@ -216,6 +216,8 @@ static int mt7921s_suspend(struct device *__dev) cancel_delayed_work_sync(&pm->ps_work); cancel_work_sync(&pm->wake_work); + mt7921_roc_abort_sync(dev); + err = mt792x_mcu_drv_pmctrl(dev); if (err < 0) goto restore_suspend; @@ -323,5 +325,6 @@ static struct sdio_driver mt7921s_driver = { .drv.pm = pm_sleep_ptr(&mt7921s_pm_ops), }; module_sdio_driver(mt7921s_driver); +MODULE_DESCRIPTION("MediaTek MT7921S (SDIO) wireless driver"); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/usb.c b/drivers/net/wireless/mediatek/mt76/mt7921/usb.c index e5258c74fc07..8b7c03c47598 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/usb.c @@ -336,5 +336,6 @@ static struct usb_driver mt7921u_driver = { }; module_usb_driver(mt7921u_driver); +MODULE_DESCRIPTION("MediaTek MT7921U (USB) wireless driver"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/init.c b/drivers/net/wireless/mediatek/mt76/mt7925/init.c index 8f9b7a2f376c..c4cbc8976046 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/init.c @@ -2,11 +2,61 @@ /* Copyright (C) 2023 MediaTek Inc. */ #include <linux/etherdevice.h> +#include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> +#include <linux/thermal.h> #include <linux/firmware.h> #include "mt7925.h" #include "mac.h" #include "mcu.h" +static ssize_t mt7925_thermal_temp_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + switch (to_sensor_dev_attr(attr)->index) { + case 0: { + struct mt792x_phy *phy = dev_get_drvdata(dev); + struct mt792x_dev *mdev = phy->dev; + int temperature; + + mt792x_mutex_acquire(mdev); + temperature = mt7925_mcu_get_temperature(phy); + mt792x_mutex_release(mdev); + + if (temperature < 0) + return temperature; + /* display in millidegree Celsius */ + return sprintf(buf, "%u\n", temperature * 1000); + } + default: + return -EINVAL; + } +} +static SENSOR_DEVICE_ATTR_RO(temp1_input, mt7925_thermal_temp, 0); + +static struct attribute *mt7925_hwmon_attrs[] = { + &sensor_dev_attr_temp1_input.dev_attr.attr, + NULL, +}; +ATTRIBUTE_GROUPS(mt7925_hwmon); + +static int mt7925_thermal_init(struct mt792x_phy *phy) +{ + struct wiphy *wiphy = phy->mt76->hw->wiphy; + struct device *hwmon; + const char *name; + + if (!IS_REACHABLE(CONFIG_HWMON)) + return 0; + + name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7925_%s", + wiphy_name(wiphy)); + + hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy, + mt7925_hwmon_groups); + return PTR_ERR_OR_ZERO(hwmon); +} static void mt7925_regd_notifier(struct wiphy *wiphy, struct regulatory_request *req) @@ -142,6 +192,12 @@ static void mt7925_init_work(struct work_struct *work) return; } + ret = mt7925_thermal_init(&dev->phy); + if (ret) { + dev_err(dev->mt76.dev, "thermal init failed\n"); + return; + } + /* we support chip reset now */ dev->hw_init_done = true; diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c index 8f1075da4903..6179798a8845 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -359,6 +359,7 @@ mt7925_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) mvif->sta.wcid.phy_idx = mvif->mt76.band_idx; mvif->sta.wcid.hw_key_idx = -1; mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET; + mvif->sta.vif = mvif; mt76_wcid_init(&mvif->sta.wcid); mt7925_mac_wtbl_update(dev, idx, @@ -526,7 +527,7 @@ static int mt7925_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (cmd == SET_KEY && !mvif->mt76.cipher) { struct mt792x_phy *phy = mt792x_hw_phy(hw); - mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher); + mvif->mt76.cipher = mt7925_mcu_get_cipher(key->cipher); mt7925_mcu_add_bss_info(phy, mvif->mt76.ctx, vif, sta, true); } @@ -710,7 +711,7 @@ static void mt7925_bss_info_changed(struct ieee80211_hw *hw, if (slottime != phy->slottime) { phy->slottime = slottime; - mt792x_mac_set_timeing(phy); + mt7925_mcu_set_timing(phy, vif); } } @@ -1274,6 +1275,25 @@ mt7925_channel_switch_beacon(struct ieee80211_hw *hw, } static int +mt7925_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, u16 queue, + const struct ieee80211_tx_queue_params *params) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + static const u8 mq_to_aci[] = { + [IEEE80211_AC_VO] = 3, + [IEEE80211_AC_VI] = 2, + [IEEE80211_AC_BE] = 0, + [IEEE80211_AC_BK] = 1, + }; + + /* firmware uses access class index */ + mvif->queue_params[mq_to_aci[queue]] = *params; + + return 0; +} + +static int mt7925_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf) { @@ -1396,7 +1416,7 @@ const struct ieee80211_ops mt7925_ops = { .add_interface = mt7925_add_interface, .remove_interface = mt792x_remove_interface, .config = mt7925_config, - .conf_tx = mt792x_conf_tx, + .conf_tx = mt7925_conf_tx, .configure_filter = mt7925_configure_filter, .bss_info_changed = mt7925_bss_info_changed, .start_ap = mt7925_start_ap, @@ -1450,4 +1470,5 @@ const struct ieee80211_ops mt7925_ops = { EXPORT_SYMBOL_GPL(mt7925_ops); MODULE_AUTHOR("Deren Wu <deren.wu@mediatek.com>"); +MODULE_DESCRIPTION("MediaTek MT7925 core driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c index c5fd7116929b..bd37cb8d734b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c @@ -656,6 +656,42 @@ int mt7925_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl) return ret; } +int mt7925_mcu_get_temperature(struct mt792x_phy *phy) +{ + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + u8 _rsv2[4]; + } __packed req = { + .tag = cpu_to_le16(0x0), + .len = cpu_to_le16(sizeof(req) - 4), + }; + struct mt7925_thermal_evt { + u8 rsv[4]; + __le32 temperature; + } __packed * evt; + struct mt792x_dev *dev = phy->dev; + int temperature, ret; + struct sk_buff *skb; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, + MCU_WM_UNI_CMD_QUERY(THERMAL), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + skb_pull(skb, 4 + sizeof(struct tlv)); + evt = (struct mt7925_thermal_evt *)skb->data; + + temperature = le32_to_cpu(evt->temperature); + + dev_kfree_skb(skb); + + return temperature; +} + static void mt7925_mcu_parse_phy_cap(struct mt792x_dev *dev, char *data) { @@ -814,6 +850,7 @@ mt7925_mcu_sta_hdr_trans_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct sta_rec_hdr_trans *hdr_trans; struct mt76_wcid *wcid; struct tlv *tlv; @@ -827,7 +864,11 @@ mt7925_mcu_sta_hdr_trans_tlv(struct sk_buff *skb, else hdr_trans->from_ds = true; - wcid = (struct mt76_wcid *)sta->drv_priv; + if (sta) + wcid = (struct mt76_wcid *)sta->drv_priv; + else + wcid = &mvif->sta.wcid; + if (!wcid) return; @@ -895,7 +936,7 @@ int mt7925_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif) e = (struct edca *)tlv; e->set = WMM_PARAM_SET; - e->queue = ac + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS; + e->queue = ac; e->aifs = q->aifs; e->txop = cpu_to_le16(q->txop); @@ -921,61 +962,67 @@ mt7925_mcu_sta_key_tlv(struct mt76_wcid *wcid, struct ieee80211_key_conf *key, enum set_key_cmd cmd) { + struct mt792x_sta *msta = container_of(wcid, struct mt792x_sta, wcid); struct sta_rec_sec_uni *sec; + struct mt792x_vif *mvif = msta->vif; + struct ieee80211_sta *sta; + struct ieee80211_vif *vif; struct tlv *tlv; - tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); + sta = msta == &mvif->sta ? + NULL : + container_of((void *)msta, struct ieee80211_sta, drv_priv); + vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V3, sizeof(*sec)); sec = (struct sta_rec_sec_uni *)tlv; - sec->add = cmd; + sec->bss_idx = mvif->mt76.idx; + sec->is_authenticator = 0; + sec->mgmt_prot = 0; + sec->wlan_idx = (u8)wcid->idx; + + if (sta) { + sec->tx_key = 1; + sec->key_type = 1; + memcpy(sec->peer_addr, sta->addr, ETH_ALEN); + } else { + memcpy(sec->peer_addr, vif->bss_conf.bssid, ETH_ALEN); + } if (cmd == SET_KEY) { - struct sec_key_uni *sec_key; u8 cipher; - cipher = mt76_connac_mcu_get_cipher(key->cipher); - if (cipher == MCU_CIPHER_NONE) + sec->add = 1; + cipher = mt7925_mcu_get_cipher(key->cipher); + if (cipher == CONNAC3_CIPHER_NONE) return -EOPNOTSUPP; - sec_key = &sec->key[0]; - sec_key->cipher_len = sizeof(*sec_key); - - if (cipher == MCU_CIPHER_BIP_CMAC_128) { - sec_key->wlan_idx = cpu_to_le16(wcid->idx); - sec_key->cipher_id = MCU_CIPHER_AES_CCMP; - sec_key->key_id = sta_key_conf->keyidx; - sec_key->key_len = 16; - memcpy(sec_key->key, sta_key_conf->key, 16); - - sec_key = &sec->key[1]; - sec_key->wlan_idx = cpu_to_le16(wcid->idx); - sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; - sec_key->cipher_len = sizeof(*sec_key); - sec_key->key_len = 16; - memcpy(sec_key->key, key->key, 16); - sec->n_cipher = 2; + if (cipher == CONNAC3_CIPHER_BIP_CMAC_128) { + sec->cipher_id = CONNAC3_CIPHER_BIP_CMAC_128; + sec->key_id = sta_key_conf->keyidx; + sec->key_len = 32; + memcpy(sec->key, sta_key_conf->key, 16); + memcpy(sec->key + 16, key->key, 16); } else { - sec_key->wlan_idx = cpu_to_le16(wcid->idx); - sec_key->cipher_id = cipher; - sec_key->key_id = key->keyidx; - sec_key->key_len = key->keylen; - memcpy(sec_key->key, key->key, key->keylen); + sec->cipher_id = cipher; + sec->key_id = key->keyidx; + sec->key_len = key->keylen; + memcpy(sec->key, key->key, key->keylen); - if (cipher == MCU_CIPHER_TKIP) { + if (cipher == CONNAC3_CIPHER_TKIP) { /* Rx/Tx MIC keys are swapped */ - memcpy(sec_key->key + 16, key->key + 24, 8); - memcpy(sec_key->key + 24, key->key + 16, 8); + memcpy(sec->key + 16, key->key + 24, 8); + memcpy(sec->key + 24, key->key + 16, 8); } /* store key_conf for BIP batch update */ - if (cipher == MCU_CIPHER_AES_CCMP) { + if (cipher == CONNAC3_CIPHER_AES_CCMP) { memcpy(sta_key_conf->key, key->key, key->keylen); sta_key_conf->keyidx = key->keyidx; } - - sec->n_cipher = 1; } } else { - sec->n_cipher = 0; + sec->add = 0; } return 0; @@ -1460,12 +1507,10 @@ mt7925_mcu_sta_phy_tlv(struct sk_buff *skb, struct tlv *tlv; u8 af = 0, mm = 0; - if (!sta->deflink.ht_cap.ht_supported && !sta->deflink.he_6ghz_capa.capa) - return; - tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); phy = (struct sta_rec_phy *)tlv; phy->phy_type = mt76_connac_get_phy_mode_v2(mvif->phy->mt76, vif, chandef->chan->band, sta); + phy->basic_rate = cpu_to_le16((u16)vif->bss_conf.basic_rates); if (sta->deflink.ht_cap.ht_supported) { af = sta->deflink.ht_cap.ampdu_factor; mm = sta->deflink.ht_cap.ampdu_density; @@ -1573,8 +1618,6 @@ mt7925_mcu_sta_cmd(struct mt76_phy *phy, { struct mt76_vif *mvif = (struct mt76_vif *)info->vif->drv_priv; struct mt76_dev *dev = phy->dev; - struct wtbl_req_hdr *wtbl_hdr; - struct tlv *sta_wtbl; struct sk_buff *skb; skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, info->wcid, @@ -1598,30 +1641,11 @@ mt7925_mcu_sta_cmd(struct mt76_phy *phy, mt7925_mcu_sta_state_v2_tlv(phy, skb, info->sta, info->vif, info->rcpi, info->state); - mt7925_mcu_sta_hdr_trans_tlv(skb, info->vif, info->sta); mt7925_mcu_sta_mld_tlv(skb, info->vif, info->sta); } - sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, - sizeof(struct tlv)); - - wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, info->wcid, - WTBL_RESET_AND_SET, - sta_wtbl, &skb); - if (IS_ERR(wtbl_hdr)) - return PTR_ERR(wtbl_hdr); - - if (info->enable) { - mt76_connac_mcu_wtbl_generic_tlv(dev, skb, info->vif, - info->sta, sta_wtbl, - wtbl_hdr); - mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, info->vif, info->wcid, - sta_wtbl, wtbl_hdr); - if (info->sta) - mt76_connac_mcu_wtbl_ht_tlv(dev, skb, info->sta, - sta_wtbl, wtbl_hdr, - true, true); - } + if (info->enable) + mt7925_mcu_sta_hdr_trans_tlv(skb, info->vif, info->sta); return mt76_mcu_skb_send_msg(dev, skb, info->cmd, true); } @@ -2049,9 +2073,9 @@ mt7925_mcu_bss_basic_tlv(struct sk_buff *skb, struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; enum nl80211_band band = chandef->chan->band; struct mt76_connac_bss_basic_tlv *basic_req; - u8 idx, basic_phy; struct tlv *tlv; int conn_type; + u8 idx; tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*basic_req)); basic_req = (struct mt76_connac_bss_basic_tlv *)tlv; @@ -2062,8 +2086,10 @@ mt7925_mcu_bss_basic_tlv(struct sk_buff *skb, basic_req->phymode_ext = mt7925_get_phy_mode_ext(phy, vif, band, sta); - basic_phy = mt76_connac_get_phy_mode_v2(phy, vif, band, sta); - basic_req->nonht_basic_phy = cpu_to_le16(basic_phy); + if (band == NL80211_BAND_2GHZ) + basic_req->nonht_basic_phy = cpu_to_le16(PHY_TYPE_ERP_INDEX); + else + basic_req->nonht_basic_phy = cpu_to_le16(PHY_TYPE_OFDM_INDEX); memcpy(basic_req->bssid, vif->bss_conf.bssid, ETH_ALEN); basic_req->phymode = mt76_connac_get_phy_mode(phy, vif, band, sta); @@ -2122,21 +2148,21 @@ mt7925_mcu_bss_sec_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) sec = (struct bss_sec_tlv *)tlv; switch (mvif->cipher) { - case MCU_CIPHER_GCMP_256: - case MCU_CIPHER_GCMP: + case CONNAC3_CIPHER_GCMP_256: + case CONNAC3_CIPHER_GCMP: sec->mode = MODE_WPA3_SAE; sec->status = 8; break; - case MCU_CIPHER_AES_CCMP: + case CONNAC3_CIPHER_AES_CCMP: sec->mode = MODE_WPA2_PSK; sec->status = 6; break; - case MCU_CIPHER_TKIP: + case CONNAC3_CIPHER_TKIP: sec->mode = MODE_WPA2_PSK; sec->status = 4; break; - case MCU_CIPHER_WEP104: - case MCU_CIPHER_WEP40: + case CONNAC3_CIPHER_WEP104: + case CONNAC3_CIPHER_WEP40: sec->mode = MODE_SHARED; sec->status = 0; break; @@ -2167,6 +2193,11 @@ mt7925_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt792x_phy *phy, bmc = (struct bss_rate_tlv *)tlv; + if (band == NL80211_BAND_2GHZ) + bmc->basic_rate = cpu_to_le16(HR_DSSS_ERP_BASIC_RATE); + else + bmc->basic_rate = cpu_to_le16(OFDM_BASIC_RATE); + bmc->short_preamble = (band == NL80211_BAND_2GHZ); bmc->bc_fixed_rate = idx; bmc->mc_fixed_rate = idx; @@ -2249,6 +2280,38 @@ mt7925_mcu_bss_color_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, vif->bss_conf.he_bss_color.color : 0; } +static void +mt7925_mcu_bss_ifs_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = mvif->phy; + struct bss_ifs_time_tlv *ifs_time; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); + ifs_time = (struct bss_ifs_time_tlv *)tlv; + ifs_time->slot_valid = true; + ifs_time->slot_time = cpu_to_le16(phy->slottime); +} + +int mt7925_mcu_set_timing(struct mt792x_phy *phy, + struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = phy->dev; + struct sk_buff *skb; + + skb = __mt7925_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, + MT7925_BSS_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt7925_mcu_bss_ifs_tlv(skb, vif); + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(BSS_INFO_UPDATE), true); +} + int mt7925_mcu_add_bss_info(struct mt792x_phy *phy, struct ieee80211_chanctx_conf *ctx, struct ieee80211_vif *vif, @@ -2273,6 +2336,7 @@ int mt7925_mcu_add_bss_info(struct mt792x_phy *phy, mt7925_mcu_bss_bmc_tlv(skb, phy, ctx, vif, sta); mt7925_mcu_bss_qos_tlv(skb, vif); mt7925_mcu_bss_mld_tlv(skb, vif, sta); + mt7925_mcu_bss_ifs_tlv(skb, vif); if (vif->bss_conf.he_support) { mt7925_mcu_bss_he_tlv(skb, vif, phy); @@ -2845,12 +2909,16 @@ int mt7925_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, if (cmd & __MCU_CMD_FIELD_UNI) { uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); - uni_txd->option = MCU_CMD_UNI_EXT_ACK; uni_txd->cid = cpu_to_le16(mcu_cmd); uni_txd->s2d_index = MCU_S2D_H2N; uni_txd->pkt_type = MCU_PKT_ID; uni_txd->seq = seq; + if (cmd & __MCU_CMD_FIELD_QUERY) + uni_txd->option = MCU_CMD_UNI_QUERY_ACK; + else + uni_txd->option = MCU_CMD_UNI_EXT_ACK; + goto exit; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h index 3c41e21303b1..2a0bbfe7bfa5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h @@ -159,6 +159,20 @@ enum { UNI_EVENT_SCAN_DONE_NLO = 3, }; +enum connac3_mcu_cipher_type { + CONNAC3_CIPHER_NONE = 0, + CONNAC3_CIPHER_WEP40 = 1, + CONNAC3_CIPHER_TKIP = 2, + CONNAC3_CIPHER_AES_CCMP = 4, + CONNAC3_CIPHER_WEP104 = 5, + CONNAC3_CIPHER_BIP_CMAC_128 = 6, + CONNAC3_CIPHER_WEP128 = 7, + CONNAC3_CIPHER_WAPI = 8, + CONNAC3_CIPHER_CCMP_256 = 10, + CONNAC3_CIPHER_GCMP = 11, + CONNAC3_CIPHER_GCMP_256 = 12, +}; + struct mt7925_mcu_scan_chinfo_event { u8 nr_chan; u8 alpha2[3]; @@ -208,7 +222,7 @@ struct scan_req_tlv { __le16 channel_dwell_time; /* channel Dwell interval */ __le16 timeout_value; __le16 probe_delay_time; - u8 func_mask_ext; + __le32 func_mask_ext; }; struct scan_ssid_tlv { @@ -334,7 +348,8 @@ struct bss_req_hdr { struct bss_rate_tlv { __le16 tag; __le16 len; - u8 __rsv1[4]; + u8 __rsv1[2]; + __le16 basic_rate; __le16 bc_trans; __le16 mc_trans; u8 short_preamble; @@ -382,25 +397,22 @@ struct sta_rec_eht { u8 _rsv2[3]; } __packed; -struct sec_key_uni { - __le16 wlan_idx; - u8 mgmt_prot; - u8 cipher_id; - u8 cipher_len; - u8 key_id; - u8 key_len; - u8 need_resp; - u8 key[32]; -} __packed; - struct sta_rec_sec_uni { __le16 tag; __le16 len; u8 add; - u8 n_cipher; - u8 rsv[2]; - - struct sec_key_uni key[2]; + u8 tx_key; + u8 key_type; + u8 is_authenticator; + u8 peer_addr[6]; + u8 bss_idx; + u8 cipher_id; + u8 key_id; + u8 key_len; + u8 wlan_idx; + u8 mgmt_prot; + u8 key[32]; + u8 key_rsc[16]; } __packed; struct sta_rec_hdr_trans { @@ -428,6 +440,22 @@ struct sta_rec_mld { } __packed link[2]; } __packed; +struct bss_ifs_time_tlv { + __le16 tag; + __le16 len; + u8 slot_valid; + u8 sifs_valid; + u8 rifs_valid; + u8 eifs_valid; + __le16 slot_time; + __le16 sifs_time; + __le16 rifs_time; + __le16 eifs_time; + u8 eifs_cck_valid; + u8 rsv; + __le16 eifs_cck_time; +} __packed; + #define MT7925_STA_UPDATE_MAX_SIZE (sizeof(struct sta_req_hdr) + \ sizeof(struct sta_rec_basic) + \ sizeof(struct sta_rec_bf) + \ @@ -440,7 +468,7 @@ struct sta_rec_mld { sizeof(struct sta_rec_bfee) + \ sizeof(struct sta_rec_phy) + \ sizeof(struct sta_rec_ra) + \ - sizeof(struct sta_rec_sec) + \ + sizeof(struct sta_rec_sec_uni) + \ sizeof(struct sta_rec_ra_fixed) + \ sizeof(struct sta_rec_he_6g_capa) + \ sizeof(struct sta_rec_eht) + \ @@ -455,6 +483,7 @@ struct sta_rec_mld { sizeof(struct bss_mld_tlv) + \ sizeof(struct bss_info_uni_he) + \ sizeof(struct bss_info_uni_bss_color) + \ + sizeof(struct bss_ifs_time_tlv) + \ sizeof(struct tlv)) #define MT_CONNAC3_SKU_POWER_LIMIT 449 @@ -509,6 +538,33 @@ struct mt7925_wow_pattern_tlv { u8 rsv[4]; } __packed; +static inline enum connac3_mcu_cipher_type +mt7925_mcu_get_cipher(int cipher) +{ + switch (cipher) { + case WLAN_CIPHER_SUITE_WEP40: + return CONNAC3_CIPHER_WEP40; + case WLAN_CIPHER_SUITE_WEP104: + return CONNAC3_CIPHER_WEP104; + case WLAN_CIPHER_SUITE_TKIP: + return CONNAC3_CIPHER_TKIP; + case WLAN_CIPHER_SUITE_AES_CMAC: + return CONNAC3_CIPHER_BIP_CMAC_128; + case WLAN_CIPHER_SUITE_CCMP: + return CONNAC3_CIPHER_AES_CCMP; + case WLAN_CIPHER_SUITE_CCMP_256: + return CONNAC3_CIPHER_CCMP_256; + case WLAN_CIPHER_SUITE_GCMP: + return CONNAC3_CIPHER_GCMP; + case WLAN_CIPHER_SUITE_GCMP_256: + return CONNAC3_CIPHER_GCMP_256; + case WLAN_CIPHER_SUITE_SMS4: + return CONNAC3_CIPHER_WAPI; + default: + return CONNAC3_CIPHER_NONE; + } +} + int mt7925_mcu_set_dbdc(struct mt76_phy *phy); int mt7925_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, struct ieee80211_scan_request *scan_req); @@ -525,6 +581,8 @@ int mt7925_mcu_add_bss_info(struct mt792x_phy *phy, struct ieee80211_vif *vif, struct ieee80211_sta *sta, int enable); +int mt7925_mcu_set_timing(struct mt792x_phy *phy, + struct ieee80211_vif *vif); int mt7925_mcu_set_deep_sleep(struct mt792x_dev *dev, bool enable); int mt7925_mcu_set_channel_domain(struct mt76_phy *phy); int mt7925_mcu_set_radio_en(struct mt792x_phy *phy, bool enable); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h b/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h index 33785f526acf..8a4a71f6bcb6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mt7925.h @@ -271,6 +271,7 @@ int mt7925_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif, bool enable); int mt7925_mcu_config_sniffer(struct mt792x_vif *vif, struct ieee80211_chanctx_conf *ctx); +int mt7925_mcu_get_temperature(struct mt792x_phy *phy); int mt7925_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, enum mt76_txq_id qid, struct mt76_wcid *wcid, diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/pci.c b/drivers/net/wireless/mediatek/mt76/mt7925/pci.c index 734f31ee40d3..07b74d492ce1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/pci.c @@ -386,6 +386,8 @@ static int mt7925_pci_probe(struct pci_dev *pdev, dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + mt76_rmw_field(dev, MT_HW_EMI_CTL, MT_HW_EMI_CTL_SLPPROT_EN, 1); + ret = mt792x_wfsys_reset(dev); if (ret) goto err_free_dev; @@ -425,6 +427,7 @@ static void mt7925_pci_remove(struct pci_dev *pdev) struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); mt7925e_unregister_device(dev); + set_bit(MT76_REMOVED, &mdev->phy.state); devm_free_irq(&pdev->dev, pdev->irq, dev); mt76_free_device(&dev->mt76); pci_free_irq_vectors(pdev); @@ -583,4 +586,5 @@ MODULE_FIRMWARE(MT7925_FIRMWARE_WM); MODULE_FIRMWARE(MT7925_ROM_PATCH); MODULE_AUTHOR("Deren Wu <deren.wu@mediatek.com>"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT7925E (PCIe) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/usb.c b/drivers/net/wireless/mediatek/mt76/mt7925/usb.c index 9b885c5b3ed5..1e0f094fc905 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/usb.c @@ -329,4 +329,5 @@ static struct usb_driver mt7925u_driver = { module_usb_driver(mt7925u_driver); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT7925U (USB) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt792x.h b/drivers/net/wireless/mediatek/mt76/mt792x.h index 3c897b34aaa7..a8556de3d480 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x.h +++ b/drivers/net/wireless/mediatek/mt76/mt792x.h @@ -186,6 +186,8 @@ struct mt792x_dev { bool hw_init_done:1; bool fw_assert:1; bool has_eht:1; + bool regd_in_progress:1; + wait_queue_head_t wait; struct work_struct init_work; diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_acpi_sar.c b/drivers/net/wireless/mediatek/mt76/mt792x_acpi_sar.c index e7afea87e82e..9317f8ff2070 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_acpi_sar.c +++ b/drivers/net/wireless/mediatek/mt76/mt792x_acpi_sar.c @@ -66,13 +66,15 @@ free: } /* MTCL : Country List Table for 6G band */ -static void +static int mt792x_asar_acpi_read_mtcl(struct mt792x_dev *dev, u8 **table, u8 *version) { - if (mt792x_acpi_read(dev, MT792x_ACPI_MTCL, table, NULL) < 0) - *version = 1; - else - *version = 2; + int ret; + + *version = ((ret = mt792x_acpi_read(dev, MT792x_ACPI_MTCL, table, NULL)) < 0) + ? 1 : 2; + + return ret; } /* MTDS : Dynamic SAR Power Table */ @@ -166,16 +168,16 @@ int mt792x_init_acpi_sar(struct mt792x_dev *dev) if (!asar) return -ENOMEM; - mt792x_asar_acpi_read_mtcl(dev, (u8 **)&asar->countrylist, &asar->ver); + ret = mt792x_asar_acpi_read_mtcl(dev, (u8 **)&asar->countrylist, &asar->ver); + if (ret) { + devm_kfree(dev->mt76.dev, asar->countrylist); + asar->countrylist = NULL; + } - /* MTDS is mandatory. Return error if table is invalid */ ret = mt792x_asar_acpi_read_mtds(dev, (u8 **)&asar->dyn, asar->ver); if (ret) { devm_kfree(dev->mt76.dev, asar->dyn); - devm_kfree(dev->mt76.dev, asar->countrylist); - devm_kfree(dev->mt76.dev, asar); - - return ret; + asar->dyn = NULL; } /* MTGS is optional */ @@ -290,7 +292,7 @@ int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default) const struct cfg80211_sar_capa *capa = phy->mt76->hw->wiphy->sar_capa; int i; - if (!phy->acpisar) + if (!phy->acpisar || !((struct mt792x_acpi_sar *)phy->acpisar)->dyn) return 0; /* When ACPI SAR enabled in HW, we should apply rules for .frp @@ -353,11 +355,15 @@ static u8 mt792x_acpi_get_mtcl_map(int row, int column, struct mt792x_asar_cl *cl) { u8 config = 0; + u8 mode_6g, mode_5g9; + + mode_6g = (cl->mode_6g > 0x02) ? 0 : cl->mode_6g; + mode_5g9 = (cl->mode_5g9 > 0x01) ? 0 : cl->mode_5g9; - if (cl->cl6g[row] & BIT(column)) - config |= (cl->mode_6g & 0x3) << 2; + if ((cl->cl6g[row] & BIT(column)) || cl->mode_6g == 0x02) + config |= (mode_6g & 0x3) << 2; if (cl->version > 1 && cl->cl5g9[row] & BIT(column)) - config |= (cl->mode_5g9 & 0x3); + config |= (mode_5g9 & 0x3); return config; } @@ -374,7 +380,7 @@ u8 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2) "AT", "BE", "BG", "CY", "CZ", "HR", "DK", "EE", "FI", "FR", "DE", "GR", "HU", "IS", "IE", "IT", "LV", "LI", "LT", "LU", "MT", "NL", "NO", "PL", - "PT", "RO", "MT", "SK", "SI", "ES", "CH", + "PT", "RO", "SK", "SI", "ES", "SE", "CH", }; struct mt792x_acpi_sar *sar = phy->acpisar; struct mt792x_asar_cl *cl; diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_core.c b/drivers/net/wireless/mediatek/mt76/mt792x_core.c index 502be22dbe36..a405af8d9052 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_core.c +++ b/drivers/net/wireless/mediatek/mt76/mt792x_core.c @@ -354,6 +354,7 @@ static const char mt792x_gstrings_stats[][ETH_GSTRING_LEN] = { "v_tx_bw_40", "v_tx_bw_80", "v_tx_bw_160", + "v_tx_bw_320", "v_tx_mcs_0", "v_tx_mcs_1", "v_tx_mcs_2", @@ -684,9 +685,10 @@ mt792x_get_mac80211_ops(struct device *dev, if (!(*fw_features & MT792x_FW_CAP_CNM)) { ops->remain_on_channel = NULL; ops->cancel_remain_on_channel = NULL; - ops->add_chanctx = NULL; - ops->remove_chanctx = NULL; - ops->change_chanctx = NULL; + ops->add_chanctx = ieee80211_emulate_add_chanctx; + ops->remove_chanctx = ieee80211_emulate_remove_chanctx; + ops->change_chanctx = ieee80211_emulate_change_chanctx; + ops->switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx; ops->assign_vif_chanctx = NULL; ops->unassign_vif_chanctx = NULL; ops->mgd_prepare_tx = NULL; @@ -862,5 +864,6 @@ int mt792x_load_firmware(struct mt792x_dev *dev) } EXPORT_SYMBOL_GPL(mt792x_load_firmware); +MODULE_DESCRIPTION("MediaTek MT792x core driver"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_dma.c b/drivers/net/wireless/mediatek/mt76/mt792x_dma.c index 488326ce5ed4..5cc2d59b774a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt792x_dma.c @@ -12,6 +12,8 @@ irqreturn_t mt792x_irq_handler(int irq, void *dev_instance) { struct mt792x_dev *dev = dev_instance; + if (test_bit(MT76_REMOVED, &dev->mt76.phy.state)) + return IRQ_NONE; mt76_wr(dev, dev->irq_map->host_irq_enable, 0); if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state)) @@ -123,14 +125,13 @@ static void mt792x_dma_prefetch(struct mt792x_dev *dev) int mt792x_dma_enable(struct mt792x_dev *dev) { - if (is_mt7925(&dev->mt76)) - mt76_rmw(dev, MT_UWFDMA0_GLO_CFG_EXT1, BIT(28), BIT(28)); - /* configure perfetch settings */ mt792x_dma_prefetch(dev); /* reset dma idx */ mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR, ~0); + if (is_mt7925(&dev->mt76)) + mt76_wr(dev, MT_WFDMA0_RST_DRX_PTR, ~0); /* configure delay interrupt */ mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0, 0); @@ -140,12 +141,20 @@ int mt792x_dma_enable(struct mt792x_dev *dev) MT_WFDMA0_GLO_CFG_FIFO_LITTLE_ENDIAN | MT_WFDMA0_GLO_CFG_CLK_GAT_DIS | MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | + FIELD_PREP(MT_WFDMA0_GLO_CFG_DMA_SIZE, 3) | + MT_WFDMA0_GLO_CFG_FIFO_DIS_CHECK | + MT_WFDMA0_GLO_CFG_RX_WB_DDONE | MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN | MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); mt76_set(dev, MT_WFDMA0_GLO_CFG, MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN); + if (is_mt7925(&dev->mt76)) { + mt76_rmw(dev, MT_UWFDMA0_GLO_CFG_EXT1, BIT(28), BIT(28)); + mt76_set(dev, MT_WFDMA0_INT_RX_PRI, 0x0F00); + mt76_set(dev, MT_WFDMA0_INT_TX_PRI, 0x7F00); + } mt76_set(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); /* enable interrupts for TX/RX rings */ diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_regs.h b/drivers/net/wireless/mediatek/mt76/mt792x_regs.h index a99af23e4b56..458cfd0260b1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt792x_regs.h @@ -292,9 +292,12 @@ #define MT_WFDMA0_GLO_CFG_TX_DMA_BUSY BIT(1) #define MT_WFDMA0_GLO_CFG_RX_DMA_EN BIT(2) #define MT_WFDMA0_GLO_CFG_RX_DMA_BUSY BIT(3) +#define MT_WFDMA0_GLO_CFG_DMA_SIZE GENMASK(5, 4) #define MT_WFDMA0_GLO_CFG_TX_WB_DDONE BIT(6) #define MT_WFDMA0_GLO_CFG_FW_DWLD_BYPASS_DMASHDL BIT(9) +#define MT_WFDMA0_GLO_CFG_FIFO_DIS_CHECK BIT(11) #define MT_WFDMA0_GLO_CFG_FIFO_LITTLE_ENDIAN BIT(12) +#define MT_WFDMA0_GLO_CFG_RX_WB_DDONE BIT(13) #define MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN BIT(15) #define MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2 BIT(21) #define MT_WFDMA0_GLO_CFG_OMIT_RX_INFO BIT(27) @@ -322,6 +325,8 @@ #define MT_WFDMA0_RST_DTX_PTR MT_WFDMA0(0x20c) #define MT_WFDMA0_RST_DRX_PTR MT_WFDMA0(0x280) +#define MT_WFDMA0_INT_RX_PRI MT_WFDMA0(0x298) +#define MT_WFDMA0_INT_TX_PRI MT_WFDMA0(0x29c) #define MT_WFDMA0_GLO_CFG_EXT0 MT_WFDMA0(0x2b0) #define MT_WFDMA0_CSR_TX_DMASHDL_ENABLE BIT(6) #define MT_WFDMA0_PRI_DLY_INT_CFG0 MT_WFDMA0(0x2f0) @@ -389,6 +394,9 @@ #define MT_HW_CHIPID 0x70010200 #define MT_HW_REV 0x70010204 +#define MT_HW_EMI_CTL 0x18011100 +#define MT_HW_EMI_CTL_SLPPROT_EN BIT(1) + #define MT_PCIE_MAC_BASE 0x10000 #define MT_PCIE_MAC(ofs) (MT_PCIE_MAC_BASE + (ofs)) #define MT_PCIE_MAC_INT_ENABLE MT_PCIE_MAC(0x188) diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_usb.c b/drivers/net/wireless/mediatek/mt76/mt792x_usb.c index 2dd283caed36..b49668a4b784 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt792x_usb.c @@ -121,44 +121,25 @@ static void mt792xu_uhw_wr(struct mt76_dev *dev, u32 addr, u32 val) static void mt792xu_dma_prefetch(struct mt792x_dev *dev) { - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(0), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(0), - MT_WPDMA0_BASE_PTR_MASK, 0x80); - - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(1), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(1), - MT_WPDMA0_BASE_PTR_MASK, 0xc0); - - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(2), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(2), - MT_WPDMA0_BASE_PTR_MASK, 0x100); - - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(3), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(3), - MT_WPDMA0_BASE_PTR_MASK, 0x140); - - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(4), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(4), - MT_WPDMA0_BASE_PTR_MASK, 0x180); - - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(16), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(16), - MT_WPDMA0_BASE_PTR_MASK, 0x280); - - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(17), - MT_WPDMA0_MAX_CNT_MASK, 4); - mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL(17), - MT_WPDMA0_BASE_PTR_MASK, 0x2c0); +#define DMA_PREFETCH_CONF(_idx_, _cnt_, _base_) \ + mt76_rmw(dev, MT_UWFDMA0_TX_RING_EXT_CTRL((_idx_)), \ + MT_WPDMA0_MAX_CNT_MASK | MT_WPDMA0_BASE_PTR_MASK, \ + FIELD_PREP(MT_WPDMA0_MAX_CNT_MASK, (_cnt_)) | \ + FIELD_PREP(MT_WPDMA0_BASE_PTR_MASK, (_base_))) + + DMA_PREFETCH_CONF(0, 4, 0x080); + DMA_PREFETCH_CONF(1, 4, 0x0c0); + DMA_PREFETCH_CONF(2, 4, 0x100); + DMA_PREFETCH_CONF(3, 4, 0x140); + DMA_PREFETCH_CONF(4, 4, 0x180); + DMA_PREFETCH_CONF(16, 4, 0x280); + DMA_PREFETCH_CONF(17, 4, 0x2c0); } static void mt792xu_wfdma_init(struct mt792x_dev *dev) { + int i; + mt792xu_dma_prefetch(dev); mt76_clear(dev, MT_UWFDMA0_GLO_CFG, MT_WFDMA0_GLO_CFG_OMIT_RX_INFO); @@ -169,10 +150,27 @@ static void mt792xu_wfdma_init(struct mt792x_dev *dev) MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN); - /* disable dmashdl */ - mt76_clear(dev, MT_UWFDMA0_GLO_CFG_EXT0, - MT_WFDMA0_CSR_TX_DMASHDL_ENABLE); - mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS); + mt76_rmw(dev, MT_DMASHDL_REFILL, MT_DMASHDL_REFILL_MASK, 0xffe00000); + mt76_clear(dev, MT_DMASHDL_PAGE, MT_DMASHDL_GROUP_SEQ_ORDER); + mt76_rmw(dev, MT_DMASHDL_PKT_MAX_SIZE, + MT_DMASHDL_PKT_MAX_SIZE_PLE | MT_DMASHDL_PKT_MAX_SIZE_PSE, + FIELD_PREP(MT_DMASHDL_PKT_MAX_SIZE_PLE, 1) | + FIELD_PREP(MT_DMASHDL_PKT_MAX_SIZE_PSE, 0)); + for (i = 0; i < 5; i++) + mt76_wr(dev, MT_DMASHDL_GROUP_QUOTA(i), + FIELD_PREP(MT_DMASHDL_GROUP_QUOTA_MIN, 0x3) | + FIELD_PREP(MT_DMASHDL_GROUP_QUOTA_MAX, 0xfff)); + for (i = 5; i < 16; i++) + mt76_wr(dev, MT_DMASHDL_GROUP_QUOTA(i), + FIELD_PREP(MT_DMASHDL_GROUP_QUOTA_MIN, 0x0) | + FIELD_PREP(MT_DMASHDL_GROUP_QUOTA_MAX, 0x0)); + mt76_wr(dev, MT_DMASHDL_Q_MAP(0), 0x32013201); + mt76_wr(dev, MT_DMASHDL_Q_MAP(1), 0x32013201); + mt76_wr(dev, MT_DMASHDL_Q_MAP(2), 0x55555444); + mt76_wr(dev, MT_DMASHDL_Q_MAP(3), 0x55555444); + + mt76_wr(dev, MT_DMASHDL_SCHED_SET(0), 0x76540132); + mt76_wr(dev, MT_DMASHDL_SCHED_SET(1), 0xFEDCBA98); mt76_set(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); } @@ -314,5 +312,6 @@ void mt792xu_disconnect(struct usb_interface *usb_intf) } EXPORT_SYMBOL_GPL(mt792xu_disconnect); +MODULE_DESCRIPTION("MediaTek MT792x USB helpers"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/dma.c b/drivers/net/wireless/mediatek/mt76/mt7996/dma.c index 483ad81b6eec..73e633d0d700 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/dma.c @@ -237,7 +237,8 @@ void mt7996_dma_start(struct mt7996_dev *dev, bool reset, bool wed_reset) MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN | MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | - MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2 | + MT_WFDMA0_GLO_CFG_EXT_EN); if (dev->hif2) mt76_set(dev, MT_WFDMA0_GLO_CFG + hif1_ofs, @@ -694,7 +695,7 @@ void mt7996_dma_reset(struct mt7996_dev *dev, bool force) mtk_wed_device_dma_reset(&dev->mt76.mmio.wed); mt7996_dma_disable(dev, force); - mt76_dma_wed_reset(&dev->mt76); + mt76_wed_dma_reset(&dev->mt76); /* reset hw queues */ for (i = 0; i < __MT_TXQ_MAX; i++) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c index 0cf0d1fe420a..283df84f1b43 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c @@ -493,7 +493,7 @@ static void mt7996_mac_init_basic_rates(struct mt7996_dev *dev) void mt7996_mac_init(struct mt7996_dev *dev) { -#define HIF_TXD_V2_1 4 +#define HIF_TXD_V2_1 0x21 int i; mt76_clear(dev, MT_MDP_DCR2, MT_MDP_DCR2_RX_TRANS_SHORT); @@ -507,11 +507,6 @@ void mt7996_mac_init(struct mt7996_dev *dev) mt76_rmw_field(dev, i, MT_LED_GPIO_SEL_MASK, 4); } - /* txs report queue */ - mt76_rmw_field(dev, MT_DMA_TCRF1(0), MT_DMA_TCRF1_QIDX, 0); - mt76_rmw_field(dev, MT_DMA_TCRF1(1), MT_DMA_TCRF1_QIDX, 6); - mt76_rmw_field(dev, MT_DMA_TCRF1(2), MT_DMA_TCRF1_QIDX, 0); - /* rro module init */ if (is_mt7996(&dev->mt76)) mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE, 2); @@ -1012,11 +1007,12 @@ mt7996_set_stream_he_txbf_caps(struct mt7996_phy *phy, /* the maximum cap is 4 x 3, (Nr, Nc) = (3, 2) */ elem->phy_cap_info[7] |= min_t(int, sts - 1, 2) << 3; - if (vif != NL80211_IFTYPE_AP) + if (!(vif == NL80211_IFTYPE_AP || vif == NL80211_IFTYPE_STATION)) return; elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER; - elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; + if (vif == NL80211_IFTYPE_AP) + elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; c = FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, sts - 1) | diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c index 53258488d49f..0384fb059ddf 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c @@ -732,6 +732,9 @@ mt7996_mac_write_txwi_8023(struct mt7996_dev *dev, __le32 *txwi, FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype); txwi[2] |= cpu_to_le32(val); + + if (wcid->amsdu) + txwi[3] |= cpu_to_le32(MT_TXD3_HW_AMSDU); } static void @@ -862,8 +865,6 @@ void mt7996_mac_write_txwi(struct mt7996_dev *dev, __le32 *txwi, val |= MT_TXD3_PROTECT_FRAME; if (info->flags & IEEE80211_TX_CTL_NO_ACK) val |= MT_TXD3_NO_ACK; - if (wcid->amsdu) - val |= MT_TXD3_HW_AMSDU; txwi[3] = cpu_to_le32(val); txwi[4] = 0; @@ -1188,25 +1189,28 @@ mt7996_mac_add_txs_skb(struct mt7996_dev *dev, struct mt76_wcid *wcid, struct ieee80211_tx_info *info; struct sk_buff_head list; struct rate_info rate = {}; - struct sk_buff *skb; + struct sk_buff *skb = NULL; bool cck = false; u32 txrate, txs, mode, stbc; txs = le32_to_cpu(txs_data[0]); mt76_tx_status_lock(mdev, &list); - skb = mt76_tx_status_skb_get(mdev, wcid, pid, &list); - if (skb) { - info = IEEE80211_SKB_CB(skb); - if (!(txs & MT_TXS0_ACK_ERROR_MASK)) - info->flags |= IEEE80211_TX_STAT_ACK; + /* only report MPDU TXS */ + if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) == 0) { + skb = mt76_tx_status_skb_get(mdev, wcid, pid, &list); + if (skb) { + info = IEEE80211_SKB_CB(skb); + if (!(txs & MT_TXS0_ACK_ERROR_MASK)) + info->flags |= IEEE80211_TX_STAT_ACK; - info->status.ampdu_len = 1; - info->status.ampdu_ack_len = - !!(info->flags & IEEE80211_TX_STAT_ACK); + info->status.ampdu_len = 1; + info->status.ampdu_ack_len = + !!(info->flags & IEEE80211_TX_STAT_ACK); - info->status.rates[0].idx = -1; + info->status.rates[0].idx = -1; + } } if (mtk_wed_device_active(&dev->mt76.mmio.wed) && wcid->sta) { @@ -2527,6 +2531,34 @@ static int mt7996_mac_check_twt_req(struct ieee80211_twt_setup *twt) return 0; } +static bool +mt7996_mac_twt_param_equal(struct mt7996_sta *msta, + struct ieee80211_twt_params *twt_agrt) +{ + u16 type = le16_to_cpu(twt_agrt->req_type); + u8 exp; + int i; + + exp = FIELD_GET(IEEE80211_TWT_REQTYPE_WAKE_INT_EXP, type); + for (i = 0; i < MT7996_MAX_STA_TWT_AGRT; i++) { + struct mt7996_twt_flow *f; + + if (!(msta->twt.flowid_mask & BIT(i))) + continue; + + f = &msta->twt.flow[i]; + if (f->duration == twt_agrt->min_twt_dur && + f->mantissa == twt_agrt->mantissa && + f->exp == exp && + f->protection == !!(type & IEEE80211_TWT_REQTYPE_PROTECTION) && + f->flowtype == !!(type & IEEE80211_TWT_REQTYPE_FLOWTYPE) && + f->trigger == !!(type & IEEE80211_TWT_REQTYPE_TRIGGER)) + return true; + } + + return false; +} + void mt7996_mac_add_twt_setup(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct ieee80211_twt_setup *twt) @@ -2538,8 +2570,7 @@ void mt7996_mac_add_twt_setup(struct ieee80211_hw *hw, enum ieee80211_twt_setup_cmd sta_setup_cmd; struct mt7996_dev *dev = mt7996_hw_dev(hw); struct mt7996_twt_flow *flow; - int flowid, table_id; - u8 exp; + u8 flowid, table_id, exp; if (mt7996_mac_check_twt_req(twt)) goto out; @@ -2552,9 +2583,19 @@ void mt7996_mac_add_twt_setup(struct ieee80211_hw *hw, if (hweight8(msta->twt.flowid_mask) == ARRAY_SIZE(msta->twt.flow)) goto unlock; + if (twt_agrt->min_twt_dur < MT7996_MIN_TWT_DUR) { + setup_cmd = TWT_SETUP_CMD_DICTATE; + twt_agrt->min_twt_dur = MT7996_MIN_TWT_DUR; + goto unlock; + } + + if (mt7996_mac_twt_param_equal(msta, twt_agrt)) + goto unlock; + flowid = ffs(~msta->twt.flowid_mask) - 1; - le16p_replace_bits(&twt_agrt->req_type, flowid, - IEEE80211_TWT_REQTYPE_FLOWID); + twt_agrt->req_type &= ~cpu_to_le16(IEEE80211_TWT_REQTYPE_FLOWID); + twt_agrt->req_type |= le16_encode_bits(flowid, + IEEE80211_TWT_REQTYPE_FLOWID); table_id = ffs(~dev->twt.table_mask) - 1; exp = FIELD_GET(IEEE80211_TWT_REQTYPE_WAKE_INT_EXP, req_type); @@ -2601,10 +2642,10 @@ void mt7996_mac_add_twt_setup(struct ieee80211_hw *hw, unlock: mutex_unlock(&dev->mt76.mutex); out: - le16p_replace_bits(&twt_agrt->req_type, setup_cmd, - IEEE80211_TWT_REQTYPE_SETUP_CMD); - twt->control = (twt->control & IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT) | - (twt->control & IEEE80211_TWT_CONTROL_RX_DISABLED); + twt_agrt->req_type &= ~cpu_to_le16(IEEE80211_TWT_REQTYPE_SETUP_CMD); + twt_agrt->req_type |= + le16_encode_bits(setup_cmd, IEEE80211_TWT_REQTYPE_SETUP_CMD); + twt->control = twt->control & IEEE80211_TWT_CONTROL_RX_DISABLED; } void mt7996_mac_twt_teardown_flow(struct mt7996_dev *dev, diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c index 51deea84b642..f7da8d6dd903 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c @@ -350,9 +350,12 @@ static int mt7996_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, case WLAN_CIPHER_SUITE_GCMP: case WLAN_CIPHER_SUITE_GCMP_256: case WLAN_CIPHER_SUITE_SMS4: + break; case WLAN_CIPHER_SUITE_BIP_GMAC_128: case WLAN_CIPHER_SUITE_BIP_GMAC_256: - break; + if (key->keyidx == 6 || key->keyidx == 7) + break; + fallthrough; case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: default: @@ -1450,6 +1453,10 @@ mt7996_net_fill_forward_path(struct ieee80211_hw *hw, #endif const struct ieee80211_ops mt7996_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt7996_tx, .start = mt7996_start, .stop = mt7996_stop, @@ -1495,6 +1502,6 @@ const struct ieee80211_ops mt7996_ops = { .set_radar_background = mt7996_set_radar_background, #ifdef CONFIG_NET_MEDIATEK_SOC_WED .net_fill_forward_path = mt7996_net_fill_forward_path, - .net_setup_tc = mt76_net_setup_tc, + .net_setup_tc = mt76_wed_net_setup_tc, #endif }; diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c index 3c729b563edc..b44abe2acc81 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c @@ -341,7 +341,7 @@ mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION) return; - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); } static void @@ -732,13 +732,10 @@ void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb) static struct tlv * mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len) { - struct tlv *ptlv, tlv = { - .tag = cpu_to_le16(tag), - .len = cpu_to_le16(len), - }; + struct tlv *ptlv = skb_put(skb, len); - ptlv = skb_put(skb, len); - memcpy(ptlv, &tlv, sizeof(tlv)); + ptlv->tag = cpu_to_le16(tag); + ptlv->len = cpu_to_le16(len); return ptlv; } @@ -1240,6 +1237,9 @@ mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) static void mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) { + struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct ieee80211_vif *vif = container_of((void *)msta->vif, + struct ieee80211_vif, drv_priv); struct ieee80211_eht_mcs_nss_supp *mcs_map; struct ieee80211_eht_cap_elem_fixed *elem; struct sta_rec_eht *eht; @@ -1259,8 +1259,17 @@ mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); - if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) - memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, sizeof(eht->mcs_map_bw20)); + if (vif->type != NL80211_IFTYPE_STATION && + (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & + (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { + memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, + sizeof(eht->mcs_map_bw20)); + return; + } + memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320)); @@ -2510,7 +2519,7 @@ int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, info = IEEE80211_SKB_CB(skb); info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); - len = sizeof(*bcn) + MT_TXD_SIZE + skb->len; + len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + skb->len, 4); tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len); bcn = (struct bss_bcn_content_tlv *)tlv; bcn->enable = en; @@ -2579,8 +2588,7 @@ int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev, info->band = band; info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx); - len = sizeof(*discov) + MT_TXD_SIZE + skb->len; - + len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4); tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len); discov = (struct bss_inband_discovery_tlv *)tlv; @@ -3539,7 +3547,7 @@ int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset) u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12)); u8 *buf = (u8 *)dev->mt76.eeprom.data + addr; - skb_pull(skb, 64); + skb_pull(skb, 48); memcpy(buf, skb->data, MT7996_EEPROM_BLOCK_SIZE); } @@ -4477,7 +4485,8 @@ int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) skb_put_data(skb, &req, sizeof(req)); /* cck and ofdm */ - skb_put_data(skb, &la.cck, sizeof(la.cck) + sizeof(la.ofdm)); + skb_put_data(skb, &la.cck, sizeof(la.cck)); + skb_put_data(skb, &la.ofdm, sizeof(la.ofdm)); /* ht20 */ skb_put_data(skb, &la.mcs[0], 8); /* ht40 */ diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h index 36cacc495c75..43468bcaffc6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h @@ -800,10 +800,10 @@ enum { sizeof(struct sta_rec_hdr_trans) + \ sizeof(struct tlv)) -#define MT7996_MAX_BEACON_SIZE 1342 +#define MT7996_MAX_BEACON_SIZE 1338 #define MT7996_BEACON_UPDATE_SIZE (sizeof(struct bss_req_hdr) + \ sizeof(struct bss_bcn_content_tlv) + \ - MT_TXD_SIZE + \ + 4 + MT_TXD_SIZE + \ sizeof(struct bss_bcn_cntdwn_tlv) + \ sizeof(struct bss_bcn_mbss_tlv)) #define MT7996_MAX_BSS_OFFLOAD_SIZE (MT7996_MAX_BEACON_SIZE + \ diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c index c50d89a445e9..304e5fd14803 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c @@ -140,7 +140,6 @@ static u32 mt7996_reg_map_l1(struct mt7996_dev *dev, u32 addr) u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); - dev->reg_l1_backup = dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L1); dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, FIELD_PREP(MT_HIF_REMAP_L1_MASK, base)); @@ -155,7 +154,6 @@ static u32 mt7996_reg_map_l2(struct mt7996_dev *dev, u32 addr) u32 offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr); u32 base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr); - dev->reg_l2_backup = dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L2); dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2, MT_HIF_REMAP_L2_MASK, FIELD_PREP(MT_HIF_REMAP_L2_MASK, base)); @@ -165,26 +163,10 @@ static u32 mt7996_reg_map_l2(struct mt7996_dev *dev, u32 addr) return MT_HIF_REMAP_BASE_L2 + offset; } -static void mt7996_reg_remap_restore(struct mt7996_dev *dev) -{ - /* remap to ori status */ - if (unlikely(dev->reg_l1_backup)) { - dev->bus_ops->wr(&dev->mt76, MT_HIF_REMAP_L1, dev->reg_l1_backup); - dev->reg_l1_backup = 0; - } - - if (dev->reg_l2_backup) { - dev->bus_ops->wr(&dev->mt76, MT_HIF_REMAP_L2, dev->reg_l2_backup); - dev->reg_l2_backup = 0; - } -} - static u32 __mt7996_reg_addr(struct mt7996_dev *dev, u32 addr) { int i; - mt7996_reg_remap_restore(dev); - if (addr < 0x100000) return addr; @@ -201,6 +183,11 @@ static u32 __mt7996_reg_addr(struct mt7996_dev *dev, u32 addr) return dev->reg.map[i].mapped + ofs; } + return 0; +} + +static u32 __mt7996_reg_remap_addr(struct mt7996_dev *dev, u32 addr) +{ if ((addr >= MT_INFRA_BASE && addr < MT_WFSYS0_PHY_START) || (addr >= MT_WFSYS0_PHY_START && addr < MT_WFSYS1_PHY_START) || (addr >= MT_WFSYS1_PHY_START && addr <= MT_WFSYS1_PHY_END)) @@ -225,28 +212,60 @@ void mt7996_memcpy_fromio(struct mt7996_dev *dev, void *buf, u32 offset, { u32 addr = __mt7996_reg_addr(dev, offset); - memcpy_fromio(buf, dev->mt76.mmio.regs + addr, len); + if (addr) { + memcpy_fromio(buf, dev->mt76.mmio.regs + addr, len); + return; + } + + spin_lock_bh(&dev->reg_lock); + memcpy_fromio(buf, dev->mt76.mmio.regs + + __mt7996_reg_remap_addr(dev, offset), len); + spin_unlock_bh(&dev->reg_lock); } static u32 mt7996_rr(struct mt76_dev *mdev, u32 offset) { struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); + u32 addr = __mt7996_reg_addr(dev, offset), val; + + if (addr) + return dev->bus_ops->rr(mdev, addr); - return dev->bus_ops->rr(mdev, __mt7996_reg_addr(dev, offset)); + spin_lock_bh(&dev->reg_lock); + val = dev->bus_ops->rr(mdev, __mt7996_reg_remap_addr(dev, offset)); + spin_unlock_bh(&dev->reg_lock); + + return val; } static void mt7996_wr(struct mt76_dev *mdev, u32 offset, u32 val) { struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); + u32 addr = __mt7996_reg_addr(dev, offset); - dev->bus_ops->wr(mdev, __mt7996_reg_addr(dev, offset), val); + if (addr) { + dev->bus_ops->wr(mdev, addr, val); + return; + } + + spin_lock_bh(&dev->reg_lock); + dev->bus_ops->wr(mdev, __mt7996_reg_remap_addr(dev, offset), val); + spin_unlock_bh(&dev->reg_lock); } static u32 mt7996_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) { struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); + u32 addr = __mt7996_reg_addr(dev, offset); + + if (addr) + return dev->bus_ops->rmw(mdev, addr, mask, val); + + spin_lock_bh(&dev->reg_lock); + val = dev->bus_ops->rmw(mdev, __mt7996_reg_remap_addr(dev, offset), mask, val); + spin_unlock_bh(&dev->reg_lock); - return dev->bus_ops->rmw(mdev, __mt7996_reg_addr(dev, offset), mask, val); + return val; } #ifdef CONFIG_NET_MEDIATEK_SOC_WED @@ -391,13 +410,13 @@ int mt7996_mmio_wed_init(struct mt7996_dev *dev, void *pdev_ptr, wed->wlan.amsdu_max_len = 1536; wed->wlan.init_buf = mt7996_wed_init_buf; - wed->wlan.init_rx_buf = mt76_mmio_wed_init_rx_buf; - wed->wlan.release_rx_buf = mt76_mmio_wed_release_rx_buf; - wed->wlan.offload_enable = mt76_mmio_wed_offload_enable; - wed->wlan.offload_disable = mt76_mmio_wed_offload_disable; + wed->wlan.init_rx_buf = mt76_wed_init_rx_buf; + wed->wlan.release_rx_buf = mt76_wed_release_rx_buf; + wed->wlan.offload_enable = mt76_wed_offload_enable; + wed->wlan.offload_disable = mt76_wed_offload_disable; if (!hif2) { wed->wlan.reset = mt7996_mmio_wed_reset; - wed->wlan.reset_complete = mt76_mmio_wed_reset_complete; + wed->wlan.reset_complete = mt76_wed_reset_complete; } if (mtk_wed_device_attach(wed)) @@ -421,6 +440,7 @@ static int mt7996_mmio_init(struct mt76_dev *mdev, dev = container_of(mdev, struct mt7996_dev, mt76); mt76_mmio_init(&dev->mt76, mem_base); + spin_lock_init(&dev->reg_lock); switch (device_id) { case 0x7990: @@ -650,4 +670,5 @@ static void __exit mt7996_exit(void) module_init(mt7996_init); module_exit(mt7996_exit); +MODULE_DESCRIPTION("MediaTek MT7996 MMIO helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h index bc73bcb47bf0..36d1f247d55a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h @@ -53,6 +53,7 @@ #define MT7996_MAX_TWT_AGRT 16 #define MT7996_MAX_STA_TWT_AGRT 8 +#define MT7996_MIN_TWT_DUR 64 #define MT7996_MAX_QUEUE (__MT_RXQ_MAX + __MT_MCUQ_MAX + 3) /* NOTE: used to map mt76_rates. idx may change if firmware expands table */ @@ -320,12 +321,11 @@ struct mt7996_dev { struct rchan *relay_fwlog; struct { - u8 table_mask; + u16 table_mask; u8 n_agrt; } twt; - u32 reg_l1_backup; - u32 reg_l2_backup; + spinlock_t reg_lock; u8 wtbl_size_group; }; diff --git a/drivers/net/wireless/mediatek/mt76/sdio.c b/drivers/net/wireless/mediatek/mt76/sdio.c index c52d550f0c32..3e88798df017 100644 --- a/drivers/net/wireless/mediatek/mt76/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/sdio.c @@ -672,4 +672,5 @@ EXPORT_SYMBOL_GPL(mt76s_init); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT76x SDIO helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 1584665fe3cb..342c3aea549d 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -767,7 +767,7 @@ static void mt76u_status_worker(struct mt76_worker *w) if (!test_bit(MT76_STATE_RUNNING, &dev->phy.state)) return; - for (i = 0; i < IEEE80211_NUM_ACS; i++) { + for (i = 0; i <= MT_TXQ_PSD; i++) { q = dev->phy.q_tx[i]; if (!q) continue; @@ -872,9 +872,8 @@ mt76u_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, if (err < 0) return err; - mt76u_fill_bulk_urb(dev, USB_DIR_OUT, q2ep(q->hw_idx), - q->entry[idx].urb, mt76u_complete_tx, - &q->entry[idx]); + mt76u_fill_bulk_urb(dev, USB_DIR_OUT, q->ep, q->entry[idx].urb, + mt76u_complete_tx, &q->entry[idx]); q->head = (q->head + 1) % q->ndesc; q->entry[idx].skb = tx_info.skb; @@ -906,9 +905,13 @@ static void mt76u_tx_kick(struct mt76_dev *dev, struct mt76_queue *q) } } -static u8 mt76u_ac_to_hwq(struct mt76_dev *dev, u8 ac) +static void +mt76u_ac_to_hwq(struct mt76_dev *dev, struct mt76_queue *q, u8 qid) { - if (mt76_chip(dev) == 0x7663) { + u8 ac = qid < IEEE80211_NUM_ACS ? qid : IEEE80211_AC_BE; + + switch (mt76_chip(dev)) { + case 0x7663: { static const u8 lmac_queue_map[] = { /* ac to lmac mapping */ [IEEE80211_AC_BK] = 0, @@ -917,33 +920,36 @@ static u8 mt76u_ac_to_hwq(struct mt76_dev *dev, u8 ac) [IEEE80211_AC_VO] = 4, }; - if (WARN_ON(ac >= ARRAY_SIZE(lmac_queue_map))) - return 1; /* BE */ - - return lmac_queue_map[ac]; + q->hw_idx = lmac_queue_map[ac]; + q->ep = q->hw_idx + 1; + break; + } + case 0x7961: + case 0x7925: + q->hw_idx = mt76_ac_to_hwq(ac); + q->ep = qid == MT_TXQ_PSD ? MT_EP_OUT_HCCA : q->hw_idx + 1; + break; + default: + q->hw_idx = mt76_ac_to_hwq(ac); + q->ep = q->hw_idx + 1; + break; } - - return mt76_ac_to_hwq(ac); } static int mt76u_alloc_tx(struct mt76_dev *dev) { - struct mt76_queue *q; - int i, j, err; + int i; for (i = 0; i <= MT_TXQ_PSD; i++) { - if (i >= IEEE80211_NUM_ACS) { - dev->phy.q_tx[i] = dev->phy.q_tx[0]; - continue; - } + struct mt76_queue *q; + int j, err; q = devm_kzalloc(dev->dev, sizeof(*q), GFP_KERNEL); if (!q) return -ENOMEM; spin_lock_init(&q->lock); - q->hw_idx = mt76u_ac_to_hwq(dev, i); - + mt76u_ac_to_hwq(dev, q, i); dev->phy.q_tx[i] = q; q->entry = devm_kcalloc(dev->dev, @@ -969,7 +975,7 @@ static void mt76u_free_tx(struct mt76_dev *dev) mt76_worker_teardown(&dev->usb.status_worker); - for (i = 0; i < IEEE80211_NUM_ACS; i++) { + for (i = 0; i <= MT_TXQ_PSD; i++) { struct mt76_queue *q; int j; @@ -999,7 +1005,7 @@ void mt76u_stop_tx(struct mt76_dev *dev) dev_err(dev->dev, "timed out waiting for pending tx\n"); - for (i = 0; i < IEEE80211_NUM_ACS; i++) { + for (i = 0; i <= MT_TXQ_PSD; i++) { q = dev->phy.q_tx[i]; if (!q) continue; @@ -1013,7 +1019,7 @@ void mt76u_stop_tx(struct mt76_dev *dev) /* On device removal we maight queue skb's, but mt76u_tx_kick() * will fail to submit urb, cleanup those skb's manually. */ - for (i = 0; i < IEEE80211_NUM_ACS; i++) { + for (i = 0; i <= MT_TXQ_PSD; i++) { q = dev->phy.q_tx[i]; if (!q) continue; @@ -1128,4 +1134,5 @@ int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf) EXPORT_SYMBOL_GPL(mt76u_init); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); +MODULE_DESCRIPTION("MediaTek MT76x USB helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/util.c b/drivers/net/wireless/mediatek/mt76/util.c index fc76c66ff1a5..d6c01a2dd198 100644 --- a/drivers/net/wireless/mediatek/mt76/util.c +++ b/drivers/net/wireless/mediatek/mt76/util.c @@ -138,4 +138,5 @@ int __mt76_worker_fn(void *ptr) } EXPORT_SYMBOL_GPL(__mt76_worker_fn); +MODULE_DESCRIPTION("MediaTek MT76x helpers"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/wed.c b/drivers/net/wireless/mediatek/mt76/wed.c new file mode 100644 index 000000000000..f89e4537555c --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/wed.c @@ -0,0 +1,213 @@ +// SPDX-License-Identifier: ISC +/* + * Copyright (C) 2023 Lorenzo Bianconi <lorenzo@kernel.org> + */ + +#include "mt76.h" +#include "dma.h" + +void mt76_wed_release_rx_buf(struct mtk_wed_device *wed) +{ + struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); + int i; + + for (i = 0; i < dev->rx_token_size; i++) { + struct mt76_txwi_cache *t; + + t = mt76_rx_token_release(dev, i); + if (!t || !t->ptr) + continue; + + mt76_put_page_pool_buf(t->ptr, false); + t->ptr = NULL; + + mt76_put_rxwi(dev, t); + } + + mt76_free_pending_rxwi(dev); +} +EXPORT_SYMBOL_GPL(mt76_wed_release_rx_buf); + +#ifdef CONFIG_NET_MEDIATEK_SOC_WED +u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size) +{ + struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); + struct mtk_wed_bm_desc *desc = wed->rx_buf_ring.desc; + struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN]; + int i, len = SKB_WITH_OVERHEAD(q->buf_size); + struct mt76_txwi_cache *t = NULL; + + for (i = 0; i < size; i++) { + enum dma_data_direction dir; + dma_addr_t addr; + u32 offset; + int token; + void *buf; + + t = mt76_get_rxwi(dev); + if (!t) + goto unmap; + + buf = mt76_get_page_pool_buf(q, &offset, q->buf_size); + if (!buf) + goto unmap; + + addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset; + dir = page_pool_get_dma_dir(q->page_pool); + dma_sync_single_for_device(dev->dma_dev, addr, len, dir); + + desc->buf0 = cpu_to_le32(addr); + token = mt76_rx_token_consume(dev, buf, t, addr); + if (token < 0) { + mt76_put_page_pool_buf(buf, false); + goto unmap; + } + + token = FIELD_PREP(MT_DMA_CTL_TOKEN, token); +#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT + token |= FIELD_PREP(MT_DMA_CTL_SDP0_H, addr >> 32); +#endif + desc->token |= cpu_to_le32(token); + desc++; + } + + return 0; + +unmap: + if (t) + mt76_put_rxwi(dev, t); + mt76_wed_release_rx_buf(wed); + + return -ENOMEM; +} +EXPORT_SYMBOL_GPL(mt76_wed_init_rx_buf); + +int mt76_wed_offload_enable(struct mtk_wed_device *wed) +{ + struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); + + spin_lock_bh(&dev->token_lock); + dev->token_size = wed->wlan.token_start; + spin_unlock_bh(&dev->token_lock); + + return !wait_event_timeout(dev->tx_wait, !dev->wed_token_count, HZ); +} +EXPORT_SYMBOL_GPL(mt76_wed_offload_enable); + +int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset) +{ + int ret = 0, type, ring; + u16 flags; + + if (!q || !q->ndesc) + return -EINVAL; + + flags = q->flags; + if (!q->wed || !mtk_wed_device_active(q->wed)) + q->flags &= ~MT_QFLAG_WED; + + if (!(q->flags & MT_QFLAG_WED)) + return 0; + + type = FIELD_GET(MT_QFLAG_WED_TYPE, q->flags); + ring = FIELD_GET(MT_QFLAG_WED_RING, q->flags); + + switch (type) { + case MT76_WED_Q_TX: + ret = mtk_wed_device_tx_ring_setup(q->wed, ring, q->regs, + reset); + if (!ret) + q->wed_regs = q->wed->tx_ring[ring].reg_base; + break; + case MT76_WED_Q_TXFREE: + /* WED txfree queue needs ring to be initialized before setup */ + q->flags = 0; + mt76_dma_queue_reset(dev, q); + mt76_dma_rx_fill(dev, q, false); + + ret = mtk_wed_device_txfree_ring_setup(q->wed, q->regs); + if (!ret) + q->wed_regs = q->wed->txfree_ring.reg_base; + break; + case MT76_WED_Q_RX: + ret = mtk_wed_device_rx_ring_setup(q->wed, ring, q->regs, + reset); + if (!ret) + q->wed_regs = q->wed->rx_ring[ring].reg_base; + break; + case MT76_WED_RRO_Q_DATA: + q->flags &= ~MT_QFLAG_WED; + __mt76_dma_queue_reset(dev, q, false); + mtk_wed_device_rro_rx_ring_setup(q->wed, ring, q->regs); + q->head = q->ndesc - 1; + q->queued = q->head; + break; + case MT76_WED_RRO_Q_MSDU_PG: + q->flags &= ~MT_QFLAG_WED; + __mt76_dma_queue_reset(dev, q, false); + mtk_wed_device_msdu_pg_rx_ring_setup(q->wed, ring, q->regs); + q->head = q->ndesc - 1; + q->queued = q->head; + break; + case MT76_WED_RRO_Q_IND: + q->flags &= ~MT_QFLAG_WED; + mt76_dma_queue_reset(dev, q); + mt76_dma_rx_fill(dev, q, false); + mtk_wed_device_ind_rx_ring_setup(q->wed, q->regs); + break; + default: + ret = -EINVAL; + break; + } + q->flags = flags; + + return ret; +} +EXPORT_SYMBOL_GPL(mt76_wed_dma_setup); +#endif /*CONFIG_NET_MEDIATEK_SOC_WED */ + +void mt76_wed_offload_disable(struct mtk_wed_device *wed) +{ + struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); + + spin_lock_bh(&dev->token_lock); + dev->token_size = dev->drv->token_size; + spin_unlock_bh(&dev->token_lock); +} +EXPORT_SYMBOL_GPL(mt76_wed_offload_disable); + +void mt76_wed_reset_complete(struct mtk_wed_device *wed) +{ + struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); + + complete(&dev->mmio.wed_reset_complete); +} +EXPORT_SYMBOL_GPL(mt76_wed_reset_complete); + +int mt76_wed_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct net_device *netdev, enum tc_setup_type type, + void *type_data) +{ + struct mt76_phy *phy = hw->priv; + struct mtk_wed_device *wed = &phy->dev->mmio.wed; + + if (!mtk_wed_device_active(wed)) + return -EOPNOTSUPP; + + return mtk_wed_device_setup_tc(wed, netdev, type, type_data); +} +EXPORT_SYMBOL_GPL(mt76_wed_net_setup_tc); + +void mt76_wed_dma_reset(struct mt76_dev *dev) +{ + struct mt76_mmio *mmio = &dev->mmio; + + if (!test_bit(MT76_STATE_WED_RESET, &dev->phy.state)) + return; + + complete(&mmio->wed_reset); + + if (!wait_for_completion_timeout(&mmio->wed_reset_complete, 3 * HZ)) + dev_err(dev->dev, "wed reset complete timeout\n"); +} +EXPORT_SYMBOL_GPL(mt76_wed_dma_reset); diff --git a/drivers/net/wireless/mediatek/mt7601u/main.c b/drivers/net/wireless/mediatek/mt7601u/main.c index c8d332456a6b..a7330576486b 100644 --- a/drivers/net/wireless/mediatek/mt7601u/main.c +++ b/drivers/net/wireless/mediatek/mt7601u/main.c @@ -405,6 +405,10 @@ out: } const struct ieee80211_ops mt7601u_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = mt7601u_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = mt7601u_start, diff --git a/drivers/net/wireless/microchip/wilc1000/cfg80211.c b/drivers/net/wireless/microchip/wilc1000/cfg80211.c index ad2509d8c99a..089102ed9ae5 100644 --- a/drivers/net/wireless/microchip/wilc1000/cfg80211.c +++ b/drivers/net/wireless/microchip/wilc1000/cfg80211.c @@ -356,7 +356,7 @@ static int connect(struct wiphy *wiphy, struct net_device *dev, memcpy(vif->auth.ssid.ssid, sme->ssid, sme->ssid_len); vif->auth.ssid.ssid_len = sme->ssid_len; } - vif->auth.key_mgmt_suite = cpu_to_be32(sme->crypto.akm_suites[0]); + vif->auth.key_mgmt_suite = sme->crypto.akm_suites[0]; ether_addr_copy(vif->auth.bssid, sme->bssid); break; @@ -1518,7 +1518,7 @@ static struct wilc_vif *wilc_get_vif_from_type(struct wilc *wl, int type) { struct wilc_vif *vif; - list_for_each_entry_rcu(vif, &wl->vif_list, list) { + wilc_for_each_vif(wl, vif) { if (vif->iftype == type) return vif; } @@ -1609,7 +1609,6 @@ static int del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) cfg80211_unregister_netdevice(vif->ndev); vif->monitor_flag = 0; - wilc_set_operation_mode(vif, 0, 0, 0); mutex_lock(&wl->vif_mutex); list_del_rcu(&vif->list); wl->vif_num--; @@ -1804,15 +1803,24 @@ int wilc_cfg80211_init(struct wilc **wilc, struct device *dev, int io_type, INIT_LIST_HEAD(&wl->rxq_head.list); INIT_LIST_HEAD(&wl->vif_list); + wl->hif_workqueue = alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, + wiphy_name(wl->wiphy)); + if (!wl->hif_workqueue) { + ret = -ENOMEM; + goto free_cfg; + } vif = wilc_netdev_ifc_init(wl, "wlan%d", WILC_STATION_MODE, NL80211_IFTYPE_STATION, false); if (IS_ERR(vif)) { ret = PTR_ERR(vif); - goto free_cfg; + goto free_hq; } return 0; +free_hq: + destroy_workqueue(wl->hif_workqueue); + free_cfg: wilc_wlan_cfg_deinit(wl); diff --git a/drivers/net/wireless/microchip/wilc1000/hif.c b/drivers/net/wireless/microchip/wilc1000/hif.c index 839f142663e8..f1085ccb7eed 100644 --- a/drivers/net/wireless/microchip/wilc1000/hif.c +++ b/drivers/net/wireless/microchip/wilc1000/hif.c @@ -107,7 +107,7 @@ static struct wilc_vif *wilc_get_vif_from_idx(struct wilc *wilc, int idx) if (index < 0 || index >= WILC_NUM_CONCURRENT_IFC) return NULL; - list_for_each_entry_rcu(vif, &wilc->vif_list, list) { + wilc_for_each_vif(wilc, vif) { if (vif->idx == index) return vif; } @@ -377,38 +377,49 @@ struct wilc_join_bss_param * wilc_parse_join_bss_param(struct cfg80211_bss *bss, struct cfg80211_crypto_settings *crypto) { - struct wilc_join_bss_param *param; - struct ieee80211_p2p_noa_attr noa_attr; - u8 rates_len = 0; - const u8 *tim_elm, *ssid_elm, *rates_ie, *supp_rates_ie; + const u8 *ies_data, *tim_elm, *ssid_elm, *rates_ie, *supp_rates_ie; const u8 *ht_ie, *wpa_ie, *wmm_ie, *rsn_ie; + struct ieee80211_p2p_noa_attr noa_attr; + const struct cfg80211_bss_ies *ies; + struct wilc_join_bss_param *param; + u8 rates_len = 0, ies_len; int ret; - const struct cfg80211_bss_ies *ies = rcu_dereference(bss->ies); param = kzalloc(sizeof(*param), GFP_KERNEL); if (!param) return NULL; + rcu_read_lock(); + ies = rcu_dereference(bss->ies); + ies_data = kmemdup(ies->data, ies->len, GFP_ATOMIC); + if (!ies_data) { + rcu_read_unlock(); + kfree(param); + return NULL; + } + ies_len = ies->len; + rcu_read_unlock(); + param->beacon_period = cpu_to_le16(bss->beacon_interval); param->cap_info = cpu_to_le16(bss->capability); param->bss_type = WILC_FW_BSS_TYPE_INFRA; param->ch = ieee80211_frequency_to_channel(bss->channel->center_freq); ether_addr_copy(param->bssid, bss->bssid); - ssid_elm = cfg80211_find_ie(WLAN_EID_SSID, ies->data, ies->len); + ssid_elm = cfg80211_find_ie(WLAN_EID_SSID, ies_data, ies_len); if (ssid_elm) { if (ssid_elm[1] <= IEEE80211_MAX_SSID_LEN) memcpy(param->ssid, ssid_elm + 2, ssid_elm[1]); } - tim_elm = cfg80211_find_ie(WLAN_EID_TIM, ies->data, ies->len); + tim_elm = cfg80211_find_ie(WLAN_EID_TIM, ies_data, ies_len); if (tim_elm && tim_elm[1] >= 2) param->dtim_period = tim_elm[3]; memset(param->p_suites, 0xFF, 3); memset(param->akm_suites, 0xFF, 3); - rates_ie = cfg80211_find_ie(WLAN_EID_SUPP_RATES, ies->data, ies->len); + rates_ie = cfg80211_find_ie(WLAN_EID_SUPP_RATES, ies_data, ies_len); if (rates_ie) { rates_len = rates_ie[1]; if (rates_len > WILC_MAX_RATES_SUPPORTED) @@ -419,7 +430,7 @@ wilc_parse_join_bss_param(struct cfg80211_bss *bss, if (rates_len < WILC_MAX_RATES_SUPPORTED) { supp_rates_ie = cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, - ies->data, ies->len); + ies_data, ies_len); if (supp_rates_ie) { u8 ext_rates = supp_rates_ie[1]; @@ -434,11 +445,11 @@ wilc_parse_join_bss_param(struct cfg80211_bss *bss, } } - ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, ies->data, ies->len); + ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, ies_data, ies_len); if (ht_ie) param->ht_capable = true; - ret = cfg80211_get_p2p_attr(ies->data, ies->len, + ret = cfg80211_get_p2p_attr(ies_data, ies_len, IEEE80211_P2P_ATTR_ABSENCE_NOTICE, (u8 *)&noa_attr, sizeof(noa_attr)); if (ret > 0) { @@ -462,7 +473,7 @@ wilc_parse_join_bss_param(struct cfg80211_bss *bss, } wmm_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, WLAN_OUI_TYPE_MICROSOFT_WMM, - ies->data, ies->len); + ies_data, ies_len); if (wmm_ie) { struct ieee80211_wmm_param_ie *ie; @@ -477,13 +488,13 @@ wilc_parse_join_bss_param(struct cfg80211_bss *bss, wpa_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, WLAN_OUI_TYPE_MICROSOFT_WPA, - ies->data, ies->len); + ies_data, ies_len); if (wpa_ie) { param->mode_802_11i = 1; param->rsn_found = true; } - rsn_ie = cfg80211_find_ie(WLAN_EID_RSN, ies->data, ies->len); + rsn_ie = cfg80211_find_ie(WLAN_EID_RSN, ies_data, ies_len); if (rsn_ie) { int rsn_ie_len = sizeof(struct element) + rsn_ie[1]; int offset = 8; @@ -517,6 +528,7 @@ wilc_parse_join_bss_param(struct cfg80211_bss *bss, param->akm_suites[i] = crypto->akm_suites[i] & 0xFF; } + kfree(ies_data); return (void *)param; } @@ -1555,26 +1567,28 @@ int wilc_deinit(struct wilc_vif *vif) void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length) { - int result; - struct host_if_msg *msg; - int id; struct host_if_drv *hif_drv; + struct host_if_msg *msg; struct wilc_vif *vif; + int srcu_idx; + int result; + int id; id = get_unaligned_le32(&buffer[length - 4]); + srcu_idx = srcu_read_lock(&wilc->srcu); vif = wilc_get_vif_from_idx(wilc, id); if (!vif) - return; - hif_drv = vif->hif_drv; + goto out; + hif_drv = vif->hif_drv; if (!hif_drv) { netdev_err(vif->ndev, "driver not init[%p]\n", hif_drv); - return; + goto out; } msg = wilc_alloc_work(vif, handle_rcvd_ntwrk_info, false); if (IS_ERR(msg)) - return; + goto out; msg->body.net_info.frame_len = get_unaligned_le16(&buffer[6]) - 1; msg->body.net_info.rssi = buffer[8]; @@ -1583,7 +1597,7 @@ void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length) GFP_KERNEL); if (!msg->body.net_info.mgmt) { kfree(msg); - return; + goto out; } result = wilc_enqueue_work(msg); @@ -1592,43 +1606,41 @@ void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length) kfree(msg->body.net_info.mgmt); kfree(msg); } +out: + srcu_read_unlock(&wilc->srcu, srcu_idx); } void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length) { - int result; - struct host_if_msg *msg; - int id; struct host_if_drv *hif_drv; + struct host_if_msg *msg; struct wilc_vif *vif; + int srcu_idx; + int result; + int id; mutex_lock(&wilc->deinit_lock); id = get_unaligned_le32(&buffer[length - 4]); + srcu_idx = srcu_read_lock(&wilc->srcu); vif = wilc_get_vif_from_idx(wilc, id); - if (!vif) { - mutex_unlock(&wilc->deinit_lock); - return; - } + if (!vif) + goto out; hif_drv = vif->hif_drv; if (!hif_drv) { - mutex_unlock(&wilc->deinit_lock); - return; + goto out; } if (!hif_drv->conn_info.conn_result) { netdev_err(vif->ndev, "%s: conn_result is NULL\n", __func__); - mutex_unlock(&wilc->deinit_lock); - return; + goto out; } msg = wilc_alloc_work(vif, handle_rcvd_gnrl_async_info, false); - if (IS_ERR(msg)) { - mutex_unlock(&wilc->deinit_lock); - return; - } + if (IS_ERR(msg)) + goto out; msg->body.mac_info.status = buffer[7]; result = wilc_enqueue_work(msg); @@ -1636,32 +1648,36 @@ void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length) netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__); kfree(msg); } - +out: + srcu_read_unlock(&wilc->srcu, srcu_idx); mutex_unlock(&wilc->deinit_lock); } void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length) { - int result; - int id; struct host_if_drv *hif_drv; struct wilc_vif *vif; + int srcu_idx; + int result; + int id; id = get_unaligned_le32(&buffer[length - 4]); + srcu_idx = srcu_read_lock(&wilc->srcu); vif = wilc_get_vif_from_idx(wilc, id); if (!vif) - return; - hif_drv = vif->hif_drv; + goto out; - if (!hif_drv) - return; + hif_drv = vif->hif_drv; + if (!hif_drv) { + goto out; + } if (hif_drv->usr_scan_req.scan_result) { struct host_if_msg *msg; msg = wilc_alloc_work(vif, handle_scan_complete, false); if (IS_ERR(msg)) - return; + goto out; result = wilc_enqueue_work(msg); if (result) { @@ -1670,6 +1686,8 @@ void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length) kfree(msg); } } +out: + srcu_read_unlock(&wilc->srcu, srcu_idx); } int wilc_remain_on_channel(struct wilc_vif *vif, u64 cookie, u16 chan, diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.c b/drivers/net/wireless/microchip/wilc1000/netdev.c index 91d71e0f7ef2..710e29bea560 100644 --- a/drivers/net/wireless/microchip/wilc1000/netdev.c +++ b/drivers/net/wireless/microchip/wilc1000/netdev.c @@ -96,7 +96,7 @@ static struct net_device *get_if_handler(struct wilc *wilc, u8 *mac_header) struct wilc_vif *vif; struct ieee80211_hdr *h = (struct ieee80211_hdr *)mac_header; - list_for_each_entry_rcu(vif, &wilc->vif_list, list) { + wilc_for_each_vif(wilc, vif) { if (vif->iftype == WILC_STATION_MODE) if (ether_addr_equal_unaligned(h->addr2, vif->bssid)) { ndev = vif->ndev; @@ -132,7 +132,7 @@ int wilc_wlan_get_num_conn_ifcs(struct wilc *wilc) struct wilc_vif *vif; srcu_idx = srcu_read_lock(&wilc->srcu); - list_for_each_entry_rcu(vif, &wilc->vif_list, list) { + wilc_for_each_vif(wilc, vif) { if (!is_zero_ether_addr(vif->bssid)) ret_val++; } @@ -140,6 +140,19 @@ int wilc_wlan_get_num_conn_ifcs(struct wilc *wilc) return ret_val; } +static void wilc_wake_tx_queues(struct wilc *wl) +{ + int srcu_idx; + struct wilc_vif *ifc; + + srcu_idx = srcu_read_lock(&wl->srcu); + wilc_for_each_vif(wl, ifc) { + if (ifc->mac_opened && netif_queue_stopped(ifc->ndev)) + netif_wake_queue(ifc->ndev); + } + srcu_read_unlock(&wl->srcu, srcu_idx); +} + static int wilc_txq_task(void *vp) { int ret; @@ -160,17 +173,7 @@ static int wilc_txq_task(void *vp) do { ret = wilc_wlan_handle_txq(wl, &txq_count); if (txq_count < FLOW_CONTROL_LOWER_THRESHOLD) { - int srcu_idx; - struct wilc_vif *ifc; - - srcu_idx = srcu_read_lock(&wl->srcu); - list_for_each_entry_rcu(ifc, &wl->vif_list, - list) { - if (ifc->mac_opened && - netif_queue_stopped(ifc->ndev)) - netif_wake_queue(ifc->ndev); - } - srcu_read_unlock(&wl->srcu, srcu_idx); + wilc_wake_tx_queues(wl); } if (ret != WILC_VMM_ENTRY_FULL_RETRY) break; @@ -284,7 +287,7 @@ static int wilc_init_fw_config(struct net_device *dev, struct wilc_vif *vif) if (!wilc_wlan_cfg_set(vif, 0, WID_11G_OPERATING_MODE, &b, 1, 0, 0)) goto fail; - b = WILC_FW_PREAMBLE_SHORT; + b = WILC_FW_PREAMBLE_AUTO; if (!wilc_wlan_cfg_set(vif, 0, WID_PREAMBLE, &b, 1, 0, 0)) goto fail; @@ -416,7 +419,7 @@ static int wilc_init_fw_config(struct net_device *dev, struct wilc_vif *vif) b = 1; if (!wilc_wlan_cfg_set(vif, 0, WID_11N_IMMEDIATE_BA_ENABLED, &b, 1, - 1, 1)) + 1, 0)) goto fail; return 0; @@ -665,7 +668,7 @@ static int wilc_set_mac_addr(struct net_device *dev, void *p) /* Verify MAC Address is not already in use: */ srcu_idx = srcu_read_lock(&wilc->srcu); - list_for_each_entry_rcu(tmp_vif, &wilc->vif_list, list) { + wilc_for_each_vif(wilc, tmp_vif) { wilc_get_mac_address(tmp_vif, mac_addr); if (ether_addr_equal(addr->sa_data, mac_addr)) { if (vif != tmp_vif) { @@ -768,7 +771,7 @@ netdev_tx_t wilc_mac_xmit(struct sk_buff *skb, struct net_device *ndev) struct wilc_vif *vif; srcu_idx = srcu_read_lock(&wilc->srcu); - list_for_each_entry_rcu(vif, &wilc->vif_list, list) { + wilc_for_each_vif(wilc, vif) { if (vif->mac_opened) netif_stop_queue(vif->ndev); } @@ -811,19 +814,21 @@ static int wilc_mac_close(struct net_device *ndev) void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size, u32 pkt_offset) { - unsigned int frame_len = 0; - int stats; unsigned char *buff_to_send = NULL; - struct sk_buff *skb; struct net_device *wilc_netdev; + unsigned int frame_len = 0; struct wilc_vif *vif; + struct sk_buff *skb; + int srcu_idx; + int stats; if (!wilc) return; + srcu_idx = srcu_read_lock(&wilc->srcu); wilc_netdev = get_if_handler(wilc, buff); if (!wilc_netdev) - return; + goto out; buff += pkt_offset; vif = netdev_priv(wilc_netdev); @@ -834,7 +839,7 @@ void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size, skb = dev_alloc_skb(frame_len); if (!skb) - return; + goto out; skb->dev = wilc_netdev; @@ -847,6 +852,8 @@ void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size, stats = netif_rx(skb); netdev_dbg(wilc_netdev, "netif_rx ret value is: %d\n", stats); } +out: + srcu_read_unlock(&wilc->srcu, srcu_idx); } void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size, bool is_auth) @@ -855,7 +862,7 @@ void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size, bool is_auth) struct wilc_vif *vif; srcu_idx = srcu_read_lock(&wilc->srcu); - list_for_each_entry_rcu(vif, &wilc->vif_list, list) { + wilc_for_each_vif(wilc, vif) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buff; u16 type = le16_to_cpup((__le16 *)buff); u32 type_bit = BIT(type >> 4); @@ -890,8 +897,7 @@ static const struct net_device_ops wilc_netdev_ops = { void wilc_netdev_cleanup(struct wilc *wilc) { - struct wilc_vif *vif; - int srcu_idx, ifc_cnt = 0; + struct wilc_vif *vif, *vif_tmp; if (!wilc) return; @@ -901,32 +907,19 @@ void wilc_netdev_cleanup(struct wilc *wilc) wilc->firmware = NULL; } - srcu_idx = srcu_read_lock(&wilc->srcu); - list_for_each_entry_rcu(vif, &wilc->vif_list, list) { + list_for_each_entry_safe(vif, vif_tmp, &wilc->vif_list, list) { + mutex_lock(&wilc->vif_mutex); + list_del_rcu(&vif->list); + wilc->vif_num--; + mutex_unlock(&wilc->vif_mutex); + synchronize_srcu(&wilc->srcu); if (vif->ndev) unregister_netdev(vif->ndev); } - srcu_read_unlock(&wilc->srcu, srcu_idx); wilc_wfi_deinit_mon_interface(wilc, false); destroy_workqueue(wilc->hif_workqueue); - while (ifc_cnt < WILC_NUM_CONCURRENT_IFC) { - mutex_lock(&wilc->vif_mutex); - if (wilc->vif_num <= 0) { - mutex_unlock(&wilc->vif_mutex); - break; - } - vif = wilc_get_wl_to_vif(wilc); - if (!IS_ERR(vif)) - list_del_rcu(&vif->list); - - wilc->vif_num--; - mutex_unlock(&wilc->vif_mutex); - synchronize_srcu(&wilc->srcu); - ifc_cnt++; - } - wilc_wlan_cfg_deinit(wilc); wlan_deinit_locks(wilc); wiphy_unregister(wilc->wiphy); @@ -941,7 +934,7 @@ static u8 wilc_get_available_idx(struct wilc *wl) int srcu_idx; srcu_idx = srcu_read_lock(&wl->srcu); - list_for_each_entry_rcu(vif, &wl->vif_list, list) { + wilc_for_each_vif(wl, vif) { if (vif->idx == 0) idx = 1; else @@ -989,13 +982,6 @@ struct wilc_vif *wilc_netdev_ifc_init(struct wilc *wl, const char *name, goto error; } - wl->hif_workqueue = alloc_ordered_workqueue("%s-wq", WQ_MEM_RECLAIM, - ndev->name); - if (!wl->hif_workqueue) { - ret = -ENOMEM; - goto unregister_netdev; - } - ndev->needs_free_netdev = true; vif->iftype = vif_type; vif->idx = wilc_get_available_idx(wl); @@ -1008,15 +994,15 @@ struct wilc_vif *wilc_netdev_ifc_init(struct wilc *wl, const char *name, return vif; -unregister_netdev: +error: if (rtnl_locked) cfg80211_unregister_netdevice(ndev); else unregister_netdev(ndev); - error: free_netdev(ndev); return ERR_PTR(ret); } +MODULE_DESCRIPTION("Atmel WILC1000 core wireless driver"); MODULE_LICENSE("GPL"); MODULE_FIRMWARE(WILC1000_FW(WILC1000_API_VER)); diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.h b/drivers/net/wireless/microchip/wilc1000/netdev.h index aafe3dc44ac6..5937d6d45695 100644 --- a/drivers/net/wireless/microchip/wilc1000/netdev.h +++ b/drivers/net/wireless/microchip/wilc1000/netdev.h @@ -13,6 +13,7 @@ #include <net/ieee80211_radiotap.h> #include <linux/if_arp.h> #include <linux/gpio/consumer.h> +#include <linux/rculist.h> #include "hif.h" #include "wlan.h" @@ -29,6 +30,11 @@ #define TX_BACKOFF_WEIGHT_MS 1 +#define wilc_for_each_vif(w, v) \ + struct wilc *_w = w; \ + list_for_each_entry_srcu(v, &_w->vif_list, list, \ + srcu_read_lock_held(&_w->srcu)) + struct wilc_wfi_stats { unsigned long rx_packets; unsigned long tx_packets; diff --git a/drivers/net/wireless/microchip/wilc1000/sdio.c b/drivers/net/wireless/microchip/wilc1000/sdio.c index 0d13e3e46e98..d6d394693090 100644 --- a/drivers/net/wireless/microchip/wilc1000/sdio.c +++ b/drivers/net/wireless/microchip/wilc1000/sdio.c @@ -984,4 +984,5 @@ static struct sdio_driver wilc_sdio_driver = { module_driver(wilc_sdio_driver, sdio_register_driver, sdio_unregister_driver); +MODULE_DESCRIPTION("Atmel WILC1000 SDIO wireless driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/wireless/microchip/wilc1000/spi.c b/drivers/net/wireless/microchip/wilc1000/spi.c index 77b4cdff73c3..61c3572ce321 100644 --- a/drivers/net/wireless/microchip/wilc1000/spi.c +++ b/drivers/net/wireless/microchip/wilc1000/spi.c @@ -42,7 +42,7 @@ MODULE_PARM_DESC(enable_crc16, #define WILC_SPI_RSP_HDR_EXTRA_DATA 8 struct wilc_spi { - bool isinit; /* true if SPI protocol has been configured */ + bool isinit; /* true if wilc_spi_init was successful */ bool probing_crc; /* true if we're probing chip's CRC config */ bool crc7_enabled; /* true if crc7 is currently enabled */ bool crc16_enabled; /* true if crc16 is currently enabled */ @@ -55,6 +55,8 @@ struct wilc_spi { static const struct wilc_hif_func wilc_hif_spi; static int wilc_spi_reset(struct wilc *wilc); +static int wilc_spi_configure_bus_protocol(struct wilc *wilc); +static int wilc_validate_chipid(struct wilc *wilc); /******************************************** * @@ -192,11 +194,11 @@ static void wilc_wlan_power(struct wilc *wilc, bool on) /* assert ENABLE: */ gpiod_set_value(gpios->enable, 1); mdelay(5); - /* assert RESET: */ - gpiod_set_value(gpios->reset, 1); - } else { /* deassert RESET: */ gpiod_set_value(gpios->reset, 0); + } else { + /* assert RESET: */ + gpiod_set_value(gpios->reset, 1); /* deassert ENABLE: */ gpiod_set_value(gpios->enable, 0); } @@ -232,8 +234,27 @@ static int wilc_bus_probe(struct spi_device *spi) } clk_prepare_enable(wilc->rtc_clk); + dev_info(&spi->dev, "Selected CRC config: crc7=%s, crc16=%s\n", + enable_crc7 ? "on" : "off", enable_crc16 ? "on" : "off"); + + /* we need power to configure the bus protocol and to read the chip id: */ + + wilc_wlan_power(wilc, true); + + ret = wilc_spi_configure_bus_protocol(wilc); + if (ret) + goto power_down; + + ret = wilc_validate_chipid(wilc); + if (ret) + goto power_down; + + wilc_wlan_power(wilc, false); return 0; +power_down: + clk_disable_unprepare(wilc->rtc_clk); + wilc_wlan_power(wilc, false); netdev_cleanup: wilc_netdev_cleanup(wilc); free: @@ -273,6 +294,7 @@ static struct spi_driver wilc_spi_driver = { .remove = wilc_bus_remove, }; module_spi_driver(wilc_spi_driver); +MODULE_DESCRIPTION("Atmel WILC1000 SPI wireless driver"); MODULE_LICENSE("GPL"); static int wilc_spi_tx(struct wilc *wilc, u8 *b, u32 len) @@ -300,7 +322,6 @@ static int wilc_spi_tx(struct wilc *wilc, u8 *b, u32 len) memset(&msg, 0, sizeof(msg)); spi_message_init(&msg); - msg.spi = spi; spi_message_add_tail(&tr, &msg); ret = spi_sync(spi, &msg); @@ -343,7 +364,6 @@ static int wilc_spi_rx(struct wilc *wilc, u8 *rb, u32 rlen) memset(&msg, 0, sizeof(msg)); spi_message_init(&msg); - msg.spi = spi; spi_message_add_tail(&tr, &msg); ret = spi_sync(spi, &msg); @@ -381,8 +401,6 @@ static int wilc_spi_tx_rx(struct wilc *wilc, u8 *wb, u8 *rb, u32 rlen) memset(&msg, 0, sizeof(msg)); spi_message_init(&msg); - msg.spi = spi; - spi_message_add_tail(&tr, &msg); ret = spi_sync(spi, &msg); if (ret < 0) @@ -476,7 +494,7 @@ static int spi_data_write(struct wilc *wilc, u8 *b, u32 sz) ********************************************/ static u8 wilc_get_crc7(u8 *buffer, u32 len) { - return crc7_be(0xfe, buffer, len); + return crc7_be(0xfe, buffer, len) | 0x01; } static int wilc_spi_single_read(struct wilc *wilc, u8 cmd, u32 adr, void *b, @@ -1105,26 +1123,34 @@ static int wilc_spi_deinit(struct wilc *wilc) static int wilc_spi_init(struct wilc *wilc, bool resume) { - struct spi_device *spi = to_spi_device(wilc->dev); struct wilc_spi *spi_priv = wilc->bus_data; - u32 reg; - u32 chipid; - int ret, i; + int ret; if (spi_priv->isinit) { /* Confirm we can read chipid register without error: */ - ret = wilc_spi_read_reg(wilc, WILC_CHIPID, &chipid); - if (ret == 0) + if (wilc_validate_chipid(wilc) == 0) return 0; - - dev_err(&spi->dev, "Fail cmd read chip id...\n"); } wilc_wlan_power(wilc, true); - /* - * configure protocol - */ + ret = wilc_spi_configure_bus_protocol(wilc); + if (ret) { + wilc_wlan_power(wilc, false); + return ret; + } + + spi_priv->isinit = true; + + return 0; +} + +static int wilc_spi_configure_bus_protocol(struct wilc *wilc) +{ + struct spi_device *spi = to_spi_device(wilc->dev); + struct wilc_spi *spi_priv = wilc->bus_data; + u32 reg; + int ret, i; /* * Infer the CRC settings that are currently in effect. This @@ -1176,6 +1202,15 @@ static int wilc_spi_init(struct wilc *wilc, bool resume) spi_priv->probing_crc = false; + return 0; +} + +static int wilc_validate_chipid(struct wilc *wilc) +{ + struct spi_device *spi = to_spi_device(wilc->dev); + u32 chipid; + int ret; + /* * make sure can read chip id without protocol error */ @@ -1184,9 +1219,10 @@ static int wilc_spi_init(struct wilc *wilc, bool resume) dev_err(&spi->dev, "Fail cmd read chip id...\n"); return ret; } - - spi_priv->isinit = true; - + if (!is_wilc1000(chipid)) { + dev_err(&spi->dev, "Unknown chip id 0x%x\n", chipid); + return -ENODEV; + } return 0; } diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c index 9eb115c79c90..a9e872a7b2c3 100644 --- a/drivers/net/wireless/microchip/wilc1000/wlan.c +++ b/drivers/net/wireless/microchip/wilc1000/wlan.c @@ -12,11 +12,6 @@ #define WAKE_UP_TRIAL_RETRY 10000 -static inline bool is_wilc1000(u32 id) -{ - return (id & (~WILC_CHIP_REV_FIELD)) == WILC_1000_BASE_ID; -} - static inline void acquire_bus(struct wilc *wilc, enum bus_acquire acquire) { mutex_lock(&wilc->hif_cs); @@ -730,7 +725,7 @@ int wilc_wlan_handle_txq(struct wilc *wilc, u32 *txq_count) mutex_lock(&wilc->txq_add_to_head_cs); srcu_idx = srcu_read_lock(&wilc->srcu); - list_for_each_entry_rcu(vif, &wilc->vif_list, list) + wilc_for_each_vif(wilc, vif) wilc_wlan_txq_filter_dup_tcp_ack(vif->ndev); srcu_read_unlock(&wilc->srcu, srcu_idx); @@ -1198,27 +1193,32 @@ int wilc_wlan_stop(struct wilc *wilc, struct wilc_vif *vif) acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP); - ret = wilc->hif_func->hif_read_reg(wilc, WILC_GP_REG_0, ®); - if (ret) { - netdev_err(vif->ndev, "Error while reading reg\n"); + ret = wilc->hif_func->hif_read_reg(wilc, GLOBAL_MODE_CONTROL, ®); + if (ret) goto release; - } - ret = wilc->hif_func->hif_write_reg(wilc, WILC_GP_REG_0, - (reg | WILC_ABORT_REQ_BIT)); - if (ret) { - netdev_err(vif->ndev, "Error while writing reg\n"); + reg &= ~WILC_GLOBAL_MODE_ENABLE_WIFI; + ret = wilc->hif_func->hif_write_reg(wilc, GLOBAL_MODE_CONTROL, reg); + if (ret) goto release; - } - ret = wilc->hif_func->hif_read_reg(wilc, WILC_FW_HOST_COMM, ®); + ret = wilc->hif_func->hif_read_reg(wilc, PWR_SEQ_MISC_CTRL, ®); + if (ret) + goto release; + + reg &= ~WILC_PWR_SEQ_ENABLE_WIFI_SLEEP; + ret = wilc->hif_func->hif_write_reg(wilc, PWR_SEQ_MISC_CTRL, reg); + if (ret) + goto release; + + ret = wilc->hif_func->hif_read_reg(wilc, WILC_GP_REG_0, ®); if (ret) { netdev_err(vif->ndev, "Error while reading reg\n"); goto release; } - reg = BIT(0); - ret = wilc->hif_func->hif_write_reg(wilc, WILC_FW_HOST_COMM, reg); + ret = wilc->hif_func->hif_write_reg(wilc, WILC_GP_REG_0, + (reg | WILC_ABORT_REQ_BIT)); if (ret) { netdev_err(vif->ndev, "Error while writing reg\n"); goto release; @@ -1410,7 +1410,7 @@ static int init_chip(struct net_device *dev) struct wilc_vif *vif = netdev_priv(dev); struct wilc *wilc = vif->wilc; - acquire_bus(wilc, WILC_BUS_ACQUIRE_ONLY); + acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP); chipid = wilc_get_chipid(wilc, true); @@ -1440,7 +1440,7 @@ static int init_chip(struct net_device *dev) } release: - release_bus(wilc, WILC_BUS_RELEASE_ONLY); + release_bus(wilc, WILC_BUS_RELEASE_ALLOW_SLEEP); return ret; } diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.h b/drivers/net/wireless/microchip/wilc1000/wlan.h index a72cd5cac81d..54643d8fef04 100644 --- a/drivers/net/wireless/microchip/wilc1000/wlan.h +++ b/drivers/net/wireless/microchip/wilc1000/wlan.h @@ -156,6 +156,12 @@ #define WILC_GP_REG_0 0x149c #define WILC_GP_REG_1 0x14a0 +#define GLOBAL_MODE_CONTROL 0x1614 +#define PWR_SEQ_MISC_CTRL 0x3008 + +#define WILC_GLOBAL_MODE_ENABLE_WIFI BIT(0) +#define WILC_PWR_SEQ_ENABLE_WIFI_SLEEP BIT(28) + #define WILC_HAVE_SDIO_IRQ_GPIO BIT(0) #define WILC_HAVE_USE_PMU BIT(1) #define WILC_HAVE_SLEEP_CLK_SRC_RTC BIT(2) @@ -403,6 +409,11 @@ struct wilc_cfg_rsp { struct wilc_vif; +static inline bool is_wilc1000(u32 id) +{ + return (id & (~WILC_CHIP_REV_FIELD)) == WILC_1000_BASE_ID; +} + int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer, u32 buffer_size); int wilc_wlan_start(struct wilc *wilc); diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.c b/drivers/net/wireless/purelifi/plfxlc/mac.c index 506d2f31efb5..641f847d47ab 100644 --- a/drivers/net/wireless/purelifi/plfxlc/mac.c +++ b/drivers/net/wireless/purelifi/plfxlc/mac.c @@ -7,7 +7,6 @@ #include <linux/etherdevice.h> #include <linux/slab.h> #include <linux/usb.h> -#include <linux/gpio.h> #include <linux/jiffies.h> #include <net/ieee80211_radiotap.h> @@ -685,6 +684,10 @@ static int plfxlc_set_rts_threshold(struct ieee80211_hw *hw, u32 value) } static const struct ieee80211_ops plfxlc_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = plfxlc_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = plfxlc_op_start, diff --git a/drivers/net/wireless/quantenna/qtnfmac/event.c b/drivers/net/wireless/quantenna/qtnfmac/event.c index 3b283e93a13e..76b07db284f8 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/event.c +++ b/drivers/net/wireless/quantenna/qtnfmac/event.c @@ -478,7 +478,7 @@ qtnf_event_handle_freq_change(struct qtnf_wmac *mac, continue; wiphy_lock(priv_to_wiphy(vif->mac)); - cfg80211_ch_switch_notify(vif->netdev, &chandef, 0, 0); + cfg80211_ch_switch_notify(vif->netdev, &chandef, 0); wiphy_unlock(priv_to_wiphy(vif->mac)); } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2400pci.c b/drivers/net/wireless/ralink/rt2x00/rt2400pci.c index 13dd672b825e..42e21e9f303b 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2400pci.c @@ -1705,6 +1705,10 @@ static int rt2400pci_tx_last_beacon(struct ieee80211_hw *hw) } static const struct ieee80211_ops rt2400pci_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2500pci.c b/drivers/net/wireless/ralink/rt2x00/rt2500pci.c index ecddda4c471e..36ddc5a69fa4 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2500pci.c @@ -2003,6 +2003,10 @@ static int rt2500pci_tx_last_beacon(struct ieee80211_hw *hw) } static const struct ieee80211_ops rt2500pci_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2500usb.c b/drivers/net/wireless/ralink/rt2x00/rt2500usb.c index 13fdcff0ad66..09923765e2db 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2500usb.c @@ -1794,6 +1794,10 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) } static const struct ieee80211_ops rt2500usb_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index aaf31857ae1e..3bb81bcff0ac 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -10946,13 +10946,13 @@ static void rt2800_efuse_read(struct rt2x00_dev *rt2x00dev, unsigned int i) /* Apparently the data is read from end to start */ reg = rt2800_register_read_lock(rt2x00dev, efuse_data3_reg); /* The returned value is in CPU order, but eeprom is le */ - *(u32 *)&rt2x00dev->eeprom[i] = cpu_to_le32(reg); + *(__le32 *)&rt2x00dev->eeprom[i] = cpu_to_le32(reg); reg = rt2800_register_read_lock(rt2x00dev, efuse_data2_reg); - *(u32 *)&rt2x00dev->eeprom[i + 2] = cpu_to_le32(reg); + *(__le32 *)&rt2x00dev->eeprom[i + 2] = cpu_to_le32(reg); reg = rt2800_register_read_lock(rt2x00dev, efuse_data1_reg); - *(u32 *)&rt2x00dev->eeprom[i + 4] = cpu_to_le32(reg); + *(__le32 *)&rt2x00dev->eeprom[i + 4] = cpu_to_le32(reg); reg = rt2800_register_read_lock(rt2x00dev, efuse_data0_reg); - *(u32 *)&rt2x00dev->eeprom[i + 6] = cpu_to_le32(reg); + *(__le32 *)&rt2x00dev->eeprom[i + 6] = cpu_to_le32(reg); mutex_unlock(&rt2x00dev->csr_mutex); } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800pci.c b/drivers/net/wireless/ralink/rt2x00/rt2800pci.c index dcb56f708a5f..14c45aba836f 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800pci.c @@ -287,6 +287,10 @@ static int rt2800pci_read_eeprom(struct rt2x00_dev *rt2x00dev) } static const struct ieee80211_ops rt2800pci_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800soc.c b/drivers/net/wireless/ralink/rt2x00/rt2800soc.c index 7118d4f9038d..701ba54bf3e5 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800soc.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800soc.c @@ -132,6 +132,10 @@ static int rt2800soc_write_firmware(struct rt2x00_dev *rt2x00dev, } static const struct ieee80211_ops rt2800soc_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800usb.c b/drivers/net/wireless/ralink/rt2x00/rt2800usb.c index b2a8e75a901b..160bef79acdb 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800usb.c @@ -629,6 +629,10 @@ static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev) } static const struct ieee80211_ops rt2800usb_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c b/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c index ad95f9eba301..1000fbfb94b8 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00crypto.c @@ -197,10 +197,7 @@ void rt2x00crypto_rx_insert_iv(struct sk_buff *skb, transfer += header_length; } else { skb_push(skb, iv_len + align); - if (align < icv_len) - skb_put(skb, icv_len - align); - else if (align > icv_len) - skb_trim(skb, rxdesc->size + iv_len + icv_len); + skb_put(skb, icv_len - align); /* Move ieee80211 header */ memmove(skb->data + transfer, diff --git a/drivers/net/wireless/ralink/rt2x00/rt61pci.c b/drivers/net/wireless/ralink/rt2x00/rt61pci.c index 483723bf514b..d1cd5694e3c7 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt61pci.c +++ b/drivers/net/wireless/ralink/rt2x00/rt61pci.c @@ -2872,6 +2872,10 @@ static u64 rt61pci_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } static const struct ieee80211_ops rt61pci_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/ralink/rt2x00/rt73usb.c b/drivers/net/wireless/ralink/rt2x00/rt73usb.c index dfa9d5213898..b79dda952a33 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt73usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt73usb.c @@ -2291,6 +2291,10 @@ static u64 rt73usb_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } static const struct ieee80211_ops rt73usb_mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rt2x00mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rt2x00mac_start, diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c index f6c25a52b69a..77b6cb7e1f6b 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c @@ -1607,6 +1607,10 @@ static void rtl8180_configure_filter(struct ieee80211_hw *dev, } static const struct ieee80211_ops rtl8180_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rtl8180_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rtl8180_start, diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c index 04945f905d6d..78d99afa373d 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c @@ -1377,6 +1377,10 @@ static int rtl8187_conf_tx(struct ieee80211_hw *dev, static const struct ieee80211_ops rtl8187_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rtl8187_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rtl8187_start, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index 4695fb4e2d2d..fd92d23c43d9 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -6,6 +6,7 @@ */ #include <asm/byteorder.h> +#include <linux/average.h> #define RTL8XXXU_DEBUG_REG_WRITE 0x01 #define RTL8XXXU_DEBUG_REG_READ 0x02 @@ -498,6 +499,7 @@ struct rtl8xxxu_txdesc40 { #define DESC_RATE_ID_SHIFT 16 #define DESC_RATE_ID_MASK 0xf #define TXDESC_NAVUSEHDR BIT(20) +#define TXDESC_EN_DESC_ID BIT(21) #define TXDESC_SEC_RC4 0x00400000 #define TXDESC_SEC_AES 0x00c00000 #define TXDESC_PKT_OFFSET_SHIFT 26 @@ -1774,6 +1776,8 @@ struct rtl8xxxu_cfo_tracking { #define RTL8XXXU_HW_LED_CONTROL 2 #define RTL8XXXU_MAX_MAC_ID_NUM 128 #define RTL8XXXU_BC_MC_MACID 0 +#define RTL8XXXU_BC_MC_MACID1 1 +#define RTL8XXXU_MAX_SEC_CAM_NUM 64 struct rtl8xxxu_priv { struct ieee80211_hw *hw; @@ -1855,6 +1859,8 @@ struct rtl8xxxu_priv { int next_mbox; int nr_out_eps; + /* Ensure no added or deleted stas while iterating */ + struct mutex sta_mutex; struct mutex h2c_mutex; /* Protect the indirect register accesses of RTL8710BU. */ struct mutex syson_indirect_access_mutex; @@ -1889,18 +1895,14 @@ struct rtl8xxxu_priv { u8 pi_enabled:1; u8 no_pape:1; u8 int_buf[USB_INTR_CONTENT_LENGTH]; - u8 rssi_level; DECLARE_BITMAP(tx_aggr_started, IEEE80211_NUM_TIDS); DECLARE_BITMAP(tid_tx_operational, IEEE80211_NUM_TIDS); - /* - * Only one virtual interface permitted because only STA mode - * is supported and no iface_combinations are provided. - */ - struct ieee80211_vif *vif; + + struct ieee80211_vif *vifs[2]; struct delayed_work ra_watchdog; struct work_struct c2hcmd_work; struct sk_buff_head c2hcmd_queue; - struct work_struct update_beacon_work; + struct delayed_work update_beacon_work; struct rtl8xxxu_btcoex bt_coex; struct rtl8xxxu_ra_report ra_report; struct rtl8xxxu_cfo_tracking cfo_tracking; @@ -1910,13 +1912,23 @@ struct rtl8xxxu_priv { char led_name[32]; struct led_classdev led_cdev; DECLARE_BITMAP(mac_id_map, RTL8XXXU_MAX_MAC_ID_NUM); + DECLARE_BITMAP(cam_map, RTL8XXXU_MAX_SEC_CAM_NUM); }; +DECLARE_EWMA(rssi, 10, 16); + struct rtl8xxxu_sta_info { struct ieee80211_sta *sta; struct ieee80211_vif *vif; u8 macid; + struct ewma_rssi avg_rssi; + u8 rssi_level; +}; + +struct rtl8xxxu_vif { + int port_num; + u8 hw_key_idx; }; struct rtl8xxxu_rx_urb { @@ -1986,11 +1998,13 @@ struct rtl8xxxu_fileops { u8 init_reg_rxfltmap:1; u8 init_reg_pkt_life_time:1; u8 init_reg_hmtfr:1; + u8 supports_concurrent:1; u8 ampdu_max_time; u8 ustime_tsf_edca; u16 max_aggr_num; u8 supports_ap:1; u16 max_macid_num; + u16 max_sec_cam_num; u32 adda_1t_init; u32 adda_1t_path_on; u32 adda_2t_path_on_a; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c index 6d0f975f891b..afe9cc1b49dc 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c @@ -1699,7 +1699,7 @@ void rtl8188e_handle_ra_tx_report2(struct rtl8xxxu_priv *priv, struct sk_buff *s /* We only use macid 0, so only the first item is relevant. * AP mode will use more of them if it's ever implemented. */ - if (!priv->vif || priv->vif->type == NL80211_IFTYPE_STATION) + if (!priv->vifs[0] || priv->vifs[0]->type == NL80211_IFTYPE_STATION) items = 1; for (macid = 0; macid < items; macid++) { @@ -1882,6 +1882,7 @@ struct rtl8xxxu_fileops rtl8188eu_fops = { .has_tx_report = 1, .init_reg_pkt_life_time = 1, .gen2_thermal_meter = 1, + .max_sec_cam_num = 32, .adda_1t_init = 0x0b1b25a0, .adda_1t_path_on = 0x0bdb25a0, /* diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c index 1e1c8fa194cb..464216d007ce 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c @@ -1751,6 +1751,8 @@ struct rtl8xxxu_fileops rtl8188fu_fops = { .max_aggr_num = 0x0c14, .supports_ap = 1, .max_macid_num = 16, + .max_sec_cam_num = 16, + .supports_concurrent = 1, .adda_1t_init = 0x03c00014, .adda_1t_path_on = 0x03c00014, .trxff_boundary = 0x3f7f, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c index b30a9a513cb8..3ee7d8f87da6 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c @@ -613,6 +613,7 @@ struct rtl8xxxu_fileops rtl8192cu_fops = { .rx_agg_buf_size = 16000, .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), + .max_sec_cam_num = 32, .adda_1t_init = 0x0b1b25a0, .adda_1t_path_on = 0x0bdb25a0, .adda_2t_path_on_a = 0x04db25a4, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c index 47bcaec6f2db..63b73ace27ec 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c @@ -1769,6 +1769,7 @@ struct rtl8xxxu_fileops rtl8192eu_fops = { .needs_full_init = 1, .supports_ap = 1, .max_macid_num = 128, + .max_sec_cam_num = 64, .adda_1t_init = 0x0fc01616, .adda_1t_path_on = 0x0fc01616, .adda_2t_path_on_a = 0x0fc01616, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192f.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192f.c index 28e93835e05a..21e4204769d0 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192f.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192f.c @@ -2014,26 +2014,40 @@ static int rtl8192fu_led_brightness_set(struct led_classdev *led_cdev, struct rtl8xxxu_priv *priv = container_of(led_cdev, struct rtl8xxxu_priv, led_cdev); - u16 ledcfg; + u32 ledcfg; /* Values obtained by observing the USB traffic from the Windows driver. */ rtl8xxxu_write32(priv, REG_SW_GPIO_SHARE_CTRL_0, 0x20080); rtl8xxxu_write32(priv, REG_SW_GPIO_SHARE_CTRL_1, 0x1b0000); - ledcfg = rtl8xxxu_read16(priv, REG_LEDCFG0); + ledcfg = rtl8xxxu_read32(priv, REG_LEDCFG0); + + /* Comfast CF-826F uses LED1. Asus USB-N13 C1 uses LED0. Set both. */ + + u32p_replace_bits(&ledcfg, LED_GPIO_ENABLE, LEDCFG0_LED2EN); + u32p_replace_bits(&ledcfg, LED_IO_MODE_OUTPUT, LEDCFG0_LED0_IO_MODE); + u32p_replace_bits(&ledcfg, LED_IO_MODE_OUTPUT, LEDCFG0_LED1_IO_MODE); if (brightness == LED_OFF) { - /* Value obtained like above. */ - ledcfg = BIT(1) | BIT(7); + u32p_replace_bits(&ledcfg, LED_MODE_SW_CTRL, LEDCFG0_LED0CM); + u32p_replace_bits(&ledcfg, LED_SW_OFF, LEDCFG0_LED0SV); + u32p_replace_bits(&ledcfg, LED_MODE_SW_CTRL, LEDCFG0_LED1CM); + u32p_replace_bits(&ledcfg, LED_SW_OFF, LEDCFG0_LED1SV); } else if (brightness == LED_ON) { - /* Value obtained like above. */ - ledcfg = BIT(1) | BIT(7) | BIT(11); + u32p_replace_bits(&ledcfg, LED_MODE_SW_CTRL, LEDCFG0_LED0CM); + u32p_replace_bits(&ledcfg, LED_SW_ON, LEDCFG0_LED0SV); + u32p_replace_bits(&ledcfg, LED_MODE_SW_CTRL, LEDCFG0_LED1CM); + u32p_replace_bits(&ledcfg, LED_SW_ON, LEDCFG0_LED1SV); } else if (brightness == RTL8XXXU_HW_LED_CONTROL) { - /* Value obtained by brute force. */ - ledcfg = BIT(8) | BIT(9); + u32p_replace_bits(&ledcfg, LED_MODE_TX_OR_RX_EVENTS, + LEDCFG0_LED0CM); + u32p_replace_bits(&ledcfg, LED_SW_OFF, LEDCFG0_LED0SV); + u32p_replace_bits(&ledcfg, LED_MODE_TX_OR_RX_EVENTS, + LEDCFG0_LED1CM); + u32p_replace_bits(&ledcfg, LED_SW_OFF, LEDCFG0_LED1SV); } - rtl8xxxu_write16(priv, REG_LEDCFG0, ledcfg); + rtl8xxxu_write32(priv, REG_LEDCFG0, ledcfg); return 0; } @@ -2081,6 +2095,7 @@ struct rtl8xxxu_fileops rtl8192fu_fops = { .max_aggr_num = 0x1f1f, .supports_ap = 1, .max_macid_num = 128, + .max_sec_cam_num = 64, .trxff_boundary = 0x3f3f, .pbp_rx = PBP_PAGE_SIZE_256, .pbp_tx = PBP_PAGE_SIZE_256, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8710b.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8710b.c index 871b8cca8a18..46d57510e9fc 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8710b.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8710b.c @@ -1877,6 +1877,7 @@ struct rtl8xxxu_fileops rtl8710bu_fops = { .max_aggr_num = 0x0c14, .supports_ap = 1, .max_macid_num = 16, + .max_sec_cam_num = 32, .adda_1t_init = 0x03c00016, .adda_1t_path_on = 0x03c00016, .trxff_boundary = 0x3f7f, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c index 15a30e496221..ad1bb9377ca2 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c @@ -510,6 +510,7 @@ struct rtl8xxxu_fileops rtl8723au_fops = { .rx_agg_buf_size = 16000, .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), + .max_sec_cam_num = 32, .adda_1t_init = 0x0b1b25a0, .adda_1t_path_on = 0x0bdb25a0, .adda_2t_path_on_a = 0x04db25a4, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c index 954369ed6226..9640c841d20a 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c @@ -1744,6 +1744,7 @@ struct rtl8xxxu_fileops rtl8723bu_fops = { .max_aggr_num = 0x0c14, .supports_ap = 1, .max_macid_num = 128, + .max_sec_cam_num = 64, .adda_1t_init = 0x01c00014, .adda_1t_path_on = 0x01c00014, .adda_2t_path_on_a = 0x01c00014, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 180907319e8c..4a49f8f9d80f 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -1633,33 +1633,41 @@ rtl8xxxu_gen1_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) } static void rtl8xxxu_set_linktype(struct rtl8xxxu_priv *priv, - enum nl80211_iftype linktype) + enum nl80211_iftype linktype, int port_num) { - u8 val8; - - val8 = rtl8xxxu_read8(priv, REG_MSR); - val8 &= ~MSR_LINKTYPE_MASK; + u8 val8, type; switch (linktype) { case NL80211_IFTYPE_UNSPECIFIED: - val8 |= MSR_LINKTYPE_NONE; + type = MSR_LINKTYPE_NONE; break; case NL80211_IFTYPE_ADHOC: - val8 |= MSR_LINKTYPE_ADHOC; + type = MSR_LINKTYPE_ADHOC; break; case NL80211_IFTYPE_STATION: - val8 |= MSR_LINKTYPE_STATION; + type = MSR_LINKTYPE_STATION; break; case NL80211_IFTYPE_AP: - val8 |= MSR_LINKTYPE_AP; + type = MSR_LINKTYPE_AP; break; default: - goto out; + return; + } + + switch (port_num) { + case 0: + val8 = rtl8xxxu_read8(priv, REG_MSR) & 0x0c; + val8 |= type; + break; + case 1: + val8 = rtl8xxxu_read8(priv, REG_MSR) & 0x03; + val8 |= type << 2; + break; + default: + return; } rtl8xxxu_write8(priv, REG_MSR, val8); -out: - return; } static void @@ -3572,27 +3580,47 @@ void rtl8723a_phy_lc_calibrate(struct rtl8xxxu_priv *priv) rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00); } -static int rtl8xxxu_set_mac(struct rtl8xxxu_priv *priv) +static int rtl8xxxu_set_mac(struct rtl8xxxu_priv *priv, int port_num) { int i; u16 reg; - reg = REG_MACID; + switch (port_num) { + case 0: + reg = REG_MACID; + break; + case 1: + reg = REG_MACID1; + break; + default: + WARN_ONCE(1, "%s: invalid port_num\n", __func__); + return -EINVAL; + } for (i = 0; i < ETH_ALEN; i++) - rtl8xxxu_write8(priv, reg + i, priv->mac_addr[i]); + rtl8xxxu_write8(priv, reg + i, priv->vifs[port_num]->addr[i]); return 0; } -static int rtl8xxxu_set_bssid(struct rtl8xxxu_priv *priv, const u8 *bssid) +static int rtl8xxxu_set_bssid(struct rtl8xxxu_priv *priv, const u8 *bssid, int port_num) { int i; u16 reg; dev_dbg(&priv->udev->dev, "%s: (%pM)\n", __func__, bssid); - reg = REG_BSSID; + switch (port_num) { + case 0: + reg = REG_BSSID; + break; + case 1: + reg = REG_BSSID1; + break; + default: + WARN_ONCE(1, "%s: invalid port_num\n", __func__); + return -EINVAL; + } for (i = 0; i < ETH_ALEN; i++) rtl8xxxu_write8(priv, reg + i, bssid[i]); @@ -4025,10 +4053,13 @@ static inline u8 rtl8xxxu_get_macid(struct rtl8xxxu_priv *priv, { struct rtl8xxxu_sta_info *sta_info; - if (!priv->vif || priv->vif->type == NL80211_IFTYPE_STATION || !sta) + if (!sta) return 0; sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + if (!sta_info) + return 0; + return sta_info->macid; } @@ -4235,9 +4266,6 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) rtl8xxxu_write32(priv, REG_HIMR, 0xffffffff); } - rtl8xxxu_set_mac(priv); - rtl8xxxu_set_linktype(priv, NL80211_IFTYPE_STATION); - /* * Configure initial WMAC settings */ @@ -4511,6 +4539,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) rtl8188e_ra_info_init_all(&priv->ra_info); set_bit(RTL8XXXU_BC_MC_MACID, priv->mac_id_map); + set_bit(RTL8XXXU_BC_MC_MACID1, priv->mac_id_map); exit: return ret; @@ -4530,8 +4559,10 @@ static void rtl8xxxu_cam_write(struct rtl8xxxu_priv *priv, * This is a bit of a hack - the lower bits of the cipher * suite selector happens to match the cipher index in the CAM */ - addr = key->keyidx << CAM_CMD_KEY_SHIFT; + addr = key->hw_key_idx << CAM_CMD_KEY_SHIFT; ctrl = (key->cipher & 0x0f) << 2 | key->keyidx | CAM_WRITE_VALID; + if (!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + ctrl |= BIT(6); for (j = 5; j >= 0; j--) { switch (j) { @@ -4574,7 +4605,7 @@ static int rtl8xxxu_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, { struct rtl8xxxu_priv *priv = hw->priv; - schedule_work(&priv->update_beacon_work); + schedule_delayed_work(&priv->update_beacon_work, 0); return 0; } @@ -4839,10 +4870,9 @@ static void rtl8xxxu_set_basic_rates(struct rtl8xxxu_priv *priv, u32 rate_cfg) dev_dbg(&priv->udev->dev, "%s: rates %08x\n", __func__, rate_cfg); - while (rate_cfg) { - rate_cfg = (rate_cfg >> 1); - rate_idx++; - } + if (rate_cfg) + rate_idx = __fls(rate_cfg); + rtl8xxxu_write8(priv, REG_INIRTS_RATE_SEL, rate_idx); } @@ -4888,14 +4918,20 @@ static void rtl8xxxu_set_aifs(struct rtl8xxxu_priv *priv, u8 slot_time) u8 aifs, aifsn, sifs; int i; - if (priv->vif) { + for (i = 0; i < ARRAY_SIZE(priv->vifs); i++) { struct ieee80211_sta *sta; + if (!priv->vifs[i]) + continue; + rcu_read_lock(); - sta = ieee80211_find_sta(priv->vif, priv->vif->bss_conf.bssid); + sta = ieee80211_find_sta(priv->vifs[i], priv->vifs[i]->bss_conf.bssid); if (sta) wireless_mode = rtl8xxxu_wireless_mode(priv->hw, sta); rcu_read_unlock(); + + if (wireless_mode) + break; } if (priv->hw->conf.chandef.chan->band == NL80211_BAND_5GHZ || @@ -4952,19 +4988,21 @@ static void rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u64 changed) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; + struct rtl8xxxu_sta_info *sta_info; struct ieee80211_sta *sta; struct rtl8xxxu_ra_report *rarpt; + u8 val8, macid; u32 val32; - u8 val8; rarpt = &priv->ra_report; if (changed & BSS_CHANGED_ASSOC) { dev_dbg(dev, "Changed ASSOC: %i!\n", vif->cfg.assoc); - rtl8xxxu_set_linktype(priv, vif->type); + rtl8xxxu_set_linktype(priv, vif->type, rtlvif->port_num); if (vif->cfg.assoc) { u32 ramask; @@ -4980,6 +5018,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, rcu_read_unlock(); goto error; } + macid = rtl8xxxu_get_macid(priv, sta); if (sta->deflink.ht_cap.ht_supported) dev_info(dev, "%s: HT supported\n", __func__); @@ -5000,19 +5039,20 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, bw = RATE_INFO_BW_40; else bw = RATE_INFO_BW_20; + + sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + sta_info->rssi_level = RTL8XXXU_RATR_STA_INIT; rcu_read_unlock(); rtl8xxxu_update_ra_report(rarpt, highest_rate, sgi, bw); - priv->vif = vif; - priv->rssi_level = RTL8XXXU_RATR_STA_INIT; - priv->fops->update_rate_mask(priv, ramask, 0, sgi, - bw == RATE_INFO_BW_40, 0); + bw == RATE_INFO_BW_40, macid); rtl8xxxu_write8(priv, REG_BCN_MAX_ERR, 0xff); - rtl8xxxu_stop_tx_beacon(priv); + if (rtlvif->port_num == 0) + rtl8xxxu_stop_tx_beacon(priv); /* joinbss sequence */ rtl8xxxu_write16(priv, REG_BCN_PSR_RPT, @@ -5054,7 +5094,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changed & BSS_CHANGED_BSSID) { dev_dbg(dev, "Changed BSSID!\n"); - rtl8xxxu_set_bssid(priv, bss_conf->bssid); + rtl8xxxu_set_bssid(priv, bss_conf->bssid, rtlvif->port_num); } if (changed & BSS_CHANGED_BASIC_RATES) { @@ -5070,7 +5110,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changed & BSS_CHANGED_BEACON) - schedule_work(&priv->update_beacon_work); + schedule_delayed_work(&priv->update_beacon_work, 0); error: return; @@ -5079,11 +5119,12 @@ error: static int rtl8xxxu_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; dev_dbg(dev, "Start AP mode\n"); - rtl8xxxu_set_bssid(priv, vif->bss_conf.bssid); + rtl8xxxu_set_bssid(priv, vif->bss_conf.bssid, rtlvif->port_num); rtl8xxxu_write16(priv, REG_BCN_INTERVAL, vif->bss_conf.beacon_int); priv->fops->report_connect(priv, RTL8XXXU_BC_MC_MACID, 0, true); @@ -5509,13 +5550,14 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, struct rtl8xxxu_tx_urb *tx_urb; struct ieee80211_sta *sta = NULL; struct ieee80211_vif *vif = tx_info->control.vif; + struct rtl8xxxu_vif *rtlvif = vif ? (struct rtl8xxxu_vif *)vif->drv_priv : NULL; struct device *dev = &priv->udev->dev; u32 queue, rts_rate; u16 pktlen = skb->len; int tx_desc_size = priv->fops->tx_desc_size; u8 macid; int ret; - bool ampdu_enable, sgi = false, short_preamble = false; + bool ampdu_enable, sgi = false, short_preamble = false, bmc = false; if (skb_headroom(skb) < tx_desc_size) { dev_warn(dev, @@ -5557,10 +5599,14 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, tx_desc->txdw0 = TXDESC_OWN | TXDESC_FIRST_SEGMENT | TXDESC_LAST_SEGMENT; if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || - is_broadcast_ether_addr(ieee80211_get_DA(hdr))) + is_broadcast_ether_addr(ieee80211_get_DA(hdr))) { tx_desc->txdw0 |= TXDESC_BROADMULTICAST; + bmc = true; + } + tx_desc->txdw1 = cpu_to_le32(queue << TXDESC_QUEUE_SHIFT); + macid = rtl8xxxu_get_macid(priv, sta); if (tx_info->control.hw_key) { switch (tx_info->control.hw_key->cipher) { @@ -5575,6 +5621,10 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, default: break; } + if (bmc && rtlvif && rtlvif->hw_key_idx != 0xff) { + tx_desc->txdw1 |= cpu_to_le32(TXDESC_EN_DESC_ID); + macid = rtlvif->hw_key_idx; + } } /* (tx_info->flags & IEEE80211_TX_CTL_AMPDU) && */ @@ -5618,7 +5668,6 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, else rts_rate = 0; - macid = rtl8xxxu_get_macid(priv, sta); priv->fops->fill_txdesc(hw, hdr, tx_info, tx_desc, sgi, short_preamble, ampdu_enable, rts_rate, macid); @@ -5680,18 +5729,44 @@ static void rtl8xxxu_send_beacon_frame(struct ieee80211_hw *hw, static void rtl8xxxu_update_beacon_work_callback(struct work_struct *work) { struct rtl8xxxu_priv *priv = - container_of(work, struct rtl8xxxu_priv, update_beacon_work); + container_of(work, struct rtl8xxxu_priv, update_beacon_work.work); struct ieee80211_hw *hw = priv->hw; - struct ieee80211_vif *vif = priv->vif; + struct ieee80211_vif *vif = priv->vifs[0]; if (!vif) { WARN_ONCE(true, "no vif to update beacon\n"); return; } + if (vif->bss_conf.csa_active) { + if (ieee80211_beacon_cntdwn_is_complete(vif, 0)) { + ieee80211_csa_finish(vif, 0); + return; + } + schedule_delayed_work(&priv->update_beacon_work, + msecs_to_jiffies(vif->bss_conf.beacon_int)); + } rtl8xxxu_send_beacon_frame(hw, vif); } +static inline bool rtl8xxxu_is_packet_match_bssid(struct rtl8xxxu_priv *priv, + struct ieee80211_hdr *hdr, + int port_num) +{ + return priv->vifs[port_num] && + priv->vifs[port_num]->type == NL80211_IFTYPE_STATION && + priv->vifs[port_num]->cfg.assoc && + ether_addr_equal(priv->vifs[port_num]->bss_conf.bssid, hdr->addr2); +} + +static inline bool rtl8xxxu_is_sta_sta(struct rtl8xxxu_priv *priv) +{ + return (priv->vifs[0] && priv->vifs[0]->cfg.assoc && + priv->vifs[0]->type == NL80211_IFTYPE_STATION) && + (priv->vifs[1] && priv->vifs[1]->cfg.assoc && + priv->vifs[1]->type == NL80211_IFTYPE_STATION); +} + void rtl8723au_rx_parse_phystats(struct rtl8xxxu_priv *priv, struct ieee80211_rx_status *rx_status, struct rtl8723au_phy_stats *phy_stats, @@ -5708,12 +5783,11 @@ void rtl8723au_rx_parse_phystats(struct rtl8xxxu_priv *priv, rx_status->signal = priv->fops->cck_rssi(priv, phy_stats); } else { bool parse_cfo = priv->fops->set_crystal_cap && - priv->vif && - priv->vif->type == NL80211_IFTYPE_STATION && - priv->vif->cfg.assoc && !crc_icv_err && !ieee80211_is_ctl(hdr->frame_control) && - ether_addr_equal(priv->vif->bss_conf.bssid, hdr->addr2); + !rtl8xxxu_is_sta_sta(priv) && + (rtl8xxxu_is_packet_match_bssid(priv, hdr, 0) || + rtl8xxxu_is_packet_match_bssid(priv, hdr, 1)); if (parse_cfo) { priv->cfo_tracking.cfo_tail[0] = phy_stats->path_cfotail[0]; @@ -5748,12 +5822,11 @@ static void jaguar2_rx_parse_phystats_type1(struct rtl8xxxu_priv *priv, bool crc_icv_err) { bool parse_cfo = priv->fops->set_crystal_cap && - priv->vif && - priv->vif->type == NL80211_IFTYPE_STATION && - priv->vif->cfg.assoc && !crc_icv_err && !ieee80211_is_ctl(hdr->frame_control) && - ether_addr_equal(priv->vif->bss_conf.bssid, hdr->addr2); + !rtl8xxxu_is_sta_sta(priv) && + (rtl8xxxu_is_packet_match_bssid(priv, hdr, 0) || + rtl8xxxu_is_packet_match_bssid(priv, hdr, 1)); u8 pwdb_max = 0; int rx_path; @@ -6029,18 +6102,20 @@ void rtl8723bu_update_bt_link_info(struct rtl8xxxu_priv *priv, u8 bt_info) btcoex->bt_busy = false; } +static inline bool rtl8xxxu_is_assoc(struct rtl8xxxu_priv *priv) +{ + return (priv->vifs[0] && priv->vifs[0]->cfg.assoc) || + (priv->vifs[1] && priv->vifs[1]->cfg.assoc); +} + static void rtl8723bu_handle_bt_inquiry(struct rtl8xxxu_priv *priv) { - struct ieee80211_vif *vif; struct rtl8xxxu_btcoex *btcoex; - bool wifi_connected; - vif = priv->vif; btcoex = &priv->bt_coex; - wifi_connected = (vif && vif->cfg.assoc); - if (!wifi_connected) { + if (!rtl8xxxu_is_assoc(priv)) { rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); rtl8723bu_set_coex_with_type(priv, 0); } else if (btcoex->has_sco || btcoex->has_hid || btcoex->has_a2dp) { @@ -6058,15 +6133,11 @@ void rtl8723bu_handle_bt_inquiry(struct rtl8xxxu_priv *priv) static void rtl8723bu_handle_bt_info(struct rtl8xxxu_priv *priv) { - struct ieee80211_vif *vif; struct rtl8xxxu_btcoex *btcoex; - bool wifi_connected; - vif = priv->vif; btcoex = &priv->bt_coex; - wifi_connected = (vif && vif->cfg.assoc); - if (wifi_connected) { + if (rtl8xxxu_is_assoc(priv)) { u32 val32 = 0; u32 high_prio_tx = 0, high_prio_rx = 0; @@ -6249,6 +6320,76 @@ static void rtl8188e_c2hcmd_callback(struct work_struct *work) } } +#define rtl8xxxu_iterate_vifs_atomic(priv, iterator, data) \ + ieee80211_iterate_active_interfaces_atomic((priv)->hw, \ + IEEE80211_IFACE_ITER_NORMAL, iterator, data) + +struct rtl8xxxu_rx_update_rssi_data { + struct rtl8xxxu_priv *priv; + struct ieee80211_hdr *hdr; + struct ieee80211_rx_status *rx_status; + u8 *bssid; +}; + +static void rtl8xxxu_rx_update_rssi_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct rtl8xxxu_rx_update_rssi_data *iter_data = data; + struct ieee80211_sta *sta; + struct ieee80211_hdr *hdr = iter_data->hdr; + struct rtl8xxxu_priv *priv = iter_data->priv; + struct rtl8xxxu_sta_info *sta_info; + struct ieee80211_rx_status *rx_status = iter_data->rx_status; + u8 *bssid = iter_data->bssid; + + if (!ether_addr_equal(vif->bss_conf.bssid, bssid)) + return; + + if (!(ether_addr_equal(vif->addr, hdr->addr1) || + ieee80211_is_beacon(hdr->frame_control))) + return; + + sta = ieee80211_find_sta_by_ifaddr(priv->hw, hdr->addr2, + vif->addr); + if (!sta) + return; + + sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + ewma_rssi_add(&sta_info->avg_rssi, -rx_status->signal); +} + +static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr) +{ + __le16 fc = hdr->frame_control; + u8 *bssid; + + if (ieee80211_has_tods(fc)) + bssid = hdr->addr1; + else if (ieee80211_has_fromds(fc)) + bssid = hdr->addr2; + else + bssid = hdr->addr3; + + return bssid; +} + +static void rtl8xxxu_rx_update_rssi(struct rtl8xxxu_priv *priv, + struct ieee80211_rx_status *rx_status, + struct ieee80211_hdr *hdr) +{ + struct rtl8xxxu_rx_update_rssi_data data = {}; + + if (ieee80211_is_ctl(hdr->frame_control)) + return; + + data.priv = priv; + data.hdr = hdr; + data.rx_status = rx_status; + data.bssid = get_hdr_bssid(hdr); + + rtl8xxxu_iterate_vifs_atomic(priv, rtl8xxxu_rx_update_rssi_iter, &data); +} + int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) { struct ieee80211_hw *hw = priv->hw; @@ -6308,18 +6449,26 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) skb_queue_tail(&priv->c2hcmd_queue, skb); schedule_work(&priv->c2hcmd_work); } else { + struct ieee80211_hdr *hdr; + phy_stats = (struct rtl8723au_phy_stats *)skb->data; skb_pull(skb, drvinfo_sz + desc_shift); skb_trim(skb, pkt_len); - if (rx_desc->phy_stats) + hdr = (struct ieee80211_hdr *)skb->data; + if (rx_desc->phy_stats) { priv->fops->parse_phystats( priv, rx_status, phy_stats, rx_desc->rxmcs, - (struct ieee80211_hdr *)skb->data, + hdr, rx_desc->crc32 || rx_desc->icverr); + if (!rx_desc->crc32 && !rx_desc->icverr) + rtl8xxxu_rx_update_rssi(priv, + rx_status, + hdr); + } rx_status->mactime = rx_desc->tsfl; rx_status->flag |= RX_FLAG_MACTIME_START; @@ -6416,10 +6565,15 @@ int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb) } else { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - if (rx_desc->phy_stats) + if (rx_desc->phy_stats) { priv->fops->parse_phystats(priv, rx_status, phy_stats, rx_desc->rxmcs, hdr, rx_desc->crc32 || rx_desc->icverr); + if (!rx_desc->crc32 && !rx_desc->icverr) + rtl8xxxu_rx_update_rssi(priv, + rx_status, + hdr); + } rx_status->mactime = rx_desc->tsfl; rx_status->flag |= RX_FLAG_MACTIME_START; @@ -6563,29 +6717,123 @@ error: return ret; } +static void rtl8xxxu_switch_ports(struct rtl8xxxu_priv *priv) +{ + u8 macid[ETH_ALEN], bssid[ETH_ALEN], macid_1[ETH_ALEN], bssid_1[ETH_ALEN]; + u8 msr, bcn_ctrl, bcn_ctrl_1, atimwnd[2], atimwnd_1[2]; + struct rtl8xxxu_vif *rtlvif; + struct ieee80211_vif *vif; + u8 tsftr[8], tsftr_1[8]; + int i; + + msr = rtl8xxxu_read8(priv, REG_MSR); + bcn_ctrl = rtl8xxxu_read8(priv, REG_BEACON_CTRL); + bcn_ctrl_1 = rtl8xxxu_read8(priv, REG_BEACON_CTRL_1); + + for (i = 0; i < ARRAY_SIZE(atimwnd); i++) + atimwnd[i] = rtl8xxxu_read8(priv, REG_ATIMWND + i); + for (i = 0; i < ARRAY_SIZE(atimwnd_1); i++) + atimwnd_1[i] = rtl8xxxu_read8(priv, REG_ATIMWND_1 + i); + + for (i = 0; i < ARRAY_SIZE(tsftr); i++) + tsftr[i] = rtl8xxxu_read8(priv, REG_TSFTR + i); + for (i = 0; i < ARRAY_SIZE(tsftr); i++) + tsftr_1[i] = rtl8xxxu_read8(priv, REG_TSFTR1 + i); + + for (i = 0; i < ARRAY_SIZE(macid); i++) + macid[i] = rtl8xxxu_read8(priv, REG_MACID + i); + + for (i = 0; i < ARRAY_SIZE(bssid); i++) + bssid[i] = rtl8xxxu_read8(priv, REG_BSSID + i); + + for (i = 0; i < ARRAY_SIZE(macid_1); i++) + macid_1[i] = rtl8xxxu_read8(priv, REG_MACID1 + i); + + for (i = 0; i < ARRAY_SIZE(bssid_1); i++) + bssid_1[i] = rtl8xxxu_read8(priv, REG_BSSID1 + i); + + /* disable bcn function, disable update TSF */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL, (bcn_ctrl & + (~BEACON_FUNCTION_ENABLE)) | BEACON_DISABLE_TSF_UPDATE); + rtl8xxxu_write8(priv, REG_BEACON_CTRL_1, (bcn_ctrl_1 & + (~BEACON_FUNCTION_ENABLE)) | BEACON_DISABLE_TSF_UPDATE); + + /* switch msr */ + msr = (msr & 0xf0) | ((msr & 0x03) << 2) | ((msr & 0x0c) >> 2); + rtl8xxxu_write8(priv, REG_MSR, msr); + + /* write port0 */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL, bcn_ctrl_1 & ~BEACON_FUNCTION_ENABLE); + for (i = 0; i < ARRAY_SIZE(atimwnd_1); i++) + rtl8xxxu_write8(priv, REG_ATIMWND + i, atimwnd_1[i]); + for (i = 0; i < ARRAY_SIZE(tsftr_1); i++) + rtl8xxxu_write8(priv, REG_TSFTR + i, tsftr_1[i]); + for (i = 0; i < ARRAY_SIZE(macid_1); i++) + rtl8xxxu_write8(priv, REG_MACID + i, macid_1[i]); + for (i = 0; i < ARRAY_SIZE(bssid_1); i++) + rtl8xxxu_write8(priv, REG_BSSID + i, bssid_1[i]); + + /* write port1 */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL_1, bcn_ctrl & ~BEACON_FUNCTION_ENABLE); + for (i = 0; i < ARRAY_SIZE(atimwnd); i++) + rtl8xxxu_write8(priv, REG_ATIMWND_1 + i, atimwnd[i]); + for (i = 0; i < ARRAY_SIZE(tsftr); i++) + rtl8xxxu_write8(priv, REG_TSFTR1 + i, tsftr[i]); + for (i = 0; i < ARRAY_SIZE(macid); i++) + rtl8xxxu_write8(priv, REG_MACID1 + i, macid[i]); + for (i = 0; i < ARRAY_SIZE(bssid); i++) + rtl8xxxu_write8(priv, REG_BSSID1 + i, bssid[i]); + + /* write bcn ctl */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL, bcn_ctrl_1); + rtl8xxxu_write8(priv, REG_BEACON_CTRL_1, bcn_ctrl); + + vif = priv->vifs[0]; + priv->vifs[0] = priv->vifs[1]; + priv->vifs[1] = vif; + + /* priv->vifs[0] is NULL here, based on how this function is currently + * called from rtl8xxxu_add_interface(). + * When this function will be used in the future for a different + * scenario, please check whether vifs[0] or vifs[1] can be NULL and if + * necessary add code to set port_num = 1. + */ + rtlvif = (struct rtl8xxxu_vif *)priv->vifs[1]->drv_priv; + rtlvif->port_num = 1; +} + static int rtl8xxxu_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; - int ret; + int port_num; u8 val8; - if (!priv->vif) - priv->vif = vif; + if (!priv->vifs[0]) + port_num = 0; + else if (!priv->vifs[1]) + port_num = 1; else return -EOPNOTSUPP; switch (vif->type) { case NL80211_IFTYPE_STATION: - rtl8xxxu_stop_tx_beacon(priv); + if (port_num == 0) { + rtl8xxxu_stop_tx_beacon(priv); - val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL); - val8 |= BEACON_ATIM | BEACON_FUNCTION_ENABLE | - BEACON_DISABLE_TSF_UPDATE; - rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8); - ret = 0; + val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL); + val8 |= BEACON_ATIM | BEACON_FUNCTION_ENABLE | + BEACON_DISABLE_TSF_UPDATE; + rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8); + } break; case NL80211_IFTYPE_AP: + if (port_num == 1) { + rtl8xxxu_switch_ports(priv); + port_num = 0; + } + rtl8xxxu_write8(priv, REG_BEACON_CTRL, BEACON_DISABLE_TSF_UPDATE | BEACON_CTRL_MBSSID); rtl8xxxu_write8(priv, REG_ATIMWND, 0x0c); /* 12ms */ @@ -6602,29 +6850,31 @@ static int rtl8xxxu_add_interface(struct ieee80211_hw *hw, val8 = rtl8xxxu_read8(priv, REG_CCK_CHECK); val8 &= ~BIT_BCN_PORT_SEL; rtl8xxxu_write8(priv, REG_CCK_CHECK, val8); - - ret = 0; break; default: - ret = -EOPNOTSUPP; + return -EOPNOTSUPP; } - rtl8xxxu_set_linktype(priv, vif->type); + priv->vifs[port_num] = vif; + rtlvif->port_num = port_num; + rtlvif->hw_key_idx = 0xff; + + rtl8xxxu_set_linktype(priv, vif->type, port_num); ether_addr_copy(priv->mac_addr, vif->addr); - rtl8xxxu_set_mac(priv); + rtl8xxxu_set_mac(priv, port_num); - return ret; + return 0; } static void rtl8xxxu_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; dev_dbg(&priv->udev->dev, "%s\n", __func__); - if (priv->vif) - priv->vif = NULL; + priv->vifs[rtlvif->port_num] = NULL; } static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed) @@ -6746,8 +6996,8 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw, else rcr |= RCR_CHECK_BSSID_BEACON | RCR_CHECK_BSSID_MATCH; - if (priv->vif && priv->vif->type == NL80211_IFTYPE_AP) - rcr &= ~RCR_CHECK_BSSID_MATCH; + if (priv->vifs[0] && priv->vifs[0]->type == NL80211_IFTYPE_AP) + rcr &= ~(RCR_CHECK_BSSID_MATCH | RCR_CHECK_BSSID_BEACON); if (*total_flags & FIF_CONTROL) rcr |= RCR_ACCEPT_CTRL_FRAME; @@ -6784,11 +7034,19 @@ static int rtl8xxxu_set_rts_threshold(struct ieee80211_hw *hw, u32 rts) return 0; } +static int rtl8xxxu_get_free_sec_cam(struct ieee80211_hw *hw) +{ + struct rtl8xxxu_priv *priv = hw->priv; + + return find_first_zero_bit(priv->cam_map, priv->fops->max_sec_cam_num); +} + static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; u8 mac_addr[ETH_ALEN]; @@ -6800,9 +7058,6 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, dev_dbg(dev, "%s: cmd %02x, cipher %08x, index %i\n", __func__, cmd, key->cipher, key->keyidx); - if (vif->type != NL80211_IFTYPE_STATION) - return -EOPNOTSUPP; - if (key->keyidx > 3) return -EOPNOTSUPP; @@ -6826,7 +7081,7 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, ether_addr_copy(mac_addr, sta->addr); } else { dev_dbg(dev, "%s: group key\n", __func__); - eth_broadcast_addr(mac_addr); + ether_addr_copy(mac_addr, vif->bss_conf.bssid); } val16 = rtl8xxxu_read16(priv, REG_CR); @@ -6840,16 +7095,28 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, switch (cmd) { case SET_KEY: - key->hw_key_idx = key->keyidx; + + retval = rtl8xxxu_get_free_sec_cam(hw); + if (retval < 0) + return -EOPNOTSUPP; + + key->hw_key_idx = retval; + + if (vif->type == NL80211_IFTYPE_AP && !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + rtlvif->hw_key_idx = key->hw_key_idx; + key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; rtl8xxxu_cam_write(priv, key, mac_addr); + set_bit(key->hw_key_idx, priv->cam_map); retval = 0; break; case DISABLE_KEY: rtl8xxxu_write32(priv, REG_CAM_WRITE, 0x00000000); val32 = CAM_CMD_POLLING | CAM_CMD_WRITE | - key->keyidx << CAM_CMD_KEY_SHIFT; + key->hw_key_idx << CAM_CMD_KEY_SHIFT; rtl8xxxu_write32(priv, REG_CAM_CMD, val32); + rtlvif->hw_key_idx = 0xff; + clear_bit(key->hw_key_idx, priv->cam_map); retval = 0; break; default: @@ -6930,6 +7197,7 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, int signal, struct ieee80211_sta *sta, bool force) { + struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; struct ieee80211_hw *hw = priv->hw; u16 wireless_mode; u8 rssi_level, ratr_idx; @@ -6938,7 +7206,7 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, u8 go_up_gap = 5; u8 macid = rtl8xxxu_get_macid(priv, sta); - rssi_level = priv->rssi_level; + rssi_level = sta_info->rssi_level; snr = rtl8xxxu_signal_to_snr(signal); snr_thresh_high = RTL8XXXU_SNR_THRESH_HIGH; snr_thresh_low = RTL8XXXU_SNR_THRESH_LOW; @@ -6963,18 +7231,16 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, else rssi_level = RTL8XXXU_RATR_STA_LOW; - if (rssi_level != priv->rssi_level || force) { + if (rssi_level != sta_info->rssi_level || force) { int sgi = 0; u32 rate_bitmap = 0; - rcu_read_lock(); rate_bitmap = (sta->deflink.supp_rates[0] & 0xfff) | (sta->deflink.ht_cap.mcs.rx_mask[0] << 12) | (sta->deflink.ht_cap.mcs.rx_mask[1] << 20); if (sta->deflink.ht_cap.cap & (IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20)) sgi = 1; - rcu_read_unlock(); wireless_mode = rtl8xxxu_wireless_mode(hw, sta); switch (wireless_mode) { @@ -7055,7 +7321,7 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, break; } - priv->rssi_level = rssi_level; + sta_info->rssi_level = rssi_level; priv->fops->update_rate_mask(priv, rate_bitmap, ratr_idx, sgi, txbw_40mhz, macid); } } @@ -7085,7 +7351,7 @@ static void rtl8xxxu_track_cfo(struct rtl8xxxu_priv *priv) int cfo_khz_a, cfo_khz_b, cfo_average; int crystal_cap; - if (!priv->vif || !priv->vif->cfg.assoc) { + if (!rtl8xxxu_is_assoc(priv)) { /* Reset */ cfo->adjust = true; @@ -7148,41 +7414,64 @@ static void rtl8xxxu_track_cfo(struct rtl8xxxu_priv *priv) rtl8xxxu_set_atc_status(priv, abs(cfo_average) >= CFO_TH_ATC); } -static void rtl8xxxu_watchdog_callback(struct work_struct *work) +static void rtl8xxxu_ra_iter(void *data, struct ieee80211_sta *sta) { - struct ieee80211_vif *vif; - struct rtl8xxxu_priv *priv; + struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + struct rtl8xxxu_priv *priv = data; + int signal = -ewma_rssi_read(&sta_info->avg_rssi); - priv = container_of(work, struct rtl8xxxu_priv, ra_watchdog.work); - vif = priv->vif; + priv->fops->report_rssi(priv, rtl8xxxu_get_macid(priv, sta), + rtl8xxxu_signal_to_snr(signal)); + rtl8xxxu_refresh_rate_mask(priv, signal, sta, false); +} - if (vif && vif->type == NL80211_IFTYPE_STATION) { - int signal; - struct ieee80211_sta *sta; +struct rtl8xxxu_stas_entry { + struct list_head list; + struct ieee80211_sta *sta; +}; - rcu_read_lock(); - sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); - if (!sta) { - struct device *dev = &priv->udev->dev; +struct rtl8xxxu_iter_stas_data { + struct rtl8xxxu_priv *priv; + struct list_head list; +}; - dev_dbg(dev, "%s: no sta found\n", __func__); - rcu_read_unlock(); - goto out; - } - rcu_read_unlock(); +static void rtl8xxxu_collect_sta_iter(void *data, struct ieee80211_sta *sta) +{ + struct rtl8xxxu_iter_stas_data *iter_stas = data; + struct rtl8xxxu_stas_entry *stas_entry; - signal = ieee80211_ave_rssi(vif); + stas_entry = kmalloc(sizeof(*stas_entry), GFP_ATOMIC); + if (!stas_entry) + return; - priv->fops->report_rssi(priv, 0, - rtl8xxxu_signal_to_snr(signal)); + stas_entry->sta = sta; + list_add_tail(&stas_entry->list, &iter_stas->list); +} - if (priv->fops->set_crystal_cap) - rtl8xxxu_track_cfo(priv); +static void rtl8xxxu_watchdog_callback(struct work_struct *work) +{ - rtl8xxxu_refresh_rate_mask(priv, signal, sta, false); + struct rtl8xxxu_iter_stas_data iter_data; + struct rtl8xxxu_stas_entry *sta_entry, *tmp; + struct rtl8xxxu_priv *priv; + + priv = container_of(work, struct rtl8xxxu_priv, ra_watchdog.work); + iter_data.priv = priv; + INIT_LIST_HEAD(&iter_data.list); + + mutex_lock(&priv->sta_mutex); + ieee80211_iterate_stations_atomic(priv->hw, rtl8xxxu_collect_sta_iter, + &iter_data); + list_for_each_entry_safe(sta_entry, tmp, &iter_data.list, list) { + list_del_init(&sta_entry->list); + rtl8xxxu_ra_iter(priv, sta_entry->sta); + kfree(sta_entry); } + mutex_unlock(&priv->sta_mutex); + + if (priv->fops->set_crystal_cap) + rtl8xxxu_track_cfo(priv); -out: schedule_delayed_work(&priv->ra_watchdog, 2 * HZ); } @@ -7304,7 +7593,9 @@ static void rtl8xxxu_stop(struct ieee80211_hw *hw) if (priv->usb_interrupts) rtl8xxxu_write32(priv, REG_USB_HIMR, 0); + cancel_work_sync(&priv->c2hcmd_work); cancel_delayed_work_sync(&priv->ra_watchdog); + cancel_delayed_work_sync(&priv->update_beacon_work); rtl8xxxu_free_rx_resources(priv); rtl8xxxu_free_tx_resources(priv); @@ -7315,16 +7606,34 @@ static int rtl8xxxu_sta_add(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; + mutex_lock(&priv->sta_mutex); + ewma_rssi_init(&sta_info->avg_rssi); if (vif->type == NL80211_IFTYPE_AP) { + sta_info->rssi_level = RTL8XXXU_RATR_STA_INIT; sta_info->macid = rtl8xxxu_acquire_macid(priv); - if (sta_info->macid >= RTL8XXXU_MAX_MAC_ID_NUM) + if (sta_info->macid >= RTL8XXXU_MAX_MAC_ID_NUM) { + mutex_unlock(&priv->sta_mutex); return -ENOSPC; + } rtl8xxxu_refresh_rate_mask(priv, 0, sta, true); priv->fops->report_connect(priv, sta_info->macid, H2C_MACID_ROLE_STA, true); + } else { + switch (rtlvif->port_num) { + case 0: + sta_info->macid = RTL8XXXU_BC_MC_MACID; + break; + case 1: + sta_info->macid = RTL8XXXU_BC_MC_MACID1; + break; + default: + break; + } } + mutex_unlock(&priv->sta_mutex); return 0; } @@ -7336,13 +7645,19 @@ static int rtl8xxxu_sta_remove(struct ieee80211_hw *hw, struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; + mutex_lock(&priv->sta_mutex); if (vif->type == NL80211_IFTYPE_AP) rtl8xxxu_release_macid(priv, sta_info->macid); + mutex_unlock(&priv->sta_mutex); return 0; } static const struct ieee80211_ops rtl8xxxu_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rtl8xxxu_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .add_interface = rtl8xxxu_add_interface, @@ -7476,6 +7791,20 @@ static void rtl8xxxu_deinit_led(struct rtl8xxxu_priv *priv) led_classdev_unregister(led); } +static const struct ieee80211_iface_limit rtl8xxxu_limits[] = { + { .max = 2, .types = BIT(NL80211_IFTYPE_STATION), }, + { .max = 1, .types = BIT(NL80211_IFTYPE_AP), }, +}; + +static const struct ieee80211_iface_combination rtl8xxxu_combinations[] = { + { + .limits = rtl8xxxu_limits, + .n_limits = ARRAY_SIZE(rtl8xxxu_limits), + .max_interfaces = 2, + .num_different_channels = 1, + }, +}; + static int rtl8xxxu_probe(struct usb_interface *interface, const struct usb_device_id *id) { @@ -7522,7 +7851,7 @@ static int rtl8xxxu_probe(struct usb_interface *interface, untested = 0; break; case 0x2357: - if (id->idProduct == 0x0109) + if (id->idProduct == 0x0109 || id->idProduct == 0x0135) untested = 0; break; case 0x0b05: @@ -7555,13 +7884,14 @@ static int rtl8xxxu_probe(struct usb_interface *interface, mutex_init(&priv->usb_buf_mutex); mutex_init(&priv->syson_indirect_access_mutex); mutex_init(&priv->h2c_mutex); + mutex_init(&priv->sta_mutex); INIT_LIST_HEAD(&priv->tx_urb_free_list); spin_lock_init(&priv->tx_urb_lock); INIT_LIST_HEAD(&priv->rx_urb_pending_list); spin_lock_init(&priv->rx_urb_lock); INIT_WORK(&priv->rx_urb_wq, rtl8xxxu_rx_urb_work); INIT_DELAYED_WORK(&priv->ra_watchdog, rtl8xxxu_watchdog_callback); - INIT_WORK(&priv->update_beacon_work, rtl8xxxu_update_beacon_work_callback); + INIT_DELAYED_WORK(&priv->update_beacon_work, rtl8xxxu_update_beacon_work_callback); skb_queue_head_init(&priv->c2hcmd_queue); usb_set_intfdata(interface, hw); @@ -7611,6 +7941,8 @@ static int rtl8xxxu_probe(struct usb_interface *interface, if (ret) goto err_set_intfdata; + hw->vif_data_size = sizeof(struct rtl8xxxu_vif); + hw->wiphy->max_scan_ssids = 1; hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; if (priv->fops->max_macid_num) @@ -7620,6 +7952,13 @@ static int rtl8xxxu_probe(struct usb_interface *interface, hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP); hw->queues = 4; + hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + + if (priv->fops->supports_concurrent) { + hw->wiphy->iface_combinations = rtl8xxxu_combinations; + hw->wiphy->n_iface_combinations = ARRAY_SIZE(rtl8xxxu_combinations); + } + sband = &rtl8xxxu_supported_band; sband->ht_cap.ht_supported = true; sband->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; @@ -7806,6 +8145,9 @@ static const struct usb_device_id dev_table[] = { .driver_info = (unsigned long)&rtl8192fu_fops}, {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x318b, 0xff, 0xff, 0xff), .driver_info = (unsigned long)&rtl8192fu_fops}, +/* TP-Link TL-WN823N V2 */ +{USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0135, 0xff, 0xff, 0xff), + .driver_info = (unsigned long)&rtl8192fu_fops}, #ifdef CONFIG_RTL8XXXU_UNTESTED /* Still supported by rtlwifi */ {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8176, 0xff, 0xff, 0xff), diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h index 920ee50e2115..61c0c0ec07b3 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h @@ -146,6 +146,21 @@ #define GPIO_INTM_EDGE_TRIG_IRQ BIT(9) #define REG_LEDCFG0 0x004c +#define LEDCFG0_LED0CM GENMASK(2, 0) +#define LEDCFG0_LED1CM GENMASK(10, 8) +#define LED_MODE_SW_CTRL 0x0 +#define LED_MODE_TX_OR_RX_EVENTS 0x3 +#define LEDCFG0_LED0SV BIT(3) +#define LEDCFG0_LED1SV BIT(11) +#define LED_SW_OFF 0x0 +#define LED_SW_ON 0x1 +#define LEDCFG0_LED0_IO_MODE BIT(7) +#define LEDCFG0_LED1_IO_MODE BIT(15) +#define LED_IO_MODE_OUTPUT 0x0 +#define LED_IO_MODE_INPUT 0x1 +#define LEDCFG0_LED2EN BIT(21) +#define LED_GPIO_DISABLE 0x0 +#define LED_GPIO_ENABLE 0x1 #define LEDCFG0_DPDT_SELECT BIT(23) #define REG_LEDCFG1 0x004d #define LEDCFG1_HW_LED_CONTROL BIT(1) diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index 69e97647e3d6..2e60a6991ca1 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -1903,6 +1903,10 @@ void rtl_init_sw_leds(struct ieee80211_hw *hw) EXPORT_SYMBOL(rtl_init_sw_leds); const struct ieee80211_ops rtl_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .start = rtl_op_start, .stop = rtl_op_stop, .tx = rtl_op_tx, diff --git a/drivers/net/wireless/realtek/rtlwifi/efuse.c b/drivers/net/wireless/realtek/rtlwifi/efuse.c index 2e945554ed6d..c1fbc29d5ca1 100644 --- a/drivers/net/wireless/realtek/rtlwifi/efuse.c +++ b/drivers/net/wireless/realtek/rtlwifi/efuse.c @@ -1287,18 +1287,44 @@ int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv, } EXPORT_SYMBOL_GPL(rtl_get_hwinfo); -void rtl_fw_block_write(struct ieee80211_hw *hw, const u8 *buffer, u32 size) +static void _rtl_fw_block_write_usb(struct ieee80211_hw *hw, u8 *buffer, u32 size) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + u32 start = START_ADDRESS; + u32 n; + + while (size > 0) { + if (size >= 64) + n = 64; + else if (size >= 8) + n = 8; + else + n = 1; + + rtl_write_chunk(rtlpriv, start, n, buffer); + + start += n; + buffer += n; + size -= n; + } +} + +void rtl_fw_block_write(struct ieee80211_hw *hw, u8 *buffer, u32 size) { struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 *pu4byteptr = (u8 *)buffer; u32 i; - for (i = 0; i < size; i++) - rtl_write_byte(rtlpriv, (START_ADDRESS + i), *(pu4byteptr + i)); + if (rtlpriv->rtlhal.interface == INTF_PCI) { + for (i = 0; i < size; i++) + rtl_write_byte(rtlpriv, (START_ADDRESS + i), + *(buffer + i)); + } else if (rtlpriv->rtlhal.interface == INTF_USB) { + _rtl_fw_block_write_usb(hw, buffer, size); + } } EXPORT_SYMBOL_GPL(rtl_fw_block_write); -void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, const u8 *buffer, +void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, u8 *buffer, u32 size) { struct rtl_priv *rtlpriv = rtl_priv(hw); diff --git a/drivers/net/wireless/realtek/rtlwifi/efuse.h b/drivers/net/wireless/realtek/rtlwifi/efuse.h index 1ec59f439382..4821625ad1e5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/efuse.h +++ b/drivers/net/wireless/realtek/rtlwifi/efuse.h @@ -91,8 +91,8 @@ void efuse_power_switch(struct ieee80211_hw *hw, u8 write, u8 pwrstate); int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv, int max_size, u8 *hwinfo, int *params); void rtl_fill_dummy(u8 *pfwbuf, u32 *pfwlen); -void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, const u8 *buffer, +void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, u8 *buffer, u32 size); -void rtl_fw_block_write(struct ieee80211_hw *hw, const u8 *buffer, u32 size); +void rtl_fw_block_write(struct ieee80211_hw *hw, u8 *buffer, u32 size); void rtl_efuse_ops_init(struct ieee80211_hw *hw); #endif diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c index 96ce05bcf0b3..11709b6c83f1 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.c +++ b/drivers/net/wireless/realtek/rtlwifi/pci.c @@ -378,13 +378,13 @@ static void _rtl_pci_io_handler_init(struct device *dev, rtlpriv->io.dev = dev; - rtlpriv->io.write8_async = pci_write8_async; - rtlpriv->io.write16_async = pci_write16_async; - rtlpriv->io.write32_async = pci_write32_async; + rtlpriv->io.write8 = pci_write8_async; + rtlpriv->io.write16 = pci_write16_async; + rtlpriv->io.write32 = pci_write32_async; - rtlpriv->io.read8_sync = pci_read8_sync; - rtlpriv->io.read16_sync = pci_read16_sync; - rtlpriv->io.read32_sync = pci_read32_sync; + rtlpriv->io.read8 = pci_read8_sync; + rtlpriv->io.read16 = pci_read16_sync; + rtlpriv->io.read32 = pci_read32_sync; } static bool _rtl_update_earlymode_info(struct ieee80211_hw *hw, @@ -2374,7 +2374,6 @@ EXPORT_SYMBOL(rtl_pci_resume); #endif /* CONFIG_PM_SLEEP */ const struct rtl_intf_ops rtl_pci_ops = { - .read_efuse_byte = read_efuse_byte, .adapter_start = rtl_pci_start, .adapter_stop = rtl_pci_stop, .check_buddy_priv = rtl_pci_check_buddy_priv, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c index 50e139186a93..ed151754fc6e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c @@ -350,7 +350,6 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw, struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - bool defaultadapter = true; __le32 *pdesc = (__le32 *)pdesc8; u16 seq_number; __le16 fc = hdr->frame_control; @@ -503,9 +502,6 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw, if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) { set_tx_desc_hwseq_en(pdesc, 1); set_tx_desc_pkt_id(pdesc, 8); - - if (!defaultadapter) - set_tx_desc_qos(pdesc, 1); } set_tx_desc_more_frag(pdesc, (lastseg ? 0 : 1)); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/def.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/def.h index 91e4427ab022..4757f93b84e4 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/def.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/def.h @@ -11,7 +11,7 @@ #define CHIP_VENDOR_UMC_B_CUT BIT(6) #define IS_92C_1T2R(version) \ - (((version) & CHIP_92C) && ((version) & CHIP_92C_1T2R)) + (((version) & CHIP_92C_1T2R) == CHIP_92C_1T2R) #define IS_VENDOR_UMC(version) \ (((version) & CHIP_VENDOR_UMC) ? true : false) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c index 5ec0eb8773a5..4217c9a08d01 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c @@ -622,6 +622,9 @@ static void _rtl92cu_init_chipn_two_out_ep_priority(struct ieee80211_hw *hw, u16 valuelow; switch (queue_sel) { + default: + WARN_ON(1); + fallthrough; case (TX_SELE_HQ | TX_SELE_LQ): valuehi = QUEUE_HIGH; valuelow = QUEUE_LOW; @@ -634,9 +637,6 @@ static void _rtl92cu_init_chipn_two_out_ep_priority(struct ieee80211_hw *hw, valuehi = QUEUE_HIGH; valuelow = QUEUE_NORMAL; break; - default: - WARN_ON(1); - break; } if (!wmm_enable) { beq = valuelow; diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c index 4ff0d4118193..a76f2dc8a977 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c @@ -101,7 +101,8 @@ void rtl92c_read_chip_version(struct ieee80211_hw *hw) rtlphy->rf_type = RF_1T1R; rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "Chip RF Type: %s\n", - rtlphy->rf_type == RF_2T2R ? "RF_2T2R" : "RF_1T1R"); + rtlphy->rf_type == RF_2T2R ? "RF_2T2R" : + rtlphy->rf_type == RF_1T2R ? "RF_1T2R" : "RF_1T1R"); if (get_rf_type(rtlphy) == RF_1T1R) rtlpriv->dm.rfpath_rxenable[0] = true; else diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c index 20b4aac69642..48be7e346efc 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c @@ -40,7 +40,7 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw) rtlpriv->dm.thermalvalue = 0; /* for firmware buf */ - rtlpriv->rtlhal.pfirmware = vzalloc(0x4000); + rtlpriv->rtlhal.pfirmware = kmalloc(0x4000, GFP_KERNEL); if (!rtlpriv->rtlhal.pfirmware) { pr_err("Can't alloc buffer for fw\n"); return 1; @@ -61,7 +61,7 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw) fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { - vfree(rtlpriv->rtlhal.pfirmware); + kfree(rtlpriv->rtlhal.pfirmware); rtlpriv->rtlhal.pfirmware = NULL; } return err; @@ -72,7 +72,7 @@ static void rtl92cu_deinit_sw_vars(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); if (rtlpriv->rtlhal.pfirmware) { - vfree(rtlpriv->rtlhal.pfirmware); + kfree(rtlpriv->rtlhal.pfirmware); rtlpriv->rtlhal.pfirmware = NULL; } } @@ -145,7 +145,6 @@ MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)"); static struct rtl_hal_usbint_cfg rtl92cu_interface_cfg = { /* rx */ - .in_ep_num = RTL92C_USB_BULK_IN_NUM, .rx_urb_num = RTL92C_NUM_RX_URBS, .rx_max_size = RTL92C_SIZE_MAX_RX_BUFFER, .usb_rx_hdl = rtl8192cu_rx_hdl, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c index 2f44c8aa6066..aa702ba7c9f5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c @@ -79,68 +79,75 @@ static int configvernoutep(struct ieee80211_hw *hw) static void twooutepmapping(struct ieee80211_hw *hw, bool is_chip8, bool bwificfg, struct rtl_ep_map *ep_map) { + struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); + struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); struct rtl_priv *rtlpriv = rtl_priv(hw); if (bwificfg) { /* for WMM */ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB Chip-B & WMM Setting.....\n"); - ep_map->ep_mapping[RTL_TXQ_BE] = 2; - ep_map->ep_mapping[RTL_TXQ_BK] = 3; - ep_map->ep_mapping[RTL_TXQ_VI] = 3; - ep_map->ep_mapping[RTL_TXQ_VO] = 2; - ep_map->ep_mapping[RTL_TXQ_MGT] = 2; - ep_map->ep_mapping[RTL_TXQ_BCN] = 2; - ep_map->ep_mapping[RTL_TXQ_HI] = 2; + ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0]; } else { /* typical setting */ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB typical Setting.....\n"); - ep_map->ep_mapping[RTL_TXQ_BE] = 3; - ep_map->ep_mapping[RTL_TXQ_BK] = 3; - ep_map->ep_mapping[RTL_TXQ_VI] = 2; - ep_map->ep_mapping[RTL_TXQ_VO] = 2; - ep_map->ep_mapping[RTL_TXQ_MGT] = 2; - ep_map->ep_mapping[RTL_TXQ_BCN] = 2; - ep_map->ep_mapping[RTL_TXQ_HI] = 2; + ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0]; } } static void threeoutepmapping(struct ieee80211_hw *hw, bool bwificfg, struct rtl_ep_map *ep_map) { + struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); + struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); struct rtl_priv *rtlpriv = rtl_priv(hw); if (bwificfg) { /* for WMM */ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB 3EP Setting for WMM.....\n"); - ep_map->ep_mapping[RTL_TXQ_BE] = 5; - ep_map->ep_mapping[RTL_TXQ_BK] = 3; - ep_map->ep_mapping[RTL_TXQ_VI] = 3; - ep_map->ep_mapping[RTL_TXQ_VO] = 2; - ep_map->ep_mapping[RTL_TXQ_MGT] = 2; - ep_map->ep_mapping[RTL_TXQ_BCN] = 2; - ep_map->ep_mapping[RTL_TXQ_HI] = 2; + ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[2]; + ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0]; } else { /* typical setting */ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB 3EP Setting for typical.....\n"); - ep_map->ep_mapping[RTL_TXQ_BE] = 5; - ep_map->ep_mapping[RTL_TXQ_BK] = 5; - ep_map->ep_mapping[RTL_TXQ_VI] = 3; - ep_map->ep_mapping[RTL_TXQ_VO] = 2; - ep_map->ep_mapping[RTL_TXQ_MGT] = 2; - ep_map->ep_mapping[RTL_TXQ_BCN] = 2; - ep_map->ep_mapping[RTL_TXQ_HI] = 2; + ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[2]; + ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[2]; + ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[1]; + ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0]; } } static void oneoutepmapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map) { - ep_map->ep_mapping[RTL_TXQ_BE] = 2; - ep_map->ep_mapping[RTL_TXQ_BK] = 2; - ep_map->ep_mapping[RTL_TXQ_VI] = 2; - ep_map->ep_mapping[RTL_TXQ_VO] = 2; - ep_map->ep_mapping[RTL_TXQ_MGT] = 2; - ep_map->ep_mapping[RTL_TXQ_BCN] = 2; - ep_map->ep_mapping[RTL_TXQ_HI] = 2; + struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); + struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); + + ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0]; + ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0]; } static int _out_ep_mapping(struct ieee80211_hw *hw) @@ -475,9 +482,9 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - bool defaultadapter = true; - u8 *qc = ieee80211_get_qos_ctl(hdr); - u8 tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK; + struct rtl_sta_info *sta_entry; + u8 agg_state = RTL_AGG_STOP; + u8 ampdu_density = 0; u16 seq_number; __le16 fc = hdr->frame_control; u8 rate_flag = info->control.rates[0].flags; @@ -486,6 +493,7 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, skb_get_queue_mapping(skb)); u8 *txdesc8; __le32 *txdesc; + u8 tid; seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4; rtl_get_tcb_desc(hw, info, sta, skb, tcb_desc); @@ -499,10 +507,21 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, set_tx_desc_tx_rate(txdesc, tcb_desc->hw_rate); if (tcb_desc->use_shortgi || tcb_desc->use_shortpreamble) set_tx_desc_data_shortgi(txdesc, 1); - if (mac->tids[tid].agg.agg_state == RTL_AGG_ON && - info->flags & IEEE80211_TX_CTL_AMPDU) { + + if (sta) { + sta_entry = (struct rtl_sta_info *)sta->drv_priv; + tid = ieee80211_get_tid(hdr); + agg_state = sta_entry->tids[tid].agg.agg_state; + ampdu_density = sta->deflink.ht_cap.ampdu_density; + } + + if (agg_state == RTL_AGG_OPERATIONAL && + info->flags & IEEE80211_TX_CTL_AMPDU) { set_tx_desc_agg_enable(txdesc, 1); set_tx_desc_max_agg_num(txdesc, 0x14); + set_tx_desc_ampdu_density(txdesc, ampdu_density); + tcb_desc->rts_enable = 1; + tcb_desc->rts_rate = DESC_RATE24M; } else { set_tx_desc_agg_break(txdesc, 1); } @@ -537,14 +556,6 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, set_tx_desc_data_bw(txdesc, 0); set_tx_desc_data_sc(txdesc, 0); } - rcu_read_lock(); - sta = ieee80211_find_sta(mac->vif, mac->bssid); - if (sta) { - u8 ampdu_density = sta->deflink.ht_cap.ampdu_density; - - set_tx_desc_ampdu_density(txdesc, ampdu_density); - } - rcu_read_unlock(); if (info->control.hw_key) { struct ieee80211_key_conf *keyconf = info->control.hw_key; @@ -587,8 +598,6 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, ppsc->fwctrl_lps) { set_tx_desc_hwseq_en(txdesc, 1); set_tx_desc_pkt_id(txdesc, 8); - if (!defaultadapter) - set_tx_desc_qos(txdesc, 1); } if (ieee80211_has_morefrags(fc)) set_tx_desc_more_frag(txdesc, 1); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h index 5f81cab205cc..09e61dc0f317 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h @@ -4,15 +4,12 @@ #ifndef __RTL92CU_TRX_H__ #define __RTL92CU_TRX_H__ -#define RTL92C_USB_BULK_IN_NUM 1 #define RTL92C_NUM_RX_URBS 8 #define RTL92C_NUM_TX_URBS 32 #define RTL92C_SIZE_MAX_RX_BUFFER 15360 /* 8192 */ #define RX_DRV_INFO_SIZE_UNIT 8 -#define RTL_AGG_ON 1 - enum usb_rx_agg_mode { USB_RX_AGG_DISABLE, USB_RX_AGG_DMA, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c index 743ac6871bf4..4ba42f6be3f2 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/hw.c @@ -1669,10 +1669,8 @@ static void _rtl92de_efuse_update_chip_version(struct ieee80211_hw *hw) u8 cutvalue[2]; u16 chipvalue; - rtlpriv->intf_ops->read_efuse_byte(hw, EEPROME_CHIP_VERSION_H, - &cutvalue[1]); - rtlpriv->intf_ops->read_efuse_byte(hw, EEPROME_CHIP_VERSION_L, - &cutvalue[0]); + read_efuse_byte(hw, EEPROME_CHIP_VERSION_H, &cutvalue[1]); + read_efuse_byte(hw, EEPROME_CHIP_VERSION_L, &cutvalue[0]); chipvalue = (cutvalue[1] << 8) | cutvalue[0]; switch (chipvalue) { case 0xAA55: diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c index 02ac69c08ed3..192982ec8152 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c @@ -42,6 +42,7 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, bool packet_beacon) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); struct phy_sts_cck_8192d *cck_buf; s8 rx_pwr_all, rx_pwr[4]; @@ -62,9 +63,7 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, u8 report, cck_highpwr; cck_buf = (struct phy_sts_cck_8192d *)p_drvinfo; if (ppsc->rfpwr_state == ERFON) - cck_highpwr = (u8) rtl_get_bbreg(hw, - RFPGA0_XA_HSSIPARAMETER2, - BIT(9)); + cck_highpwr = rtlphy->cck_high_power; else cck_highpwr = false; if (!cck_highpwr) { diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c index d9823ddab7be..65bfc14702f4 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c @@ -349,7 +349,6 @@ void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw, struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - bool b_defaultadapter = true; /* bool b_trigger_ac = false; */ u8 *pdesc8 = (u8 *)pdesc_tx; __le32 *pdesc = (__le32 *)pdesc8; @@ -503,10 +502,7 @@ void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw, set_tx_desc_hwseq_en_8723(pdesc, 1); /* set_tx_desc_hwseq_en(pdesc, 1); */ /* set_tx_desc_pkt_id(pdesc, 8); */ - - if (!b_defaultadapter) - set_tx_desc_hwseq_sel_8723(pdesc, 1); - /* set_tx_desc_qos(pdesc, 1); */ + /* set_tx_desc_qos(pdesc, 1); */ } set_tx_desc_more_frag(pdesc, (lastseg ? 0 : 1)); diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 30bf2775a335..6e8c87a2fae4 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -23,86 +23,23 @@ MODULE_DESCRIPTION("USB basic driver for rtlwifi"); #define MAX_USBCTRL_VENDORREQ_TIMES 10 -static void usbctrl_async_callback(struct urb *urb) -{ - if (urb) { - /* free dr */ - kfree(urb->setup_packet); - /* free databuf */ - kfree(urb->transfer_buffer); - } -} - -static int _usbctrl_vendorreq_async_write(struct usb_device *udev, u8 request, - u16 value, u16 index, void *pdata, - u16 len) -{ - int rc; - unsigned int pipe; - u8 reqtype; - struct usb_ctrlrequest *dr; - struct urb *urb; - const u16 databuf_maxlen = REALTEK_USB_VENQT_MAX_BUF_SIZE; - u8 *databuf; - - if (WARN_ON_ONCE(len > databuf_maxlen)) - len = databuf_maxlen; - - pipe = usb_sndctrlpipe(udev, 0); /* write_out */ - reqtype = REALTEK_USB_VENQT_WRITE; - - dr = kzalloc(sizeof(*dr), GFP_ATOMIC); - if (!dr) - return -ENOMEM; - - databuf = kzalloc(databuf_maxlen, GFP_ATOMIC); - if (!databuf) { - kfree(dr); - return -ENOMEM; - } - - urb = usb_alloc_urb(0, GFP_ATOMIC); - if (!urb) { - kfree(databuf); - kfree(dr); - return -ENOMEM; - } - - dr->bRequestType = reqtype; - dr->bRequest = request; - dr->wValue = cpu_to_le16(value); - dr->wIndex = cpu_to_le16(index); - dr->wLength = cpu_to_le16(len); - /* data are already in little-endian order */ - memcpy(databuf, pdata, len); - usb_fill_control_urb(urb, udev, pipe, - (unsigned char *)dr, databuf, len, - usbctrl_async_callback, NULL); - rc = usb_submit_urb(urb, GFP_ATOMIC); - if (rc < 0) { - kfree(databuf); - kfree(dr); - } - usb_free_urb(urb); - return rc; -} - -static int _usbctrl_vendorreq_sync_read(struct usb_device *udev, u8 request, - u16 value, u16 index, void *pdata, - u16 len) +static void _usbctrl_vendorreq_sync(struct usb_device *udev, u8 reqtype, + u16 value, void *pdata, u16 len) { unsigned int pipe; int status; - u8 reqtype; int vendorreq_times = 0; static int count; - pipe = usb_rcvctrlpipe(udev, 0); /* read_in */ - reqtype = REALTEK_USB_VENQT_READ; + if (reqtype == REALTEK_USB_VENQT_READ) + pipe = usb_rcvctrlpipe(udev, 0); /* read_in */ + else + pipe = usb_sndctrlpipe(udev, 0); /* write_out */ do { - status = usb_control_msg(udev, pipe, request, reqtype, value, - index, pdata, len, 1000); + status = usb_control_msg(udev, pipe, REALTEK_USB_VENQT_CMD_REQ, + reqtype, value, REALTEK_USB_VENQT_CMD_IDX, + pdata, len, 1000); if (status < 0) { /* firmware download is checksumed, don't retry */ if ((value >= FW_8192C_START_ADDRESS && @@ -114,18 +51,15 @@ static int _usbctrl_vendorreq_sync_read(struct usb_device *udev, u8 request, } while (++vendorreq_times < MAX_USBCTRL_VENDORREQ_TIMES); if (status < 0 && count++ < 4) - pr_err("reg 0x%x, usbctrl_vendorreq TimeOut! status:0x%x value=0x%x\n", - value, status, *(u32 *)pdata); - return status; + dev_err(&udev->dev, "reg 0x%x, usbctrl_vendorreq TimeOut! status:0x%x value=0x%x reqtype=0x%x\n", + value, status, *(u32 *)pdata, reqtype); } static u32 _usb_read_sync(struct rtl_priv *rtlpriv, u32 addr, u16 len) { struct device *dev = rtlpriv->io.dev; struct usb_device *udev = to_usb_device(dev); - u8 request; u16 wvalue; - u16 index; __le32 *data; unsigned long flags; @@ -134,14 +68,33 @@ static u32 _usb_read_sync(struct rtl_priv *rtlpriv, u32 addr, u16 len) rtlpriv->usb_data_index = 0; data = &rtlpriv->usb_data[rtlpriv->usb_data_index]; spin_unlock_irqrestore(&rtlpriv->locks.usb_lock, flags); - request = REALTEK_USB_VENQT_CMD_REQ; - index = REALTEK_USB_VENQT_CMD_IDX; /* n/a */ wvalue = (u16)addr; - _usbctrl_vendorreq_sync_read(udev, request, wvalue, index, data, len); + _usbctrl_vendorreq_sync(udev, REALTEK_USB_VENQT_READ, wvalue, data, len); return le32_to_cpu(*data); } + +static void _usb_write_sync(struct rtl_priv *rtlpriv, u32 addr, u32 val, u16 len) +{ + struct device *dev = rtlpriv->io.dev; + struct usb_device *udev = to_usb_device(dev); + unsigned long flags; + __le32 *data; + u16 wvalue; + + spin_lock_irqsave(&rtlpriv->locks.usb_lock, flags); + if (++rtlpriv->usb_data_index >= RTL_USB_MAX_RX_COUNT) + rtlpriv->usb_data_index = 0; + data = &rtlpriv->usb_data[rtlpriv->usb_data_index]; + spin_unlock_irqrestore(&rtlpriv->locks.usb_lock, flags); + + wvalue = (u16)(addr & 0x0000ffff); + *data = cpu_to_le32(val); + + _usbctrl_vendorreq_sync(udev, REALTEK_USB_VENQT_WRITE, wvalue, data, len); +} + static u8 _usb_read8_sync(struct rtl_priv *rtlpriv, u32 addr) { return (u8)_usb_read_sync(rtlpriv, addr, 1); @@ -157,45 +110,27 @@ static u32 _usb_read32_sync(struct rtl_priv *rtlpriv, u32 addr) return _usb_read_sync(rtlpriv, addr, 4); } -static void _usb_write_async(struct usb_device *udev, u32 addr, u32 val, - u16 len) +static void _usb_write8_sync(struct rtl_priv *rtlpriv, u32 addr, u8 val) { - u8 request; - u16 wvalue; - u16 index; - __le32 data; - int ret; - - request = REALTEK_USB_VENQT_CMD_REQ; - index = REALTEK_USB_VENQT_CMD_IDX; /* n/a */ - wvalue = (u16)(addr&0x0000ffff); - data = cpu_to_le32(val); - - ret = _usbctrl_vendorreq_async_write(udev, request, wvalue, - index, &data, len); - if (ret < 0) - dev_err(&udev->dev, "error %d writing at 0x%x\n", ret, addr); + _usb_write_sync(rtlpriv, addr, val, 1); } -static void _usb_write8_async(struct rtl_priv *rtlpriv, u32 addr, u8 val) +static void _usb_write16_sync(struct rtl_priv *rtlpriv, u32 addr, u16 val) { - struct device *dev = rtlpriv->io.dev; - - _usb_write_async(to_usb_device(dev), addr, val, 1); + _usb_write_sync(rtlpriv, addr, val, 2); } -static void _usb_write16_async(struct rtl_priv *rtlpriv, u32 addr, u16 val) +static void _usb_write32_sync(struct rtl_priv *rtlpriv, u32 addr, u32 val) { - struct device *dev = rtlpriv->io.dev; - - _usb_write_async(to_usb_device(dev), addr, val, 2); + _usb_write_sync(rtlpriv, addr, val, 4); } -static void _usb_write32_async(struct rtl_priv *rtlpriv, u32 addr, u32 val) +static void _usb_write_chunk_sync(struct rtl_priv *rtlpriv, u32 addr, + u32 length, u8 *data) { - struct device *dev = rtlpriv->io.dev; + struct usb_device *udev = to_usb_device(rtlpriv->io.dev); - _usb_write_async(to_usb_device(dev), addr, val, 4); + _usbctrl_vendorreq_sync(udev, REALTEK_USB_VENQT_WRITE, addr, data, length); } static void _rtl_usb_io_handler_init(struct device *dev, @@ -205,12 +140,13 @@ static void _rtl_usb_io_handler_init(struct device *dev, rtlpriv->io.dev = dev; mutex_init(&rtlpriv->io.bb_mutex); - rtlpriv->io.write8_async = _usb_write8_async; - rtlpriv->io.write16_async = _usb_write16_async; - rtlpriv->io.write32_async = _usb_write32_async; - rtlpriv->io.read8_sync = _usb_read8_sync; - rtlpriv->io.read16_sync = _usb_read16_sync; - rtlpriv->io.read32_sync = _usb_read32_sync; + rtlpriv->io.write8 = _usb_write8_sync; + rtlpriv->io.write16 = _usb_write16_sync; + rtlpriv->io.write32 = _usb_write32_sync; + rtlpriv->io.write_chunk = _usb_write_chunk_sync; + rtlpriv->io.read8 = _usb_read8_sync; + rtlpriv->io.read16 = _usb_read16_sync; + rtlpriv->io.read32 = _usb_read32_sync; } static void _rtl_usb_io_handler_release(struct ieee80211_hw *hw) @@ -280,7 +216,6 @@ static int _rtl_usb_init_rx(struct ieee80211_hw *hw) rtlusb->rx_max_size = rtlpriv->cfg->usb_interface_cfg->rx_max_size; rtlusb->rx_urb_num = rtlpriv->cfg->usb_interface_cfg->rx_urb_num; - rtlusb->in_ep = rtlpriv->cfg->usb_interface_cfg->in_ep_num; rtlusb->usb_rx_hdl = rtlpriv->cfg->usb_interface_cfg->usb_rx_hdl; rtlusb->usb_rx_segregate_hdl = rtlpriv->cfg->usb_interface_cfg->usb_rx_segregate_hdl; @@ -312,20 +247,38 @@ static int _rtl_usb_init(struct ieee80211_hw *hw) pep_desc = &usb_intf->cur_altsetting->endpoint[epidx].desc; - if (usb_endpoint_dir_in(pep_desc)) + if (usb_endpoint_dir_in(pep_desc)) { + if (usb_endpoint_xfer_bulk(pep_desc)) { + /* The vendor drivers assume there is only one + * bulk in ep and that it's the first in ep. + */ + if (rtlusb->in_ep_nums == 0) + rtlusb->in_ep = usb_endpoint_num(pep_desc); + else + pr_warn("%s: bulk in endpoint is not the first in endpoint\n", + __func__); + } + rtlusb->in_ep_nums++; - else if (usb_endpoint_dir_out(pep_desc)) + } else if (usb_endpoint_dir_out(pep_desc)) { + if (rtlusb->out_ep_nums < RTL_USB_MAX_BULKOUT_NUM) { + if (usb_endpoint_xfer_bulk(pep_desc)) + rtlusb->out_eps[rtlusb->out_ep_nums] = + usb_endpoint_num(pep_desc); + } else { + pr_warn("%s: found more bulk out endpoints than the expected %d\n", + __func__, RTL_USB_MAX_BULKOUT_NUM); + } + rtlusb->out_ep_nums++; + } rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB EP(0x%02x), MaxPacketSize=%d, Interval=%d\n", pep_desc->bEndpointAddress, pep_desc->wMaxPacketSize, pep_desc->bInterval); } - if (rtlusb->in_ep_nums < rtlpriv->cfg->usb_interface_cfg->in_ep_num) { - pr_err("Too few input end points found\n"); - return -EINVAL; - } + if (rtlusb->out_ep_nums == 0) { pr_err("No output end points found\n"); return -EINVAL; diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.h b/drivers/net/wireless/realtek/rtlwifi/usb.h index 3bf85b23eec1..12529afc0510 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.h +++ b/drivers/net/wireless/realtek/rtlwifi/usb.h @@ -19,6 +19,7 @@ #define RTL_USB_MAX_TXQ_NUM 4 /* max tx queue */ #define RTL_USB_MAX_EP_NUM 6 /* max ep number */ +#define RTL_USB_MAX_BULKOUT_NUM 4 #define RTL_USB_MAX_TX_URBS_NUM 8 enum rtl_txq { @@ -94,6 +95,7 @@ struct rtl_usb { /* Tx */ u8 out_ep_nums ; + u8 out_eps[RTL_USB_MAX_BULKOUT_NUM]; u8 out_queue_sel; struct rtl_ep_map ep_map; diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index d87cd2252eac..9fabf597cfd6 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -1397,8 +1397,6 @@ struct rtl_phy { #define RTL_AGG_PROGRESS 1 #define RTL_AGG_START 2 #define RTL_AGG_OPERATIONAL 3 -#define RTL_AGG_OFF 0 -#define RTL_AGG_ON 1 #define RTL_RX_AGG_START 1 #define RTL_RX_AGG_STOP 0 #define RTL_AGG_EMPTYING_HW_QUEUE_ADDBA 2 @@ -1447,13 +1445,15 @@ struct rtl_io { /*PCI IO map */ unsigned long pci_base_addr; /*device I/O address */ - void (*write8_async)(struct rtl_priv *rtlpriv, u32 addr, u8 val); - void (*write16_async)(struct rtl_priv *rtlpriv, u32 addr, u16 val); - void (*write32_async)(struct rtl_priv *rtlpriv, u32 addr, u32 val); + void (*write8)(struct rtl_priv *rtlpriv, u32 addr, u8 val); + void (*write16)(struct rtl_priv *rtlpriv, u32 addr, u16 val); + void (*write32)(struct rtl_priv *rtlpriv, u32 addr, u32 val); + void (*write_chunk)(struct rtl_priv *rtlpriv, u32 addr, u32 length, + u8 *data); - u8 (*read8_sync)(struct rtl_priv *rtlpriv, u32 addr); - u16 (*read16_sync)(struct rtl_priv *rtlpriv, u32 addr); - u32 (*read32_sync)(struct rtl_priv *rtlpriv, u32 addr); + u8 (*read8)(struct rtl_priv *rtlpriv, u32 addr); + u16 (*read16)(struct rtl_priv *rtlpriv, u32 addr); + u32 (*read32)(struct rtl_priv *rtlpriv, u32 addr); }; @@ -1471,7 +1471,6 @@ struct rtl_mac { enum nl80211_iftype opmode; /*Probe Beacon management */ - struct rtl_tid_data tids[MAX_TID_COUNT]; enum rtl_link_state link_state; int n_channels; @@ -2290,7 +2289,6 @@ struct rtl_hal_ops { struct rtl_intf_ops { /*com */ - void (*read_efuse_byte)(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf); int (*adapter_start)(struct ieee80211_hw *hw); void (*adapter_stop)(struct ieee80211_hw *hw); bool (*check_buddy_priv)(struct ieee80211_hw *hw, @@ -2354,7 +2352,6 @@ struct rtl_mod_params { struct rtl_hal_usbint_cfg { /* data - rx */ - u32 in_ep_num; u32 rx_urb_num; u32 rx_max_size; @@ -2916,25 +2913,25 @@ extern u8 channel5g_80m[CHANNEL_MAX_NUMBER_5G_80M]; static inline u8 rtl_read_byte(struct rtl_priv *rtlpriv, u32 addr) { - return rtlpriv->io.read8_sync(rtlpriv, addr); + return rtlpriv->io.read8(rtlpriv, addr); } static inline u16 rtl_read_word(struct rtl_priv *rtlpriv, u32 addr) { - return rtlpriv->io.read16_sync(rtlpriv, addr); + return rtlpriv->io.read16(rtlpriv, addr); } static inline u32 rtl_read_dword(struct rtl_priv *rtlpriv, u32 addr) { - return rtlpriv->io.read32_sync(rtlpriv, addr); + return rtlpriv->io.read32(rtlpriv, addr); } static inline void rtl_write_byte(struct rtl_priv *rtlpriv, u32 addr, u8 val8) { - rtlpriv->io.write8_async(rtlpriv, addr, val8); + rtlpriv->io.write8(rtlpriv, addr, val8); if (rtlpriv->cfg->write_readback) - rtlpriv->io.read8_sync(rtlpriv, addr); + rtlpriv->io.read8(rtlpriv, addr); } static inline void rtl_write_byte_with_val32(struct ieee80211_hw *hw, @@ -2947,19 +2944,25 @@ static inline void rtl_write_byte_with_val32(struct ieee80211_hw *hw, static inline void rtl_write_word(struct rtl_priv *rtlpriv, u32 addr, u16 val16) { - rtlpriv->io.write16_async(rtlpriv, addr, val16); + rtlpriv->io.write16(rtlpriv, addr, val16); if (rtlpriv->cfg->write_readback) - rtlpriv->io.read16_sync(rtlpriv, addr); + rtlpriv->io.read16(rtlpriv, addr); } static inline void rtl_write_dword(struct rtl_priv *rtlpriv, u32 addr, u32 val32) { - rtlpriv->io.write32_async(rtlpriv, addr, val32); + rtlpriv->io.write32(rtlpriv, addr, val32); if (rtlpriv->cfg->write_readback) - rtlpriv->io.read32_sync(rtlpriv, addr); + rtlpriv->io.read32(rtlpriv, addr); +} + +static inline void rtl_write_chunk(struct rtl_priv *rtlpriv, + u32 addr, u32 length, u8 *data) +{ + rtlpriv->io.write_chunk(rtlpriv, addr, length, data); } static inline u32 rtl_get_bbreg(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c index 1b2ad81838be..5b2036798159 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.c +++ b/drivers/net/wireless/realtek/rtw88/debug.c @@ -316,23 +316,13 @@ static ssize_t rtw_debugfs_set_single_input(struct file *filp, { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; - struct rtw_dev *rtwdev = debugfs_priv->rtwdev; - char tmp[32 + 1]; u32 input; - int num; int ret; - ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = kstrtou32_from_user(buffer, count, 0, &input); if (ret) return ret; - num = kstrtoint(tmp, 0, &input); - - if (num) { - rtw_warn(rtwdev, "kstrtoint failed\n"); - return num; - } - debugfs_priv->cb_data = input; return count; @@ -485,19 +475,12 @@ static ssize_t rtw_debugfs_set_fix_rate(struct file *filp, struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; u8 fix_rate; - char tmp[32 + 1]; int ret; - ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = kstrtou8_from_user(buffer, count, 0, &fix_rate); if (ret) return ret; - ret = kstrtou8(tmp, 0, &fix_rate); - if (ret) { - rtw_warn(rtwdev, "invalid args, [rate]\n"); - return ret; - } - dm_info->fix_rate = fix_rate; return count; @@ -879,20 +862,13 @@ static ssize_t rtw_debugfs_set_coex_enable(struct file *filp, struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_coex *coex = &rtwdev->coex; - char tmp[32 + 1]; bool enable; int ret; - ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = kstrtobool_from_user(buffer, count, &enable); if (ret) return ret; - ret = kstrtobool(tmp, &enable); - if (ret) { - rtw_warn(rtwdev, "invalid arguments\n"); - return ret; - } - mutex_lock(&rtwdev->mutex); coex->manual_control = !enable; mutex_unlock(&rtwdev->mutex); @@ -951,18 +927,13 @@ static ssize_t rtw_debugfs_set_fw_crash(struct file *filp, struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; - char tmp[32 + 1]; bool input; int ret; - ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = kstrtobool_from_user(buffer, count, &input); if (ret) return ret; - ret = kstrtobool(tmp, &input); - if (ret) - return -EINVAL; - if (!input) return -EINVAL; @@ -1030,11 +1001,12 @@ static ssize_t rtw_debugfs_set_dm_cap(struct file *filp, struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; - int bit; + int ret, bit; bool en; - if (kstrtoint_from_user(buffer, count, 10, &bit)) - return -EINVAL; + ret = kstrtoint_from_user(buffer, count, 10, &bit); + if (ret) + return ret; en = bit > 0; bit = abs(bit); diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c index 298663b03580..0c1c1ff31085 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.c +++ b/drivers/net/wireless/realtek/rtw88/mac.c @@ -309,6 +309,13 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) pwr_seq = pwr_on ? chip->pwr_on_seq : chip->pwr_off_seq; ret = rtw_pwr_seq_parser(rtwdev, pwr_seq); + if (pwr_on && rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB) { + if (chip->id == RTW_CHIP_TYPE_8822C || + chip->id == RTW_CHIP_TYPE_8822B || + chip->id == RTW_CHIP_TYPE_8821C) + rtw_write8_clr(rtwdev, REG_SYS_STATUS1 + 1, BIT(0)); + } + if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_SDIO) rtw_write32(rtwdev, REG_SDIO_HIMR, imr); diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index d8d68f16014e..7af5bf7fe5b6 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -927,6 +927,10 @@ static void rtw_ops_sta_rc_update(struct ieee80211_hw *hw, } const struct ieee80211_ops rtw_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rtw_ops_tx, .wake_tx_queue = rtw_ops_wake_tx_queue, .start = rtw_ops_start, diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 6d22628129d0..ffba6b88f392 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -2032,8 +2032,6 @@ static int rtw_chip_board_info_setup(struct rtw_dev *rtwdev) rtw_phy_setup_phy_cond(rtwdev, hal->pkg_type); rtw_phy_init_tx_power(rtwdev); - if (rfe_def->agc_btg_tbl) - rtw_load_table(rtwdev, rfe_def->agc_btg_tbl); rtw_load_table(rtwdev, rfe_def->phy_pg_tbl); rtw_load_table(rtwdev, rfe_def->txpwr_lmt_tbl); rtw_phy_tx_power_by_rate_config(hal); diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 2bfc0e822b8d..9986a4cb37eb 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -1450,6 +1450,7 @@ static void rtw_pci_phy_cfg(struct rtw_dev *rtwdev) { struct rtw_pci *rtwpci = (struct rtw_pci *)rtwdev->priv; const struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_efuse *efuse = &rtwdev->efuse; struct pci_dev *pdev = rtwpci->pdev; const struct rtw_intf_phy_para *para; u16 cut; @@ -1498,6 +1499,9 @@ static void rtw_pci_phy_cfg(struct rtw_dev *rtwdev) rtw_err(rtwdev, "failed to set PCI cap, ret = %d\n", ret); } + + if (chip->id == RTW_CHIP_TYPE_8822C && efuse->rfe_option == 5) + rtw_write32_mask(rtwdev, REG_ANAPARSW_MAC_0, BIT_CF_L_V2, 0x1); } static int __maybe_unused rtw_pci_suspend(struct device *dev) diff --git a/drivers/net/wireless/realtek/rtw88/phy.c b/drivers/net/wireless/realtek/rtw88/phy.c index 128e75a81bf3..37ef80c9091d 100644 --- a/drivers/net/wireless/realtek/rtw88/phy.c +++ b/drivers/net/wireless/realtek/rtw88/phy.c @@ -1761,12 +1761,15 @@ static void rtw_load_rfk_table(struct rtw_dev *rtwdev) void rtw_phy_load_tables(struct rtw_dev *rtwdev) { + const struct rtw_rfe_def *rfe_def = rtw_get_rfe_def(rtwdev); const struct rtw_chip_info *chip = rtwdev->chip; u8 rf_path; rtw_load_table(rtwdev, chip->mac_tbl); rtw_load_table(rtwdev, chip->bb_tbl); rtw_load_table(rtwdev, chip->agc_tbl); + if (rfe_def->agc_btg_tbl) + rtw_load_table(rtwdev, rfe_def->agc_btg_tbl); rtw_load_rfk_table(rtwdev); for (rf_path = 0; rf_path < rtwdev->hal.rf_path_num; rf_path++) { diff --git a/drivers/net/wireless/realtek/rtw88/reg.h b/drivers/net/wireless/realtek/rtw88/reg.h index 1634f03784f1..b122f226924b 100644 --- a/drivers/net/wireless/realtek/rtw88/reg.h +++ b/drivers/net/wireless/realtek/rtw88/reg.h @@ -557,6 +557,9 @@ #define REG_RFE_INV16 0x0cbe #define BIT_RFE_BUF_EN BIT(3) +#define REG_ANAPARSW_MAC_0 0x1010 +#define BIT_CF_L_V2 GENMASK(29, 28) + #define REG_ANAPAR_XTAL_0 0x1040 #define BIT_XCAP_0 GENMASK(23, 10) #define REG_CPU_DMEM_CON 0x1080 diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c index 429bb420b056..fe5d8e188350 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c @@ -773,9 +773,9 @@ static void rtw8821c_false_alarm_statistics(struct rtw_dev *rtwdev) dm_info->cck_fa_cnt = cck_fa_cnt; dm_info->ofdm_fa_cnt = ofdm_fa_cnt; + dm_info->total_fa_cnt = ofdm_fa_cnt; if (cck_enable) dm_info->total_fa_cnt += cck_fa_cnt; - dm_info->total_fa_cnt = ofdm_fa_cnt; crc32_cnt = rtw_read32(rtwdev, REG_CRC_CCK); dm_info->cck_ok_cnt = FIELD_GET(GENMASK(15, 0), crc32_cnt); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821cu.c b/drivers/net/wireless/realtek/rtw88/rtw8821cu.c index 7a5cbdc31ef7..e2c7d9f87683 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821cu.