diff options
| author | Takashi Iwai <tiwai@suse.de> | 2013-12-19 12:22:11 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-12-19 12:22:11 +0100 |
| commit | 356f402da0f989b16e4b6849e88dba5df0e25944 (patch) | |
| tree | d1d41d07abf30bdd7fe1498f6eb239eaced6d9b3 /drivers | |
| parent | 3a6c5d8ad0a9253aafb76df3577edcb68c09b939 (diff) | |
| parent | 96b7fe0119b932ad25451d2b6357e727bbe6a309 (diff) | |
Merge tag 'asoc-v3.13-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.13
The fixes here are all driver specific ones, none of which particularly
stand out but all of which are useful to users of those drivers.
Diffstat (limited to 'drivers')
319 files changed, 3460 insertions, 1710 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index e3219dfd736..1b41fca3d65 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -29,7 +29,6 @@ #include <linux/async.h> #include <linux/suspend.h> #include <trace/events/power.h> -#include <linux/cpufreq.h> #include <linux/cpuidle.h> #include <linux/timer.h> @@ -541,7 +540,6 @@ static void dpm_resume_noirq(pm_message_t state) dpm_show_time(starttime, state, "noirq"); resume_device_irqs(); cpuidle_resume(); - cpufreq_resume(); } /** @@ -957,7 +955,6 @@ static int dpm_suspend_noirq(pm_message_t state) ktime_t starttime = ktime_get(); int error = 0; - cpufreq_suspend(); cpuidle_pause(); suspend_device_irqs(); mutex_lock(&dpm_list_mtx); diff --git a/drivers/base/regmap/regmap-mmio.c b/drivers/base/regmap/regmap-mmio.c index 98745dd77e8..81f97751077 100644 --- a/drivers/base/regmap/regmap-mmio.c +++ b/drivers/base/regmap/regmap-mmio.c @@ -40,7 +40,7 @@ static int regmap_mmio_gather_write(void *context, BUG_ON(reg_size != 4); - if (ctx->clk) { + if (!IS_ERR(ctx->clk)) { ret = clk_enable(ctx->clk); if (ret < 0) return ret; @@ -73,7 +73,7 @@ static int regmap_mmio_gather_write(void *context, offset += ctx->val_bytes; } - if (ctx->clk) + if (!IS_ERR(ctx->clk)) clk_disable(ctx->clk); return 0; @@ -96,7 +96,7 @@ static int regmap_mmio_read(void *context, BUG_ON(reg_size != 4); - if (ctx->clk) { + if (!IS_ERR(ctx->clk)) { ret = clk_enable(ctx->clk); if (ret < 0) return ret; @@ -129,7 +129,7 @@ static int regmap_mmio_read(void *context, offset += ctx->val_bytes; } - if (ctx->clk) + if (!IS_ERR(ctx->clk)) clk_disable(ctx->clk); return 0; @@ -139,7 +139,7 @@ static void regmap_mmio_free_context(void *context) { struct regmap_mmio_context *ctx = context; - if (ctx->clk) { + if (!IS_ERR(ctx->clk)) { clk_unprepare(ctx->clk); clk_put(ctx->clk); } @@ -209,6 +209,7 @@ static struct regmap_mmio_context *regmap_mmio_gen_context(struct device *dev, ctx->regs = regs; ctx->val_bytes = config->val_bits / 8; + ctx->clk = ERR_PTR(-ENODEV); if (clk_id == NULL) return ctx; diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 9c021d9cace..c2e00210094 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1549,7 +1549,7 @@ int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val, val + (i * val_bytes), val_bytes); if (ret != 0) - return ret; + goto out; } } else { ret = _regmap_raw_write(map, reg, wval, val_bytes * val_count); @@ -1743,7 +1743,7 @@ static int _regmap_read(struct regmap *map, unsigned int reg, /** * regmap_read(): Read a value from a single register * - * @map: Register map to write to + * @map: Register map to read from * @reg: Register to be read from * @val: Pointer to store read value * @@ -1770,7 +1770,7 @@ EXPORT_SYMBOL_GPL(regmap_read); /** * regmap_raw_read(): Read raw data from the device * - * @map: Register map to write to + * @map: Register map to read from * @reg: First register to be read from * @val: Pointer to store read value * @val_len: Size of data to read @@ -1882,7 +1882,7 @@ EXPORT_SYMBOL_GPL(regmap_fields_read); /** * regmap_bulk_read(): Read multiple registers from the device * - * @map: Register map to write to + * @map: Register map to read from * @reg: First register to be read from * @val: Pointer to store read value, in native register size for device * @val_count: Number of registers to read diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c index ea192ec029c..f370fc13aea 