diff options
Diffstat (limited to 'drivers')
24 files changed, 183 insertions, 79 deletions
diff --git a/drivers/clk/at91/clk-generated.c b/drivers/clk/at91/clk-generated.c index 23cc8297ec4c..d429ba52a719 100644 --- a/drivers/clk/at91/clk-generated.c +++ b/drivers/clk/at91/clk-generated.c @@ -117,6 +117,10 @@ static void clk_generated_best_diff(struct clk_rate_request *req, tmp_rate = parent_rate; else tmp_rate = parent_rate / div; + + if (tmp_rate < req->min_rate || tmp_rate > req->max_rate) + return; + tmp_diff = abs(req->rate - tmp_rate); if (*best_diff < 0 || *best_diff >= tmp_diff) { diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 3ad20e75fd23..48a1eb9f2d55 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -941,6 +941,7 @@ static u32 bcm2835_clock_choose_div(struct clk_hw *hw, u64 temp = (u64)parent_rate << CM_DIV_FRAC_BITS; u32 div, mindiv, maxdiv; + do_div(temp, rate); div = temp; div &= ~unused_frac_mask; diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c index 2f3ddc908ebd..d65398497d5f 100644 --- a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c +++ b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c @@ -298,10 +298,6 @@ static const struct sunxi_ccu_desc sun6i_rtc_ccu_desc = { .hw_clks = &sun6i_rtc_ccu_hw_clks, }; -static const struct clk_parent_data sun50i_h6_osc32k_fanout_parents[] = { - { .hw = &osc32k_clk.common.hw }, -}; - static const struct clk_parent_data sun50i_h616_osc32k_fanout_parents[] = { { .hw = &osc32k_clk.common.hw }, { .fw_name = "pll-32k" }, @@ -314,13 +310,6 @@ static const struct clk_parent_data sun50i_r329_osc32k_fanout_parents[] = { { .hw = &osc24M_32k_clk.common.hw } }; -static const struct sun6i_rtc_match_data sun50i_h6_rtc_ccu_data = { - .have_ext_osc32k = true, - .have_iosc_calibration = true, - .osc32k_fanout_parents = sun50i_h6_osc32k_fanout_parents, - .osc32k_fanout_nparents = ARRAY_SIZE(sun50i_h6_osc32k_fanout_parents), -}; - static const struct sun6i_rtc_match_data sun50i_h616_rtc_ccu_data = { .have_iosc_calibration = true, .rtc_32k_single_parent = true, @@ -336,10 +325,6 @@ static const struct sun6i_rtc_match_data sun50i_r329_rtc_ccu_data = { static const struct of_device_id sun6i_rtc_ccu_match[] = { { - .compatible = "allwinner,sun50i-h6-rtc", - .data = &sun50i_h6_rtc_ccu_data, - }, - { .compatible = "allwinner,sun50i-h616-rtc", .data = &sun50i_h616_rtc_ccu_data, }, diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index b1e25ae98302..53297a0d9c57 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -407,6 +407,7 @@ static inline int is_dma_buf_file(struct file *file) static struct file *dma_buf_getfile(struct dma_buf *dmabuf, int flags) { + static atomic64_t dmabuf_inode = ATOMIC64_INIT(0); struct file *file; struct inode *inode = alloc_anon_inode(dma_buf_mnt->mnt_sb); @@ -416,6 +417,13 @@ static struct file *dma_buf_getfile(struct dma_buf *dmabuf, int flags) inode->i_size = dmabuf->size; inode_set_bytes(inode, dmabuf->size); + /* + * The ->i_ino acquired from get_next_ino() is not unique thus + * not suitable for using it as dentry name by dmabuf stats. + * Override ->i_ino with the unique and dmabuffs specific + * value. + */ + inode->i_ino = atomic64_add_return(1, &dmabuf_inode); file = alloc_file_pseudo(inode, dma_buf_mnt, "dmabuf", flags, &dma_buf_fops); if (IS_ERR(file)) diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index a2c8dd329b31..2db19cd640a4 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -707,6 +707,9 @@ static int