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8821cu.c @@ -9,24 +9,36 @@ #include "usb.h" static const struct usb_device_id rtw_8821cu_id_table[] = { - { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xb82b, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8821CU */ + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0x2006, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0x8731, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0x8811, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xb820, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8821CU */ - { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc821, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8821CU */ + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xb82b, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc80c, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc811, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc820, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8821CU */ + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc821, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82a, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8821CU */ + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82b, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8821CU */ - { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc811, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8811CU */ - { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0x8811, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* 8811CU */ - { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0x2006, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* TOTOLINK A650UA v3 */ + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82c, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x331d, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* D-Link */ + { USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xc811, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* Edimax */ + { USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xd811, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8821c_hw_spec) }, /* Edimax */ {}, }; MODULE_DEVICE_TABLE(usb, rtw_8821cu_id_table); diff --git a/drivers/net/wireless/realtek/rtw88/usb.c b/drivers/net/wireless/realtek/rtw88/usb.c index e6ab1ac6d709..a0188511099a 100644 --- a/drivers/net/wireless/realtek/rtw88/usb.c +++ b/drivers/net/wireless/realtek/rtw88/usb.c @@ -33,6 +33,36 @@ static void rtw_usb_fill_tx_checksum(struct rtw_usb *rtwusb, rtw_tx_fill_txdesc_checksum(rtwdev, &pkt_info, skb->data); } +static void rtw_usb_reg_sec(struct rtw_dev *rtwdev, u32 addr, __le32 *data) +{ + struct rtw_usb *rtwusb = rtw_get_usb_priv(rtwdev); + struct usb_device *udev = rtwusb->udev; + bool reg_on_section = false; + u16 t_reg = 0x4e0; + u8 t_len = 1; + int status; + + /* There are three sections: + * 1. on (0x00~0xFF; 0x1000~0x10FF): this section is always powered on + * 2. off (< 0xFE00, excluding "on" section): this section could be + * powered off + * 3. local (>= 0xFE00): usb specific registers section + */ + if (addr <= 0xff || (addr >= 0x1000 && addr <= 0x10ff)) + reg_on_section = true; + + if (!reg_on_section) + return; + + status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), + RTW_USB_CMD_REQ, RTW_USB_CMD_WRITE, + t_reg, 0, data, t_len, 500); + + if (status != t_len && status != -ENODEV) + rtw_err(rtwdev, "%s: reg 0x%x, usb write %u fail, status: %d\n", + __func__, t_reg, t_len, status); +} + static u32 rtw_usb_read(struct rtw_dev *rtwdev, u32 addr, u16 len) { struct rtw_usb *rtwusb = rtw_get_usb_priv(rtwdev); @@ -58,6 +88,11 @@ static u32 rtw_usb_read(struct rtw_dev *rtwdev, u32 addr, u16 len) rtw_err(rtwdev, "read register 0x%x failed with %d\n", addr, ret); + if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C || + rtwdev->chip->id == RTW_CHIP_TYPE_8822B || + rtwdev->chip->id == RTW_CHIP_TYPE_8821C) + rtw_usb_reg_sec(rtwdev, addr, data); + return le32_to_cpu(*data); } @@ -102,6 +137,11 @@ static void rtw_usb_write(struct rtw_dev *rtwdev, u32 addr, u32 val, int len) if (ret < 0 && ret != -ENODEV && count++ < 4) rtw_err(rtwdev, "write register 0x%x failed with %d\n", addr, ret); + + if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C || + rtwdev->chip->id == RTW_CHIP_TYPE_8822B || + rtwdev->chip->id == RTW_CHIP_TYPE_8821C) + rtw_usb_reg_sec(rtwdev, addr, data); } static void rtw_usb_write8(struct rtw_dev *rtwdev, u32 addr, u8 val) diff --git a/drivers/net/wireless/realtek/rtw89/cam.c b/drivers/net/wireless/realtek/rtw89/cam.c index 914c94988b2f..11fbdd142162 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.c +++ b/drivers/net/wireless/realtek/rtw89/cam.c @@ -777,3 +777,64 @@ void rtw89_cam_fill_dctl_sec_cam_info_v1(struct rtw89_dev *rtwdev, SET_DCTL_SEC_ENT5_V1(cmd, addr_cam->sec_ent[5]); SET_DCTL_SEC_ENT6_V1(cmd, addr_cam->sec_ent[6]); } + +void rtw89_cam_fill_dctl_sec_cam_info_v2(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta, + struct rtw89_h2c_dctlinfo_ud_v2 *h2c) +{ + struct rtw89_addr_cam_entry *addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta); + + h2c->c0 = le32_encode_bits(rtwsta ? rtwsta->mac_id : rtwvif->mac_id, + DCTLINFO_V2_C0_MACID) | + le32_encode_bits(1, DCTLINFO_V2_C0_OP); + + h2c->w4 = le32_encode_bits(addr_cam->sec_ent_keyid[0], + DCTLINFO_V2_W4_SEC_ENT0_KEYID) | + le32_encode_bits(addr_cam->sec_ent_keyid[1], + DCTLINFO_V2_W4_SEC_ENT1_KEYID) | + le32_encode_bits(addr_cam->sec_ent_keyid[2], + DCTLINFO_V2_W4_SEC_ENT2_KEYID) | + le32_encode_bits(addr_cam->sec_ent_keyid[3], + DCTLINFO_V2_W4_SEC_ENT3_KEYID) | + le32_encode_bits(addr_cam->sec_ent_keyid[4], + DCTLINFO_V2_W4_SEC_ENT4_KEYID) | + le32_encode_bits(addr_cam->sec_ent_keyid[5], + DCTLINFO_V2_W4_SEC_ENT5_KEYID) | + le32_encode_bits(addr_cam->sec_ent_keyid[6], + DCTLINFO_V2_W4_SEC_ENT6_KEYID); + h2c->m4 = cpu_to_le32(DCTLINFO_V2_W4_SEC_ENT0_KEYID | + DCTLINFO_V2_W4_SEC_ENT1_KEYID | + DCTLINFO_V2_W4_SEC_ENT2_KEYID | + DCTLINFO_V2_W4_SEC_ENT3_KEYID | + DCTLINFO_V2_W4_SEC_ENT4_KEYID | + DCTLINFO_V2_W4_SEC_ENT5_KEYID | + DCTLINFO_V2_W4_SEC_ENT6_KEYID); + + h2c->w5 = le32_encode_bits(addr_cam->sec_cam_map[0], + DCTLINFO_V2_W5_SEC_ENT_VALID_V1) | + le32_encode_bits(addr_cam->sec_ent[0], + DCTLINFO_V2_W5_SEC_ENT0_V1); + h2c->m5 = cpu_to_le32(DCTLINFO_V2_W5_SEC_ENT_VALID_V1 | + DCTLINFO_V2_W5_SEC_ENT0_V1); + + h2c->w6 = le32_encode_bits(addr_cam->sec_ent[1], + DCTLINFO_V2_W6_SEC_ENT1_V1) | + le32_encode_bits(addr_cam->sec_ent[2], + DCTLINFO_V2_W6_SEC_ENT2_V1) | + le32_encode_bits(addr_cam->sec_ent[3], + DCTLINFO_V2_W6_SEC_ENT3_V1) | + le32_encode_bits(addr_cam->sec_ent[4], + DCTLINFO_V2_W6_SEC_ENT4_V1); + h2c->m6 = cpu_to_le32(DCTLINFO_V2_W6_SEC_ENT1_V1 | + DCTLINFO_V2_W6_SEC_ENT2_V1 | + DCTLINFO_V2_W6_SEC_ENT3_V1 | + DCTLINFO_V2_W6_SEC_ENT4_V1); + + h2c->w7 = le32_encode_bits(addr_cam->sec_ent[5], + DCTLINFO_V2_W7_SEC_ENT5_V1) | + le32_encode_bits(addr_cam->sec_ent[6], + DCTLINFO_V2_W7_SEC_ENT6_V1); + h2c->m7 = cpu_to_le32(DCTLINFO_V2_W7_SEC_ENT5_V1 | + DCTLINFO_V2_W7_SEC_ENT6_V1); +} diff --git a/drivers/net/wireless/realtek/rtw89/cam.h b/drivers/net/wireless/realtek/rtw89/cam.h index 83c160a614e6..fa09d11c345c 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.h +++ b/drivers/net/wireless/realtek/rtw89/cam.h @@ -352,6 +352,111 @@ static inline void FWCMD_SET_ADDR_BSSID_BSSID5(void *cmd, u32 value) le32p_replace_bits((__le32 *)(cmd) + 14, value, GENMASK(31, 24)); } +struct rtw89_h2c_dctlinfo_ud_v2 { + __le32 c0; + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; + __le32 w7; + __le32 w8; + __le32 w9; + __le32 w10; + __le32 w11; + __le32 w12; + __le32 w13; + __le32 w14; + __le32 w15; + __le32 m0; + __le32 m1; + __le32 m2; + __le32 m3; + __le32 m4; + __le32 m5; + __le32 m6; + __le32 m7; + __le32 m8; + __le32 m9; + __le32 m10; + __le32 m11; + __le32 m12; + __le32 m13; + __le32 m14; + __le32 m15; +} __packed; + +#define DCTLINFO_V2_C0_MACID GENMASK(6, 0) +#define DCTLINFO_V2_C0_OP BIT(7) + +#define DCTLINFO_V2_W0_QOS_FIELD_H GENMASK(7, 0) +#define DCTLINFO_V2_W0_HW_EXSEQ_MACID GENMASK(14, 8) +#define DCTLINFO_V2_W0_QOS_DATA BIT(15) +#define DCTLINFO_V2_W0_AES_IV_L GENMASK(31, 16) +#define DCTLINFO_V2_W0_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W1_AES_IV_H GENMASK(31, 0) +#define DCTLINFO_V2_W1_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W2_SEQ0 GENMASK(11, 0) +#define DCTLINFO_V2_W2_SEQ1 GENMASK(23, 12) +#define DCTLINFO_V2_W2_AMSDU_MAX_LEN GENMASK(26, 24) +#define DCTLINFO_V2_W2_STA_AMSDU_EN BIT(27) +#define DCTLINFO_V2_W2_CHKSUM_OFLD_EN BIT(28) +#define DCTLINFO_V2_W2_WITH_LLC BIT(29) +#define DCTLINFO_V2_W2_NAT25_EN BIT(30) +#define DCTLINFO_V2_W2_IS_MLD BIT(31) +#define DCTLINFO_V2_W2_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W3_SEQ2 GENMASK(11, 0) +#define DCTLINFO_V2_W3_SEQ3 GENMASK(23, 12) +#define DCTLINFO_V2_W3_TGT_IND GENMASK(27, 24) +#define DCTLINFO_V2_W3_TGT_IND_EN BIT(28) +#define DCTLINFO_V2_W3_HTC_LB GENMASK(31, 29) +#define DCTLINFO_V2_W3_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W4_VLAN_TAG_SEL GENMASK(7, 5) +#define DCTLINFO_V2_W4_HTC_ORDER BIT(8) +#define DCTLINFO_V2_W4_SEC_KEY_ID GENMASK(10, 9) +#define DCTLINFO_V2_W4_VLAN_RX_DYNAMIC_PCP_EN BIT(11) +#define DCTLINFO_V2_W4_VLAN_RX_PKT_DROP BIT(12) +#define DCTLINFO_V2_W4_VLAN_RX_VALID BIT(13) +#define DCTLINFO_V2_W4_VLAN_TX_VALID BIT(14) +#define DCTLINFO_V2_W4_WAPI BIT(15) +#define DCTLINFO_V2_W4_SEC_ENT_MODE GENMASK(17, 16) +#define DCTLINFO_V2_W4_SEC_ENT0_KEYID GENMASK(19, 18) +#define DCTLINFO_V2_W4_SEC_ENT1_KEYID GENMASK(21, 20) +#define DCTLINFO_V2_W4_SEC_ENT2_KEYID GENMASK(23, 22) +#define DCTLINFO_V2_W4_SEC_ENT3_KEYID GENMASK(25, 24) +#define DCTLINFO_V2_W4_SEC_ENT4_KEYID GENMASK(27, 26) +#define DCTLINFO_V2_W4_SEC_ENT5_KEYID GENMASK(29, 28) +#define DCTLINFO_V2_W4_SEC_ENT6_KEYID GENMASK(31, 30) +#define DCTLINFO_V2_W4_ALL GENMASK(31, 5) +#define DCTLINFO_V2_W5_SEC_ENT7_KEYID GENMASK(1, 0) +#define DCTLINFO_V2_W5_SEC_ENT8_KEYID GENMASK(3, 2) +#define DCTLINFO_V2_W5_SEC_ENT_VALID_V1 GENMASK(23, 8) +#define DCTLINFO_V2_W5_SEC_ENT0_V1 GENMASK(31, 24) +#define DCTLINFO_V2_W5_ALL (GENMASK(31, 8) | GENMASK(3, 0)) +#define DCTLINFO_V2_W6_SEC_ENT1_V1 GENMASK(7, 0) +#define DCTLINFO_V2_W6_SEC_ENT2_V1 GENMASK(15, 8) +#define DCTLINFO_V2_W6_SEC_ENT3_V1 GENMASK(23, 16) +#define DCTLINFO_V2_W6_SEC_ENT4_V1 GENMASK(31, 24) +#define DCTLINFO_V2_W6_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W7_SEC_ENT5_V1 GENMASK(7, 0) +#define DCTLINFO_V2_W7_SEC_ENT6_V1 GENMASK(15, 8) +#define DCTLINFO_V2_W7_SEC_ENT7 GENMASK(23, 16) +#define DCTLINFO_V2_W7_SEC_ENT8 GENMASK(31, 24) +#define DCTLINFO_V2_W7_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W8_MLD_SMA_L_V1 GENMASK(31, 0) +#define DCTLINFO_V2_W8_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W9_MLD_SMA_H_V1 GENMASK(15, 0) +#define DCTLINFO_V2_W9_MLD_TMA_L_V1 GENMASK(31, 16) +#define DCTLINFO_V2_W9_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W10_MLD_TMA_H_V1 GENMASK(31, 0) +#define DCTLINFO_V2_W10_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W11_MLD_TA_BSSID_L_V1 GENMASK(31, 0) +#define DCTLINFO_V2_W11_ALL GENMASK(31, 0) +#define DCTLINFO_V2_W12_MLD_TA_BSSID_H_V1 GENMASK(15, 0) +#define DCTLINFO_V2_W12_ALL GENMASK(15, 0) + int rtw89_cam_init(struct rtw89_dev *rtwdev, struct rtw89_vif *vif); void rtw89_cam_deinit(struct rtw89_dev *rtwdev, struct rtw89_vif *vif); int rtw89_cam_init_addr_cam(struct rtw89_dev *rtwdev, @@ -373,6 +478,10 @@ void rtw89_cam_fill_dctl_sec_cam_info_v1(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct rtw89_sta *rtwsta, u8 *cmd); +void rtw89_cam_fill_dctl_sec_cam_info_v2(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta, + struct rtw89_h2c_dctlinfo_ud_v2 *h2c); int rtw89_cam_fill_bssid_cam_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct rtw89_sta *rtwsta, u8 *cmd); diff --git a/drivers/net/wireless/realtek/rtw89/chan.c b/drivers/net/wireless/realtek/rtw89/chan.c index cbf6821af6b8..051a3cad6101 100644 --- a/drivers/net/wireless/realtek/rtw89/chan.c +++ b/drivers/net/wireless/realtek/rtw89/chan.c @@ -212,33 +212,68 @@ void rtw89_entity_init(struct rtw89_dev *rtwdev) rtw89_config_default_chandef(rtwdev); } +static void rtw89_entity_calculate_weight(struct rtw89_dev *rtwdev, + struct rtw89_entity_weight *w) +{ + struct rtw89_hal *hal = &rtwdev->hal; + const struct rtw89_chanctx_cfg *cfg; + struct rtw89_vif *rtwvif; + int idx; + + for_each_set_bit(idx, hal->entity_map, NUM_OF_RTW89_SUB_ENTITY) { + cfg = hal->sub[idx].cfg; + if (!cfg) { + /* doesn't run with chanctx ops; one channel at most */ + w->active_chanctxs = 1; + break; + } + + if (cfg->ref_count > 0) + w->active_chanctxs++; + } + + rtw89_for_each_rtwvif(rtwdev, rtwvif) { + if (rtwvif->chanctx_assigned) + w->active_roles++; + } +} + enum rtw89_entity_mode rtw89_entity_recalc(struct rtw89_dev *rtwdev) { + DECLARE_BITMAP(recalc_map, NUM_OF_RTW89_SUB_ENTITY) = {}; struct rtw89_hal *hal = &rtwdev->hal; const struct cfg80211_chan_def *chandef; + struct rtw89_entity_weight w = {}; enum rtw89_entity_mode mode; struct rtw89_chan chan; - u8 weight; - u8 last; u8 idx; lockdep_assert_held(&rtwdev->mutex); - weight = bitmap_weight(hal->entity_map, NUM_OF_RTW89_SUB_ENTITY); - switch (weight) { + bitmap_copy(recalc_map, hal->entity_map, NUM_OF_RTW89_SUB_ENTITY); + + rtw89_entity_calculate_weight(rtwdev, &w); + switch (w.active_chanctxs) { default: - rtw89_warn(rtwdev, "unknown ent chan weight: %d\n", weight); - bitmap_zero(hal->entity_map, NUM_OF_RTW89_SUB_ENTITY); + rtw89_warn(rtwdev, "unknown ent chanctxs weight: %d\n", + w.active_chanctxs); + bitmap_zero(recalc_map, NUM_OF_RTW89_SUB_ENTITY); fallthrough; case 0: rtw89_config_default_chandef(rtwdev); + set_bit(RTW89_SUB_ENTITY_0, recalc_map); fallthrough; case 1: - last = RTW89_SUB_ENTITY_0; mode = RTW89_ENTITY_MODE_SCC; break; - case 2: - last = RTW89_SUB_ENTITY_1; + case 2 ... NUM_OF_RTW89_SUB_ENTITY: + if (w.active_roles != NUM_OF_RTW89_MCC_ROLES) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "unhandled ent: %d chanctxs %d roles\n", + w.active_chanctxs, w.active_roles); + return RTW89_ENTITY_MODE_UNHANDLED; + } + mode = rtw89_get_entity_mode(rtwdev); if (mode == RTW89_ENTITY_MODE_MCC) break; @@ -247,7 +282,7 @@ enum rtw89_entity_mode rtw89_entity_recalc(struct rtw89_dev *rtwdev) break; } - for (idx = 0; idx <= last; idx++) { + for_each_set_bit(idx, recalc_map, NUM_OF_RTW89_SUB_ENTITY) { chandef = rtw89_chandef_get(rtwdev, idx); rtw89_get_channel_params(chandef, &chan); if (chan.channel == 0) { @@ -287,6 +322,13 @@ static void rtw89_chanctx_notify(struct rtw89_dev *rtwdev, } } +static bool rtw89_concurrent_via_mrc(struct rtw89_dev *rtwdev) +{ + enum rtw89_chip_gen chip_gen = rtwdev->chip->chip_gen; + + return chip_gen == RTW89_CHIP_BE; +} + /* This function centrally manages how MCC roles are sorted and iterated. * And, it guarantees that ordered_idx is less than NUM_OF_RTW89_MCC_ROLES. * So, if data needs to pass an array for ordered_idx, the array can declare @@ -320,19 +362,12 @@ int rtw89_iterate_mcc_roles(struct rtw89_dev *rtwdev, return 0; } -/* For now, IEEE80211_HW_TIMING_BEACON_ONLY can make things simple to ensure - * correctness of MCC calculation logic below. We have noticed that once driver - * declares WIPHY_FLAG_SUPPORTS_MLO, the use of IEEE80211_HW_TIMING_BEACON_ONLY - * will be restricted. We will make an alternative in driver when it is ready - * for MLO. - */ static u32 rtw89_mcc_get_tbtt_ofst(struct rtw89_dev *rtwdev, struct rtw89_mcc_role *role, u64 tsf) { struct rtw89_vif *rtwvif = role->rtwvif; - struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); u32 bcn_intvl_us = ieee80211_tu_to_usec(role->beacon_interval); - u64 sync_tsf = vif->bss_conf.sync_tsf; + u64 sync_tsf = READ_ONCE(rtwvif->sync_bcn_tsf); u32 remainder; if (tsf < sync_tsf) { @@ -346,16 +381,13 @@ static u32 rtw89_mcc_get_tbtt_ofst(struct rtw89_dev *rtwdev, return remainder; } -static u16 rtw89_mcc_get_bcn_ofst(struct rtw89_dev *rtwdev) +static int __mcc_fw_req_tsf(struct rtw89_dev *rtwdev, u64 *tsf_ref, u64 *tsf_aux) { struct rtw89_mcc_info *mcc = &rtwdev->mcc; struct rtw89_mcc_role *ref = &mcc->role_ref; struct rtw89_mcc_role *aux = &mcc->role_aux; struct rtw89_mac_mcc_tsf_rpt rpt = {}; struct rtw89_fw_mcc_tsf_req req = {}; - u32 bcn_intvl_ref_us = ieee80211_tu_to_usec(ref->beacon_interval); - u32 tbtt_ofst_ref, tbtt_ofst_aux; - u64 tsf_ref, tsf_aux; int ret; req.group = mcc->group; @@ -365,11 +397,63 @@ static u16 rtw89_mcc_get_bcn_ofst(struct rtw89_dev *rtwdev) if (ret) { rtw89_debug(rtwdev, RTW89_DBG_CHAN, "MCC h2c failed to request tsf: %d\n", ret); - return RTW89_MCC_DFLT_BCN_OFST_TIME; + return ret; + } + + *tsf_ref = (u64)rpt.tsf_x_high << 32 | rpt.tsf_x_low; + *tsf_aux = (u64)rpt.tsf_y_high << 32 | rpt.tsf_y_low; + + return 0; +} + +static int __mrc_fw_req_tsf(struct rtw89_dev *rtwdev, u64 *tsf_ref, u64 *tsf_aux) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_role *ref = &mcc->role_ref; + struct rtw89_mcc_role *aux = &mcc->role_aux; + struct rtw89_fw_mrc_req_tsf_arg arg = {}; + struct rtw89_mac_mrc_tsf_rpt rpt = {}; + int ret; + + BUILD_BUG_ON(RTW89_MAC_MRC_MAX_REQ_TSF_NUM < NUM_OF_RTW89_MCC_ROLES); + + arg.num = 2; + arg.infos[0].band = ref->rtwvif->mac_idx; + arg.infos[0].port = ref->rtwvif->port; + arg.infos[1].band = aux->rtwvif->mac_idx; + arg.infos[1].port = aux->rtwvif->port; + + ret = rtw89_fw_h2c_mrc_req_tsf(rtwdev, &arg, &rpt); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to request tsf: %d\n", ret); + return ret; } - tsf_ref = (u64)rpt.tsf_x_high << 32 | rpt.tsf_x_low; - tsf_aux = (u64)rpt.tsf_y_high << 32 | rpt.tsf_y_low; + *tsf_ref = rpt.tsfs[0]; + *tsf_aux = rpt.tsfs[1]; + + return 0; +} + +static u16 rtw89_mcc_get_bcn_ofst(struct rtw89_dev *rtwdev) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_role *ref = &mcc->role_ref; + struct rtw89_mcc_role *aux = &mcc->role_aux; + u32 bcn_intvl_ref_us = ieee80211_tu_to_usec(ref->beacon_interval); + u32 tbtt_ofst_ref, tbtt_ofst_aux; + u64 tsf_ref, tsf_aux; + int ret; + + if (rtw89_concurrent_via_mrc(rtwdev)) + ret = __mrc_fw_req_tsf(rtwdev, &tsf_ref, &tsf_aux); + else + ret = __mcc_fw_req_tsf(rtwdev, &tsf_ref, &tsf_aux); + + if (ret) + return RTW89_MCC_DFLT_BCN_OFST_TIME; + tbtt_ofst_ref = rtw89_mcc_get_tbtt_ofst(rtwdev, ref, tsf_ref); tbtt_ofst_aux = rtw89_mcc_get_tbtt_ofst(rtwdev, aux, tsf_aux); @@ -392,6 +476,28 @@ void rtw89_mcc_role_fw_macid_bitmap_set_bit(struct rtw89_mcc_role *mcc_role, mcc_role->macid_bitmap[idx] |= BIT(pos); } +static +u32 rtw89_mcc_role_fw_macid_bitmap_to_u32(struct rtw89_mcc_role *mcc_role) +{ + unsigned int macid; + unsigned int i, j; + u32 bitmap = 0; + + for (i = 0; i < ARRAY_SIZE(mcc_role->macid_bitmap); i++) { + for (j = 0; j < 8; j++) { + macid = i * 8 + j; + if (macid >= 32) + goto out; + + if (mcc_role->macid_bitmap[i] & BIT(j)) + bitmap |= BIT(macid); + } + } + +out: + return bitmap; +} + static void rtw89_mcc_role_macid_sta_iter(void *data, struct ieee80211_sta *sta) { struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; @@ -588,6 +694,9 @@ static int rtw89_mcc_fill_all_roles(struct rtw89_dev *rtwdev) int ret; rtw89_for_each_rtwvif(rtwdev, rtwvif) { + if (!rtwvif->chanctx_assigned) + continue; + if (sel.bind_vif[rtwvif->sub_entity_idx]) { rtw89_warn(rtwdev, "MCC skip extra vif <macid %d> on chanctx[%d]\n", @@ -1150,7 +1259,11 @@ static void rtw89_mcc_sync_tbtt(struct rtw89_dev *rtwdev, tsf_ofst_tgt = bcn_intvl_src_us - remainder; config->sync.macid_tgt = tgt->rtwvif->mac_id; + config->sync.band_tgt = tgt->rtwvif->mac_idx; + config->sync.port_tgt = tgt->rtwvif->port; config->sync.macid_src = src->rtwvif->mac_id; + config->sync.band_src = src->rtwvif->mac_idx; + config->sync.port_src = src->rtwvif->port; config->sync.offset = tsf_ofst_tgt / 1024; config->sync.enable = true; @@ -1297,6 +1410,37 @@ static int __mcc_fw_add_role(struct rtw89_dev *rtwdev, struct rtw89_mcc_role *ro return 0; } +static +void __mrc_fw_add_role(struct rtw89_dev *rtwdev, struct rtw89_mcc_role *role, + struct rtw89_fw_mrc_add_arg *arg, u8 slot_idx) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_role *ref = &mcc->role_ref; + struct rtw89_mcc_policy *policy = &role->policy; + struct rtw89_fw_mrc_add_slot_arg *slot_arg; + const struct rtw89_chan *chan; + + slot_arg = &arg->slots[slot_idx]; + role->slot_idx = slot_idx; + + slot_arg->duration = role->duration; + slot_arg->role_num = 1; + + chan = rtw89_chan_get(rtwdev, role->rtwvif->sub_entity_idx); + + slot_arg->roles[0].role_type = RTW89_H2C_MRC_ROLE_WIFI; + slot_arg->roles[0].is_master = role == ref; + slot_arg->roles[0].band = chan->band_type; + slot_arg->roles[0].bw = chan->band_width; + slot_arg->roles[0].central_ch = chan->channel; + slot_arg->roles[0].primary_ch = chan->primary_channel; + slot_arg->roles[0].en_tx_null = !policy->dis_tx_null; + slot_arg->roles[0].null_early = policy->tx_null_early; + slot_arg->roles[0].macid = role->rtwvif->mac_id; + slot_arg->roles[0].macid_main_bitmap = + rtw89_mcc_role_fw_macid_bitmap_to_u32(role); +} + static int __mcc_fw_add_bt_role(struct rtw89_dev *rtwdev) { struct rtw89_mcc_info *mcc = &rtwdev->mcc; @@ -1318,6 +1462,20 @@ static int __mcc_fw_add_bt_role(struct rtw89_dev *rtwdev) return 0; } +static +void __mrc_fw_add_bt_role(struct rtw89_dev *rtwdev, + struct rtw89_fw_mrc_add_arg *arg, u8 slot_idx) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_bt_role *bt_role = &mcc->bt_role; + struct rtw89_fw_mrc_add_slot_arg *slot_arg = &arg->slots[slot_idx]; + + slot_arg->duration = bt_role->duration; + slot_arg->role_num = 1; + + slot_arg->roles[0].role_type = RTW89_H2C_MRC_ROLE_BT; +} + static int __mcc_fw_start(struct rtw89_dev *rtwdev, bool replace) { struct rtw89_mcc_info *mcc = &rtwdev->mcc; @@ -1403,6 +1561,130 @@ static int __mcc_fw_start(struct rtw89_dev *rtwdev, bool replace) return 0; } +static void __mrc_fw_add_courtesy(struct rtw89_dev *rtwdev, + struct rtw89_fw_mrc_add_arg *arg) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_role *ref = &mcc->role_ref; + struct rtw89_mcc_role *aux = &mcc->role_aux; + struct rtw89_mcc_config *config = &mcc->config; + struct rtw89_mcc_pattern *pattern = &config->pattern; + struct rtw89_mcc_courtesy *courtesy = &pattern->courtesy; + struct rtw89_fw_mrc_add_slot_arg *slot_arg_src; + u8 slot_idx_tgt; + + if (!courtesy->enable) + return; + + if (courtesy->macid_src == ref->rtwvif->mac_id) { + slot_arg_src = &arg->slots[ref->slot_idx]; + slot_idx_tgt = aux->slot_idx; + } else { + slot_arg_src = &arg->slots[aux->slot_idx]; + slot_idx_tgt = ref->slot_idx; + } + + slot_arg_src->courtesy_target = slot_idx_tgt; + slot_arg_src->courtesy_period = courtesy->slot_num; + slot_arg_src->courtesy_en = true; +} + +static int __mrc_fw_start(struct rtw89_dev *rtwdev, bool replace) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_role *ref = &mcc->role_ref; + struct rtw89_mcc_role *aux = &mcc->role_aux; + struct rtw89_mcc_config *config = &mcc->config; + struct rtw89_mcc_pattern *pattern = &config->pattern; + struct rtw89_mcc_sync *sync = &config->sync; + struct rtw89_fw_mrc_start_arg start_arg = {}; + struct rtw89_fw_mrc_add_arg add_arg = {}; + int ret; + + BUILD_BUG_ON(RTW89_MAC_MRC_MAX_ADD_SLOT_NUM < + NUM_OF_RTW89_MCC_ROLES + 1 /* bt role */); + + if (replace) { + start_arg.old_sch_idx = mcc->group; + start_arg.action = RTW89_H2C_MRC_START_ACTION_REPLACE_OLD; + mcc->group = RTW89_MCC_NEXT_GROUP(mcc->group); + } + + add_arg.sch_idx = mcc->group; + add_arg.sch_type = RTW89_H2C_MRC_SCH_BAND0_ONLY; + + switch (pattern->plan) { + case RTW89_MCC_PLAN_TAIL_BT: + __mrc_fw_add_role(rtwdev, ref, &add_arg, 0); + __mrc_fw_add_role(rtwdev, aux, &add_arg, 1); + __mrc_fw_add_bt_role(rtwdev, &add_arg, 2); + + add_arg.slot_num = 3; + add_arg.btc_in_sch = true; + break; + case RTW89_MCC_PLAN_MID_BT: + __mrc_fw_add_role(rtwdev, ref, &add_arg, 0); + __mrc_fw_add_bt_role(rtwdev, &add_arg, 1); + __mrc_fw_add_role(rtwdev, aux, &add_arg, 2); + + add_arg.slot_num = 3; + add_arg.btc_in_sch = true; + break; + case RTW89_MCC_PLAN_NO_BT: + __mrc_fw_add_role(rtwdev, ref, &add_arg, 0); + __mrc_fw_add_role(rtwdev, aux, &add_arg, 1); + + add_arg.slot_num = 2; + add_arg.btc_in_sch = false; + break; + default: + rtw89_warn(rtwdev, "MCC unknown plan: %d\n", pattern->plan); + return -EFAULT; + } + + __mrc_fw_add_courtesy(rtwdev, &add_arg); + + ret = rtw89_fw_h2c_mrc_add(rtwdev, &add_arg); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to trigger add: %d\n", ret); + return ret; + } + + if (sync->enable) { + struct rtw89_fw_mrc_sync_arg sync_arg = { + .offset = sync->offset, + .src = { + .band = sync->band_src, + .port = sync->port_src, + }, + .dest = { + .band = sync->band_tgt, + .port = sync->port_tgt, + }, + }; + + ret = rtw89_fw_h2c_mrc_sync(rtwdev, &sync_arg); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to trigger sync: %d\n", ret); + return ret; + } + } + + start_arg.sch_idx = mcc->group; + start_arg.start_tsf = config->start_tsf; + + ret = rtw89_fw_h2c_mrc_start(rtwdev, &start_arg); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to trigger start: %d\n", ret); + return ret; + } + + return 0; +} + static int __mcc_fw_set_duration_no_bt(struct rtw89_dev *rtwdev, bool sync_changed) { struct rtw89_mcc_info *mcc = &rtwdev->mcc; @@ -1444,6 +1726,60 @@ static int __mcc_fw_set_duration_no_bt(struct rtw89_dev *rtwdev, bool sync_chang return 0; } +static int __mrc_fw_set_duration_no_bt(struct rtw89_dev *rtwdev, bool sync_changed) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_mcc_config *config = &mcc->config; + struct rtw89_mcc_sync *sync = &config->sync; + struct rtw89_mcc_role *ref = &mcc->role_ref; + struct rtw89_mcc_role *aux = &mcc->role_aux; + struct rtw89_fw_mrc_upd_duration_arg dur_arg = { + .sch_idx = mcc->group, + .start_tsf = config->start_tsf, + .slot_num = 2, + .slots[0] = { + .slot_idx = ref->slot_idx, + .duration = ref->duration, + }, + .slots[1] = { + .slot_idx = aux->slot_idx, + .duration = aux->duration, + }, + }; + struct rtw89_fw_mrc_sync_arg sync_arg = { + .offset = sync->offset, + .src = { + .band = sync->band_src, + .port = sync->port_src, + }, + .dest = { + .band = sync->band_tgt, + .port = sync->port_tgt, + }, + + }; + int ret; + + ret = rtw89_fw_h2c_mrc_upd_duration(rtwdev, &dur_arg); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to update duration: %d\n", ret); + return ret; + } + + if (!sync->enable || !sync_changed) + return 0; + + ret = rtw89_fw_h2c_mrc_sync(rtwdev, &sync_arg); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to trigger sync: %d\n", ret); + return ret; + } + + return 0; +} + static void rtw89_mcc_handle_beacon_noa(struct rtw89_dev *rtwdev, bool enable) { struct rtw89_mcc_info *mcc = &rtwdev->mcc; @@ -1494,7 +1830,7 @@ static void rtw89_mcc_handle_beacon_noa(struct rtw89_dev *rtwdev, bool enable) if (!rtwvif_go->chanctx_assigned) return; - rtw89_fw_h2c_update_beacon(rtwdev, rtwvif_go); + rtw89_chip_h2c_update_beacon(rtwdev, rtwvif_go); } static void rtw89_mcc_start_beacon_noa(struct rtw89_dev *rtwdev) @@ -1562,7 +1898,11 @@ static int rtw89_mcc_start(struct rtw89_dev *rtwdev) if (ret) return ret; - ret = __mcc_fw_start(rtwdev, false); + if (rtw89_concurrent_via_mrc(rtwdev)) + ret = __mrc_fw_start(rtwdev, false); + else + ret = __mcc_fw_start(rtwdev, false); + if (ret) return ret; @@ -1580,16 +1920,23 @@ static void rtw89_mcc_stop(struct rtw89_dev *rtwdev) rtw89_debug(rtwdev, RTW89_DBG_CHAN, "MCC stop\n"); - ret = rtw89_fw_h2c_stop_mcc(rtwdev, mcc->group, - ref->rtwvif->mac_id, true); - if (ret) - rtw89_debug(rtwdev, RTW89_DBG_CHAN, - "MCC h2c failed to trigger stop: %d\n", ret); + if (rtw89_concurrent_via_mrc(rtwdev)) { + ret = rtw89_fw_h2c_mrc_del(rtwdev, mcc->group); + if (ret) + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to trigger del: %d\n", ret); + } else { + ret = rtw89_fw_h2c_stop_mcc(rtwdev, mcc->group, + ref->rtwvif->mac_id, true); + if (ret) + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MCC h2c failed to trigger stop: %d\n", ret); - ret = rtw89_fw_h2c_del_mcc_group(rtwdev, mcc->group, true); - if (ret) - rtw89_debug(rtwdev, RTW89_DBG_CHAN, - "MCC h2c failed to delete group: %d\n", ret); + ret = rtw89_fw_h2c_del_mcc_group(rtwdev, mcc->group, true); + if (ret) + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MCC h2c failed to delete group: %d\n", ret); + } rtw89_chanctx_notify(rtwdev, RTW89_CHANCTX_STATE_MCC_STOP); @@ -1615,7 +1962,11 @@ static int rtw89_mcc_update(struct rtw89_dev *rtwdev) if (old_cfg.pattern.plan != RTW89_MCC_PLAN_NO_BT || config->pattern.plan != RTW89_MCC_PLAN_NO_BT) { - ret = __mcc_fw_start(rtwdev, true); + if (rtw89_concurrent_via_mrc(rtwdev)) + ret = __mrc_fw_start(rtwdev, true); + else + ret = __mcc_fw_start(rtwdev, true); + if (ret) return ret; } else { @@ -1624,7 +1975,11 @@ static int rtw89_mcc_update(struct rtw89_dev *rtwdev) else sync_changed = true; - ret = __mcc_fw_set_duration_no_bt(rtwdev, sync_changed); + if (rtw89_concurrent_via_mrc(rtwdev)) + ret = __mrc_fw_set_duration_no_bt(rtwdev, sync_changed); + else + ret = __mcc_fw_set_duration_no_bt(rtwdev, sync_changed); + if (ret) return ret; } @@ -1666,12 +2021,75 @@ static void rtw89_mcc_track(struct rtw89_dev *rtwdev) rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_BCN_OFFSET_CHANGE); } +static int __mcc_fw_upd_macid_bitmap(struct rtw89_dev *rtwdev, + struct rtw89_mcc_role *upd) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + int ret; + + ret = rtw89_fw_h2c_mcc_macid_bitmap(rtwdev, mcc->group, + upd->rtwvif->mac_id, + upd->macid_bitmap); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MCC h2c failed to update macid bitmap: %d\n", ret); + return ret; + } + + return 0; +} + +static int __mrc_fw_upd_macid_bitmap(struct rtw89_dev *rtwdev, + struct rtw89_mcc_role *cur, + struct rtw89_mcc_role *upd) +{ + struct rtw89_mcc_info *mcc = &rtwdev->mcc; + struct rtw89_fw_mrc_upd_bitmap_arg arg = {}; + u32 old = rtw89_mcc_role_fw_macid_bitmap_to_u32(cur); + u32 new = rtw89_mcc_role_fw_macid_bitmap_to_u32(upd); + u32 add = new & ~old; + u32 del = old & ~new; + int ret; + int i; + + arg.sch_idx = mcc->group; + arg.macid = upd->rtwvif->mac_id; + + for (i = 0; i < 32; i++) { + if (add & BIT(i)) { + arg.client_macid = i; + arg.action = RTW89_H2C_MRC_UPD_BITMAP_ACTION_ADD; + + ret = rtw89_fw_h2c_mrc_upd_bitmap(rtwdev, &arg); + if (ret) + goto err; + } + } + + for (i = 0; i < 32; i++) { + if (del & BIT(i)) { + arg.client_macid = i; + arg.action = RTW89_H2C_MRC_UPD_BITMAP_ACTION_DEL; + + ret = rtw89_fw_h2c_mrc_upd_bitmap(rtwdev, &arg); + if (ret) + goto err; + } + } + + return 0; + +err: + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC h2c failed to update bitmap: %d\n", ret); + return ret; +} + static int rtw89_mcc_upd_map_iterator(struct rtw89_dev *rtwdev, struct rtw89_mcc_role *mcc_role, unsigned int ordered_idx, void *data) { - struct rtw89_mcc_info *mcc = &rtwdev->mcc; struct rtw89_mcc_role upd = { .rtwvif = mcc_role->rtwvif, }; @@ -1685,14 +2103,13 @@ static int rtw89_mcc_upd_map_iterator(struct rtw89_dev *rtwdev, sizeof(mcc_role->macid_bitmap)) == 0) return 0; - ret = rtw89_fw_h2c_mcc_macid_bitmap(rtwdev, mcc->group, - upd.rtwvif->mac_id, - upd.macid_bitmap); - if (ret) { - rtw89_debug(rtwdev, RTW89_DBG_CHAN, - "MCC h2c failed to update macid bitmap: %d\n", ret); + if (rtw89_concurrent_via_mrc(rtwdev)) + ret = __mrc_fw_upd_macid_bitmap(rtwdev, mcc_role, &upd); + else + ret = __mcc_fw_upd_macid_bitmap(rtwdev, &upd); + + if (ret) return ret; - } memcpy(mcc_role->macid_bitmap, upd.macid_bitmap, sizeof(mcc_role->macid_bitmap)); @@ -1900,6 +2317,41 @@ void rtw89_chanctx_proceed(struct rtw89_dev *rtwdev) rtw89_queue_chanctx_work(rtwdev); } +static void rtw89_swap_sub_entity(struct rtw89_dev *rtwdev, + enum rtw89_sub_entity_idx idx1, + enum rtw89_sub_entity_idx idx2) +{ + struct rtw89_hal *hal = &rtwdev->hal; + struct rtw89_sub_entity tmp; + struct rtw89_vif *rtwvif; + u8 cur; + + if (idx1 == idx2) + return; + + hal->sub[idx1].cfg->idx = idx2; + hal->sub[idx2].cfg->idx = idx1; + + tmp = hal->sub[idx1]; + hal->sub[idx1] = hal->sub[idx2]; + hal->sub[idx2] = tmp; + + rtw89_for_each_rtwvif(rtwdev, rtwvif) { + if (!rtwvif->chanctx_assigned) + continue; + if (rtwvif->sub_entity_idx == idx1) + rtwvif->sub_entity_idx = idx2; + else if (rtwvif->sub_entity_idx == idx2) + rtwvif->sub_entity_idx = idx1; + } + + cur = atomic_read(&hal->roc_entity_idx); + if (cur == idx1) + atomic_set(&hal->roc_entity_idx, idx2); + else if (cur == idx2) + atomic_set(&hal->roc_entity_idx, idx1); +} + int rtw89_chanctx_ops_add(struct rtw89_dev *rtwdev, struct ieee80211_chanctx_conf *ctx) { @@ -1913,8 +2365,8 @@ int rtw89_chanctx_ops_add(struct rtw89_dev *rtwdev, return -ENOENT; rtw89_config_entity_chandef(rtwdev, idx, &ctx->def); - rtw89_set_channel(rtwdev); cfg->idx = idx; + cfg->ref_count = 0; hal->sub[idx].cfg = cfg; return 0; } @@ -1924,47 +2376,8 @@ void rtw89_chanctx_ops_remove(struct rtw89_dev *rtwdev, { struct rtw89_hal *hal = &rtwdev->hal; struct rtw89_chanctx_cfg *cfg = (struct rtw89_chanctx_cfg *)ctx->drv_priv; - enum rtw89_entity_mode mode; - struct rtw89_vif *rtwvif; - u8 drop, roll; - - drop = cfg->idx; - if (drop != RTW89_SUB_ENTITY_0) - goto out; - roll = find_next_bit(hal->entity_map, NUM_OF_RTW89_SUB_ENTITY, drop + 1); - - /* Follow rtw89_config_default_chandef() when rtw89_entity_recalc(). */ - if (roll == NUM_OF_RTW89_SUB_ENTITY) - goto out; - - /* RTW89_SUB_ENTITY_0 is going to release, and another exists. - * Make another roll down to RTW89_SUB_ENTITY_0 to replace. - */ - hal->sub[roll].cfg->idx = RTW89_SUB_ENTITY_0; - hal->sub[RTW89_SUB_ENTITY_0] = hal->sub[roll]; - - rtw89_for_each_rtwvif(rtwdev, rtwvif) { - if (rtwvif->sub_entity_idx == roll) - rtwvif->sub_entity_idx = RTW89_SUB_ENTITY_0; - } - - atomic_cmpxchg(&hal->roc_entity_idx, roll, RTW89_SUB_ENTITY_0); - - drop = roll; - -out: - mode = rtw89_get_entity_mode(rtwdev); - switch (mode) { - case RTW89_ENTITY_MODE_MCC: - rtw89_mcc_stop(rtwdev); - break; - default: - break; - } - - clear_bit(drop, hal->entity_map); - rtw89_set_channel(rtwdev); + clear_bit(cfg->idx, hal->entity_map); } void rtw89_chanctx_ops_change(struct rtw89_dev *rtwdev, @@ -1985,16 +2398,73 @@ int rtw89_chanctx_ops_assign_vif(struct rtw89_dev *rtwdev, struct ieee80211_chanctx_conf *ctx) { struct rtw89_chanctx_cfg *cfg = (struct rtw89_chanctx_cfg *)ctx->drv_priv; + struct rtw89_entity_weight w = {}; rtwvif->sub_entity_idx = cfg->idx; rtwvif->chanctx_assigned = true; - return 0; + cfg->ref_count++; + + if (cfg->idx == RTW89_SUB_ENTITY_0) + goto out; + + rtw89_entity_calculate_weight(rtwdev, &w); + if (w.active_chanctxs != 1) + goto out; + + /* put the first active chanctx at RTW89_SUB_ENTITY_0 */ + rtw89_swap_sub_entity(rtwdev, cfg->idx, RTW89_SUB_ENTITY_0); + +out: + return rtw89_set_channel(rtwdev); } void rtw89_chanctx_ops_unassign_vif(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct ieee80211_chanctx_conf *ctx) { + struct rtw89_chanctx_cfg *cfg = (struct rtw89_chanctx_cfg *)ctx->drv_priv; + struct rtw89_hal *hal = &rtwdev->hal; + struct rtw89_entity_weight w = {}; + enum rtw89_sub_entity_idx roll; + enum rtw89_entity_mode cur; + rtwvif->sub_entity_idx = RTW89_SUB_ENTITY_0; rtwvif->chanctx_assigned = false; + cfg->ref_count--; + + if (cfg->ref_count != 0) + goto out; + + if (cfg->idx != RTW89_SUB_ENTITY_0) + goto out; + + roll = find_next_bit(hal->entity_map, NUM_OF_RTW89_SUB_ENTITY, + cfg->idx + 1); + /* Follow rtw89_config_default_chandef() when rtw89_entity_recalc(). */ + if (roll == NUM_OF_RTW89_SUB_ENTITY) + goto out; + + /* RTW89_SUB_ENTITY_0 is going to release, and another exists. + * Make another roll down to RTW89_SUB_ENTITY_0 to replace. + */ + rtw89_swap_sub_entity(rtwdev, cfg->idx, roll); + +out: + rtw89_entity_calculate_weight(rtwdev, &w); + + cur = rtw89_get_entity_mode(rtwdev); + switch (cur) { + case RTW89_ENTITY_MODE_MCC: + /* If still multi-roles, re-plan MCC for chanctx changes. + * Otherwise, just stop MCC. + */ + rtw89_mcc_stop(rtwdev); + if (w.active_roles == NUM_OF_RTW89_MCC_ROLES) + rtw89_mcc_start(rtwdev); + break; + default: + break; + } + + rtw89_set_channel(rtwdev); } diff --git a/drivers/net/wireless/realtek/rtw89/chan.h b/drivers/net/wireless/realtek/rtw89/chan.h index 9b98d8f4ee9d..ffa412f281f3 100644 --- a/drivers/net/wireless/realtek/rtw89/chan.h +++ b/drivers/net/wireless/realtek/rtw89/chan.h @@ -38,6 +38,11 @@ enum rtw89_chanctx_pause_reasons { RTW89_CHANCTX_PAUSE_REASON_ROC, }; +struct rtw89_entity_weight { + unsigned int active_chanctxs; + unsigned int active_roles; +}; + static inline bool rtw89_get_entity_state(struct rtw89_dev *rtwdev) { struct rtw89_hal *hal = &rtwdev->hal; diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c index f37afb4cbb63..d9b66d43f32e 100644 --- a/drivers/net/wireless/realtek/rtw89/coex.c +++ b/drivers/net/wireless/realtek/rtw89/coex.c @@ -129,68 +129,75 @@ static const u32 cxtbl[] = { static const struct rtw89_btc_ver rtw89_btc_ver_defs[] = { /* firmware version must be in decreasing order for each chip */ + {RTL8922A, RTW89_FW_VER_CODE(0, 35, 8, 0), + .fcxbtcrpt = 8, .fcxtdma = 7, .fcxslots = 7, .fcxcysta = 7, + .fcxstep = 7, .fcxnullsta = 7, .fcxmreg = 7, .fcxgpiodbg = 7, + .fcxbtver = 7, .fcxbtscan = 7, .fcxbtafh = 7, .fcxbtdevinfo = 7, + .fwlrole = 2, .frptmap = 7, .fcxctrl = 7, .fcxinit = 7, + .drvinfo_type = 1, .info_buf = 1800, .max_role_num = 6, + }, {RTL8851B, RTW89_FW_VER_CODE(0, 29, 29, 0), .fcxbtcrpt = 105, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 5, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 2, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 2, .fcxbtafh = 2, .fcxbtdevinfo = 1, - .fwlrole = 2, .frptmap = 3, .fcxctrl = 1, - .info_buf = 1800, .max_role_num = 6, + .fwlrole = 2, .frptmap = 3, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1800, .max_role_num = 6, }, {RTL8852C, RTW89_FW_VER_CODE(0, 27, 57, 0), .fcxbtcrpt = 4, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 3, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 2, .fcxbtdevinfo = 1, - .fwlrole = 1, .frptmap = 3, .fcxctrl = 1, - .info_buf = 1280, .max_role_num = 5, + .fwlrole = 1, .frptmap = 3, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1280, .max_role_num = 5, }, {RTL8852C, RTW89_FW_VER_CODE(0, 27, 42, 0), .fcxbtcrpt = 4, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 3, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 2, .fcxbtdevinfo = 1, - .fwlrole = 1, .frptmap = 2, .fcxctrl = 1, - .info_buf = 1280, .max_role_num = 5, + .fwlrole = 1, .frptmap = 2, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1280, .max_role_num = 5, }, {RTL8852C, RTW89_FW_VER_CODE(0, 27, 0, 0), .fcxbtcrpt = 4, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 3, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 1, .fcxbtdevinfo = 1, - .fwlrole = 1, .frptmap = 2, .fcxctrl = 1, - .info_buf = 1280, .max_role_num = 5, + .fwlrole = 1, .frptmap = 2, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1280, .max_role_num = 5, }, {RTL8852B, RTW89_FW_VER_CODE(0, 29, 29, 0), .fcxbtcrpt = 105, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 5, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 2, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 2, .fcxbtafh = 2, .fcxbtdevinfo = 1, - .fwlrole = 2, .frptmap = 3, .fcxctrl = 1, - .info_buf = 1800, .max_role_num = 6, + .fwlrole = 2, .frptmap = 3, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1800, .max_role_num = 6, }, {RTL8852B, RTW89_FW_VER_CODE(0, 29, 14, 0), .fcxbtcrpt = 5, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 4, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 2, .fcxbtdevinfo = 1, - .fwlrole = 1, .frptmap = 3, .fcxctrl = 1, - .info_buf = 1800, .max_role_num = 6, + .fwlrole = 1, .frptmap = 3, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1800, .max_role_num = 6, }, {RTL8852B, RTW89_FW_VER_CODE(0, 27, 0, 0), .fcxbtcrpt = 4, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 3, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 1, .fcxbtdevinfo = 1, - .fwlrole = 1, .frptmap = 1, .fcxctrl = 1, - .info_buf = 1280, .max_role_num = 5, + .fwlrole = 1, .frptmap = 1, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1280, .max_role_num = 5, }, {RTL8852A, RTW89_FW_VER_CODE(0, 13, 37, 0), .fcxbtcrpt = 4, .fcxtdma = 3, .fcxslots = 1, .fcxcysta = 3, .fcxstep = 3, .fcxnullsta = 2, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 2, .fcxbtdevinfo = 1, - .fwlrole = 1, .frptmap = 3, .fcxctrl = 1, - .info_buf = 1280, .max_role_num = 5, + .fwlrole = 1, .frptmap = 3, .fcxctrl = 1, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1280, .max_role_num = 5, }, {RTL8852A, RTW89_FW_VER_CODE(0, 13, 0, 0), .fcxbtcrpt = 1, .fcxtdma = 1, .fcxslots = 1, .fcxcysta = 2, .fcxstep = 2, .fcxnullsta = 1, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 1, .fcxbtdevinfo = 1, - .fwlrole = 0, .frptmap = 0, .fcxctrl = 0, - .info_buf = 1024, .max_role_num = 5, + .fwlrole = 0, .frptmap = 0, .fcxctrl = 0, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1024, .max_role_num = 5, }, /* keep it to be the last as default entry */ @@ -198,8 +205,8 @@ static const struct rtw89_btc_ver rtw89_btc_ver_defs[] = { .fcxbtcrpt = 1, .fcxtdma = 1, .fcxslots = 1, .fcxcysta = 2, .fcxstep = 2, .fcxnullsta = 1, .fcxmreg = 1, .fcxgpiodbg = 1, .fcxbtver = 1, .fcxbtscan = 1, .fcxbtafh = 1, .fcxbtdevinfo = 1, - .fwlrole = 0, .frptmap = 0, .fcxctrl = 0, - .info_buf = 1024, .max_role_num = 5, + .fwlrole = 0, .frptmap = 0, .fcxctrl = 0, .fcxinit = 0, + .drvinfo_type = 0, .info_buf = 1024, .max_role_num = 5, }, }; @@ -351,17 +358,26 @@ enum btc_cx_poicy_type { /* TDMA off + pri: WL_Rx = BT, BT_HI > WL_Tx > BT_Lo */ BTC_CXP_OFF_EQ3 = (BTC_CXP_OFF << 8) | 5, + /* TDMA off + pri: WL_Rx = BT, BT_HI > WL_Tx > BT_Lo */ + BTC_CXP_OFF_EQ4 = (BTC_CXP_OFF << 8) | 6, + + /* TDMA off + pri: WL_Rx = BT, BT_HI > WL_Tx > BT_Lo */ + BTC_CXP_OFF_EQ5 = (BTC_CXP_OFF << 8) | 7, + /* TDMA off + pri: BT_Hi > WL > BT_Lo */ - BTC_CXP_OFF_BWB0 = (BTC_CXP_OFF << 8) | 6, + BTC_CXP_OFF_BWB0 = (BTC_CXP_OFF << 8) | 8, /* TDMA off + pri: WL_Hi-Tx > BT_Hi_Rx, BT_Hi > WL > BT_Lo */ - BTC_CXP_OFF_BWB1 = (BTC_CXP_OFF << 8) | 7, + BTC_CXP_OFF_BWB1 = (BTC_CXP_OFF << 8) | 9, /* TDMA off + pri: WL_Hi-Tx > BT, BT_Hi > other-WL > BT_Lo */ - BTC_CXP_OFF_BWB2 = (BTC_CXP_OFF << 8) | 8, + BTC_CXP_OFF_BWB2 = (BTC_CXP_OFF << 8) | 10, /* TDMA off + pri: WL_Hi-Tx = BT */ - BTC_CXP_OFF_BWB3 = (BTC_CXP_OFF << 8) | 9, + BTC_CXP_OFF_BWB3 = (BTC_CXP_OFF << 8) | 11, + + /* TDMA off + pri: WL > BT, Block-BT*/ + BTC_CXP_OFF_WL2 = (BTC_CXP_OFF << 8) | 12, /* TDMA off+Bcn-Protect + pri: WL_Hi-Tx > BT_Hi_Rx, BT_Hi > WL > BT_Lo*/ BTC_CXP_OFFB_BWB0 = (BTC_CXP_OFFB << 8) | 0, @@ -676,20 +692,25 @@ static void _run_coex(struct rtw89_dev *rtwdev, static void _write_scbd(struct rtw89_dev *rtwdev, u32 val, bool state); static void _update_bt_scbd(struct rtw89_dev *rtwdev, bool only_update); -static void _send_fw_cmd(struct rtw89_dev *rtwdev, u8 h2c_class, u8 h2c_func, - void *param, u16 len) +static int _send_fw_cmd(struct rtw89_dev *rtwdev, u8 h2c_class, u8 h2c_func, + void *param, u16 len) { struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_btf_fwinfo *pfwinfo = &btc->fwinfo; struct rtw89_btc_cx *cx = &btc->cx; struct rtw89_btc_wl_info *wl = &cx->wl; + struct rtw89_btc_dm *dm = &btc->dm; int ret; - if (!wl->status.map.init_ok) { + if (len > BTC_H2C_MAXLEN || len == 0) { + btc->fwinfo.cnt_h2c_fail++; + dm->error.map.h2c_buffer_over = true; + return -EINVAL; + } else if (!wl->status.map.init_ok) { rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): return by btc not init!!\n", __func__); pfwinfo->cnt_h2c_fail++; - return; + return -EINVAL; } else if ((wl->status.map.rf_off_pre == BTC_LPS_RF_OFF && wl->status.map.rf_off == BTC_LPS_RF_OFF) || (wl->status.map.lps_pre == BTC_LPS_RF_OFF && @@ -697,20 +718,23 @@ static void _send_fw_cmd(struct rtw89_dev *rtwdev, u8 h2c_class, u8 h2c_func, rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): return by wl off!!\n", __func__); pfwinfo->cnt_h2c_fail++; - return; + return -EINVAL; } - pfwinfo->cnt_h2c++; - ret = rtw89_fw_h2c_raw_with_hdr(rtwdev, h2c_class, h2c_func, param, len, false, true); - if (ret != 0) + if (ret) pfwinfo->cnt_h2c_fail++; + else + pfwinfo->cnt_h2c++; + + return ret; } static void _reset_btc_var(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; + const struct rtw89_btc_ver *ver = btc->ver; struct rtw89_btc_cx *cx = &btc->cx; struct rtw89_btc_wl_info *wl = &btc->cx.wl; struct rtw89_btc_bt_info *bt = &btc->cx.bt; @@ -728,7 +752,9 @@ static void _reset_btc_var(struct rtw89_dev *rtwdev, u8 type) if (type & BTC_RESET_CTRL) { memset(&btc->ctrl, 0, sizeof(btc->ctrl)); - btc->ctrl.trace_step = FCXDEF_STEP; + btc->manual_ctrl = false; + if (ver->fcxctrl != 7) + btc->ctrl.ctrl.trace_step = FCXDEF_STEP; } /* Init Coex variables that are not zero */ @@ -777,22 +803,27 @@ static void _get_reg_status(struct rtw89_dev *rtwdev, u8 type, u8 *val) { struct rtw89_btc *btc = &rtwdev->btc; const struct rtw89_btc_ver *ver = btc->ver; - struct rtw89_btc_module *md = &btc->mdinfo; + union rtw89_btc_module_info *md = &btc->mdinfo; union rtw89_btc_fbtc_mreg_val *pmreg; u32 pre_agc_addr = R_BTC_BB_PRE_AGC_S1; u32 reg_val; - u8 idx; + u8 idx, switch_type; - if (md->ant.btg_pos == RF_PATH_A) + if (ver->fcxinit == 7) + switch_type = md->md_v7.switch_type; + else + switch_type = md->md.switch_type; + + if (btc->btg_pos == RF_PATH_A) pre_agc_addr = R_BTC_BB_PRE_AGC_S0; switch (type) { case BTC_CSTATUS_TXDIV_POS: - if (md->switch_type == BTC_SWITCH_INTERNAL) + if (switch_type == BTC_SWITCH_INTERNAL) *val = BTC_ANT_DIV_MAIN; break; case BTC_CSTATUS_RXDIV_POS: - if (md->switch_type == BTC_SWITCH_INTERNAL) + if (switch_type == BTC_SWITCH_INTERNAL) *val = BTC_ANT_DIV_MAIN; break; case BTC_CSTATUS_BB_GNT_MUX: @@ -1117,7 +1148,7 @@ static u32 _chk_btc_report(struct rtw89_dev *rtwdev, void *rpt_content = NULL, *pfinfo = NULL; u8 rpt_type = 0; u16 wl_slot_set = 0, wl_slot_real = 0; - u32 trace_step = btc->ctrl.trace_step, rpt_len = 0, diff_t = 0; + u32 trace_step = 0, rpt_len = 0, diff_t = 0; u32 cnt_leak_slot, bt_slot_real, bt_slot_set, cnt_rx_imr; u8 i, val = 0; @@ -1207,6 +1238,9 @@ static u32 _chk_btc_report(struct rtw89_dev *rtwdev, break; case BTC_RPT_TYPE_STEP: pcinfo = &pfwinfo->rpt_fbtc_step.cinfo; + if (ver->fcxctrl != 7) + trace_step = btc->ctrl.ctrl.trace_step; + if (ver->fcxstep == 2) { pfinfo = &pfwinfo->rpt_fbtc_step.finfo.v2; pcinfo->req_len = sizeof(pfwinfo->rpt_fbtc_step.finfo.v2.step[0]) * @@ -1920,6 +1954,7 @@ static void rtw89_btc_fw_en_rpt(struct rtw89_dev *rtwdev, struct rtw89_btc_btf_fwinfo *fwinfo = &btc->fwinfo; struct rtw89_btc_btf_set_report r = {0}; u32 val, bit_map; + int ret; if ((wl_smap->rf_off || wl_smap->lps != BTC_LPS_OFF) && rpt_state != 0) return; @@ -1938,13 +1973,13 @@ static void rtw89_btc_fw_en_rpt(struct rtw89_dev *rtwdev, if (val == fwinfo->rpt_en_map) return; - fwinfo->rpt_en_map = val; - r.fver = BTF_SET_REPORT_VER; r.enable = cpu_to_le32(val); r.para = cpu_to_le32(rpt_state); - _send_fw_cmd(rtwdev, BTFC_SET, SET_REPORT_EN, &r, sizeof(r)); + ret = _send_fw_cmd(rtwdev, BTFC_SET, SET_REPORT_EN, &r, sizeof(r)); + if (!ret) + fwinfo->rpt_en_map = val; } static void rtw89_btc_fw_set_slots(struct rtw89_dev *rtwdev, u8 num, @@ -2032,6 +2067,7 @@ static void _fw_set_policy(struct rtw89_dev *rtwdev, u16 policy_type, { struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_dm *dm = &btc->dm; + int ret; dm->run_action = action; @@ -2060,11 +2096,12 @@ static void _fw_set_policy(struct rtw89_dev *rtwdev, u16 policy_type, if (btc->lps == 1) rtw89_set_coex_ctrl_lps(rtwdev, btc->lps); - _send_fw_cmd(rtwdev, BTFC_SET, SET_CX_POLICY, - btc->policy, btc->policy_len); - - memcpy(&dm->tdma_now, &dm->tdma, sizeof(dm->tdma_now)); - memcpy(&dm->slot_now, &dm->slot, sizeof(dm->slot_now)); + ret = _send_fw_cmd(rtwdev, BTFC_SET, SET_CX_POLICY, + btc->policy, btc->policy_len); + if (!ret) { + memcpy(&dm->tdma_now, &dm->tdma, sizeof(dm->tdma_now)); + memcpy(&dm->slot_now, &dm->slot, sizeof(dm->slot_now)); + } if (btc->update_policy_force) btc->update_policy_force = false; @@ -2083,20 +2120,32 @@ static void _fw_set_drv_info(struct rtw89_dev *rtwdev, u8 type) switch (type) { case CXDRVINFO_INIT: - rtw89_fw_h2c_cxdrv_init(rtwdev); + if (ver->fcxinit == 7) + rtw89_fw_h2c_cxdrv_init_v7(rtwdev, type); + else + rtw89_fw_h2c_cxdrv_init(rtwdev, type); break; case CXDRVINFO_ROLE: if (ver->fwlrole == 0) - rtw89_fw_h2c_cxdrv_role(rtwdev); + rtw89_fw_h2c_cxdrv_role(rtwdev, type); else if (ver->fwlrole == 1) - rtw89_fw_h2c_cxdrv_role_v1(rtwdev); + rtw89_fw_h2c_cxdrv_role_v1(rtwdev, type); else if (ver->fwlrole == 2) - rtw89_fw_h2c_cxdrv_role_v2(rtwdev); + rtw89_fw_h2c_cxdrv_role_v2(rtwdev, type); break; case CXDRVINFO_CTRL: - rtw89_fw_h2c_cxdrv_ctrl(rtwdev); + if (ver->drvinfo_type == 1) + type = 2; + + if (ver->fcxctrl == 7) + rtw89_fw_h2c_cxdrv_ctrl_v7(rtwdev, type); + else + rtw89_fw_h2c_cxdrv_ctrl(rtwdev, type); break; case CXDRVINFO_TRX: + if (ver->drvinfo_type == 1) + type = 3; + dm->trx_info.tx_power = u32_get_bits(rf_para.wl_tx_power, RTW89_BTC_WL_DEF_TX_PWR); dm->trx_info.rx_gain = u32_get_bits(rf_para.wl_rx_gain, @@ -2107,11 +2156,18 @@ static void _fw_set_drv_info(struct rtw89_dev *rtwdev, u8 type) RTW89_BTC_WL_DEF_TX_PWR); dm->trx_info.cn = wl->cn_report; dm->trx_info.nhm = wl->nhm.pwr; - rtw89_fw_h2c_cxdrv_trx(rtwdev); + rtw89_fw_h2c_cxdrv_trx(rtwdev, type); break; case CXDRVINFO_RFK: - rtw89_fw_h2c_cxdrv_rfk(rtwdev); + if (ver->drvinfo_type == 1) + return; + + rtw89_fw_h2c_cxdrv_rfk(rtwdev, type); break; + case CXDRVINFO_TXPWR: + case CXDRVINFO_FDDT: + case CXDRVINFO_MLO: + case CXDRVINFO_OSI: default: break; } @@ -2261,20 +2317,25 @@ static void _set_bt_tx_power(struct rtw89_dev *rtwdev, u8 level) { struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_bt_info *bt = &btc->cx.bt; + int ret; u8 buf; - if (bt->rf_para.tx_pwr_freerun == level) + if (btc->cx.cnt_bt[BTC_BCNT_INFOUPDATE] == 0) return; - bt->rf_para.tx_pwr_freerun = level; - btc->dm.rf_trx_para.bt_tx_power = level; + if (bt->rf_para.tx_pwr_freerun == level) + return; rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): level = %d\n", __func__, level); buf = (s8)(-level); - _send_fw_cmd(rtwdev, BTFC_SET, SET_BT_TX_PWR, &buf, 1); + ret = _send_fw_cmd(rtwdev, BTFC_SET, SET_BT_TX_PWR, &buf, 1); + if (!ret) { + bt->rf_para.tx_pwr_freerun = level; + btc->dm.rf_trx_para.bt_tx_power = level; + } } #define BTC_BT_RX_NORMAL_LVL 7 @@ -2284,6 +2345,9 @@ static void _set_bt_rx_gain(struct rtw89_dev *rtwdev, u8 level) struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_bt_info *bt = &btc->cx.bt; + if (btc->cx.cnt_bt[BTC_BCNT_INFOUPDATE] == 0) + return; + if ((bt->rf_para.rx_gain_freerun == level || level > BTC_BT_RX_NORMAL_LVL) && (!rtwdev->chip->scbd || bt->lna_constrain == level)) @@ -2333,7 +2397,7 @@ static void _set_rf_trx_para(struct rtw89_dev *rtwdev) } /* decide trx_para_level */ - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { /* fix LNA2 + TIA gain not change by GNT_BT */ if ((btc->dm.wl_btg_rx && b->profile_cnt.now != 0) || dm->bt_only == 1) @@ -2435,7 +2499,7 @@ static void _set_bt_afh_info(struct rtw89_dev *rtwdev) u8 en = 0, i, ch = 0, bw = 0; u8 mode, connect_cnt; - if (btc->ctrl.manual || wl->status.map.scan) + if (btc->manual_ctrl || wl->status.map.scan) return; if (ver->fwlrole == 0) { @@ -2560,8 +2624,16 @@ static bool _check_freerun(struct rtw89_dev *rtwdev) struct rtw89_btc_wl_role_info_v1 *wl_rinfo_v1 = &wl->role_info_v1; struct rtw89_btc_bt_link_info *bt_linfo = &bt->link_info; struct rtw89_btc_bt_hid_desc *hid = &bt_linfo->hid_desc; + union rtw89_btc_module_info *md = &btc->mdinfo; + const struct rtw89_btc_ver *ver = btc->ver; + u8 isolation; + + if (ver->fcxinit == 7) + isolation = md->md_v7.ant.isolation; + else + isolation = md->md.ant.isolation; - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { btc->dm.trx_para_level = 0; return false; } @@ -2584,7 +2656,7 @@ static bool _check_freerun(struct rtw89_dev *rtwdev) } /* TODO get isolation by BT psd */ - if (btc->mdinfo.ant.isolation >= BTC_FREERUN_ANTISO_MIN) { + if (isolation >= BTC_FREERUN_ANTISO_MIN) { btc->dm.trx_para_level = 5; return true; } @@ -2712,7 +2784,7 @@ void rtw89_btc_set_policy(struct rtw89_dev *rtwdev, u16 policy_type) u8 type; u32 tbl_w1, tbl_b1, tbl_b4; - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { if (btc->cx.wl.status.map._4way) tbl_w1 = cxtbl[1]; else @@ -3023,12 +3095,13 @@ void rtw89_btc_set_policy_v1(struct rtw89_dev *rtwdev, u16 policy_type) struct rtw89_btc_wl_role_info_v1 *wl_rinfo = &btc->cx.wl.role_info_v1; struct rtw89_btc_bt_hid_desc *hid = &btc->cx.bt.link_info.hid_desc; struct rtw89_btc_bt_hfp_desc *hfp = &btc->cx.bt.link_info.hfp_desc; + struct rtw89_btc_wl_info *wl = &btc->cx.wl; u8 type, null_role; u32 tbl_w1, tbl_b1, tbl_b4; type = FIELD_GET(BTC_CXP_MASK, policy_type); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { if (btc->cx.wl.status.map._4way) tbl_w1 = cxtbl[1]; else if (hid->exist && hid->type == BTC_HID_218) @@ -3048,9 +3121,16 @@ void rtw89_btc_set_policy_v1(struct rtw89_dev *rtwdev, u16 policy_type) tbl_b4 = cxtbl[2]; } } else { - tbl_w1 = cxtbl[16]; tbl_b1 = cxtbl[17]; tbl_b4 = cxtbl[17]; + + if (wl->bg_mode) + tbl_w1 = cxtbl[8]; + else if ((wl->status.map.traffic_dir & BIT(RTW89_TFC_UL)) && + hid->exist) + tbl_w1 = cxtbl[19]; + else + tbl_w1 = cxtbl[16]; } btc->bt_req_en = false; @@ -3615,7 +3695,7 @@ static void _action_bt_idle(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ switch (btc->cx.state_map) { case BTC_WBUSY_BNOSCAN: /*wl-busy + bt idle*/ case BTC_WSCAN_BNOSCAN: /* wl-scan + bt-idle */ @@ -3654,7 +3734,7 @@ static void _action_bt_hfp(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { if (btc->cx.wl.status.map._4way) { _set_policy(rtwdev, BTC_CXP_OFF_WL, BTC_ACT_BT_HFP); } else if (wl->status.map.traffic_dir & BIT(RTW89_TFC_UL)) { @@ -3664,7 +3744,12 @@ static void _action_bt_hfp(struct rtw89_dev *rtwdev) _set_policy(rtwdev, BTC_CXP_OFF_BWB1, BTC_ACT_BT_HFP); } } else { - _set_policy(rtwdev, BTC_CXP_OFF_EQ2, BTC_ACT_BT_HFP); + if (wl->bg_mode) + _set_policy(rtwdev, BTC_CXP_OFF_BWB1, BTC_ACT_BT_HFP); + else if (wl->status.map.traffic_dir & BIT(RTW89_TFC_UL)) + _set_policy(rtwdev, BTC_CXP_OFF_EQ5, BTC_ACT_BT_HFP); + else + _set_policy(rtwdev, BTC_CXP_OFF_EQ2, BTC_ACT_BT_HFP); } } @@ -3679,7 +3764,7 @@ static void _action_bt_hid(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ if (wl->status.map._4way) { policy_type = BTC_CXP_OFF_WL; } else if (wl->status.map.traffic_dir & BIT(RTW89_TFC_UL)) { @@ -3697,7 +3782,12 @@ static void _action_bt_hid(struct rtw89_dev *rtwdev) policy_type = BTC_CXP_OFF_BWB1; } } else { /* dedicated-antenna */ - policy_type = BTC_CXP_OFF_EQ3; + if (wl->bg_mode) + policy_type = BTC_CXP_OFF_BWB1; + else if (wl->status.map.traffic_dir & BIT(RTW89_TFC_UL)) + policy_type = BTC_CXP_OFF_EQ4; + else + policy_type = BTC_CXP_OFF_EQ3; } _set_policy(rtwdev, policy_type, BTC_ACT_BT_HID); @@ -3947,7 +4037,7 @@ static void _action_wl_other(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) + if (btc->ant_type == BTC_ANT_SHARED) _set_policy(rtwdev, BTC_CXP_OFFB_BWB0, BTC_ACT_WL_OTHER); else _set_policy(rtwdev, BTC_CXP_OFF_EQ0, BTC_ACT_WL_OTHER); @@ -3991,7 +4081,7 @@ static void _set_btg_ctrl(struct rtw89_dev *rtwdev) u32 is_btg; u8 i, val; - if (btc->ctrl.manual) + if (btc->manual_ctrl) return; if (ver->fwlrole == 0) @@ -4063,7 +4153,7 @@ static void _set_wl_preagc_ctrl(struct rtw89_dev *rtwdev) struct rtw89_btc_dm *dm = &btc->dm; u8 is_preagc, val; - if (btc->ctrl.manual) + if (btc->manual_ctrl) return; if (wl_rinfo->link_mode == BTC_WLINK_25G_MCC) @@ -4083,7 +4173,7 @@ static void _set_wl_preagc_ctrl(struct rtw89_dev *rtwdev) else if (ver->fwlrole == 2 && wl_rinfo->dbcc_en && wl_rinfo->dbcc_2g_phy != RTW89_PHY_1) is_preagc = BTC_PREAGC_DISABLE; - else if (btc->mdinfo.ant.type == BTC_ANT_SHARED) + else if (btc->ant_type == BTC_ANT_SHARED) is_preagc = BTC_PREAGC_DISABLE; else is_preagc = BTC_PREAGC_ENABLE; @@ -4187,13 +4277,12 @@ static void _set_wl_tx_limit(struct rtw89_dev *rtwdev) struct rtw89_btc_wl_role_info_v1 *wl_rinfo_v1 = &wl->role_info_v1; struct rtw89_btc_wl_role_info_v2 *wl_rinfo_v2 = &wl->role_info_v2; struct rtw89_txtime_data data = {.rtwdev = rtwdev}; - u8 mode; - u8 tx_retry; + u8 mode, igno_bt, tx_retry; u32 tx_time; u16 enable; bool reenable = false; - if (btc->ctrl.manual) + if (btc->manual_ctrl) return; if (ver->fwlrole == 0) @@ -4205,7 +4294,12 @@ static void _set_wl_tx_limit(struct rtw89_dev *rtwdev) else return; - if (btc->dm.freerun || btc->ctrl.igno_bt || b->profile_cnt.now == 0 || + if (ver->fcxctrl == 7) + igno_bt = btc->ctrl.ctrl_v7.igno_bt; + else + igno_bt = btc->ctrl.ctrl.igno_bt; + + if (btc->dm.freerun || igno_bt || b->profile_cnt.now == 0 || mode == BTC_WLINK_5G || mode == BTC_WLINK_NOLINK) { enable = 0; tx_time = BTC_MAX_TX_TIME_DEF; @@ -4402,7 +4496,7 @@ static void _action_wl_scan(struct rtw89_dev *rtwdev) if (RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) { _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W25G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) + if (btc->ant_type == BTC_ANT_SHARED) _set_policy(rtwdev, BTC_CXP_OFFE_DEF, BTC_RSN_NTFY_SCAN_START); else @@ -4430,7 +4524,7 @@ static void _action_wl_25g_mcc(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W25G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { if (btc->cx.bt.link_info.profile_cnt.now == 0) _set_policy(rtwdev, BTC_CXP_OFFE_DEF2, BTC_ACT_WL_25G_MCC); @@ -4447,7 +4541,7 @@ static void _action_wl_2g_mcc(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ if (btc->cx.bt.link_info.profile_cnt.now == 0) _set_policy(rtwdev, BTC_CXP_OFFE_DEF2, BTC_ACT_WL_2G_MCC); @@ -4465,7 +4559,7 @@ static void _action_wl_2g_scc(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ if (btc->cx.bt.link_info.profile_cnt.now == 0) _set_policy(rtwdev, BTC_CXP_OFFE_DEF2, BTC_ACT_WL_2G_SCC); @@ -4487,7 +4581,7 @@ static void _action_wl_2g_scc_v1(struct rtw89_dev *rtwdev) u16 policy_type = BTC_CXP_OFF_BT; u32 dur; - if (btc->mdinfo.ant.type == BTC_ANT_DEDICATED) { + if (btc->ant_type == BTC_ANT_DEDICATED) { policy_type = BTC_CXP_OFF_EQ0; } else { /* shared-antenna */ @@ -4549,7 +4643,7 @@ static void _action_wl_2g_scc_v2(struct rtw89_dev *rtwdev) u16 policy_type = BTC_CXP_OFF_BT; u32 dur; - if (btc->mdinfo.ant.type == BTC_ANT_DEDICATED) { + if (btc->ant_type == BTC_ANT_DEDICATED) { policy_type = BTC_CXP_OFF_EQ0; } else { /* shared-antenna */ @@ -4607,7 +4701,7 @@ static void _action_wl_2g_ap(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { if (btc->cx.bt.link_info.profile_cnt.now == 0) _set_policy(rtwdev, BTC_CXP_OFFE_DEF2, BTC_ACT_WL_2G_AP); @@ -4624,7 +4718,7 @@ static void _action_wl_2g_go(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ if (btc->cx.bt.link_info.profile_cnt.now == 0) _set_policy(rtwdev, BTC_CXP_OFFE_DEF2, BTC_ACT_WL_2G_GO); @@ -4642,7 +4736,7 @@ static void _action_wl_2g_gc(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ _action_by_bt(rtwdev); } else {/* dedicated-antenna */ _set_policy(rtwdev, BTC_CXP_OFF_EQ0, BTC_ACT_WL_2G_GC); @@ -4655,7 +4749,7 @@ static void _action_wl_2g_nan(struct rtw89_dev *rtwdev) _set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W2G); - if (btc->mdinfo.ant.type == BTC_ANT_SHARED) { /* shared-antenna */ + if (btc->ant_type == BTC_ANT_SHARED) { /* shared-antenna */ if (btc->cx.bt.link_info.profile_cnt.now == 0) _set_policy(rtwdev, BTC_CXP_OFFE_DEF2, BTC_ACT_WL_2G_NAN); @@ -5351,7 +5445,7 @@ void _run_coex(struct rtw89_dev *rtwdev, enum btc_reason_and_action reason) struct rtw89_btc_wl_role_info *wl_rinfo = &wl->role_info; struct rtw89_btc_wl_role_info_v1 *wl_rinfo_v1 = &wl->role_info_v1; struct rtw89_btc_wl_role_info_v2 *wl_rinfo_v2 = &wl->role_info_v2; - u8 mode; + u8 mode, igno_bt, always_freerun; lockdep_assert_held(&rtwdev->mutex); @@ -5368,20 +5462,28 @@ void _run_coex(struct rtw89_dev *rtwdev, enum btc_reason_and_action reason) else return; + if (ver->fcxctrl == 7) { + igno_bt = btc->ctrl.ctrl_v7.igno_bt; + always_freerun = btc->ctrl.ctrl_v7.always_freerun; + } else { + igno_bt = btc->ctrl.ctrl.igno_bt; + always_freerun = btc->ctrl.ctrl.always_freerun; + } + rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): reason=%d, mode=%d\n", __func__, reason, mode); rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): wl_only=%d, bt_only=%d\n", __func__, dm->wl_only, dm->bt_only); /* Be careful to change the following function sequence!! */ - if (btc->ctrl.manual) { + if (btc->manual_ctrl) { rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): return for Manual CTRL!!\n", __func__); return; } - if (btc->ctrl.igno_bt && + if (igno_bt && (reason == BTC_RSN_UPDATE_BT_INFO || reason == BTC_RSN_UPDATE_BT_SCBD)) { rtw89_debug(rtwdev, RTW89_DBG_BTC, @@ -5418,24 +5520,24 @@ void _run_coex(struct rtw89_dev *rtwdev, enum btc_reason_and_action reason) dm->freerun = false; dm->cnt_dm[BTC_DCNT_RUN]++; dm->fddt_train = BTC_FDDT_DISABLE; - btc->ctrl.igno_bt = false; bt->scan_rx_low_pri = false; + igno_bt = false; - if (btc->ctrl.always_freerun) { + if (always_freerun) { _action_freerun(rtwdev); - btc->ctrl.igno_bt = true; + igno_bt = true; goto exit; } if (dm->wl_only) { _action_wl_only(rtwdev); - btc->ctrl.igno_bt = true; + igno_bt = true; goto exit; } if (wl->status.map.rf_off || wl->status.map.lps || dm->bt_only) { _action_wl_off(rtwdev, mode); - btc->ctrl.igno_bt = true; + igno_bt = true; goto exit; } @@ -5525,6 +5627,10 @@ void _run_coex(struct rtw89_dev *rtwdev, enum btc_reason_and_action reason) exit: rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): exit\n", __func__); + if (ver->fcxctrl == 7) + btc->ctrl.ctrl_v7.igno_bt = igno_bt; + else + btc->ctrl.ctrl.igno_bt = igno_bt; _action_common(rtwdev); } @@ -5560,16 +5666,26 @@ static void _set_init_info(struct rtw89_dev *rtwdev) { const struct rtw89_chip_info *chip = rtwdev->chip; struct rtw89_btc *btc = &rtwdev->btc; + const struct rtw89_btc_ver *ver = btc->ver; struct rtw89_btc_dm *dm = &btc->dm; struct rtw89_btc_wl_info *wl = &btc->cx.wl; - dm->init_info.wl_only = (u8)dm->wl_only; - dm->init_info.bt_only = (u8)dm->bt_only; - dm->init_info.wl_init_ok = (u8)wl->status.map.init_ok; - dm->init_info.dbcc_en = rtwdev->dbcc_en; - dm->init_info.cx_other = btc->cx.other.type; - dm->init_info.wl_guard_ch = chip->afh_guard_ch; - dm->init_info.module = btc->mdinfo; + if (ver->fcxinit == 7) { + dm->init_info.init_v7.wl_only = (u8)dm->wl_only; + dm->init_info.init_v7.bt_only = (u8)dm->bt_only; + dm->init_info.init_v7.wl_init_ok = (u8)wl->status.map.init_ok; + dm->init_info.init_v7.cx_other = btc->cx.other.type; + dm->init_info.init_v7.wl_guard_ch = chip->afh_guard_ch; + dm->init_info.init_v7.module = btc->mdinfo.md_v7; + } else { + dm->init_info.init.wl_only = (u8)dm->wl_only; + dm->init_info.init.bt_only = (u8)dm->bt_only; + dm->init_info.init.wl_init_ok = (u8)wl->status.map.init_ok; + dm->init_info.init.dbcc_en = rtwdev->dbcc_en; + dm->init_info.init.cx_other = btc->cx.other.type; + dm->init_info.init.wl_guard_ch = chip->afh_guard_ch; + dm->init_info.init.module = btc->mdinfo.md; + } } void rtw89_btc_ntfy_init(struct rtw89_dev *rtwdev, u8 mode) @@ -5578,11 +5694,15 @@ void rtw89_btc_ntfy_init(struct rtw89_dev *rtwdev, u8 mode) struct rtw89_btc_dm *dm = &rtwdev->btc.dm; struct rtw89_btc_wl_info *wl = &btc->cx.wl; const struct rtw89_chip_info *chip = rtwdev->chip; + const struct rtw89_btc_ver *ver = btc->ver; _reset_btc_var(rtwdev, BTC_RESET_ALL); btc->dm.run_reason = BTC_RSN_NONE; btc->dm.run_action = BTC_ACT_NONE; - btc->ctrl.igno_bt = true; + if (ver->fcxctrl == 7) + btc->ctrl.ctrl_v7.igno_bt = true; + else + btc->ctrl.ctrl.igno_bt = true; rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], %s(): mode=%d\n", __func__, mode); @@ -6298,7 +6418,7 @@ static void rtw89_btc_ntfy_wl_sta_iter(void *data, struct ieee80211_sta *sta) if (BTC_RSSI_LOW(link_info->rssi_state[i])) rssi_map |= BIT(i); - if (btc->mdinfo.ant.type == BTC_ANT_DEDICATED && + if (btc->ant_type == BTC_ANT_DEDICATED && BTC_RSSI_CHANGE(link_info->rssi_state[i])) is_sta_change = true; } @@ -6489,13 +6609,16 @@ void rtw89_btc_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb, static void _show_cx_info(struct rtw89_dev *rtwdev, struct seq_file *m) { + union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; const struct rtw89_chip_info *chip = rtwdev->chip; + const struct rtw89_btc_ver *ver = rtwdev->btc.ver; struct rtw89_hal *hal = &rtwdev->hal; struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_dm *dm = &btc->dm; struct rtw89_btc_bt_info *bt = &btc->cx.bt; struct rtw89_btc_wl_info *wl = &btc->cx.wl; u32 ver_main = 0, ver_sub = 0, ver_hotfix = 0, id_branch = 0; + u8 cv, rfe, iso, ant_num, ant_single_pos; if (!(dm->coex_info_map & BTC_COEX_INFO_CX)) return; @@ -6545,11 +6668,24 @@ static void _show_cx_info(struct rtw89_dev *rtwdev, struct seq_file *m) ver_main, ver_sub, ver_hotfix, id_branch, bt->ver_info.fw, bt->run_patch_code ? "patch" : "ROM"); + if (ver->fcxinit == 7) { + cv = md->md_v7.kt_ver; + rfe = md->md_v7.rfe_type; + iso = md->md_v7.ant.isolation; + ant_num = md->md_v7.ant.num; + ant_single_pos = md->md_v7.ant.single_pos; + } else { + cv = md->md.cv; + rfe = md->md.rfe_type; + iso = md->md.ant.isolation; + ant_num = md->md.ant.num; + ant_single_pos = md->md.ant.single_pos; + } + seq_printf(m, " %-15s : cv:%x, rfe_type:0x%x, ant_iso:%d, ant_pg:%d, %s", - "[hw_info]", btc->mdinfo.cv, btc->mdinfo.rfe_type, - btc->mdinfo.ant.isolation, btc->mdinfo.ant.num, - (btc->mdinfo.ant.num > 1 ? "" : (btc->mdinfo.ant.single_pos ? - "1Ant_Pos:S1, " : "1Ant_Pos:S0, "))); + "[hw_info]", cv, rfe, iso, ant_num, + ant_num > 1 ? "" : + ant_single_pos ? "1Ant_Pos:S1, " : "1Ant_Pos:S0, "); seq_printf(m, "3rd_coex:%d, dbcc:%d, tx_num:%d, rx_num:%d\n", btc->cx.other.type, rtwdev->dbcc_en, hal->tx_nss, @@ -6722,20 +6858,26 @@ static void _show_bt_info(struct rtw89_dev *rtwdev, struct seq_file *m) struct rtw89_btc_cx *cx = &btc->cx; struct rtw89_btc_bt_info *bt = &cx->bt; struct rtw89_btc_wl_info *wl = &cx->wl; - struct rtw89_btc_module *module = &btc->mdinfo; struct rtw89_btc_bt_link_info *bt_linfo = &bt->link_info; + union rtw89_btc_module_info *md = &btc->mdinfo; u8 *afh = bt_linfo->afh_map; u8 *afh_le = bt_linfo->afh_map_le; + u8 bt_pos; if (!(btc->dm.coex_info_map & BTC_COEX_INFO_BT)) return; + if (ver->fcxinit == 7) + bt_pos = md->md_v7.bt_pos; + else + bt_pos = md->md.bt_pos; + seq_puts(m, "========== [BT Status] ==========\n"); seq_printf(m, " %-15s : enable:%s, btg:%s%s, connect:%s, ", "[status]", bt->enable.now ? "Y" : "N", bt->btg_type ? "Y" : "N", - (bt->enable.now && (bt->btg_type != module->bt_pos) ? + (bt->enable.now && (bt->btg_type != bt_pos) ? "(efuse-mismatch!!)" : ""), (bt_linfo->status.map.connect ? "Y" : "N")); @@ -6934,10 +7076,13 @@ static const char *steps_to_str(u16 step) CASE_BTC_POLICY_STR(OFF_EQ1); CASE_BTC_POLICY_STR(OFF_EQ2); CASE_BTC_POLICY_STR(OFF_EQ3); + CASE_BTC_POLICY_STR(OFF_EQ4); + CASE_BTC_POLICY_STR(OFF_EQ5); CASE_BTC_POLICY_STR(OFF_BWB0); CASE_BTC_POLICY_STR(OFF_BWB1); CASE_BTC_POLICY_STR(OFF_BWB2); CASE_BTC_POLICY_STR(OFF_BWB3); + CASE_BTC_POLICY_STR(OFF_WL2); CASE_BTC_POLICY_STR(OFFB_BWB0); CASE_BTC_POLICY_STR(OFFE_DEF); CASE_BTC_POLICY_STR(OFFE_DEF2); @@ -7123,21 +7268,22 @@ static void _show_dm_step(struct rtw89_dev *rtwdev, struct seq_file *m) static void _show_dm_info(struct rtw89_dev *rtwdev, struct seq_file *m) { struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; + const struct rtw89_btc_ver *ver = btc->ver; struct rtw89_btc_dm *dm = &btc->dm; struct rtw89_btc_wl_info *wl = &btc->cx.wl; struct rtw89_btc_bt_info *bt = &btc->cx.bt; + u8 igno_bt; if (!(dm->coex_info_map & BTC_COEX_INFO_DM)) return; seq_printf(m, "========== [Mechanism Status %s] ==========\n", - (btc->ctrl.manual ? "(Manual)" : "(Auto)")); + (btc->manual_ctrl ? "(Manual)" : "(Auto)")); seq_printf(m, " %-15s : type:%s, reason:%s(), action:%s(), ant_path:%s, init_mode:%s, run_cnt:%d\n", "[status]", - module->ant.type == BTC_ANT_SHARED ? "shared" : "dedicated", + btc->ant_type == BTC_ANT_SHARED ? "shared" : "dedicated", steps_to_str(dm->run_reason), steps_to_str(dm->run_action | BTC_ACT_EXT_BIT), id_to_ant(FIELD_GET(GENMASK(7, 0), dm->set_ant_path)), @@ -7146,8 +7292,13 @@ static void _show_dm_info(struct rtw89_dev *rtwdev, struct seq_file *m) _show_dm_step(rtwdev, m); + if (ver->fcxctrl == 7) + igno_bt = btc->ctrl.ctrl_v7.igno_bt; + else + igno_bt = btc->ctrl.ctrl.igno_bt; + seq_printf(m, " %-15s : wl_only:%d, bt_only:%d, igno_bt:%d, free_run:%d, wl_ps_ctrl:%d, wl_mimo_ps:%d, ", - "[dm_flag]", dm->wl_only, dm->bt_only, btc->ctrl.igno_bt, + "[dm_flag]", dm->wl_only, dm->bt_only, igno_bt, dm->freerun, btc->lps, dm->wl_mimo_ps); seq_printf(m, "leak_ap:%d, fw_offload:%s%s\n", dm->leak_ap, @@ -7888,10 +8039,11 @@ static void _show_fbtc_step_v2(struct rtw89_dev *rtwdev, struct seq_file *m) struct rtw89_btc_btf_fwinfo *pfwinfo = &btc->fwinfo; struct rtw89_btc_rpt_cmn_info *pcinfo = NULL; struct rtw89_btc_fbtc_steps_v2 *pstep = NULL; + const struct rtw89_btc_ver *ver = btc->ver; u8 type, val, cnt = 0, state = 0; bool outloop = false; u16 i, diff_t, n_start = 0, n_stop = 0; - u16 pos_old, pos_new; + u16 pos_old, pos_new, trace_step; pcinfo = &pfwinfo->rpt_fbtc_step.cinfo; if (!pcinfo->valid) @@ -7908,11 +8060,16 @@ static void _show_fbtc_step_v2(struct rtw89_dev *rtwdev, struct seq_file *m) do { switch (state) { case 0: + if (ver->fcxctrl == 7 || ver->fcxctrl == 1) + trace_step = 50; + else + trace_step = btc->ctrl.ctrl.trace_step; + n_start = pos_old; if (pos_new >= pos_old) n_stop = pos_new; else - n_stop = btc->ctrl.trace_step - 1; + n_stop = trace_step - 1; state = 1; break; @@ -8742,7 +8899,7 @@ void rtw89_btc_dump_info(struct rtw89_dev *rtwdev, struct seq_file *m) seq_printf(m, "WL FW / BT FW %d.%d.%d.%d / NA\n", fw_suit->major_ver, fw_suit->minor_ver, fw_suit->sub_ver, fw_suit->sub_idex); - seq_printf(m, "manual %d\n", btc->ctrl.manual); + seq_printf(m, "manual %d\n", btc->manual_ctrl); seq_puts(m, "=========================================\n"); diff --git a/drivers/net/wireless/realtek/rtw89/coex.h b/drivers/net/wireless/realtek/rtw89/coex.h index 46e25c6f88a6..13303830684e 100644 --- a/drivers/net/wireless/realtek/rtw89/coex.h +++ b/drivers/net/wireless/realtek/rtw89/coex.h @@ -7,6 +7,8 @@ #include "core.h" +#define BTC_H2C_MAXLEN 2020 + enum btc_mode { BTC_MODE_NORMAL, BTC_MODE_WL, @@ -23,6 +25,7 @@ enum btc_wl_rfk_type { BTC_WRFKT_DACK = 4, BTC_WRFKT_RXDCK = 5, BTC_WRFKT_TSSI = 6, + BTC_WRFKT_CHLK = 7, }; #define NM_EXEC false @@ -152,6 +155,10 @@ enum btc_lps_state { #define BTC_REG_NOTFOUND 0xff +#define R_BTC_ZB_COEX_TBL_0 0xE328 +#define R_BTC_ZB_COEX_TBL_1 0xE32c +#define R_BTC_ZB_BREAK_TBL 0xE350 + enum btc_ant_div_pos { BTC_ANT_DIV_MAIN = 0, BTC_ANT_DIV_AUX = 1, @@ -180,6 +187,20 @@ enum btc_btgctrl_type { BTC_BTGCTRL_BB_GNT_NOTFOUND, }; +enum btc_wa_type { + BTC_WA_5G_HI_CH_RX = BIT(0), + BTC_WA_NULL_AP = BIT(1), + BTC_WA_HFP_ZB = BIT(2), /* HFP PTA req bit4 define issue */ +}; + +enum btc_3cx_type { + BTC_3CX_NONE = 0, + BTC_3CX_BT2 = BIT(0), + BTC_3CX_ZB = BIT(1), + BTC_3CX_LTE = BIT(2), + BTC_3CX_MAX, +}; + void rtw89_btc_ntfy_poweron(struct rtw89_dev *rtwdev); void rtw89_btc_ntfy_poweroff(struct rtw89_dev *rtwdev); void rtw89_btc_ntfy_init(struct rtw89_dev *rtwdev, u8 mode); diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index fd527a249996..d474b8d5df3d 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -372,7 +372,7 @@ void rtw89_core_set_chip_txpwr(struct rtw89_dev *rtwdev) chip->ops->set_txpwr(rtwdev, chan, phy_idx); } -void rtw89_set_channel(struct rtw89_dev *rtwdev) +int rtw89_set_channel(struct rtw89_dev *rtwdev) { struct rtw89_hal *hal = &rtwdev->hal; const struct rtw89_chip_info *chip = rtwdev->chip; @@ -399,7 +399,7 @@ void rtw89_set_channel(struct rtw89_dev *rtwdev) break; default: WARN(1, "Invalid ent mode: %d\n", mode); - return; + return -EINVAL; } roc_idx = atomic_read(&hal->roc_entity_idx); @@ -426,6 +426,7 @@ void rtw89_set_channel(struct rtw89_dev *rtwdev) } rtw89_set_entity_state(rtwdev, true); + return 0; } void rtw89_get_channel(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, @@ -1176,7 +1177,8 @@ static __le32 rtw89_build_txwd_info2_v1(struct rtw89_tx_desc_info *desc_info) static __le32 rtw89_build_txwd_info4(struct rtw89_tx_desc_info *desc_info) { - u32 dword = FIELD_PREP(RTW89_TXWD_INFO4_RTS_EN, 1) | + bool rts_en = !desc_info->is_bmc; + u32 dword = FIELD_PREP(RTW89_TXWD_INFO4_RTS_EN, rts_en) | FIELD_PREP(RTW89_TXWD_INFO4_HW_RTS_EN, 1); return cpu_to_le32(dword); @@ -1329,7 +1331,8 @@ static __le32 rtw89_build_txwd_info2_v2(struct rtw89_tx_desc_info *desc_info) static __le32 rtw89_build_txwd_info4_v2(struct rtw89_tx_desc_info *desc_info) { - u32 dword = FIELD_PREP(BE_TXD_INFO4_RTS_EN, 1) | + bool rts_en = !desc_info->is_bmc; + u32 dword = FIELD_PREP(BE_TXD_INFO4_RTS_EN, rts_en) | FIELD_PREP(BE_TXD_INFO4_HW_RTS_EN, 1); return cpu_to_le32(dword); @@ -1866,6 +1869,17 @@ static void rtw89_core_cancel_6ghz_probe_tx(struct rtw89_dev *rtwdev, ieee80211_queue_work(rtwdev->hw, &rtwdev->cancel_6ghz_probe_work); } +static void rtw89_vif_sync_bcn_tsf(struct rtw89_vif *rtwvif, + struct ieee80211_hdr *hdr, size_t len) +{ + struct ieee80211_mgmt *mgmt = (typeof(mgmt))hdr; + + if (len < offsetof(typeof(*mgmt), u.beacon.variable)) + return; + + WRITE_ONCE(rtwvif->sync_bcn_tsf, le64_to_cpu(mgmt->u.beacon.timestamp)); +} + static void rtw89_vif_rx_stats_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { @@ -1896,8 +1910,10 @@ static void rtw89_vif_rx_stats_iter(void *data, u8 *mac, return; if (ieee80211_is_beacon(hdr->frame_control)) { - if (vif->type == NL80211_IFTYPE_STATION) + if (vif->type == NL80211_IFTYPE_STATION) { + rtw89_vif_sync_bcn_tsf(rtwvif, hdr, skb->len); rtw89_fw_h2c_rssi_offload(rtwdev, phy_ppdu); + } pkt_stat->beacon_nr++; } @@ -3345,6 +3361,14 @@ int rtw89_core_sta_add(struct rtw89_dev *rtwdev, return ret; } + ret = rtw89_chip_h2c_default_cmac_tbl(rtwdev, rtwvif, rtwsta); + if (ret) + return ret; + + ret = rtw89_chip_h2c_default_dmac_tbl(rtwdev, rtwvif, rtwsta); + if (ret) + return ret; + rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_REMOTE_STA_CHANGE); } @@ -3393,7 +3417,7 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev, rtw89_fw_release_general_pkt_list_vif(rtwdev, rtwvif, true); } - ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta); + ret = rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, vif, sta); if (ret) { rtw89_warn(rtwdev, "failed to send h2c cmac table\n"); return ret; @@ -3442,7 +3466,7 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev, } } - ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta); + ret = rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, vif, sta); if (ret) { rtw89_warn(rtwdev, "failed to send h2c cmac table\n"); return ret; @@ -3485,6 +3509,8 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev, rtw89_warn(rtwdev, "failed to send h2c general packet\n"); return ret; } + + rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, vif, true); } return ret; @@ -3611,7 +3637,8 @@ static void rtw89_init_vht_cap(struct rtw89_dev *rtwdev, cpu_to_le16(867), cpu_to_le16(1733), cpu_to_le16(2600), cpu_to_le16(3467), }; const struct rtw89_chip_info *chip = rtwdev->chip; - const __le16 *highest = chip->support_bw160 ? highest_bw160 : highest_bw80; + const __le16 *highest = chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160) ? + highest_bw160 : highest_bw80; struct rtw89_hal *hal = &rtwdev->hal; u16 tx_mcs_map = 0, rx_mcs_map = 0; u8 sts_cap = 3; @@ -3640,34 +3667,34 @@ static void rtw89_init_vht_cap(struct rtw89_dev *rtwdev, vht_cap->cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE; vht_cap->cap |= sts_cap << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; - if (chip->support_bw160) + if (chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160)) vht_cap->cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ | IEEE80211_VHT_CAP_SHORT_GI_160; vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(rx_mcs_map); vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(tx_mcs_map); vht_cap->vht_mcs.rx_highest = highest[hal->rx_nss - 1]; vht_cap->vht_mcs.tx_highest = highest[hal->tx_nss - 1]; -} -#define RTW89_SBAND_IFTYPES_NR 2 + if (ieee80211_hw_check(rtwdev->hw, SUPPORTS_VHT_EXT_NSS_BW)) + vht_cap->vht_mcs.tx_highest |= + cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE); +} static void rtw89_init_he_cap(struct rtw89_dev *rtwdev, enum nl80211_band band, - struct ieee80211_supported_band *sband) + enum nl80211_iftype iftype, + struct ieee80211_sband_iftype_data *iftype_data) { const struct rtw89_chip_info *chip = rtwdev->chip; struct rtw89_hal *hal = &rtwdev->hal; - struct ieee80211_sband_iftype_data *iftype_data; bool no_ng16 = (chip->chip_id == RTL8852A && hal->cv == CHIP_CBV) || (chip->chip_id == RTL8852B && hal->cv == CHIP_CAV); + struct ieee80211_sta_he_cap *he_cap; + int nss = hal->rx_nss; + u8 *mac_cap_info; + u8 *phy_cap_info; u16 mcs_map = 0; int i; - int nss = hal->rx_nss; - int idx = 0; - - iftype_data = kcalloc(RTW89_SBAND_IFTYPES_NR, sizeof(*iftype_data), GFP_KERNEL); - if (!iftype_data) - return; for (i = 0; i < 8; i++) { if (i < nss) @@ -3676,12 +3703,196 @@ static void rtw89_init_he_cap(struct rtw89_dev *rtwdev, mcs_map |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); } - for (i = 0; i < NUM_NL80211_IFTYPES; i++) { - struct ieee80211_sta_he_cap *he_cap; - u8 *mac_cap_info; - u8 *phy_cap_info; + he_cap = &iftype_data->he_cap; + mac_cap_info = he_cap->he_cap_elem.mac_cap_info; + phy_cap_info = he_cap->he_cap_elem.phy_cap_info; + + he_cap->has_he = true; + mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE; + if (iftype == NL80211_IFTYPE_STATION) + mac_cap_info[1] = IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; + mac_cap_info[2] = IEEE80211_HE_MAC_CAP2_ALL_ACK | + IEEE80211_HE_MAC_CAP2_BSR; + mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2; + if (iftype == NL80211_IFTYPE_AP) + mac_cap_info[3] |= IEEE80211_HE_MAC_CAP3_OMI_CONTROL; + mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_OPS | + IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; + if (iftype == NL80211_IFTYPE_STATION) + mac_cap_info[5] = IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX; + if (band == NL80211_BAND_2GHZ) { + phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; + } else { + phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G; + if (chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160)) + phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + } + phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD | + IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; + phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_DOPPLER_TX; + phy_cap_info[3] = IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM; + if (iftype == NL80211_IFTYPE_STATION) + phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM | + IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2; + if (iftype == NL80211_IFTYPE_AP) + phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU; + phy_cap_info[4] = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | + IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4; + if (chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160)) + phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; + phy_cap_info[5] = no_ng16 ? 0 : + IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | + IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; + phy_cap_info[6] = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | + IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB | + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE; + phy_cap_info[7] = IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | + IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI | + IEEE80211_HE_PHY_CAP7_MAX_NC_1; + phy_cap_info[8] = IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI | + IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI | + IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996; + if (chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160)) + phy_cap_info[8] |= IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | + IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; + phy_cap_info[9] = IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | + IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB | + u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, + IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); + if (iftype == NL80211_IFTYPE_STATION) + phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU; + he_cap->he_mcs_nss_supp.rx_mcs_80 = cpu_to_le16(mcs_map); + he_cap->he_mcs_nss_supp.tx_mcs_80 = cpu_to_le16(mcs_map); + if (chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160)) { + he_cap->he_mcs_nss_supp.rx_mcs_160 = cpu_to_le16(mcs_map); + he_cap->he_mcs_nss_supp.tx_mcs_160 = cpu_to_le16(mcs_map); + } + + if (band == NL80211_BAND_6GHZ) { + __le16 capa; - switch (i) { + capa = le16_encode_bits(IEEE80211_HT_MPDU_DENSITY_NONE, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | + le16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | + le16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, + IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); + iftype_data->he_6ghz_capa.capa = capa; + } +} + +static void rtw89_init_eht_cap(struct rtw89_dev *rtwdev, + enum nl80211_band band, + enum nl80211_iftype iftype, + struct ieee80211_sband_iftype_data *iftype_data) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + struct ieee80211_eht_cap_elem_fixed *eht_cap_elem; + struct ieee80211_eht_mcs_nss_supp *eht_nss; + struct ieee80211_sta_eht_cap *eht_cap; + struct rtw89_hal *hal = &rtwdev->hal; + bool support_320mhz = false; + int sts = 8; + u8 val; + + if (chip->chip_gen == RTW89_CHIP_AX) + return; + + if (band == NL80211_BAND_6GHZ && + chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_320)) + support_320mhz = true; + + eht_cap = &iftype_data->eht_cap; + eht_cap_elem = &eht_cap->eht_cap_elem; + eht_nss = &eht_cap->eht_mcs_nss_supp; + + eht_cap->has_eht = true; + + eht_cap_elem->mac_cap_info[0] = + u8_encode_bits(IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991, + IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK); + eht_cap_elem->mac_cap_info[1] = 0; + + eht_cap_elem->phy_cap_info[0] = + IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI | + IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE; + if (support_320mhz) + eht_cap_elem->phy_cap_info[0] |= + IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ; + + eht_cap_elem->phy_cap_info[0] |= + u8_encode_bits(u8_get_bits(sts - 1, BIT(0)), + IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK); + eht_cap_elem->phy_cap_info[1] = + u8_encode_bits(u8_get_bits(sts - 1, GENMASK(2, 1)), + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK) | + u8_encode_bits(sts - 1, + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK); + if (support_320mhz) + eht_cap_elem->phy_cap_info[1] |= + u8_encode_bits(sts - 1, + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK); + + eht_cap_elem->phy_cap_info[2] = 0; + + eht_cap_elem->phy_cap_info[3] = + IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK | + IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK; + + eht_cap_elem->phy_cap_info[4] = + IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP | + u8_encode_bits(1, IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK); + + eht_cap_elem->phy_cap_info[5] = + u8_encode_bits(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US, + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK); + + eht_cap_elem->phy_cap_info[6] = 0; + eht_cap_elem->phy_cap_info[7] = 0; + eht_cap_elem->phy_cap_info[8] = 0; + + val = u8_encode_bits(hal->rx_nss, IEEE80211_EHT_MCS_NSS_RX) | + u8_encode_bits(hal->tx_nss, IEEE80211_EHT_MCS_NSS_TX); + eht_nss->bw._80.rx_tx_mcs9_max_nss = val; + eht_nss->bw._80.rx_tx_mcs11_max_nss = val; + eht_nss->bw._80.rx_tx_mcs13_max_nss = val; + eht_nss->bw._160.rx_tx_mcs9_max_nss = val; + eht_nss->bw._160.rx_tx_mcs11_max_nss = val; + eht_nss->bw._160.rx_tx_mcs13_max_nss = val; + if (support_320mhz) { + eht_nss->bw._320.rx_tx_mcs9_max_nss = val; + eht_nss->bw._320.rx_tx_mcs11_max_nss = val; + eht_nss->bw._320.rx_tx_mcs13_max_nss = val; + } +} + +#define RTW89_SBAND_IFTYPES_NR 2 + +static void rtw89_init_he_eht_cap(struct rtw89_dev *rtwdev, + enum nl80211_band band, + struct ieee80211_supported_band *sband) +{ + struct ieee80211_sband_iftype_data *iftype_data; + enum nl80211_iftype iftype; + int idx = 0; + + iftype_data = kcalloc(RTW89_SBAND_IFTYPES_NR, sizeof(*iftype_data), GFP_KERNEL); + if (!iftype_data) + return; + + for (iftype = 0; iftype < NUM_NL80211_IFTYPES; iftype++) { + switch (iftype) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_AP: break; @@ -3694,92 +3905,10 @@ static void rtw89_init_he_cap(struct rtw89_dev *rtwdev, break; } - iftype_data[idx].types_mask = BIT(i); - he_cap = &iftype_data[idx].he_cap; - mac_cap_info = he_cap->he_cap_elem.mac_cap_info; - phy_cap_info = he_cap->he_cap_elem.phy_cap_info; - - he_cap->has_he = true; - mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE; - if (i == NL80211_IFTYPE_STATION) - mac_cap_info[1] = IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; - mac_cap_info[2] = IEEE80211_HE_MAC_CAP2_ALL_ACK | - IEEE80211_HE_MAC_CAP2_BSR; - mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2; - if (i == NL80211_IFTYPE_AP) - mac_cap_info[3] |= IEEE80211_HE_MAC_CAP3_OMI_CONTROL; - mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_OPS | - IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; - if (i == NL80211_IFTYPE_STATION) - mac_cap_info[5] = IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX; - if (band == NL80211_BAND_2GHZ) { - phy_cap_info[0] = - IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; - } else { - phy_cap_info[0] = - IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G; - if (chip->support_bw160) - phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; - } - phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | - IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD | - IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; - phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | - IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | - IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | - IEEE80211_HE_PHY_CAP2_DOPPLER_TX; - phy_cap_info[3] = IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM; - if (i == NL80211_IFTYPE_STATION) - phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM | - IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2; - if (i == NL80211_IFTYPE_AP) - phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU; - phy_cap_info[4] = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | - IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4; - if (chip->support_bw160) - phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; - phy_cap_info[5] = no_ng16 ? 0 : - IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | - IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; - phy_cap_info[6] = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | - IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | - IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB | - IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE; - phy_cap_info[7] = IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | - IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI | - IEEE80211_HE_PHY_CAP7_MAX_NC_1; - phy_cap_info[8] = IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI | - IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI | - IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996; - if (chip->support_bw160) - phy_cap_info[8] |= IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | - IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; - phy_cap_info[9] = IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | - IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | - IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | - IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB | - u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, - IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); - if (i == NL80211_IFTYPE_STATION) - phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU; - he_cap->he_mcs_nss_supp.rx_mcs_80 = cpu_to_le16(mcs_map); - he_cap->he_mcs_nss_supp.tx_mcs_80 = cpu_to_le16(mcs_map); - if (chip->support_bw160) { - he_cap->he_mcs_nss_supp.rx_mcs_160 = cpu_to_le16(mcs_map); - he_cap->he_mcs_nss_supp.tx_mcs_160 = cpu_to_le16(mcs_map); - } - - if (band == NL80211_BAND_6GHZ) { - __le16 capa; + iftype_data[idx].types_mask = BIT(iftype); - capa = le16_encode_bits(IEEE80211_HT_MPDU_DENSITY_NONE, - IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | - le16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, - IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | - le16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, - IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); - iftype_data[idx].he_6ghz_capa.capa = capa; - } + rtw89_init_he_cap(rtwdev, band, iftype, &iftype_data[idx]); + rtw89_init_eht_cap(rtwdev, band, iftype, &iftype_data[idx]); idx++; } @@ -3800,7 +3929,7 @@ static int rtw89_core_set_supported_band(struct rtw89_dev *rtwdev) if (!sband_2ghz) goto err; rtw89_init_ht_cap(rtwdev, &sband_2ghz->ht_cap); - rtw89_init_he_cap(rtwdev, NL80211_BAND_2GHZ, sband_2ghz); + rtw89_init_he_eht_cap(rtwdev, NL80211_BAND_2GHZ, sband_2ghz); hw->wiphy->bands[NL80211_BAND_2GHZ] = sband_2ghz; } @@ -3810,7 +3939,7 @@ static int rtw89_core_set_supported_band(struct rtw89_dev *rtwdev) goto err; rtw89_init_ht_cap(rtwdev, &sband_5ghz->ht_cap); rtw89_init_vht_cap(rtwdev, &sband_5ghz->vht_cap); - rtw89_init_he_cap(rtwdev, NL80211_BAND_5GHZ, sband_5ghz); + rtw89_init_he_eht_cap(rtwdev, NL80211_BAND_5GHZ, sband_5ghz); hw->wiphy->bands[NL80211_BAND_5GHZ] = sband_5ghz; } @@ -3818,7 +3947,7 @@ static int rtw89_core_set_supported_band(struct rtw89_dev *rtwdev) sband_6ghz = kmemdup(&rtw89_sband_6ghz, size, GFP_KERNEL); if (!sband_6ghz) goto err; - rtw89_init_he_cap(rtwdev, NL80211_BAND_6GHZ, sband_6ghz); + rtw89_init_he_eht_cap(rtwdev, NL80211_BAND_6GHZ, sband_6ghz); hw->wiphy->bands[NL80211_BAND_6GHZ] = sband_6ghz; } @@ -3879,7 +4008,7 @@ void rtw89_core_update_beacon_work(struct work_struct *work) rtwdev = rtwvif->rtwdev; mutex_lock(&rtwdev->mutex); - rtw89_fw_h2c_update_beacon(rtwdev, rtwvif); + rtw89_chip_h2c_update_beacon(rtwdev, rtwvif); mutex_unlock(&rtwdev->mutex); } @@ -3944,7 +4073,6 @@ int rtw89_core_start(struct rtw89_dev *rtwdev) { int ret; - rtwdev->mac.qta_mode = RTW89_QTA_SCC; ret = rtw89_mac_init(rtwdev); if (ret) { rtw89_err(rtwdev, "mac init fail, ret:%d\n", ret); @@ -3961,6 +4089,7 @@ int rtw89_core_start(struct rtw89_dev *rtwdev) return ret; rtw89_phy_init_bb_reg(rtwdev); + rtw89_chip_bb_postinit(rtwdev); rtw89_phy_init_rf_reg(rtwdev, false); rtw89_btc_ntfy_init(rtwdev, BTC_MODE_NORMAL); @@ -3983,6 +4112,7 @@ int rtw89_core_start(struct rtw89_dev *rtwdev) set_bit(RTW89_FLAG_RUNNING, rtwdev->flags); + rtw89_chip_rfk_init_late(rtwdev); rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_WL_ON); rtw89_fw_h2c_fw_log(rtwdev, rtwdev->fw.log.enable); rtw89_fw_h2c_init_ba_cam(rtwdev); @@ -4078,6 +4208,15 @@ int rtw89_core_init(struct rtw89_dev *rtwdev) rtw89_traffic_stats_init(rtwdev, &rtwdev->stats); rtwdev->hal.rx_fltr = DEFAULT_AX_RX_FLTR; + rtwdev->dbcc_en = false; + rtwdev->mlo_dbcc_mode = MLO_DBCC_NOT_SUPPORT; + rtwdev->mac.qta_mode = RTW89_QTA_SCC; + + if (rtwdev->chip->chip_gen == RTW89_CHIP_BE) { + rtwdev->dbcc_en = true; + rtwdev->mac.qta_mode = RTW89_QTA_DBCC; + rtwdev->mlo_dbcc_mode = MLO_2_PLUS_0_1RF; + } INIT_WORK(&btc->eapol_notify_work, rtw89_btc_ntfy_eapol_packet_work); INIT_WORK(&btc->arp_notify_work, rtw89_btc_ntfy_arp_packet_work); @@ -4085,6 +4224,7 @@ int rtw89_core_init(struct rtw89_dev *rtwdev) INIT_WORK(&btc->icmp_notify_work, rtw89_btc_ntfy_icmp_packet_work); init_completion(&rtwdev->fw.req.completion); + init_completion(&rtwdev->rfk_wait.completion); schedule_work(&rtwdev->load_firmware_work); @@ -4290,6 +4430,7 @@ EXPORT_SYMBOL(rtw89_chip_info_setup); static int rtw89_core_register_hw(struct rtw89_dev *rtwdev) { + const struct rtw89_chip_info *chip = rtwdev->chip; struct ieee80211_hw *hw = rtwdev->hw; struct rtw89_efuse *efuse = &rtwdev->efuse; struct rtw89_hal *hal = &rtwdev->hal; @@ -4324,8 +4465,8 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev) ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID); ieee80211_hw_set(hw, WANT_MONITOR_VIF); - /* ref: description of rtw89_mcc_get_tbtt_ofst() in chan.c */ - ieee80211_hw_set(hw, TIMING_BEACON_ONLY); + if (chip->support_bandwidths & BIT(NL80211_CHAN_WIDTH_160)) + ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW); if (RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw)) ieee80211_hw_set(hw, CONNECTION_MONITOR); @@ -4362,6 +4503,8 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev) hw->wiphy->max_remain_on_channel_duration = 1000; wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0); + wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_SCAN_RANDOM_SN); + wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_SET_SCAN_DWELL); ret = rtw89_core_set_supported_band(rtwdev); if (ret) { @@ -4453,9 +4596,10 @@ struct rtw89_dev *rtw89_alloc_ieee80211_hw(struct device *device, !RTW89_CHK_FW_FEATURE(BEACON_FILTER, &early_fw); if (no_chanctx) { - ops->add_chanctx = NULL; - ops->remove_chanctx = NULL; - ops->change_chanctx = NULL; + ops->add_chanctx = ieee80211_emulate_add_chanctx; + ops->remove_chanctx = ieee80211_emulate_remove_chanctx; + ops->change_chanctx = ieee80211_emulate_change_chanctx; + ops->switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx; ops->assign_vif_chanctx = NULL; ops->unassign_vif_chanctx = NULL; ops->remain_on_channel = NULL; diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index ea6df859ba15..2e854c9af709 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -17,6 +17,7 @@ struct rtw89_pci_info; struct rtw89_mac_gen_def; struct rtw89_phy_gen_def; struct rtw89_efuse_block_cfg; +struct rtw89_h2c_rf_tssi; struct rtw89_fw_txpwr_track_cfg; struct rtw89_phy_rfk_log_fmt; @@ -32,6 +33,7 @@ extern const struct ieee80211_ops rtw89_ops; #define MASKDWORD 0xffffffff #define RFREG_MASK 0xfffff #define INV_RF_DATA 0xffffffff +#define BYPASS_CR_DATA 0xbabecafe #define RTW89_TRACK_WORK_PERIOD round_jiffies_relative(HZ * 2) #define RTW89_FORBID_BA_TIMER round_jiffies_relative(HZ * 4) @@ -878,7 +880,7 @@ enum rtw89_ps_mode { #define RTW89_5G_BW_NUM (RTW89_CHANNEL_WIDTH_160 + 1) #define RTW89_6G_BW_NUM (RTW89_CHANNEL_WIDTH_320 + 1) #define RTW89_BYR_BW_NUM (RTW89_CHANNEL_WIDTH_320 + 1) -#define RTW89_PPE_BW_NUM (RTW89_CHANNEL_WIDTH_160 + 1) +#define RTW89_PPE_BW_NUM (RTW89_CHANNEL_WIDTH_320 + 1) enum rtw89_ru_bandwidth { RTW89_RU26 = 0, @@ -956,6 +958,9 @@ struct rtw89_port_reg { u32 mbssid; u32 mbssid_drop; u32 tsf_sync; + u32 ptcl_dbg; + u32 ptcl_dbg_info; + u32 bcn_drop_all; u32 hiq_win[RTW89_PORT_NUM]; }; @@ -1146,9 +1151,15 @@ struct rtw89_mac_ax_gnt { u8 gnt_wl; } __packed; +struct rtw89_mac_ax_wl_act { + u8 wlan_act_en; + u8 wlan_act; +}; + #define RTW89_MAC_AX_COEX_GNT_NR 2 struct rtw89_mac_ax_coex_gnt { struct rtw89_mac_ax_gnt band[RTW89_MAC_AX_COEX_GNT_NR]; + struct rtw89_mac_ax_wl_act bt[RTW89_MAC_AX_COEX_GNT_NR]; }; enum rtw89_btc_ncnt { @@ -1266,6 +1277,18 @@ struct rtw89_btc_ant_info { u8 stream_cnt: 4; }; +struct rtw89_btc_ant_info_v7 { + u8 type; /* shared, dedicated(non-shared) */ + u8 num; /* antenna count */ + u8 isolation; + u8 single_pos;/* wifi 1ss-1ant at 0:S0 or 1:S1 */ + + u8 diversity; /* only for wifi use 1-antenna */ + u8 btg_pos; /* btg-circuit at 0:S0/1:S1/others:all */ + u8 stream_cnt; /* spatial_stream count */ + u8 rsvd; +} __packed; + enum rtw89_tfc_dir { RTW89_TFC_UL, RTW89_TFC_DL, @@ -1660,6 +1683,16 @@ struct rtw89_btc_dm_emap { u32 wl_e2g_hang: 1; u32 wl_ver_mismatch: 1; u32 bt_ver_mismatch: 1; + u32 rfe_type0: 1; + u32 h2c_buffer_over: 1; + u32 bt_tx_hang: 1; /* for SNR too low bug, BT has no Tx req*/ + u32 wl_no_sta_ntfy: 1; + + u32 h2c_bmap_mismatch: 1; + u32 c2h_bmap_mismatch: 1; + u32 h2c_struct_invalid: 1; + u32 c2h_struct_invalid: 1; + u32 h2c_c2h_buffer_mismatch: 1; }; union rtw89_btc_dm_error_map { @@ -1708,6 +1741,7 @@ struct rtw89_btc_wl_info { u8 cn_report; u8 coex_mode; + bool bg_mode; bool scbd_change; u32 scbd; }; @@ -1725,6 +1759,25 @@ struct rtw89_btc_module { u8 kt_ver_adie; }; +struct rtw89_btc_module_v7 { + u8 rfe_type; + u8 kt_ver; + u8 bt_solo; + u8 bt_pos; /* wl-end view: get from efuse, must compare bt.btg_type*/ + + u8 switch_type; /* WL/BT switch type: 0: internal, 1: external */ + u8 wa_type; /* WA type: 0:none, 1: 51B 5G_Hi-Ch_Rx */ + u8 kt_ver_adie; + u8 rsvd; + + struct rtw89_btc_ant_info_v7 ant; +} __packed; + +union rtw89_btc_module_info { + struct rtw89_btc_module md; + struct rtw89_btc_module_v7 md_v7; +}; + #define RTW89_BTC_DM_MAXSTEP 30 #define RTW89_BTC_DM_CNT_MAX (RTW89_BTC_DM_MAXSTEP * 8) @@ -1747,6 +1800,25 @@ struct rtw89_btc_init_info { u16 rsvd; }; +struct rtw89_btc_init_info_v7 { + u8 wl_guard_ch; + u8 wl_only; + u8 wl_init_ok; + u8 rsvd3; + + u8 cx_other; + u8 bt_only; + u8 pta_mode; + u8 pta_direction; + + struct rtw89_btc_module_v7 module; +} __packed; + +union rtw89_btc_init_info_u { + struct rtw89_btc_init_info init; + struct rtw89_btc_init_info_v7 init_v7; +}; + struct rtw89_btc_wl_tx_limit_para { u16 enable; u32 tx_time; /* unit: us */ @@ -2485,7 +2557,7 @@ struct rtw89_btc_dm { struct rtw89_btc_fbtc_tdma tdma; struct rtw89_btc_fbtc_tdma tdma_now; struct rtw89_mac_ax_coex_gnt gnt; - struct rtw89_btc_init_info init_info; /* pass to wl_fw if offload */ + union rtw89_btc_init_info_u init_info; /* pass to wl_fw if offload */ struct rtw89_btc_rf_trx_para rf_trx_para; struct rtw89_btc_wl_tx_limit_para wl_tx_limit; struct rtw89_btc_dm_step dm_step; @@ -2534,6 +2606,18 @@ struct rtw89_btc_ctrl { u32 rsvd: 12; }; +struct rtw89_btc_ctrl_v7 { + u8 manual; + u8 igno_bt; + u8 always_freerun; + u8 rsvd; +} __packed; + +union rtw89_btc_ctrl_list { + struct rtw89_btc_ctrl ctrl; + struct rtw89_btc_ctrl_v7 ctrl_v7; +}; + struct rtw89_btc_dbg { /* cmd "rb" */ bool rb_done; @@ -2706,7 +2790,9 @@ struct rtw89_btc_ver { u8 fwlrole; u8 frptmap; u8 fcxctrl; + u8 fcxinit; + u8 drvinfo_type; u16 info_buf; u8 max_role_num; }; @@ -2718,8 +2804,8 @@ struct rtw89_btc { struct rtw89_btc_cx cx; struct rtw89_btc_dm dm; - struct rtw89_btc_ctrl ctrl; - struct rtw89_btc_module mdinfo; + union rtw89_btc_ctrl_list ctrl; + union rtw89_btc_module_info mdinfo; struct rtw89_btc_btf_fwinfo fwinfo; struct rtw89_btc_dbg dbg; @@ -2731,11 +2817,14 @@ struct rtw89_btc { u32 bt_req_len; u8 policy[RTW89_BTC_POLICY_MAXLEN]; + u8 ant_type; + u8 btg_pos; u16 policy_len; u16 policy_type; bool bt_req_en; bool update_policy_force; bool lps; + bool manual_ctrl; }; enum rtw89_btc_hmsg { @@ -2875,7 +2964,7 @@ struct rtw89_ba_cam_entry { #define RTW89_MAX_ADDR_CAM_NUM 128 #define RTW89_MAX_BSSID_CAM_NUM 20 #define RTW89_MAX_SEC_CAM_NUM 128 -#define RTW89_MAX_BA_CAM_NUM 8 +#define RTW89_MAX_BA_CAM_NUM 24 #define RTW89_SEC_CAM_IN_ADDR_CAM 7 struct rtw89_addr_cam_entry { @@ -2932,6 +3021,7 @@ struct rtw89_sta { struct ewma_evm evm_min[RF_PATH_MAX]; struct ewma_evm evm_max[RF_PATH_MAX]; struct rtw89_ampdu_params ampdu_params[IEEE80211_NUM_TIDS]; + DECLARE_BITMAP(ampdu_map, IEEE80211_NUM_TIDS); struct ieee80211_rx_status rx_status; u16 rx_hw_rate; __le32 htc_template; @@ -3041,6 +3131,7 @@ struct rtw89_vif { u8 bcn_hit_cond; u8 hit_rule; u8 last_noa_nr; + u64 sync_bcn_tsf; bool offchan; bool trigger; bool lsig_txop; @@ -3111,7 +3202,7 @@ struct rtw89_hci_ops { void (*ctrl_txdma_ch)(struct rtw89_dev *rtwdev, bool enable); void (*ctrl_txdma_fw_ch)(struct rtw89_dev *rtwdev, bool enable); void (*ctrl_trxhci)(struct rtw89_dev *rtwdev, bool enable); - int (*poll_txdma_ch)(struct rtw89_dev *rtwdev); + int (*poll_txdma_ch_idle)(struct rtw89_dev *rtwdev); void (*clr_idx_all)(struct rtw89_dev *rtwdev); void (*clear)(struct rtw89_dev *rtwdev, struct pci_dev *pdev); void (*disable_intr)(struct rtw89_dev *rtwdev); @@ -3131,6 +3222,7 @@ struct rtw89_chip_ops { int (*enable_bb_rf)(struct rtw89_dev *rtwdev); int (*disable_bb_rf)(struct rtw89_dev *rtwdev); void (*bb_preinit)(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); + void (*bb_postinit)(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); void (*bb_reset)(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); void (*bb_sethw)(struct rtw89_dev *rtwdev); @@ -3152,7 +3244,9 @@ struct rtw89_chip_ops { int (*read_phycap)(struct rtw89_dev *rtwdev, u8 *phycap_map); void (*fem_setup)(struct rtw89_dev *rtwdev); void (*rfe_gpio)(struct rtw89_dev *rtwdev); + void (*rfk_hw_init)(struct rtw89_dev *rtwdev); void (*rfk_init)(struct rtw89_dev *rtwdev); + void (*rfk_init_late)(struct rtw89_dev *rtwdev); void (*rfk_channel)(struct rtw89_dev *rtwdev); void (*rfk_band_changed)(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); @@ -3196,6 +3290,22 @@ struct rtw89_chip_ops { int (*h2c_dctl_sec_cam)(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct rtw89_sta *rtwsta); + int (*h2c_default_cmac_tbl)(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta); + int (*h2c_assoc_cmac_tbl)(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + int (*h2c_ampdu_cmac_tbl)(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + int (*h2c_default_dmac_tbl)(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta); + int (*h2c_update_beacon)(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif); + int (*h2c_ba_cam)(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, + bool valid, struct ieee80211_ampdu_params *params); void (*btc_set_rfe)(struct rtw89_dev *rtwdev); void (*btc_init_cfg)(struct rtw89_dev *rtwdev); @@ -3225,8 +3335,62 @@ enum rtw89_dma_ch { RTW89_DMA_CH_NUM = 13 }; +#define MLO_MODE_FOR_BB0_BB1_RF(bb0, bb1, rf) ((rf) << 12 | (bb1) << 4 | (bb0)) + +enum rtw89_mlo_dbcc_mode { + MLO_DBCC_NOT_SUPPORT = 1, + MLO_0_PLUS_2_1RF = MLO_MODE_FOR_BB0_BB1_RF(0, 2, 1), + MLO_0_PLUS_2_2RF = MLO_MODE_FOR_BB0_BB1_RF(0, 2, 2), + MLO_1_PLUS_1_1RF = MLO_MODE_FOR_BB0_BB1_RF(1, 1, 1), + MLO_1_PLUS_1_2RF = MLO_MODE_FOR_BB0_BB1_RF(1, 1, 2), + MLO_2_PLUS_0_1RF = MLO_MODE_FOR_BB0_BB1_RF(2, 0, 1), + MLO_2_PLUS_0_2RF = MLO_MODE_FOR_BB0_BB1_RF(2, 0, 2), + MLO_2_PLUS_2_2RF = MLO_MODE_FOR_BB0_BB1_RF(2, 2, 2), + DBCC_LEGACY = 0xffffffff, +}; + +enum rtw89_scan_be_operation { + RTW89_SCAN_OP_STOP, + RTW89_SCAN_OP_START, + RTW89_SCAN_OP_SETPARM, + RTW89_SCAN_OP_GETRPT, + RTW89_SCAN_OP_NUM +}; + +enum rtw89_scan_be_mode { + RTW89_SCAN_MODE_SA, + RTW89_SCAN_MODE_MACC, + RTW89_SCAN_MODE_NUM +}; + +enum rtw89_scan_be_opmode { + RTW89_SCAN_OPMODE_NONE, + RTW89_SCAN_OPMODE_TBTT, + RTW89_SCAN_OPMODE_INTV, + RTW89_SCAN_OPMODE_CNT, + RTW89_SCAN_OPMODE_NUM, +}; + +struct rtw89_scan_option { + bool enable; + bool target_ch_mode; + u8 num_macc_role; + u8 num_opch; + u8 repeat; + u16 norm_pd; + u16 slow_pd; + u16 norm_cy; + u8 opch_end; + u64 prohib_chan; + enum rtw89_phy_idx band; + enum rtw89_scan_be_operation operation; + enum rtw89_scan_be_mode scan_mode; + enum rtw89_mlo_dbcc_mode mlo_mode; +}; + enum rtw89_qta_mode { RTW89_QTA_SCC, + RTW89_QTA_DBCC, RTW89_QTA_DLFW, RTW89_QTA_WOW, @@ -3713,7 +3877,7 @@ struct rtw89_chip_info { u32 rf_base_addr[2]; u8 support_chanctx_num; u8 support_bands; - bool support_bw160; + u16 support_bandwidths; bool support_unii4; bool ul_tb_waveform_ctrl; bool ul_tb_pwr_diff; @@ -3790,6 +3954,7 @@ struct rtw89_chip_info { const u32 *c2h_regs; struct rtw89_reg_def c2h_counter_reg; const struct rtw89_page_regs *page_regs; + u32 wow_reason_reg; bool cfo_src_fd; bool cfo_hw_comp; const struct rtw89_reg_def *dcfo_comp; @@ -3838,7 +4003,7 @@ enum rtw89_host_rpr_mode { RTW89_RPR_MODE_STF }; -#define RTW89_COMPLETION_BUF_SIZE 24 +#define RTW89_COMPLETION_BUF_SIZE 40 #define RTW89_WAIT_COND_IDLE UINT_MAX struct rtw89_completion_data { @@ -3897,6 +4062,7 @@ enum rtw89_fw_feature { RTW89_FW_FEATURE_NO_DEEP_PS, RTW89_FW_FEATURE_NO_LPS_PG, RTW89_FW_FEATURE_BEACON_FILTER, + RTW89_FW_FEATURE_MACID_PAUSE_SLEEP, }; struct rtw89_fw_suit { @@ -3957,6 +4123,19 @@ struct rtw89_fw_elm_info { struct rtw89_phy_rfk_log_fmt *rfk_log_fmt; }; +enum rtw89_fw_mss_dev_type { + RTW89_FW_MSS_DEV_TYPE_FWSEC_DEF = 0xF, + RTW89_FW_MSS_DEV_TYPE_FWSEC_INV = 0xFF, +}; + +struct rtw89_fw_secure { + bool secure_boot; + u32 sb_sel_mgn; + u8 mss_dev_type; + u8 mss_cust_idx; + u8 mss_key_num; +}; + struct rtw89_fw_info { struct rtw89_fw_req_info req; int fw_format; @@ -3971,6 +4150,7 @@ struct rtw89_fw_info { struct rtw89_fw_log log; u32 feature_map; struct rtw89_fw_elm_info elm_info; + struct rtw89_fw_secure sec; }; #define RTW89_CHK_FW_FEATURE(_feat, _fw) \ @@ -4045,6 +4225,7 @@ struct rtw89_tas_info { struct rtw89_chanctx_cfg { enum rtw89_sub_entity_idx idx; + int ref_count; }; enum rtw89_chanctx_changes { @@ -4064,13 +4245,16 @@ enum rtw89_entity_mode { RTW89_ENTITY_MODE_MCC, NUM_OF_RTW89_ENTITY_MODE, - RTW89_ENTITY_MODE_INVALID = NUM_OF_RTW89_ENTITY_MODE, + RTW89_ENTITY_MODE_INVALID = -EINVAL, + RTW89_ENTITY_MODE_UNHANDLED = -ESRCH, }; struct rtw89_sub_entity { struct cfg80211_chan_def chandef; struct rtw89_chan chan; struct rtw89_chan_rcd rcd; + + /* only assigned when running with chanctx_ops */ struct rtw89_chanctx_cfg *cfg; }; @@ -4123,6 +4307,7 @@ enum rtw89_flags { RTW89_FLAG_CMAC1_FUNC, RTW89_FLAG_FW_RDY, RTW89_FLAG_RUNNING, + RTW89_FLAG_PROBE_DONE, RTW89_FLAG_BFEE_MON, RTW89_FLAG_BFEE_EN, RTW89_FLAG_BFEE_TIMER_KEEP, @@ -4179,6 +4364,21 @@ struct rtw89_phy_stat { struct rtw89_pkt_stat last_pkt_stat; }; +enum rtw89_rfk_report_state { + RTW89_RFK_STATE_START = 0x0, + RTW89_RFK_STATE_OK = 0x1, + RTW89_RFK_STATE_FAIL = 0x2, + RTW89_RFK_STATE_TIMEOUT = 0x3, + RTW89_RFK_STATE_H2C_CMD_ERR = 0x4, +}; + +struct rtw89_rfk_wait_info { + struct completion completion; + ktime_t start_time; + enum rtw89_rfk_report_state state; + u8 version; +}; + #define RTW89_DACK_PATH_NR 2 #define RTW89_DACK_IDX_NR 2 #define RTW89_DACK_MSBK_NR 16 @@ -4194,15 +4394,18 @@ struct rtw89_dack_info { bool msbk_timeout[RTW89_DACK_PATH_NR]; }; -#define RTW89_IQK_CHS_NR 2 -#define RTW89_IQK_PATH_NR 4 +#define RTW89_RFK_CHS_NR 3 struct rtw89_rfk_mcc_info { - u8 ch[RTW89_IQK_CHS_NR]; - u8 band[RTW89_IQK_CHS_NR]; + u8 ch[RTW89_RFK_CHS_NR]; + u8 band[RTW89_RFK_CHS_NR]; + u8 bw[RTW89_RFK_CHS_NR]; u8 table_idx; }; +#define RTW89_IQK_CHS_NR 2 +#define RTW89_IQK_PATH_NR 4 + struct rtw89_lck_info { u8 thermal[RF_PATH_MAX]; }; @@ -4380,6 +4583,11 @@ struct rtw89_cfo_tracking_info { u8 lock_cnt; }; +enum rtw89_tssi_mode { + RTW89_TSSI_NORMAL = 0, + RTW89_TSSI_SCAN = 1, +}; + enum rtw89_tssi_alimk_band { TSSI_ALIMK_2G = 0, TSSI_ALIMK_5GL, @@ -4589,6 +4797,7 @@ struct rtw89_hw_scan_info { struct ieee80211_vif *scanning_vif; struct list_head pkt_list[NUM_NL80211_BANDS]; struct rtw89_chan op_chan; + bool abort; u32 last_chan_idx; }; @@ -4605,6 +4814,48 @@ enum rtw89_phy_bb_gain_band { RTW89_BB_GAIN_BAND_NR, }; +enum rtw89_phy_gain_band_be { + RTW89_BB_GAIN_BAND_2G_BE = 0, + RTW89_BB_GAIN_BAND_5G_L_BE = 1, + RTW89_BB_GAIN_BAND_5G_M_BE = 2, + RTW89_BB_GAIN_BAND_5G_H_BE = 3, + RTW89_BB_GAIN_BAND_6G_L0_BE = 4, + RTW89_BB_GAIN_BAND_6G_L1_BE = 5, + RTW89_BB_GAIN_BAND_6G_M0_BE = 6, + RTW89_BB_GAIN_BAND_6G_M1_BE = 7, + RTW89_BB_GAIN_BAND_6G_H0_BE = 8, + RTW89_BB_GAIN_BAND_6G_H1_BE = 9, + RTW89_BB_GAIN_BAND_6G_UH0_BE = 10, + RTW89_BB_GAIN_BAND_6G_UH1_BE = 11, + + RTW89_BB_GAIN_BAND_NR_BE, +}; + +enum rtw89_phy_bb_bw_be { + RTW89_BB_BW_20_40 = 0, + RTW89_BB_BW_80_160_320 = 1, + + RTW89_BB_BW_NR_BE, +}; + +enum rtw89_bw20_sc { + RTW89_BW20_SC_20M = 1, + RTW89_BW20_SC_40M = 2, + RTW89_BW20_SC_80M = 4, + RTW89_BW20_SC_160M = 8, + RTW89_BW20_SC_320M = 16, +}; + +enum rtw89_cmac_table_bw { + RTW89_CMAC_BW_20M = 0, + RTW89_CMAC_BW_40M = 1, + RTW89_CMAC_BW_80M = 2, + RTW89_CMAC_BW_160M = 3, + RTW89_CMAC_BW_320M = 4, + + RTW89_CMAC_BW_NR, +}; + enum rtw89_phy_bb_rxsc_num { RTW89_BB_RXSC_NUM_40 = 9, /* SC: 0, 1~8 */ RTW89_BB_RXSC_NUM_80 = 13, /* SC: 0, 1~8, 9~12 */ @@ -4627,6 +4878,27 @@ struct rtw89_phy_bb_gain_info { [RTW89_BB_RXSC_NUM_160]; }; +struct rtw89_phy_bb_gain_info_be { + s8 lna_gain[RTW89_BB_GAIN_BAND_NR_BE][RTW89_BB_BW_NR_BE][RF_PATH_MAX] + [LNA_GAIN_NUM]; + s8 tia_gain[RTW89_BB_GAIN_BAND_NR_BE][RTW89_BB_BW_NR_BE][RF_PATH_MAX] + [TIA_GAIN_NUM]; + s8 lna_gain_bypass[RTW89_BB_GAIN_BAND_NR_BE][RTW89_BB_BW_NR_BE] + [RF_PATH_MAX][LNA_GAIN_NUM]; + s8 lna_op1db[RTW89_BB_GAIN_BAND_NR_BE][RTW89_BB_BW_NR_BE] + [RF_PATH_MAX][LNA_GAIN_NUM]; + s8 tia_lna_op1db[RTW89_BB_GAIN_BAND_NR_BE][RTW89_BB_BW_NR_BE] + [RF_PATH_MAX][LNA_GAIN_NUM + 1]; + s8 rpl_ofst_20[RTW89_BB_GAIN_BAND_NR_BE][RF_PATH_MAX] + [RTW89_BW20_SC_20M]; + s8 rpl_ofst_40[RTW89_BB_GAIN_BAND_NR_BE][RF_PATH_MAX] + [RTW89_BW20_SC_40M]; + s8 rpl_ofst_80[RTW89_BB_GAIN_BAND_NR_BE][RF_PATH_MAX] + [RTW89_BW20_SC_80M]; + s8 rpl_ofst_160[RTW89_BB_GAIN_BAND_NR_BE][RF_PATH_MAX] + [RTW89_BW20_SC_160M]; +}; + struct rtw89_phy_efuse_gain { bool offset_valid; bool comp_valid; @@ -4681,6 +4953,9 @@ struct rtw89_mcc_role { struct rtw89_mcc_policy policy; struct rtw89_mcc_limit limit; + /* only valid when running with FW MRC mechanism */ + u8 slot_idx; + /* byte-array in LE order for FW */ u8 macid_bitmap[BITS_TO_BYTES(RTW89_MAX_MAC_ID_NUM)]; @@ -4724,7 +4999,11 @@ struct rtw89_mcc_sync { bool enable; u16 offset; /* TU */ u8 macid_src; + u8 band_src; + u8 port_src; u8 macid_tgt; + u8 band_tgt; + u8 port_tgt; }; struct rtw89_mcc_config { @@ -4757,6 +5036,7 @@ struct rtw89_dev { const struct ieee80211_ops *ops; bool dbcc_en; + enum rtw89_mlo_dbcc_mode mlo_dbcc_mode; struct rtw89_hw_scan_info scan_info; const struct rtw89_chip_info *chip; const struct rtw89_pci_info *pci_info; @@ -4806,6 +5086,7 @@ struct rtw89_dev { DECLARE_BITMAP(pkt_offload, RTW89_MAX_PKT_OFLD_NUM); struct rtw89_phy_stat phystat; + struct rtw89_rfk_wait_info rfk_wait; struct rtw89_dack_info dack; struct rtw89_iqk_info iqk; struct rtw89_dpk_info dpk; @@ -4824,7 +5105,10 @@ struct rtw89_dev { struct rtw89_env_monitor_info env_monitor; struct rtw89_dig_info dig; struct rtw89_phy_ch_info ch_info; - struct rtw89_phy_bb_gain_info bb_gain; + union { + struct rtw89_phy_bb_gain_info ax; + struct rtw89_phy_bb_gain_info_be be; + } bb_gain; struct rtw89_phy_efuse_gain efuse_gain; struct rtw89_phy_ul_tb_info ul_tb_info; struct rtw89_antdiv_info antdiv; @@ -4969,12 +5253,12 @@ static inline void rtw89_hci_ctrl_trxhci(struct rtw89_dev *rtwdev, bool enable) rtwdev->hci.ops->ctrl_trxhci(rtwdev, enable); } -static inline int rtw89_hci_poll_txdma_ch(struct rtw89_dev *rtwdev) +static inline int rtw89_hci_poll_txdma_ch_idle(struct rtw89_dev *rtwdev) { int ret = 0; - if (rtwdev->hci.ops->poll_txdma_ch) - ret = rtwdev->hci.ops->poll_txdma_ch(rtwdev); + if (rtwdev->hci.ops->poll_txdma_ch_idle) + ret = rtwdev->hci.ops->poll_txdma_ch_idle(rtwdev); return ret; } @@ -5437,6 +5721,14 @@ static inline void rtw89_chip_rfe_gpio(struct rtw89_dev *rtwdev) chip->ops->rfe_gpio(rtwdev); } +static inline void rtw89_chip_rfk_hw_init(struct rtw89_dev *rtwdev) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + if (chip->ops->rfk_hw_init) + chip->ops->rfk_hw_init(rtwdev); +} + static inline void rtw89_chip_bb_preinit(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) { @@ -5446,6 +5738,20 @@ void rtw89_chip_bb_preinit(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) chip->ops->bb_preinit(rtwdev, phy_idx); } +static inline +void rtw89_chip_bb_postinit(struct rtw89_dev *rtwdev) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + if (!chip->ops->bb_postinit) + return; + + chip->ops->bb_postinit(rtwdev, RTW89_PHY_0); + + if (rtwdev->dbcc_en) + chip->ops->bb_postinit(rtwdev, RTW89_PHY_1); +} + static inline void rtw89_chip_bb_sethw(struct rtw89_dev *rtwdev) { const struct rtw89_chip_info *chip = rtwdev->chip; @@ -5462,6 +5768,14 @@ static inline void rtw89_chip_rfk_init(struct rtw89_dev *rtwdev) chip->ops->rfk_init(rtwdev); } +static inline void rtw89_chip_rfk_init_late(struct rtw89_dev *rtwdev) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + if (chip->ops->rfk_init_late) + chip->ops->rfk_init_late(rtwdev); +} + static inline void rtw89_chip_rfk_channel(struct rtw89_dev *rtwdev) { const struct rtw89_chip_info *chip = rtwdev->chip; @@ -5750,6 +6064,18 @@ out: rcu_read_unlock(); } +static inline bool rtw89_is_mlo_1_1(struct rtw89_dev *rtwdev) +{ + switch (rtwdev->mlo_dbcc_mode) { + case MLO_1_PLUS_1_1RF: + case MLO_1_PLUS_1_2RF: + case DBCC_LEGACY: + return true; + default: + return false; + } +} + int rtw89_core_tx_write(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct sk_buff *skb, int *qsel); int rtw89_h2c_tx(struct rtw89_dev *rtwdev, @@ -5815,7 +6141,7 @@ void rtw89_core_set_chip_txpwr(struct rtw89_dev *rtwdev); void rtw89_get_default_chandef(struct cfg80211_chan_def *chandef); void rtw89_get_channel_params(const struct cfg80211_chan_def *chandef, struct rtw89_chan *chan); -void rtw89_set_channel(struct rtw89_dev *rtwdev); +int rtw89_set_channel(struct rtw89_dev *rtwdev); void rtw89_get_channel(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct rtw89_chan *chan); u8 rtw89_core_acquire_bit_map(unsigned long *addr, unsigned long size); diff --git a/drivers/net/wireless/realtek/rtw89/debug.c b/drivers/net/wireless/realtek/rtw89/debug.c index 44829a148185..affffc4092ba 100644 --- a/drivers/net/wireless/realtek/rtw89/debug.c +++ b/drivers/net/wireless/realtek/rtw89/debug.c @@ -3427,14 +3427,17 @@ static ssize_t rtw89_debug_priv_btc_manual_set(struct file *filp, struct rtw89_debugfs_priv *debugfs_priv = filp->private_data; struct rtw89_dev *rtwdev = debugfs_priv->rtwdev; struct rtw89_btc *btc = &rtwdev->btc; - bool btc_manual; + const struct rtw89_btc_ver *ver = btc->ver; int ret; - ret = kstrtobool_from_user(user_buf, count, &btc_manual); + ret = kstrtobool_from_user(user_buf, count, &btc->manual_ctrl); if (ret) return ret; - btc->ctrl.manual = btc_manual; + if (ver->fcxctrl == 7) + btc->ctrl.ctrl_v7.manual = btc->manual_ctrl; + else + btc->ctrl.ctrl.manual = btc->manual_ctrl; return count; } diff --git a/drivers/net/wireless/realtek/rtw89/efuse.h b/drivers/net/wireless/realtek/rtw89/efuse.h index 5c6787179bad..72416f56a071 100644 --- a/drivers/net/wireless/realtek/rtw89/efuse.h +++ b/drivers/net/wireless/realtek/rtw89/efuse.h @@ -23,5 +23,6 @@ int rtw89_parse_efuse_map_be(struct rtw89_dev *rtwdev); int rtw89_parse_phycap_map_be(struct rtw89_dev *rtwdev); int rtw89_cnv_efuse_state_be(struct rtw89_dev *rtwdev, bool idle); int rtw89_read_efuse_ver(struct rtw89_dev *rtwdev, u8 *efv); +int rtw89_efuse_read_fw_secure_be(struct rtw89_dev *rtwdev); #endif diff --git a/drivers/net/wireless/realtek/rtw89/efuse_be.c b/drivers/net/wireless/realtek/rtw89/efuse_be.c index 8e8b7cd315f7..0be26d5fdf7c 100644 --- a/drivers/net/wireless/realtek/rtw89/efuse_be.c +++ b/drivers/net/wireless/realtek/rtw89/efuse_be.c @@ -7,6 +7,31 @@ #include "mac.h" #include "reg.h" +#define EFUSE_EXTERNALPN_ADDR_BE 0x1580 +#define EFUSE_B1_MSSDEVTYPE_MASK GENMASK(3, 0) +#define EFUSE_B1_MSSCUSTIDX0_MASK GENMASK(7, 4) +#define EFUSE_SERIALNUM_ADDR_BE 0x1581 +#define EFUSE_B2_MSSKEYNUM_MASK GENMASK(3, 0) +#define EFUSE_B2_MSSCUSTIDX1_MASK BIT(6) +#define EFUSE_SB_CRYP_SEL_ADDR 0x1582 +#define EFUSE_SB_CRYP_SEL_SIZE 2 +#define EFUSE_SB_CRYP_SEL_DEFAULT 0xFFFF +#define SB_SEL_MGN_MAX_SIZE 2 +#define EFUSE_SEC_BE_START 0x1580 +#define EFUSE_SEC_BE_SIZE 4 + +enum rtw89_efuse_mss_dev_type { + MSS_DEV_TYPE_FWSEC_DEF = 0xF, + MSS_DEV_TYPE_FWSEC_WINLIN_INBOX = 0xC, + MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_NON_COB = 0xA, + MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_COB = 0x9, + MSS_DEV_TYPE_FWSEC_NONWIN_INBOX = 0x6, +}; + +static const u32 sb_sel_mgn[SB_SEL_MGN_MAX_SIZE] = { + 0x8000100, 0xC000180 +}; + static void rtw89_enable_efuse_pwr_cut_ddv_be(struct rtw89_dev *rtwdev) { const struct rtw89_chip_info *chip = rtwdev->chip; @@ -418,3 +443,120 @@ out_free: return ret; } + +static u16 get_sb_cryp_sel_idx(u16 sb_cryp_sel) +{ + u8 low_bit, high_bit, cnt_zero = 0; + u8 idx, sel_form_v, sel_idx_v; + u16 sb_cryp_sel_v = 0x0; + + sel_form_v = u16_get_bits(sb_cryp_sel, MASKBYTE0); + sel_idx_v = u16_get_bits(sb_cryp_sel, MASKBYTE1); + + for (idx = 0; idx < 4; idx++) { + low_bit = !!(sel_form_v & BIT(idx)); + high_bit = !!(sel_form_v & BIT(7 - idx)); + if (low_bit != high_bit) + return U16_MAX; + if (low_bit) + continue; + + cnt_zero++; + if (cnt_zero == 1) + sb_cryp_sel_v = idx * 16; + else if (cnt_zero > 1) + return U16_MAX; + } + + low_bit = u8_get_bits(sel_idx_v, 0x0F); + high_bit = u8_get_bits(sel_idx_v, 0xF0); + + if ((low_bit ^ high_bit) != 0xF) + return U16_MAX; + + return sb_cryp_sel_v + low_bit; +} + +static u8 get_mss_dev_type_idx(struct rtw89_dev *rtwdev, u8 mss_dev_type) +{ + switch (mss_dev_type) { + case MSS_DEV_TYPE_FWSEC_WINLIN_INBOX: + mss_dev_type = 0x0; + break; + case MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_NON_COB: + mss_dev_type = 0x1; + break; + case MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_COB: + mss_dev_type = 0x2; + break; + case MSS_DEV_TYPE_FWSEC_NONWIN_INBOX: + mss_dev_type = 0x3; + break; + case MSS_DEV_TYPE_FWSEC_DEF: + mss_dev_type = RTW89_FW_MSS_DEV_TYPE_FWSEC_DEF; + break; + default: + rtw89_warn(rtwdev, "unknown mss_dev_type %d", mss_dev_type); + mss_dev_type = RTW89_FW_MSS_DEV_TYPE_FWSEC_INV; + break; + } + + return mss_dev_type; +} + +int rtw89_efuse_read_fw_secure_be(struct rtw89_dev *rtwdev) +{ + struct rtw89_fw_secure *sec = &rtwdev->fw.sec; + u32 sec_addr = EFUSE_SEC_BE_START; + u32 sec_size = EFUSE_SEC_BE_SIZE; + u16 sb_cryp_sel, sb_cryp_sel_idx; + u8 sec_map[EFUSE_SEC_BE_SIZE]; + u8 mss_dev_type; + u8 b1, b2; + int ret; + + ret = rtw89_dump_physical_efuse_map_be(rtwdev, sec_map, + sec_addr, sec_size, false); + if (ret) { + rtw89_warn(rtwdev, "failed to dump secsel map\n"); + return ret; + } + + sb_cryp_sel = sec_map[EFUSE_SB_CRYP_SEL_ADDR - sec_addr] | + sec_map[EFUSE_SB_CRYP_SEL_ADDR - sec_addr + 1] << 8; + if (sb_cryp_sel == EFUSE_SB_CRYP_SEL_DEFAULT) + goto out; + + sb_cryp_sel_idx = get_sb_cryp_sel_idx(sb_cryp_sel); + if (sb_cryp_sel_idx >= SB_SEL_MGN_MAX_SIZE) { + rtw89_warn(rtwdev, "invalid SB cryp sel idx %d\n", sb_cryp_sel_idx); + goto out; + } + + sec->sb_sel_mgn = sb_sel_mgn[sb_cryp_sel_idx]; + + b1 = sec_map[EFUSE_EXTERNALPN_ADDR_BE - sec_addr]; + b2 = sec_map[EFUSE_SERIALNUM_ADDR_BE - sec_addr]; + + mss_dev_type = u8_get_bits(b1, EFUSE_B1_MSSDEVTYPE_MASK); + sec->mss_cust_idx = 0x1F - (u8_get_bits(b1, EFUSE_B1_MSSCUSTIDX0_MASK) | + u8_get_bits(b2, EFUSE_B2_MSSCUSTIDX1_MASK) << 4); + sec->mss_key_num = 0xF - u8_get_bits(b2, EFUSE_B2_MSSKEYNUM_MASK); + + sec->mss_dev_type = get_mss_dev_type_idx(rtwdev, mss_dev_type); + if (sec->mss_dev_type == RTW89_FW_MSS_DEV_TYPE_FWSEC_INV) { + rtw89_warn(rtwdev, "invalid mss_dev_type %d\n", mss_dev_type); + goto out; + } + + sec->secure_boot = true; + +out: + rtw89_debug(rtwdev, RTW89_DBG_FW, + "MSS secure_boot=%d dev_type=%d cust_idx=%d key_num=%d\n", + sec->secure_boot, sec->mss_dev_type, sec->mss_cust_idx, + sec->mss_key_num); + + return 0; +} +EXPORT_SYMBOL(rtw89_efuse_read_fw_secure_be); diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 09684cea9731..185cd339c085 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -13,6 +13,8 @@ #include "reg.h" #include "util.h" +static const u8 mss_signature[] = {0x4D, 0x53, 0x53, 0x4B, 0x50, 0x4F, 0x4F, 0x4C}; + union rtw89_fw_element_arg { size_t offset; enum rtw89_rf_path rf_path; @@ -163,6 +165,161 @@ static int rtw89_fw_hdr_parser_v0(struct rtw89_dev *rtwdev, const u8 *fw, u32 le return 0; } +static int __get_mssc_key_idx(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mss_pool_hdr *mss_hdr, + u32 rmp_tbl_size, u32 *key_idx) +{ + struct rtw89_fw_secure *sec = &rtwdev->fw.sec; + u32 sel_byte_idx; + u32 mss_sel_idx; + u8 sel_bit_idx; + int i; + + if (sec->mss_dev_type == RTW89_FW_MSS_DEV_TYPE_FWSEC_DEF) { + if (!mss_hdr->defen) + return -ENOENT; + + mss_sel_idx = sec->mss_cust_idx * le16_to_cpu(mss_hdr->msskey_num_max) + + sec->mss_key_num; + } else { + if (mss_hdr->defen) + mss_sel_idx = FWDL_MSS_POOL_DEFKEYSETS_SIZE << 3; + else + mss_sel_idx = 0; + mss_sel_idx += sec->mss_dev_type * le16_to_cpu(mss_hdr->msskey_num_max) * + le16_to_cpu(mss_hdr->msscust_max) + + sec->mss_cust_idx * le16_to_cpu(mss_hdr->msskey_num_max) + + sec->mss_key_num; + } + + sel_byte_idx = mss_sel_idx >> 3; + sel_bit_idx = mss_sel_idx & 0x7; + + if (sel_byte_idx >= rmp_tbl_size) + return -EFAULT; + + if (!(mss_hdr->rmp_tbl[sel_byte_idx] & BIT(sel_bit_idx))) + return -ENOENT; + + *key_idx = hweight8(mss_hdr->rmp_tbl[sel_byte_idx] & (BIT(sel_bit_idx) - 1)); + + for (i = 0; i < sel_byte_idx; i++) + *key_idx += hweight8(mss_hdr->rmp_tbl[i]); + + return 0; +} + +static int __parse_formatted_mssc(struct rtw89_dev *rtwdev, + struct rtw89_fw_bin_info *info, + struct rtw89_fw_hdr_section_info *section_info, + const struct rtw89_fw_hdr_section_v1 *section, + const void *content, + u32 *mssc_len) +{ + const struct rtw89_fw_mss_pool_hdr *mss_hdr = content + section_info->len; + const union rtw89_fw_section_mssc_content *section_content = content; + struct rtw89_fw_secure *sec = &rtwdev->fw.sec; + u32 rmp_tbl_size; + u32 key_sign_len; + u32 real_key_idx; + u32 sb_sel_ver; + int ret; + + if (memcmp(mss_signature, mss_hdr->signature, sizeof(mss_signature)) != 0) { + rtw89_err(rtwdev, "[ERR] wrong MSS signature\n"); + return -ENOENT; + } + + if (mss_hdr->rmpfmt == MSS_POOL_RMP_TBL_BITMASK) { + rmp_tbl_size = (le16_to_cpu(mss_hdr->msskey_num_max) * + le16_to_cpu(mss_hdr->msscust_max) * + mss_hdr->mssdev_max) >> 3; + if (mss_hdr->defen) + rmp_tbl_size += FWDL_MSS_POOL_DEFKEYSETS_SIZE; + } else { + rtw89_err(rtwdev, "[ERR] MSS Key Pool Remap Table Format Unsupport:%X\n", + mss_hdr->rmpfmt); + return -EINVAL; + } + + if (rmp_tbl_size + sizeof(*mss_hdr) != le32_to_cpu(mss_hdr->key_raw_offset)) { + rtw89_err(rtwdev, "[ERR] MSS Key Pool Format Error:0x%X + 0x%X != 0x%X\n", + rmp_tbl_size, (int)sizeof(*mss_hdr), + le32_to_cpu(mss_hdr->key_raw_offset)); + return -EINVAL; + } + + key_sign_len = le16_to_cpu(section_content->key_sign_len.v) >> 2; + if (!key_sign_len) + key_sign_len = 512; + + if (info->dsp_checksum) + key_sign_len += FWDL_SECURITY_CHKSUM_LEN; + + *mssc_len = sizeof(*mss_hdr) + rmp_tbl_size + + le16_to_cpu(mss_hdr->keypair_num) * key_sign_len; + + if (!sec->secure_boot) + goto out; + + sb_sel_ver = le32_to_cpu(section_content->sb_sel_ver.v); + if (sb_sel_ver && sb_sel_ver != sec->sb_sel_mgn) + goto ignore; + + ret = __get_mssc_key_idx(rtwdev, mss_hdr, rmp_tbl_size, &real_key_idx); + if (ret) + goto ignore; + + section_info->key_addr = content + section_info->len + + le32_to_cpu(mss_hdr->key_raw_offset) + + key_sign_len * real_key_idx; + section_info->key_len = key_sign_len; + section_info->key_idx = real_key_idx; + +out: + if (info->secure_section_exist) { + section_info->ignore = true; + return 0; + } + + info->secure_section_exist = true; + + return 0; + +ignore: + section_info->ignore = true; + + return 0; +} + +static int __parse_security_section(struct rtw89_dev *rtwdev, + struct rtw89_fw_bin_info *info, + struct rtw89_fw_hdr_section_info *section_info, + const struct rtw89_fw_hdr_section_v1 *section, + const void *content, + u32 *mssc_len) +{ + int ret; + + section_info->mssc = + le32_get_bits(section->w2, FWSECTION_HDR_V1_W2_MSSC); + + if (section_info->mssc == FORMATTED_MSSC) { + ret = __parse_formatted_mssc(rtwdev, info, section_info, + section, content, mssc_len); + if (ret) + return -EINVAL; + } else { + *mssc_len = section_info->mssc * FWDL_SECURITY_SIGLEN; + if (info->dsp_checksum) + *mssc_len += section_info->mssc * FWDL_SECURITY_CHKSUM_LEN; + + info->secure_section_exist = true; + } + + return 0; +} + static int rtw89_fw_hdr_parser_v1(struct rtw89_dev *rtwdev, const u8 *fw, u32 len, struct rtw89_fw_bin_info *info) { @@ -173,10 +330,12 @@ static int rtw89_fw_hdr_parser_v1(struct rtw89_dev *rtwdev, const u8 *fw, u32 le const u8 *fw_end = fw + len; const u8 *bin; u32 base_hdr_len; - u32 mssc_len = 0; + u32 mssc_len; + int ret; u32 i; info->section_num = le32_get_bits(fw_hdr->w6, FW_HDR_V1_W6_SEC_NUM); + info->dsp_checksum = le32_get_bits(fw_hdr->w6, FW_HDR_V1_W6_DSP_CHKSUM); base_hdr_len = struct_size(fw_hdr, sections, info->section_num); info->dynamic_hdr_en = le32_get_bits(fw_hdr->w7, FW_HDR_V1_W7_DYN_HDR); @@ -199,16 +358,9 @@ static int rtw89_fw_hdr_parser_v1(struct rtw89_dev *rtwdev, const u8 *fw, u32 le section_info = info->section_info; for (i = 0; i < info->section_num; i++) { section = &fw_hdr->sections[i]; + section_info->type = le32_get_bits(section->w1, FWSECTION_HDR_V1_W1_SECTIONTYPE); - if (section_info->type == FWDL_SECURITY_SECTION_TYPE) { - section_info->mssc = - le32_get_bits(section->w2, FWSECTION_HDR_V1_W2_MSSC); - mssc_len += section_info->mssc * FWDL_SECURITY_SIGLEN; - } else { - section_info->mssc = 0; - } - section_info->len = le32_get_bits(section->w1, FWSECTION_HDR_V1_W1_SEC_SIZE); if (le32_get_bits(section->w1, FWSECTION_HDR_V1_W1_CHECKSUM)) @@ -217,15 +369,40 @@ static int rtw89_fw_hdr_parser_v1(struct rtw89_dev *rtwdev, const u8 *fw, u32 le section_info->dladdr = le32_get_bits(section->w0, FWSECTION_HDR_V1_W0_DL_ADDR); section_info->addr = bin; - bin += section_info->len; + + if (section_info->type == FWDL_SECURITY_SECTION_TYPE) { + ret = __parse_security_section(rtwdev, info, section_info, + section, bin, &mssc_len); + if (ret) + return ret; + } else { + section_info->mssc = 0; + mssc_len = 0; + } + + rtw89_debug(rtwdev, RTW89_DBG_FW, + "section[%d] type=%d len=0x%-6x mssc=%d mssc_len=%d addr=%tx\n", + i, section_info->type, section_info->len, + section_info->mssc, mssc_len, bin - fw); + rtw89_debug(rtwdev, RTW89_DBG_FW, + " ignore=%d key_addr=%p (0x%tx) key_len=%d key_idx=%d\n", + section_info->ignore, section_info->key_addr, + section_info->key_addr ? + section_info->key_addr - section_info->addr : 0, + section_info->key_len, section_info->key_idx); + + bin += section_info->len + mssc_len; section_info++; } - if (fw_end != bin + mssc_len) { + if (fw_end != bin) { rtw89_err(rtwdev, "[ERR]fw bin size\n"); return -EINVAL; } + if (!info->secure_section_exist) + rtw89_warn(rtwdev, "no firmware secure section\n"); + return 0; } @@ -458,6 +635,8 @@ static const struct __fw_feat_cfg fw_feat_tbl[] = { __CFG_FW_FEAT(RTL8852C, ge, 0, 27, 40, 0, CRASH_TRIGGER), __CFG_FW_FEAT(RTL8852C, ge, 0, 27, 56, 10, BEACON_FILTER), __CFG_FW_FEAT(RTL8922A, ge, 0, 34, 30, 0, CRASH_TRIGGER), + __CFG_FW_FEAT(RTL8922A, ge, 0, 34, 11, 0, MACID_PAUSE_SLEEP), + __CFG_FW_FEAT(RTL8922A, ge, 0, 34, 35, 0, SCAN_OFFLOAD), }; static void rtw89_fw_iterate_feature_cfg(struct rtw89_fw_info *fw, @@ -919,9 +1098,56 @@ static void rtw89_h2c_pkt_set_hdr_fwdl(struct rtw89_dev *rtwdev, len + H2C_HEADER_LEN)); } -static int __rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, const u8 *fw, u32 len) +static u32 __rtw89_fw_download_tweak_hdr_v0(struct rtw89_dev *rtwdev, + struct rtw89_fw_bin_info *info, + struct rtw89_fw_hdr *fw_hdr) +{ + le32p_replace_bits(&fw_hdr->w7, FWDL_SECTION_PER_PKT_LEN, + FW_HDR_W7_PART_SIZE); + + return 0; +} + +static u32 __rtw89_fw_download_tweak_hdr_v1(struct rtw89_dev *rtwdev, + struct rtw89_fw_bin_info *info, + struct rtw89_fw_hdr_v1 *fw_hdr) { + struct rtw89_fw_hdr_section_info *section_info; + struct rtw89_fw_hdr_section_v1 *section; + u8 dst_sec_idx = 0; + u8 sec_idx; + + le32p_replace_bits(&fw_hdr->w7, FWDL_SECTION_PER_PKT_LEN, + FW_HDR_V1_W7_PART_SIZE); + + for (sec_idx = 0; sec_idx < info->section_num; sec_idx++) { + section_info = &info->section_info[sec_idx]; + section = &fw_hdr->sections[sec_idx]; + + if (section_info->ignore) + continue; + + if (dst_sec_idx != sec_idx) + fw_hdr->sections[dst_sec_idx] = *section; + + dst_sec_idx++; + } + + le32p_replace_bits(&fw_hdr->w6, dst_sec_idx, FW_HDR_V1_W6_SEC_NUM); + + return (info->section_num - dst_sec_idx) * sizeof(*section); +} + +static int __rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, + const struct rtw89_fw_suit *fw_suit, + struct rtw89_fw_bin_info *info) +{ + u32 len = info->hdr_len - info->dynamic_hdr_len; + struct rtw89_fw_hdr_v1 *fw_hdr_v1; + const u8 *fw = fw_suit->data; + struct rtw89_fw_hdr *fw_hdr; struct sk_buff *skb; + u32 truncated; u32 ret = 0; skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); @@ -931,7 +1157,26 @@ static int __rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, const u8 *fw, u32 l } skb_put_data(skb, fw, len); - SET_FW_HDR_PART_SIZE(skb->data, FWDL_SECTION_PER_PKT_LEN); + + switch (fw_suit->hdr_ver) { + case 0: + fw_hdr = (struct rtw89_fw_hdr *)skb->data; + truncated = __rtw89_fw_download_tweak_hdr_v0(rtwdev, info, fw_hdr); + break; + case 1: + fw_hdr_v1 = (struct rtw89_fw_hdr_v1 *)skb->data; + truncated = __rtw89_fw_download_tweak_hdr_v1(rtwdev, info, fw_hdr_v1); + break; + default: + ret = -EOPNOTSUPP; + goto fail; + } + + if (truncated) { + len -= truncated; + skb_trim(skb, len); + } + rtw89_h2c_pkt_set_hdr_fwdl(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, H2C_CL_MAC_FWDL, H2C_FUNC_MAC_FWHDR_DL, len); @@ -950,12 +1195,14 @@ fail: return ret; } -static int rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, const u8 *fw, u32 len) +static int rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, + const struct rtw89_fw_suit *fw_suit, + struct rtw89_fw_bin_info *info) { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; int ret; - ret = __rtw89_fw_download_hdr(rtwdev, fw, len); + ret = __rtw89_fw_download_hdr(rtwdev, fw_suit, info); if (ret) { rtw89_err(rtwdev, "[ERR]FW header download\n"); return ret; @@ -979,9 +1226,21 @@ static int __rtw89_fw_download_main(struct rtw89_dev *rtwdev, struct sk_buff *skb; const u8 *section = info->addr; u32 residue_len = info->len; + bool copy_key = false; u32 pkt_len; int ret; + if (info->ignore) + return 0; + + if (info->key_addr && info->key_len) { + if (info->len > FWDL_SECTION_PER_PKT_LEN || info->len < info->key_len) + rtw89_warn(rtwdev, "ignore to copy key data because of len %d, %d, %d\n", + info->len, FWDL_SECTION_PER_PKT_LEN, info->key_len); + else + copy_key = true; + } + while (residue_len) { if (residue_len >= FWDL_SECTION_PER_PKT_LEN) pkt_len = FWDL_SECTION_PER_PKT_LEN; @@ -995,6 +1254,10 @@ static int __rtw89_fw_download_main(struct rtw89_dev *rtwdev, } skb_put_data(skb, section, pkt_len); + if (copy_key) + memcpy(skb->data + pkt_len - info->key_len, + info->key_addr, info->key_len); + ret = rtw89_h2c_tx(rtwdev, skb, true); if (ret) { rtw89_err(rtwdev, "failed to send h2c\n"); @@ -1101,7 +1364,7 @@ static int rtw89_fw_download_suit(struct rtw89_dev *rtwdev, struct rtw89_fw_suit *fw_suit) { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; - struct rtw89_fw_bin_info info; + struct rtw89_fw_bin_info info = {}; int ret; ret = rtw89_fw_hdr_parser(rtwdev, fw_suit, &info); @@ -1120,8 +1383,7 @@ static int rtw89_fw_download_suit(struct rtw89_dev *rtwdev, return ret; } - ret = rtw89_fw_download_hdr(rtwdev, fw_suit->data, info.hdr_len - - info.dynamic_hdr_len); + ret = rtw89_fw_download_hdr(rtwdev, fw_suit, &info); if (ret) return ret; @@ -1485,13 +1747,108 @@ fail: } EXPORT_SYMBOL(rtw89_fw_h2c_dctl_sec_cam_v1); -#define H2C_BA_CAM_LEN 8 +int rtw89_fw_h2c_dctl_sec_cam_v2(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + struct rtw89_h2c_dctlinfo_ud_v2 *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for dctl sec cam\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_dctlinfo_ud_v2 *)skb->data; + + rtw89_cam_fill_dctl_sec_cam_info_v2(rtwdev, rtwvif, rtwsta, h2c); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_DCTLINFO_UD_V2, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_dctl_sec_cam_v2); + +int rtw89_fw_h2c_default_dmac_tbl_v2(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id; + struct rtw89_h2c_dctlinfo_ud_v2 *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for dctl v2\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_dctlinfo_ud_v2 *)skb->data; + + h2c->c0 = le32_encode_bits(mac_id, DCTLINFO_V2_C0_MACID) | + le32_encode_bits(1, DCTLINFO_V2_C0_OP); + + h2c->m0 = cpu_to_le32(DCTLINFO_V2_W0_ALL); + h2c->m1 = cpu_to_le32(DCTLINFO_V2_W1_ALL); + h2c->m2 = cpu_to_le32(DCTLINFO_V2_W2_ALL); + h2c->m3 = cpu_to_le32(DCTLINFO_V2_W3_ALL); + h2c->m4 = cpu_to_le32(DCTLINFO_V2_W4_ALL); + h2c->m5 = cpu_to_le32(DCTLINFO_V2_W5_ALL); + h2c->m6 = cpu_to_le32(DCTLINFO_V2_W6_ALL); + h2c->m7 = cpu_to_le32(DCTLINFO_V2_W7_ALL); + h2c->m8 = cpu_to_le32(DCTLINFO_V2_W8_ALL); + h2c->m9 = cpu_to_le32(DCTLINFO_V2_W9_ALL); + h2c->m10 = cpu_to_le32(DCTLINFO_V2_W10_ALL); + h2c->m11 = cpu_to_le32(DCTLINFO_V2_W11_ALL); + h2c->m12 = cpu_to_le32(DCTLINFO_V2_W12_ALL); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_DCTLINFO_UD_V2, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_default_dmac_tbl_v2); + int rtw89_fw_h2c_ba_cam(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, bool valid, struct ieee80211_ampdu_params *params) { const struct rtw89_chip_info *chip = rtwdev->chip; struct rtw89_vif *rtwvif = rtwsta->rtwvif; + struct rtw89_h2c_ba_cam *h2c; u8 macid = rtwsta->mac_id; + u32 len = sizeof(*h2c); struct sk_buff *skb; u8 entry_idx; int ret; @@ -1509,32 +1866,34 @@ int rtw89_fw_h2c_ba_cam(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, return 0; } - skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_BA_CAM_LEN); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); if (!skb) { rtw89_err(rtwdev, "failed to alloc skb for h2c ba cam\n"); return -ENOMEM; } - skb_put(skb, H2C_BA_CAM_LEN); - SET_BA_CAM_MACID(skb->data, macid); + skb_put(skb, len); + h2c = (struct rtw89_h2c_ba_cam *)skb->data; + + h2c->w0 = le32_encode_bits(macid, RTW89_H2C_BA_CAM_W0_MACID); if (chip->bacam_ver == RTW89_BACAM_V0_EXT) - SET_BA_CAM_ENTRY_IDX_V1(skb->data, entry_idx); + h2c->w1 |= le32_encode_bits(entry_idx, RTW89_H2C_BA_CAM_W1_ENTRY_IDX_V1); else - SET_BA_CAM_ENTRY_IDX(skb->data, entry_idx); + h2c->w0 |= le32_encode_bits(entry_idx, RTW89_H2C_BA_CAM_W0_ENTRY_IDX); if (!valid) goto end; - SET_BA_CAM_VALID(skb->data, valid); - SET_BA_CAM_TID(skb->data, params->tid); + h2c->w0 |= le32_encode_bits(valid, RTW89_H2C_BA_CAM_W0_VALID) | + le32_encode_bits(params->tid, RTW89_H2C_BA_CAM_W0_TID); if (params->buf_size > 64) - SET_BA_CAM_BMAP_SIZE(skb->data, 4); + h2c->w0 |= le32_encode_bits(4, RTW89_H2C_BA_CAM_W0_BMAP_SIZE); else - SET_BA_CAM_BMAP_SIZE(skb->data, 0); + h2c->w0 |= le32_encode_bits(0, RTW89_H2C_BA_CAM_W0_BMAP_SIZE); /* If init req is set, hw will set the ssn */ - SET_BA_CAM_INIT_REQ(skb->data, 1); - SET_BA_CAM_SSN(skb->data, params->ssn); + h2c->w0 |= le32_encode_bits(1, RTW89_H2C_BA_CAM_W0_INIT_REQ) | + le32_encode_bits(params->ssn, RTW89_H2C_BA_CAM_W0_SSN); if (chip->bacam_ver == RTW89_BACAM_V0_EXT) { - SET_BA_CAM_STD_EN(skb->data, 1); - SET_BA_CAM_BAND(skb->data, rtwvif->mac_idx); + h2c->w1 |= le32_encode_bits(1, RTW89_H2C_BA_CAM_W1_STD_EN) | + le32_encode_bits(rtwvif->mac_idx, RTW89_H2C_BA_CAM_W1_BAND); } end: @@ -1542,7 +1901,7 @@ end: H2C_CAT_MAC, H2C_CL_BA_CAM, H2C_FUNC_MAC_BA_CAM, 0, 1, - H2C_BA_CAM_LEN); + len); ret = rtw89_h2c_tx(rtwdev, skb, false); if (ret) { @@ -1556,31 +1915,35 @@ fail: return ret; } +EXPORT_SYMBOL(rtw89_fw_h2c_ba_cam); static int rtw89_fw_h2c_init_ba_cam_v0_ext(struct rtw89_dev *rtwdev, u8 entry_idx, u8 uid) { + struct rtw89_h2c_ba_cam *h2c; + u32 len = sizeof(*h2c); struct sk_buff *skb; int ret; - skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_BA_CAM_LEN); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); if (!skb) { rtw89_err(rtwdev, "failed to alloc skb for dynamic h2c ba cam\n"); return -ENOMEM; } - skb_put(skb, H2C_BA_CAM_LEN); + skb_put(skb, len); + h2c = (struct rtw89_h2c_ba_cam *)skb->data; - SET_BA_CAM_VALID(skb->data, 1); - SET_BA_CAM_ENTRY_IDX_V1(skb->data, entry_idx); - SET_BA_CAM_UID(skb->data, uid); - SET_BA_CAM_BAND(skb->data, 0); - SET_BA_CAM_STD_EN(skb->data, 0); + h2c->w0 = le32_encode_bits(1, RTW89_H2C_BA_CAM_W0_VALID); + h2c->w1 = le32_encode_bits(entry_idx, RTW89_H2C_BA_CAM_W1_ENTRY_IDX_V1) | + le32_encode_bits(uid, RTW89_H2C_BA_CAM_W1_UID) | + le32_encode_bits(0, RTW89_H2C_BA_CAM_W1_BAND) | + le32_encode_bits(0, RTW89_H2C_BA_CAM_W1_STD_EN); rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, H2C_CL_BA_CAM, H2C_FUNC_MAC_BA_CAM, 0, 1, - H2C_BA_CAM_LEN); + len); ret = rtw89_h2c_tx(rtwdev, skb, false); if (ret) { @@ -1609,14 +1972,132 @@ void rtw89_fw_h2c_init_dynamic_ba_cam_v0_ext(struct rtw89_dev *rtwdev) } } +int rtw89_fw_h2c_ba_cam_v1(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, + bool valid, struct ieee80211_ampdu_params *params) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + struct rtw89_vif *rtwvif = rtwsta->rtwvif; + struct rtw89_h2c_ba_cam_v1 *h2c; + u8 macid = rtwsta->mac_id; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + u8 entry_idx; + u8 bmap_size; + int ret; + + ret = valid ? + rtw89_core_acquire_sta_ba_entry(rtwdev, rtwsta, params->tid, &entry_idx) : + rtw89_core_release_sta_ba_entry(rtwdev, rtwsta, params->tid, &entry_idx); + if (ret) { + /* it still works even if we don't have static BA CAM, because + * hardware can create dynamic BA CAM automatically. + */ + rtw89_debug(rtwdev, RTW89_DBG_TXRX, + "failed to %s entry tid=%d for h2c ba cam\n", + valid ? "alloc" : "free", params->tid); + return 0; + } + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c ba cam\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_ba_cam_v1 *)skb->data; + + if (params->buf_size > 512) + bmap_size = 10; + else if (params->buf_size > 256) + bmap_size = 8; + else if (params->buf_size > 64) + bmap_size = 4; + else + bmap_size = 0; + + h2c->w0 = le32_encode_bits(valid, RTW89_H2C_BA_CAM_V1_W0_VALID) | + le32_encode_bits(1, RTW89_H2C_BA_CAM_V1_W0_INIT_REQ) | + le32_encode_bits(macid, RTW89_H2C_BA_CAM_V1_W0_MACID_MASK) | + le32_encode_bits(params->tid, RTW89_H2C_BA_CAM_V1_W0_TID_MASK) | + le32_encode_bits(bmap_size, RTW89_H2C_BA_CAM_V1_W0_BMAP_SIZE_MASK) | + le32_encode_bits(params->ssn, RTW89_H2C_BA_CAM_V1_W0_SSN_MASK); + + entry_idx += chip->bacam_dynamic_num; /* std entry right after dynamic ones */ + h2c->w1 = le32_encode_bits(entry_idx, RTW89_H2C_BA_CAM_V1_W1_ENTRY_IDX_MASK) | + le32_encode_bits(1, RTW89_H2C_BA_CAM_V1_W1_STD_ENTRY_EN) | + le32_encode_bits(!!rtwvif->mac_idx, RTW89_H2C_BA_CAM_V1_W1_BAND_SEL); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_BA_CAM, + H2C_FUNC_MAC_BA_CAM_V1, 0, 1, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_ba_cam_v1); + +int rtw89_fw_h2c_init_ba_cam_users(struct rtw89_dev *rtwdev, u8 users, + u8 offset, u8 mac_idx) +{ + struct rtw89_h2c_ba_cam_init *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c ba cam init\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_ba_cam_init *)skb->data; + + h2c->w0 = le32_encode_bits(users, RTW89_H2C_BA_CAM_INIT_USERS_MASK) | + le32_encode_bits(offset, RTW89_H2C_BA_CAM_INIT_OFFSET_MASK) | + le32_encode_bits(mac_idx, RTW89_H2C_BA_CAM_INIT_BAND_SEL); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_BA_CAM, + H2C_FUNC_MAC_BA_CAM_INIT, 0, 1, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + #define H2C_LOG_CFG_LEN 12 int rtw89_fw_h2c_fw_log(struct rtw89_dev *rtwdev, bool enable) { struct sk_buff *skb; - u32 comp = enable ? BIT(RTW89_FW_LOG_COMP_INIT) | BIT(RTW89_FW_LOG_COMP_TASK) | - BIT(RTW89_FW_LOG_COMP_PS) | BIT(RTW89_FW_LOG_COMP_ERROR) : 0; + u32 comp = 0; int ret; + if (enable) + comp = BIT(RTW89_FW_LOG_COMP_INIT) | BIT(RTW89_FW_LOG_COMP_TASK) | + BIT(RTW89_FW_LOG_COMP_PS) | BIT(RTW89_FW_LOG_COMP_ERROR) | + BIT(RTW89_FW_LOG_COMP_SCAN); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LOG_CFG_LEN); if (!skb) { rtw89_err(rtwdev, "failed to alloc skb for fw log cfg\n"); @@ -1815,6 +2296,50 @@ fail: return ret; } +int rtw89_fw_h2c_lps_ch_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, + rtwvif->sub_entity_idx); + const struct rtw89_chip_info *chip = rtwdev->chip; + struct rtw89_h2c_lps_ch_info *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + if (chip->chip_gen != RTW89_CHIP_BE) + return 0; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c lps_ch_info\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_lps_ch_info *)skb->data; + + h2c->info[0].central_ch = chan->channel; + h2c->info[0].pri_ch = chan->primary_channel; + h2c->info[0].band = chan->band_type; + h2c->info[0].bw = chan->band_width; + h2c->mlo_dbcc_mode_lps = cpu_to_le32(MLO_2_PLUS_0_1RF); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_DM, + H2C_FUNC_FW_LPS_CH_INFO, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + #define H2C_P2P_ACT_LEN 20 int rtw89_fw_h2c_p2p_act(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, struct ieee80211_p2p_noa_desc *desc, @@ -1892,11 +2417,12 @@ static void __rtw89_fw_h2c_set_tx_path(struct rtw89_dev *rtwdev, #define H2C_CMC_TBL_LEN 68 int rtw89_fw_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev, - struct rtw89_vif *rtwvif) + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) { const struct rtw89_chip_info *chip = rtwdev->chip; + u8 macid = rtwsta ? rtwsta->mac_id : rtwvif->mac_id; struct sk_buff *skb; - u8 macid = rtwvif->mac_id; int ret; skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_CMC_TBL_LEN); @@ -1937,6 +2463,91 @@ fail: return ret; } +EXPORT_SYMBOL(rtw89_fw_h2c_default_cmac_tbl); + +int rtw89_fw_h2c_default_cmac_tbl_g7(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id; + struct rtw89_h2c_cctlinfo_ud_g7 *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for cmac g7\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_cctlinfo_ud_g7 *)skb->data; + + h2c->c0 = le32_encode_bits(mac_id, CCTLINFO_G7_C0_MACID) | + le32_encode_bits(1, CCTLINFO_G7_C0_OP); + + h2c->w0 = le32_encode_bits(4, CCTLINFO_G7_W0_DATARATE); + h2c->m0 = cpu_to_le32(CCTLINFO_G7_W0_ALL); + + h2c->w1 = le32_encode_bits(4, CCTLINFO_G7_W1_DATA_RTY_LOWEST_RATE) | + le32_encode_bits(0xa, CCTLINFO_G7_W1_RTSRATE) | + le32_encode_bits(4, CCTLINFO_G7_W1_RTS_RTY_LOWEST_RATE); + h2c->m1 = cpu_to_le32(CCTLINFO_G7_W1_ALL); + + h2c->m2 = cpu_to_le32(CCTLINFO_G7_W2_ALL); + + h2c->m3 = cpu_to_le32(CCTLINFO_G7_W3_ALL); + + h2c->w4 = le32_encode_bits(0xFFFF, CCTLINFO_G7_W4_ACT_SUBCH_CBW); + h2c->m4 = cpu_to_le32(CCTLINFO_G7_W4_ALL); + + h2c->w5 = le32_encode_bits(2, CCTLINFO_G7_W5_NOMINAL_PKT_PADDING0) | + le32_encode_bits(2, CCTLINFO_G7_W5_NOMINAL_PKT_PADDING1) | + le32_encode_bits(2, CCTLINFO_G7_W5_NOMINAL_PKT_PADDING2) | + le32_encode_bits(2, CCTLINFO_G7_W5_NOMINAL_PKT_PADDING3) | + le32_encode_bits(2, CCTLINFO_G7_W5_NOMINAL_PKT_PADDING4); + h2c->m5 = cpu_to_le32(CCTLINFO_G7_W5_ALL); + + h2c->w6 = le32_encode_bits(0xb, CCTLINFO_G7_W6_RESP_REF_RATE); + h2c->m6 = cpu_to_le32(CCTLINFO_G7_W6_ALL); + + h2c->w7 = le32_encode_bits(1, CCTLINFO_G7_W7_NC) | + le32_encode_bits(1, CCTLINFO_G7_W7_NR) | + le32_encode_bits(1, CCTLINFO_G7_W7_CB) | + le32_encode_bits(0x1, CCTLINFO_G7_W7_CSI_PARA_EN) | + le32_encode_bits(0xb, CCTLINFO_G7_W7_CSI_FIX_RATE); + h2c->m7 = cpu_to_le32(CCTLINFO_G7_W7_ALL); + + h2c->m8 = cpu_to_le32(CCTLINFO_G7_W8_ALL); + + h2c->w14 = le32_encode_bits(0, CCTLINFO_G7_W14_VO_CURR_RATE) | + le32_encode_bits(0, CCTLINFO_G7_W14_VI_CURR_RATE) | + le32_encode_bits(0, CCTLINFO_G7_W14_BE_CURR_RATE_L); + h2c->m14 = cpu_to_le32(CCTLINFO_G7_W14_ALL); + + h2c->w15 = le32_encode_bits(0, CCTLINFO_G7_W15_BE_CURR_RATE_H) | + le32_encode_bits(0, CCTLINFO_G7_W15_BK_CURR_RATE) | + le32_encode_bits(0, CCTLINFO_G7_W15_MGNT_CURR_RATE); + h2c->m15 = cpu_to_le32(CCTLINFO_G7_W15_ALL); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_CCTLINFO_UD_G7, 0, 1, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_default_cmac_tbl_g7); static void __get_sta_he_pkt_padding(struct rtw89_dev *rtwdev, struct ieee80211_sta *sta, u8 *pads) @@ -1950,9 +2561,6 @@ static void __get_sta_he_pkt_padding(struct rtw89_dev *rtwdev, u16 ppe; int i; - if (!sta->deflink.he_cap.has_he) - return; - ppe_th = FIELD_GET(IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT, sta->deflink.he_cap.he_cap_elem.phy_cap_info[6]); if (!ppe_th) { @@ -2011,7 +2619,7 @@ int rtw89_fw_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev, int ret; memset(pads, 0, sizeof(pads)); - if (sta) + if (sta && sta->deflink.he_cap.has_he) __get_sta_he_pkt_padding(rtwdev, sta, pads); if (vif->p2p) @@ -2073,6 +2681,246 @@ fail: return ret; } +EXPORT_SYMBOL(rtw89_fw_h2c_assoc_cmac_tbl); + +static void __get_sta_eht_pkt_padding(struct rtw89_dev *rtwdev, + struct ieee80211_sta *sta, u8 *pads) +{ + u8 nss = min(sta->deflink.rx_nss, rtwdev->hal.tx_nss) - 1; + u16 ppe_thres_hdr; + u8 ppe16, ppe8; + u8 n, idx, sh; + u8 ru_bitmap; + bool ppe_th; + u16 ppe; + int i; + + ppe_th = !!u8_get_bits(sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5], + IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT); + if (!ppe_th) { + u8 pad; + + pad = u8_get_bits(sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5], + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK); + + for (i = 0; i < RTW89_PPE_BW_NUM; i++) + pads[i] = pad; + + return; + } + + ppe_thres_hdr = get_unaligned_le16(sta->deflink.eht_cap.eht_ppe_thres); + ru_bitmap = u16_get_bits(ppe_thres_hdr, + IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); + n = hweight8(ru_bitmap); + n = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE + + (n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2) * nss; + + for (i = 0; i < RTW89_PPE_BW_NUM; i++) { + if (!(ru_bitmap & BIT(i))) { + pads[i] = 1; + continue; + } + + idx = n >> 3; + sh = n & 7; + n += IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2; + + ppe = get_unaligned_le16(sta->deflink.eht_cap.eht_ppe_thres + idx); + ppe16 = (ppe >> sh) & IEEE80211_PPE_THRES_NSS_MASK; + sh += IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE; + ppe8 = (ppe >> sh) & IEEE80211_PPE_THRES_NSS_MASK; + + if (ppe16 != 7 && ppe8 == 7) + pads[i] = 2; + else if (ppe8 != 7) + pads[i] = 1; + else + pads[i] = 0; + } +} + +int rtw89_fw_h2c_assoc_cmac_tbl_g7(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0); + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta); + u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id; + struct rtw89_h2c_cctlinfo_ud_g7 *h2c; + u8 pads[RTW89_PPE_BW_NUM]; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + u16 lowest_rate; + int ret; + + memset(pads, 0, sizeof(pads)); + if (sta) { + if (sta->deflink.eht_cap.has_eht) + __get_sta_eht_pkt_padding(rtwdev, sta, pads); + else if (sta->deflink.he_cap.has_he) + __get_sta_he_pkt_padding(rtwdev, sta, pads); + } + + if (vif->p2p) + lowest_rate = RTW89_HW_RATE_OFDM6; + else if (chan->band_type == RTW89_BAND_2G) + lowest_rate = RTW89_HW_RATE_CCK1; + else + lowest_rate = RTW89_HW_RATE_OFDM6; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for cmac g7\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_cctlinfo_ud_g7 *)skb->data; + + h2c->c0 = le32_encode_bits(mac_id, CCTLINFO_G7_C0_MACID) | + le32_encode_bits(1, CCTLINFO_G7_C0_OP); + + h2c->w0 = le32_encode_bits(1, CCTLINFO_G7_W0_DISRTSFB) | + le32_encode_bits(1, CCTLINFO_G7_W0_DISDATAFB); + h2c->m0 = cpu_to_le32(CCTLINFO_G7_W0_DISRTSFB | + CCTLINFO_G7_W0_DISDATAFB); + + h2c->w1 = le32_encode_bits(lowest_rate, CCTLINFO_G7_W1_RTS_RTY_LOWEST_RATE); + h2c->m1 = cpu_to_le32(CCTLINFO_G7_W1_RTS_RTY_LOWEST_RATE); + + h2c->w2 = le32_encode_bits(0, CCTLINFO_G7_W2_DATA_TXCNT_LMT_SEL); + h2c->m2 = cpu_to_le32(CCTLINFO_G7_W2_DATA_TXCNT_LMT_SEL); + + h2c->w3 = le32_encode_bits(0, CCTLINFO_G7_W3_RTS_TXCNT_LMT_SEL); + h2c->m3 = cpu_to_le32(CCTLINFO_G7_W3_RTS_TXCNT_LMT_SEL); + + h2c->w4 = le32_encode_bits(rtwvif->port, CCTLINFO_G7_W4_MULTI_PORT_ID); + h2c->m4 = cpu_to_le32(CCTLINFO_G7_W4_MULTI_PORT_ID); + + if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE) { + h2c->w4 |= le32_encode_bits(0, CCTLINFO_G7_W4_DATA_DCM); + h2c->m4 |= cpu_to_le32(CCTLINFO_G7_W4_DATA_DCM); + } + + if (vif->bss_conf.eht_support) { + u16 punct = vif->bss_conf.chanreq.oper.punctured; + + h2c->w4 |= le32_encode_bits(~punct, + CCTLINFO_G7_W4_ACT_SUBCH_CBW); + h2c->m4 |= cpu_to_le32(CCTLINFO_G7_W4_ACT_SUBCH_CBW); + } + + h2c->w5 = le32_encode_bits(pads[RTW89_CHANNEL_WIDTH_20], + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING0) | + le32_encode_bits(pads[RTW89_CHANNEL_WIDTH_40], + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING1) | + le32_encode_bits(pads[RTW89_CHANNEL_WIDTH_80], + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING2) | + le32_encode_bits(pads[RTW89_CHANNEL_WIDTH_160], + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING3) | + le32_encode_bits(pads[RTW89_CHANNEL_WIDTH_320], + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING4); + h2c->m5 = cpu_to_le32(CCTLINFO_G7_W5_NOMINAL_PKT_PADDING0 | + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING1 | + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING2 | + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING3 | + CCTLINFO_G7_W5_NOMINAL_PKT_PADDING4); + + h2c->w6 = le32_encode_bits(vif->type == NL80211_IFTYPE_STATION ? 1 : 0, + CCTLINFO_G7_W6_ULDL); + h2c->m6 = cpu_to_le32(CCTLINFO_G7_W6_ULDL); + + if (sta) { + h2c->w8 = le32_encode_bits(sta->deflink.he_cap.has_he, + CCTLINFO_G7_W8_BSR_QUEUE_SIZE_FORMAT); + h2c->m8 = cpu_to_le32(CCTLINFO_G7_W8_BSR_QUEUE_SIZE_FORMAT); + } + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_CCTLINFO_UD_G7, 0, 1, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_assoc_cmac_tbl_g7); + +int rtw89_fw_h2c_ampdu_cmac_tbl_g7(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + struct rtw89_h2c_cctlinfo_ud_g7 *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + u16 agg_num = 0; + u8 ba_bmap = 0; + int ret; + u8 tid; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for ampdu cmac g7\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_cctlinfo_ud_g7 *)skb->data; + + for_each_set_bit(tid, rtwsta->ampdu_map, IEEE80211_NUM_TIDS) { + if (agg_num == 0) + agg_num = rtwsta->ampdu_params[tid].agg_num; + else + agg_num = min(agg_num, rtwsta->ampdu_params[tid].agg_num); + } + + if (agg_num <= 0x20) + ba_bmap = 3; + else if (agg_num > 0x20 && agg_num <= 0x40) + ba_bmap = 0; + else if (agg_num > 0x40 && agg_num <= 0x80) + ba_bmap = 1; + else if (agg_num > 0x80 && agg_num <= 0x100) + ba_bmap = 2; + else if (agg_num > 0x100 && agg_num <= 0x200) + ba_bmap = 4; + else if (agg_num > 0x200 && agg_num <= 0x400) + ba_bmap = 5; + + h2c->c0 = le32_encode_bits(rtwsta->mac_id, CCTLINFO_G7_C0_MACID) | + le32_encode_bits(1, CCTLINFO_G7_C0_OP); + + h2c->w3 = le32_encode_bits(ba_bmap, CCTLINFO_G7_W3_BA_BMAP); + h2c->m3 = cpu_to_le32(CCTLINFO_G7_W3_BA_BMAP); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_CCTLINFO_UD_G7, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_ampdu_cmac_tbl_g7); int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta) @@ -2155,18 +3003,20 @@ fail: return ret; } -#define H2C_BCN_BASE_LEN 12 int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) { - struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, rtwvif->sub_entity_idx); - struct sk_buff *skb; + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + struct rtw89_h2c_bcn_upd *h2c; struct sk_buff *skb_beacon; - u16 tim_offset; + struct ieee80211_hdr *hdr; + u32 len = sizeof(*h2c); + struct sk_buff *skb; int bcn_total_len; u16 beacon_rate; + u16 tim_offset; void *noa_data; u8 noa_len; int ret; @@ -2192,23 +3042,27 @@ int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev, skb_put_data(skb_beacon, noa_data, noa_len); } - bcn_total_len = H2C_BCN_BASE_LEN + skb_beacon->len; + hdr = (struct ieee80211_hdr *)skb_beacon; + tim_offset -= ieee80211_hdrlen(hdr->frame_control); + + bcn_total_len = len + skb_beacon->len; skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, bcn_total_len); if (!skb) { rtw89_err(rtwdev, "failed to alloc skb for fw dl\n"); dev_kfree_skb_any(skb_beacon); return -ENOMEM; } - skb_put(skb, H2C_BCN_BASE_LEN); + skb_put(skb, len); + h2c = (struct rtw89_h2c_bcn_upd *)skb->data; - SET_BCN_UPD_PORT(skb->data, rtwvif->port); - SET_BCN_UPD_MBSSID(skb->data, 0); - SET_BCN_UPD_BAND(skb->data, rtwvif->mac_idx); - SET_BCN_UPD_GRP_IE_OFST(skb->data, tim_offset); - SET_BCN_UPD_MACID(skb->data, rtwvif->mac_id); - SET_BCN_UPD_SSN_SEL(skb->data, RTW89_MGMT_HW_SSN_SEL); - SET_BCN_UPD_SSN_MODE(skb->data, RTW89_MGMT_HW_SEQ_MODE); - SET_BCN_UPD_RATE(skb->data, beacon_rate); + h2c->w0 = le32_encode_bits(rtwvif->port, RTW89_H2C_BCN_UPD_W0_PORT) | + le32_encode_bits(0, RTW89_H2C_BCN_UPD_W0_MBSSID) | + le32_encode_bits(rtwvif->mac_idx, RTW89_H2C_BCN_UPD_W0_BAND) | + le32_encode_bits(tim_offset | BIT(7), RTW89_H2C_BCN_UPD_W0_GRP_IE_OFST); + h2c->w1 = le32_encode_bits(rtwvif->mac_id, RTW89_H2C_BCN_UPD_W1_MACID) | + le32_encode_bits(RTW89_MGMT_HW_SSN_SEL, RTW89_H2C_BCN_UPD_W1_SSN_SEL) | + le32_encode_bits(RTW89_MGMT_HW_SEQ_MODE, RTW89_H2C_BCN_UPD_W1_SSN_MODE) | + le32_encode_bits(beacon_rate, RTW89_H2C_BCN_UPD_W1_RATE); skb_put_data(skb, skb_beacon->data, skb_beacon->len); dev_kfree_skb_any(skb_beacon); @@ -2227,6 +3081,90 @@ int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev, return 0; } +EXPORT_SYMBOL(rtw89_fw_h2c_update_beacon); + +int rtw89_fw_h2c_update_beacon_be(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0); + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + struct rtw89_h2c_bcn_upd_be *h2c; + struct sk_buff *skb_beacon; + struct ieee80211_hdr *hdr; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int bcn_total_len; + u16 beacon_rate; + u16 tim_offset; + void *noa_data; + u8 noa_len; + int ret; + + if (vif->p2p) + beacon_rate = RTW89_HW_RATE_OFDM6; + else if (chan->band_type == RTW89_BAND_2G) + beacon_rate = RTW89_HW_RATE_CCK1; + else + beacon_rate = RTW89_HW_RATE_OFDM6; + + skb_beacon = ieee80211_beacon_get_tim(rtwdev->hw, vif, &tim_offset, + NULL, 0); + if (!skb_beacon) { + rtw89_err(rtwdev, "failed to get beacon skb\n"); + return -ENOMEM; + } + + noa_len = rtw89_p2p_noa_fetch(rtwvif, &noa_data); + if (noa_len && + (noa_len <= skb_tailroom(skb_beacon) || + pskb_expand_head(skb_beacon, 0, noa_len, GFP_KERNEL) == 0)) { + skb_put_data(skb_beacon, noa_data, noa_len); + } + + hdr = (struct ieee80211_hdr *)skb_beacon; + tim_offset -= ieee80211_hdrlen(hdr->frame_control); + + bcn_total_len = len + skb_beacon->len; + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, bcn_total_len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for fw dl\n"); + dev_kfree_skb_any(skb_beacon); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_bcn_upd_be *)skb->data; + + h2c->w0 = le32_encode_bits(rtwvif->port, RTW89_H2C_BCN_UPD_BE_W0_PORT) | + le32_encode_bits(0, RTW89_H2C_BCN_UPD_BE_W0_MBSSID) | + le32_encode_bits(rtwvif->mac_idx, RTW89_H2C_BCN_UPD_BE_W0_BAND) | + le32_encode_bits(tim_offset | BIT(7), RTW89_H2C_BCN_UPD_BE_W0_GRP_IE_OFST); + h2c->w1 = le32_encode_bits(rtwvif->mac_id, RTW89_H2C_BCN_UPD_BE_W1_MACID) | + le32_encode_bits(RTW89_MGMT_HW_SSN_SEL, RTW89_H2C_BCN_UPD_BE_W1_SSN_SEL) | + le32_encode_bits(RTW89_MGMT_HW_SEQ_MODE, RTW89_H2C_BCN_UPD_BE_W1_SSN_MODE) | + le32_encode_bits(beacon_rate, RTW89_H2C_BCN_UPD_BE_W1_RATE); + + skb_put_data(skb, skb_beacon->data, skb_beacon->len); + dev_kfree_skb_any(skb_beacon); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_BCN_UPD_BE, 0, 1, + bcn_total_len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; + +fail: + dev_kfree_skb_any(skb); + + return ret; +} +EXPORT_SYMBOL(rtw89_fw_h2c_update_beacon_be); #define H2C_ROLE_MAINTAIN_LEN 4 int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev, @@ -2277,45 +3215,93 @@ fail: return ret; } -#define H2C_JOIN_INFO_LEN 4 +static enum rtw89_fw_sta_type +rtw89_fw_get_sta_type(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + struct ieee80211_sta *sta = rtwsta_to_sta_safe(rtwsta); + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + + if (!sta) + goto by_vif; + + if (sta->deflink.eht_cap.has_eht) + return RTW89_FW_BE_STA; + else if (sta->deflink.he_cap.has_he) + return RTW89_FW_AX_STA; + else + return RTW89_FW_N_AC_STA; + +by_vif: + if (vif->bss_conf.eht_support) + return RTW89_FW_BE_STA; + else if (vif->bss_conf.he_support) + return RTW89_FW_AX_STA; + else + return RTW89_FW_N_AC_STA; +} + int rtw89_fw_h2c_join_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct rtw89_sta *rtwsta, bool dis_conn) { struct sk_buff *skb; u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id; u8 self_role = rtwvif->self_role; + enum rtw89_fw_sta_type sta_type; u8 net_type = rtwvif->net_type; + struct rtw89_h2c_join_v1 *h2c_v1; + struct rtw89_h2c_join *h2c; + u32 len = sizeof(*h2c); + bool format_v1 = false; int ret; + if (rtwdev->chip->chip_gen == RTW89_CHIP_BE) { + len = sizeof(*h2c_v1); + format_v1 = true; + } + if (net_type == RTW89_NET_TYPE_AP_MODE && rtwsta) { self_role = RTW89_SELF_ROLE_AP_CLIENT; net_type = dis_conn ? RTW89_NET_TYPE_NO_LINK : net_type; } - skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_JOIN_INFO_LEN); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); if (!skb) { rtw89_err(rtwdev, "failed to alloc skb for h2c join\n"); return -ENOMEM; } - skb_put(skb, H2C_JOIN_INFO_LEN); - SET_JOININFO_MACID(skb->data, mac_id); - SET_JOININFO_OP(skb->data, dis_conn); - SET_JOININFO_BAND(skb->data, rtwvif->mac_idx); - SET_JOININFO_WMM(skb->data, rtwvif->wmm); - SET_JOININFO_TGR(skb->data, rtwvif->trigger); - SET_JOININFO_ISHESTA(skb->data, 0); - SET_JOININFO_DLBW(skb->data, 0); - SET_JOININFO_TF_MAC_PAD(skb->data, 0); - SET_JOININFO_DL_T_PE(skb->data, 0); - SET_JOININFO_PORT_ID(skb->data, rtwvif->port); - SET_JOININFO_NET_TYPE(skb->data, net_type); - SET_JOININFO_WIFI_ROLE(skb->data, rtwvif->wifi_role); - SET_JOININFO_SELF_ROLE(skb->data, self_role); + skb_put(skb, len); + h2c = (struct rtw89_h2c_join *)skb->data; + + h2c->w0 = le32_encode_bits(mac_id, RTW89_H2C_JOININFO_W0_MACID) | + le32_encode_bits(dis_conn, RTW89_H2C_JOININFO_W0_OP) | + le32_encode_bits(rtwvif->mac_idx, RTW89_H2C_JOININFO_W0_BAND) | + le32_encode_bits(rtwvif->wmm, RTW89_H2C_JOININFO_W0_WMM) | + le32_encode_bits(rtwvif->trigger, RTW89_H2C_JOININFO_W0_TGR) | + le32_encode_bits(0, RTW89_H2C_JOININFO_W0_ISHESTA) | + le32_encode_bits(0, RTW89_H2C_JOININFO_W0_DLBW) | + le32_encode_bits(0, RTW89_H2C_JOININFO_W0_TF_MAC_PAD) | + le32_encode_bits(0, RTW89_H2C_JOININFO_W0_DL_T_PE) | + le32_encode_bits(rtwvif->port, RTW89_H2C_JOININFO_W0_PORT_ID) | + le32_encode_bits(net_type, RTW89_H2C_JOININFO_W0_NET_TYPE) | + le32_encode_bits(rtwvif->wifi_role, RTW89_H2C_JOININFO_W0_WIFI_ROLE) | + le32_encode_bits(self_role, RTW89_H2C_JOININFO_W0_SELF_ROLE); + if (!format_v1) + goto done; + + h2c_v1 = (struct rtw89_h2c_join_v1 *)skb->data; + + sta_type = rtw89_fw_get_sta_type(rtwdev, rtwvif, rtwsta); + + h2c_v1->w1 = le32_encode_bits(sta_type, RTW89_H2C_JOININFO_W1_STA_TYPE); + h2c_v1->w2 = 0; + +done: rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, H2C_CL_MAC_MEDIA_RPT, H2C_FUNC_MAC_JOININFO, 0, 1, - H2C_JOIN_INFO_LEN); + len); ret = rtw89_h2c_tx(rtwdev, skb, false); if (ret) { @@ -2368,24 +3354,49 @@ fail: int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp, bool pause) { - struct rtw89_fw_macid_pause_grp h2c = {{0}}; - u8 len = sizeof(struct rtw89_fw_macid_pause_grp); + struct rtw89_fw_macid_pause_sleep_grp *h2c_new; + struct rtw89_fw_macid_pause_grp *h2c; + __le32 set = cpu_to_le32(BIT(sh)); + u8 h2c_macid_pause_id; struct sk_buff *skb; + u32 len; int ret; - skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_JOIN_INFO_LEN); + if (RTW89_CHK_FW_FEATURE(MACID_PAUSE_SLEEP, &rtwdev->fw)) { + h2c_macid_pause_id = H2C_FUNC_MAC_MACID_PAUSE_SLEEP; + len = sizeof(*h2c_new); + } else { + h2c_macid_pause_id = H2C_FUNC_MAC_MACID_PAUSE; + len = sizeof(*h2c); + } + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); if (!skb) { - rtw89_err(rtwdev, "failed to alloc skb for h2c join\n"); + rtw89_err(rtwdev, "failed to alloc skb for h2c macid pause\n"); return -ENOMEM; } - h2c.mask_grp[grp] = cpu_to_le32(BIT(sh)); - if (pause) - h2c.pause_grp[grp] = cpu_to_le32(BIT(sh)); - skb_put_data(skb, &h2c, len); + skb_put(skb, len); + + if (h2c_macid_pause_id == H2C_FUNC_MAC_MACID_PAUSE_SLEEP) { + h2c_new = (struct rtw89_fw_macid_pause_sleep_grp *)skb->data; + + h2c_new->n[0].pause_mask_grp[grp] = set; + h2c_new->n[0].sleep_mask_grp[grp] = set; + if (pause) { + h2c_new->n[0].pause_grp[grp] = set; + h2c_new->n[0].sleep_grp[grp] = set; + } + } else { + h2c = (struct rtw89_fw_macid_pause_grp *)skb->data; + + h2c->mask_grp[grp] = set; + if (pause) + h2c->pause_grp[grp] = set; + } rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD, - H2C_FUNC_MAC_MACID_PAUSE, 1, 0, + h2c_macid_pause_id, 1, 0, len); ret = rtw89_h2c_tx(rtwdev, skb, false); @@ -2516,6 +3527,8 @@ int rtw89_fw_h2c_set_bcn_fltr_cfg(struct rtw89_dev *rtwdev, { struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif); struct ieee80211_bss_conf *bss_conf = vif ? &vif->bss_conf : NULL; + s32 thold = RTW89_DEFAULT_CQM_THOLD; + u32 hyst = RTW89_DEFAULT_CQM_HYST; struct rtw89_h2c_bcnfltr *h2c; u32 len = sizeof(*h2c); struct sk_buff *skb; @@ -2536,14 +3549,19 @@ int rtw89_fw_h2c_set_bcn_fltr_cfg(struct rtw89_dev *rtwdev, skb_put(skb, len); h2c = (struct rtw89_h2c_bcnfltr *)skb->data; + if (bss_conf->cqm_rssi_hyst) + hyst = bss_conf->cqm_rssi_hyst; + if (bss_conf->cqm_rssi_thold) + thold = bss_conf->cqm_rssi_thold; + h2c->w0 = le32_encode_bits(connect, RTW89_H2C_BCNFLTR_W0_MON_RSSI) | le32_encode_bits(connect, RTW89_H2C_BCNFLTR_W0_MON_BCN) | le32_encode_bits(connect, RTW89_H2C_BCNFLTR_W0_MON_EN) | le32_encode_bits(RTW89_BCN_FLTR_OFFLOAD_MODE_DEFAULT, RTW89_H2C_BCNFLTR_W0_MODE) | le32_encode_bits(RTW89_BCN_LOSS_CNT, RTW89_H2C_BCNFLTR_W0_BCN_LOSS_CNT) | - le32_encode_bits(bss_conf->cqm_rssi_hyst, RTW89_H2C_BCNFLTR_W0_RSSI_HYST) | - le32_encode_bits(bss_conf->cqm_rssi_thold + MAX_RSSI, + le32_encode_bits(hyst, RTW89_H2C_BCNFLTR_W0_RSSI_HYST) | + le32_encode_bits(thold + MAX_RSSI, RTW89_H2C_BCNFLTR_W0_RSSI_THRESHOLD) | le32_encode_bits(rtwvif->mac_id, RTW89_H2C_BCNFLTR_W0_MAC_ID); @@ -2735,11 +3753,11 @@ fail: return ret; } -int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_dm *dm = &btc->dm; - struct rtw89_btc_init_info *init_info = &dm->init_info; + struct rtw89_btc_init_info *init_info = &dm->init_info.init; struct rtw89_btc_module *module = &init_info->module; struct rtw89_btc_ant_info *ant = &module->ant; struct rtw89_h2c_cxinit *h2c; @@ -2755,7 +3773,7 @@ int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev) skb_put(skb, len); h2c = (struct rtw89_h2c_cxinit *)skb->data; - h2c->hdr.type = CXDRVINFO_INIT; + h2c->hdr.type = type; h2c->hdr.len = len - H2C_LEN_CXDRVHDR; h2c->ant_type = ant->type; @@ -2802,12 +3820,53 @@ fail: return ret; } +int rtw89_fw_h2c_cxdrv_init_v7(struct rtw89_dev *rtwdev, u8 type) +{ + struct rtw89_btc *btc = &rtwdev->btc; + struct rtw89_btc_dm *dm = &btc->dm; + struct rtw89_btc_init_info_v7 *init_info = &dm->init_info.init_v7; + struct rtw89_h2c_cxinit_v7 *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c cxdrv_init_v7\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_cxinit_v7 *)skb->data; + + h2c->hdr.type = type; + h2c->hdr.ver = btc->ver->fcxinit; + h2c->hdr.len = len - H2C_LEN_CXDRVHDR_V7; + h2c->init = *init_info; + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, BTFC_SET, + SET_DRV_INFO, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + #define PORT_DATA_OFFSET 4 #define H2C_LEN_CXDRVINFO_ROLE_DBCC_LEN 12 #define H2C_LEN_CXDRVINFO_ROLE_SIZE(max_role_num) \ (4 + 12 * (max_role_num) + H2C_LEN_CXDRVHDR) -int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; const struct rtw89_btc_ver *ver = btc->ver; @@ -2832,7 +3891,7 @@ int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev) skb_put(skb, len); cmd = skb->data; - RTW89_SET_FWCMD_CXHDR_TYPE(cmd, CXDRVINFO_ROLE); + RTW89_SET_FWCMD_CXHDR_TYPE(cmd, type); RTW89_SET_FWCMD_CXHDR_LEN(cmd, len - H2C_LEN_CXDRVHDR); RTW89_SET_FWCMD_CXROLE_CONNECT_CNT(cmd, role_info->connect_cnt); @@ -2888,7 +3947,7 @@ fail: #define H2C_LEN_CXDRVINFO_ROLE_SIZE_V1(max_role_num) \ (4 + 16 * (max_role_num) + H2C_LEN_CXDRVINFO_ROLE_DBCC_LEN + H2C_LEN_CXDRVHDR) -int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; const struct rtw89_btc_ver *ver = btc->ver; @@ -2912,7 +3971,7 @@ int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev) skb_put(skb, len); cmd = skb->data; - RTW89_SET_FWCMD_CXHDR_TYPE(cmd, CXDRVINFO_ROLE); + RTW89_SET_FWCMD_CXHDR_TYPE(cmd, type); RTW89_SET_FWCMD_CXHDR_LEN(cmd, len - H2C_LEN_CXDRVHDR); RTW89_SET_FWCMD_CXROLE_CONNECT_CNT(cmd, role_info->connect_cnt); @@ -2978,7 +4037,7 @@ fail: #define H2C_LEN_CXDRVINFO_ROLE_SIZE_V2(max_role_num) \ (4 + 8 * (max_role_num) + H2C_LEN_CXDRVINFO_ROLE_DBCC_LEN + H2C_LEN_CXDRVHDR) -int rtw89_fw_h2c_cxdrv_role_v2(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_role_v2(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; const struct rtw89_btc_ver *ver = btc->ver; @@ -3002,7 +4061,7 @@ int rtw89_fw_h2c_cxdrv_role_v2(struct rtw89_dev *rtwdev) skb_put(skb, len); cmd = skb->data; - RTW89_SET_FWCMD_CXHDR_TYPE(cmd, CXDRVINFO_ROLE); + RTW89_SET_FWCMD_CXHDR_TYPE(cmd, type); RTW89_SET_FWCMD_CXHDR_LEN(cmd, len - H2C_LEN_CXDRVHDR); RTW89_SET_FWCMD_CXROLE_CONNECT_CNT(cmd, role_info->connect_cnt); @@ -3062,11 +4121,11 @@ fail: } #define H2C_LEN_CXDRVINFO_CTRL (4 + H2C_LEN_CXDRVHDR) -int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; const struct rtw89_btc_ver *ver = btc->ver; - struct rtw89_btc_ctrl *ctrl = &btc->ctrl; + struct rtw89_btc_ctrl *ctrl = &btc->ctrl.ctrl; struct sk_buff *skb; u8 *cmd; int ret; @@ -3079,7 +4138,7 @@ int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev) skb_put(skb, H2C_LEN_CXDRVINFO_CTRL); cmd = skb->data; - RTW89_SET_FWCMD_CXHDR_TYPE(cmd, CXDRVINFO_CTRL); + RTW89_SET_FWCMD_CXHDR_TYPE(cmd, type); RTW89_SET_FWCMD_CXHDR_LEN(cmd, H2C_LEN_CXDRVINFO_CTRL - H2C_LEN_CXDRVHDR); RTW89_SET_FWCMD_CXCTRL_MANUAL(cmd, ctrl->manual); @@ -3106,8 +4165,47 @@ fail: return ret; } +int rtw89_fw_h2c_cxdrv_ctrl_v7(struct rtw89_dev *rtwdev, u8 type) +{ + struct rtw89_btc *btc = &rtwdev->btc; + struct rtw89_btc_ctrl_v7 *ctrl = &btc->ctrl.ctrl_v7; + struct rtw89_h2c_cxctrl_v7 *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c cxdrv_ctrl\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_cxctrl_v7 *)skb->data; + + h2c->hdr.type = type; + h2c->hdr.ver = btc->ver->fcxctrl; + h2c->hdr.len = sizeof(*h2c) - H2C_LEN_CXDRVHDR_V7; + h2c->ctrl = *ctrl; + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, BTFC_SET, + SET_DRV_INFO, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + #define H2C_LEN_CXDRVINFO_TRX (28 + H2C_LEN_CXDRVHDR) -int rtw89_fw_h2c_cxdrv_trx(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_trx(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_trx_info *trx = &btc->dm.trx_info; @@ -3123,7 +4221,7 @@ int rtw89_fw_h2c_cxdrv_trx(struct rtw89_dev *rtwdev) skb_put(skb, H2C_LEN_CXDRVINFO_TRX); cmd = skb->data; - RTW89_SET_FWCMD_CXHDR_TYPE(cmd, CXDRVINFO_TRX); + RTW89_SET_FWCMD_CXHDR_TYPE(cmd, type); RTW89_SET_FWCMD_CXHDR_LEN(cmd, H2C_LEN_CXDRVINFO_TRX - H2C_LEN_CXDRVHDR); RTW89_SET_FWCMD_CXTRX_TXLV(cmd, trx->tx_lvl); @@ -3163,7 +4261,7 @@ fail: } #define H2C_LEN_CXDRVINFO_RFK (4 + H2C_LEN_CXDRVHDR) -int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev) +int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev, u8 type) { struct rtw89_btc *btc = &rtwdev->btc; struct rtw89_btc_wl_info *wl = &btc->cx.wl; @@ -3180,7 +4278,7 @@ int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev) skb_put(skb, H2C_LEN_CXDRVINFO_RFK); cmd = skb->data; - RTW89_SET_FWCMD_CXHDR_TYPE(cmd, CXDRVINFO_RFK); + RTW89_SET_FWCMD_CXHDR_TYPE(cmd, type); RTW89_SET_FWCMD_CXHDR_LEN(cmd, H2C_LEN_CXDRVINFO_RFK - H2C_LEN_CXDRVHDR); RTW89_SET_FWCMD_CXRFK_STATE(cmd, rfk_info->state); @@ -3296,62 +4394,163 @@ int rtw89_fw_h2c_add_pkt_offload(struct rtw89_dev *rtwdev, u8 *id, return 0; } -#define H2C_LEN_SCAN_LIST_OFFLOAD 4 -int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int len, +int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int ch_num, struct list_head *chan_list) { struct rtw89_wait_info *wait = &rtwdev->mac.fw_ofld_wait; + struct rtw89_h2c_chinfo_elem *elem; struct rtw89_mac_chinfo *ch_info; + struct rtw89_h2c_chinfo *h2c; struct sk_buff *skb; - int skb_len = H2C_LEN_SCAN_LIST_OFFLOAD + len * RTW89_MAC_CHINFO_SIZE; unsigned int cond; - u8 *cmd; + int skb_len; int ret; + static_assert(sizeof(*elem) == RTW89_MAC_CHINFO_SIZE); + + skb_len = struct_size(h2c, elem, ch_num); skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, skb_len); if (!skb) { rtw89_err(rtwdev, "failed to alloc skb for h2c scan list\n"); return -ENOMEM; } - skb_put(skb, H2C_LEN_SCAN_LIST_OFFLOAD); - cmd = skb->data; + skb_put(skb, sizeof(*h2c)); + h2c = (struct rtw89_h2c_chinfo *)skb->data; + + h2c->ch_num = ch_num; + h2c->elem_size = sizeof(*elem) / 4; /* in unit of 4 bytes */ + + list_for_each_entry(ch_info, chan_list, list) { + elem = (struct rtw89_h2c_chinfo_elem *)skb_put(skb, sizeof(*elem)); + + elem->w0 = le32_encode_bits(ch_info->period, RTW89_H2C_CHINFO_W0_PERIOD) | + le32_encode_bits(ch_info->dwell_time, RTW89_H2C_CHINFO_W0_DWELL) | + le32_encode_bits(ch_info->central_ch, RTW89_H2C_CHINFO_W0_CENTER_CH) | + le32_encode_bits(ch_info->pri_ch, RTW89_H2C_CHINFO_W0_PRI_CH); + + elem->w1 = le32_encode_bits(ch_info->bw, RTW89_H2C_CHINFO_W1_BW) | + le32_encode_bits(ch_info->notify_action, RTW89_H2C_CHINFO_W1_ACTION) | + le32_encode_bits(ch_info->num_pkt, RTW89_H2C_CHINFO_W1_NUM_PKT) | + le32_encode_bits(ch_info->tx_pkt, RTW89_H2C_CHINFO_W1_TX) | + le32_encode_bits(ch_info->pause_data, RTW89_H2C_CHINFO_W1_PAUSE_DATA) | + le32_encode_bits(ch_info->ch_band, RTW89_H2C_CHINFO_W1_BAND) | + le32_encode_bits(ch_info->probe_id, RTW89_H2C_CHINFO_W1_PKT_ID) | + le32_encode_bits(ch_info->dfs_ch, RTW89_H2C_CHINFO_W1_DFS) | + le32_encode_bits(ch_info->tx_null, RTW89_H2C_CHINFO_W1_TX_NULL) | + le32_encode_bits(ch_info->rand_seq_num, RTW89_H2C_CHINFO_W1_RANDOM); + + elem->w2 = le32_encode_bits(ch_info->pkt_id[0], RTW89_H2C_CHINFO_W2_PKT0) | + le32_encode_bits(ch_info->pkt_id[1], RTW89_H2C_CHINFO_W2_PKT1) | + le32_encode_bits(ch_info->pkt_id[2], RTW89_H2C_CHINFO_W2_PKT2) | + le32_encode_bits(ch_info->pkt_id[3], RTW89_H2C_CHINFO_W2_PKT3); + + elem->w3 = le32_encode_bits(ch_info->pkt_id[4], RTW89_H2C_CHINFO_W3_PKT4) | + le32_encode_bits(ch_info->pkt_id[5], RTW89_H2C_CHINFO_W3_PKT5) | + le32_encode_bits(ch_info->pkt_id[6], RTW89_H2C_CHINFO_W3_PKT6) | + le32_encode_bits(ch_info->pkt_id[7], RTW89_H2C_CHINFO_W3_PKT7); + } + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD, + H2C_FUNC_ADD_SCANOFLD_CH, 1, 1, skb_len); + + cond = RTW89_SCANOFLD_WAIT_COND_ADD_CH; + + ret = rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_FW, "failed to add scan ofld ch\n"); + return ret; + } + + return 0; +} + +int rtw89_fw_h2c_scan_list_offload_be(struct rtw89_dev *rtwdev, int ch_num, + struct list_head *chan_list) +{ + struct rtw89_wait_info *wait = &rtwdev->mac.fw_ofld_wait; + struct rtw89_h2c_chinfo_elem_be *elem; + struct rtw89_mac_chinfo_be *ch_info; + struct rtw89_h2c_chinfo *h2c; + struct sk_buff *skb; + unsigned int cond; + int skb_len; + int ret; + + static_assert(sizeof(*elem) == RTW89_MAC_CHINFO_SIZE); + + skb_len = struct_size(h2c, elem, ch_num); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, skb_len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c scan list\n"); + return -ENOMEM; + } + + skb_put(skb, sizeof(*h2c)); + h2c = (struct rtw89_h2c_chinfo *)skb->data; - RTW89_SET_FWCMD_SCANOFLD_CH_NUM(cmd, len); - /* in unit of 4 bytes */ - RTW89_SET_FWCMD_SCANOFLD_CH_SIZE(cmd, RTW89_MAC_CHINFO_SIZE / 4); + h2c->ch_num = ch_num; + h2c->elem_size = sizeof(*elem) / 4; /* in unit of 4 bytes */ + h2c->arg = u8_encode_bits(RTW89_PHY_0, RTW89_H2C_CHINFO_ARG_MAC_IDX_MASK); list_for_each_entry(ch_info, chan_list, list) { - cmd = skb_put(skb, RTW89_MAC_CHINFO_SIZE); - - RTW89_SET_FWCMD_CHINFO_PERIOD(cmd, ch_info->period); - RTW89_SET_FWCMD_CHINFO_DWELL(cmd, ch_info->dwell_time); - RTW89_SET_FWCMD_CHINFO_CENTER_CH(cmd, ch_info->central_ch); - RTW89_SET_FWCMD_CHINFO_PRI_CH(cmd, ch_info->pri_ch); - RTW89_SET_FWCMD_CHINFO_BW(cmd, ch_info->bw); - RTW89_SET_FWCMD_CHINFO_ACTION(cmd, ch_info->notify_action); - RTW89_SET_FWCMD_CHINFO_NUM_PKT(cmd, ch_info->num_pkt); - RTW89_SET_FWCMD_CHINFO_TX(cmd, ch_info->tx_pkt); - RTW89_SET_FWCMD_CHINFO_PAUSE_DATA(cmd, ch_info->pause_data); - RTW89_SET_FWCMD_CHINFO_BAND(cmd, ch_info->ch_band); - RTW89_SET_FWCMD_CHINFO_PKT_ID(cmd, ch_info->probe_id); - RTW89_SET_FWCMD_CHINFO_DFS(cmd, ch_info->dfs_ch); - RTW89_SET_FWCMD_CHINFO_TX_NULL(cmd, ch_info->tx_null); - RTW89_SET_FWCMD_CHINFO_RANDOM(cmd, ch_info->rand_seq_num); - RTW89_SET_FWCMD_CHINFO_PKT0(cmd, ch_info->pkt_id[0]); - RTW89_SET_FWCMD_CHINFO_PKT1(cmd, ch_info->pkt_id[1]); - RTW89_SET_FWCMD_CHINFO_PKT2(cmd, ch_info->pkt_id[2]); - RTW89_SET_FWCMD_CHINFO_PKT3(cmd, ch_info->pkt_id[3]); - RTW89_SET_FWCMD_CHINFO_PKT4(cmd, ch_info->pkt_id[4]); - RTW89_SET_FWCMD_CHINFO_PKT5(cmd, ch_info->pkt_id[5]); - RTW89_SET_FWCMD_CHINFO_PKT6(cmd, ch_info->pkt_id[6]); - RTW89_SET_FWCMD_CHINFO_PKT7(cmd, ch_info->pkt_id[7]); + elem = (struct rtw89_h2c_chinfo_elem_be *)skb_put(skb, sizeof(*elem)); + + elem->w0 = le32_encode_bits(ch_info->period, RTW89_H2C_CHINFO_BE_W0_PERIOD) | + le32_encode_bits(ch_info->dwell_time, RTW89_H2C_CHINFO_BE_W0_DWELL) | + le32_encode_bits(ch_info->central_ch, + RTW89_H2C_CHINFO_BE_W0_CENTER_CH) | + le32_encode_bits(ch_info->pri_ch, RTW89_H2C_CHINFO_BE_W0_PRI_CH); + + elem->w1 = le32_encode_bits(ch_info->bw, RTW89_H2C_CHINFO_BE_W1_BW) | + le32_encode_bits(ch_info->ch_band, RTW89_H2C_CHINFO_BE_W1_CH_BAND) | + le32_encode_bits(ch_info->dfs_ch, RTW89_H2C_CHINFO_BE_W1_DFS) | + le32_encode_bits(ch_info->pause_data, + RTW89_H2C_CHINFO_BE_W1_PAUSE_DATA) | + le32_encode_bits(ch_info->tx_null, RTW89_H2C_CHINFO_BE_W1_TX_NULL) | + le32_encode_bits(ch_info->rand_seq_num, + RTW89_H2C_CHINFO_BE_W1_RANDOM) | + le32_encode_bits(ch_info->notify_action, + RTW89_H2C_CHINFO_BE_W1_NOTIFY) | + le32_encode_bits(ch_info->probe_id != 0xff ? 1 : 0, + RTW89_H2C_CHINFO_BE_W1_PROBE) | + le32_encode_bits(ch_info->leave_crit, + RTW89_H2C_CHINFO_BE_W1_EARLY_LEAVE_CRIT) | + le32_encode_bits(ch_info->chkpt_timer, + RTW89_H2C_CHINFO_BE_W1_CHKPT_TIMER); + + elem->w2 = le32_encode_bits(ch_info->leave_time, + RTW89_H2C_CHINFO_BE_W2_EARLY_LEAVE_TIME) | + le32_encode_bits(ch_info->leave_th, + RTW89_H2C_CHINFO_BE_W2_EARLY_LEAVE_TH) | + le32_encode_bits(ch_info->tx_pkt_ctrl, + RTW89_H2C_CHINFO_BE_W2_TX_PKT_CTRL); + + elem->w3 = le32_encode_bits(ch_info->pkt_id[0], RTW89_H2C_CHINFO_BE_W3_PKT0) | + le32_encode_bits(ch_info->pkt_id[1], RTW89_H2C_CHINFO_BE_W3_PKT1) | + le32_encode_bits(ch_info->pkt_id[2], RTW89_H2C_CHINFO_BE_W3_PKT2) | + le32_encode_bits(ch_info->pkt_id[3], RTW89_H2C_CHINFO_BE_W3_PKT3); + + elem->w4 = le32_encode_bits(ch_info->pkt_id[4], RTW89_H2C_CHINFO_BE_W4_PKT4) | + le32_encode_bits(ch_info->pkt_id[5], RTW89_H2C_CHINFO_BE_W4_PKT5) | + le32_encode_bits(ch_info->pkt_id[6], RTW89_H2C_CHINFO_BE_W4_PKT6) | + le32_encode_bits(ch_info->pkt_id[7], RTW89_H2C_CHINFO_BE_W4_PKT7); + + elem->w5 = le32_encode_bits(ch_info->sw_def, RTW89_H2C_CHINFO_BE_W5_SW_DEF) | + le32_encode_bits(ch_info->fw_probe0_ssids, + RTW89_H2C_CHINFO_BE_W5_FW_PROBE0_SSIDS); + + elem->w6 = le32_encode_bits(ch_info->fw_probe0_shortssids, + RTW89_H2C_CHINFO_BE_W6_FW_PROBE0_SHORTSSIDS) | + le32_encode_bits(ch_info->fw_probe0_bssids, + RTW89_H2C_CHINFO_BE_W6_FW_PROBE0_BSSIDS); } rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD, H2C_FUNC_ADD_SCANOFLD_CH, 1, 1, skb_len); - cond = RTW89_FW_OFLD_WAIT_COND(0, H2C_FUNC_ADD_SCANOFLD_CH); + cond = RTW89_SCANOFLD_WAIT_COND_ADD_CH; ret = rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); if (ret) { @@ -3410,7 +4609,10 @@ int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev, H2C_FUNC_SCANOFLD, 1, 1, len); - cond = RTW89_FW_OFLD_WAIT_COND(0, H2C_FUNC_SCANOFLD); + if (option->enable) + cond = RTW89_SCANOFLD_WAIT_COND_START; + else + cond = RTW89_SCANOFLD_WAIT_COND_STOP; ret = rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); if (ret) { @@ -3421,6 +4623,169 @@ int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev, return 0; } +static void rtw89_scan_get_6g_disabled_chan(struct rtw89_dev *rtwdev, + struct rtw89_scan_option *option) +{ + struct ieee80211_supported_band *sband; + struct ieee80211_channel *chan; + u8 i, idx; + + sband = rtwdev->hw->wiphy->bands[NL80211_BAND_6GHZ]; + + for (i = 0; i < sband->n_channels; i++) { + chan = &sband->channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) { + idx = (chan->hw_value - 1) / 4; + option->prohib_chan |= BIT(idx); + } + } +} + +int rtw89_fw_h2c_scan_offload_be(struct rtw89_dev *rtwdev, + struct rtw89_scan_option *option, + struct rtw89_vif *rtwvif) +{ + struct rtw89_hw_scan_info *scan_info = &rtwdev->scan_info; + struct rtw89_wait_info *wait = &rtwdev->mac.fw_ofld_wait; + struct rtw89_h2c_scanofld_be_macc_role *macc_role; + struct rtw89_chan *op = &scan_info->op_chan; + struct rtw89_h2c_scanofld_be_opch *opch; + struct rtw89_h2c_scanofld_be *h2c; + struct sk_buff *skb; + u8 macc_role_size = sizeof(*macc_role) * option->num_macc_role; + u8 opch_size = sizeof(*opch) * option->num_opch; + u8 probe_id[NUM_NL80211_BANDS]; + unsigned int cond; + void *ptr; + int ret; + u32 len; + u8 i; + + rtw89_scan_get_6g_disabled_chan(rtwdev, option); + + len = sizeof(*h2c) + macc_role_size + opch_size; + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c scan offload\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_scanofld_be *)skb->data; + ptr = skb->data; + + h2c->w0 = le32_encode_bits(option->operation, RTW89_H2C_SCANOFLD_BE_W0_OP) | + le32_encode_bits(option->scan_mode, + RTW89_H2C_SCANOFLD_BE_W0_SCAN_MODE) | + le32_encode_bits(option->repeat, RTW89_H2C_SCANOFLD_BE_W0_REPEAT) | + le32_encode_bits(true, RTW89_H2C_SCANOFLD_BE_W0_NOTIFY_END) | + le32_encode_bits(true, RTW89_H2C_SCANOFLD_BE_W0_LEARN_CH) | + le32_encode_bits(rtwvif->mac_id, RTW89_H2C_SCANOFLD_BE_W0_MACID) | + le32_encode_bits(rtwvif->port, RTW89_H2C_SCANOFLD_BE_W0_PORT) | + le32_encode_bits(option->band, RTW89_H2C_SCANOFLD_BE_W0_BAND); + + h2c->w1 = le32_encode_bits(option->num_macc_role, RTW89_H2C_SCANOFLD_BE_W1_NUM_MACC_ROLE) | + le32_encode_bits(option->num_opch, RTW89_H2C_SCANOFLD_BE_W1_NUM_OP) | + le32_encode_bits(option->norm_pd, RTW89_H2C_SCANOFLD_BE_W1_NORM_PD); + + h2c->w2 = le32_encode_bits(option->slow_pd, RTW89_H2C_SCANOFLD_BE_W2_SLOW_PD) | + le32_encode_bits(option->norm_cy, RTW89_H2C_SCANOFLD_BE_W2_NORM_CY) | + le32_encode_bits(option->opch_end, RTW89_H2C_SCANOFLD_BE_W2_OPCH_END); + + h2c->w3 = le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_W3_NUM_SSID) | + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_W3_NUM_SHORT_SSID) | + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_W3_NUM_BSSID) | + le32_encode_bits(probe_id[NL80211_BAND_2GHZ], RTW89_H2C_SCANOFLD_BE_W3_PROBEID); + + h2c->w4 = le32_encode_bits(probe_id[NL80211_BAND_5GHZ], + RTW89_H2C_SCANOFLD_BE_W4_PROBE_5G) | + le32_encode_bits(probe_id[NL80211_BAND_6GHZ], + RTW89_H2C_SCANOFLD_BE_W4_PROBE_6G) | + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_W4_DELAY_START); + + h2c->w5 = le32_encode_bits(option->mlo_mode, RTW89_H2C_SCANOFLD_BE_W5_MLO_MODE); + + h2c->w6 = le32_encode_bits(option->prohib_chan, + RTW89_H2C_SCANOFLD_BE_W6_CHAN_PROHIB_LOW); + h2c->w7 = le32_encode_bits(option->prohib_chan >> 32, + RTW89_H2C_SCANOFLD_BE_W7_CHAN_PROHIB_HIGH); + ptr += sizeof(*h2c); + + for (i = 0; i < option->num_macc_role; i++) { + macc_role = (struct rtw89_h2c_scanofld_be_macc_role *)&h2c->role[i]; + macc_role->w0 = + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_BAND) | + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_PORT) | + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_MACID) | + le32_encode_bits(0, RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_OPCH_END); + ptr += sizeof(*macc_role); + } + + for (i = 0; i < option->num_opch; i++) { + opch = ptr; + opch->w0 = le32_encode_bits(rtwvif->mac_id, + RTW89_H2C_SCANOFLD_BE_OPCH_W0_MACID) | + le32_encode_bits(option->band, + RTW89_H2C_SCANOFLD_BE_OPCH_W0_BAND) | + le32_encode_bits(rtwvif->port, + RTW89_H2C_SCANOFLD_BE_OPCH_W0_PORT) | + le32_encode_bits(RTW89_SCAN_OPMODE_INTV, + RTW89_H2C_SCANOFLD_BE_OPCH_W0_POLICY) | + le32_encode_bits(true, + RTW89_H2C_SCANOFLD_BE_OPCH_W0_TXNULL) | + le32_encode_bits(RTW89_OFF_CHAN_TIME / 10, + RTW89_H2C_SCANOFLD_BE_OPCH_W0_POLICY_VAL); + + opch->w1 = le32_encode_bits(RTW89_CHANNEL_TIME, + RTW89_H2C_SCANOFLD_BE_OPCH_W1_DURATION) | + le32_encode_bits(op->band_type, + RTW89_H2C_SCANOFLD_BE_OPCH_W1_CH_BAND) | + le32_encode_bits(op->band_width, + RTW89_H2C_SCANOFLD_BE_OPCH_W1_BW) | + le32_encode_bits(0x3, + RTW89_H2C_SCANOFLD_BE_OPCH_W1_NOTIFY) | + le32_encode_bits(op->primary_channel, + RTW89_H2C_SCANOFLD_BE_OPCH_W1_PRI_CH) | + le32_encode_bits(op->channel, + RTW89_H2C_SCANOFLD_BE_OPCH_W1_CENTRAL_CH); + + opch->w2 = le32_encode_bits(0, + RTW89_H2C_SCANOFLD_BE_OPCH_W2_PKTS_CTRL) | + le32_encode_bits(0, + RTW89_H2C_SCANOFLD_BE_OPCH_W2_SW_DEF) | + le32_encode_bits(2, + RTW89_H2C_SCANOFLD_BE_OPCH_W2_SS); + + opch->w3 = le32_encode_bits(RTW89_SCANOFLD_PKT_NONE, + RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT0) | + le32_encode_bits(RTW89_SCANOFLD_PKT_NONE, + RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT1) | + le32_encode_bits(RTW89_SCANOFLD_PKT_NONE, + RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT2) | + le32_encode_bits(RTW89_SCANOFLD_PKT_NONE, + RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT3); + ptr += sizeof(*opch); + } + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD, + H2C_FUNC_SCANOFLD_BE, 1, 1, + len); + + if (option->enable) + cond = RTW89_SCANOFLD_BE_WAIT_COND_START; + else + cond = RTW89_SCANOFLD_BE_WAIT_COND_STOP; + + ret = rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_FW, "failed to scan be ofld\n"); + return ret; + } + + return 0; +} + int rtw89_fw_h2c_rf_reg(struct rtw89_dev *rtwdev, struct rtw89_fw_h2c_rf_reg_info *info, u16 len, u8 page) @@ -3497,6 +4862,328 @@ fail: } EXPORT_SYMBOL(rtw89_fw_h2c_rf_ntfy_mcc); +int rtw89_fw_h2c_rf_pre_ntfy(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + struct rtw89_rfk_mcc_info *rfk_mcc = &rtwdev->rfk_mcc; + struct rtw89_fw_h2c_rfk_pre_info *h2c; + u8 tbl_sel = rfk_mcc->table_idx; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + u8 tbl, path; + u32 val32; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c rfk_pre_ntfy\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_fw_h2c_rfk_pre_info *)skb->data; + + h2c->mlo_mode = cpu_to_le32(rtwdev->mlo_dbcc_mode); + + BUILD_BUG_ON(NUM_OF_RTW89_FW_RFK_TBL > RTW89_RFK_CHS_NR); + + for (tbl = 0; tbl < NUM_OF_RTW89_FW_RFK_TBL; tbl++) { + for (path = 0; path < NUM_OF_RTW89_FW_RFK_PATH; path++) { + h2c->dbcc.ch[path][tbl] = cpu_to_le32(rfk_mcc->ch[tbl]); + h2c->dbcc.band[path][tbl] = cpu_to_le32(rfk_mcc->band[tbl]); + } + } + + for (path = 0; path < NUM_OF_RTW89_FW_RFK_PATH; path++) { + h2c->tbl.cur_ch[path] = cpu_to_le32(rfk_mcc->ch[tbl_sel]); + h2c->tbl.cur_band[path] = cpu_to_le32(rfk_mcc->band[tbl_sel]); + } + + h2c->phy_idx = cpu_to_le32(phy_idx); + h2c->cur_band = cpu_to_le32(rfk_mcc->band[tbl_sel]); + h2c->cur_bw = cpu_to_le32(rfk_mcc->bw[tbl_sel]); + h2c->cur_center_ch = cpu_to_le32(rfk_mcc->ch[tbl_sel]); + + val32 = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_IQC_V1); + h2c->ktbl_sel0 = cpu_to_le32(val32); + val32 = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_IQC_V1); + h2c->ktbl_sel1 = cpu_to_le32(val32); + val32 = rtw89_read_rf(rtwdev, RF_PATH_A, RR_CFGCH, RFREG_MASK); + h2c->rfmod0 = cpu_to_le32(val32); + val32 = rtw89_read_rf(rtwdev, RF_PATH_B, RR_CFGCH, RFREG_MASK); + h2c->rfmod1 = cpu_to_le32(val32); + + if (rtw89_is_mlo_1_1(rtwdev)) + h2c->mlo_1_1 = cpu_to_le32(1); + + h2c->rfe_type = cpu_to_le32(rtwdev->efuse.rfe_type); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_PRE_NOTIFY, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + +int rtw89_fw_h2c_rf_tssi(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, + enum rtw89_tssi_mode tssi_mode) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, + RTW89_SUB_ENTITY_0); + struct rtw89_hal *hal = &rtwdev->hal; + struct rtw89_h2c_rf_tssi *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF TSSI\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_tssi *)skb->data; + + h2c->len = cpu_to_le16(len); + h2c->phy = phy_idx; + h2c->ch = chan->channel; + h2c->bw = chan->band_width; + h2c->band = chan->band_type; + h2c->hwtx_en = true; + h2c->cv = hal->cv; + h2c->tssi_mode = tssi_mode; + + rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(rtwdev, phy_idx, chan, h2c); + rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(rtwdev, phy_idx, chan, h2c); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_TSSI_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + +int rtw89_fw_h2c_rf_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + struct rtw89_h2c_rf_iqk *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF IQK\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_iqk *)skb->data; + + h2c->phy_idx = cpu_to_le32(phy_idx); + h2c->dbcc = cpu_to_le32(rtwdev->dbcc_en); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_IQK_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + +int rtw89_fw_h2c_rf_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, + RTW89_SUB_ENTITY_0); + struct rtw89_h2c_rf_dpk *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF DPK\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_dpk *)skb->data; + + h2c->len = len; + h2c->phy = phy_idx; + h2c->dpk_enable = true; + h2c->kpath = RF_AB; + h2c->cur_band = chan->band_type; + h2c->cur_bw = chan->band_width; + h2c->cur_ch = chan->channel; + h2c->dpk_dbg_en = rtw89_debug_is_enabled(rtwdev, RTW89_DBG_RFK); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_DPK_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + +int rtw89_fw_h2c_rf_txgapk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, + RTW89_SUB_ENTITY_0); + struct rtw89_hal *hal = &rtwdev->hal; + struct rtw89_h2c_rf_txgapk *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF TXGAPK\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_txgapk *)skb->data; + + h2c->len = len; + h2c->ktype = 2; + h2c->phy = phy_idx; + h2c->kpath = RF_AB; + h2c->band = chan->band_type; + h2c->bw = chan->band_width; + h2c->ch = chan->channel; + h2c->cv = hal->cv; + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_TXGAPK_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + +int rtw89_fw_h2c_rf_dack(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + struct rtw89_h2c_rf_dack *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF DACK\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_dack *)skb->data; + + h2c->len = cpu_to_le32(len); + h2c->phy = cpu_to_le32(phy_idx); + h2c->type = cpu_to_le32(0); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_DACK_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + +int rtw89_fw_h2c_rf_rxdck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, + RTW89_SUB_ENTITY_0); + struct rtw89_h2c_rf_rxdck *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF RXDCK\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_rxdck *)skb->data; + + h2c->len = len; + h2c->phy = phy_idx; + h2c->is_afe = false; + h2c->kpath = RF_AB; + h2c->cur_band = chan->band_type; + h2c->cur_bw = chan->band_width; + h2c->cur_ch = chan->channel; + h2c->rxdck_dbg_en = rtw89_debug_is_enabled(rtwdev, RTW89_DBG_RFK); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_RXDCK_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev, u8 h2c_class, u8 h2c_func, u8 *buf, u16 len, bool rack, bool dack) @@ -3600,7 +5287,7 @@ static bool rtw89_fw_c2h_chk_atomic(struct rtw89_dev *rtwdev, default: return false; case RTW89_C2H_CAT_MAC: - return rtw89_mac_c2h_chk_atomic(rtwdev, class, func); + return rtw89_mac_c2h_chk_atomic(rtwdev, c2h, class, func); case RTW89_C2H_CAT_OUTSRC: return rtw89_phy_c2h_chk_atomic(rtwdev, class, func); } @@ -4050,8 +5737,66 @@ static void rtw89_hw_scan_add_chan(struct rtw89_dev *rtwdev, int chan_type, } } -static int rtw89_hw_scan_add_chan_list(struct rtw89_dev *rtwdev, - struct rtw89_vif *rtwvif, bool connected) +static void rtw89_hw_scan_add_chan_be(struct rtw89_dev *rtwdev, int chan_type, + int ssid_num, + struct rtw89_mac_chinfo_be *ch_info) +{ + struct rtw89_hw_scan_info *scan_info = &rtwdev->scan_info; + struct ieee80211_vif *vif = rtwdev->scan_info.scanning_vif; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + struct cfg80211_scan_request *req = rtwvif->scan_req; + struct rtw89_pktofld_info *info; + u8 band, probe_count = 0, i; + + ch_info->notify_action = RTW89_SCANOFLD_DEBUG_MASK; + ch_info->dfs_ch = chan_type == RTW89_CHAN_DFS; + ch_info->bw = RTW89_SCAN_WIDTH; + ch_info->tx_null = false; + ch_info->pause_data = false; + ch_info->probe_id = RTW89_SCANOFLD_PKT_NONE; + + if (ssid_num) { + band = rtw89_hw_to_nl80211_band(ch_info->ch_band); + + list_for_each_entry(info, &scan_info->pkt_list[band], list) { + if (info->channel_6ghz && + ch_info->pri_ch != info->channel_6ghz) + continue; + ch_info->pkt_id[probe_count++] = info->id; + if (probe_count >= RTW89_SCANOFLD_MAX_SSID) + break; + } + } + + if (ch_info->ch_band == RTW89_BAND_6G) { + if ((ssid_num == 1 && req->ssids[0].ssid_len == 0) || + !ch_info->is_psc) { + ch_info->probe_id = RTW89_SCANOFLD_PKT_NONE; + if (!req->duration_mandatory) + ch_info->period -= RTW89_DWELL_TIME_6G; + } + } + + for (i = probe_count; i < RTW89_SCANOFLD_MAX_SSID; i++) + ch_info->pkt_id[i] = RTW89_SCANOFLD_PKT_NONE; + + switch (chan_type) { + case RTW89_CHAN_DFS: + if (ch_info->ch_band != RTW89_BAND_6G) + ch_info->period = + max_t(u8, ch_info->period, RTW89_DFS_CHAN_TIME); + ch_info->dwell_time = RTW89_DWELL_TIME; + break; + case RTW89_CHAN_ACTIVE: + break; + default: + rtw89_warn(rtwdev, "Channel type out of bound\n"); + break; + } +} + +int rtw89_hw_scan_add_chan_list(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool connected) { struct cfg80211_scan_request *req = rtwvif->scan_req; struct rtw89_mac_chinfo *ch_info, *tmp; @@ -4074,7 +5819,7 @@ static int rtw89_hw_scan_add_chan_list(struct rtw89_dev *rtwdev, goto out; } - if (req->duration_mandatory) + if (req->duration) ch_info->period = req->duration; else if (channel->band == NL80211_BAND_6GHZ) ch_info->period = RTW89_CHANNEL_TIME_6G + @@ -4127,9 +5872,69 @@ out: return ret; } +int rtw89_hw_scan_add_chan_list_be(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool connected) +{ + struct cfg80211_scan_request *req = rtwvif->scan_req; + struct rtw89_mac_chinfo_be *ch_info, *tmp; + struct ieee80211_channel *channel; + struct list_head chan_list; + enum rtw89_chan_type type; + int list_len, ret; + bool random_seq; + u32 idx; + + random_seq = !!