diff options
Diffstat (limited to 'drivers')
469 files changed, 4566 insertions, 2843 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 4556c86c3465..eb95e188d62b 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -96,11 +96,6 @@ static const struct dmi_system_id processor_power_dmi_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."), DMI_MATCH(DMI_PRODUCT_NAME,"L8400B series Notebook PC")}, (void *)1}, - /* T40 can not handle C3 idle state */ - { set_max_cstate, "IBM ThinkPad T40", { - DMI_MATCH(DMI_SYS_VENDOR, "IBM"), - DMI_MATCH(DMI_PRODUCT_NAME, "23737CU")}, - (void *)2}, {}, }; @@ -795,7 +790,8 @@ static int acpi_processor_setup_cstates(struct acpi_processor *pr) if (cx->type == ACPI_STATE_C1 || cx->type == ACPI_STATE_C2 || cx->type == ACPI_STATE_C3) { state->enter_dead = acpi_idle_play_dead; - drv->safe_state_index = count; + if (cx->type != ACPI_STATE_C3) + drv->safe_state_index = count; } /* * Halt-induced C1 is not good for ->enter_s2idle, because it diff --git a/drivers/android/binder.c b/drivers/android/binder.c index 8351c5638880..f3b639e89dd8 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -2295,6 +2295,7 @@ static int binder_do_deferred_txn_copies(struct binder_alloc *alloc, { int ret = 0; struct binder_sg_copy *sgc, *tmpsgc; + struct binder_ptr_fixup *tmppf; struct binder_ptr_fixup *pf = list_first_entry_or_null(pf_head, struct binder_ptr_fixup, node); @@ -2349,7 +2350,11 @@ static int binder_do_deferred_txn_copies(struct binder_alloc *alloc, list_del(&sgc->node); kfree(sgc); } - BUG_ON(!list_empty(pf_head)); + list_for_each_entry_safe(pf, tmppf, pf_head, node) { + BUG_ON(pf->skip_size == 0); + list_del(&pf->node); + kfree(pf); + } BUG_ON(!list_empty(sgc_head)); return ret > 0 ? -EINVAL : ret; @@ -2486,6 +2491,9 @@ static int binder_translate_fd_array(struct list_head *pf_head, struct binder_proc *proc = thread->proc; int ret; + if (fda->num_fds == 0) + return 0; + fd_buf_size = sizeof(u32) * fda->num_fds; if (fda->num_fds >= SIZE_MAX / sizeof(u32)) { binder_user_error("%d:%d got transaction with invalid number of fds (%lld)\n", diff --git a/drivers/ata/pata_marvell.c b/drivers/ata/pata_marvell.c index 0c5a51970fbf..014ccb0f45dc 100644 --- a/drivers/ata/pata_marvell.c +++ b/drivers/ata/pata_marvell.c @@ -77,6 +77,8 @@ static int marvell_cable_detect(struct ata_port *ap) switch(ap->port_no) { case 0: + if (!ap->ioaddr.bmdma_addr) + return ATA_CBL_PATA_UNK; if (ioread8(ap->ioaddr.bmdma_addr + 1) & 1) return ATA_CBL_PATA40; return ATA_CBL_PATA80; diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c index 1d6636ebaac5..f73b836047cf 100644 --- a/drivers/base/arch_topology.c +++ b/drivers/base/arch_topology.c @@ -667,6 +667,15 @@ const struct cpumask *cpu_coregroup_mask(int cpu) core_mask = &cpu_topology[cpu].llc_sibling; } + /* + * For systems with no shared cpu-side LLC but with clusters defined, + * extend core_mask to cluster_siblings. The sched domain builder will + * then remove MC as redundant with CLS if SCHED_CLUSTER is enabled. + */ + if (IS_ENABLED(CONFIG_SCHED_CLUSTER) && + cpumask_subset(core_mask, &cpu_topology[cpu].cluster_sibling)) + core_mask = &cpu_topology[cpu].cluster_sibling; + return core_mask; } @@ -684,7 +693,7 @@ void update_siblings_masks(unsigned int cpuid) for_each_online_cpu(cpu) { cpu_topo = &cpu_topology[cpu]; - if (cpuid_topo->llc_id == cpu_topo->llc_id) { + if (cpu_topo->llc_id != -1 && cpuid_topo->llc_id == cpu_topo->llc_id) { cpumask_set_cpu(cpu, &cpuid_topo->llc_sibling); cpumask_set_cpu(cpuid, &cpu_topo->llc_sibling); } diff --git a/drivers/base/dd.c b/drivers/base/dd.c index af6bea56f4e2..3fc3b5940bb3 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -296,6 +296,7 @@ int driver_deferred_probe_check_state(struct device *dev) return -EPROBE_DEFER; } +EXPORT_SYMBOL_GPL(driver_deferred_probe_check_state); static void deferred_probe_timeout_work_func(struct work_struct *work) { diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c index 94d1789a233e..406a907a4cae 100644 --- a/drivers/base/firmware_loader/main.c +++ b/drivers/base/firmware_loader/main.c @@ -735,6 +735,8 @@ _request_firmware(const struct firmware **firmware_p, const char *name, size_t offset, u32 opt_flags) { struct firmware *fw = NULL; + struct cred *kern_cred = NULL; + const struct cred *old_cred; bool nondirect = false; int ret; @@ -751,6 +753,18 @@ _request_firmware(const struct firmware **firmware_p, const char *name, if (ret <= 0) /* error or already assigned */ goto out; + /* + * We are about to try to access the firmware file. Because we may have been + * called by a driver when serving an unrelated request from userland, we use + * the kernel credentials to read the file. + */ + kern_cred = prepare_kernel_cred(NULL); + if (!kern_cred) { + ret = -ENOMEM; + goto out; + } + old_cred = override_creds(kern_cred); + ret = fw_get_filesystem_firmware(device, fw->priv, "", NULL); /* Only full reads can support decompression, platform, and sysfs. */ @@ -776,6 +790,9 @@ _request_firmware(const struct firmware **firmware_p, const char *name, } else ret = assign_fw(fw, device); + revert_creds(old_cred); + put_cred(kern_cred); + out: if (ret < 0) { fw_abort_batch_reqs(fw); diff --git a/drivers/base/topology.c b/drivers/base/topology.c index e9d1efcda89b..ac6ad9ab67f9 100644 --- a/drivers/base/topology.c +++ b/drivers/base/topology.c @@ -152,9 +152,19 @@ static struct attribute *default_attrs[] = { NULL }; +static umode_t topology_is_visible(struct kobject *kobj, + struct attribute *attr, int unused) +{ + if (attr == &dev_attr_ppin.attr && !topology_ppin(kobj_to_dev(kobj)->id)) + return 0; + + return attr->mode; +} + static const struct attribute_group topology_attr_group = { .attrs = default_attrs, .bin_attrs = bin_attrs, + .is_visible = topology_is_visible, .name = "topology" }; diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 519b6d38d4df..fdb81f2794cd 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -33,6 +33,22 @@ config BLK_DEV_FD To compile this driver as a module, choose M here: the module will be called floppy. +config BLK_DEV_FD_RAWCMD + bool "Support for raw floppy disk commands (DEPRECATED)" + depends on BLK_DEV_FD + help + If you want to use actual physical floppies and expect to do + special low-level hardware accesses to them (access and use + non-standard formats, for example), then enable this. + + Note that the code enabled by this option is rarely used and + might be unstable or insecure, and distros should not enable it. + + Note: FDRAWCMD is deprecated and will be removed from the kernel + in the near future. + + If unsure, say N. + config AMIGA_FLOPPY tristate "Amiga floppy support" depends on AMIGA diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c index 5d819a466e2f..e232cc4fd444 100644 --- a/drivers/block/ataflop.c +++ b/drivers/block/ataflop.c @@ -303,6 +303,7 @@ static struct atari_floppy_struct { int ref; int type; struct blk_mq_tag_set tag_set; + int error_count; } unit[FD_MAX_UNITS]; #define UD unit[drive] @@ -705,14 +706,14 @@ static void fd_error( void ) if (!fd_request) return; - fd_request->error_count++; - if (fd_request->error_count >= MAX_ERRORS) { + unit[SelectedDrive].error_count++; + if (unit[SelectedDrive].error_count >= MAX_ERRORS) { printk(KERN_ERR "fd%d: too many errors.\n", SelectedDrive ); fd_end_request_cur(BLK_STS_IOERR); finish_fdc(); return; } - else if (fd_request->error_count == RECALIBRATE_ERRORS) { + else if (unit[SelectedDrive].error_count == RECALIBRATE_ERRORS) { printk(KERN_WARNING "fd%d: recalibrating\n", SelectedDrive ); if (SelectedDrive != -1) SUD.track = -1; @@ -1491,7 +1492,7 @@ static void setup_req_params( int drive ) ReqData = ReqBuffer + 512 * ReqCnt; if (UseTrackbuffer) - read_track = (ReqCmd == READ && fd_request->error_count == 0); + read_track = (ReqCmd == READ && unit[drive].error_count == 0); else read_track = 0; @@ -1520,6 +1521,7 @@ static blk_status_t ataflop_queue_rq(struct blk_mq_hw_ctx *hctx, return BLK_STS_RESOURCE; } fd_request = bd->rq; + unit[drive].error_count = 0; blk_mq_start_request(fd_request); atari_disable_irq( IRQ_MFP_FDC ); diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 8c647532e3ce..015841f50f4e 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -509,8 +509,8 @@ static unsigned long fdc_busy; static DECLARE_WAIT_QUEUE_HEAD(fdc_wait); static DECLARE_WAIT_QUEUE_HEAD(command_done); -/* Errors during formatting are counted here. */ -static int format_errors; +/* errors encountered on the current (or last) request */ +static int floppy_errors; /* Format request descriptor. */ static struct format_descr format_req; @@ -530,7 +530,6 @@ static struct format_descr format_req; static char *floppy_track_buffer; static int max_buffer_sectors; -static int *errors; typedef void (*done_f)(int); static const struct cont_t { void (*interrupt)(void); @@ -1455,7 +1454,7 @@ static int interpret_errors(void) if (drive_params[current_drive].flags & FTD_MSG) DPRINT("Over/Underrun - retrying\n"); bad = 0; - } else if (*errors >= drive_params[current_drive].max_errors.reporting) { + } else if (floppy_errors >= drive_params[current_drive].max_errors.reporting) { print_errors(); } if (reply_buffer[ST2] & ST2_WC || reply_buffer[ST2] & ST2_BC) @@ -2095,7 +2094,7 @@ static void bad_flp_intr(void) if (!next_valid_format(current_drive)) return; } - err_count = ++(*errors); + err_count = ++floppy_errors; INFBOUND(write_errors[current_drive].badness, err_count); if (err_count > drive_params[current_drive].max_errors.abort) cont->done(0); @@ -2241,9 +2240,8 @@ static int do_format(int drive, struct format_descr *tmp_format_req) return -EINVAL; } format_req = *tmp_format_req; - format_errors = 0; cont = &format_cont; - errors = &format_errors; + floppy_errors = 0; ret = wait_til_done(redo_format, true); if (ret == -EINTR) return -EINTR; @@ -2759,10 +2757,11 @@ static int set_next_request(void) current_req = list_first_entry_or_null(&floppy_reqs, struct request, queuelist); if (current_req) { - current_req->error_count = 0; + floppy_errors = 0; list_del_init(¤t_req->queuelist); + return 1; } - return current_req != NULL; + return 0; } /* Starts or continues processing request. Will automatically unlock the @@ -2821,7 +2820,6 @@ do_request: _floppy = floppy_type + drive_params[current_drive].autodetect[drive_state[current_drive].probed_format]; } else probing = 0; - errors = &(current_req->error_count); tmp = make_raw_rw_request(); if (tmp < 2) { request_done(tmp); @@ -2982,6 +2980,8 @@ static const char *drive_name(int type, int drive) return "(null)"; } +#ifdef CONFIG_BLK_DEV_FD_RAWCMD + /* raw commands */ static void raw_cmd_done(int flag) { @@ -3181,6 +3181,35 @@ static int raw_cmd_ioctl(int cmd, void __user *param) return ret; } +static int floppy_raw_cmd_ioctl(int type, int drive, int cmd, + void __user *param) +{ + int ret; + + pr_warn_once("Note: FDRAWCMD is deprecated and will be removed from the kernel in the near future.\n"); + + if (type) + return -EINVAL; + if (lock_fdc(drive)) + return -EINTR; + set_floppy(drive); + ret = raw_cmd_ioctl(cmd, param); + if (ret == -EINTR) + return -EINTR; + process_fd_request(); + return ret; +} + +#else /* CONFIG_BLK_DEV_FD_RAWCMD */ + +static int floppy_raw_cmd_ioctl(int type, int drive, int cmd, + void __user *param) +{ + return -EOPNOTSUPP; +} + +#endif + static int invalidate_drive(struct block_device *bdev) { /* invalidate the buffer track to force a reread */ @@ -3369,7 +3398,6 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int { int drive = (long)bdev->bd_disk->private_data; int type = ITYPE(drive_state[drive].fd_device); - int i; int ret; int size; union inparam { @@ -3520,16 +3548,7 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int outparam = &write_errors[drive]; break; case FDRAWCMD: - if (type) - return -EINVAL; - if (lock_fdc(drive)) - return -EINTR; - set_floppy(drive); - i = raw_cmd_ioctl(cmd, (void __user *)param); - if (i == -EINTR) - return -EINTR; - process_fd_request(); - return i; + return floppy_raw_cmd_ioctl(type, drive, cmd, (void __user *)param); case FDTWADDLE: if (lock_fdc(drive)) return -EINTR; diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index 05b1120e6623..c441a4972064 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -1600,7 +1600,7 @@ static enum blk_eh_timer_return null_timeout_rq(struct request *rq, bool res) * Only fake timeouts need to execute blk_mq_complete_request() here. */ cmd->error = BLK_STS_TIMEOUT; - if (cmd->fake_timeout) + if (cmd->fake_timeout || hctx->type == HCTX_TYPE_POLL) blk_mq_complete_request(rq); return BLK_EH_DONE; } diff --git a/drivers/bus/fsl-mc/fsl-mc-msi.c b/drivers/bus/fsl-mc/fsl-mc-msi.c index 5e0e4393ce4d..0cfe859a4ac4 100644 --- a/drivers/bus/fsl-mc/fsl-mc-msi.c +++ b/drivers/bus/fsl-mc/fsl-mc-msi.c @@ -224,8 +224,12 @@ int fsl_mc_msi_domain_alloc_irqs(struct device *dev, unsigned int irq_count) if (error) return error; + msi_lock_descs(dev); if (msi_first_desc(dev, MSI_DESC_ALL)) - return -EINVAL; + error = -EINVAL; + msi_unlock_descs(dev); + if (error) + return error; /* * NOTE: Calling this function will trigger the invocation of the diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c index 60fbd42041dd..828c66bbaa67 100644 --- a/drivers/bus/imx-weim.c +++ b/drivers/bus/imx-weim.c @@ -352,8 +352,7 @@ static int of_weim_notify(struct notifier_block *nb, unsigned long action, pdev = of_find_device_by_node(rd->dn); if (!pdev) { - dev_err(&pdev->dev, - "Could not find platform device for '%pOF'\n", + pr_err("Could not find platform device for '%pOF'\n", rd->dn); ret = notifier_from_errno(-EINVAL); @@ -370,7 +369,7 @@ static int of_weim_notify(struct notifier_block *nb, unsigned long action, return ret; } -struct notifier_block weim_of_notifier = { +static struct notifier_block weim_of_notifier = { .notifier_call = of_weim_notify, }; #endif /* IS_ENABLED(CONFIG_OF_DYNAMIC) */ diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c index 9527b7d63840..541ced27d941 100644 --- a/drivers/bus/mhi/host/pci_generic.c +++ b/drivers/bus/mhi/host/pci_generic.c @@ -1060,6 +1060,7 @@ static int __maybe_unused mhi_pci_freeze(struct device *dev) * the intermediate restore kernel reinitializes MHI device with new * context. */ + flush_work(&mhi_pdev->recovery_work); if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) { mhi_power_down(mhi_cntrl, true); mhi_unprepare_after_power_down(mhi_cntrl); @@ -1085,6 +1086,7 @@ static const struct dev_pm_ops mhi_pci_pm_ops = { .resume = mhi_pci_resume, .freeze = mhi_pci_freeze, .thaw = mhi_pci_restore, + .poweroff = mhi_pci_freeze, .restore = mhi_pci_restore, #endif }; diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c index 4566e730ef2b..60b082fe2ed0 100644 --- a/drivers/bus/sunxi-rsb.c +++ b/drivers/bus/sunxi-rsb.c @@ -227,6 +227,8 @@ static struct sunxi_rsb_device *sunxi_rsb_device_create(struct sunxi_rsb *rsb, dev_dbg(&rdev->dev, "device %s registered\n", dev_name(&rdev->dev)); + return rdev; + err_device_add: put_device(&rdev->dev); diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 54c0ee6dda30..7a1b1f9e4933 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -3232,13 +3232,27 @@ static int sysc_check_disabled_devices(struct sysc *ddata) */ static int sysc_check_active_timer(struct sysc *ddata) { + int error; + if (ddata->cap->type != TI_SYSC_OMAP2_TIMER && ddata->cap->type != TI_SYSC_OMAP4_TIMER) return 0; + /* + * Quirk for omap3 beagleboard revision A to B4 to use gpt12. + * Revision C and later are fixed with commit 23885389dbbb ("ARM: + * dts: Fix timer regression for beagleboard revision c"). This all + * can be dropped if we stop supporting old beagleboard revisions + * A to B4 at some point. + */ + if (sysc_soc->soc == SOC_3430) + error = -ENXIO; + else + error = -EBUSY; + if ((ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT) && (ddata->cfg.quirks & SYSC_QUIRK_NO_IDLE)) - return -ENXIO; + return error; return 0; } diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index c59265146e9c..f1827257ef0e 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -3677,8 +3677,11 @@ static void cleanup_smi_msgs(struct ipmi_smi *intf) void ipmi_unregister_smi(struct ipmi_smi *intf) { struct ipmi_smi_watcher *w; - int intf_num = intf->intf_num, index; + int intf_num, index; + if (!intf) + return; + intf_num = intf->intf_num; mutex_lock(&ipmi_interfaces_mutex); intf->intf_num = -1; intf->in_shutdown = true; @@ -4518,6 +4521,8 @@ return_unspecified: } else /* The message was sent, start the timer. */ intf_start_seq_timer(intf, msg->msgid); + requeue = 0; + goto out; } else if (((msg->rsp[0] >> 2) != ((msg->data[0] >> 2) | 1)) || (msg->rsp[1] != msg->data[1])) { /* diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index 64dedb3ef8ec..5604a810fb3d 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -2220,10 +2220,7 @@ static void cleanup_one_si(struct smi_info *smi_info) return; list_del(&smi_info->link); - - if (smi_info->intf) - ipmi_unregister_smi(smi_info->intf); - + ipmi_unregister_smi(smi_info->intf); kfree(smi_info); } diff --git a/drivers/char/random.c b/drivers/char/random.c index e15063d61460..4c9adb4f3d5d 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -318,6 +318,13 @@ static void crng_reseed(bool force) * the resultant ChaCha state to the user, along with the second * half of the block containing 32 bytes of random data that may * be used; random_data_len may not be greater than 32. + * + * The returned ChaCha state contains within it a copy of the old + * key value, at index 4, so the state should always be zeroed out + * immediately after using in order to maintain forward secrecy. + * If the state cannot be erased in a timely manner, then it is + * safer to set the random_data parameter to &chacha_state[4] so + * that this function overwrites it before returning. */ static void crng_fast_key_erasure(u8 key[CHACHA_KEY_SIZE], u32 chacha_state[CHACHA_STATE_WORDS], @@ -523,8 +530,7 @@ EXPORT_SYMBOL(get_random_bytes); static ssize_t get_random_bytes_user(void __user *buf, size_t nbytes) { - ssize_t ret = 0; - size_t len; + size_t len, left, ret = 0; u32 chacha_state[CHACHA_STATE_WORDS]; u8 output[CHACHA_BLOCK_SIZE]; @@ -543,37 +549,40 @@ static ssize_t get_random_bytes_user(void __user *buf, size_t nbytes) * the user directly. */ if (nbytes <= CHACHA_KEY_SIZE) { - ret = copy_to_user(buf, &chacha_state[4], nbytes) ? -EFAULT : nbytes; + ret = nbytes - copy_to_user(buf, &chacha_state[4], nbytes); goto out_zero_chacha; } - do { + for (;;) { chacha20_block(chacha_state, output); if (unlikely(chacha_state[12] == 0)) ++chacha_state[13]; len = min_t(size_t, nbytes, CHACHA_BLOCK_SIZE); - if (copy_to_user(buf, output, len)) { - ret = -EFAULT; + left = copy_to_user(buf, output, len); + if (left) { + ret += len - left; break; } - nbytes -= len; buf += len; ret += len; + nbytes -= len; + if (!nbytes) + break; BUILD_BUG_ON(PAGE_SIZE % CHACHA_BLOCK_SIZE != 0); - if (!(ret % PAGE_SIZE) && nbytes) { + if (ret % PAGE_SIZE == 0) { if (signal_pending(current)) break; cond_resched(); } - } while (nbytes); + } memzero_explicit(output, sizeof(output)); out_zero_chacha: memzero_explicit(chacha_state, sizeof(chacha_state)); - return ret; + return ret ? ret : -EFAULT; } /* @@ -1016,7 +1025,7 @@ int __init rand_initialize(void) */ void add_device_randomness(const void *buf, size_t size) { - cycles_t cycles = random_get_entropy(); + unsigned long cycles = random_get_entropy(); unsigned long flags, now = jiffies; if (crng_init == 0 && size) @@ -1047,8 +1056,7 @@ struct timer_rand_state { */ static void add_timer_randomness(struct timer_rand_state *state, unsigned int num) { - cycles_t cycles = random_get_entropy(); - unsigned long flags, now = jiffies; + unsigned long cycles = random_get_entropy(), now = jiffies, flags; long delta, delta2, delta3; spin_lock_irqsave(&input_pool.lock, flags); @@ -1337,8 +1345,7 @@ static void mix_interrupt_randomness(struct work_struct *work) void add_interrupt_randomness(int irq) { enum { MIX_INFLIGHT = 1U << 31 }; - cycles_t cycles = random_get_entropy(); - unsigned long now = jiffies; + unsigned long cycles = random_get_entropy(), now = jiffies; struct fast_pool *fast_pool = this_cpu_ptr(&irq_randomness); struct pt_regs *regs = get_irq_regs(); unsigned int new_count; @@ -1351,16 +1358,12 @@ void add_interrupt_randomness(int irq) if (cycles == 0) cycles = get_reg(fast_pool, regs); - if (sizeof(cycles) == 8) + if (sizeof(unsigned long) == 8) { irq_data.u64[0] = cycles ^ rol64(now, 32) ^ irq; - else { + irq_data.u64[1] = regs ? instruction_pointer(regs) : _RET_IP_; + } else { irq_data.u32[0] = cycles ^ irq; irq_data.u32[1] = now; - } - - if (sizeof(unsigned long) == 8) - irq_data.u64[1] = regs ? instruction_pointer(regs) : _RET_IP_; - else { irq_data.u32[2] = regs ? instruction_pointer(regs) : _RET_IP_; irq_data.u32[3] = get_reg(fast_pool, regs); } @@ -1407,7 +1410,7 @@ static void entropy_timer(struct timer_list *t) static void try_to_generate_entropy(void) { struct { - cycles_t cycles; + unsigned long cycles; struct timer_list timer; } stack; diff --git a/drivers/clk/microchip/clk-mpfs.c b/drivers/clk/microchip/clk-mpfs.c index aa1561b773d6..070c3b896559 100644 --- a/drivers/clk/microchip/clk-mpfs.c +++ b/drivers/clk/microchip/clk-mpfs.c @@ -11,20 +11,48 @@ #include <dt-bindings/clock/microchip,mpfs-clock.h> /* address offset of control registers */ +#define REG_MSSPLL_REF_CR 0x08u +#define REG_MSSPLL_POSTDIV_CR 0x10u +#define REG_MSSPLL_SSCG_2_CR 0x2Cu #define REG_CLOCK_CONFIG_CR 0x08u +#define REG_RTC_CLOCK_CR 0x0Cu #define REG_SUBBLK_CLOCK_CR 0x84u #define REG_SUBBLK_RESET_CR 0x88u +#define MSSPLL_FBDIV_SHIFT 0x00u +#define MSSPLL_FBDIV_WIDTH 0x0Cu +#define MSSPLL_REFDIV_SHIFT 0x08u +#define MSSPLL_REFDIV_WIDTH 0x06u +#define MSSPLL_POSTDIV_SHIFT 0x08u +#define MSSPLL_POSTDIV_WIDTH 0x07u +#define MSSPLL_FIXED_DIV 4u + struct mpfs_clock_data { void __iomem *base; + void __iomem *msspll_base; struct clk_hw_onecell_data hw_data; }; +struct mpfs_msspll_hw_clock { + void __iomem *base; + unsigned int id; + u32 reg_offset; + u32 shift; + u32 width; + u32 flags; + struct clk_hw hw; + struct clk_init_data init; +}; + +#define to_mpfs_msspll_clk(_hw) container_of(_hw, struct mpfs_msspll_hw_clock, hw) + struct mpfs_cfg_clock { const struct clk_div_table *table; unsigned int id; + u32 reg_offset; u8 shift; u8 width; + u8 flags; }; struct mpfs_cfg_hw_clock { @@ -55,7 +83,7 @@ struct mpfs_periph_hw_clock { */ static DEFINE_SPINLOCK(mpfs_clk_lock); -static const struct clk_parent_data mpfs_cfg_parent[] = { +static const struct clk_parent_data mpfs_ext_ref[] = { { .index = 0 }, }; @@ -69,6 +97,86 @@ static const struct clk_div_table mpfs_div_ahb_table[] = { { 0, 0 } }; +/* + * The only two supported reference clock frequencies for the PolarFire SoC are + * 100 and 125 MHz, as the rtc reference is required to be 1 MHz. + * It therefore only needs to have divider table entries corresponding to + * divide by 100 and 125. + */ +static const struct clk_div_table mpfs_div_rtcref_table[] = { + { 100, 100 }, { 125, 125 }, + { 0, 0 } +}; + +static unsigned long mpfs_clk_msspll_recalc_rate(struct clk_hw *hw, unsigned long prate) +{ + struct mpfs_msspll_hw_clock *msspll_hw = to_mpfs_msspll_clk(hw); + void __iomem *mult_addr = msspll_hw->base + msspll_hw->reg_offset; + void __iomem *ref_div_addr = msspll_hw->base + REG_MSSPLL_REF_CR; + void __iomem *postdiv_addr = msspll_hw->base + REG_MSSPLL_POSTDIV_CR; + u32 mult, ref_div, postdiv; + + mult = readl_relaxed(mult_addr) >> MSSPLL_FBDIV_SHIFT; + mult &= clk_div_mask(MSSPLL_FBDIV_WIDTH); + ref_div = readl_relaxed(ref_div_addr) >> MSSPLL_REFDIV_SHIFT; + ref_div &= clk_div_mask(MSSPLL_REFDIV_WIDTH); + postdiv = readl_relaxed(postdiv_addr) >> MSSPLL_POSTDIV_SHIFT; + postdiv &= clk_div_mask(MSSPLL_POSTDIV_WIDTH); + + return prate * mult / (ref_div * MSSPLL_FIXED_DIV * postdiv); +} + +static const struct clk_ops mpfs_clk_msspll_ops = { + .recalc_rate = mpfs_clk_msspll_recalc_rate, +}; + +#define CLK_PLL(_id, _name, _parent, _shift, _width, _flags, _offset) { \ + .id = _id, \ + .shift = _shift, \ + .width = _width, \ + .reg_offset = _offset, \ + .flags = _flags, \ + .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, _parent, &mpfs_clk_msspll_ops, 0), \ +} + +static struct mpfs_msspll_hw_clock mpfs_msspll_clks[] = { + CLK_PLL(CLK_MSSPLL, "clk_msspll", mpfs_ext_ref, MSSPLL_FBDIV_SHIFT, + MSSPLL_FBDIV_WIDTH, 0, REG_MSSPLL_SSCG_2_CR), +}; + +static int mpfs_clk_register_msspll(struct device *dev, struct mpfs_msspll_hw_clock *msspll_hw, + void __iomem *base) +{ + msspll_hw->base = base; + + return devm_clk_hw_register(dev, &msspll_hw->hw); +} + +static int mpfs_clk_register_mssplls(struct device *dev, struct mpfs_msspll_hw_clock *msspll_hws, + unsigned int num_clks, struct mpfs_clock_data *data) +{ + void __iomem *base = data->msspll_base; + unsigned int i; + int ret; + + for (i = 0; i < num_clks; i++) { + struct mpfs_msspll_hw_clock *msspll_hw = &msspll_hws[i]; + + ret = mpfs_clk_register_msspll(dev, msspll_hw, base); + if (ret) + return dev_err_probe(dev, ret, "failed to register msspll id: %d\n", + CLK_MSSPLL); + + data->hw_data.hws[msspll_hw->id] = &msspll_hw->hw; + } + + return 0; +} + +/* + * "CFG" clocks + */ + static unsigned long mpfs_cfg_clk_recalc_rate(struct clk_hw *hw, unsigned long prate) { struct mpfs_cfg_hw_clock *cfg_hw = to_mpfs_cfg_clk(hw); @@ -76,10 +184,10 @@ static unsigned long mpfs_cfg_clk_recalc_rate(struct clk_hw *hw, unsigned long p void __iomem *base_addr = cfg_hw->sys_base; u32 val; - val = readl_relaxed(base_addr + REG_CLOCK_CONFIG_CR) >> cfg->shift; + val = readl_relaxed(base_addr + cfg->reg_offset) >> cfg->shift; val &= clk_div_mask(cfg->width); - return prate / (1u << val); + return divider_recalc_rate(hw, prate, val, cfg->table, cfg->flags, cfg->width); } static long mpfs_cfg_clk_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *prate) @@ -105,11 +213,10 @@ static int mpfs_cfg_clk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned return divider_setting; spin_lock_irqsave(&mpfs_clk_lock, flags); - - val = readl_relaxed(base_addr + REG_CLOCK_CONFIG_CR); + val = readl_relaxed(base_addr + cfg->reg_offset); val &= ~(clk_div_mask(cfg->width) << cfg_hw->cfg.shift); val |= divider_setting << cfg->shift; - writel_relaxed(val, base_addr + REG_CLOCK_CONFIG_CR); + writel_relaxed(val, base_addr + cfg->reg_offset); spin_unlock_irqrestore(&mpfs_clk_lock, flags); @@ -122,19 +229,33 @@ static const struct clk_ops mpfs_clk_cfg_ops = { .set_rate = mpfs_cfg_clk_set_rate, }; -#define CLK_CFG(_id, _name, _parent, _shift, _width, _table, _flags) { \ - .cfg.id = _id, \ - .cfg.shift = _shift, \ - .cfg.width = _width, \ - .cfg.table = _table, \ - .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, _parent, &mpfs_clk_cfg_ops, \ - _flags), \ +#define CLK_CFG(_id, _name, _parent, _shift, _width, _table, _flags, _offset) { \ + .cfg.id = _id, \ + .cfg.shift = _shift, \ + .cfg.width = _width, \ + .cfg.table = _table, \ + .cfg.reg_offset = _offset, \ + .cfg.flags = _flags, \ + .hw.init = CLK_HW_INIT(_name, _parent, &mpfs_clk_cfg_ops, 0), \ } static struct mpfs_cfg_hw_clock mpfs_cfg_clks[] = { - CLK_CFG(CLK_CPU, "clk_cpu", mpfs_cfg_parent, 0, 2, mpfs_div_cpu_axi_table, 0), - CLK_CFG(CLK_AXI, "clk_axi", mpfs_cfg_parent, 2, 2, mpfs_div_cpu_axi_table, 0), - CLK_CFG(CLK_AHB, "clk_ahb", mpfs_cfg_parent, 4, 2, mpfs_div_ahb_table, 0), + CLK_CFG(CLK_CPU, "clk_cpu", "clk_msspll", 0, 2, mpfs_div_cpu_axi_table, 0, + REG_CLOCK_CONFIG_CR), + CLK_CFG(CLK_AXI, "clk_axi", "clk_msspll", 2, 2, mpfs_div_cpu_axi_table, 0, + REG_CLOCK_CONFIG_CR), + CLK_CFG(CLK_AHB, "clk_ahb", "clk_msspll", 4, 2, mpfs_div_ahb_table, 0, + REG_CLOCK_CONFIG_CR), + { + .cfg.id = CLK_RTCREF, + .cfg.shift = 0, + .cfg.width = 12, + .cfg.table = mpfs_div_rtcref_table, + .cfg.reg_offset = REG_RTC_CLOCK_CR, + .cfg.flags = CLK_DIVIDER_ONE_BASED, + .hw.init = + CLK_HW_INIT_PARENTS_DATA("clk_rtcref", mpfs_ext_ref, &mpfs_clk_cfg_ops, 0), + } }; static int mpfs_clk_register_cfg(struct device *dev, struct mpfs_cfg_hw_clock *cfg_hw, @@ -160,13 +281,17 @@ static int mpfs_clk_register_cfgs(struct device *dev, struct mpfs_cfg_hw_clock * return dev_err_probe(dev, ret, "failed to register clock id: %d\n", cfg_hw->cfg.id); - id = cfg_hws[i].cfg.id; + id = cfg_hw->cfg.id; data->hw_data.hws[id] = &cfg_hw->hw; } return 0; } +/* + * peripheral clocks - devices connected to axi or ahb buses. + */ + static int mpfs_periph_clk_enable(struct clk_hw *hw) { struct mpfs_periph_hw_clock *periph_hw = to_mpfs_periph_clk(hw); @@ -200,10 +325,6 @@ static void mpfs_periph_clk_disable(struct clk_hw *hw) spin_lock_irqsave(&mpfs_clk_lock, flags); - reg = readl_relaxed(base_addr + REG_SUBBLK_RESET_CR); - val = reg | (1u << periph->shift); - writel_relaxed(val, base_addr + REG_SUBBLK_RESET_CR); - reg = readl_relaxed(base_addr + REG_SUBBLK_CLOCK_CR); val = reg & ~(1u << periph->shift); writel_relaxed(val, base_addr + REG_SUBBLK_CLOCK_CR); @@ -249,8 +370,10 @@ static const struct clk_ops mpfs_periph_clk_ops = { * trap handler * - CLK_MMUART0: reserved by the hss * - CLK_DDRC: provides clock to the ddr subsystem - * - CLK_FICx: these provide clocks for sections of the fpga fabric, disabling them would - * cause the fabric to go into reset + * - CLK_FICx: these provide the processor side clocks to the "FIC" (Fabric InterConnect) + * clock domain crossers which provide the interface to the FPGA fabric. Disabling them + * causes the FPGA fabric to go into reset. + * - CLK_ATHENA: The athena clock is FIC4, which is reserved for the Athena TeraFire. */ static struct mpfs_periph_hw_clock mpfs_periph_clks[] = { @@ -258,7 +381,7 @@ static struct mpfs_periph_hw_clock mpfs_periph_clks[] = { CLK_PERIPH(CLK_MAC0, "clk_periph_mac0", PARENT_CLK(AHB), 1, 0), CLK_PERIPH(CLK_MAC1, "clk_periph_mac1", PARENT_CLK(AHB), 2, 0), CLK_PERIPH(CLK_MMC, "clk_periph_mmc", PARENT_CLK(AHB), 3, 0), - CLK_PERIPH(CLK_TIMER, "clk_periph_timer", PARENT_CLK(AHB), 4, 0), + CLK_PERIPH(CLK_TIMER, "clk_periph_timer", PARENT_CLK(RTCREF), 4, 0), CLK_PERIPH(CLK_MMUART0, "clk_periph_mmuart0", PARENT_CLK(AHB), 5, CLK_IS_CRITICAL), CLK_PERIPH(CLK_MMUART1, "clk_periph_mmuart1", PARENT_CLK(AHB), 6, 0), CLK_PERIPH(CLK_MMUART2, "clk_periph_mmuart2", PARENT_CLK(AHB), 7, 0), @@ -277,11 +400,11 @@ static struct mpfs_periph_hw_clock mpfs_periph_clks[] = { CLK_PERIPH(CLK_GPIO1, "clk_periph_gpio1", PARENT_CLK(AHB), 21, 0), CLK_PERIPH(CLK_GPIO2, "clk_periph_gpio2", PARENT_CLK(AHB), 22, 0), CLK_PERIPH(CLK_DDRC, "clk_periph_ddrc", PARENT_CLK(AHB), 23, CLK_IS_CRITICAL), - CLK_PERIPH(CLK_FIC0, "clk_periph_fic0", PARENT_CLK(AHB), 24, CLK_IS_CRITICAL), - CLK_PERIPH(CLK_FIC1, "clk_periph_fic1", PARENT_CLK(AHB), 25, CLK_IS_CRITICAL), - CLK_PERIPH(CLK_FIC2, "clk_periph_fic2", PARENT_CLK(AHB), 26, CLK_IS_CRITICAL), - CLK_PERIPH(CLK_FIC3, "clk_periph_fic3", PARENT_CLK(AHB), 27, CLK_IS_CRITICAL), - CLK_PERIPH(CLK_ATHENA, "clk_periph_athena", PARENT_CLK(AHB), 28, 0), + CLK_PERIPH(CLK_FIC0, "clk_periph_fic0", PARENT_CLK(AXI), 24, CLK_IS_CRITICAL), + CLK_PERIPH(CLK_FIC1, "clk_periph_fic1", PARENT_CLK(AXI), 25, CLK_IS_CRITICAL), + CLK_PERIPH(CLK_FIC2, "clk_periph_fic2", PARENT_CLK(AXI), 26, CLK_IS_CRITICAL), + CLK_PERIPH(CLK_FIC3, "clk_periph_fic3", PARENT_CLK(AXI), 27, CLK_IS_CRITICAL), + CLK_PERIPH(CLK_ATHENA, "clk_periph_athena", PARENT_CLK(AXI), 28, CLK_IS_CRITICAL), CLK_PERIPH(CLK_CFM, "clk_periph_cfm", PARENT_CLK(AHB), 29, 0), }; @@ -322,8 +445,9 @@ static int mpfs_clk_probe(struct platform_device *pdev) unsigned int num_clks; int ret; - /* CLK_RESERVED is not part of cfg_clks nor periph_clks, so add 1 */ - num_clks = ARRAY_SIZE(mpfs_cfg_clks) + ARRAY_SIZE(mpfs_periph_clks) + 1; + /* CLK_RESERVED is not part of clock arrays, so add 1 */ + num_clks = ARRAY_SIZE(mpfs_msspll_clks) + ARRAY_SIZE(mpfs_cfg_clks) + + ARRAY_SIZE(mpfs_periph_clks) + 1; clk_data = devm_kzalloc(dev, struct_size(clk_data, hw_data.hws, num_clks), GFP_KERNEL); if (!clk_data) @@ -333,8 +457,17 @@ static int mpfs_clk_probe(struct platform_device *pdev) if (IS_ERR(clk_data->base)) return PTR_ERR(clk_data->base); + clk_data->msspll_base = devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(clk_data->msspll_base)) + return PTR_ERR(clk_data->msspll_base); + clk_data->hw_data.num = num_clks; + ret = mpfs_clk_register_mssplls(dev, mpfs_msspll_clks, ARRAY_SIZE(mpfs_msspll_clks), + clk_data); + if (ret) + return ret; + ret = mpfs_clk_register_cfgs(dev, mpfs_cfg_clks, ARRAY_SIZE(mpfs_cfg_clks), clk_data); if (ret) return ret; diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c index f675fd969c4d..e9c357309fd9 100644 --- a/drivers/clk/qcom/clk-rcg2.c +++ b/drivers/clk/qcom/clk-rcg2.c @@ -818,7 +818,7 @@ EXPORT_SYMBOL_GPL(clk_pixel_ops); static int clk_gfx3d_determine_rate(struct clk_hw *hw, struct clk_rate_request *req) { - struct clk_rate_request parent_req = { }; + struct clk_rate_request parent_req = { .min_rate = 0, .max_rate = ULONG_MAX }; struct clk_rcg2_gfx3d *cgfx = to_clk_rcg2_gfx3d(hw); struct clk_hw *xo, *p0, *p1, *p2; unsigned long p0_rate; diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c index 8a10bade7e0d..2f3ddc908ebd 100644 --- a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c +++ b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c @@ -241,6 +241,7 @@ static struct clk_init_data rtc_32k_init_data = { .ops = &ccu_mux_ops, .parent_hws = rtc_32k_parents, .num_parents = ARRAY_SIZE(rtc_32k_parents), /* updated during probe */ + .flags = CLK_IS_CRITICAL, }; static struct ccu_mux rtc_32k_clk = { @@ -346,6 +347,7 @@ static const struct of_device_id sun6i_rtc_ccu_match[] = { .compatible = "allwinner,sun50i-r329-rtc", .data = &sun50i_r329_rtc_ccu_data, }, + {}, }; int sun6i_rtc_ccu_probe(struct device *dev, void __iomem *reg) diff --git a/drivers/clk/sunxi/clk-sun9i-mmc.c b/drivers/clk/sunxi/clk-sun9i-mmc.c index 542b31d6e96d..636bcf2439ef 100644 --- a/drivers/clk/sunxi/clk-sun9i-mmc.c +++ b/drivers/clk/sunxi/clk-sun9i-mmc.c @@ -109,6 +109,8 @@ static int sun9i_a80_mmc_config_clk_probe(struct platform_device *pdev) spin_lock_init(&data->lock); r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!r) + return -EINVAL; /* one clock/reset pair per word */ count = DIV_ROUND_UP((resource_size(r)), SUN9I_MMC_WIDTH); data->membase = devm_ioremap_resource(&pdev->dev, r); diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index f9d593ff4718..0253731d6d25 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -24,13 +24,17 @@ #define CLK_HW_DIV 2 #define LUT_TURBO_IND 1 +#define GT_IRQ_STATUS BIT(2) + #define HZ_PER_KHZ 1000 struct qcom_cpufreq_soc_data { u32 reg_enable; + u32 reg_domain_state; u32 reg_dcvs_ctrl; u32 reg_freq_lut; u32 reg_volt_lut; + u32 reg_intr_clr; u32 reg_current_vote; u32 reg_perf_state; u8 lut_row_size; @@ -280,37 +284,46 @@ static void qcom_get_related_cpus(int index, struct cpumask *m) } } -static unsigned int qcom_lmh_get_throttle_freq(struct qcom_cpufreq_data *data) +static unsigned long qcom_lmh_get_throttle_freq(struct qcom_cpufreq_data *data) { - unsigned int val = readl_relaxed(data->base + data->soc_data->reg_current_vote); + unsigned int lval; + + if (data->soc_data->reg_current_vote) + lval = readl_relaxed(data->base + data->soc_data->reg_current_vote) & 0x3ff; + else + lval = readl_relaxed(data->base + data->soc_data->reg_domain_state) & 0xff; - return (val & 0x3FF) * 19200; + return lval * xo_rate; } static void qcom_lmh_dcvs_notify(struct qcom_cpufreq_data *data) { struct cpufreq_policy *policy = data->policy; - int cpu = cpumask_first(policy->cpus); + int cpu = cpumask_first(policy->related_cpus); struct device *dev = get_cpu_device(cpu); unsigned long freq_hz, throttled_freq; struct dev_pm_opp *opp; - unsigned int freq; /* * Get the h/w throttled frequency, normalize it using the * registered opp table and use it to calculate thermal pressure. */ - freq = qcom_lmh_get_throttle_freq(data); - freq_hz = freq * HZ_PER_KHZ; + freq_hz = qcom_lmh_get_throttle_freq(data); opp = dev_pm_opp_find_freq_floor(dev, &freq_hz); if (IS_ERR(opp) && PTR_ERR(opp) == -ERANGE) - dev_pm_opp_find_freq_ceil(dev, &freq_hz); + opp = dev_pm_opp_find_freq_ceil(dev, &freq_hz); + + if (IS_ERR(opp)) { + dev_warn(dev, "Can't find the OPP for throttling: %pe!\n", opp); + } else { + throttled_freq = freq_hz / HZ_PER_KHZ; - throttled_freq = freq_hz / HZ_PER_KHZ; + /* Update thermal pressure (the boost frequencies are accepted) */ + arch_update_thermal_pressure(policy->related_cpus, throttled_freq); - /* Update thermal pressure (the boost frequencies are accepted) */ - arch_update_thermal_pressure(policy->related_cpus, throttled_freq); + dev_pm_opp_put(opp); + } /* * In the unlikely case policy is unregistered do not enable @@ -350,6 +363,10 @@ static irqreturn_t qcom_lmh_dcvs_handle_irq(int irq, void *data) disable_irq_nosync(c_data->throttle_irq); schedule_delayed_work(&c_data->throttle_work, 0); + if (c_data->soc_data->reg_intr_clr) + writel_relaxed(GT_IRQ_STATUS, + c_data->base + c_data->soc_data->reg_intr_clr); + return IRQ_HANDLED; } @@ -365,9 +382,11 @@ static const struct qcom_cpufreq_soc_data qcom_soc_data = { static const struct qcom_cpufreq_soc_data epss_soc_data = { .reg_enable = 0x0, + .reg_domain_state = 0x20, .reg_dcvs_ctrl = 0xb0, .reg_freq_lut = 0x100, .reg_volt_lut = 0x200, + .reg_intr_clr = 0x308, .reg_perf_state = 0x320, .lut_row_size = 4, }; @@ -417,16 +436,39 @@ static int qcom_cpufreq_hw_lmh_init(struct cpufreq_policy *policy, int index) return 0; } -static void qcom_cpufreq_hw_lmh_exit(struct qcom_cpufreq_data *data) +static int qcom_cpufreq_hw_cpu_online(struct cpufreq_policy *policy) +{ + struct qcom_cpufreq_data *data = policy->driver_data; + struct platform_device *pdev = cpufreq_get_driver_data(); + int ret; + + ret = irq_set_affinity_hint(data->throttle_irq, policy->cpus); + if (ret) + dev_err(&pdev->dev, "Failed to set CPU affinity of %s[%d]\n", + data->irq_name, data->throttle_irq); + + return ret; +} + +static int qcom_cpufreq_hw_cpu_offline(struct cpufreq_policy *policy) { + struct qcom_cpufreq_data *data = policy->driver_data; + if (data->throttle_irq <= 0) - return; + return 0; mutex_lock(&data->throttle_lock); data->cancel_throttle = true; mutex_unlock(&data->throttle_lock); cancel_delayed_work_sync(&data->throttle_work); + irq_set_affinity_hint(data->throttle_irq, NULL); + + return 0; +} + +static void qcom_cpufreq_hw_lmh_exit(struct qcom_cpufreq_data *data) +{ free_irq(data->throttle_irq, data); } @@ -583,6 +625,8 @@ static struct cpufreq_driver cpufreq_qcom_hw_driver = { .get = qcom_cpufreq_hw_get, .init = qcom_cpufreq_hw_cpu_init, .exit = qcom_cpufreq_hw_cpu_exit, + .online = qcom_cpufreq_hw_cpu_online, + .offline = qcom_cpufreq_hw_cpu_offline, .register_em = cpufreq_register_em_with_opp, .fast_switch = qcom_cpufreq_hw_fast_switch, .name = "qcom-cpufreq-hw", diff --git a/drivers/cpufreq/sun50i-cpufreq-nvmem.c b/drivers/cpufreq/sun50i-cpufreq-nvmem.c index 2deed8d8773f..75e1bf3a08f7 100644 --- a/drivers/cpufreq/sun50i-cpufreq-nvmem.c +++ b/drivers/cpufreq/sun50i-cpufreq-nvmem.c @@ -98,8 +98,10 @@ static int sun50i_cpufreq_nvmem_probe(struct platform_device *pdev) return -ENOMEM; ret = sun50i_cpufreq_get_efuse(&speed); - if (ret) + if (ret) { + kfree(opp_tables); return ret; + } snprintf(name, MAX_NAME_LEN, "speed%d", speed); diff --git a/drivers/cpuidle/cpuidle-riscv-sbi.c b/drivers/cpuidle/cpuidle-riscv-sbi.c index b459eda2cd37..5c852e671992 100644 --- a/drivers/cpuidle/cpuidle-riscv-sbi.c +++ b/drivers/cpuidle/cpuidle-riscv-sbi.c @@ -22,6 +22,7 @@ #include <linux/pm_runtime.h> #include <asm/cpuidle.h> #include <asm/sbi.h> +#include <asm/smp.h> #include <asm/suspend.h> #include "dt_idle_states.h" diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index df23239b04fc..b1e25ae98302 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -543,10 +543,6 @@ struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info) file->f_mode |= FMODE_LSEEK; dmabuf->file = file; - ret = dma_buf_stats_setup(dmabuf); - if (ret) - goto err_sysfs; - mutex_init(&dmabuf->lock); INIT_LIST_HEAD(&dmabuf->attachments); @@ -554,6 +550,10 @@ struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info) list_add(&dmabuf->list_node, &db_list.head); mutex_unlock(&db_list.lock); + ret = dma_buf_stats_setup(dmabuf); + if (ret) + goto err_sysfs; + return dmabuf; err_sysfs: diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index 1476156af74b..def564d1e8fa 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -1453,7 +1453,7 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie, { struct at_xdmac_chan *atchan = to_at_xdmac_chan(chan); struct at_xdmac *atxdmac = to_at_xdmac(atchan->chan.device); - struct at_xdmac_desc *desc, *_desc; + struct at_xdmac_desc *desc, *_desc, *iter; struct list_head *descs_list; enum dma_status ret; int residue, retry; @@ -1568,11 +1568,13 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie, * microblock. */ descs_list = &desc->descs_list; - list_for_each_entry_safe(desc, _desc, descs_list, desc_node) { - dwidth = at_xdmac_get_dwidth(desc->lld.mbr_cfg); - residue -= (desc->lld.mbr_ubc & 0xffffff) << dwidth; - if ((desc->lld.mbr_nda & 0xfffffffc) == cur_nda) + list_for_each_entry_safe(iter, _desc, descs_list, desc_node) { + dwidth = at_xdmac_get_dwidth(iter->lld.mbr_cfg); + residue -= (iter->lld.mbr_ubc & 0xffffff) << dwidth; + if ((iter->lld.mbr_nda & 0xfffffffc) == cur_nda) { + desc = iter; break; + } } residue += cur_ubc << dwidth; diff --git a/drivers/dma/dw-edma/dw-edma-v0-core.c b/drivers/dma/dw-edma/dw-edma-v0-core.c index 329fc2e57b70..33bc1e6c4cf2 100644 --- a/drivers/dma/dw-edma/dw-edma-v0-core.c +++ b/drivers/dma/dw-edma/dw-edma-v0-core.c @@ -414,14 +414,18 @@ void dw_edma_v0_core_start(struct dw_edma_chunk *chunk, bool first) SET_CH_32(dw, chan->dir, chan->id, ch_control1, (DW_EDMA_V0_CCS | DW_EDMA_V0_LLE)); /* Linked list */ + #ifdef CONFIG_64BIT - SET_CH_64(dw, chan->dir, chan->id, llp.reg, - chunk->ll_region.paddr); + /* llp is not aligned on 64bit -> keep 32bit accesses */ + SET_CH_32(dw, chan->dir, chan->id, llp.lsb, + lower_32_bits(chunk->ll_region.paddr)); + SET_CH_32(dw, chan->dir, chan->id, llp.msb, + upper_32_bits(chunk->ll_region.paddr)); #else /* CONFIG_64BIT */ - SET_CH_32(dw, chan->dir, chan->id, llp.lsb, - lower_32_bits(chunk->ll_region.paddr)); - SET_CH_32(dw, chan->dir, chan->id, llp.msb, - upper_32_bits(chunk->ll_region.paddr)); + SET_CH_32(dw, chan->dir, chan->id, llp.lsb, + lower_32_bits(chunk->ll_region.paddr)); + SET_CH_32(dw, chan->dir, chan->id, llp.msb, + upper_32_bits(chunk->ll_region.paddr)); #endif /* CONFIG_64BIT */ } /* Doorbell */ diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index 3061fe857d69..f652da6ab47d 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -373,7 +373,6 @@ static void idxd_wq_device_reset_cleanup(struct idxd_wq *wq) { lockdep_assert_held(&wq->wq_lock); - idxd_wq_disable_cleanup(wq); wq->size = 0; wq->group = NULL; } @@ -701,14 +700,17 @@ static void idxd_device_wqs_clear_state(struct idxd_device *idxd) if (wq->state == IDXD_WQ_ENABLED) { idxd_wq_disable_cleanup(wq); - idxd_wq_device_reset_cleanup(wq); wq->state = IDXD_WQ_DISABLED; } + idxd_wq_device_reset_cleanup(wq); } } void idxd_device_clear_state(struct idxd_device *idxd) { + if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags)) + return; + idxd_groups_clear_state(idxd); idxd_engines_clear_state(idxd); idxd_device_wqs_clear_state(idxd); diff --git a/drivers/dma/idxd/submit.c b/drivers/dma/idxd/submit.c index e289fd48711a..c01db23e3333 100644 --- a/drivers/dma/idxd/submit.c +++ b/drivers/dma/idxd/submit.c @@ -150,14 +150,15 @@ static void llist_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie, */ int idxd_enqcmds(struct idxd_wq *wq, void __iomem *portal, const void *desc) { - int rc, retries = 0; + unsigned int retries = wq->enqcmds_retries; + int rc; do { rc = enqcmds(portal, desc); if (rc == 0) break; cpu_relax(); - } while (retries++ < wq->enqcmds_retries); + } while (retries--); return rc; } diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c index 7e19ab92b61a..dfd549685c46 100644 --- a/drivers/dma/idxd/sysfs.c +++ b/drivers/dma/idxd/sysfs.c @@ -905,6 +905,9 @@ static ssize_t wq_max_transfer_size_store(struct device *dev, struct device_attr u64 xfer_size; int rc; + if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags)) + return -EPERM; + if (wq->state != IDXD_WQ_DISABLED) return -EPERM; @@ -939,6 +942,9 @@ static ssize_t wq_max_batch_size_store(struct device *dev, struct device_attribu u64 batch_size; int rc; + if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags)) + return -EPERM; + if (wq->state != IDXD_WQ_DISABLED) return -EPERM; diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 70c0aa931ddf..6196a7b3956b 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -198,12 +198,12 @@ struct sdma_script_start_addrs { s32 per_2_firi_addr; s32 mcu_2_firi_addr; s32 uart_2_per_addr; - s32 uart_2_mcu_ram_addr; + s32 uart_2_mcu_addr; s32 per_2_app_addr; s32 mcu_2_app_addr; s32 per_2_per_addr; s32 uartsh_2_per_addr; - s32 uartsh_2_mcu_ram_addr; + s32 uartsh_2_mcu_addr; s32 per_2_shp_addr; s32 mcu_2_shp_addr; s32 ata_2_mcu_addr; @@ -232,8 +232,8 @@ struct sdma_script_start_addrs { s32 mcu_2_ecspi_addr; s32 mcu_2_sai_addr; s32 sai_2_mcu_addr; - s32 uart_2_mcu_addr; - s32 uartsh_2_mcu_addr; + s32 uart_2_mcu_rom_addr; + s32 uartsh_2_mcu_rom_addr; /* End of v3 array */ s32 mcu_2_zqspi_addr; /* End of v4 array */ @@ -1796,17 +1796,17 @@ static void sdma_add_scripts(struct sdma_engine *sdma, saddr_arr[i] = addr_arr[i]; /* - * get uart_2_mcu_addr/uartsh_2_mcu_addr rom script specially because - * they are now replaced by uart_2_mcu_ram_addr/uartsh_2_mcu_ram_addr - * to be compatible with legacy freescale/nxp sdma firmware, and they - * are located in the bottom part of sdma_script_start_addrs which are - * beyond the SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1. + * For compatibility with NXP internal legacy kernel before 4.19 which + * is based on uart ram script and mainline kernel based on uart rom + * script, both uart ram/rom scripts are present in newer sdma + * firmware. Use the rom versions if they are present (V3 or newer). */ - if (addr->uart_2_mcu_addr) - sdma->script_addrs->uart_2_mcu_addr = addr->uart_2_mcu_addr; - if (addr->uartsh_2_mcu_addr) - sdma->script_addrs->uartsh_2_mcu_addr = addr->uartsh_2_mcu_addr; - + if (sdma->script_number >= SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V3) { + if (addr->uart_2_mcu_rom_addr) + sdma->script_addrs->uart_2_mcu_addr = addr->uart_2_mcu_rom_addr; + if (addr->uartsh_2_mcu_rom_addr) + sdma->script_addrs->uartsh_2_mcu_addr = addr->uartsh_2_mcu_rom_addr; + } } static void sdma_load_firmware(const struct firmware *fw, void *context) @@ -1885,7 +1885,7 @@ static int sdma_event_remap(struct sdma_engine *sdma) u32 reg, val, shift, num_map, i; int ret = 0; - if (IS_ERR(np) || IS_ERR(gpr_np)) + if (IS_ERR(np) || !gpr_np) goto out; event_remap = of_find_property(np, propname, NULL); @@ -1933,7 +1933,7 @@ static int sdma_event_remap(struct sdma_engine *sdma) } out: - if (!IS_ERR(gpr_np)) + if (gpr_np) of_node_put(gpr_np); return ret; diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c index 375e7e647df6..a1517ef1f4a0 100644 --- a/drivers/dma/mediatek/mtk-uart-apdma.c +++ b/drivers/dma/mediatek/mtk-uart-apdma.c @@ -274,7 +274,7 @@ static int mtk_uart_apdma_alloc_chan_resources(struct dma_chan *chan) unsigned int status; int ret; - ret = pm_runtime_get_sync(mtkd->ddev.dev); + ret = pm_runtime_resume_and_get(mtkd->ddev.dev); if (ret < 0) { pm_runtime_put_noidle(chan->device->dev); return ret; @@ -288,18 +288,21 @@ static int mtk_uart_apdma_alloc_chan_resources(struct dma_chan *chan) ret = readx_poll_timeout(readl, c->base + VFF_EN, status, !status, 10, 100); if (ret) - return ret; + goto err_pm; ret = request_irq(c->irq, mtk_uart_apdma_irq_handler, IRQF_TRIGGER_NONE, KBUILD_MODNAME, chan); if (ret < 0) { dev_err(chan->device->dev, "Can't request dma IRQ\n"); - return -EINVAL; + ret = -EINVAL; + goto err_pm; } if (mtkd->support_33bits) mtk_uart_apdma_write(c, VFF_4G_SUPPORT, VFF_4G_SUPPORT_CLR_B); +err_pm: + pm_runtime_put_noidle(mtkd->ddev.dev); return ret; } diff --git a/drivers/edac/synopsys_edac.c b/drivers/edac/synopsys_edac.c index f05ff02c0656..40b1abeca856 100644 --- a/drivers/edac/synopsys_edac.c +++ b/drivers/edac/synopsys_edac.c @@ -164,6 +164,11 @@ #define ECC_STAT_CECNT_SHIFT 8 #define ECC_STAT_BITNUM_MASK 0x7F +/* ECC error count register definitions */ +#define ECC_ERRCNT_UECNT_MASK 0xFFFF0000 +#define ECC_ERRCNT_UECNT_SHIFT 16 +#define ECC_ERRCNT_CECNT_MASK 0xFFFF + /* DDR QOS Interrupt register definitions */ #define DDR_QOS_IRQ_STAT_OFST 0x20200 #define DDR_QOSUE_MASK 0x4 @@ -423,15 +428,16 @@ static int zynqmp_get_error_info(struct synps_edac_priv *priv) base = priv->baseaddr; p = &priv->stat; + regval = readl(base + ECC_ERRCNT_OFST); + p->ce_cnt = regval & ECC_ERRCNT_CECNT_MASK; + p->ue_cnt = (regval & ECC_ERRCNT_UECNT_MASK) >> ECC_ERRCNT_UECNT_SHIFT; + if (!p->ce_cnt) + goto ue_err; + regval = readl(base + ECC_STAT_OFST); if (!regval) return 1; - p->ce_cnt = (regval & ECC_STAT_CECNT_MASK) >> ECC_STAT_CECNT_SHIFT; - p->ue_cnt = (regval & ECC_STAT_UECNT_MASK) >> ECC_STAT_UECNT_SHIFT; - if (!p->ce_cnt) - goto ue_err; - p->ceinfo.bitpos = (regval & ECC_STAT_BITNUM_MASK); regval = readl(base + ECC_CEADDR0_OFST); diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index 54be88167c60..f3b3953cac83 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c @@ -668,6 +668,7 @@ EXPORT_SYMBOL_GPL(fw_card_release); void fw_core_remove_card(struct fw_card *card) { struct fw_card_driver dummy_driver = dummy_driver_template; + unsigned long flags; card->driver->update_phy_reg(card, 4, PHY_LINK_ACTIVE | PHY_CONTENDER, 0); @@ -682,7 +683,9 @@ void fw_core_remove_card(struct fw_card *card) dummy_driver.stop_iso = card->driver->stop_iso; card->driver = &dummy_driver; + spin_lock_irqsave(&card->lock, flags); fw_destroy_nodes(card); + spin_unlock_irqrestore(&card->lock, flags); /* Wait for all users, especially device workqueue jobs, to finish. */ fw_card_put(card); diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c index 9f89c17730b1..708e417200f4 100644 --- a/drivers/firewire/core-cdev.c +++ b/drivers/firewire/core-cdev.c @@ -1500,6 +1500,7 @@ static void outbound_phy_packet_callback(struct fw_packet *packet, { struct outbound_phy_packet_event *e = container_of(packet, struct outbound_phy_packet_event, p); + struct client *e_client; switch (status) { /* expected: */ @@ -1516,9 +1517,10 @@ static void outbound_phy_packet_callback(struct fw_packet *packet, } e->phy_packet.data[0] = packet->timestamp; + e_client = e->client; queue_event(e->client, &e->event, &e->phy_packet, sizeof(e->phy_packet) + e->phy_packet.length, NULL, 0); - client_put(e->client); + client_put(e_client); } static int ioctl_send_phy_packet(struct client *client, union ioctl_arg *arg) diff --git a/drivers/firewire/core-topology.c b/drivers/firewire/core-topology.c index b63d55f5ebd3..f40c81534381 100644 --- a/drivers/firewire/core-topology.c +++ b/drivers/firewire/core-topology.c @@ -375,16 +375,13 @@ static void report_found_node(struct fw_card *card, card->bm_retries = 0; } +/* Must be called with card->lock held */ void fw_destroy_nodes(struct fw_card *card) { - unsigned long flags; - - spin_lock_irqsave(&card->lock, flags); card->color++; if (card->local_node != NULL) for_each_fw_node(card, card->local_node, report_lost_node); card->local_node = NULL; - spin_unlock_irqrestore(&card->lock, flags); } static void move_tree(struct fw_node *node0, struct fw_node *node1, int port) @@ -510,6 +507,8 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation, struct fw_node *local_node; unsigned long flags; + spin_lock_irqsave(&card->lock, flags); + /* * If the selfID buffer is not the immediate successor of the * previously processed one, we cannot reliably compare the @@ -521,8 +520,6 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation, card->bm_retries = 0; } - spin_lock_irqsave(&card->lock, flags); - card->broadcast_channel_allocated = card->broadcast_channel_auto_allocated; card->node_id = node_id; /* diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index ac487c96bb71..6c20815cc8d1 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -73,24 +73,25 @@ static int try_cancel_split_timeout(struct fw_transaction *t) static int close_transaction(struct fw_transaction *transaction, struct fw_card *card, int rcode) { - struct fw_transaction *t; + struct fw_transaction *t = NULL, *iter; unsigned long flags; spin_lock_irqsave(&card->lock, flags); - list_for_each_entry(t, &card->transaction_list, link) { - if (t == transaction) { - if (!try_cancel_split_timeout(t)) { + list_for_each_entry(iter, &card->transaction_list, link) { + if (iter == transaction) { + if (!try_cancel_split_timeout(iter)) { spin_unlock_irqrestore(&card->lock, flags); goto timed_out; } - list_del_init(&t->link); - card->tlabel_mask &= ~(1ULL << t->tlabel); + list_del_init(&iter->link); + card->tlabel_mask &= ~(1ULL << iter->tlabel); + t = iter; break; } } spin_unlock_irqrestore(&card->lock, flags); - if (&t->link != &card->transaction_list) { + if (t) { t->callback(card, rcode, NULL, 0, t->callback_data); return 0; } @@ -935,7 +936,7 @@ EXPORT_SYMBOL(fw_core_handle_request); void fw_core_handle_response(struct fw_card *card, struct fw_packet *p) { - struct fw_transaction *t; + struct fw_transaction *t = NULL, *iter; unsigned long flags; u32 *data; size_t data_length; @@ -947,20 +948,21 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p) rcode = HEADER_GET_RCODE(p->header[1]); spin_lock_irqsave(&card->lock, flags); - list_for_each_entry(t, &card->transaction_list, link) { - if (t->node_id == source && t->tlabel == tlabel) { - if (!try_cancel_split_timeout(t)) { + list_for_each_entry(iter, &card->transaction_list, link) { + if (iter->node_id == source && iter->tlabel == tlabel) { + if (!try_cancel_split_timeout(iter)) { spin_unlock_irqrestore(&card->lock, flags); goto timed_out; } - list_del_init(&t->link); - card->tlabel_mask &= ~(1ULL << t->tlabel); + list_del_init(&iter->link); + card->tlabel_mask &= ~(1ULL << iter->tlabel); + t = iter; break; } } spin_unlock_irqrestore(&card->lock, flags); - if (&t->link == &card->transaction_list) { + if (!t) { timed_out: fw_notice(card, "unsolicited response (source %x, tlabel %x)\n", source, tlabel); diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c index 85cd379fd383..60051c0cabea 100644 --- a/drivers/firewire/sbp2.c +++ b/drivers/firewire/sbp2.c @@ -408,7 +408,7 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request, void *payload, size_t length, void *callback_data) { struct sbp2_logical_unit *lu = callback_data; - struct sbp2_orb *orb; + struct sbp2_orb *orb = NULL, *iter; struct sbp2_status status; unsigned long flags; @@ -433,17 +433,18 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request, /* Lookup the orb corresponding to this status write. */ spin_lock_irqsave(&lu->tgt->lock, flags); - list_for_each_entry(orb, &lu->orb_list, link) { + list_for_each_entry(iter, &lu->orb_list, link) { if (STATUS_GET_ORB_HIGH(status) == 0 && - STATUS_GET_ORB_LOW(status) == orb->request_bus) { - orb->rcode = RCODE_COMPLETE; - list_del(&orb->link); + STATUS_GET_ORB_LOW(status) == iter->request_bus) { + iter->rcode = RCODE_COMPLETE; + list_del(&iter->link); + orb = iter; break; } } spin_unlock_irqrestore(&lu->tgt->lock, flags); - if (&orb->link != &lu->orb_list) { + if (orb) { orb->callback(orb, &status); kref_put(&orb->kref, free_orb); /* orb callback reference */ } else { diff --git a/drivers/firmware/arm_scmi/clock.c b/drivers/firmware/arm_scmi/clock.c index cf6fed6dec77..45600acc0f45 100644 --- a/drivers/firmware/arm_scmi/clock.c +++ b/drivers/firmware/arm_scmi/clock.c @@ -49,7 +49,7 @@ struct scmi_msg_resp_clock_describe_rates { struct { __le32 value_low; __le32 value_high; - } rate[0]; + } rate[]; #define RATE_TO_U64(X) \ ({ \ typeof(X) x = (X); \ @@ -210,7 +210,8 @@ scmi_clock_describe_rates_get(const struct scmi_protocol_handle *ph, u32 clk_id, if (rate_discrete && rate) { clk->list.num_rates = tot_rate_cnt; - sort(rate, tot_rate_cnt, sizeof(*rate), rate_cmp_func, NULL); + sort(clk->list.rates, tot_rate_cnt, sizeof(*rate), + rate_cmp_func, NULL); } clk->rate_discrete = rate_discrete; diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 46118300a4d1..e17c6568344d 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -679,7 +679,8 @@ static void scmi_handle_response(struct scmi_chan_info *cinfo, xfer = scmi_xfer_command_acquire(cinfo, msg_hdr); if (IS_ERR(xfer)) { - scmi_clear_channel(info, cinfo); + if (MSG_XTRACT_TYPE(msg_hdr) == MSG_TYPE_DELAYED_RESP) + scmi_clear_channel(info, cinfo); return; } diff --git a/drivers/firmware/arm_scmi/optee.c b/drivers/firmware/arm_scmi/optee.c index 734f1eeee161..8302a2b4aeeb 100644 --- a/drivers/firmware/arm_scmi/optee.c +++ b/drivers/firmware/arm_scmi/optee.c @@ -405,8 +405,8 @@ static int scmi_optee_chan_free(int id, void *p, void *data) return 0; } -static struct scmi_shared_mem *get_channel_shm(struct scmi_optee_channel *chan, - struct scmi_xfer *xfer) +static struct scmi_shared_mem __iomem * +get_channel_shm(struct scmi_optee_channel *chan, struct scmi_xfer *xfer) { if (!chan) return NULL; @@ -419,7 +419,7 @@ static int scmi_optee_send_message(struct scmi_chan_info *cinfo, struct scmi_xfer *xfer) { struct scmi_optee_channel *channel = cinfo->transport_info; - struct scmi_shared_mem *shmem = get_channel_shm(channel, xfer); + struct scmi_shared_mem __iomem *shmem = get_channel_shm(channel, xfer); int ret; mutex_lock(&channel->mu); @@ -436,7 +436,7 @@ static void scmi_optee_fetch_response(struct scmi_chan_info *cinfo, struct scmi_xfer *xfer) { struct scmi_optee_channel *channel = cinfo->transport_info; - struct scmi_shared_mem *shmem = get_channel_shm(channel, xfer); + struct scmi_shared_mem __iomem *shmem = get_channel_shm(channel, xfer); shmem_fetch_response(shmem, xfer); } diff --git a/drivers/firmware/cirrus/cs_dsp.c b/drivers/firmware/cirrus/cs_dsp.c index e48108e694f8..7dad6f57d970 100644 --- a/drivers/firmware/cirrus/cs_dsp.c +++ b/drivers/firmware/cirrus/cs_dsp.c @@ -955,8 +955,7 @@ static int cs_dsp_create_control(struct cs_dsp *dsp, ctl->alg_region = *alg_region; if (subname && dsp->fw_ver >= 2) { ctl->subname_len = subname_len; - ctl->subname = kmemdup(subname, - strlen(subname) + 1, GFP_KERNEL); + ctl->subname = kasprintf(GFP_KERNEL, "%.*s", subname_len, subname); if (!ctl->subname) { ret = -ENOMEM; goto err_ctl; diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index 4c1f9e1091b7..a2c8dd329b31 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -871,13 +871,6 @@ static int mvebu_pwm_probe(struct platform_device *pdev, mvpwm->chip.dev = dev; mvpwm->chip.ops = &mvebu_pwm_ops; mvpwm->chip.npwm = mvchip->chip.ngpio; - /* - * There may already be some PWM allocated, so we can't force - * mvpwm->chip.base to a fixed point like mvchip->chip.base. - * So, we let pwmchip_add() do the numbering and take the next free - * region. - */ - mvpwm->chip.base = -1; spin_lock_init(&mvpwm->lock); diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index d2fe76f3f34f..8726921a1129 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -762,11 +762,11 @@ static bool pca953x_irq_pending(struct pca953x_chip *chip, unsigned long *pendin bitmap_xor(cur_stat, new_stat, old_stat, gc->ngpio); bitmap_and(trigger, cur_stat, chip->irq_mask, gc->ngpio); + bitmap_copy(chip->irq_stat, new_stat, gc->ngpio); + if (bitmap_empty(trigger, gc->ngpio)) return false; - bitmap_copy(chip->irq_stat, new_stat, gc->ngpio); - bitmap_and(cur_stat, chip->irq_trig_fall, old_stat, gc->ngpio); bitmap_and(old_stat, chip->irq_trig_raise, new_stat, gc->ngpio); bitmap_or(new_stat, old_stat, cur_stat, gc->ngpio); diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c index 8e5d87984a48..41c31b10ae84 100644 --- a/drivers/gpio/gpio-sim.c +++ b/drivers/gpio/gpio-sim.c @@ -134,7 +134,7 @@ static int gpio_sim_get_multiple(struct gpio_chip *gc, struct gpio_sim_chip *chip = gpiochip_get_data(gc); mutex_lock(&chip->lock); - bitmap_copy(bits, chip->value_map, gc->ngpio); + bitmap_replace(bits, bits, chip->value_map, mask, gc->ngpio); mutex_unlock(&chip->lock); return 0; @@ -146,7 +146,7 @@ static void gpio_sim_set_multiple(struct gpio_chip *gc, struct gpio_sim_chip *chip = gpiochip_get_data(gc); mutex_lock(&chip->lock); - bitmap_copy(chip->value_map, bits, gc->ngpio); + bitmap_replace(chip->value_map, chip->value_map, bits, mask, gc->ngpio); mutex_unlock(&chip->lock); } diff --git a/drivers/gpio/gpio-visconti.c b/drivers/gpio/gpio-visconti.c index 47455810bdb9..e6534ea1eaa7 100644 --- a/drivers/gpio/gpio-visconti.c +++ b/drivers/gpio/gpio-visconti.c @@ -130,7 +130,6 @@ static int visconti_gpio_probe(struct platform_device *pdev) struct gpio_irq_chip *girq; struct irq_domain *parent; struct device_node *irq_parent; - struct fwnode_handle *fwnode; int ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -150,14 +149,12 @@ static int visconti_gpio_probe(struct platform_device *pdev) } parent = irq_find_host(irq_parent); + of_node_put(irq_parent); if (!parent) { dev_err(dev, "No IRQ parent domain\n"); return -ENODEV; } - fwnode = of_node_to_fwnode(irq_parent); - of_node_put(irq_parent); - ret = bgpio_init(&priv->gpio_chip, dev, 4, priv->base + GPIO_IDATA, priv->base + GPIO_OSET, @@ -180,7 +177,7 @@ static int visconti_gpio_probe(struct platform_device *pdev) girq = &priv->gpio_chip.irq; girq->chip = irq_chip; - girq->fwnode = fwnode; + girq->fwnode = of_node_to_fwnode(dev->of_node); girq->parent_domain = parent; girq->child_to_parent_hwirq = visconti_gpio_child_to_parent_hwirq; girq->populate_parent_alloc_arg = visconti_gpio_populate_parent_fwspec; diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index a5495ad31c9c..c2523ac26fac 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -108,7 +108,7 @@ static int acpi_gpiochip_find(struct gpio_chip *gc, void *data) * controller does not have GPIO chip registered at the moment. This is to * support probe deferral. */ -static struct gpio_desc *acpi_get_gpiod(char *path, int pin) +static struct gpio_desc *acpi_get_gpiod(char *path, unsigned int pin) { struct gpio_chip *chip; acpi_handle handle; @@ -136,7 +136,7 @@ static struct gpio_desc *acpi_get_gpiod(char *path, int pin) * as it is intended for use outside of the GPIO layer (in a similar fashion to * gpiod_get_index() for example) it also holds a reference to the GPIO device. */ -struct gpio_desc *acpi_get_and_request_gpiod(char *path, int pin, char *label) +struct gpio_desc *acpi_get_and_request_gpiod(char *path, unsigned int pin, char *label) { struct gpio_desc *gpio; int ret; @@ -317,11 +317,12 @@ static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip, return desc; } -static bool acpi_gpio_in_ignore_list(const char *controller_in, int pin_in) +static bool acpi_gpio_in_ignore_list(const char *controller_in, unsigned int pin_in) { const char *controller, *pin_str; - int len, pin; + unsigned int pin; char *endp; + int len; controller = ignore_wake; while (controller) { @@ -354,13 +355,13 @@ err: static bool acpi_gpio_irq_is_wake(struct device *parent, struct acpi_resource_gpio *agpio) { - int pin = agpio->pin_table[0]; + unsigned int pin = agpio->pin_table[0]; if (agpio->wake_capable != ACPI_WAKE_CAPABLE) return false; if (acpi_gpio_in_ignore_list(dev_name(parent), pin)) { - dev_info(parent, "Ignoring wakeup on pin %d\n", pin); + dev_info(parent, "Ignoring wakeup on pin %u\n", pin); return false; } @@ -378,7 +379,8 @@ static acpi_status acpi_gpiochip_alloc_event(struct acpi_resource *ares, struct acpi_gpio_event *event; irq_handler_t handler = NULL; struct gpio_desc *desc; - int ret, pin, irq; + unsigned int pin; + int ret, irq; if (!acpi_gpio_get_irq_resource(ares, &agpio)) return AE_OK; @@ -387,8 +389,8 @@ static acpi_status acpi_gpiochip_alloc_event(struct acpi_resource *ares, pin = agpio->pin_table[0]; if (pin <= 255) { - char ev_name[5]; - sprintf(ev_name, "_%c%02hhX", + char ev_name[8]; + sprintf(ev_name, "_%c%02X", agpio->triggering == ACPI_EDGE_SENSITIVE ? 'E' : 'L', pin); if (ACPI_SUCCESS(acpi_get_handle(handle, ev_name, &evt_handle))) @@ -1098,7 +1100,7 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address, length = min_t(u16, agpio->pin_table_length, pin_index + bits); for (i = pin_index; i < length; ++i) { - int pin = agpio->pin_table[i]; + unsigned int pin = agpio->pin_table[i]; struct acpi_gpio_connection *conn; struct gpio_desc *desc; bool found; diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index ae1ce319cd78..7e5e51d49d09 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -910,7 +910,7 @@ static void of_gpiochip_init_valid_mask(struct gpio_chip *chip) i, &start); of_property_read_u32_index(np, "gpio-reserved-ranges", i + 1, &count); - if (start >= chip->ngpio || start + count >= chip->ngpio) + if (start >= chip->ngpio || start + count > chip->ngpio) continue; bitmap_clear(chip->valid_mask, start, count); diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 085348e08986..b7694171655c 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -1601,8 +1601,6 @@ static int gpiochip_add_irqchip(struct gpio_chip *gc, gpiochip_set_irq_hooks(gc); - acpi_gpiochip_request_interrupts(gc); - /* * Using barrier() here to prevent compiler from reordering * gc->irq.initialized before initialization of above @@ -1612,6 +1610,8 @@ static int gpiochip_add_irqchip(struct gpio_chip *gc, gc->irq.initialized = true; + acpi_gpiochip_request_interrupts(gc); + return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 970b065e9a6b..d0d0ea565e3d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -128,6 +128,8 @@ static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, union drm_amdgpu_cs goto free_chunk; } + mutex_lock(&p->ctx->lock); + /* skip guilty context job */ if (atomic_read(&p->ctx->guilty) == 1) { ret = -ECANCELED; @@ -709,6 +711,7 @@ static void amdgpu_cs_parser_fini(struct amdgpu_cs_parser *parser, int error, dma_fence_put(parser->fence); if (parser->ctx) { + mutex_unlock(&parser->ctx->lock); amdgpu_ctx_put(parser->ctx); } if (parser->bo_list) @@ -1157,6 +1160,9 @@ static int amdgpu_cs_dependencies(struct amdgpu_device *adev, { int i, r; + /* TODO: Investigate why we still need the context lock */ + mutex_unlock(&p->ctx->lock); + for (i = 0; i < p->nchunks; ++i) { struct amdgpu_cs_chunk *chunk; @@ -1167,32 +1173,34 @@ static int amdgpu_cs_dependencies(struct amdgpu_device *adev, case AMDGPU_CHUNK_ID_SCHEDULED_DEPENDENCIES: r = amdgpu_cs_process_fence_dep(p, chunk); if (r) - return r; + goto out; break; case AMDGPU_CHUNK_ID_SYNCOBJ_IN: r = amdgpu_cs_process_syncobj_in_dep(p, chunk); if (r) - return r; + goto out; break; case AMDGPU_CHUNK_ID_SYNCOBJ_OUT: r = amdgpu_cs_process_syncobj_out_dep(p, chunk); if (r) - return r; + goto out; break; case AMDGPU_CHUNK_ID_SYNCOBJ_TIMELINE_WAIT: r = amdgpu_cs_process_syncobj_timeline_in_dep(p, chunk); if (r) - return r; + goto out; break; case AMDGPU_CHUNK_ID_SYNCOBJ_TIMELINE_SIGNAL: r = amdgpu_cs_process_syncobj_timeline_out_dep(p, chunk); if (r) - return r; + goto out; break; } } - return 0; +out: + mutex_lock(&p->ctx->lock); + return r; } static void amdgpu_cs_post_dependencies(struct amdgpu_cs_parser *p) @@ -1368,6 +1376,7 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) goto out; r = amdgpu_cs_submit(&parser, cs); + out: amdgpu_cs_parser_fini(&parser, r, reserved_buffers); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c index 5981c7d9bd48..c317078d1afd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c @@ -237,6 +237,7 @@ static int amdgpu_ctx_init(struct amdgpu_device *adev, kref_init(&ctx->refcount); spin_lock_init(&ctx->ring_lock); + mutex_init(&ctx->lock); ctx->reset_counter = atomic_read(&adev->gpu_reset_counter); ctx->reset_counter_query = ctx->reset_counter; @@ -295,6 +296,7 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx *ctx, { struct amdgpu_device *adev = ctx->adev; enum amd_dpm_forced_level level; + u32 current_stable_pstate; int r; mutex_lock(&adev->pm.stable_pstate_ctx_lock); @@ -303,6 +305,10 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx *ctx, goto done; } + r = amdgpu_ctx_get_stable_pstate(ctx, ¤t_stable_pstate); + if (r || (stable_pstate == current_stable_pstate)) + goto done; + switch (stable_pstate) { case AMDGPU_CTX_STABLE_PSTATE_NONE: level = AMD_DPM_FORCED_LEVEL_AUTO; @@ -357,6 +363,7 @@ static void amdgpu_ctx_fini(struct kref *ref) drm_dev_exit(idx); } + mutex_destroy(&ctx->lock); kfree(ctx); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h index d0cbfcea90f7..142f2f87d44c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h @@ -49,6 +49,7 @@ struct amdgpu_ctx { bool preamble_presented; int32_t init_priority; int32_t override_priority; + struct mutex lock; atomic_t guilty; unsigned long ras_counter_ce; unsigned long ras_counter_ue; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index b03663f42cc9..7fd0277b2805 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -2323,18 +2323,23 @@ 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); - int r; if (amdgpu_acpi_is_s0ix_active(adev)) adev->in_s0ix = true; else adev->in_s3 = true; - r = amdgpu_device_suspend(drm_dev, true); - if (r) - return r; + return amdgpu_device_suspend(drm_dev, true); +} + +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); + if (!adev->in_s0ix) - r = amdgpu_asic_reset(adev); - return r; + return amdgpu_asic_reset(adev); + + return 0; } static int amdgpu_pmops_resume(struct device *dev) @@ -2390,6 +2395,71 @@ static int amdgpu_pmops_restore(struct device *dev) return amdgpu_device_resume(drm_dev, true); } +static int amdgpu_runtime_idle_check_display(struct device *dev) +{ + struct pci_dev *pdev = to_pci_dev(dev); + struct drm_device *drm_dev = pci_get_drvdata(pdev); + struct amdgpu_device *adev = drm_to_adev(drm_dev); + + if (adev->mode_info.num_crtc) { + struct drm_connector *list_connector; + struct drm_connector_list_iter iter; + int ret = 0; + + /* XXX: Return busy if any displays are connected to avoid + * possible display wakeups after runtime resume due to + * hotplug events in case any displays were connected while + * the GPU was in suspend. Remove this once that is fixed. + */ + mutex_lock(&drm_dev->mode_config.mutex); + drm_connector_list_iter_begin(drm_dev, &iter); + drm_for_each_connector_iter(list_connector, &iter) { + if (list_connector->status == connector_status_connected) { + ret = -EBUSY; + break; + } + } + drm_connector_list_iter_end(&iter); + mutex_unlock(&drm_dev->mode_config.mutex); + + if (ret) + return ret; + + if (amdgpu_device_has_dc_support(adev)) { + struct drm_crtc *crtc; + + drm_for_each_crtc(crtc, drm_dev) { + drm_modeset_lock(&crtc->mutex, NULL); + if (crtc->state->active) + ret = -EBUSY; + drm_modeset_unlock(&crtc->mutex); + if (ret < 0) + break; + } + } else { + mutex_lock(&drm_dev->mode_config.mutex); + drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL); + + drm_connector_list_iter_begin(drm_dev, &iter); + drm_for_each_connector_iter(list_connector, &iter) { + if (list_connector->dpms == DRM_MODE_DPMS_ON) { + ret = -EBUSY; + break; + } + } + + drm_connector_list_iter_end(&iter); + + drm_modeset_unlock(&drm_dev->mode_config.connection_mutex); + mutex_unlock(&drm_dev->mode_config.mutex); + } + if (ret) + return ret; + } + + return 0; +} + static int amdgpu_pmops_runtime_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); @@ -2402,6 +2472,10 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev) return -EBUSY; } + ret = amdgpu_runtime_idle_check_display(dev); + if (ret) + return ret; + /* wait for all rings to drain before suspending */ for (i = 0; i < AMDGPU_MAX_RINGS; i++) { struct amdgpu_ring *ring = adev->rings[i]; @@ -2511,41 +2585,7 @@ static int amdgpu_pmops_runtime_idle(struct device *dev) return -EBUSY; } - if (amdgpu_device_has_dc_support(adev)) { - struct drm_crtc *crtc; - - drm_for_each_crtc(crtc, drm_dev) { - drm_modeset_lock(&crtc->mutex, NULL); - if (crtc->state->active) - ret = -EBUSY; - drm_modeset_unlock(&crtc->mutex); - if (ret < 0) - break; - } - - } else { - struct drm_connector *list_connector; - struct drm_connector_list_iter iter; - - mutex_lock(&drm_dev->mode_config.mutex); - drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL); - - drm_connector_list_iter_begin(drm_dev, &iter); - drm_for_each_connector_iter(list_connector, &iter) { - if (list_connector->dpms == DRM_MODE_DPMS_ON) { - ret = -EBUSY; - break; - } - } - - drm_connector_list_iter_end(&iter); - - drm_modeset_unlock(&drm_dev->mode_config.connection_mutex); - mutex_unlock(&drm_dev->mode_config.mutex); - } - - if (ret == -EBUSY) - DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); + ret = amdgpu_runtime_idle_check_display(dev); pm_runtime_mark_last_busy(dev); pm_runtime_autosuspend(dev); @@ -2575,6 +2615,7 @@ static const struct dev_pm_ops amdgpu_pm_ops = { .prepare = amdgpu_pmops_prepare, .complete = amdgpu_pmops_complete, .suspend = amdgpu_pmops_suspend, + .suspend_noirq = amdgpu_pmops_suspend_noirq, .resume = amdgpu_pmops_resume, .freeze = amdgpu_pmops_freeze, .thaw = amdgpu_pmops_thaw, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index f99093f2ebc7..a0ee828a4a97 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -52,7 +52,7 @@ #define FIRMWARE_ALDEBARAN "amdgpu/aldebaran_vcn.bin" #define FIRMWARE_BEIGE_GOBY "amdgpu/beige_goby_vcn.bin" #define FIRMWARE_YELLOW_CARP "amdgpu/yellow_carp_vcn.bin" -#define FIRMWARE_VCN_3_1_2 "amdgpu/vcn_3_1_2_vcn.bin" +#define FIRMWARE_VCN_3_1_2 "amdgpu/vcn_3_1_2.bin" MODULE_FIRMWARE(FIRMWARE_RAVEN); MODULE_FIRMWARE(FIRMWARE_PICASSO); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index a025f080aa6a..5e3756643da3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -24,6 +24,7 @@ #include <linux/module.h> #include <drm/drm_drv.h> +#include <xen/xen.h> #include "amdgpu.h" #include "amdgpu_ras.h" @@ -710,7 +711,8 @@ void amdgpu_detect_virtualization(struct amdgpu_device *adev) adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV; if (!reg) { - if (is_virtual_machine()) /* passthrough mode exclus sriov mod */ + /* passthrough mode exclus sriov mod */ + if (is_virtual_machine() && !xen_initial_domain()) adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE; } diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 46d4bf27ebbb..b8cfcc6b1125 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1205,6 +1205,8 @@ static const struct amdgpu_gfxoff_quirk amdgpu_gfxoff_quirk_list[] = { { 0x1002, 0x15dd, 0x103c, 0x83e7, 0xd3 }, /* GFXOFF is unstable on C6 parts with a VBIOS 113-RAVEN-114 */ { 0x1002, 0x15dd, 0x1002, 0x15dd, 0xc6 }, + /* Apple MacBook Pro (15-inch, 2019) Radeon Pro Vega 20 4 GB */ + { 0x1002, 0x69af, 0x106b, 0x019a, 0xc0 }, { 0, 0, 0, 0, 0 }, }; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index 5228421b0f72..7c956cf21bc7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c @@ -1151,6 +1151,16 @@ static int gmc_v10_0_set_clockgating_state(void *handle, int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + /* + * The issue mmhub can't disconnect from DF with MMHUB clock gating being disabled + * is a new problem observed at DF 3.0.3, however with the same suspend sequence not + * seen any issue on the DF 3.0.2 series platform. + */ + if (adev->in_s0ix && adev->ip_versions[DF_HWIP][0] > IP_VERSION(3, 0, 2)) { + dev_dbg(adev->dev, "keep mmhub clock gating being enabled for s0ix\n"); + return 0; + } + r = adev->mmhub.funcs->set_clockgating(adev, state); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 039b90cdc3bc..45f0188c4273 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -81,6 +81,10 @@ #include "mxgpu_vi.h" #include "amdgpu_dm.h" +#if IS_ENABLED(CONFIG_X86) +#include <asm/intel-family.h> +#endif + #define ixPCIE_LC_L1_PM_SUBSTATE 0x100100C6 #define PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK 0x00000001L #define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK 0x00000002L @@ -1134,13 +1138,24 @@ static void vi_enable_aspm(struct amdgpu_device *adev) WREG32_PCIE(ixPCIE_LC_CNTL, data); } +static bool aspm_support_quirk_check(void) +{ +#if IS_ENABLED(CONFIG_X86) + struct cpuinfo_x86 *c = &cpu_data(0); + + return !