100644 --- a/drivers/block/null_blk.c +++ b/drivers/block/null_blk.c @@ -495,23 +495,23 @@ static int null_add_dev(void) spin_lock_init(&nullb->lock); + if (queue_mode == NULL_Q_MQ && use_per_node_hctx) + submit_queues = nr_online_nodes; + if (setup_queues(nullb)) goto err; if (queue_mode == NULL_Q_MQ) { null_mq_reg.numa_node = home_node; null_mq_reg.queue_depth = hw_queue_depth; + null_mq_reg.nr_hw_queues = submit_queues; if (use_per_node_hctx) { null_mq_reg.ops->alloc_hctx = null_alloc_hctx; null_mq_reg.ops->free_hctx = null_free_hctx; - - null_mq_reg.nr_hw_queues = nr_online_nodes; } else { null_mq_reg.ops->alloc_hctx = blk_mq_alloc_single_hw_queue; null_mq_reg.ops->free_hctx = blk_mq_free_single_hw_queue; - - null_mq_reg.nr_hw_queues = submit_queues; } nullb->q = blk_mq_init_queue(&null_mq_reg, nullb); diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c index 40cc0cf2ded..e6939e13e33 100644 --- a/drivers/char/i8k.c +++ b/drivers/char/i8k.c @@ -664,6 +664,13 @@ static struct dmi_system_id __initdata i8k_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Vostro"), }, }, + { + .ident = "Dell XPS421", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "XPS L421X"), + }, + }, { } }; diff --git a/drivers/cpufreq/at32ap-cpufreq.c b/drivers/cpufreq/at32ap-cpufreq.c index 856ad80418a..7c03dd84f66 100644 --- a/drivers/cpufreq/at32ap-cpufreq.c +++ b/drivers/cpufreq/at32ap-cpufreq.c @@ -58,7 +58,7 @@ static int at32_set_target(struct cpufreq_policy *policy, unsigned int index) return 0; } -static int __init at32_cpufreq_driver_init(struct cpufreq_policy *policy) +static int at32_cpufreq_driver_init(struct cpufreq_policy *policy) { unsigned int frequency, rate, min_freq; int retval, steps, i; diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 81e9d4412db..02d534da22d 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -26,7 +26,6 @@ #include <linux/module.h> #include <linux/mutex.h> #include <linux/slab.h> -#include <linux/suspend.h> #include <linux/syscore_ops.h> #include <linux/tick.h> #include <trace/events/power.h> @@ -48,9 +47,6 @@ static LIST_HEAD(cpufreq_policy_list); static DEFINE_PER_CPU(char[CPUFREQ_NAME_LEN], cpufreq_cpu_governor); #endif -/* Flag to suspend/resume CPUFreq governors */ -static bool cpufreq_suspended; - static inline bool has_target(void) { return cpufreq_driver->target_index || cpufreq_driver->target; @@ -1466,41 +1462,6 @@ static struct subsys_interface cpufreq_interface = { .remove_dev = cpufreq_remove_dev, }; -void cpufreq_suspend(void) -{ - struct cpufreq_policy *policy; - - if (!has_target()) - return; - - pr_debug("%s: Suspending Governors\n", __func__); - - list_for_each_entry(policy, &cpufreq_policy_list, policy_list) - if (__cpufreq_governor(policy, CPUFREQ_GOV_STOP)) - pr_err("%s: Failed to stop governor for policy: %p\n", - __func__, policy); - - cpufreq_suspended = true; -} - -void cpufreq_resume(void) -{ - struct cpufreq_policy *policy; - - if (!has_target()) - return; - - pr_debug("%s: Resuming Governors\n", __func__); - - cpufreq_suspended = false; - - list_for_each_entry(policy, &cpufreq_policy_list, policy_list) - if (__cpufreq_governor(policy, CPUFREQ_GOV_START) - || __cpufreq_governor(policy, CPUFREQ_GOV_LIMITS)) - pr_err("%s: Failed to start governor for policy: %p\n", - __func__, policy); -} - /** * cpufreq_bp_suspend - Prepare the boot CPU for system suspend. * @@ -1803,10 +1764,6 @@ static int __cpufreq_governor(struct cpufreq_policy *policy, struct cpufreq_governor *gov = NULL; #endif - /* Don't start any governor operations if we are entering suspend */ - if (cpufreq_suspended) - return 0; - if (policy->governor->max_transition_latency && policy->cpuinfo.transition_latency > policy->governor->max_transition_latency) { @@ -2119,6 +2076,9 @@ static int cpufreq_cpu_callback(struct notifier_block *nfb, dev = get_cpu_device(cpu); if (dev) { + if (action & CPU_TASKS_FROZEN) + frozen = true; + switch (action & ~CPU_TASKS_FROZEN) { case CPU_ONLINE: __cpufreq_add_dev(dev, NULL, frozen); diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index 16a2aa28f85..ec4ee5c1fe9 