mvebu_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, unsigned long flags; unsigned int on, off; + if (state->polarity != PWM_POLARITY_NORMAL) + return -EINVAL; + val = (unsigned long long) mvpwm->clk_rate * state->duty_cycle; do_div(val, NSEC_PER_SEC); if (val > UINT_MAX + 1ULL) diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c index 20780c35da1b..23cddb265a0d 100644 --- a/drivers/gpio/gpio-vf610.c +++ b/drivers/gpio/gpio-vf610.c @@ -125,9 +125,13 @@ static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, { struct vf610_gpio_port *port = gpiochip_get_data(chip); unsigned long mask = BIT(gpio); + u32 val; - if (port->sdata && port->sdata->have_paddr) - vf610_gpio_writel(mask, port->gpio_base + GPIO_PDDR); + if (port->sdata && port->sdata->have_paddr) { + val = vf610_gpio_readl(port->gpio_base + GPIO_PDDR); + val |= mask; + vf610_gpio_writel(val, port->gpio_base + GPIO_PDDR); + } vf610_gpio_set(chip, gpio, value); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index cdf0818088b3..7606e3b6361e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1342,9 +1342,11 @@ static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev, #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND) bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev); +bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev); bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev); #else static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; } +static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; } static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; } #endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c index 0e12315fa0cb..98ac53ee6bb5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c @@ -1046,6 +1046,20 @@ bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) } /** + * amdgpu_acpi_should_gpu_reset + * + * @adev: amdgpu_device_pointer + * + * returns true if should reset GPU, false if not + */ +bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) +{ + if (adev->flags & AMD_IS_APU) + return false; + return pm_suspend_target_state != PM_SUSPEND_TO_IDLE; +} + +/** * amdgpu_acpi_is_s0ix_active * * @adev: amdgpu_device_pointer diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 7fd0277b2805..46ef57b07c15 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -2336,7 +2336,7 @@ static int amdgpu_pmops_suspend_noirq(struct device *dev) struct drm_device *drm_dev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(drm_dev); - if (!adev->in_s0ix) + if (amdgpu_acpi_should_gpu_reset(adev)) return amdgpu_asic_reset(adev); return 0; diff --git a/drivers/gpu/drm/dp/drm_dp_mst_topology.c b/drivers/gpu/drm/dp/drm_dp_mst_topology.c index 11300b53d24f..7a7cc44686f9 100644 --- a/drivers/gpu/drm/dp/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/dp/drm_dp_mst_topology.c @@ -4852,6 +4852,7 @@ static void fetch_monitor_name(struct drm_dp_mst_topology_mgr *mgr, mst_edid = drm_dp_mst_get_edid(port->connector, mgr, port); drm_edid_get_monitor_name(mst_edid, name, namelen); + kfree(mst_edid); } /** diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 7616a3906b9e..1b774dcfb281 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -367,6 +367,44 @@ static void dmc_set_fw_offset(struct intel_dmc *dmc, } } +static bool dmc_mmio_addr_sanity_check(struct intel_dmc *dmc, + const u32 *mmioaddr, u32 mmio_count, + int header_ver, u8 dmc_id) +{ + struct drm_i915_private *i915 = container_of(dmc, typeof(*i915), dmc); + u32 start_range, end_range; + int i; + + if (dmc_id >= DMC_FW_MAX) { + drm_warn(&i915->drm, "Unsupported firmware id %u\n", dmc_id); + return false; + } + + if (header_ver == 1) { + start_range = DMC_MMIO_START_RANGE; + end_range = DMC_MMIO_END_RANGE; + } else if (dmc_id == DMC_FW_MAIN) { + start_range = TGL_MAIN_MMIO_START; + end_range = TGL_MAIN_MMIO_END; + } else if (DISPLAY_VER(i915) >= 13) { + start_range = ADLP_PIPE_MMIO_START; + end_range = ADLP_PIPE_MMIO_END; + } else if (DISPLAY_VER(i915) >= 12) { + start_range = TGL_PIPE_MMIO_START(dmc_id); + end_range = TGL_PIPE_MMIO_END(dmc_id); + } else { + drm_warn(&i915->drm, "Unknown mmio range for sanity check"); + return false; + } + + for (i = 0; i < mmio_count; i++) { + if (mmioaddr[i] < start_range || mmioaddr[i] > end_range) + return false; + } + + return true; +} + static u32 parse_dmc_fw_header(struct intel_dmc *dmc, const struct intel_dmc_header_base *dmc_header, size_t rem_size, u8 dmc_id) @@ -436,6 +474,12 @@ static u32 parse_dmc_fw_header(struct intel_dmc *dmc, return 0; } + if (!dmc_mmio_addr_sanity_check(dmc, mmioaddr, mmio_count, + dmc_header->header_ver, dmc_id)) { + drm_err(&i915->drm, "DMC firmware has Wrong MMIO Addresses\n"); + return 0; + } + for (i = 0; i < mmio_count; i++) { dmc_info->mmioaddr[i] = _MMIO(mmioaddr[i]); dmc_info->mmiodata[i] = mmiodata[i]; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index d42f437149c9..6ca8929cf6e1 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -1252,14 +1252,12 @@ static void *reloc_iomap(struct i915_vma *batch, * Only attempt to pin the batch buffer to ggtt if the current batch * is not inside ggtt, or the batch buffer is not misplaced. */ - if (!i915_is_ggtt(batch->vm)) { + if (!i915_is_ggtt(batch->vm) || + !i915_vma_misplaced(batch, 0, 0, PIN_MAPPABLE)) { vma = i915_gem_object_ggtt_pin_ww(obj, &eb->ww, NULL, 0, 0, PIN_MAPPABLE | PIN_NONBLOCK /* NOWARN */ | PIN_NOEVICT); - } else if (i915_vma_is_map_and_fenceable(batch)) { - __i915_vma_pin(batch); - vma = batch; } if (vma == ERR_PTR(-EDEADLK)) diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index 82713264b96c..b7c6d4462ec5 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -806,7 +806,7 @@ static int gt_reset(struct intel_gt *gt, intel_engine_mask_t stalled_mask) __intel_engine_reset(engine, stalled_mask & engine->mask); local_bh_enable(); - intel_uc_reset(>->uc, true); + intel_uc_reset(>->uc, ALL_ENGINES); intel_ggtt_restore_fences(gt->ggtt); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.h b/drivers/gpu/drm/i915/gt/uc/intel_guc.h index bf7079480d47..2488d1197f3e 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.h @@ -438,7 +438,7 @@ int intel_guc_global_policies_update(struct intel_guc *guc); void intel_guc_context_ban(struct intel_context *ce, struct i915_request *rq); void intel_guc_submission_reset_prepare(struct intel_guc *guc); -void intel_guc_submission_reset(struct intel_guc *guc, bool stalled); +void intel_guc_submission_reset(struct intel_guc *guc, intel_engine_mask_t stalled); void intel_guc_submission_reset_finish(struct intel_guc *guc); void intel_guc_submission_cancel_requests(struct intel_guc *guc); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index 1ce7e04aa837..28f9aac0201d 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -1590,9 +1590,9 @@ __unwind_incomplete_requests(struct intel_context *ce) spin_unlock_irqrestore(&sched_engine->lock, flags); } -static void __guc_reset_context(struct intel_context *ce, bool stalled) +static void __guc_reset_context(struct intel_context *ce, intel_engine_mask_t