(c->x86 == 6 && c->x86_model == INTEL_FAM6_ALDERLAKE); +#else + return true; +#endif +} + static void vi_program_aspm(struct amdgpu_device *adev) { u32 data, data1, orig; bool bL1SS = false; bool bClkReqSupport = true; - if (!amdgpu_device_should_use_aspm(adev)) + if (!amdgpu_device_should_use_aspm(adev) || !aspm_support_quirk_check()) return; if (adev->flags & AMD_IS_APU || diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index acf4f7975850..198672264492 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -130,19 +130,33 @@ void program_sh_mem_settings(struct device_queue_manager *dqm, } static void increment_queue_count(struct device_queue_manager *dqm, - enum kfd_queue_type type) + struct qcm_process_device *qpd, + struct queue *q) { dqm->active_queue_count++; - if (type == KFD_QUEUE_TYPE_COMPUTE || type == KFD_QUEUE_TYPE_DIQ) + if (q->properties.type == KFD_QUEUE_TYPE_COMPUTE || + q->properties.type == KFD_QUEUE_TYPE_DIQ) dqm->active_cp_queue_count++; + + if (q->properties.is_gws) { + dqm->gws_queue_count++; + qpd->mapped_gws_queue = true; + } } static void decrement_queue_count(struct device_queue_manager *dqm, - enum kfd_queue_type type) + struct qcm_process_device *qpd, + struct queue *q) { dqm->active_queue_count--; - if (type == KFD_QUEUE_TYPE_COMPUTE || type == KFD_QUEUE_TYPE_DIQ) + if (q->properties.type == KFD_QUEUE_TYPE_COMPUTE || + q->properties.type == KFD_QUEUE_TYPE_DIQ) dqm->active_cp_queue_count--; + + if (q->properties.is_gws) { + dqm->gws_queue_count--; + qpd->mapped_gws_queue = false; + } } /* @@ -412,7 +426,7 @@ add_queue_to_list: list_add(&q->list, &qpd->queues_list); qpd->queue_count++; if (q->properties.is_active) - increment_queue_count(dqm, q->properties.type); + increment_queue_count(dqm, qpd, q); /* * Unconditionally increment this counter, regardless of the queue's @@ -601,13 +615,8 @@ static int destroy_queue_nocpsch_locked(struct device_queue_manager *dqm, deallocate_vmid(dqm, qpd, q); } qpd->queue_count--; - if (q->properties.is_active) { - decrement_queue_count(dqm, q->properties.type); - if (q->properties.is_gws) { - dqm->gws_queue_count--; - qpd->mapped_gws_queue = false; - } - } + if (q->properties.is_active) + decrement_queue_count(dqm, qpd, q); return retval; } @@ -700,12 +709,11 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q, * dqm->active_queue_count to determine whether a new runlist must be * uploaded. */ - if (q->properties.is_active && !prev_active) - increment_queue_count(dqm, q->properties.type); - else if (!q->properties.is_active && prev_active) - decrement_queue_count(dqm, q->properties.type); - - if (q->gws && !q->properties.is_gws) { + if (q->properties.is_active && !prev_active) { + increment_queue_count(dqm, &pdd->qpd, q); + } else if (!q->properties.is_active && prev_active) { + decrement_queue_count(dqm, &pdd->qpd, q); + } else if (q->gws && !q->properties.is_gws) { if (q->properties.is_active) { dqm->gws_queue_count++; pdd->qpd.mapped_gws_queue = true; @@ -767,11 +775,7 @@ static int evict_process_queues_nocpsch(struct device_queue_manager *dqm, mqd_mgr = dqm->mqd_mgrs[get_mqd_type_from_queue_type( q->properties.type)]; q->properties.is_active = false; - decrement_queue_count(dqm, q->properties.type); - if (q->properties.is_gws) { - dqm->gws_queue_count--; - qpd->mapped_gws_queue = false; - } + decrement_queue_count(dqm, qpd, q); if (WARN_ONCE(!dqm->sched_running, "Evict when stopped\n")) continue; @@ -817,7 +821,7 @@ static int evict_process_queues_cpsch(struct device_queue_manager *dqm, continue; q->properties.is_active = false; - decrement_queue_count(dqm, q->properties.type); + decrement_queue_count(dqm, qpd, q); } pdd->last_evict_timestamp = get_jiffies_64(); retval = execute_queues_cpsch(dqm, @@ -888,11 +892,7 @@ static int restore_process_queues_nocpsch(struct device_queue_manager *dqm, mqd_mgr = dqm->mqd_mgrs[get_mqd_type_from_queue_type( q->properties.type)]; q->properties.is_active = true; - increment_queue_count(dqm, q->properties.type); - if (q->properties.is_gws) { - dqm->gws_queue_count++; - qpd->mapped_gws_queue = true; - } + increment_queue_count(dqm, qpd, q); if (WARN_ONCE(!dqm->sched_running, "Restore when stopped\n")) continue; @@ -950,7 +950,7 @@ static int restore_process_queues_cpsch(struct device_queue_manager *dqm, continue; q->properties.is_active = true; - increment_queue_count(dqm, q->properties.type); + increment_queue_count(dqm, &pdd->qpd, q); } retval = execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0); @@ -1378,7 +1378,7 @@ static int create_kernel_queue_cpsch(struct device_queue_manager *dqm, dqm->total_queue_count); list_add(&kq->list, &qpd->priv_queue_list); - increment_queue_count(dqm, kq->queue->properties.type); + increment_queue_count(dqm, qpd, kq->queue); qpd->is_debug = true; execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0); dqm_unlock(dqm); @@ -1392,7 +1392,7 @@ static void destroy_kernel_queue_cpsch(struct device_queue_manager *dqm, { dqm_lock(dqm); list_del(&kq->list); - decrement_queue_count(dqm, kq->queue->properties.type); + decrement_queue_count(dqm, qpd, kq->queue); qpd->is_debug = false; execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0); /* @@ -1467,7 +1467,7 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q, qpd->queue_count++; if (q->properties.is_active) { - increment_queue_count(dqm, q->properties.type); + increment_queue_count(dqm, qpd, q); execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0); @@ -1683,15 +1683,11 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm, list_del(&q->list); qpd->queue_count--; if (q->properties.is_active) { - decrement_queue_count(dqm, q->properties.type); + decrement_queue_count(dqm, qpd, q); retval = execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0); if (retval == -ETIME) qpd->reset_wavefronts = true; - if (q->properties.is_gws) { - dqm->gws_queue_count--; - qpd->mapped_gws_queue = false; - } } /* @@ -1932,7 +1928,7 @@ static int process_termination_cpsch(struct device_queue_manager *dqm, /* Clean all kernel queues */ list_for_each_entry_safe(kq, kq_next, &qpd->priv_queue_list, list) { list_del(&kq->list); - decrement_queue_count(dqm, kq->queue->properties.type); + decrement_queue_count(dqm, qpd, kq->queue); qpd->is_debug = false; dqm->total_queue_count--; filter = KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES; @@ -1945,13 +1941,8 @@ static int process_termination_cpsch(struct device_queue_manager *dqm, else if (q->properties.type == KFD_QUEUE_TYPE_SDMA_XGMI) deallocate_sdma_queue(dqm, q); - if (q->properties.is_active) { - decrement_queue_count(dqm, q->properties.type); - if (q->properties.is_gws) { - dqm->gws_queue_count--; - qpd->mapped_gws_queue = false; - } - } + if (q->properties.is_active) + decrement_queue_count(dqm, qpd, q); dqm->total_queue_count--; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index 9967a73d5b0f..8f58fc491b28 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -1103,7 +1103,7 @@ struct kfd_criu_queue_priv_data { uint32_t priority; uint32_t q_percent; uint32_t doorbell_id; - uint32_t is_gws; + uint32_t gws; uint32_t sdma_id; uint32_t eop_ring_buffer_size; uint32_t ctx_save_restore_area_size; 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 6eca9509f2e3..4f58e671d39b 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c @@ -636,6 +636,8 @@ static int criu_checkpoint_queue(struct kfd_process_device *pdd, q_data->ctx_save_restore_area_size = q->properties.ctx_save_restore_area_size; + q_data->gws = !!q->gws; + ret = pqm_checkpoint_mqd(&pdd->process->pqm, q->properties.queue_id, mqd, ctl_stack); if (ret) { pr_err("Failed checkpoint queue_mqd (%d)\n", ret); @@ -743,7 +745,6 @@ static void set_queue_properties_from_criu(struct queue_properties *qp, struct kfd_criu_queue_priv_data *q_data) { qp->is_interop = false; - qp->is_gws = q_data->is_gws; qp->queue_percent = q_data->q_percent; qp->priority = q_data->priority; qp->queue_address = q_data->q_address; @@ -826,12 +827,15 @@ int kfd_criu_restore_queue(struct kfd_process *p, NULL); if (ret) { pr_err("Failed to create new queue err:%d\n", ret); - ret = -EINVAL; + goto exit; } + if (q_data->gws) + ret = pqm_set_gws(&p->pqm, q_data->q_id, pdd->dev->gws); + exit: if (ret) - pr_err("Failed to create queue (%d)\n", ret); + pr_err("Failed to restore queue (%d)\n", ret); else pr_debug("Queue id %d was restored successfully\n", queue_id); diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c index dfba6138f538..26feefbb8990 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce100/dce_clk_mgr.c @@ -374,7 +374,7 @@ void dce_clock_read_ss_info(struct clk_mgr_internal *clk_mgr_dce) clk_mgr_dce->dprefclk_ss_percentage = info.spread_spectrum_percentage; } - if (clk_mgr_dce->base.ctx->dc->debug.ignore_dpref_ss) + if (clk_mgr_dce->base.ctx->dc->config.ignore_dpref_ss) clk_mgr_dce->dprefclk_ss_percentage = 0; } } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c index 702d00ce7da4..3121dd2d2a91 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c @@ -686,8 +686,8 @@ void dcn316_clk_mgr_construct( clk_mgr->base.base.dprefclk_khz = dcn316_smu_get_dpref_clk(&clk_mgr->base); clk_mgr->base.dccg->ref_dtbclk_khz = clk_mgr->base.base.dprefclk_khz; dce_clock_read_ss_info(&clk_mgr->base); - clk_mgr->base.dccg->ref_dtbclk_khz = - dce_adjust_dp_ref_freq_for_ss(&clk_mgr->base, clk_mgr->base.base.dprefclk_khz); + /*clk_mgr->base.dccg->ref_dtbclk_khz = + dce_adjust_dp_ref_freq_for_ss(&clk_mgr->base, clk_mgr->base.base.dprefclk_khz);*/ clk_mgr->base.base.bw_params = &dcn316_bw_params; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 22dabe596dfc..95b5b5bfa1ff 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -4440,7 +4440,7 @@ static void dp_test_get_audio_test_data(struct dc_link *link, bool disable_video &dpcd_pattern_type.value, sizeof(dpcd_pattern_type)); - channel_count = dpcd_test_mode.bits.channel_count + 1; + channel_count = min(dpcd_test_mode.bits.channel_count + 1, AUDIO_CHANNELS_COUNT); // read pattern periods for requested channels when sawTooth pattern is requested if (dpcd_pattern_type.value == AUDIO_TEST_PATTERN_SAWTOOTH || diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 77ef9d1f9ea8..9e79f60e6129 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -340,6 +340,7 @@ struct dc_config { bool is_asymmetric_memory; bool is_single_rank_dimm; bool use_pipe_ctx_sync_logic; + bool ignore_dpref_ss; }; enum visual_confirm { @@ -729,7 +730,6 @@ struct dc_debug_options { bool apply_vendor_specific_lttpr_wa; bool extended_blank_optimization; union aux_wake_wa_options aux_wake_wa; - bool ignore_dpref_ss; uint8_t psr_power_use_phy_fsm; }; diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 781334b395ba..83fbea2df410 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -2522,14 +2522,18 @@ void dcn10_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) struct mpc *mpc = dc->res_pool->mpc; struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params); - if (per_pixel_alpha) - blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; - else - blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; - blnd_cfg.overlap_only = false; blnd_cfg.global_gain = 0xff; + if (per_pixel_alpha && pipe_ctx->plane_state->global_alpha) { + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN; + blnd_cfg.global_gain = pipe_ctx->plane_state->global_alpha_value; + } else if (per_pixel_alpha) { + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; + } else { + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; + } + if (pipe_ctx->plane_state->global_alpha) blnd_cfg.global_alpha = pipe_ctx->plane_state->global_alpha_value; else diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index 4290eaf11a04..b627c41713cc 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -2344,14 +2344,18 @@ void dcn20_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) struct mpc *mpc = dc->res_pool->mpc; struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params); - if (per_pixel_alpha) - blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; - else - blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; - blnd_cfg.overlap_only = false; blnd_cfg.global_gain = 0xff; + if (per_pixel_alpha && pipe_ctx->plane_state->global_alpha) { + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN; + blnd_cfg.global_gain = pipe_ctx->plane_state->global_alpha_value; + } else if (per_pixel_alpha) { + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; + } else { + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; + } + if (pipe_ctx->plane_state->global_alpha) blnd_cfg.global_alpha = pipe_ctx->plane_state->global_alpha_value; else diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index 3fe4bfbb98a0..faab59508d82 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -997,6 +997,7 @@ static struct clock_source *dcn21_clock_source_create( return &clk_src->base; } + kfree(clk_src); BREAK_TO_DEBUGGER(); return NULL; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c index d7559e5a99ce..e708f07fe75a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c @@ -153,9 +153,4 @@ void dcn31_hw_sequencer_construct(struct dc *dc) dc->hwss.init_hw = dcn20_fpga_init_hw; dc->hwseq->funcs.init_pipes = NULL; } - if (dc->debug.disable_z10) { - /*hw not support z10 or sw disable it*/ - dc->hwss.z10_restore = NULL; - dc->hwss.z10_save_init = NULL; - } } diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c index 5504d81c77b7..72e7b5d40af6 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c @@ -427,6 +427,7 @@ int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors senso void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) { const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; + int i; if (!adev->pm.dpm_enabled) return; @@ -434,6 +435,15 @@ void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev) if (!pp_funcs->pm_compute_clocks) return; + if (adev->mode_info.num_crtc) + amdgpu_display_bandwidth_update(adev); + + for (i = 0; i < AMDGPU_MAX_RINGS; i++) { + struct amdgpu_ring *ring = adev->rings[i]; + if (ring && ring->sched.ready) + amdgpu_fence_wait_empty(ring); + } + mutex_lock(&adev->pm.mutex); pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle); mutex_unlock(&adev->pm.mutex); @@ -443,6 +453,20 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable) { int ret = 0; + if (adev->family == AMDGPU_FAMILY_SI) { + mutex_lock(&adev->pm.mutex); + if (enable) { + adev->pm.dpm.uvd_active = true; + adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; + } else { + adev->pm.dpm.uvd_active = false; + } + mutex_unlock(&adev->pm.mutex); + + amdgpu_dpm_compute_clocks(adev); + return; + } + ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable); if (ret) DRM_ERROR("Dpm %s uvd failed, ret = %d. \n", @@ -453,6 +477,21 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) { int ret = 0; + if (adev->family == AMDGPU_FAMILY_SI) { + mutex_lock(&adev->pm.mutex); + if (enable) { + adev->pm.dpm.vce_active = true; + /* XXX select vce level based on ring/task */ + adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; + } else { + adev->pm.dpm.vce_active = false; + } + mutex_unlock(&adev->pm.mutex); + + amdgpu_dpm_compute_clocks(adev); + return; + } + ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable); if (ret) DRM_ERROR("Dpm %s vce failed, ret = %d. \n", diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/legacy_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/legacy_dpm.c index 9613c6181c17..d3fe149d8476 100644 --- a/drivers/gpu/drm/amd/pm/legacy-dpm/legacy_dpm.c +++ b/drivers/gpu/drm/amd/pm/legacy-dpm/legacy_dpm.c @@ -1028,16 +1028,6 @@ static int amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev) void amdgpu_legacy_dpm_compute_clocks(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - int i = 0; - - if (adev->mode_info.num_crtc) - amdgpu_display_bandwidth_update(adev); - - for (i = 0; i < AMDGPU_MAX_RINGS; i++) { - struct amdgpu_ring *ring = adev->rings[i]; - if (ring && ring->sched.ready) - amdgpu_fence_wait_empty(ring); - } amdgpu_dpm_get_active_displays(adev); 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 caae54487f9c..633dab14f51c 100644 --- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c +++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c @@ -3892,40 +3892,6 @@ static int si_set_boot_state(struct amdgpu_device *adev) } #endif -static int si_set_powergating_by_smu(void *handle, - uint32_t block_type, - bool gate) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - switch (block_type) { - case AMD_IP_BLOCK_TYPE_UVD: - if (!gate) { - adev->pm.dpm.uvd_active = true; - adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD; - } else { - adev->pm.dpm.uvd_active = false; - } - - amdgpu_legacy_dpm_compute_clocks(handle); - break; - case AMD_IP_BLOCK_TYPE_VCE: - if (!gate) { - adev->pm.dpm.vce_active = true; - /* XXX select vce level based on ring/task */ - adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; - } else { - adev->pm.dpm.vce_active = false; - } - - amdgpu_legacy_dpm_compute_clocks(handle); - break; - default: - break; - } - return 0; -} - static int si_set_sw_state(struct amdgpu_device *adev) { return (amdgpu_si_send_msg_to_smc(adev, PPSMC_MSG_SwitchToSwState) == PPSMC_Result_OK) ? @@ -8125,7 +8091,6 @@ static const struct amd_pm_funcs si_dpm_funcs = { .print_power_state = &si_dpm_print_power_state, .debugfs_print_current_performance_level = &si_dpm_debugfs_print_current_performance_level, .force_performance_level = &si_dpm_force_performance_level, - .set_powergating_by_smu = &si_set_powergating_by_smu, .vblank_too_short = &si_dpm_vblank_too_short, .set_fan_control_mode = &si_dpm_set_fan_control_mode, .get_fan_control_mode = &si_dpm_get_fan_control_mode, diff --git a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c index a2da46bf3985..71e9c6ce6b1a 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c @@ -1487,16 +1487,6 @@ static void pp_pm_compute_clocks(void *handle) { struct pp_hwmgr *hwmgr = handle; struct amdgpu_device *adev = hwmgr->adev; - int i = 0; - - if (adev->mode_info.num_crtc) - amdgpu_display_bandwidth_update(adev); - - for (i = 0; i < AMDGPU_MAX_RINGS; i++) { - struct amdgpu_ring *ring = adev->rings[i]; - if (ring && ring->sched.ready) - amdgpu_fence_wait_empty(ring); - } if (!amdgpu_device_has_dc_support(adev)) { amdgpu_dpm_get_active_displays(adev); diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index f1544755d8b4..f10a0256413e 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -1351,14 +1351,8 @@ static int smu_disable_dpms(struct smu_context *smu) { struct amdgpu_device *adev = smu->adev; int ret = 0; - /* - * TODO: (adev->in_suspend && !adev->in_s0ix) is added to pair - * the workaround which always reset the asic in suspend. - * It's likely that workaround will be dropped in the future. - * Then the change here should be dropped together. - */ bool use_baco = !smu->is_apu && - (((amdgpu_in_reset(adev) || (adev->in_suspend && !adev->in_s0ix)) && + ((amdgpu_in_reset(adev) && (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) || ((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev))); diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 007e5a282f67..2145b08f9534 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -78,6 +78,7 @@ config DRM_ITE_IT6505 tristate "ITE IT6505 DisplayPort bridge" depends on OF select DRM_KMS_HELPER + select DRM_DP_HELPER select EXTCON help ITE IT6505 DisplayPort bridge chip driver. diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index f4df344509a8..9a2cfab3a177 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -214,29 +214,6 @@ int drm_of_encoder_active_endpoint(struct device_node *node, } EXPORT_SYMBOL_GPL(drm_of_encoder_active_endpoint); -static int find_panel_or_bridge(struct device_node *node, - struct drm_panel **panel, - struct drm_bridge **bridge) -{ - if (panel) { - *panel = of_drm_find_panel(node); - if (!IS_ERR(*panel)) - return 0; - - /* Clear the panel pointer in case of error. */ - *panel = NULL; - } - - /* No panel found yet, check for a bridge next. */ - if (bridge) { - *bridge = of_drm_find_bridge(node); - if (*bridge) - return 0; - } - - return -EPROBE_DEFER; -} - /** * drm_of_find_panel_or_bridge - return connected panel or bridge device * @np: device tree node containing encoder output ports @@ -259,44 +236,49 @@ int drm_of_find_panel_or_bridge(const struct device_node *np, struct drm_panel **panel, struct drm_bridge **bridge) { - struct device_node *node; - int ret; + int ret = -EPROBE_DEFER; + struct device_node *remote; if (!panel && !bridge) return -EINVAL; - if (panel) *panel = NULL; - if (bridge) - *bridge = NULL; - - /* Check for a graph on the device node first. */ - if (of_graph_is_present(np)) { - node = of_graph_get_remote_node(np, port, endpoint); - if (node) { - ret = find_panel_or_bridge(node, panel, bridge); - of_node_put(node); - - if (!ret) - return 0; - } - } - /* Otherwise check for any child node other than port/ports. */ - for_each_available_child_of_node(np, node) { - if (of_node_name_eq(node, "port") || - of_node_name_eq(node, "ports")) - continue; + /* + * of_graph_get_remote_node() produces a noisy error message if port + * node isn't found and the absence of the port is a legit case here, + * so at first we silently check whether graph presents in the + * device-tree node. + */ + if (!of_graph_is_present(np)) + return -ENODEV; - ret = find_panel_or_bridge(node, panel, bridge); - of_node_put(node); + remote = of_graph_get_remote_node(np, port, endpoint); + if (!remote) + return -ENODEV; + + if (panel) { + *panel = of_drm_find_panel(remote); + if (!IS_ERR(*panel)) + ret = 0; + else + *panel = NULL; + } + + /* No panel found yet, check for a bridge next. */ + if (bridge) { + if (ret) { + *bridge = of_drm_find_bridge(remote); + if (*bridge) + ret = 0; + } else { + *bridge = NULL; + } - /* Stop at the first found occurrence. */ - if (!ret) - return 0; } - return -EPROBE_DEFER; + of_node_put(remote); + return ret; } EXPORT_SYMBOL_GPL(drm_of_find_panel_or_bridge); diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index d667657e3606..f868db8be02a 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4383,13 +4383,20 @@ intel_dp_update_420(struct intel_dp *intel_dp) static void intel_dp_set_edid(struct intel_dp *intel_dp) { + struct drm_i915_private *i915 = dp_to_i915(intel_dp); struct intel_connector *connector = intel_dp->attached_connector; struct edid *edid; + bool vrr_capable; intel_dp_unset_edid(intel_dp); edid = intel_dp_get_edid(intel_dp); connector->detect_edid = edid; + vrr_capable = intel_vrr_is_capable(&connector->base); + drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] VRR capable: %s\n", + connector->base.base.id, connector->base.name, str_yes_no(vrr_capable)); + drm_connector_set_vrr_capable_property(&connector->base, vrr_capable); + intel_dp_update_dfp(intel_dp, edid); intel_dp_update_420(intel_dp); @@ -4422,6 +4429,9 @@ intel_dp_unset_edid(struct intel_dp *intel_dp) intel_dp->dfp.ycbcr_444_to_420 = false; connector->base.ycbcr_420_allowed = false; + + drm_connector_set_vrr_capable_property(&connector->base, + false); } static int @@ -4572,14 +4582,9 @@ static int intel_dp_get_modes(struct drm_connector *connector) int num_modes = 0; edid = intel_connector->detect_edid; - if (edid) { + if (edid) num_modes = intel_connector_update_modes(connector, edid); - if (intel_vrr_is_capable(connector)) - drm_connector_set_vrr_capable_property(connector, - true); - } - /* Also add fixed mode, which may or may not be present in EDID */ if (intel_dp_is_edp(intel_attached_dp(intel_connector)) && intel_connector->panel.fixed_mode) { diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c index 97cf3cac0105..fb6cf30ee628 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c @@ -97,6 +97,14 @@ #define INTEL_EDP_BRIGHTNESS_OPTIMIZATION_1 0x359 +enum intel_dp_aux_backlight_modparam { + INTEL_DP_AUX_BACKLIGHT_AUTO = -1, + INTEL_DP_AUX_BACKLIGHT_OFF = 0, + INTEL_DP_AUX_BACKLIGHT_ON = 1, + INTEL_DP_AUX_BACKLIGHT_FORCE_VESA = 2, + INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL = 3, +}; + /* Intel EDP backlight callbacks */ static bool intel_dp_aux_supports_hdr_backlight(struct intel_connector *connector) @@ -126,6 +134,24 @@ intel_dp_aux_supports_hdr_backlight(struct intel_connector *connector) return false; } + /* + * If we don't have HDR static metadata there is no way to + * runtime detect used range for nits based control. For now + * do not use Intel proprietary eDP backlight control if we + * don't have this data in panel EDID. In case we find panel + * which supports only nits based control, but doesn't provide + * HDR static metadata we need to start maintaining table of + * ranges for such panels. + */ + if (i915->params.enable_dpcd_backlight != INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL && + !(connector->base.hdr_sink_metadata.hdmi_type1.metadata_type & + BIT(HDMI_STATIC_METADATA_TYPE1))) { + drm_info(&i915->drm, + "Panel is missing HDR static metadata. Possible support for Intel HDR backlight interface is not used. If your backlight controls don't work try booting with i915.enable_dpcd_backlight=%d. needs this, please file a _new_ bug report on drm/i915, see " FDO_BUG_URL " for details.\n", + INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL); + return false; + } + panel->backlight.edp.intel.sdr_uses_aux = tcon_cap[2] & INTEL_EDP_SDR_TCON_BRIGHTNESS_AUX_CAP; @@ -413,14 +439,6 @@ static const struct intel_panel_bl_funcs intel_dp_vesa_bl_funcs = { .get = intel_dp_aux_vesa_get_backlight, }; -enum intel_dp_aux_backlight_modparam { - INTEL_DP_AUX_BACKLIGHT_AUTO = -1, - INTEL_DP_AUX_BACKLIGHT_OFF = 0, - INTEL_DP_AUX_BACKLIGHT_ON = 1, - INTEL_DP_AUX_BACKLIGHT_FORCE_VESA = 2, - INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL = 3, -}; - int intel_dp_aux_init_backlight_funcs(struct intel_connector *connector) { struct drm_device *dev = connector->base.dev; diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 87f4af3fd523..3e61a8936245 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -1037,7 +1037,7 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state, struct intel_plane_state *plane_state = intel_atomic_get_new_plane_state(state, plane); const struct drm_framebuffer *fb = plane_state->hw.fb; - struct intel_crtc *crtc = to_intel_crtc(plane_state->uapi.crtc); + struct intel_crtc *crtc = to_intel_crtc(plane_state->hw.crtc); const struct intel_crtc_state *crtc_state; struct intel_fbc *fbc = plane->fbc; diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index bff8c2d73cdf..6c9e6e7f0afd 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -887,6 +887,20 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, return false; } + /* Wa_16011303918:adl-p */ + if (crtc_state->vrr.enable && + IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) { + drm_dbg_kms(&dev_priv->drm, + "PSR2 not enabled, not compatible with HW stepping + VRR\n"); + return false; + } + + if (!_compute_psr2_sdp_prior_scanline_indication(intel_dp, crtc_state)) { + drm_dbg_kms(&dev_priv->drm, + "PSR2 not enabled, PSR2 SDP indication do not fit in hblank\n"); + return false; + } + if (HAS_PSR2_SEL_FETCH(dev_priv)) { if (!intel_psr2_sel_fetch_config_valid(intel_dp, crtc_state) && !HAS_PSR_HW_TRACKING(dev_priv)) { @@ -900,12 +914,12 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, if (!crtc_state->enable_psr2_sel_fetch && IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) { drm_dbg_kms(&dev_priv->drm, "PSR2 HW tracking is not supported this Display stepping\n"); - return false; + goto unsupported; } if (!psr2_granularity_check(intel_dp, crtc_state)) { drm_dbg_kms(&dev_priv->drm, "PSR2 not enabled, SU granularity not compatible\n"); - return false; + goto unsupported; } if (!crtc_state->enable_psr2_sel_fetch && @@ -914,25 +928,15 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, "PSR2 not enabled, resolution %dx%d > max supported %dx%d\n", crtc_hdisplay, crtc_vdisplay, psr_max_h, psr_max_v); - return false; - } - - if (!_compute_psr2_sdp_prior_scanline_indication(intel_dp, crtc_state)) { - drm_dbg_kms(&dev_priv->drm, - "PSR2 not enabled, PSR2 SDP indication do not fit in hblank\n"); - return false; - } - - /* Wa_16011303918:adl-p */ - if (crtc_state->vrr.enable && - IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) { - drm_dbg_kms(&dev_priv->drm, - "PSR2 not enabled, not compatible with HW stepping + VRR\n"); - return false; + goto unsupported; } tgl_dc3co_exitline_compute_config(intel_dp, crtc_state); return true; + +unsupported: + crtc_state->enable_psr2_sel_fetch = false; + return false; } void intel_psr_compute_config(struct intel_dp *intel_dp, diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c index c3ea243d414d..0c5c43852e24 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -70,7 +70,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data, * mmap ioctl is disallowed for all discrete platforms, * and for all platforms with GRAPHICS_VER > 12. */ - if (IS_DGFX(i915) || GRAPHICS_VER(i915) > 12) + if (IS_DGFX(i915) || GRAPHICS_VER_FULL(i915) > IP_VER(12, 0)) return -EOPNOTSUPP; if (args->flags & ~(I915_MMAP_WC)) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 3c87d77d2cf6..a9354f8f110d 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4345,12 +4345,12 @@ #define _DSPAADDR 0x70184 #define _DSPASTRIDE 0x70188 #define _DSPAPOS 0x7018C /* reserved */ -#define DISP_POS_Y_MASK REG_GENMASK(31, 0) +#define DISP_POS_Y_MASK REG_GENMASK(31, 16) #define DISP_POS_Y(y) REG_FIELD_PREP(DISP_POS_Y_MASK, (y)) #define DISP_POS_X_MASK REG_GENMASK(15, 0) #define DISP_POS_X(x) REG_FIELD_PREP(DISP_POS_X_MASK, (x)) #define _DSPASIZE 0x70190 -#define DISP_HEIGHT_MASK REG_GENMASK(31, 0) +#define DISP_HEIGHT_MASK REG_GENMASK(31, 16) #define DISP_HEIGHT(h) REG_FIELD_PREP(DISP_HEIGHT_MASK, (h)) #define DISP_WIDTH_MASK REG_GENMASK(15, 0) #define DISP_WIDTH(w) REG_FIELD_PREP(DISP_WIDTH_MASK, (w)) @@ -5152,7 +5152,7 @@ #define _SEL_FETCH_PLANE_BASE_6_A 0x70940 #define _SEL_FETCH_PLANE_BASE_7_A 0x70960 #define _SEL_FETCH_PLANE_BASE_CUR_A 0x70880 -#define _SEL_FETCH_PLANE_BASE_1_B 0x70990 +#define _SEL_FETCH_PLANE_BASE_1_B 0x71890 #define _SEL_FETCH_PLANE_BASE_A(plane) _PICK(plane, \ _SEL_FETCH_PLANE_BASE_1_A, \ diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index 94fcdb7bd21d..eeaa8d0d0407 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -1605,17 +1605,17 @@ void i915_vma_close(struct i915_vma *vma) static void __i915_vma_remove_closed(struct i915_vma *vma) { - struct intel_gt *gt = vma->vm->gt; - - spin_lock_irq(>->closed_lock); list_del_init(&vma->closed_link); - spin_unlock_irq(>->closed_lock); } void i915_vma_reopen(struct i915_vma *vma) { + struct intel_gt *gt = vma->vm->gt; + + spin_lock_irq(>->closed_lock); if (i915_vma_is_closed(vma)) __i915_vma_remove_closed(vma); + spin_unlock_irq(>->closed_lock); } void i915_vma_release(struct kref *ref) @@ -1641,6 +1641,7 @@ static void force_unbind(struct i915_vma *vma) static void release_references(struct i915_vma *vma) { struct drm_i915_gem_object *obj = vma->obj; + struct intel_gt *gt = vma->vm->gt; GEM_BUG_ON(i915_vma_is_active(vma)); @@ -1650,7 +1651,9 @@ static void release_references(struct i915_vma *vma) rb_erase(&vma->obj_node, &obj->vma.tree); spin_unlock(&obj->vma.lock); + spin_lock_irq(>->closed_lock); __i915_vma_remove_closed(vma); + spin_unlock_irq(>->closed_lock); __i915_vma_put(vma); } diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 83c31b2ad865..ccc4fcf7a630 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1742,7 +1742,7 @@ a6xx_create_private_address_space(struct msm_gpu *gpu) return ERR_CAST(mmu); return msm_gem_address_space_create(mmu, - "gpu", 0x100000000ULL, 0x1ffffffffULL); + "gpu", 0x100000000ULL, SZ_4G); } static uint32_t a6xx_get_rptr(struct msm_gpu *gpu, struct msm_ringbuffer *ring) diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index 89cfd84760d7..8706bcdd1472 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -599,43 +599,91 @@ static const struct of_device_id dt_match[] = { {} }; -#ifdef CONFIG_PM -static int adreno_resume(struct device *dev) +static int adreno_runtime_resume(struct device *dev) { struct msm_gpu *gpu = dev_to_gpu(dev); return gpu->funcs->pm_resume(gpu); } -static int active_submits(struct msm_gpu *gpu) +static int adreno_runtime_suspend(struct device *dev) { - int active_submits; - mutex_lock(&gpu->active_lock); - active_submits = gpu->active_submits; - mutex_unlock(&gpu->active_lock); - return active_submits; + struct msm_gpu *gpu = dev_to_gpu(dev); + + /* + * We should be holding a runpm ref, which will prevent + * runtime suspend. In the system suspend path, we've + * already waited for active jobs to complete. + */ + WARN_ON_ONCE(gpu->active_submits); + + return gpu->funcs->pm_suspend(gpu); +} + +static void suspend_scheduler(struct msm_gpu *gpu) +{ + int i; + + /* + * Shut down the scheduler before we force suspend, so that + * suspend isn't racing with scheduler kthread feeding us + * more work. + * + * Note, we just want to park the thread, and let any jobs + * that are already on the hw queue complete normally, as + * opposed to the drm_sched_stop() path used for handling + * faulting/timed-out jobs. We can't really cancel any jobs + * already on the hw queue without racing with the GPU. + */ + for (i = 0; i < gpu->nr_rings; i++) { + struct drm_gpu_scheduler *sched = &gpu->rb[i]->sched; + kthread_park(sched->thread); + } } -static int adreno_suspend(struct device *dev) +static void resume_scheduler(struct msm_gpu *gpu) +{ + int i; + + for (i = 0; i < gpu->nr_rings; i++) { + struct drm_gpu_scheduler *sched = &gpu->rb[i]->sched; + kthread_unpark(sched->thread); + } +} + +static int adreno_system_suspend(struct device *dev) { struct msm_gpu *gpu = dev_to_gpu(dev); - int remaining; + int remaining, ret; + + suspend_scheduler(gpu); remaining = wait_event_timeout(gpu->retire_event, - active_submits(gpu) == 0, + gpu->active_submits == 0, msecs_to_jiffies(1000)); if (remaining == 0) { dev_err(dev, "Timeout waiting for GPU to suspend\n"); - return -EBUSY; + ret = -EBUSY; + goto out; } - return gpu->funcs->pm_suspend(gpu); + ret = pm_runtime_force_suspend(dev); +out: + if (ret) + resume_scheduler(gpu); + + return ret; +} + +static int adreno_system_resume(struct device *dev) +{ + resume_scheduler(dev_to_gpu(dev)); + return pm_runtime_force_resume(dev); } -#endif static const struct dev_pm_ops adreno_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) - SET_RUNTIME_PM_OPS(adreno_suspend, adreno_resume, NULL) + SYSTEM_SLEEP_PM_OPS(adreno_system_suspend, adreno_system_resume) + RUNTIME_PM_OPS(adreno_runtime_suspend, adreno_runtime_resume, NULL) }; static struct platform_driver adreno_driver = { diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c index c515b7cf922c..c61b5b283f08 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c @@ -54,87 +54,87 @@ struct dpu_intr_reg { * When making changes be sure to sync with dpu_hw_intr_reg */ static const struct dpu_intr_reg dpu_intr_set[] = { - { + [MDP_SSPP_TOP0_INTR] = { MDP_SSPP_TOP0_OFF+INTR_CLEAR, MDP_SSPP_TOP0_OFF+INTR_EN, MDP_SSPP_TOP0_OFF+INTR_STATUS }, - { + [MDP_SSPP_TOP0_INTR2] = { MDP_SSPP_TOP0_OFF+INTR2_CLEAR, MDP_SSPP_TOP0_OFF+INTR2_EN, MDP_SSPP_TOP0_OFF+INTR2_STATUS }, - { + [MDP_SSPP_TOP0_HIST_INTR] = { MDP_SSPP_TOP0_OFF+HIST_INTR_CLEAR, MDP_SSPP_TOP0_OFF+HIST_INTR_EN, MDP_SSPP_TOP0_OFF+HIST_INTR_STATUS }, - { + [MDP_INTF0_INTR] = { MDP_INTF_0_OFF+INTF_INTR_CLEAR, MDP_INTF_0_OFF+INTF_INTR_EN, MDP_INTF_0_OFF+INTF_INTR_STATUS }, - { + [MDP_INTF1_INTR] = { MDP_INTF_1_OFF+INTF_INTR_CLEAR, MDP_INTF_1_OFF+INTF_INTR_EN, MDP_INTF_1_OFF+INTF_INTR_STATUS }, - { + [MDP_INTF2_INTR] = { MDP_INTF_2_OFF+INTF_INTR_CLEAR, MDP_INTF_2_OFF+INTF_INTR_EN, MDP_INTF_2_OFF+INTF_INTR_STATUS }, - { + [MDP_INTF3_INTR] = { MDP_INTF_3_OFF+INTF_INTR_CLEAR, MDP_INTF_3_OFF+INTF_INTR_EN, MDP_INTF_3_OFF+INTF_INTR_STATUS }, - { + [MDP_INTF4_INTR] = { MDP_INTF_4_OFF+INTF_INTR_CLEAR, MDP_INTF_4_OFF+INTF_INTR_EN, MDP_INTF_4_OFF+INTF_INTR_STATUS }, - { + [MDP_INTF5_INTR] = { MDP_INTF_5_OFF+INTF_INTR_CLEAR, MDP_INTF_5_OFF+INTF_INTR_EN, MDP_INTF_5_OFF+INTF_INTR_STATUS }, - { + [MDP_AD4_0_INTR] = { MDP_AD4_0_OFF + MDP_AD4_INTR_CLEAR_OFF, MDP_AD4_0_OFF + MDP_AD4_INTR_EN_OFF, MDP_AD4_0_OFF + MDP_AD4_INTR_STATUS_OFF, }, - { + [MDP_AD4_1_INTR] = { MDP_AD4_1_OFF + MDP_AD4_INTR_CLEAR_OFF, MDP_AD4_1_OFF + MDP_AD4_INTR_EN_OFF, MDP_AD4_1_OFF + MDP_AD4_INTR_STATUS_OFF, }, - { + [MDP_INTF0_7xxx_INTR] = { MDP_INTF_0_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_0_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_0_OFF_REV_7xxx+INTF_INTR_STATUS }, - { + [MDP_INTF1_7xxx_INTR] = { MDP_INTF_1_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_1_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_1_OFF_REV_7xxx+INTF_INTR_STATUS }, - { + [MDP_INTF2_7xxx_INTR] = { MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_STATUS }, - { + [MDP_INTF3_7xxx_INTR] = { MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_STATUS }, - { + [MDP_INTF4_7xxx_INTR] = { MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_STATUS }, - { + [MDP_INTF5_7xxx_INTR] = { MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_STATUS diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c index 1ee824600995..c478d25f7825 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c @@ -98,7 +98,10 @@ static void mdp5_plane_reset(struct drm_plane *plane) __drm_atomic_helper_plane_destroy_state(plane->state); kfree(to_mdp5_plane_state(plane->state)); + plane->state = NULL; mdp5_state = kzalloc(sizeof(*mdp5_state), GFP_KERNEL); + if (!mdp5_state) + return; __drm_atomic_helper_plane_reset(plane, &mdp5_state->base); } diff --git a/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c b/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c index 5d2ff6791058..acfe1b31e079 100644 --- a/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c +++ b/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c @@ -176,6 +176,8 @@ void msm_disp_snapshot_add_block(struct msm_disp_state *disp_state, u32 len, va_list va; new_blk = kzalloc(sizeof(struct msm_disp_state_block), GFP_KERNEL); + if (!new_blk) + return; va_start(va, fmt); diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index f1418722c549..26f4b6959c31 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -206,17 +206,6 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel, rc = -ETIMEDOUT; goto end; } - - /* fail safe edid */ - mutex_lock(&connector->dev->mode_config.mutex); - if (drm_add_modes_noedid(connector, 640, 480)) - drm_set_preferred_mode(connector, 640, 480); - mutex_unlock(&connector->dev->mode_config.mutex); - } else { - /* always add fail-safe mode as backup mode */ - mutex_lock(&connector->dev->mode_config.mutex); - drm_add_modes_noedid(connector, 640, 480); - mutex_unlock(&connector->dev->mode_config.mutex); } if (panel->aux_cfg_update_done) { diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index 0c1b7dde377c..9f6af0f0fe00 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -638,7 +638,7 @@ struct drm_connector *msm_dsi_manager_connector_init(u8 id) return connector; fail: - connector->funcs->destroy(msm_dsi->connector); + connector->funcs->destroy(connector); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 02b9ae65a96a..a4f61972667b 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -926,6 +926,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, get_pid_task(aspace->pid, PIDTYPE_PID); if (task) { comm = kstrdup(task->comm, GFP_KERNEL); + put_task_struct(task); } else { comm = NULL; } diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c index daf9f87477ba..a2141d3d9b1d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_backlight.c +++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c @@ -46,8 +46,9 @@ static bool nouveau_get_backlight_name(char backlight_name[BL_NAME_SIZE], struct nouveau_backlight *bl) { - const int nb = ida_simple_get(&bl_ida, 0, 0, GFP_KERNEL); - if (nb < 0 || nb >= 100) + const int nb = ida_alloc_max(&bl_ida, 99, GFP_KERNEL); + + if (nb < 0) return false; if (nb > 0) snprintf(backlight_name, BL_NAME_SIZE, "nv_backlight%d", nb); @@ -414,7 +415,7 @@ nouveau_backlight_init(struct drm_connector *connector) nv_encoder, ops, &props); if (IS_ERR(bl->dev)) { if (bl->id >= 0) - ida_simple_remove(&bl_ida, bl->id); + ida_free(&bl_ida, bl->id); ret = PTR_ERR(bl->dev); goto fail_alloc; } @@ -442,7 +443,7 @@ nouveau_backlight_fini(struct drm_connector *connector) return; if (bl->id >= 0) - ida_simple_remove(&bl_ida, bl->id); + ida_free(&bl_ida, bl->id); backlight_device_unregister(bl->dev); nv_conn->backlight = NULL; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index 992cc285f2fe..2ed528c065fa 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -123,7 +123,7 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev) mutex_init(&tdev->iommu.mutex); - if (iommu_present(&platform_bus_type)) { + if (device_iommu_mapped(dev)) { tdev->iommu.domain = iommu_domain_alloc(&platform_bus_type); if (!tdev->iommu.domain) goto error; diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c index 46029c5610c8..145047e19394 100644 --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c @@ -229,7 +229,7 @@ static void rpi_touchscreen_i2c_write(struct rpi_touchscreen *ts, ret = i2c_smbus_write_byte_data(ts->i2c, reg, val); if (ret) - dev_err(&ts->dsi->dev, "I2C write failed: %d\n", ret); + dev_err(&ts->i2c->dev, "I2C write failed: %d\n", ret); } static int rpi_touchscreen_write(struct rpi_touchscreen *ts, u16 reg, u32 val) @@ -265,7 +265,7 @@ static int rpi_touchscreen_noop(struct drm_panel *panel) return 0; } -static int rpi_touchscreen_enable(struct drm_panel *panel) +static int rpi_touchscreen_prepare(struct drm_panel *panel) { struct rpi_touchscreen *ts = panel_to_ts(panel); int i; @@ -295,6 +295,13 @@ static int rpi_touchscreen_enable(struct drm_panel *panel) rpi_touchscreen_write(ts, DSI_STARTDSI, 0x01); msleep(100); + return 0; +} + +static int rpi_touchscreen_enable(struct drm_panel *panel) +{ + struct rpi_touchscreen *ts = panel_to_ts(panel); + /* Turn on the backlight. */ rpi_touchscreen_i2c_write(ts, REG_PWM, 255); @@ -349,7 +356,7 @@ static int rpi_touchscreen_get_modes(struct drm_panel *panel, static const struct drm_panel_funcs rpi_touchscreen_funcs = { .disable = rpi_touchscreen_disable, .unprepare = rpi_touchscreen_noop, - .prepare = rpi_touchscreen_noop, + .prepare = rpi_touchscreen_prepare, .enable = rpi_touchscreen_enable, .get_modes = rpi_touchscreen_get_modes, }; diff --git a/drivers/gpu/drm/radeon/radeon_sync.c b/drivers/gpu/drm/radeon/radeon_sync.c index b991ba1bcd51..f63efd8d5e52 100644 --- a/drivers/gpu/drm/radeon/radeon_sync.c +++ b/drivers/gpu/drm/radeon/radeon_sync.c @@ -96,7 +96,7 @@ int radeon_sync_resv(struct radeon_device *rdev, struct dma_fence *f; int r = 0; - dma_resv_for_each_fence(&cursor, resv, shared, f) { + dma_resv_for_each_fence(&cursor, resv, !shared, f) { fence = to_radeon_fence(f); if (fence && fence->rdev == rdev) radeon_sync_fence(sync, fence); diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c index 56ae38389db0..462fae73eae9 100644 --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c @@ -222,13 +222,11 @@ void sun4i_frontend_update_buffer(struct sun4i_frontend *frontend, /* Set the physical address of the buffer in memory */ paddr = drm_fb_cma_get_gem_addr(fb, state, 0); - paddr -= PHYS_OFFSET; DRM_DEBUG_DRIVER("Setting buffer #0 address to %pad\n", &paddr); regmap_write(frontend->regs, SUN4I_FRONTEND_BUF_ADDR0_REG, paddr); if (fb->format->num_planes > 1) { paddr = drm_fb_cma_get_gem_addr(fb, state, swap ? 2 : 1); - paddr -= PHYS_OFFSET; DRM_DEBUG_DRIVER("Setting buffer #1 address to %pad\n", &paddr); regmap_write(frontend->regs, SUN4I_FRONTEND_BUF_ADDR1_REG, paddr); @@ -236,7 +234,6 @@ void sun4i_frontend_update_buffer(struct sun4i_frontend *frontend, if (fb->format->num_planes > 2) { paddr = drm_fb_cma_get_gem_addr(fb, state, swap ? 1 : 2); - paddr -= PHYS_OFFSET; DRM_DEBUG_DRIVER("Setting buffer #2 address to %pad\n", &paddr); regmap_write(frontend->regs, SUN4I_FRONTEND_BUF_ADDR2_REG, paddr); diff --git a/drivers/gpu/drm/vc4/Kconfig b/drivers/gpu/drm/vc4/Kconfig index de3424fed2fc..6cf2621786e6 100644 --- a/drivers/gpu/drm/vc4/Kconfig +++ b/drivers/gpu/drm/vc4/Kconfig @@ -2,6 +2,9 @@ config DRM_VC4 tristate "Broadcom VC4 Graphics" depends on ARCH_BCM || ARCH_BCM2835 || COMPILE_TEST + # Make sure not 'y' when RASPBERRYPI_FIRMWARE is 'm'. This can only + # happen when COMPILE_TEST=y, hence the added !RASPBERRYPI_FIRMWARE. + depends on RASPBERRYPI_FIRMWARE || (COMPILE_TEST && !RASPBERRYPI_FIRMWARE) depends on DRM depends on SND && SND_SOC depends on COMMON_CLK diff --git a/drivers/gpu/drm/vc4/vc4_dsi.c b/drivers/gpu/drm/vc4/vc4_dsi.c index 752f921735c6..98308a17e4ed 100644 --- a/drivers/gpu/drm/vc4/vc4_dsi.c +++ b/drivers/gpu/drm/vc4/vc4_dsi.c @@ -846,7 +846,7 @@ static void vc4_dsi_encoder_enable(struct drm_encoder *encoder) unsigned long phy_clock; int ret; - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret) { DRM_ERROR("Failed to runtime PM enable on DSI%d\n", dsi->variant->port); return; diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 6c58b0fd13fb..98b78ec6b37d 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -38,6 +38,7 @@ #include <drm/drm_scdc_helper.h> #include <linux/clk.h> #include <linux/component.h> +#include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/of_address.h> #include <linux/of_gpio.h> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c index 31aecc46624b..04c8a378aeed 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c @@ -46,6 +46,21 @@ vmw_buffer_object(struct ttm_buffer_object *bo) return container_of(bo, struct vmw_buffer_object, base); } +/** + * bo_is_vmw - check if the buffer object is a &vmw_buffer_object + * @bo: ttm buffer object to be checked + * + * Uses destroy function associated with the object to determine if this is + * a &vmw_buffer_object. + * + * Returns: + * true if the object is of &vmw_buffer_object type, false if not. + */ +static bool bo_is_vmw(struct ttm_buffer_object *bo) +{ + return bo->destroy == &vmw_bo_bo_free || + bo->destroy == &vmw_gem_destroy; +} /** * vmw_bo_pin_in_placement - Validate a buffer to placement. @@ -615,8 +630,9 @@ int vmw_user_bo_synccpu_ioctl(struct drm_device *dev, void *data, ret = vmw_user_bo_synccpu_grab(vbo, arg->flags); vmw_bo_unreference(&vbo); - if (unlikely(ret != 0 && ret != -ERESTARTSYS && - ret != -EBUSY)) { + if (unlikely(ret != 0)) { + if (ret == -ERESTARTSYS || ret == -EBUSY) + return -EBUSY; DRM_ERROR("Failed synccpu grab on handle 0x%08x.\n", (unsigned int) arg->handle); return ret; @@ -798,7 +814,7 @@ int vmw_dumb_create(struct drm_file *file_priv, void vmw_bo_swap_notify(struct ttm_buffer_object *bo) { /* Is @bo embedded in a struct vmw_buffer_object? */ - if (vmw_bo_is_vmw_bo(bo)) + if (!bo_is_vmw(bo)) return; /* Kill any cached kernel maps before swapout */ @@ -822,7 +838,7 @@ void vmw_bo_move_notify(struct ttm_buffer_object *bo, struct vmw_buffer_object *vbo; /* Make sure @bo is embedded in a struct vmw_buffer_object? */ - if (vmw_bo_is_vmw_bo(bo)) + if (!bo_is_vmw(bo)) return; vbo = container_of(bo, struct vmw_buffer_object, base); @@ -843,22 +859,3 @@ void vmw_bo_move_notify(struct ttm_buffer_object *bo, if (mem->mem_type != VMW_PL_MOB && bo->resource->mem_type == VMW_PL_MOB) vmw_resource_unbind_list(vbo); } - -/** - * vmw_bo_is_vmw_bo - check if the buffer object is a &vmw_buffer_object - * @bo: buffer object to be checked - * - * Uses destroy function associated with the object to determine if this is - * a &vmw_buffer_object. - * - * Returns: - * true if the object is of &vmw_buffer_object type, false if not. - */ -bool vmw_bo_is_vmw_bo(struct ttm_buffer_object *bo) -{ - if (bo->destroy == &vmw_bo_bo_free || - bo->destroy == &vmw_gem_destroy) - return true; - - return false; -} diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c index a3bfbb6c3e14..162dfeb1cc5a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c @@ -528,7 +528,7 @@ int vmw_cmd_send_fence(struct vmw_private *dev_priv, uint32_t *seqno) *seqno = atomic_add_return(1, &dev_priv->marker_seq); } while (*seqno == 0); - if (!(vmw_fifo_caps(dev_priv) & SVGA_FIFO_CAP_FENCE)) { + if (!vmw_has_fences(dev_priv)) { /* * Don't request hardware to send a fence. The @@ -675,11 +675,14 @@ int vmw_cmd_emit_dummy_query(struct vmw_private *dev_priv, */ bool vmw_cmd_supported(struct vmw_private *vmw) { - if ((vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS | - SVGA_CAP_CMD_BUFFERS_2)) != 0) - return true; + bool has_cmdbufs = + (vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS | + SVGA_CAP_CMD_BUFFERS_2)) != 0; + if (vmw_is_svga_v3(vmw)) + return (has_cmdbufs && + (vmw->capabilities & SVGA_CAP_GBOBJECTS) != 0); /* * We have FIFO cmd's */ - return vmw->fifo_mem != NULL; + return has_cmdbufs || vmw->fifo_mem != NULL; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 26eb5478394a..163c00793eb1 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -998,13 +998,10 @@ static int vmw_driver_load(struct vmw_private *dev_priv, u32 pci_id) goto out_no_fman; } - drm_vma_offset_manager_init(&dev_priv->vma_manager, - DRM_FILE_PAGE_OFFSET_START, - DRM_FILE_PAGE_OFFSET_SIZE); ret = ttm_device_init(&dev_priv->bdev, &vmw_bo_driver, dev_priv->drm.dev, dev_priv->drm.anon_inode->i_mapping, - &dev_priv->vma_manager, + dev_priv->drm.vma_offset_manager, dev_priv->map_mode == vmw_dma_alloc_coherent, false); if (unlikely(ret != 0)) { @@ -1174,7 +1171,6 @@ static void vmw_driver_unload(struct drm_device *dev) vmw_devcaps_destroy(dev_priv); vmw_vram_manager_fini(dev_priv); ttm_device_fini(&dev_priv->bdev); - drm_vma_offset_manager_destroy(&dev_priv->vma_manager); vmw_release_device_late(dev_priv); vmw_fence_manager_takedown(dev_priv->fman); if (dev_priv->capabilities & SVGA_CAP_IRQMASK) @@ -1398,7 +1394,7 @@ vmw_get_unmapped_area(struct file *file, unsigned long uaddr, struct vmw_private *dev_priv = vmw_priv(file_priv->minor->dev); return drm_get_unmapped_area(file, uaddr, len, pgoff, flags, - &dev_priv->vma_manager); + dev_priv->drm.vma_offset_manager); } static int vmwgfx_pm_notifier(struct notifier_block *nb, unsigned long val, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index ea3ecdda561d..6de0b9ef5c77 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -1679,4 +1679,12 @@ static inline void vmw_irq_status_write(struct vmw_private *vmw, outl(status, vmw->io_start + SVGA_IRQSTATUS_PORT); } +static inline bool vmw_has_fences(struct vmw_private *vmw) +{ + if ((vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS | + SVGA_CAP_CMD_BUFFERS_2)) != 0) + return true; + return (vmw_fifo_caps(vmw) & SVGA_FIFO_CAP_FENCE) != 0; +} + #endif diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c index 8ee34576c7d0..adf17c740656 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c @@ -483,7 +483,7 @@ static int vmw_fb_kms_detach(struct vmw_fb_par *par, static int vmw_fb_kms_framebuffer(struct fb_info *info) { - struct drm_mode_fb_cmd2 mode_cmd; + struct drm_mode_fb_cmd2 mode_cmd = {0}; struct vmw_fb_par *par = info->par; struct fb_var_screeninfo *var = &info->var; struct drm_framebuffer *cur_fb; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index 59d6a2dd4c2e..66cc35dc223e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -82,6 +82,22 @@ fman_from_fence(struct vmw_fence_obj *fence) return container_of(fence->base.lock, struct vmw_fence_manager, lock); } +static u32 vmw_fence_goal_read(struct vmw_private *vmw) +{ + if ((vmw->capabilities2 & SVGA_CAP2_EXTRA_REGS) != 0) + return vmw_read(vmw, SVGA_REG_FENCE_GOAL); + else + return vmw_fifo_mem_read(vmw, SVGA_FIFO_FENCE_GOAL); +} + +static void vmw_fence_goal_write(struct vmw_private *vmw, u32 value) +{ + if ((vmw->capabilities2 & SVGA_CAP2_EXTRA_REGS) != 0) + vmw_write(vmw, SVGA_REG_FENCE_GOAL, value); + else + vmw_fifo_mem_write(vmw, SVGA_FIFO_FENCE_GOAL, value); +} + /* * Note on fencing subsystem usage of irqs: * Typically the vmw_fences_update function is called @@ -392,7 +408,7 @@ static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman, if (likely(!fman->seqno_valid)) return false; - goal_seqno = vmw_fifo_mem_read(fman->dev_priv, SVGA_FIFO_FENCE_GOAL); + goal_seqno = vmw_fence_goal_read(fman->dev_priv); if (likely(passed_seqno - goal_seqno >= VMW_FENCE_WRAP)) return false; @@ -400,9 +416,8 @@ static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman, list_for_each_entry(fence, &fman->fence_list, head) { if (!list_empty(&fence->seq_passed_actions)) { fman->seqno_valid = true; - vmw_fifo_mem_write(fman->dev_priv, - SVGA_FIFO_FENCE_GOAL, - fence->base.seqno); + vmw_fence_goal_write(fman->dev_priv, + fence->base.seqno); break; } } @@ -434,13 +449,12 @@ static bool vmw_fence_goal_check_locked(struct vmw_fence_obj *fence) if (dma_fence_is_signaled_locked(&fence->base)) return false; - goal_seqno = vmw_fifo_mem_read(fman->dev_priv, SVGA_FIFO_FENCE_GOAL); + goal_seqno = vmw_fence_goal_read(fman->dev_priv); if (likely(fman->seqno_valid && goal_seqno - fence->base.seqno < VMW_FENCE_WRAP)) return false; - vmw_fifo_mem_write(fman->dev_priv, SVGA_FIFO_FENCE_GOAL, - fence->base.seqno); + vmw_fence_goal_write(fman->dev_priv, fence->base.seqno); fman->seqno_valid = true; return true; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c index c5191de365ca..fe4732bf2c9d 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c @@ -32,6 +32,14 @@ #define VMW_FENCE_WRAP (1 << 24) +static u32 vmw_irqflag_fence_goal(struct vmw_private *vmw) +{ + if ((vmw->capabilities2 & SVGA_CAP2_EXTRA_REGS) != 0) + return SVGA_IRQFLAG_REG_FENCE_GOAL; + else + return SVGA_IRQFLAG_FENCE_GOAL; +} + /** * vmw_thread_fn - Deferred (process context) irq handler * @@ -96,7 +104,7 @@ static irqreturn_t vmw_irq_handler(int irq, void *arg) wake_up_all(&dev_priv->fifo_queue); if ((masked_status & (SVGA_IRQFLAG_ANY_FENCE | - SVGA_IRQFLAG_FENCE_GOAL)) && + vmw_irqflag_fence_goal(dev_priv))) && !test_and_set_bit(VMW_IRQTHREAD_FENCE, dev_priv->irqthread_pending)) ret = IRQ_WAKE_THREAD; @@ -137,8 +145,7 @@ bool vmw_seqno_passed(struct vmw_private *dev_priv, if (likely(dev_priv->last_read_seqno - seqno < VMW_FENCE_WRAP)) return true; - if (!(vmw_fifo_caps(dev_priv) & SVGA_FIFO_CAP_FENCE) && - vmw_fifo_idle(dev_priv, seqno)) + if (!vmw_has_fences(dev_priv) && vmw_fifo_idle(dev_priv, seqno)) return true; /** @@ -160,6 +167,7 @@ int vmw_fallback_wait(struct vmw_private *dev_priv, unsigned long timeout) { struct vmw_fifo_state *fifo_state = dev_priv->fifo; + bool fifo_down = false; uint32_t count = 0; uint32_t signal_seq; @@ -176,12 +184,14 @@ int vmw_fallback_wait(struct vmw_private *dev_priv, */ if (fifo_idle) { - down_read(&fifo_state->rwsem); if (dev_priv->cman) { ret = vmw_cmdbuf_idle(dev_priv->cman, interruptible, 10*HZ); if (ret) goto out_err; + } else if (fifo_state) { + down_read(&fifo_state->rwsem); + fifo_down = true; } } @@ -218,12 +228,12 @@ int vmw_fallback_wait(struct vmw_private *dev_priv, } } finish_wait(&dev_priv->fence_queue, &__wait); - if (ret == 0 && fifo_idle) + if (ret == 0 && fifo_idle && fifo_state) vmw_fence_write(dev_priv, signal_seq); wake_up_all(&dev_priv->fence_queue); out_err: - if (fifo_idle) + if (fifo_down) up_read(&fifo_state->rwsem); return ret; @@ -266,13 +276,13 @@ void vmw_seqno_waiter_remove(struct vmw_private *dev_priv) void vmw_goal_waiter_add(struct vmw_private *dev_priv) { - vmw_generic_waiter_add(dev_priv, SVGA_IRQFLAG_FENCE_GOAL, + vmw_generic_waiter_add(dev_priv, vmw_irqflag_fence_goal(dev_priv), &dev_priv->goal_queue_waiters); } void vmw_goal_waiter_remove(struct vmw_private *dev_priv) { - vmw_generic_waiter_remove(dev_priv, SVGA_IRQFLAG_FENCE_GOAL, + vmw_generic_waiter_remove(dev_priv, vmw_irqflag_fence_goal(dev_priv), &dev_priv->goal_queue_waiters); } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index bbd2f4ec08ec..93431e8f6606 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -1344,7 +1344,6 @@ vmw_kms_new_framebuffer(struct vmw_private *dev_priv, ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb, mode_cmd, is_bo_proxy); - /* * vmw_create_bo_proxy() adds a reference that is no longer * needed @@ -1385,13 +1384,16 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, ret = vmw_user_lookup_handle(dev_priv, file_priv, mode_cmd->handles[0], &surface, &bo); - if (ret) + if (ret) { + DRM_ERROR("Invalid buffer object handle %u (0x%x).\n", + mode_cmd->handles[0], mode_cmd->handles[0]); goto err_out; + } if (!bo && !vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height)) { - DRM_ERROR("Surface size cannot exceed %dx%d", + DRM_ERROR("Surface size cannot exceed %dx%d\n", dev_priv->texture_max_width, dev_priv->texture_max_height); goto err_out; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 00e8e27e4884..ace7ca150b03 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -683,6 +683,9 @@ static void vmw_user_surface_base_release(struct ttm_base_object **p_base) container_of(base, struct vmw_user_surface, prime.base); struct vmw_resource *res = &user_srf->srf.res; + if (base->shareable && res && res->backup) + drm_gem_object_put(&res->backup->base.base); + *p_base = NULL; vmw_resource_unreference(&res); } @@ -857,6 +860,7 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data, goto out_unlock; } vmw_bo_reference(res->backup); + drm_gem_object_get(&res->backup->base.base); } tmp = vmw_resource_reference(&srf->res); @@ -1513,7 +1517,6 @@ vmw_gb_surface_define_internal(struct drm_device *dev, &res->backup); if (ret == 0) vmw_bo_reference(res->backup); - } if (unlikely(ret != 0)) { @@ -1561,6 +1564,8 @@ vmw_gb_surface_define_internal(struct drm_device *dev, drm_vma_node_offset_addr(&res->backup->base.base.vma_node); rep->buffer_size = res->backup->base.base.size; rep->buffer_handle = backup_handle; + if (user_srf->prime.base.shareable) + drm_gem_object_get(&res->backup->base.base); } else { rep->buffer_map_handle = 0; rep->buffer_size = 0; diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 68a8a27ab3b7..f2b038fa3b84 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -960,7 +960,7 @@ config SENSORS_LTC4261 config SENSORS_LTQ_CPUTEMP bool "Lantiq cpu temperature sensor driver" - depends on LANTIQ + depends on SOC_XWAY help If you say yes here you get support for the temperature sensor inside your CPU. diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c index fb6d14d213a1..c67cd037a93f 100644 --- a/drivers/hwmon/adt7470.c +++ b/drivers/hwmon/adt7470.c @@ -19,6 +19,7 @@ #include <linux/log2.h> #include <linux/kthread.h> #include <linux/regmap.h> +#include <linux/sched.h> #include <linux/slab.h> #include <linux/util_macros.h> @@ -294,11 +295,10 @@ static int adt7470_update_thread(void *p) adt7470_read_temperatures(data); mutex_unlock(&data->lock); - set_current_state(TASK_INTERRUPTIBLE); if (kthread_should_stop()) break; - schedule_timeout(msecs_to_jiffies(data->auto_update_interval)); + schedule_timeout_interruptible(msecs_to_jiffies(data->auto_update_interval)); } return 0; diff --git a/drivers/hwmon/asus_wmi_sensors.c b/drivers/hwmon/asus_wmi_sensors.c index 8fdcb62ae52d..9e935e34c998 100644 --- a/drivers/hwmon/asus_wmi_sensors.c +++ b/drivers/hwmon/asus_wmi_sensors.c @@ -71,7 +71,7 @@ static const struct dmi_system_id asus_wmi_dmi_table[] = { DMI_EXACT_MATCH_ASUS_BOARD_NAME("PRIME X399-A"), DMI_EXACT_MATCH_ASUS_BOARD_NAME("PRIME X470-PRO"), DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VI EXTREME"), - DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VI HERO"), + DMI_EXACT_MATCH_ASUS_BOARD_NAME("CROSSHAIR VI HERO"), DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VI HERO (WI-FI AC)"), DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VII HERO"), DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VII HERO (WI-FI)"), diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c index 938a8b9ec70d..6830e029995d 100644 --- a/drivers/hwmon/f71882fg.c +++ b/drivers/hwmon/f71882fg.c @@ -1578,8 +1578,9 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *devattr, temp *= 125; if (sign) temp -= 128000; - } else - temp = data->temp[nr] * 1000; + } else { + temp = ((s8)data->temp[nr]) * 1000; + } return sprintf(buf, "%d\n", temp); } diff --git a/drivers/hwmon/pmbus/delta-ahe50dc-fan.c b/drivers/hwmon/pmbus/delta-ahe50dc-fan.c index 40dffd9c4cbf..f546f0c12497 100644 --- a/drivers/hwmon/pmbus/delta-ahe50dc-fan.c +++ b/drivers/hwmon/pmbus/delta-ahe50dc-fan.c @@ -14,6 +14,21 @@ #define AHE50DC_PMBUS_READ_TEMP4 0xd0 +static int ahe50dc_fan_write_byte(struct i2c_client *client, int page, u8 value) +{ + /* + * The CLEAR_FAULTS operation seems to sometimes (unpredictably, perhaps + * 5% of the time or so) trigger a problematic phenomenon in which the + * fan speeds surge momentarily and at least some (perhaps all?) of the + * system's power outputs experience a glitch. + * + * However, according to Delta it should be OK to simply not send any + * CLEAR_FAULTS commands (the device doesn't seem to be capable of + * reporting any faults anyway), so just blackhole them unconditionally. + */ + return value == PMBUS_CLEAR_FAULTS ? -EOPNOTSUPP : -ENODATA; +} + static int ahe50dc_fan_read_word_data(struct i2c_client *client, int page, int phase, int reg) { /* temp1 in (virtual) page 1 is remapped to mfr-specific temp4 */ @@ -68,6 +83,7 @@ static struct pmbus_driver_info ahe50dc_fan_info = { PMBUS_HAVE_VIN | PMBUS_HAVE_FAN12 | PMBUS_HAVE_FAN34 | PMBUS_HAVE_STATUS_FAN12 | PMBUS_HAVE_STATUS_FAN34 | PMBUS_PAGE_VIRTUAL, .func[1] = PMBUS_HAVE_TEMP | PMBUS_PAGE_VIRTUAL, + .write_byte = ahe50dc_fan_write_byte, .read_word_data = ahe50dc_fan_read_word_data, }; diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index b2618b1d529e..d93574d6a1fb 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -2326,6 +2326,9 @@ static int pmbus_init_common(struct i2c_client *client, struct pmbus_data *data, data->has_status_word = true; } + /* Make sure PEC is disabled, will be enabled later if needed */ + client->flags &= ~I2C_CLIENT_PEC; + /* Enable PEC if the controller and bus supports it */ if (!(data->flags & PMBUS_NO_CAPABILITY)) { ret = i2c_smbus_read_byte_data(client, PMBUS_CAPABILITY); diff --git a/drivers/hwmon/pmbus/xdpe12284.c b/drivers/hwmon/pmbus/xdpe12284.c index 18fffc5d749b..32bc7736d609 100644 --- a/drivers/hwmon/pmbus/xdpe12284.c +++ b/drivers/hwmon/pmbus/xdpe12284.c @@ -124,7 +124,7 @@ static int xdpe122_identify(struct i2c_client *client, return 0; } -static const struct regulator_desc xdpe122_reg_desc[] = { +static const struct regulator_desc __maybe_unused xdpe122_reg_desc[] = { PMBUS_REGULATOR("vout", 0), PMBUS_REGULATOR("vout", 1), }; diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c index b86d9df7105d..52c9e7d3f2ae 100644 --- a/drivers/hwmon/tmp401.c +++ b/drivers/hwmon/tmp401.c @@ -708,10 +708,21 @@ static int tmp401_probe(struct i2c_client *client) return 0; } +static const struct of_device_id __maybe_unused tmp4xx_of_match[] = { + { .compatible = "ti,tmp401", }, + { .compatible = "ti,tmp411", }, + { .compatible = "ti,tmp431", }, + { .compatible = "ti,tmp432", }, + { .compatible = "ti,tmp435", }, + { }, +}; +MODULE_DEVICE_TABLE(of, tmp4xx_of_match); + static struct i2c_driver tmp401_driver = { .class = I2C_CLASS_HWMON, .driver = { .name = "tmp401", + .of_match_table = of_match_ptr(tmp4xx_of_match), }, .probe_new = tmp401_probe, .id_table = tmp401_id, diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index 27f969b3dc07..e9e2db68b9fb 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -179,6 +179,12 @@ struct imx_i2c_hwdata { unsigned int ndivs; unsigned int i2sr_clr_opcode; unsigned int i2cr_ien_opcode; + /* + * Errata ERR007805 or e7805: + * I2C: When the I2C clock speed is configured for 400 kHz, + * the SCL low period violates the I2C spec of 1.3 uS min. + */ + bool has_err007805; }; struct imx_i2c_dma { @@ -240,6 +246,16 @@ static const struct imx_i2c_hwdata imx21_i2c_hwdata = { }; +static const struct imx_i2c_hwdata imx6_i2c_hwdata = { + .devtype = IMX21_I2C, + .regshift = IMX_I2C_REGSHIFT, + .clk_div = imx_i2c_clk_div, + .ndivs = ARRAY_SIZE(imx_i2c_clk_div), + .i2sr_clr_opcode = I2SR_CLR_OPCODE_W0C, + .i2cr_ien_opcode = I2CR_IEN_OPCODE_1, + .has_err007805 = true, +}; + static struct imx_i2c_hwdata vf610_i2c_hwdata = { .devtype = VF610_I2C, .regshift = VF610_I2C_REGSHIFT, @@ -266,6 +282,16 @@ MODULE_DEVICE_TABLE(platform, imx_i2c_devtype); static const struct of_device_id i2c_imx_dt_ids[] = { { .compatible = "fsl,imx1-i2c", .data = &imx1_i2c_hwdata, }, { .compatible = "fsl,imx21-i2c", .data = &imx21_i2c_hwdata, }, + { .compatible = "fsl,imx6q-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx6sl-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx6sll-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx6sx-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx6ul-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx7s-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx8mm-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx8mn-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx8mp-i2c", .data = &imx6_i2c_hwdata, }, + { .compatible = "fsl,imx8mq-i2c", .data = &imx6_i2c_hwdata, }, { .compatible = "fsl,vf610-i2c", .data = &vf610_i2c_hwdata, }, { /* sentinel */ } }; @@ -551,6 +577,13 @@ static void i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx, unsigned int div; int i; + if (i2c_imx->hwdata->has_err007805 && i2c_imx->bitrate > 384000) { + dev_dbg(&i2c_imx->adapter.dev, + "SoC errata ERR007805 or e7805 applies, bus frequency limited from %d Hz to 384000 Hz.\n", + i2c_imx->bitrate); + i2c_imx->bitrate = 384000; + } + /* Divider value calculation */ if (i2c_imx->cur_clk == i2c_clk_rate) return; diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c index f4820fd3dc13..c0364314877e 100644 --- a/drivers/i2c/busses/i2c-ismt.c +++ b/drivers/i2c/busses/i2c-ismt.c @@ -145,8 +145,8 @@ #define ISMT_SPGT_SPD_MASK 0xc0000000 /* SMBus Speed mask */ #define ISMT_SPGT_SPD_80K 0x00 /* 80 kHz */ #define ISMT_SPGT_SPD_100K (0x1 << 30) /* 100 kHz */ -#define ISMT_SPGT_SPD_400K (0x2 << 30) /* 400 kHz */ -#define ISMT_SPGT_SPD_1M (0x3 << 30) /* 1 MHz */ +#define ISMT_SPGT_SPD_400K (0x2U << 30) /* 400 kHz */ +#define ISMT_SPGT_SPD_1M (0x3U << 30) /* 1 MHz */ /* MSI Control Register (MSICTL) bit definitions */ diff --git a/drivers/i2c/busses/i2c-pasemi-core.c b/drivers/i2c/busses/i2c-pasemi-core.c index 7728c8460dc0..9028ffb58cc0 100644 --- a/drivers/i2c/busses/i2c-pasemi-core.c +++ b/drivers/i2c/busses/i2c-pasemi-core.c @@ -137,6 +137,12 @@ static int pasemi_i2c_xfer_msg(struct i2c_adapter *adapter, TXFIFO_WR(smbus, msg->buf[msg->len-1] | (stop ? MTXFIFO_STOP : 0)); + + if (stop) { + err = pasemi_smb_waitready(smbus); + if (err) + goto reset_out; + } } return 0; diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c index fc1dcc19f2a1..5b920f0fc7dd 100644 --- a/drivers/i2c/busses/i2c-qcom-geni.c +++ b/drivers/i2c/busses/i2c-qcom-geni.c @@ -843,10 +843,8 @@ static int geni_i2c_probe(struct platform_device *pdev) /* FIFO is disabled, so we can only use GPI DMA */ gi2c->gpi_mode = true; ret = setup_gpi_dma(gi2c); - if (ret) { - dev_err(dev, "Failed to setup GPI DMA mode:%d ret\n", ret); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Failed to setup GPI DMA mode\n"); dev_dbg(dev, "Using GPI DMA mode for I2C\n"); } else { diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index cf5d049342ea..ab0adaa130da 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -557,7 +557,7 @@ static long compat_i2cdev_ioctl(struct file *file, unsigned int cmd, unsigned lo .addr = umsg.addr, .flags = umsg.flags, .len = umsg.len, - .buf = compat_ptr(umsg.buf) + .buf = (__force __u8 *)compat_ptr(umsg.buf), }; } @@ -668,16 +668,21 @@ static int i2cdev_attach_adapter(struct device *dev, void *dummy) i2c_dev->dev.class = i2c_dev_class; i2c_dev->dev.parent = &adap->dev; i2c_dev->dev.release = i2cdev_dev_release; - dev_set_name(&i2c_dev->dev, "i2c-%d", adap->nr); + + res = dev_set_name(&i2c_dev->dev, "i2c-%d", adap->nr); + if (res) + goto err_put_i2c_dev; res = cdev_device_add(&i2c_dev->cdev, &i2c_dev->dev); - if (res) { - put_i2c_dev(i2c_dev, false); - return res; - } + if (res) + goto err_put_i2c_dev; pr_debug("adapter [%s] registered as minor %d\n", adap->name, adap->nr); return 0; + +err_put_i2c_dev: + put_i2c_dev(i2c_dev, false); + return res; } static int i2cdev_detach_adapter(struct device *dev, void *dummy) diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index b7640cfe0020..47551ab73ca8 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c @@ -69,7 +69,12 @@ static unsigned int preferred_states_mask; static struct cpuidle_device __percpu *intel_idle_cpuidle_devices; static unsigned long auto_demotion_disable_flags; -static bool disable_promotion_to_c1e; + +static enum { + C1E_PROMOTION_PRESERVE, + C1E_PROMOTION_ENABLE, + C1E_PROMOTION_DISABLE +} c1e_promotion = C1E_PROMOTION_PRESERVE; struct idle_cpu { struct cpuidle_state *state_table; @@ -1398,8 +1403,6 @@ static inline void intel_idle_init_cstates_acpi(struct cpuidle_driver *drv) { } static inline bool intel_idle_off_by_default(u32 mwait_hint) { return false; } #endif /* !CONFIG_ACPI_PROCESSOR_CSTATE */ -static void c1e_promotion_enable(void); - /** * ivt_idle_state_table_update - Tune the idle states table for Ivy Town. * @@ -1578,17 +1581,14 @@ static void __init spr_idle_state_table_update(void) unsigned long long msr; /* Check if user prefers C1E over C1. */ - if (preferred_states_mask & BIT(2)) { - if (preferred_states_mask & BIT(1)) - /* Both can't be enabled, stick to the defaults. */ - return; - + if ((preferred_states_mask & BIT(2)) && + !