diff options
Diffstat (limited to 'drivers')
69 files changed, 725 insertions, 313 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index 9706613eecf9..bf64cfa30feb 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -879,7 +879,7 @@ static void acpi_lpss_dismiss(struct device *dev) #define LPSS_GPIODEF0_DMA_LLP BIT(13) static DEFINE_MUTEX(lpss_iosf_mutex); -static bool lpss_iosf_d3_entered; +static bool lpss_iosf_d3_entered = true; static void lpss_iosf_enter_d3_state(void) { diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 292088fcc624..d2e29a19890d 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -35,11 +35,11 @@ #include <linux/delay.h> #ifdef CONFIG_X86 #include <asm/mpspec.h> +#include <linux/dmi.h> #endif #include <linux/acpi_iort.h> #include <linux/pci.h> #include <acpi/apei.h> -#include <linux/dmi.h> #include <linux/suspend.h> #include "internal.h" @@ -82,10 +82,6 @@ static const struct dmi_system_id dsdt_dmi_table[] __initconst = { }, {} }; -#else -static const struct dmi_system_id dsdt_dmi_table[] __initconst = { - {} -}; #endif /* -------------------------------------------------------------------------- @@ -1033,11 +1029,16 @@ void __init acpi_early_init(void) acpi_permanent_mmap = true; +#ifdef CONFIG_X86 /* * If the machine falls into the DMI check table, - * DSDT will be copied to memory + * DSDT will be copied to memory. + * Note that calling dmi_check_system() here on other architectures + * would not be OK because only x86 initializes dmi early enough. + * Thankfully only x86 systems need such quirks for now. */ dmi_check_system(dsdt_dmi_table); +#endif status = acpi_reallocate_root_table(); if (ACPI_FAILURE(status)) { diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 172e32840256..599e01bcdef2 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -7394,4 +7394,4 @@ EXPORT_SYMBOL_GPL(ata_cable_unknown); EXPORT_SYMBOL_GPL(ata_cable_ignore); EXPORT_SYMBOL_GPL(ata_cable_sata); EXPORT_SYMBOL_GPL(ata_host_get); -EXPORT_SYMBOL_GPL(ata_host_put);
\ No newline at end of file +EXPORT_SYMBOL_GPL(ata_host_put); diff --git a/drivers/base/memory.c b/drivers/base/memory.c index c8a1cb0b6136..817320c7c4c1 100644 --- a/drivers/base/memory.c +++ b/drivers/base/memory.c @@ -417,25 +417,23 @@ static ssize_t show_valid_zones(struct device *dev, int nid; /* - * The block contains more than one zone can not be offlined. - * This can happen e.g. for ZONE_DMA and ZONE_DMA32 - */ - if (!test_pages_in_a_zone(start_pfn, start_pfn + nr_pages, &valid_start_pfn, &valid_end_pfn)) - return sprintf(buf, "none\n"); - - start_pfn = valid_start_pfn; - nr_pages = valid_end_pfn - start_pfn; - - /* * Check the existing zone. Make sure that we do that only on the * online nodes otherwise the page_zone is not reliable */ if (mem->state == MEM_ONLINE) { + /* + * The block contains more than one zone can not be offlined. + * This can happen e.g. for ZONE_DMA and ZONE_DMA32 + */ + if (!test_pages_in_a_zone(start_pfn, start_pfn + nr_pages, + &valid_start_pfn, &valid_end_pfn)) + return sprintf(buf, "none\n"); + start_pfn = valid_start_pfn; strcat(buf, page_zone(pfn_to_page(start_pfn))->name); goto out; } - nid = pfn_to_nid(start_pfn); + nid = mem->nid; default_zone = zone_for_pfn_range(MMOP_ONLINE_KEEP, nid, start_pfn, nr_pages); strcat(buf, default_zone->name); diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 3863c00372bb..14a51254c3db 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1239,6 +1239,9 @@ static int __nbd_ioctl(struct block_device *bdev, struct nbd_device *nbd, case NBD_SET_SOCK: return nbd_add_socket(nbd, arg, false); case NBD_SET_BLKSIZE: + if (!arg || !is_power_of_2(arg) || arg < 512 || + arg > PAGE_SIZE) + return -EINVAL; nbd_size_set(nbd, arg, div_s64(config->bytesize, arg)); return 0; diff --git a/drivers/dax/device.c b/drivers/dax/device.c index 6fd46083e629..bbe4d72ca105 100644 --- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -392,7 +392,8 @@ static vm_fault_t dev_dax_huge_fault(struct vm_fault *vmf, { struct file *filp = vmf->vma->vm_file; unsigned long fault_size; - int rc, id; + vm_fault_t rc = VM_FAULT_SIGBUS; + int id; pfn_t pfn; struct dev_dax *dev_dax = filp->private_data; diff --git a/drivers/gpio/gpio-adp5588.c b/drivers/gpio/gpio-adp5588.c index 3530ccd17e04..da9781a2ef4a 100644 --- a/drivers/gpio/gpio-adp5588.c +++ b/drivers/gpio/gpio-adp5588.c @@ -41,6 +41,8 @@ struct adp5588_gpio { uint8_t int_en[3]; uint8_t irq_mask[3]; uint8_t irq_stat[3]; + uint8_t int_input_en[3]; + uint8_t int_lvl_cached[3]; }; static int adp5588_gpio_read(struct i2c_client *client, u8 reg) @@ -173,12 +175,28 @@ static void adp5588_irq_bus_sync_unlock(struct irq_data *d) struct adp5588_gpio *dev = irq_data_get_irq_chip_data(d); int i; - for (i = 0; i <= ADP5588_BANK(ADP5588_MAXGPIO); i++) + for (i = 0; i <= ADP5588_BANK(ADP5588_MAXGPIO); i++) { + if (dev->int_input_en[i]) { + mutex_lock(&dev->lock); + dev->dir[i] &= ~dev->int_input_en[i]; + dev->int_input_en[i] = 0; + adp5588_gpio_write(dev->client, GPIO_DIR1 + i, + dev->dir[i]); + mutex_unlock(&dev->lock); + } + + if (dev->int_lvl_cached[i] != dev->int_lvl[i]) { + dev->int_lvl_cached[i] = dev->int_lvl[i]; + adp5588_gpio_write(dev->client, GPIO_INT_LVL1 + i, + dev->int_lvl[i]); + } + if (dev->int_en[i] ^ dev->irq_mask[i]) { dev->int_en[i] = dev->irq_mask[i]; adp5588_gpio_write(dev->client, GPIO_INT_EN1 + i, dev->int_en[i]); } + } mutex_unlock(&dev->irq_lock); } @@ -221,9 +239,7 @@ static int adp5588_irq_set_type(struct irq_data *d, unsigned int type) else return -EINVAL; - adp5588_gpio_direction_input(&dev->gpio_chip, gpio); - adp5588_gpio_write(dev->client, GPIO_INT_LVL1 + bank, - dev->int_lvl[bank]); + dev->int_input_en[bank] |= bit; return 0; } diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c index 28da700f5f52..044888fd96a1 100644 --- a/drivers/gpio/gpio-dwapb.c +++ b/drivers/gpio/gpio-dwapb.c @@ -728,6 +728,7 @@ static int dwapb_gpio_probe(struct platform_device *pdev) out_unregister: dwapb_gpio_unregister(gpio); dwapb_irq_teardown(gpio); + clk_disable_unprepare(gpio->clk); return err; } diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index c48ed9d89ff5..8b9d7e42c600 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -25,7 +25,6 @@ struct acpi_gpio_event { struct list_head node; - struct list_head initial_sync_list; acpi_handle handle; unsigned int pin; unsigned int irq; @@ -49,10 +48,19 @@ struct acpi_gpio_chip { struct mutex conn_lock; struct gpio_chip *chip; struct list_head events; + struct list_head deferred_req_irqs_list_entry; }; -static LIST_HEAD(acpi_gpio_initial_sync_list); -static DEFINE_MUTEX(acpi_gpio_initial_sync_list_lock); +/* + * For gpiochips which call acpi_gpiochip_request_interrupts() before late_init + * (so builtin drivers) we register the ACPI GpioInt event handlers from a + * late_initcall_sync handler, so that other builtin drivers can register their + * OpRegions before the event handlers can run. This list contains gpiochips + * for which the acpi_gpiochip_request_interrupts() has been deferred. + */ +static DEFINE_MUTEX(acpi_gpio_deferred_req_irqs_lock); +static LIST_HEAD(acpi_gpio_deferred_req_irqs_list); +static bool acpi_gpio_deferred_req_irqs_done; static int acpi_gpiochip_find(struct gpio_chip *gc, void *data) { @@ -89,21 +97,6 @@ static struct gpio_desc *acpi_get_gpiod(char *path, int pin) return gpiochip_get_desc(chip, pin); } -static void acpi_gpio_add_to_initial_sync_list(struct acpi_gpio_event *event) -{ - mutex_lock(&acpi_gpio_initial_sync_list_lock); - list_add(&event->initial_sync_list, &acpi_gpio_initial_sync_list); - mutex_unlock(&acpi_gpio_initial_sync_list_lock); -} - -static void acpi_gpio_del_from_initial_sync_list(struct acpi_gpio_event *event) -{ - mutex_lock(&acpi_gpio_initial_sync_list_lock); - if (!list_empty(&event->initial_sync_list)) - list_del_init(&event->initial_sync_list); - mutex_unlock(&acpi_gpio_initial_sync_list_lock); -} - static irqreturn_t acpi_gpio_irq_handler(int irq, void *data) { struct acpi_gpio_event *event = data; @@ -186,7 +179,7 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares, gpiod_direction_input(desc); - value = gpiod_get_value(desc); + value = gpiod_get_value_cansleep(desc); ret = gpiochip_lock_as_irq(chip, pin); if (ret) { @@ -229,7 +222,6 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares, event->irq = irq; event->pin = pin; event->desc = desc; - INIT_LIST_HEAD(&event->initial_sync_list); ret = request_threaded_irq(event->irq, NULL, handler, irqflags, "ACPI:Event", event); @@ -251,10 +243,9 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares, * may refer to OperationRegions from other (builtin) drivers which * may be probed after us. */ - if (handler == acpi_gpio_irq_handler && - (((irqflags & IRQF_TRIGGER_RISING) && value == 1) || - ((irqflags & IRQF_TRIGGER_FALLING) && value == 0))) - acpi_gpio_add_to_initial_sync_list(event); + if (((irqflags & IRQF_TRIGGER_RISING) && value == 1) || + ((irqflags & IRQF_TRIGGER_FALLING) && value == 0)) + handler(event->irq, event); return AE_OK; @@ -283,6 +274,7 @@ void acpi_gpiochip_request_interrupts(struct gpio_chip *chip) struct acpi_gpio_chip *acpi_gpio; acpi_handle handle; acpi_status status; + bool defer; if (!chip->parent || !chip->to_irq) return; @@ -295,6 +287,16 @@ void acpi_gpiochip_request_interrupts(struct gpio_chip *chip) if (ACPI_FAILURE(status)) return; + mutex_lock(&acpi_gpio_deferred_req_irqs_lock); + defer = !acpi_gpio_deferred_req_irqs_done; + if (defer) + list_add(&acpi_gpio->deferred_req_irqs_list_entry, + &acpi_gpio_deferred_req_irqs_list); + mutex_unlock(&acpi_gpio_deferred_req_irqs_lock); + + if (defer) + return; + acpi_walk_resources(handle, "_AEI", acpi_gpiochip_request_interrupt, acpi_gpio); } @@ -325,11 +327,14 @@ void acpi_gpiochip_free_interrupts(struct gpio_chip *chip) if (ACPI_FAILURE(status)) return; + mutex_lock(&acpi_gpio_deferred_req_irqs_lock); + if (!list_empty(&acpi_gpio->deferred_req_irqs_list_entry)) + list_del_init(&acpi_gpio->deferred_req_irqs_list_entry); + mutex_unlock(&acpi_gpio_deferred_req_irqs_lock); + list_for_each_entry_safe_reverse(event, ep, &acpi_gpio->events, node) { struct gpio_desc *desc; - acpi_gpio_del_from_initial_sync_list(event); - if (irqd_is_wakeup_set(irq_get_irq_data(event->irq))) disable_irq_wake(event->irq); @@ -1052,6 +1057,7 @@ void acpi_gpiochip_add(struct gpio_chip *chip) acpi_gpio->chip = chip; INIT_LIST_HEAD(&acpi_gpio->events); + INIT_LIST_HEAD(&acpi_gpio->deferred_req_irqs_list_entry); status = acpi_attach_data(handle, acpi_gpio_chip_dh, acpi_gpio); if (ACPI_FAILURE(status)) { @@ -1198,20 +1204,28 @@ bool acpi_can_fallback_to_crs(struct acpi_device *adev, const char *con_id) return con_id == NULL; } -/* Sync the initial state of handlers after all builtin drivers have probed */ -static int acpi_gpio_initial_sync(void) +/* Run deferred acpi_gpiochip_request_interrupts() */ +static int acpi_gpio_handle_deferred_request_interrupts(void) { - struct acpi_gpio_event *event, *ep; + struct acpi_gpio_chip *acpi_gpio, *tmp; + + mutex_lock(&acpi_gpio_deferred_req_irqs_lock); + list_for_each_entry_safe(acpi_gpio, tmp, + &acpi_gpio_deferred_req_irqs_list, + deferred_req_irqs_list_entry) { + acpi_handle handle; - mutex_lock(&acpi_gpio_initial_sync_list_lock); - list_for_each_entry_safe(event, ep, &acpi_gpio_initial_sync_list, - initial_sync_list) { - acpi_evaluate_object(event->handle, NULL, NULL, NULL); - list_del_init(&event->initial_sync_list); + handle = ACPI_HANDLE(acpi_gpio->chip->parent); + acpi_walk_resources(handle, "_AEI", + acpi_gpiochip_request_interrupt, acpi_gpio); + + list_del_init(&acpi_gpio->deferred_req_irqs_list_entry); } - mutex_unlock(&acpi_gpio_initial_sync_list_lock); + + acpi_gpio_deferred_req_irqs_done = true; + mutex_unlock(&acpi_gpio_deferred_req_irqs_lock); return 0; } /* We must use _sync so that this runs after the first deferred_probe run */ -late_initcall_sync(acpi_gpio_initial_sync); +late_initcall_sync(acpi_gpio_handle_deferred_request_interrupts); diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a4f1157d6aa0..d4e7a09598fa 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -31,6 +31,7 @@ static int of_gpiochip_match_node_and_xlate(struct gpio_chip *chip, void *data) struct of_phandle_args *gpiospec = data; return chip->gpiodev->dev.of_node == gpiospec->np && + chip->of_xlate && chip->of_xlate(chip, gpiospec, NULL) >= 0; } diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.c b/drivers/gpu/drm/i915/gvt/dmabuf.c index 6e3f56684f4e..51ed99a37803 100644 --- a/drivers/gpu/drm/i915/gvt/dmabuf.c +++ b/drivers/gpu/drm/i915/gvt/dmabuf.c @@ -170,20 +170,22 @@ static struct drm_i915_gem_object *vgpu_create_gem(struct drm_device *dev, unsigned int tiling_mode = 0; unsigned int stride = 0; - switch (info->drm_format_mod << 10) { - case PLANE_CTL_TILED_LINEAR: + switch (info->drm_format_mod) { + case DRM_FORMAT_MOD_LINEAR: tiling_mode = I915_TILING_NONE; break; - case PLANE_CTL_TILED_X: + case I915_FORMAT_MOD_X_TILED: tiling_mode = I915_TILING_X; stride = info->stride; break; - case PLANE_CTL_TILED_Y: + case I915_FORMAT_MOD_Y_TILED: + case I915_FORMAT_MOD_Yf_TILED: tiling_mode = I915_TILING_Y; stride = info->stride; break; default: - gvt_dbg_core("not supported tiling mode\n"); + gvt_dbg_core("invalid drm_format_mod %llx for tiling\n", + info->drm_format_mod); } obj->tiling_and_stride = tiling_mode | stride; } else { @@ -222,9 +224,26 @@ static int vgpu_get_plane_info(struct drm_device *dev, info->height = p.height; info->stride = p.stride; info->drm_format = p.drm_format; - info->drm_format_mod = p.tiled; + + switch (p.tiled) { + case PLANE_CTL_TILED_LINEAR: + info->drm_format_mod = DRM_FORMAT_MOD_LINEAR; + break; + case PLANE_CTL_TILED_X: + info->drm_format_mod = I915_FORMAT_MOD_X_TILED; + break; + case PLANE_CTL_TILED_Y: + info->drm_format_mod = I915_FORMAT_MOD_Y_TILED; + break; + case PLANE_CTL_TILED_YF: + info->drm_format_mod = I915_FORMAT_MOD_Yf_TILED; + break; + default: + gvt_vgpu_err("invalid tiling mode: %x\n", p.tiled); + } + info->size = (((p.stride * p.height * p.bpp) / 8) + - (PAGE_SIZE - 1)) >> PAGE_SHIFT; + (PAGE_SIZE - 1)) >> PAGE_SHIFT; } else if (plane_id == DRM_PLANE_TYPE_CURSOR) { ret = intel_vgpu_decode_cursor_plane(vgpu, &c); if (ret) diff --git a/drivers/gpu/drm/i915/gvt/fb_decoder.c b/drivers/gpu/drm/i915/gvt/fb_decoder.c index face664be3e8..481896fb712a 100644 --- a/drivers/gpu/drm/i915/gvt/fb_decoder.c +++ b/drivers/gpu/drm/i915/gvt/fb_decoder.c @@ -220,8 +220,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu, if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)) { - plane->tiled = (val & PLANE_CTL_TILED_MASK) >> - _PLANE_CTL_TILED_SHIFT; + plane->tiled = val & PLANE_CTL_TILED_MASK; fmt = skl_format_to_drm( val & PLANE_CTL_FORMAT_MASK, val & PLANE_CTL_ORDER_RGBX, @@ -260,7 +259,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu, return -EINVAL; } - plane->stride = intel_vgpu_get_stride(vgpu, pipe, (plane->tiled << 10), + plane->stride = intel_vgpu_get_stride(vgpu, pipe, plane->tiled, (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)) ? diff --git a/drivers/gpu/drm/i915/gvt/fb_decoder.h b/drivers/gpu/drm/i915/gvt/fb_decoder.h index cb055f3c81a2..60c155085029 100644 --- a/drivers/gpu/drm/i915/gvt/fb_decoder.h +++ b/drivers/gpu/drm/i915/gvt/fb_decoder.h @@ -101,7 +101,7 @@ struct intel_gvt; /* color space conversion and gamma correction are not included */ struct intel_vgpu_primary_plane_format { u8 enabled; /* plane is enabled */ - u8 tiled; /* X-tiled */ + u32 tiled; /* tiling mode: linear, X-tiled, Y tiled, etc */ u8 bpp; /* bits per pixel */ u32 hw_format; /* format field in the PRI_CTL register */ u32 drm_format; /* format in DRM definition */ diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 7a58ca555197..72afa518edd9 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -1296,6 +1296,19 @@ static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu, return 0; } +static int gen9_dbuf_ctl_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & DBUF_POWER_REQUEST) + vgpu_vreg(vgpu, offset) |= DBUF_POWER_STATE; + else + vgpu_vreg(vgpu, offset) &= ~DBUF_POWER_STATE; + + return 0; +} + static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, void *p_data, unsigned int bytes) { @@ -1525,9 +1538,15 @@ static int bxt_phy_ctl_family_write(struct intel_vgpu *vgpu, u32 v = *(u32 *)p_data; u32 data = v & COMMON_RESET_DIS ? BXT_PHY_LANE_ENABLED : 0; - vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data; - vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data; - vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data; + switch (offset) { + case _PHY_CTL_FAMILY_EDP: + vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data; + break; + case _PHY_CTL_FAMILY_DDI: + vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data; + vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data; + break; + } vgpu_vreg(vgpu, offset) = v; @@ -2812,6 +2831,8 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_DH(HSW_PWR_WELL_CTL_DRIVER(SKL_DISP_PW_MISC_IO), D_SKL_PLUS, NULL, skl_power_well_ctl_write); + MMIO_DH(DBUF_CTL, D_SKL_PLUS, NULL, gen9_dbuf_ctl_mmio_write); + MMIO_D(_MMIO(0xa210), D_SKL_PLUS); MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS); MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS); @@ -2987,8 +3008,6 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) NULL, gen9_trtte_write); MMIO_DH(_MMIO(0x4dfc), D_SKL_PLUS, NULL, gen9_trtt_chicken_write); - MMIO_D(_MMIO(0x45008), D_SKL_PLUS); - MMIO_D(_MMIO(0x46430), D_SKL_PLUS); MMIO_D(_MMIO(0x46520), D_SKL_PLUS); @@ -3025,7 +3044,9 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_D(_MMIO(0x44500), D_SKL_PLUS); MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL); MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, - NULL, NULL); + NULL, NULL); + MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, + NULL, NULL); MMIO_D(_MMIO(0x4ab8), D_KBL); MMIO_D(_MMIO(0x2248), D_KBL | D_SKL); diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c index 42e1e6bdcc2c..e872f4847fbe 100644 --- a/drivers/gpu/drm/i915/gvt/mmio_context.c +++ b/drivers/gpu/drm/i915/gvt/mmio_context.c @@ -562,11 +562,9 @@ void intel_gvt_switch_mmio(struct intel_vgpu *pre, * performace for batch mmio read/write, so we need * handle forcewake mannually. */ - intel_runtime_pm_get(dev_priv); intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); switch_mmio(pre, next, ring_id); intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); - intel_runtime_pm_put(dev_priv); } /** diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index 09d7bb72b4ff..c32e7d5e8629 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -47,11 +47,15 @@ static bool vgpu_has_pending_workload(struct intel_vgpu *vgpu) return false; } +/* We give 2 seconds higher prio for vGPU during start */ +#define GVT_SCHED_VGPU_PRI_TIME 2 + struct vgpu_sched_data { struct list_head lru_list; struct intel_vgpu *vgpu; bool active; - + bool pri_sched; + ktime_t pri_time; ktime_t sched_in_time; ktime_t sched_time; ktime_t left_ts; @@ -183,6 +187,14 @@ static struct intel_vgpu *find_busy_vgpu(struct gvt_sched_data *sched_data) if (!vgpu_has_pending_workload(vgpu_data->vgpu)) continue; + if (vgpu_data->pri_sched) { + if (ktime_before(ktime_get(), vgpu_data->pri_time)) { + vgpu = vgpu_data->vgpu; + break; + } else + vgpu_data->pri_sched = false; + } + /* Return the vGPU only if it has time slice left */ if (vgpu_data->left_ts > 0) { vgpu = vgpu_data->vgpu; @@ -202,6 +214,7 @@ static void tbs_sched_func(struct gvt_sched_data *sched_data) struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; struct vgpu_sched_data *vgpu_data; struct intel_vgpu *vgpu = NULL; + /* no active vgpu or has already had a target */ if (list_empty(&sched_data->lru_runq_head) || scheduler->next_vgpu) goto out; @@ -209,12 +222,13 @@ static void tbs_sched_func(struct gvt_sched_data *sched_data) vgpu = find_busy_vgpu(sched_data); if (vgpu) { scheduler->next_vgpu = vgpu; - - /* Move the last used vGPU to the tail of lru_list */ vgpu_data = vgpu->sched_data; - list_del_init(&vgpu_data->lru_list); - list_add_tail(&vgpu_data->lru_list, - &sched_data->lru_runq_head); + if (!vgpu_data->pri_sched) { + /* Move the last used vGPU to the tail of lru_list */ + list_del_init(&vgpu_data->lru_list); + list_add_tail(&vgpu_data->lru_list, + &sched_data->lru_runq_head); + } } else { scheduler->next_vgpu = gvt->idle_vgpu; } @@ -328,11 +342,17 @@ static void tbs_sched_start_schedule(struct intel_vgpu *vgpu) { struct gvt_sched_data *sched_data = vgpu->gvt->scheduler.sched_data; struct vgpu_sched_data *vgpu_data = vgpu->sched_data; + ktime_t now; if (!list_empty(&vgpu_data->lru_list)) return; - list_add_tail(&vgpu_data->lru_list, &sched_data->lru_runq_head); + now = ktime_get(); + vgpu_data->pri_time = ktime_add(now, + ktime_set(GVT_SCHED_VGPU_PRI_TIME, 0)); + vgpu_data->pri_sched = true; + + list_add(&vgpu_data->lru_list, &sched_data->lru_runq_head); if (!hrtimer_active(&sched_data->timer)) hrtimer_start(&sched_data->timer, ktime_add_ns(ktime_get(), @@ -426,6 +446,7 @@ void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu) &vgpu->gvt->scheduler; int ring_id; struct vgpu_sched_data *vgpu_data = vgpu->sched_data; + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; if (!vgpu_data->active) return; @@ -444,6 +465,7 @@ void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu) scheduler->current_vgpu = NULL; } + intel_runtime_pm_get(dev_priv); spin_lock_bh(&scheduler->mmio_context_lock); for (ring_id = 0; ring_id < I915_NUM_ENGINES; ring_id++) { if (scheduler->engine_owner[ring_id] == vgpu) { @@ -452,5 +474,6 @@ void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu) } } spin_unlock_bh(&scheduler->mmio_context_lock); + intel_runtime_pm_put(dev_priv); mutex_unlock(&vgpu->gvt->sched_lock); } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 08ec7446282e..9e63cd47b60f 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -10422,7 +10422,7 @@ enum skl_power_gate { _ICL_DSC0_PICTURE_PARAMETER_SET_4_PB, \ _ICL_DSC0_PICTURE_PARAMETER_SET_4_PC) #define ICL_DSC1_PICTURE_PARAMETER_SET_4(pipe) _MMIO_PIPE((pipe) - PIPE_B, \ - _ICL_DSC0_PICTURE_PARAMETER_SET_4_PB, \ + _ICL_DSC1_PICTURE_PARAMETER_SET_4_PB, \ _ICL_DSC1_PICTURE_PARAMETER_SET_4_PC) #define DSC_INITIAL_DEC_DELAY(dec_delay) ((dec_delay) << 16) #define DSC_INITIAL_XMIT_DELAY(xmit_delay) ((xmit_delay) << 0) @@ -10437,7 +10437,7 @@ enum skl_power_gate { _ICL_DSC0_PICTURE_PARAMETER_SET_5_PB, \ _ICL_DSC0_PICTURE_PARAMETER_SET_5_PC) #define ICL_DSC1_PICTURE_PARAMETER_SET_5(pipe) _MMIO_PIPE((pipe) - PIPE_B, \ - _ICL_DSC1_PICTURE_PARAMETER_SET_5_PC, \ + _ICL_DSC1_PICTURE_PARAMETER_SET_5_PB, \ _ICL_DSC1_PICTURE_PARAMETER_SET_5_PC) #define DSC_SCALE_DEC_INTINT(scale_dec) ((scale_dec) << 16) #define DSC_SCALE_INC_INT(scale_inc) ((scale_inc) << 0) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 8761513f3532..c9af34861d9e 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2708,7 +2708,8 @@ static void intel_ddi_pre_enable_dp(struct intel_encoder *encoder, if (port != PORT_A || INTEL_GEN(dev_priv) >= 9) intel_dp_stop_link_train(intel_dp); - intel_ddi_enable_pipe_clock(crtc_state); + if (!is_mst) + intel_ddi_enable_pipe_clock(crtc_state); } static void intel_ddi_pre_enable_hdmi(struct intel_encoder *encoder, @@ -2810,14 +2811,14 @@ static void intel_ddi_post_disable_dp(struct intel_encoder *encoder, bool is_mst = intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_DP_MST); - intel_ddi_disable_pipe_clock(old_crtc_state); - - /* - * Power down sink before disabling the port, otherwise we end - * up getting interrupts from the sink on detecting link loss. - */ - if (!is_mst) + if (!is_mst) { + intel_ddi_disable_pipe_clock(old_crtc_state); + /* + * Power down sink before disabling the port, otherwise we end + * up getting interrupts from the sink on detecting link loss. + */ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF); + } intel_disable_ddi_buf(encoder); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index cd0f649b57a5..1193202766a2 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4160,18 +4160,6 @@ intel_dp_needs_link_retrain(struct intel_dp *intel_dp) return !drm_dp_channel_eq_ok(link_status, intel_dp->lane_count); } -/* - * If display is now connected check links status, - * there has been known issues of link loss triggering - * long pulse. - * - * Some sinks (eg. ASUS PB287Q) seem to perform some - * weird HPD ping pong during modesets. So we can apparently - * end up with HPD going low during a modeset, and then - * going back up soon after. And once that happens we must - * retrain the link to get a picture. That's in case no - * userspace component reacted to intermittent HPD dip. - */ int intel_dp_retrain_link(struct intel_encoder *encoder, struct drm_modeset_acquire_ctx *ctx) { @@ -4661,7 +4649,8 @@ intel_dp_unset_edid(struct intel_dp *intel_dp) } static int -intel_dp_long_pulse(struct intel_connector *connector) +intel_dp_long_pulse(struct intel_connector *connector, + struct drm_modeset_acquire_ctx *ctx) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct intel_dp *intel_dp = intel_attached_dp(&connector->base); @@ -4720,6 +4709,22 @@ intel_dp_long_pulse(struct intel_connector *connector) */ status = connector_status_disconnected; goto out; + } else { + /* + * If display is now connected check links status, + * there has been known issues of link loss triggering + * long pulse. + * + * Some sinks (eg. ASUS PB287Q) seem to perform some + * weird HPD ping pong during modesets. So we can apparently + * end up with HPD going low during a modeset, and then + * going back up soon after. And once that happens we must + * retrain the link to get a picture. That's in case no + * userspace component reacted to intermittent HPD dip. + */ + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; + + intel_dp_retrain_link(encoder, ctx); } /* @@ -4781,7 +4786,7 @@ intel_dp_detect(struct drm_connector *connector, return ret; } - status = intel_dp_long_pulse(intel_dp->attached_connector); + status = intel_dp_long_pulse(intel_dp->attached_connector, ctx); } intel_dp->detect_done = false; diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index 7e3e01607643..4ecd65375603 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -166,6 +166,8 @@ static void intel_mst_post_disable_dp(struct intel_encoder *encoder, struct intel_connector *connector = to_intel_connector(old_conn_state->connector); + intel_ddi_disable_pipe_clock(old_crtc_state); + /* this can fail */ drm_dp_check_act_status(&intel_dp->mst_mgr); /* and this can also fail */ @@ -252,6 +254,8 @@ static void intel_mst_pre_enable_dp(struct intel_encoder *encoder, I915_WRITE(DP_TP_STATUS(port), temp); ret = drm_dp_update_payload_part1(&intel_dp->mst_mgr); + + intel_ddi_enable_pipe_clock(pipe_config); } static void intel_mst_enable_dp(struct intel_encoder *encoder, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 8bb1e38b1681..cecbb1d1f587 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5913,12 +5913,12 @@ unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp) return bp->hw_resc.max_cp_rings; } -void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max) +unsigned int bnxt_get_max_func_cp_rings_for_en(struct bnxt *bp) { - bp->hw_resc.max_cp_rings = max; + return bp->hw_resc.max_cp_rings - bnxt_get_ulp_msix_num(bp); } -unsigned int bnxt_get_max_func_irqs(struct bnxt *bp) +static unsigned int bnxt_get_max_func_irqs(struct bnxt *bp) { struct bnxt_hw_resc *hw_resc = &bp->hw_resc; @@ -6684,6 +6684,8 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) hw_resc->resv_rx_rings = 0; hw_resc->resv_hw_ring_grps = 0; hw_resc->resv_vnics = 0; + bp->tx_nr_rings = 0; + bp->rx_nr_rings = 0; } return rc; } @@ -8629,7 +8631,8 @@ static void _bnxt_get_max_rings(struct bnxt *bp, int *max_rx, int *max_tx, *max_tx = hw_resc->max_tx_rings; *max_rx = hw_resc->max_rx_rings; - *max_cp = min_t(int, hw_resc->max_irqs, hw_resc->max_cp_rings); + *max_cp = min_t(int, bnxt_get_max_func_cp_rings_for_en(bp), + hw_resc->max_irqs); *max_cp = min_t(int, *max_cp, hw_resc->max_stat_ctxs); max_ring_grps = hw_resc->max_hw_ring_grps; if (BNXT_CHIP_TYPE_NITRO_A0(bp) && BNXT_PF(bp)) { @@ -8769,20 +8772,25 @@ static int bnxt_init_dflt_ring_mode(struct bnxt *bp) if (bp->tx_nr_rings) return 0; + bnxt_ulp_irq_stop(bp); + bnxt_clear_int_mode(bp); rc = bnxt_set_dflt_rings(bp, true); if (rc) { netdev_err(bp->dev, "Not enough rings available.