stalled) { - bool local_stalled; + bool guilty; struct i915_request *rq; unsigned long flags; u32 head; @@ -1620,7 +1620,7 @@ static void __guc_reset_context(struct intel_context *ce, bool stalled) if (!intel_context_is_pinned(ce)) goto next_context; - local_stalled = false; + guilty = false; rq = intel_context_find_active_request(ce); if (!rq) { head = ce->ring->tail; @@ -1628,14 +1628,14 @@ static void __guc_reset_context(struct intel_context *ce, bool stalled) } if (i915_request_started(rq)) - local_stalled = true; + guilty = stalled & ce->engine->mask; GEM_BUG_ON(i915_active_is_idle(&ce->active)); head = intel_ring_wrap(ce->ring, rq->head); - __i915_request_reset(rq, local_stalled && stalled); + __i915_request_reset(rq, guilty); out_replay: - guc_reset_state(ce, head, local_stalled && stalled); + guc_reset_state(ce, head, guilty); next_context: if (i != number_children) ce = list_next_entry(ce, parallel.child_link); @@ -1645,7 +1645,7 @@ next_context: intel_context_put(parent); } -void intel_guc_submission_reset(struct intel_guc *guc, bool stalled) +void intel_guc_submission_reset(struct intel_guc *guc, intel_engine_mask_t stalled) { struct intel_context *ce; unsigned long index; @@ -4013,7 +4013,7 @@ static void guc_context_replay(struct intel_context *ce) { struct i915_sched_engine *sched_engine = ce->engine->sched_engine; - __guc_reset_context(ce, true); + __guc_reset_context(ce, ce->engine->mask); tasklet_hi_schedule(&sched_engine->tasklet); } diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index da199aa6989f..8eb34de2f20c 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -593,7 +593,7 @@ sanitize: __uc_sanitize(uc); } -void intel_uc_reset(struct intel_uc *uc, bool stalled) +void intel_uc_reset(struct intel_uc *uc, intel_engine_mask_t stalled) { struct intel_guc *guc = &uc->guc; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.h b/drivers/gpu/drm/i915/gt/uc/intel_uc.h index 866b462821c0..a8f38c2c60e2 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.h @@ -42,7 +42,7 @@ void intel_uc_driver_late_release(struct intel_uc *uc); void intel_uc_driver_remove(struct intel_uc *uc); void intel_uc_init_mmio(struct intel_uc *uc); void intel_uc_reset_prepare(struct intel_uc *uc); -void intel_uc_reset(struct intel_uc *uc, bool stalled); +void intel_uc_reset(struct intel_uc *uc, intel_engine_mask_t stalled); void intel_uc_reset_finish(struct intel_uc *uc); void intel_uc_cancel_requests(struct intel_uc *uc); void intel_uc_suspend(struct intel_uc *uc); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index a9354f8f110d..fe960c204362 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -5501,6 +5501,22 @@ /* MMIO address range for DMC program (0x80000 - 0x82FFF) */ #define DMC_MMIO_START_RANGE 0x80000 #define DMC_MMIO_END_RANGE 0x8FFFF +#define DMC_V1_MMIO_START_RANGE 0x80000 +#define TGL_MAIN_MMIO_START 0x8F000 +#define TGL_MAIN_MMIO_END 0x8FFFF +#define _TGL_PIPEA_MMIO_START 0x92000 +#define _TGL_PIPEA_MMIO_END 0x93FFF +#define _TGL_PIPEB_MMIO_START 0x96000 +#define _TGL_PIPEB_MMIO_END 0x97FFF +#define ADLP_PIPE_MMIO_START 0x5F000 +#define ADLP_PIPE_MMIO_END 0x5FFFF + +#define TGL_PIPE_MMIO_START(dmc_id) _PICK_EVEN(((dmc_id) - 1), _TGL_PIPEA_MMIO_START,\ + _TGL_PIPEB_MMIO_START) + +#define TGL_PIPE_MMIO_END(dmc_id) _PICK_EVEN(((dmc_id) - 1), _TGL_PIPEA_MMIO_END,\ + _TGL_PIPEB_MMIO_END) + #define SKL_DMC_DC3_DC5_COUNT _MMIO(0x80030) #define SKL_DMC_DC5_DC6_COUNT _MMIO(0x8002C) #define BXT_DMC_DC3_DC5_COUNT _MMIO(0x80038) diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c