(req->flags & NL80211_SCAN_FLAG_RANDOM_SN); + INIT_LIST_HEAD(&chan_list); + + for (idx = rtwdev->scan_info.last_chan_idx, list_len = 0; + idx < req->n_channels && list_len < RTW89_SCAN_LIST_LIMIT; + idx++, list_len++) { + channel = req->channels[idx]; + ch_info = kzalloc(sizeof(*ch_info), GFP_KERNEL); + if (!ch_info) { + ret = -ENOMEM; + goto out; + } + + if (req->duration) + ch_info->period = req->duration; + else if (channel->band == NL80211_BAND_6GHZ) + ch_info->period = RTW89_CHANNEL_TIME_6G + RTW89_DWELL_TIME_6G; + else + ch_info->period = RTW89_CHANNEL_TIME; + + ch_info->ch_band = rtw89_nl80211_to_hw_band(channel->band); + ch_info->central_ch = channel->hw_value; + ch_info->pri_ch = channel->hw_value; + ch_info->rand_seq_num = random_seq; + ch_info->is_psc = cfg80211_channel_is_psc(channel); + + if (channel->flags & (IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IR)) + type = RTW89_CHAN_DFS; + else + type = RTW89_CHAN_ACTIVE; + rtw89_hw_scan_add_chan_be(rtwdev, type, req->n_ssids, ch_info); + + list_add_tail(&ch_info->list, &chan_list); + } + + rtwdev->scan_info.last_chan_idx = idx; + ret = rtw89_fw_h2c_scan_list_offload_be(rtwdev, list_len, &chan_list); + +out: + list_for_each_entry_safe(ch_info, tmp, &chan_list, list) { + list_del(&ch_info->list); + kfree(ch_info); + } + + return ret; +} + static int rtw89_hw_scan_prehandle(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, bool connected) { + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; int ret; ret = rtw89_hw_scan_update_probe_req(rtwdev, rtwvif); @@ -4137,7 +5942,7 @@ static int rtw89_hw_scan_prehandle(struct rtw89_dev *rtwdev, rtw89_err(rtwdev, "Update probe request failed\n"); goto out; } - ret = rtw89_hw_scan_add_chan_list(rtwdev, rtwvif, connected); + ret = mac->add_chan_list(rtwdev, rtwvif, connected); out: return ret; } @@ -4154,9 +5959,11 @@ void rtw89_hw_scan_start(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, rtw89_get_channel(rtwdev, rtwvif, &rtwdev->scan_info.op_chan); rtwdev->scan_info.scanning_vif = vif; rtwdev->scan_info.last_chan_idx = 0; + rtwdev->scan_info.abort = false; rtwvif->scan_ies = &scan_req->ies; rtwvif->scan_req = req; ieee80211_stop_queues(rtwdev->hw); + rtw89_mac_port_cfg_rx_sync(rtwdev, rtwvif, false); if (req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) get_random_mask_addr(mac_addr, req->mac_addr, @@ -4181,10 +5988,10 @@ void rtw89_hw_scan_complete(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; struct rtw89_hw_scan_info *scan_info = &rtwdev->scan_info; + struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif); struct cfg80211_scan_info info = { .aborted = aborted, }; - struct rtw89_vif *rtwvif; if (!vif) return; @@ -4197,22 +6004,29 @@ void rtw89_hw_scan_complete(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, rtw89_core_scan_complete(rtwdev, vif, true); ieee80211_scan_completed(rtwdev->hw, &info); ieee80211_wake_queues(rtwdev->hw); + rtw89_mac_port_cfg_rx_sync(rtwdev, rtwvif, true); rtw89_mac_enable_beacon_for_ap_vifs(rtwdev, true); rtw89_release_pkt_list(rtwdev); - rtwvif = (struct rtw89_vif *)vif->drv_priv; rtwvif->scan_req = NULL; rtwvif->scan_ies = NULL; scan_info->last_chan_idx = 0; scan_info->scanning_vif = NULL; + scan_info->abort = false; rtw89_chanctx_proceed(rtwdev); } void rtw89_hw_scan_abort(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif) { - rtw89_hw_scan_offload(rtwdev, vif, false); - rtw89_hw_scan_complete(rtwdev, vif, true); + struct rtw89_hw_scan_info *scan_info = &rtwdev->scan_info; + int ret; + + scan_info->abort = true; + + ret = rtw89_hw_scan_offload(rtwdev, vif, false); + if (ret) + rtw89_hw_scan_complete(rtwdev, vif, true); } static bool rtw89_is_any_vif_connected_or_connecting(struct rtw89_dev *rtwdev) @@ -4231,6 +6045,7 @@ static bool rtw89_is_any_vif_connected_or_connecting(struct rtw89_dev *rtwdev) int rtw89_hw_scan_offload(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, bool enable) { + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; struct rtw89_scan_option opt = {0}; struct rtw89_vif *rtwvif; bool connected; @@ -4248,7 +6063,18 @@ int rtw89_hw_scan_offload(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, if (ret) goto out; } - ret = rtw89_fw_h2c_scan_offload(rtwdev, &opt, rtwvif); + + if (rtwdev->chip->chip_gen == RTW89_CHIP_BE) { + opt.operation = enable ? RTW89_SCAN_OP_START : RTW89_SCAN_OP_STOP; + opt.scan_mode = RTW89_SCAN_MODE_SA; + opt.band = RTW89_PHY_0; + opt.num_macc_role = 0; + opt.mlo_mode = rtwdev->mlo_dbcc_mode; + opt.num_opch = connected ? 1 : 0; + opt.opch_end = connected ? 0 : RTW89_CHAN_INVALID; + } + + ret = mac->scan_offload(rtwdev, &opt, rtwvif); out: return ret; } @@ -4922,6 +6748,372 @@ int rtw89_fw_h2c_mcc_set_duration(struct rtw89_dev *rtwdev, return rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); } +static +u32 rtw89_fw_h2c_mrc_add_slot(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_add_slot_arg *slot_arg, + struct rtw89_h2c_mrc_add_slot *slot_h2c) +{ + bool fill_h2c = !!slot_h2c; + unsigned int i; + + if (!fill_h2c) + goto calc_len; + + slot_h2c->w0 = le32_encode_bits(slot_arg->duration, + RTW89_H2C_MRC_ADD_SLOT_W0_DURATION) | + le32_encode_bits(slot_arg->courtesy_en, + RTW89_H2C_MRC_ADD_SLOT_W0_COURTESY_EN) | + le32_encode_bits(slot_arg->role_num, + RTW89_H2C_MRC_ADD_SLOT_W0_ROLE_NUM); + slot_h2c->w1 = le32_encode_bits(slot_arg->courtesy_period, + RTW89_H2C_MRC_ADD_SLOT_W1_COURTESY_PERIOD) | + le32_encode_bits(slot_arg->courtesy_target, + RTW89_H2C_MRC_ADD_SLOT_W1_COURTESY_TARGET); + + for (i = 0; i < slot_arg->role_num; i++) { + slot_h2c->roles[i].w0 = + le32_encode_bits(slot_arg->roles[i].macid, + RTW89_H2C_MRC_ADD_ROLE_W0_MACID) | + le32_encode_bits(slot_arg->roles[i].role_type, + RTW89_H2C_MRC_ADD_ROLE_W0_ROLE_TYPE) | + le32_encode_bits(slot_arg->roles[i].is_master, + RTW89_H2C_MRC_ADD_ROLE_W0_IS_MASTER) | + le32_encode_bits(slot_arg->roles[i].en_tx_null, + RTW89_H2C_MRC_ADD_ROLE_W0_TX_NULL_EN) | + le32_encode_bits(false, + RTW89_H2C_MRC_ADD_ROLE_W0_IS_ALT_ROLE) | + le32_encode_bits(false, + RTW89_H2C_MRC_ADD_ROLE_W0_ROLE_ALT_EN); + slot_h2c->roles[i].w1 = + le32_encode_bits(slot_arg->roles[i].central_ch, + RTW89_H2C_MRC_ADD_ROLE_W1_CENTRAL_CH_SEG) | + le32_encode_bits(slot_arg->roles[i].primary_ch, + RTW89_H2C_MRC_ADD_ROLE_W1_PRI_CH) | + le32_encode_bits(slot_arg->roles[i].bw, + RTW89_H2C_MRC_ADD_ROLE_W1_BW) | + le32_encode_bits(slot_arg->roles[i].band, + RTW89_H2C_MRC_ADD_ROLE_W1_CH_BAND_TYPE) | + le32_encode_bits(slot_arg->roles[i].null_early, + RTW89_H2C_MRC_ADD_ROLE_W1_NULL_EARLY) | + le32_encode_bits(false, + RTW89_H2C_MRC_ADD_ROLE_W1_RFK_BY_PASS) | + le32_encode_bits(true, + RTW89_H2C_MRC_ADD_ROLE_W1_CAN_BTC); + slot_h2c->roles[i].macid_main_bitmap = + cpu_to_le32(slot_arg->roles[i].macid_main_bitmap); + slot_h2c->roles[i].macid_paired_bitmap = + cpu_to_le32(slot_arg->roles[i].macid_paired_bitmap); + } + +calc_len: + return struct_size(slot_h2c, roles, slot_arg->role_num); +} + +int rtw89_fw_h2c_mrc_add(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_add_arg *arg) +{ + struct rtw89_h2c_mrc_add *h2c_head; + struct sk_buff *skb; + unsigned int i; + void *tmp; + u32 len; + int ret; + + len = sizeof(*h2c_head); + for (i = 0; i < arg->slot_num; i++) + len += rtw89_fw_h2c_mrc_add_slot(rtwdev, &arg->slots[i], NULL); + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc add\n"); + return -ENOMEM; + } + + skb_put(skb, len); + tmp = skb->data; + + h2c_head = tmp; + h2c_head->w0 = le32_encode_bits(arg->sch_idx, + RTW89_H2C_MRC_ADD_W0_SCH_IDX) | + le32_encode_bits(arg->sch_type, + RTW89_H2C_MRC_ADD_W0_SCH_TYPE) | + le32_encode_bits(arg->slot_num, + RTW89_H2C_MRC_ADD_W0_SLOT_NUM) | + le32_encode_bits(arg->btc_in_sch, + RTW89_H2C_MRC_ADD_W0_BTC_IN_SCH); + + tmp += sizeof(*h2c_head); + for (i = 0; i < arg->slot_num; i++) + tmp += rtw89_fw_h2c_mrc_add_slot(rtwdev, &arg->slots[i], tmp); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_ADD_MRC, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + dev_kfree_skb_any(skb); + return -EBUSY; + } + + return 0; +} + +int rtw89_fw_h2c_mrc_start(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_start_arg *arg) +{ + struct rtw89_wait_info *wait = &rtwdev->mcc.wait; + struct rtw89_h2c_mrc_start *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + unsigned int cond; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc start\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_mrc_start *)skb->data; + + h2c->w0 = le32_encode_bits(arg->sch_idx, + RTW89_H2C_MRC_START_W0_SCH_IDX) | + le32_encode_bits(arg->old_sch_idx, + RTW89_H2C_MRC_START_W0_OLD_SCH_IDX) | + le32_encode_bits(arg->action, + RTW89_H2C_MRC_START_W0_ACTION); + + h2c->start_tsf_high = cpu_to_le32(arg->start_tsf >> 32); + h2c->start_tsf_low = cpu_to_le32(arg->start_tsf); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_START_MRC, 0, 0, + len); + + cond = RTW89_MRC_WAIT_COND(arg->sch_idx, H2C_FUNC_START_MRC); + return rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); +} + +int rtw89_fw_h2c_mrc_del(struct rtw89_dev *rtwdev, u8 sch_idx) +{ + struct rtw89_wait_info *wait = &rtwdev->mcc.wait; + struct rtw89_h2c_mrc_del *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + unsigned int cond; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc del\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_mrc_del *)skb->data; + + h2c->w0 = le32_encode_bits(sch_idx, RTW89_H2C_MRC_DEL_W0_SCH_IDX); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_DEL_MRC, 0, 0, + len); + + cond = RTW89_MRC_WAIT_COND(sch_idx, H2C_FUNC_DEL_MRC); + return rtw89_h2c_tx_and_wait(rtwdev, skb, wait, cond); +} + +int rtw89_fw_h2c_mrc_req_tsf(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_req_tsf_arg *arg, + struct rtw89_mac_mrc_tsf_rpt *rpt) +{ + struct rtw89_wait_info *wait = &rtwdev->mcc.wait; + struct rtw89_h2c_mrc_req_tsf *h2c; + struct rtw89_mac_mrc_tsf_rpt *tmp; + struct sk_buff *skb; + unsigned int i; + u32 len; + int ret; + + len = struct_size(h2c, infos, arg->num); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc req tsf\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_mrc_req_tsf *)skb->data; + + h2c->req_tsf_num = arg->num; + for (i = 0; i < arg->num; i++) + h2c->infos[i] = + u8_encode_bits(arg->infos[i].band, + RTW89_H2C_MRC_REQ_TSF_INFO_BAND) | + u8_encode_bits(arg->infos[i].port, + RTW89_H2C_MRC_REQ_TSF_INFO_PORT); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_MRC_REQ_TSF, 0, 0, + len); + + ret = rtw89_h2c_tx_and_wait(rtwdev, skb, wait, RTW89_MRC_WAIT_COND_REQ_TSF); + if (ret) + return ret; + + tmp = (struct rtw89_mac_mrc_tsf_rpt *)wait->data.buf; + *rpt = *tmp; + + return 0; +} + +int rtw89_fw_h2c_mrc_upd_bitmap(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_upd_bitmap_arg *arg) +{ + struct rtw89_h2c_mrc_upd_bitmap *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc upd bitmap\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_mrc_upd_bitmap *)skb->data; + + h2c->w0 = le32_encode_bits(arg->sch_idx, + RTW89_H2C_MRC_UPD_BITMAP_W0_SCH_IDX) | + le32_encode_bits(arg->action, + RTW89_H2C_MRC_UPD_BITMAP_W0_ACTION) | + le32_encode_bits(arg->macid, + RTW89_H2C_MRC_UPD_BITMAP_W0_MACID); + h2c->w1 = le32_encode_bits(arg->client_macid, + RTW89_H2C_MRC_UPD_BITMAP_W1_CLIENT_MACID); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_MRC_UPD_BITMAP, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + dev_kfree_skb_any(skb); + return -EBUSY; + } + + return 0; +} + +int rtw89_fw_h2c_mrc_sync(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_sync_arg *arg) +{ + struct rtw89_h2c_mrc_sync *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc sync\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_mrc_sync *)skb->data; + + h2c->w0 = le32_encode_bits(true, RTW89_H2C_MRC_SYNC_W0_SYNC_EN) | + le32_encode_bits(arg->src.port, + RTW89_H2C_MRC_SYNC_W0_SRC_PORT) | + le32_encode_bits(arg->src.band, + RTW89_H2C_MRC_SYNC_W0_SRC_BAND) | + le32_encode_bits(arg->dest.port, + RTW89_H2C_MRC_SYNC_W0_DEST_PORT) | + le32_encode_bits(arg->dest.band, + RTW89_H2C_MRC_SYNC_W0_DEST_BAND); + h2c->w1 = le32_encode_bits(arg->offset, RTW89_H2C_MRC_SYNC_W1_OFFSET); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_MRC_SYNC, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + dev_kfree_skb_any(skb); + return -EBUSY; + } + + return 0; +} + +int rtw89_fw_h2c_mrc_upd_duration(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_upd_duration_arg *arg) +{ + struct rtw89_h2c_mrc_upd_duration *h2c; + struct sk_buff *skb; + unsigned int i; + u32 len; + int ret; + + len = struct_size(h2c, slots, arg->slot_num); + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for mrc upd duration\n"); + return -ENOMEM; + } + + skb_put(skb, len); + h2c = (struct rtw89_h2c_mrc_upd_duration *)skb->data; + + h2c->w0 = le32_encode_bits(arg->sch_idx, + RTW89_H2C_MRC_UPD_DURATION_W0_SCH_IDX) | + le32_encode_bits(arg->slot_num, + RTW89_H2C_MRC_UPD_DURATION_W0_SLOT_NUM) | + le32_encode_bits(false, + RTW89_H2C_MRC_UPD_DURATION_W0_BTC_IN_SCH); + + h2c->start_tsf_high = cpu_to_le32(arg->start_tsf >> 32); + h2c->start_tsf_low = cpu_to_le32(arg->start_tsf); + + for (i = 0; i < arg->slot_num; i++) { + h2c->slots[i] = + le32_encode_bits(arg->slots[i].slot_idx, + RTW89_H2C_MRC_UPD_DURATION_SLOT_SLOT_IDX) | + le32_encode_bits(arg->slots[i].duration, + RTW89_H2C_MRC_UPD_DURATION_SLOT_DURATION); + } + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, + H2C_CL_MRC, + H2C_FUNC_MRC_UPD_DURATION, 0, 0, + len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + dev_kfree_skb_any(skb); + return -EBUSY; + } + + return 0; +} + static bool __fw_txpwr_entry_zero_ext(const void *ext_ptr, u8 ext_len) { static const u8 zeros[U8_MAX] = {}; diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h index 01016588b1fc..44311f65b4fa 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.h +++ b/drivers/net/wireless/realtek/rtw89/fw.h @@ -64,6 +64,8 @@ struct rtw89_h2creg_sch_tx_en { #define RTW89_H2CREG_SCH_TX_EN_W1_MASK GENMASK(15, 0) #define RTW89_H2CREG_SCH_TX_EN_W1_BAND BIT(16) +#define RTW89_H2CREG_WOW_CPUIO_RX_CTRL_EN GENMASK(23, 16) + #define RTW89_H2CREG_MAX 4 #define RTW89_C2HREG_MAX 4 #define RTW89_C2HREG_HDR_LEN 2 @@ -95,7 +97,9 @@ enum rtw89_mac_h2c_type { RTW89_FWCMD_H2CREG_FUNC_FWERR, RTW89_FWCMD_H2CREG_FUNC_GET_FEATURE, RTW89_FWCMD_H2CREG_FUNC_GETPKT_INFORM, - RTW89_FWCMD_H2CREG_FUNC_SCH_TX_EN + RTW89_FWCMD_H2CREG_FUNC_SCH_TX_EN, + RTW89_FWCMD_H2CREG_FUNC_WOW_TRX_STOP = 0x6, + RTW89_FWCMD_H2CREG_FUNC_WOW_CPUIO_RX_CTRL = 0xA, }; enum rtw89_mac_c2h_type { @@ -104,7 +108,8 @@ enum rtw89_mac_c2h_type { RTW89_FWCMD_C2HREG_FUNC_ERR_MSG, RTW89_FWCMD_C2HREG_FUNC_PHY_CAP, RTW89_FWCMD_C2HREG_FUNC_TX_PAUSE_RPT, - RTW89_FWCMD_C2HREG_FUNC_NULL = 0xFF + RTW89_FWCMD_C2HREG_FUNC_WOW_CPUIO_RX_ACK = 0xA, + RTW89_FWCMD_C2HREG_FUNC_NULL = 0xFF, }; enum rtw89_fw_c2h_category { @@ -149,6 +154,7 @@ enum rtw89_fw_log_comp { RTW89_FW_LOG_COMP_TWT, RTW89_FW_LOG_COMP_RF, RTW89_FW_LOG_COMP_MCC = 20, + RTW89_FW_LOG_COMP_SCAN = 28, }; enum rtw89_pkt_offload_op { @@ -169,6 +175,16 @@ enum rtw89_scanofld_notify_reason { RTW89_SCAN_ENTER_CH_NOTIFY, RTW89_SCAN_LEAVE_CH_NOTIFY, RTW89_SCAN_END_SCAN_NOTIFY, + RTW89_SCAN_REPORT_NOTIFY, + RTW89_SCAN_CHKPT_NOTIFY, + RTW89_SCAN_ENTER_OP_NOTIFY, + RTW89_SCAN_LEAVE_OP_NOTIFY, +}; + +enum rtw89_scanofld_status { + RTW89_SCAN_STATUS_NOTIFY, + RTW89_SCAN_STATUS_SUCCESS, + RTW89_SCAN_STATUS_FAIL, }; enum rtw89_chan_type { @@ -184,6 +200,9 @@ enum rtw89_p2pps_action { RTW89_P2P_ACT_TERMINATE = 3, }; +#define RTW89_DEFAULT_CQM_HYST 4 +#define RTW89_DEFAULT_CQM_THOLD -70 + enum rtw89_bcn_fltr_offload_mode { RTW89_BCN_FLTR_OFFLOAD_MODE_0 = 0, RTW89_BCN_FLTR_OFFLOAD_MODE_1, @@ -216,6 +235,10 @@ struct rtw89_fw_hdr_section_info { u32 dladdr; u32 mssc; u8 type; + bool ignore; + const u8 *key_addr; + u32 key_len; + u32 key_idx; }; struct rtw89_fw_bin_info { @@ -223,6 +246,8 @@ struct rtw89_fw_bin_info { u32 hdr_len; bool dynamic_hdr_en; u32 dynamic_hdr_len; + bool dsp_checksum; + bool secure_section_exist; struct rtw89_fw_hdr_section_info section_info[FWDL_SECTION_MAX_NUM]; }; @@ -231,6 +256,15 @@ struct rtw89_fw_macid_pause_grp { __le32 mask_grp[4]; } __packed; +struct rtw89_fw_macid_pause_sleep_grp { + struct { + __le32 pause_grp[4]; + __le32 pause_mask_grp[4]; + __le32 sleep_grp[4]; + __le32 sleep_mask_grp[4]; + } __packed n[4]; +} __packed; + #define RTW89_H2C_MAX_SIZE 2048 #define RTW89_CHANNEL_TIME 45 #define RTW89_CHANNEL_TIME_6G 20 @@ -243,6 +277,7 @@ struct rtw89_fw_macid_pause_grp { #define RTW89_SCANOFLD_MAX_IE_LEN 512 #define RTW89_SCANOFLD_PKT_NONE 0xFF #define RTW89_SCANOFLD_DEBUG_MASK 0x1F +#define RTW89_CHAN_INVALID 0xFF #define RTW89_MAC_CHINFO_SIZE 28 #define RTW89_SCAN_LIST_GUARD 4 #define RTW89_SCAN_LIST_LIMIT \ @@ -274,9 +309,32 @@ struct rtw89_mac_chinfo { bool is_psc; }; -struct rtw89_scan_option { - bool enable; - bool target_ch_mode; +struct rtw89_mac_chinfo_be { + u8 period; + u8 dwell_time; + u8 central_ch; + u8 pri_ch; + u8 bw:3; + u8 ch_band:2; + u8 dfs_ch:1; + u8 pause_data:1; + u8 tx_null:1; + u8 rand_seq_num:1; + u8 notify_action:5; + u8 probe_id; + u8 leave_crit; + u8 chkpt_timer; + u8 leave_time; + u8 leave_th; + u16 tx_pkt_ctrl; + u8 pkt_id[RTW89_SCANOFLD_MAX_SSID]; + u8 sw_def; + u16 fw_probe0_ssids; + u16 fw_probe0_shortssids; + u16 fw_probe0_bssids; + + struct list_head list; + bool is_psc; }; struct rtw89_pktofld_info { @@ -419,6 +477,7 @@ static inline void RTW89_SET_EDCA_PARAM(void *cmd, u32 val) #define FWDL_SECURITY_SECTION_TYPE 9 #define FWDL_SECURITY_SIGLEN 512 +#define FWDL_SECURITY_CHKSUM_LEN 8 struct rtw89_fw_dynhdr_sec { __le32 w0; @@ -472,6 +531,7 @@ struct rtw89_fw_hdr { #define FW_HDR_W4_MIN GENMASK(31, 24) #define FW_HDR_W5_YEAR GENMASK(31, 0) #define FW_HDR_W6_SEC_NUM GENMASK(15, 8) +#define FW_HDR_W7_PART_SIZE GENMASK(15, 0) #define FW_HDR_W7_DYN_HDR BIT(16) #define FW_HDR_W7_CMD_VERSERION GENMASK(31, 24) @@ -489,6 +549,7 @@ struct rtw89_fw_hdr_section_v1 { #define FWSECTION_HDR_V1_W1_CHECKSUM BIT(28) #define FWSECTION_HDR_V1_W1_REDL BIT(29) #define FWSECTION_HDR_V1_W2_MSSC GENMASK(7, 0) +#define FORMATTED_MSSC 0xFF #define FWSECTION_HDR_V1_W2_BBMCU_IDX GENMASK(27, 24) struct rtw89_fw_hdr_v1 { @@ -521,12 +582,42 @@ struct rtw89_fw_hdr_v1 { #define FW_HDR_V1_W5_YEAR GENMASK(15, 0) #define FW_HDR_V1_W5_HDR_SIZE GENMASK(31, 16) #define FW_HDR_V1_W6_SEC_NUM GENMASK(15, 8) +#define FW_HDR_V1_W6_DSP_CHKSUM BIT(24) +#define FW_HDR_V1_W7_PART_SIZE GENMASK(15, 0) #define FW_HDR_V1_W7_DYN_HDR BIT(16) -static inline void SET_FW_HDR_PART_SIZE(void *fwhdr, u32 val) -{ - le32p_replace_bits((__le32 *)fwhdr + 7, val, GENMASK(15, 0)); -} +enum rtw89_fw_mss_pool_rmp_tbl_type { + MSS_POOL_RMP_TBL_BITMASK = 0x0, + MSS_POOL_RMP_TBL_RECORD = 0x1, +}; + +#define FWDL_MSS_POOL_DEFKEYSETS_SIZE 8 + +struct rtw89_fw_mss_pool_hdr { + u8 signature[8]; /* equal to mss_signature[] */ + __le32 rmp_tbl_offset; + __le32 key_raw_offset; + u8 defen; + u8 rsvd[3]; + u8 rmpfmt; /* enum rtw89_fw_mss_pool_rmp_tbl_type */ + u8 mssdev_max; + __le16 keypair_num; + __le16 msscust_max; + __le16 msskey_num_max; + __le32 rsvd3; + u8 rmp_tbl[]; +} __packed; + +union rtw89_fw_section_mssc_content { + struct { + u8 pad[58]; + __le32 v; + } __packed sb_sel_ver; + struct { + u8 pad[60]; + __le16 v; + } __packed key_sign_len; +} __packed; static inline void SET_CTRL_INFO_MACID(void *table, u32 val) { @@ -1198,6 +1289,149 @@ static inline void SET_CMC_TBL_CSI_BW(void *table, u32 val) GENMASK(31, 30)); } +struct rtw89_h2c_cctlinfo_ud_g7 { + __le32 c0; + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; + __le32 w7; + __le32 w8; + __le32 w9; + __le32 w10; + __le32 w11; + __le32 w12; + __le32 w13; + __le32 w14; + __le32 w15; + __le32 m0; + __le32 m1; + __le32 m2; + __le32 m3; + __le32 m4; + __le32 m5; + __le32 m6; + __le32 m7; + __le32 m8; + __le32 m9; + __le32 m10; + __le32 m11; + __le32 m12; + __le32 m13; + __le32 m14; + __le32 m15; +} __packed; + +#define CCTLINFO_G7_C0_MACID GENMASK(6, 0) +#define CCTLINFO_G7_C0_OP BIT(7) + +#define CCTLINFO_G7_W0_DATARATE GENMASK(11, 0) +#define CCTLINFO_G7_W0_DATA_GI_LTF GENMASK(14, 12) +#define CCTLINFO_G7_W0_TRYRATE BIT(15) +#define CCTLINFO_G7_W0_ARFR_CTRL GENMASK(17, 16) +#define CCTLINFO_G7_W0_DIS_HE1SS_STBC BIT(18) +#define CCTLINFO_G7_W0_ACQ_RPT_EN BIT(20) +#define CCTLINFO_G7_W0_MGQ_RPT_EN BIT(21) +#define CCTLINFO_G7_W0_ULQ_RPT_EN BIT(22) +#define CCTLINFO_G7_W0_TWTQ_RPT_EN BIT(23) +#define CCTLINFO_G7_W0_FORCE_TXOP BIT(24) +#define CCTLINFO_G7_W0_DISRTSFB BIT(25) +#define CCTLINFO_G7_W0_DISDATAFB BIT(26) +#define CCTLINFO_G7_W0_NSTR_EN BIT(27) +#define CCTLINFO_G7_W0_AMPDU_DENSITY GENMASK(31, 28) +#define CCTLINFO_G7_W0_ALL (GENMASK(31, 20) | GENMASK(18, 0)) +#define CCTLINFO_G7_W1_DATA_RTY_LOWEST_RATE GENMASK(11, 0) +#define CCTLINFO_G7_W1_RTS_TXCNT_LMT GENMASK(15, 12) +#define CCTLINFO_G7_W1_RTSRATE GENMASK(27, 16) +#define CCTLINFO_G7_W1_RTS_RTY_LOWEST_RATE GENMASK(31, 28) +#define CCTLINFO_G7_W1_ALL GENMASK(31, 0) +#define CCTLINFO_G7_W2_DATA_TX_CNT_LMT GENMASK(5, 0) +#define CCTLINFO_G7_W2_DATA_TXCNT_LMT_SEL BIT(6) +#define CCTLINFO_G7_W2_MAX_AGG_NUM_SEL BIT(7) +#define CCTLINFO_G7_W2_RTS_EN BIT(8) +#define CCTLINFO_G7_W2_CTS2SELF_EN BIT(9) +#define CCTLINFO_G7_W2_CCA_RTS GENMASK(11, 10) +#define CCTLINFO_G7_W2_HW_RTS_EN BIT(12) +#define CCTLINFO_G7_W2_RTS_DROP_DATA_MODE GENMASK(14, 13) +#define CCTLINFO_G7_W2_PRELD_EN BIT(15) +#define CCTLINFO_G7_W2_AMPDU_MAX_LEN GENMASK(26, 16) +#define CCTLINFO_G7_W2_UL_MU_DIS BIT(27) +#define CCTLINFO_G7_W2_AMPDU_MAX_TIME GENMASK(31, 28) +#define CCTLINFO_G7_W2_ALL GENMASK(31, 0) +#define CCTLINFO_G7_W3_MAX_AGG_NUM GENMASK(7, 0) +#define CCTLINFO_G7_W3_DATA_BW GENMASK(10, 8) +#define CCTLINFO_G7_W3_DATA_BW_ER BIT(11) +#define CCTLINFO_G7_W3_BA_BMAP GENMASK(14, 12) +#define CCTLINFO_G7_W3_VCS_STBC BIT(15) +#define CCTLINFO_G7_W3_VO_LFTIME_SEL GENMASK(18, 16) +#define CCTLINFO_G7_W3_VI_LFTIME_SEL GENMASK(21, 19) +#define CCTLINFO_G7_W3_BE_LFTIME_SEL GENMASK(24, 22) +#define CCTLINFO_G7_W3_BK_LFTIME_SEL GENMASK(27, 25) +#define CCTLINFO_G7_W3_AMPDU_TIME_SEL BIT(28) +#define CCTLINFO_G7_W3_AMPDU_LEN_SEL BIT(29) +#define CCTLINFO_G7_W3_RTS_TXCNT_LMT_SEL BIT(30) +#define CCTLINFO_G7_W3_LSIG_TXOP_EN BIT(31) +#define CCTLINFO_G7_W3_ALL GENMASK(31, 0) +#define CCTLINFO_G7_W4_MULTI_PORT_ID GENMASK(2, 0) +#define CCTLINFO_G7_W4_BYPASS_PUNC BIT(3) +#define CCTLINFO_G7_W4_MBSSID GENMASK(7, 4) +#define CCTLINFO_G7_W4_DATA_DCM BIT(8) +#define CCTLINFO_G7_W4_DATA_ER BIT(9) +#define CCTLINFO_G7_W4_DATA_LDPC BIT(10) +#define CCTLINFO_G7_W4_DATA_STBC BIT(11) +#define CCTLINFO_G7_W4_A_CTRL_BQR BIT(12) +#define CCTLINFO_G7_W4_A_CTRL_BSR BIT(14) +#define CCTLINFO_G7_W4_A_CTRL_CAS BIT(15) +#define CCTLINFO_G7_W4_ACT_SUBCH_CBW GENMASK(31, 16) +#define CCTLINFO_G7_W4_ALL (GENMASK(31, 14) | GENMASK(12, 0)) +#define CCTLINFO_G7_W5_NOMINAL_PKT_PADDING0 GENMASK(1, 0) +#define CCTLINFO_G7_W5_NOMINAL_PKT_PADDING1 GENMASK(3, 2) +#define CCTLINFO_G7_W5_NOMINAL_PKT_PADDING2 GENMASK(5, 4) +#define CCTLINFO_G7_W5_NOMINAL_PKT_PADDING3 GENMASK(7, 6) +#define CCTLINFO_G7_W5_NOMINAL_PKT_PADDING4 GENMASK(9, 8) +#define CCTLINFO_G7_W5_SR_RATE GENMASK(14, 10) +#define CCTLINFO_G7_W5_TID_DISABLE GENMASK(23, 16) +#define CCTLINFO_G7_W5_ADDR_CAM_INDEX GENMASK(31, 24) +#define CCTLINFO_G7_W5_ALL (GENMASK(31, 16) | GENMASK(14, 0)) +#define CCTLINFO_G7_W6_AID12_PAID GENMASK(11, 0) +#define CCTLINFO_G7_W6_RESP_REF_RATE GENMASK(23, 12) +#define CCTLINFO_G7_W6_ULDL BIT(31) +#define CCTLINFO_G7_W6_ALL (BIT(31) | GENMASK(23, 0)) +#define CCTLINFO_G7_W7_NC GENMASK(2, 0) +#define CCTLINFO_G7_W7_NR GENMASK(5, 3) +#define CCTLINFO_G7_W7_NG GENMASK(7, 6) +#define CCTLINFO_G7_W7_CB GENMASK(9, 8) +#define CCTLINFO_G7_W7_CS GENMASK(11, 10) +#define CCTLINFO_G7_W7_CSI_STBC_EN BIT(13) +#define CCTLINFO_G7_W7_CSI_LDPC_EN BIT(14) +#define CCTLINFO_G7_W7_CSI_PARA_EN BIT(15) +#define CCTLINFO_G7_W7_CSI_FIX_RATE GENMASK(27, 16) +#define CCTLINFO_G7_W7_CSI_BW GENMASK(31, 29) +#define CCTLINFO_G7_W7_ALL (GENMASK(31, 29) | GENMASK(27, 13) | GENMASK(11, 0)) +#define CCTLINFO_G7_W8_ALL_ACK_SUPPORT BIT(0) +#define CCTLINFO_G7_W8_BSR_QUEUE_SIZE_FORMAT BIT(1) +#define CCTLINFO_G7_W8_BSR_OM_UPD_EN BIT(2) +#define CCTLINFO_G7_W8_MACID_FWD_IDC BIT(3) +#define CCTLINFO_G7_W8_AZ_SEC_EN BIT(4) +#define CCTLINFO_G7_W8_CSI_SEC_EN BIT(5) +#define CCTLINFO_G7_W8_FIX_UL_ADDRCAM_IDX BIT(6) +#define CCTLINFO_G7_W8_CTRL_CNT_VLD BIT(7) +#define CCTLINFO_G7_W8_CTRL_CNT GENMASK(11, 8) +#define CCTLINFO_G7_W8_RESP_SEC_TYPE GENMASK(15, 12) +#define CCTLINFO_G7_W8_ALL GENMASK(15, 0) +/* W9~13 are reserved */ +#define CCTLINFO_G7_W14_VO_CURR_RATE GENMASK(11, 0) +#define CCTLINFO_G7_W14_VI_CURR_RATE GENMASK(23, 12) +#define CCTLINFO_G7_W14_BE_CURR_RATE_L GENMASK(31, 24) +#define CCTLINFO_G7_W14_ALL GENMASK(31, 0) +#define CCTLINFO_G7_W15_BE_CURR_RATE_H GENMASK(3, 0) +#define CCTLINFO_G7_W15_BK_CURR_RATE GENMASK(15, 4) +#define CCTLINFO_G7_W15_MGNT_CURR_RATE GENMASK(27, 16) +#define CCTLINFO_G7_W15_ALL GENMASK(27, 0) + static inline void SET_DCTL_MACID_V1(void *table, u32 val) { le32p_replace_bits((__le32 *)(table) + 0, val, GENMASK(6, 0)); @@ -1500,105 +1734,98 @@ static inline void SET_DCTL_SEC_ENT6_V1(void *table, u32 val) GENMASK(31, 24)); } -static inline void SET_BCN_UPD_PORT(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(7, 0)); -} - -static inline void SET_BCN_UPD_MBSSID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(15, 8)); -} - -static inline void SET_BCN_UPD_BAND(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(23, 16)); -} - -static inline void SET_BCN_UPD_GRP_IE_OFST(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, (val - 24) | BIT(7), GENMASK(31, 24)); -} - -static inline void SET_BCN_UPD_MACID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 1, val, GENMASK(7, 0)); -} - -static inline void SET_BCN_UPD_SSN_SEL(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 1, val, GENMASK(9, 8)); -} - -static inline void SET_BCN_UPD_SSN_MODE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 1, val, GENMASK(11, 10)); -} - -static inline void SET_BCN_UPD_RATE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 1, val, GENMASK(20, 12)); -} - -static inline void SET_BCN_UPD_TXPWR(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 1, val, GENMASK(23, 21)); -} - -static inline void SET_BCN_UPD_TXINFO_CTRL_EN(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, BIT(0)); -} - -static inline void SET_BCN_UPD_NTX_PATH_EN(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(4, 1)); -} - -static inline void SET_BCN_UPD_PATH_MAP_A(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(6, 5)); -} - -static inline void SET_BCN_UPD_PATH_MAP_B(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(8, 7)); -} - -static inline void SET_BCN_UPD_PATH_MAP_C(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(10, 9)); -} - -static inline void SET_BCN_UPD_PATH_MAP_D(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(12, 11)); -} - -static inline void SET_BCN_UPD_PATH_ANTSEL_A(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, BIT(13)); -} - -static inline void SET_BCN_UPD_PATH_ANTSEL_B(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, BIT(14)); -} - -static inline void SET_BCN_UPD_PATH_ANTSEL_C(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, BIT(15)); -} +struct rtw89_h2c_bcn_upd { + __le32 w0; + __le32 w1; + __le32 w2; +} __packed; -static inline void SET_BCN_UPD_PATH_ANTSEL_D(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, BIT(16)); -} +#define RTW89_H2C_BCN_UPD_W0_PORT GENMASK(7, 0) +#define RTW89_H2C_BCN_UPD_W0_MBSSID GENMASK(15, 8) +#define RTW89_H2C_BCN_UPD_W0_BAND GENMASK(23, 16) +#define RTW89_H2C_BCN_UPD_W0_GRP_IE_OFST GENMASK(31, 24) +#define RTW89_H2C_BCN_UPD_W1_MACID GENMASK(7, 0) +#define RTW89_H2C_BCN_UPD_W1_SSN_SEL GENMASK(9, 8) +#define RTW89_H2C_BCN_UPD_W1_SSN_MODE GENMASK(11, 10) +#define RTW89_H2C_BCN_UPD_W1_RATE GENMASK(20, 12) +#define RTW89_H2C_BCN_UPD_W1_TXPWR GENMASK(23, 21) +#define RTW89_H2C_BCN_UPD_W2_TXINFO_CTRL_EN BIT(0) +#define RTW89_H2C_BCN_UPD_W2_NTX_PATH_EN GENMASK(4, 1) +#define RTW89_H2C_BCN_UPD_W2_PATH_MAP_A GENMASK(6, 5) +#define RTW89_H2C_BCN_UPD_W2_PATH_MAP_B GENMASK(8, 7) +#define RTW89_H2C_BCN_UPD_W2_PATH_MAP_C GENMASK(10, 9) +#define RTW89_H2C_BCN_UPD_W2_PATH_MAP_D GENMASK(12, 11) +#define RTW89_H2C_BCN_UPD_W2_PATH_ANTSEL_A BIT(13) +#define RTW89_H2C_BCN_UPD_W2_PATH_ANTSEL_B BIT(14) +#define RTW89_H2C_BCN_UPD_W2_PATH_ANTSEL_C BIT(15) +#define RTW89_H2C_BCN_UPD_W2_PATH_ANTSEL_D BIT(16) +#define RTW89_H2C_BCN_UPD_W2_CSA_OFST GENMASK(31, 17) + +struct rtw89_h2c_bcn_upd_be { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; + __le32 w7; + __le32 w8; + __le32 w9; + __le32 w10; + __le32 w11; + __le32 w12; + __le32 w13; + __le32 w14; + __le32 w15; + __le32 w16; + __le32 w17; + __le32 w18; + __le32 w19; + __le32 w20; + __le32 w21; + __le32 w22; + __le32 w23; + __le32 w24; + __le32 w25; + __le32 w26; + __le32 w27; + __le32 w28; + __le32 w29; +} __packed; -static inline void SET_BCN_UPD_CSA_OFST(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(31, 17)); -} +#define RTW89_H2C_BCN_UPD_BE_W0_PORT GENMASK(7, 0) +#define RTW89_H2C_BCN_UPD_BE_W0_MBSSID GENMASK(15, 8) +#define RTW89_H2C_BCN_UPD_BE_W0_BAND GENMASK(23, 16) +#define RTW89_H2C_BCN_UPD_BE_W0_GRP_IE_OFST GENMASK(31, 24) +#define RTW89_H2C_BCN_UPD_BE_W1_MACID GENMASK(7, 0) +#define RTW89_H2C_BCN_UPD_BE_W1_SSN_SEL GENMASK(9, 8) +#define RTW89_H2C_BCN_UPD_BE_W1_SSN_MODE GENMASK(11, 10) +#define RTW89_H2C_BCN_UPD_BE_W1_RATE GENMASK(20, 12) +#define RTW89_H2C_BCN_UPD_BE_W1_TXPWR GENMASK(23, 21) +#define RTW89_H2C_BCN_UPD_BE_W1_MACID_EXT GENMASK(31, 24) +#define RTW89_H2C_BCN_UPD_BE_W2_TXINFO_CTRL_EN BIT(0) +#define RTW89_H2C_BCN_UPD_BE_W2_NTX_PATH_EN GENMASK(4, 1) +#define RTW89_H2C_BCN_UPD_BE_W2_PATH_MAP_A GENMASK(6, 5) +#define RTW89_H2C_BCN_UPD_BE_W2_PATH_MAP_B GENMASK(8, 7) +#define RTW89_H2C_BCN_UPD_BE_W2_PATH_MAP_C GENMASK(10, 9) +#define RTW89_H2C_BCN_UPD_BE_W2_PATH_MAP_D GENMASK(12, 11) +#define RTW89_H2C_BCN_UPD_BE_W2_ANTSEL_A BIT(13) +#define RTW89_H2C_BCN_UPD_BE_W2_ANTSEL_B BIT(14) +#define RTW89_H2C_BCN_UPD_BE_W2_ANTSEL_C BIT(15) +#define RTW89_H2C_BCN_UPD_BE_W2_ANTSEL_D BIT(16) +#define RTW89_H2C_BCN_UPD_BE_W2_CSA_OFST GENMASK(31, 17) +#define RTW89_H2C_BCN_UPD_BE_W3_MLIE_CSA_OFST GENMASK(15, 0) +#define RTW89_H2C_BCN_UPD_BE_W3_CRITICAL_UPD_FLAG_OFST GENMASK(31, 16) +#define RTW89_H2C_BCN_UPD_BE_W4_VAP1_DTIM_CNT_OFST GENMASK(15, 0) +#define RTW89_H2C_BCN_UPD_BE_W4_VAP2_DTIM_CNT_OFST GENMASK(31, 16) +#define RTW89_H2C_BCN_UPD_BE_W5_VAP3_DTIM_CNT_OFST GENMASK(15, 0) +#define RTW89_H2C_BCN_UPD_BE_W5_VAP4_DTIM_CNT_OFST GENMASK(31, 16) +#define RTW89_H2C_BCN_UPD_BE_W6_VAP5_DTIM_CNT_OFST GENMASK(15, 0) +#define RTW89_H2C_BCN_UPD_BE_W6_VAP6_DTIM_CNT_OFST GENMASK(31, 16) +#define RTW89_H2C_BCN_UPD_BE_W7_VAP7_DTIM_CNT_OFST GENMASK(15, 0) +#define RTW89_H2C_BCN_UPD_BE_W7_ECSA_OFST GENMASK(30, 16) +#define RTW89_H2C_BCN_UPD_BE_W7_PROTECTION_KEY_ID BIT(31) static inline void SET_FWROLE_MAINTAIN_MACID(void *h2c, u32 val) { @@ -1620,70 +1847,46 @@ static inline void SET_FWROLE_MAINTAIN_WIFI_ROLE(void *h2c, u32 val) le32p_replace_bits((__le32 *)h2c, val, GENMASK(16, 13)); } -static inline void SET_JOININFO_MACID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(7, 0)); -} - -static inline void SET_JOININFO_OP(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, BIT(8)); -} - -static inline void SET_JOININFO_BAND(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, BIT(9)); -} - -static inline void SET_JOININFO_WMM(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(11, 10)); -} - -static inline void SET_JOININFO_TGR(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, BIT(12)); -} - -static inline void SET_JOININFO_ISHESTA(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, BIT(13)); -} - -static inline void SET_JOININFO_DLBW(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(15, 14)); -} - -static inline void SET_JOININFO_TF_MAC_PAD(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(17, 16)); -} - -static inline void SET_JOININFO_DL_T_PE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(20, 18)); -} - -static inline void SET_JOININFO_PORT_ID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(23, 21)); -} +enum rtw89_fw_sta_type { /* value of RTW89_H2C_JOININFO_W1_STA_TYPE */ + RTW89_FW_N_AC_STA = 0, + RTW89_FW_AX_STA = 1, + RTW89_FW_BE_STA = 2, +}; -static inline void SET_JOININFO_NET_TYPE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(25, 24)); -} +struct rtw89_h2c_join { + __le32 w0; +} __packed; -static inline void SET_JOININFO_WIFI_ROLE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(29, 26)); -} +struct rtw89_h2c_join_v1 { + __le32 w0; + __le32 w1; + __le32 w2; +} __packed; -static inline void SET_JOININFO_SELF_ROLE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(31, 30)); -} +#define RTW89_H2C_JOININFO_W0_MACID GENMASK(7, 0) +#define RTW89_H2C_JOININFO_W0_OP BIT(8) +#define RTW89_H2C_JOININFO_W0_BAND BIT(9) +#define RTW89_H2C_JOININFO_W0_WMM GENMASK(11, 10) +#define RTW89_H2C_JOININFO_W0_TGR BIT(12) +#define RTW89_H2C_JOININFO_W0_ISHESTA BIT(13) +#define RTW89_H2C_JOININFO_W0_DLBW GENMASK(15, 14) +#define RTW89_H2C_JOININFO_W0_TF_MAC_PAD GENMASK(17, 16) +#define RTW89_H2C_JOININFO_W0_DL_T_PE GENMASK(20, 18) +#define RTW89_H2C_JOININFO_W0_PORT_ID GENMASK(23, 21) +#define RTW89_H2C_JOININFO_W0_NET_TYPE GENMASK(25, 24) +#define RTW89_H2C_JOININFO_W0_WIFI_ROLE GENMASK(29, 26) +#define RTW89_H2C_JOININFO_W0_SELF_ROLE GENMASK(31, 30) +#define RTW89_H2C_JOININFO_W1_STA_TYPE GENMASK(2, 0) +#define RTW89_H2C_JOININFO_W1_IS_MLD BIT(3) +#define RTW89_H2C_JOININFO_W1_MAIN_MACID GENMASK(11, 4) +#define RTW89_H2C_JOININFO_W1_MLO_MODE BIT(12) +#define RTW89_H2C_JOININFO_W1_EMLSR_CAB BIT(13) +#define RTW89_H2C_JOININFO_W1_NSTR_EN BIT(14) +#define RTW89_H2C_JOININFO_W1_INIT_PWR_STATE BIT(15) +#define RTW89_H2C_JOININFO_W1_EMLSR_PADDING GENMASK(18, 16) +#define RTW89_H2C_JOININFO_W1_EMLSR_TRANS_DELAY GENMASK(21, 19) +#define RTW89_H2C_JOININFO_W2_MACID_EXT GENMASK(7, 0) +#define RTW89_H2C_JOININFO_W2_MAIN_MACID_EXT GENMASK(15, 8) struct rtw89_h2c_notify_dbcc { __le32 w0; @@ -1741,60 +1944,47 @@ static inline void SET_LOG_CFG_COMP_EXT(void *h2c, u32 val) le32p_replace_bits((__le32 *)(h2c) + 2, val, GENMASK(31, 0)); } -static inline void SET_BA_CAM_VALID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, BIT(0)); -} - -static inline void SET_BA_CAM_INIT_REQ(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, BIT(1)); -} - -static inline void SET_BA_CAM_ENTRY_IDX(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(3, 2)); -} - -static inline void SET_BA_CAM_TID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(7, 4)); -} - -static inline void SET_BA_CAM_MACID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(15, 8)); -} - -static inline void SET_BA_CAM_BMAP_SIZE(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(19, 16)); -} - -static inline void SET_BA_CAM_SSN(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c, val, GENMASK(31, 20)); -} - -static inline void SET_BA_CAM_UID(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c + 1, val, GENMASK(7, 0)); -} +struct rtw89_h2c_ba_cam { + __le32 w0; + __le32 w1; +} __packed; -static inline void SET_BA_CAM_STD_EN(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c + 1, val, BIT(8)); -} +#define RTW89_H2C_BA_CAM_W0_VALID BIT(0) +#define RTW89_H2C_BA_CAM_W0_INIT_REQ BIT(1) +#define RTW89_H2C_BA_CAM_W0_ENTRY_IDX GENMASK(3, 2) +#define RTW89_H2C_BA_CAM_W0_TID GENMASK(7, 4) +#define RTW89_H2C_BA_CAM_W0_MACID GENMASK(15, 8) +#define RTW89_H2C_BA_CAM_W0_BMAP_SIZE GENMASK(19, 16) +#define RTW89_H2C_BA_CAM_W0_SSN GENMASK(31, 20) +#define RTW89_H2C_BA_CAM_W1_UID GENMASK(7, 0) +#define RTW89_H2C_BA_CAM_W1_STD_EN BIT(8) +#define RTW89_H2C_BA_CAM_W1_BAND BIT(9) +#define RTW89_H2C_BA_CAM_W1_ENTRY_IDX_V1 GENMASK(31, 28) + +struct rtw89_h2c_ba_cam_v1 { + __le32 w0; + __le32 w1; +} __packed; -static inline void SET_BA_CAM_BAND(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c + 1, val, BIT(9)); -} +#define RTW89_H2C_BA_CAM_V1_W0_VALID BIT(0) +#define RTW89_H2C_BA_CAM_V1_W0_INIT_REQ BIT(1) +#define RTW89_H2C_BA_CAM_V1_W0_TID_MASK GENMASK(7, 4) +#define RTW89_H2C_BA_CAM_V1_W0_MACID_MASK GENMASK(15, 8) +#define RTW89_H2C_BA_CAM_V1_W0_BMAP_SIZE_MASK GENMASK(19, 16) +#define RTW89_H2C_BA_CAM_V1_W0_SSN_MASK GENMASK(31, 20) +#define RTW89_H2C_BA_CAM_V1_W1_UID_VALUE_MASK GENMASK(7, 0) +#define RTW89_H2C_BA_CAM_V1_W1_STD_ENTRY_EN BIT(8) +#define RTW89_H2C_BA_CAM_V1_W1_BAND_SEL BIT(9) +#define RTW89_H2C_BA_CAM_V1_W1_MLD_EN BIT(10) +#define RTW89_H2C_BA_CAM_V1_W1_ENTRY_IDX_MASK GENMASK(31, 24) + +struct rtw89_h2c_ba_cam_init { + __le32 w0; +} __packed; -static inline void SET_BA_CAM_ENTRY_IDX_V1(void *h2c, u32 val) -{ - le32p_replace_bits((__le32 *)h2c + 1, val, GENMASK(31, 28)); -} +#define RTW89_H2C_BA_CAM_INIT_USERS_MASK GENMASK(7, 0) +#define RTW89_H2C_BA_CAM_INIT_OFFSET_MASK GENMASK(19, 12) +#define RTW89_H2C_BA_CAM_INIT_BAND_SEL BIT(24) static inline void SET_LPS_PARM_MACID(void *h2c, u32 val) { @@ -1846,6 +2036,17 @@ static inline void SET_LPS_PARM_LASTRPWM(void *h2c, u32 val) le32p_replace_bits((__le32 *)(h2c) + 1, val, GENMASK(15, 8)); } +struct rtw89_h2c_lps_ch_info { + struct { + u8 pri_ch; + u8 central_ch; + u8 bw; + u8 band; + } __packed info[2]; + + __le32 mlo_dbcc_mode_lps; +} __packed; + static inline void RTW89_SET_FWCMD_CPU_EXCEPTION_TYPE(void *cmd, u32 val) { le32p_replace_bits((__le32 *)cmd, val, GENMASK(31, 0)); @@ -2128,9 +2329,15 @@ enum rtw89_btc_btf_set { SET_BT_IGNORE_WLAN_ACT, SET_BT_TX_PWR, SET_BT_LNA_CONSTRAIN, - SET_BT_GOLDEN_RX_RANGE, + SET_BT_QUERY_DEV_LIST, + SET_BT_QUERY_DEV_INFO, SET_BT_PSD_REPORT, SET_H2C_TEST, + SET_IOFLD_RF, + SET_IOFLD_BB, + SET_IOFLD_MAC, + SET_IOFLD_SCBD, + SET_H2C_MACRO, SET_MAX1, }; @@ -2144,6 +2351,10 @@ enum rtw89_btc_cxdrvinfo { CXDRVINFO_CTRL, CXDRVINFO_SCAN, CXDRVINFO_TRX, /* WL traffic to WL fw */ + CXDRVINFO_TXPWR, + CXDRVINFO_FDDT, + CXDRVINFO_MLO, + CXDRVINFO_OSI, CXDRVINFO_MAX, }; @@ -2170,7 +2381,19 @@ struct rtw89_h2c_cxhdr { u8 len; } __packed; +struct rtw89_h2c_cxhdr_v7 { + u8 type; + u8 ver; + u8 len; +} __packed; + +struct rtw89_h2c_cxctrl_v7 { + struct rtw89_h2c_cxhdr_v7 hdr; + struct rtw89_btc_ctrl_v7 ctrl; +} __packed; + #define H2C_LEN_CXDRVHDR sizeof(struct rtw89_h2c_cxhdr) +#define H2C_LEN_CXDRVHDR_V7 sizeof(struct rtw89_h2c_cxhdr_v7) struct rtw89_h2c_cxinit { struct rtw89_h2c_cxhdr hdr; @@ -2204,6 +2427,11 @@ struct rtw89_h2c_cxinit { #define RTW89_H2C_CXINIT_INFO_CX_OTHER BIT(3) #define RTW89_H2C_CXINIT_INFO_BT_ONLY BIT(4) +struct rtw89_h2c_cxinit_v7 { + struct rtw89_h2c_cxhdr_v7 hdr; + struct rtw89_btc_init_info_v7 init; +} __packed; + static inline void RTW89_SET_FWCMD_CXROLE_CONNECT_CNT(void *cmd, u8 val) { u8p_replace_bits((u8 *)(cmd) + 2, val, GENMASK(7, 0)); @@ -2569,135 +2797,91 @@ static inline void RTW89_SET_FWCMD_PACKET_OFLD_PKT_LENGTH(void *cmd, u32 val) le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(31, 16)); } -static inline void RTW89_SET_FWCMD_SCANOFLD_CH_NUM(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(7, 0)); -} - -static inline void RTW89_SET_FWCMD_SCANOFLD_CH_SIZE(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(15, 8)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PERIOD(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(7, 0)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_DWELL(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(15, 8)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_CENTER_CH(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(23, 16)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PRI_CH(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(31, 24)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_BW(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(2, 0)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_ACTION(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(7, 3)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_NUM_PKT(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(11, 8)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_TX(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(12)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PAUSE_DATA(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(13)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_BAND(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(15, 14)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT_ID(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(23, 16)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_DFS(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(24)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_TX_NULL(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(25)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_RANDOM(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(26)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_CFG_TX(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(27)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT0(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 8), val, GENMASK(7, 0)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT1(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 8), val, GENMASK(15, 8)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT2(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 8), val, GENMASK(23, 16)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT3(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 8), val, GENMASK(31, 24)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT4(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 12), val, GENMASK(7, 0)); -} - -static inline void RTW89_SET_FWCMD_CHINFO_PKT5(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 12), val, GENMASK(15, 8)); -} +struct rtw89_h2c_chinfo_elem { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; +} __packed; -static inline void RTW89_SET_FWCMD_CHINFO_PKT6(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 12), val, GENMASK(23, 16)); -} +#define RTW89_H2C_CHINFO_W0_PERIOD GENMASK(7, 0) +#define RTW89_H2C_CHINFO_W0_DWELL GENMASK(15, 8) +#define RTW89_H2C_CHINFO_W0_CENTER_CH GENMASK(23, 16) +#define RTW89_H2C_CHINFO_W0_PRI_CH GENMASK(31, 24) +#define RTW89_H2C_CHINFO_W1_BW GENMASK(2, 0) +#define RTW89_H2C_CHINFO_W1_ACTION GENMASK(7, 3) +#define RTW89_H2C_CHINFO_W1_NUM_PKT GENMASK(11, 8) +#define RTW89_H2C_CHINFO_W1_TX BIT(12) +#define RTW89_H2C_CHINFO_W1_PAUSE_DATA BIT(13) +#define RTW89_H2C_CHINFO_W1_BAND GENMASK(15, 14) +#define RTW89_H2C_CHINFO_W1_PKT_ID GENMASK(23, 16) +#define RTW89_H2C_CHINFO_W1_DFS BIT(24) +#define RTW89_H2C_CHINFO_W1_TX_NULL BIT(25) +#define RTW89_H2C_CHINFO_W1_RANDOM BIT(26) +#define RTW89_H2C_CHINFO_W1_CFG_TX BIT(27) +#define RTW89_H2C_CHINFO_W2_PKT0 GENMASK(7, 0) +#define RTW89_H2C_CHINFO_W2_PKT1 GENMASK(15, 8) +#define RTW89_H2C_CHINFO_W2_PKT2 GENMASK(23, 16) +#define RTW89_H2C_CHINFO_W2_PKT3 GENMASK(31, 24) +#define RTW89_H2C_CHINFO_W3_PKT4 GENMASK(7, 0) +#define RTW89_H2C_CHINFO_W3_PKT5 GENMASK(15, 8) +#define RTW89_H2C_CHINFO_W3_PKT6 GENMASK(23, 16) +#define RTW89_H2C_CHINFO_W3_PKT7 GENMASK(31, 24) +#define RTW89_H2C_CHINFO_W4_POWER_IDX GENMASK(15, 0) + +struct rtw89_h2c_chinfo_elem_be { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; +} __packed; -static inline void RTW89_SET_FWCMD_CHINFO_PKT7(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 12), val, GENMASK(31, 24)); -} +#define RTW89_H2C_CHINFO_BE_W0_PERIOD GENMASK(7, 0) +#define RTW89_H2C_CHINFO_BE_W0_DWELL GENMASK(15, 8) +#define RTW89_H2C_CHINFO_BE_W0_CENTER_CH GENMASK(23, 16) +#define RTW89_H2C_CHINFO_BE_W0_PRI_CH GENMASK(31, 24) +#define RTW89_H2C_CHINFO_BE_W1_BW GENMASK(2, 0) +#define RTW89_H2C_CHINFO_BE_W1_CH_BAND GENMASK(4, 3) +#define RTW89_H2C_CHINFO_BE_W1_DFS BIT(5) +#define RTW89_H2C_CHINFO_BE_W1_PAUSE_DATA BIT(6) +#define RTW89_H2C_CHINFO_BE_W1_TX_NULL BIT(7) +#define RTW89_H2C_CHINFO_BE_W1_RANDOM BIT(8) +#define RTW89_H2C_CHINFO_BE_W1_NOTIFY GENMASK(13, 9) +#define RTW89_H2C_CHINFO_BE_W1_PROBE BIT(14) +#define RTW89_H2C_CHINFO_BE_W1_EARLY_LEAVE_CRIT GENMASK(17, 15) +#define RTW89_H2C_CHINFO_BE_W1_CHKPT_TIMER GENMASK(31, 24) +#define RTW89_H2C_CHINFO_BE_W2_EARLY_LEAVE_TIME GENMASK(7, 0) +#define RTW89_H2C_CHINFO_BE_W2_EARLY_LEAVE_TH GENMASK(15, 8) +#define RTW89_H2C_CHINFO_BE_W2_TX_PKT_CTRL GENMASK(31, 16) +#define RTW89_H2C_CHINFO_BE_W3_PKT0 GENMASK(7, 0) +#define RTW89_H2C_CHINFO_BE_W3_PKT1 GENMASK(15, 8) +#define RTW89_H2C_CHINFO_BE_W3_PKT2 GENMASK(23, 16) +#define RTW89_H2C_CHINFO_BE_W3_PKT3 GENMASK(31, 24) +#define RTW89_H2C_CHINFO_BE_W4_PKT4 GENMASK(7, 0) +#define RTW89_H2C_CHINFO_BE_W4_PKT5 GENMASK(15, 8) +#define RTW89_H2C_CHINFO_BE_W4_PKT6 GENMASK(23, 16) +#define RTW89_H2C_CHINFO_BE_W4_PKT7 GENMASK(31, 24) +#define RTW89_H2C_CHINFO_BE_W5_SW_DEF GENMASK(7, 0) +#define RTW89_H2C_CHINFO_BE_W5_FW_PROBE0_SSIDS GENMASK(31, 16) +#define RTW89_H2C_CHINFO_BE_W6_FW_PROBE0_SHORTSSIDS GENMASK(15, 0) +#define RTW89_H2C_CHINFO_BE_W6_FW_PROBE0_BSSIDS GENMASK(31, 16) + +struct rtw89_h2c_chinfo { + u8 ch_num; + u8 elem_size; + u8 arg; + u8 rsvd0; + struct rtw89_h2c_chinfo_elem elem[] __counted_by(ch_num); +} __packed; -static inline void RTW89_SET_FWCMD_CHINFO_POWER_IDX(void *cmd, u32 val) -{ - le32p_replace_bits((__le32 *)((u8 *)(cmd) + 16), val, GENMASK(15, 0)); -} +#define RTW89_H2C_CHINFO_ARG_MAC_IDX_MASK BIT(0) +#define RTW89_H2C_CHINFO_ARG_APPEND_MASK BIT(1) struct rtw89_h2c_scanofld { __le32 w0; @@ -2726,6 +2910,79 @@ struct rtw89_h2c_scanofld { #define RTW89_H2C_SCANOFLD_W2_NORM_PD GENMASK(15, 0) #define RTW89_H2C_SCANOFLD_W2_SLOW_PD GENMASK(23, 16) +struct rtw89_h2c_scanofld_be_macc_role { + __le32 w0; +} __packed; + +#define RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_BAND GENMASK(1, 0) +#define RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_PORT GENMASK(4, 2) +#define RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_MACID GENMASK(23, 8) +#define RTW89_H2C_SCANOFLD_BE_MACC_ROLE_W0_OPCH_END GENMASK(31, 24) + +struct rtw89_h2c_scanofld_be_opch { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; +} __packed; + +#define RTW89_H2C_SCANOFLD_BE_OPCH_W0_MACID GENMASK(15, 0) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W0_BAND GENMASK(17, 16) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W0_PORT GENMASK(20, 18) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W0_POLICY GENMASK(22, 21) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W0_TXNULL BIT(23) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W0_POLICY_VAL GENMASK(31, 24) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W1_DURATION GENMASK(7, 0) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W1_CH_BAND GENMASK(9, 8) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W1_BW GENMASK(12, 10) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W1_NOTIFY GENMASK(14, 13) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W1_PRI_CH GENMASK(23, 16) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W1_CENTRAL_CH GENMASK(31, 24) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W2_PKTS_CTRL GENMASK(7, 0) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W2_SW_DEF GENMASK(15, 8) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W2_SS GENMASK(18, 16) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT0 GENMASK(7, 0) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT1 GENMASK(15, 8) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT2 GENMASK(23, 16) +#define RTW89_H2C_SCANOFLD_BE_OPCH_W3_PKT3 GENMASK(31, 24) + +struct rtw89_h2c_scanofld_be { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; + __le32 w7; + struct rtw89_h2c_scanofld_be_macc_role role[]; +} __packed; + +#define RTW89_H2C_SCANOFLD_BE_W0_OP GENMASK(1, 0) +#define RTW89_H2C_SCANOFLD_BE_W0_SCAN_MODE GENMASK(3, 2) +#define RTW89_H2C_SCANOFLD_BE_W0_REPEAT GENMASK(5, 4) +#define RTW89_H2C_SCANOFLD_BE_W0_NOTIFY_END BIT(6) +#define RTW89_H2C_SCANOFLD_BE_W0_LEARN_CH BIT(7) +#define RTW89_H2C_SCANOFLD_BE_W0_MACID GENMASK(23, 8) +#define RTW89_H2C_SCANOFLD_BE_W0_PORT GENMASK(26, 24) +#define RTW89_H2C_SCANOFLD_BE_W0_BAND GENMASK(28, 27) +#define RTW89_H2C_SCANOFLD_BE_W1_NUM_MACC_ROLE GENMASK(7, 0) +#define RTW89_H2C_SCANOFLD_BE_W1_NUM_OP GENMASK(15, 8) +#define RTW89_H2C_SCANOFLD_BE_W1_NORM_PD GENMASK(31, 16) +#define RTW89_H2C_SCANOFLD_BE_W2_SLOW_PD GENMASK(15, 0) +#define RTW89_H2C_SCANOFLD_BE_W2_NORM_CY GENMASK(23, 16) +#define RTW89_H2C_SCANOFLD_BE_W2_OPCH_END GENMASK(31, 24) +#define RTW89_H2C_SCANOFLD_BE_W3_NUM_SSID GENMASK(7, 0) +#define RTW89_H2C_SCANOFLD_BE_W3_NUM_SHORT_SSID GENMASK(15, 8) +#define RTW89_H2C_SCANOFLD_BE_W3_NUM_BSSID GENMASK(23, 16) +#define RTW89_H2C_SCANOFLD_BE_W3_PROBEID GENMASK(31, 24) +#define RTW89_H2C_SCANOFLD_BE_W4_PROBE_5G GENMASK(7, 0) +#define RTW89_H2C_SCANOFLD_BE_W4_PROBE_6G GENMASK(15, 8) +#define RTW89_H2C_SCANOFLD_BE_W4_DELAY_START GENMASK(31, 16) +#define RTW89_H2C_SCANOFLD_BE_W5_MLO_MODE GENMASK(31, 0) +#define RTW89_H2C_SCANOFLD_BE_W6_CHAN_PROHIB_LOW GENMASK(31, 0) +#define RTW89_H2C_SCANOFLD_BE_W7_CHAN_PROHIB_HIGH GENMASK(31, 0) + static inline void RTW89_SET_FWCMD_P2P_MACID(void *cmd, u32 val) { le32p_replace_bits((__le32 *)cmd, val, GENMASK(7, 0)); @@ -3160,6 +3417,225 @@ inline void RTW89_SET_FWCMD_MCC_SET_DURATION_DURATION_Y(void *cmd, u32 val) le32p_replace_bits((__le32 *)cmd + 4, val, GENMASK(31, 0)); } +enum rtw89_h2c_mrc_sch_types { + RTW89_H2C_MRC_SCH_BAND0_ONLY = 0, + RTW89_H2C_MRC_SCH_BAND1_ONLY = 1, + RTW89_H2C_MRC_SCH_DUAL_BAND = 2, +}; + +enum rtw89_h2c_mrc_role_types { + RTW89_H2C_MRC_ROLE_WIFI = 0, + RTW89_H2C_MRC_ROLE_BT = 1, + RTW89_H2C_MRC_ROLE_EMPTY = 2, +}; + +#define RTW89_MAC_MRC_MAX_ADD_SLOT_NUM 3 +#define RTW89_MAC_MRC_MAX_ADD_ROLE_NUM_PER_SLOT 1 /* before MLO */ + +struct rtw89_fw_mrc_add_slot_arg { + u16 duration; /* unit: TU */ + bool courtesy_en; + u8 courtesy_period; + u8 courtesy_target; /* slot idx */ + + unsigned int role_num; + struct { + enum rtw89_h2c_mrc_role_types role_type; + bool is_master; + bool en_tx_null; + enum rtw89_band band; + enum rtw89_bandwidth bw; + u8 macid; + u8 central_ch; + u8 primary_ch; + u8 null_early; /* unit: TU */ + + /* if MLD, for macid: [0, chip::support_mld_num) + * otherwise, for macid: [0, 32) + */ + u32 macid_main_bitmap; + /* for MLD, bit X maps to macid: X + chip::support_mld_num */ + u32 macid_paired_bitmap; + } roles[RTW89_MAC_MRC_MAX_ADD_ROLE_NUM_PER_SLOT]; +}; + +struct rtw89_fw_mrc_add_arg { + u8 sch_idx; + enum rtw89_h2c_mrc_sch_types sch_type; + bool btc_in_sch; + + unsigned int slot_num; + struct rtw89_fw_mrc_add_slot_arg slots[RTW89_MAC_MRC_MAX_ADD_SLOT_NUM]; +}; + +struct rtw89_h2c_mrc_add_role { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 macid_main_bitmap; + __le32 macid_paired_bitmap; +} __packed; + +#define RTW89_H2C_MRC_ADD_ROLE_W0_MACID GENMASK(15, 0) +#define RTW89_H2C_MRC_ADD_ROLE_W0_ROLE_TYPE GENMASK(23, 16) +#define RTW89_H2C_MRC_ADD_ROLE_W0_IS_MASTER BIT(24) +#define RTW89_H2C_MRC_ADD_ROLE_W0_IS_ALT_ROLE BIT(25) +#define RTW89_H2C_MRC_ADD_ROLE_W0_TX_NULL_EN BIT(26) +#define RTW89_H2C_MRC_ADD_ROLE_W0_ROLE_ALT_EN BIT(27) +#define RTW89_H2C_MRC_ADD_ROLE_W1_CENTRAL_CH_SEG GENMASK(7, 0) +#define RTW89_H2C_MRC_ADD_ROLE_W1_PRI_CH GENMASK(15, 8) +#define RTW89_H2C_MRC_ADD_ROLE_W1_BW GENMASK(19, 16) +#define RTW89_H2C_MRC_ADD_ROLE_W1_CH_BAND_TYPE GENMASK(21, 20) +#define RTW89_H2C_MRC_ADD_ROLE_W1_RFK_BY_PASS BIT(22) +#define RTW89_H2C_MRC_ADD_ROLE_W1_CAN_BTC BIT(23) +#define RTW89_H2C_MRC_ADD_ROLE_W1_NULL_EARLY GENMASK(31, 24) +#define RTW89_H2C_MRC_ADD_ROLE_W2_ALT_PERIOD GENMASK(7, 0) +#define RTW89_H2C_MRC_ADD_ROLE_W2_ALT_ROLE_TYPE GENMASK(15, 8) +#define RTW89_H2C_MRC_ADD_ROLE_W2_ALT_ROLE_MACID GENMASK(23, 16) + +struct rtw89_h2c_mrc_add_slot { + __le32 w0; + __le32 w1; + struct rtw89_h2c_mrc_add_role roles[]; +} __packed; + +#define RTW89_H2C_MRC_ADD_SLOT_W0_DURATION GENMASK(15, 0) +#define RTW89_H2C_MRC_ADD_SLOT_W0_COURTESY_EN BIT(17) +#define RTW89_H2C_MRC_ADD_SLOT_W0_ROLE_NUM GENMASK(31, 24) +#define RTW89_H2C_MRC_ADD_SLOT_W1_COURTESY_PERIOD GENMASK(7, 0) +#define RTW89_H2C_MRC_ADD_SLOT_W1_COURTESY_TARGET GENMASK(15, 8) + +struct rtw89_h2c_mrc_add { + __le32 w0; + /* Logically append flexible struct rtw89_h2c_mrc_add_slot, but there + * are other flexible array inside it. We cannot access them correctly + * through this struct. So, in case misusing, we don't really declare + * it here. + */ +} __packed; + +#define RTW89_H2C_MRC_ADD_W0_SCH_IDX GENMASK(3, 0) +#define RTW89_H2C_MRC_ADD_W0_SCH_TYPE GENMASK(7, 4) +#define RTW89_H2C_MRC_ADD_W0_SLOT_NUM GENMASK(15, 8) +#define RTW89_H2C_MRC_ADD_W0_BTC_IN_SCH BIT(16) + +enum rtw89_h2c_mrc_start_actions { + RTW89_H2C_MRC_START_ACTION_START_NEW = 0, + RTW89_H2C_MRC_START_ACTION_REPLACE_OLD = 1, +}; + +struct rtw89_fw_mrc_start_arg { + u8 sch_idx; + u8 old_sch_idx; + u64 start_tsf; + enum rtw89_h2c_mrc_start_actions action; +}; + +struct rtw89_h2c_mrc_start { + __le32 w0; + __le32 start_tsf_low; + __le32 start_tsf_high; +} __packed; + +#define RTW89_H2C_MRC_START_W0_SCH_IDX GENMASK(3, 0) +#define RTW89_H2C_MRC_START_W0_OLD_SCH_IDX GENMASK(7, 4) +#define RTW89_H2C_MRC_START_W0_ACTION GENMASK(15, 8) + +struct rtw89_h2c_mrc_del { + __le32 w0; +} __packed; + +#define RTW89_H2C_MRC_DEL_W0_SCH_IDX GENMASK(3, 0) +#define RTW89_H2C_MRC_DEL_W0_DEL_ALL BIT(4) +#define RTW89_H2C_MRC_DEL_W0_STOP_ONLY BIT(5) +#define RTW89_H2C_MRC_DEL_W0_SPECIFIC_ROLE_EN BIT(6) +#define RTW89_H2C_MRC_DEL_W0_STOP_SLOT_IDX GENMASK(15, 8) +#define RTW89_H2C_MRC_DEL_W0_SPECIFIC_ROLE_MACID GENMASK(31, 16) + +#define RTW89_MAC_MRC_MAX_REQ_TSF_NUM 2 + +struct rtw89_fw_mrc_req_tsf_arg { + unsigned int num; + struct { + u8 band; + u8 port; + } infos[RTW89_MAC_MRC_MAX_REQ_TSF_NUM]; +}; + +struct rtw89_h2c_mrc_req_tsf { + u8 req_tsf_num; + u8 infos[] __counted_by(req_tsf_num); +} __packed; + +#define RTW89_H2C_MRC_REQ_TSF_INFO_BAND GENMASK(3, 0) +#define RTW89_H2C_MRC_REQ_TSF_INFO_PORT GENMASK(7, 4) + +enum rtw89_h2c_mrc_upd_bitmap_actions { + RTW89_H2C_MRC_UPD_BITMAP_ACTION_DEL = 0, + RTW89_H2C_MRC_UPD_BITMAP_ACTION_ADD = 1, +}; + +struct rtw89_fw_mrc_upd_bitmap_arg { + u8 sch_idx; + u8 macid; + u8 client_macid; + enum rtw89_h2c_mrc_upd_bitmap_actions action; +}; + +struct rtw89_h2c_mrc_upd_bitmap { + __le32 w0; + __le32 w1; +} __packed; + +#define RTW89_H2C_MRC_UPD_BITMAP_W0_SCH_IDX GENMASK(3, 0) +#define RTW89_H2C_MRC_UPD_BITMAP_W0_ACTION BIT(4) +#define RTW89_H2C_MRC_UPD_BITMAP_W0_MACID GENMASK(31, 16) +#define RTW89_H2C_MRC_UPD_BITMAP_W1_CLIENT_MACID GENMASK(15, 0) + +struct rtw89_fw_mrc_sync_arg { + u8 offset; /* unit: TU */ + struct { + u8 band; + u8 port; + } src, dest; +}; + +struct rtw89_h2c_mrc_sync { + __le32 w0; + __le32 w1; +} __packed; + +#define RTW89_H2C_MRC_SYNC_W0_SYNC_EN BIT(0) +#define RTW89_H2C_MRC_SYNC_W0_SRC_PORT GENMASK(11, 8) +#define RTW89_H2C_MRC_SYNC_W0_SRC_BAND GENMASK(15, 12) +#define RTW89_H2C_MRC_SYNC_W0_DEST_PORT GENMASK(19, 16) +#define RTW89_H2C_MRC_SYNC_W0_DEST_BAND GENMASK(23, 20) +#define RTW89_H2C_MRC_SYNC_W1_OFFSET GENMASK(15, 0) + +struct rtw89_fw_mrc_upd_duration_arg { + u8 sch_idx; + u64 start_tsf; + + unsigned int slot_num; + struct { + u8 slot_idx; + u16 duration; /* unit: TU */ + } slots[RTW89_MAC_MRC_MAX_ADD_SLOT_NUM]; +}; + +struct rtw89_h2c_mrc_upd_duration { + __le32 w0; + __le32 start_tsf_low; + __le32 start_tsf_high; + __le32 slots[]; +} __packed; + +#define RTW89_H2C_MRC_UPD_DURATION_W0_SCH_IDX GENMASK(3, 0) +#define RTW89_H2C_MRC_UPD_DURATION_W0_SLOT_NUM GENMASK(15, 8) +#define RTW89_H2C_MRC_UPD_DURATION_W0_BTC_IN_SCH BIT(16) +#define RTW89_H2C_MRC_UPD_DURATION_SLOT_SLOT_IDX GENMASK(7, 0) +#define RTW89_H2C_MRC_UPD_DURATION_SLOT_DURATION GENMASK(31, 16) + #define RTW89_C2H_HEADER_LEN 8 struct rtw89_c2h_hdr { @@ -3275,20 +3751,29 @@ struct rtw89_c2h_ra_rpt { #define RTW89_GET_MAC_C2H_PKTOFLD_LEN(c2h) \ le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(31, 16)) -#define RTW89_GET_MAC_C2H_SCANOFLD_PRI_CH(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(7, 0)) -#define RTW89_GET_MAC_C2H_SCANOFLD_RSP(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(19, 16)) -#define RTW89_GET_MAC_C2H_SCANOFLD_STATUS(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(23, 20)) -#define RTW89_GET_MAC_C2H_ACTUAL_PERIOD(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(31, 24)) -#define RTW89_GET_MAC_C2H_SCANOFLD_TX_FAIL(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 5), GENMASK(3, 0)) -#define RTW89_GET_MAC_C2H_SCANOFLD_AIR_DENSITY(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 5), GENMASK(7, 4)) -#define RTW89_GET_MAC_C2H_SCANOFLD_BAND(c2h) \ - le32_get_bits(*((const __le32 *)(c2h) + 5), GENMASK(25, 24)) +struct rtw89_c2h_scanofld { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; + __le32 w7; +} __packed; + +#define RTW89_C2H_SCANOFLD_W2_PRI_CH GENMASK(7, 0) +#define RTW89_C2H_SCANOFLD_W2_RSN GENMASK(19, 16) +#define RTW89_C2H_SCANOFLD_W2_STATUS GENMASK(23, 20) +#define RTW89_C2H_SCANOFLD_W2_PERIOD GENMASK(31, 24) +#define RTW89_C2H_SCANOFLD_W5_TX_FAIL GENMASK(3, 0) +#define RTW89_C2H_SCANOFLD_W5_AIR_DENSITY GENMASK(7, 4) +#define RTW89_C2H_SCANOFLD_W5_BAND GENMASK(25, 24) +#define RTW89_C2H_SCANOFLD_W5_MAC_IDX BIT(26) +#define RTW89_C2H_SCANOFLD_W6_SW_DEF GENMASK(7, 0) +#define RTW89_C2H_SCANOFLD_W6_EXPECT_PERIOD GENMASK(15, 8) +#define RTW89_C2H_SCANOFLD_W6_FW_DEF GENMASK(23, 16) +#define RTW89_C2H_SCANOFLD_W7_REPORT_TSF GENMASK(31, 0) #define RTW89_GET_MAC_C2H_MCC_RCV_ACK_GROUP(c2h) \ le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(1, 0)) @@ -3339,6 +3824,36 @@ static_assert(sizeof(struct rtw89_mac_mcc_tsf_rpt) <= RTW89_COMPLETION_BUF_SIZE) #define RTW89_GET_MAC_C2H_MCC_STATUS_RPT_TSF_HIGH(c2h) \ le32_get_bits(*((const __le32 *)(c2h) + 4), GENMASK(31, 0)) +struct rtw89_mac_mrc_tsf_rpt { + unsigned int num; + u64 tsfs[RTW89_MAC_MRC_MAX_REQ_TSF_NUM]; +}; + +static_assert(sizeof(struct rtw89_mac_mrc_tsf_rpt) <= RTW89_COMPLETION_BUF_SIZE); + +struct rtw89_c2h_mrc_tsf_rpt_info { + __le32 tsf_low; + __le32 tsf_high; +} __packed; + +struct rtw89_c2h_mrc_tsf_rpt { + struct rtw89_c2h_hdr hdr; + __le32 w2; + struct rtw89_c2h_mrc_tsf_rpt_info infos[]; +} __packed; + +#define RTW89_C2H_MRC_TSF_RPT_W2_REQ_TSF_NUM GENMASK(7, 0) + +struct rtw89_c2h_mrc_status_rpt { + struct rtw89_c2h_hdr hdr; + __le32 w2; + __le32 tsf_low; + __le32 tsf_high; +} __packed; + +#define RTW89_C2H_MRC_STATUS_RPT_W2_STATUS GENMASK(5, 0) +#define RTW89_C2H_MRC_STATUS_RPT_W2_SCH_IDX GENMASK(7, 6) + struct rtw89_c2h_pkt_ofld_rsp { __le32 w0; __le32 w1; @@ -3647,6 +4162,9 @@ struct rtw89_fw_h2c_rf_reg_info { #define H2C_FUNC_MAC_BCN_UPD 0x5 #define H2C_FUNC_MAC_DCTLINFO_UD_V1 0x9 #define H2C_FUNC_MAC_CCTLINFO_UD_V1 0xa +#define H2C_FUNC_MAC_DCTLINFO_UD_V2 0xc +#define H2C_FUNC_MAC_BCN_UPD_BE 0xd +#define H2C_FUNC_MAC_CCTLINFO_UD_G7 0x11 /* CLASS 6 - Address CAM */ #define H2C_CL_MAC_ADDR_CAM_UPDATE 0x6 @@ -3672,6 +4190,8 @@ enum rtw89_fw_ofld_h2c_func { H2C_FUNC_CFG_BCNFLTR = 0x1e, H2C_FUNC_OFLD_RSSI = 0x1f, H2C_FUNC_OFLD_TP = 0x20, + H2C_FUNC_MAC_MACID_PAUSE_SLEEP = 0x28, + H2C_FUNC_SCANOFLD_BE = 0x2c, NUM_OF_RTW89_FW_OFLD_H2C_FUNC, }; @@ -3683,6 +4203,14 @@ enum rtw89_fw_ofld_h2c_func { RTW89_FW_OFLD_WAIT_COND(RTW89_PKT_OFLD_WAIT_TAG(pkt_id, pkt_op), \ H2C_FUNC_PACKET_OFLD) +#define RTW89_SCANOFLD_WAIT_COND_ADD_CH RTW89_FW_OFLD_WAIT_COND(0, H2C_FUNC_ADD_SCANOFLD_CH) + +#define RTW89_SCANOFLD_WAIT_COND_START RTW89_FW_OFLD_WAIT_COND(0, H2C_FUNC_SCANOFLD) +#define RTW89_SCANOFLD_WAIT_COND_STOP RTW89_FW_OFLD_WAIT_COND(1, H2C_FUNC_SCANOFLD) +#define RTW89_SCANOFLD_BE_WAIT_COND_START RTW89_FW_OFLD_WAIT_COND(0, H2C_FUNC_SCANOFLD_BE) +#define RTW89_SCANOFLD_BE_WAIT_COND_STOP RTW89_FW_OFLD_WAIT_COND(1, H2C_FUNC_SCANOFLD_BE) + + /* CLASS 10 - Security CAM */ #define H2C_CL_MAC_SEC_CAM 0xa #define H2C_FUNC_MAC_SEC_UPD 0x1 @@ -3690,6 +4218,8 @@ enum rtw89_fw_ofld_h2c_func { /* CLASS 12 - BA CAM */ #define H2C_CL_BA_CAM 0xc #define H2C_FUNC_MAC_BA_CAM 0x0 +#define H2C_FUNC_MAC_BA_CAM_V1 0x1 +#define H2C_FUNC_MAC_BA_CAM_INIT 0x2 /* CLASS 14 - MCC */ #define H2C_CL_MCC 0xe @@ -3710,15 +4240,50 @@ enum rtw89_mcc_h2c_func { #define RTW89_MCC_WAIT_COND(group, func) \ ((group) * NUM_OF_RTW89_MCC_H2C_FUNC + (func)) +/* CLASS 24 - MRC */ +#define H2C_CL_MRC 0x18 +enum rtw89_mrc_h2c_func { + H2C_FUNC_MRC_REQ_TSF = 0x0, + H2C_FUNC_ADD_MRC = 0x1, + H2C_FUNC_START_MRC = 0x2, + H2C_FUNC_DEL_MRC = 0x3, + H2C_FUNC_MRC_SYNC = 0x4, + H2C_FUNC_MRC_UPD_DURATION = 0x5, + H2C_FUNC_MRC_UPD_BITMAP = 0x6, + + NUM_OF_RTW89_MRC_H2C_FUNC, +}; + +/* can consider MRC's sch_idx as MCC's group */ +#define RTW89_MRC_WAIT_COND(sch_idx, func) \ + ((sch_idx) * NUM_OF_RTW89_MRC_H2C_FUNC + (func)) + +#define RTW89_MRC_WAIT_COND_REQ_TSF \ + RTW89_MRC_WAIT_COND(0 /* don't care */, H2C_FUNC_MRC_REQ_TSF) + #define H2C_CAT_OUTSRC 0x2 #define H2C_CL_OUTSRC_RA 0x1 #define H2C_FUNC_OUTSRC_RA_MACIDCFG 0x0 +#define H2C_CL_OUTSRC_DM 0x2 +#define H2C_FUNC_FW_LPS_CH_INFO 0xb + #define H2C_CL_OUTSRC_RF_REG_A 0x8 #define H2C_CL_OUTSRC_RF_REG_B 0x9 #define H2C_CL_OUTSRC_RF_FW_NOTIFY 0xa #define H2C_FUNC_OUTSRC_RF_GET_MCCCH 0x2 +#define H2C_CL_OUTSRC_RF_FW_RFK 0xb + +enum rtw89_rfk_offload_h2c_func { + H2C_FUNC_RFK_TSSI_OFFLOAD = 0x0, + H2C_FUNC_RFK_IQK_OFFLOAD = 0x1, + H2C_FUNC_RFK_DPK_OFFLOAD = 0x3, + H2C_FUNC_RFK_TXGAPK_OFFLOAD = 0x4, + H2C_FUNC_RFK_DACK_OFFLOAD = 0x5, + H2C_FUNC_RFK_RXDCK_OFFLOAD = 0x6, + H2C_FUNC_RFK_PRE_NOTIFY = 0x8, +}; struct rtw89_fw_h2c_rf_get_mccch { __le32 ch_0; @@ -3729,6 +4294,114 @@ struct rtw89_fw_h2c_rf_get_mccch { __le32 current_band_type; } __packed; +#define NUM_OF_RTW89_FW_RFK_PATH 2 +#define NUM_OF_RTW89_FW_RFK_TBL 3 + +struct rtw89_fw_h2c_rfk_pre_info { + struct { + __le32 ch[NUM_OF_RTW89_FW_RFK_PATH][NUM_OF_RTW89_FW_RFK_TBL]; + __le32 band[NUM_OF_RTW89_FW_RFK_PATH][NUM_OF_RTW89_FW_RFK_TBL]; + } __packed dbcc; + + __le32 mlo_mode; + struct { + __le32 cur_ch[NUM_OF_RTW89_FW_RFK_PATH]; + __le32 cur_band[NUM_OF_RTW89_FW_RFK_PATH]; + } __packed tbl; + + __le32 phy_idx; + __le32 cur_band; + __le32 cur_bw; + __le32 cur_center_ch; + + __le32 ktbl_sel0; + __le32 ktbl_sel1; + __le32 rfmod0; + __le32 rfmod1; + + __le32 mlo_1_1; + __le32 rfe_type; + __le32 drv_mode; + + struct { + __le32 ch[NUM_OF_RTW89_FW_RFK_PATH]; + __le32 band[NUM_OF_RTW89_FW_RFK_PATH]; + } __packed mlo; +} __packed; + +struct rtw89_h2c_rf_tssi { + __le16 len; + u8 phy; + u8 ch; + u8 bw; + u8 band; + u8 hwtx_en; + u8 cv; + s8 curr_tssi_cck_de[2]; + s8 curr_tssi_cck_de_20m[2]; + s8 curr_tssi_cck_de_40m[2]; + s8 curr_tssi_efuse_cck_de[2]; + s8 curr_tssi_ofdm_de[2]; + s8 curr_tssi_ofdm_de_20m[2]; + s8 curr_tssi_ofdm_de_40m[2]; + s8 curr_tssi_ofdm_de_80m[2]; + s8 curr_tssi_ofdm_de_160m[2]; + s8 curr_tssi_ofdm_de_320m[2]; + s8 curr_tssi_efuse_ofdm_de[2]; + s8 curr_tssi_ofdm_de_diff_20m[2]; + s8 curr_tssi_ofdm_de_diff_80m[2]; + s8 curr_tssi_ofdm_de_diff_160m[2]; + s8 curr_tssi_ofdm_de_diff_320m[2]; + s8 curr_tssi_trim_de[2]; + u8 pg_thermal[2]; + u8 ftable[2][128]; + u8 tssi_mode; +} __packed; + +struct rtw89_h2c_rf_iqk { + __le32 phy_idx; + __le32 dbcc; +} __packed; + +struct rtw89_h2c_rf_dpk { + u8 len; + u8 phy; + u8 dpk_enable; + u8 kpath; + u8 cur_band; + u8 cur_bw; + u8 cur_ch; + u8 dpk_dbg_en; +} __packed; + +struct rtw89_h2c_rf_txgapk { + u8 len; + u8 ktype; + u8 phy; + u8 kpath; + u8 band; + u8 bw; + u8 ch; + u8 cv; +} __packed; + +struct rtw89_h2c_rf_dack { + __le32 len; + __le32 phy; + __le32 type; +} __packed; + +struct rtw89_h2c_rf_rxdck { + u8 len; + u8 phy; + u8 is_afe; + u8 kpath; + u8 cur_band; + u8 cur_bw; + u8 cur_ch; + u8 rxdck_dbg_en; +} __packed; + enum rtw89_rf_log_type { RTW89_RF_RUN_LOG = 0, RTW89_RF_RPT_LOG = 1, @@ -3800,6 +4473,12 @@ struct rtw89_c2h_rf_txgapk_rpt_log { u8 rsv1; } __packed; +struct rtw89_c2h_rfk_report { + struct rtw89_c2h_hdr hdr; + u8 state; /* enum rtw89_rfk_report_state */ + u8 version; +} __packed; + #define RTW89_FW_RSVD_PLE_SIZE 0x800 #define RTW89_FW_BACKTRACE_INFO_SIZE 8 @@ -3830,21 +4509,39 @@ void rtw89_h2c_pkt_set_hdr(struct rtw89_dev *rtwdev, struct sk_buff *skb, u8 type, u8 cat, u8 class, u8 func, bool rack, bool dack, u32 len); int rtw89_fw_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev, - struct rtw89_vif *rtwvif); + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta); +int rtw89_fw_h2c_default_cmac_tbl_g7(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta); +int rtw89_fw_h2c_default_dmac_tbl_v2(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta); int rtw89_fw_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); +int rtw89_fw_h2c_assoc_cmac_tbl_g7(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +int rtw89_fw_h2c_ampdu_cmac_tbl_g7(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta); int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta); int rtw89_fw_h2c_txpath_cmac_tbl(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta); int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif); +int rtw89_fw_h2c_update_beacon_be(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif); int rtw89_fw_h2c_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *vif, struct rtw89_sta *rtwsta, const u8 *scan_mac_addr); int rtw89_fw_h2c_dctl_sec_cam_v1(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, struct rtw89_sta *rtwsta); +int rtw89_fw_h2c_dctl_sec_cam_v2(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta); void rtw89_fw_c2h_irqsafe(struct rtw89_dev *rtwdev, struct sk_buff *c2h); void rtw89_fw_c2h_work(struct work_struct *work); int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev, @@ -3866,25 +4563,41 @@ int rtw89_fw_h2c_rssi_offload(struct rtw89_dev *rtwdev, struct rtw89_rx_phy_ppdu *phy_ppdu); int rtw89_fw_h2c_tp_offload(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif); int rtw89_fw_h2c_ra(struct rtw89_dev *rtwdev, struct rtw89_ra_info *ra, bool csi); -int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev); -int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev); -int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev); -int rtw89_fw_h2c_cxdrv_role_v2(struct rtw89_dev *rtwdev); -int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev); -int rtw89_fw_h2c_cxdrv_trx(struct rtw89_dev *rtwdev); -int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev); +int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_init_v7(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_role_v2(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_ctrl_v7(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_trx(struct rtw89_dev *rtwdev, u8 type); +int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev, u8 type); int rtw89_fw_h2c_del_pkt_offload(struct rtw89_dev *rtwdev, u8 id); int rtw89_fw_h2c_add_pkt_offload(struct rtw89_dev *rtwdev, u8 *id, struct sk_buff *skb_ofld); -int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int len, +int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int ch_num, struct list_head *chan_list); +int rtw89_fw_h2c_scan_list_offload_be(struct rtw89_dev *rtwdev, int ch_num, + struct list_head *chan_list); int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev, struct rtw89_scan_option *opt, struct rtw89_vif *vif); +int rtw89_fw_h2c_scan_offload_be(struct rtw89_dev *rtwdev, + struct rtw89_scan_option *opt, + struct rtw89_vif *vif); int rtw89_fw_h2c_rf_reg(struct rtw89_dev *rtwdev, struct rtw89_fw_h2c_rf_reg_info *info, u16 len, u8 page); int rtw89_fw_h2c_rf_ntfy_mcc(struct rtw89_dev *rtwdev); +int rtw89_fw_h2c_rf_pre_ntfy(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx); +int rtw89_fw_h2c_rf_tssi(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, + enum rtw89_tssi_mode tssi_mode); +int rtw89_fw_h2c_rf_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); +int rtw89_fw_h2c_rf_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); +int rtw89_fw_h2c_rf_txgapk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); +int rtw89_fw_h2c_rf_dack(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); +int rtw89_fw_h2c_rf_rxdck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev, u8 h2c_class, u8 h2c_func, u8 *buf, u16 len, bool rack, bool dack); @@ -3898,10 +4611,16 @@ void rtw89_fw_release_general_pkt_list_vif(struct rtw89_dev *rtwdev, void rtw89_fw_release_general_pkt_list(struct rtw89_dev *rtwdev, bool notify_fw); int rtw89_fw_h2c_ba_cam(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, bool valid, struct ieee80211_ampdu_params *params); +int rtw89_fw_h2c_ba_cam_v1(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, + bool valid, struct ieee80211_ampdu_params *params); void rtw89_fw_h2c_init_dynamic_ba_cam_v0_ext(struct rtw89_dev *rtwdev); +int rtw89_fw_h2c_init_ba_cam_users(struct rtw89_dev *rtwdev, u8 users, + u8 offset, u8 mac_idx); int rtw89_fw_h2c_lps_parm(struct rtw89_dev *rtwdev, struct rtw89_lps_parm *lps_param); +int rtw89_fw_h2c_lps_ch_info(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif); struct sk_buff *rtw89_fw_h2c_alloc_skb_with_hdr(struct rtw89_dev *rtwdev, u32 len); struct sk_buff *rtw89_fw_h2c_alloc_skb_no_hdr(struct rtw89_dev *rtwdev, u32 len); int rtw89_fw_msg_reg(struct rtw89_dev *rtwdev, @@ -3916,6 +4635,10 @@ void rtw89_hw_scan_complete(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, int rtw89_hw_scan_offload(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, bool enable); void rtw89_hw_scan_abort(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif); +int rtw89_hw_scan_add_chan_list(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool connected); +int rtw89_hw_scan_add_chan_list_be(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool connected); int rtw89_fw_h2c_trigger_cpu_exception(struct rtw89_dev *rtwdev); int rtw89_fw_h2c_pkt_drop(struct rtw89_dev *rtwdev, const struct rtw89_pkt_drop_params *params); @@ -3956,6 +4679,20 @@ int rtw89_fw_h2c_mcc_sync(struct rtw89_dev *rtwdev, u8 group, u8 source, u8 target, u8 offset); int rtw89_fw_h2c_mcc_set_duration(struct rtw89_dev *rtwdev, const struct rtw89_fw_mcc_duration *p); +int rtw89_fw_h2c_mrc_add(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_add_arg *arg); +int rtw89_fw_h2c_mrc_start(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_start_arg *arg); +int rtw89_fw_h2c_mrc_del(struct rtw89_dev *rtwdev, u8 sch_idx); +int rtw89_fw_h2c_mrc_req_tsf(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_req_tsf_arg *arg, + struct rtw89_mac_mrc_tsf_rpt *rpt); +int rtw89_fw_h2c_mrc_upd_bitmap(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_upd_bitmap_arg *arg); +int rtw89_fw_h2c_mrc_sync(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_sync_arg *arg); +int rtw89_fw_h2c_mrc_upd_duration(struct rtw89_dev *rtwdev, + const struct rtw89_fw_mrc_upd_duration_arg *arg); static inline void rtw89_fw_h2c_init_ba_cam(struct rtw89_dev *rtwdev) { @@ -3965,6 +4702,65 @@ static inline void rtw89_fw_h2c_init_ba_cam(struct rtw89_dev *rtwdev) rtw89_fw_h2c_init_dynamic_ba_cam_v0_ext(rtwdev); } +static inline int rtw89_chip_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + return chip->ops->h2c_default_cmac_tbl(rtwdev, rtwvif, rtwsta); +} + +static inline int rtw89_chip_h2c_default_dmac_tbl(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + if (chip->ops->h2c_default_dmac_tbl) + return chip->ops->h2c_default_dmac_tbl(rtwdev, rtwvif, rtwsta); + + return 0; +} + +static inline int rtw89_chip_h2c_update_beacon(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + return chip->ops->h2c_update_beacon(rtwdev, rtwvif); +} + +static inline int rtw89_chip_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + return chip->ops->h2c_assoc_cmac_tbl(rtwdev, vif, sta); +} + +static inline int rtw89_chip_h2c_ampdu_cmac_tbl(struct rtw89_dev *rtwdev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + if (chip->ops->h2c_ampdu_cmac_tbl) + return chip->ops->h2c_ampdu_cmac_tbl(rtwdev, vif, sta); + + return 0; +} + +static inline +int rtw89_chip_h2c_ba_cam(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, + bool valid, struct ieee80211_ampdu_params *params) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + + return chip->ops->h2c_ba_cam(rtwdev, rtwsta, valid, params); +} + /* must consider compatibility; don't insert new in the mid */ struct rtw89_fw_txpwr_byrate_entry { u8 band; diff --git a/drivers/net/wireless/realtek/rtw89/mac.c b/drivers/net/wireless/realtek/rtw89/mac.c index c485ef2cc3d3..aa5b396b5d2b 100644 --- a/drivers/net/wireless/realtek/rtw89/mac.c +++ b/drivers/net/wireless/realtek/rtw89/mac.c @@ -1625,7 +1625,7 @@ const struct rtw89_mac_size_set rtw89_mac_size = { .wde_size19 = {RTW89_WDE_PG_64, 3328, 0,}, /* PCIE */ .ple_size0 = {RTW89_PLE_PG_128, 1520, 16,}, - .ple_size0_v1 = {RTW89_PLE_PG_128, 2672, 256, 212992,}, + .ple_size0_v1 = {RTW89_PLE_PG_128, 2688, 240, 212992,}, .ple_size3_v1 = {RTW89_PLE_PG_128, 2928, 0, 212992,}, /* DLFW */ .ple_size4 = {RTW89_PLE_PG_128, 64, 1472,}, @@ -1650,8 +1650,8 @@ const struct rtw89_mac_size_set rtw89_mac_size = { .wde_qt17 = {0, 0, 0, 0,}, /* 8852C PCIE SCC */ .wde_qt18 = {3228, 60, 0, 40,}, - .ple_qt0 = {320, 0, 32, 16, 13, 13, 292, 0, 32, 18, 1, 4, 0,}, - .ple_qt1 = {320, 0, 32, 16, 1944, 1944, 2223, 0, 1963, 1949, 1, 1935, 0,}, + .ple_qt0 = {320, 320, 32, 16, 13, 13, 292, 292, 64, 18, 1, 4, 0,}, + .ple_qt1 = {320, 320, 32, 16, 1316, 1316, 1595, 1595, 1367, 1321, 1, 1307, 0,}, /* PCIE SCC */ .ple_qt4 = {264, 0, 16, 20, 26, 13, 356, 0, 32, 40, 8,}, /* PCIE SCC */ @@ -1677,7 +1677,7 @@ const struct rtw89_mac_size_set rtw89_mac_size = { .ple_qt_52b_wow = {147, 0, 16, 20, 157, 13, 133, 0, 172, 14, 24, 0,}, /* 8851B PCIE WOW */ .ple_qt_51b_wow = {147, 0, 16, 20, 157, 13, 133, 0, 172, 14, 24, 0,}, - .ple_rsvd_qt0 = {2, 112, 56, 6, 6, 6, 6, 0, 0, 62,}, + .ple_rsvd_qt0 = {2, 107, 107, 6, 6, 6, 6, 0, 0, 0,}, .ple_rsvd_qt1 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0,}, .rsvd0_size0 = {212992, 0,}, .rsvd1_size0 = {587776, 2048,}, @@ -2025,6 +2025,9 @@ void rtw89_mac_hw_mgnt_sec(struct rtw89_dev *rtwdev, bool enable) { u32 msk32 = B_AX_UC_MGNT_DEC | B_AX_BMC_MGNT_DEC; + if (rtwdev->chip->chip_gen != RTW89_CHIP_AX) + return; + if (enable) rtw89_write32_set(rtwdev, R_AX_SEC_ENG_CTRL, msk32); else @@ -2537,6 +2540,9 @@ static int spatial_reuse_init_ax(struct rtw89_dev *rtwdev, u8 mac_idx) reg = rtw89_mac_reg_by_idx(rtwdev, R_AX_RX_SR_CTRL, mac_idx); rtw89_write8_clr(rtwdev, reg, B_AX_SR_EN); + reg = rtw89_mac_reg_by_idx(rtwdev, R_AX_BSSID_SRC_CTRL, mac_idx); + rtw89_write8_set(rtwdev, reg, B_AX_PLCP_SRC_EN); + return 0; } @@ -3192,13 +3198,11 @@ static int set_cpuio_ax(struct rtw89_dev *rtwdev, return 0; } -int rtw89_mac_dle_quota_change(struct rtw89_dev *rtwdev, enum rtw89_qta_mode mode) +int rtw89_mac_dle_quota_change(struct rtw89_dev *rtwdev, enum rtw89_qta_mode mode, + bool band1_en) { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; const struct rtw89_dle_mem *cfg; - struct rtw89_cpuio_ctrl ctrl_para = {0}; - u16 pkt_id; - int ret; cfg = get_dle_mem_cfg(rtwdev, mode); if (!cfg) { @@ -3213,6 +3217,16 @@ int rtw89_mac_dle_quota_change(struct rtw89_dev *rtwdev, enum rtw89_qta_mode mod dle_quota_cfg(rtwdev, cfg, INVALID_QT_WCPU); + return mac->dle_quota_change(rtwdev, band1_en); +} + +static int dle_quota_change_ax(struct rtw89_dev *rtwdev, bool band1_en) +{ + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; + struct rtw89_cpuio_ctrl ctrl_para = {0}; + u16 pkt_id; + int ret; + ret = mac->dle_buf_req(rtwdev, 0x20, true, &pkt_id); if (ret) { rtw89_err(rtwdev, "[ERR]WDE DLE buf req\n"); @@ -3301,7 +3315,7 @@ static int band1_enable_ax(struct rtw89_dev *rtwdev) return ret; } - ret = rtw89_mac_dle_quota_change(rtwdev, rtwdev->mac.qta_mode); + ret = rtw89_mac_dle_quota_change(rtwdev, rtwdev->mac.qta_mode, true); if (ret) { rtw89_err(rtwdev, "[ERR]DLE quota change %d\n", ret); return ret; @@ -3676,6 +3690,28 @@ static int trx_init_ax(struct rtw89_dev *rtwdev) return 0; } +static int rtw89_mac_feat_init(struct rtw89_dev *rtwdev) +{ +#define BACAM_1024BMP_OCC_ENTRY 4 +#define BACAM_MAX_RU_SUPPORT_B0_STA 1 +#define BACAM_MAX_RU_SUPPORT_B1_STA 1 + const struct rtw89_chip_info *chip = rtwdev->chip; + u8 users, offset; + + if (chip->bacam_ver != RTW89_BACAM_V1) + return 0; + + offset = 0; + users = BACAM_MAX_RU_SUPPORT_B0_STA; + rtw89_fw_h2c_init_ba_cam_users(rtwdev, users, offset, RTW89_MAC_0); + + offset += users * BACAM_1024BMP_OCC_ENTRY; + users = BACAM_MAX_RU_SUPPORT_B1_STA; + rtw89_fw_h2c_init_ba_cam_users(rtwdev, users, offset, RTW89_MAC_1); + + return 0; +} + static void rtw89_disable_fw_watchdog(struct rtw89_dev *rtwdev) { enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; @@ -3910,6 +3946,10 @@ int rtw89_mac_init(struct rtw89_dev *rtwdev) if (ret) goto fail; + ret = rtw89_mac_feat_init(rtwdev); + if (ret) + goto fail; + if (rtwdev->hci.ops->mac_post_init) { ret = rtwdev->hci.ops->mac_post_init(rtwdev); if (ret) @@ -4000,6 +4040,9 @@ static const struct rtw89_port_reg rtw89_port_base_ax = { .mbssid = R_AX_MBSSID_CTRL, .mbssid_drop = R_AX_MBSSID_DROP_0, .tsf_sync = R_AX_PORT0_TSF_SYNC, + .ptcl_dbg = R_AX_PTCL_DBG, + .ptcl_dbg_info = R_AX_PTCL_DBG_INFO, + .bcn_drop_all = R_AX_BCN_DROP_ALL0, .hiq_win = {R_AX_P0MB_HGQ_WINDOW_CFG_0, R_AX_PORT_HGQ_WINDOW_CFG, R_AX_PORT_HGQ_WINDOW_CFG + 1, R_AX_PORT_HGQ_WINDOW_CFG + 2, R_AX_PORT_HGQ_WINDOW_CFG + 3}, @@ -4008,13 +4051,15 @@ static const struct rtw89_port_reg rtw89_port_base_ax = { static void rtw89_mac_check_packet_ctrl(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, u8 type) { + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; + const struct rtw89_port_reg *p = mac->port_base; u8 mask = B_AX_PTCL_DBG_INFO_MASK_BY_PORT(rtwvif->port); u32 reg_info, reg_ctrl; u32 val; int ret; - reg_info = rtw89_mac_reg_by_idx(rtwdev, R_AX_PTCL_DBG_INFO, rtwvif->mac_idx); - reg_ctrl = rtw89_mac_reg_by_idx(rtwdev, R_AX_PTCL_DBG, rtwvif->mac_idx); + reg_info = rtw89_mac_reg_by_idx(rtwdev, p->ptcl_dbg_info, rtwvif->mac_idx); + reg_ctrl = rtw89_mac_reg_by_idx(rtwdev, p->ptcl_dbg, rtwvif->mac_idx); rtw89_write32_mask(rtwdev, reg_ctrl, B_AX_PTCL_DBG_SEL_MASK, type); rtw89_write32_set(rtwdev, reg_ctrl, B_AX_PTCL_DBG_EN); @@ -4031,7 +4076,7 @@ static void rtw89_mac_bcn_drop(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvi const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; const struct rtw89_port_reg *p = mac->port_base; - rtw89_write32_set(rtwdev, R_AX_BCN_DROP_ALL0, BIT(rtwvif->port)); + rtw89_write32_set(rtwdev, p->bcn_drop_all, BIT(rtwvif->port)); rtw89_write32_port_mask(rtwdev, rtwvif, p->tbtt_prohib, B_AX_TBTT_SETUP_MASK, 1); rtw89_write32_port_mask(rtwdev, rtwvif, p->bcn_area, B_AX_BCN_MSK_AREA_MASK, 0); rtw89_write32_port_mask(rtwdev, rtwvif, p->tbtt_prohib, B_AX_TBTT_HOLD_MASK, 0); @@ -4044,9 +4089,9 @@ static void rtw89_mac_bcn_drop(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvi if (rtwvif->port == RTW89_PORT_0) rtw89_mac_check_packet_ctrl(rtwdev, rtwvif, AX_PTCL_DBG_BCNQ_NUM1); - rtw89_write32_clr(rtwdev, R_AX_BCN_DROP_ALL0, BIT(rtwvif->port)); + rtw89_write32_clr(rtwdev, p->bcn_drop_all, BIT(rtwvif->port)); rtw89_write32_port_clr(rtwdev, rtwvif, p->port_cfg, B_AX_TBTT_PROHIB_EN); - fsleep(2); + fsleep(2000); } #define BCN_INTERVAL 100 @@ -4159,13 +4204,11 @@ static void rtw89_mac_port_cfg_rx_sw(struct rtw89_dev *rtwdev, rtw89_write32_port_clr(rtwdev, rtwvif, p->port_cfg, bit); } -static void rtw89_mac_port_cfg_rx_sync(struct rtw89_dev *rtwdev, - struct rtw89_vif *rtwvif) +void rtw89_mac_port_cfg_rx_sync(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool en) { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; const struct rtw89_port_reg *p = mac->port_base; - bool en = rtwvif->net_type == RTW89_NET_TYPE_INFRA || - rtwvif->net_type == RTW89_NET_TYPE_AD_HOC; if (en) rtw89_write32_port_set(rtwdev, rtwvif, p->port_cfg, B_AX_TSF_UDT_EN); @@ -4173,6 +4216,15 @@ static void rtw89_mac_port_cfg_rx_sync(struct rtw89_dev *rtwdev, rtw89_write32_port_clr(rtwdev, rtwvif, p->port_cfg, B_AX_TSF_UDT_EN); } +static void rtw89_mac_port_cfg_rx_sync_by_nettype(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif) +{ + bool en = rtwvif->net_type == RTW89_NET_TYPE_INFRA || + rtwvif->net_type == RTW89_NET_TYPE_AD_HOC; + + rtw89_mac_port_cfg_rx_sync(rtwdev, rtwvif, en); +} + static void rtw89_mac_port_cfg_tx_sw(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, bool en) { @@ -4471,7 +4523,11 @@ int rtw89_mac_vif_init(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) if (ret) return ret; - ret = rtw89_fw_h2c_default_cmac_tbl(rtwdev, rtwvif); + ret = rtw89_chip_h2c_default_cmac_tbl(rtwdev, rtwvif, NULL); + if (ret) + return ret; + + ret = rtw89_chip_h2c_default_dmac_tbl(rtwdev, rtwvif, NULL); if (ret) return ret; @@ -4508,7 +4564,7 @@ int rtw89_mac_port_update(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) rtw89_mac_port_cfg_net_type(rtwdev, rtwvif); rtw89_mac_port_cfg_bcn_prct(rtwdev, rtwvif); rtw89_mac_port_cfg_rx_sw(rtwdev, rtwvif); - rtw89_mac_port_cfg_rx_sync(rtwdev, rtwvif); + rtw89_mac_port_cfg_rx_sync_by_nettype(rtwdev, rtwvif); rtw89_mac_port_cfg_tx_sw_by_nettype(rtwdev, rtwvif); rtw89_mac_port_cfg_bcn_intv(rtwdev, rtwvif); rtw89_mac_port_cfg_hiq_win(rtwdev, rtwvif); @@ -4571,6 +4627,7 @@ void rtw89_mac_set_he_obss_narrow_bw_ru(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif) { struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; struct ieee80211_hw *hw = rtwdev->hw; bool tolerated = true; u32 reg; @@ -4578,18 +4635,19 @@ void rtw89_mac_set_he_obss_narrow_bw_ru(struct rtw89_dev *rtwdev, if (!vif->bss_conf.he_support || vif->type != NL80211_IFTYPE_STATION) return; - if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) + if (!(vif->bss_conf.chanreq.oper.chan->flags & IEEE80211_CHAN_RADAR)) return; - cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, + cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chanreq.oper, rtw89_mac_check_he_obss_narrow_bw_ru_iter, &tolerated); - reg = rtw89_mac_reg_by_idx(rtwdev, R_AX_RXTRIG_TEST_USER_2, rtwvif->mac_idx); + reg = rtw89_mac_reg_by_idx(rtwdev, mac->narrow_bw_ru_dis.addr, + rtwvif->mac_idx); if (tolerated) - rtw89_write32_clr(rtwdev, reg, B_AX_RXTRIG_RU26_DIS); + rtw89_write32_clr(rtwdev, reg, mac->narrow_bw_ru_dis.mask); else - rtw89_write32_set(rtwdev, reg, B_AX_RXTRIG_RU26_DIS); + rtw89_write32_set(rtwdev, reg, mac->narrow_bw_ru_dis.mask); } void rtw89_mac_stop_ap(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) @@ -4641,35 +4699,52 @@ static bool rtw89_is_op_chan(struct rtw89_dev *rtwdev, u8 band, u8 channel) } static void -rtw89_mac_c2h_scanofld_rsp(struct rtw89_dev *rtwdev, struct sk_buff *c2h, +rtw89_mac_c2h_scanofld_rsp(struct rtw89_dev *rtwdev, struct sk_buff *skb, u32 len) { + const struct rtw89_c2h_scanofld *c2h = + (const struct rtw89_c2h_scanofld *)skb->data; struct ieee80211_vif *vif = rtwdev->scan_info.scanning_vif; struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif); struct rtw89_chan new; - u8 reason, status, tx_fail, band, actual_period; - u32 last_chan = rtwdev->scan_info.last_chan_idx; + u8 reason, status, tx_fail, band, actual_period, expect_period; + u32 last_chan = rtwdev->scan_info.last_chan_idx, report_tsf; + u8 mac_idx, sw_def, fw_def; u16 chan; int ret; if (!rtwvif) return; - tx_fail = RTW89_GET_MAC_C2H_SCANOFLD_TX_FAIL(c2h->data); - status = RTW89_GET_MAC_C2H_SCANOFLD_STATUS(c2h->data); - chan = RTW89_GET_MAC_C2H_SCANOFLD_PRI_CH(c2h->data); - reason = RTW89_GET_MAC_C2H_SCANOFLD_RSP(c2h->data); - band = RTW89_GET_MAC_C2H_SCANOFLD_BAND(c2h->data); - actual_period = RTW89_GET_MAC_C2H_ACTUAL_PERIOD(c2h->data); + tx_fail = le32_get_bits(c2h->w5, RTW89_C2H_SCANOFLD_W5_TX_FAIL); + status = le32_get_bits(c2h->w2, RTW89_C2H_SCANOFLD_W2_STATUS); + chan = le32_get_bits(c2h->w2, RTW89_C2H_SCANOFLD_W2_PRI_CH); + reason = le32_get_bits(c2h->w2, RTW89_C2H_SCANOFLD_W2_RSN); + band = le32_get_bits(c2h->w5, RTW89_C2H_SCANOFLD_W5_BAND); + actual_period = le32_get_bits(c2h->w2, RTW89_C2H_SCANOFLD_W2_PERIOD); + mac_idx = le32_get_bits(c2h->w5, RTW89_C2H_SCANOFLD_W5_MAC_IDX); + if (!(rtwdev->chip->support_bands & BIT(NL80211_BAND_6GHZ))) band = chan > 14 ? RTW89_BAND_5G : RTW89_BAND_2G; rtw89_debug(rtwdev, RTW89_DBG_HW_SCAN, - "band: %d, chan: %d, reason: %d, status: %d, tx_fail: %d, actual: %d\n", - band, chan, reason, status, tx_fail, actual_period); + "mac_idx[%d] band: %d, chan: %d, reason: %d, status: %d, tx_fail: %d, actual: %d\n", + mac_idx, band, chan, reason, status, tx_fail, actual_period); + + if (rtwdev->chip->chip_gen == RTW89_CHIP_BE) { + sw_def = le32_get_bits(c2h->w6, RTW89_C2H_SCANOFLD_W6_SW_DEF); + expect_period = le32_get_bits(c2h->w6, RTW89_C2H_SCANOFLD_W6_EXPECT_PERIOD); + fw_def = le32_get_bits(c2h->w6, RTW89_C2H_SCANOFLD_W6_FW_DEF); + report_tsf = le32_get_bits(c2h->w7, RTW89_C2H_SCANOFLD_W7_REPORT_TSF); + + rtw89_debug(rtwdev, RTW89_DBG_HW_SCAN, + "sw_def: %d, fw_def: %d, tsf: %x, expect: %d\n", + sw_def, fw_def, report_tsf, expect_period); + } switch (reason) { + case RTW89_SCAN_LEAVE_OP_NOTIFY: case RTW89_SCAN_LEAVE_CH_NOTIFY: if (rtw89_is_op_chan(rtwdev, band, chan)) { rtw89_mac_enable_beacon_for_ap_vifs(rtwdev, false); @@ -4685,9 +4760,10 @@ rtw89_mac_c2h_scanofld_rsp(struct rtw89_dev *rtwdev, struct sk_buff *c2h, rtw89_warn(rtwdev, "HW scan failed: %d\n", ret); } } else { - rtw89_hw_scan_complete(rtwdev, vif, false); + rtw89_hw_scan_complete(rtwdev, vif, rtwdev->scan_info.abort); } break; + case RTW89_SCAN_ENTER_OP_NOTIFY: case RTW89_SCAN_ENTER_CH_NOTIFY: if (rtw89_is_op_chan(rtwdev, band, chan)) { rtw89_assign_entity_chan(rtwdev, rtwvif->sub_entity_idx, @@ -4807,8 +4883,13 @@ rtw89_mac_c2h_done_ack(struct rtw89_dev *rtwdev, struct sk_buff *skb_c2h, u32 le default: return; case H2C_FUNC_ADD_SCANOFLD_CH: + cond = RTW89_SCANOFLD_WAIT_COND_ADD_CH; + break; case H2C_FUNC_SCANOFLD: - cond = RTW89_FW_OFLD_WAIT_COND(0, h2c_func); + cond = RTW89_SCANOFLD_WAIT_COND_START; + break; + case H2C_FUNC_SCANOFLD_BE: + cond = RTW89_SCANOFLD_BE_WAIT_COND_START; break; } @@ -5021,6 +5102,84 @@ rtw89_mac_c2h_mcc_status_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 rtw89_complete_cond(&rtwdev->mcc.wait, cond, &data); } +static void +rtw89_mac_c2h_mrc_tsf_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) +{ + struct rtw89_wait_info *wait = &rtwdev->mcc.wait; + const struct rtw89_c2h_mrc_tsf_rpt *c2h_rpt; + struct rtw89_completion_data data = {}; + struct rtw89_mac_mrc_tsf_rpt *rpt; + unsigned int i; + + c2h_rpt = (const struct rtw89_c2h_mrc_tsf_rpt *)c2h->data; + rpt = (struct rtw89_mac_mrc_tsf_rpt *)data.buf; + rpt->num = min_t(u8, RTW89_MAC_MRC_MAX_REQ_TSF_NUM, + le32_get_bits(c2h_rpt->w2, + RTW89_C2H_MRC_TSF_RPT_W2_REQ_TSF_NUM)); + + for (i = 0; i < rpt->num; i++) { + u32 tsf_high = le32_to_cpu(c2h_rpt->infos[i].tsf_high); + u32 tsf_low = le32_to_cpu(c2h_rpt->infos[i].tsf_low); + + rpt->tsfs[i] = (u64)tsf_high << 32 | tsf_low; + + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC C2H TSF RPT: index %u> %llu\n", + i, rpt->tsfs[i]); + } + + rtw89_complete_cond(wait, RTW89_MRC_WAIT_COND_REQ_TSF, &data); +} + +static void +rtw89_mac_c2h_mrc_status_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) +{ + struct rtw89_wait_info *wait = &rtwdev->mcc.wait; + const struct rtw89_c2h_mrc_status_rpt *c2h_rpt; + struct rtw89_completion_data data = {}; + enum rtw89_mac_mrc_status status; + unsigned int cond; + bool next = false; + u32 tsf_high; + u32 tsf_low; + u8 sch_idx; + u8 func; + + c2h_rpt = (const struct rtw89_c2h_mrc_status_rpt *)c2h->data; + sch_idx = le32_get_bits(c2h_rpt->w2, RTW89_C2H_MRC_STATUS_RPT_W2_SCH_IDX); + status = le32_get_bits(c2h_rpt->w2, RTW89_C2H_MRC_STATUS_RPT_W2_STATUS); + tsf_high = le32_to_cpu(c2h_rpt->tsf_high); + tsf_low = le32_to_cpu(c2h_rpt->tsf_low); + + switch (status) { + case RTW89_MAC_MRC_START_SCH_OK: + func = H2C_FUNC_START_MRC; + break; + case RTW89_MAC_MRC_STOP_SCH_OK: + /* H2C_FUNC_DEL_MRC without STOP_ONLY, so wait for DEL_SCH_OK */ + func = H2C_FUNC_DEL_MRC; + next = true; + break; + case RTW89_MAC_MRC_DEL_SCH_OK: + func = H2C_FUNC_DEL_MRC; + break; + default: + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "invalid MRC C2H STS RPT: status %d\n", status); + return; + } + + rtw89_debug(rtwdev, RTW89_DBG_CHAN, + "MRC C2H STS RPT: sch_idx %d, status %d, tsf %llu\n", + sch_idx, status, (u64)tsf_high << 32 | tsf_low); + + if (next) + return; + + cond = RTW89_MRC_WAIT_COND(sch_idx, func); + rtw89_complete_cond(wait, cond, &data); +} + static void (* const rtw89_mac_c2h_ofld_handler[])(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) = { @@ -5052,7 +5211,39 @@ void (* const rtw89_mac_c2h_mcc_handler[])(struct rtw89_dev *rtwdev, [RTW89_MAC_C2H_FUNC_MCC_STATUS_RPT] = rtw89_mac_c2h_mcc_status_rpt, }; -bool rtw89_mac_c2h_chk_atomic(struct rtw89_dev *rtwdev, u8 class, u8 func) +static +void (* const rtw89_mac_c2h_mrc_handler[])(struct rtw89_dev *rtwdev, + struct sk_buff *c2h, u32 len) = { + [RTW89_MAC_C2H_FUNC_MRC_TSF_RPT] = rtw89_mac_c2h_mrc_tsf_rpt, + [RTW89_MAC_C2H_FUNC_MRC_STATUS_RPT] = rtw89_mac_c2h_mrc_status_rpt, +}; + +static void rtw89_mac_c2h_scanofld_rsp_atomic(struct rtw89_dev *rtwdev, + struct sk_buff *skb) +{ + const struct rtw89_c2h_scanofld *c2h = + (const struct rtw89_c2h_scanofld *)skb->data; + struct rtw89_wait_info *fw_ofld_wait = &rtwdev->mac.fw_ofld_wait; + struct rtw89_completion_data data = {}; + unsigned int cond; + u8 status, reason; + + status = le32_get_bits(c2h->w2, RTW89_C2H_SCANOFLD_W2_STATUS); + reason = le32_get_bits(c2h->w2, RTW89_C2H_SCANOFLD_W2_RSN); + data.err = status != RTW89_SCAN_STATUS_SUCCESS; + + if (reason == RTW89_SCAN_END_SCAN_NOTIFY) { + if (rtwdev->chip->chip_gen == RTW89_CHIP_BE) + cond = RTW89_SCANOFLD_BE_WAIT_COND_STOP; + else + cond = RTW89_SCANOFLD_WAIT_COND_STOP; + + rtw89_complete_cond(fw_ofld_wait, cond, &data); + } +} + +bool rtw89_mac_c2h_chk_atomic(struct rtw89_dev *rtwdev, struct sk_buff *c2h, + u8 class, u8 func) { switch (class) { default: @@ -5069,11 +5260,16 @@ bool rtw89_mac_c2h_chk_atomic(struct rtw89_dev *rtwdev, u8 class, u8 func) switch (func) { default: return false; + case RTW89_MAC_C2H_FUNC_SCANOFLD_RSP: + rtw89_mac_c2h_scanofld_rsp_atomic(rtwdev, c2h); + return false; case RTW89_MAC_C2H_FUNC_PKT_OFLD_RSP: return true; } case RTW89_MAC_C2H_CLASS_MCC: return true; + case RTW89_MAC_C2H_CLASS_MRC: + return true; } } @@ -5096,6 +5292,10 @@ void rtw89_mac_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb, if (func < NUM_OF_RTW89_MAC_C2H_FUNC_MCC) handler = rtw89_mac_c2h_mcc_handler[func]; break; + case RTW89_MAC_C2H_CLASS_MRC: + if (func < NUM_OF_RTW89_MAC_C2H_FUNC_MRC) + handler = rtw89_mac_c2h_mrc_handler[func]; + break; case RTW89_MAC_C2H_CLASS_FWDBG: return; default: @@ -5115,8 +5315,7 @@ bool rtw89_mac_get_txpwr_cr_ax(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u32 reg_base, u32 *cr) { - const struct rtw89_dle_mem *dle_mem = rtwdev->chip->dle_mem; - enum rtw89_qta_mode mode = dle_mem->mode; + enum rtw89_qta_mode mode = rtwdev->mac.qta_mode; u32 addr = rtw89_mac_reg_by_idx(rtwdev, reg_base, phy_idx); if (addr < R_AX_PWR_RATE_CTRL || addr > CMAC1_END_ADDR_AX) { @@ -5143,7 +5342,8 @@ error: return false; } -int rtw89_mac_cfg_ppdu_status(struct rtw89_dev *rtwdev, u8 mac_idx, bool enable) +static +int rtw89_mac_cfg_ppdu_status_ax(struct rtw89_dev *rtwdev, u8 mac_idx, bool enable) { u32 reg = rtw89_mac_reg_by_idx(rtwdev, R_AX_PPDU_STAT, mac_idx); int ret; @@ -5166,7 +5366,6 @@ int rtw89_mac_cfg_ppdu_status(struct rtw89_dev *rtwdev, u8 mac_idx, bool enable) return 0; } -EXPORT_SYMBOL(rtw89_mac_cfg_ppdu_status); void rtw89_mac_update_rts_threshold(struct rtw89_dev *rtwdev, u8 mac_idx) { @@ -5419,7 +5618,8 @@ int rtw89_mac_cfg_gnt_v1(struct rtw89_dev *rtwdev, } EXPORT_SYMBOL(rtw89_mac_cfg_gnt_v1); -int rtw89_mac_cfg_plt(struct rtw89_dev *rtwdev, struct rtw89_mac_ax_plt *plt) +static +int rtw89_mac_cfg_plt_ax(struct rtw89_dev *rtwdev, struct rtw89_mac_ax_plt *plt) { u32 reg; u16 val; @@ -5515,7 +5715,7 @@ bool rtw89_mac_get_ctrl_path(struct rtw89_dev *rtwdev) return !!val; } -u16 rtw89_mac_get_plt_cnt(struct rtw89_dev *rtwdev, u8 band) +static u16 rtw89_mac_get_plt_cnt_ax(struct rtw89_dev *rtwdev, u8 band) { u32 reg; u16 cnt; @@ -6069,6 +6269,41 @@ int rtw89_mac_ptk_drop_by_band_and_wait(struct rtw89_dev *rtwdev, return ret; } +static int rtw89_wow_config_mac_ax(struct rtw89_dev *rtwdev, bool enable_wow) +{ + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; + int ret; + + if (enable_wow) { + ret = rtw89_mac_resize_ple_rx_quota(rtwdev, true); + if (ret) { + rtw89_err(rtwdev, "[ERR]patch rx qta %d\n", ret); + return ret; + } + + rtw89_write32_set(rtwdev, R_AX_RX_FUNCTION_STOP, B_AX_HDR_RX_STOP); + rtw89_write32_clr(rtwdev, mac->rx_fltr, B_AX_SNIFFER_MODE); + rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, false); + rtw89_write32(rtwdev, R_AX_ACTION_FWD0, 0); + rtw89_write32(rtwdev, R_AX_ACTION_FWD1, 0); + rtw89_write32(rtwdev, R_AX_TF_FWD, 0); + rtw89_write32(rtwdev, R_AX_HW_RPT_FWD, 0); + } else { + ret = rtw89_mac_resize_ple_rx_quota(rtwdev, false); + if (ret) { + rtw89_err(rtwdev, "[ERR]patch rx qta %d\n", ret); + return ret; + } + + rtw89_write32_clr(rtwdev, R_AX_RX_FUNCTION_STOP, B_AX_HDR_RX_STOP); + rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, true); + rtw89_write32(rtwdev, R_AX_ACTION_FWD0, TRXCFG_MPDU_PROC_ACT_FRWD); + rtw89_write32(rtwdev, R_AX_TF_FWD, TRXCFG_MPDU_PROC_TF_FRWD); + } + + return 0; +} + static u8 rtw89_fw_get_rdy_ax(struct rtw89_dev *rtwdev, enum rtw89_fwdl_check_type type) { u8 val = rtw89_read8(rtwdev, R_AX_WCPU_FW_CTRL); @@ -6096,6 +6331,7 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_ax = { .rx_fltr = R_AX_RX_FLTR_OPT, .port_base = &rtw89_port_base_ax, .agg_len_ht = R_AX_AGG_LEN_HT_0, + .ps_status = R_AX_PPWRBIT_SETTING, .muedca_ctrl = { .addr = R_AX_MUEDCA_EN, @@ -6106,6 +6342,11 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_ax = { .mask = B_AX_BFMEE_HT_NDPA_EN | B_AX_BFMEE_VHT_NDPA_EN | B_AX_BFMEE_HE_NDPA_EN, }, + .narrow_bw_ru_dis = { + .addr = R_AX_RXTRIG_TEST_USER_2, + .mask = B_AX_RXTRIG_RU26_DIS, + }, + .wow_ctrl = {.addr = R_AX_WOW_CTRL, .mask = B_AX_WOW_WOWEN,}, .check_mac_en = rtw89_mac_check_mac_en_ax, .sys_init = sys_init_ax, @@ -6117,6 +6358,7 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_ax = { .bf_assoc = rtw89_mac_bf_assoc_ax, .typ_fltr_opt = rtw89_mac_typ_fltr_opt_ax, + .cfg_ppdu_status = rtw89_mac_cfg_ppdu_status_ax, .dle_mix_cfg = dle_mix_cfg_ax, .chk_dle_rdy = chk_dle_rdy_ax, @@ -6128,6 +6370,7 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_ax = { .wde_quota_cfg = wde_quota_cfg_ax, .ple_quota_cfg = ple_quota_cfg_ax, .set_cpuio = set_cpuio_ax, + .dle_quota_change = dle_quota_change_ax, .disable_cpu = rtw89_mac_disable_cpu_ax, .fwdl_enable_wcpu = rtw89_mac_enable_cpu_ax, @@ -6137,6 +6380,9 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_ax = { .parse_phycap_map = rtw89_parse_phycap_map_ax, .cnv_efuse_state = rtw89_cnv_efuse_state_ax, + .cfg_plt = rtw89_mac_cfg_plt_ax, + .get_plt_cnt = rtw89_mac_get_plt_cnt_ax, + .get_txpwr_cr = rtw89_mac_get_txpwr_cr_ax, .write_xtal_si = rtw89_mac_write_xtal_si_ax, @@ -6146,5 +6392,10 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_ax = { .dump_err_status = rtw89_mac_dump_err_status_ax, .is_txq_empty = mac_is_txq_empty_ax, + + .add_chan_list = rtw89_hw_scan_add_chan_list, + .scan_offload = rtw89_fw_h2c_scan_offload, + + .wow_config_mac = rtw89_wow_config_mac_ax, }; EXPORT_SYMBOL(rtw89_mac_gen_ax); diff --git a/drivers/net/wireless/realtek/rtw89/mac.h b/drivers/net/wireless/realtek/rtw89/mac.h index ed98b49809a4..6fb457153a11 100644 --- a/drivers/net/wireless/realtek/rtw89/mac.h +++ b/drivers/net/wireless/realtek/rtw89/mac.h @@ -169,6 +169,12 @@ enum rtw89_mac_ax_l0_to_l1_event { MAC_AX_L0_TO_L1_EVENT_MAX = 15, }; +enum rtw89_mac_wow_fw_status { + WOWLAN_NOT_READY = 0x00, + WOWLAN_SLEEP_READY = 0x01, + WOWLAN_RESUME_READY = 0x02, +}; + #define RTW89_PORT_OFFSET_TU_TO_32US(shift_tu) ((shift_tu) * 1024 / 32) enum rtw89_mac_dbg_port_sel { @@ -406,13 +412,21 @@ enum rtw89_mac_c2h_mcc_func { NUM_OF_RTW89_MAC_C2H_FUNC_MCC, }; +enum rtw89_mac_c2h_mrc_func { + RTW89_MAC_C2H_FUNC_MRC_TSF_RPT = 0, + RTW89_MAC_C2H_FUNC_MRC_STATUS_RPT = 1, + + NUM_OF_RTW89_MAC_C2H_FUNC_MRC, +}; + enum rtw89_mac_c2h_class { - RTW89_MAC_C2H_CLASS_INFO, - RTW89_MAC_C2H_CLASS_OFLD, - RTW89_MAC_C2H_CLASS_TWT, - RTW89_MAC_C2H_CLASS_WOW, - RTW89_MAC_C2H_CLASS_MCC, - RTW89_MAC_C2H_CLASS_FWDBG, + RTW89_MAC_C2H_CLASS_INFO = 0x0, + RTW89_MAC_C2H_CLASS_OFLD = 0x1, + RTW89_MAC_C2H_CLASS_TWT = 0x2, + RTW89_MAC_C2H_CLASS_WOW = 0x3, + RTW89_MAC_C2H_CLASS_MCC = 0x4, + RTW89_MAC_C2H_CLASS_FWDBG = 0x5, + RTW89_MAC_C2H_CLASS_MRC = 0xe, RTW89_MAC_C2H_CLASS_MAX, }; @@ -441,6 +455,12 @@ enum rtw89_mac_mcc_status { RTW89_MAC_MCC_TXNULL1_FAIL = 27, }; +enum rtw89_mac_mrc_status { + RTW89_MAC_MRC_START_SCH_OK = 0, + RTW89_MAC_MRC_STOP_SCH_OK = 1, + RTW89_MAC_MRC_DEL_SCH_OK = 2, +}; + struct rtw89_mac_ax_coex { #define RTW89_MAC_AX_COEX_RTK_MODE 0 #define RTW89_MAC_AX_COEX_CSR_MODE 1 @@ -894,9 +914,12 @@ struct rtw89_mac_gen_def { u32 rx_fltr; const struct rtw89_port_reg *port_base; u32 agg_len_ht; + u32 ps_status; struct rtw89_reg_def muedca_ctrl; struct rtw89_reg_def bfee_ctrl; + struct rtw89_reg_def narrow_bw_ru_dis; + struct rtw89_reg_def wow_ctrl; int (*check_mac_en)(struct rtw89_dev *rtwdev, u8 band, enum rtw89_mac_hwmod_sel sel); @@ -913,6 +936,7 @@ struct rtw89_mac_gen_def { enum rtw89_machdr_frame_type type, enum rtw89_mac_fwd_target fwd_target, u8 mac_idx); + int (*cfg_ppdu_status)(struct rtw89_dev *rtwdev, u8 mac_idx, bool enable); int (*dle_mix_cfg)(struct rtw89_dev *rtwdev, const struct rtw89_dle_mem *cfg); int (*chk_dle_rdy)(struct rtw89_dev *rtwdev, bool wde_or_ple); @@ -930,6 +954,7 @@ struct rtw89_mac_gen_def { const struct rtw89_ple_quota *max_cfg); int (*set_cpuio)(struct rtw89_dev *rtwdev, struct rtw89_cpuio_ctrl *ctrl_para, bool wd); + int (*dle_quota_change)(struct rtw89_dev *rtwdev, bool band1_en); void (*disable_cpu)(struct rtw89_dev *rtwdev); int (*fwdl_enable_wcpu)(struct rtw89_dev *rtwdev, u8 boot_reason, @@ -940,6 +965,9 @@ struct rtw89_mac_gen_def { int (*parse_phycap_map)(struct rtw89_dev *rtwdev); int (*cnv_efuse_state)(struct rtw89_dev *rtwdev, bool idle); + int (*cfg_plt)(struct rtw89_dev *rtwdev, struct rtw89_mac_ax_plt *plt); + u16 (*get_plt_cnt)(struct rtw89_dev *rtwdev, u8 band); + bool (*get_txpwr_cr)(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u32 reg_base, u32 *cr); @@ -952,6 +980,14 @@ struct rtw89_mac_gen_def { enum mac_ax_err_info err); bool (*is_txq_empty)(struct rtw89_dev *rtwdev); + + int (*add_chan_list)(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool connected); + int (*scan_offload)(struct rtw89_dev *rtwdev, + struct rtw89_scan_option *option, + struct rtw89_vif *rtwvif); + + int (*wow_config_mac)(struct rtw89_dev *rtwdev, bool enable_wow); }; extern const struct rtw89_mac_gen_def rtw89_mac_gen_ax; @@ -1086,6 +1122,8 @@ void rtw89_mac_port_tsf_sync(struct rtw89_dev *rtwdev, u16 offset_tu); int rtw89_mac_port_get_tsf(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, u64 *tsf); +void rtw89_mac_port_cfg_rx_sync(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, bool en); void rtw89_mac_set_he_obss_narrow_bw_ru(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif); void rtw89_mac_stop_ap(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif); @@ -1127,7 +1165,8 @@ static inline int rtw89_chip_reset_bb_rf(struct rtw89_dev *rtwdev) u32 rtw89_mac_get_err_status(struct rtw89_dev *rtwdev); int rtw89_mac_set_err_status(struct rtw89_dev *rtwdev, u32 err); -bool rtw89_mac_c2h_chk_atomic(struct rtw89_dev *rtwdev, u8 class, u8 func); +bool rtw89_mac_c2h_chk_atomic(struct rtw89_dev *rtwdev, struct sk_buff *c2h, + u8 class, u8 func); void rtw89_mac_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb, u32 len, u8 class, u8 func); int rtw89_mac_setup_phycap(struct rtw89_dev *rtwdev); @@ -1135,9 +1174,20 @@ int rtw89_mac_stop_sch_tx(struct rtw89_dev *rtwdev, u8 mac_idx, u32 *tx_en, enum rtw89_sch_tx_sel sel); int rtw89_mac_stop_sch_tx_v1(struct rtw89_dev *rtwdev, u8 mac_idx, u32 *tx_en, enum rtw89_sch_tx_sel sel); +int rtw89_mac_stop_sch_tx_v2(struct rtw89_dev *rtwdev, u8 mac_idx, + u32 *tx_en, enum rtw89_sch_tx_sel sel); int rtw89_mac_resume_sch_tx(struct rtw89_dev *rtwdev, u8 mac_idx, u32 tx_en); int rtw89_mac_resume_sch_tx_v1(struct rtw89_dev *rtwdev, u8 mac_idx, u32 tx_en); -int rtw89_mac_cfg_ppdu_status(struct rtw89_dev *rtwdev, u8 mac_ids, bool enable); +int rtw89_mac_resume_sch_tx_v2(struct rtw89_dev *rtwdev, u8 mac_idx, u32 tx_en); + +static inline +int rtw89_mac_cfg_ppdu_status(struct rtw89_dev *rtwdev, u8 mac_idx, bool enable) +{ + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; + + return mac->cfg_ppdu_status(rtwdev, mac_idx, enable); +} + void rtw89_mac_update_rts_threshold(struct rtw89_dev *rtwdev, u8 mac_idx); void rtw89_mac_flush_txq(struct rtw89_dev *rtwdev, u32 queues, bool drop); int rtw89_mac_coex_init(struct rtw89_dev *rtwdev, const struct rtw89_mac_ax_coex *coex); @@ -1147,13 +1197,31 @@ int rtw89_mac_cfg_gnt(struct rtw89_dev *rtwdev, const struct rtw89_mac_ax_coex_gnt *gnt_cfg); int rtw89_mac_cfg_gnt_v1(struct rtw89_dev *rtwdev, const struct rtw89_mac_ax_coex_gnt *gnt_cfg); -int rtw89_mac_cfg_plt(struct rtw89_dev *rtwdev, struct rtw89_mac_ax_plt *plt); -u16 rtw89_mac_get_plt_cnt(struct rtw89_dev *rtwdev, u8 band); +int rtw89_mac_cfg_gnt_v2(struct rtw89_dev *rtwdev, + const struct rtw89_mac_ax_coex_gnt *gnt_cfg); + +static inline +int rtw89_mac_cfg_plt(struct rtw89_dev *rtwdev, struct rtw89_mac_ax_plt *plt) +{ + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; + + return mac->cfg_plt(rtwdev, plt); +} + +static inline +u16 rtw89_mac_get_plt_cnt(struct rtw89_dev *rtwdev, u8 band) +{ + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; + + return mac->get_plt_cnt(rtwdev, band); +} + void rtw89_mac_cfg_sb(struct rtw89_dev *rtwdev, u32 val); u32 rtw89_mac_get_sb(struct rtw89_dev *rtwdev); bool rtw89_mac_get_ctrl_path(struct rtw89_dev *rtwdev); int rtw89_mac_cfg_ctrl_path(struct rtw89_dev *rtwdev, bool wl); int rtw89_mac_cfg_ctrl_path_v1(struct rtw89_dev *rtwdev, bool wl); +int rtw89_mac_cfg_ctrl_path_v2(struct rtw89_dev *rtwdev, bool wl); void rtw89_mac_power_mode_change(struct rtw89_dev *rtwdev, bool enter); void rtw89_mac_notify_wake(struct rtw89_dev *rtwdev); @@ -1306,6 +1374,7 @@ enum rtw89_mac_xtal_si_offset { #define XTAL_SI_BIG_PWR_CUT BIT(1) XTAL_SI_XTAL_DRV = 0x15, #define XTAL_SI_DRV_LATCH BIT(4) + XTAL_SI_XTAL_PLL = 0x16, XTAL_SI_XTAL_XMD_2 = 0x24, #define XTAL_SI_LDO_LPS GENMASK(6, 4) XTAL_SI_XTAL_XMD_4 = 0x26, @@ -1339,6 +1408,7 @@ enum rtw89_mac_xtal_si_offset { XTAL_SI_SRAM_CTRL = 0xA1, #define XTAL_SI_SRAM_DIS BIT(1) #define FULL_BIT_MASK GENMASK(7, 0) + XTAL_SI_APBT = 0xD1, XTAL_SI_PLL = 0xE0, XTAL_SI_PLL_1 = 0xE1, }; @@ -1364,7 +1434,8 @@ int rtw89_mac_resize_ple_rx_quota(struct rtw89_dev *rtwdev, bool wow); int rtw89_mac_ptk_drop_by_band_and_wait(struct rtw89_dev *rtwdev, enum rtw89_mac_idx band); void rtw89_mac_hw_mgnt_sec(struct rtw89_dev *rtwdev, bool wow); -int rtw89_mac_dle_quota_change(struct rtw89_dev *rtwdev, enum rtw89_qta_mode mode); +int rtw89_mac_dle_quota_change(struct rtw89_dev *rtwdev, enum rtw89_qta_mode mode, + bool band1_en); int rtw89_mac_get_dle_rsvd_qt_cfg(struct rtw89_dev *rtwdev, enum rtw89_mac_dle_rsvd_qt_type type, struct rtw89_mac_dle_rsvd_qt_cfg *cfg); diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c index 93889d2fface..31d1ffb16e83 100644 --- a/drivers/net/wireless/realtek/rtw89/mac80211.c +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -441,7 +441,7 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, * when disconnected by peer */ if (rtwdev->scanning) - rtw89_hw_scan_abort(rtwdev, vif); + rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif); } } @@ -449,10 +449,11 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, ether_addr_copy(rtwvif->bssid, conf->bssid); rtw89_cam_bssid_changed(rtwdev, rtwvif); rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL); + WRITE_ONCE(rtwvif->sync_bcn_tsf, 0); } if (changed & BSS_CHANGED_BEACON) - rtw89_fw_h2c_update_beacon(rtwdev, rtwvif); + rtw89_chip_h2c_update_beacon(rtwdev, rtwvif); if (changed & BSS_CHANGED_ERP_SLOT) rtw89_conf_tx(rtwdev, rtwvif); @@ -497,7 +498,7 @@ static int rtw89_ops_start_ap(struct ieee80211_hw *hw, ether_addr_copy(rtwvif->bssid, vif->bss_conf.bssid); rtw89_cam_bssid_changed(rtwdev, rtwvif); rtw89_mac_port_update(rtwdev, rtwvif); - rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); + rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, NULL, RTW89_ROLE_TYPE_CHANGE); rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true); rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL); @@ -518,7 +519,7 @@ void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mutex_lock(&rtwdev->mutex); rtw89_mac_stop_ap(rtwdev, rtwvif); - rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); + rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true); mutex_unlock(&rtwdev->mutex); } @@ -660,6 +661,8 @@ static int rtw89_ops_ampdu_action(struct ieee80211_hw *hw, case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: mutex_lock(&rtwdev->mutex); clear_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags); + clear_bit(tid, rtwsta->ampdu_map); + rtw89_chip_h2c_ampdu_cmac_tbl(rtwdev, vif, sta); mutex_unlock(&rtwdev->mutex); ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; @@ -668,17 +671,19 @@ static int rtw89_ops_ampdu_action(struct ieee80211_hw *hw, set_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags); rtwsta->ampdu_params[tid].agg_num = params->buf_size; rtwsta->ampdu_params[tid].amsdu = params->amsdu; + set_bit(tid, rtwsta->ampdu_map); rtw89_leave_ps_mode(rtwdev); + rtw89_chip_h2c_ampdu_cmac_tbl(rtwdev, vif, sta); mutex_unlock(&rtwdev->mutex); break; case IEEE80211_AMPDU_RX_START: mutex_lock(&rtwdev->mutex); - rtw89_fw_h2c_ba_cam(rtwdev, rtwsta, true, params); + rtw89_chip_h2c_ba_cam(rtwdev, rtwsta, true, params); mutex_unlock(&rtwdev->mutex); break; case IEEE80211_AMPDU_RX_STOP: mutex_lock(&rtwdev->mutex); - rtw89_fw_h2c_ba_cam(rtwdev, rtwsta, false, params); + rtw89_chip_h2c_ba_cam(rtwdev, rtwsta, false, params); mutex_unlock(&rtwdev->mutex); break; default: @@ -990,7 +995,7 @@ static int rtw89_ops_remain_on_channel(struct ieee80211_hw *hw, } if (rtwdev->scanning) - rtw89_hw_scan_abort(rtwdev, vif); + rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif); if (type == IEEE80211_ROC_TYPE_MGMT_TX) roc->state = RTW89_ROC_MGMT; diff --git a/drivers/net/wireless/realtek/rtw89/mac_be.c b/drivers/net/wireless/realtek/rtw89/mac_be.c index be30c9346293..f16467377eab 100644 --- a/drivers/net/wireless/realtek/rtw89/mac_be.c +++ b/drivers/net/wireless/realtek/rtw89/mac_be.c @@ -52,6 +52,9 @@ static const struct rtw89_port_reg rtw89_port_base_be = { .mbssid = R_BE_MBSSID_CTRL, .mbssid_drop = R_BE_MBSSID_DROP_0, .tsf_sync = R_BE_PORT_0_TSF_SYNC, + .ptcl_dbg = R_BE_PTCL_DBG, + .ptcl_dbg_info = R_BE_PTCL_DBG_INFO, + .bcn_drop_all = R_BE_BCN_DROP_ALL0, .hiq_win = {R_BE_P0MB_HGQ_WINDOW_CFG_0, R_BE_PORT_HGQ_WINDOW_CFG, R_BE_PORT_HGQ_WINDOW_CFG + 1, R_BE_PORT_HGQ_WINDOW_CFG + 2, R_BE_PORT_HGQ_WINDOW_CFG + 3}, @@ -988,6 +991,9 @@ static int spatial_reuse_init_be(struct rtw89_dev *rtwdev, u8 mac_idx) reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_RX_SR_CTRL, mac_idx); rtw89_write8_clr(rtwdev, reg, B_BE_SR_EN | B_BE_SR_CTRL_PLCP_EN); + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_BSSID_SRC_CTRL, mac_idx); + rtw89_write8_set(rtwdev, reg, B_BE_PLCP_SRC_EN); + return 0; } @@ -995,7 +1001,8 @@ static int tmac_init_be(struct rtw89_dev *rtwdev, u8 mac_idx) { u32 reg; - rtw89_write32_clr(rtwdev, R_BE_TB_PPDU_CTRL, B_BE_QOSNULL_UPD_MUEDCA_EN); + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_TB_PPDU_CTRL, mac_idx); + rtw89_write32_clr(rtwdev, reg, B_BE_QOSNULL_UPD_MUEDCA_EN); reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_WMTX_TCR_BE_4, mac_idx); rtw89_write32_mask(rtwdev, reg, B_BE_EHT_HE_PPDU_4XLTF_ZLD_USTIMER_MASK, 0x12); @@ -1449,6 +1456,71 @@ static int set_cpuio_be(struct rtw89_dev *rtwdev, return 0; } +static int dle_upd_qta_aval_page_be(struct rtw89_dev *rtwdev, + enum rtw89_mac_dle_ctrl_type type, + enum rtw89_mac_dle_ple_quota_id quota_id) +{ + u32 val; + + if (type == DLE_CTRL_TYPE_WDE) { + rtw89_write32_mask(rtwdev, R_BE_WDE_BUFMGN_CTL, + B_BE_WDE_AVAL_UPD_QTAID_MASK, quota_id); + rtw89_write32_set(rtwdev, R_BE_WDE_BUFMGN_CTL, B_BE_WDE_AVAL_UPD_REQ); + + return read_poll_timeout(rtw89_read32, val, + !(val & B_BE_WDE_AVAL_UPD_REQ), + 1, 2000, false, rtwdev, R_BE_WDE_BUFMGN_CTL); + } else if (type == DLE_CTRL_TYPE_PLE) { + rtw89_write32_mask(rtwdev, R_BE_PLE_BUFMGN_CTL, + B_BE_PLE_AVAL_UPD_QTAID_MASK, quota_id); + rtw89_write32_set(rtwdev, R_BE_PLE_BUFMGN_CTL, B_BE_PLE_AVAL_UPD_REQ); + + return read_poll_timeout(rtw89_read32, val, + !(val & B_BE_PLE_AVAL_UPD_REQ), + 1, 2000, false, rtwdev, R_BE_PLE_BUFMGN_CTL); + } + + rtw89_warn(rtwdev, "%s wrong type %d\n", __func__, type); + return -EINVAL; +} + +static int dle_quota_change_be(struct rtw89_dev *rtwdev, bool band1_en) +{ + int ret; + + if (band1_en) { + ret = dle_upd_qta_aval_page_be(rtwdev, DLE_CTRL_TYPE_PLE, + PLE_QTAID_B0_TXPL); + if (ret) { + rtw89_err(rtwdev, "update PLE B0 TX avail page fail %d\n", ret); + return ret; + } + + ret = dle_upd_qta_aval_page_be(rtwdev, DLE_CTRL_TYPE_PLE, + PLE_QTAID_CMAC0_RX); + if (ret) { + rtw89_err(rtwdev, "update PLE CMAC0 RX avail page fail %d\n", ret); + return ret; + } + } else { + ret = dle_upd_qta_aval_page_be(rtwdev, DLE_CTRL_TYPE_PLE, + PLE_QTAID_B1_TXPL); + if (ret) { + rtw89_err(rtwdev, "update PLE B1 TX avail page fail %d\n", ret); + return ret; + } + + ret = dle_upd_qta_aval_page_be(rtwdev, DLE_CTRL_TYPE_PLE, + PLE_QTAID_CMAC1_RX); + if (ret) { + rtw89_err(rtwdev, "update PLE CMAC1 RX avail page fail %d\n", ret); + return ret; + } + } + + return 0; +} + static int preload_init_be(struct rtw89_dev *rtwdev, u8 mac_idx, enum rtw89_qta_mode mode) { @@ -1480,6 +1552,13 @@ static int preload_init_be(struct rtw89_dev *rtwdev, u8 mac_idx, static int dbcc_bb_ctrl_be(struct rtw89_dev *rtwdev, bool bb1_en) { + u32 set = B_BE_FEN_BB1PLAT_RSTB | B_BE_FEN_BB1_IP_RSTN; + + if (bb1_en) + rtw89_write32_set(rtwdev, R_BE_FEN_RST_ENABLE, set); + else + rtw89_write32_clr(rtwdev, R_BE_FEN_RST_ENABLE, set); + return 0; } @@ -1538,7 +1617,7 @@ static int band1_enable_be(struct rtw89_dev *rtwdev) return ret; } - ret = rtw89_mac_dle_quota_change(rtwdev, rtwdev->mac.qta_mode); + ret = rtw89_mac_dle_quota_change(rtwdev, rtwdev->mac.qta_mode, true); if (ret) { rtw89_err(rtwdev, "[ERR]DLE quota change %d\n", ret); return ret; @@ -1593,7 +1672,7 @@ static int band1_disable_be(struct rtw89_dev *rtwdev) return ret; } - ret = rtw89_mac_dle_quota_change(rtwdev, rtwdev->mac.qta_mode); + ret = rtw89_mac_dle_quota_change(rtwdev, rtwdev->mac.qta_mode, false); if (ret) { rtw89_err(rtwdev, "[ERR]DLE quota change %d\n", ret); return ret; @@ -1616,7 +1695,7 @@ static int dbcc_enable_be(struct rtw89_dev *rtwdev, bool enable) if (test_bit(RTW89_FLAG_FW_RDY, rtwdev->flags)) { ret = rtw89_fw_h2c_notify_dbcc(rtwdev, true); if (ret) { - rtw89_err(rtwdev, "%s:[ERR]notfify dbcc1 fail %d\n", + rtw89_err(rtwdev, "%s:[ERR] notify dbcc1 fail %d\n", __func__, ret); return ret; } @@ -1625,7 +1704,7 @@ static int dbcc_enable_be(struct rtw89_dev *rtwdev, bool enable) if (test_bit(RTW89_FLAG_FW_RDY, rtwdev->flags)) { ret = rtw89_fw_h2c_notify_dbcc(rtwdev, false); if (ret) { - rtw89_err(rtwdev, "%s:[ERR]notfify dbcc1 fail %d\n", + rtw89_err(rtwdev, "%s:[ERR] notify dbcc1 fail %d\n", __func__, ret); return ret; } @@ -1718,12 +1797,220 @@ static int trx_init_be(struct rtw89_dev *rtwdev) return 0; } +int rtw89_mac_cfg_gnt_v2(struct rtw89_dev *rtwdev, + const struct rtw89_mac_ax_coex_gnt *gnt_cfg) +{ + u32 val = 0; + + if (gnt_cfg->band[0].gnt_bt) + val |= B_BE_GNT_BT_BB0_VAL | B_BE_GNT_BT_RX_BB0_VAL | + B_BE_GNT_BT_TX_BB0_VAL; + + if (gnt_cfg->band[0].gnt_bt_sw_en) + val |= B_BE_GNT_BT_BB0_SWCTRL | B_BE_GNT_BT_RX_BB0_SWCTRL | + B_BE_GNT_BT_TX_BB0_SWCTRL; + + if (gnt_cfg->band[0].gnt_wl) + val |= B_BE_GNT_WL_BB0_VAL | B_BE_GNT_WL_RX_VAL | + B_BE_GNT_WL_TX_VAL | B_BE_GNT_WL_BB_PWR_VAL; + + if (gnt_cfg->band[0].gnt_wl_sw_en) + val |= B_BE_GNT_WL_BB0_SWCTRL | B_BE_GNT_WL_RX_SWCTRL | + B_BE_GNT_WL_TX_SWCTRL | B_BE_GNT_WL_BB_PWR_SWCTRL; + + if (gnt_cfg->band[1].gnt_bt) + val |= B_BE_GNT_BT_BB1_VAL | B_BE_GNT_BT_RX_BB1_VAL | + B_BE_GNT_BT_TX_BB1_VAL; + + if (gnt_cfg->band[1].gnt_bt_sw_en) + val |= B_BE_GNT_BT_BB1_SWCTRL | B_BE_GNT_BT_RX_BB1_SWCTRL | + B_BE_GNT_BT_TX_BB1_SWCTRL; + + if (gnt_cfg->band[1].gnt_wl) + val |= B_BE_GNT_WL_BB1_VAL | B_BE_GNT_WL_RX_VAL | + B_BE_GNT_WL_TX_VAL | B_BE_GNT_WL_BB_PWR_VAL; + + if (gnt_cfg->band[1].gnt_wl_sw_en) + val |= B_BE_GNT_WL_BB1_SWCTRL | B_BE_GNT_WL_RX_SWCTRL | + B_BE_GNT_WL_TX_SWCTRL | B_BE_GNT_WL_BB_PWR_SWCTRL; + + if (gnt_cfg->bt[0].wlan_act_en) + val |= B_BE_WL_ACT_SWCTRL; + if (gnt_cfg->bt[0].wlan_act) + val |= B_BE_WL_ACT_VAL; + if (gnt_cfg->bt[1].wlan_act_en) + val |= B_BE_WL_ACT2_SWCTRL; + if (gnt_cfg->bt[1].wlan_act) + val |= B_BE_WL_ACT2_VAL; + + rtw89_write32(rtwdev, R_BE_GNT_SW_CTRL, val); + + return 0; +} +EXPORT_SYMBOL(rtw89_mac_cfg_gnt_v2); + +int rtw89_mac_cfg_ctrl_path_v2(struct rtw89_dev *rtwdev, bool wl) +{ + struct rtw89_btc *btc = &rtwdev->btc; + struct rtw89_btc_dm *dm = &btc->dm; + struct rtw89_mac_ax_gnt *g = dm->gnt.band; + struct rtw89_mac_ax_wl_act *gbt = dm->gnt.bt; + int i; + + if (wl) + return 0; + + for (i = 0; i < RTW89_PHY_MAX; i++) { + g[i].gnt_bt_sw_en = 1; + g[i].gnt_bt = 1; + g[i].gnt_wl_sw_en = 1; + g[i].gnt_wl = 0; + gbt[i].wlan_act = 1; + gbt[i].wlan_act_en = 0; + } + + return rtw89_mac_cfg_gnt_v2(rtwdev, &dm->gnt); +} +EXPORT_SYMBOL(rtw89_mac_cfg_ctrl_path_v2); + +static +int rtw89_mac_cfg_plt_be(struct rtw89_dev *rtwdev, struct rtw89_mac_ax_plt *plt) +{ + u32 reg; + u16 val; + int ret; + + ret = rtw89_mac_check_mac_en(rtwdev, plt->band, RTW89_CMAC_SEL); + if (ret) + return ret; + + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_BT_PLT, plt->band); + val = (plt->tx & RTW89_MAC_AX_PLT_LTE_RX ? B_BE_TX_PLT_GNT_LTE_RX : 0) | + (plt->tx & RTW89_MAC_AX_PLT_GNT_BT_TX ? B_BE_TX_PLT_GNT_BT_TX : 0) | + (plt->tx & RTW89_MAC_AX_PLT_GNT_BT_RX ? B_BE_TX_PLT_GNT_BT_RX : 0) | + (plt->tx & RTW89_MAC_AX_PLT_GNT_WL ? B_BE_TX_PLT_GNT_WL : 0) | + (plt->rx & RTW89_MAC_AX_PLT_LTE_RX ? B_BE_RX_PLT_GNT_LTE_RX : 0) | + (plt->rx & RTW89_MAC_AX_PLT_GNT_BT_TX ? B_BE_RX_PLT_GNT_BT_TX : 0) | + (plt->rx & RTW89_MAC_AX_PLT_GNT_BT_RX ? B_BE_RX_PLT_GNT_BT_RX : 0) | + (plt->rx & RTW89_MAC_AX_PLT_GNT_WL ? B_BE_RX_PLT_GNT_WL : 0) | + B_BE_PLT_EN; + rtw89_write16(rtwdev, reg, val); + + return 0; +} + +static u16 rtw89_mac_get_plt_cnt_be(struct rtw89_dev *rtwdev, u8 band) +{ + u32 reg; + u16 cnt; + + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_BT_PLT, band); + cnt = rtw89_read32_mask(rtwdev, reg, B_BE_BT_PLT_PKT_CNT_MASK); + rtw89_write16_set(rtwdev, reg, B_BE_BT_PLT_RST); + + return cnt; +} + +static int rtw89_set_hw_sch_tx_en_v2(struct rtw89_dev *rtwdev, u8 mac_idx, + u32 tx_en, u32 tx_en_mask) +{ + u32 reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_CTN_DRV_TXEN, mac_idx); + u32 val; + int ret; + + ret = rtw89_mac_check_mac_en(rtwdev, mac_idx, RTW89_CMAC_SEL); + if (ret) + return ret; + + val = rtw89_read32(rtwdev, reg); + val = (val & ~tx_en_mask) | (tx_en & tx_en_mask); + rtw89_write32(rtwdev, reg, val); + + return 0; +} + +int rtw89_mac_stop_sch_tx_v2(struct rtw89_dev *rtwdev, u8 mac_idx, + u32 *tx_en, enum rtw89_sch_tx_sel sel) +{ + int ret; + + *tx_en = rtw89_read32(rtwdev, + rtw89_mac_reg_by_idx(rtwdev, R_BE_CTN_DRV_TXEN, mac_idx)); + + switch (sel) { + case RTW89_SCH_TX_SEL_ALL: + ret = rtw89_set_hw_sch_tx_en_v2(rtwdev, mac_idx, 0, + B_BE_CTN_TXEN_ALL_MASK); + if (ret) + return ret; + break; + case RTW89_SCH_TX_SEL_HIQ: + ret = rtw89_set_hw_sch_tx_en_v2(rtwdev, mac_idx, + 0, B_BE_CTN_TXEN_HGQ); + if (ret) + return ret; + break; + case RTW89_SCH_TX_SEL_MG0: + ret = rtw89_set_hw_sch_tx_en_v2(rtwdev, mac_idx, + 0, B_BE_CTN_TXEN_MGQ); + if (ret) + return ret; + break; + case RTW89_SCH_TX_SEL_MACID: + ret = rtw89_set_hw_sch_tx_en_v2(rtwdev, mac_idx, 0, + B_BE_CTN_TXEN_ALL_MASK); + if (ret) + return ret; + break; + default: + return 0; + } + + return 0; +} +EXPORT_SYMBOL(rtw89_mac_stop_sch_tx_v2); + +int rtw89_mac_resume_sch_tx_v2(struct rtw89_dev *rtwdev, u8 mac_idx, u32 tx_en) +{ + int ret; + + ret = rtw89_set_hw_sch_tx_en_v2(rtwdev, mac_idx, tx_en, + B_BE_CTN_TXEN_ALL_MASK); + if (ret) + return ret; + + return 0; +} +EXPORT_SYMBOL(rtw89_mac_resume_sch_tx_v2); + +static +int rtw89_mac_cfg_ppdu_status_be(struct rtw89_dev *rtwdev, u8 mac_idx, bool enable) +{ + u32 reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_PPDU_STAT, mac_idx); + int ret; + + ret = rtw89_mac_check_mac_en(rtwdev, mac_idx, RTW89_CMAC_SEL); + if (ret) + return ret; + + if (!enable) { + rtw89_write32_clr(rtwdev, reg, B_BE_PPDU_STAT_RPT_EN); + return 0; + } + + rtw89_write32_mask(rtwdev, R_BE_HW_PPDU_STATUS, B_BE_FWD_PPDU_STAT_MASK, 3); + rtw89_write32(rtwdev, reg, B_BE_PPDU_STAT_RPT_EN | B_BE_PPDU_MAC_INFO | + B_BE_APP_RX_CNT_RPT | B_BE_APP_PLCP_HDR_RPT | + B_BE_PPDU_STAT_RPT_CRC32 | B_BE_PPDU_STAT_RPT_DMA); + + return 0; +} + static bool rtw89_mac_get_txpwr_cr_be(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u32 reg_base, u32 *cr) { - const struct rtw89_dle_mem *dle_mem = rtwdev->chip->dle_mem; - enum rtw89_qta_mode mode = dle_mem->mode; + enum rtw89_qta_mode mode = rtwdev->mac.qta_mode; int ret; ret = rtw89_mac_check_mac_en(rtwdev, (enum rtw89_mac_idx)phy_idx, @@ -2020,6 +2307,52 @@ static void rtw89_mac_dump_qta_lost_be(struct rtw89_dev *rtwdev) dump_err_status_dispatcher_be(rtwdev); } +static int rtw89_mac_cpu_io_rx(struct rtw89_dev *rtwdev, bool wow_enable) +{ + struct rtw89_mac_h2c_info h2c_info = {}; + struct rtw89_mac_c2h_info c2h_info = {}; + u32 ret; + + h2c_info.id = RTW89_FWCMD_H2CREG_FUNC_WOW_CPUIO_RX_CTRL; + h2c_info.content_len = sizeof(h2c_info.u.hdr); + h2c_info.u.hdr.w0 = u32_encode_bits(wow_enable, RTW89_H2CREG_WOW_CPUIO_RX_CTRL_EN); + + ret = rtw89_fw_msg_reg(rtwdev, &h2c_info, &c2h_info); + if (ret) + return ret; + + if (c2h_info.id != RTW89_FWCMD_C2HREG_FUNC_WOW_CPUIO_RX_ACK) + ret = -EINVAL; + + return ret; +} + +static int rtw89_wow_config_mac_be(struct rtw89_dev *rtwdev, bool enable_wow) +{ + if (enable_wow) { + rtw89_write32_set(rtwdev, R_BE_RX_STOP, B_BE_HOST_RX_STOP); + rtw89_write32_clr(rtwdev, R_BE_RX_FLTR_OPT, B_BE_SNIFFER_MODE); + rtw89_mac_cpu_io_rx(rtwdev, enable_wow); + rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, false); + rtw89_write32(rtwdev, R_BE_FWD_ERR, 0); + rtw89_write32(rtwdev, R_BE_FWD_ACTN0, 0); + rtw89_write32(rtwdev, R_BE_FWD_ACTN1, 0); + rtw89_write32(rtwdev, R_BE_FWD_ACTN2, 0); + rtw89_write32(rtwdev, R_BE_FWD_TF0, 0); + rtw89_write32(rtwdev, R_BE_FWD_TF1, 0); + rtw89_write32(rtwdev, R_BE_FWD_ERR, 0); + rtw89_write32(rtwdev, R_BE_HW_PPDU_STATUS, 0); + rtw89_write8(rtwdev, R_BE_DBG_WOW_READY, WOWLAN_NOT_READY); + } else { + rtw89_mac_cpu_io_rx(rtwdev, enable_wow); + rtw89_write32_clr(rtwdev, R_BE_RX_STOP, B_BE_HOST_RX_STOP); + rtw89_write32_set(rtwdev, R_BE_RX_FLTR_OPT, R_BE_RX_FLTR_OPT); + rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, true); + } + + return 0; +} + static void rtw89_mac_dump_cmac_err_status_be(struct rtw89_dev *rtwdev, u8 band) { @@ -2218,6 +2551,7 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_be = { .rx_fltr = R_BE_RX_FLTR_OPT, .port_base = &rtw89_port_base_be, .agg_len_ht = R_BE_AGG_LEN_HT_0, + .ps_status = R_BE_WMTX_POWER_BE_BIT_CTL, .muedca_ctrl = { .addr = R_BE_MUEDCA_EN, @@ -2228,6 +2562,11 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_be = { .mask = B_BE_BFMEE_HT_NDPA_EN | B_BE_BFMEE_VHT_NDPA_EN | B_BE_BFMEE_HE_NDPA_EN | B_BE_BFMEE_EHT_NDPA_EN, }, + .narrow_bw_ru_dis = { + .addr = R_BE_RXTRIG_TEST_USER_2, + .mask = B_BE_RXTRIG_RU26_DIS, + }, + .wow_ctrl = {.addr = R_BE_WOW_CTRL, .mask = B_BE_WOW_WOWEN,}, .check_mac_en = rtw89_mac_check_mac_en_be, .sys_init = sys_init_be, @@ -2239,6 +2578,7 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_be = { .bf_assoc = rtw89_mac_bf_assoc_be, .typ_fltr_opt = rtw89_mac_typ_fltr_opt_be, + .cfg_ppdu_status = rtw89_mac_cfg_ppdu_status_be, .dle_mix_cfg = dle_mix_cfg_be, .chk_dle_rdy = chk_dle_rdy_be, @@ -2250,6 +2590,7 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_be = { .wde_quota_cfg = wde_quota_cfg_be, .ple_quota_cfg = ple_quota_cfg_be, .set_cpuio = set_cpuio_be, + .dle_quota_change = dle_quota_change_be, .disable_cpu = rtw89_mac_disable_cpu_be, .fwdl_enable_wcpu = rtw89_mac_fwdl_enable_wcpu_be, @@ -2259,6 +2600,9 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_be = { .parse_phycap_map = rtw89_parse_phycap_map_be, .cnv_efuse_state = rtw89_cnv_efuse_state_be, + .cfg_plt = rtw89_mac_cfg_plt_be, + .get_plt_cnt = rtw89_mac_get_plt_cnt_be, + .get_txpwr_cr = rtw89_mac_get_txpwr_cr_be, .write_xtal_si = rtw89_mac_write_xtal_si_be, @@ -2268,5 +2612,10 @@ const struct rtw89_mac_gen_def rtw89_mac_gen_be = { .dump_err_status = rtw89_mac_dump_err_status_be, .is_txq_empty = mac_is_txq_empty_be, + + .add_chan_list = rtw89_hw_scan_add_chan_list_be, + .scan_offload = rtw89_fw_h2c_scan_offload_be, + + .wow_config_mac = rtw89_wow_config_mac_be, }; EXPORT_SYMBOL(rtw89_mac_gen_be); diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 769f1ce62ebc..19001130ad94 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -155,8 +155,8 @@ static void rtw89_pci_sync_skb_for_device(struct rtw89_dev *rtwdev, DMA_FROM_DEVICE); } -static int rtw89_pci_rxbd_info_update(struct rtw89_dev *rtwdev, - struct sk_buff *skb) +static void rtw89_pci_rxbd_info_update(struct rtw89_dev *rtwdev, + struct sk_buff *skb) { struct rtw89_pci_rxbd_info *rxbd_info; struct rtw89_pci_rx_info *rx_info = RTW89_PCI_RX_SKB_CB(skb); @@ -166,11 +166,59 @@ static int rtw89_pci_rxbd_info_update(struct rtw89_dev *rtwdev, rx_info->ls = le32_get_bits(rxbd_info->dword, RTW89_PCI_RXBD_LS); rx_info->len = le32_get_bits(rxbd_info->dword, RTW89_PCI_RXBD_WRITE_SIZE); rx_info->tag = le32_get_bits(rxbd_info->dword, RTW89_PCI_RXBD_TAG); +} + +static int rtw89_pci_validate_rx_tag(struct rtw89_dev *rtwdev, + struct rtw89_pci_rx_ring *rx_ring, + struct sk_buff *skb) +{ + struct rtw89_pci_rx_info *rx_info = RTW89_PCI_RX_SKB_CB(skb); + const struct rtw89_pci_info *info = rtwdev->pci_info; + u32 target_rx_tag; + + if (!info->check_rx_tag) + return 0; + + /* valid range is 1 ~ 0x1FFF */ + if (rx_ring->target_rx_tag == 0) + target_rx_tag = 1; + else + target_rx_tag = rx_ring->target_rx_tag; + + if (rx_info->tag != target_rx_tag) { + rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "mismatch RX tag 0x%x 0x%x\n", + rx_info->tag, target_rx_tag); + return -EAGAIN; + } return 0; } -static void rtw89_pci_ctrl_txdma_ch_pcie(struct rtw89_dev *rtwdev, bool enable) +static +int rtw89_pci_sync_skb_for_device_and_validate_rx_info(struct rtw89_dev *rtwdev, + struct rtw89_pci_rx_ring *rx_ring, + struct sk_buff *skb) +{ + struct rtw89_pci_rx_info *rx_info = RTW89_PCI_RX_SKB_CB(skb); + int rx_tag_retry = 100; + int ret; + + do { + rtw89_pci_sync_skb_for_cpu(rtwdev, skb); + rtw89_pci_rxbd_info_update(rtwdev, skb); + + ret = rtw89_pci_validate_rx_tag(rtwdev, rx_ring, skb); + if (ret != -EAGAIN) + break; + } while (rx_tag_retry--); + + /* update target rx_tag for next RX */ + rx_ring->target_rx_tag = rx_info->tag + 1; + + return ret; +} + +static void rtw89_pci_ctrl_txdma_ch_ax(struct rtw89_dev *rtwdev, bool enable) { const struct rtw89_pci_info *info = rtwdev->pci_info; const struct rtw89_reg_def *dma_stop1 = &info->dma_stop1; @@ -187,7 +235,7 @@ static void rtw89_pci_ctrl_txdma_ch_pcie(struct rtw89_dev *rtwdev, bool enable) } } -static void rtw89_pci_ctrl_txdma_fw_ch_pcie(struct rtw89_dev *rtwdev, bool enable) +static void rtw89_pci_ctrl_txdma_fw_ch_ax(struct rtw89_dev *rtwdev, bool enable) { const struct rtw89_pci_info *info = rtwdev->pci_info; const struct rtw89_reg_def *dma_stop1 = &info->dma_stop1; @@ -259,9 +307,8 @@ static u32 rtw89_pci_rxbd_deliver_skbs(struct rtw89_dev *rtwdev, skb_idx = rtw89_pci_get_rx_skb_idx(rtwdev, bd_ring); skb = rx_ring->buf[skb_idx]; - rtw89_pci_sync_skb_for_cpu(rtwdev, skb); - ret = rtw89_pci_rxbd_info_update(rtwdev, skb); + ret = rtw89_pci_sync_skb_for_device_and_validate_rx_info(rtwdev, rx_ring, skb); if (ret) { rtw89_err(rtwdev, "failed to update %d RXBD info: %d\n", bd_ring->wp, ret); @@ -549,9 +596,8 @@ static u32 rtw89_pci_release_tx_skbs(struct rtw89_dev *rtwdev, skb_idx = rtw89_pci_get_rx_skb_idx(rtwdev, bd_ring); skb = rx_ring->buf[skb_idx]; - rtw89_pci_sync_skb_for_cpu(rtwdev, skb); - ret = rtw89_pci_rxbd_info_update(rtwdev, skb); + ret = rtw89_pci_sync_skb_for_device_and_validate_rx_info(rtwdev, rx_ring, skb); if (ret) { rtw89_err(rtwdev, "failed to update %d RXBD info: %d\n", bd_ring->wp, ret); @@ -705,7 +751,7 @@ void rtw89_pci_recognize_intrs_v2(struct rtw89_dev *rtwdev, rtw89_read32(rtwdev, R_BE_HISR0) & rtwpci->halt_c2h_intrs : 0; isrs->isrs[0] = isrs->ind_isrs & B_BE_HCI_AXIDMA_INT ? rtw89_read32(rtwdev, R_BE_HAXI_HISR00) & rtwpci->intrs[0] : 0; - isrs->isrs[1] = rtw89_read32(rtwdev, R_BE_PCIE_DMA_ISR); + isrs->isrs[1] = rtw89_read32(rtwdev, R_BE_PCIE_DMA_ISR) & rtwpci->intrs[1]; if (isrs->halt_c2h_isrs) rtw89_write32(rtwdev, R_BE_HISR0, isrs->halt_c2h_isrs); @@ -1550,6 +1596,7 @@ static void rtw89_pci_reset_trx_rings(struct rtw89_dev *rtwdev) bd_ring->rp = 0; rx_ring->diliver_skb = NULL; rx_ring->diliver_desc.ready = false; + rx_ring->target_rx_tag = 0; rtw89_write16(rtwdev, addr_num, bd_ring->len); rtw89_write32(rtwdev, addr_desa_l, bd_ring->dma); @@ -1907,22 +1954,87 @@ static int rtw89_write16_mdio_clr(struct rtw89_dev *rtwdev, u8 addr, u16 mask, u return 0; } +static int rtw89_dbi_write8(struct rtw89_dev *rtwdev, u16 addr, u8 data) +{ + u16 addr_2lsb = addr & B_AX_DBI_2LSB; + u16 write_addr; + u8 flag; + int ret; + + write_addr = addr & B_AX_DBI_ADDR_MSK; + write_addr |= u16_encode_bits(BIT(addr_2lsb), B_AX_DBI_WREN_MSK); + rtw89_write8(rtwdev, R_AX_DBI_WDATA + addr_2lsb, data); + rtw89_write16(rtwdev, R_AX_DBI_FLAG, write_addr); + rtw89_write8(rtwdev, R_AX_DBI_FLAG + 2, B_AX_DBI_WFLAG >> 16); + + ret = read_poll_timeout_atomic(rtw89_read8, flag, !flag, 10, + 10 * RTW89_PCI_WR_RETRY_CNT, false, + rtwdev, R_AX_DBI_FLAG + 2); + if (ret) + rtw89_err(rtwdev, "failed to write DBI register, addr=0x%X\n", + addr); + + return ret; +} + +static int rtw89_dbi_read8(struct rtw89_dev *rtwdev, u16 addr, u8 *value) +{ + u16 read_addr = addr & B_AX_DBI_ADDR_MSK; + u8 flag; + int ret; + + rtw89_write16(rtwdev, R_AX_DBI_FLAG, read_addr); + rtw89_write8(rtwdev, R_AX_DBI_FLAG + 2, B_AX_DBI_RFLAG >> 16); + + ret = read_poll_timeout_atomic(rtw89_read8, flag, !flag, 10, + 10 * RTW89_PCI_WR_RETRY_CNT, false, + rtwdev, R_AX_DBI_FLAG + 2); + if (ret) { + rtw89_err(rtwdev, "failed to read DBI register, addr=0x%X\n", + addr); + return ret; + } + + read_addr = R_AX_DBI_RDATA + (addr & 3); + *value = rtw89_read8(rtwdev, read_addr); + + return 0; +} + static int rtw89_pci_write_config_byte(struct rtw89_dev *rtwdev, u16 addr, u8 data) { struct rtw89_pci *rtwpci = (struct rtw89_pci *)rtwdev->priv; + enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; struct pci_dev *pdev = rtwpci->pdev; + int ret; - return pci_write_config_byte(pdev, addr, data); + ret = pci_write_config_byte(pdev, addr, data); + if (!ret) + return 0; + + if (chip_id == RTL8852A || chip_id == RTL8852B || chip_id == RTL8851B) + ret = rtw89_dbi_write8(rtwdev, addr, data); + + return ret; } static int rtw89_pci_read_config_byte(struct rtw89_dev *rtwdev, u16 addr, u8 *value) { struct rtw89_pci *rtwpci = (struct rtw89_pci *)rtwdev->priv; + enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; struct pci_dev *pdev = rtwpci->pdev; + int ret; - return pci_read_config_byte(pdev, addr, value); + ret = pci_read_config_byte(pdev, addr, value); + if (!ret) + return 0; + + if (chip_id == RTL8852A || chip_id == RTL8852B || chip_id == RTL8851B) + ret = rtw89_dbi_read8(rtwdev, addr, value); + + return ret; } static int rtw89_pci_config_byte_set(struct rtw89_dev *rtwdev, u16 addr, @@ -2412,7 +2524,7 @@ static void rtw89_pci_clr_idx_all_ax(struct rtw89_dev *rtwdev) B_AX_CLR_RXQ_IDX | B_AX_CLR_RPQ_IDX); } -static int rtw89_poll_txdma_ch_idle_pcie(struct rtw89_dev *rtwdev) +static int rtw89_pci_poll_txdma_ch_idle_ax(struct rtw89_dev *rtwdev) { const struct rtw89_pci_info *info = rtwdev->pci_info; u32 ret, check, dma_busy; @@ -2439,7 +2551,7 @@ static int rtw89_poll_txdma_ch_idle_pcie(struct rtw89_dev *rtwdev) return 0; } -static int rtw89_poll_rxdma_ch_idle_pcie(struct rtw89_dev *rtwdev) +static int rtw89_pci_poll_rxdma_ch_idle_ax(struct rtw89_dev *rtwdev) { const struct rtw89_pci_info *info = rtwdev->pci_info; u32 ret, check, dma_busy; @@ -2459,13 +2571,13 @@ static int rtw89_pci_poll_dma_all_idle(struct rtw89_dev *rtwdev) { u32 ret; - ret = rtw89_poll_txdma_ch_idle_pcie(rtwdev); + ret = rtw89_pci_poll_txdma_ch_idle_ax(rtwdev); if (ret) { rtw89_err(rtwdev, "txdma ch busy\n"); return ret; } - ret = rtw89_poll_rxdma_ch_idle_pcie(rtwdev); + ret = rtw89_pci_poll_rxdma_ch_idle_ax(rtwdev); if (ret) { rtw89_err(rtwdev, "rxdma ch busy\n"); return ret; @@ -2644,8 +2756,8 @@ static int rtw89_pci_ops_mac_pre_init_ax(struct rtw89_dev *rtwdev) } /* disable all channels except to FW CMD channel to download firmware */ - rtw89_pci_ctrl_txdma_ch_pcie(rtwdev, false); - rtw89_pci_ctrl_txdma_fw_ch_pcie(rtwdev, true); + rtw89_pci_ctrl_txdma_ch_ax(rtwdev, false); + rtw89_pci_ctrl_txdma_fw_ch_ax(rtwdev, true); /* start DMA activities */ rtw89_pci_ctrl_dma_all(rtwdev, true); @@ -2758,7 +2870,7 @@ static int rtw89_pci_ops_mac_post_init_ax(struct rtw89_dev *rtwdev) } /* enable DMA for all queues */ - rtw89_pci_ctrl_txdma_ch_pcie(rtwdev, true); + rtw89_pci_ctrl_txdma_ch_ax(rtwdev, true); /* Release PCI IO */ rtw89_write32_clr(rtwdev, info->dma_stop1.addr, @@ -3148,6 +3260,7 @@ static int rtw89_pci_alloc_rx_ring(struct rtw89_dev *rtwdev, rx_ring->buf_sz = buf_sz; rx_ring->diliver_skb = NULL; rx_ring->diliver_desc.ready = false; + rx_ring->target_rx_tag = 0; for (i = 0; i < len; i++) { skb = dev_alloc_skb(buf_sz); @@ -3387,8 +3500,7 @@ static void rtw89_pci_recovery_intr_mask_v2(struct rtw89_dev *rtwdev) rtwpci->ind_intrs = B_BE_HS0_IND_INT_EN0; rtwpci->halt_c2h_intrs = B_BE_HALT_C2H_INT_EN | B_BE_WDT_TIMEOUT_INT_EN; rtwpci->intrs[0] = 0; - rtwpci->intrs[1] = B_BE_PCIE_RX_RX0P2_IMR0_V1 | - B_BE_PCIE_RX_RPQ0_IMR0_V1; + rtwpci->intrs[1] = 0; } static void rtw89_pci_default_intr_mask_v2(struct rtw89_dev *rtwdev) @@ -3540,12 +3652,20 @@ static int rtw89_pci_filter_out(struct rtw89_dev *rtwdev) static void rtw89_pci_clkreq_set(struct rtw89_dev *rtwdev, bool enable) { - enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; - int ret; + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; if (rtw89_pci_disable_clkreq) return; + gen_def->clkreq_set(rtwdev, enable); +} + +static void rtw89_pci_clkreq_set_ax(struct rtw89_dev *rtwdev, bool enable) +{ + enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; + int ret; + ret = rtw89_pci_write_config_byte(rtwdev, RTW89_PCIE_CLK_CTRL, PCIE_CLKDLY_HW_30US); if (ret) @@ -3577,24 +3697,31 @@ static void rtw89_pci_clkreq_set(struct rtw89_dev *rtwdev, bool enable) static void rtw89_pci_aspm_set(struct rtw89_dev *rtwdev, bool enable) { - enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; - u8 value = 0; - int ret; + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; if (rtw89_pci_disable_aspm_l1) return; + gen_def->aspm_set(rtwdev, enable); +} + +static void rtw89_pci_aspm_set_ax(struct rtw89_dev *rtwdev, bool enable) +{ + enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; + u8 value = 0; + int ret; + ret = rtw89_pci_read_config_byte(rtwdev, RTW89_PCIE_ASPM_CTRL, &value); if (ret) - rtw89_err(rtwdev, "failed to read ASPM Delay\n"); + rtw89_warn(rtwdev, "failed to read ASPM Delay\n"); - value &= ~(RTW89_L1DLY_MASK | RTW89_L0DLY_MASK); - value |= FIELD_PREP(RTW89_L1DLY_MASK, PCIE_L1DLY_16US) | - FIELD_PREP(RTW89_L0DLY_MASK, PCIE_L0SDLY_4US); + u8p_replace_bits(&value, PCIE_L1DLY_16US, RTW89_L1DLY_MASK); + u8p_replace_bits(&value, PCIE_L0SDLY_4US, RTW89_L0DLY_MASK); ret = rtw89_pci_write_config_byte(rtwdev, RTW89_PCIE_ASPM_CTRL, value); if (ret) - rtw89_err(rtwdev, "failed to read ASPM Delay\n"); + rtw89_warn(rtwdev, "failed to read ASPM Delay\n"); if (chip_id == RTL8852A || chip_id == RTL8852B || chip_id == RTL8851B) { if (enable) @@ -3681,6 +3808,17 @@ static void rtw89_pci_link_cfg(struct rtw89_dev *rtwdev) static void rtw89_pci_l1ss_set(struct rtw89_dev *rtwdev, bool enable) { + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; + + if (rtw89_pci_disable_l1ss) + return; + + gen_def->l1ss_set(rtwdev, enable); +} + +static void rtw89_pci_l1ss_set_ax(struct rtw89_dev *rtwdev, bool enable) +{ enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; int ret; @@ -3954,6 +4092,14 @@ const struct rtw89_pci_gen_def rtw89_pci_gen_ax = { .lv1rst_stop_dma = rtw89_pci_lv1rst_stop_dma_ax, .lv1rst_start_dma = rtw89_pci_lv1rst_start_dma_ax, + + .ctrl_txdma_ch = rtw89_pci_ctrl_txdma_ch_ax, + .ctrl_txdma_fw_ch = rtw89_pci_ctrl_txdma_fw_ch_ax, + .poll_txdma_ch_idle = rtw89_pci_poll_txdma_ch_idle_ax, + + .aspm_set = rtw89_pci_aspm_set_ax, + .clkreq_set = rtw89_pci_clkreq_set_ax, + .l1ss_set = rtw89_pci_l1ss_set_ax, }; EXPORT_SYMBOL(rtw89_pci_gen_ax); @@ -3988,10 +4134,11 @@ static const struct rtw89_hci_ops rtw89_pci_ops = { .recovery_start = rtw89_pci_ops_recovery_start, .recovery_complete = rtw89_pci_ops_recovery_complete, - .ctrl_txdma_ch = rtw89_pci_ctrl_txdma_ch_pcie, - .ctrl_txdma_fw_ch = rtw89_pci_ctrl_txdma_fw_ch_pcie, + .ctrl_txdma_ch = rtw89_pci_ctrl_txdma_ch, + .ctrl_txdma_fw_ch = rtw89_pci_ctrl_txdma_fw_ch, .ctrl_trxhci = rtw89_pci_ctrl_dma_trx, - .poll_txdma_ch = rtw89_poll_txdma_ch_idle_pcie, + .poll_txdma_ch_idle = rtw89_pci_poll_txdma_ch_idle, + .clr_idx_all = rtw89_pci_clr_idx_all, .clear = rtw89_pci_clear_resource, .disable_intr = rtw89_pci_disable_intr_lock, @@ -4068,6 +4215,8 @@ int rtw89_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_free_irq; } + set_bit(RTW89_FLAG_PROBE_DONE, rtwdev->flags); + return 0; err_free_irq: diff --git a/drivers/net/wireless/realtek/rtw89/pci.h b/drivers/net/wireless/realtek/rtw89/pci.h index ca5de77fee90..a63b6b7c9bfa 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.h +++ b/drivers/net/wireless/realtek/rtw89/pci.h @@ -42,6 +42,7 @@ #define B_AX_DBI_WFLAG BIT(16) #define B_AX_DBI_WREN_MSK GENMASK(15, 12) #define B_AX_DBI_ADDR_MSK GENMASK(11, 2) +#define B_AX_DBI_2LSB GENMASK(1, 0) #define R_AX_DBI_WDATA 0x1094 #define R_AX_DBI_RDATA 0x1098 @@ -281,6 +282,21 @@ #define B_BE_PCIE_EN_SWENT_L23 BIT(1) #define B_BE_SEL_REQ_EXIT_L1 BIT(0) +#define R_BE_PCIE_MIX_CFG 0x300C +#define B_BE_L1SS_TIMEOUT_CTRL BIT(18) +#define B_BE_ASPM_CTRL_L1 BIT(17) +#define B_BE_ASPM_CTRL_L0 BIT(16) +#define B_BE_XFER_PENDING_FW BIT(11) +#define B_BE_XFER_PENDING BIT(10) +#define B_BE_REQ_EXIT_L1 BIT(9) +#define B_BE_REQ_ENTR_L1 BIT(8) +#define B_BE_L1SUB_ENABLE BIT(0) + +#define R_BE_L1_CLK_CTRL 0x3010 +#define B_BE_RAS_SD_HOLD_LTSSM BIT(12) +#define B_BE_CLK_REQ_N BIT(1) +#define B_BE_CLK_PM_EN BIT(0) + #define R_BE_PCIE_LAT_CTRL 0x3044 #define B_BE_ELBI_PHY_REMAP_MASK GENMASK(29, 24) #define B_BE_SYS_SUS_L12_EN BIT(17) @@ -289,6 +305,8 @@ #define B_BE_RTK_LDO_POWER_LATENCY_MASK GENMASK(11, 10) #define B_BE_RTK_LDO_BIAS_LATENCY_MASK GENMASK(9, 8) #define B_BE_CLK_REQ_LAT_MASK GENMASK(7, 4) +#define B_BE_RTK_PM_SEL_OPT BIT(1) +#define B_BE_CLK_REQ_SEL BIT(0) #define R_BE_PCIE_HIMR0 0x30B0 #define B_BE_PCIE_HB1_IND_INTA_IMR BIT(31) @@ -924,6 +942,8 @@ #define B_BE_SER_L1SUB_IMR BIT(1) #define B_BE_SER_PMU_IMR BIT(0) +#define R_BE_REG_PL1_ISR 0x34B4 + #define R_BE_RX_APPEND_MODE 0x8920 #define B_BE_APPEND_OFFSET_MASK GENMASK(23, 16) #define B_BE_APPEND_LEN_MASK GENMASK(15, 0) @@ -996,7 +1016,7 @@ #define RTW89_PCI_TXWD_NUM_MAX 512 #define RTW89_PCI_TXWD_PAGE_SIZE 128 #define RTW89_PCI_ADDRINFO_MAX 4 -#define RTW89_PCI_RX_BUF_SIZE 11460 +#define RTW89_PCI_RX_BUF_SIZE (11454 + 40) /* +40 for rtw89_rxdesc_long_v2 */ #define RTW89_PCI_POLL_BDRAM_RST_CNT 100 #define RTW89_PCI_MULTITAG 8 @@ -1065,6 +1085,15 @@ enum rtw89_pcie_clkdly_hw { PCIE_CLKDLY_HW_200US = 0x5, }; +enum rtw89_pcie_clkdly_hw_v1 { + PCIE_CLKDLY_HW_V1_0 = 0, + PCIE_CLKDLY_HW_V1_16US = 0x1, + PCIE_CLKDLY_HW_V1_32US = 0x2, + PCIE_CLKDLY_HW_V1_64US = 0x3, + PCIE_CLKDLY_HW_V1_80US = 0x4, + PCIE_CLKDLY_HW_V1_96US = 0x5, +}; + enum mac_ax_bd_trunc_mode { MAC_AX_BD_NORM, MAC_AX_BD_TRUNC, @@ -1215,6 +1244,14 @@ struct rtw89_pci_gen_def { int (*lv1rst_stop_dma)(struct rtw89_dev *rtwdev); int (*lv1rst_start_dma)(struct rtw89_dev *rtwdev); + + void (*ctrl_txdma_ch)(struct rtw89_dev *rtwdev, bool enable); + void (*ctrl_txdma_fw_ch)(struct rtw89_dev *rtwdev, bool enable); + int (*poll_txdma_ch_idle)(struct rtw89_dev *rtwdev); + + void (*aspm_set)(struct rtw89_dev *rtwdev, bool enable); + void (*clkreq_set)(struct rtw89_dev *rtwdev, bool enable); + void (*l1ss_set)(struct rtw89_dev *rtwdev, bool enable); }; struct rtw89_pci_info { @@ -1234,6 +1271,7 @@ struct rtw89_pci_info { enum mac_ax_pcie_func_ctrl io_rcy_en; enum mac_ax_io_rcy_tmr io_rcy_tmr; bool rx_ring_eq_is_full; + bool check_rx_tag; u32 init_cfg_reg; u32 txhci_en_bit; @@ -1276,7 +1314,7 @@ struct rtw89_pci_tx_data { struct rtw89_pci_rx_info { dma_addr_t dma; - u32 fs:1, ls:1, tag:11, len:14; + u32 fs:1, ls:1, tag:13, len:14; }; #define RTW89_PCI_TXBD_OPTION_LS BIT(14) @@ -1405,6 +1443,7 @@ struct rtw89_pci_rx_ring { u32 buf_sz; struct sk_buff *diliver_skb; struct rtw89_rx_desc_info diliver_desc; + u32 target_rx_tag:13; }; struct rtw89_pci_isrs { @@ -1521,6 +1560,7 @@ static inline bool rtw89_pci_ltr_is_err_reg_val(u32 val) } extern const struct dev_pm_ops rtw89_pm_ops; +extern const struct dev_pm_ops rtw89_pm_ops_be; extern const struct rtw89_pci_ch_dma_addr_set rtw89_pci_ch_dma_addr_set; extern const struct rtw89_pci_ch_dma_addr_set rtw89_pci_ch_dma_addr_set_v1; extern const struct rtw89_pci_ch_dma_addr_set rtw89_pci_ch_dma_addr_set_be; @@ -1676,4 +1716,27 @@ static inline int rtw89_pci_reset_bdram(struct rtw89_dev *rtwdev) return gen_def->rst_bdram(rtwdev); } +static inline void rtw89_pci_ctrl_txdma_ch(struct rtw89_dev *rtwdev, bool enable) +{ + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; + + return gen_def->ctrl_txdma_ch(rtwdev, enable); +} + +static inline void rtw89_pci_ctrl_txdma_fw_ch(struct rtw89_dev *rtwdev, bool enable) +{ + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; + + return gen_def->ctrl_txdma_fw_ch(rtwdev, enable); +} + +static inline int rtw89_pci_poll_txdma_ch_idle(struct rtw89_dev *rtwdev) +{ + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; + + return gen_def->poll_txdma_ch_idle(rtwdev); +} #endif diff --git a/drivers/net/wireless/realtek/rtw89/pci_be.c b/drivers/net/wireless/realtek/rtw89/pci_be.c index 629ffa4bee91..7cc328222965 100644 --- a/drivers/net/wireless/realtek/rtw89/pci_be.c +++ b/drivers/net/wireless/realtek/rtw89/pci_be.c @@ -19,6 +19,54 @@ enum pcie_rxbd_mode { #define PL0_TMR_MAC_1MS 0x27100 #define PL0_TMR_AUX_1MS 0x1E848 +static void rtw89_pci_aspm_set_be(struct rtw89_dev *rtwdev, bool enable) +{ + struct rtw89_pci *rtwpci = (struct rtw89_pci *)rtwdev->priv; + struct pci_dev *pdev = rtwpci->pdev; + u8 value = 0; + int ret; + + ret = pci_read_config_byte(pdev, RTW89_PCIE_ASPM_CTRL, &value); + if (ret) + rtw89_warn(rtwdev, "failed to read ASPM Delay\n"); + + u8p_replace_bits(&value, PCIE_L1DLY_16US, RTW89_L1DLY_MASK); + + ret = pci_write_config_byte(pdev, RTW89_PCIE_ASPM_CTRL, value); + if (ret) + rtw89_warn(rtwdev, "failed to write ASPM Delay\n"); + + if (enable) + rtw89_write32_set(rtwdev, R_AX_PCIE_MIX_CFG_V1, + B_BE_ASPM_CTRL_L1); + else + rtw89_write32_clr(rtwdev, R_AX_PCIE_MIX_CFG_V1, + B_BE_ASPM_CTRL_L1); +} + +static void rtw89_pci_l1ss_set_be(struct rtw89_dev *rtwdev, bool enable) +{ + if (enable) + rtw89_write32_set(rtwdev, R_BE_PCIE_MIX_CFG, + B_BE_L1SUB_ENABLE); + else + rtw89_write32_clr(rtwdev, R_BE_PCIE_MIX_CFG, + B_BE_L1SUB_ENABLE); +} + +static void rtw89_pci_clkreq_set_be(struct rtw89_dev *rtwdev, bool enable) +{ + rtw89_write32_mask(rtwdev, R_BE_PCIE_LAT_CTRL, B_BE_CLK_REQ_LAT_MASK, + PCIE_CLKDLY_HW_V1_0); + + if (enable) + rtw89_write32_set(rtwdev, R_BE_L1_CLK_CTRL, + B_BE_CLK_PM_EN); + else + rtw89_write32_clr(rtwdev, R_AX_L1_CLK_CTRL, + B_BE_CLK_PM_EN); +} + static void _patch_pcie_power_wake_be(struct rtw89_dev *rtwdev, bool power_up) { if (power_up) @@ -105,6 +153,10 @@ static void rtw89_pci_ctrl_trxdma_pcie_be(struct rtw89_dev *rtwdev, val |= B_BE_STOP_AXI_MST; rtw89_write32(rtwdev, R_BE_HAXI_INIT_CFG1, val); + + if (io_en == MAC_AX_PCIE_ENABLE) + rtw89_write32_mask(rtwdev, R_BE_HAXI_MST_WDT_TIMEOUT_SEL_V1, + B_BE_HAXI_MST_WDT_TIMEOUT_SEL_MASK, 4); } static void rtw89_pci_clr_idx_all_be(struct rtw89_dev *rtwdev) @@ -257,6 +309,7 @@ static void rtw89_pci_ser_setting_be(struct rtw89_dev *rtwdev) rtw89_write32(rtwdev, R_BE_PL1_DBG_INFO, 0x0); rtw89_write32_set(rtwdev, R_BE_FWS1IMR, B_BE_PCIE_SER_TIMEOUT_INDIC_EN); rtw89_write32_set(rtwdev, R_BE_SER_PL1_CTRL, B_BE_PL1_SER_PL1_EN); + rtw89_write32_mask(rtwdev, R_BE_SER_PL1_CTRL, B_BE_PL1_TIMER_UNIT_MASK, 1); val32 = rtw89_read32(rtwdev, R_BE_REG_PL1_MASK); val32 |= B_BE_SER_PMU_IMR | B_BE_SER_L1SUB_IMR | B_BE_SER_PM_MASTER_IMR | @@ -264,8 +317,7 @@ static void rtw89_pci_ser_setting_be(struct rtw89_dev *rtwdev) rtw89_write32(rtwdev, R_BE_REG_PL1_MASK, val32); } -static void rtw89_pci_ctrl_txdma_ch_be(struct rtw89_dev *rtwdev, bool all_en, - bool h2c_en) +static void rtw89_pci_ctrl_txdma_ch_be(struct rtw89_dev *rtwdev, bool enable) { u32 mask_all; u32 val; @@ -278,12 +330,19 @@ static void rtw89_pci_ctrl_txdma_ch_be(struct rtw89_dev *rtwdev, bool all_en, val = rtw89_read32(rtwdev, R_BE_HAXI_DMA_STOP1); val |= B_BE_STOP_CH13 | B_BE_STOP_CH14; - if (all_en) + if (enable) val &= ~mask_all; else val |= mask_all; - if (h2c_en) + rtw89_write32(rtwdev, R_BE_HAXI_DMA_STOP1, val); +} + +static void rtw89_pci_ctrl_txdma_fw_ch_be(struct rtw89_dev *rtwdev, bool enable) +{ + u32 val = rtw89_read32(rtwdev, R_BE_HAXI_DMA_STOP1); + + if (enable) val &= ~B_BE_STOP_CH12; else val |= B_BE_STOP_CH12; @@ -322,7 +381,8 @@ static int rtw89_pci_ops_mac_pre_init_be(struct rtw89_dev *rtwdev) rtw89_pci_pcie_setting_be(rtwdev); rtw89_pci_ser_setting_be(rtwdev); - rtw89_pci_ctrl_txdma_ch_be(rtwdev, false, true); + rtw89_pci_ctrl_txdma_ch_be(rtwdev, false); + rtw89_pci_ctrl_txdma_fw_ch_be(rtwdev, true); rtw89_pci_ctrl_trxdma_pcie_be(rtwdev, MAC_AX_PCIE_ENABLE, MAC_AX_PCIE_ENABLE, MAC_AX_PCIE_ENABLE); @@ -432,7 +492,8 @@ static int rtw89_pci_ops_mac_post_init_be(struct rtw89_dev *rtwdev) rtw89_pci_ctrl_trxdma_pcie_be(rtwdev, MAC_AX_PCIE_IGNORE, MAC_AX_PCIE_IGNORE, MAC_AX_PCIE_ENABLE); rtw89_pci_ctrl_wpdma_pcie_be(rtwdev, true); - rtw89_pci_ctrl_txdma_ch_be(rtwdev, true, true); + rtw89_pci_ctrl_txdma_ch_be(rtwdev, true); + rtw89_pci_ctrl_txdma_fw_ch_be(rtwdev, true); rtw89_pci_configure_mit_be(rtwdev); return 0; @@ -489,6 +550,46 @@ static int rtw89_pci_lv1rst_start_dma_be(struct rtw89_dev *rtwdev) return 0; } +static int __maybe_unused rtw89_pci_suspend_be(struct device *dev) +{ + struct ieee80211_hw *hw = dev_get_drvdata(dev); + struct rtw89_dev *rtwdev = hw->priv; + + rtw89_write32_set(rtwdev, R_BE_RSV_CTRL, B_BE_WLOCK_1C_BIT6); + rtw89_write32_set(rtwdev, R_BE_RSV_CTRL, B_BE_R_DIS_PRST); + rtw89_write32_clr(rtwdev, R_BE_RSV_CTRL, B_BE_WLOCK_1C_BIT6); + rtw89_write32_set(rtwdev, R_BE_PCIE_FRZ_CLK, B_BE_PCIE_FRZ_REG_RST); + rtw89_write32_clr(rtwdev, R_BE_REG_PL1_MASK, B_BE_SER_PM_MASTER_IMR); + return 0; +} + +static int __maybe_unused rtw89_pci_resume_be(struct device *dev) +{ + struct ieee80211_hw *hw = dev_get_drvdata(dev); + struct rtw89_dev *rtwdev = hw->priv; + u32 polling; + int ret; + + rtw89_write32_set(rtwdev, R_BE_RSV_CTRL, B_BE_WLOCK_1C_BIT6); + rtw89_write32_clr(rtwdev, R_BE_RSV_CTRL, B_BE_R_DIS_PRST); + rtw89_write32_clr(rtwdev, R_BE_RSV_CTRL, B_BE_WLOCK_1C_BIT6); + rtw89_write32_clr(rtwdev, R_BE_PCIE_FRZ_CLK, B_BE_PCIE_FRZ_REG_RST); + rtw89_write32_clr(rtwdev, R_BE_SER_PL1_CTRL, B_BE_PL1_SER_PL1_EN); + + ret = read_poll_timeout_atomic(rtw89_read32, polling, !polling, 1, 1000, + false, rtwdev, R_BE_REG_PL1_ISR); + if (ret) + rtw89_warn(rtwdev, "[ERR] PCIE SER clear polling fail\n"); + + rtw89_write32_set(rtwdev, R_BE_SER_PL1_CTRL, B_BE_PL1_SER_PL1_EN); + rtw89_write32_set(rtwdev, R_BE_REG_PL1_MASK, B_BE_SER_PM_MASTER_IMR); + + return 0; +} + +SIMPLE_DEV_PM_OPS(rtw89_pm_ops_be, rtw89_pci_suspend_be, rtw89_pci_resume_be); +EXPORT_SYMBOL(rtw89_pm_ops_be); + const struct rtw89_pci_gen_def rtw89_pci_gen_be = { .isr_rdu = B_BE_RDU_CH1_INT | B_BE_RDU_CH0_INT, .isr_halt_c2h = B_BE_HALT_C2H_INT, @@ -505,5 +606,13 @@ const struct rtw89_pci_gen_def rtw89_pci_gen_be = { .lv1rst_stop_dma = rtw89_pci_lv1rst_stop_dma_be, .lv1rst_start_dma = rtw89_pci_lv1rst_start_dma_be, + + .ctrl_txdma_ch = rtw89_pci_ctrl_txdma_ch_be, + .ctrl_txdma_fw_ch = rtw89_pci_ctrl_txdma_fw_ch_be, + .poll_txdma_ch_idle = rtw89_pci_poll_txdma_ch_idle_be, + + .aspm_set = rtw89_pci_aspm_set_be, + .clkreq_set = rtw89_pci_clkreq_set_be, + .l1ss_set = rtw89_pci_l1ss_set_be, }; EXPORT_SYMBOL(rtw89_pci_gen_be); diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireless/realtek/rtw89/phy.c index bafc7b1cc104..12da63d64307 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -13,6 +13,13 @@ #include "txrx.h" #include "util.h" +static u32 rtw89_phy0_phy1_offset(struct rtw89_dev *rtwdev, u32 addr) +{ + const struct rtw89_phy_gen_def *phy = rtwdev->chip->phy_def; + + return phy->phy0_phy1_offset(rtwdev, addr); +} + static u16 get_max_amsdu_len(struct rtw89_dev *rtwdev, const struct rtw89_ra_report *report) { @@ -718,6 +725,53 @@ u8 rtw89_phy_get_txsc(struct rtw89_dev *rtwdev, } EXPORT_SYMBOL(rtw89_phy_get_txsc); +u8 rtw89_phy_get_txsb(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, + enum rtw89_bandwidth dbw) +{ + enum rtw89_bandwidth cbw = chan->band_width; + u8 pri_ch = chan->primary_channel; + u8 central_ch = chan->channel; + u8 txsb_idx = 0; + + if (cbw == dbw || cbw == RTW89_CHANNEL_WIDTH_20) + return txsb_idx; + + switch (cbw) { + case RTW89_CHANNEL_WIDTH_40: + txsb_idx = pri_ch > central_ch ? 1 : 0; + break; + case RTW89_CHANNEL_WIDTH_80: + if (dbw == RTW89_CHANNEL_WIDTH_20) + txsb_idx = (pri_ch - central_ch + 6) / 4; + else + txsb_idx = pri_ch > central_ch ? 1 : 0; + break; + case RTW89_CHANNEL_WIDTH_160: + if (dbw == RTW89_CHANNEL_WIDTH_20) + txsb_idx = (pri_ch - central_ch + 14) / 4; + else if (dbw == RTW89_CHANNEL_WIDTH_40) + txsb_idx = (pri_ch - central_ch + 12) / 8; + else + txsb_idx = pri_ch > central_ch ? 1 : 0; + break; + case RTW89_CHANNEL_WIDTH_320: + if (dbw == RTW89_CHANNEL_WIDTH_20) + txsb_idx = (pri_ch - central_ch + 30) / 4; + else if (dbw == RTW89_CHANNEL_WIDTH_40) + txsb_idx = (pri_ch - central_ch + 28) / 8; + else if (dbw == RTW89_CHANNEL_WIDTH_80) + txsb_idx = (pri_ch - central_ch + 24) / 16; + else + txsb_idx = pri_ch > central_ch ? 1 : 0; + break; + default: + break; + } + + return txsb_idx; +} +EXPORT_SYMBOL(rtw89_phy_get_txsb); + static bool rtw89_phy_check_swsi_busy(struct rtw89_dev *rtwdev) { return !!rtw89_phy_read32_mask(rtwdev, R_SWSI_V1, B_SWSI_W_BUSY_V1) || @@ -796,6 +850,71 @@ u32 rtw89_phy_read_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, } EXPORT_SYMBOL(rtw89_phy_read_rf_v1); +static u32 rtw89_phy_read_full_rf_v2_a(struct rtw89_dev *rtwdev, + enum rtw89_rf_path rf_path, u32 addr) +{ + static const u16 r_addr_ofst[2] = {0x2C24, 0x2D24}; + static const u16 addr_ofst[2] = {0x2ADC, 0x2BDC}; + bool busy, done; + int ret; + u32 val; + + rtw89_phy_write32_mask(rtwdev, addr_ofst[rf_path], B_HWSI_ADD_CTL_MASK, 0x1); + ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, busy, !busy, + 1, 3800, false, + rtwdev, r_addr_ofst[rf_path], B_HWSI_VAL_BUSY); + if (ret) { + rtw89_warn(rtwdev, "poll HWSI is busy\n"); + return INV_RF_DATA; + } + + rtw89_phy_write32_mask(rtwdev, addr_ofst[rf_path], B_HWSI_ADD_MASK, addr); + rtw89_phy_write32_mask(rtwdev, addr_ofst[rf_path], B_HWSI_ADD_RD, 0x1); + udelay(2); + + ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, done, done, + 1, 3800, false, + rtwdev, r_addr_ofst[rf_path], B_HWSI_VAL_RDONE); + if (ret) { + rtw89_warn(rtwdev, "read HWSI is busy\n"); + val = INV_RF_DATA; + goto out; + } + + val = rtw89_phy_read32_mask(rtwdev, r_addr_ofst[rf_path], RFREG_MASK); +out: + rtw89_phy_write32_mask(rtwdev, addr_ofst[rf_path], B_HWSI_ADD_POLL_MASK, 0); + + return val; +} + +static u32 rtw89_phy_read_rf_v2_a(struct rtw89_dev *rtwdev, + enum rtw89_rf_path rf_path, u32 addr, u32 mask) +{ + u32 val; + + val = rtw89_phy_read_full_rf_v2_a(rtwdev, rf_path, addr); + + return (val & mask) >> __ffs(mask); +} + +u32 rtw89_phy_read_rf_v2(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, + u32 addr, u32 mask) +{ + bool ad_sel = u32_get_bits(addr, RTW89_RF_ADDR_ADSEL_MASK); + + if (rf_path >= rtwdev->chip->rf_path_num) { + rtw89_err(rtwdev, "unsupported rf path (%d)\n", rf_path); + return INV_RF_DATA; + } + + if (ad_sel) + return rtw89_phy_read_rf(rtwdev, rf_path, addr, mask); + else + return rtw89_phy_read_rf_v2_a(rtwdev, rf_path, addr, mask); +} +EXPORT_SYMBOL(rtw89_phy_read_rf_v2); + bool rtw89_phy_write_rf(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, u32 addr, u32 mask, u32 data) { @@ -875,6 +994,66 @@ bool rtw89_phy_write_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, } EXPORT_SYMBOL(rtw89_phy_write_rf_v1); +static +bool rtw89_phy_write_full_rf_v2_a(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, + u32 addr, u32 data) +{ + static const u32 addr_is_idle[2] = {0x2C24, 0x2D24}; + static const u32 addr_ofst[2] = {0x2AE0, 0x2BE0}; + bool busy; + u32 val; + int ret; + + ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, busy, !busy, + 1, 3800, false, + rtwdev, addr_is_idle[rf_path], BIT(29)); + if (ret) { + rtw89_warn(rtwdev, "[%s] HWSI is busy\n", __func__); + return false; + } + + val = u32_encode_bits(addr, B_HWSI_DATA_ADDR) | + u32_encode_bits(data, B_HWSI_DATA_VAL); + + rtw89_phy_write32(rtwdev, addr_ofst[rf_path], val); + + return true; +} + +static +bool rtw89_phy_write_rf_a_v2(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, + u32 addr, u32 mask, u32 data) +{ + u32 val; + + if (mask == RFREG_MASK) { + val = data; + } else { + val = rtw89_phy_read_full_rf_v2_a(rtwdev, rf_path, addr); + val &= ~mask; + val |= (data << __ffs(mask)) & mask; + } + + return rtw89_phy_write_full_rf_v2_a(rtwdev, rf_path, addr, val); +} + +bool rtw89_phy_write_rf_v2(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, + u32 addr, u32 mask, u32 data) +{ + bool ad_sel = u32_get_bits(addr, RTW89_RF_ADDR_ADSEL_MASK); + + if (rf_path >= rtwdev->chip->rf_path_num) { + rtw89_err(rtwdev, "unsupported rf path (%d)\n", rf_path); + return INV_RF_DATA; + } + + if (ad_sel) + return rtw89_phy_write_rf(rtwdev, rf_path, addr, mask, data); + else + return rtw89_phy_write_rf_a_v2(rtwdev, rf_path, addr, mask, data); +} +EXPORT_SYMBOL(rtw89_phy_write_rf_v2); + static bool rtw89_chip_rf_v1(struct rtw89_dev *rtwdev) { return rtwdev->chip->ops->write_rf == rtw89_phy_write_rf_v1; @@ -893,20 +1072,30 @@ static void rtw89_phy_config_bb_reg(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, void *extra_data) { - if (reg->addr == 0xfe) + u32 addr; + + if (reg->addr == 0xfe) { mdelay(50); - else if (reg->addr == 0xfd) + } else if (reg->addr == 0xfd) { mdelay(5); - else if (reg->addr == 0xfc) + } else if (reg->addr == 0xfc) { mdelay(1); - else if (reg->addr == 0xfb) + } else if (reg->addr == 0xfb) { udelay(50); - else if (reg->addr == 0xfa) + } else if (reg->addr == 0xfa) { udelay(5); - else if (reg->addr == 0xf9) + } else if (reg->addr == 0xf9) { udelay(1); - else - rtw89_phy_write32(rtwdev, reg->addr, reg->data); + } else if (reg->data == BYPASS_CR_DATA) { + rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "Bypass CR 0x%x\n", reg->addr); + } else { + addr = reg->addr; + + if ((uintptr_t)extra_data == RTW89_PHY_1) + addr += rtw89_phy0_phy1_offset(rtwdev, reg->addr); + + rtw89_phy_write32(rtwdev, addr, reg->data); + } } union rtw89_phy_bb_gain_arg { @@ -929,7 +1118,7 @@ static void rtw89_phy_cfg_bb_gain_error(struct rtw89_dev *rtwdev, union rtw89_phy_bb_gain_arg arg, u32 data) { - struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 type = arg.type; u8 path = arg.path; u8 gband = arg.gain_band; @@ -968,7 +1157,7 @@ static void rtw89_phy_cfg_bb_rpl_ofst(struct rtw89_dev *rtwdev, union rtw89_phy_bb_gain_arg arg, u32 data) { - struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 rxsc_start = arg.rxsc_start; u8 bw = arg.bw; u8 path = arg.path; @@ -1050,7 +1239,7 @@ static void rtw89_phy_cfg_bb_gain_bypass(struct rtw89_dev *rtwdev, union rtw89_phy_bb_gain_arg arg, u32 data) { - struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 type = arg.type; u8 path = arg.path; u8 gband = arg.gain_band; @@ -1077,7 +1266,7 @@ static void rtw89_phy_cfg_bb_gain_op1db(struct rtw89_dev *rtwdev, union rtw89_phy_bb_gain_arg arg, u32 data) { - struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 type = arg.type; u8 path = arg.path; u8 gband = arg.gain_band; @@ -1108,10 +1297,10 @@ rtw89_phy_cfg_bb_gain_op1db(struct rtw89_dev *rtwdev, } } -static void rtw89_phy_config_bb_gain(struct rtw89_dev *rtwdev, - const struct rtw89_reg2_def *reg, - enum rtw89_rf_path rf_path, - void *extra_data) +static void rtw89_phy_config_bb_gain_ax(struct rtw89_dev *rtwdev, + const struct rtw89_reg2_def *reg, + enum rtw89_rf_path rf_path, + void *extra_data) { const struct rtw89_chip_info *chip = rtwdev->chip; union rtw89_phy_bb_gain_arg arg = { .addr = reg->addr }; @@ -1420,12 +1609,15 @@ void rtw89_phy_init_bb_reg(struct rtw89_dev *rtwdev) bb_table = elm_info->bb_tbl ? elm_info->bb_tbl : chip->bb_table; rtw89_phy_init_reg(rtwdev, bb_table, rtw89_phy_config_bb_reg, NULL); + if (rtwdev->dbcc_en) + rtw89_phy_init_reg(rtwdev, bb_table, rtw89_phy_config_bb_reg, + (void *)RTW89_PHY_1); rtw89_chip_init_txpwr_unit(rtwdev, RTW89_PHY_0); bb_gain_table = elm_info->bb_gain ? elm_info->bb_gain : chip->bb_gain_table; if (bb_gain_table) rtw89_phy_init_reg(rtwdev, bb_gain_table, - rtw89_phy_config_bb_gain, NULL); + chip->phy_def->config_bb_gain, NULL); rtw89_phy_bb_reset(rtwdev, RTW89_PHY_0); } @@ -1467,11 +1659,9 @@ void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev, bool noio) kfree(rf_reg_info); } -static void rtw89_phy_init_rf_nctl(struct rtw89_dev *rtwdev) +static void rtw89_phy_preinit_rf_nctl_ax(struct rtw89_dev *rtwdev) { - struct rtw89_fw_elm_info *elm_info = &rtwdev->fw.elm_info; const struct rtw89_chip_info *chip = rtwdev->chip; - const struct rtw89_phy_table *nctl_table; u32 val; int ret; @@ -1491,6 +1681,15 @@ static void rtw89_phy_init_rf_nctl(struct rtw89_dev *rtwdev) 1000, false, rtwdev); if (ret) rtw89_err(rtwdev, "failed to poll nctl block\n"); +} + +static void rtw89_phy_init_rf_nctl(struct rtw89_dev *rtwdev) +{ + struct rtw89_fw_elm_info *elm_info = &rtwdev->fw.elm_info; + const struct rtw89_chip_info *chip = rtwdev->chip; + const struct rtw89_phy_table *nctl_table; + + rtw89_phy_preinit_rf_nctl(rtwdev); nctl_table = elm_info->rf_nctl ? elm_info->rf_nctl : chip->nctl_table; rtw89_phy_init_reg(rtwdev, nctl_table, rtw89_phy_config_bb_reg, NULL); @@ -1499,14 +1698,11 @@ static void rtw89_phy_init_rf_nctl(struct rtw89_dev *rtwdev) rtw89_rfk_parser(rtwdev, chip->nctl_post_table); } -static u32 rtw89_phy0_phy1_offset(struct rtw89_dev *rtwdev, u32 addr) +static u32 rtw89_phy0_phy1_offset_ax(struct rtw89_dev *rtwdev, u32 addr) { u32 phy_page = addr >> 8; u32 ofst = 0; - if (rtwdev->chip->chip_gen == RTW89_CHIP_BE) - return addr < 0x10000 ? 0x20000 : 0; - switch (phy_page) { case 0x6: case 0x7: @@ -1561,6 +1757,7 @@ void rtw89_phy_set_phy_regs(struct rtw89_dev *rtwdev, u32 addr, u32 mask, rtw89_phy_write32_idx(rtwdev, addr, mask, val, RTW89_PHY_1); } +EXPORT_SYMBOL(rtw89_phy_set_phy_regs); void rtw89_phy_write_reg3_tbl(struct rtw89_dev *rtwdev, const struct rtw89_phy_reg3_tbl *tbl) @@ -2699,9 +2896,63 @@ void (* const rtw89_phy_c2h_rfk_log_handler[])(struct rtw89_dev *rtwdev, [RTW89_PHY_C2H_RFK_LOG_FUNC_TXGAPK] = rtw89_phy_c2h_rfk_log_txgapk, }; +static +void rtw89_phy_rfk_report_prep(struct rtw89_dev *rtwdev) +{ + struct rtw89_rfk_wait_info *wait = &rtwdev->rfk_wait; + + wait->state = RTW89_RFK_STATE_START; + wait->start_time = ktime_get(); + reinit_completion(&wait->completion); +} + +static +int rtw89_phy_rfk_report_wait(struct rtw89_dev *rtwdev, const char *rfk_name, + unsigned int ms) +{ + struct rtw89_rfk_wait_info *wait = &rtwdev->rfk_wait; + unsigned long time_left; + + /* Since we can't receive C2H event during SER, use a fixed delay. */ + if (test_bit(RTW89_FLAG_SER_HANDLING, rtwdev->flags)) { + fsleep(1000 * ms / 2); + goto out; + } + + time_left = wait_for_completion_timeout(&wait->completion, + msecs_to_jiffies(ms)); + if (time_left == 0) { + rtw89_warn(rtwdev, "failed to wait RF %s\n", rfk_name); + return -ETIMEDOUT; + } else if (wait->state != RTW89_RFK_STATE_OK) { + rtw89_warn(rtwdev, "failed to do RF %s result from state %d\n", + rfk_name, wait->state); + return -EFAULT; + } + +out: + rtw89_debug(rtwdev, RTW89_DBG_RFK, "RF %s takes %lld ms to complete\n", + rfk_name, ktime_ms_delta(ktime_get(), wait->start_time)); + + return 0; +} + static void rtw89_phy_c2h_rfk_report_state(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) { + const struct rtw89_c2h_rfk_report *report = + (const struct rtw89_c2h_rfk_report *)c2h->data; + struct rtw89_rfk_wait_info *wait = &rtwdev->rfk_wait; + + wait->state = report->state; + wait->version = report->version; + + complete(&wait->completion); + + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "RFK report state %d with version %d (%*ph)\n", + wait->state, wait->version, + (int)(len - sizeof(report->hdr)), &report->state); } static @@ -2772,6 +3023,726 @@ void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb, handler(rtwdev, skb, len); } +int rtw89_phy_rfk_pre_ntfy_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_pre_ntfy(rtwdev, phy_idx); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "PRE_NTFY", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_pre_ntfy_and_wait); + +int rtw89_phy_rfk_tssi_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + enum rtw89_tssi_mode tssi_mode, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_tssi(rtwdev, phy_idx, tssi_mode); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "TSSI", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_tssi_and_wait); + +int rtw89_phy_rfk_iqk_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_iqk(rtwdev, phy_idx); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "IQK", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_iqk_and_wait); + +int rtw89_phy_rfk_dpk_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_dpk(rtwdev, phy_idx); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "DPK", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_dpk_and_wait); + +int rtw89_phy_rfk_txgapk_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_txgapk(rtwdev, phy_idx); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "TXGAPK", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_txgapk_and_wait); + +int rtw89_phy_rfk_dack_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_dack(rtwdev, phy_idx); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "DACK", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_dack_and_wait); + +int rtw89_phy_rfk_rxdck_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms) +{ + int ret; + + rtw89_phy_rfk_report_prep(rtwdev); + + ret = rtw89_fw_h2c_rf_rxdck(rtwdev, phy_idx); + if (ret) + return ret; + + return rtw89_phy_rfk_report_wait(rtwdev, "RX_DCK", ms); +} +EXPORT_SYMBOL(rtw89_phy_rfk_rxdck_and_wait); + +static u32 phy_tssi_get_cck_group(u8 ch) +{ + switch (ch) { + case 1 ... 2: + return 0; + case 3 ... 5: + return 1; + case 6 ... 8: + return 2; + case 9 ... 11: + return 3; + case 12 ... 13: + return 4; + case 14: + return 5; + } + + return 0; +} + +#define PHY_TSSI_EXTRA_GROUP_BIT BIT(31) +#define PHY_TSSI_EXTRA_GROUP(idx) (PHY_TSSI_EXTRA_GROUP_BIT | (idx)) +#define PHY_IS_TSSI_EXTRA_GROUP(group) ((group) & PHY_TSSI_EXTRA_GROUP_BIT) +#define PHY_TSSI_EXTRA_GET_GROUP_IDX1(group) \ + ((group) & ~PHY_TSSI_EXTRA_GROUP_BIT) +#define PHY_TSSI_EXTRA_GET_GROUP_IDX2(group) \ + (PHY_TSSI_EXTRA_GET_GROUP_IDX1(group) + 1) + +static u32 phy_tssi_get_ofdm_group(u8 ch) +{ + switch (ch) { + case 1 ... 2: + return 0; + case 3 ... 5: + return 1; + case 6 ... 8: + return 2; + case 9 ... 11: + return 3; + case 12 ... 14: + return 4; + case 36 ... 40: + return 5; + case 41 ... 43: + return PHY_TSSI_EXTRA_GROUP(5); + case 44 ... 48: + return 6; + case 49 ... 51: + return PHY_TSSI_EXTRA_GROUP(6); + case 52 ... 56: + return 7; + case 57 ... 59: + return PHY_TSSI_EXTRA_GROUP(7); + case 60 ... 64: + return 8; + case 100 ... 104: + return 9; + case 105 ... 107: + return PHY_TSSI_EXTRA_GROUP(9); + case 108 ... 112: + return 10; + case 113 ... 115: + return PHY_TSSI_EXTRA_GROUP(10); + case 116 ... 120: + return 11; + case 121 ... 123: + return PHY_TSSI_EXTRA_GROUP(11); + case 124 ... 128: + return 12; + case 129 ... 131: + return PHY_TSSI_EXTRA_GROUP(12); + case 132 ... 136: + return 13; + case 137 ... 139: + return PHY_TSSI_EXTRA_GROUP(13); + case 140 ... 144: + return 14; + case 149 ... 153: + return 15; + case 154 ... 156: + return PHY_TSSI_EXTRA_GROUP(15); + case 157 ... 161: + return 16; + case 162 ... 164: + return PHY_TSSI_EXTRA_GROUP(16); + case 165 ... 169: + return 17; + case 170 ... 172: + return PHY_TSSI_EXTRA_GROUP(17); + case 173 ... 177: + return 18; + } + + return 0; +} + +static u32 phy_tssi_get_6g_ofdm_group(u8 ch) +{ + switch (ch) { + case 1 ... 5: + return 0; + case 6 ... 8: + return PHY_TSSI_EXTRA_GROUP(0); + case 9 ... 13: + return 1; + case 14 ... 16: + return PHY_TSSI_EXTRA_GROUP(1); + case 17 ... 21: + return 2; + case 22 ... 24: + return PHY_TSSI_EXTRA_GROUP(2); + case 25 ... 29: + return 3; + case 33 ... 37: + return 4; + case 38 ... 40: + return PHY_TSSI_EXTRA_GROUP(4); + case 41 ... 45: + return 5; + case 46 ... 48: + return PHY_TSSI_EXTRA_GROUP(5); + case 49 ... 53: + return 6; + case 54 ... 56: + return PHY_TSSI_EXTRA_GROUP(6); + case 57 ... 61: + return 7; + case 65 ... 69: + return 8; + case 70 ... 72: + return PHY_TSSI_EXTRA_GROUP(8); + case 73 ... 77: + return 9; + case 78 ... 80: + return PHY_TSSI_EXTRA_GROUP(9); + case 81 ... 85: + return 10; + case 86 ... 88: + return PHY_TSSI_EXTRA_GROUP(10); + case 89 ... 93: + return 11; + case 97 ... 101: + return 12; + case 102 ... 104: + return PHY_TSSI_EXTRA_GROUP(12); + case 105 ... 109: + return 13; + case 110 ... 112: + return PHY_TSSI_EXTRA_GROUP(13); + case 113 ... 117: + return 14; + case 118 ... 120: + return PHY_TSSI_EXTRA_GROUP(14); + case 121 ... 125: + return 15; + case 129 ... 133: + return 16; + case 134 ... 136: + return PHY_TSSI_EXTRA_GROUP(16); + case 137 ... 141: + return 17; + case 142 ... 144: + return PHY_TSSI_EXTRA_GROUP(17); + case 145 ... 149: + return 18; + case 150 ... 152: + return PHY_TSSI_EXTRA_GROUP(18); + case 153 ... 157: + return 19; + case 161 ... 165: + return 20; + case 166 ... 168: + return PHY_TSSI_EXTRA_GROUP(20); + case 169 ... 173: + return 21; + case 174 ... 176: + return PHY_TSSI_EXTRA_GROUP(21); + case 177 ... 181: + return 22; + case 182 ... 184: + return PHY_TSSI_EXTRA_GROUP(22); + case 185 ... 189: + return 23; + case 193 ... 197: + return 24; + case 198 ... 200: + return PHY_TSSI_EXTRA_GROUP(24); + case 201 ... 205: + return 25; + case 206 ... 208: + return PHY_TSSI_EXTRA_GROUP(25); + case 209 ... 213: + return 26; + case 214 ... 216: + return PHY_TSSI_EXTRA_GROUP(26); + case 217 ... 221: + return 27; + case 225 ... 229: + return 28; + case 230 ... 232: + return PHY_TSSI_EXTRA_GROUP(28); + case 233 ... 237: + return 29; + case 238 ... 240: + return PHY_TSSI_EXTRA_GROUP(29); + case 241 ... 245: + return 30; + case 246 ... 248: + return PHY_TSSI_EXTRA_GROUP(30); + case 249 ... 253: + return 31; + } + + return 0; +} + +static u32 phy_tssi_get_trim_group(u8 ch) +{ + switch (ch) { + case 1 ... 8: + return 0; + case 9 ... 14: + return 1; + case 36 ... 48: + return 2; + case 49 ... 51: + return PHY_TSSI_EXTRA_GROUP(2); + case 52 ... 64: + return 3; + case 100 ... 112: + return 4; + case 113 ... 115: + return PHY_TSSI_EXTRA_GROUP(4); + case 116 ... 128: + return 5; + case 132 ... 144: + return 6; + case 149 ... 177: + return 7; + } + + return 0; +} + +static u32 phy_tssi_get_6g_trim_group(u8 ch) +{ + switch (ch) { + case 1 ... 13: + return 0; + case 14 ... 16: + return PHY_TSSI_EXTRA_GROUP(0); + case 17 ... 29: + return 1; + case 33 ... 45: + return 2; + case 46 ... 48: + return PHY_TSSI_EXTRA_GROUP(2); + case 49 ... 61: + return 3; + case 65 ... 77: + return 4; + case 78 ... 80: + return PHY_TSSI_EXTRA_GROUP(4); + case 81 ... 93: + return 5; + case 97 ... 109: + return 6; + case 110 ... 112: + return PHY_TSSI_EXTRA_GROUP(6); + case 113 ... 125: + return 7; + case 129 ... 141: + return 8; + case 142 ... 144: + return PHY_TSSI_EXTRA_GROUP(8); + case 145 ... 157: + return 9; + case 161 ... 173: + return 10; + case 174 ... 176: + return PHY_TSSI_EXTRA_GROUP(10); + case 177 ... 189: + return 11; + case 193 ... 205: + return 12; + case 206 ... 208: + return PHY_TSSI_EXTRA_GROUP(12); + case 209 ... 221: + return 13; + case 225 ... 237: + return 14; + case 238 ... 240: + return PHY_TSSI_EXTRA_GROUP(14); + case 241 ... 