(preferred_states_mask & BIT(1))) { + /* Disable C1 and enable C1E. */ spr_cstates[0].flags |= CPUIDLE_FLAG_UNUSABLE; spr_cstates[1].flags &= ~CPUIDLE_FLAG_UNUSABLE; /* Enable C1E using the "C1E promotion" bit. */ - c1e_promotion_enable(); - disable_promotion_to_c1e = false; + c1e_promotion = C1E_PROMOTION_ENABLE; } /* @@ -1754,7 +1754,9 @@ static int intel_idle_cpu_init(unsigned int cpu) if (auto_demotion_disable_flags) auto_demotion_disable(); - if (disable_promotion_to_c1e) + if (c1e_promotion == C1E_PROMOTION_ENABLE) + c1e_promotion_enable(); + else if (c1e_promotion == C1E_PROMOTION_DISABLE) c1e_promotion_disable(); return 0; @@ -1833,7 +1835,8 @@ static int __init intel_idle_init(void) if (icpu) { cpuidle_state_table = icpu->state_table; auto_demotion_disable_flags = icpu->auto_demotion_disable_flags; - disable_promotion_to_c1e = icpu->disable_promotion_to_c1e; + if (icpu->disable_promotion_to_c1e) + c1e_promotion = C1E_PROMOTION_DISABLE; if (icpu->use_acpi || force_use_acpi) intel_idle_acpi_cst_extract(); } else if (!intel_idle_acpi_cst_extract()) { diff --git a/drivers/iio/adc/ad7280a.c b/drivers/iio/adc/ad7280a.c index ef9d27759961..ec9acbf12b9a 100644 --- a/drivers/iio/adc/ad7280a.c +++ b/drivers/iio/adc/ad7280a.c @@ -745,7 +745,7 @@ static int ad7280a_write_thresh(struct iio_dev *indio_dev, case IIO_EV_DIR_RISING: addr = AD7280A_CELL_OVERVOLTAGE_REG; ret = ad7280_write(st, AD7280A_DEVADDR_MASTER, addr, - 1, val); + 1, value); if (ret) break; st->cell_threshhigh = value; @@ -753,7 +753,7 @@ static int ad7280a_write_thresh(struct iio_dev *indio_dev, case IIO_EV_DIR_FALLING: addr = AD7280A_CELL_UNDERVOLTAGE_REG; ret = ad7280_write(st, AD7280A_DEVADDR_MASTER, addr, - 1, val); + 1, value); if (ret) break; st->cell_threshlow = value; @@ -770,18 +770,18 @@ static int ad7280a_write_thresh(struct iio_dev *indio_dev, case IIO_EV_DIR_RISING: addr = AD7280A_AUX_ADC_OVERVOLTAGE_REG; ret = ad7280_write(st, AD7280A_DEVADDR_MASTER, addr, - 1, val); + 1, value); if (ret) break; - st->aux_threshhigh = val; + st->aux_threshhigh = value; break; case IIO_EV_DIR_FALLING: addr = AD7280A_AUX_ADC_UNDERVOLTAGE_REG; ret = ad7280_write(st, AD7280A_DEVADDR_MASTER, addr, - 1, val); + 1, value); if (ret) break; - st->aux_threshlow = val; + st->aux_threshlow = value; break; default: ret = -EINVAL; diff --git a/drivers/iio/chemical/scd4x.c b/drivers/iio/chemical/scd4x.c index 20d4e7584e92..37143b5526ee 100644 --- a/drivers/iio/chemical/scd4x.c +++ b/drivers/iio/chemical/scd4x.c @@ -471,12 +471,15 @@ static ssize_t calibration_forced_value_store(struct device *dev, ret = scd4x_write_and_fetch(state, CMD_FRC, arg, &val, sizeof(val)); mutex_unlock(&state->lock); + if (ret) + return ret; + if (val == 0xff) { dev_err(dev, "forced calibration has failed"); return -EINVAL; } - return ret ?: len; + return len; } static IIO_DEVICE_ATTR_RW(calibration_auto_enable, 0); diff --git a/drivers/iio/dac/ad3552r.c b/drivers/iio/dac/ad3552r.c index 97f13c0b9631..d5ea1a1be122 100644 --- a/drivers/iio/dac/ad3552r.c +++ b/drivers/iio/dac/ad3552r.c @@ -656,7 +656,7 @@ static int ad3552r_reset(struct ad3552r_desc *dac) { struct reg_addr_pool addr; int ret; - u16 val; + int val; dac->gpio_reset = devm_gpiod_get_optional(&dac->spi->dev, "reset", GPIOD_OUT_LOW); @@ -809,10 +809,10 @@ static int ad3552r_configure_custom_gain(struct ad3552r_desc *dac, gain_child = fwnode_get_named_child_node(child, "custom-output-range-config"); - if (IS_ERR(gain_child)) { + if (!gain_child) { dev_err(dev, "mandatory custom-output-range-config property missing\n"); - return PTR_ERR(gain_child); + return -EINVAL; } dac->ch_data[ch].range_override = 1; diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c index 14cfabacbea5..fdf824041497 100644 --- a/drivers/iio/dac/ad5446.c +++ b/drivers/iio/dac/ad5446.c @@ -178,7 +178,7 @@ static int ad5446_read_raw(struct iio_dev *indio_dev, switch (m) { case IIO_CHAN_INFO_RAW: - *val = st->cached_val; + *val = st->cached_val >> chan->scan_type.shift; return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: *val = st->vref_mv; diff --git a/drivers/iio/dac/ad5592r-base.c b/drivers/iio/dac/ad5592r-base.c index a424b7220b61..4434c1b2a322 100644 --- a/drivers/iio/dac/ad5592r-base.c +++ b/drivers/iio/dac/ad5592r-base.c @@ -522,7 +522,7 @@ static int ad5592r_alloc_channels(struct iio_dev *iio_dev) if (!ret) st->channel_modes[reg] = tmp; - fwnode_property_read_u32(child, "adi,off-state", &tmp); + ret = fwnode_property_read_u32(child, "adi,off-state", &tmp); if (!ret) st->channel_offstate[reg] = tmp; } diff --git a/drivers/iio/dac/ltc2688.c b/drivers/iio/dac/ltc2688.c index e41861d29767..2f9c384885f4 100644 --- a/drivers/iio/dac/ltc2688.c +++ b/drivers/iio/dac/ltc2688.c @@ -298,7 +298,7 @@ static int ltc2688_read_raw(struct iio_dev *indio_dev, if (ret) return ret; - *val = 16; + *val2 = 16; return IIO_VAL_FRACTIONAL_LOG2; case IIO_CHAN_INFO_CALIBBIAS: ret = regmap_read(st->regmap, diff --git a/drivers/iio/dac/ti-dac5571.c b/drivers/iio/dac/ti-dac5571.c index 4a3b8d875518..0b775f943db3 100644 --- a/drivers/iio/dac/ti-dac5571.c +++ b/drivers/iio/dac/ti-dac5571.c @@ -19,6 +19,7 @@ #include <linux/i2c.h> #include <linux/module.h> #include <linux/mod_devicetable.h> +#include <linux/property.h> #include <linux/regulator/consumer.h> enum chip_id { @@ -311,6 +312,7 @@ static int dac5571_probe(struct i2c_client *client, const struct dac5571_spec *spec; struct dac5571_data *data; struct iio_dev *indio_dev; + enum chip_id chip_id; int ret, i; indio_dev = devm_iio_device_alloc(dev, sizeof(*data)); @@ -326,7 +328,13 @@ static int dac5571_probe(struct i2c_client *client, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = dac5571_channels; - spec = &dac5571_spec[id->driver_data]; + if (dev_fwnode(dev)) + chip_id = (uintptr_t)device_get_match_data(dev); + else + chip_id = id->driver_data; + + spec = &dac5571_spec[chip_id]; + indio_dev->num_channels = spec->num_channels; data->spec = spec; @@ -385,15 +393,15 @@ static int dac5571_remove(struct i2c_client *i2c) } static const struct of_device_id dac5571_of_id[] = { - {.compatible = "ti,dac5571"}, - {.compatible = "ti,dac6571"}, - {.compatible = "ti,dac7571"}, - {.compatible = "ti,dac5574"}, - {.compatible = "ti,dac6574"}, - {.compatible = "ti,dac7574"}, - {.compatible = "ti,dac5573"}, - {.compatible = "ti,dac6573"}, - {.compatible = "ti,dac7573"}, + {.compatible = "ti,dac5571", .data = (void *)single_8bit}, + {.compatible = "ti,dac6571", .data = (void *)single_10bit}, + {.compatible = "ti,dac7571", .data = (void *)single_12bit}, + {.compatible = "ti,dac5574", .data = (void *)quad_8bit}, + {.compatible = "ti,dac6574", .data = (void *)quad_10bit}, + {.compatible = "ti,dac7574", .data = (void *)quad_12bit}, + {.compatible = "ti,dac5573", .data = (void *)quad_8bit}, + {.compatible = "ti,dac6573", .data = (void *)quad_10bit}, + {.compatible = "ti,dac7573", .data = (void *)quad_12bit}, {} }; MODULE_DEVICE_TABLE(of, dac5571_of_id); diff --git a/drivers/iio/filter/Kconfig b/drivers/iio/filter/Kconfig index 3ae35817ad82..a85b345ea14e 100644 --- a/drivers/iio/filter/Kconfig +++ b/drivers/iio/filter/Kconfig @@ -8,6 +8,7 @@ menu "Filters" config ADMV8818 tristate "Analog Devices ADMV8818 High-Pass and Low-Pass Filter" depends on SPI && COMMON_CLK && 64BIT + select REGMAP_SPI help Say yes here to build support for Analog Devices ADMV8818 2 GHz to 18 GHz, Digitally Tunable, High-Pass and Low-Pass Filter. diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c index 824b5124a5f5..01336105792e 100644 --- a/drivers/iio/imu/bmi160/bmi160_core.c +++ b/drivers/iio/imu/bmi160/bmi160_core.c @@ -730,7 +730,7 @@ static int bmi160_chip_init(struct bmi160_data *data, bool use_spi) ret = regmap_write(data->regmap, BMI160_REG_CMD, BMI160_CMD_SOFTRESET); if (ret) - return ret; + goto disable_regulator; usleep_range(BMI160_SOFTRESET_USLEEP, BMI160_SOFTRESET_USLEEP + 1); @@ -741,29 +741,37 @@ static int bmi160_chip_init(struct bmi160_data *data, bool use_spi) if (use_spi) { ret = regmap_read(data->regmap, BMI160_REG_DUMMY, &val); if (ret) - return ret; + goto disable_regulator; } ret = regmap_read(data->regmap, BMI160_REG_CHIP_ID, &val); if (ret) { dev_err(dev, "Error reading chip id\n"); - return ret; + goto disable_regulator; } if (val != BMI160_CHIP_ID_VAL) { dev_err(dev, "Wrong chip id, got %x expected %x\n", val, BMI160_CHIP_ID_VAL); - return -ENODEV; + ret = -ENODEV; + goto disable_regulator; } ret = bmi160_set_mode(data, BMI160_ACCEL, true); if (ret) - return ret; + goto disable_regulator; ret = bmi160_set_mode(data, BMI160_GYRO, true); if (ret) - return ret; + goto disable_accel; return 0; + +disable_accel: + bmi160_set_mode(data, BMI160_ACCEL, false); + +disable_regulator: + regulator_bulk_disable(ARRAY_SIZE(data->supplies), data->supplies); + return ret; } static int bmi160_data_rdy_trigger_set_state(struct iio_trigger *trig, diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c index 33d9afb1ba91..d4a692b838d0 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c @@ -18,12 +18,15 @@ static int inv_icm42600_i2c_bus_setup(struct inv_icm42600_state *st) unsigned int mask, val; int ret; - /* setup interface registers */ - ret = regmap_update_bits(st->map, INV_ICM42600_REG_INTF_CONFIG6, - INV_ICM42600_INTF_CONFIG6_MASK, - INV_ICM42600_INTF_CONFIG6_I3C_EN); - if (ret) - return ret; + /* + * setup interface registers + * This register write to REG_INTF_CONFIG6 enables a spike filter that + * is impacting the line and can prevent the I2C ACK to be seen by the + * controller. So we don't test the return value. + */ + regmap_update_bits(st->map, INV_ICM42600_REG_INTF_CONFIG6, + INV_ICM42600_INTF_CONFIG6_MASK, + INV_ICM42600_INTF_CONFIG6_I3C_EN); ret = regmap_update_bits(st->map, INV_ICM42600_REG_INTF_CONFIG4, INV_ICM42600_INTF_CONFIG4_I3C_BUS_ONLY, 0); diff --git a/drivers/iio/magnetometer/ak8975.c b/drivers/iio/magnetometer/ak8975.c index 088f748b683e..2432e697150c 100644 --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -416,6 +416,7 @@ static int ak8975_power_on(const struct ak8975_data *data) if (ret) { dev_warn(&data->client->dev, "Failed to enable specified Vid supply\n"); + regulator_disable(data->vdd); return ret; } diff --git a/drivers/iio/proximity/sx9324.c b/drivers/iio/proximity/sx9324.c index 0d9bbbb50cb4..70c37f664f6d 100644 --- a/drivers/iio/proximity/sx9324.c +++ b/drivers/iio/proximity/sx9324.c @@ -70,13 +70,17 @@ #define SX9324_REG_AFE_PH2 0x2a #define SX9324_REG_AFE_PH3 0x2b #define SX9324_REG_AFE_CTRL8 0x2c -#define SX9324_REG_AFE_CTRL8_RESFILTN_4KOHM 0x02 +#define SX9324_REG_AFE_CTRL8_RESERVED 0x10 +#define SX9324_REG_AFE_CTRL8_RESFILTIN_4KOHM 0x02 #define SX9324_REG_AFE_CTRL9 0x2d #define SX9324_REG_AFE_CTRL9_AGAIN_1 0x08 #define SX9324_REG_PROX_CTRL0 0x30 #define SX9324_REG_PROX_CTRL0_GAIN_MASK GENMASK(5, 3) -#define SX9324_REG_PROX_CTRL0_GAIN_1 0x80 +#define SX9324_REG_PROX_CTRL0_GAIN_SHIFT 3 +#define SX9324_REG_PROX_CTRL0_GAIN_RSVD 0x0 +#define SX9324_REG_PROX_CTRL0_GAIN_1 0x1 +#define SX9324_REG_PROX_CTRL0_GAIN_8 0x4 #define SX9324_REG_PROX_CTRL0_RAWFILT_MASK GENMASK(2, 0) #define SX9324_REG_PROX_CTRL0_RAWFILT_1P50 0x01 #define SX9324_REG_PROX_CTRL1 0x31 @@ -379,7 +383,14 @@ static int sx9324_read_gain(struct sx_common_data *data, if (ret) return ret; - *val = 1 << FIELD_GET(SX9324_REG_PROX_CTRL0_GAIN_MASK, regval); + regval = FIELD_GET(SX9324_REG_PROX_CTRL0_GAIN_MASK, regval); + if (regval) + regval--; + else if (regval == SX9324_REG_PROX_CTRL0_GAIN_RSVD || + regval > SX9324_REG_PROX_CTRL0_GAIN_8) + return -EINVAL; + + *val = 1 << regval; return IIO_VAL_INT; } @@ -725,8 +736,12 @@ static int sx9324_write_gain(struct sx_common_data *data, unsigned int gain, reg; int ret; - gain = ilog2(val); reg = SX9324_REG_PROX_CTRL0 + chan->channel / 2; + + gain = ilog2(val) + 1; + if (val <= 0 || gain > SX9324_REG_PROX_CTRL0_GAIN_8) + return -EINVAL; + gain = FIELD_PREP(SX9324_REG_PROX_CTRL0_GAIN_MASK, gain); mutex_lock(&data->mutex); @@ -781,12 +796,15 @@ static const struct sx_common_reg_default sx9324_default_regs[] = { { SX9324_REG_AFE_PH2, 0x1a }, { SX9324_REG_AFE_PH3, 0x16 }, - { SX9324_REG_AFE_CTRL8, SX9324_REG_AFE_CTRL8_RESFILTN_4KOHM }, + { SX9324_REG_AFE_CTRL8, SX9324_REG_AFE_CTRL8_RESERVED | + SX9324_REG_AFE_CTRL8_RESFILTIN_4KOHM }, { SX9324_REG_AFE_CTRL9, SX9324_REG_AFE_CTRL9_AGAIN_1 }, - { SX9324_REG_PROX_CTRL0, SX9324_REG_PROX_CTRL0_GAIN_1 | + { SX9324_REG_PROX_CTRL0, + SX9324_REG_PROX_CTRL0_GAIN_1 << SX9324_REG_PROX_CTRL0_GAIN_SHIFT | SX9324_REG_PROX_CTRL0_RAWFILT_1P50 }, - { SX9324_REG_PROX_CTRL1, SX9324_REG_PROX_CTRL0_GAIN_1 | + { SX9324_REG_PROX_CTRL1, + SX9324_REG_PROX_CTRL0_GAIN_1 << SX9324_REG_PROX_CTRL0_GAIN_SHIFT | SX9324_REG_PROX_CTRL0_RAWFILT_1P50 }, { SX9324_REG_PROX_CTRL2, SX9324_REG_PROX_CTRL2_AVGNEG_THRESH_16K }, { SX9324_REG_PROX_CTRL3, SX9324_REG_PROX_CTRL3_AVGDEB_2SAMPLES | diff --git a/drivers/iio/proximity/sx_common.c b/drivers/iio/proximity/sx_common.c index a7c07316a0a9..8ad814d96b7e 100644 --- a/drivers/iio/proximity/sx_common.c +++ b/drivers/iio/proximity/sx_common.c @@ -521,6 +521,7 @@ int sx_common_probe(struct i2c_client *client, return dev_err_probe(dev, ret, "error reading WHOAMI\n"); ACPI_COMPANION_SET(&indio_dev->dev, ACPI_COMPANION(dev)); + indio_dev->dev.of_node = client->dev.of_node; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = data->chip_info->iio_channels; diff --git a/drivers/infiniband/hw/irdma/cm.c b/drivers/infiniband/hw/irdma/cm.c index dedb3b7edd8d..638bf4a1ed94 100644 --- a/drivers/infiniband/hw/irdma/cm.c +++ b/drivers/infiniband/hw/irdma/cm.c @@ -2308,10 +2308,8 @@ err: return NULL; } -static void irdma_cm_node_free_cb(struct rcu_head *rcu_head) +static void irdma_destroy_connection(struct irdma_cm_node *cm_node) { - struct irdma_cm_node *cm_node = - container_of(rcu_head, struct irdma_cm_node, rcu_head); struct irdma_cm_core *cm_core = cm_node->cm_core; struct irdma_qp *iwqp; struct irdma_cm_info nfo; @@ -2359,7 +2357,6 @@ static void irdma_cm_node_free_cb(struct rcu_head *rcu_head) } cm_core->cm_free_ah(cm_node); - kfree(cm_node); } /** @@ -2387,8 +2384,9 @@ void irdma_rem_ref_cm_node(struct irdma_cm_node *cm_node) spin_unlock_irqrestore(&cm_core->ht_lock, flags); - /* wait for all list walkers to exit their grace period */ - call_rcu(&cm_node->rcu_head, irdma_cm_node_free_cb); + irdma_destroy_connection(cm_node); + + kfree_rcu(cm_node, rcu_head); } /** @@ -3246,15 +3244,10 @@ int irdma_setup_cm_core(struct irdma_device *iwdev, u8 rdma_ver) */ void irdma_cleanup_cm_core(struct irdma_cm_core *cm_core) { - unsigned long flags; - if (!cm_core) return; - spin_lock_irqsave(&cm_core->ht_lock, flags); - if (timer_pending(&cm_core->tcp_timer)) - del_timer_sync(&cm_core->tcp_timer); - spin_unlock_irqrestore(&cm_core->ht_lock, flags); + del_timer_sync(&cm_core->tcp_timer); destroy_workqueue(cm_core->event_wq); cm_core->dev->ws_reset(&cm_core->iwdev->vsi); @@ -3467,12 +3460,6 @@ static void irdma_cm_disconn_true(struct irdma_qp *iwqp) } cm_id = iwqp->cm_id; - /* make sure we havent already closed this connection */ - if (!cm_id) { - spin_unlock_irqrestore(&iwqp->lock, flags); - return; - } - original_hw_tcp_state = iwqp->hw_tcp_state; original_ibqp_state = iwqp->ibqp_state; last_ae = iwqp->last_aeq; @@ -3494,11 +3481,11 @@ static void irdma_cm_disconn_true(struct irdma_qp *iwqp) disconn_status = -ECONNRESET; } - if ((original_hw_tcp_state == IRDMA_TCP_STATE_CLOSED || - original_hw_tcp_state == IRDMA_TCP_STATE_TIME_WAIT || - last_ae == IRDMA_AE_RDMAP_ROE_BAD_LLP_CLOSE || - last_ae == IRDMA_AE_BAD_CLOSE || - last_ae == IRDMA_AE_LLP_CONNECTION_RESET || iwdev->rf->reset)) { + if (original_hw_tcp_state == IRDMA_TCP_STATE_CLOSED || + original_hw_tcp_state == IRDMA_TCP_STATE_TIME_WAIT || + last_ae == IRDMA_AE_RDMAP_ROE_BAD_LLP_CLOSE || + last_ae == IRDMA_AE_BAD_CLOSE || + last_ae == IRDMA_AE_LLP_CONNECTION_RESET || iwdev->rf->reset || !cm_id) { issue_close = 1; iwqp->cm_id = NULL; qp->term_flags = 0; diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c index 346c2c5dabdf..81760415d66c 100644 --- a/drivers/infiniband/hw/irdma/utils.c +++ b/drivers/infiniband/hw/irdma/utils.c @@ -258,18 +258,16 @@ int irdma_net_event(struct notifier_block *notifier, unsigned long event, u32 local_ipaddr[4] = {}; bool ipv4 = true; - real_dev = rdma_vlan_dev_real_dev(netdev); - if (!real_dev) - real_dev = netdev; - - ibdev = ib_device_get_by_netdev(real_dev, RDMA_DRIVER_IRDMA); - if (!ibdev) - return NOTIFY_DONE; - - iwdev = to_iwdev(ibdev); - switch (event) { case NETEVENT_NEIGH_UPDATE: + real_dev = rdma_vlan_dev_real_dev(netdev); + if (!real_dev) + real_dev = netdev; + ibdev = ib_device_get_by_netdev(real_dev, RDMA_DRIVER_IRDMA); + if (!ibdev) + return NOTIFY_DONE; + + iwdev = to_iwdev(ibdev); p = (__be32 *)neigh->primary_key; if (neigh->tbl->family == AF_INET6) { ipv4 = false; @@ -290,13 +288,12 @@ int irdma_net_event(struct notifier_block *notifier, unsigned long event, irdma_manage_arp_cache(iwdev->rf, neigh->ha, local_ipaddr, ipv4, IRDMA_ARP_DELETE); + ib_device_put(ibdev); break; default: break; } - ib_device_put(ibdev); - return NOTIFY_DONE; } diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c index 46f475394af5..52f3e88f8569 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -1618,13 +1618,13 @@ int irdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, if (issue_modify_qp && iwqp->ibqp_state > IB_QPS_RTS) { if (dont_wait) { - if (iwqp->cm_id && iwqp->hw_tcp_state) { + if (iwqp->hw_tcp_state) { spin_lock_irqsave(&iwqp->lock, flags); iwqp->hw_tcp_state = IRDMA_TCP_STATE_CLOSED; iwqp->last_aeq = IRDMA_AE_RESET_SENT; spin_unlock_irqrestore(&iwqp->lock, flags); - irdma_cm_disconn(iwqp); } + irdma_cm_disconn(iwqp); } else { int close_timer_started; diff --git a/drivers/infiniband/sw/rxe/rxe_mcast.c b/drivers/infiniband/sw/rxe/rxe_mcast.c index ae8f11cb704a..873a9b10307c 100644 --- a/drivers/infiniband/sw/rxe/rxe_mcast.c +++ b/drivers/infiniband/sw/rxe/rxe_mcast.c @@ -38,13 +38,13 @@ static int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid) } /** - * rxe_mcast_delete - delete multicast address from rxe device + * rxe_mcast_del - delete multicast address from rxe device * @rxe: rxe device object * @mgid: multicast address as a gid * * Returns 0 on success else an error */ -static int rxe_mcast_delete(struct rxe_dev *rxe, union ib_gid *mgid) +static int rxe_mcast_del(struct rxe_dev *rxe, union ib_gid *mgid) { unsigned char ll_addr[ETH_ALEN]; @@ -143,11 +143,10 @@ static struct rxe_mcg *__rxe_lookup_mcg(struct rxe_dev *rxe, struct rxe_mcg *rxe_lookup_mcg(struct rxe_dev *rxe, union ib_gid *mgid) { struct rxe_mcg *mcg; - unsigned long flags; - spin_lock_irqsave(&rxe->mcg_lock, flags); + spin_lock_bh(&rxe->mcg_lock); mcg = __rxe_lookup_mcg(rxe, mgid); - spin_unlock_irqrestore(&rxe->mcg_lock, flags); + spin_unlock_bh(&rxe->mcg_lock); return mcg; } @@ -159,17 +158,10 @@ struct rxe_mcg *rxe_lookup_mcg(struct rxe_dev *rxe, union ib_gid *mgid) * @mcg: new mcg object * * Context: caller should hold rxe->mcg lock - * Returns: 0 on success else an error */ -static int __rxe_init_mcg(struct rxe_dev *rxe, union ib_gid *mgid, - struct rxe_mcg *mcg) +static void __rxe_init_mcg(struct rxe_dev *rxe, union ib_gid *mgid, + struct rxe_mcg *mcg) { - int err; - - err = rxe_mcast_add(rxe, mgid); - if (unlikely(err)) - return err; - kref_init(&mcg->ref_cnt); memcpy(&mcg->mgid, mgid, sizeof(mcg->mgid)); INIT_LIST_HEAD(&mcg->qp_list); @@ -184,8 +176,6 @@ static int __rxe_init_mcg(struct rxe_dev *rxe, union ib_gid *mgid, */ kref_get(&mcg->ref_cnt); __rxe_insert_mcg(mcg); - - return 0; } /** @@ -198,7 +188,6 @@ static int __rxe_init_mcg(struct rxe_dev *rxe, union ib_gid *mgid, static struct rxe_mcg *rxe_get_mcg(struct rxe_dev *rxe, union ib_gid *mgid) { struct rxe_mcg *mcg, *tmp; - unsigned long flags; int err; if (rxe->attr.max_mcast_grp == 0) @@ -209,36 +198,38 @@ static struct rxe_mcg *rxe_get_mcg(struct rxe_dev *rxe, union ib_gid *mgid) if (mcg) return mcg; + /* check to see if we have reached limit */ + if (atomic_inc_return(&rxe->mcg_num) > rxe->attr.max_mcast_grp) { + err = -ENOMEM; + goto err_dec; + } + /* speculative alloc of new mcg */ mcg = kzalloc(sizeof(*mcg), GFP_KERNEL); if (!mcg) return ERR_PTR(-ENOMEM); - spin_lock_irqsave(&rxe->mcg_lock, flags); + spin_lock_bh(&rxe->mcg_lock); /* re-check to see if someone else just added it */ tmp = __rxe_lookup_mcg(rxe, mgid); if (tmp) { + spin_unlock_bh(&rxe->mcg_lock); + atomic_dec(&rxe->mcg_num); kfree(mcg); - mcg = tmp; - goto out; + return tmp; } - if (atomic_inc_return(&rxe->mcg_num) > rxe->attr.max_mcast_grp) { - err = -ENOMEM; - goto err_dec; - } + __rxe_init_mcg(rxe, mgid, mcg); + spin_unlock_bh(&rxe->mcg_lock); - err = __rxe_init_mcg(rxe, mgid, mcg); - if (err) - goto err_dec; -out: - spin_unlock_irqrestore(&rxe->mcg_lock, flags); - return mcg; + /* add mcast address outside of lock */ + err = rxe_mcast_add(rxe, mgid); + if (!err) + return mcg; + kfree(mcg); err_dec: atomic_dec(&rxe->mcg_num); - spin_unlock_irqrestore(&rxe->mcg_lock, flags); - kfree(mcg); return ERR_PTR(err); } @@ -268,7 +259,6 @@ static void __rxe_destroy_mcg(struct rxe_mcg *mcg) __rxe_remove_mcg(mcg); kref_put(&mcg->ref_cnt, rxe_cleanup_mcg); - rxe_mcast_delete(mcg->rxe, &mcg->mgid); atomic_dec(&rxe->mcg_num); } @@ -280,11 +270,12 @@ static void __rxe_destroy_mcg(struct rxe_mcg *mcg) */ static void rxe_destroy_mcg(struct rxe_mcg *mcg) { - unsigned long flags; + /* delete mcast address outside of lock */ + rxe_mcast_del(mcg->rxe, &mcg->mgid); - spin_lock_irqsave(&mcg->rxe->mcg_lock, flags); + spin_lock_bh(&mcg->rxe->mcg_lock); __rxe_destroy_mcg(mcg); - spin_unlock_irqrestore(&mcg->rxe->mcg_lock, flags); + spin_unlock_bh(&mcg->rxe->mcg_lock); } /** @@ -339,25 +330,24 @@ static int rxe_attach_mcg(struct rxe_mcg *mcg, struct rxe_qp *qp) { struct rxe_dev *rxe = mcg->rxe; struct rxe_mca *mca, *tmp; - unsigned long flags; int err; /* check to see if the qp is already a member of the group */ - spin_lock_irqsave(&rxe->mcg_lock, flags); + spin_lock_bh(&rxe->mcg_lock); list_for_each_entry(mca, &mcg->qp_list, qp_list) { if (mca->qp == qp) { - spin_unlock_irqrestore(&rxe->mcg_lock, flags); + spin_unlock_bh(&rxe->mcg_lock); return 0; } } - spin_unlock_irqrestore(&rxe->mcg_lock, flags); + spin_unlock_bh(&rxe->mcg_lock); /* speculative alloc new mca without using GFP_ATOMIC */ mca = kzalloc(sizeof(*mca), GFP_KERNEL); if (!mca) return -ENOMEM; - spin_lock_irqsave(&rxe->mcg_lock, flags); + spin_lock_bh(&rxe->mcg_lock); /* re-check to see if someone else just attached qp */ list_for_each_entry(tmp, &mcg->qp_list, qp_list) { if (tmp->qp == qp) { @@ -371,7 +361,7 @@ static int rxe_attach_mcg(struct rxe_mcg *mcg, struct rxe_qp *qp) if (err) kfree(mca); out: - spin_unlock_irqrestore(&rxe->mcg_lock, flags); + spin_unlock_bh(&rxe->mcg_lock); return err; } @@ -405,9 +395,8 @@ static int rxe_detach_mcg(struct rxe_mcg *mcg, struct rxe_qp *qp) { struct rxe_dev *rxe = mcg->rxe; struct rxe_mca *mca, *tmp; - unsigned long flags; - spin_lock_irqsave(&rxe->mcg_lock, flags); + spin_lock_bh(&rxe->mcg_lock); list_for_each_entry_safe(mca, tmp, &mcg->qp_list, qp_list) { if (mca->qp == qp) { __rxe_cleanup_mca(mca, mcg); @@ -421,13 +410,13 @@ static int rxe_detach_mcg(struct rxe_mcg *mcg, struct rxe_qp *qp) if (atomic_read(&mcg->qp_num) <= 0) __rxe_destroy_mcg(mcg); - spin_unlock_irqrestore(&rxe->mcg_lock, flags); + spin_unlock_bh(&rxe->mcg_lock); return 0; } } /* we didn't find the qp on the list */ - spin_unlock_irqrestore(&rxe->mcg_lock, flags); + spin_unlock_bh(&rxe->mcg_lock); return -EINVAL; } diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c index 16fc7ea1298d..9cd0eaff98de 100644 --- a/drivers/infiniband/sw/rxe/rxe_resp.c +++ b/drivers/infiniband/sw/rxe/rxe_resp.c @@ -680,6 +680,11 @@ static struct resp_res *rxe_prepare_read_res(struct rxe_qp *qp, * It is assumed that the access permissions if originally good * are OK and the mappings to be unchanged. * + * TODO: If someone reregisters an MR to change its size or + * access permissions during the processing of an RDMA read + * we should kill the responder resource and complete the + * operation with an error. + * * Return: mr on success else NULL */ static struct rxe_mr *rxe_recheck_mr(struct rxe_qp *qp, u32 rkey) @@ -690,23 +695,27 @@ static struct rxe_mr *rxe_recheck_mr(struct rxe_qp *qp, u32 rkey) if (rkey_is_mw(rkey)) { mw = rxe_pool_get_index(&rxe->mw_pool, rkey >> 8); - if (!mw || mw->rkey != rkey) + if (!mw) return NULL; - if (mw->state != RXE_MW_STATE_VALID) { + mr = mw->mr; + if (mw->rkey != rkey || mw->state != RXE_MW_STATE_VALID || + !mr || mr->state != RXE_MR_STATE_VALID) { rxe_put(mw); return NULL; } - mr = mw->mr; + rxe_get(mr); rxe_put(mw); - } else { - mr = rxe_pool_get_index(&rxe->mr_pool, rkey >> 8); - if (!mr || mr->rkey != rkey) - return NULL; + + return mr; } - if (mr->state != RXE_MR_STATE_VALID) { + mr = rxe_pool_get_index(&rxe->mr_pool, rkey >> 8); + if (!mr) + return NULL; + + if (mr->rkey != rkey || mr->state != RXE_MR_STATE_VALID) { rxe_put(mr); return NULL; } @@ -736,8 +745,14 @@ static enum resp_states read_reply(struct rxe_qp *qp, } if (res->state == rdatm_res_state_new) { - mr = qp->resp.mr; - qp->resp.mr = NULL; + if (!res->replay) { + mr = qp->resp.mr; + qp->resp.mr = NULL; + } else { + mr = rxe_recheck_mr(qp, res->read.rkey); + if (!mr) + return RESPST_ERR_RKEY_VIOLATION; + } if (res->read.resid <= mtu) opcode = IB_OPCODE_RC_RDMA_READ_RESPONSE_ONLY; diff --git a/drivers/infiniband/sw/siw/siw_cm.c b/drivers/infiniband/sw/siw/siw_cm.c index 7acdd3c3a599..17f34d584cd9 100644 --- a/drivers/infiniband/sw/siw/siw_cm.c +++ b/drivers/infiniband/sw/siw/siw_cm.c @@ -968,14 +968,15 @@ static void siw_accept_newconn(struct siw_cep *cep) siw_cep_set_inuse(new_cep); rv = siw_proc_mpareq(new_cep); - siw_cep_set_free(new_cep); - if (rv != -EAGAIN) { siw_cep_put(cep); new_cep->listen_cep = NULL; - if (rv) + if (rv) { + siw_cep_set_free(new_cep); goto error; + } } + siw_cep_set_free(new_cep); } return; diff --git a/drivers/input/keyboard/cypress-sf.c b/drivers/input/keyboard/cypress-sf.c index c28996028e80..9a23eed6a4f4 100644 --- a/drivers/input/keyboard/cypress-sf.c +++ b/drivers/input/keyboard/cypress-sf.c @@ -61,6 +61,14 @@ static irqreturn_t cypress_sf_irq_handler(int irq, void *devid) return IRQ_HANDLED; } +static void cypress_sf_disable_regulators(void *arg) +{ + struct cypress_sf_data *touchkey = arg; + + regulator_bulk_disable(ARRAY_SIZE(touchkey->regulators), + touchkey->regulators); +} + static int cypress_sf_probe(struct i2c_client *client) { struct cypress_sf_data *touchkey; @@ -121,6 +129,12 @@ static int cypress_sf_probe(struct i2c_client *client) return error; } + error = devm_add_action_or_reset(&client->dev, + cypress_sf_disable_regulators, + touchkey); + if (error) + return error; + touchkey->input_dev = devm_input_allocate_device(&client->dev); if (!touchkey->input_dev) { dev_err(&client->dev, "Failed to allocate input device\n"); diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c index 43375b38ee59..8a7ce41b8c56 100644 --- a/drivers/input/keyboard/omap4-keypad.c +++ b/drivers/input/keyboard/omap4-keypad.c @@ -393,7 +393,7 @@ static int omap4_keypad_probe(struct platform_device *pdev) * revision register. */ error = pm_runtime_get_sync(dev); - if (error) { + if (error < 0) { dev_err(dev, "pm_runtime_get_sync() failed\n"); pm_runtime_put_noidle(dev); return error; diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c index 9050ca1f4285..808f6e7a8048 100644 --- a/drivers/interconnect/core.c +++ b/drivers/interconnect/core.c @@ -1087,9 +1087,15 @@ static int of_count_icc_providers(struct device_node *np) { struct device_node *child; int count = 0; + const struct of_device_id __maybe_unused ignore_list[] = { + { .compatible = "qcom,sc7180-ipa-virt" }, + { .compatible = "qcom,sdx55-ipa-virt" }, + {} + }; for_each_available_child_of_node(np, child) { - if (of_property_read_bool(child, "#interconnect-cells")) + if (of_property_read_bool(child, "#interconnect-cells") && + likely(!of_match_node(ignore_list, child))) count++; count += of_count_icc_providers(child); } diff --git a/drivers/interconnect/qcom/sc7180.c b/drivers/interconnect/qcom/sc7180.c index 12d59c36df53..5f7c0f85fa8e 100644 --- a/drivers/interconnect/qcom/sc7180.c +++ b/drivers/interconnect/qcom/sc7180.c @@ -47,7 +47,6 @@ DEFINE_QNODE(qnm_mnoc_sf, SC7180_MASTER_MNOC_SF_MEM_NOC, 1, 32, SC7180_SLAVE_GEM DEFINE_QNODE(qnm_snoc_gc, SC7180_MASTER_SNOC_GC_MEM_NOC, 1, 8, SC7180_SLAVE_LLCC); DEFINE_QNODE(qnm_snoc_sf, SC7180_MASTER_SNOC_SF_MEM_NOC, 1, 16, SC7180_SLAVE_LLCC); DEFINE_QNODE(qxm_gpu, SC7180_MASTER_GFX3D, 2, 32, SC7180_SLAVE_GEM_NOC_SNOC, SC7180_SLAVE_LLCC); -DEFINE_QNODE(ipa_core_master, SC7180_MASTER_IPA_CORE, 1, 8, SC7180_SLAVE_IPA_CORE); DEFINE_QNODE(llcc_mc, SC7180_MASTER_LLCC, 2, 4, SC7180_SLAVE_EBI1); DEFINE_QNODE(qhm_mnoc_cfg, SC7180_MASTER_CNOC_MNOC_CFG, 1, 4, SC7180_SLAVE_SERVICE_MNOC); DEFINE_QNODE(qxm_camnoc_hf0, SC7180_MASTER_CAMNOC_HF0, 2, 32, SC7180_SLAVE_MNOC_HF_MEM_NOC); @@ -129,7 +128,6 @@ DEFINE_QNODE(qhs_mdsp_ms_mpu_cfg, SC7180_SLAVE_MSS_PROC_MS_MPU_CFG, 1, 4); DEFINE_QNODE(qns_gem_noc_snoc, SC7180_SLAVE_GEM_NOC_SNOC, 1, 8, SC7180_MASTER_GEM_NOC_SNOC); DEFINE_QNODE(qns_llcc, SC7180_SLAVE_LLCC, 1, 16, SC7180_MASTER_LLCC); DEFINE_QNODE(srvc_gemnoc, SC7180_SLAVE_SERVICE_GEM_NOC, 1, 4); -DEFINE_QNODE(ipa_core_slave, SC7180_SLAVE_IPA_CORE, 1, 8); DEFINE_QNODE(ebi, SC7180_SLAVE_EBI1, 2, 4); DEFINE_QNODE(qns_mem_noc_hf, SC7180_SLAVE_MNOC_HF_MEM_NOC, 1, 32, SC7180_MASTER_MNOC_HF_MEM_NOC); DEFINE_QNODE(qns_mem_noc_sf, SC7180_SLAVE_MNOC_SF_MEM_NOC, 1, 32, SC7180_MASTER_MNOC_SF_MEM_NOC); @@ -160,7 +158,6 @@ DEFINE_QBCM(bcm_mc0, "MC0", true, &ebi); DEFINE_QBCM(bcm_sh0, "SH0", true, &qns_llcc); DEFINE_QBCM(bcm_mm0, "MM0", false, &qns_mem_noc_hf); DEFINE_QBCM(bcm_ce0, "CE0", false, &qxm_crypto); -DEFINE_QBCM(bcm_ip0, "IP0", false, &ipa_core_slave); DEFINE_QBCM(bcm_cn0, "CN0", true, &qnm_snoc, &xm_qdss_dap, &qhs_a1_noc_cfg, &qhs_a2_noc_cfg, &qhs_ahb2phy0, &qhs_aop, &qhs_aoss, &qhs_boot_rom, &qhs_camera_cfg, &qhs_camera_nrt_throttle_cfg, &qhs_camera_rt_throttle_cfg, &qhs_clk_ctl, &qhs_cpr_cx, &qhs_cpr_mx, &qhs_crypto0_cfg, &qhs_dcc_cfg, &qhs_ddrss_cfg, &qhs_display_cfg, &qhs_display_rt_throttle_cfg, &qhs_display_throttle_cfg, &qhs_glm, &qhs_gpuss_cfg, &qhs_imem_cfg, &qhs_ipa, &qhs_mnoc_cfg, &qhs_mss_cfg, &qhs_npu_cfg, &qhs_npu_dma_throttle_cfg, &qhs_npu_dsp_throttle_cfg, &qhs_pimem_cfg, &qhs_prng, &qhs_qdss_cfg, &qhs_qm_cfg, &qhs_qm_mpu_cfg, &qhs_qup0, &qhs_qup1, &qhs_security, &qhs_snoc_cfg, &qhs_tcsr, &qhs_tlmm_1, &qhs_tlmm_2, &qhs_tlmm_3, &qhs_ufs_mem_cfg, &qhs_usb3, &qhs_venus_cfg, &qhs_venus_throttle_cfg, &qhs_vsense_ctrl_cfg, &srvc_cnoc); DEFINE_QBCM(bcm_mm1, "MM1", false, &qxm_camnoc_hf0_uncomp, &qxm_camnoc_hf1_uncomp, &qxm_camnoc_sf_uncomp, &qhm_mnoc_cfg, &qxm_mdp0, &qxm_rot, &qxm_venus0, &qxm_venus_arm9); DEFINE_QBCM(bcm_sh2, "SH2", false, &acm_sys_tcu); @@ -372,22 +369,6 @@ static struct qcom_icc_desc sc7180_gem_noc = { .num_bcms = ARRAY_SIZE(gem_noc_bcms), }; -static struct qcom_icc_bcm *ipa_virt_bcms[] = { - &bcm_ip0, -}; - -static struct qcom_icc_node *ipa_virt_nodes[] = { - [MASTER_IPA_CORE] = &ipa_core_master, - [SLAVE_IPA_CORE] = &ipa_core_slave, -}; - -static struct qcom_icc_desc sc7180_ipa_virt = { - .nodes = ipa_virt_nodes, - .num_nodes = ARRAY_SIZE(ipa_virt_nodes), - .bcms = ipa_virt_bcms, - .num_bcms = ARRAY_SIZE(ipa_virt_bcms), -}; - static struct qcom_icc_bcm *mc_virt_bcms[] = { &bcm_acv, &bcm_mc0, @@ -519,8 +500,6 @@ static const struct of_device_id qnoc_of_match[] = { .data = &sc7180_dc_noc}, { .compatible = "qcom,sc7180-gem-noc", .data = &sc7180_gem_noc}, - { .compatible = "qcom,sc7180-ipa-virt", - .data = &sc7180_ipa_virt}, { .compatible = "qcom,sc7180-mc-virt", .data = &sc7180_mc_virt}, { .compatible = "qcom,sc7180-mmss-noc", diff --git a/drivers/interconnect/qcom/sdx55.c b/drivers/interconnect/qcom/sdx55.c index 03d604f84cc5..e3ac25a997b7 100644 --- a/drivers/interconnect/qcom/sdx55.c +++ b/drivers/interconnect/qcom/sdx55.c @@ -18,7 +18,6 @@ #include "icc-rpmh.h" #include "sdx55.h" -DEFINE_QNODE(ipa_core_master, SDX55_MASTER_IPA_CORE, 1, 8, SDX55_SLAVE_IPA_CORE); DEFINE_QNODE(llcc_mc, SDX55_MASTER_LLCC, 4, 4, SDX55_SLAVE_EBI_CH0); DEFINE_QNODE(acm_tcu, SDX55_MASTER_TCU_0, 1, 8, SDX55_SLAVE_LLCC, SDX55_SLAVE_MEM_NOC_SNOC, SDX55_SLAVE_MEM_NOC_PCIE_SNOC); DEFINE_QNODE(qnm_snoc_gc, SDX55_MASTER_SNOC_GC_MEM_NOC, 1, 8, SDX55_SLAVE_LLCC); @@ -40,7 +39,6 @@ DEFINE_QNODE(xm_pcie, SDX55_MASTER_PCIE, 1, 8, SDX55_SLAVE_ANOC_SNOC); DEFINE_QNODE(xm_qdss_etr, SDX55_MASTER_QDSS_ETR, 1, 8, SDX55_SLAVE_SNOC_CFG, SDX55_SLAVE_EMAC_CFG, SDX55_SLAVE_USB3, SDX55_SLAVE_AOSS, SDX55_SLAVE_SPMI_FETCHER, SDX55_SLAVE_QDSS_CFG, SDX55_SLAVE_PDM, SDX55_SLAVE_SNOC_MEM_NOC_GC, SDX55_SLAVE_TCSR, SDX55_SLAVE_CNOC_DDRSS, SDX55_SLAVE_SPMI_VGI_COEX, SDX55_SLAVE_QPIC, SDX55_SLAVE_OCIMEM, SDX55_SLAVE_IPA_CFG, SDX55_SLAVE_USB3_PHY_CFG, SDX55_SLAVE_AOP, SDX55_SLAVE_BLSP_1, SDX55_SLAVE_SDCC_1, SDX55_SLAVE_CNOC_MSS, SDX55_SLAVE_PCIE_PARF, SDX55_SLAVE_ECC_CFG, SDX55_SLAVE_AUDIO, SDX55_SLAVE_AOSS, SDX55_SLAVE_PRNG, SDX55_SLAVE_CRYPTO_0_CFG, SDX55_SLAVE_TCU, SDX55_SLAVE_CLK_CTL, SDX55_SLAVE_IMEM_CFG); DEFINE_QNODE(xm_sdc1, SDX55_MASTER_SDCC_1, 1, 8, SDX55_SLAVE_AOSS, SDX55_SLAVE_IPA_CFG, SDX55_SLAVE_ANOC_SNOC, SDX55_SLAVE_AOP, SDX55_SLAVE_AUDIO); DEFINE_QNODE(xm_usb3, SDX55_MASTER_USB3, 1, 8, SDX55_SLAVE_ANOC_SNOC); -DEFINE_QNODE(ipa_core_slave, SDX55_SLAVE_IPA_CORE, 1, 8); DEFINE_QNODE(ebi, SDX55_SLAVE_EBI_CH0, 1, 4); DEFINE_QNODE(qns_llcc, SDX55_SLAVE_LLCC, 1, 16, SDX55_SLAVE_EBI_CH0); DEFINE_QNODE(qns_memnoc_snoc, SDX55_SLAVE_MEM_NOC_SNOC, 1, 8, SDX55_MASTER_MEM_NOC_SNOC); @@ -82,7 +80,6 @@ DEFINE_QNODE(xs_sys_tcu_cfg, SDX55_SLAVE_TCU, 1, 8); DEFINE_QBCM(bcm_mc0, "MC0", true, &ebi); DEFINE_QBCM(bcm_sh0, "SH0", true, &qns_llcc); DEFINE_QBCM(bcm_ce0, "CE0", false, &qxm_crypto); -DEFINE_QBCM(bcm_ip0, "IP0", false, &ipa_core_slave); DEFINE_QBCM(bcm_pn0, "PN0", false, &qhm_snoc_cfg); DEFINE_QBCM(bcm_sh3, "SH3", false, &xm_apps_rdwr); DEFINE_QBCM(bcm_sh4, "SH4", false, &qns_memnoc_snoc, &qns_sys_pcie); @@ -219,22 +216,6 @@ static const struct qcom_icc_desc sdx55_system_noc = { .num_bcms = ARRAY_SIZE(system_noc_bcms), }; -static struct qcom_icc_bcm *ipa_virt_bcms[] = { - &bcm_ip0, -}; - -static struct qcom_icc_node *ipa_virt_nodes[] = { - [MASTER_IPA_CORE] = &ipa_core_master, - [SLAVE_IPA_CORE] = &ipa_core_slave, -}; - -static const struct qcom_icc_desc sdx55_ipa_virt = { - .nodes = ipa_virt_nodes, - .num_nodes = ARRAY_SIZE(ipa_virt_nodes), - .bcms = ipa_virt_bcms, - .num_bcms = ARRAY_SIZE(ipa_virt_bcms), -}; - static const struct of_device_id qnoc_of_match[] = { { .compatible = "qcom,sdx55-mc-virt", .data = &sdx55_mc_virt}, @@ -242,8 +223,6 @@ static const struct of_device_id qnoc_of_match[] = { .data = &sdx55_mem_noc}, { .compatible = "qcom,sdx55-system-noc", .data = &sdx55_system_noc}, - { .compatible = "qcom,sdx55-ipa-virt", - .data = &sdx55_ipa_virt}, { } }; MODULE_DEVICE_TABLE(of, qnoc_of_match); diff --git a/drivers/iommu/apple-dart.c b/drivers/iommu/apple-dart.c index decafb07ad08..8af0242a90d9 100644 --- a/drivers/iommu/apple-dart.c +++ b/drivers/iommu/apple-dart.c @@ -773,6 +773,7 @@ static const struct iommu_ops apple_dart_iommu_ops = { .get_resv_regions = apple_dart_get_resv_regions, .put_resv_regions = generic_iommu_put_resv_regions, .pgsize_bitmap = -1UL, /* Restricted during dart probe */ + .owner = THIS_MODULE, .default_domain_ops = &(const struct iommu_domain_ops) { .attach_dev = apple_dart_attach_dev, .detach_dev = apple_dart_detach_dev, @@ -859,16 +860,15 @@ static int apple_dart_probe(struct platform_device *pdev) dart->dev = dev; spin_lock_init(&dart->lock); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + dart->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res); + if (IS_ERR(dart->regs)) + return PTR_ERR(dart->regs); + if (resource_size(res) < 0x4000) { dev_err(dev, "MMIO region too small (%pr)\n", res); return -EINVAL; } - dart->regs = devm_ioremap_resource(dev, res); - if (IS_ERR(dart->regs)) - return PTR_ERR(dart->regs); - dart->irq = platform_get_irq(pdev, 0); if (dart->irq < 0) return -ENODEV; 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 22ddd05bbdcd..c623dae1e115 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 @@ -183,7 +183,14 @@ static void arm_smmu_mm_invalidate_range(struct mmu_notifier *mn, { struct arm_smmu_mmu_notifier *smmu_mn = mn_to_smmu(mn); struct arm_smmu_domain *smmu_domain = smmu_mn->domain; - size_t size = end - start + 1; + size_t size; + + /* + * The mm_types defines vm_end as the first byte after the end address, + * different from IOMMU subsystem using the last address of an address + * range. So do a simple translation here by calculating size correctly. + */ + size = end - start; if (!(smmu_domain->smmu->features & ARM_SMMU_FEAT_BTM)) arm_smmu_tlb_inv_range_asid(start, size, smmu_mn->cd->asid, diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c b/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c index 01e9b50b10a1..87bf522b9d2e 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c @@ -258,6 +258,34 @@ static void nvidia_smmu_probe_finalize(struct arm_smmu_device *smmu, struct devi dev_name(dev), err); } +static int nvidia_smmu_init_context(struct arm_smmu_domain *smmu_domain, + struct io_pgtable_cfg *pgtbl_cfg, + struct device *dev) +{ + struct arm_smmu_device *smmu = smmu_domain->smmu; + const struct device_node *np = smmu->dev->of_node; + + /* + * Tegra194 and Tegra234 SoCs have the erratum that causes walk cache + * entries to not be invalidated correctly. The problem is that the walk + * cache index generated for IOVA is not same across translation and + * invalidation requests. This is leading to page faults when PMD entry + * is released during unmap and populated with new PTE table during + * subsequent map request. Disabling large page mappings avoids the + * release of PMD entry and avoid translations seeing stale PMD entry in + * walk cache. + * Fix this by limiting the page mappings to PAGE_SIZE on Tegra194 and + * Tegra234. + */ + if (of_device_is_compatible(np, "nvidia,tegra234-smmu") || + of_device_is_compatible(np, "nvidia,tegra194-smmu")) { + smmu->pgsize_bitmap = PAGE_SIZE; + pgtbl_cfg->pgsize_bitmap = smmu->pgsize_bitmap; + } + + return 0; +} + static const struct arm_smmu_impl nvidia_smmu_impl = { .read_reg = nvidia_smmu_read_reg, .write_reg = nvidia_smmu_write_reg, @@ -268,10 +296,12 @@ static const struct arm_smmu_impl nvidia_smmu_impl = { .global_fault = nvidia_smmu_global_fault, .context_fault = nvidia_smmu_context_fault, .probe_finalize = nvidia_smmu_probe_finalize, + .init_context = nvidia_smmu_init_context, }; static const struct arm_smmu_impl nvidia_smmu_single_impl = { .probe_finalize = nvidia_smmu_probe_finalize, + .init_context = nvidia_smmu_init_context, }; struct arm_smmu_device *nvidia_smmu_impl_init(struct arm_smmu_device *smmu) diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index df5c62ecf942..0ea47e17b379 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -1588,7 +1588,8 @@ static void iommu_flush_iotlb_psi(struct intel_iommu *iommu, unsigned long pfn, unsigned int pages, int ih, int map) { - unsigned int mask = ilog2(__roundup_pow_of_two(pages)); + unsigned int aligned_pages = __roundup_pow_of_two(pages); + unsigned int mask = ilog2(aligned_pages); uint64_t addr = (uint64_t)pfn << VTD_PAGE_SHIFT; u16 did = domain->iommu_did[iommu->seq_id]; @@ -1600,10 +1601,30 @@ static void iommu_flush_iotlb_psi(struct intel_iommu *iommu, if (domain_use_first_level(domain)) { qi_flush_piotlb(iommu, did, PASID_RID2PASID, 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. PSI requires page size to be 2 ^ x, - * and the base address is naturally aligned to the size. + * the size is too big. */ if (!cap_pgsel_inv(iommu->cap) || mask > cap_max_amask_val(iommu->cap)) diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 23a38763c1d1..7ee37d996e15 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -757,6 +757,10 @@ bad_req: goto bad_req; } + /* Drop Stop Marker message. No need for a response. */ + if (unlikely(req->lpig && !req->rd_req && !req->wr_req)) + goto prq_advance; + if (!svm || svm->pasid != req->pasid) { /* * It can't go away, because the driver is not permitted diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index f2c45b85b9fc..857d4c2fd1a2 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -506,6 +506,13 @@ int iommu_get_group_resv_regions(struct iommu_group *group, list_for_each_entry(device, &group->devices, list) { struct list_head dev_resv_regions; + /* + * Non-API groups still expose reserved_regions in sysfs, + * so filter out calls that get here that way. + */ + if (!device->dev->iommu) + break; + INIT_LIST_HEAD(&dev_resv_regions); iommu_get_resv_regions(device->dev, &dev_resv_regions); ret = iommu_insert_device_resv_regions(&dev_resv_regions, head); @@ -3019,7 +3026,7 @@ static ssize_t iommu_group_store_type(struct iommu_group *group, if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) return -EACCES; - if (WARN_ON(!group)) + if (WARN_ON(!group) || !group->default_domain) return -EINVAL; if (sysfs_streq(buf, "identity")) diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c index 7c2ca52ca3e4..df5347ea450b 100644 --- a/drivers/md/bcache/journal.c +++ b/drivers/md/bcache/journal.c @@ -771,12 +771,12 @@ static void journal_write_unlocked(struct closure *cl) bio_reset(bio, ca->bdev, REQ_OP_WRITE | REQ_SYNC | REQ_META | REQ_PREFLUSH | REQ_FUA); - bch_bio_map(bio, w->data); bio->bi_iter.bi_sector = PTR_OFFSET(k, i); bio->bi_iter.bi_size = sectors << 9; bio->bi_end_io = journal_write_endio; bio->bi_private = w; + bch_bio_map(bio, w->data); trace_bcache_journal_write(bio, w->data->keys); bio_list_add(&list, bio); diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index fdd0194f84dd..320fcdfef48e 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -685,7 +685,7 @@ static void do_bio_hook(struct search *s, { struct bio *bio = &s->bio.bio; - bio_init_clone(bio->bi_bdev, bio, orig_bio, GFP_NOIO); + bio_init_clone(orig_bio->bi_bdev, bio, orig_bio, GFP_NOIO); /* * bi_end_io can be set separately somewhere else, e.g. the * variants in, diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index ad2d5faa2ebb..36ae30b73a6e 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -4399,6 +4399,7 @@ try_smaller_buffer: } if (ic->internal_hash) { + size_t recalc_tags_size; ic->recalc_wq = alloc_workqueue("dm-integrity-recalc", WQ_MEM_RECLAIM, 1); if (!ic->recalc_wq ) { ti->error = "Cannot allocate workqueue"; @@ -4412,8 +4413,10 @@ try_smaller_buffer: r = -ENOMEM; goto bad; } - ic->recalc_tags = kvmalloc_array(RECALC_SECTORS >> ic->sb->log2_sectors_per_block, - ic->tag_size, GFP_KERNEL); + recalc_tags_size = (RECALC_SECTORS >> ic->sb->log2_sectors_per_block) * ic->tag_size; + if (crypto_shash_digestsize(ic->internal_hash) > ic->tag_size) + recalc_tags_size += crypto_shash_digestsize(ic->internal_hash) - ic->tag_size; + ic->recalc_tags = kvmalloc(recalc_tags_size, GFP_KERNEL); if (!ic->recalc_tags) { ti->error = "Cannot allocate tags for recalculating"; r = -ENOMEM; diff --git a/drivers/md/dm-ps-historical-service-time.c b/drivers/md/dm-ps-historical-service-time.c index 875bca30a0dd..82f2a06153dc 100644 --- a/drivers/md/dm-ps-historical-service-time.c +++ b/drivers/md/dm-ps-historical-service-time.c @@ -27,7 +27,6 @@ #include <linux/blkdev.h> #include <linux/slab.h> #include <linux/module.h> -#include <linux/sched/clock.h> #define DM_MSG_PREFIX "multipath historical-service-time" @@ -433,7 +432,7 @@ static struct dm_path *hst_select_path(struct path_selector *ps, { struct selector *s = ps->context; struct path_info *pi = NULL, *best = NULL; - u64 time_now = sched_clock(); + u64 time_now = ktime_get_ns(); struct dm_path *ret = NULL; unsigned long flags; @@ -474,7 +473,7 @@ static int hst_start_io(struct path_selector *ps, struct dm_path *path, static u64 path_service_time(struct path_info *pi, u64 start_time) { - u64 sched_now = ktime_get_ns(); + u64 now = ktime_get_ns(); /* if a previous disk request has finished after this IO was * sent to the hardware, pretend the submission happened @@ -483,11 +482,11 @@ static u64 path_service_time(struct path_info *pi, u64 start_time) if (time_after64(pi->last_finish, start_time)) start_time = pi->last_finish; - pi->last_finish = sched_now; - if (time_before64(sched_now, start_time)) + pi->last_finish = now; + if (time_before64(now, start_time)) return 0; - return sched_now - start_time; + return now - start_time; } static int hst_end_io(struct path_selector *ps, struct dm_path *path, diff --git a/drivers/md/dm-zone.c b/drivers/md/dm-zone.c index c1ca9be4b79e..57daa86c19cf 100644 --- a/drivers/md/dm-zone.c +++ b/drivers/md/dm-zone.c @@ -360,16 +360,20 @@ static int dm_update_zone_wp_offset(struct mapped_device *md, unsigned int zno, return 0; } +struct orig_bio_details { + unsigned int op; + unsigned int nr_sectors; +}; + /* * First phase of BIO mapping for targets with zone append emulation: * check all BIO that change a zone writer pointer and change zone * append operations into regular write operations. */ static bool dm_zone_map_bio_begin(struct mapped_device *md, - struct bio *orig_bio, struct bio *clone) + unsigned int zno, struct bio *clone) { sector_t zsectors = blk_queue_zone_sectors(md->queue); - unsigned int zno = bio_zone_no(orig_bio); unsigned int zwp_offset = READ_ONCE(md->zwp_offset[zno]); /* @@ -384,7 +388,7 @@ static bool dm_zone_map_bio_begin(struct mapped_device *md, WRITE_ONCE(md->zwp_offset[zno], zwp_offset); } - switch (bio_op(orig_bio)) { + switch (bio_op(clone)) { case REQ_OP_ZONE_RESET: case REQ_OP_ZONE_FINISH: return true; @@ -401,9 +405,8 @@ static bool dm_zone_map_bio_begin(struct mapped_device *md, * target zone. */ clone->bi_opf = REQ_OP_WRITE | REQ_NOMERGE | - (orig_bio->bi_opf & (~REQ_OP_MASK)); - clone->bi_iter.bi_sector = - orig_bio->bi_iter.bi_sector + zwp_offset; + (clone->bi_opf & (~REQ_OP_MASK)); + clone->bi_iter.bi_sector += zwp_offset; break; default: DMWARN_LIMIT("Invalid BIO operation"); @@ -423,11 +426,10 @@ static bool dm_zone_map_bio_begin(struct mapped_device *md, * data written to a zone. Note that at this point, the remapped clone BIO * may already have completed, so we do not touch it. */ -static blk_status_t dm_zone_map_bio_end(struct mapped_device *md, - struct bio *orig_bio, +static blk_status_t dm_zone_map_bio_end(struct mapped_device *md, unsigned int zno, + struct orig_bio_details *orig_bio_details, unsigned int nr_sectors) { - unsigned int zno = bio_zone_no(orig_bio); unsigned int zwp_offset = READ_ONCE(md->zwp_offset[zno]); /* The clone BIO may already have been completed and failed */ @@ -435,7 +437,7 @@ static blk_status_t dm_zone_map_bio_end(struct mapped_device *md, return BLK_STS_IOERR; /* Update the zone wp offset */ - switch (bio_op(orig_bio)) { + switch (orig_bio_details->op) { case REQ_OP_ZONE_RESET: WRITE_ONCE(md->zwp_offset[zno], 0); return BLK_STS_OK; @@ -452,7 +454,7 @@ static blk_status_t dm_zone_map_bio_end(struct mapped_device *md, * Check that the target did not truncate the write operation * emulating a zone append. */ - if (nr_sectors != bio_sectors(orig_bio)) { + if (nr_sectors != orig_bio_details->nr_sectors) { DMWARN_LIMIT("Truncated write for zone append"); return BLK_STS_IOERR; } @@ -488,7 +490,7 @@ static inline void dm_zone_unlock(struct request_queue *q, bio_clear_flag(clone, BIO_ZONE_WRITE_LOCKED); } -static bool dm_need_zone_wp_tracking(struct bio *orig_bio) +static bool dm_need_zone_wp_tracking(struct bio *bio) { /* * Special processing is not needed for operations that do not need the @@ -496,15 +498,15 @@ static bool dm_need_zone_wp_tracking(struct bio *orig_bio) * zones and all operations that do not modify directly a sequential * zone write pointer. */ - if (op_is_flush(orig_bio->bi_opf) && !bio_sectors(orig_bio)) + if (op_is_flush(bio->bi_opf) && !bio_sectors(bio)) return false; - switch (bio_op(orig_bio)) { + switch (bio_op(bio)) { case REQ_OP_WRITE_ZEROES: case REQ_OP_WRITE: case REQ_OP_ZONE_RESET: case REQ_OP_ZONE_FINISH: case REQ_OP_ZONE_APPEND: - return bio_zone_is_seq(orig_bio); + return bio_zone_is_seq(bio); default: return false; } @@ -519,8 +521,8 @@ int dm_zone_map_bio(struct dm_target_io *tio) struct dm_target *ti = tio->ti; struct mapped_device *md = io->md; struct request_queue *q = md->queue; - struct bio *orig_bio = io->orig_bio; struct bio *clone = &tio->clone; + struct orig_bio_details orig_bio_details; unsigned int zno; blk_status_t sts; int r; @@ -529,18 +531,21 @@ int dm_zone_map_bio(struct dm_target_io *tio) * IOs that do not change a zone write pointer do not need * any additional special processing. */ - if (!dm_need_zone_wp_tracking(orig_bio)) + if (!dm_need_zone_wp_tracking(clone)) return ti->type->map(ti, clone); /* Lock the target zone */ - zno = bio_zone_no(orig_bio); + zno = bio_zone_no(clone); dm_zone_lock(q, zno, clone); + orig_bio_details.nr_sectors = bio_sectors(clone); + orig_bio_details.op = bio_op(clone); + /* * Check that the bio and the target zone write pointer offset are * both valid, and if the bio is a zone append, remap it to a write. */ - if (!dm_zone_map_bio_begin(md, orig_bio, clone)) { + if (!dm_zone_map_bio_begin(md, zno, clone)) { dm_zone_unlock(q, zno, clone); return DM_MAPIO_KILL; } @@ -560,7 +565,8 @@ int dm_zone_map_bio(struct dm_target_io *tio) * The target submitted the clone BIO. The target zone will * be unlocked on completion of the clone. */ - sts = dm_zone_map_bio_end(md, orig_bio, *tio->len_ptr); + sts = dm_zone_map_bio_end(md, zno, &orig_bio_details, + *tio->len_ptr); break; case DM_MAPIO_REMAPPED: /* @@ -568,7 +574,8 @@ int dm_zone_map_bio(struct dm_target_io *tio) * unlock the target zone here as the clone will not be * submitted. */ - sts = dm_zone_map_bio_end(md, orig_bio, *tio->len_ptr); + sts = dm_zone_map_bio_end(md, zno, &orig_bio_details, + *tio->len_ptr); if (sts != BLK_STS_OK) dm_zone_unlock(q, zno, clone); break; diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 3c5fad7c4ee6..82957bd460e8 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1323,8 +1323,7 @@ static void __map_bio(struct bio *clone) } static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci, - struct dm_target *ti, unsigned num_bios, - unsigned *len) + struct dm_target *ti, unsigned num_bios) { struct bio *bio; int try; @@ -1335,7 +1334,7 @@ static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci, if (try) mutex_lock(&ci->io->md->table_devices_lock); for (bio_nr = 0; bio_nr < num_bios; bio_nr++) { - bio = alloc_tio(ci, ti, bio_nr, len, + bio = alloc_tio(ci, ti, bio_nr, NULL, try ? GFP_NOIO : GFP_NOWAIT); if (!bio) break; @@ -1363,11 +1362,11 @@ static void __send_duplicate_bios(struct clone_info *ci, struct dm_target *ti, break; case 1: clone = alloc_tio(ci, ti, 0, len, GFP_NOIO); - dm_tio_set_flag(clone_to_tio(clone), DM_TIO_IS_DUPLICATE_BIO); __map_bio(clone); break; default: - alloc_multiple_bios(&blist, ci, ti, num_bios, len); + /* dm_accept_partial_bio() is not supported with shared tio->len_ptr */ + alloc_multiple_bios(&blist, ci, ti, num_bios); while ((clone = bio_list_pop(&blist))) { dm_tio_set_flag(clone_to_tio(clone), DM_TIO_IS_DUPLICATE_BIO); __map_bio(clone); @@ -1392,6 +1391,7 @@ static void __send_empty_flush(struct clone_info *ci) ci->bio = &flush_bio; ci->sector_count = 0; + ci->io->tio.clone.bi_iter.bi_size = 0; while ((ti = dm_table_get_target(ci->map, target_nr++))) __send_duplicate_bios(ci, ti, ti->num_flush_bios, NULL); @@ -1407,14 +1407,10 @@ static void __send_changing_extent_only(struct clone_info *ci, struct dm_target len = min_t(sector_t, ci->sector_count, max_io_len_target_boundary(ti, dm_target_offset(ti, ci->sector))); - /* - * dm_accept_partial_bio cannot be used with duplicate bios, - * so update clone_info cursor before __send_duplicate_bios(). - */ + __send_duplicate_bios(ci, ti, num_bios, &len); + ci->sector += len; ci->sector_count -= len; - - __send_duplicate_bios(ci, ti, num_bios, &len); } static bool is_abnormal_io(struct bio *bio) diff --git a/drivers/media/platform/nxp/Kconfig b/drivers/media/platform/nxp/Kconfig index 28f2bafc14d2..5afa373e534f 100644 --- a/drivers/media/platform/nxp/Kconfig +++ b/drivers/media/platform/nxp/Kconfig @@ -7,6 +7,7 @@ comment "NXP media platform drivers" config VIDEO_IMX_MIPI_CSIS tristate "NXP MIPI CSI-2 CSIS receiver found on i.MX7 and i.MX8 models" depends on ARCH_MXC || COMPILE_TEST + depends on VIDEO_DEV select MEDIA_CONTROLLER select V4L2_FWNODE select VIDEO_V4L2_SUBDEV_API diff --git a/drivers/media/platform/rockchip/rga/rga.c b/drivers/media/platform/rockchip/rga/rga.c index 4de5e8d2b261..3d3d1062e212 100644 --- a/drivers/media/platform/rockchip/rga/rga.c +++ b/drivers/media/platform/rockchip/rga/rga.c @@ -892,7 +892,7 @@ static int rga_probe(struct platform_device *pdev) } rga->dst_mmu_pages = (unsigned int *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 3); - if (rga->dst_mmu_pages) { + if (!rga->dst_mmu_pages) { ret = -ENOMEM; goto free_src_pages; } diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c index 47029746b89e..0de587b412d4 100644 --- a/drivers/media/tuners/si2157.c +++ b/drivers/media/tuners/si2157.c @@ -77,16 +77,16 @@ err_mutex_unlock: } static const struct si2157_tuner_info si2157_tuners[] = { - { SI2141, false, 0x60, SI2141_60_FIRMWARE, SI2141_A10_FIRMWARE }, - { SI2141, false, 0x61, SI2141_61_FIRMWARE, SI2141_A10_FIRMWARE }, - { SI2146, false, 0x11, SI2146_11_FIRMWARE, NULL }, - { SI2147, false, 0x50, SI2147_50_FIRMWARE, NULL }, - { SI2148, true, 0x32, SI2148_32_FIRMWARE, SI2158_A20_FIRMWARE }, - { SI2148, true, 0x33, SI2148_33_FIRMWARE, SI2158_A20_FIRMWARE }, - { SI2157, false, 0x50, SI2157_50_FIRMWARE, SI2157_A30_FIRMWARE }, - { SI2158, false, 0x50, SI2158_50_FIRMWARE, SI2158_A20_FIRMWARE }, - { SI2158, false, 0x51, SI2158_51_FIRMWARE, SI2158_A20_FIRMWARE }, - { SI2177, false, 0x50, SI2177_50_FIRMWARE, SI2157_A30_FIRMWARE }, + { SI2141, 0x60, false, SI2141_60_FIRMWARE, SI2141_A10_FIRMWARE }, + { SI2141, 0x61, false, SI2141_61_FIRMWARE, SI2141_A10_FIRMWARE }, + { SI2146, 0x11, false, SI2146_11_FIRMWARE, NULL }, + { SI2147, 0x50, false, SI2147_50_FIRMWARE, NULL }, + { SI2148, 0x32, true, SI2148_32_FIRMWARE, SI2158_A20_FIRMWARE }, + { SI2148, 0x33, true, SI2148_33_FIRMWARE, SI2158_A20_FIRMWARE }, + { SI2157, 0x50, false, SI2157_50_FIRMWARE, SI2157_A30_FIRMWARE }, + { SI2158, 0x50, false, SI2158_50_FIRMWARE, SI2158_A20_FIRMWARE }, + { SI2158, 0x51, false, SI2158_51_FIRMWARE, SI2158_A20_FIRMWARE }, + { SI2177, 0x50, false, SI2177_50_FIRMWARE, SI2157_A30_FIRMWARE }, }; static int si2157_load_firmware(struct dvb_frontend *fe, @@ -178,7 +178,7 @@ static int si2157_find_and_load_firmware(struct dvb_frontend *fe) } } - if (!fw_name && !fw_alt_name) { + if (required && !fw_name && !fw_alt_name) { dev_err(&client->dev, "unknown chip version Si21%d-%c%c%c ROM 0x%02x\n", part_id, cmd.args[1], cmd.args[3], cmd.args[4], rom_id); diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c index c267283b01fd..e749dcb3ddea 100644 --- a/drivers/memory/atmel-ebi.c +++ b/drivers/memory/atmel-ebi.c @@ -544,20 +544,27 @@ static int atmel_ebi_probe(struct platform_device *pdev) smc_np = of_parse_phandle(dev->of_node, "atmel,smc", 0); ebi->smc.regmap = syscon_node_to_regmap(smc_np); - if (IS_ERR(ebi->smc.regmap)) - return PTR_ERR(ebi->smc.regmap); + if (IS_ERR(ebi->smc.regmap)) { + ret = PTR_ERR(ebi->smc.regmap); + goto put_node; + } ebi->smc.layout = atmel_hsmc_get_reg_layout(smc_np); - if (IS_ERR(ebi->smc.layout)) - return PTR_ERR(ebi->smc.layout); + if (IS_ERR(ebi->smc.layout)) { + ret = PTR_ERR(ebi->smc.layout); + goto put_node; + } ebi->smc.clk = of_clk_get(smc_np, 0); if (IS_ERR(ebi->smc.clk)) { - if (PTR_ERR(ebi->smc.clk) != -ENOENT) - return PTR_ERR(ebi->smc.clk); + if (PTR_ERR(ebi->smc.clk) != -ENOENT) { + ret = PTR_ERR(ebi->smc.clk); + goto put_node; + } ebi->smc.clk = NULL; } + of_node_put(smc_np); ret = clk_prepare_enable(ebi->smc.clk); if (ret) return ret; @@ -608,6 +615,10 @@ static int atmel_ebi_probe(struct platform_device *pdev) } return of_platform_populate(np, NULL, NULL, dev); + +put_node: + of_node_put(smc_np); + return ret; } static __maybe_unused int atmel_ebi_resume(struct device *dev) diff --git a/drivers/memory/fsl_ifc.c b/drivers/memory/fsl_ifc.c index 2f6939da21cd..e83b61c925a4 100644 --- a/drivers/memory/fsl_ifc.c +++ b/drivers/memory/fsl_ifc.c @@ -287,8 +287,7 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev) } /* legacy dts may still use "simple-bus" compatible */ - ret = of_platform_populate(dev->dev.of_node, NULL, NULL, - &dev->dev); + ret = of_platform_default_populate(dev->dev.of_node, NULL, &dev->dev); if (ret) goto err_free_nandirq; diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c index e4cc64f56019..019a0822bde0 100644 --- a/drivers/memory/renesas-rpc-if.c +++ b/drivers/memory/renesas-rpc-if.c @@ -164,25 +164,39 @@ static const struct regmap_access_table rpcif_volatile_table = { /* - * Custom accessor functions to ensure SMRDR0 and SMWDR0 are always accessed - * with proper width. Requires SMENR_SPIDE to be correctly set before! + * Custom accessor functions to ensure SM[RW]DR[01] are always accessed with + * proper width. Requires rpcif.xfer_size to be correctly set before! */ static int rpcif_reg_read(void *context, unsigned int reg, unsigned int *val) { struct rpcif *rpc = context; - if (reg == RPCIF_SMRDR0 || reg == RPCIF_SMWDR0) { - u32 spide = readl(rpc->base + RPCIF_SMENR) & RPCIF_SMENR_SPIDE(0xF); - - if (spide == 0x8) { + switch (reg) { + case RPCIF_SMRDR0: + case RPCIF_SMWDR0: + switch (rpc->xfer_size) { + case 1: *val = readb(rpc->base + reg); return 0; - } else if (spide == 0xC) { + + case 2: *val = readw(rpc->base + reg); return 0; - } else if (spide != 0xF) { + + case 4: + case 8: + *val = readl(rpc->base + reg); + return 0; + + default: return -EILSEQ; } + + case RPCIF_SMRDR1: + case RPCIF_SMWDR1: + if (rpc->xfer_size != 8) + return -EILSEQ; + break; } *val = readl(rpc->base + reg); @@ -193,18 +207,34 @@ static int rpcif_reg_write(void *context, unsigned int reg, unsigned int val) { struct rpcif *rpc = context; - if (reg == RPCIF_SMRDR0 || reg == RPCIF_SMWDR0) { - u32 spide = readl(rpc->base + RPCIF_SMENR) & RPCIF_SMENR_SPIDE(0xF); - - if (spide == 0x8) { + switch (reg) { + case RPCIF_SMWDR0: + switch (rpc->xfer_size) { + case 1: writeb(val, rpc->base + reg); return 0; - } else if (spide == 0xC) { + + case 2: writew(val, rpc->base + reg); return 0; - } else if (spide != 0xF) { + + case 4: + case 8: + writel(val, rpc->base + reg); + return 0; + + default: return -EILSEQ; } + + case RPCIF_SMWDR1: + if (rpc->xfer_size != 8) + return -EILSEQ; + break; + + case RPCIF_SMRDR0: + case RPCIF_SMRDR1: + return -EPERM; } writel(val, rpc->base + reg); @@ -469,6 +499,7 @@ int rpcif_manual_xfer(struct rpcif *rpc) smenr |= RPCIF_SMENR_SPIDE(rpcif_bits_set(rpc, nbytes)); regmap_write(rpc->regmap, RPCIF_SMENR, smenr); + rpc->xfer_size = nbytes; memcpy(data, rpc->buffer + pos, nbytes); if (nbytes == 8) { @@ -533,6 +564,7 @@ int rpcif_manual_xfer(struct rpcif *rpc) regmap_write(rpc->regmap, RPCIF_SMENR, smenr); regmap_write(rpc->regmap, RPCIF_SMCR, rpc->smcr | RPCIF_SMCR_SPIE); + rpc->xfer_size = nbytes; ret = wait_msg_xfer_end(rpc); if (ret) goto err_out; @@ -651,6 +683,7 @@ static int rpcif_probe(struct platform_device *pdev) struct platform_device *vdev; struct device_node *flash; const char *name; + int ret; flash = of_get_next_child(pdev->dev.of_node, NULL); if (!flash) { @@ -674,7 +707,14 @@ static int rpcif_probe(struct platform_device *pdev) return -ENOMEM; vdev->dev.parent = &pdev->dev; platform_set_drvdata(pdev, vdev); - return platform_device_add(vdev); + + ret = platform_device_add(vdev); + if (ret) { + platform_device_put(vdev); + return ret; + } + + return 0; } static int rpcif_remove(struct platform_device *pdev) diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c index 91f96abbb3f9..8d169a35cf13 100644 --- a/drivers/misc/eeprom/at25.c +++ b/drivers/misc/eeprom/at25.c @@ -31,6 +31,8 @@ */ #define FM25_SN_LEN 8 /* serial number length */ +#define EE_MAXADDRLEN 3 /* 24 bit addresses, up to 2 MBytes */ + struct at25_data { struct spi_eeprom chip; struct spi_device *spi; @@ -39,6 +41,7 @@ struct at25_data { struct nvmem_config nvmem_config; struct nvmem_device *nvmem; u8 sernum[FM25_SN_LEN]; + u8 command[EE_MAXADDRLEN + 1]; }; #define AT25_WREN 0x06 /* latch the write enable */ @@ -61,8 +64,6 @@ struct at25_data { #define FM25_ID_LEN 9 /* ID length */ -#define EE_MAXADDRLEN 3 /* 24 bit addresses, up to 2 MBytes */ - /* * Specs often allow 5ms for a page write, sometimes 20ms; * it's important to recover from write timeouts. @@ -78,7 +79,6 @@ static int at25_ee_read(void *priv, unsigned int offset, { struct at25_data *at25 = priv; char *buf = val; - u8 command[EE_MAXADDRLEN + 1]; u8 *cp; ssize_t status; struct spi_transfer t[2]; @@ -92,12 +92,15 @@ static int at25_ee_read(void *priv, unsigned int offset, if (unlikely(!count)) return -EINVAL; - cp = command; + cp = at25->command; instr = AT25_READ; if (at25->chip.flags & EE_INSTR_BIT3_IS_ADDR) if (offset >= BIT(at25->addrlen * 8)) instr |= AT25_INSTR_BIT3; + + mutex_lock(&at25->lock); + *cp++ = instr; /* 8/16/24-bit address is written MSB first */ @@ -116,7 +119,7 @@ static int at25_ee_read(void *priv, unsigned int offset, spi_message_init(&m); memset(t, 0, sizeof(t)); - t[0].tx_buf = command; + t[0].tx_buf = at25->command; t[0].len = at25->addrlen + 1; spi_message_add_tail(&t[0], &m); @@ -124,8 +127,6 @@ static int at25_ee_read(void *priv, unsigned int offset, t[1].len = count; spi_message_add_tail(&t[1], &m); - mutex_lock(&at25->lock); - /* * Read it all at once. * @@ -152,7 +153,7 @@ static int fm25_aux_read(struct at25_data *at25, u8 *buf, uint8_t command, spi_message_init(&m); memset(t, 0, sizeof(t)); - t[0].tx_buf = &command; + t[0].tx_buf = at25->command; t[0].len = 1; spi_message_add_tail(&t[0], &m); @@ -162,6 +163,8 @@ static int fm25_aux_read(struct at25_data *at25, u8 *buf, uint8_t command, mutex_lock(&at25->lock); + at25->command[0] = command; + status = spi_sync(at25->spi, &m); dev_dbg(&at25->spi->dev, "read %d aux bytes --> %d\n", len, status); diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index e7ea45386c22..efa95dc4fc4e 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1384,13 +1384,17 @@ static int mmc_select_hs400es(struct mmc_card *card) goto out_err; } + /* + * Bump to HS timing and frequency. Some cards don't handle + * SEND_STATUS reliably at the initial frequency. + */ mmc_set_timing(host, MMC_TIMING_MMC_HS); + mmc_set_bus_speed(card); + err = mmc_switch_status(card, true); if (err) goto out_err; - mmc_set_clock(host, card->ext_csd.hs_max_dtr); - /* Switch card to DDR with strobe bit */ val = EXT_CSD_DDR_BUS_WIDTH_8 | EXT_CSD_BUS_WIDTH_STROBE; err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, @@ -1448,7 +1452,7 @@ out_err: static int mmc_select_hs200(struct mmc_card *card) { struct mmc_host *host = card->host; - unsigned int old_timing, old_signal_voltage; + unsigned int old_timing, old_signal_voltage, old_clock; int err = -EINVAL; u8 val; @@ -1479,8 +1483,17 @@ static int mmc_select_hs200(struct mmc_card *card) false, true, MMC_CMD_RETRIES); if (err) goto err; + + /* + * Bump to HS timing and frequency. Some cards don't handle + * SEND_STATUS reliably at the initial frequency. + * NB: We can't move to full (HS200) speeds until after we've + * successfully switched over. + */ old_timing = host->ios.timing; + old_clock = host->ios.clock; mmc_set_timing(host, MMC_TIMING_MMC_HS200); + mmc_set_clock(card->host, card->ext_csd.hs_max_dtr); /* * For HS200, CRC errors are not a reliable way to know the @@ -1493,8 +1506,10 @@ static int mmc_select_hs200(struct mmc_card *card) * mmc_select_timing() assumes timing has not changed if * it is a switch error. */ - if (err == -EBADMSG) + if (err == -EBADMSG) { + mmc_set_clock(host, old_clock); mmc_set_timing(host, old_timing); + } } err: if (err) { diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index 50c71e0ba5e4..ff9f5b63c337 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -17,6 +17,7 @@ #include <linux/regulator/consumer.h> #include <linux/interconnect.h> #include <linux/pinctrl/consumer.h> +#include <linux/reset.h> #include "sdhci-pltfm.h" #include "cqhci.h" @@ -2482,6 +2483,43 @@ static inline void sdhci_msm_get_of_property(struct platform_device *pdev, of_property_read_u32(node, "qcom,dll-config", &msm_host->dll_config); } +static int sdhci_msm_gcc_reset(struct device *dev, struct sdhci_host *host) +{ + struct reset_control *reset; + int ret = 0; + + reset = reset_control_get_optional_exclusive(dev, NULL); + if (IS_ERR(reset)) + return dev_err_probe(dev, PTR_ERR(reset), + "unable to acquire core_reset\n"); + + if (!reset) + return ret; + + ret = reset_control_assert(reset); + if (ret) { + reset_control_put(reset); + return dev_err_probe(dev, ret, "core_reset assert failed\n"); + } + + /* + * The hardware requirement for delay between assert/deassert + * is at least 3-4 sleep clock (32.7KHz) cycles, which comes to + * ~125us (4/32768). To be on the safe side add 200us delay. + */ + usleep_range(200, 210); + + ret = reset_control_deassert(reset); + if (ret) { + reset_control_put(reset); + return dev_err_probe(dev, ret, "core_reset deassert failed\n"); + } + + usleep_range(200, 210); + reset_control_put(reset); + + return ret; +} static int sdhci_msm_probe(struct platform_device *pdev) { @@ -2529,6 +2567,10 @@ static int sdhci_msm_probe(struct platform_device *pdev) msm_host->saved_tuning_phase = INVALID_TUNING_PHASE; + ret = sdhci_msm_gcc_reset(&pdev->dev, host); + if (ret) + goto pltfm_free; + /* Setup SDCC bus voter clock. */ msm_host->bus_clk = devm_clk_get(&pdev->dev, "bus"); if (!IS_ERR(msm_host->bus_clk)) { diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index c62afd212692..46f9e2923d86 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -377,8 +377,9 @@ static void sunxi_mmc_init_idma_des(struct sunxi_mmc_host *host, pdes[i].buf_addr_ptr1 = cpu_to_le32(sg_dma_address(&data->sg[i]) >> host->cfg->idma_des_shift); - pdes[i].buf_addr_ptr2 = cpu_to_le32((u32)next_desc >> - host->cfg->idma_des_shift); + pdes[i].buf_addr_ptr2 = + cpu_to_le32(next_desc >> + host->cfg->idma_des_shift); } pdes[0].config |= cpu_to_le32(SDXC_IDMAC_DES0_FD); diff --git a/drivers/mtd/nand/raw/mtk_ecc.c b/drivers/mtd/nand/raw/mtk_ecc.c index e7df3dac705e..49ab3448b9b1 100644 --- a/drivers/mtd/nand/raw/mtk_ecc.c +++ b/drivers/mtd/nand/raw/mtk_ecc.c @@ -43,6 +43,7 @@ struct mtk_ecc_caps { u32 err_mask; + u32 err_shift; const u8 *ecc_strength; const u32 *ecc_regs; u8 num_ecc_strength; @@ -76,7 +77,7 @@ static const u8 ecc_strength_mt2712[] = { }; static const u8 ecc_strength_mt7622[] = { - 4, 6, 8, 10, 12, 14, 16 + 4, 6, 8, 10, 12 }; enum mtk_ecc_regs { @@ -221,7 +222,7 @@ void mtk_ecc_get_stats(struct mtk_ecc *ecc, struct mtk_ecc_stats *stats, for (i = 0; i < sectors; i++) { offset = (i >> 2) << 2; err = readl(ecc->regs + ECC_DECENUM0 + offset); - err = err >> ((i % 4) * 8); + err = err >> ((i % 4) * ecc->caps->err_shift); err &= ecc->caps->err_mask; if (err == ecc->caps->err_mask) { /* uncorrectable errors */ @@ -449,6 +450,7 @@ EXPORT_SYMBOL(mtk_ecc_get_parity_bits); static const struct mtk_ecc_caps mtk_ecc_caps_mt2701 = { .err_mask = 0x3f, + .err_shift = 8, .ecc_strength = ecc_strength_mt2701, .ecc_regs = mt2701_ecc_regs, .num_ecc_strength = 20, @@ -459,6 +461,7 @@ static const struct mtk_ecc_caps mtk_ecc_caps_mt2701 = { static const struct mtk_ecc_caps mtk_ecc_caps_mt2712 = { .err_mask = 0x7f, + .err_shift = 8, .ecc_strength = ecc_strength_mt2712, .ecc_regs = mt2712_ecc_regs, .num_ecc_strength = 23, @@ -468,10 +471,11 @@ static const struct mtk_ecc_caps mtk_ecc_caps_mt2712 = { }; static const struct mtk_ecc_caps mtk_ecc_caps_mt7622 = { - .err_mask = 0x3f, + .err_mask = 0x1f, + .err_shift = 5, .ecc_strength = ecc_strength_mt7622, .ecc_regs = mt7622_ecc_regs, - .num_ecc_strength = 7, + .num_ecc_strength = 5, .ecc_mode_shift = 4, .parity_bits = 13, .pg_irq_sel = 0, diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 1a77542c6d67..048b255faa76 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2651,10 +2651,23 @@ static int qcom_nand_attach_chip(struct nand_chip *chip) ecc->engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST; mtd_set_ooblayout(mtd, &qcom_nand_ooblayout_ops); + /* Free the initially allocated BAM transaction for reading the ONFI params */ + if (nandc->props->is_bam) + free_bam_transaction(nandc); nandc->max_cwperpage = max_t(unsigned int, nandc->max_cwperpage, cwperpage); + /* Now allocate the BAM transaction based on updated max_cwperpage */ + if (nandc->props->is_bam) { + nandc->bam_txn = alloc_bam_transaction(nandc); + if (!nandc->bam_txn) { + dev_err(nandc->dev, + "failed to allocate bam transaction\n"); + return -ENOMEM; + } + } + /* * DATA_UD_BYTES varies based on whether the read/write command protects * spare data with ECC too. We protect spare data by default, so we set @@ -2955,17 +2968,6 @@ static int qcom_nand_host_init_and_register(struct qcom_nand_controller *nandc, if (ret) return ret; - if (nandc->props->is_bam) { - free_bam_transaction(nandc); - nandc->bam_txn = alloc_bam_transaction(nandc); - if (!nandc->bam_txn) { - dev_err(nandc->dev, - "failed to allocate bam transaction\n"); - nand_cleanup(chip); - return -ENOMEM; - } - } - ret = mtd_device_parse_register(mtd, probes, NULL, NULL, 0); if (ret) nand_cleanup(chip); diff --git a/drivers/mtd/nand/raw/sh_flctl.c b/drivers/mtd/nand/raw/sh_flctl.c index b85b9c6fcc42..a278829469d6 100644 --- a/drivers/mtd/nand/raw/sh_flctl.c +++ b/drivers/mtd/nand/raw/sh_flctl.c @@ -384,7 +384,8 @@ static int flctl_dma_fifo0_transfer(struct sh_flctl *flctl, unsigned long *buf, dma_addr_t dma_addr; dma_cookie_t cookie; uint32_t reg; - int ret; + int ret = 0; + unsigned long time_left; if (dir == DMA_FROM_DEVICE) { chan = flctl->chan_fifo0_rx; @@ -425,13 +426,14 @@ static int flctl_dma_fifo0_transfer(struct sh_flctl *flctl, unsigned long *buf, goto out; } - ret = + time_left = wait_for_completion_timeout(&flctl->dma_complete, msecs_to_jiffies(3000)); - if (ret <= 0) { + if (time_left == 0) { dmaengine_terminate_all(chan); dev_err(&flctl->pdev->dev, "wait_for_completion_timeout\n"); + ret = -ETIMEDOUT; } out: @@ -441,7 +443,7 @@ out: dma_unmap_single(chan->device->dev, dma_addr, len, dir); - /* ret > 0 is success */ + /* ret == 0 is success */ return ret; } @@ -465,7 +467,7 @@ static void read_fiforeg(struct sh_flctl *flctl, int rlen, int offset) /* initiate DMA transfer */ if (flctl->chan_fifo0_rx && rlen >= 32 && - flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE) > 0) + !flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE)) goto convert; /* DMA success */ /* do polling transfer */ @@ -524,7 +526,7 @@ static void write_ec_fiforeg(struct sh_flctl *flctl, int rlen, /* initiate DMA transfer */ if (flctl->chan_fifo0_tx && rlen >= 32 && - flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_TO_DEVICE) > 0) + !flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_TO_DEVICE)) return; /* DMA success */ /* do polling transfer */ diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 15eddca7b4b6..38e152548126 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -4027,14 +4027,19 @@ static bool bond_flow_dissect(struct bonding *bond, struct sk_buff *skb, const v return true; } -static u32 bond_ip_hash(u32 hash, struct flow_keys *flow) +static u32 bond_ip_hash(u32 hash, struct flow_keys *flow, int xmit_policy) { hash ^= (__force u32)flow_get_u32_dst(flow) ^ (__force u32)flow_get_u32_src(flow); hash ^= (hash >> 16); hash ^= (hash >> 8); + /* discard lowest hash bit to deal with the common even ports pattern */ - return hash >> 1; + if (xmit_policy == BOND_XMIT_POLICY_LAYER34 || + xmit_policy == BOND_XMIT_POLICY_ENCAP34) + return hash >> 1; + + return hash; } /* Generate hash based on xmit policy. If @skb is given it is used to linearize @@ -4064,7 +4069,7 @@ static u32 __bond_xmit_hash(struct bonding *bond, struct sk_buff *skb, const voi memcpy(&hash, &flow.ports.ports, sizeof(hash)); } - return bond_ip_hash(hash, &flow); + return bond_ip_hash(hash, &flow, bond->params.xmit_policy); } /** @@ -5259,7 +5264,7 @@ static u32 bond_sk_hash_l34(struct sock *sk) /* L4 */ memcpy(&hash, &flow.ports.ports, sizeof(hash)); /* L3 */ - return bond_ip_hash(hash, &flow); + return bond_ip_hash(hash, &flow, BOND_XMIT_POLICY_LAYER34); } static struct net_device *__bond_sk_get_lower_dev(struct bonding *bond, diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c index d0c5a7a60daf..5215bd9b2c80 100644 --- a/drivers/net/can/grcan.c +++ b/drivers/net/can/grcan.c @@ -241,13 +241,14 @@ struct grcan_device_config { .rxsize = GRCAN_DEFAULT_BUFFER_SIZE, \ } -#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 0x4100 +#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 4100 #define GRLIB_VERSION_MASK 0xffff /* GRCAN private data structure */ struct grcan_priv { struct can_priv can; /* must be the first member */ struct net_device *dev; + struct device *ofdev_dev; struct napi_struct napi; struct grcan_registers __iomem *regs; /* ioremap'ed registers */ @@ -921,7 +922,7 @@ static void grcan_free_dma_buffers(struct net_device *dev) struct grcan_priv *priv = netdev_priv(dev); struct grcan_dma *dma = &priv->dma; - dma_free_coherent(&dev->dev, dma->base_size, dma->base_buf, + dma_free_coherent(priv->ofdev_dev, dma->base_size, dma->base_buf, dma->base_handle); memset(dma, 0, sizeof(*dma)); } @@ -946,7 +947,7 @@ static int grcan_allocate_dma_buffers(struct net_device *dev, /* Extra GRCAN_BUFFER_ALIGNMENT to allow for alignment */ dma->base_size = lsize + ssize + GRCAN_BUFFER_ALIGNMENT; - dma->base_buf = dma_alloc_coherent(&dev->dev, + dma->base_buf = dma_alloc_coherent(priv->ofdev_dev, dma->base_size, &dma->base_handle, GFP_KERNEL); @@ -1102,8 +1103,10 @@ static int grcan_close(struct net_device *dev) priv->closing = true; if (priv->need_txbug_workaround) { + spin_unlock_irqrestore(&priv->lock, flags); del_timer_sync(&priv->hang_timer); del_timer_sync(&priv->rr_timer); + spin_lock_irqsave(&priv->lock, flags); } netif_stop_queue(dev); grcan_stop_hardware(dev); @@ -1122,7 +1125,7 @@ static int grcan_close(struct net_device *dev) return 0; } -static int grcan_transmit_catch_up(struct net_device *dev, int budget) +static void grcan_transmit_catch_up(struct net_device *dev) { struct grcan_priv *priv = netdev_priv(dev); unsigned long flags; @@ -1130,7 +1133,7 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget) spin_lock_irqsave(&priv->lock, flags); - work_done = catch_up_echo_skb(dev, budget, true); + work_done = catch_up_echo_skb(dev, -1, true); if (work_done) { if (!priv->resetting && !priv->closing && !(priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)) @@ -1144,8 +1147,6 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget) } spin_unlock_irqrestore(&priv->lock, flags); - - return work_done; } static int grcan_receive(struct net_device *dev, int budget) @@ -1227,19 +1228,13 @@ static int grcan_poll(struct napi_struct *napi, int budget) struct net_device *dev = priv->dev; struct grcan_registers __iomem *regs = priv->regs; unsigned long flags; - int tx_work_done, rx_work_done; - int rx_budget = budget / 2; - int tx_budget = budget - rx_budget; + int work_done; - /* Half of the budget for receiving messages */ - rx_work_done = grcan_receive(dev, rx_budget); + work_done = grcan_receive(dev, budget); - /* Half of the budget for transmitting messages as that can trigger echo - * frames being received - */ - tx_work_done = grcan_transmit_catch_up(dev, tx_budget); + grcan_transmit_catch_up(dev); - if (rx_work_done < rx_budget && tx_work_done < tx_budget) { + if (work_done < budget) { napi_complete(napi); /* Guarantee no interference with a running reset that otherwise @@ -1256,7 +1251,7 @@ static int grcan_poll(struct napi_struct *napi, int budget) spin_unlock_irqrestore(&priv->lock, flags); } - return rx_work_done + tx_work_done; + return work_done; } /* Work tx bug by waiting while for the risky situation to clear. If that fails, @@ -1587,6 +1582,7 @@ static int grcan_setup_netdev(struct platform_device *ofdev, memcpy(&priv->config, &grcan_module_config, sizeof(struct grcan_device_config)); priv->dev = dev; + priv->ofdev_dev = &ofdev->dev; priv->regs = base; priv->can.bittiming_const = &grcan_bittiming_const; priv->can.do_set_bittiming = grcan_set_bittiming; @@ -1639,6 +1635,7 @@ exit_free_candev: static int grcan_probe(struct platform_device *ofdev) { struct device_node *np = ofdev->dev.of_node; + struct device_node *sysid_parent; u32 sysid, ambafreq; int irq, err; void __iomem *base; @@ -1647,10 +1644,15 @@ static int grcan_probe(struct platform_device *ofdev) /* Compare GRLIB version number with the first that does not * have the tx bug (see start_xmit) */ - err = of_property_read_u32(np, "systemid", &sysid); - if (!err && ((sysid & GRLIB_VERSION_MASK) - >= GRCAN_TXBUG_SAFE_GRLIB_VERSION)) - txbug = false; + sysid_parent = of_find_node_by_path("/ambapp0"); + if (sysid_parent) { + of_node_get(sysid_parent); + err = of_property_read_u32(sysid_parent, "systemid", &sysid); + if (!err && ((sysid & GRLIB_VERSION_MASK) >= + GRCAN_TXBUG_SAFE_GRLIB_VERSION)) + txbug = false; + of_node_put(sysid_parent); + } err = of_property_read_u32(np, "freq", &ambafreq); if (err) { diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 77501f9c5915..fbb32aa49b24 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -1354,46 +1354,25 @@ static void b53_phylink_get_caps(struct dsa_switch *ds, int port, config->legacy_pre_march2020 = false; } -int b53_phylink_mac_link_state(struct dsa_switch *ds, int port, - struct phylink_link_state *state) +static struct phylink_pcs *b53_phylink_mac_select_pcs(struct dsa_switch *ds, + int port, + phy_interface_t interface) { struct b53_device *dev = ds->priv; - int ret = -EOPNOTSUPP; - if ((phy_interface_mode_is_8023z(state->interface) || - state->interface == PHY_INTERFACE_MODE_SGMII) && - dev->ops->serdes_link_state) - ret = dev->ops->serdes_link_state(dev, port, state); + if (!dev->ops->phylink_mac_select_pcs) + return NULL; - return ret; + return dev->ops->phylink_mac_select_pcs(dev, port, interface); } -EXPORT_SYMBOL(b53_phylink_mac_link_state); void b53_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state) { - struct b53_device *dev = ds->priv; - - if (mode == MLO_AN_PHY || mode == MLO_AN_FIXED) - return; - - if ((phy_interface_mode_is_8023z(state->interface) || - state->interface == PHY_INTERFACE_MODE_SGMII) && - dev->ops->serdes_config) - dev->ops->serdes_config(dev, port, mode, state); } EXPORT_SYMBOL(b53_phylink_mac_config); -void b53_phylink_mac_an_restart(struct dsa_switch *ds, int port) -{ - struct b53_device *dev = ds->priv; - - if (dev->ops->serdes_an_restart) - dev->ops->serdes_an_restart(dev, port); -} -EXPORT_SYMBOL(b53_phylink_mac_an_restart); - void b53_phylink_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode, phy_interface_t interface) @@ -2269,9 +2248,8 @@ static const struct dsa_switch_ops b53_switch_ops = { .phy_write = b53_phy_write16, .adjust_link = b53_adjust_link, .phylink_get_caps = b53_phylink_get_caps, - .phylink_mac_link_state = b53_phylink_mac_link_state, + .phylink_mac_select_pcs = b53_phylink_mac_select_pcs, .phylink_mac_config = b53_phylink_mac_config, - .phylink_mac_an_restart = b53_phylink_mac_an_restart, .phylink_mac_link_down = b53_phylink_mac_link_down, .phylink_mac_link_up = b53_phylink_mac_link_up, .port_enable = b53_enable_port, diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h index 3085b6cc7d40..795cbffd5c2b 100644 --- a/drivers/net/dsa/b53/b53_priv.h +++ b/drivers/net/dsa/b53/b53_priv.h @@ -21,7 +21,7 @@ #include <linux/kernel.h> #include <linux/mutex.h> -#include <linux/phy.h> +#include <linux/phylink.h> #include <linux/etherdevice.h> #include <net/dsa.h> @@ -29,7 +29,6 @@ struct b53_device; struct net_device; -struct phylink_link_state; struct b53_io_ops { int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value); @@ -48,13 +47,10 @@ struct b53_io_ops { void (*irq_disable)(struct b53_device *dev, int port); void (*phylink_get_caps)(struct b53_device *dev, int port, struct phylink_config *config); + struct phylink_pcs *(*phylink_mac_select_pcs)(struct b53_device *dev, + int port, + phy_interface_t interface); u8 (*serdes_map_lane)(struct b53_device *dev, int port); - int (*serdes_link_state)(struct b53_device *dev, int port, - struct phylink_link_state *state); - void (*serdes_config)(struct b53_device *dev, int port, - unsigned int mode, - const struct phylink_link_state *state); - void (*serdes_an_restart)(struct b53_device *dev, int port); void (*serdes_link_set)(struct b53_device *dev, int port, unsigned int mode, phy_interface_t interface, bool link_up); @@ -85,8 +81,15 @@ enum { BCM7278_DEVICE_ID = 0x7278, }; +struct b53_pcs { + struct phylink_pcs pcs; + struct b53_device *dev; + u8 lane; +}; + #define B53_N_PORTS 9 #define B53_N_PORTS_25 6 +#define B53_N_PCS 2 struct b53_port { u16 vlan_ctl_mask; @@ -143,6 +146,8 @@ struct b53_device { bool vlan_enabled; unsigned int num_ports; struct b53_port *ports; + + struct b53_pcs pcs[B53_N_PCS]; }; #define b53_for_each_port(dev, i) \ @@ -336,12 +341,9 @@ int b53_br_flags(struct dsa_switch *ds, int port, struct netlink_ext_ack *extack); int b53_setup_devlink_resources(struct dsa_switch *ds); void b53_port_event(struct dsa_switch *ds, int port); -int b53_phylink_mac_link_state(struct dsa_switch *ds, int port, - struct phylink_link_state *state); void b53_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state); -void b53_phylink_mac_an_restart(struct dsa_switch *ds, int port); void b53_phylink_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode, phy_interface_t interface); diff --git a/drivers/net/dsa/b53/b53_serdes.c b/drivers/net/dsa/b53/b53_serdes.c index 555e5b372321..0690210770ff 100644 --- a/drivers/net/dsa/b53/b53_serdes.c +++ b/drivers/net/dsa/b53/b53_serdes.c @@ -17,6 +17,11 @@ #include "b53_serdes.h" #include "b53_regs.h" +static inline struct b53_pcs *pcs_to_b53_pcs(struct phylink_pcs *pcs) +{ + return container_of(pcs, struct b53_pcs, pcs); +} + static void b53_serdes_write_blk(struct b53_device *dev, u8 offset, u16 block, u16 value) { @@ -60,51 +65,47 @@ static u16 b53_serdes_read(struct b53_device *dev, u8 lane, return b53_serdes_read_blk(dev, offset, block); } -void b53_serdes_config(struct b53_device *dev, int port, unsigned int mode, - const struct phylink_link_state *state) +static int b53_serdes_config(struct phylink_pcs *pcs, unsigned int mode, + phy_interface_t interface, + const unsigned long *advertising, + bool permit_pause_to_mac) { - u8 lane = b53_serdes_map_lane(dev, port); + struct b53_device *dev = pcs_to_b53_pcs(pcs)->dev; + u8 lane = pcs_to_b53_pcs(pcs)->lane; u16 reg; - if (lane == B53_INVALID_LANE) - return; - reg = b53_serdes_read(dev, lane, B53_SERDES_DIGITAL_CONTROL(1), SERDES_DIGITAL_BLK); - if (state->interface == PHY_INTERFACE_MODE_1000BASEX) + if (interface == PHY_INTERFACE_MODE_1000BASEX) reg |= FIBER_MODE_1000X; else reg &= ~FIBER_MODE_1000X; b53_serdes_write(dev, lane, B53_SERDES_DIGITAL_CONTROL(1), SERDES_DIGITAL_BLK, reg); + + return 0; } -EXPORT_SYMBOL(b53_serdes_config); -void b53_serdes_an_restart(struct b53_device *dev, int port) +static void b53_serdes_an_restart(struct phylink_pcs *pcs) { - u8 lane = b53_serdes_map_lane(dev, port); + struct b53_device *dev = pcs_to_b53_pcs(pcs)->dev; + u8 lane = pcs_to_b53_pcs(pcs)->lane; u16 reg; - if (lane == B53_INVALID_LANE) - return; - reg = b53_serdes_read(dev, lane, B53_SERDES_MII_REG(MII_BMCR), SERDES_MII_BLK); reg |= BMCR_ANRESTART; b53_serdes_write(dev, lane, B53_SERDES_MII_REG(MII_BMCR), SERDES_MII_BLK, reg); } -EXPORT_SYMBOL(b53_serdes_an_restart); -int b53_serdes_link_state(struct b53_device *dev, int port, - struct phylink_link_state *state) +static void b53_serdes_get_state(struct phylink_pcs *pcs, + struct phylink_link_state *state) { - u8 lane = b53_serdes_map_lane(dev, port); + struct b53_device *dev = pcs_to_b53_pcs(pcs)->dev; + u8 lane = pcs_to_b53_pcs(pcs)->lane; u16 dig, bmsr; - if (lane == B53_INVALID_LANE) - return 1; - dig = b53_serdes_read(dev, lane, B53_SERDES_DIGITAL_STATUS, SERDES_DIGITAL_BLK); bmsr = b53_serdes_read(dev, lane, B53_SERDES_MII_REG(MII_BMSR), @@ -133,10 +134,7 @@ int b53_serdes_link_state(struct b53_device *dev, int port, state->pause |= MLO_PAUSE_RX; if (dig & PAUSE_RESOLUTION_TX_SIDE) state->pause |= MLO_PAUSE_TX; - - return 0; } -EXPORT_SYMBOL(b53_serdes_link_state); void b53_serdes_link_set(struct b53_device *dev, int port, unsigned int mode, phy_interface_t interface, bool link_up) @@ -158,6 +156,12 @@ void b53_serdes_link_set(struct b53_device *dev, int port, unsigned int mode, } EXPORT_SYMBOL(b53_serdes_link_set); +static const struct phylink_pcs_ops b53_pcs_ops = { + .pcs_get_state = b53_serdes_get_state, + .pcs_config = b53_serdes_config, + .pcs_an_restart = b53_serdes_an_restart, +}; + void b53_serdes_phylink_get_caps(struct b53_device *dev, int port, struct phylink_config *config) { @@ -187,9 +191,28 @@ void b53_serdes_phylink_get_caps(struct b53_device *dev, int port, } EXPORT_SYMBOL(b53_serdes_phylink_get_caps); +struct phylink_pcs *b53_serdes_phylink_mac_select_pcs(struct b53_device *dev, + int port, + phy_interface_t interface) +{ + u8 lane = b53_serdes_map_lane(dev, port); + + if (lane == B53_INVALID_LANE || lane >= B53_N_PCS || + !dev->pcs[lane].dev) + return NULL; + + if (!phy_interface_mode_is_8023z(interface) && + interface != PHY_INTERFACE_MODE_SGMII) + return NULL; + + return &dev->pcs[lane].pcs; +} +EXPORT_SYMBOL(b53_serdes_phylink_mac_select_pcs); + int b53_serdes_init(struct b53_device *dev, int port) { u8 lane = b53_serdes_map_lane(dev, port); + struct b53_pcs *pcs; u16 id0, msb, lsb; if (lane == B53_INVALID_LANE) @@ -212,6 +235,11 @@ int b53_serdes_init(struct b53_device *dev, int port) (id0 >> SERDES_ID0_REV_NUM_SHIFT) & SERDES_ID0_REV_NUM_MASK, (u32)msb << 16 | lsb); + pcs = &dev->pcs[lane]; + pcs->dev = dev; + pcs->lane = lane; + pcs->pcs.ops = &b53_pcs_ops; + return 0; } EXPORT_SYMBOL(b53_serdes_init); diff --git a/drivers/net/dsa/b53/b53_serdes.h b/drivers/net/dsa/b53/b53_serdes.h index f47d5caa7557..ef81f5da5f81 100644 --- a/drivers/net/dsa/b53/b53_serdes.h +++ b/drivers/net/dsa/b53/b53_serdes.h @@ -107,14 +107,11 @@ static inline u8 b53_serdes_map_lane(struct b53_device *dev, int port) return dev->ops->serdes_map_lane(dev, port); } -int b53_serdes_get_link(struct b53_device *dev, int port); -int b53_serdes_link_state(struct b53_device *dev, int port, - struct phylink_link_state *state); -void b53_serdes_config(struct b53_device *dev, int port, unsigned int mode, - const struct phylink_link_state *state); -void b53_serdes_an_restart(struct b53_device *dev, int port); void b53_serdes_link_set(struct b53_device *dev, int port, unsigned int mode, phy_interface_t interface, bool link_up); +struct phylink_pcs *b53_serdes_phylink_mac_select_pcs(struct b53_device *dev, + int port, + phy_interface_t interface); void b53_serdes_phylink_get_caps(struct b53_device *dev, int port, struct phylink_config *config); #if IS_ENABLED(CONFIG_B53_SERDES) diff --git a/drivers/net/dsa/b53/b53_srab.c b/drivers/net/dsa/b53/b53_srab.c index c51b716657db..da0b889880f6 100644 --- a/drivers/net/dsa/b53/b53_srab.c +++ b/drivers/net/dsa/b53/b53_srab.c @@ -491,10 +491,8 @@ static const struct b53_io_ops b53_srab_ops = { .irq_disable = b53_srab_irq_disable, .phylink_get_caps = b53_srab_phylink_get_caps, #if IS_ENABLED(CONFIG_B53_SERDES) + .phylink_mac_select_pcs = b53_serdes_phylink_mac_select_pcs, .serdes_map_lane = b53_srab_serdes_map_lane, - .serdes_link_state = b53_serdes_link_state, - .serdes_config = b53_serdes_config, - .serdes_an_restart = b53_serdes_an_restart, .serdes_link_set = b53_serdes_link_set, #endif }; diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index cf82b1fa9725..87e81c636339 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -809,6 +809,9 @@ static void bcm_sf2_sw_mac_link_down(struct dsa_switch *ds, int port, struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds); u32 reg, offset; + if (priv->wol_ports_mask & BIT(port)) + return; + if (port != core_readl(priv, CORE_IMP0_PRT_ID)) { if (priv->type == BCM4908_DEVICE_ID || priv->type == BCM7445_DEVICE_ID) diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index a416240d001b..12c15da55664 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -1681,9 +1681,6 @@ static void gswip_phylink_mac_config(struct dsa_switch *ds, int port, break; case PHY_INTERFACE_MODE_RMII: miicfg |= GSWIP_MII_CFG_MODE_RMIIM; - - /* Configure the RMII clock as output: */ - miicfg |= GSWIP_MII_CFG_RMII_CLK; break; case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 8222c8a6c5ec..7310d19d1f06 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1021,14 +1021,32 @@ static int ksz9477_port_mirror_add(struct dsa_switch *ds, int port, bool ingress, struct netlink_ext_ack *extack) { struct ksz_device *dev = ds->priv; + u8 data; + int p; + + /* Limit to one sniffer port + * Check if any of the port is already set for sniffing + * If yes, instruct the user to remove the previous entry & exit + */ + for (p = 0; p < dev->port_cnt; p++) { + /* Skip the current sniffing port */ + if (p == mirror->to_local_port) + continue; + + ksz_pread8(dev, p, P_MIRROR_CTRL, &data); + + if (data & PORT_MIRROR_SNIFFER) { + NL_SET_ERR_MSG_MOD(extack, + "Sniffer port is already configured, delete existing rules & retry"); + return -EBUSY; + } + } if (ingress) ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_RX, true); else ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_TX, true); - ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_SNIFFER, false); - /* configure mirror port */ ksz_port_cfg(dev, mirror->to_local_port, P_MIRROR_CTRL, PORT_MIRROR_SNIFFER, true); @@ -1042,16 +1060,28 @@ static void ksz9477_port_mirror_del(struct dsa_switch *ds, int port, struct dsa_mall_mirror_tc_entry *mirror) { struct ksz_device *dev = ds->priv; + bool in_use = false; u8 data; + int p; if (mirror->ingress) ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_RX, false); else ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_TX, false); - ksz_pread8(dev, port, P_MIRROR_CTRL, &data); - if (!(data & (PORT_MIRROR_RX | PORT_MIRROR_TX))) + /* Check if any of the port is still referring to sniffer port */ + for (p = 0; p < dev->port_cnt; p++) { + ksz_pread8(dev, p, P_MIRROR_CTRL, &data); + + if ((data & (PORT_MIRROR_RX | PORT_MIRROR_TX))) { + in_use = true; + break; + } + } + + /* delete sniffing if there are no other mirroring rules */ + if (!in_use) ksz_port_cfg(dev, mirror->to_local_port, P_MIRROR_CTRL, PORT_MIRROR_SNIFFER, false); } diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 19f0035d4410..fe3cb26f4287 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -2229,6 +2229,7 @@ mt7530_setup(struct dsa_switch *ds) ret = of_get_phy_mode(mac_np, &interface); if (ret && ret != -ENODEV) { of_node_put(mac_np); + of_node_put(phy_node); return ret; } id = of_mdio_parse_addr(ds->dev, phy_node); diff --git a/drivers/net/dsa/mv88e6xxx/port_hidden.c b/drivers/net/dsa/mv88e6xxx/port_hidden.c index b49d05f0e117..7a9f9ff6dedf 100644 --- a/drivers/net/dsa/mv88e6xxx/port_hidden.c +++ b/drivers/net/dsa/mv88e6xxx/port_hidden.c @@ -40,8 +40,9 @@ int mv88e6xxx_port_hidden_wait(struct mv88e6xxx_chip *chip) { int bit = __bf_shf(MV88E6XXX_PORT_RESERVED_1A_BUSY); - return mv88e6xxx_wait_bit(chip, MV88E6XXX_PORT_RESERVED_1A_CTRL_PORT, - MV88E6XXX_PORT_RESERVED_1A, bit, 0); + return mv88e6xxx_port_wait_bit(chip, + MV88E6XXX_PORT_RESERVED_1A_CTRL_PORT, + MV88E6XXX_PORT_RESERVED_1A, bit, 0); } int mv88e6xxx_port_hidden_read(struct mv88e6xxx_chip *chip, int block, int port, diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index 413b0006e9a2..faccfb3f0158 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -403,6 +403,7 @@ static int felix_update_trapping_destinations(struct dsa_switch *ds, { struct ocelot *ocelot = ds->priv; struct felix *felix = ocelot_to_felix(ocelot); + struct ocelot_vcap_block *block_vcap_is2; struct ocelot_vcap_filter *trap; enum ocelot_mask_mode mask_mode; unsigned long port_mask; @@ -422,9 +423,13 @@ static int felix_update_trapping_destinations(struct dsa_switch *ds, /* We are sure that "cpu" was found, otherwise * dsa_tree_setup_default_cpu() would have failed earlier. */ + block_vcap_is2 = &ocelot->block[VCAP_IS2]; /* Make sure all traps are set up for that destination */ - list_for_each_entry(trap, &ocelot->traps, trap_list) { + list_for_each_entry(trap, &block_vcap_is2->rules, list) { + if (!trap->is_trap) + continue; + /* Figure out the current trapping destination */ if (using_tag_8021q) { /* Redirect to the tag_8021q CPU port. If timestamps @@ -670,6 +675,8 @@ static int felix_change_tag_protocol(struct dsa_switch *ds, int cpu, struct ocelot *ocelot = ds->priv; struct felix *felix = ocelot_to_felix(ocelot); enum dsa_tag_protocol old_proto = felix->tag_proto; + bool cpu_port_active = false; + struct dsa_port *dp; int err; if (proto != DSA_TAG_PROTO_SEVILLE && @@ -677,6 +684,27 @@ static int felix_change_tag_protocol(struct dsa_switch *ds, int cpu, proto != DSA_TAG_PROTO_OCELOT_8021Q) return -EPROTONOSUPPORT; + /* We don't support multiple CPU ports, yet the DT blob may have + * multiple CPU ports defined. The first CPU port is the active one, + * the others are inactive. In this case, DSA will call + * ->change_tag_protocol() multiple times, once per CPU port. + * Since we implement the tagging protocol change towards "ocelot" or + * "seville" as effectively initializing the NPI port, what we are + * doing is effectively changing who the NPI port is to the last @cpu + * argument passed, which is an unused DSA CPU port and not the one + * that should actively pass traffic. + * Suppress DSA's calls on CPU ports that are inactive. + */ + dsa_switch_for_each_user_port(dp, ds) { + if (dp->cpu_dp->index == cpu) { + cpu_port_active = true; + break; + } + } + + if (!cpu_port_active) + return 0; + felix_del_tag_protocol(ds, cpu, old_proto); err = felix_set_tag_protocol(ds, cpu, proto); diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 8d382b27e625..52a8566071ed 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -2316,7 +2316,7 @@ static int felix_pci_probe(struct pci_dev *pdev, err = dsa_register_switch(ds); if (err) { - dev_err(&pdev->dev, "Failed to register DSA switch: %d\n", err); + dev_err_probe(&pdev->dev, err, "Failed to register DSA switch\n"); goto err_register_ds; } diff --git a/drivers/net/dsa/realtek/Kconfig b/drivers/net/dsa/realtek/Kconfig index 1aa79735355f..060165a85fb7 100644 --- a/drivers/net/dsa/realtek/Kconfig +++ b/drivers/net/dsa/realtek/Kconfig @@ -9,34 +9,46 @@ menuconfig NET_DSA_REALTEK help Select to enable support for Realtek Ethernet switch chips. + Note that at least one interface driver must be enabled for the + subdrivers to be loaded. Moreover, an interface driver cannot achieve + anything without at least one subdriver enabled. + +if NET_DSA_REALTEK + config NET_DSA_REALTEK_MDIO - tristate "Realtek MDIO connected switch driver" - depends on NET_DSA_REALTEK + tristate "Realtek MDIO interface driver" 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 connected switch driver" - depends on NET_DSA_REALTEK + tristate "Realtek SMI interface driver" 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" - depends on NET_DSA_REALTEK - depends on NET_DSA_REALTEK_SMI || NET_DSA_REALTEK_MDIO + imply NET_DSA_REALTEK_SMI + imply 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" - depends on NET_DSA_REALTEK - depends on NET_DSA_REALTEK_SMI || NET_DSA_REALTEK_MDIO + imply NET_DSA_REALTEK_SMI + imply NET_DSA_REALTEK_MDIO select NET_DSA_TAG_RTL4_A help - Select to enable support for Realtek RTL8366RB + Select to enable support for Realtek RTL8366RB. + +endif diff --git a/drivers/net/dsa/realtek/realtek-mdio.c b/drivers/net/dsa/realtek/realtek-mdio.c index 31e1f100e48e..c58f49d558d2 100644 --- a/drivers/net/dsa/realtek/realtek-mdio.c +++ b/drivers/net/dsa/realtek/realtek-mdio.c @@ -267,7 +267,6 @@ static const struct of_device_id realtek_mdio_of_match[] = { #endif #if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8365MB) { .compatible = "realtek,rtl8365mb", .data = &rtl8365mb_variant, }, - { .compatible = "realtek,rtl8367s", .data = &rtl8365mb_variant, }, #endif { /* sentinel */ }, }; diff --git a/drivers/net/dsa/realtek/realtek-smi.c b/drivers/net/dsa/realtek/realtek-smi.c index 2243d3da55b2..45992f79ec8d 100644 --- a/drivers/net/dsa/realtek/realtek-smi.c +++ b/drivers/net/dsa/realtek/realtek-smi.c @@ -546,20 +546,11 @@ static const struct of_device_id realtek_smi_of_match[] = { .data = &rtl8366rb_variant, }, #endif - { - /* FIXME: add support for RTL8366S and more */ - .compatible = "realtek,rtl8366s", - .data = NULL, - }, #if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8365MB) { .compatible = "realtek,rtl8365mb", .data = &rtl8365mb_variant, }, - { - .compatible = "realtek,rtl8367s", - .data = &rtl8365mb_variant, - }, #endif { /* sentinel */ }, }; diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index bd4cb9d7c35d..827993022386 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -35,15 +35,6 @@ source "drivers/net/ethernet/aquantia/Kconfig" source "drivers/net/ethernet/arc/Kconfig" source "drivers/net/ethernet/asix/Kconfig" source "drivers/net/ethernet/atheros/Kconfig" -source "drivers/net/ethernet/broadcom/Kconfig" -source "drivers/net/ethernet/brocade/Kconfig" -source "drivers/net/ethernet/cadence/Kconfig" -source "drivers/net/ethernet/calxeda/Kconfig" -source "drivers/net/ethernet/cavium/Kconfig" -source "drivers/net/ethernet/chelsio/Kconfig" -source "drivers/net/ethernet/cirrus/Kconfig" -source "drivers/net/ethernet/cisco/Kconfig" -source "drivers/net/ethernet/cortina/Kconfig" config CX_ECAT tristate "Beckhoff CX5020 EtherCAT master support" @@ -57,6 +48,14 @@ config CX_ECAT To compile this driver as a module, choose M here. The module will be called ec_bhf. +source "drivers/net/ethernet/broadcom/Kconfig" +source "drivers/net/ethernet/cadence/Kconfig" +source "drivers/net/ethernet/calxeda/Kconfig" +source "drivers/net/ethernet/cavium/Kconfig" +source "drivers/net/ethernet/chelsio/Kconfig" +source "drivers/net/ethernet/cirrus/Kconfig" +source "drivers/net/ethernet/cisco/Kconfig" +source "drivers/net/ethernet/cortina/Kconfig" source "drivers/net/ethernet/davicom/Kconfig" config DNET @@ -85,7 +84,6 @@ source "drivers/net/ethernet/huawei/Kconfig" source "drivers/net/ethernet/i825xx/Kconfig" source "drivers/net/ethernet/ibm/Kconfig" source "drivers/net/ethernet/intel/Kconfig" -source "drivers/net/ethernet/microsoft/Kconfig" source "drivers/net/ethernet/xscale/Kconfig" config JME @@ -128,8 +126,9 @@ source "drivers/net/ethernet/mediatek/Kconfig" source "drivers/net/ethernet/mellanox/Kconfig" source "drivers/net/ethernet/micrel/Kconfig" source "drivers/net/ethernet/microchip/Kconfig" -source "drivers/net/ethernet/moxa/Kconfig" source "drivers/net/ethernet/mscc/Kconfig" +source "drivers/net/ethernet/microsoft/Kconfig" +source "drivers/net/ethernet/moxa/Kconfig" source "drivers/net/ethernet/myricom/Kconfig" config FEALNX @@ -141,10 +140,10 @@ config FEALNX Say Y here to support the Myson MTD-800 family of PCI-based Ethernet cards. <http://www.myson.com.tw/> +source "drivers/net/ethernet/ni/Kconfig" source "drivers/net/ethernet/natsemi/Kconfig" source "drivers/net/ethernet/neterion/Kconfig" source "drivers/net/ethernet/netronome/Kconfig" -source "drivers/net/ethernet/ni/Kconfig" source "drivers/net/ethernet/8390/Kconfig" source "drivers/net/ethernet/nvidia/Kconfig" source "drivers/net/ethernet/nxp/Kconfig" @@ -164,6 +163,7 @@ source "drivers/net/ethernet/packetengines/Kconfig" source "drivers/net/ethernet/pasemi/Kconfig" source "drivers/net/ethernet/pensando/Kconfig" source "drivers/net/ethernet/qlogic/Kconfig" +source "drivers/net/ethernet/brocade/Kconfig" source "drivers/net/ethernet/qualcomm/Kconfig" source "drivers/net/ethernet/rdc/Kconfig" source "drivers/net/ethernet/realtek/Kconfig" @@ -171,10 +171,10 @@ source "drivers/net/ethernet/renesas/Kconfig" source "drivers/net/ethernet/rocker/Kconfig" source "drivers/net/ethernet/samsung/Kconfig" source "drivers/net/ethernet/seeq/Kconfig" -source "drivers/net/ethernet/sfc/Kconfig" source "drivers/net/ethernet/sgi/Kconfig" source "drivers/net/ethernet/silan/Kconfig" source "drivers/net/ethernet/sis/Kconfig" +source "drivers/net/ethernet/sfc/Kconfig" source "drivers/net/ethernet/smsc/Kconfig" source "drivers/net/ethernet/socionext/Kconfig" source "drivers/net/ethernet/stmicro/Kconfig" diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index 33f1a1377588..24d715c28a35 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -486,8 +486,8 @@ int aq_nic_start(struct aq_nic_s *self) if (err < 0) goto err_exit; - for (i = 0U, aq_vec = self->aq_vec[0]; - self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) { + for (i = 0U; self->aq_vecs > i; ++i) { + aq_vec = self->aq_vec[i]; err = aq_vec_start(aq_vec); if (err < 0) goto err_exit; @@ -517,8 +517,8 @@ int aq_nic_start(struct aq_nic_s *self) mod_timer(&self->polling_timer, jiffies + AQ_CFG_POLLING_TIMER_INTERVAL); } else { - for (i = 0U, aq_vec = self->aq_vec[0]; - self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) { + for (i = 0U; self->aq_vecs > i; ++i) { + aq_vec = self->aq_vec[i]; err = aq_pci_func_alloc_irq(self, i, self->ndev->name, aq_vec_isr, aq_vec, aq_vec_get_affinity_mask(aq_vec)); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c index 797a95142d1f..831833911a52 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c @@ -444,7 +444,7 @@ err_exit: static int aq_pm_freeze(struct device *dev) { - return aq_suspend_common(dev, false); + return aq_suspend_common(dev, true); } static int aq_pm_suspend_poweroff(struct device *dev) @@ -454,7 +454,7 @@ static int aq_pm_suspend_poweroff(struct device *dev) static int aq_pm_thaw(struct device *dev) { - return atl_resume_common(dev, false); + return atl_resume_common(dev, true); } static int aq_pm_resume_restore(struct device *dev) diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index 77e76c9efd32..8201ce7adb77 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -346,7 +346,6 @@ int aq_ring_rx_clean(struct aq_ring_s *self, int budget) { struct net_device *ndev = aq_nic_get_ndev(self->aq_nic); - bool is_rsc_completed = true; int err = 0; for (; (self->sw_head != self->hw_head) && budget; @@ -364,12 +363,17 @@ int aq_ring_rx_clean(struct aq_ring_s *self, continue; if (!buff->is_eop) { + unsigned int frag_cnt = 0U; buff_ = buff; do { + bool is_rsc_completed = true; + if (buff_->next >= self->size) { err = -EIO; goto err_exit; } + + frag_cnt++; next_ = buff_->next, buff_ = &self->buff_ring[next_]; is_rsc_completed = @@ -377,18 +381,17 @@ int aq_ring_rx_clean(struct aq_ring_s *self, next_, self->hw_head); - if (unlikely(!is_rsc_completed)) - break; + if (unlikely(!is_rsc_completed) || + frag_cnt > MAX_SKB_FRAGS) { + err = 0; + goto err_exit; + } buff->is_error |= buff_->is_error; buff->is_cso_err |= buff_->is_cso_err; } while (!buff_->is_eop); - if (!is_rsc_completed) { - err = 0; - goto err_exit; - } if (buff->is_error || (buff->is_lro && buff->is_cso_err)) { buff_ = buff; @@ -446,7 +449,7 @@ int aq_ring_rx_clean(struct aq_ring_s *self, ALIGN(hdr_len, sizeof(long))); if (buff->len - hdr_len > 0) { - skb_add_rx_frag(skb, 0, buff->rxdata.page, + skb_add_rx_frag(skb, i++, buff->rxdata.page, buff->rxdata.pg_off + hdr_len, buff->len - hdr_len, AQ_CFG_RX_FRAME_MAX); @@ -455,7 +458,6 @@ int aq_ring_rx_clean(struct aq_ring_s *self, if (!buff->is_eop) { buff_ = buff; - i = 1U; do { next_ = buff_->next; buff_ = &self->buff_ring[next_]; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c index f4774cf051c9..6ab1f3212d24 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c @@ -43,8 +43,8 @@ static int aq_vec_poll(struct napi_struct *napi, int budget) if (!self) { err = -EINVAL; } else { - for (i = 0U, ring = self->ring[0]; - self->tx_rings > i; ++i, ring = self->ring[i]) { + for (i = 0U; self->tx_rings > i; ++i) { + ring = self->ring[i]; u64_stats_update_begin(&ring[AQ_VEC_RX_ID].stats.rx.syncp); ring[AQ_VEC_RX_ID].stats.rx.polls++; u64_stats_update_end(&ring[AQ_VEC_RX_ID].stats.rx.syncp); @@ -182,8 +182,8 @@ int aq_vec_init(struct aq_vec_s *self, const struct aq_hw_ops *aq_hw_ops, self->aq_hw_ops = aq_hw_ops; self->aq_hw = aq_hw; - for (i = 0U, ring = self->ring[0]; - self->tx_rings > i; ++i, ring = self->ring[i]) { + for (i = 0U; self->tx_rings > i; ++i) { + ring = self->ring[i]; err = aq_ring_init(&ring[AQ_VEC_TX_ID], ATL_RING_TX); if (err < 0) goto err_exit; @@ -224,8 +224,8 @@ int aq_vec_start(struct aq_vec_s *self) unsigned int i = 0U; int err = 0; - for (i = 0U, ring = self->ring[0]; - self->tx_rings > i; ++i, ring = self->ring[i]) { + for (i = 0U; self->tx_rings > i; ++i) { + ring = self->ring[i]; err = self->aq_hw_ops->hw_ring_tx_start(self->aq_hw, &ring[AQ_VEC_TX_ID]); if (err < 0) @@ -248,8 +248,8 @@ void aq_vec_stop(struct aq_vec_s *self) struct aq_ring_s *ring = NULL; unsigned int i = 0U; - for (i = 0U, ring = self->ring[0]; - self->tx_rings > i; ++i, ring = self->ring[i]) { + for (i = 0U; self->tx_rings > i; ++i) { + ring = self->ring[i]; self->aq_hw_ops->hw_ring_tx_stop(self->aq_hw, &ring[AQ_VEC_TX_ID]); @@ -268,8 +268,8 @@ void aq_vec_deinit(struct aq_vec_s *self) if (!self) goto err_exit; - for (i = 0U, ring = self->ring[0]; - self->tx_rings > i; ++i, ring = self->ring[i]) { + for (i = 0U; self->tx_rings > i; ++i) { + ring = self->ring[i]; aq_ring_tx_clean(&ring[AQ_VEC_TX_ID]); aq_ring_rx_deinit(&ring[AQ_VEC_RX_ID]); } @@ -297,8 +297,8 @@ void aq_vec_ring_free(struct aq_vec_s *self) if (!self) goto err_exit; - for (i = 0U, ring = self->ring[0]; - self->tx_rings > i; ++i, ring = self->ring[i]) { + for (i = 0U; self->tx_rings > i; ++i) { + ring = self->ring[i]; aq_ring_free(&ring[AQ_VEC_TX_ID]); if (i < self->rx_rings) aq_ring_free(&ring[AQ_VEC_RX_ID]); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index d875ce3ec759..15ede7285fb5 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -889,6 +889,13 @@ int hw_atl_b0_hw_ring_tx_head_update(struct aq_hw_s *self, err = -ENXIO; goto err_exit; } + + /* Validate that the new hw_head_ is reasonable. */ + if (hw_head_ >= ring->size) { + err = -ENXIO; + goto err_exit; + } + ring->hw_head = hw_head_; err = aq_hw_err_from_flags(self); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index c19b072f3a23..962253db25b8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -14153,10 +14153,6 @@ static int bnx2x_eeh_nic_unload(struct bnx2x *bp) /* Stop Tx */ bnx2x_tx_disable(bp); - /* Delete all NAPI objects */ - bnx2x_del_all_napi(bp); - if (CNIC_LOADED(bp)) - bnx2x_del_all_napi_cnic(bp); netdev_reset_tc(bp->dev); del_timer_sync(&bp->timer); @@ -14261,6 +14257,11 @@ static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) bnx2x_drain_tx_queues(bp); bnx2x_send_unload_req(bp, UNLOAD_RECOVERY); bnx2x_netif_stop(bp, 1); + bnx2x_del_all_napi(bp); + + if (CNIC_LOADED(bp)) + bnx2x_del_all_napi_cnic(bp); + bnx2x_free_irq(bp); /* Report UNLOAD_DONE to MCP */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 874fad0a5cf8..1d69fe0737a1 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2707,6 +2707,10 @@ static int bnxt_poll_p5(struct napi_struct *napi, int budget) u32 idx = le32_to_cpu(nqcmp->cq_handle_low); struct bnxt_cp_ring_info *cpr2; + /* No more budget for RX work */ + if (budget && work_done >= budget && idx == BNXT_RX_HDL) + break; + cpr2 = cpr->cp_ring_arr[idx]; work_done += __bnxt_poll_work(bp, cpr2, budget - work_done); @@ -10983,7 +10987,7 @@ static bool bnxt_rfs_capable(struct bnxt *bp) if (bp->flags & BNXT_FLAG_CHIP_P5) return bnxt_rfs_supported(bp); - if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(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; @@ -13234,10 +13238,9 @@ static int bnxt_init_dflt_ring_mode(struct bnxt *bp) goto init_dflt_ring_err; bp->tx_nr_rings_per_tc = bp->tx_nr_rings; - if (bnxt_rfs_supported(bp) && bnxt_rfs_capable(bp)) { - bp->flags |= BNXT_FLAG_RFS; - bp->dev->features |= NETIF_F_NTUPLE; - } + + bnxt_set_dflt_rfs(bp); + init_dflt_ring_err: bnxt_ulp_irq_restart(bp, rc); return rc; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c index 9c2ad5e67a5d..00f2f80c0073 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c @@ -846,13 +846,6 @@ int bnxt_ptp_init(struct bnxt *bp, bool phc_cfg) if (rc) return rc; - if (bp->fw_cap & BNXT_FW_CAP_PTP_RTC) { - bnxt_ptp_timecounter_init(bp, false); - rc = bnxt_ptp_init_rtc(bp, phc_cfg); - if (rc) - goto out; - } - if (ptp->ptp_clock && bnxt_pps_config_ok(bp)) return 0; @@ -861,8 +854,14 @@ int bnxt_ptp_init(struct bnxt *bp, bool phc_cfg) atomic_set(&ptp->tx_avail, BNXT_MAX_TX_TS); spin_lock_init(&ptp->ptp_lock); - if (!(bp->fw_cap & BNXT_FW_CAP_PTP_RTC)) + if (bp->fw_cap & BNXT_FW_CAP_PTP_RTC) { + bnxt_ptp_timecounter_init(bp, false); + rc = bnxt_ptp_init_rtc(bp, phc_cfg); + if (rc) + goto out; + } else { bnxt_ptp_timecounter_init(bp, true); + } ptp->ptp_info = bnxt_ptp_caps; if ((bp->fw_cap & BNXT_FW_CAP_PTP_PPS)) { diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 2dd79af9411b..e87e46c47387 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -76,7 +76,7 @@ static inline void bcmgenet_writel(u32 value, void __iomem *offset) if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) __raw_writel(value, offset); else - writel(value, offset); + writel_relaxed(value, offset); } static inline u32 bcmgenet_readl(void __iomem *offset) @@ -84,7 +84,7 @@ static inline u32 bcmgenet_readl(void __iomem *offset) if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) return __raw_readl(offset); else - return readl(offset); + return readl_relaxed(offset); } static inline void dmadesc_set_length_status(struct bcmgenet_priv *priv, @@ -2035,6 +2035,11 @@ static struct sk_buff *bcmgenet_add_tsb(struct net_device *dev, return skb; } +static void bcmgenet_hide_tsb(struct sk_buff *skb) +{ + __skb_pull(skb, sizeof(struct status_64)); +} + static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); @@ -2141,6 +2146,8 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) } GENET_CB(skb)->last_cb = tx_cb_ptr; + + bcmgenet_hide_tsb(skb); skb_tx_timestamp(skb); /* Decrement total BD count and advance our write pointer */ @@ -3992,6 +3999,10 @@ static int bcmgenet_probe(struct platform_device *pdev) goto err; } priv->wol_irq = platform_get_irq_optional(pdev, 2); + if (priv->wol_irq == -EPROBE_DEFER) { + err = priv->wol_irq; + goto err; + } priv->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->base)) { diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 800d5ced5800..e475be29845c 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -1658,6 +1658,7 @@ static void macb_tx_restart(struct macb_queue *queue) unsigned int head = queue->tx_head; unsigned int tail = queue->tx_tail; struct macb *bp = queue->bp; + unsigned int head_idx, tbqp; if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) queue_writel(queue, ISR, MACB_BIT(TXUBR)); @@ -1665,6 +1666,13 @@ static void macb_tx_restart(struct macb_queue *queue) if (head == tail) return; + tbqp = queue_readl(queue, TBQP) / macb_dma_desc_get_size(bp); + tbqp = macb_adj_dma_desc_idx(bp, macb_tx_ring_wrap(bp, tbqp)); + head_idx = macb_adj_dma_desc_idx(bp, macb_tx_ring_wrap(bp, head)); + + if (tbqp == head_idx) + return; + macb_writel(bp, NCR, macb_readl(bp, NCR) | MACB_BIT(TSTART)); } diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c index f2f1ce81fd9c..0ec65ec634df 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_main.c +++ b/drivers/net/ethernet/cavium/thunder/nic_main.c @@ -59,7 +59,7 @@ struct nicpf { /* MSI-X */ u8 num_vec; - bool irq_allocated[NIC_PF_MSIX_VECTORS]; + unsigned int irq_allocated[NIC_PF_MSIX_VECTORS]; char irq_name[NIC_PF_MSIX_VECTORS][20]; }; @@ -1150,7 +1150,7 @@ static irqreturn_t nic_mbx_intr_handler(int irq, void *nic_irq) u64 intr; u8 vf; - if (irq == pci_irq_vector(nic->pdev, NIC_PF_INTR_ID_MBOX0)) + if (irq == nic->irq_allocated[NIC_PF_INTR_ID_MBOX0]) mbx = 0; else mbx = 1; @@ -1176,14 +1176,14 @@ static void nic_free_all_interrupts(struct nicpf *nic) for (irq = 0; irq < nic->num_vec; irq++) { if (nic->irq_allocated[irq]) - free_irq(pci_irq_vector(nic->pdev, irq), nic); - nic->irq_allocated[irq] = false; + free_irq(nic->irq_allocated[irq], nic); + nic->irq_allocated[irq] = 0; } } static int nic_register_interrupts(struct nicpf *nic) { - int i, ret; + int i, ret, irq; nic->num_vec = pci_msix_vec_count(nic->pdev); /* Enable MSI-X */ @@ -1201,13 +1201,13 @@ static int nic_register_interrupts(struct nicpf *nic) sprintf(nic->irq_name[i], "NICPF Mbox%d", (i - NIC_PF_INTR_ID_MBOX0)); - ret = request_irq(pci_irq_vector(nic->pdev, i), - nic_mbx_intr_handler, 0, + irq = pci_irq_vector(nic->pdev, i); + ret = request_irq(irq, nic_mbx_intr_handler, 0, nic->irq_name[i], nic); if (ret) goto fail; - nic->irq_allocated[i] = true; + nic->irq_allocated[i] = irq; } /* Enable mailbox interrupt */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index e7b4e3ed056c..8d719f82854a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -2793,14 +2793,14 @@ int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p) goto out; na = ret; - memcpy(p->id, vpd + id, min_t(int, id_len, ID_LEN)); + memcpy(p->id, vpd + id, min_t(unsigned int, id_len, ID_LEN)); strim(p->id); - memcpy(p->sn, vpd + sn, min_t(int, sn_len, SERNUM_LEN)); + memcpy(p->sn, vpd + sn, min_t(unsigned int, sn_len, SERNUM_LEN)); strim(p->sn); - memcpy(p->pn, vpd + pn, min_t(int, pn_len, PN_LEN)); + memcpy(p->pn, vpd + pn, min_t(unsigned int, pn_len, PN_LEN)); strim(p->pn); - memcpy(p->na, vpd + na, min_t(int, na_len, MACADDR_LEN)); - strim((char *)p->na); + memcpy(p->na, vpd + na, min_t(unsigned int, na_len, MACADDR_LEN)); + strim(p->na); out: vfree(vpd); diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c index 79df5a72877b..0040dcaab945 100644 --- a/drivers/net/ethernet/dec/tulip/tulip_core.c +++ b/drivers/net/ethernet/dec/tulip/tulip_core.c @@ -1399,8 +1399,10 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) /* alloc_etherdev ensures aligned and zeroed private structures */ dev = alloc_etherdev (sizeof (*tp)); - if (!dev) + if (!dev) { + pci_disable_device(pdev); return -ENOMEM; + } SET_NETDEV_DEV(dev, &pdev->dev); if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) { @@ -1785,6 +1787,7 @@ err_out_free_res: err_out_free_netdev: free_netdev (dev); + pci_disable_device(pdev); return -ENODEV; } diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index d5356db7539a..caf48023f8ea 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1835,11 +1835,6 @@ static int ftgmac100_probe(struct platform_device *pdev) priv->rxdes0_edorr_mask = BIT(30); priv->txdes0_edotr_mask = BIT(30); priv->is_aspeed = true; - /* Disable ast2600 problematic HW arbitration */ - if (of_device_is_compatible(np, "aspeed,ast2600-mac")) { - iowrite32(FTGMAC100_TM_DEFAULT, - priv->base + FTGMAC100_OFFSET_TM); - } } else { priv->rxdes0_edorr_mask = BIT(15); priv->txdes0_edotr_mask = BIT(15); @@ -1911,6 +1906,11 @@ static int ftgmac100_probe(struct platform_device *pdev) err = ftgmac100_setup_clk(priv); if (err) goto err_phy_connect; + + /* Disable ast2600 problematic HW arbitration */ + if (of_device_is_compatible(np, "aspeed,ast2600-mac")) + iowrite32(FTGMAC100_TM_DEFAULT, + priv->base + FTGMAC100_OFFSET_TM); } /* Default ring sizes */ diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c index 763d2c7b5fb1..5750f9a56393 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c @@ -489,11 +489,15 @@ static int dpaa_get_ts_info(struct net_device *net_dev, info->phc_index = -1; fman_node = of_get_parent(mac_node); - if (fman_node) + if (fman_node) { ptp_node = of_parse_phandle(fman_node, "ptimer-handle", 0); + of_node_put(fman_node); + } - if (ptp_node) + if (ptp_node) { ptp_dev = of_find_device_by_node(ptp_node); + of_node_put(ptp_node); + } if (ptp_dev) ptp = platform_get_drvdata(ptp_dev); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_qos.c b/drivers/net/ethernet/freescale/enetc/enetc_qos.c index 79afb1d7289b..9182631856d5 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_qos.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_qos.c @@ -297,10 +297,6 @@ int enetc_setup_tc_txtime(struct net_device *ndev, void *type_data) if (tc < 0 || tc >= priv->num_tx_rings) return -EINVAL; - /* Do not support TXSTART and TX CSUM offload simutaniously */ - if (ndev->features & NETIF_F_CSUM_MASK) - return -EBUSY; - /* TSD and Qbv are mutually exclusive in hardware */ if (enetc_rd(&priv->si->hw, ENETC_QBV_PTGCR_OFFSET) & ENETC_QBV_TGE) return -EBUSY; diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 11227f51404c..9f33ec838b52 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -3731,7 +3731,7 @@ static int fec_enet_init_stop_mode(struct fec_enet_private *fep, ARRAY_SIZE(out_val)); if (ret) { dev_dbg(&fep->pdev->dev, "no stop mode property\n"); - return ret; + goto out; } fep->stop_gpr.gpr = syscon_node_to_regmap(gpr_np); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index 7edf8569514c..928d934cb21a 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -1065,19 +1065,23 @@ int hns_mac_init(struct dsaf_device *dsaf_dev) device_for_each_child_node(dsaf_dev->dev, child) { ret = fwnode_property_read_u32(child, "reg", &port_id); if (ret) { + fwnode_handle_put(child); dev_err(dsaf_dev->dev, "get reg fail, ret=%d!\n", ret); return ret; } if (port_id >= max_port_num) { + fwnode_handle_put(child); dev_err(dsaf_dev->dev, "reg(%u) out of range!\n", port_id); return -EINVAL; } mac_cb = devm_kzalloc(dsaf_dev->dev, sizeof(*mac_cb), GFP_KERNEL); - if (!mac_cb) + if (!mac_cb) { + fwnode_handle_put(child); return -ENOMEM; + } mac_cb->fw_port = child; mac_cb->mac_id = (u8)port_id; dsaf_dev->mac_cb[port_id] = mac_cb; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_tqp_stats.c b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_tqp_stats.c index 0c60f41fca8a..f3c9395d8351 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_tqp_stats.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_tqp_stats.c @@ -75,7 +75,7 @@ int hclge_comm_tqps_update_stats(struct hnae3_handle *handle, ret = hclge_comm_cmd_send(hw, &desc, 1); if (ret) { dev_err(&hw->cmq.csq.pdev->dev, - "failed to get tqp stat, ret = %d, tx = %u.\n", + "failed to get tqp stat, ret = %d, rx = %u.\n", ret, i); return ret; } @@ -89,7 +89,7 @@ int hclge_comm_tqps_update_stats(struct hnae3_handle *handle, ret = hclge_comm_cmd_send(hw, &desc, 1); if (ret) { dev_err(&hw->cmq.csq.pdev->dev, - "failed to get tqp stat, ret = %d, rx = %u.\n", + "failed to get tqp stat, ret = %d, tx = %u.\n", ret, i); return ret; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 44d9b560b337..93aeb615191d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -562,12 +562,12 @@ static void hns3_dbg_tx_spare_info(struct hns3_enet_ring *ring, char *buf, for (i = 0; i < ring_num; i++) { j = 0; - sprintf(result[j++], "%8u", i); - sprintf(result[j++], "%9u", ring->tx_copybreak); - sprintf(result[j++], "%3u", tx_spare->len); - sprintf(result[j++], "%3u", tx_spare->next_to_use); - sprintf(result[j++], "%3u", tx_spare->next_to_clean); - sprintf(result[j++], "%3u", tx_spare->last_to_clean); + sprintf(result[j++], "%u", i); + sprintf(result[j++], "%u", ring->tx_copybreak); + sprintf(result[j++], "%u", tx_spare->len); + sprintf(result[j++], "%u", tx_spare->next_to_use); + sprintf(result[j++], "%u", tx_spare->next_to_clean); + sprintf(result[j++], "%u", tx_spare->last_to_clean); sprintf(result[j++], "%pad", &tx_spare->dma); hns3_dbg_fill_content(content, sizeof(content), tx_spare_info_items, @@ -598,35 +598,35 @@ static void hns3_dump_rx_queue_info(struct hns3_enet_ring *ring, u32 base_add_l, base_add_h; u32 j = 0; - sprintf(result[j++], "%8u", index); + sprintf(result[j++], "%u", index); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_BD_NUM_REG)); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_BD_LEN_REG)); - sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_TAIL_REG)); - sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_HEAD_REG)); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_FBDNUM_REG)); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); - sprintf(result[j++], "%9u", ring->rx_copybreak); + sprintf(result[j++], "%u", ring->rx_copybreak); - sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%s", readl_relaxed(ring->tqp->io_base + HNS3_RING_EN_REG) ? "on" : "off"); if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) - sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%s", readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_EN_REG) ? "on" : "off"); else - sprintf(result[j++], "%10s", "NA"); + sprintf(result[j++], "%s", "NA"); base_add_h = readl_relaxed(ring->tqp->io_base + HNS3_RING_RX_RING_BASEADDR_H_REG); @@ -700,36 +700,36 @@ static void hns3_dump_tx_queue_info(struct hns3_enet_ring *ring, u32 base_add_l, base_add_h; u32 j = 0; - sprintf(result[j++], "%8u", index); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", index); + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_BD_NUM_REG)); - sprintf(result[j++], "%2u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_TC_REG)); - sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_TAIL_REG)); - sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_HEAD_REG)); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_FBDNUM_REG)); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_OFFSET_REG)); - sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); - sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%s", readl_relaxed(ring->tqp->io_base + HNS3_RING_EN_REG) ? "on" : "off"); if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) - sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + + sprintf(result[j++], "%s", readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_EN_REG) ? "on" : "off"); else - sprintf(result[j++], "%10s", "NA"); + sprintf(result[j++], "%s", "NA"); base_add_h = readl_relaxed(ring->tqp->io_base + HNS3_RING_TX_RING_BASEADDR_H_REG); @@ -848,15 +848,15 @@ static void hns3_dump_rx_bd_info(struct hns3_nic_priv *priv, { unsigned int j = 0; - sprintf(result[j++], "%5d", idx); + sprintf(result[j++], "%d", idx); sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.l234_info)); - sprintf(result[j++], "%7u", le16_to_cpu(desc->rx.pkt_len)); - sprintf(result[j++], "%4u", le16_to_cpu(desc->rx.size)); + sprintf(result[j++], "%u", le16_to_cpu(desc->rx.pkt_len)); + sprintf(result[j++], "%u", le16_to_cpu(desc->rx.size)); sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.rss_hash)); - sprintf(result[j++], "%5u", le16_to_cpu(desc->rx.fd_id)); - sprintf(result[j++], "%8u", le16_to_cpu(desc->rx.vlan_tag)); - sprintf(result[j++], "%15u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); - sprintf(result[j++], "%11u", le16_to_cpu(desc->rx.ot_vlan_tag)); + sprintf(result[j++], "%u", le16_to_cpu(desc->rx.fd_id)); + sprintf(result[j++], "%u", le16_to_cpu(desc->rx.vlan_tag)); + sprintf(result[j++], "%u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); + sprintf(result[j++], "%u", le16_to_cpu(desc->rx.ot_vlan_tag)); sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.bd_base_info)); if (test_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state)) { u32 ol_info = le32_to_cpu(desc->rx.ol_info); @@ -930,19 +930,19 @@ static void hns3_dump_tx_bd_info(struct hns3_nic_priv *priv, { unsigned int j = 0; - sprintf(result[j++], "%6d", idx); + sprintf(result[j++], "%d", idx); sprintf(result[j++], "%#llx", le64_to_cpu(desc->addr)); - sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.vlan_tag)); - sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.send_size)); + sprintf(result[j++], "%u", le16_to_cpu(desc->tx.vlan_tag)); + sprintf(result[j++], "%u", le16_to_cpu(desc->tx.send_size)); sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.type_cs_vlan_tso_len)); - sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.outer_vlan_tag)); - sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.tv)); - sprintf(result[j++], "%10u", + sprintf(result[j++], "%u", le16_to_cpu(desc->tx.outer_vlan_tag)); + sprintf(result[j++], "%u", le16_to_cpu(desc->tx.tv)); + sprintf(result[j++], "%u", le32_to_cpu(desc->tx.ol_type_vlan_len_msec)); sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.paylen_ol4cs)); sprintf(result[j++], "%#x", le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri)); - sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.mss_hw_csum)); + sprintf(result[j++], "%u", le16_to_cpu(desc->tx.mss_hw_csum)); } static int hns3_dbg_tx_bd_info(struct hns3_dbg_data *d, 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 14dc12c2155d..a3ee7875d6a7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -5203,6 +5203,13 @@ static void hns3_state_init(struct hnae3_handle *handle) set_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state); } +static void hns3_state_uninit(struct hnae3_handle *handle) +{ + struct hns3_nic_priv *priv = handle->priv; + + clear_bit(HNS3_NIC_STATE_INITED, &priv->state); +} + static int hns3_client_init(struct hnae3_handle *handle) { struct pci_dev *pdev = handle->pdev; @@ -5320,7 +5327,9 @@ static int hns3_client_init(struct hnae3_handle *handle) return ret; out_reg_netdev_fail: + hns3_state_uninit(handle); hns3_dbg_uninit(handle); + hns3_client_stop(handle); out_client_start: hns3_free_rx_cpu_rmap(netdev); hns3_nic_uninit_irq(priv); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 6799d16de34b..7998ca617a92 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -94,6 +94,13 @@ static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len, enum hclge_comm_cmd_status status; struct hclge_desc desc; + if (msg_len > HCLGE_MBX_MAX_MSG_SIZE) { + dev_err(&hdev->pdev->dev, + "msg data length(=%u) exceeds maximum(=%u)\n", + msg_len, HCLGE_MBX_MAX_MSG_SIZE); + return -EMSGSIZE; + } + resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false); @@ -176,7 +183,7 @@ static int hclge_get_ring_chain_from_mbx( ring_num = req->msg.ring_num; if (ring_num > HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM) - return -ENOMEM; + return -EINVAL; for (i = 0; i < ring_num; i++) { if (req->msg.param[i].tqp_index >= vport->nic.kinfo.rss_size) { @@ -587,9 +594,9 @@ static int hclge_set_vf_mtu(struct hclge_vport *vport, return hclge_set_vport_mtu(vport, mtu); } -static void hclge_get_queue_id_in_pf(struct hclge_vport *vport, - struct hclge_mbx_vf_to_pf_cmd *mbx_req, - struct hclge_respond_to_vf_msg *resp_msg) +static int hclge_get_queue_id_in_pf(struct hclge_vport *vport, + struct hclge_mbx_vf_to_pf_cmd *mbx_req, + struct hclge_respond_to_vf_msg *resp_msg) { struct hnae3_handle *handle = &vport->nic; struct hclge_dev *hdev = vport->back; @@ -599,17 +606,18 @@ static void hclge_get_queue_id_in_pf(struct hclge_vport *vport, if (queue_id >= handle->kinfo.num_tqps) { dev_err(&hdev->pdev->dev, "Invalid queue id(%u) from VF %u\n", queue_id, mbx_req->mbx_src_vfid); - return; + return -EINVAL; } qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id); memcpy(resp_msg->data, &qid_in_pf, sizeof(qid_in_pf)); resp_msg->len = sizeof(qid_in_pf); + return 0; } -static void hclge_get_rss_key(struct hclge_vport *vport, - struct hclge_mbx_vf_to_pf_cmd *mbx_req, - struct hclge_respond_to_vf_msg *resp_msg) +static int hclge_get_rss_key(struct hclge_vport *vport, + struct hclge_mbx_vf_to_pf_cmd *mbx_req, + struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_RSS_MBX_RESP_LEN 8 struct hclge_dev *hdev = vport->back; @@ -627,13 +635,14 @@ static void hclge_get_rss_key(struct hclge_vport *vport, dev_warn(&hdev->pdev->dev, "failed to get the rss hash key, the index(%u) invalid !\n", index); - return; + return -EINVAL; } memcpy(resp_msg->data, &rss_cfg->rss_hash_key[index * HCLGE_RSS_MBX_RESP_LEN], HCLGE_RSS_MBX_RESP_LEN); resp_msg->len = HCLGE_RSS_MBX_RESP_LEN; + return 0; } static void hclge_link_fail_parse(struct hclge_dev *hdev, u8 link_fail_code) @@ -809,10 +818,10 @@ void hclge_mbx_handler(struct hclge_dev *hdev) "VF fail(%d) to set mtu\n", ret); break; case HCLGE_MBX_GET_QID_IN_PF: - hclge_get_queue_id_in_pf(vport, req, &resp_msg); + ret = hclge_get_queue_id_in_pf(vport, req, &resp_msg); break; case HCLGE_MBX_GET_RSS_KEY: - hclge_get_rss_key(vport, req, &resp_msg); + ret = hclge_get_rss_key(vport, req, &resp_msg); break; case HCLGE_MBX_GET_LINK_MODE: hclge_get_link_mode(vport, req); diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c index 2d9b06d7caad..f7dc7d825f63 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c @@ -771,7 +771,7 @@ struct hinic_hw_wqe *hinic_get_wqe(struct hinic_wq *wq, unsigned int wqe_size, /* If we only have one page, still need to get shadown wqe when * wqe rolling-over page */ - if (curr_pg != end_pg || MASKED_WQE_IDX(wq, end_prod_idx) < *prod_idx) { + if (curr_pg != end_pg || end_prod_idx < *prod_idx) { void *shadow_addr = &wq->shadow_wqe[curr_pg * wq->max_wqe_size]; copy_wqe_to_shadow(wq, shadow_addr, num_wqebbs, *prod_idx); @@ -841,7 +841,10 @@ struct hinic_hw_wqe *hinic_read_wqe(struct hinic_wq *wq, unsigned int wqe_size, *cons_idx = curr_cons_idx; - if (curr_pg != end_pg) { + /* If we only have one page, still need to get shadown wqe when + * wqe rolling-over page + */ + if (curr_pg != end_pg || end_cons_idx < curr_cons_idx) { void *shadow_addr = &wq->shadow_wqe[curr_pg * wq->max_wqe_size]; copy_wqe_to_shadow(wq, shadow_addr, num_wqebbs, *cons_idx); diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 77683909ca3d..5c5931dba51d 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -3210,13 +3210,8 @@ static void ibmvnic_get_ringparam(struct net_device *netdev, { struct ibmvnic_adapter *adapter = netdev_priv(netdev); - if (adapter->priv_flags & IBMVNIC_USE_SERVER_MAXES) { - ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq; - ring->tx_max_pending = adapter->max_tx_entries_per_subcrq; - } else { - ring->rx_max_pending = IBMVNIC_MAX_QUEUE_SZ; - ring->tx_max_pending = IBMVNIC_MAX_QUEUE_SZ; - } + ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq; + ring->tx_max_pending = adapter->max_tx_entries_per_subcrq; ring->rx_mini_max_pending = 0; ring->rx_jumbo_max_pending = 0; ring->rx_pending = adapter->req_rx_add_entries_per_subcrq; @@ -3231,23 +3226,21 @@ static int ibmvnic_set_ringparam(struct net_device *netdev, struct netlink_ext_ack *extack) { struct ibmvnic_adapter *adapter = netdev_priv(netdev); - int ret; - ret = 0; + if (ring->rx_pending > adapter->max_rx_add_entries_per_subcrq || + ring->tx_pending > adapter->max_tx_entries_per_subcrq) { + netdev_err(netdev, "Invalid request.\n"); + netdev_err(netdev, "Max tx buffers = %llu\n", + adapter->max_rx_add_entries_per_subcrq); + netdev_err(netdev, "Max rx buffers = %llu\n", + adapter->max_tx_entries_per_subcrq); + return -EINVAL; + } + adapter->desired.rx_entries = ring->rx_pending; adapter->desired.tx_entries = ring->tx_pending; - ret = wait_for_reset(adapter); - - if (!ret && - (adapter->req_rx_add_entries_per_subcrq != ring->rx_pending || - adapter->req_tx_entries_per_subcrq != ring->tx_pending)) - netdev_info(netdev, - "Could not match full ringsize request. Requested: RX %d, TX %d; Allowed: RX %llu, TX %llu\n", - ring->rx_pending, ring->tx_pending, - adapter->req_rx_add_entries_per_subcrq, - adapter->req_tx_entries_per_subcrq); - return ret; + return wait_for_reset(adapter); } static void ibmvnic_get_channels(struct net_device *netdev, @@ -3255,14 +3248,8 @@ static void ibmvnic_get_channels(struct net_device *netdev, { struct ibmvnic_adapter *adapter = netdev_priv(netdev); - if (adapter->priv_flags & IBMVNIC_USE_SERVER_MAXES) { - channels->max_rx = adapter->max_rx_queues; - channels->max_tx = adapter->max_tx_queues; - } else { - channels->max_rx = IBMVNIC_MAX_QUEUES; - channels->max_tx = IBMVNIC_MAX_QUEUES; - } - + channels->max_rx = adapter->max_rx_queues; + channels->max_tx = adapter->max_tx_queues; channels->max_other = 0; channels->max_combined = 0; channels->rx_count = adapter->req_rx_queues; @@ -3275,22 +3262,11 @@ static int ibmvnic_set_channels(struct net_device *netdev, struct ethtool_channels *channels) { struct ibmvnic_adapter *adapter = netdev_priv(netdev); - int ret; - ret = 0; adapter->desired.rx_queues = channels->rx_count; adapter->desired.tx_queues = channels->tx_count; - ret = wait_for_reset(adapter); - - if (!ret && - (adapter->req_rx_queues != channels->rx_count || - adapter->req_tx_queues != channels->tx_count)) - netdev_info(netdev, - "Could not match full channels request. Requested: RX %d, TX %d; Allowed: RX %llu, TX %llu\n", - channels->rx_count, channels->tx_count, - adapter->req_rx_queues, adapter->req_tx_queues); - return ret; + return wait_for_reset(adapter); } static void ibmvnic_get_strings(struct net_device *dev, u32 stringset, u8 *data) @@ -3298,43 +3274,32 @@ static void ibmvnic_get_strings(struct net_device *dev, u32 stringset, u8 *data) struct ibmvnic_adapter *adapter = netdev_priv(dev); int i; - switch (stringset) { - case ETH_SS_STATS: - for (i = 0; i < ARRAY_SIZE(ibmvnic_stats); - i++, data += ETH_GSTRING_LEN) - memcpy(data, ibmvnic_stats[i].name, ETH_GSTRING_LEN); + if (stringset != ETH_SS_STATS) + return; - for (i = 0; i < adapter->req_tx_queues; i++) { - snprintf(data, ETH_GSTRING_LEN, "tx%d_packets", i); - data += ETH_GSTRING_LEN; + for (i = 0; i < ARRAY_SIZE(ibmvnic_stats); i++, data += ETH_GSTRING_LEN) + memcpy(data, ibmvnic_stats[i].name, ETH_GSTRING_LEN); - snprintf(data, ETH_GSTRING_LEN, "tx%d_bytes", i); - data += ETH_GSTRING_LEN; + for (i = 0; i < adapter->req_tx_queues; i++) { + snprintf(data, ETH_GSTRING_LEN, "tx%d_packets", i); + data += ETH_GSTRING_LEN; - snprintf(data, ETH_GSTRING_LEN, - "tx%d_dropped_packets", i); - data += ETH_GSTRING_LEN; - } + snprintf(data, ETH_GSTRING_LEN, "tx%d_bytes", i); + data += ETH_GSTRING_LEN; - for (i = 0; i < adapter->req_rx_queues; i++) { - snprintf(data, ETH_GSTRING_LEN, "rx%d_packets", i); - data += ETH_GSTRING_LEN; + snprintf(data, ETH_GSTRING_LEN, "tx%d_dropped_packets", i); + data += ETH_GSTRING_LEN; + } - snprintf(data, ETH_GSTRING_LEN, "rx%d_bytes", i); - data += ETH_GSTRING_LEN; + for (i = 0; i < adapter->req_rx_queues; i++) { + snprintf(data, ETH_GSTRING_LEN, "rx%d_packets", i); + data += ETH_GSTRING_LEN; - snprintf(data, ETH_GSTRING_LEN, "rx%d_interrupts", i); - data += ETH_GSTRING_LEN; - } - break; + snprintf(data, ETH_GSTRING_LEN, "rx%d_bytes", i); + data += ETH_GSTRING_LEN; - case ETH_SS_PRIV_FLAGS: - for (i = 0; i < ARRAY_SIZE(ibmvnic_priv_flags); i++) - strcpy(data + i * ETH_GSTRING_LEN, - ibmvnic_priv_flags[i]); - break; - default: - return; + snprintf(data, ETH_GSTRING_LEN, "rx%d_interrupts", i); + data += ETH_GSTRING_LEN; } } @@ -3347,8 +3312,6 @@ static int ibmvnic_get_sset_count(struct net_device *dev, int sset) return ARRAY_SIZE(ibmvnic_stats) + adapter->req_tx_queues * NUM_TX_STATS + adapter->req_rx_queues * NUM_RX_STATS; - case ETH_SS_PRIV_FLAGS: - return ARRAY_SIZE(ibmvnic_priv_flags); default: return -EOPNOTSUPP; } @@ -3401,26 +3364,6 @@ static void ibmvnic_get_ethtool_stats(struct net_device *dev, } } -static u32 ibmvnic_get_priv_flags(struct net_device *netdev) -{ - struct ibmvnic_adapter *adapter = netdev_priv(netdev); - - return adapter->priv_flags; -} - -static int ibmvnic_set_priv_flags(struct net_device *netdev, u32 flags) -{ - struct ibmvnic_adapter *adapter = netdev_priv(netdev); - bool which_maxes = !!(flags & IBMVNIC_USE_SERVER_MAXES); - - if (which_maxes) - adapter->priv_flags |= IBMVNIC_USE_SERVER_MAXES; - else - adapter->priv_flags &= ~IBMVNIC_USE_SERVER_MAXES; - - return 0; -} - static const struct ethtool_ops ibmvnic_ethtool_ops = { .get_drvinfo = ibmvnic_get_drvinfo, .get_msglevel = ibmvnic_get_msglevel, @@ -3434,8 +3377,6 @@ static const struct ethtool_ops ibmvnic_ethtool_ops = { .get_sset_count = ibmvnic_get_sset_count, .get_ethtool_stats = ibmvnic_get_ethtool_stats, .get_link_ksettings = ibmvnic_get_link_ksettings, - .get_priv_flags = ibmvnic_get_priv_flags, - .set_priv_flags = ibmvnic_set_priv_flags, }; /* Routines for managing CRQs/sCRQs */ diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index 8f5cefb932dd..1310c861bf83 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -41,11 +41,6 @@ #define IBMVNIC_RESET_DELAY 100 -static const char ibmvnic_priv_flags[][ETH_GSTRING_LEN] = { -#define IBMVNIC_USE_SERVER_MAXES 0x1 - "use-server-maxes" -}; - struct ibmvnic_login_buffer { __be32 len; __be32 version; @@ -883,7 +878,6 @@ struct ibmvnic_adapter { struct ibmvnic_control_ip_offload_buffer ip_offload_ctrl; dma_addr_t ip_offload_ctrl_tok; u32 msg_enable; - u32 priv_flags; /* Vital Product Data (VPD) */ struct ibmvnic_vpd *vpd; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index d60e2016d03c..e6c8e6d5234f 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -1009,8 +1009,8 @@ static s32 e1000_platform_pm_pch_lpt(struct e1000_hw *hw, bool link) { u32 reg = link << (E1000_LTRV_REQ_SHIFT + E1000_LTRV_NOSNOOP_SHIFT) | link << E1000_LTRV_REQ_SHIFT | E1000_LTRV_SEND; - u16 max_ltr_enc_d = 0; /* maximum LTR decoded by platform */ - u16 lat_enc_d = 0; /* latency decoded */ + u32 max_ltr_enc_d = 0; /* maximum LTR decoded by platform */ + u32 lat_enc_d = 0; /* latency decoded */ u16 lat_enc = 0; /* latency encoded */ if (link) { diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 6778df2177a1..98871f014994 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -7549,42 +7549,43 @@ static void i40e_free_macvlan_channels(struct i40e_vsi *vsi) static int i40e_fwd_ring_up(struct i40e_vsi *vsi, struct net_device *vdev, struct i40e_fwd_adapter *fwd) { + struct i40e_channel *ch = NULL, *ch_tmp, *iter; int ret = 0, num_tc = 1, i, aq_err; - struct i40e_channel *ch, *ch_tmp; struct i40e_pf *pf = vsi->back; struct i40e_hw *hw = &pf->hw; - if (list_empty(&vsi->macvlan_list)) - return -EINVAL; - /* Go through the list and find an available channel */ - list_for_each_entry_safe(ch, ch_tmp, &vsi->macvlan_list, list) { - if (!i40e_is_channel_macvlan(ch)) { - ch->fwd = fwd; + list_for_each_entry_safe(iter, ch_tmp, &vsi->macvlan_list, list) { + if (!i40e_is_channel_macvlan(iter)) { + iter->fwd = fwd; /* record configuration for macvlan interface in vdev */ for (i = 0; i < num_tc; i++) netdev_bind_sb_channel_queue(vsi->netdev, vdev, i, - ch->num_queue_pairs, - ch->base_queue); - for (i = 0; i < ch->num_queue_pairs; i++) { + iter->num_queue_pairs, + iter->base_queue); + for (i = 0; i < iter->num_queue_pairs; i++) { struct i40e_ring *tx_ring, *rx_ring; u16 pf_q; - pf_q = ch->base_queue + i; + pf_q = iter->base_queue + i; /* Get to TX ring ptr */ tx_ring = vsi->tx_rings[pf_q]; - tx_ring->ch = ch; + tx_ring->ch = iter; /* Get the RX ring ptr */ rx_ring = vsi->rx_rings[pf_q]; - rx_ring->ch = ch; + rx_ring->ch = iter; } + ch = iter; break; } } + if (!ch) + return -EINVAL; + /* Guarantee all rings are updated before we update the * MAC address filter. */ diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 190590d32faf..7dfcf78b57fb 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -2871,7 +2871,6 @@ continue_reset: running = adapter->state == __IAVF_RUNNING; if (running) { - netdev->flags &= ~IFF_UP; netif_carrier_off(netdev); netif_tx_stop_all_queues(netdev); adapter->link_up = false; @@ -2988,7 +2987,7 @@ continue_reset: * to __IAVF_RUNNING */ iavf_up_complete(adapter); - netdev->flags |= IFF_UP; + iavf_irq_enable(adapter, true); } else { iavf_change_state(adapter, __IAVF_DOWN); @@ -3004,10 +3003,8 @@ continue_reset: reset_err: mutex_unlock(&adapter->client_lock); mutex_unlock(&adapter->crit_lock); - if (running) { + if (running) iavf_change_state(adapter, __IAVF_RUNNING); - netdev->flags |= IFF_UP; - } dev_err(&adapter->pdev->dev, "failed to allocate resources during reinit\n"); iavf_close(netdev); } diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 8ed3c9ab7ff7..a895e3a8e988 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -540,6 +540,7 @@ struct ice_pf { struct mutex avail_q_mutex; /* protects access to avail_[rx|tx]qs */ struct mutex sw_mutex; /* lock for protecting VSI alloc flow */ struct mutex tc_mutex; /* lock to protect TC changes */ + struct mutex adev_mutex; /* lock to protect aux device access */ u32 msg_enable; struct ice_ptp ptp; struct tty_driver *ice_gnss_tty_driver; diff --git a/drivers/net/ethernet/intel/ice/ice_arfs.c b/drivers/net/ethernet/intel/ice/ice_arfs.c index 5daade32ea62..fba178e07600 100644 --- a/drivers/net/ethernet/intel/ice/ice_arfs.c +++ b/drivers/net/ethernet/intel/ice/ice_arfs.c @@ -577,7 +577,7 @@ void ice_free_cpu_rx_rmap(struct ice_vsi *vsi) { struct net_device *netdev; - if (!vsi || vsi->type != ICE_VSI_PF || !vsi->arfs_fltr_list) + if (!vsi || vsi->type != ICE_VSI_PF) return; netdev = vsi->netdev; @@ -599,7 +599,7 @@ int ice_set_cpu_rx_rmap(struct ice_vsi *vsi) int base_idx, i; if (!vsi || vsi->type != ICE_VSI_PF) - return -EINVAL; + return 0; pf = vsi->back; netdev = vsi->netdev; @@ -636,7 +636,6 @@ void ice_remove_arfs(struct ice_pf *pf) if (!pf_vsi) return; - ice_free_cpu_rx_rmap(pf_vsi); ice_clear_arfs(pf_vsi); } @@ -653,9 +652,5 @@ void ice_rebuild_arfs(struct ice_pf *pf) return; ice_remove_arfs(pf); - if (ice_set_cpu_rx_rmap(pf_vsi)) { - dev_err(ice_pf_to_dev(pf), "Failed to rebuild aRFS\n"); - return; - } ice_init_arfs(pf_vsi); } diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c index 9a84d746a6c4..6a463b242c7d 100644 --- a/drivers/net/ethernet/intel/ice/ice_eswitch.c +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c @@ -361,7 +361,8 @@ ice_eswitch_port_start_xmit(struct sk_buff *skb, struct net_device *netdev) np = netdev_priv(netdev); vsi = np->vsi; - if (ice_is_reset_in_progress(vsi->back->state)) + if (ice_is_reset_in_progress(vsi->back->state) || + test_bit(ICE_VF_DIS, vsi->back->state)) return NETDEV_TX_BUSY; repr = ice_netdev_to_repr(netdev); diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.h b/drivers/net/ethernet/intel/ice/ice_eswitch.h index bd58d9d2e565..6a413331572b 100644 --- a/drivers/net/ethernet/intel/ice/ice_eswitch.h +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.h @@ -52,7 +52,7 @@ static inline void ice_eswitch_update_repr(struct ice_vsi *vsi) { } static inline int ice_eswitch_configure(struct ice_pf *pf) { - return -EOPNOTSUPP; + return 0; } static inline int ice_eswitch_rebuild(struct ice_pf *pf) diff --git a/drivers/net/ethernet/intel/ice/ice_idc.c b/drivers/net/ethernet/intel/ice/ice_idc.c index 25a436d342c2..3e3b2ed4cd5d 100644 --- a/drivers/net/ethernet/intel/ice/ice_idc.c +++ b/drivers/net/ethernet/intel/ice/ice_idc.c @@ -37,14 +37,17 @@ void ice_send_event_to_aux(struct ice_pf *pf, struct iidc_event *event) if (WARN_ON_ONCE(!in_task())) return; + mutex_lock(&pf->adev_mutex); if (!pf->adev) - return; + goto finish; device_lock(&pf->adev->dev); iadrv = ice_get_auxiliary_drv(pf); if (iadrv && iadrv->event_handler) iadrv->event_handler(pf, event); device_unlock(&pf->adev->dev); +finish: + mutex_unlock(&pf->adev_mutex); } /** @@ -290,7 +293,6 @@ int ice_plug_aux_dev(struct ice_pf *pf) return -ENOMEM; adev = &iadev->adev; - pf->adev = adev; iadev->pf = pf; adev->id = pf->aux_idx; @@ -300,18 +302,20 @@ int ice_plug_aux_dev(struct ice_pf *pf) ret = auxiliary_device_init(adev); if (ret) { - pf->adev = NULL; kfree(iadev); return ret; } ret = auxiliary_device_add(adev); if (ret) { - pf->adev = NULL; auxiliary_device_uninit(adev); return ret; } + mutex_lock(&pf->adev_mutex); + pf->adev = adev; + mutex_unlock(&pf->adev_mutex); + return 0; } @@ -320,12 +324,17 @@ int ice_plug_aux_dev(struct ice_pf *pf) */ void ice_unplug_aux_dev(struct ice_pf *pf) { - if (!pf->adev) - return; + struct auxiliary_device *adev; - auxiliary_device_delete(pf->adev); - auxiliary_device_uninit(pf->adev); + mutex_lock(&pf->adev_mutex); + adev = pf->adev; pf->adev = NULL; + mutex_unlock(&pf->adev_mutex); + + if (adev) { + auxiliary_device_delete(adev); + auxiliary_device_uninit(adev); + } } /** diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 2774cbd5b12a..6d19c58ccacd 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -2689,6 +2689,8 @@ void ice_vsi_free_irq(struct ice_vsi *vsi) return; vsi->irqs_ready = false; + ice_free_cpu_rx_rmap(vsi); + ice_for_each_q_vector(vsi, i) { u16 vector = i + base; int irq_num; @@ -2702,7 +2704,8 @@ void ice_vsi_free_irq(struct ice_vsi *vsi) continue; /* clear the affinity notifier in the IRQ descriptor */ - irq_set_affinity_notifier(irq_num, NULL); + if (!IS_ENABLED(CONFIG_RFS_ACCEL)) + irq_set_affinity_notifier(irq_num, NULL); /* clear the affinity_mask in the IRQ descriptor */ irq_set_affinity_hint(irq_num, NULL); diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index d768925785ca..949669fed7d6 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -2510,6 +2510,13 @@ static int ice_vsi_req_irq_msix(struct ice_vsi *vsi, char *basename) irq_set_affinity_hint(irq_num, &q_vector->affinity_mask); } + err = ice_set_cpu_rx_rmap(vsi); + if (err) { + netdev_err(vsi->netdev, "Failed to setup CPU RMAP on VSI %u: %pe\n", + vsi->vsi_num, ERR_PTR(err)); + goto free_q_irqs; + } + vsi->irqs_ready = true; return 0; @@ -3692,20 +3699,12 @@ static int ice_setup_pf_sw(struct ice_pf *pf) */ ice_napi_add(vsi); - status = ice_set_cpu_rx_rmap(vsi); - if (status) { - dev_err(dev, "Failed to set CPU Rx map VSI %d error %d\n", - vsi->vsi_num, status); - goto unroll_napi_add; - } status = ice_init_mac_fltr(pf); if (status) - goto free_cpu_rx_map; + goto unroll_napi_add; return 0; -free_cpu_rx_map: - ice_free_cpu_rx_rmap(vsi); unroll_napi_add: ice_tc_indir_block_unregister(vsi); unroll_cfg_netdev: @@ -3770,6 +3769,7 @@ u16 ice_get_avail_rxq_count(struct ice_pf *pf) static void ice_deinit_pf(struct ice_pf *pf) { ice_service_task_stop(pf); + mutex_destroy(&pf->adev_mutex); mutex_destroy(&pf->sw_mutex); mutex_destroy(&pf->tc_mutex); mutex_destroy(&pf->avail_q_mutex); @@ -3848,6 +3848,7 @@ static int ice_init_pf(struct ice_pf *pf) mutex_init(&pf->sw_mutex); mutex_init(&pf->tc_mutex); + mutex_init(&pf->adev_mutex); INIT_HLIST_HEAD(&pf->aq_wait_list); spin_lock_init(&pf->aq_wait_lock); @@ -5167,7 +5168,6 @@ static int __maybe_unused ice_suspend(struct device *dev) continue; ice_vsi_free_q_vectors(pf->vsi[v]); } - ice_free_cpu_rx_rmap(ice_get_main_vsi(pf)); ice_clear_interrupt_scheme(pf); pci_save_state(pdev); @@ -6931,12 +6931,15 @@ static void ice_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type) dev_dbg(dev, "rebuilding PF after reset_type=%d\n", reset_type); +#define ICE_EMP_RESET_SLEEP_MS 5000 if (reset_type == ICE_RESET_EMPR) { /* If an EMP reset has occurred, any previously pending flash * update will have completed. We no longer know whether or * not the NVM update EMP reset is restricted. */ pf->fw_emp_reset_disabled = false; + + msleep(ICE_EMP_RESET_SLEEP_MS); } err = ice_init_all_ctrlq(hw); diff --git a/drivers/net/ethernet/intel/ice/ice_nvm.c b/drivers/net/ethernet/intel/ice/ice_nvm.c index 4eb0599714f4..13cdb5ea594d 100644 --- a/drivers/net/ethernet/intel/ice/ice_nvm.c +++ b/drivers/net/ethernet/intel/ice/ice_nvm.c @@ -641,6 +641,7 @@ ice_get_orom_civd_data(struct ice_hw *hw, enum ice_bank_select bank, status = ice_read_flash_module(hw, bank, ICE_SR_1ST_OROM_BANK_PTR, 0, orom_data, hw->flash.banks.orom_size); if (status) { + vfree(orom_data); ice_debug(hw, ICE_DBG_NVM, "Unable to read Option ROM data\n"); return status; } diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index a1cd33273ca4..da025c204577 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -2287,6 +2287,7 @@ ice_ptp_init_tx_e810(struct ice_pf *pf, struct ice_ptp_tx *tx) /** * ice_ptp_tx_tstamp_cleanup - Cleanup old timestamp requests that got dropped + * @hw: pointer to the hw struct * @tx: PTP Tx tracker to clean up * * Loop through the Tx timestamp requests and see if any of them have been @@ -2295,7 +2296,7 @@ ice_ptp_init_tx_e810(struct ice_pf *pf, struct ice_ptp_tx *tx) * timestamp will never be captured. This might happen if the packet gets * discarded before it reaches the PHY timestamping block. */ -static void ice_ptp_tx_tstamp_cleanup(struct ice_ptp_tx *tx) +static void ice_ptp_tx_tstamp_cleanup(struct ice_hw *hw, struct ice_ptp_tx *tx) { u8 idx; @@ -2304,11 +2305,16 @@ static void ice_ptp_tx_tstamp_cleanup(struct ice_ptp_tx *tx) for_each_set_bit(idx, tx->in_use, tx->len) { struct sk_buff *skb; + u64 raw_tstamp; /* Check if this SKB has been waiting for too long */ if (time_is_after_jiffies(tx->tstamps[idx].start + 2 * HZ)) continue; + /* Read tstamp to be able to use this register again */ + ice_read_phy_tstamp(hw, tx->quad, idx + tx->quad_offset, + &raw_tstamp); + spin_lock(&tx->lock); skb = tx->tstamps[idx].skb; tx->tstamps[idx].skb = NULL; @@ -2330,7 +2336,7 @@ static void ice_ptp_periodic_work(struct kthread_work *work) ice_ptp_update_cached_phctime(pf); - ice_ptp_tx_tstamp_cleanup(&pf->ptp.port.tx); + ice_ptp_tx_tstamp_cleanup(&pf->hw, &pf->ptp.port.tx); /* Run twice a second */ kthread_queue_delayed_work(ptp->kworker, &ptp->work, diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c index 8915a9d39e36..0c438219f7a3 100644 --- a/drivers/net/ethernet/intel/ice/ice_sriov.c +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c @@ -1046,8 +1046,8 @@ int ice_sriov_configure(struct pci_dev *pdev, int num_vfs) if (!num_vfs) { if (!pci_vfs_assigned(pdev)) { - ice_mbx_deinit_snapshot(&pf->hw); ice_free_vfs(pf); + ice_mbx_deinit_snapshot(&pf->hw); if (pf->lag) ice_enable_lag(pf->lag); return 0; diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c index 69ff4b929772..2889e050a4c9 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c @@ -1308,12 +1308,51 @@ error_param: } /** + * ice_vf_vsi_dis_single_txq - disable a single Tx queue + * @vf: VF to disable queue for + * @vsi: VSI for the VF + * @q_id: VF relative (0-based) queue ID + * + * Attempt to disable the Tx queue passed in. If the Tx queue was successfully + * disabled then clear q_id bit in the enabled queues bitmap and return + * success. Otherwise return error. + */ +static int +ice_vf_vsi_dis_single_txq(struct ice_vf *vf, struct ice_vsi *vsi, u16 q_id) +{ + struct ice_txq_meta txq_meta = { 0 }; + struct ice_tx_ring *ring; + int err; + + if (!test_bit(q_id, vf->txq_ena)) + dev_dbg(ice_pf_to_dev(vsi->back), "Queue %u on VSI %u is not enabled, but stopping it anyway\n", + q_id, vsi->vsi_num); + + ring = vsi->tx_rings[q_id]; + if (!ring) + return -EINVAL; + + ice_fill_txq_meta(vsi, ring, &txq_meta); + + err = ice_vsi_stop_tx_ring(vsi, ICE_NO_RESET, vf->vf_id, ring, &txq_meta); + if (err) { + dev_err(ice_pf_to_dev(vsi->back), "Failed to stop Tx ring %d on VSI %d\n", + q_id, vsi->vsi_num); + return err; + } + + /* Clear enabled queues flag */ + clear_bit(q_id, vf->txq_ena); + + return 0; +} + +/** * ice_vc_dis_qs_msg * @vf: pointer to the VF info * @msg: pointer to the msg buffer * - * called from the VF to disable all or specific - * queue(s) + * called from the VF to disable all or specific queue(s) */ static int ice_vc_dis_qs_msg(struct ice_vf *vf, u8 *msg) { @@ -1350,30 +1389,15 @@ 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) { - struct ice_tx_ring *ring = vsi->tx_rings[vf_q_id]; - struct ice_txq_meta txq_meta = { 0 }; - if (!ice_vc_isvalid_q_id(vf, vqs->vsi_id, vf_q_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } - if (!test_bit(vf_q_id, vf->txq_ena)) - dev_dbg(ice_pf_to_dev(vsi->back), "Queue %u on VSI %u is not enabled, but stopping it anyway\n", - vf_q_id, vsi->vsi_num); - - ice_fill_txq_meta(vsi, ring, &txq_meta); - - if (ice_vsi_stop_tx_ring(vsi, ICE_NO_RESET, vf->vf_id, - ring, &txq_meta)) { - dev_err(ice_pf_to_dev(vsi->back), "Failed to stop Tx ring %d on VSI %d\n", - vf_q_id, vsi->vsi_num); + if (ice_vf_vsi_dis_single_txq(vf, vsi, vf_q_id)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; } - - /* Clear enabled queues flag */ - clear_bit(vf_q_id, vf->txq_ena); } } @@ -1622,6 +1646,14 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg) if (qpi->txq.ring_len > 0) { vsi->tx_rings[i]->dma = qpi->txq.dma_ring_addr; vsi->tx_rings[i]->count = qpi->txq.ring_len; + + /* Disable any existing queue first */ + if (ice_vf_vsi_dis_single_txq(vf, vsi, q_idx)) { + v_ret = VIRTCHNL_STATUS_ERR_PARAM; + goto error_param; + } + + /* Configure a queue with the requested settings */ if (ice_vsi_cfg_single_txq(vsi, vsi->tx_rings, q_idx)) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; @@ -3625,6 +3657,8 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event) return; } + mutex_lock(&vf->cfg_lock); + /* Check if VF is disabled. */ if (test_bit(ICE_VF_STATE_DIS, vf->vf_states)) { err = -EPERM; @@ -3642,32 +3676,20 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event) err = -EINVAL; } - if (!ice_vc_is_opcode_allowed(vf, v_opcode)) { - ice_vc_send_msg_to_vf(vf, v_opcode, - VIRTCHNL_STATUS_ERR_NOT_SUPPORTED, NULL, - 0); - ice_put_vf(vf); - return; - } - error_handler: if (err) { ice_vc_send_msg_to_vf(vf, v_opcode, VIRTCHNL_STATUS_ERR_PARAM, NULL, 0); dev_err(dev, "Invalid message from VF %d, opcode %d, len %d, error %d\n", vf_id, v_opcode, msglen, err); - ice_put_vf(vf); - return; + goto finish; } - /* VF is being configured in another context that triggers a VFR, so no - * need to process this message - */ - if (!mutex_trylock(&vf->cfg_lock)) { - dev_info(dev, "VF %u is being configured in another context that will trigger a VFR, so there is no need to handle this message\n", - vf->vf_id); - ice_put_vf(vf); - return; + if (!ice_vc_is_opcode_allowed(vf, v_opcode)) { + ice_vc_send_msg_to_vf(vf, v_opcode, + VIRTCHNL_STATUS_ERR_NOT_SUPPORTED, NULL, + 0); + goto finish; } switch (v_opcode) { @@ -3780,6 +3802,7 @@ error_handler: vf_id, v_opcode, err); } +finish: mutex_unlock(&vf->cfg_lock); ice_put_vf(vf); } diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c index 866ee4df9671..9dd38f667059 100644 --- a/drivers/net/ethernet/intel/ice/ice_xsk.c +++ b/drivers/net/ethernet/intel/ice/ice_xsk.c @@ -415,8 +415,8 @@ static u16 ice_fill_rx_descs(struct xsk_buff_pool *pool, struct xdp_buff **xdp, */ static bool __ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count) { + u32 nb_buffs_extra = 0, nb_buffs = 0; union ice_32b_rx_flex_desc *rx_desc; - u32 nb_buffs_extra = 0, nb_buffs; u16 ntu = rx_ring->next_to_use; u16 total_count = count; struct xdp_buff **xdp; @@ -428,6 +428,10 @@ static bool __ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count) nb_buffs_extra = ice_fill_rx_descs(rx_ring->xsk_pool, xdp, rx_desc, rx_ring->count - ntu); + if (nb_buffs_extra != rx_ring->count - ntu) { + ntu += nb_buffs_extra; + goto exit; + } rx_desc = ICE_RX_DESC(rx_ring, 0); xdp = ice_xdp_buf(rx_ring, 0); ntu = 0; @@ -441,6 +445,7 @@ static bool __ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count) if (ntu == rx_ring->count) ntu = 0; +exit: if (rx_ring->next_to_use != ntu) ice_release_rx_desc(rx_ring, ntu); diff --git a/drivers/net/ethernet/intel/igc/igc_i225.c b/drivers/net/ethernet/intel/igc/igc_i225.c index 66ea566488d1..59d5c467ea6e 100644 --- a/drivers/net/ethernet/intel/igc/igc_i225.c +++ b/drivers/net/ethernet/intel/igc/igc_i225.c @@ -156,8 +156,15 @@ void igc_release_swfw_sync_i225(struct igc_hw *hw, u16 mask) { u32 swfw_sync; - while (igc_get_hw_semaphore_i225(hw)) - ; /* Empty */ + /* Releasing the resource requires first getting the HW semaphore. + * If we fail to get the semaphore, there is nothing we can do, + * except log an error and quit. We are not allowed to hang here + * indefinitely, as it may cause denial of service or system crash. + */ + if (igc_get_hw_semaphore_i225(hw)) { + hw_dbg("Failed to release SW_FW_SYNC.