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -1169,7 +1169,7 @@ static void pl08x_desc_free(struct virt_dma_desc *vd) struct pl08x_txd *txd = to_pl08x_txd(&vd->tx); struct pl08x_dma_chan *plchan = to_pl08x_chan(vd->tx.chan); - dma_descriptor_unmap(txd); + dma_descriptor_unmap(&vd->tx); if (!txd->done) pl08x_release_mux(plchan); diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c index dcb1e05149a..8869500ab92 100644 --- a/drivers/dma/mmp_pdma.c +++ b/drivers/dma/mmp_pdma.c @@ -1017,6 +1017,7 @@ static int mmp_pdma_probe(struct platform_device *op) } } + platform_set_drvdata(op, pdev); dev_info(pdev->device.dev, "initialized %d channels\n", dma_channels); return 0; } diff --git a/drivers/dma/s3c24xx-dma.c b/drivers/dma/s3c24xx-dma.c index 4cb12797863..4eddedb6eb7 100644 --- a/drivers/dma/s3c24xx-dma.c +++ b/drivers/dma/s3c24xx-dma.c @@ -628,42 +628,13 @@ retry: s3cchan->state = S3C24XX_DMA_CHAN_IDLE; } -static void s3c24xx_dma_unmap_buffers(struct s3c24xx_txd *txd) -{ - struct device *dev = txd->vd.tx.chan->device->dev; - struct s3c24xx_sg *dsg; - - if (!(txd->vd.tx.flags & DMA_COMPL_SKIP_SRC_UNMAP)) { - if (txd->vd.tx.flags & DMA_COMPL_SRC_UNMAP_SINGLE) - list_for_each_entry(dsg, &txd->dsg_list, node) - dma_unmap_single(dev, dsg->src_addr, dsg->len, - DMA_TO_DEVICE); - else { - list_for_each_entry(dsg, &txd->dsg_list, node) - dma_unmap_page(dev, dsg->src_addr, dsg->len, - DMA_TO_DEVICE); - } - } - - if (!(txd->vd.tx.flags & DMA_COMPL_SKIP_DEST_UNMAP)) { - if (txd->vd.tx.flags & DMA_COMPL_DEST_UNMAP_SINGLE) - list_for_each_entry(dsg, &txd->dsg_list, node) - dma_unmap_single(dev, dsg->dst_addr, dsg->len, - DMA_FROM_DEVICE); - else - list_for_each_entry(dsg, &txd->dsg_list, node) - dma_unmap_page(dev, dsg->dst_addr, dsg->len, - DMA_FROM_DEVICE); - } -} - static void s3c24xx_dma_desc_free(struct virt_dma_desc *vd) { struct s3c24xx_txd *txd = to_s3c24xx_txd(&vd->tx); struct s3c24xx_dma_chan *s3cchan = to_s3c24xx_dma_chan(vd->tx.chan); if (!s3cchan->slave) - s3c24xx_dma_unmap_buffers(txd); + dma_descriptor_unmap(&vd->tx); s3c24xx_dma_free_txd(txd); } @@ -795,7 +766,7 @@ static enum dma_status s3c24xx_dma_tx_status(struct dma_chan *chan, spin_lock_irqsave(&s3cchan->vc.lock, flags); ret = dma_cookie_status(chan, cookie, txstate); - if (ret == DMA_SUCCESS) { + if (ret == DMA_COMPLETE) { spin_unlock_irqrestore(&s3cchan->vc.lock, flags); return ret; } diff --git a/drivers/dma/sh/rcar-hpbdma.c b/drivers/dma/sh/rcar-hpbdma.c index ebad84591a6..3083d901a41 100644 --- a/drivers/dma/sh/rcar-hpbdma.c +++ b/drivers/dma/sh/rcar-hpbdma.c @@ -60,6 +60,7 @@ #define HPB_DMAE_DSTPR_DMSTP BIT(0) /* DMA status register (DSTSR) bits */ +#define HPB_DMAE_DSTSR_DQSTS BIT(2) #define HPB_DMAE_DSTSR_DMSTS BIT(0) /* DMA common registers */ @@ -286,6 +287,9 @@ static void hpb_dmae_halt(struct shdma_chan *schan) ch_reg_write(chan, HPB_DMAE_DCMDR_DQEND, HPB_DMAE_DCMDR); ch_reg_write(chan, HPB_DMAE_DSTPR_DMSTP, HPB_DMAE_DSTPR); + + chan->plane_idx = 0; + chan->first_desc = true; } static const struct hpb_dmae_slave_config * @@ -385,7 +389,10 @@ static bool hpb_dmae_channel_busy(struct shdma_chan *schan) struct hpb_dmae_chan *chan = to_chan(schan); u32 dstsr = ch_reg_read(chan, HPB_DMAE_DSTSR); - return (dstsr & HPB_DMAE_DSTSR_DMSTS) == HPB_DMAE_DSTSR_DMSTS; + if (chan->xfer_mode == XFER_DOUBLE) + return dstsr & HPB_DMAE_DSTSR_DQSTS; + else + return dstsr & HPB_DMAE_DSTSR_DMSTS; } static int @@ -510,6 +517,8 @@ static int hpb_dmae_chan_probe(struct hpb_dmae_device *hpbdev, int id) } schan = &new_hpb_chan->shdma_chan; + schan->max_xfer_len = HPB_DMA_TCR_MAX; + shdma_chan_probe(sdev, schan, id); if (pdev->id >= 0) diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index 8472405c558..d7f1b57bd3b 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -945,7 +945,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci, u32 tad_offset; u32 rir_way; u32 mb, kb; - u64 ch_addr, offset, limit, prv = 0; + u64 ch_addr, offset, limit = 0, prv = 0; /* diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c index 3c55ec856e3..a287cece059 100644 --- a/drivers/extcon/extcon-arizona.c +++ b/drivers/extcon/extcon-arizona.c @@ -1082,7 +1082,7 @@ static void arizona_micd_set_level(struct arizona *arizona, int index, static int arizona_extcon_probe(struct platform_device *pdev) { struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); - struct arizona_pdata *pdata; + struct arizona_pdata *pdata = &arizona->pdata; struct arizona_extcon_info *info; unsigned int val; int jack_irq_fall, jack_irq_rise; @@ -1091,8 +1091,6 @@ static int arizona_extcon_probe(struct platform_device *pdev) if (!arizona->dapm || !arizona->dapm->card) return -EPROBE_DEFER; - pdata = dev_get_platdata(arizona->dev); - info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); if (!info) { dev_err(&pdev->dev, "Failed to allocate memory\n"); diff --git a/drivers/extcon/extcon-class.c b/drivers/extcon/extcon-class.c index 15443d3b6be..76322330cbd 100644 --- a/drivers/extcon/extcon-class.c +++ b/drivers/extcon/extcon-class.c @@ -792,6 +792,8 @@ void extcon_dev_unregister(struct extcon_dev *edev) return; } + device_unregister(&edev->dev); + if (edev->mutually_exclusive && edev->max_supported) { for (index = 0; edev->mutually_exclusive[index]; index++) @@ -812,7 +814,6 @@ void extcon_dev_unregister(struct extcon_dev *edev) if (switch_class) class_compat_remove_link(switch_class, &edev->dev, NULL); #endif - device_unregister(&edev->dev); put_device(&edev->dev); } EXPORT_SYMBOL_GPL(extcon_dev_unregister); diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index 8847adf392b..84be70157ad 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -327,7 +327,7 @@ static int gpio_to_irq_unbanked(struct gpio_chip *chip, unsigned offset) * NOTE: we assume for now that only irqs in the first gpio_chip * can provide direct-mapped IRQs to AINTC (up to 32 GPIOs). */ - if (offset < d->irq_base) + if (offset < d->gpio_unbanked) return d->gpio_irq + offset; else return -ENODEV; @@ -419,6 +419,8 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev) /* pass "bank 0" GPIO IRQs to AINTC */ chips[0].chip.to_irq = gpio_to_irq_unbanked; + chips[0].gpio_irq = bank_irq; + chips[0].gpio_unbanked = pdata->gpio_unbanked; binten = BIT(0); /* AINTC handles mask/unmask; GPIO handles triggering */ diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index fb7cf0e796f..0a1e4a5f423 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -2674,7 +2674,7 @@ static int add_3d_struct_modes(struct drm_connector *connector, u16 structure, int modes = 0; u8 cea_mode; - if (video_db == NULL || video_index > video_len) + if (video_db == NULL || video_index >= video_len) return 0; /* CEA modes are numbered 1..127 */ @@ -2701,7 +2701,7 @@ static int add_3d_struct_modes(struct drm_connector *connector, u16 structure, if (structure & (1 << 8)) { newmode = drm_mode_duplicate(dev, &edid_cea_modes[cea_mode]); if (newmode) { - newmode->flags = DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF; + newmode->flags |= DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF; drm_mode_probed_add(connector, newmode); modes++; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index b676006a95a..22b8f5eced8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -173,28 +173,37 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) static void exynos_drm_preclose(struct drm_device *dev, struct drm_file *file) { + exynos_drm_subdrv_close(dev, file); +} + +static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) +{ struct exynos_drm_private *private = dev->dev_private; - struct drm_pending_vblank_event *e, *t; + struct drm_pending_vblank_event *v, *vt; + struct drm_pending_event *e, *et; unsigned long flags; - /* release events of current file */ + if (!file->driver_priv) + return; + + /* Release all events not unhandled by page flip handler. */ spin_lock_irqsave(&dev->event_lock, flags); - list_for_each_entry_safe(e, t, &private->pageflip_event_list, + list_for_each_entry_safe(v, vt, &private->pageflip_event_list, base.link) { - if (e->base.file_priv == file) { - list_del(&e->base.link); - e->base.destroy(&e->base); + if (v->base.file_priv == file) { + list_del(&v->base.link); + drm_vblank_put(dev, v->pipe); + v->base.destroy(&v->base); } } - spin_unlock_irqrestore(&dev->event_lock, flags); - exynos_drm_subdrv_close(dev, file); -} + /* Release all events handled by page flip handler but not freed. */ + list_for_each_entry_safe(e, et, &file->event_list, link) { + list_del(&e->link); + e->destroy(e); + } + spin_unlock_irqrestore(&dev->event_lock, flags); -static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) -{ - if (!file->driver_priv) - return; kfree(file->driver_priv); file->driver_priv = NULL; diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 23da72b5eae..a61878bf5dc 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -31,7 +31,7 @@ #include "exynos_drm_iommu.h" /* - * FIMD is stand for Fully Interactive Mobile Display and + * FIMD stands for Fully Interactive Mobile Display and * as a display controller, it transfers contents drawn on memory * to a LCD Panel through Display Interfaces such as RGB or * CPU Interface. diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 989be12cdd6..2e367a1c6a6 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -534,8 +534,10 @@ static int i915_drm_freeze(struct drm_device *dev) * Disable CRTCs directly since we want to preserve sw state * for _thaw. */ + mutex_lock(&dev->mode_config.mutex); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) dev_priv->display.crtc_disable(crtc); + mutex_unlock(&dev->mode_config.mutex); intel_modeset_suspend_hw(dev); } diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 12bbd5eac70..621c7c67a64 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4442,10 +4442,9 @@ i915_gem_init_hw(struct drm_device *dev) if (dev_priv->ellc_size) I915_WRITE(HSW_IDICR, I915_READ(HSW_IDICR) | IDIHASHMSK(0xf)); - if (IS_HSW_GT3(dev)) - I915_WRITE(MI_PREDICATE_RESULT_2, LOWER_SLICE_ENABLED); - else - I915_WRITE(MI_PREDICATE_RESULT_2, LOWER_SLICE_DISABLED); + if (IS_HASWELL(dev)) + I915_WRITE(MI_PREDICATE_RESULT_2, IS_HSW_GT3(dev) ? + LOWER_SLICE_ENABLED : LOWER_SLICE_DISABLED); if (HAS_PCH_NOP(dev)) { u32 temp = I915_READ(GEN7_MSG_CTL); diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 7d5752fda5f..9bb533e0d76 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -125,13 +125,15 @@ static void *i915_gem_dmabuf_vmap(struct dma_buf *dma_buf) ret = i915_gem_object_get_pages(obj); if (ret) - goto error; + goto err; + + i915_gem_object_pin_pages(obj); ret = -ENOMEM; pages = drm_malloc_ab(obj->base.size >> PAGE_SHIFT, sizeof(*pages)); if (pages == NULL) - goto error; + goto err_unpin; i = 0; for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, 0) @@ -141,15 +143,16 @@ static void *i915_gem_dmabuf_vmap(struct dma_buf *dma_buf) drm_free_large(pages); if (!obj->dma_buf_vmapping) - goto error; + goto err_unpin; obj->vmapping_count = 1; - i915_gem_object_pin_pages(obj); out_unlock: mutex_unlock(&dev->struct_mutex); return obj->dma_buf_vmapping; -error: +err_unpin: + i915_gem_object_unpin_pages(obj); +err: mutex_unlock(&dev->struct_mutex); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 885d595e0e0..b7e787fb464 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -33,6 +33,9 @@ #include "intel_drv.h" #include <linux/dma_remapping.h> +#define __EXEC_OBJECT_HAS_PIN (1<<31) +#define __EXEC_OBJECT_HAS_FENCE (1<<30) + struct eb_vmas { struct list_head vmas; int and; @@ -187,7 +190,28 @@ static struct i915_vma *eb_get_vma(struct eb_vmas *eb, unsigned long handle) } } -static void eb_destroy(struct eb_vmas *eb) { +static void +i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma) +{ + struct drm_i915_gem_exec_object2 *entry; + struct drm_i915_gem_object *obj = vma->obj; + + if (!drm_mm_node_allocated(&vma->node)) + return; + + entry = vma->exec_entry; + + if (entry->flags & __EXEC_OBJECT_HAS_FENCE) + i915_gem_object_unpin_fence(obj); + + if (entry->flags & __EXEC_OBJECT_HAS_PIN) + i915_gem_object_unpin(obj); + + entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN); +} + +static void eb_destroy(struct eb_vmas *eb) +{ while (!list_empty(&eb->vmas)) { struct i915_vma *vma; @@ -195,6 +219,7 @@ static void