253: + return 15; + } + + return 0; +} + +static s8 phy_tssi_get_ofdm_de(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + struct rtw89_tssi_info *tssi_info = &rtwdev->tssi; + enum rtw89_band band = chan->band_type; + u8 ch = chan->channel; + u32 gidx_1st; + u32 gidx_2nd; + s8 de_1st; + s8 de_2nd; + u32 gidx; + s8 val; + + if (band == RTW89_BAND_6G) + goto calc_6g; + + gidx = phy_tssi_get_ofdm_group(ch); + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs group_idx=0x%x\n", + path, gidx); + + if (PHY_IS_TSSI_EXTRA_GROUP(gidx)) { + gidx_1st = PHY_TSSI_EXTRA_GET_GROUP_IDX1(gidx); + gidx_2nd = PHY_TSSI_EXTRA_GET_GROUP_IDX2(gidx); + de_1st = tssi_info->tssi_mcs[path][gidx_1st]; + de_2nd = tssi_info->tssi_mcs[path][gidx_2nd]; + val = (de_1st + de_2nd) / 2; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs de=%d 1st=%d 2nd=%d\n", + path, val, de_1st, de_2nd); + } else { + val = tssi_info->tssi_mcs[path][gidx]; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs de=%d\n", path, val); + } + + return val; + +calc_6g: + gidx = phy_tssi_get_6g_ofdm_group(ch); + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs group_idx=0x%x\n", + path, gidx); + + if (PHY_IS_TSSI_EXTRA_GROUP(gidx)) { + gidx_1st = PHY_TSSI_EXTRA_GET_GROUP_IDX1(gidx); + gidx_2nd = PHY_TSSI_EXTRA_GET_GROUP_IDX2(gidx); + de_1st = tssi_info->tssi_6g_mcs[path][gidx_1st]; + de_2nd = tssi_info->tssi_6g_mcs[path][gidx_2nd]; + val = (de_1st + de_2nd) / 2; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs de=%d 1st=%d 2nd=%d\n", + path, val, de_1st, de_2nd); + } else { + val = tssi_info->tssi_6g_mcs[path][gidx]; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs de=%d\n", path, val); + } + + return val; +} + +static s8 phy_tssi_get_ofdm_trim_de(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + struct rtw89_tssi_info *tssi_info = &rtwdev->tssi; + enum rtw89_band band = chan->band_type; + u8 ch = chan->channel; + u32 tgidx_1st; + u32 tgidx_2nd; + s8 tde_1st; + s8 tde_2nd; + u32 tgidx; + s8 val; + + if (band == RTW89_BAND_6G) + goto calc_6g; + + tgidx = phy_tssi_get_trim_group(ch); + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs trim_group_idx=0x%x\n", + path, tgidx); + + if (PHY_IS_TSSI_EXTRA_GROUP(tgidx)) { + tgidx_1st = PHY_TSSI_EXTRA_GET_GROUP_IDX1(tgidx); + tgidx_2nd = PHY_TSSI_EXTRA_GET_GROUP_IDX2(tgidx); + tde_1st = tssi_info->tssi_trim[path][tgidx_1st]; + tde_2nd = tssi_info->tssi_trim[path][tgidx_2nd]; + val = (tde_1st + tde_2nd) / 2; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs trim_de=%d 1st=%d 2nd=%d\n", + path, val, tde_1st, tde_2nd); + } else { + val = tssi_info->tssi_trim[path][tgidx]; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs trim_de=%d\n", + path, val); + } + + return val; + +calc_6g: + tgidx = phy_tssi_get_6g_trim_group(ch); + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs trim_group_idx=0x%x\n", + path, tgidx); + + if (PHY_IS_TSSI_EXTRA_GROUP(tgidx)) { + tgidx_1st = PHY_TSSI_EXTRA_GET_GROUP_IDX1(tgidx); + tgidx_2nd = PHY_TSSI_EXTRA_GET_GROUP_IDX2(tgidx); + tde_1st = tssi_info->tssi_trim_6g[path][tgidx_1st]; + tde_2nd = tssi_info->tssi_trim_6g[path][tgidx_2nd]; + val = (tde_1st + tde_2nd) / 2; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs trim_de=%d 1st=%d 2nd=%d\n", + path, val, tde_1st, tde_2nd); + } else { + val = tssi_info->tssi_trim_6g[path][tgidx]; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d mcs trim_de=%d\n", + path, val); + } + + return val; +} + +void rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy, + const struct rtw89_chan *chan, + struct rtw89_h2c_rf_tssi *h2c) +{ + struct rtw89_tssi_info *tssi_info = &rtwdev->tssi; + u8 ch = chan->channel; + s8 trim_de; + s8 ofdm_de; + s8 cck_de; + u8 gidx; + s8 val; + int i; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, "[TSSI][TRIM]: phy=%d ch=%d\n", + phy, ch); + + for (i = RF_PATH_A; i <= RF_PATH_B; i++) { + trim_de = phy_tssi_get_ofdm_trim_de(rtwdev, phy, chan, i); + h2c->curr_tssi_trim_de[i] = trim_de; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d trim_de=0x%x\n", i, trim_de); + + gidx = phy_tssi_get_cck_group(ch); + cck_de = tssi_info->tssi_cck[i][gidx]; + val = u32_get_bits(cck_de + trim_de, 0xff); + + h2c->curr_tssi_cck_de[i] = 0x0; + h2c->curr_tssi_cck_de_20m[i] = val; + h2c->curr_tssi_cck_de_40m[i] = val; + h2c->curr_tssi_efuse_cck_de[i] = cck_de; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d cck_de=0x%x\n", i, cck_de); + + ofdm_de = phy_tssi_get_ofdm_de(rtwdev, phy, chan, i); + val = u32_get_bits(ofdm_de + trim_de, 0xff); + + h2c->curr_tssi_ofdm_de[i] = 0x0; + h2c->curr_tssi_ofdm_de_20m[i] = val; + h2c->curr_tssi_ofdm_de_40m[i] = val; + h2c->curr_tssi_ofdm_de_80m[i] = val; + h2c->curr_tssi_ofdm_de_160m[i] = val; + h2c->curr_tssi_ofdm_de_320m[i] = val; + h2c->curr_tssi_efuse_ofdm_de[i] = ofdm_de; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][TRIM]: path=%d ofdm_de=0x%x\n", i, ofdm_de); + } +} + +void rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy, + const struct rtw89_chan *chan, + struct rtw89_h2c_rf_tssi *h2c) +{ + struct rtw89_fw_txpwr_track_cfg *trk = rtwdev->fw.elm_info.txpwr_trk; + struct rtw89_tssi_info *tssi_info = &rtwdev->tssi; + const s8 *thm_up[RF_PATH_B + 1] = {}; + const s8 *thm_down[RF_PATH_B + 1] = {}; + u8 subband = chan->subband_type; + s8 thm_ofst[128] = {0}; + u8 thermal; + u8 path; + u8 i, j; + + switch (subband) { + default: + case RTW89_CH_2G: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_2GA_P][0]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_2GA_N][0]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_2GB_P][0]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_2GB_N][0]; + break; + case RTW89_CH_5G_BAND_1: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GA_P][0]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GA_N][0]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GB_P][0]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GB_N][0]; + break; + case RTW89_CH_5G_BAND_3: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GA_P][1]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GA_N][1]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GB_P][1]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GB_N][1]; + break; + case RTW89_CH_5G_BAND_4: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GA_P][2]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GA_N][2]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GB_P][2]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_5GB_N][2]; + break; + case RTW89_CH_6G_BAND_IDX0: + case RTW89_CH_6G_BAND_IDX1: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_P][0]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_N][0]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_P][0]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_N][0]; + break; + case RTW89_CH_6G_BAND_IDX2: + case RTW89_CH_6G_BAND_IDX3: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_P][1]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_N][1]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_P][1]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_N][1]; + break; + case RTW89_CH_6G_BAND_IDX4: + case RTW89_CH_6G_BAND_IDX5: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_P][2]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_N][2]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_P][2]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_N][2]; + break; + case RTW89_CH_6G_BAND_IDX6: + case RTW89_CH_6G_BAND_IDX7: + thm_up[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_P][3]; + thm_down[RF_PATH_A] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GA_N][3]; + thm_up[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_P][3]; + thm_down[RF_PATH_B] = trk->delta[RTW89_FW_TXPWR_TRK_TYPE_6GB_N][3]; + break; + } + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI] tmeter tbl on subband: %u\n", subband); + + for (path = RF_PATH_A; path <= RF_PATH_B; path++) { + thermal = tssi_info->thermal[path]; + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "path: %u, pg thermal: 0x%x\n", path, thermal); + + if (thermal == 0xff) { + h2c->pg_thermal[path] = 0x38; + memset(h2c->ftable[path], 0, sizeof(h2c->ftable[path])); + continue; + } + + h2c->pg_thermal[path] = thermal; + + i = 0; + for (j = 0; j < 64; j++) + thm_ofst[j] = i < DELTA_SWINGIDX_SIZE ? + thm_up[path][i++] : + thm_up[path][DELTA_SWINGIDX_SIZE - 1]; + + i = 1; + for (j = 127; j >= 64; j--) + thm_ofst[j] = i < DELTA_SWINGIDX_SIZE ? + -thm_down[path][i++] : + -thm_down[path][DELTA_SWINGIDX_SIZE - 1]; + + for (i = 0; i < 128; i += 4) { + h2c->ftable[path][i + 0] = thm_ofst[i + 3]; + h2c->ftable[path][i + 1] = thm_ofst[i + 2]; + h2c->ftable[path][i + 2] = thm_ofst[i + 1]; + h2c->ftable[path][i + 3] = thm_ofst[i + 0]; + + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "thm ofst [%x]: %02x %02x %02x %02x\n", + i, thm_ofst[i], thm_ofst[i + 1], + thm_ofst[i + 2], thm_ofst[i + 3]); + } + } +} + static u8 rtw89_phy_cfo_get_xcap_reg(struct rtw89_dev *rtwdev, bool sc_xo) { const struct rtw89_xtal_info *xtal = rtwdev->chip->xtal_info; @@ -4551,6 +5522,9 @@ static void rtw89_phy_dig_set_rxb_idx(struct rtw89_dev *rtwdev, u8 rxb_idx) static void rtw89_phy_dig_set_igi_cr(struct rtw89_dev *rtwdev, const struct rtw89_agc_gaincode_set set) { + if (!rtwdev->hal.support_igi) + return; + rtw89_phy_dig_set_lna_idx(rtwdev, set.lna_idx); rtw89_phy_dig_set_tia_idx(rtwdev, set.tia_idx); rtw89_phy_dig_set_rxb_idx(rtwdev, set.rxb_idx); @@ -4606,7 +5580,8 @@ static void rtw89_phy_dig_dyn_pd_th(struct rtw89_dev *rtwdev, u8 rssi, s8 cck_cca_th; u32 pd_val = 0; - under_region += PD_TH_SB_FLTR_CMP_VAL; + if (rtwdev->chip->chip_gen == RTW89_CHIP_AX) + under_region += PD_TH_SB_FLTR_CMP_VAL; switch (cbw) { case RTW89_CHANNEL_WIDTH_40: @@ -4953,12 +5928,15 @@ void rtw89_phy_dm_init(struct rtw89_dev *rtwdev) rtw89_physts_parsing_init(rtwdev); rtw89_phy_dig_init(rtwdev); rtw89_phy_cfo_init(rtwdev); + rtw89_phy_bb_wrap_init(rtwdev); rtw89_phy_edcca_init(rtwdev); + rtw89_phy_ch_info_init(rtwdev); rtw89_phy_ul_tb_info_init(rtwdev); rtw89_phy_antdiv_init(rtwdev); rtw89_chip_rfe_gpio(rtwdev); rtw89_phy_antdiv_set_ant(rtwdev); + rtw89_chip_rfk_hw_init(rtwdev); rtw89_phy_init_rf_nctl(rtwdev); rtw89_chip_rfk_init(rtwdev); rtw89_chip_set_txpwr_ctrl(rtwdev); @@ -5400,6 +6378,78 @@ void rtw89_phy_edcca_track(struct rtw89_dev *rtwdev) rtw89_phy_edcca_log(rtwdev); } +enum rtw89_rf_path_bit rtw89_phy_get_kpath(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[RFK] kpath dbcc_en: 0x%x, mode=0x%x, PHY%d\n", + rtwdev->dbcc_en, rtwdev->mlo_dbcc_mode, phy_idx); + + switch (rtwdev->mlo_dbcc_mode) { + case MLO_1_PLUS_1_1RF: + if (phy_idx == RTW89_PHY_0) + return RF_A; + else + return RF_B; + case MLO_1_PLUS_1_2RF: + if (phy_idx == RTW89_PHY_0) + return RF_A; + else + return RF_D; + case MLO_0_PLUS_2_1RF: + case MLO_2_PLUS_0_1RF: + if (phy_idx == RTW89_PHY_0) + return RF_AB; + else + return RF_AB; + case MLO_0_PLUS_2_2RF: + case MLO_2_PLUS_0_2RF: + case MLO_2_PLUS_2_2RF: + default: + if (phy_idx == RTW89_PHY_0) + return RF_AB; + else + return RF_CD; + } +} +EXPORT_SYMBOL(rtw89_phy_get_kpath); + +enum rtw89_rf_path rtw89_phy_get_syn_sel(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[RFK] kpath dbcc_en: 0x%x, mode=0x%x, PHY%d\n", + rtwdev->dbcc_en, rtwdev->mlo_dbcc_mode, phy_idx); + + switch (rtwdev->mlo_dbcc_mode) { + case MLO_1_PLUS_1_1RF: + if (phy_idx == RTW89_PHY_0) + return RF_PATH_A; + else + return RF_PATH_B; + case MLO_1_PLUS_1_2RF: + if (phy_idx == RTW89_PHY_0) + return RF_PATH_A; + else + return RF_PATH_D; + case MLO_0_PLUS_2_1RF: + case MLO_2_PLUS_0_1RF: + if (phy_idx == RTW89_PHY_0) + return RF_PATH_A; + else + return RF_PATH_B; + case MLO_0_PLUS_2_2RF: + case MLO_2_PLUS_0_2RF: + case MLO_2_PLUS_2_2RF: + default: + if (phy_idx == RTW89_PHY_0) + return RF_PATH_A; + else + return RF_PATH_C; + } +} +EXPORT_SYMBOL(rtw89_phy_get_syn_sel); + static const struct rtw89_ccx_regs rtw89_ccx_regs_ax = { .setting_addr = R_CCX, .edcca_opt_mask = B_CCX_EDCCA_OPT_MSK, @@ -5476,6 +6526,11 @@ const struct rtw89_phy_gen_def rtw89_phy_gen_ax = { .ccx = &rtw89_ccx_regs_ax, .physts = &rtw89_physts_regs_ax, .cfo = &rtw89_cfo_regs_ax, + .phy0_phy1_offset = rtw89_phy0_phy1_offset_ax, + .config_bb_gain = rtw89_phy_config_bb_gain_ax, + .preinit_rf_nctl = rtw89_phy_preinit_rf_nctl_ax, + .bb_wrap_init = NULL, + .ch_info_init = NULL, .set_txpwr_byrate = rtw89_phy_set_txpwr_byrate_ax, .set_txpwr_offset = rtw89_phy_set_txpwr_offset_ax, diff --git a/drivers/net/wireless/realtek/rtw89/phy.h b/drivers/net/wireless/realtek/rtw89/phy.h index 3e379077c6ca..082231ebbee5 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.h +++ b/drivers/net/wireless/realtek/rtw89/phy.h @@ -7,6 +7,7 @@ #include "core.h" +#define RTW89_BBMCU_ADDR_OFFSET 0x30000 #define RTW89_RF_ADDR_ADSEL_MASK BIT(16) #define get_phy_headline(addr) FIELD_GET(GENMASK(31, 28), addr) @@ -509,6 +510,14 @@ struct rtw89_phy_gen_def { const struct rtw89_ccx_regs *ccx; const struct rtw89_physts_regs *physts; const struct rtw89_cfo_regs *cfo; + u32 (*phy0_phy1_offset)(struct rtw89_dev *rtwdev, u32 addr); + void (*config_bb_gain)(struct rtw89_dev *rtwdev, + const struct rtw89_reg2_def *reg, + enum rtw89_rf_path rf_path, + void *extra_data); + void (*preinit_rf_nctl)(struct rtw89_dev *rtwdev); + void (*bb_wrap_init)(struct rtw89_dev *rtwdev); + void (*ch_info_init)(struct rtw89_dev *rtwdev); void (*set_txpwr_byrate)(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, @@ -604,6 +613,15 @@ static inline u32 rtw89_phy_read32_mask(struct rtw89_dev *rtwdev, return rtw89_read32_mask(rtwdev, addr + phy->cr_base, mask); } +static inline void rtw89_bbmcu_write32(struct rtw89_dev *rtwdev, + u32 addr, u32 data, enum rtw89_phy_idx phy_idx) +{ + if (phy_idx && addr < 0x10000) + addr += 0x20000; + + rtw89_write32(rtwdev, addr + RTW89_BBMCU_ADDR_OFFSET, data); +} + static inline enum rtw89_gain_offset rtw89_subband_to_gain_offset_band_of_ofdm(enum rtw89_subband subband) { @@ -664,6 +682,38 @@ enum rtw89_phy_bb_gain_band rtw89_subband_to_bb_gain_band(enum rtw89_subband sub } } +static inline +enum rtw89_phy_gain_band_be rtw89_subband_to_gain_band_be(enum rtw89_subband subband) +{ + switch (subband) { + default: + case RTW89_CH_2G: + return RTW89_BB_GAIN_BAND_2G_BE; + case RTW89_CH_5G_BAND_1: + return RTW89_BB_GAIN_BAND_5G_L_BE; + case RTW89_CH_5G_BAND_3: + return RTW89_BB_GAIN_BAND_5G_M_BE; + case RTW89_CH_5G_BAND_4: + return RTW89_BB_GAIN_BAND_5G_H_BE; + case RTW89_CH_6G_BAND_IDX0: + return RTW89_BB_GAIN_BAND_6G_L0_BE; + case RTW89_CH_6G_BAND_IDX1: + return RTW89_BB_GAIN_BAND_6G_L1_BE; + case RTW89_CH_6G_BAND_IDX2: + return RTW89_BB_GAIN_BAND_6G_M0_BE; + case RTW89_CH_6G_BAND_IDX3: + return RTW89_BB_GAIN_BAND_6G_M1_BE; + case RTW89_CH_6G_BAND_IDX4: + return RTW89_BB_GAIN_BAND_6G_H0_BE; + case RTW89_CH_6G_BAND_IDX5: + return RTW89_BB_GAIN_BAND_6G_H1_BE; + case RTW89_CH_6G_BAND_IDX6: + return RTW89_BB_GAIN_BAND_6G_UH0_BE; + case RTW89_CH_6G_BAND_IDX7: + return RTW89_BB_GAIN_BAND_6G_UH1_BE; + } +} + enum rtw89_rfk_flag { RTW89_RFK_F_WRF = 0, RTW89_RFK_F_WM = 1, @@ -728,14 +778,20 @@ void rtw89_phy_write_reg3_tbl(struct rtw89_dev *rtwdev, u8 rtw89_phy_get_txsc(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, enum rtw89_bandwidth dbw); +u8 rtw89_phy_get_txsb(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, + enum rtw89_bandwidth dbw); u32 rtw89_phy_read_rf(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, u32 addr, u32 mask); u32 rtw89_phy_read_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, u32 addr, u32 mask); +u32 rtw89_phy_read_rf_v2(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, + u32 addr, u32 mask); bool rtw89_phy_write_rf(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, u32 addr, u32 mask, u32 data); bool rtw89_phy_write_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, u32 addr, u32 mask, u32 data); +bool rtw89_phy_write_rf_v2(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path, + u32 addr, u32 mask, u32 data); void rtw89_phy_init_bb_reg(struct rtw89_dev *rtwdev); void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev, bool noio); void rtw89_phy_config_rf_reg_v1(struct rtw89_dev *rtwdev, @@ -759,6 +815,29 @@ s8 rtw89_phy_read_txpwr_limit(struct rtw89_dev *rtwdev, u8 band, s8 rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev *rtwdev, u8 band, u8 ru, u8 ntx, u8 ch); +static inline void rtw89_phy_preinit_rf_nctl(struct rtw89_dev *rtwdev) +{ + const struct rtw89_phy_gen_def *phy = rtwdev->chip->phy_def; + + phy->preinit_rf_nctl(rtwdev); +} + +static inline void rtw89_phy_bb_wrap_init(struct rtw89_dev *rtwdev) +{ + const struct rtw89_phy_gen_def *phy = rtwdev->chip->phy_def; + + if (phy->bb_wrap_init) + phy->bb_wrap_init(rtwdev); +} + +static inline void rtw89_phy_ch_info_init(struct rtw89_dev *rtwdev) +{ + const struct rtw89_phy_gen_def *phy = rtwdev->chip->phy_def; + + if (phy->ch_info_init) + phy->ch_info_init(rtwdev); +} + static inline void rtw89_phy_set_txpwr_byrate(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, @@ -809,6 +888,36 @@ void rtw89_phy_rate_pattern_vif(struct rtw89_dev *rtwdev, bool rtw89_phy_c2h_chk_atomic(struct rtw89_dev *rtwdev, u8 class, u8 func); void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb, u32 len, u8 class, u8 func); +int rtw89_phy_rfk_pre_ntfy_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms); +int rtw89_phy_rfk_tssi_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + enum rtw89_tssi_mode tssi_mode, + unsigned int ms); +int rtw89_phy_rfk_iqk_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms); +int rtw89_phy_rfk_dpk_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms); +int rtw89_phy_rfk_txgapk_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms); +int rtw89_phy_rfk_dack_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms); +int rtw89_phy_rfk_rxdck_and_wait(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, + unsigned int ms); +void rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy, + const struct rtw89_chan *chan, + struct rtw89_h2c_rf_tssi *h2c); +void rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy, + const struct rtw89_chan *chan, + struct rtw89_h2c_rf_tssi *h2c); void rtw89_phy_cfo_track(struct rtw89_dev *rtwdev); void rtw89_phy_cfo_track_work(struct work_struct *work); void rtw89_phy_cfo_parse(struct rtw89_dev *rtwdev, s16 cfo_val, @@ -836,5 +945,9 @@ void rtw89_decode_chan_idx(struct rtw89_dev *rtwdev, u8 chan_idx, void rtw89_phy_config_edcca(struct rtw89_dev *rtwdev, bool scan); void rtw89_phy_edcca_track(struct rtw89_dev *rtwdev); void rtw89_phy_edcca_thre_calc(struct rtw89_dev *rtwdev); +enum rtw89_rf_path_bit rtw89_phy_get_kpath(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx); +enum rtw89_rf_path rtw89_phy_get_syn_sel(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx); #endif diff --git a/drivers/net/wireless/realtek/rtw89/phy_be.c b/drivers/net/wireless/realtek/rtw89/phy_be.c index 63eeeea72b68..be0148f2b96f 100644 --- a/drivers/net/wireless/realtek/rtw89/phy_be.c +++ b/drivers/net/wireless/realtek/rtw89/phy_be.c @@ -78,6 +78,332 @@ static const struct rtw89_cfo_regs rtw89_cfo_regs_be = { .valid_0_mask = B_DCFO_OPT_EN_V1, }; +static u32 rtw89_phy0_phy1_offset_be(struct rtw89_dev *rtwdev, u32 addr) +{ + u32 phy_page = addr >> 8; + u32 ofst = 0; + + if ((phy_page >= 0x4 && phy_page <= 0xF) || + (phy_page >= 0x20 && phy_page <= 0x2B) || + (phy_page >= 0x40 && phy_page <= 0x4f) || + (phy_page >= 0x60 && phy_page <= 0x6f) || + (phy_page >= 0xE4 && phy_page <= 0xE5) || + (phy_page >= 0xE8 && phy_page <= 0xED)) + ofst = 0x1000; + else + ofst = 0x0; + + return ofst; +} + +union rtw89_phy_bb_gain_arg_be { + u32 addr; + struct { + u8 type; +#define BB_GAIN_TYPE_SUB0_BE GENMASK(3, 0) +#define BB_GAIN_TYPE_SUB1_BE GENMASK(7, 4) + u8 path_bw; +#define BB_GAIN_PATH_BE GENMASK(3, 0) +#define BB_GAIN_BW_BE GENMASK(7, 4) + u8 gain_band; + u8 cfg_type; + } __packed; +} __packed; + +static void +rtw89_phy_cfg_bb_gain_error_be(struct rtw89_dev *rtwdev, + union rtw89_phy_bb_gain_arg_be arg, u32 data) +{ + struct rtw89_phy_bb_gain_info_be *gain = &rtwdev->bb_gain.be; + u8 bw_type = u8_get_bits(arg.path_bw, BB_GAIN_BW_BE); + u8 path = u8_get_bits(arg.path_bw, BB_GAIN_PATH_BE); + u8 gband = arg.gain_band; + u8 type = arg.type; + int i; + + switch (type) { + case 0: + for (i = 0; i < 4; i++, data >>= 8) + gain->lna_gain[gband][bw_type][path][i] = data & 0xff; + break; + case 1: + for (i = 4; i < 7; i++, data >>= 8) + gain->lna_gain[gband][bw_type][path][i] = data & 0xff; + break; + case 2: + for (i = 0; i < 2; i++, data >>= 8) + gain->tia_gain[gband][bw_type][path][i] = data & 0xff; + break; + default: + rtw89_warn(rtwdev, + "bb gain error {0x%x:0x%x} with unknown type: %d\n", + arg.addr, data, type); + break; + } +} + +static void +rtw89_phy_cfg_bb_rpl_ofst_be(struct rtw89_dev *rtwdev, + union rtw89_phy_bb_gain_arg_be arg, u32 data) +{ + struct rtw89_phy_bb_gain_info_be *gain = &rtwdev->bb_gain.be; + u8 type_sub0 = u8_get_bits(arg.type, BB_GAIN_TYPE_SUB0_BE); + u8 type_sub1 = u8_get_bits(arg.type, BB_GAIN_TYPE_SUB1_BE); + u8 path = u8_get_bits(arg.path_bw, BB_GAIN_PATH_BE); + u8 gband = arg.gain_band; + u8 ofst = 0; + int i; + + switch (type_sub1) { + case RTW89_CMAC_BW_20M: + gain->rpl_ofst_20[gband][path][0] = (s8)data; + break; + case RTW89_CMAC_BW_40M: + for (i = 0; i < RTW89_BW20_SC_40M; i++, data >>= 8) + gain->rpl_ofst_40[gband][path][i] = data & 0xff; + break; + case RTW89_CMAC_BW_80M: + for (i = 0; i < RTW89_BW20_SC_80M; i++, data >>= 8) + gain->rpl_ofst_80[gband][path][i] = data & 0xff; + break; + case RTW89_CMAC_BW_160M: + if (type_sub0 == 0) + ofst = 0; + else + ofst = RTW89_BW20_SC_80M; + + for (i = 0; i < RTW89_BW20_SC_80M; i++, data >>= 8) + gain->rpl_ofst_160[gband][path][i + ofst] = data & 0xff; + break; + default: + rtw89_warn(rtwdev, + "bb rpl ofst {0x%x:0x%x} with unknown type_sub1: %d\n", + arg.addr, data, type_sub1); + break; + } +} + +static void +rtw89_phy_cfg_bb_gain_op1db_be(struct rtw89_dev *rtwdev, + union rtw89_phy_bb_gain_arg_be arg, u32 data) +{ + struct rtw89_phy_bb_gain_info_be *gain = &rtwdev->bb_gain.be; + u8 bw_type = u8_get_bits(arg.path_bw, BB_GAIN_BW_BE); + u8 path = u8_get_bits(arg.path_bw, BB_GAIN_PATH_BE); + u8 gband = arg.gain_band; + u8 type = arg.type; + int i; + + switch (type) { + case 0: + for (i = 0; i < 4; i++, data >>= 8) + gain->lna_op1db[gband][bw_type][path][i] = data & 0xff; + break; + case 1: + for (i = 4; i < 7; i++, data >>= 8) + gain->lna_op1db[gband][bw_type][path][i] = data & 0xff; + break; + case 2: + for (i = 0; i < 4; i++, data >>= 8) + gain->tia_lna_op1db[gband][bw_type][path][i] = data & 0xff; + break; + case 3: + for (i = 4; i < 8; i++, data >>= 8) + gain->tia_lna_op1db[gband][bw_type][path][i] = data & 0xff; + break; + default: + rtw89_warn(rtwdev, + "bb gain op1db {0x%x:0x%x} with unknown type: %d\n", + arg.addr, data, type); + break; + } +} + +static void rtw89_phy_config_bb_gain_be(struct rtw89_dev *rtwdev, + const struct rtw89_reg2_def *reg, + enum rtw89_rf_path rf_path, + void *extra_data) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + union rtw89_phy_bb_gain_arg_be arg = { .addr = reg->addr }; + struct rtw89_efuse *efuse = &rtwdev->efuse; + u8 bw_type = u8_get_bits(arg.path_bw, BB_GAIN_BW_BE); + u8 path = u8_get_bits(arg.path_bw, BB_GAIN_PATH_BE); + + if (bw_type >= RTW89_BB_BW_NR_BE) + return; + + if (arg.gain_band >= RTW89_BB_GAIN_BAND_NR_BE) + return; + + if (path >= chip->rf_path_num) + return; + + if (arg.addr >= 0xf9 && arg.addr <= 0xfe) { + rtw89_warn(rtwdev, "bb gain table with flow ctrl\n"); + return; + } + + switch (arg.cfg_type) { + case 0: + rtw89_phy_cfg_bb_gain_error_be(rtwdev, arg, reg->data); + break; + case 1: + rtw89_phy_cfg_bb_rpl_ofst_be(rtwdev, arg, reg->data); + break; + case 2: + /* ignore BB gain bypass */ + break; + case 3: + rtw89_phy_cfg_bb_gain_op1db_be(rtwdev, arg, reg->data); + break; + case 4: + /* This cfg_type is only used by rfe_type >= 50 with eFEM */ + if (efuse->rfe_type < 50) + break; + fallthrough; + default: + rtw89_warn(rtwdev, + "bb gain {0x%x:0x%x} with unknown cfg type: %d\n", + arg.addr, reg->data, arg.cfg_type); + break; + } +} + +static void rtw89_phy_preinit_rf_nctl_be(struct rtw89_dev *rtwdev) +{ + rtw89_phy_write32_mask(rtwdev, R_GOTX_IQKDPK_C0, B_GOTX_IQKDPK, 0x3); + rtw89_phy_write32_mask(rtwdev, R_GOTX_IQKDPK_C1, B_GOTX_IQKDPK, 0x3); + rtw89_phy_write32_mask(rtwdev, R_IQKDPK_HC, B_IQKDPK_HC, 0x1); + rtw89_phy_write32_mask(rtwdev, R_CLK_GCK, B_CLK_GCK, 0x00fffff); + rtw89_phy_write32_mask(rtwdev, R_IOQ_IQK_DPK, B_IOQ_IQK_DPK_CLKEN, 0x3); + rtw89_phy_write32_mask(rtwdev, R_IQK_DPK_RST, B_IQK_DPK_RST, 0x1); + rtw89_phy_write32_mask(rtwdev, R_IQK_DPK_PRST, B_IQK_DPK_PRST, 0x1); + rtw89_phy_write32_mask(rtwdev, R_IQK_DPK_PRST_C1, B_IQK_DPK_PRST, 0x1); + rtw89_phy_write32_mask(rtwdev, R_TXRFC, B_TXRFC_RST, 0x1); + + if (rtwdev->dbcc_en) { + rtw89_phy_write32_mask(rtwdev, R_IQK_DPK_RST_C1, B_IQK_DPK_RST, 0x1); + rtw89_phy_write32_mask(rtwdev, R_TXRFC_C1, B_TXRFC_RST, 0x1); + } +} + +static +void rtw89_phy_bb_wrap_pwr_by_macid_init(struct rtw89_dev *rtwdev) +{ + u32 macid_idx, cr, base_macid_lmt, max_macid = 32; + + base_macid_lmt = R_BE_PWR_MACID_LMT_BASE; + + for (macid_idx = 0; macid_idx < 4 * max_macid; macid_idx += 4) { + cr = base_macid_lmt + macid_idx; + rtw89_write32(rtwdev, cr, 0x03007F7F); + } +} + +static +void rtw89_phy_bb_wrap_tx_path_by_macid_init(struct rtw89_dev *rtwdev) +{ + int i, max_macid = 32; + u32 cr = R_BE_PWR_MACID_PATH_BASE; + + for (i = 0; i < max_macid; i++, cr += 4) + rtw89_write32(rtwdev, cr, 0x03C86000); +} + +static void rtw89_phy_bb_wrap_tpu_set_all(struct rtw89_dev *rtwdev, + enum rtw89_mac_idx mac_idx) +{ + u32 addr; + + for (addr = R_BE_PWR_BY_RATE; addr <= R_BE_PWR_BY_RATE_END; addr += 4) + rtw89_write32(rtwdev, addr, 0); + for (addr = R_BE_PWR_RULMT_START; addr <= R_BE_PWR_RULMT_END; addr += 4) + rtw89_write32(rtwdev, addr, 0); + for (addr = R_BE_PWR_RATE_OFST_CTRL; addr <= R_BE_PWR_RATE_OFST_END; addr += 4) + rtw89_write32(rtwdev, addr, 0); + + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_REF_CTRL, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_OFST_LMT_DB, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_OFST_LMTBF, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_OFST_LMTBF_DB, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_RATE_CTRL, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_OFST_BYRATE_DB, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_OFST_RULMT, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_OFST_RULMT_DB, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_OFST_SW, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_OFST_SW_DB, 0); +} + +static +void rtw89_phy_bb_wrap_listen_path_en_init(struct rtw89_dev *rtwdev) +{ + u32 addr; + int ret; + + ret = rtw89_mac_check_mac_en(rtwdev, RTW89_MAC_1, RTW89_CMAC_SEL); + if (ret) + return; + + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_LISTEN_PATH, RTW89_MAC_1); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_LISTEN_PATH_EN, 0x2); +} + +static void rtw89_phy_bb_wrap_force_cr_init(struct rtw89_dev *rtwdev, + enum rtw89_mac_idx mac_idx) +{ + u32 addr; + + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_FORCE_LMT, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_FORCE_LMT_ON, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_BOOST, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_FORCE_RATE_ON, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_OFST_RULMT, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_FORCE_RU_ENON, 0); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_FORCE_RU_ON, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_FORCE_MACID, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_FORCE_MACID_ON, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_COEX_CTRL, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_PWR_FORCE_COEX_ON, 0); + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_RATE_CTRL, mac_idx); + rtw89_write32_mask(rtwdev, addr, B_BE_FORCE_PWR_BY_RATE_EN, 0); +} + +static void rtw89_phy_bb_wrap_ftm_init(struct rtw89_dev *rtwdev, + enum rtw89_mac_idx mac_idx) +{ + u32 addr; + + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_FTM, mac_idx); + rtw89_write32(rtwdev, addr, 0xE4E431); + + addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_FTM_SS, mac_idx); + rtw89_write32_mask(rtwdev, addr, 0x7, 0); +} + +static void rtw89_phy_bb_wrap_init_be(struct rtw89_dev *rtwdev) +{ + enum rtw89_mac_idx mac_idx = RTW89_MAC_0; + + rtw89_phy_bb_wrap_pwr_by_macid_init(rtwdev); + rtw89_phy_bb_wrap_tx_path_by_macid_init(rtwdev); + rtw89_phy_bb_wrap_listen_path_en_init(rtwdev); + rtw89_phy_bb_wrap_force_cr_init(rtwdev, mac_idx); + rtw89_phy_bb_wrap_ftm_init(rtwdev, mac_idx); + rtw89_phy_bb_wrap_tpu_set_all(rtwdev, mac_idx); +} + +static void rtw89_phy_ch_info_init_be(struct rtw89_dev *rtwdev) +{ + rtw89_phy_write32_mask(rtwdev, R_CHINFO_SEG, B_CHINFO_SEG_LEN, 0x0); + rtw89_phy_write32_mask(rtwdev, R_CHINFO_SEG, B_CHINFO_SEG, 0xf); + rtw89_phy_write32_mask(rtwdev, R_CHINFO_DATA, B_CHINFO_DATA_BITMAP, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_CHINFO_ELM_SRC, B_CHINFO_ELM_BITMAP, 0x40303); + rtw89_phy_set_phy_regs(rtwdev, R_CHINFO_ELM_SRC, B_CHINFO_SRC, 0x0); + rtw89_phy_set_phy_regs(rtwdev, R_CHINFO_TYPE_SCAL, B_CHINFO_TYPE, 0x3); + rtw89_phy_set_phy_regs(rtwdev, R_CHINFO_TYPE_SCAL, B_CHINFO_SCAL, 0x0); +} + struct rtw89_byr_spec_ent_be { struct rtw89_rate_desc init; u8 num_of_idx; @@ -644,6 +970,11 @@ const struct rtw89_phy_gen_def rtw89_phy_gen_be = { .ccx = &rtw89_ccx_regs_be, .physts = &rtw89_physts_regs_be, .cfo = &rtw89_cfo_regs_be, + .phy0_phy1_offset = rtw89_phy0_phy1_offset_be, + .config_bb_gain = rtw89_phy_config_bb_gain_be, + .preinit_rf_nctl = rtw89_phy_preinit_rf_nctl_be, + .bb_wrap_init = rtw89_phy_bb_wrap_init_be, + .ch_info_init = rtw89_phy_ch_info_init_be, .set_txpwr_byrate = rtw89_phy_set_txpwr_byrate_be, .set_txpwr_offset = rtw89_phy_set_txpwr_offset_be, diff --git a/drivers/net/wireless/realtek/rtw89/ps.c b/drivers/net/wireless/realtek/rtw89/ps.c index 917c01e5e9ed..31290d8cb7f7 100644 --- a/drivers/net/wireless/realtek/rtw89/ps.c +++ b/drivers/net/wireless/realtek/rtw89/ps.c @@ -14,6 +14,7 @@ static int rtw89_fw_leave_lps_check(struct rtw89_dev *rtwdev, u8 macid) { + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; u32 pwr_en_bit = 0xE; u32 chk_msk = pwr_en_bit << (4 * macid); u32 polling; @@ -21,7 +22,7 @@ static int rtw89_fw_leave_lps_check(struct rtw89_dev *rtwdev, u8 macid) ret = read_poll_timeout_atomic(rtw89_read32_mask, polling, !polling, 1000, 50000, false, rtwdev, - R_AX_PPWRBIT_SETTING, chk_msk); + mac->ps_status, chk_msk); if (ret) { rtw89_info(rtwdev, "rtw89: failed to leave lps state\n"); return -EBUSY; @@ -83,16 +84,17 @@ void __rtw89_leave_ps_mode(struct rtw89_dev *rtwdev) rtw89_ps_power_mode_change(rtwdev, false); } -static void __rtw89_enter_lps(struct rtw89_dev *rtwdev, u8 mac_id) +static void __rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) { struct rtw89_lps_parm lps_param = { - .macid = mac_id, + .macid = rtwvif->mac_id, .psmode = RTW89_MAC_AX_PS_MODE_LEGACY, .lastrpwm = RTW89_LAST_RPWM_PS, }; rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_FW_CTRL); rtw89_fw_h2c_lps_parm(rtwdev, &lps_param); + rtw89_fw_h2c_lps_ch_info(rtwdev, rtwvif); } static void __rtw89_leave_lps(struct rtw89_dev *rtwdev, u8 mac_id) @@ -123,7 +125,7 @@ void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, if (test_and_set_bit(RTW89_FLAG_LEISURE_PS, rtwdev->flags)) return; - __rtw89_enter_lps(rtwdev, rtwvif->mac_id); + __rtw89_enter_lps(rtwdev, rtwvif); if (ps_mode) __rtw89_enter_ps_mode(rtwdev, rtwvif); } diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index 8456e2b0c14f..72e448e91b6f 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -3246,6 +3246,13 @@ #define R_AX_RX_SR_CTRL_C1 0xEE4A #define B_AX_SR_EN BIT(0) +#define R_AX_BSSID_SRC_CTRL 0xCE4B +#define R_AX_BSSID_SRC_CTRL_C1 0xEE4B +#define B_AX_BSSID_MATCH BIT(3) +#define B_AX_PARTIAL_AID_MATCH BIT(2) +#define B_AX_BSSCOLOR_MATCH BIT(1) +#define B_AX_PLCP_SRC_EN BIT(0) + #define R_AX_CSIRPT_OPTION 0xCE64 #define R_AX_CSIRPT_OPTION_C1 0xEE64 #define B_AX_CSIPRT_HESU_AID_EN BIT(25) @@ -3503,8 +3510,13 @@ #define B_AX_PTA_EDCCA_EN BIT(0) #define R_BTC_COEX_WL_REQ 0xDA24 +#define R_BTC_COEX_WL_REQ_BE 0xE324 +#define B_BTC_TX_NULL_HI BIT(23) #define B_BTC_TX_BCN_HI BIT(22) +#define B_BTC_TX_TRI_HI BIT(17) #define B_BTC_RSP_ACK_HI BIT(10) +#define B_BTC_PRI_MASK_TX_TIME GENMASK(4, 3) +#define B_BTC_PRI_MASK_RX_TIME_V1 GENMASK(2, 1) #define R_BTC_BREAK_TABLE 0xDA2C #define BTC_BREAK_PARAM 0xf0ffffff @@ -3752,6 +3764,19 @@ #define B_BE_SYM_PADPDN_WL_RFC1_1P3 BIT(6) #define B_BE_SYM_PADPDN_WL_RFC0_1P3 BIT(5) +#define R_BE_RSV_CTRL 0x001C +#define B_BE_HR_BE_DBG GENMASK(23, 12) +#define B_BE_R_SYM_DIS_PCIE_FLR BIT(9) +#define B_BE_R_EN_HRST_PWRON BIT(8) +#define B_BE_LOCK_ALL_EN BIT(7) +#define B_BE_R_DIS_PRST BIT(6) +#define B_BE_WLOCK_1C_BIT6 BIT(5) +#define B_BE_WLOCK_40 BIT(4) +#define B_BE_WLOCK_08 BIT(3) +#define B_BE_WLOCK_04 BIT(2) +#define B_BE_WLOCK_00 BIT(1) +#define B_BE_WLOCK_ALL BIT(0) + #define R_BE_AFE_LDO_CTRL 0x0020 #define B_BE_FORCE_MACBBBT_PWR_ON BIT(31) #define B_BE_R_SYM_WLPOFF_P4_PC_EN BIT(28) @@ -4033,6 +4058,30 @@ #define B_BE_SYSON_DIS_PMCR_BE_WRMSK BIT(2) #define B_BE_SYSON_R_BE_ARB_MASK GENMASK(1, 0) +#define R_BE_MEM_PWR_CTRL 0x00D0 +#define B_BE_DMEM5_WLMCU_DS BIT(31) +#define B_BE_DMEM4_WLMCU_DS BIT(30) +#define B_BE_DMEM3_WLMCU_DS BIT(29) +#define B_BE_DMEM2_WLMCU_DS BIT(28) +#define B_BE_DMEM1_WLMCU_DS BIT(27) +#define B_BE_DMEM0_WLMCU_DS BIT(26) +#define B_BE_IMEM5_WLMCU_DS BIT(25) +#define B_BE_IMEM4_WLMCU_DS BIT(24) +#define B_BE_IMEM3_WLMCU_DS BIT(23) +#define B_BE_IMEM2_WLMCU_DS BIT(22) +#define B_BE_IMEM1_WLMCU_DS BIT(21) +#define B_BE_IMEM0_WLMCU_DS BIT(20) +#define B_BE_MEM_BBMCU1_DS BIT(19) +#define B_BE_MEM_BBMCU0_DS_V1 BIT(17) +#define B_BE_MEM_BT_DS BIT(10) +#define B_BE_MEM_SDIO_LS BIT(9) +#define B_BE_MEM_SDIO_DS BIT(8) +#define B_BE_MEM_USB_LS BIT(7) +#define B_BE_MEM_USB_DS BIT(6) +#define B_BE_MEM_PCI_LS BIT(5) +#define B_BE_MEM_PCI_DS BIT(4) +#define B_BE_MEM_WLMAC_LS BIT(3) + #define R_BE_PCIE_MIO_INTF 0x00E4 #define B_BE_AON_MIO_EPHY_1K_SEL_MASK GENMASK(29, 24) #define B_BE_PCIE_MIO_ADDR_PAGE_V1_MASK GENMASK(20, 16) @@ -4401,12 +4450,28 @@ #define R_BE_LTR_LATENCY_IDX2_V1 0x361C #define R_BE_LTR_LATENCY_IDX3_V1 0x3620 +#define R_BE_H2CREG_DATA0 0x7140 +#define R_BE_H2CREG_DATA1 0x7144 +#define R_BE_H2CREG_DATA2 0x7148 +#define R_BE_H2CREG_DATA3 0x714C +#define R_BE_C2HREG_DATA0 0x7150 +#define R_BE_C2HREG_DATA1 0x7154 +#define R_BE_C2HREG_DATA2 0x7158 +#define R_BE_C2HREG_DATA3 0x715C +#define R_BE_H2CREG_CTRL 0x7160 +#define B_BE_H2CREG_TRIGGER BIT(0) +#define R_BE_C2HREG_CTRL 0x7164 +#define B_BE_C2HREG_TRIGGER BIT(0) + #define R_BE_HCI_FUNC_EN 0x7880 #define B_BE_HCI_CR_PROTECT BIT(31) #define B_BE_HCI_TRXBUF_EN BIT(2) #define B_BE_HCI_RXDMA_EN BIT(1) #define B_BE_HCI_TXDMA_EN BIT(0) +#define R_BE_DBG_WOW_READY 0x815E +#define B_BE_DBG_WOW_READY GENMASK(7, 0) + #define R_BE_DMAC_FUNC_EN 0x8400 #define B_BE_DMAC_CRPRT BIT(31) #define B_BE_MAC_FUNC_EN BIT(30) @@ -4488,6 +4553,42 @@ #define B_BE_RMAC_PPDU_HANG_CNT_MASK GENMASK(23, 16) #define B_BE_SER_L0_COUNTER_MASK GENMASK(8, 0) +#define R_BE_DMAC_SYS_CR32B 0x842C +#define B_BE_DMAC_BB_PHY1_MASK GENMASK(31, 16) +#define B_BE_DMAC_BB_PHY0_MASK GENMASK(15, 0) +#define B_BE_DMAC_BB_CTRL_39 BIT(31) +#define B_BE_DMAC_BB_CTRL_38 BIT(30) +#define B_BE_DMAC_BB_CTRL_37 BIT(29) +#define B_BE_DMAC_BB_CTRL_36 BIT(28) +#define B_BE_DMAC_BB_CTRL_35 BIT(27) +#define B_BE_DMAC_BB_CTRL_34 BIT(26) +#define B_BE_DMAC_BB_CTRL_33 BIT(25) +#define B_BE_DMAC_BB_CTRL_32 BIT(24) +#define B_BE_DMAC_BB_CTRL_31 BIT(23) +#define B_BE_DMAC_BB_CTRL_30 BIT(22) +#define B_BE_DMAC_BB_CTRL_29 BIT(21) +#define B_BE_DMAC_BB_CTRL_28 BIT(20) +#define B_BE_DMAC_BB_CTRL_27 BIT(19) +#define B_BE_DMAC_BB_CTRL_26 BIT(18) +#define B_BE_DMAC_BB_CTRL_25 BIT(17) +#define B_BE_DMAC_BB_CTRL_24 BIT(16) +#define B_BE_DMAC_BB_CTRL_23 BIT(15) +#define B_BE_DMAC_BB_CTRL_22 BIT(14) +#define B_BE_DMAC_BB_CTRL_21 BIT(13) +#define B_BE_DMAC_BB_CTRL_20 BIT(12) +#define B_BE_DMAC_BB_CTRL_19 BIT(11) +#define B_BE_DMAC_BB_CTRL_18 BIT(10) +#define B_BE_DMAC_BB_CTRL_17 BIT(9) +#define B_BE_DMAC_BB_CTRL_16 BIT(8) +#define B_BE_DMAC_BB_CTRL_15 BIT(7) +#define B_BE_DMAC_BB_CTRL_14 BIT(6) +#define B_BE_DMAC_BB_CTRL_13 BIT(5) +#define B_BE_DMAC_BB_CTRL_12 BIT(4) +#define B_BE_DMAC_BB_CTRL_11 BIT(3) +#define B_BE_DMAC_BB_CTRL_10 BIT(2) +#define B_BE_DMAC_BB_CTRL_9 BIT(1) +#define B_BE_DMAC_BB_CTRL_8 BIT(0) + #define R_BE_DLE_EMPTY0 0x8430 #define B_BE_PLE_EMPTY_QTA_DMAC_H2D BIT(27) #define B_BE_PLE_EMPTY_QTA_DMAC_CPUIO BIT(26) @@ -4924,6 +5025,12 @@ B_BE_CR_WRFF_OVERFLOW_ERR_INT_EN | \ B_BE_CR_WRFF_UNDERFLOW_ERR_INT_EN) +#define R_BE_RX_STOP 0x8914 +#define B_BE_CPU_RX_STOP BIT(17) +#define B_BE_HOST_RX_STOP BIT(16) +#define B_BE_CPU_RX_CH_STOP_MSK GENMASK(15, 8) +#define B_BE_HOST_RX_CH_STOP_MSK GENMASK(5, 0) + #define R_BE_DISP_FWD_WLAN_0 0x8938 #define B_BE_FWD_WLAN_CPU_TYPE_13_MASK GENMASK(31, 30) #define B_BE_FWD_WLAN_CPU_TYPE_12_MASK GENMASK(29, 28) @@ -4947,6 +5054,11 @@ #define B_BE_WDE_START_BOUND_MASK GENMASK(14, 8) #define B_BE_WDE_PAGE_SEL_MASK GENMASK(1, 0) +#define R_BE_WDE_BUFMGN_CTL 0x8C10 +#define B_BE_WDE_AVAL_UPD_REQ BIT(29) +#define B_BE_WDE_AVAL_UPD_QTAID_MASK GENMASK(27, 24) +#define B_BE_WDE_BUFMGN_FRZTMR_MODE BIT(0) + #define R_BE_WDE_ERR_IMR 0x8C38 #define B_BE_WDE_DATCHN_CAMREQ_ERR_INT_EN BIT(29) #define B_BE_WDE_DATCHN_ADRERR_ERR_INT_EN BIT(28) @@ -5063,6 +5175,11 @@ #define B_BE_PLE_START_BOUND_MASK GENMASK(14, 8) #define B_BE_PLE_PAGE_SEL_MASK GENMASK(1, 0) +#define R_BE_PLE_BUFMGN_CTL 0x9010 +#define B_BE_PLE_AVAL_UPD_REQ BIT(29) +#define B_BE_PLE_AVAL_UPD_QTAID_MASK GENMASK(27, 24) +#define B_BE_PLE_BUFMGN_FRZTMR_MODE BIT(0) + #define R_BE_PLE_ERR_IMR 0x9038 #define B_BE_PLE_DATCHN_CAMREQ_ERR_INT_EN BIT(29) #define B_BE_PLE_DATCHN_ADRERR_ERR_INT_EN BIT(28) @@ -5429,6 +5546,21 @@ #define B_BE_DROP_NONDMA_PPDU BIT(2) #define B_BE_APPEND_FCS BIT(0) +#define R_BE_FWD_ERR 0x9C10 +#define R_BE_FWD_ACTN0 0x9C14 +#define R_BE_FWD_ACTN1 0x9C18 +#define R_BE_FWD_ACTN2 0x9C1C +#define R_BE_FWD_TF0 0x9C20 +#define R_BE_FWD_TF1 0x9C24 + +#define R_BE_HW_PPDU_STATUS 0x9C30 +#define B_BE_FWD_RPKTTYPE_MASK GENMASK(31, 26) +#define B_BE_FWD_PPDU_PRTID_MASK GENMASK(25, 23) +#define B_BE_FWD_PPDU_FW_RLS BIT(22) +#define B_BE_FWD_PPDU_QUEID_MASK GENMASK(21, 16) +#define B_BE_FWD_OTHER_RPKT_MASK GENMASK(15, 8) +#define B_BE_FWD_PPDU_STAT_MASK GENMASK(7, 0) + #define R_BE_CUT_AMSDU_CTRL 0x9C94 #define B_BE_EN_CUT_AMSDU BIT(31) #define B_BE_CUT_AMSDU_CHKLEN_EN BIT(30) @@ -5437,6 +5569,12 @@ #define B_BE_CUT_AMSDU_CHKLEN_L_TH_MASK GENMASK(23, 16) #define B_BE_CUT_AMSDU_CHKLEN_H_TH_MASK GENMASK(15, 0) +#define R_BE_WOW_CTRL 0x9CB8 +#define B_BE_WOW_HCI BIT(5) +#define B_BE_WOW_DROP BIT(2) +#define B_BE_WOW_WOWEN BIT(1) +#define B_BE_WOW_FORCE_WAKEUP BIT(0) + #define R_BE_RX_HDRTRNS 0x9CC0 #define B_BE_RX_MGN_MLD_ADDR_EN BIT(6) #define B_BE_HDR_INFO_MASK GENMASK(5, 4) @@ -5727,6 +5865,9 @@ #define B_BE_STOP_CH1 BIT(1) #define B_BE_STOP_CH0 BIT(0) +#define R_BE_HAXI_MST_WDT_TIMEOUT_SEL_V1 0xB02C +#define B_BE_HAXI_MST_WDT_TIMEOUT_SEL_MASK GENMASK(4, 0) + #define R_BE_HAXI_IDCT_MSK 0xB0B8 #define B_BE_HAXI_RRESP_ERR_IDCT_MSK BIT(7) #define B_BE_HAXI_BRESP_ERR_IDCT_MSK BIT(6) @@ -5777,6 +5918,15 @@ #define B_BE_PREC_PAGE_CH12_V1_MASK GENMASK(21, 16) #define B_BE_PREC_PAGE_CH011_V1_MASK GENMASK(5, 0) +#define R_BE_CH0_PAGE_CTRL 0xB718 +#define B_BE_CH0_GRP BIT(31) +#define B_BE_CH0_MAX_PG_MASK GENMASK(28, 16) +#define B_BE_CH0_MIN_PG_MASK GENMASK(12, 0) + +#define R_BE_CH0_PAGE_INFO 0xB750 +#define B_BE_CH0_AVAL_PG_MASK GENMASK(28, 16) +#define B_BE_CH0_USE_PG_MASK GENMASK(12, 0) + #define R_BE_PUB_PAGE_INFO3 0xB78C #define B_BE_G1_AVAL_PG_MASK GENMASK(28, 16) #define B_BE_G0_AVAL_PG_MASK GENMASK(12, 0) @@ -5822,6 +5972,39 @@ #define B_BE_MACID_ACQ_GRP0_CLR_P BIT(2) #define B_BE_R_MACID_ACQ_CHK_EN BIT(0) +#define R_BE_BT_BREAK_TABLE 0x0E344 + +#define R_BE_GNT_SW_CTRL 0x0E348 +#define B_BE_WL_ACT2_VAL BIT(25) +#define B_BE_WL_ACT2_SWCTRL BIT(24) +#define B_BE_WL_ACT_VAL BIT(23) +#define B_BE_WL_ACT_SWCTRL BIT(22) +#define B_BE_GNT_BT_RX_BB1_VAL BIT(21) +#define B_BE_GNT_BT_RX_BB1_SWCTRL BIT(20) +#define B_BE_GNT_BT_TX_BB1_VAL BIT(19) +#define B_BE_GNT_BT_TX_BB1_SWCTRL BIT(18) +#define B_BE_GNT_BT_RX_BB0_VAL BIT(17) +#define B_BE_GNT_BT_RX_BB0_SWCTRL BIT(16) +#define B_BE_GNT_BT_TX_BB0_VAL BIT(15) +#define B_BE_GNT_BT_TX_BB0_SWCTRL BIT(14) +#define B_BE_GNT_WL_RX_VAL BIT(13) +#define B_BE_GNT_WL_RX_SWCTRL BIT(12) +#define B_BE_GNT_WL_TX_VAL BIT(11) +#define B_BE_GNT_WL_TX_SWCTRL BIT(10) +#define B_BE_GNT_BT_BB1_VAL BIT(9) +#define B_BE_GNT_BT_BB1_SWCTRL BIT(8) +#define B_BE_GNT_WL_BB1_VAL BIT(7) +#define B_BE_GNT_WL_BB1_SWCTRL BIT(6) +#define B_BE_GNT_BT_BB0_VAL BIT(5) +#define B_BE_GNT_BT_BB0_SWCTRL BIT(4) +#define B_BE_GNT_WL_BB0_VAL BIT(3) +#define B_BE_GNT_WL_BB0_SWCTRL BIT(2) +#define B_BE_GNT_WL_BB_PWR_VAL BIT(1) +#define B_BE_GNT_WL_BB_PWR_SWCTRL BIT(0) + +#define R_BE_PWR_MACID_PATH_BASE 0x0E500 +#define R_BE_PWR_MACID_LMT_BASE 0x0ED00 + #define R_BE_CMAC_FUNC_EN 0x10000 #define R_BE_CMAC_FUNC_EN_C1 0x14000 #define B_BE_CMAC_CRPRT BIT(31) @@ -5873,6 +6056,16 @@ B_BE_RMAC_CKEN | B_BE_TXTIME_CKEN | B_BE_RESP_PKTCTL_CKEN | \ B_BE_SIGB_CKEN) +#define R_BE_WMAC_RFMOD 0x10010 +#define R_BE_WMAC_RFMOD_C1 0x14010 +#define B_BE_CMAC_ASSERTION BIT(31) +#define B_BE_WMAC_RFMOD_MASK GENMASK(2, 0) +#define BE_WMAC_RFMOD_20M 0 +#define BE_WMAC_RFMOD_40M 1 +#define BE_WMAC_RFMOD_80M 2 +#define BE_WMAC_RFMOD_160M 3 +#define BE_WMAC_RFMOD_320M 4 + #define R_BE_TX_SUB_BAND_VALUE 0x10088 #define R_BE_TX_SUB_BAND_VALUE_C1 0x14088 #define B_BE_PRI20_BITMAP_MASK GENMASK(31, 16) @@ -6009,6 +6202,13 @@ #define B_BE_MACTX_LATENCY_MASK GENMASK(10, 8) #define B_BE_PREBKF_TIME_MASK GENMASK(4, 0) +#define R_BE_PREBKF_CFG_1 0x1033C +#define R_BE_PREBKF_CFG_1_C1 0x1433C +#define B_BE_SIFS_TIMEOUT_TB_AGGR_MASK GENMASK(31, 24) +#define B_BE_SIFS_PREBKF_MASK GENMASK(23, 16) +#define B_BE_SIFS_TIMEOUT_T2_MASK GENMASK(14, 8) +#define B_BE_SIFS_MACTXEN_T1_MASK GENMASK(6, 0) + #define R_BE_CCA_CFG_0 0x10340 #define R_BE_CCA_CFG_0_C1 0x14340 #define B_BE_R_SIFS_AGGR_TIME_V1_MASK GENMASK(31, 24) @@ -6050,11 +6250,36 @@ #define R_BE_MUEDCA_EN 0x10370 #define R_BE_MUEDCA_EN_C1 0x14370 +#define B_BE_SIFS_TIMEOUT_TB_T2_MASK GENMASK(30, 24) +#define B_BE_SIFS_MACTXEN_TB_T1_MASK GENMASK(22, 16) #define B_BE_MUEDCA_WMM_SEL BIT(8) -#define B_BE_SET_MUEDCATIMER_TF_1 BIT(5) +#define B_BE_SET_MUEDCATIMER_TF_MASK GENMASK(5, 4) #define B_BE_SET_MUEDCATIMER_TF_0 BIT(4) +#define B_BE_MUEDCA_EN_MASK GENMASK(1, 0) #define B_BE_MUEDCA_EN_0 BIT(0) +#define R_BE_CTN_DRV_TXEN 0x10398 +#define R_BE_CTN_DRV_TXEN_C1 0x14398 +#define B_BE_CTN_TXEN_TWT_3 BIT(17) +#define B_BE_CTN_TXEN_TWT_2 BIT(16) +#define B_BE_CTN_TXEN_TWT_1 BIT(15) +#define B_BE_CTN_TXEN_TWT_0 BIT(14) +#define B_BE_CTN_TXEN_ULQ BIT(13) +#define B_BE_CTN_TXEN_BCNQ BIT(12) +#define B_BE_CTN_TXEN_HGQ BIT(11) +#define B_BE_CTN_TXEN_CPUMGQ BIT(10) +#define B_BE_CTN_TXEN_MGQ1 BIT(9) +#define B_BE_CTN_TXEN_MGQ BIT(8) +#define B_BE_CTN_TXEN_VO_1 BIT(7) +#define B_BE_CTN_TXEN_VI_1 BIT(6) +#define B_BE_CTN_TXEN_BK_1 BIT(5) +#define B_BE_CTN_TXEN_BE_1 BIT(4) +#define B_BE_CTN_TXEN_VO_0 BIT(3) +#define B_BE_CTN_TXEN_VI_0 BIT(2) +#define B_BE_CTN_TXEN_BK_0 BIT(1) +#define B_BE_CTN_TXEN_BE_0 BIT(0) +#define B_BE_CTN_TXEN_ALL_MASK GENMASK(17, 0) + #define R_BE_TB_CHK_CCA_NAV 0x103AC #define R_BE_TB_CHK_CCA_NAV_C1 0x143AC #define B_BE_TB_CHK_TX_NAV BIT(15) @@ -6212,6 +6437,8 @@ #define R_BE_TSFTR_HIGH_P0_C1 0x1443C #define B_BE_TSFTR_HIGH_P0_MASK GENMASK(31, 0) +#define R_BE_BCN_DROP_ALL0 0x10560 + #define R_BE_MBSSID_CTRL 0x10568 #define R_BE_MBSSID_CTRL_C1 0x14568 #define B_BE_MBSSID_MODE_SEL BIT(20) @@ -6282,6 +6509,17 @@ #define B_BE_SPEC_SIFS_OFDM_PTCL_MASK GENMASK(15, 8) #define B_BE_SPEC_SIFS_CCK_PTCL_MASK GENMASK(7, 0) +#define R_BE_TXRATE_CHK 0x10828 +#define R_BE_TXRATE_CHK_C1 0x14828 +#define B_BE_LATENCY_PADDING_PKT_TH_MASK GENMASK(31, 24) +#define B_BE_PLCP_FETCH_BUFF_MASK GENMASK(23, 16) +#define B_BE_OFDM_CCK_ERR_PROC BIT(6) +#define B_BE_PKT_LAST_TX BIT(5) +#define B_BE_BAND_MODE BIT(4) +#define B_BE_MAX_TXNSS_MASK GENMASK(3, 2) +#define B_BE_RTS_LIMIT_IN_OFDM6 BIT(1) +#define B_BE_CHECK_CCK_EN BIT(0) + #define R_BE_MBSSID_DROP_0 0x1083C #define R_BE_MBSSID_DROP_0_C1 0x1483C #define B_BE_GI_LTF_FB_SEL BIT(30) @@ -6289,6 +6527,20 @@ #define B_BE_PORT_DROP_4_0_MASK GENMASK(20, 16) #define B_BE_MBSSID_DROP_15_0_MASK GENMASK(15, 0) +#define R_BE_BT_PLT 0x1087C +#define R_BE_BT_PLT_C1 0x1487C +#define B_BE_BT_PLT_PKT_CNT_MASK GENMASK(31, 16) +#define B_BE_BT_PLT_RST BIT(9) +#define B_BE_PLT_EN BIT(8) +#define B_BE_RX_PLT_GNT_LTE_RX BIT(7) +#define B_BE_RX_PLT_GNT_BT_RX BIT(6) +#define B_BE_RX_PLT_GNT_BT_TX BIT(5) +#define B_BE_RX_PLT_GNT_WL BIT(4) +#define B_BE_TX_PLT_GNT_LTE_RX BIT(3) +#define B_BE_TX_PLT_GNT_BT_RX BIT(2) +#define B_BE_TX_PLT_GNT_BT_TX BIT(1) +#define B_BE_TX_PLT_GNT_WL BIT(0) + #define R_BE_PTCL_BSS_COLOR_0 0x108A0 #define R_BE_PTCL_BSS_COLOR_0_C1 0x148A0 #define B_BE_BSS_COLOB_BE_PORT_3_MASK GENMASK(29, 24) @@ -6398,6 +6650,10 @@ #define B_BE_PTCL_DROP BIT(5) #define B_BE_PTCL_TX_QUEUE_IDX_MASK GENMASK(4, 0) +#define R_BE_PTCL_DBG_INFO 0x108F0 + +#define R_BE_PTCL_DBG 0x108F4 + #define R_BE_RX_ERROR_FLAG 0x10C00 #define R_BE_RX_ERROR_FLAG_C1 0x14C00 #define B_BE_RX_CSI_NOT_RELEASE_ERROR BIT(31) @@ -6676,6 +6932,9 @@ #define B_BE_UPD_HGQMD BIT(1) #define B_BE_UPD_TIMIE BIT(0) +#define R_BE_WMTX_POWER_BE_BIT_CTL 0x10E0C +#define R_BE_WMTX_POWER_BE_BIT_CTL_C1 0x14E0C + #define R_BE_WMTX_TCR_BE_4 0x10E2C #define R_BE_WMTX_TCR_BE_4_C1 0x14E2C #define B_BE_UL_EHT_MUMIMO_LTF_MODE BIT(30) @@ -7056,6 +7315,20 @@ #define S_BE_BACAM_RST_ENT 1 #define S_BE_BACAM_RST_ALL 2 +#define R_BE_PPDU_STAT 0x11440 +#define R_BE_PPDU_STAT_C1 0x15440 +#define B_BE_STAT_IORST BIT(13) +#define B_BE_STAT_GCKDIS BIT(12) +#define B_BE_PPDU_STAT_WR_BW_MASK GENMASK(11, 10) +#define B_BE_PPDU_STAT_RPT_TRIG BIT(8) +#define B_BE_PPDU_STAT_RPT_DMA BIT(6) +#define B_BE_PPDU_STAT_RPT_CRC32 BIT(5) +#define B_BE_PPDU_STAT_RPT_ADDR BIT(4) +#define B_BE_APP_PLCP_HDR_RPT BIT(3) +#define B_BE_APP_RX_CNT_RPT BIT(2) +#define B_BE_PPDU_MAC_INFO BIT(1) +#define B_BE_PPDU_STAT_RPT_EN BIT(0) + #define R_BE_RX_SR_CTRL 0x1144A #define R_BE_RX_SR_CTRL_C1 0x1544A #define B_BE_SR_OP_MODE_MASK GENMASK(5, 4) @@ -7063,6 +7336,13 @@ #define B_BE_SR_CTRL_PLCP_EN BIT(1) #define B_BE_SR_EN BIT(0) +#define R_BE_BSSID_SRC_CTRL 0x1144B +#define R_BE_BSSID_SRC_CTRL_C1 0x1544B +#define B_BE_BSSID_MATCH BIT(3) +#define B_BE_PARTIAL_AID_MATCH BIT(2) +#define B_BE_BSSCOLOR_MATCH BIT(1) +#define B_BE_PLCP_SRC_EN BIT(0) + #define R_BE_CSIRPT_OPTION 0x11464 #define R_BE_CSIRPT_OPTION_C1 0x15464 #define B_BE_CSIPRT_EHTSU_AID_EN BIT(26) @@ -7178,12 +7458,56 @@ #define R_BE_PWR_MODULE 0x11900 #define R_BE_PWR_MODULE_C1 0x15900 +#define R_BE_PWR_LISTEN_PATH 0x11988 +#define B_BE_PWR_LISTEN_PATH_EN GENMASK(31, 28) + +#define R_BE_PWR_REF_CTRL 0x11A20 +#define B_BE_PWR_REF_CTRL_OFDM GENMASK(9, 1) +#define B_BE_PWR_REF_CTRL_CCK GENMASK(18, 10) +#define B_BE_PWR_OFST_LMT_DB GENMASK(27, 19) +#define R_BE_PWR_OFST_LMTBF 0x11A24 +#define B_BE_PWR_OFST_LMTBF_DB GENMASK(8, 0) +#define R_BE_PWR_FORCE_LMT 0x11A28 +#define B_BE_PWR_FORCE_LMT_ON BIT(6) + +#define R_BE_PWR_RATE_CTRL 0x11A2C +#define B_BE_PWR_OFST_BYRATE_DB GENMASK(8, 0) +#define B_BE_FORCE_PWR_BY_RATE_EN BIT(19) +#define B_BE_FORCE_PWR_BY_RATE_VAL GENMASK(28, 20) #define R_BE_PWR_RATE_OFST_CTRL 0x11A30 +#define R_BE_PWR_RATE_OFST_END 0x11A38 +#define R_BE_PWR_RULMT_START 0x12048 +#define R_BE_PWR_RULMT_END 0x120e4 + +#define R_BE_PWR_BOOST 0x11A40 +#define B_BE_PWR_CTRL_SEL BIT(16) +#define B_BE_PWR_FORCE_RATE_ON BIT(29) +#define R_BE_PWR_OFST_RULMT 0x11A44 +#define B_BE_PWR_OFST_RULMT_DB GENMASK(17, 9) +#define B_BE_PWR_FORCE_RU_ON BIT(18) +#define B_BE_PWR_FORCE_RU_ENON BIT(28) +#define R_BE_PWR_FORCE_MACID 0x11A48 +#define B_BE_PWR_FORCE_MACID_ON BIT(9) + +#define R_BE_PWR_REG_CTRL 0x11A50 +#define B_BE_PWR_BT_EN BIT(23) + +#define R_BE_PWR_COEX_CTRL 0x11A54 +#define B_BE_PWR_BT_VAL GENMASK(8, 0) +#define B_BE_PWR_FORCE_COEX_ON GENMASK(29, 27) + +#define R_BE_PWR_OFST_SW 0x11AE8 +#define B_BE_PWR_OFST_SW_DB GENMASK(27, 24) + +#define R_BE_PWR_FTM 0x11B00 +#define R_BE_PWR_FTM_SS 0x11B04 + #define R_BE_PWR_BY_RATE 0x11E00 #define R_BE_PWR_BY_RATE_MAX 0x11FA8 #define R_BE_PWR_LMT 0x11FAC #define R_BE_PWR_LMT_MAX 0x12040 +#define R_BE_PWR_BY_RATE_END 0x12044 #define R_BE_PWR_RU_LMT 0x12048 #define R_BE_PWR_RU_LMT_MAX 0x120E4 @@ -7223,6 +7547,7 @@ #define RR_MOD_M_RXBB GENMASK(9, 5) #define RR_MOD_LO_SEL BIT(1) #define RR_MODOPT 0x01 +#define RR_TXG_SEL GENMASK(19, 17) #define RR_MODOPT_M_TXPWR GENMASK(5, 0) #define RR_WLSEL 0x02 #define RR_WLSEL_AG GENMASK(18, 16) @@ -7256,6 +7581,12 @@ #define CFGCH_BAND0_2G 0 #define CFGCH_BAND0_5G 1 #define CFGCH_BAND0_6G 0 +#define RR_CFGCH_BW_V2 GENMASK(12, 10) +#define CFGCH_BW_V2_20M 0 +#define CFGCH_BW_V2_40M 1 +#define CFGCH_BW_V2_80M 2 +#define CFGCH_BW_V2_160M 3 +#define CFGCH_BW_V2_320M 4 #define RR_CFGCH_BW GENMASK(11, 10) #define RR_CFGCH_CH GENMASK(7, 0) #define CFGCH_BW_20M 3 @@ -7292,6 +7623,7 @@ #define RR_LUTWD0_LB GENMASK(5, 0) #define RR_TM 0x42 #define RR_TM_TRI BIT(19) +#define RR_TM_VAL_V1 GENMASK(7, 0) #define RR_TM_VAL GENMASK(6, 1) #define RR_TM2 0x43 #define RR_TM2_OFF GENMASK(19, 16) @@ -7325,8 +7657,12 @@ #define RR_TXAC 0x5f #define RR_TXAC_IQG GENMASK(3, 0) #define RR_BIASA 0x60 -#define RR_BIASA_TXG GENMASK(15, 12) #define RR_BIASA_TXA GENMASK(19, 16) +#define RR_BIASA_TXG GENMASK(15, 12) +#define RR_BIASD_TXA_V1 GENMASK(15, 12) +#define RR_BIASA_TXA_V1 GENMASK(11, 8) +#define RR_BIASD_TXG_V1 GENMASK(7, 4) +#define RR_BIASA_TXG_V1 GENMASK(3, 0) #define RR_BIASA_A GENMASK(2, 0) #define RR_BIASA2 0x63 #define RR_BIASA2_LB GENMASK(4, 2) @@ -7410,6 +7746,7 @@ #define RR_MIXER_GN GENMASK(4, 3) #define RR_POW 0xa0 #define RR_POW_SYN GENMASK(3, 2) +#define RR_POW_SYN_V1 GENMASK(3, 0) #define RR_LOGEN 0xa3 #define RR_LOGEN_RPT GENMASK(19, 16) #define RR_SX 0xaf @@ -7436,6 +7773,8 @@ #define RR_MMD 0xd5 #define RR_MMD_RST_EN BIT(8) #define RR_MMD_RST_SYN BIT(6) +#define RR_SMD 0xd6 +#define RR_VCO2 BIT(19) #define RR_IQKPLL 0xdc #define RR_IQKPLL_MOD GENMASK(9, 8) #define RR_SYNLUT 0xdd @@ -7459,15 +7798,24 @@ #define RR_RFC_CKEN BIT(1) #define R_UPD_P0 0x0000 +#define R_BBCLK 0x0000 +#define B_CLK_640M BIT(2) #define R_RSTB_WATCH_DOG 0x000C #define B_P0_RSTB_WATCH_DOG BIT(0) #define B_P1_RSTB_WATCH_DOG BIT(1) #define B_UPD_P0_EN BIT(31) +#define R_EMLSR 0x0044 +#define B_EMLSR_PARM GENMASK(27, 12) #define R_SPOOF_CG 0x00B4 #define B_SPOOF_CG_EN BIT(17) +#define R_CHINFO_SEG 0x00B4 +#define B_CHINFO_SEG_LEN GENMASK(2, 0) +#define B_CHINFO_SEG GENMASK(16, 7) #define R_DFS_FFT_CG 0x00B8 #define B_DFS_CG_EN BIT(1) #define B_DFS_FFT_EN BIT(0) +#define R_CHINFO_DATA 0x00C0 +#define B_CHINFO_DATA_BITMAP GENMASK(22, 0) #define R_ANAPAR_PW15 0x030C #define B_ANAPAR_PW15 GENMASK(31, 24) #define B_ANAPAR_PW15_H GENMASK(27, 24) @@ -7497,6 +7845,23 @@ #define B_SWSI_READ_ADDR_ADDR_V1 GENMASK(7, 0) #define B_SWSI_READ_ADDR_PATH_V1 GENMASK(10, 8) #define B_SWSI_READ_ADDR_V1 GENMASK(10, 0) +#define R_BRK_R 0x0418 +#define B_VHTMCS_LMT GENMASK(22, 21) +#define B_HTMCS_LMT GENMASK(9, 8) +#define R_BRK_EHT 0x0474 +#define B_RXEHT_NSS_MAX GENMASK(4, 2) +#define R_BRK_RXEHT 0x0478 +#define B_RXEHT_N_USER_MAX GENMASK(31, 24) +#define B_RXEHTTB_NSS_MAX GENMASK(16, 14) +#define R_EN_SND_WO_NDP 0x047c +#define R_EN_SND_WO_NDP_C1 0x147c +#define B_EN_SND_WO_NDP BIT(1) +#define R_BRK_HE 0x0480 +#define B_TB_NSS_MAX GENMASK(25, 23) +#define B_NSS_MAX GENMASK(16, 14) +#define B_N_USR_MAX GENMASK(13, 6) +#define R_RXCCA_BE1 0x0520 +#define B_RXCCA_BE1_DIS BIT(0) #define R_UPD_CLK_ADC 0x0700 #define B_UPD_CLK_ADC_VAL GENMASK(26, 25) #define B_UPD_CLK_ADC_ON BIT(24) @@ -7543,6 +7908,7 @@ #define B_PMAC_RXMOD_MSK GENMASK(7, 4) #define R_MAC_SEL 0x09A4 #define B_MAC_SEL_OFDM_TRI_FILTER BIT(31) +#define B_MAC_SEL GENMASK(19, 17) #define B_MAC_SEL_PWR_EN BIT(16) #define B_MAC_SEL_DPD_EN BIT(10) #define B_MAC_SEL_MOD GENMASK(4, 2) @@ -7588,19 +7954,28 @@ #define R_PD_CTRL 0x0C3C #define B_PD_HIT_DIS BIT(9) #define R_IOQ_IQK_DPK 0x0C60 +#define B_IOQ_IQK_DPK_CLKEN GENMASK(1, 0) #define B_IOQ_IQK_DPK_EN BIT(1) #define R_GNT_BT_WGT_EN 0x0C6C #define B_GNT_BT_WGT_EN BIT(21) +#define R_IQK_DPK_RST 0x0C6C +#define R_IQK_DPK_RST_C1 0x1C6C +#define B_IQK_DPK_RST BIT(0) #define R_TX_COLLISION_T2R_ST 0x0C70 #define B_TX_COLLISION_T2R_ST_M GENMASK(25, 20) #define R_TXGATING 0x0C74 #define B_TXGATING_EN BIT(4) +#define R_TXRFC 0x0C7C +#define R_TXRFC_C1 0x1C7C +#define B_TXRFC_RST GENMASK(23, 21) #define R_PD_ARBITER_OFF 0x0C80 #define B_PD_ARBITER_OFF BIT(31) #define R_SNDCCA_A1 0x0C9C #define B_SNDCCA_A1_EN GENMASK(19, 12) #define R_SNDCCA_A2 0x0CA0 #define B_SNDCCA_A2_VAL GENMASK(19, 12) +#define R_UDP_COEEF 0x0CBC +#define B_UDP_COEEF BIT(19) #define R_TX_COLLISION_T2R_ST_BE 0x0CC8 #define B_TX_COLLISION_T2R_ST_BE_M GENMASK(13, 8) #define R_RXHT_MCS_LIMIT 0x0D18 @@ -7624,7 +7999,11 @@ #define R_CTLTOP 0x1008 #define B_CTLTOP_ON BIT(23) #define B_CTLTOP_VAL GENMASK(15, 12) +#define R_CLK_GCK 0x1008 +#define B_CLK_GCK GENMASK(24, 0) #define R_EDCCA_RPT_SEL_BE 0x10CC +#define R_ADC_FIFO_V1 0x10FC +#define B_ADC_FIFO_EN_V1 GENMASK(31, 24) #define R_S0_HW_SI_DIS 0x1200 #define B_S0_HW_SI_DIS_W_R_TRIG GENMASK(30, 28) #define R_P0_RXCK 0x12A0 @@ -7771,6 +8150,27 @@ #define B_P80_AT_HIGH_FREQ_RU_ALLOC_PHY0 BIT(13) #define R_DBCC_80P80_SEL_EVM_RPT2 0x2A10 #define B_DBCC_80P80_SEL_EVM_RPT2_EN BIT(0) +#define R_AFEDAC0 0x2A5C +#define B_AFEDAC0 GENMASK(31, 27) +#define R_AFEDAC1 0x2A60 +#define B_AFEDAC1 GENMASK(2, 0) +#define R_IQKDPK_HC 0x2AB8 +#define B_IQKDPK_HC BIT(28) +#define R_HWSI_ADD0 0x2ADC +#define R_HWSI_ADD1 0x2BDC +#define B_HWSI_ADD_MASK GENMASK(11, 4) +#define B_HWSI_ADD_CTL_MASK GENMASK(2, 0) +#define B_HWSI_ADD_RD BIT(2) +#define B_HWSI_ADD_POLL_MASK GENMASK(1, 0) +#define B_HWSI_ADD_RUN BIT(1) +#define B_HWSI_ADD_BUSY BIT(0) +#define R_HWSI_DATA 0x2AE0 +#define B_HWSI_DATA_VAL GENMASK(27, 8) +#define B_HWSI_DATA_ADDR GENMASK(7, 0) +#define R_HWSI_VAL0 0x2C24 +#define R_HWSI_VAL1 0x2D24 +#define B_HWSI_VAL_RDONE BIT(31) +#define B_HWSI_VAL_BUSY BIT(29) #define R_P1_EN_SOUND_WO_NDP 0x2D7C #define B_P1_EN_SOUND_WO_NDP BIT(1) #define R_EDCCA_RPT_A_BE 0x2E38 @@ -7806,8 +8206,30 @@ #define R_S1_ADDCK 0x3E00 #define B_S1_ADDCK_I GENMASK(9, 0) #define B_S1_ADDCK_Q GENMASK(19, 10) +#define R_OP1DB_A 0x40B0 +#define B_OP1DB_A GENMASK(31, 24) +#define R_OP1DB1_A 0x40BC +#define B_TIA10_A GENMASK(15, 0) +#define B_TIA1_A GENMASK(15, 8) +#define B_TIA0_A GENMASK(7, 0) +#define R_BKOFF_A 0x40E0 +#define B_BKOFF_IBADC_A GENMASK(23, 18) +#define R_BACKOFF_A 0x40E4 +#define B_LNA_IBADC_A GENMASK(29, 18) +#define B_BACKOFF_LNA_A GENMASK(29, 24) +#define B_BACKOFF_IBADC_A GENMASK(23, 18) +#define R_RXBY_WBADC_A 0x40F4 +#define B_RXBY_WBADC_A GENMASK(14, 10) #define R_MUIC 0x40F8 #define B_MUIC_EN BIT(0) +#define R_BT_RXBY_WBADC_A 0x4160 +#define B_BT_RXBY_WBADC_A BIT(31) +#define R_BT_SHARE_A 0x4164 +#define B_BT_SHARE_A BIT(0) +#define B_BT_TRK_OFF_A BIT(1) +#define B_BTG_PATH_A BIT(4) +#define R_FORCE_FIR_A 0x418C +#define B_FORCE_FIR_A GENMASK(1, 0) #define R_DCFO 0x4264 #define B_DCFO GENMASK(7, 0) #define R_SEG0CSI 0x42AC @@ -7846,8 +8268,30 @@ #define R_DPD_BF 0x44a0 #define B_DPD_BF_OFDM GENMASK(16, 12) #define B_DPD_BF_SCA GENMASK(6, 0) +#define R_LNA_OP 0x44B0 +#define B_LNA6 GENMASK(31, 24) +#define R_LNA_TIA 0x44BC +#define B_TIA10_B GENMASK(15, 0) +#define B_TIA1_B GENMASK(15, 8) +#define B_TIA0_B GENMASK(7, 0) +#define R_BKOFF_B 0x44E0 +#define B_BKOFF_IBADC_B GENMASK(23, 18) +#define R_BACKOFF_B 0x44E4 +#define B_LNA_IBADC_B GENMASK(29, 18) +#define B_BACKOFF_LNA_B GENMASK(29, 24) +#define B_BACKOFF_IBADC_B GENMASK(23, 18) +#define R_RXBY_WBADC_B 0x44F4 +#define B_RXBY_WBADC_B GENMASK(14, 10) +#define R_BT_RXBY_WBADC_B 0x4560 +#define B_BT_RXBY_WBADC_B BIT(31) +#define R_BT_SHARE_B 0x4564 +#define B_BT_SHARE_B BIT(0) +#define B_BT_TRK_OFF_B BIT(1) +#define B_BTG_PATH_B BIT(4) #define R_TXPATH_SEL 0x458C #define B_TXPATH_SEL_MSK GENMASK(31, 28) +#define R_FORCE_FIR_B 0x458C +#define B_FORCE_FIR_B GENMASK(1, 0) #define R_TXPWR 0x4594 #define B_TXPWR_MSK GENMASK(30, 22) #define R_TXNSS_MAP 0x45B4 @@ -7910,10 +8354,12 @@ #define R_PATH0_P20_FOLLOW_BY_PAGCUGC 0x46A0 #define R_PATH0_P20_FOLLOW_BY_PAGCUGC_V1 0x4C24 #define R_PATH0_P20_FOLLOW_BY_PAGCUGC_V2 0x46E8 +#define R_PATH0_P20_FOLLOW_BY_PAGCUGC_V3 0x41C8 #define B_PATH0_P20_FOLLOW_BY_PAGCUGC_EN_MSK BIT(5) #define R_PATH0_S20_FOLLOW_BY_PAGCUGC 0x46A4 #define R_PATH0_S20_FOLLOW_BY_PAGCUGC_V1 0x4C28 #define R_PATH0_S20_FOLLOW_BY_PAGCUGC_V2 0x46EC +#define R_PATH0_S20_FOLLOW_BY_PAGCUGC_V3 0x41CC #define B_PATH0_S20_FOLLOW_BY_PAGCUGC_EN_MSK BIT(5) #define R_PATH0_RXB_INIT_V1 0x46A8 #define B_PATH0_RXB_INIT_IDX_MSK_V1 GENMASK(14, 10) @@ -7958,10 +8404,12 @@ #define R_PATH1_P20_FOLLOW_BY_PAGCUGC 0x4774 #define R_PATH1_P20_FOLLOW_BY_PAGCUGC_V1 0x4CE8 #define R_PATH1_P20_FOLLOW_BY_PAGCUGC_V2 0x47A8 +#define R_PATH1_P20_FOLLOW_BY_PAGCUGC_V3 0x45C8 #define B_PATH1_P20_FOLLOW_BY_PAGCUGC_EN_MSK BIT(5) #define R_PATH1_S20_FOLLOW_BY_PAGCUGC 0x4778 #define R_PATH1_S20_FOLLOW_BY_PAGCUGC_V1 0x4CEC #define R_PATH1_S20_FOLLOW_BY_PAGCUGC_V2 0x47AC +#define R_PATH1_S20_FOLLOW_BY_PAGCUGC_V3 0x45CC #define B_PATH1_S20_FOLLOW_BY_PAGCUGC_EN_MSK BIT(5) #define R_PATH1_G_TIA0_LNA6_OP1DB_V1 0x4778 #define B_PATH1_G_TIA0_LNA6_OP1DB_V1 GENMASK(7, 0) @@ -8092,6 +8540,15 @@ #define B_PATH1_5MDET_SB2 BIT(8) #define B_PATH1_5MDET_SB0 BIT(6) #define B_PATH1_5MDET_TH GENMASK(5, 0) +#define R_S0S1_CSI_WGT 0x4D34 +#define B_S0S1_CSI_WGT_EN BIT(0) +#define B_S0S1_CSI_WGT_TONE_IDX GENMASK(31, 20) +#define R_CHINFO_ELM_SRC 0x4D84 +#define B_CHINFO_ELM_BITMAP GENMASK(22, 0) +#define B_CHINFO_SRC GENMASK(31, 30) +#define R_CHINFO_TYPE_SCAL 0x4D88 +#define B_CHINFO_TYPE GENMASK(2, 1) +#define B_CHINFO_SCAL BIT(8) #define R_RPL_BIAS_COMP 0x4DF0 #define B_RPL_BIAS_COMP_MASK GENMASK(7, 0) #define R_RPL_PATHAB 0x4E0C @@ -8239,14 +8696,90 @@ #define B_S0_DACKQ8_K GENMASK(15, 8) #define R_DCFO_WEIGHT_V1 0x6244 #define B_DCFO_WEIGHT_MSK_V1 GENMASK(31, 28) +#define R_DAC_CLK 0x625C +#define B_DAC_CLK GENMASK(31, 30) #define R_DCFO_OPT_V1 0x6260 #define B_DCFO_OPT_EN_V1 BIT(17) +#define R_TXFCTR 0x627C +#define B_TXFCTR_THD GENMASK(19, 10) +#define R_TXSCALE 0x6284 +#define B_TXFCTR_EN BIT(19) +#define R_PCOEFF01 0x6684 +#define B_PCOEFF01 GENMASK(23, 0) +#define R_PCOEFF23 0x6688 +#define B_PCOEFF23 GENMASK(23, 0) +#define R_PCOEFF45 0x668c +#define B_PCOEFF45 GENMASK(23, 0) +#define R_PCOEFF67 0x6690 +#define B_PCOEFF67 GENMASK(23, 0) +#define R_PCOEFF89 0x6694 +#define B_PCOEFF89 GENMASK(23, 0) +#define R_PCOEFFAB 0x6698 +#define B_PCOEFFAB GENMASK(23, 0) +#define R_PCOEFFCD 0x669c +#define B_PCOEFFCD GENMASK(23, 0) +#define R_PCOEFFEF 0x66a0 +#define B_PCOEFFEF GENMASK(23, 0) +#define R_MGAIN_BIAS 0x672c +#define B_MGAIN_BIAS_BW20 GENMASK(3, 0) +#define B_MGAIN_BIAS_BW40 GENMASK(7, 4) +#define R_CCK_RPL_OFST 0x6750 +#define B_CCK_RPL_OFST GENMASK(7, 0) +#define R_BK_FC0INV 0x6758 +#define B_BK_FC0INV GENMASK(18, 0) +#define R_CCK_FC0INV 0x675c +#define B_CCK_FC0INV GENMASK(18, 0) #define R_SEG0R_EDCCA_LVL_BE 0x69EC #define R_SEG0R_PPDU_LVL_BE 0x69F0 #define R_SEGSND 0x6A14 #define B_SEGSND_EN BIT(31) +#define R_DBCC 0x6B48 +#define B_DBCC_EN BIT(0) +#define R_FC0 0x6B4C +#define B_BW40_2XFFT BIT(31) +#define B_FC0 GENMASK(12, 0) +#define R_FC0INV_SBW 0x6B50 +#define B_SMALLBW GENMASK(31, 30) +#define B_RX_BT_SG0 GENMASK(25, 22) +#define B_RX_1RCCA GENMASK(17, 14) +#define B_FC0_INV GENMASK(6, 0) +#define R_ANT_CHBW 0x6B54 +#define B_ANT_BT_SHARE BIT(16) +#define B_CHBW_BW GENMASK(14, 12) +#define B_CHBW_PRICH GENMASK(11, 8) +#define B_ANT_RX_SG0 GENMASK(3, 0) +#define R_SLOPE 0x6B6C +#define B_EHT_RATE_TH GENMASK(31, 28) +#define B_SLOPE_B GENMASK(27, 14) +#define B_SLOPE_A GENMASK(13, 0) +#define R_SC_CORNER 0x6B70 +#define B_SC_CORNER GENMASK(10, 0) +#define R_MAG_A 0x6BF4 +#define B_MGA_AEND GENMASK(31, 24) +#define R_MAG_AB 0x6BF8 +#define B_BY_SLOPE GENMASK(31, 24) +#define B_MAG_AB GENMASK(23, 0) +#define R_BEDGE 0x6BFC +#define B_EHT_MCS14 BIT(31) +#define B_HE_RATE_TH GENMASK(30, 27) +#define R_BEDGE2 0x6C00 +#define B_EHT_MCS15 BIT(31) +#define B_HT_VHT_TH GENMASK(11, 0) +#define R_BEDGE3 0x6C04 +#define B_TB_EN BIT(23) +#define B_HEMU_EN BIT(21) +#define B_HEERSU_EN BIT(19) +#define B_EHTTB_EN BIT(15) +#define B_BEDGE_CFG GENMASK(1, 0) +#define R_SU_PUNC 0x6C08 +#define B_SU_PUNC_EN BIT(1) +#define R_BEDGE5 0x6C10 +#define B_HWGEN_EN BIT(25) +#define B_PWROFST_COMP BIT(20) #define R_RPL_BIAS_COMP1 0x6DF0 #define B_RPL_BIAS_COMP1_MASK GENMASK(7, 0) +#define R_DBCC_FA 0x703C +#define B_DBCC_FA BIT(12) #define R_P1_TSSI_ALIM1 0x7630 #define B_P1_TSSI_ALIM1 GENMASK(29, 0) #define B_P1_TSSI_ALIM11 GENMASK(29, 20) @@ -8389,8 +8922,12 @@ #define B_PRT_COM_RXBB_V1 GENMASK(4, 0) #define B_PRT_COM_DONE BIT(0) #define R_COEF_SEL 0x8104 +#define R_COEF_SEL_C1 0x8204 #define B_COEF_SEL_IQC BIT(0) +#define B_COEF_SEL_IQC_V1 GENMASK(1, 0) #define B_COEF_SEL_MDPD BIT(8) +#define B_COEF_SEL_MDPD_V1 GENMASK(9, 8) +#define B_COEF_SEL_EN BIT(31) #define R_CFIR_SYS 0x8120 #define R_IQK_RES 0x8124 #define B_IQK_RES_K BIT(28) @@ -8412,8 +8949,10 @@ #define B_RFGAIN_BND GENMASK(4, 0) #define R_CFIR_MAP 0x8150 #define R_CFIR_LUT 0x8154 +#define R_CFIR_LUT_C1 0x8254 #define B_CFIR_LUT_SEL BIT(8) #define B_CFIR_LUT_SET BIT(4) +#define B_CFIR_LUT_G5 BIT(5) #define B_CFIR_LUT_G3 BIT(3) #define B_CFIR_LUT_G2 BIT(2) #define B_CFIR_LUT_GP_V1 GENMASK(2, 0) @@ -8626,6 +9165,35 @@ #define B_DACKN0_V GENMASK(21, 14) #define R_DACKN1_CTL 0xC224 #define B_DACKN1_V GENMASK(21, 14) +#define R_GAIN_MAP0 0xE44C +#define B_GAIN_MAP0_EN BIT(0) +#define R_GAIN_MAP1 0xE54C +#define B_GAIN_MAP1_EN BIT(0) +#define R_GOTX_IQKDPK_C0 0xE464 +#define R_GOTX_IQKDPK_C1 0xE564 +#define B_GOTX_IQKDPK GENMASK(28, 27) +#define R_IQK_DPK_PRST 0xE4AC +#define R_IQK_DPK_PRST_C1 0xE5AC +#define B_IQK_DPK_PRST BIT(27) +#define R_TXPWR_RSTA 0xE60C +#define B_TXPWR_RSTA BIT(16) +#define R_TSSI_PWR_P0 0xE610 +#define R_TSSI_PWR_P1 0xE710 +#define B_TSSI_CONT_EN BIT(3) +#define R_TSSI_MAP_OFST_P0 0xE620 +#define R_TSSI_MAP_OFST_P1 0xE720 +#define B_TSSI_MAP_OFST_OFDM GENMASK(17, 9) +#define B_TSSI_MAP_OFST_CCK GENMASK(26, 18) +#define R_TXAGC_REF0_P0 0xE628 +#define R_TXAGC_REF0_P1 0xE728 +#define B_TXAGC_REF0_OFDM_DBM GENMASK(8, 0) +#define B_TXAGC_REF0_CCK_DBM GENMASK(17, 9) +#define B_TXAGC_REF0_OFDM_CW GENMASK(26, 18) +#define R_TXAGC_REF1_P0 0xE62C +#define R_TXAGC_REF1_P1 0xE72C +#define B_TXAGC_REF1_CCK_CW GENMASK(8, 0) +#define R_TXPWR_RSTB 0xE70C +#define B_TXPWR_RSTB BIT(16) /* WiFi CPU local domain */ #define R_AX_WDT_CTRL 0x0040 diff --git a/drivers/net/wireless/realtek/rtw89/rtw8851b.c b/drivers/net/wireless/realtek/rtw89/rtw8851b.c index 5c167a9278ce..51d3e61eaa1d 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8851b.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8851b.c @@ -901,7 +901,7 @@ static void rtw8851b_set_gain_error(struct rtw89_dev *rtwdev, enum rtw89_subband subband, enum rtw89_rf_path path) { - const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 gain_band = rtw89_subband_to_bb_gain_band(subband); s32 val; u32 reg; @@ -987,7 +987,7 @@ next: static void rtw8851b_set_rxsc_rpl_comp(struct rtw89_dev *rtwdev, enum rtw89_subband subband) { - const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 band = rtw89_subband_to_bb_gain_band(subband); u32 val; @@ -1921,41 +1921,81 @@ static u8 rtw8851b_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_p static void rtw8851b_btc_set_rfe(struct rtw89_dev *rtwdev) { - struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; + const struct rtw89_btc_ver *ver = rtwdev->btc.ver; + union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; - module->rfe_type = rtwdev->efuse.rfe_type; - module->cv = rtwdev->hal.cv; - module->bt_solo = 0; - module->switch_type = BTC_SWITCH_INTERNAL; - module->ant.isolation = 10; - module->kt_ver_adie = rtwdev->hal.acv; + if (ver->fcxinit == 7) { + md->md_v7.rfe_type = rtwdev->efuse.rfe_type; + md->md_v7.kt_ver = rtwdev->hal.cv; + md->md_v7.bt_solo = 0; + md->md_v7.switch_type = BTC_SWITCH_INTERNAL; + md->md_v7.ant.isolation = 10; + md->md_v7.kt_ver_adie = rtwdev->hal.acv; - if (module->rfe_type == 0) - return; + if (md->md_v7.rfe_type == 0) + return; - /* rfe_type 3*n+1: 1-Ant(shared), - * 3*n+2: 2-Ant+Div(non-shared), - * 3*n+3: 2-Ant+no-Div(non-shared) - */ - module->ant.num = (module->rfe_type % 3 == 1) ? 1 : 2; - /* WL-1ss at S0, btg at s0 (On 1 WL RF) */ - module->ant.single_pos = RF_PATH_A; - module->ant.btg_pos = RF_PATH_A; - module->ant.stream_cnt = 1; - - if (module->ant.num == 1) { - module->ant.type = BTC_ANT_SHARED; - module->bt_pos = BTC_BT_BTG; - module->wa_type = 1; - module->ant.diversity = 0; - } else { /* ant.num == 2 */ - module->ant.type = BTC_ANT_DEDICATED; - module->bt_pos = BTC_BT_ALONE; - module->switch_type = BTC_SWITCH_EXTERNAL; - module->wa_type = 0; - if (module->rfe_type % 3 == 2) - module->ant.diversity = 1; + /* rfe_type 3*n+1: 1-Ant(shared), + * 3*n+2: 2-Ant+Div(non-shared), + * 3*n+3: 2-Ant+no-Div(non-shared) + */ + md->md_v7.ant.num = (md->md_v7.rfe_type % 3 == 1) ? 1 : 2; + /* WL-1ss at S0, btg at s0 (On 1 WL RF) */ + md->md_v7.ant.single_pos = RF_PATH_A; + md->md_v7.ant.btg_pos = RF_PATH_A; + md->md_v7.ant.stream_cnt = 1; + + if (md->md_v7.ant.num == 1) { + md->md_v7.ant.type = BTC_ANT_SHARED; + md->md_v7.bt_pos = BTC_BT_BTG; + md->md_v7.wa_type = 1; + md->md_v7.ant.diversity = 0; + } else { /* ant.num == 2 */ + md->md_v7.ant.type = BTC_ANT_DEDICATED; + md->md_v7.bt_pos = BTC_BT_ALONE; + md->md_v7.switch_type = BTC_SWITCH_EXTERNAL; + md->md_v7.wa_type = 0; + if (md->md_v7.rfe_type % 3 == 2) + md->md_v7.ant.diversity = 1; + } + rtwdev->btc.btg_pos = md->md_v7.ant.btg_pos; + rtwdev->btc.ant_type = md->md_v7.ant.type; + } else { + md->md.rfe_type = rtwdev->efuse.rfe_type; + md->md.cv = rtwdev->hal.cv; + md->md.bt_solo = 0; + md->md.switch_type = BTC_SWITCH_INTERNAL; + md->md.ant.isolation = 10; + md->md.kt_ver_adie = rtwdev->hal.acv; + + if (md->md.rfe_type == 0) + return; + + /* rfe_type 3*n+1: 1-Ant(shared), + * 3*n+2: 2-Ant+Div(non-shared), + * 3*n+3: 2-Ant+no-Div(non-shared) + */ + md->md.ant.num = (md->md.rfe_type % 3 == 1) ? 1 : 2; + /* WL-1ss at S0, btg at s0 (On 1 WL RF) */ + md->md.ant.single_pos = RF_PATH_A; + md->md.ant.btg_pos = RF_PATH_A; + md->md.ant.stream_cnt = 1; + + if (md->md.ant.num == 1) { + md->md.ant.type = BTC_ANT_SHARED; + md->md.bt_pos = BTC_BT_BTG; + md->md.wa_type = 1; + md->md.ant.diversity = 0; + } else { /* ant.num == 2 */ + md->md.ant.type = BTC_ANT_DEDICATED; + md->md.bt_pos = BTC_BT_ALONE; + md->md.switch_type = BTC_SWITCH_EXTERNAL; + md->md.wa_type = 0; + if (md->md.rfe_type % 3 == 2) + md->md.ant.diversity = 1; + } + rtwdev->btc.btg_pos = md->md.ant.btg_pos; + rtwdev->btc.ant_type = md->md.ant.type; } } @@ -1965,7 +2005,7 @@ void rtw8851b_set_trx_mask(struct rtw89_dev *rtwdev, u8 path, u8 group, u32 val) if (group > BTC_BT_SS_GROUP) group--; /* Tx-group=1, Rx-group=2 */ - if (rtwdev->btc.mdinfo.ant.type == BTC_ANT_SHARED) /* 1-Ant */ + if (rtwdev->btc.ant_type == BTC_ANT_SHARED) /* 1-Ant */ group += 3; rtw89_write_rf(rtwdev, path, RR_LUTWA, RFREG_MASK, group); @@ -1980,9 +2020,9 @@ static void rtw8851b_btc_init_cfg(struct rtw89_dev *rtwdev) }; const struct rtw89_chip_info *chip = rtwdev->chip; struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; - struct rtw89_btc_ant_info *ant = &module->ant; - u8 path, path_min, path_max; + union rtw89_btc_module_info *md = &btc->mdinfo; + const struct rtw89_btc_ver *ver = btc->ver; + u8 path, path_min, path_max, str_cnt, ant_sing_pos; /* PTA init */ rtw89_mac_coex_init(rtwdev, &coex_params); @@ -1991,9 +2031,17 @@ static void rtw8851b_btc_init_cfg(struct rtw89_dev *rtwdev) chip->ops->btc_set_wl_pri(rtwdev, BTC_PRI_MASK_TX_RESP, true); chip->ops->btc_set_wl_pri(rtwdev, BTC_PRI_MASK_BEACON, true); + if (ver->fcxinit == 7) { + str_cnt = md->md_v7.ant.stream_cnt; + ant_sing_pos = md->md_v7.ant.single_pos; + } else { + str_cnt = md->md.ant.stream_cnt; + ant_sing_pos = md->md.ant.single_pos; + } + /* for 1-Ant && 1-ss case: only 1-path */ - if (ant->stream_cnt == 1) { - path_min = ant->single_pos; + if (str_cnt == 1) { + path_min = ant_sing_pos; path_max = path_min; } else { path_min = RF_PATH_A; @@ -2016,7 +2064,7 @@ static void rtw8851b_btc_init_cfg(struct rtw89_dev *rtwdev) /* if GNT_WL = 0 && BT = Tx_group --> * Shared-Ant && BTG-path:WL mask(0x55f), others:WL THRU(0x5ff) */ - if (ant->type == BTC_ANT_SHARED && ant->btg_pos == path) + if (btc->ant_type == BTC_ANT_SHARED && btc->btg_pos == path) rtw8851b_set_trx_mask(rtwdev, path, BTC_BT_TX_GROUP, 0x55f); else rtw8851b_set_trx_mask(rtwdev, path, BTC_BT_TX_GROUP, 0x5ff); @@ -2148,19 +2196,18 @@ void rtw8851b_btc_update_bt_cnt(struct rtw89_dev *rtwdev) static void rtw8851b_btc_wl_s1_standby(struct rtw89_dev *rtwdev, bool state) { struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_ant_info *ant = &btc->mdinfo.ant; - rtw89_write_rf(rtwdev, ant->btg_pos, RR_LUTWE, RFREG_MASK, 0x80000); - rtw89_write_rf(rtwdev, ant->btg_pos, RR_LUTWA, RFREG_MASK, 0x1); - rtw89_write_rf(rtwdev, ant->btg_pos, RR_LUTWD1, RFREG_MASK, 0x110); + rtw89_write_rf(rtwdev, btc->btg_pos, RR_LUTWE, RFREG_MASK, 0x80000); + rtw89_write_rf(rtwdev, btc->btg_pos, RR_LUTWA, RFREG_MASK, 0x1); + rtw89_write_rf(rtwdev, btc->btg_pos, RR_LUTWD1, RFREG_MASK, 0x110); /* set WL standby = Rx for GNT_BT_Tx = 1->0 settle issue */ if (state) - rtw89_write_rf(rtwdev, ant->btg_pos, RR_LUTWD0, RFREG_MASK, 0x179c); + rtw89_write_rf(rtwdev, btc->btg_pos, RR_LUTWD0, RFREG_MASK, 0x179c); else - rtw89_write_rf(rtwdev, ant->btg_pos, RR_LUTWD0, RFREG_MASK, 0x208); + rtw89_write_rf(rtwdev, btc->btg_pos, RR_LUTWD0, RFREG_MASK, 0x208); - rtw89_write_rf(rtwdev, ant->btg_pos, RR_LUTWE, RFREG_MASK, 0x0); + rtw89_write_rf(rtwdev, btc->btg_pos, RR_LUTWE, RFREG_MASK, 0x0); } #define LNA2_51B_MA 0x700 @@ -2175,7 +2222,6 @@ static void rtw8851b_btc_set_wl_rx_gain(struct rtw89_dev *rtwdev, u32 level) * level=1 Fix LNA2=5: TIA 1/0= (LNA2,TIAN6) = (5,0)/(5,1) = 18dB/12dB */ struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_ant_info *ant = &btc->mdinfo.ant; const struct rtw89_reg2_def *rf; u32 n, i, val; @@ -2203,10 +2249,10 @@ static void rtw8851b_btc_set_wl_rx_gain(struct rtw89_dev *rtwdev, u32 level) for (i = 0; i < n; i++, rf++) { val = rf->data; /* bit[10] = 1 if non-shared-ant for 8851b */ - if (btc->mdinfo.ant.type == BTC_ANT_DEDICATED) + if (btc->ant_type == BTC_ANT_DEDICATED) val |= 0x4; - rtw89_write_rf(rtwdev, ant->btg_pos, rf->addr, LNA2_51B_MA, val); + rtw89_write_rf(rtwdev, btc->btg_pos, rf->addr, LNA2_51B_MA, val); } } @@ -2299,6 +2345,7 @@ static const struct rtw89_chip_ops rtw8851b_chip_ops = { .enable_bb_rf = rtw8851b_mac_enable_bb_rf, .disable_bb_rf = rtw8851b_mac_disable_bb_rf, .bb_preinit = NULL, + .bb_postinit = NULL, .bb_reset = rtw8851b_bb_reset, .bb_sethw = rtw8851b_bb_sethw, .read_rf = rtw89_phy_read_rf_v1, @@ -2309,7 +2356,9 @@ static const struct rtw89_chip_ops rtw8851b_chip_ops = { .read_phycap = rtw8851b_read_phycap, .fem_setup = NULL, .rfe_gpio = rtw8851b_rfe_gpio, + .rfk_hw_init = NULL, .rfk_init = rtw8851b_rfk_init, + .rfk_init_late = NULL, .rfk_channel = rtw8851b_rfk_channel, .rfk_band_changed = rtw8851b_rfk_band_changed, .rfk_scan = rtw8851b_rfk_scan, @@ -2334,6 +2383,12 @@ static const struct rtw89_chip_ops rtw8851b_chip_ops = { .stop_sch_tx = rtw89_mac_stop_sch_tx, .resume_sch_tx = rtw89_mac_resume_sch_tx, .h2c_dctl_sec_cam = NULL, + .h2c_default_cmac_tbl = rtw89_fw_h2c_default_cmac_tbl, + .h2c_assoc_cmac_tbl = rtw89_fw_h2c_assoc_cmac_tbl, + .h2c_ampdu_cmac_tbl = NULL, + .h2c_default_dmac_tbl = NULL, + .h2c_update_beacon = rtw89_fw_h2c_update_beacon, + .h2c_ba_cam = rtw89_fw_h2c_ba_cam, .btc_set_rfe = rtw8851b_btc_set_rfe, .btc_init_cfg = rtw8851b_btc_init_cfg, @@ -2394,7 +2449,9 @@ const struct rtw89_chip_info rtw8851b_chip_info = { .support_chanctx_num = 0, .support_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ), - .support_bw160 = false, + .support_bandwidths = BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80), .support_unii4 = true, .ul_tb_waveform_ctrl = true, .ul_tb_pwr_diff = false, @@ -2449,6 +2506,7 @@ const struct rtw89_chip_info rtw8851b_chip_info = { .c2h_counter_reg = {R_AX_UDM1 + 1, B_AX_UDM1_HALMAC_C2H_ENQ_CNT_MASK >> 8}, .c2h_regs = rtw8851b_c2h_regs, .page_regs = &rtw8851b_page_regs, + .wow_reason_reg = R_AX_C2HREG_DATA3 + 3, .cfo_src_fd = true, .cfo_hw_comp = true, .dcfo_comp = &rtw8851b_dcfo_comp, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8851b_table.c b/drivers/net/wireless/realtek/rtw89/rtw8851b_table.c index 8cb5bde8f625..522883c8dfb9 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8851b_table.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8851b_table.c @@ -5345,7 +5345,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][48] = 72, [0][0][1][0][RTW89_ETSI][48] = 127, [0][0][1][0][RTW89_MKK][48] = 127, - [0][0][1][0][RTW89_IC][48] = 127, + [0][0][1][0][RTW89_IC][48] = 72, [0][0][1][0][RTW89_KCC][48] = 127, [0][0][1][0][RTW89_ACMA][48] = 127, [0][0][1][0][RTW89_CN][48] = 127, @@ -5353,7 +5353,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][50] = 72, [0][0][1][0][RTW89_ETSI][50] = 127, [0][0][1][0][RTW89_MKK][50] = 127, - [0][0][1][0][RTW89_IC][50] = 127, + [0][0][1][0][RTW89_IC][50] = 72, [0][0][1][0][RTW89_KCC][50] = 127, [0][0][1][0][RTW89_ACMA][50] = 127, [0][0][1][0][RTW89_CN][50] = 127, @@ -5361,7 +5361,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][52] = 72, [0][0][1][0][RTW89_ETSI][52] = 127, [0][0][1][0][RTW89_MKK][52] = 127, - [0][0][1][0][RTW89_IC][52] = 127, + [0][0][1][0][RTW89_IC][52] = 72, [0][0][1][0][RTW89_KCC][52] = 127, [0][0][1][0][RTW89_ACMA][52] = 127, [0][0][1][0][RTW89_CN][52] = 127, @@ -5793,7 +5793,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][48] = 74, [0][0][2][0][RTW89_ETSI][48] = 127, [0][0][2][0][RTW89_MKK][48] = 127, - [0][0][2][0][RTW89_IC][48] = 127, + [0][0][2][0][RTW89_IC][48] = 74, [0][0][2][0][RTW89_KCC][48] = 127, [0][0][2][0][RTW89_ACMA][48] = 127, [0][0][2][0][RTW89_CN][48] = 127, @@ -5801,7 +5801,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][50] = 76, [0][0][2][0][RTW89_ETSI][50] = 127, [0][0][2][0][RTW89_MKK][50] = 127, - [0][0][2][0][RTW89_IC][50] = 127, + [0][0][2][0][RTW89_IC][50] = 76, [0][0][2][0][RTW89_KCC][50] = 127, [0][0][2][0][RTW89_ACMA][50] = 127, [0][0][2][0][RTW89_CN][50] = 127, @@ -5809,7 +5809,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][52] = 76, [0][0][2][0][RTW89_ETSI][52] = 127, [0][0][2][0][RTW89_MKK][52] = 127, - [0][0][2][0][RTW89_IC][52] = 127, + [0][0][2][0][RTW89_IC][52] = 76, [0][0][2][0][RTW89_KCC][52] = 127, [0][0][2][0][RTW89_ACMA][52] = 127, [0][0][2][0][RTW89_CN][52] = 127, @@ -6361,7 +6361,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][0][2][0][RTW89_FCC][47] = 84, [1][0][2][0][RTW89_ETSI][47] = 127, [1][0][2][0][RTW89_MKK][47] = 127, - [1][0][2][0][RTW89_IC][47] = 127, + [1][0][2][0][RTW89_IC][47] = 84, [1][0][2][0][RTW89_KCC][47] = 127, [1][0][2][0][RTW89_ACMA][47] = 127, [1][0][2][0][RTW89_CN][47] = 127, @@ -6369,7 +6369,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][0][2][0][RTW89_FCC][51] = 84, [1][0][2][0][RTW89_ETSI][51] = 127, [1][0][2][0][RTW89_MKK][51] = 127, - [1][0][2][0][RTW89_IC][51] = 127, + [1][0][2][0][RTW89_IC][51] = 84, [1][0][2][0][RTW89_KCC][51] = 127, [1][0][2][0][RTW89_ACMA][51] = 127, [1][0][2][0][RTW89_CN][51] = 127, @@ -6649,7 +6649,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [2][0][2][0][RTW89_FCC][49] = 74, [2][0][2][0][RTW89_ETSI][49] = 127, [2][0][2][0][RTW89_MKK][49] = 127, - [2][0][2][0][RTW89_IC][49] = 127, + [2][0][2][0][RTW89_IC][49] = 74, [2][0][2][0][RTW89_KCC][49] = 127, [2][0][2][0][RTW89_ACMA][49] = 127, [2][0][2][0][RTW89_CN][49] = 127, @@ -7975,7 +7975,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][48] = 42, [0][0][RTW89_ETSI][48] = 127, [0][0][RTW89_MKK][48] = 127, - [0][0][RTW89_IC][48] = 127, + [0][0][RTW89_IC][48] = 42, [0][0][RTW89_KCC][48] = 127, [0][0][RTW89_ACMA][48] = 127, [0][0][RTW89_CN][48] = 127, @@ -7983,7 +7983,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][50] = 42, [0][0][RTW89_ETSI][50] = 127, [0][0][RTW89_MKK][50] = 127, - [0][0][RTW89_IC][50] = 127, + [0][0][RTW89_IC][50] = 42, [0][0][RTW89_KCC][50] = 127, [0][0][RTW89_ACMA][50] = 127, [0][0][RTW89_CN][50] = 127, @@ -7991,7 +7991,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][52] = 40, [0][0][RTW89_ETSI][52] = 127, [0][0][RTW89_MKK][52] = 127, - [0][0][RTW89_IC][52] = 127, + [0][0][RTW89_IC][52] = 40, [0][0][RTW89_KCC][52] = 127, [0][0][RTW89_ACMA][52] = 127, [0][0][RTW89_CN][52] = 127, @@ -8423,7 +8423,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][48] = 52, [1][0][RTW89_ETSI][48] = 127, [1][0][RTW89_MKK][48] = 127, - [1][0][RTW89_IC][48] = 127, + [1][0][RTW89_IC][48] = 52, [1][0][RTW89_KCC][48] = 127, [1][0][RTW89_ACMA][48] = 127, [1][0][RTW89_CN][48] = 127, @@ -8431,7 +8431,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][50] = 52, [1][0][RTW89_ETSI][50] = 127, [1][0][RTW89_MKK][50] = 127, - [1][0][RTW89_IC][50] = 127, + [1][0][RTW89_IC][50] = 52, [1][0][RTW89_KCC][50] = 127, [1][0][RTW89_ACMA][50] = 127, [1][0][RTW89_CN][50] = 127, @@ -8439,7 +8439,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][52] = 52, [1][0][RTW89_ETSI][52] = 127, [1][0][RTW89_MKK][52] = 127, - [1][0][RTW89_IC][52] = 127, + [1][0][RTW89_IC][52] = 52, [1][0][RTW89_KCC][52] = 127, [1][0][RTW89_ACMA][52] = 127, [1][0][RTW89_CN][52] = 127, @@ -8871,7 +8871,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_FCC][48] = 64, [2][0][RTW89_ETSI][48] = 127, [2][0][RTW89_MKK][48] = 127, - [2][0][RTW89_IC][48] = 127, + [2][0][RTW89_IC][48] = 64, [2][0][RTW89_KCC][48] = 127, [2][0][RTW89_ACMA][48] = 127, [2][0][RTW89_CN][48] = 127, @@ -8879,7 +8879,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_FCC][50] = 64, [2][0][RTW89_ETSI][50] = 127, [2][0][RTW89_MKK][50] = 127, - [2][0][RTW89_IC][50] = 127, + [2][0][RTW89_IC][50] = 64, [2][0][RTW89_KCC][50] = 127, [2][0][RTW89_ACMA][50] = 127, [2][0][RTW89_CN][50] = 127, @@ -8887,7 +8887,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_FCC][52] = 60, [2][0][RTW89_ETSI][52] = 127, [2][0][RTW89_MKK][52] = 127, - [2][0][RTW89_IC][52] = 127, + [2][0][RTW89_IC][52] = 60, [2][0][RTW89_KCC][52] = 127, [2][0][RTW89_ACMA][52] = 127, [2][0][RTW89_CN][52] = 127, @@ -11055,7 +11055,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][48] = 72, [0][0][1][0][RTW89_ETSI][48] = 127, [0][0][1][0][RTW89_MKK][48] = 127, - [0][0][1][0][RTW89_IC][48] = 127, + [0][0][1][0][RTW89_IC][48] = 72, [0][0][1][0][RTW89_KCC][48] = 127, [0][0][1][0][RTW89_ACMA][48] = 127, [0][0][1][0][RTW89_CN][48] = 127, @@ -11063,7 +11063,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][50] = 72, [0][0][1][0][RTW89_ETSI][50] = 127, [0][0][1][0][RTW89_MKK][50] = 127, - [0][0][1][0][RTW89_IC][50] = 127, + [0][0][1][0][RTW89_IC][50] = 72, [0][0][1][0][RTW89_KCC][50] = 127, [0][0][1][0][RTW89_ACMA][50] = 127, [0][0][1][0][RTW89_CN][50] = 127, @@ -11071,7 +11071,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][52] = 72, [0][0][1][0][RTW89_ETSI][52] = 127, [0][0][1][0][RTW89_MKK][52] = 127, - [0][0][1][0][RTW89_IC][52] = 127, + [0][0][1][0][RTW89_IC][52] = 72, [0][0][1][0][RTW89_KCC][52] = 127, [0][0][1][0][RTW89_ACMA][52] = 127, [0][0][1][0][RTW89_CN][52] = 127, @@ -11503,7 +11503,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][48] = 74, [0][0][2][0][RTW89_ETSI][48] = 127, [0][0][2][0][RTW89_MKK][48] = 127, - [0][0][2][0][RTW89_IC][48] = 127, + [0][0][2][0][RTW89_IC][48] = 74, [0][0][2][0][RTW89_KCC][48] = 127, [0][0][2][0][RTW89_ACMA][48] = 127, [0][0][2][0][RTW89_CN][48] = 127, @@ -11511,7 +11511,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][50] = 74, [0][0][2][0][RTW89_ETSI][50] = 127, [0][0][2][0][RTW89_MKK][50] = 127, - [0][0][2][0][RTW89_IC][50] = 127, + [0][0][2][0][RTW89_IC][50] = 74, [0][0][2][0][RTW89_KCC][50] = 127, [0][0][2][0][RTW89_ACMA][50] = 127, [0][0][2][0][RTW89_CN][50] = 127, @@ -11519,7 +11519,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][52] = 74, [0][0][2][0][RTW89_ETSI][52] = 127, [0][0][2][0][RTW89_MKK][52] = 127, - [0][0][2][0][RTW89_IC][52] = 127, + [0][0][2][0][RTW89_IC][52] = 74, [0][0][2][0][RTW89_KCC][52] = 127, [0][0][2][0][RTW89_ACMA][52] = 127, [0][0][2][0][RTW89_CN][52] = 127, @@ -12071,7 +12071,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][0][2][0][RTW89_FCC][47] = 80, [1][0][2][0][RTW89_ETSI][47] = 127, [1][0][2][0][RTW89_MKK][47] = 127, - [1][0][2][0][RTW89_IC][47] = 127, + [1][0][2][0][RTW89_IC][47] = 80, [1][0][2][0][RTW89_KCC][47] = 127, [1][0][2][0][RTW89_ACMA][47] = 127, [1][0][2][0][RTW89_CN][47] = 127, @@ -12079,7 +12079,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][0][2][0][RTW89_FCC][51] = 80, [1][0][2][0][RTW89_ETSI][51] = 127, [1][0][2][0][RTW89_MKK][51] = 127, - [1][0][2][0][RTW89_IC][51] = 127, + [1][0][2][0][RTW89_IC][51] = 80, [1][0][2][0][RTW89_KCC][51] = 127, [1][0][2][0][RTW89_ACMA][51] = 127, [1][0][2][0][RTW89_CN][51] = 127, @@ -12359,7 +12359,7 @@ const s8 rtw89_8851b_txpwr_lmt_5g_type2[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [2][0][2][0][RTW89_FCC][49] = 72, [2][0][2][0][RTW89_ETSI][49] = 127, [2][0][2][0][RTW89_MKK][49] = 127, - [2][0][2][0][RTW89_IC][49] = 127, + [2][0][2][0][RTW89_IC][49] = 72, [2][0][2][0][RTW89_KCC][49] = 127, [2][0][2][0][RTW89_ACMA][49] = 127, [2][0][2][0][RTW89_CN][49] = 127, @@ -13685,7 +13685,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][48] = 40, [0][0][RTW89_ETSI][48] = 127, [0][0][RTW89_MKK][48] = 127, - [0][0][RTW89_IC][48] = 127, + [0][0][RTW89_IC][48] = 40, [0][0][RTW89_KCC][48] = 127, [0][0][RTW89_ACMA][48] = 127, [0][0][RTW89_CN][48] = 127, @@ -13693,7 +13693,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][50] = 42, [0][0][RTW89_ETSI][50] = 127, [0][0][RTW89_MKK][50] = 127, - [0][0][RTW89_IC][50] = 127, + [0][0][RTW89_IC][50] = 42, [0][0][RTW89_KCC][50] = 127, [0][0][RTW89_ACMA][50] = 127, [0][0][RTW89_CN][50] = 127, @@ -13701,7 +13701,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][52] = 38, [0][0][RTW89_ETSI][52] = 127, [0][0][RTW89_MKK][52] = 127, - [0][0][RTW89_IC][52] = 127, + [0][0][RTW89_IC][52] = 38, [0][0][RTW89_KCC][52] = 127, [0][0][RTW89_ACMA][52] = 127, [0][0][RTW89_CN][52] = 127, @@ -14133,7 +14133,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][48] = 52, [1][0][RTW89_ETSI][48] = 127, [1][0][RTW89_MKK][48] = 127, - [1][0][RTW89_IC][48] = 127, + [1][0][RTW89_IC][48] = 52, [1][0][RTW89_KCC][48] = 127, [1][0][RTW89_ACMA][48] = 127, [1][0][RTW89_CN][48] = 127, @@ -14141,7 +14141,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][50] = 52, [1][0][RTW89_ETSI][50] = 127, [1][0][RTW89_MKK][50] = 127, - [1][0][RTW89_IC][50] = 127, + [1][0][RTW89_IC][50] = 52, [1][0][RTW89_KCC][50] = 127, [1][0][RTW89_ACMA][50] = 127, [1][0][RTW89_CN][50] = 127, @@ -14149,7 +14149,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][52] = 50, [1][0][RTW89_ETSI][52] = 127, [1][0][RTW89_MKK][52] = 127, - [1][0][RTW89_IC][52] = 127, + [1][0][RTW89_IC][52] = 50, [1][0][RTW89_KCC][52] = 127, [1][0][RTW89_ACMA][52] = 127, [1][0][RTW89_CN][52] = 127, @@ -14581,7 +14581,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_FCC][48] = 62, [2][0][RTW89_ETSI][48] = 127, [2][0][RTW89_MKK][48] = 127, - [2][0][RTW89_IC][48] = 127, + [2][0][RTW89_IC][48] = 62, [2][0][RTW89_KCC][48] = 127, [2][0][RTW89_ACMA][48] = 127, [2][0][RTW89_CN][48] = 127, @@ -14589,7 +14589,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_FCC][50] = 62, [2][0][RTW89_ETSI][50] = 127, [2][0][RTW89_MKK][50] = 127, - [2][0][RTW89_IC][50] = 127, + [2][0][RTW89_IC][50] = 62, [2][0][RTW89_KCC][50] = 127, [2][0][RTW89_ACMA][50] = 127, [2][0][RTW89_CN][50] = 127, @@ -14597,7 +14597,7 @@ const s8 rtw89_8851b_txpwr_lmt_ru_5g_type2[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_FCC][52] = 60, [2][0][RTW89_ETSI][52] = 127, [2][0][RTW89_MKK][52] = 127, - [2][0][RTW89_IC][52] = 127, + [2][0][RTW89_IC][52] = 60, [2][0][RTW89_KCC][52] = 127, [2][0][RTW89_ACMA][52] = 127, [2][0][RTW89_CN][52] = 127, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8851be.c b/drivers/net/wireless/realtek/rtw89/rtw8851be.c index ade69bd30fc8..ca1374a71727 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8851be.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8851be.c @@ -25,6 +25,8 @@ static const struct rtw89_pci_info rtw8851b_pci_info = { .autok_en = MAC_AX_PCIE_DISABLE, .io_rcy_en = MAC_AX_PCIE_DISABLE, .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_6MS, + .rx_ring_eq_is_full = false, + .check_rx_tag = false, .init_cfg_reg = R_AX_PCIE_INIT_CFG1, .txhci_en_bit = B_AX_TXHCI_EN, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c index 0c76c52ce22c..2deadec715cf 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852a.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852a.c @@ -1665,28 +1665,55 @@ static u8 rtw8852a_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_p static void rtw8852a_btc_set_rfe(struct rtw89_dev *rtwdev) { - struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; + const struct rtw89_btc_ver *ver = rtwdev->btc.ver; + union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; - module->rfe_type = rtwdev->efuse.rfe_type; - module->cv = rtwdev->hal.cv; - module->bt_solo = 0; - module->switch_type = BTC_SWITCH_INTERNAL; + if (ver->fcxinit == 7) { + md->md_v7.rfe_type = rtwdev->efuse.rfe_type; + md->md_v7.kt_ver = rtwdev->hal.cv; + md->md_v7.bt_solo = 0; + md->md_v7.switch_type = BTC_SWITCH_INTERNAL; - if (module->rfe_type > 0) - module->ant.num = (module->rfe_type % 2 ? 2 : 3); - else - module->ant.num = 2; + if (md->md_v7.rfe_type > 0) + md->md_v7.ant.num = (md->md_v7.rfe_type % 2 ? 2 : 3); + else + md->md_v7.ant.num = 2; - module->ant.diversity = 0; - module->ant.isolation = 10; + md->md_v7.ant.diversity = 0; + md->md_v7.ant.isolation = 10; - if (module->ant.num == 3) { - module->ant.type = BTC_ANT_DEDICATED; - module->bt_pos = BTC_BT_ALONE; + if (md->md_v7.ant.num == 3) { + md->md_v7.ant.type = BTC_ANT_DEDICATED; + md->md_v7.bt_pos = BTC_BT_ALONE; + } else { + md->md_v7.ant.type = BTC_ANT_SHARED; + md->md_v7.bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = md->md_v7.ant.btg_pos; + rtwdev->btc.ant_type = md->md_v7.ant.type; } else { - module->ant.type = BTC_ANT_SHARED; - module->bt_pos = BTC_BT_BTG; + md->md.rfe_type = rtwdev->efuse.rfe_type; + md->md.cv = rtwdev->hal.cv; + md->md.bt_solo = 0; + md->md.switch_type = BTC_SWITCH_INTERNAL; + + if (md->md.rfe_type > 0) + md->md.ant.num = (md->md.rfe_type % 2 ? 2 : 3); + else + md->md.ant.num = 2; + + md->md.ant.diversity = 0; + md->md.ant.isolation = 10; + + if (md->md.ant.num == 3) { + md->md.ant.type = BTC_ANT_DEDICATED; + md->md.bt_pos = BTC_BT_ALONE; + } else { + md->md.ant.type = BTC_ANT_SHARED; + md->md.bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = md->md.ant.btg_pos; + rtwdev->btc.ant_type = md->md.ant.type; } } @@ -1717,7 +1744,6 @@ static void rtw8852a_ctrl_btg_bt_rx(struct rtw89_dev *rtwdev, bool en, static void rtw8852a_btc_init_cfg(struct rtw89_dev *rtwdev) { struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; const struct rtw89_chip_info *chip = rtwdev->chip; const struct rtw89_mac_ax_coex coex_params = { .pta_mode = RTW89_MAC_AX_COEX_RTK_MODE, @@ -1736,7 +1762,7 @@ static void rtw8852a_btc_init_cfg(struct rtw89_dev *rtwdev) rtw89_write_rf(rtwdev, RF_PATH_B, RR_WLSEL, 0xfffff, 0x0); /* set WL Tx thru in TRX mask table if GNT_WL = 0 && BT_S1 = ss group */ - if (module->ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { rtw8852a_set_trx_mask(rtwdev, RF_PATH_A, BTC_BT_SS_GROUP, 0x5ff); rtw8852a_set_trx_mask(rtwdev, @@ -2043,6 +2069,7 @@ static const struct rtw89_chip_ops rtw8852a_chip_ops = { .enable_bb_rf = rtw89_mac_enable_bb_rf, .disable_bb_rf = rtw89_mac_disable_bb_rf, .bb_preinit = NULL, + .bb_postinit = NULL, .bb_reset = rtw8852a_bb_reset, .bb_sethw = rtw8852a_bb_sethw, .read_rf = rtw89_phy_read_rf, @@ -2053,7 +2080,9 @@ static const struct rtw89_chip_ops rtw8852a_chip_ops = { .read_phycap = rtw8852a_read_phycap, .fem_setup = rtw8852a_fem_setup, .rfe_gpio = NULL, + .rfk_hw_init = NULL, .rfk_init = rtw8852a_rfk_init, + .rfk_init_late = NULL, .rfk_channel = rtw8852a_rfk_channel, .rfk_band_changed = rtw8852a_rfk_band_changed, .rfk_scan = rtw8852a_rfk_scan, @@ -2078,6 +2107,12 @@ static const struct rtw89_chip_ops rtw8852a_chip_ops = { .stop_sch_tx = rtw89_mac_stop_sch_tx, .resume_sch_tx = rtw89_mac_resume_sch_tx, .h2c_dctl_sec_cam = NULL, + .h2c_default_cmac_tbl = rtw89_fw_h2c_default_cmac_tbl, + .h2c_assoc_cmac_tbl = rtw89_fw_h2c_assoc_cmac_tbl, + .h2c_ampdu_cmac_tbl = NULL, + .h2c_default_dmac_tbl = NULL, + .h2c_update_beacon = rtw89_fw_h2c_update_beacon, + .h2c_ba_cam = rtw89_fw_h2c_ba_cam, .btc_set_rfe = rtw8852a_btc_set_rfe, .btc_init_cfg = rtw8852a_btc_init_cfg, @@ -2130,7 +2165,9 @@ const struct rtw89_chip_info rtw8852a_chip_info = { .support_chanctx_num = 1, .support_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ), - .support_bw160 = false, + .support_bandwidths = BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80), .support_unii4 = false, .ul_tb_waveform_ctrl = false, .ul_tb_pwr_diff = false, @@ -2186,6 +2223,7 @@ const struct rtw89_chip_info rtw8852a_chip_info = { .c2h_regs = rtw8852a_c2h_regs, .c2h_counter_reg = {R_AX_UDM1 + 1, B_AX_UDM1_HALMAC_C2H_ENQ_CNT_MASK >> 8}, .page_regs = &rtw8852a_page_regs, + .wow_reason_reg = R_AX_C2HREG_DATA3 + 3, .cfo_src_fd = false, .cfo_hw_comp = false, .dcfo_comp = &rtw8852a_dcfo_comp, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852ae.c b/drivers/net/wireless/realtek/rtw89/rtw8852ae.c index f1e890bde049..7c6ffedb77e2 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852ae.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852ae.c @@ -26,6 +26,7 @@ static const struct rtw89_pci_info rtw8852a_pci_info = { .io_rcy_en = MAC_AX_PCIE_DISABLE, .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_6MS, .rx_ring_eq_is_full = false, + .check_rx_tag = false, .init_cfg_reg = R_AX_PCIE_INIT_CFG1, .txhci_en_bit = B_AX_TXHCI_EN, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b.c b/drivers/net/wireless/realtek/rtw89/rtw8852b.c index de887a35f3fb..d025c4135e1c 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852b.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852b.c @@ -988,7 +988,7 @@ static void rtw8852b_set_gain_error(struct rtw89_dev *rtwdev, enum rtw89_subband subband, enum rtw89_rf_path path) { - const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 gain_band = rtw89_subband_to_bb_gain_band(subband); s32 val; u32 reg; @@ -1086,7 +1086,7 @@ next: static void rtw8852b_set_rxsc_rpl_comp(struct rtw89_dev *rtwdev, enum rtw89_subband subband) { - const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 band = rtw89_subband_to_bb_gain_band(subband); u32 val; @@ -2125,28 +2125,55 @@ static u8 rtw8852b_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_p static void rtw8852b_btc_set_rfe(struct rtw89_dev *rtwdev) { - struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; + const struct rtw89_btc_ver *ver = rtwdev->btc.ver; + union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; - module->rfe_type = rtwdev->efuse.rfe_type; - module->cv = rtwdev->hal.cv; - module->bt_solo = 0; - module->switch_type = BTC_SWITCH_INTERNAL; + if (ver->fcxinit == 7) { + md->md_v7.rfe_type = rtwdev->efuse.rfe_type; + md->md_v7.kt_ver = rtwdev->hal.cv; + md->md_v7.bt_solo = 0; + md->md_v7.switch_type = BTC_SWITCH_INTERNAL; - if (module->rfe_type > 0) - module->ant.num = module->rfe_type % 2 ? 2 : 3; - else - module->ant.num = 2; + if (md->md_v7.rfe_type > 0) + md->md_v7.ant.num = (md->md_v7.rfe_type % 2 ? 2 : 3); + else + md->md_v7.ant.num = 2; - module->ant.diversity = 0; - module->ant.isolation = 10; + md->md_v7.ant.diversity = 0; + md->md_v7.ant.isolation = 10; - if (module->ant.num == 3) { - module->ant.type = BTC_ANT_DEDICATED; - module->bt_pos = BTC_BT_ALONE; + if (md->md_v7.ant.num == 3) { + md->md_v7.ant.type = BTC_ANT_DEDICATED; + md->md_v7.bt_pos = BTC_BT_ALONE; + } else { + md->md_v7.ant.type = BTC_ANT_SHARED; + md->md_v7.bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = md->md_v7.ant.btg_pos; + rtwdev->btc.ant_type = md->md_v7.ant.type; } else { - module->ant.type = BTC_ANT_SHARED; - module->bt_pos = BTC_BT_BTG; + md->md.rfe_type = rtwdev->efuse.rfe_type; + md->md.cv = rtwdev->hal.cv; + md->md.bt_solo = 0; + md->md.switch_type = BTC_SWITCH_INTERNAL; + + if (md->md.rfe_type > 0) + md->md.ant.num = (md->md.rfe_type % 2 ? 2 : 3); + else + md->md.ant.num = 2; + + md->md.ant.diversity = 0; + md->md.ant.isolation = 10; + + if (md->md.ant.num == 3) { + md->md.ant.type = BTC_ANT_DEDICATED; + md->md.bt_pos = BTC_BT_ALONE; + } else { + md->md.ant.type = BTC_ANT_SHARED; + md->md.bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = md->md.ant.btg_pos; + rtwdev->btc.ant_type = md->md.ant.type; } } @@ -2162,7 +2189,6 @@ void rtw8852b_set_trx_mask(struct rtw89_dev *rtwdev, u8 path, u8 group, u32 val) static void rtw8852b_btc_init_cfg(struct rtw89_dev *rtwdev) { struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; const struct rtw89_chip_info *chip = rtwdev->chip; const struct rtw89_mac_ax_coex coex_params = { .pta_mode = RTW89_MAC_AX_COEX_RTK_MODE, @@ -2181,7 +2207,7 @@ static void rtw8852b_btc_init_cfg(struct rtw89_dev *rtwdev) rtw89_write_rf(rtwdev, RF_PATH_B, RR_WLSEL, RFREG_MASK, 0x0); /* set WL Tx thru in TRX mask table if GNT_WL = 0 && BT_S1 = ss group */ - if (module->ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { rtw8852b_set_trx_mask(rtwdev, RF_PATH_A, BTC_BT_SS_GROUP, 0x5ff); rtw8852b_set_trx_mask(rtwdev, RF_PATH_B, BTC_BT_SS_GROUP, 0x5ff); /* set path-A(S0) Tx/Rx no-mask if GNT_WL=0 && BT_S1=tx group */ @@ -2468,6 +2494,7 @@ static const struct rtw89_chip_ops rtw8852b_chip_ops = { .enable_bb_rf = rtw8852b_mac_enable_bb_rf, .disable_bb_rf = rtw8852b_mac_disable_bb_rf, .bb_preinit = NULL, + .bb_postinit = NULL, .bb_reset = rtw8852b_bb_reset, .bb_sethw = rtw8852b_bb_sethw, .read_rf = rtw89_phy_read_rf_v1, @@ -2478,7 +2505,9 @@ static const struct rtw89_chip_ops rtw8852b_chip_ops = { .read_phycap = rtw8852b_read_phycap, .fem_setup = NULL, .rfe_gpio = NULL, + .rfk_hw_init = NULL, .rfk_init = rtw8852b_rfk_init, + .rfk_init_late = NULL, .rfk_channel = rtw8852b_rfk_channel, .rfk_band_changed = rtw8852b_rfk_band_changed, .rfk_scan = rtw8852b_rfk_scan, @@ -2503,6 +2532,12 @@ static const struct rtw89_chip_ops rtw8852b_chip_ops = { .stop_sch_tx = rtw89_mac_stop_sch_tx, .resume_sch_tx = rtw89_mac_resume_sch_tx, .h2c_dctl_sec_cam = NULL, + .h2c_default_cmac_tbl = rtw89_fw_h2c_default_cmac_tbl, + .h2c_assoc_cmac_tbl = rtw89_fw_h2c_assoc_cmac_tbl, + .h2c_ampdu_cmac_tbl = NULL, + .h2c_default_dmac_tbl = NULL, + .h2c_update_beacon = rtw89_fw_h2c_update_beacon, + .h2c_ba_cam = rtw89_fw_h2c_ba_cam, .btc_set_rfe = rtw8852b_btc_set_rfe, .btc_init_cfg = rtw8852b_btc_init_cfg, @@ -2564,7 +2599,9 @@ const struct rtw89_chip_info rtw8852b_chip_info = { .support_chanctx_num = 0, .support_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ), - .support_bw160 = false, + .support_bandwidths = BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80), .support_unii4 = true, .ul_tb_waveform_ctrl = true, .ul_tb_pwr_diff = false, @@ -2620,6 +2657,7 @@ const struct rtw89_chip_info rtw8852b_chip_info = { .c2h_counter_reg = {R_AX_UDM1 + 1, B_AX_UDM1_HALMAC_C2H_ENQ_CNT_MASK >> 8}, .c2h_regs = rtw8852b_c2h_regs, .page_regs = &rtw8852b_page_regs, + .wow_reason_reg = R_AX_C2HREG_DATA3 + 3, .cfo_src_fd = true, .cfo_hw_comp = true, .dcfo_comp = &rtw8852b_dcfo_comp, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b_table.c b/drivers/net/wireless/realtek/rtw89/rtw8852b_table.c index d2ce16e98bac..07945d06dc59 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852b_table.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852b_table.c @@ -16936,7 +16936,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_WW][8] = 52, [0][0][1][0][RTW89_WW][10] = 52, [0][0][1][0][RTW89_WW][12] = 52, - [0][0][1][0][RTW89_WW][14] = 1, + [0][0][1][0][RTW89_WW][14] = 52, [0][0][1][0][RTW89_WW][15] = 52, [0][0][1][0][RTW89_WW][17] = 52, [0][0][1][0][RTW89_WW][19] = 52, @@ -16954,10 +16954,10 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_WW][42] = 28, [0][0][1][0][RTW89_WW][44] = 28, [0][0][1][0][RTW89_WW][46] = 28, - [0][0][1][0][RTW89_WW][48] = 78, - [0][0][1][0][RTW89_WW][50] = 78, - [0][0][1][0][RTW89_WW][52] = 78, - [0][1][1][0][RTW89_WW][0] = 1, + [0][0][1][0][RTW89_WW][48] = 76, + [0][0][1][0][RTW89_WW][50] = 76, + [0][0][1][0][RTW89_WW][52] = 76, + [0][1][1][0][RTW89_WW][0] = 30, [0][1][1][0][RTW89_WW][2] = 32, [0][1][1][0][RTW89_WW][4] = 30, [0][1][1][0][RTW89_WW][6] = 30, @@ -16982,9 +16982,9 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][1][0][RTW89_WW][42] = 16, [0][1][1][0][RTW89_WW][44] = 16, [0][1][1][0][RTW89_WW][46] = 16, - [0][1][1][0][RTW89_WW][48] = 56, - [0][1][1][0][RTW89_WW][50] = 56, - [0][1][1][0][RTW89_WW][52] = 56, + [0][1][1][0][RTW89_WW][48] = 50, + [0][1][1][0][RTW89_WW][50] = 50, + [0][1][1][0][RTW89_WW][52] = 50, [0][0][2][0][RTW89_WW][0] = 42, [0][0][2][0][RTW89_WW][2] = 42, [0][0][2][0][RTW89_WW][4] = 42, @@ -17038,9 +17038,9 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][0][RTW89_WW][42] = 16, [0][1][2][0][RTW89_WW][44] = 16, [0][1][2][0][RTW89_WW][46] = 16, - [0][1][2][0][RTW89_WW][48] = 58, - [0][1][2][0][RTW89_WW][50] = 58, - [0][1][2][0][RTW89_WW][52] = 58, + [0][1][2][0][RTW89_WW][48] = 50, + [0][1][2][0][RTW89_WW][50] = 52, + [0][1][2][0][RTW89_WW][52] = 52, [0][1][2][1][RTW89_WW][0] = 14, [0][1][2][1][RTW89_WW][2] = 14, [0][1][2][1][RTW89_WW][4] = 14, @@ -17066,9 +17066,9 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][1][RTW89_WW][42] = 4, [0][1][2][1][RTW89_WW][44] = 4, [0][1][2][1][RTW89_WW][46] = 4, - [0][1][2][1][RTW89_WW][48] = 58, - [0][1][2][1][RTW89_WW][50] = 58, - [0][1][2][1][RTW89_WW][52] = 58, + [0][1][2][1][RTW89_WW][48] = 50, + [0][1][2][1][RTW89_WW][50] = 52, + [0][1][2][1][RTW89_WW][52] = 52, [1][0][2][0][RTW89_WW][1] = 42, [1][0][2][0][RTW89_WW][5] = 42, [1][0][2][0][RTW89_WW][9] = 52, @@ -17095,8 +17095,8 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][1][2][0][RTW89_WW][36] = 50, [1][1][2][0][RTW89_WW][39] = 16, [1][1][2][0][RTW89_WW][43] = 16, - [1][1][2][0][RTW89_WW][47] = 68, - [1][1][2][0][RTW89_WW][51] = 66, + [1][1][2][0][RTW89_WW][47] = 62, + [1][1][2][0][RTW89_WW][51] = 62, [1][1][2][1][RTW89_WW][1] = 16, [1][1][2][1][RTW89_WW][5] = 16, [1][1][2][1][RTW89_WW][9] = 28, @@ -17109,8 +17109,8 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][1][2][1][RTW89_WW][36] = 36, [1][1][2][1][RTW89_WW][39] = 4, [1][1][2][1][RTW89_WW][43] = 4, - [1][1][2][1][RTW89_WW][47] = 68, - [1][1][2][1][RTW89_WW][51] = 66, + [1][1][2][1][RTW89_WW][47] = 62, + [1][1][2][1][RTW89_WW][51] = 62, [2][0][2][0][RTW89_WW][3] = 42, [2][0][2][0][RTW89_WW][11] = 52, [2][0][2][0][RTW89_WW][18] = 52, @@ -17227,7 +17227,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_MEXICO][14] = 78, [0][0][1][0][RTW89_CN][14] = 58, [0][0][1][0][RTW89_QATAR][14] = 58, - [0][0][1][0][RTW89_UK][14] = 1, + [0][0][1][0][RTW89_UK][14] = 58, [0][0][1][0][RTW89_FCC][15] = 76, [0][0][1][0][RTW89_ETSI][15] = 58, [0][0][1][0][RTW89_MKK][15] = 76, @@ -17435,7 +17435,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][48] = 78, [0][0][1][0][RTW89_ETSI][48] = 127, [0][0][1][0][RTW89_MKK][48] = 127, - [0][0][1][0][RTW89_IC][48] = 127, + [0][0][1][0][RTW89_IC][48] = 76, [0][0][1][0][RTW89_KCC][48] = 127, [0][0][1][0][RTW89_ACMA][48] = 127, [0][0][1][0][RTW89_CHILE][48] = 127, @@ -17447,7 +17447,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][50] = 78, [0][0][1][0][RTW89_ETSI][50] = 127, [0][0][1][0][RTW89_MKK][50] = 127, - [0][0][1][0][RTW89_IC][50] = 127, + [0][0][1][0][RTW89_IC][50] = 76, [0][0][1][0][RTW89_KCC][50] = 127, [0][0][1][0][RTW89_ACMA][50] = 127, [0][0][1][0][RTW89_CHILE][50] = 127, @@ -17459,7 +17459,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][1][0][RTW89_FCC][52] = 78, [0][0][1][0][RTW89_ETSI][52] = 127, [0][0][1][0][RTW89_MKK][52] = 127, - [0][0][1][0][RTW89_IC][52] = 127, + [0][0][1][0][RTW89_IC][52] = 76, [0][0][1][0][RTW89_KCC][52] = 127, [0][0][1][0][RTW89_ACMA][52] = 127, [0][0][1][0][RTW89_CHILE][52] = 127, @@ -17479,7 +17479,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][1][0][RTW89_MEXICO][0] = 50, [0][1][1][0][RTW89_CN][0] = 46, [0][1][1][0][RTW89_QATAR][0] = 46, - [0][1][1][0][RTW89_UK][0] = 1, + [0][1][1][0][RTW89_UK][0] = 46, [0][1][1][0][RTW89_FCC][2] = 68, [0][1][1][0][RTW89_ETSI][2] = 46, [0][1][1][0][RTW89_MKK][2] = 48, @@ -17771,7 +17771,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][1][0][RTW89_FCC][48] = 56, [0][1][1][0][RTW89_ETSI][48] = 127, [0][1][1][0][RTW89_MKK][48] = 127, - [0][1][1][0][RTW89_IC][48] = 127, + [0][1][1][0][RTW89_IC][48] = 50, [0][1][1][0][RTW89_KCC][48] = 127, [0][1][1][0][RTW89_ACMA][48] = 127, [0][1][1][0][RTW89_CHILE][48] = 127, @@ -17783,7 +17783,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][1][0][RTW89_FCC][50] = 56, [0][1][1][0][RTW89_ETSI][50] = 127, [0][1][1][0][RTW89_MKK][50] = 127, - [0][1][1][0][RTW89_IC][50] = 127, + [0][1][1][0][RTW89_IC][50] = 50, [0][1][1][0][RTW89_KCC][50] = 127, [0][1][1][0][RTW89_ACMA][50] = 127, [0][1][1][0][RTW89_CHILE][50] = 127, @@ -17795,7 +17795,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][1][0][RTW89_FCC][52] = 56, [0][1][1][0][RTW89_ETSI][52] = 127, [0][1][1][0][RTW89_MKK][52] = 127, - [0][1][1][0][RTW89_IC][52] = 127, + [0][1][1][0][RTW89_IC][52] = 50, [0][1][1][0][RTW89_KCC][52] = 127, [0][1][1][0][RTW89_ACMA][52] = 127, [0][1][1][0][RTW89_CHILE][52] = 127, @@ -18107,7 +18107,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][48] = 78, [0][0][2][0][RTW89_ETSI][48] = 127, [0][0][2][0][RTW89_MKK][48] = 127, - [0][0][2][0][RTW89_IC][48] = 127, + [0][0][2][0][RTW89_IC][48] = 78, [0][0][2][0][RTW89_KCC][48] = 127, [0][0][2][0][RTW89_ACMA][48] = 127, [0][0][2][0][RTW89_CHILE][48] = 127, @@ -18119,7 +18119,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][50] = 78, [0][0][2][0][RTW89_ETSI][50] = 127, [0][0][2][0][RTW89_MKK][50] = 127, - [0][0][2][0][RTW89_IC][50] = 127, + [0][0][2][0][RTW89_IC][50] = 78, [0][0][2][0][RTW89_KCC][50] = 127, [0][0][2][0][RTW89_ACMA][50] = 127, [0][0][2][0][RTW89_CHILE][50] = 127, @@ -18131,7 +18131,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][0][2][0][RTW89_FCC][52] = 78, [0][0][2][0][RTW89_ETSI][52] = 127, [0][0][2][0][RTW89_MKK][52] = 127, - [0][0][2][0][RTW89_IC][52] = 127, + [0][0][2][0][RTW89_IC][52] = 78, [0][0][2][0][RTW89_KCC][52] = 127, [0][0][2][0][RTW89_ACMA][52] = 127, [0][0][2][0][RTW89_CHILE][52] = 127, @@ -18443,7 +18443,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][0][RTW89_FCC][48] = 58, [0][1][2][0][RTW89_ETSI][48] = 127, [0][1][2][0][RTW89_MKK][48] = 127, - [0][1][2][0][RTW89_IC][48] = 127, + [0][1][2][0][RTW89_IC][48] = 50, [0][1][2][0][RTW89_KCC][48] = 127, [0][1][2][0][RTW89_ACMA][48] = 127, [0][1][2][0][RTW89_CHILE][48] = 127, @@ -18455,7 +18455,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][0][RTW89_FCC][50] = 58, [0][1][2][0][RTW89_ETSI][50] = 127, [0][1][2][0][RTW89_MKK][50] = 127, - [0][1][2][0][RTW89_IC][50] = 127, + [0][1][2][0][RTW89_IC][50] = 52, [0][1][2][0][RTW89_KCC][50] = 127, [0][1][2][0][RTW89_ACMA][50] = 127, [0][1][2][0][RTW89_CHILE][50] = 127, @@ -18467,7 +18467,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][0][RTW89_FCC][52] = 58, [0][1][2][0][RTW89_ETSI][52] = 127, [0][1][2][0][RTW89_MKK][52] = 127, - [0][1][2][0][RTW89_IC][52] = 127, + [0][1][2][0][RTW89_IC][52] = 52, [0][1][2][0][RTW89_KCC][52] = 127, [0][1][2][0][RTW89_ACMA][52] = 127, [0][1][2][0][RTW89_CHILE][52] = 127, @@ -18779,7 +18779,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][1][RTW89_FCC][48] = 58, [0][1][2][1][RTW89_ETSI][48] = 127, [0][1][2][1][RTW89_MKK][48] = 127, - [0][1][2][1][RTW89_IC][48] = 127, + [0][1][2][1][RTW89_IC][48] = 50, [0][1][2][1][RTW89_KCC][48] = 127, [0][1][2][1][RTW89_ACMA][48] = 127, [0][1][2][1][RTW89_CHILE][48] = 127, @@ -18791,7 +18791,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][1][RTW89_FCC][50] = 58, [0][1][2][1][RTW89_ETSI][50] = 127, [0][1][2][1][RTW89_MKK][50] = 127, - [0][1][2][1][RTW89_IC][50] = 127, + [0][1][2][1][RTW89_IC][50] = 52, [0][1][2][1][RTW89_KCC][50] = 127, [0][1][2][1][RTW89_ACMA][50] = 127, [0][1][2][1][RTW89_CHILE][50] = 127, @@ -18803,7 +18803,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [0][1][2][1][RTW89_FCC][52] = 58, [0][1][2][1][RTW89_ETSI][52] = 127, [0][1][2][1][RTW89_MKK][52] = 127, - [0][1][2][1][RTW89_IC][52] = 127, + [0][1][2][1][RTW89_IC][52] = 52, [0][1][2][1][RTW89_KCC][52] = 127, [0][1][2][1][RTW89_ACMA][52] = 127, [0][1][2][1][RTW89_CHILE][52] = 127, @@ -18959,7 +18959,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][0][2][0][RTW89_FCC][47] = 78, [1][0][2][0][RTW89_ETSI][47] = 127, [1][0][2][0][RTW89_MKK][47] = 127, - [1][0][2][0][RTW89_IC][47] = 127, + [1][0][2][0][RTW89_IC][47] = 78, [1][0][2][0][RTW89_KCC][47] = 127, [1][0][2][0][RTW89_ACMA][47] = 127, [1][0][2][0][RTW89_CHILE][47] = 127, @@ -18971,7 +18971,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][0][2][0][RTW89_FCC][51] = 70, [1][0][2][0][RTW89_ETSI][51] = 127, [1][0][2][0][RTW89_MKK][51] = 127, - [1][0][2][0][RTW89_IC][51] = 127, + [1][0][2][0][RTW89_IC][51] = 78, [1][0][2][0][RTW89_KCC][51] = 127, [1][0][2][0][RTW89_ACMA][51] = 127, [1][0][2][0][RTW89_CHILE][51] = 127, @@ -19127,7 +19127,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][1][2][0][RTW89_FCC][47] = 68, [1][1][2][0][RTW89_ETSI][47] = 127, [1][1][2][0][RTW89_MKK][47] = 127, - [1][1][2][0][RTW89_IC][47] = 127, + [1][1][2][0][RTW89_IC][47] = 62, [1][1][2][0][RTW89_KCC][47] = 127, [1][1][2][0][RTW89_ACMA][47] = 127, [1][1][2][0][RTW89_CHILE][47] = 127, @@ -19139,7 +19139,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][1][2][0][RTW89_FCC][51] = 66, [1][1][2][0][RTW89_ETSI][51] = 127, [1][1][2][0][RTW89_MKK][51] = 127, - [1][1][2][0][RTW89_IC][51] = 127, + [1][1][2][0][RTW89_IC][51] = 62, [1][1][2][0][RTW89_KCC][51] = 127, [1][1][2][0][RTW89_ACMA][51] = 127, [1][1][2][0][RTW89_CHILE][51] = 127, @@ -19295,7 +19295,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][1][2][1][RTW89_FCC][47] = 68, [1][1][2][1][RTW89_ETSI][47] = 127, [1][1][2][1][RTW89_MKK][47] = 127, - [1][1][2][1][RTW89_IC][47] = 127, + [1][1][2][1][RTW89_IC][47] = 62, [1][1][2][1][RTW89_KCC][47] = 127, [1][1][2][1][RTW89_ACMA][47] = 127, [1][1][2][1][RTW89_CHILE][47] = 127, @@ -19307,7 +19307,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [1][1][2][1][RTW89_FCC][51] = 66, [1][1][2][1][RTW89_ETSI][51] = 127, [1][1][2][1][RTW89_MKK][51] = 127, - [1][1][2][1][RTW89_IC][51] = 127, + [1][1][2][1][RTW89_IC][51] = 62, [1][1][2][1][RTW89_KCC][51] = 127, [1][1][2][1][RTW89_ACMA][51] = 127, [1][1][2][1][RTW89_CHILE][51] = 127, @@ -19391,7 +19391,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [2][0][2][0][RTW89_FCC][49] = 64, [2][0][2][0][RTW89_ETSI][49] = 127, [2][0][2][0][RTW89_MKK][49] = 127, - [2][0][2][0][RTW89_IC][49] = 127, + [2][0][2][0][RTW89_IC][49] = 74, [2][0][2][0][RTW89_KCC][49] = 127, [2][0][2][0][RTW89_ACMA][49] = 127, [2][0][2][0][RTW89_CHILE][49] = 127, @@ -19475,7 +19475,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [2][1][2][0][RTW89_FCC][49] = 58, [2][1][2][0][RTW89_ETSI][49] = 127, [2][1][2][0][RTW89_MKK][49] = 127, - [2][1][2][0][RTW89_IC][49] = 127, + [2][1][2][0][RTW89_IC][49] = 66, [2][1][2][0][RTW89_KCC][49] = 127, [2][1][2][0][RTW89_ACMA][49] = 127, [2][1][2][0][RTW89_CHILE][49] = 127, @@ -19559,7 +19559,7 @@ const s8 rtw89_8852b_txpwr_lmt_5g[RTW89_5G_BW_NUM][RTW89_NTX_NUM] [2][1][2][1][RTW89_FCC][49] = 58, [2][1][2][1][RTW89_ETSI][49] = 127, [2][1][2][1][RTW89_MKK][49] = 127, - [2][1][2][1][RTW89_IC][49] = 127, + [2][1][2][1][RTW89_IC][49] = 66, [2][1][2][1][RTW89_KCC][49] = 127, [2][1][2][1][RTW89_ACMA][49] = 127, [2][1][2][1][RTW89_CHILE][49] = 127, @@ -20723,9 +20723,9 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][1][RTW89_WW][42] = 14, [0][1][RTW89_WW][44] = 14, [0][1][RTW89_WW][46] = 14, - [0][1][RTW89_WW][48] = 20, - [0][1][RTW89_WW][50] = 20, - [0][1][RTW89_WW][52] = 20, + [0][1][RTW89_WW][48] = 16, + [0][1][RTW89_WW][50] = 16, + [0][1][RTW89_WW][52] = 16, [1][0][RTW89_WW][0] = 34, [1][0][RTW89_WW][2] = 34, [1][0][RTW89_WW][4] = 34, @@ -20779,9 +20779,9 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][1][RTW89_WW][42] = 16, [1][1][RTW89_WW][44] = 16, [1][1][RTW89_WW][46] = 16, - [1][1][RTW89_WW][48] = 32, - [1][1][RTW89_WW][50] = 32, - [1][1][RTW89_WW][52] = 32, + [1][1][RTW89_WW][48] = 28, + [1][1][RTW89_WW][50] = 30, + [1][1][RTW89_WW][52] = 30, [2][0][RTW89_WW][0] = 44, [2][0][RTW89_WW][2] = 44, [2][0][RTW89_WW][4] = 44, @@ -20835,9 +20835,9 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][1][RTW89_WW][42] = 16, [2][1][RTW89_WW][44] = 16, [2][1][RTW89_WW][46] = 16, - [2][1][RTW89_WW][48] = 44, - [2][1][RTW89_WW][50] = 44, - [2][1][RTW89_WW][52] = 44, + [2][1][RTW89_WW][48] = 40, + [2][1][RTW89_WW][50] = 40, + [2][1][RTW89_WW][52] = 40, [0][0][RTW89_FCC][0] = 52, [0][0][RTW89_ETSI][0] = 24, [0][0][RTW89_MKK][0] = 26, @@ -21141,7 +21141,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][48] = 32, [0][0][RTW89_ETSI][48] = 127, [0][0][RTW89_MKK][48] = 127, - [0][0][RTW89_IC][48] = 127, + [0][0][RTW89_IC][48] = 42, [0][0][RTW89_KCC][48] = 127, [0][0][RTW89_ACMA][48] = 127, [0][0][RTW89_CHILE][48] = 127, @@ -21153,7 +21153,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][50] = 32, [0][0][RTW89_ETSI][50] = 127, [0][0][RTW89_MKK][50] = 127, - [0][0][RTW89_IC][50] = 127, + [0][0][RTW89_IC][50] = 42, [0][0][RTW89_KCC][50] = 127, [0][0][RTW89_ACMA][50] = 127, [0][0][RTW89_CHILE][50] = 127, @@ -21165,7 +21165,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][0][RTW89_FCC][52] = 32, [0][0][RTW89_ETSI][52] = 127, [0][0][RTW89_MKK][52] = 127, - [0][0][RTW89_IC][52] = 127, + [0][0][RTW89_IC][52] = 40, [0][0][RTW89_KCC][52] = 127, [0][0][RTW89_ACMA][52] = 127, [0][0][RTW89_CHILE][52] = 127, @@ -21477,7 +21477,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][1][RTW89_FCC][48] = 20, [0][1][RTW89_ETSI][48] = 127, [0][1][RTW89_MKK][48] = 127, - [0][1][RTW89_IC][48] = 127, + [0][1][RTW89_IC][48] = 16, [0][1][RTW89_KCC][48] = 127, [0][1][RTW89_ACMA][48] = 127, [0][1][RTW89_CHILE][48] = 127, @@ -21489,7 +21489,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][1][RTW89_FCC][50] = 20, [0][1][RTW89_ETSI][50] = 127, [0][1][RTW89_MKK][50] = 127, - [0][1][RTW89_IC][50] = 127, + [0][1][RTW89_IC][50] = 16, [0][1][RTW89_KCC][50] = 127, [0][1][RTW89_ACMA][50] = 127, [0][1][RTW89_CHILE][50] = 127, @@ -21501,7 +21501,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [0][1][RTW89_FCC][52] = 20, [0][1][RTW89_ETSI][52] = 127, [0][1][RTW89_MKK][52] = 127, - [0][1][RTW89_IC][52] = 127, + [0][1][RTW89_IC][52] = 16, [0][1][RTW89_KCC][52] = 127, [0][1][RTW89_ACMA][52] = 127, [0][1][RTW89_CHILE][52] = 127, @@ -21813,7 +21813,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][48] = 44, [1][0][RTW89_ETSI][48] = 127, [1][0][RTW89_MKK][48] = 127, - [1][0][RTW89_IC][48] = 127, + [1][0][RTW89_IC][48] = 54, [1][0][RTW89_KCC][48] = 127, [1][0][RTW89_ACMA][48] = 127, [1][0][RTW89_CHILE][48] = 127, @@ -21825,7 +21825,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][50] = 44, [1][0][RTW89_ETSI][50] = 127, [1][0][RTW89_MKK][50] = 127, - [1][0][RTW89_IC][50] = 127, + [1][0][RTW89_IC][50] = 54, [1][0][RTW89_KCC][50] = 127, [1][0][RTW89_ACMA][50] = 127, [1][0][RTW89_CHILE][50] = 127, @@ -21837,7 +21837,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][0][RTW89_FCC][52] = 44, [1][0][RTW89_ETSI][52] = 127, [1][0][RTW89_MKK][52] = 127, - [1][0][RTW89_IC][52] = 127, + [1][0][RTW89_IC][52] = 52, [1][0][RTW89_KCC][52] = 127, [1][0][RTW89_ACMA][52] = 127, [1][0][RTW89_CHILE][52] = 127, @@ -22149,7 +22149,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][1][RTW89_FCC][48] = 32, [1][1][RTW89_ETSI][48] = 127, [1][1][RTW89_MKK][48] = 127, - [1][1][RTW89_IC][48] = 127, + [1][1][RTW89_IC][48] = 28, [1][1][RTW89_KCC][48] = 127, [1][1][RTW89_ACMA][48] = 127, [1][1][RTW89_CHILE][48] = 127, @@ -22161,7 +22161,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][1][RTW89_FCC][50] = 32, [1][1][RTW89_ETSI][50] = 127, [1][1][RTW89_MKK][50] = 127, - [1][1][RTW89_IC][50] = 127, + [1][1][RTW89_IC][50] = 30, [1][1][RTW89_KCC][50] = 127, [1][1][RTW89_ACMA][50] = 127, [1][1][RTW89_CHILE][50] = 127, @@ -22173,7 +22173,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [1][1][RTW89_FCC][52] = 32, [1][1][RTW89_ETSI][52] = 127, [1][1][RTW89_MKK][52] = 127, - [1][1][RTW89_IC][52] = 127, + [1][1][RTW89_IC][52] = 30, [1][1][RTW89_KCC][52] = 127, [1][1][RTW89_ACMA][52] = 127, [1][1][RTW89_CHILE][52] = 127, @@ -22486,7 +22486,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_ETSI][48] = 127, [2][0][RTW89_MKK][48] = 127, [2][0][RTW89_IC][48] = 127, - [2][0][RTW89_KCC][48] = 127, + [2][0][RTW89_KCC][48] = 66, [2][0][RTW89_ACMA][48] = 127, [2][0][RTW89_CHILE][48] = 127, [2][0][RTW89_UKRAINE][48] = 127, @@ -22498,7 +22498,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_ETSI][50] = 127, [2][0][RTW89_MKK][50] = 127, [2][0][RTW89_IC][50] = 127, - [2][0][RTW89_KCC][50] = 127, + [2][0][RTW89_KCC][50] = 66, [2][0][RTW89_ACMA][50] = 127, [2][0][RTW89_CHILE][50] = 127, [2][0][RTW89_UKRAINE][50] = 127, @@ -22510,7 +22510,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][0][RTW89_ETSI][52] = 127, [2][0][RTW89_MKK][52] = 127, [2][0][RTW89_IC][52] = 127, - [2][0][RTW89_KCC][52] = 127, + [2][0][RTW89_KCC][52] = 66, [2][0][RTW89_ACMA][52] = 127, [2][0][RTW89_CHILE][52] = 127, [2][0][RTW89_UKRAINE][52] = 127, @@ -22821,7 +22821,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][1][RTW89_FCC][48] = 44, [2][1][RTW89_ETSI][48] = 127, [2][1][RTW89_MKK][48] = 127, - [2][1][RTW89_IC][48] = 127, + [2][1][RTW89_IC][48] = 40, [2][1][RTW89_KCC][48] = 127, [2][1][RTW89_ACMA][48] = 127, [2][1][RTW89_CHILE][48] = 127, @@ -22833,7 +22833,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][1][RTW89_FCC][50] = 44, [2][1][RTW89_ETSI][50] = 127, [2][1][RTW89_MKK][50] = 127, - [2][1][RTW89_IC][50] = 127, + [2][1][RTW89_IC][50] = 40, [2][1][RTW89_KCC][50] = 127, [2][1][RTW89_ACMA][50] = 127, [2][1][RTW89_CHILE][50] = 127, @@ -22845,7 +22845,7 @@ const s8 rtw89_8852b_txpwr_lmt_ru_5g[RTW89_RU_NUM][RTW89_NTX_NUM] [2][1][RTW89_FCC][52] = 44, [2][1][RTW89_ETSI][52] = 127, [2][1][RTW89_MKK][52] = 127, - [2][1][RTW89_IC][52] = 127, + [2][1][RTW89_IC][52] = 40, [2][1][RTW89_KCC][52] = 127, [2][1][RTW89_ACMA][52] = 127, [2][1][RTW89_CHILE][52] = 127, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852be.c b/drivers/net/wireless/realtek/rtw89/rtw8852be.c index 920b20bbcfb7..ed71364e6437 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852be.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852be.c @@ -26,6 +26,7 @@ static const struct rtw89_pci_info rtw8852b_pci_info = { .io_rcy_en = MAC_AX_PCIE_DISABLE, .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_6MS, .rx_ring_eq_is_full = false, + .check_rx_tag = false, .init_cfg_reg = R_AX_PCIE_INIT_CFG1, .txhci_en_bit = B_AX_TXHCI_EN, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c index 8618d0204f66..17e6164855fa 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c @@ -842,7 +842,7 @@ static void rtw8852c_set_gain_error(struct rtw89_dev *rtwdev, enum rtw89_subband subband, enum rtw89_rf_path path) { - const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain; + const struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain.ax; u8 gain_band = rtw89_subband_to_bb_gain_band(subband); s32 val; u32 reg; @@ -2365,28 +2365,55 @@ static u8 rtw8852c_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_p static void rtw8852c_btc_set_rfe(struct rtw89_dev *rtwdev) { - struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; + const struct rtw89_btc_ver *ver = rtwdev->btc.ver; + union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; - module->rfe_type = rtwdev->efuse.rfe_type; - module->cv = rtwdev->hal.cv; - module->bt_solo = 0; - module->switch_type = BTC_SWITCH_INTERNAL; + if (ver->fcxinit == 7) { + md->md_v7.rfe_type = rtwdev->efuse.rfe_type; + md->md_v7.kt_ver = rtwdev->hal.cv; + md->md_v7.bt_solo = 0; + md->md_v7.switch_type = BTC_SWITCH_INTERNAL; - if (module->rfe_type > 0) - module->ant.num = (module->rfe_type % 2 ? 2 : 3); - else - module->ant.num = 2; + if (md->md_v7.rfe_type > 0) + md->md_v7.ant.num = (md->md_v7.rfe_type % 2 ? 2 : 3); + else + md->md_v7.ant.num = 2; - module->ant.diversity = 0; - module->ant.isolation = 10; + md->md_v7.ant.diversity = 0; + md->md_v7.ant.isolation = 10; - if (module->ant.num == 3) { - module->ant.type = BTC_ANT_DEDICATED; - module->bt_pos = BTC_BT_ALONE; + if (md->md_v7.ant.num == 3) { + md->md_v7.ant.type = BTC_ANT_DEDICATED; + md->md_v7.bt_pos = BTC_BT_ALONE; + } else { + md->md_v7.ant.type = BTC_ANT_SHARED; + md->md_v7.bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = md->md_v7.ant.btg_pos; + rtwdev->btc.ant_type = md->md_v7.ant.type; } else { - module->ant.type = BTC_ANT_SHARED; - module->bt_pos = BTC_BT_BTG; + md->md.rfe_type = rtwdev->efuse.rfe_type; + md->md.cv = rtwdev->hal.cv; + md->md.bt_solo = 0; + md->md.switch_type = BTC_SWITCH_INTERNAL; + + if (md->md.rfe_type > 0) + md->md.ant.num = (md->md.rfe_type % 2 ? 2 : 3); + else + md->md.ant.num = 2; + + md->md.ant.diversity = 0; + md->md.ant.isolation = 10; + + if (md->md.ant.num == 3) { + md->md.ant.type = BTC_ANT_DEDICATED; + md->md.bt_pos = BTC_BT_ALONE; + } else { + md->md.ant.type = BTC_ANT_SHARED; + md->md.bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = md->md.ant.btg_pos; + rtwdev->btc.ant_type = md->md.ant.type; } } @@ -2449,7 +2476,6 @@ void rtw8852c_set_trx_mask(struct rtw89_dev *rtwdev, u8 path, u8 group, u32 val) static void rtw8852c_btc_init_cfg(struct rtw89_dev *rtwdev) { struct rtw89_btc *btc = &rtwdev->btc; - struct rtw89_btc_module *module = &btc->mdinfo; const struct rtw89_chip_info *chip = rtwdev->chip; const struct rtw89_mac_ax_coex coex_params = { .pta_mode = RTW89_MAC_AX_COEX_RTK_MODE, @@ -2468,7 +2494,7 @@ static void rtw8852c_btc_init_cfg(struct rtw89_dev *rtwdev) rtw89_write_rf(rtwdev, RF_PATH_B, RR_WLSEL, RFREG_MASK, 0x0); /* set WL Tx thru in TRX mask table if GNT_WL = 0 && BT_S1 = ss group */ - if (module->ant.type == BTC_ANT_SHARED) { + if (btc->ant_type == BTC_ANT_SHARED) { rtw8852c_set_trx_mask(rtwdev, RF_PATH_A, BTC_BT_SS_GROUP, 0x5ff); rtw8852c_set_trx_mask(rtwdev, @@ -2813,6 +2839,7 @@ static const struct rtw89_chip_ops rtw8852c_chip_ops = { .enable_bb_rf = rtw8852c_mac_enable_bb_rf, .disable_bb_rf = rtw8852c_mac_disable_bb_rf, .bb_preinit = NULL, + .bb_postinit = NULL, .bb_reset = rtw8852c_bb_reset, .bb_sethw = rtw8852c_bb_sethw, .read_rf = rtw89_phy_read_rf_v1, @@ -2823,7 +2850,9 @@ static const struct rtw89_chip_ops rtw8852c_chip_ops = { .read_phycap = rtw8852c_read_phycap, .fem_setup = NULL, .rfe_gpio = NULL, + .rfk_hw_init = NULL, .rfk_init = rtw8852c_rfk_init, + .rfk_init_late = NULL, .rfk_channel = rtw8852c_rfk_channel, .rfk_band_changed = rtw8852c_rfk_band_changed, .rfk_scan = rtw8852c_rfk_scan, @@ -2848,6 +2877,12 @@ static const struct rtw89_chip_ops rtw8852c_chip_ops = { .stop_sch_tx = rtw89_mac_stop_sch_tx_v1, .resume_sch_tx = rtw89_mac_resume_sch_tx_v1, .h2c_dctl_sec_cam = rtw89_fw_h2c_dctl_sec_cam_v1, + .h2c_default_cmac_tbl = rtw89_fw_h2c_default_cmac_tbl, + .h2c_assoc_cmac_tbl = rtw89_fw_h2c_assoc_cmac_tbl, + .h2c_ampdu_cmac_tbl = NULL, + .h2c_default_dmac_tbl = NULL, + .h2c_update_beacon = rtw89_fw_h2c_update_beacon, + .h2c_ba_cam = rtw89_fw_h2c_ba_cam, .btc_set_rfe = rtw8852c_btc_set_rfe, .btc_init_cfg = rtw8852c_btc_init_cfg, @@ -2902,7 +2937,10 @@ const struct rtw89_chip_info rtw8852c_chip_info = { .support_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ) | BIT(NL80211_BAND_6GHZ), - .support_bw160 = true, + .support_bandwidths = BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80) | + BIT(NL80211_CHAN_WIDTH_160), .support_unii4 = true, .ul_tb_waveform_ctrl = false, .ul_tb_pwr_diff = true, @@ -2959,6 +2997,7 @@ const struct rtw89_chip_info rtw8852c_chip_info = { .c2h_counter_reg = {R_AX_UDM1 + 1, B_AX_UDM1_HALMAC_C2H_ENQ_CNT_MASK >> 8}, .c2h_regs = rtw8852c_c2h_regs, .page_regs = &rtw8852c_page_regs, + .wow_reason_reg = R_AX_C2HREG_DATA3_V1 + 3, .cfo_src_fd = false, .cfo_hw_comp = false, .dcfo_comp = &rtw8852c_dcfo_comp, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852ce.c b/drivers/net/wireless/realtek/rtw89/rtw8852ce.c index 4592de3dbd94..583ea673a4f5 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852ce.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852ce.c @@ -35,6 +35,7 @@ static const struct rtw89_pci_info rtw8852c_pci_info = { .io_rcy_en = MAC_AX_PCIE_ENABLE, .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_6MS, .rx_ring_eq_is_full = false, + .check_rx_tag = false, .init_cfg_reg = R_AX_HAXI_INIT_CFG1, .txhci_en_bit = B_AX_TXHCI_EN_V1, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a.c b/drivers/net/wireless/realtek/rtw89/rtw8922a.c index 0e7300cc6d9e..367459bd1345 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8922a.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a.c @@ -2,6 +2,7 @@ /* Copyright(c) 2023 Realtek Corporation */ +#include "coex.h" #include "debug.h" #include "efuse.h" #include "fw.h" @@ -9,12 +10,16 @@ #include "phy.h" #include "reg.h" #include "rtw8922a.h" +#include "rtw8922a_rfk.h" +#include "util.h" #define RTW8922A_FW_FORMAT_MAX 0 #define RTW8922A_FW_BASENAME "rtw89/rtw8922a_fw" #define RTW8922A_MODULE_FIRMWARE \ RTW8922A_FW_BASENAME ".bin" +#define HE_N_USER_MAX_8922A 4 + static const struct rtw89_hfc_ch_cfg rtw8922a_hfc_chcfg_pcie[] = { {2, 1641, grp_0}, /* ACH 0 */ {2, 1641, grp_0}, /* ACH 1 */ @@ -43,6 +48,8 @@ static const struct rtw89_hfc_pub_cfg rtw8922a_hfc_pubcfg_pcie = { static const struct rtw89_hfc_param_ini rtw8922a_hfc_param_ini_pcie[] = { [RTW89_QTA_SCC] = {rtw8922a_hfc_chcfg_pcie, &rtw8922a_hfc_pubcfg_pcie, &rtw89_mac_size.hfc_prec_cfg_c0, RTW89_HCIFC_POH}, + [RTW89_QTA_DBCC] = {rtw8922a_hfc_chcfg_pcie, &rtw8922a_hfc_pubcfg_pcie, + &rtw89_mac_size.hfc_prec_cfg_c0, RTW89_HCIFC_POH}, [RTW89_QTA_DLFW] = {NULL, NULL, &rtw89_mac_size.hfc_prec_cfg_c2, RTW89_HCIFC_POH}, [RTW89_QTA_INVALID] = {NULL}, @@ -54,6 +61,11 @@ static const struct rtw89_dle_mem rtw8922a_dle_mem_pcie[] = { &rtw89_mac_size.wde_qt0_v1, &rtw89_mac_size.ple_qt0, &rtw89_mac_size.ple_qt1, &rtw89_mac_size.ple_rsvd_qt0, &rtw89_mac_size.rsvd0_size0, &rtw89_mac_size.rsvd1_size0}, + [RTW89_QTA_DBCC] = {RTW89_QTA_DBCC, &rtw89_mac_size.wde_size0_v1, + &rtw89_mac_size.ple_size0_v1, &rtw89_mac_size.wde_qt0_v1, + &rtw89_mac_size.wde_qt0_v1, &rtw89_mac_size.ple_qt0, + &rtw89_mac_size.ple_qt1, &rtw89_mac_size.ple_rsvd_qt0, + &rtw89_mac_size.rsvd0_size0, &rtw89_mac_size.rsvd1_size0}, [RTW89_QTA_DLFW] = {RTW89_QTA_DLFW, &rtw89_mac_size.wde_size4_v1, &rtw89_mac_size.ple_size3_v1, &rtw89_mac_size.wde_qt4, &rtw89_mac_size.wde_qt4, &rtw89_mac_size.ple_qt9, @@ -63,6 +75,31 @@ static const struct rtw89_dle_mem rtw8922a_dle_mem_pcie[] = { NULL}, }; +static const u32 rtw8922a_h2c_regs[RTW89_H2CREG_MAX] = { + R_BE_H2CREG_DATA0, R_BE_H2CREG_DATA1, R_BE_H2CREG_DATA2, + R_BE_H2CREG_DATA3 +}; + +static const u32 rtw8922a_c2h_regs[RTW89_H2CREG_MAX] = { + R_BE_C2HREG_DATA0, R_BE_C2HREG_DATA1, R_BE_C2HREG_DATA2, + R_BE_C2HREG_DATA3 +}; + +static const struct rtw89_page_regs rtw8922a_page_regs = { + .hci_fc_ctrl = R_BE_HCI_FC_CTRL, + .ch_page_ctrl = R_BE_CH_PAGE_CTRL, + .ach_page_ctrl = R_BE_CH0_PAGE_CTRL, + .ach_page_info = R_BE_CH0_PAGE_INFO, + .pub_page_info3 = R_BE_PUB_PAGE_INFO3, + .pub_page_ctrl1 = R_BE_PUB_PAGE_CTRL1, + .pub_page_ctrl2 = R_BE_PUB_PAGE_CTRL2, + .pub_page_info1 = R_BE_PUB_PAGE_INFO1, + .pub_page_info2 = R_BE_PUB_PAGE_INFO2, + .wp_page_ctrl1 = R_BE_WP_PAGE_CTRL1, + .wp_page_ctrl2 = R_BE_WP_PAGE_CTRL2, + .wp_page_info1 = R_BE_WP_PAGE_INFO1, +}; + static const struct rtw89_reg_imr rtw8922a_imr_dmac_regs[] = { {R_BE_DISP_HOST_IMR, B_BE_DISP_HOST_IMR_CLR, B_BE_DISP_HOST_IMR_SET}, {R_BE_DISP_CPU_IMR, B_BE_DISP_CPU_IMR_CLR, B_BE_DISP_CPU_IMR_SET}, @@ -119,6 +156,51 @@ static const struct rtw89_imr_table rtw8922a_imr_cmac_table = { .n_regs = ARRAY_SIZE(rtw8922a_imr_cmac_regs), }; +static const struct rtw89_rrsr_cfgs rtw8922a_rrsr_cfgs = { + .ref_rate = {R_BE_TRXPTCL_RESP_1, B_BE_WMAC_RESP_REF_RATE_SEL, 0}, + .rsc = {R_BE_PTCL_RRSR1, B_BE_RSC_MASK, 2}, +}; + +static const struct rtw89_dig_regs rtw8922a_dig_regs = { + .seg0_pd_reg = R_SEG0R_PD_V2, + .pd_lower_bound_mask = B_SEG0R_PD_LOWER_BOUND_MSK, + .pd_spatial_reuse_en = B_SEG0R_PD_SPATIAL_REUSE_EN_MSK_V1, + .bmode_pd_reg = R_BMODE_PDTH_EN_V2, + .bmode_cca_rssi_limit_en = B_BMODE_PDTH_LIMIT_EN_MSK_V1, + .bmode_pd_lower_bound_reg = R_BMODE_PDTH_V2, + .bmode_rssi_nocca_low_th_mask = B_BMODE_PDTH_LOWER_BOUND_MSK_V1, + .p0_lna_init = {R_PATH0_LNA_INIT_V1, B_PATH0_LNA_INIT_IDX_MSK}, + .p1_lna_init = {R_PATH1_LNA_INIT_V1, B_PATH1_LNA_INIT_IDX_MSK}, + .p0_tia_init = {R_PATH0_TIA_INIT_V1, B_PATH0_TIA_INIT_IDX_MSK_V1}, + .p1_tia_init = {R_PATH1_TIA_INIT_V1, B_PATH1_TIA_INIT_IDX_MSK_V1}, + .p0_rxb_init = {R_PATH0_RXB_INIT_V1, B_PATH0_RXB_INIT_IDX_MSK_V1}, + .p1_rxb_init = {R_PATH1_RXB_INIT_V1, B_PATH1_RXB_INIT_IDX_MSK_V1}, + .p0_p20_pagcugc_en = {R_PATH0_P20_FOLLOW_BY_PAGCUGC_V3, + B_PATH0_P20_FOLLOW_BY_PAGCUGC_EN_MSK}, + .p0_s20_pagcugc_en = {R_PATH0_S20_FOLLOW_BY_PAGCUGC_V3, + B_PATH0_S20_FOLLOW_BY_PAGCUGC_EN_MSK}, + .p1_p20_pagcugc_en = {R_PATH1_P20_FOLLOW_BY_PAGCUGC_V3, + B_PATH1_P20_FOLLOW_BY_PAGCUGC_EN_MSK}, + .p1_s20_pagcugc_en = {R_PATH1_S20_FOLLOW_BY_PAGCUGC_V3, + B_PATH1_S20_FOLLOW_BY_PAGCUGC_EN_MSK}, +}; + +static const struct rtw89_edcca_regs rtw8922a_edcca_regs = { + .edcca_level = R_SEG0R_EDCCA_LVL_BE, + .edcca_mask = B_EDCCA_LVL_MSK0, + .edcca_p_mask = B_EDCCA_LVL_MSK1, + .ppdu_level = R_SEG0R_PPDU_LVL_BE, + .ppdu_mask = B_EDCCA_LVL_MSK1, + .rpt_a = R_EDCCA_RPT_A_BE, + .rpt_b = R_EDCCA_RPT_B_BE, + .rpt_sel = R_EDCCA_RPT_SEL_BE, + .rpt_sel_mask = B_EDCCA_RPT_SEL_MSK, + .rpt_sel_be = R_EDCCA_RPTREG_SEL_BE, + .rpt_sel_be_mask = B_EDCCA_RPTREG_SEL_BE_MSK, + .tx_collision_t2r_st = R_TX_COLLISION_T2R_ST_BE, + .tx_collision_t2r_st_mask = B_TX_COLLISION_T2R_ST_BE_M, +}; + static const struct rtw89_efuse_block_cfg rtw8922a_efuse_blocks[] = { [RTW89_EFUSE_BLOCK_SYS] = {.offset = 0x00000, .size = 0x310}, [RTW89_EFUSE_BLOCK_RF] = {.offset = 0x10000, .size = 0x240}, @@ -130,6 +212,36 @@ static const struct rtw89_efuse_block_cfg rtw8922a_efuse_blocks[] = { [RTW89_EFUSE_BLOCK_ADIE] = {.offset = 0x70000, .size = 0x10}, }; +static void rtw8922a_ctrl_btg_bt_rx(struct rtw89_dev *rtwdev, bool en, + enum rtw89_phy_idx phy_idx) +{ + if (en) { + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_A, B_BT_SHARE_A, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_A, B_BTG_PATH_A, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_B, B_BT_SHARE_B, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_B, B_BTG_PATH_B, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_OP, B_LNA6, 0x20, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_TIA, B_TIA0_B, 0x30, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PMAC_GNT, B_PMAC_GNT_P1, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_ANT_BT_SHARE, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_RX_BT_SG0, 0x2, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GNT_BT_WGT_EN, B_GNT_BT_WGT_EN, + 0x1, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_A, B_BT_SHARE_A, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_A, B_BTG_PATH_A, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_B, B_BT_SHARE_B, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_B, B_BTG_PATH_B, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_OP, B_LNA6, 0x1a, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_TIA, B_TIA0_B, 0x2a, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PMAC_GNT, B_PMAC_GNT_P1, 0xc, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_ANT_BT_SHARE, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_RX_BT_SG0, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GNT_BT_WGT_EN, B_GNT_BT_WGT_EN, + 0x0, phy_idx); + } +} + static int rtw8922a_pwr_on_func(struct rtw89_dev *rtwdev) { struct rtw89_hal *hal = &rtwdev->hal; @@ -273,6 +385,9 @@ static int rtw8922a_pwr_on_func(struct rtw89_dev *rtwdev) rtw89_write32_set(rtwdev, R_BE_FEN_RST_ENABLE, B_BE_FEN_BB_IP_RSTN | B_BE_FEN_BBPLAT_RSTB); + if (!test_bit(RTW89_FLAG_PROBE_DONE, rtwdev->flags)) + rtw89_efuse_read_fw_secure_be(rtwdev); + return 0; } @@ -574,6 +689,32 @@ static void rtw8922a_phycap_parsing_pa_bias_trim(struct rtw89_dev *rtwdev, } } +static void rtw8922a_pa_bias_trim(struct rtw89_dev *rtwdev) +{ + struct rtw89_power_trim_info *info = &rtwdev->pwr_trim; + u8 pabias_2g, pabias_5g; + u8 i; + + if (!info->pg_pa_bias_trim) { + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[PA_BIAS][TRIM] no PG, do nothing\n"); + + return; + } + + for (i = 0; i < RF_PATH_NUM_8922A; i++) { + pabias_2g = FIELD_GET(GENMASK(3, 0), info->pa_bias_trim[i]); + pabias_5g = FIELD_GET(GENMASK(7, 4), info->pa_bias_trim[i]); + + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[PA_BIAS][TRIM] path=%d 2G=0x%x 5G=0x%x\n", + i, pabias_2g, pabias_5g); + + rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASA_TXG_V1, pabias_2g); + rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASA_TXA_V1, pabias_5g); + } +} + static void rtw8922a_phycap_parsing_pad_bias_trim(struct rtw89_dev *rtwdev, u8 *phycap_map) { @@ -591,6 +732,31 @@ static void rtw8922a_phycap_parsing_pad_bias_trim(struct rtw89_dev *rtwdev, } } +static void rtw8922a_pad_bias_trim(struct rtw89_dev *rtwdev) +{ + struct rtw89_power_trim_info *info = &rtwdev->pwr_trim; + u8 pad_bias_2g, pad_bias_5g; + u8 i; + + if (!info->pg_pa_bias_trim) { + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[PAD_BIAS][TRIM] no PG, do nothing\n"); + return; + } + + for (i = 0; i < RF_PATH_NUM_8922A; i++) { + pad_bias_2g = u8_get_bits(info->pad_bias_trim[i], GENMASK(3, 0)); + pad_bias_5g = u8_get_bits(info->pad_bias_trim[i], GENMASK(7, 4)); + + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[PAD_BIAS][TRIM] path=%d 2G=0x%x 5G=0x%x\n", + i, pad_bias_2g, pad_bias_5g); + + rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASD_TXG_V1, pad_bias_2g); + rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASD_TXA_V1, pad_bias_5g); + } +} + static int rtw8922a_read_phycap(struct rtw89_dev *rtwdev, u8 *phycap_map) { rtw8922a_phycap_parsing_thermal_trim(rtwdev, phycap_map); @@ -600,6 +766,1547 @@ static int rtw8922a_read_phycap(struct rtw89_dev *rtwdev, u8 *phycap_map) return 0; } +static void rtw8922a_power_trim(struct rtw89_dev *rtwdev) +{ + rtw8922a_pa_bias_trim(rtwdev); + rtw8922a_pad_bias_trim(rtwdev); +} + +static void rtw8922a_set_channel_mac(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + u8 mac_idx) +{ + u32 sub_carr = rtw89_mac_reg_by_idx(rtwdev, R_BE_TX_SUB_BAND_VALUE, mac_idx); + u32 chk_rate = rtw89_mac_reg_by_idx(rtwdev, R_BE_TXRATE_CHK, mac_idx); + u32 rf_mod = rtw89_mac_reg_by_idx(rtwdev, R_BE_WMAC_RFMOD, mac_idx); + u8 txsb20 = 0, txsb40 = 0, txsb80 = 0; + u8 rf_mod_val, chk_rate_mask; + u32 txsb; + u32 reg; + + switch (chan->band_width) { + case RTW89_CHANNEL_WIDTH_160: + txsb80 = rtw89_phy_get_txsb(rtwdev, chan, RTW89_CHANNEL_WIDTH_80); + fallthrough; + case RTW89_CHANNEL_WIDTH_80: + txsb40 = rtw89_phy_get_txsb(rtwdev, chan, RTW89_CHANNEL_WIDTH_40); + fallthrough; + case RTW89_CHANNEL_WIDTH_40: + txsb20 = rtw89_phy_get_txsb(rtwdev, chan, RTW89_CHANNEL_WIDTH_20); + break; + default: + break; + } + + switch (chan->band_width) { + case RTW89_CHANNEL_WIDTH_160: + rf_mod_val = BE_WMAC_RFMOD_160M; + txsb = u32_encode_bits(txsb20, B_BE_TXSB_20M_MASK) | + u32_encode_bits(txsb40, B_BE_TXSB_40M_MASK) | + u32_encode_bits(txsb80, B_BE_TXSB_80M_MASK); + break; + case RTW89_CHANNEL_WIDTH_80: + rf_mod_val = BE_WMAC_RFMOD_80M; + txsb = u32_encode_bits(txsb20, B_BE_TXSB_20M_MASK) | + u32_encode_bits(txsb40, B_BE_TXSB_40M_MASK); + break; + case RTW89_CHANNEL_WIDTH_40: + rf_mod_val = BE_WMAC_RFMOD_40M; + txsb = u32_encode_bits(txsb20, B_BE_TXSB_20M_MASK); + break; + case RTW89_CHANNEL_WIDTH_20: + default: + rf_mod_val = BE_WMAC_RFMOD_20M; + txsb = 0; + break; + } + + if (txsb20 <= BE_PRI20_BITMAP_MAX) + txsb |= u32_encode_bits(BIT(txsb20), B_BE_PRI20_BITMAP_MASK); + + rtw89_write8_mask(rtwdev, rf_mod, B_BE_WMAC_RFMOD_MASK, rf_mod_val); + rtw89_write32(rtwdev, sub_carr, txsb); + + switch (chan->band_type) { + case RTW89_BAND_2G: + chk_rate_mask = B_BE_BAND_MODE; + break; + case RTW89_BAND_5G: + case RTW89_BAND_6G: + chk_rate_mask = B_BE_CHECK_CCK_EN | B_BE_RTS_LIMIT_IN_OFDM6; + break; + default: + rtw89_warn(rtwdev, "Invalid band_type:%d\n", chan->band_type); + return; + } + + rtw89_write8_clr(rtwdev, chk_rate, B_BE_BAND_MODE | B_BE_CHECK_CCK_EN | + B_BE_RTS_LIMIT_IN_OFDM6); + rtw89_write8_set(rtwdev, chk_rate, chk_rate_mask); + + switch (chan->band_width) { + case RTW89_CHANNEL_WIDTH_320: + case RTW89_CHANNEL_WIDTH_160: + case RTW89_CHANNEL_WIDTH_80: + case RTW89_CHANNEL_WIDTH_40: + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_PREBKF_CFG_1, mac_idx); + rtw89_write32_mask(rtwdev, reg, B_BE_SIFS_MACTXEN_T1_MASK, 0x41); + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_MUEDCA_EN, mac_idx); + rtw89_write32_mask(rtwdev, reg, B_BE_SIFS_MACTXEN_TB_T1_MASK, 0x41); + break; + default: + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_PREBKF_CFG_1, mac_idx); + rtw89_write32_mask(rtwdev, reg, B_BE_SIFS_MACTXEN_T1_MASK, 0x3f); + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_MUEDCA_EN, mac_idx); + rtw89_write32_mask(rtwdev, reg, B_BE_SIFS_MACTXEN_TB_T1_MASK, 0x3e); + break; + } +} + +static const u32 rtw8922a_sco_barker_threshold[14] = { + 0x1fe4f, 0x1ff5e, 0x2006c, 0x2017b, 0x2028a, 0x20399, 0x204a8, 0x205b6, + 0x206c5, 0x207d4, 0x208e3, 0x209f2, 0x20b00, 0x20d8a +}; + +static const u32 rtw8922a_sco_cck_threshold[14] = { + 0x2bdac, 0x2bf21, 0x2c095, 0x2c209, 0x2c37e, 0x2c4f2, 0x2c666, 0x2c7db, + 0x2c94f, 0x2cac3, 0x2cc38, 0x2cdac, 0x2cf21, 0x2d29e +}; + +static int rtw8922a_ctrl_sco_cck(struct rtw89_dev *rtwdev, + u8 primary_ch, enum rtw89_bandwidth bw, + enum rtw89_phy_idx phy_idx) +{ + u8 ch_element; + + if (primary_ch >= 14) + return -EINVAL; + + ch_element = primary_ch - 1; + + rtw89_phy_write32_idx(rtwdev, R_BK_FC0INV, B_BK_FC0INV, + rtw8922a_sco_barker_threshold[ch_element], + phy_idx); + rtw89_phy_write32_idx(rtwdev, R_CCK_FC0INV, B_CCK_FC0INV, + rtw8922a_sco_cck_threshold[ch_element], + phy_idx); + + return 0; +} + +struct rtw8922a_bb_gain { + u32 gain_g[BB_PATH_NUM_8922A]; + u32 gain_a[BB_PATH_NUM_8922A]; + u32 gain_g_mask; + u32 gain_a_mask; +}; + +static const struct rtw89_reg_def rpl_comp_bw160[RTW89_BW20_SC_160M] = { + { .addr = 0x41E8, .mask = 0xFF00}, + { .addr = 0x41E8, .mask = 0xFF0000}, + { .addr = 0x41E8, .mask = 0xFF000000}, + { .addr = 0x41EC, .mask = 0xFF}, + { .addr = 0x41EC, .mask = 0xFF00}, + { .addr = 0x41EC, .mask = 0xFF0000}, + { .addr = 0x41EC, .mask = 0xFF000000}, + { .addr = 0x41F0, .mask = 0xFF} +}; + +static const struct rtw89_reg_def rpl_comp_bw80[RTW89_BW20_SC_80M] = { + { .addr = 0x41F4, .mask = 0xFF}, + { .addr = 0x41F4, .mask = 0xFF00}, + { .addr = 0x41F4, .mask = 0xFF0000}, + { .addr = 0x41F4, .mask = 0xFF000000} +}; + +static const struct rtw89_reg_def rpl_comp_bw40[RTW89_BW20_SC_40M] = { + { .addr = 0x41F0, .mask = 0xFF0000}, + { .addr = 0x41F0, .mask = 0xFF000000} +}; + +static const struct rtw89_reg_def rpl_comp_bw20[RTW89_BW20_SC_20M] = { + { .addr = 0x41F0, .mask = 0xFF00} +}; + +static const struct rtw8922a_bb_gain bb_gain_lna[LNA_GAIN_NUM] = { + { .gain_g = {0x409c, 0x449c}, .gain_a = {0x406C, 0x446C}, + .gain_g_mask = 0xFF00, .gain_a_mask = 0xFF}, + { .gain_g = {0x409c, 0x449c}, .gain_a = {0x406C, 0x446C}, + .gain_g_mask = 0xFF000000, .gain_a_mask = 0xFF0000}, + { .gain_g = {0x40a0, 0x44a0}, .gain_a = {0x4070, 0x4470}, + .gain_g_mask = 0xFF00, .gain_a_mask = 0xFF}, + { .gain_g = {0x40a0, 0x44a0}, .gain_a = {0x4070, 0x4470}, + .gain_g_mask = 0xFF000000, .gain_a_mask = 0xFF0000}, + { .gain_g = {0x40a4, 0x44a4}, .gain_a = {0x4074, 0x4474}, + .gain_g_mask = 0xFF00, .gain_a_mask = 0xFF}, + { .gain_g = {0x40a4, 0x44a4}, .gain_a = {0x4074, 0x4474}, + .gain_g_mask = 0xFF000000, .gain_a_mask = 0xFF0000}, + { .gain_g = {0x40a8, 0x44a8}, .gain_a = {0x4078, 0x4478}, + .gain_g_mask = 0xFF00, .gain_a_mask = 0xFF}, +}; + +static const struct rtw8922a_bb_gain bb_gain_tia[TIA_GAIN_NUM] = { + { .gain_g = {0x4054, 0x4454}, .gain_a = {0x4054, 0x4454}, + .gain_g_mask = 0x7FC0000, .gain_a_mask = 0x1FF}, + { .gain_g = {0x4058, 0x4458}, .gain_a = {0x4054, 0x4454}, + .gain_g_mask = 0x1FF, .gain_a_mask = 0x3FE00 }, +}; + +struct rtw8922a_bb_gain_bypass { + u32 gain_g[BB_PATH_NUM_8922A]; + u32 gain_a[BB_PATH_NUM_8922A]; + u32 gain_mask_g; + u32 gain_mask_a; +}; + +static void rtw8922a_set_rpl_gain(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path, + enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_phy_bb_gain_info_be *gain = &rtwdev->bb_gain.be; + u8 gain_band = rtw89_subband_to_gain_band_be(chan->subband_type); + u32 reg_path_ofst = 0; + u32 mask; + s32 val; + u32 reg; + int i; + + if (path == RF_PATH_B) + reg_path_ofst = 0x400; + + for (i = 0; i < RTW89_BW20_SC_160M; i++) { + reg = rpl_comp_bw160[i].addr | reg_path_ofst; + mask = rpl_comp_bw160[i].mask; + val = gain->rpl_ofst_160[gain_band][path][i]; + rtw89_phy_write32_idx(rtwdev, reg, mask, val, phy_idx); + } + + for (i = 0; i < RTW89_BW20_SC_80M; i++) { + reg = rpl_comp_bw80[i].addr | reg_path_ofst; + mask = rpl_comp_bw80[i].mask; + val = gain->rpl_ofst_80[gain_band][path][i]; + rtw89_phy_write32_idx(rtwdev, reg, mask, val, phy_idx); + } + + for (i = 0; i < RTW89_BW20_SC_40M; i++) { + reg = rpl_comp_bw40[i].addr | reg_path_ofst; + mask = rpl_comp_bw40[i].mask; + val = gain->rpl_ofst_40[gain_band][path][i]; + rtw89_phy_write32_idx(rtwdev, reg, mask, val, phy_idx); + } + + for (i = 0; i < RTW89_BW20_SC_20M; i++) { + reg = rpl_comp_bw20[i].addr | reg_path_ofst; + mask = rpl_comp_bw20[i].mask; + val = gain->rpl_ofst_20[gain_band][path][i]; + rtw89_phy_write32_idx(rtwdev, reg, mask, val, phy_idx); + } +} + +static void rtw8922a_set_lna_tia_gain(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path, + enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_phy_bb_gain_info_be *gain = &rtwdev->bb_gain.be; + u8 gain_band = rtw89_subband_to_gain_band_be(chan->subband_type); + enum rtw89_phy_bb_bw_be bw_type; + s32 val; + u32 reg; + u32 mask; + int i; + + bw_type = chan->band_width <= RTW89_CHANNEL_WIDTH_40 ? + RTW89_BB_BW_20_40 : RTW89_BB_BW_80_160_320; + + for (i = 0; i < LNA_GAIN_NUM; i++) { + if (chan->band_type == RTW89_BAND_2G) { + reg = bb_gain_lna[i].gain_g[path]; + mask = bb_gain_lna[i].gain_g_mask; + } else { + reg = bb_gain_lna[i].gain_a[path]; + mask = bb_gain_lna[i].gain_a_mask; + } + val = gain->lna_gain[gain_band][bw_type][path][i]; + rtw89_phy_write32_idx(rtwdev, reg, mask, val, phy_idx); + } + + for (i = 0; i < TIA_GAIN_NUM; i++) { + if (chan->band_type == RTW89_BAND_2G) { + reg = bb_gain_tia[i].gain_g[path]; + mask = bb_gain_tia[i].gain_g_mask; + } else { + reg = bb_gain_tia[i].gain_a[path]; + mask = bb_gain_tia[i].gain_a_mask; + } + val = gain->tia_gain[gain_band][bw_type][path][i]; + rtw89_phy_write32_idx(rtwdev, reg, mask, val, phy_idx); + } +} + +static void rtw8922a_set_gain(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_set_lna_tia_gain(rtwdev, chan, path, phy_idx); + rtw8922a_set_rpl_gain(rtwdev, chan, path, phy_idx); +} + +static void rtw8922a_set_rx_gain_normal_cck(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + s8 value = -gain->offset[path][RTW89_GAIN_OFFSET_2G_CCK]; /* S(8,2) */ + u8 fraction = value & 0x3; + + if (fraction) { + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW20, + (0x4 - fraction) << 1); + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW40, + (0x4 - fraction) << 1); + + value >>= 2; + rtw89_phy_write32_mask(rtwdev, R_CCK_RPL_OFST, B_CCK_RPL_OFST, + value + 1 + 0xdc); + } else { + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW20, 0); + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW40, 0); + + value >>= 2; + rtw89_phy_write32_mask(rtwdev, R_CCK_RPL_OFST, B_CCK_RPL_OFST, + value + 0xdc); + } +} + +static void rtw8922a_set_rx_gain_normal_ofdm(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + static const u32 rssi_tb_bias_comp[2] = {0x41f8, 0x45f8}; + static const u32 rssi_tb_ext_comp[2] = {0x4208, 0x4608}; + static const u32 rssi_ofst_addr[2] = {0x40c8, 0x44c8}; + static const u32 rpl_bias_comp[2] = {0x41e8, 0x45e8}; + static const u32 rpl_ext_comp[2] = {0x41f8, 0x45f8}; + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + enum rtw89_gain_offset gain_band; + s8 v1, v2, v3; + s32 value; + + gain_band = rtw89_subband_to_gain_offset_band_of_ofdm(chan->subband_type); + value = gain->offset[path][gain_band]; + rtw89_phy_write32_mask(rtwdev, rssi_ofst_addr[path], 0xff000000, value + 0xF8); + + value *= -4; + v1 = clamp_t(s32, value, S8_MIN, S8_MAX); + value -= v1; + v2 = clamp_t(s32, value, S8_MIN, S8_MAX); + value -= v2; + v3 = clamp_t(s32, value, S8_MIN, S8_MAX); + + rtw89_phy_write32_mask(rtwdev, rpl_bias_comp[path], 0xff, v1); + rtw89_phy_write32_mask(rtwdev, rpl_ext_comp[path], 0xff, v2); + rtw89_phy_write32_mask(rtwdev, rpl_ext_comp[path], 0xff00, v3); + + rtw89_phy_write32_mask(rtwdev, rssi_tb_bias_comp[path], 0xff0000, v1); + rtw89_phy_write32_mask(rtwdev, rssi_tb_ext_comp[path], 0xff0000, v2); + rtw89_phy_write32_mask(rtwdev, rssi_tb_ext_comp[path], 0xff000000, v3); +} + +static void rtw8922a_set_rx_gain_normal(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + + if (!gain->offset_valid) + return; + + if (chan->band_type == RTW89_BAND_2G) + rtw8922a_set_rx_gain_normal_cck(rtwdev, chan, path); + + rtw8922a_set_rx_gain_normal_ofdm(rtwdev, chan, path); +} + +static void rtw8922a_set_cck_parameters(struct rtw89_dev *rtwdev, u8 central_ch, + enum rtw89_phy_idx phy_idx) +{ + if (central_ch == 14) { + rtw89_phy_write32_idx(rtwdev, R_PCOEFF01, B_PCOEFF01, 0x3b13ff, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF23, B_PCOEFF23, 0x1c42de, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF45, B_PCOEFF45, 0xfdb0ad, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF67, B_PCOEFF67, 0xf60f6e, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF89, B_PCOEFF89, 0xfd8f92, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFAB, B_PCOEFFAB, 0x02d011, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFCD, B_PCOEFFCD, 0x01c02c, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFEF, B_PCOEFFEF, 0xfff00a, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_PCOEFF01, B_PCOEFF01, 0x3a63ca, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF23, B_PCOEFF23, 0x2a833f, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF45, B_PCOEFF45, 0x1491f8, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF67, B_PCOEFF67, 0x03c0b0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF89, B_PCOEFF89, 0xfccff1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFAB, B_PCOEFFAB, 0xfccfc3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFCD, B_PCOEFFCD, 0xfebfdc, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFEF, B_PCOEFFEF, 0xffdff7, phy_idx); + } +} + +static void rtw8922a_ctrl_ch(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + static const u32 band_sel[2] = {0x4160, 0x4560}; + u16 central_freq = chan->freq; + u8 central_ch = chan->channel; + u8 band = chan->band_type; + bool is_2g = band == RTW89_BAND_2G; + u8 chan_idx; + u8 path; + u8 sco; + + if (!central_freq) { + rtw89_warn(rtwdev, "Invalid central_freq\n"); + return; + } + + rtw8922a_set_gain(rtwdev, chan, RF_PATH_A, phy_idx); + rtw8922a_set_gain(rtwdev, chan, RF_PATH_B, phy_idx); + + for (path = RF_PATH_A; path < BB_PATH_NUM_8922A; path++) + rtw89_phy_write32_idx(rtwdev, band_sel[path], BIT((26)), is_2g, phy_idx); + + rtw8922a_set_rx_gain_normal(rtwdev, chan, RF_PATH_A); + rtw8922a_set_rx_gain_normal(rtwdev, chan, RF_PATH_B); + + rtw89_phy_write32_idx(rtwdev, R_FC0, B_FC0, central_freq, phy_idx); + sco = DIV_ROUND_CLOSEST(1 << 18, central_freq); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_FC0_INV, sco, phy_idx); + + if (band == RTW89_BAND_2G) + rtw8922a_set_cck_parameters(rtwdev, central_ch, phy_idx); + + chan_idx = rtw89_encode_chan_idx(rtwdev, chan->primary_channel, band); + rtw89_phy_write32_idx(rtwdev, R_MAC_PIN_SEL, B_CH_IDX_SEG0, chan_idx, phy_idx); +} + +static void +rtw8922a_ctrl_bw(struct rtw89_dev *rtwdev, u8 pri_sb, u8 bw, + enum rtw89_phy_idx phy_idx) +{ + switch (bw) { + case RTW89_CHANNEL_WIDTH_5: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_10: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x2, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_20: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_40: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, pri_sb, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_80: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x2, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, pri_sb, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x1, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_160: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, pri_sb, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x1, phy_idx); + break; + default: + rtw89_warn(rtwdev, "Fail to switch bw (bw:%d, pri_sb:%d)\n", bw, + pri_sb); + break; + } + + if (bw == RTW89_CHANNEL_WIDTH_40) + rtw89_phy_write32_idx(rtwdev, R_FC0, B_BW40_2XFFT, 1, phy_idx); + else + rtw89_phy_write32_idx(rtwdev, R_FC0, B_BW40_2XFFT, 0, phy_idx); +} + +static u32 rtw8922a_spur_freq(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan) +{ + return 0; +} + +#define CARRIER_SPACING_312_5 312500 /* 312.5 kHz */ +#define CARRIER_SPACING_78_125 78125 /* 78.125 kHz */ +#define MAX_TONE_NUM 2048 + +static void rtw8922a_set_csi_tone_idx(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + s32 freq_diff, csi_idx, csi_tone_idx; + u32 spur_freq; + + spur_freq = rtw8922a_spur_freq(rtwdev, chan); + if (spur_freq == 0) { + rtw89_phy_write32_idx(rtwdev, R_S0S1_CSI_WGT, B_S0S1_CSI_WGT_EN, + 0, phy_idx); + return; + } + + freq_diff = (spur_freq - chan->freq) * 1000000; + csi_idx = s32_div_u32_round_closest(freq_diff, CARRIER_SPACING_78_125); + s32_div_u32_round_down(csi_idx, MAX_TONE_NUM, &csi_tone_idx); + + rtw89_phy_write32_idx(rtwdev, R_S0S1_CSI_WGT, B_S0S1_CSI_WGT_TONE_IDX, + csi_tone_idx, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_S0S1_CSI_WGT, B_S0S1_CSI_WGT_EN, 1, phy_idx); +} + +static const struct rtw89_nbi_reg_def rtw8922a_nbi_reg_def[] = { + [RF_PATH_A] = { + .notch1_idx = {0x41a0, 0xFF}, + .notch1_frac_idx = {0x41a0, 0xC00}, + .notch1_en = {0x41a0, 0x1000}, + .notch2_idx = {0x41ac, 0xFF}, + .notch2_frac_idx = {0x41ac, 0xC00}, + .notch2_en = {0x41ac, 0x1000}, + }, + [RF_PATH_B] = { + .notch1_idx = {0x45a0, 0xFF}, + .notch1_frac_idx = {0x45a0, 0xC00}, + .notch1_en = {0x45a0, 0x1000}, + .notch2_idx = {0x45ac, 0xFF}, + .notch2_frac_idx = {0x45ac, 0xC00}, + .notch2_en = {0x45ac, 0x1000}, + }, +}; + +static void rtw8922a_set_nbi_tone_idx(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path, + enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_nbi_reg_def *nbi = &rtw8922a_nbi_reg_def[path]; + s32 nbi_frac_idx, nbi_frac_tone_idx; + s32 nbi_idx, nbi_tone_idx; + bool notch2_chk = false; + u32 spur_freq, fc; + s32 freq_diff; + + spur_freq = rtw8922a_spur_freq(rtwdev, chan); + if (spur_freq == 0) { + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 0, phy_idx); + return; + } + + fc = chan->freq; + if (chan->band_width == RTW89_CHANNEL_WIDTH_160) { + fc = (spur_freq > fc) ? fc + 40 : fc - 40; + if ((fc > spur_freq && + chan->channel < chan->primary_channel) || + (fc < spur_freq && + chan->channel > chan->primary_channel)) + notch2_chk = true; + } + + freq_diff = (spur_freq - fc) * 1000000; + nbi_idx = s32_div_u32_round_down(freq_diff, CARRIER_SPACING_312_5, + &nbi_frac_idx); + + if (chan->band_width == RTW89_CHANNEL_WIDTH_20) { + s32_div_u32_round_down(nbi_idx + 32, 64, &nbi_tone_idx); + } else { + u16 tone_para = (chan->band_width == RTW89_CHANNEL_WIDTH_40) ? + 128 : 256; + + s32_div_u32_round_down(nbi_idx, tone_para, &nbi_tone_idx); + } + nbi_frac_tone_idx = + s32_div_u32_round_closest(nbi_frac_idx, CARRIER_SPACING_78_125); + + if (chan->band_width == RTW89_CHANNEL_WIDTH_160 && notch2_chk) { + rtw89_phy_write32_idx(rtwdev, nbi->notch2_idx.addr, + nbi->notch2_idx.mask, nbi_tone_idx, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_frac_idx.addr, + nbi->notch2_frac_idx.mask, nbi_frac_tone_idx, + phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 0, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, nbi->notch1_idx.addr, + nbi->notch1_idx.mask, nbi_tone_idx, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_frac_idx.addr, + nbi->notch1_frac_idx.mask, nbi_frac_tone_idx, + phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 0, phy_idx); + } +} + +static void rtw8922a_spur_elimination(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_set_csi_tone_idx(rtwdev, chan, phy_idx); + rtw8922a_set_nbi_tone_idx(rtwdev, chan, RF_PATH_A, phy_idx); + rtw8922a_set_nbi_tone_idx(rtwdev, chan, RF_PATH_B, phy_idx); +} + +static void rtw8922a_ctrl_afe_dac(struct rtw89_dev *rtwdev, enum rtw89_bandwidth bw, + enum rtw89_rf_path path) +{ + u32 cr_ofst = 0x0; + + if (path == RF_PATH_B) + cr_ofst = 0x100; + + switch (bw) { + case RTW89_CHANNEL_WIDTH_5: + case RTW89_CHANNEL_WIDTH_10: + case RTW89_CHANNEL_WIDTH_20: + case RTW89_CHANNEL_WIDTH_40: + case RTW89_CHANNEL_WIDTH_80: + rtw89_phy_write32_mask(rtwdev, R_AFEDAC0 + cr_ofst, B_AFEDAC0, 0xE); + rtw89_phy_write32_mask(rtwdev, R_AFEDAC1 + cr_ofst, B_AFEDAC1, 0x7); + break; + case RTW89_CHANNEL_WIDTH_160: + rtw89_phy_write32_mask(rtwdev, R_AFEDAC0 + cr_ofst, B_AFEDAC0, 0xD); + rtw89_phy_write32_mask(rtwdev, R_AFEDAC1 + cr_ofst, B_AFEDAC1, 0x6); + break; + default: + break; + } +} + +static const struct rtw89_reg2_def bb_mcu0_init_reg[] = { + {0x6990, 0x00000000}, + {0x6994, 0x00000000}, + {0x6998, 0x00000000}, + {0x6820, 0xFFFFFFFE}, + {0x6800, 0xC0000FFE}, + {0x6808, 0x76543210}, + {0x6814, 0xBFBFB000}, + {0x6818, 0x0478C009}, + {0x6800, 0xC0000FFF}, + {0x6820, 0xFFFFFFFF}, +}; + +static const struct rtw89_reg2_def bb_mcu1_init_reg[] = { + {0x6990, 0x00000000}, + {0x6994, 0x00000000}, + {0x6998, 0x00000000}, + {0x6820, 0xFFFFFFFE}, + {0x6800, 0xC0000FFE}, + {0x6808, 0x76543210}, + {0x6814, 0xBFBFB000}, + {0x6818, 0x0478C009}, + {0x6800, 0xC0000FFF}, + {0x6820, 0xFFFFFFFF}, +}; + +static void rtw8922a_bbmcu_cr_init(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_reg2_def *reg; + int size; + int i; + + if (phy_idx == RTW89_PHY_0) { + reg = bb_mcu0_init_reg; + size = ARRAY_SIZE(bb_mcu0_init_reg); + } else { + reg = bb_mcu1_init_reg; + size = ARRAY_SIZE(bb_mcu1_init_reg); + } + + for (i = 0; i < size; i++, reg++) + rtw89_bbmcu_write32(rtwdev, reg->addr, reg->data, phy_idx); +} + +static const u32 dmac_sys_mask[2] = {B_BE_DMAC_BB_PHY0_MASK, B_BE_DMAC_BB_PHY1_MASK}; +static const u32 bbrst_mask[2] = {B_BE_FEN_BBPLAT_RSTB, B_BE_FEN_BB1PLAT_RSTB}; +static const u32 glbrst_mask[2] = {B_BE_FEN_BB_IP_RSTN, B_BE_FEN_BB1_IP_RSTN}; +static const u32 mcu_bootrdy_mask[2] = {B_BE_BOOT_RDY0, B_BE_BOOT_RDY1}; + +static void rtw8922a_bb_preinit(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + u32 rdy = 0; + + if (phy_idx == RTW89_PHY_1) + rdy = 1; + + rtw89_write32_mask(rtwdev, R_BE_DMAC_SYS_CR32B, dmac_sys_mask[phy_idx], 0x7FF9); + rtw89_write32_mask(rtwdev, R_BE_FEN_RST_ENABLE, glbrst_mask[phy_idx], 0x0); + rtw89_write32_mask(rtwdev, R_BE_FEN_RST_ENABLE, bbrst_mask[phy_idx], 0x0); + rtw89_write32_mask(rtwdev, R_BE_FEN_RST_ENABLE, glbrst_mask[phy_idx], 0x1); + rtw89_write32_mask(rtwdev, R_BE_FEN_RST_ENABLE, mcu_bootrdy_mask[phy_idx], rdy); + rtw89_write32_mask(rtwdev, R_BE_MEM_PWR_CTRL, B_BE_MEM_BBMCU0_DS_V1, 0); + + fsleep(1); + rtw8922a_bbmcu_cr_init(rtwdev, phy_idx); +} + +static void rtw8922a_bb_postinit(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + if (phy_idx == RTW89_PHY_0) + rtw89_write32_set(rtwdev, R_BE_FEN_RST_ENABLE, mcu_bootrdy_mask[phy_idx]); + rtw89_write32_set(rtwdev, R_BE_FEN_RST_ENABLE, bbrst_mask[phy_idx]); + + rtw89_phy_write32_set(rtwdev, R_BBCLK, B_CLK_640M); + rtw89_phy_write32_clr(rtwdev, R_TXSCALE, B_TXFCTR_EN); + rtw89_phy_set_phy_regs(rtwdev, R_TXFCTR, B_TXFCTR_THD, 0x200); + rtw89_phy_set_phy_regs(rtwdev, R_SLOPE, B_EHT_RATE_TH, 0xA); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE, B_HE_RATE_TH, 0xA); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE2, B_HT_VHT_TH, 0xAAA); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE, B_EHT_MCS14, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE2, B_EHT_MCS15, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE3, B_EHTTB_EN, 0x0); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE3, B_HEERSU_EN, 0x0); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE3, B_HEMU_EN, 0x0); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE3, B_TB_EN, 0x0); + rtw89_phy_set_phy_regs(rtwdev, R_SU_PUNC, B_SU_PUNC_EN, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE5, B_HWGEN_EN, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_BEDGE5, B_PWROFST_COMP, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_MAG_AB, B_BY_SLOPE, 0x1); + rtw89_phy_set_phy_regs(rtwdev, R_MAG_A, B_MGA_AEND, 0xe0); + rtw89_phy_set_phy_regs(rtwdev, R_MAG_AB, B_MAG_AB, 0xe0c000); + rtw89_phy_set_phy_regs(rtwdev, R_SLOPE, B_SLOPE_A, 0x3FE0); + rtw89_phy_set_phy_regs(rtwdev, R_SLOPE, B_SLOPE_B, 0x3FE0); + rtw89_phy_set_phy_regs(rtwdev, R_SC_CORNER, B_SC_CORNER, 0x200); + rtw89_phy_write32_idx(rtwdev, R_UDP_COEEF, B_UDP_COEEF, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_UDP_COEEF, B_UDP_COEEF, 0x1, phy_idx); +} + +static void rtw8922a_bb_reset_en(struct rtw89_dev *rtwdev, enum rtw89_band band, + bool en, enum rtw89_phy_idx phy_idx) +{ + if (en) { + rtw89_phy_write32_idx(rtwdev, R_RSTB_ASYNC, B_RSTB_ASYNC_ALL, 1, phy_idx); + if (band == RTW89_BAND_2G) + rtw89_phy_write32_idx(rtwdev, R_RXCCA_BE1, + B_RXCCA_BE1_DIS, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PD_CTRL, B_PD_HIT_DIS, 0x0, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_RXCCA_BE1, B_RXCCA_BE1_DIS, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PD_CTRL, B_PD_HIT_DIS, 0x1, phy_idx); + fsleep(1); + rtw89_phy_write32_idx(rtwdev, R_RSTB_ASYNC, B_RSTB_ASYNC_ALL, 0, phy_idx); + } +} + +static int rtw8922a_ctrl_tx_path_tmac(struct rtw89_dev *rtwdev, + enum rtw89_rf_path tx_path, + enum rtw89_phy_idx phy_idx) +{ + struct rtw89_reg2_def path_com_cr[] = { + {0x11A00, 0x21C86900}, + {0x11A04, 0x00E4E433}, + {0x11A08, 0x39390CC9}, + {0x11A0C, 0x4E433240}, + {0x11A10, 0x90CC900E}, + {0x11A14, 0x00240393}, + {0x11A18, 0x201C8600}, + }; + int ret = 0; + u32 reg; + int i; + + rtw89_phy_write32_idx(rtwdev, R_MAC_SEL, B_MAC_SEL, 0x0, phy_idx); + + if (phy_idx == RTW89_PHY_1 && !rtwdev->dbcc_en) + return 0; + + if (tx_path == RF_PATH_A) { + path_com_cr[0].data = 0x21C82900; + path_com_cr[1].data = 0x00E4E431; + path_com_cr[2].data = 0x39390C49; + path_com_cr[3].data = 0x4E431240; + path_com_cr[4].data = 0x90C4900E; + path_com_cr[6].data = 0x201C8200; + } else if (tx_path == RF_PATH_B) { + path_com_cr[0].data = 0x21C04900; + path_com_cr[1].data = 0x00E4E032; + path_com_cr[2].data = 0x39380C89; + path_com_cr[3].data = 0x4E032240; + path_com_cr[4].data = 0x80C8900E; + path_com_cr[6].data = 0x201C0400; + } else if (tx_path == RF_PATH_AB) { + path_com_cr[0].data = 0x21C86900; + path_com_cr[1].data = 0x00E4E433; + path_com_cr[2].data = 0x39390CC9; + path_com_cr[3].data = 0x4E433240; + path_com_cr[4].data = 0x90CC900E; + path_com_cr[6].data = 0x201C8600; + } else { + ret = -EINVAL; + } + + for (i = 0; i < ARRAY_SIZE(path_com_cr); i++) { + reg = rtw89_mac_reg_by_idx(rtwdev, path_com_cr[i].addr, phy_idx); + rtw89_write32(rtwdev, reg, path_com_cr[i].data); + } + + return ret; +} + +static void rtw8922a_bb_reset(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ +} + +static int rtw8922a_cfg_rx_nss_limit(struct rtw89_dev *rtwdev, u8 rx_nss, + enum rtw89_phy_idx phy_idx) +{ + if (rx_nss == 1) { + rtw89_phy_write32_idx(rtwdev, R_BRK_R, B_HTMCS_LMT, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_R, B_VHTMCS_LMT, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_HE, B_N_USR_MAX, + HE_N_USER_MAX_8922A, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_HE, B_NSS_MAX, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_HE, B_TB_NSS_MAX, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_EHT, B_RXEHT_NSS_MAX, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_RXEHT, B_RXEHTTB_NSS_MAX, 0, + phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_RXEHT, B_RXEHT_N_USER_MAX, + HE_N_USER_MAX_8922A, phy_idx); + } else if (rx_nss == 2) { + rtw89_phy_write32_idx(rtwdev, R_BRK_R, B_HTMCS_LMT, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_R, B_VHTMCS_LMT, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_HE, B_N_USR_MAX, + HE_N_USER_MAX_8922A, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_HE, B_NSS_MAX, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_HE, B_TB_NSS_MAX, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_EHT, B_RXEHT_NSS_MAX, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_RXEHT, B_RXEHTTB_NSS_MAX, 1, + phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BRK_RXEHT, B_RXEHT_N_USER_MAX, + HE_N_USER_MAX_8922A, phy_idx); + } else { + return -EINVAL; + } + + return 0; +} + +static void rtw8922a_tssi_reset(struct rtw89_dev *rtwdev, + enum rtw89_rf_path path, + enum rtw89_phy_idx phy_idx) +{ + if (rtwdev->mlo_dbcc_mode == MLO_1_PLUS_1_1RF) { + if (phy_idx == RTW89_PHY_0) { + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTA, B_TXPWR_RSTA, 0x0); + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTA, B_TXPWR_RSTA, 0x1); + } else { + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTB, B_TXPWR_RSTB, 0x0); + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTB, B_TXPWR_RSTB, 0x1); + } + } else { + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTA, B_TXPWR_RSTA, 0x0); + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTA, B_TXPWR_RSTA, 0x1); + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTB, B_TXPWR_RSTB, 0x0); + rtw89_phy_write32_mask(rtwdev, R_TXPWR_RSTB, B_TXPWR_RSTB, 0x1); + } +} + +static int rtw8922a_ctrl_rx_path_tmac(struct rtw89_dev *rtwdev, + enum rtw89_rf_path rx_path, + enum rtw89_phy_idx phy_idx) +{ + u8 rx_nss = (rx_path == RF_PATH_AB) ? 2 : 1; + + /* Set to 0 first to avoid abnormal EDCCA report */ + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_ANT_RX_SG0, 0x0, phy_idx); + + if (rx_path == RF_PATH_A) { + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_ANT_RX_SG0, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_RX_1RCCA, 1, phy_idx); + rtw8922a_cfg_rx_nss_limit(rtwdev, rx_nss, phy_idx); + rtw8922a_tssi_reset(rtwdev, rx_path, phy_idx); + } else if (rx_path == RF_PATH_B) { + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_ANT_RX_SG0, 0x2, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_RX_1RCCA, 2, phy_idx); + rtw8922a_cfg_rx_nss_limit(rtwdev, rx_nss, phy_idx); + rtw8922a_tssi_reset(rtwdev, rx_path, phy_idx); + } else if (rx_path == RF_PATH_AB) { + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_ANT_RX_SG0, 0x3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_RX_1RCCA, 3, phy_idx); + rtw8922a_cfg_rx_nss_limit(rtwdev, rx_nss, phy_idx); + rtw8922a_tssi_reset(rtwdev, rx_path, phy_idx); + } else { + return -EINVAL; + } + + return 0; +} + +static int rtw8922a_ctrl_mlo(struct rtw89_dev *rtwdev, enum rtw89_mlo_dbcc_mode mode) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0); + + if (mode == MLO_1_PLUS_1_1RF || mode == DBCC_LEGACY) { + rtw89_phy_write32_mask(rtwdev, R_DBCC, B_DBCC_EN, 0x1); + rtw89_phy_write32_mask(rtwdev, R_DBCC_FA, B_DBCC_FA, 0x0); + } else if (mode == MLO_2_PLUS_0_1RF || mode == MLO_0_PLUS_2_1RF || + mode == MLO_DBCC_NOT_SUPPORT) { + rtw89_phy_write32_mask(rtwdev, R_DBCC, B_DBCC_EN, 0x0); + rtw89_phy_write32_mask(rtwdev, R_DBCC_FA, B_DBCC_FA, 0x1); + } else { + return -EOPNOTSUPP; + } + + if (mode == MLO_2_PLUS_0_1RF) { + rtw8922a_ctrl_afe_dac(rtwdev, chan->band_width, RF_PATH_A); + rtw8922a_ctrl_afe_dac(rtwdev, chan->band_width, RF_PATH_B); + } else { + rtw89_warn(rtwdev, "unsupported MLO mode %d\n", mode); + } + + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x6180); + + if (mode == MLO_2_PLUS_0_1RF) { + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xBBAB); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xABA9); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEBA9); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEAA9); + } else if (mode == MLO_0_PLUS_2_1RF) { + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xBBAB); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xAFFF); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEFFF); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEEFF); + } else if ((mode == MLO_1_PLUS_1_1RF) || (mode == DBCC_LEGACY)) { + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x7BAB); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x3BAB); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x3AAB); + } else { + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x180); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x0); + } + + return 0; +} + +static void rtw8922a_bb_sethw(struct rtw89_dev *rtwdev) +{ + u32 reg; + + rtw89_phy_write32_clr(rtwdev, R_EN_SND_WO_NDP, B_EN_SND_WO_NDP); + rtw89_phy_write32_clr(rtwdev, R_EN_SND_WO_NDP_C1, B_EN_SND_WO_NDP); + + rtw89_write32_mask(rtwdev, R_BE_PWR_BOOST, B_BE_PWR_CTRL_SEL, 0); + if (rtwdev->dbcc_en) { + reg = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_BOOST, RTW89_MAC_1); + rtw89_write32_mask(rtwdev, reg, B_BE_PWR_CTRL_SEL, 0); + } + + rtw8922a_ctrl_mlo(rtwdev, rtwdev->mlo_dbcc_mode); +} + +static void rtw8922a_ctrl_cck_en(struct rtw89_dev *rtwdev, bool cck_en, + enum rtw89_phy_idx phy_idx) +{ + if (cck_en) { + rtw89_phy_write32_idx(rtwdev, R_RXCCA_BE1, B_RXCCA_BE1_DIS, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_UPD_CLK_ADC, B_ENABLE_CCK, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PD_ARBITER_OFF, B_PD_ARBITER_OFF, + 0, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_RXCCA_BE1, B_RXCCA_BE1_DIS, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_UPD_CLK_ADC, B_ENABLE_CCK, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PD_ARBITER_OFF, B_PD_ARBITER_OFF, + 1, phy_idx); + } +} + +static void rtw8922a_set_channel_bb(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + bool cck_en = chan->band_type == RTW89_BAND_2G; + u8 pri_sb = chan->pri_sb_idx; + + if (cck_en) + rtw8922a_ctrl_sco_cck(rtwdev, chan->primary_channel, + chan->band_width, phy_idx); + + rtw8922a_ctrl_ch(rtwdev, chan, phy_idx); + rtw8922a_ctrl_bw(rtwdev, pri_sb, chan->band_width, phy_idx); + rtw8922a_ctrl_cck_en(rtwdev, cck_en, phy_idx); + rtw8922a_spur_elimination(rtwdev, chan, phy_idx); + + rtw89_phy_write32_idx(rtwdev, R_RSTB_ASYNC, B_RSTB_ASYNC_ALL, 1, phy_idx); + rtw8922a_tssi_reset(rtwdev, RF_PATH_AB, phy_idx); +} + +static void rtw8922a_pre_set_channel_bb(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + if (!rtwdev->dbcc_en) + return; + + if (phy_idx == RTW89_PHY_0) { + rtw89_phy_write32_mask(rtwdev, R_DBCC, B_DBCC_EN, 0x0); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0x6180); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xBBAB); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xABA9); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEBA9); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEAA9); + } else { + rtw89_phy_write32_mask(rtwdev, R_DBCC, B_DBCC_EN, 0x0); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xBBAB); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xAFFF); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEFFF); + rtw89_phy_write32_mask(rtwdev, R_EMLSR, B_EMLSR_PARM, 0xEEFF); + } +} + +static void rtw8922a_post_set_channel_bb(struct rtw89_dev *rtwdev, + enum rtw89_mlo_dbcc_mode mode) +{ + if (!rtwdev->dbcc_en) + return; + + rtw8922a_ctrl_mlo(rtwdev, mode); +} + +static void rtw8922a_set_channel(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_mac_idx mac_idx, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_set_channel_mac(rtwdev, chan, mac_idx); + rtw8922a_set_channel_bb(rtwdev, chan, phy_idx); + rtw8922a_set_channel_rf(rtwdev, chan, phy_idx); +} + +static void rtw8922a_dfs_en_idx(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, enum rtw89_rf_path path, + bool en) +{ + u32 path_ofst = (path == RF_PATH_B) ? 0x100 : 0x0; + + if (en) + rtw89_phy_write32_idx(rtwdev, 0x2800 + path_ofst, BIT(1), 1, + phy_idx); + else + rtw89_phy_write32_idx(rtwdev, 0x2800 + path_ofst, BIT(1), 0, + phy_idx); +} + +static void rtw8922a_dfs_en(struct rtw89_dev *rtwdev, bool en, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_dfs_en_idx(rtwdev, phy_idx, RF_PATH_A, en); + rtw8922a_dfs_en_idx(rtwdev, phy_idx, RF_PATH_B, en); +} + +static void rtw8922a_adc_en_path(struct rtw89_dev *rtwdev, + enum rtw89_rf_path path, bool en) +{ + u32 val; + + val = rtw89_phy_read32_mask(rtwdev, R_ADC_FIFO_V1, B_ADC_FIFO_EN_V1); + + if (en) { + if (path == RF_PATH_A) + val &= ~0x1; + else + val &= ~0x2; + } else { + if (path == RF_PATH_A) + val |= 0x1; + else + val |= 0x2; + } + + rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO_V1, B_ADC_FIFO_EN_V1, val); +} + +static void rtw8922a_adc_en(struct rtw89_dev *rtwdev, bool en, u8 phy_idx) +{ + if (rtwdev->mlo_dbcc_mode == MLO_1_PLUS_1_1RF) { + if (phy_idx == RTW89_PHY_0) + rtw8922a_adc_en_path(rtwdev, RF_PATH_A, en); + else + rtw8922a_adc_en_path(rtwdev, RF_PATH_B, en); + } else { + rtw8922a_adc_en_path(rtwdev, RF_PATH_A, en); + rtw8922a_adc_en_path(rtwdev, RF_PATH_B, en); + } +} + +static +void rtw8922a_hal_reset(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx, enum rtw89_mac_idx mac_idx, + enum rtw89_band band, u32 *tx_en, bool enter) +{ + if (enter) { + rtw89_chip_stop_sch_tx(rtwdev, mac_idx, tx_en, RTW89_SCH_TX_SEL_ALL); + rtw89_mac_cfg_ppdu_status(rtwdev, mac_idx, false); + rtw8922a_dfs_en(rtwdev, false, phy_idx); + rtw8922a_tssi_cont_en_phyidx(rtwdev, false, phy_idx); + rtw8922a_adc_en(rtwdev, false, phy_idx); + fsleep(40); + rtw8922a_bb_reset_en(rtwdev, band, false, phy_idx); + } else { + rtw89_mac_cfg_ppdu_status(rtwdev, mac_idx, true); + rtw8922a_adc_en(rtwdev, true, phy_idx); + rtw8922a_dfs_en(rtwdev, true, phy_idx); + rtw8922a_tssi_cont_en_phyidx(rtwdev, true, phy_idx); + rtw8922a_bb_reset_en(rtwdev, band, true, phy_idx); + rtw89_chip_resume_sch_tx(rtwdev, mac_idx, *tx_en); + } +} + +static void rtw8922a_set_channel_help(struct rtw89_dev *rtwdev, bool enter, + struct rtw89_channel_help_params *p, + const struct rtw89_chan *chan, + enum rtw89_mac_idx mac_idx, + enum rtw89_phy_idx phy_idx) +{ + if (enter) { + rtw8922a_pre_set_channel_bb(rtwdev, phy_idx); + rtw8922a_pre_set_channel_rf(rtwdev, phy_idx); + } + + rtw8922a_hal_reset(rtwdev, phy_idx, mac_idx, chan->band_type, &p->tx_en, enter); + + if (!enter) { + rtw8922a_post_set_channel_bb(rtwdev, rtwdev->mlo_dbcc_mode); + rtw8922a_post_set_channel_rf(rtwdev, phy_idx); + } +} + +static void rtw8922a_rfk_init(struct rtw89_dev *rtwdev) +{ + struct rtw89_rfk_mcc_info *rfk_mcc = &rtwdev->rfk_mcc; + + rtwdev->is_tssi_mode[RF_PATH_A] = false; + rtwdev->is_tssi_mode[RF_PATH_B] = false; + memset(rfk_mcc, 0, sizeof(*rfk_mcc)); +} + +static void rtw8922a_rfk_init_late(struct rtw89_dev *rtwdev) +{ + rtw89_phy_rfk_pre_ntfy_and_wait(rtwdev, RTW89_PHY_0, 5); + + rtw89_phy_rfk_dack_and_wait(rtwdev, RTW89_PHY_0, 58); + rtw89_phy_rfk_rxdck_and_wait(rtwdev, RTW89_PHY_0, 32); +} + +static void _wait_rx_mode(struct rtw89_dev *rtwdev, u8 kpath) +{ + u32 rf_mode; + u8 path; + int ret; + + for (path = 0; path < RF_PATH_NUM_8922A; path++) { + if (!(kpath & BIT(path))) + continue; + + ret = read_poll_timeout_atomic(rtw89_read_rf, rf_mode, rf_mode != 2, + 2, 5000, false, rtwdev, path, 0x00, + RR_MOD_MASK); + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[RFK] Wait S%d to Rx mode!! (ret = %d)\n", + path, ret); + } +} + +static void rtw8922a_rfk_channel(struct rtw89_dev *rtwdev) +{ + enum rtw89_phy_idx phy_idx = RTW89_PHY_0; + u8 phy_map = rtw89_btc_phymap(rtwdev, phy_idx, RF_AB); + u32 tx_en; + + rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_CHLK, BTC_WRFK_START); + rtw89_chip_stop_sch_tx(rtwdev, phy_idx, &tx_en, RTW89_SCH_TX_SEL_ALL); + _wait_rx_mode(rtwdev, RF_AB); + + rtw89_phy_rfk_pre_ntfy_and_wait(rtwdev, phy_idx, 5); + rtw89_phy_rfk_txgapk_and_wait(rtwdev, phy_idx, 54); + rtw89_phy_rfk_iqk_and_wait(rtwdev, phy_idx, 84); + rtw89_phy_rfk_tssi_and_wait(rtwdev, phy_idx, RTW89_TSSI_NORMAL, 6); + rtw89_phy_rfk_dpk_and_wait(rtwdev, phy_idx, 34); + rtw89_phy_rfk_rxdck_and_wait(rtwdev, RTW89_PHY_0, 32); + + rtw89_chip_resume_sch_tx(rtwdev, phy_idx, tx_en); + rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_CHLK, BTC_WRFK_STOP); +} + +static void rtw8922a_rfk_band_changed(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + rtw89_phy_rfk_tssi_and_wait(rtwdev, phy_idx, RTW89_TSSI_SCAN, 6); +} + +static void rtw8922a_rfk_scan(struct rtw89_dev *rtwdev, bool start) +{ +} + +static void rtw8922a_rfk_track(struct rtw89_dev *rtwdev) +{ +} + +static void rtw8922a_set_txpwr_ref(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + s16 ref_ofdm = 0; + s16 ref_cck = 0; + + rtw89_debug(rtwdev, RTW89_DBG_TXPWR, "[TXPWR] set txpwr reference\n"); + + rtw89_mac_txpwr_write32_mask(rtwdev, phy_idx, R_BE_PWR_REF_CTRL, + B_BE_PWR_REF_CTRL_OFDM, ref_ofdm); + rtw89_mac_txpwr_write32_mask(rtwdev, phy_idx, R_BE_PWR_REF_CTRL, + B_BE_PWR_REF_CTRL_CCK, ref_cck); +} + +static void rtw8922a_bb_tx_triangular(struct rtw89_dev *rtwdev, bool en, + enum rtw89_phy_idx phy_idx) +{ + u8 ctrl = en ? 0x1 : 0x0; + + rtw89_phy_write32_idx(rtwdev, R_BEDGE3, B_BEDGE_CFG, ctrl, phy_idx); +} + +static void rtw8922a_set_tx_shape(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_rfe_parms *rfe_parms = rtwdev->rfe_parms; + const struct rtw89_tx_shape *tx_shape = &rfe_parms->tx_shape; + u8 tx_shape_idx; + u8 band, regd; + + band = chan->band_type; + regd = rtw89_regd_get(rtwdev, band); + tx_shape_idx = (*tx_shape->lmt)[band][RTW89_RS_OFDM][regd]; + + if (tx_shape_idx == 0) + rtw8922a_bb_tx_triangular(rtwdev, false, phy_idx); + else + rtw8922a_bb_tx_triangular(rtwdev, true, phy_idx); +} + +static void rtw8922a_set_txpwr(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + rtw89_phy_set_txpwr_byrate(rtwdev, chan, phy_idx); + rtw89_phy_set_txpwr_offset(rtwdev, chan, phy_idx); + rtw8922a_set_tx_shape(rtwdev, chan, phy_idx); + rtw89_phy_set_txpwr_limit(rtwdev, chan, phy_idx); + rtw89_phy_set_txpwr_limit_ru(rtwdev, chan, phy_idx); +} + +static void rtw8922a_set_txpwr_ctrl(struct rtw89_dev *rtwdev, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_set_txpwr_ref(rtwdev, phy_idx); +} + +static void rtw8922a_ctrl_trx_path(struct rtw89_dev *rtwdev, + enum rtw89_rf_path tx_path, u8 tx_nss, + enum rtw89_rf_path rx_path, u8 rx_nss) +{ + enum rtw89_phy_idx phy_idx; + + for (phy_idx = RTW89_PHY_0; phy_idx <= RTW89_PHY_1; phy_idx++) { + rtw8922a_ctrl_tx_path_tmac(rtwdev, tx_path, phy_idx); + rtw8922a_ctrl_rx_path_tmac(rtwdev, rx_path, phy_idx); + rtw8922a_cfg_rx_nss_limit(rtwdev, rx_nss, phy_idx); + } +} + +static void rtw8922a_ctrl_nbtg_bt_tx(struct rtw89_dev *rtwdev, bool en, + enum rtw89_phy_idx phy_idx) +{ + if (en) { + rtw89_phy_write32_idx(rtwdev, R_FORCE_FIR_A, B_FORCE_FIR_A, 0x3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_RXBY_WBADC_A, B_RXBY_WBADC_A, + 0xf, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_RXBY_WBADC_A, B_BT_RXBY_WBADC_A, + 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_A, B_BT_TRK_OFF_A, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_OP1DB_A, B_OP1DB_A, 0x80, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_OP1DB1_A, B_TIA10_A, 0x8080, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BACKOFF_A, B_LNA_IBADC_A, 0x34, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BKOFF_A, B_BKOFF_IBADC_A, 0x34, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FORCE_FIR_B, B_FORCE_FIR_B, 0x3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_RXBY_WBADC_B, B_RXBY_WBADC_B, + 0xf, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_RXBY_WBADC_B, B_BT_RXBY_WBADC_B, + 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_B, B_BT_TRK_OFF_B, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_OP, B_LNA6, 0x80, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_TIA, B_TIA10_B, 0x8080, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BACKOFF_B, B_LNA_IBADC_B, 0x34, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BKOFF_B, B_BKOFF_IBADC_B, 0x34, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_FORCE_FIR_A, B_FORCE_FIR_A, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_RXBY_WBADC_A, B_RXBY_WBADC_A, + 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_RXBY_WBADC_A, B_BT_RXBY_WBADC_A, + 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_A, B_BT_TRK_OFF_A, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_OP1DB_A, B_OP1DB_A, 0x1a, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_OP1DB1_A, B_TIA10_A, 0x2a2a, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BACKOFF_A, B_LNA_IBADC_A, 0x7a6, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BKOFF_A, B_BKOFF_IBADC_A, 0x26, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FORCE_FIR_B, B_FORCE_FIR_B, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_RXBY_WBADC_B, B_RXBY_WBADC_B, + 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_RXBY_WBADC_B, B_BT_RXBY_WBADC_B, + 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BT_SHARE_B, B_BT_TRK_OFF_B, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_OP, B_LNA6, 0x20, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_LNA_TIA, B_TIA10_B, 0x2a30, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BACKOFF_B, B_LNA_IBADC_B, 0x7a6, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_BKOFF_B, B_BKOFF_IBADC_B, 0x26, phy_idx); + } +} + +static void rtw8922a_bb_cfg_txrx_path(struct rtw89_dev *rtwdev) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0); + enum rtw89_band band = chan->band_type; + struct rtw89_hal *hal = &rtwdev->hal; + u8 ntx_path = RF_PATH_AB; + u32 tx_en0, tx_en1; + + if (hal->antenna_tx == RF_A) + ntx_path = RF_PATH_A; + else if (hal->antenna_tx == RF_B) + ntx_path = RF_PATH_B; + + rtw8922a_hal_reset(rtwdev, RTW89_PHY_0, RTW89_MAC_0, band, &tx_en0, true); + if (rtwdev->dbcc_en) + rtw8922a_hal_reset(rtwdev, RTW89_PHY_1, RTW89_MAC_1, band, + &tx_en1, true); + + rtw8922a_ctrl_trx_path(rtwdev, ntx_path, 2, RF_PATH_AB, 2); + + rtw8922a_hal_reset(rtwdev, RTW89_PHY_0, RTW89_MAC_0, band, &tx_en0, false); + if (rtwdev->dbcc_en) + rtw8922a_hal_reset(rtwdev, RTW89_PHY_1, RTW89_MAC_1, band, + &tx_en0, false); +} + +static u8 rtw8922a_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path) +{ + struct rtw89_power_trim_info *info = &rtwdev->pwr_trim; + int th; + + /* read thermal only if debugging */ + if (!rtw89_debug_is_enabled(rtwdev, RTW89_DBG_CFO | RTW89_DBG_RFK_TRACK)) + return 80; + + rtw89_write_rf(rtwdev, rf_path, RR_TM, RR_TM_TRI, 0x1); + rtw89_write_rf(rtwdev, rf_path, RR_TM, RR_TM_TRI, 0x0); + rtw89_write_rf(rtwdev, rf_path, RR_TM, RR_TM_TRI, 0x1); + + fsleep(200); + + th = rtw89_read_rf(rtwdev, rf_path, RR_TM, RR_TM_VAL_V1); + th += (s8)info->thermal_trim[rf_path]; + + return clamp_t(int, th, 0, U8_MAX); +} + +static void rtw8922a_btc_set_rfe(struct rtw89_dev *rtwdev) +{ + union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; + struct rtw89_btc_module_v7 *module = &md->md_v7; + + module->rfe_type = rtwdev->efuse.rfe_type; + module->kt_ver = rtwdev->hal.cv; + module->bt_solo = 0; + module->switch_type = BTC_SWITCH_INTERNAL; + module->wa_type = 0; + + module->ant.type = BTC_ANT_SHARED; + module->ant.num = 2; + module->ant.isolation = 10; + module->ant.diversity = 0; + module->ant.single_pos = RF_PATH_A; + module->ant.btg_pos = RF_PATH_B; + + if (module->kt_ver <= 1) + module->wa_type |= BTC_WA_HFP_ZB; + + rtwdev->btc.cx.other.type = BTC_3CX_NONE; + + if (module->rfe_type == 0) { + rtwdev->btc.dm.error.map.rfe_type0 = true; + return; + } + + module->ant.num = (module->rfe_type % 2) ? 