\n"); + return; + } swfw_sync = rd32(IGC_SW_FW_SYNC); swfw_sync &= ~mask; diff --git a/drivers/net/ethernet/intel/igc/igc_phy.c b/drivers/net/ethernet/intel/igc/igc_phy.c index 40dbf4b43234..6961f65d36b9 100644 --- a/drivers/net/ethernet/intel/igc/igc_phy.c +++ b/drivers/net/ethernet/intel/igc/igc_phy.c @@ -581,7 +581,7 @@ static s32 igc_read_phy_reg_mdic(struct igc_hw *hw, u32 offset, u16 *data) * the lower time out */ for (i = 0; i < IGC_GEN_POLL_TIMEOUT; i++) { - usleep_range(500, 1000); + udelay(50); mdic = rd32(IGC_MDIC); if (mdic & IGC_MDIC_READY) break; @@ -638,7 +638,7 @@ static s32 igc_write_phy_reg_mdic(struct igc_hw *hw, u32 offset, u16 data) * the lower time out */ for (i = 0; i < IGC_GEN_POLL_TIMEOUT; i++) { - usleep_range(500, 1000); + udelay(50); mdic = rd32(IGC_MDIC); if (mdic & IGC_MDIC_READY) break; diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c index 0d6e3215e98f..653e9f1e35b5 100644 --- a/drivers/net/ethernet/intel/igc/igc_ptp.c +++ b/drivers/net/ethernet/intel/igc/igc_ptp.c @@ -992,6 +992,17 @@ static void igc_ptp_time_restore(struct igc_adapter *adapter) igc_ptp_write_i225(adapter, &ts); } +static void igc_ptm_stop(struct igc_adapter *adapter) +{ + struct igc_hw *hw = &adapter->hw; + u32 ctrl; + + ctrl = rd32(IGC_PTM_CTRL); + ctrl &= ~IGC_PTM_CTRL_EN; + + wr32(IGC_PTM_CTRL, ctrl); +} + /** * igc_ptp_suspend - Disable PTP work items and prepare for suspend * @adapter: Board private structure @@ -1009,8 +1020,10 @@ void igc_ptp_suspend(struct igc_adapter *adapter) adapter->ptp_tx_skb = NULL; clear_bit_unlock(__IGC_PTP_TX_IN_PROGRESS, &adapter->state); - if (pci_device_is_present(adapter->pdev)) + if (pci_device_is_present(adapter->pdev)) { igc_ptp_time_save(adapter); + igc_ptm_stop(adapter); + } } /** diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c index e596e1a9fc75..69d11ff7677d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c @@ -903,7 +903,8 @@ int ixgbe_ipsec_vf_add_sa(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf) /* Tx IPsec offload doesn't seem to work on this * device, so block these requests for now. */ - if (!(sam->flags & XFRM_OFFLOAD_INBOUND)) { + sam->flags = sam->flags & ~XFRM_OFFLOAD_IPV6; + if (sam->flags != XFRM_OFFLOAD_INBOUND) { err = -EOPNOTSUPP; goto err_out; } diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c index 3ad10c793308..66298e2235c9 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe.c @@ -395,7 +395,7 @@ static void mtk_ppe_init_foe_table(struct mtk_ppe *ppe) static const u8 skip[] = { 12, 25, 38, 51, 76, 89, 102 }; int i, k; - memset(ppe->foe_table, 0, MTK_PPE_ENTRIES * sizeof(ppe->foe_table)); + memset(ppe->foe_table, 0, MTK_PPE_ENTRIES * sizeof(*ppe->foe_table)); if (!IS_ENABLED(CONFIG_SOC_MT7621)) return; diff --git a/drivers/net/ethernet/mediatek/mtk_sgmii.c b/drivers/net/ethernet/mediatek/mtk_sgmii.c index 32d83421226a..5897940a418b 100644 --- a/drivers/net/ethernet/mediatek/mtk_sgmii.c +++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c @@ -26,6 +26,7 @@ int mtk_sgmii_init(struct mtk_sgmii *ss, struct device_node *r, u32 ana_rgc3) break; ss->regmap[i] = syscon_node_to_regmap(np); + of_node_put(np); if (IS_ERR(ss->regmap[i])) return PTR_ERR(ss->regmap[i]); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c index 538adab6878b..c5b560a8b026 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c @@ -31,6 +31,7 @@ static const char *const mlx5_rsc_sgmt_name[] = { struct mlx5_rsc_dump { u32 pdn; u32 mkey; + u32 number_of_menu_items; u16 fw_segment_type[MLX5_SGMT_TYPE_NUM]; }; @@ -50,21 +51,37 @@ static int mlx5_rsc_dump_sgmt_get_by_name(char *name) return -EINVAL; } -static void mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct page *page) +#define MLX5_RSC_DUMP_MENU_HEADER_SIZE (MLX5_ST_SZ_BYTES(resource_dump_info_segment) + \ + MLX5_ST_SZ_BYTES(resource_dump_command_segment) + \ + MLX5_ST_SZ_BYTES(resource_dump_menu_segment)) + +static int mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct page *page, + int read_size, int start_idx) { void *data = page_address(page); enum mlx5_sgmt_type sgmt_idx; int num_of_items; char *sgmt_name; void *member; + int size = 0; void *menu; int i; - menu = MLX5_ADDR_OF(menu_resource_dump_response, data, menu); - num_of_items = MLX5_GET(resource_dump_menu_segment, menu, num_of_records); + if (!start_idx) { + menu = MLX5_ADDR_OF(menu_resource_dump_response, data, menu); + rsc_dump->number_of_menu_items = MLX5_GET(resource_dump_menu_segment, menu, + num_of_records); + size = MLX5_RSC_DUMP_MENU_HEADER_SIZE; + data += size; + } + num_of_items = rsc_dump->number_of_menu_items; + + for (i = 0; start_idx + i < num_of_items; i++) { + size += MLX5_ST_SZ_BYTES(resource_dump_menu_record); + if (size >= read_size) + return start_idx + i; - for (i = 0; i < num_of_items; i++) { - member = MLX5_ADDR_OF(resource_dump_menu_segment, menu, record[i]); + member = data + MLX5_ST_SZ_BYTES(resource_dump_menu_record) * i; sgmt_name = MLX5_ADDR_OF(resource_dump_menu_record, member, segment_name); sgmt_idx = mlx5_rsc_dump_sgmt_get_by_name(sgmt_name); if (sgmt_idx == -EINVAL) @@ -72,6 +89,7 @@ static void mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct rsc_dump->fw_segment_type[sgmt_idx] = MLX5_GET(resource_dump_menu_record, member, segment_type); } + return 0; } static int mlx5_rsc_dump_trigger(struct mlx5_core_dev *dev, struct mlx5_rsc_dump_cmd *cmd, @@ -168,6 +186,7 @@ static int mlx5_rsc_dump_menu(struct mlx5_core_dev *dev) struct mlx5_rsc_dump_cmd *cmd = NULL; struct mlx5_rsc_key key = {}; struct page *page; + int start_idx = 0; int size; int err; @@ -189,7 +208,7 @@ static int mlx5_rsc_dump_menu(struct mlx5_core_dev *dev) if (err < 0) goto destroy_cmd; - mlx5_rsc_dump_read_menu_sgmt(dev->rsc_dump, page); + start_idx = mlx5_rsc_dump_read_menu_sgmt(dev->rsc_dump, page, size, start_idx); } while (err > 0); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c index 673f1c82d381..c9d5d8d93994 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c @@ -309,8 +309,8 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv, if (err) return err; - err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, port_buff_cell_sz, - xoff, &port_buffer, &update_buffer); + err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, xoff, + port_buff_cell_sz, &port_buffer, &update_buffer); if (err) return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c index af37a8d247a1..2755c25ba324 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c @@ -145,8 +145,7 @@ mlx5e_tc_act_post_parse(struct mlx5e_tc_act_parse_state *parse_state, flow_action_for_each(i, act, flow_action) { tc_act = mlx5e_tc_act_get(act->id, ns_type); - if (!tc_act || !tc_act->post_parse || - !tc_act->can_offload(parse_state, act, i, attr)) + if (!tc_act || !tc_act->post_parse) continue; err = tc_act->post_parse(parse_state, priv, attr); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c index b9d38fe807df..a829c94289c1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c @@ -45,12 +45,41 @@ tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, if (mlx5e_is_eswitch_flow(parse_state->flow)) attr->esw_attr->split_count = attr->esw_attr->out_count; - if (!clear_action) { + if (clear_action) { + parse_state->ct_clear = true; + } else { attr->flags |= MLX5_ATTR_FLAG_CT; flow_flag_set(parse_state->flow, CT); parse_state->ct = true; } - parse_state->ct_clear = clear_action; + + return 0; +} + +static int +tc_act_post_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, + struct mlx5e_priv *priv, + struct mlx5_flow_attr *attr) +{ + struct mlx5e_tc_mod_hdr_acts *mod_acts = &attr->parse_attr->mod_hdr_acts; + int err; + + /* If ct action exist, we can ignore previous ct_clear actions */ + if (parse_state->ct) + return 0; + + if (parse_state->ct_clear) { + err = mlx5_tc_ct_set_ct_clear_regs(parse_state->ct_priv, mod_acts); + if (err) { + NL_SET_ERR_MSG_MOD(parse_state->extack, + "Failed to set registers for ct clear"); + return err; + } + attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; + + /* Prevent handling of additional, redundant clear actions */ + parse_state->ct_clear = false; + } return 0; } @@ -70,5 +99,6 @@ struct mlx5e_tc_act mlx5e_tc_act_ct = { .can_offload = tc_act_can_offload_ct, .parse_action = tc_act_parse_ct, .is_multi_table_act = tc_act_is_multi_table_act_ct, + .post_parse = tc_act_post_parse_ct, }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index e49f51124c74..ab4b0f3ee2a0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -582,6 +582,12 @@ mlx5_tc_ct_entry_set_registers(struct mlx5_tc_ct_priv *ct_priv, return 0; } +int mlx5_tc_ct_set_ct_clear_regs(struct mlx5_tc_ct_priv *priv, + struct mlx5e_tc_mod_hdr_acts *mod_acts) +{ + return mlx5_tc_ct_entry_set_registers(priv, mod_acts, 0, 0, 0, 0); +} + static int mlx5_tc_ct_parse_mangle_to_mod_act(struct flow_action_entry *act, char *modact) @@ -1410,9 +1416,6 @@ mlx5_tc_ct_parse_action(struct mlx5_tc_ct_priv *priv, const struct flow_action_entry *act, struct netlink_ext_ack *extack) { - bool clear_action = act->ct.action & TCA_CT_ACT_CLEAR; - int err; - if (!priv) { NL_SET_ERR_MSG_MOD(extack, "offload of ct action isn't available"); @@ -1423,17 +1426,6 @@ mlx5_tc_ct_parse_action(struct mlx5_tc_ct_priv *priv, attr->ct_attr.ct_action = act->ct.action; attr->ct_attr.nf_ft = act->ct.flow_table; - if (!clear_action) - goto out; - - err = mlx5_tc_ct_entry_set_registers(priv, mod_acts, 0, 0, 0, 0); - if (err) { - NL_SET_ERR_MSG_MOD(extack, "Failed to set registers for ct clear"); - return err; - } - attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; - -out: return 0; } @@ -1749,6 +1741,8 @@ mlx5_tc_ct_flush_ft_entry(void *ptr, void *arg) static void mlx5_tc_ct_del_ft_cb(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_ft *ft) { + struct mlx5e_priv *priv; + if (!refcount_dec_and_test(&ft->refcount)) return; @@ -1758,6 +1752,8 @@ mlx5_tc_ct_del_ft_cb(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_ft *ft) rhashtable_free_and_destroy(&ft->ct_entries_ht, mlx5_tc_ct_flush_ft_entry, ct_priv); + priv = netdev_priv(ct_priv->netdev); + flush_workqueue(priv->wq); mlx5_tc_ct_free_pre_ct_tables(ft); mapping_remove(ct_priv->zone_mapping, ft->zone_restore_id); kfree(ft); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h index 36d3652bf829..00a3ba862afb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h @@ -129,6 +129,10 @@ bool mlx5e_tc_ct_restore_flow(struct mlx5_tc_ct_priv *ct_priv, struct sk_buff *skb, u8 zone_restore_id); +int +mlx5_tc_ct_set_ct_clear_regs(struct mlx5_tc_ct_priv *priv, + struct mlx5e_tc_mod_hdr_acts *mod_acts); + #else /* CONFIG_MLX5_TC_CT */ static inline struct mlx5_tc_ct_priv * @@ -171,6 +175,13 @@ mlx5_tc_ct_add_no_trk_match(struct mlx5_flow_spec *spec) } static inline int +mlx5_tc_ct_set_ct_clear_regs(struct mlx5_tc_ct_priv *priv, + struct mlx5e_tc_mod_hdr_acts *mod_acts) +{ + return -EOPNOTSUPP; +} + +static inline int mlx5_tc_ct_parse_action(struct mlx5_tc_ct_priv *priv, struct mlx5_flow_attr *attr, struct mlx5e_tc_mod_hdr_acts *mod_acts, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c index 378fc8e3bd97..d87bbb0be7c8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c @@ -713,6 +713,7 @@ int mlx5e_tc_tun_route_lookup(struct mlx5e_priv *priv, struct net_device *filter_dev) { struct mlx5_esw_flow_attr *esw_attr = flow_attr->esw_attr; + struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; struct mlx5e_tc_int_port *int_port; TC_TUN_ROUTE_ATTR_INIT(attr); u16 vport_num; @@ -747,7 +748,7 @@ int mlx5e_tc_tun_route_lookup(struct mlx5e_priv *priv, esw_attr->rx_tun_attr->vni = MLX5_GET(fte_match_param, spec->match_value, misc_parameters.vxlan_vni); esw_attr->rx_tun_attr->decap_vport = vport_num; - } else if (netif_is_ovs_master(attr.route_dev)) { + } else if (netif_is_ovs_master(attr.route_dev) && mlx5e_tc_int_port_supported(esw)) { int_port = mlx5e_tc_int_port_get(mlx5e_get_int_port_priv(priv), attr.route_dev->ifindex, MLX5E_TC_INT_PORT_INGRESS); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c index d659fe07d464..8ead2c82a52a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c @@ -1200,6 +1200,16 @@ static int mlx5e_trust_initialize(struct mlx5e_priv *priv) return err; WRITE_ONCE(priv->dcbx_dp.trust_state, trust_state); + if (priv->dcbx_dp.trust_state == MLX5_QPTS_TRUST_PCP && priv->dcbx.dscp_app_cnt) { + /* + * Align the driver state with the register state. + * Temporary state change is required to enable the app list reset. + */ + priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_DSCP; + mlx5e_dcbnl_delete_app(priv); + priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_PCP; + } + mlx5e_params_calc_trust_tx_min_inline_mode(priv->mdev, &priv->channels.params, priv->dcbx_dp.trust_state); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index e3fc15ae7bb1..ac0f73074f7a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -2459,6 +2459,17 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, match.key->vlan_priority); *match_level = MLX5_MATCH_L2; + + if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN) && + match.mask->vlan_eth_type && + MLX5_CAP_FLOWTABLE_TYPE(priv->mdev, + ft_field_support.outer_second_vid, + fs_type)) { + MLX5_SET(fte_match_set_misc, misc_c, + outer_second_cvlan_tag, 1); + spec->match_criteria_enable |= + MLX5_MATCH_MISC_PARAMETERS; + } } } else if (*match_level != MLX5_MATCH_NONE) { /* cvlan_tag enabled in match criteria and diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 3f63df127091..3b151332e2f8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -139,7 +139,7 @@ mlx5_eswitch_set_rule_source_port(struct mlx5_eswitch *esw, if (mlx5_esw_indir_table_decap_vport(attr)) vport = mlx5_esw_indir_table_decap_vport(attr); - if (esw_attr->int_port) + if (attr && !attr->chain && esw_attr->int_port) metadata = mlx5e_tc_int_port_get_metadata_for_match(esw_attr->int_port); else diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c index 4aa22dce9b77..ca1aba845dd6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c @@ -155,6 +155,28 @@ static void mlx5_fw_reset_complete_reload(struct mlx5_core_dev *dev) } } +static void mlx5_stop_sync_reset_poll(struct mlx5_core_dev *dev) +{ + struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + + del_timer_sync(&fw_reset->timer); +} + +static int mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health) +{ + struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + + if (!test_and_clear_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) { + mlx5_core_warn(dev, "Reset request was already cleared\n"); + return -EALREADY; + } + + mlx5_stop_sync_reset_poll(dev); + if (poll_health) + mlx5_start_health_poll(dev); + return 0; +} + static void mlx5_sync_reset_reload_work(struct work_struct *work) { struct mlx5_fw_reset *fw_reset = container_of(work, struct mlx5_fw_reset, @@ -162,6 +184,7 @@ static void mlx5_sync_reset_reload_work(struct work_struct *work) struct mlx5_core_dev *dev = fw_reset->dev; int err; + mlx5_sync_reset_clear_reset_requested(dev, false); mlx5_enter_error_state(dev, true); mlx5_unload_one(dev); err = mlx5_health_wait_pci_up(dev); @@ -171,23 +194,6 @@ static void mlx5_sync_reset_reload_work(struct work_struct *work) mlx5_fw_reset_complete_reload(dev); } -static void mlx5_stop_sync_reset_poll(struct mlx5_core_dev *dev) -{ - struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; - - del_timer_sync(&fw_reset->timer); -} - -static void mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health) -{ - struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; - - mlx5_stop_sync_reset_poll(dev); - clear_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags); - if (poll_health) - mlx5_start_health_poll(dev); -} - #define MLX5_RESET_POLL_INTERVAL (HZ / 10) static void poll_sync_reset(struct timer_list *t) { @@ -202,7 +208,6 @@ static void poll_sync_reset(struct timer_list *t) if (fatal_error) { mlx5_core_warn(dev, "Got Device Reset\n"); - mlx5_sync_reset_clear_reset_requested(dev, false); queue_work(fw_reset->wq, &fw_reset->reset_reload_work); return; } @@ -229,13 +234,17 @@ static int mlx5_fw_reset_set_reset_sync_nack(struct mlx5_core_dev *dev) return mlx5_reg_mfrl_set(dev, MLX5_MFRL_REG_RESET_LEVEL3, 0, 2, false); } -static void mlx5_sync_reset_set_reset_requested(struct mlx5_core_dev *dev) +static int mlx5_sync_reset_set_reset_requested(struct mlx5_core_dev *dev) { struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; + if (test_and_set_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) { + mlx5_core_warn(dev, "Reset request was already set\n"); + return -EALREADY; + } mlx5_stop_health_poll(dev, true); - set_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags); mlx5_start_sync_reset_poll(dev); + return 0; } static void mlx5_fw_live_patch_event(struct work_struct *work) @@ -264,7 +273,9 @@ static void mlx5_sync_reset_request_event(struct work_struct *work) err ? "Failed" : "Sent"); return; } - mlx5_sync_reset_set_reset_requested(dev); + if (mlx5_sync_reset_set_reset_requested(dev)) + return; + err = mlx5_fw_reset_set_reset_sync_ack(dev); if (err) mlx5_core_warn(dev, "PCI Sync FW Update Reset Ack Failed. Error code: %d\n", err); @@ -362,7 +373,8 @@ static void mlx5_sync_reset_now_event(struct work_struct *work) struct mlx5_core_dev *dev = fw_reset->dev; int err; - mlx5_sync_reset_clear_reset_requested(dev, false); + if (mlx5_sync_reset_clear_reset_requested(dev, false)) + return; mlx5_core_warn(dev, "Sync Reset now. Device is going to reset.\n"); @@ -391,10 +403,8 @@ static void mlx5_sync_reset_abort_event(struct work_struct *work) reset_abort_work); struct mlx5_core_dev *dev = fw_reset->dev; - if (!test_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) + if (mlx5_sync_reset_clear_reset_requested(dev, true)) return; - - mlx5_sync_reset_clear_reset_requested(dev, true); mlx5_core_warn(dev, "PCI Sync FW Update Reset Aborted.\n"); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c index 4a6ec15ef046..d6c3e6dfd71f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c @@ -100,6 +100,14 @@ static void mlx5_lag_fib_event_flush(struct notifier_block *nb) flush_workqueue(mp->wq); } +static void mlx5_lag_fib_set(struct lag_mp *mp, struct fib_info *fi, u32 dst, int dst_len) +{ + mp->fib.mfi = fi; + mp->fib.priority = fi->fib_priority; + mp->fib.dst = dst; + mp->fib.dst_len = dst_len; +} + struct mlx5_fib_event_work { struct work_struct work; struct mlx5_lag *ldev; @@ -110,10 +118,10 @@ struct mlx5_fib_event_work { }; }; -static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, - unsigned long event, - struct fib_info *fi) +static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, unsigned long event, + struct fib_entry_notifier_info *fen_info) { + struct fib_info *fi = fen_info->fi; struct lag_mp *mp = &ldev->lag_mp; struct fib_nh *fib_nh0, *fib_nh1; unsigned int nhs; @@ -121,13 +129,15 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, /* Handle delete event */ if (event == FIB_EVENT_ENTRY_DEL) { /* stop track */ - if (mp->mfi == fi) - mp->mfi = NULL; + if (mp->fib.mfi == fi) + mp->fib.mfi = NULL; return; } /* Handle multipath entry with lower priority value */ - if (mp->mfi && mp->mfi != fi && fi->fib_priority >= mp->mfi->fib_priority) + if (mp->fib.mfi && mp->fib.mfi != fi && + (mp->fib.dst != fen_info->dst || mp->fib.dst_len != fen_info->dst_len) && + fi->fib_priority >= mp->fib.priority) return; /* Handle add/replace event */ @@ -143,9 +153,9 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, i++; mlx5_lag_set_port_affinity(ldev, i); + mlx5_lag_fib_set(mp, fi, fen_info->dst, fen_info->dst_len); } - mp->mfi = fi; return; } @@ -165,7 +175,7 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, } /* First time we see multipath route */ - if (!mp->mfi && !__mlx5_lag_is_active(ldev)) { + if (!mp->fib.mfi && !__mlx5_lag_is_active(ldev)) { struct lag_tracker tracker; tracker = ldev->tracker; @@ -173,7 +183,7 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, } mlx5_lag_set_port_affinity(ldev, MLX5_LAG_NORMAL_AFFINITY); - mp->mfi = fi; + mlx5_lag_fib_set(mp, fi, fen_info->dst, fen_info->dst_len); } static void mlx5_lag_fib_nexthop_event(struct mlx5_lag *ldev, @@ -184,7 +194,7 @@ static void mlx5_lag_fib_nexthop_event(struct mlx5_lag *ldev, struct lag_mp *mp = &ldev->lag_mp; /* Check the nh event is related to the route */ - if (!mp->mfi || mp->mfi != fi) + if (!mp->fib.mfi || mp->fib.mfi != fi) return; /* nh added/removed */ @@ -214,7 +224,7 @@ static void mlx5_lag_fib_update(struct work_struct *work) case FIB_EVENT_ENTRY_REPLACE: case FIB_EVENT_ENTRY_DEL: mlx5_lag_fib_route_event(ldev, fib_work->event, - fib_work->fen_info.fi); + &fib_work->fen_info); fib_info_put(fib_work->fen_info.fi); break; case FIB_EVENT_NH_ADD: @@ -313,7 +323,7 @@ void mlx5_lag_mp_reset(struct mlx5_lag *ldev) /* Clear mfi, as it might become stale when a route delete event * has been missed, see mlx5_lag_fib_route_event(). */ - ldev->lag_mp.mfi = NULL; + ldev->lag_mp.fib.mfi = NULL; } int mlx5_lag_mp_init(struct mlx5_lag *ldev) @@ -324,7 +334,7 @@ int mlx5_lag_mp_init(struct mlx5_lag *ldev) /* always clear mfi, as it might become stale when a route delete event * has been missed */ - mp->mfi = NULL; + mp->fib.mfi = NULL; if (mp->fib_nb.notifier_call) return 0; @@ -354,5 +364,5 @@ void mlx5_lag_mp_cleanup(struct mlx5_lag *ldev) unregister_fib_notifier(&init_net, &mp->fib_nb); destroy_workqueue(mp->wq); mp->fib_nb.notifier_call = NULL; - mp->mfi = NULL; + mp->fib.mfi = NULL; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.h b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.h index 57af962cad29..056a066da604 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.h @@ -15,7 +15,12 @@ enum mlx5_lag_port_affinity { struct lag_mp { struct notifier_block fib_nb; - struct fib_info *mfi; /* used in tracking fib events */ + struct { + const void *mfi; /* used in tracking fib events */ + u32 priority; + u32 dst; + int dst_len; + } fib; struct workqueue_struct *wq; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c index a6592f9c3c05..5be322528279 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c @@ -505,7 +505,7 @@ static int mlx5_lag_create_inner_ttc_table(struct mlx5_lag *ldev) struct ttc_params ttc_params = {}; mlx5_lag_set_inner_ttc_params(ldev, &ttc_params); - port_sel->inner.ttc = mlx5_create_ttc_table(dev, &ttc_params); + port_sel->inner.ttc = mlx5_create_inner_ttc_table(dev, &ttc_params); if (IS_ERR(port_sel->inner.ttc)) return PTR_ERR(port_sel->inner.ttc); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c index b63dec24747a..b78f2ba25c19 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c @@ -408,6 +408,8 @@ static int mlx5_generate_inner_ttc_table_rules(struct mlx5_core_dev *dev, for (tt = 0; tt < MLX5_NUM_TT; tt++) { struct mlx5_ttc_rule *rule = &rules[tt]; + if (test_bit(tt, params->ignore_dests)) + continue; rule->rule = mlx5_generate_inner_ttc_rule(dev, ft, ¶ms->dests[tt], ttc_rules[tt].etype, diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c index 939b692ffc33..ce843ea91464 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c +++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c @@ -650,6 +650,7 @@ static int mlxsw_i2c_probe(struct i2c_client *client, return 0; errout: + mutex_destroy(&mlxsw_i2c->cmd.lock); i2c_set_clientdata(client, NULL); return err; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c index 01cf5a6a26bd..a2ee695a3f17 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c @@ -568,10 +568,8 @@ static int mlxsw_sp2_ipip_rem_addr_set_gre6(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_ipip_entry *ipip_entry) { - struct __ip6_tnl_parm parms6; - - parms6 = mlxsw_sp_ipip_netdev_parms6(ipip_entry->ol_dev); - return mlxsw_sp_ipv6_addr_kvdl_index_get(mlxsw_sp, &parms6.raddr, + return mlxsw_sp_ipv6_addr_kvdl_index_get(mlxsw_sp, + &ipip_entry->parms.daddr.addr6, &ipip_entry->dip_kvdl_index); } @@ -579,10 +577,7 @@ static void mlxsw_sp2_ipip_rem_addr_unset_gre6(struct mlxsw_sp *mlxsw_sp, const struct mlxsw_sp_ipip_entry *ipip_entry) { - struct __ip6_tnl_parm parms6; - - parms6 = mlxsw_sp_ipip_netdev_parms6(ipip_entry->ol_dev); - mlxsw_sp_ipv6_addr_put(mlxsw_sp, &parms6.raddr); + mlxsw_sp_ipv6_addr_put(mlxsw_sp, &ipip_entry->parms.daddr.addr6); } static const struct mlxsw_sp_ipip_ops mlxsw_sp2_ipip_gre6_ops = { diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c index b73466470f75..fe663b0ab708 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c @@ -423,7 +423,7 @@ mlxsw_sp_span_gretap4_route(const struct net_device *to_dev, parms = mlxsw_sp_ipip_netdev_parms4(to_dev); ip_tunnel_init_flow(&fl4, parms.iph.protocol, *daddrp, *saddrp, - 0, 0, parms.link, tun->fwmark, 0); + 0, 0, dev_net(to_dev), parms.link, tun->fwmark, 0); rt = ip_route_output_key(tun->net, &fl4); if (IS_ERR(rt)) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c b/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c index ce5970bdcc6a..005e56ea5da1 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c @@ -346,7 +346,8 @@ static void lan966x_mac_irq_process(struct lan966x *lan966x, u32 row, lan966x_mac_process_raw_entry(&raw_entries[column], mac, &vid, &dest_idx); - WARN_ON(dest_idx > lan966x->num_phys_ports); + if (WARN_ON(dest_idx >= lan966x->num_phys_ports)) + continue; /* If the entry in SW is found, then there is nothing * to do @@ -392,7 +393,8 @@ static void lan966x_mac_irq_process(struct lan966x *lan966x, u32 row, lan966x_mac_process_raw_entry(&raw_entries[column], mac, &vid, &dest_idx); - WARN_ON(dest_idx > lan966x->num_phys_ports); + if (WARN_ON(dest_idx >= lan966x->num_phys_ports)) + continue; mac_entry = lan966x_mac_alloc_entry(mac, vid, dest_idx); if (!mac_entry) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c index 1f8c67f0261b..95830e3e2b1f 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c @@ -446,6 +446,12 @@ static bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, ANA_CPU_FWD_CFG_MLD_REDIR_ENA))) return true; + if (eth_type_vlan(skb->protocol)) { + skb = skb_vlan_untag(skb); + if (unlikely(!skb)) + return false; + } + if (skb->protocol == htons(ETH_P_IP) && ip_hdr(skb)->protocol == IPPROTO_IGMP) return false; @@ -665,6 +671,9 @@ static void lan966x_cleanup_ports(struct lan966x *lan966x) disable_irq(lan966x->ana_irq); lan966x->ana_irq = -ENXIO; } + + if (lan966x->ptp_irq) + devm_free_irq(lan966x->dev, lan966x->ptp_irq, lan966x); } static int lan966x_probe_port(struct lan966x *lan966x, u32 p, diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c index ae782778d6dd..0a1041da4384 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c @@ -29,10 +29,10 @@ enum { static u64 lan966x_ptp_get_nominal_value(void) { - u64 res = 0x304d2df1; - - res <<= 32; - return res; + /* This is the default value that for each system clock, the time of day + * is increased. It has the format 5.59 nanosecond. + */ + return 0x304d4873ecade305; } int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c b/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c index e3555c94294d..df2bee678559 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c @@ -322,8 +322,7 @@ static int lan966x_port_prechangeupper(struct net_device *dev, if (netif_is_bridge_master(info->upper_dev) && !info->linking) switchdev_bridge_port_unoffload(port->dev, port, - &lan966x_switchdev_nb, - &lan966x_switchdev_blocking_nb); + NULL, NULL); return NOTIFY_DONE; } diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index e443bd8b2d09..20ceac81a2c2 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -551,7 +551,7 @@ int ocelot_port_vlan_filtering(struct ocelot *ocelot, int port, struct ocelot_vcap_block *block = &ocelot->block[VCAP_IS1]; struct ocelot_port *ocelot_port = ocelot->ports[port]; struct ocelot_vcap_filter *filter; - int err; + int err = 0; u32 val; list_for_each_entry(filter, &block->rules, list) { @@ -570,7 +570,7 @@ int ocelot_port_vlan_filtering(struct ocelot *ocelot, int port, if (vlan_aware) err = ocelot_del_vlan_unaware_pvid(ocelot, port, ocelot_port->bridge); - else + else if (ocelot_port->bridge) err = ocelot_add_vlan_unaware_pvid(ocelot, port, ocelot_port->bridge); if (err) @@ -629,6 +629,13 @@ int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid, { int err; + /* Ignore VID 0 added to our RX filter by the 8021q module, since + * that collides with OCELOT_STANDALONE_PVID and changes it from + * egress-untagged to egress-tagged. + */ + if (!vid) + return 0; + err = ocelot_vlan_member_add(ocelot, port, vid, untagged); if (err) return err; @@ -651,6 +658,9 @@ int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid) bool del_pvid = false; int err; + if (!vid) + return 0; + if (ocelot_port->pvid_vlan && ocelot_port->pvid_vlan->vid == vid) del_pvid = true; @@ -1612,7 +1622,7 @@ int ocelot_trap_add(struct ocelot *ocelot, int port, trap->action.mask_mode = OCELOT_MASK_MODE_PERMIT_DENY; trap->action.port_mask = 0; trap->take_ts = take_ts; - list_add_tail(&trap->trap_list, &ocelot->traps); + trap->is_trap = true; new = true; } @@ -1624,10 +1634,8 @@ int ocelot_trap_add(struct ocelot *ocelot, int port, err = ocelot_vcap_filter_replace(ocelot, trap); if (err) { trap->ingress_port_mask &= ~BIT(port); - if (!trap->ingress_port_mask) { - list_del(&trap->trap_list); + if (!trap->ingress_port_mask) kfree(trap); - } return err; } @@ -1647,11 +1655,8 @@ int ocelot_trap_del(struct ocelot *ocelot, int port, unsigned long cookie) return 0; trap->ingress_port_mask &= ~BIT(port); - if (!trap->ingress_port_mask) { - list_del(&trap->trap_list); - + if (!trap->ingress_port_mask) return ocelot_vcap_filter_del(ocelot, trap); - } return ocelot_vcap_filter_replace(ocelot, trap); } @@ -2859,6 +2864,8 @@ static void ocelot_port_set_mcast_flood(struct ocelot *ocelot, int port, val = BIT(port); ocelot_rmw_rix(ocelot, val, BIT(port), ANA_PGID_PGID, PGID_MC); + ocelot_rmw_rix(ocelot, val, BIT(port), ANA_PGID_PGID, PGID_MCIPV4); + ocelot_rmw_rix(ocelot, val, BIT(port), ANA_PGID_PGID, PGID_MCIPV6); } static void ocelot_port_set_bcast_flood(struct ocelot *ocelot, int port, diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index 03b5e59d033e..51cf241ff7d0 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -280,9 +280,10 @@ static int ocelot_flower_parse_action(struct ocelot *ocelot, int port, filter->type = OCELOT_VCAP_FILTER_OFFLOAD; break; case FLOW_ACTION_TRAP: - if (filter->block_id != VCAP_IS2) { + if (filter->block_id != VCAP_IS2 || + filter->lookup != 0) { NL_SET_ERR_MSG_MOD(extack, - "Trap action can only be offloaded to VCAP IS2"); + "Trap action can only be offloaded to VCAP IS2 lookup 0"); return -EOPNOTSUPP; } if (filter->goto_target != -1) { @@ -295,7 +296,7 @@ static int ocelot_flower_parse_action(struct ocelot *ocelot, int port, filter->action.cpu_copy_ena = true; filter->action.cpu_qu_num = 0; filter->type = OCELOT_VCAP_FILTER_OFFLOAD; - list_add_tail(&filter->trap_list, &ocelot->traps); + filter->is_trap = true; break; case FLOW_ACTION_POLICE: if (filter->block_id == PSFP_BLOCK_ID) { @@ -878,8 +879,6 @@ int ocelot_cls_flower_replace(struct ocelot *ocelot, int port, ret = ocelot_flower_parse(ocelot, port, ingress, f, filter); if (ret) { - if (!list_empty(&filter->trap_list)) - list_del(&filter->trap_list); kfree(filter); return ret; } diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c index c8701ac955a8..eeb4cc07dd16 100644 --- a/drivers/net/ethernet/mscc/ocelot_vcap.c +++ b/drivers/net/ethernet/mscc/ocelot_vcap.c @@ -374,7 +374,6 @@ static void is2_entry_set(struct ocelot *ocelot, int ix, OCELOT_VCAP_BIT_0); vcap_key_set(vcap, &data, VCAP_IS2_HK_IGR_PORT_MASK, 0, ~filter->ingress_port_mask); - vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST, OCELOT_VCAP_BIT_ANY); vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_HOST_MATCH, OCELOT_VCAP_BIT_ANY); vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_MC, filter->dmac_mc); @@ -1217,6 +1216,8 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot, struct ocelot_vcap_filter *tmp; tmp = ocelot_vcap_block_find_filter_by_index(block, i); + /* Read back the filter's counters before moving it */ + vcap_entry_get(ocelot, i - 1, tmp); vcap_entry_set(ocelot, i, tmp); } @@ -1250,7 +1251,11 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot, struct ocelot_vcap_filter del_filter; int i, index; + /* Need to inherit the block_id so that vcap_entry_set() + * does not get confused and knows where to install it. + */ memset(&del_filter, 0, sizeof(del_filter)); + del_filter.block_id = filter->block_id; /* Gets index of the filter */ index = ocelot_vcap_block_get_filter_index(block, filter); @@ -1265,6 +1270,8 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot, struct ocelot_vcap_filter *tmp; tmp = ocelot_vcap_block_find_filter_by_index(block, i); + /* Read back the filter's counters before moving it */ + vcap_entry_get(ocelot, i + 1, tmp); vcap_entry_set(ocelot, i, tmp); } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c index 6ffc62c41165..0a7a757494bc 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c @@ -256,7 +256,7 @@ static int ionic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = ionic_map_bars(ionic); if (err) - goto err_out_pci_disable_device; + goto err_out_pci_release_regions; /* Configure the device */ err = ionic_setup(ionic); @@ -360,6 +360,7 @@ err_out_teardown: err_out_unmap_bars: ionic_unmap_bars(ionic); +err_out_pci_release_regions: pci_release_regions(pdev); err_out_pci_disable_device: pci_disable_device(pdev); diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 50d535981a35..f8edb3f1b73a 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -3579,6 +3579,11 @@ static int efx_ef10_mtd_probe(struct efx_nic *efx) n_parts++; } + if (!n_parts) { + kfree(parts); + return 0; + } + rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts)); fail: if (rc) diff --git a/drivers/net/ethernet/sfc/efx_channels.c b/drivers/net/ethernet/sfc/efx_channels.c index 377df8b7f015..40df910aa140 100644 --- a/drivers/net/ethernet/sfc/efx_channels.c +++ b/drivers/net/ethernet/sfc/efx_channels.c @@ -867,7 +867,9 @@ static void efx_set_xdp_channels(struct efx_nic *efx) int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) { - struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel; + struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel, + *ptp_channel = efx_ptp_channel(efx); + struct efx_ptp_data *ptp_data = efx->ptp_data; unsigned int i, next_buffer_table = 0; u32 old_rxq_entries, old_txq_entries; int rc, rc2; @@ -938,6 +940,7 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) efx_set_xdp_channels(efx); out: + efx->ptp_data = NULL; /* Destroy unused channel structures */ for (i = 0; i < efx->n_channels; i++) { channel = other_channel[i]; @@ -948,6 +951,7 @@ out: } } + efx->ptp_data = ptp_data; rc2 = efx_soft_enable_interrupts(efx); if (rc2) { rc = rc ? rc : rc2; @@ -966,6 +970,7 @@ rollback: efx->txq_entries = old_txq_entries; for (i = 0; i < efx->n_channels; i++) swap(efx->channel[i], other_channel[i]); + efx_ptp_update_channel(efx, ptp_channel); goto out; } diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index f0ef515e2ade..4625f85acab2 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -45,6 +45,7 @@ #include "farch_regs.h" #include "tx.h" #include "nic.h" /* indirectly includes ptp.h */ +#include "efx_channels.h" /* Maximum number of events expected to make up a PTP event */ #define MAX_EVENT_FRAGS 3 @@ -541,6 +542,12 @@ struct efx_channel *efx_ptp_channel(struct efx_nic *efx) return efx->ptp_data ? efx->ptp_data->channel : NULL; } +void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel) +{ + if (efx->ptp_data) + efx->ptp_data->channel = channel; +} + static u32 last_sync_timestamp_major(struct efx_nic *efx) { struct efx_channel *channel = efx_ptp_channel(efx); @@ -1443,6 +1450,11 @@ int efx_ptp_probe(struct efx_nic *efx, struct efx_channel *channel) int rc = 0; unsigned int pos; + if (efx->ptp_data) { + efx->ptp_data->channel = channel; + return 0; + } + ptp = kzalloc(sizeof(struct efx_ptp_data), GFP_KERNEL); efx->ptp_data = ptp; if (!efx->ptp_data) @@ -2176,7 +2188,7 @@ static const struct efx_channel_type efx_ptp_channel_type = { .pre_probe = efx_ptp_probe_channel, .post_remove = efx_ptp_remove_channel, .get_name = efx_ptp_get_channel_name, - /* no copy operation; there is no need to reallocate this channel */ + .copy = efx_copy_channel, .receive_skb = efx_ptp_rx, .want_txqs = efx_ptp_want_txqs, .keep_eventq = false, diff --git a/drivers/net/ethernet/sfc/ptp.h b/drivers/net/ethernet/sfc/ptp.h index 9855e8c9e544..7b1ef7002b3f 100644 --- a/drivers/net/ethernet/sfc/ptp.h +++ b/drivers/net/ethernet/sfc/ptp.h @@ -16,6 +16,7 @@ struct ethtool_ts_info; int efx_ptp_probe(struct efx_nic *efx, struct efx_channel *channel); void efx_ptp_defer_probe_with_channel(struct efx_nic *efx); struct efx_channel *efx_ptp_channel(struct efx_nic *efx); +void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel); void efx_ptp_remove(struct efx_nic *efx); int efx_ptp_set_ts_config(struct efx_nic *efx, struct ifreq *ifr); int efx_ptp_get_ts_config(struct efx_nic *efx, struct ifreq *ifr); diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 7a50ba00f8ae..c854efdf1f25 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2431,7 +2431,7 @@ static int smsc911x_drv_probe(struct platform_device *pdev) if (irq == -EPROBE_DEFER) { retval = -EPROBE_DEFER; goto out_0; - } else if (irq <= 0) { + } else if (irq < 0) { pr_warn("Could not allocate irq resource\n"); retval = -ENODEV; goto out_0; diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c index cd478d2cd871..00f6d347eaf7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c +++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c @@ -57,10 +57,6 @@ #define TSE_PCS_USE_SGMII_ENA BIT(0) #define TSE_PCS_IF_USE_SGMII 0x03 -#define SGMII_ADAPTER_CTRL_REG 0x00 -#define SGMII_ADAPTER_DISABLE 0x0001 -#define SGMII_ADAPTER_ENABLE 0x0000 - #define AUTONEGO_LINK_TIMER 20 static int tse_pcs_reset(void __iomem *base, struct tse_pcs *pcs) @@ -202,12 +198,8 @@ void tse_pcs_fix_mac_speed(struct tse_pcs *pcs, struct phy_device *phy_dev, unsigned int speed) { void __iomem *tse_pcs_base = pcs->tse_pcs_base; - void __iomem *sgmii_adapter_base = pcs->sgmii_adapter_base; u32 val; - writew(SGMII_ADAPTER_ENABLE, - sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG); - pcs->autoneg = phy_dev->autoneg; if (phy_dev->autoneg == AUTONEG_ENABLE) { diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h index 442812c0a4bd..694ac25ef426 100644 --- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h +++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h @@ -10,6 +10,10 @@ #include <linux/phy.h> #include <linux/timer.h> +#define SGMII_ADAPTER_CTRL_REG 0x00 +#define SGMII_ADAPTER_ENABLE 0x0000 +#define SGMII_ADAPTER_DISABLE 0x0001 + struct tse_pcs { struct device *dev; void __iomem *tse_pcs_base; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 63754a9c4ba7..0b0be0898ac5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -454,6 +454,7 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, plat->has_gmac4 = 1; plat->force_sf_dma_mode = 0; plat->tso_en = 1; + plat->sph_disable = 1; /* Multiplying factor to the clk_eee_i clock time * period to make it closer to 100 ns. This value diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c index b7c2579c963b..6b447d8f0bd8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c @@ -18,9 +18,6 @@ #include "altr_tse_pcs.h" -#define SGMII_ADAPTER_CTRL_REG 0x00 -#define SGMII_ADAPTER_DISABLE 0x0001 - #define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII 0x0 #define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII 0x1 #define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII 0x2 @@ -62,14 +59,13 @@ static void socfpga_dwmac_fix_mac_speed(void *priv, unsigned int speed) { struct socfpga_dwmac *dwmac = (struct socfpga_dwmac *)priv; void __iomem *splitter_base = dwmac->splitter_base; - void __iomem *tse_pcs_base = dwmac->pcs.tse_pcs_base; void __iomem *sgmii_adapter_base = dwmac->pcs.sgmii_adapter_base; struct device *dev = dwmac->dev; struct net_device *ndev = dev_get_drvdata(dev); struct phy_device *phy_dev = ndev->phydev; u32 val; - if ((tse_pcs_base) && (sgmii_adapter_base)) + if (sgmii_adapter_base) writew(SGMII_ADAPTER_DISABLE, sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG); @@ -93,8 +89,11 @@ static void socfpga_dwmac_fix_mac_speed(void *priv, unsigned int speed) writel(val, splitter_base + EMAC_SPLITTER_CTRL_REG); } - if (tse_pcs_base && sgmii_adapter_base) + if (phy_dev && sgmii_adapter_base) { + writew(SGMII_ADAPTER_ENABLE, + sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG); tse_pcs_fix_mac_speed(&dwmac->pcs, phy_dev, speed); + } } static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device *dev) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index f86cc83003f2..f834472599f7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -907,6 +907,7 @@ static int sun8i_dwmac_register_mdio_mux(struct stmmac_priv *priv) ret = mdio_mux_init(priv->device, mdio_mux, mdio_mux_syscon_switch_fn, &gmac->mux_handle, priv, priv->mii); + of_node_put(mdio_mux); return ret; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c index 22fea0f67245..92d32940aff0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c @@ -71,9 +71,9 @@ static int init_systime(void __iomem *ioaddr, u32 sec, u32 nsec) writel(value, ioaddr + PTP_TCR); /* wait for present system time initialize to complete */ - return readl_poll_timeout(ioaddr + PTP_TCR, value, + return readl_poll_timeout_atomic(ioaddr + PTP_TCR, value, !(value & PTP_TCR_TSINIT), - 10000, 100000); + 10, 100000); } static int config_addend(void __iomem *ioaddr, u32 addend) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 4a4b3651ab3e..2525a80353b7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -7021,7 +7021,7 @@ int stmmac_dvr_probe(struct device *device, dev_info(priv->device, "TSO feature enabled\n"); } - if (priv->dma_cap.sphen) { + if (priv->dma_cap.sphen && !priv->plat->sph_disable) { ndev->hw_features |= NETIF_F_GRO; priv->sph_cap = true; priv->sph = priv->sph_cap; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index fcf17d8a0494..644bb54f5f02 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -181,7 +181,7 @@ static int stmmac_pci_probe(struct pci_dev *pdev, return -ENOMEM; /* Enable pci device */ - ret = pci_enable_device(pdev); + ret = pcim_enable_device(pdev); if (ret) { dev_err(&pdev->dev, "%s: ERROR: failed to enable device\n", __func__); @@ -241,8 +241,6 @@ static void stmmac_pci_remove(struct pci_dev *pdev) pcim_iounmap_regions(pdev, BIT(i)); break; } - - pci_disable_device(pdev); } static int __maybe_unused stmmac_pci_suspend(struct device *dev) diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c index bd4b1528cf99..79e850fe4621 100644 --- a/drivers/net/ethernet/ti/cpsw_new.c +++ b/drivers/net/ethernet/ti/cpsw_new.c @@ -1246,8 +1246,10 @@ static int cpsw_probe_dt(struct cpsw_common *cpsw) data->slave_data = devm_kcalloc(dev, CPSW_SLAVE_PORTS_NUM, sizeof(struct cpsw_slave_data), GFP_KERNEL); - if (!data->slave_data) + if (!data->slave_data) { + of_node_put(tmp_node); return -ENOMEM; + } /* Populate all the child nodes here... */ @@ -1341,6 +1343,7 @@ static int cpsw_probe_dt(struct cpsw_common *cpsw) err_node_put: of_node_put(port_np); + of_node_put(tmp_node); return ret; } diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 57a24f62e353..d770b3ac3f74 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -823,10 +823,10 @@ static int xemaclite_mdio_write(struct mii_bus *bus, int phy_id, int reg, static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) { struct mii_bus *bus; - int rc; struct resource res; struct device_node *np = of_get_parent(lp->phy_node); struct device_node *npp; + int rc, ret; /* Don't register the MDIO bus if the phy_node or its parent node * can't be found. @@ -836,8 +836,14 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) return -ENODEV; } npp = of_get_parent(np); - - of_address_to_resource(npp, 0, &res); + ret = of_address_to_resource(npp, 0, &res); + of_node_put(npp); + if (ret) { + dev_err(dev, "%s resource error!\n", + dev->of_node->full_name); + of_node_put(np); + return ret; + } if (lp->ndev->mem_start != res.start) { struct phy_device *phydev; phydev = of_phy_find_device(lp->phy_node); @@ -846,6 +852,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) "MDIO of the phy is not registered yet\n"); else put_device(&phydev->mdio.dev); + of_node_put(np); return 0; } @@ -858,6 +865,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) bus = mdiobus_alloc(); if (!bus) { dev_err(dev, "Failed to allocate mdiobus\n"); + of_node_put(np); return -ENOMEM; } @@ -870,6 +878,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) bus->parent = dev; rc = of_mdiobus_register(bus, np); + of_node_put(np); if (rc) { dev_err(dev, "Failed to register mdio bus.\n"); goto err_register; @@ -926,8 +935,6 @@ static int xemaclite_open(struct net_device *dev) xemaclite_disable_interrupts(lp); if (lp->phy_node) { - u32 bmcr; - lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node, xemaclite_adjust_link, 0, PHY_INTERFACE_MODE_MII); @@ -938,19 +945,6 @@ static int xemaclite_open(struct net_device *dev) /* EmacLite doesn't support giga-bit speeds */ phy_set_max_speed(lp->phy_dev, SPEED_100); - - /* Don't advertise 1000BASE-T Full/Half duplex speeds */ - phy_write(lp->phy_dev, MII_CTRL1000, 0); - - /* Advertise only 10 and 100mbps full/half duplex speeds */ - phy_write(lp->phy_dev, MII_ADVERTISE, ADVERTISE_ALL | - ADVERTISE_CSMA); - - /* Restart auto negotiation */ - bmcr = phy_read(lp->phy_dev, MII_BMCR); - bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART); - phy_write(lp->phy_dev, MII_BMCR, bmcr); - phy_start(lp->phy_dev); } diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index 16105292b140..74e845fa2e07 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -1355,7 +1355,9 @@ static int rr_close(struct net_device *dev) rrpriv->fw_running = 0; + spin_unlock_irqrestore(&rrpriv->lock, flags); del_timer_sync(&rrpriv->timer); + spin_lock_irqsave(&rrpriv->lock, flags); writel(0, ®s->TxPi); writel(0, ®s->IpRxPi); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 069e8824c264..b00bc8173abe 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -460,8 +460,10 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) return RX_HANDLER_CONSUMED; *pskb = skb; eth = eth_hdr(skb); - if (macvlan_forward_source(skb, port, eth->h_source)) + if (macvlan_forward_source(skb, port, eth->h_source)) { + kfree_skb(skb); return RX_HANDLER_CONSUMED; + } src = macvlan_hash_lookup(port, eth->h_source); if (src && src->mode != MACVLAN_MODE_VEPA && src->mode != MACVLAN_MODE_BRIDGE) { @@ -480,8 +482,10 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) return RX_HANDLER_PASS; } - if (macvlan_forward_source(skb, port, eth->h_source)) + if (macvlan_forward_source(skb, port, eth->h_source)) { + kfree_skb(skb); return RX_HANDLER_CONSUMED; + } if (macvlan_passthru(port)) vlan = list_first_or_null_rcu(&port->vlans, struct macvlan_dev, list); diff --git a/drivers/net/mdio/fwnode_mdio.c b/drivers/net/mdio/fwnode_mdio.c index 1becb1a731f6..1c1584fca632 100644 --- a/drivers/net/mdio/fwnode_mdio.c +++ b/drivers/net/mdio/fwnode_mdio.c @@ -43,6 +43,11 @@ int fwnode_mdiobus_phy_device_register(struct mii_bus *mdio, int rc; rc = fwnode_irq_get(child, 0); + /* Don't wait forever if the IRQ provider doesn't become available, + * just fall back to poll mode + */ + if (rc == -EPROBE_DEFER) + rc = driver_deferred_probe_check_state(&phy->mdio.dev); if (rc == -EPROBE_DEFER) return rc; diff --git a/drivers/net/mdio/mdio-mux-bcm6368.c b/drivers/net/mdio/mdio-mux-bcm6368.c index 6dcbf987d61b..8b444a8eb6b5 100644 --- a/drivers/net/mdio/mdio-mux-bcm6368.c +++ b/drivers/net/mdio/mdio-mux-bcm6368.c @@ -115,7 +115,7 @@ static int bcm6368_mdiomux_probe(struct platform_device *pdev) md->mii_bus = devm_mdiobus_alloc(&pdev->dev); if (!md->mii_bus) { dev_err(&pdev->dev, "mdiomux bus alloc failed\n"); - return ENOMEM; + return -ENOMEM; } bus = md->mii_bus; diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index b6fea119fe13..2b7d0720720b 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -880,7 +880,7 @@ static int mv3310_read_status_copper(struct phy_device *phydev) cssr1 = phy_read_mmd(phydev, MDIO_MMD_PCS, MV_PCS_CSSR1); if (cssr1 < 0) - return val; + return cssr1; /* If the link settings are not resolved, mark the link down */ if (!(cssr1 & MV_PCS_CSSR1_RESOLVED)) { diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index fc53b71dc872..cd9aa353b653 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -1743,7 +1743,7 @@ static int ksz886x_cable_test_get_status(struct phy_device *phydev, static int lanphy_read_page_reg(struct phy_device *phydev, int page, u32 addr) { - u32 data; + int data; phy_lock_mdio_bus(phydev); __phy_write(phydev, LAN_EXT_PAGE_ACCESS_CONTROL, page); @@ -2444,8 +2444,7 @@ static int lan8804_config_init(struct phy_device *phydev) static irqreturn_t lan8814_handle_interrupt(struct phy_device *phydev) { - u16 tsu_irq_status; - int irq_status; + int irq_status, tsu_irq_status; irq_status = phy_read(phydev, LAN8814_INTS); if (irq_status > 0 && (irq_status & LAN8814_INT_LINK)) @@ -2657,6 +2656,7 @@ static struct phy_driver ksphy_driver[] = { .name = "Micrel KS8737", /* PHY_BASIC_FEATURES */ .driver_data = &ks8737_type, + .probe = kszphy_probe, .config_init = kszphy_config_init, .config_intr = kszphy_config_intr, .handle_interrupt = kszphy_handle_interrupt, @@ -2782,8 +2782,8 @@ static struct phy_driver ksphy_driver[] = { .config_init = ksz8061_config_init, .config_intr = kszphy_config_intr, .handle_interrupt = kszphy_handle_interrupt, - .suspend = kszphy_suspend, - .resume = kszphy_resume, + .suspend = genphy_suspend, + .resume = genphy_resume, }, { .phy_id = PHY_ID_KSZ9021, .phy_id_mask = 0x000ffffe, diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c index 389df3f4293c..c2c0e361fd3d 100644 --- a/drivers/net/phy/microchip_t1.c +++ b/drivers/net/phy/microchip_t1.c @@ -706,7 +706,6 @@ static int lan87xx_read_status(struct phy_device *phydev) static int lan87xx_config_aneg(struct phy_device *phydev) { u16 ctl = 0; - int rc; switch (phydev->master_slave_set) { case MASTER_SLAVE_CFG_MASTER_FORCE: @@ -722,11 +721,7 @@ static int lan87xx_config_aneg(struct phy_device *phydev) return -EOPNOTSUPP; } - rc = phy_modify_changed(phydev, MII_CTRL1000, CTL1000_AS_MASTER, ctl); - if (rc == 1) - rc = genphy_soft_reset(phydev); - - return rc; + return phy_modify_changed(phydev, MII_CTRL1000, CTL1000_AS_MASTER, ctl); } static struct phy_driver microchip_t1_phy_driver[] = { @@ -748,6 +743,7 @@ static struct phy_driver microchip_t1_phy_driver[] = { { PHY_ID_MATCH_MODEL(PHY_ID_LAN937X), .name = "Microchip LAN937x T1", + .flags = PHY_POLL_CABLE_TEST, .features = PHY_BASIC_T1_FEATURES, .config_init = lan87xx_config_init, .suspend = genphy_suspend, diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index beb2b66da132..f122026c4682 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -970,8 +970,13 @@ 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; - return drv->handle_interrupt(phydev); + mutex_lock(&phydev->lock); + ret = drv->handle_interrupt(phydev); + mutex_unlock(&phydev->lock); + + return ret; } /** diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 4dfb79807823..9a5d5a10560f 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -250,6 +250,7 @@ struct sfp { struct sfp_eeprom_id id; unsigned int module_power_mW; unsigned int module_t_start_up; + bool tx_fault_ignore; #if IS_ENABLED(CONFIG_HWMON) struct sfp_diag diag; @@ -1956,6 +1957,12 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report) else sfp->module_t_start_up = T_START_UP; + if (!memcmp(id.base.vendor_name, "HUAWEI ", 16) && + !memcmp(id.base.vendor_pn, "MA5671A ", 16)) + sfp->tx_fault_ignore = true; + else + sfp->tx_fault_ignore = false; + return 0; } @@ -2409,7 +2416,10 @@ static void sfp_check_state(struct sfp *sfp) mutex_lock(&sfp->st_mutex); state = sfp_get_state(sfp); changed = state ^ sfp->state; - changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT; + if (sfp->tx_fault_ignore) + changed &= SFP_F_PRESENT | SFP_F_LOS; + else + changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT; for (i = 0; i < GPIO_MAX; i++) if (changed & BIT(i)) diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 276a0e42ca8e..dbe4c0a4be2c 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1124,7 +1124,7 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) /* NETIF_F_LLTX requires to do our own update of trans_start */ queue = netdev_get_tx_queue(dev, txq); - queue->trans_start = jiffies; + txq_trans_cond_update(queue); /* Notify and wake up reader process */ if (tfile->flags & TUN_FASYNC) diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 1b5714926d81..eb0121a64d6d 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -320,7 +320,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) rcu_read_lock(); rcv = rcu_dereference(priv->peer); - if (unlikely(!rcv)) { + if (unlikely(!rcv) || !pskb_may_pull(skb, ETH_HLEN)) { kfree_skb(skb); goto drop; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 87838cbe38cf..cbba9d2e8f32 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1005,6 +1005,24 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, * xdp.data_meta were adjusted */ len = xdp.data_end - xdp.data + vi->hdr_len + metasize; + + /* recalculate headroom if xdp.data or xdp_data_meta + * were adjusted, note that offset should always point + * to the start of the reserved bytes for virtio_net + * header which are followed by xdp.data, that means + * that offset is equal to the headroom (when buf is + * starting at the beginning of the page, otherwise + * there is a base offset inside the page) but it's used + * with a different starting point (buf start) than + * xdp.data (buf start + vnet hdr size). If xdp.data or + * data_meta were adjusted by the xdp prog then the + * headroom size has changed and so has the offset, we + * can use data_hard_start, which points at buf start + + * vnet hdr size, to calculate the new headroom and use + * it later to compute buf start in page_to_skb() + */ + headroom = xdp.data - xdp.data_hard_start - metasize; + /* We can only create skb based on xdp_page. */ if (unlikely(xdp_page != page)) { rcu_read_unlock(); @@ -1012,7 +1030,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, head_skb = page_to_skb(vi, rq, xdp_page, offset, len, PAGE_SIZE, false, metasize, - VIRTIO_XDP_HEADROOM); + headroom); return head_skb; } break; diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index de97ff98d36e..8a5e3a6d32d7 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -651,11 +651,11 @@ static int vxlan_fdb_append(struct vxlan_fdb *f, rd = kmalloc(sizeof(*rd), GFP_ATOMIC); if (rd == NULL) - return -ENOBUFS; + return -ENOMEM; if (dst_cache_init(&rd->dst_cache, GFP_ATOMIC)) { kfree(rd); - return -ENOBUFS; + return -ENOMEM; } rd->remote_ip = *ip; diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index 23d2954d9747..1e5672019922 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -349,7 +349,7 @@ static int __init cosa_init(void) } } else { cosa_major = register_chrdev(0, "cosa", &cosa_fops); - if (!cosa_major) { + if (cosa_major < 0) { pr_warn("unable to register chardev\n"); err = -EIO; goto out; diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c index 0fad1331303c..aa9a7a5970fd 100644 --- a/drivers/net/wireguard/device.c +++ b/drivers/net/wireguard/device.c @@ -19,6 +19,7 @@ #include <linux/if_arp.h> #include <linux/icmp.h> #include <linux/suspend.h> +#include <net/dst_metadata.h> #include <net/icmp.h> #include <net/rtnetlink.h> #include <net/ip_tunnels.h> @@ -167,7 +168,7 @@ static netdev_tx_t wg_xmit(struct sk_buff *skb, struct net_device *dev) goto err_peer; } - mtu = skb_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu; + mtu = skb_valid_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu; __skb_queue_head_init(&packets); if (!skb_is_gso(skb)) { diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index 71eb7d04c3bf..90a5df1fbdbd 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1288,6 +1288,7 @@ static void ath11k_core_restart(struct work_struct *work) ieee80211_stop_queues(ar->hw); ath11k_mac_drain_tx(ar); + complete(&ar->completed_11d_scan); complete(&ar->scan.started); complete(&ar->scan.completed); complete(&ar->peer_assoc_done); diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index c0228e91a596..b8634eddf49a 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -38,6 +38,8 @@ extern unsigned int ath11k_frame_mode; +#define ATH11K_SCAN_TIMEOUT_HZ (20 * HZ) + #define ATH11K_MON_TIMER_INTERVAL 10 enum ath11k_supported_bw { @@ -189,6 +191,12 @@ enum ath11k_scan_state { ATH11K_SCAN_ABORTING, }; +enum ath11k_11d_state { + ATH11K_11D_IDLE, + ATH11K_11D_PREPARING, + ATH11K_11D_RUNNING, +}; + enum ath11k_dev_flags { ATH11K_CAC_RUNNING, ATH11K_FLAG_CORE_REGISTERED, @@ -607,9 +615,8 @@ struct ath11k { bool dfs_block_radar_events; struct ath11k_thermal thermal; u32 vdev_id_11d_scan; - struct completion finish_11d_scan; - struct completion finish_11d_ch_list; - bool pending_11d; + struct completion completed_11d_scan; + enum ath11k_11d_state state_11d; bool regdom_set_by_user; int hw_rate_code; u8 twt_enabled; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index d5b83f90d27a..58ff761393db 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -3136,6 +3136,20 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, arvif->do_not_send_tmpl = true; else arvif->do_not_send_tmpl = false; + + if (vif->bss_conf.he_support) { + ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, + WMI_VDEV_PARAM_BA_MODE, + WMI_BA_MODE_BUFFER_SIZE_256); + if (ret) + ath11k_warn(ar->ab, + "failed to set BA BUFFER SIZE 256 for vdev: %d\n", + arvif->vdev_id); + else + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, + "Set BA BUFFER SIZE 256 for VDEV: %d\n", + arvif->vdev_id); + } } if (changed & (BSS_CHANGED_BEACON_INFO | BSS_CHANGED_BEACON)) { @@ -3171,14 +3185,6 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, if (arvif->is_up && vif->bss_conf.he_support && vif->bss_conf.he_oper.params) { - ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, - WMI_VDEV_PARAM_BA_MODE, - WMI_BA_MODE_BUFFER_SIZE_256); - if (ret) - ath11k_warn(ar->ab, - "failed to set BA BUFFER SIZE 256 for vdev: %d\n", - arvif->vdev_id); - param_id = WMI_VDEV_PARAM_HEOPS_0_31; param_value = vif->bss_conf.he_oper.params; ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, @@ -3595,26 +3601,6 @@ static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw, if (ret) goto exit; - /* Currently the pending_11d=true only happened 1 time while - * wlan interface up in ath11k_mac_11d_scan_start(), it is called by - * ath11k_mac_op_add_interface(), after wlan interface up, - * pending_11d=false always. - * If remove below wait, it always happened scan fail and lead connect - * fail while wlan interface up, because it has a 11d scan which is running - * in firmware, and lead this scan failed. - */ - if (ar->pending_11d) { - long time_left; - unsigned long timeout = 5 * HZ; - - if (ar->supports_6ghz) - timeout += 5 * HZ; - - time_left = wait_for_completion_timeout(&ar->finish_11d_ch_list, timeout); - ath11k_dbg(ar->ab, ATH11K_DBG_MAC, - "mac wait 11d channel list time left %ld\n", time_left); - } - memset(&arg, 0, sizeof(arg)); ath11k_wmi_start_scan_init(ar, &arg); arg.vdev_id = arvif->vdev_id; @@ -3680,6 +3666,10 @@ exit: kfree(arg.extraie.ptr); mutex_unlock(&ar->conf_mutex); + + if (ar->state_11d == ATH11K_11D_PREPARING) + ath11k_mac_11d_scan_start(ar, arvif->vdev_id); + return ret; } @@ -5808,7 +5798,7 @@ static int ath11k_mac_op_start(struct ieee80211_hw *hw) /* TODO: Do we need to enable ANI? */ - ath11k_reg_update_chan_list(ar); + ath11k_reg_update_chan_list(ar, false); ar->num_started_vdevs = 0; ar->num_created_vdevs = 0; @@ -5875,6 +5865,11 @@ static void ath11k_mac_op_stop(struct ieee80211_hw *hw) cancel_work_sync(&ar->ab->update_11d_work); cancel_work_sync(&ar->ab->rfkill_work); + if (ar->state_11d == ATH11K_11D_PREPARING) { + ar->state_11d = ATH11K_11D_IDLE; + complete(&ar->completed_11d_scan); + } + spin_lock_bh(&ar->data_lock); list_for_each_entry_safe(ppdu_stats, tmp, &ar->ppdu_stats_info, list) { list_del(&ppdu_stats->list); @@ -6045,7 +6040,7 @@ static bool ath11k_mac_vif_ap_active_any(struct ath11k_base *ab) return false; } -void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait) +void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id) { struct wmi_11d_scan_start_params param; int ret; @@ -6073,28 +6068,22 @@ void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait) ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac start 11d scan\n"); - if (wait) - reinit_completion(&ar->finish_11d_scan); - ret = ath11k_wmi_send_11d_scan_start_cmd(ar, ¶m); if (ret) { ath11k_warn(ar->ab, "failed to start 11d scan vdev %d ret: %d\n", vdev_id, ret); } else { ar->vdev_id_11d_scan = vdev_id; - if (wait) { - ar->pending_11d = true; - ret = wait_for_completion_timeout(&ar->finish_11d_scan, - 5 * HZ); - ath11k_dbg(ar->ab, ATH11K_DBG_MAC, - "mac 11d scan left time %d\n", ret); - - if (!ret) - ar->pending_11d = false; - } + if (ar->state_11d == ATH11K_11D_PREPARING) + ar->state_11d = ATH11K_11D_RUNNING; } fin: + if (ar->state_11d == ATH11K_11D_PREPARING) { + ar->state_11d = ATH11K_11D_IDLE; + complete(&ar->completed_11d_scan); + } + mutex_unlock(&ar->ab->vdev_id_11d_lock); } @@ -6117,12 +6106,15 @@ void ath11k_mac_11d_scan_stop(struct ath11k *ar) vdev_id = ar->vdev_id_11d_scan; ret = ath11k_wmi_send_11d_scan_stop_cmd(ar, vdev_id); - if (ret) + if (ret) { ath11k_warn(ar->ab, "failed to stopt 11d scan vdev %d ret: %d\n", vdev_id, ret); - else + } else { ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID; + ar->state_11d = ATH11K_11D_IDLE; + complete(&ar->completed_11d_scan); + } } mutex_unlock(&ar->ab->vdev_id_11d_lock); } @@ -6318,8 +6310,10 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, goto err_peer_del; } - ath11k_mac_11d_scan_start(ar, arvif->vdev_id, true); - + if (test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ab->wmi_ab.svc_map)) { + reinit_completion(&ar->completed_11d_scan); + ar->state_11d = ATH11K_11D_PREPARING; + } break; case WMI_VDEV_TYPE_MONITOR: set_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); @@ -7184,7 +7178,7 @@ ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, } if (arvif->vdev_type == WMI_VDEV_TYPE_STA) - ath11k_mac_11d_scan_start(ar, arvif->vdev_id, false); + ath11k_mac_11d_scan_start(ar, arvif->vdev_id); mutex_unlock(&ar->conf_mutex); } @@ -8665,8 +8659,7 @@ int ath11k_mac_allocate(struct ath11k_base *ab) ar->monitor_vdev_id = -1; clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID; - init_completion(&ar->finish_11d_scan); - init_completion(&ar->finish_11d_ch_list); + init_completion(&ar->completed_11d_scan); } return 0; diff --git a/drivers/net/wireless/ath/ath11k/mac.h b/drivers/net/wireless/ath/ath11k/mac.h index 0e6c870b09c8..29b523af66dd 100644 --- a/drivers/net/wireless/ath/ath11k/mac.h +++ b/drivers/net/wireless/ath/ath11k/mac.h @@ -130,7 +130,7 @@ extern const struct htt_rx_ring_tlv_filter ath11k_mac_mon_status_filter_default; #define ATH11K_SCAN_11D_INTERVAL 600000 #define ATH11K_11D_INVALID_VDEV_ID 0xFFFF -void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait); +void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id); void ath11k_mac_11d_scan_stop(struct ath11k *ar); void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab); diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index 81e11cde31d7..80a697771393 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -102,7 +102,7 @@ ath11k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) ar->regdom_set_by_user = true; } -int ath11k_reg_update_chan_list(struct ath11k *ar) +int ath11k_reg_update_chan_list(struct ath11k *ar, bool wait) { struct ieee80211_supported_band **bands; struct scan_chan_list_params *params; @@ -111,7 +111,32 @@ int ath11k_reg_update_chan_list(struct ath11k *ar) struct channel_param *ch; enum nl80211_band band; int num_channels = 0; - int i, ret; + int i, ret, left; + + if (wait && ar->state_11d != ATH11K_11D_IDLE) { + left = wait_for_completion_timeout(&ar->completed_11d_scan, + ATH11K_SCAN_TIMEOUT_HZ); + if (!left) { + ath11k_dbg(ar->ab, ATH11K_DBG_REG, + "failed to receive 11d scan complete: timed out\n"); + ar->state_11d = ATH11K_11D_IDLE; + } + ath11k_dbg(ar->ab, ATH11K_DBG_REG, + "reg 11d scan wait left time %d\n", left); + } + + if (wait && + (ar->scan.state == ATH11K_SCAN_STARTING || + ar->scan.state == ATH11K_SCAN_RUNNING)) { + left = wait_for_completion_timeout(&ar->scan.completed, + ATH11K_SCAN_TIMEOUT_HZ); + if (!left) + ath11k_dbg(ar->ab, ATH11K_DBG_REG, + "failed to receive hw scan complete: timed out\n"); + + ath11k_dbg(ar->ab, ATH11K_DBG_REG, + "reg hw scan wait left time %d\n", left); + } bands = hw->wiphy->bands; for (band = 0; band < NUM_NL80211_BANDS; band++) { @@ -193,11 +218,6 @@ int ath11k_reg_update_chan_list(struct ath11k *ar) ret = ath11k_wmi_send_scan_chan_list_cmd(ar, params); kfree(params); - if (ar->pending_11d) { - complete(&ar->finish_11d_ch_list); - ar->pending_11d = false; - } - return ret; } @@ -263,15 +283,8 @@ int ath11k_regd_update(struct ath11k *ar) goto err; } - if (ar->pending_11d) - complete(&ar->finish_11d_scan); - rtnl_lock(); wiphy_lock(ar->hw->wiphy); - - if (ar->pending_11d) - reinit_completion(&ar->finish_11d_ch_list); - ret = regulatory_set_wiphy_regd_sync(ar->hw->wiphy, regd_copy); wiphy_unlock(ar->hw->wiphy); rtnl_unlock(); @@ -282,7 +295,7 @@ int ath11k_regd_update(struct ath11k *ar) goto err; if (ar->state == ATH11K_STATE_ON) { - ret = ath11k_reg_update_chan_list(ar); + ret = ath11k_reg_update_chan_list(ar, true); if (ret) goto err; } diff --git a/drivers/net/wireless/ath/ath11k/reg.h b/drivers/net/wireless/ath/ath11k/reg.h index 5fb9dc03a74e..2f284f26378d 100644 --- a/drivers/net/wireless/ath/ath11k/reg.h +++ b/drivers/net/wireless/ath/ath11k/reg.h @@ -32,5 +32,5 @@ struct ieee80211_regdomain * ath11k_reg_build_regd(struct ath11k_base *ab, struct cur_regulatory_info *reg_info, bool intersect); int ath11k_regd_update(struct ath11k *ar); -int ath11k_reg_update_chan_list(struct ath11k *ar); +int ath11k_reg_update_chan_list(struct ath11k *ar, bool wait); #endif diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index b4f86c45d81f..2751fe8814df 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -2015,7 +2015,10 @@ void ath11k_wmi_start_scan_init(struct ath11k *ar, { /* setup commonly used values */ arg->scan_req_id = 1; - arg->scan_priority = WMI_SCAN_PRIORITY_LOW; + if (ar->state_11d == ATH11K_11D_PREPARING) + arg->scan_priority = WMI_SCAN_PRIORITY_MEDIUM; + else + arg->scan_priority = WMI_SCAN_PRIORITY_LOW; arg->dwell_time_active = 50; arg->dwell_time_active_2g = 0; arg->dwell_time_passive = 150; @@ -6350,8 +6353,10 @@ static void ath11k_wmi_op_ep_tx_credits(struct ath11k_base *ab) static int ath11k_reg_11d_new_cc_event(struct ath11k_base *ab, struct sk_buff *skb) { const struct wmi_11d_new_cc_ev *ev; + struct ath11k *ar; + struct ath11k_pdev *pdev; const void **tb; - int ret; + int ret, i; tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); if (IS_ERR(tb)) { @@ -6377,6 +6382,13 @@ static int ath11k_reg_11d_new_cc_event(struct ath11k_base *ab, struct sk_buff *s kfree(tb); + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + ar->state_11d = ATH11K_11D_IDLE; + complete(&ar->completed_11d_scan); + } + queue_work(ab->workqueue, &ab->update_11d_work); return 0; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 98090e40e1cf..e2791d45f5f5 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -839,7 +839,7 @@ static bool ath9k_txq_list_has_key(struct list_head *txq_list, u32 keyix) continue; txinfo = IEEE80211_SKB_CB(bf->bf_mpdu); - fi = (struct ath_frame_info *)&txinfo->rate_driver_data[0]; + fi = (struct ath_frame_info *)&txinfo->status.status_driver_data[0]; if (fi->keyix == keyix) return true; } diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index d0caf1de2bde..db83cc4ba810 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -141,8 +141,8 @@ static struct ath_frame_info *get_frame_info(struct sk_buff *skb) { struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); BUILD_BUG_ON(sizeof(struct ath_frame_info) > - sizeof(tx_info->rate_driver_data)); - return (struct ath_frame_info *) &tx_info->rate_driver_data[0]; + sizeof(tx_info->status.status_driver_data)); + return (struct ath_frame_info *) &tx_info->status.status_driver_data[0]; } static void ath_send_bar(struct ath_atx_tid *tid, u16 seqno) @@ -2542,6 +2542,16 @@ skip_tx_complete: spin_unlock_irqrestore(&sc->tx.txbuflock, flags); } +static void ath_clear_tx_status(struct ieee80211_tx_info *tx_info) +{ + void *ptr = &tx_info->status; + + memset(ptr + sizeof(tx_info->status.rates), 0, + sizeof(tx_info->status) - + sizeof(tx_info->status.rates) - + sizeof(tx_info->status.status_driver_data)); +} + static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, struct ath_tx_status *ts, int nframes, int nbad, int txok) @@ -2553,6 +2563,8 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, struct ath_hw *ah = sc->sc_ah; u8 i, tx_rateindex; + ath_clear_tx_status(tx_info); + if (txok) tx_info->status.ack_signal = ts->ts_rssi; @@ -2567,6 +2579,13 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, tx_info->status.ampdu_len = nframes; tx_info->status.ampdu_ack_len = nframes - nbad; + tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1; + + for (i = tx_rateindex + 1; i < hw->max_rates; i++) { + tx_info->status.rates[i].count = 0; + tx_info->status.rates[i].idx = -1; + } + if ((ts->ts_status & ATH9K_TXERR_FILT) == 0 && (tx_info->flags & IEEE80211_TX_CTL_NO_ACK) == 0) { /* @@ -2588,16 +2607,6 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, tx_info->status.rates[tx_rateindex].count = hw->max_rate_tries; } - - for (i = tx_rateindex + 1; i < hw->max_rates; i++) { - tx_info->status.rates[i].count = 0; - tx_info->status.rates[i].idx = -1; - } - - tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1; - - /* we report airtime in ath_tx_count_airtime(), don't report twice */ - tx_info->status.tx_time = 0; } static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 55285cad527f..212fbbe1cd7e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -557,7 +557,7 @@ enum brcmf_sdio_frmtype { BRCMF_SDIO_FT_SUB, }; -#define SDIOD_DRVSTR_KEY(chip, pmu) (((chip) << 16) | (pmu)) +#define SDIOD_DRVSTR_KEY(chip, pmu) (((unsigned int)(chip) << 16) | (pmu)) /* SDIO Pad drive strength to select value mappings */ struct sdiod_drive_str { diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index 866a33f49915..3237d4b528b5 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -371,7 +371,7 @@ void iwl_dbg_tlv_del_timers(struct iwl_trans *trans) struct iwl_dbg_tlv_timer_node *node, *tmp; list_for_each_entry_safe(node, tmp, timer_list, list) { - del_timer(&node->timer); + del_timer_sync(&node->timer); list_del(&node->list); kfree(node); } diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 28bfa7b7b73c..e9ec63e0e395 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2202,11 +2202,14 @@ mac80211_hwsim_sta_rc_update(struct ieee80211_hw *hw, if (!data->use_chanctx) { confbw = data->bw; } else { - struct ieee80211_chanctx_conf *chanctx_conf = - rcu_dereference(vif->chanctx_conf); + struct ieee80211_chanctx_conf *chanctx_conf; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(vif->chanctx_conf); if (!WARN_ON(!chanctx_conf)) confbw = chanctx_conf->def.width; + rcu_read_unlock(); } WARN(bw > hwsim_get_chanwidth(confbw), @@ -2475,11 +2478,13 @@ static void hw_scan_work(struct work_struct *work) if (req->ie_len) skb_put_data(probe, req->ie, req->ie_len); + rcu_read_lock(); if (!ieee80211_tx_prepare_skb(hwsim->hw, hwsim->hw_scan_vif, probe, hwsim->tmp_chan->band, NULL)) { + rcu_read_unlock(); kfree_skb(probe); continue; } @@ -2487,6 +2492,7 @@ static void hw_scan_work(struct work_struct *work) local_bh_disable(); mac80211_hwsim_tx_frame(hwsim->hw, probe, hwsim->tmp_chan); + rcu_read_unlock(); local_bh_enable(); } } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c index 8a22ee581674..df85ebc6e1df 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c @@ -80,7 +80,7 @@ mt76x2e_probe(struct pci_dev *pdev, const struct pci_device_id *id) mt76_rmw_field(dev, 0x15a10, 0x1f << 16, 0x9); /* RG_SSUSB_G1_CDR_BIC_LTR = 0xf */ - mt76_rmw_field(dev, 0x15a0c, 0xf << 28, 0xf); + mt76_rmw_field(dev, 0x15a0c, 0xfU << 28, 0xf); /* RG_SSUSB_CDR_BR_PE1D = 0x3 */ mt76_rmw_field(dev, 0x15c58, 0x3 << 6, 0x3); diff --git a/drivers/nfc/nfcmrvl/main.c b/drivers/nfc/nfcmrvl/main.c index 2fcf545012b1..1a5284de4341 100644 --- a/drivers/nfc/nfcmrvl/main.c +++ b/drivers/nfc/nfcmrvl/main.c @@ -183,6 +183,7 @@ void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv) { struct nci_dev *ndev = priv->ndev; + nci_unregister_device(ndev); if (priv->ndev->nfc_dev->fw_download_in_progress) nfcmrvl_fw_dnld_abort(priv); @@ -191,7 +192,6 @@ void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv) if (gpio_is_valid(priv->config.reset_n_io)) gpio_free(priv->config.reset_n_io); - nci_unregister_device(ndev); nci_free_device(ndev); kfree(priv); } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index efb85c6d8e2d..e1846d04817f 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -366,7 +366,7 @@ static inline void nvme_end_req(struct request *req) { blk_status_t status = nvme_error_status(nvme_req(req)->status); - if (unlikely(nvme_req(req)->status != NVME_SC_SUCCESS)) + if (unlikely(nvme_req(req)->status && !