\n"); - return rc; + goto init_dflt_ring_err; } rc = bnxt_init_int_mode(bp); if (rc) - return rc; + 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; } - return 0; +init_dflt_ring_err: + bnxt_ulp_irq_restart(bp, rc); + return rc; } int bnxt_restore_pf_fw_resources(struct bnxt *bp) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index fefa011320e0..bde384630a75 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1481,8 +1481,7 @@ int bnxt_hwrm_set_coal(struct bnxt *); unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp); void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max); unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp); -void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max); -unsigned int bnxt_get_max_func_irqs(struct bnxt *bp); +unsigned int bnxt_get_max_func_cp_rings_for_en(struct bnxt *bp); int bnxt_get_avail_msix(struct bnxt *bp, int num); int bnxt_reserve_rings(struct bnxt *bp); void bnxt_tx_disable(struct bnxt *bp); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index 6d583bcd2a81..fcd085a9853a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -451,7 +451,7 @@ static int bnxt_hwrm_func_vf_resc_cfg(struct bnxt *bp, int num_vfs) bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_VF_RESOURCE_CFG, -1, -1); - vf_cp_rings = hw_resc->max_cp_rings - bp->cp_nr_rings; + vf_cp_rings = bnxt_get_max_func_cp_rings_for_en(bp) - bp->cp_nr_rings; vf_stat_ctx = hw_resc->max_stat_ctxs - bp->num_stat_ctxs; if (bp->flags & BNXT_FLAG_AGG_RINGS) vf_rx_rings = hw_resc->max_rx_rings - bp->rx_nr_rings * 2; @@ -549,7 +549,8 @@ static int bnxt_hwrm_func_cfg(struct bnxt *bp, int num_vfs) max_stat_ctxs = hw_resc->max_stat_ctxs; /* Remaining rings are distributed equally amongs VF's for now */ - vf_cp_rings = (hw_resc->max_cp_rings - bp->cp_nr_rings) / num_vfs; + vf_cp_rings = (bnxt_get_max_func_cp_rings_for_en(bp) - + bp->cp_nr_rings) / num_vfs; vf_stat_ctx = (max_stat_ctxs - bp->num_stat_ctxs) / num_vfs; if (bp->flags & BNXT_FLAG_AGG_RINGS) vf_rx_rings = (hw_resc->max_rx_rings - bp->rx_nr_rings * 2) / @@ -643,7 +644,7 @@ static int bnxt_sriov_enable(struct bnxt *bp, int *num_vfs) */ vfs_supported = *num_vfs; - avail_cp = hw_resc->max_cp_rings - bp->cp_nr_rings; + avail_cp = bnxt_get_max_func_cp_rings_for_en(bp) - bp->cp_nr_rings; avail_stat = hw_resc->max_stat_ctxs - bp->num_stat_ctxs; avail_cp = min_t(int, avail_cp, avail_stat); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index c37b2842f972..beee61292d5e 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -169,7 +169,6 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, edev->ulp_tbl[ulp_id].msix_requested = avail_msix; } bnxt_fill_msix_vecs(bp, ent); - bnxt_set_max_func_cp_rings(bp, max_cp_rings - avail_msix); edev->flags |= BNXT_EN_FLAG_MSIX_REQUESTED; return avail_msix; } @@ -178,7 +177,6 @@ static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id) { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); - int max_cp_rings, msix_requested; ASSERT_RTNL(); if (ulp_id != BNXT_ROCE_ULP) @@ -187,9 +185,6 @@ static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id) if (!(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED)) return 0; - max_cp_rings = bnxt_get_max_func_cp_rings(bp); - msix_requested = edev->ulp_tbl[ulp_id].msix_requested; - bnxt_set_max_func_cp_rings(bp, max_cp_rings + msix_requested); edev->ulp_tbl[ulp_id].msix_requested = 0; edev->flags &= ~BNXT_EN_FLAG_MSIX_REQUESTED; if (netif_running(dev)) { @@ -220,21 +215,6 @@ int bnxt_get_ulp_msix_base(struct bnxt *bp) return 0; } -void bnxt_subtract_ulp_resources(struct bnxt *bp, int ulp_id) -{ - ASSERT_RTNL(); - if (bnxt_ulp_registered(bp->edev, ulp_id)) { - struct bnxt_en_dev *edev = bp->edev; - unsigned int msix_req, max; - - msix_req = edev->ulp_tbl[ulp_id].msix_requested; - max = bnxt_get_max_func_cp_rings(bp); - bnxt_set_max_func_cp_rings(bp, max - msix_req); - max = bnxt_get_max_func_stat_ctxs(bp); - bnxt_set_max_func_stat_ctxs(bp, max - 1); - } -} - static int bnxt_send_msg(struct bnxt_en_dev *edev, int ulp_id, struct bnxt_fw_msg *fw_msg) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h index df48ac71729f..d9bea37cd211 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h @@ -90,7 +90,6 @@ static inline bool bnxt_ulp_registered(struct bnxt_en_dev *edev, int ulp_id) int bnxt_get_ulp_msix_num(struct bnxt *bp); int bnxt_get_ulp_msix_base(struct bnxt *bp); -void bnxt_subtract_ulp_resources(struct bnxt *bp, int ulp_id); void bnxt_ulp_stop(struct bnxt *bp); void bnxt_ulp_start(struct bnxt *bp); void bnxt_ulp_sriov_cfg(struct bnxt *bp, int num_vfs); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index b773bc07edf7..14b49612aa86 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -186,6 +186,9 @@ struct bcmgenet_mib_counters { #define UMAC_MAC1 0x010 #define UMAC_MAX_FRAME_LEN 0x014 +#define UMAC_MODE 0x44 +#define MODE_LINK_STATUS (1 << 5) + #define UMAC_EEE_CTRL 0x064 #define EN_LPI_RX_PAUSE (1 << 0) #define EN_LPI_TX_PFC (1 << 1) diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 5333274a283c..4241ae928d4a 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -115,8 +115,14 @@ void bcmgenet_mii_setup(struct net_device *dev) static int bcmgenet_fixed_phy_link_update(struct net_device *dev, struct fixed_phy_status *status) { - if (dev && dev->phydev && status) - status->link = dev->phydev->link; + struct bcmgenet_priv *priv; + u32 reg; + + if (dev && dev->phydev && status) { + priv = netdev_priv(dev); + reg = bcmgenet_umac_readl(priv, UMAC_MODE); + status->link = !!(reg & MODE_LINK_STATUS); + } return 0; } diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index c6707ea2d751..16e4ef7d7185 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -649,7 +649,7 @@ static int macb_halt_tx(struct macb *bp) if (!(status & MACB_BIT(TGO))) return 0; - usleep_range(10, 250); + udelay(250); } while (time_before(halt_time, timeout)); return -ETIMEDOUT; diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index cad52bd331f7..08a750fb60c4 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -486,6 +486,8 @@ struct hnae_ae_ops { u8 *auto_neg, u16 *speed, u8 *duplex); void (*toggle_ring_irq)(struct hnae_ring *ring, u32 val); void (*adjust_link)(struct hnae_handle *handle, int speed, int duplex); + bool (*need_adjust_link)(struct hnae_handle *handle, + int speed, int duplex); int (*set_loopback)(struct hnae_handle *handle, enum hnae_loop loop_mode, int en); void (*get_ring_bdnum_limit)(struct hnae_queue *queue, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index e6aad30e7e69..b52029e26d15 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -155,6 +155,41 @@ static void hns_ae_put_handle(struct hnae_handle *handle) hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0; } +static int hns_ae_wait_flow_down(struct hnae_handle *handle) +{ + struct dsaf_device *dsaf_dev; + struct hns_ppe_cb *ppe_cb; + struct hnae_vf_cb *vf_cb; + int ret; + int i; + + for (i = 0; i < handle->q_num; i++) { + ret = hns_rcb_wait_tx_ring_clean(handle->qs[i]); + if (ret) + return ret; + } + + ppe_cb = hns_get_ppe_cb(handle); + ret = hns_ppe_wait_tx_fifo_clean(ppe_cb); + if (ret) + return ret; + + dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); + if (!dsaf_dev) + return -EINVAL; + ret = hns_dsaf_wait_pkt_clean(dsaf_dev, handle->dport_id); + if (ret) + return ret; + + vf_cb = hns_ae_get_vf_cb(handle); + ret = hns_mac_wait_fifo_clean(vf_cb->mac_cb); + if (ret) + return ret; + + mdelay(10); + return 0; +} + static void hns_ae_ring_enable_all(struct hnae_handle *handle, int val) { int q_num = handle->q_num; @@ -399,12 +434,41 @@ static int hns_ae_get_mac_info(struct hnae_handle *handle, return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex); } +static bool hns_ae_need_adjust_link(struct hnae_handle *handle, int speed, + int duplex) +{ + struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); + + return hns_mac_need_adjust_link(mac_cb, speed, duplex); +} + static void hns_ae_adjust_link(struct hnae_handle *handle, int speed, int duplex) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); - hns_mac_adjust_link(mac_cb, speed, duplex); + switch (mac_cb->dsaf_dev->dsaf_ver) { + case AE_VERSION_1: + hns_mac_adjust_link(mac_cb, speed, duplex); + break; + + case AE_VERSION_2: + /* chip need to clear all pkt inside */ + hns_mac_disable(mac_cb, MAC_COMM_MODE_RX); + if (hns_ae_wait_flow_down(handle)) { + hns_mac_enable(mac_cb, MAC_COMM_MODE_RX); + break; + } + + hns_mac_adjust_link(mac_cb, speed, duplex); + hns_mac_enable(mac_cb, MAC_COMM_MODE_RX); + break; + + default: + break; + } + + return; } static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue, @@ -902,6 +966,7 @@ static struct hnae_ae_ops hns_dsaf_ops = { .get_status = hns_ae_get_link_status, .get_info = hns_ae_get_mac_info, .adjust_link = hns_ae_adjust_link, + .need_adjust_link = hns_ae_need_adjust_link, .set_loopback = hns_ae_config_loopback, .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit, .get_pauseparam = hns_ae_get_pauseparam, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c index 5488c6e89f21..09e4061d1fa6 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c @@ -257,6 +257,16 @@ static void hns_gmac_get_pausefrm_cfg(void *mac_drv, u32 *rx_pause_en, *tx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B); } +static bool hns_gmac_need_adjust_link(void *mac_drv, enum mac_speed speed, + int duplex) +{ + struct mac_driver *drv = (struct mac_driver *)mac_drv; + struct hns_mac_cb *mac_cb = drv->mac_cb; + + return (mac_cb->speed != speed) || + (mac_cb->half_duplex == duplex); +} + static int hns_gmac_adjust_link(void *mac_drv, enum mac_speed speed, u32 full_duplex) { @@ -309,6 +319,30 @@ static void hns_gmac_set_promisc(void *mac_drv, u8 en) hns_gmac_set_uc_match(mac_drv, en); } +int hns_gmac_wait_fifo_clean(void *mac_drv) +{ + struct mac_driver *drv = (struct mac_driver *)mac_drv; + int wait_cnt; + u32 val; + + wait_cnt = 0; + while (wait_cnt++ < HNS_MAX_WAIT_CNT) { + val = dsaf_read_dev(drv, GMAC_FIFO_STATE_REG); + /* bit5~bit0 is not send complete pkts */ + if ((val & 0x3f) == 0) + break; + usleep_range(100, 200); + } + + if (wait_cnt >= HNS_MAX_WAIT_CNT) { + dev_err(drv->dev, + "hns ge %d fifo was not idle.