eb_destroy(struct eb_vmas *eb) { struct i915_vma, exec_list); list_del_init(&vma->exec_list); + i915_gem_execbuffer_unreserve_vma(vma); drm_gem_object_unreference(&vma->obj->base); } kfree(eb); @@ -478,9 +503,6 @@ i915_gem_execbuffer_relocate(struct eb_vmas *eb, return ret; } -#define __EXEC_OBJECT_HAS_PIN (1<<31) -#define __EXEC_OBJECT_HAS_FENCE (1<<30) - static int need_reloc_mappable(struct i915_vma *vma) { @@ -552,26 +574,6 @@ i915_gem_execbuffer_reserve_vma(struct i915_vma *vma, return 0; } -static void -i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma) -{ - struct drm_i915_gem_exec_object2 *entry; - struct drm_i915_gem_object *obj = vma->obj; - - if (!drm_mm_node_allocated(&vma->node)) - return; - - entry = vma->exec_entry; - - if (entry->flags & __EXEC_OBJECT_HAS_FENCE) - i915_gem_object_unpin_fence(obj); - - if (entry->flags & __EXEC_OBJECT_HAS_PIN) - i915_gem_object_unpin(obj); - - entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN); -} - static int i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring, struct list_head *vmas, @@ -670,13 +672,14 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring, goto err; } -err: /* Decrement pin count for bound objects */ - list_for_each_entry(vma, vmas, exec_list) - i915_gem_execbuffer_unreserve_vma(vma); - +err: if (ret != -ENOSPC || retry++) return ret; + /* Decrement pin count for bound objects */ + list_for_each_entry(vma, vmas, exec_list) + i915_gem_execbuffer_unreserve_vma(vma); + ret = i915_gem_evict_vm(vm, true); if (ret) return ret; @@ -708,6 +711,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev, while (!list_empty(&eb->vmas)) { vma = list_first_entry(&eb->vmas, struct i915_vma, exec_list); list_del_init(&vma->exec_list); + i915_gem_execbuffer_unreserve_vma(vma); drm_gem_object_unreference(&vma->obj->base); } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 3620a1b0a73..38cb8d44a01 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -57,7 +57,9 @@ typedef gen8_gtt_pte_t gen8_ppgtt_pde_t; #define HSW_WB_LLC_AGE3 HSW_CACHEABILITY_CONTROL(0x2) #define HSW_WB_LLC_AGE0 HSW_CACHEABILITY_CONTROL(0x3) #define HSW_WB_ELLC_LLC_AGE0 HSW_CACHEABILITY_CONTROL(0xb) +#define HSW_WB_ELLC_LLC_AGE3 HSW_CACHEABILITY_CONTROL(0x8) #define HSW_WT_ELLC_LLC_AGE0 HSW_CACHEABILITY_CONTROL(0x6) +#define HSW_WT_ELLC_LLC_AGE3 HSW_CACHEABILITY_CONTROL(0x7) #define GEN8_PTES_PER_PAGE (PAGE_SIZE / sizeof(gen8_gtt_pte_t)) #define GEN8_PDES_PER_PAGE (PAGE_SIZE / sizeof(gen8_ppgtt_pde_t)) @@ -185,10 +187,10 @@ static gen6_gtt_pte_t iris_pte_encode(dma_addr_t addr, case I915_CACHE_NONE: break; case I915_CACHE_WT: - pte |= HSW_WT_ELLC_LLC_AGE0; + pte |= HSW_WT_ELLC_LLC_AGE3; break; default: - pte |= HSW_WB_ELLC_LLC_AGE0; + pte |= HSW_WB_ELLC_LLC_AGE3; break; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index f9eafb6ed52..ee2742122a0 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -235,6 +235,7 @@ */ #define MI_LOAD_REGISTER_IMM(x) MI_INSTR(0x22, 2*x-1) #define MI_STORE_REGISTER_MEM(x) MI_INSTR(0x24, 2*x-1) +#define MI_SRM_LRM_GLOBAL_GTT (1<<22) #define MI_FLUSH_DW MI_INSTR(0x26, 1) /* for GEN6 */ #define MI_FLUSH_DW_STORE_INDEX (1<<21) #define MI_INVALIDATE_TLB (1<<18) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 330077bcd0b..526c8ded16b 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -173,7 +173,7 @@ static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port) ddi_translations = ddi_translations_dp; break; case PORT_D: - if (intel_dpd_is_edp(dev)) + if (intel_dp_is_edp(dev, PORT_D)) ddi_translations = ddi_translations_edp; else ddi_translations = ddi_translations_dp; @@ -1158,9 +1158,10 @@ static void intel_ddi_post_disable(struct intel_encoder *intel_encoder) if (wait) intel_wait_ddi_buf_idle(dev_priv, port); - if (type == INTEL_OUTPUT_EDP) { + if (type == INTEL_OUTPUT_DISPLAYPORT || type == INTEL_OUTPUT_EDP) { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); ironlake_edp_panel_vdd_on(intel_dp); + intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF); ironlake_edp_panel_off(intel_dp); } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 