(req->rq_flags & RQF_QUIET))) nvme_log_error(req); nvme_end_req_zoned(req); nvme_trace_bio_complete(req); @@ -1015,6 +1015,7 @@ int __nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd, goto out; } + req->rq_flags |= RQF_QUIET; ret = nvme_execute_rq(req, at_head); if (result && ret >= 0) *result = nvme_req(req)->result; @@ -1287,6 +1288,8 @@ static int nvme_process_ns_desc(struct nvme_ctrl *ctrl, struct nvme_ns_ids *ids, warn_str, cur->nidl); return -1; } + if (ctrl->quirks & NVME_QUIRK_BOGUS_NID) + return NVME_NIDT_EUI64_LEN; memcpy(ids->eui64, data + sizeof(*cur), NVME_NIDT_EUI64_LEN); return NVME_NIDT_EUI64_LEN; case NVME_NIDT_NGUID: @@ -1295,6 +1298,8 @@ static int nvme_process_ns_desc(struct nvme_ctrl *ctrl, struct nvme_ns_ids *ids, warn_str, cur->nidl); return -1; } + if (ctrl->quirks & NVME_QUIRK_BOGUS_NID) + return NVME_NIDT_NGUID_LEN; memcpy(ids->nguid, data + sizeof(*cur), NVME_NIDT_NGUID_LEN); return NVME_NIDT_NGUID_LEN; case NVME_NIDT_UUID: @@ -1303,6 +1308,8 @@ static int nvme_process_ns_desc(struct nvme_ctrl *ctrl, struct nvme_ns_ids *ids, warn_str, cur->nidl); return -1; } + if (ctrl->quirks & NVME_QUIRK_BOGUS_NID) + return NVME_NIDT_UUID_LEN; uuid_copy(&ids->uuid, data + sizeof(*cur)); return NVME_NIDT_UUID_LEN; case NVME_NIDT_CSI: @@ -1399,12 +1406,18 @@ static int nvme_identify_ns(struct nvme_ctrl *ctrl, unsigned nsid, if ((*id)->ncap == 0) /* namespace not allocated or attached */ goto out_free_id; - if (ctrl->vs >= NVME_VS(1, 1, 0) && - !memchr_inv(ids->eui64, 0, sizeof(ids->eui64))) - memcpy(ids->eui64, (*id)->eui64, sizeof(ids->eui64)); - if (ctrl->vs >= NVME_VS(1, 2, 0) && - !memchr_inv(ids->nguid, 0, sizeof(ids->nguid))) - memcpy(ids->nguid, (*id)->nguid, sizeof(ids->nguid)); + + if (ctrl->quirks & NVME_QUIRK_BOGUS_NID) { + dev_info(ctrl->device, + "Ignoring bogus Namespace Identifiers\n"); + } else { + if (ctrl->vs >= NVME_VS(1, 1, 0) && + !memchr_inv(ids->eui64, 0, sizeof(ids->eui64))) + memcpy(ids->eui64, (*id)->eui64, sizeof(ids->eui64)); + if (ctrl->vs >= NVME_VS(1, 2, 0) && + !memchr_inv(ids->nguid, 0, sizeof(ids->nguid))) + memcpy(ids->nguid, (*id)->nguid, sizeof(ids->nguid)); + } return 0; diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 1393bbf82d71..a2b53ca63335 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -144,6 +144,11 @@ enum nvme_quirks { * encoding the generation sequence number. */ NVME_QUIRK_SKIP_CID_GEN = (1 << 17), + + /* + * Reports garbage in the namespace identifiers (eui64, nguid, uuid). + */ + NVME_QUIRK_BOGUS_NID = (1 << 18), }; /* diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d817ca17463e..3aacf1c0d5a5 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3409,7 +3409,10 @@ static const struct pci_device_id nvme_id_table[] = { .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_VDEVICE(INTEL, 0x5845), /* Qemu emulated controller */ .driver_data = NVME_QUIRK_IDENTIFY_CNS | - NVME_QUIRK_DISABLE_WRITE_ZEROES, }, + NVME_QUIRK_DISABLE_WRITE_ZEROES | + NVME_QUIRK_BOGUS_NID, }, + { PCI_VDEVICE(REDHAT, 0x0010), /* Qemu emulated controller */ + .driver_data = NVME_QUIRK_BOGUS_NID, }, { PCI_DEVICE(0x126f, 0x2263), /* Silicon Motion unidentified */ .driver_data = NVME_QUIRK_NO_NS_DESC_LIST, }, { PCI_DEVICE(0x1bb1, 0x0100), /* Seagate Nytro Flash Storage */ @@ -3447,6 +3450,10 @@ static const struct pci_device_id nvme_id_table[] = { .driver_data = NVME_QUIRK_NO_DEEPEST_PS, }, { PCI_DEVICE(0x2646, 0x2263), /* KINGSTON A2000 NVMe SSD */ .driver_data = NVME_QUIRK_NO_DEEPEST_PS, }, + { PCI_DEVICE(0x1e4B, 0x1002), /* MAXIO MAP1002 */ + .driver_data = NVME_QUIRK_BOGUS_NID, }, + { PCI_DEVICE(0x1e4B, 0x1202), /* MAXIO MAP1202 */ + .driver_data = NVME_QUIRK_BOGUS_NID, }, { PCI_DEVICE(PCI_VENDOR_ID_AMAZON, 0x0061), .driver_data = NVME_QUIRK_DMA_ADDRESS_BITS_48, }, { PCI_DEVICE(PCI_VENDOR_ID_AMAZON, 0x0065), diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c index 6ab90891801d..816028c0f6ed 100644 --- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -1550,6 +1550,11 @@ static const struct qcom_pcie_cfg sc7280_cfg = { .pipe_clk_need_muxing = true, }; +static const struct qcom_pcie_cfg sc8180x_cfg = { + .ops = &ops_1_9_0, + .has_tbu_clk = true, +}; + static const struct dw_pcie_ops dw_pcie_ops = { .link_up = qcom_pcie_link_up, .start_link = qcom_pcie_start_link, @@ -1656,7 +1661,7 @@ static const struct of_device_id qcom_pcie_match[] = { { .compatible = "qcom,pcie-qcs404", .data = &ipq4019_cfg }, { .compatible = "qcom,pcie-sdm845", .data = &sdm845_cfg }, { .compatible = "qcom,pcie-sm8250", .data = &sm8250_cfg }, - { .compatible = "qcom,pcie-sc8180x", .data = &sm8250_cfg }, + { .compatible = "qcom,pcie-sc8180x", .data = &sc8180x_cfg }, { .compatible = "qcom,pcie-sm8450-pcie0", .data = &sm8450_pcie0_cfg }, { .compatible = "qcom,pcie-sm8450-pcie1", .data = &sm8450_pcie1_cfg }, { .compatible = "qcom,pcie-sc7280", .data = &sc7280_cfg }, diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c index 09d9bf465d72..ffec82c8a523 100644 --- a/drivers/pci/controller/pci-aardvark.c +++ b/drivers/pci/controller/pci-aardvark.c @@ -272,7 +272,6 @@ struct advk_pcie { u32 actions; } wins[OB_WIN_COUNT]; u8 wins_count; - int irq; struct irq_domain *rp_irq_domain; struct irq_domain *irq_domain; struct irq_chip irq_chip; @@ -1570,26 +1569,21 @@ static void advk_pcie_handle_int(struct advk_pcie *pcie) } } -static void advk_pcie_irq_handler(struct irq_desc *desc) +static irqreturn_t advk_pcie_irq_handler(int irq, void *arg) { - struct advk_pcie *pcie = irq_desc_get_handler_data(desc); - struct irq_chip *chip = irq_desc_get_chip(desc); - u32 val, mask, status; + struct advk_pcie *pcie = arg; + u32 status; - chained_irq_enter(chip, desc); + status = advk_readl(pcie, HOST_CTRL_INT_STATUS_REG); + if (!(status & PCIE_IRQ_CORE_INT)) + return IRQ_NONE; - val = advk_readl(pcie, HOST_CTRL_INT_STATUS_REG); - mask = advk_readl(pcie, HOST_CTRL_INT_MASK_REG); - status = val & ((~mask) & PCIE_IRQ_ALL_MASK); + advk_pcie_handle_int(pcie); - if (status & PCIE_IRQ_CORE_INT) { - advk_pcie_handle_int(pcie); + /* Clear interrupt */ + advk_writel(pcie, PCIE_IRQ_CORE_INT, HOST_CTRL_INT_STATUS_REG); - /* Clear interrupt */ - advk_writel(pcie, PCIE_IRQ_CORE_INT, HOST_CTRL_INT_STATUS_REG); - } - - chained_irq_exit(chip, desc); + return IRQ_HANDLED; } static int advk_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) @@ -1669,7 +1663,7 @@ static int advk_pcie_probe(struct platform_device *pdev) struct advk_pcie *pcie; struct pci_host_bridge *bridge; struct resource_entry *entry; - int ret; + int ret, irq; bridge = devm_pci_alloc_host_bridge(dev, sizeof(struct advk_pcie)); if (!bridge) @@ -1755,9 +1749,17 @@ static int advk_pcie_probe(struct platform_device *pdev) if (IS_ERR(pcie->base)) return PTR_ERR(pcie->base); - pcie->irq = platform_get_irq(pdev, 0); - if (pcie->irq < 0) - return pcie->irq; + irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; + + ret = devm_request_irq(dev, irq, advk_pcie_irq_handler, + IRQF_SHARED | IRQF_NO_THREAD, "advk-pcie", + pcie); + if (ret) { + dev_err(dev, "Failed to register interrupt\n"); + return ret; + } pcie->reset_gpio = devm_gpiod_get_from_of_node(dev, dev->of_node, "reset-gpios", 0, @@ -1814,15 +1816,12 @@ static int advk_pcie_probe(struct platform_device *pdev) return ret; } - irq_set_chained_handler_and_data(pcie->irq, advk_pcie_irq_handler, pcie); - bridge->sysdata = pcie; bridge->ops = &advk_pcie_ops; bridge->map_irq = advk_pcie_map_irq; ret = pci_host_probe(bridge); if (ret < 0) { - irq_set_chained_handler_and_data(pcie->irq, NULL, NULL); advk_pcie_remove_rp_irq_domain(pcie); advk_pcie_remove_msi_irq_domain(pcie); advk_pcie_remove_irq_domain(pcie); @@ -1871,9 +1870,6 @@ static int advk_pcie_remove(struct platform_device *pdev) advk_writel(pcie, PCIE_ISR1_ALL_MASK, PCIE_ISR1_REG); advk_writel(pcie, PCIE_IRQ_ALL_MASK, HOST_CTRL_INT_STATUS_REG); - /* Remove IRQ handler */ - irq_set_chained_handler_and_data(pcie->irq, NULL, NULL); - /* Remove IRQ domains */ advk_pcie_remove_rp_irq_domain(pcie); advk_pcie_remove_msi_irq_domain(pcie); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 9ecce435fb3f..d25122fbe98a 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -2920,6 +2920,16 @@ static const struct dmi_system_id bridge_d3_blacklist[] = { DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."), DMI_MATCH(DMI_BOARD_NAME, "X299 DESIGNARE EX-CF"), }, + /* + * Downstream device is not accessible after putting a root port + * into D3cold and back into D0 on Elo i2. + */ + .ident = "Elo i2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Elo Touch Solutions"), + DMI_MATCH(DMI_PRODUCT_NAME, "Elo i2"), + DMI_MATCH(DMI_PRODUCT_VERSION, "RevB"), + }, }, #endif { } diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index 9694370651fa..59d3980b8ca2 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -400,6 +400,9 @@ validate_group(struct perf_event *event) if (!validate_event(event->pmu, &fake_pmu, leader)) return -EINVAL; + if (event == leader) + return 0; + for_each_sibling_event(sibling, leader) { if (!validate_event(event->pmu, &fake_pmu, sibling)) return -EINVAL; @@ -489,12 +492,7 @@ __hw_perf_event_init(struct perf_event *event) local64_set(&hwc->period_left, hwc->sample_period); } - if (event->group_leader != event) { - if (validate_group(event) != 0) - return -EINVAL; - } - - return 0; + return validate_group(event); } static int armpmu_event_init(struct perf_event *event) diff --git a/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c b/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c index 5b471ab80fe2..54d65a6f0fcc 100644 --- a/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c +++ b/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c @@ -414,19 +414,19 @@ static int phy_g12a_usb3_pcie_probe(struct platform_device *pdev) ret = clk_prepare_enable(priv->clk_ref); if (ret) - goto err_disable_clk_ref; + return ret; priv->reset = devm_reset_control_array_get_exclusive(dev); - if (IS_ERR(priv->reset)) - return PTR_ERR(priv->reset); + if (IS_ERR(priv->reset)) { + ret = PTR_ERR(priv->reset); + goto err_disable_clk_ref; + } priv->phy = devm_phy_create(dev, np, &phy_g12a_usb3_pcie_ops); if (IS_ERR(priv->phy)) { ret = PTR_ERR(priv->phy); - if (ret != -EPROBE_DEFER) - dev_err(dev, "failed to create PHY\n"); - - return ret; + dev_err_probe(dev, ret, "failed to create PHY\n"); + goto err_disable_clk_ref; } phy_set_drvdata(priv->phy, priv); @@ -434,8 +434,12 @@ static int phy_g12a_usb3_pcie_probe(struct platform_device *pdev) phy_provider = devm_of_phy_provider_register(dev, phy_g12a_usb3_pcie_xlate); + if (IS_ERR(phy_provider)) { + ret = PTR_ERR(phy_provider); + goto err_disable_clk_ref; + } - return PTR_ERR_OR_ZERO(phy_provider); + return 0; err_disable_clk_ref: clk_disable_unprepare(priv->clk_ref); diff --git a/drivers/phy/motorola/phy-mapphone-mdm6600.c b/drivers/phy/motorola/phy-mapphone-mdm6600.c index 5172971f4c36..3cd4d51c247c 100644 --- a/drivers/phy/motorola/phy-mapphone-mdm6600.c +++ b/drivers/phy/motorola/phy-mapphone-mdm6600.c @@ -629,7 +629,8 @@ idle: cleanup: if (error < 0) phy_mdm6600_device_power_off(ddata); - + pm_runtime_disable(ddata->dev); + pm_runtime_dont_use_autosuspend(ddata->dev); return error; } diff --git a/drivers/phy/samsung/phy-exynos5250-sata.c b/drivers/phy/samsung/phy-exynos5250-sata.c index 9ec234243f7c..595adba5fb8f 100644 --- a/drivers/phy/samsung/phy-exynos5250-sata.c +++ b/drivers/phy/samsung/phy-exynos5250-sata.c @@ -187,6 +187,7 @@ static int exynos_sata_phy_probe(struct platform_device *pdev) return -EINVAL; sata_phy->client = of_find_i2c_device_by_node(node); + of_node_put(node); if (!sata_phy->client) return -EPROBE_DEFER; @@ -195,20 +196,21 @@ static int exynos_sata_phy_probe(struct platform_device *pdev) sata_phy->phyclk = devm_clk_get(dev, "sata_phyctrl"); if (IS_ERR(sata_phy->phyclk)) { dev_err(dev, "failed to get clk for PHY\n"); - return PTR_ERR(sata_phy->phyclk); + ret = PTR_ERR(sata_phy->phyclk); + goto put_dev; } ret = clk_prepare_enable(sata_phy->phyclk); if (ret < 0) { dev_err(dev, "failed to enable source clk\n"); - return ret; + goto put_dev; } sata_phy->phy = devm_phy_create(dev, NULL, &exynos_sata_phy_ops); if (IS_ERR(sata_phy->phy)) { - clk_disable_unprepare(sata_phy->phyclk); dev_err(dev, "failed to create PHY\n"); - return PTR_ERR(sata_phy->phy); + ret = PTR_ERR(sata_phy->phy); + goto clk_disable; } phy_set_drvdata(sata_phy->phy, sata_phy); @@ -216,11 +218,18 @@ static int exynos_sata_phy_probe(struct platform_device *pdev) phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); if (IS_ERR(phy_provider)) { - clk_disable_unprepare(sata_phy->phyclk); - return PTR_ERR(phy_provider); + ret = PTR_ERR(phy_provider); + goto clk_disable; } return 0; + +clk_disable: + clk_disable_unprepare(sata_phy->phyclk); +put_dev: + put_device(&sata_phy->client->dev); + + return ret; } static const struct of_device_id exynos_sata_phy_of_match[] = { diff --git a/drivers/phy/ti/phy-am654-serdes.c b/drivers/phy/ti/phy-am654-serdes.c index c1211c4f863c..0be727bb9f79 100644 --- a/drivers/phy/ti/phy-am654-serdes.c +++ b/drivers/phy/ti/phy-am654-serdes.c @@ -838,7 +838,7 @@ static int serdes_am654_probe(struct platform_device *pdev) clk_err: of_clk_del_provider(node); - + pm_runtime_disable(dev); return ret; } diff --git a/drivers/phy/ti/phy-omap-usb2.c b/drivers/phy/ti/phy-omap-usb2.c index 3a505fe5715a..31a775877f6e 100644 --- a/drivers/phy/ti/phy-omap-usb2.c +++ b/drivers/phy/ti/phy-omap-usb2.c @@ -215,7 +215,7 @@ static int omap_usb2_enable_clocks(struct omap_usb *phy) return 0; err1: - clk_disable(phy->wkupclk); + clk_disable_unprepare(phy->wkupclk); err0: return ret; diff --git a/drivers/phy/ti/phy-ti-pipe3.c b/drivers/phy/ti/phy-ti-pipe3.c index 2cbc91e535d4..f502c36f3be5 100644 --- a/drivers/phy/ti/phy-ti-pipe3.c +++ b/drivers/phy/ti/phy-ti-pipe3.c @@ -696,6 +696,7 @@ static int ti_pipe3_get_sysctrl(struct ti_pipe3 *phy) } control_pdev = of_find_device_by_node(control_node); + of_node_put(control_node); if (!control_pdev) { dev_err(dev, "Failed to get control device\n"); return -EINVAL; diff --git a/drivers/phy/ti/phy-tusb1210.c b/drivers/phy/ti/phy-tusb1210.c index a0cdbcadf09e..c3ab4b69ea68 100644 --- a/drivers/phy/ti/phy-tusb1210.c +++ b/drivers/phy/ti/phy-tusb1210.c @@ -155,7 +155,7 @@ static int tusb1210_set_mode(struct phy *phy, enum phy_mode mode, int submode) } #ifdef CONFIG_POWER_SUPPLY -const char * const tusb1210_chg_det_states[] = { +static const char * const tusb1210_chg_det_states[] = { "CHG_DET_CONNECTING", "CHG_DET_START_DET", "CHG_DET_READ_DET", @@ -537,12 +537,18 @@ static int tusb1210_probe(struct ulpi *ulpi) tusb1210_probe_charger_detect(tusb); tusb->phy = ulpi_phy_create(ulpi, &phy_ops); - if (IS_ERR(tusb->phy)) - return PTR_ERR(tusb->phy); + if (IS_ERR(tusb->phy)) { + ret = PTR_ERR(tusb->phy); + goto err_remove_charger; + } phy_set_drvdata(tusb->phy, tusb); ulpi_set_drvdata(ulpi, tusb); return 0; + +err_remove_charger: + tusb1210_remove_charger_detect(tusb); + return ret; } static void tusb1210_remove(struct ulpi *ulpi) diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c index a3fa03bcd9a3..80838dc54b3a 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c @@ -1236,18 +1236,17 @@ FUNC_GROUP_DECL(SALT8, AA12); FUNC_GROUP_DECL(WDTRST4, AA12); #define AE12 196 -SIG_EXPR_LIST_DECL_SEMG(AE12, FWSPIDQ2, FWQSPID, FWSPID, - SIG_DESC_SET(SCU438, 4)); +SIG_EXPR_LIST_DECL_SESG(AE12, FWSPIQ2, FWQSPI, SIG_DESC_SET(SCU438, 4)); SIG_EXPR_LIST_DECL_SESG(AE12, GPIOY4, GPIOY4); -PIN_DECL_(AE12, SIG_EXPR_LIST_PTR(AE12, FWSPIDQ2), +PIN_DECL_(AE12, SIG_EXPR_LIST_PTR(AE12, FWSPIQ2), SIG_EXPR_LIST_PTR(AE12, GPIOY4)); #define AF12 197 -SIG_EXPR_LIST_DECL_SEMG(AF12, FWSPIDQ3, FWQSPID, FWSPID, - SIG_DESC_SET(SCU438, 5)); +SIG_EXPR_LIST_DECL_SESG(AF12, FWSPIQ3, FWQSPI, SIG_DESC_SET(SCU438, 5)); SIG_EXPR_LIST_DECL_SESG(AF12, GPIOY5, GPIOY5); -PIN_DECL_(AF12, SIG_EXPR_LIST_PTR(AF12, FWSPIDQ3), +PIN_DECL_(AF12, SIG_EXPR_LIST_PTR(AF12, FWSPIQ3), SIG_EXPR_LIST_PTR(AF12, GPIOY5)); +FUNC_GROUP_DECL(FWQSPI, AE12, AF12); #define AC12 198 SSSF_PIN_DECL(AC12, GPIOY6, FWSPIABR, SIG_DESC_SET(SCU438, 6)); @@ -1520,9 +1519,8 @@ SIG_EXPR_LIST_DECL_SEMG(Y4, EMMCDAT7, EMMCG8, EMMC, SIG_DESC_SET(SCU404, 3)); PIN_DECL_3(Y4, GPIO18E3, FWSPIDMISO, VBMISO, EMMCDAT7); GROUP_DECL(FWSPID, Y1, Y2, Y3, Y4); -GROUP_DECL(FWQSPID, Y1, Y2, Y3, Y4, AE12, AF12); GROUP_DECL(EMMCG8, AB4, AA4, AC4, AA5, Y5, AB5, AB6, AC5, Y1, Y2, Y3, Y4); -FUNC_DECL_2(FWSPID, FWSPID, FWQSPID); +FUNC_DECL_1(FWSPID, FWSPID); FUNC_GROUP_DECL(VB, Y1, Y2, Y3, Y4); FUNC_DECL_3(EMMC, EMMCG1, EMMCG4, EMMCG8); /* @@ -1918,7 +1916,7 @@ static const struct aspeed_pin_group aspeed_g6_groups[] = { ASPEED_PINCTRL_GROUP(FSI2), ASPEED_PINCTRL_GROUP(FWSPIABR), ASPEED_PINCTRL_GROUP(FWSPID), - ASPEED_PINCTRL_GROUP(FWQSPID), + ASPEED_PINCTRL_GROUP(FWQSPI), ASPEED_PINCTRL_GROUP(FWSPIWP), ASPEED_PINCTRL_GROUP(GPIT0), ASPEED_PINCTRL_GROUP(GPIT1), @@ -2160,6 +2158,7 @@ static const struct aspeed_pin_function aspeed_g6_functions[] = { ASPEED_PINCTRL_FUNC(FSI2), ASPEED_PINCTRL_FUNC(FWSPIABR), ASPEED_PINCTRL_FUNC(FWSPID), + ASPEED_PINCTRL_FUNC(FWQSPI), ASPEED_PINCTRL_FUNC(FWSPIWP), ASPEED_PINCTRL_FUNC(GPIT0), ASPEED_PINCTRL_FUNC(GPIT1), diff --git a/drivers/pinctrl/intel/pinctrl-alderlake.c b/drivers/pinctrl/intel/pinctrl-alderlake.c index 32ba50efbceb..62dbd1e67513 100644 --- a/drivers/pinctrl/intel/pinctrl-alderlake.c +++ b/drivers/pinctrl/intel/pinctrl-alderlake.c @@ -14,11 +14,17 @@ #include "pinctrl-intel.h" -#define ADL_PAD_OWN 0x0a0 -#define ADL_PADCFGLOCK 0x110 -#define ADL_HOSTSW_OWN 0x150 -#define ADL_GPI_IS 0x200 -#define ADL_GPI_IE 0x220 +#define ADL_N_PAD_OWN 0x020 +#define ADL_N_PADCFGLOCK 0x080 +#define ADL_N_HOSTSW_OWN 0x0b0 +#define ADL_N_GPI_IS 0x100 +#define ADL_N_GPI_IE 0x120 + +#define ADL_S_PAD_OWN 0x0a0 +#define ADL_S_PADCFGLOCK 0x110 +#define ADL_S_HOSTSW_OWN 0x150 +#define ADL_S_GPI_IS 0x200 +#define ADL_S_GPI_IE 0x220 #define ADL_GPP(r, s, e, g) \ { \ @@ -28,14 +34,28 @@ .gpio_base = (g), \ } -#define ADL_COMMUNITY(b, s, e, g) \ +#define ADL_N_COMMUNITY(b, s, e, g) \ + { \ + .barno = (b), \ + .padown_offset = ADL_N_PAD_OWN, \ + .padcfglock_offset = ADL_N_PADCFGLOCK, \ + .hostown_offset = ADL_N_HOSTSW_OWN, \ + .is_offset = ADL_N_GPI_IS, \ + .ie_offset = ADL_N_GPI_IE, \ + .pin_base = (s), \ + .npins = ((e) - (s) + 1), \ + .gpps = (g), \ + .ngpps = ARRAY_SIZE(g), \ + } + +#define ADL_S_COMMUNITY(b, s, e, g) \ { \ .barno = (b), \ - .padown_offset = ADL_PAD_OWN, \ - .padcfglock_offset = ADL_PADCFGLOCK, \ - .hostown_offset = ADL_HOSTSW_OWN, \ - .is_offset = ADL_GPI_IS, \ - .ie_offset = ADL_GPI_IE, \ + .padown_offset = ADL_S_PAD_OWN, \ + .padcfglock_offset = ADL_S_PADCFGLOCK, \ + .hostown_offset = ADL_S_HOSTSW_OWN, \ + .is_offset = ADL_S_GPI_IS, \ + .ie_offset = ADL_S_GPI_IE, \ .pin_base = (s), \ .npins = ((e) - (s) + 1), \ .gpps = (g), \ @@ -342,10 +362,10 @@ static const struct intel_padgroup adln_community5_gpps[] = { }; static const struct intel_community adln_communities[] = { - ADL_COMMUNITY(0, 0, 66, adln_community0_gpps), - ADL_COMMUNITY(1, 67, 168, adln_community1_gpps), - ADL_COMMUNITY(2, 169, 248, adln_community4_gpps), - ADL_COMMUNITY(3, 249, 256, adln_community5_gpps), + ADL_N_COMMUNITY(0, 0, 66, adln_community0_gpps), + ADL_N_COMMUNITY(1, 67, 168, adln_community1_gpps), + ADL_N_COMMUNITY(2, 169, 248, adln_community4_gpps), + ADL_N_COMMUNITY(3, 249, 256, adln_community5_gpps), }; static const struct intel_pinctrl_soc_data adln_soc_data = { @@ -713,11 +733,11 @@ static const struct intel_padgroup adls_community5_gpps[] = { }; static const struct intel_community adls_communities[] = { - ADL_COMMUNITY(0, 0, 94, adls_community0_gpps), - ADL_COMMUNITY(1, 95, 150, adls_community1_gpps), - ADL_COMMUNITY(2, 151, 199, adls_community3_gpps), - ADL_COMMUNITY(3, 200, 269, adls_community4_gpps), - ADL_COMMUNITY(4, 270, 303, adls_community5_gpps), + ADL_S_COMMUNITY(0, 0, 94, adls_community0_gpps), + ADL_S_COMMUNITY(1, 95, 150, adls_community1_gpps), + ADL_S_COMMUNITY(2, 151, 199, adls_community3_gpps), + ADL_S_COMMUNITY(3, 200, 269, adls_community4_gpps), + ADL_S_COMMUNITY(4, 270, 303, adls_community5_gpps), }; static const struct intel_pinctrl_soc_data adls_soc_data = { diff --git a/drivers/pinctrl/mediatek/Kconfig b/drivers/pinctrl/mediatek/Kconfig index 8dca1ef04965..40accd110c3d 100644 --- a/drivers/pinctrl/mediatek/Kconfig +++ b/drivers/pinctrl/mediatek/Kconfig @@ -30,6 +30,7 @@ config PINCTRL_MTK_MOORE select GENERIC_PINMUX_FUNCTIONS select GPIOLIB select OF_GPIO + select EINT_MTK select PINCTRL_MTK_V2 config PINCTRL_MTK_PARIS diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c index 8d271c6b0ca4..5de691c630b4 100644 --- a/drivers/pinctrl/pinctrl-pistachio.c +++ b/drivers/pinctrl/pinctrl-pistachio.c @@ -1374,10 +1374,10 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl) } irq = irq_of_parse_and_map(child, 0); - if (irq < 0) { - dev_err(pctl->dev, "No IRQ for bank %u: %d\n", i, irq); + if (!irq) { + dev_err(pctl->dev, "No IRQ for bank %u\n", i); of_node_put(child); - ret = irq; + ret = -EINVAL; goto err; } diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index a1b598b86aa9..2cb79e649fcf 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -457,95 +457,110 @@ static struct rockchip_mux_recalced_data rk3128_mux_recalced_data[] = { static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = { { + /* gpio1b6_sel */ .num = 1, .pin = 14, .reg = 0x28, .bit = 12, .mask = 0xf }, { + /* gpio1b7_sel */ .num = 1, .pin = 15, .reg = 0x2c, .bit = 0, .mask = 0x3 }, { + /* gpio1c2_sel */ .num = 1, .pin = 18, .reg = 0x30, .bit = 4, .mask = 0xf }, { + /* gpio1c3_sel */ .num = 1, .pin = 19, .reg = 0x30, .bit = 8, .mask = 0xf }, { + /* gpio1c4_sel */ .num = 1, .pin = 20, .reg = 0x30, .bit = 12, .mask = 0xf }, { + /* gpio1c5_sel */ .num = 1, .pin = 21, .reg = 0x34, .bit = 0, .mask = 0xf }, { + /* gpio1c6_sel */ .num = 1, .pin = 22, .reg = 0x34, .bit = 4, .mask = 0xf }, { + /* gpio1c7_sel */ .num = 1, .pin = 23, .reg = 0x34, .bit = 8, .mask = 0xf }, { - .num = 3, - .pin = 12, - .reg = 0x68, - .bit = 8, - .mask = 0xf - }, { - .num = 3, - .pin = 13, - .reg = 0x68, - .bit = 12, - .mask = 0xf - }, { + /* gpio2a2_sel */ .num = 2, .pin = 2, - .reg = 0x608, - .bit = 0, - .mask = 0x7 + .reg = 0x40, + .bit = 4, + .mask = 0x3 }, { + /* gpio2a3_sel */ .num = 2, .pin = 3, - .reg = 0x608, - .bit = 4, - .mask = 0x7 + .reg = 0x40, + .bit = 6, + .mask = 0x3 }, { + /* gpio2c0_sel */ .num = 2, .pin = 16, - .reg = 0x610, - .bit = 8, - .mask = 0x7 + .reg = 0x50, + .bit = 0, + .mask = 0x3 }, { + /* gpio3b2_sel */ .num = 3, .pin = 10, - .reg = 0x610, - .bit = 0, - .mask = 0x7 + .reg = 0x68, + .bit = 4, + .mask = 0x3 }, { + /* gpio3b3_sel */ .num = 3, .pin = 11, - .reg = 0x610, - .bit = 4, - .mask = 0x7 + .reg = 0x68, + .bit = 6, + .mask = 0x3 + }, { + /* gpio3b4_sel */ + .num = 3, + .pin = 12, + .reg = 0x68, + .bit = 8, + .mask = 0xf + }, { + /* gpio3b5_sel */ + .num = 3, + .pin = 13, + .reg = 0x68, + .bit = 12, + .mask = 0xf }, }; diff --git a/drivers/pinctrl/qcom/pinctrl-sm6350.c b/drivers/pinctrl/qcom/pinctrl-sm6350.c index 4d37b817b232..a91a86628f2f 100644 --- a/drivers/pinctrl/qcom/pinctrl-sm6350.c +++ b/drivers/pinctrl/qcom/pinctrl-sm6350.c @@ -264,14 +264,14 @@ static const struct pinctrl_pin_desc sm6350_pins[] = { PINCTRL_PIN(153, "GPIO_153"), PINCTRL_PIN(154, "GPIO_154"), PINCTRL_PIN(155, "GPIO_155"), - PINCTRL_PIN(156, "SDC1_RCLK"), - PINCTRL_PIN(157, "SDC1_CLK"), - PINCTRL_PIN(158, "SDC1_CMD"), - PINCTRL_PIN(159, "SDC1_DATA"), - PINCTRL_PIN(160, "SDC2_CLK"), - PINCTRL_PIN(161, "SDC2_CMD"), - PINCTRL_PIN(162, "SDC2_DATA"), - PINCTRL_PIN(163, "UFS_RESET"), + PINCTRL_PIN(156, "UFS_RESET"), + PINCTRL_PIN(157, "SDC1_RCLK"), + PINCTRL_PIN(158, "SDC1_CLK"), + PINCTRL_PIN(159, "SDC1_CMD"), + PINCTRL_PIN(160, "SDC1_DATA"), + PINCTRL_PIN(161, "SDC2_CLK"), + PINCTRL_PIN(162, "SDC2_CMD"), + PINCTRL_PIN(163, "SDC2_DATA"), }; #define DECLARE_MSM_GPIO_PINS(pin) \ diff --git a/drivers/pinctrl/samsung/Kconfig b/drivers/pinctrl/samsung/Kconfig index dfd805e76862..7b0576f71376 100644 --- a/drivers/pinctrl/samsung/Kconfig +++ b/drivers/pinctrl/samsung/Kconfig @@ -4,14 +4,13 @@ # config PINCTRL_SAMSUNG bool - depends on OF_GPIO + select GPIOLIB select PINMUX select PINCONF config PINCTRL_EXYNOS bool "Pinctrl common driver part for Samsung Exynos SoCs" - depends on OF_GPIO - depends on ARCH_EXYNOS || ARCH_S5PV210 || COMPILE_TEST + depends on ARCH_EXYNOS || ARCH_S5PV210 || (COMPILE_TEST && OF) select PINCTRL_SAMSUNG select PINCTRL_EXYNOS_ARM if ARM && (ARCH_EXYNOS || ARCH_S5PV210) select PINCTRL_EXYNOS_ARM64 if ARM64 && ARCH_EXYNOS @@ -26,12 +25,10 @@ config PINCTRL_EXYNOS_ARM64 config PINCTRL_S3C24XX bool "Samsung S3C24XX SoC pinctrl driver" - depends on OF_GPIO - depends on ARCH_S3C24XX || COMPILE_TEST + depends on ARCH_S3C24XX || (COMPILE_TEST && OF) select PINCTRL_SAMSUNG config PINCTRL_S3C64XX bool "Samsung S3C64XX SoC pinctrl driver" - depends on OF_GPIO - depends on ARCH_S3C64XX || COMPILE_TEST + depends on ARCH_S3C64XX || (COMPILE_TEST && OF) select PINCTRL_SAMSUNG diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c index d291819c2f77..cb965cf93705 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c @@ -770,7 +770,7 @@ static const struct samsung_pin_bank_data fsd_pin_banks2[] __initconst = { EXYNOS850_PIN_BANK_EINTN(3, 0x00, "gpq0"), }; -const struct samsung_pin_ctrl fsd_pin_ctrl[] __initconst = { +static const struct samsung_pin_ctrl fsd_pin_ctrl[] __initconst = { { /* pin-controller instance 0 FSYS0 data */ .pin_banks = fsd_pin_banks0, diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 9ed764731570..f7c9459f6628 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -225,6 +225,13 @@ static void stm32_gpio_free(struct gpio_chip *chip, unsigned offset) pinctrl_gpio_free(chip->base + offset); } +static int stm32_gpio_get_noclk(struct gpio_chip *chip, unsigned int offset) +{ + struct stm32_gpio_bank *bank = gpiochip_get_data(chip); + + return !!(readl_relaxed(bank->base + STM32_GPIO_IDR) & BIT(offset)); +} + static int stm32_gpio_get(struct gpio_chip *chip, unsigned offset) { struct stm32_gpio_bank *bank = gpiochip_get_data(chip); @@ -232,7 +239,7 @@ static int stm32_gpio_get(struct gpio_chip *chip, unsigned offset) clk_enable(bank->clk); - ret = !!(readl_relaxed(bank->base + STM32_GPIO_IDR) & BIT(offset)); + ret = stm32_gpio_get_noclk(chip, offset); clk_disable(bank->clk); @@ -311,8 +318,12 @@ static void stm32_gpio_irq_trigger(struct irq_data *d) struct stm32_gpio_bank *bank = d->domain->host_data; int level; + /* Do not access the GPIO if this is not LEVEL triggered IRQ. */ + if (!(bank->irq_type[d->hwirq] & IRQ_TYPE_LEVEL_MASK)) + return; + /* If level interrupt type then retrig */ - level = stm32_gpio_get(&bank->gpio_chip, d->hwirq); + level = stm32_gpio_get_noclk(&bank->gpio_chip, d->hwirq); if ((level == 0 && bank->irq_type[d->hwirq] == IRQ_TYPE_LEVEL_LOW) || (level == 1 && bank->irq_type[d->hwirq] == IRQ_TYPE_LEVEL_HIGH)) irq_chip_retrigger_hierarchy(d); @@ -354,6 +365,7 @@ static int stm32_gpio_irq_request_resources(struct irq_data *irq_data) { struct stm32_gpio_bank *bank = irq_data->domain->host_data; struct stm32_pinctrl *pctl = dev_get_drvdata(bank->gpio_chip.parent); + unsigned long flags; int ret; ret = stm32_gpio_direction_input(&bank->gpio_chip, irq_data->hwirq); @@ -367,6 +379,10 @@ static int stm32_gpio_irq_request_resources(struct irq_data *irq_data) return ret; } + flags = irqd_get_trigger_type(irq_data); + if (flags & IRQ_TYPE_LEVEL_MASK) + clk_enable(bank->clk); + return 0; } @@ -374,6 +390,9 @@ static void stm32_gpio_irq_release_resources(struct irq_data *irq_data) { struct stm32_gpio_bank *bank = irq_data->domain->host_data; + if (bank->irq_type[irq_data->hwirq] & IRQ_TYPE_LEVEL_MASK) + clk_disable(bank->clk); + gpiochip_unlock_as_irq(&bank->gpio_chip, irq_data->hwirq); } diff --git a/drivers/pinctrl/sunplus/sppctl_sp7021.c b/drivers/pinctrl/sunplus/sppctl_sp7021.c index 9748345b9298..cd657760a644 100644 --- a/drivers/pinctrl/sunplus/sppctl_sp7021.c +++ b/drivers/pinctrl/sunplus/sppctl_sp7021.c @@ -419,7 +419,15 @@ static const struct sppctl_grp sp7021grps_prbp[] = { EGRP("PROBE_PORT2", 2, pins_prp2), }; +/* + * Due to compatible reason, the first valid item should start at the third + * position of the array. Please keep the first two items of the table + * no use (dummy). + */ const struct sppctl_func sppctl_list_funcs[] = { + FNCN("", pinmux_type_fpmx, 0x00, 0, 0), + FNCN("", pinmux_type_fpmx, 0x00, 0, 0), + FNCN("L2SW_CLK_OUT", pinmux_type_fpmx, 0x00, 0, 7), FNCN("L2SW_MAC_SMI_MDC", pinmux_type_fpmx, 0x00, 8, 7), FNCN("L2SW_LED_FLASH0", pinmux_type_fpmx, 0x01, 0, 7), diff --git a/drivers/platform/surface/aggregator/core.c b/drivers/platform/surface/aggregator/core.c index d384d36098c2..a62c5dfe42d6 100644 --- a/drivers/platform/surface/aggregator/core.c +++ b/drivers/platform/surface/aggregator/core.c @@ -817,7 +817,7 @@ err_cpkg: err_bus: return status; } -module_init(ssam_core_init); +subsys_initcall(ssam_core_init); static void __exit ssam_core_exit(void) { diff --git a/drivers/platform/surface/surface_gpe.c b/drivers/platform/surface/surface_gpe.c index c1775db29efb..ec66fde28e75 100644 --- a/drivers/platform/surface/surface_gpe.c +++ b/drivers/platform/surface/surface_gpe.c @@ -100,6 +100,14 @@ static const struct dmi_system_id dmi_lid_device_table[] = { .driver_data = (void *)lid_device_props_l4D, }, { + .ident = "Surface Pro 8", + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Pro 8"), + }, + .driver_data = (void *)lid_device_props_l4B, + }, + { .ident = "Surface Book 1", .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c index 6b8b3ab8db48..3463629f8764 100644 --- a/drivers/platform/x86/acerhdf.c +++ b/drivers/platform/x86/acerhdf.c @@ -584,21 +584,6 @@ static struct platform_driver acerhdf_driver = { .remove = acerhdf_remove, }; -/* checks if str begins with start */ -static int str_starts_with(const char *str, const char *start) -{ - unsigned long str_len = 0, start_len = 0; - - str_len = strlen(str); - start_len = strlen(start); - - if (str_len >= start_len && - !strncmp(str, start, start_len)) - return 1; - - return 0; -} - /* check hardware */ static int __init acerhdf_check_hardware(void) { @@ -651,9 +636,9 @@ static int __init acerhdf_check_hardware(void) * check if actual hardware BIOS vendor, product and version * IDs start with the strings of BIOS table entry */ - if (str_starts_with(vendor, bt->vendor) && - str_starts_with(product, bt->product) && - str_starts_with(version, bt->version)) { + if (strstarts(vendor, bt->vendor) && + strstarts(product, bt->product) && + strstarts(version, bt->version)) { found = 1; break; } diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c index e9d0dbbb2887..fa4123dbdf7f 100644 --- a/drivers/platform/x86/amd-pmc.c +++ b/drivers/platform/x86/amd-pmc.c @@ -160,8 +160,10 @@ MODULE_PARM_DESC(enable_stb, "Enable the STB debug mechanism"); static struct amd_pmc_dev pmc; static int amd_pmc_send_cmd(struct amd_pmc_dev *dev, u32 arg, u32 *data, u8 msg, bool ret); -static int amd_pmc_write_stb(struct amd_pmc_dev *dev, u32 data); static int amd_pmc_read_stb(struct amd_pmc_dev *dev, u32 *buf); +#ifdef CONFIG_SUSPEND +static int amd_pmc_write_stb(struct amd_pmc_dev *dev, u32 data); +#endif static inline u32 amd_pmc_reg_read(struct amd_pmc_dev *dev, int reg_offset) { @@ -325,6 +327,7 @@ static int get_metrics_table(struct amd_pmc_dev *pdev, struct smu_metrics *table return 0; } +#ifdef CONFIG_SUSPEND static void amd_pmc_validate_deepest(struct amd_pmc_dev *pdev) { struct smu_metrics table; @@ -338,6 +341,7 @@ static void amd_pmc_validate_deepest(struct amd_pmc_dev *pdev) dev_dbg(pdev->dev, "Last suspend in deepest state for %lluus\n", table.timein_s0i3_lastcapture); } +#endif #ifdef CONFIG_DEBUG_FS static int smu_fw_info_show(struct seq_file *s, void *unused) @@ -569,6 +573,7 @@ out_unlock: return rc; } +#ifdef CONFIG_SUSPEND static int amd_pmc_get_os_hint(struct amd_pmc_dev *dev) { switch (dev->cpu_id) { @@ -694,6 +699,7 @@ static struct acpi_s2idle_dev_ops amd_pmc_s2idle_dev_ops = { .prepare = amd_pmc_s2idle_prepare, .restore = amd_pmc_s2idle_restore, }; +#endif static const struct pci_device_id pmc_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_YC) }, @@ -733,6 +739,7 @@ static int amd_pmc_s2d_init(struct amd_pmc_dev *dev) return 0; } +#ifdef CONFIG_SUSPEND static int amd_pmc_write_stb(struct amd_pmc_dev *dev, u32 data) { int err; @@ -753,6 +760,7 @@ static int amd_pmc_write_stb(struct amd_pmc_dev *dev, u32 data) return 0; } +#endif static int amd_pmc_read_stb(struct amd_pmc_dev *dev, u32 *buf) { @@ -859,9 +867,11 @@ static int amd_pmc_probe(struct platform_device *pdev) amd_pmc_get_smu_version(dev); platform_set_drvdata(pdev, dev); +#ifdef CONFIG_SUSPEND err = acpi_register_lps0_dev(&amd_pmc_s2idle_dev_ops); if (err) dev_warn(dev->dev, "failed to register LPS0 sleep handler, expect increased power consumption\n"); +#endif amd_pmc_dbgfs_register(dev); return 0; @@ -875,7 +885,9 @@ static int amd_pmc_remove(struct platform_device *pdev) { struct amd_pmc_dev *dev = platform_get_drvdata(pdev); +#ifdef CONFIG_SUSPEND acpi_unregister_lps0_dev(&amd_pmc_s2idle_dev_ops); +#endif amd_pmc_dbgfs_unregister(dev); pci_dev_put(dev->rdev); mutex_destroy(&dev->lock); diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 2104a2621e50..0e7fbed8a50d 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -371,10 +371,14 @@ static int asus_wmi_evaluate_method_buf(u32 method_id, switch (obj->type) { case ACPI_TYPE_BUFFER: - if (obj->buffer.length > size) + if (obj->buffer.length > size) { err = -ENOSPC; - if (obj->buffer.length == 0) + break; + } + if (obj->buffer.length == 0) { err = -ENODATA; + break; + } memcpy(ret_buffer, obj->buffer.pointer, obj->buffer.length); break; @@ -2223,9 +2227,10 @@ static int fan_curve_check_present(struct asus_wmi *asus, bool *available, err = fan_curve_get_factory_default(asus, fan_dev); if (err) { - if (err == -ENODEV || err == -ENODATA) - return 0; - return err; + pr_debug("fan_curve_get_factory_default(0x%08x) failed: %d\n", + fan_dev, err); + /* Don't cause probe to fail on devices without fan-curves */ + return 0; } *available = true; diff --git a/drivers/platform/x86/barco-p50-gpio.c b/drivers/platform/x86/barco-p50-gpio.c index f5c72e33f9ae..05534287bc26 100644 --- a/drivers/platform/x86/barco-p50-gpio.c +++ b/drivers/platform/x86/barco-p50-gpio.c @@ -10,7 +10,6 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#include <linux/io.h> #include <linux/delay.h> #include <linux/dmi.h> #include <linux/err.h> diff --git a/drivers/platform/x86/dell/dell-laptop.c b/drivers/platform/x86/dell/dell-laptop.c index 8230e7a68a5e..1321687d923e 100644 --- a/drivers/platform/x86/dell/dell-laptop.c +++ b/drivers/platform/x86/dell/dell-laptop.c @@ -80,6 +80,10 @@ static struct quirk_entry quirk_dell_inspiron_1012 = { .kbd_led_not_present = true, }; +static struct quirk_entry quirk_dell_latitude_7520 = { + .kbd_missing_ac_tag = true, +}; + static struct platform_driver platform_driver = { .driver = { .name = "dell-laptop", @@ -336,6 +340,15 @@ static const struct dmi_system_id dell_quirks[] __initconst = { }, .driver_data = &quirk_dell_inspiron_1012, }, + { + .callback = dmi_matched, + .ident = "Dell Latitude 7520", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Latitude 7520"), + }, + .driver_data = &quirk_dell_latitude_7520, + }, { } }; diff --git a/drivers/platform/x86/gigabyte-wmi.c b/drivers/platform/x86/gigabyte-wmi.c index 658bab4b7964..e87a931eab1e 100644 --- a/drivers/platform/x86/gigabyte-wmi.c +++ b/drivers/platform/x86/gigabyte-wmi.c @@ -148,6 +148,7 @@ static const struct dmi_system_id gigabyte_wmi_known_working_platforms[] = { DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550I AORUS PRO AX"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550M AORUS PRO-P"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550M DS3H"), + DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B660 GAMING X DDR4"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("Z390 I AORUS PRO WIFI-CF"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("X570 AORUS ELITE"), DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("X570 GAMING X"), diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h index a46d3b53bf61..7a059e02c265 100644 --- a/drivers/platform/x86/intel/pmc/core.h +++ b/drivers/platform/x86/intel/pmc/core.h @@ -236,7 +236,7 @@ enum ppfear_regs { #define ADL_LPM_STATUS_LATCH_EN_OFFSET 0x1704 #define ADL_LPM_LIVE_STATUS_OFFSET 0x1764 -const char *pmc_lpm_modes[] = { +static const char *pmc_lpm_modes[] = { "S0i2.0", "S0i2.1", "S0i2.2", diff --git a/drivers/platform/x86/intel/pmt/telemetry.c b/drivers/platform/x86/intel/pmt/telemetry.c index 6b6f3e2a617a..f73ecfd4a309 100644 --- a/drivers/platform/x86/intel/pmt/telemetry.c +++ b/drivers/platform/x86/intel/pmt/telemetry.c @@ -103,7 +103,7 @@ static int pmt_telem_probe(struct auxiliary_device *auxdev, const struct auxilia auxiliary_set_drvdata(auxdev, priv); for (i = 0; i < intel_vsec_dev->num_resources; i++) { - struct intel_pmt_entry *entry = &priv->entry[i]; + struct intel_pmt_entry *entry = &priv->entry[priv->num_entries]; ret = intel_pmt_dev_create(entry, &pmt_telem_ns, intel_vsec_dev, i); if (ret < 0) diff --git a/drivers/platform/x86/intel/sdsi.c b/drivers/platform/x86/intel/sdsi.c index 11d14cc0ff0a..c830e98dfa38 100644 --- a/drivers/platform/x86/intel/sdsi.c +++ b/drivers/platform/x86/intel/sdsi.c @@ -51,6 +51,8 @@ #define MBOX_TIMEOUT_US 2000 #define MBOX_TIMEOUT_ACQUIRE_US 1000 #define MBOX_POLLING_PERIOD_US 100 +#define MBOX_ACQUIRE_NUM_RETRIES 5 +#define MBOX_ACQUIRE_RETRY_DELAY_MS 500 #define MBOX_MAX_PACKETS 4 #define MBOX_OWNER_NONE 0x00 @@ -81,7 +83,7 @@ enum sdsi_command { struct sdsi_mbox_info { u64 *payload; - u64 *buffer; + void *buffer; int size; }; @@ -163,9 +165,7 @@ static int sdsi_mbox_cmd_read(struct sdsi_priv *priv, struct sdsi_mbox_info *inf total = 0; loop = 0; do { - int offset = SDSI_SIZE_MAILBOX * loop; - void __iomem *addr = priv->mbox_addr + offset; - u64 *buf = info->buffer + offset / SDSI_SIZE_CMD; + void *buf = info->buffer + (SDSI_SIZE_MAILBOX * loop); u32 packet_size; /* Poll on ready bit */ @@ -196,7 +196,7 @@ static int sdsi_mbox_cmd_read(struct sdsi_priv *priv, struct sdsi_mbox_info *inf break; } - sdsi_memcpy64_fromio(buf, addr, round_up(packet_size, SDSI_SIZE_CMD)); + sdsi_memcpy64_fromio(buf, priv->mbox_addr, round_up(packet_size, SDSI_SIZE_CMD)); total += packet_size; @@ -243,8 +243,8 @@ static int sdsi_mbox_cmd_write(struct sdsi_priv *priv, struct sdsi_mbox_info *in FIELD_PREP(CTRL_PACKET_SIZE, info->size); writeq(control, priv->control_addr); - /* Poll on run_busy bit */ - ret = readq_poll_timeout(priv->control_addr, control, !(control & CTRL_RUN_BUSY), + /* Poll on ready bit */ + ret = readq_poll_timeout(priv->control_addr, control, control & CTRL_READY, MBOX_POLLING_PERIOD_US, MBOX_TIMEOUT_US); if (ret) @@ -263,7 +263,7 @@ static int sdsi_mbox_acquire(struct sdsi_priv *priv, struct sdsi_mbox_info *info { u64 control; u32 owner; - int ret; + int ret, retries = 0; lockdep_assert_held(&priv->mb_lock); @@ -273,13 +273,29 @@ static int sdsi_mbox_acquire(struct sdsi_priv *priv, struct sdsi_mbox_info *info if (owner != MBOX_OWNER_NONE) return -EBUSY; - /* Write first qword of payload */ - writeq(info->payload[0], priv->mbox_addr); + /* + * If there has been no recent transaction and no one owns the mailbox, + * we should acquire it in under 1ms. However, if we've accessed it + * recently it may take up to 2.1 seconds to acquire it again. + */ + do { + /* Write first qword of payload */ + writeq(info->payload[0], priv->mbox_addr); + + /* Check for ownership */ + ret = readq_poll_timeout(priv->control_addr, control, + FIELD_GET(CTRL_OWNER, control) == MBOX_OWNER_INBAND, + MBOX_POLLING_PERIOD_US, MBOX_TIMEOUT_ACQUIRE_US); + + if (FIELD_GET(CTRL_OWNER, control) == MBOX_OWNER_NONE && + retries++ < MBOX_ACQUIRE_NUM_RETRIES) { + msleep(MBOX_ACQUIRE_RETRY_DELAY_MS); + continue; + } - /* Check for ownership */ - ret = readq_poll_timeout(priv->control_addr, control, - FIELD_GET(CTRL_OWNER, control) & MBOX_OWNER_INBAND, - MBOX_POLLING_PERIOD_US, MBOX_TIMEOUT_ACQUIRE_US); + /* Either we got it or someone else did. */ + break; + } while (true); 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 c61f804dd44e..8f9c571d7257 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c @@ -212,6 +212,9 @@ static int __init intel_uncore_init(void) const struct x86_cpu_id *id; int ret; + if (cpu_feature_enabled(X86_FEATURE_HYPERVISOR)) + return -ENODEV; + id = x86_match_cpu(intel_uncore_cpu_ids); if (!id) return -ENODEV; diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c index c1d9ed9b7b67..19f6b456234f 100644 --- a/drivers/platform/x86/samsung-laptop.c +++ b/drivers/platform/x86/samsung-laptop.c @@ -1121,8 +1121,6 @@ static void kbd_led_set(struct led_classdev *led_cdev, if (value > samsung->kbd_led.max_brightness) value = samsung->kbd_led.max_brightness; - else if (value < 0) - value = 0; samsung->kbd_led_wk = value; queue_work(samsung->led_workqueue, &samsung->kbd_led_work); diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index bce17ca97947..a01a92769c1a 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -740,16 +740,8 @@ static ssize_t certificate_store(struct kobject *kobj, if (!tlmi_priv.certificate_support) return -EOPNOTSUPP; - new_cert = kstrdup(buf, GFP_KERNEL); - if (!new_cert) - return -ENOMEM; - /* Strip out CR if one is present */ - strip_cr(new_cert); - /* If empty then clear installed certificate */ - if (new_cert[0] == '\0') { /* Clear installed certificate */ - kfree(new_cert); - + if ((buf[0] == '\0') || (buf[0] == '\n')) { /* Clear installed certificate */ /* Check that signature is set */ if (!setting->signature || !setting->signature[0]) return -EACCES; @@ -763,14 +755,16 @@ static ssize_t certificate_store(struct kobject *kobj, ret = tlmi_simple_call(LENOVO_CLEAR_BIOS_CERT_GUID, auth_str); kfree(auth_str); - if (ret) - return ret; - kfree(setting->certificate); - setting->certificate = NULL; - return count; + return ret ?: count; } + new_cert = kstrdup(buf, GFP_KERNEL); + if (!new_cert) + return -ENOMEM; + /* Strip out CR if one is present */ + strip_cr(new_cert); + if (setting->cert_installed) { /* Certificate is installed so this is an update */ if (!setting->signature || !setting->signature[0]) { @@ -792,21 +786,14 @@ static ssize_t certificate_store(struct kobject *kobj, auth_str = kasprintf(GFP_KERNEL, "%s,%s", new_cert, setting->password); } - if (!auth_str) { - kfree(new_cert); + kfree(new_cert); + if (!auth_str) return -ENOMEM; - } ret = tlmi_simple_call(guid, auth_str); kfree(auth_str); - if (ret) { - kfree(new_cert); - return ret; - } - kfree(setting->certificate); - setting->certificate = new_cert; - return count; + return ret ?: count; } static struct kobj_attribute auth_certificate = __ATTR_WO(certificate); @@ -1194,6 +1181,10 @@ static void tlmi_release_attr(void) kset_unregister(tlmi_priv.attribute_kset); + /* Free up any saved signatures */ + kfree(tlmi_priv.pwd_admin->signature); + kfree(tlmi_priv.pwd_admin->save_signature); + /* Authentication structures */ sysfs_remove_group(&tlmi_priv.pwd_admin->kobj, &auth_attr_group); kobject_put(&tlmi_priv.pwd_admin->kobj); @@ -1210,11 +1201,6 @@ static void tlmi_release_attr(void) } kset_unregister(tlmi_priv.authentication_kset); - - /* Free up any saved certificates/signatures */ - kfree(tlmi_priv.pwd_admin->certificate); - kfree(tlmi_priv.pwd_admin->signature); - kfree(tlmi_priv.pwd_admin->save_signature); } static int tlmi_sysfs_init(void) diff --git a/drivers/platform/x86/think-lmi.h b/drivers/platform/x86/think-lmi.h index 4f69df6eed07..4daba6151cd6 100644 --- a/drivers/platform/x86/think-lmi.h +++ b/drivers/platform/x86/think-lmi.h @@ -63,7 +63,6 @@ struct tlmi_pwd_setting { int index; /*Used for HDD and NVME auth */ enum level_option level; bool cert_installed; - char *certificate; char *signature; char *save_signature; }; diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index c568fae56db2..e6cb4a14cdd4 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -309,6 +309,20 @@ struct ibm_init_struct { struct ibm_struct *data; }; +/* DMI Quirks */ +struct quirk_entry { + bool btusb_bug; + u32 s2idle_bug_mmio; +}; + +static struct quirk_entry quirk_btusb_bug = { + .btusb_bug = true, +}; + +static struct quirk_entry quirk_s2idle_bug = { + .s2idle_bug_mmio = 0xfed80380, +}; + static struct { u32 bluetooth:1; u32 hotkey:1; @@ -338,6 +352,7 @@ static struct { u32 hotkey_poll_active:1; u32 has_adaptive_kbd:1; u32 kbd_lang:1; + struct quirk_entry *quirks; } tp_features; static struct { @@ -4359,9 +4374,10 @@ static void bluetooth_exit(void) bluetooth_shutdown(); } -static const struct dmi_system_id bt_fwbug_list[] __initconst = { +static const struct dmi_system_id fwbug_list[] __initconst = { { .ident = "ThinkPad E485", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20KU"), @@ -4369,6 +4385,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad E585", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20KV"), @@ -4376,6 +4393,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A285 - 20MW", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MW"), @@ -4383,6 +4401,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A285 - 20MX", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MX"), @@ -4390,6 +4409,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A485 - 20MU", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MU"), @@ -4397,14 +4417,125 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A485 - 20MV", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MV"), }, }, + { + .ident = "L14 Gen2 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20X5"), + } + }, + { + .ident = "T14s Gen2 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20XF"), + } + }, + { + .ident = "X13 Gen2 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20XH"), + } + }, + { + .ident = "T14 Gen2 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20XK"), + } + }, + { + .ident = "T14 Gen1 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20UD"), + } + }, + { + .ident = "T14 Gen1 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20UE"), + } + }, + { + .ident = "T14s Gen1 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20UH"), + } + }, + { + .ident = "P14s Gen1 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20Y1"), + } + }, + { + .ident = "P14s Gen2 AMD", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "21A0"), + } + }, {} }; +#ifdef CONFIG_SUSPEND +/* + * Lenovo laptops from a variety of generations run a SMI handler during the D3->D0 + * transition that occurs specifically when exiting suspend to idle which can cause + * large delays during resume when the IOMMU translation layer is enabled (the default + * behavior) for NVME devices: + * + * To avoid this firmware problem, skip the SMI handler on these machines before the + * D0 transition occurs. + */ +static void thinkpad_acpi_amd_s2idle_restore(void) +{ + struct resource *res; + void __iomem *addr; + u8 val; + + res = request_mem_region_muxed(tp_features.quirks->s2idle_bug_mmio, 1, + "thinkpad_acpi_pm80"); + if (!res) + return; + + addr = ioremap(tp_features.quirks->s2idle_bug_mmio, 1); + if (!addr) + goto cleanup_resource; + + val = ioread8(addr); + iowrite8(val & ~BIT(0), addr); + + iounmap(addr); +cleanup_resource: + release_resource(res); +} + +static struct acpi_s2idle_dev_ops thinkpad_acpi_s2idle_dev_ops = { + .restore = thinkpad_acpi_amd_s2idle_restore, +}; +#endif + static const struct pci_device_id fwbug_cards_ids[] __initconst = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x24F3) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x24FD) }, @@ -4419,7 +4550,8 @@ static int __init have_bt_fwbug(void) * Some AMD based ThinkPads have a firmware bug that calling * "GBDC" will cause bluetooth on Intel wireless cards blocked */ - if (dmi_check_system(bt_fwbug_list) && pci_dev_present(fwbug_cards_ids)) { + if (tp_features.quirks && tp_features.quirks->btusb_bug && + pci_dev_present(fwbug_cards_ids)) { vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_RFKILL, FW_BUG "disable bluetooth subdriver for Intel cards\n"); return 1; @@ -8748,24 +8880,27 @@ static int __init fan_init(struct ibm_init_struct *iibm) fan_status_access_mode = TPACPI_FAN_RD_TPEC; if (quirks & TPACPI_FAN_Q1) fan_quirk1_setup(); - if (quirks & TPACPI_FAN_2FAN) { - tp_features.second_fan = 1; - pr_info("secondary fan support enabled\n"); - } - if (quirks & TPACPI_FAN_2CTL) { - tp_features.second_fan = 1; - tp_features.second_fan_ctl = 1; - pr_info("secondary fan control enabled\n"); - } /* Try and probe the 2nd fan */ + tp_features.second_fan = 1; /* needed for get_speed to work */ res = fan2_get_speed(&speed); if (res >= 0) { /* It responded - so let's assume it's there */ tp_features.second_fan = 1; tp_features.second_fan_ctl = 1; pr_info("secondary fan control detected & enabled\n"); + } else { + /* Fan not auto-detected */ + tp_features.second_fan = 0; + if (quirks & TPACPI_FAN_2FAN) { + tp_features.second_fan = 1; + pr_info("secondary fan support enabled\n"); + } + if (quirks & TPACPI_FAN_2CTL) { + tp_features.second_fan = 1; + tp_features.second_fan_ctl = 1; + pr_info("secondary fan control enabled\n"); + } } - } else { pr_err("ThinkPad ACPI EC access misbehaving, fan status and control unavailable\n"); return -ENODEV; @@ -11455,6 +11590,10 @@ static void thinkpad_acpi_module_exit(void) tpacpi_lifecycle = TPACPI_LIFE_EXITING; +#ifdef CONFIG_SUSPEND + if (tp_features.quirks && tp_features.quirks->s2idle_bug_mmio) + acpi_unregister_lps0_dev(&thinkpad_acpi_s2idle_dev_ops); +#endif if (tpacpi_hwmon) hwmon_device_unregister(tpacpi_hwmon); if (tp_features.sensors_pdrv_registered) @@ -11496,6 +11635,7 @@ static void thinkpad_acpi_module_exit(void) static int __init thinkpad_acpi_module_init(void) { + const struct dmi_system_id *dmi_id; int ret, i; tpacpi_lifecycle = TPACPI_LIFE_INIT; @@ -11535,6 +11675,10 @@ static int __init thinkpad_acpi_module_init(void) return -ENODEV; } + dmi_id = dmi_first_match(fwbug_list); + if (dmi_id) + tp_features.quirks = dmi_id->driver_data; + /* Device initialization */ tpacpi_pdev = platform_device_register_simple(TPACPI_DRVR_NAME, -1, NULL, 0); @@ -11623,6 +11767,13 @@ static int __init thinkpad_acpi_module_init(void) tp_features.input_device_registered = 1; } +#ifdef CONFIG_SUSPEND + if (tp_features.quirks && tp_features.quirks->s2idle_bug_mmio) { + if (!acpi_register_lps0_dev(&thinkpad_acpi_s2idle_dev_ops)) + pr_info("Using s2idle quirk to avoid %s platform firmware bug\n", + (dmi_id && dmi_id->ident) ? dmi_id->ident : ""); + } +#endif return 0; } diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index ea02c8dcd748..d925cb137e12 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -604,6 +604,12 @@ int power_supply_get_battery_info(struct power_supply *psy, err = samsung_sdi_battery_get_info(&psy->dev, value, &info); if (!err) goto out_ret_pointer; + else if (err == -ENODEV) + /* + * Device does not have a static battery. + * Proceed to look for a simple battery. + */ + err = 0; if (strcmp("simple-battery", value)) { err = -ENODEV; diff --git a/drivers/power/supply/samsung-sdi-battery.c b/drivers/power/supply/samsung-sdi-battery.c index 9d59f277f519..b33daab798b9 100644 --- a/drivers/power/supply/samsung-sdi-battery.c +++ b/drivers/power/supply/samsung-sdi-battery.c @@ -824,6 +824,7 @@ static struct samsung_sdi_battery samsung_sdi_batteries[] = { .constant_charge_current_max_ua = 900000, .constant_charge_voltage_max_uv = 4200000, .charge_term_current_ua = 200000, + .charge_restart_voltage_uv = 4170000, .maintenance_charge = samsung_maint_charge_table, .maintenance_charge_size = ARRAY_SIZE(samsung_maint_charge_table), .alert_low_temp_charge_current_ua = 300000, @@ -867,6 +868,7 @@ static struct samsung_sdi_battery samsung_sdi_batteries[] = { .constant_charge_current_max_ua = 1500000, .constant_charge_voltage_max_uv = 4350000, .charge_term_current_ua = 120000, + .charge_restart_voltage_uv = 4300000, .maintenance_charge = samsung_maint_charge_table, .maintenance_charge_size = ARRAY_SIZE(samsung_maint_charge_table), .alert_low_temp_charge_current_ua = 300000, diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c index 0feaa4b45317..dd45471f6780 100644 --- a/drivers/ptp/ptp_ocp.c +++ b/drivers/ptp/ptp_ocp.c @@ -1557,7 +1557,7 @@ ptp_ocp_signal_set(struct ptp_ocp *bp, int gen, struct ptp_ocp_signal *s) start_ns = ktime_set(ts.tv_sec, ts.tv_nsec) + NSEC_PER_MSEC; if (!s->start) { /* roundup() does not work on 32-bit systems */ - s->start = DIV_ROUND_UP_ULL(start_ns, s->period); + s->start = DIV64_U64_ROUND_UP(start_ns, s->period); s->start = ktime_add(s->start, s->phase); } diff --git a/drivers/reset/reset-rzg2l-usbphy-ctrl.c b/drivers/reset/reset-rzg2l-usbphy-ctrl.c index 1e8315038850..a8dde4606360 100644 --- a/drivers/reset/reset-rzg2l-usbphy-ctrl.c +++ b/drivers/reset/reset-rzg2l-usbphy-ctrl.c @@ -121,7 +121,9 @@ static int rzg2l_usbphy_ctrl_probe(struct platform_device *pdev) return dev_err_probe(dev, PTR_ERR(priv->rstc), "failed to get reset\n"); - reset_control_deassert(priv->rstc); + error = reset_control_deassert(priv->rstc); + if (error) + return error; priv->rcdev.ops = &rzg2l_usbphy_ctrl_reset_ops; priv->rcdev.of_reset_n_cells = 1; diff --git a/drivers/reset/tegra/reset-bpmp.c b/drivers/reset/tegra/reset-bpmp.c index 24d3395964cc..4c5bba52b105 100644 --- a/drivers/reset/tegra/reset-bpmp.c +++ b/drivers/reset/tegra/reset-bpmp.c @@ -20,6 +20,7 @@ static int tegra_bpmp_reset_common(struct reset_controller_dev *rstc, struct tegra_bpmp *bpmp = to_tegra_bpmp(rstc); struct mrq_reset_request request; struct tegra_bpmp_message msg; + int err; memset(&request, 0, sizeof(request)); request.cmd = command; @@ -30,7 +31,13 @@ static int tegra_bpmp_reset_common(struct reset_controller_dev *rstc, msg.tx.data = &request; msg.tx.size = sizeof(request); - return tegra_bpmp_transfer(bpmp, &msg); + err = tegra_bpmp_transfer(bpmp, &msg); + if (err) + return err; + if (msg.rx.ret) + return -EINVAL; + + return 0; } static int tegra_bpmp_reset_module(struct reset_controller_dev *rstc, diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 8e87a31e329d..ba6d78789660 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -1422,6 +1422,13 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) if (!cqr->lpm) cqr->lpm = dasd_path_get_opm(device); } + /* + * remember the amount of formatted tracks to prevent double format on + * ESE devices + */ + if (cqr->block) + cqr->trkcount = atomic_read(&cqr->block->trkcount); + if (cqr->cpmode == 1) { rc = ccw_device_tm_start(device->cdev, cqr->cpaddr, (long) cqr, cqr->lpm); @@ -1639,6 +1646,7 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, unsigned long now; int nrf_suppressed = 0; int fp_suppressed = 0; + struct request *req; u8 *sense = NULL; int expires; @@ -1739,7 +1747,12 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, } if (dasd_ese_needs_format(cqr->block, irb)) { - if (rq_data_dir((struct request *)cqr->callback_data) == READ) { + req = dasd_get_callback_data(cqr); + if (!req) { + cqr->status = DASD_CQR_ERROR; + return; + } + if (rq_data_dir(req) == READ) { device->discipline->ese_read(cqr, irb); cqr->status = DASD_CQR_SUCCESS; cqr->stopclk = now; @@ -2765,8 +2778,7 @@ static void __dasd_cleanup_cqr(struct dasd_ccw_req *cqr) * complete a request partially. */ if (proc_bytes) { - blk_update_request(req, BLK_STS_OK, - blk_rq_bytes(req) - proc_bytes); + blk_update_request(req, BLK_STS_OK, proc_bytes); blk_mq_requeue_request(req, true); } else if (likely(!blk_should_fake_timeout(req->q))) { blk_mq_complete_request(req); diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 8410a25a65c1..836838f7d686 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -1480,7 +1480,7 @@ static int dasd_eckd_pe_handler(struct dasd_device *device, { struct pe_handler_work_data *data; - data = kmalloc(sizeof(*data), GFP_ATOMIC | GFP_DMA); + data = kzalloc(sizeof(*data), GFP_ATOMIC | GFP_DMA); if (!data) { if (mutex_trylock(&dasd_pe_handler_mutex)) { data = pe_handler_worker; @@ -1488,9 +1488,6 @@ static int dasd_eckd_pe_handler(struct dasd_device *device, } else { return -ENOMEM; } - } else { - memset(data, 0, sizeof(*data)); - data->isglobal = 0; } INIT_WORK(&data->worker, do_pe_handler_work); dasd_get_device(device); @@ -3083,13 +3080,24 @@ static int dasd_eckd_format_device(struct dasd_device *base, } static bool test_and_set_format_track(struct dasd_format_entry *to_format, - struct dasd_block *block) + struct dasd_ccw_req *cqr) { + struct dasd_block *block = cqr->block; struct dasd_format_entry *format; unsigned long flags; bool rc = false; spin_lock_irqsave(&block->format_lock, flags); + if (cqr->trkcount != atomic_read(&block->trkcount)) { + /* + * The number of formatted tracks has changed after request + * start and we can not tell if the current track was involved. + * To avoid data corruption treat it as if the current track is + * involved + */ + rc = true; + goto out; + } list_for_each_entry(format, &block->format_list, list) { if (format->track == to_format->track) { rc = true; @@ -3109,6 +3117,7 @@ static void clear_format_track(struct dasd_format_entry *format, unsigned long flags; spin_lock_irqsave(&block->format_lock, flags); + atomic_inc(&block->trkcount); list_del_init(&format->list); spin_unlock_irqrestore(&block->format_lock, flags); } @@ -3145,7 +3154,7 @@ dasd_eckd_ese_format(struct dasd_device *startdev, struct dasd_ccw_req *cqr, sector_t curr_trk; int rc; - req = cqr->callback_data; + req = dasd_get_callback_data(cqr); block = cqr->block; base = block->base; private = base->private; @@ -3170,8 +3179,11 @@ dasd_eckd_ese_format(struct dasd_device *startdev, struct dasd_ccw_req *cqr, } format->track = curr_trk; /* test if track is already in formatting by another thread */ - if (test_and_set_format_track(format, block)) + if (test_and_set_format_track(format, cqr)) { + /* this is no real error so do not count down retries */ + cqr->retries++; return ERR_PTR(-EEXIST); + } fdata.start_unit = curr_trk; fdata.stop_unit = curr_trk; @@ -3270,12 +3282,11 @@ static int dasd_eckd_ese_read(struct dasd_ccw_req *cqr, struct irb *irb) cqr->proc_bytes = blk_count * blksize; return 0; } - if (dst && !skip_block) { - dst += off; + if (dst && !skip_block) memset(dst, 0, blksize); - } else { + else skip_block--; - } + dst += blksize; blk_count++; } } diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 3b7af00a7825..83b918b84b4a 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -187,6 +187,7 @@ struct dasd_ccw_req { void (*callback)(struct dasd_ccw_req *, void *data); void *callback_data; unsigned int proc_bytes; /* bytes for partial completion */ + unsigned int trkcount; /* count formatted tracks */ }; /* @@ -610,6 +611,7 @@ struct dasd_block { struct list_head format_list; spinlock_t format_lock; + atomic_t trkcount; }; struct dasd_attention_data { @@ -756,6 +758,18 @@ dasd_check_blocksize(int bsize) return 0; } +/* + * return the callback data of the original request in case there are + * ERP requests build on top of it + */ +static inline void *dasd_get_callback_data(struct dasd_ccw_req *cqr) +{ + while (cqr->refers) + cqr = cqr->refers; + + return cqr->callback_data; +} + /* externals in dasd.c */ #define DASD_PROFILE_OFF 0 #define DASD_PROFILE_ON 1 diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c index 88abfb5e8045..8ac213a55141 100644 --- a/drivers/s390/net/ctcm_mpc.c +++ b/drivers/s390/net/ctcm_mpc.c @@ -626,8 +626,6 @@ static void mpc_rcvd_sweep_resp(struct mpcg_info *mpcginfo) ctcm_clear_busy_do(dev); } - kfree(mpcginfo); - return; } @@ -1192,10 +1190,10 @@ static void ctcmpc_unpack_skb(struct channel *ch, struct sk_buff *pskb) CTCM_FUNTAIL, dev->name); priv->stats.rx_dropped++; /* mpcginfo only used for non-data transfers */ - kfree(mpcginfo); if (do_debug_data) ctcmpc_dump_skb(pskb, -8); } + kfree(mpcginfo); } done: @@ -1977,7 +1975,6 @@ static void mpc_action_rcvd_xid0(fsm_instance *fsm, int event, void *arg) } break; } - kfree(mpcginfo); CTCM_PR_DEBUG("ctcmpc:%s() %s xid2:%i xid7:%i xidt_p2:%i \n", __func__, ch->id, grp->outstanding_xid2, @@ -2038,7 +2035,6 @@ static void mpc_action_rcvd_xid7(fsm_instance *fsm, int event, void *arg) mpc_validate_xid(mpcginfo); break; } - kfree(mpcginfo); return; } diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c index ded1930a00b2..e3813a7aa5e6 100644 --- a/drivers/s390/net/ctcm_sysfs.c +++ b/drivers/s390/net/ctcm_sysfs.c @@ -39,11 +39,12 @@ static ssize_t ctcm_buffer_write(struct device *dev, struct ctcm_priv *priv = dev_get_drvdata(dev); int rc; - ndev = priv->channel[CTCM_READ]->netdev; - if (!(priv && priv->channel[CTCM_READ] && ndev)) { + if (!(priv && priv->channel[CTCM_READ] && + priv->channel[CTCM_READ]->netdev)) { CTCM_DBF_TEXT(SETUP, CTC_DBF_ERROR, "bfnondev"); return -ENODEV; } + ndev = priv->channel[CTCM_READ]->netdev; rc = kstrtouint(buf, 0, &bs1); if (rc) diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c index bab9b34926c6..84c8981317b4 100644 --- a/drivers/s390/net/lcs.c +++ b/drivers/s390/net/lcs.c @@ -1736,10 +1736,11 @@ lcs_get_control(struct lcs_card *card, struct lcs_cmd *cmd) lcs_schedule_recovery(card); break; case LCS_CMD_STOPLAN: - pr_warn("Stoplan for %s initiated by LGW\n", - card->dev->name); - if (card->dev) + if (card->dev) { + pr_warn("Stoplan for %s initiated by LGW\n", + card->dev->name); netif_carrier_off(card->dev); + } break; default: LCS_DBF_TEXT(5, trace, "noLGWcmd"); diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index 7fe7f53a41c0..6c864b093ac9 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -1977,7 +1977,7 @@ static int bnx2i_process_new_cqes(struct bnx2i_conn *bnx2i_conn) if (nopin->cq_req_sn != qp->cqe_exp_seq_sn) break; - if (unlikely(test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx))) { + if (unlikely(test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags))) { if (nopin->op_code == ISCSI_OP_NOOP_IN && nopin->itt == (u16) RESERVED_ITT) { printk(KERN_ALERT "bnx2i: Unsolicited " diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index fe86fd61a995..15fbd09baa94 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -1721,7 +1721,7 @@ static int bnx2i_tear_down_conn(struct bnx2i_hba *hba, struct iscsi_conn *conn = ep->conn->cls_conn->dd_data; /* Must suspend all rx queue activity for this ep */ - set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx); + set_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags); } /* CONN_DISCONNECT timeout may or may not be an issue depending * on what transcribed in TCP layer, different targets behave diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 8c7d4dda4cf2..4365d52c6430 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -1634,11 +1634,11 @@ void cxgbi_conn_pdu_ready(struct cxgbi_sock *csk) log_debug(1 << CXGBI_DBG_PDU_RX, "csk 0x%p, conn 0x%p.\n", csk, conn); - if (unlikely(!conn || conn->suspend_rx)) { + if (unlikely(!conn || test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags))) { log_debug(1 << CXGBI_DBG_PDU_RX, - "csk 0x%p, conn 0x%p, id %d, suspend_rx %lu!\n", + "csk 0x%p, conn 0x%p, id %d, conn flags 0x%lx!\n", csk, conn, conn ? conn->id : 0xFF, - conn ? conn->suspend_rx : 0xFF); + conn ? conn->flags : 0xFF); return; } diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 37d06f993b76..1d9be771f3ee 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -1172,9 +1172,8 @@ static blk_status_t alua_prep_fn(struct scsi_device *sdev, struct request *req) case SCSI_ACCESS_STATE_OPTIMAL: case SCSI_ACCESS_STATE_ACTIVE: case SCSI_ACCESS_STATE_LBA: - return BLK_STS_OK; case SCSI_ACCESS_STATE_TRANSITIONING: - return BLK_STS_AGAIN; + return BLK_STS_OK; default: req->rq_flags |= RQF_QUIET; return BLK_STS_IOERR; diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index cf4211c6500d..797abf4f5399 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -678,7 +678,8 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr, struct iscsi_task *task; itt_t itt; - if (session->state == ISCSI_STATE_TERMINATE) + if (session->state == ISCSI_STATE_TERMINATE || + !test_bit(ISCSI_CONN_FLAG_BOUND, &conn->flags)) return NULL; if (opcode == ISCSI_OP_LOGIN || opcode == ISCSI_OP_TEXT) { @@ -1392,8 +1393,8 @@ static bool iscsi_set_conn_failed(struct iscsi_conn *conn) if (conn->stop_stage == 0) session->state = ISCSI_STATE_FAILED; - set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx); - set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx); + set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); + set_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags); return true; } @@ -1454,7 +1455,7 @@ static int iscsi_xmit_task(struct iscsi_conn *conn, struct iscsi_task *task, * Do this after dropping the extra ref because if this was a requeue * it's removed from that list and cleanup_queued_task would miss it. */ - if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) { + if (test_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags)) { /* * Save the task and ref in case we weren't cleaning up this * task and get woken up again. @@ -1532,7 +1533,7 @@ static int iscsi_data_xmit(struct iscsi_conn *conn) int rc = 0; spin_lock_bh(&conn->session->frwd_lock); - if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) { + if (test_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags)) { ISCSI_DBG_SESSION(conn->session, "Tx suspended!\n"); spin_unlock_bh(&conn->session->frwd_lock); return -ENODATA; @@ -1746,7 +1747,7 @@ int iscsi_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc) goto fault; } - if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) { + if (test_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags)) { reason = FAILURE_SESSION_IN_RECOVERY; sc->result = DID_REQUEUE << 16; goto fault; @@ -1935,7 +1936,7 @@ static void fail_scsi_tasks(struct iscsi_conn *conn, u64 lun, int error) void iscsi_suspend_queue(struct iscsi_conn *conn) { spin_lock_bh(&conn->session->frwd_lock); - set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx); + set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); spin_unlock_bh(&conn->session->frwd_lock); } EXPORT_SYMBOL_GPL(iscsi_suspend_queue); @@ -1953,7 +1954,7 @@ void iscsi_suspend_tx(struct iscsi_conn *conn) struct Scsi_Host *shost = conn->session->host; struct iscsi_host *ihost = shost_priv(shost); - set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx); + set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); if (ihost->workq) flush_workqueue(ihost->workq); } @@ -1961,7 +1962,7 @@ EXPORT_SYMBOL_GPL(iscsi_suspend_tx); static void iscsi_start_tx(struct iscsi_conn *conn) { - clear_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx); + clear_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); iscsi_conn_queue_work(conn); } @@ -2214,6 +2215,8 @@ void iscsi_conn_unbind(struct iscsi_cls_conn *cls_conn, bool is_active) iscsi_suspend_tx(conn); spin_lock_bh(&session->frwd_lock); + clear_bit(ISCSI_CONN_FLAG_BOUND, &conn->flags); + if (!is_active) { /* * if logout timed out before userspace could even send a PDU @@ -3317,6 +3320,8 @@ int iscsi_conn_bind(struct iscsi_cls_session *cls_session, spin_lock_bh(&session->frwd_lock); if (is_leading) session->leadconn = conn; + + set_bit(ISCSI_CONN_FLAG_BOUND, &conn->flags); spin_unlock_bh(&session->frwd_lock); /* @@ -3329,8 +3334,8 @@ int iscsi_conn_bind(struct iscsi_cls_session *cls_session, /* * Unblock xmitworker(), Login Phase will pass through. */ - clear_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx); - clear_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx); + clear_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags); + clear_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); return 0; } EXPORT_SYMBOL_GPL(iscsi_conn_bind); diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c index 2e9ffe3d1a55..883005757ddb 100644 --- a/drivers/scsi/libiscsi_tcp.c +++ b/drivers/scsi/libiscsi_tcp.c @@ -927,7 +927,7 @@ int iscsi_tcp_recv_skb(struct iscsi_conn *conn, struct sk_buff *skb, */ conn->last_recv = jiffies; - if (unlikely(conn->suspend_rx)) { + if (unlikely(test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags))) { ISCSI_DBG_TCP(conn, "Rx suspended!