\n", drv->mac_id); + return -EBUSY; + } + + return 0; +} + static void hns_gmac_init(void *mac_drv) { u32 port; @@ -690,6 +724,7 @@ void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param) mac_drv->mac_disable = hns_gmac_disable; mac_drv->mac_free = hns_gmac_free; mac_drv->adjust_link = hns_gmac_adjust_link; + mac_drv->need_adjust_link = hns_gmac_need_adjust_link; mac_drv->set_tx_auto_pause_frames = hns_gmac_set_tx_auto_pause_frames; mac_drv->config_max_frame_length = hns_gmac_config_max_frame_length; mac_drv->mac_pausefrm_cfg = hns_gmac_pause_frm_cfg; @@ -717,6 +752,7 @@ void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param) mac_drv->get_strings = hns_gmac_get_strings; mac_drv->update_stats = hns_gmac_update_stats; mac_drv->set_promiscuous = hns_gmac_set_promisc; + mac_drv->wait_fifo_clean = hns_gmac_wait_fifo_clean; return (void *)mac_drv; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index 1c2326bd76e2..6ed6f142427e 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -114,6 +114,26 @@ int hns_mac_get_port_info(struct hns_mac_cb *mac_cb, return 0; } +/** + *hns_mac_is_adjust_link - check is need change mac speed and duplex register + *@mac_cb: mac device + *@speed: phy device speed + *@duplex:phy device duplex + * + */ +bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex) +{ + struct mac_driver *mac_ctrl_drv; + + mac_ctrl_drv = (struct mac_driver *)(mac_cb->priv.mac); + + if (mac_ctrl_drv->need_adjust_link) + return mac_ctrl_drv->need_adjust_link(mac_ctrl_drv, + (enum mac_speed)speed, duplex); + else + return true; +} + void hns_mac_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex) { int ret; @@ -430,6 +450,16 @@ int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vmid, bool enable) return 0; } +int hns_mac_wait_fifo_clean(struct hns_mac_cb *mac_cb) +{ + struct mac_driver *drv = hns_mac_get_drv(mac_cb); + + if (drv->wait_fifo_clean) + return drv->wait_fifo_clean(drv); + + return 0; +} + void hns_mac_reset(struct hns_mac_cb *mac_cb) { struct mac_driver *drv = hns_mac_get_drv(mac_cb); @@ -998,6 +1028,20 @@ static int hns_mac_get_max_port_num(struct dsaf_device *dsaf_dev) return DSAF_MAX_PORT_NUM; } +void hns_mac_enable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode) +{ + struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); + + mac_ctrl_drv->mac_enable(mac_cb->priv.mac, mode); +} + +void hns_mac_disable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode) +{ + struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); + + mac_ctrl_drv->mac_disable(mac_cb->priv.mac, mode); +} + /** * hns_mac_init - init mac * @dsaf_dev: dsa fabric device struct pointer diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h index bbc0a98e7ca3..fbc75341bef7 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h @@ -356,6 +356,9 @@ struct mac_driver { /*adjust mac mode of port,include speed and duplex*/ int (*adjust_link)(void *mac_drv, enum mac_speed speed, u32 full_duplex); + /* need adjust link */ + bool (*need_adjust_link)(void *mac_drv, enum mac_speed speed, + int duplex); /* config autoegotaite mode of port*/ void (*set_an_mode)(void *mac_drv, u8 enable); /* config loopbank mode */ @@ -394,6 +397,7 @@ struct mac_driver { void (*get_info)(void *mac_drv, struct mac_info *mac_info); void (*update_stats)(void *mac_drv); + int (*wait_fifo_clean)(void *mac_drv); enum mac_mode mac_mode; u8 mac_id; @@ -427,6 +431,7 @@ void *hns_xgmac_config(struct hns_mac_cb *mac_cb, int hns_mac_init(struct dsaf_device *dsaf_dev); void mac_adjust_link(struct net_device *net_dev); +bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex); void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status); int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb, u32 vmid, char *addr); int hns_mac_set_multi(struct hns_mac_cb *mac_cb, @@ -463,5 +468,8 @@ int hns_mac_add_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id, int hns_mac_rm_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id, const unsigned char *addr); int hns_mac_clr_multicast(struct hns_mac_cb *mac_cb, int vfn); +void hns_mac_enable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode); +void hns_mac_disable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode); +int hns_mac_wait_fifo_clean(struct hns_mac_cb *mac_cb); #endif /* _HNS_DSAF_MAC_H */ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index ca50c2553a9c..e557a4ef5996 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -2727,6 +2727,35 @@ void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev, soft_mac_entry->index = enable ? entry_index : DSAF_INVALID_ENTRY_IDX; } +int hns_dsaf_wait_pkt_clean(struct dsaf_device *dsaf_dev, int port) +{ + u32 val, val_tmp; + int wait_cnt; + + if (port >= DSAF_SERVICE_NW_NUM) + return 0; + + wait_cnt = 0; + while (wait_cnt++ < HNS_MAX_WAIT_CNT) { + val = dsaf_read_dev(dsaf_dev, DSAF_VOQ_IN_PKT_NUM_0_REG + + (port + DSAF_XGE_NUM) * 0x40); + val_tmp = dsaf_read_dev(dsaf_dev, DSAF_VOQ_OUT_PKT_NUM_0_REG + + (port + DSAF_XGE_NUM) * 0x40); + if (val == val_tmp) + break; + + usleep_range(100, 200); + } + + if (wait_cnt >= HNS_MAX_WAIT_CNT) { + dev_err(dsaf_dev->dev, "hns dsaf clean wait timeout(%u - %u).\n", + val, val_tmp); + return -EBUSY; + } + + return 0; +} + /** * dsaf_probe - probo dsaf dev * @pdev: dasf platform device diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h index 4507e8222683..0e1cd99831a6 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h @@ -44,6 +44,8 @@ struct hns_mac_cb; #define DSAF_ROCE_CREDIT_CHN 8 #define DSAF_ROCE_CHAN_MODE 3 +#define HNS_MAX_WAIT_CNT 10000 + enum dsaf_roce_port_mode { DSAF_ROCE_6PORT_MODE, DSAF_ROCE_4PORT_MODE, @@ -463,5 +465,6 @@ int hns_dsaf_rm_mac_addr( int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev, u8 mac_id, u8 port_num); +int hns_dsaf_wait_pkt_clean(struct dsaf_device *dsaf_dev, int port); #endif /* __HNS_DSAF_MAIN_H__ */ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c index d160d8c9e45b..0942e4916d9d 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c @@ -275,6 +275,29 @@ static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en) dsaf_write_dev(ppe_cb, PPE_INTEN_REG, msk_vlue & vld_msk); } +int hns_ppe_wait_tx_fifo_clean(struct hns_ppe_cb *ppe_cb) +{ + int wait_cnt; + u32 val; + + wait_cnt = 0; + while (wait_cnt++ < HNS_MAX_WAIT_CNT) { + val = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG) & 0x3ffU; + if (!val) + break; + + usleep_range(100, 200); + } + + if (wait_cnt >= HNS_MAX_WAIT_CNT) { + dev_err(ppe_cb->dev, "hns ppe tx fifo clean wait timeout, still has %u pkt.\n", + val); + return -EBUSY; + } + + return 0; +} + /** * ppe_init_hw - init ppe * @ppe_cb: ppe device diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h index 9d8e643e8aa6..f670e63a5a01 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h @@ -100,6 +100,7 @@ struct ppe_common_cb { }; +int hns_ppe_wait_tx_fifo_clean(struct hns_ppe_cb *ppe_cb); int hns_ppe_init(struct dsaf_device *dsaf_dev); void hns_ppe_uninit(struct dsaf_device *dsaf_dev); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c index 9d76e2e54f9d..5d64519b9b1d 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c @@ -66,6 +66,29 @@ void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag) "queue(%d) wait fbd(%d) clean fail!!\n", i, fbd_num); } +int hns_rcb_wait_tx_ring_clean(struct hnae_queue *qs) +{ + u32 head, tail; + int wait_cnt; + + tail = dsaf_read_dev(&qs->tx_ring, RCB_REG_TAIL); + wait_cnt = 0; + while (wait_cnt++ < HNS_MAX_WAIT_CNT) { + head = dsaf_read_dev(&qs->tx_ring, RCB_REG_HEAD); + if (tail == head) + break; + + usleep_range(100, 200); + } + + if (wait_cnt >= HNS_MAX_WAIT_CNT) { + dev_err(qs->dev->dev, "rcb wait timeout, head not equal to tail.\n"); + return -EBUSY; + } + + return 0; +} + /** *hns_rcb_reset_ring_hw - ring reset *@q: ring struct pointer diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h index 602816498c8d..2319b772a271 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h @@ -136,6 +136,7 @@ void hns_rcbv2_int_clr_hw(struct hnae_queue *q, u32 flag); void hns_rcb_init_hw(struct ring_pair_cb *ring); void hns_rcb_reset_ring_hw(struct hnae_queue *q); void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag); +int hns_rcb_wait_tx_ring_clean(struct hnae_queue *qs); u32 hns_rcb_get_rx_coalesced_frames( struct rcb_common_cb *rcb_common, u32 port_idx); u32 hns_rcb_get_tx_coalesced_frames( diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h index 886cbbf25761..74d935d82cbc 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h @@ -464,6 +464,7 @@ #define RCB_RING_INTMSK_TX_OVERTIME_REG 0x000C4 #define RCB_RING_INTSTS_TX_OVERTIME_REG 0x000C8 +#define GMAC_FIFO_STATE_REG 0x0000UL #define GMAC_DUPLEX_TYPE_REG 0x0008UL #define GMAC_FD_FC_TYPE_REG 0x000CUL #define GMAC_TX_WATER_LINE_REG 0x0010UL diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 02a0ba20fad5..f56855e63c96 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1112,11 +1112,26 @@ static void hns_nic_adjust_link(struct net_device *ndev) struct hnae_handle *h = priv->ae_handle; int state = 1; + /* If there is no phy, do not need adjust link */ if (ndev->phydev) { - h->dev->ops->adjust_link(h, ndev->phydev->speed, - ndev->phydev->duplex); - state = ndev->phydev->link; + /* When phy link down, do nothing */ + if (ndev->phydev->link == 0) + return; + + if (h->dev->ops->need_adjust_link(h, ndev->phydev->speed, + ndev->phydev->duplex)) { + /* because Hi161X chip don't support to change gmac + * speed and duplex with traffic. Delay 200ms to + * make sure there is no more data in chip FIFO. + */ + netif_carrier_off(ndev); + msleep(200); + h->dev->ops->adjust_link(h, ndev->phydev->speed, + ndev->phydev->duplex); + netif_carrier_on(ndev); + } } + state = state && h->dev->ops->get_status(h); if (state != priv->link) { diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 08f3c4743f74..774beda040a1 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -243,7 +243,9 @@ static int hns_nic_set_link_ksettings(struct net_device *net_dev, } if (h->dev->ops->adjust_link) { + netif_carrier_off(net_dev); h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex); + netif_carrier_on(net_dev); return 0; } diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index 354c0982847b..372664686309 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -494,9 +494,6 @@ static u32 __emac_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_s case 16384: ret |= EMAC_MR1_RFS_16K; break; - case 8192: - ret |= EMAC4_MR1_RFS_8K; - break; case 