index 2bd407d86bae..e9bd36adbe47 100644 --- a/drivers/input/touchscreen/ili210x.c +++ b/drivers/input/touchscreen/ili210x.c @@ -756,15 +756,12 @@ static int ili251x_firmware_reset(struct i2c_client *client) return ili251x_firmware_busy(client); } -static void ili251x_hardware_reset(struct device *dev) +static void ili210x_hardware_reset(struct gpio_desc *reset_gpio) { - struct i2c_client *client = to_i2c_client(dev); - struct ili210x *priv = i2c_get_clientdata(client); - /* Reset the controller */ - gpiod_set_value_cansleep(priv->reset_gpio, 1); - usleep_range(10000, 15000); - gpiod_set_value_cansleep(priv->reset_gpio, 0); + gpiod_set_value_cansleep(reset_gpio, 1); + usleep_range(12000, 15000); + gpiod_set_value_cansleep(reset_gpio, 0); msleep(300); } @@ -773,6 +770,7 @@ static ssize_t ili210x_firmware_update_store(struct device *dev, const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); + struct ili210x *priv = i2c_get_clientdata(client); const char *fwname = ILI251X_FW_FILENAME; const struct firmware *fw; u16 ac_end, df_end; @@ -803,7 +801,7 @@ static ssize_t ili210x_firmware_update_store(struct device *dev, dev_dbg(dev, "Firmware update started, firmware=%s\n", fwname); - ili251x_hardware_reset(dev); + ili210x_hardware_reset(priv->reset_gpio); error = ili251x_firmware_reset(client); if (error) @@ -858,7 +856,7 @@ static ssize_t ili210x_firmware_update_store(struct device *dev, error = count; exit: - ili251x_hardware_reset(dev); + ili210x_hardware_reset(priv->reset_gpio); dev_dbg(dev, "Firmware update ended, error=%i\n", error); enable_irq(client->irq); kfree(fwbuf); @@ -951,9 +949,7 @@ static int ili210x_i2c_probe(struct i2c_client *client, if (error) return error; - usleep_range(50, 100); - gpiod_set_value_cansleep(reset_gpio, 0); - msleep(100); + ili210x_hardware_reset(reset_gpio); } priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c index 180d7e9d3400..81c55bfd6e0c 100644 --- a/drivers/mmc/core/mmc_ops.c +++ b/drivers/mmc/core/mmc_ops.c @@ -21,7 +21,7 @@ #define MMC_BKOPS_TIMEOUT_MS (120 * 1000) /* 120s */ #define MMC_SANITIZE_TIMEOUT_MS (240 * 1000) /* 240s */ -#define MMC_OP_COND_PERIOD_US (1 * 1000) /* 1ms */ +#define MMC_OP_COND_PERIOD_US (4 * 1000) /* 4ms */ #define MMC_OP_COND_TIMEOUT_MS 1000 /* 1s */ static const u8 tuning_blk_pattern_4bit[] = { diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c index 5b3e4da63406..5252ce4cbda4 100644 --- a/drivers/rtc/rtc-sun6i.c +++ b/drivers/rtc/rtc-sun6i.c @@ -370,6 +370,23 @@ CLK_OF_DECLARE_DRIVER(sun8i_h3_rtc_clk, "allwinner,sun8i-h3-rtc", CLK_OF_DECLARE_DRIVER(sun50i_h5_rtc_clk, "allwinner,sun50i-h5-rtc", sun8i_h3_rtc_clk_init); +static const struct sun6i_rtc_clk_data sun50i_h6_rtc_data = { + .rc_osc_rate = 16000000, + .fixed_prescaler = 32, + .has_prescaler = 1, + .has_out_clk = 1, + .export_iosc = 1, + .has_losc_en = 1, + .has_auto_swt = 1, +}; + +static void __init sun50i_h6_rtc_clk_init(struct device_node *node) +{ + sun6i_rtc_clk_init(node, &sun50i_h6_rtc_data); +} +CLK_OF_DECLARE_DRIVER(sun50i_h6_rtc_clk, "allwinner,sun50i-h6-rtc", + sun50i_h6_rtc_clk_init); + /* * The R40 user manual is self-conflicting on whether the prescaler is * fixed or configurable. The clock diagram shows it as fixed, but there diff --git a/drivers/scsi/ufs/ufshpb.c b/drivers/scsi/ufs/ufshpb.c index 81099b68bbfb..588c0329b80c 100644 --- a/drivers/scsi/ufs/ufshpb.c +++ b/drivers/scsi/ufs/ufshpb.c @@ -1254,6 +1254,13 @@ void ufshpb_rsp_upiu(struct ufs_hba *hba, struct