\n"); *status = ISCSI_TCP_SUSPENDED; return 0; diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index ef6e8cd8c26a..872a26376ccb 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -1330,7 +1330,7 @@ lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) == LPFC_SLI_INTF_IF_TYPE_0) { /* FLOGI needs to be 3 for WQE FCFI */ - ct = ((SLI4_CT_FCFI >> 1) & 1) | (SLI4_CT_FCFI & 1); + ct = SLI4_CT_FCFI; bf_set(wqe_ct, &wqe->els_req.wqe_com, ct); /* Set the fcfi to the fcfi we registered with */ diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index bda2a7ba4e77..6adaf79e67cc 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -10720,10 +10720,10 @@ __lpfc_sli_prep_gen_req_s4(struct lpfc_iocbq *cmdiocbq, struct lpfc_dmabuf *bmp, /* Words 0 - 2 */ bde = (struct ulp_bde64_le *)&cmdwqe->generic.bde; - bde->addr_low = cpu_to_le32(putPaddrLow(bmp->phys)); - bde->addr_high = cpu_to_le32(putPaddrHigh(bmp->phys)); + bde->addr_low = bpl->addr_low; + bde->addr_high = bpl->addr_high; bde->type_size = cpu_to_le32(xmit_len); - bde->type_size |= cpu_to_le32(ULP_BDE64_TYPE_BLP_64); + bde->type_size |= cpu_to_le32(ULP_BDE64_TYPE_BDE_64); /* Word 3 */ cmdwqe->gen_req.request_payload_len = xmit_len; diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c index f90b707c190b..01c5e8ff4cc5 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.c +++ b/drivers/scsi/pm8001/pm80xx_hwi.c @@ -766,6 +766,10 @@ static void init_default_table_values(struct pm8001_hba_info *pm8001_ha) pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity = 0x01; pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt = 0x01; + /* Enable higher IQs and OQs, 32 to 63, bit 16 */ + if (pm8001_ha->max_q_num > 32) + pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |= + 1 << 16; /* Disable end to end CRC checking */ pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16); @@ -1027,6 +1031,13 @@ static int mpi_init_check(struct pm8001_hba_info *pm8001_ha) if (0x0000 != gst_len_mpistate) return -EBUSY; + /* + * As per controller datasheet, after successful MPI + * initialization minimum 500ms delay is required before + * issuing commands. + */ + msleep(500); + return 0; } @@ -1727,10 +1738,11 @@ static void pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec) { #ifdef PM8001_USE_MSIX - u32 mask; - mask = (u32)(1 << vec); - - pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, (u32)(mask & 0xFFFFFFFF)); + if (vec < 32) + pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, 1U << vec); + else + pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR_U, + 1U << (vec - 32)); return; #endif pm80xx_chip_intx_interrupt_enable(pm8001_ha); @@ -1746,12 +1758,15 @@ static void pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec) { #ifdef PM8001_USE_MSIX - u32 mask; - if (vec == 0xFF) - mask = 0xFFFFFFFF; + if (vec == 0xFF) { + /* disable all vectors 0-31, 32-63 */ + pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 0xFFFFFFFF); + pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 0xFFFFFFFF); + } else if (vec < 32) + pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 1U << vec); else - mask = (u32)(1 << vec); - pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, (u32)(mask & 0xFFFFFFFF)); + pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, + 1U << (vec - 32)); return; #endif pm80xx_chip_intx_interrupt_disable(pm8001_ha); diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 8196f89f404e..31ec429104e2 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -860,6 +860,37 @@ static int qedi_task_xmit(struct iscsi_task *task) return qedi_iscsi_send_ioreq(task); } +static void qedi_offload_work(struct work_struct *work) +{ + struct qedi_endpoint *qedi_ep = + container_of(work, struct qedi_endpoint, offload_work); + struct qedi_ctx *qedi; + int wait_delay = 5 * HZ; + int ret; + + qedi = qedi_ep->qedi; + + ret = qedi_iscsi_offload_conn(qedi_ep); + if (ret) { + QEDI_ERR(&qedi->dbg_ctx, + "offload error: iscsi_cid=%u, qedi_ep=%p, ret=%d\n", + qedi_ep->iscsi_cid, qedi_ep, ret); + qedi_ep->state = EP_STATE_OFLDCONN_FAILED; + return; + } + + ret = wait_event_interruptible_timeout(qedi_ep->tcp_ofld_wait, + (qedi_ep->state == + EP_STATE_OFLDCONN_COMPL), + wait_delay); + if (ret <= 0 || qedi_ep->state != EP_STATE_OFLDCONN_COMPL) { + qedi_ep->state = EP_STATE_OFLDCONN_FAILED; + QEDI_ERR(&qedi->dbg_ctx, + "Offload conn TIMEOUT iscsi_cid=%u, qedi_ep=%p\n", + qedi_ep->iscsi_cid, qedi_ep); + } +} + static struct iscsi_endpoint * qedi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, int non_blocking) @@ -908,6 +939,7 @@ qedi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, } qedi_ep = ep->dd_data; memset(qedi_ep, 0, sizeof(struct qedi_endpoint)); + INIT_WORK(&qedi_ep->offload_work, qedi_offload_work); qedi_ep->state = EP_STATE_IDLE; qedi_ep->iscsi_cid = (u32)-1; qedi_ep->qedi = qedi; @@ -1056,12 +1088,11 @@ static void qedi_ep_disconnect(struct iscsi_endpoint *ep) qedi_ep = ep->dd_data; qedi = qedi_ep->qedi; + flush_work(&qedi_ep->offload_work); + if (qedi_ep->state == EP_STATE_OFLDCONN_START) goto ep_exit_recover; - if (qedi_ep->state != EP_STATE_OFLDCONN_NONE) - flush_work(&qedi_ep->offload_work); - if (qedi_ep->conn) { qedi_conn = qedi_ep->conn; abrt_conn = qedi_conn->abrt_conn; @@ -1235,37 +1266,6 @@ static int qedi_data_avail(struct qedi_ctx *qedi, u16 vlanid) return rc; } -static void qedi_offload_work(struct work_struct *work) -{ - struct qedi_endpoint *qedi_ep = - container_of(work, struct qedi_endpoint, offload_work); - struct qedi_ctx *qedi; - int wait_delay = 5 * HZ; - int ret; - - qedi = qedi_ep->qedi; - - ret = qedi_iscsi_offload_conn(qedi_ep); - if (ret) { - QEDI_ERR(&qedi->dbg_ctx, - "offload error: iscsi_cid=%u, qedi_ep=%p, ret=%d\n", - qedi_ep->iscsi_cid, qedi_ep, ret); - qedi_ep->state = EP_STATE_OFLDCONN_FAILED; - return; - } - - ret = wait_event_interruptible_timeout(qedi_ep->tcp_ofld_wait, - (qedi_ep->state == - EP_STATE_OFLDCONN_COMPL), - wait_delay); - if ((ret <= 0) || (qedi_ep->state != EP_STATE_OFLDCONN_COMPL)) { - qedi_ep->state = EP_STATE_OFLDCONN_FAILED; - QEDI_ERR(&qedi->dbg_ctx, - "Offload conn TIMEOUT iscsi_cid=%u, qedi_ep=%p\n", - qedi_ep->iscsi_cid, qedi_ep); - } -} - static int qedi_set_path(struct Scsi_Host *shost, struct iscsi_path *path_data) { struct qedi_ctx *qedi; @@ -1381,7 +1381,6 @@ static int qedi_set_path(struct Scsi_Host *shost, struct iscsi_path *path_data) qedi_ep->dst_addr, qedi_ep->dst_port); } - INIT_WORK(&qedi_ep->offload_work, qedi_offload_work); queue_work(qedi->offload_thread, &qedi_ep->offload_work); ret = 0; diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 85dbf81f3204..6dfcfd8e7337 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -3826,6 +3826,9 @@ int qlt_abort_cmd(struct qla_tgt_cmd *cmd) spin_lock_irqsave(&cmd->cmd_lock, flags); if (cmd->aborted) { + if (cmd->sg_mapped) + qlt_unmap_sg(vha, cmd); + spin_unlock_irqrestore(&cmd->cmd_lock, flags); /* * It's normal to see 2 calls in this path: diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index ff78ef702f22..592a290e6cfa 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -32,7 +32,6 @@ #include <linux/blkdev.h> #include <linux/crc-t10dif.h> #include <linux/spinlock.h> -#include <linux/mutex.h> #include <linux/interrupt.h> #include <linux/atomic.h> #include <linux/hrtimer.h> @@ -732,9 +731,7 @@ static const struct opcode_info_t opcode_info_arr[SDEB_I_LAST_ELEM_P1 + 1] = { {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0} }, }; -static atomic_t sdebug_num_hosts; -static DEFINE_MUTEX(add_host_mutex); - +static int sdebug_num_hosts; static int sdebug_add_host = DEF_NUM_HOST; /* in sysfs this is relative */ static int sdebug_ato = DEF_ATO; static int sdebug_cdb_len = DEF_CDB_LEN; @@ -781,7 +778,6 @@ static int sdebug_uuid_ctl = DEF_UUID_CTL; static bool sdebug_random = DEF_RANDOM; static bool sdebug_per_host_store = DEF_PER_HOST_STORE; static bool sdebug_removable = DEF_REMOVABLE; -static bool sdebug_deflect_incoming; static bool sdebug_clustering; static bool sdebug_host_lock = DEF_HOST_LOCK; static bool sdebug_strict = DEF_STRICT; @@ -5122,10 +5118,6 @@ static int scsi_debug_slave_configure(struct scsi_device *sdp) sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); if (sdp->host->max_cmd_len != SDEBUG_MAX_CMD_LEN) sdp->host->max_cmd_len = SDEBUG_MAX_CMD_LEN; - if (smp_load_acquire(&sdebug_deflect_incoming)) { - pr_info("Exit early due to deflect_incoming\n"); - return 1; - } if (devip == NULL) { devip = find_build_dev_info(sdp); if (devip == NULL) @@ -5211,7 +5203,7 @@ static bool stop_queued_cmnd(struct scsi_cmnd *cmnd) } /* Deletes (stops) timers or work queues of all queued commands */ -static void stop_all_queued(bool done_with_no_conn) +static void stop_all_queued(void) { unsigned long iflags; int j, k; @@ -5220,15 +5212,13 @@ static void stop_all_queued(bool done_with_no_conn) struct sdebug_queued_cmd *sqcp; struct sdebug_dev_info *devip; struct sdebug_defer *sd_dp; - struct scsi_cmnd *scp; for (j = 0, sqp = sdebug_q_arr; j < submit_queues; ++j, ++sqp) { spin_lock_irqsave(&sqp->qc_lock, iflags); for (k = 0; k < SDEBUG_CANQUEUE; ++k) { if (test_bit(k, sqp->in_use_bm)) { sqcp = &sqp->qc_arr[k]; - scp = sqcp->a_cmnd; - if (!scp) + if (sqcp->a_cmnd == NULL) continue; devip = (struct sdebug_dev_info *) sqcp->a_cmnd->device->hostdata; @@ -5243,10 +5233,6 @@ static void stop_all_queued(bool done_with_no_conn) l_defer_t = SDEB_DEFER_NONE; spin_unlock_irqrestore(&sqp->qc_lock, iflags); stop_qc_helper(sd_dp, l_defer_t); - if (done_with_no_conn && l_defer_t != SDEB_DEFER_NONE) { - scp->result = DID_NO_CONNECT << 16; - scsi_done(scp); - } clear_bit(k, sqp->in_use_bm); spin_lock_irqsave(&sqp->qc_lock, iflags); } @@ -5389,7 +5375,7 @@ static int scsi_debug_host_reset(struct scsi_cmnd *SCpnt) } } spin_unlock(&sdebug_host_list_lock); - stop_all_queued(false); + stop_all_queued(); if (SDEBUG_OPT_RESET_NOISE & sdebug_opts) sdev_printk(KERN_INFO, SCpnt->device, "%s: %d device(s) found\n", __func__, k); @@ -5449,50 +5435,13 @@ static void sdebug_build_parts(unsigned char *ramp, unsigned long store_size) } } -static void sdeb_block_all_queues(void) -{ - int j; - struct sdebug_queue *sqp; - - for (j = 0, sqp = sdebug_q_arr; j < submit_queues; ++j, ++sqp) - atomic_set(&sqp->blocked, (int)true); -} - -static void sdeb_unblock_all_queues(void) +static void block_unblock_all_queues(bool block) { int j; struct sdebug_queue *sqp; for (j = 0, sqp = sdebug_q_arr; j < submit_queues; ++j, ++sqp) - atomic_set(&sqp->blocked, (int)false); -} - -static void -sdeb_add_n_hosts(int num_hosts) -{ - if (num_hosts < 1) - return; - do { - bool found; - unsigned long idx; - struct sdeb_store_info *sip; - bool want_phs = (sdebug_fake_rw == 0) && sdebug_per_host_store; - - found = false; - if (want_phs) { - xa_for_each_marked(per_store_ap, idx, sip, SDEB_XA_NOT_IN_USE) { - sdeb_most_recent_idx = (int)idx; - found = true; - break; - } - if (found) /* re-use case */ - sdebug_add_host_helper((int)idx); - else - sdebug_do_add_host(true /* make new store */); - } else { - sdebug_do_add_host(false); - } - } while (--num_hosts); + atomic_set(&sqp->blocked, (int)block); } /* Adjust (by rounding down) the sdebug_cmnd_count so abs(every_nth)-1 @@ -5505,10 +5454,10 @@ static void tweak_cmnd_count(void) modulo = abs(sdebug_every_nth); if (modulo < 2) return; - sdeb_block_all_queues(); + block_unblock_all_queues(true); count = atomic_read(&sdebug_cmnd_count); atomic_set(&sdebug_cmnd_count, (count / modulo) * modulo); - sdeb_unblock_all_queues(); + block_unblock_all_queues(false); } static void clear_queue_stats(void) @@ -5526,15 +5475,6 @@ static bool inject_on_this_cmd(void) return (atomic_read(&sdebug_cmnd_count) % abs(sdebug_every_nth)) == 0; } -static int process_deflect_incoming(struct scsi_cmnd *scp) -{ - u8 opcode = scp->cmnd[0]; - - if (opcode == SYNCHRONIZE_CACHE || opcode == SYNCHRONIZE_CACHE_16) - return 0; - return DID_NO_CONNECT << 16; -} - #define INCLUSIVE_TIMING_MAX_NS 1000000 /* 1 millisecond */ /* Complete the processing of the thread that queued a SCSI command to this @@ -5544,7 +5484,8 @@ static int process_deflect_incoming(struct scsi_cmnd *scp) */ static int schedule_resp(struct scsi_cmnd *cmnd, struct sdebug_dev_info *devip, int scsi_result, - int (*pfp)(struct scsi_cmnd *, struct sdebug_dev_info *), + int (*pfp)(struct scsi_cmnd *, + struct sdebug_dev_info *), int delta_jiff, int ndelay) { bool new_sd_dp; @@ -5565,27 +5506,13 @@ static int schedule_resp(struct scsi_cmnd *cmnd, struct sdebug_dev_info *devip, } sdp = cmnd->device; - if (delta_jiff == 0) { - sqp = get_queue(cmnd); - if (atomic_read(&sqp->blocked)) { - if (smp_load_acquire(&sdebug_deflect_incoming)) - return process_deflect_incoming(cmnd); - else - return SCSI_MLQUEUE_HOST_BUSY; - } + if (delta_jiff == 0) goto respond_in_thread; - } sqp = get_queue(cmnd); spin_lock_irqsave(&sqp->qc_lock, iflags); if (unlikely(atomic_read(&sqp->blocked))) { spin_unlock_irqrestore(&sqp->qc_lock, iflags); - if (smp_load_acquire(&sdebug_deflect_incoming)) { - scsi_result = process_deflect_incoming(cmnd); - goto respond_in_thread; - } - if (sdebug_verbose) - pr_info("blocked --> SCSI_MLQUEUE_HOST_BUSY\n"); return SCSI_MLQUEUE_HOST_BUSY; } num_in_q = atomic_read(&devip->num_in_q); @@ -5774,12 +5701,8 @@ static int schedule_resp(struct scsi_cmnd *cmnd, struct sdebug_dev_info *devip, respond_in_thread: /* call back to mid-layer using invocation thread */ cmnd->result = pfp != NULL ? pfp(cmnd, devip) : 0; cmnd->result &= ~SDEG_RES_IMMED_MASK; - if (cmnd->result == 0 && scsi_result != 0) { + if (cmnd->result == 0 && scsi_result != 0) cmnd->result = scsi_result; - if (sdebug_verbose) - pr_info("respond_in_thread: tag=0x%x, scp->result=0x%x\n", - blk_mq_unique_tag(scsi_cmd_to_rq(cmnd)), scsi_result); - } scsi_done(cmnd); return 0; } @@ -6064,7 +5987,7 @@ static ssize_t delay_store(struct device_driver *ddp, const char *buf, int j, k; struct sdebug_queue *sqp; - sdeb_block_all_queues(); + block_unblock_all_queues(true); for (j = 0, sqp = sdebug_q_arr; j < submit_queues; ++j, ++sqp) { k = find_first_bit(sqp->in_use_bm, @@ -6078,7 +6001,7 @@ static ssize_t delay_store(struct device_driver *ddp, const char *buf, sdebug_jdelay = jdelay; sdebug_ndelay = 0; } - sdeb_unblock_all_queues(); + block_unblock_all_queues(false); } return res; } @@ -6104,7 +6027,7 @@ static ssize_t ndelay_store(struct device_driver *ddp, const char *buf, int j, k; struct sdebug_queue *sqp; - sdeb_block_all_queues(); + block_unblock_all_queues(true); for (j = 0, sqp = sdebug_q_arr; j < submit_queues; ++j, ++sqp) { k = find_first_bit(sqp->in_use_bm, @@ -6119,7 +6042,7 @@ static ssize_t ndelay_store(struct device_driver *ddp, const char *buf, sdebug_jdelay = ndelay ? JDELAY_OVERRIDDEN : DEF_JDELAY; } - sdeb_unblock_all_queues(); + block_unblock_all_queues(false); } return res; } @@ -6433,7 +6356,7 @@ static ssize_t max_queue_store(struct device_driver *ddp, const char *buf, if ((count > 0) && (1 == sscanf(buf, "%d", &n)) && (n > 0) && (n <= SDEBUG_CANQUEUE) && (sdebug_host_max_queue == 0)) { - sdeb_block_all_queues(); + block_unblock_all_queues(true); k = 0; for (j = 0, sqp = sdebug_q_arr; j < submit_queues; ++j, ++sqp) { @@ -6448,7 +6371,7 @@ static ssize_t max_queue_store(struct device_driver *ddp, const char *buf, atomic_set(&retired_max_queue, k + 1); else atomic_set(&retired_max_queue, 0); - sdeb_unblock_all_queues(); + block_unblock_all_queues(false); return count; } return -EINVAL; @@ -6537,48 +6460,43 @@ static DRIVER_ATTR_RW(virtual_gb); static ssize_t add_host_show(struct device_driver *ddp, char *buf) { /* absolute number of hosts currently active is what is shown */ - return scnprintf(buf, PAGE_SIZE, "%d\n", atomic_read(&sdebug_num_hosts)); + return scnprintf(buf, PAGE_SIZE, "%d\n", sdebug_num_hosts); } -/* - * Accept positive and negative values. Hex values (only positive) may be prefixed by '0x'. - * To remove all hosts use a large negative number (e.g. -9999). The value 0 does nothing. - * Returns -EBUSY if another add_host sysfs invocation is active. - */ static ssize_t add_host_store(struct device_driver *ddp, const char *buf, size_t count) { + bool found; + unsigned long idx; + struct sdeb_store_info *sip; + bool want_phs = (sdebug_fake_rw == 0) && sdebug_per_host_store; int delta_hosts; - if (count == 0 || kstrtoint(buf, 0, &delta_hosts)) + if (sscanf(buf, "%d", &delta_hosts) != 1) return -EINVAL; - if (sdebug_verbose) - pr_info("prior num_hosts=%d, num_to_add=%d\n", - atomic_read(&sdebug_num_hosts), delta_hosts); - if (delta_hosts == 0) - return count; - if (mutex_trylock(&add_host_mutex) == 0) - return -EBUSY; if (delta_hosts > 0) { - sdeb_add_n_hosts(delta_hosts); - } else if (delta_hosts < 0) { - smp_store_release(&sdebug_deflect_incoming, true); - sdeb_block_all_queues(); - if (delta_hosts >= atomic_read(&sdebug_num_hosts)) - stop_all_queued(true); do { - if (atomic_read(&sdebug_num_hosts) < 1) { - free_all_queued(); - break; + found = false; + if (want_phs) { + xa_for_each_marked(per_store_ap, idx, sip, + SDEB_XA_NOT_IN_USE) { + sdeb_most_recent_idx = (int)idx; + found = true; + break; + } + if (found) /* re-use case */ + sdebug_add_host_helper((int)idx); + else + sdebug_do_add_host(true); + } else { + sdebug_do_add_host(false); } + } while (--delta_hosts); + } else if (delta_hosts < 0) { + do { sdebug_do_remove_host(false); } while (++delta_hosts); - sdeb_unblock_all_queues(); - smp_store_release(&sdebug_deflect_incoming, false); } - mutex_unlock(&add_host_mutex); - if (sdebug_verbose) - pr_info("post num_hosts=%d\n", atomic_read(&sdebug_num_hosts)); return count; } static DRIVER_ATTR_RW(add_host); @@ -7089,10 +7007,6 @@ static int __init scsi_debug_init(void) sdebug_add_host = 0; for (k = 0; k < hosts_to_add; k++) { - if (smp_load_acquire(&sdebug_deflect_incoming)) { - pr_info("exit early as sdebug_deflect_incoming is set\n"); - return 0; - } if (want_store && k == 0) { ret = sdebug_add_host_helper(idx); if (ret < 0) { @@ -7110,12 +7024,8 @@ static int __init scsi_debug_init(void) } } if (sdebug_verbose) - pr_info("built %d host(s)\n", atomic_read(&sdebug_num_hosts)); + pr_info("built %d host(s)\n", sdebug_num_hosts); - /* - * Even though all the hosts have been established, due to async device (LU) scanning - * by the scsi mid-level, there may still be devices (LUs) being set up. - */ return 0; bus_unreg: @@ -7131,17 +7041,12 @@ free_q_arr: static void __exit scsi_debug_exit(void) { - int k; + int k = sdebug_num_hosts; - /* Possible race with LUs still being set up; stop them asap */ - sdeb_block_all_queues(); - smp_store_release(&sdebug_deflect_incoming, true); - stop_all_queued(false); - for (k = 0; atomic_read(&sdebug_num_hosts) > 0; k++) + stop_all_queued(); + for (; k; k--) sdebug_do_remove_host(true); free_all_queued(); - if (sdebug_verbose) - pr_info("removed %d hosts\n", k); driver_unregister(&sdebug_driverfs_driver); bus_unregister(&pseudo_lld_bus); root_device_unregister(pseudo_primary); @@ -7311,13 +7216,13 @@ static int sdebug_add_host_helper(int per_host_idx) sdbg_host->dev.bus = &pseudo_lld_bus; sdbg_host->dev.parent = pseudo_primary; sdbg_host->dev.release = &sdebug_release_adapter; - dev_set_name(&sdbg_host->dev, "adapter%d", atomic_read(&sdebug_num_hosts)); + dev_set_name(&sdbg_host->dev, "adapter%d", sdebug_num_hosts); error = device_register(&sdbg_host->dev); if (error) goto clean; - atomic_inc(&sdebug_num_hosts); + ++sdebug_num_hosts; return 0; clean: @@ -7381,7 +7286,7 @@ static void sdebug_do_remove_host(bool the_end) return; device_unregister(&sdbg_host->dev); - atomic_dec(&sdebug_num_hosts); + --sdebug_num_hosts; } static int sdebug_change_qdepth(struct scsi_device *sdev, int qdepth) @@ -7389,10 +7294,10 @@ static int sdebug_change_qdepth(struct scsi_device *sdev, int qdepth) int num_in_q = 0; struct sdebug_dev_info *devip; - sdeb_block_all_queues(); + block_unblock_all_queues(true); devip = (struct sdebug_dev_info *)sdev->hostdata; if (NULL == devip) { - sdeb_unblock_all_queues(); + block_unblock_all_queues(false); return -ENODEV; } num_in_q = atomic_read(&devip->num_in_q); @@ -7411,7 +7316,7 @@ static int sdebug_change_qdepth(struct scsi_device *sdev, int qdepth) sdev_printk(KERN_INFO, sdev, "%s: qdepth=%d, num_in_q=%d\n", __func__, qdepth, num_in_q); } - sdeb_unblock_all_queues(); + block_unblock_all_queues(false); return sdev->queue_depth; } diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 27951ea05dd4..2c0dd64159b0 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -86,6 +86,9 @@ struct iscsi_internal { struct transport_container session_cont; }; +static DEFINE_IDR(iscsi_ep_idr); +static DEFINE_MUTEX(iscsi_ep_idr_mutex); + static atomic_t iscsi_session_nr; /* sysfs session id for next new session */ static struct workqueue_struct *iscsi_conn_cleanup_workq; @@ -168,6 +171,11 @@ struct device_attribute dev_attr_##_prefix##_##_name = \ static void iscsi_endpoint_release(struct device *dev) { struct iscsi_endpoint *ep = iscsi_dev_to_endpoint(dev); + + mutex_lock(&iscsi_ep_idr_mutex); + idr_remove(&iscsi_ep_idr, ep->id); + mutex_unlock(&iscsi_ep_idr_mutex); + kfree(ep); } @@ -180,7 +188,7 @@ static ssize_t show_ep_handle(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_endpoint *ep = iscsi_dev_to_endpoint(dev); - return sysfs_emit(buf, "%llu\n", (unsigned long long) ep->id); + return sysfs_emit(buf, "%d\n", ep->id); } static ISCSI_ATTR(ep, handle, S_IRUGO, show_ep_handle, NULL); @@ -193,48 +201,32 @@ static struct attribute_group iscsi_endpoint_group = { .attrs = iscsi_endpoint_attrs, }; -#define ISCSI_MAX_EPID -1 - -static int iscsi_match_epid(struct device *dev, const void *data) -{ - struct iscsi_endpoint *ep = iscsi_dev_to_endpoint(dev); - const uint64_t *epid = data; - - return *epid == ep->id; -} - struct iscsi_endpoint * iscsi_create_endpoint(int dd_size) { - struct device *dev; struct iscsi_endpoint *ep; - uint64_t id; - int err; - - for (id = 1; id < ISCSI_MAX_EPID; id++) { - dev = class_find_device(&iscsi_endpoint_class, NULL, &id, - iscsi_match_epid); - if (!dev) - break; - else - put_device(dev); - } - if (id == ISCSI_MAX_EPID) { - printk(KERN_ERR "Too many connections. Max supported %u\n", - ISCSI_MAX_EPID - 1); - return NULL; - } + int err, id; ep = kzalloc(sizeof(*ep) + dd_size, GFP_KERNEL); if (!ep) return NULL; + mutex_lock(&iscsi_ep_idr_mutex); + id = idr_alloc(&iscsi_ep_idr, ep, 0, -1, GFP_NOIO); + if (id < 0) { + mutex_unlock(&iscsi_ep_idr_mutex); + printk(KERN_ERR "Could not allocate endpoint ID. Error %d.\n", + id); + goto free_ep; + } + mutex_unlock(&iscsi_ep_idr_mutex); + ep->id = id; ep->dev.class = &iscsi_endpoint_class; - dev_set_name(&ep->dev, "ep-%llu", (unsigned long long) id); + dev_set_name(&ep->dev, "ep-%d", id); err = device_register(&ep->dev); if (err) - goto free_ep; + goto free_id; err = sysfs_create_group(&ep->dev.kobj, &iscsi_endpoint_group); if (err) @@ -248,6 +240,10 @@ unregister_dev: device_unregister(&ep->dev); return NULL; +free_id: + mutex_lock(&iscsi_ep_idr_mutex); + idr_remove(&iscsi_ep_idr, id); + mutex_unlock(&iscsi_ep_idr_mutex); free_ep: kfree(ep); return NULL; @@ -275,14 +271,17 @@ EXPORT_SYMBOL_GPL(iscsi_put_endpoint); */ struct iscsi_endpoint *iscsi_lookup_endpoint(u64 handle) { - struct device *dev; + struct iscsi_endpoint *ep; - dev = class_find_device(&iscsi_endpoint_class, NULL, &handle, - iscsi_match_epid); - if (!dev) - return NULL; + mutex_lock(&iscsi_ep_idr_mutex); + ep = idr_find(&iscsi_ep_idr, handle); + if (!ep) + goto unlock; - return iscsi_dev_to_endpoint(dev); + get_device(&ep->dev); +unlock: + mutex_unlock(&iscsi_ep_idr_mutex); + return ep; } EXPORT_SYMBOL_GPL(iscsi_lookup_endpoint); @@ -2202,10 +2201,10 @@ static void iscsi_stop_conn(struct iscsi_cls_conn *conn, int flag) switch (flag) { case STOP_CONN_RECOVER: - conn->state = ISCSI_CONN_FAILED; + WRITE_ONCE(conn->state, ISCSI_CONN_FAILED); break; case STOP_CONN_TERM: - conn->state = ISCSI_CONN_DOWN; + WRITE_ONCE(conn->state, ISCSI_CONN_DOWN); break; default: iscsi_cls_conn_printk(KERN_ERR, conn, "invalid stop flag %d\n", @@ -2217,6 +2216,49 @@ static void iscsi_stop_conn(struct iscsi_cls_conn *conn, int flag) ISCSI_DBG_TRANS_CONN(conn, "Stopping conn done.\n"); } +static void iscsi_ep_disconnect(struct iscsi_cls_conn *conn, bool is_active) +{ + struct iscsi_cls_session *session = iscsi_conn_to_session(conn); + struct iscsi_endpoint *ep; + + ISCSI_DBG_TRANS_CONN(conn, "disconnect ep.\n"); + WRITE_ONCE(conn->state, ISCSI_CONN_FAILED); + + if (!conn->ep || !session->transport->ep_disconnect) + return; + + ep = conn->ep; + conn->ep = NULL; + + session->transport->unbind_conn(conn, is_active); + session->transport->ep_disconnect(ep); + ISCSI_DBG_TRANS_CONN(conn, "disconnect ep done.\n"); +} + +static void iscsi_if_disconnect_bound_ep(struct iscsi_cls_conn *conn, + struct iscsi_endpoint *ep, + bool is_active) +{ + /* Check if this was a conn error and the kernel took ownership */ + spin_lock_irq(&conn->lock); + if (!test_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags)) { + spin_unlock_irq(&conn->lock); + iscsi_ep_disconnect(conn, is_active); + } else { + spin_unlock_irq(&conn->lock); + ISCSI_DBG_TRANS_CONN(conn, "flush kernel conn cleanup.\n"); + mutex_unlock(&conn->ep_mutex); + + flush_work(&conn->cleanup_work); + /* + * Userspace is now done with the EP so we can release the ref + * iscsi_cleanup_conn_work_fn took. + */ + iscsi_put_endpoint(ep); + mutex_lock(&conn->ep_mutex); + } +} + static int iscsi_if_stop_conn(struct iscsi_transport *transport, struct iscsi_uevent *ev) { @@ -2238,11 +2280,24 @@ static int iscsi_if_stop_conn(struct iscsi_transport *transport, iscsi_stop_conn(conn, flag); } else { /* + * For offload, when iscsid is restarted it won't know about + * existing endpoints so it can't do a ep_disconnect. We clean + * it up here for userspace. + */ + mutex_lock(&conn->ep_mutex); + if (conn->ep) + iscsi_if_disconnect_bound_ep(conn, conn->ep, true); + mutex_unlock(&conn->ep_mutex); + + /* * Figure out if it was the kernel or userspace initiating this. */ + spin_lock_irq(&conn->lock); if (!test_and_set_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags)) { + spin_unlock_irq(&conn->lock); iscsi_stop_conn(conn, flag); } else { + spin_unlock_irq(&conn->lock); ISCSI_DBG_TRANS_CONN(conn, "flush kernel conn cleanup.\n"); flush_work(&conn->cleanup_work); @@ -2251,31 +2306,14 @@ static int iscsi_if_stop_conn(struct iscsi_transport *transport, * Only clear for recovery to avoid extra cleanup runs during * termination. */ + spin_lock_irq(&conn->lock); clear_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags); + spin_unlock_irq(&conn->lock); } ISCSI_DBG_TRANS_CONN(conn, "iscsi if conn stop done.\n"); return 0; } -static void iscsi_ep_disconnect(struct iscsi_cls_conn *conn, bool is_active) -{ - struct iscsi_cls_session *session = iscsi_conn_to_session(conn); - struct iscsi_endpoint *ep; - - ISCSI_DBG_TRANS_CONN(conn, "disconnect ep.\n"); - conn->state = ISCSI_CONN_FAILED; - - if (!conn->ep || !session->transport->ep_disconnect) - return; - - ep = conn->ep; - conn->ep = NULL; - - session->transport->unbind_conn(conn, is_active); - session->transport->ep_disconnect(ep); - ISCSI_DBG_TRANS_CONN(conn, "disconnect ep done.\n"); -} - static void iscsi_cleanup_conn_work_fn(struct work_struct *work) { struct iscsi_cls_conn *conn = container_of(work, struct iscsi_cls_conn, @@ -2284,18 +2322,11 @@ static void iscsi_cleanup_conn_work_fn(struct work_struct *work) mutex_lock(&conn->ep_mutex); /* - * If we are not at least bound there is nothing for us to do. Userspace - * will do a ep_disconnect call if offload is used, but will not be - * doing a stop since there is nothing to clean up, so we have to clear - * the cleanup bit here. + * Get a ref to the ep, so we don't release its ID until after + * userspace is done referencing it in iscsi_if_disconnect_bound_ep. */ - if (conn->state != ISCSI_CONN_BOUND && conn->state != ISCSI_CONN_UP) { - ISCSI_DBG_TRANS_CONN(conn, "Got error while conn is already failed. Ignoring.\n"); - clear_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags); - mutex_unlock(&conn->ep_mutex); - return; - } - + if (conn->ep) + get_device(&conn->ep->dev); iscsi_ep_disconnect(conn, false); if (system_state != SYSTEM_RUNNING) { @@ -2340,11 +2371,12 @@ iscsi_alloc_conn(struct iscsi_cls_session *session, int dd_size, uint32_t cid) conn->dd_data = &conn[1]; mutex_init(&conn->ep_mutex); + spin_lock_init(&conn->lock); INIT_LIST_HEAD(&conn->conn_list); INIT_WORK(&conn->cleanup_work, iscsi_cleanup_conn_work_fn); conn->transport = transport; conn->cid = cid; - conn->state = ISCSI_CONN_DOWN; + WRITE_ONCE(conn->state, ISCSI_CONN_DOWN); /* this is released in the dev's release function */ if (!get_device(&session->dev)) @@ -2542,9 +2574,32 @@ void iscsi_conn_error_event(struct iscsi_cls_conn *conn, enum iscsi_err error) struct iscsi_uevent *ev; struct iscsi_internal *priv; int len = nlmsg_total_size(sizeof(*ev)); + unsigned long flags; + int state; - if (!test_and_set_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags)) - queue_work(iscsi_conn_cleanup_workq, &conn->cleanup_work); + spin_lock_irqsave(&conn->lock, flags); + /* + * Userspace will only do a stop call if we are at least bound. And, we + * only need to do the in kernel cleanup if in the UP state so cmds can + * be released to upper layers. If in other states just wait for + * userspace to avoid races that can leave the cleanup_work queued. + */ + state = READ_ONCE(conn->state); + switch (state) { + case ISCSI_CONN_BOUND: + case ISCSI_CONN_UP: + if (!test_and_set_bit(ISCSI_CLS_CONN_BIT_CLEANUP, + &conn->flags)) { + queue_work(iscsi_conn_cleanup_workq, + &conn->cleanup_work); + } + break; + default: + ISCSI_DBG_TRANS_CONN(conn, "Got conn error in state %d\n", + state); + break; + } + spin_unlock_irqrestore(&conn->lock, flags); priv = iscsi_if_transport_lookup(conn->transport); if (!priv) @@ -2894,7 +2949,7 @@ iscsi_set_param(struct iscsi_transport *transport, struct iscsi_uevent *ev) char *data = (char*)ev + sizeof(*ev); struct iscsi_cls_conn *conn; struct iscsi_cls_session *session; - int err = 0, value = 0; + int err = 0, value = 0, state; if (ev->u.set_param.len > PAGE_SIZE) return -EINVAL; @@ -2911,8 +2966,8 @@ iscsi_set_param(struct iscsi_transport *transport, struct iscsi_uevent *ev) session->recovery_tmo = value; break; default: - if ((conn->state == ISCSI_CONN_BOUND) || - (conn->state == ISCSI_CONN_UP)) { + state = READ_ONCE(conn->state); + if (state == ISCSI_CONN_BOUND || state == ISCSI_CONN_UP) { err = transport->set_param(conn, ev->u.set_param.param, data, ev->u.set_param.len); } else { @@ -2984,16 +3039,7 @@ static int iscsi_if_ep_disconnect(struct iscsi_transport *transport, } mutex_lock(&conn->ep_mutex); - /* Check if this was a conn error and the kernel took ownership */ - if (test_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags)) { - ISCSI_DBG_TRANS_CONN(conn, "flush kernel conn cleanup.\n"); - mutex_unlock(&conn->ep_mutex); - - flush_work(&conn->cleanup_work); - goto put_ep; - } - - iscsi_ep_disconnect(conn, false); + iscsi_if_disconnect_bound_ep(conn, ep, false); mutex_unlock(&conn->ep_mutex); put_ep: iscsi_put_endpoint(ep); @@ -3696,24 +3742,17 @@ static int iscsi_if_transport_conn(struct iscsi_transport *transport, return -EINVAL; mutex_lock(&conn->ep_mutex); + spin_lock_irq(&conn->lock); if (test_bit(ISCSI_CLS_CONN_BIT_CLEANUP, &conn->flags)) { + spin_unlock_irq(&conn->lock); mutex_unlock(&conn->ep_mutex); ev->r.retcode = -ENOTCONN; return 0; } + spin_unlock_irq(&conn->lock); switch (nlh->nlmsg_type) { case ISCSI_UEVENT_BIND_CONN: - if (conn->ep) { - /* - * For offload boot support where iscsid is restarted - * during the pivot root stage, the ep will be intact - * here when the new iscsid instance starts up and - * reconnects. - */ - iscsi_ep_disconnect(conn, true); - } - session = iscsi_session_lookup(ev->u.b_conn.sid); if (!session) { err = -EINVAL; @@ -3724,7 +3763,7 @@ static int iscsi_if_transport_conn(struct iscsi_transport *transport, ev->u.b_conn.transport_eph, ev->u.b_conn.is_leading); if (!ev->r.retcode) - conn->state = ISCSI_CONN_BOUND; + WRITE_ONCE(conn->state, ISCSI_CONN_BOUND); if (ev->r.retcode || !transport->ep_connect) break; @@ -3743,7 +3782,8 @@ static int iscsi_if_transport_conn(struct iscsi_transport *transport, case ISCSI_UEVENT_START_CONN: ev->r.retcode = transport->start_conn(conn); if (!ev->r.retcode) - conn->state = ISCSI_CONN_UP; + WRITE_ONCE(conn->state, ISCSI_CONN_UP); + break; case ISCSI_UEVENT_SEND_PDU: pdu_len = nlh->nlmsg_len - sizeof(*nlh) - sizeof(*ev); @@ -4050,10 +4090,11 @@ static ssize_t show_conn_state(struct device *dev, { struct iscsi_cls_conn *conn = iscsi_dev_to_conn(dev->parent); const char *state = "unknown"; + int conn_state = READ_ONCE(conn->state); - if (conn->state >= 0 && - conn->state < ARRAY_SIZE(connection_state_names)) - state = connection_state_names[conn->state]; + if (conn_state >= 0 && + conn_state < ARRAY_SIZE(connection_state_names)) + state = connection_state_names[conn_state]; return sysfs_emit(buf, "%s\n", state); } diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c index ddd00efc4882..fbdb5124d7f7 100644 --- a/drivers/scsi/sr_ioctl.c +++ b/drivers/scsi/sr_ioctl.c @@ -41,7 +41,7 @@ static int sr_read_tochdr(struct cdrom_device_info *cdi, int result; unsigned char *buffer; - buffer = kmalloc(32, GFP_KERNEL); + buffer = kzalloc(32, GFP_KERNEL); if (!buffer) return -ENOMEM; @@ -55,10 +55,13 @@ static int sr_read_tochdr(struct cdrom_device_info *cdi, cgc.data_direction = DMA_FROM_DEVICE; result = sr_do_ioctl(cd, &cgc); + if (result) + goto err; tochdr->cdth_trk0 = buffer[2]; tochdr->cdth_trk1 = buffer[3]; +err: kfree(buffer); return result; } @@ -71,7 +74,7 @@ static int sr_read_tocentry(struct cdrom_device_info *cdi, int result; unsigned char *buffer; - buffer = kmalloc(32, GFP_KERNEL); + buffer = kzalloc(32, GFP_KERNEL); if (!buffer) return -ENOMEM; @@ -86,6 +89,8 @@ static int sr_read_tocentry(struct cdrom_device_info *cdi, cgc.data_direction = DMA_FROM_DEVICE; result = sr_do_ioctl(cd, &cgc); + if (result) + goto err; tocentry->cdte_ctrl = buffer[5] & 0xf; tocentry->cdte_adr = buffer[5] >> 4; @@ -98,6 +103,7 @@ static int sr_read_tocentry(struct cdrom_device_info *cdi, tocentry->cdte_addr.lba = (((((buffer[8] << 8) + buffer[9]) << 8) + buffer[10]) << 8) + buffer[11]; +err: kfree(buffer); return result; } @@ -384,7 +390,7 @@ int sr_get_mcn(struct cdrom_device_info *cdi, struct cdrom_mcn *mcn) { Scsi_CD *cd = cdi->handle; struct packet_command cgc; - char *buffer = kmalloc(32, GFP_KERNEL); + char *buffer = kzalloc(32, GFP_KERNEL); int result; if (!buffer) @@ -400,10 +406,13 @@ int sr_get_mcn(struct cdrom_device_info *cdi, struct cdrom_mcn *mcn) cgc.data_direction = DMA_FROM_DEVICE; cgc.timeout = IOCTL_TIMEOUT; result = sr_do_ioctl(cd, &cgc); + if (result) + goto err; memcpy(mcn->medium_catalog_number, buffer + 9, 13); mcn->medium_catalog_number[13] = 0; +err: kfree(buffer); return result; } diff --git a/drivers/slimbus/qcom-ctrl.c b/drivers/slimbus/qcom-ctrl.c index f04b961b96cd..ec58091fc948 100644 --- a/drivers/slimbus/qcom-ctrl.c +++ b/drivers/slimbus/qcom-ctrl.c @@ -510,9 +510,9 @@ static int qcom_slim_probe(struct platform_device *pdev) } ctrl->irq = platform_get_irq(pdev, 0); - if (!ctrl->irq) { + if (ctrl->irq < 0) { dev_err(&pdev->dev, "no slimbus IRQ\n"); - return -ENODEV; + return ctrl->irq; } sctrl = &ctrl->ctrl; diff --git a/drivers/soc/imx/imx8m-blk-ctrl.c b/drivers/soc/imx/imx8m-blk-ctrl.c index 122f9c884b38..ccd0577a771e 100644 --- a/drivers/soc/imx/imx8m-blk-ctrl.c +++ b/drivers/soc/imx/imx8m-blk-ctrl.c @@ -50,7 +50,7 @@ struct imx8m_blk_ctrl_domain_data { u32 mipi_phy_rst_mask; }; -#define DOMAIN_MAX_CLKS 3 +#define DOMAIN_MAX_CLKS 4 struct imx8m_blk_ctrl_domain { struct generic_pm_domain genpd; diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c index 92d9610df1fd..938017a60c8e 100644 --- a/drivers/spi/atmel-quadspi.c +++ b/drivers/spi/atmel-quadspi.c @@ -277,6 +277,9 @@ static int atmel_qspi_find_mode(const struct spi_mem_op *op) static bool atmel_qspi_supports_op(struct spi_mem *mem, const struct spi_mem_op *op) { + if (!spi_mem_default_supports_op(mem, op)) + return false; + if (atmel_qspi_find_mode(op) < 0) return false; diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index 616ada891974..19686fb47bb3 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1415,9 +1415,24 @@ static bool cqspi_supports_mem_op(struct spi_mem *mem, all_false = !op->cmd.dtr && !op->addr.dtr && !op->dummy.dtr && !op->data.dtr; - /* Mixed DTR modes not supported. */ - if (!(all_true || all_false)) + if (all_true) { + /* Right now we only support 8-8-8 DTR mode. */ + if (op->cmd.nbytes && op->cmd.buswidth != 8) + return false; + if (op->addr.nbytes && op->addr.buswidth != 8) + return false; + if (op->data.nbytes && op->data.buswidth != 8) + return false; + } else if (all_false) { + /* Only 1-1-X ops are supported without DTR */ + if (op->cmd.nbytes && op->cmd.buswidth > 1) + return false; + if (op->addr.nbytes && op->addr.buswidth > 1) + return false; + } else { + /* Mixed DTR modes are not supported. */ return false; + } return spi_mem_default_supports_op(mem, op); } diff --git a/drivers/spi/spi-intel-pci.c b/drivers/spi/spi-intel-pci.c index a5ef7a526a7f..f6eec7a869b6 100644 --- a/drivers/spi/spi-intel-pci.c +++ b/drivers/spi/spi-intel-pci.c @@ -72,6 +72,7 @@ static const struct pci_device_id intel_spi_pci_ids[] = { { PCI_VDEVICE(INTEL, 0x4da4), (unsigned long)&bxt_info }, { PCI_VDEVICE(INTEL, 0x51a4), (unsigned long)&cnl_info }, { PCI_VDEVICE(INTEL, 0x54a4), (unsigned long)&cnl_info }, + { PCI_VDEVICE(INTEL, 0x7a24), (unsigned long)&cnl_info }, { PCI_VDEVICE(INTEL, 0x7aa4), (unsigned long)&cnl_info }, { PCI_VDEVICE(INTEL, 0xa0a4), (unsigned long)&bxt_info }, { PCI_VDEVICE(INTEL, 0xa1a4), (unsigned long)&bxt_info }, diff --git a/drivers/spi/spi-mtk-nor.c b/drivers/spi/spi-mtk-nor.c index 94fb09696677..d167699a1a96 100644 --- a/drivers/spi/spi-mtk-nor.c +++ b/drivers/spi/spi-mtk-nor.c @@ -960,7 +960,17 @@ static int __maybe_unused mtk_nor_suspend(struct device *dev) static int __maybe_unused mtk_nor_resume(struct device *dev) { - return pm_runtime_force_resume(dev); + struct spi_controller *ctlr = dev_get_drvdata(dev); + struct mtk_nor *sp = spi_controller_get_devdata(ctlr); + int ret; + + ret = pm_runtime_force_resume(dev); + if (ret) + return ret; + + mtk_nor_init(sp); + + return 0; } static const struct dev_pm_ops mtk_nor_pm_ops = { diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index ff292b75e23f..60dafe4c581b 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -588,7 +588,7 @@ static void pscsi_destroy_device(struct se_device *dev) } static void pscsi_complete_cmd(struct se_cmd *cmd, u8 scsi_status, - unsigned char *req_sense) + unsigned char *req_sense, int valid_data) { struct pscsi_dev_virt *pdv = PSCSI_DEV(cmd->se_dev); struct scsi_device *sd = pdv->pdv_sd; @@ -681,7 +681,7 @@ after_mode_select: * back despite framework assumption that a * check condition means there is no data */ - if (sd->type == TYPE_TAPE && + if (sd->type == TYPE_TAPE && valid_data && cmd->data_direction == DMA_FROM_DEVICE) { /* * is sense data valid, fixed format, @@ -1032,6 +1032,7 @@ static void pscsi_req_done(struct request *req, blk_status_t status) struct se_cmd *cmd = req->end_io_data; struct scsi_cmnd *scmd = blk_mq_rq_to_pdu(req); enum sam_status scsi_status = scmd->result & 0xff; + int valid_data = cmd->data_length - scmd->resid_len; u8 *cdb = cmd->priv; if (scsi_status != SAM_STAT_GOOD) { @@ -1039,12 +1040,11 @@ static void pscsi_req_done(struct request *req, blk_status_t status) " 0x%02x Result: 0x%08x\n", cmd, cdb[0], scmd->result); } - pscsi_complete_cmd(cmd, scsi_status, scmd->sense_buffer); + pscsi_complete_cmd(cmd, scsi_status, scmd->sense_buffer, valid_data); switch (host_byte(scmd->result)) { case DID_OK: - target_complete_cmd_with_length(cmd, scsi_status, - cmd->data_length - scmd->resid_len); + target_complete_cmd_with_length(cmd, scsi_status, valid_data); break; default: pr_debug("PSCSI Host Byte exception at cmd: %p CDB:" diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index a5eb4ef46971..c9b3b2cfb2b2 100644 --- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -865,6 +865,7 @@ err_rhashtable_free: rhashtable_free_and_destroy(&optee->ffa.global_ids, rh_free_fn, NULL); optee_supp_uninit(&optee->supp); mutex_destroy(&optee->call_queue.mutex); + mutex_destroy(&optee->ffa.mutex); err_unreg_supp_teedev: tee_device_unregister(optee->supp_teedev); err_unreg_teedev: diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig index e37691e0bf20..0e5cc948373c 100644 --- a/drivers/thermal/Kconfig +++ b/drivers/thermal/Kconfig @@ -113,8 +113,10 @@ config THERMAL_DEFAULT_GOV_USER_SPACE bool "user_space" select THERMAL_GOV_USER_SPACE help - Select this if you want to let the user space manage the - platform thermals. + The Userspace governor allows to get trip point crossed + notification from the kernel via uevents. It is recommended + to use the netlink interface instead which gives richer + information about the thermal framework events. config THERMAL_DEFAULT_GOV_POWER_ALLOCATOR bool "power_allocator" diff --git a/drivers/thermal/gov_user_space.c b/drivers/thermal/gov_user_space.c index 64a18e354a20..a62a4e90bd3f 100644 --- a/drivers/thermal/gov_user_space.c +++ b/drivers/thermal/gov_user_space.c @@ -17,8 +17,7 @@ static int user_space_bind(struct thermal_zone_device *tz) { - pr_warn_once("Userspace governor deprecated: use thermal netlink " \ - "notification instead\n"); + pr_info_once("Consider using thermal netlink events interface\n"); return 0; } diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c index 4954800b9850..79931ddc582a 100644 --- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c +++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c @@ -68,7 +68,7 @@ static int evaluate_odvp(struct int3400_thermal_priv *priv); struct odvp_attr { int odvp; struct int3400_thermal_priv *priv; - struct kobj_attribute attr; + struct device_attribute attr; }; static ssize_t data_vault_read(struct file *file, struct kobject *kobj, @@ -194,12 +194,31 @@ static int int3400_thermal_run_osc(acpi_handle handle, char *uuid_str, int *enab return result; } +static int set_os_uuid_mask(struct int3400_thermal_priv *priv, u32 mask) +{ + int cap = 0; + + /* + * Capability bits: + * Bit 0: set to 1 to indicate DPTF is active + * Bi1 1: set to 1 to active cooling is supported by user space daemon + * Bit 2: set to 1 to passive cooling is supported by user space daemon + * Bit 3: set to 1 to critical trip is handled by user space daemon + */ + if (mask) + cap = (priv->os_uuid_mask << 1) | 0x01; + + return int3400_thermal_run_osc(priv->adev->handle, + "b23ba85d-c8b7-3542-88de-8de2ffcfd698", + &cap); +} + static ssize_t current_uuid_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct int3400_thermal_priv *priv = dev_get_drvdata(dev); - int i; + int ret, i; for (i = 0; i < INT3400_THERMAL_MAXIMUM_UUID; ++i) { if (!strncmp(buf, int3400_thermal_uuids[i], @@ -231,19 +250,7 @@ static ssize_t current_uuid_store(struct device *dev, } if (priv->os_uuid_mask) { - int cap, ret; - - /* - * Capability bits: - * Bit 0: set to 1 to indicate DPTF is active - * Bi1 1: set to 1 to active cooling is supported by user space daemon - * Bit 2: set to 1 to passive cooling is supported by user space daemon - * Bit 3: set to 1 to critical trip is handled by user space daemon - */ - cap = ((priv->os_uuid_mask << 1) | 0x01); - ret = int3400_thermal_run_osc(priv->adev->handle, - "b23ba85d-c8b7-3542-88de-8de2ffcfd698", - &cap); + ret = set_os_uuid_mask(priv, priv->os_uuid_mask); if (ret) return ret; } @@ -311,7 +318,7 @@ end: return result; } -static ssize_t odvp_show(struct kobject *kobj, struct kobj_attribute *attr, +static ssize_t odvp_show(struct device *dev, struct device_attribute *attr, char *buf) { struct odvp_attr *odvp_attr; @@ -469,17 +476,26 @@ static int int3400_thermal_change_mode(struct thermal_zone_device *thermal, if (mode != thermal->mode) { int enabled; + enabled = mode == THERMAL_DEVICE_ENABLED; + + if (priv->os_uuid_mask) { + if (!enabled) { + priv->os_uuid_mask = 0; + result = set_os_uuid_mask(priv, priv->os_uuid_mask); + } + goto eval_odvp; + } + if (priv->current_uuid_index < 0 || priv->current_uuid_index >= INT3400_THERMAL_MAXIMUM_UUID) return -EINVAL; - enabled = (mode == THERMAL_DEVICE_ENABLED); result = int3400_thermal_run_osc(priv->adev->handle, int3400_thermal_uuids[priv->current_uuid_index], &enabled); } - +eval_odvp: evaluate_odvp(priv); return result; diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c index f154bada2906..1c4aac8464a7 100644 --- a/drivers/thermal/thermal_sysfs.c +++ b/drivers/thermal/thermal_sysfs.c @@ -610,9 +610,6 @@ cur_state_store(struct device *dev, struct device_attribute *attr, unsigned long state; int result; - dev_warn_once(&cdev->device, - "Setting cooling device state is deprecated\n"); - if (sscanf(buf, "%ld\n", &state) != 1) return -EINVAL; diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index fa92f727fdf8..fd8b86dde525 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -73,6 +73,8 @@ module_param(debug, int, 0600); */ #define MAX_MRU 1500 #define MAX_MTU 1500 +/* SOF, ADDR, CTRL, LEN1, LEN2, ..., FCS, EOF */ +#define PROT_OVERHEAD 7 #define GSM_NET_TX_TIMEOUT (HZ*10) /* @@ -135,6 +137,7 @@ struct gsm_dlci { int retries; /* Uplink tty if active */ struct tty_port port; /* The tty bound to this DLCI if there is one */ +#define TX_SIZE 4096 /* Must be power of 2. */ struct kfifo fifo; /* Queue fifo for the DLCI */ int adaption; /* Adaption layer in use */ int prev_adaption; @@ -219,7 +222,6 @@ struct gsm_mux { int encoding; u8 control; u8 fcs; - u8 received_fcs; u8 *txframe; /* TX framing buffer */ /* Method for the receiver side */ @@ -231,6 +233,7 @@ struct gsm_mux { int initiator; /* Did we initiate connection */ bool dead; /* Has the mux been shut down */ struct gsm_dlci *dlci[NUM_DLCI]; + int old_c_iflag; /* termios c_iflag value before attach */ bool constipated; /* Asked by remote to shut up */ spinlock_t tx_lock; @@ -271,10 +274,6 @@ static DEFINE_SPINLOCK(gsm_mux_lock); static struct tty_driver *gsm_tty_driver; -/* Save dlci open address */ -static int addr_open[256] = { 0 }; -/* Save dlci open count */ -static int addr_cnt; /* * This section of the driver logic implements the GSM encodings * both the basic and the 'advanced'. Reliable transport is not @@ -369,6 +368,7 @@ static const u8 gsm_fcs8[256] = { #define GOOD_FCS 0xCF static int gsmld_output(struct gsm_mux *gsm, u8 *data, int len); +static int gsm_modem_update(struct gsm_dlci *dlci, u8 brk); /** * gsm_fcs_add - update FCS @@ -832,7 +832,7 @@ static int gsm_dlci_data_output(struct gsm_mux *gsm, struct gsm_dlci *dlci) break; case 2: /* Unstructed with modem bits. Always one byte as we never send inline break data */ - *dp++ = gsm_encode_modem(dlci); + *dp++ = (gsm_encode_modem(dlci) << 1) | EA; break; } WARN_ON(kfifo_out_locked(&dlci->fifo, dp , len, &dlci->lock) != len); @@ -917,6 +917,66 @@ static int gsm_dlci_data_output_framed(struct gsm_mux *gsm, } /** + * gsm_dlci_modem_output - try and push modem status out of a DLCI + * @gsm: mux + * @dlci: the DLCI to pull modem status from + * @brk: break signal + * + * Push an empty frame in to the transmit queue to update the modem status + * bits and to transmit an optional break. + * + * Caller must hold the tx_lock of the mux. + */ + +static int gsm_dlci_modem_output(struct gsm_mux *gsm, struct gsm_dlci *dlci, + u8 brk) +{ + u8 *dp = NULL; + struct gsm_msg *msg; + int size = 0; + + /* for modem bits without break data */ + switch (dlci->adaption) { + case 1: /* Unstructured */ + break; + case 2: /* Unstructured with modem bits. */ + size++; + if (brk > 0) + size++; + break; + default: + pr_err("%s: unsupported adaption %d\n", __func__, + dlci->adaption); + return -EINVAL; + } + + msg = gsm_data_alloc(gsm, dlci->addr, size, gsm->ftype); + if (!msg) { + pr_err("%s: gsm_data_alloc error", __func__); + return -ENOMEM; + } + dp = msg->data; + switch (dlci->adaption) { + case 1: /* Unstructured */ + break; + case 2: /* Unstructured with modem bits. */ + if (brk == 0) { + *dp++ = (gsm_encode_modem(dlci) << 1) | EA; + } else { + *dp++ = gsm_encode_modem(dlci) << 1; + *dp++ = (brk << 4) | 2 | EA; /* Length, Break, EA */ + } + break; + default: + /* Handled above */ + break; + } + + __gsm_data_queue(dlci, msg); + return size; +} + +/** * gsm_dlci_data_sweep - look for data to send * @gsm: the GSM mux * @@ -1093,7 +1153,6 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) { unsigned int addr = 0; unsigned int modem = 0; - unsigned int brk = 0; struct gsm_dlci *dlci; int len = clen; int slen; @@ -1123,17 +1182,8 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) return; } len--; - if (len > 0) { - while (gsm_read_ea(&brk, *dp++) == 0) { - len--; - if (len == 0) - return; - } - modem <<= 7; - modem |= (brk & 0x7f); - } tty = tty_port_tty_get(&dlci->port); - gsm_process_modem(tty, dlci, modem, slen); + gsm_process_modem(tty, dlci, modem, slen - len); if (tty) { tty_wakeup(tty); tty_kref_put(tty); @@ -1193,7 +1243,6 @@ static void gsm_control_rls(struct gsm_mux *gsm, const u8 *data, int clen) } static void gsm_dlci_begin_close(struct gsm_dlci *dlci); -static void gsm_dlci_close(struct gsm_dlci *dlci); /** * gsm_control_message - DLCI 0 control processing @@ -1212,28 +1261,15 @@ static void gsm_control_message(struct gsm_mux *gsm, unsigned int command, { u8 buf[1]; unsigned long flags; - struct gsm_dlci *dlci; - int i; - int address; switch (command) { case CMD_CLD: { - if (addr_cnt > 0) { - for (i = 0; i < addr_cnt; i++) { - address = addr_open[i]; - dlci = gsm->dlci[address]; - gsm_dlci_close(dlci); - addr_open[i] = 0; - } - } + struct gsm_dlci *dlci = gsm->dlci[0]; /* Modem wishes to close down */ - dlci = gsm->dlci[0]; if (dlci) { dlci->dead = true; gsm->dead = true; - gsm_dlci_close(dlci); - addr_cnt = 0; - gsm_response(gsm, 0, UA|PF); + gsm_dlci_begin_close(dlci); } } break; @@ -1326,11 +1362,12 @@ static void gsm_control_response(struct gsm_mux *gsm, unsigned int command, static void gsm_control_transmit(struct gsm_mux *gsm, struct gsm_control *ctrl) { - struct gsm_msg *msg = gsm_data_alloc(gsm, 0, ctrl->len + 1, gsm->ftype); + struct gsm_msg *msg = gsm_data_alloc(gsm, 0, ctrl->len + 2, gsm->ftype); if (msg == NULL) return; - msg->data[0] = (ctrl->cmd << 1) | 2 | EA; /* command */ - memcpy(msg->data + 1, ctrl->data, ctrl->len); + msg->data[0] = (ctrl->cmd << 1) | CR | EA; /* command */ + msg->data[1] = (ctrl->len << 1) | EA; + memcpy(msg->data + 2, ctrl->data, ctrl->len); gsm_data_queue(gsm->dlci[0], msg); } @@ -1353,7 +1390,6 @@ static void gsm_control_retransmit(struct timer_list *t) spin_lock_irqsave(&gsm->control_lock, flags); ctrl = gsm->pending_cmd; if (ctrl) { - gsm->cretries--; if (gsm->cretries == 0) { gsm->pending_cmd = NULL; ctrl->error = -ETIMEDOUT; @@ -1362,6 +1398,7 @@ static void gsm_control_retransmit(struct timer_list *t) wake_up(&gsm->event); return; } + gsm->cretries--; gsm_control_transmit(gsm, ctrl); mod_timer(&gsm->t2_timer, jiffies + gsm->t2 * HZ / 100); } @@ -1402,7 +1439,7 @@ retry: /* If DLCI0 is in ADM mode skip retries, it won't respond */ if (gsm->dlci[0]->mode == DLCI_MODE_ADM) - gsm->cretries = 1; + gsm->cretries = 0; else gsm->cretries = gsm->n2; @@ -1450,20 +1487,22 @@ static int gsm_control_wait(struct gsm_mux *gsm, struct gsm_control *control) static void gsm_dlci_close(struct gsm_dlci *dlci) { + unsigned long flags; + del_timer(&dlci->t1); if (debug & 8) pr_debug("DLCI %d goes closed.\n", dlci->addr); dlci->state = DLCI_CLOSED; if (dlci->addr != 0) { tty_port_tty_hangup(&dlci->port, false); + spin_lock_irqsave(&dlci->lock, flags); kfifo_reset(&dlci->fifo); + spin_unlock_irqrestore(&dlci->lock, flags); /* Ensure that gsmtty_open() can return. */ tty_port_set_initialized(&dlci->port, 0); wake_up_interruptible(&dlci->port.open_wait); } else dlci->gsm->dead = true; - /* Unregister gsmtty driver,report gsmtty dev remove uevent for user */ - tty_unregister_device(gsm_tty_driver, dlci->addr); wake_up(&dlci->gsm->event); /* A DLCI 0 close is a MUX termination so we need to kick that back to userspace somehow */ @@ -1485,8 +1524,9 @@ static void gsm_dlci_open(struct gsm_dlci *dlci) dlci->state = DLCI_OPEN; if (debug & 8) pr_debug("DLCI %d goes open.\n", dlci->addr); - /* Register gsmtty driver,report gsmtty dev add uevent for user */ - tty_register_device(gsm_tty_driver, dlci->addr, NULL); + /* Send current modem state */ + if (dlci->addr) + gsm_modem_update(dlci, 0); wake_up(&dlci->gsm->event); } @@ -1619,10 +1659,12 @@ static void gsm_dlci_data(struct gsm_dlci *dlci, const u8 *data, int clen) if (len == 0) return; } + len--; slen++; tty = tty_port_tty_get(port); if (tty) { gsm_process_modem(tty, dlci, modem, slen); + tty_wakeup(tty); tty_kref_put(tty); } fallthrough; @@ -1690,7 +1732,7 @@ static struct gsm_dlci *gsm_dlci_alloc(struct gsm_mux *gsm, int addr) return NULL; spin_lock_init(&dlci->lock); mutex_init(&dlci->mutex); - if (kfifo_alloc(&dlci->fifo, 4096, GFP_KERNEL) < 0) { + if (kfifo_alloc(&dlci->fifo, TX_SIZE, GFP_KERNEL) < 0) { kfree(dlci); return NULL; } @@ -1793,19 +1835,7 @@ static void gsm_queue(struct gsm_mux *gsm) struct gsm_dlci *dlci; u8 cr; int address; - int i, j, k, address_tmp; - /* We have to sneak a look at the packet body to do the FCS. - A somewhat layering violation in the spec */ - if ((gsm->control & ~PF) == UI) - gsm->fcs = gsm_fcs_add_block(gsm->fcs, gsm->buf, gsm->len); - if (gsm->encoding == 0) { - /* WARNING: gsm->received_fcs is used for - gsm->encoding = 0 only. - In this case it contain the last piece of data - required to generate final CRC */ - gsm->fcs = gsm_fcs_add(gsm->fcs, gsm->received_fcs); - } if (gsm->fcs != GOOD_FCS) { gsm->bad_fcs++; if (debug & 4) @@ -1836,11 +1866,6 @@ static void gsm_queue(struct gsm_mux *gsm) else { gsm_response(gsm, address, UA|PF); gsm_dlci_open(dlci); - /* Save dlci open address */ - if (address) { - addr_open[addr_cnt] = address; - addr_cnt++; - } } break; case DISC|PF: @@ -1851,35 +1876,9 @@ static void gsm_queue(struct gsm_mux *gsm) return; } /* Real close complete */ - if (!address) { - if (addr_cnt > 0) { - for (i = 0; i < addr_cnt; i++) { - address = addr_open[i]; - dlci = gsm->dlci[address]; - gsm_dlci_close(dlci); - addr_open[i] = 0; - } - } - dlci = gsm->dlci[0]; - gsm_dlci_close(dlci); - addr_cnt = 0; - gsm_response(gsm, 0, UA|PF); - } else { - gsm_response(gsm, address, UA|PF); - gsm_dlci_close(dlci); - /* clear dlci address */ - for (j = 0; j < addr_cnt; j++) { - address_tmp = addr_open[j]; - if (address_tmp == address) { - for (k = j; k < addr_cnt; k++) - addr_open[k] = addr_open[k+1]; - addr_cnt--; - break; - } - } - } + gsm_response(gsm, address, UA|PF); + gsm_dlci_close(dlci); break; - case UA: case UA|PF: if (cr == 0 || dlci == NULL) break; @@ -1993,19 +1992,25 @@ static void gsm0_receive(struct gsm_mux *gsm, unsigned char c) break; case GSM_DATA: /* Data */ gsm->buf[gsm->count++] = c; - if (gsm->count == gsm->len) + if (gsm->count == gsm->len) { + /* Calculate final FCS for UI frames over all data */ + if ((gsm->control & ~PF) != UIH) { + gsm->fcs = gsm_fcs_add_block(gsm->fcs, gsm->buf, + gsm->count); + } gsm->state = GSM_FCS; + } break; case GSM_FCS: /* FCS follows the packet */ - gsm->received_fcs = c; - gsm_queue(gsm); + gsm->fcs = gsm_fcs_add(gsm->fcs, c); gsm->state = GSM_SSOF; break; case GSM_SSOF: - if (c == GSM0_SOF) { - gsm->state = GSM_SEARCH; - break; - } + gsm->state = GSM_SEARCH; + if (c == GSM0_SOF) + gsm_queue(gsm); + else + gsm->bad_size++; break; default: pr_debug("%s: unhandled state: %d\n", __func__, gsm->state); @@ -2023,12 +2028,35 @@ static void gsm0_receive(struct gsm_mux *gsm, unsigned char c) static void gsm1_receive(struct gsm_mux *gsm, unsigned char c) { + /* handle XON/XOFF */ + if ((c & ISO_IEC_646_MASK) == XON) { + gsm->constipated = true; + return; + } else if ((c & ISO_IEC_646_MASK) == XOFF) { + gsm->constipated = false; + /* Kick the link in case it is idling */ + gsm_data_kick(gsm, NULL); + return; + } if (c == GSM1_SOF) { - /* EOF is only valid in frame if we have got to the data state - and received at least one byte (the FCS) */ - if (gsm->state == GSM_DATA && gsm->count) { - /* Extract the FCS */ + /* EOF is only valid in frame if we have got to the data state */ + if (gsm->state == GSM_DATA) { + if (gsm->count < 1) { + /* Missing FSC */ + gsm->malformed++; + gsm->state = GSM_START; + return; + } + /* Remove the FCS from data */ gsm->count--; + if ((gsm->control & ~PF) != UIH) { + /* Calculate final FCS for UI frames over all + * data but FCS + */ + gsm->fcs = gsm_fcs_add_block(gsm->fcs, gsm->buf, + gsm->count); + } + /* Add the FCS itself to test against GOOD_FCS */ gsm->fcs = gsm_fcs_add(gsm->fcs, gsm->buf[gsm->count]); gsm->len = gsm->count; gsm_queue(gsm); @@ -2037,7 +2065,8 @@ static void gsm1_receive(struct gsm_mux *gsm, unsigned char c) } /* Any partial frame was a runt so go back to start */ if (gsm->state != GSM_START) { - gsm->malformed++; + if (gsm->state != GSM_SEARCH) + gsm->malformed++; gsm->state = GSM_START; } /* A SOF in GSM_START means we are still reading idling or @@ -2106,74 +2135,43 @@ static void gsm_error(struct gsm_mux *gsm) gsm->io_error++; } -static int gsm_disconnect(struct gsm_mux *gsm) -{ - struct gsm_dlci *dlci = gsm->dlci[0]; - struct gsm_control *gc; - - if (!dlci) - return 0; - - /* In theory disconnecting DLCI 0 is sufficient but for some - modems this is apparently not the case. */ - gc = gsm_control_send(gsm, CMD_CLD, NULL, 0); - if (gc) - gsm_control_wait(gsm, gc); - - del_timer_sync(&gsm->t2_timer); - /* Now we are sure T2 has stopped */ - - gsm_dlci_begin_close(dlci); - wait_event_interruptible(gsm->event, - dlci->state == DLCI_CLOSED); - - if (signal_pending(current)) - return -EINTR; - - return 0; -} - /** * gsm_cleanup_mux - generic GSM protocol cleanup * @gsm: our mux + * @disc: disconnect link? * * Clean up the bits of the mux which are the same for all framing * protocols. Remove the mux from the mux table, stop all the timers * and then shut down each device hanging up the channels as we go. */ -static void gsm_cleanup_mux(struct gsm_mux *gsm) +static void gsm_cleanup_mux(struct gsm_mux *gsm, bool disc) { int i; struct gsm_dlci *dlci = gsm->dlci[0]; struct gsm_msg *txq, *ntxq; gsm->dead = true; + mutex_lock(&gsm->mutex); - spin_lock(&gsm_mux_lock); - for (i = 0; i < MAX_MUX; i++) { - if (gsm_mux[i] == gsm) { - gsm_mux[i] = NULL; - break; + if (dlci) { + if (disc && dlci->state != DLCI_CLOSED) { + gsm_dlci_begin_close(dlci); + wait_event(gsm->event, dlci->state == DLCI_CLOSED); } + dlci->dead = true; } - spin_unlock(&gsm_mux_lock); - /* open failed before registering => nothing to do */ - if (i == MAX_MUX) - return; + /* Finish outstanding timers, making sure they are done */ del_timer_sync(&gsm->t2_timer); - /* Now we are sure T2 has stopped */ - if (dlci) - dlci->dead = true; - /* Free up any link layer users */ - mutex_lock(&gsm->mutex); - for (i = 0; i < NUM_DLCI; i++) + /* Free up any link layer users and finally the control channel */ + for (i = NUM_DLCI - 1; i >= 0; i--) if (gsm->dlci[i]) gsm_dlci_release(gsm->dlci[i]); mutex_unlock(&gsm->mutex); /* Now wipe the queues */ + tty_ldisc_flush(gsm->tty); list_for_each_entry_safe(txq, ntxq, &gsm->tx_list, list) kfree(txq); INIT_LIST_HEAD(&gsm->tx_list); @@ -2191,7 +2189,6 @@ static void gsm_cleanup_mux(struct gsm_mux *gsm) static int gsm_activate_mux(struct gsm_mux *gsm) { struct gsm_dlci *dlci; - int i = 0; timer_setup(&gsm->t2_timer, gsm_control_retransmit, 0); init_waitqueue_head(&gsm->event); @@ -2203,18 +2200,6 @@ static int gsm_activate_mux(struct gsm_mux *gsm) else gsm->receive = gsm1_receive; - spin_lock(&gsm_mux_lock); - for (i = 0; i < MAX_MUX; i++) { - if (gsm_mux[i] == NULL) { - gsm->num = i; - gsm_mux[i] = gsm; - break; - } - } - spin_unlock(&gsm_mux_lock); - if (i == MAX_MUX) - return -EBUSY; - dlci = gsm_dlci_alloc(gsm, 0); if (dlci == NULL) return -ENOMEM; @@ -2230,6 +2215,15 @@ static int gsm_activate_mux(struct gsm_mux *gsm) */ static void gsm_free_mux(struct gsm_mux *gsm) { + int i; + + for (i = 0; i < MAX_MUX; i++) { + if (gsm == gsm_mux[i]) { + gsm_mux[i] = NULL; + break; + } + } + mutex_destroy(&gsm->mutex); kfree(gsm->txframe); kfree(gsm->buf); kfree(gsm); @@ -2249,12 +2243,20 @@ static void gsm_free_muxr(struct kref *ref) static inline void mux_get(struct gsm_mux *gsm) { + unsigned long flags; + + spin_lock_irqsave(&gsm_mux_lock, flags); kref_get(&gsm->ref); + spin_unlock_irqrestore(&gsm_mux_lock, flags); } static inline void mux_put(struct gsm_mux *gsm) { + unsigned long flags; + + spin_lock_irqsave(&gsm_mux_lock, flags); kref_put(&gsm->ref, gsm_free_muxr); + spin_unlock_irqrestore(&gsm_mux_lock, flags); } static inline unsigned int mux_num_to_base(struct gsm_mux *gsm) @@ -2275,6 +2277,7 @@ static inline unsigned int mux_line_to_num(unsigned int line) static struct gsm_mux *gsm_alloc_mux(void) { + int i; struct gsm_mux *gsm = kzalloc(sizeof(struct gsm_mux), GFP_KERNEL); if (gsm == NULL) return NULL; @@ -2283,7 +2286,7 @@ static struct gsm_mux *gsm_alloc_mux(void) kfree(gsm); return NULL; } - gsm->txframe = kmalloc(2 * MAX_MRU + 2, GFP_KERNEL); + gsm->txframe = kmalloc(2 * (MAX_MTU + PROT_OVERHEAD - 1), GFP_KERNEL); if (gsm->txframe == NULL) { kfree(gsm->buf); kfree(gsm); @@ -2304,6 +2307,26 @@ static struct gsm_mux *gsm_alloc_mux(void) gsm->mtu = 64; gsm->dead = true; /* Avoid early tty opens */ + /* Store the instance to the mux array or abort if no space is + * available. + */ + spin_lock(&gsm_mux_lock); + for (i = 0; i < MAX_MUX; i++) { + if (!gsm_mux[i]) { + gsm_mux[i] = gsm; + gsm->num = i; + break; + } + } + spin_unlock(&gsm_mux_lock); + if (i == MAX_MUX) { + mutex_destroy(&gsm->mutex); + kfree(gsm->txframe); + kfree(gsm->buf); + kfree(gsm); + return NULL; + } + return gsm; } @@ -2330,6 +2353,7 @@ static void gsm_copy_config_values(struct gsm_mux *gsm, static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c) { + int ret = 0; int need_close = 0; int need_restart = 0; @@ -2339,7 +2363,7 @@ static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c) /* Check the MRU/MTU range looks sane */ if (c->mru > MAX_MRU || c->mtu > MAX_MTU || c->mru < 8 || c->mtu < 8) return -EINVAL; - if (c->n2 < 3) + if (c->n2 > 255) return -EINVAL; if (c->encapsulation > 1) /* Basic, advanced, no I */ return -EINVAL; @@ -2370,19 +2394,11 @@ static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c) /* * Close down what is needed, restart and initiate the new - * configuration + * configuration. On the first time there is no DLCI[0] + * and closing or cleaning up is not necessary. */ - - if (gsm->initiator && (need_close || need_restart)) { - int ret; - - ret = gsm_disconnect(gsm); - - if (ret) - return ret; - } - if (need_restart) - gsm_cleanup_mux(gsm); + if (need_close || need_restart) + gsm_cleanup_mux(gsm, true); gsm->initiator = c->initiator; gsm->mru = c->mru; @@ -2405,10 +2421,13 @@ static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c) * FIXME: We need to separate activation/deactivation from adding * and removing from the mux array */ - if (need_restart) - gsm_activate_mux(gsm); - if (gsm->initiator && need_close) - gsm_dlci_begin_open(gsm->dlci[0]); + if (gsm->dead) { + ret = gsm_activate_mux(gsm); + if (ret) + return ret; + if (gsm->initiator) + gsm_dlci_begin_open(gsm->dlci[0]); + } return 0; } @@ -2450,25 +2469,26 @@ static int gsmld_attach_gsm(struct tty_struct *tty, struct gsm_mux *gsm) int ret, i; gsm->tty = tty_kref_get(tty); + /* Turn off tty XON/XOFF handling to handle it explicitly. */ + gsm->old_c_iflag = tty->termios.c_iflag; + tty->termios.c_iflag &= (IXON | IXOFF); ret = gsm_activate_mux(gsm); if (ret != 0) tty_kref_put(gsm->tty); else { /* Don't register device 0 - this is the control channel and not a usable tty interface */ - if (gsm->initiator) { - base = mux_num_to_base(gsm); /* Base for this MUX */ - for (i = 1; i < NUM_DLCI; i++) { - struct device *dev; + base = mux_num_to_base(gsm); /* Base for this MUX */ + for (i = 1; i < NUM_DLCI; i++) { + struct device *dev; - dev = tty_register_device(gsm_tty_driver, + dev = tty_register_device(gsm_tty_driver, base + i, NULL); - if (IS_ERR(dev)) { - for (i--; i >= 1; i--) - tty_unregister_device(gsm_tty_driver, - base + i); - return PTR_ERR(dev); - } + if (IS_ERR(dev)) { + for (i--; i >= 1; i--) + tty_unregister_device(gsm_tty_driver, + base + i); + return PTR_ERR(dev); } } } @@ -2490,11 +2510,10 @@ static void gsmld_detach_gsm(struct tty_struct *tty, struct gsm_mux *gsm) int i; WARN_ON(tty != gsm->tty); - if (gsm->initiator) { - for (i = 1; i < NUM_DLCI; i++) - tty_unregister_device(gsm_tty_driver, base + i); - } - gsm_cleanup_mux(gsm); + for (i = 1; i < NUM_DLCI; i++) + tty_unregister_device(gsm_tty_driver, base + i); + /* Restore tty XON/XOFF handling. */ + gsm->tty->termios.c_iflag = gsm->old_c_iflag; tty_kref_put(gsm->tty); gsm->tty = NULL; } @@ -2559,6 +2578,12 @@ static void gsmld_close(struct tty_struct *tty) { struct gsm_mux *gsm = tty->disc_data; + /* The ldisc locks and closes the port before calling our close. This + * means we have no way to do a proper disconnect. We will not bother + * to do one. + */ + gsm_cleanup_mux(gsm, false); + gsmld_detach_gsm(tty, gsm); gsmld_flush_buffer(tty); @@ -2597,7 +2622,7 @@ static int gsmld_open(struct tty_struct *tty) ret = gsmld_attach_gsm(tty, gsm); if (ret != 0) { - gsm_cleanup_mux(gsm); + gsm_cleanup_mux(gsm, false); mux_put(gsm); } return ret; @@ -2952,28 +2977,78 @@ static struct tty_ldisc_ops tty_ldisc_packet = { * Virtual tty side */ -#define TX_SIZE 512 +/** + * gsm_modem_upd_via_data - send modem bits via convergence layer + * @dlci: channel + * @brk: break signal + * + * Send an empty frame to signal mobile state changes and to transmit the + * break signal for adaption 2. + */ + +static void gsm_modem_upd_via_data(struct gsm_dlci *dlci, u8 brk) +{ + struct gsm_mux *gsm = dlci->gsm; + unsigned long flags; + + if (dlci->state != DLCI_OPEN || dlci->adaption != 2) + return; + + spin_lock_irqsave(&gsm->tx_lock, flags); + gsm_dlci_modem_output(gsm, dlci, brk); + spin_unlock_irqrestore(&gsm->tx_lock, flags); +} + +/** + * gsm_modem_upd_via_msc - send modem bits via control frame + * @dlci: channel + * @brk: break signal + */ -static int gsmtty_modem_update(struct gsm_dlci *dlci, u8 brk) +static int gsm_modem_upd_via_msc(struct gsm_dlci *dlci, u8 brk) { - u8 modembits[5]; + u8 modembits[3]; struct gsm_control *ctrl; int len = 2; - if (brk) - len++; + if (dlci->gsm->encoding != 0) + return 0; - modembits[0] = len << 1 | EA; /* Data bytes */ - modembits[1] = dlci->addr << 2 | 3; /* DLCI, EA, 1 */ - modembits[2] = gsm_encode_modem(dlci) << 1 | EA; - if (brk) - modembits[3] = brk << 4 | 2 | EA; /* Valid, EA */ - ctrl = gsm_control_send(dlci->gsm, CMD_MSC, modembits, len + 1); + modembits[0] = (dlci->addr << 2) | 2 | EA; /* DLCI, Valid, EA */ + if (!brk) { + modembits[1] = (gsm_encode_modem(dlci) << 1) | EA; + } else { + modembits[1] = gsm_encode_modem(dlci) << 1; + modembits[2] = (brk << 4) | 2 | EA; /* Length, Break, EA */ + len++; + } + ctrl = gsm_control_send(dlci->gsm, CMD_MSC, modembits, len); if (ctrl == NULL) return -ENOMEM; return gsm_control_wait(dlci->gsm, ctrl); } +/** + * gsm_modem_update - send modem status line state + * @dlci: channel + * @brk: break signal + */ + +static int gsm_modem_update(struct gsm_dlci *dlci, u8 brk) +{ + if (dlci->adaption == 2) { + /* Send convergence layer type 2 empty data frame. */ + gsm_modem_upd_via_data(dlci, brk); + return 0; + } else if (dlci->gsm->encoding == 0) { + /* Send as MSC control message. */ + return gsm_modem_upd_via_msc(dlci, brk); + } + + /* Modem status lines are not supported. */ + return -EPROTONOSUPPORT; +} + static int gsm_carrier_raised(struct tty_port *port) { struct gsm_dlci *dlci = container_of(port, struct gsm_dlci, port); @@ -3006,7 +3081,7 @@ static void gsm_dtr_rts(struct tty_port *port, int onoff) modem_tx &= ~(TIOCM_DTR | TIOCM_RTS); if (modem_tx != dlci->modem_tx) { dlci->modem_tx = modem_tx; - gsmtty_modem_update(dlci, 0); + gsm_modem_update(dlci, 0); } } @@ -3141,7 +3216,7 @@ static unsigned int gsmtty_write_room(struct tty_struct *tty) struct gsm_dlci *dlci = tty->driver_data; if (dlci->state == DLCI_CLOSED) return 0; - return TX_SIZE - kfifo_len(&dlci->fifo); + return kfifo_avail(&dlci->fifo); } static unsigned int gsmtty_chars_in_buffer(struct tty_struct *tty) @@ -3155,13 +3230,17 @@ static unsigned int gsmtty_chars_in_buffer(struct tty_struct *tty) static void gsmtty_flush_buffer(struct tty_struct *tty) { struct gsm_dlci *dlci = tty->driver_data; + unsigned long flags; + if (dlci->state == DLCI_CLOSED) return; /* Caution needed: If we implement reliable transport classes then the data being transmitted can't simply be junked once it has first hit the stack. Until then we can just blow it away */ + spin_lock_irqsave(&dlci->lock, flags); kfifo_reset(&dlci->fifo); + spin_unlock_irqrestore(&dlci->lock, flags); /* Need to unhook this DLCI from the transmit queue logic */ } @@ -3193,7 +3272,7 @@ static int gsmtty_tiocmset(struct tty_struct *tty, if (modem_tx != dlci->modem_tx) { dlci->modem_tx = modem_tx; - return gsmtty_modem_update(dlci, 0); + return gsm_modem_update(dlci, 0); } return 0; } @@ -3254,7 +3333,7 @@ static void gsmtty_throttle(struct tty_struct *tty) dlci->modem_tx &= ~TIOCM_RTS; dlci->throttled = true; /* Send an MSC with RTS cleared */ - gsmtty_modem_update(dlci, 0); + gsm_modem_update(dlci, 0); } static void gsmtty_unthrottle(struct tty_struct *tty) @@ -3266,7 +3345,7 @@ static void gsmtty_unthrottle(struct tty_struct *tty) dlci->modem_tx |= TIOCM_RTS; dlci->throttled = false; /* Send an MSC with RTS set */ - gsmtty_modem_update(dlci, 0); + gsm_modem_update(dlci, 0); } static int gsmtty_break_ctl(struct tty_struct *tty, int state) @@ -3284,7 +3363,7 @@ static int gsmtty_break_ctl(struct tty_struct *tty, int state) if (encode > 0x0F) encode = 0x0F; /* Best effort */ } - return gsmtty_modem_update(dlci, encode); + return gsm_modem_update(dlci, encode); } static void gsmtty_cleanup(struct tty_struct *tty) diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c index f4a0caa56f84..21053db93ff1 100644 --- a/drivers/tty/serial/8250/8250_mtk.c +++ b/drivers/tty/serial/8250/8250_mtk.c @@ -37,6 +37,7 @@ #define MTK_UART_IER_RTSI 0x40 /* Enable RTS Modem status interrupt */ #define MTK_UART_IER_CTSI 0x80 /* Enable CTS Modem status interrupt */ +#define MTK_UART_EFR 38 /* I/O: Extended Features Register */ #define MTK_UART_EFR_EN 0x10 /* Enable enhancement feature */ #define MTK_UART_EFR_RTS 0x40 /* Enable hardware rx flow control */ #define MTK_UART_EFR_CTS 0x80 /* Enable hardware tx flow control */ @@ -53,6 +54,12 @@ #define MTK_UART_TX_TRIGGER 1 #define MTK_UART_RX_TRIGGER MTK_UART_RX_SIZE +#define MTK_UART_FEATURE_SEL 39 /* Feature Selection register */ +#define MTK_UART_FEAT_NEWRMAP BIT(0) /* Use new register map */ + +#define MTK_UART_XON1 40 /* I/O: Xon character 1 */ +#define MTK_UART_XOFF1 42 /* I/O: Xoff character 1 */ + #ifdef CONFIG_SERIAL_8250_DMA enum dma_rx_status { DMA_RX_START = 0, @@ -169,7 +176,7 @@ static void mtk8250_dma_enable(struct uart_8250_port *up) MTK_UART_DMA_EN_RX | MTK_UART_DMA_EN_TX); serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); - serial_out(up, UART_EFR, UART_EFR_ECB); + serial_out(up, MTK_UART_EFR, UART_EFR_ECB); serial_out(up, UART_LCR, lcr); if (dmaengine_slave_config(dma->rxchan, &dma->rxconf) != 0) @@ -232,7 +239,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode) int lcr = serial_in(up, UART_LCR); serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); - serial_out(up, UART_EFR, UART_EFR_ECB); + serial_out(up, MTK_UART_EFR, UART_EFR_ECB); serial_out(up, UART_LCR, lcr); lcr = serial_in(up, UART_LCR); @@ -241,7 +248,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode) serial_out(up, MTK_UART_ESCAPE_DAT, MTK_UART_ESCAPE_CHAR); serial_out(up, MTK_UART_ESCAPE_EN, 0x00); serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); - serial_out(up, UART_EFR, serial_in(up, UART_EFR) & + serial_out(up, MTK_UART_EFR, serial_in(up, MTK_UART_EFR) & (~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK))); serial_out(up, UART_LCR, lcr); mtk8250_disable_intrs(up, MTK_UART_IER_XOFFI | @@ -255,8 +262,8 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode) serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); /*enable hw flow control*/ - serial_out(up, UART_EFR, MTK_UART_EFR_HW_FC | - (serial_in(up, UART_EFR) & + serial_out(up, MTK_UART_EFR, MTK_UART_EFR_HW_FC | + (serial_in(up, MTK_UART_EFR) & (~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK)))); serial_out(up, UART_LCR, lcr); @@ -270,12 +277,12 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode) serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); /*enable sw flow control */ - serial_out(up, UART_EFR, MTK_UART_EFR_XON1_XOFF1 | - (serial_in(up, UART_EFR) & + serial_out(up, MTK_UART_EFR, MTK_UART_EFR_XON1_XOFF1 | + (serial_in(up, MTK_UART_EFR) & (~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK)))); - serial_out(up, UART_XON1, START_CHAR(port->state->port.tty)); - serial_out(up, UART_XOFF1, STOP_CHAR(port->state->port.tty)); + serial_out(up, MTK_UART_XON1, START_CHAR(port->state->port.tty)); + serial_out(up, MTK_UART_XOFF1, STOP_CHAR(port->state->port.tty)); serial_out(up, UART_LCR, lcr); mtk8250_disable_intrs(up, MTK_UART_IER_CTSI|MTK_UART_IER_RTSI); mtk8250_enable_intrs(up, MTK_UART_IER_XOFFI); @@ -568,6 +575,10 @@ static int mtk8250_probe(struct platform_device *pdev) uart.dma = data->dma; #endif + /* Set AP UART new register map */ + writel(MTK_UART_FEAT_NEWRMAP, uart.port.membase + + (MTK_UART_FEATURE_SEL << uart.port.regshift)); + /* Disable Rate Fix function */ writel(0x0, uart.port.membase + (MTK_UART_RATE_FIX << uart.port.regshift)); diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index e17e97ea86fa..a293e9f107d0 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -2667,7 +2667,7 @@ enum pci_board_num_t { pbn_panacom2, pbn_panacom4, pbn_plx_romulus, - pbn_endrun_2_4000000, + pbn_endrun_2_3906250, pbn_oxsemi, pbn_oxsemi_1_3906250, pbn_oxsemi_2_3906250, @@ -3195,10 +3195,10 @@ static struct pciserial_board pci_boards[] = { * signal now many ports are available * 2 port 952 Uart support */ - [pbn_endrun_2_4000000] = { + [pbn_endrun_2_3906250] = { .flags = FL_BASE0, .num_ports = 2, - .base_baud = 4000000, + .base_baud = 3906250, .uart_offset = 0x200, .first_offset = 0x1000, }, @@ -4115,7 +4115,7 @@ static const struct pci_device_id serial_pci_tbl[] = { */ { PCI_VENDOR_ID_ENDRUN, PCI_DEVICE_ID_ENDRUN_1588, PCI_ANY_ID, PCI_ANY_ID, 0, 0, - pbn_endrun_2_4000000 }, + pbn_endrun_2_3906250 }, /* * Quatech cards. These actually have configurable clocks but for * now we just use the default. diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 318af6f13605..1fbd5bf264be 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -1675,11 +1675,11 @@ static void serial8250_start_tx(struct uart_port *port) struct uart_8250_port *up = up_to_u8250p(port); struct uart_8250_em485 *em485 = up->em485; - serial8250_rpm_get_tx(up); - if (!port->x_char && uart_circ_empty(&port->state->xmit)) return; + serial8250_rpm_get_tx(up); + if (em485 && em485->active_timer == &em485->start_tx_timer) return; @@ -3329,7 +3329,7 @@ static void serial8250_console_restore(struct uart_8250_port *up) serial8250_set_divisor(port, baud, quot, frac); serial_port_out(port, UART_LCR, up->lcr); - serial8250_out_MCR(up, UART_MCR_DTR | UART_MCR_RTS); + serial8250_out_MCR(up, up->mcr | UART_MCR_DTR | UART_MCR_RTS); } /* diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 51ecb050ae40..4d11a3e547f9 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1255,13 +1255,18 @@ static inline bool pl011_dma_rx_running(struct uart_amba_port *uap) static void pl011_rs485_tx_stop(struct uart_amba_port *uap) { + /* + * To be on the safe side only time out after twice as many iterations + * as fifo size. + */ + const int MAX_TX_DRAIN_ITERS = uap->port.fifosize * 2; struct uart_port *port = &uap->port; int i = 0; u32 cr; /* Wait until hardware tx queue is empty */ while (!pl011_tx_empty(port)) { - if (i == port->fifosize) { + if (i > MAX_TX_DRAIN_ITERS) { dev_warn(port->dev, "timeout while draining hardware tx queue\n"); break; @@ -2052,7 +2057,7 @@ pl011_set_termios(struct uart_port *port, struct ktermios *termios, * with the given baud rate. We use this as the poll interval when we * wait for the tx queue to empty. */ - uap->rs485_tx_drain_interval = (bits * 1000 * 1000) / baud; + uap->rs485_tx_drain_interval = DIV_ROUND_UP(bits * 1000 * 1000, baud); pl011_setup_status_masks(port, termios); diff --git a/drivers/tty/serial/digicolor-usart.c b/drivers/tty/serial/digicolor-usart.c index 6d70fea76bb3..e37a917b9dbb 100644 --- a/drivers/tty/serial/digicolor-usart.c +++ b/drivers/tty/serial/digicolor-usart.c @@ -471,11 +471,10 @@ static int digicolor_uart_probe(struct platform_device *pdev) if (IS_ERR(uart_clk)) return PTR_ERR(uart_clk); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - dp->port.mapbase = res->start; - dp->port.membase = devm_ioremap_resource(&pdev->dev, res); + dp->port.membase = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(dp->port.membase)) return PTR_ERR(dp->port.membase); + dp->port.mapbase = res->start; irq = platform_get_irq(pdev, 0); if (irq < 0) diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 87789872f400..be12fee94db5 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -2664,6 +2664,7 @@ static int lpuart_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct lpuart_port *sport; struct resource *res; + irq_handler_t handler; int ret; sport = devm_kzalloc(&pdev->dev, sizeof(*sport), GFP_KERNEL); @@ -2741,17 +2742,11 @@ static int lpuart_probe(struct platform_device *pdev) if (lpuart_is_32(sport)) { lpuart_reg.cons = LPUART32_CONSOLE; - ret = devm_request_irq(&pdev->dev, sport->port.irq, lpuart32_int, 0, - DRIVER_NAME, sport); + handler = lpuart32_int; } else { lpuart_reg.cons = LPUART_CONSOLE; - ret = devm_request_irq(&pdev->dev, sport->port.irq, lpuart_int, 0, - DRIVER_NAME, sport); + handler = lpuart_int; } - - if (ret) - goto failed_irq_request; - ret = uart_add_one_port(&lpuart_reg, &sport->port); if (ret) goto failed_attach_port; @@ -2773,13 +2768,18 @@ static int lpuart_probe(struct platform_device *pdev) sport->port.rs485_config(&sport->port, &sport->port.rs485); + ret = devm_request_irq(&pdev->dev, sport->port.irq, handler, 0, + DRIVER_NAME, sport); + if (ret) + goto failed_irq_request; + return 0; +failed_irq_request: failed_get_rs485: failed_reset: uart_remove_one_port(&lpuart_reg, &sport->port); failed_attach_port: -failed_irq_request: lpuart_disable_clks(sport); failed_clock_enable: failed_out_of_range: diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index fd38e6ed4fda..a2100be8d554 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1448,7 +1448,7 @@ static int imx_uart_startup(struct uart_port *port) imx_uart_writel(sport, ucr1, UCR1); ucr4 = imx_uart_readl(sport, UCR4) & ~(UCR4_OREN | UCR4_INVR); - if (!sport->dma_is_enabled) + if (!dma_is_inited) ucr4 |= UCR4_OREN; if (sport->inverted_rx) ucr4 |= UCR4_INVR; diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index