4096: ret |= EMAC_MR1_RFS_4K; break; @@ -537,6 +534,9 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_ case 16384: ret |= EMAC4_MR1_RFS_16K; break; + case 8192: + ret |= EMAC4_MR1_RFS_8K; + break; case 4096: ret |= EMAC4_MR1_RFS_4K; break; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index dafdd4ade705..4f0daf67b18d 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -1823,11 +1823,17 @@ static int do_reset(struct ibmvnic_adapter *adapter, adapter->map_id = 1; release_rx_pools(adapter); release_tx_pools(adapter); - init_rx_pools(netdev); - init_tx_pools(netdev); + rc = init_rx_pools(netdev); + if (rc) + return rc; + rc = init_tx_pools(netdev); + if (rc) + return rc; release_napi(adapter); - init_napi(adapter); + rc = init_napi(adapter); + if (rc) + return rc; } else { rc = reset_tx_pools(adapter); if (rc) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 32d785b616e1..28500417843e 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -4803,6 +4803,7 @@ static int mvpp2_port_probe(struct platform_device *pdev, dev->min_mtu = ETH_MIN_MTU; /* 9704 == 9728 - 20 and rounding to 8 */ dev->max_mtu = MVPP2_BM_JUMBO_PKT_SIZE; + dev->dev.of_node = port_node; /* Phylink isn't used w/ ACPI as of now */ if (port_node) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.c b/drivers/net/ethernet/mellanox/mlx5/core/wq.c index 86478a6b99c5..c8c315eb5128 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/wq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.c @@ -139,14 +139,15 @@ int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, struct mlx5_wq_ctrl *wq_ctrl) { u32 sq_strides_offset; + u32 rq_pg_remainder; int err; mlx5_fill_fbc(MLX5_GET(qpc, qpc, log_rq_stride) + 4, MLX5_GET(qpc, qpc, log_rq_size), &wq->rq.fbc); - sq_strides_offset = - ((wq->rq.fbc.frag_sz_m1 + 1) % PAGE_SIZE) / MLX5_SEND_WQE_BB; + rq_pg_remainder = mlx5_wq_cyc_get_byte_size(&wq->rq) % PAGE_SIZE; + sq_strides_offset = rq_pg_remainder / MLX5_SEND_WQE_BB; mlx5_fill_fbc_offset(ilog2(MLX5_SEND_WQE_BB), MLX5_GET(qpc, qpc, log_sq_size), diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index a8b9fbab5f73..253bdaef1505 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -229,29 +229,16 @@ done: spin_unlock_bh(&nn->reconfig_lock); } -/** - * nfp_net_reconfig() - Reconfigure the firmware - * @nn: NFP Net device to reconfigure - * @update: The value for the update field in the BAR config - * - * Write the update word to the BAR and ping the reconfig queue. The - * poll until the firmware has acknowledged the update by zeroing the - * update word. - * - * Return: Negative errno on error, 0 on success - */ -int nfp_net_reconfig(struct nfp_net *nn, u32 update) +static void nfp_net_reconfig_sync_enter(struct nfp_net *nn) { bool cancelled_timer = false; u32 pre_posted_requests; - int ret; spin_lock_bh(&nn->reconfig_lock); nn->reconfig_sync_present = true; if (nn->reconfig_timer_active) { - del_timer(&nn->reconfig_timer); nn->reconfig_timer_active = false; cancelled_timer = true; } @@ -260,14 +247,43 @@ int nfp_net_reconfig(struct nfp_net *nn, u32 update) spin_unlock_bh(&nn->reconfig_lock); - if (cancelled_timer) + if (cancelled_timer) { + del_timer_sync(&nn->reconfig_timer); nfp_net_reconfig_wait(nn, nn->reconfig_timer.expires); + } /* Run the posted reconfigs which were issued before we started */ if (pre_posted_requests) { nfp_net_reconfig_start(nn, pre_posted_requests); nfp_net_reconfig_wait(nn, jiffies + HZ * NFP_NET_POLL_TIMEOUT); } +} + +static void nfp_net_reconfig_wait_posted(struct nfp_net *nn) +{ + nfp_net_reconfig_sync_enter(nn); + + spin_lock_bh(&nn->reconfig_lock); + nn->reconfig_sync_present = false; + spin_unlock_bh(&nn->reconfig_lock); +} + +/** + * nfp_net_reconfig() - Reconfigure the firmware + * @nn: NFP Net device to reconfigure + * @update: The value for the update field in the BAR config + * + * Write the update word to the BAR and ping the reconfig queue. The + * poll until the firmware has acknowledged the update by zeroing the + * update word. + * + * Return: Negative errno on error, 0 on success + */ +int nfp_net_reconfig(struct nfp_net *nn, u32 update) +{ + int ret; + + nfp_net_reconfig_sync_enter(nn); nfp_net_reconfig_start(nn, update); ret = nfp_net_reconfig_wait(nn, jiffies + HZ * NFP_NET_POLL_TIMEOUT); @@ -3633,6 +3649,7 @@ struct nfp_net *nfp_net_alloc(struct pci_dev *pdev, bool needs_netdev, */ void nfp_net_free(struct nfp_net *nn) { + WARN_ON(timer_pending(&nn->reconfig_timer) || nn->reconfig_posted); if (nn->dp.netdev) free_netdev(nn->dp.netdev); else @@ -3920,4 +3937,5 @@ void nfp_net_clean(struct nfp_net *nn) return; unregister_netdev(nn->dp.netdev); + nfp_net_reconfig_wait_posted(nn); } diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 0efa977c422d..b08d51bf7a20 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -218,6 +218,7 @@ static const struct pci_device_id rtl8169_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8161), 0, 0, RTL_CFG_1 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 }, + { PCI_DEVICE(PCI_VENDOR_ID_NCUBE, 0x8168), 0, 0, RTL_CFG_1 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, { PCI_VENDOR_ID_DLINK, 0x4300, PCI_VENDOR_ID_DLINK, 0x4b10, 0, 0, RTL_CFG_1 }, @@ -4522,7 +4523,7 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp) rtl_hw_reset(tp); } -static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp) +static void rtl_set_tx_config_registers(struct rtl8169_private *tp) { /* Set DMA burst size and Interframe Gap Time */ RTL_W32(tp, TxConfig, (TX_DMA_BURST << TxDMAShift) | @@ -4633,12 +4634,14 @@ static void rtl_hw_start(struct rtl8169_private *tp) rtl_set_rx_max_size(tp); rtl_set_rx_tx_desc_registers(tp); - rtl_set_rx_tx_config_registers(tp); + rtl_set_tx_config_registers(tp); RTL_W8(tp, Cfg9346, Cfg9346_Lock); /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ RTL_R8(tp, IntrMask); RTL_W8(tp, ChipCmd, CmdTxEnb | CmdRxEnb); + rtl_init_rxcfg(tp); + rtl_set_rx_mode(tp->dev); /* no early-rx interrupts */ RTL_W16(tp, MultiIntr, RTL_R16(tp, MultiIntr) & 0xf000); diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index ad4433d59237..f27a0dc8c563 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -798,6 +798,41 @@ static struct sh_eth_cpu_data r8a77980_data = { .magic = 1, .cexcr = 1, }; + +/* R7S9210 */ +static struct sh_eth_cpu_data r7s9210_data = { + .soft_reset = sh_eth_soft_reset, + + .set_duplex = sh_eth_set_duplex, + .set_rate = sh_eth_set_rate_rcar, + + .register_type = SH_ETH_REG_FAST_SH4, + + .edtrr_trns = EDTRR_TRNS_ETHER, + .ecsr_value = ECSR_ICD, + .ecsipr_value = ECSIPR_ICDIP, + .eesipr_value = EESIPR_TWBIP | EESIPR_TABTIP | EESIPR_RABTIP | + EESIPR_RFCOFIP | EESIPR_ECIIP | EESIPR_FTCIP | + EESIPR_TDEIP | EESIPR_TFUFIP | EESIPR_FRIP | + EESIPR_RDEIP | EESIPR_RFOFIP | EESIPR_CNDIP | + EESIPR_DLCIP | EESIPR_CDIP | EESIPR_TROIP | + EESIPR_RMAFIP | EESIPR_RRFIP | EESIPR_RTLFIP | + EESIPR_RTSFIP | EESIPR_PREIP | EESIPR_CERFIP, + + .tx_check = EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | EESR_TRO, + .eesr_err_check = EESR_TWB | EESR_TABT | EESR_RABT | EESR_RFE | + EESR_RDE | EESR_RFRMER | EESR_TFE | EESR_TDE, + + .fdr_value = 0x0000070f, + + .apr = 1, + .mpr = 1, + .tpauser = 1, + .hw_swap = 1, + .rpadir = 1, + .no_ade = 1, + .xdfar_rw = 1, +}; #endif /* CONFIG_OF */ static void sh_eth_set_rate_sh7724(struct net_device *ndev) @@ -3121,6 +3156,7 @@ static const struct of_device_id sh_eth_match_table[] = { { .compatible = "renesas,ether-r8a7794", .data = &rcar_gen2_data }, { .compatible = "renesas,gether-r8a77980", .data = &r8a77980_data }, { .compatible = "renesas,ether-r7s72100", .data = &r7s72100_data }, + { .compatible = "renesas,ether-r7s9210", .data = &r7s9210_data }, { .compatible = "renesas,rcar-gen1-ether", .data = &rcar_gen1_data }, { .compatible = "renesas,rcar-gen2-ether", .data = &rcar_gen2_data }, { } diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index bf4acebb6bcd..324049eebb9b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -110,7 +110,7 @@ config DWMAC_ROCKCHIP config DWMAC_SOCFPGA tristate "SOCFPGA dwmac support" - default ARCH_SOCFPGA + default (ARCH_SOCFPGA || ARCH_STRATIX10) depends on OF && (ARCH_SOCFPGA || ARCH_STRATIX10 || COMPILE_TEST) select MFD_SYSCON help diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 76649adf8fb0..c0a855b7ab3b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -112,7 +112,6 @@ struct stmmac_priv { u32 tx_count_frames; u32 tx_coal_frames; u32 tx_coal_timer; - bool tx_timer_armed; int tx_coalesce; int hwts_tx_en; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index ff1ffb46198a..9f458bb16f2a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3147,16 +3147,13 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) * element in case of no SG. */ priv->tx_count_frames += nfrags + 1; - if (likely(priv->tx_coal_frames > priv->tx_count_frames) && - !priv->tx_timer_armed) { + if (likely(priv->tx_coal_frames > priv->tx_count_frames)) { mod_timer(&priv->txtimer, STMMAC_COAL_TIMER(priv->tx_coal_timer)); - priv->tx_timer_armed = true; } else { priv->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - priv->tx_timer_armed = false; } skb_tx_timestamp(skb); diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c index 0c1adad7415d..396e1cd10667 100644 --- a/drivers/net/ethernet/ti/cpsw-phy-sel.c +++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c @@ -170,10 +170,13 @@ void cpsw_phy_sel(struct device *dev, phy_interface_t phy_mode, int slave) struct device_node *node; struct cpsw_phy_sel_priv *priv; - node = of_get_child_by_name(dev->of_node, "cpsw-phy-sel"); + node = of_parse_phandle(dev->of_node, "cpsw-phy-sel", 0); if (!node) { - dev_err(dev, "Phy mode driver DT not found\n"); - return; + node = of_get_child_by_name(dev->of_node, "cpsw-phy-sel"); + if (!node) { + dev_err(dev, "Phy mode driver DT not found\n"); + return; + } } dev = bus_find_device(&platform_bus_type, NULL, node, match); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 1121a1ec407c..70921bbe0e28 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -2206,6 +2206,16 @@ static int netvsc_probe(struct hv_device *dev, memcpy(net->dev_addr, device_info.mac_adr, ETH_ALEN); + /* We must get rtnl lock before scheduling nvdev->subchan_work, + * otherwise netvsc_subchan_work() can get rtnl lock first and wait + * all subchannels to show up, but that may not happen because + * netvsc_probe() can't get rtnl lock and as a result vmbus_onoffer() + * -> ... -> device_add() -> ... -> __device_attach() can't get + * the device lock, so all the subchannels can't be processed -- + * finally netvsc_subchan_work() hangs for ever. + */ + rtnl_lock(); + if (nvdev->num_chn > 1) schedule_work(&nvdev->subchan_work); @@ -2224,7 +2234,6 @@ static int netvsc_probe(struct hv_device *dev, else net->max_mtu = ETH_DATA_LEN; - rtnl_lock(); ret = register_netdevice(net); if (ret != 0) { pr_err("Unable to register netdev.