ufshcd_lrb *lrbp) struct utp_hpb_rsp *rsp_field = &lrbp->ucd_rsp_ptr->hr; int data_seg_len; + data_seg_len = be32_to_cpu(lrbp->ucd_rsp_ptr->header.dword_2) + & MASK_RSP_UPIU_DATA_SEG_LEN; + + /* If data segment length is zero, rsp_field is not valid */ + if (!data_seg_len) + return; + if (unlikely(lrbp->lun != rsp_field->lun)) { struct scsi_device *sdev; bool found = false; @@ -1288,18 +1295,6 @@ void ufshpb_rsp_upiu(struct ufs_hba *hba, struct ufshcd_lrb *lrbp) return; } - data_seg_len = be32_to_cpu(lrbp->ucd_rsp_ptr->header.dword_2) - & MASK_RSP_UPIU_DATA_SEG_LEN; - - /* To flush remained rsp_list, we queue the map_work task */ - if (!data_seg_len) { - if (!ufshpb_is_general_lun(hpb->lun)) - return; - - ufshpb_kick_map_work(hpb); - return; - } - BUILD_BUG_ON(sizeof(struct utp_hpb_rsp) != UTP_HPB_RSP_SIZE); if (!ufshpb_is_hpb_rsp_valid(hba, lrbp, rsp_field)) diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 6fe6a6bab3f4..ddf6c2a7212b 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -3596,10 +3596,7 @@ static int iscsit_send_reject( void iscsit_thread_get_cpumask(struct iscsi_conn *conn) { int ord, cpu; - cpumask_t conn_allowed_cpumask; - - cpumask_and(&conn_allowed_cpumask, iscsit_global->allowed_cpumask, - cpu_online_mask); + cpumask_var_t conn_allowed_cpumask; /* * bitmap_id is assigned from iscsit_global->ts_bitmap from @@ -3609,13 +3606,28 @@ void iscsit_thread_get_cpumask(struct iscsi_conn *conn) * iSCSI connection's RX/TX threads will be scheduled to * execute upon. */ - cpumask_clear(conn->conn_cpumask); - ord = conn->bitmap_id % cpumask_weight(&conn_allowed_cpumask); - for_each_cpu(cpu, &conn_allowed_cpumask) { - if (ord-- == 0) { - cpumask_set_cpu(cpu, conn->conn_cpumask); - return; + if (!zalloc_cpumask_var(&conn_allowed_cpumask, GFP_KERNEL)) { + ord = conn->bitmap_id % cpumask_weight(cpu_online_mask); + for_each_online_cpu(cpu) { + if (ord-- == 0) { + cpumask_set_cpu(cpu, conn->conn_cpumask); + return; + } + } + } else { + cpumask_and(conn_allowed_cpumask, iscsit_global->allowed_cpumask, + cpu_online_mask); + + cpumask_clear(conn->conn_cpumask); + ord = conn->bitmap_id % cpumask_weight(conn_allowed_cpumask); + for_each_cpu(cpu, conn_allowed_cpumask) { + if (ord-- == 0) { + cpumask_set_cpu(cpu, conn->conn_cpumask); + free_cpumask_var(conn_allowed_cpumask); + return; + } } + free_cpumask_var(conn_allowed_cpumask); } /* * This should never be reached.. diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 0cedcfe207b5..57b4fd56d92a 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1137,23 +1137,27 @@ static ssize_t lio_target_wwn_cpus_allowed_list_show( static ssize_t lio_target_wwn_cpus_allowed_list_store( struct config_item *item, const char *page, size_t count) { - int ret; + int ret = -ENOMEM; char *orig; - cpumask_t new_allowed_cpumask; + cpumask_var_t new_allowed_cpumask; + + if (!zalloc_cpumask_var(&new_allowed_cpumask, GFP_KERNEL)) + goto out; orig = kstrdup(page, GFP_KERNEL); if (!orig) - return -ENOMEM; + goto out_free_cpumask; - cpumask_clear(&new_allowed_cpumask); - ret = cpulist_parse(orig, &new_allowed_cpumask); + ret = cpulist_parse(orig, new_allowed_cpumask); + if (!ret) + cpumask_copy(iscsit_global->allowed_cpumask, + new_allowed_cpumask); kfree(orig); - if (ret != 0) - return ret; - - cpumask_copy(iscsit_global->allowed_cpumask, &new_allowed_cpumask); - return count; +out_free_cpumask: + free_cpumask_var(new_allowed_cpumask); +out: + return ret ? ret : count; } CONFIGFS_ATTR(lio_target_wwn_, cpus_allowed_list); |