2 : 3; + + if (module->kt_ver == 0) + module->ant.num = 2; + + if (module->ant.num == 3) { + module->ant.type = BTC_ANT_DEDICATED; + module->bt_pos = BTC_BT_ALONE; + } else { + module->ant.type = BTC_ANT_SHARED; + module->bt_pos = BTC_BT_BTG; + } + rtwdev->btc.btg_pos = module->ant.btg_pos; + rtwdev->btc.ant_type = module->ant.type; +} + +static +void rtw8922a_set_trx_mask(struct rtw89_dev *rtwdev, u8 path, u8 group, u32 val) +{ + rtw89_write_rf(rtwdev, path, RR_LUTWA, RFREG_MASK, group); + rtw89_write_rf(rtwdev, path, RR_LUTWD0, RFREG_MASK, val); +} + +static void rtw8922a_btc_init_cfg(struct rtw89_dev *rtwdev) +{ + struct rtw89_btc *btc = &rtwdev->btc; + struct rtw89_btc_ant_info_v7 *ant = &btc->mdinfo.md_v7.ant; + u32 wl_pri, path_min, path_max; + u8 path; + + /* for 1-Ant && 1-ss case: only 1-path */ + if (ant->num == 1) { + path_min = ant->single_pos; + path_max = path_min; + } else { + path_min = RF_PATH_A; + path_max = RF_PATH_B; + } + + path = path_min; + + for (path = path_min; path <= path_max; path++) { + /* set DEBUG_LUT_RFMODE_MASK = 1 to start trx-mask-setup */ + rtw89_write_rf(rtwdev, path, RR_LUTWE, RFREG_MASK, BIT(17)); + + /* if GNT_WL=0 && BT=SS_group --> WL Tx/Rx = THRU */ + rtw8922a_set_trx_mask(rtwdev, path, BTC_BT_SS_GROUP, 0x5ff); + + /* if GNT_WL=0 && BT=Rx_group --> WL-Rx = THRU + WL-Tx = MASK */ + rtw8922a_set_trx_mask(rtwdev, path, BTC_BT_RX_GROUP, 0x5df); + + /* if GNT_WL = 0 && BT = Tx_group --> + * Shared-Ant && BTG-path:WL mask(0x55f), others:WL THRU(0x5ff) + */ + if (btc->ant_type == BTC_ANT_SHARED && btc->btg_pos == path) + rtw8922a_set_trx_mask(rtwdev, path, BTC_BT_TX_GROUP, 0x5ff); + else + rtw8922a_set_trx_mask(rtwdev, path, BTC_BT_TX_GROUP, 0x5ff); + + rtw89_write_rf(rtwdev, path, RR_LUTWE, RFREG_MASK, 0); + } + + /* set WL PTA Hi-Pri: Ack-Tx, beacon-tx, Trig-frame-Tx, Null-Tx*/ + wl_pri = B_BTC_RSP_ACK_HI | B_BTC_TX_BCN_HI | B_BTC_TX_TRI_HI | + B_BTC_TX_NULL_HI; + rtw89_write32(rtwdev, R_BTC_COEX_WL_REQ_BE, wl_pri); + + /* set PTA break table */ + rtw89_write32(rtwdev, R_BE_BT_BREAK_TABLE, BTC_BREAK_PARAM); + + /* ZB coex table init for HFP PTA req-cmd bit-4 define issue COEX-900*/ + rtw89_write32(rtwdev, R_BTC_ZB_COEX_TBL_0, 0xda5a5a5a); + + rtw89_write32(rtwdev, R_BTC_ZB_COEX_TBL_1, 0xda5a5a5a); + + rtw89_write32(rtwdev, R_BTC_ZB_BREAK_TBL, 0xf0ffffff); + btc->cx.wl.status.map.init_ok = true; +} + +static void rtw8922a_fill_freq_with_ppdu(struct rtw89_dev *rtwdev, + struct rtw89_rx_phy_ppdu *phy_ppdu, + struct ieee80211_rx_status *status) +{ + u8 chan_idx = phy_ppdu->chan_idx; + enum nl80211_band band; + u8 ch; + + if (chan_idx == 0) + return; + + rtw89_decode_chan_idx(rtwdev, chan_idx, &ch, &band); + status->freq = ieee80211_channel_to_frequency(ch, band); + status->band = band; +} + +static void rtw8922a_query_ppdu(struct rtw89_dev *rtwdev, + struct rtw89_rx_phy_ppdu *phy_ppdu, + struct ieee80211_rx_status *status) +{ + u8 path; + u8 *rx_power = phy_ppdu->rssi; + + status->signal = + RTW89_RSSI_RAW_TO_DBM(max(rx_power[RF_PATH_A], rx_power[RF_PATH_B])); + for (path = 0; path < rtwdev->chip->rf_path_num; path++) { + status->chains |= BIT(path); + status->chain_signal[path] = RTW89_RSSI_RAW_TO_DBM(rx_power[path]); + } + if (phy_ppdu->valid) + rtw8922a_fill_freq_with_ppdu(rtwdev, phy_ppdu, status); +} + +static int rtw8922a_mac_enable_bb_rf(struct rtw89_dev *rtwdev) +{ + rtw89_write8_set(rtwdev, R_BE_FEN_RST_ENABLE, + B_BE_FEN_BBPLAT_RSTB | B_BE_FEN_BB_IP_RSTN); + rtw89_write32(rtwdev, R_BE_DMAC_SYS_CR32B, 0x7FF97FF9); + + return 0; +} + +static int rtw8922a_mac_disable_bb_rf(struct rtw89_dev *rtwdev) +{ + rtw89_write8_clr(rtwdev, R_BE_FEN_RST_ENABLE, + B_BE_FEN_BBPLAT_RSTB | B_BE_FEN_BB_IP_RSTN); + + return 0; +} + #ifdef CONFIG_PM static const struct wiphy_wowlan_support rtw_wowlan_stub_8922a = { .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, @@ -610,10 +2317,56 @@ static const struct wiphy_wowlan_support rtw_wowlan_stub_8922a = { #endif static const struct rtw89_chip_ops rtw8922a_chip_ops = { + .enable_bb_rf = rtw8922a_mac_enable_bb_rf, + .disable_bb_rf = rtw8922a_mac_disable_bb_rf, + .bb_preinit = rtw8922a_bb_preinit, + .bb_postinit = rtw8922a_bb_postinit, + .bb_reset = rtw8922a_bb_reset, + .bb_sethw = rtw8922a_bb_sethw, + .read_rf = rtw89_phy_read_rf_v2, + .write_rf = rtw89_phy_write_rf_v2, + .set_channel = rtw8922a_set_channel, + .set_channel_help = rtw8922a_set_channel_help, .read_efuse = rtw8922a_read_efuse, .read_phycap = rtw8922a_read_phycap, + .fem_setup = NULL, + .rfe_gpio = NULL, + .rfk_hw_init = rtw8922a_rfk_hw_init, + .rfk_init = rtw8922a_rfk_init, + .rfk_init_late = rtw8922a_rfk_init_late, + .rfk_channel = rtw8922a_rfk_channel, + .rfk_band_changed = rtw8922a_rfk_band_changed, + .rfk_scan = rtw8922a_rfk_scan, + .rfk_track = rtw8922a_rfk_track, + .power_trim = rtw8922a_power_trim, + .set_txpwr = rtw8922a_set_txpwr, + .set_txpwr_ctrl = rtw8922a_set_txpwr_ctrl, + .init_txpwr_unit = NULL, + .get_thermal = rtw8922a_get_thermal, + .ctrl_btg_bt_rx = rtw8922a_ctrl_btg_bt_rx, + .query_ppdu = rtw8922a_query_ppdu, + .ctrl_nbtg_bt_tx = rtw8922a_ctrl_nbtg_bt_tx, + .cfg_txrx_path = rtw8922a_bb_cfg_txrx_path, + .set_txpwr_ul_tb_offset = NULL, .pwr_on_func = rtw8922a_pwr_on_func, .pwr_off_func = rtw8922a_pwr_off_func, + .query_rxdesc = rtw89_core_query_rxdesc_v2, + .fill_txdesc = rtw89_core_fill_txdesc_v2, + .fill_txdesc_fwcmd = rtw89_core_fill_txdesc_fwcmd_v2, + .cfg_ctrl_path = rtw89_mac_cfg_ctrl_path_v2, + .mac_cfg_gnt = rtw89_mac_cfg_gnt_v2, + .stop_sch_tx = rtw89_mac_stop_sch_tx_v2, + .resume_sch_tx = rtw89_mac_resume_sch_tx_v2, + .h2c_dctl_sec_cam = rtw89_fw_h2c_dctl_sec_cam_v2, + .h2c_default_cmac_tbl = rtw89_fw_h2c_default_cmac_tbl_g7, + .h2c_assoc_cmac_tbl = rtw89_fw_h2c_assoc_cmac_tbl_g7, + .h2c_ampdu_cmac_tbl = rtw89_fw_h2c_ampdu_cmac_tbl_g7, + .h2c_default_dmac_tbl = rtw89_fw_h2c_default_dmac_tbl_v2, + .h2c_update_beacon = rtw89_fw_h2c_update_beacon_be, + .h2c_ba_cam = rtw89_fw_h2c_ba_cam_v1, + + .btc_set_rfe = rtw8922a_btc_set_rfe, + .btc_init_cfg = rtw8922a_btc_init_cfg, }; const struct rtw89_chip_info rtw8922a_chip_info = { @@ -650,11 +2403,16 @@ const struct rtw89_chip_info rtw8922a_chip_info = { .txpwr_factor_rf = 2, .txpwr_factor_mac = 1, .dig_table = NULL, + .dig_regs = &rtw8922a_dig_regs, .tssi_dbw_table = NULL, - .support_chanctx_num = 1, + .support_chanctx_num = 2, .support_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ) | BIT(NL80211_BAND_6GHZ), + .support_bandwidths = BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80) | + BIT(NL80211_CHAN_WIDTH_160), .support_unii4 = true, .ul_tb_waveform_ctrl = false, .ul_tb_pwr_diff = false, @@ -665,7 +2423,7 @@ const struct rtw89_chip_info rtw8922a_chip_info = { .acam_num = 128, .bcam_num = 20, .scam_num = 32, - .bacam_num = 8, + .bacam_num = 24, .bacam_dynamic_num = 8, .bacam_ver = RTW89_BACAM_V1, .ppdu_max_usr = 16, @@ -683,10 +2441,19 @@ const struct rtw89_chip_info rtw8922a_chip_info = { BIT(RTW89_PS_MODE_CLK_GATED) | BIT(RTW89_PS_MODE_PWR_GATED), .low_power_hci_modes = 0, + .h2c_cctl_func_id = H2C_FUNC_MAC_CCTLINFO_UD_G7, .hci_func_en_addr = R_BE_HCI_FUNC_EN, .h2c_desc_size = sizeof(struct rtw89_rxdesc_short_v2), .txwd_body_size = sizeof(struct rtw89_txwd_body_v2), .txwd_info_size = sizeof(struct rtw89_txwd_info_v2), + .h2c_ctrl_reg = R_BE_H2CREG_CTRL, + .h2c_counter_reg = {R_BE_UDM1 + 1, B_BE_UDM1_HALMAC_H2C_DEQ_CNT_MASK >> 8}, + .h2c_regs = rtw8922a_h2c_regs, + .c2h_ctrl_reg = R_BE_C2HREG_CTRL, + .c2h_counter_reg = {R_BE_UDM1 + 1, B_BE_UDM1_HALMAC_C2H_ENQ_CNT_MASK >> 8}, + .c2h_regs = rtw8922a_c2h_regs, + .page_regs = &rtw8922a_page_regs, + .wow_reason_reg = R_AX_C2HREG_DATA3_V1 + 3, .cfo_src_fd = true, .cfo_hw_comp = true, .dcfo_comp = NULL, @@ -694,9 +2461,11 @@ const struct rtw89_chip_info rtw8922a_chip_info = { .imr_info = NULL, .imr_dmac_table = &rtw8922a_imr_dmac_table, .imr_cmac_table = &rtw8922a_imr_cmac_table, + .rrsr_cfgs = &rtw8922a_rrsr_cfgs, .bss_clr_vld = {R_BSS_CLR_VLD_V2, B_BSS_CLR_VLD0_V2}, .bss_clr_map_reg = R_BSS_CLR_MAP_V2, .dma_ch_mask = 0, + .edcca_regs = &rtw8922a_edcca_regs, #ifdef CONFIG_PM .wowlan_stub = &rtw_wowlan_stub_8922a, #endif diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c new file mode 100644 index 000000000000..2a371829268c --- /dev/null +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c @@ -0,0 +1,378 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2023 Realtek Corporation + */ + +#include "chan.h" +#include "debug.h" +#include "mac.h" +#include "phy.h" +#include "reg.h" +#include "rtw8922a.h" +#include "rtw8922a_rfk.h" + +static void rtw8922a_tssi_cont_en(struct rtw89_dev *rtwdev, bool en, + enum rtw89_rf_path path) +{ + static const u32 tssi_trk_man[2] = {R_TSSI_PWR_P0, R_TSSI_PWR_P1}; + + if (en) + rtw89_phy_write32_mask(rtwdev, tssi_trk_man[path], B_TSSI_CONT_EN, 0); + else + rtw89_phy_write32_mask(rtwdev, tssi_trk_man[path], B_TSSI_CONT_EN, 1); +} + +void rtw8922a_tssi_cont_en_phyidx(struct rtw89_dev *rtwdev, bool en, u8 phy_idx) +{ + if (rtwdev->mlo_dbcc_mode == MLO_1_PLUS_1_1RF) { + if (phy_idx == RTW89_PHY_0) + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_A); + else + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_B); + } else { + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_A); + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_B); + } +} + +static +void rtw8922a_ctl_band_ch_bw(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy, + u8 central_ch, enum rtw89_band band, + enum rtw89_bandwidth bw) +{ + const u32 rf_addr[2] = {RR_CFGCH, RR_CFGCH_V1}; + struct rtw89_hal *hal = &rtwdev->hal; + u32 rf_reg[RF_PATH_NUM_8922A][2]; + u8 synpath; + u32 rf18; + u8 kpath; + u8 path; + u8 i; + + rf_reg[RF_PATH_A][0] = rtw89_read_rf(rtwdev, RF_PATH_A, rf_addr[0], RFREG_MASK); + rf_reg[RF_PATH_A][1] = rtw89_read_rf(rtwdev, RF_PATH_A, rf_addr[1], RFREG_MASK); + rf_reg[RF_PATH_B][0] = rtw89_read_rf(rtwdev, RF_PATH_B, rf_addr[0], RFREG_MASK); + rf_reg[RF_PATH_B][1] = rtw89_read_rf(rtwdev, RF_PATH_B, rf_addr[1], RFREG_MASK); + + kpath = rtw89_phy_get_kpath(rtwdev, phy); + synpath = rtw89_phy_get_syn_sel(rtwdev, phy); + + rf18 = rtw89_read_rf(rtwdev, synpath, RR_CFGCH, RFREG_MASK); + if (rf18 == INV_RF_DATA) { + rtw89_warn(rtwdev, "[RFK] Invalid RF18 value\n"); + return; + } + + for (path = 0; path < RF_PATH_NUM_8922A; path++) { + if (!(kpath & BIT(path))) + continue; + + for (i = 0; i < 2; i++) { + if (rf_reg[path][i] == INV_RF_DATA) { + rtw89_warn(rtwdev, + "[RFK] Invalid RF_0x18 for Path-%d\n", path); + return; + } + + rf_reg[path][i] &= ~(RR_CFGCH_BAND1 | RR_CFGCH_BW | + RR_CFGCH_BAND0 | RR_CFGCH_CH); + rf_reg[path][i] |= u32_encode_bits(central_ch, RR_CFGCH_CH); + + if (band == RTW89_BAND_2G) + rtw89_write_rf(rtwdev, path, RR_SMD, RR_VCO2, 0x0); + else + rtw89_write_rf(rtwdev, path, RR_SMD, RR_VCO2, 0x1); + + switch (band) { + case RTW89_BAND_2G: + default: + break; + case RTW89_BAND_5G: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BAND1_5G, RR_CFGCH_BAND1) | + u32_encode_bits(CFGCH_BAND0_5G, RR_CFGCH_BAND0); + break; + case RTW89_BAND_6G: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BAND1_6G, RR_CFGCH_BAND1) | + u32_encode_bits(CFGCH_BAND0_6G, RR_CFGCH_BAND0); + break; + } + + switch (bw) { + case RTW89_CHANNEL_WIDTH_5: + case RTW89_CHANNEL_WIDTH_10: + case RTW89_CHANNEL_WIDTH_20: + default: + break; + case RTW89_CHANNEL_WIDTH_40: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_40M, RR_CFGCH_BW_V2); + break; + case RTW89_CHANNEL_WIDTH_80: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_80M, RR_CFGCH_BW_V2); + break; + case RTW89_CHANNEL_WIDTH_160: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_160M, RR_CFGCH_BW_V2); + break; + case RTW89_CHANNEL_WIDTH_320: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_320M, RR_CFGCH_BW_V2); + break; + } + + rtw89_write_rf(rtwdev, path, rf_addr[i], + RFREG_MASK, rf_reg[path][i]); + fsleep(100); + } + } + + if (hal->cv != CHIP_CAV) + return; + + if (band == RTW89_BAND_2G) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x80000); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWA, RFREG_MASK, 0x00003); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD1, RFREG_MASK, 0x0c990); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD0, RFREG_MASK, 0xebe38); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x00000); + } else { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x80000); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWA, RFREG_MASK, 0x00003); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD1, RFREG_MASK, 0x0c190); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD0, RFREG_MASK, 0xebe38); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x00000); + } +} + +void rtw8922a_set_channel_rf(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_ctl_band_ch_bw(rtwdev, phy_idx, chan->channel, chan->band_type, + chan->band_width); +} + +enum _rf_syn_pow { + RF_SYN_ON_OFF, + RF_SYN_OFF_ON, + RF_SYN_ALLON, + RF_SYN_ALLOFF, +}; + +static void rtw8922a_set_syn01_cav(struct rtw89_dev *rtwdev, enum _rf_syn_pow syn) +{ + if (syn == RF_SYN_ALLON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + } else if (syn == RF_SYN_ON_OFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x0); + } else if (syn == RF_SYN_OFF_ON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x0); + + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + } else if (syn == RF_SYN_ALLOFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x0); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x0); + } +} + +static void rtw8922a_set_syn01_cbv(struct rtw89_dev *rtwdev, enum _rf_syn_pow syn) +{ + if (syn == RF_SYN_ALLON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0xf); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0xf); + } else if (syn == RF_SYN_ON_OFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0xf); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0x0); + } else if (syn == RF_SYN_OFF_ON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0x0); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0xf); + } else if (syn == RF_SYN_ALLOFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0x0); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0x0); + } +} + +static void rtw8922a_set_syn01(struct rtw89_dev *rtwdev, enum _rf_syn_pow syn) +{ + struct rtw89_hal *hal = &rtwdev->hal; + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "SYN config=%d\n", syn); + + if (hal->cv == CHIP_CAV) + rtw8922a_set_syn01_cav(rtwdev, syn); + else + rtw8922a_set_syn01_cbv(rtwdev, syn); +} + +static void rtw8922a_chlk_ktbl_sel(struct rtw89_dev *rtwdev, u8 kpath, u8 idx) +{ + u32 tmp; + + if (idx > 2) { + rtw89_warn(rtwdev, "[DBCC][ERROR]indx is out of limit!! index(%d)", idx); + return; + } + + if (kpath & RF_A) { + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_EN, 0x1); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_IQC_V1, idx); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_MDPD_V1, idx); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_MODOPT, RR_TXG_SEL, 0x4 | idx); + + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL, BIT(0)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT, B_CFIR_LUT_G3, tmp); + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL, BIT(1)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT, B_CFIR_LUT_G5, tmp); + } + + if (kpath & RF_B) { + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_EN, 0x1); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_IQC_V1, idx); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_MDPD_V1, idx); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_MODOPT, RR_TXG_SEL, 0x4 | idx); + + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL_C1, BIT(0)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT_C1, B_CFIR_LUT_G3, tmp); + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL_C1, BIT(1)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT_C1, B_CFIR_LUT_G5, tmp); + } +} + +static void rtw8922a_chlk_reload(struct rtw89_dev *rtwdev) +{ + struct rtw89_rfk_mcc_info *rfk_mcc = &rtwdev->rfk_mcc; + enum rtw89_sub_entity_idx sub_entity_idx; + const struct rtw89_chan *chan; + enum rtw89_entity_mode mode; + u8 s0_tbl, s1_tbl; + u8 tbl_sel; + + mode = rtw89_get_entity_mode(rtwdev); + switch (mode) { + case RTW89_ENTITY_MODE_MCC_PREPARE: + sub_entity_idx = RTW89_SUB_ENTITY_1; + tbl_sel = 1; + break; + default: + sub_entity_idx = RTW89_SUB_ENTITY_0; + tbl_sel = 0; + break; + } + + chan = rtw89_chan_get(rtwdev, sub_entity_idx); + + rfk_mcc->ch[tbl_sel] = chan->channel; + rfk_mcc->band[tbl_sel] = chan->band_type; + rfk_mcc->bw[tbl_sel] = chan->band_width; + rfk_mcc->table_idx = tbl_sel; + + s0_tbl = tbl_sel; + s1_tbl = tbl_sel; + + rtw8922a_chlk_ktbl_sel(rtwdev, RF_A, s0_tbl); + rtw8922a_chlk_ktbl_sel(rtwdev, RF_B, s1_tbl); +} + +static void rtw8922a_rfk_mlo_ctrl(struct rtw89_dev *rtwdev) +{ + enum _rf_syn_pow syn_pow; + + if (!rtwdev->dbcc_en) + goto set_rfk_reload; + + switch (rtwdev->mlo_dbcc_mode) { + case MLO_0_PLUS_2_1RF: + syn_pow = RF_SYN_OFF_ON; + break; + case MLO_0_PLUS_2_2RF: + case MLO_1_PLUS_1_2RF: + case MLO_2_PLUS_0_1RF: + case MLO_2_PLUS_0_2RF: + case MLO_2_PLUS_2_2RF: + case MLO_DBCC_NOT_SUPPORT: + default: + syn_pow = RF_SYN_ON_OFF; + break; + case MLO_1_PLUS_1_1RF: + case DBCC_LEGACY: + syn_pow = RF_SYN_ALLON; + break; + } + + rtw8922a_set_syn01(rtwdev, syn_pow); + +set_rfk_reload: + rtw8922a_chlk_reload(rtwdev); +} + +static void rtw8922a_rfk_pll_init(struct rtw89_dev *rtwdev) +{ + int ret; + u8 tmp; + + ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_PLL_1, &tmp); + if (ret) + return; + ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_PLL_1, tmp | 0xf8, 0xFF); + if (ret) + return; + + ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_APBT, &tmp); + if (ret) + return; + ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_APBT, tmp & ~0x60, 0xFF); + if (ret) + return; + + ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_XTAL_PLL, &tmp); + if (ret) + return; + ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_PLL, tmp | 0x38, 0xFF); + if (ret) + return; +} + +void rtw8922a_rfk_hw_init(struct rtw89_dev *rtwdev) +{ + if (rtwdev->dbcc_en) + rtw8922a_rfk_mlo_ctrl(rtwdev); + + rtw8922a_rfk_pll_init(rtwdev); +} + +void rtw8922a_pre_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + bool mlo_1_1; + + if (!rtwdev->dbcc_en) + return; + + mlo_1_1 = rtw89_is_mlo_1_1(rtwdev); + if (mlo_1_1) + rtw8922a_set_syn01(rtwdev, RF_SYN_ALLON); + else if (phy_idx == RTW89_PHY_0) + rtw8922a_set_syn01(rtwdev, RF_SYN_ON_OFF); + else + rtw8922a_set_syn01(rtwdev, RF_SYN_OFF_ON); + + fsleep(1000); +} + +void rtw8922a_post_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + rtw8922a_rfk_mlo_ctrl(rtwdev); +} diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.h b/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.h new file mode 100644 index 000000000000..66bdd57c1eea --- /dev/null +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* Copyright(c) 2023 Realtek Corporation + */ + +#ifndef __RTW89_8922A_RFK_H__ +#define __RTW89_8922A_RFK_H__ + +#include "core.h" + +void rtw8922a_tssi_cont_en_phyidx(struct rtw89_dev *rtwdev, bool en, u8 phy_idx); +void rtw8922a_set_channel_rf(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx); +void rtw8922a_rfk_hw_init(struct rtw89_dev *rtwdev); +void rtw8922a_pre_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); +void rtw8922a_post_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); + +#endif diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922ae.c b/drivers/net/wireless/realtek/rtw89/rtw8922ae.c index 7b3d98d2c402..4981b657bd7b 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8922ae.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8922ae.c @@ -26,6 +26,7 @@ static const struct rtw89_pci_info rtw8922a_pci_info = { .io_rcy_en = MAC_AX_PCIE_ENABLE, .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_DEF, .rx_ring_eq_is_full = true, + .check_rx_tag = true, .init_cfg_reg = R_BE_HAXI_INIT_CFG1, .txhci_en_bit = B_BE_TXDMA_EN, @@ -79,7 +80,7 @@ static struct pci_driver rtw89_8922ae_driver = { .id_table = rtw89_8922ae_id_table, .probe = rtw89_pci_probe, .remove = rtw89_pci_remove, - .driver.pm = &rtw89_pm_ops, + .driver.pm = &rtw89_pm_ops_be, }; module_pci_driver(rtw89_8922ae_driver); diff --git a/drivers/net/wireless/realtek/rtw89/wow.c b/drivers/net/wireless/realtek/rtw89/wow.c index 5c7ca36c09b6..ccad026defb5 100644 --- a/drivers/net/wireless/realtek/rtw89/wow.c +++ b/drivers/net/wireless/realtek/rtw89/wow.c @@ -41,34 +41,8 @@ static void rtw89_wow_leave_lps(struct rtw89_dev *rtwdev) static int rtw89_wow_config_mac(struct rtw89_dev *rtwdev, bool enable_wow) { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; - int ret; - - if (enable_wow) { - ret = rtw89_mac_resize_ple_rx_quota(rtwdev, true); - if (ret) { - rtw89_err(rtwdev, "[ERR]patch rx qta %d\n", ret); - return ret; - } - rtw89_write32_set(rtwdev, R_AX_RX_FUNCTION_STOP, B_AX_HDR_RX_STOP); - rtw89_write32_clr(rtwdev, mac->rx_fltr, B_AX_SNIFFER_MODE); - rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, false); - rtw89_write32(rtwdev, R_AX_ACTION_FWD0, 0); - rtw89_write32(rtwdev, R_AX_ACTION_FWD1, 0); - rtw89_write32(rtwdev, R_AX_TF_FWD, 0); - rtw89_write32(rtwdev, R_AX_HW_RPT_FWD, 0); - } else { - ret = rtw89_mac_resize_ple_rx_quota(rtwdev, false); - if (ret) { - rtw89_err(rtwdev, "[ERR]patch rx qta %d\n", ret); - return ret; - } - rtw89_write32_clr(rtwdev, R_AX_RX_FUNCTION_STOP, B_AX_HDR_RX_STOP); - rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, true); - rtw89_write32(rtwdev, R_AX_ACTION_FWD0, TRXCFG_MPDU_PROC_ACT_FRWD); - rtw89_write32(rtwdev, R_AX_TF_FWD, TRXCFG_MPDU_PROC_TF_FRWD); - } - return 0; + return mac->wow_config_mac(rtwdev, enable_wow); } static void rtw89_wow_set_rx_filter(struct rtw89_dev *rtwdev, bool enable) @@ -85,21 +59,14 @@ static void rtw89_wow_set_rx_filter(struct rtw89_dev *rtwdev, bool enable) static void rtw89_wow_show_wakeup_reason(struct rtw89_dev *rtwdev) { - enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; + u32 wow_reason_reg = rtwdev->chip->wow_reason_reg; struct cfg80211_wowlan_nd_info nd_info; struct cfg80211_wowlan_wakeup wakeup = { .pattern_idx = -1, }; - u32 wow_reason_reg; u8 reason; - if (chip_id == RTL8852A || chip_id == RTL8852B || chip_id == RTL8851B) - wow_reason_reg = R_AX_C2HREG_DATA3 + 3; - else - wow_reason_reg = R_AX_C2HREG_DATA3_V1 + 3; - reason = rtw89_read8(rtwdev, wow_reason_reg); - switch (reason) { case RTW89_WOW_RSN_RX_DEAUTH: wakeup.disconnect = true; @@ -470,13 +437,14 @@ static int rtw89_wow_cfg_wake(struct rtw89_dev *rtwdev, bool wow) static int rtw89_wow_check_fw_status(struct rtw89_dev *rtwdev, bool wow_enable) { + const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; u8 polling; int ret; ret = read_poll_timeout_atomic(rtw89_read8_mask, polling, wow_enable == !!polling, 50, 50000, false, rtwdev, - R_AX_WOW_CTRL, B_AX_WOW_WOWEN); + mac->wow_ctrl.addr, mac->wow_ctrl.mask); if (ret) rtw89_err(rtwdev, "failed to check wow status %s\n", wow_enable ? "enabled" : "disabled"); @@ -519,7 +487,7 @@ static int rtw89_wow_swap_fw(struct rtw89_dev *rtwdev, bool wow) return ret; } - ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, wow_vif, wow_sta); + ret = rtw89_chip_h2c_assoc_cmac_tbl(rtwdev, wow_vif, wow_sta); if (ret) { rtw89_warn(rtwdev, "failed to send h2c assoc cmac tbl\n"); return ret; @@ -566,7 +534,7 @@ static int rtw89_wow_enable_trx_pre(struct rtw89_dev *rtwdev) rtw89_mac_ptk_drop_by_band_and_wait(rtwdev, RTW89_MAC_0); - ret = rtw89_hci_poll_txdma_ch(rtwdev); + ret = rtw89_hci_poll_txdma_ch_idle(rtwdev); if (ret) { rtw89_err(rtwdev, "txdma ch busy\n"); return ret; @@ -589,7 +557,7 @@ static int rtw89_wow_enable_trx_post(struct rtw89_dev *rtwdev) rtw89_hci_disable_intr(rtwdev); rtw89_hci_ctrl_trxhci(rtwdev, false); - ret = rtw89_hci_poll_txdma_ch(rtwdev); + ret = rtw89_hci_poll_txdma_ch_idle(rtwdev); if (ret) { rtw89_err(rtwdev, "failed to poll txdma ch idle pcie\n"); return ret; @@ -699,14 +667,14 @@ static int rtw89_wow_fw_stop(struct rtw89_dev *rtwdev) goto out; } + rtw89_fw_release_general_pkt_list(rtwdev, true); + ret = rtw89_wow_cfg_wake(rtwdev, false); if (ret) { rtw89_err(rtwdev, "wow: failed to disable config wake\n"); goto out; } - rtw89_fw_release_general_pkt_list(rtwdev, true); - ret = rtw89_wow_check_fw_status(rtwdev, false); if (ret) { rtw89_err(rtwdev, "wow: failed to check disable fw ready\n"); diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c index 05890536e353..211fa25b9a78 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c +++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c @@ -740,7 +740,7 @@ u16 rsi_get_connected_channel(struct ieee80211_vif *vif) return 0; bss = &vif->bss_conf; - channel = bss->chandef.chan; + channel = bss->chanreq.oper.chan; if (!channel) return 0; @@ -759,7 +759,7 @@ static void rsi_switch_channel(struct rsi_hw *adapter, if (!vif) return; - channel = vif->bss_conf.chandef.chan; + channel = vif->bss_conf.chanreq.oper.chan; if (!channel) return; @@ -1957,6 +1957,10 @@ static int rsi_mac80211_resume(struct ieee80211_hw *hw) #endif static const struct ieee80211_ops mac80211_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rsi_mac80211_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = rsi_mac80211_start, diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c index 10a465686439..dccc139cabb2 100644 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c @@ -232,17 +232,17 @@ static int rsi_usb_reg_write(struct usb_device *usbdev, if (!usb_reg_buf) return status; - usb_reg_buf[0] = (cpu_to_le32(value) & 0x00ff); - usb_reg_buf[1] = (cpu_to_le32(value) & 0xff00) >> 8; - usb_reg_buf[2] = (cpu_to_le32(value) & 0x00ff0000) >> 16; - usb_reg_buf[3] = (cpu_to_le32(value) & 0xff000000) >> 24; + usb_reg_buf[0] = value & 0x00ff; + usb_reg_buf[1] = (value & 0xff00) >> 8; + usb_reg_buf[2] = (value & 0x00ff0000) >> 16; + usb_reg_buf[3] = (value & 0xff000000) >> 24; status = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), USB_VENDOR_REGISTER_WRITE, RSI_USB_REQ_OUT, - ((cpu_to_le32(reg) & 0xffff0000) >> 16), - (cpu_to_le32(reg) & 0xffff), + (reg & 0xffff0000) >> 16, + reg & 0xffff, (void *)usb_reg_buf, len, USB_CTRL_SET_TIMEOUT); diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c index 537caf9d914a..a904602f02ce 100644 --- a/drivers/net/wireless/silabs/wfx/sta.c +++ b/drivers/net/wireless/silabs/wfx/sta.c @@ -144,13 +144,13 @@ static int wfx_get_ps_timeout(struct wfx_vif *wvif, bool *enable_ps) struct wfx_vif *wvif_ch0 = wdev_to_wvif(wvif->wdev, 0); struct ieee80211_vif *vif_ch0 = wvif_to_vif(wvif_ch0); - chan0 = vif_ch0->bss_conf.chandef.chan; + chan0 = vif_ch0->bss_conf.chanreq.oper.chan; } if (wdev_to_wvif(wvif->wdev, 1)) { struct wfx_vif *wvif_ch1 = wdev_to_wvif(wvif->wdev, 1); struct ieee80211_vif *vif_ch1 = wvif_to_vif(wvif_ch1); - chan1 = vif_ch1->bss_conf.chandef.chan; + chan1 = vif_ch1->bss_conf.chanreq.oper.chan; } if (chan0 && chan1 && vif->type != NL80211_IFTYPE_AP) { if (chan0->hw_value == chan1->hw_value) { @@ -344,6 +344,7 @@ static int wfx_set_mfp_ap(struct wfx_vif *wvif) const int pairwise_cipher_suite_count_offset = 8 / sizeof(u16); const int pairwise_cipher_suite_size = 4 / sizeof(u16); const int akm_suite_size = 4 / sizeof(u16); + int ret = -EINVAL; const u16 *ptr; if (unlikely(!skb)) @@ -352,22 +353,26 @@ static int wfx_set_mfp_ap(struct wfx_vif *wvif) ptr = (u16 *)cfg80211_find_ie(WLAN_EID_RSN, skb->data + ieoffset, skb->len - ieoffset); if (unlikely(!ptr)) - return -EINVAL; + goto free_skb; ptr += pairwise_cipher_suite_count_offset; if (WARN_ON(ptr > (u16 *)skb_tail_pointer(skb))) - return -EINVAL; + goto free_skb; ptr += 1 + pairwise_cipher_suite_size * *ptr; if (WARN_ON(ptr > (u16 *)skb_tail_pointer(skb))) - return -EINVAL; + goto free_skb; ptr += 1 + akm_suite_size * *ptr; if (WARN_ON(ptr > (u16 *)skb_tail_pointer(skb))) - return -EINVAL; + goto free_skb; wfx_hif_set_mfp(wvif, *ptr & BIT(7), *ptr & BIT(6)); - return 0; + ret = 0; + +free_skb: + dev_kfree_skb(skb); + return ret; } int wfx_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, diff --git a/drivers/net/wireless/st/cw1200/cw1200_sdio.c b/drivers/net/wireless/st/cw1200/cw1200_sdio.c index 4c30b5772ce0..00c4731d8f8e 100644 --- a/drivers/net/wireless/st/cw1200/cw1200_sdio.c +++ b/drivers/net/wireless/st/cw1200/cw1200_sdio.c @@ -8,7 +8,7 @@ #include <linux/module.h> #include <linux/interrupt.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/delay.h> #include <linux/mmc/host.h> #include <linux/mmc/sdio_func.h> @@ -178,12 +178,15 @@ static int cw1200_sdio_irq_unsubscribe(struct hwbus_priv *self) return ret; } +/* Like the rest of the driver, this only supports one device per system */ +static struct gpio_desc *cw1200_reset; +static struct gpio_desc *cw1200_powerup; + static int cw1200_sdio_off(const struct cw1200_platform_data_sdio *pdata) { - if (pdata->reset) { - gpio_set_value(pdata->reset, 0); + if (cw1200_reset) { + gpiod_set_value(cw1200_reset, 0); msleep(30); /* Min is 2 * CLK32K cycles */ - gpio_free(pdata->reset); } if (pdata->power_ctrl) @@ -196,16 +199,21 @@ static int cw1200_sdio_off(const struct cw1200_platform_data_sdio *pdata) static int cw1200_sdio_on(const struct cw1200_platform_data_sdio *pdata) { - /* Ensure I/Os are pulled low */ - if (pdata->reset) { - gpio_request(pdata->reset, "cw1200_wlan_reset"); - gpio_direction_output(pdata->reset, 0); + /* Ensure I/Os are pulled low (reset is active low) */ + cw1200_reset = devm_gpiod_get_optional(NULL, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(cw1200_reset)) { + pr_err("could not get CW1200 SDIO reset GPIO\n"); + return PTR_ERR(cw1200_reset); } - if (pdata->powerup) { - gpio_request(pdata->powerup, "cw1200_wlan_powerup"); - gpio_direction_output(pdata->powerup, 0); + gpiod_set_consumer_name(cw1200_reset, "cw1200_wlan_reset"); + cw1200_powerup = devm_gpiod_get_optional(NULL, "powerup", GPIOD_OUT_LOW); + if (IS_ERR(cw1200_powerup)) { + pr_err("could not get CW1200 SDIO powerup GPIO\n"); + return PTR_ERR(cw1200_powerup); } - if (pdata->reset || pdata->powerup) + gpiod_set_consumer_name(cw1200_powerup, "cw1200_wlan_powerup"); + + if (cw1200_reset || cw1200_powerup) msleep(10); /* Settle time? */ /* Enable 3v3 and 1v8 to hardware */ @@ -226,13 +234,13 @@ static int cw1200_sdio_on(const struct cw1200_platform_data_sdio *pdata) } /* Enable POWERUP signal */ - if (pdata->powerup) { - gpio_set_value(pdata->powerup, 1); + if (cw1200_powerup) { + gpiod_set_value(cw1200_powerup, 1); msleep(250); /* or more..? */ } - /* Enable RSTn signal */ - if (pdata->reset) { - gpio_set_value(pdata->reset, 1); + /* Deassert RSTn signal, note active low */ + if (cw1200_reset) { + gpiod_set_value(cw1200_reset, 0); msleep(50); /* Or more..? */ } return 0; diff --git a/drivers/net/wireless/st/cw1200/cw1200_spi.c b/drivers/net/wireless/st/cw1200/cw1200_spi.c index c82c0688b549..4f346fb977a9 100644 --- a/drivers/net/wireless/st/cw1200/cw1200_spi.c +++ b/drivers/net/wireless/st/cw1200/cw1200_spi.c @@ -11,7 +11,7 @@ */ #include <linux/module.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/delay.h> #include <linux/spinlock.h> #include <linux/interrupt.h> @@ -38,6 +38,8 @@ struct hwbus_priv { const struct cw1200_platform_data_spi *pdata; spinlock_t lock; /* Serialize all bus operations */ wait_queue_head_t wq; + struct gpio_desc *reset; + struct gpio_desc *powerup; int claimed; }; @@ -80,7 +82,7 @@ static int cw1200_spi_memcpy_fromio(struct hwbus_priv *self, #endif /* Header is LE16 */ - regaddr = cpu_to_le16(regaddr); + regaddr = (__force u16)cpu_to_le16(regaddr); /* We have to byteswap if the SPI bus is limited to 8b operation or we are running on a Big Endian system @@ -145,7 +147,7 @@ static int cw1200_spi_memcpy_toio(struct hwbus_priv *self, #endif /* Header is LE16 */ - regaddr = cpu_to_le16(regaddr); + regaddr = (__force u16)cpu_to_le16(regaddr); /* We have to byteswap if the SPI bus is limited to 8b operation or we are running on a Big Endian system @@ -275,12 +277,12 @@ static void cw1200_spi_irq_unsubscribe(struct hwbus_priv *self) free_irq(self->func->irq, self); } -static int cw1200_spi_off(const struct cw1200_platform_data_spi *pdata) +static int cw1200_spi_off(struct hwbus_priv *self, const struct cw1200_platform_data_spi *pdata) { - if (pdata->reset) { - gpio_set_value(pdata->reset, 0); + if (self->reset) { + /* Assert RESET, note active low */ + gpiod_set_value(self->reset, 1); msleep(30); /* Min is 2 * CLK32K cycles */ - gpio_free(pdata->reset); } if (pdata->power_ctrl) @@ -291,18 +293,12 @@ static int cw1200_spi_off(const struct cw1200_platform_data_spi *pdata) return 0; } -static int cw1200_spi_on(const struct cw1200_platform_data_spi *pdata) +static int cw1200_spi_on(struct hwbus_priv *self, const struct cw1200_platform_data_spi *pdata) { /* Ensure I/Os are pulled low */ - if (pdata->reset) { - gpio_request(pdata->reset, "cw1200_wlan_reset"); - gpio_direction_output(pdata->reset, 0); - } - if (pdata->powerup) { - gpio_request(pdata->powerup, "cw1200_wlan_powerup"); - gpio_direction_output(pdata->powerup, 0); - } - if (pdata->reset || pdata->powerup) + gpiod_direction_output(self->reset, 1); /* Active low */ + gpiod_direction_output(self->powerup, 0); + if (self->reset || self->powerup) msleep(10); /* Settle time? */ /* Enable 3v3 and 1v8 to hardware */ @@ -323,13 +319,13 @@ static int cw1200_spi_on(const struct cw1200_platform_data_spi *pdata) } /* Enable POWERUP signal */ - if (pdata->powerup) { - gpio_set_value(pdata->powerup, 1); + if (self->powerup) { + gpiod_set_value(self->powerup, 1); msleep(250); /* or more..? */ } - /* Enable RSTn signal */ - if (pdata->reset) { - gpio_set_value(pdata->reset, 1); + /* Assert RSTn signal, note active low */ + if (self->reset) { + gpiod_set_value(self->reset, 0); msleep(50); /* Or more..? */ } return 0; @@ -381,20 +377,33 @@ static int cw1200_spi_probe(struct spi_device *func) spi_get_chipselect(func, 0), func->mode, func->bits_per_word, func->max_speed_hz); - if (cw1200_spi_on(plat_data)) { + self = devm_kzalloc(&func->dev, sizeof(*self), GFP_KERNEL); + if (!self) { + pr_err("Can't allocate SPI hwbus_priv."); + return -ENOMEM; + } + + /* Request reset asserted */ + self->reset = devm_gpiod_get_optional(&func->dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(self->reset)) + return dev_err_probe(&func->dev, PTR_ERR(self->reset), + "could not get reset GPIO\n"); + gpiod_set_consumer_name(self->reset, "cw1200_wlan_reset"); + + self->powerup = devm_gpiod_get_optional(&func->dev, "powerup", GPIOD_OUT_LOW); + if (IS_ERR(self->powerup)) + return dev_err_probe(&func->dev, PTR_ERR(self->powerup), + "could not get powerup GPIO\n"); + gpiod_set_consumer_name(self->reset, "cw1200_wlan_powerup"); + + if (cw1200_spi_on(self, plat_data)) { pr_err("spi_on() failed!\n"); - return -1; + return -ENODEV; } if (spi_setup(func)) { pr_err("spi_setup() failed!\n"); - return -1; - } - - self = devm_kzalloc(&func->dev, sizeof(*self), GFP_KERNEL); - if (!self) { - pr_err("Can't allocate SPI hwbus_priv."); - return -ENOMEM; + return -ENODEV; } self->pdata = plat_data; @@ -416,7 +425,7 @@ static int cw1200_spi_probe(struct spi_device *func) if (status) { cw1200_spi_irq_unsubscribe(self); - cw1200_spi_off(plat_data); + cw1200_spi_off(self, plat_data); } return status; @@ -434,7 +443,7 @@ static void cw1200_spi_disconnect(struct spi_device *func) self->core = NULL; } } - cw1200_spi_off(dev_get_platdata(&func->dev)); + cw1200_spi_off(self, dev_get_platdata(&func->dev)); } static int __maybe_unused cw1200_spi_suspend(struct device *dev) diff --git a/drivers/net/wireless/st/cw1200/main.c b/drivers/net/wireless/st/cw1200/main.c index 381013e0db63..a54a7b86864f 100644 --- a/drivers/net/wireless/st/cw1200/main.c +++ b/drivers/net/wireless/st/cw1200/main.c @@ -203,6 +203,10 @@ static const unsigned long cw1200_ttl[] = { }; static const struct ieee80211_ops cw1200_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .start = cw1200_start, .stop = cw1200_stop, .add_interface = cw1200_add_interface, diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c index cd9a41f59f32..0da2d29dd7bd 100644 --- a/drivers/net/wireless/ti/wl1251/main.c +++ b/drivers/net/wireless/ti/wl1251/main.c @@ -1351,6 +1351,10 @@ static struct ieee80211_supported_band wl1251_band_2ghz = { }; static const struct ieee80211_ops wl1251_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .start = wl1251_op_start, .stop = wl1251_op_stop, .add_interface = wl1251_op_add_interface, diff --git a/drivers/net/wireless/ti/wl1251/sdio.c b/drivers/net/wireless/ti/wl1251/sdio.c index 301bd0043a43..4e5b351f80f0 100644 --- a/drivers/net/wireless/ti/wl1251/sdio.c +++ b/drivers/net/wireless/ti/wl1251/sdio.c @@ -343,5 +343,6 @@ static void __exit wl1251_sdio_exit(void) module_init(wl1251_sdio_init); module_exit(wl1251_sdio_exit); +MODULE_DESCRIPTION("TI WL1251 SDIO helpers"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Kalle Valo <kvalo@adurom.com>"); diff --git a/drivers/net/wireless/ti/wl1251/spi.c b/drivers/net/wireless/ti/wl1251/spi.c index 29292f06bd3d..1936bb3af54a 100644 --- a/drivers/net/wireless/ti/wl1251/spi.c +++ b/drivers/net/wireless/ti/wl1251/spi.c @@ -342,6 +342,7 @@ static struct spi_driver wl1251_spi_driver = { module_spi_driver(wl1251_spi_driver); +MODULE_DESCRIPTION("TI WL1251 SPI helpers"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Kalle Valo <kvalo@adurom.com>"); MODULE_ALIAS("spi:wl1251"); diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index de045fe4ca1e..b26d42b4e3cc 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -1955,6 +1955,7 @@ module_param_named(tcxo, tcxo_param, charp, 0); MODULE_PARM_DESC(tcxo, "TCXO clock: 19.2, 26, 38.4, 52, 16.368, 32.736, 16.8, 33.6"); +MODULE_DESCRIPTION("TI WL12xx wireless driver"); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_FIRMWARE(WL127X_FW_NAME_SINGLE); diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index 20d9181b3410..2ccac1cdec01 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -2086,6 +2086,7 @@ module_param_named(num_rx_desc, num_rx_desc_param, int, 0400); MODULE_PARM_DESC(num_rx_desc_param, "Number of Rx descriptors: u8 (default is 32)"); +MODULE_DESCRIPTION("TI WiLink 8 wireless driver"); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_FIRMWARE(WL18XX_FW_NAME); diff --git a/drivers/net/wireless/ti/wlcore/event.c b/drivers/net/wireless/ti/wlcore/event.c index 1e082d039b82..2499dc908305 100644 --- a/drivers/net/wireless/ti/wlcore/event.c +++ b/drivers/net/wireless/ti/wlcore/event.c @@ -233,7 +233,7 @@ void wlcore_event_channel_switch(struct wl1271 *wl, cancel_delayed_work(&wlvif->channel_switch_work); } else { set_bit(WLVIF_FLAG_BEACON_DISABLED, &wlvif->flags); - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); } } } diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index fb9ed97774c7..ef12169f8044 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -2910,7 +2910,7 @@ static int wlcore_set_assoc(struct wl1271 *wl, struct wl12xx_vif *wlvif, int ret; wlvif->aid = vif->cfg.aid; - wlvif->channel_type = cfg80211_get_chandef_type(&bss_conf->chandef); + wlvif->channel_type = cfg80211_get_chandef_type(&bss_conf->chanreq.oper); wlvif->beacon_int = bss_conf->beacon_int; wlvif->wmm_enabled = bss_conf->qos; @@ -4242,7 +4242,7 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, /* Handle HT information change */ if ((changed & BSS_CHANGED_HT) && - (bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT)) { + (bss_conf->chanreq.oper.width != NL80211_CHAN_WIDTH_20_NOHT)) { ret = wl1271_acx_set_ht_information(wl, wlvif, bss_conf->ht_operation_mode); if (ret < 0) { @@ -4515,7 +4515,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, /* Handle new association with HT. Do this after join. */ if (sta_exists) { bool enabled = - bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT; + bss_conf->chanreq.oper.width != NL80211_CHAN_WIDTH_20_NOHT; ret = wlcore_hw_set_peer_cap(wl, &sta_ht_cap, @@ -6793,6 +6793,7 @@ MODULE_PARM_DESC(bug_on_recovery, "BUG() on fw recovery"); module_param(no_recovery, int, 0600); MODULE_PARM_DESC(no_recovery, "Prevent HW recovery. FW will remain stuck."); +MODULE_DESCRIPTION("TI WLAN core driver"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c index f0686635db46..92fb5b8dcdae 100644 --- a/drivers/net/wireless/ti/wlcore/sdio.c +++ b/drivers/net/wireless/ti/wlcore/sdio.c @@ -16,7 +16,6 @@ #include <linux/mmc/sdio_ids.h> #include <linux/mmc/card.h> #include <linux/mmc/host.h> -#include <linux/gpio.h> #include <linux/pm_runtime.h> #include <linux/printk.h> #include <linux/of.h> @@ -75,8 +74,8 @@ static int __must_check wl12xx_sdio_raw_read(struct device *child, int addr, sdio_release_host(func); - if (WARN_ON(ret)) - dev_err(child->parent, "sdio read failed (%d)\n", ret); + if (ret) + dev_err_ratelimited(child->parent, "sdio read failed (%d)\n", ret); if (unlikely(dump)) { printk(KERN_DEBUG "wlcore_sdio: READ from 0x%04x\n", addr); @@ -120,8 +119,8 @@ static int __must_check wl12xx_sdio_raw_write(struct device *child, int addr, sdio_release_host(func); - if (WARN_ON(ret)) - dev_err(child->parent, "sdio write failed (%d)\n", ret); + if (ret) + dev_err_ratelimited(child->parent, "sdio write failed (%d)\n", ret); return ret; } @@ -447,6 +446,7 @@ module_sdio_driver(wl1271_sdio_driver); module_param(dump, bool, 0600); MODULE_PARM_DESC(dump, "Enable sdio read/write dumps."); +MODULE_DESCRIPTION("TI WLAN SDIO helpers"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); diff --git a/drivers/net/wireless/ti/wlcore/spi.c b/drivers/net/wireless/ti/wlcore/spi.c index 7d9a139db59e..0aa2b2f3c5c9 100644 --- a/drivers/net/wireless/ti/wlcore/spi.c +++ b/drivers/net/wireless/ti/wlcore/spi.c @@ -562,6 +562,7 @@ static struct spi_driver wl1271_spi_driver = { }; module_spi_driver(wl1271_spi_driver); +MODULE_DESCRIPTION("TI WLAN SPI helpers"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c index a84340c2075f..b55fe320633c 100644 --- a/drivers/net/wireless/virtual/mac80211_hwsim.c +++ b/drivers/net/wireless/virtual/mac80211_hwsim.c @@ -4,7 +4,7 @@ * Copyright (c) 2008, Jouni Malinen <j@w1.fi> * Copyright (c) 2011, Javier Lopez <jlopex@gmail.com> * Copyright (c) 2016 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2023 Intel Corporation + * Copyright (C) 2018 - 2024 Intel Corporation */ /* @@ -196,8 +196,11 @@ static const struct ieee80211_regdomain hwsim_world_regdom_custom_04 = { .reg_rules = { REG_RULE(2412 - 10, 2462 + 10, 40, 0, 20, 0), REG_RULE(2484 - 10, 2484 + 10, 40, 0, 20, 0), - REG_RULE(5150 - 10, 5240 + 10, 80, 0, 30, 0), + REG_RULE(5150 - 10, 5240 + 10, 80, 0, 30, NL80211_RRF_AUTO_BW), REG_RULE(5260 - 10, 5320 + 10, 80, 0, 30, + NL80211_RRF_DFS_CONCURRENT | NL80211_RRF_DFS | + NL80211_RRF_AUTO_BW), + REG_RULE(5500 - 10, 5720 + 10, 160, 0, 30, NL80211_RRF_DFS_CONCURRENT | NL80211_RRF_DFS), REG_RULE(5745 - 10, 5825 + 10, 80, 0, 30, 0), REG_RULE(5855 - 10, 5925 + 10, 80, 0, 33, 0), @@ -213,6 +216,7 @@ static const struct ieee80211_regdomain *hwsim_world_regdom_custom[] = { struct hwsim_vif_priv { u32 magic; + u32 skip_beacons; u8 bssid[ETH_ALEN]; bool assoc; bool bcn_en; @@ -2128,6 +2132,16 @@ static int mac80211_hwsim_add_interface(struct ieee80211_hw *hw, return 0; } +#ifdef CONFIG_MAC80211_DEBUGFS +static void mac80211_hwsim_vif_add_debugfs(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct hwsim_vif_priv *vp = (void *)vif->drv_priv; + + debugfs_create_u32("skip_beacons", 0600, vif->debugfs_dir, + &vp->skip_beacons); +} +#endif static int mac80211_hwsim_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -2193,12 +2207,19 @@ static void __mac80211_hwsim_beacon_tx(struct ieee80211_bss_conf *link_conf, struct ieee80211_vif *vif, struct sk_buff *skb) { + struct hwsim_vif_priv *vp = (void *)vif->drv_priv; struct ieee80211_tx_info *info; struct ieee80211_rate *txrate; struct ieee80211_mgmt *mgmt; /* TODO: get MCS */ int bitrate = 100; + if (vp->skip_beacons) { + vp->skip_beacons--; + dev_kfree_skb(skb); + return; + } + info = IEEE80211_SKB_CB(skb); if (ieee80211_hw_check(hw, SUPPORTS_RC_TABLE)) ieee80211_get_tx_rates(vif, NULL, skb, @@ -2284,8 +2305,8 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, rcu_dereference(link_conf->chanctx_conf)->def.chan); } - if (link_conf->csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) - ieee80211_csa_finish(vif); + if (link_conf->csa_active && ieee80211_beacon_cntdwn_is_complete(vif, link_id)) + ieee80211_csa_finish(vif, link_id); } static enum hrtimer_restart @@ -2462,7 +2483,7 @@ static void mac80211_hwsim_vif_info_changed(struct ieee80211_hw *hw, } if (vif->type == NL80211_IFTYPE_STATION && - changed & BSS_CHANGED_MLD_VALID_LINKS) { + changed & (BSS_CHANGED_MLD_VALID_LINKS | BSS_CHANGED_MLD_TTLM)) { u16 usable_links = ieee80211_vif_usable_links(vif); if (vif->active_links != usable_links) @@ -2653,10 +2674,11 @@ static int mac80211_hwsim_sta_state(struct ieee80211_hw *hw, return mac80211_hwsim_sta_add(hw, vif, sta); /* - * when client is authorized (AP station marked as such), - * enable all links + * in an MLO connection, when client is authorized + * (AP station marked as such), enable all links */ - if (vif->type == NL80211_IFTYPE_STATION && + if (ieee80211_vif_is_mld(vif) && + vif->type == NL80211_IFTYPE_STATION && new_state == IEEE80211_STA_AUTHORIZED && !sta->tdls) ieee80211_set_active_links_async(vif, ieee80211_vif_usable_links(vif)); @@ -2738,6 +2760,24 @@ static int mac80211_hwsim_get_survey(struct ieee80211_hw *hw, int idx, return 0; } +static enum ieee80211_neg_ttlm_res +mac80211_hwsim_can_neg_ttlm(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_neg_ttlm *neg_ttlm) +{ + u32 i; + + /* For testing purposes, accept if all TIDs are mapped to the same links + * set, otherwise reject. + */ + for (i = 0; i < IEEE80211_TTLM_NUM_TIDS; i++) { + if (neg_ttlm->downlink[i] != neg_ttlm->uplink[i] || + neg_ttlm->downlink[i] != neg_ttlm->downlink[0]) + return NEG_TTLM_RES_REJECT; + } + + return NEG_TTLM_RES_ACCEPT; +} + #ifdef CONFIG_NL80211_TESTMODE /* * This section contains example code for using netlink @@ -3175,6 +3215,47 @@ static void mac80211_hwsim_unassign_vif_chanctx(struct ieee80211_hw *hw, } } +static int mac80211_hwsim_switch_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif_chanctx_switch *vifs, + int n_vifs, + enum ieee80211_chanctx_switch_mode mode) +{ + int i; + + if (n_vifs <= 0) + return -EINVAL; + + wiphy_dbg(hw->wiphy, + "switch vif channel context mode: %u\n", mode); + + for (i = 0; i < n_vifs; i++) { + hwsim_check_chanctx_magic(vifs[i].old_ctx); + wiphy_dbg(hw->wiphy, + "switch vif channel context: %d MHz/width: %d/cfreqs:%d/%d MHz -> %d MHz/width: %d/cfreqs:%d/%d MHz\n", + vifs[i].old_ctx->def.chan->center_freq, + vifs[i].old_ctx->def.width, + vifs[i].old_ctx->def.center_freq1, + vifs[i].old_ctx->def.center_freq2, + vifs[i].new_ctx->def.chan->center_freq, + vifs[i].new_ctx->def.width, + vifs[i].new_ctx->def.center_freq1, + vifs[i].new_ctx->def.center_freq2); + + switch (mode) { + case CHANCTX_SWMODE_REASSIGN_VIF: + hwsim_check_chanctx_magic(vifs[i].new_ctx); + break; + case CHANCTX_SWMODE_SWAP_CONTEXTS: + hwsim_set_chanctx_magic(vifs[i].new_ctx); + hwsim_clear_chanctx_magic(vifs[i].old_ctx); + break; + default: + WARN_ON("Invalid mode"); + } + } + return 0; +} + static const char mac80211_hwsim_gstrings_stats[][ETH_GSTRING_LEN] = { "tx_pkts_nic", "tx_bytes_nic", @@ -3839,6 +3920,13 @@ out: return err; } +#ifdef CONFIG_MAC80211_DEBUGFS +#define HWSIM_DEBUGFS_OPS \ + .vif_add_debugfs = mac80211_hwsim_vif_add_debugfs, +#else +#define HWSIM_DEBUGFS_OPS +#endif + #define HWSIM_COMMON_OPS \ .tx = mac80211_hwsim_tx, \ .wake_tx_queue = ieee80211_handle_wake_tx_queue, \ @@ -3863,7 +3951,8 @@ out: .get_et_stats = mac80211_hwsim_get_et_stats, \ .get_et_strings = mac80211_hwsim_get_et_strings, \ .start_pmsr = mac80211_hwsim_start_pmsr, \ - .abort_pmsr = mac80211_hwsim_abort_pmsr, + .abort_pmsr = mac80211_hwsim_abort_pmsr, \ + HWSIM_DEBUGFS_OPS #define HWSIM_NON_MLO_OPS \ .sta_add = mac80211_hwsim_sta_add, \ @@ -3877,6 +3966,10 @@ static const struct ieee80211_ops mac80211_hwsim_ops = { HWSIM_NON_MLO_OPS .sw_scan_start = mac80211_hwsim_sw_scan, .sw_scan_complete = mac80211_hwsim_sw_scan_complete, + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, }; #define HWSIM_CHANCTX_OPS \ @@ -3888,7 +3981,8 @@ static const struct ieee80211_ops mac80211_hwsim_ops = { .remove_chanctx = mac80211_hwsim_remove_chanctx, \ .change_chanctx = mac80211_hwsim_change_chanctx, \ .assign_vif_chanctx = mac80211_hwsim_assign_vif_chanctx,\ - .unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx, + .unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx, \ + .switch_vif_chanctx = mac80211_hwsim_switch_vif_chanctx, static const struct ieee80211_ops mac80211_hwsim_mchan_ops = { HWSIM_COMMON_OPS @@ -3903,6 +3997,7 @@ static const struct ieee80211_ops mac80211_hwsim_mlo_ops = { .change_vif_links = mac80211_hwsim_change_vif_links, .change_sta_links = mac80211_hwsim_change_sta_links, .sta_state = mac80211_hwsim_sta_state, + .can_neg_ttlm = mac80211_hwsim_can_neg_ttlm, }; struct hwsim_new_radio_params { @@ -4965,6 +5060,33 @@ static void mac80211_hwsim_sband_capab(struct ieee80211_supported_band *sband) BIT(NL80211_IFTYPE_MESH_POINT) | \ BIT(NL80211_IFTYPE_OCB)) +static const u8 iftypes_ext_capa_ap[] = { + [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, + [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, + [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF | + WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB, + [8] = WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB, + [9] = WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT, +}; + +#define MAC80211_HWSIM_MLD_CAPA_OPS \ + FIELD_PREP_CONST(IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP, \ + IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_SAME) | \ + FIELD_PREP_CONST(IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS, \ + IEEE80211_MLD_MAX_NUM_LINKS - 1) + +static const struct wiphy_iftype_ext_capab mac80211_hwsim_iftypes_ext_capa[] = { + { + .iftype = NL80211_IFTYPE_AP, + .extended_capabilities = iftypes_ext_capa_ap, + .extended_capabilities_mask = iftypes_ext_capa_ap, + .extended_capabilities_len = sizeof(iftypes_ext_capa_ap), + .eml_capabilities = IEEE80211_EML_CAP_EMLSR_SUPP | + IEEE80211_EML_CAP_EMLMR_SUPPORT, + .mld_capa_and_ops = MAC80211_HWSIM_MLD_CAPA_OPS, + }, +}; + static int mac80211_hwsim_new_radio(struct genl_info *info, struct hwsim_new_radio_params *param) { @@ -5159,6 +5281,10 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); ieee80211_hw_set(hw, CONNECTION_MONITOR); ieee80211_hw_set(hw, AP_LINK_PS); + + hw->wiphy->iftype_ext_capab = mac80211_hwsim_iftypes_ext_capa; + hw->wiphy->num_iftype_ext_capab = + ARRAY_SIZE(mac80211_hwsim_iftypes_ext_capa); } else { ieee80211_hw_set(hw, HOST_BROADCAST_PS_BUFFERING); ieee80211_hw_set(hw, PS_NULLFUNC_STACK); @@ -5309,7 +5435,6 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, schedule_timeout_interruptible(1); } - /* TODO: Add param */ wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_DFS_CONCURRENT); diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.h b/drivers/net/wireless/virtual/mac80211_hwsim.h index 4676cdaf4cfd..21b1afd83dc1 100644 --- a/drivers/net/wireless/virtual/mac80211_hwsim.h +++ b/drivers/net/wireless/virtual/mac80211_hwsim.h @@ -3,7 +3,7 @@ * mac80211_hwsim - software simulator of 802.11 radio(s) for mac80211 * Copyright (c) 2008, Jouni Malinen <j@w1.fi> * Copyright (c) 2011, Javier Lopez <jlopex@gmail.com> - * Copyright (C) 2020, 2022-2023 Intel Corporation + * Copyright (C) 2020, 2022-2024 Intel Corporation */ #ifndef __MAC80211_HWSIM_H @@ -84,6 +84,8 @@ enum hwsim_tx_control_flags { * @HWSIM_CMD_START_PMSR: request to start peer measurement with the * %HWSIM_ATTR_PMSR_REQUEST. Result will be sent back asynchronously * with %HWSIM_CMD_REPORT_PMSR. + * @HWSIM_CMD_ABORT_PMSR: Abort previously started peer measurement. + * @HWSIM_CMD_REPORT_PMSR: Report peer measurement data. * @__HWSIM_CMD_MAX: enum limit */ enum hwsim_commands { @@ -298,6 +300,7 @@ enum hwsim_vqs { * Information about a receiving or transmitting bitrate * that can be mapped to struct rate_info * + * @__HWSIM_RATE_INFO_ATTR_INVALID: reserved, netlink attribute 0 is invalid * @HWSIM_RATE_INFO_ATTR_FLAGS: bitflag of flags from &enum rate_info_flags * @HWSIM_RATE_INFO_ATTR_MCS: mcs index if struct describes an HT/VHT/HE rate * @HWSIM_RATE_INFO_ATTR_LEGACY: bitrate in 100kbit/s for 802.11abg diff --git a/drivers/net/wireless/virtual/virt_wifi.c b/drivers/net/wireless/virtual/virt_wifi.c index ba14d83353a4..6a84ec58d618 100644 --- a/drivers/net/wireless/virtual/virt_wifi.c +++ b/drivers/net/wireless/virtual/virt_wifi.c @@ -453,7 +453,7 @@ static int virt_wifi_net_device_get_iflink(const struct net_device *dev) { struct virt_wifi_netdev_priv *priv = netdev_priv(dev); - return priv->lowerdev->ifindex; + return READ_ONCE(priv->lowerdev->ifindex); } static const struct net_device_ops virt_wifi_ops = { diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_def.h b/drivers/net/wireless/zydas/zd1211rw/zd_def.h index 8ca2d0aab170..2f55e8deee82 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_def.h +++ b/drivers/net/wireless/zydas/zd1211rw/zd_def.h @@ -12,7 +12,7 @@ #include <linux/stringify.h> #include <linux/device.h> -typedef u16 __nocast zd_addr_t; +typedef u16 zd_addr_t; #define dev_printk_f(level, dev, fmt, args...) \ dev_printk(level, dev, "%s() " fmt, __func__, ##args) diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_mac.c b/drivers/net/wireless/zydas/zd1211rw/zd_mac.c index 5d534e15a844..900c063bd724 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zydas/zd1211rw/zd_mac.c @@ -1343,6 +1343,10 @@ static u64 zd_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } static const struct ieee80211_ops zd_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = zd_op_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = zd_op_start, diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c index 8505d84eeed6..f3b567a13ded 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c @@ -380,7 +380,7 @@ static inline void handle_regs_int(struct urb *urb) spin_lock_irqsave(&intr->lock, flags); int_num = le16_to_cpu(*(__le16 *)(urb->transfer_buffer+2)); - if (int_num == CR_INTERRUPT) { + if (int_num == (u16)CR_INTERRUPT) { struct zd_mac *mac = zd_hw_mac(zd_usb_to_hw(urb->context)); spin_lock(&mac->lock); memcpy(&mac->intr_buffer, urb->transfer_buffer, @@ -416,7 +416,8 @@ out: spin_unlock_irqrestore(&intr->lock, flags); /* CR_INTERRUPT might override read_reg too. */ - if (int_num == CR_INTERRUPT && atomic_read(&intr->read_regs_enabled)) + if (int_num == (u16)CR_INTERRUPT && + atomic_read(&intr->read_regs_enabled)) handle_regs_int_override(urb); } diff --git a/drivers/net/wwan/t7xx/t7xx_hif_cldma.c b/drivers/net/wwan/t7xx/t7xx_hif_cldma.c index cc70360364b7..abc41a7089fa 100644 --- a/drivers/net/wwan/t7xx/t7xx_hif_cldma.c +++ b/drivers/net/wwan/t7xx/t7xx_hif_cldma.c @@ -57,8 +57,6 @@ #define CHECK_Q_STOP_TIMEOUT_US 1000000 #define CHECK_Q_STOP_STEP_US 10000 -#define CLDMA_JUMBO_BUFF_SZ (63 * 1024 + sizeof(struct ccci_header)) - static void md_cd_queue_struct_reset(struct cldma_queue *queue, struct cldma_ctrl *md_ctrl, enum mtk_txrx tx_rx, unsigned int index) { @@ -161,7 +159,7 @@ static int t7xx_cldma_gpd_rx_from_q(struct cldma_queue *queue, int budget, bool skb_reset_tail_pointer(skb); skb_put(skb, le16_to_cpu(gpd->data_buff_len)); - ret = md_ctrl->recv_skb(queue, skb); + ret = queue->recv_skb(queue, skb); /* Break processing, will try again later */ if (ret < 0) return ret; @@ -897,13 +895,13 @@ static void t7xx_cldma_hw_start_send(struct cldma_ctrl *md_ctrl, int qno, /** * t7xx_cldma_set_recv_skb() - Set the callback to handle RX packets. - * @md_ctrl: CLDMA context structure. + * @queue: CLDMA queue. * @recv_skb: Receiving skb callback. */ -void t7xx_cldma_set_recv_skb(struct cldma_ctrl *md_ctrl, +void t7xx_cldma_set_recv_skb(struct cldma_queue *queue, int (*recv_skb)(struct cldma_queue *queue, struct sk_buff *skb)) { - md_ctrl->recv_skb = recv_skb; + queue->recv_skb = recv_skb; } /** @@ -993,6 +991,28 @@ allow_sleep: return ret; } +static void t7xx_cldma_adjust_config(struct cldma_ctrl *md_ctrl, enum cldma_cfg cfg_id) +{ + int qno; + + for (qno = 0; qno < CLDMA_RXQ_NUM; qno++) { + md_ctrl->rx_ring[qno].pkt_size = CLDMA_SHARED_Q_BUFF_SZ; + t7xx_cldma_set_recv_skb(&md_ctrl->rxq[qno], t7xx_port_proxy_recv_skb); + } + + md_ctrl->rx_ring[CLDMA_RXQ_NUM - 1].pkt_size = CLDMA_JUMBO_BUFF_SZ; + + for (qno = 0; qno < CLDMA_TXQ_NUM; qno++) + md_ctrl->tx_ring[qno].pkt_size = CLDMA_SHARED_Q_BUFF_SZ; + + if (cfg_id == CLDMA_DEDICATED_Q_CFG) { + md_ctrl->tx_ring[CLDMA_Q_IDX_DUMP].pkt_size = CLDMA_DEDICATED_Q_BUFF_SZ; + md_ctrl->rx_ring[CLDMA_Q_IDX_DUMP].pkt_size = CLDMA_DEDICATED_Q_BUFF_SZ; + t7xx_cldma_set_recv_skb(&md_ctrl->rxq[CLDMA_Q_IDX_DUMP], + t7xx_port_proxy_recv_skb_from_dedicated_queue); + } +} + static int t7xx_cldma_late_init(struct cldma_ctrl *md_ctrl) { char dma_pool_name[32]; @@ -1018,16 +1038,9 @@ static int t7xx_cldma_late_init(struct cldma_ctrl *md_ctrl) dev_err(md_ctrl->dev, "control TX ring init fail\n"); goto err_free_tx_ring; } - - md_ctrl->tx_ring[i].pkt_size = CLDMA_MTU; } for (j = 0; j < CLDMA_RXQ_NUM; j++) { - md_ctrl->rx_ring[j].pkt_size = CLDMA_MTU; - - if (j == CLDMA_RXQ_NUM - 1) - md_ctrl->rx_ring[j].pkt_size = CLDMA_JUMBO_BUFF_SZ; - ret = t7xx_cldma_rx_ring_init(md_ctrl, &md_ctrl->rx_ring[j]); if (ret) { dev_err(md_ctrl->dev, "Control RX ring init fail\n"); @@ -1094,6 +1107,7 @@ int t7xx_cldma_alloc(enum cldma_id hif_id, struct t7xx_pci_dev *t7xx_dev) { struct device *dev = &t7xx_dev->pdev->dev; struct cldma_ctrl *md_ctrl; + int qno; md_ctrl = devm_kzalloc(dev, sizeof(*md_ctrl), GFP_KERNEL); if (!md_ctrl) @@ -1102,7 +1116,9 @@ int t7xx_cldma_alloc(enum cldma_id hif_id, struct t7xx_pci_dev *t7xx_dev) md_ctrl->t7xx_dev = t7xx_dev; md_ctrl->dev = dev; md_ctrl->hif_id = hif_id; - md_ctrl->recv_skb = t7xx_cldma_default_recv_skb; + for (qno = 0; qno < CLDMA_RXQ_NUM; qno++) + md_ctrl->rxq[qno].recv_skb = t7xx_cldma_default_recv_skb; + t7xx_hw_info_init(md_ctrl); t7xx_dev->md->md_ctrl[hif_id] = md_ctrl; return 0; @@ -1332,9 +1348,10 @@ err_workqueue: return -ENOMEM; } -void t7xx_cldma_switch_cfg(struct cldma_ctrl *md_ctrl) +void t7xx_cldma_switch_cfg(struct cldma_ctrl *md_ctrl, enum cldma_cfg cfg_id) { t7xx_cldma_late_release(md_ctrl); + t7xx_cldma_adjust_config(md_ctrl, cfg_id); t7xx_cldma_late_init(md_ctrl); } diff --git a/drivers/net/wwan/t7xx/t7xx_hif_cldma.h b/drivers/net/wwan/t7xx/t7xx_hif_cldma.h index 4410bac6993a..f2d9941be9c8 100644 --- a/drivers/net/wwan/t7xx/t7xx_hif_cldma.h +++ b/drivers/net/wwan/t7xx/t7xx_hif_cldma.h @@ -31,6 +31,10 @@ #include "t7xx_cldma.h" #include "t7xx_pci.h" +#define CLDMA_JUMBO_BUFF_SZ (63 * 1024 + sizeof(struct ccci_header)) +#define CLDMA_SHARED_Q_BUFF_SZ 3584 +#define CLDMA_DEDICATED_Q_BUFF_SZ 2048 + /** * enum cldma_id - Identifiers for CLDMA HW units. * @CLDMA_ID_MD: Modem control channel. @@ -55,6 +59,11 @@ struct cldma_gpd { __le16 not_used2; }; +enum cldma_cfg { + CLDMA_SHARED_Q_CFG, + CLDMA_DEDICATED_Q_CFG, +}; + struct cldma_request { struct cldma_gpd *gpd; /* Virtual address for CPU */ dma_addr_t gpd_addr; /* Physical address for DMA */ @@ -82,6 +91,7 @@ struct cldma_queue { wait_queue_head_t req_wq; /* Only for TX */ struct workqueue_struct *worker; struct work_struct cldma_work; + int (*recv_skb)(struct cldma_queue *queue, struct sk_buff *skb); }; struct cldma_ctrl { @@ -101,24 +111,22 @@ struct cldma_ctrl { struct md_pm_entity *pm_entity; struct t7xx_cldma_hw hw_info; bool is_late_init; - int (*recv_skb)(struct cldma_queue *queue, struct sk_buff *skb); }; +#define CLDMA_Q_IDX_DUMP 1 #define GPD_FLAGS_HWO BIT(0) #define GPD_FLAGS_IOC BIT(7) #define GPD_DMAPOOL_ALIGN 16 -#define CLDMA_MTU 3584 /* 3.5kB */ - int t7xx_cldma_alloc(enum cldma_id hif_id, struct t7xx_pci_dev *t7xx_dev); void t7xx_cldma_hif_hw_init(struct cldma_ctrl *md_ctrl); int t7xx_cldma_init(struct cldma_ctrl *md_ctrl); void t7xx_cldma_exit(struct cldma_ctrl *md_ctrl); -void t7xx_cldma_switch_cfg(struct cldma_ctrl *md_ctrl); +void t7xx_cldma_switch_cfg(struct cldma_ctrl *md_ctrl, enum cldma_cfg cfg_id); void t7xx_cldma_start(struct cldma_ctrl *md_ctrl); int t7xx_cldma_stop(struct cldma_ctrl *md_ctrl); void t7xx_cldma_reset(struct cldma_ctrl *md_ctrl); -void t7xx_cldma_set_recv_skb(struct cldma_ctrl *md_ctrl, +void t7xx_cldma_set_recv_skb(struct cldma_queue *queue, int (*recv_skb)(struct cldma_queue *queue, struct sk_buff *skb)); int t7xx_cldma_send_skb(struct cldma_ctrl *md_ctrl, int qno, struct sk_buff *skb); void t7xx_cldma_stop_all_qs(struct cldma_ctrl *md_ctrl, enum mtk_txrx tx_rx); diff --git a/drivers/net/wwan/t7xx/t7xx_modem_ops.c b/drivers/net/wwan/t7xx/t7xx_modem_ops.c index 24e7d491468e..8d864d4ed77f 100644 --- a/drivers/net/wwan/t7xx/t7xx_modem_ops.c +++ b/drivers/net/wwan/t7xx/t7xx_modem_ops.c @@ -177,6 +177,11 @@ int t7xx_acpi_fldr_func(struct t7xx_pci_dev *t7xx_dev) return t7xx_acpi_reset(t7xx_dev, "_RST"); } +int t7xx_acpi_pldr_func(struct t7xx_pci_dev *t7xx_dev) +{ + return t7xx_acpi_reset(t7xx_dev, "MRST._RST"); +} + static void t7xx_reset_device_via_pmic(struct t7xx_pci_dev *t7xx_dev) { u32 val; @@ -192,6 +197,7 @@ static irqreturn_t t7xx_rgu_isr_thread(int irq, void *data) { struct t7xx_pci_dev *t7xx_dev = data; + t7xx_mode_update(t7xx_dev, T7XX_RESET); msleep(RGU_RESET_DELAY_MS); t7xx_reset_device_via_pmic(t7xx_dev); return IRQ_HANDLED; @@ -529,7 +535,7 @@ static void t7xx_md_hk_wq(struct work_struct *work) /* Clear the HS2 EXIT event appended in core_reset() */ t7xx_fsm_clr_event(ctl, FSM_EVENT_MD_HS2_EXIT); - t7xx_cldma_switch_cfg(md->md_ctrl[CLDMA_ID_MD]); + t7xx_cldma_switch_cfg(md->md_ctrl[CLDMA_ID_MD], CLDMA_SHARED_Q_CFG); t7xx_cldma_start(md->md_ctrl[CLDMA_ID_MD]); t7xx_fsm_broadcast_state(ctl, MD_STATE_WAITING_FOR_HS2); md->core_md.handshake_ongoing = true; @@ -544,7 +550,7 @@ static void t7xx_ap_hk_wq(struct work_struct *work) /* Clear the HS2 EXIT event appended in t7xx_core_reset(). */ t7xx_fsm_clr_event(ctl, FSM_EVENT_AP_HS2_EXIT); t7xx_cldma_stop(md->md_ctrl[CLDMA_ID_AP]); - t7xx_cldma_switch_cfg(md->md_ctrl[CLDMA_ID_AP]); + t7xx_cldma_switch_cfg(md->md_ctrl[CLDMA_ID_AP], CLDMA_SHARED_Q_CFG); t7xx_cldma_start(md->md_ctrl[CLDMA_ID_AP]); md->core_ap.handshake_ongoing = true; t7xx_core_hk_handler(md, &md->core_ap, ctl, FSM_EVENT_AP_HS2, FSM_EVENT_AP_HS2_EXIT); @@ -758,6 +764,7 @@ err_destroy_hswq: void t7xx_md_exit(struct t7xx_pci_dev *t7xx_dev) { + enum t7xx_mode mode = READ_ONCE(t7xx_dev->mode); struct t7xx_modem *md = t7xx_dev->md; t7xx_pcie_mac_clear_int(t7xx_dev, SAP_RGU_INT); @@ -765,7 +772,8 @@ void t7xx_md_exit(struct t7xx_pci_dev *t7xx_dev) if (!md->md_init_finish) return; - t7xx_fsm_append_cmd(md->fsm_ctl, FSM_CMD_PRE_STOP, FSM_CMD_FLAG_WAIT_FOR_COMPLETION); + if (mode != T7XX_RESET && mode != T7XX_UNKNOWN) + t7xx_fsm_append_cmd(md->fsm_ctl, FSM_CMD_PRE_STOP, FSM_CMD_FLAG_WAIT_FOR_COMPLETION); t7xx_port_proxy_uninit(md->port_prox); t7xx_cldma_exit(md->md_ctrl[CLDMA_ID_AP]); t7xx_cldma_exit(md->md_ctrl[CLDMA_ID_MD]); diff --git a/drivers/net/wwan/t7xx/t7xx_modem_ops.h b/drivers/net/wwan/t7xx/t7xx_modem_ops.h index abe633cf7adc..b39e945a92e0 100644 --- a/drivers/net/wwan/t7xx/t7xx_modem_ops.h +++ b/drivers/net/wwan/t7xx/t7xx_modem_ops.h @@ -85,6 +85,7 @@ int t7xx_md_init(struct t7xx_pci_dev *t7xx_dev); void t7xx_md_exit(struct t7xx_pci_dev *t7xx_dev); void t7xx_clear_rgu_irq(struct t7xx_pci_dev *t7xx_dev); int t7xx_acpi_fldr_func(struct t7xx_pci_dev *t7xx_dev); +int t7xx_acpi_pldr_func(struct t7xx_pci_dev *t7xx_dev); int t7xx_pci_mhccif_isr(struct t7xx_pci_dev *t7xx_dev); #endif /* __T7XX_MODEM_OPS_H__ */ diff --git a/drivers/net/wwan/t7xx/t7xx_pci.c b/drivers/net/wwan/t7xx/t7xx_pci.c index 91256e005b84..e0b1e7a616ca 100644 --- a/drivers/net/wwan/t7xx/t7xx_pci.c +++ b/drivers/net/wwan/t7xx/t7xx_pci.c @@ -52,6 +52,81 @@ #define PM_RESOURCE_POLL_TIMEOUT_US 10000 #define PM_RESOURCE_POLL_STEP_US 100 +static const char * const t7xx_mode_names[] = { + [T7XX_UNKNOWN] = "unknown", + [T7XX_READY] = "ready", + [T7XX_RESET] = "reset", + [T7XX_FASTBOOT_SWITCHING] = "fastboot_switching", + [T7XX_FASTBOOT_DOWNLOAD] = "fastboot_download", + [T7XX_FASTBOOT_DUMP] = "fastboot_dump", +}; + +static_assert(ARRAY_SIZE(t7xx_mode_names) == T7XX_MODE_LAST); + +static ssize_t t7xx_mode_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct t7xx_pci_dev *t7xx_dev; + struct pci_dev *pdev; + int index = 0; + + pdev = to_pci_dev(dev); + t7xx_dev = pci_get_drvdata(pdev); + if (!t7xx_dev) + return -ENODEV; + + index = sysfs_match_string(t7xx_mode_names, buf); + if (index == T7XX_FASTBOOT_SWITCHING) { + WRITE_ONCE(t7xx_dev->mode, T7XX_FASTBOOT_SWITCHING); + } else if (index == T7XX_RESET) { + WRITE_ONCE(t7xx_dev->mode, T7XX_RESET); + t7xx_acpi_pldr_func(t7xx_dev); + } + + return count; +}; + +static ssize_t t7xx_mode_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + enum t7xx_mode mode = T7XX_UNKNOWN; + struct t7xx_pci_dev *t7xx_dev; + struct pci_dev *pdev; + + pdev = to_pci_dev(dev); + t7xx_dev = pci_get_drvdata(pdev); + if (!t7xx_dev) + return -ENODEV; + + mode = READ_ONCE(t7xx_dev->mode); + if (mode < T7XX_MODE_LAST) + return sysfs_emit(buf, "%s\n", t7xx_mode_names[mode]); + + return sysfs_emit(buf, "%s\n", t7xx_mode_names[T7XX_UNKNOWN]); +} + +static DEVICE_ATTR_RW(t7xx_mode); + +static struct attribute *t7xx_mode_attr[] = { + &dev_attr_t7xx_mode.attr, + NULL +}; + +static const struct attribute_group t7xx_mode_attribute_group = { + .attrs = t7xx_mode_attr, +}; + +void t7xx_mode_update(struct t7xx_pci_dev *t7xx_dev, enum t7xx_mode mode) +{ + if (!t7xx_dev) + return; + + WRITE_ONCE(t7xx_dev->mode, mode); + sysfs_notify(&t7xx_dev->pdev->dev.kobj, NULL, "t7xx_mode"); +} + enum t7xx_pm_state { MTK_PM_EXCEPTION, MTK_PM_INIT, /* Device initialized, but handshake not completed */ @@ -108,7 +183,7 @@ static int t7xx_pci_pm_init(struct t7xx_pci_dev *t7xx_dev) pm_runtime_set_autosuspend_delay(&pdev->dev, PM_AUTOSUSPEND_MS); pm_runtime_use_autosuspend(&pdev->dev); - return t7xx_wait_pm_config(t7xx_dev); + return 0; } void t7xx_pci_pm_init_late(struct t7xx_pci_dev *t7xx_dev) @@ -279,7 +354,8 @@ static int __t7xx_pci_pm_suspend(struct pci_dev *pdev) int ret; t7xx_dev = pci_get_drvdata(pdev); - if (atomic_read(&t7xx_dev->md_pm_state) <= MTK_PM_INIT) { + if (atomic_read(&t7xx_dev->md_pm_state) <= MTK_PM_INIT || + READ_ONCE(t7xx_dev->mode) != T7XX_READY) { dev_err(&pdev->dev, "[PM] Exiting suspend, modem in invalid state\n"); return -EFAULT; } @@ -729,16 +805,28 @@ static int t7xx_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) t7xx_pcie_mac_interrupts_dis(t7xx_dev); + ret = sysfs_create_group(&t7xx_dev->pdev->dev.kobj, + &t7xx_mode_attribute_group); + if (ret) + goto err_md_exit; + ret = t7xx_interrupt_init(t7xx_dev); - if (ret) { - t7xx_md_exit(t7xx_dev); - return ret; - } + if (ret) + goto err_remove_group; + t7xx_pcie_mac_set_int(t7xx_dev, MHCCIF_INT); t7xx_pcie_mac_interrupts_en(t7xx_dev); return 0; + +err_remove_group: + sysfs_remove_group(&t7xx_dev->pdev->dev.kobj, + &t7xx_mode_attribute_group); + +err_md_exit: + t7xx_md_exit(t7xx_dev); + return ret; } static void t7xx_pci_remove(struct pci_dev *pdev) @@ -747,6 +835,9 @@ static void t7xx_pci_remove(struct pci_dev *pdev) int i; t7xx_dev = pci_get_drvdata(pdev); + + sysfs_remove_group(&t7xx_dev->pdev->dev.kobj, + &t7xx_mode_attribute_group); t7xx_md_exit(t7xx_dev); for (i = 0; i < EXT_INT_NUM; i++) { diff --git a/drivers/net/wwan/t7xx/t7xx_pci.h b/drivers/net/wwan/t7xx/t7xx_pci.h index f08f1ab74469..49a11586d8d8 100644 --- a/drivers/net/wwan/t7xx/t7xx_pci.h +++ b/drivers/net/wwan/t7xx/t7xx_pci.h @@ -43,6 +43,16 @@ struct t7xx_addr_base { typedef irqreturn_t (*t7xx_intr_callback)(int irq, void *param); +enum t7xx_mode { + T7XX_UNKNOWN, + T7XX_READY, + T7XX_RESET, + T7XX_FASTBOOT_SWITCHING, + T7XX_FASTBOOT_DOWNLOAD, + T7XX_FASTBOOT_DUMP, + T7XX_MODE_LAST, /* must always be last */ +}; + /* struct t7xx_pci_dev - MTK device context structure * @intr_handler: array of handler function for request_threaded_irq * @intr_thread: array of thread_fn for request_threaded_irq @@ -59,6 +69,7 @@ typedef irqreturn_t (*t7xx_intr_callback)(int irq, void *param); * @md_pm_lock: protects PCIe sleep lock * @sleep_disable_count: PCIe L1.2 lock counter * @sleep_lock_acquire: indicates that sleep has been disabled + * @mode: indicates the device mode */ struct t7xx_pci_dev { t7xx_intr_callback intr_handler[EXT_INT_NUM]; @@ -82,6 +93,7 @@ struct t7xx_pci_dev { #ifdef CONFIG_WWAN_DEBUGFS struct dentry *debugfs_dir; #endif + u32 mode; }; enum t7xx_pm_id { @@ -120,5 +132,5 @@ int t7xx_pci_pm_entity_register(struct t7xx_pci_dev *t7xx_dev, struct md_pm_enti int t7xx_pci_pm_entity_unregister(struct t7xx_pci_dev *t7xx_dev, struct md_pm_entity *pm_entity); void t7xx_pci_pm_init_late(struct t7xx_pci_dev *t7xx_dev); void t7xx_pci_pm_exp_detected(struct t7xx_pci_dev *t7xx_dev); - +void t7xx_mode_update(struct t7xx_pci_dev *t7xx_dev, enum t7xx_mode mode); #endif /* __T7XX_PCI_H__ */ diff --git a/drivers/net/wwan/t7xx/t7xx_port.h b/drivers/net/wwan/t7xx/t7xx_port.h index 4ae8a00a8532..f74d3bab810d 100644 --- a/drivers/net/wwan/t7xx/t7xx_port.h +++ b/drivers/net/wwan/t7xx/t7xx_port.h @@ -75,6 +75,8 @@ enum port_ch { PORT_CH_DSS6_TX = 0x20df, PORT_CH_DSS7_RX = 0x20e0, PORT_CH_DSS7_TX = 0x20e1, + + PORT_CH_UNIMPORTANT = 0xffff, }; struct t7xx_port; @@ -135,11 +137,13 @@ struct t7xx_port { }; }; +int t7xx_get_port_mtu(struct t7xx_port *port); struct sk_buff *t7xx_port_alloc_skb(int payload); struct sk_buff *t7xx_ctrl_alloc_skb(int payload); int t7xx_port_enqueue_skb(struct t7xx_port *port, struct sk_buff *skb); int t7xx_port_send_skb(struct t7xx_port *port, struct sk_buff *skb, unsigned int pkt_header, unsigned int ex_msg); +int t7xx_port_send_raw_skb(struct t7xx_port *port, struct sk_buff *skb); int t7xx_port_send_ctl_skb(struct t7xx_port *port, struct sk_buff *skb, unsigned int msg, unsigned int ex_msg); diff --git a/drivers/net/wwan/t7xx/t7xx_port_proxy.c b/drivers/net/wwan/t7xx/t7xx_port_proxy.c index 274846d39fbf..7d6388bf1d7c 100644 --- a/drivers/net/wwan/t7xx/t7xx_port_proxy.c +++ b/drivers/net/wwan/t7xx/t7xx_port_proxy.c @@ -48,6 +48,9 @@ i < (proxy)->port_count; \ i++, (p) = &(proxy)->ports[i]) +#define T7XX_MAX_POSSIBLE_PORTS_NUM \ + (max(ARRAY_SIZE(t7xx_port_conf), ARRAY_SIZE(t7xx_early_port_conf))) + static const struct t7xx_port_conf t7xx_port_conf[] = { { .tx_ch = PORT_CH_UART2_TX, @@ -100,6 +103,21 @@ static const struct t7xx_port_conf t7xx_port_conf[] = { }, }; +static const struct t7xx_port_conf t7xx_early_port_conf[] = { + { + .tx_ch = PORT_CH_UNIMPORTANT, + .rx_ch = PORT_CH_UNIMPORTANT, + .txq_index = CLDMA_Q_IDX_DUMP, + .rxq_index = CLDMA_Q_IDX_DUMP, + .txq_exp_index = CLDMA_Q_IDX_DUMP, + .rxq_exp_index = CLDMA_Q_IDX_DUMP, + .path_id = CLDMA_ID_AP, + .ops = &wwan_sub_port_ops, + .name = "fastboot", + .port_type = WWAN_PORT_FASTBOOT, + }, +}; + static struct t7xx_port *t7xx_proxy_get_port_by_ch(struct port_proxy *port_prox, enum port_ch ch) { const struct t7xx_port_conf *port_conf; @@ -214,7 +232,17 @@ int t7xx_port_enqueue_skb(struct t7xx_port *port, struct sk_buff *skb) return 0; } -static int t7xx_port_send_raw_skb(struct t7xx_port *port, struct sk_buff *skb) +int t7xx_get_port_mtu(struct t7xx_port *port) +{ + enum cldma_id path_id = port->port_conf->path_id; + int tx_qno = t7xx_port_get_queue_no(port); + struct cldma_ctrl *md_ctrl; + + md_ctrl = port->t7xx_dev->md->md_ctrl[path_id]; + return md_ctrl->tx_ring[tx_qno].pkt_size; +} + +int t7xx_port_send_raw_skb(struct t7xx_port *port, struct sk_buff *skb) { enum cldma_id path_id = port->port_conf->path_id; struct cldma_ctrl *md_ctrl; @@ -329,6 +357,39 @@ static void t7xx_proxy_setup_ch_mapping(struct port_proxy *port_prox) } } +/** + * t7xx_port_proxy_recv_skb_from_dedicated_queue() - Dispatch early port received skb. + * @queue: CLDMA queue. + * @skb: Socket buffer. + * + * Return: + ** 0 - Packet consumed. + ** -ERROR - Failed to process skb. + */ +int t7xx_port_proxy_recv_skb_from_dedicated_queue(struct cldma_queue *queue, struct sk_buff *skb) +{ + struct t7xx_pci_dev *t7xx_dev = queue->md_ctrl->t7xx_dev; + struct port_proxy *port_prox = t7xx_dev->md->port_prox; + const struct t7xx_port_conf *port_conf; + struct t7xx_port *port; + int ret; + + port = &port_prox->ports[0]; + if (WARN_ON_ONCE(port->port_conf->rxq_index != queue->index)) { + dev_kfree_skb_any(skb); + return -EINVAL; + } + + port_conf = port->port_conf; + ret = port_conf->ops->recv_skb(port, skb); + if (ret < 0 && ret != -ENOBUFS) { + dev_err(port->dev, "drop on RX ch %d, %d\n", port_conf->rx_ch, ret); + dev_kfree_skb_any(skb); + } + + return ret; +} + static struct t7xx_port *t7xx_port_proxy_find_port(struct t7xx_pci_dev *t7xx_dev, struct cldma_queue *queue, u16 channel) { @@ -359,7 +420,7 @@ static struct t7xx_port *t7xx_port_proxy_find_port(struct t7xx_pci_dev *t7xx_dev ** 0 - Packet consumed. ** -ERROR - Failed to process skb. */ -static int t7xx_port_proxy_recv_skb(struct cldma_queue *queue, struct sk_buff *skb) +int t7xx_port_proxy_recv_skb(struct cldma_queue *queue, struct sk_buff *skb) { struct ccci_header *ccci_h = (struct ccci_header *)skb->data; struct t7xx_pci_dev *t7xx_dev = queue->md_ctrl->t7xx_dev; @@ -444,33 +505,56 @@ static void t7xx_proxy_init_all_ports(struct t7xx_modem *md) spin_lock_init(&port->port_update_lock); port->chan_enable = false; - if (port_conf->ops->init) + if (port_conf->ops && port_conf->ops->init) port_conf->ops->init(port); } t7xx_proxy_setup_ch_mapping(port_prox); } +void t7xx_port_proxy_set_cfg(struct t7xx_modem *md, enum port_cfg_id cfg_id) +{ + struct port_proxy *port_prox = md->port_prox; + const struct t7xx_port_conf *port_conf; + u32 port_count; + int i; + + t7xx_port_proxy_uninit(port_prox); + + if (cfg_id == PORT_CFG_ID_EARLY) { + port_conf = t7xx_early_port_conf; + port_count = ARRAY_SIZE(t7xx_early_port_conf); + } else { + port_conf = t7xx_port_conf; + port_count = ARRAY_SIZE(t7xx_port_conf); + } + + for (i = 0; i < port_count; i++) + port_prox->ports[i].port_conf = &port_conf[i]; + + port_prox->cfg_id = cfg_id; + port_prox->port_count = port_count; + + t7xx_proxy_init_all_ports(md); +} + static int t7xx_proxy_alloc(struct t7xx_modem *md) { - unsigned int port_count = ARRAY_SIZE(t7xx_port_conf); struct device *dev = &md->t7xx_dev->pdev->dev; struct port_proxy *port_prox; - int i; - port_prox = devm_kzalloc(dev, sizeof(*port_prox) + sizeof(struct t7xx_port) * port_count, + port_prox = devm_kzalloc(dev, + struct_size(port_prox, + ports, + T7XX_MAX_POSSIBLE_PORTS_NUM), GFP_KERNEL); if (!port_prox) return -ENOMEM; md->port_prox = port_prox; port_prox->dev = dev; + t7xx_port_proxy_set_cfg(md, PORT_CFG_ID_EARLY); - for (i = 0; i < port_count; i++) - port_prox->ports[i].port_conf = &t7xx_port_conf[i]; - - port_prox->port_count = port_count; - t7xx_proxy_init_all_ports(md); return 0; } @@ -492,8 +576,6 @@ int t7xx_port_proxy_init(struct t7xx_modem *md) if (ret) return ret; - t7xx_cldma_set_recv_skb(md->md_ctrl[CLDMA_ID_AP], t7xx_port_proxy_recv_skb); - t7xx_cldma_set_recv_skb(md->md_ctrl[CLDMA_ID_MD], t7xx_port_proxy_recv_skb); return 0; } @@ -505,7 +587,7 @@ void t7xx_port_proxy_uninit(struct port_proxy *port_prox) for_each_proxy_port(i, port, port_prox) { const struct t7xx_port_conf *port_conf = port->port_conf; - if (port_conf->ops->uninit) + if (port_conf->ops && port_conf->ops->uninit) port_conf->ops->uninit(port); } } diff --git a/drivers/net/wwan/t7xx/t7xx_port_proxy.h b/drivers/net/wwan/t7xx/t7xx_port_proxy.h index 81d059fbc0fb..7f5706811445 100644 --- a/drivers/net/wwan/t7xx/t7xx_port_proxy.h +++ b/drivers/net/wwan/t7xx/t7xx_port_proxy.h @@ -31,11 +31,18 @@ #define RX_QUEUE_MAXLEN 32 #define CTRL_QUEUE_MAXLEN 16 +enum port_cfg_id { + PORT_CFG_ID_INVALID, + PORT_CFG_ID_NORMAL, + PORT_CFG_ID_EARLY, +}; + struct port_proxy { int port_count; struct list_head rx_ch_ports[PORT_CH_ID_MASK + 1]; struct list_head queue_ports[CLDMA_NUM][MTK_QUEUES]; struct device *dev; + enum port_cfg_id cfg_id; struct t7xx_port ports[]; }; @@ -98,5 +105,8 @@ void t7xx_port_proxy_md_status_notify(struct port_proxy *port_prox, unsigned int int t7xx_port_enum_msg_handler(struct t7xx_modem *md, void *msg); int t7xx_port_proxy_chl_enable_disable(struct port_proxy *port_prox, unsigned int ch_id, bool en_flag); +void t7xx_port_proxy_set_cfg(struct t7xx_modem *md, enum port_cfg_id cfg_id); +int t7xx_port_proxy_recv_skb(struct cldma_queue *queue, struct sk_buff *skb); +int t7xx_port_proxy_recv_skb_from_dedicated_queue(struct cldma_queue *queue, struct sk_buff *skb); #endif /* __T7XX_PORT_PROXY_H__ */ diff --git a/drivers/net/wwan/t7xx/t7xx_port_wwan.c b/drivers/net/wwan/t7xx/t7xx_port_wwan.c index 17389c8f6600..4b23ba693f3f 100644 --- a/drivers/net/wwan/t7xx/t7xx_port_wwan.c +++ b/drivers/net/wwan/t7xx/t7xx_port_wwan.c @@ -2,6 +2,7 @@ /* * Copyright (c) 2021, MediaTek Inc. * Copyright (c) 2021-2022, Intel Corporation. + * Copyright (c) 2024, Fibocom Wireless Inc. * * Authors: * Amir Hanania <amir.hanania@intel.com> @@ -15,6 +16,7 @@ * Chiranjeevi Rapolu <chiranjeevi.rapolu@intel.com> * Eliot Lee <eliot.lee@intel.com> * Sreehari Kancharla <sreehari.kancharla@intel.com> + * Jinjian Song <jinjian.song@fibocom.com> */ #include <linux/atomic.h> @@ -33,7 +35,7 @@ #include "t7xx_port_proxy.h" #include "t7xx_state_monitor.h" -static int t7xx_port_ctrl_start(struct wwan_port *port) +static int t7xx_port_wwan_start(struct wwan_port *port) { struct t7xx_port *port_mtk = wwan_port_get_drvdata(port); @@ -44,30 +46,60 @@ static int t7xx_port_ctrl_start(struct wwan_port *port) return 0; } -static void t7xx_port_ctrl_stop(struct wwan_port *port) +static void t7xx_port_wwan_stop(struct wwan_port *port) { struct t7xx_port *port_mtk = wwan_port_get_drvdata(port); atomic_dec(&port_mtk->usage_cnt); } -static int t7xx_port_ctrl_tx(struct wwan_port *port, struct sk_buff *skb) +static int t7xx_port_fastboot_tx(struct t7xx_port *port, struct sk_buff *skb) +{ + struct sk_buff *cur = skb, *tx_skb; + size_t actual, len, offset = 0; + int txq_mtu; + int ret; + + txq_mtu = t7xx_get_port_mtu(port); + if (txq_mtu < 0) + return -EINVAL; + + actual = cur->len; + while (actual) { + len = min_t(size_t, actual, txq_mtu); + tx_skb = __dev_alloc_skb(len, GFP_KERNEL); + if (!tx_skb) + return -ENOMEM; + + skb_put_data(tx_skb, cur->data + offset, len); + + ret = t7xx_port_send_raw_skb(port, tx_skb); + if (ret) { + dev_kfree_skb(tx_skb); + dev_err(port->dev, "Write error on fastboot port, %d\n", ret); + break; + } + offset += len; + actual -= len; + } + + dev_kfree_skb(skb); + return 0; +} + +static int t7xx_port_ctrl_tx(struct t7xx_port *port, struct sk_buff *skb) { - struct t7xx_port *port_private = wwan_port_get_drvdata(port); const struct t7xx_port_conf *port_conf; struct sk_buff *cur = skb, *cloned; struct t7xx_fsm_ctl *ctl; enum md_state md_state; int cnt = 0, ret; - if (!port_private->chan_enable) - return -EINVAL; - - port_conf = port_private->port_conf; - ctl = port_private->t7xx_dev->md->fsm_ctl; + port_conf = port->port_conf; + ctl = port->t7xx_dev->md->fsm_ctl; md_state = t7xx_fsm_get_md_state(ctl); if (md_state == MD_STATE_WAITING_FOR_HS1 || md_state == MD_STATE_WAITING_FOR_HS2) { - dev_warn(port_private->dev, "Cannot write to %s port when md_state=%d\n", + dev_warn(port->dev, "Cannot write to %s port when md_state=%d\n", port_conf->name, md_state); return -ENODEV; } @@ -75,10 +107,10 @@ static int t7xx_port_ctrl_tx(struct wwan_port *port, struct sk_buff *skb) while (cur) { cloned = skb_clone(cur, GFP_KERNEL); cloned->len = skb_headlen(cur); - ret = t7xx_port_send_skb(port_private, cloned, 0, 0); + ret = t7xx_port_send_skb(port, cloned, 0, 0); if (ret) { dev_kfree_skb(cloned); - dev_err(port_private->dev, "Write error on %s port, %d\n", + dev_err(port->dev, "Write error on %s port, %d\n", port_conf->name, ret); return cnt ? cnt + ret : ret; } @@ -93,14 +125,53 @@ static int t7xx_port_ctrl_tx(struct wwan_port *port, struct sk_buff *skb) return 0; } +static int t7xx_port_wwan_tx(struct wwan_port *port, struct sk_buff *skb) +{ + struct t7xx_port *port_private = wwan_port_get_drvdata(port); + const struct t7xx_port_conf *port_conf = port_private->port_conf; + int ret; + + if (!port_private->chan_enable) + return -EINVAL; + + if (port_conf->port_type != WWAN_PORT_FASTBOOT) + ret = t7xx_port_ctrl_tx(port_private, skb); + else + ret = t7xx_port_fastboot_tx(port_private, skb); + + return ret; +} + static const struct wwan_port_ops wwan_ops = { - .start = t7xx_port_ctrl_start, - .stop = t7xx_port_ctrl_stop, - .tx = t7xx_port_ctrl_tx, + .start = t7xx_port_wwan_start, + .stop = t7xx_port_wwan_stop, + .tx = t7xx_port_wwan_tx, }; +static void t7xx_port_wwan_create(struct t7xx_port *port) +{ + const struct t7xx_port_conf *port_conf = port->port_conf; + unsigned int header_len = sizeof(struct ccci_header), mtu; + struct wwan_port_caps caps; + + if (!port->wwan.wwan_port) { + mtu = t7xx_get_port_mtu(port); + caps.frag_len = mtu - header_len; + caps.headroom_len = header_len; + port->wwan.wwan_port = wwan_create_port(port->dev, port_conf->port_type, + &wwan_ops, &caps, port); + if (IS_ERR(port->wwan.wwan_port)) + dev_err(port->dev, "Unable to create WWAN port %s", port_conf->name); + } +} + static int t7xx_port_wwan_init(struct t7xx_port *port) { + const struct t7xx_port_conf *port_conf = port->port_conf; + + if (port_conf->port_type == WWAN_PORT_FASTBOOT) + t7xx_port_wwan_create(port); + port->rx_length_th = RX_QUEUE_MAXLEN; return 0; } @@ -152,20 +223,14 @@ static int t7xx_port_wwan_disable_chl(struct t7xx_port *port) static void t7xx_port_wwan_md_state_notify(struct t7xx_port *port, unsigned int state) { const struct t7xx_port_conf *port_conf = port->port_conf; - unsigned int header_len = sizeof(struct ccci_header); - struct wwan_port_caps caps; + + if (port_conf->port_type == WWAN_PORT_FASTBOOT) + return; if (state != MD_STATE_READY) return; - if (!port->wwan.wwan_port) { - caps.frag_len = CLDMA_MTU - header_len; - caps.headroom_len = header_len; - port->wwan.wwan_port = wwan_create_port(port->dev, port_conf->port_type, - &wwan_ops, &caps, port); - if (IS_ERR(port->wwan.wwan_port)) - dev_err(port->dev, "Unable to create WWWAN port %s", port_conf->name); - } + t7xx_port_wwan_create(port); } struct port_ops wwan_sub_port_ops = { diff --git a/drivers/net/wwan/t7xx/t7xx_reg.h b/drivers/net/wwan/t7xx/t7xx_reg.h index c41d7d094c08..9c7dc72ac6f6 100644 --- a/drivers/net/wwan/t7xx/t7xx_reg.h +++ b/drivers/net/wwan/t7xx/t7xx_reg.h @@ -101,11 +101,33 @@ enum t7xx_pm_resume_state { PM_RESUME_REG_STATE_L2_EXP, }; +enum host_event_e { + HOST_EVENT_INIT = 0, + FASTBOOT_DL_NOTIFY = 0x3, +}; + #define T7XX_PCIE_MISC_DEV_STATUS 0x0d1c #define MISC_STAGE_MASK GENMASK(2, 0) #define MISC_RESET_TYPE_PLDR BIT(26) #define MISC_RESET_TYPE_FLDR BIT(27) -#define LINUX_STAGE 4 +#define MISC_RESET_TYPE_PLDR BIT(26) +#define MISC_LK_EVENT_MASK GENMASK(11, 8) +#define HOST_EVENT_MASK GENMASK(31, 28) + +enum lk_event_id { + LK_EVENT_NORMAL = 0, + LK_EVENT_CREATE_PD_PORT = 1, + LK_EVENT_CREATE_POST_DL_PORT = 2, + LK_EVENT_RESET = 7, +}; + +enum t7xx_device_stage { + T7XX_DEV_STAGE_INIT = 0, + T7XX_DEV_STAGE_BROM_PRE = 1, + T7XX_DEV_STAGE_BROM_POST = 2, + T7XX_DEV_STAGE_LK = 3, + T7XX_DEV_STAGE_LINUX = 4, +}; #define T7XX_PCIE_RESOURCE_STATUS 0x0d28 #define T7XX_PCIE_RESOURCE_STS_MSK GENMASK(4, 0) diff --git a/drivers/net/wwan/t7xx/t7xx_state_monitor.c b/drivers/net/wwan/t7xx/t7xx_state_monitor.c index 0bc97430211b..9889ca4621cf 100644 --- a/drivers/net/wwan/t7xx/t7xx_state_monitor.c +++ b/drivers/net/wwan/t7xx/t7xx_state_monitor.c @@ -47,6 +47,13 @@ #define FSM_MD_EX_PASS_TIMEOUT_MS 45000 #define FSM_CMD_TIMEOUT_MS 2000 +#define wait_for_expected_dev_stage(status) \ + read_poll_timeout(ioread32, status, \ + ((status & MISC_STAGE_MASK) == T7XX_DEV_STAGE_LINUX) || \ + ((status & MISC_STAGE_MASK) == T7XX_DEV_STAGE_LK), 100000, \ + 20000000, false, IREG_BASE(md->t7xx_dev) + \ + T7XX_PCIE_MISC_DEV_STATUS) + void t7xx_fsm_notifier_register(struct t7xx_modem *md, struct t7xx_fsm_notifier *notifier) { struct t7xx_fsm_ctl *ctl = md->fsm_ctl; @@ -206,6 +213,55 @@ static void fsm_routine_exception(struct t7xx_fsm_ctl *ctl, struct t7xx_fsm_comm fsm_finish_command(ctl, cmd, 0); } +static void t7xx_host_event_notify(struct t7xx_modem *md, unsigned int event_id) +{ + u32 value; + + value = ioread32(IREG_BASE(md->t7xx_dev) + T7XX_PCIE_MISC_DEV_STATUS); + value &= ~HOST_EVENT_MASK; + value |= FIELD_PREP(HOST_EVENT_MASK, event_id); + iowrite32(value, IREG_BASE(md->t7xx_dev) + T7XX_PCIE_MISC_DEV_STATUS); +} + +static void t7xx_lk_stage_event_handling(struct t7xx_fsm_ctl *ctl, unsigned int status) +{ + struct t7xx_modem *md = ctl->md; + struct cldma_ctrl *md_ctrl; + enum lk_event_id lk_event; + struct device *dev; + struct t7xx_port *port; + + dev = &md->t7xx_dev->pdev->dev; + lk_event = FIELD_GET(MISC_LK_EVENT_MASK, status); + switch (lk_event) { + case LK_EVENT_NORMAL: + case LK_EVENT_RESET: + break; + + case LK_EVENT_CREATE_PD_PORT: + case LK_EVENT_CREATE_POST_DL_PORT: + md_ctrl = md->md_ctrl[CLDMA_ID_AP]; + t7xx_cldma_hif_hw_init(md_ctrl); + t7xx_cldma_stop(md_ctrl); + t7xx_cldma_switch_cfg(md_ctrl, CLDMA_DEDICATED_Q_CFG); + + port = &ctl->md->port_prox->ports[0]; + port->port_conf->ops->enable_chl(port); + + t7xx_cldma_start(md_ctrl); + + if (lk_event == LK_EVENT_CREATE_POST_DL_PORT) + t7xx_mode_update(md->t7xx_dev, T7XX_FASTBOOT_DOWNLOAD); + else + t7xx_mode_update(md->t7xx_dev, T7XX_FASTBOOT_DUMP); + break; + + default: + dev_err(dev, "Invalid LK event %d\n", lk_event); + break; + } +} + static int fsm_stopped_handler(struct t7xx_fsm_ctl *ctl) { ctl->curr_state = FSM_STATE_STOPPED; @@ -226,8 +282,9 @@ static void fsm_routine_stopped(struct t7xx_fsm_ctl *ctl, struct t7xx_fsm_comman static void fsm_routine_stopping(struct t7xx_fsm_ctl *ctl, struct t7xx_fsm_command *cmd) { - struct t7xx_pci_dev *t7xx_dev; - struct cldma_ctrl *md_ctrl; + struct cldma_ctrl *md_ctrl = ctl->md->md_ctrl[CLDMA_ID_MD]; + struct t7xx_pci_dev *t7xx_dev = ctl->md->t7xx_dev; + enum t7xx_mode mode = READ_ONCE(t7xx_dev->mode); int err; if (ctl->curr_state == FSM_STATE_STOPPED || ctl->curr_state == FSM_STATE_STOPPING) { @@ -235,18 +292,20 @@ static void fsm_routine_stopping(struct t7xx_fsm_ctl *ctl, struct t7xx_fsm_comma return; } - md_ctrl = ctl->md->md_ctrl[CLDMA_ID_MD]; - t7xx_dev = ctl->md->t7xx_dev; - ctl->curr_state = FSM_STATE_STOPPING; t7xx_fsm_broadcast_state(ctl, MD_STATE_WAITING_TO_STOP); t7xx_cldma_stop(md_ctrl); - if (!ctl->md->rgu_irq_asserted) { - t7xx_mhccif_h2d_swint_trigger(t7xx_dev, H2D_CH_DRM_DISABLE_AP); - /* Wait for the DRM disable to take effect */ - msleep(FSM_DRM_DISABLE_DELAY_MS); + if (mode == T7XX_FASTBOOT_SWITCHING) + t7xx_host_event_notify(ctl->md, FASTBOOT_DL_NOTIFY); + + t7xx_mhccif_h2d_swint_trigger(t7xx_dev, H2D_CH_DRM_DISABLE_AP); + /* Wait for the DRM disable to take effect */ + msleep(FSM_DRM_DISABLE_DELAY_MS); + if (mode == T7XX_FASTBOOT_SWITCHING) { + t7xx_mhccif_h2d_swint_trigger(t7xx_dev, H2D_CH_DEVICE_RESET); + } else { err = t7xx_acpi_fldr_func(t7xx_dev); if (err) t7xx_mhccif_h2d_swint_trigger(t7xx_dev, H2D_CH_DEVICE_RESET); @@ -272,6 +331,7 @@ static void fsm_routine_ready(struct t7xx_fsm_ctl *ctl) ctl->curr_state = FSM_STATE_READY; t7xx_fsm_broadcast_ready_state(ctl); + t7xx_mode_update(md->t7xx_dev, T7XX_READY); t7xx_md_event_notify(md, FSM_READY); } @@ -317,7 +377,8 @@ static int fsm_routine_starting(struct t7xx_fsm_ctl *ctl) static void fsm_routine_start(struct t7xx_fsm_ctl *ctl, struct t7xx_fsm_command *cmd) { struct t7xx_modem *md = ctl->md; - u32 dev_status; + struct device *dev; + u32 status; int ret; if (!md) @@ -329,23 +390,53 @@ static void fsm_routine_start(struct t7xx_fsm_ctl *ctl, struct t7xx_fsm_command return; } + dev = &md->t7xx_dev->pdev->dev; ctl->curr_state = FSM_STATE_PRE_START; t7xx_md_event_notify(md, FSM_PRE_START); - ret = read_poll_timeout(ioread32, dev_status, - (dev_status & MISC_STAGE_MASK) == LINUX_STAGE, 20000, 2000000, - false, IREG_BASE(md->t7xx_dev) + T7XX_PCIE_MISC_DEV_STATUS); + ret = wait_for_expected_dev_stage(status); + if (ret) { - struct device *dev = &md->t7xx_dev->pdev->dev; + dev_err(dev, "read poll timeout %d\n", ret); + goto finish_command; + } - fsm_finish_command(ctl, cmd, -ETIMEDOUT); - dev_err(dev, "Invalid device status 0x%lx\n", dev_status & MISC_STAGE_MASK); - return; + if (status != ctl->status || cmd->flag != 0) { + u32 stage = FIELD_GET(MISC_STAGE_MASK, status); + + switch (stage) { + case T7XX_DEV_STAGE_INIT: + case T7XX_DEV_STAGE_BROM_PRE: + case T7XX_DEV_STAGE_BROM_POST: + dev_dbg(dev, "BROM_STAGE Entered\n"); + ret = t7xx_fsm_append_cmd(ctl, FSM_CMD_START, 0); + break; + + case T7XX_DEV_STAGE_LK: + dev_dbg(dev, "LK_STAGE Entered\n"); + t7xx_lk_stage_event_handling(ctl, status); + break; + + case T7XX_DEV_STAGE_LINUX: + dev_dbg(dev, "LINUX_STAGE Entered\n"); + t7xx_mhccif_mask_clr(md->t7xx_dev, D2H_INT_PORT_ENUM | + D2H_INT_ASYNC_MD_HK | D2H_INT_ASYNC_AP_HK); + if (cmd->flag == 0) + break; + t7xx_cldma_hif_hw_init(md->md_ctrl[CLDMA_ID_AP]); + t7xx_cldma_hif_hw_init(md->md_ctrl[CLDMA_ID_MD]); + t7xx_port_proxy_set_cfg(md, PORT_CFG_ID_NORMAL); + ret = fsm_routine_starting(ctl); + break; + + default: + break; + } + ctl->status = status; } - t7xx_cldma_hif_hw_init(md->md_ctrl[CLDMA_ID_AP]); - t7xx_cldma_hif_hw_init(md->md_ctrl[CLDMA_ID_MD]); - fsm_finish_command(ctl, cmd, fsm_routine_starting(ctl)); +finish_command: + fsm_finish_command(ctl, cmd, ret); } static int fsm_main_thread(void *data) @@ -517,6 +608,7 @@ void t7xx_fsm_reset(struct t7xx_modem *md) fsm_flush_event_cmd_qs(ctl); ctl->curr_state = FSM_STATE_STOPPED; ctl->exp_flg = false; + ctl->status = T7XX_DEV_STAGE_INIT; } int t7xx_fsm_init(struct t7xx_modem *md) diff --git a/drivers/net/wwan/t7xx/t7xx_state_monitor.h b/drivers/net/wwan/t7xx/t7xx_state_monitor.h index b0b3662ae6d7..7b0a9baf488c 100644 --- a/drivers/net/wwan/t7xx/t7xx_state_monitor.h +++ b/drivers/net/wwan/t7xx/t7xx_state_monitor.h @@ -96,6 +96,7 @@ struct t7xx_fsm_ctl { bool exp_flg; spinlock_t notifier_lock; /* Protects notifier list */ struct list_head notifier_list; + u32 status; /* Device boot stage */ }; struct t7xx_fsm_event { diff --git a/drivers/net/wwan/wwan_core.c b/drivers/net/wwan/wwan_core.c index 72e01e550a16..17431f1b1a0c 100644 --- a/drivers/net/wwan/wwan_core.c +++ b/drivers/net/wwan/wwan_core.c @@ -26,7 +26,9 @@ static DEFINE_MUTEX(wwan_register_lock); /* WWAN device create|remove lock */ static DEFINE_IDA(minors); /* minors for WWAN port chardevs */ static DEFINE_IDA(wwan_dev_ids); /* for unique WWAN device IDs */ -static struct class *wwan_class; +static const struct class wwan_class = { + .name = "wwan", +}; static int wwan_major; static struct dentry *wwan_debugfs_dir; @@ -130,7 +132,7 @@ static struct wwan_device *wwan_dev_get_by_parent(struct device *parent) { struct device *dev; - dev = class_find_device(wwan_class, NULL, parent, wwan_dev_parent_match); + dev = class_find_device(&wwan_class, NULL, parent, wwan_dev_parent_match); if (!dev) return ERR_PTR(-ENODEV); @@ -147,7 +149,7 @@ static struct wwan_device *wwan_dev_get_by_name(const char *name) { struct device *dev; - dev = class_find_device(wwan_class, NULL, name, wwan_dev_name_match); + dev = class_find_device(&wwan_class, NULL, name, wwan_dev_name_match); if (!dev) return ERR_PTR(-ENODEV); @@ -183,7 +185,7 @@ static struct wwan_device *wwan_dev_get_by_debugfs(struct dentry *dir) { struct device *dev; - dev = class_find_device(wwan_class, NULL, dir, wwan_dev_debugfs_match); + dev = class_find_device(&wwan_class, NULL, dir, wwan_dev_debugfs_match); if (!dev) return ERR_PTR(-ENODEV); @@ -239,7 +241,7 @@ static struct wwan_device *wwan_create_dev(struct device *parent) } wwandev->dev.parent = parent; - wwandev->dev.class = wwan_class; + wwandev->dev.class = &wwan_class; wwandev->dev.type = &wwan_dev_type; wwandev->id = id; dev_set_name(&wwandev->dev, "wwan%d", wwandev->id); @@ -265,7 +267,7 @@ done_unlock: static int is_wwan_child(struct device *dev, void *data) { - return dev->class == wwan_class; + return dev->class == &wwan_class; } static void wwan_remove_dev(struct wwan_device *wwandev) @@ -328,6 +330,10 @@ static const struct { .name = "XMMRPC", .devsuf = "xmmrpc", }, + [WWAN_PORT_FASTBOOT] = { + .name = "FASTBOOT", + .devsuf = "fastboot", + }, }; static ssize_t type_show(struct device *dev, struct device_attribute *attr, @@ -371,7 +377,7 @@ static struct wwan_port *wwan_port_get_by_minor(unsigned int minor) { struct device *dev; - dev = class_find_device(wwan_class, NULL, &minor, wwan_port_minor_match); + dev = class_find_device(&wwan_class, NULL, &minor, wwan_port_minor_match); if (!dev) return ERR_PTR(-ENODEV); @@ -401,7 +407,7 @@ static int __wwan_port_dev_assign_name(struct wwan_port *port, const char *fmt) return -ENOMEM; /* Collect ids of same name format ports */ - class_dev_iter_init(&iter, wwan_class, NULL, &wwan_port_dev_type); + class_dev_iter_init(&iter, &wwan_class, NULL, &wwan_port_dev_type); while ((dev = class_dev_iter_next(&iter))) { if (dev->parent != &wwandev->dev) continue; @@ -473,7 +479,7 @@ struct wwan_port *wwan_create_port(struct device *parent, mutex_init(&port->data_lock); port->dev.parent = &wwandev->dev; - port->dev.class = wwan_class; + port->dev.class = &wwan_class; port->dev.type = &wwan_port_dev_type; port->dev.devt = MKDEV(wwan_major, minor); dev_set_drvdata(&port->dev, drvdata); @@ -916,7 +922,7 @@ static int wwan_rtnl_validate(struct nlattr *tb[], struct nlattr *data[], return 0; } -static struct device_type wwan_type = { .name = "wwan" }; +static const struct device_type wwan_type = { .name = "wwan" }; static struct net_device *wwan_rtnl_alloc(struct nlattr *tb[], const char *ifname, @@ -1208,11 +1214,9 @@ static int __init wwan_init(void) if (err) return err; - wwan_class = class_create("wwan"); - if (IS_ERR(wwan_class)) { - err = PTR_ERR(wwan_class); + err = class_register(&wwan_class); + if (err) goto unregister; - } /* chrdev used for wwan ports */ wwan_major = __register_chrdev(0, 0, WWAN_MAX_MINORS, "wwan_port", @@ -1229,7 +1233,7 @@ static int __init wwan_init(void) return 0; destroy: - class_destroy(wwan_class); + class_unregister(&wwan_class); unregister: rtnl_link_unregister(&wwan_rtnl_link_ops); return err; @@ -1240,7 +1244,7 @@ static void __exit wwan_exit(void) debugfs_remove_recursive(wwan_debugfs_dir); __unregister_chrdev(wwan_major, 0, WWAN_MAX_MINORS, "wwan_port"); rtnl_link_unregister(&wwan_rtnl_link_ops); - class_destroy(wwan_class); + class_unregister(&wwan_class); } module_init(wwan_init); diff --git a/drivers/net/wwan/wwan_hwsim.c b/drivers/net/wwan/wwan_hwsim.c index ff3dd24ddb33..b02befd1b6fb 100644 --- a/drivers/net/wwan/wwan_hwsim.c +++ b/drivers/net/wwan/wwan_hwsim.c @@ -25,7 +25,9 @@ static int wwan_hwsim_devsnum = 2; module_param_named(devices, wwan_hwsim_devsnum, int, 0444); MODULE_PARM_DESC(devices, "Number of simulated devices"); -static struct class *wwan_hwsim_class; +static const struct class wwan_hwsim_class = { + .name = "wwan_hwsim", +}; static struct dentry *wwan_hwsim_debugfs_topdir; static struct dentry *wwan_hwsim_debugfs_devcreate; @@ -277,7 +279,7 @@ static struct wwan_hwsim_dev *wwan_hwsim_dev_new(void) spin_unlock(&wwan_hwsim_devs_lock); dev->dev.release = wwan_hwsim_dev_release; - dev->dev.class = wwan_hwsim_class; + dev->dev.class = &wwan_hwsim_class; dev_set_name(&dev->dev, "hwsim%u", dev->id); spin_lock_init(&dev->ports_lock); @@ -511,11 +513,9 @@ static int __init wwan_hwsim_init(void) if (!wwan_wq) return -ENOMEM; - wwan_hwsim_class = class_create("wwan_hwsim"); - if (IS_ERR(wwan_hwsim_class)) { - err = PTR_ERR(wwan_hwsim_class); + err = class_register(&wwan_hwsim_class); + if (err) goto err_wq_destroy; - } wwan_hwsim_debugfs_topdir = debugfs_create_dir("wwan_hwsim", NULL); wwan_hwsim_debugfs_devcreate = @@ -534,7 +534,7 @@ err_clean_devs: wwan_hwsim_free_devs(); flush_workqueue(wwan_wq); /* Wait deletion works completion */ debugfs_remove(wwan_hwsim_debugfs_topdir); - class_destroy(wwan_hwsim_class); + class_unregister(&wwan_hwsim_class); err_wq_destroy: destroy_workqueue(wwan_wq); @@ -547,7 +547,7 @@ static void __exit wwan_hwsim_exit(void) wwan_hwsim_free_devs(); flush_workqueue(wwan_wq); /* Wait deletion works completion */ debugfs_remove(wwan_hwsim_debugfs_topdir); - class_destroy(wwan_hwsim_class); + class_unregister(&wwan_hwsim_class); destroy_workqueue(wwan_wq); } diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index fab361a250d6..ef76850d9bcd 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -1778,5 +1778,6 @@ static void __exit netback_fini(void) } module_exit(netback_fini); +MODULE_DESCRIPTION("Xen backend network device module"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_ALIAS("xen-backend:vif"); diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index bb3726b622ad..4d0c527e8576 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1496,19 +1496,21 @@ static int btt_blk_init(struct btt *btt) { struct nd_btt *nd_btt = btt->nd_btt; struct nd_namespace_common *ndns = nd_btt->ndns; - int rc = -ENOMEM; + struct queue_limits lim = { + .logical_block_size = btt->sector_size, + .max_hw_sectors = UINT_MAX, + }; + int rc; - btt->btt_disk = blk_alloc_disk(NUMA_NO_NODE); - if (!btt->btt_disk) - return -ENOMEM; + btt->btt_disk = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(btt->btt_disk)) + return PTR_ERR(btt->btt_disk); nvdimm_namespace_disk_name(ndns, btt->btt_disk->disk_name); btt->btt_disk->first_minor = 0; btt->btt_disk->fops = &btt_fops; btt->btt_disk->private_data = btt; - blk_queue_logical_block_size(btt->btt_disk->queue, btt->sector_size); - blk_queue_max_hw_sectors(btt->btt_disk->queue, UINT_MAX); blk_queue_flag_set(QUEUE_FLAG_NONROT, btt->btt_disk->queue); blk_queue_flag_set(QUEUE_FLAG_SYNCHRONOUS, btt->btt_disk->queue); diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index 4e8fdcb3f1c8..8dcc10b6db5b 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -451,6 +451,11 @@ static int pmem_attach_disk(struct device *dev, { struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); struct nd_region *nd_region = to_nd_region(dev->parent); + struct queue_limits lim = { + .logical_block_size = pmem_sector_size(ndns), + .physical_block_size = PAGE_SIZE, + .max_hw_sectors = UINT_MAX, + }; int nid = dev_to_node(dev), fua; struct resource *res = &nsio->res; struct range bb_range; @@ -497,9 +502,9 @@ static int pmem_attach_disk(struct device *dev, return -EBUSY; } - disk = blk_alloc_disk(nid); - if (!disk) - return -ENOMEM; + disk = blk_alloc_disk(&lim, nid); + if (IS_ERR(disk)) + return PTR_ERR(disk); q = disk->queue; pmem->disk = disk; @@ -539,9 +544,6 @@ static int pmem_attach_disk(struct device *dev, pmem->virt_addr = addr; blk_queue_write_cache(q, true, fua); - blk_queue_physical_block_size(q, PAGE_SIZE); - blk_queue_logical_block_size(q, pmem_sector_size(ndns)); - blk_queue_max_hw_sectors(q, UINT_MAX); blk_queue_flag_set(QUEUE_FLAG_NONROT, q); blk_queue_flag_set(QUEUE_FLAG_SYNCHRONOUS, q); if (pmem->pfn_flags & PFN_MAP) diff --git a/drivers/nvme/host/apple.c b/drivers/nvme/host/apple.c index c727cd1f264b..a480cdeac288 100644 --- a/drivers/nvme/host/apple.c +++ b/drivers/nvme/host/apple.c @@ -1516,7 +1516,7 @@ static int apple_nvme_probe(struct platform_device *pdev) goto put_dev; } - anv->ctrl.admin_q = blk_mq_init_queue(&anv->admin_tagset); + anv->ctrl.admin_q = blk_mq_alloc_queue(&anv->admin_tagset, NULL, NULL); if (IS_ERR(anv->ctrl.admin_q)) { ret = -ENOMEM; goto put_dev; diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 0d124a8ca9c3..00864a634470 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -114,12 +114,21 @@ static DEFINE_MUTEX(nvme_subsystems_lock); static DEFINE_IDA(nvme_instance_ida); static dev_t nvme_ctrl_base_chr_devt; -static struct class *nvme_class; -static struct class *nvme_subsys_class; +static int nvme_class_uevent(const struct device *dev, struct kobj_uevent_env *env); +static const struct class nvme_class = { + .name = "nvme", + .dev_uevent = nvme_class_uevent, +}; + +static const struct class nvme_subsys_class = { + .name = "nvme-subsystem", +}; static DEFINE_IDA(nvme_ns_chr_minor_ida); static dev_t nvme_ns_chr_devt; -static struct class *nvme_ns_chr_class; +static const struct class nvme_ns_chr_class = { + .name = "nvme-generic", +}; static void nvme_put_subsystem(struct nvme_subsystem *subsys); static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl, @@ -713,7 +722,7 @@ void nvme_init_request(struct request *req, struct nvme_command *cmd) if (req->q->queuedata) { struct nvme_ns *ns = req->q->disk->private_data; - logging_enabled = ns->passthru_err_log_enabled; + logging_enabled = ns->head->passthru_err_log_enabled; req->timeout = NVME_IO_TIMEOUT; } else { /* no queuedata implies admin queue */ logging_enabled = nr->ctrl->passthru_err_log_enabled; @@ -1153,6 +1162,10 @@ u32 nvme_command_effects(struct nvme_ctrl *ctrl, struct nvme_ns *ns, u8 opcode) effects &= ~NVME_CMD_EFFECTS_CSE_MASK; } else { effects = le32_to_cpu(ctrl->effects->acs[opcode]); + + /* Ignore execution restrictions if any relaxation bits are set */ + if (effects & NVME_CMD_EFFECTS_CSER_MASK) + effects &= ~NVME_CMD_EFFECTS_CSE_MASK; } return effects; @@ -1394,8 +1407,10 @@ static int nvme_identify_ctrl(struct nvme_ctrl *dev, struct nvme_id_ctrl **id) error = nvme_submit_sync_cmd(dev->admin_q, &c, *id, sizeof(struct nvme_id_ctrl)); - if (error) + if (error) { kfree(*id); + *id = NULL; + } return error; } @@ -1524,6 +1539,7 @@ int nvme_identify_ns(struct nvme_ctrl *ctrl, unsigned nsid, if (error) { dev_warn(ctrl->device, "Identify namespace failed (%d)\n", error); kfree(*id); + *id = NULL; } return error; } @@ -1723,12 +1739,23 @@ int nvme_getgeo(struct block_device *bdev, struct hd_geometry *geo) return 0; } -#ifdef CONFIG_BLK_DEV_INTEGRITY -static void nvme_init_integrity(struct gendisk *disk, - struct nvme_ns_head *head, u32 max_integrity_segments) +static bool nvme_init_integrity(struct gendisk *disk, struct nvme_ns_head *head) { struct blk_integrity integrity = { }; + blk_integrity_unregister(disk); + + if (!head->ms) + return true; + + /* + * PI can always be supported as we can ask the controller to simply + * insert/strip it, which is not possible for other kinds of metadata. + */ + if (!IS_ENABLED(CONFIG_BLK_DEV_INTEGRITY) || + !(head->features & NVME_NS_METADATA_SUPPORTED)) + return nvme_ns_has_pi(head); + switch (head->pi_type) { case NVME_NS_DPS_PI_TYPE3: switch (head->guard_type) { @@ -1771,53 +1798,32 @@ static void nvme_init_integrity(struct gendisk *disk, } integrity.tuple_size = head->ms; + integrity.pi_offset = head->pi_offset; blk_integrity_register(disk, &integrity); - blk_queue_max_integrity_segments(disk->queue, max_integrity_segments); -} -#else -static void nvme_init_integrity(struct gendisk *disk, - struct nvme_ns_head *head, u32 max_integrity_segments) -{ + return true; } -#endif /* CONFIG_BLK_DEV_INTEGRITY */ -static void nvme_config_discard(struct nvme_ctrl *ctrl, struct gendisk *disk, - struct nvme_ns_head *head) +static void nvme_config_discard(struct nvme_ns *ns, struct queue_limits *lim) { - struct request_queue *queue = disk->queue; - u32 max_discard_sectors; - - if (ctrl->dmrsl && ctrl->dmrsl <= nvme_sect_to_lba(head, UINT_MAX)) { - max_discard_sectors = nvme_lba_to_sect(head, ctrl->dmrsl); - } else if (ctrl->oncs & NVME_CTRL_ONCS_DSM) { - max_discard_sectors = UINT_MAX; - } else { - blk_queue_max_discard_sectors(queue, 0); - return; - } + struct nvme_ctrl *ctrl = ns->ctrl; BUILD_BUG_ON(PAGE_SIZE / sizeof(struct nvme_dsm_range) < NVME_DSM_MAX_RANGES); - /* - * If discard is already enabled, don't reset queue limits. - * - * This works around the fact that the block layer can't cope well with - * updating the hardware limits when overridden through sysfs. This is - * harmless because discard limits in NVMe are purely advisory. - */ - if (queue->limits.max_discard_sectors) - return; + if (ctrl->dmrsl && ctrl->dmrsl <= nvme_sect_to_lba(ns->head, UINT_MAX)) + lim->max_hw_discard_sectors = + nvme_lba_to_sect(ns->head, ctrl->dmrsl); + else if (ctrl->oncs & NVME_CTRL_ONCS_DSM) + lim->max_hw_discard_sectors = UINT_MAX; + else + lim->max_hw_discard_sectors = 0; + + lim->discard_granularity = lim->logical_block_size; - blk_queue_max_discard_sectors(queue, max_discard_sectors); if (ctrl->dmrl) - blk_queue_max_discard_segments(queue, ctrl->dmrl); + lim->max_discard_segments = ctrl->dmrl; else - blk_queue_max_discard_segments(queue, NVME_DSM_MAX_RANGES); - queue->limits.discard_granularity = queue_logical_block_size(queue); - - if (ctrl->quirks & NVME_QUIRK_DEALLOCATE_ZEROES) - blk_queue_max_write_zeroes_sectors(queue, UINT_MAX); + lim->max_discard_segments = NVME_DSM_MAX_RANGES; } static bool nvme_ns_ids_equal(struct nvme_ns_ids *a, struct nvme_ns_ids *b) @@ -1828,42 +1834,38 @@ static bool nvme_ns_ids_equal(struct nvme_ns_ids *a, struct nvme_ns_ids *b) a->csi == b->csi; } -static int nvme_init_ms(struct nvme_ctrl *ctrl, struct nvme_ns_head *head, - struct nvme_id_ns *id) +static int nvme_identify_ns_nvm(struct nvme_ctrl *ctrl, unsigned int nsid, + struct nvme_id_ns_nvm **nvmp) { - bool first = id->dps & NVME_NS_DPS_PI_FIRST; - unsigned lbaf = nvme_lbaf_index(id->flbas); - struct nvme_command c = { }; + struct nvme_command c = { + .identify.opcode = nvme_admin_identify, + .identify.nsid = cpu_to_le32(nsid), + .identify.cns = NVME_ID_CNS_CS_NS, + .identify.csi = NVME_CSI_NVM, + }; struct nvme_id_ns_nvm *nvm; - int ret = 0; - u32 elbaf; - - head->pi_size = 0; - head->ms = le16_to_cpu(id->lbaf[lbaf].ms); - if (!(ctrl->ctratt & NVME_CTRL_ATTR_ELBAS)) { - head->pi_size = sizeof(struct t10_pi_tuple); - head->guard_type = NVME_NVM_NS_16B_GUARD; - goto set_pi; - } + int ret; nvm = kzalloc(sizeof(*nvm), GFP_KERNEL); if (!nvm) return -ENOMEM; - c.identify.opcode = nvme_admin_identify; - c.identify.nsid = cpu_to_le32(head->ns_id); - c.identify.cns = NVME_ID_CNS_CS_NS; - c.identify.csi = NVME_CSI_NVM; - ret = nvme_submit_sync_cmd(ctrl->admin_q, &c, nvm, sizeof(*nvm)); if (ret) - goto free_data; + kfree(nvm); + else + *nvmp = nvm; + return ret; +} - elbaf = le32_to_cpu(nvm->elbaf[lbaf]); +static void nvme_configure_pi_elbas(struct nvme_ns_head *head, + struct nvme_id_ns *id, struct nvme_id_ns_nvm *nvm) +{ + u32 elbaf = le32_to_cpu(nvm->elbaf[nvme_lbaf_index(id->flbas)]); /* no support for storage tag formats right now */ if (nvme_elbaf_sts(elbaf)) - goto free_data; + return; head->guard_type = nvme_elbaf_guard_type(elbaf); switch (head->guard_type) { @@ -1876,30 +1878,31 @@ static int nvme_init_ms(struct nvme_ctrl *ctrl, struct nvme_ns_head *head, default: break; } - -free_data: - kfree(nvm); -set_pi: - if (head->pi_size && (first || head->ms == head->pi_size)) - head->pi_type = id->dps & NVME_NS_DPS_PI_MASK; - else - head->pi_type = 0; - - return ret; } -static int nvme_configure_metadata(struct nvme_ctrl *ctrl, - struct nvme_ns_head *head, struct nvme_id_ns *id) +static void nvme_configure_metadata(struct nvme_ctrl *ctrl, + struct nvme_ns_head *head, struct nvme_id_ns *id, + struct nvme_id_ns_nvm *nvm) { - int ret; - - ret = nvme_init_ms(ctrl, head, id); - if (ret) - return ret; - head->features &= ~(NVME_NS_METADATA_SUPPORTED | NVME_NS_EXT_LBAS); + head->pi_type = 0; + head->pi_size = 0; + head->pi_offset = 0; + head->ms = le16_to_cpu(id->lbaf[nvme_lbaf_index(id->flbas)].ms); if (!head->ms || !(ctrl->ops->flags & NVME_F_METADATA_SUPPORTED)) - return 0; + return; + + if (nvm && (ctrl->ctratt & NVME_CTRL_ATTR_ELBAS)) { + nvme_configure_pi_elbas(head, id, nvm); + } else { + head->pi_size = sizeof(struct t10_pi_tuple); + head->guard_type = NVME_NVM_NS_16B_GUARD; + } + + if (head->pi_size && head->ms >= head->pi_size) + head->pi_type = id->dps & NVME_NS_DPS_PI_MASK; + if (!(id->dps & NVME_NS_DPS_PI_FIRST)) + head->pi_offset = head->ms - head->pi_size; if (ctrl->ops->flags & NVME_F_FABRICS) { /* @@ -1908,7 +1911,7 @@ static int nvme_configure_metadata(struct nvme_ctrl *ctrl, * remap the separate metadata buffer from the block layer. */ if (WARN_ON_ONCE(!(id->flbas & NVME_NS_FLBAS_META_EXT))) - return 0; + return; head->features |= NVME_NS_EXT_LBAS; @@ -1935,33 +1938,32 @@ static int nvme_configure_metadata(struct nvme_ctrl *ctrl, else head->features |= NVME_NS_METADATA_SUPPORTED; } - return 0; } -static void nvme_set_queue_limits(struct nvme_ctrl *ctrl, - struct request_queue *q) +static u32 nvme_max_drv_segments(struct nvme_ctrl *ctrl) { - bool vwc = ctrl->vwc & NVME_CTRL_VWC_PRESENT; - - if (ctrl->max_hw_sectors) { - u32 max_segments = - (ctrl->max_hw_sectors / (NVME_CTRL_PAGE_SIZE >> 9)) + 1; + return ctrl->max_hw_sectors / (NVME_CTRL_PAGE_SIZE >> SECTOR_SHIFT) + 1; +} - max_segments = min_not_zero(max_segments, ctrl->max_segments); - blk_queue_max_hw_sectors(q, ctrl->max_hw_sectors); - blk_queue_max_segments(q, min_t(u32, max_segments, USHRT_MAX)); - } - blk_queue_virt_boundary(q, NVME_CTRL_PAGE_SIZE - 1); - blk_queue_dma_alignment(q, 3); - blk_queue_write_cache(q, vwc, vwc); +static void nvme_set_ctrl_limits(struct nvme_ctrl *ctrl, + struct queue_limits *lim) +{ + lim->max_hw_sectors = ctrl->max_hw_sectors; + lim->max_segments = min_t(u32, USHRT_MAX, + min_not_zero(nvme_max_drv_segments(ctrl), ctrl->max_segments)); + lim->max_integrity_segments = ctrl->max_integrity_segments; + lim->virt_boundary_mask = NVME_CTRL_PAGE_SIZE - 1; + lim->max_segment_size = UINT_MAX; + lim->dma_alignment = 3; } -static void nvme_update_disk_info(struct nvme_ctrl *ctrl, struct gendisk *disk, - struct nvme_ns_head *head, struct nvme_id_ns *id) +static bool nvme_update_disk_info(struct nvme_ns *ns, struct nvme_id_ns *id, + struct queue_limits *lim) { - sector_t capacity = nvme_lba_to_sect(head, le64_to_cpu(id->nsze)); + struct nvme_ns_head *head = ns->head; u32 bs = 1U << head->lba_shift; u32 atomic_bs, phys_bs, io_opt = 0; + bool valid = true; /* * The block layer can't support LBA sizes larger than the page size @@ -1969,12 +1971,10 @@ static void nvme_update_disk_info(struct nvme_ctrl *ctrl, struct gendisk *disk, * allow block I/O. */ if (head->lba_shift > PAGE_SHIFT || head->lba_shift < SECTOR_SHIFT) { - capacity = 0; bs = (1 << 9); + valid = false; } - blk_integrity_unregister(disk); - atomic_bs = phys_bs = bs; if (id->nabo == 0) { /* @@ -1985,7 +1985,7 @@ static void nvme_update_disk_info(struct nvme_ctrl *ctrl, struct gendisk *disk, if (id->nsfeat & NVME_NS_FEAT_ATOMICS && id->nawupf) atomic_bs = (1 + le16_to_cpu(id->nawupf)) * bs; else - atomic_bs = (1 + ctrl->subsys->awupf) * bs; + atomic_bs = (1 + ns->ctrl->subsys->awupf) * bs; } if (id->nsfeat & NVME_NS_FEAT_IO_OPT) { @@ -1995,36 +1995,20 @@ static void nvme_update_disk_info(struct nvme_ctrl *ctrl, struct gendisk *disk, io_opt = bs * (1 + le16_to_cpu(id->nows)); } - blk_queue_logical_block_size(disk->queue, bs); /* * Linux filesystems assume writing a single physical block is * an atomic operation. Hence limit the physical block size to the * value of the Atomic Write Unit Power Fail parameter. */ - blk_queue_physical_block_size(disk->queue, min(phys_bs, atomic_bs)); - blk_queue_io_min(disk->queue, phys_bs); - blk_queue_io_opt(disk->queue, io_opt); - - /* - * Register a metadata profile for PI, or the plain non-integrity NVMe - * metadata masquerading as Type 0 if supported, otherwise reject block - * I/O to namespaces with metadata except when the namespace supports - * PI, as it can strip/insert in that case. - */ - if (head->ms) { - if (IS_ENABLED(CONFIG_BLK_DEV_INTEGRITY) && - (head->features & NVME_NS_METADATA_SUPPORTED)) - nvme_init_integrity(disk, head, - ctrl->max_integrity_segments); - else if (!nvme_ns_has_pi(head)) - capacity = 0; - } - - set_capacity_and_notify(disk, capacity); - - nvme_config_discard(ctrl, disk, head); - blk_queue_max_write_zeroes_sectors(disk->queue, - ctrl->max_zeroes_sectors); + lim->logical_block_size = bs; + lim->physical_block_size = min(phys_bs, atomic_bs); + lim->io_min = phys_bs; + lim->io_opt = io_opt; + if (ns->ctrl->quirks & NVME_QUIRK_DEALLOCATE_ZEROES) + lim->max_write_zeroes_sectors = UINT_MAX; + else + lim->max_write_zeroes_sectors = ns->ctrl->max_zeroes_sectors; + return valid; } static bool nvme_ns_is_readonly(struct nvme_ns *ns, struct nvme_ns_info *info) @@ -2038,7 +2022,8 @@ static inline bool nvme_first_scan(struct gendisk *disk) return !disk_live(disk); } -static void nvme_set_chunk_sectors(struct nvme_ns *ns, struct nvme_id_ns *id) +static void nvme_set_chunk_sectors(struct nvme_ns *ns, struct nvme_id_ns *id, + struct queue_limits *lim) { struct nvme_ctrl *ctrl = ns->ctrl; u32 iob; @@ -2066,38 +2051,36 @@ static void nvme_set_chunk_sectors(struct nvme_ns *ns, struct nvme_id_ns *id) return; } - blk_queue_chunk_sectors(ns->queue, iob); + lim->chunk_sectors = iob; } static int nvme_update_ns_info_generic(struct nvme_ns *ns, struct nvme_ns_info *info) { + struct queue_limits lim; + int ret; + blk_mq_freeze_queue(ns->disk->queue); - nvme_set_queue_limits(ns->ctrl, ns->queue); + lim = queue_limits_start_update(ns->disk->queue); + nvme_set_ctrl_limits(ns->ctrl, &lim); + ret = queue_limits_commit_update(ns->disk->queue, &lim); set_disk_ro(ns->disk, nvme_ns_is_readonly(ns, info)); blk_mq_unfreeze_queue(ns->disk->queue); - if (nvme_ns_head_multipath(ns->head)) { - blk_mq_freeze_queue(ns->head->disk->queue); - set_disk_ro(ns->head->disk, nvme_ns_is_readonly(ns, info)); - nvme_mpath_revalidate_paths(ns); - blk_stack_limits(&ns->head->disk->queue->limits, - &ns->queue->limits, 0); - ns->head->disk->flags |= GENHD_FL_HIDDEN; - blk_mq_unfreeze_queue(ns->head->disk->queue); - } - /* Hide the block-interface for these devices */ - ns->disk->flags |= GENHD_FL_HIDDEN; - set_bit(NVME_NS_READY, &ns->flags); - - return 0; + if (!ret) + ret = -ENODEV; + return ret; } static int nvme_update_ns_info_block(struct nvme_ns *ns, struct nvme_ns_info *info) { + bool vwc = ns->ctrl->vwc & NVME_CTRL_VWC_PRESENT; + struct queue_limits lim; + struct nvme_id_ns_nvm *nvm = NULL; struct nvme_id_ns *id; + sector_t capacity; unsigned lbaf; int ret; @@ -2109,30 +2092,52 @@ static int nvme_update_ns_info_block(struct nvme_ns *ns, /* namespace not allocated or attached */ info->is_removed = true; ret = -ENODEV; - goto error; + goto out; + } + + if (ns->ctrl->ctratt & NVME_CTRL_ATTR_ELBAS) { + ret = nvme_identify_ns_nvm(ns->ctrl, info->nsid, &nvm); + if (ret < 0) + goto out; } blk_mq_freeze_queue(ns->disk->queue); lbaf = nvme_lbaf_index(id->flbas); ns->head->lba_shift = id->lbaf[lbaf].ds; ns->head->nuse = le64_to_cpu(id->nuse); - nvme_set_queue_limits(ns->ctrl, ns->queue); - - ret = nvme_configure_metadata(ns->ctrl, ns->head, id); - if (ret < 0) { - blk_mq_unfreeze_queue(ns->disk->queue); - goto out; - } - nvme_set_chunk_sectors(ns, id); - nvme_update_disk_info(ns->ctrl, ns->disk, ns->head, id); + capacity = nvme_lba_to_sect(ns->head, le64_to_cpu(id->nsze)); - if (ns->head->ids.csi == NVME_CSI_ZNS) { - ret = nvme_update_zone_info(ns, lbaf); + lim = queue_limits_start_update(ns->disk->queue); + nvme_set_ctrl_limits(ns->ctrl, &lim); + nvme_configure_metadata(ns->ctrl, ns->head, id, nvm); + nvme_set_chunk_sectors(ns, id, &lim); + if (!nvme_update_disk_info(ns, id, &lim)) + capacity = 0; + nvme_config_discard(ns, &lim); + if (IS_ENABLED(CONFIG_BLK_DEV_ZONED) && + ns->head->ids.csi == NVME_CSI_ZNS) { + ret = nvme_update_zone_info(ns, lbaf, &lim); if (ret) { blk_mq_unfreeze_queue(ns->disk->queue); goto out; } } + ret = queue_limits_commit_update(ns->disk->queue, &lim); + if (ret) { + blk_mq_unfreeze_queue(ns->disk->queue); + goto out; + } + + /* + * Register a metadata profile for PI, or the plain non-integrity NVMe + * metadata masquerading as Type 0 if supported, otherwise reject block + * I/O to namespaces with metadata except when the namespace supports + * PI, as it can strip/insert in that case. + */ + if (!nvme_init_integrity(ns->disk, ns->head)) + capacity = 0; + + set_capacity_and_notify(ns->disk, capacity); /* * Only set the DEAC bit if the device guarantees that reads from @@ -2143,62 +2148,81 @@ static int nvme_update_ns_info_block(struct nvme_ns *ns, if ((id->dlfeat & 0x7) == 0x1 && (id->dlfeat & (1 << 3))) ns->head->features |= NVME_NS_DEAC; set_disk_ro(ns->disk, nvme_ns_is_readonly(ns, info)); + blk_queue_write_cache(ns->disk->queue, vwc, vwc); set_bit(NVME_NS_READY, &ns->flags); blk_mq_unfreeze_queue(ns->disk->queue); if (blk_queue_is_zoned(ns->queue)) { - ret = nvme_revalidate_zones(ns); + ret = blk_revalidate_disk_zones(ns->disk, NULL); if (ret && !nvme_first_scan(ns->disk)) goto out; } - if (nvme_ns_head_multipath(ns->head)) { - blk_mq_freeze_queue(ns->head->disk->queue); - nvme_update_disk_info(ns->ctrl, ns->head->disk, ns->head, id); - set_disk_ro(ns->head->disk, nvme_ns_is_readonly(ns, info)); - nvme_mpath_revalidate_paths(ns); - blk_stack_limits(&ns->head->disk->queue->limits, - &ns->queue->limits, 0); - disk_update_readahead(ns->head->disk); - blk_mq_unfreeze_queue(ns->head->disk->queue); - } - ret = 0; out: - /* - * If probing fails due an unsupported feature, hide the block device, - * but still allow other access. - */ - if (ret == -ENODEV) { - ns->disk->flags |= GENHD_FL_HIDDEN; - set_bit(NVME_NS_READY, &ns->flags); - ret = 0; - } - -error: + kfree(nvm); kfree(id); return ret; } static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_ns_info *info) { + bool unsupported = false; + int ret; + switch (info->ids.csi) { case NVME_CSI_ZNS: if (!IS_ENABLED(CONFIG_BLK_DEV_ZONED)) { dev_info(ns->ctrl->device, "block device for nsid %u not supported without CONFIG_BLK_DEV_ZONED\n", info->nsid); - return nvme_update_ns_info_generic(ns, info); + ret = nvme_update_ns_info_generic(ns, info); + break; } - return nvme_update_ns_info_block(ns, info); + ret = nvme_update_ns_info_block(ns, info); + break; case NVME_CSI_NVM: - return nvme_update_ns_info_block(ns, info); + ret = nvme_update_ns_info_block(ns, info); + break; default: dev_info(ns->ctrl->device, "block device for nsid %u not supported (csi %u)\n", info->nsid, info->ids.csi); - return nvme_update_ns_info_generic(ns, info); + ret = nvme_update_ns_info_generic(ns, info); + break; + } + + /* + * If probing fails due an unsupported feature, hide the block device, + * but still allow other access. + */ + if (ret == -ENODEV) { + ns->disk->flags |= GENHD_FL_HIDDEN; + set_bit(NVME_NS_READY, &ns->flags); + unsupported = true; + ret = 0; } + + if (!ret && nvme_ns_head_multipath(ns->head)) { + struct queue_limits lim; + + blk_mq_freeze_queue(ns->head->disk->queue); + if (unsupported) + ns->head->disk->flags |= GENHD_FL_HIDDEN; + else + nvme_init_integrity(ns->head->disk, ns->head); + set_capacity_and_notify(ns->head->disk, get_capacity(ns->disk)); + set_disk_ro(ns->head->disk, nvme_ns_is_readonly(ns, info)); + nvme_mpath_revalidate_paths(ns); + + lim = queue_limits_start_update(ns->head->disk->queue); + queue_limits_stack_bdev(&lim, ns->disk->part0, 0, + ns->head->disk->disk_name); + ret = queue_limits_commit_update(ns->head->disk->queue, &lim); + blk_mq_unfreeze_queue(ns->head->disk->queue); + } + + return ret; } #ifdef CONFIG_BLK_SED_OPAL @@ -2873,7 +2897,7 @@ static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id) subsys->awupf = le16_to_cpu(id->awupf); nvme_mpath_default_iopolicy(subsys); - subsys->dev.class = nvme_subsys_class; + subsys->dev.class = &nvme_subsys_class; subsys->dev.release = nvme_release_subsystem; subsys->dev.groups = nvme_subsys_attrs_groups; dev_set_name(&subsys->dev, "nvme-subsys%d", ctrl->instance); @@ -3113,11 +3137,17 @@ static int nvme_check_ctrl_fabric_info(struct nvme_ctrl *ctrl, struct nvme_id_ct return -EINVAL; } + if (!ctrl->maxcmd) { + dev_err(ctrl->device, "Maximum outstanding commands is 0\n"); + return -EINVAL; + } + return 0; } static int nvme_init_identify(struct nvme_ctrl *ctrl) { + struct queue_limits lim; struct nvme_id_ctrl *id; u32 max_hw_sectors; bool prev_apst_enabled; @@ -3184,7 +3214,12 @@ static int nvme_init_identify(struct nvme_ctrl *ctrl) ctrl->max_hw_sectors = min_not_zero(ctrl->max_hw_sectors, max_hw_sectors); - nvme_set_queue_limits(ctrl, ctrl->admin_q); + lim = queue_limits_start_update(ctrl->admin_q); + nvme_set_ctrl_limits(ctrl, &lim); + ret = queue_limits_commit_update(ctrl->admin_q, &lim); + if (ret) + goto out_free; + ctrl->sgls = le32_to_cpu(id->sgls); ctrl->kas = le16_to_cpu(id->kas); ctrl->max_namespaces = le32_to_cpu(id->mnan); @@ -3416,7 +3451,7 @@ int nvme_cdev_add(struct cdev *cdev, struct device *cdev_device, if (minor < 0) return minor; cdev_device->devt = MKDEV(MAJOR(nvme_ns_chr_devt), minor); - cdev_device->class = nvme_ns_chr_class; + cdev_device->class = &nvme_ns_chr_class; cdev_device->release = nvme_cdev_rel; device_initialize(cdev_device); cdev_init(cdev, fops); @@ -3688,7 +3723,7 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, struct nvme_ns_info *info) if (!ns) return; - disk = blk_mq_alloc_disk(ctrl->tagset, ns); + disk = blk_mq_alloc_disk(ctrl->tagset, NULL, ns); if (IS_ERR(disk)) goto out_free_ns; disk->fops = &nvme_bdev_ops; @@ -3696,7 +3731,6 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, struct nvme_ns_info *info) ns->disk = disk; ns->queue = disk->queue; - ns->passthru_err_log_enabled = false; if (ctrl->opts && ctrl->opts->data_digest) blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, ns->queue); @@ -3762,8 +3796,8 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, struct nvme_ns_info *info) /* * Set ns->disk->device->driver_data to ns so we can access - * ns->logging_enabled in nvme_passthru_err_log_enabled_store() and - * nvme_passthru_err_log_enabled_show(). + * ns->head->passthru_err_log_enabled in + * nvme_io_passthru_err_log_enabled_[store | show](). */ dev_set_drvdata(disk_to_dev(ns->disk), ns); @@ -4191,6 +4225,7 @@ static bool nvme_ctrl_pp_status(struct nvme_ctrl *ctrl) static void nvme_get_fw_slot_info(struct nvme_ctrl *ctrl) { struct nvme_fw_slot_info_log *log; + u8 next_fw_slot, cur_fw_slot; log = kmalloc(sizeof(*log), GFP_KERNEL); if (!log) @@ -4202,13 +4237,15 @@ static void nvme_get_fw_slot_info(struct nvme_ctrl *ctrl) goto out_free_log; } - if (log->afi & 0x70 || !(log->afi & 0x7)) { + cur_fw_slot = log->afi & 0x7; + next_fw_slot = (log->afi & 0x70) >> 4; + if (!cur_fw_slot || (next_fw_slot && (cur_fw_slot != next_fw_slot))) { dev_info(ctrl->device, "Firmware is activated after next Controller Level Reset\n"); goto out_free_log; } - memcpy(ctrl->subsys->firmware_rev, &log->frs[(log->afi & 0x7) - 1], + memcpy(ctrl->subsys->firmware_rev, &log->frs[cur_fw_slot - 1], sizeof(ctrl->subsys->firmware_rev)); out_free_log: @@ -4347,6 +4384,7 @@ EXPORT_SYMBOL_GPL(nvme_complete_async_event); int nvme_alloc_admin_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set, const struct blk_mq_ops *ops, unsigned int cmd_size) { + struct queue_limits lim = {}; int ret; memset(set, 0, sizeof(*set)); @@ -4366,14 +4404,14 @@ int nvme_alloc_admin_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set, if (ret) return ret; - ctrl->admin_q = blk_mq_init_queue(set); + ctrl->admin_q = blk_mq_alloc_queue(set, &lim, NULL); if (IS_ERR(ctrl->admin_q)) { ret = PTR_ERR(ctrl->admin_q); goto out_free_tagset; } if (ctrl->ops->flags & NVME_F_FABRICS) { - ctrl->fabrics_q = blk_mq_init_queue(set); + ctrl->fabrics_q = blk_mq_alloc_queue(set, NULL, NULL); if (IS_ERR(ctrl->fabrics_q)) { ret = PTR_ERR(ctrl->fabrics_q); goto out_cleanup_admin_q; @@ -4437,7 +4475,7 @@ int nvme_alloc_io_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set, return ret; if (ctrl->ops->flags & NVME_F_FABRICS) { - ctrl->connect_q = blk_mq_init_queue(set); + ctrl->connect_q = blk_mq_alloc_queue(set, NULL, NULL); if (IS_ERR(ctrl->connect_q)) { ret = PTR_ERR(ctrl->connect_q); goto out_free_tag_set; @@ -4607,7 +4645,7 @@ int nvme_init_ctrl(struct nvme_ctrl *ctrl, struct device *dev, ctrl->device = &ctrl->ctrl_device; ctrl->device->devt = MKDEV(MAJOR(nvme_ctrl_base_chr_devt), ctrl->instance); - ctrl->device->class = nvme_class; + ctrl->device->class = &nvme_class; ctrl->device->parent = ctrl->dev; if (ops->dev_attr_groups) ctrl->device->groups = ops->dev_attr_groups; @@ -4840,42 +4878,36 @@ static int __init nvme_core_init(void) if (result < 0) goto destroy_delete_wq; - nvme_class = class_create("nvme"); - if (IS_ERR(nvme_class)) { - result = PTR_ERR(nvme_class); + result = class_register(&nvme_class); + if (result) goto unregister_chrdev; - } - nvme_class->dev_uevent = nvme_class_uevent; - nvme_subsys_class = class_create("nvme-subsystem"); - if (IS_ERR(nvme_subsys_class)) { - result = PTR_ERR(nvme_subsys_class); + result = class_register(&nvme_subsys_class); + if (result) goto destroy_class; - } result = alloc_chrdev_region(&nvme_ns_chr_devt, 0, NVME_MINORS, "nvme-generic"); if (result < 0) goto destroy_subsys_class; - nvme_ns_chr_class = class_create("nvme-generic"); - if (IS_ERR(nvme_ns_chr_class)) { - result = PTR_ERR(nvme_ns_chr_class); + result = class_register(&nvme_ns_chr_class); + if (result) goto unregister_generic_ns; - } + result = nvme_init_auth(); if (result) goto destroy_ns_chr; return 0; destroy_ns_chr: - class_destroy(nvme_ns_chr_class); + class_unregister(&nvme_ns_chr_class); unregister_generic_ns: unregister_chrdev_region(nvme_ns_chr_devt, NVME_MINORS); destroy_subsys_class: - class_destroy(nvme_subsys_class); + class_unregister(&nvme_subsys_class); destroy_class: - class_destroy(nvme_class); + class_unregister(&nvme_class); unregister_chrdev: unregister_chrdev_region(nvme_ctrl_base_chr_devt, NVME_MINORS); destroy_delete_wq: @@ -4891,9 +4923,9 @@ out: static void __exit nvme_core_exit(void) { nvme_exit_auth(); - class_destroy(nvme_ns_chr_class); - class_destroy(nvme_subsys_class); - class_destroy(nvme_class); + class_unregister(&nvme_ns_chr_class); + class_unregister(&nvme_subsys_class); + class_unregister(&nvme_class); unregister_chrdev_region(nvme_ns_chr_devt, NVME_MINORS); unregister_chrdev_region(nvme_ctrl_base_chr_devt, NVME_MINORS); destroy_workqueue(nvme_delete_wq); diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c index 3499acbf6a82..1f0ea1f32d22 100644 --- a/drivers/nvme/host/fabrics.c +++ b/drivers/nvme/host/fabrics.c @@ -534,6 +534,7 @@ int nvmf_connect_io_queue(struct nvme_ctrl *ctrl, u16 qid) if (ret) { nvmf_log_connect_error(ctrl, ret, le32_to_cpu(res.u32), &cmd, data); + goto out_free_data; } result = le32_to_cpu(res.u32); if (result & (NVME_CONNECT_AUTHREQ_ATR | NVME_CONNECT_AUTHREQ_ASCR)) { @@ -637,7 +638,7 @@ static struct key *nvmf_parse_key(int key_id) } key = key_lookup(key_id); - if (!IS_ERR(key)) + if (IS_ERR(key)) pr_err("key id %08x not found\n", key_id); else pr_debug("Using key id %08x\n", key_id); @@ -1318,7 +1319,10 @@ out_free_opts: return ERR_PTR(ret); } -static struct class *nvmf_class; +static const struct class nvmf_class = { + .name = "nvme-fabrics", +}; + static struct device *nvmf_device; static DEFINE_MUTEX(nvmf_dev_mutex); @@ -1438,15 +1442,14 @@ static int __init nvmf_init(void) if (!nvmf_default_host) return -ENOMEM; - nvmf_class = class_create("nvme-fabrics"); - if (IS_ERR(nvmf_class)) { + ret = class_register(&nvmf_class); + if (ret) { pr_err("couldn't register class nvme-fabrics\n"); - ret = PTR_ERR(nvmf_class); goto out_free_host; } nvmf_device = - device_create(nvmf_class, NULL, MKDEV(0, 0), NULL, "ctl"); + device_create(&nvmf_class, NULL, MKDEV(0, 0), NULL, "ctl"); if (IS_ERR(nvmf_device)) { pr_err("couldn't create nvme-fabrics device!\n"); ret = PTR_ERR(nvmf_device); @@ -1462,9 +1465,9 @@ static int __init nvmf_init(void) return 0; out_destroy_device: - device_destroy(nvmf_class, MKDEV(0, 0)); + device_destroy(&nvmf_class, MKDEV(0, 0)); out_destroy_class: - class_destroy(nvmf_class); + class_unregister(&nvmf_class); out_free_host: nvmf_host_put(nvmf_default_host); return ret; @@ -1473,8 +1476,8 @@ out_free_host: static void __exit nvmf_exit(void) { misc_deregister(&nvmf_misc); - device_destroy(nvmf_class, MKDEV(0, 0)); - class_destroy(nvmf_class); + device_destroy(&nvmf_class, MKDEV(0, 0)); + class_unregister(&nvmf_class); nvmf_host_put(nvmf_default_host); BUILD_BUG_ON(sizeof(struct nvmf_common_command) != 64); diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c index 18f5c1be5d67..3dfd5ae99ae0 100644 --- a/drivers/nvme/host/ioctl.c +++ b/drivers/nvme/host/ioctl.c @@ -228,7 +228,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio) length = (io.nblocks + 1) << ns->head->lba_shift; if ((io.control & NVME_RW_PRINFO_PRACT) && - ns->head->ms == sizeof(struct t10_pi_tuple)) { + (ns->head->ms == ns->head->pi_size)) { /* * Protection information is stripped/inserted by the * controller. diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 74de1e64aeea..5397fb428b24 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -516,6 +516,7 @@ static void nvme_requeue_work(struct work_struct *work) int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head) { + struct queue_limits lim; bool vwc = false; mutex_init(&head->lock); @@ -532,9 +533,14 @@ int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head) !nvme_is_unique_nsid(ctrl, head) || !multipath) return 0; - head->disk = blk_alloc_disk(ctrl->numa_node); - if (!head->disk) - return -ENOMEM; + blk_set_stacking_limits(&lim); + lim.dma_alignment = 3; + if (head->ids.csi != NVME_CSI_ZNS) + lim.max_zone_append_sectors = 0; + + head->disk = blk_alloc_disk(&lim, ctrl->numa_node); + if (IS_ERR(head->disk)) + return PTR_ERR(head->disk); head->disk->fops = &nvme_ns_head_ops; head->disk->private_data = head; sprintf(head->disk->disk_name, "nvme%dn%d", @@ -553,11 +559,6 @@ int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head) ctrl->tagset->map[HCTX_TYPE_POLL].nr_queues) blk_queue_flag_set(QUEUE_FLAG_POLL, head->disk->queue); - /* set to a default value of 512 until the disk is validated */ - blk_queue_logical_block_size(head->disk->queue, 512); - blk_set_stacking_limits(&head->disk->queue->limits); - blk_queue_dma_alignment(head->disk->queue, 3); - /* we need to propagate up the VMC settings */ if (ctrl->vwc & NVME_CTRL_VWC_PRESENT) vwc = true; diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 3897334e3950..24193fcb8bd5 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -455,6 +455,7 @@ struct nvme_ns_head { struct list_head entry; struct kref ref; bool shared; + bool passthru_err_log_enabled; int instance; struct nvme_effects_log *effects; u64 nuse; @@ -463,6 +464,7 @@ struct nvme_ns_head { u16 ms; u16 pi_size; u8 pi_type; + u8 pi_offset; u8 guard_type; u16 sgs; u32 sws; @@ -523,7 +525,6 @@ struct nvme_ns { struct device cdev_device; struct nvme_fault_inject fault_inject; - bool passthru_err_log_enabled; }; /* NVMe ns supports metadata actions by the controller (generate/strip) */ @@ -1035,11 +1036,11 @@ static inline bool nvme_disk_is_ns_head(struct gendisk *disk) } #endif /* CONFIG_NVME_MULTIPATH */ -int nvme_revalidate_zones(struct nvme_ns *ns); int nvme_ns_report_zones(struct nvme_ns *ns, sector_t sector, unsigned int nr_zones, report_zones_cb cb, void *data); +int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf, + struct queue_limits *lim); #ifdef CONFIG_BLK_DEV_ZONED -int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf); blk_status_t nvme_setup_zone_mgmt_send(struct nvme_ns *ns, struct request *req, struct nvme_command *cmnd, enum nvme_zone_mgmt_action action); @@ -1050,13 +1051,6 @@ static inline blk_status_t nvme_setup_zone_mgmt_send(struct nvme_ns *ns, { return BLK_STS_NOTSUPP; } - -static inline int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf) -{ - dev_warn(ns->ctrl->device, - "Please enable CONFIG_BLK_DEV_ZONED to support ZNS devices\n"); - return -EPROTONOSUPPORT; -} #endif static inline struct nvme_ns *nvme_get_ns_from_dev(struct device *dev) diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 20fdd40b1879..366f0bb4ebfc 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -1006,6 +1006,7 @@ static int nvme_rdma_setup_ctrl(struct nvme_rdma_ctrl *ctrl, bool new) { int ret; bool changed; + u16 max_queue_size; ret = nvme_rdma_configure_admin_queue(ctrl, new); if (ret) @@ -1030,11 +1031,16 @@ static int nvme_rdma_setup_ctrl(struct nvme_rdma_ctrl *ctrl, bool new) ctrl->ctrl.opts->queue_size, ctrl->ctrl.sqsize + 1); } - if (ctrl->ctrl.sqsize + 1 > NVME_RDMA_MAX_QUEUE_SIZE) { + if (ctrl->ctrl.max_integrity_segments) + max_queue_size = NVME_RDMA_MAX_METADATA_QUEUE_SIZE; + else + max_queue_size = NVME_RDMA_MAX_QUEUE_SIZE; + + if (ctrl->ctrl.sqsize + 1 > max_queue_size) { dev_warn(ctrl->ctrl.device, - "ctrl sqsize %u > max queue size %u, clamping down\n", - ctrl->ctrl.sqsize + 1, NVME_RDMA_MAX_QUEUE_SIZE); - ctrl->ctrl.sqsize = NVME_RDMA_MAX_QUEUE_SIZE - 1; + "ctrl sqsize %u > max queue size %u, clamping down\n", + ctrl->ctrl.sqsize + 1, max_queue_size); + ctrl->ctrl.sqsize = max_queue_size - 1; } if (ctrl->ctrl.sqsize + 1 > ctrl->ctrl.maxcmd) { diff --git a/drivers/nvme/host/sysfs.c b/drivers/nvme/host/sysfs.c index d099218e494a..09fcaa519e5b 100644 --- a/drivers/nvme/host/sysfs.c +++ b/drivers/nvme/host/sysfs.c @@ -48,8 +48,8 @@ static ssize_t nvme_adm_passthru_err_log_enabled_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct nvme_ctrl *ctrl = dev_get_drvdata(dev); - int err; bool passthru_err_log_enabled; + int err; err = kstrtobool(buf, &passthru_err_log_enabled); if (err) @@ -60,25 +60,34 @@ static ssize_t nvme_adm_passthru_err_log_enabled_store(struct device *dev, return count; } +static inline struct nvme_ns_head *dev_to_ns_head(struct device *dev) +{ + struct gendisk *disk = dev_to_disk(dev); + + if (nvme_disk_is_ns_head(disk)) + return disk->private_data; + return nvme_get_ns_from_dev(dev)->head; +} + static ssize_t nvme_io_passthru_err_log_enabled_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct nvme_ns *n = dev_get_drvdata(dev); + struct nvme_ns_head *head = dev_to_ns_head(dev); - return sysfs_emit(buf, n->passthru_err_log_enabled ? "on\n" : "off\n"); + return sysfs_emit(buf, head->passthru_err_log_enabled ? "on\n" : "off\n"); } static ssize_t nvme_io_passthru_err_log_enabled_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct nvme_ns *ns = dev_get_drvdata(dev); - int err; + struct nvme_ns_head *head = dev_to_ns_head(dev); bool passthru_err_log_enabled; + int err; err = kstrtobool(buf, &passthru_err_log_enabled); if (err) return -EINVAL; - ns->passthru_err_log_enabled = passthru_err_log_enabled; + head->passthru_err_log_enabled = passthru_err_log_enabled; return count; } @@ -91,15 +100,6 @@ static struct device_attribute dev_attr_io_passthru_err_log_enabled = \ __ATTR(passthru_err_log_enabled, S_IRUGO | S_IWUSR, \ nvme_io_passthru_err_log_enabled_show, nvme_io_passthru_err_log_enabled_store); -static inline struct nvme_ns_head *dev_to_ns_head(struct device *dev) -{ - struct gendisk *disk = dev_to_disk(dev); - - if (nvme_disk_is_ns_head(disk)) - return disk->private_data; - return nvme_get_ns_from_dev(dev)->head; -} - static ssize_t wwid_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -221,14 +221,11 @@ static int ns_update_nuse(struct nvme_ns *ns) ret = nvme_identify_ns(ns->ctrl, ns->head->ns_id, &id); if (ret) - goto out_free_id; + return ret; ns->head->nuse = le64_to_cpu(id->nuse); - -out_free_id: kfree(id); - - return ret; + return 0; } static ssize_t nuse_show(struct device *dev, struct device_attribute *attr, diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index a6d596e05602..3692b56cb58d 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1344,7 +1344,6 @@ static int nvme_tcp_alloc_async_req(struct nvme_tcp_ctrl *ctrl) static void nvme_tcp_free_queue(struct nvme_ctrl *nctrl, int qid) { - struct page *page; struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); struct nvme_tcp_queue *queue = &ctrl->queues[qid]; unsigned int noreclaim_flag; @@ -1355,11 +1354,7 @@ static void nvme_tcp_free_queue(struct nvme_ctrl *nctrl, int qid) if (queue->hdr_digest || queue->data_digest) nvme_tcp_free_crypto(queue); - if (queue->pf_cache.va) { - page = virt_to_head_page(queue->pf_cache.va); - __page_frag_cache_drain(page, queue->pf_cache.pagecnt_bias); - queue->pf_cache.va = NULL; - } + page_frag_cache_drain(&queue->pf_cache); noreclaim_flag = memalloc_noreclaim_save(); /* ->sock will be released by fput() */ diff --git a/drivers/nvme/host/zns.c b/drivers/nvme/host/zns.c index 499bbb0eee8d..722384bcc765 100644 --- a/drivers/nvme/host/zns.c +++ b/drivers/nvme/host/zns.c @@ -7,16 +7,6 @@ #include <linux/vmalloc.h> #include "nvme.h" -int nvme_revalidate_zones(struct nvme_ns *ns) -{ - struct request_queue *q = ns->queue; - - blk_queue_chunk_sectors(q, ns->head->zsze); - blk_queue_max_zone_append_sectors(q, ns->ctrl->max_zone_append); - - return blk_revalidate_disk_zones(ns->disk, NULL); -} - static int nvme_set_max_append(struct nvme_ctrl *ctrl) { struct nvme_command c = { }; @@ -45,10 +35,10 @@ static int nvme_set_max_append(struct nvme_ctrl *ctrl) return 0; } -int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf) +int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf, + struct queue_limits *lim) { struct nvme_effects_log *log = ns->head->effects; - struct request_queue *q = ns->queue; struct nvme_command c = { }; struct nvme_id_ns_zns *id; int status; @@ -109,10 +99,12 @@ int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf) goto free_data; } - disk_set_zoned(ns->disk); - blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q); - disk_set_max_open_zones(ns->disk, le32_to_cpu(id->mor) + 1); - disk_set_max_active_zones(ns->disk, le32_to_cpu(id->mar) + 1); + blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, ns->queue); + lim->zoned = 1; + lim->max_open_zones = le32_to_cpu(id->mor) + 1; + lim->max_active_zones = le32_to_cpu(id->mar) + 1; + lim->chunk_sectors = ns->head->zsze; + lim->max_zone_append_sectors = ns->ctrl->max_zone_append; free_data: kfree(id); return status; diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index 39cb570f833d..f5b7054a4a05 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -428,7 +428,7 @@ static void nvmet_execute_identify_ctrl(struct nvmet_req *req) id->cqes = (0x4 << 4) | 0x4; /* no enforcement soft-limit for maxcmd - pick arbitrary high value */ - id->maxcmd = cpu_to_le16(NVMET_MAX_CMD); + id->maxcmd = cpu_to_le16(NVMET_MAX_CMD(ctrl)); id->nn = cpu_to_le32(NVMET_MAX_NAMESPACES); id->mnan = cpu_to_le32(NVMET_MAX_NAMESPACES); diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c index 2482a0db2504..77a6e817b315 100644 --- a/drivers/nvme/target/configfs.c +++ b/drivers/nvme/target/configfs.c @@ -273,6 +273,32 @@ static ssize_t nvmet_param_inline_data_size_store(struct config_item *item, CONFIGFS_ATTR(nvmet_, param_inline_data_size); +static ssize_t nvmet_param_max_queue_size_show(struct config_item *item, + char *page) +{ + struct nvmet_port *port = to_nvmet_port(item); + + return snprintf(page, PAGE_SIZE, "%d\n", port->max_queue_size); +} + +static ssize_t nvmet_param_max_queue_size_store(struct config_item *item, + const char *page, size_t count) +{ + struct nvmet_port *port = to_nvmet_port(item); + int ret; + + if (nvmet_is_port_enabled(port, __func__)) + return -EACCES; + ret = kstrtoint(page, 0, &port->max_queue_size); + if (ret) { + pr_err("Invalid value '%s' for max_queue_size\n", page); + return -EINVAL; + } + return count; +} + +CONFIGFS_ATTR(nvmet_, param_max_queue_size); + #ifdef CONFIG_BLK_DEV_INTEGRITY static ssize_t nvmet_param_pi_enable_show(struct config_item *item, char *page) @@ -1859,6 +1885,7 @@ static struct configfs_attribute *nvmet_port_attrs[] = { &nvmet_attr_addr_trtype, &nvmet_attr_addr_tsas, &nvmet_attr_param_inline_data_size, + &nvmet_attr_param_max_queue_size, #ifdef CONFIG_BLK_DEV_INTEGRITY &nvmet_attr_param_pi_enable, #endif @@ -1917,6 +1944,7 @@ static struct config_group *nvmet_ports_make(struct config_group *group, INIT_LIST_HEAD(&port->subsystems); INIT_LIST_HEAD(&port->referrals); port->inline_data_size = -1; /* < 0 == let the transport choose */ + port->max_queue_size = -1; /* < 0 == let the transport choose */ port->disc_addr.portid = cpu_to_le16(portid); port->disc_addr.adrfam = NVMF_ADDR_FAMILY_MAX; diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 8658e9c08534..6bbe4df0166c 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -358,6 +358,18 @@ int nvmet_enable_port(struct nvmet_port *port) if (port->inline_data_size < 0) port->inline_data_size = 0; + /* + * If the transport didn't set the max_queue_size properly, then clamp + * it to the target limits. Also set default values in case the + * transport didn't set it at all. + */ + if (port->max_queue_size < 0) + port->max_queue_size = NVMET_MAX_QUEUE_SIZE; + else + port->max_queue_size = clamp_t(int, port->max_queue_size, + NVMET_MIN_QUEUE_SIZE, + NVMET_MAX_QUEUE_SIZE); + port->enabled = true; port->tr_ops = ops; return 0; @@ -1223,9 +1235,10 @@ static void nvmet_init_cap(struct nvmet_ctrl *ctrl) ctrl->cap |= (15ULL << 24); /* maximum queue entries supported: */ if (ctrl->ops->get_max_queue_size) - ctrl->cap |= ctrl->ops->get_max_queue_size(ctrl) - 1; + ctrl->cap |= min_t(u16, ctrl->ops->get_max_queue_size(ctrl), + ctrl->port->max_queue_size) - 1; else - ctrl->cap |= NVMET_QUEUE_SIZE - 1; + ctrl->cap |= ctrl->port->max_queue_size - 1; if (nvmet_is_passthru_subsys(ctrl->subsys)) nvmet_passthrough_override_cap(ctrl); @@ -1411,6 +1424,7 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn, kref_init(&ctrl->ref); ctrl->subsys = subsys; + ctrl->pi_support = ctrl->port->pi_enable && ctrl->subsys->pi_support; nvmet_init_cap(ctrl); WRITE_ONCE(ctrl->aen_enabled, NVMET_AEN_CFG_OPTIONAL); diff --git a/drivers/nvme/target/discovery.c b/drivers/nvme/target/discovery.c index 68e82ccc0e4e..ce54da8c6b36 100644 --- a/drivers/nvme/target/discovery.c +++ b/drivers/nvme/target/discovery.c @@ -282,7 +282,7 @@ static void nvmet_execute_disc_identify(struct nvmet_req *req) id->lpa = (1 << 2); /* no enforcement soft-limit for maxcmd - pick arbitrary high value */ - id->maxcmd = cpu_to_le16(NVMET_MAX_CMD); + id->maxcmd = cpu_to_le16(NVMET_MAX_CMD(ctrl)); id->sgls = cpu_to_le32(1 << 0); /* we always support SGLs */ if (ctrl->ops->flags & NVMF_KEYED_SGLS) diff --git a/drivers/nvme/target/fabrics-cmd.c b/drivers/nvme/target/fabrics-cmd.c index d8da840a1c0e..b23f4cf840bd 100644 --- a/drivers/nvme/target/fabrics-cmd.c +++ b/drivers/nvme/target/fabrics-cmd.c @@ -157,7 +157,8 @@ static u16 nvmet_install_queue(struct nvmet_ctrl *ctrl, struct nvmet_req *req) return NVME_SC_CMD_SEQ_ERROR | NVME_SC_DNR; } - if (sqsize > mqes) { + /* for fabrics, this value applies to only the I/O Submission Queues */ + if (qid && sqsize > mqes) { pr_warn("sqsize %u is larger than MQES supported %u cntlid %d\n", sqsize, mqes, ctrl->cntlid); req->error_loc = offsetof(struct nvmf_connect_command, sqsize); @@ -209,7 +210,7 @@ static void nvmet_execute_admin_connect(struct nvmet_req *req) struct nvmf_connect_command *c = &req->cmd->connect; struct nvmf_connect_data *d; struct nvmet_ctrl *ctrl = NULL; - u16 status = 0; + u16 status; int ret; if (!nvmet_check_transfer_len(req, sizeof(struct nvmf_connect_data))) @@ -251,8 +252,6 @@ static void nvmet_execute_admin_connect(struct nvmet_req *req) if (status) goto out; - ctrl->pi_support = ctrl->port->pi_enable && ctrl->subsys->pi_support; - uuid_copy(&ctrl->hostid, &d->hostid); ret = nvmet_setup_auth(ctrl); @@ -290,7 +289,7 @@ static void nvmet_execute_io_connect(struct nvmet_req *req) struct nvmf_connect_data *d; struct nvmet_ctrl *ctrl; u16 qid = le16_to_cpu(c->qid); - u16 status = 0; + u16 status; if (!nvmet_check_transfer_len(req, sizeof(struct nvmf_connect_data))) return; diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c index 1471af250ea6..913cd2ec7a6f 100644 --- a/drivers/nvme/target/fcloop.c +++ b/drivers/nvme/target/fcloop.c @@ -1556,7 +1556,9 @@ static const struct attribute_group *fcloop_dev_attr_groups[] = { NULL, }; -static struct class *fcloop_class; +static const struct class fcloop_class = { + .name = "fcloop", +}; static struct device *fcloop_device; @@ -1564,15 +1566,14 @@ static int __init fcloop_init(void) { int ret; - fcloop_class = class_create("fcloop"); - if (IS_ERR(fcloop_class)) { + ret = class_register(&fcloop_class); + if (ret) { pr_err("couldn't register class fcloop\n"); - ret = PTR_ERR(fcloop_class); return ret; } fcloop_device = device_create_with_groups( - fcloop_class, NULL, MKDEV(0, 0), NULL, + &fcloop_class, NULL, MKDEV(0, 0), NULL, fcloop_dev_attr_groups, "ctl"); if (IS_ERR(fcloop_device)) { pr_err("couldn't create ctl device!\n"); @@ -1585,7 +1586,7 @@ static int __init fcloop_init(void) return 0; out_destroy_class: - class_destroy(fcloop_class); + class_unregister(&fcloop_class); return ret; } @@ -1643,8 +1644,8 @@ static void __exit fcloop_exit(void) put_device(fcloop_device); - device_destroy(fcloop_class, MKDEV(0, 0)); - class_destroy(fcloop_class); + device_destroy(&fcloop_class, MKDEV(0, 0)); + class_unregister(&fcloop_class); } module_init(fcloop_init); diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd-bdev.c index f11400a908f2..6426aac2634a 100644 --- a/drivers/nvme/target/io-cmd-bdev.c +++ b/drivers/nvme/target/io-cmd-bdev.c @@ -50,10 +50,10 @@ void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id) void nvmet_bdev_ns_disable(struct nvmet_ns *ns) { - if (ns->bdev_handle) { - bdev_release(ns->bdev_handle); + if (ns->bdev_file) { + fput(ns->bdev_file); ns->bdev = NULL; - ns->bdev_handle = NULL; + ns->bdev_file = NULL; } } @@ -85,18 +85,18 @@ int nvmet_bdev_ns_enable(struct nvmet_ns *ns) if (ns->buffered_io) return -ENOTBLK; - ns->bdev_handle = bdev_open_by_path(ns->device_path, + ns->bdev_file = bdev_file_open_by_path(ns->device_path, BLK_OPEN_READ | BLK_OPEN_WRITE, NULL, NULL); - if (IS_ERR(ns->bdev_handle)) { - ret = PTR_ERR(ns->bdev_handle); + if (IS_ERR(ns->bdev_file)) { + ret = PTR_ERR(ns->bdev_file); if (ret != -ENOTBLK) { pr_err("failed to open block device %s: (%d)\n", ns->device_path, ret); } - ns->bdev_handle = NULL; + ns->bdev_file = NULL; return ret; } - ns->bdev = ns->bdev_handle->bdev; + ns->bdev = file_bdev(ns->bdev_file); ns->size = bdev_nr_bytes(ns->bdev); ns->blksize_shift = blksize_bits(bdev_logical_block_size(ns->bdev)); diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index 6c8acebe1a1a..f460728e1df1 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -58,7 +58,7 @@ struct nvmet_ns { struct percpu_ref ref; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct block_device *bdev; struct file *file; bool readonly; @@ -163,6 +163,7 @@ struct nvmet_port { void *priv; bool enabled; int inline_data_size; + int max_queue_size; const struct nvmet_fabrics_ops *tr_ops; bool pi_enable; }; @@ -543,9 +544,10 @@ void nvmet_subsys_disc_changed(struct nvmet_subsys *subsys, void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type, u8 event_info, u8 log_page); -#define NVMET_QUEUE_SIZE 1024 +#define NVMET_MIN_QUEUE_SIZE 16 +#define NVMET_MAX_QUEUE_SIZE 1024 #define NVMET_NR_QUEUES 128 -#define NVMET_MAX_CMD NVMET_QUEUE_SIZE +#define NVMET_MAX_CMD(ctrl) (NVME_CAP_MQES(ctrl->cap) + 1) /* * Nice round number that makes a list of nsids fit into a page. diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c index f2d963e1fe94..bb4a69d538fd 100644 --- a/drivers/nvme/target/passthru.c +++ b/drivers/nvme/target/passthru.c @@ -132,7 +132,7 @@ static u16 nvmet_passthru_override_id_ctrl(struct nvmet_req *req) id->sqes = min_t(__u8, ((0x6 << 4) | 0x6), id->sqes); id->cqes = min_t(__u8, ((0x4 << 4) | 0x4), id->cqes); - id->maxcmd = cpu_to_le16(NVMET_MAX_CMD); + id->maxcmd = cpu_to_le16(NVMET_MAX_CMD(ctrl)); /* don't support fuse commands */ id->fuses = 0; diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c index 3a0f2c170f4c..f2bb9d95ecf4 100644 --- a/drivers/nvme/target/rdma.c +++ b/drivers/nvme/target/rdma.c @@ -1956,6 +1956,14 @@ static int nvmet_rdma_add_port(struct nvmet_port *nport) nport->inline_data_size = NVMET_RDMA_MAX_INLINE_DATA_SIZE; } + if (nport->max_queue_size < 0) { + nport->max_queue_size = NVME_RDMA_DEFAULT_QUEUE_SIZE; + } else if (nport->max_queue_size > NVME_RDMA_MAX_QUEUE_SIZE) { + pr_warn("max_queue_size %u is too large, reducing to %u\n", + nport->max_queue_size, NVME_RDMA_MAX_QUEUE_SIZE); + nport->max_queue_size = NVME_RDMA_MAX_QUEUE_SIZE; + } + ret = inet_pton_with_scope(&init_net, af, nport->disc_addr.traddr, nport->disc_addr.trsvcid, &port->addr); if (ret) { @@ -2015,6 +2023,8 @@ static u8 nvmet_rdma_get_mdts(const struct nvmet_ctrl *ctrl) static u16 nvmet_rdma_get_max_queue_size(const struct nvmet_ctrl *ctrl) { + if (ctrl->pi_support) + return NVME_RDMA_MAX_METADATA_QUEUE_SIZE; return NVME_RDMA_MAX_QUEUE_SIZE; } diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index c8655fc5aa5b..2aa5762e9f50 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -1591,7 +1591,6 @@ static void nvmet_tcp_free_cmd_data_in_buffers(struct nvmet_tcp_queue *queue) static void nvmet_tcp_release_queue_work(struct work_struct *w) { - struct page *page; struct nvmet_tcp_queue *queue = container_of(w, struct nvmet_tcp_queue, release_work); @@ -1615,8 +1614,7 @@ static void nvmet_tcp_release_queue_work(struct work_struct *w) if (queue->hdr_digest || queue->data_digest) nvmet_tcp_free_crypto(queue); ida_free(&nvmet_tcp_queue_ida, queue->idx); - page = virt_to_head_page(queue->pf_cache.va); - __page_frag_cache_drain(page, queue->pf_cache.pagecnt_bias); + page_frag_cache_drain(&queue->pf_cache); kfree(queue); } diff --git a/drivers/nvme/target/zns.c b/drivers/nvme/target/zns.c index 5b5c1e481722..3148d9f1bde6 100644 --- a/drivers/nvme/target/zns.c +++ b/drivers/nvme/target/zns.c @@ -456,8 +456,7 @@ static u16 nvmet_bdev_execute_zmgmt_send_all(struct nvmet_req *req) switch (zsa_req_op(req->cmd->zms.zsa)) { case REQ_OP_ZONE_RESET: ret = blkdev_zone_mgmt(req->ns->bdev, REQ_OP_ZONE_RESET, 0, - get_capacity(req->ns->bdev->bd_disk), - GFP_KERNEL); + get_capacity(req->ns->bdev->bd_disk)); if (ret < 0) return blkdev_zone_mgmt_errno_to_nvme_status(ret); break; @@ -508,7 +507,7 @@ static void nvmet_bdev_zmgmt_send_work(struct work_struct *w) goto out; } - ret = blkdev_zone_mgmt(bdev, op, sect, zone_sectors, GFP_KERNEL); + ret = blkdev_zone_mgmt(bdev, op, sect, zone_sectors); if (ret < 0) status = blkdev_zone_mgmt_errno_to_nvme_status(ret); diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 980123fb4dde..eb357ac2e54a 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -460,8 +460,9 @@ static int nvmem_populate_sysfs_cells(struct nvmem_device *nvmem) list_for_each_entry(entry, &nvmem->cells, node) { sysfs_bin_attr_init(&attrs[i]); attrs[i].attr.name = devm_kasprintf(&nvmem->dev, GFP_KERNEL, - "%s@%x", entry->name, - entry->offset); + "%s@%x,%x", entry->name, + entry->offset, + entry->bit_offset); attrs[i].attr.mode = 0444; attrs[i].size = entry->bytes; attrs[i].read = &nvmem_cell_attr_read; diff --git a/drivers/of/property.c b/drivers/of/property.c index 641a40cf5cf3..fa8cd33be131 100644 --- a/drivers/of/property.c +++ b/drivers/of/property.c @@ -763,7 +763,9 @@ struct device_node *of_graph_get_port_parent(struct device_node *node) /* Walk 3 levels up only if there is 'ports' node. */ for (depth = 3; depth && node; depth--) { node = of_get_next_parent(node); - if (depth == 2 && !of_node_name_eq(node, "ports")) + if (depth == 2 && !of_node_name_eq(node, "ports") && + !of_node_name_eq(node, "in-ports") && + !of_node_name_eq(node, "out-ports")) break; } return node; @@ -1063,36 +1065,6 @@ of_fwnode_device_get_match_data(const struct fwnode_handle *fwnode, return of_device_get_match_data(dev); } -static struct device_node *of_get_compat_node(struct device_node *np) -{ - of_node_get(np); - - while (np) { - if (!of_device_is_available(np)) { - of_node_put(np); - np = NULL; - } - - if (of_property_present(np, "compatible")) - break; - - np = of_get_next_parent(np); - } - - return np; -} - -static struct device_node *of_get_compat_node_parent(struct device_node *np) -{ - struct device_node *parent, *node; - - parent = of_get_parent(np); - node = of_get_compat_node(parent); - of_node_put(parent); - - return node; -} - static void of_link_to_phandle(struct device_node *con_np, struct device_node *sup_np) { @@ -1222,10 +1194,10 @@ static struct device_node *parse_##fname(struct device_node *np, \ * parse_prop.prop_name: Name of property holding a phandle value * parse_prop.index: For properties holding a list of phandles, this is the * index into the list + * @get_con_dev: If the consumer node containing the property is never converted + * to a struct device, implement this ops so fw_devlink can use it + * to find the true consumer. * @optional: Describes whether a supplier is mandatory or not - * @node_not_dev: The consumer node containing the property is never converted - * to a struct device. Instead, parse ancestor nodes for the - * compatible property to find a node corresponding to a device. * * Returns: * parse_prop() return values are @@ -1236,15 +1208,15 @@ static struct device_node *parse_##fname(struct device_node *np, \ struct supplier_bindings { struct device_node *(*parse_prop)(struct device_node *np, const char *prop_name, int index); + struct device_node *(*get_con_dev)(struct device_node *np); bool optional; - bool node_not_dev; }; DEFINE_SIMPLE_PROP(clocks, "clocks", "#clock-cells") DEFINE_SIMPLE_PROP(interconnects, "interconnects", "#interconnect-cells") DEFINE_SIMPLE_PROP(iommus, "iommus", "#iommu-cells") DEFINE_SIMPLE_PROP(mboxes, "mboxes", "#mbox-cells") -DEFINE_SIMPLE_PROP(io_channels, "io-channel", "#io-channel-cells") +DEFINE_SIMPLE_PROP(io_channels, "io-channels", "#io-channel-cells") DEFINE_SIMPLE_PROP(interrupt_parent, "interrupt-parent", NULL) DEFINE_SIMPLE_PROP(dmas, "dmas", "#dma-cells") DEFINE_SIMPLE_PROP(power_domains, "power-domains", "#power-domain-cells") @@ -1262,7 +1234,6 @@ DEFINE_SIMPLE_PROP(pinctrl5, "pinctrl-5", NULL) DEFINE_SIMPLE_PROP(pinctrl6, "pinctrl-6", NULL) DEFINE_SIMPLE_PROP(pinctrl7, "pinctrl-7", NULL) DEFINE_SIMPLE_PROP(pinctrl8, "pinctrl-8", NULL) -DEFINE_SIMPLE_PROP(remote_endpoint, "remote-endpoint", NULL) DEFINE_SIMPLE_PROP(pwms, "pwms", "#pwm-cells") DEFINE_SIMPLE_PROP(resets, "resets", "#reset-cells") DEFINE_SIMPLE_PROP(leds, "leds", NULL) @@ -1328,6 +1299,17 @@ static struct device_node *parse_interrupts(struct device_node *np, return of_irq_parse_one(np, index, &sup_args) ? NULL : sup_args.np; } +static struct device_node *parse_remote_endpoint(struct device_node *np, + const char *prop_name, + int index) +{ + /* Return NULL for index > 0 to signify end of remote-endpoints. */ + if (index > 0 || strcmp(prop_name, "remote-endpoint")) + return NULL; + + return of_graph_get_remote_port_parent(np); +} + static const struct supplier_bindings of_supplier_bindings[] = { { .parse_prop = parse_clocks, }, { .parse_prop = parse_interconnects, }, @@ -1352,7 +1334,10 @@ static const struct supplier_bindings of_supplier_bindings[] = { { .parse_prop = parse_pinctrl6, }, { .parse_prop = parse_pinctrl7, }, { .parse_prop = parse_pinctrl8, }, - { .parse_prop = parse_remote_endpoint, .node_not_dev = true, }, + { + .parse_prop = parse_remote_endpoint, + .get_con_dev = of_graph_get_port_parent, + }, { .parse_prop = parse_pwms, }, { .parse_prop = parse_resets, }, { .parse_prop = parse_leds, }, @@ -1403,8 +1388,8 @@ static int of_link_property(struct device_node *con_np, const char *prop_name) while ((phandle = s->parse_prop(con_np, prop_name, i))) { struct device_node *con_dev_np; - con_dev_np = s->node_not_dev - ? of_get_compat_node_parent(con_np) + con_dev_np = s->get_con_dev + ? s->get_con_dev(con_np) : of_node_get(con_np); matched = true; i++; diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index cfd60e35a899..d7593bde2d02 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -50,6 +50,12 @@ static struct unittest_results { failed; \ }) +#ifdef CONFIG_OF_KOBJ +#define OF_KREF_READ(NODE) kref_read(&(NODE)->kobj.kref) +#else +#define OF_KREF_READ(NODE) 1 +#endif + /* * Expected message may have a message level other than KERN_INFO. * Print the expected message only if the current loglevel will allow @@ -570,7 +576,7 @@ static void __init of_unittest_parse_phandle_with_args_map(void) pr_err("missing testcase data\n"); return; } - prefs[i] = kref_read(&p[i]->kobj.kref); + prefs[i] = OF_KREF_READ(p[i]); } rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells"); @@ -693,9 +699,9 @@ static void __init of_unittest_parse_phandle_with_args_map(void) unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); for (i = 0; i < ARRAY_SIZE(p); ++i) { - unittest(prefs[i] == kref_read(&p[i]->kobj.kref), + unittest(prefs[i] == OF_KREF_READ(p[i]), "provider%d: expected:%d got:%d\n", - i, prefs[i], kref_read(&p[i]->kobj.kref)); + i, prefs[i], OF_KREF_READ(p[i])); of_node_put(p[i]); } } diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c index 5befed2dc02b..9a437cfce073 100644 --- a/drivers/pci/controller/dwc/pcie-designware-ep.c +++ b/drivers/pci/controller/dwc/pcie-designware-ep.c @@ -6,6 +6,7 @@ * Author: Kishon Vijay Abraham I <kishon@ti.com> */ +#include <linux/align.h> #include <linux/bitfield.h> #include <linux/of.h> #include <linux/platform_device.h> @@ -482,9 +483,10 @@ int dw_pcie_ep_raise_msi_irq(struct dw_pcie_ep *ep, u8 func_no, reg = ep_func->msi_cap + PCI_MSI_DATA_32; msg_data = dw_pcie_ep_readw_dbi(ep, func_no, reg); } - aligned_offset = msg_addr_lower & (epc->mem->window.page_size - 1); - msg_addr = ((u64)msg_addr_upper) << 32 | - (msg_addr_lower & ~aligned_offset); + msg_addr = ((u64)msg_addr_upper) << 32 | msg_addr_lower; + + aligned_offset = msg_addr & (epc->mem->window.page_size - 1); + msg_addr = ALIGN_DOWN(msg_addr, epc->mem->window.page_size); ret = dw_pcie_ep_map_addr(epc, func_no, 0, ep->msi_mem_phys, msg_addr, epc->mem->window.page_size); if (ret) @@ -551,7 +553,7 @@ int dw_pcie_ep_raise_msix_irq(struct dw_pcie_ep *ep, u8 func_no, } aligned_offset = msg_addr & (epc->mem->window.page_size - 1); - msg_addr &= ~aligned_offset; + msg_addr = ALIGN_DOWN(msg_addr, epc->mem->window.page_size); ret = dw_pcie_ep_map_addr(epc, func_no, 0, ep->msi_mem_phys, msg_addr, epc->mem->window.page_size); if (ret) diff --git a/drivers/pci/hotplug/s390_pci_hpc.c b/drivers/pci/hotplug/s390_pci_hpc.c index a89b7de72dcf..7333b305f2a5 100644 --- a/drivers/pci/hotplug/s390_pci_hpc.c +++ b/drivers/pci/hotplug/s390_pci_hpc.c @@ -26,58 +26,79 @@ static int enable_slot(struct hotplug_slot *hotplug_slot) hotplug_slot); int rc; - if (zdev->state != ZPCI_FN_STATE_STANDBY) - return -EIO; + mutex_lock(&zdev->state_lock); + if (zdev->state != ZPCI_FN_STATE_STANDBY) { + rc = -EIO; + goto out; + } rc = sclp_pci_configure(zdev->fid); zpci_dbg(3, "conf fid:%x, rc:%d\n", zdev->fid, rc); if (rc) - return rc; + goto out; zdev->state = ZPCI_FN_STATE_CONFIGURED; - return zpci_scan_configured_device(zdev, zdev->fh); + rc = zpci_scan_configured_device(zdev, zdev->fh); +out: + mutex_unlock(&zdev->state_lock); + return rc; } static int disable_slot(struct hotplug_slot *hotplug_slot) { struct zpci_dev *zdev = container_of(hotplug_slot, struct zpci_dev, hotplug_slot); - struct pci_dev *pdev; + struct pci_dev *pdev = NULL; + int rc; - if (zdev->state != ZPCI_FN_STATE_CONFIGURED) - return -EIO; + mutex_lock(&zdev->state_lock); + if (zdev->state != ZPCI_FN_STATE_CONFIGURED) { + rc = -EIO; + goto out; + } pdev = pci_get_slot(zdev->zbus->bus, zdev->devfn); if (pdev && pci_num_vf(pdev)) { pci_dev_put(pdev); - return -EBUSY; + rc = -EBUSY; + goto out; } - pci_dev_put(pdev); - return zpci_deconfigure_device(zdev); + rc = zpci_deconfigure_device(zdev); +out: + mutex_unlock(&zdev->state_lock); + if (pdev) + pci_dev_put(pdev); + return rc; } static int reset_slot(struct hotplug_slot *hotplug_slot, bool probe) { struct zpci_dev *zdev = container_of(hotplug_slot, struct zpci_dev, hotplug_slot); + int rc = -EIO; - if (zdev->state != ZPCI_FN_STATE_CONFIGURED) - return -EIO; /* - * We can't take the zdev->lock as reset_slot may be called during - * probing and/or device removal which already happens under the - * zdev->lock. Instead the user should use the higher level - * pci_reset_function() or pci_bus_reset() which hold the PCI device - * lock preventing concurrent removal. If not using these functions - * holding the PCI device lock is required. + * If we can't get the zdev->state_lock the device state is + * currently undergoing a transition and we bail out - just + * the same as if the device's state is not configured at all. */ + if (!mutex_trylock(&zdev->state_lock)) + return rc; - /* As long as the function is configured we can reset */ - if (probe) - return 0; + /* We can reset only if the function is configured */ + if (zdev->state != ZPCI_FN_STATE_CONFIGURED) + goto out; + + if (probe) { + rc = 0; + goto out; + } - return zpci_hot_reset_device(zdev); + rc = zpci_hot_reset_device(zdev); +out: + mutex_unlock(&zdev->state_lock); + return rc; } static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value) diff --git a/drivers/pci/msi/irqdomain.c b/drivers/pci/msi/irqdomain.c index c8be056c248d..cfd84a899c82 100644 --- a/drivers/pci/msi/irqdomain.c +++ b/drivers/pci/msi/irqdomain.c @@ -61,7 +61,7 @@ static irq_hw_number_t pci_msi_domain_calc_hwirq(struct msi_desc *desc) return (irq_hw_number_t)desc->msi_index | pci_dev_id(dev) << 11 | - (pci_domain_nr(dev->bus) & 0xFFFFFFFF) << 27; + ((irq_hw_number_t)(pci_domain_nr(dev->bus) & 0xFFFFFFFF)) << 27; } static void pci_msi_domain_set_desc(msi_alloc_info_t *arg, diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 9ab9b1008d8b..ccee56615f78 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -2522,29 +2522,36 @@ static void pci_pme_list_scan(struct work_struct *work) if (pdev->pme_poll) { struct pci_dev *bridge = pdev->bus->self; struct device *dev = &pdev->dev; - int pm_status; + struct device *bdev = bridge ? &bridge->dev : NULL; + int bref = 0; /* - * If bridge is in low power state, the - * configuration space of subordinate devices - * may be not accessible + * If we have a bridge, it should be in an active/D0 + * state or the configuration space of subordinate + * devices may not be accessible or stable over the + * course of the call. */ - if (bridge && bridge->current_state != PCI_D0) - continue; + if (bdev) { + bref = pm_runtime_get_if_active(bdev, true); + if (!bref) + continue; + + if (bridge->current_state != PCI_D0) + goto put_bridge; + } /* - * If the device is in a low power state it - * should not be polled either. + * The device itself should be suspended but config + * space must be accessible, therefore it cannot be in + * D3cold. */ - pm_status = pm_runtime_get_if_active(dev, true); - if (!pm_status) - continue; - - if (pdev->current_state != PCI_D3cold) + if (pm_runtime_suspended(dev) && + pdev->current_state != PCI_D3cold) pci_pme_wakeup(pdev, NULL); - if (pm_status > 0) - pm_runtime_put(dev); +put_bridge: + if (bref > 0) + pm_runtime_put(bdev); } else { list_del(&pme_dev->list); kfree(pme_dev); @@ -4346,8 +4353,8 @@ int pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr) if (res->end > IO_SPACE_LIMIT) return -EINVAL; - return ioremap_page_range(vaddr, vaddr + resource_size(res), phys_addr, - pgprot_device(PAGE_KERNEL)); + return vmap_page_range(vaddr, vaddr + resource_size(res), phys_addr, + pgprot_device(PAGE_KERNEL)); #else /* * This architecture does not have memory mapped I/O space, diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index e9750b1b19ba..bfc56f7bee1c 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -368,11 +368,6 @@ static inline int pci_dev_set_disconnected(struct pci_dev *dev, void *unused) return 0; } -static inline bool pci_dev_is_disconnected(const struct pci_dev *dev) -{ - return dev->error_state == pci_channel_io_perm_failure; -} - /* pci_dev priv_flags */ #define PCI_DEV_ADDED 0 #define PCI_DPC_RECOVERED 1 diff --git a/drivers/perf/arm-cmn.c b/drivers/perf/arm-cmn.c index c584165b13ba..7e3aa7e2345f 100644 --- a/drivers/perf/arm-cmn.c +++ b/drivers/perf/arm-cmn.c @@ -2305,6 +2305,17 @@ static int arm_cmn_discover(struct arm_cmn *cmn, unsigned int rgn_offset) dev_dbg(cmn->dev, "ignoring external node %llx\n", reg); continue; } + /* + * AmpereOneX erratum AC04_MESH_1 makes some XPs report a bogus + * child count larger than the number of valid child pointers. + * A child offset of 0 can only occur on CMN-600; otherwise it + * would imply the root node being its own grandchild, which + * we can safely dismiss in general. + */ + if (reg == 0 && cmn->part != PART_CMN600) { + dev_dbg(cmn->dev, "bogus child pointer?\n"); + continue; + } arm_cmn_init_node_info(cmn, reg & CMN_CHILD_NODE_ADDR, dn); diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c index 6303b82566f9..9e5d7fa647b6 100644 --- a/drivers/perf/arm_smmuv3_pmu.c +++ b/drivers/perf/arm_smmuv3_pmu.c @@ -716,7 +716,7 @@ static void smmu_pmu_free_msis(void *data) { struct device *dev = data; - platform_msi_domain_free_irqs(dev); + platform_device_msi_free_irqs_all(dev); } static void smmu_pmu_write_msi_msg(struct msi_desc *desc, struct msi_msg *msg) @@ -746,7 +746,7 @@ static void smmu_pmu_setup_msi(struct smmu_pmu *pmu) if (!(readl(pmu->reg_base + SMMU_PMCG_CFGR) & SMMU_PMCG_CFGR_MSI)) return; - ret = platform_msi_domain_alloc_irqs(dev, 1, smmu_pmu_write_msi_msg); + ret = platform_device_msi_init_and_alloc_irqs(dev, 1, smmu_pmu_write_msi_msg); if (ret) { dev_warn(dev, "failed to allocate MSIs\n"); return; diff --git a/drivers/perf/cxl_pmu.c b/drivers/perf/cxl_pmu.c index 365d964b0f6a..308c9969642e 100644 --- a/drivers/perf/cxl_pmu.c +++ b/drivers/perf/cxl_pmu.c @@ -59,7 +59,7 @@ #define CXL_PMU_COUNTER_CFG_EVENT_GRP_ID_IDX_MSK GENMASK_ULL(63, 59) #define CXL_PMU_FILTER_CFG_REG(n, f) (0x400 + 4 * ((f) + (n) * 8)) -#define CXL_PMU_FILTER_CFG_VALUE_MSK GENMASK(15, 0) +#define CXL_PMU_FILTER_CFG_VALUE_MSK GENMASK(31, 0) #define CXL_PMU_COUNTER_REG(n) (0xc00 + 8 * (n)) @@ -314,9 +314,9 @@ static bool cxl_pmu_config1_get_edge(struct perf_event *event) } /* - * CPMU specification allows for 8 filters, each with a 16 bit value... - * So we need to find 8x16bits to store it in. - * As the value used for disable is 0xffff, a separate enable switch + * CPMU specification allows for 8 filters, each with a 32 bit value... + * So we need to find 8x32bits to store it in. + * As the value used for disable is 0xffff_ffff, a separate enable switch * is needed. */ @@ -419,7 +419,7 @@ static struct attribute *cxl_pmu_event_attrs[] = { CXL_PMU_EVENT_CXL_ATTR(s2m_ndr_cmp, CXL_PMU_GID_S2M_NDR, BIT(0)), CXL_PMU_EVENT_CXL_ATTR(s2m_ndr_cmps, CXL_PMU_GID_S2M_NDR, BIT(1)), CXL_PMU_EVENT_CXL_ATTR(s2m_ndr_cmpe, CXL_PMU_GID_S2M_NDR, BIT(2)), - CXL_PMU_EVENT_CXL_ATTR(s2m_ndr_biconflictack, CXL_PMU_GID_S2M_NDR, BIT(3)), + CXL_PMU_EVENT_CXL_ATTR(s2m_ndr_biconflictack, CXL_PMU_GID_S2M_NDR, BIT(4)), /* CXL rev 3.0 Table 3-46 S2M DRS opcodes */ CXL_PMU_EVENT_CXL_ATTR(s2m_drs_memdata, CXL_PMU_GID_S2M_DRS, BIT(0)), CXL_PMU_EVENT_CXL_ATTR(s2m_drs_memdatanxm, CXL_PMU_GID_S2M_DRS, BIT(1)), @@ -642,7 +642,7 @@ static void cxl_pmu_event_start(struct perf_event *event, int flags) if (cxl_pmu_config1_hdm_filter_en(event)) cfg = cxl_pmu_config2_get_hdm_decoder(event); else - cfg = GENMASK(15, 0); /* No filtering if 0xFFFF_FFFF */ + cfg = GENMASK(31, 0); /* No filtering if 0xFFFF_FFFF */ writeq(cfg, base + CXL_PMU_FILTER_CFG_REG(hwc->idx, 0)); } diff --git a/drivers/perf/riscv_pmu.c b/drivers/perf/riscv_pmu.c index 0dda70e1ef90..c78a6fd6c57f 100644 --- a/drivers/perf/riscv_pmu.c +++ b/drivers/perf/riscv_pmu.c @@ -150,19 +150,11 @@ u64 riscv_pmu_ctr_get_width_mask(struct perf_event *event) struct riscv_pmu *rvpmu = to_riscv_pmu(event->pmu); struct hw_perf_event *hwc = &event->hw; - if (!rvpmu->ctr_get_width) - /** - * If the pmu driver doesn't support counter width, set it to default - * maximum allowed by the specification. - */ - cwidth = 63; - else { - if (hwc->idx == -1) - /* Handle init case where idx is not initialized yet */ - cwidth = rvpmu->ctr_get_width(0); - else - cwidth = rvpmu->ctr_get_width(hwc->idx); - } + if (hwc->idx == -1) + /* Handle init case where idx is not initialized yet */ + cwidth = rvpmu->ctr_get_width(0); + else + cwidth = rvpmu->ctr_get_width(hwc->idx); return GENMASK_ULL(cwidth, 0); } diff --git a/drivers/perf/riscv_pmu_legacy.c b/drivers/perf/riscv_pmu_legacy.c index 79fdd667922e..fa0bccf4edf2 100644 --- a/drivers/perf/riscv_pmu_legacy.c +++ b/drivers/perf/riscv_pmu_legacy.c @@ -37,6 +37,12 @@ static int pmu_legacy_event_map(struct perf_event *event, u64 *config) return pmu_legacy_ctr_get_idx(event); } +/* cycle & instret are always 64 bit, one bit less according to SBI spec */ +static int pmu_legacy_ctr_get_width(int idx) +{ + return 63; +} + static u64 pmu_legacy_read_ctr(struct perf_event *event) { struct hw_perf_event *hwc = &event->hw; @@ -111,12 +117,14 @@ static void pmu_legacy_init(struct riscv_pmu *pmu) pmu->ctr_stop = NULL; pmu->event_map = pmu_legacy_event_map; pmu->ctr_get_idx = pmu_legacy_ctr_get_idx; - pmu->ctr_get_width = NULL; + pmu->ctr_get_width = pmu_legacy_ctr_get_width; pmu->ctr_clear_idx = NULL; pmu->ctr_read = pmu_legacy_read_ctr; pmu->event_mapped = pmu_legacy_event_mapped; pmu->event_unmapped = pmu_legacy_event_unmapped; pmu->csr_index = pmu_legacy_csr_index; + pmu->pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT; + pmu->pmu.capabilities |= PERF_PMU_CAP_NO_EXCLUDE; perf_pmu_register(&pmu->pmu, "cpu", PERF_TYPE_RAW); } diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c index 16acd4dcdb96..452aab49db1e 100644 --- a/drivers/perf/riscv_pmu_sbi.c +++ b/drivers/perf/riscv_pmu_sbi.c @@ -512,7 +512,7 @@ static void pmu_sbi_set_scounteren(void *arg) if (event->hw.idx != -1) csr_write(CSR_SCOUNTEREN, - csr_read(CSR_SCOUNTEREN) | (1 << pmu_sbi_csr_index(event))); + csr_read(CSR_SCOUNTEREN) | BIT(pmu_sbi_csr_index(event))); } static void pmu_sbi_reset_scounteren(void *arg) @@ -521,7 +521,7 @@ static void pmu_sbi_reset_scounteren(void *arg) if (event->hw.idx != -1) csr_write(CSR_SCOUNTEREN, - csr_read(CSR_SCOUNTEREN) & ~(1 << pmu_sbi_csr_index(event))); + csr_read(CSR_SCOUNTEREN) & ~BIT(pmu_sbi_csr_index(event))); } static void pmu_sbi_ctr_start(struct perf_event *event, u64 ival) @@ -731,14 +731,14 @@ static irqreturn_t pmu_sbi_ovf_handler(int irq, void *dev) /* compute hardware counter index */ hidx = info->csr - CSR_CYCLE; /* check if the corresponding bit is set in sscountovf */ - if (!(overflow & (1 << hidx))) + if (!