\n"); diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 4637d980310e..52fffb98fde9 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -398,7 +398,6 @@ static umode_t sfp_hwmon_is_visible(const void *data, switch (type) { case hwmon_temp: switch (attr) { - case hwmon_temp_input: case hwmon_temp_min_alarm: case hwmon_temp_max_alarm: case hwmon_temp_lcrit_alarm: @@ -407,13 +406,16 @@ static umode_t sfp_hwmon_is_visible(const void *data, case hwmon_temp_max: case hwmon_temp_lcrit: case hwmon_temp_crit: + if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) + return 0; + /* fall through */ + case hwmon_temp_input: return 0444; default: return 0; } case hwmon_in: switch (attr) { - case hwmon_in_input: case hwmon_in_min_alarm: case hwmon_in_max_alarm: case hwmon_in_lcrit_alarm: @@ -422,13 +424,16 @@ static umode_t sfp_hwmon_is_visible(const void *data, case hwmon_in_max: case hwmon_in_lcrit: case hwmon_in_crit: + if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) + return 0; + /* fall through */ + case hwmon_in_input: return 0444; default: return 0; } case hwmon_curr: switch (attr) { - case hwmon_curr_input: case hwmon_curr_min_alarm: case hwmon_curr_max_alarm: case hwmon_curr_lcrit_alarm: @@ -437,6 +442,10 @@ static umode_t sfp_hwmon_is_visible(const void *data, case hwmon_curr_max: case hwmon_curr_lcrit: case hwmon_curr_crit: + if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) + return 0; + /* fall through */ + case hwmon_curr_input: return 0444; default: return 0; @@ -452,7 +461,6 @@ static umode_t sfp_hwmon_is_visible(const void *data, channel == 1) return 0; switch (attr) { - case hwmon_power_input: case hwmon_power_min_alarm: case hwmon_power_max_alarm: case hwmon_power_lcrit_alarm: @@ -461,6 +469,10 @@ static umode_t sfp_hwmon_is_visible(const void *data, case hwmon_power_max: case hwmon_power_lcrit: case hwmon_power_crit: + if (!(sfp->id.ext.enhopts & SFP_ENHOPTS_ALARMWARN)) + return 0; + /* fall through */ + case hwmon_power_input: return 0444; default: return 0; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index b4c3a957c102..73969dbeb5c5 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -985,15 +985,12 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, const u8 *nvm_chan = cfg->nvm_type == IWL_NVM_EXT ? iwl_ext_nvm_channels : iwl_nvm_channels; struct ieee80211_regdomain *regd, *copy_rd; - int size_of_regd, regd_to_copy, wmms_to_copy; - int size_of_wmms = 0; + int size_of_regd, regd_to_copy; struct ieee80211_reg_rule *rule; - struct ieee80211_wmm_rule *wmm_rule, *d_wmm, *s_wmm; struct regdb_ptrs *regdb_ptrs; enum nl80211_band band; int center_freq, prev_center_freq = 0; - int valid_rules = 0, n_wmms = 0; - int i; + int valid_rules = 0; bool new_rule; int max_num_ch = cfg->nvm_type == IWL_NVM_EXT ? IWL_NVM_NUM_CHANNELS_EXT : IWL_NVM_NUM_CHANNELS; @@ -1012,11 +1009,7 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, sizeof(struct ieee80211_regdomain) + num_of_ch * sizeof(struct ieee80211_reg_rule); - if (geo_info & GEO_WMM_ETSI_5GHZ_INFO) - size_of_wmms = - num_of_ch * sizeof(struct ieee80211_wmm_rule); - - regd = kzalloc(size_of_regd + size_of_wmms, GFP_KERNEL); + regd = kzalloc(size_of_regd, GFP_KERNEL); if (!regd) return ERR_PTR(-ENOMEM); @@ -1030,8 +1023,6 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, regd->alpha2[0] = fw_mcc >> 8; regd->alpha2[1] = fw_mcc & 0xff; - wmm_rule = (struct ieee80211_wmm_rule *)((u8 *)regd + size_of_regd); - for (ch_idx = 0; ch_idx < num_of_ch; ch_idx++) { ch_flags = (u16)__le32_to_cpup(channels + ch_idx); band = (ch_idx < NUM_2GHZ_CHANNELS) ? @@ -1085,26 +1076,10 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, band == NL80211_BAND_2GHZ) continue; - if (!reg_query_regdb_wmm(regd->alpha2, center_freq, - ®db_ptrs[n_wmms].token, wmm_rule)) { - /* Add only new rules */ - for (i = 0; i < n_wmms; i++) { - if (regdb_ptrs[i].token == - regdb_ptrs[n_wmms].token) { - rule->wmm_rule = regdb_ptrs[i].rule; - break; - } - } - if (i == n_wmms) { - rule->wmm_rule = wmm_rule; - regdb_ptrs[n_wmms++].rule = wmm_rule; - wmm_rule++; - } - } + reg_query_regdb_wmm(regd->alpha2, center_freq, rule); } regd->n_reg_rules = valid_rules; - regd->n_wmm_rules = n_wmms; /* * Narrow down regdom for unused regulatory rules to prevent hole @@ -1113,28 +1088,13 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg, regd_to_copy = sizeof(struct ieee80211_regdomain) + valid_rules * sizeof(struct ieee80211_reg_rule); - wmms_to_copy = sizeof(struct ieee80211_wmm_rule) * n_wmms; - - copy_rd = kzalloc(regd_to_copy + wmms_to_copy, GFP_KERNEL); + copy_rd = kzalloc(regd_to_copy, GFP_KERNEL); if (!copy_rd) { copy_rd = ERR_PTR(-ENOMEM); goto out; } memcpy(copy_rd, regd, regd_to_copy); - memcpy((u8 *)copy_rd + regd_to_copy, (u8 *)regd + size_of_regd, - wmms_to_copy); - - d_wmm = (struct ieee80211_wmm_rule *)((u8 *)copy_rd + regd_to_copy); - s_wmm = (struct ieee80211_wmm_rule *)((u8 *)regd + size_of_regd); - - for (i = 0; i < regd->n_reg_rules; i++) { - if (!regd->reg_rules[i].wmm_rule) - continue; - - copy_rd->reg_rules[i].wmm_rule = d_wmm + - (regd->reg_rules[i].wmm_rule - s_wmm); - } out: kfree(regdb_ptrs); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 998dfac0fcff..1068757ec42e 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -34,6 +34,7 @@ #include <net/net_namespace.h> #include <net/netns/generic.h> #include <linux/rhashtable.h> +#include <linux/nospec.h> #include "mac80211_hwsim.h" #define WARN_QUEUE 100 @@ -2820,9 +2821,6 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, IEEE80211_VHT_CAP_SHORT_GI_80 | IEEE80211_VHT_CAP_SHORT_GI_160 | IEEE80211_VHT_CAP_TXSTBC | - IEEE80211_VHT_CAP_RXSTBC_1 | - IEEE80211_VHT_CAP_RXSTBC_2 | - IEEE80211_VHT_CAP_RXSTBC_3 | IEEE80211_VHT_CAP_RXSTBC_4 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; sband->vht_cap.vht_mcs.rx_mcs_map = @@ -3317,6 +3315,11 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info) if (info->attrs[HWSIM_ATTR_CHANNELS]) param.channels = nla_get_u32(info->attrs[HWSIM_ATTR_CHANNELS]); + if (param.channels < 1) { + GENL_SET_ERR_MSG(info, "must have at least one channel"); + return -EINVAL; + } + if (param.channels > CFG80211_MAX_NUM_DIFFERENT_CHANNELS) { GENL_SET_ERR_MSG(info, "too many channels specified"); return -EINVAL; @@ -3350,6 +3353,9 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info) kfree(hwname); return -EINVAL; } + + idx = array_index_nospec(idx, + ARRAY_SIZE(hwsim_world_regdom_custom)); param.regd = hwsim_world_regdom_custom[idx]; } diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 7ba90c290a42..6c59673933e9 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -241,6 +241,10 @@ static struct amba_device *of_amba_device_create(struct device_node *node, if (!dev) goto err_clear_flag; + /* AMBA devices only support a single DMA mask */ + dev->dev.coherent_dma_mask = DMA_BIT_MASK(32); + dev->dev.dma_mask = &dev->dev.coherent_dma_mask; + /* setup generic device info */ dev->dev.of_node = of_node_get(node); dev->dev.fwnode = &node->fwnode; diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 8fc851a9e116..7c097006c54d 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -52,12 +52,12 @@ config SCSI_MQ_DEFAULT default y depends on SCSI ---help--- - This option enables the new blk-mq based I/O path for SCSI - devices by default. With the option the scsi_mod.use_blk_mq - module/boot option defaults to Y, without it to N, but it can - still be overridden either way. + This option enables the blk-mq based I/O path for SCSI devices by + default. With this option the scsi_mod.use_blk_mq module/boot + option defaults to Y, without it to N, but it can still be + overridden either way. - If unsure say N. + If unsure say Y. config SCSI_PROC_FS bool "legacy /proc/scsi/ support" diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 29bf1e60f542..39eb415987fc 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -1346,7 +1346,7 @@ struct fib { struct aac_hba_map_info { __le32 rmw_nexus; /* nexus for native HBA devices */ u8 devtype; /* device type */ - u8 reset_state; /* 0 - no reset, 1..x - */ + s8 reset_state; /* 0 - no reset, 1..x - */ /* after xth TM LUN reset */ u16 qd_limit; u32 scan_counter; diff --git a/drivers/scsi/csiostor/csio_hw.c b/drivers/scsi/csiostor/csio_hw.c index 23d07e9f87d0..e51923886475 100644 --- a/drivers/scsi/csiostor/csio_hw.c +++ b/drivers/scsi/csiostor/csio_hw.c @@ -1602,6 +1602,46 @@ fw_port_cap32_t fwcaps16_to_caps32(fw_port_cap16_t caps16) } /** + * fwcaps32_to_caps16 - convert 32-bit Port Capabilities to 16-bits + * @caps32: a 32-bit Port Capabilities value + * + * Returns the equivalent 16-bit Port Capabilities value. Note that + * not all 32-bit Port Capabilities can be represented in the 16-bit + * Port Capabilities and some fields/values may not make it. + */ +fw_port_cap16_t fwcaps32_to_caps16(fw_port_cap32_t caps32) +{ + fw_port_cap16_t caps16 = 0; + + #define CAP32_TO_CAP16(__cap) \ + do { \ + if (caps32 & FW_PORT_CAP32_##__cap) \ + caps16 |= FW_PORT_CAP_##__cap; \ + } while (0) + + CAP32_TO_CAP16(SPEED_100M); + CAP32_TO_CAP16(SPEED_1G); + CAP32_TO_CAP16(SPEED_10G); + CAP32_TO_CAP16(SPEED_25G); + CAP32_TO_CAP16(SPEED_40G); + CAP32_TO_CAP16(SPEED_100G); + CAP32_TO_CAP16(FC_RX); + CAP32_TO_CAP16(FC_TX); + CAP32_TO_CAP16(802_3_PAUSE); + CAP32_TO_CAP16(802_3_ASM_DIR); + CAP32_TO_CAP16(ANEG); + CAP32_TO_CAP16(FORCE_PAUSE); + CAP32_TO_CAP16(MDIAUTO); + CAP32_TO_CAP16(MDISTRAIGHT); + CAP32_TO_CAP16(FEC_RS); + CAP32_TO_CAP16(FEC_BASER_RS); + + #undef CAP32_TO_CAP16 + + return caps16; +} + +/** * lstatus_to_fwcap - translate old lstatus to 32-bit Port Capabilities * @lstatus: old FW_PORT_ACTION_GET_PORT_INFO lstatus value * @@ -1759,7 +1799,7 @@ csio_enable_ports(struct csio_hw *hw) val = 1; csio_mb_params(hw, mbp, CSIO_MB_DEFAULT_TMO, - hw->pfn, 0, 1, ¶m, &val, false, + hw->pfn, 0, 1, ¶m, &val, true, NULL); if (csio_mb_issue(hw, mbp)) { @@ -1769,16 +1809,9 @@ csio_enable_ports(struct csio_hw *hw) return -EINVAL; } - csio_mb_process_read_params_rsp(hw, mbp, &retval, 1, - &val); - if (retval != FW_SUCCESS) { - csio_err(hw, "FW_PARAMS_CMD(r) port:%d failed: 0x%x\n", - portid, retval); - mempool_free(mbp, hw->mb_mempool); - return -EINVAL; - } - - fw_caps = val; + csio_mb_process_read_params_rsp(hw, mbp, &retval, + 0, NULL); + fw_caps = retval ? FW_CAPS16 : FW_CAPS32; } /* Read PORT information */ @@ -2364,8 +2397,8 @@ bye: } /* - * Returns -EINVAL if attempts to flash the firmware failed - * else returns 0, + * Returns -EINVAL if attempts to flash the firmware failed, + * -ENOMEM if memory allocation failed else returns 0, * if flashing was not attempted because the card had the * latest firmware ECANCELED is returned */ @@ -2393,6 +2426,13 @@ csio_hw_flash_fw(struct csio_hw *hw, int *reset) return -EINVAL; } + /* allocate memory to read the header of the firmware on the + * card + */ + card_fw = kmalloc(sizeof(*card_fw), GFP_KERNEL); + if (!card_fw) + return -ENOMEM; + if (csio_is_t5(pci_dev->device & CSIO_HW_CHIP_MASK)) fw_bin_file = FW_FNAME_T5; else @@ -2406,11 +2446,6 @@ csio_hw_flash_fw(struct csio_hw *hw, int *reset) fw_size = fw->size; } - /* allocate memory to read the header of the firmware on the - * card - */ - card_fw = kmalloc(sizeof(*card_fw), GFP_KERNEL); - /* upgrade FW logic */ ret = csio_hw_prep_fw(hw, fw_info, fw_data, fw_size, card_fw, hw->fw_state, reset); diff --git a/drivers/scsi/csiostor/csio_hw.h b/drivers/scsi/csiostor/csio_hw.h index 9e73ef771eb7..e351af6e7c81 100644 --- a/drivers/scsi/csiostor/csio_hw.h +++ b/drivers/scsi/csiostor/csio_hw.h @@ -639,6 +639,7 @@ int csio_handle_intr_status(struct csio_hw *, unsigned int, fw_port_cap32_t fwcap_to_fwspeed(fw_port_cap32_t acaps); fw_port_cap32_t fwcaps16_to_caps32(fw_port_cap16_t caps16); +fw_port_cap16_t fwcaps32_to_caps16(fw_port_cap32_t caps32); fw_port_cap32_t lstatus_to_fwcap(u32 lstatus); int csio_hw_start(struct csio_hw *); diff --git a/drivers/scsi/csiostor/csio_mb.c b/drivers/scsi/csiostor/csio_mb.c index c026417269c3..6f13673d6aa0 100644 --- a/drivers/scsi/csiostor/csio_mb.c +++ b/drivers/scsi/csiostor/csio_mb.c @@ -368,7 +368,7 @@ csio_mb_port(struct csio_hw *hw, struct csio_mb *mbp, uint32_t tmo, FW_CMD_LEN16_V(sizeof(*cmdp) / 16)); if (fw_caps == FW_CAPS16) - cmdp->u.l1cfg.rcap = cpu_to_be32(fc); + cmdp->u.l1cfg.rcap = cpu_to_be32(fwcaps32_to_caps16(fc)); else cmdp->u.l1cfg32.rcap32 = cpu_to_be32(fc); } @@ -395,8 +395,8 @@ csio_mb_process_read_port_rsp(struct csio_hw *hw, struct csio_mb *mbp, *pcaps = fwcaps16_to_caps32(ntohs(rsp->u.info.pcap)); *acaps = fwcaps16_to_caps32(ntohs(rsp->u.info.acap)); } else { - *pcaps = ntohs(rsp->u.info32.pcaps32); - *acaps = ntohs(rsp->u.info32.acaps32); + *pcaps = be32_to_cpu(rsp->u.info32.pcaps32); + *acaps = be32_to_cpu(rsp->u.info32.acaps32); } } } diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index f02dcc875a09..ea4b0bb0c1cd 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -563,35 +563,13 @@ struct Scsi_Host *scsi_host_get(struct Scsi_Host *shost) } EXPORT_SYMBOL(scsi_host_get); -struct scsi_host_mq_in_flight { - int cnt; -}; - -static void scsi_host_check_in_flight(struct request *rq, void *data, - bool reserved) -{ - struct scsi_host_mq_in_flight *in_flight = data; - - if (blk_mq_request_started(rq)) - in_flight->cnt++; -} - /** * scsi_host_busy - Return the host busy counter * @shost: Pointer to Scsi_Host to inc. **/ int scsi_host_busy(struct Scsi_Host *shost) { - struct scsi_host_mq_in_flight in_flight = { - .cnt = 0, - }; - - if (!shost->use_blk_mq) - return atomic_read(&shost->host_busy); - - blk_mq_tagset_busy_iter(&shost->tag_set, scsi_host_check_in_flight, - &in_flight); - return in_flight.cnt; + return atomic_read(&shost->host_busy); } EXPORT_SYMBOL(scsi_host_busy); diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 58bb70b886d7..c120929d4ffe 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -976,7 +976,7 @@ static struct scsi_host_template hpsa_driver_template = { #endif .sdev_attrs = hpsa_sdev_attrs, .shost_attrs = hpsa_shost_attrs, - .max_sectors = 1024, + .max_sectors = 2048, .no_write_same = 1, }; diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index e0d0da5f43d6..43732e8d1347 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -672,7 +672,7 @@ struct lpfc_hba { #define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */ #define LS_IGNORE_ERATT 0x4 /* intr handler should ignore ERATT */ #define LS_MDS_LINK_DOWN 0x8 /* MDS Diagnostics Link Down */ -#define LS_MDS_LOOPBACK 0x16 /* MDS Diagnostics Link Up (Loopback) */ +#define LS_MDS_LOOPBACK 0x10 /* MDS Diagnostics Link Up (Loopback) */ uint32_t hba_flag; /* hba generic flags */ #define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */ diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 5a25553415f8..057a60abe664 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -5122,16 +5122,16 @@ LPFC_ATTR_R(enable_SmartSAN, 0, 0, 1, "Enable SmartSAN functionality"); /* # lpfc_fdmi_on: Controls FDMI support. -# 0 No FDMI support (default) -# 1 Traditional FDMI support +# 0 No FDMI support +# 1 Traditional FDMI support (default) # Traditional FDMI support means the driver will assume FDMI-2 support; # however, if that fails, it will fallback to FDMI-1. # If lpfc_enable_SmartSAN is set to 1, the driver ignores lpfc_fdmi_on. # If lpfc_enable_SmartSAN is set 0, the driver uses the current value of # lpfc_fdmi_on. -# Value range [0,1]. Default value is 0. +# Value range [0,1]. Default value is 1. */ -LPFC_ATTR_R(fdmi_on, 0, 0, 1, "Enable FDMI support"); +LPFC_ATTR_R(fdmi_on, 1, 0, 1, "Enable FDMI support"); /* # Specifies the maximum number of ELS cmds we can have outstanding (for diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 0adfb3bce0fd..eb97d2dd3651 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -345,8 +345,7 @@ static void scsi_dec_host_busy(struct Scsi_Host *shost) unsigned long flags; rcu_read_lock(); - if (!shost->use_blk_mq) - atomic_dec(&shost->host_busy); + atomic_dec(&shost->host_busy); if (unlikely(scsi_host_in_recovery(shost))) { spin_lock_irqsave(shost->host_lock, flags); if (shost->host_failed || shost->host_eh_scheduled) @@ -445,12 +444,7 @@ static inline bool scsi_target_is_busy(struct scsi_target *starget) static inline bool scsi_host_is_busy(struct Scsi_Host *shost) { - /* - * blk-mq can handle host queue busy efficiently via host-wide driver - * tag allocation - */ - - if (!shost->use_blk_mq && shost->can_queue > 0 && + if (shost->can_queue > 0 && atomic_read(&shost->host_busy) >= shost->can_queue) return true; if (atomic_read(&shost->host_blocked) > 0) @@ -1606,10 +1600,7 @@ static inline int scsi_host_queue_ready(struct request_queue *q, if (scsi_host_in_recovery(shost)) return 0; - if (!shost->use_blk_mq) - busy = atomic_inc_return(&shost->host_busy) - 1; - else - busy = 0; + busy = atomic_inc_return(&shost->host_busy) - 1; if (atomic_read(&shost->host_blocked) > 0) { if (busy) goto starved; @@ -1625,7 +1616,7 @@ static inline int scsi_host_queue_ready(struct request_queue *q, "unblocking host at zero depth\n")); } - if (!shost->use_blk_mq && shost->can_queue > 0 && busy >= shost->can_queue) + if (shost->can_queue > 0 && busy >= shost->can_queue) goto starved; if (shost->host_self_blocked) goto starved; @@ -1711,9 +1702,7 @@ static void scsi_kill_request(struct request *req, struct request_queue *q) * with the locks as normal issue path does. */ atomic_inc(&sdev->device_busy); - - if (!shost->use_blk_mq) - atomic_inc(&shost->host_busy); + atomic_inc(&shost->host_busy); if (starget->can_queue > 0) atomic_inc(&starget->target_busy); diff --git a/drivers/target/iscsi/cxgbit/cxgbit_ddp.c b/drivers/target/iscsi/cxgbit/cxgbit_ddp.c index 768cce0ccb80..76a262674c8d 100644 --- a/drivers/target/iscsi/cxgbit/cxgbit_ddp.c +++ b/drivers/target/iscsi/cxgbit/cxgbit_ddp.c @@ -207,8 +207,8 @@ cxgbit_ddp_reserve(struct cxgbit_sock *csk, struct cxgbi_task_tag_info *ttinfo, ret = dma_map_sg(&ppm->pdev->dev, sgl, sgcnt, DMA_FROM_DEVICE); sgl->offset = sg_offset; if (!ret) { - pr_info("%s: 0x%x, xfer %u, sgl %u dma mapping err.\n", - __func__, 0, xferlen, sgcnt); + pr_debug("%s: 0x%x, xfer %u, sgl %u dma mapping err.\n", + __func__, 0, xferlen, sgcnt); goto rel_ppods; } @@ -250,8 +250,8 @@ cxgbit_get_r2t_ttt(struct iscsi_conn *conn, struct iscsi_cmd *cmd, ret = cxgbit_ddp_reserve(csk, ttinfo, cmd->se_cmd.data_length); if (ret < 0) { - pr_info("csk 0x%p, cmd 0x%p, xfer len %u, sgcnt %u no ddp.\n", - csk, cmd, cmd->se_cmd.data_length, ttinfo->nents); + pr_debug("csk 0x%p, cmd 0x%p, xfer len %u, sgcnt %u no ddp.\n", + csk, cmd, cmd->se_cmd.data_length, ttinfo->nents); ttinfo->sgl = NULL; ttinfo->nents = 0; |