e857fb61efbf..5fb201c1b563 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1238,12 +1238,10 @@ static void sc16is7xx_shutdown(struct uart_port *port) /* Disable all interrupts */ sc16is7xx_port_write(port, SC16IS7XX_IER_REG, 0); - /* Disable TX/RX, clear auto RS485 and RTS invert */ + /* Disable TX/RX */ sc16is7xx_port_update(port, SC16IS7XX_EFCR_REG, SC16IS7XX_EFCR_RXDISABLE_BIT | - SC16IS7XX_EFCR_TXDISABLE_BIT | - SC16IS7XX_EFCR_AUTO_RS485_BIT | - SC16IS7XX_EFCR_RTS_INVERT_BIT, + SC16IS7XX_EFCR_TXDISABLE_BIT, SC16IS7XX_EFCR_RXDISABLE_BIT | SC16IS7XX_EFCR_TXDISABLE_BIT); diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index f9af7ebe003d..d6d515d598dc 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -2684,6 +2684,7 @@ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep) struct usb_request *request; struct cdns3_request *priv_req; struct cdns3_trb *trb = NULL; + struct cdns3_trb trb_tmp; int ret; int val; @@ -2693,8 +2694,10 @@ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep) if (request) { priv_req = to_cdns3_request(request); trb = priv_req->trb; - if (trb) + if (trb) { + trb_tmp = *trb; trb->control = trb->control ^ cpu_to_le32(TRB_CYCLE); + } } writel(EP_CMD_CSTALL | EP_CMD_EPRST, &priv_dev->regs->ep_cmd); @@ -2709,7 +2712,7 @@ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep) if (request) { if (trb) - trb->control = trb->control ^ cpu_to_le32(TRB_CYCLE); + *trb = trb_tmp; cdns3_rearm_transfer(priv_ep, 1); } diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 7f2c83f299d3..eebe782380fb 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -774,6 +774,7 @@ static int wdm_release(struct inode *inode, struct file *file) poison_urbs(desc); spin_lock_irq(&desc->iuspin); desc->resp_count = 0; + clear_bit(WDM_RESPONDING, &desc->flags); spin_unlock_irq(&desc->iuspin); desc->manage_power(desc->intf, 0); unpoison_urbs(desc); diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 6abb7294e919..b5b85bf80329 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1209,12 +1209,16 @@ static int do_proc_control(struct usb_dev_state *ps, usb_unlock_device(dev); i = usbfs_start_wait_urb(urb, tmo, &actlen); + + /* Linger a bit, prior to the next control message. */ + if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG) + msleep(200); usb_lock_device(dev); snoop_urb(dev, NULL, pipe, actlen, i, COMPLETE, tbuf, actlen); if (!i && actlen) { if (copy_to_user(ctrl->data, tbuf, actlen)) { ret = -EFAULT; - goto recv_fault; + goto done; } } } else { @@ -1231,6 +1235,10 @@ static int do_proc_control(struct usb_dev_state *ps, usb_unlock_device(dev); i = usbfs_start_wait_urb(urb, tmo, &actlen); + + /* Linger a bit, prior to the next control message. */ + if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG) + msleep(200); usb_lock_device(dev); snoop_urb(dev, NULL, pipe, actlen, i, COMPLETE, NULL, 0); } @@ -1242,10 +1250,6 @@ static int do_proc_control(struct usb_dev_state *ps, } ret = (i < 0 ? i : actlen); - recv_fault: - /* Linger a bit, prior to the next control message. */ - if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG) - msleep(200); done: kfree(dr); usb_free_urb(urb); diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index d3c14b5ed4a1..97b44a68668a 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -404,6 +404,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x0b05, 0x17e0), .driver_info = USB_QUIRK_IGNORE_REMOTE_WAKEUP }, + /* Realtek Semiconductor Corp. Mass Storage Device (Multicard Reader)*/ + { USB_DEVICE(0x0bda, 0x0151), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* Realtek hub in Dell WD19 (Type-C) */ { USB_DEVICE(0x0bda, 0x0487), .driver_info = USB_QUIRK_NO_LPM }, @@ -507,6 +510,9 @@ static const struct usb_device_id usb_quirk_list[] = { /* DJI CineSSD */ { USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM }, + /* VCOM device */ + { USB_DEVICE(0x4296, 0x7570), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* INTEL VALUE SSD */ { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME }, diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 1170b800acdc..d28cd1a6709b 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -274,7 +274,8 @@ int dwc3_core_soft_reset(struct dwc3 *dwc) reg = dwc3_readl(dwc->regs, DWC3_DCTL); reg |= DWC3_DCTL_CSFTRST; - dwc3_writel(dwc->regs, DWC3_DCTL, reg); + reg &= ~DWC3_DCTL_RUN_STOP; + dwc3_gadget_dctl_write_safe(dwc, reg); /* * For DWC_usb31 controller 1.90a and later, the DCTL.CSFRST bit @@ -1377,10 +1378,10 @@ static void dwc3_get_properties(struct dwc3 *dwc) u8 lpm_nyet_threshold; u8 tx_de_emphasis; u8 hird_threshold; - u8 rx_thr_num_pkt_prd; - u8 rx_max_burst_prd; - u8 tx_thr_num_pkt_prd; - u8 tx_max_burst_prd; + u8 rx_thr_num_pkt_prd = 0; + u8 rx_max_burst_prd = 0; + u8 tx_thr_num_pkt_prd = 0; + u8 tx_max_burst_prd = 0; u8 tx_fifo_resize_max_num; const char *usb_psy_name; int ret; @@ -1690,21 +1691,44 @@ static int dwc3_probe(struct platform_device *pdev) /* * Clocks are optional, but new DT platforms should support all * clocks as required by the DT-binding. + * Some devices have different clock names in legacy device trees, + * check for them to retain backwards compatibility. */ dwc->bus_clk = devm_clk_get_optional(dev, "bus_early"); if (IS_ERR(dwc->bus_clk)) return dev_err_probe(dev, PTR_ERR(dwc->bus_clk), "could not get bus clock\n"); + if (dwc->bus_clk == NULL) { + dwc->bus_clk = devm_clk_get_optional(dev, "bus_clk"); + if (IS_ERR(dwc->bus_clk)) + return dev_err_probe(dev, PTR_ERR(dwc->bus_clk), + "could not get bus clock\n"); + } + dwc->ref_clk = devm_clk_get_optional(dev, "ref"); if (IS_ERR(dwc->ref_clk)) return dev_err_probe(dev, PTR_ERR(dwc->ref_clk), "could not get ref clock\n"); + if (dwc->ref_clk == NULL) { + dwc->ref_clk = devm_clk_get_optional(dev, "ref_clk"); + if (IS_ERR(dwc->ref_clk)) + return dev_err_probe(dev, PTR_ERR(dwc->ref_clk), + "could not get ref clock\n"); + } + dwc->susp_clk = devm_clk_get_optional(dev, "suspend"); if (IS_ERR(dwc->susp_clk)) return dev_err_probe(dev, PTR_ERR(dwc->susp_clk), "could not get suspend clock\n"); + + if (dwc->susp_clk == NULL) { + dwc->susp_clk = devm_clk_get_optional(dev, "suspend_clk"); + if (IS_ERR(dwc->susp_clk)) + return dev_err_probe(dev, PTR_ERR(dwc->susp_clk), + "could not get suspend clock\n"); + } } ret = reset_control_deassert(dwc->reset); diff --git a/drivers/usb/dwc3/drd.c b/drivers/usb/dwc3/drd.c index b60b5f7b6dff..8cad9e7d3368 100644 --- a/drivers/usb/dwc3/drd.c +++ b/drivers/usb/dwc3/drd.c @@ -584,16 +584,15 @@ int dwc3_drd_init(struct dwc3 *dwc) { int ret, irq; + if (ROLE_SWITCH && + device_property_read_bool(dwc->dev, "usb-role-switch")) + return dwc3_setup_role_switch(dwc); + dwc->edev = dwc3_get_extcon(dwc); if (IS_ERR(dwc->edev)) return PTR_ERR(dwc->edev); - if (ROLE_SWITCH && - device_property_read_bool(dwc->dev, "usb-role-switch")) { - ret = dwc3_setup_role_switch(dwc); - if (ret < 0) - return ret; - } else if (dwc->edev) { + if (dwc->edev) { dwc->edev_nb.notifier_call = dwc3_drd_notifier; ret = extcon_register_notifier(dwc->edev, EXTCON_USB_HOST, &dwc->edev_nb); diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 33f657d83246..2e19e0e4ea53 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -45,6 +45,8 @@ #define PCI_DEVICE_ID_INTEL_ADLM 0x54ee #define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1 #define PCI_DEVICE_ID_INTEL_RPLS 0x7a61 +#define PCI_DEVICE_ID_INTEL_MTLP 0x7ec1 +#define PCI_DEVICE_ID_INTEL_MTL 0x7e7e #define PCI_DEVICE_ID_INTEL_TGL 0x9a15 #define PCI_DEVICE_ID_AMD_MR 0x163a @@ -456,6 +458,12 @@ static const struct pci_device_id dwc3_pci_id_table[] = { { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_RPLS), (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTLP), + (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTL), + (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL), (kernel_ulong_t) &dwc3_pci_intel_swnode, }, diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index ab725d2262d6..0b9c2493844a 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -3274,6 +3274,7 @@ static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep, const struct dwc3_event_depevt *event, struct dwc3_request *req, int status) { + int request_status; int ret; if (req->request.num_mapped_sgs) @@ -3294,7 +3295,35 @@ static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep, req->needs_extra_trb = false; } - dwc3_gadget_giveback(dep, req, status); + /* + * The event status only reflects the status of the TRB with IOC set. + * For the requests that don't set interrupt on completion, the driver + * needs to check and return the status of the completed TRBs associated + * with the request. Use the status of the last TRB of the request. + */ + if (req->request.no_interrupt) { + struct dwc3_trb *trb; + + trb = dwc3_ep_prev_trb(dep, dep->trb_dequeue); + switch (DWC3_TRB_SIZE_TRBSTS(trb->size)) { + case DWC3_TRBSTS_MISSED_ISOC: + /* Isoc endpoint only */ + request_status = -EXDEV; + break; + case DWC3_TRB_STS_XFER_IN_PROG: + /* Applicable when End Transfer with ForceRM=0 */ + case DWC3_TRBSTS_SETUP_PENDING: + /* Control endpoint only */ + case DWC3_TRBSTS_OK: + default: + request_status = 0; + break; + } + } else { + request_status = status; + } + + dwc3_gadget_giveback(dep, req, request_status); out: return ret; diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index 1fb837d9271e..84b73cb03f87 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -1438,6 +1438,8 @@ static void configfs_composite_unbind(struct usb_gadget *gadget) usb_ep_autoconfig_reset(cdev->gadget); spin_lock_irqsave(&gi->spinlock, flags); cdev->gadget = NULL; + cdev->deactivations = 0; + gadget->deactivated = false; set_gadget_data(gadget, NULL); spin_unlock_irqrestore(&gi->spinlock, flags); } diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c index 71bb5e477dba..d37965867b23 100644 --- a/drivers/usb/gadget/function/f_uvc.c +++ b/drivers/usb/gadget/function/f_uvc.c @@ -890,13 +890,37 @@ static void uvc_function_unbind(struct usb_configuration *c, { struct usb_composite_dev *cdev = c->cdev; struct uvc_device *uvc = to_uvc(f); + long wait_ret = 1; uvcg_info(f, "%s()\n", __func__); + /* If we know we're connected via v4l2, then there should be a cleanup + * of the device from userspace either via UVC_EVENT_DISCONNECT or + * though the video device removal uevent. Allow some time for the + * application to close out before things get deleted. + */ + if (uvc->func_connected) { + uvcg_dbg(f, "waiting for clean disconnect\n"); + wait_ret = wait_event_interruptible_timeout(uvc->func_connected_queue, + uvc->func_connected == false, msecs_to_jiffies(500)); + uvcg_dbg(f, "done waiting with ret: %ld\n", wait_ret); + } + device_remove_file(&uvc->vdev.dev, &dev_attr_function_name); video_unregister_device(&uvc->vdev); v4l2_device_unregister(&uvc->v4l2_dev); + if (uvc->func_connected) { + /* Wait for the release to occur to ensure there are no longer any + * pending operations that may cause panics when resources are cleaned + * up. + */ + uvcg_warn(f, "%s no clean disconnect, wait for release\n", __func__); + wait_ret = wait_event_interruptible_timeout(uvc->func_connected_queue, + uvc->func_connected == false, msecs_to_jiffies(1000)); + uvcg_dbg(f, "done waiting for release with ret: %ld\n", wait_ret); + } + usb_ep_free_request(cdev->gadget->ep0, uvc->control_req); kfree(uvc->control_buf); @@ -915,6 +939,7 @@ static struct usb_function *uvc_alloc(struct usb_function_instance *fi) mutex_init(&uvc->video.mutex); uvc->state = UVC_STATE_DISCONNECTED; + init_waitqueue_head(&uvc->func_connected_queue); opts = fi_to_f_uvc_opts(fi); mutex_lock(&opts->lock); diff --git a/drivers/usb/gadget/function/uvc.h b/drivers/usb/gadget/function/uvc.h index c3607a32b986..886103a1fe9b 100644 --- a/drivers/usb/gadget/function/uvc.h +++ b/drivers/usb/gadget/function/uvc.h @@ -14,6 +14,7 @@ #include <linux/spinlock.h> #include <linux/usb/composite.h> #include <linux/videodev2.h> +#include <linux/wait.h> #include <media/v4l2-device.h> #include <media/v4l2-dev.h> @@ -129,6 +130,7 @@ struct uvc_device { struct usb_function func; struct uvc_video video; bool func_connected; + wait_queue_head_t func_connected_queue; /* Descriptors */ struct { diff --git a/drivers/usb/gadget/function/uvc_queue.c b/drivers/usb/gadget/function/uvc_queue.c index d852ac9e47e7..2cda982f3765 100644 --- a/drivers/usb/gadget/function/uvc_queue.c +++ b/drivers/usb/gadget/function/uvc_queue.c @@ -264,6 +264,8 @@ void uvcg_queue_cancel(struct uvc_video_queue *queue, int disconnect) buf->state = UVC_BUF_STATE_ERROR; vb2_buffer_done(&buf->buf.vb2_buf, VB2_BUF_STATE_ERROR); } + queue->buf_used = 0; + /* This must be protected by the irqlock spinlock to avoid race * conditions between uvc_queue_buffer and the disconnection event that * could result in an interruptible wait in uvc_dequeue_buffer. Do not diff --git a/drivers/usb/gadget/function/uvc_v4l2.c b/drivers/usb/gadget/function/uvc_v4l2.c index a2c78690c5c2..fd8f73bb726d 100644 --- a/drivers/usb/gadget/function/uvc_v4l2.c +++ b/drivers/usb/gadget/function/uvc_v4l2.c @@ -253,10 +253,11 @@ uvc_v4l2_subscribe_event(struct v4l2_fh *fh, static void uvc_v4l2_disable(struct uvc_device *uvc) { - uvc->func_connected = false; uvc_function_disconnect(uvc); uvcg_video_enable(&uvc->video, 0); uvcg_free_buffers(&uvc->video.queue); + uvc->func_connected = false; + wake_up_interruptible(&uvc->func_connected_queue); } static int diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c index 8d40a1f2ec57..e9440f7bf019 100644 --- a/drivers/usb/gadget/legacy/raw_gadget.c +++ b/drivers/usb/gadget/legacy/raw_gadget.c @@ -145,6 +145,7 @@ enum dev_state { STATE_DEV_INVALID = 0, STATE_DEV_OPENED, STATE_DEV_INITIALIZED, + STATE_DEV_REGISTERING, STATE_DEV_RUNNING, STATE_DEV_CLOSED, STATE_DEV_FAILED @@ -508,6 +509,7 @@ static int raw_ioctl_run(struct raw_dev *dev, unsigned long value) ret = -EINVAL; goto out_unlock; } + dev->state = STATE_DEV_REGISTERING; spin_unlock_irqrestore(&dev->lock, flags); ret = usb_gadget_probe_driver(&dev->driver); diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 3d82e0b853be..684164fa9716 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1103,6 +1103,26 @@ static void ehci_remove_device(struct usb_hcd *hcd, struct usb_device *udev) #ifdef CONFIG_PM +/* Clear wakeup signal locked in zhaoxin platform when device plug in. */ +static void ehci_zx_wakeup_clear(struct ehci_hcd *ehci) +{ + u32 __iomem *reg = &ehci->regs->port_status[4]; + u32 t1 = ehci_readl(ehci, reg); + + t1 &= (u32)~0xf0000; + t1 |= PORT_TEST_FORCE; + ehci_writel(ehci, t1, reg); + t1 = ehci_readl(ehci, reg); + msleep(1); + t1 &= (u32)~0xf0000; + ehci_writel(ehci, t1, reg); + ehci_readl(ehci, reg); + msleep(1); + t1 = ehci_readl(ehci, reg); + ehci_writel(ehci, t1 | PORT_CSC, reg); + ehci_readl(ehci, reg); +} + /* suspend/resume, section 4.3 */ /* These routines handle the generic parts of controller suspend/resume */ @@ -1154,6 +1174,9 @@ int ehci_resume(struct usb_hcd *hcd, bool force_reset) if (ehci->shutdown) return 0; /* Controller is dead */ + if (ehci->zx_wakeup_clear_needed) + ehci_zx_wakeup_clear(ehci); + /* * If CF is still set and reset isn't forced * then we maintained suspend power. diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 638f03b89739..9937c5a7efc2 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -231,6 +231,10 @@ static int ehci_pci_setup(struct usb_hcd *hcd) ehci->is_aspeed = 1; } break; + case PCI_VENDOR_ID_ZHAOXIN: + if (pdev->device == 0x3104 && (pdev->revision & 0xf0) == 0x90) + ehci->zx_wakeup_clear_needed = 1; + break; } /* optional debug port, normally in the first BAR */ diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index fdd073cc053b..ad3f13a3eaf1 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -220,6 +220,7 @@ struct ehci_hcd { /* one per controller */ unsigned imx28_write_fix:1; /* For Freescale i.MX28 */ unsigned spurious_oc:1; unsigned is_aspeed:1; + unsigned zx_wakeup_clear_needed:1; /* required for usb32 quirk */ #define OHCI_CTRL_HCFS (3 << 6) diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 1e7dc130c39a..f65f1ba2b592 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -1434,7 +1434,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, } spin_unlock_irqrestore(&xhci->lock, flags); if (!wait_for_completion_timeout(&bus_state->u3exit_done[wIndex], - msecs_to_jiffies(100))) + msecs_to_jiffies(500))) xhci_dbg(xhci, "missing U0 port change event for port %d-%d\n", hcd->self.busnum, wIndex + 1); spin_lock_irqsave(&xhci->lock, flags); diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c index f3139ce7b0a9..06a6b19acaae 100644 --- a/drivers/usb/host/xhci-mtk-sch.c +++ b/drivers/usb/host/xhci-mtk-sch.c @@ -19,11 +19,6 @@ #define HS_BW_BOUNDARY 6144 /* usb2 spec section11.18.1: at most 188 FS bytes per microframe */ #define FS_PAYLOAD_MAX 188 -/* - * max number of microframes for split transfer, - * for fs isoc in : 1 ss + 1 idle + 7 cs - */ -#define TT_MICROFRAMES_MAX 9 #define DBG_BUF_EN 64 @@ -242,28 +237,17 @@ static void drop_tt(struct usb_device *udev) static struct mu3h_sch_ep_info * create_sch_ep(struct xhci_hcd_mtk *mtk, struct usb_device *udev, - struct usb_host_endpoint *ep, struct xhci_ep_ctx *ep_ctx) + struct usb_host_endpoint *ep) { struct mu3h_sch_ep_info *sch_ep; struct mu3h_sch_bw_info *bw_info; struct mu3h_sch_tt *tt = NULL; - u32 len_bw_budget_table; bw_info = get_bw_info(mtk, udev, ep); if (!bw_info) return ERR_PTR(-ENODEV); - if (is_fs_or_ls(udev->speed)) - len_bw_budget_table = TT_MICROFRAMES_MAX; - else if ((udev->speed >= USB_SPEED_SUPER) - && usb_endpoint_xfer_isoc(&ep->desc)) - len_bw_budget_table = get_esit(ep_ctx); - else - len_bw_budget_table = 1; - - sch_ep = kzalloc(struct_size(sch_ep, bw_budget_table, - len_bw_budget_table), - GFP_KERNEL); + sch_ep = kzalloc(sizeof(*sch_ep), GFP_KERNEL); if (!sch_ep) return ERR_PTR(-ENOMEM); @@ -295,8 +279,6 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, u32 mult; u32 esit_pkts; u32 max_esit_payload; - u32 *bwb_table = sch_ep->bw_budget_table; - int i; ep_type = CTX_TO_EP_TYPE(le32_to_cpu(ep_ctx->ep_info2)); maxpkt = MAX_PACKET_DECODED(le32_to_cpu(ep_ctx->ep_info2)); @@ -332,7 +314,6 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, */ sch_ep->pkts = max_burst + 1; sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts; - bwb_table[0] = sch_ep->bw_cost_per_microframe; } else if (sch_ep->speed >= USB_SPEED_SUPER) { /* usb3_r1 spec section4.4.7 & 4.4.8 */ sch_ep->cs_count = 0; @@ -349,7 +330,6 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, if (ep_type == INT_IN_EP || ep_type == INT_OUT_EP) { sch_ep->pkts = esit_pkts; sch_ep->num_budget_microframes = 1; - bwb_table[0] = maxpkt * sch_ep->pkts; } if (ep_type == ISOC_IN_EP || ep_type == ISOC_OUT_EP) { @@ -366,15 +346,8 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, DIV_ROUND_UP(esit_pkts, sch_ep->pkts); sch_ep->repeat = !!(sch_ep->num_budget_microframes > 1); - sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts; - - for (i = 0; i < sch_ep->num_budget_microframes - 1; i++) - bwb_table[i] = sch_ep->bw_cost_per_microframe; - - /* last one <= bw_cost_per_microframe */ - bwb_table[i] = maxpkt * esit_pkts - - i * sch_ep->bw_cost_per_microframe; } + sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts; } else if (is_fs_or_ls(sch_ep->speed)) { sch_ep->pkts = 1; /* at most one packet for each microframe */ @@ -384,28 +357,7 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, */ sch_ep->cs_count = DIV_ROUND_UP(maxpkt, FS_PAYLOAD_MAX); sch_ep->num_budget_microframes = sch_ep->cs_count; - sch_ep->bw_cost_per_microframe = - (maxpkt < FS_PAYLOAD_MAX) ? maxpkt : FS_PAYLOAD_MAX; - - /* init budget table */ - if (ep_type == ISOC_OUT_EP) { - for (i = 0; i < sch_ep->num_budget_microframes; i++) - bwb_table[i] = sch_ep->bw_cost_per_microframe; - } else if (ep_type == INT_OUT_EP) { - /* only first one consumes bandwidth, others as zero */ - bwb_table[0] = sch_ep->bw_cost_per_microframe; - } else { /* INT_IN_EP or ISOC_IN_EP */ - bwb_table[0] = 0; /* start split */ - bwb_table[1] = 0; /* idle */ - /* - * due to cs_count will be updated according to cs - * position, assign all remainder budget array - * elements as @bw_cost_per_microframe, but only first - * @num_budget_microframes elements will be used later - */ - for (i = 2; i < TT_MICROFRAMES_MAX; i++) - bwb_table[i] = sch_ep->bw_cost_per_microframe; - } + sch_ep->bw_cost_per_microframe = min_t(u32, maxpkt, FS_PAYLOAD_MAX); } } @@ -422,7 +374,7 @@ static u32 get_max_bw(struct mu3h_sch_bw_info *sch_bw, for (j = 0; j < sch_ep->num_budget_microframes; j++) { k = XHCI_MTK_BW_INDEX(base + j); - bw = sch_bw->bus_bw[k] + sch_ep->bw_budget_table[j]; + bw = sch_bw->bus_bw[k] + sch_ep->bw_cost_per_microframe; if (bw > max_bw) max_bw = bw; } @@ -433,18 +385,16 @@ static u32 get_max_bw(struct mu3h_sch_bw_info *sch_bw, static void update_bus_bw(struct mu3h_sch_bw_info *sch_bw, struct mu3h_sch_ep_info *sch_ep, bool used) { + int bw_updated; u32 base; - int i, j, k; + int i, j; + + bw_updated = sch_ep->bw_cost_per_microframe * (used ? 1 : -1); for (i = 0; i < sch_ep->num_esit; i++) { base = sch_ep->offset + i * sch_ep->esit; - for (j = 0; j < sch_ep->num_budget_microframes; j++) { - k = XHCI_MTK_BW_INDEX(base + j); - if (used) - sch_bw->bus_bw[k] += sch_ep->bw_budget_table[j]; - else - sch_bw->bus_bw[k] -= sch_ep->bw_budget_table[j]; - } + for (j = 0; j < sch_ep->num_budget_microframes; j++) + sch_bw->bus_bw[XHCI_MTK_BW_INDEX(base + j)] += bw_updated; } } @@ -464,7 +414,7 @@ static int check_fs_bus_bw(struct mu3h_sch_ep_info *sch_ep, int offset) */ for (j = 0; j < sch_ep->num_budget_microframes; j++) { k = XHCI_MTK_BW_INDEX(base + j); - tmp = tt->fs_bus_bw[k] + sch_ep->bw_budget_table[j]; + tmp = tt->fs_bus_bw[k] + sch_ep->bw_cost_per_microframe; if (tmp > FS_PAYLOAD_MAX) return -ESCH_BW_OVERFLOW; } @@ -538,19 +488,17 @@ static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset) static void update_sch_tt(struct mu3h_sch_ep_info *sch_ep, bool used) { struct mu3h_sch_tt *tt = sch_ep->sch_tt; + int bw_updated; u32 base; - int i, j, k; + int i, j; + + bw_updated = sch_ep->bw_cost_per_microframe * (used ? 1 : -1); for (i = 0; i < sch_ep->num_esit; i++) { base = sch_ep->offset + i * sch_ep->esit; - for (j = 0; j < sch_ep->num_budget_microframes; j++) { - k = XHCI_MTK_BW_INDEX(base + j); - if (used) - tt->fs_bus_bw[k] += sch_ep->bw_budget_table[j]; - else - tt->fs_bus_bw[k] -= sch_ep->bw_budget_table[j]; - } + for (j = 0; j < sch_ep->num_budget_microframes; j++) + tt->fs_bus_bw[XHCI_MTK_BW_INDEX(base + j)] += bw_updated; } if (used) @@ -710,7 +658,7 @@ static int add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, xhci_dbg(xhci, "%s %s\n", __func__, decode_ep(ep, udev->speed)); - sch_ep = create_sch_ep(mtk, udev, ep, ep_ctx); + sch_ep = create_sch_ep(mtk, udev, ep); if (IS_ERR_OR_NULL(sch_ep)) return -ENOMEM; diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h index ffd4b493b4ba..1174a510dd38 100644 --- a/drivers/usb/host/xhci-mtk.h +++ b/drivers/usb/host/xhci-mtk.h @@ -83,7 +83,6 @@ struct mu3h_sch_bw_info { * times; 1: distribute the (bMaxBurst+1)*(Mult+1) packets * according to @pkts and @repeat. normal mode is used by * default - * @bw_budget_table: table to record bandwidth budget per microframe */ struct mu3h_sch_ep_info { u32 esit; @@ -109,7 +108,6 @@ struct mu3h_sch_ep_info { u32 pkts; u32 cs_count; u32 burst_mode; - u32 bw_budget_table[]; }; #define MU3C_U3_PORT_MAX 4 diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 5c351970cdf1..d7e0e6ebf080 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -59,6 +59,7 @@ #define PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI 0x9a13 #define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e +#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI 0x51ed #define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 @@ -266,7 +267,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == PCI_DEVICE_ID_INTEL_ICE_LAKE_XHCI || pdev->device == PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI || pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI || - pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI)) + pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI || + pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI)) xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; if (pdev->vendor == PCI_VENDOR_ID_ETRON && diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index d0b6806275e0..f9707997969d 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -3141,6 +3141,7 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd) if (event_loop++ < TRBS_PER_SEGMENT / 2) continue; xhci_update_erst_dequeue(xhci, event_ring_deq); + event_ring_deq = xhci->event_ring->dequeue; /* ring is half-full, force isoc trbs to interrupt more often */ if (xhci->isoc_bei_interval > AVOID_BEI_INTERVAL_MIN) diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index c8af2cd2216d..996958a6565c 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1034,13 +1034,13 @@ static int tegra_xusb_unpowergate_partitions(struct tegra_xusb *tegra) int rc; if (tegra->use_genpd) { - rc = pm_runtime_get_sync(tegra->genpd_dev_ss); + rc = pm_runtime_resume_and_get(tegra->genpd_dev_ss); if (rc < 0) { dev_err(dev, "failed to enable XUSB SS partition\n"); return rc; } - rc = pm_runtime_get_sync(tegra->genpd_dev_host); + rc = pm_runtime_resume_and_get(tegra->genpd_dev_host); if (rc < 0) { dev_err(dev, "failed to enable XUSB Host partition\n"); pm_runtime_put_sync(tegra->genpd_dev_ss); diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 642610c78f58..25b87e99b4dd 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -781,6 +781,17 @@ void xhci_shutdown(struct usb_hcd *hcd) if (xhci->quirks & XHCI_SPURIOUS_REBOOT) usb_disable_xhci_ports(to_pci_dev(hcd->self.sysdev)); + /* Don't poll the roothubs after shutdown. */ + xhci_dbg(xhci, "%s: stopping usb%d port polling.\n", + __func__, hcd->self.busnum); + clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); + del_timer_sync(&hcd->rh_timer); + + if (xhci->shared_hcd) { + clear_bit(HCD_FLAG_POLL_RH, &xhci->shared_hcd->flags); + del_timer_sync(&xhci->shared_hcd->rh_timer); + } + spin_lock_irq(&xhci->lock); xhci_halt(xhci); /* Workaround for spurious wakeups at shutdown with HSW */ diff --git a/drivers/usb/misc/qcom_eud.c b/drivers/usb/misc/qcom_eud.c index f929bffdc5d1..b7f13df00764 100644 --- a/drivers/usb/misc/qcom_eud.c +++ b/drivers/usb/misc/qcom_eud.c @@ -186,16 +186,16 @@ static int eud_probe(struct platform_device *pdev) chip->dev = &pdev->dev; - ret = devm_add_action_or_reset(chip->dev, eud_role_switch_release, chip); - if (ret) - return dev_err_probe(chip->dev, ret, - "failed to add role switch release action\n"); - chip->role_sw = usb_role_switch_get(&pdev->dev); if (IS_ERR(chip->role_sw)) return dev_err_probe(chip->dev, PTR_ERR(chip->role_sw), "failed to get role switch\n"); + ret = devm_add_action_or_reset(chip->dev, eud_role_switch_release, chip); + if (ret) + return dev_err_probe(chip->dev, ret, + "failed to add role switch release action\n"); + chip->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(chip->base)) return PTR_ERR(chip->base); diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c index 748139d26263..0be8efcda15d 100644 --- a/drivers/usb/misc/uss720.c +++ b/drivers/usb/misc/uss720.c @@ -71,6 +71,7 @@ static void destroy_priv(struct kref *kref) dev_dbg(&priv->usbdev->dev, "destroying priv datastructure\n"); usb_put_dev(priv->usbdev); + priv->usbdev = NULL; kfree(priv); } @@ -736,7 +737,6 @@ static int uss720_probe(struct usb_interface *intf, parport_announce_port(pp); usb_set_intfdata(intf, pp); - usb_put_dev(usbdev); return 0; probe_abort: @@ -754,7 +754,6 @@ static void uss720_disconnect(struct usb_interface *intf) usb_set_intfdata(intf, NULL); if (pp) { priv = pp->private_data; - priv->usbdev = NULL; priv->pp = NULL; dev_dbg(&intf->dev, "parport_remove_port\n"); parport_remove_port(pp); diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c index a6b04831b20b..9b8aded3d95e 100644 --- a/drivers/usb/mtu3/mtu3_dr.c +++ b/drivers/usb/mtu3/mtu3_dr.c @@ -21,10 +21,8 @@ static inline struct ssusb_mtk *otg_sx_to_ssusb(struct otg_switch_mtk *otg_sx) static void toggle_opstate(struct ssusb_mtk *ssusb) { - if (!ssusb->otg_switch.is_u3_drd) { - mtu3_setbits(ssusb->mac_base, U3D_DEVICE_CONTROL, DC_SESSION); - mtu3_setbits(ssusb->mac_base, U3D_POWER_MANAGEMENT, SOFT_CONN); - } + mtu3_setbits(ssusb->mac_base, U3D_DEVICE_CONTROL, DC_SESSION); + mtu3_setbits(ssusb->mac_base, U3D_POWER_MANAGEMENT, SOFT_CONN); } /* only port0 supports dual-role mode */ diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c index 661a229c105d..34b9f8140187 100644 --- a/drivers/usb/phy/phy-generic.c +++ b/drivers/usb/phy/phy-generic.c @@ -268,6 +268,13 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop) return -EPROBE_DEFER; } + nop->vbus_draw = devm_regulator_get_exclusive(dev, "vbus"); + if (PTR_ERR(nop->vbus_draw) == -ENODEV) + nop->vbus_draw = NULL; + if (IS_ERR(nop->vbus_draw)) + return dev_err_probe(dev, PTR_ERR(nop->vbus_draw), + "could not get vbus regulator\n"); + nop->dev = dev; nop->phy.dev = nop->dev; nop->phy.label = "nop-xceiv"; diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index a27f7efcec6a..c374620a486f 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -194,6 +194,8 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */ { USB_DEVICE(0x17A8, 0x0001) }, /* Kamstrup Optical Eye/3-wire */ { USB_DEVICE(0x17A8, 0x0005) }, /* Kamstrup M-Bus Master MultiPort 250D */ + { USB_DEVICE(0x17A8, 0x0101) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Int Ant) */ + { USB_DEVICE(0x17A8, 0x0102) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Ext Ant) */ { USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */ { USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */ { USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index e7755d9cfc61..152ad882657d 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -432,6 +432,8 @@ static void option_instat_callback(struct urb *urb); #define CINTERION_PRODUCT_CLS8 0x00b0 #define CINTERION_PRODUCT_MV31_MBIM 0x00b3 #define CINTERION_PRODUCT_MV31_RMNET 0x00b7 +#define CINTERION_PRODUCT_MV32_WA 0x00f1 +#define CINTERION_PRODUCT_MV32_WB 0x00f2 /* Olivetti products */ #define OLIVETTI_VENDOR_ID 0x0b3c @@ -1217,6 +1219,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1056, 0xff), /* Telit FD980 */ .driver_info = NCTRL(2) | RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1057, 0xff), /* Telit FN980 */ + .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1058, 0xff), /* Telit FN980 (PCIe) */ + .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1060, 0xff), /* Telit LN920 (rmnet) */ .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1061, 0xff), /* Telit LN920 (MBIM) */ @@ -1233,6 +1239,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(2) | RSVD(3) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1073, 0xff), /* Telit FN990 (ECM) */ .driver_info = NCTRL(0) | RSVD(1) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1075, 0xff), /* Telit FN990 (PCIe) */ + .driver_info = RSVD(0) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910), .driver_info = NCTRL(0) | RSVD(1) | RSVD(3) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM), @@ -1969,6 +1977,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(3)}, { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV31_RMNET, 0xff), .driver_info = RSVD(0)}, + { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WA, 0xff), + .driver_info = RSVD(3)}, + { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WB, 0xff), + .driver_info = RSVD(3)}, { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100), .driver_info = RSVD(4) }, { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD120), @@ -2111,10 +2123,14 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(3) }, { USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */ .driver_info = RSVD(4) | RSVD(5) | RSVD(6) }, + { USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */ + { USB_DEVICE_INTERFACE_CLASS(0x1782, 0x4d11, 0xff) }, /* Fibocom L610 (ECM/RNDIS mode) */ { USB_DEVICE(0x2cb7, 0x0104), /* Fibocom NL678 series */ .driver_info = RSVD(4) | RSVD(5) }, { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0105, 0xff), /* Fibocom NL678 series */ .driver_info = RSVD(6) }, + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0106, 0xff) }, /* Fibocom MA510 (ECM mode w/ diag intf.) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x010a, 0xff) }, /* Fibocom MA510 (ECM mode) */ { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */ { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */ diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 88b284d61681..1d878d05a658 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -106,6 +106,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(HP_VENDOR_ID, HP_LCM220_PRODUCT_ID) }, { USB_DEVICE(HP_VENDOR_ID, HP_LCM960_PRODUCT_ID) }, { USB_DEVICE(HP_VENDOR_ID, HP_LM920_PRODUCT_ID) }, + { USB_DEVICE(HP_VENDOR_ID, HP_LM930_PRODUCT_ID) }, { USB_DEVICE(HP_VENDOR_ID, HP_LM940_PRODUCT_ID) }, { USB_DEVICE(HP_VENDOR_ID, HP_TD620_PRODUCT_ID) }, { USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) }, diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index c5406452b774..732f9b13ad5d 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -135,6 +135,7 @@ #define HP_TD620_PRODUCT_ID 0x0956 #define HP_LD960_PRODUCT_ID 0x0b39 #define HP_LD381_PRODUCT_ID 0x0f7f +#define HP_LM930_PRODUCT_ID 0x0f9b #define HP_LCM220_PRODUCT_ID 0x3139 #define HP_LCM960_PRODUCT_ID 0x3239 #define HP_LD220_PRODUCT_ID 0x3524 diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index c18bf8164bc2..586ef5551e76 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -166,6 +166,8 @@ static const struct usb_device_id id_table[] = { {DEVICE_SWI(0x1199, 0x9090)}, /* Sierra Wireless EM7565 QDL */ {DEVICE_SWI(0x1199, 0x9091)}, /* Sierra Wireless EM7565 */ {DEVICE_SWI(0x1199, 0x90d2)}, /* Sierra Wireless EM9191 QDL */ + {DEVICE_SWI(0x1199, 0xc080)}, /* Sierra Wireless EM7590 QDL */ + {DEVICE_SWI(0x1199, 0xc081)}, /* Sierra Wireless EM7590 */ {DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */ {DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */ {DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */ diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index da65d14c9ed5..06aad0d727dd 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -584,9 +584,8 @@ static int firm_send_command(struct usb_serial_port *port, __u8 command, switch (command) { case WHITEHEAT_GET_DTR_RTS: info = usb_get_serial_port_data(port); - memcpy(&info->mcr, command_info->result_buffer, - sizeof(struct whiteheat_dr_info)); - break; + info->mcr = command_info->result_buffer[0]; + break; } } exit: diff --git a/drivers/usb/typec/Kconfig b/drivers/usb/typec/Kconfig index 8f921213b17d..ba24847fb245 100644 --- a/drivers/usb/typec/Kconfig +++ b/drivers/usb/typec/Kconfig @@ -56,6 +56,7 @@ config TYPEC_RT1719 tristate "Richtek RT1719 Sink Only Type-C controller driver" depends on USB_ROLE_SWITCH || !USB_ROLE_SWITCH depends on I2C + depends on POWER_SUPPLY select REGMAP_I2C help Say Y or M here if your system has Richtek RT1719 sink only diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c index e07d26a3cd8e..f33e08eb7670 100644 --- a/drivers/usb/typec/tcpm/tcpci.c +++ b/drivers/usb/typec/tcpm/tcpci.c @@ -877,7 +877,7 @@ static int tcpci_remove(struct i2c_client *client) /* Disable chip interrupts before unregistering port */ err = tcpci_write16(chip->tcpci, TCPC_ALERT_MASK, 0); if (err < 0) - return err; + dev_warn(&client->dev, "Failed to disable irqs (%pe)\n", ERR_PTR(err)); tcpci_unregister_port(chip->tcpci); diff --git a/drivers/usb/typec/tcpm/tcpci_mt6360.c b/drivers/usb/typec/tcpm/tcpci_mt6360.c index f1bd9e09bc87..8a952eaf9016 100644 --- a/drivers/usb/typec/tcpm/tcpci_mt6360.c +++ b/drivers/usb/typec/tcpm/tcpci_mt6360.c @@ -15,6 +15,9 @@ #include "tcpci.h" +#define MT6360_REG_PHYCTRL1 0x80 +#define MT6360_REG_PHYCTRL3 0x82 +#define MT6360_REG_PHYCTRL7 0x86 #define MT6360_REG_VCONNCTRL1 0x8C #define MT6360_REG_MODECTRL2 0x8F #define MT6360_REG_SWRESET 0xA0 @@ -22,6 +25,8 @@ #define MT6360_REG_DRPCTRL1 0xA2 #define MT6360_REG_DRPCTRL2 0xA3 #define MT6360_REG_I2CTORST 0xBF +#define MT6360_REG_PHYCTRL11 0xCA +#define MT6360_REG_RXCTRL1 0xCE #define MT6360_REG_RXCTRL2 0xCF #define MT6360_REG_CTDCTRL2 0xEC @@ -106,6 +111,27 @@ static int mt6360_tcpc_init(struct tcpci *tcpci, struct tcpci_data *tdata) if (ret) return ret; + /* BMC PHY */ + ret = mt6360_tcpc_write16(regmap, MT6360_REG_PHYCTRL1, 0x3A70); + if (ret) + return ret; + + ret = regmap_write(regmap, MT6360_REG_PHYCTRL3, 0x82); + if (ret) + return ret; + + ret = regmap_write(regmap, MT6360_REG_PHYCTRL7, 0x36); + if (ret) + return ret; + + ret = mt6360_tcpc_write16(regmap, MT6360_REG_PHYCTRL11, 0x3C60); + if (ret) + return ret; + + ret = regmap_write(regmap, MT6360_REG_RXCTRL1, 0xE8); + if (ret) + return ret; + /* Set shipping mode off, AUTOIDLE on */ return regmap_write(regmap, MT6360_REG_MODECTRL2, 0x7A); } diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index f0c2fa19f3e0..a6045aef0d04 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -949,6 +949,8 @@ static int ucsi_dr_swap(struct typec_port *port, enum typec_data_role role) role == TYPEC_HOST)) goto out_unlock; + reinit_completion(&con->complete); + command = UCSI_SET_UOR | UCSI_CONNECTOR_NUMBER(con->num); command |= UCSI_SET_UOR_ROLE(role); command |= UCSI_SET_UOR_ACCEPT_ROLE_SWAPS; @@ -956,14 +958,18 @@ static int ucsi_dr_swap(struct typec_port *port, enum typec_data_role role) if (ret < 0) goto out_unlock; + mutex_unlock(&con->lock); + if (!wait_for_completion_timeout(&con->complete, - msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS))) - ret = -ETIMEDOUT; + msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS))) + return -ETIMEDOUT; + + return 0; out_unlock: mutex_unlock(&con->lock); - return ret < 0 ? ret : 0; + return ret; } static int ucsi_pr_swap(struct typec_port *port, enum typec_role role) @@ -985,6 +991,8 @@ static int ucsi_pr_swap(struct typec_port *port, enum typec_role role) if (cur_role == role) goto out_unlock; + reinit_completion(&con->complete); + command = UCSI_SET_PDR | UCSI_CONNECTOR_NUMBER(con->num); command |= UCSI_SET_PDR_ROLE(role); command |= UCSI_SET_PDR_ACCEPT_ROLE_SWAPS; @@ -992,11 +1000,13 @@ static int ucsi_pr_swap(struct typec_port *port, enum typec_role role) if (ret < 0) goto out_unlock; + mutex_unlock(&con->lock); + if (!wait_for_completion_timeout(&con->complete, - msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS))) { - ret = -ETIMEDOUT; - goto out_unlock; - } + msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS))) + return -ETIMEDOUT; + + mutex_lock(&con->lock); /* Something has gone wrong while swapping the role */ if (UCSI_CONSTAT_PWR_OPMODE(con->status.flags) != diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 79001301b383..e0de44000d92 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -161,6 +161,7 @@ struct mlx5_vdpa_net { struct mlx5_flow_handle *rx_rule_mcast; bool setup; u32 cur_num_vqs; + u32 rqt_size; struct notifier_block nb; struct vdpa_callback config_cb; struct mlx5_vdpa_wq_ent cvq_ent; @@ -204,17 +205,12 @@ static __virtio16 cpu_to_mlx5vdpa16(struct mlx5_vdpa_dev *mvdev, u16 val) return __cpu_to_virtio16(mlx5_vdpa_is_little_endian(mvdev), val); } -static inline u32 mlx5_vdpa_max_qps(int max_vqs) -{ - return max_vqs / 2; -} - static u16 ctrl_vq_idx(struct mlx5_vdpa_dev *mvdev) { if (!(mvdev->actual_features & BIT_ULL(VIRTIO_NET_F_MQ))) return 2; - return 2 * mlx5_vdpa_max_qps(mvdev->max_vqs); + return mvdev->max_vqs; } static bool is_ctrl_vq_idx(struct mlx5_vdpa_dev *mvdev, u16 idx) @@ -1236,25 +1232,13 @@ static void teardown_vq(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue * static int create_rqt(struct mlx5_vdpa_net *ndev) { __be32 *list; - int max_rqt; void *rqtc; int inlen; void *in; int i, j; int err; - int num; - - if (!(ndev->mvdev.actual_features & BIT_ULL(VIRTIO_NET_F_MQ))) - num = 1; - else - num = ndev->cur_num_vqs / 2; - max_rqt = min_t(int, roundup_pow_of_two(num), - 1 << MLX5_CAP_GEN(ndev->mvdev.mdev, log_max_rqt_size)); - if (max_rqt < 1) - return -EOPNOTSUPP; - - inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + max_rqt * MLX5_ST_SZ_BYTES(rq_num); + inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + ndev->rqt_size * MLX5_ST_SZ_BYTES(rq_num); in = kzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; @@ -1263,12 +1247,12 @@ static int create_rqt(struct mlx5_vdpa_net *ndev) rqtc = MLX5_ADDR_OF(create_rqt_in, in, rqt_context); MLX5_SET(rqtc, rqtc, list_q_type, MLX5_RQTC_LIST_Q_TYPE_VIRTIO_NET_Q); - MLX5_SET(rqtc, rqtc, rqt_max_size, max_rqt); + MLX5_SET(rqtc, rqtc, rqt_max_size, ndev->rqt_size); list = MLX5_ADDR_OF(rqtc, rqtc, rq_num[0]); - for (i = 0, j = 0; i < max_rqt; i++, j += 2) - list[i] = cpu_to_be32(ndev->vqs[j % (2 * num)].virtq_id); + for (i = 0, j = 0; i < ndev->rqt_size; i++, j += 2) + list[i] = cpu_to_be32(ndev->vqs[j % ndev->cur_num_vqs].virtq_id); - MLX5_SET(rqtc, rqtc, rqt_actual_size, max_rqt); + MLX5_SET(rqtc, rqtc, rqt_actual_size, ndev->rqt_size); err = mlx5_vdpa_create_rqt(&ndev->mvdev, in, inlen, &ndev->res.rqtn); kfree(in); if (err) @@ -1282,19 +1266,13 @@ static int create_rqt(struct mlx5_vdpa_net *ndev) static int modify_rqt(struct mlx5_vdpa_net *ndev, int num) { __be32 *list; - int max_rqt; void *rqtc; int inlen; void *in; int i, j; int err; - max_rqt = min_t(int, roundup_pow_of_two(ndev->cur_num_vqs / 2), - 1 << MLX5_CAP_GEN(ndev->mvdev.mdev, log_max_rqt_size)); - if (max_rqt < 1) - return -EOPNOTSUPP; - - inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + max_rqt * MLX5_ST_SZ_BYTES(rq_num); + inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + ndev->rqt_size * MLX5_ST_SZ_BYTES(rq_num); in = kzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; @@ -1305,10 +1283,10 @@ static int modify_rqt(struct mlx5_vdpa_net *ndev, int num) MLX5_SET(rqtc, rqtc, list_q_type, MLX5_RQTC_LIST_Q_TYPE_VIRTIO_NET_Q); list = MLX5_ADDR_OF(rqtc, rqtc, rq_num[0]); - for (i = 0, j = 0; i < max_rqt; i++, j += 2) + for (i = 0, j = 0; i < ndev->rqt_size; i++, j += 2) list[i] = cpu_to_be32(ndev->vqs[j % num].virtq_id); - MLX5_SET(rqtc, rqtc, rqt_actual_size, max_rqt); + MLX5_SET(rqtc, rqtc, rqt_actual_size, ndev->rqt_size); err = mlx5_vdpa_modify_rqt(&ndev->mvdev, in, inlen, ndev->res.rqtn); kfree(in); if (err) @@ -1625,7 +1603,7 @@ static virtio_net_ctrl_ack handle_ctrl_mq(struct mlx5_vdpa_dev *mvdev, u8 cmd) newqps = mlx5vdpa16_to_cpu(mvdev, mq.virtqueue_pairs); if (newqps < VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN || - newqps > mlx5_vdpa_max_qps(mvdev->max_vqs)) + newqps > ndev->rqt_size) break; if (ndev->cur_num_vqs == 2 * newqps) { @@ -1989,7 +1967,7 @@ static int setup_virtqueues(struct mlx5_vdpa_dev *mvdev) int err; int i; - for (i = 0; i < 2 * mlx5_vdpa_max_qps(mvdev->max_vqs); i++) { + for (i = 0; i < mvdev->max_vqs; i++) { err = setup_vq(ndev, &ndev->vqs[i]); if (err) goto err_vq; @@ -2060,9 +2038,11 @@ static int mlx5_vdpa_set_driver_features(struct vdpa_device *vdev, u64 features) ndev->mvdev.actual_features = features & ndev->mvdev.mlx_features; if (ndev->mvdev.actual_features & BIT_ULL(VIRTIO_NET_F_MQ)) - ndev->cur_num_vqs = 2 * mlx5vdpa16_to_cpu(mvdev, ndev->config.max_virtqueue_pairs); + ndev->rqt_size = mlx5vdpa16_to_cpu(mvdev, ndev->config.max_virtqueue_pairs); else - ndev->cur_num_vqs = 2; + ndev->rqt_size = 1; + + ndev->cur_num_vqs = 2 * ndev->rqt_size; update_cvq_info(mvdev); return err; @@ -2529,7 +2509,7 @@ static void init_mvqs(struct mlx5_vdpa_net *ndev) struct mlx5_vdpa_virtqueue *mvq; int i; - for (i = 0; i < 2 * mlx5_vdpa_max_qps(ndev->mvdev.max_vqs); ++i) { + for (i = 0; i < ndev->mvdev.max_vqs; ++i) { mvq = &ndev->vqs[i]; memset(mvq, 0, offsetof(struct mlx5_vdpa_virtqueue, ri)); mvq->index = i; @@ -2671,7 +2651,8 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name, return -EOPNOTSUPP; } - max_vqs = MLX5_CAP_DEV_VDPA_EMULATION(mdev, max_num_virtio_queues); + max_vqs = min_t(int, MLX5_CAP_DEV_VDPA_EMULATION(mdev, max_num_virtio_queues), + 1 << MLX5_CAP_GEN(mdev, log_max_rqt_size)); if (max_vqs < 2) { dev_warn(mdev->device, "%d virtqueues are supported. At least 2 are required\n", @@ -2742,7 +2723,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name, ndev->mvdev.mlx_features |= BIT_ULL(VIRTIO_NET_F_MAC); } - config->max_virtqueue_pairs = cpu_to_mlx5vdpa16(mvdev, mlx5_vdpa_max_qps(max_vqs)); + config->max_virtqueue_pairs = cpu_to_mlx5vdpa16(mvdev, max_vqs / 2); mvdev->vdev.dma_dev = &mdev->pdev->dev; err = mlx5_vdpa_alloc_resources(&ndev->mvdev); if (err) @@ -2769,7 +2750,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name, ndev->nb.notifier_call = event_handler; mlx5_notifier_register(mdev, &ndev->nb); mvdev->vdev.mdev = &mgtdev->mgtdev; - err = _vdpa_register_device(&mvdev->vdev, 2 * mlx5_vdpa_max_qps(max_vqs) + 1); + err = _vdpa_register_device(&mvdev->vdev, max_vqs + 1); if (err) goto err_reg; diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c index b7bb16f92ac6..06b6f3594a13 100644 --- a/drivers/vfio/pci/vfio_pci_core.c +++ b/drivers/vfio/pci/vfio_pci_core.c @@ -36,6 +36,10 @@ static bool nointxmask; static bool disable_vga; static bool disable_idle_d3; +/* List of PF's that vfio_pci_core_sriov_configure() has been called on */ +static DEFINE_MUTEX(vfio_pci_sriov_pfs_mutex); +static LIST_HEAD(vfio_pci_sriov_pfs); + static inline bool vfio_vga_disabled(void) { #ifdef CONFIG_VFIO_PCI_VGA @@ -434,47 +438,17 @@ out: } EXPORT_SYMBOL_GPL(vfio_pci_core_disable); -static struct vfio_pci_core_device *get_pf_vdev(struct vfio_pci_core_device *vdev) -{ - struct pci_dev *physfn = pci_physfn(vdev->pdev); - struct vfio_device *pf_dev; - - if (!vdev->pdev->is_virtfn) - return NULL; - - pf_dev = vfio_device_get_from_dev(&physfn->dev); - if (!pf_dev) - return NULL; - - if (pci_dev_driver(physfn) != pci_dev_driver(vdev->pdev)) { - vfio_device_put(pf_dev); - return NULL; - } - - return container_of(pf_dev, struct vfio_pci_core_device, vdev); -} - -static void vfio_pci_vf_token_user_add(struct vfio_pci_core_device *vdev, int val) -{ - struct vfio_pci_core_device *pf_vdev = get_pf_vdev(vdev); - - if (!pf_vdev) - return; - - mutex_lock(&pf_vdev->vf_token->lock); - pf_vdev->vf_token->users += val; - WARN_ON(pf_vdev->vf_token->users < 0); - mutex_unlock(&pf_vdev->vf_token->lock); - - vfio_device_put(&pf_vdev->vdev); -} - void vfio_pci_core_close_device(struct vfio_device *core_vdev) { struct vfio_pci_core_device *vdev = container_of(core_vdev, struct vfio_pci_core_device, vdev); - vfio_pci_vf_token_user_add(vdev, -1); + if (vdev->sriov_pf_core_dev) { + mutex_lock(&vdev->sriov_pf_core_dev->vf_token->lock); + WARN_ON(!vdev->sriov_pf_core_dev->vf_token->users); + vdev->sriov_pf_core_dev->vf_token->users--; + mutex_unlock(&vdev->sriov_pf_core_dev->vf_token->lock); + } vfio_spapr_pci_eeh_release(vdev->pdev); vfio_pci_core_disable(vdev); @@ -495,7 +469,12 @@ void vfio_pci_core_finish_enable(struct vfio_pci_core_device *vdev) { vfio_pci_probe_mmaps(vdev); vfio_spapr_pci_eeh_open(vdev->pdev); - vfio_pci_vf_token_user_add(vdev, 1); + + if (vdev->sriov_pf_core_dev) { + mutex_lock(&vdev->sriov_pf_core_dev->vf_token->lock); + vdev->sriov_pf_core_dev->vf_token->users++; + mutex_unlock(&vdev->sriov_pf_core_dev->vf_token->lock); + } } EXPORT_SYMBOL_GPL(vfio_pci_core_finish_enable); @@ -1583,11 +1562,8 @@ static int vfio_pci_validate_vf_token(struct vfio_pci_core_device *vdev, * * If the VF token is provided but unused, an error is generated. */ - if (!vdev->pdev->is_virtfn && !vdev->vf_token && !vf_token) - return 0; /* No VF token provided or required */ - if (vdev->pdev->is_virtfn) { - struct vfio_pci_core_device *pf_vdev = get_pf_vdev(vdev); + struct vfio_pci_core_device *pf_vdev = vdev->sriov_pf_core_dev; bool match; if (!pf_vdev) { @@ -1600,7 +1576,6 @@ static int vfio_pci_validate_vf_token(struct vfio_pci_core_device *vdev, } if (!vf_token) { - vfio_device_put(&pf_vdev->vdev); pci_info_ratelimited(vdev->pdev, "VF token required to access device\n"); return -EACCES; @@ -1610,8 +1585,6 @@ static int vfio_pci_validate_vf_token(struct vfio_pci_core_device *vdev, match = uuid_equal(uuid, &pf_vdev->vf_token->uuid); mutex_unlock(&pf_vdev->vf_token->lock); - vfio_device_put(&pf_vdev->vdev); - if (!match) { pci_info_ratelimited(vdev->pdev, "Incorrect VF token provided for device\n"); @@ -1732,8 +1705,30 @@ static int vfio_pci_bus_notifier(struct notifier_block *nb, static int vfio_pci_vf_init(struct vfio_pci_core_device *vdev) { struct pci_dev *pdev = vdev->pdev; + struct vfio_pci_core_device *cur; + struct pci_dev *physfn; int ret; + if (pdev->is_virtfn) { + /* + * If this VF was created by our vfio_pci_core_sriov_configure() + * then we can find the PF vfio_pci_core_device now, and due to + * the locking in pci_disable_sriov() it cannot change until + * this VF device driver is removed. + */ + physfn = pci_physfn(vdev->pdev); + mutex_lock(&vfio_pci_sriov_pfs_mutex); + list_for_each_entry(cur, &vfio_pci_sriov_pfs, sriov_pfs_item) { + if (cur->pdev == physfn) { + vdev->sriov_pf_core_dev = cur; + break; + } + } + mutex_unlock(&vfio_pci_sriov_pfs_mutex); + return 0; + } + + /* Not a SRIOV PF */ if (!pdev->is_physfn) return 0; @@ -1805,6 +1800,7 @@ void vfio_pci_core_init_device(struct vfio_pci_core_device *vdev, INIT_LIST_HEAD(&vdev->ioeventfds_list); mutex_init(&vdev->vma_lock); INIT_LIST_HEAD(&vdev->vma_list); + INIT_LIST_HEAD(&vdev->sriov_pfs_item); init_rwsem(&vdev->memory_lock); } EXPORT_SYMBOL_GPL(vfio_pci_core_init_device); @@ -1896,7 +1892,7 @@ void vfio_pci_core_unregister_device(struct vfio_pci_core_device *vdev) { struct pci_dev *pdev = vdev->pdev; - pci_disable_sriov(pdev); + vfio_pci_core_sriov_configure(pdev, 0); vfio_unregister_group_dev(&vdev->vdev); @@ -1935,21 +1931,49 @@ EXPORT_SYMBOL_GPL(vfio_pci_core_aer_err_detected); int vfio_pci_core_sriov_configure(struct pci_dev *pdev, int nr_virtfn) { + struct vfio_pci_core_device *vdev; struct vfio_device *device; int ret = 0; + device_lock_assert(&pdev->dev); + device = vfio_device_get_from_dev(&pdev->dev); if (!device) return -ENODEV; - if (nr_virtfn == 0) - pci_disable_sriov(pdev); - else + vdev = container_of(device, struct vfio_pci_core_device, vdev); + + if (nr_virtfn) { + mutex_lock(&vfio_pci_sriov_pfs_mutex); + /* + * The thread that adds the vdev to the list is the only thread + * that gets to call pci_enable_sriov() and we will only allow + * it to be called once without going through + * pci_disable_sriov() + */ + if (!list_empty(&vdev->sriov_pfs_item)) { + ret = -EINVAL; + goto out_unlock; + } + list_add_tail(&vdev->sriov_pfs_item, &vfio_pci_sriov_pfs); + mutex_unlock(&vfio_pci_sriov_pfs_mutex); ret = pci_enable_sriov(pdev, nr_virtfn); + if (ret) + goto out_del; + ret = nr_virtfn; + goto out_put; + } - vfio_device_put(device); + pci_disable_sriov(pdev); - return ret < 0 ? ret : nr_virtfn; +out_del: + mutex_lock(&vfio_pci_sriov_pfs_mutex); + list_del_init(&vdev->sriov_pfs_item); +out_unlock: + mutex_unlock(&vfio_pci_sriov_pfs_mutex); +out_put: + vfio_device_put(device); + return ret; } EXPORT_SYMBOL_GPL(vfio_pci_core_sriov_configure); diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 792ab5f23647..297b5db47454 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -1450,13 +1450,9 @@ err: return ERR_PTR(r); } -static struct ptr_ring *get_tap_ptr_ring(int fd) +static struct ptr_ring *get_tap_ptr_ring(struct file *file) { struct ptr_ring *ring; - struct file *file = fget(fd); - - if (!file) - return NULL; ring = tun_get_tx_ring(file); if (!IS_ERR(ring)) goto out; @@ -1465,7 +1461,6 @@ static struct ptr_ring *get_tap_ptr_ring(int fd) goto out; ring = NULL; out: - fput(file); return ring; } @@ -1552,8 +1547,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd) r = vhost_net_enable_vq(n, vq); if (r) goto err_used; - if (index == VHOST_NET_VQ_RX) - nvq->rx_ring = get_tap_ptr_ring(fd); + if (index == VHOST_NET_VQ_RX) { + if (sock) + nvq->rx_ring = get_tap_ptr_ring(sock->file); + else + nvq->rx_ring = NULL; + } oldubufs = nvq->ubufs; nvq->ubufs = ubufs; diff --git a/drivers/video/fbdev/arkfb.c b/drivers/video/fbdev/arkfb.c index edf169d0816e..eb3e47c58c5f 100644 --- a/drivers/video/fbdev/arkfb.c +++ b/drivers/video/fbdev/arkfb.c @@ -566,6 +566,9 @@ static int arkfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { int rv, mem, step; + if (!var->pixclock) + return -EINVAL; + /* Find appropriate format */ rv = svga_match_format (arkfb_formats, var, NULL); if (rv < 0) diff --git a/drivers/video/fbdev/aty/aty128fb.c b/drivers/video/fbdev/aty/aty128fb.c index 6ff16d3132e5..b26c81233b6b 100644 --- a/drivers/video/fbdev/aty/aty128fb.c +++ b/drivers/video/fbdev/aty/aty128fb.c @@ -68,7 +68,6 @@ #ifdef CONFIG_PPC_PMAC #include <asm/machdep.h> #include <asm/pmac_feature.h> -#include <asm/prom.h> #include "../macmodes.h" #endif diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c index 1aef3d6ebd88..a3e6faed7745 100644 --- a/drivers/video/fbdev/aty/atyfb_base.c +++ b/drivers/video/fbdev/aty/atyfb_base.c @@ -79,7 +79,6 @@ #ifdef __powerpc__ #include <asm/machdep.h> -#include <asm/prom.h> #include "../macmodes.h" #endif #ifdef __sparc__ diff --git a/drivers/video/fbdev/aty/radeon_pm.c b/drivers/video/fbdev/aty/radeon_pm.c index b5fbd5329652..97a5972f5b1f 100644 --- a/drivers/video/fbdev/aty/radeon_pm.c +++ b/drivers/video/fbdev/aty/radeon_pm.c @@ -22,7 +22,6 @@ #ifdef CONFIG_PPC_PMAC #include <asm/machdep.h> -#include <asm/prom.h> #include <asm/pmac_feature.h> #endif diff --git a/drivers/video/fbdev/aty/radeonfb.h b/drivers/video/fbdev/aty/radeonfb.h index 93f403cbb415..91d81b576231 100644 --- a/drivers/video/fbdev/aty/radeonfb.h +++ b/drivers/video/fbdev/aty/radeonfb.h @@ -21,7 +21,7 @@ #include <asm/io.h> -#if defined(CONFIG_PPC) || defined(CONFIG_SPARC) +#ifdef CONFIG_SPARC #include <asm/prom.h> #endif diff --git a/drivers/video/fbdev/clps711x-fb.c b/drivers/video/fbdev/clps711x-fb.c index c5d15c6db287..771ce1f76951 100644 --- a/drivers/video/fbdev/clps711x-fb.c +++ b/drivers/video/fbdev/clps711x-fb.c @@ -268,8 +268,7 @@ static int clps711x_fb_probe(struct platform_device *pdev) goto out_fb_release; } - cfb->syscon = - syscon_regmap_lookup_by_compatible("cirrus,ep7209-syscon1"); + cfb->syscon = syscon_regmap_lookup_by_phandle(np, "syscon"); if (IS_ERR(cfb->syscon)) { ret = PTR_ERR(cfb->syscon); goto out_fb_release; diff --git a/drivers/video/fbdev/controlfb.c b/drivers/video/fbdev/controlfb.c index bd59e7b11ed5..aba46118b208 100644 --- a/drivers/video/fbdev/controlfb.c +++ b/drivers/video/fbdev/controlfb.c @@ -47,9 +47,6 @@ #include <linux/nvram.h> #include <linux/adb.h> #include <linux/cuda.h> -#ifdef CONFIG_PPC_PMAC -#include <asm/prom.h> -#endif #ifdef CONFIG_BOOTX_TEXT #include <asm/btext.h> #endif diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c index 26892940c213..82e31a2d845e 100644 --- a/drivers/video/fbdev/core/fbsysfs.c +++ b/drivers/video/fbdev/core/fbsysfs.c @@ -80,6 +80,10 @@ void framebuffer_release(struct fb_info *info) { if (!info) return; + + if (WARN_ON(refcount_read(&info->count))) + return; + kfree(info->apertures); kfree(info); } diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index ea42ba6445b2..b3d5f884c544 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -243,6 +243,10 @@ error: static inline void efifb_show_boot_graphics(struct fb_info *info) {} #endif +/* + * fb_ops.fb_destroy is called by the last put_fb_info() call at the end + * of unregister_framebuffer() or fb_release(). Do any cleanup here. + */ static void efifb_destroy(struct fb_info *info) { if (efifb_pci_dev) @@ -254,10 +258,13 @@ static void efifb_destroy(struct fb_info *info) else memunmap(info->screen_base); } + if (request_mem_succeeded) release_mem_region(info->apertures->ranges[0].base, info->apertures->ranges[0].size); fb_dealloc_cmap(&info->cmap); + + framebuffer_release(info); } static const struct fb_ops efifb_ops = { @@ -620,9 +627,9 @@ static int efifb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); + /* efifb_destroy takes care of info cleanup */ unregister_framebuffer(info); sysfs_remove_groups(&pdev->dev.kobj, efifb_groups); - framebuffer_release(info); return 0; } diff --git a/drivers/video/fbdev/i740fb.c b/drivers/video/fbdev/i740fb.c index 52cce0db8bd3..09dd85553d4f 100644 --- a/drivers/video/fbdev/i740fb.c +++ b/drivers/video/fbdev/i740fb.c @@ -657,6 +657,9 @@ static int i740fb_decode_var(const struct fb_var_screeninfo *var, static int i740fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { + if (!var->pixclock) + return -EINVAL; + switch (var->bits_per_pixel) { case 8: var->red.offset = var->green.offset = var->blue.offset = 0; @@ -740,7 +743,7 @@ static int i740fb_set_par(struct fb_info *info) if (i) return i; - memset(info->screen_base, 0, info->screen_size); + memset_io(info->screen_base, 0, info->screen_size); vga_protect(par); diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index 68288756ffff..a2f644c97f28 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -925,10 +925,12 @@ static int imxfb_probe(struct platform_device *pdev) sizeof(struct imx_fb_videomode), GFP_KERNEL); if (!fbi->mode) { ret = -ENOMEM; + of_node_put(display_np); goto failed_of_parse; } ret = imxfb_of_read_mode(&pdev->dev, display_np, fbi->mode); + of_node_put(display_np); if (ret) goto failed_of_parse; } diff --git a/drivers/video/fbdev/kyro/fbdev.c b/drivers/video/fbdev/kyro/fbdev.c index 25801e8e3f74..d57772f96ad2 100644 --- a/drivers/video/fbdev/kyro/fbdev.c +++ b/drivers/video/fbdev/kyro/fbdev.c @@ -494,6 +494,8 @@ static int kyrofb_set_par(struct fb_info *info) info->var.hsync_len + info->var.left_margin)) / 1000; + if (!lineclock) + return -EINVAL; /* time for a frame in ns (precision in 32bpp) */ frameclock = lineclock * (info->var.yres + diff --git a/drivers/video/fbdev/matrox/matroxfb_base.h b/drivers/video/fbdev/matrox/matroxfb_base.h index 759dee996af1..958be6805f87 100644 --- a/drivers/video/fbdev/matrox/matroxfb_base.h +++ b/drivers/video/fbdev/matrox/matroxfb_base.h @@ -47,7 +47,6 @@ #include <asm/unaligned.h> #if defined(CONFIG_PPC_PMAC) -#include <asm/prom.h> #include "../macmodes.h" #endif diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c index 63721337a377..a7508f5be343 100644 --- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c @@ -18,6 +18,8 @@ #include <linux/interrupt.h> #include <linux/pci.h> #if defined(CONFIG_OF) +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/of_platform.h> #endif #include "mb862xxfb.h" diff --git a/drivers/video/fbdev/mmp/core.c b/drivers/video/fbdev/mmp/core.c index 154127256a2c..03707461eced 100644 --- a/drivers/video/fbdev/mmp/core.c +++ b/drivers/video/fbdev/mmp/core.c @@ -127,19 +127,18 @@ EXPORT_SYMBOL_GPL(mmp_unregister_panel); */ struct mmp_path *mmp_get_path(const char *name) { - struct mmp_path *path; - int found = 0; + struct mmp_path *path = NULL, *iter; mutex_lock(&disp_lock); - list_for_each_entry(path, &path_list, node) { - if (!strcmp(name, path->name)) { - found = 1; + list_for_each_entry(iter, &path_list, node) { + if (!strcmp(name, iter->name)) { + path = iter; break; } } mutex_unlock(&disp_lock); - return found ? path : NULL; + return path; } EXPORT_SYMBOL_GPL(mmp_get_path); diff --git a/drivers/video/fbdev/neofb.c b/drivers/video/fbdev/neofb.c index 966df2a07360..28d32cbf496b 100644 --- a/drivers/video/fbdev/neofb.c +++ b/drivers/video/fbdev/neofb.c @@ -585,7 +585,7 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) DBG("neofb_check_var"); - if (var->pixclock && PICOS2KHZ(var->pixclock) > par->maxClock) + if (!var->pixclock || PICOS2KHZ(var->pixclock) > par->maxClock) return -EINVAL; /* Is the mode larger than the LCD panel? */ diff --git a/drivers/video/fbdev/omap/hwa742.c b/drivers/video/fbdev/omap/hwa742.c index b191bef22d98..9d9fe5c3a7a1 100644 --- a/drivers/video/fbdev/omap/hwa742.c +++ b/drivers/video/fbdev/omap/hwa742.c @@ -964,7 +964,7 @@ static int hwa742_init(struct omapfb_device *fbdev, int ext_mode, if ((r = calc_extif_timings(ext_clk, &extif_mem_div)) < 0) goto err3; hwa742.extif->set_timings(&hwa742.reg_timings); - clk_enable(hwa742.sys_ck); + clk_prepare_enable(hwa742.sys_ck); calc_hwa742_clk_rates(ext_clk, &sys_clk, &pix_clk); if ((r = calc_extif_timings(sys_clk, &extif_mem_div)) < 0) @@ -1023,7 +1023,7 @@ static int hwa742_init(struct omapfb_device *fbdev, int ext_mode, return 0; err4: - clk_disable(hwa742.sys_ck); + clk_disable_unprepare(hwa742.sys_ck); err3: hwa742.extif->cleanup(); err2: @@ -1037,7 +1037,7 @@ static void hwa742_cleanup(void) hwa742_set_update_mode(OMAPFB_UPDATE_DISABLED); hwa742.extif->cleanup(); hwa742.int_ctrl->cleanup(); - clk_disable(hwa742.sys_ck); + clk_disable_unprepare(hwa742.sys_ck); } struct lcd_ctrl hwa742_ctrl = { diff --git a/drivers/video/fbdev/omap/lcdc.c b/drivers/video/fbdev/omap/lcdc.c index 7317c9aad677..97d20dc0d1d0 100644 --- a/drivers/video/fbdev/omap/lcdc.c +++ b/drivers/video/fbdev/omap/lcdc.c @@ -711,7 +711,7 @@ static int omap_lcdc_init(struct omapfb_device *fbdev, int ext_mode, dev_err(fbdev->dev, "failed to adjust LCD rate\n"); goto fail1; } - clk_enable(lcdc.lcd_ck); + clk_prepare_enable(lcdc.lcd_ck); r = request_irq(OMAP_LCDC_IRQ, lcdc_irq_handler, 0, MODULE_NAME, fbdev); if (r) { @@ -746,7 +746,7 @@ fail4: fail3: free_irq(OMAP_LCDC_IRQ, lcdc.fbdev); fail2: - clk_disable(lcdc.lcd_ck); + clk_disable_unprepare(lcdc.lcd_ck); fail1: clk_put(lcdc.lcd_ck); fail0: @@ -760,7 +760,7 @@ static void omap_lcdc_cleanup(void) free_fbmem(); omap_free_lcd_dma(); free_irq(OMAP_LCDC_IRQ, lcdc.fbdev); - clk_disable(lcdc.lcd_ck); + clk_disable_unprepare(lcdc.lcd_ck); clk_put(lcdc.lcd_ck); } diff --git a/drivers/video/fbdev/omap/sossi.c b/drivers/video/fbdev/omap/sossi.c index 80ac67f27f0d..b9cb8b386627 100644 --- a/drivers/video/fbdev/omap/sossi.c +++ b/drivers/video/fbdev/omap/sossi.c @@ -598,7 +598,7 @@ static int sossi_init(struct omapfb_device *fbdev) l &= ~CONF_SOSSI_RESET_R; omap_writel(l, MOD_CONF_CTRL_1); - clk_enable(sossi.fck); + clk_prepare_enable(sossi.fck); l = omap_readl(ARM_IDLECT2); l &= ~(1 << 8); /* DMACK_REQ */ omap_writel(l, ARM_IDLECT2); @@ -649,7 +649,7 @@ static int sossi_init(struct omapfb_device *fbdev) return 0; err: - clk_disable(sossi.fck); + clk_disable_unprepare(sossi.fck); clk_put(sossi.fck); return r; } @@ -657,6 +657,7 @@ err: static void sossi_cleanup(void) { omap_lcdc_free_dma_callback(); + clk_unprepare(sossi.fck); clk_put(sossi.fck); iounmap(sossi.base); } diff --git a/drivers/video/fbdev/platinumfb.c b/drivers/video/fbdev/platinumfb.c index ce413a9df06e..5b9e26ea6449 100644 --- a/drivers/video/fbdev/platinumfb.c +++ b/drivers/video/fbdev/platinumfb.c @@ -30,9 +30,9 @@ #include <linux/fb.h> #include <linux/init.h> #include <linux/nvram.h> +#include <linux/of_address.h> #include <linux/of_device.h> #include <linux/of_platform.h> -#include <asm/prom.h> #include "macmodes.h" #include "platinumfb.h" diff --git a/drivers/video/fbdev/pm2fb.c b/drivers/video/fbdev/pm2fb.c index c68725eebee3..d3be2c64f1c0 100644 --- a/drivers/video/fbdev/pm2fb.c +++ b/drivers/video/fbdev/pm2fb.c @@ -1504,9 +1504,7 @@ static const struct fb_ops pm2fb_ops = { /** - * Device initialisation - * - * Initialise and allocate resource for PCI device. + * pm2fb_probe - Initialise and allocate resource for PCI device. * * @pdev: PCI device. * @id: PCI device ID. @@ -1711,9 +1709,7 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id) } /** - * Device removal. - * - * Release all device resources. + * pm2fb_remove - Release all device resources. * * @pdev: PCI device to clean up. */ diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c index f1551e00eb12..8ad91c251fe6 100644 --- a/drivers/video/fbdev/pxafb.c +++ b/drivers/video/fbdev/pxafb.c @@ -2256,10 +2256,10 @@ static int pxafb_probe(struct platform_device *dev) goto failed; for (i = 0; i < inf->num_modes; i++) inf->modes[i] = pdata->modes[i]; + } else { + inf = of_pxafb_of_mach_info(&dev->dev); } - if (!pdata) - inf = of_pxafb_of_mach_info(&dev->dev); if (IS_ERR_OR_NULL(inf)) goto failed; diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 5c74253e7b2c..b93c8eb02336 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -549,6 +549,9 @@ static int s3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) int rv, mem, step; u16 m, n, r; + if (!var->pixclock) + return -EINVAL; + /* Find appropriate format */ rv = svga_match_format (s3fb_formats, var, NULL); diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c index aa4ebe3192ec..9a4417430b4e 100644 --- a/drivers/video/fbdev/sh_mobile_lcdcfb.c +++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c @@ -531,9 +531,6 @@ static void sh_mobile_lcdc_display_off(struct sh_mobile_lcdc_chan *ch) ch->tx_dev->ops->display_off(ch->tx_dev); } -static int sh_mobile_lcdc_check_var(struct fb_var_screeninfo *var, - struct fb_info *info); - /* ----------------------------------------------------------------------------- * Format helpers */ diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c index 94fc9c6d0411..2c198561c338 100644 --- a/drivers/video/fbdev/simplefb.c +++ b/drivers/video/fbdev/simplefb.c @@ -84,6 +84,10 @@ struct simplefb_par { static void simplefb_clocks_destroy(struct simplefb_par *par); static void simplefb_regulators_destroy(struct simplefb_par *par); +/* + * fb_ops.fb_destroy is called by the last put_fb_info() call at the end + * of unregister_framebuffer() or fb_release(). Do any cleanup here. + */ static void simplefb_destroy(struct fb_info *info) { struct simplefb_par *par = info->par; @@ -94,6 +98,8 @@ static void simplefb_destroy(struct fb_info *info) if (info->screen_base) iounmap(info->screen_base); + framebuffer_release(info); + if (mem) release_mem_region(mem->start, resource_size(mem)); } @@ -545,8 +551,8 @@ static int simplefb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); + /* simplefb_destroy takes care of info cleanup */ unregister_framebuffer(info); - framebuffer_release(info); return 0; } diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c index 742f62986b80..f28fd69d5eb7 100644 --- a/drivers/video/fbdev/sis/sis_main.c +++ b/drivers/video/fbdev/sis/sis_main.c @@ -4463,7 +4463,7 @@ static void sisfb_post_sis300(struct pci_dev *pdev) SiS_SetReg(SISCR, 0x37, 0x02); SiS_SetReg(SISPART2, 0x00, 0x1c); v4 = 0x00; v5 = 0x00; v6 = 0x10; - if(ivideo->SiS_Pr.UseROM) { + if (ivideo->SiS_Pr.UseROM && bios) { v4 = bios[0xf5]; v5 = bios[0xf6]; v6 = bios[0xf7]; diff --git a/drivers/video/fbdev/tridentfb.c b/drivers/video/fbdev/tridentfb.c index 4d20cb557ff0..319131bd72cf 100644 --- a/drivers/video/fbdev/tridentfb.c +++ b/drivers/video/fbdev/tridentfb.c @@ -996,6 +996,9 @@ static int tridentfb_check_var(struct fb_var_screeninfo *var, int ramdac = 230000; /* 230MHz for most 3D chips */ debug("enter\n"); + if (!var->pixclock) + return -EINVAL; + /* check color depth */ if (bpp == 24) bpp = var->bits_per_pixel = 32; diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index b6ec0b8e2b72..d280733f283b 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -1650,8 +1650,9 @@ static int dlfb_usb_probe(struct usb_interface *intf, const struct device_attribute *attr; struct dlfb_data *dlfb; struct fb_info *info; - int retval = -ENOMEM; + int retval; struct usb_device *usbdev = interface_to_usbdev(intf); + struct usb_endpoint_descriptor *out; /* usb initialization */ dlfb = kzalloc(sizeof(*dlfb), GFP_KERNEL); @@ -1665,6 +1666,12 @@ static int dlfb_usb_probe(struct usb_interface *intf, dlfb->udev = usb_get_dev(usbdev); usb_set_intfdata(intf, dlfb); + retval = usb_find_common_endpoints(intf->cur_altsetting, NULL, &out, NULL, NULL); + if (retval) { + dev_err(&intf->dev, "Device should have at lease 1 bulk endpoint!\n"); + goto error; + } + dev_dbg(&intf->dev, "console enable=%d\n", console); dev_dbg(&intf->dev, "fb_defio enable=%d\n", fb_defio); dev_dbg(&intf->dev, "shadow enable=%d\n", shadow); @@ -1674,6 +1681,7 @@ static int dlfb_usb_probe(struct usb_interface *intf, if (!dlfb_parse_vendor_descriptor(dlfb, intf)) { dev_err(&intf->dev, "firmware not recognized, incompatible device?\n"); + retval = -ENODEV; goto error; } @@ -1687,8 +1695,10 @@ static int dlfb_usb_probe(struct usb_interface *intf, /* allocates framebuffer driver structure, not framebuffer memory */ info = framebuffer_alloc(0, &dlfb->udev->dev); - if (!info) + if (!info) { + retval = -ENOMEM; goto error; + } dlfb->info = info; info->par = dlfb; diff --git a/drivers/video/fbdev/valkyriefb.c b/drivers/video/fbdev/valkyriefb.c index 8425afe37d7c..a6c9d4f26669 100644 --- a/drivers/video/fbdev/valkyriefb.c +++ b/drivers/video/fbdev/valkyriefb.c @@ -54,10 +54,9 @@ #include <linux/nvram.h> #include <linux/adb.h> #include <linux/cuda.h> +#include <linux/of_address.h> #ifdef CONFIG_MAC #include <asm/macintosh.h> -#else -#include <asm/prom.h> #endif #include "macmodes.h" diff --git a/drivers/video/fbdev/vesafb.c b/drivers/video/fbdev/vesafb.c index df6de5a9dd4c..e25e8de5ff67 100644 --- a/drivers/video/fbdev/vesafb.c +++ b/drivers/video/fbdev/vesafb.c @@ -179,6 +179,10 @@ static int vesafb_setcolreg(unsigned regno, unsigned red, unsigned green, return err; } +/* + * fb_ops.fb_destroy is called by the last put_fb_info() call at the end + * of unregister_framebuffer() or fb_release(). Do any cleanup here. + */ static void vesafb_destroy(struct fb_info *info) { struct vesafb_par *par = info->par; @@ -188,6 +192,8 @@ static void vesafb_destroy(struct fb_info *info) if (info->screen_base) iounmap(info->screen_base); release_mem_region(info->apertures->ranges[0].base, info->apertures->ranges[0].size); + + framebuffer_release(info); } static struct fb_ops vesafb_ops = { @@ -484,10 +490,10 @@ static int vesafb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); + /* vesafb_destroy takes care of info cleanup */ unregister_framebuffer(info); if (((struct vesafb_par *)(info->par))->region) release_region(0x3c0, 32); - framebuffer_release(info); return 0; } diff --git a/drivers/video/fbdev/vt8623fb.c b/drivers/video/fbdev/vt8623fb.c index 7a959e5ba90b..a92a8c670cf0 100644 --- a/drivers/video/fbdev/vt8623fb.c +++ b/drivers/video/fbdev/vt8623fb.c @@ -321,6 +321,9 @@ static int vt8623fb_check_var(struct fb_var_screeninfo *var, struct fb_info *inf { int rv, mem, step; + if (!var->pixclock) + return -EINVAL; + /* Find appropriate format */ rv = svga_match_format (vt8623fb_formats, var, NULL); if (rv < 0) diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c index f93b6abbe258..bebd371c6b93 100644 --- a/drivers/video/of_display_timing.c +++ b/drivers/video/of_display_timing.c @@ -199,7 +199,7 @@ struct display_timings *of_get_display_timings(const struct device_node *np) struct display_timing *dt; int r; - dt = kzalloc(sizeof(*dt), GFP_KERNEL); + dt = kmalloc(sizeof(*dt), GFP_KERNEL); if (!dt) { pr_err("%pOF: could not allocate display_timing struct\n", np); diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index dfe26fa17e95..617a7f4f07a8 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -689,29 +689,34 @@ void xen_free_ballooned_pages(unsigned int nr_pages, struct page **pages) } EXPORT_SYMBOL(xen_free_ballooned_pages); -#if defined(CONFIG_XEN_PV) && !defined(CONFIG_XEN_UNPOPULATED_ALLOC) -static void __init balloon_add_region(unsigned long start_pfn, - unsigned long pages) +static void __init balloon_add_regions(void) { +#if defined(CONFIG_XEN_PV) + unsigned long start_pfn, pages; unsigned long pfn, extra_pfn_end; + unsigned int i; - /* - * If the amount of usable memory has been limited (e.g., with - * the 'mem' command line parameter), don't add pages beyond - * this limit. - */ - extra_pfn_end = min(max_pfn, start_pfn + pages); + for (i = 0; i < XEN_EXTRA_MEM_MAX_REGIONS; i++) { + pages = xen_extra_mem[i].n_pfns; + if (!pages) + continue; - for (pfn = start_pfn; pfn < extra_pfn_end; pfn++) { - /* totalram_pages and totalhigh_pages do not - include the boot-time balloon extension, so - don't subtract from it. */ - balloon_append(pfn_to_page(pfn)); - } + start_pfn = xen_extra_mem[i].start_pfn; - balloon_stats.total_pages += extra_pfn_end - start_pfn; -} + /* + * If the amount of usable memory has been limited (e.g., with + * the 'mem' command line parameter), don't add pages beyond + * this limit. + */ + extra_pfn_end = min(max_pfn, start_pfn + pages); + + for (pfn = start_pfn; pfn < extra_pfn_end; pfn++) + balloon_append(pfn_to_page(pfn)); + + balloon_stats.total_pages += extra_pfn_end - start_pfn; + } #endif +} static int __init balloon_init(void) { @@ -745,20 +750,7 @@ static int __init balloon_init(void) register_sysctl_table(xen_root); #endif -#if defined(CONFIG_XEN_PV) && !defined(CONFIG_XEN_UNPOPULATED_ALLOC) - { - int i; - - /* - * Initialize the balloon with pages from the extra memory - * regions (see arch/x86/xen/setup.c). - */ - for (i = 0; i < XEN_EXTRA_MEM_MAX_REGIONS; i++) - if (xen_extra_mem[i].n_pfns) - balloon_add_region(xen_extra_mem[i].start_pfn, - xen_extra_mem[i].n_pfns); - } -#endif + balloon_add_regions(); task = kthread_run(balloon_thread, NULL, "xen-balloon"); if (IS_ERR(task)) { diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index 4849f94372a4..55acb32842a3 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -178,9 +178,9 @@ static void __del_gref(struct gntalloc_gref *gref) unsigned long addr; if (gref->notify.flags & UNMAP_NOTIFY_CLEAR_BYTE) { - uint8_t *tmp = kmap(gref->page); + uint8_t *tmp = kmap_local_page(gref->page); tmp[gref->notify.pgoff] = 0; - kunmap(gref->page); + kunmap_local(tmp); } if (gref->notify.flags & UNMAP_NOTIFY_SEND_EVENT) { notify_remote_via_evtchn(gref->notify.event); diff --git a/drivers/xen/unpopulated-alloc.c b/drivers/xen/unpopulated-alloc.c index a8b41057c382..a39f2d36dd9c 100644 --- a/drivers/xen/unpopulated-alloc.c +++ b/drivers/xen/unpopulated-alloc.c @@ -230,39 +230,6 @@ void xen_free_unpopulated_pages(unsigned int nr_pages, struct page **pages) } EXPORT_SYMBOL(xen_free_unpopulated_pages); -#ifdef CONFIG_XEN_PV -static int __init init(void) -{ - unsigned int i; - - if (!xen_domain()) - return -ENODEV; - - if (!xen_pv_domain()) - return 0; - - /* - * Initialize with pages from the extra memory regions (see - * arch/x86/xen/setup.c). - */ - for (i = 0; i < XEN_EXTRA_MEM_MAX_REGIONS; i++) { - unsigned int j; - - for (j = 0; j < xen_extra_mem[i].n_pfns; j++) { - struct page *pg = - pfn_to_page(xen_extra_mem[i].start_pfn + j); - - pg->zone_device_data = page_list; - page_list = pg; - list_count++; - } - } - - return 0; -} -subsys_initcall(init); -#endif - static int __init unpopulated_init(void) { int ret; |