(overflow & BIT(hidx))) continue; /* * Keep a track of overflowed counters so that they can be started * with updated initial value. */ - overflowed_ctrs |= 1 << lidx; + overflowed_ctrs |= BIT(lidx); hw_evt = &event->hw; riscv_pmu_event_update(event); perf_sample_data_init(&data, 0, hw_evt->last_period); diff --git a/drivers/phy/freescale/phy-fsl-imx8-mipi-dphy.c b/drivers/phy/freescale/phy-fsl-imx8-mipi-dphy.c index e625b32889bf..0928a526e2ab 100644 --- a/drivers/phy/freescale/phy-fsl-imx8-mipi-dphy.c +++ b/drivers/phy/freescale/phy-fsl-imx8-mipi-dphy.c @@ -706,7 +706,7 @@ static int mixel_dphy_probe(struct platform_device *pdev) return ret; } - priv->id = of_alias_get_id(np, "mipi_dphy"); + priv->id = of_alias_get_id(np, "mipi-dphy"); if (priv->id < 0) { dev_err(dev, "Failed to get phy node alias id: %d\n", priv->id); diff --git a/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c b/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c index a623f092b11f..a43e20abb10d 100644 --- a/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c +++ b/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c @@ -37,56 +37,28 @@ #define EUSB2_TUNE_EUSB_EQU 0x5A #define EUSB2_TUNE_EUSB_HS_COMP_CUR 0x5B -#define QCOM_EUSB2_REPEATER_INIT_CFG(r, v) \ - { \ - .reg = r, \ - .val = v, \ - } - -enum reg_fields { - F_TUNE_EUSB_HS_COMP_CUR, - F_TUNE_EUSB_EQU, - F_TUNE_EUSB_SLEW, - F_TUNE_USB2_HS_COMP_CUR, - F_TUNE_USB2_PREEM, - F_TUNE_USB2_EQU, - F_TUNE_USB2_SLEW, - F_TUNE_SQUELCH_U, - F_TUNE_HSDISC, - F_TUNE_RES_FSDIF, - F_TUNE_IUSB2, - F_TUNE_USB2_CROSSOVER, - F_NUM_TUNE_FIELDS, - - F_FORCE_VAL_5 = F_NUM_TUNE_FIELDS, - F_FORCE_EN_5, - - F_EN_CTL1, - - F_RPTR_STATUS, - F_NUM_FIELDS, -}; - -static struct reg_field eusb2_repeater_tune_reg_fields[F_NUM_FIELDS] = { - [F_TUNE_EUSB_HS_COMP_CUR] = REG_FIELD(EUSB2_TUNE_EUSB_HS_COMP_CUR, 0, 1), - [F_TUNE_EUSB_EQU] = REG_FIELD(EUSB2_TUNE_EUSB_EQU, 0, 1), - [F_TUNE_EUSB_SLEW] = REG_FIELD(EUSB2_TUNE_EUSB_SLEW, 0, 1), - [F_TUNE_USB2_HS_COMP_CUR] = REG_FIELD(EUSB2_TUNE_USB2_HS_COMP_CUR, 0, 1), - [F_TUNE_USB2_PREEM] = REG_FIELD(EUSB2_TUNE_USB2_PREEM, 0, 2), - [F_TUNE_USB2_EQU] = REG_FIELD(EUSB2_TUNE_USB2_EQU, 0, 1), - [F_TUNE_USB2_SLEW] = REG_FIELD(EUSB2_TUNE_USB2_SLEW, 0, 1), - [F_TUNE_SQUELCH_U] = REG_FIELD(EUSB2_TUNE_SQUELCH_U, 0, 2), - [F_TUNE_HSDISC] = REG_FIELD(EUSB2_TUNE_HSDISC, 0, 2), - [F_TUNE_RES_FSDIF] = REG_FIELD(EUSB2_TUNE_RES_FSDIF, 0, 2), - [F_TUNE_IUSB2] = REG_FIELD(EUSB2_TUNE_IUSB2, 0, 3), - [F_TUNE_USB2_CROSSOVER] = REG_FIELD(EUSB2_TUNE_USB2_CROSSOVER, 0, 2), - - [F_FORCE_VAL_5] = REG_FIELD(EUSB2_FORCE_VAL_5, 0, 7), - [F_FORCE_EN_5] = REG_FIELD(EUSB2_FORCE_EN_5, 0, 7), - - [F_EN_CTL1] = REG_FIELD(EUSB2_EN_CTL1, 0, 7), - - [F_RPTR_STATUS] = REG_FIELD(EUSB2_RPTR_STATUS, 0, 7), +enum eusb2_reg_layout { + TUNE_EUSB_HS_COMP_CUR, + TUNE_EUSB_EQU, + TUNE_EUSB_SLEW, + TUNE_USB2_HS_COMP_CUR, + TUNE_USB2_PREEM, + TUNE_USB2_EQU, + TUNE_USB2_SLEW, + TUNE_SQUELCH_U, + TUNE_HSDISC, + TUNE_RES_FSDIF, + TUNE_IUSB2, + TUNE_USB2_CROSSOVER, + NUM_TUNE_FIELDS, + + FORCE_VAL_5 = NUM_TUNE_FIELDS, + FORCE_EN_5, + + EN_CTL1, + + RPTR_STATUS, + LAYOUT_SIZE, }; struct eusb2_repeater_cfg { @@ -98,10 +70,11 @@ struct eusb2_repeater_cfg { struct eusb2_repeater { struct device *dev; - struct regmap_field *regs[F_NUM_FIELDS]; + struct regmap *regmap; struct phy *phy; struct regulator_bulk_data *vregs; const struct eusb2_repeater_cfg *cfg; + u32 base; enum phy_mode mode; }; @@ -109,10 +82,10 @@ static const char * const pm8550b_vreg_l[] = { "vdd18", "vdd3", }; -static const u32 pm8550b_init_tbl[F_NUM_TUNE_FIELDS] = { - [F_TUNE_IUSB2] = 0x8, - [F_TUNE_SQUELCH_U] = 0x3, - [F_TUNE_USB2_PREEM] = 0x5, +static const u32 pm8550b_init_tbl[NUM_TUNE_FIELDS] = { + [TUNE_IUSB2] = 0x8, + [TUNE_SQUELCH_U] = 0x3, + [TUNE_USB2_PREEM] = 0x5, }; static const struct eusb2_repeater_cfg pm8550b_eusb2_cfg = { @@ -140,47 +113,42 @@ static int eusb2_repeater_init_vregs(struct eusb2_repeater *rptr) static int eusb2_repeater_init(struct phy *phy) { - struct reg_field *regfields = eusb2_repeater_tune_reg_fields; struct eusb2_repeater *rptr = phy_get_drvdata(phy); struct device_node *np = rptr->dev->of_node; - u32 init_tbl[F_NUM_TUNE_FIELDS] = { 0 }; - u8 override; + struct regmap *regmap = rptr->regmap; + const u32 *init_tbl = rptr->cfg->init_tbl; + u8 tune_usb2_preem = init_tbl[TUNE_USB2_PREEM]; + u8 tune_hsdisc = init_tbl[TUNE_HSDISC]; + u8 tune_iusb2 = init_tbl[TUNE_IUSB2]; + u32 base = rptr->base; u32 val; int ret; - int i; + + of_property_read_u8(np, "qcom,tune-usb2-amplitude", &tune_iusb2); + of_property_read_u8(np, "qcom,tune-usb2-disc-thres", &tune_hsdisc); + of_property_read_u8(np, "qcom,tune-usb2-preem", &tune_usb2_preem); ret = regulator_bulk_enable(rptr->cfg->num_vregs, rptr->vregs); if (ret) return ret; - regmap_field_update_bits(rptr->regs[F_EN_CTL1], EUSB2_RPTR_EN, EUSB2_RPTR_EN); + regmap_write(regmap, base + EUSB2_EN_CTL1, EUSB2_RPTR_EN); - for (i = 0; i < F_NUM_TUNE_FIELDS; i++) { - if (init_tbl[i]) { - regmap_field_update_bits(rptr->regs[i], init_tbl[i], init_tbl[i]); - } else { - /* Write 0 if there's no value set */ - u32 mask = GENMASK(regfields[i].msb, regfields[i].lsb); - - regmap_field_update_bits(rptr->regs[i], mask, 0); - } - } - memcpy(init_tbl, rptr->cfg->init_tbl, sizeof(init_tbl)); + regmap_write(regmap, base + EUSB2_TUNE_EUSB_HS_COMP_CUR, init_tbl[TUNE_EUSB_HS_COMP_CUR]); + regmap_write(regmap, base + EUSB2_TUNE_EUSB_EQU, init_tbl[TUNE_EUSB_EQU]); + regmap_write(regmap, base + EUSB2_TUNE_EUSB_SLEW, init_tbl[TUNE_EUSB_SLEW]); + regmap_write(regmap, base + EUSB2_TUNE_USB2_HS_COMP_CUR, init_tbl[TUNE_USB2_HS_COMP_CUR]); + regmap_write(regmap, base + EUSB2_TUNE_USB2_EQU, init_tbl[TUNE_USB2_EQU]); + regmap_write(regmap, base + EUSB2_TUNE_USB2_SLEW, init_tbl[TUNE_USB2_SLEW]); + regmap_write(regmap, base + EUSB2_TUNE_SQUELCH_U, init_tbl[TUNE_SQUELCH_U]); + regmap_write(regmap, base + EUSB2_TUNE_RES_FSDIF, init_tbl[TUNE_RES_FSDIF]); + regmap_write(regmap, base + EUSB2_TUNE_USB2_CROSSOVER, init_tbl[TUNE_USB2_CROSSOVER]); - if (!of_property_read_u8(np, "qcom,tune-usb2-amplitude", &override)) - init_tbl[F_TUNE_IUSB2] = override; + regmap_write(regmap, base + EUSB2_TUNE_USB2_PREEM, tune_usb2_preem); + regmap_write(regmap, base + EUSB2_TUNE_HSDISC, tune_hsdisc); + regmap_write(regmap, base + EUSB2_TUNE_IUSB2, tune_iusb2); - if (!of_property_read_u8(np, "qcom,tune-usb2-disc-thres", &override)) - init_tbl[F_TUNE_HSDISC] = override; - - if (!of_property_read_u8(np, "qcom,tune-usb2-preem", &override)) - init_tbl[F_TUNE_USB2_PREEM] = override; - - for (i = 0; i < F_NUM_TUNE_FIELDS; i++) - regmap_field_update_bits(rptr->regs[i], init_tbl[i], init_tbl[i]); - - ret = regmap_field_read_poll_timeout(rptr->regs[F_RPTR_STATUS], - val, val & RPTR_OK, 10, 5); + ret = regmap_read_poll_timeout(regmap, base + EUSB2_RPTR_STATUS, val, val & RPTR_OK, 10, 5); if (ret) dev_err(rptr->dev, "initialization timed-out\n"); @@ -191,6 +159,8 @@ static int eusb2_repeater_set_mode(struct phy *phy, enum phy_mode mode, int submode) { struct eusb2_repeater *rptr = phy_get_drvdata(phy); + struct regmap *regmap = rptr->regmap; + u32 base = rptr->base; switch (mode) { case PHY_MODE_USB_HOST: @@ -199,10 +169,8 @@ static int eusb2_repeater_set_mode(struct phy *phy, * per eUSB 1.2 Spec. Below implement software workaround until * PHY and controller is fixing seen observation. */ - regmap_field_update_bits(rptr->regs[F_FORCE_EN_5], - F_CLK_19P2M_EN, F_CLK_19P2M_EN); - regmap_field_update_bits(rptr->regs[F_FORCE_VAL_5], - V_CLK_19P2M_EN, V_CLK_19P2M_EN); + regmap_write(regmap, base + EUSB2_FORCE_EN_5, F_CLK_19P2M_EN); + regmap_write(regmap, base + EUSB2_FORCE_VAL_5, V_CLK_19P2M_EN); break; case PHY_MODE_USB_DEVICE: /* @@ -211,10 +179,8 @@ static int eusb2_repeater_set_mode(struct phy *phy, * repeater doesn't clear previous value due to shared * regulators (say host <-> device mode switch). */ - regmap_field_update_bits(rptr->regs[F_FORCE_EN_5], - F_CLK_19P2M_EN, 0); - regmap_field_update_bits(rptr->regs[F_FORCE_VAL_5], - V_CLK_19P2M_EN, 0); + regmap_write(regmap, base + EUSB2_FORCE_EN_5, 0); + regmap_write(regmap, base + EUSB2_FORCE_VAL_5, 0); break; default: return -EINVAL; @@ -243,9 +209,8 @@ static int eusb2_repeater_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct phy_provider *phy_provider; struct device_node *np = dev->of_node; - struct regmap *regmap; - int i, ret; u32 res; + int ret; rptr = devm_kzalloc(dev, sizeof(*rptr), GFP_KERNEL); if (!rptr) @@ -258,22 +223,15 @@ static int eusb2_repeater_probe(struct platform_device *pdev) if (!rptr->cfg) return -EINVAL; - regmap = dev_get_regmap(dev->parent, NULL); - if (!regmap) + rptr->regmap = dev_get_regmap(dev->parent, NULL); + if (!rptr->regmap) return -ENODEV; ret = of_property_read_u32(np, "reg", &res); if (ret < 0) return ret; - for (i = 0; i < F_NUM_FIELDS; i++) - eusb2_repeater_tune_reg_fields[i].reg += res; - - ret = devm_regmap_field_bulk_alloc(dev, regmap, rptr->regs, - eusb2_repeater_tune_reg_fields, - F_NUM_FIELDS); - if (ret) - return ret; + rptr->base = res; ret = eusb2_repeater_init_vregs(rptr); if (ret < 0) { diff --git a/drivers/phy/qualcomm/phy-qcom-m31.c b/drivers/phy/qualcomm/phy-qcom-m31.c index c2590579190a..03fb0d4b75d7 100644 --- a/drivers/phy/qualcomm/phy-qcom-m31.c +++ b/drivers/phy/qualcomm/phy-qcom-m31.c @@ -299,7 +299,7 @@ static int m31usb_phy_probe(struct platform_device *pdev) qphy->vreg = devm_regulator_get(dev, "vdda-phy"); if (IS_ERR(qphy->vreg)) - return dev_err_probe(dev, PTR_ERR(qphy->phy), + return dev_err_probe(dev, PTR_ERR(qphy->vreg), "failed to get vreg\n"); phy_set_drvdata(qphy->phy, qphy); diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index 1ad10110dd25..17c4ad7553a5 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -3562,14 +3562,6 @@ static int qmp_combo_probe(struct platform_device *pdev) if (ret) return ret; - ret = qmp_combo_typec_switch_register(qmp); - if (ret) - return ret; - - ret = drm_aux_bridge_register(dev); - if (ret) - return ret; - /* Check for legacy binding with child nodes. */ usb_np = of_get_child_by_name(dev->of_node, "usb3-phy"); if (usb_np) { @@ -3589,6 +3581,14 @@ static int qmp_combo_probe(struct platform_device *pdev) if (ret) goto err_node_put; + ret = qmp_combo_typec_switch_register(qmp); + if (ret) + goto err_node_put; + + ret = drm_aux_bridge_register(dev); + if (ret) + goto err_node_put; + pm_runtime_set_active(dev); ret = devm_pm_runtime_enable(dev); if (ret) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c index 6621246e4ddf..5c003988c35d 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c @@ -1556,7 +1556,7 @@ static const char * const qmp_phy_vreg_l[] = { "vdda-phy", "vdda-pll", }; -static const struct qmp_usb_offsets qmp_usb_offsets_ipq8074 = { +static const struct qmp_usb_offsets qmp_usb_offsets_v3 = { .serdes = 0, .pcs = 0x800, .pcs_misc = 0x600, @@ -1572,7 +1572,7 @@ static const struct qmp_usb_offsets qmp_usb_offsets_ipq9574 = { .rx = 0x400, }; -static const struct qmp_usb_offsets qmp_usb_offsets_v3 = { +static const struct qmp_usb_offsets qmp_usb_offsets_v3_msm8996 = { .serdes = 0, .pcs = 0x600, .tx = 0x200, @@ -1624,7 +1624,7 @@ static const struct qmp_usb_offsets qmp_usb_offsets_v7 = { static const struct qmp_phy_cfg ipq6018_usb3phy_cfg = { .lanes = 1, - .offsets = &qmp_usb_offsets_ipq8074, + .offsets = &qmp_usb_offsets_v3, .serdes_tbl = ipq9574_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(ipq9574_usb3_serdes_tbl), @@ -1642,7 +1642,7 @@ static const struct qmp_phy_cfg ipq6018_usb3phy_cfg = { static const struct qmp_phy_cfg ipq8074_usb3phy_cfg = { .lanes = 1, - .offsets = &qmp_usb_offsets_ipq8074, + .offsets = &qmp_usb_offsets_v3, .serdes_tbl = ipq8074_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(ipq8074_usb3_serdes_tbl), @@ -1678,7 +1678,7 @@ static const struct qmp_phy_cfg ipq9574_usb3phy_cfg = { static const struct qmp_phy_cfg msm8996_usb3phy_cfg = { .lanes = 1, - .offsets = &qmp_usb_offsets_v3, + .offsets = &qmp_usb_offsets_v3_msm8996, .serdes_tbl = msm8996_usb3_serdes_tbl, .serdes_tbl_num = ARRAY_SIZE(msm8996_usb3_serdes_tbl), diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index ee56856cb80c..bbcdece83bf4 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -1644,7 +1644,7 @@ static int pinctrl_pins_show(struct seq_file *s, void *what) const struct pinctrl_ops *ops = pctldev->desc->pctlops; unsigned int i, pin; #ifdef CONFIG_GPIOLIB - struct gpio_device *gdev __free(gpio_device_put) = NULL; + struct gpio_device *gdev = NULL; struct pinctrl_gpio_range *range; int gpio_num; #endif diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index 03ecb3d1aaf6..49f89b70dcec 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -1159,7 +1159,7 @@ static int amd_gpio_probe(struct platform_device *pdev) } ret = devm_request_irq(&pdev->dev, gpio_dev->irq, amd_gpio_irq_handler, - IRQF_SHARED, KBUILD_MODNAME, gpio_dev); + IRQF_SHARED | IRQF_ONESHOT, KBUILD_MODNAME, gpio_dev); if (ret) goto out2; diff --git a/drivers/pinctrl/stm32/pinctrl-stm32mp257.c b/drivers/pinctrl/stm32/pinctrl-stm32mp257.c index 73f091cd827e..23aebd4695e9 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32mp257.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32mp257.c @@ -2562,7 +2562,7 @@ static const struct of_device_id stm32mp257_pctrl_match[] = { }; static const struct dev_pm_ops stm32_pinctrl_dev_pm_ops = { - SET_LATE_SYSTEM_SLEEP_PM_OPS(NULL, stm32_pinctrl_resume) + SET_LATE_SYSTEM_SLEEP_PM_OPS(stm32_pinctrl_suspend, stm32_pinctrl_resume) }; static struct platform_driver stm32mp257_pinctrl_driver = { diff --git a/drivers/platform/x86/amd/pmf/core.c b/drivers/platform/x86/amd/pmf/core.c index feaa09f5b35a..4f734e049f4a 100644 --- a/drivers/platform/x86/amd/pmf/core.c +++ b/drivers/platform/x86/amd/pmf/core.c @@ -296,7 +296,8 @@ static int amd_pmf_suspend_handler(struct device *dev) { struct amd_pmf_dev *pdev = dev_get_drvdata(dev); - kfree(pdev->buf); + if (pdev->smart_pc_enabled) + cancel_delayed_work_sync(&pdev->pb_work); return 0; } @@ -312,6 +313,9 @@ static int amd_pmf_resume_handler(struct device *dev) return ret; } + if (pdev->smart_pc_enabled) + schedule_delayed_work(&pdev->pb_work, msecs_to_jiffies(2000)); + return 0; } @@ -330,9 +334,14 @@ static void amd_pmf_init_features(struct amd_pmf_dev *dev) dev_dbg(dev->dev, "SPS enabled and Platform Profiles registered\n"); } - if (!amd_pmf_init_smart_pc(dev)) { + amd_pmf_init_smart_pc(dev); + if (dev->smart_pc_enabled) { dev_dbg(dev->dev, "Smart PC Solution Enabled\n"); - } else if (is_apmf_func_supported(dev, APMF_FUNC_AUTO_MODE)) { + /* If Smart PC is enabled, no need to check for other features */ + return; + } + + if (is_apmf_func_supported(dev, APMF_FUNC_AUTO_MODE)) { amd_pmf_init_auto_mode(dev); dev_dbg(dev->dev, "Auto Mode Init done\n"); } else if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_AC) || @@ -351,7 +360,7 @@ static void amd_pmf_deinit_features(struct amd_pmf_dev *dev) amd_pmf_deinit_sps(dev); } - if (!dev->smart_pc_enabled) { + if (dev->smart_pc_enabled) { amd_pmf_deinit_smart_pc(dev); } else if (is_apmf_func_supported(dev, APMF_FUNC_AUTO_MODE)) { amd_pmf_deinit_auto_mode(dev); diff --git a/drivers/platform/x86/amd/pmf/pmf.h b/drivers/platform/x86/amd/pmf/pmf.h index 16999c5b334f..66cae1cca73c 100644 --- a/drivers/platform/x86/amd/pmf/pmf.h +++ b/drivers/platform/x86/amd/pmf/pmf.h @@ -441,11 +441,6 @@ struct apmf_dyn_slider_output { struct apmf_cnqf_power_set ps[APMF_CNQF_MAX]; } __packed; -enum smart_pc_status { - PMF_SMART_PC_ENABLED, - PMF_SMART_PC_DISABLED, -}; - /* Smart PC - TA internals */ enum system_state { SYSTEM_STATE_S0i3, diff --git a/drivers/platform/x86/amd/pmf/tee-if.c b/drivers/platform/x86/amd/pmf/tee-if.c index f8c0177afb0d..dcbe8f85e122 100644 --- a/drivers/platform/x86/amd/pmf/tee-if.c +++ b/drivers/platform/x86/amd/pmf/tee-if.c @@ -252,15 +252,17 @@ static int amd_pmf_start_policy_engine(struct amd_pmf_dev *dev) cookie = readl(dev->policy_buf + POLICY_COOKIE_OFFSET); length = readl(dev->policy_buf + POLICY_COOKIE_LEN); - if (cookie != POLICY_SIGN_COOKIE || !length) + if (cookie != POLICY_SIGN_COOKIE || !length) { + dev_dbg(dev->dev, "cookie doesn't match\n"); return -EINVAL; + } /* Update the actual length */ dev->policy_sz = length + 512; res = amd_pmf_invoke_cmd_init(dev); if (res == TA_PMF_TYPE_SUCCESS) { /* Now its safe to announce that smart pc is enabled */ - dev->smart_pc_enabled = PMF_SMART_PC_ENABLED; + dev->smart_pc_enabled = true; /* * Start collecting the data from TA FW after a small delay * or else, we might end up getting stale values. @@ -268,7 +270,7 @@ static int amd_pmf_start_policy_engine(struct amd_pmf_dev *dev) schedule_delayed_work(&dev->pb_work, msecs_to_jiffies(pb_actions_ms * 3)); } else { dev_err(dev->dev, "ta invoke cmd init failed err: %x\n", res); - dev->smart_pc_enabled = PMF_SMART_PC_DISABLED; + dev->smart_pc_enabled = false; return res; } @@ -336,25 +338,6 @@ static void amd_pmf_remove_pb(struct amd_pmf_dev *dev) {} static void amd_pmf_hex_dump_pb(struct amd_pmf_dev *dev) {} #endif -static int amd_pmf_get_bios_buffer(struct amd_pmf_dev *dev) -{ - dev->policy_buf = kzalloc(dev->policy_sz, GFP_KERNEL); - if (!dev->policy_buf) - return -ENOMEM; - - dev->policy_base = devm_ioremap(dev->dev, dev->policy_addr, dev->policy_sz); - if (!dev->policy_base) - return -ENOMEM; - - memcpy(dev->policy_buf, dev->policy_base, dev->policy_sz); - - amd_pmf_hex_dump_pb(dev); - if (pb_side_load) - amd_pmf_open_pb(dev, dev->dbgfs_dir); - - return amd_pmf_start_policy_engine(dev); -} - static int amd_pmf_amdtee_ta_match(struct tee_ioctl_version_data *ver, const void *data) { return ver->impl_id == TEE_IMPL_ID_AMDTEE; @@ -453,22 +436,59 @@ int amd_pmf_init_smart_pc(struct amd_pmf_dev *dev) return ret; INIT_DELAYED_WORK(&dev->pb_work, amd_pmf_invoke_cmd); - amd_pmf_set_dram_addr(dev, true); - amd_pmf_get_bios_buffer(dev); + + ret = amd_pmf_set_dram_addr(dev, true); + if (ret) + goto error; + + dev->policy_base = devm_ioremap(dev->dev, dev->policy_addr, dev->policy_sz); + if (!dev->policy_base) { + ret = -ENOMEM; + goto error; + } + + dev->policy_buf = kzalloc(dev->policy_sz, GFP_KERNEL); + if (!dev->policy_buf) { + ret = -ENOMEM; + goto error; + } + + memcpy(dev->policy_buf, dev->policy_base, dev->policy_sz); + + amd_pmf_hex_dump_pb(dev); + dev->prev_data = kzalloc(sizeof(*dev->prev_data), GFP_KERNEL); - if (!dev->prev_data) - return -ENOMEM; + if (!dev->prev_data) { + ret = -ENOMEM; + goto error; + } + + ret = amd_pmf_start_policy_engine(dev); + if (ret) + goto error; + + if (pb_side_load) + amd_pmf_open_pb(dev, dev->dbgfs_dir); + + return 0; - return dev->smart_pc_enabled; +error: + amd_pmf_deinit_smart_pc(dev); + + return ret; } void amd_pmf_deinit_smart_pc(struct amd_pmf_dev *dev) { - if (pb_side_load) + if (pb_side_load && dev->esbin) amd_pmf_remove_pb(dev); + cancel_delayed_work_sync(&dev->pb_work); kfree(dev->prev_data); + dev->prev_data = NULL; kfree(dev->policy_buf); - cancel_delayed_work_sync(&dev->pb_work); + dev->policy_buf = NULL; + kfree(dev->buf); + dev->buf = NULL; amd_pmf_tee_deinit(dev); } diff --git a/drivers/platform/x86/intel/int0002_vgpio.c b/drivers/platform/x86/intel/int0002_vgpio.c index b6708bab7c53..527d8fbc7cc1 100644 --- a/drivers/platform/x86/intel/int0002_vgpio.c +++ b/drivers/platform/x86/intel/int0002_vgpio.c @@ -196,7 +196,7 @@ static int int0002_probe(struct platform_device *pdev) * IRQs into gpiolib. */ ret = devm_request_irq(dev, irq, int0002_irq, - IRQF_SHARED, "INT0002", chip); + IRQF_ONESHOT | IRQF_SHARED, "INT0002", chip); if (ret) { dev_err(dev, "Error requesting IRQ %d: %d\n", irq, ret); return ret; diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c index a5e0f5c22179..b89c0dda9e5d 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c @@ -242,7 +242,7 @@ static int __init intel_uncore_init(void) return -ENODEV; uncore_max_entries = topology_max_packages() * - topology_max_die_per_package(); + topology_max_dies_per_package(); uncore_instances = kcalloc(uncore_max_entries, sizeof(*uncore_instances), GFP_KERNEL); if (!uncore_instances) diff --git a/drivers/platform/x86/intel/vbtn.c b/drivers/platform/x86/intel/vbtn.c index 210b0a81b7ec..084c355c86f5 100644 --- a/drivers/platform/x86/intel/vbtn.c +++ b/drivers/platform/x86/intel/vbtn.c @@ -200,9 +200,6 @@ static void notify_handler(acpi_handle handle, u32 event, void *context) autorelease = val && (!ke_rel || ke_rel->type == KE_IGNORE); sparse_keymap_report_event(input_dev, event, val, autorelease); - - /* Some devices need this to report further events */ - acpi_evaluate_object(handle, "VBDL", NULL, NULL); } /* diff --git a/drivers/platform/x86/p2sb.c b/drivers/platform/x86/p2sb.c index 6bd14d0132db..3d66e1d4eb1f 100644 --- a/drivers/platform/x86/p2sb.c +++ b/drivers/platform/x86/p2sb.c @@ -20,9 +20,11 @@ #define P2SBC_HIDE BIT(8) #define P2SB_DEVFN_DEFAULT PCI_DEVFN(31, 1) +#define P2SB_DEVFN_GOLDMONT PCI_DEVFN(13, 0) +#define SPI_DEVFN_GOLDMONT PCI_DEVFN(13, 2) static const struct x86_cpu_id p2sb_cpu_ids[] = { - X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT, PCI_DEVFN(13, 0)), + X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT, P2SB_DEVFN_GOLDMONT), {} }; @@ -98,21 +100,12 @@ static void p2sb_scan_and_cache_devfn(struct pci_bus *bus, unsigned int devfn) static int p2sb_scan_and_cache(struct pci_bus *bus, unsigned int devfn) { - unsigned int slot, fn; - - if (PCI_FUNC(devfn) == 0) { - /* - * When function number of the P2SB device is zero, scan it and - * other function numbers, and if devices are available, cache - * their BAR0s. - */ - slot = PCI_SLOT(devfn); - for (fn = 0; fn < NR_P2SB_RES_CACHE; fn++) - p2sb_scan_and_cache_devfn(bus, PCI_DEVFN(slot, fn)); - } else { - /* Scan the P2SB device and cache its BAR0 */ - p2sb_scan_and_cache_devfn(bus, devfn); - } + /* Scan the P2SB device and cache its BAR0 */ + p2sb_scan_and_cache_devfn(bus, devfn); + + /* On Goldmont p2sb_bar() also gets called for the SPI controller */ + if (devfn == P2SB_DEVFN_GOLDMONT) + p2sb_scan_and_cache_devfn(bus, SPI_DEVFN_GOLDMONT); if (!p2sb_valid_resource(&p2sb_resources[PCI_FUNC(devfn)].res)) return -ENOENT; diff --git a/drivers/platform/x86/serdev_helpers.h b/drivers/platform/x86/serdev_helpers.h new file mode 100644 index 000000000000..bcf3a0c356ea --- /dev/null +++ b/drivers/platform/x86/serdev_helpers.h @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * In some cases UART attached devices which require an in kernel driver, + * e.g. UART attached Bluetooth HCIs are described in the ACPI tables + * by an ACPI device with a broken or missing UartSerialBusV2() resource. + * + * This causes the kernel to create a /dev/ttyS# char-device for the UART + * instead of creating an in kernel serdev-controller + serdev-device pair + * for the in kernel driver. + * + * The quirk handling in acpi_quirk_skip_serdev_enumeration() makes the kernel + * create a serdev-controller device for these UARTs instead of a /dev/ttyS#. + * + * Instantiating the actual serdev-device to bind to is up to pdx86 code, + * this header provides a helper for getting the serdev-controller device. + */ +#include <linux/acpi.h> +#include <linux/device.h> +#include <linux/err.h> +#include <linux/printk.h> +#include <linux/sprintf.h> +#include <linux/string.h> + +static inline struct device * +get_serdev_controller(const char *serial_ctrl_hid, + const char *serial_ctrl_uid, + int serial_ctrl_port, + const char *serdev_ctrl_name) +{ + struct device *ctrl_dev, *child; + struct acpi_device *ctrl_adev; + char name[32]; + int i; + + ctrl_adev = acpi_dev_get_first_match_dev(serial_ctrl_hid, serial_ctrl_uid, -1); + if (!ctrl_adev) { + pr_err("error could not get %s/%s serial-ctrl adev\n", + serial_ctrl_hid, serial_ctrl_uid); + return ERR_PTR(-ENODEV); + } + + /* get_first_physical_node() returns a weak ref */ + ctrl_dev = get_device(acpi_get_first_physical_node(ctrl_adev)); + if (!ctrl_dev) { + pr_err("error could not get %s/%s serial-ctrl physical node\n", + serial_ctrl_hid, serial_ctrl_uid); + ctrl_dev = ERR_PTR(-ENODEV); + goto put_ctrl_adev; + } + + /* Walk host -> uart-ctrl -> port -> serdev-ctrl */ + for (i = 0; i < 3; i++) { + switch (i) { + case 0: + snprintf(name, sizeof(name), "%s:0", dev_name(ctrl_dev)); + break; + case 1: + snprintf(name, sizeof(name), "%s.%d", + dev_name(ctrl_dev), serial_ctrl_port); + break; + case 2: + strscpy(name, serdev_ctrl_name, sizeof(name)); + break; + } + + child = device_find_child_by_name(ctrl_dev, name); + put_device(ctrl_dev); + if (!child) { + pr_err("error could not find '%s' device\n", name); + ctrl_dev = ERR_PTR(-ENODEV); + goto put_ctrl_adev; + } + + ctrl_dev = child; + } + +put_ctrl_adev: + acpi_dev_put(ctrl_adev); + return ctrl_dev; +} diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index 3a396b763c49..ce3e08815a8e 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -1009,7 +1009,16 @@ static ssize_t current_value_store(struct kobject *kobj, * Note - this sets the variable and then the password as separate * WMI calls. Function tlmi_save_bios_settings will error if the * password is incorrect. + * Workstation's require the opcode to be set before changing the + * attribute. */ + if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { + ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", + tlmi_priv.pwd_admin->password); + if (ret) + goto out; + } + set_str = kasprintf(GFP_KERNEL, "%s,%s;", setting->display_name, new_setting); if (!set_str) { @@ -1021,17 +1030,10 @@ static ssize_t current_value_store(struct kobject *kobj, if (ret) goto out; - if (tlmi_priv.save_mode == TLMI_SAVE_BULK) { + if (tlmi_priv.save_mode == TLMI_SAVE_BULK) tlmi_priv.save_required = true; - } else { - if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { - ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", - tlmi_priv.pwd_admin->password); - if (ret) - goto out; - } + else ret = tlmi_save_bios_settings(""); - } } else { /* old non-opcode based authentication method (deprecated) */ if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { auth_str = kasprintf(GFP_KERNEL, "%s,%s,%s;", diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index c4895e9bc714..5ecd9d33250d 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -10308,6 +10308,7 @@ static int convert_dytc_to_profile(int funcmode, int dytcmode, return 0; default: /* Unknown function */ + pr_debug("unknown function 0x%x\n", funcmode); return -EOPNOTSUPP; } return 0; @@ -10493,8 +10494,8 @@ static void dytc_profile_refresh(void) return; perfmode = (output >> DYTC_GET_MODE_BIT) & 0xF; - convert_dytc_to_profile(funcmode, perfmode, &profile); - if (profile != dytc_current_profile) { + err = convert_dytc_to_profile(funcmode, perfmode, &profile); + if (!err && profile != dytc_current_profile) { dytc_current_profile = profile; platform_profile_notify(); } diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c index 7aee5e9ff2b8..975cf24ae359 100644 --- a/drivers/platform/x86/touchscreen_dmi.c +++ b/drivers/platform/x86/touchscreen_dmi.c @@ -81,7 +81,7 @@ static const struct property_entry chuwi_hi8_air_props[] = { }; static const struct ts_dmi_data chuwi_hi8_air_data = { - .acpi_name = "MSSL1680:00", + .acpi_name = "MSSL1680", .properties = chuwi_hi8_air_props, }; @@ -415,18 +415,13 @@ static const struct property_entry gdix1001_upside_down_props[] = { { } }; -static const struct ts_dmi_data gdix1001_00_upside_down_data = { - .acpi_name = "GDIX1001:00", - .properties = gdix1001_upside_down_props, -}; - -static const struct ts_dmi_data gdix1001_01_upside_down_data = { - .acpi_name = "GDIX1001:01", +static const struct ts_dmi_data gdix1001_upside_down_data = { + .acpi_name = "GDIX1001", .properties = gdix1001_upside_down_props, }; -static const struct ts_dmi_data gdix1002_00_upside_down_data = { - .acpi_name = "GDIX1002:00", +static const struct ts_dmi_data gdix1002_upside_down_data = { + .acpi_name = "GDIX1002", .properties = gdix1001_upside_down_props, }; @@ -1412,7 +1407,7 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, { /* Juno Tablet */ - .driver_data = (void *)&gdix1002_00_upside_down_data, + .driver_data = (void *)&gdix1002_upside_down_data, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Default string"), /* Both product- and board-name being "Default string" is somewhat rare */ @@ -1658,7 +1653,7 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, { /* Teclast X89 (Android version / BIOS) */ - .driver_data = (void *)&gdix1001_00_upside_down_data, + .driver_data = (void *)&gdix1001_upside_down_data, .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "WISKY"), DMI_MATCH(DMI_BOARD_NAME, "3G062i"), @@ -1666,7 +1661,7 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, { /* Teclast X89 (Windows version / BIOS) */ - .driver_data = (void *)&gdix1001_01_upside_down_data, + .driver_data = (void *)&gdix1001_upside_down_data, .matches = { /* tPAD is too generic, also match on bios date */ DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), @@ -1684,7 +1679,7 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, { /* Teclast X98 Pro */ - .driver_data = (void *)&gdix1001_00_upside_down_data, + .driver_data = (void *)&gdix1001_upside_down_data, .matches = { /* * Only match BIOS date, because the manufacturers @@ -1788,7 +1783,7 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, { /* "WinBook TW100" */ - .driver_data = (void *)&gdix1001_00_upside_down_data, + .driver_data = (void *)&gdix1001_upside_down_data, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "WinBook"), DMI_MATCH(DMI_PRODUCT_NAME, "TW100") @@ -1796,7 +1791,7 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, { /* WinBook TW700 */ - .driver_data = (void *)&gdix1001_00_upside_down_data, + .driver_data = (void *)&gdix1001_upside_down_data, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "WinBook"), DMI_MATCH(DMI_PRODUCT_NAME, "TW700") @@ -1821,7 +1816,7 @@ static void ts_dmi_add_props(struct i2c_client *client) int error; if (has_acpi_companion(dev) && - !strncmp(ts_data->acpi_name, client->name, I2C_NAME_SIZE)) { + strstarts(client->name, ts_data->acpi_name)) { error = device_create_managed_software_node(dev, ts_data->properties, NULL); if (error) dev_err(dev, "failed to add properties: %d\n", error); diff --git a/drivers/platform/x86/x86-android-tablets/core.c b/drivers/platform/x86/x86-android-tablets/core.c index f8221a15575b..a3415f1c0b5f 100644 --- a/drivers/platform/x86/x86-android-tablets/core.c +++ b/drivers/platform/x86/x86-android-tablets/core.c @@ -21,6 +21,7 @@ #include <linux/string.h> #include "x86-android-tablets.h" +#include "../serdev_helpers.h" static struct platform_device *x86_android_tablet_device; @@ -113,6 +114,9 @@ int x86_acpi_irq_helper_get(const struct x86_acpi_irq_data *data) if (irq_type != IRQ_TYPE_NONE && irq_type != irq_get_trigger_type(irq)) irq_set_irq_type(irq, irq_type); + if (data->free_gpio) + devm_gpiod_put(&x86_android_tablet_device->dev, gpiod); + return irq; case X86_ACPI_IRQ_TYPE_PMIC: status = acpi_get_handle(NULL, data->chip, &handle); @@ -229,38 +233,20 @@ static __init int x86_instantiate_spi_dev(const struct x86_dev_info *dev_info, i static __init int x86_instantiate_serdev(const struct x86_serdev_info *info, int idx) { - struct acpi_device *ctrl_adev, *serdev_adev; + struct acpi_device *serdev_adev; struct serdev_device *serdev; struct device *ctrl_dev; int ret = -ENODEV; - ctrl_adev = acpi_dev_get_first_match_dev(info->ctrl_hid, info->ctrl_uid, -1); - if (!ctrl_adev) { - pr_err("error could not get %s/%s ctrl adev\n", - info->ctrl_hid, info->ctrl_uid); - return -ENODEV; - } + ctrl_dev = get_serdev_controller(info->ctrl_hid, info->ctrl_uid, 0, + info->ctrl_devname); + if (IS_ERR(ctrl_dev)) + return PTR_ERR(ctrl_dev); serdev_adev = acpi_dev_get_first_match_dev(info->serdev_hid, NULL, -1); if (!serdev_adev) { pr_err("error could not get %s serdev adev\n", info->serdev_hid); - goto put_ctrl_adev; - } - - /* get_first_physical_node() returns a weak ref, no need to put() it */ - ctrl_dev = acpi_get_first_physical_node(ctrl_adev); - if (!ctrl_dev) { - pr_err("error could not get %s/%s ctrl physical dev\n", - info->ctrl_hid, info->ctrl_uid); - goto put_serdev_adev; - } - - /* ctrl_dev now points to the controller's parent, get the controller */ - ctrl_dev = device_find_child_by_name(ctrl_dev, info->ctrl_devname); - if (!ctrl_dev) { - pr_err("error could not get %s/%s %s ctrl dev\n", - info->ctrl_hid, info->ctrl_uid, info->ctrl_devname); - goto put_serdev_adev; + goto put_ctrl_dev; } serdev = serdev_device_alloc(to_serdev_controller(ctrl_dev)); @@ -283,8 +269,8 @@ static __init int x86_instantiate_serdev(const struct x86_serdev_info *info, int put_serdev_adev: acpi_dev_put(serdev_adev); -put_ctrl_adev: - acpi_dev_put(ctrl_adev); +put_ctrl_dev: + put_device(ctrl_dev); return ret; } diff --git a/drivers/platform/x86/x86-android-tablets/lenovo.c b/drivers/platform/x86/x86-android-tablets/lenovo.c index f1c66a61bfc5..c297391955ad 100644 --- a/drivers/platform/x86/x86-android-tablets/lenovo.c +++ b/drivers/platform/x86/x86-android-tablets/lenovo.c @@ -116,6 +116,7 @@ static const struct x86_i2c_client_info lenovo_yb1_x90_i2c_clients[] __initconst .trigger = ACPI_EDGE_SENSITIVE, .polarity = ACPI_ACTIVE_LOW, .con_id = "goodix_ts_irq", + .free_gpio = true, }, }, { /* Wacom Digitizer in keyboard half */ diff --git a/drivers/platform/x86/x86-android-tablets/other.c b/drivers/platform/x86/x86-android-tablets/other.c index bc6bbf7ec6ea..278402dcb808 100644 --- a/drivers/platform/x86/x86-android-tablets/other.c +++ b/drivers/platform/x86/x86-android-tablets/other.c @@ -68,7 +68,7 @@ static const struct x86_i2c_client_info acer_b1_750_i2c_clients[] __initconst = }, }; -static struct gpiod_lookup_table acer_b1_750_goodix_gpios = { +static struct gpiod_lookup_table acer_b1_750_nvt_ts_gpios = { .dev_id = "i2c-NVT-ts", .table = { GPIO_LOOKUP("INT33FC:01", 26, "reset", GPIO_ACTIVE_LOW), @@ -77,7 +77,7 @@ static struct gpiod_lookup_table acer_b1_750_goodix_gpios = { }; static struct gpiod_lookup_table * const acer_b1_750_gpios[] = { - &acer_b1_750_goodix_gpios, + &acer_b1_750_nvt_ts_gpios, &int3496_reference_gpios, NULL }; diff --git a/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h b/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h index 49fed9410adb..468993edfeee 100644 --- a/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h +++ b/drivers/platform/x86/x86-android-tablets/x86-android-tablets.h @@ -39,6 +39,7 @@ struct x86_acpi_irq_data { int index; int trigger; /* ACPI_EDGE_SENSITIVE / ACPI_LEVEL_SENSITIVE */ int polarity; /* ACPI_ACTIVE_HIGH / ACPI_ACTIVE_LOW / ACPI_ACTIVE_BOTH */ + bool free_gpio; /* Release GPIO after getting IRQ (for TYPE_GPIOINT) */ const char *con_id; }; diff --git a/drivers/pmdomain/arm/scmi_perf_domain.c b/drivers/pmdomain/arm/scmi_perf_domain.c index 709bbc448fad..d7ef46ccd9b8 100644 --- a/drivers/pmdomain/arm/scmi_perf_domain.c +++ b/drivers/pmdomain/arm/scmi_perf_domain.c @@ -159,6 +159,9 @@ static void scmi_perf_domain_remove(struct scmi_device *sdev) struct genpd_onecell_data *scmi_pd_data = dev_get_drvdata(dev); int i; + if (!scmi_pd_data) + return; + of_genpd_del_provider(dev->of_node); for (i = 0; i < scmi_pd_data->num_domains; i++) diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c index a1f6cba3ae6c..18e232b5ed53 100644 --- a/drivers/pmdomain/core.c +++ b/drivers/pmdomain/core.c @@ -1109,7 +1109,7 @@ static int __init genpd_power_off_unused(void) return 0; } -late_initcall(genpd_power_off_unused); +late_initcall_sync(genpd_power_off_unused); #ifdef CONFIG_PM_SLEEP diff --git a/drivers/pmdomain/mediatek/mtk-pm-domains.c b/drivers/pmdomain/mediatek/mtk-pm-domains.c index e26dc17d07ad..e274e3315fe7 100644 --- a/drivers/pmdomain/mediatek/mtk-pm-domains.c +++ b/drivers/pmdomain/mediatek/mtk-pm-domains.c @@ -561,6 +561,11 @@ static int scpsys_add_subdomain(struct scpsys *scpsys, struct device_node *paren goto err_put_node; } + /* recursive call to add all subdomains */ + ret = scpsys_add_subdomain(scpsys, child); + if (ret) + goto err_put_node; + ret = pm_genpd_add_subdomain(parent_pd, child_pd); if (ret) { dev_err(scpsys->dev, "failed to add %s subdomain to parent %s\n", @@ -570,11 +575,6 @@ static int scpsys_add_subdomain(struct scpsys *scpsys, struct device_node *paren dev_dbg(scpsys->dev, "%s add subdomain: %s\n", parent_pd->name, child_pd->name); } - - /* recursive call to add all subdomains */ - ret = scpsys_add_subdomain(scpsys, child); - if (ret) - goto err_put_node; } return 0; @@ -588,9 +588,6 @@ static void scpsys_remove_one_domain(struct scpsys_domain *pd) { int ret; - if (scpsys_domain_is_on(pd)) - scpsys_power_off(&pd->genpd); - /* * We're in the error cleanup already, so we only complain, * but won't emit another error on top of the original one. @@ -600,6 +597,8 @@ static void scpsys_remove_one_domain(struct scpsys_domain *pd) dev_err(pd->scpsys->dev, "failed to remove domain '%s' : %d - state may be inconsistent\n", pd->genpd.name, ret); + if (scpsys_domain_is_on(pd)) + scpsys_power_off(&pd->genpd); clk_bulk_put(pd->num_clks, pd->clks); clk_bulk_put(pd->num_subsys_clks, pd->subsys_clks); diff --git a/drivers/pmdomain/qcom/rpmhpd.c b/drivers/pmdomain/qcom/rpmhpd.c index 3078896b1300..de9121ef4216 100644 --- a/drivers/pmdomain/qcom/rpmhpd.c +++ b/drivers/pmdomain/qcom/rpmhpd.c @@ -217,7 +217,6 @@ static struct rpmhpd *sa8540p_rpmhpds[] = { [SC8280XP_CX] = &cx, [SC8280XP_CX_AO] = &cx_ao, [SC8280XP_EBI] = &ebi, - [SC8280XP_GFX] = &gfx, [SC8280XP_LCX] = &lcx, [SC8280XP_LMX] = &lmx, [SC8280XP_MMCX] = &mmcx, @@ -692,6 +691,7 @@ static int rpmhpd_aggregate_corner(struct rpmhpd *pd, unsigned int corner) unsigned int active_corner, sleep_corner; unsigned int this_active_corner = 0, this_sleep_corner = 0; unsigned int peer_active_corner = 0, peer_sleep_corner = 0; + unsigned int peer_enabled_corner; if (pd->state_synced) { to_active_sleep(pd, corner, &this_active_corner, &this_sleep_corner); @@ -701,9 +701,11 @@ static int rpmhpd_aggregate_corner(struct rpmhpd *pd, unsigned int corner) this_sleep_corner = pd->level_count - 1; } - if (peer && peer->enabled) - to_active_sleep(peer, peer->corner, &peer_active_corner, + if (peer && peer->enabled) { + peer_enabled_corner = max(peer->corner, peer->enable_corner); + to_active_sleep(peer, peer_enabled_corner, &peer_active_corner, &peer_sleep_corner); + } active_corner = max(this_active_corner, peer_active_corner); diff --git a/drivers/pmdomain/renesas/r8a77980-sysc.c b/drivers/pmdomain/renesas/r8a77980-sysc.c index 39ca84a67daa..621e411fc999 100644 --- a/drivers/pmdomain/renesas/r8a77980-sysc.c +++ b/drivers/pmdomain/renesas/r8a77980-sysc.c @@ -25,7 +25,8 @@ static const struct rcar_sysc_area r8a77980_areas[] __initconst = { PD_CPU_NOCR }, { "ca53-cpu3", 0x200, 3, R8A77980_PD_CA53_CPU3, R8A77980_PD_CA53_SCU, PD_CPU_NOCR }, - { "cr7", 0x240, 0, R8A77980_PD_CR7, R8A77980_PD_ALWAYS_ON }, + { "cr7", 0x240, 0, R8A77980_PD_CR7, R8A77980_PD_ALWAYS_ON, + PD_CPU_NOCR }, { "a3ir", 0x180, 0, R8A77980_PD_A3IR, R8A77980_PD_ALWAYS_ON }, { "a2ir0", 0x400, 0, R8A77980_PD_A2IR0, R8A77980_PD_A3IR }, { "a2ir1", 0x400, 1, R8A77980_PD_A2IR1, R8A77980_PD_A3IR }, diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig index f21cb05815ec..3e31375491d5 100644 --- a/drivers/power/supply/Kconfig +++ b/drivers/power/supply/Kconfig @@ -978,6 +978,7 @@ config CHARGER_QCOM_SMB2 config FUEL_GAUGE_MM8013 tristate "Mitsumi MM8013 fuel gauge driver" depends on I2C + select REGMAP_I2C help Say Y here to enable the Mitsumi MM8013 fuel gauge driver. It enables the monitoring of many battery parameters, including diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c index 3a1798b0c1a7..9910c600743e 100644 --- a/drivers/power/supply/bq27xxx_battery_i2c.c +++ b/drivers/power/supply/bq27xxx_battery_i2c.c @@ -209,7 +209,9 @@ static void bq27xxx_battery_i2c_remove(struct i2c_client *client) { struct bq27xxx_device_info *di = i2c_get_clientdata(client); - free_irq(client->irq, di); + if (client->irq) + free_irq(client->irq, di); + bq27xxx_battery_teardown(di); mutex_lock(&battery_mutex); diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c index 2feed036c1cd..00c861899a47 100644 --- a/drivers/powercap/intel_rapl_common.c +++ b/drivers/powercap/intel_rapl_common.c @@ -1564,7 +1564,7 @@ struct rapl_package *rapl_add_package(int id, struct rapl_if_priv *priv, bool id if (id_is_cpu) { rp->id = topology_logical_die_id(id); rp->lead_cpu = id; - if (topology_max_die_per_package() > 1) + if (topology_max_dies_per_package() > 1) snprintf(rp->name, PACKAGE_DOMAIN_NAME_LENGTH, "package-%d-die-%d", topology_physical_package_id(id), topology_die_id(id)); else diff --git a/drivers/ptp/Kconfig b/drivers/ptp/Kconfig index 5dd5f188e14f..604541dcb320 100644 --- a/drivers/ptp/Kconfig +++ b/drivers/ptp/Kconfig @@ -155,6 +155,18 @@ config PTP_1588_CLOCK_IDTCM To compile this driver as a module, choose M here: the module will be called ptp_clockmatrix. +config PTP_1588_CLOCK_FC3W + tristate "RENESAS FemtoClock3 Wireless as PTP clock" + depends on PTP_1588_CLOCK && I2C + default n + help + This driver adds support for using Renesas FemtoClock3 Wireless + as a PTP clock. This clock is only useful if your time stamping + MAC is connected to the RENESAS chip. + + To compile this driver as a module, choose M here: the module + will be called ptp_fc3. + config PTP_1588_CLOCK_MOCK tristate "Mock-up PTP clock" depends on PTP_1588_CLOCK diff --git a/drivers/ptp/Makefile b/drivers/ptp/Makefile index dea0cebd2303..68bf02078053 100644 --- a/drivers/ptp/Makefile +++ b/drivers/ptp/Makefile @@ -15,6 +15,7 @@ obj-$(CONFIG_PTP_1588_CLOCK_QORIQ) += ptp-qoriq.o ptp-qoriq-y += ptp_qoriq.o ptp-qoriq-$(CONFIG_DEBUG_FS) += ptp_qoriq_debugfs.o obj-$(CONFIG_PTP_1588_CLOCK_IDTCM) += ptp_clockmatrix.o +obj-$(CONFIG_PTP_1588_CLOCK_FC3W) += ptp_fc3.o obj-$(CONFIG_PTP_1588_CLOCK_IDT82P33) += ptp_idt82p33.o obj-$(CONFIG_PTP_1588_CLOCK_MOCK) += ptp_mock.o obj-$(CONFIG_PTP_1588_CLOCK_VMW) += ptp_vmw.o diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c index 15b804ba4868..c56cd0f63909 100644 --- a/drivers/ptp/ptp_clock.c +++ b/drivers/ptp/ptp_clock.c @@ -4,7 +4,6 @@ * * Copyright (C) 2010 OMICRON electronics GmbH */ -#include <linux/idr.h> #include <linux/device.h> #include <linux/err.h> #include <linux/init.h> @@ -16,6 +15,7 @@ #include <linux/syscalls.h> #include <linux/uaccess.h> #include <linux/debugfs.h> +#include <linux/xarray.h> #include <uapi/linux/sched/types.h> #include "ptp_private.h" @@ -25,13 +25,16 @@ #define PTP_PPS_EVENT PPS_CAPTUREASSERT #define PTP_PPS_MODE (PTP_PPS_DEFAULTS | PPS_CANWAIT | PPS_TSFMT_TSPEC) -struct class *ptp_class; +const struct class ptp_class = { + .name = "ptp", + .dev_groups = ptp_groups +}; /* private globals */ static dev_t ptp_devt; -static DEFINE_IDA(ptp_clocks_map); +static DEFINE_XARRAY_ALLOC(ptp_clocks_map); /* time stamp event queue operations */ @@ -44,18 +47,31 @@ static void enqueue_external_timestamp(struct timestamp_event_queue *queue, struct ptp_clock_event *src) { struct ptp_extts_event *dst; + struct timespec64 offset_ts; unsigned long flags; s64 seconds; u32 remainder; - seconds = div_u64_rem(src->timestamp, 1000000000, &remainder); + if (src->type == PTP_CLOCK_EXTTS) { + seconds = div_u64_rem(src->timestamp, 1000000000, &remainder); + } else if (src->type == PTP_CLOCK_EXTOFF) { + offset_ts = ns_to_timespec64(src->offset); + seconds = offset_ts.tv_sec; + remainder = offset_ts.tv_nsec; + } else { + WARN(1, "%s: unknown type %d\n", __func__, src->type); + return; + } spin_lock_irqsave(&queue->lock, flags); dst = &queue->buf[queue->tail]; dst->index = src->index; + dst->flags = PTP_EXTTS_EVENT_VALID; dst->t.sec = seconds; dst->t.nsec = remainder; + if (src->type == PTP_CLOCK_EXTOFF) + dst->flags |= PTP_EXT_OFFSET; /* Both WRITE_ONCE() are paired with READ_ONCE() in queue_cnt() */ if (!queue_free(queue)) @@ -188,7 +204,7 @@ static void ptp_clock_release(struct device *dev) bitmap_free(tsevq->mask); kfree(tsevq); debugfs_remove(ptp->debugfs_root); - ida_free(&ptp_clocks_map, ptp->index); + xa_erase(&ptp_clocks_map, ptp->index); kfree(ptp); } @@ -220,7 +236,7 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, { struct ptp_clock *ptp; struct timestamp_event_queue *queue = NULL; - int err = 0, index, major = MAJOR(ptp_devt); + int err, index, major = MAJOR(ptp_devt); char debugfsname[16]; size_t size; @@ -228,16 +244,16 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, return ERR_PTR(-EINVAL); /* Initialize a clock structure. */ - err = -ENOMEM; ptp = kzalloc(sizeof(struct ptp_clock), GFP_KERNEL); - if (ptp == NULL) + if (!ptp) { + err = -ENOMEM; goto no_memory; + } - index = ida_alloc_max(&ptp_clocks_map, MINORMASK, GFP_KERNEL); - if (index < 0) { - err = index; + err = xa_alloc(&ptp_clocks_map, &index, ptp, xa_limit_31b, + GFP_KERNEL); + if (err) goto no_slot; - } ptp->clock.ops = ptp_clock_ops; ptp->info = info; @@ -245,13 +261,17 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, ptp->index = index; INIT_LIST_HEAD(&ptp->tsevqs); queue = kzalloc(sizeof(*queue), GFP_KERNEL); - if (!queue) + if (!queue) { + err = -ENOMEM; goto no_memory_queue; + } list_add_tail(&queue->qlist, &ptp->tsevqs); spin_lock_init(&ptp->tsevqs_lock); queue->mask = bitmap_alloc(PTP_MAX_CHANNELS, GFP_KERNEL); - if (!queue->mask) + if (!queue->mask) { + err = -ENOMEM; goto no_memory_bitmap; + } bitmap_set(queue->mask, 0, PTP_MAX_CHANNELS); spin_lock_init(&queue->lock); mutex_init(&ptp->pincfg_mux); @@ -322,7 +342,7 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, /* Initialize a new device of our class in our clock structure. */ device_initialize(&ptp->dev); ptp->dev.devt = ptp->devid; - ptp->dev.class = ptp_class; + ptp->dev.class = &ptp_class; ptp->dev.parent = parent; ptp->dev.groups = ptp->pin_attr_groups; ptp->dev.release = ptp_clock_release; @@ -365,7 +385,7 @@ no_memory_bitmap: list_del(&queue->qlist); kfree(queue); no_memory_queue: - ida_free(&ptp_clocks_map, index); + xa_erase(&ptp_clocks_map, index); no_slot: kfree(ptp); no_memory: @@ -417,6 +437,7 @@ void ptp_clock_event(struct ptp_clock *ptp, struct ptp_clock_event *event) break; case PTP_CLOCK_EXTTS: + case PTP_CLOCK_EXTOFF: /* Enqueue timestamp on selected queues */ spin_lock_irqsave(&ptp->tsevqs_lock, flags); list_for_each_entry(tsevq, &ptp->tsevqs, qlist) { @@ -495,19 +516,19 @@ EXPORT_SYMBOL(ptp_cancel_worker_sync); static void __exit ptp_exit(void) { - class_destroy(ptp_class); + class_unregister(&ptp_class); unregister_chrdev_region(ptp_devt, MINORMASK + 1); - ida_destroy(&ptp_clocks_map); + xa_destroy(&ptp_clocks_map); } static int __init ptp_init(void) { int err; - ptp_class = class_create("ptp"); - if (IS_ERR(ptp_class)) { + err = class_register(&ptp_class); + if (err) { pr_err("ptp: failed to allocate class\n"); - return PTR_ERR(ptp_class); + return err; } err = alloc_chrdev_region(&ptp_devt, 0, MINORMASK + 1, "ptp"); @@ -516,12 +537,11 @@ static int __init ptp_init(void) goto no_region; } - ptp_class->dev_groups = ptp_groups; pr_info("PTP clock support registered\n"); return 0; no_region: - class_destroy(ptp_class); + class_unregister(&ptp_class); return err; } diff --git a/drivers/ptp/ptp_fc3.c b/drivers/ptp/ptp_fc3.c new file mode 100644 index 000000000000..6ef982862e27 --- /dev/null +++ b/drivers/ptp/ptp_fc3.c @@ -0,0 +1,1014 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * PTP hardware clock driver for the FemtoClock3 family of timing and + * synchronization devices. + * + * Copyright (C) 2023 Integrated Device Technology, Inc., a Renesas Company. + */ +#include <linux/firmware.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/ptp_clock_kernel.h> +#include <linux/delay.h> +#include <linux/jiffies.h> +#include <linux/kernel.h> +#include <linux/timekeeping.h> +#include <linux/string.h> +#include <linux/of.h> +#include <linux/bitfield.h> +#include <linux/mfd/rsmu.h> +#include <linux/mfd/idtRC38xxx_reg.h> +#include <asm/unaligned.h> + +#include "ptp_private.h" +#include "ptp_fc3.h" + +MODULE_DESCRIPTION("Driver for IDT FemtoClock3(TM) family"); +MODULE_AUTHOR("IDT support-1588 <IDT-support-1588@lm.renesas.com>"); +MODULE_VERSION("1.0"); +MODULE_LICENSE("GPL"); + +/* + * The name of the firmware file to be loaded + * over-rides any automatic selection + */ +static char *firmware; +module_param(firmware, charp, 0); + +static s64 ns2counters(struct idtfc3 *idtfc3, s64 nsec, u32 *sub_ns) +{ + s64 sync; + s32 rem; + + if (likely(nsec >= 0)) { + sync = div_u64_rem(nsec, idtfc3->ns_per_sync, &rem); + *sub_ns = rem; + } else { + sync = -div_u64_rem(-nsec - 1, idtfc3->ns_per_sync, &rem) - 1; + *sub_ns = idtfc3->ns_per_sync - rem - 1; + } + + return sync * idtfc3->ns_per_sync; +} + +static s64 tdc_meas2offset(struct idtfc3 *idtfc3, u64 meas_read) +{ + s64 coarse, fine; + + fine = sign_extend64(FIELD_GET(FINE_MEAS_MASK, meas_read), 12); + coarse = sign_extend64(FIELD_GET(COARSE_MEAS_MASK, meas_read), (39 - 13)); + + fine = div64_s64(fine * NSEC_PER_SEC, idtfc3->tdc_apll_freq * 62LL); + coarse = div64_s64(coarse * NSEC_PER_SEC, idtfc3->time_ref_freq); + + return coarse + fine; +} + +static s64 tdc_offset2phase(struct idtfc3 *idtfc3, s64 offset_ns) +{ + if (offset_ns > idtfc3->ns_per_sync / 2) + offset_ns -= idtfc3->ns_per_sync; + + return offset_ns * idtfc3->tdc_offset_sign; +} + +static int idtfc3_set_lpf_mode(struct idtfc3 *idtfc3, u8 mode) +{ + int err; + + if (mode >= LPF_INVALID) + return -EINVAL; + + if (idtfc3->lpf_mode == mode) + return 0; + + err = regmap_bulk_write(idtfc3->regmap, LPF_MODE_CNFG, &mode, sizeof(mode)); + if (err) + return err; + + idtfc3->lpf_mode = mode; + + return 0; +} + +static int idtfc3_enable_lpf(struct idtfc3 *idtfc3, bool enable) +{ + u8 val; + int err; + + err = regmap_bulk_read(idtfc3->regmap, LPF_CTRL, &val, sizeof(val)); + if (err) + return err; + + if (enable == true) + val |= LPF_EN; + else + val &= ~LPF_EN; + + return regmap_bulk_write(idtfc3->regmap, LPF_CTRL, &val, sizeof(val)); +} + +static int idtfc3_get_time_ref_freq(struct idtfc3 *idtfc3) +{ + int err; + u8 buf[4]; + u8 time_ref_div; + u8 time_clk_div; + + err = regmap_bulk_read(idtfc3->regmap, TIME_CLOCK_MEAS_DIV_CNFG, buf, sizeof(buf)); + if (err) + return err; + time_ref_div = FIELD_GET(TIME_REF_DIV_MASK, get_unaligned_le32(buf)) + 1; + + err = regmap_bulk_read(idtfc3->regmap, TIME_CLOCK_COUNT, buf, 1); + if (err) + return err; + time_clk_div = (buf[0] & TIME_CLOCK_COUNT_MASK) + 1; + idtfc3->time_ref_freq = idtfc3->hw_param.time_clk_freq * + time_clk_div / time_ref_div; + + return 0; +} + +static int idtfc3_get_tdc_offset_sign(struct idtfc3 *idtfc3) +{ + int err; + u8 buf[4]; + u32 val; + u8 sig1, sig2; + + err = regmap_bulk_read(idtfc3->regmap, TIME_CLOCK_TDC_FANOUT_CNFG, buf, sizeof(buf)); + if (err) + return err; + + val = get_unaligned_le32(buf); + if ((val & TIME_SYNC_TO_TDC_EN) != TIME_SYNC_TO_TDC_EN) { + dev_err(idtfc3->dev, "TIME_SYNC_TO_TDC_EN is off !!!"); + return -EINVAL; + } + + sig1 = FIELD_GET(SIG1_MUX_SEL_MASK, val); + sig2 = FIELD_GET(SIG2_MUX_SEL_MASK, val); + + if ((sig1 == sig2) || ((sig1 != TIME_SYNC) && (sig2 != TIME_SYNC))) { + dev_err(idtfc3->dev, "Invalid tdc_mux_sel sig1=%d sig2=%d", sig1, sig2); + return -EINVAL; + } else if (sig1 == TIME_SYNC) { + idtfc3->tdc_offset_sign = 1; + } else if (sig2 == TIME_SYNC) { + idtfc3->tdc_offset_sign = -1; + } + + return 0; +} + +static int idtfc3_lpf_bw(struct idtfc3 *idtfc3, u8 shift, u8 mult) +{ + u8 val = FIELD_PREP(LPF_BW_SHIFT, shift) | FIELD_PREP(LPF_BW_MULT, mult); + + return regmap_bulk_write(idtfc3->regmap, LPF_BW_CNFG, &val, sizeof(val)); +} + +static int idtfc3_enable_tdc(struct idtfc3 *idtfc3, bool enable, u8 meas_mode) +{ + int err; + u8 val = 0; + + /* Disable TDC first */ + err = regmap_bulk_write(idtfc3->regmap, TIME_CLOCK_MEAS_CTRL, &val, sizeof(val)); + if (err) + return err; + + if (enable == false) + return idtfc3_lpf_bw(idtfc3, LPF_BW_SHIFT_DEFAULT, LPF_BW_MULT_DEFAULT); + + if (meas_mode >= MEAS_MODE_INVALID) + return -EINVAL; + + /* Change TDC meas mode */ + err = regmap_bulk_write(idtfc3->regmap, TIME_CLOCK_MEAS_CNFG, + &meas_mode, sizeof(meas_mode)); + if (err) + return err; + + /* Enable TDC */ + val = TDC_MEAS_EN; + if (meas_mode == CONTINUOUS) + val |= TDC_MEAS_START; + err = regmap_bulk_write(idtfc3->regmap, TIME_CLOCK_MEAS_CTRL, &val, sizeof(val)); + if (err) + return err; + + return idtfc3_lpf_bw(idtfc3, LPF_BW_SHIFT_1PPS, LPF_BW_MULT_DEFAULT); +} + +static bool get_tdc_meas(struct idtfc3 *idtfc3, s64 *offset_ns) +{ + bool valid = false; + u8 buf[9]; + u8 val; + int err; + + while (true) { + err = regmap_bulk_read(idtfc3->regmap, TDC_FIFO_STS, + &val, sizeof(val)); + if (err) + return false; + + if (val & FIFO_EMPTY) + break; + + err = regmap_bulk_read(idtfc3->regmap, TDC_FIFO_READ_REQ, + &buf, sizeof(buf)); + if (err) + return false; + + valid = true; + } + + if (valid) + *offset_ns = tdc_meas2offset(idtfc3, get_unaligned_le64(&buf[1])); + + return valid; +} + +static int check_tdc_fifo_overrun(struct idtfc3 *idtfc3) +{ + u8 val; + int err; + + /* Check if FIFO is overrun */ + err = regmap_bulk_read(idtfc3->regmap, TDC_FIFO_STS, &val, sizeof(val)); + if (err) + return err; + + if (!(val & FIFO_FULL)) + return 0; + + dev_warn(idtfc3->dev, "TDC FIFO overrun !!!"); + + err = idtfc3_enable_tdc(idtfc3, true, CONTINUOUS); + if (err) + return err; + + return 0; +} + +static int get_tdc_meas_continuous(struct idtfc3 *idtfc3) +{ + int err; + s64 offset_ns; + struct ptp_clock_event event; + + err = check_tdc_fifo_overrun(idtfc3); + if (err) + return err; + + if (get_tdc_meas(idtfc3, &offset_ns) && offset_ns >= 0) { + event.index = 0; + event.offset = tdc_offset2phase(idtfc3, offset_ns); + event.type = PTP_CLOCK_EXTOFF; + ptp_clock_event(idtfc3->ptp_clock, &event); + } + + return 0; +} + +static int idtfc3_read_subcounter(struct idtfc3 *idtfc3) +{ + u8 buf[5] = {0}; + int err; + + err = regmap_bulk_read(idtfc3->regmap, TOD_COUNTER_READ_REQ, + &buf, sizeof(buf)); + if (err) + return err; + + /* sync_counter_value is [31:82] and sub_sync_counter_value is [0:30] */ + return get_unaligned_le32(&buf[1]) & SUB_SYNC_COUNTER_MASK; +} + +static int idtfc3_tod_update_is_done(struct idtfc3 *idtfc3) +{ + int err; + u8 req; + + err = read_poll_timeout_atomic(regmap_bulk_read, err, !req, USEC_PER_MSEC, + idtfc3->tc_write_timeout, true, idtfc3->regmap, + TOD_SYNC_LOAD_REQ_CTRL, &req, 1); + if (err) + dev_err(idtfc3->dev, "TOD counter write timeout !!!"); + + return err; +} + +static int idtfc3_write_subcounter(struct idtfc3 *idtfc3, u32 counter) +{ + u8 buf[18] = {0}; + int err; + + /* sync_counter_value is [31:82] and sub_sync_counter_value is [0:30] */ + put_unaligned_le32(counter & SUB_SYNC_COUNTER_MASK, &buf[0]); + + buf[16] = SUB_SYNC_LOAD_ENABLE | SYNC_LOAD_ENABLE; + buf[17] = SYNC_LOAD_REQ; + + err = regmap_bulk_write(idtfc3->regmap, TOD_SYNC_LOAD_VAL_CTRL, + &buf, sizeof(buf)); + if (err) + return err; + + return idtfc3_tod_update_is_done(idtfc3); +} + +static int idtfc3_timecounter_update(struct idtfc3 *idtfc3, u32 counter, s64 ns) +{ + int err; + + err = idtfc3_write_subcounter(idtfc3, counter); + if (err) + return err; + + /* Update time counter */ + idtfc3->ns = ns; + idtfc3->last_counter = counter; + + return 0; +} + +static int idtfc3_timecounter_read(struct idtfc3 *idtfc3) +{ + int now, delta; + + now = idtfc3_read_subcounter(idtfc3); + if (now < 0) + return now; + + /* calculate the delta since the last idtfc3_timecounter_read(): */ + if (now >= idtfc3->last_counter) + delta = now - idtfc3->last_counter; + else + delta = idtfc3->sub_sync_count - idtfc3->last_counter + now; + + /* Update time counter */ + idtfc3->ns += delta * idtfc3->ns_per_counter; + idtfc3->last_counter = now; + + return 0; +} + +static int _idtfc3_gettime(struct idtfc3 *idtfc3, struct timespec64 *ts) +{ + int err; + + err = idtfc3_timecounter_read(idtfc3); + if (err) + return err; + + *ts = ns_to_timespec64(idtfc3->ns); + + return 0; +} + +static int idtfc3_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + int err; + + mutex_lock(idtfc3->lock); + err = _idtfc3_gettime(idtfc3, ts); + mutex_unlock(idtfc3->lock); + + return err; +} + +static int _idtfc3_settime(struct idtfc3 *idtfc3, const struct timespec64 *ts) +{ + s64 offset_ns, now_ns; + u32 counter, sub_ns; + int now; + + if (timespec64_valid(ts) == false) { + dev_err(idtfc3->dev, "%s: invalid timespec", __func__); + return -EINVAL; + } + + now = idtfc3_read_subcounter(idtfc3); + if (now < 0) + return now; + + offset_ns = (idtfc3->sub_sync_count - now) * idtfc3->ns_per_counter; + now_ns = timespec64_to_ns(ts); + (void)ns2counters(idtfc3, offset_ns + now_ns, &sub_ns); + + counter = sub_ns / idtfc3->ns_per_counter; + return idtfc3_timecounter_update(idtfc3, counter, now_ns); +} + +static int idtfc3_settime(struct ptp_clock_info *ptp, const struct timespec64 *ts) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + int err; + + mutex_lock(idtfc3->lock); + err = _idtfc3_settime(idtfc3, ts); + mutex_unlock(idtfc3->lock); + + return err; +} + +static int _idtfc3_adjtime(struct idtfc3 *idtfc3, s64 delta) +{ + /* + * The TOD counter can be synchronously loaded with any value, + * to be loaded on the next Time Sync pulse + */ + s64 sync_ns; + u32 sub_ns; + u32 counter; + + if (idtfc3->ns + delta < 0) { + dev_err(idtfc3->dev, "%lld ns adj is too large", delta); + return -EINVAL; + } + + sync_ns = ns2counters(idtfc3, delta + idtfc3->ns_per_sync, &sub_ns); + + counter = sub_ns / idtfc3->ns_per_counter; + return idtfc3_timecounter_update(idtfc3, counter, idtfc3->ns + sync_ns + + counter * idtfc3->ns_per_counter); +} + +static int idtfc3_adjtime(struct ptp_clock_info *ptp, s64 delta) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + int err; + + mutex_lock(idtfc3->lock); + err = _idtfc3_adjtime(idtfc3, delta); + mutex_unlock(idtfc3->lock); + + return err; +} + +static int _idtfc3_adjphase(struct idtfc3 *idtfc3, s32 delta) +{ + u8 buf[8] = {0}; + int err; + s64 pcw; + + err = idtfc3_set_lpf_mode(idtfc3, LPF_WP); + if (err) + return err; + + /* + * Phase Control Word unit is: 10^9 / (TDC_APLL_FREQ * 124) + * + * delta * TDC_APLL_FREQ * 124 + * PCW = --------------------------- + * 10^9 + * + */ + pcw = div_s64((s64)delta * idtfc3->tdc_apll_freq * 124, NSEC_PER_SEC); + + put_unaligned_le64(pcw, buf); + + return regmap_bulk_write(idtfc3->regmap, LPF_WR_PHASE_CTRL, buf, sizeof(buf)); +} + +static int idtfc3_adjphase(struct ptp_clock_info *ptp, s32 delta) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + int err; + + mutex_lock(idtfc3->lock); + err = _idtfc3_adjphase(idtfc3, delta); + mutex_unlock(idtfc3->lock); + + return err; +} + +static int _idtfc3_adjfine(struct idtfc3 *idtfc3, long scaled_ppm) +{ + u8 buf[8] = {0}; + int err; + s64 fcw; + + err = idtfc3_set_lpf_mode(idtfc3, LPF_WF); + if (err) + return err; + + /* + * Frequency Control Word unit is: 2^-44 * 10^6 ppm + * + * adjfreq: + * ppb * 2^44 + * FCW = ---------- + * 10^9 + * + * adjfine: + * ppm_16 * 2^28 + * FCW = ------------- + * 10^6 + */ + fcw = scaled_ppm * BIT(28); + fcw = div_s64(fcw, 1000000); + + put_unaligned_le64(fcw, buf); + + return regmap_bulk_write(idtfc3->regmap, LPF_WR_FREQ_CTRL, buf, sizeof(buf)); +} + +static int idtfc3_adjfine(struct ptp_clock_info *ptp, long scaled_ppm) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + int err; + + mutex_lock(idtfc3->lock); + err = _idtfc3_adjfine(idtfc3, scaled_ppm); + mutex_unlock(idtfc3->lock); + + return err; +} + +static int idtfc3_enable(struct ptp_clock_info *ptp, + struct ptp_clock_request *rq, int on) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + int err = -EOPNOTSUPP; + + mutex_lock(idtfc3->lock); + switch (rq->type) { + case PTP_CLK_REQ_PEROUT: + if (!on) + err = 0; + /* Only accept a 1-PPS aligned to the second. */ + else if (rq->perout.start.nsec || rq->perout.period.sec != 1 || + rq->perout.period.nsec) + err = -ERANGE; + else + err = 0; + break; + case PTP_CLK_REQ_EXTTS: + if (on) { + /* Only accept requests for external phase offset */ + if ((rq->extts.flags & PTP_EXT_OFFSET) != (PTP_EXT_OFFSET)) + err = -EOPNOTSUPP; + else + err = idtfc3_enable_tdc(idtfc3, true, CONTINUOUS); + } else { + err = idtfc3_enable_tdc(idtfc3, false, MEAS_MODE_INVALID); + } + break; + default: + break; + } + mutex_unlock(idtfc3->lock); + + if (err) + dev_err(idtfc3->dev, "Failed in %s with err %d!", __func__, err); + + return err; +} + +static long idtfc3_aux_work(struct ptp_clock_info *ptp) +{ + struct idtfc3 *idtfc3 = container_of(ptp, struct idtfc3, caps); + static int tdc_get; + + mutex_lock(idtfc3->lock); + tdc_get %= TDC_GET_PERIOD; + if ((tdc_get == 0) || (tdc_get == TDC_GET_PERIOD / 2)) + idtfc3_timecounter_read(idtfc3); + get_tdc_meas_continuous(idtfc3); + tdc_get++; + mutex_unlock(idtfc3->lock); + + return idtfc3->tc_update_period; +} + +static const struct ptp_clock_info idtfc3_caps = { + .owner = THIS_MODULE, + .max_adj = MAX_FFO_PPB, + .n_per_out = 1, + .n_ext_ts = 1, + .adjphase = &idtfc3_adjphase, + .adjfine = &idtfc3_adjfine, + .adjtime = &idtfc3_adjtime, + .gettime64 = &idtfc3_gettime, + .settime64 = &idtfc3_settime, + .enable = &idtfc3_enable, + .do_aux_work = &idtfc3_aux_work, +}; + +static int idtfc3_hw_calibrate(struct idtfc3 *idtfc3) +{ + int err = 0; + u8 val; + + mdelay(10); + /* + * Toggle TDC_DAC_RECAL_REQ: + * (1) set tdc_en to 1 + * (2) set tdc_dac_recal_req to 0 + * (3) set tdc_dac_recal_req to 1 + */ + val = TDC_EN; + err = regmap_bulk_write(idtfc3->regmap, TDC_CTRL, + &val, sizeof(val)); + if (err) + return err; + val = TDC_EN | TDC_DAC_RECAL_REQ; + err = regmap_bulk_write(idtfc3->regmap, TDC_CTRL, + &val, sizeof(val)); + if (err) + return err; + mdelay(10); + + /* + * Toggle APLL_REINIT: + * (1) set apll_reinit to 0 + * (2) set apll_reinit to 1 + */ + val = 0; + err = regmap_bulk_write(idtfc3->regmap, SOFT_RESET_CTRL, + &val, sizeof(val)); + if (err) + return err; + val = APLL_REINIT; + err = regmap_bulk_write(idtfc3->regmap, SOFT_RESET_CTRL, + &val, sizeof(val)); + if (err) + return err; + mdelay(10); + + return err; +} + +static int idtfc3_init_timecounter(struct idtfc3 *idtfc3) +{ + int err; + u32 period_ms; + + period_ms = idtfc3->sub_sync_count * MSEC_PER_SEC / + idtfc3->hw_param.time_clk_freq; + + idtfc3->tc_update_period = msecs_to_jiffies(period_ms / TDC_GET_PERIOD); + idtfc3->tc_write_timeout = period_ms * USEC_PER_MSEC; + + err = idtfc3_timecounter_update(idtfc3, 0, 0); + if (err) + return err; + + err = idtfc3_timecounter_read(idtfc3); + if (err) + return err; + + ptp_schedule_worker(idtfc3->ptp_clock, idtfc3->tc_update_period); + + return 0; +} + +static int idtfc3_get_tdc_apll_freq(struct idtfc3 *idtfc3) +{ + int err; + u8 tdc_fb_div_int; + u8 tdc_ref_div; + struct idtfc3_hw_param *param = &idtfc3->hw_param; + + err = regmap_bulk_read(idtfc3->regmap, TDC_REF_DIV_CNFG, + &tdc_ref_div, sizeof(tdc_ref_div)); + if (err) + return err; + + err = regmap_bulk_read(idtfc3->regmap, TDC_FB_DIV_INT_CNFG, + &tdc_fb_div_int, sizeof(tdc_fb_div_int)); + if (err) + return err; + + tdc_fb_div_int &= TDC_FB_DIV_INT_MASK; + tdc_ref_div &= TDC_REF_DIV_CONFIG_MASK; + + idtfc3->tdc_apll_freq = div_u64(param->xtal_freq * (u64)tdc_fb_div_int, + 1 << tdc_ref_div); + + return 0; +} + +static int idtfc3_get_fod(struct idtfc3 *idtfc3) +{ + int err; + u8 fod; + + err = regmap_bulk_read(idtfc3->regmap, TIME_CLOCK_SRC, &fod, sizeof(fod)); + if (err) + return err; + + switch (fod) { + case 0: + idtfc3->fod_n = FOD_0; + break; + case 1: + idtfc3->fod_n = FOD_1; + break; + case 2: + idtfc3->fod_n = FOD_2; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int idtfc3_get_sync_count(struct idtfc3 *idtfc3) +{ + int err; + u8 buf[4]; + + err = regmap_bulk_read(idtfc3->regmap, SUB_SYNC_GEN_CNFG, buf, sizeof(buf)); + if (err) + return err; + + idtfc3->sub_sync_count = (get_unaligned_le32(buf) & SUB_SYNC_COUNTER_MASK) + 1; + idtfc3->ns_per_counter = NSEC_PER_SEC / idtfc3->hw_param.time_clk_freq; + idtfc3->ns_per_sync = idtfc3->sub_sync_count * idtfc3->ns_per_counter; + + return 0; +} + +static int idtfc3_setup_hw_param(struct idtfc3 *idtfc3) +{ + int err; + + err = idtfc3_get_fod(idtfc3); + if (err) + return err; + + err = idtfc3_get_sync_count(idtfc3); + if (err) + return err; + + err = idtfc3_get_time_ref_freq(idtfc3); + if (err) + return err; + + return idtfc3_get_tdc_apll_freq(idtfc3); +} + +static int idtfc3_configure_hw(struct idtfc3 *idtfc3) +{ + int err = 0; + + err = idtfc3_hw_calibrate(idtfc3); + if (err) + return err; + + err = idtfc3_enable_lpf(idtfc3, true); + if (err) + return err; + + err = idtfc3_enable_tdc(idtfc3, false, MEAS_MODE_INVALID); + if (err) + return err; + + err = idtfc3_get_tdc_offset_sign(idtfc3); + if (err) + return err; + + return idtfc3_setup_hw_param(idtfc3); +} + +static int idtfc3_set_overhead(struct idtfc3 *idtfc3) +{ + s64 current_ns = 0; + s64 lowest_ns = 0; + int err; + u8 i; + ktime_t start; + ktime_t stop; + ktime_t diff; + + char buf[18] = {0}; + + for (i = 0; i < 5; i++) { + start = ktime_get_raw(); + + err = regmap_bulk_write(idtfc3->regmap, TOD_SYNC_LOAD_VAL_CTRL, + &buf, sizeof(buf)); + if (err) + return err; + + stop = ktime_get_raw(); + + diff = ktime_sub(stop, start); + + current_ns = ktime_to_ns(diff); + + if (i == 0) { + lowest_ns = current_ns; + } else { + if (current_ns < lowest_ns) + lowest_ns = current_ns; + } + } + + idtfc3->tod_write_overhead = lowest_ns; + + return err; +} + +static int idtfc3_enable_ptp(struct idtfc3 *idtfc3) +{ + int err; + + idtfc3->caps = idtfc3_caps; + snprintf(idtfc3->caps.name, sizeof(idtfc3->caps.name), "IDT FC3W"); + idtfc3->ptp_clock = ptp_clock_register(&idtfc3->caps, NULL); + + if (IS_ERR(idtfc3->ptp_clock)) { + err = PTR_ERR(idtfc3->ptp_clock); + idtfc3->ptp_clock = NULL; + return err; + } + + err = idtfc3_set_overhead(idtfc3); + if (err) + return err; + + err = idtfc3_init_timecounter(idtfc3); + if (err) + return err; + + dev_info(idtfc3->dev, "TIME_SYNC_CHANNEL registered as ptp%d", + idtfc3->ptp_clock->index); + + return 0; +} + +static int idtfc3_load_firmware(struct idtfc3 *idtfc3) +{ + char fname[128] = FW_FILENAME; + const struct firmware *fw; + struct idtfc3_fwrc *rec; + u16 addr; + u8 val; + int err; + s32 len; + + idtfc3_default_hw_param(&idtfc3->hw_param); + + if (firmware) /* module parameter */ + snprintf(fname, sizeof(fname), "%s", firmware); + + dev_info(idtfc3->dev, "requesting firmware '%s'\n", fname); + + err = request_firmware(&fw, fname, idtfc3->dev); + + if (err) { + dev_err(idtfc3->dev, + "requesting firmware failed with err %d!\n", err); + return err; + } + + dev_dbg(idtfc3->dev, "firmware size %zu bytes\n", fw->size); + + rec = (struct idtfc3_fwrc *)fw->data; + + for (len = fw->size; len > 0; len -= sizeof(*rec)) { + if (rec->reserved) { + dev_err(idtfc3->dev, + "bad firmware, reserved field non-zero\n"); + err = -EINVAL; + } else { + val = rec->value; + addr = rec->hiaddr << 8 | rec->loaddr; + + rec++; + + err = idtfc3_set_hw_param(&idtfc3->hw_param, addr, val); + } + + if (err != -EINVAL) { + err = 0; + + /* Max register */ + if (addr >= 0xE88) + continue; + + err = regmap_bulk_write(idtfc3->regmap, addr, + &val, sizeof(val)); + } + + if (err) + goto out; + } + + err = idtfc3_configure_hw(idtfc3); +out: + release_firmware(fw); + return err; +} + +static int idtfc3_read_device_id(struct idtfc3 *idtfc3, u16 *device_id) +{ + int err; + u8 buf[2] = {0}; + + err = regmap_bulk_read(idtfc3->regmap, DEVICE_ID, + &buf, sizeof(buf)); + if (err) { + dev_err(idtfc3->dev, "%s failed with %d", __func__, err); + return err; + } + + *device_id = get_unaligned_le16(buf); + + return 0; +} + +static int idtfc3_check_device_compatibility(struct idtfc3 *idtfc3) +{ + int err; + u16 device_id; + + err = idtfc3_read_device_id(idtfc3, &device_id); + if (err) + return err; + + if ((device_id & DEVICE_ID_MASK) == 0) { + dev_err(idtfc3->dev, "invalid device"); + return -EINVAL; + } + + return 0; +} + +static int idtfc3_probe(struct platform_device *pdev) +{ + struct rsmu_ddata *ddata = dev_get_drvdata(pdev->dev.parent); + struct idtfc3 *idtfc3; + int err; + + idtfc3 = devm_kzalloc(&pdev->dev, sizeof(struct idtfc3), GFP_KERNEL); + + if (!idtfc3) + return -ENOMEM; + + idtfc3->dev = &pdev->dev; + idtfc3->mfd = pdev->dev.parent; + idtfc3->lock = &ddata->lock; + idtfc3->regmap = ddata->regmap; + + mutex_lock(idtfc3->lock); + + err = idtfc3_check_device_compatibility(idtfc3); + if (err) { + mutex_unlock(idtfc3->lock); + return err; + } + + err = idtfc3_load_firmware(idtfc3); + if (err) { + if (err == -ENOENT) { + mutex_unlock(idtfc3->lock); + return -EPROBE_DEFER; + } + dev_warn(idtfc3->dev, "loading firmware failed with %d", err); + } + + err = idtfc3_enable_ptp(idtfc3); + if (err) { + dev_err(idtfc3->dev, "idtfc3_enable_ptp failed with %d", err); + mutex_unlock(idtfc3->lock); + return err; + } + + mutex_unlock(idtfc3->lock); + + if (err) { + ptp_clock_unregister(idtfc3->ptp_clock); + return err; + } + + platform_set_drvdata(pdev, idtfc3); + + return 0; +} + +static void idtfc3_remove(struct platform_device *pdev) +{ + struct idtfc3 *idtfc3 = platform_get_drvdata(pdev); + + ptp_clock_unregister(idtfc3->ptp_clock); +} + +static struct platform_driver idtfc3_driver = { + .driver = { + .name = "rc38xxx-phc", + }, + .probe = idtfc3_probe, + .remove_new = idtfc3_remove, +}; + +module_platform_driver(idtfc3_driver); diff --git a/drivers/ptp/ptp_fc3.h b/drivers/ptp/ptp_fc3.h new file mode 100644 index 000000000000..897101579207 --- /dev/null +++ b/drivers/ptp/ptp_fc3.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * PTP hardware clock driver for the FemtoClock3 family of timing and + * synchronization devices. + * + * Copyright (C) 2023 Integrated Device Technology, Inc., a Renesas Company. + */ +#ifndef PTP_IDTFC3_H +#define PTP_IDTFC3_H + +#include <linux/ktime.h> +#include <linux/ptp_clock.h> +#include <linux/regmap.h> + +#define FW_FILENAME "idtfc3.bin" + +#define MAX_FFO_PPB (244000) +#define TDC_GET_PERIOD (10) + +struct idtfc3 { + struct ptp_clock_info caps; + struct ptp_clock *ptp_clock; + struct device *dev; + /* Mutex to protect operations from being interrupted */ + struct mutex *lock; + struct device *mfd; + struct regmap *regmap; + struct idtfc3_hw_param hw_param; + u32 sub_sync_count; + u32 ns_per_sync; + int tdc_offset_sign; + u64 tdc_apll_freq; + u32 time_ref_freq; + u16 fod_n; + u8 lpf_mode; + /* Time counter */ + u32 last_counter; + s64 ns; + u32 ns_per_counter; + u32 tc_update_period; + u32 tc_write_timeout; + s64 tod_write_overhead; +}; + +#endif /* PTP_IDTFC3_H */ diff --git a/drivers/ptp/ptp_kvm_common.c b/drivers/ptp/ptp_kvm_common.c index 2418977989be..15ccb7dd2ed0 100644 --- a/drivers/ptp/ptp_kvm_common.c +++ b/drivers/ptp/ptp_kvm_common.c @@ -28,15 +28,15 @@ static int ptp_kvm_get_time_fn(ktime_t *device_time, struct system_counterval_t *system_counter, void *ctx) { - long ret; - u64 cycle; + enum clocksource_ids cs_id; struct timespec64 tspec; - struct clocksource *cs; + u64 cycle; + int ret; spin_lock(&kvm_ptp_lock); preempt_disable_notrace(); - ret = kvm_arch_ptp_get_crosststamp(&cycle, &tspec, &cs); + ret = kvm_arch_ptp_get_crosststamp(&cycle, &tspec, &cs_id); if (ret) { spin_unlock(&kvm_ptp_lock); preempt_enable_notrace(); @@ -46,7 +46,7 @@ static int ptp_kvm_get_time_fn(ktime_t *device_time, preempt_enable_notrace(); system_counter->cycles = cycle; - system_counter->cs = cs; + system_counter->cs_id = cs_id; *device_time = timespec64_to_ktime(tspec); diff --git a/drivers/ptp/ptp_kvm_x86.c b/drivers/ptp/ptp_kvm_x86.c index 902844cc1a17..617c8d6706d3 100644 --- a/drivers/ptp/ptp_kvm_x86.c +++ b/drivers/ptp/ptp_kvm_x86.c @@ -93,7 +93,7 @@ int kvm_arch_ptp_get_clock(struct timespec64 *ts) } int kvm_arch_ptp_get_crosststamp(u64 *cycle, struct timespec64 *tspec, - struct clocksource **cs) + enum clocksource_ids *cs_id) { struct pvclock_vcpu_time_info *src; unsigned int version; @@ -123,7 +123,7 @@ int kvm_arch_ptp_get_crosststamp(u64 *cycle, struct timespec64 *tspec, *cycle = __pvclock_read_cycles(src, clock_pair->tsc); } while (pvclock_read_retry(src, version)); - *cs = &kvm_clock; + *cs_id = CSID_X86_KVM_CLK; return 0; } diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c index 5f858e426bbd..6506cfb89aa9 100644 --- a/drivers/ptp/ptp_ocp.c +++ b/drivers/ptp/ptp_ocp.c @@ -34,6 +34,9 @@ #define PCI_VENDOR_ID_OROLIA 0x1ad7 #define PCI_DEVICE_ID_OROLIA_ARTCARD 0xa000 +#define PCI_VENDOR_ID_ADVA 0xad5a +#define PCI_DEVICE_ID_ADVA_TIMECARD 0x0400 + static struct class timecard_class = { .name = "timecard", }; @@ -63,6 +66,13 @@ struct ocp_reg { u32 status_drift; }; +struct ptp_ocp_servo_conf { + u32 servo_offset_p; + u32 servo_offset_i; + u32 servo_drift_p; + u32 servo_drift_i; +}; + #define OCP_CTRL_ENABLE BIT(0) #define OCP_CTRL_ADJUST_TIME BIT(1) #define OCP_CTRL_ADJUST_OFFSET BIT(2) @@ -397,10 +407,14 @@ static int ptp_ocp_sma_store(struct ptp_ocp *bp, const char *buf, int sma_nr); static int ptp_ocp_art_board_init(struct ptp_ocp *bp, struct ocp_resource *r); +static int ptp_ocp_adva_board_init(struct ptp_ocp *bp, struct ocp_resource *r); + static const struct ocp_attr_group fb_timecard_groups[]; static const struct ocp_attr_group art_timecard_groups[]; +static const struct ocp_attr_group adva_timecard_groups[]; + struct ptp_ocp_eeprom_map { u16 off; u16 len; @@ -700,6 +714,12 @@ static struct ocp_resource ocp_fb_resource[] = { }, { .setup = ptp_ocp_fb_board_init, + .extra = &(struct ptp_ocp_servo_conf) { + .servo_offset_p = 0x2000, + .servo_offset_i = 0x1000, + .servo_drift_p = 0, + .servo_drift_i = 0, + }, }, { } }; @@ -831,6 +851,170 @@ static struct ocp_resource ocp_art_resource[] = { }, { .setup = ptp_ocp_art_board_init, + .extra = &(struct ptp_ocp_servo_conf) { + .servo_offset_p = 0x2000, + .servo_offset_i = 0x1000, + .servo_drift_p = 0, + .servo_drift_i = 0, + }, + }, + { } +}; + +static struct ocp_resource ocp_adva_resource[] = { + { + OCP_MEM_RESOURCE(reg), + .offset = 0x01000000, .size = 0x10000, + }, + { + OCP_EXT_RESOURCE(ts0), + .offset = 0x01010000, .size = 0x10000, .irq_vec = 1, + .extra = &(struct ptp_ocp_ext_info) { + .index = 0, + .irq_fcn = ptp_ocp_ts_irq, + .enable = ptp_ocp_ts_enable, + }, + }, + { + OCP_EXT_RESOURCE(ts1), + .offset = 0x01020000, .size = 0x10000, .irq_vec = 2, + .extra = &(struct ptp_ocp_ext_info) { + .index = 1, + .irq_fcn = ptp_ocp_ts_irq, + .enable = ptp_ocp_ts_enable, + }, + }, + { + OCP_EXT_RESOURCE(ts2), + .offset = 0x01060000, .size = 0x10000, .irq_vec = 6, + .extra = &(struct ptp_ocp_ext_info) { + .index = 2, + .irq_fcn = ptp_ocp_ts_irq, + .enable = ptp_ocp_ts_enable, + }, + }, + /* Timestamp for PHC and/or PPS generator */ + { + OCP_EXT_RESOURCE(pps), + .offset = 0x010C0000, .size = 0x10000, .irq_vec = 0, + .extra = &(struct ptp_ocp_ext_info) { + .index = 5, + .irq_fcn = ptp_ocp_ts_irq, + .enable = ptp_ocp_ts_enable, + }, + }, + { + OCP_EXT_RESOURCE(signal_out[0]), + .offset = 0x010D0000, .size = 0x10000, .irq_vec = 11, + .extra = &(struct ptp_ocp_ext_info) { + .index = 1, + .irq_fcn = ptp_ocp_signal_irq, + .enable = ptp_ocp_signal_enable, + }, + }, + { + OCP_EXT_RESOURCE(signal_out[1]), + .offset = 0x010E0000, .size = 0x10000, .irq_vec = 12, + .extra = &(struct ptp_ocp_ext_info) { + .index = 2, + .irq_fcn = ptp_ocp_signal_irq, + .enable = ptp_ocp_signal_enable, + }, + }, + { + OCP_MEM_RESOURCE(pps_to_ext), + .offset = 0x01030000, .size = 0x10000, + }, + { + OCP_MEM_RESOURCE(pps_to_clk), + .offset = 0x01040000, .size = 0x10000, + }, + { + OCP_MEM_RESOURCE(tod), + .offset = 0x01050000, .size = 0x10000, + }, + { + OCP_MEM_RESOURCE(image), + .offset = 0x00020000, .size = 0x1000, + }, + { + OCP_MEM_RESOURCE(pps_select), + .offset = 0x00130000, .size = 0x1000, + }, + { + OCP_MEM_RESOURCE(sma_map1), + .offset = 0x00140000, .size = 0x1000, + }, + { + OCP_MEM_RESOURCE(sma_map2), + .offset = 0x00220000, .size = 0x1000, + }, + { + OCP_SERIAL_RESOURCE(gnss_port), + .offset = 0x00160000 + 0x1000, .irq_vec = 3, + .extra = &(struct ptp_ocp_serial_port) { + .baud = 9600, + }, + }, + { + OCP_SERIAL_RESOURCE(mac_port), + .offset = 0x00180000 + 0x1000, .irq_vec = 5, + .extra = &(struct ptp_ocp_serial_port) { + .baud = 115200, + }, + }, + { + OCP_MEM_RESOURCE(freq_in[0]), + .offset = 0x01200000, .size = 0x10000, + }, + { + OCP_MEM_RESOURCE(freq_in[1]), + .offset = 0x01210000, .size = 0x10000, + }, + { + OCP_SPI_RESOURCE(spi_flash), + .offset = 0x00310400, .size = 0x10000, .irq_vec = 9, + .extra = &(struct ptp_ocp_flash_info) { + .name = "spi_altera", .pci_offset = 0, + .data_size = sizeof(struct altera_spi_platform_data), + .data = &(struct altera_spi_platform_data) { + .num_chipselect = 1, + .num_devices = 1, + .devices = &(struct spi_board_info) { + .modalias = "spi-nor", + }, + }, + }, + }, + { + OCP_I2C_RESOURCE(i2c_ctrl), + .offset = 0x150000, .size = 0x100, .irq_vec = 7, + .extra = &(struct ptp_ocp_i2c_info) { + .name = "ocores-i2c", + .fixed_rate = 50000000, + .data_size = sizeof(struct ocores_i2c_platform_data), + .data = &(struct ocores_i2c_platform_data) { + .clock_khz = 50000, + .bus_khz = 100, + .reg_io_width = 4, // 32-bit/4-byte + .reg_shift = 2, // 32-bit addressing + .num_devices = 2, + .devices = (struct i2c_board_info[]) { + { I2C_BOARD_INFO("24c02", 0x50) }, + { I2C_BOARD_INFO("24mac402", 0x58), + .platform_data = "mac" }, + }, + }, + }, + }, + { + .setup = ptp_ocp_adva_board_init, + .extra = &(struct ptp_ocp_servo_conf) { + .servo_offset_p = 0xc000, + .servo_offset_i = 0x1000, + .servo_drift_p = 0, + .servo_drift_i = 0, + }, }, { } }; @@ -839,6 +1023,7 @@ static const struct pci_device_id ptp_ocp_pcidev_id[] = { { PCI_DEVICE_DATA(FACEBOOK, TIMECARD, &ocp_fb_resource) }, { PCI_DEVICE_DATA(CELESTICA, TIMECARD, &ocp_fb_resource) }, { PCI_DEVICE_DATA(OROLIA, ARTCARD, &ocp_art_resource) }, + { PCI_DEVICE_DATA(ADVA, TIMECARD, &ocp_adva_resource) }, { } }; MODULE_DEVICE_TABLE(pci, ptp_ocp_pcidev_id); @@ -917,6 +1102,30 @@ static const struct ocp_selector ptp_ocp_art_sma_out[] = { { } }; +static const struct ocp_selector ptp_ocp_adva_sma_in[] = { + { .name = "10Mhz", .value = 0x0000, .frequency = 10000000}, + { .name = "PPS1", .value = 0x0001, .frequency = 1 }, + { .name = "PPS2", .value = 0x0002, .frequency = 1 }, + { .name = "TS1", .value = 0x0004, .frequency = 0 }, + { .name = "TS2", .value = 0x0008, .frequency = 0 }, + { .name = "FREQ1", .value = 0x0100, .frequency = 0 }, + { .name = "FREQ2", .value = 0x0200, .frequency = 0 }, + { .name = "None", .value = SMA_DISABLE, .frequency = 0 }, + { } +}; + +static const struct ocp_selector ptp_ocp_adva_sma_out[] = { + { .name = "10Mhz", .value = 0x0000, .frequency = 10000000}, + { .name = "PHC", .value = 0x0001, .frequency = 1 }, + { .name = "MAC", .value = 0x0002, .frequency = 1 }, + { .name = "GNSS1", .value = 0x0004, .frequency = 1 }, + { .name = "GEN1", .value = 0x0040 }, + { .name = "GEN2", .value = 0x0080 }, + { .name = "GND", .value = 0x2000 }, + { .name = "VCC", .value = 0x4000 }, + { } +}; + struct ocp_sma_op { const struct ocp_selector *tbl[2]; void (*init)(struct ptp_ocp *bp); @@ -1363,7 +1572,7 @@ ptp_ocp_estimate_pci_timing(struct ptp_ocp *bp) } static int -ptp_ocp_init_clock(struct ptp_ocp *bp) +ptp_ocp_init_clock(struct ptp_ocp *bp, struct ptp_ocp_servo_conf *servo_conf) { struct timespec64 ts; u32 ctrl; @@ -1371,12 +1580,11 @@ ptp_ocp_init_clock(struct ptp_ocp *bp) ctrl = OCP_CTRL_ENABLE; iowrite32(ctrl, &bp->reg->ctrl); - /* NO DRIFT Correction */ - /* offset_p:i 1/8, offset_i: 1/16, drift_p: 0, drift_i: 0 */ - iowrite32(0x2000, &bp->reg->servo_offset_p); - iowrite32(0x1000, &bp->reg->servo_offset_i); - iowrite32(0, &bp->reg->servo_drift_p); - iowrite32(0, &bp->reg->servo_drift_i); + /* servo configuration */ + iowrite32(servo_conf->servo_offset_p, &bp->reg->servo_offset_p); + iowrite32(servo_conf->servo_offset_i, &bp->reg->servo_offset_i); + iowrite32(servo_conf->servo_drift_p, &bp->reg->servo_drift_p); + iowrite32(servo_conf->servo_drift_p, &bp->reg->servo_drift_i); /* latch servo values */ ctrl |= OCP_CTRL_ADJUST_SERVO; @@ -2348,6 +2556,14 @@ static const struct ocp_sma_op ocp_fb_sma_op = { .set_output = ptp_ocp_sma_fb_set_output, }; +static const struct ocp_sma_op ocp_adva_sma_op = { + .tbl = { ptp_ocp_adva_sma_in, ptp_ocp_adva_sma_out }, + .init = ptp_ocp_sma_fb_init, + .get = ptp_ocp_sma_fb_get, + .set_inputs = ptp_ocp_sma_fb_set_inputs, + .set_output = ptp_ocp_sma_fb_set_output, +}; + static int ptp_ocp_set_pins(struct ptp_ocp *bp) { @@ -2427,7 +2643,7 @@ ptp_ocp_fb_board_init(struct ptp_ocp *bp, struct ocp_resource *r) return err; ptp_ocp_sma_init(bp); - return ptp_ocp_init_clock(bp); + return ptp_ocp_init_clock(bp, r->extra); } static bool @@ -2589,7 +2805,44 @@ ptp_ocp_art_board_init(struct ptp_ocp *bp, struct ocp_resource *r) if (err) return err; - return ptp_ocp_init_clock(bp); + return ptp_ocp_init_clock(bp, r->extra); +} + +/* ADVA specific board initializers; last "resource" registered. */ +static int +ptp_ocp_adva_board_init(struct ptp_ocp *bp, struct ocp_resource *r) +{ + int err; + u32 version; + + bp->flash_start = 0xA00000; + bp->eeprom_map = fb_eeprom_map; + bp->sma_op = &ocp_adva_sma_op; + + version = ioread32(&bp->image->version); + /* if lower 16 bits are empty, this is the fw loader. */ + if ((version & 0xffff) == 0) { + version = version >> 16; + bp->fw_loader = true; + } + bp->fw_tag = 3; + bp->fw_version = version & 0xffff; + bp->fw_cap = OCP_CAP_BASIC | OCP_CAP_SIGNAL | OCP_CAP_FREQ; + + ptp_ocp_tod_init(bp); + ptp_ocp_nmea_out_init(bp); + ptp_ocp_signal_init(bp); + + err = ptp_ocp_attr_group_add(bp, adva_timecard_groups); + if (err) + return err; + + err = ptp_ocp_set_pins(bp); + if (err) + return err; + ptp_ocp_sma_init(bp); + + return ptp_ocp_init_clock(bp, r->extra); } static ssize_t @@ -3564,6 +3817,37 @@ static const struct ocp_attr_group art_timecard_groups[] = { { }, }; +static struct attribute *adva_timecard_attrs[] = { + &dev_attr_serialnum.attr, + &dev_attr_gnss_sync.attr, + &dev_attr_clock_source.attr, + &dev_attr_available_clock_sources.attr, + &dev_attr_sma1.attr, + &dev_attr_sma2.attr, + &dev_attr_sma3.attr, + &dev_attr_sma4.attr, + &dev_attr_available_sma_inputs.attr, + &dev_attr_available_sma_outputs.attr, + &dev_attr_clock_status_drift.attr, + &dev_attr_clock_status_offset.attr, + &dev_attr_ts_window_adjust.attr, + &dev_attr_tod_correction.attr, + NULL, +}; + +static const struct attribute_group adva_timecard_group = { + .attrs = adva_timecard_attrs, +}; + +static const struct ocp_attr_group adva_timecard_groups[] = { + { .cap = OCP_CAP_BASIC, .group = &adva_timecard_group }, + { .cap = OCP_CAP_SIGNAL, .group = &fb_timecard_signal0_group }, + { .cap = OCP_CAP_SIGNAL, .group = &fb_timecard_signal1_group }, + { .cap = OCP_CAP_FREQ, .group = &fb_timecard_freq0_group }, + { .cap = OCP_CAP_FREQ, .group = &fb_timecard_freq1_group }, + { }, +}; + static void gpio_input_map(char *buf, struct ptp_ocp *bp, u16 map[][2], u16 bit, const char *def) @@ -4209,10 +4493,11 @@ ptp_ocp_detach(struct ptp_ocp *bp) device_unregister(&bp->dev); } -static int ptp_ocp_dpll_lock_status_get(const struct dpll_device *dpll, - void *priv, - enum dpll_lock_status *status, - struct netlink_ext_ack *extack) +static int +ptp_ocp_dpll_lock_status_get(const struct dpll_device *dpll, void *priv, + enum dpll_lock_status *status, + enum dpll_lock_status_error *status_error, + struct netlink_ext_ack *extack) { struct ptp_ocp *bp = priv; diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h index 45f9002a5dca..18934e28469e 100644 --- a/drivers/ptp/ptp_private.h +++ b/drivers/ptp/ptp_private.h @@ -120,7 +120,7 @@ static inline bool ptp_clock_freerun(struct ptp_clock *ptp) return ptp_vclock_in_use(ptp); } -extern struct class *ptp_class; +extern const struct class ptp_class; /* * see ptp_chardev.c diff --git a/drivers/ptp/ptp_sysfs.c b/drivers/ptp/ptp_sysfs.c index f7a499a1bd39..a15460aaa03b 100644 --- a/drivers/ptp/ptp_sysfs.c +++ b/drivers/ptp/ptp_sysfs.c @@ -24,8 +24,7 @@ static ssize_t max_phase_adjustment_show(struct device *dev, { struct ptp_clock *ptp = dev_get_drvdata(dev); - return snprintf(page, PAGE_SIZE - 1, "%d\n", - ptp->info->getmaxphase(ptp->info)); + return sysfs_emit(page, "%d\n", ptp->info->getmaxphase(ptp->info)); } static DEVICE_ATTR_RO(max_phase_adjustment); @@ -34,7 +33,7 @@ static ssize_t var##_show(struct device *dev, \ struct device_attribute *attr, char *page) \ { \ struct ptp_clock *ptp = dev_get_drvdata(dev); \ - return snprintf(page, PAGE_SIZE-1, "%d\n", ptp->info->var); \ + return sysfs_emit(page, "%d\n", ptp->info->var); \ } \ static DEVICE_ATTR(name, 0444, var##_show, NULL); @@ -102,8 +101,8 @@ static ssize_t extts_fifo_show(struct device *dev, if (!qcnt) goto out; - cnt = snprintf(page, PAGE_SIZE, "%u %lld %u\n", - event.index, event.t.sec, event.t.nsec); + cnt = sysfs_emit(page, "%u %lld %u\n", + event.index, event.t.sec, event.t.nsec); out: return cnt; } @@ -194,7 +193,7 @@ static ssize_t n_vclocks_show(struct device *dev, if (mutex_lock_interruptible(&ptp->n_vclocks_mux)) return -ERESTARTSYS; - size = snprintf(page, PAGE_SIZE - 1, "%u\n", ptp->n_vclocks); + size = sysfs_emit(page, "%u\n", ptp->n_vclocks); mutex_unlock(&ptp->n_vclocks_mux); @@ -270,7 +269,7 @@ static ssize_t max_vclocks_show(struct device *dev, struct ptp_clock *ptp = dev_get_drvdata(dev); ssize_t size; - size = snprintf(page, PAGE_SIZE - 1, "%u\n", ptp->max_vclocks); + size = sysfs_emit(page, "%u\n", ptp->max_vclocks); return size; } diff --git a/drivers/ptp/ptp_vclock.c b/drivers/ptp/ptp_vclock.c index dcf752c9e045..7febfdcbde8b 100644 --- a/drivers/ptp/ptp_vclock.c +++ b/drivers/ptp/ptp_vclock.c @@ -241,7 +241,7 @@ int ptp_get_vclocks_index(int pclock_index, int **vclock_index) return num; snprintf(name, PTP_CLOCK_NAME_LEN, "ptp%d", pclock_index); - dev = class_find_device_by_name(ptp_class, name); + dev = class_find_device_by_name(&ptp_class, name); if (!dev) return num; diff --git a/drivers/ras/Kconfig b/drivers/ras/Kconfig index c2a236f2e846..fc4f4bb94a4c 100644 --- a/drivers/ras/Kconfig +++ b/drivers/ras/Kconfig @@ -32,5 +32,18 @@ menuconfig RAS if RAS source "arch/x86/ras/Kconfig" +source "drivers/ras/amd/atl/Kconfig" + +config RAS_FMPM + tristate "FRU Memory Poison Manager" + default m + depends on AMD_ATL && ACPI_APEI + help + Support saving and restoring memory error information across reboot + using ACPI ERST as persistent storage. Error information is saved with + the UEFI CPER "FRU Memory Poison" section format. + + Memory will be retired during boot time and run time depending on + platform-specific policies. endif diff --git a/drivers/ras/Makefile b/drivers/ras/Makefile index 6f0404f50107..11f95d59d397 100644 --- a/drivers/ras/Makefile +++ b/drivers/ras/Makefile @@ -2,3 +2,6 @@ obj-$(CONFIG_RAS) += ras.o obj-$(CONFIG_DEBUG_FS) += debugfs.o obj-$(CONFIG_RAS_CEC) += cec.o + +obj-$(CONFIG_RAS_FMPM) += amd/fmpm.o +obj-y += amd/atl/ diff --git a/drivers/ras/amd/atl/Kconfig b/drivers/ras/amd/atl/Kconfig new file mode 100644 index 000000000000..df49c23e7f62 --- /dev/null +++ b/drivers/ras/amd/atl/Kconfig @@ -0,0 +1,21 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# +# AMD Address Translation Library Kconfig +# +# Copyright (c) 2023, Advanced Micro Devices, Inc. +# All Rights Reserved. +# +# Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + +config AMD_ATL + tristate "AMD Address Translation Library" + depends on AMD_NB && X86_64 && RAS + depends on MEMORY_FAILURE + default N + help + This library includes support for implementation-specific + address translation procedures needed for various error + handling cases. + + Enable this option if using DRAM ECC on Zen-based systems + and OS-based error handling. diff --git a/drivers/ras/amd/atl/Makefile b/drivers/ras/amd/atl/Makefile new file mode 100644 index 000000000000..4acd5f05bd9c --- /dev/null +++ b/drivers/ras/amd/atl/Makefile @@ -0,0 +1,18 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# +# AMD Address Translation Library Makefile +# +# Copyright (c) 2023, Advanced Micro Devices, Inc. +# All Rights Reserved. +# +# Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + +amd_atl-y := access.o +amd_atl-y += core.o +amd_atl-y += dehash.o +amd_atl-y += denormalize.o +amd_atl-y += map.o +amd_atl-y += system.o +amd_atl-y += umc.o + +obj-$(CONFIG_AMD_ATL) += amd_atl.o diff --git a/drivers/ras/amd/atl/access.c b/drivers/ras/amd/atl/access.c new file mode 100644 index 000000000000..ee4661ed28ba --- /dev/null +++ b/drivers/ras/amd/atl/access.c @@ -0,0 +1,133 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * access.c : DF Indirect Access functions + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include "internal.h" + +/* Protect the PCI config register pairs used for DF indirect access. */ +static DEFINE_MUTEX(df_indirect_mutex); + +/* + * Data Fabric Indirect Access uses FICAA/FICAD. + * + * Fabric Indirect Configuration Access Address (FICAA): constructed based + * on the device's Instance Id and the PCI function and register offset of + * the desired register. + * + * Fabric Indirect Configuration Access Data (FICAD): there are FICAD + * low and high registers but so far only the low register is needed. + * + * Use Instance Id 0xFF to indicate a broadcast read. + */ +#define DF_BROADCAST 0xFF + +#define DF_FICAA_INST_EN BIT(0) +#define DF_FICAA_REG_NUM GENMASK(10, 1) +#define DF_FICAA_FUNC_NUM GENMASK(13, 11) +#define DF_FICAA_INST_ID GENMASK(23, 16) + +#define DF_FICAA_REG_NUM_LEGACY GENMASK(10, 2) + +static u16 get_accessible_node(u16 node) +{ + /* + * On heterogeneous systems, not all AMD Nodes are accessible + * through software-visible registers. The Node ID needs to be + * adjusted for register accesses. But its value should not be + * changed for the translation methods. + */ + if (df_cfg.flags.heterogeneous) { + /* Only Node 0 is accessible on DF3.5 systems. */ + if (df_cfg.rev == DF3p5) + node = 0; + + /* + * Only the first Node in each Socket is accessible on + * DF4.5 systems, and this is visible to software as one + * Fabric per Socket. The Socket ID can be derived from + * the Node ID and global shift values. + */ + if (df_cfg.rev == DF4p5) + node >>= df_cfg.socket_id_shift - df_cfg.node_id_shift; + } + + return node; +} + +static int __df_indirect_read(u16 node, u8 func, u16 reg, u8 instance_id, u32 *lo) +{ + u32 ficaa_addr = 0x8C, ficad_addr = 0xB8; + struct pci_dev *F4; + int err = -ENODEV; + u32 ficaa = 0; + + node = get_accessible_node(node); + if (node >= amd_nb_num()) + goto out; + + F4 = node_to_amd_nb(node)->link; + if (!F4) + goto out; + + /* Enable instance-specific access. */ + if (instance_id != DF_BROADCAST) { + ficaa |= FIELD_PREP(DF_FICAA_INST_EN, 1); + ficaa |= FIELD_PREP(DF_FICAA_INST_ID, instance_id); + } + + /* + * The two least-significant bits are masked when inputing the + * register offset to FICAA. + */ + reg >>= 2; + + if (df_cfg.flags.legacy_ficaa) { + ficaa_addr = 0x5C; + ficad_addr = 0x98; + + ficaa |= FIELD_PREP(DF_FICAA_REG_NUM_LEGACY, reg); + } else { + ficaa |= FIELD_PREP(DF_FICAA_REG_NUM, reg); + } + + ficaa |= FIELD_PREP(DF_FICAA_FUNC_NUM, func); + + mutex_lock(&df_indirect_mutex); + + err = pci_write_config_dword(F4, ficaa_addr, ficaa); + if (err) { + pr_warn("Error writing DF Indirect FICAA, FICAA=0x%x\n", ficaa); + goto out_unlock; + } + + err = pci_read_config_dword(F4, ficad_addr, lo); + if (err) + pr_warn("Error reading DF Indirect FICAD LO, FICAA=0x%x.\n", ficaa); + + pr_debug("node=%u inst=0x%x func=0x%x reg=0x%x val=0x%x", + node, instance_id, func, reg << 2, *lo); + +out_unlock: + mutex_unlock(&df_indirect_mutex); + +out: + return err; +} + +int df_indirect_read_instance(u16 node, u8 func, u16 reg, u8 instance_id, u32 *lo) +{ + return __df_indirect_read(node, func, reg, instance_id, lo); +} + +int df_indirect_read_broadcast(u16 node, u8 func, u16 reg, u32 *lo) +{ + return __df_indirect_read(node, func, reg, DF_BROADCAST, lo); +} diff --git a/drivers/ras/amd/atl/core.c b/drivers/ras/amd/atl/core.c new file mode 100644 index 000000000000..6dc4e06305f7 --- /dev/null +++ b/drivers/ras/amd/atl/core.c @@ -0,0 +1,225 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * core.c : Module init and base translation functions + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include <linux/module.h> +#include <asm/cpu_device_id.h> + +#include "internal.h" + +struct df_config df_cfg __read_mostly; + +static int addr_over_limit(struct addr_ctx *ctx) +{ + u64 dram_limit_addr; + + if (df_cfg.rev >= DF4) + dram_limit_addr = FIELD_GET(DF4_DRAM_LIMIT_ADDR, ctx->map.limit); + else + dram_limit_addr = FIELD_GET(DF2_DRAM_LIMIT_ADDR, ctx->map.limit); + + dram_limit_addr <<= DF_DRAM_BASE_LIMIT_LSB; + dram_limit_addr |= GENMASK(DF_DRAM_BASE_LIMIT_LSB - 1, 0); + + /* Is calculated system address above DRAM limit address? */ + if (ctx->ret_addr > dram_limit_addr) { + atl_debug(ctx, "Calculated address (0x%016llx) > DRAM limit (0x%016llx)", + ctx->ret_addr, dram_limit_addr); + return -EINVAL; + } + + return 0; +} + +static bool legacy_hole_en(struct addr_ctx *ctx) +{ + u32 reg = ctx->map.base; + + if (df_cfg.rev >= DF4) + reg = ctx->map.ctl; + + return FIELD_GET(DF_LEGACY_MMIO_HOLE_EN, reg); +} + +static int add_legacy_hole(struct addr_ctx *ctx) +{ + u32 dram_hole_base; + u8 func = 0; + + if (!legacy_hole_en(ctx)) + return 0; + + if (df_cfg.rev >= DF4) + func = 7; + + if (df_indirect_read_broadcast(ctx->node_id, func, 0x104, &dram_hole_base)) + return -EINVAL; + + dram_hole_base &= DF_DRAM_HOLE_BASE_MASK; + + if (ctx->ret_addr >= dram_hole_base) + ctx->ret_addr += (BIT_ULL(32) - dram_hole_base); + + return 0; +} + +static u64 get_base_addr(struct addr_ctx *ctx) +{ + u64 base_addr; + + if (df_cfg.rev >= DF4) + base_addr = FIELD_GET(DF4_BASE_ADDR, ctx->map.base); + else + base_addr = FIELD_GET(DF2_BASE_ADDR, ctx->map.base); + + return base_addr << DF_DRAM_BASE_LIMIT_LSB; +} + +static int add_base_and_hole(struct addr_ctx *ctx) +{ + ctx->ret_addr += get_base_addr(ctx); + + if (add_legacy_hole(ctx)) + return -EINVAL; + + return 0; +} + +static bool late_hole_remove(struct addr_ctx *ctx) +{ + if (df_cfg.rev == DF3p5) + return true; + + if (df_cfg.rev == DF4) + return true; + + if (ctx->map.intlv_mode == DF3_6CHAN) + return true; + + return false; +} + +unsigned long norm_to_sys_addr(u8 socket_id, u8 die_id, u8 coh_st_inst_id, unsigned long addr) +{ + struct addr_ctx ctx; + + if (df_cfg.rev == UNKNOWN) + return -EINVAL; + + memset(&ctx, 0, sizeof(ctx)); + + /* Start from the normalized address */ + ctx.ret_addr = addr; + ctx.inst_id = coh_st_inst_id; + + ctx.inputs.norm_addr = addr; + ctx.inputs.socket_id = socket_id; + ctx.inputs.die_id = die_id; + ctx.inputs.coh_st_inst_id = coh_st_inst_id; + + if (determine_node_id(&ctx, socket_id, die_id)) + return -EINVAL; + + if (get_address_map(&ctx)) + return -EINVAL; + + if (denormalize_address(&ctx)) + return -EINVAL; + + if (!late_hole_remove(&ctx) && add_base_and_hole(&ctx)) + return -EINVAL; + + if (dehash_address(&ctx)) + return -EINVAL; + + if (late_hole_remove(&ctx) && add_base_and_hole(&ctx)) + return -EINVAL; + + if (addr_over_limit(&ctx)) + return -EINVAL; + + return ctx.ret_addr; +} + +static void check_for_legacy_df_access(void) +{ + /* + * All Zen-based systems before Family 19h use the legacy + * DF Indirect Access (FICAA/FICAD) offsets. + */ + if (boot_cpu_data.x86 < 0x19) { + df_cfg.flags.legacy_ficaa = true; + return; + } + + /* All systems after Family 19h use the current offsets. */ + if (boot_cpu_data.x86 > 0x19) + return; + + /* Some Family 19h systems use the legacy offsets. */ + switch (boot_cpu_data.x86_model) { + case 0x00 ... 0x0f: + case 0x20 ... 0x5f: + df_cfg.flags.legacy_ficaa = true; + } +} + +/* + * This library provides functionality for AMD-based systems with a Data Fabric. + * The set of systems with a Data Fabric is equivalent to the set of Zen-based systems + * and the set of systems with the Scalable MCA feature at this time. However, these + * are technically independent things. + * + * It's possible to match on the PCI IDs of the Data Fabric devices, but this will be + * an ever expanding list. Instead, match on the SMCA and Zen features to cover all + * relevant systems. + */ +static const struct x86_cpu_id amd_atl_cpuids[] = { + X86_MATCH_FEATURE(X86_FEATURE_SMCA, NULL), + X86_MATCH_FEATURE(X86_FEATURE_ZEN, NULL), + { } +}; +MODULE_DEVICE_TABLE(x86cpu, amd_atl_cpuids); + +static int __init amd_atl_init(void) +{ + if (!x86_match_cpu(amd_atl_cpuids)) + return -ENODEV; + + if (!amd_nb_num()) + return -ENODEV; + + check_for_legacy_df_access(); + + if (get_df_system_info()) + return -ENODEV; + + /* Increment this module's recount so that it can't be easily unloaded. */ + __module_get(THIS_MODULE); + amd_atl_register_decoder(convert_umc_mca_addr_to_sys_addr); + + pr_info("AMD Address Translation Library initialized"); + return 0; +} + +/* + * Exit function is only needed for testing and debug. Module unload must be + * forced to override refcount check. + */ +static void __exit amd_atl_exit(void) +{ + amd_atl_unregister_decoder(); +} + +module_init(amd_atl_init); +module_exit(amd_atl_exit); + +MODULE_LICENSE("GPL"); diff --git a/drivers/ras/amd/atl/dehash.c b/drivers/ras/amd/atl/dehash.c new file mode 100644 index 000000000000..4ea46262c4f5 --- /dev/null +++ b/drivers/ras/amd/atl/dehash.c @@ -0,0 +1,500 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * dehash.c : Functions to account for hashing bits + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include "internal.h" + +/* + * Verify the interleave bits are correct in the different interleaving + * settings. + * + * If @num_intlv_dies and/or @num_intlv_sockets are 1, it means the + * respective interleaving is disabled. + */ +static inline bool map_bits_valid(struct addr_ctx *ctx, u8 bit1, u8 bit2, + u8 num_intlv_dies, u8 num_intlv_sockets) +{ + if (!(ctx->map.intlv_bit_pos == bit1 || ctx->map.intlv_bit_pos == bit2)) { + pr_debug("Invalid interleave bit: %u", ctx->map.intlv_bit_pos); + return false; + } + + if (ctx->map.num_intlv_dies > num_intlv_dies) { + pr_debug("Invalid number of interleave dies: %u", ctx->map.num_intlv_dies); + return false; + } + + if (ctx->map.num_intlv_sockets > num_intlv_sockets) { + pr_debug("Invalid number of interleave sockets: %u", ctx->map.num_intlv_sockets); + return false; + } + + return true; +} + +static int df2_dehash_addr(struct addr_ctx *ctx) +{ + u8 hashed_bit, intlv_bit, intlv_bit_pos; + + if (!map_bits_valid(ctx, 8, 9, 1, 1)) + return -EINVAL; + + intlv_bit_pos = ctx->map.intlv_bit_pos; + intlv_bit = !!(BIT_ULL(intlv_bit_pos) & ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(12), ctx->ret_addr); + hashed_bit ^= FIELD_GET(BIT_ULL(18), ctx->ret_addr); + hashed_bit ^= FIELD_GET(BIT_ULL(21), ctx->ret_addr); + hashed_bit ^= FIELD_GET(BIT_ULL(30), ctx->ret_addr); + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(intlv_bit_pos); + + return 0; +} + +static int df3_dehash_addr(struct addr_ctx *ctx) +{ + bool hash_ctl_64k, hash_ctl_2M, hash_ctl_1G; + u8 hashed_bit, intlv_bit, intlv_bit_pos; + + if (!map_bits_valid(ctx, 8, 9, 1, 1)) + return -EINVAL; + + hash_ctl_64k = FIELD_GET(DF3_HASH_CTL_64K, ctx->map.ctl); + hash_ctl_2M = FIELD_GET(DF3_HASH_CTL_2M, ctx->map.ctl); + hash_ctl_1G = FIELD_GET(DF3_HASH_CTL_1G, ctx->map.ctl); + + intlv_bit_pos = ctx->map.intlv_bit_pos; + intlv_bit = !!(BIT_ULL(intlv_bit_pos) & ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(14), ctx->ret_addr); + hashed_bit ^= FIELD_GET(BIT_ULL(18), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(23), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(32), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(intlv_bit_pos); + + /* Calculation complete for 2 channels. Continue for 4 and 8 channels. */ + if (ctx->map.intlv_mode == DF3_COD4_2CHAN_HASH) + return 0; + + intlv_bit = FIELD_GET(BIT_ULL(12), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(16), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(21), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(30), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(12); + + /* Calculation complete for 4 channels. Continue for 8 channels. */ + if (ctx->map.intlv_mode == DF3_COD2_4CHAN_HASH) + return 0; + + intlv_bit = FIELD_GET(BIT_ULL(13), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(17), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(22), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(31), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(13); + + return 0; +} + +static int df3_6chan_dehash_addr(struct addr_ctx *ctx) +{ + u8 intlv_bit_pos = ctx->map.intlv_bit_pos; + u8 hashed_bit, intlv_bit, num_intlv_bits; + bool hash_ctl_2M, hash_ctl_1G; + + if (ctx->map.intlv_mode != DF3_6CHAN) { + atl_debug_on_bad_intlv_mode(ctx); + return -EINVAL; + } + + num_intlv_bits = ilog2(ctx->map.num_intlv_chan) + 1; + + hash_ctl_2M = FIELD_GET(DF3_HASH_CTL_2M, ctx->map.ctl); + hash_ctl_1G = FIELD_GET(DF3_HASH_CTL_1G, ctx->map.ctl); + + intlv_bit = !!(BIT_ULL(intlv_bit_pos) & ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= !!(BIT_ULL(intlv_bit_pos + num_intlv_bits) & ctx->ret_addr); + hashed_bit ^= FIELD_GET(BIT_ULL(23), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(32), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(intlv_bit_pos); + + intlv_bit_pos++; + intlv_bit = !!(BIT_ULL(intlv_bit_pos) & ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(21), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(30), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(intlv_bit_pos); + + intlv_bit_pos++; + intlv_bit = !!(BIT_ULL(intlv_bit_pos) & ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(22), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(31), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(intlv_bit_pos); + + return 0; +} + +static int df4_dehash_addr(struct addr_ctx *ctx) +{ + bool hash_ctl_64k, hash_ctl_2M, hash_ctl_1G; + u8 hashed_bit, intlv_bit; + + if (!map_bits_valid(ctx, 8, 8, 1, 2)) + return -EINVAL; + + hash_ctl_64k = FIELD_GET(DF4_HASH_CTL_64K, ctx->map.ctl); + hash_ctl_2M = FIELD_GET(DF4_HASH_CTL_2M, ctx->map.ctl); + hash_ctl_1G = FIELD_GET(DF4_HASH_CTL_1G, ctx->map.ctl); + + intlv_bit = FIELD_GET(BIT_ULL(8), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(16), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(21), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(30), ctx->ret_addr) & hash_ctl_1G; + + if (ctx->map.num_intlv_sockets == 1) + hashed_bit ^= FIELD_GET(BIT_ULL(14), ctx->ret_addr); + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(8); + + /* + * Hashing is possible with socket interleaving, so check the total number + * of channels in the system rather than DRAM map interleaving mode. + * + * Calculation complete for 2 channels. Continue for 4, 8, and 16 channels. + */ + if (ctx->map.total_intlv_chan <= 2) + return 0; + + intlv_bit = FIELD_GET(BIT_ULL(12), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(17), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(22), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(31), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(12); + + /* Calculation complete for 4 channels. Continue for 8 and 16 channels. */ + if (ctx->map.total_intlv_chan <= 4) + return 0; + + intlv_bit = FIELD_GET(BIT_ULL(13), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(18), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(23), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(32), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(13); + + /* Calculation complete for 8 channels. Continue for 16 channels. */ + if (ctx->map.total_intlv_chan <= 8) + return 0; + + intlv_bit = FIELD_GET(BIT_ULL(14), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(19), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(24), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(33), ctx->ret_addr) & hash_ctl_1G; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(14); + + return 0; +} + +static int df4p5_dehash_addr(struct addr_ctx *ctx) +{ + bool hash_ctl_64k, hash_ctl_2M, hash_ctl_1G, hash_ctl_1T; + u8 hashed_bit, intlv_bit; + u64 rehash_vector; + + if (!map_bits_valid(ctx, 8, 8, 1, 2)) + return -EINVAL; + + hash_ctl_64k = FIELD_GET(DF4_HASH_CTL_64K, ctx->map.ctl); + hash_ctl_2M = FIELD_GET(DF4_HASH_CTL_2M, ctx->map.ctl); + hash_ctl_1G = FIELD_GET(DF4_HASH_CTL_1G, ctx->map.ctl); + hash_ctl_1T = FIELD_GET(DF4p5_HASH_CTL_1T, ctx->map.ctl); + + /* + * Generate a unique address to determine which bits + * need to be dehashed. + * + * Start with a contiguous bitmask for the total + * number of channels starting at bit 8. + * + * Then make a gap in the proper place based on + * interleave mode. + */ + rehash_vector = ctx->map.total_intlv_chan - 1; + rehash_vector <<= 8; + + if (ctx->map.intlv_mode == DF4p5_NPS2_4CHAN_1K_HASH || + ctx->map.intlv_mode == DF4p5_NPS1_8CHAN_1K_HASH || + ctx->map.intlv_mode == DF4p5_NPS1_16CHAN_1K_HASH) + rehash_vector = expand_bits(10, 2, rehash_vector); + else + rehash_vector = expand_bits(9, 3, rehash_vector); + + if (rehash_vector & BIT_ULL(8)) { + intlv_bit = FIELD_GET(BIT_ULL(8), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(16), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(21), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(30), ctx->ret_addr) & hash_ctl_1G; + hashed_bit ^= FIELD_GET(BIT_ULL(40), ctx->ret_addr) & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(8); + } + + if (rehash_vector & BIT_ULL(9)) { + intlv_bit = FIELD_GET(BIT_ULL(9), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(17), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(22), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(31), ctx->ret_addr) & hash_ctl_1G; + hashed_bit ^= FIELD_GET(BIT_ULL(41), ctx->ret_addr) & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(9); + } + + if (rehash_vector & BIT_ULL(12)) { + intlv_bit = FIELD_GET(BIT_ULL(12), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(18), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(23), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(32), ctx->ret_addr) & hash_ctl_1G; + hashed_bit ^= FIELD_GET(BIT_ULL(42), ctx->ret_addr) & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(12); + } + + if (rehash_vector & BIT_ULL(13)) { + intlv_bit = FIELD_GET(BIT_ULL(13), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(19), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(24), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(33), ctx->ret_addr) & hash_ctl_1G; + hashed_bit ^= FIELD_GET(BIT_ULL(43), ctx->ret_addr) & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(13); + } + + if (rehash_vector & BIT_ULL(14)) { + intlv_bit = FIELD_GET(BIT_ULL(14), ctx->ret_addr); + + hashed_bit = intlv_bit; + hashed_bit ^= FIELD_GET(BIT_ULL(20), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(25), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(34), ctx->ret_addr) & hash_ctl_1G; + hashed_bit ^= FIELD_GET(BIT_ULL(44), ctx->ret_addr) & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(14); + } + + return 0; +} + +/* + * MI300 hash bits + * 4K 64K 2M 1G 1T 1T + * COH_ST_Select[0] = XOR of addr{8, 12, 15, 22, 29, 36, 43} + * COH_ST_Select[1] = XOR of addr{9, 13, 16, 23, 30, 37, 44} + * COH_ST_Select[2] = XOR of addr{10, 14, 17, 24, 31, 38, 45} + * COH_ST_Select[3] = XOR of addr{11, 18, 25, 32, 39, 46} + * COH_ST_Select[4] = XOR of addr{14, 19, 26, 33, 40, 47} aka Stack + * DieID[0] = XOR of addr{12, 20, 27, 34, 41 } + * DieID[1] = XOR of addr{13, 21, 28, 35, 42 } + */ +static int mi300_dehash_addr(struct addr_ctx *ctx) +{ + bool hash_ctl_4k, hash_ctl_64k, hash_ctl_2M, hash_ctl_1G, hash_ctl_1T; + bool hashed_bit, intlv_bit, test_bit; + u8 num_intlv_bits, base_bit, i; + + if (!map_bits_valid(ctx, 8, 8, 4, 1)) + return -EINVAL; + + hash_ctl_4k = FIELD_GET(DF4p5_HASH_CTL_4K, ctx->map.ctl); + hash_ctl_64k = FIELD_GET(DF4_HASH_CTL_64K, ctx->map.ctl); + hash_ctl_2M = FIELD_GET(DF4_HASH_CTL_2M, ctx->map.ctl); + hash_ctl_1G = FIELD_GET(DF4_HASH_CTL_1G, ctx->map.ctl); + hash_ctl_1T = FIELD_GET(DF4p5_HASH_CTL_1T, ctx->map.ctl); + + /* Channel bits */ + num_intlv_bits = ilog2(ctx->map.num_intlv_chan); + + for (i = 0; i < num_intlv_bits; i++) { + base_bit = 8 + i; + + /* COH_ST_Select[4] jumps to a base bit of 14. */ + if (i == 4) + base_bit = 14; + + intlv_bit = BIT_ULL(base_bit) & ctx->ret_addr; + + hashed_bit = intlv_bit; + + /* 4k hash bit only applies to the first 3 bits. */ + if (i <= 2) { + test_bit = BIT_ULL(12 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_4k; + } + + /* Use temporary 'test_bit' value to avoid Sparse warnings. */ + test_bit = BIT_ULL(15 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_64k; + test_bit = BIT_ULL(22 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_2M; + test_bit = BIT_ULL(29 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_1G; + test_bit = BIT_ULL(36 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_1T; + test_bit = BIT_ULL(43 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(base_bit); + } + + /* Die bits */ + num_intlv_bits = ilog2(ctx->map.num_intlv_dies); + + for (i = 0; i < num_intlv_bits; i++) { + base_bit = 12 + i; + + intlv_bit = BIT_ULL(base_bit) & ctx->ret_addr; + + hashed_bit = intlv_bit; + + test_bit = BIT_ULL(20 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_64k; + test_bit = BIT_ULL(27 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_2M; + test_bit = BIT_ULL(34 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_1G; + test_bit = BIT_ULL(41 + i) & ctx->ret_addr; + hashed_bit ^= test_bit & hash_ctl_1T; + + if (hashed_bit != intlv_bit) + ctx->ret_addr ^= BIT_ULL(base_bit); + } + + return 0; +} + +int dehash_address(struct addr_ctx *ctx) +{ + switch (ctx->map.intlv_mode) { + /* No hashing cases. */ + case NONE: + case NOHASH_2CHAN: + case NOHASH_4CHAN: + case NOHASH_8CHAN: + case NOHASH_16CHAN: + case NOHASH_32CHAN: + /* Hashing bits handled earlier during CS ID calculation. */ + case DF4_NPS4_3CHAN_HASH: + case DF4_NPS2_5CHAN_HASH: + case DF4_NPS2_6CHAN_HASH: + case DF4_NPS1_10CHAN_HASH: + case DF4_NPS1_12CHAN_HASH: + case DF4p5_NPS2_6CHAN_1K_HASH: + case DF4p5_NPS2_6CHAN_2K_HASH: + case DF4p5_NPS1_10CHAN_1K_HASH: + case DF4p5_NPS1_10CHAN_2K_HASH: + case DF4p5_NPS1_12CHAN_1K_HASH: + case DF4p5_NPS1_12CHAN_2K_HASH: + case DF4p5_NPS0_24CHAN_1K_HASH: + case DF4p5_NPS0_24CHAN_2K_HASH: + /* No hash physical address bits, so nothing to do. */ + case DF4p5_NPS4_3CHAN_1K_HASH: + case DF4p5_NPS4_3CHAN_2K_HASH: + case DF4p5_NPS2_5CHAN_1K_HASH: + case DF4p5_NPS2_5CHAN_2K_HASH: + return 0; + + case DF2_2CHAN_HASH: + return df2_dehash_addr(ctx); + + case DF3_COD4_2CHAN_HASH: + case DF3_COD2_4CHAN_HASH: + case DF3_COD1_8CHAN_HASH: + return df3_dehash_addr(ctx); + + case DF3_6CHAN: + return df3_6chan_dehash_addr(ctx); + + case DF4_NPS4_2CHAN_HASH: + case DF4_NPS2_4CHAN_HASH: + case DF4_NPS1_8CHAN_HASH: + return df4_dehash_addr(ctx); + + case DF4p5_NPS4_2CHAN_1K_HASH: + case DF4p5_NPS4_2CHAN_2K_HASH: + case DF4p5_NPS2_4CHAN_2K_HASH: + case DF4p5_NPS2_4CHAN_1K_HASH: + case DF4p5_NPS1_8CHAN_1K_HASH: + case DF4p5_NPS1_8CHAN_2K_HASH: + case DF4p5_NPS1_16CHAN_1K_HASH: + case DF4p5_NPS1_16CHAN_2K_HASH: + return df4p5_dehash_addr(ctx); + + case MI3_HASH_8CHAN: + case MI3_HASH_16CHAN: + case MI3_HASH_32CHAN: + return mi300_dehash_addr(ctx); + + default: + atl_debug_on_bad_intlv_mode(ctx); + return -EINVAL; + } +} diff --git a/drivers/ras/amd/atl/denormalize.c b/drivers/ras/amd/atl/denormalize.c new file mode 100644 index 000000000000..e279224288d6 --- /dev/null +++ b/drivers/ras/amd/atl/denormalize.c @@ -0,0 +1,718 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * denormalize.c : Functions to account for interleaving bits + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include "internal.h" + +/* + * Returns the Destination Fabric ID. This is the first (lowest) + * COH_ST Fabric ID used within a DRAM Address map. + */ +static u16 get_dst_fabric_id(struct addr_ctx *ctx) +{ + switch (df_cfg.rev) { + case DF2: return FIELD_GET(DF2_DST_FABRIC_ID, ctx->map.limit); + case DF3: return FIELD_GET(DF3_DST_FABRIC_ID, ctx->map.limit); + case DF3p5: return FIELD_GET(DF3p5_DST_FABRIC_ID, ctx->map.limit); + case DF4: return FIELD_GET(DF4_DST_FABRIC_ID, ctx->map.ctl); + case DF4p5: return FIELD_GET(DF4p5_DST_FABRIC_ID, ctx->map.ctl); + default: + atl_debug_on_bad_df_rev(); + return 0; + } +} + +/* + * Make a contiguous gap in address for N bits starting at bit P. + * + * Example: + * address bits: [20:0] + * # of interleave bits (n): 3 + * starting interleave bit (p): 8 + * + * expanded address bits: [20+n : n+p][n+p-1 : p][p-1 : 0] + * [23 : 11][10 : 8][7 : 0] + */ +static u64 make_space_for_coh_st_id_at_intlv_bit(struct addr_ctx *ctx) +{ + return expand_bits(ctx->map.intlv_bit_pos, + ctx->map.total_intlv_bits, + ctx->ret_addr); +} + +/* + * Make two gaps in address for N bits. + * First gap is a single bit at bit P. + * Second gap is the remaining N-1 bits at bit 12. + * + * Example: + * address bits: [20:0] + * # of interleave bits (n): 3 + * starting interleave bit (p): 8 + * + * First gap + * expanded address bits: [20+1 : p+1][p][p-1 : 0] + * [21 : 9][8][7 : 0] + * + * Second gap uses result from first. + * r = n - 1; remaining interleave bits + * expanded address bits: [21+r : 12+r][12+r-1: 12][11 : 0] + * [23 : 14][13 : 12][11 : 0] + */ +static u64 make_space_for_coh_st_id_split_2_1(struct addr_ctx *ctx) +{ + /* Make a single space at the interleave bit. */ + u64 denorm_addr = expand_bits(ctx->map.intlv_bit_pos, 1, ctx->ret_addr); + + /* Done if there's only a single interleave bit. */ + if (ctx->map.total_intlv_bits <= 1) + return denorm_addr; + + /* Make spaces for the remaining interleave bits starting at bit 12. */ + return expand_bits(12, ctx->map.total_intlv_bits - 1, denorm_addr); +} + +/* + * Make space for CS ID at bits [14:8] as follows: + * + * 8 channels -> bits [10:8] + * 16 channels -> bits [11:8] + * 32 channels -> bits [14,11:8] + * + * 1 die -> N/A + * 2 dies -> bit [12] + * 4 dies -> bits [13:12] + */ +static u64 make_space_for_coh_st_id_mi300(struct addr_ctx *ctx) +{ + u8 num_intlv_bits = ilog2(ctx->map.num_intlv_chan); + u64 denorm_addr; + + if (ctx->map.intlv_bit_pos != 8) { + pr_debug("Invalid interleave bit: %u", ctx->map.intlv_bit_pos); + return ~0ULL; + } + + /* Channel bits. Covers up to 4 bits at [11:8]. */ + denorm_addr = expand_bits(8, min(num_intlv_bits, 4), ctx->ret_addr); + + /* Die bits. Always starts at [12]. */ + denorm_addr = expand_bits(12, ilog2(ctx->map.num_intlv_dies), denorm_addr); + + /* Additional channel bit at [14]. */ + if (num_intlv_bits > 4) + denorm_addr = expand_bits(14, 1, denorm_addr); + + return denorm_addr; +} + +/* + * Take the current calculated address and shift enough bits in the middle + * to make a gap where the interleave bits will be inserted. + */ +static u64 make_space_for_coh_st_id(struct addr_ctx *ctx) +{ + switch (ctx->map.intlv_mode) { + case NOHASH_2CHAN: + case NOHASH_4CHAN: + case NOHASH_8CHAN: + case NOHASH_16CHAN: + case NOHASH_32CHAN: + case DF2_2CHAN_HASH: + return make_space_for_coh_st_id_at_intlv_bit(ctx); + + case DF3_COD4_2CHAN_HASH: + case DF3_COD2_4CHAN_HASH: + case DF3_COD1_8CHAN_HASH: + case DF4_NPS4_2CHAN_HASH: + case DF4_NPS2_4CHAN_HASH: + case DF4_NPS1_8CHAN_HASH: + case DF4p5_NPS4_2CHAN_1K_HASH: + case DF4p5_NPS4_2CHAN_2K_HASH: + case DF4p5_NPS2_4CHAN_2K_HASH: + case DF4p5_NPS1_8CHAN_2K_HASH: + case DF4p5_NPS1_16CHAN_2K_HASH: + return make_space_for_coh_st_id_split_2_1(ctx); + + case MI3_HASH_8CHAN: + case MI3_HASH_16CHAN: + case MI3_HASH_32CHAN: + return make_space_for_coh_st_id_mi300(ctx); + + default: + atl_debug_on_bad_intlv_mode(ctx); + return ~0ULL; + } +} + +static u16 get_coh_st_id_df2(struct addr_ctx *ctx) +{ + u8 num_socket_intlv_bits = ilog2(ctx->map.num_intlv_sockets); + u8 num_die_intlv_bits = ilog2(ctx->map.num_intlv_dies); + u8 num_intlv_bits; + u16 coh_st_id, mask; + + coh_st_id = ctx->coh_st_fabric_id - get_dst_fabric_id(ctx); + + /* Channel interleave bits */ + num_intlv_bits = order_base_2(ctx->map.num_intlv_chan); + mask = GENMASK(num_intlv_bits - 1, 0); + coh_st_id &= mask; + + /* Die interleave bits */ + if (num_die_intlv_bits) { + u16 die_bits; + + mask = GENMASK(num_die_intlv_bits - 1, 0); + die_bits = ctx->coh_st_fabric_id & df_cfg.die_id_mask; + die_bits >>= df_cfg.die_id_shift; + + coh_st_id |= (die_bits & mask) << num_intlv_bits; + num_intlv_bits += num_die_intlv_bits; + } + + /* Socket interleave bits */ + if (num_socket_intlv_bits) { + u16 socket_bits; + + mask = GENMASK(num_socket_intlv_bits - 1, 0); + socket_bits = ctx->coh_st_fabric_id & df_cfg.socket_id_mask; + socket_bits >>= df_cfg.socket_id_shift; + + coh_st_id |= (socket_bits & mask) << num_intlv_bits; + } + + return coh_st_id; +} + +static u16 get_coh_st_id_df4(struct addr_ctx *ctx) +{ + /* + * Start with the original component mask and the number of interleave + * bits for the channels in this map. + */ + u8 num_intlv_bits = ilog2(ctx->map.num_intlv_chan); + u16 mask = df_cfg.component_id_mask; + + u16 socket_bits; + + /* Set the derived Coherent Station ID to the input Coherent Station Fabric ID. */ + u16 coh_st_id = ctx->coh_st_fabric_id & mask; + + /* + * Subtract the "base" Destination Fabric ID. + * This accounts for systems with disabled Coherent Stations. + */ + coh_st_id -= get_dst_fabric_id(ctx) & mask; + + /* + * Generate and use a new mask based on the number of bits + * needed for channel interleaving in this map. + */ + mask = GENMASK(num_intlv_bits - 1, 0); + coh_st_id &= mask; + + /* Done if socket interleaving is not enabled. */ + if (ctx->map.num_intlv_sockets <= 1) + return coh_st_id; + + /* + * Figure out how many bits are needed for the number of + * interleaved sockets. And shift the derived Coherent Station ID to account + * for these. + */ + num_intlv_bits = ilog2(ctx->map.num_intlv_sockets); + coh_st_id <<= num_intlv_bits; + + /* Generate a new mask for the socket interleaving bits. */ + mask = GENMASK(num_intlv_bits - 1, 0); + + /* Get the socket interleave bits from the original Coherent Station Fabric ID. */ + socket_bits = (ctx->coh_st_fabric_id & df_cfg.socket_id_mask) >> df_cfg.socket_id_shift; + + /* Apply the appropriate socket bits to the derived Coherent Station ID. */ + coh_st_id |= socket_bits & mask; + + return coh_st_id; +} + +/* + * MI300 hash has: + * (C)hannel[3:0] = coh_st_id[3:0] + * (S)tack[0] = coh_st_id[4] + * (D)ie[1:0] = coh_st_id[6:5] + * + * Hashed coh_st_id is swizzled so that Stack bit is at the end. + * coh_st_id = SDDCCCC + */ +static u16 get_coh_st_id_mi300(struct addr_ctx *ctx) +{ + u8 channel_bits, die_bits, stack_bit; + u16 die_id; + + /* Subtract the "base" Destination Fabric ID. */ + ctx->coh_st_fabric_id -= get_dst_fabric_id(ctx); + + die_id = (ctx->coh_st_fabric_id & df_cfg.die_id_mask) >> df_cfg.die_id_shift; + + channel_bits = FIELD_GET(GENMASK(3, 0), ctx->coh_st_fabric_id); + stack_bit = FIELD_GET(BIT(4), ctx->coh_st_fabric_id) << 6; + die_bits = die_id << 4; + + return stack_bit | die_bits | channel_bits; +} + +/* + * Derive the correct Coherent Station ID that represents the interleave bits + * used within the system physical address. This accounts for the + * interleave mode, number of interleaved channels/dies/sockets, and + * other system/mode-specific bit swizzling. + * + * Returns: Coherent Station ID on success. + * All bits set on error. + */ +static u16 calculate_coh_st_id(struct addr_ctx *ctx) +{ + switch (ctx->map.intlv_mode) { + case NOHASH_2CHAN: + case NOHASH_4CHAN: + case NOHASH_8CHAN: + case NOHASH_16CHAN: + case NOHASH_32CHAN: + case DF3_COD4_2CHAN_HASH: + case DF3_COD2_4CHAN_HASH: + case DF3_COD1_8CHAN_HASH: + case DF2_2CHAN_HASH: + return get_coh_st_id_df2(ctx); + + case DF4_NPS4_2CHAN_HASH: + case DF4_NPS2_4CHAN_HASH: + case DF4_NPS1_8CHAN_HASH: + case DF4p5_NPS4_2CHAN_1K_HASH: + case DF4p5_NPS4_2CHAN_2K_HASH: + case DF4p5_NPS2_4CHAN_2K_HASH: + case DF4p5_NPS1_8CHAN_2K_HASH: + case DF4p5_NPS1_16CHAN_2K_HASH: + return get_coh_st_id_df4(ctx); + + case MI3_HASH_8CHAN: + case MI3_HASH_16CHAN: + case MI3_HASH_32CHAN: + return get_coh_st_id_mi300(ctx); + + /* COH_ST ID is simply the COH_ST Fabric ID adjusted by the Destination Fabric ID. */ + case DF4p5_NPS2_4CHAN_1K_HASH: + case DF4p5_NPS1_8CHAN_1K_HASH: + case DF4p5_NPS1_16CHAN_1K_HASH: + return ctx->coh_st_fabric_id - get_dst_fabric_id(ctx); + + default: + atl_debug_on_bad_intlv_mode(ctx); + return ~0; + } +} + +static u64 insert_coh_st_id_at_intlv_bit(struct addr_ctx *ctx, u64 denorm_addr, u16 coh_st_id) +{ + return denorm_addr | (coh_st_id << ctx->map.intlv_bit_pos); +} + +static u64 insert_coh_st_id_split_2_1(struct addr_ctx *ctx, u64 denorm_addr, u16 coh_st_id) +{ + /* Insert coh_st_id[0] at the interleave bit. */ + denorm_addr |= (coh_st_id & BIT(0)) << ctx->map.intlv_bit_pos; + + /* Insert coh_st_id[2:1] at bit 12. */ + denorm_addr |= (coh_st_id & GENMASK(2, 1)) << 11; + + return denorm_addr; +} + +static u64 insert_coh_st_id_split_2_2(struct addr_ctx *ctx, u64 denorm_addr, u16 coh_st_id) +{ + /* Insert coh_st_id[1:0] at bit 8. */ + denorm_addr |= (coh_st_id & GENMASK(1, 0)) << 8; + + /* + * Insert coh_st_id[n:2] at bit 12. 'n' could be 2 or 3. + * Grab both because bit 3 will be clear if unused. + */ + denorm_addr |= (coh_st_id & GENMASK(3, 2)) << 10; + + return denorm_addr; +} + +static u64 insert_coh_st_id(struct addr_ctx *ctx, u64 denorm_addr, u16 coh_st_id) +{ + switch (ctx->map.intlv_mode) { + case NOHASH_2CHAN: + case NOHASH_4CHAN: + case NOHASH_8CHAN: + case NOHASH_16CHAN: + case NOHASH_32CHAN: + case MI3_HASH_8CHAN: + case MI3_HASH_16CHAN: + case MI3_HASH_32CHAN: + case DF2_2CHAN_HASH: + return insert_coh_st_id_at_intlv_bit(ctx, denorm_addr, coh_st_id); + + case DF3_COD4_2CHAN_HASH: + case DF3_COD2_4CHAN_HASH: + case DF3_COD1_8CHAN_HASH: + case DF4_NPS4_2CHAN_HASH: + case DF4_NPS2_4CHAN_HASH: + case DF4_NPS1_8CHAN_HASH: + case DF4p5_NPS4_2CHAN_1K_HASH: + case DF4p5_NPS4_2CHAN_2K_HASH: + case DF4p5_NPS2_4CHAN_2K_HASH: + case DF4p5_NPS1_8CHAN_2K_HASH: + case DF4p5_NPS1_16CHAN_2K_HASH: + return insert_coh_st_id_split_2_1(ctx, denorm_addr, coh_st_id); + + case DF4p5_NPS2_4CHAN_1K_HASH: + case DF4p5_NPS1_8CHAN_1K_HASH: + case DF4p5_NPS1_16CHAN_1K_HASH: + return insert_coh_st_id_split_2_2(ctx, denorm_addr, coh_st_id); + + default: + atl_debug_on_bad_intlv_mode(ctx); + return ~0ULL; + } +} + +/* + * MI300 systems have a fixed, hardware-defined physical-to-logical + * Coherent Station mapping. The Remap registers are not used. + */ +static const u16 phy_to_log_coh_st_map_mi300[] = { + 12, 13, 14, 15, + 8, 9, 10, 11, + 4, 5, 6, 7, + 0, 1, 2, 3, + 28, 29, 30, 31, + 24, 25, 26, 27, + 20, 21, 22, 23, + 16, 17, 18, 19, +}; + +static u16 get_logical_coh_st_fabric_id_mi300(struct addr_ctx *ctx) +{ + if (ctx->inst_id >= ARRAY_SIZE(phy_to_log_coh_st_map_mi300)) { + atl_debug(ctx, "Instance ID out of range"); + return ~0; + } + + return phy_to_log_coh_st_map_mi300[ctx->inst_id] | (ctx->node_id << df_cfg.node_id_shift); +} + +static u16 get_logical_coh_st_fabric_id(struct addr_ctx *ctx) +{ + u16 component_id, log_fabric_id; + + /* Start with the physical COH_ST Fabric ID. */ + u16 phys_fabric_id = ctx->coh_st_fabric_id; + + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) + return get_logical_coh_st_fabric_id_mi300(ctx); + + /* Skip logical ID lookup if remapping is disabled. */ + if (!FIELD_GET(DF4_REMAP_EN, ctx->map.ctl) && + ctx->map.intlv_mode != DF3_6CHAN) + return phys_fabric_id; + + /* Mask off the Node ID bits to get the "local" Component ID. */ + component_id = phys_fabric_id & df_cfg.component_id_mask; + + /* + * Search the list of logical Component IDs for the one that + * matches this physical Component ID. + */ + for (log_fabric_id = 0; log_fabric_id < MAX_COH_ST_CHANNELS; log_fabric_id++) { + if (ctx->map.remap_array[log_fabric_id] == component_id) + break; + } + + if (log_fabric_id == MAX_COH_ST_CHANNELS) + atl_debug(ctx, "COH_ST remap entry not found for 0x%x", + log_fabric_id); + + /* Get the Node ID bits from the physical and apply to the logical. */ + return (phys_fabric_id & df_cfg.node_id_mask) | log_fabric_id; +} + +static int denorm_addr_common(struct addr_ctx *ctx) +{ + u64 denorm_addr; + u16 coh_st_id; + + /* + * Convert the original physical COH_ST Fabric ID to a logical value. + * This is required for non-power-of-two and other interleaving modes. + */ + ctx->coh_st_fabric_id = get_logical_coh_st_fabric_id(ctx); + + denorm_addr = make_space_for_coh_st_id(ctx); + coh_st_id = calculate_coh_st_id(ctx); + ctx->ret_addr = insert_coh_st_id(ctx, denorm_addr, coh_st_id); + return 0; +} + +static int denorm_addr_df3_6chan(struct addr_ctx *ctx) +{ + u16 coh_st_id = ctx->coh_st_fabric_id & df_cfg.component_id_mask; + u8 total_intlv_bits = ctx->map.total_intlv_bits; + u8 low_bit, intlv_bit = ctx->map.intlv_bit_pos; + u64 msb_intlv_bits, temp_addr_a, temp_addr_b; + u8 np2_bits = ctx->map.np2_bits; + + if (ctx->map.intlv_mode != DF3_6CHAN) + return -EINVAL; + + /* + * 'np2_bits' holds the number of bits needed to cover the + * amount of memory (rounded up) in this map using 64K chunks. + * + * Example: + * Total memory in map: 6GB + * Rounded up to next power-of-2: 8GB + * Number of 64K chunks: 0x20000 + * np2_bits = log2(# of chunks): 17 + * + * Get the two most-significant interleave bits from the + * input address based on the following: + * + * [15 + np2_bits - total_intlv_bits : 14 + np2_bits - total_intlv_bits] + */ + low_bit = 14 + np2_bits - total_intlv_bits; + msb_intlv_bits = ctx->ret_addr >> low_bit; + msb_intlv_bits &= 0x3; + + /* + * If MSB are 11b, then logical COH_ST ID is 6 or 7. + * Need to adjust based on the mod3 result. + */ + if (msb_intlv_bits == 3) { + u8 addr_mod, phys_addr_msb, msb_coh_st_id; + + /* Get the remaining interleave bits from the input address. */ + temp_addr_b = GENMASK_ULL(low_bit - 1, intlv_bit) & ctx->ret_addr; + temp_addr_b >>= intlv_bit; + + /* Calculate the logical COH_ST offset based on mod3. */ + addr_mod = temp_addr_b % 3; + + /* Get COH_ST ID bits [2:1]. */ + msb_coh_st_id = (coh_st_id >> 1) & 0x3; + + /* Get the bit that starts the physical address bits. */ + phys_addr_msb = (intlv_bit + np2_bits + 1); + phys_addr_msb &= BIT(0); + phys_addr_msb++; + phys_addr_msb *= 3 - addr_mod + msb_coh_st_id; + phys_addr_msb %= 3; + + /* Move the physical address MSB to the correct place. */ + temp_addr_b |= phys_addr_msb << (low_bit - total_intlv_bits - intlv_bit); + + /* Generate a new COH_ST ID as follows: coh_st_id = [1, 1, coh_st_id[0]] */ + coh_st_id &= BIT(0); + coh_st_id |= GENMASK(2, 1); + } else { + temp_addr_b = GENMASK_ULL(63, intlv_bit) & ctx->ret_addr; + temp_addr_b >>= intlv_bit; + } + + temp_addr_a = GENMASK_ULL(intlv_bit - 1, 0) & ctx->ret_addr; + temp_addr_b <<= intlv_bit + total_intlv_bits; + + ctx->ret_addr = temp_addr_a | temp_addr_b; + ctx->ret_addr |= coh_st_id << intlv_bit; + return 0; +} + +static int denorm_addr_df4_np2(struct addr_ctx *ctx) +{ + bool hash_ctl_64k, hash_ctl_2M, hash_ctl_1G; + u16 group, group_offset, log_coh_st_offset; + unsigned int mod_value, shift_value; + u16 mask = df_cfg.component_id_mask; + u64 temp_addr_a, temp_addr_b; + bool hash_pa8, hashed_bit; + + switch (ctx->map.intlv_mode) { + case DF4_NPS4_3CHAN_HASH: + mod_value = 3; + shift_value = 13; + break; + case DF4_NPS2_6CHAN_HASH: + mod_value = 3; + shift_value = 12; + break; + case DF4_NPS1_12CHAN_HASH: + mod_value = 3; + shift_value = 11; + break; + case DF4_NPS2_5CHAN_HASH: + mod_value = 5; + shift_value = 13; + break; + case DF4_NPS1_10CHAN_HASH: + mod_value = 5; + shift_value = 12; + break; + default: + atl_debug_on_bad_intlv_mode(ctx); + return -EINVAL; + }; + + if (ctx->map.num_intlv_sockets == 1) { + hash_pa8 = BIT_ULL(shift_value) & ctx->ret_addr; + temp_addr_a = remove_bits(shift_value, shift_value, ctx->ret_addr); + } else { + hash_pa8 = ctx->coh_st_fabric_id & df_cfg.socket_id_mask; + temp_addr_a = ctx->ret_addr; + } + + /* Make a gap for the real bit [8]. */ + temp_addr_a = expand_bits(8, 1, temp_addr_a); + + /* Make an additional gap for bits [13:12], as appropriate.*/ + if (ctx->map.intlv_mode == DF4_NPS2_6CHAN_HASH || + ctx->map.intlv_mode == DF4_NPS1_10CHAN_HASH) { + temp_addr_a = expand_bits(13, 1, temp_addr_a); + } else if (ctx->map.intlv_mode == DF4_NPS1_12CHAN_HASH) { + temp_addr_a = expand_bits(12, 2, temp_addr_a); + } + + /* Keep bits [13:0]. */ + temp_addr_a &= GENMASK_ULL(13, 0); + + /* Get the appropriate high bits. */ + shift_value += 1 - ilog2(ctx->map.num_intlv_sockets); + temp_addr_b = GENMASK_ULL(63, shift_value) & ctx->ret_addr; + temp_addr_b >>= shift_value; + temp_addr_b *= mod_value; + + /* + * Coherent Stations are divided into groups. + * + * Multiples of 3 (mod3) are divided into quadrants. + * e.g. NP4_3CHAN -> [0, 1, 2] [6, 7, 8] + * [3, 4, 5] [9, 10, 11] + * + * Multiples of 5 (mod5) are divided into sides. + * e.g. NP2_5CHAN -> [0, 1, 2, 3, 4] [5, 6, 7, 8, 9] + */ + + /* + * Calculate the logical offset for the COH_ST within its DRAM Address map. + * e.g. if map includes [5, 6, 7, 8, 9] and target instance is '8', then + * log_coh_st_offset = 8 - 5 = 3 + */ + log_coh_st_offset = (ctx->coh_st_fabric_id & mask) - (get_dst_fabric_id(ctx) & mask); + + /* + * Figure out the group number. + * + * Following above example, + * log_coh_st_offset = 3 + * mod_value = 5 + * group = 3 / 5 = 0 + */ + group = log_coh_st_offset / mod_value; + + /* + * Figure out the offset within the group. + * + * Following above example, + * log_coh_st_offset = 3 + * mod_value = 5 + * group_offset = 3 % 5 = 3 + */ + group_offset = log_coh_st_offset % mod_value; + + /* Adjust group_offset if the hashed bit [8] is set. */ + if (hash_pa8) { + if (!group_offset) + group_offset = mod_value - 1; + else + group_offset--; + } + + /* Add in the group offset to the high bits. */ + temp_addr_b += group_offset; + + /* Shift the high bits to the proper starting position. */ + temp_addr_b <<= 14; + + /* Combine the high and low bits together. */ + ctx->ret_addr = temp_addr_a | temp_addr_b; + + /* Account for hashing here instead of in dehash_address(). */ + hash_ctl_64k = FIELD_GET(DF4_HASH_CTL_64K, ctx->map.ctl); + hash_ctl_2M = FIELD_GET(DF4_HASH_CTL_2M, ctx->map.ctl); + hash_ctl_1G = FIELD_GET(DF4_HASH_CTL_1G, ctx->map.ctl); + + hashed_bit = !!hash_pa8; + hashed_bit ^= FIELD_GET(BIT_ULL(14), ctx->ret_addr); + hashed_bit ^= FIELD_GET(BIT_ULL(16), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(21), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(30), ctx->ret_addr) & hash_ctl_1G; + + ctx->ret_addr |= hashed_bit << 8; + + /* Done for 3 and 5 channel. */ + if (ctx->map.intlv_mode == DF4_NPS4_3CHAN_HASH || + ctx->map.intlv_mode == DF4_NPS2_5CHAN_HASH) + return 0; + + /* Select the proper 'group' bit to use for Bit 13. */ + if (ctx->map.intlv_mode == DF4_NPS1_12CHAN_HASH) + hashed_bit = !!(group & BIT(1)); + else + hashed_bit = group & BIT(0); + + hashed_bit ^= FIELD_GET(BIT_ULL(18), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(23), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(32), ctx->ret_addr) & hash_ctl_1G; + + ctx->ret_addr |= hashed_bit << 13; + + /* Done for 6 and 10 channel. */ + if (ctx->map.intlv_mode != DF4_NPS1_12CHAN_HASH) + return 0; + + hashed_bit = group & BIT(0); + hashed_bit ^= FIELD_GET(BIT_ULL(17), ctx->ret_addr) & hash_ctl_64k; + hashed_bit ^= FIELD_GET(BIT_ULL(22), ctx->ret_addr) & hash_ctl_2M; + hashed_bit ^= FIELD_GET(BIT_ULL(31), ctx->ret_addr) & hash_ctl_1G; + + ctx->ret_addr |= hashed_bit << 12; + return 0; +} + +int denormalize_address(struct addr_ctx *ctx) +{ + switch (ctx->map.intlv_mode) { + case NONE: + return 0; + case DF4_NPS4_3CHAN_HASH: + case DF4_NPS2_6CHAN_HASH: + case DF4_NPS1_12CHAN_HASH: + case DF4_NPS2_5CHAN_HASH: + case DF4_NPS1_10CHAN_HASH: + return denorm_addr_df4_np2(ctx); + case DF3_6CHAN: + return denorm_addr_df3_6chan(ctx); + default: + return denorm_addr_common(ctx); + } +} diff --git a/drivers/ras/amd/atl/internal.h b/drivers/ras/amd/atl/internal.h new file mode 100644 index 000000000000..5de69e0bb0f9 --- /dev/null +++ b/drivers/ras/amd/atl/internal.h @@ -0,0 +1,306 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * AMD Address Translation Library + * + * internal.h : Helper functions and common defines + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#ifndef __AMD_ATL_INTERNAL_H__ +#define __AMD_ATL_INTERNAL_H__ + +#include <linux/bitfield.h> +#include <linux/bitops.h> +#include <linux/ras.h> + +#include <asm/amd_nb.h> + +#include "reg_fields.h" + +/* Maximum possible number of Coherent Stations within a single Data Fabric. */ +#define MAX_COH_ST_CHANNELS 32 + +/* PCI ID for Zen4 Server DF Function 0. */ +#define DF_FUNC0_ID_ZEN4_SERVER 0x14AD1022 + +/* PCI IDs for MI300 DF Function 0. */ +#define DF_FUNC0_ID_MI300 0x15281022 + +/* Shift needed for adjusting register values to true values. */ +#define DF_DRAM_BASE_LIMIT_LSB 28 +#define MI300_DRAM_LIMIT_LSB 20 + +enum df_revisions { + UNKNOWN, + DF2, + DF3, + DF3p5, + DF4, + DF4p5, +}; + +/* These are mapped 1:1 to the hardware values. Special cases are set at > 0x20. */ +enum intlv_modes { + NONE = 0x00, + NOHASH_2CHAN = 0x01, + NOHASH_4CHAN = 0x03, + NOHASH_8CHAN = 0x05, + DF3_6CHAN = 0x06, + NOHASH_16CHAN = 0x07, + NOHASH_32CHAN = 0x08, + DF3_COD4_2CHAN_HASH = 0x0C, + DF3_COD2_4CHAN_HASH = 0x0D, + DF3_COD1_8CHAN_HASH = 0x0E, + DF4_NPS4_2CHAN_HASH = 0x10, + DF4_NPS2_4CHAN_HASH = 0x11, + DF4_NPS1_8CHAN_HASH = 0x12, + DF4_NPS4_3CHAN_HASH = 0x13, + DF4_NPS2_6CHAN_HASH = 0x14, + DF4_NPS1_12CHAN_HASH = 0x15, + DF4_NPS2_5CHAN_HASH = 0x16, + DF4_NPS1_10CHAN_HASH = 0x17, + MI3_HASH_8CHAN = 0x18, + MI3_HASH_16CHAN = 0x19, + MI3_HASH_32CHAN = 0x1A, + DF2_2CHAN_HASH = 0x21, + /* DF4.5 modes are all IntLvNumChan + 0x20 */ + DF4p5_NPS1_16CHAN_1K_HASH = 0x2C, + DF4p5_NPS0_24CHAN_1K_HASH = 0x2E, + DF4p5_NPS4_2CHAN_1K_HASH = 0x30, + DF4p5_NPS2_4CHAN_1K_HASH = 0x31, + DF4p5_NPS1_8CHAN_1K_HASH = 0x32, + DF4p5_NPS4_3CHAN_1K_HASH = 0x33, + DF4p5_NPS2_6CHAN_1K_HASH = 0x34, + DF4p5_NPS1_12CHAN_1K_HASH = 0x35, + DF4p5_NPS2_5CHAN_1K_HASH = 0x36, + DF4p5_NPS1_10CHAN_1K_HASH = 0x37, + DF4p5_NPS4_2CHAN_2K_HASH = 0x40, + DF4p5_NPS2_4CHAN_2K_HASH = 0x41, + DF4p5_NPS1_8CHAN_2K_HASH = 0x42, + DF4p5_NPS1_16CHAN_2K_HASH = 0x43, + DF4p5_NPS4_3CHAN_2K_HASH = 0x44, + DF4p5_NPS2_6CHAN_2K_HASH = 0x45, + DF4p5_NPS1_12CHAN_2K_HASH = 0x46, + DF4p5_NPS0_24CHAN_2K_HASH = 0x47, + DF4p5_NPS2_5CHAN_2K_HASH = 0x48, + DF4p5_NPS1_10CHAN_2K_HASH = 0x49, +}; + +struct df_flags { + __u8 legacy_ficaa : 1, + socket_id_shift_quirk : 1, + heterogeneous : 1, + __reserved_0 : 5; +}; + +struct df_config { + enum df_revisions rev; + + /* + * These masks operate on the 16-bit Coherent Station IDs, + * e.g. Instance, Fabric, Destination, etc. + */ + u16 component_id_mask; + u16 die_id_mask; + u16 node_id_mask; + u16 socket_id_mask; + + /* + * Least-significant bit of Node ID portion of the + * system-wide Coherent Station Fabric ID. + */ + u8 node_id_shift; + + /* + * Least-significant bit of Die portion of the Node ID. + * Adjusted to include the Node ID shift in order to apply + * to the Coherent Station Fabric ID. + */ + u8 die_id_shift; + + /* + * Least-significant bit of Socket portion of the Node ID. + * Adjusted to include the Node ID shift in order to apply + * to the Coherent Station Fabric ID. + */ + u8 socket_id_shift; + + /* Number of DRAM Address maps visible in a Coherent Station. */ + u8 num_coh_st_maps; + + /* Global flags to handle special cases. */ + struct df_flags flags; +}; + +extern struct df_config df_cfg; + +struct dram_addr_map { + /* + * Each DRAM Address Map can operate independently + * in different interleaving modes. + */ + enum intlv_modes intlv_mode; + + /* System-wide number for this address map. */ + u8 num; + + /* Raw register values */ + u32 base; + u32 limit; + u32 ctl; + u32 intlv; + + /* + * Logical to Physical Coherent Station Remapping array + * + * Index: Logical Coherent Station Instance ID + * Value: Physical Coherent Station Instance ID + * + * phys_coh_st_inst_id = remap_array[log_coh_st_inst_id] + */ + u8 remap_array[MAX_COH_ST_CHANNELS]; + + /* + * Number of bits covering DRAM Address map 0 + * when interleaving is non-power-of-2. + * + * Used only for DF3_6CHAN. + */ + u8 np2_bits; + + /* Position of the 'interleave bit'. */ + u8 intlv_bit_pos; + /* Number of channels interleaved in this map. */ + u8 num_intlv_chan; + /* Number of dies interleaved in this map. */ + u8 num_intlv_dies; + /* Number of sockets interleaved in this map. */ + u8 num_intlv_sockets; + /* + * Total number of channels interleaved accounting + * for die and socket interleaving. + */ + u8 total_intlv_chan; + /* Total bits needed to cover 'total_intlv_chan'. */ + u8 total_intlv_bits; +}; + +/* Original input values cached for debug printing. */ +struct addr_ctx_inputs { + u64 norm_addr; + u8 socket_id; + u8 die_id; + u8 coh_st_inst_id; +}; + +struct addr_ctx { + u64 ret_addr; + + struct addr_ctx_inputs inputs; + struct dram_addr_map map; + + /* AMD Node ID calculated from Socket and Die IDs. */ + u8 node_id; + + /* + * Coherent Station Instance ID + * Local ID used within a 'node'. + */ + u16 inst_id; + + /* + * Coherent Station Fabric ID + * System-wide ID that includes 'node' bits. + */ + u16 coh_st_fabric_id; +}; + +int df_indirect_read_instance(u16 node, u8 func, u16 reg, u8 instance_id, u32 *lo); +int df_indirect_read_broadcast(u16 node, u8 func, u16 reg, u32 *lo); + +int get_df_system_info(void); +int determine_node_id(struct addr_ctx *ctx, u8 socket_num, u8 die_num); +int get_addr_hash_mi300(void); + +int get_address_map(struct addr_ctx *ctx); + +int denormalize_address(struct addr_ctx *ctx); +int dehash_address(struct addr_ctx *ctx); + +unsigned long norm_to_sys_addr(u8 socket_id, u8 die_id, u8 coh_st_inst_id, unsigned long addr); +unsigned long convert_umc_mca_addr_to_sys_addr(struct atl_err *err); + +/* + * Make a gap in @data that is @num_bits long starting at @bit_num. + * e.g. data = 11111111'b + * bit_num = 3 + * num_bits = 2 + * result = 1111100111'b + */ +static inline u64 expand_bits(u8 bit_num, u8 num_bits, u64 data) +{ + u64 temp1, temp2; + + if (!num_bits) + return data; + + if (!bit_num) { + WARN_ON_ONCE(num_bits >= BITS_PER_LONG); + return data << num_bits; + } + + WARN_ON_ONCE(bit_num >= BITS_PER_LONG); + + temp1 = data & GENMASK_ULL(bit_num - 1, 0); + + temp2 = data & GENMASK_ULL(63, bit_num); + temp2 <<= num_bits; + + return temp1 | temp2; +} + +/* + * Remove bits in @data between @low_bit and @high_bit inclusive. + * e.g. data = XXXYYZZZ'b + * low_bit = 3 + * high_bit = 4 + * result = XXXZZZ'b + */ +static inline u64 remove_bits(u8 low_bit, u8 high_bit, u64 data) +{ + u64 temp1, temp2; + + WARN_ON_ONCE(high_bit >= BITS_PER_LONG); + WARN_ON_ONCE(low_bit >= BITS_PER_LONG); + WARN_ON_ONCE(low_bit > high_bit); + + if (!low_bit) + return data >> (high_bit++); + + temp1 = GENMASK_ULL(low_bit - 1, 0) & data; + temp2 = GENMASK_ULL(63, high_bit + 1) & data; + temp2 >>= high_bit - low_bit + 1; + + return temp1 | temp2; +} + +#define atl_debug(ctx, fmt, arg...) \ + pr_debug("socket_id=%u die_id=%u coh_st_inst_id=%u norm_addr=0x%016llx: " fmt,\ + (ctx)->inputs.socket_id, (ctx)->inputs.die_id,\ + (ctx)->inputs.coh_st_inst_id, (ctx)->inputs.norm_addr, ##arg) + +static inline void atl_debug_on_bad_df_rev(void) +{ + pr_debug("Unrecognized DF rev: %u", df_cfg.rev); +} + +static inline void atl_debug_on_bad_intlv_mode(struct addr_ctx *ctx) +{ + atl_debug(ctx, "Unrecognized interleave mode: %u", ctx->map.intlv_mode); +} + +#endif /* __AMD_ATL_INTERNAL_H__ */ diff --git a/drivers/ras/amd/atl/map.c b/drivers/ras/amd/atl/map.c new file mode 100644 index 000000000000..8b908e8d7495 --- /dev/null +++ b/drivers/ras/amd/atl/map.c @@ -0,0 +1,682 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * map.c : Functions to read and decode DRAM address maps + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include "internal.h" + +static int df2_get_intlv_mode(struct addr_ctx *ctx) +{ + ctx->map.intlv_mode = FIELD_GET(DF2_INTLV_NUM_CHAN, ctx->map.base); + + if (ctx->map.intlv_mode == 8) + ctx->map.intlv_mode = DF2_2CHAN_HASH; + + if (ctx->map.intlv_mode != NONE && + ctx->map.intlv_mode != NOHASH_2CHAN && + ctx->map.intlv_mode != DF2_2CHAN_HASH) + return -EINVAL; + + return 0; +} + +static int df3_get_intlv_mode(struct addr_ctx *ctx) +{ + ctx->map.intlv_mode = FIELD_GET(DF3_INTLV_NUM_CHAN, ctx->map.base); + return 0; +} + +static int df3p5_get_intlv_mode(struct addr_ctx *ctx) +{ + ctx->map.intlv_mode = FIELD_GET(DF3p5_INTLV_NUM_CHAN, ctx->map.base); + + if (ctx->map.intlv_mode == DF3_6CHAN) + return -EINVAL; + + return 0; +} + +static int df4_get_intlv_mode(struct addr_ctx *ctx) +{ + ctx->map.intlv_mode = FIELD_GET(DF4_INTLV_NUM_CHAN, ctx->map.intlv); + + if (ctx->map.intlv_mode == DF3_COD4_2CHAN_HASH || + ctx->map.intlv_mode == DF3_COD2_4CHAN_HASH || + ctx->map.intlv_mode == DF3_COD1_8CHAN_HASH || + ctx->map.intlv_mode == DF3_6CHAN) + return -EINVAL; + + return 0; +} + +static int df4p5_get_intlv_mode(struct addr_ctx *ctx) +{ + ctx->map.intlv_mode = FIELD_GET(DF4p5_INTLV_NUM_CHAN, ctx->map.intlv); + + if (ctx->map.intlv_mode <= NOHASH_32CHAN) + return 0; + + if (ctx->map.intlv_mode >= MI3_HASH_8CHAN && + ctx->map.intlv_mode <= MI3_HASH_32CHAN) + return 0; + + /* + * Modes matching the ranges above are returned as-is. + * + * All other modes are "fixed up" by adding 20h to make a unique value. + */ + ctx->map.intlv_mode += 0x20; + + return 0; +} + +static int get_intlv_mode(struct addr_ctx *ctx) +{ + int ret; + + switch (df_cfg.rev) { + case DF2: + ret = df2_get_intlv_mode(ctx); + break; + case DF3: + ret = df3_get_intlv_mode(ctx); + break; + case DF3p5: + ret = df3p5_get_intlv_mode(ctx); + break; + case DF4: + ret = df4_get_intlv_mode(ctx); + break; + case DF4p5: + ret = df4p5_get_intlv_mode(ctx); + break; + default: + ret = -EINVAL; + } + + if (ret) + atl_debug_on_bad_df_rev(); + + return ret; +} + +static u64 get_hi_addr_offset(u32 reg_dram_offset) +{ + u8 shift = DF_DRAM_BASE_LIMIT_LSB; + u64 hi_addr_offset; + + switch (df_cfg.rev) { + case DF2: + hi_addr_offset = FIELD_GET(DF2_HI_ADDR_OFFSET, reg_dram_offset); + break; + case DF3: + case DF3p5: + hi_addr_offset = FIELD_GET(DF3_HI_ADDR_OFFSET, reg_dram_offset); + break; + case DF4: + case DF4p5: + hi_addr_offset = FIELD_GET(DF4_HI_ADDR_OFFSET, reg_dram_offset); + break; + default: + hi_addr_offset = 0; + atl_debug_on_bad_df_rev(); + } + + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) + shift = MI300_DRAM_LIMIT_LSB; + + return hi_addr_offset << shift; +} + +/* + * Returns: 0 if offset is disabled. + * 1 if offset is enabled. + * -EINVAL on error. + */ +static int get_dram_offset(struct addr_ctx *ctx, u64 *norm_offset) +{ + u32 reg_dram_offset; + u8 map_num; + + /* Should not be called for map 0. */ + if (!ctx->map.num) { + atl_debug(ctx, "Trying to find DRAM offset for map 0"); + return -EINVAL; + } + + /* + * DramOffset registers don't exist for map 0, so the base register + * actually refers to map 1. + * Adjust the map_num for the register offsets. + */ + map_num = ctx->map.num - 1; + + if (df_cfg.rev >= DF4) { + /* Read D18F7x140 (DramOffset) */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x140 + (4 * map_num), + ctx->inst_id, ®_dram_offset)) + return -EINVAL; + + } else { + /* Read D18F0x1B4 (DramOffset) */ + if (df_indirect_read_instance(ctx->node_id, 0, 0x1B4 + (4 * map_num), + ctx->inst_id, ®_dram_offset)) + return -EINVAL; + } + + if (!FIELD_GET(DF_HI_ADDR_OFFSET_EN, reg_dram_offset)) + return 0; + + *norm_offset = get_hi_addr_offset(reg_dram_offset); + + return 1; +} + +static int df3_6ch_get_dram_addr_map(struct addr_ctx *ctx) +{ + u16 dst_fabric_id = FIELD_GET(DF3_DST_FABRIC_ID, ctx->map.limit); + u8 i, j, shift = 4, mask = 0xF; + u32 reg, offset = 0x60; + u16 dst_node_id; + + /* Get Socket 1 register. */ + if (dst_fabric_id & df_cfg.socket_id_mask) + offset = 0x68; + + /* Read D18F0x06{0,8} (DF::Skt0CsTargetRemap0)/(DF::Skt0CsTargetRemap1) */ + if (df_indirect_read_broadcast(ctx->node_id, 0, offset, ®)) + return -EINVAL; + + /* Save 8 remap entries. */ + for (i = 0, j = 0; i < 8; i++, j++) + ctx->map.remap_array[i] = (reg >> (j * shift)) & mask; + + dst_node_id = dst_fabric_id & df_cfg.node_id_mask; + dst_node_id >>= df_cfg.node_id_shift; + + /* Read D18F2x090 (DF::Np2ChannelConfig) */ + if (df_indirect_read_broadcast(dst_node_id, 2, 0x90, ®)) + return -EINVAL; + + ctx->map.np2_bits = FIELD_GET(DF_LOG2_ADDR_64K_SPACE0, reg); + return 0; +} + +static int df2_get_dram_addr_map(struct addr_ctx *ctx) +{ + /* Read D18F0x110 (DramBaseAddress). */ + if (df_indirect_read_instance(ctx->node_id, 0, 0x110 + (8 * ctx->map.num), + ctx->inst_id, &ctx->map.base)) + return -EINVAL; + + /* Read D18F0x114 (DramLimitAddress). */ + if (df_indirect_read_instance(ctx->node_id, 0, 0x114 + (8 * ctx->map.num), + ctx->inst_id, &ctx->map.limit)) + return -EINVAL; + + return 0; +} + +static int df3_get_dram_addr_map(struct addr_ctx *ctx) +{ + if (df2_get_dram_addr_map(ctx)) + return -EINVAL; + + /* Read D18F0x3F8 (DfGlobalCtl). */ + if (df_indirect_read_instance(ctx->node_id, 0, 0x3F8, + ctx->inst_id, &ctx->map.ctl)) + return -EINVAL; + + return 0; +} + +static int df4_get_dram_addr_map(struct addr_ctx *ctx) +{ + u8 remap_sel, i, j, shift = 4, mask = 0xF; + u32 remap_reg; + + /* Read D18F7xE00 (DramBaseAddress). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0xE00 + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.base)) + return -EINVAL; + + /* Read D18F7xE04 (DramLimitAddress). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0xE04 + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.limit)) + return -EINVAL; + + /* Read D18F7xE08 (DramAddressCtl). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0xE08 + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.ctl)) + return -EINVAL; + + /* Read D18F7xE0C (DramAddressIntlv). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0xE0C + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.intlv)) + return -EINVAL; + + /* Check if Remap Enable bit is valid. */ + if (!FIELD_GET(DF4_REMAP_EN, ctx->map.ctl)) + return 0; + + /* Fill with bogus values, because '0' is a valid value. */ + memset(&ctx->map.remap_array, 0xFF, sizeof(ctx->map.remap_array)); + + /* Get Remap registers. */ + remap_sel = FIELD_GET(DF4_REMAP_SEL, ctx->map.ctl); + + /* Read D18F7x180 (CsTargetRemap0A). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x180 + (8 * remap_sel), + ctx->inst_id, &remap_reg)) + return -EINVAL; + + /* Save first 8 remap entries. */ + for (i = 0, j = 0; i < 8; i++, j++) + ctx->map.remap_array[i] = (remap_reg >> (j * shift)) & mask; + + /* Read D18F7x184 (CsTargetRemap0B). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x184 + (8 * remap_sel), + ctx->inst_id, &remap_reg)) + return -EINVAL; + + /* Save next 8 remap entries. */ + for (i = 8, j = 0; i < 16; i++, j++) + ctx->map.remap_array[i] = (remap_reg >> (j * shift)) & mask; + + return 0; +} + +static int df4p5_get_dram_addr_map(struct addr_ctx *ctx) +{ + u8 remap_sel, i, j, shift = 5, mask = 0x1F; + u32 remap_reg; + + /* Read D18F7x200 (DramBaseAddress). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x200 + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.base)) + return -EINVAL; + + /* Read D18F7x204 (DramLimitAddress). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x204 + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.limit)) + return -EINVAL; + + /* Read D18F7x208 (DramAddressCtl). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x208 + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.ctl)) + return -EINVAL; + + /* Read D18F7x20C (DramAddressIntlv). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x20C + (16 * ctx->map.num), + ctx->inst_id, &ctx->map.intlv)) + return -EINVAL; + + /* Check if Remap Enable bit is valid. */ + if (!FIELD_GET(DF4_REMAP_EN, ctx->map.ctl)) + return 0; + + /* Fill with bogus values, because '0' is a valid value. */ + memset(&ctx->map.remap_array, 0xFF, sizeof(ctx->map.remap_array)); + + /* Get Remap registers. */ + remap_sel = FIELD_GET(DF4p5_REMAP_SEL, ctx->map.ctl); + + /* Read D18F7x180 (CsTargetRemap0A). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x180 + (24 * remap_sel), + ctx->inst_id, &remap_reg)) + return -EINVAL; + + /* Save first 6 remap entries. */ + for (i = 0, j = 0; i < 6; i++, j++) + ctx->map.remap_array[i] = (remap_reg >> (j * shift)) & mask; + + /* Read D18F7x184 (CsTargetRemap0B). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x184 + (24 * remap_sel), + ctx->inst_id, &remap_reg)) + return -EINVAL; + + /* Save next 6 remap entries. */ + for (i = 6, j = 0; i < 12; i++, j++) + ctx->map.remap_array[i] = (remap_reg >> (j * shift)) & mask; + + /* Read D18F7x188 (CsTargetRemap0C). */ + if (df_indirect_read_instance(ctx->node_id, 7, 0x188 + (24 * remap_sel), + ctx->inst_id, &remap_reg)) + return -EINVAL; + + /* Save next 6 remap entries. */ + for (i = 12, j = 0; i < 18; i++, j++) + ctx->map.remap_array[i] = (remap_reg >> (j * shift)) & mask; + + return 0; +} + +static int get_dram_addr_map(struct addr_ctx *ctx) +{ + switch (df_cfg.rev) { + case DF2: return df2_get_dram_addr_map(ctx); + case DF3: + case DF3p5: return df3_get_dram_addr_map(ctx); + case DF4: return df4_get_dram_addr_map(ctx); + case DF4p5: return df4p5_get_dram_addr_map(ctx); + default: + atl_debug_on_bad_df_rev(); + return -EINVAL; + } +} + +static int get_coh_st_fabric_id(struct addr_ctx *ctx) +{ + u32 reg; + + /* + * On MI300 systems, the Coherent Station Fabric ID is derived + * later. And it does not depend on the register value. + */ + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) + return 0; + + /* Read D18F0x50 (FabricBlockInstanceInformation3). */ + if (df_indirect_read_instance(ctx->node_id, 0, 0x50, ctx->inst_id, ®)) + return -EINVAL; + + if (df_cfg.rev < DF4p5) + ctx->coh_st_fabric_id = FIELD_GET(DF2_COH_ST_FABRIC_ID, reg); + else + ctx->coh_st_fabric_id = FIELD_GET(DF4p5_COH_ST_FABRIC_ID, reg); + + return 0; +} + +static int find_normalized_offset(struct addr_ctx *ctx, u64 *norm_offset) +{ + u64 last_offset = 0; + int ret; + + for (ctx->map.num = 1; ctx->map.num < df_cfg.num_coh_st_maps; ctx->map.num++) { + ret = get_dram_offset(ctx, norm_offset); + if (ret < 0) + return ret; + + /* Continue search if this map's offset is not enabled. */ + if (!ret) + continue; + + /* Enabled offsets should never be 0. */ + if (*norm_offset == 0) { + atl_debug(ctx, "Enabled map %u offset is 0", ctx->map.num); + return -EINVAL; + } + + /* Offsets should always increase from one map to the next. */ + if (*norm_offset <= last_offset) { + atl_debug(ctx, "Map %u offset (0x%016llx) <= previous (0x%016llx)", + ctx->map.num, *norm_offset, last_offset); + return -EINVAL; + } + + /* Match if this map's offset is less than the current calculated address. */ + if (ctx->ret_addr >= *norm_offset) + break; + + last_offset = *norm_offset; + } + + /* + * Finished search without finding a match. + * Reset to map 0 and no offset. + */ + if (ctx->map.num >= df_cfg.num_coh_st_maps) { + ctx->map.num = 0; + *norm_offset = 0; + } + + return 0; +} + +static bool valid_map(struct addr_ctx *ctx) +{ + if (df_cfg.rev >= DF4) + return FIELD_GET(DF_ADDR_RANGE_VAL, ctx->map.ctl); + else + return FIELD_GET(DF_ADDR_RANGE_VAL, ctx->map.base); +} + +static int get_address_map_common(struct addr_ctx *ctx) +{ + u64 norm_offset = 0; + + if (get_coh_st_fabric_id(ctx)) + return -EINVAL; + + if (find_normalized_offset(ctx, &norm_offset)) + return -EINVAL; + + if (get_dram_addr_map(ctx)) + return -EINVAL; + + if (!valid_map(ctx)) + return -EINVAL; + + ctx->ret_addr -= norm_offset; + + return 0; +} + +static u8 get_num_intlv_chan(struct addr_ctx *ctx) +{ + switch (ctx->map.intlv_mode) { + case NONE: + return 1; + case NOHASH_2CHAN: + case DF2_2CHAN_HASH: + case DF3_COD4_2CHAN_HASH: + case DF4_NPS4_2CHAN_HASH: + case DF4p5_NPS4_2CHAN_1K_HASH: + case DF4p5_NPS4_2CHAN_2K_HASH: + return 2; + case DF4_NPS4_3CHAN_HASH: + case DF4p5_NPS4_3CHAN_1K_HASH: + case DF4p5_NPS4_3CHAN_2K_HASH: + return 3; + case NOHASH_4CHAN: + case DF3_COD2_4CHAN_HASH: + case DF4_NPS2_4CHAN_HASH: + case DF4p5_NPS2_4CHAN_1K_HASH: + case DF4p5_NPS2_4CHAN_2K_HASH: + return 4; + case DF4_NPS2_5CHAN_HASH: + case DF4p5_NPS2_5CHAN_1K_HASH: + case DF4p5_NPS2_5CHAN_2K_HASH: + return 5; + case DF3_6CHAN: + case DF4_NPS2_6CHAN_HASH: + case DF4p5_NPS2_6CHAN_1K_HASH: + case DF4p5_NPS2_6CHAN_2K_HASH: + return 6; + case NOHASH_8CHAN: + case DF3_COD1_8CHAN_HASH: + case DF4_NPS1_8CHAN_HASH: + case MI3_HASH_8CHAN: + case DF4p5_NPS1_8CHAN_1K_HASH: + case DF4p5_NPS1_8CHAN_2K_HASH: + return 8; + case DF4_NPS1_10CHAN_HASH: + case DF4p5_NPS1_10CHAN_1K_HASH: + case DF4p5_NPS1_10CHAN_2K_HASH: + return 10; + case DF4_NPS1_12CHAN_HASH: + case DF4p5_NPS1_12CHAN_1K_HASH: + case DF4p5_NPS1_12CHAN_2K_HASH: + return 12; + case NOHASH_16CHAN: + case MI3_HASH_16CHAN: + case DF4p5_NPS1_16CHAN_1K_HASH: + case DF4p5_NPS1_16CHAN_2K_HASH: + return 16; + case DF4p5_NPS0_24CHAN_1K_HASH: + case DF4p5_NPS0_24CHAN_2K_HASH: + return 24; + case NOHASH_32CHAN: + case MI3_HASH_32CHAN: + return 32; + default: + atl_debug_on_bad_intlv_mode(ctx); + return 0; + } +} + +static void calculate_intlv_bits(struct addr_ctx *ctx) +{ + ctx->map.num_intlv_chan = get_num_intlv_chan(ctx); + + ctx->map.total_intlv_chan = ctx->map.num_intlv_chan; + ctx->map.total_intlv_chan *= ctx->map.num_intlv_dies; + ctx->map.total_intlv_chan *= ctx->map.num_intlv_sockets; + + /* + * Get the number of bits needed to cover this many channels. + * order_base_2() rounds up automatically. + */ + ctx->map.total_intlv_bits = order_base_2(ctx->map.total_intlv_chan); +} + +static u8 get_intlv_bit_pos(struct addr_ctx *ctx) +{ + u8 addr_sel = 0; + + switch (df_cfg.rev) { + case DF2: + addr_sel = FIELD_GET(DF2_INTLV_ADDR_SEL, ctx->map.base); + break; + case DF3: + case DF3p5: + addr_sel = FIELD_GET(DF3_INTLV_ADDR_SEL, ctx->map.base); + break; + case DF4: + case DF4p5: + addr_sel = FIELD_GET(DF4_INTLV_ADDR_SEL, ctx->map.intlv); + break; + default: + atl_debug_on_bad_df_rev(); + break; + } + + /* Add '8' to get the 'interleave bit position'. */ + return addr_sel + 8; +} + +static u8 get_num_intlv_dies(struct addr_ctx *ctx) +{ + u8 dies = 0; + + switch (df_cfg.rev) { + case DF2: + dies = FIELD_GET(DF2_INTLV_NUM_DIES, ctx->map.limit); + break; + case DF3: + dies = FIELD_GET(DF3_INTLV_NUM_DIES, ctx->map.base); + break; + case DF3p5: + dies = FIELD_GET(DF3p5_INTLV_NUM_DIES, ctx->map.base); + break; + case DF4: + case DF4p5: + dies = FIELD_GET(DF4_INTLV_NUM_DIES, ctx->map.intlv); + break; + default: + atl_debug_on_bad_df_rev(); + break; + } + + /* Register value is log2, e.g. 0 -> 1 die, 1 -> 2 dies, etc. */ + return 1 << dies; +} + +static u8 get_num_intlv_sockets(struct addr_ctx *ctx) +{ + u8 sockets = 0; + + switch (df_cfg.rev) { + case DF2: + sockets = FIELD_GET(DF2_INTLV_NUM_SOCKETS, ctx->map.limit); + break; + case DF3: + case DF3p5: + sockets = FIELD_GET(DF2_INTLV_NUM_SOCKETS, ctx->map.base); + break; + case DF4: + case DF4p5: + sockets = FIELD_GET(DF4_INTLV_NUM_SOCKETS, ctx->map.intlv); + break; + default: + atl_debug_on_bad_df_rev(); + break; + } + + /* Register value is log2, e.g. 0 -> 1 sockets, 1 -> 2 sockets, etc. */ + return 1 << sockets; +} + +static int get_global_map_data(struct addr_ctx *ctx) +{ + if (get_intlv_mode(ctx)) + return -EINVAL; + + if (ctx->map.intlv_mode == DF3_6CHAN && + df3_6ch_get_dram_addr_map(ctx)) + return -EINVAL; + + ctx->map.intlv_bit_pos = get_intlv_bit_pos(ctx); + ctx->map.num_intlv_dies = get_num_intlv_dies(ctx); + ctx->map.num_intlv_sockets = get_num_intlv_sockets(ctx); + calculate_intlv_bits(ctx); + + return 0; +} + +static void dump_address_map(struct dram_addr_map *map) +{ + u8 i; + + pr_debug("intlv_mode=0x%x", map->intlv_mode); + pr_debug("num=0x%x", map->num); + pr_debug("base=0x%x", map->base); + pr_debug("limit=0x%x", map->limit); + pr_debug("ctl=0x%x", map->ctl); + pr_debug("intlv=0x%x", map->intlv); + + for (i = 0; i < MAX_COH_ST_CHANNELS; i++) + pr_debug("remap_array[%u]=0x%x", i, map->remap_array[i]); + + pr_debug("intlv_bit_pos=%u", map->intlv_bit_pos); + pr_debug("num_intlv_chan=%u", map->num_intlv_chan); + pr_debug("num_intlv_dies=%u", map->num_intlv_dies); + pr_debug("num_intlv_sockets=%u", map->num_intlv_sockets); + pr_debug("total_intlv_chan=%u", map->total_intlv_chan); + pr_debug("total_intlv_bits=%u", map->total_intlv_bits); +} + +int get_address_map(struct addr_ctx *ctx) +{ + int ret; + + ret = get_address_map_common(ctx); + if (ret) + return ret; + + ret = get_global_map_data(ctx); + if (ret) + return ret; + + dump_address_map(&ctx->map); + + return ret; +} diff --git a/drivers/ras/amd/atl/reg_fields.h b/drivers/ras/amd/atl/reg_fields.h new file mode 100644 index 000000000000..9dcdf6e4a856 --- /dev/null +++ b/drivers/ras/amd/atl/reg_fields.h @@ -0,0 +1,606 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * AMD Address Translation Library + * + * reg_fields.h : Register field definitions + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +/* + * Notes on naming: + * 1) Use "DF_" prefix for fields that are the same for all revisions. + * 2) Use "DFx_" prefix for fields that differ between revisions. + * a) "x" is the first major revision where the new field appears. + * b) E.g., if DF2 and DF3 have the same field, then call it DF2. + * c) E.g., if DF3p5 and DF4 have the same field, then call it DF4. + */ + +/* + * Coherent Station Fabric ID + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x50 [Fabric Block Instance Information 3] + * DF2 BlockFabricId [19:8] + * DF3 BlockFabricId [19:8] + * DF3p5 BlockFabricId [19:8] + * DF4 BlockFabricId [19:8] + * DF4p5 BlockFabricId [15:8] + */ +#define DF2_COH_ST_FABRIC_ID GENMASK(19, 8) +#define DF4p5_COH_ST_FABRIC_ID GENMASK(15, 8) + +/* + * Component ID Mask + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * + * D18F1x208 [System Fabric ID Mask 0] + * DF3 ComponentIdMask [9:0] + * + * D18F1x150 [System Fabric ID Mask 0] + * DF3p5 ComponentIdMask [15:0] + * + * D18F4x1B0 [System Fabric ID Mask 0] + * DF4 ComponentIdMask [15:0] + * DF4p5 ComponentIdMask [15:0] + */ +#define DF3_COMPONENT_ID_MASK GENMASK(9, 0) +#define DF4_COMPONENT_ID_MASK GENMASK(15, 0) + +/* + * Destination Fabric ID + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x114 [DRAM Limit Address] + * DF2 DstFabricID [7:0] + * DF3 DstFabricID [9:0] + * DF3 DstFabricID [11:0] + * + * D18F7xE08 [DRAM Address Control] + * DF4 DstFabricID [27:16] + * + * D18F7x208 [DRAM Address Control] + * DF4p5 DstFabricID [23:16] + */ +#define DF2_DST_FABRIC_ID GENMASK(7, 0) +#define DF3_DST_FABRIC_ID GENMASK(9, 0) +#define DF3p5_DST_FABRIC_ID GENMASK(11, 0) +#define DF4_DST_FABRIC_ID GENMASK(27, 16) +#define DF4p5_DST_FABRIC_ID GENMASK(23, 16) + +/* + * Die ID Mask + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * D18F1x208 [System Fabric ID Mask] + * DF2 DieIdMask [15:8] + * + * D18F1x20C [System Fabric ID Mask 1] + * DF3 DieIdMask [18:16] + * + * D18F1x158 [System Fabric ID Mask 2] + * DF3p5 DieIdMask [15:0] + * + * D18F4x1B8 [System Fabric ID Mask 2] + * DF4 DieIdMask [15:0] + * DF4p5 DieIdMask [15:0] + */ +#define DF2_DIE_ID_MASK GENMASK(15, 8) +#define DF3_DIE_ID_MASK GENMASK(18, 16) +#define DF4_DIE_ID_MASK GENMASK(15, 0) + +/* + * Die ID Shift + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * D18F1x208 [System Fabric ID Mask] + * DF2 DieIdShift [27:24] + * + * DF3 N/A + * DF3p5 N/A + * DF4 N/A + * DF4p5 N/A + */ +#define DF2_DIE_ID_SHIFT GENMASK(27, 24) + +/* + * DRAM Address Range Valid + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x110 [DRAM Base Address] + * DF2 AddrRngVal [0] + * DF3 AddrRngVal [0] + * DF3p5 AddrRngVal [0] + * + * D18F7xE08 [DRAM Address Control] + * DF4 AddrRngVal [0] + * + * D18F7x208 [DRAM Address Control] + * DF4p5 AddrRngVal [0] + */ +#define DF_ADDR_RANGE_VAL BIT(0) + +/* + * DRAM Base Address + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x110 [DRAM Base Address] + * DF2 DramBaseAddr [31:12] + * DF3 DramBaseAddr [31:12] + * DF3p5 DramBaseAddr [31:12] + * + * D18F7xE00 [DRAM Base Address] + * DF4 DramBaseAddr [27:0] + * + * D18F7x200 [DRAM Base Address] + * DF4p5 DramBaseAddr [27:0] + */ +#define DF2_BASE_ADDR GENMASK(31, 12) +#define DF4_BASE_ADDR GENMASK(27, 0) + +/* + * DRAM Hole Base + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * D18F0x104 [DRAM Hole Control] + * DF2 DramHoleBase [31:24] + * DF3 DramHoleBase [31:24] + * DF3p5 DramHoleBase [31:24] + * + * D18F7x104 [DRAM Hole Control] + * DF4 DramHoleBase [31:24] + * DF4p5 DramHoleBase [31:24] + */ +#define DF_DRAM_HOLE_BASE_MASK GENMASK(31, 24) + +/* + * DRAM Limit Address + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x114 [DRAM Limit Address] + * DF2 DramLimitAddr [31:12] + * DF3 DramLimitAddr [31:12] + * DF3p5 DramLimitAddr [31:12] + * + * D18F7xE04 [DRAM Limit Address] + * DF4 DramLimitAddr [27:0] + * + * D18F7x204 [DRAM Limit Address] + * DF4p5 DramLimitAddr [27:0] + */ +#define DF2_DRAM_LIMIT_ADDR GENMASK(31, 12) +#define DF4_DRAM_LIMIT_ADDR GENMASK(27, 0) + +/* + * Hash Interleave Controls + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * + * D18F0x3F8 [DF Global Control] + * DF3 GlbHashIntlvCtl64K [20] + * GlbHashIntlvCtl2M [21] + * GlbHashIntlvCtl1G [22] + * + * DF3p5 GlbHashIntlvCtl64K [20] + * GlbHashIntlvCtl2M [21] + * GlbHashIntlvCtl1G [22] + * + * D18F7xE08 [DRAM Address Control] + * DF4 HashIntlvCtl64K [8] + * HashIntlvCtl2M [9] + * HashIntlvCtl1G [10] + * + * D18F7x208 [DRAM Address Control] + * DF4p5 HashIntlvCtl4K [7] + * HashIntlvCtl64K [8] + * HashIntlvCtl2M [9] + * HashIntlvCtl1G [10] + * HashIntlvCtl1T [15] + */ +#define DF3_HASH_CTL_64K BIT(20) +#define DF3_HASH_CTL_2M BIT(21) +#define DF3_HASH_CTL_1G BIT(22) +#define DF4_HASH_CTL_64K BIT(8) +#define DF4_HASH_CTL_2M BIT(9) +#define DF4_HASH_CTL_1G BIT(10) +#define DF4p5_HASH_CTL_4K BIT(7) +#define DF4p5_HASH_CTL_1T BIT(15) + +/* + * High Address Offset + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x1B4 [DRAM Offset] + * DF2 HiAddrOffset [31:20] + * DF3 HiAddrOffset [31:12] + * DF3p5 HiAddrOffset [31:12] + * + * D18F7x140 [DRAM Offset] + * DF4 HiAddrOffset [24:1] + * DF4p5 HiAddrOffset [24:1] + * MI300 HiAddrOffset [31:1] + */ +#define DF2_HI_ADDR_OFFSET GENMASK(31, 20) +#define DF3_HI_ADDR_OFFSET GENMASK(31, 12) + +/* Follow reference code by including reserved bits for simplicity. */ +#define DF4_HI_ADDR_OFFSET GENMASK(31, 1) + +/* + * High Address Offset Enable + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x1B4 [DRAM Offset] + * DF2 HiAddrOffsetEn [0] + * DF3 HiAddrOffsetEn [0] + * DF3p5 HiAddrOffsetEn [0] + * + * D18F7x140 [DRAM Offset] + * DF4 HiAddrOffsetEn [0] + * DF4p5 HiAddrOffsetEn [0] + */ +#define DF_HI_ADDR_OFFSET_EN BIT(0) + +/* + * Interleave Address Select + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x110 [DRAM Base Address] + * DF2 IntLvAddrSel [10:8] + * DF3 IntLvAddrSel [11:9] + * DF3p5 IntLvAddrSel [11:9] + * + * D18F7xE0C [DRAM Address Interleave] + * DF4 IntLvAddrSel [2:0] + * + * D18F7x20C [DRAM Address Interleave] + * DF4p5 IntLvAddrSel [2:0] + */ +#define DF2_INTLV_ADDR_SEL GENMASK(10, 8) +#define DF3_INTLV_ADDR_SEL GENMASK(11, 9) +#define DF4_INTLV_ADDR_SEL GENMASK(2, 0) + +/* + * Interleave Number of Channels + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x110 [DRAM Base Address] + * DF2 IntLvNumChan [7:4] + * DF3 IntLvNumChan [5:2] + * DF3p5 IntLvNumChan [6:2] + * + * D18F7xE0C [DRAM Address Interleave] + * DF4 IntLvNumChan [8:4] + * + * D18F7x20C [DRAM Address Interleave] + * DF4p5 IntLvNumChan [9:4] + */ +#define DF2_INTLV_NUM_CHAN GENMASK(7, 4) +#define DF3_INTLV_NUM_CHAN GENMASK(5, 2) +#define DF3p5_INTLV_NUM_CHAN GENMASK(6, 2) +#define DF4_INTLV_NUM_CHAN GENMASK(8, 4) +#define DF4p5_INTLV_NUM_CHAN GENMASK(9, 4) + +/* + * Interleave Number of Dies + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x114 [DRAM Limit Address] + * DF2 IntLvNumDies [11:10] + * + * D18F0x110 [DRAM Base Address] + * DF3 IntLvNumDies [7:6] + * DF3p5 IntLvNumDies [7] + * + * D18F7xE0C [DRAM Address Interleave] + * DF4 IntLvNumDies [13:12] + * + * D18F7x20C [DRAM Address Interleave] + * DF4p5 IntLvNumDies [13:12] + */ +#define DF2_INTLV_NUM_DIES GENMASK(11, 10) +#define DF3_INTLV_NUM_DIES GENMASK(7, 6) +#define DF3p5_INTLV_NUM_DIES BIT(7) +#define DF4_INTLV_NUM_DIES GENMASK(13, 12) + +/* + * Interleave Number of Sockets + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x114 [DRAM Limit Address] + * DF2 IntLvNumSockets [8] + * + * D18F0x110 [DRAM Base Address] + * DF3 IntLvNumSockets [8] + * DF3p5 IntLvNumSockets [8] + * + * D18F7xE0C [DRAM Address Interleave] + * DF4 IntLvNumSockets [18] + * + * D18F7x20C [DRAM Address Interleave] + * DF4p5 IntLvNumSockets [18] + */ +#define DF2_INTLV_NUM_SOCKETS BIT(8) +#define DF4_INTLV_NUM_SOCKETS BIT(18) + +/* + * Legacy MMIO Hole Enable + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * D18F0x110 [DRAM Base Address] + * DF2 LgcyMmioHoleEn [1] + * DF3 LgcyMmioHoleEn [1] + * DF3p5 LgcyMmioHoleEn [1] + * + * D18F7xE08 [DRAM Address Control] + * DF4 LgcyMmioHoleEn [1] + * + * D18F7x208 [DRAM Address Control] + * DF4p5 LgcyMmioHoleEn [1] + */ +#define DF_LEGACY_MMIO_HOLE_EN BIT(1) + +/* + * Log2 Address 64K Space 0 + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * + * D18F2x90 [Non-power-of-2 channel Configuration Register for COH_ST DRAM Address Maps] + * DF3 Log2Addr64KSpace0 [5:0] + * + * DF3p5 N/A + * DF4 N/A + * DF4p5 N/A + */ +#define DF_LOG2_ADDR_64K_SPACE0 GENMASK(5, 0) + +/* + * Major Revision + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * DF3 N/A + * DF3p5 N/A + * + * D18F0x040 [Fabric Block Instance Count] + * DF4 MajorRevision [27:24] + * DF4p5 MajorRevision [27:24] + */ +#define DF_MAJOR_REVISION GENMASK(27, 24) + +/* + * Minor Revision + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * DF3 N/A + * DF3p5 N/A + * + * D18F0x040 [Fabric Block Instance Count] + * DF4 MinorRevision [23:16] + * DF4p5 MinorRevision [23:16] + */ +#define DF_MINOR_REVISION GENMASK(23, 16) + +/* + * Node ID Mask + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * + * D18F1x208 [System Fabric ID Mask 0] + * DF3 NodeIdMask [25:16] + * + * D18F1x150 [System Fabric ID Mask 0] + * DF3p5 NodeIdMask [31:16] + * + * D18F4x1B0 [System Fabric ID Mask 0] + * DF4 NodeIdMask [31:16] + * DF4p5 NodeIdMask [31:16] + */ +#define DF3_NODE_ID_MASK GENMASK(25, 16) +#define DF4_NODE_ID_MASK GENMASK(31, 16) + +/* + * Node ID Shift + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * + * D18F1x20C [System Fabric ID Mask 1] + * DF3 NodeIdShift [3:0] + * + * D18F1x154 [System Fabric ID Mask 1] + * DF3p5 NodeIdShift [3:0] + * + * D18F4x1B4 [System Fabric ID Mask 1] + * DF4 NodeIdShift [3:0] + * DF4p5 NodeIdShift [3:0] + */ +#define DF3_NODE_ID_SHIFT GENMASK(3, 0) + +/* + * Remap Enable + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * DF3 N/A + * DF3p5 N/A + * + * D18F7xE08 [DRAM Address Control] + * DF4 RemapEn [4] + * + * D18F7x208 [DRAM Address Control] + * DF4p5 RemapEn [4] + */ +#define DF4_REMAP_EN BIT(4) + +/* + * Remap Select + * + * Access type: Instance + * + * Register + * Rev Fieldname Bits + * + * DF2 N/A + * DF3 N/A + * DF3p5 N/A + * + * D18F7xE08 [DRAM Address Control] + * DF4 RemapSel [7:5] + * + * D18F7x208 [DRAM Address Control] + * DF4p5 RemapSel [6:5] + */ +#define DF4_REMAP_SEL GENMASK(7, 5) +#define DF4p5_REMAP_SEL GENMASK(6, 5) + +/* + * Socket ID Mask + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * D18F1x208 [System Fabric ID Mask] + * DF2 SocketIdMask [23:16] + * + * D18F1x20C [System Fabric ID Mask 1] + * DF3 SocketIdMask [26:24] + * + * D18F1x158 [System Fabric ID Mask 2] + * DF3p5 SocketIdMask [31:16] + * + * D18F4x1B8 [System Fabric ID Mask 2] + * DF4 SocketIdMask [31:16] + * DF4p5 SocketIdMask [31:16] + */ +#define DF2_SOCKET_ID_MASK GENMASK(23, 16) +#define DF3_SOCKET_ID_MASK GENMASK(26, 24) +#define DF4_SOCKET_ID_MASK GENMASK(31, 16) + +/* + * Socket ID Shift + * + * Access type: Broadcast + * + * Register + * Rev Fieldname Bits + * + * D18F1x208 [System Fabric ID Mask] + * DF2 SocketIdShift [31:28] + * + * D18F1x20C [System Fabric ID Mask 1] + * DF3 SocketIdShift [9:8] + * + * D18F1x158 [System Fabric ID Mask 2] + * DF3p5 SocketIdShift [11:8] + * + * D18F4x1B4 [System Fabric ID Mask 1] + * DF4 SocketIdShift [11:8] + * DF4p5 SocketIdShift [11:8] + */ +#define DF2_SOCKET_ID_SHIFT GENMASK(31, 28) +#define DF3_SOCKET_ID_SHIFT GENMASK(9, 8) +#define DF4_SOCKET_ID_SHIFT GENMASK(11, 8) diff --git a/drivers/ras/amd/atl/system.c b/drivers/ras/amd/atl/system.c new file mode 100644 index 000000000000..701349e84942 --- /dev/null +++ b/drivers/ras/amd/atl/system.c @@ -0,0 +1,288 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * system.c : Functions to read and save system-wide data + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include "internal.h" + +int determine_node_id(struct addr_ctx *ctx, u8 socket_id, u8 die_id) +{ + u16 socket_id_bits, die_id_bits; + + if (socket_id > 0 && df_cfg.socket_id_mask == 0) { + atl_debug(ctx, "Invalid socket inputs: socket_id=%u socket_id_mask=0x%x", + socket_id, df_cfg.socket_id_mask); + return -EINVAL; + } + + /* Do each step independently to avoid shift out-of-bounds issues. */ + socket_id_bits = socket_id; + socket_id_bits <<= df_cfg.socket_id_shift; + socket_id_bits &= df_cfg.socket_id_mask; + + if (die_id > 0 && df_cfg.die_id_mask == 0) { + atl_debug(ctx, "Invalid die inputs: die_id=%u die_id_mask=0x%x", + die_id, df_cfg.die_id_mask); + return -EINVAL; + } + + /* Do each step independently to avoid shift out-of-bounds issues. */ + die_id_bits = die_id; + die_id_bits <<= df_cfg.die_id_shift; + die_id_bits &= df_cfg.die_id_mask; + + ctx->node_id = (socket_id_bits | die_id_bits) >> df_cfg.node_id_shift; + return 0; +} + +static void df2_get_masks_shifts(u32 mask0) +{ + df_cfg.socket_id_shift = FIELD_GET(DF2_SOCKET_ID_SHIFT, mask0); + df_cfg.socket_id_mask = FIELD_GET(DF2_SOCKET_ID_MASK, mask0); + df_cfg.die_id_shift = FIELD_GET(DF2_DIE_ID_SHIFT, mask0); + df_cfg.die_id_mask = FIELD_GET(DF2_DIE_ID_MASK, mask0); + df_cfg.node_id_shift = df_cfg.die_id_shift; + df_cfg.node_id_mask = df_cfg.socket_id_mask | df_cfg.die_id_mask; + df_cfg.component_id_mask = ~df_cfg.node_id_mask; +} + +static void df3_get_masks_shifts(u32 mask0, u32 mask1) +{ + df_cfg.component_id_mask = FIELD_GET(DF3_COMPONENT_ID_MASK, mask0); + df_cfg.node_id_mask = FIELD_GET(DF3_NODE_ID_MASK, mask0); + + df_cfg.node_id_shift = FIELD_GET(DF3_NODE_ID_SHIFT, mask1); + df_cfg.socket_id_shift = FIELD_GET(DF3_SOCKET_ID_SHIFT, mask1); + df_cfg.socket_id_mask = FIELD_GET(DF3_SOCKET_ID_MASK, mask1); + df_cfg.die_id_mask = FIELD_GET(DF3_DIE_ID_MASK, mask1); +} + +static void df3p5_get_masks_shifts(u32 mask0, u32 mask1, u32 mask2) +{ + df_cfg.component_id_mask = FIELD_GET(DF4_COMPONENT_ID_MASK, mask0); + df_cfg.node_id_mask = FIELD_GET(DF4_NODE_ID_MASK, mask0); + + df_cfg.node_id_shift = FIELD_GET(DF3_NODE_ID_SHIFT, mask1); + df_cfg.socket_id_shift = FIELD_GET(DF4_SOCKET_ID_SHIFT, mask1); + + df_cfg.socket_id_mask = FIELD_GET(DF4_SOCKET_ID_MASK, mask2); + df_cfg.die_id_mask = FIELD_GET(DF4_DIE_ID_MASK, mask2); +} + +static void df4_get_masks_shifts(u32 mask0, u32 mask1, u32 mask2) +{ + df3p5_get_masks_shifts(mask0, mask1, mask2); + + if (!(df_cfg.flags.socket_id_shift_quirk && df_cfg.socket_id_shift == 1)) + return; + + df_cfg.socket_id_shift = 0; + df_cfg.socket_id_mask = 1; + df_cfg.die_id_shift = 0; + df_cfg.die_id_mask = 0; + df_cfg.node_id_shift = 8; + df_cfg.node_id_mask = 0x100; +} + +static int df4_get_fabric_id_mask_registers(void) +{ + u32 mask0, mask1, mask2; + + /* Read D18F4x1B0 (SystemFabricIdMask0) */ + if (df_indirect_read_broadcast(0, 4, 0x1B0, &mask0)) + return -EINVAL; + + /* Read D18F4x1B4 (SystemFabricIdMask1) */ + if (df_indirect_read_broadcast(0, 4, 0x1B4, &mask1)) + return -EINVAL; + + /* Read D18F4x1B8 (SystemFabricIdMask2) */ + if (df_indirect_read_broadcast(0, 4, 0x1B8, &mask2)) + return -EINVAL; + + df4_get_masks_shifts(mask0, mask1, mask2); + return 0; +} + +static int df4_determine_df_rev(u32 reg) +{ + df_cfg.rev = FIELD_GET(DF_MINOR_REVISION, reg) < 5 ? DF4 : DF4p5; + + /* Check for special cases or quirks based on Device/Vendor IDs.*/ + + /* Read D18F0x000 (DeviceVendorId0) */ + if (df_indirect_read_broadcast(0, 0, 0, ®)) + return -EINVAL; + + if (reg == DF_FUNC0_ID_ZEN4_SERVER) + df_cfg.flags.socket_id_shift_quirk = 1; + + if (reg == DF_FUNC0_ID_MI300) { + df_cfg.flags.heterogeneous = 1; + + if (get_addr_hash_mi300()) + return -EINVAL; + } + + return df4_get_fabric_id_mask_registers(); +} + +static int determine_df_rev_legacy(void) +{ + u32 fabric_id_mask0, fabric_id_mask1, fabric_id_mask2; + + /* + * Check for DF3.5. + * + * Component ID Mask must be non-zero. Register D18F1x150 is + * reserved pre-DF3.5, so value will be Read-as-Zero. + */ + + /* Read D18F1x150 (SystemFabricIdMask0). */ + if (df_indirect_read_broadcast(0, 1, 0x150, &fabric_id_mask0)) + return -EINVAL; + + if (FIELD_GET(DF4_COMPONENT_ID_MASK, fabric_id_mask0)) { + df_cfg.rev = DF3p5; + + /* Read D18F1x154 (SystemFabricIdMask1) */ + if (df_indirect_read_broadcast(0, 1, 0x154, &fabric_id_mask1)) + return -EINVAL; + + /* Read D18F1x158 (SystemFabricIdMask2) */ + if (df_indirect_read_broadcast(0, 1, 0x158, &fabric_id_mask2)) + return -EINVAL; + + df3p5_get_masks_shifts(fabric_id_mask0, fabric_id_mask1, fabric_id_mask2); + return 0; + } + + /* + * Check for DF3. + * + * Component ID Mask must be non-zero. Field is Read-as-Zero on DF2. + */ + + /* Read D18F1x208 (SystemFabricIdMask). */ + if (df_indirect_read_broadcast(0, 1, 0x208, &fabric_id_mask0)) + return -EINVAL; + + if (FIELD_GET(DF3_COMPONENT_ID_MASK, fabric_id_mask0)) { + df_cfg.rev = DF3; + + /* Read D18F1x20C (SystemFabricIdMask1) */ + if (df_indirect_read_broadcast(0, 1, 0x20C, &fabric_id_mask1)) + return -EINVAL; + + df3_get_masks_shifts(fabric_id_mask0, fabric_id_mask1); + return 0; + } + + /* Default to DF2. */ + df_cfg.rev = DF2; + df2_get_masks_shifts(fabric_id_mask0); + return 0; +} + +static int determine_df_rev(void) +{ + u32 reg; + u8 rev; + + if (df_cfg.rev != UNKNOWN) + return 0; + + /* Read D18F0x40 (FabricBlockInstanceCount). */ + if (df_indirect_read_broadcast(0, 0, 0x40, ®)) + return -EINVAL; + + /* + * Revision fields added for DF4 and later. + * + * Major revision of '0' is found pre-DF4. Field is Read-as-Zero. + */ + rev = FIELD_GET(DF_MAJOR_REVISION, reg); + if (!rev) + return determine_df_rev_legacy(); + + /* + * Fail out for major revisions other than '4'. + * + * Explicit support should be added for newer systems to avoid issues. + */ + if (rev == 4) + return df4_determine_df_rev(reg); + + return -EINVAL; +} + +static void get_num_maps(void) +{ + switch (df_cfg.rev) { + case DF2: + case DF3: + case DF3p5: + df_cfg.num_coh_st_maps = 2; + break; + case DF4: + case DF4p5: + df_cfg.num_coh_st_maps = 4; + break; + default: + atl_debug_on_bad_df_rev(); + } +} + +static void apply_node_id_shift(void) +{ + if (df_cfg.rev == DF2) + return; + + df_cfg.die_id_shift = df_cfg.node_id_shift; + df_cfg.die_id_mask <<= df_cfg.node_id_shift; + df_cfg.socket_id_mask <<= df_cfg.node_id_shift; + df_cfg.socket_id_shift += df_cfg.node_id_shift; +} + +static void dump_df_cfg(void) +{ + pr_debug("rev=0x%x", df_cfg.rev); + + pr_debug("component_id_mask=0x%x", df_cfg.component_id_mask); + pr_debug("die_id_mask=0x%x", df_cfg.die_id_mask); + pr_debug("node_id_mask=0x%x", df_cfg.node_id_mask); + pr_debug("socket_id_mask=0x%x", df_cfg.socket_id_mask); + + pr_debug("die_id_shift=0x%x", df_cfg.die_id_shift); + pr_debug("node_id_shift=0x%x", df_cfg.node_id_shift); + pr_debug("socket_id_shift=0x%x", df_cfg.socket_id_shift); + + pr_debug("num_coh_st_maps=%u", df_cfg.num_coh_st_maps); + + pr_debug("flags.legacy_ficaa=%u", df_cfg.flags.legacy_ficaa); + pr_debug("flags.socket_id_shift_quirk=%u", df_cfg.flags.socket_id_shift_quirk); +} + +int get_df_system_info(void) +{ + if (determine_df_rev()) { + pr_warn("amd_atl: Failed to determine DF Revision"); + df_cfg.rev = UNKNOWN; + return -EINVAL; + } + + apply_node_id_shift(); + + get_num_maps(); + + dump_df_cfg(); + + return 0; +} diff --git a/drivers/ras/amd/atl/umc.c b/drivers/ras/amd/atl/umc.c new file mode 100644 index 000000000000..59b6169093f7 --- /dev/null +++ b/drivers/ras/amd/atl/umc.c @@ -0,0 +1,341 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Address Translation Library + * + * umc.c : Unified Memory Controller (UMC) topology helpers + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Yazen Ghannam <Yazen.Ghannam@amd.com> + */ + +#include "internal.h" + +/* + * MI300 has a fixed, model-specific mapping between a UMC instance and + * its related Data Fabric Coherent Station instance. + * + * The MCA_IPID_UMC[InstanceId] field holds a unique identifier for the + * UMC instance within a Node. Use this to find the appropriate Coherent + * Station ID. + * + * Redundant bits were removed from the map below. + */ +static const u16 umc_coh_st_map[32] = { + 0x393, 0x293, 0x193, 0x093, + 0x392, 0x292, 0x192, 0x092, + 0x391, 0x291, 0x191, 0x091, + 0x390, 0x290, 0x190, 0x090, + 0x793, 0x693, 0x593, 0x493, + 0x792, 0x692, 0x592, 0x492, + 0x791, 0x691, 0x591, 0x491, + 0x790, 0x690, 0x590, 0x490, +}; + +#define UMC_ID_MI300 GENMASK(23, 12) +static u8 get_coh_st_inst_id_mi300(struct atl_err *err) +{ + u16 umc_id = FIELD_GET(UMC_ID_MI300, err->ipid); + u8 i; + + for (i = 0; i < ARRAY_SIZE(umc_coh_st_map); i++) { + if (umc_id == umc_coh_st_map[i]) + break; + } + + WARN_ON_ONCE(i >= ARRAY_SIZE(umc_coh_st_map)); + + return i; +} + +/* XOR the bits in @val. */ +static u16 bitwise_xor_bits(u16 val) +{ + u16 tmp = 0; + u8 i; + + for (i = 0; i < 16; i++) + tmp ^= (val >> i) & 0x1; + + return tmp; +} + +struct xor_bits { + bool xor_enable; + u16 col_xor; + u32 row_xor; +}; + +#define NUM_BANK_BITS 4 + +static struct { + /* UMC::CH::AddrHashBank */ + struct xor_bits bank[NUM_BANK_BITS]; + + /* UMC::CH::AddrHashPC */ + struct xor_bits pc; + + /* UMC::CH::AddrHashPC2 */ + u8 bank_xor; +} addr_hash; + +#define MI300_UMC_CH_BASE 0x90000 +#define MI300_ADDR_HASH_BANK0 (MI300_UMC_CH_BASE + 0xC8) +#define MI300_ADDR_HASH_PC (MI300_UMC_CH_BASE + 0xE0) +#define MI300_ADDR_HASH_PC2 (MI300_UMC_CH_BASE + 0xE4) + +#define ADDR_HASH_XOR_EN BIT(0) +#define ADDR_HASH_COL_XOR GENMASK(13, 1) +#define ADDR_HASH_ROW_XOR GENMASK(31, 14) +#define ADDR_HASH_BANK_XOR GENMASK(5, 0) + +/* + * Read UMC::CH::AddrHash{Bank,PC,PC2} registers to get XOR bits used + * for hashing. Do this during module init, since the values will not + * change during run time. + * + * These registers are instantiated for each UMC across each AMD Node. + * However, they should be identically programmed due to the fixed hardware + * design of MI300 systems. So read the values from Node 0 UMC 0 and keep a + * single global structure for simplicity. + */ +int get_addr_hash_mi300(void) +{ + u32 temp; + int ret; + u8 i; + + for (i = 0; i < NUM_BANK_BITS; i++) { + ret = amd_smn_read(0, MI300_ADDR_HASH_BANK0 + (i * 4), &temp); + if (ret) + return ret; + + addr_hash.bank[i].xor_enable = FIELD_GET(ADDR_HASH_XOR_EN, temp); + addr_hash.bank[i].col_xor = FIELD_GET(ADDR_HASH_COL_XOR, temp); + addr_hash.bank[i].row_xor = FIELD_GET(ADDR_HASH_ROW_XOR, temp); + } + + ret = amd_smn_read(0, MI300_ADDR_HASH_PC, &temp); + if (ret) + return ret; + + addr_hash.pc.xor_enable = FIELD_GET(ADDR_HASH_XOR_EN, temp); + addr_hash.pc.col_xor = FIELD_GET(ADDR_HASH_COL_XOR, temp); + addr_hash.pc.row_xor = FIELD_GET(ADDR_HASH_ROW_XOR, temp); + + ret = amd_smn_read(0, MI300_ADDR_HASH_PC2, &temp); + if (ret) + return ret; + + addr_hash.bank_xor = FIELD_GET(ADDR_HASH_BANK_XOR, temp); + + return 0; +} + +/* + * MI300 systems report a DRAM address in MCA_ADDR for DRAM ECC errors. This must + * be converted to the intermediate normalized address (NA) before translating to a + * system physical address. + * + * The DRAM address includes bank, row, and column. Also included are bits for + * pseudochannel (PC) and stack ID (SID). + * + * Abbreviations: (S)tack ID, (P)seudochannel, (R)ow, (B)ank, (C)olumn, (Z)ero + * + * The MCA address format is as follows: + * MCA_ADDR[27:0] = {S[1:0], P[0], R[14:0], B[3:0], C[4:0], Z[0]} + * + * The normalized address format is fixed in hardware and is as follows: + * NA[30:0] = {S[1:0], R[13:0], C4, B[1:0], B[3:2], C[3:2], P, C[1:0], Z[4:0]} + * + * Additionally, the PC and Bank bits may be hashed. This must be accounted for before + * reconstructing the normalized address. + */ +#define MI300_UMC_MCA_COL GENMASK(5, 1) +#define MI300_UMC_MCA_BANK GENMASK(9, 6) +#define MI300_UMC_MCA_ROW GENMASK(24, 10) +#define MI300_UMC_MCA_PC BIT(25) +#define MI300_UMC_MCA_SID GENMASK(27, 26) + +#define MI300_NA_COL_1_0 GENMASK(6, 5) +#define MI300_NA_PC BIT(7) +#define MI300_NA_COL_3_2 GENMASK(9, 8) +#define MI300_NA_BANK_3_2 GENMASK(11, 10) +#define MI300_NA_BANK_1_0 GENMASK(13, 12) +#define MI300_NA_COL_4 BIT(14) +#define MI300_NA_ROW GENMASK(28, 15) +#define MI300_NA_SID GENMASK(30, 29) + +static unsigned long convert_dram_to_norm_addr_mi300(unsigned long addr) +{ + u16 i, col, row, bank, pc, sid, temp; + + col = FIELD_GET(MI300_UMC_MCA_COL, addr); + bank = FIELD_GET(MI300_UMC_MCA_BANK, addr); + row = FIELD_GET(MI300_UMC_MCA_ROW, addr); + pc = FIELD_GET(MI300_UMC_MCA_PC, addr); + sid = FIELD_GET(MI300_UMC_MCA_SID, addr); + + /* Calculate hash for each Bank bit. */ + for (i = 0; i < NUM_BANK_BITS; i++) { + if (!addr_hash.bank[i].xor_enable) + continue; + + temp = bitwise_xor_bits(col & addr_hash.bank[i].col_xor); + temp ^= bitwise_xor_bits(row & addr_hash.bank[i].row_xor); + bank ^= temp << i; + } + + /* Calculate hash for PC bit. */ + if (addr_hash.pc.xor_enable) { + /* Bits SID[1:0] act as Bank[6:5] for PC hash, so apply them here. */ + bank |= sid << 5; + + temp = bitwise_xor_bits(col & addr_hash.pc.col_xor); + temp ^= bitwise_xor_bits(row & addr_hash.pc.row_xor); + temp ^= bitwise_xor_bits(bank & addr_hash.bank_xor); + pc ^= temp; + + /* Drop SID bits for the sake of debug printing later. */ + bank &= 0x1F; + } + + /* Reconstruct the normalized address starting with NA[4:0] = 0 */ + addr = 0; + + /* NA[6:5] = Column[1:0] */ + temp = col & 0x3; + addr |= FIELD_PREP(MI300_NA_COL_1_0, temp); + + /* NA[7] = PC */ + addr |= FIELD_PREP(MI300_NA_PC, pc); + + /* NA[9:8] = Column[3:2] */ + temp = (col >> 2) & 0x3; + addr |= FIELD_PREP(MI300_NA_COL_3_2, temp); + + /* NA[11:10] = Bank[3:2] */ + temp = (bank >> 2) & 0x3; + addr |= FIELD_PREP(MI300_NA_BANK_3_2, temp); + + /* NA[13:12] = Bank[1:0] */ + temp = bank & 0x3; + addr |= FIELD_PREP(MI300_NA_BANK_1_0, temp); + + /* NA[14] = Column[4] */ + temp = (col >> 4) & 0x1; + addr |= FIELD_PREP(MI300_NA_COL_4, temp); + + /* NA[28:15] = Row[13:0] */ + addr |= FIELD_PREP(MI300_NA_ROW, row); + + /* NA[30:29] = SID[1:0] */ + addr |= FIELD_PREP(MI300_NA_SID, sid); + + pr_debug("Addr=0x%016lx", addr); + pr_debug("Bank=%u Row=%u Column=%u PC=%u SID=%u", bank, row, col, pc, sid); + + return addr; +} + +/* + * When a DRAM ECC error occurs on MI300 systems, it is recommended to retire + * all memory within that DRAM row. This applies to the memory with a DRAM + * bank. + * + * To find the memory addresses, loop through permutations of the DRAM column + * bits and find the System Physical address of each. The column bits are used + * to calculate the intermediate Normalized address, so all permutations should + * be checked. + * + * See amd_atl::convert_dram_to_norm_addr_mi300() for MI300 address formats. + */ +#define MI300_NUM_COL BIT(HWEIGHT(MI300_UMC_MCA_COL)) +static void retire_row_mi300(struct atl_err *a_err) +{ + unsigned long addr; + struct page *p; + u8 col; + + for (col = 0; col < MI300_NUM_COL; col++) { + a_err->addr &= ~MI300_UMC_MCA_COL; + a_err->addr |= FIELD_PREP(MI300_UMC_MCA_COL, col); + + addr = amd_convert_umc_mca_addr_to_sys_addr(a_err); + if (IS_ERR_VALUE(addr)) + continue; + + addr = PHYS_PFN(addr); + + /* + * Skip invalid or already poisoned pages to avoid unnecessary + * error messages from memory_failure(). + */ + p = pfn_to_online_page(addr); + if (!p) + continue; + + if (PageHWPoison(p)) + continue; + + memory_failure(addr, 0); + } +} + +void amd_retire_dram_row(struct atl_err *a_err) +{ + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) + return retire_row_mi300(a_err); +} +EXPORT_SYMBOL_GPL(amd_retire_dram_row); + +static unsigned long get_addr(unsigned long addr) +{ + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) + return convert_dram_to_norm_addr_mi300(addr); + + return addr; +} + +#define MCA_IPID_INST_ID_HI GENMASK_ULL(47, 44) +static u8 get_die_id(struct atl_err *err) +{ + /* + * AMD Node ID is provided in MCA_IPID[InstanceIdHi], and this + * needs to be divided by 4 to get the internal Die ID. + */ + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) { + u8 node_id = FIELD_GET(MCA_IPID_INST_ID_HI, err->ipid); + + return node_id >> 2; + } + + /* + * For CPUs, this is the AMD Node ID modulo the number + * of AMD Nodes per socket. + */ + return topology_amd_node_id(err->cpu) % topology_amd_nodes_per_pkg(); +} + +#define UMC_CHANNEL_NUM GENMASK(31, 20) +static u8 get_coh_st_inst_id(struct atl_err *err) +{ + if (df_cfg.rev == DF4p5 && df_cfg.flags.heterogeneous) + return get_coh_st_inst_id_mi300(err); + + return FIELD_GET(UMC_CHANNEL_NUM, err->ipid); +} + +unsigned long convert_umc_mca_addr_to_sys_addr(struct atl_err *err) +{ + u8 socket_id = topology_physical_package_id(err->cpu); + u8 coh_st_inst_id = get_coh_st_inst_id(err); + unsigned long addr = get_addr(err->addr); + u8 die_id = get_die_id(err); + + pr_debug("socket_id=0x%x die_id=0x%x coh_st_inst_id=0x%x addr=0x%016lx", + socket_id, die_id, coh_st_inst_id, addr); + + return norm_to_sys_addr(socket_id, die_id, coh_st_inst_id, addr); +} diff --git a/drivers/ras/amd/fmpm.c b/drivers/ras/amd/fmpm.c new file mode 100644 index 000000000000..2f4ac9591c8f --- /dev/null +++ b/drivers/ras/amd/fmpm.c @@ -0,0 +1,1013 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * FRU (Field-Replaceable Unit) Memory Poison Manager + * + * Copyright (c) 2024, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Authors: + * Naveen Krishna Chatradhi <naveenkrishna.chatradhi@amd.com> + * Muralidhara M K <muralidhara.mk@amd.com> + * Yazen Ghannam <Yazen.Ghannam@amd.com> + * + * Implementation notes, assumptions, and limitations: + * + * - FRU memory poison section and memory poison descriptor definitions are not yet + * included in the UEFI specification. So they are defined here. Afterwards, they + * may be moved to linux/cper.h, if appropriate. + * + * - Platforms based on AMD MI300 systems will be the first to use these structures. + * There are a number of assumptions made here that will need to be generalized + * to support other platforms. + * + * AMD MI300-based platform(s) assumptions: + * - Memory errors are reported through x86 MCA. + * - The entire DRAM row containing a memory error should be retired. + * - There will be (1) FRU memory poison section per CPER. + * - The FRU will be the CPU package (processor socket). + * - The default number of memory poison descriptor entries should be (8). + * - The platform will use ACPI ERST for persistent storage. + * - All FRU records should be saved to persistent storage. Module init will + * fail if any FRU record is not successfully written. + * + * - Boot time memory retirement may occur later than ideal due to dependencies + * on other libraries and drivers. This leaves a gap where bad memory may be + * accessed during early boot stages. + * + * - Enough memory should be pre-allocated for each FRU record to be able to hold + * the expected number of descriptor entries. This, mostly empty, record is + * written to storage during init time. Subsequent writes to the same record + * should allow the Platform to update the stored record in-place. Otherwise, + * if the record is extended, then the Platform may need to perform costly memory + * management operations on the storage. For example, the Platform may spend time + * in Firmware copying and invalidating memory on a relatively slow SPI ROM. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/cper.h> +#include <linux/ras.h> +#include <linux/cpu.h> + +#include <acpi/apei.h> + +#include <asm/cpu_device_id.h> +#include <asm/mce.h> + +#include "../debugfs.h" + +#define INVALID_CPU UINT_MAX + +/* Validation Bits */ +#define FMP_VALID_ARCH_TYPE BIT_ULL(0) +#define FMP_VALID_ARCH BIT_ULL(1) +#define FMP_VALID_ID_TYPE BIT_ULL(2) +#define FMP_VALID_ID BIT_ULL(3) +#define FMP_VALID_LIST_ENTRIES BIT_ULL(4) +#define FMP_VALID_LIST BIT_ULL(5) + +/* FRU Architecture Types */ +#define FMP_ARCH_TYPE_X86_CPUID_1_EAX 0 + +/* FRU ID Types */ +#define FMP_ID_TYPE_X86_PPIN 0 + +/* FRU Memory Poison Section */ +struct cper_sec_fru_mem_poison { + u32 checksum; + u64 validation_bits; + u32 fru_arch_type; + u64 fru_arch; + u32 fru_id_type; + u64 fru_id; + u32 nr_entries; +} __packed; + +/* FRU Descriptor ID Types */ +#define FPD_HW_ID_TYPE_MCA_IPID 0 + +/* FRU Descriptor Address Types */ +#define FPD_ADDR_TYPE_MCA_ADDR 0 + +/* Memory Poison Descriptor */ +struct cper_fru_poison_desc { + u64 timestamp; + u32 hw_id_type; + u64 hw_id; + u32 addr_type; + u64 addr; +} __packed; + +/* Collection of headers and sections for easy pointer use. */ +struct fru_rec { + struct cper_record_header hdr; + struct cper_section_descriptor sec_desc; + struct cper_sec_fru_mem_poison fmp; + struct cper_fru_poison_desc entries[]; +} __packed; + +/* + * Pointers to the complete CPER record of each FRU. + * + * Memory allocation will include padded space for descriptor entries. + */ +static struct fru_rec **fru_records; + +/* system physical addresses array */ +static u64 *spa_entries; + +#define INVALID_SPA ~0ULL + +static struct dentry *fmpm_dfs_dir; +static struct dentry *fmpm_dfs_entries; + +#define CPER_CREATOR_FMP \ + GUID_INIT(0xcd5c2993, 0xf4b2, 0x41b2, 0xb5, 0xd4, 0xf9, 0xc3, \ + 0xa0, 0x33, 0x08, 0x75) + +#define CPER_SECTION_TYPE_FMP \ + GUID_INIT(0x5e4706c1, 0x5356, 0x48c6, 0x93, 0x0b, 0x52, 0xf2, \ + 0x12, 0x0a, 0x44, 0x58) + +/** + * DOC: max_nr_entries (byte) + * Maximum number of descriptor entries possible for each FRU. + * + * Values between '1' and '255' are valid. + * No input or '0' will default to FMPM_DEFAULT_MAX_NR_ENTRIES. + */ +static u8 max_nr_entries; +module_param(max_nr_entries, byte, 0644); +MODULE_PARM_DESC(max_nr_entries, + "Maximum number of memory poison descriptor entries per FRU"); + +#define FMPM_DEFAULT_MAX_NR_ENTRIES 8 + +/* Maximum number of FRUs in the system. */ +#define FMPM_MAX_NR_FRU 256 +static unsigned int max_nr_fru; + +/* Total length of record including headers and list of descriptor entries. */ +static size_t max_rec_len; + +/* Total number of SPA entries across all FRUs. */ +static unsigned int spa_nr_entries; + +/* + * Protect the local records cache in fru_records and prevent concurrent + * writes to storage. This is only needed after init once notifier block + * registration is done. + * + * The majority of a record is fixed at module init and will not change + * during run time. The entries within a record will be updated as new + * errors are reported. The mutex should be held whenever the entries are + * accessed during run time. + */ +static DEFINE_MUTEX(fmpm_update_mutex); + +#define for_each_fru(i, rec) \ + for (i = 0; rec = fru_records[i], i < max_nr_fru; i++) + +static inline u32 get_fmp_len(struct fru_rec *rec) +{ + return rec->sec_desc.section_length - sizeof(struct cper_section_descriptor); +} + +static struct fru_rec *get_fru_record(u64 fru_id) +{ + struct fru_rec *rec; + unsigned int i; + + for_each_fru(i, rec) { + if (rec->fmp.fru_id == fru_id) + return rec; + } + + pr_debug("Record not found for FRU 0x%016llx\n", fru_id); + + return NULL; +} + +/* + * Sum up all bytes within the FRU Memory Poison Section including the Memory + * Poison Descriptor entries. + * + * Don't include the old checksum here. It's a u32 value, so summing each of its + * bytes will give the wrong total. + */ +static u32 do_fmp_checksum(struct cper_sec_fru_mem_poison *fmp, u32 len) +{ + u32 checksum = 0; + u8 *buf, *end; + + /* Skip old checksum. */ + buf = (u8 *)fmp + sizeof(u32); + end = buf + len; + + while (buf < end) + checksum += (u8)(*(buf++)); + + return checksum; +} + +static int update_record_on_storage(struct fru_rec *rec) +{ + u32 len, checksum; + int ret; + + /* Calculate a new checksum. */ + len = get_fmp_len(rec); + + /* Get the current total. */ + checksum = do_fmp_checksum(&rec->fmp, len); + + /* Use the complement value. */ + rec->fmp.checksum = -checksum; + + pr_debug("Writing to storage\n"); + + ret = erst_write(&rec->hdr); + if (ret) { + pr_warn("Storage update failed for FRU 0x%016llx\n", rec->fmp.fru_id); + + if (ret == -ENOSPC) + pr_warn("Not enough space on storage\n"); + } + + return ret; +} + +static bool rec_has_valid_entries(struct fru_rec *rec) +{ + if (!(rec->fmp.validation_bits & FMP_VALID_LIST_ENTRIES)) + return false; + + if (!(rec->fmp.validation_bits & FMP_VALID_LIST)) + return false; + + return true; +} + +static bool fpds_equal(struct cper_fru_poison_desc *old, struct cper_fru_poison_desc *new) +{ + /* + * Ignore timestamp field. + * The same physical error may be reported multiple times due to stuck bits, etc. + * + * Also, order the checks from most->least likely to fail to shortcut the code. + */ + if (old->addr != new->addr) + return false; + + if (old->hw_id != new->hw_id) + return false; + + if (old->addr_type != new->addr_type) + return false; + + if (old->hw_id_type != new->hw_id_type) + return false; + + return true; +} + +static bool rec_has_fpd(struct fru_rec *rec, struct cper_fru_poison_desc *fpd) +{ + unsigned int i; + + for (i = 0; i < rec->fmp.nr_entries; i++) { + struct cper_fru_poison_desc *fpd_i = &rec->entries[i]; + + if (fpds_equal(fpd_i, fpd)) { + pr_debug("Found duplicate record\n"); + return true; + } + } + + return false; +} + +static void save_spa(struct fru_rec *rec, unsigned int entry, + u64 addr, u64 id, unsigned int cpu) +{ + unsigned int i, fru_idx, spa_entry; + struct atl_err a_err; + unsigned long spa; + + if (entry >= max_nr_entries) { + pr_warn_once("FRU descriptor entry %d out-of-bounds (max: %d)\n", + entry, max_nr_entries); + return; + } + + /* spa_nr_entries is always multiple of max_nr_entries */ + for (i = 0; i < spa_nr_entries; i += max_nr_entries) { + fru_idx = i / max_nr_entries; + if (fru_records[fru_idx] == rec) + break; + } + + if (i >= spa_nr_entries) { + pr_warn_once("FRU record %d not found\n", i); + return; + } + + spa_entry = i + entry; + if (spa_entry >= spa_nr_entries) { + pr_warn_once("spa_entries[] index out-of-bounds\n"); + return; + } + + memset(&a_err, 0, sizeof(struct atl_err)); + + a_err.addr = addr; + a_err.ipid = id; + a_err.cpu = cpu; + + spa = amd_convert_umc_mca_addr_to_sys_addr(&a_err); + if (IS_ERR_VALUE(spa)) { + pr_debug("Failed to get system address\n"); + return; + } + + spa_entries[spa_entry] = spa; + pr_debug("fru_idx: %u, entry: %u, spa_entry: %u, spa: 0x%016llx\n", + fru_idx, entry, spa_entry, spa_entries[spa_entry]); +} + +static void update_fru_record(struct fru_rec *rec, struct mce *m) +{ + struct cper_sec_fru_mem_poison *fmp = &rec->fmp; + struct cper_fru_poison_desc fpd, *fpd_dest; + u32 entry = 0; + + mutex_lock(&fmpm_update_mutex); + + memset(&fpd, 0, sizeof(struct cper_fru_poison_desc)); + + fpd.timestamp = m->time; + fpd.hw_id_type = FPD_HW_ID_TYPE_MCA_IPID; + fpd.hw_id = m->ipid; + fpd.addr_type = FPD_ADDR_TYPE_MCA_ADDR; + fpd.addr = m->addr; + + /* This is the first entry, so just save it. */ + if (!rec_has_valid_entries(rec)) + goto save_fpd; + + /* Ignore already recorded errors. */ + if (rec_has_fpd(rec, &fpd)) + goto out_unlock; + + if (rec->fmp.nr_entries >= max_nr_entries) { + pr_warn("Exceeded number of entries for FRU 0x%016llx\n", rec->fmp.fru_id); + goto out_unlock; + } + + entry = fmp->nr_entries; + +save_fpd: + save_spa(rec, entry, m->addr, m->ipid, m->extcpu); + fpd_dest = &rec->entries[entry]; + memcpy(fpd_dest, &fpd, sizeof(struct cper_fru_poison_desc)); + + fmp->nr_entries = entry + 1; + fmp->validation_bits |= FMP_VALID_LIST_ENTRIES; + fmp->validation_bits |= FMP_VALID_LIST; + + pr_debug("Updated FRU 0x%016llx entry #%u\n", fmp->fru_id, entry); + + update_record_on_storage(rec); + +out_unlock: + mutex_unlock(&fmpm_update_mutex); +} + +static void retire_dram_row(u64 addr, u64 id, u32 cpu) +{ + struct atl_err a_err; + + memset(&a_err, 0, sizeof(struct atl_err)); + + a_err.addr = addr; + a_err.ipid = id; + a_err.cpu = cpu; + + amd_retire_dram_row(&a_err); +} + +static int fru_handle_mem_poison(struct notifier_block *nb, unsigned long val, void *data) +{ + struct mce *m = (struct mce *)data; + struct fru_rec *rec; + + if (!mce_is_memory_error(m)) + return NOTIFY_DONE; + + retire_dram_row(m->addr, m->ipid, m->extcpu); + + /* + * An invalid FRU ID should not happen on real errors. But it + * could happen from software error injection, etc. + */ + rec = get_fru_record(m->ppin); + if (!rec) + return NOTIFY_DONE; + + update_fru_record(rec, m); + + return NOTIFY_OK; +} + +static struct notifier_block fru_mem_poison_nb = { + .notifier_call = fru_handle_mem_poison, + .priority = MCE_PRIO_LOWEST, +}; + +static void retire_mem_fmp(struct fru_rec *rec) +{ + struct cper_sec_fru_mem_poison *fmp = &rec->fmp; + unsigned int i, cpu; + + for (i = 0; i < fmp->nr_entries; i++) { + struct cper_fru_poison_desc *fpd = &rec->entries[i]; + unsigned int err_cpu = INVALID_CPU; + + if (fpd->hw_id_type != FPD_HW_ID_TYPE_MCA_IPID) + continue; + + if (fpd->addr_type != FPD_ADDR_TYPE_MCA_ADDR) + continue; + + cpus_read_lock(); + for_each_online_cpu(cpu) { + if (topology_ppin(cpu) == fmp->fru_id) { + err_cpu = cpu; + break; + } + } + cpus_read_unlock(); + + if (err_cpu == INVALID_CPU) + continue; + + retire_dram_row(fpd->addr, fpd->hw_id, err_cpu); + save_spa(rec, i, fpd->addr, fpd->hw_id, err_cpu); + } +} + +static void retire_mem_records(void) +{ + struct fru_rec *rec; + unsigned int i; + + for_each_fru(i, rec) { + if (!rec_has_valid_entries(rec)) + continue; + + retire_mem_fmp(rec); + } +} + +/* Set the CPER Record Header and CPER Section Descriptor fields. */ +static void set_rec_fields(struct fru_rec *rec) +{ + struct cper_section_descriptor *sec_desc = &rec->sec_desc; + struct cper_record_header *hdr = &rec->hdr; + + memcpy(hdr->signature, CPER_SIG_RECORD, CPER_SIG_SIZE); + hdr->revision = CPER_RECORD_REV; + hdr->signature_end = CPER_SIG_END; + + /* + * Currently, it is assumed that there is one FRU Memory Poison + * section per CPER. But this may change for other implementations. + */ + hdr->section_count = 1; + + /* The logged errors are recoverable. Otherwise, they'd never make it here. */ + hdr->error_severity = CPER_SEV_RECOVERABLE; + + hdr->validation_bits = 0; + hdr->record_length = max_rec_len; + hdr->creator_id = CPER_CREATOR_FMP; + hdr->notification_type = CPER_NOTIFY_MCE; + hdr->record_id = cper_next_record_id(); + hdr->flags = CPER_HW_ERROR_FLAGS_PREVERR; + + sec_desc->section_offset = sizeof(struct cper_record_header); + sec_desc->section_length = max_rec_len - sizeof(struct cper_record_header); + sec_desc->revision = CPER_SEC_REV; + sec_desc->validation_bits = 0; + sec_desc->flags = CPER_SEC_PRIMARY; + sec_desc->section_type = CPER_SECTION_TYPE_FMP; + sec_desc->section_severity = CPER_SEV_RECOVERABLE; +} + +static int save_new_records(void) +{ + DECLARE_BITMAP(new_records, FMPM_MAX_NR_FRU); + struct fru_rec *rec; + unsigned int i; + int ret = 0; + + for_each_fru(i, rec) { + if (rec->hdr.record_length) + continue; + + set_rec_fields(rec); + + ret = update_record_on_storage(rec); + if (ret) + goto out_clear; + + set_bit(i, new_records); + } + + return ret; + +out_clear: + for_each_fru(i, rec) { + if (!test_bit(i, new_records)) + continue; + + erst_clear(rec->hdr.record_id); + } + + return ret; +} + +/* Check that the record matches expected types for the current system.*/ +static bool fmp_is_usable(struct fru_rec *rec) +{ + struct cper_sec_fru_mem_poison *fmp = &rec->fmp; + u64 cpuid; + + pr_debug("Validation bits: 0x%016llx\n", fmp->validation_bits); + + if (!(fmp->validation_bits & FMP_VALID_ARCH_TYPE)) { + pr_debug("Arch type unknown\n"); + return false; + } + + if (fmp->fru_arch_type != FMP_ARCH_TYPE_X86_CPUID_1_EAX) { + pr_debug("Arch type not 'x86 Family/Model/Stepping'\n"); + return false; + } + + if (!(fmp->validation_bits & FMP_VALID_ARCH)) { + pr_debug("Arch value unknown\n"); + return false; + } + + cpuid = cpuid_eax(1); + if (fmp->fru_arch != cpuid) { + pr_debug("Arch value mismatch: record = 0x%016llx, system = 0x%016llx\n", + fmp->fru_arch, cpuid); + return false; + } + + if (!(fmp->validation_bits & FMP_VALID_ID_TYPE)) { + pr_debug("FRU ID type unknown\n"); + return false; + } + + if (fmp->fru_id_type != FMP_ID_TYPE_X86_PPIN) { + pr_debug("FRU ID type is not 'x86 PPIN'\n"); + return false; + } + + if (!(fmp->validation_bits & FMP_VALID_ID)) { + pr_debug("FRU ID value unknown\n"); + return false; + } + + return true; +} + +static bool fmp_is_valid(struct fru_rec *rec) +{ + struct cper_sec_fru_mem_poison *fmp = &rec->fmp; + u32 checksum, len; + + len = get_fmp_len(rec); + if (len < sizeof(struct cper_sec_fru_mem_poison)) { + pr_debug("fmp length is too small\n"); + return false; + } + + /* Checksum must sum to zero for the entire section. */ + checksum = do_fmp_checksum(fmp, len) + fmp->checksum; + if (checksum) { + pr_debug("fmp checksum failed: sum = 0x%x\n", checksum); + print_hex_dump_debug("fmp record: ", DUMP_PREFIX_NONE, 16, 1, fmp, len, false); + return false; + } + + if (!fmp_is_usable(rec)) + return false; + + return true; +} + +static struct fru_rec *get_valid_record(struct fru_rec *old) +{ + struct fru_rec *new; + + if (!fmp_is_valid(old)) { + pr_debug("Ignoring invalid record\n"); + return NULL; + } + + new = get_fru_record(old->fmp.fru_id); + if (!new) + pr_debug("Ignoring record for absent FRU\n"); + + return new; +} + +/* + * Fetch saved records from persistent storage. + * + * For each found record: + * - If it was not created by this module, then ignore it. + * - If it is valid, then copy its data to the local cache. + * - If it is not valid, then erase it. + */ +static int get_saved_records(void) +{ + struct fru_rec *old, *new; + u64 record_id; + int ret, pos; + ssize_t len; + + /* + * Assume saved records match current max size. + * + * However, this may not be true depending on module parameters. + */ + old = kmalloc(max_rec_len, GFP_KERNEL); + if (!old) { + ret = -ENOMEM; + goto out; + } + + ret = erst_get_record_id_begin(&pos); + if (ret < 0) + goto out_end; + + while (!erst_get_record_id_next(&pos, &record_id)) { + if (record_id == APEI_ERST_INVALID_RECORD_ID) + goto out_end; + /* + * Make sure to clear temporary buffer between reads to avoid + * leftover data from records of various sizes. + */ + memset(old, 0, max_rec_len); + + len = erst_read_record(record_id, &old->hdr, max_rec_len, + sizeof(struct fru_rec), &CPER_CREATOR_FMP); + if (len < 0) + continue; + + if (len > max_rec_len) { + pr_debug("Found record larger than max_rec_len\n"); + continue; + } + + new = get_valid_record(old); + if (!new) + erst_clear(record_id); + + /* Restore the record */ + memcpy(new, old, len); + } + +out_end: + erst_get_record_id_end(); + kfree(old); +out: + return ret; +} + +static void set_fmp_fields(struct fru_rec *rec, unsigned int cpu) +{ + struct cper_sec_fru_mem_poison *fmp = &rec->fmp; + + fmp->fru_arch_type = FMP_ARCH_TYPE_X86_CPUID_1_EAX; + fmp->validation_bits |= FMP_VALID_ARCH_TYPE; + + /* Assume all CPUs in the system have the same value for now. */ + fmp->fru_arch = cpuid_eax(1); + fmp->validation_bits |= FMP_VALID_ARCH; + + fmp->fru_id_type = FMP_ID_TYPE_X86_PPIN; + fmp->validation_bits |= FMP_VALID_ID_TYPE; + + fmp->fru_id = topology_ppin(cpu); + fmp->validation_bits |= FMP_VALID_ID; +} + +static int init_fmps(void) +{ + struct fru_rec *rec; + unsigned int i, cpu; + int ret = 0; + + for_each_fru(i, rec) { + unsigned int fru_cpu = INVALID_CPU; + + cpus_read_lock(); + for_each_online_cpu(cpu) { + if (topology_physical_package_id(cpu) == i) { + fru_cpu = cpu; + break; + } + } + cpus_read_unlock(); + + if (fru_cpu == INVALID_CPU) { + pr_debug("Failed to find matching CPU for FRU #%u\n", i); + ret = -ENODEV; + break; + } + + set_fmp_fields(rec, fru_cpu); + } + + return ret; +} + +static int get_system_info(void) +{ + /* Only load on MI300A systems for now. */ + if (!(boot_cpu_data.x86_model >= 0x90 && + boot_cpu_data.x86_model <= 0x9f)) + return -ENODEV; + + if (!cpu_feature_enabled(X86_FEATURE_AMD_PPIN)) { + pr_debug("PPIN feature not available\n"); + return -ENODEV; + } + + /* Use CPU socket as FRU for MI300 systems. */ + max_nr_fru = topology_max_packages(); + if (!max_nr_fru) + return -ENODEV; + + if (max_nr_fru > FMPM_MAX_NR_FRU) { + pr_warn("Too many FRUs to manage: found: %u, max: %u\n", + max_nr_fru, FMPM_MAX_NR_FRU); + return -ENODEV; + } + + if (!max_nr_entries) + max_nr_entries = FMPM_DEFAULT_MAX_NR_ENTRIES; + + spa_nr_entries = max_nr_fru * max_nr_entries; + + max_rec_len = sizeof(struct fru_rec); + max_rec_len += sizeof(struct cper_fru_poison_desc) * max_nr_entries; + + pr_info("max FRUs: %u, max entries: %u, max record length: %lu\n", + max_nr_fru, max_nr_entries, max_rec_len); + + return 0; +} + +static void free_records(void) +{ + struct fru_rec *rec; + int i; + + for_each_fru(i, rec) + kfree(rec); + + kfree(fru_records); + kfree(spa_entries); +} + +static int allocate_records(void) +{ + int i, ret = 0; + + fru_records = kcalloc(max_nr_fru, sizeof(struct fru_rec *), GFP_KERNEL); + if (!fru_records) { + ret = -ENOMEM; + goto out; + } + + for (i = 0; i < max_nr_fru; i++) { + fru_records[i] = kzalloc(max_rec_len, GFP_KERNEL); + if (!fru_records[i]) { + ret = -ENOMEM; + goto out_free; + } + } + + spa_entries = kcalloc(spa_nr_entries, sizeof(u64), GFP_KERNEL); + if (!spa_entries) { + ret = -ENOMEM; + goto out_free; + } + + for (i = 0; i < spa_nr_entries; i++) + spa_entries[i] = INVALID_SPA; + + return ret; + +out_free: + while (--i >= 0) + kfree(fru_records[i]); + + kfree(fru_records); +out: + return ret; +} + +static void *fmpm_start(struct seq_file *f, loff_t *pos) +{ + if (*pos >= (spa_nr_entries + 1)) + return NULL; + return pos; +} + +static void *fmpm_next(struct seq_file *f, void *data, loff_t *pos) +{ + if (++(*pos) >= (spa_nr_entries + 1)) + return NULL; + return pos; +} + +static void fmpm_stop(struct seq_file *f, void *data) +{ +} + +#define SHORT_WIDTH 8 +#define U64_WIDTH 18 +#define TIMESTAMP_WIDTH 19 +#define LONG_WIDTH 24 +#define U64_PAD (LONG_WIDTH - U64_WIDTH) +#define TS_PAD (LONG_WIDTH - TIMESTAMP_WIDTH) +static int fmpm_show(struct seq_file *f, void *data) +{ + unsigned int fru_idx, entry, spa_entry, line; + struct cper_fru_poison_desc *fpd; + struct fru_rec *rec; + + line = *(loff_t *)data; + if (line == 0) { + seq_printf(f, "%-*s", SHORT_WIDTH, "fru_idx"); + seq_printf(f, "%-*s", LONG_WIDTH, "fru_id"); + seq_printf(f, "%-*s", SHORT_WIDTH, "entry"); + seq_printf(f, "%-*s", LONG_WIDTH, "timestamp"); + seq_printf(f, "%-*s", LONG_WIDTH, "hw_id"); + seq_printf(f, "%-*s", LONG_WIDTH, "addr"); + seq_printf(f, "%-*s", LONG_WIDTH, "spa"); + goto out_newline; + } + + spa_entry = line - 1; + fru_idx = spa_entry / max_nr_entries; + entry = spa_entry % max_nr_entries; + + rec = fru_records[fru_idx]; + if (!rec) + goto out; + + seq_printf(f, "%-*u", SHORT_WIDTH, fru_idx); + seq_printf(f, "0x%016llx%-*s", rec->fmp.fru_id, U64_PAD, ""); + seq_printf(f, "%-*u", SHORT_WIDTH, entry); + + mutex_lock(&fmpm_update_mutex); + + if (entry >= rec->fmp.nr_entries) { + seq_printf(f, "%-*s", LONG_WIDTH, "*"); + seq_printf(f, "%-*s", LONG_WIDTH, "*"); + seq_printf(f, "%-*s", LONG_WIDTH, "*"); + seq_printf(f, "%-*s", LONG_WIDTH, "*"); + goto out_unlock; + } + + fpd = &rec->entries[entry]; + + seq_printf(f, "%ptT%-*s", &fpd->timestamp, TS_PAD, ""); + seq_printf(f, "0x%016llx%-*s", fpd->hw_id, U64_PAD, ""); + seq_printf(f, "0x%016llx%-*s", fpd->addr, U64_PAD, ""); + + if (spa_entries[spa_entry] == INVALID_SPA) + seq_printf(f, "%-*s", LONG_WIDTH, "*"); + else + seq_printf(f, "0x%016llx%-*s", spa_entries[spa_entry], U64_PAD, ""); + +out_unlock: + mutex_unlock(&fmpm_update_mutex); +out_newline: + seq_putc(f, '\n'); +out: + return 0; +} + +static const struct seq_operations fmpm_seq_ops = { + .start = fmpm_start, + .next = fmpm_next, + .stop = fmpm_stop, + .show = fmpm_show, +}; + +static int fmpm_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &fmpm_seq_ops); +} + +static const struct file_operations fmpm_fops = { + .open = fmpm_open, + .release = seq_release, + .read = seq_read, + .llseek = seq_lseek, +}; + +static void setup_debugfs(void) +{ + struct dentry *dfs = ras_get_debugfs_root(); + + if (!dfs) + return; + + fmpm_dfs_dir = debugfs_create_dir("fmpm", dfs); + if (!fmpm_dfs_dir) + return; + + fmpm_dfs_entries = debugfs_create_file("entries", 0400, fmpm_dfs_dir, NULL, &fmpm_fops); + if (!fmpm_dfs_entries) + debugfs_remove(fmpm_dfs_dir); +} + +static const struct x86_cpu_id fmpm_cpuids[] = { + X86_MATCH_VENDOR_FAM(AMD, 0x19, NULL), + { } +}; +MODULE_DEVICE_TABLE(x86cpu, fmpm_cpuids); + +static int __init fru_mem_poison_init(void) +{ + int ret; + + if (!x86_match_cpu(fmpm_cpuids)) { + ret = -ENODEV; + goto out; + } + + if (erst_disable) { + pr_debug("ERST not available\n"); + ret = -ENODEV; + goto out; + } + + ret = get_system_info(); + if (ret) + goto out; + + ret = allocate_records(); + if (ret) + goto out; + + ret = init_fmps(); + if (ret) + goto out_free; + + ret = get_saved_records(); + if (ret) + goto out_free; + + ret = save_new_records(); + if (ret) + goto out_free; + + setup_debugfs(); + + retire_mem_records(); + + mce_register_decode_chain(&fru_mem_poison_nb); + + pr_info("FRU Memory Poison Manager initialized\n"); + return 0; + +out_free: + free_records(); +out: + return ret; +} + +static void __exit fru_mem_poison_exit(void) +{ + mce_unregister_decode_chain(&fru_mem_poison_nb); + debugfs_remove(fmpm_dfs_dir); + free_records(); +} + +module_init(fru_mem_poison_init); +module_exit(fru_mem_poison_exit); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("FRU Memory Poison Manager"); diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c index 321af498ee11..e440b15fbabc 100644 --- a/drivers/ras/cec.c +++ b/drivers/ras/cec.c @@ -480,9 +480,15 @@ DEFINE_SHOW_ATTRIBUTE(array); static int __init create_debugfs_nodes(void) { - struct dentry *d, *pfn, *decay, *count, *array; + struct dentry *d, *pfn, *decay, *count, *array, *dfs; - d = debugfs_create_dir("cec", ras_debugfs_dir); + dfs = ras_get_debugfs_root(); + if (!dfs) { + pr_warn("Error getting RAS debugfs root!\n"); + return -1; + } + + d = debugfs_create_dir("cec", dfs); if (!d) { pr_warn("Error creating cec debugfs node!\n"); return -1; diff --git a/drivers/ras/debugfs.c b/drivers/ras/debugfs.c index ffb973c328e3..42afd3de68b2 100644 --- a/drivers/ras/debugfs.c +++ b/drivers/ras/debugfs.c @@ -3,10 +3,16 @@ #include <linux/ras.h> #include "debugfs.h" -struct dentry *ras_debugfs_dir; +static struct dentry *ras_debugfs_dir; static atomic_t trace_count = ATOMIC_INIT(0); +struct dentry *ras_get_debugfs_root(void) +{ + return ras_debugfs_dir; +} +EXPORT_SYMBOL_GPL(ras_get_debugfs_root); + int ras_userspace_consumers(void) { return atomic_read(&trace_count); diff --git a/drivers/ras/debugfs.h b/drivers/ras/debugfs.h index c07443b462ad..4749ccdeeba1 100644 --- a/drivers/ras/debugfs.h +++ b/drivers/ras/debugfs.h @@ -4,6 +4,6 @@ #include <linux/debugfs.h> -extern struct dentry *ras_debugfs_dir; +struct dentry *ras_get_debugfs_root(void); #endif /* __RAS_DEBUGFS_H__ */ diff --git a/drivers/ras/ras.c b/drivers/ras/ras.c index 95540ea8dd9d..a6e4792a1b2e 100644 --- a/drivers/ras/ras.c +++ b/drivers/ras/ras.c @@ -10,6 +10,37 @@ #include <linux/ras.h> #include <linux/uuid.h> +#if IS_ENABLED(CONFIG_AMD_ATL) +/* + * Once set, this function pointer should never be unset. + * + * The library module will set this pointer if it successfully loads. The module + * should not be unloaded except for testing and debug purposes. + */ +static unsigned long (*amd_atl_umc_na_to_spa)(struct atl_err *err); + +void amd_atl_register_decoder(unsigned long (*f)(struct atl_err *)) +{ + amd_atl_umc_na_to_spa = f; +} +EXPORT_SYMBOL_GPL(amd_atl_register_decoder); + +void amd_atl_unregister_decoder(void) +{ + amd_atl_umc_na_to_spa = NULL; +} +EXPORT_SYMBOL_GPL(amd_atl_unregister_decoder); + +unsigned long amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err) +{ + if (!amd_atl_umc_na_to_spa) + return -EINVAL; + + return amd_atl_umc_na_to_spa(err); +} +EXPORT_SYMBOL_GPL(amd_convert_umc_mca_addr_to_sys_addr); +#endif /* CONFIG_AMD_ATL */ + #define CREATE_TRACE_POINTS #define TRACE_INCLUDE_PATH ../../include/ras #include <ras/ras_event.h> diff --git a/drivers/regulator/max5970-regulator.c b/drivers/regulator/max5970-regulator.c index 830a1c4cd705..8bbcd983a74a 100644 --- a/drivers/regulator/max5970-regulator.c +++ b/drivers/regulator/max5970-regulator.c @@ -29,8 +29,8 @@ struct max5970_regulator { }; enum max597x_regulator_id { - MAX597X_SW0, - MAX597X_SW1, + MAX597X_sw0, + MAX597X_sw1, }; static int max5970_read_adc(struct regmap *regmap, int reg, long *val) @@ -378,8 +378,8 @@ static int max597x_dt_parse(struct device_node *np, } static const struct regulator_desc regulators[] = { - MAX597X_SWITCH(SW0, MAX5970_REG_CHXEN, 0, "vss1"), - MAX597X_SWITCH(SW1, MAX5970_REG_CHXEN, 1, "vss2"), + MAX597X_SWITCH(sw0, MAX5970_REG_CHXEN, 0, "vss1"), + MAX597X_SWITCH(sw1, MAX5970_REG_CHXEN, 1, "vss2"), }; static int max597x_regmap_read_clear(struct regmap *map, unsigned int reg, diff --git a/drivers/regulator/rk808-regulator.c b/drivers/regulator/rk808-regulator.c index e374fa6e5f28..d89ae7f16d7a 100644 --- a/drivers/regulator/rk808-regulator.c +++ b/drivers/regulator/rk808-regulator.c @@ -1017,14 +1017,14 @@ static const struct regulator_desc rk805_reg[] = { }; static const struct linear_range rk806_buck_voltage_ranges[] = { - REGULATOR_LINEAR_RANGE(500000, 0, 160, 6250), /* 500mV ~ 1500mV */ - REGULATOR_LINEAR_RANGE(1500000, 161, 237, 25000), /* 1500mV ~ 3400mV */ - REGULATOR_LINEAR_RANGE(3400000, 238, 255, 0), + REGULATOR_LINEAR_RANGE(500000, 0, 159, 6250), /* 500mV ~ 1500mV */ + REGULATOR_LINEAR_RANGE(1500000, 160, 235, 25000), /* 1500mV ~ 3400mV */ + REGULATOR_LINEAR_RANGE(3400000, 236, 255, 0), }; static const struct linear_range rk806_ldo_voltage_ranges[] = { - REGULATOR_LINEAR_RANGE(500000, 0, 232, 12500), /* 500mV ~ 3400mV */ - REGULATOR_LINEAR_RANGE(3400000, 233, 255, 0), /* 500mV ~ 3400mV */ + REGULATOR_LINEAR_RANGE(500000, 0, 231, 12500), /* 500mV ~ 3400mV */ + REGULATOR_LINEAR_RANGE(3400000, 232, 255, 0), }; static const struct regulator_desc rk806_reg[] = { diff --git a/drivers/rtc/lib_test.c b/drivers/rtc/lib_test.c index d5caf36c56cd..225c859d6da5 100644 --- a/drivers/rtc/lib_test.c +++ b/drivers/rtc/lib_test.c @@ -54,7 +54,7 @@ static void rtc_time64_to_tm_test_date_range(struct kunit *test) days = div_s64(secs, 86400); - #define FAIL_MSG "%d/%02d/%02d (%2d) : %ld", \ + #define FAIL_MSG "%d/%02d/%02d (%2d) : %lld", \ year, month, mday, yday, days KUNIT_ASSERT_EQ_MSG(test, year - 1900, result.tm_year, FAIL_MSG); diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 7327e81352e9..cead018c3f06 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -8,9 +8,6 @@ * Copyright IBM Corp. 1999, 2009 */ -#define KMSG_COMPONENT "dasd" -#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt - #include <linux/kmod.h> #include <linux/init.h> #include <linux/interrupt.h> @@ -30,9 +27,6 @@ #include <asm/itcw.h> #include <asm/diag.h> -/* This is ugly... */ -#define PRINTK_HEADER "dasd:" - #include "dasd_int.h" /* * SECTION: Constant definitions to be used within this file @@ -313,39 +307,57 @@ static int dasd_state_basic_to_known(struct dasd_device *device) */ static int dasd_state_basic_to_ready(struct dasd_device *device) { - int rc; - struct dasd_block *block; - struct gendisk *disk; + struct dasd_block *block = device->block; + struct queue_limits lim; + int rc = 0; - rc = 0; - block = device->block; /* make disk known with correct capacity */ - if (block) { - if (block->base->discipline->do_analysis != NULL) - rc = block->base->discipline->do_analysis(block); - if (rc) { - if (rc != -EAGAIN) { - device->state = DASD_STATE_UNFMT; - disk = device->block->gdp; - kobject_uevent(&disk_to_dev(disk)->kobj, - KOBJ_CHANGE); - goto out; - } - return rc; - } - if (device->discipline->setup_blk_queue) - device->discipline->setup_blk_queue(block); - set_capacity(block->gdp, - block->blocks << block->s2b_shift); + if (!block) { device->state = DASD_STATE_READY; - rc = dasd_scan_partitions(block); - if (rc) { - device->state = DASD_STATE_BASIC; + goto out; + } + + if (block->base->discipline->do_analysis != NULL) + rc = block->base->discipline->do_analysis(block); + if (rc) { + if (rc == -EAGAIN) return rc; - } - } else { - device->state = DASD_STATE_READY; + device->state = DASD_STATE_UNFMT; + kobject_uevent(&disk_to_dev(device->block->gdp)->kobj, + KOBJ_CHANGE); + goto out; + } + + lim = queue_limits_start_update(block->gdp->queue); + lim.max_dev_sectors = device->discipline->max_sectors(block); + lim.max_hw_sectors = lim.max_dev_sectors; + lim.logical_block_size = block->bp_block; + + if (device->discipline->has_discard) { + unsigned int max_bytes; + + lim.discard_granularity = block->bp_block; + + /* Calculate max_discard_sectors and make it PAGE aligned */ + max_bytes = USHRT_MAX * block->bp_block; + max_bytes = ALIGN_DOWN(max_bytes, PAGE_SIZE); + + lim.max_hw_discard_sectors = max_bytes / block->bp_block; + lim.max_write_zeroes_sectors = lim.max_hw_discard_sectors; } + rc = queue_limits_commit_update(block->gdp->queue, &lim); + if (rc) + return rc; + + set_capacity(block->gdp, block->blocks << block->s2b_shift); + device->state = DASD_STATE_READY; + + rc = dasd_scan_partitions(block); + if (rc) { + device->state = DASD_STATE_BASIC; + return rc; + } + out: if (device->discipline->basic_to_ready) rc = device->discipline->basic_to_ready(device); @@ -412,7 +424,7 @@ dasd_state_ready_to_online(struct dasd_device * device) KOBJ_CHANGE); return 0; } - disk_uevent(device->block->bdev_handle->bdev->bd_disk, + disk_uevent(file_bdev(device->block->bdev_file)->bd_disk, KOBJ_CHANGE); } return 0; @@ -433,7 +445,7 @@ static int dasd_state_online_to_ready(struct dasd_device *device) device->state = DASD_STATE_READY; if (device->block && !(device->features & DASD_FEATURE_USERAW)) - disk_uevent(device->block->bdev_handle->bdev->bd_disk, + disk_uevent(file_bdev(device->block->bdev_file)->bd_disk, KOBJ_CHANGE); return 0; } @@ -1301,7 +1313,6 @@ int dasd_term_IO(struct dasd_ccw_req *cqr) { struct dasd_device *device; int retries, rc; - char errorstring[ERRORLENGTH]; /* Check the cqr */ rc = dasd_check_cqr(cqr); @@ -1340,10 +1351,8 @@ int dasd_term_IO(struct dasd_ccw_req *cqr) rc = 0; break; default: - /* internal error 10 - unknown rc*/ - snprintf(errorstring, ERRORLENGTH, "10 %d", rc); - dev_err(&device->cdev->dev, "An error occurred in the " - "DASD device driver, reason=%s\n", errorstring); + dev_err(&device->cdev->dev, + "Unexpected error during request termination %d\n", rc); BUG(); break; } @@ -1362,7 +1371,6 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) { struct dasd_device *device; int rc; - char errorstring[ERRORLENGTH]; /* Check the cqr */ rc = dasd_check_cqr(cqr); @@ -1382,10 +1390,8 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) return -EPERM; } if (cqr->retries < 0) { - /* internal error 14 - start_IO run out of retries */ - sprintf(errorstring, "14 %p", cqr); - dev_err(&device->cdev->dev, "An error occurred in the DASD " - "device driver, reason=%s\n", errorstring); + dev_err(&device->cdev->dev, + "Start I/O ran out of retries\n"); cqr->status = DASD_CQR_ERROR; return -EIO; } @@ -1463,11 +1469,8 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) "not accessible"); break; default: - /* internal error 11 - unknown rc */ - snprintf(errorstring, ERRORLENGTH, "11 %d", rc); dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", errorstring); + "Unexpected error during request start %d", rc); BUG(); break; } @@ -1904,8 +1907,6 @@ static void __dasd_device_process_ccw_queue(struct dasd_device *device, static void __dasd_process_cqr(struct dasd_device *device, struct dasd_ccw_req *cqr) { - char errorstring[ERRORLENGTH]; - switch (cqr->status) { case DASD_CQR_SUCCESS: cqr->status = DASD_CQR_DONE; @@ -1917,11 +1918,8 @@ static void __dasd_process_cqr(struct dasd_device *device, cqr->status = DASD_CQR_TERMINATED; break; default: - /* internal error 12 - wrong cqr status*/ - snprintf(errorstring, ERRORLENGTH, "12 %p %x02", cqr, cqr->status); dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", errorstring); + "Unexpected CQR status %02x", cqr->status); BUG(); } if (cqr->callback) @@ -1986,16 +1984,14 @@ static void __dasd_device_check_expire(struct dasd_device *device) if (device->discipline->term_IO(cqr) != 0) { /* Hmpf, try again in 5 sec */ dev_err(&device->cdev->dev, - "cqr %p timed out (%lus) but cannot be " - "ended, retrying in 5 s\n", - cqr, (cqr->expires/HZ)); + "CQR timed out (%lus) but cannot be ended, retrying in 5s\n", + (cqr->expires / HZ)); cqr->expires += 5*HZ; dasd_device_set_timer(device, 5*HZ); } else { dev_err(&device->cdev->dev, - "cqr %p timed out (%lus), %i retries " - "remaining\n", cqr, (cqr->expires/HZ), - cqr->retries); + "CQR timed out (%lus), %i retries remaining\n", + (cqr->expires / HZ), cqr->retries); } __dasd_device_check_autoquiesce_timeout(device, cqr); } @@ -2116,8 +2112,7 @@ int dasd_flush_device_queue(struct dasd_device *device) if (rc) { /* unable to terminate requeust */ dev_err(&device->cdev->dev, - "Flushing the DASD request queue " - "failed for request %p\n", cqr); + "Flushing the DASD request queue failed\n"); /* stop flush processing */ goto finished; } @@ -2633,8 +2628,7 @@ static int __dasd_cancel_req(struct dasd_ccw_req *cqr) rc = device->discipline->term_IO(cqr); if (rc) { dev_err(&device->cdev->dev, - "Cancelling request %p failed with rc=%d\n", - cqr, rc); + "Cancelling request failed with rc=%d\n", rc); } else { cqr->stopclk = get_tod_clock(); } @@ -3402,8 +3396,7 @@ static void dasd_generic_auto_online(void *data, async_cookie_t cookie) ret = ccw_device_set_online(cdev); if (ret) - pr_warn("%s: Setting the DASD online failed with rc=%d\n", - dev_name(&cdev->dev), ret); + dev_warn(&cdev->dev, "Setting the DASD online failed with rc=%d\n", ret); } /* @@ -3490,8 +3483,11 @@ int dasd_generic_set_online(struct ccw_device *cdev, { struct dasd_discipline *discipline; struct dasd_device *device; + struct device *dev; int rc; + dev = &cdev->dev; + /* first online clears initial online feature flag */ dasd_set_feature(cdev, DASD_FEATURE_INITIAL_ONLINE, 0); device = dasd_create_device(cdev); @@ -3504,11 +3500,10 @@ int dasd_generic_set_online(struct ccw_device *cdev, /* Try to load the required module. */ rc = request_module(DASD_DIAG_MOD); if (rc) { - pr_warn("%s Setting the DASD online failed " - "because the required module %s " - "could not be loaded (rc=%d)\n", - dev_name(&cdev->dev), DASD_DIAG_MOD, - rc); + dev_warn(dev, "Setting the DASD online failed " + "because the required module %s " + "could not be loaded (rc=%d)\n", + DASD_DIAG_MOD, rc); dasd_delete_device(device); return -ENODEV; } @@ -3516,8 +3511,7 @@ int dasd_generic_set_online(struct ccw_device *cdev, /* Module init could have failed, so check again here after * request_module(). */ if (!dasd_diag_discipline_pointer) { - pr_warn("%s Setting the DASD online failed because of missing DIAG discipline\n", - dev_name(&cdev->dev)); + dev_warn(dev, "Setting the DASD online failed because of missing DIAG discipline\n"); dasd_delete_device(device); return -ENODEV; } @@ -3527,37 +3521,33 @@ int dasd_generic_set_online(struct ccw_device *cdev, dasd_delete_device(device); return -EINVAL; } + device->base_discipline = base_discipline; if (!try_module_get(discipline->owner)) { - module_put(base_discipline->owner); dasd_delete_device(device); return -EINVAL; } - device->base_discipline = base_discipline; device->discipline = discipline; /* check_device will allocate block device if necessary */ rc = discipline->check_device(device); if (rc) { - pr_warn("%s Setting the DASD online with discipline %s failed with rc=%i\n", - dev_name(&cdev->dev), discipline->name, rc); - module_put(discipline->owner); - module_put(base_discipline->owner); + dev_warn(dev, "Setting the DASD online with discipline %s failed with rc=%i\n", + discipline->name, rc); dasd_delete_device(device); return rc; } dasd_set_target_state(device, DASD_STATE_ONLINE); if (device->state <= DASD_STATE_KNOWN) { - pr_warn("%s Setting the DASD online failed because of a missing discipline\n", - dev_name(&cdev->dev)); + dev_warn(dev, "Setting the DASD online failed because of a missing discipline\n"); rc = -ENODEV; dasd_set_target_state(device, DASD_STATE_NEW); if (device->block) dasd_free_block(device->block); dasd_delete_device(device); - } else - pr_debug("dasd_generic device %s found\n", - dev_name(&cdev->dev)); + } else { + dev_dbg(dev, "dasd_generic device found\n"); + } wait_event(dasd_init_waitq, _wait_for_device(device)); @@ -3568,10 +3558,13 @@ EXPORT_SYMBOL_GPL(dasd_generic_set_online); int dasd_generic_set_offline(struct ccw_device *cdev) { + int max_count, open_count, rc; struct dasd_device *device; struct dasd_block *block; - int max_count, open_count, rc; unsigned long flags; + struct device *dev; + + dev = &cdev->dev; rc = 0; spin_lock_irqsave(get_ccwdev_lock(cdev), flags); @@ -3588,15 +3581,14 @@ int dasd_generic_set_offline(struct ccw_device *cdev) * in the other openers. */ if (device->block) { - max_count = device->block->bdev_handle ? 0 : -1; + max_count = device->block->bdev_file ? 0 : -1; open_count = atomic_read(&device->block->open_count); if (open_count > max_count) { if (open_count > 0) - pr_warn("%s: The DASD cannot be set offline with open count %i\n", - dev_name(&cdev->dev), open_count); + dev_warn(dev, "The DASD cannot be set offline with open count %i\n", + open_count); else - pr_warn("%s: The DASD cannot be set offline while it is in use\n", - dev_name(&cdev->dev)); + dev_warn(dev, "The DASD cannot be set offline while it is in use\n"); rc = -EBUSY; goto out_err; } @@ -3634,8 +3626,8 @@ int dasd_generic_set_offline(struct ccw_device *cdev) * so sync bdev first and then wait for our queues to become * empty */ - if (device->block && device->block->bdev_handle) - bdev_mark_dead(device->block->bdev_handle->bdev, false); + if (device->block && device->block->bdev_file) + bdev_mark_dead(file_bdev(device->block->bdev_file), false); dasd_schedule_device_bh(device); rc = wait_event_interruptible(shutdown_waitq, _wait_for_empty_queues(device)); @@ -3956,8 +3948,8 @@ static int dasd_handle_autoquiesce(struct dasd_device *device, if (dasd_eer_enabled(device)) dasd_eer_write(device, NULL, DASD_EER_AUTOQUIESCE); - pr_info("%s: The DASD has been put in the quiesce state\n", - dev_name(&device->cdev->dev)); + dev_info(&device->cdev->dev, + "The DASD has been put in the quiesce state\n"); dasd_device_set_stop_bits(device, DASD_STOPPED_QUIESCE); if (device->features & DASD_FEATURE_REQUEUEQUIESCE) @@ -3977,10 +3969,8 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device, NULL); if (IS_ERR(cqr)) { - /* internal error 13 - Allocating the RDC request failed*/ - dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", "13"); + DBF_EVENT_DEVID(DBF_WARNING, device->cdev, "%s", + "Could not allocate RDC request"); return cqr; } diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index 89957bb7244d..459b7f8ac883 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -7,13 +7,9 @@ * */ -#define KMSG_COMPONENT "dasd-eckd" - #include <linux/timer.h> #include <asm/idals.h> -#define PRINTK_HEADER "dasd_erp(3990): " - #include "dasd_int.h" #include "dasd_eckd.h" @@ -398,7 +394,6 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) struct dasd_device *device = erp->startdev; char msg_format = (sense[7] & 0xF0); char msg_no = (sense[7] & 0x0F); - char errorstring[ERRORLENGTH]; switch (msg_format) { case 0x00: /* Format 0 - Program or System Checks */ @@ -1004,12 +999,9 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) } break; - default: /* unknown message format - should not happen - internal error 03 - unknown message format */ - snprintf(errorstring, ERRORLENGTH, "03 %x02", msg_format); + default: dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", errorstring); + "Unknown message format %02x", msg_format); break; } /* end switch message format */ @@ -1056,11 +1048,9 @@ dasd_3990_erp_com_rej(struct dasd_ccw_req * erp, char *sense) set_bit(DASD_CQR_SUPPRESS_CR, &erp->refers->flags); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); } else { - /* fatal error - set status to FAILED - internal error 09 - Command Reject */ if (!test_bit(DASD_CQR_SUPPRESS_CR, &erp->flags)) dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, reason=09\n"); + "An I/O command request was rejected\n"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); } @@ -1128,13 +1118,7 @@ dasd_3990_erp_equip_check(struct dasd_ccw_req * erp, char *sense) erp->function = dasd_3990_erp_equip_check; if (sense[1] & SNS1_WRITE_INHIBITED) { - dev_info(&device->cdev->dev, - "Write inhibited path encountered\n"); - - /* vary path offline - internal error 04 - Path should be varied off-line.*/ - dev_err(&device->cdev->dev, "An error occurred in the DASD " - "device driver, reason=%s\n", "04"); + dev_err(&device->cdev->dev, "Write inhibited path encountered\n"); erp = dasd_3990_erp_action_1(erp); @@ -1285,11 +1269,7 @@ dasd_3990_erp_inv_format(struct dasd_ccw_req * erp, char *sense) erp = dasd_3990_erp_action_4(erp, sense); } else { - /* internal error 06 - The track format is not valid*/ - dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", "06"); - + dev_err(&device->cdev->dev, "Track format is not valid\n"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); } @@ -1663,9 +1643,8 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) sizeof(struct LO_eckd_data), device); if (IS_ERR(erp)) { - /* internal error 01 - Unable to allocate ERP */ - dev_err(&device->cdev->dev, "An error occurred in the DASD " - "device driver, reason=%s\n", "01"); + DBF_DEV_EVENT(DBF_ERR, device, "%s", + "Unable to allocate ERP request (1B 32)"); return dasd_3990_erp_cleanup(default_erp, DASD_CQR_FAILED); } @@ -1807,10 +1786,8 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense) cpa = previous_erp->irb.scsw.cmd.cpa; if (cpa == 0) { - /* internal error 02 - - Unable to determine address of the CCW to be restarted */ - dev_err(&device->cdev->dev, "An error occurred in the DASD " - "device driver, reason=%s\n", "02"); + dev_err(&device->cdev->dev, + "Unable to determine address of to be restarted CCW\n"); previous_erp->status = DASD_CQR_FAILED; @@ -2009,15 +1986,9 @@ dasd_3990_erp_compound_config(struct dasd_ccw_req * erp, char *sense) { if ((sense[25] & DASD_SENSE_BIT_1) && (sense[26] & DASD_SENSE_BIT_2)) { - - /* set to suspended duplex state then restart - internal error 05 - Set device to suspended duplex state - should be done */ struct dasd_device *device = erp->startdev; dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", "05"); - + "Compound configuration error occurred\n"); } erp->function = dasd_3990_erp_compound_config; @@ -2153,10 +2124,9 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) erp = dasd_3990_erp_int_req(erp); break; - case 0x0F: /* length mismatch during update write command - internal error 08 - update write command error*/ - dev_err(&device->cdev->dev, "An error occurred in the " - "DASD device driver, reason=%s\n", "08"); + case 0x0F: + dev_err(&device->cdev->dev, + "Update write command error occurred\n"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); break; @@ -2165,12 +2135,9 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) erp = dasd_3990_erp_action_10_32(erp, sense); break; - case 0x15: /* next track outside defined extend - internal error 07 - The next track is not - within the defined storage extent */ + case 0x15: dev_err(&device->cdev->dev, - "An error occurred in the DASD device driver, " - "reason=%s\n", "07"); + "Track outside defined extent error occurred\n"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); break; @@ -2663,7 +2630,7 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp) * necessary */ dev_err(&device->cdev->dev, - "ERP %p has run out of retries and failed\n", erp); + "ERP %px has run out of retries and failed\n", erp); erp->status = DASD_CQR_FAILED; } @@ -2704,8 +2671,7 @@ dasd_3990_erp_handle_match_erp(struct dasd_ccw_req *erp_head, while (erp_done != erp) { if (erp_done == NULL) /* end of chain reached */ - panic(PRINTK_HEADER "Programming error in ERP! The " - "original request was lost\n"); + panic("Programming error in ERP! The original request was lost\n"); /* remove the request from the device queue */ list_del(&erp_done->blocklist); @@ -2786,11 +2752,9 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) "ERP chain at BEGINNING of ERP-ACTION\n"); for (temp_erp = cqr; temp_erp != NULL; temp_erp = temp_erp->refers) { - dev_err(&device->cdev->dev, - "ERP %p (%02x) refers to %p\n", - temp_erp, temp_erp->status, - temp_erp->refers); + "ERP %px (%02x) refers to %px\n", + temp_erp, temp_erp->status, temp_erp->refers); } } @@ -2837,11 +2801,9 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) "ERP chain at END of ERP-ACTION\n"); for (temp_erp = erp; temp_erp != NULL; temp_erp = temp_erp->refers) { - dev_err(&device->cdev->dev, - "ERP %p (%02x) refers to %p\n", - temp_erp, temp_erp->status, - temp_erp->refers); + "ERP %px (%02x) refers to %px\n", + temp_erp, temp_erp->status, temp_erp->refers); } } diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c index c9740ae88d1a..e84cd5436556 100644 --- a/drivers/s390/block/dasd_alias.c +++ b/drivers/s390/block/dasd_alias.c @@ -6,20 +6,12 @@ * Author(s): Stefan Weinhuber <wein@de.ibm.com> */ -#define KMSG_COMPONENT "dasd-eckd" - #include <linux/list.h> #include <linux/slab.h> #include <asm/ebcdic.h> #include "dasd_int.h" #include "dasd_eckd.h" -#ifdef PRINTK_HEADER -#undef PRINTK_HEADER -#endif /* PRINTK_HEADER */ -#define PRINTK_HEADER "dasd(eckd):" - - /* * General concept of alias management: * - PAV and DASD alias management is specific to the eckd discipline. diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c index c4e36650c426..0316c20823ee 100644 --- a/drivers/s390/block/dasd_devmap.c +++ b/drivers/s390/block/dasd_devmap.c @@ -13,8 +13,6 @@ * */ -#define KMSG_COMPONENT "dasd" - #include <linux/ctype.h> #include <linux/init.h> #include <linux/module.h> @@ -24,8 +22,6 @@ #include <linux/uaccess.h> #include <asm/ipl.h> -/* This is ugly... */ -#define PRINTK_HEADER "dasd_devmap:" #define DASD_MAX_PARAMS 256 #include "dasd_int.h" @@ -1114,7 +1110,7 @@ dasd_use_diag_show(struct device *dev, struct device_attribute *attr, char *buf) use_diag = (devmap->features & DASD_FEATURE_USEDIAG) != 0; else use_diag = (DASD_FEATURE_DEFAULT & DASD_FEATURE_USEDIAG) != 0; - return sprintf(buf, use_diag ? "1\n" : "0\n"); + return sysfs_emit(buf, use_diag ? "1\n" : "0\n"); } static ssize_t @@ -1163,7 +1159,7 @@ dasd_use_raw_show(struct device *dev, struct device_attribute *attr, char *buf) use_raw = (devmap->features & DASD_FEATURE_USERAW) != 0; else use_raw = (DASD_FEATURE_DEFAULT & DASD_FEATURE_USERAW) != 0; - return sprintf(buf, use_raw ? "1\n" : "0\n"); + return sysfs_emit(buf, use_raw ? "1\n" : "0\n"); } static ssize_t @@ -1259,7 +1255,7 @@ dasd_access_show(struct device *dev, struct device_attribute *attr, if (count < 0) return count; - return sprintf(buf, "%d\n", count); + return sysfs_emit(buf, "%d\n", count); } static DEVICE_ATTR(host_access_count, 0444, dasd_access_show, NULL); @@ -1338,19 +1334,19 @@ static ssize_t dasd_alias_show(struct device *dev, device = dasd_device_from_cdev(to_ccwdev(dev)); if (IS_ERR(device)) - return sprintf(buf, "0\n"); + return sysfs_emit(buf, "0\n"); if (device->discipline && device->discipline->get_uid && !device->discipline->get_uid(device, &uid)) { if (uid.type == UA_BASE_PAV_ALIAS || uid.type == UA_HYPER_PAV_ALIAS) { dasd_put_device(device); - return sprintf(buf, "1\n"); + return sysfs_emit(buf, "1\n"); } } dasd_put_device(device); - return sprintf(buf, "0\n"); + return sysfs_emit(buf, "0\n"); } static DEVICE_ATTR(alias, 0444, dasd_alias_show, NULL); @@ -1412,15 +1408,9 @@ dasd_uid_show(struct device *dev, struct device_attribute *attr, char *buf) break; } - if (strlen(uid.vduit) > 0) - snprintf(uid_string, sizeof(uid_string), - "%s.%s.%04x.%s.%s", - uid.vendor, uid.serial, uid.ssid, ua_string, - uid.vduit); - else - snprintf(uid_string, sizeof(uid_string), - "%s.%s.%04x.%s", - uid.vendor, uid.serial, uid.ssid, ua_string); + snprintf(uid_string, sizeof(uid_string), "%s.%s.%04x.%s%s%s", + uid.vendor, uid.serial, uid.ssid, ua_string, + uid.vduit[0] ? "." : "", uid.vduit); } dasd_put_device(device); @@ -1862,7 +1852,7 @@ static ssize_t dasd_pm_show(struct device *dev, device = dasd_device_from_cdev(to_ccwdev(dev)); if (IS_ERR(device)) - return sprintf(buf, "0\n"); + return sysfs_emit(buf, "0\n"); opm = dasd_path_get_opm(device); nppm = dasd_path_get_nppm(device); @@ -1872,8 +1862,8 @@ static ssize_t dasd_pm_show(struct device *dev, ifccpm = dasd_path_get_ifccpm(device); dasd_put_device(device); - return sprintf(buf, "%02x %02x %02x %02x %02x %02x\n", opm, nppm, - cablepm, cuirpm, hpfpm, ifccpm); + return sysfs_emit(buf, "%02x %02x %02x %02x %02x %02x\n", opm, nppm, + cablepm, cuirpm, hpfpm, ifccpm); } static DEVICE_ATTR(path_masks, 0444, dasd_pm_show, NULL); diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index 2e4e555b37c3..ea4b1d01bb76 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -8,8 +8,6 @@ * */ -#define KMSG_COMPONENT "dasd" - #include <linux/kernel_stat.h> #include <linux/stddef.h> #include <linux/kernel.h> @@ -31,8 +29,6 @@ #include "dasd_int.h" #include "dasd_diag.h" -#define PRINTK_HEADER "dasd(diag):" - MODULE_LICENSE("GPL"); /* The maximum number of blocks per request (max_blocks) is dependent on the @@ -621,25 +617,9 @@ dasd_diag_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, "dump sense not available for DIAG data"); } -/* - * Initialize block layer request queue. - */ -static void dasd_diag_setup_blk_queue(struct dasd_block *block) +static unsigned int dasd_diag_max_sectors(struct dasd_block *block) { - unsigned int logical_block_size = block->bp_block; - struct request_queue *q = block->gdp->queue; - int max; - - max = DIAG_MAX_BLOCKS << block->s2b_shift; - blk_queue_flag_set(QUEUE_FLAG_NONROT, q); - q->limits.max_dev_sectors = max; - blk_queue_logical_block_size(q, logical_block_size); - blk_queue_max_hw_sectors(q, max); - blk_queue_max_segments(q, USHRT_MAX); - /* With page sized segments each segment can be translated into one idaw/tidaw */ - blk_queue_max_segment_size(q, PAGE_SIZE); - blk_queue_segment_boundary(q, PAGE_SIZE - 1); - blk_queue_dma_alignment(q, PAGE_SIZE - 1); + return DIAG_MAX_BLOCKS << block->s2b_shift; } static int dasd_diag_pe_handler(struct dasd_device *device, @@ -652,10 +632,10 @@ static struct dasd_discipline dasd_diag_discipline = { .owner = THIS_MODULE, .name = "DIAG", .ebcname = "DIAG", + .max_sectors = dasd_diag_max_sectors, .check_device = dasd_diag_check_device, .pe_handler = dasd_diag_pe_handler, .fill_geometry = dasd_diag_fill_geometry, - .setup_blk_queue = dasd_diag_setup_blk_queue, .start_IO = dasd_start_diag, .term_IO = dasd_diag_term_IO, .handle_terminated_request = dasd_diag_handle_terminated_request, diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index bd89b032968a..373c1a86c33e 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -10,8 +10,6 @@ * Author.........: Nigel Hislop <hislop_nigel@emc.com> */ -#define KMSG_COMPONENT "dasd-eckd" - #include <linux/stddef.h> #include <linux/kernel.h> #include <linux/slab.h> @@ -37,11 +35,6 @@ #include "dasd_int.h" #include "dasd_eckd.h" -#ifdef PRINTK_HEADER -#undef PRINTK_HEADER -#endif /* PRINTK_HEADER */ -#define PRINTK_HEADER "dasd(eckd):" - /* * raw track access always map to 64k in memory * so it maps to 16 blocks of 4k per track @@ -1072,22 +1065,14 @@ static void dasd_eckd_read_fc_security(struct dasd_device *device) } } -static void dasd_eckd_get_uid_string(struct dasd_conf *conf, - char *print_uid) +static void dasd_eckd_get_uid_string(struct dasd_conf *conf, char *print_uid) { struct dasd_uid uid; create_uid(conf, &uid); - if (strlen(uid.vduit) > 0) - snprintf(print_uid, DASD_UID_STRLEN, - "%s.%s.%04x.%02x.%s", - uid.vendor, uid.serial, uid.ssid, - uid.real_unit_addr, uid.vduit); - else - snprintf(print_uid, DASD_UID_STRLEN, - "%s.%s.%04x.%02x", - uid.vendor, uid.serial, uid.ssid, - uid.real_unit_addr); + snprintf(print_uid, DASD_UID_STRLEN, "%s.%s.%04x.%02x%s%s", + uid.vendor, uid.serial, uid.ssid, uid.real_unit_addr, + uid.vduit[0] ? "." : "", uid.vduit); } static int dasd_eckd_check_cabling(struct dasd_device *device, @@ -5529,15 +5514,15 @@ dasd_eckd_ioctl(struct dasd_block *block, unsigned int cmd, void __user *argp) * and return number of printed chars. */ static void -dasd_eckd_dump_ccw_range(struct ccw1 *from, struct ccw1 *to, char *page) +dasd_eckd_dump_ccw_range(struct dasd_device *device, struct ccw1 *from, + struct ccw1 *to, char *page) { int len, count; char *datap; len = 0; while (from <= to) { - len += sprintf(page + len, PRINTK_HEADER - " CCW %p: %08X %08X DAT:", + len += sprintf(page + len, "CCW %px: %08X %08X DAT:", from, ((int *) from)[0], ((int *) from)[1]); /* get pointer to data (consider IDALs) */ @@ -5560,7 +5545,7 @@ dasd_eckd_dump_ccw_range(struct ccw1 *from, struct ccw1 *to, char *page) from++; } if (len > 0) - printk(KERN_ERR "%s", page); + dev_err(&device->cdev->dev, "%s", page); } static void @@ -5591,9 +5576,12 @@ dasd_eckd_dump_sense_dbf(struct dasd_device *device, struct irb *irb, static void dasd_eckd_dump_sense_ccw(struct dasd_device *device, struct dasd_ccw_req *req, struct irb *irb) { - char *page; struct ccw1 *first, *last, *fail, *from, *to; + struct device *dev; int len, sl, sct; + char *page; + + dev = &device->cdev->dev; page = (char *) get_zeroed_page(GFP_ATOMIC); if (page == NULL) { @@ -5602,24 +5590,18 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device, return; } /* dump the sense data */ - len = sprintf(page, PRINTK_HEADER - " I/O status report for device %s:\n", - dev_name(&device->cdev->dev)); - len += sprintf(page + len, PRINTK_HEADER - " in req: %p CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X " - "CS:%02X RC:%d\n", + len = sprintf(page, "I/O status report:\n"); + len += sprintf(page + len, + "in req: %px CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X CS:%02X RC:%d\n", req, scsw_cc(&irb->scsw), scsw_fctl(&irb->scsw), scsw_actl(&irb->scsw), scsw_stctl(&irb->scsw), scsw_dstat(&irb->scsw), scsw_cstat(&irb->scsw), req ? req->intrc : 0); - len += sprintf(page + len, PRINTK_HEADER - " device %s: Failing CCW: %p\n", - dev_name(&device->cdev->dev), + len += sprintf(page + len, "Failing CCW: %px\n", phys_to_virt(irb->scsw.cmd.cpa)); if (irb->esw.esw0.erw.cons) { for (sl = 0; sl < 4; sl++) { - len += sprintf(page + len, PRINTK_HEADER - " Sense(hex) %2d-%2d:", + len += sprintf(page + len, "Sense(hex) %2d-%2d:", (8 * sl), ((8 * sl) + 7)); for (sct = 0; sct < 8; sct++) { @@ -5631,23 +5613,20 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device, if (irb->ecw[27] & DASD_SENSE_BIT_0) { /* 24 Byte Sense Data */ - sprintf(page + len, PRINTK_HEADER - " 24 Byte: %x MSG %x, " - "%s MSGb to SYSOP\n", + sprintf(page + len, + "24 Byte: %x MSG %x, %s MSGb to SYSOP\n", irb->ecw[7] >> 4, irb->ecw[7] & 0x0f, irb->ecw[1] & 0x10 ? "" : "no"); } else { /* 32 Byte Sense Data */ - sprintf(page + len, PRINTK_HEADER - " 32 Byte: Format: %x " - "Exception class %x\n", + sprintf(page + len, + "32 Byte: Format: %x Exception class %x\n", irb->ecw[6] & 0x0f, irb->ecw[22] >> 4); } } else { - sprintf(page + len, PRINTK_HEADER - " SORRY - NO VALID SENSE AVAILABLE\n"); + sprintf(page + len, "SORRY - NO VALID SENSE AVAILABLE\n"); } - printk(KERN_ERR "%s", page); + dev_err(dev, "%s", page); if (req) { /* req == NULL for unsolicited interrupts */ @@ -5656,8 +5635,8 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device, first = req->cpaddr; for (last = first; last->flags & (CCW_FLAG_CC | CCW_FLAG_DC); last++); to = min(first + 6, last); - printk(KERN_ERR PRINTK_HEADER " Related CP in req: %p\n", req); - dasd_eckd_dump_ccw_range(first, to, page); + dev_err(dev, "Related CP in req: %px\n", req); + dasd_eckd_dump_ccw_range(device, first, to, page); /* print failing CCW area (maximum 4) */ /* scsw->cda is either valid or zero */ @@ -5665,19 +5644,19 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device, fail = phys_to_virt(irb->scsw.cmd.cpa); /* failing CCW */ if (from < fail - 2) { from = fail - 2; /* there is a gap - print header */ - printk(KERN_ERR PRINTK_HEADER "......\n"); + dev_err(dev, "......\n"); } to = min(fail + 1, last); - dasd_eckd_dump_ccw_range(from, to, page + len); + dasd_eckd_dump_ccw_range(device, from, to, page + len); /* print last CCWs (maximum 2) */ len = 0; from = max(from, ++to); if (from < last - 1) { from = last - 1; /* there is a gap - print header */ - printk(KERN_ERR PRINTK_HEADER "......\n"); + dev_err(dev, "......\n"); } - dasd_eckd_dump_ccw_range(from, last, page + len); + dasd_eckd_dump_ccw_range(device, from, last, page + len); } free_page((unsigned long) page); } @@ -5701,11 +5680,9 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device, return; } /* dump the sense data */ - len = sprintf(page, PRINTK_HEADER - " I/O status report for device %s:\n", - dev_name(&device->cdev->dev)); - len += sprintf(page + len, PRINTK_HEADER - " in req: %p CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X " + len = sprintf(page, "I/O status report:\n"); + len += sprintf(page + len, + "in req: %px CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X " "CS:%02X fcxs:%02X schxs:%02X RC:%d\n", req, scsw_cc(&irb->scsw), scsw_fctl(&irb->scsw), scsw_actl(&irb->scsw), scsw_stctl(&irb->scsw), @@ -5713,9 +5690,7 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device, irb->scsw.tm.fcxs, (irb->scsw.tm.ifob << 7) | irb->scsw.tm.sesq, req ? req->intrc : 0); - len += sprintf(page + len, PRINTK_HEADER - " device %s: Failing TCW: %p\n", - dev_name(&device->cdev->dev), + len += sprintf(page + len, "Failing TCW: %px\n", phys_to_virt(irb->scsw.tm.tcw)); tsb = NULL; @@ -5724,47 +5699,37 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device, tsb = tcw_get_tsb(phys_to_virt(irb->scsw.tm.tcw)); if (tsb) { - len += sprintf(page + len, PRINTK_HEADER - " tsb->length %d\n", tsb->length); - len += sprintf(page + len, PRINTK_HEADER - " tsb->flags %x\n", tsb->flags); - len += sprintf(page + len, PRINTK_HEADER - " tsb->dcw_offset %d\n", tsb->dcw_offset); - len += sprintf(page + len, PRINTK_HEADER - " tsb->count %d\n", tsb->count); + len += sprintf(page + len, "tsb->length %d\n", tsb->length); + len += sprintf(page + len, "tsb->flags %x\n", tsb->flags); + len += sprintf(page + len, "tsb->dcw_offset %d\n", tsb->dcw_offset); + len += sprintf(page + len, "tsb->count %d\n", tsb->count); residual = tsb->count - 28; - len += sprintf(page + len, PRINTK_HEADER - " residual %d\n", residual); + len += sprintf(page + len, "residual %d\n", residual); switch (tsb->flags & 0x07) { case 1: /* tsa_iostat */ - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.iostat.dev_time %d\n", + len += sprintf(page + len, "tsb->tsa.iostat.dev_time %d\n", tsb->tsa.iostat.dev_time); - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.iostat.def_time %d\n", + len += sprintf(page + len, "tsb->tsa.iostat.def_time %d\n", tsb->tsa.iostat.def_time); - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.iostat.queue_time %d\n", + len += sprintf(page + len, "tsb->tsa.iostat.queue_time %d\n", tsb->tsa.iostat.queue_time); - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.iostat.dev_busy_time %d\n", + len += sprintf(page + len, "tsb->tsa.iostat.dev_busy_time %d\n", tsb->tsa.iostat.dev_busy_time); - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.iostat.dev_act_time %d\n", + len += sprintf(page + len, "tsb->tsa.iostat.dev_act_time %d\n", tsb->tsa.iostat.dev_act_time); sense = tsb->tsa.iostat.sense; break; case 2: /* ts_ddpc */ - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.ddpc.rc %d\n", tsb->tsa.ddpc.rc); + len += sprintf(page + len, "tsb->tsa.ddpc.rc %d\n", + tsb->tsa.ddpc.rc); for (sl = 0; sl < 2; sl++) { - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.ddpc.rcq %2d-%2d: ", + len += sprintf(page + len, + "tsb->tsa.ddpc.rcq %2d-%2d: ", (8 * sl), ((8 * sl) + 7)); rcq = tsb->tsa.ddpc.rcq; for (sct = 0; sct < 8; sct++) { - len += sprintf(page + len, " %02x", + len += sprintf(page + len, "%02x", rcq[8 * sl + sct]); } len += sprintf(page + len, "\n"); @@ -5772,15 +5737,15 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device, sense = tsb->tsa.ddpc.sense; break; case 3: /* tsa_intrg */ - len += sprintf(page + len, PRINTK_HEADER - " tsb->tsa.intrg.: not supported yet\n"); + len += sprintf(page + len, + "tsb->tsa.intrg.: not supported yet\n"); break; } if (sense) { for (sl = 0; sl < 4; sl++) { - len += sprintf(page + len, PRINTK_HEADER - " Sense(hex) %2d-%2d:", + len += sprintf(page + len, + "Sense(hex) %2d-%2d:", (8 * sl), ((8 * sl) + 7)); for (sct = 0; sct < 8; sct++) { len += sprintf(page + len, " %02x", @@ -5791,27 +5756,23 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device, if (sense[27] & DASD_SENSE_BIT_0) { /* 24 Byte Sense Data */ - sprintf(page + len, PRINTK_HEADER - " 24 Byte: %x MSG %x, " - "%s MSGb to SYSOP\n", + sprintf(page + len, + "24 Byte: %x MSG %x, %s MSGb to SYSOP\n", sense[7] >> 4, sense[7] & 0x0f, sense[1] & 0x10 ? "" : "no"); } else { /* 32 Byte Sense Data */ - sprintf(page + len, PRINTK_HEADER - " 32 Byte: Format: %x " - "Exception class %x\n", + sprintf(page + len, + "32 Byte: Format: %x Exception class %x\n", sense[6] & 0x0f, sense[22] >> 4); } } else { - sprintf(page + len, PRINTK_HEADER - " SORRY - NO VALID SENSE AVAILABLE\n"); + sprintf(page + len, "SORRY - NO VALID SENSE AVAILABLE\n"); } } else { - sprintf(page + len, PRINTK_HEADER - " SORRY - NO TSB DATA AVAILABLE\n"); + sprintf(page + len, "SORRY - NO TSB DATA AVAILABLE\n"); } - printk(KERN_ERR "%s", page); + dev_err(&device->cdev->dev, "%s", page); free_page((unsigned long) page); } @@ -6865,17 +6826,9 @@ static void dasd_eckd_handle_hpf_error(struct dasd_device *device, dasd_schedule_requeue(device); } -/* - * Initialize block layer request queue. - */ -static void dasd_eckd_setup_blk_queue(struct dasd_block *block) +static unsigned int dasd_eckd_max_sectors(struct dasd_block *block) { - unsigned int logical_block_size = block->bp_block; - struct request_queue *q = block->gdp->queue; - struct dasd_device *device = block->base; - int max; - - if (device->features & DASD_FEATURE_USERAW) { + if (block->base->features & DASD_FEATURE_USERAW) { /* * the max_blocks value for raw_track access is 256 * it is higher than the native ECKD value because we @@ -6883,19 +6836,10 @@ static void dasd_eckd_setup_blk_queue(struct dasd_block *block) * so the max_hw_sectors are * 2048 x 512B = 1024kB = 16 tracks */ - max = DASD_ECKD_MAX_BLOCKS_RAW << block->s2b_shift; - } else { - max = DASD_ECKD_MAX_BLOCKS << block->s2b_shift; + return DASD_ECKD_MAX_BLOCKS_RAW << block->s2b_shift; } - blk_queue_flag_set(QUEUE_FLAG_NONROT, q); - q->limits.max_dev_sectors = max; - blk_queue_logical_block_size(q, logical_block_size); - blk_queue_max_hw_sectors(q, max); - blk_queue_max_segments(q, USHRT_MAX); - /* With page sized segments each segment can be translated into one idaw/tidaw */ - blk_queue_max_segment_size(q, PAGE_SIZE); - blk_queue_segment_boundary(q, PAGE_SIZE - 1); - blk_queue_dma_alignment(q, PAGE_SIZE - 1); + + return DASD_ECKD_MAX_BLOCKS << block->s2b_shift; } static struct ccw_driver dasd_eckd_driver = { @@ -6927,7 +6871,7 @@ static struct dasd_discipline dasd_eckd_discipline = { .basic_to_ready = dasd_eckd_basic_to_ready, .online_to_ready = dasd_eckd_online_to_ready, .basic_to_known = dasd_eckd_basic_to_known, - .setup_blk_queue = dasd_eckd_setup_blk_queue, + .max_sectors = dasd_eckd_max_sectors, .fill_geometry = dasd_eckd_fill_geometry, .start_IO = dasd_start_IO, .term_IO = dasd_term_IO, diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c index c956de711cf7..5064a616e041 100644 --- a/drivers/s390/block/dasd_eer.c +++ b/drivers/s390/block/dasd_eer.c @@ -7,8 +7,6 @@ * Author(s): Stefan Weinhuber <wein@de.ibm.com> */ -#define KMSG_COMPONENT "dasd-eckd" - #include <linux/init.h> #include <linux/fs.h> #include <linux/kernel.h> @@ -28,11 +26,6 @@ #include "dasd_int.h" #include "dasd_eckd.h" -#ifdef PRINTK_HEADER -#undef PRINTK_HEADER -#endif /* PRINTK_HEADER */ -#define PRINTK_HEADER "dasd(eer):" - /* * SECTION: the internal buffer */ diff --git a/drivers/s390/block/dasd_erp.c b/drivers/s390/block/dasd_erp.c index c07e6e713518..4c0d3a704513 100644 --- a/drivers/s390/block/dasd_erp.c +++ b/drivers/s390/block/dasd_erp.c @@ -9,8 +9,6 @@ * */ -#define KMSG_COMPONENT "dasd" - #include <linux/ctype.h> #include <linux/init.h> @@ -18,9 +16,6 @@ #include <asm/ebcdic.h> #include <linux/uaccess.h> -/* This is ugly... */ -#define PRINTK_HEADER "dasd_erp:" - #include "dasd_int.h" struct dasd_ccw_req * @@ -170,12 +165,12 @@ dasd_log_sense(struct dasd_ccw_req *cqr, struct irb *irb) device = cqr->startdev; if (cqr->intrc == -ETIMEDOUT) { dev_err(&device->cdev->dev, - "A timeout error occurred for cqr %p\n", cqr); + "A timeout error occurred for cqr %px\n", cqr); return; } if (cqr->intrc == -ENOLINK) { dev_err(&device->cdev->dev, - "A transport error occurred for cqr %p\n", cqr); + "A transport error occurred for cqr %px\n", cqr); return; } /* dump sense data */ diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c index c06fa2b27120..bcbb2f8e91fe 100644 --- a/drivers/s390/block/dasd_fba.c +++ b/drivers/s390/block/dasd_fba.c @@ -25,11 +25,6 @@ #include "dasd_int.h" #include "dasd_fba.h" -#ifdef PRINTK_HEADER -#undef PRINTK_HEADER -#endif /* PRINTK_HEADER */ -#define PRINTK_HEADER "dasd(fba):" - #define FBA_DEFAULT_RETRIES 32 #define DASD_FBA_CCW_WRITE 0x41 @@ -660,30 +655,27 @@ static void dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, struct irb *irb) { - char *page; struct ccw1 *act, *end, *last; int len, sl, sct, count; + struct device *dev; + char *page; + + dev = &device->cdev->dev; page = (char *) get_zeroed_page(GFP_ATOMIC); if (page == NULL) { DBF_DEV_EVENT(DBF_WARNING, device, "%s", - "No memory to dump sense data"); + "No memory to dump sense data"); return; } - len = sprintf(page, PRINTK_HEADER - " I/O status report for device %s:\n", - dev_name(&device->cdev->dev)); - len += sprintf(page + len, PRINTK_HEADER - " in req: %p CS: 0x%02X DS: 0x%02X\n", req, - irb->scsw.cmd.cstat, irb->scsw.cmd.dstat); - len += sprintf(page + len, PRINTK_HEADER - " device %s: Failing CCW: %p\n", - dev_name(&device->cdev->dev), + len = sprintf(page, "I/O status report:\n"); + len += sprintf(page + len, "in req: %px CS: 0x%02X DS: 0x%02X\n", + req, irb->scsw.cmd.cstat, irb->scsw.cmd.dstat); + len += sprintf(page + len, "Failing CCW: %px\n", (void *) (addr_t) irb->scsw.cmd.cpa); if (irb->esw.esw0.erw.cons) { for (sl = 0; sl < 4; sl++) { - len += sprintf(page + len, PRINTK_HEADER - " Sense(hex) %2d-%2d:", + len += sprintf(page + len, "Sense(hex) %2d-%2d:", (8 * sl), ((8 * sl) + 7)); for (sct = 0; sct < 8; sct++) { @@ -693,20 +685,18 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, len += sprintf(page + len, "\n"); } } else { - len += sprintf(page + len, PRINTK_HEADER - " SORRY - NO VALID SENSE AVAILABLE\n"); + len += sprintf(page + len, "SORRY - NO VALID SENSE AVAILABLE\n"); } - printk(KERN_ERR "%s", page); + dev_err(dev, "%s", page); /* dump the Channel Program */ /* print first CCWs (maximum 8) */ act = req->cpaddr; - for (last = act; last->flags & (CCW_FLAG_CC | CCW_FLAG_DC); last++); + for (last = act; last->flags & (CCW_FLAG_CC | CCW_FLAG_DC); last++); end = min(act + 8, last); - len = sprintf(page, PRINTK_HEADER " Related CP in req: %p\n", req); + len = sprintf(page, "Related CP in req: %px\n", req); while (act <= end) { - len += sprintf(page + len, PRINTK_HEADER - " CCW %p: %08X %08X DAT:", + len += sprintf(page + len, "CCW %px: %08X %08X DAT:", act, ((int *) act)[0], ((int *) act)[1]); for (count = 0; count < 32 && count < act->count; count += sizeof(int)) @@ -716,19 +706,17 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, len += sprintf(page + len, "\n"); act++; } - printk(KERN_ERR "%s", page); - + dev_err(dev, "%s", page); /* print failing CCW area */ len = 0; if (act < ((struct ccw1 *)(addr_t) irb->scsw.cmd.cpa) - 2) { act = ((struct ccw1 *)(addr_t) irb->scsw.cmd.cpa) - 2; - len += sprintf(page + len, PRINTK_HEADER "......\n"); + len += sprintf(page + len, "......\n"); } end = min((struct ccw1 *)(addr_t) irb->scsw.cmd.cpa + 2, last); while (act <= end) { - len += sprintf(page + len, PRINTK_HEADER - " CCW %p: %08X %08X DAT:", + len += sprintf(page + len, "CCW %px: %08X %08X DAT:", act, ((int *) act)[0], ((int *) act)[1]); for (count = 0; count < 32 && count < act->count; count += sizeof(int)) @@ -742,11 +730,10 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, /* print last CCWs */ if (act < last - 2) { act = last - 2; - len += sprintf(page + len, PRINTK_HEADER "......\n"); + len += sprintf(page + len, "......\n"); } while (act <= last) { - len += sprintf(page + len, PRINTK_HEADER - " CCW %p: %08X %08X DAT:", + len += sprintf(page + len, "CCW %px: %08X %08X DAT:", act, ((int *) act)[0], ((int *) act)[1]); for (count = 0; count < 32 && count < act->count; count += sizeof(int)) @@ -757,39 +744,13 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, act++; } if (len > 0) - printk(KERN_ERR "%s", page); + dev_err(dev, "%s", page); free_page((unsigned long) page); } -/* - * Initialize block layer request queue. - */ -static void dasd_fba_setup_blk_queue(struct dasd_block *block) +static unsigned int dasd_fba_max_sectors(struct dasd_block *block) { - unsigned int logical_block_size = block->bp_block; - struct request_queue *q = block->gdp->queue; - unsigned int max_bytes, max_discard_sectors; - int max; - - max = DASD_FBA_MAX_BLOCKS << block->s2b_shift; - blk_queue_flag_set(QUEUE_FLAG_NONROT, q); - q->limits.max_dev_sectors = max; - blk_queue_logical_block_size(q, logical_block_size); - blk_queue_max_hw_sectors(q, max); - blk_queue_max_segments(q, USHRT_MAX); - /* With page sized segments each segment can be translated into one idaw/tidaw */ - blk_queue_max_segment_size(q, PAGE_SIZE); - blk_queue_segment_boundary(q, PAGE_SIZE - 1); - - q->limits.discard_granularity = logical_block_size; - - /* Calculate max_discard_sectors and make it PAGE aligned */ - max_bytes = USHRT_MAX * logical_block_size; - max_bytes = ALIGN_DOWN(max_bytes, PAGE_SIZE); - max_discard_sectors = max_bytes / logical_block_size; - - blk_queue_max_discard_sectors(q, max_discard_sectors); - blk_queue_max_write_zeroes_sectors(q, max_discard_sectors); + return DASD_FBA_MAX_BLOCKS << block->s2b_shift; } static int dasd_fba_pe_handler(struct dasd_device *device, @@ -802,10 +763,11 @@ static struct dasd_discipline dasd_fba_discipline = { .owner = THIS_MODULE, .name = "FBA ", .ebcname = "FBA ", + .has_discard = true, .check_device = dasd_fba_check_characteristics, .do_analysis = dasd_fba_do_analysis, .pe_handler = dasd_fba_pe_handler, - .setup_blk_queue = dasd_fba_setup_blk_queue, + .max_sectors = dasd_fba_max_sectors, .fill_geometry = dasd_fba_fill_geometry, .start_IO = dasd_start_IO, .term_IO = dasd_term_IO, diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c index 55e3abe94cde..4533dd055ca8 100644 --- a/drivers/s390/block/dasd_genhd.c +++ b/drivers/s390/block/dasd_genhd.c @@ -11,8 +11,6 @@ * */ -#define KMSG_COMPONENT "dasd" - #include <linux/interrupt.h> #include <linux/major.h> #include <linux/fs.h> @@ -20,9 +18,6 @@ #include <linux/uaccess.h> -/* This is ugly... */ -#define PRINTK_HEADER "dasd_gendisk:" - #include "dasd_int.h" static unsigned int queue_depth = 32; @@ -39,6 +34,16 @@ MODULE_PARM_DESC(nr_hw_queues, "Default number of hardware queues for new DASD d */ int dasd_gendisk_alloc(struct dasd_block *block) { + struct queue_limits lim = { + /* + * With page sized segments, each segment can be translated into + * one idaw/tidaw. + */ + .max_segment_size = PAGE_SIZE, + .seg_boundary_mask = PAGE_SIZE - 1, + .dma_alignment = PAGE_SIZE - 1, + .max_segments = USHRT_MAX, + }; struct gendisk *gdp; struct dasd_device *base; int len, rc; @@ -58,11 +63,12 @@ int dasd_gendisk_alloc(struct dasd_block *block) if (rc) return rc; - gdp = blk_mq_alloc_disk(&block->tag_set, block); + gdp = blk_mq_alloc_disk(&block->tag_set, &lim, block); if (IS_ERR(gdp)) { blk_mq_free_tag_set(&block->tag_set); return PTR_ERR(gdp); } + blk_queue_flag_set(QUEUE_FLAG_NONROT, gdp->queue); /* Initialize gendisk structure. */ gdp->major = DASD_MAJOR; @@ -127,15 +133,15 @@ void dasd_gendisk_free(struct dasd_block *block) */ int dasd_scan_partitions(struct dasd_block *block) { - struct bdev_handle *bdev_handle; + struct file *bdev_file; int rc; - bdev_handle = bdev_open_by_dev(disk_devt(block->gdp), BLK_OPEN_READ, + bdev_file = bdev_file_open_by_dev(disk_devt(block->gdp), BLK_OPEN_READ, NULL, NULL); - if (IS_ERR(bdev_handle)) { + if (IS_ERR(bdev_file)) { DBF_DEV_EVENT(DBF_ERR, block->base, "scan partitions error, blkdev_get returned %ld", - PTR_ERR(bdev_handle)); + PTR_ERR(bdev_file)); return -ENODEV; } @@ -147,15 +153,15 @@ int dasd_scan_partitions(struct dasd_block *block) "scan partitions error, rc %d", rc); /* - * Since the matching bdev_release() call to the - * bdev_open_by_path() in this function is not called before + * Since the matching fput() call to the + * bdev_file_open_by_path() in this function is not called before * dasd_destroy_partitions the offline open_count limit needs to be - * increased from 0 to 1. This is done by setting device->bdev_handle + * increased from 0 to 1. This is done by setting device->bdev_file * (see dasd_generic_set_offline). As long as the partition detection * is running no offline should be allowed. That is why the assignment - * to block->bdev_handle is done AFTER the BLKRRPART ioctl. + * to block->bdev_file is done AFTER the BLKRRPART ioctl. */ - block->bdev_handle = bdev_handle; + block->bdev_file = bdev_file; return 0; } @@ -165,21 +171,21 @@ int dasd_scan_partitions(struct dasd_block *block) */ void dasd_destroy_partitions(struct dasd_block *block) { - struct bdev_handle *bdev_handle; + struct file *bdev_file; /* - * Get the bdev_handle pointer from the device structure and clear - * device->bdev_handle to lower the offline open_count limit again. + * Get the bdev_file pointer from the device structure and clear + * device->bdev_file to lower the offline open_count limit again. */ - bdev_handle = block->bdev_handle; - block->bdev_handle = NULL; + bdev_file = block->bdev_file; + block->bdev_file = NULL; - mutex_lock(&bdev_handle->bdev->bd_disk->open_mutex); - bdev_disk_changed(bdev_handle->bdev->bd_disk, true); - mutex_unlock(&bdev_handle->bdev->bd_disk->open_mutex); + mutex_lock(&file_bdev(bdev_file)->bd_disk->open_mutex); + bdev_disk_changed(file_bdev(bdev_file)->bd_disk, true); + mutex_unlock(&file_bdev(bdev_file)->bd_disk->open_mutex); /* Matching blkdev_put to the blkdev_get in dasd_scan_partitions. */ - bdev_release(bdev_handle); + fput(bdev_file); } int dasd_gendisk_init(void) diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 1b1b8a41c4d4..e5f40536b425 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -113,9 +113,6 @@ do { \ __dev_id.ssid, __dev_id.devno, d_data); \ } while (0) -/* limit size for an errorstring */ -#define ERRORLENGTH 30 - /* definition of dbf debug levels */ #define DBF_EMERG 0 /* system is unusable */ #define DBF_ALERT 1 /* action must be taken immediately */ @@ -126,32 +123,6 @@ do { \ #define DBF_INFO 6 /* informational */ #define DBF_DEBUG 6 /* debug-level messages */ -/* messages to be written via klogd and dbf */ -#define DEV_MESSAGE(d_loglevel,d_device,d_string,d_args...)\ -do { \ - printk(d_loglevel PRINTK_HEADER " %s: " d_string "\n", \ - dev_name(&d_device->cdev->dev), d_args); \ - DBF_DEV_EVENT(DBF_ALERT, d_device, d_string, d_args); \ -} while(0) - -#define MESSAGE(d_loglevel,d_string,d_args...)\ -do { \ - printk(d_loglevel PRINTK_HEADER " " d_string "\n", d_args); \ - DBF_EVENT(DBF_ALERT, d_string, d_args); \ -} while(0) - -/* messages to be written via klogd only */ -#define DEV_MESSAGE_LOG(d_loglevel,d_device,d_string,d_args...)\ -do { \ - printk(d_loglevel PRINTK_HEADER " %s: " d_string "\n", \ - dev_name(&d_device->cdev->dev), d_args); \ -} while(0) - -#define MESSAGE_LOG(d_loglevel,d_string,d_args...)\ -do { \ - printk(d_loglevel PRINTK_HEADER " " d_string "\n", d_args); \ -} while(0) - /* Macro to calculate number of blocks per page */ #define BLOCKS_PER_PAGE(blksize) (PAGE_SIZE / blksize) @@ -322,6 +293,7 @@ struct dasd_discipline { struct module *owner; char ebcname[8]; /* a name used for tagging and printks */ char name[8]; /* a name used for tagging and printks */ + bool has_discard; struct list_head list; /* used for list of disciplines */ @@ -360,10 +332,7 @@ struct dasd_discipline { int (*online_to_ready) (struct dasd_device *); int (*basic_to_known)(struct dasd_device *); - /* - * Initialize block layer request queue. - */ - void (*setup_blk_queue)(struct dasd_block *); + unsigned int (*max_sectors)(struct dasd_block *); /* (struct dasd_device *); * Device operation functions. build_cp creates a ccw chain for * a block device request, start_io starts the request and @@ -650,7 +619,7 @@ struct dasd_block { struct gendisk *gdp; spinlock_t request_queue_lock; struct blk_mq_tag_set tag_set; - struct bdev_handle *bdev_handle; + struct file *bdev_file; atomic_t open_count; unsigned long blocks; /* size of volume in blocks */ diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c index 61b9675e2a67..7e0ed7032f76 100644 --- a/drivers/s390/block/dasd_ioctl.c +++ b/drivers/s390/block/dasd_ioctl.c @@ -10,8 +10,6 @@ * i/o controls for the dasd driver. */ -#define KMSG_COMPONENT "dasd" - #include <linux/interrupt.h> #include <linux/compat.h> #include <linux/major.h> @@ -24,12 +22,8 @@ #include <linux/uaccess.h> #include <linux/dasd_mod.h> -/* This is ugly... */ -#define PRINTK_HEADER "dasd_ioctl:" - #include "dasd_int.h" - static int dasd_ioctl_api_version(void __user *argp) { @@ -537,7 +531,7 @@ static int __dasd_ioctl_information(struct dasd_block *block, * This must be hidden from user-space. */ dasd_info->open_count = atomic_read(&block->open_count); - if (!block->bdev_handle) + if (!block->bdev_file) dasd_info->open_count++; /* diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 62a859ea67f8..0faaa437d9be 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -11,8 +11,6 @@ * */ -#define KMSG_COMPONENT "dasd" - #include <linux/ctype.h> #include <linux/slab.h> #include <linux/string.h> @@ -23,9 +21,6 @@ #include <asm/debug.h> #include <linux/uaccess.h> -/* This is ugly... */ -#define PRINTK_HEADER "dasd_proc:" - #include "dasd_int.h" static struct proc_dir_entry *dasd_proc_root_entry = NULL; diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index 4b7ecd4fd431..9c8f529b827c 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -546,6 +546,9 @@ static const struct attribute_group *dcssblk_dev_attr_groups[] = { static ssize_t dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { + struct queue_limits lim = { + .logical_block_size = 4096, + }; int rc, i, j, num_of_segments; struct dcssblk_dev_info *dev_info; struct segment_info *seg_info, *temp; @@ -629,9 +632,9 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char dev_info->dev.release = dcssblk_release_segment; dev_info->dev.groups = dcssblk_dev_attr_groups; INIT_LIST_HEAD(&dev_info->lh); - dev_info->gd = blk_alloc_disk(NUMA_NO_NODE); - if (dev_info->gd == NULL) { - rc = -ENOMEM; + dev_info->gd = blk_alloc_disk(&lim, NUMA_NO_NODE); + if (IS_ERR(dev_info->gd)) { + rc = PTR_ERR(dev_info->gd); goto seg_list_del; } dev_info->gd->major = dcssblk_major; @@ -639,7 +642,6 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char dev_info->gd->fops = &dcssblk_devops; dev_info->gd->private_data = dev_info; dev_info->gd->flags |= GENHD_FL_NO_PART; - blk_queue_logical_block_size(dev_info->gd->queue, 4096); blk_queue_flag_set(QUEUE_FLAG_DAX, dev_info->gd->queue); seg_byte_size = (dev_info->end - dev_info->start + 1); diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c index ade95e91b3c8..9f6fdd0daa74 100644 --- a/drivers/s390/block/scm_blk.c +++ b/drivers/s390/block/scm_blk.c @@ -435,10 +435,17 @@ static const struct blk_mq_ops scm_mq_ops = { int scm_blk_dev_setup(struct scm_blk_dev *bdev, struct scm_device *scmdev) { - unsigned int devindex, nr_max_blk; + struct queue_limits lim = { + .logical_block_size = 1 << 12, + }; + unsigned int devindex; struct request_queue *rq; int len, ret; + lim.max_segments = min(scmdev->nr_max_block, + (unsigned int) (PAGE_SIZE / sizeof(struct aidaw))); + lim.max_hw_sectors = lim.max_segments << 3; /* 8 * 512 = blk_size */ + devindex = atomic_inc_return(&nr_devices) - 1; /* scma..scmz + scmaa..scmzz */ if (devindex > 701) { @@ -462,18 +469,12 @@ int scm_blk_dev_setup(struct scm_blk_dev *bdev, struct scm_device *scmdev) if (ret) goto out; - bdev->gendisk = blk_mq_alloc_disk(&bdev->tag_set, scmdev); + bdev->gendisk = blk_mq_alloc_disk(&bdev->tag_set, &lim, scmdev); if (IS_ERR(bdev->gendisk)) { ret = PTR_ERR(bdev->gendisk); goto out_tag; } rq = bdev->rq = bdev->gendisk->queue; - nr_max_blk = min(scmdev->nr_max_block, - (unsigned int) (PAGE_SIZE / sizeof(struct aidaw))); - - blk_queue_logical_block_size(rq, 1 << 12); - blk_queue_max_hw_sectors(rq, nr_max_blk << 3); /* 8 * 512 = blk_size */ - blk_queue_max_segments(rq, nr_max_blk); blk_queue_flag_set(QUEUE_FLAG_NONROT, rq); blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, rq); diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index 82efdd20ad01..1d17a83569ce 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -195,7 +195,7 @@ static void free_chan_prog(struct ccw1 *cpa) struct ccw1 *ptr = cpa; while (ptr->cda) { - kfree((void *)(addr_t) ptr->cda); + kfree(phys_to_virt(ptr->cda)); ptr++; } kfree(cpa); @@ -237,7 +237,7 @@ static struct ccw1 *alloc_chan_prog(const char __user *ubuf, int rec_count, free_chan_prog(cpa); return ERR_PTR(-ENOMEM); } - cpa[i].cda = (u32)(addr_t) kbuf; + cpa[i].cda = (u32)virt_to_phys(kbuf); if (copy_from_user(kbuf, ubuf, reclen)) { free_chan_prog(cpa); return ERR_PTR(-EFAULT); diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c index bc3be0330f1d..0969fa01df58 100644 --- a/drivers/s390/char/zcore.c +++ b/drivers/s390/char/zcore.c @@ -29,7 +29,6 @@ #include <asm/irqflags.h> #include <asm/checksum.h> #include <asm/os_info.h> -#include <asm/switch_to.h> #include <asm/maccess.h> #include "sclp.h" diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index aa3292e57e38..6eb8bcd948dc 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -31,7 +31,7 @@ * to devices that use multiple subchannels. */ -static struct bus_type ccwgroup_bus_type; +static const struct bus_type ccwgroup_bus_type; static void __ccwgroup_remove_symlinks(struct ccwgroup_device *gdev) { @@ -465,7 +465,7 @@ static void ccwgroup_shutdown(struct device *dev) gdrv->shutdown(gdev); } -static struct bus_type ccwgroup_bus_type = { +static const struct bus_type ccwgroup_bus_type = { .name = "ccwgroup", .dev_groups = ccwgroup_dev_groups, .remove = ccwgroup_remove, diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 64ed55c3aed6..3d88899dff7c 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -1091,8 +1091,8 @@ int __init chsc_init(void) { int ret; - sei_page = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); - chsc_page = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + sei_page = (void *)get_zeroed_page(GFP_KERNEL); + chsc_page = (void *)get_zeroed_page(GFP_KERNEL); if (!sei_page || !chsc_page) { ret = -ENOMEM; goto out_err; diff --git a/drivers/s390/cio/chsc_sch.c b/drivers/s390/cio/chsc_sch.c index 902237d0baef..e6c800653f98 100644 --- a/drivers/s390/cio/chsc_sch.c +++ b/drivers/s390/cio/chsc_sch.c @@ -293,7 +293,7 @@ static int chsc_ioctl_start(void __user *user_area) if (!css_general_characteristics.dynio) /* It makes no sense to try. */ return -EOPNOTSUPP; - chsc_area = (void *)get_zeroed_page(GFP_DMA | GFP_KERNEL); + chsc_area = (void *)get_zeroed_page(GFP_KERNEL); if (!chsc_area) return -ENOMEM; request = kzalloc(sizeof(*request), GFP_KERNEL); @@ -341,7 +341,7 @@ static int chsc_ioctl_on_close_set(void __user *user_area) ret = -ENOMEM; goto out_unlock; } - on_close_chsc_area = (void *)get_zeroed_page(GFP_DMA | GFP_KERNEL); + on_close_chsc_area = (void *)get_zeroed_page(GFP_KERNEL); if (!on_close_chsc_area) { ret = -ENOMEM; goto out_free_request; @@ -393,7 +393,7 @@ static int chsc_ioctl_start_sync(void __user *user_area) struct chsc_sync_area *chsc_area; int ret, ccode; - chsc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + chsc_area = (void *)get_zeroed_page(GFP_KERNEL); if (!chsc_area) return -ENOMEM; if (copy_from_user(chsc_area, user_area, PAGE_SIZE)) { @@ -439,7 +439,7 @@ static int chsc_ioctl_info_channel_path(void __user *user_cd) u8 data[PAGE_SIZE - 20]; } __attribute__ ((packed)) *scpcd_area; - scpcd_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + scpcd_area = (void *)get_zeroed_page(GFP_KERNEL); if (!scpcd_area) return -ENOMEM; cd = kzalloc(sizeof(*cd), GFP_KERNEL); @@ -501,7 +501,7 @@ static int chsc_ioctl_info_cu(void __user *user_cd) u8 data[PAGE_SIZE - 20]; } __attribute__ ((packed)) *scucd_area; - scucd_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + scucd_area = (void *)get_zeroed_page(GFP_KERNEL); if (!scucd_area) return -ENOMEM; cd = kzalloc(sizeof(*cd), GFP_KERNEL); @@ -564,7 +564,7 @@ static int chsc_ioctl_info_sch_cu(void __user *user_cud) u8 data[PAGE_SIZE - 20]; } __attribute__ ((packed)) *sscud_area; - sscud_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + sscud_area = (void *)get_zeroed_page(GFP_KERNEL); if (!sscud_area) return -ENOMEM; cud = kzalloc(sizeof(*cud), GFP_KERNEL); @@ -626,7 +626,7 @@ static int chsc_ioctl_conf_info(void __user *user_ci) u8 data[PAGE_SIZE - 20]; } __attribute__ ((packed)) *sci_area; - sci_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + sci_area = (void *)get_zeroed_page(GFP_KERNEL); if (!sci_area) return -ENOMEM; ci = kzalloc(sizeof(*ci), GFP_KERNEL); @@ -697,7 +697,7 @@ static int chsc_ioctl_conf_comp_list(void __user *user_ccl) u32 res; } __attribute__ ((packed)) *cssids_parm; - sccl_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + sccl_area = (void *)get_zeroed_page(GFP_KERNEL); if (!sccl_area) return -ENOMEM; ccl = kzalloc(sizeof(*ccl), GFP_KERNEL); @@ -757,7 +757,7 @@ static int chsc_ioctl_chpd(void __user *user_chpd) int ret; chpd = kzalloc(sizeof(*chpd), GFP_KERNEL); - scpd_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + scpd_area = (void *)get_zeroed_page(GFP_KERNEL); if (!scpd_area || !chpd) { ret = -ENOMEM; goto out_free; @@ -797,7 +797,7 @@ static int chsc_ioctl_dcal(void __user *user_dcal) u8 data[PAGE_SIZE - 36]; } __attribute__ ((packed)) *sdcal_area; - sdcal_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); + sdcal_area = (void *)get_zeroed_page(GFP_KERNEL); if (!sdcal_area) return -ENOMEM; dcal = kzalloc(sizeof(*dcal), GFP_KERNEL); diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c index 5584aa46c94e..f80dc18e2a76 100644 --- a/drivers/s390/cio/cmf.c +++ b/drivers/s390/cio/cmf.c @@ -169,7 +169,8 @@ static inline void cmf_activate(void *area, unsigned int onoff) " lgr 2,%[mbo]\n" " schm\n" : - : [r1] "d" ((unsigned long)onoff), [mbo] "d" (area) + : [r1] "d" ((unsigned long)onoff), + [mbo] "d" (virt_to_phys(area)) : "1", "2"); } @@ -501,8 +502,7 @@ static int alloc_cmb(struct ccw_device *cdev) WARN_ON(!list_empty(&cmb_area.list)); spin_unlock(&cmb_area.lock); - mem = (void*)__get_free_pages(GFP_KERNEL | GFP_DMA, - get_order(size)); + mem = (void *)__get_free_pages(GFP_KERNEL, get_order(size)); spin_lock(&cmb_area.lock); if (cmb_area.mem) { diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 28a88ed2c3aa..094431a62ad5 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -39,7 +39,7 @@ int max_ssid; #define MAX_CSS_IDX 0 struct channel_subsystem *channel_subsystems[MAX_CSS_IDX + 1]; -static struct bus_type css_bus_type; +static const struct bus_type css_bus_type; int for_each_subchannel(int(*fn)(struct subchannel_id, void *), void *data) @@ -1409,7 +1409,7 @@ static int css_uevent(const struct device *dev, struct kobj_uevent_env *env) return ret; } -static struct bus_type css_bus_type = { +static const struct bus_type css_bus_type = { .name = "css", .match = css_bus_match, .probe = css_probe, diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index 0cfb179e1bcb..f95d12345d98 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -49,7 +49,7 @@ static const unsigned long recovery_delay[] = { 3, 30, 300 }; static atomic_t ccw_device_init_count = ATOMIC_INIT(0); static DECLARE_WAIT_QUEUE_HEAD(ccw_device_init_wq); -static struct bus_type ccw_bus_type; +static const struct bus_type ccw_bus_type; /******************* bus type handling ***********************/ @@ -1776,7 +1776,7 @@ static void ccw_device_shutdown(struct device *dev) __disable_cmf(cdev); } -static struct bus_type ccw_bus_type = { +static const struct bus_type ccw_bus_type = { .name = "ccw", .match = ccw_bus_match, .uevent = ccw_uevent, diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c index c533d1dadc6b..a5dba3829769 100644 --- a/drivers/s390/cio/device_ops.c +++ b/drivers/s390/cio/device_ops.c @@ -202,7 +202,8 @@ int ccw_device_start_timeout_key(struct ccw_device *cdev, struct ccw1 *cpa, return -EINVAL; if (cdev->private->state == DEV_STATE_NOT_OPER) return -ENODEV; - if (cdev->private->state == DEV_STATE_VERIFY) { + if (cdev->private->state == DEV_STATE_VERIFY || + cdev->private->flags.doverify) { /* Remember to fake irb when finished. */ if (!cdev->private->flags.fake_irb) { cdev->private->flags.fake_irb = FAKE_CMD_IRB; @@ -214,8 +215,7 @@ int ccw_device_start_timeout_key(struct ccw_device *cdev, struct ccw1 *cpa, } if (cdev->private->state != DEV_STATE_ONLINE || ((sch->schib.scsw.cmd.stctl & SCSW_STCTL_PRIM_STATUS) && - !(sch->schib.scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS)) || - cdev->private->flags.doverify) + !(sch->schib.scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS))) return -EBUSY; ret = cio_set_options (sch, flags); if (ret) diff --git a/drivers/s390/cio/scm.c b/drivers/s390/cio/scm.c index 6b21ba68c1fe..c7894d61306d 100644 --- a/drivers/s390/cio/scm.c +++ b/drivers/s390/cio/scm.c @@ -42,7 +42,7 @@ static int scmdev_uevent(const struct device *dev, struct kobj_uevent_env *env) return add_uevent_var(env, "MODALIAS=scm:scmdev"); } -static struct bus_type scm_bus_type = { +static const struct bus_type scm_bus_type = { .name = "scm", .probe = scmdev_probe, .remove = scmdev_remove, @@ -228,7 +228,7 @@ int scm_update_information(void) size_t num; int ret; - scm_info = (void *)__get_free_page(GFP_KERNEL | GFP_DMA); + scm_info = (void *)__get_free_page(GFP_KERNEL); if (!scm_info) return -ENOMEM; diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index f46dd6abacd7..cce0bafd4c92 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -38,6 +38,7 @@ #include <linux/debugfs.h> #include <linux/ctype.h> #include <linux/module.h> +#include <asm/uv.h> #include "ap_bus.h" #include "ap_debug.h" @@ -83,14 +84,11 @@ EXPORT_SYMBOL(ap_perms); DEFINE_MUTEX(ap_perms_mutex); EXPORT_SYMBOL(ap_perms_mutex); -/* # of bus scans since init */ -static atomic64_t ap_scan_bus_count; - /* # of bindings complete since init */ static atomic64_t ap_bindings_complete_count = ATOMIC64_INIT(0); -/* completion for initial APQN bindings complete */ -static DECLARE_COMPLETION(ap_init_apqn_bindings_complete); +/* completion for APQN bindings complete */ +static DECLARE_COMPLETION(ap_apqn_bindings_complete); static struct ap_config_info *ap_qci_info; static struct ap_config_info *ap_qci_info_old; @@ -101,12 +99,16 @@ static struct ap_config_info *ap_qci_info_old; debug_info_t *ap_dbf_info; /* - * Workqueue timer for bus rescan. + * AP bus rescan related things. */ -static struct timer_list ap_config_timer; -static int ap_config_time = AP_CONFIG_TIME; -static void ap_scan_bus(struct work_struct *); -static DECLARE_WORK(ap_scan_work, ap_scan_bus); +static bool ap_scan_bus(void); +static bool ap_scan_bus_result; /* result of last ap_scan_bus() */ +static DEFINE_MUTEX(ap_scan_bus_mutex); /* mutex ap_scan_bus() invocations */ +static atomic64_t ap_scan_bus_count; /* counter ap_scan_bus() invocations */ +static int ap_scan_bus_time = AP_CONFIG_TIME; +static struct timer_list ap_scan_bus_timer; +static void ap_scan_bus_wq_callback(struct work_struct *); +static DECLARE_WORK(ap_scan_bus_work, ap_scan_bus_wq_callback); /* * Tasklet & timer for AP request polling and interrupts @@ -135,7 +137,7 @@ static int ap_max_domain_id = 15; /* Maximum adapter id, if not given via qci */ static int ap_max_adapter_id = 63; -static struct bus_type ap_bus_type; +static const struct bus_type ap_bus_type; /* Adapter interrupt definitions */ static void ap_interrupt_handler(struct airq_struct *airq, @@ -753,7 +755,7 @@ static void ap_calc_bound_apqns(unsigned int *apqns, unsigned int *bound) } /* - * After initial ap bus scan do check if all existing APQNs are + * After ap bus scan do check if all existing APQNs are * bound to device drivers. */ static void ap_check_bindings_complete(void) @@ -763,9 +765,9 @@ static void ap_check_bindings_complete(void) if (atomic64_read(&ap_scan_bus_count) >= 1) { ap_calc_bound_apqns(&apqns, &bound); if (bound == apqns) { - if (!completion_done(&ap_init_apqn_bindings_complete)) { - complete_all(&ap_init_apqn_bindings_complete); - AP_DBF_INFO("%s complete\n", __func__); + if (!completion_done(&ap_apqn_bindings_complete)) { + complete_all(&ap_apqn_bindings_complete); + pr_debug("%s all apqn bindings complete\n", __func__); } ap_send_bindings_complete_uevent(); } @@ -782,27 +784,29 @@ static void ap_check_bindings_complete(void) * -ETIME is returned. On failures negative return values are * returned to the caller. */ -int ap_wait_init_apqn_bindings_complete(unsigned long timeout) +int ap_wait_apqn_bindings_complete(unsigned long timeout) { + int rc = 0; long l; - if (completion_done(&ap_init_apqn_bindings_complete)) + if (completion_done(&ap_apqn_bindings_complete)) return 0; if (timeout) l = wait_for_completion_interruptible_timeout( - &ap_init_apqn_bindings_complete, timeout); + &ap_apqn_bindings_complete, timeout); else l = wait_for_completion_interruptible( - &ap_init_apqn_bindings_complete); + &ap_apqn_bindings_complete); if (l < 0) - return l == -ERESTARTSYS ? -EINTR : l; + rc = l == -ERESTARTSYS ? -EINTR : l; else if (l == 0 && timeout) - return -ETIME; + rc = -ETIME; - return 0; + pr_debug("%s rc=%d\n", __func__, rc); + return rc; } -EXPORT_SYMBOL(ap_wait_init_apqn_bindings_complete); +EXPORT_SYMBOL(ap_wait_apqn_bindings_complete); static int __ap_queue_devices_with_id_unregister(struct device *dev, void *data) { @@ -826,8 +830,8 @@ static int __ap_revise_reserved(struct device *dev, void *dummy) drvres = to_ap_drv(dev->driver)->flags & AP_DRIVER_FLAG_DEFAULT; if (!!devres != !!drvres) { - AP_DBF_DBG("%s reprobing queue=%02x.%04x\n", - __func__, card, queue); + pr_debug("%s reprobing queue=%02x.%04x\n", + __func__, card, queue); rc = device_reprobe(dev); if (rc) AP_DBF_WARN("%s reprobing queue=%02x.%04x failed\n", @@ -939,8 +943,6 @@ static int ap_device_probe(struct device *dev) if (is_queue_dev(dev)) hash_del(&to_ap_queue(dev)->hnode); spin_unlock_bh(&ap_queues_lock); - } else { - ap_check_bindings_complete(); } out: @@ -1012,16 +1014,47 @@ void ap_driver_unregister(struct ap_driver *ap_drv) } EXPORT_SYMBOL(ap_driver_unregister); -void ap_bus_force_rescan(void) +/* + * Enforce a synchronous AP bus rescan. + * Returns true if the bus scan finds a change in the AP configuration + * and AP devices have been added or deleted when this function returns. + */ +bool ap_bus_force_rescan(void) { + unsigned long scan_counter = atomic64_read(&ap_scan_bus_count); + bool rc = false; + + pr_debug(">%s scan counter=%lu\n", __func__, scan_counter); + /* Only trigger AP bus scans after the initial scan is done */ - if (atomic64_read(&ap_scan_bus_count) <= 0) - return; + if (scan_counter <= 0) + goto out; + + /* Try to acquire the AP scan bus mutex */ + if (mutex_trylock(&ap_scan_bus_mutex)) { + /* mutex acquired, run the AP bus scan */ + ap_scan_bus_result = ap_scan_bus(); + rc = ap_scan_bus_result; + mutex_unlock(&ap_scan_bus_mutex); + goto out; + } + + /* + * Mutex acquire failed. So there is currently another task + * already running the AP bus scan. Then let's simple wait + * for the lock which means the other task has finished and + * stored the result in ap_scan_bus_result. + */ + if (mutex_lock_interruptible(&ap_scan_bus_mutex)) { + /* some error occurred, ignore and go out */ + goto out; + } + rc = ap_scan_bus_result; + mutex_unlock(&ap_scan_bus_mutex); - /* processing a asynchronous bus rescan */ - del_timer(&ap_config_timer); - queue_work(system_long_wq, &ap_scan_work); - flush_work(&ap_scan_work); +out: + pr_debug("%s rc=%d\n", __func__, rc); + return rc; } EXPORT_SYMBOL(ap_bus_force_rescan); @@ -1030,7 +1063,7 @@ EXPORT_SYMBOL(ap_bus_force_rescan); */ void ap_bus_cfg_chg(void) { - AP_DBF_DBG("%s config change, forcing bus rescan\n", __func__); + pr_debug("%s config change, forcing bus rescan\n", __func__); ap_bus_force_rescan(); } @@ -1250,7 +1283,7 @@ static BUS_ATTR_RO(ap_interrupts); static ssize_t config_time_show(const struct bus_type *bus, char *buf) { - return sysfs_emit(buf, "%d\n", ap_config_time); + return sysfs_emit(buf, "%d\n", ap_scan_bus_time); } static ssize_t config_time_store(const struct bus_type *bus, @@ -1260,8 +1293,8 @@ static ssize_t config_time_store(const struct bus_type *bus, if (sscanf(buf, "%d\n", &time) != 1 || time < 5 || time > 120) return -EINVAL; - ap_config_time = time; - mod_timer(&ap_config_timer, jiffies + ap_config_time * HZ); + ap_scan_bus_time = time; + mod_timer(&ap_scan_bus_timer, jiffies + ap_scan_bus_time * HZ); return count; } @@ -1603,7 +1636,7 @@ static struct attribute *ap_bus_attrs[] = { }; ATTRIBUTE_GROUPS(ap_bus); -static struct bus_type ap_bus_type = { +static const struct bus_type ap_bus_type = { .name = "ap", .bus_groups = ap_bus_groups, .match = &ap_bus_match, @@ -1888,8 +1921,8 @@ static inline void ap_scan_domains(struct ap_card *ac) aq->last_err_rc = AP_RESPONSE_CHECKSTOPPED; } spin_unlock_bh(&aq->lock); - AP_DBF_DBG("%s(%d,%d) queue dev checkstop on\n", - __func__, ac->id, dom); + pr_debug("%s(%d,%d) queue dev checkstop on\n", + __func__, ac->id, dom); /* 'receive' pending messages with -EAGAIN */ ap_flush_queue(aq); goto put_dev_and_continue; @@ -1899,8 +1932,8 @@ static inline void ap_scan_domains(struct ap_card *ac) if (aq->dev_state > AP_DEV_STATE_UNINITIATED) _ap_queue_init_state(aq); spin_unlock_bh(&aq->lock); - AP_DBF_DBG("%s(%d,%d) queue dev checkstop off\n", - __func__, ac->id, dom); + pr_debug("%s(%d,%d) queue dev checkstop off\n", + __func__, ac->id, dom); goto put_dev_and_continue; } /* config state change */ @@ -1912,8 +1945,8 @@ static inline void ap_scan_domains(struct ap_card *ac) aq->last_err_rc = AP_RESPONSE_DECONFIGURED; } spin_unlock_bh(&aq->lock); - AP_DBF_DBG("%s(%d,%d) queue dev config off\n", - __func__, ac->id, dom); + pr_debug("%s(%d,%d) queue dev config off\n", + __func__, ac->id, dom); ap_send_config_uevent(&aq->ap_dev, aq->config); /* 'receive' pending messages with -EAGAIN */ ap_flush_queue(aq); @@ -1924,8 +1957,8 @@ static inline void ap_scan_domains(struct ap_card *ac) if (aq->dev_state > AP_DEV_STATE_UNINITIATED) _ap_queue_init_state(aq); spin_unlock_bh(&aq->lock); - AP_DBF_DBG("%s(%d,%d) queue dev config on\n", - __func__, ac->id, dom); + pr_debug("%s(%d,%d) queue dev config on\n", + __func__, ac->id, dom); ap_send_config_uevent(&aq->ap_dev, aq->config); goto put_dev_and_continue; } @@ -1997,8 +2030,8 @@ static inline void ap_scan_adapter(int ap) ap_scan_rm_card_dev_and_queue_devs(ac); put_device(dev); } else { - AP_DBF_DBG("%s(%d) no type info (no APQN found), ignored\n", - __func__, ap); + pr_debug("%s(%d) no type info (no APQN found), ignored\n", + __func__, ap); } return; } @@ -2010,8 +2043,8 @@ static inline void ap_scan_adapter(int ap) ap_scan_rm_card_dev_and_queue_devs(ac); put_device(dev); } else { - AP_DBF_DBG("%s(%d) no valid type (0) info, ignored\n", - __func__, ap); + pr_debug("%s(%d) no valid type (0) info, ignored\n", + __func__, ap); } return; } @@ -2135,23 +2168,80 @@ static bool ap_get_configuration(void) sizeof(struct ap_config_info)) != 0; } +/* + * ap_config_has_new_aps - Check current against old qci info if + * new adapters have appeared. Returns true if at least one new + * adapter in the apm mask is showing up. Existing adapters or + * receding adapters are not counted. + */ +static bool ap_config_has_new_aps(void) +{ + + unsigned long m[BITS_TO_LONGS(AP_DEVICES)]; + + if (!ap_qci_info) + return false; + + bitmap_andnot(m, (unsigned long *)ap_qci_info->apm, + (unsigned long *)ap_qci_info_old->apm, AP_DEVICES); + if (!bitmap_empty(m, AP_DEVICES)) + return true; + + return false; +} + +/* + * ap_config_has_new_doms - Check current against old qci info if + * new (usage) domains have appeared. Returns true if at least one + * new domain in the aqm mask is showing up. Existing domains or + * receding domains are not counted. + */ +static bool ap_config_has_new_doms(void) +{ + unsigned long m[BITS_TO_LONGS(AP_DOMAINS)]; + + if (!ap_qci_info) + return false; + + bitmap_andnot(m, (unsigned long *)ap_qci_info->aqm, + (unsigned long *)ap_qci_info_old->aqm, AP_DOMAINS); + if (!bitmap_empty(m, AP_DOMAINS)) + return true; + + return false; +} + /** * ap_scan_bus(): Scan the AP bus for new devices - * Runs periodically, workqueue timer (ap_config_time) - * @unused: Unused pointer. + * Always run under mutex ap_scan_bus_mutex protection + * which needs to get locked/unlocked by the caller! + * Returns true if any config change has been detected + * during the scan, otherwise false. */ -static void ap_scan_bus(struct work_struct *unused) +static bool ap_scan_bus(void) { - int ap, config_changed = 0; + bool config_changed; + int ap; + + pr_debug(">%s\n", __func__); - /* config change notify */ + /* (re-)fetch configuration via QCI */ config_changed = ap_get_configuration(); - if (config_changed) + if (config_changed) { + if (ap_config_has_new_aps() || ap_config_has_new_doms()) { + /* + * Appearance of new adapters and/or domains need to + * build new ap devices which need to get bound to an + * device driver. Thus reset the APQN bindings complete + * completion. + */ + reinit_completion(&ap_apqn_bindings_complete); + } + /* post a config change notify */ notify_config_changed(); + } ap_select_domain(); - AP_DBF_DBG("%s running\n", __func__); - /* loop over all possible adapters */ for (ap = 0; ap <= ap_max_adapter_id; ap++) ap_scan_adapter(ap); @@ -2174,23 +2264,56 @@ static void ap_scan_bus(struct work_struct *unused) } if (atomic64_inc_return(&ap_scan_bus_count) == 1) { - AP_DBF_DBG("%s init scan complete\n", __func__); + pr_debug("%s init scan complete\n", __func__); ap_send_init_scan_done_uevent(); - ap_check_bindings_complete(); } - mod_timer(&ap_config_timer, jiffies + ap_config_time * HZ); + ap_check_bindings_complete(); + + mod_timer(&ap_scan_bus_timer, jiffies + ap_scan_bus_time * HZ); + + pr_debug("<%s config_changed=%d\n", __func__, config_changed); + + return config_changed; } -static void ap_config_timeout(struct timer_list *unused) +/* + * Callback for the ap_scan_bus_timer + * Runs periodically, workqueue timer (ap_scan_bus_time) + */ +static void ap_scan_bus_timer_callback(struct timer_list *unused) { - queue_work(system_long_wq, &ap_scan_work); + /* + * schedule work into the system long wq which when + * the work is finally executed, calls the AP bus scan. + */ + queue_work(system_long_wq, &ap_scan_bus_work); +} + +/* + * Callback for the ap_scan_bus_work + */ +static void ap_scan_bus_wq_callback(struct work_struct *unused) +{ + /* + * Try to invoke an ap_scan_bus(). If the mutex acquisition + * fails there is currently another task already running the + * AP scan bus and there is no need to wait and re-trigger the + * scan again. Please note at the end of the scan bus function + * the AP scan bus timer is re-armed which triggers then the + * ap_scan_bus_timer_callback which enqueues a work into the + * system_long_wq which invokes this function here again. + */ + if (mutex_trylock(&ap_scan_bus_mutex)) { + ap_scan_bus_result = ap_scan_bus(); + mutex_unlock(&ap_scan_bus_mutex); + } } static int __init ap_debug_init(void) { ap_dbf_info = debug_register("ap", 2, 1, - DBF_MAX_SPRINTF_ARGS * sizeof(long)); + AP_DBF_MAX_SPRINTF_ARGS * sizeof(long)); debug_register_view(ap_dbf_info, &debug_sprintf_view); debug_set_level(ap_dbf_info, DBF_ERR); @@ -2274,7 +2397,7 @@ static int __init ap_module_init(void) ap_root_device->bus = &ap_bus_type; /* Setup the AP bus rescan timer. */ - timer_setup(&ap_config_timer, ap_config_timeout, 0); + timer_setup(&ap_scan_bus_timer, ap_scan_bus_timer_callback, 0); /* * Setup the high resolution poll timer. @@ -2292,7 +2415,7 @@ static int __init ap_module_init(void) goto out_work; } - queue_work(system_long_wq, &ap_scan_work); + queue_work(system_long_wq, &ap_scan_bus_work); return 0; diff --git a/drivers/s390/crypto/ap_bus.h b/drivers/s390/crypto/ap_bus.h index 98814839ef30..59c7ed49aa02 100644 --- a/drivers/s390/crypto/ap_bus.h +++ b/drivers/s390/crypto/ap_bus.h @@ -266,7 +266,7 @@ int ap_sb_available(void); bool ap_is_se_guest(void); void ap_wait(enum ap_sm_wait wait); void ap_request_timeout(struct timer_list *t); -void ap_bus_force_rescan(void); +bool ap_bus_force_rescan(void); int ap_test_config_usage_domain(unsigned int domain); int ap_test_config_ctrl_domain(unsigned int domain); @@ -352,8 +352,12 @@ int ap_parse_mask_str(const char *str, * the return value is 0. If the timeout (in jiffies) hits instead * -ETIME is returned. On failures negative return values are * returned to the caller. + * It may be that the AP bus scan finds new devices. Then the + * condition that all APQNs are bound to their device drivers + * is reset to false and this call again blocks until either all + * APQNs are bound to a device driver or the timeout hits again. */ -int ap_wait_init_apqn_bindings_complete(unsigned long timeout); +int ap_wait_apqn_bindings_complete(unsigned long timeout); void ap_send_config_uevent(struct ap_device *ap_dev, bool cfg); void ap_send_online_uevent(struct ap_device *ap_dev, int online); diff --git a/drivers/s390/crypto/ap_debug.h b/drivers/s390/crypto/ap_debug.h index c083ce88a9a6..2f66271b8564 100644 --- a/drivers/s390/crypto/ap_debug.h +++ b/drivers/s390/crypto/ap_debug.h @@ -16,7 +16,7 @@ #define RC2ERR(rc) ((rc) ? DBF_ERR : DBF_INFO) #define RC2WARN(rc) ((rc) ? DBF_WARN : DBF_INFO) -#define DBF_MAX_SPRINTF_ARGS 6 +#define AP_DBF_MAX_SPRINTF_ARGS 6 #define AP_DBF(...) \ debug_sprintf_event(ap_dbf_info, ##__VA_ARGS__) @@ -26,8 +26,6 @@ debug_sprintf_event(ap_dbf_info, DBF_WARN, ##__VA_ARGS__) #define AP_DBF_INFO(...) \ debug_sprintf_event(ap_dbf_info, DBF_INFO, ##__VA_ARGS__) -#define AP_DBF_DBG(...) \ - debug_sprintf_event(ap_dbf_info, DBF_DEBUG, ##__VA_ARGS__) extern debug_info_t *ap_dbf_info; diff --git a/drivers/s390/crypto/ap_queue.c b/drivers/s390/crypto/ap_queue.c index 682595443145..6e4e8d324a6d 100644 --- a/drivers/s390/crypto/ap_queue.c +++ b/drivers/s390/crypto/ap_queue.c @@ -136,6 +136,8 @@ static struct ap_queue_status ap_sm_recv(struct ap_queue *aq) switch (status.response_code) { case AP_RESPONSE_NORMAL: + print_hex_dump_debug("aprpl: ", DUMP_PREFIX_ADDRESS, 16, 1, + aq->reply->msg, aq->reply->len, false); aq->queue_count = max_t(int, 0, aq->queue_count - 1); if (!status.queue_empty && !aq->queue_count) aq->queue_count++; @@ -169,6 +171,9 @@ static struct ap_queue_status ap_sm_recv(struct ap_queue *aq) aq->queue_count = 0; list_splice_init(&aq->pendingq, &aq->requestq); aq->requestq_count += aq->pendingq_count; + pr_debug("%s queue 0x%02x.%04x rescheduled %d reqs (new req %d)\n", + __func__, AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid), + aq->pendingq_count, aq->requestq_count); aq->pendingq_count = 0; break; default: @@ -243,6 +248,8 @@ static enum ap_sm_wait ap_sm_write(struct ap_queue *aq) /* Start the next request on the queue. */ ap_msg = list_entry(aq->requestq.next, struct ap_message, list); + print_hex_dump_debug("apreq: ", DUMP_PREFIX_ADDRESS, 16, 1, + ap_msg->msg, ap_msg->len, false); status = __ap_send(qid, ap_msg->psmid, ap_msg->msg, ap_msg->len, ap_msg->flags & AP_MSG_FLAG_SPECIAL); @@ -446,9 +453,9 @@ static enum ap_sm_wait ap_sm_assoc_wait(struct ap_queue *aq) case AP_BS_Q_USABLE: /* association is through */ aq->sm_state = AP_SM_STATE_IDLE; - AP_DBF_DBG("%s queue 0x%02x.%04x associated with %u\n", - __func__, AP_QID_CARD(aq->qid), - AP_QID_QUEUE(aq->qid), aq->assoc_idx); + pr_debug("%s queue 0x%02x.%04x associated with %u\n", + __func__, AP_QID_CARD(aq->qid), + AP_QID_QUEUE(aq->qid), aq->assoc_idx); return AP_SM_WAIT_NONE; case AP_BS_Q_USABLE_NO_SECURE_KEY: /* association still pending */ @@ -690,9 +697,9 @@ static ssize_t ap_functions_show(struct device *dev, status = ap_test_queue(aq->qid, 1, &hwinfo); if (status.response_code > AP_RESPONSE_BUSY) { - AP_DBF_DBG("%s RC 0x%02x on tapq(0x%02x.%04x)\n", - __func__, status.response_code, - AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); + pr_debug("%s RC 0x%02x on tapq(0x%02x.%04x)\n", + __func__, status.response_code, + AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); return -EIO; } @@ -846,9 +853,9 @@ static ssize_t se_bind_show(struct device *dev, status = ap_test_queue(aq->qid, 1, &hwinfo); if (status.response_code > AP_RESPONSE_BUSY) { - AP_DBF_DBG("%s RC 0x%02x on tapq(0x%02x.%04x)\n", - __func__, status.response_code, - AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); + pr_debug("%s RC 0x%02x on tapq(0x%02x.%04x)\n", + __func__, status.response_code, + AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); return -EIO; } @@ -974,9 +981,9 @@ static ssize_t se_associate_show(struct device *dev, status = ap_test_queue(aq->qid, 1, &hwinfo); if (status.response_code > AP_RESPONSE_BUSY) { - AP_DBF_DBG("%s RC 0x%02x on tapq(0x%02x.%04x)\n", - __func__, status.response_code, - AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); + pr_debug("%s RC 0x%02x on tapq(0x%02x.%04x)\n", + __func__, status.response_code, + AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); return -EIO; } diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c index 6cfb6b2340c9..dccf664a3d95 100644 --- a/drivers/s390/crypto/pkey_api.c +++ b/drivers/s390/crypto/pkey_api.c @@ -42,24 +42,23 @@ MODULE_DESCRIPTION("s390 protected key interface"); * debug feature data and functions */ -static debug_info_t *debug_info; +static debug_info_t *pkey_dbf_info; -#define DEBUG_DBG(...) debug_sprintf_event(debug_info, 6, ##__VA_ARGS__) -#define DEBUG_INFO(...) debug_sprintf_event(debug_info, 5, ##__VA_ARGS__) -#define DEBUG_WARN(...) debug_sprintf_event(debug_info, 4, ##__VA_ARGS__) -#define DEBUG_ERR(...) debug_sprintf_event(debug_info, 3, ##__VA_ARGS__) +#define PKEY_DBF_INFO(...) debug_sprintf_event(pkey_dbf_info, 5, ##__VA_ARGS__) +#define PKEY_DBF_WARN(...) debug_sprintf_event(pkey_dbf_info, 4, ##__VA_ARGS__) +#define PKEY_DBF_ERR(...) debug_sprintf_event(pkey_dbf_info, 3, ##__VA_ARGS__) static void __init pkey_debug_init(void) { /* 5 arguments per dbf entry (including the format string ptr) */ - debug_info = debug_register("pkey", 1, 1, 5 * sizeof(long)); - debug_register_view(debug_info, &debug_sprintf_view); - debug_set_level(debug_info, 3); + pkey_dbf_info = debug_register("pkey", 1, 1, 5 * sizeof(long)); + debug_register_view(pkey_dbf_info, &debug_sprintf_view); + debug_set_level(pkey_dbf_info, 3); } static void __exit pkey_debug_exit(void) { - debug_unregister(debug_info); + debug_unregister(pkey_dbf_info); } /* inside view of a protected key token (only type 0x00 version 0x01) */ @@ -163,14 +162,14 @@ static int pkey_clr2protkey(u32 keytype, const u8 *clrkey, fc = CPACF_PCKMO_ENC_ECC_ED448_KEY; break; default: - DEBUG_ERR("%s unknown/unsupported keytype %u\n", - __func__, keytype); + PKEY_DBF_ERR("%s unknown/unsupported keytype %u\n", + __func__, keytype); return -EINVAL; } if (*protkeylen < keysize + AES_WK_VP_SIZE) { - DEBUG_ERR("%s prot key buffer size too small: %u < %d\n", - __func__, *protkeylen, keysize + AES_WK_VP_SIZE); + PKEY_DBF_ERR("%s prot key buffer size too small: %u < %d\n", + __func__, *protkeylen, keysize + AES_WK_VP_SIZE); return -EINVAL; } @@ -182,7 +181,7 @@ static int pkey_clr2protkey(u32 keytype, const u8 *clrkey, } /* check for the pckmo subfunction we need now */ if (!cpacf_test_func(&pckmo_functions, fc)) { - DEBUG_ERR("%s pckmo functions not available\n", __func__); + PKEY_DBF_ERR("%s pckmo functions not available\n", __func__); return -ENODEV; } @@ -244,7 +243,7 @@ static int pkey_skey2pkey(const u8 *key, u8 *protkey, } if (rc) - DEBUG_DBG("%s failed rc=%d\n", __func__, rc); + pr_debug("%s failed rc=%d\n", __func__, rc); return rc; } @@ -283,7 +282,7 @@ static int pkey_clr2ep11key(const u8 *clrkey, size_t clrkeylen, out: kfree(apqns); if (rc) - DEBUG_DBG("%s failed rc=%d\n", __func__, rc); + pr_debug("%s failed rc=%d\n", __func__, rc); return rc; } @@ -294,33 +293,36 @@ static int pkey_ep11key2pkey(const u8 *key, size_t keylen, u8 *protkey, u32 *protkeylen, u32 *protkeytype) { u32 nr_apqns, *apqns = NULL; + int i, j, rc = -ENODEV; u16 card, dom; - int i, rc; zcrypt_wait_api_operational(); - /* build a list of apqns suitable for this key */ - rc = ep11_findcard2(&apqns, &nr_apqns, 0xFFFF, 0xFFFF, - ZCRYPT_CEX7, - ap_is_se_guest() ? EP11_API_V6 : EP11_API_V4, - ep11_kb_wkvp(key, keylen)); - if (rc) - goto out; + /* try two times in case of failure */ + for (i = 0; i < 2 && rc; i++) { - /* go through the list of apqns and try to derive an pkey */ - for (rc = -ENODEV, i = 0; i < nr_apqns; i++) { - card = apqns[i] >> 16; - dom = apqns[i] & 0xFFFF; - rc = ep11_kblob2protkey(card, dom, key, keylen, - protkey, protkeylen, protkeytype); - if (rc == 0) - break; + /* build a list of apqns suitable for this key */ + rc = ep11_findcard2(&apqns, &nr_apqns, 0xFFFF, 0xFFFF, + ZCRYPT_CEX7, + ap_is_se_guest() ? EP11_API_V6 : EP11_API_V4, + ep11_kb_wkvp(key, keylen)); + if (rc) + continue; /* retry findcard on failure */ + + /* go through the list of apqns and try to derive an pkey */ + for (rc = -ENODEV, j = 0; j < nr_apqns && rc; j++) { + card = apqns[j] >> 16; + dom = apqns[j] & 0xFFFF; + rc = ep11_kblob2protkey(card, dom, key, keylen, + protkey, protkeylen, protkeytype); + } + + kfree(apqns); } -out: - kfree(apqns); if (rc) - DEBUG_DBG("%s failed rc=%d\n", __func__, rc); + pr_debug("%s failed rc=%d\n", __func__, rc); + return rc; } @@ -336,7 +338,7 @@ static int pkey_verifykey(const struct pkey_seckey *seckey, int rc; /* check the secure key for valid AES secure key */ - rc = cca_check_secaeskeytoken(debug_info, 3, (u8 *)seckey, 0); + rc = cca_check_secaeskeytoken(pkey_dbf_info, 3, (u8 *)seckey, 0); if (rc) goto out; if (pattributes) @@ -351,7 +353,7 @@ static int pkey_verifykey(const struct pkey_seckey *seckey, if (rc > 0) { /* key mkvp matches to old master key mkvp */ - DEBUG_DBG("%s secure key has old mkvp\n", __func__); + pr_debug("%s secure key has old mkvp\n", __func__); if (pattributes) *pattributes |= PKEY_VERIFY_ATTR_OLD_MKVP; rc = 0; @@ -363,7 +365,7 @@ static int pkey_verifykey(const struct pkey_seckey *seckey, *pdomain = domain; out: - DEBUG_DBG("%s rc=%d\n", __func__, rc); + pr_debug("%s rc=%d\n", __func__, rc); return rc; } @@ -379,8 +381,8 @@ static int pkey_genprotkey(u32 keytype, u8 *protkey, keysize = pkey_keytype_aes_to_size(keytype); if (!keysize) { - DEBUG_ERR("%s unknown/unsupported keytype %d\n", __func__, - keytype); + PKEY_DBF_ERR("%s unknown/unsupported keytype %d\n", __func__, + keytype); return -EINVAL; } @@ -428,13 +430,13 @@ static int pkey_verifyprotkey(const u8 *protkey, u32 protkeylen, fc = CPACF_KMC_PAES_256; break; default: - DEBUG_ERR("%s unknown/unsupported keytype %u\n", __func__, - protkeytype); + PKEY_DBF_ERR("%s unknown/unsupported keytype %u\n", __func__, + protkeytype); return -EINVAL; } if (protkeylen != pkeylen) { - DEBUG_ERR("%s invalid protected key size %u for keytype %u\n", - __func__, protkeylen, protkeytype); + PKEY_DBF_ERR("%s invalid protected key size %u for keytype %u\n", + __func__, protkeylen, protkeytype); return -EINVAL; } @@ -446,7 +448,7 @@ static int pkey_verifyprotkey(const u8 *protkey, u32 protkeylen, k = cpacf_kmc(fc | CPACF_ENCRYPT, ¶m, null_msg, dest_buf, sizeof(null_msg)); if (k != sizeof(null_msg)) { - DEBUG_ERR("%s protected key is not valid\n", __func__); + PKEY_DBF_ERR("%s protected key is not valid\n", __func__); return -EKEYREJECTED; } @@ -464,13 +466,13 @@ static int nonccatokaes2pkey(const struct clearkeytoken *t, keysize = pkey_keytype_aes_to_size(t->keytype); if (!keysize) { - DEBUG_ERR("%s unknown/unsupported keytype %u\n", - __func__, t->keytype); + PKEY_DBF_ERR("%s unknown/unsupported keytype %u\n", + __func__, t->keytype); return -EINVAL; } if (t->len != keysize) { - DEBUG_ERR("%s non clear key aes token: invalid key len %u\n", - __func__, t->len); + PKEY_DBF_ERR("%s non clear key aes token: invalid key len %u\n", + __func__, t->len); return -EINVAL; } @@ -505,7 +507,7 @@ try_via_ep11: goto out; failure: - DEBUG_ERR("%s unable to build protected key from clear", __func__); + PKEY_DBF_ERR("%s unable to build protected key from clear", __func__); out: kfree(tmpbuf); @@ -536,14 +538,14 @@ static int nonccatokecc2pkey(const struct clearkeytoken *t, keylen = 64; break; default: - DEBUG_ERR("%s unknown/unsupported keytype %u\n", - __func__, t->keytype); + PKEY_DBF_ERR("%s unknown/unsupported keytype %u\n", + __func__, t->keytype); return -EINVAL; } if (t->len != keylen) { - DEBUG_ERR("%s non clear key ecc token: invalid key len %u\n", - __func__, t->len); + PKEY_DBF_ERR("%s non clear key ecc token: invalid key len %u\n", + __func__, t->len); return -EINVAL; } @@ -551,8 +553,8 @@ static int nonccatokecc2pkey(const struct clearkeytoken *t, rc = pkey_clr2protkey(t->keytype, t->clearkey, protkey, protkeylen, protkeytype); if (rc) { - DEBUG_ERR("%s unable to build protected key from clear", - __func__); + PKEY_DBF_ERR("%s unable to build protected key from clear", + __func__); } return rc; @@ -604,15 +606,15 @@ static int pkey_nonccatok2pkey(const u8 *key, u32 keylen, protkeylen, protkeytype); break; default: - DEBUG_ERR("%s unknown/unsupported non cca clear key type %u\n", - __func__, t->keytype); + PKEY_DBF_ERR("%s unknown/unsupported non cca clear key type %u\n", + __func__, t->keytype); return -EINVAL; } break; } case TOKVER_EP11_AES: { /* check ep11 key for exportable as protected key */ - rc = ep11_check_aes_key(debug_info, 3, key, keylen, 1); + rc = ep11_check_aes_key(pkey_dbf_info, 3, key, keylen, 1); if (rc) goto out; rc = pkey_ep11key2pkey(key, keylen, @@ -621,15 +623,16 @@ static int pkey_nonccatok2pkey(const u8 *key, u32 keylen, } case TOKVER_EP11_AES_WITH_HEADER: /* check ep11 key with header for exportable as protected key */ - rc = ep11_check_aes_key_with_hdr(debug_info, 3, key, keylen, 1); + rc = ep11_check_aes_key_with_hdr(pkey_dbf_info, + 3, key, keylen, 1); if (rc) goto out; rc = pkey_ep11key2pkey(key, keylen, protkey, protkeylen, protkeytype); break; default: - DEBUG_ERR("%s unknown/unsupported non-CCA token version %d\n", - __func__, hdr->version); + PKEY_DBF_ERR("%s unknown/unsupported non-CCA token version %d\n", + __func__, hdr->version); } out: @@ -654,8 +657,8 @@ static int pkey_ccainttok2pkey(const u8 *key, u32 keylen, return -EINVAL; break; default: - DEBUG_ERR("%s unknown/unsupported CCA internal token version %d\n", - __func__, hdr->version); + PKEY_DBF_ERR("%s unknown/unsupported CCA internal token version %d\n", + __func__, hdr->version); return -EINVAL; } @@ -672,7 +675,7 @@ int pkey_keyblob2pkey(const u8 *key, u32 keylen, int rc; if (keylen < sizeof(struct keytoken_header)) { - DEBUG_ERR("%s invalid keylen %d\n", __func__, keylen); + PKEY_DBF_ERR("%s invalid keylen %d\n", __func__, keylen); return -EINVAL; } @@ -686,12 +689,12 @@ int pkey_keyblob2pkey(const u8 *key, u32 keylen, protkey, protkeylen, protkeytype); break; default: - DEBUG_ERR("%s unknown/unsupported blob type %d\n", - __func__, hdr->type); + PKEY_DBF_ERR("%s unknown/unsupported blob type %d\n", + __func__, hdr->type); return -EINVAL; } - DEBUG_DBG("%s rc=%d\n", __func__, rc); + pr_debug("%s rc=%d\n", __func__, rc); return rc; } EXPORT_SYMBOL(pkey_keyblob2pkey); @@ -839,7 +842,7 @@ static int pkey_verifykey2(const u8 *key, size_t keylen, hdr->version == TOKVER_CCA_AES) { struct secaeskeytoken *t = (struct secaeskeytoken *)key; - rc = cca_check_secaeskeytoken(debug_info, 3, key, 0); + rc = cca_check_secaeskeytoken(pkey_dbf_info, 3, key, 0); if (rc) goto out; if (ktype) @@ -869,7 +872,7 @@ static int pkey_verifykey2(const u8 *key, size_t keylen, hdr->version == TOKVER_CCA_VLSC) { struct cipherkeytoken *t = (struct cipherkeytoken *)key; - rc = cca_check_secaescipherkey(debug_info, 3, key, 0, 1); + rc = cca_check_secaescipherkey(pkey_dbf_info, 3, key, 0, 1); if (rc) goto out; if (ktype) @@ -907,7 +910,7 @@ static int pkey_verifykey2(const u8 *key, size_t keylen, struct ep11keyblob *kb = (struct ep11keyblob *)key; int api; - rc = ep11_check_aes_key(debug_info, 3, key, keylen, 1); + rc = ep11_check_aes_key(pkey_dbf_info, 3, key, keylen, 1); if (rc) goto out; if (ktype) @@ -933,8 +936,8 @@ static int pkey_verifykey2(const u8 *key, size_t keylen, struct ep11kblob_header *kh = (struct ep11kblob_header *)key; int api; - rc = ep11_check_aes_key_with_hdr(debug_info, 3, - key, keylen, 1); + rc = ep11_check_aes_key_with_hdr(pkey_dbf_info, + 3, key, keylen, 1); if (rc) goto out; if (ktype) @@ -981,25 +984,27 @@ static int pkey_keyblob2pkey2(const struct pkey_apqn *apqns, size_t nr_apqns, if (hdr->version == TOKVER_CCA_AES) { if (keylen != sizeof(struct secaeskeytoken)) return -EINVAL; - if (cca_check_secaeskeytoken(debug_info, 3, key, 0)) + if (cca_check_secaeskeytoken(pkey_dbf_info, 3, key, 0)) return -EINVAL; } else if (hdr->version == TOKVER_CCA_VLSC) { if (keylen < hdr->len || keylen > MAXCCAVLSCTOKENSIZE) return -EINVAL; - if (cca_check_secaescipherkey(debug_info, 3, key, 0, 1)) + if (cca_check_secaescipherkey(pkey_dbf_info, + 3, key, 0, 1)) return -EINVAL; } else { - DEBUG_ERR("%s unknown CCA internal token version %d\n", - __func__, hdr->version); + PKEY_DBF_ERR("%s unknown CCA internal token version %d\n", + __func__, hdr->version); return -EINVAL; } } else if (hdr->type == TOKTYPE_NON_CCA) { if (hdr->version == TOKVER_EP11_AES) { - if (ep11_check_aes_key(debug_info, 3, key, keylen, 1)) + if (ep11_check_aes_key(pkey_dbf_info, + 3, key, keylen, 1)) return -EINVAL; } else if (hdr->version == TOKVER_EP11_AES_WITH_HEADER) { - if (ep11_check_aes_key_with_hdr(debug_info, 3, - key, keylen, 1)) + if (ep11_check_aes_key_with_hdr(pkey_dbf_info, + 3, key, keylen, 1)) return -EINVAL; } else { return pkey_nonccatok2pkey(key, keylen, @@ -1007,8 +1012,8 @@ static int pkey_keyblob2pkey2(const struct pkey_apqn *apqns, size_t nr_apqns, protkeytype); } } else { - DEBUG_ERR("%s unknown/unsupported blob type %d\n", - __func__, hdr->type); + PKEY_DBF_ERR("%s unknown/unsupported blob type %d\n", + __func__, hdr->type); return -EINVAL; } @@ -1234,50 +1239,53 @@ static int pkey_keyblob2pkey3(const struct pkey_apqn *apqns, size_t nr_apqns, hdr->version == TOKVER_EP11_AES_WITH_HEADER && is_ep11_keyblob(key + sizeof(struct ep11kblob_header))) { /* EP11 AES key blob with header */ - if (ep11_check_aes_key_with_hdr(debug_info, 3, key, keylen, 1)) + if (ep11_check_aes_key_with_hdr(pkey_dbf_info, + 3, key, keylen, 1)) return -EINVAL; } else if (hdr->type == TOKTYPE_NON_CCA && hdr->version == TOKVER_EP11_ECC_WITH_HEADER && is_ep11_keyblob(key + sizeof(struct ep11kblob_header))) { /* EP11 ECC key blob with header */ - if (ep11_check_ecc_key_with_hdr(debug_info, 3, key, keylen, 1)) + if (ep11_check_ecc_key_with_hdr(pkey_dbf_info, + 3, key, keylen, 1)) return -EINVAL; } else if (hdr->type == TOKTYPE_NON_CCA && hdr->version == TOKVER_EP11_AES && is_ep11_keyblob(key)) { /* EP11 AES key blob with header in session field */ - if (ep11_check_aes_key(debug_info, 3, key, keylen, 1)) + if (ep11_check_aes_key(pkey_dbf_info, 3, key, keylen, 1)) return -EINVAL; } else if (hdr->type == TOKTYPE_CCA_INTERNAL) { if (hdr->version == TOKVER_CCA_AES) { /* CCA AES data key */ if (keylen != sizeof(struct secaeskeytoken)) return -EINVAL; - if (cca_check_secaeskeytoken(debug_info, 3, key, 0)) + if (cca_check_secaeskeytoken(pkey_dbf_info, 3, key, 0)) return -EINVAL; } else if (hdr->version == TOKVER_CCA_VLSC) { /* CCA AES cipher key */ if (keylen < hdr->len || keylen > MAXCCAVLSCTOKENSIZE) return -EINVAL; - if (cca_check_secaescipherkey(debug_info, 3, key, 0, 1)) + if (cca_check_secaescipherkey(pkey_dbf_info, + 3, key, 0, 1)) return -EINVAL; } else { - DEBUG_ERR("%s unknown CCA internal token version %d\n", - __func__, hdr->version); + PKEY_DBF_ERR("%s unknown CCA internal token version %d\n", + __func__, hdr->version); return -EINVAL; } } else if (hdr->type == TOKTYPE_CCA_INTERNAL_PKA) { /* CCA ECC (private) key */ if (keylen < sizeof(struct eccprivkeytoken)) return -EINVAL; - if (cca_check_sececckeytoken(debug_info, 3, key, keylen, 1)) + if (cca_check_sececckeytoken(pkey_dbf_info, 3, key, keylen, 1)) return -EINVAL; } else if (hdr->type == TOKTYPE_NON_CCA) { return pkey_nonccatok2pkey(key, keylen, protkey, protkeylen, protkeytype); } else { - DEBUG_ERR("%s unknown/unsupported blob type %d\n", - __func__, hdr->type); + PKEY_DBF_ERR("%s unknown/unsupported blob type %d\n", + __func__, hdr->type); return -EINVAL; } @@ -1350,7 +1358,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, return -EFAULT; rc = cca_genseckey(kgs.cardnr, kgs.domain, kgs.keytype, kgs.seckey.seckey); - DEBUG_DBG("%s cca_genseckey()=%d\n", __func__, rc); + pr_debug("%s cca_genseckey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(ugs, &kgs, sizeof(kgs))) @@ -1365,7 +1373,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, return -EFAULT; rc = cca_clr2seckey(kcs.cardnr, kcs.domain, kcs.keytype, kcs.clrkey.clrkey, kcs.seckey.seckey); - DEBUG_DBG("%s cca_clr2seckey()=%d\n", __func__, rc); + pr_debug("%s cca_clr2seckey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(ucs, &kcs, sizeof(kcs))) @@ -1383,7 +1391,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, rc = cca_sec2protkey(ksp.cardnr, ksp.domain, ksp.seckey.seckey, ksp.protkey.protkey, &ksp.protkey.len, &ksp.protkey.type); - DEBUG_DBG("%s cca_sec2protkey()=%d\n", __func__, rc); + pr_debug("%s cca_sec2protkey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(usp, &ksp, sizeof(ksp))) @@ -1400,7 +1408,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, rc = pkey_clr2protkey(kcp.keytype, kcp.clrkey.clrkey, kcp.protkey.protkey, &kcp.protkey.len, &kcp.protkey.type); - DEBUG_DBG("%s pkey_clr2protkey()=%d\n", __func__, rc); + pr_debug("%s pkey_clr2protkey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(ucp, &kcp, sizeof(kcp))) @@ -1416,7 +1424,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, return -EFAULT; rc = cca_findcard(kfc.seckey.seckey, &kfc.cardnr, &kfc.domain, 1); - DEBUG_DBG("%s cca_findcard()=%d\n", __func__, rc); + pr_debug("%s cca_findcard()=%d\n", __func__, rc); if (rc < 0) break; if (copy_to_user(ufc, &kfc, sizeof(kfc))) @@ -1432,7 +1440,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, ksp.protkey.len = sizeof(ksp.protkey.protkey); rc = pkey_skey2pkey(ksp.seckey.seckey, ksp.protkey.protkey, &ksp.protkey.len, &ksp.protkey.type); - DEBUG_DBG("%s pkey_skey2pkey()=%d\n", __func__, rc); + pr_debug("%s pkey_skey2pkey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(usp, &ksp, sizeof(ksp))) @@ -1447,7 +1455,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, return -EFAULT; rc = pkey_verifykey(&kvk.seckey, &kvk.cardnr, &kvk.domain, &kvk.keysize, &kvk.attributes); - DEBUG_DBG("%s pkey_verifykey()=%d\n", __func__, rc); + pr_debug("%s pkey_verifykey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(uvk, &kvk, sizeof(kvk))) @@ -1463,7 +1471,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, kgp.protkey.len = sizeof(kgp.protkey.protkey); rc = pkey_genprotkey(kgp.keytype, kgp.protkey.protkey, &kgp.protkey.len, &kgp.protkey.type); - DEBUG_DBG("%s pkey_genprotkey()=%d\n", __func__, rc); + pr_debug("%s pkey_genprotkey()=%d\n", __func__, rc); if (rc) break; if (copy_to_user(ugp, &kgp, sizeof(kgp))) @@ -1478,7 +1486,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, return -EFAULT; rc = pkey_verifyprotkey(kvp.protkey.protkey, kvp.protkey.len, kvp.protkey.type); - DEBUG_DBG("%s pkey_verifyprotkey()=%d\n", __func__, rc); + pr_debug("%s pkey_verifyprotkey()=%d\n", __func__, rc); break; } case PKEY_KBLOB2PROTK: { @@ -1494,7 +1502,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, ktp.protkey.len = sizeof(ktp.protkey.protkey); rc = pkey_keyblob2pkey(kkey, ktp.keylen, ktp.protkey.protkey, &ktp.protkey.len, &ktp.protkey.type); - DEBUG_DBG("%s pkey_keyblob2pkey()=%d\n", __func__, rc); + pr_debug("%s pkey_keyblob2pkey()=%d\n", __func__, rc); memzero_explicit(kkey, ktp.keylen); kfree(kkey); if (rc) @@ -1523,7 +1531,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, rc = pkey_genseckey2(apqns, kgs.apqn_entries, kgs.type, kgs.size, kgs.keygenflags, kkey, &klen); - DEBUG_DBG("%s pkey_genseckey2()=%d\n", __func__, rc); + pr_debug("%s pkey_genseckey2()=%d\n", __func__, rc); kfree(apqns); if (rc) { kfree(kkey); @@ -1565,7 +1573,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, rc = pkey_clr2seckey2(apqns, kcs.apqn_entries, kcs.type, kcs.size, kcs.keygenflags, kcs.clrkey.clrkey, kkey, &klen); - DEBUG_DBG("%s pkey_clr2seckey2()=%d\n", __func__, rc); + pr_debug("%s pkey_clr2seckey2()=%d\n", __func__, rc); kfree(apqns); if (rc) { kfree(kkey); @@ -1601,7 +1609,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, rc = pkey_verifykey2(kkey, kvk.keylen, &kvk.cardnr, &kvk.domain, &kvk.type, &kvk.size, &kvk.flags); - DEBUG_DBG("%s pkey_verifykey2()=%d\n", __func__, rc); + pr_debug("%s pkey_verifykey2()=%d\n", __func__, rc); kfree(kkey); if (rc) break; @@ -1630,7 +1638,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, kkey, ktp.keylen, ktp.protkey.protkey, &ktp.protkey.len, &ktp.protkey.type); - DEBUG_DBG("%s pkey_keyblob2pkey2()=%d\n", __func__, rc); + pr_debug("%s pkey_keyblob2pkey2()=%d\n", __func__, rc); kfree(apqns); memzero_explicit(kkey, ktp.keylen); kfree(kkey); @@ -1664,7 +1672,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, } rc = pkey_apqns4key(kkey, kak.keylen, kak.flags, apqns, &nr_apqns); - DEBUG_DBG("%s pkey_apqns4key()=%d\n", __func__, rc); + pr_debug("%s pkey_apqns4key()=%d\n", __func__, rc); kfree(kkey); if (rc && rc != -ENOSPC) { kfree(apqns); @@ -1707,7 +1715,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, } rc = pkey_apqns4keytype(kat.type, kat.cur_mkvp, kat.alt_mkvp, kat.flags, apqns, &nr_apqns); - DEBUG_DBG("%s pkey_apqns4keytype()=%d\n", __func__, rc); + pr_debug("%s pkey_apqns4keytype()=%d\n", __func__, rc); if (rc && rc != -ENOSPC) { kfree(apqns); break; @@ -1757,7 +1765,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd, rc = pkey_keyblob2pkey3(apqns, ktp.apqn_entries, kkey, ktp.keylen, protkey, &protkeylen, &ktp.pkeytype); - DEBUG_DBG("%s pkey_keyblob2pkey3()=%d\n", __func__, rc); + pr_debug("%s pkey_keyblob2pkey3()=%d\n", __func__, rc); kfree(apqns); memzero_explicit(kkey, ktp.keylen); kfree(kkey); diff --git a/drivers/s390/crypto/vfio_ap_drv.c b/drivers/s390/crypto/vfio_ap_drv.c index a5ab03e42ff1..4aeb3e1213c7 100644 --- a/drivers/s390/crypto/vfio_ap_drv.c +++ b/drivers/s390/crypto/vfio_ap_drv.c @@ -60,7 +60,7 @@ static void vfio_ap_matrix_dev_release(struct device *dev) kfree(matrix_dev); } -static struct bus_type matrix_bus = { +static const struct bus_type matrix_bus = { .name = "matrix", }; diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c index 983b3b16196c..fc169bc61593 100644 --- a/drivers/s390/crypto/vfio_ap_ops.c +++ b/drivers/s390/crypto/vfio_ap_ops.c @@ -659,6 +659,21 @@ static bool vfio_ap_mdev_filter_cdoms(struct ap_matrix_mdev *matrix_mdev) AP_DOMAINS); } +static bool _queue_passable(struct vfio_ap_queue *q) +{ + if (!q) + return false; + + switch (q->reset_status.response_code) { + case AP_RESPONSE_NORMAL: + case AP_RESPONSE_DECONFIGURED: + case AP_RESPONSE_CHECKSTOPPED: + return true; + default: + return false; + } +} + /* * vfio_ap_mdev_filter_matrix - filter the APQNs assigned to the matrix mdev * to ensure no queue devices are passed through to @@ -687,7 +702,6 @@ static bool vfio_ap_mdev_filter_matrix(struct ap_matrix_mdev *matrix_mdev, unsigned long apid, apqi, apqn; DECLARE_BITMAP(prev_shadow_apm, AP_DEVICES); DECLARE_BITMAP(prev_shadow_aqm, AP_DOMAINS); - struct vfio_ap_queue *q; bitmap_copy(prev_shadow_apm, matrix_mdev->shadow_apcb.apm, AP_DEVICES); bitmap_copy(prev_shadow_aqm, matrix_mdev->shadow_apcb.aqm, AP_DOMAINS); @@ -716,8 +730,7 @@ static bool vfio_ap_mdev_filter_matrix(struct ap_matrix_mdev *matrix_mdev, * hardware device. */ apqn = AP_MKQID(apid, apqi); - q = vfio_ap_mdev_get_queue(matrix_mdev, apqn); - if (!q || q->reset_status.response_code) { + if (!_queue_passable(vfio_ap_mdev_get_queue(matrix_mdev, apqn))) { clear_bit_inv(apid, matrix_mdev->shadow_apcb.apm); /* @@ -1691,6 +1704,7 @@ static int apq_status_check(int apqn, struct ap_queue_status *status) switch (status->response_code) { case AP_RESPONSE_NORMAL: case AP_RESPONSE_DECONFIGURED: + case AP_RESPONSE_CHECKSTOPPED: return 0; case AP_RESPONSE_RESET_IN_PROGRESS: case AP_RESPONSE_BUSY: @@ -1747,14 +1761,6 @@ static void apq_reset_check(struct work_struct *reset_work) memcpy(&q->reset_status, &status, sizeof(status)); continue; } - /* - * When an AP adapter is deconfigured, the - * associated queues are reset, so let's set the - * status response code to 0 so the queue may be - * passed through (i.e., not filtered) - */ - if (status.response_code == AP_RESPONSE_DECONFIGURED) - q->reset_status.response_code = 0; if (q->saved_isc != VFIO_AP_ISC_INVALID) vfio_ap_free_aqic_resources(q); break; @@ -1781,12 +1787,7 @@ static void vfio_ap_mdev_reset_queue(struct vfio_ap_queue *q) queue_work(system_long_wq, &q->reset_work); break; case AP_RESPONSE_DECONFIGURED: - /* - * When an AP adapter is deconfigured, the associated - * queues are reset, so let's set the status response code to 0 - * so the queue may be passed through (i.e., not filtered). - */ - q->reset_status.response_code = 0; + case AP_RESPONSE_CHECKSTOPPED: vfio_ap_free_aqic_resources(q); break; default: diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 74200f54dfff..02c503f16bc2 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -12,6 +12,9 @@ * Multiple device nodes: Harald Freudenberger <freude@linux.ibm.com> */ +#define KMSG_COMPONENT "zcrypt" +#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt + #include <linux/module.h> #include <linux/init.h> #include <linux/interrupt.h> @@ -57,10 +60,6 @@ DEFINE_SPINLOCK(zcrypt_list_lock); LIST_HEAD(zcrypt_card_list); static atomic_t zcrypt_open_count = ATOMIC_INIT(0); -static atomic_t zcrypt_rescan_count = ATOMIC_INIT(0); - -atomic_t zcrypt_rescan_req = ATOMIC_INIT(0); -EXPORT_SYMBOL(zcrypt_rescan_req); static LIST_HEAD(zcrypt_ops_list); @@ -69,20 +68,15 @@ debug_info_t *zcrypt_dbf_info; /* * Process a rescan of the transport layer. - * - * Returns 1, if the rescan has been processed, otherwise 0. + * Runs a synchronous AP bus rescan. + * Returns true if something has changed (for example the + * bus scan has found and build up new devices) and it is + * worth to do a retry. Otherwise false is returned meaning + * no changes on the AP bus level. */ -static inline int zcrypt_process_rescan(void) -{ - if (atomic_read(&zcrypt_rescan_req)) { - atomic_set(&zcrypt_rescan_req, 0); - atomic_inc(&zcrypt_rescan_count); - ap_bus_force_rescan(); - ZCRYPT_DBF_INFO("%s rescan count=%07d\n", __func__, - atomic_inc_return(&zcrypt_rescan_count)); - return 1; - } - return 0; +static inline bool zcrypt_process_rescan(void) +{ + return ap_bus_force_rescan(); } void zcrypt_msgtype_register(struct zcrypt_ops *zops) @@ -715,8 +709,7 @@ static long zcrypt_rsa_modexpo(struct ap_perms *perms, spin_unlock(&zcrypt_list_lock); if (!pref_zq) { - ZCRYPT_DBF_DBG("%s no matching queue found => ENODEV\n", - __func__); + pr_debug("%s no matching queue found => ENODEV\n", __func__); rc = -ENODEV; goto out; } @@ -820,8 +813,7 @@ static long zcrypt_rsa_crt(struct ap_perms *perms, spin_unlock(&zcrypt_list_lock); if (!pref_zq) { - ZCRYPT_DBF_DBG("%s no matching queue found => ENODEV\n", - __func__); + pr_debug("%s no matching queue found => ENODEV\n", __func__); rc = -ENODEV; goto out; } @@ -865,6 +857,8 @@ static long _zcrypt_send_cprb(bool userspace, struct ap_perms *perms, rc = prep_cca_ap_msg(userspace, xcrb, &ap_msg, &func_code, &domain); if (rc) goto out; + print_hex_dump_debug("ccareq: ", DUMP_PREFIX_ADDRESS, 16, 1, + ap_msg.msg, ap_msg.len, false); tdom = *domain; if (perms != &ap_perms && tdom < AP_DOMAINS) { @@ -940,8 +934,8 @@ static long _zcrypt_send_cprb(bool userspace, struct ap_perms *perms, spin_unlock(&zcrypt_list_lock); if (!pref_zq) { - ZCRYPT_DBF_DBG("%s no match for address %02x.%04x => ENODEV\n", - __func__, xcrb->user_defined, *domain); + pr_debug("%s no match for address %02x.%04x => ENODEV\n", + __func__, xcrb->user_defined, *domain); rc = -ENODEV; goto out; } @@ -952,6 +946,10 @@ static long _zcrypt_send_cprb(bool userspace, struct ap_perms *perms, *domain = AP_QID_QUEUE(qid); rc = pref_zq->ops->send_cprb(userspace, pref_zq, xcrb, &ap_msg); + if (!rc) { + print_hex_dump_debug("ccarpl: ", DUMP_PREFIX_ADDRESS, 16, 1, + ap_msg.msg, ap_msg.len, false); + } spin_lock(&zcrypt_list_lock); zcrypt_drop_queue(pref_zc, pref_zq, mod, wgt); @@ -970,7 +968,26 @@ out: long zcrypt_send_cprb(struct ica_xcRB *xcrb) { - return _zcrypt_send_cprb(false, &ap_perms, NULL, xcrb); + struct zcrypt_track tr; + int rc; + + memset(&tr, 0, sizeof(tr)); + + do { + rc = _zcrypt_send_cprb(false, &ap_perms, &tr, xcrb); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) + do { + rc = _zcrypt_send_cprb(false, &ap_perms, &tr, xcrb); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; + if (rc) + pr_debug("%s rc=%d\n", __func__, rc); + + return rc; } EXPORT_SYMBOL(zcrypt_send_cprb); @@ -1045,6 +1062,8 @@ static long _zcrypt_send_ep11_cprb(bool userspace, struct ap_perms *perms, rc = prep_ep11_ap_msg(userspace, xcrb, &ap_msg, &func_code, &domain); if (rc) goto out_free; + print_hex_dump_debug("ep11req: ", DUMP_PREFIX_ADDRESS, 16, 1, + ap_msg.msg, ap_msg.len, false); if (perms != &ap_perms && domain < AUTOSEL_DOM) { if (ap_msg.flags & AP_MSG_FLAG_ADMIN) { @@ -1113,15 +1132,15 @@ static long _zcrypt_send_ep11_cprb(bool userspace, struct ap_perms *perms, if (!pref_zq) { if (targets && target_num == 1) { - ZCRYPT_DBF_DBG("%s no match for address %02x.%04x => ENODEV\n", - __func__, (int)targets->ap_id, - (int)targets->dom_id); + pr_debug("%s no match for address %02x.%04x => ENODEV\n", + __func__, (int)targets->ap_id, + (int)targets->dom_id); } else if (targets) { - ZCRYPT_DBF_DBG("%s no match for %d target addrs => ENODEV\n", - __func__, (int)target_num); + pr_debug("%s no match for %d target addrs => ENODEV\n", + __func__, (int)target_num); } else { - ZCRYPT_DBF_DBG("%s no match for address ff.ffff => ENODEV\n", - __func__); + pr_debug("%s no match for address ff.ffff => ENODEV\n", + __func__); } rc = -ENODEV; goto out_free; @@ -1129,6 +1148,10 @@ static long _zcrypt_send_ep11_cprb(bool userspace, struct ap_perms *perms, qid = pref_zq->queue->qid; rc = pref_zq->ops->send_ep11_cprb(userspace, pref_zq, xcrb, &ap_msg); + if (!rc) { + print_hex_dump_debug("ep11rpl: ", DUMP_PREFIX_ADDRESS, 16, 1, + ap_msg.msg, ap_msg.len, false); + } spin_lock(&zcrypt_list_lock); zcrypt_drop_queue(pref_zc, pref_zq, mod, wgt); @@ -1149,7 +1172,26 @@ out: long zcrypt_send_ep11_cprb(struct ep11_urb *xcrb) { - return _zcrypt_send_ep11_cprb(false, &ap_perms, NULL, xcrb); + struct zcrypt_track tr; + int rc; + + memset(&tr, 0, sizeof(tr)); + + do { + rc = _zcrypt_send_ep11_cprb(false, &ap_perms, &tr, xcrb); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) + do { + rc = _zcrypt_send_ep11_cprb(false, &ap_perms, &tr, xcrb); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; + if (rc) + pr_debug("%s rc=%d\n", __func__, rc); + + return rc; } EXPORT_SYMBOL(zcrypt_send_ep11_cprb); @@ -1199,8 +1241,7 @@ static long zcrypt_rng(char *buffer) spin_unlock(&zcrypt_list_lock); if (!pref_zq) { - ZCRYPT_DBF_DBG("%s no matching queue found => ENODEV\n", - __func__); + pr_debug("%s no matching queue found => ENODEV\n", __func__); rc = -ENODEV; goto out; } @@ -1431,20 +1472,17 @@ static int icarsamodexpo_ioctl(struct ap_perms *perms, unsigned long arg) do { rc = zcrypt_rsa_modexpo(perms, &tr, &mex); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = zcrypt_rsa_modexpo(perms, &tr, &mex); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; if (rc) { - ZCRYPT_DBF_DBG("ioctl ICARSAMODEXPO rc=%d\n", rc); + pr_debug("ioctl ICARSAMODEXPO rc=%d\n", rc); return rc; } return put_user(mex.outputdatalength, &umex->outputdatalength); @@ -1463,20 +1501,17 @@ static int icarsacrt_ioctl(struct ap_perms *perms, unsigned long arg) do { rc = zcrypt_rsa_crt(perms, &tr, &crt); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = zcrypt_rsa_crt(perms, &tr, &crt); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; if (rc) { - ZCRYPT_DBF_DBG("ioctl ICARSACRT rc=%d\n", rc); + pr_debug("ioctl ICARSACRT rc=%d\n", rc); return rc; } return put_user(crt.outputdatalength, &ucrt->outputdatalength); @@ -1495,21 +1530,18 @@ static int zsecsendcprb_ioctl(struct ap_perms *perms, unsigned long arg) do { rc = _zcrypt_send_cprb(true, perms, &tr, &xcrb); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = _zcrypt_send_cprb(true, perms, &tr, &xcrb); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; if (rc) - ZCRYPT_DBF_DBG("ioctl ZSENDCPRB rc=%d status=0x%x\n", - rc, xcrb.status); + pr_debug("ioctl ZSENDCPRB rc=%d status=0x%x\n", + rc, xcrb.status); if (copy_to_user(uxcrb, &xcrb, sizeof(xcrb))) return -EFAULT; return rc; @@ -1528,20 +1560,17 @@ static int zsendep11cprb_ioctl(struct ap_perms *perms, unsigned long arg) do { rc = _zcrypt_send_ep11_cprb(true, perms, &tr, &xcrb); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = _zcrypt_send_ep11_cprb(true, perms, &tr, &xcrb); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; if (rc) - ZCRYPT_DBF_DBG("ioctl ZSENDEP11CPRB rc=%d\n", rc); + pr_debug("ioctl ZSENDEP11CPRB rc=%d\n", rc); if (copy_to_user(uxcrb, &xcrb, sizeof(xcrb))) return -EFAULT; return rc; @@ -1670,7 +1699,7 @@ static long zcrypt_unlocked_ioctl(struct file *filp, unsigned int cmd, } /* unknown ioctl number */ default: - ZCRYPT_DBF_DBG("unknown ioctl 0x%08x\n", cmd); + pr_debug("unknown ioctl 0x%08x\n", cmd); return -ENOIOCTLCMD; } } @@ -1708,16 +1737,13 @@ static long trans_modexpo32(struct ap_perms *perms, struct file *filp, mex64.n_modulus = compat_ptr(mex32.n_modulus); do { rc = zcrypt_rsa_modexpo(perms, &tr, &mex64); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = zcrypt_rsa_modexpo(perms, &tr, &mex64); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; if (rc) @@ -1761,16 +1787,13 @@ static long trans_modexpo_crt32(struct ap_perms *perms, struct file *filp, crt64.u_mult_inv = compat_ptr(crt32.u_mult_inv); do { rc = zcrypt_rsa_crt(perms, &tr, &crt64); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = zcrypt_rsa_crt(perms, &tr, &crt64); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; if (rc) @@ -1833,16 +1856,13 @@ static long trans_xcrb32(struct ap_perms *perms, struct file *filp, xcrb64.status = xcrb32.status; do { rc = _zcrypt_send_cprb(true, perms, &tr, &xcrb64); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); + + /* on ENODEV failure: retry once again after a requested rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) do { rc = _zcrypt_send_cprb(true, perms, &tr, &xcrb64); - if (rc == -EAGAIN) - tr.again_counter++; - } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + } while (rc == -EAGAIN && ++tr.again_counter < TRACK_AGAIN_MAX); if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) rc = -EIO; xcrb32.reply_control_blk_length = xcrb64.reply_control_blk_length; @@ -1914,8 +1934,8 @@ static int zcrypt_rng_data_read(struct hwrng *rng, u32 *data) */ if (zcrypt_rng_buffer_index == 0) { rc = zcrypt_rng((char *)zcrypt_rng_buffer); - /* on failure: retry once again after a requested rescan */ - if ((rc == -ENODEV) && (zcrypt_process_rescan())) + /* on ENODEV failure: retry once again after an AP bus rescan */ + if (rc == -ENODEV && zcrypt_process_rescan()) rc = zcrypt_rng((char *)zcrypt_rng_buffer); if (rc < 0) return -EIO; @@ -1977,7 +1997,7 @@ void zcrypt_rng_device_remove(void) * an asynchronous job. This function waits until these initial jobs * are done and so the zcrypt api should be ready to serve crypto * requests - if there are resources available. The function uses an - * internal timeout of 60s. The very first caller will either wait for + * internal timeout of 30s. The very first caller will either wait for * ap bus bindings complete or the timeout happens. This state will be * remembered for further callers which will only be blocked until a * decision is made (timeout or bindings complete). @@ -1996,8 +2016,8 @@ int zcrypt_wait_api_operational(void) switch (zcrypt_wait_api_state) { case 0: /* initial state, invoke wait for the ap bus complete */ - rc = ap_wait_init_apqn_bindings_complete( - msecs_to_jiffies(60 * 1000)); + rc = ap_wait_apqn_bindings_complete( + msecs_to_jiffies(ZCRYPT_WAIT_BINDINGS_COMPLETE_MS)); switch (rc) { case 0: /* ap bus bindings are complete */ @@ -2014,8 +2034,8 @@ int zcrypt_wait_api_operational(void) break; default: /* other failure */ - ZCRYPT_DBF_DBG("%s ap_wait_init_apqn_bindings_complete()=%d\n", - __func__, rc); + pr_debug("%s ap_wait_init_apqn_bindings_complete()=%d\n", + __func__, rc); break; } break; @@ -2038,7 +2058,7 @@ EXPORT_SYMBOL(zcrypt_wait_api_operational); int __init zcrypt_debug_init(void) { zcrypt_dbf_info = debug_register("zcrypt", 2, 1, - DBF_MAX_SPRINTF_ARGS * sizeof(long)); + ZCRYPT_DBF_MAX_SPRINTF_ARGS * sizeof(long)); debug_register_view(zcrypt_dbf_info, &debug_sprintf_view); debug_set_level(zcrypt_dbf_info, DBF_ERR); diff --git a/drivers/s390/crypto/zcrypt_api.h b/drivers/s390/crypto/zcrypt_api.h index de659954c8f7..4ed481df57ca 100644 --- a/drivers/s390/crypto/zcrypt_api.h +++ b/drivers/s390/crypto/zcrypt_api.h @@ -38,6 +38,15 @@ */ #define ZCRYPT_RNG_BUFFER_SIZE 4096 +/** + * The zcrypt_wait_api_operational() function waits this + * amount in milliseconds for ap_wait_aqpn_bindings_complete(). + * Also on a cprb send failure with ENODEV the send functions + * trigger an ap bus rescan and wait this time in milliseconds + * for ap_wait_aqpn_bindings_complete() before resending. + */ +#define ZCRYPT_WAIT_BINDINGS_COMPLETE_MS 30000 + /* * Identifier for Crypto Request Performance Index */ diff --git a/drivers/s390/crypto/zcrypt_ccamisc.c b/drivers/s390/crypto/zcrypt_ccamisc.c index 263fe182648b..0a3a678ffc7e 100644 --- a/drivers/s390/crypto/zcrypt_ccamisc.c +++ b/drivers/s390/crypto/zcrypt_ccamisc.c @@ -23,11 +23,6 @@ #include "zcrypt_msgtype6.h" #include "zcrypt_ccamisc.h" -#define DEBUG_DBG(...) ZCRYPT_DBF(DBF_DEBUG, ##__VA_ARGS__) -#define DEBUG_INFO(...) ZCRYPT_DBF(DBF_INFO, ##__VA_ARGS__) -#define DEBUG_WARN(...) ZCRYPT_DBF(DBF_WARN, ##__VA_ARGS__) -#define DEBUG_ERR(...) ZCRYPT_DBF(DBF_ERR, ##__VA_ARGS__) - /* Size of parameter block used for all cca requests/replies */ #define PARMBSIZE 512 @@ -367,8 +362,8 @@ int cca_genseckey(u16 cardnr, u16 domain, memcpy(preqparm->lv1.key_length, "KEYLN32 ", 8); break; default: - DEBUG_ERR("%s unknown/unsupported keybitsize %d\n", - __func__, keybitsize); + ZCRYPT_DBF_ERR("%s unknown/unsupported keybitsize %d\n", + __func__, keybitsize); rc = -EINVAL; goto out; } @@ -386,15 +381,15 @@ int cca_genseckey(u16 cardnr, u16 domain, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, errno %d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, errno %d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR("%s secure key generate failure, card response %d/%d\n", - __func__, + ZCRYPT_DBF_ERR("%s secure key generate failure, card response %d/%d\n", + __func__, (int)prepcblk->ccp_rtcode, (int)prepcblk->ccp_rscode); rc = -EIO; @@ -411,8 +406,8 @@ int cca_genseckey(u16 cardnr, u16 domain, - sizeof(prepparm->lv3.keyblock.toklen) - sizeof(prepparm->lv3.keyblock.tokattr); if (seckeysize != SECKEYBLOBSIZE) { - DEBUG_ERR("%s secure token size mismatch %d != %d bytes\n", - __func__, seckeysize, SECKEYBLOBSIZE); + ZCRYPT_DBF_ERR("%s secure token size mismatch %d != %d bytes\n", + __func__, seckeysize, SECKEYBLOBSIZE); rc = -EIO; goto out; } @@ -505,8 +500,8 @@ int cca_clr2seckey(u16 cardnr, u16 domain, u32 keybitsize, keysize = 32; break; default: - DEBUG_ERR("%s unknown/unsupported keybitsize %d\n", - __func__, keybitsize); + ZCRYPT_DBF_ERR("%s unknown/unsupported keybitsize %d\n", + __func__, keybitsize); rc = -EINVAL; goto out; } @@ -524,17 +519,17 @@ int cca_clr2seckey(u16 cardnr, u16 domain, u32 keybitsize, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR("%s clear key import failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s clear key import failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); rc = -EIO; goto out; } @@ -549,8 +544,8 @@ int cca_clr2seckey(u16 cardnr, u16 domain, u32 keybitsize, - sizeof(prepparm->lv3.keyblock.toklen) - sizeof(prepparm->lv3.keyblock.tokattr); if (seckeysize != SECKEYBLOBSIZE) { - DEBUG_ERR("%s secure token size mismatch %d != %d bytes\n", - __func__, seckeysize, SECKEYBLOBSIZE); + ZCRYPT_DBF_ERR("%s secure token size mismatch %d != %d bytes\n", + __func__, seckeysize, SECKEYBLOBSIZE); rc = -EIO; goto out; } @@ -651,17 +646,17 @@ int cca_sec2protkey(u16 cardnr, u16 domain, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR("%s unwrap secure key failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s unwrap secure key failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); if (prepcblk->ccp_rtcode == 8 && prepcblk->ccp_rscode == 2290) rc = -EAGAIN; else @@ -669,10 +664,10 @@ int cca_sec2protkey(u16 cardnr, u16 domain, goto out; } if (prepcblk->ccp_rscode != 0) { - DEBUG_WARN("%s unwrap secure key warning, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_WARN("%s unwrap secure key warning, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); } /* process response cprb param block */ @@ -683,8 +678,8 @@ int cca_sec2protkey(u16 cardnr, u16 domain, /* check the returned keyblock */ if (prepparm->lv3.ckb.version != 0x01 && prepparm->lv3.ckb.version != 0x02) { - DEBUG_ERR("%s reply param keyblock version mismatch 0x%02x\n", - __func__, (int)prepparm->lv3.ckb.version); + ZCRYPT_DBF_ERR("%s reply param keyblock version mismatch 0x%02x\n", + __func__, (int)prepparm->lv3.ckb.version); rc = -EIO; goto out; } @@ -707,8 +702,8 @@ int cca_sec2protkey(u16 cardnr, u16 domain, *protkeytype = PKEY_KEYTYPE_AES_256; break; default: - DEBUG_ERR("%s unknown/unsupported keylen %d\n", - __func__, prepparm->lv3.ckb.len); + ZCRYPT_DBF_ERR("%s unknown/unsupported keylen %d\n", + __func__, prepparm->lv3.ckb.len); rc = -EIO; goto out; } @@ -840,9 +835,8 @@ int cca_gencipherkey(u16 cardnr, u16 domain, u32 keybitsize, u32 keygenflags, case 256: break; default: - DEBUG_ERR( - "%s unknown/unsupported keybitsize %d\n", - __func__, keybitsize); + ZCRYPT_DBF_ERR("%s unknown/unsupported keybitsize %d\n", + __func__, keybitsize); rc = -EINVAL; goto out; } @@ -880,19 +874,17 @@ int cca_gencipherkey(u16 cardnr, u16 domain, u32 keybitsize, u32 keygenflags, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR( - "%s cipher key generate failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s cipher key generate failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); rc = -EIO; goto out; } @@ -905,8 +897,8 @@ int cca_gencipherkey(u16 cardnr, u16 domain, u32 keybitsize, u32 keygenflags, /* do some plausibility checks on the key block */ if (prepparm->kb.len < 120 + 5 * sizeof(uint16_t) || prepparm->kb.len > 136 + 5 * sizeof(uint16_t)) { - DEBUG_ERR("%s reply with invalid or unknown key block\n", - __func__); + ZCRYPT_DBF_ERR("%s reply with invalid or unknown key block\n", + __func__); rc = -EIO; goto out; } @@ -1048,19 +1040,17 @@ static int _ip_cprb_helper(u16 cardnr, u16 domain, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR( - "%s CSNBKPI2 failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s CSNBKPI2 failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); rc = -EIO; goto out; } @@ -1073,8 +1063,8 @@ static int _ip_cprb_helper(u16 cardnr, u16 domain, /* do some plausibility checks on the key block */ if (prepparm->kb.len < 120 + 3 * sizeof(uint16_t) || prepparm->kb.len > 136 + 3 * sizeof(uint16_t)) { - DEBUG_ERR("%s reply with invalid or unknown key block\n", - __func__); + ZCRYPT_DBF_ERR("%s reply with invalid or unknown key block\n", + __func__); rc = -EIO; goto out; } @@ -1132,33 +1122,29 @@ int cca_clr2cipherkey(u16 card, u16 dom, u32 keybitsize, u32 keygenflags, rc = _ip_cprb_helper(card, dom, "AES ", "FIRST ", "MIN3PART", exorbuf, keybitsize, token, &tokensize); if (rc) { - DEBUG_ERR( - "%s clear key import 1/4 with CSNBKPI2 failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s clear key import 1/4 with CSNBKPI2 failed, rc=%d\n", + __func__, rc); goto out; } rc = _ip_cprb_helper(card, dom, "AES ", "ADD-PART", NULL, clrkey, keybitsize, token, &tokensize); if (rc) { - DEBUG_ERR( - "%s clear key import 2/4 with CSNBKPI2 failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s clear key import 2/4 with CSNBKPI2 failed, rc=%d\n", + __func__, rc); goto out; } rc = _ip_cprb_helper(card, dom, "AES ", "ADD-PART", NULL, exorbuf, keybitsize, token, &tokensize); if (rc) { - DEBUG_ERR( - "%s clear key import 3/4 with CSNBKPI2 failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s clear key import 3/4 with CSNBKPI2 failed, rc=%d\n", + __func__, rc); goto out; } rc = _ip_cprb_helper(card, dom, "AES ", "COMPLETE", NULL, NULL, keybitsize, token, &tokensize); if (rc) { - DEBUG_ERR( - "%s clear key import 4/4 with CSNBKPI2 failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s clear key import 4/4 with CSNBKPI2 failed, rc=%d\n", + __func__, rc); goto out; } @@ -1265,19 +1251,17 @@ int cca_cipher2protkey(u16 cardnr, u16 domain, const u8 *ckey, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR( - "%s unwrap secure key failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s unwrap secure key failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); if (prepcblk->ccp_rtcode == 8 && prepcblk->ccp_rscode == 2290) rc = -EAGAIN; else @@ -1285,11 +1269,10 @@ int cca_cipher2protkey(u16 cardnr, u16 domain, const u8 *ckey, goto out; } if (prepcblk->ccp_rscode != 0) { - DEBUG_WARN( - "%s unwrap secure key warning, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_WARN("%s unwrap secure key warning, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); } /* process response cprb param block */ @@ -1300,15 +1283,14 @@ int cca_cipher2protkey(u16 cardnr, u16 domain, const u8 *ckey, /* check the returned keyblock */ if (prepparm->vud.ckb.version != 0x01 && prepparm->vud.ckb.version != 0x02) { - DEBUG_ERR("%s reply param keyblock version mismatch 0x%02x\n", - __func__, (int)prepparm->vud.ckb.version); + ZCRYPT_DBF_ERR("%s reply param keyblock version mismatch 0x%02x\n", + __func__, (int)prepparm->vud.ckb.version); rc = -EIO; goto out; } if (prepparm->vud.ckb.algo != 0x02) { - DEBUG_ERR( - "%s reply param keyblock algo mismatch 0x%02x != 0x02\n", - __func__, (int)prepparm->vud.ckb.algo); + ZCRYPT_DBF_ERR("%s reply param keyblock algo mismatch 0x%02x != 0x02\n", + __func__, (int)prepparm->vud.ckb.algo); rc = -EIO; goto out; } @@ -1331,8 +1313,8 @@ int cca_cipher2protkey(u16 cardnr, u16 domain, const u8 *ckey, *protkeytype = PKEY_KEYTYPE_AES_256; break; default: - DEBUG_ERR("%s unknown/unsupported keylen %d\n", - __func__, prepparm->vud.ckb.keylen); + ZCRYPT_DBF_ERR("%s unknown/unsupported keylen %d\n", + __func__, prepparm->vud.ckb.keylen); rc = -EIO; goto out; } @@ -1432,19 +1414,17 @@ int cca_ecc2protkey(u16 cardnr, u16 domain, const u8 *key, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR( - "%s unwrap secure key failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s unwrap secure key failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); if (prepcblk->ccp_rtcode == 8 && prepcblk->ccp_rscode == 2290) rc = -EAGAIN; else @@ -1452,11 +1432,10 @@ int cca_ecc2protkey(u16 cardnr, u16 domain, const u8 *key, goto out; } if (prepcblk->ccp_rscode != 0) { - DEBUG_WARN( - "%s unwrap secure key warning, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_WARN("%s unwrap secure key warning, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); } /* process response cprb param block */ @@ -1466,23 +1445,22 @@ int cca_ecc2protkey(u16 cardnr, u16 domain, const u8 *key, /* check the returned keyblock */ if (prepparm->vud.ckb.version != 0x02) { - DEBUG_ERR("%s reply param keyblock version mismatch 0x%02x != 0x02\n", - __func__, (int)prepparm->vud.ckb.version); + ZCRYPT_DBF_ERR("%s reply param keyblock version mismatch 0x%02x != 0x02\n", + __func__, (int)prepparm->vud.ckb.version); rc = -EIO; goto out; } if (prepparm->vud.ckb.algo != 0x81) { - DEBUG_ERR( - "%s reply param keyblock algo mismatch 0x%02x != 0x81\n", - __func__, (int)prepparm->vud.ckb.algo); + ZCRYPT_DBF_ERR("%s reply param keyblock algo mismatch 0x%02x != 0x81\n", + __func__, (int)prepparm->vud.ckb.algo); rc = -EIO; goto out; } /* copy the translated protected key */ if (prepparm->vud.ckb.keylen > *protkeylen) { - DEBUG_ERR("%s prot keylen mismatch %d > buffersize %u\n", - __func__, prepparm->vud.ckb.keylen, *protkeylen); + ZCRYPT_DBF_ERR("%s prot keylen mismatch %d > buffersize %u\n", + __func__, prepparm->vud.ckb.keylen, *protkeylen); rc = -EIO; goto out; } @@ -1550,17 +1528,17 @@ int cca_query_crypto_facility(u16 cardnr, u16 domain, /* forward xcrb with request CPRB and reply CPRB to zcrypt dd */ rc = zcrypt_send_cprb(&xcrb); if (rc) { - DEBUG_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_cprb (cardnr=%d domain=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } /* check response returncode and reasoncode */ if (prepcblk->ccp_rtcode != 0) { - DEBUG_ERR("%s unwrap secure key failure, card response %d/%d\n", - __func__, - (int)prepcblk->ccp_rtcode, - (int)prepcblk->ccp_rscode); + ZCRYPT_DBF_ERR("%s unwrap secure key failure, card response %d/%d\n", + __func__, + (int)prepcblk->ccp_rtcode, + (int)prepcblk->ccp_rscode); rc = -EIO; goto out; } diff --git a/drivers/s390/crypto/zcrypt_debug.h b/drivers/s390/crypto/zcrypt_debug.h index 5cf88aabd64b..9a208dc4c200 100644 --- a/drivers/s390/crypto/zcrypt_debug.h +++ b/drivers/s390/crypto/zcrypt_debug.h @@ -17,7 +17,7 @@ #define RC2ERR(rc) ((rc) ? DBF_ERR : DBF_INFO) #define RC2WARN(rc) ((rc) ? DBF_WARN : DBF_INFO) -#define DBF_MAX_SPRINTF_ARGS 6 +#define ZCRYPT_DBF_MAX_SPRINTF_ARGS 6 #define ZCRYPT_DBF(...) \ debug_sprintf_event(zcrypt_dbf_info, ##__VA_ARGS__) @@ -27,8 +27,6 @@ debug_sprintf_event(zcrypt_dbf_info, DBF_WARN, ##__VA_ARGS__) #define ZCRYPT_DBF_INFO(...) \ debug_sprintf_event(zcrypt_dbf_info, DBF_INFO, ##__VA_ARGS__) -#define ZCRYPT_DBF_DBG(...) \ - debug_sprintf_event(zcrypt_dbf_info, DBF_DEBUG, ##__VA_ARGS__) extern debug_info_t *zcrypt_dbf_info; diff --git a/drivers/s390/crypto/zcrypt_ep11misc.c b/drivers/s390/crypto/zcrypt_ep11misc.c index 0a877f9792c2..eb7f5489ccf9 100644 --- a/drivers/s390/crypto/zcrypt_ep11misc.c +++ b/drivers/s390/crypto/zcrypt_ep11misc.c @@ -24,11 +24,6 @@ #include "zcrypt_ep11misc.h" #include "zcrypt_ccamisc.h" -#define DEBUG_DBG(...) ZCRYPT_DBF(DBF_DEBUG, ##__VA_ARGS__) -#define DEBUG_INFO(...) ZCRYPT_DBF(DBF_INFO, ##__VA_ARGS__) -#define DEBUG_WARN(...) ZCRYPT_DBF(DBF_WARN, ##__VA_ARGS__) -#define DEBUG_ERR(...) ZCRYPT_DBF(DBF_ERR, ##__VA_ARGS__) - #define EP11_PINBLOB_V1_BYTES 56 /* default iv used here */ @@ -510,7 +505,7 @@ static int check_reply_pl(const u8 *pl, const char *func) /* start tag */ if (*pl++ != 0x30) { - DEBUG_ERR("%s reply start tag mismatch\n", func); + ZCRYPT_DBF_ERR("%s reply start tag mismatch\n", func); return -EIO; } @@ -527,40 +522,41 @@ static int check_reply_pl(const u8 *pl, const char *func) len = *((u16 *)pl); pl += 2; } else { - DEBUG_ERR("%s reply start tag lenfmt mismatch 0x%02hhx\n", - func, *pl); + ZCRYPT_DBF_ERR("%s reply start tag lenfmt mismatch 0x%02hhx\n", + func, *pl); return -EIO; } /* len should cover at least 3 fields with 32 bit value each */ if (len < 3 * 6) { - DEBUG_ERR("%s reply length %d too small\n", func, len); + ZCRYPT_DBF_ERR("%s reply length %d too small\n", func, len); return -EIO; } /* function tag, length and value */ if (pl[0] != 0x04 || pl[1] != 0x04) { - DEBUG_ERR("%s function tag or length mismatch\n", func); + ZCRYPT_DBF_ERR("%s function tag or length mismatch\n", func); return -EIO; } pl += 6; /* dom tag, length and value */ if (pl[0] != 0x04 || pl[1] != 0x04) { - DEBUG_ERR("%s dom tag or length mismatch\n", func); + ZCRYPT_DBF_ERR("%s dom tag or length mismatch\n", func); return -EIO; } pl += 6; /* return value tag, length and value */ if (pl[0] != 0x04 || pl[1] != 0x04) { - DEBUG_ERR("%s return value tag or length mismatch\n", func); + ZCRYPT_DBF_ERR("%s return value tag or length mismatch\n", + func); return -EIO; } pl += 2; ret = *((u32 *)pl); if (ret != 0) { - DEBUG_ERR("%s return value 0x%04x != 0\n", func, ret); + ZCRYPT_DBF_ERR("%s return value 0x%04x != 0\n", func, ret); return -EIO; } @@ -626,9 +622,8 @@ static int ep11_query_info(u16 cardnr, u16 domain, u32 query_type, rc = zcrypt_send_ep11_cprb(urb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", - __func__, (int)cardnr, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", + __func__, (int)cardnr, (int)domain, rc); goto out; } @@ -636,13 +631,13 @@ static int ep11_query_info(u16 cardnr, u16 domain, u32 query_type, if (rc) goto out; if (rep_pl->data_tag != 0x04 || rep_pl->data_lenfmt != 0x82) { - DEBUG_ERR("%s unknown reply data format\n", __func__); + ZCRYPT_DBF_ERR("%s unknown reply data format\n", __func__); rc = -EIO; goto out; } if (rep_pl->data_len > buflen) { - DEBUG_ERR("%s mismatch between reply data len and buffer len\n", - __func__); + ZCRYPT_DBF_ERR("%s mismatch between reply data len and buffer len\n", + __func__); rc = -ENOSPC; goto out; } @@ -816,9 +811,8 @@ static int _ep11_genaeskey(u16 card, u16 domain, case 256: break; default: - DEBUG_ERR( - "%s unknown/unsupported keybitsize %d\n", - __func__, keybitsize); + ZCRYPT_DBF_ERR("%s unknown/unsupported keybitsize %d\n", + __func__, keybitsize); rc = -EINVAL; goto out; } @@ -878,9 +872,8 @@ static int _ep11_genaeskey(u16 card, u16 domain, rc = zcrypt_send_ep11_cprb(urb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", - __func__, (int)card, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", + __func__, (int)card, (int)domain, rc); goto out; } @@ -888,13 +881,13 @@ static int _ep11_genaeskey(u16 card, u16 domain, if (rc) goto out; if (rep_pl->data_tag != 0x04 || rep_pl->data_lenfmt != 0x82) { - DEBUG_ERR("%s unknown reply data format\n", __func__); + ZCRYPT_DBF_ERR("%s unknown reply data format\n", __func__); rc = -EIO; goto out; } if (rep_pl->data_len > *keybufsize) { - DEBUG_ERR("%s mismatch reply data len / key buffer len\n", - __func__); + ZCRYPT_DBF_ERR("%s mismatch reply data len / key buffer len\n", + __func__); rc = -ENOSPC; goto out; } @@ -1030,9 +1023,8 @@ static int ep11_cryptsingle(u16 card, u16 domain, rc = zcrypt_send_ep11_cprb(urb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", - __func__, (int)card, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", + __func__, (int)card, (int)domain, rc); goto out; } @@ -1040,7 +1032,7 @@ static int ep11_cryptsingle(u16 card, u16 domain, if (rc) goto out; if (rep_pl->data_tag != 0x04) { - DEBUG_ERR("%s unknown reply data format\n", __func__); + ZCRYPT_DBF_ERR("%s unknown reply data format\n", __func__); rc = -EIO; goto out; } @@ -1053,14 +1045,14 @@ static int ep11_cryptsingle(u16 card, u16 domain, n = *((u16 *)p); p += 2; } else { - DEBUG_ERR("%s unknown reply data length format 0x%02hhx\n", - __func__, rep_pl->data_lenfmt); + ZCRYPT_DBF_ERR("%s unknown reply data length format 0x%02hhx\n", + __func__, rep_pl->data_lenfmt); rc = -EIO; goto out; } if (n > *outbufsize) { - DEBUG_ERR("%s mismatch reply data len %d / output buffer %zu\n", - __func__, n, *outbufsize); + ZCRYPT_DBF_ERR("%s mismatch reply data len %d / output buffer %zu\n", + __func__, n, *outbufsize); rc = -ENOSPC; goto out; } @@ -1188,9 +1180,8 @@ static int _ep11_unwrapkey(u16 card, u16 domain, rc = zcrypt_send_ep11_cprb(urb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", - __func__, (int)card, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", + __func__, (int)card, (int)domain, rc); goto out; } @@ -1198,13 +1189,13 @@ static int _ep11_unwrapkey(u16 card, u16 domain, if (rc) goto out; if (rep_pl->data_tag != 0x04 || rep_pl->data_lenfmt != 0x82) { - DEBUG_ERR("%s unknown reply data format\n", __func__); + ZCRYPT_DBF_ERR("%s unknown reply data format\n", __func__); rc = -EIO; goto out; } if (rep_pl->data_len > *keybufsize) { - DEBUG_ERR("%s mismatch reply data len / key buffer len\n", - __func__); + ZCRYPT_DBF_ERR("%s mismatch reply data len / key buffer len\n", + __func__); rc = -ENOSPC; goto out; } @@ -1343,9 +1334,8 @@ static int _ep11_wrapkey(u16 card, u16 domain, rc = zcrypt_send_ep11_cprb(urb); if (rc) { - DEBUG_ERR( - "%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", - __func__, (int)card, (int)domain, rc); + ZCRYPT_DBF_ERR("%s zcrypt_send_ep11_cprb(card=%d dom=%d) failed, rc=%d\n", + __func__, (int)card, (int)domain, rc); goto out; } @@ -1353,13 +1343,13 @@ static int _ep11_wrapkey(u16 card, u16 domain, if (rc) goto out; if (rep_pl->data_tag != 0x04 || rep_pl->data_lenfmt != 0x82) { - DEBUG_ERR("%s unknown reply data format\n", __func__); + ZCRYPT_DBF_ERR("%s unknown reply data format\n", __func__); rc = -EIO; goto out; } if (rep_pl->data_len > *datasize) { - DEBUG_ERR("%s mismatch reply data len / data buffer len\n", - __func__); + ZCRYPT_DBF_ERR("%s mismatch reply data len / data buffer len\n", + __func__); rc = -ENOSPC; goto out; } @@ -1386,9 +1376,8 @@ int ep11_clr2keyblob(u16 card, u16 domain, u32 keybitsize, u32 keygenflags, if (keybitsize == 128 || keybitsize == 192 || keybitsize == 256) { clrkeylen = keybitsize / 8; } else { - DEBUG_ERR( - "%s unknown/unsupported keybitsize %d\n", - __func__, keybitsize); + ZCRYPT_DBF_ERR("%s unknown/unsupported keybitsize %d\n", + __func__, keybitsize); return -EINVAL; } @@ -1405,9 +1394,8 @@ int ep11_clr2keyblob(u16 card, u16 domain, u32 keybitsize, u32 keygenflags, 0x00006c00, /* EN/DECRYPT, WRAP/UNWRAP */ kek, &keklen); if (rc) { - DEBUG_ERR( - "%s generate kek key failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s generate kek key failed, rc=%d\n", + __func__, rc); goto out; } @@ -1415,9 +1403,8 @@ int ep11_clr2keyblob(u16 card, u16 domain, u32 keybitsize, u32 keygenflags, rc = ep11_cryptsingle(card, domain, 0, 0, def_iv, kek, keklen, clrkey, clrkeylen, encbuf, &encbuflen); if (rc) { - DEBUG_ERR( - "%s encrypting key value with kek key failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s encrypting key value with kek key failed, rc=%d\n", + __func__, rc); goto out; } @@ -1426,9 +1413,8 @@ int ep11_clr2keyblob(u16 card, u16 domain, u32 keybitsize, u32 keygenflags, encbuf, encbuflen, 0, def_iv, keybitsize, 0, keybuf, keybufsize, keytype); if (rc) { - DEBUG_ERR( - "%s importing key value as new key failed,, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s importing key value as new key failed,, rc=%d\n", + __func__, rc); goto out; } @@ -1476,17 +1462,16 @@ int ep11_kblob2protkey(u16 card, u16 dom, rc = _ep11_wrapkey(card, dom, (u8 *)key, keylen, 0, def_iv, wkbuf, &wkbuflen); if (rc) { - DEBUG_ERR( - "%s rewrapping ep11 key to pkey failed, rc=%d\n", - __func__, rc); + ZCRYPT_DBF_ERR("%s rewrapping ep11 key to pkey failed, rc=%d\n", + __func__, rc); goto out; } wki = (struct wk_info *)wkbuf; /* check struct version and pkey type */ if (wki->version != 1 || wki->pkeytype < 1 || wki->pkeytype > 5) { - DEBUG_ERR("%s wk info version %d or pkeytype %d mismatch.\n", - __func__, (int)wki->version, (int)wki->pkeytype); + ZCRYPT_DBF_ERR("%s wk info version %d or pkeytype %d mismatch.\n", + __func__, (int)wki->version, (int)wki->pkeytype); rc = -EIO; goto out; } @@ -1511,8 +1496,8 @@ int ep11_kblob2protkey(u16 card, u16 dom, *protkeytype = PKEY_KEYTYPE_AES_256; break; default: - DEBUG_ERR("%s unknown/unsupported AES pkeysize %d\n", - __func__, (int)wki->pkeysize); + ZCRYPT_DBF_ERR("%s unknown/unsupported AES pkeysize %d\n", + __func__, (int)wki->pkeysize); rc = -EIO; goto out; } @@ -1525,16 +1510,16 @@ int ep11_kblob2protkey(u16 card, u16 dom, break; case 2: /* TDES */ default: - DEBUG_ERR("%s unknown/unsupported key type %d\n", - __func__, (int)wki->pkeytype); + ZCRYPT_DBF_ERR("%s unknown/unsupported key type %d\n", + __func__, (int)wki->pkeytype); rc = -EIO; goto out; } /* copy the translated protected key */ if (wki->pkeysize > *protkeylen) { - DEBUG_ERR("%s wk info pkeysize %llu > protkeysize %u\n", - __func__, wki->pkeysize, *protkeylen); + ZCRYPT_DBF_ERR("%s wk info pkeysize %llu > protkeysize %u\n", + __func__, wki->pkeysize, *protkeylen); rc = -EINVAL; goto out; } diff --git a/drivers/s390/crypto/zcrypt_error.h b/drivers/s390/crypto/zcrypt_error.h index a44fcfcec938..46e27b43a8af 100644 --- a/drivers/s390/crypto/zcrypt_error.h +++ b/drivers/s390/crypto/zcrypt_error.h @@ -119,10 +119,9 @@ static inline int convert_error(struct zcrypt_queue *zq, case REP82_ERROR_MESSAGE_TYPE: /* 0x20 */ case REP82_ERROR_TRANSPORT_FAIL: /* 0x90 */ /* - * Msg to wrong type or card/infrastructure failure. - * Trigger rescan of the ap bus, trigger retry request. + * Msg to wrong type or card/infrastructure failure. Return + * EAGAIN, the upper layer may do a retry on the request. */ - atomic_set(&zcrypt_rescan_req, 1); /* For type 86 response show the apfs value (failure reason) */ if (ehdr->reply_code == REP82_ERROR_TRANSPORT_FAIL && ehdr->type == TYPE86_RSP_CODE) { diff --git a/drivers/s390/crypto/zcrypt_msgtype50.c b/drivers/s390/crypto/zcrypt_msgtype50.c index 2e155de8abe5..3b39cb8f926d 100644 --- a/drivers/s390/crypto/zcrypt_msgtype50.c +++ b/drivers/s390/crypto/zcrypt_msgtype50.c @@ -427,7 +427,7 @@ static void zcrypt_msgtype50_receive(struct ap_queue *aq, len = t80h->len; if (len > reply->bufsize || len > msg->bufsize || len != reply->len) { - ZCRYPT_DBF_DBG("%s len mismatch => EMSGSIZE\n", __func__); + pr_debug("%s len mismatch => EMSGSIZE\n", __func__); msg->rc = -EMSGSIZE; goto out; } @@ -487,9 +487,9 @@ static long zcrypt_msgtype50_modexpo(struct zcrypt_queue *zq, out: ap_msg->private = NULL; if (rc) - ZCRYPT_DBF_DBG("%s send me cprb at dev=%02x.%04x rc=%d\n", - __func__, AP_QID_CARD(zq->queue->qid), - AP_QID_QUEUE(zq->queue->qid), rc); + pr_debug("%s send me cprb at dev=%02x.%04x rc=%d\n", + __func__, AP_QID_CARD(zq->queue->qid), + AP_QID_QUEUE(zq->queue->qid), rc); return rc; } @@ -537,9 +537,9 @@ static long zcrypt_msgtype50_modexpo_crt(struct zcrypt_queue *zq, out: ap_msg->private = NULL; if (rc) - ZCRYPT_DBF_DBG("%s send crt cprb at dev=%02x.%04x rc=%d\n", - __func__, AP_QID_CARD(zq->queue->qid), - AP_QID_QUEUE(zq->queue->qid), rc); + pr_debug("%s send crt cprb at dev=%02x.%04x rc=%d\n", + __func__, AP_QID_CARD(zq->queue->qid), + AP_QID_QUEUE(zq->queue->qid), rc); return rc; } diff --git a/drivers/s390/crypto/zcrypt_msgtype6.c b/drivers/s390/crypto/zcrypt_msgtype6.c index 3c53abbdc342..215f257d2360 100644 --- a/drivers/s390/crypto/zcrypt_msgtype6.c +++ b/drivers/s390/crypto/zcrypt_msgtype6.c @@ -437,9 +437,9 @@ static int xcrb_msg_to_type6cprb_msgx(bool userspace, struct ap_message *ap_msg, ap_msg->flags |= AP_MSG_FLAG_ADMIN; break; default: - ZCRYPT_DBF_DBG("%s unknown CPRB minor version '%c%c'\n", - __func__, msg->cprbx.func_id[0], - msg->cprbx.func_id[1]); + pr_debug("%s unknown CPRB minor version '%c%c'\n", + __func__, msg->cprbx.func_id[0], + msg->cprbx.func_id[1]); } /* copy data block */ @@ -629,9 +629,9 @@ static int convert_type86_xcrb(bool userspace, struct zcrypt_queue *zq, /* Copy CPRB to user */ if (xcrb->reply_control_blk_length < msg->fmt2.count1) { - ZCRYPT_DBF_DBG("%s reply_control_blk_length %u < required %u => EMSGSIZE\n", - __func__, xcrb->reply_control_blk_length, - msg->fmt2.count1); + pr_debug("%s reply_control_blk_length %u < required %u => EMSGSIZE\n", + __func__, xcrb->reply_control_blk_length, + msg->fmt2.count1); return -EMSGSIZE; } if (z_copy_to_user(userspace, xcrb->reply_control_blk_addr, @@ -642,9 +642,9 @@ static int convert_type86_xcrb(bool userspace, struct zcrypt_queue *zq, /* Copy data buffer to user */ if (msg->fmt2.count2) { if (xcrb->reply_data_length < msg->fmt2.count2) { - ZCRYPT_DBF_DBG("%s reply_data_length %u < required %u => EMSGSIZE\n", - __func__, xcrb->reply_data_length, - msg->fmt2.count2); + pr_debug("%s reply_data_length %u < required %u => EMSGSIZE\n", + __func__, xcrb->reply_data_length, + msg->fmt2.count2); return -EMSGSIZE; } if (z_copy_to_user(userspace, xcrb->reply_data_addr, @@ -673,9 +673,9 @@ static int convert_type86_ep11_xcrb(bool userspace, struct zcrypt_queue *zq, char *data = reply->msg; if (xcrb->resp_len < msg->fmt2.count1) { - ZCRYPT_DBF_DBG("%s resp_len %u < required %u => EMSGSIZE\n", - __func__, (unsigned int)xcrb->resp_len, - msg->fmt2.count1); + pr_debug("%s resp_len %u < required %u => EMSGSIZE\n", + __func__, (unsigned int)xcrb->resp_len, + msg->fmt2.count1); return -EMSGSIZE; } @@ -875,7 +875,8 @@ static void zcrypt_msgtype6_receive(struct ap_queue *aq, len = sizeof(struct type86x_reply) + t86r->length; if (len > reply->bufsize || len > msg->bufsize || len != reply->len) { - ZCRYPT_DBF_DBG("%s len mismatch => EMSGSIZE\n", __func__); + pr_debug("%s len mismatch => EMSGSIZE\n", + __func__); msg->rc = -EMSGSIZE; goto out; } @@ -889,7 +890,8 @@ static void zcrypt_msgtype6_receive(struct ap_queue *aq, len = t86r->fmt2.offset1 + t86r->fmt2.count1; if (len > reply->bufsize || len > msg->bufsize || len != reply->len) { - ZCRYPT_DBF_DBG("%s len mismatch => EMSGSIZE\n", __func__); + pr_debug("%s len mismatch => EMSGSIZE\n", + __func__); msg->rc = -EMSGSIZE; goto out; } @@ -939,7 +941,8 @@ static void zcrypt_msgtype6_receive_ep11(struct ap_queue *aq, len = t86r->fmt2.offset1 + t86r->fmt2.count1; if (len > reply->bufsize || len > msg->bufsize || len != reply->len) { - ZCRYPT_DBF_DBG("%s len mismatch => EMSGSIZE\n", __func__); + pr_debug("%s len mismatch => EMSGSIZE\n", + __func__); msg->rc = -EMSGSIZE; goto out; } @@ -1151,9 +1154,9 @@ static long zcrypt_msgtype6_send_cprb(bool userspace, struct zcrypt_queue *zq, out: if (rc) - ZCRYPT_DBF_DBG("%s send cprb at dev=%02x.%04x rc=%d\n", - __func__, AP_QID_CARD(zq->queue->qid), - AP_QID_QUEUE(zq->queue->qid), rc); + pr_debug("%s send cprb at dev=%02x.%04x rc=%d\n", + __func__, AP_QID_CARD(zq->queue->qid), + AP_QID_QUEUE(zq->queue->qid), rc); return rc; } @@ -1274,9 +1277,9 @@ static long zcrypt_msgtype6_send_ep11_cprb(bool userspace, struct zcrypt_queue * out: if (rc) - ZCRYPT_DBF_DBG("%s send cprb at dev=%02x.%04x rc=%d\n", - __func__, AP_QID_CARD(zq->queue->qid), - AP_QID_QUEUE(zq->queue->qid), rc); + pr_debug("%s send cprb at dev=%02x.%04x rc=%d\n", + __func__, AP_QID_CARD(zq->queue->qid), + AP_QID_QUEUE(zq->queue->qid), rc); return rc; } diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index b92a32b4b114..04c64ce0a1ca 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -255,9 +255,10 @@ static void qeth_l3_clear_ip_htable(struct qeth_card *card, int recover) if (!recover) { hash_del(&addr->hnode); kfree(addr); - continue; + } else { + /* prepare for recovery */ + addr->disp_flag = QETH_DISP_ADDR_ADD; } - addr->disp_flag = QETH_DISP_ADDR_ADD; } mutex_unlock(&card->ip_lock); @@ -278,9 +279,11 @@ static void qeth_l3_recover_ip(struct qeth_card *card) if (addr->disp_flag == QETH_DISP_ADDR_ADD) { rc = qeth_l3_register_addr_entry(card, addr); - if (!rc) { + if (!rc || rc == -EADDRINUSE || rc == -ENETDOWN) { + /* keep it in the records */ addr->disp_flag = QETH_DISP_ADDR_DO_NOTHING; } else { + /* bad address */ hash_del(&addr->hnode); kfree(addr); } diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index addac7fbe37b..9ce27092729c 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -1270,7 +1270,7 @@ source "drivers/scsi/arm/Kconfig" config JAZZ_ESP bool "MIPS JAZZ FAS216 SCSI support" - depends on MACH_JAZZ && SCSI + depends on MACH_JAZZ && SCSI=y select SCSI_SPI_ATTRS help This is the driver for the onboard SCSI host adapter of MIPS Magnum diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index 19eee108db02..5c8d1ba3f8f3 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -319,17 +319,16 @@ static void fcoe_ctlr_announce(struct fcoe_ctlr *fip) { struct fcoe_fcf *sel; struct fcoe_fcf *fcf; - unsigned long flags; mutex_lock(&fip->ctlr_mutex); - spin_lock_irqsave(&fip->ctlr_lock, flags); + spin_lock_bh(&fip->ctlr_lock); kfree_skb(fip->flogi_req); fip->flogi_req = NULL; list_for_each_entry(fcf, &fip->fcfs, list) fcf->flogi_sent = 0; - spin_unlock_irqrestore(&fip->ctlr_lock, flags); + spin_unlock_bh(&fip->ctlr_lock); sel = fip->sel_fcf; if (sel && ether_addr_equal(sel->fcf_mac, fip->dest_addr)) @@ -700,7 +699,6 @@ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, { struct fc_frame *fp; struct fc_frame_header *fh; - unsigned long flags; u16 old_xid; u8 op; u8 mac[ETH_ALEN]; @@ -734,11 +732,11 @@ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, op = FIP_DT_FLOGI; if (fip->mode == FIP_MODE_VN2VN) break; - spin_lock_irqsave(&fip->ctlr_lock, flags); + spin_lock_bh(&fip->ctlr_lock); kfree_skb(fip->flogi_req); fip->flogi_req = skb; fip->flogi_req_send = 1; - spin_unlock_irqrestore(&fip->ctlr_lock, flags); + spin_unlock_bh(&fip->ctlr_lock); schedule_work(&fip->timer_work); return -EINPROGRESS; case ELS_FDISC: @@ -1707,11 +1705,10 @@ static int fcoe_ctlr_flogi_send_locked(struct fcoe_ctlr *fip) static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip) { struct fcoe_fcf *fcf; - unsigned long flags; int error; mutex_lock(&fip->ctlr_mutex); - spin_lock_irqsave(&fip->ctlr_lock, flags); + spin_lock_bh(&fip->ctlr_lock); LIBFCOE_FIP_DBG(fip, "re-sending FLOGI - reselect\n"); fcf = fcoe_ctlr_select(fip); if (!fcf || fcf->flogi_sent) { @@ -1722,7 +1719,7 @@ static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip) fcoe_ctlr_solicit(fip, NULL); error = fcoe_ctlr_flogi_send_locked(fip); } - spin_unlock_irqrestore(&fip->ctlr_lock, flags); + spin_unlock_bh(&fip->ctlr_lock); mutex_unlock(&fip->ctlr_mutex); return error; } @@ -1739,9 +1736,8 @@ static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip) static void fcoe_ctlr_flogi_send(struct fcoe_ctlr *fip) { struct fcoe_fcf *fcf; - unsigned long flags; - spin_lock_irqsave(&fip->ctlr_lock, flags); + spin_lock_bh(&fip->ctlr_lock); fcf = fip->sel_fcf; if (!fcf || !fip->flogi_req_send) goto unlock; @@ -1768,7 +1764,7 @@ static void fcoe_ctlr_flogi_send(struct fcoe_ctlr *fip) } else /* XXX */ LIBFCOE_FIP_DBG(fip, "No FCF selected - defer send\n"); unlock: - spin_unlock_irqrestore(&fip->ctlr_lock, flags); + spin_unlock_bh(&fip->ctlr_lock); } /** diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h index 2074937c05bc..ce73f08ee889 100644 --- a/drivers/scsi/fnic/fnic.h +++ b/drivers/scsi/fnic/fnic.h @@ -305,6 +305,7 @@ struct fnic { unsigned int copy_wq_base; struct work_struct link_work; struct work_struct frame_work; + struct work_struct flush_work; struct sk_buff_head frame_queue; struct sk_buff_head tx_queue; @@ -363,7 +364,7 @@ void fnic_handle_event(struct work_struct *work); int fnic_rq_cmpl_handler(struct fnic *fnic, int); int fnic_alloc_rq_frame(struct vnic_rq *rq); void fnic_free_rq_buf(struct vnic_rq *rq, struct vnic_rq_buf *buf); -void fnic_flush_tx(struct fnic *); +void fnic_flush_tx(struct work_struct *work); void fnic_eth_send(struct fcoe_ctlr *, struct sk_buff *skb); void fnic_set_port_id(struct fc_lport *, u32, struct fc_frame *); void fnic_update_mac(struct fc_lport *, u8 *new); diff --git a/drivers/scsi/fnic/fnic_fcs.c b/drivers/scsi/fnic/fnic_fcs.c index 5e312a55cc7d..a08293b2ad9f 100644 --- a/drivers/scsi/fnic/fnic_fcs.c +++ b/drivers/scsi/fnic/fnic_fcs.c @@ -1182,7 +1182,7 @@ int fnic_send(struct fc_lport *lp, struct fc_frame *fp) /** * fnic_flush_tx() - send queued frames. - * @fnic: fnic device + * @work: pointer to work element * * Send frames that were waiting to go out in FC or Ethernet mode. * Whenever changing modes we purge queued frames, so these frames should @@ -1190,8 +1190,9 @@ int fnic_send(struct fc_lport *lp, struct fc_frame *fp) * * Called without fnic_lock held. */ -void fnic_flush_tx(struct fnic *fnic) +void fnic_flush_tx(struct work_struct *work) { + struct fnic *fnic = container_of(work, struct fnic, flush_work); struct sk_buff *skb; struct fc_frame *fp; diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c index 5ed1d897311a..29eead383eb9 100644 --- a/drivers/scsi/fnic/fnic_main.c +++ b/drivers/scsi/fnic/fnic_main.c @@ -830,6 +830,7 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) spin_lock_init(&fnic->vlans_lock); INIT_WORK(&fnic->fip_frame_work, fnic_handle_fip_frame); INIT_WORK(&fnic->event_work, fnic_handle_event); + INIT_WORK(&fnic->flush_work, fnic_flush_tx); skb_queue_head_init(&fnic->fip_frame_queue); INIT_LIST_HEAD(&fnic->evlist); INIT_LIST_HEAD(&fnic->vlans); diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 8d7fc5284293..fc4cee91b175 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -680,7 +680,7 @@ static int fnic_fcpio_fw_reset_cmpl_handler(struct fnic *fnic, spin_unlock_irqrestore(&fnic->fnic_lock, flags); - fnic_flush_tx(fnic); + queue_work(fnic_event_queue, &fnic->flush_work); reset_cmpl_handler_end: fnic_clear_state_flags(fnic, FNIC_FLAGS_FWRESET); @@ -736,7 +736,7 @@ static int fnic_fcpio_flogi_reg_cmpl_handler(struct fnic *fnic, } spin_unlock_irqrestore(&fnic->fnic_lock, flags); - fnic_flush_tx(fnic); + queue_work(fnic_event_queue, &fnic->flush_work); queue_work(fnic_event_queue, &fnic->frame_work); } else { spin_unlock_irqrestore(&fnic->fnic_lock, flags); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index d26941b131fd..bf879d81846b 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -1918,7 +1918,7 @@ out: * * Returns the number of SGEs added to the SGL. **/ -static int +static uint32_t lpfc_bg_setup_sgl(struct lpfc_hba *phba, struct scsi_cmnd *sc, struct sli4_sge *sgl, int datasegcnt, struct lpfc_io_buf *lpfc_cmd) @@ -1926,8 +1926,8 @@ lpfc_bg_setup_sgl(struct lpfc_hba *phba, struct scsi_cmnd *sc, struct scatterlist *sgde = NULL; /* s/g data entry */ struct sli4_sge_diseed *diseed = NULL; dma_addr_t physaddr; - int i = 0, num_sge = 0, status; - uint32_t reftag; + int i = 0, status; + uint32_t reftag, num_sge = 0; uint8_t txop, rxop; #ifdef CONFIG_SCSI_LPFC_DEBUG_FS uint32_t rc; @@ -2099,7 +2099,7 @@ out: * * Returns the number of SGEs added to the SGL. **/ -static int +static uint32_t lpfc_bg_setup_sgl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, struct sli4_sge *sgl, int datacnt, int protcnt, struct lpfc_io_buf *lpfc_cmd) @@ -2123,8 +2123,8 @@ lpfc_bg_setup_sgl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, uint32_t rc; #endif uint32_t checking = 1; - uint32_t dma_offset = 0; - int num_sge = 0, j = 2; + uint32_t dma_offset = 0, num_sge = 0; + int j = 2; struct sli4_hybrid_sgl *sgl_xtra = NULL; sgpe = scsi_prot_sglist(sc); diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c index c0c8ab586957..d32ad46318cb 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_transport.c +++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c @@ -1671,7 +1671,7 @@ mpi3mr_update_mr_sas_port(struct mpi3mr_ioc *mrioc, struct host_port *h_port, void mpi3mr_refresh_sas_ports(struct mpi3mr_ioc *mrioc) { - struct host_port h_port[64]; + struct host_port *h_port = NULL; int i, j, found, host_port_count = 0, port_idx; u16 sz, attached_handle, ioc_status; struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0 = NULL; @@ -1685,6 +1685,10 @@ mpi3mr_refresh_sas_ports(struct mpi3mr_ioc *mrioc) sas_io_unit_pg0 = kzalloc(sz, GFP_KERNEL); if (!sas_io_unit_pg0) return; + h_port = kcalloc(64, sizeof(struct host_port), GFP_KERNEL); + if (!h_port) + goto out; + if (mpi3mr_cfg_get_sas_io_unit_pg0(mrioc, sas_io_unit_pg0, sz)) { ioc_err(mrioc, "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); @@ -1814,6 +1818,7 @@ mpi3mr_refresh_sas_ports(struct mpi3mr_ioc *mrioc) } } out: + kfree(h_port); kfree(sas_io_unit_pg0); } diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 8761bc58d965..b8120ca93c79 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -7378,7 +7378,9 @@ _base_wait_for_iocstate(struct MPT3SAS_ADAPTER *ioc, int timeout) return -EFAULT; } - issue_diag_reset: + return 0; + +issue_diag_reset: rc = _base_diag_reset(ioc); return rc; } diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 76d369343c7a..8cad9792a562 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -328,21 +328,39 @@ static int scsi_vpd_inquiry(struct scsi_device *sdev, unsigned char *buffer, return result + 4; } +enum scsi_vpd_parameters { + SCSI_VPD_HEADER_SIZE = 4, + SCSI_VPD_LIST_SIZE = 36, +}; + static int scsi_get_vpd_size(struct scsi_device *sdev, u8 page) { - unsigned char vpd_header[SCSI_VPD_HEADER_SIZE] __aligned(4); + unsigned char vpd[SCSI_VPD_LIST_SIZE] __aligned(4); int result; if (sdev->no_vpd_size) return SCSI_DEFAULT_VPD_LEN; /* + * Fetch the supported pages VPD and validate that the requested page + * number is present. + */ + if (page != 0) { + result = scsi_vpd_inquiry(sdev, vpd, 0, sizeof(vpd)); + if (result < SCSI_VPD_HEADER_SIZE) + return 0; + + result -= SCSI_VPD_HEADER_SIZE; + if (!memchr(&vpd[SCSI_VPD_HEADER_SIZE], page, result)) + return 0; + } + /* * Fetch the VPD page header to find out how big the page * is. This is done to prevent problems on legacy devices * which can not handle allocation lengths as large as * potentially requested by the caller. */ - result = scsi_vpd_inquiry(sdev, vpd_header, page, sizeof(vpd_header)); + result = scsi_vpd_inquiry(sdev, vpd, page, SCSI_VPD_HEADER_SIZE); if (result < 0) return 0; diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 4f455884fdc4..612489afe8d2 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -282,11 +282,12 @@ static void scsi_eh_inc_host_failed(struct rcu_head *head) { struct scsi_cmnd *scmd = container_of(head, typeof(*scmd), rcu); struct Scsi_Host *shost = scmd->device->host; + unsigned int busy = scsi_host_busy(shost); unsigned long flags; spin_lock_irqsave(shost->host_lock, flags); shost->host_failed++; - scsi_eh_wakeup(shost, scsi_host_busy(shost)); + scsi_eh_wakeup(shost, busy); spin_unlock_irqrestore(shost->host_lock, flags); } diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 1fb80eae9a63..df5ac03d5d6c 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -278,9 +278,11 @@ static void scsi_dec_host_busy(struct Scsi_Host *shost, struct scsi_cmnd *cmd) rcu_read_lock(); __clear_bit(SCMD_STATE_INFLIGHT, &cmd->state); if (unlikely(scsi_host_in_recovery(shost))) { + unsigned int busy = scsi_host_busy(shost); + spin_lock_irqsave(shost->host_lock, flags); if (shost->host_failed || shost->host_eh_scheduled) - scsi_eh_wakeup(shost, scsi_host_busy(shost)); + scsi_eh_wakeup(shost, busy); spin_unlock_irqrestore(shost->host_lock, flags); } rcu_read_unlock(); diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 44680f65ea14..9969f4e2f1c3 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -332,7 +332,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget, sdev->sg_reserved_size = INT_MAX; - q = blk_mq_init_queue(&sdev->host->tag_set); + q = blk_mq_alloc_queue(&sdev->host->tag_set, NULL, NULL); if (IS_ERR(q)) { /* release fn is set up in scsi_sysfs_device_initialise, so * have to free and put manually here */ diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 0833b3e6aa6e..bdd0acf7fa3c 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3407,6 +3407,24 @@ static bool sd_validate_opt_xfer_size(struct scsi_disk *sdkp, return true; } +static void sd_read_block_zero(struct scsi_disk *sdkp) +{ + unsigned int buf_len = sdkp->device->sector_size; + char *buffer, cmd[10] = { }; + + buffer = kmalloc(buf_len, GFP_KERNEL); + if (!buffer) + return; + + cmd[0] = READ_10; + put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */ + put_unaligned_be16(1, &cmd[7]); /* Transfer 1 logical block */ + + scsi_execute_cmd(sdkp->device, cmd, REQ_OP_DRV_IN, buffer, buf_len, + SD_TIMEOUT, sdkp->max_retries, NULL); + kfree(buffer); +} + /** * sd_revalidate_disk - called the first time a new disk is seen, * performs disk spin up, read_capacity, etc. @@ -3446,7 +3464,13 @@ static int sd_revalidate_disk(struct gendisk *disk) */ if (sdkp->media_present) { sd_read_capacity(sdkp, buffer); - + /* + * Some USB/UAS devices return generic values for mode pages + * until the media has been accessed. Trigger a READ operation + * to force the device to populate mode pages. + */ + if (sdp->read_before_ms) + sd_read_block_zero(sdkp); /* * set the default to rotational. All non-rotational devices * support the block characteristics VPD page, which will diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index ceff1ec13f9e..385180c98be4 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -6533,8 +6533,11 @@ static void pqi_map_queues(struct Scsi_Host *shost) { struct pqi_ctrl_info *ctrl_info = shost_to_hba(shost); - blk_mq_pci_map_queues(&shost->tag_set.map[HCTX_TYPE_DEFAULT], + if (!ctrl_info->disable_managed_interrupts) + return blk_mq_pci_map_queues(&shost->tag_set.map[HCTX_TYPE_DEFAULT], ctrl_info->pci_dev, 0); + else + return blk_mq_map_queues(&shost->tag_set.map[HCTX_TYPE_DEFAULT]); } static inline bool pqi_is_tape_changer_device(struct pqi_scsi_dev *device) diff --git a/drivers/soc/mediatek/Kconfig b/drivers/soc/mediatek/Kconfig index 0810b5b0c688..50c664b65f4d 100644 --- a/drivers/soc/mediatek/Kconfig +++ b/drivers/soc/mediatek/Kconfig @@ -68,4 +68,13 @@ config MTK_SVS chip process corner, temperatures and other factors. Then DVFS driver could apply SVS bank voltage to PMIC/Buck. +config MTK_SOCINFO + tristate "MediaTek SoC Information" + default y + depends on NVMEM_MTK_EFUSE + help + The MediaTek SoC Information (mtk-socinfo) driver provides + information about the SoC to the userspace including the + manufacturer name, marketing name and soc name. + endmenu diff --git a/drivers/soc/mediatek/Makefile b/drivers/soc/mediatek/Makefile index 9d3ce7878c5c..6830512848fd 100644 --- a/drivers/soc/mediatek/Makefile +++ b/drivers/soc/mediatek/Makefile @@ -7,3 +7,4 @@ obj-$(CONFIG_MTK_REGULATOR_COUPLER) += mtk-regulator-coupler.o obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o obj-$(CONFIG_MTK_MMSYS) += mtk-mutex.o obj-$(CONFIG_MTK_SVS) += mtk-svs.o +obj-$(CONFIG_MTK_SOCINFO) += mtk-socinfo.o diff --git a/drivers/soc/mediatek/mtk-socinfo.c b/drivers/soc/mediatek/mtk-socinfo.c new file mode 100644 index 000000000000..42572e8c1520 --- /dev/null +++ b/drivers/soc/mediatek/mtk-socinfo.c @@ -0,0 +1,191 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2023 MediaTek Inc. + */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_platform.h> +#include <linux/pm_runtime.h> +#include <linux/nvmem-consumer.h> +#include <linux/device.h> +#include <linux/device/bus.h> +#include <linux/debugfs.h> +#include <linux/seq_file.h> +#include <linux/string.h> +#include <linux/sys_soc.h> +#include <linux/slab.h> +#include <linux/platform_device.h> + +#define MTK_SOCINFO_ENTRY(_soc_name, _segment_name, _marketing_name, _cell_data1, _cell_data2) {\ + .soc_name = _soc_name, \ + .segment_name = _segment_name, \ + .marketing_name = _marketing_name, \ + .cell_data = {_cell_data1, _cell_data2} \ +} +#define CELL_NOT_USED (0xFFFFFFFF) +#define MAX_CELLS (2) + +struct mtk_socinfo { + struct device *dev; + struct name_data *name_data; + struct socinfo_data *socinfo_data; + struct soc_device *soc_dev; +}; + +struct socinfo_data { + char *soc_name; + char *segment_name; + char *marketing_name; + u32 cell_data[MAX_CELLS]; +}; + +static const char *cell_names[MAX_CELLS] = {"socinfo-data1", "socinfo-data2"}; + +static struct socinfo_data socinfo_data_table[] = { + MTK_SOCINFO_ENTRY("MT8173", "MT8173V/AC", "MT8173", 0x6CA20004, 0x10000000), + MTK_SOCINFO_ENTRY("MT8183", "MT8183V/AZA", "Kompanio 500", 0x00010043, 0x00000840), + MTK_SOCINFO_ENTRY("MT8183", "MT8183V/AZA", "Kompanio 500", 0x00010043, 0x00000940), + MTK_SOCINFO_ENTRY("MT8186", "MT8186GV/AZA", "Kompanio 520", 0x81861001, CELL_NOT_USED), + MTK_SOCINFO_ENTRY("MT8186T", "MT8186TV/AZA", "Kompanio 528", 0x81862001, CELL_NOT_USED), + MTK_SOCINFO_ENTRY("MT8188", "MT8188GV/AZA", "Kompanio 830", 0x81880000, 0x00000010), + MTK_SOCINFO_ENTRY("MT8188", "MT8188GV/HZA", "Kompanio 830", 0x81880000, 0x00000011), + MTK_SOCINFO_ENTRY("MT8192", "MT8192V/AZA", "Kompanio 820", 0x00001100, 0x00040080), + MTK_SOCINFO_ENTRY("MT8192T", "MT8192V/ATZA", "Kompanio 828", 0x00000100, 0x000400C0), + MTK_SOCINFO_ENTRY("MT8195", "MT8195GV/EZA", "Kompanio 1200", 0x81950300, CELL_NOT_USED), + MTK_SOCINFO_ENTRY("MT8195", "MT8195GV/EHZA", "Kompanio 1200", 0x81950304, CELL_NOT_USED), + MTK_SOCINFO_ENTRY("MT8195", "MT8195TV/EZA", "Kompanio 1380", 0x81950400, CELL_NOT_USED), + MTK_SOCINFO_ENTRY("MT8195", "MT8195TV/EHZA", "Kompanio 1380", 0x81950404, CELL_NOT_USED), +}; + +static int mtk_socinfo_create_socinfo_node(struct mtk_socinfo *mtk_socinfop) +{ + struct soc_device_attribute *attrs; + static char machine[30] = {0}; + static const char *soc_manufacturer = "MediaTek"; + + attrs = devm_kzalloc(mtk_socinfop->dev, sizeof(*attrs), GFP_KERNEL); + if (!attrs) + return -ENOMEM; + + snprintf(machine, sizeof(machine), "%s (%s)", mtk_socinfop->socinfo_data->marketing_name, + mtk_socinfop->socinfo_data->soc_name); + attrs->family = soc_manufacturer; + attrs->machine = machine; + + mtk_socinfop->soc_dev = soc_device_register(attrs); + if (IS_ERR(mtk_socinfop->soc_dev)) + return PTR_ERR(mtk_socinfop->soc_dev); + + dev_info(mtk_socinfop->dev, "%s %s SoC detected.\n", soc_manufacturer, attrs->machine); + return 0; +} + +static u32 mtk_socinfo_read_cell(struct device *dev, const char *name) +{ + struct nvmem_device *nvmemp; + struct device_node *np, *nvmem_node = dev->parent->of_node; + u32 offset; + u32 cell_val = CELL_NOT_USED; + + /* should never fail since the nvmem driver registers this child */ + nvmemp = nvmem_device_find(nvmem_node, device_match_of_node); + if (IS_ERR(nvmemp)) + goto out; + + np = of_get_child_by_name(nvmem_node, name); + if (!np) + goto put_device; + + if (of_property_read_u32_index(np, "reg", 0, &offset)) + goto put_node; + + nvmem_device_read(nvmemp, offset, sizeof(cell_val), &cell_val); + +put_node: + of_node_put(np); +put_device: + nvmem_device_put(nvmemp); +out: + return cell_val; +} + +static int mtk_socinfo_get_socinfo_data(struct mtk_socinfo *mtk_socinfop) +{ + unsigned int i, j; + unsigned int num_cell_data = 0; + u32 cell_data[MAX_CELLS] = {0}; + bool match_socinfo; + int match_socinfo_index = -1; + + for (i = 0; i < MAX_CELLS; i++) { + cell_data[i] = mtk_socinfo_read_cell(mtk_socinfop->dev, cell_names[i]); + if (cell_data[i] != CELL_NOT_USED) + num_cell_data++; + else + break; + } + + if (!num_cell_data) + return -ENOENT; + + for (i = 0; i < ARRAY_SIZE(socinfo_data_table); i++) { + match_socinfo = true; + for (j = 0; j < num_cell_data; j++) { + if (cell_data[j] != socinfo_data_table[i].cell_data[j]) { + match_socinfo = false; + break; + } + } + if (match_socinfo) { + mtk_socinfop->socinfo_data = &(socinfo_data_table[i]); + match_socinfo_index = i; + break; + } + } + + return match_socinfo_index >= 0 ? match_socinfo_index : -ENOENT; +} + +static int mtk_socinfo_probe(struct platform_device *pdev) +{ + struct mtk_socinfo *mtk_socinfop; + int ret; + + mtk_socinfop = devm_kzalloc(&pdev->dev, sizeof(*mtk_socinfop), GFP_KERNEL); + if (!mtk_socinfop) + return -ENOMEM; + + mtk_socinfop->dev = &pdev->dev; + + ret = mtk_socinfo_get_socinfo_data(mtk_socinfop); + if (ret < 0) + return dev_err_probe(mtk_socinfop->dev, ret, "Failed to get socinfo data\n"); + + ret = mtk_socinfo_create_socinfo_node(mtk_socinfop); + if (ret) + return dev_err_probe(mtk_socinfop->dev, ret, "Cannot create node\n"); + + platform_set_drvdata(pdev, mtk_socinfop); + return 0; +} + +static void mtk_socinfo_remove(struct platform_device *pdev) +{ + struct mtk_socinfo *mtk_socinfop = platform_get_drvdata(pdev); + + soc_device_unregister(mtk_socinfop->soc_dev); +} + +static struct platform_driver mtk_socinfo = { + .probe = mtk_socinfo_probe, + .remove_new = mtk_socinfo_remove, + .driver = { + .name = "mtk-socinfo", + }, +}; +module_platform_driver(mtk_socinfo); + +MODULE_AUTHOR("William-TW LIN <william-tw.lin@mediatek.com>"); +MODULE_DESCRIPTION("MediaTek socinfo driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/soc/microchip/Kconfig b/drivers/soc/microchip/Kconfig index 9b0fdd95276e..19f4b576f822 100644 --- a/drivers/soc/microchip/Kconfig +++ b/drivers/soc/microchip/Kconfig @@ -1,5 +1,5 @@ config POLARFIRE_SOC_SYS_CTRL - tristate "POLARFIRE_SOC_SYS_CTRL" + tristate "Microchip PolarFire SoC (MPFS) system controller support" depends on POLARFIRE_SOC_MAILBOX depends on MTD help diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig index c6ca4de42586..5af33b0e3470 100644 --- a/drivers/soc/qcom/Kconfig +++ b/drivers/soc/qcom/Kconfig @@ -268,4 +268,13 @@ config QCOM_INLINE_CRYPTO_ENGINE tristate select QCOM_SCM +config QCOM_PBS + tristate "PBS trigger support for Qualcomm Technologies, Inc. PMICS" + depends on SPMI + help + This driver supports configuring software programmable boot sequencer (PBS) + trigger event through PBS RAM on Qualcomm Technologies, Inc. PMICs. + This module provides the APIs to the client drivers that wants to send the + PBS trigger event to the PBS RAM. + endmenu diff --git a/drivers/soc/qcom/Makefile b/drivers/soc/qcom/Makefile index 05b3d54e8dc9..ca0bece0dfff 100644 --- a/drivers/soc/qcom/Makefile +++ b/drivers/soc/qcom/Makefile @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS_rpmh-rsc.o := -I$(src) +CFLAGS_qcom_aoss.o := -I$(src) obj-$(CONFIG_QCOM_AOSS_QMP) += qcom_aoss.o obj-$(CONFIG_QCOM_GENI_SE) += qcom-geni-se.o obj-$(CONFIG_QCOM_COMMAND_DB) += cmd-db.o @@ -34,3 +35,4 @@ obj-$(CONFIG_QCOM_KRYO_L2_ACCESSORS) += kryo-l2-accessors.o obj-$(CONFIG_QCOM_ICC_BWMON) += icc-bwmon.o qcom_ice-objs += ice.o obj-$(CONFIG_QCOM_INLINE_CRYPTO_ENGINE) += qcom_ice.o +obj-$(CONFIG_QCOM_PBS) += qcom-pbs.o diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c index 1f8b315576a4..50749e870efa 100644 --- a/drivers/soc/qcom/apr.c +++ b/drivers/soc/qcom/apr.c @@ -399,7 +399,7 @@ static int apr_uevent(const struct device *dev, struct kobj_uevent_env *env) return add_uevent_var(env, "MODALIAS=apr:%s", adev->name); } -struct bus_type aprbus = { +const struct bus_type aprbus = { .name = "aprbus", .match = apr_device_match, .probe = apr_device_probe, diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c index 4ca88eaebf06..cbef0dea1d5d 100644 --- a/drivers/soc/qcom/llcc-qcom.c +++ b/drivers/soc/qcom/llcc-qcom.c @@ -859,6 +859,8 @@ static int llcc_update_act_ctrl(u32 sid, ret = regmap_read_poll_timeout(drv_data->bcast_regmap, status_reg, slice_status, !(slice_status & status), 0, LLCC_STATUS_READ_DELAY); + if (ret) + return ret; if (drv_data->version >= LLCC_VERSION_4_1_0_0) ret = regmap_write(drv_data->bcast_regmap, act_clear_reg, diff --git a/drivers/soc/qcom/pmic_glink.c b/drivers/soc/qcom/pmic_glink.c index f4bfd24386f1..f913e9bd57ed 100644 --- a/drivers/soc/qcom/pmic_glink.c +++ b/drivers/soc/qcom/pmic_glink.c @@ -265,10 +265,17 @@ static int pmic_glink_probe(struct platform_device *pdev) pg->client_mask = *match_data; + pg->pdr = pdr_handle_alloc(pmic_glink_pdr_callback, pg); + if (IS_ERR(pg->pdr)) { + ret = dev_err_probe(&pdev->dev, PTR_ERR(pg->pdr), + "failed to initialize pdr\n"); + return ret; + } + if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI)) { ret = pmic_glink_add_aux_device(pg, &pg->ucsi_aux, "ucsi"); if (ret) - return ret; + goto out_release_pdr_handle; } if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE)) { ret = pmic_glink_add_aux_device(pg, &pg->altmode_aux, "altmode"); @@ -281,17 +288,11 @@ static int pmic_glink_probe(struct platform_device *pdev) goto out_release_altmode_aux; } - pg->pdr = pdr_handle_alloc(pmic_glink_pdr_callback, pg); - if (IS_ERR(pg->pdr)) { - ret = dev_err_probe(&pdev->dev, PTR_ERR(pg->pdr), "failed to initialize pdr\n"); - goto out_release_aux_devices; - } - service = pdr_add_lookup(pg->pdr, "tms/servreg", "msm/adsp/charger_pd"); if (IS_ERR(service)) { ret = dev_err_probe(&pdev->dev, PTR_ERR(service), "failed adding pdr lookup for charger_pd\n"); - goto out_release_pdr_handle; + goto out_release_aux_devices; } mutex_lock(&__pmic_glink_lock); @@ -300,8 +301,6 @@ static int pmic_glink_probe(struct platform_device *pdev) return 0; -out_release_pdr_handle: - pdr_handle_release(pg->pdr); out_release_aux_devices: if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT)) pmic_glink_del_aux_device(pg, &pg->ps_aux); @@ -311,6 +310,8 @@ out_release_altmode_aux: out_release_ucsi_aux: if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI)) pmic_glink_del_aux_device(pg, &pg->ucsi_aux); +out_release_pdr_handle: + pdr_handle_release(pg->pdr); return ret; } diff --git a/drivers/soc/qcom/pmic_glink_altmode.c b/drivers/soc/qcom/pmic_glink_altmode.c index 5fcd0fdd2faa..b3808fc24c69 100644 --- a/drivers/soc/qcom/pmic_glink_altmode.c +++ b/drivers/soc/qcom/pmic_glink_altmode.c @@ -76,7 +76,7 @@ struct pmic_glink_altmode_port { struct work_struct work; - struct device *bridge; + struct auxiliary_device *bridge; enum typec_orientation orientation; u16 svid; @@ -230,7 +230,7 @@ static void pmic_glink_altmode_worker(struct work_struct *work) else pmic_glink_altmode_enable_usb(altmode, alt_port); - drm_aux_hpd_bridge_notify(alt_port->bridge, + drm_aux_hpd_bridge_notify(&alt_port->bridge->dev, alt_port->hpd_state ? connector_status_connected : connector_status_disconnected); @@ -454,7 +454,7 @@ static int pmic_glink_altmode_probe(struct auxiliary_device *adev, alt_port->index = port; INIT_WORK(&alt_port->work, pmic_glink_altmode_worker); - alt_port->bridge = drm_dp_hpd_bridge_register(dev, to_of_node(fwnode)); + alt_port->bridge = devm_drm_dp_hpd_bridge_alloc(dev, to_of_node(fwnode)); if (IS_ERR(alt_port->bridge)) { fwnode_handle_put(fwnode); return PTR_ERR(alt_port->bridge); @@ -510,6 +510,16 @@ static int pmic_glink_altmode_probe(struct auxiliary_device *adev, } } + for (port = 0; port < ARRAY_SIZE(altmode->ports); port++) { + alt_port = &altmode->ports[port]; + if (!alt_port->bridge) + continue; + + ret = devm_drm_dp_hpd_bridge_add(dev, alt_port->bridge); + if (ret) + return ret; + } + altmode->client = devm_pmic_glink_register_client(dev, altmode->owner_id, pmic_glink_altmode_callback, diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-se.c index bdcf44b85b2f..2e8f24d5da80 100644 --- a/drivers/soc/qcom/qcom-geni-se.c +++ b/drivers/soc/qcom/qcom-geni-se.c @@ -89,7 +89,6 @@ * @base: Base address of this instance of QUP wrapper core * @clks: Handle to the primary & optional secondary AHB clocks * @num_clks: Count of clocks - * @to_core: Core ICC path */ struct geni_wrapper { struct device *dev; diff --git a/drivers/soc/qcom/qcom-pbs.c b/drivers/soc/qcom/qcom-pbs.c new file mode 100644 index 000000000000..6af49b5060e5 --- /dev/null +++ b/drivers/soc/qcom/qcom-pbs.c @@ -0,0 +1,236 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/platform_device.h> +#include <linux/of_platform.h> +#include <linux/regmap.h> +#include <linux/spmi.h> +#include <linux/soc/qcom/qcom-pbs.h> + +#define PBS_CLIENT_TRIG_CTL 0x42 +#define PBS_CLIENT_SW_TRIG_BIT BIT(7) +#define PBS_CLIENT_SCRATCH1 0x50 +#define PBS_CLIENT_SCRATCH2 0x51 +#define PBS_CLIENT_SCRATCH2_ERROR 0xFF + +#define RETRIES 2000 +#define DELAY 1100 + +struct pbs_dev { + struct device *dev; + struct regmap *regmap; + struct mutex lock; + struct device_link *link; + + u32 base; +}; + +static int qcom_pbs_wait_for_ack(struct pbs_dev *pbs, u8 bit_pos) +{ + unsigned int val; + int ret; + + ret = regmap_read_poll_timeout(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH2, + val, val & BIT(bit_pos), DELAY, DELAY * RETRIES); + + if (ret < 0) { + dev_err(pbs->dev, "Timeout for PBS ACK/NACK for bit %u\n", bit_pos); + return -ETIMEDOUT; + } + + if (val == PBS_CLIENT_SCRATCH2_ERROR) { + ret = regmap_write(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH2, 0); + dev_err(pbs->dev, "NACK from PBS for bit %u\n", bit_pos); + return -EINVAL; + } + + dev_dbg(pbs->dev, "PBS sequence for bit %u executed!\n", bit_pos); + return 0; +} + +/** + * qcom_pbs_trigger_event() - Trigger the PBS RAM sequence + * @pbs: Pointer to PBS device + * @bitmap: bitmap + * + * This function is used to trigger the PBS RAM sequence to be + * executed by the client driver. + * + * The PBS trigger sequence involves + * 1. setting the PBS sequence bit in PBS_CLIENT_SCRATCH1 + * 2. Initiating the SW PBS trigger + * 3. Checking the equivalent bit in PBS_CLIENT_SCRATCH2 for the + * completion of the sequence. + * 4. If PBS_CLIENT_SCRATCH2 == 0xFF, the PBS sequence failed to execute + * + * Return: 0 on success, < 0 on failure + */ +int qcom_pbs_trigger_event(struct pbs_dev *pbs, u8 bitmap) +{ + unsigned int val; + u16 bit_pos; + int ret; + + if (WARN_ON(!bitmap)) + return -EINVAL; + + if (IS_ERR_OR_NULL(pbs)) + return -EINVAL; + + mutex_lock(&pbs->lock); + ret = regmap_read(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH2, &val); + if (ret < 0) + goto out; + + if (val == PBS_CLIENT_SCRATCH2_ERROR) { + /* PBS error - clear SCRATCH2 register */ + ret = regmap_write(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH2, 0); + if (ret < 0) + goto out; + } + + for (bit_pos = 0; bit_pos < 8; bit_pos++) { + if (!(bitmap & BIT(bit_pos))) + continue; + + /* Clear the PBS sequence bit position */ + ret = regmap_update_bits(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH2, + BIT(bit_pos), 0); + if (ret < 0) + goto out_clear_scratch1; + + /* Set the PBS sequence bit position */ + ret = regmap_update_bits(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH1, + BIT(bit_pos), BIT(bit_pos)); + if (ret < 0) + goto out_clear_scratch1; + + /* Initiate the SW trigger */ + ret = regmap_update_bits(pbs->regmap, pbs->base + PBS_CLIENT_TRIG_CTL, + PBS_CLIENT_SW_TRIG_BIT, PBS_CLIENT_SW_TRIG_BIT); + if (ret < 0) + goto out_clear_scratch1; + + ret = qcom_pbs_wait_for_ack(pbs, bit_pos); + if (ret < 0) + goto out_clear_scratch1; + + /* Clear the PBS sequence bit position */ + regmap_update_bits(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH1, BIT(bit_pos), 0); + regmap_update_bits(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH2, BIT(bit_pos), 0); + } + +out_clear_scratch1: + /* Clear all the requested bitmap */ + ret = regmap_update_bits(pbs->regmap, pbs->base + PBS_CLIENT_SCRATCH1, bitmap, 0); + +out: + mutex_unlock(&pbs->lock); + + return ret; +} +EXPORT_SYMBOL_GPL(qcom_pbs_trigger_event); + +/** + * get_pbs_client_device() - Get the PBS device used by client + * @dev: Client device + * + * This function is used to get the PBS device that is being + * used by the client. + * + * Return: pbs_dev on success, ERR_PTR on failure + */ +struct pbs_dev *get_pbs_client_device(struct device *dev) +{ + struct device_node *pbs_dev_node; + struct platform_device *pdev; + struct pbs_dev *pbs; + + pbs_dev_node = of_parse_phandle(dev->of_node, "qcom,pbs", 0); + if (!pbs_dev_node) { + dev_err(dev, "Missing qcom,pbs property\n"); + return ERR_PTR(-ENODEV); + } + + pdev = of_find_device_by_node(pbs_dev_node); + if (!pdev) { + dev_err(dev, "Unable to find PBS dev_node\n"); + pbs = ERR_PTR(-EPROBE_DEFER); + goto out; + } + + pbs = platform_get_drvdata(pdev); + if (!pbs) { + dev_err(dev, "Cannot get pbs instance from %s\n", dev_name(&pdev->dev)); + platform_device_put(pdev); + pbs = ERR_PTR(-EPROBE_DEFER); + goto out; + } + + pbs->link = device_link_add(dev, &pdev->dev, DL_FLAG_AUTOREMOVE_SUPPLIER); + if (!pbs->link) { + dev_err(&pdev->dev, "Failed to create device link to consumer %s\n", dev_name(dev)); + platform_device_put(pdev); + pbs = ERR_PTR(-EINVAL); + goto out; + } + +out: + of_node_put(pbs_dev_node); + return pbs; +} +EXPORT_SYMBOL_GPL(get_pbs_client_device); + +static int qcom_pbs_probe(struct platform_device *pdev) +{ + struct pbs_dev *pbs; + u32 val; + int ret; + + pbs = devm_kzalloc(&pdev->dev, sizeof(*pbs), GFP_KERNEL); + if (!pbs) + return -ENOMEM; + + pbs->dev = &pdev->dev; + pbs->regmap = dev_get_regmap(pbs->dev->parent, NULL); + if (!pbs->regmap) { + dev_err(pbs->dev, "Couldn't get parent's regmap\n"); + return -EINVAL; + } + + ret = device_property_read_u32(pbs->dev, "reg", &val); + if (ret < 0) { + dev_err(pbs->dev, "Couldn't find reg, ret = %d\n", ret); + return ret; + } + pbs->base = val; + mutex_init(&pbs->lock); + + platform_set_drvdata(pdev, pbs); + + return 0; +} + +static const struct of_device_id qcom_pbs_match_table[] = { + { .compatible = "qcom,pbs" }, + {} +}; +MODULE_DEVICE_TABLE(of, qcom_pbs_match_table); + +static struct platform_driver qcom_pbs_driver = { + .driver = { + .name = "qcom-pbs", + .of_match_table = qcom_pbs_match_table, + }, + .probe = qcom_pbs_probe, +}; +module_platform_driver(qcom_pbs_driver) + +MODULE_DESCRIPTION("QCOM PBS DRIVER"); +MODULE_LICENSE("GPL"); diff --git a/drivers/soc/qcom/qcom_aoss.c b/drivers/soc/qcom/qcom_aoss.c index aff0cfb71482..ca2f6b7629ce 100644 --- a/drivers/soc/qcom/qcom_aoss.c +++ b/drivers/soc/qcom/qcom_aoss.c @@ -3,6 +3,7 @@ * Copyright (c) 2019, Linaro Ltd */ #include <linux/clk-provider.h> +#include <linux/debugfs.h> #include <linux/interrupt.h> #include <linux/io.h> #include <linux/mailbox_client.h> @@ -13,6 +14,9 @@ #include <linux/slab.h> #include <linux/soc/qcom/qcom_aoss.h> +#define CREATE_TRACE_POINTS +#include "trace-aoss.h" + #define QMP_DESC_MAGIC 0x0 #define QMP_DESC_VERSION 0x4 #define QMP_DESC_FEATURES 0x8 @@ -44,6 +48,8 @@ #define QMP_NUM_COOLING_RESOURCES 2 +#define QMP_DEBUGFS_FILES 4 + static bool qmp_cdev_max_state = 1; struct qmp_cooling_device { @@ -65,6 +71,8 @@ struct qmp_cooling_device { * @tx_lock: provides synchronization between multiple callers of qmp_send() * @qdss_clk: QDSS clock hw struct * @cooling_devs: thermal cooling devices + * @debugfs_root: directory for the developer/tester interface + * @debugfs_files: array of individual debugfs entries under debugfs_root */ struct qmp { void __iomem *msgram; @@ -82,6 +90,8 @@ struct qmp { struct clk_hw qdss_clk; struct qmp_cooling_device *cooling_devs; + struct dentry *debugfs_root; + struct dentry *debugfs_files[QMP_DEBUGFS_FILES]; }; static void qmp_kick(struct qmp *qmp) @@ -214,7 +224,7 @@ static bool qmp_message_empty(struct qmp *qmp) * * Return: 0 on success, negative errno on failure */ -int qmp_send(struct qmp *qmp, const char *fmt, ...) +int __printf(2, 3) qmp_send(struct qmp *qmp, const char *fmt, ...) { char buf[QMP_MSG_LEN]; long time_left; @@ -235,6 +245,8 @@ int qmp_send(struct qmp *qmp, const char *fmt, ...) mutex_lock(&qmp->tx_lock); + trace_aoss_send(buf); + /* The message RAM only implements 32-bit accesses */ __iowrite32_copy(qmp->msgram + qmp->offset + sizeof(u32), buf, sizeof(buf) / sizeof(u32)); @@ -256,6 +268,8 @@ int qmp_send(struct qmp *qmp, const char *fmt, ...) ret = 0; } + trace_aoss_send_done(buf, ret); + mutex_unlock(&qmp->tx_lock); return ret; @@ -475,6 +489,91 @@ void qmp_put(struct qmp *qmp) } EXPORT_SYMBOL_GPL(qmp_put); +struct qmp_debugfs_entry { + const char *name; + const char *fmt; + bool is_bool; + const char *true_val; + const char *false_val; +}; + +static const struct qmp_debugfs_entry qmp_debugfs_entries[QMP_DEBUGFS_FILES] = { + { "ddr_frequency_mhz", "{class: ddr, res: fixed, val: %u}", false }, + { "prevent_aoss_sleep", "{class: aoss_slp, res: sleep: %s}", true, "enable", "disable" }, + { "prevent_cx_collapse", "{class: cx_mol, res: cx, val: %s}", true, "mol", "off" }, + { "prevent_ddr_collapse", "{class: ddr_mol, res: ddr, val: %s}", true, "mol", "off" }, +}; + +static ssize_t qmp_debugfs_write(struct file *file, const char __user *user_buf, + size_t count, loff_t *pos) +{ + const struct qmp_debugfs_entry *entry = NULL; + struct qmp *qmp = file->private_data; + char buf[QMP_MSG_LEN]; + unsigned int uint_val; + const char *str_val; + bool bool_val; + int ret; + int i; + + for (i = 0; i < ARRAY_SIZE(qmp->debugfs_files); i++) { + if (qmp->debugfs_files[i] == file->f_path.dentry) { + entry = &qmp_debugfs_entries[i]; + break; + } + } + if (WARN_ON(!entry)) + return -EFAULT; + + if (entry->is_bool) { + ret = kstrtobool_from_user(user_buf, count, &bool_val); + if (ret) + return ret; + + str_val = bool_val ? entry->true_val : entry->false_val; + + ret = snprintf(buf, sizeof(buf), entry->fmt, str_val); + if (ret >= sizeof(buf)) + return -EINVAL; + } else { + ret = kstrtou32_from_user(user_buf, count, 0, &uint_val); + if (ret) + return ret; + + ret = snprintf(buf, sizeof(buf), entry->fmt, uint_val); + if (ret >= sizeof(buf)) + return -EINVAL; + } + + ret = qmp_send(qmp, buf); + if (ret < 0) + return ret; + + return count; +} + +static const struct file_operations qmp_debugfs_fops = { + .open = simple_open, + .write = qmp_debugfs_write, +}; + +static void qmp_debugfs_create(struct qmp *qmp) +{ + const struct qmp_debugfs_entry *entry; + int i; + + qmp->debugfs_root = debugfs_create_dir("qcom_aoss", NULL); + + for (i = 0; i < ARRAY_SIZE(qmp->debugfs_files); i++) { + entry = &qmp_debugfs_entries[i]; + + qmp->debugfs_files[i] = debugfs_create_file(entry->name, 0200, + qmp->debugfs_root, + qmp, + &qmp_debugfs_fops); + } +} + static int qmp_probe(struct platform_device *pdev) { struct qmp *qmp; @@ -523,6 +622,8 @@ static int qmp_probe(struct platform_device *pdev) platform_set_drvdata(pdev, qmp); + qmp_debugfs_create(qmp); + return 0; err_close_qmp: @@ -537,6 +638,8 @@ static void qmp_remove(struct platform_device *pdev) { struct qmp *qmp = platform_get_drvdata(pdev); + debugfs_remove_recursive(qmp->debugfs_root); + qmp_qdss_clk_remove(qmp); qmp_cooling_devices_remove(qmp); diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c index 690afc9a12f4..7191fa0c087f 100644 --- a/drivers/soc/qcom/smem.c +++ b/drivers/soc/qcom/smem.c @@ -655,8 +655,6 @@ invalid_canary: void *qcom_smem_get(unsigned host, unsigned item, size_t *size) { struct smem_partition *part; - unsigned long flags; - int ret; void *ptr = ERR_PTR(-EPROBE_DEFER); if (!__smem) @@ -665,12 +663,6 @@ void *qcom_smem_get(unsigned host, unsigned item, size_t *size) if (WARN_ON(item >= __smem->item_count)) return ERR_PTR(-EINVAL); - ret = hwspin_lock_timeout_irqsave(__smem->hwlock, - HWSPINLOCK_TIMEOUT, - &flags); - if (ret) - return ERR_PTR(ret); - if (host < SMEM_HOST_COUNT && __smem->partitions[host].virt_base) { part = &__smem->partitions[host]; ptr = qcom_smem_get_private(__smem, part, item, size); @@ -681,10 +673,7 @@ void *qcom_smem_get(unsigned host, unsigned item, size_t *size) ptr = qcom_smem_get_global(__smem, item, size); } - hwspin_unlock_irqrestore(__smem->hwlock, &flags); - return ptr; - } EXPORT_SYMBOL_GPL(qcom_smem_get); diff --git a/drivers/soc/qcom/smp2p.c b/drivers/soc/qcom/smp2p.c index 914b2246148f..a21241cbeec7 100644 --- a/drivers/soc/qcom/smp2p.c +++ b/drivers/soc/qcom/smp2p.c @@ -58,8 +58,8 @@ * @valid_entries: number of allocated entries * @flags: * @entries: individual communication entries - * @name: name of the entry - * @value: content of the entry + * @entries.name: name of the entry + * @entries.value: content of the entry */ struct smp2p_smem_item { u32 magic; @@ -275,6 +275,8 @@ static void qcom_smp2p_notify_in(struct qcom_smp2p *smp2p) * * Handle notifications from the remote side to handle newly allocated entries * or any changes to the state bits of existing entries. + * + * Return: %IRQ_HANDLED */ static irqreturn_t qcom_smp2p_intr(int irq, void *data) { diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c index 6349a0debeb5..e8ff9819ac47 100644 --- a/drivers/soc/qcom/socinfo.c +++ b/drivers/soc/qcom/socinfo.c @@ -124,7 +124,7 @@ static const char *const pmic_models[] = { [50] = "PM8350B", [51] = "PMR735A", [52] = "PMR735B", - [55] = "PM2250", + [55] = "PM4125", [58] = "PM8450", [65] = "PM8010", [69] = "PM8550VS", @@ -424,8 +424,11 @@ static const struct soc_id soc_id[] = { { qcom_board_id(IPQ9510) }, { qcom_board_id(QRB4210) }, { qcom_board_id(QRB2210) }, + { qcom_board_id(SM8475) }, + { qcom_board_id(SM8475P) }, { qcom_board_id(SA8775P) }, { qcom_board_id(QRU1000) }, + { qcom_board_id(SM8475_2) }, { qcom_board_id(QDU1000) }, { qcom_board_id(SM8650) }, { qcom_board_id(SM4450) }, @@ -437,6 +440,8 @@ static const struct soc_id soc_id[] = { { qcom_board_id(IPQ5322) }, { qcom_board_id(IPQ5312) }, { qcom_board_id(IPQ5302) }, + { qcom_board_id(QCS8550) }, + { qcom_board_id(QCM8550) }, { qcom_board_id(IPQ5300) }, }; diff --git a/drivers/soc/qcom/spm.c b/drivers/soc/qcom/spm.c index 2f0b1bfe7658..06e2c4c2a4a8 100644 --- a/drivers/soc/qcom/spm.c +++ b/drivers/soc/qcom/spm.c @@ -6,20 +6,40 @@ * SAW power controller driver */ -#include <linux/kernel.h> +#include <linux/bitfield.h> +#include <linux/err.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/iopoll.h> +#include <linux/kernel.h> +#include <linux/linear_range.h> #include <linux/module.h> -#include <linux/slab.h> #include <linux/of.h> -#include <linux/err.h> #include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/smp.h> + +#include <linux/regulator/driver.h> + #include <soc/qcom/spm.h> +#define FIELD_SET(current, mask, val) \ + (((current) & ~(mask)) | FIELD_PREP((mask), (val))) + #define SPM_CTL_INDEX 0x7f #define SPM_CTL_INDEX_SHIFT 4 #define SPM_CTL_EN BIT(0) +/* These registers might be specific to SPM 1.1 */ +#define SPM_VCTL_VLVL GENMASK(7, 0) +#define SPM_PMIC_DATA_0_VLVL GENMASK(7, 0) +#define SPM_PMIC_DATA_1_MIN_VSEL GENMASK(5, 0) +#define SPM_PMIC_DATA_1_MAX_VSEL GENMASK(21, 16) + +#define SPM_1_1_AVS_CTL_AVS_ENABLED BIT(27) +#define SPM_AVS_CTL_MAX_VLVL GENMASK(22, 17) +#define SPM_AVS_CTL_MIN_VLVL GENMASK(15, 10) + enum spm_reg { SPM_REG_CFG, SPM_REG_SPM_CTL, @@ -29,13 +49,44 @@ enum spm_reg { SPM_REG_PMIC_DATA_1, SPM_REG_VCTL, SPM_REG_SEQ_ENTRY, - SPM_REG_SPM_STS, + SPM_REG_STS0, + SPM_REG_STS1, SPM_REG_PMIC_STS, SPM_REG_AVS_CTL, SPM_REG_AVS_LIMIT, + SPM_REG_RST, SPM_REG_NR, }; +#define MAX_PMIC_DATA 2 +#define MAX_SEQ_DATA 64 + +struct spm_reg_data { + const u16 *reg_offset; + u32 spm_cfg; + u32 spm_dly; + u32 pmic_dly; + u32 pmic_data[MAX_PMIC_DATA]; + u32 avs_ctl; + u32 avs_limit; + u8 seq[MAX_SEQ_DATA]; + u8 start_index[PM_SLEEP_MODE_NR]; + + smp_call_func_t set_vdd; + /* for now we support only a single range */ + struct linear_range *range; + unsigned int ramp_delay; + unsigned int init_uV; +}; + +struct spm_driver_data { + void __iomem *reg_base; + const struct spm_reg_data *reg_data; + struct device *dev; + unsigned int volt_sel; + int reg_cpu; +}; + static const u16 spm_reg_offset_v4_1[SPM_REG_NR] = { [SPM_REG_AVS_CTL] = 0x904, [SPM_REG_AVS_LIMIT] = 0x908, @@ -169,6 +220,10 @@ static const struct spm_reg_data spm_reg_8226_cpu = { static const u16 spm_reg_offset_v1_1[SPM_REG_NR] = { [SPM_REG_CFG] = 0x08, + [SPM_REG_STS0] = 0x0c, + [SPM_REG_STS1] = 0x10, + [SPM_REG_VCTL] = 0x14, + [SPM_REG_AVS_CTL] = 0x18, [SPM_REG_SPM_CTL] = 0x20, [SPM_REG_PMIC_DLY] = 0x24, [SPM_REG_PMIC_DATA_0] = 0x28, @@ -176,7 +231,12 @@ static const u16 spm_reg_offset_v1_1[SPM_REG_NR] = { [SPM_REG_SEQ_ENTRY] = 0x80, }; +static void smp_set_vdd_v1_1(void *data); + /* SPM register data for 8064 */ +static struct linear_range spm_v1_1_regulator_range = + REGULATOR_LINEAR_RANGE(700000, 0, 56, 12500); + static const struct spm_reg_data spm_reg_8064_cpu = { .reg_offset = spm_reg_offset_v1_1, .spm_cfg = 0x1F, @@ -187,6 +247,10 @@ static const struct spm_reg_data spm_reg_8064_cpu = { 0x10, 0x54, 0x30, 0x0C, 0x24, 0x30, 0x0F }, .start_index[PM_SLEEP_MODE_STBY] = 0, .start_index[PM_SLEEP_MODE_SPC] = 2, + .set_vdd = smp_set_vdd_v1_1, + .range = &spm_v1_1_regulator_range, + .init_uV = 1300000, + .ramp_delay = 1250, }; static inline void spm_register_write(struct spm_driver_data *drv, @@ -238,6 +302,178 @@ void spm_set_low_power_mode(struct spm_driver_data *drv, spm_register_write_sync(drv, SPM_REG_SPM_CTL, ctl_val); } +static int spm_set_voltage_sel(struct regulator_dev *rdev, unsigned int selector) +{ + struct spm_driver_data *drv = rdev_get_drvdata(rdev); + + drv->volt_sel = selector; + + /* Always do the SAW register writes on the corresponding CPU */ + return smp_call_function_single(drv->reg_cpu, drv->reg_data->set_vdd, drv, true); +} + +static int spm_get_voltage_sel(struct regulator_dev *rdev) +{ + struct spm_driver_data *drv = rdev_get_drvdata(rdev); + + return drv->volt_sel; +} + +static const struct regulator_ops spm_reg_ops = { + .set_voltage_sel = spm_set_voltage_sel, + .get_voltage_sel = spm_get_voltage_sel, + .list_voltage = regulator_list_voltage_linear_range, + .set_voltage_time_sel = regulator_set_voltage_time_sel, +}; + +static void smp_set_vdd_v1_1(void *data) +{ + struct spm_driver_data *drv = data; + unsigned int vctl, data0, data1, avs_ctl, sts; + unsigned int vlevel, volt_sel; + bool avs_enabled; + + volt_sel = drv->volt_sel; + vlevel = volt_sel | 0x80; /* band */ + + avs_ctl = spm_register_read(drv, SPM_REG_AVS_CTL); + vctl = spm_register_read(drv, SPM_REG_VCTL); + data0 = spm_register_read(drv, SPM_REG_PMIC_DATA_0); + data1 = spm_register_read(drv, SPM_REG_PMIC_DATA_1); + + avs_enabled = avs_ctl & SPM_1_1_AVS_CTL_AVS_ENABLED; + + /* If AVS is enabled, switch it off during the voltage change */ + if (avs_enabled) { + avs_ctl &= ~SPM_1_1_AVS_CTL_AVS_ENABLED; + spm_register_write(drv, SPM_REG_AVS_CTL, avs_ctl); + } + + /* Kick the state machine back to idle */ + spm_register_write(drv, SPM_REG_RST, 1); + + vctl = FIELD_SET(vctl, SPM_VCTL_VLVL, vlevel); + data0 = FIELD_SET(data0, SPM_PMIC_DATA_0_VLVL, vlevel); + data1 = FIELD_SET(data1, SPM_PMIC_DATA_1_MIN_VSEL, volt_sel); + data1 = FIELD_SET(data1, SPM_PMIC_DATA_1_MAX_VSEL, volt_sel); + + spm_register_write(drv, SPM_REG_VCTL, vctl); + spm_register_write(drv, SPM_REG_PMIC_DATA_0, data0); + spm_register_write(drv, SPM_REG_PMIC_DATA_1, data1); + + if (read_poll_timeout_atomic(spm_register_read, + sts, sts == vlevel, + 1, 200, false, + drv, SPM_REG_STS1)) { + dev_err_ratelimited(drv->dev, "timeout setting the voltage (%x %x)!\n", sts, vlevel); + goto enable_avs; + } + + if (avs_enabled) { + unsigned int max_avs = volt_sel; + unsigned int min_avs = max(max_avs, 4U) - 4; + + avs_ctl = FIELD_SET(avs_ctl, SPM_AVS_CTL_MIN_VLVL, min_avs); + avs_ctl = FIELD_SET(avs_ctl, SPM_AVS_CTL_MAX_VLVL, max_avs); + spm_register_write(drv, SPM_REG_AVS_CTL, avs_ctl); + } + +enable_avs: + if (avs_enabled) { + avs_ctl |= SPM_1_1_AVS_CTL_AVS_ENABLED; + spm_register_write(drv, SPM_REG_AVS_CTL, avs_ctl); + } +} + +static int spm_get_cpu(struct device *dev) +{ + int cpu; + bool found; + + for_each_possible_cpu(cpu) { + struct device_node *cpu_node, *saw_node; + + cpu_node = of_cpu_device_node_get(cpu); + if (!cpu_node) + continue; + + saw_node = of_parse_phandle(cpu_node, "qcom,saw", 0); + found = (saw_node == dev->of_node); + of_node_put(saw_node); + of_node_put(cpu_node); + + if (found) + return cpu; + } + + /* L2 SPM is not bound to any CPU, voltage setting is not supported */ + + return -EOPNOTSUPP; +} + +static int spm_register_regulator(struct device *dev, struct spm_driver_data *drv) +{ + struct regulator_config config = { + .dev = dev, + .driver_data = drv, + }; + struct regulator_desc *rdesc; + struct regulator_dev *rdev; + int ret; + bool found; + + if (!drv->reg_data->set_vdd) + return 0; + + rdesc = devm_kzalloc(dev, sizeof(*rdesc), GFP_KERNEL); + if (!rdesc) + return -ENOMEM; + + rdesc->name = "spm"; + rdesc->of_match = of_match_ptr("regulator"); + rdesc->type = REGULATOR_VOLTAGE; + rdesc->owner = THIS_MODULE; + rdesc->ops = &spm_reg_ops; + + rdesc->linear_ranges = drv->reg_data->range; + rdesc->n_linear_ranges = 1; + rdesc->n_voltages = rdesc->linear_ranges[rdesc->n_linear_ranges - 1].max_sel + 1; + rdesc->ramp_delay = drv->reg_data->ramp_delay; + + ret = spm_get_cpu(dev); + if (ret < 0) + return ret; + + drv->reg_cpu = ret; + dev_dbg(dev, "SAW2 bound to CPU %d\n", drv->reg_cpu); + + /* + * Program initial voltage, otherwise registration will also try + * setting the voltage, which might result in undervolting the CPU. + */ + drv->volt_sel = DIV_ROUND_UP(drv->reg_data->init_uV - rdesc->min_uV, + rdesc->uV_step); + ret = linear_range_get_selector_high(drv->reg_data->range, + drv->reg_data->init_uV, + &drv->volt_sel, + &found); + if (ret) { + dev_err(dev, "Initial uV value out of bounds\n"); + return ret; + } + + /* Always do the SAW register writes on the corresponding CPU */ + smp_call_function_single(drv->reg_cpu, drv->reg_data->set_vdd, drv, true); + + rdev = devm_regulator_register(dev, rdesc, &config); + if (IS_ERR(rdev)) { + dev_err(dev, "failed to register regulator\n"); + return PTR_ERR(rdev); + } + + return 0; +} + static const struct of_device_id spm_match_table[] = { { .compatible = "qcom,sdm660-gold-saw2-v4.1-l2", .data = &spm_reg_660_gold_l2 }, @@ -288,6 +524,7 @@ static int spm_dev_probe(struct platform_device *pdev) return -ENODEV; drv->reg_data = match_id->data; + drv->dev = &pdev->dev; platform_set_drvdata(pdev, drv); /* Write the SPM sequences first.. */ @@ -315,6 +552,9 @@ static int spm_dev_probe(struct platform_device *pdev) if (drv->reg_data->reg_offset[SPM_REG_SPM_CTL]) spm_set_low_power_mode(drv, PM_SLEEP_MODE_STBY); + if (IS_ENABLED(CONFIG_REGULATOR)) + return spm_register_regulator(&pdev->dev, drv); + return 0; } diff --git a/drivers/soc/qcom/trace-aoss.h b/drivers/soc/qcom/trace-aoss.h new file mode 100644 index 000000000000..554029b33b44 --- /dev/null +++ b/drivers/soc/qcom/trace-aoss.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM qcom_aoss + +#if !defined(_TRACE_QCOM_AOSS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_QCOM_AOSS_H + +#include <linux/tracepoint.h> + +TRACE_EVENT(aoss_send, + TP_PROTO(const char *msg), + TP_ARGS(msg), + TP_STRUCT__entry( + __string(msg, msg) + ), + TP_fast_assign( + __assign_str(msg, msg); + ), + TP_printk("%s", __get_str(msg)) +); + +TRACE_EVENT(aoss_send_done, + TP_PROTO(const char *msg, int ret), + TP_ARGS(msg, ret), + TP_STRUCT__entry( + __string(msg, msg) + __field(int, ret) + ), + TP_fast_assign( + __assign_str(msg, msg); + __entry->ret = ret; + ), + TP_printk("%s: %d", __get_str(msg), __entry->ret) +); + +#endif /* _TRACE_QCOM_AOSS_H */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . + +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace-aoss + +#include <trace/define_trace.h> diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 0986672f6375..5deca747fb77 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -34,6 +34,10 @@ config ARCH_RCAR_GEN3 select SYS_SUPPORTS_SH_CMT select SYS_SUPPORTS_SH_TMU +config ARCH_RCAR_GEN4 + bool + select ARCH_RCAR_GEN3 + config ARCH_RMOBILE bool select PM @@ -240,7 +244,7 @@ config ARCH_R8A77961 config ARCH_R8A779F0 bool "ARM64 Platform support for R-Car S4-8" - select ARCH_RCAR_GEN3 + select ARCH_RCAR_GEN4 select SYSC_R8A779F0 help This enables support for the Renesas R-Car S4-8 SoC. @@ -261,18 +265,25 @@ config ARCH_R8A77970 config ARCH_R8A779A0 bool "ARM64 Platform support for R-Car V3U" - select ARCH_RCAR_GEN3 + select ARCH_RCAR_GEN4 select SYSC_R8A779A0 help This enables support for the Renesas R-Car V3U SoC. config ARCH_R8A779G0 bool "ARM64 Platform support for R-Car V4H" - select ARCH_RCAR_GEN3 + select ARCH_RCAR_GEN4 select SYSC_R8A779G0 help This enables support for the Renesas R-Car V4H SoC. +config ARCH_R8A779H0 + bool "ARM64 Platform support for R-Car V4M" + select ARCH_RCAR_GEN4 + select SYSC_R8A779H0 + help + This enables support for the Renesas R-Car V4M SoC. + config ARCH_R8A774C0 bool "ARM64 Platform support for RZ/G2E" select ARCH_RCAR_GEN3 diff --git a/drivers/soc/renesas/rcar-rst.c b/drivers/soc/renesas/rcar-rst.c index 98fd97da6cd4..7ba02f3a4a4f 100644 --- a/drivers/soc/renesas/rcar-rst.c +++ b/drivers/soc/renesas/rcar-rst.c @@ -117,6 +117,7 @@ static const struct of_device_id rcar_rst_matches[] __initconst = { { .compatible = "renesas,r8a779a0-rst", .data = &rcar_rst_v3u }, { .compatible = "renesas,r8a779f0-rst", .data = &rcar_rst_gen4 }, { .compatible = "renesas,r8a779g0-rst", .data = &rcar_rst_gen4 }, + { .compatible = "renesas,r8a779h0-rst", .data = &rcar_rst_gen4 }, { /* sentinel */ } }; diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c index 27eae1a354ab..8f9b8d3736dc 100644 --- a/drivers/soc/renesas/renesas-soc.c +++ b/drivers/soc/renesas/renesas-soc.c @@ -270,6 +270,11 @@ static const struct renesas_soc soc_rcar_v4h __initconst __maybe_unused = { .id = 0x5c, }; +static const struct renesas_soc soc_rcar_v4m __initconst __maybe_unused = { + .family = &fam_rcar_gen4, + .id = 0x5d, +}; + static const struct renesas_soc soc_shmobile_ag5 __initconst __maybe_unused = { .family = &fam_shmobile, .id = 0x37, @@ -380,6 +385,9 @@ static const struct of_device_id renesas_socs[] __initconst __maybe_unused = { #ifdef CONFIG_ARCH_R8A779G0 { .compatible = "renesas,r8a779g0", .data = &soc_rcar_v4h }, #endif +#ifdef CONFIG_ARCH_R8A779H0 + { .compatible = "renesas,r8a779h0", .data = &soc_rcar_v4m }, +#endif #ifdef CONFIG_ARCH_R9A07G043 #ifdef CONFIG_RISCV { .compatible = "renesas,r9a07g043", .data = &soc_rz_five }, diff --git a/drivers/soc/samsung/Kconfig b/drivers/soc/samsung/Kconfig index 27ec99af77e3..1a5dfdc978dc 100644 --- a/drivers/soc/samsung/Kconfig +++ b/drivers/soc/samsung/Kconfig @@ -42,6 +42,7 @@ config EXYNOS_PMU depends on ARCH_EXYNOS || ((ARM || ARM64) && COMPILE_TEST) select EXYNOS_PMU_ARM_DRIVERS if ARM && ARCH_EXYNOS select MFD_CORE + select REGMAP_MMIO # There is no need to enable these drivers for ARMv8 config EXYNOS_PMU_ARM_DRIVERS diff --git a/drivers/soc/samsung/exynos-pmu.c b/drivers/soc/samsung/exynos-pmu.c index 250537d7cfd6..fd8b6ac06656 100644 --- a/drivers/soc/samsung/exynos-pmu.c +++ b/drivers/soc/samsung/exynos-pmu.c @@ -5,6 +5,7 @@ // // Exynos - CPU PMU(Power Management Unit) support +#include <linux/arm-smccc.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/mfd/core.h> @@ -12,19 +13,134 @@ #include <linux/of_platform.h> #include <linux/platform_device.h> #include <linux/delay.h> +#include <linux/regmap.h> #include <linux/soc/samsung/exynos-regs-pmu.h> #include <linux/soc/samsung/exynos-pmu.h> #include "exynos-pmu.h" +#define PMUALIVE_MASK GENMASK(13, 0) +#define TENSOR_SET_BITS (BIT(15) | BIT(14)) +#define TENSOR_CLR_BITS BIT(15) +#define TENSOR_SMC_PMU_SEC_REG 0x82000504 +#define TENSOR_PMUREG_READ 0 +#define TENSOR_PMUREG_WRITE 1 +#define TENSOR_PMUREG_RMW 2 + struct exynos_pmu_context { struct device *dev; const struct exynos_pmu_data *pmu_data; + struct regmap *pmureg; }; void __iomem *pmu_base_addr; static struct exynos_pmu_context *pmu_context; +/* forward declaration */ +static struct platform_driver exynos_pmu_driver; + +/* + * Tensor SoCs are configured so that PMU_ALIVE registers can only be written + * from EL3, but are still read accessible. As Linux needs to write some of + * these registers, the following functions are provided and exposed via + * regmap. + * + * Note: This SMC interface is known to be implemented on gs101 and derivative + * SoCs. + */ + +/* Write to a protected PMU register. */ +static int tensor_sec_reg_write(void *context, unsigned int reg, + unsigned int val) +{ + struct arm_smccc_res res; + unsigned long pmu_base = (unsigned long)context; + + arm_smccc_smc(TENSOR_SMC_PMU_SEC_REG, pmu_base + reg, + TENSOR_PMUREG_WRITE, val, 0, 0, 0, 0, &res); + + /* returns -EINVAL if access isn't allowed or 0 */ + if (res.a0) + pr_warn("%s(): SMC failed: %d\n", __func__, (int)res.a0); + + return (int)res.a0; +} + +/* Read/Modify/Write a protected PMU register. */ +static int tensor_sec_reg_rmw(void *context, unsigned int reg, + unsigned int mask, unsigned int val) +{ + struct arm_smccc_res res; + unsigned long pmu_base = (unsigned long)context; + + arm_smccc_smc(TENSOR_SMC_PMU_SEC_REG, pmu_base + reg, + TENSOR_PMUREG_RMW, mask, val, 0, 0, 0, &res); + + /* returns -EINVAL if access isn't allowed or 0 */ + if (res.a0) + pr_warn("%s(): SMC failed: %d\n", __func__, (int)res.a0); + + return (int)res.a0; +} + +/* + * Read a protected PMU register. All PMU registers can be read by Linux. + * Note: The SMC read register is not used, as only registers that can be + * written are readable via SMC. + */ +static int tensor_sec_reg_read(void *context, unsigned int reg, + unsigned int *val) +{ + *val = pmu_raw_readl(reg); + return 0; +} + +/* + * For SoCs that have set/clear bit hardware this function can be used when + * the PMU register will be accessed by multiple masters. + * + * For example, to set bits 13:8 in PMU reg offset 0x3e80 + * tensor_set_bits_atomic(ctx, 0x3e80, 0x3f00, 0x3f00); + * + * Set bit 8, and clear bits 13:9 PMU reg offset 0x3e80 + * tensor_set_bits_atomic(0x3e80, 0x100, 0x3f00); + */ +static int tensor_set_bits_atomic(void *ctx, unsigned int offset, u32 val, + u32 mask) +{ + int ret; + unsigned int i; + + for (i = 0; i < 32; i++) { + if (!(mask & BIT(i))) + continue; + + offset &= ~TENSOR_SET_BITS; + + if (val & BIT(i)) + offset |= TENSOR_SET_BITS; + else + offset |= TENSOR_CLR_BITS; + + ret = tensor_sec_reg_write(ctx, offset, i); + if (ret) + return ret; + } + return ret; +} + +static int tensor_sec_update_bits(void *ctx, unsigned int reg, + unsigned int mask, unsigned int val) +{ + /* + * Use atomic operations for PMU_ALIVE registers (offset 0~0x3FFF) + * as the target registers can be accessed by multiple masters. + */ + if (reg > PMUALIVE_MASK) + return tensor_sec_reg_rmw(ctx, reg, mask, val); + + return tensor_set_bits_atomic(ctx, reg, val, mask); +} void pmu_raw_writel(u32 val, u32 offset) { @@ -75,11 +191,41 @@ void exynos_sys_powerdown_conf(enum sys_powerdown mode) #define exynos_pmu_data_arm_ptr(data) NULL #endif +static const struct regmap_config regmap_smccfg = { + .name = "pmu_regs", + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .fast_io = true, + .use_single_read = true, + .use_single_write = true, + .reg_read = tensor_sec_reg_read, + .reg_write = tensor_sec_reg_write, + .reg_update_bits = tensor_sec_update_bits, +}; + +static const struct regmap_config regmap_mmiocfg = { + .name = "pmu_regs", + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .fast_io = true, + .use_single_read = true, + .use_single_write = true, +}; + +static const struct exynos_pmu_data gs101_pmu_data = { + .pmu_secure = true +}; + /* * PMU platform driver and devicetree bindings. */ static const struct of_device_id exynos_pmu_of_device_ids[] = { { + .compatible = "google,gs101-pmu", + .data = &gs101_pmu_data, + }, { .compatible = "samsung,exynos3250-pmu", .data = exynos_pmu_data_arm_ptr(exynos3250_pmu_data), }, { @@ -113,19 +259,75 @@ static const struct mfd_cell exynos_pmu_devs[] = { { .name = "exynos-clkout", }, }; +/** + * exynos_get_pmu_regmap() - Obtain pmureg regmap + * + * Find the pmureg regmap previously configured in probe() and return regmap + * pointer. + * + * Return: A pointer to regmap if found or ERR_PTR error value. + */ struct regmap *exynos_get_pmu_regmap(void) { struct device_node *np = of_find_matching_node(NULL, exynos_pmu_of_device_ids); if (np) - return syscon_node_to_regmap(np); + return exynos_get_pmu_regmap_by_phandle(np, NULL); return ERR_PTR(-ENODEV); } EXPORT_SYMBOL_GPL(exynos_get_pmu_regmap); +/** + * exynos_get_pmu_regmap_by_phandle() - Obtain pmureg regmap via phandle + * @np: Device node holding PMU phandle property + * @propname: Name of property holding phandle value + * + * Find the pmureg regmap previously configured in probe() and return regmap + * pointer. + * + * Return: A pointer to regmap if found or ERR_PTR error value. + */ +struct regmap *exynos_get_pmu_regmap_by_phandle(struct device_node *np, + const char *propname) +{ + struct exynos_pmu_context *ctx; + struct device_node *pmu_np; + struct device *dev; + + if (propname) + pmu_np = of_parse_phandle(np, propname, 0); + else + pmu_np = np; + + if (!pmu_np) + return ERR_PTR(-ENODEV); + + /* + * Determine if exynos-pmu device has probed and therefore regmap + * has been created and can be returned to the caller. Otherwise we + * return -EPROBE_DEFER. + */ + dev = driver_find_device_by_of_node(&exynos_pmu_driver.driver, + (void *)pmu_np); + + if (propname) + of_node_put(pmu_np); + + if (!dev) + return ERR_PTR(-EPROBE_DEFER); + + ctx = dev_get_drvdata(dev); + + return ctx->pmureg; +} +EXPORT_SYMBOL_GPL(exynos_get_pmu_regmap_by_phandle); + static int exynos_pmu_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct regmap_config pmu_regmcfg; + struct regmap *regmap; + struct resource *res; int ret; pmu_base_addr = devm_platform_ioremap_resource(pdev, 0); @@ -137,9 +339,38 @@ static int exynos_pmu_probe(struct platform_device *pdev) GFP_KERNEL); if (!pmu_context) return -ENOMEM; - pmu_context->dev = dev; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; + pmu_context->pmu_data = of_device_get_match_data(dev); + /* For SoCs that secure PMU register writes use custom regmap */ + if (pmu_context->pmu_data && pmu_context->pmu_data->pmu_secure) { + pmu_regmcfg = regmap_smccfg; + pmu_regmcfg.max_register = resource_size(res) - + pmu_regmcfg.reg_stride; + /* Need physical address for SMC call */ + regmap = devm_regmap_init(dev, NULL, + (void *)(uintptr_t)res->start, + &pmu_regmcfg); + } else { + /* All other SoCs use a MMIO regmap */ + pmu_regmcfg = regmap_mmiocfg; + pmu_regmcfg.max_register = resource_size(res) - + pmu_regmcfg.reg_stride; + regmap = devm_regmap_init_mmio(dev, pmu_base_addr, + &pmu_regmcfg); + } + + if (IS_ERR(regmap)) + return dev_err_probe(&pdev->dev, PTR_ERR(regmap), + "regmap init failed\n"); + + pmu_context->pmureg = regmap; + pmu_context->dev = dev; + if (pmu_context->pmu_data && pmu_context->pmu_data->pmu_init) pmu_context->pmu_data->pmu_init(); diff --git a/drivers/soc/samsung/exynos-pmu.h b/drivers/soc/samsung/exynos-pmu.h index 1c652ffd79b4..0a49a2c9a08e 100644 --- a/drivers/soc/samsung/exynos-pmu.h +++ b/drivers/soc/samsung/exynos-pmu.h @@ -21,6 +21,7 @@ struct exynos_pmu_conf { struct exynos_pmu_data { const struct exynos_pmu_conf *pmu_config; const struct exynos_pmu_conf *pmu_config_extra; + bool pmu_secure; void (*pmu_init)(void); void (*powerdown_conf)(enum sys_powerdown); diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig index f16beeabaa92..33512558af9f 100644 --- a/drivers/soc/tegra/Kconfig +++ b/drivers/soc/tegra/Kconfig @@ -133,6 +133,11 @@ config ARCH_TEGRA_234_SOC help Enable support for the NVIDIA Tegra234 SoC. +config ARCH_TEGRA_241_SOC + bool "NVIDIA Tegra241 SoC" + help + Enable support for the NVIDIA Tegra241 SoC. + endif endif diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c index a2c28f493a75..b6bfd6729df3 100644 --- a/drivers/soc/tegra/fuse/fuse-tegra.c +++ b/drivers/soc/tegra/fuse/fuse-tegra.c @@ -3,11 +3,13 @@ * Copyright (c) 2013-2023, NVIDIA CORPORATION. All rights reserved. */ +#include <linux/acpi.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/kobject.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/mod_devicetable.h> #include <linux/nvmem-consumer.h> #include <linux/nvmem-provider.h> #include <linux/of.h> @@ -113,6 +115,28 @@ static void tegra_fuse_restore(void *base) fuse->clk = NULL; } +static void tegra_fuse_print_sku_info(struct tegra_sku_info *tegra_sku_info) +{ + pr_info("Tegra Revision: %s SKU: %d CPU Process: %d SoC Process: %d\n", + tegra_revision_name[tegra_sku_info->revision], + tegra_sku_info->sku_id, tegra_sku_info->cpu_process_id, + tegra_sku_info->soc_process_id); + pr_debug("Tegra CPU Speedo ID %d, SoC Speedo ID %d\n", + tegra_sku_info->cpu_speedo_id, tegra_sku_info->soc_speedo_id); +} + +static int tegra_fuse_add_lookups(struct tegra_fuse *fuse) +{ + fuse->lookups = kmemdup_array(fuse->soc->lookups, sizeof(*fuse->lookups), + fuse->soc->num_lookups, GFP_KERNEL); + if (!fuse->lookups) + return -ENOMEM; + + nvmem_add_cell_lookups(fuse->lookups, fuse->soc->num_lookups); + + return 0; +} + static int tegra_fuse_probe(struct platform_device *pdev) { void __iomem *base = fuse->base; @@ -130,15 +154,46 @@ static int tegra_fuse_probe(struct platform_device *pdev) return PTR_ERR(fuse->base); fuse->phys = res->start; - fuse->clk = devm_clk_get(&pdev->dev, "fuse"); - if (IS_ERR(fuse->clk)) { - if (PTR_ERR(fuse->clk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "failed to get FUSE clock: %ld", - PTR_ERR(fuse->clk)); + /* Initialize the soc data and lookups if using ACPI boot. */ + if (is_acpi_node(dev_fwnode(&pdev->dev)) && !fuse->soc) { + u8 chip; - return PTR_ERR(fuse->clk); + tegra_acpi_init_apbmisc(); + + chip = tegra_get_chip_id(); + switch (chip) { +#if defined(CONFIG_ARCH_TEGRA_194_SOC) + case TEGRA194: + fuse->soc = &tegra194_fuse_soc; + break; +#endif +#if defined(CONFIG_ARCH_TEGRA_234_SOC) + case TEGRA234: + fuse->soc = &tegra234_fuse_soc; + break; +#endif +#if defined(CONFIG_ARCH_TEGRA_241_SOC) + case TEGRA241: + fuse->soc = &tegra241_fuse_soc; + break; +#endif + default: + return dev_err_probe(&pdev->dev, -EINVAL, "Unsupported SoC: %02x\n", chip); + } + + fuse->soc->init(fuse); + tegra_fuse_print_sku_info(&tegra_sku_info); + tegra_soc_device_register(); + + err = tegra_fuse_add_lookups(fuse); + if (err) + return dev_err_probe(&pdev->dev, err, "failed to add FUSE lookups\n"); } + fuse->clk = devm_clk_get_optional(&pdev->dev, "fuse"); + if (IS_ERR(fuse->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(fuse->clk), "failed to get FUSE clock\n"); + platform_set_drvdata(pdev, fuse); fuse->dev = &pdev->dev; @@ -179,12 +234,8 @@ static int tegra_fuse_probe(struct platform_device *pdev) } fuse->rst = devm_reset_control_get_optional(&pdev->dev, "fuse"); - if (IS_ERR(fuse->rst)) { - err = PTR_ERR(fuse->rst); - dev_err(&pdev->dev, "failed to get FUSE reset: %pe\n", - fuse->rst); - return err; - } + if (IS_ERR(fuse->rst)) + return dev_err_probe(&pdev->dev, PTR_ERR(fuse->rst), "failed to get FUSE reset\n"); /* * FUSE clock is enabled at a boot time, hence this resume/suspend @@ -262,10 +313,17 @@ static const struct dev_pm_ops tegra_fuse_pm = { SET_SYSTEM_SLEEP_PM_OPS(tegra_fuse_suspend, tegra_fuse_resume) }; +static const struct acpi_device_id tegra_fuse_acpi_match[] = { + { "NVDA200F" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(acpi, tegra_fuse_acpi_match); + static struct platform_driver tegra_fuse_driver = { .driver = { .name = "tegra-fuse", .of_match_table = tegra_fuse_match, + .acpi_match_table = tegra_fuse_acpi_match, .pm = &tegra_fuse_pm, .suppress_bind_attrs = true, }, @@ -287,7 +345,16 @@ u32 __init tegra_fuse_read_early(unsigned int offset) int tegra_fuse_readl(unsigned long offset, u32 *value) { - if (!fuse->read || !fuse->clk) + if (!fuse->dev) + return -EPROBE_DEFER; + + /* + * Wait for fuse->clk to be initialized if device-tree boot is used. + */ + if (is_of_node(dev_fwnode(fuse->dev)) && !fuse->clk) + return -EPROBE_DEFER; + + if (!fuse->read) return -EPROBE_DEFER; if (IS_ERR(fuse->clk)) @@ -343,7 +410,8 @@ const struct attribute_group tegra_soc_attr_group = { }; #if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) || \ - IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC) + IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC) || \ + IS_ENABLED(CONFIG_ARCH_TEGRA_241_SOC) static ssize_t platform_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -370,7 +438,7 @@ const struct attribute_group tegra194_soc_attr_group = { }; #endif -struct device * __init tegra_soc_device_register(void) +struct device *tegra_soc_device_register(void) { struct soc_device_attribute *attr; struct soc_device *dev; @@ -407,6 +475,7 @@ static int __init tegra_init_fuse(void) const struct of_device_id *match; struct device_node *np; struct resource regs; + int err; tegra_init_apbmisc(); @@ -497,22 +566,13 @@ static int __init tegra_init_fuse(void) fuse->soc->init(fuse); - pr_info("Tegra Revision: %s SKU: %d CPU Process: %d SoC Process: %d\n", - tegra_revision_name[tegra_sku_info.revision], - tegra_sku_info.sku_id, tegra_sku_info.cpu_process_id, - tegra_sku_info.soc_process_id); - pr_debug("Tegra CPU Speedo ID %d, SoC Speedo ID %d\n", - tegra_sku_info.cpu_speedo_id, tegra_sku_info.soc_speedo_id); + tegra_fuse_print_sku_info(&tegra_sku_info); - if (fuse->soc->lookups) { - size_t size = sizeof(*fuse->lookups) * fuse->soc->num_lookups; - - fuse->lookups = kmemdup(fuse->soc->lookups, size, GFP_KERNEL); - if (fuse->lookups) - nvmem_add_cell_lookups(fuse->lookups, fuse->soc->num_lookups); - } + err = tegra_fuse_add_lookups(fuse); + if (err) + pr_err("failed to add FUSE lookups\n"); - return 0; + return err; } early_initcall(tegra_init_fuse); diff --git a/drivers/soc/tegra/fuse/fuse-tegra30.c b/drivers/soc/tegra/fuse/fuse-tegra30.c index e94d46372a63..eb14e5ff5a0a 100644 --- a/drivers/soc/tegra/fuse/fuse-tegra30.c +++ b/drivers/soc/tegra/fuse/fuse-tegra30.c @@ -38,7 +38,8 @@ defined(CONFIG_ARCH_TEGRA_210_SOC) || \ defined(CONFIG_ARCH_TEGRA_186_SOC) || \ defined(CONFIG_ARCH_TEGRA_194_SOC) || \ - defined(CONFIG_ARCH_TEGRA_234_SOC) + defined(CONFIG_ARCH_TEGRA_234_SOC) || \ + defined(CONFIG_ARCH_TEGRA_241_SOC) static u32 tegra30_fuse_read_early(struct tegra_fuse *fuse, unsigned int offset) { if (WARN_ON(!fuse->base)) @@ -678,3 +679,23 @@ const struct tegra_fuse_soc tegra234_fuse_soc = { .clk_suspend_on = false, }; #endif + +#if defined(CONFIG_ARCH_TEGRA_241_SOC) +static const struct tegra_fuse_info tegra241_fuse_info = { + .read = tegra30_fuse_read, + .size = 0x16008, + .spare = 0xcf0, +}; + +static const struct nvmem_keepout tegra241_fuse_keepouts[] = { + { .start = 0xc, .end = 0x1600c } +}; + +const struct tegra_fuse_soc tegra241_fuse_soc = { + .init = tegra30_fuse_init, + .info = &tegra241_fuse_info, + .keepouts = tegra241_fuse_keepouts, + .num_keepouts = ARRAY_SIZE(tegra241_fuse_keepouts), + .soc_attr_group = &tegra194_soc_attr_group, +}; +#endif diff --git a/drivers/soc/tegra/fuse/fuse.h b/drivers/soc/tegra/fuse/fuse.h index 90f23be73894..9fee6ad6ad9e 100644 --- a/drivers/soc/tegra/fuse/fuse.h +++ b/drivers/soc/tegra/fuse/fuse.h @@ -69,6 +69,7 @@ struct tegra_fuse { void tegra_init_revision(void); void tegra_init_apbmisc(void); +void tegra_acpi_init_apbmisc(void); u32 __init tegra_fuse_read_spare(unsigned int spare); u32 __init tegra_fuse_read_early(unsigned int offset); @@ -123,7 +124,8 @@ extern const struct tegra_fuse_soc tegra186_fuse_soc; #endif #if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) || \ - IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC) + IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC) || \ + IS_ENABLED(CONFIG_ARCH_TEGRA_241_SOC) extern const struct attribute_group tegra194_soc_attr_group; #endif @@ -135,4 +137,8 @@ extern const struct tegra_fuse_soc tegra194_fuse_soc; extern const struct tegra_fuse_soc tegra234_fuse_soc; #endif +#ifdef CONFIG_ARCH_TEGRA_241_SOC +extern const struct tegra_fuse_soc tegra241_fuse_soc; +#endif + #endif diff --git a/drivers/soc/tegra/fuse/tegra-apbmisc.c b/drivers/soc/tegra/fuse/tegra-apbmisc.c index da970f3dbf35..e2ca5d55fd31 100644 --- a/drivers/soc/tegra/fuse/tegra-apbmisc.c +++ b/drivers/soc/tegra/fuse/tegra-apbmisc.c @@ -3,9 +3,11 @@ * Copyright (c) 2014-2023, NVIDIA CORPORATION. All rights reserved. */ +#include <linux/acpi.h> #include <linux/export.h> #include <linux/io.h> #include <linux/kernel.h> +#include <linux/mod_devicetable.h> #include <linux/of.h> #include <linux/of_address.h> @@ -62,6 +64,7 @@ bool tegra_is_silicon(void) switch (tegra_get_chip_id()) { case TEGRA194: case TEGRA234: + case TEGRA241: case TEGRA264: if (tegra_get_platform() == 0) return true; @@ -160,9 +163,34 @@ void __init tegra_init_revision(void) tegra_sku_info.platform = tegra_get_platform(); } -void __init tegra_init_apbmisc(void) +static void tegra_init_apbmisc_resources(struct resource *apbmisc, + struct resource *straps) { void __iomem *strapping_base; + + apbmisc_base = ioremap(apbmisc->start, resource_size(apbmisc)); + if (apbmisc_base) + chipid = readl_relaxed(apbmisc_base + 4); + else + pr_err("failed to map APBMISC registers\n"); + + strapping_base = ioremap(straps->start, resource_size(straps)); + if (strapping_base) { + strapping = readl_relaxed(strapping_base); + iounmap(strapping_base); + } else { + pr_err("failed to map strapping options registers\n"); + } +} + +/** + * tegra_init_apbmisc - Initializes Tegra APBMISC and Strapping registers. + * + * This is called during early init as some of the old 32-bit ARM code needs + * information from the APBMISC registers very early during boot. + */ +void __init tegra_init_apbmisc(void) +{ struct resource apbmisc, straps; struct device_node *np; @@ -219,23 +247,73 @@ void __init tegra_init_apbmisc(void) } } - apbmisc_base = ioremap(apbmisc.start, resource_size(&apbmisc)); - if (!apbmisc_base) { - pr_err("failed to map APBMISC registers\n"); - } else { - chipid = readl_relaxed(apbmisc_base + 4); + tegra_init_apbmisc_resources(&apbmisc, &straps); + long_ram_code = of_property_read_bool(np, "nvidia,long-ram-code"); + +put: + of_node_put(np); +} + +#ifdef CONFIG_ACPI +static const struct acpi_device_id apbmisc_acpi_match[] = { + { "NVDA2010" }, + { /* sentinel */ } +}; + +void tegra_acpi_init_apbmisc(void) +{ + struct resource *resources[2] = { NULL }; + struct resource_entry *rentry; + struct acpi_device *adev = NULL; + struct list_head resource_list; + int rcount = 0; + int ret; + + adev = acpi_dev_get_first_match_dev(apbmisc_acpi_match[0].id, NULL, -1); + if (!adev) + return; + + INIT_LIST_HEAD(&resource_list); + + ret = acpi_dev_get_memory_resources(adev, &resource_list); + if (ret < 0) { + pr_err("failed to get APBMISC memory resources"); + goto out_put_acpi_dev; } - strapping_base = ioremap(straps.start, resource_size(&straps)); - if (!strapping_base) { - pr_err("failed to map strapping options registers\n"); - } else { - strapping = readl_relaxed(strapping_base); - iounmap(strapping_base); + /* + * Get required memory resources. + * + * resources[0]: apbmisc. + * resources[1]: straps. + */ + resource_list_for_each_entry(rentry, &resource_list) { + if (rcount >= ARRAY_SIZE(resources)) + break; + + resources[rcount++] = rentry->res; } - long_ram_code = of_property_read_bool(np, "nvidia,long-ram-code"); + if (!resources[0]) { + pr_err("failed to get APBMISC registers\n"); + goto out_free_resource_list; + } -put: - of_node_put(np); + if (!resources[1]) { + pr_err("failed to get strapping options registers\n"); + goto out_free_resource_list; + } + + tegra_init_apbmisc_resources(resources[0], resources[1]); + +out_free_resource_list: + acpi_dev_free_resource_list(&resource_list); + +out_put_acpi_dev: + acpi_dev_put(adev); +} +#else +void tegra_acpi_init_apbmisc(void) +{ } +#endif diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c index f432aa022ace..d6bfcea5ee65 100644 --- a/drivers/soc/tegra/pmc.c +++ b/drivers/soc/tegra/pmc.c @@ -3,7 +3,7 @@ * drivers/soc/tegra/pmc.c * * Copyright (c) 2010 Google, Inc - * Copyright (c) 2018-2023, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2018-2024, NVIDIA CORPORATION. All rights reserved. * * Author: * Colin Cross <ccross@google.com> @@ -384,6 +384,7 @@ struct tegra_pmc_soc { bool has_blink_output; bool has_usb_sleepwalk; bool supports_core_domain; + bool has_single_mmio_aperture; }; /** @@ -1777,30 +1778,6 @@ static int tegra_io_pad_get_voltage(struct tegra_pmc *pmc, enum tegra_io_pad id) return TEGRA_IO_PAD_VOLTAGE_3V3; } -/** - * tegra_io_rail_power_on() - enable power to I/O rail - * @id: Tegra I/O pad ID for which to enable power - * - * See also: tegra_io_pad_power_enable() - */ -int tegra_io_rail_power_on(unsigned int id) -{ - return tegra_io_pad_power_enable(id); -} -EXPORT_SYMBOL(tegra_io_rail_power_on); - -/** - * tegra_io_rail_power_off() - disable power to I/O rail - * @id: Tegra I/O pad ID for which to disable power - * - * See also: tegra_io_pad_power_disable() - */ -int tegra_io_rail_power_off(unsigned int id) -{ - return tegra_io_pad_power_disable(id); -} -EXPORT_SYMBOL(tegra_io_rail_power_off); - #ifdef CONFIG_PM_SLEEP enum tegra_suspend_mode tegra_pmc_get_suspend_mode(void) { @@ -2909,31 +2886,33 @@ static int tegra_pmc_probe(struct platform_device *pdev) if (IS_ERR(base)) return PTR_ERR(base); - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "wake"); - if (res) { + if (pmc->soc->has_single_mmio_aperture) { + pmc->wake = base; + pmc->aotag = base; + pmc->scratch = base; + } else { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "wake"); pmc->wake = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(pmc->wake)) return PTR_ERR(pmc->wake); - } else { - pmc->wake = base; - } - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "aotag"); - if (res) { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "aotag"); pmc->aotag = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(pmc->aotag)) return PTR_ERR(pmc->aotag); - } else { - pmc->aotag = base; - } - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "scratch"); - if (res) { - pmc->scratch = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(pmc->scratch)) - return PTR_ERR(pmc->scratch); - } else { - pmc->scratch = base; + /* "scratch" is an optional aperture */ + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "scratch"); + if (res) { + pmc->scratch = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(pmc->scratch)) + return PTR_ERR(pmc->scratch); + } else { + pmc->scratch = NULL; + } } pmc->clk = devm_clk_get_optional(&pdev->dev, "pclk"); @@ -2945,12 +2924,15 @@ static int tegra_pmc_probe(struct platform_device *pdev) * PMC should be last resort for restarting since it soft-resets * CPU without resetting everything else. */ - err = devm_register_reboot_notifier(&pdev->dev, - &tegra_pmc_reboot_notifier); - if (err) { - dev_err(&pdev->dev, "unable to register reboot notifier, %d\n", - err); - return err; + if (pmc->scratch) { + err = devm_register_reboot_notifier(&pdev->dev, + &tegra_pmc_reboot_notifier); + if (err) { + dev_err(&pdev->dev, + "unable to register reboot notifier, %d\n", + err); + return err; + } } err = devm_register_sys_off_handler(&pdev->dev, @@ -3324,6 +3306,7 @@ static const struct tegra_pmc_soc tegra20_pmc_soc = { .num_pmc_clks = 0, .has_blink_output = true, .has_usb_sleepwalk = true, + .has_single_mmio_aperture = true, }; static const char * const tegra30_powergates[] = { @@ -3385,6 +3368,7 @@ static const struct tegra_pmc_soc tegra30_pmc_soc = { .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data), .has_blink_output = true, .has_usb_sleepwalk = true, + .has_single_mmio_aperture = true, }; static const char * const tegra114_powergates[] = { @@ -3442,6 +3426,7 @@ static const struct tegra_pmc_soc tegra114_pmc_soc = { .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data), .has_blink_output = true, .has_usb_sleepwalk = true, + .has_single_mmio_aperture = true, }; static const char * const tegra124_powergates[] = { @@ -3586,6 +3571,7 @@ static const struct tegra_pmc_soc tegra124_pmc_soc = { .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data), .has_blink_output = true, .has_usb_sleepwalk = true, + .has_single_mmio_aperture = true, }; static const char * const tegra210_powergates[] = { @@ -3749,6 +3735,7 @@ static const struct tegra_pmc_soc tegra210_pmc_soc = { .num_pmc_clks = ARRAY_SIZE(tegra_pmc_clks_data), .has_blink_output = true, .has_usb_sleepwalk = true, + .has_single_mmio_aperture = true, }; static const struct tegra_io_pad_soc tegra186_io_pads[] = { @@ -3946,6 +3933,7 @@ static const struct tegra_pmc_soc tegra186_pmc_soc = { .num_pmc_clks = 0, .has_blink_output = false, .has_usb_sleepwalk = false, + .has_single_mmio_aperture = false, }; static const struct tegra_io_pad_soc tegra194_io_pads[] = { @@ -4131,6 +4119,7 @@ static const struct tegra_pmc_soc tegra194_pmc_soc = { .num_pmc_clks = 0, .has_blink_output = false, .has_usb_sleepwalk = false, + .has_single_mmio_aperture = false, }; static const struct tegra_io_pad_soc tegra234_io_pads[] = { @@ -4220,6 +4209,7 @@ static const char * const tegra234_reset_sources[] = { }; static const struct tegra_wake_event tegra234_wake_events[] = { + TEGRA_WAKE_GPIO("sd-wake", 8, 0, TEGRA234_MAIN_GPIO(G, 7)), TEGRA_WAKE_IRQ("pmu", 24, 209), TEGRA_WAKE_GPIO("power", 29, 1, TEGRA234_AON_GPIO(EE, 4)), TEGRA_WAKE_GPIO("mgbe", 56, 0, TEGRA234_MAIN_GPIO(Y, 3)), @@ -4259,6 +4249,7 @@ static const struct tegra_pmc_soc tegra234_pmc_soc = { .pmc_clks_data = NULL, .num_pmc_clks = 0, .has_blink_output = false, + .has_single_mmio_aperture = false, }; static const struct of_device_id tegra_pmc_match[] = { diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index f94e0d370d46..1a8d03958dff 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1927,24 +1927,18 @@ static void cqspi_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); } -static int cqspi_suspend(struct device *dev) +static int cqspi_runtime_suspend(struct device *dev) { struct cqspi_st *cqspi = dev_get_drvdata(dev); - struct spi_controller *host = dev_get_drvdata(dev); - int ret; - ret = spi_controller_suspend(host); cqspi_controller_enable(cqspi, 0); - clk_disable_unprepare(cqspi->clk); - - return ret; + return 0; } -static int cqspi_resume(struct device *dev) +static int cqspi_runtime_resume(struct device *dev) { struct cqspi_st *cqspi = dev_get_drvdata(dev); - struct spi_controller *host = dev_get_drvdata(dev); clk_prepare_enable(cqspi->clk); cqspi_wait_idle(cqspi); @@ -1952,12 +1946,27 @@ static int cqspi_resume(struct device *dev) cqspi->current_cs = -1; cqspi->sclk = 0; + return 0; +} + +static int cqspi_suspend(struct device *dev) +{ + struct cqspi_st *cqspi = dev_get_drvdata(dev); + + return spi_controller_suspend(cqspi->host); +} - return spi_controller_resume(host); +static int cqspi_resume(struct device *dev) +{ + struct cqspi_st *cqspi = dev_get_drvdata(dev); + + return spi_controller_resume(cqspi->host); } -static DEFINE_RUNTIME_DEV_PM_OPS(cqspi_dev_pm_ops, cqspi_suspend, - cqspi_resume, NULL); +static const struct dev_pm_ops cqspi_dev_pm_ops = { + RUNTIME_PM_OPS(cqspi_runtime_suspend, cqspi_runtime_resume, NULL) + SYSTEM_SLEEP_PM_OPS(cqspi_suspend, cqspi_resume) +}; static const struct cqspi_driver_platdata cdns_qspi = { .quirks = CQSPI_DISABLE_DAC_MODE, diff --git a/drivers/spi/spi-cs42l43.c b/drivers/spi/spi-cs42l43.c index b24190526ce9..adf19e8c4c8a 100644 --- a/drivers/spi/spi-cs42l43.c +++ b/drivers/spi/spi-cs42l43.c @@ -148,8 +148,7 @@ static void cs42l43_set_cs(struct spi_device *spi, bool is_high) { struct cs42l43_spi *priv = spi_controller_get_devdata(spi->controller); - if (spi_get_chipselect(spi, 0) == 0) - regmap_write(priv->regmap, CS42L43_SPI_CONFIG2, !is_high); + regmap_write(priv->regmap, CS42L43_SPI_CONFIG2, !is_high); } static int cs42l43_prepare_message(struct spi_controller *ctlr, struct spi_message *msg) diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index 546cdce525fc..833a1bb7a914 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -2,6 +2,7 @@ // Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. // Copyright (C) 2008 Juergen Beisert +#include <linux/bits.h> #include <linux/clk.h> #include <linux/completion.h> #include <linux/delay.h> @@ -660,15 +661,15 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx, << MX51_ECSPI_CTRL_BL_OFFSET; else { if (spi_imx->usedma) { - ctrl |= (spi_imx->bits_per_word * - spi_imx_bytes_per_word(spi_imx->bits_per_word) - 1) + ctrl |= (spi_imx->bits_per_word - 1) << MX51_ECSPI_CTRL_BL_OFFSET; } else { if (spi_imx->count >= MX51_ECSPI_CTRL_MAX_BURST) - ctrl |= (MX51_ECSPI_CTRL_MAX_BURST - 1) + ctrl |= (MX51_ECSPI_CTRL_MAX_BURST * BITS_PER_BYTE - 1) << MX51_ECSPI_CTRL_BL_OFFSET; else - ctrl |= (spi_imx->count * spi_imx->bits_per_word - 1) + ctrl |= spi_imx->count / DIV_ROUND_UP(spi_imx->bits_per_word, + BITS_PER_BYTE) * spi_imx->bits_per_word << MX51_ECSPI_CTRL_BL_OFFSET; } } diff --git a/drivers/spi/spi-intel-pci.c b/drivers/spi/spi-intel-pci.c index 07d20ca1164c..4337ca51d7aa 100644 --- a/drivers/spi/spi-intel-pci.c +++ b/drivers/spi/spi-intel-pci.c @@ -85,6 +85,7 @@ static const struct pci_device_id intel_spi_pci_ids[] = { { PCI_VDEVICE(INTEL, 0xa2a4), (unsigned long)&cnl_info }, { PCI_VDEVICE(INTEL, 0xa324), (unsigned long)&cnl_info }, { PCI_VDEVICE(INTEL, 0xa3a4), (unsigned long)&cnl_info }, + { PCI_VDEVICE(INTEL, 0xa823), (unsigned long)&cnl_info }, { }, }; MODULE_DEVICE_TABLE(pci, intel_spi_pci_ids); diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c index 1bf080339b5a..88cbe4f00cc3 100644 --- a/drivers/spi/spi-mxs.c +++ b/drivers/spi/spi-mxs.c @@ -39,6 +39,7 @@ #include <linux/spi/spi.h> #include <linux/spi/mxs-spi.h> #include <trace/events/spi.h> +#include <linux/dma/mxs-dma.h> #define DRIVER_NAME "mxs-spi" @@ -252,7 +253,7 @@ static int mxs_spi_txrx_dma(struct mxs_spi *spi, desc = dmaengine_prep_slave_sg(ssp->dmach, &dma_xfer[sg_count].sg, 1, (flags & TXRX_WRITE) ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + DMA_PREP_INTERRUPT | MXS_DMA_CTRL_WAIT4END); if (!desc) { dev_err(ssp->dev, diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index a0c9fea908f5..ddf1c684bcc7 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -53,8 +53,6 @@ /* per-register bitmasks: */ #define OMAP2_MCSPI_IRQSTATUS_EOW BIT(17) -#define OMAP2_MCSPI_IRQSTATUS_TX0_EMPTY BIT(0) -#define OMAP2_MCSPI_IRQSTATUS_RX0_FULL BIT(2) #define OMAP2_MCSPI_MODULCTRL_SINGLE BIT(0) #define OMAP2_MCSPI_MODULCTRL_MS BIT(2) @@ -293,7 +291,7 @@ static void omap2_mcspi_set_mode(struct spi_controller *ctlr) } static void omap2_mcspi_set_fifo(const struct spi_device *spi, - struct spi_transfer *t, int enable, int dma_enabled) + struct spi_transfer *t, int enable) { struct spi_controller *ctlr = spi->controller; struct omap2_mcspi_cs *cs = spi->controller_state; @@ -314,28 +312,20 @@ static void omap2_mcspi_set_fifo(const struct spi_device *spi, max_fifo_depth = OMAP2_MCSPI_MAX_FIFODEPTH / 2; else max_fifo_depth = OMAP2_MCSPI_MAX_FIFODEPTH; - if (dma_enabled) - wcnt = t->len / bytes_per_word; - else - wcnt = 0; + + wcnt = t->len / bytes_per_word; if (wcnt > OMAP2_MCSPI_MAX_FIFOWCNT) goto disable_fifo; xferlevel = wcnt << 16; if (t->rx_buf != NULL) { chconf |= OMAP2_MCSPI_CHCONF_FFER; - if (dma_enabled) - xferlevel |= (bytes_per_word - 1) << 8; - else - xferlevel |= (max_fifo_depth - 1) << 8; + xferlevel |= (bytes_per_word - 1) << 8; } if (t->tx_buf != NULL) { chconf |= OMAP2_MCSPI_CHCONF_FFET; - if (dma_enabled) - xferlevel |= bytes_per_word - 1; - else - xferlevel |= (max_fifo_depth - 1); + xferlevel |= bytes_per_word - 1; } mcspi_write_reg(ctlr, OMAP2_MCSPI_XFERLEVEL, xferlevel); @@ -892,113 +882,6 @@ out: return count - c; } -static unsigned -omap2_mcspi_txrx_piofifo(struct spi_device *spi, struct spi_transfer *xfer) -{ - struct omap2_mcspi_cs *cs = spi->controller_state; - struct omap2_mcspi *mcspi; - unsigned int count, c; - unsigned int iter, cwc; - int last_request; - void __iomem *base = cs->base; - void __iomem *tx_reg; - void __iomem *rx_reg; - void __iomem *chstat_reg; - void __iomem *irqstat_reg; - int word_len, bytes_per_word; - u8 *rx; - const u8 *tx; - - mcspi = spi_controller_get_devdata(spi->controller); - count = xfer->len; - c = count; - word_len = cs->word_len; - bytes_per_word = mcspi_bytes_per_word(word_len); - - /* - * We store the pre-calculated register addresses on stack to speed - * up the transfer loop. - */ - tx_reg = base + OMAP2_MCSPI_TX0; - rx_reg = base + OMAP2_MCSPI_RX0; - chstat_reg = base + OMAP2_MCSPI_CHSTAT0; - irqstat_reg = base + OMAP2_MCSPI_IRQSTATUS; - - if (c < (word_len >> 3)) - return 0; - - rx = xfer->rx_buf; - tx = xfer->tx_buf; - - do { - /* calculate number of words in current iteration */ - cwc = min((unsigned int)mcspi->fifo_depth / bytes_per_word, - c / bytes_per_word); - last_request = cwc != (mcspi->fifo_depth / bytes_per_word); - if (tx) { - if (mcspi_wait_for_reg_bit(irqstat_reg, - OMAP2_MCSPI_IRQSTATUS_TX0_EMPTY) < 0) { - dev_err(&spi->dev, "TX Empty timed out\n"); - goto out; - } - writel_relaxed(OMAP2_MCSPI_IRQSTATUS_TX0_EMPTY, irqstat_reg); - - for (iter = 0; iter < cwc; iter++, tx += bytes_per_word) { - if (bytes_per_word == 1) - writel_relaxed(*tx, tx_reg); - else if (bytes_per_word == 2) - writel_relaxed(*((u16 *)tx), tx_reg); - else if (bytes_per_word == 4) - writel_relaxed(*((u32 *)tx), tx_reg); - } - } - - if (rx) { - if (!last_request && - mcspi_wait_for_reg_bit(irqstat_reg, - OMAP2_MCSPI_IRQSTATUS_RX0_FULL) < 0) { - dev_err(&spi->dev, "RX_FULL timed out\n"); - goto out; - } - writel_relaxed(OMAP2_MCSPI_IRQSTATUS_RX0_FULL, irqstat_reg); - - for (iter = 0; iter < cwc; iter++, rx += bytes_per_word) { - if (last_request && - mcspi_wait_for_reg_bit(chstat_reg, - OMAP2_MCSPI_CHSTAT_RXS) < 0) { - dev_err(&spi->dev, "RXS timed out\n"); - goto out; - } - if (bytes_per_word == 1) - *rx = readl_relaxed(rx_reg); - else if (bytes_per_word == 2) - *((u16 *)rx) = readl_relaxed(rx_reg); - else if (bytes_per_word == 4) - *((u32 *)rx) = readl_relaxed(rx_reg); - } - } - - if (last_request) { - if (mcspi_wait_for_reg_bit(chstat_reg, - OMAP2_MCSPI_CHSTAT_EOT) < 0) { - dev_err(&spi->dev, "EOT timed out\n"); - goto out; - } - if (mcspi_wait_for_reg_bit(chstat_reg, - OMAP2_MCSPI_CHSTAT_TXFFE) < 0) { - dev_err(&spi->dev, "TXFFE timed out\n"); - goto out; - } - omap2_mcspi_set_enable(spi, 0); - } - c -= cwc * bytes_per_word; - } while (c >= bytes_per_word); - -out: - omap2_mcspi_set_enable(spi, 1); - return count - c; -} - static u32 omap2_mcspi_calc_divisor(u32 speed_hz, u32 ref_clk_hz) { u32 div; @@ -1323,9 +1206,7 @@ static int omap2_mcspi_transfer_one(struct spi_controller *ctlr, if ((mcspi_dma->dma_rx && mcspi_dma->dma_tx) && ctlr->cur_msg_mapped && ctlr->can_dma(ctlr, spi, t)) - omap2_mcspi_set_fifo(spi, t, 1, 1); - else if (t->len > OMAP2_MCSPI_MAX_FIFODEPTH) - omap2_mcspi_set_fifo(spi, t, 1, 0); + omap2_mcspi_set_fifo(spi, t, 1); omap2_mcspi_set_enable(spi, 1); @@ -1338,8 +1219,6 @@ static int omap2_mcspi_transfer_one(struct spi_controller *ctlr, ctlr->cur_msg_mapped && ctlr->can_dma(ctlr, spi, t)) count = omap2_mcspi_txrx_dma(spi, t); - else if (mcspi->fifo_depth > 0) - count = omap2_mcspi_txrx_piofifo(spi, t); else count = omap2_mcspi_txrx_pio(spi, t); @@ -1352,7 +1231,7 @@ static int omap2_mcspi_transfer_one(struct spi_controller *ctlr, omap2_mcspi_set_enable(spi, 0); if (mcspi->fifo_depth > 0) - omap2_mcspi_set_fifo(spi, t, 0, 0); + omap2_mcspi_set_fifo(spi, t, 0); out: /* Restore defaults if they were overriden */ @@ -1375,7 +1254,7 @@ out: omap2_mcspi_set_cs(spi, !(spi->mode & SPI_CS_HIGH)); if (mcspi->fifo_depth > 0 && t) - omap2_mcspi_set_fifo(spi, t, 0, 0); + omap2_mcspi_set_fifo(spi, t, 0); return status; } diff --git a/drivers/spi/spi-ppc4xx.c b/drivers/spi/spi-ppc4xx.c index 03aab661be9d..82d6264841fc 100644 --- a/drivers/spi/spi-ppc4xx.c +++ b/drivers/spi/spi-ppc4xx.c @@ -25,11 +25,13 @@ #include <linux/slab.h> #include <linux/errno.h> #include <linux/wait.h> +#include <linux/platform_device.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/interrupt.h> #include <linux/delay.h> +#include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/spi/spi_bitbang.h> @@ -166,10 +168,8 @@ static int spi_ppc4xx_setupxfer(struct spi_device *spi, struct spi_transfer *t) int scr; u8 cdm = 0; u32 speed; - u8 bits_per_word; /* Start with the generic configuration for this device. */ - bits_per_word = spi->bits_per_word; speed = spi->max_speed_hz; /* @@ -177,9 +177,6 @@ static int spi_ppc4xx_setupxfer(struct spi_device *spi, struct spi_transfer *t) * the transfer to overwrite the generic configuration with zeros. */ if (t) { - if (t->bits_per_word) - bits_per_word = t->bits_per_word; - if (t->speed_hz) speed = min(t->speed_hz, spi->max_speed_hz); } diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index b9934b9c2d70..9f30e0edadfe 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -384,7 +384,7 @@ static struct attribute *ssb_device_attrs[] = { }; ATTRIBUTE_GROUPS(ssb_device); -static struct bus_type ssb_bustype = { +static const struct bus_type ssb_bustype = { .name = "ssb", .match = ssb_bus_match, .probe = ssb_device_probe, diff --git a/drivers/staging/fieldbus/Documentation/devicetree/bindings/fieldbus/arcx,anybus-controller.txt b/drivers/staging/fieldbus/Documentation/devicetree/bindings/fieldbus/arcx,anybus-controller.txt index b1f9474f36d5..f34a95611645 100644 --- a/drivers/staging/fieldbus/Documentation/devicetree/bindings/fieldbus/arcx,anybus-controller.txt +++ b/drivers/staging/fieldbus/Documentation/devicetree/bindings/fieldbus/arcx,anybus-controller.txt @@ -48,7 +48,7 @@ Example of usage: ----------------- This example places the bridge on top of the i.MX WEIM parallel bus, see: -Documentation/devicetree/bindings/bus/imx-weim.txt +Documentation/devicetree/bindings/memory-controllers/fsl/fsl,imx-weim.yaml &weim { controller@0,0 { diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c index e748a5d04e97..9149d41fe65b 100644 --- a/drivers/staging/iio/impedance-analyzer/ad5933.c +++ b/drivers/staging/iio/impedance-analyzer/ad5933.c @@ -608,7 +608,7 @@ static void ad5933_work(struct work_struct *work) struct ad5933_state, work.work); struct iio_dev *indio_dev = i2c_get_clientdata(st->client); __be16 buf[2]; - int val[2]; + u16 val[2]; unsigned char status; int ret; diff --git a/drivers/staging/media/atomisp/pci/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp_cmd.c index f44e6412f4e3..d0db2efe0045 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_cmd.c +++ b/drivers/staging/media/atomisp/pci/atomisp_cmd.c @@ -3723,12 +3723,10 @@ apply_min_padding: static int atomisp_set_crop(struct atomisp_device *isp, const struct v4l2_mbus_framefmt *format, + struct v4l2_subdev_state *sd_state, int which) { struct atomisp_input_subdev *input = &isp->inputs[isp->asd.input_curr]; - struct v4l2_subdev_state pad_state = { - .pads = &input->pad_cfg, - }; struct v4l2_subdev_selection sel = { .which = which, .target = V4L2_SEL_TGT_CROP, @@ -3754,7 +3752,7 @@ static int atomisp_set_crop(struct atomisp_device *isp, sel.r.left = ((input->native_rect.width - sel.r.width) / 2) & ~1; sel.r.top = ((input->native_rect.height - sel.r.height) / 2) & ~1; - ret = v4l2_subdev_call(input->camera, pad, set_selection, &pad_state, &sel); + ret = v4l2_subdev_call(input->camera, pad, set_selection, sd_state, &sel); if (ret) dev_err(isp->dev, "Error setting crop to %ux%u @%ux%u: %d\n", sel.r.width, sel.r.height, sel.r.left, sel.r.top, ret); @@ -3770,9 +3768,6 @@ int atomisp_try_fmt(struct atomisp_device *isp, struct v4l2_pix_format *f, const struct atomisp_format_bridge *fmt, *snr_fmt; struct atomisp_sub_device *asd = &isp->asd; struct atomisp_input_subdev *input = &isp->inputs[asd->input_curr]; - struct v4l2_subdev_state pad_state = { - .pads = &input->pad_cfg, - }; struct v4l2_subdev_format format = { .which = V4L2_SUBDEV_FORMAT_TRY, }; @@ -3809,11 +3804,16 @@ int atomisp_try_fmt(struct atomisp_device *isp, struct v4l2_pix_format *f, dev_dbg(isp->dev, "try_mbus_fmt: asking for %ux%u\n", format.format.width, format.format.height); - ret = atomisp_set_crop(isp, &format.format, V4L2_SUBDEV_FORMAT_TRY); - if (ret) - return ret; + v4l2_subdev_lock_state(input->try_sd_state); + + ret = atomisp_set_crop(isp, &format.format, input->try_sd_state, + V4L2_SUBDEV_FORMAT_TRY); + if (ret == 0) + ret = v4l2_subdev_call(input->camera, pad, set_fmt, + input->try_sd_state, &format); + + v4l2_subdev_unlock_state(input->try_sd_state); - ret = v4l2_subdev_call(input->camera, pad, set_fmt, &pad_state, &format); if (ret) return ret; @@ -4238,9 +4238,7 @@ static int atomisp_set_fmt_to_snr(struct video_device *vdev, const struct v4l2_p struct atomisp_device *isp = asd->isp; struct atomisp_input_subdev *input = &isp->inputs[asd->input_curr]; const struct atomisp_format_bridge *format; - struct v4l2_subdev_state pad_state = { - .pads = &input->pad_cfg, - }; + struct v4l2_subdev_state *act_sd_state; struct v4l2_subdev_format vformat = { .which = V4L2_SUBDEV_FORMAT_TRY, }; @@ -4268,12 +4266,18 @@ static int atomisp_set_fmt_to_snr(struct video_device *vdev, const struct v4l2_p /* Disable dvs if resolution can't be supported by sensor */ if (asd->params.video_dis_en && asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO) { - ret = atomisp_set_crop(isp, &vformat.format, V4L2_SUBDEV_FORMAT_TRY); - if (ret) - return ret; + v4l2_subdev_lock_state(input->try_sd_state); + + ret = atomisp_set_crop(isp, &vformat.format, input->try_sd_state, + V4L2_SUBDEV_FORMAT_TRY); + if (ret == 0) { + vformat.which = V4L2_SUBDEV_FORMAT_TRY; + ret = v4l2_subdev_call(input->camera, pad, set_fmt, + input->try_sd_state, &vformat); + } + + v4l2_subdev_unlock_state(input->try_sd_state); - vformat.which = V4L2_SUBDEV_FORMAT_TRY; - ret = v4l2_subdev_call(input->camera, pad, set_fmt, &pad_state, &vformat); if (ret) return ret; @@ -4291,12 +4295,18 @@ static int atomisp_set_fmt_to_snr(struct video_device *vdev, const struct v4l2_p } } - ret = atomisp_set_crop(isp, &vformat.format, V4L2_SUBDEV_FORMAT_ACTIVE); - if (ret) - return ret; + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); + + ret = atomisp_set_crop(isp, &vformat.format, act_sd_state, + V4L2_SUBDEV_FORMAT_ACTIVE); + if (ret == 0) { + vformat.which = V4L2_SUBDEV_FORMAT_ACTIVE; + ret = v4l2_subdev_call(input->camera, pad, set_fmt, act_sd_state, &vformat); + } + + if (act_sd_state) + v4l2_subdev_unlock_state(act_sd_state); - vformat.which = V4L2_SUBDEV_FORMAT_ACTIVE; - ret = v4l2_subdev_call(input->camera, pad, set_fmt, NULL, &vformat); if (ret) return ret; diff --git a/drivers/staging/media/atomisp/pci/atomisp_internal.h b/drivers/staging/media/atomisp/pci/atomisp_internal.h index f7b4bee9574b..d5b077e602ca 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_internal.h +++ b/drivers/staging/media/atomisp/pci/atomisp_internal.h @@ -132,8 +132,8 @@ struct atomisp_input_subdev { /* Sensor rects for sensors which support crop */ struct v4l2_rect native_rect; struct v4l2_rect active_rect; - /* Sensor pad_cfg for which == V4L2_SUBDEV_FORMAT_TRY calls */ - struct v4l2_subdev_pad_config pad_cfg; + /* Sensor state for which == V4L2_SUBDEV_FORMAT_TRY calls */ + struct v4l2_subdev_state *try_sd_state; struct v4l2_subdev *motor; diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c index 01b7fa9b56a2..5b2d88c02d36 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c @@ -781,12 +781,20 @@ static int atomisp_enum_framesizes(struct file *file, void *priv, .which = V4L2_SUBDEV_FORMAT_ACTIVE, .code = input->code, }; + struct v4l2_subdev_state *act_sd_state; int ret; + if (!input->camera) + return -EINVAL; + if (input->crop_support) return atomisp_enum_framesizes_crop(isp, fsize); - ret = v4l2_subdev_call(input->camera, pad, enum_frame_size, NULL, &fse); + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); + ret = v4l2_subdev_call(input->camera, pad, enum_frame_size, + act_sd_state, &fse); + if (act_sd_state) + v4l2_subdev_unlock_state(act_sd_state); if (ret) return ret; @@ -803,18 +811,25 @@ static int atomisp_enum_frameintervals(struct file *file, void *priv, struct video_device *vdev = video_devdata(file); struct atomisp_device *isp = video_get_drvdata(vdev); struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; + struct atomisp_input_subdev *input = &isp->inputs[asd->input_curr]; struct v4l2_subdev_frame_interval_enum fie = { - .code = atomisp_in_fmt_conv[0].code, + .code = atomisp_in_fmt_conv[0].code, .index = fival->index, .width = fival->width, .height = fival->height, .which = V4L2_SUBDEV_FORMAT_ACTIVE, }; + struct v4l2_subdev_state *act_sd_state; int ret; - ret = v4l2_subdev_call(isp->inputs[asd->input_curr].camera, - pad, enum_frame_interval, NULL, - &fie); + if (!input->camera) + return -EINVAL; + + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); + ret = v4l2_subdev_call(input->camera, pad, enum_frame_interval, + act_sd_state, &fie); + if (act_sd_state) + v4l2_subdev_unlock_state(act_sd_state); if (ret) return ret; @@ -830,30 +845,25 @@ static int atomisp_enum_fmt_cap(struct file *file, void *fh, struct video_device *vdev = video_devdata(file); struct atomisp_device *isp = video_get_drvdata(vdev); struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd; + struct atomisp_input_subdev *input = &isp->inputs[asd->input_curr]; struct v4l2_subdev_mbus_code_enum code = { .which = V4L2_SUBDEV_FORMAT_ACTIVE, }; const struct atomisp_format_bridge *format; - struct v4l2_subdev *camera; + struct v4l2_subdev_state *act_sd_state; unsigned int i, fi = 0; - int rval; + int ret; - camera = isp->inputs[asd->input_curr].camera; - if(!camera) { - dev_err(isp->dev, "%s(): camera is NULL, device is %s\n", - __func__, vdev->name); + if (!input->camera) return -EINVAL; - } - rval = v4l2_subdev_call(camera, pad, enum_mbus_code, NULL, &code); - if (rval == -ENOIOCTLCMD) { - dev_warn(isp->dev, - "enum_mbus_code pad op not supported by %s. Please fix your sensor driver!\n", - camera->name); - } - - if (rval) - return rval; + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); + ret = v4l2_subdev_call(input->camera, pad, enum_mbus_code, + act_sd_state, &code); + if (act_sd_state) + v4l2_subdev_unlock_state(act_sd_state); + if (ret) + return ret; for (i = 0; i < ARRAY_SIZE(atomisp_output_fmts); i++) { format = &atomisp_output_fmts[i]; diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c index c1c8501ec61f..547e1444ad97 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c @@ -862,6 +862,9 @@ static void atomisp_unregister_entities(struct atomisp_device *isp) v4l2_device_unregister(&isp->v4l2_dev); media_device_unregister(&isp->media_dev); media_device_cleanup(&isp->media_dev); + + for (i = 0; i < isp->input_cnt; i++) + __v4l2_subdev_state_free(isp->inputs[i].try_sd_state); } static int atomisp_register_entities(struct atomisp_device *isp) @@ -933,32 +936,49 @@ v4l2_device_failed: static void atomisp_init_sensor(struct atomisp_input_subdev *input) { + static struct lock_class_key try_sd_state_key; struct v4l2_subdev_mbus_code_enum mbus_code_enum = { }; struct v4l2_subdev_frame_size_enum fse = { }; - struct v4l2_subdev_state sd_state = { - .pads = &input->pad_cfg, - }; struct v4l2_subdev_selection sel = { }; + struct v4l2_subdev_state *try_sd_state, *act_sd_state; int i, err; + /* + * FIXME: Drivers are not supposed to use __v4l2_subdev_state_alloc() + * but atomisp needs this for try_fmt on its /dev/video# node since + * it emulates a normal v4l2 device there, passing through try_fmt / + * set_fmt to the sensor. + */ + try_sd_state = __v4l2_subdev_state_alloc(input->camera, + "atomisp:try_sd_state->lock", &try_sd_state_key); + if (IS_ERR(try_sd_state)) + return; + + input->try_sd_state = try_sd_state; + + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); + mbus_code_enum.which = V4L2_SUBDEV_FORMAT_ACTIVE; - err = v4l2_subdev_call(input->camera, pad, enum_mbus_code, NULL, &mbus_code_enum); + err = v4l2_subdev_call(input->camera, pad, enum_mbus_code, + act_sd_state, &mbus_code_enum); if (!err) input->code = mbus_code_enum.code; sel.which = V4L2_SUBDEV_FORMAT_ACTIVE; sel.target = V4L2_SEL_TGT_NATIVE_SIZE; - err = v4l2_subdev_call(input->camera, pad, get_selection, NULL, &sel); + err = v4l2_subdev_call(input->camera, pad, get_selection, + act_sd_state, &sel); if (err) - return; + goto unlock_act_sd_state; input->native_rect = sel.r; sel.which = V4L2_SUBDEV_FORMAT_ACTIVE; sel.target = V4L2_SEL_TGT_CROP_DEFAULT; - err = v4l2_subdev_call(input->camera, pad, get_selection, NULL, &sel); + err = v4l2_subdev_call(input->camera, pad, get_selection, + act_sd_state, &sel); if (err) - return; + goto unlock_act_sd_state; input->active_rect = sel.r; @@ -973,7 +993,8 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) fse.code = input->code; fse.which = V4L2_SUBDEV_FORMAT_ACTIVE; - err = v4l2_subdev_call(input->camera, pad, enum_frame_size, NULL, &fse); + err = v4l2_subdev_call(input->camera, pad, enum_frame_size, + act_sd_state, &fse); if (err) break; @@ -989,22 +1010,26 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) * for padding, set the crop rect to cover the entire sensor instead * of only the default active area. * - * Do this for both try and active formats since the try_crop rect in - * pad_cfg may influence (clamp) future try_fmt calls with which == try. + * Do this for both try and active formats since the crop rect in + * try_sd_state may influence (clamp size) in calls with which == try. */ sel.which = V4L2_SUBDEV_FORMAT_TRY; sel.target = V4L2_SEL_TGT_CROP; sel.r = input->native_rect; - err = v4l2_subdev_call(input->camera, pad, set_selection, &sd_state, &sel); + v4l2_subdev_lock_state(input->try_sd_state); + err = v4l2_subdev_call(input->camera, pad, set_selection, + input->try_sd_state, &sel); + v4l2_subdev_unlock_state(input->try_sd_state); if (err) - return; + goto unlock_act_sd_state; sel.which = V4L2_SUBDEV_FORMAT_ACTIVE; sel.target = V4L2_SEL_TGT_CROP; sel.r = input->native_rect; - err = v4l2_subdev_call(input->camera, pad, set_selection, NULL, &sel); + err = v4l2_subdev_call(input->camera, pad, set_selection, + act_sd_state, &sel); if (err) - return; + goto unlock_act_sd_state; dev_info(input->camera->dev, "Supports crop native %dx%d active %dx%d binning %d\n", input->native_rect.width, input->native_rect.height, @@ -1012,6 +1037,10 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) input->binning_support); input->crop_support = true; + +unlock_act_sd_state: + if (act_sd_state) + v4l2_subdev_unlock_state(act_sd_state); } int atomisp_register_device_nodes(struct atomisp_device *isp) diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index b0b262de6480..283804b49e91 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -1515,7 +1515,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_TXPOWER) RFbSetPower(priv, priv->wCurrentRate, - conf->chandef.chan->hw_value); + conf->chanreq.oper.chan->hw_value); if (changed & BSS_CHANGED_BEACON_ENABLED) { dev_dbg(&priv->pcid->dev, @@ -1684,6 +1684,10 @@ static void vnt_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } static const struct ieee80211_ops vnt_mac_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = vnt_tx_80211, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = vnt_start, diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 2abae90f3f52..7bbed462f062 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -794,7 +794,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, vnt_set_bss_mode(priv); if (changed & (BSS_CHANGED_TXPOWER | BSS_CHANGED_BANDWIDTH)) - vnt_rf_setpower(priv, conf->chandef.chan); + vnt_rf_setpower(priv, conf->chanreq.oper.chan); if (changed & BSS_CHANGED_BEACON_ENABLED) { dev_dbg(&priv->usb->dev, @@ -956,6 +956,10 @@ static void vnt_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } static const struct ieee80211_ops vnt_mac_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = vnt_tx_80211, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = vnt_start, diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index a5f58988130a..c1fbcdd16182 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -759,6 +759,29 @@ static ssize_t emulate_tas_store(struct config_item *item, return count; } +static int target_try_configure_unmap(struct se_device *dev, + const char *config_opt) +{ + if (!dev->transport->configure_unmap) { + pr_err("Generic Block Discard not supported\n"); + return -ENOSYS; + } + + if (!target_dev_configured(dev)) { + pr_err("Generic Block Discard setup for %s requires device to be configured\n", + config_opt); + return -ENODEV; + } + + if (!dev->transport->configure_unmap(dev)) { + pr_err("Generic Block Discard setup for %s failed\n", + config_opt); + return -ENOSYS; + } + + return 0; +} + static ssize_t emulate_tpu_store(struct config_item *item, const char *page, size_t count) { @@ -776,11 +799,9 @@ static ssize_t emulate_tpu_store(struct config_item *item, * Discard supported is detected iblock_create_virtdevice(). */ if (flag && !da->max_unmap_block_desc_count) { - if (!dev->transport->configure_unmap || - !dev->transport->configure_unmap(dev)) { - pr_err("Generic Block Discard not supported\n"); - return -ENOSYS; - } + ret = target_try_configure_unmap(dev, "emulate_tpu"); + if (ret) + return ret; } da->emulate_tpu = flag; @@ -806,11 +827,9 @@ static ssize_t emulate_tpws_store(struct config_item *item, * Discard supported is detected iblock_create_virtdevice(). */ if (flag && !da->max_unmap_block_desc_count) { - if (!dev->transport->configure_unmap || - !dev->transport->configure_unmap(dev)) { - pr_err("Generic Block Discard not supported\n"); - return -ENOSYS; - } + ret = target_try_configure_unmap(dev, "emulate_tpws"); + if (ret) + return ret; } da->emulate_tpws = flag; @@ -1022,12 +1041,9 @@ static ssize_t unmap_zeroes_data_store(struct config_item *item, * Discard supported is detected iblock_configure_device(). */ if (flag && !da->max_unmap_block_desc_count) { - if (!dev->transport->configure_unmap || - !dev->transport->configure_unmap(dev)) { - pr_err("dev[%p]: Thin Provisioning LBPRZ will not be set because max_unmap_block_desc_count is zero\n", - da->da_dev); - return -ENOSYS; - } + ret = target_try_configure_unmap(dev, "unmap_zeroes_data"); + if (ret) + return ret; } da->unmap_zeroes_data = flag; pr_debug("dev[%p]: SE Device Thin Provisioning LBPRZ bit: %d\n", diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 8eb9eb7ce5df..7f6ca8177845 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -91,7 +91,7 @@ static int iblock_configure_device(struct se_device *dev) { struct iblock_dev *ib_dev = IBLOCK_DEV(dev); struct request_queue *q; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct block_device *bd; struct blk_integrity *bi; blk_mode_t mode = BLK_OPEN_READ; @@ -117,14 +117,14 @@ static int iblock_configure_device(struct se_device *dev) else dev->dev_flags |= DF_READ_ONLY; - bdev_handle = bdev_open_by_path(ib_dev->ibd_udev_path, mode, ib_dev, + bdev_file = bdev_file_open_by_path(ib_dev->ibd_udev_path, mode, ib_dev, NULL); - if (IS_ERR(bdev_handle)) { - ret = PTR_ERR(bdev_handle); + if (IS_ERR(bdev_file)) { + ret = PTR_ERR(bdev_file); goto out_free_bioset; } - ib_dev->ibd_bdev_handle = bdev_handle; - ib_dev->ibd_bd = bd = bdev_handle->bdev; + ib_dev->ibd_bdev_file = bdev_file; + ib_dev->ibd_bd = bd = file_bdev(bdev_file); q = bdev_get_queue(bd); @@ -180,7 +180,7 @@ static int iblock_configure_device(struct se_device *dev) return 0; out_blkdev_put: - bdev_release(ib_dev->ibd_bdev_handle); + fput(ib_dev->ibd_bdev_file); out_free_bioset: bioset_exit(&ib_dev->ibd_bio_set); out: @@ -205,8 +205,8 @@ static void iblock_destroy_device(struct se_device *dev) { struct iblock_dev *ib_dev = IBLOCK_DEV(dev); - if (ib_dev->ibd_bdev_handle) - bdev_release(ib_dev->ibd_bdev_handle); + if (ib_dev->ibd_bdev_file) + fput(ib_dev->ibd_bdev_file); bioset_exit(&ib_dev->ibd_bio_set); } diff --git a/drivers/target/target_core_iblock.h b/drivers/target/target_core_iblock.h index 683f9a55945b..91f6f4280666 100644 --- a/drivers/target/target_core_iblock.h +++ b/drivers/target/target_core_iblock.h @@ -32,7 +32,7 @@ struct iblock_dev { u32 ibd_flags; struct bio_set ibd_bio_set; struct block_device *ibd_bd; - struct bdev_handle *ibd_bdev_handle; + struct file *ibd_bdev_file; bool ibd_readonly; struct iblock_dev_plug *ibd_plug; } ____cacheline_aligned; diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 41b7489d37ce..f98ebb18666b 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -352,7 +352,7 @@ static int pscsi_create_type_disk(struct se_device *dev, struct scsi_device *sd) struct pscsi_hba_virt *phv = dev->se_hba->hba_ptr; struct pscsi_dev_virt *pdv = PSCSI_DEV(dev); struct Scsi_Host *sh = sd->host; - struct bdev_handle *bdev_handle; + struct file *bdev_file; int ret; if (scsi_device_get(sd)) { @@ -366,18 +366,18 @@ static int pscsi_create_type_disk(struct se_device *dev, struct scsi_device *sd) * Claim exclusive struct block_device access to struct scsi_device * for TYPE_DISK and TYPE_ZBC using supplied udev_path */ - bdev_handle = bdev_open_by_path(dev->udev_path, + bdev_file = bdev_file_open_by_path(dev->udev_path, BLK_OPEN_WRITE | BLK_OPEN_READ, pdv, NULL); - if (IS_ERR(bdev_handle)) { + if (IS_ERR(bdev_file)) { pr_err("pSCSI: bdev_open_by_path() failed\n"); scsi_device_put(sd); - return PTR_ERR(bdev_handle); + return PTR_ERR(bdev_file); } - pdv->pdv_bdev_handle = bdev_handle; + pdv->pdv_bdev_file = bdev_file; ret = pscsi_add_device_to_list(dev, sd); if (ret) { - bdev_release(bdev_handle); + fput(bdev_file); scsi_device_put(sd); return ret; } @@ -564,9 +564,9 @@ static void pscsi_destroy_device(struct se_device *dev) * from pscsi_create_type_disk() */ if ((sd->type == TYPE_DISK || sd->type == TYPE_ZBC) && - pdv->pdv_bdev_handle) { - bdev_release(pdv->pdv_bdev_handle); - pdv->pdv_bdev_handle = NULL; + pdv->pdv_bdev_file) { + fput(pdv->pdv_bdev_file); + pdv->pdv_bdev_file = NULL; } /* * For HBA mode PHV_LLD_SCSI_HOST_NO, release the reference @@ -907,12 +907,15 @@ new_bio: return 0; fail: - if (bio) - bio_put(bio); + if (bio) { + bio_uninit(bio); + kfree(bio); + } while (req->bio) { bio = req->bio; req->bio = bio->bi_next; - bio_put(bio); + bio_uninit(bio); + kfree(bio); } req->biotail = NULL; return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; @@ -994,8 +997,8 @@ static sector_t pscsi_get_blocks(struct se_device *dev) { struct pscsi_dev_virt *pdv = PSCSI_DEV(dev); - if (pdv->pdv_bdev_handle) - return bdev_nr_sectors(pdv->pdv_bdev_handle->bdev); + if (pdv->pdv_bdev_file) + return bdev_nr_sectors(file_bdev(pdv->pdv_bdev_file)); return 0; } diff --git a/drivers/target/target_core_pscsi.h b/drivers/target/target_core_pscsi.h index b0a3ef136592..9acaa21e4c78 100644 --- a/drivers/target/target_core_pscsi.h +++ b/drivers/target/target_core_pscsi.h @@ -37,7 +37,7 @@ struct pscsi_dev_virt { int pdv_channel_id; int pdv_target_id; int pdv_lun_id; - struct bdev_handle *pdv_bdev_handle; + struct file *pdv_bdev_file; struct scsi_device *pdv_sd; struct Scsi_Host *pdv_lld_host; } ____cacheline_aligned; diff --git a/drivers/tee/optee/device.c b/drivers/tee/optee/device.c index 4b1092127694..1892e49a8e6a 100644 --- a/drivers/tee/optee/device.c +++ b/drivers/tee/optee/device.c @@ -90,13 +90,14 @@ static int optee_register_device(const uuid_t *device_uuid, u32 func) if (rc) { pr_err("device registration failed, err: %d\n", rc); put_device(&optee_device->dev); + return rc; } if (func == PTA_CMD_GET_DEVICES_SUPP) device_create_file(&optee_device->dev, &dev_attr_need_supplicant); - return rc; + return 0; } static int __optee_enumerate_devices(u32 func) diff --git a/drivers/tee/tee_core.c b/drivers/tee/tee_core.c index 792d6fae4354..e59c20d74b36 100644 --- a/drivers/tee/tee_core.c +++ b/drivers/tee/tee_core.c @@ -1226,7 +1226,7 @@ static int tee_client_device_uevent(const struct device *dev, return add_uevent_var(env, "MODALIAS=tee:%pUb", dev_id); } -struct bus_type tee_bus_type = { +const struct bus_type tee_bus_type = { .name = "tee", .match = tee_client_device_match, .uevent = tee_client_device_uevent, diff --git a/drivers/thermal/intel/intel_hfi.c b/drivers/thermal/intel/intel_hfi.c index 3b04c6ec4fca..40d664a66cdc 100644 --- a/drivers/thermal/intel/intel_hfi.c +++ b/drivers/thermal/intel/intel_hfi.c @@ -607,7 +607,7 @@ void __init intel_hfi_init(void) /* There is one HFI instance per die/package. */ max_hfi_instances = topology_max_packages() * - topology_max_die_per_package(); + topology_max_dies_per_package(); /* * This allocation may fail. CPU hotplug callbacks must check diff --git a/drivers/thermal/intel/intel_powerclamp.c b/drivers/thermal/intel/intel_powerclamp.c index bc6eb0dd66a4..4ba649370aa1 100644 --- a/drivers/thermal/intel/intel_powerclamp.c +++ b/drivers/thermal/intel/intel_powerclamp.c @@ -587,7 +587,7 @@ static int powerclamp_idle_injection_register(void) poll_pkg_cstate_enable = false; if (cpumask_equal(cpu_present_mask, idle_injection_cpu_mask)) { ii_dev = idle_inject_register_full(idle_injection_cpu_mask, idle_inject_update); - if (topology_max_packages() == 1 && topology_max_die_per_package() == 1) + if (topology_max_packages() == 1 && topology_max_dies_per_package() == 1) poll_pkg_cstate_enable = true; } else { ii_dev = idle_inject_register(idle_injection_cpu_mask); diff --git a/drivers/thermal/intel/x86_pkg_temp_thermal.c b/drivers/thermal/intel/x86_pkg_temp_thermal.c index 11a7f8108bbb..f6c2e5964b8f 100644 --- a/drivers/thermal/intel/x86_pkg_temp_thermal.c +++ b/drivers/thermal/intel/x86_pkg_temp_thermal.c @@ -494,7 +494,7 @@ static int __init pkg_temp_thermal_init(void) if (!x86_match_cpu(pkg_temp_thermal_ids)) return -ENODEV; - max_id = topology_max_packages() * topology_max_die_per_package(); + max_id = topology_max_packages() * topology_max_dies_per_package(); zones = kcalloc(max_id, sizeof(struct zone_device *), GFP_KERNEL); if (!zones) diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index 900114ba4371..fad40c4bc710 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -1249,6 +1249,9 @@ int tb_port_update_credits(struct tb_port *port) ret = tb_port_do_update_credits(port); if (ret) return ret; + + if (!port->dual_link_port) + return 0; return tb_port_do_update_credits(port->dual_link_port); } diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h index 87e4795275fe..6f798f6a2b84 100644 --- a/drivers/thunderbolt/tb_regs.h +++ b/drivers/thunderbolt/tb_regs.h @@ -203,7 +203,7 @@ struct tb_regs_switch_header { #define ROUTER_CS_5_WOP BIT(1) #define ROUTER_CS_5_WOU BIT(2) #define ROUTER_CS_5_WOD BIT(3) -#define ROUTER_CS_5_C3S BIT(23) +#define ROUTER_CS_5_CNS BIT(23) #define ROUTER_CS_5_PTO BIT(24) #define ROUTER_CS_5_UTO BIT(25) #define ROUTER_CS_5_HCO BIT(26) diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c index f8f0d24ff6e4..1515eff8cc3e 100644 --- a/drivers/thunderbolt/usb4.c +++ b/drivers/thunderbolt/usb4.c @@ -290,7 +290,7 @@ int usb4_switch_setup(struct tb_switch *sw) } /* TBT3 supported by the CM */ - val |= ROUTER_CS_5_C3S; + val &= ~ROUTER_CS_5_CNS; return tb_sw_write(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); } diff --git a/drivers/tty/hvc/Kconfig b/drivers/tty/hvc/Kconfig index 6e05c5c7bca1..c2a4e88b328f 100644 --- a/drivers/tty/hvc/Kconfig +++ b/drivers/tty/hvc/Kconfig @@ -108,13 +108,15 @@ config HVC_DCC_SERIALIZE_SMP config HVC_RISCV_SBI bool "RISC-V SBI console support" - depends on RISCV_SBI + depends on RISCV_SBI && NONPORTABLE select HVC_DRIVER help This enables support for console output via RISC-V SBI calls, which - is normally used only during boot to output printk. + is normally used only during boot to output printk. This driver + conflicts with real console drivers and should not be enabled on + systems that directly access the console. - If you don't know what do to here, say Y. + If you don't know what do to here, say N. config HVCS tristate "IBM Hypervisor Virtual Console Server support" diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index 2d1f350a4bea..c1d43f040c43 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -357,9 +357,9 @@ static void dw8250_set_termios(struct uart_port *p, struct ktermios *termios, long rate; int ret; - clk_disable_unprepare(d->clk); rate = clk_round_rate(d->clk, newrate); - if (rate > 0) { + if (rate > 0 && p->uartclk != rate) { + clk_disable_unprepare(d->clk); /* * Note that any clock-notifer worker will block in * serial8250_update_uartclk() until we are done. @@ -367,8 +367,8 @@ static void dw8250_set_termios(struct uart_port *p, struct ktermios *termios, ret = clk_set_rate(d->clk, newrate); if (!ret) p->uartclk = rate; + clk_prepare_enable(d->clk); } - clk_prepare_enable(d->clk); dw8250_do_set_termios(p, termios, old); } diff --git a/drivers/tty/serial/8250/8250_pci1xxxx.c b/drivers/tty/serial/8250/8250_pci1xxxx.c index cd258922bd78..2dda737b1660 100644 --- a/drivers/tty/serial/8250/8250_pci1xxxx.c +++ b/drivers/tty/serial/8250/8250_pci1xxxx.c @@ -302,7 +302,7 @@ static void pci1xxxx_process_read_data(struct uart_port *port, * to read, the data is received one byte at a time. */ while (valid_burst_count--) { - if (*buff_index >= (RX_BUF_SIZE - UART_BURST_SIZE)) + if (*buff_index > (RX_BUF_SIZE - UART_BURST_SIZE)) break; burst_buf = (u32 *)&rx_buff[*buff_index]; *burst_buf = readl(port->membase + UART_RX_BURST_FIFO); diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index fccec1698a54..cf2c890a560f 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1339,11 +1339,41 @@ static void pl011_start_tx_pio(struct uart_amba_port *uap) } } +static void pl011_rs485_tx_start(struct uart_amba_port *uap) +{ + struct uart_port *port = &uap->port; + u32 cr; + + /* Enable transmitter */ + cr = pl011_read(uap, REG_CR); + cr |= UART011_CR_TXE; + + /* Disable receiver if half-duplex */ + if (!(port->rs485.flags & SER_RS485_RX_DURING_TX)) + cr &= ~UART011_CR_RXE; + + if (port->rs485.flags & SER_RS485_RTS_ON_SEND) + cr &= ~UART011_CR_RTS; + else + cr |= UART011_CR_RTS; + + pl011_write(cr, uap, REG_CR); + + if (port->rs485.delay_rts_before_send) + mdelay(port->rs485.delay_rts_before_send); + + uap->rs485_tx_started = true; +} + static void pl011_start_tx(struct uart_port *port) { struct uart_amba_port *uap = container_of(port, struct uart_amba_port, port); + if ((uap->port.rs485.flags & SER_RS485_ENABLED) && + !uap->rs485_tx_started) + pl011_rs485_tx_start(uap); + if (!pl011_dma_tx_start(uap)) pl011_start_tx_pio(uap); } @@ -1424,42 +1454,12 @@ static bool pl011_tx_char(struct uart_amba_port *uap, unsigned char c, return true; } -static void pl011_rs485_tx_start(struct uart_amba_port *uap) -{ - struct uart_port *port = &uap->port; - u32 cr; - - /* Enable transmitter */ - cr = pl011_read(uap, REG_CR); - cr |= UART011_CR_TXE; - - /* Disable receiver if half-duplex */ - if (!(port->rs485.flags & SER_RS485_RX_DURING_TX)) - cr &= ~UART011_CR_RXE; - - if (port->rs485.flags & SER_RS485_RTS_ON_SEND) - cr &= ~UART011_CR_RTS; - else - cr |= UART011_CR_RTS; - - pl011_write(cr, uap, REG_CR); - - if (port->rs485.delay_rts_before_send) - mdelay(port->rs485.delay_rts_before_send); - - uap->rs485_tx_started = true; -} - /* Returns true if tx interrupts have to be (kept) enabled */ static bool pl011_tx_chars(struct uart_amba_port *uap, bool from_irq) { struct circ_buf *xmit = &uap->port.state->xmit; int count = uap->fifosize >> 1; - if ((uap->port.rs485.flags & SER_RS485_ENABLED) && - !uap->rs485_tx_started) - pl011_rs485_tx_start(uap); - if (uap->port.x_char) { if (!pl011_tx_char(uap, uap->port.x_char, from_irq)) return true; diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 5ddf110aedbe..bbcbc91482af 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -2345,9 +2345,12 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, lpuart32_write(&sport->port, bd, UARTBAUD); lpuart32_serial_setbrg(sport, baud); - lpuart32_write(&sport->port, modem, UARTMODIR); - lpuart32_write(&sport->port, ctrl, UARTCTRL); + /* disable CTS before enabling UARTCTRL_TE to avoid pending idle preamble */ + lpuart32_write(&sport->port, modem & ~UARTMODIR_TXCTSE, UARTMODIR); /* restore control register */ + lpuart32_write(&sport->port, ctrl, UARTCTRL); + /* re-enable the CTS if needed */ + lpuart32_write(&sport->port, modem, UARTMODIR); if ((ctrl & (UARTCTRL_PE | UARTCTRL_M)) == UARTCTRL_PE) sport->is_cs7 = true; diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 4aa72d5aeafb..e14813250616 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -462,8 +462,7 @@ static void imx_uart_stop_tx(struct uart_port *port) } } -/* called with port.lock taken and irqs off */ -static void imx_uart_stop_rx(struct uart_port *port) +static void imx_uart_stop_rx_with_loopback_ctrl(struct uart_port *port, bool loopback) { struct imx_port *sport = (struct imx_port *)port; u32 ucr1, ucr2, ucr4, uts; @@ -485,7 +484,7 @@ static void imx_uart_stop_rx(struct uart_port *port) /* See SER_RS485_ENABLED/UTS_LOOP comment in imx_uart_probe() */ if (port->rs485.flags & SER_RS485_ENABLED && port->rs485.flags & SER_RS485_RTS_ON_SEND && - sport->have_rtscts && !sport->have_rtsgpio) { + sport->have_rtscts && !sport->have_rtsgpio && loopback) { uts = imx_uart_readl(sport, imx_uart_uts_reg(sport)); uts |= UTS_LOOP; imx_uart_writel(sport, uts, imx_uart_uts_reg(sport)); @@ -498,6 +497,16 @@ static void imx_uart_stop_rx(struct uart_port *port) } /* called with port.lock taken and irqs off */ +static void imx_uart_stop_rx(struct uart_port *port) +{ + /* + * Stop RX and enable loopback in order to make sure RS485 bus + * is not blocked. Se comment in imx_uart_probe(). + */ + imx_uart_stop_rx_with_loopback_ctrl(port, true); +} + +/* called with port.lock taken and irqs off */ static void imx_uart_enable_ms(struct uart_port *port) { struct imx_port *sport = (struct imx_port *)port; @@ -682,9 +691,14 @@ static void imx_uart_start_tx(struct uart_port *port) imx_uart_rts_inactive(sport, &ucr2); imx_uart_writel(sport, ucr2, UCR2); + /* + * Since we are about to transmit we can not stop RX + * with loopback enabled because that will make our + * transmitted data being just looped to RX. + */ if (!(port->rs485.flags & SER_RS485_RX_DURING_TX) && !port->rs485_rx_during_tx_gpio) - imx_uart_stop_rx(port); + imx_uart_stop_rx_with_loopback_ctrl(port, false); sport->tx_state = WAIT_AFTER_RTS; diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index 3ec725555bcc..4749331fe618 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -605,13 +605,16 @@ static void mxs_auart_tx_chars(struct mxs_auart_port *s) return; } - pending = uart_port_tx(&s->port, ch, + pending = uart_port_tx_flags(&s->port, ch, UART_TX_NOSTOP, !(mxs_read(s, REG_STAT) & AUART_STAT_TXFF), mxs_write(ch, s, REG_DATA)); if (pending) mxs_set(AUART_INTR_TXIEN, s, REG_INTR); else mxs_clr(AUART_INTR_TXIEN, s, REG_INTR); + + if (uart_tx_stopped(&s->port)) + mxs_auart_stop_tx(&s->port); } static void mxs_auart_rx_char(struct mxs_auart_port *s) diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index e63a8fbe63bd..99e08737f293 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -851,19 +851,21 @@ static void qcom_geni_serial_stop_tx(struct uart_port *uport) } static void qcom_geni_serial_send_chunk_fifo(struct uart_port *uport, - unsigned int remaining) + unsigned int chunk) { struct qcom_geni_serial_port *port = to_dev_port(uport); struct circ_buf *xmit = &uport->state->xmit; - unsigned int tx_bytes; + unsigned int tx_bytes, c, remaining = chunk; u8 buf[BYTES_PER_FIFO_WORD]; while (remaining) { memset(buf, 0, sizeof(buf)); tx_bytes = min(remaining, BYTES_PER_FIFO_WORD); - memcpy(buf, &xmit->buf[xmit->tail], tx_bytes); - uart_xmit_advance(uport, tx_bytes); + for (c = 0; c < tx_bytes ; c++) { + buf[c] = xmit->buf[xmit->tail]; + uart_xmit_advance(uport, 1); + } iowrite32_rep(uport->membase + SE_GENI_TX_FIFOn, buf, 1); diff --git a/drivers/tty/serial/serial_port.c b/drivers/tty/serial/serial_port.c index 88975a4df306..72b6f4f326e2 100644 --- a/drivers/tty/serial/serial_port.c +++ b/drivers/tty/serial/serial_port.c @@ -46,8 +46,31 @@ out: return 0; } +static int serial_port_runtime_suspend(struct device *dev) +{ + struct serial_port_device *port_dev = to_serial_base_port_device(dev); + struct uart_port *port = port_dev->port; + unsigned long flags; + bool busy; + + if (port->flags & UPF_DEAD) + return 0; + + uart_port_lock_irqsave(port, &flags); + busy = __serial_port_busy(port); + if (busy) + port->ops->start_tx(port); + uart_port_unlock_irqrestore(port, flags); + + if (busy) + pm_runtime_mark_last_busy(dev); + + return busy ? -EBUSY : 0; +} + static DEFINE_RUNTIME_DEV_PM_OPS(serial_port_pm, - NULL, serial_port_runtime_resume, NULL); + serial_port_runtime_suspend, + serial_port_runtime_resume, NULL); static int serial_port_probe(struct device *dev) { diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index 794b77512740..693e932d6feb 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -251,7 +251,9 @@ static int stm32_usart_config_rs485(struct uart_port *port, struct ktermios *ter writel_relaxed(cr3, port->membase + ofs->cr3); writel_relaxed(cr1, port->membase + ofs->cr1); - rs485conf->flags |= SER_RS485_RX_DURING_TX; + if (!port->rs485_rx_during_tx_gpio) + rs485conf->flags |= SER_RS485_RX_DURING_TX; + } else { stm32_usart_clr_bits(port, ofs->cr3, USART_CR3_DEM | USART_CR3_DEP); diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 156efda7c80d..38a765eadbe2 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -381,7 +381,7 @@ static void vc_uniscr_delete(struct vc_data *vc, unsigned int nr) u32 *ln = vc->vc_uni_lines[vc->state.y]; unsigned int x = vc->state.x, cols = vc->vc_cols; - memcpy(&ln[x], &ln[x + nr], (cols - x - nr) * sizeof(*ln)); + memmove(&ln[x], &ln[x + nr], (cols - x - nr) * sizeof(*ln)); memset32(&ln[cols - nr], ' ', nr); } } diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 029d017fc1b6..eac7fff6992d 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -1469,7 +1469,7 @@ static int ufshcd_devfreq_target(struct device *dev, int ret = 0; struct ufs_hba *hba = dev_get_drvdata(dev); ktime_t start; - bool scale_up, sched_clk_scaling_suspend_work = false; + bool scale_up = false, sched_clk_scaling_suspend_work = false; struct list_head *clk_list = &hba->clk_list_head; struct ufs_clk_info *clki; unsigned long irq_flags; @@ -3057,7 +3057,7 @@ bool ufshcd_cmd_inflight(struct scsi_cmnd *cmd) */ static int ufshcd_clear_cmd(struct ufs_hba *hba, u32 task_tag) { - u32 mask = 1U << task_tag; + u32 mask; unsigned long flags; int err; @@ -3075,6 +3075,8 @@ static int ufshcd_clear_cmd(struct ufs_hba *hba, u32 task_tag) return 0; } + mask = 1U << task_tag; + /* clear outstanding transaction before retry */ spin_lock_irqsave(hba->host->host_lock, flags); ufshcd_utrl_clear(hba, mask); @@ -6352,7 +6354,6 @@ static void ufshcd_err_handling_prepare(struct ufs_hba *hba) ufshcd_hold(hba); if (!ufshcd_is_clkgating_allowed(hba)) ufshcd_setup_clocks(hba, true); - ufshcd_release(hba); pm_op = hba->is_sys_suspended ? UFS_SYSTEM_PM : UFS_RUNTIME_PM; ufshcd_vops_resume(hba, pm_op); } else { @@ -10592,7 +10593,7 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) err = blk_mq_alloc_tag_set(&hba->tmf_tag_set); if (err < 0) goto out_remove_scsi_host; - hba->tmf_queue = blk_mq_init_queue(&hba->tmf_tag_set); + hba->tmf_queue = blk_mq_alloc_queue(&hba->tmf_tag_set, NULL, NULL); if (IS_ERR(hba->tmf_queue)) { err = PTR_ERR(hba->tmf_queue); goto free_tmf_tag_set; diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 39eef470f8fa..8fde5204e88b 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -1712,8 +1712,8 @@ static int ufs_qcom_config_esi(struct ufs_hba *hba) * 2. Poll queues do not need ESI. */ nr_irqs = hba->nr_hw_queues - hba->nr_queues[HCTX_TYPE_POLL]; - ret = platform_msi_domain_alloc_irqs(hba->dev, nr_irqs, - ufs_qcom_write_msi_msg); + ret = platform_device_msi_init_and_alloc_irqs(hba->dev, nr_irqs, + ufs_qcom_write_msi_msg); if (ret) { dev_err(hba->dev, "Failed to request Platform MSI %d\n", ret); return ret; @@ -1742,7 +1742,7 @@ static int ufs_qcom_config_esi(struct ufs_hba *hba) devm_free_irq(hba->dev, desc->irq, hba); } msi_unlock_descs(hba->dev); - platform_msi_domain_free_irqs(hba->dev); + platform_device_msi_free_irqs_all(hba->dev); } else { if (host->hw_ver.major == 6 && host->hw_ver.minor == 0 && host->hw_ver.step == 0) @@ -1818,7 +1818,7 @@ static void ufs_qcom_remove(struct platform_device *pdev) pm_runtime_get_sync(&(pdev)->dev); ufshcd_remove(hba); - platform_msi_domain_free_irqs(hba->dev); + platform_device_msi_free_irqs_all(hba->dev); } static const struct of_device_id ufs_qcom_of_match[] __maybe_unused = { diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index aeca902ab6cc..fd1beb10bba7 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -828,7 +828,11 @@ void cdns3_gadget_giveback(struct cdns3_endpoint *priv_ep, return; } - if (request->complete) { + /* + * zlp request is appended by driver, needn't call usb_gadget_giveback_request() to notify + * gadget composite driver. + */ + if (request->complete && request->buf != priv_dev->zlp_buf) { spin_unlock(&priv_dev->lock); usb_gadget_giveback_request(&priv_ep->endpoint, request); @@ -2540,11 +2544,11 @@ static int cdns3_gadget_ep_disable(struct usb_ep *ep) while (!list_empty(&priv_ep->wa2_descmiss_req_list)) { priv_req = cdns3_next_priv_request(&priv_ep->wa2_descmiss_req_list); + list_del_init(&priv_req->list); kfree(priv_req->request.buf); cdns3_gadget_ep_free_request(&priv_ep->endpoint, &priv_req->request); - list_del_init(&priv_req->list); --priv_ep->wa2_counter; } diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c index 33548771a0d3..465e9267b49c 100644 --- a/drivers/usb/cdns3/core.c +++ b/drivers/usb/cdns3/core.c @@ -395,7 +395,6 @@ pm_put: return ret; } - /** * cdns_wakeup_irq - interrupt handler for wakeup events * @irq: irq number for cdns3/cdnsp core device diff --git a/drivers/usb/cdns3/drd.c b/drivers/usb/cdns3/drd.c index 04b6d12f2b9a..ee917f1b091c 100644 --- a/drivers/usb/cdns3/drd.c +++ b/drivers/usb/cdns3/drd.c @@ -156,7 +156,8 @@ bool cdns_is_device(struct cdns *cdns) */ static void cdns_otg_disable_irq(struct cdns *cdns) { - writel(0, &cdns->otg_irq_regs->ien); + if (cdns->version) + writel(0, &cdns->otg_irq_regs->ien); } /** @@ -422,15 +423,20 @@ int cdns_drd_init(struct cdns *cdns) cdns->otg_regs = (void __iomem *)&cdns->otg_v1_regs->cmd; - if (readl(&cdns->otg_cdnsp_regs->did) == OTG_CDNSP_DID) { + state = readl(&cdns->otg_cdnsp_regs->did); + + if (OTG_CDNSP_CHECK_DID(state)) { cdns->otg_irq_regs = (struct cdns_otg_irq_regs __iomem *) &cdns->otg_cdnsp_regs->ien; cdns->version = CDNSP_CONTROLLER_V2; - } else { + } else if (OTG_CDNS3_CHECK_DID(state)) { cdns->otg_irq_regs = (struct cdns_otg_irq_regs __iomem *) &cdns->otg_v1_regs->ien; writel(1, &cdns->otg_v1_regs->simulate); cdns->version = CDNS3_CONTROLLER_V1; + } else { + dev_err(cdns->dev, "not supporte DID=0x%08x\n", state); + return -EINVAL; } dev_dbg(cdns->dev, "DRD version v1 (ID: %08x, rev: %08x)\n", @@ -483,7 +489,6 @@ int cdns_drd_exit(struct cdns *cdns) return 0; } - /* Indicate the cdns3 core was power lost before */ bool cdns_power_is_lost(struct cdns *cdns) { diff --git a/drivers/usb/cdns3/drd.h b/drivers/usb/cdns3/drd.h index cbdf94f73ed9..d72370c321d3 100644 --- a/drivers/usb/cdns3/drd.h +++ b/drivers/usb/cdns3/drd.h @@ -79,7 +79,11 @@ struct cdnsp_otg_regs { __le32 susp_timing_ctrl; }; -#define OTG_CDNSP_DID 0x0004034E +/* CDNSP driver supports 0x000403xx Cadence USB controller family. */ +#define OTG_CDNSP_CHECK_DID(did) (((did) & GENMASK(31, 8)) == 0x00040300) + +/* CDNS3 driver supports 0x000402xx Cadence USB controller family. */ +#define OTG_CDNS3_CHECK_DID(did) (((did) & GENMASK(31, 8)) == 0x00040200) /* * Common registers interface for both CDNS3 and CDNSP version of DRD. diff --git a/drivers/usb/cdns3/host.c b/drivers/usb/cdns3/host.c index 6164fc4c96a4..ceca4d839dfd 100644 --- a/drivers/usb/cdns3/host.c +++ b/drivers/usb/cdns3/host.c @@ -18,6 +18,11 @@ #include "../host/xhci.h" #include "../host/xhci-plat.h" +/* + * The XECP_PORT_CAP_REG and XECP_AUX_CTRL_REG1 exist only + * in Cadence USB3 dual-role controller, so it can't be used + * with Cadence CDNSP dual-role controller. + */ #define XECP_PORT_CAP_REG 0x8000 #define XECP_AUX_CTRL_REG1 0x8120 @@ -57,6 +62,8 @@ static const struct xhci_plat_priv xhci_plat_cdns3_xhci = { .resume_quirk = xhci_cdns3_resume_quirk, }; +static const struct xhci_plat_priv xhci_plat_cdnsp_xhci; + static int __cdns_host_init(struct cdns *cdns) { struct platform_device *xhci; @@ -81,8 +88,13 @@ static int __cdns_host_init(struct cdns *cdns) goto err1; } - cdns->xhci_plat_data = kmemdup(&xhci_plat_cdns3_xhci, - sizeof(struct xhci_plat_priv), GFP_KERNEL); + if (cdns->version < CDNSP_CONTROLLER_V2) + cdns->xhci_plat_data = kmemdup(&xhci_plat_cdns3_xhci, + sizeof(struct xhci_plat_priv), GFP_KERNEL); + else + cdns->xhci_plat_data = kmemdup(&xhci_plat_cdnsp_xhci, + sizeof(struct xhci_plat_priv), GFP_KERNEL); + if (!cdns->xhci_plat_data) { ret = -ENOMEM; goto err1; diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 12b6dfeaf658..edf74458474a 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1664,9 +1664,10 @@ static void __usb_hcd_giveback_urb(struct urb *urb) usb_put_urb(urb); } -static void usb_giveback_urb_bh(struct tasklet_struct *t) +static void usb_giveback_urb_bh(struct work_struct *work) { - struct giveback_urb_bh *bh = from_tasklet(bh, t, bh); + struct giveback_urb_bh *bh = + container_of(work, struct giveback_urb_bh, bh); struct list_head local_list; spin_lock_irq(&bh->lock); @@ -1691,9 +1692,9 @@ static void usb_giveback_urb_bh(struct tasklet_struct *t) spin_lock_irq(&bh->lock); if (!list_empty(&bh->head)) { if (bh->high_prio) - tasklet_hi_schedule(&bh->bh); + queue_work(system_bh_highpri_wq, &bh->bh); else - tasklet_schedule(&bh->bh); + queue_work(system_bh_wq, &bh->bh); } bh->running = false; spin_unlock_irq(&bh->lock); @@ -1706,7 +1707,7 @@ static void usb_giveback_urb_bh(struct tasklet_struct *t) * @status: completion status code for the URB. * * Context: atomic. The completion callback is invoked in caller's context. - * For HCDs with HCD_BH flag set, the completion callback is invoked in tasklet + * For HCDs with HCD_BH flag set, the completion callback is invoked in BH * context (except for URBs submitted to the root hub which always complete in * caller's context). * @@ -1725,7 +1726,7 @@ void usb_hcd_giveback_urb(struct usb_hcd *hcd, struct urb *urb, int status) struct giveback_urb_bh *bh; bool running; - /* pass status to tasklet via unlinked */ + /* pass status to BH via unlinked */ if (likely(!urb->unlinked)) urb->unlinked = status; @@ -1747,9 +1748,9 @@ void usb_hcd_giveback_urb(struct usb_hcd *hcd, struct urb *urb, int status) if (running) ; else if (bh->high_prio) - tasklet_hi_schedule(&bh->bh); + queue_work(system_bh_highpri_wq, &bh->bh); else - tasklet_schedule(&bh->bh); + queue_work(system_bh_wq, &bh->bh); } EXPORT_SYMBOL_GPL(usb_hcd_giveback_urb); @@ -2540,7 +2541,7 @@ static void init_giveback_urb_bh(struct giveback_urb_bh *bh) spin_lock_init(&bh->lock); INIT_LIST_HEAD(&bh->head); - tasklet_setup(&bh->bh, usb_giveback_urb_bh); + INIT_WORK(&bh->bh, usb_giveback_urb_bh); } struct usb_hcd *__usb_create_hcd(const struct hc_driver *driver, @@ -2926,7 +2927,7 @@ int usb_add_hcd(struct usb_hcd *hcd, && device_can_wakeup(&hcd->self.root_hub->dev)) dev_dbg(hcd->self.controller, "supports USB remote wakeup\n"); - /* initialize tasklets */ + /* initialize BHs */ init_giveback_urb_bh(&hcd->high_prio_bh); hcd->high_prio_bh.high_prio = true; init_giveback_urb_bh(&hcd->low_prio_bh); @@ -3036,7 +3037,7 @@ void usb_remove_hcd(struct usb_hcd *hcd) mutex_unlock(&usb_bus_idr_lock); /* - * tasklet_kill() isn't needed here because: + * flush_work() isn't needed here because: * - driver's disconnect() called from usb_disconnect() should * make sure its URBs are completed during the disconnect() * callback diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c index c628c1abc907..4d63496f98b6 100644 --- a/drivers/usb/core/port.c +++ b/drivers/usb/core/port.c @@ -573,7 +573,7 @@ static int match_location(struct usb_device *peer_hdev, void *p) struct usb_hub *peer_hub = usb_hub_to_struct_hub(peer_hdev); struct usb_device *hdev = to_usb_device(port_dev->dev.parent->parent); - if (!peer_hub) + if (!peer_hub || port_dev->connect_type == USB_PORT_NOT_USED) return 0; hcd = bus_to_hcd(hdev->bus); @@ -584,7 +584,8 @@ static int match_location(struct usb_device *peer_hdev, void *p) for (port1 = 1; port1 <= peer_hdev->maxchild; port1++) { peer = peer_hub->ports[port1 - 1]; - if (peer && peer->location == port_dev->location) { + if (peer && peer->connect_type != USB_PORT_NOT_USED && + peer->location == port_dev->location) { link_peers_report(port_dev, peer); return 1; /* done */ } diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index e3eea965e57b..e120611a5174 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -376,7 +376,6 @@ /* Global HWPARAMS4 Register */ #define DWC3_GHWPARAMS4_HIBER_SCRATCHBUFS(n) (((n) & (0x0f << 13)) >> 13) #define DWC3_MAX_HIBER_SCRATCHBUFS 15 -#define DWC3_EXT_BUFF_CONTROL BIT(21) /* Global HWPARAMS6 Register */ #define DWC3_GHWPARAMS6_BCSUPPORT BIT(14) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 564976b3e2b9..28f49400f3e8 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -673,12 +673,6 @@ static int dwc3_gadget_set_ep_config(struct dwc3_ep *dep, unsigned int action) params.param1 |= DWC3_DEPCFG_BINTERVAL_M1(bInterval_m1); } - if (dep->endpoint.fifo_mode) { - if (!(dwc->hwparams.hwparams4 & DWC3_EXT_BUFF_CONTROL)) - return -EINVAL; - params.param1 |= DWC3_DEPCFG_EBC_HWO_NOWB | DWC3_DEPCFG_USE_EBC; - } - return dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_SETEPCONFIG, ¶ms); } @@ -2656,6 +2650,11 @@ static int dwc3_gadget_soft_disconnect(struct dwc3 *dwc) int ret; spin_lock_irqsave(&dwc->lock, flags); + if (!dwc->pullups_connected) { + spin_unlock_irqrestore(&dwc->lock, flags); + return 0; + } + dwc->connected = false; /* diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h index fd7a4e94397e..55a56cf67d73 100644 --- a/drivers/usb/dwc3/gadget.h +++ b/drivers/usb/dwc3/gadget.h @@ -26,8 +26,6 @@ struct dwc3; #define DWC3_DEPCFG_XFER_NOT_READY_EN BIT(10) #define DWC3_DEPCFG_FIFO_ERROR_EN BIT(11) #define DWC3_DEPCFG_STREAM_EVENT_EN BIT(13) -#define DWC3_DEPCFG_EBC_HWO_NOWB BIT(14) -#define DWC3_DEPCFG_USE_EBC BIT(15) #define DWC3_DEPCFG_BINTERVAL_M1(n) (((n) & 0xff) << 16) #define DWC3_DEPCFG_STREAM_CAPABLE BIT(24) #define DWC3_DEPCFG_EP_NUMBER(n) (((n) & 0x1f) << 25) diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index ca5d5f564998..28f4e6552e84 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -1338,7 +1338,15 @@ parse_ntb: "Parsed NTB with %d frames\n", dgram_counter); to_process -= block_len; - if (to_process != 0) { + + /* + * Windows NCM driver avoids USB ZLPs by adding a 1-byte + * zero pad as needed. + */ + if (to_process == 1 && + (*(unsigned char *)(ntb_ptr + block_len) == 0x00)) { + to_process--; + } else if ((to_process > 0) && (block_len != 0)) { ntb_ptr = (unsigned char *)(ntb_ptr + block_len); goto parse_ntb; } diff --git a/drivers/usb/gadget/udc/omap_udc.c b/drivers/usb/gadget/udc/omap_udc.c index 10c5d7f726a1..f90eeecf27de 100644 --- a/drivers/usb/gadget/udc/omap_udc.c +++ b/drivers/usb/gadget/udc/omap_udc.c @@ -2036,7 +2036,8 @@ static irqreturn_t omap_udc_iso_irq(int irq, void *_dev) static inline int machine_without_vbus_sense(void) { - return machine_is_omap_osk() || machine_is_sx1(); + return machine_is_omap_osk() || machine_is_omap_palmte() || + machine_is_sx1(); } static int omap_udc_start(struct usb_gadget *g, diff --git a/drivers/usb/host/uhci-grlib.c b/drivers/usb/host/uhci-grlib.c index ac3fc5970315..cfebb833668e 100644 --- a/drivers/usb/host/uhci-grlib.c +++ b/drivers/usb/host/uhci-grlib.c @@ -22,6 +22,7 @@ #include <linux/of_irq.h> #include <linux/of_address.h> #include <linux/of_platform.h> +#include <linux/platform_device.h> static int uhci_grlib_init(struct usb_hcd *hcd) { diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index f0d8a607ff21..4f64b814d4aa 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -326,7 +326,13 @@ static unsigned int xhci_ring_expansion_needed(struct xhci_hcd *xhci, struct xhc /* how many trbs will be queued past the enqueue segment? */ trbs_past_seg = enq_used + num_trbs - (TRBS_PER_SEGMENT - 1); - if (trbs_past_seg <= 0) + /* + * Consider expanding the ring already if num_trbs fills the current + * segment (i.e. trbs_past_seg == 0), not only when num_trbs goes into + * the next segment. Avoids confusing full ring with special empty ring + * case below + */ + if (trbs_past_seg < 0) return 0; /* Empty ring special case, enqueue stuck on link trb while dequeue advanced */ diff --git a/drivers/usb/isp1760/isp1760-hcd.c b/drivers/usb/isp1760/isp1760-hcd.c index 76862ba40f35..0e5e4cb74c87 100644 --- a/drivers/usb/isp1760/isp1760-hcd.c +++ b/drivers/usb/isp1760/isp1760-hcd.c @@ -2521,21 +2521,19 @@ static const struct hc_driver isp1760_hc_driver = { int __init isp1760_init_kmem_once(void) { urb_listitem_cachep = kmem_cache_create("isp1760_urb_listitem", - sizeof(struct urb_listitem), 0, SLAB_TEMPORARY | - SLAB_MEM_SPREAD, NULL); + sizeof(struct urb_listitem), 0, SLAB_TEMPORARY, NULL); if (!urb_listitem_cachep) return -ENOMEM; qtd_cachep = kmem_cache_create("isp1760_qtd", - sizeof(struct isp1760_qtd), 0, SLAB_TEMPORARY | - SLAB_MEM_SPREAD, NULL); + sizeof(struct isp1760_qtd), 0, SLAB_TEMPORARY, NULL); if (!qtd_cachep) goto destroy_urb_listitem; qh_cachep = kmem_cache_create("isp1760_qh", sizeof(struct isp1760_qh), - 0, SLAB_TEMPORARY | SLAB_MEM_SPREAD, NULL); + 0, SLAB_TEMPORARY, NULL); if (!qh_cachep) goto destroy_qtd; diff --git a/drivers/usb/roles/class.c b/drivers/usb/roles/class.c index ae41578bd014..70165dd86b5d 100644 --- a/drivers/usb/roles/class.c +++ b/drivers/usb/roles/class.c @@ -21,7 +21,9 @@ static const struct class role_class = { struct usb_role_switch { struct device dev; struct mutex lock; /* device lock*/ + struct module *module; /* the module this device depends on */ enum usb_role role; + bool registered; /* From descriptor */ struct device *usb2_port; @@ -48,6 +50,9 @@ int usb_role_switch_set_role(struct usb_role_switch *sw, enum usb_role role) if (IS_ERR_OR_NULL(sw)) return 0; + if (!sw->registered) + return -EOPNOTSUPP; + mutex_lock(&sw->lock); ret = sw->set(sw, role); @@ -73,7 +78,7 @@ enum usb_role usb_role_switch_get_role(struct usb_role_switch *sw) { enum usb_role role; - if (IS_ERR_OR_NULL(sw)) + if (IS_ERR_OR_NULL(sw) || !sw->registered) return USB_ROLE_NONE; mutex_lock(&sw->lock); @@ -135,7 +140,7 @@ struct usb_role_switch *usb_role_switch_get(struct device *dev) usb_role_switch_match); if (!IS_ERR_OR_NULL(sw)) - WARN_ON(!try_module_get(sw->dev.parent->driver->owner)); + WARN_ON(!try_module_get(sw->module)); return sw; } @@ -157,7 +162,7 @@ struct usb_role_switch *fwnode_usb_role_switch_get(struct fwnode_handle *fwnode) sw = fwnode_connection_find_match(fwnode, "usb-role-switch", NULL, usb_role_switch_match); if (!IS_ERR_OR_NULL(sw)) - WARN_ON(!try_module_get(sw->dev.parent->driver->owner)); + WARN_ON(!try_module_get(sw->module)); return sw; } @@ -172,7 +177,7 @@ EXPORT_SYMBOL_GPL(fwnode_usb_role_switch_get); void usb_role_switch_put(struct usb_role_switch *sw) { if (!IS_ERR_OR_NULL(sw)) { - module_put(sw->dev.parent->driver->owner); + module_put(sw->module); put_device(&sw->dev); } } @@ -189,15 +194,18 @@ struct usb_role_switch * usb_role_switch_find_by_fwnode(const struct fwnode_handle *fwnode) { struct device *dev; + struct usb_role_switch *sw = NULL; if (!fwnode) return NULL; dev = class_find_device_by_fwnode(&role_class, fwnode); - if (dev) - WARN_ON(!try_module_get(dev->parent->driver->owner)); + if (dev) { + sw = to_role_switch(dev); + WARN_ON(!try_module_get(sw->module)); + } - return dev ? to_role_switch(dev) : NULL; + return sw; } EXPORT_SYMBOL_GPL(usb_role_switch_find_by_fwnode); @@ -338,6 +346,7 @@ usb_role_switch_register(struct device *parent, sw->set = desc->set; sw->get = desc->get; + sw->module = parent->driver->owner; sw->dev.parent = parent; sw->dev.fwnode = desc->fwnode; sw->dev.class = &role_class; @@ -352,6 +361,8 @@ usb_role_switch_register(struct device *parent, return ERR_PTR(ret); } + sw->registered = true; + /* TODO: Symlinks for the host port and the device controller. */ return sw; @@ -366,8 +377,10 @@ EXPORT_SYMBOL_GPL(usb_role_switch_register); */ void usb_role_switch_unregister(struct usb_role_switch *sw) { - if (!IS_ERR_OR_NULL(sw)) + if (!IS_ERR_OR_NULL(sw)) { + sw->registered = false; device_unregister(&sw->dev); + } } EXPORT_SYMBOL_GPL(usb_role_switch_unregister); diff --git a/drivers/usb/storage/isd200.c b/drivers/usb/storage/isd200.c index 4e0eef1440b7..300aeef160e7 100644 --- a/drivers/usb/storage/isd200.c +++ b/drivers/usb/storage/isd200.c @@ -1105,7 +1105,7 @@ static void isd200_dump_driveid(struct us_data *us, u16 *id) static int isd200_get_inquiry_data( struct us_data *us ) { struct isd200_info *info = (struct isd200_info *)us->extra; - int retStatus = ISD200_GOOD; + int retStatus; u16 *id = info->id; usb_stor_dbg(us, "Entering isd200_get_inquiry_data\n"); @@ -1137,6 +1137,13 @@ static int isd200_get_inquiry_data( struct us_data *us ) isd200_fix_driveid(id); isd200_dump_driveid(us, id); + /* Prevent division by 0 in isd200_scsi_to_ata() */ + if (id[ATA_ID_HEADS] == 0 || id[ATA_ID_SECTORS] == 0) { + usb_stor_dbg(us, " Invalid ATA Identify data\n"); + retStatus = ISD200_ERROR; + goto Done; + } + memset(&info->InquiryData, 0, sizeof(info->InquiryData)); /* Standard IDE interface only supports disks */ @@ -1202,6 +1209,7 @@ static int isd200_get_inquiry_data( struct us_data *us ) } } + Done: usb_stor_dbg(us, "Leaving isd200_get_inquiry_data %08X\n", retStatus); return(retStatus); @@ -1481,22 +1489,27 @@ static int isd200_init_info(struct us_data *us) static int isd200_Initialization(struct us_data *us) { + int rc = 0; + usb_stor_dbg(us, "ISD200 Initialization...\n"); /* Initialize ISD200 info struct */ - if (isd200_init_info(us) == ISD200_ERROR) { + if (isd200_init_info(us) < 0) { usb_stor_dbg(us, "ERROR Initializing ISD200 Info struct\n"); + rc = -ENOMEM; } else { /* Get device specific data */ - if (isd200_get_inquiry_data(us) != ISD200_GOOD) + if (isd200_get_inquiry_data(us) != ISD200_GOOD) { usb_stor_dbg(us, "ISD200 Initialization Failure\n"); - else + rc = -EINVAL; + } else { usb_stor_dbg(us, "ISD200 Initialization complete\n"); + } } - return 0; + return rc; } diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index c54e9805da53..12cf9940e5b6 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -180,6 +180,13 @@ static int slave_configure(struct scsi_device *sdev) sdev->use_192_bytes_for_3f = 1; /* + * Some devices report generic values until the media has been + * accessed. Force a READ(10) prior to querying device + * characteristics. + */ + sdev->read_before_ms = 1; + + /* * Some devices don't like MODE SENSE with page=0x3f, * which is the command used for checking if a device * is write-protected. Now that we tell the sd driver diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 9707f53cfda9..71ace274761f 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -879,6 +879,13 @@ static int uas_slave_configure(struct scsi_device *sdev) sdev->guess_capacity = 1; /* + * Some devices report generic values until the media has been + * accessed. Force a READ(10) prior to querying device + * characteristics. + */ + sdev->read_before_ms = 1; + + /* * Some devices don't like MODE SENSE with page=0x3f, * which is the command used for checking if a device * is write-protected. Now that we tell the sd driver diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c index f81bec0c7b86..f8ea3054be54 100644 --- a/drivers/usb/typec/altmodes/displayport.c +++ b/drivers/usb/typec/altmodes/displayport.c @@ -559,16 +559,21 @@ static ssize_t hpd_show(struct device *dev, struct device_attribute *attr, char } static DEVICE_ATTR_RO(hpd); -static struct attribute *dp_altmode_attrs[] = { +static struct attribute *displayport_attrs[] = { &dev_attr_configuration.attr, &dev_attr_pin_assignment.attr, &dev_attr_hpd.attr, NULL }; -static const struct attribute_group dp_altmode_group = { +static const struct attribute_group displayport_group = { .name = "displayport", - .attrs = dp_altmode_attrs, + .attrs = displayport_attrs, +}; + +static const struct attribute_group *displayport_groups[] = { + &displayport_group, + NULL, }; int dp_altmode_probe(struct typec_altmode *alt) @@ -576,7 +581,6 @@ int dp_altmode_probe(struct typec_altmode *alt) const struct typec_altmode *port = typec_altmode_get_partner(alt); struct fwnode_handle *fwnode; struct dp_altmode *dp; - int ret; /* FIXME: Port can only be DFP_U. */ @@ -587,10 +591,6 @@ int dp_altmode_probe(struct typec_altmode *alt) DP_CAP_PIN_ASSIGN_DFP_D(alt->vdo))) return -ENODEV; - ret = sysfs_create_group(&alt->dev.kobj, &dp_altmode_group); - if (ret) - return ret; - dp = devm_kzalloc(&alt->dev, sizeof(*dp), GFP_KERNEL); if (!dp) return -ENOMEM; @@ -624,7 +624,6 @@ void dp_altmode_remove(struct typec_altmode *alt) { struct dp_altmode *dp = typec_altmode_get_drvdata(alt); - sysfs_remove_group(&alt->dev.kobj, &dp_altmode_group); cancel_work_sync(&dp->work); if (dp->connector_fwnode) { @@ -649,6 +648,7 @@ static struct typec_altmode_driver dp_altmode_driver = { .driver = { .name = "typec_displayport", .owner = THIS_MODULE, + .dev_groups = displayport_groups, }, }; module_typec_altmode_driver(dp_altmode_driver); diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index f7d7daa60c8d..096597231027 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -3743,9 +3743,6 @@ static void tcpm_detach(struct tcpm_port *port) if (tcpm_port_is_disconnected(port)) port->hard_reset_count = 0; - port->try_src_count = 0; - port->try_snk_count = 0; - if (!port->attached) return; @@ -4876,7 +4873,11 @@ static void run_state_machine(struct tcpm_port *port) break; case PORT_RESET: tcpm_reset_port(port); - tcpm_set_cc(port, TYPEC_CC_OPEN); + if (port->self_powered) + tcpm_set_cc(port, TYPEC_CC_OPEN); + else + tcpm_set_cc(port, tcpm_default_state(port) == SNK_UNATTACHED ? + TYPEC_CC_RD : tcpm_rp_cc(port)); tcpm_set_state(port, PORT_RESET_WAIT_OFF, PD_T_ERROR_RECOVERY); break; diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c index 53a7ede8556d..faccc942b381 100644 --- a/drivers/usb/typec/ucsi/ucsi_glink.c +++ b/drivers/usb/typec/ucsi/ucsi_glink.c @@ -301,6 +301,7 @@ static const struct of_device_id pmic_glink_ucsi_of_quirks[] = { { .compatible = "qcom,sc8180x-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, }, { .compatible = "qcom,sc8280xp-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, }, { .compatible = "qcom,sm8350-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, }, + { .compatible = "qcom,sm8550-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, }, {} }; diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index f2ed7167c848..4b2fcb228a0a 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -141,10 +141,8 @@ struct vhost_net { unsigned tx_zcopy_err; /* Flush in progress. Protected by tx vq lock. */ bool tx_flush; - /* Private page frag */ - struct page_frag page_frag; - /* Refcount bias of page frag */ - int refcnt_bias; + /* Private page frag cache */ + struct page_frag_cache pf_cache; }; static unsigned vhost_net_zcopy_mask __read_mostly; @@ -655,41 +653,6 @@ static bool tx_can_batch(struct vhost_virtqueue *vq, size_t total_len) !vhost_vq_avail_empty(vq->dev, vq); } -static bool vhost_net_page_frag_refill(struct vhost_net *net, unsigned int sz, - struct page_frag *pfrag, gfp_t gfp) -{ - if (pfrag->page) { - if (pfrag->offset + sz <= pfrag->size) - return true; - __page_frag_cache_drain(pfrag->page, net->refcnt_bias); - } - - pfrag->offset = 0; - net->refcnt_bias = 0; - if (SKB_FRAG_PAGE_ORDER) { - /* Avoid direct reclaim but allow kswapd to wake */ - pfrag->page = alloc_pages((gfp & ~__GFP_DIRECT_RECLAIM) | - __GFP_COMP | __GFP_NOWARN | - __GFP_NORETRY, - SKB_FRAG_PAGE_ORDER); - if (likely(pfrag->page)) { - pfrag->size = PAGE_SIZE << SKB_FRAG_PAGE_ORDER; - goto done; - } - } - pfrag->page = alloc_page(gfp); - if (likely(pfrag->page)) { - pfrag->size = PAGE_SIZE; - goto done; - } - return false; - -done: - net->refcnt_bias = USHRT_MAX; - page_ref_add(pfrag->page, USHRT_MAX - 1); - return true; -} - #define VHOST_NET_RX_PAD (NET_IP_ALIGN + NET_SKB_PAD) static int vhost_net_build_xdp(struct vhost_net_virtqueue *nvq, @@ -699,7 +662,6 @@ static int vhost_net_build_xdp(struct vhost_net_virtqueue *nvq, struct vhost_net *net = container_of(vq->dev, struct vhost_net, dev); struct socket *sock = vhost_vq_get_backend(vq); - struct page_frag *alloc_frag = &net->page_frag; struct virtio_net_hdr *gso; struct xdp_buff *xdp = &nvq->xdp[nvq->batched_xdp]; struct tun_xdp_hdr *hdr; @@ -710,6 +672,7 @@ static int vhost_net_build_xdp(struct vhost_net_virtqueue *nvq, int sock_hlen = nvq->sock_hlen; void *buf; int copied; + int ret; if (unlikely(len < nvq->sock_hlen)) return -EFAULT; @@ -719,18 +682,17 @@ static int vhost_net_build_xdp(struct vhost_net_virtqueue *nvq, return -ENOSPC; buflen += SKB_DATA_ALIGN(len + pad); - alloc_frag->offset = ALIGN((u64)alloc_frag->offset, SMP_CACHE_BYTES); - if (unlikely(!vhost_net_page_frag_refill(net, buflen, - alloc_frag, GFP_KERNEL))) + buf = page_frag_alloc_align(&net->pf_cache, buflen, GFP_KERNEL, + SMP_CACHE_BYTES); + if (unlikely(!buf)) return -ENOMEM; - buf = (char *)page_address(alloc_frag->page) + alloc_frag->offset; - copied = copy_page_from_iter(alloc_frag->page, - alloc_frag->offset + - offsetof(struct tun_xdp_hdr, gso), - sock_hlen, from); - if (copied != sock_hlen) - return -EFAULT; + copied = copy_from_iter(buf + offsetof(struct tun_xdp_hdr, gso), + sock_hlen, from); + if (copied != sock_hlen) { + ret = -EFAULT; + goto err; + } hdr = buf; gso = &hdr->gso; @@ -743,27 +705,30 @@ static int vhost_net_build_xdp(struct vhost_net_virtqueue *nvq, vhost16_to_cpu(vq, gso->csum_start) + vhost16_to_cpu(vq, gso->csum_offset) + 2); - if (vhost16_to_cpu(vq, gso->hdr_len) > len) - return -EINVAL; + if (vhost16_to_cpu(vq, gso->hdr_len) > len) { + ret = -EINVAL; + goto err; + } } len -= sock_hlen; - copied = copy_page_from_iter(alloc_frag->page, - alloc_frag->offset + pad, - len, from); - if (copied != len) - return -EFAULT; + copied = copy_from_iter(buf + pad, len, from); + if (copied != len) { + ret = -EFAULT; + goto err; + } xdp_init_buff(xdp, buflen, NULL); xdp_prepare_buff(xdp, buf, pad, len, true); hdr->buflen = buflen; - --net->refcnt_bias; - alloc_frag->offset += buflen; - ++nvq->batched_xdp; return 0; + +err: + page_frag_free(buf); + return ret; } static void handle_tx_copy(struct vhost_net *net, struct socket *sock) @@ -1353,8 +1318,7 @@ static int vhost_net_open(struct inode *inode, struct file *f) vqs[VHOST_NET_VQ_RX]); f->private_data = n; - n->page_frag.page = NULL; - n->refcnt_bias = 0; + n->pf_cache.va = NULL; return 0; } @@ -1422,8 +1386,7 @@ static int vhost_net_release(struct inode *inode, struct file *f) kfree(n->vqs[VHOST_NET_VQ_RX].rxq.queue); kfree(n->vqs[VHOST_NET_VQ_TX].xdp); kfree(n->dev.vqs); - if (n->page_frag.page) - __page_frag_cache_drain(n->page_frag.page, n->refcnt_bias); + page_frag_cache_drain(&n->pf_cache); kvfree(n); return 0; } diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 1183e7a871f8..46823c2e2ba1 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -2399,11 +2399,9 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h, int charcount, struct fbcon_ops *ops = info->fbcon_par; struct fbcon_display *p = &fb_display[vc->vc_num]; int resize, ret, old_userfont, old_width, old_height, old_charcount; - char *old_data = NULL; + u8 *old_data = vc->vc_font.data; resize = (w != vc->vc_font.width) || (h != vc->vc_font.height); - if (p->userfont) - old_data = vc->vc_font.data; vc->vc_font.data = (void *)(p->fontdata = data); old_userfont = p->userfont; if ((p->userfont = userfont)) @@ -2437,13 +2435,13 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h, int charcount, update_screen(vc); } - if (old_data && (--REFCOUNT(old_data) == 0)) + if (old_userfont && (--REFCOUNT(old_data) == 0)) kfree(old_data - FONT_EXTRA_WORDS * sizeof(int)); return 0; err_out: p->fontdata = old_data; - vc->vc_font.data = (void *)old_data; + vc->vc_font.data = old_data; if (userfont) { p->userfont = old_userfont; diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c index c26ee6fd73c9..8fdccf033b2d 100644 --- a/drivers/video/fbdev/hyperv_fb.c +++ b/drivers/video/fbdev/hyperv_fb.c @@ -1010,8 +1010,6 @@ static int hvfb_getmem(struct hv_device *hdev, struct fb_info *info) goto getmem_done; } pr_info("Unable to allocate enough contiguous physical memory on Gen 1 VM. Using MMIO instead.\n"); - } else { - goto err1; } /* diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 7d22051b15a2..d78fe7137799 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -512,7 +512,6 @@ config S3C2410_WATCHDOG tristate "S3C6410/S5Pv210/Exynos Watchdog" depends on ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST select WATCHDOG_CORE - select MFD_SYSCON if ARCH_EXYNOS help Watchdog timer block in the Samsung S3C64xx, S5Pv210 and Exynos SoCs. This will reboot the system when the timer expires with diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 349d30462c8c..686cf544d0ae 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -24,9 +24,9 @@ #include <linux/slab.h> #include <linux/err.h> #include <linux/of.h> -#include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/delay.h> +#include <linux/soc/samsung/exynos-pmu.h> #define S3C2410_WTCON 0x00 #define S3C2410_WTDAT 0x04 @@ -699,11 +699,11 @@ static int s3c2410wdt_probe(struct platform_device *pdev) return ret; if (wdt->drv_data->quirks & QUIRKS_HAVE_PMUREG) { - wdt->pmureg = syscon_regmap_lookup_by_phandle(dev->of_node, - "samsung,syscon-phandle"); + wdt->pmureg = exynos_get_pmu_regmap_by_phandle(dev->of_node, + "samsung,syscon-phandle"); if (IS_ERR(wdt->pmureg)) return dev_err_probe(dev, PTR_ERR(wdt->pmureg), - "syscon regmap lookup failed.\n"); + "PMU regmap lookup failed.\n"); } wdt_irq = platform_get_irq(pdev, 0); diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index b8cfea7812d6..2faa4bf78c7a 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -923,8 +923,8 @@ static void shutdown_pirq(struct irq_data *data) return; do_mask(info, EVT_MASK_REASON_EXPLICIT); - xen_evtchn_close(evtchn); xen_irq_info_cleanup(info); + xen_evtchn_close(evtchn); } static void enable_pirq(struct irq_data *data) @@ -956,6 +956,7 @@ EXPORT_SYMBOL_GPL(xen_irq_from_gsi); static void __unbind_from_irq(struct irq_info *info, unsigned int irq) { evtchn_port_t evtchn; + bool close_evtchn = false; if (!info) { xen_irq_free_desc(irq); @@ -975,7 +976,7 @@ static void __unbind_from_irq(struct irq_info *info, unsigned int irq) struct xenbus_device *dev; if (!info->is_static) - xen_evtchn_close(evtchn); + close_evtchn = true; switch (info->type) { case IRQT_VIRQ: @@ -995,6 +996,9 @@ static void __unbind_from_irq(struct irq_info *info, unsigned int irq) } xen_irq_info_cleanup(info); + + if (close_evtchn) + xen_evtchn_close(evtchn); } xen_free_irq(info); @@ -2216,7 +2220,7 @@ static __init void xen_alloc_callback_vector(void) return; pr_info("Xen HVM callback vector for event delivery is enabled\n"); - alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, asm_sysvec_xen_hvm_callback); + sysvec_install(HYPERVISOR_CALLBACK_VECTOR, sysvec_xen_hvm_callback); } #else void xen_setup_callback_vector(void) {} diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index 26ffb8755ffb..f93f73ecefee 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -317,7 +317,7 @@ static long gntalloc_ioctl_alloc(struct gntalloc_file_private_data *priv, rc = -EFAULT; goto out_free; } - if (copy_to_user(arg->gref_ids, gref_ids, + if (copy_to_user(arg->gref_ids_flex, gref_ids, sizeof(gref_ids[0]) * op.count)) { rc = -EFAULT; goto out_free; diff --git a/drivers/xen/pcpu.c b/drivers/xen/pcpu.c index 508655273145..c63f317e3df3 100644 --- a/drivers/xen/pcpu.c +++ b/drivers/xen/pcpu.c @@ -65,7 +65,7 @@ struct pcpu { uint32_t flags; }; -static struct bus_type xen_pcpu_subsys = { +static const struct bus_type xen_pcpu_subsys = { .name = "xen_cpu", .dev_name = "xen_cpu", }; diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c index 35b6e306026a..67dfa4778864 100644 --- a/drivers/xen/privcmd.c +++ b/drivers/xen/privcmd.c @@ -1223,18 +1223,13 @@ struct privcmd_kernel_ioreq *alloc_ioreq(struct privcmd_ioeventfd *ioeventfd) kioreq->ioreq = (struct ioreq *)(page_to_virt(pages[0])); mmap_write_unlock(mm); - size = sizeof(*ports) * kioreq->vcpus; - ports = kzalloc(size, GFP_KERNEL); - if (!ports) { - ret = -ENOMEM; + ports = memdup_array_user(u64_to_user_ptr(ioeventfd->ports), + kioreq->vcpus, sizeof(*ports)); + if (IS_ERR(ports)) { + ret = PTR_ERR(ports); goto error_kfree; } - if (copy_from_user(ports, u64_to_user_ptr(ioeventfd->ports), size)) { - ret = -EFAULT; - goto error_kfree_ports; - } - for (i = 0; i < kioreq->vcpus; i++) { kioreq->ports[i].vcpu = i; kioreq->ports[i].port = ports[i]; @@ -1256,7 +1251,7 @@ struct privcmd_kernel_ioreq *alloc_ioreq(struct privcmd_ioeventfd *ioeventfd) error_unbind: while (--i >= 0) unbind_from_irqhandler(irq_from_evtchn(ports[i]), &kioreq->ports[i]); -error_kfree_ports: + kfree(ports); error_kfree: kfree(kioreq); diff --git a/drivers/xen/xen-balloon.c b/drivers/xen/xen-balloon.c index 8cd583db20b1..b293d7652f15 100644 --- a/drivers/xen/xen-balloon.c +++ b/drivers/xen/xen-balloon.c @@ -237,7 +237,7 @@ static const struct attribute_group *balloon_groups[] = { NULL }; -static struct bus_type balloon_subsys = { +static const struct bus_type balloon_subsys = { .name = BALLOON_CLASS_NAME, .dev_name = BALLOON_CLASS_NAME, }; diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index 32835b4b9bc5..51b3124b0d56 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -116,14 +116,15 @@ EXPORT_SYMBOL_GPL(xenbus_strstate); * @dev: xenbus device * @path: path to watch * @watch: watch to register + * @will_handle: events queuing determine callback * @callback: callback to register * * Register a @watch on the given path, using the given xenbus_watch structure - * for storage, and the given @callback function as the callback. On success, - * the given @path will be saved as @watch->node, and remains the - * caller's to free. On error, @watch->node will - * be NULL, the device will switch to %XenbusStateClosing, and the error will - * be saved in the store. + * for storage, @will_handle function as the callback to determine if each + * event need to be queued, and the given @callback function as the callback. + * On success, the given @path will be saved as @watch->node, and remains the + * caller's to free. On error, @watch->node will be NULL, the device will + * switch to %XenbusStateClosing, and the error will be saved in the store. * * Returns: %0 on success or -errno on error */ @@ -158,11 +159,13 @@ EXPORT_SYMBOL_GPL(xenbus_watch_path); * xenbus_watch_pathfmt - register a watch on a sprintf-formatted path * @dev: xenbus device * @watch: watch to register + * @will_handle: events queuing determine callback * @callback: callback to register * @pathfmt: format of path to watch * * Register a watch on the given @path, using the given xenbus_watch - * structure for storage, and the given @callback function as the + * structure for storage, @will_handle function as the callback to determine if + * each event need to be queued, and the given @callback function as the * callback. On success, the watched path (@path/@path2) will be saved * as @watch->node, and becomes the caller's to kfree(). * On error, watch->node will be NULL, so the caller has nothing to diff --git a/drivers/zorro/zorro-driver.c b/drivers/zorro/zorro-driver.c index 025edfccedcf..f49d19977e82 100644 --- a/drivers/zorro/zorro-driver.c +++ b/drivers/zorro/zorro-driver.c @@ -150,7 +150,7 @@ static int zorro_uevent(const struct device *dev, struct kobj_uevent_env *env) return 0; } -struct bus_type zorro_bus_type = { +const struct bus_type zorro_bus_type = { .name = "zorro", .dev_name = "zorro", .dev_groups = zorro_device_attribute_groups, diff --git a/drivers/zorro/zorro.h b/drivers/zorro/zorro.h index f84df9fb4c20..df44e35203fd 100644 --- a/drivers/zorro/zorro.h +++ b/drivers/zorro/zorro.h @@ -4,7 +4,7 @@ * Zorro bus */ -extern struct bus_type zorro_bus_type; +extern const struct bus_type zorro_bus_type; #ifdef CONFIG_ZORRO_NAMES |