7ec8b488bb1..080f6fd4e83 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5815,7 +5815,7 @@ static void intel_set_pipe_csc(struct drm_crtc *crtc) uint16_t postoff = 0; if (intel_crtc->config.limited_color_range) - postoff = (16 * (1 << 13) / 255) & 0x1fff; + postoff = (16 * (1 << 12) / 255) & 0x1fff; I915_WRITE(PIPE_CSC_POSTOFF_HI(pipe), postoff); I915_WRITE(PIPE_CSC_POSTOFF_ME(pipe), postoff); @@ -6402,7 +6402,7 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) /* Make sure we're not on PC8 state before disabling PC8, otherwise * we'll hang the machine! */ - dev_priv->uncore.funcs.force_wake_get(dev_priv); + gen6_gt_force_wake_get(dev_priv); if (val & LCPLL_POWER_DOWN_ALLOW) { val &= ~LCPLL_POWER_DOWN_ALLOW; @@ -6436,7 +6436,7 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) DRM_ERROR("Switching back to LCPLL failed\n"); } - dev_priv->uncore.funcs.force_wake_put(dev_priv); + gen6_gt_force_wake_put(dev_priv); } void hsw_enable_pc8_work(struct work_struct *__work) @@ -8354,7 +8354,8 @@ static int intel_gen7_queue_flip(struct drm_device *dev, intel_ring_emit(ring, ~(DERRMR_PIPEA_PRI_FLIP_DONE | DERRMR_PIPEB_PRI_FLIP_DONE | DERRMR_PIPEC_PRI_FLIP_DONE)); - intel_ring_emit(ring, MI_STORE_REGISTER_MEM(1)); + intel_ring_emit(ring, MI_STORE_REGISTER_MEM(1) | + MI_SRM_LRM_GLOBAL_GTT); intel_ring_emit(ring, DERRMR); intel_ring_emit(ring, ring->scratch.gtt_offset + 256); } @@ -10049,7 +10050,7 @@ static void intel_setup_outputs(struct drm_device *dev) intel_ddi_init(dev, PORT_D); } else if (HAS_PCH_SPLIT(dev)) { int found; - dpd_is_edp = intel_dpd_is_edp(dev); + dpd_is_edp = intel_dp_is_edp(dev, PORT_D); if (has_edp_a(dev)) intel_dp_init(dev, DP_A, PORT_A); @@ -10086,8 +10087,7 @@ static void intel_setup_outputs(struct drm_device *dev) intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIC, PORT_C); if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED) - intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C, - PORT_C); + intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C, PORT_C); } intel_dsi_init(dev); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 0b2e842fef0..30c627c7b7b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3326,11 +3326,19 @@ intel_trans_dp_port_sel(struct drm_crtc *crtc) } /* check the VBT to see whether the eDP is on DP-D port */ -bool intel_dpd_is_edp(struct drm_device *dev) +bool intel_dp_is_edp(struct drm_device *dev, enum port port) { struct drm_i915_private *dev_priv = dev->dev_private; union child_device_config *p_child; int i; + static const short port_mapping[] = { + [PORT_B] = PORT_IDPB, + [PORT_C] = PORT_IDPC, + [PORT_D] = PORT_IDPD, + }; + + if (port == PORT_A) + return true; if (!dev_priv->vbt.child_dev_num) return false; @@ -3338,7 +3346,7 @@ bool intel_dpd_is_edp(struct drm_device *dev) for (i = 0; i < dev_priv->vbt.child_dev_num; i++) { p_child = dev_priv->vbt.child_dev + i; - if (p_child->common.dvo_port == PORT_IDPD && + if (p_child->common.dvo_port == port_mapping[port] && (p_child->common.device_type & DEVICE_TYPE_eDP_BITS) == (DEVICE_TYPE_eDP & DEVICE_TYPE_eDP_BITS)) return true; @@ -3616,26 +3624,10 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, intel_dp->DP = I915_READ(intel_dp->output_reg); intel_dp->attached_connector = intel_connector; - type = DRM_MODE_CONNECTOR_DisplayPort; - /* - * FIXME : We need to initialize built-in panels before external panels. - * For X0, DP_C is fixed as eDP. Revisit this as part of VLV eDP cleanup - */ - switch (port) { - case PORT_A: + if (intel_dp_is_edp(dev, port)) type = DRM_MODE_CONNECTOR_eDP; - break; - case PORT_C: - if (IS_VALLEYVIEW(dev)) - type = DRM_MODE_CONNECTOR_eDP; - break; - case PORT_D: - if (HAS_PCH_SPLIT(dev) && intel_dpd_is_edp(dev)) - type = DRM_MODE_CONNECTOR_eDP; - break; - default: /* silence GCC warning */ - break; - } + else + type = DRM_MODE_CONNECTOR_DisplayPort; /* * For eDP we always set the encoder type to INTEL_OUTPUT_EDP, but diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 1e49aa8f537..a18e88b3e42 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -708,7 +708,7 @@ void intel_dp_encoder_destroy(struct drm_encoder *encoder); void intel_dp_check_link_status(struct intel_dp *intel_dp); bool intel_dp_compute_config(struct intel_encoder *encoder, struct intel_crtc_config *pipe_config); -bool intel_dpd_is_edp(struct drm_device *dev); +bool intel_dp_is_edp(struct drm_device *dev, enum port port); void ironlake_edp_backlight_on(struct intel_dp *intel_dp); void ironlake_edp_backlight_off(struct intel_dp *intel_dp); void ironlake_edp_panel_on(struct intel_dp *intel_dp); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index caf2ee4e544..6e0d5e075b1 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -1180,7 +1180,7 @@ static bool g4x_compute_wm0(struct drm_device *dev, adjusted_mode = &to_intel_crtc(crtc)->config.adjusted_mode; clock = adjusted_mode->crtc_clock; - htotal = adjusted_mode->htotal; + htotal = adjusted_mode->crtc_htotal; hdisplay = to_intel_crtc(crtc)->config.pipe_src_w; pixel_size = crtc->fb->bits_per_pixel / 8; @@ -1267,7 +1267,7 @@ static bool g4x_compute_srwm(struct drm_device *dev, crtc = intel_get_crtc_for_plane(dev, plane); adjusted_mode = &to_intel_crtc(crtc)->config.adjusted_mode; clock = adjusted_mode->crtc_clock; - htotal = adjusted_mode->htotal; + htotal = adjusted_mode->crtc_htotal; hdisplay = to_intel_crtc(crtc)->config.pipe_src_w; pixel_size = crtc->fb->bits_per_pixel / 8; @@ -1498,7 +1498,7 @@ static void i965_update_wm(struct drm_crtc *unused_crtc) const struct drm_display_mode *adjusted_mode = &to_intel_crtc(crtc)->config.adjusted_mode; int clock = adjusted_mode->crtc_clock; - int htotal = adjusted_mode->htotal; + int htotal = adjusted_mode->crtc_htotal; int hdisplay = to_intel_crtc(crtc)->config.pipe_src_w; int pixel_size = crtc->fb->bits_per_pixel / 8; unsigned long line_time_us; @@ -1624,7 +1624,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) const struct drm_display_mode *adjusted_mode = &to_intel_crtc(enabled)->config.adjusted_mode; int clock = adjusted_mode->crtc_clock; - int htotal = adjusted_mode->htotal; + int htotal = adjusted_mode->crtc_htotal; int hdisplay = to_intel_crtc(enabled)->config.pipe_src_w; int pixel_size = enabled->fb->bits_per_pixel / 8; unsigned long line_time_us; @@ -1776,7 +1776,7 @@ static bool ironlake_compute_srwm(struct drm_device *dev, int level, int plane, crtc = intel_get_crtc_for_plane(dev, plane); adjusted_mode = &to_intel_crtc(crtc)->config.adjusted_mode; clock = adjusted_mode->crtc_clock; - htotal = adjusted_mode->htotal; + htotal = adjusted_mode->crtc_htotal; hdisplay = to_intel_crtc(crtc)->config.pipe_src_w; pixel_size = crtc->fb->bits_per_pixel / 8; @@ -2469,8 +2469,9 @@ hsw_compute_linetime_wm(struct drm_device *dev, struct drm_crtc *crtc) /* The WM are computed with base on how long it takes to fill a single * row at the given clock rate, multiplied by 8. * */ - linetime = DIV_ROUND_CLOSEST(mode->htotal * 1000 * 8, mode->clock); - ips_linetime = DIV_ROUND_CLOSEST(mode->htotal * 1000 * 8, + linetime = DIV_ROUND_CLOSEST(mode->crtc_htotal * 1000 * 8, + mode->crtc_clock); + ips_linetime = DIV_ROUND_CLOSEST(mode->crtc_htotal * 1000 * 8, intel_ddi_get_cdclk_freq(dev_priv)); return PIPE_WM_LINETIME_IPS_LINETIME(ips_linetime) | diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile index edcf801613e..b3fa1ba191b 100644 --- a/drivers/gpu/drm/nouveau/Makefile +++ b/drivers/gpu/drm/nouveau/Makefile @@ -59,6 +59,7 @@ nouveau-y += core/subdev/clock/nv40.o nouveau-y += core/subdev/clock/nv50.o nouveau-y += core/subdev/clock/nv84.o nouveau-y += core/subdev/clock/nva3.o +nouveau-y += core/subdev/clock/nvaa.o nouveau-y += core/subdev/clock/nvc0.o nouveau-y += core/subdev/clock/nve0.o nouveau-y += core/subdev/clock/pllnv04.o diff --git a/drivers/gpu/drm/nouveau/core/engine/device/nv50.c b/drivers/gpu/drm/nouveau/core/engine/device/nv50.c index db139827047..db3fc7be856 100644 --- a/drivers/gpu/drm/nouveau/core/engine/device/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/device/nv50.c @@ -283,7 +283,7 @@ nv50_identify(struct nouveau_device *device) device->oclass[NVDEV_SUBDEV_VBIOS ] = &nouveau_bios_oclass; device->oclass[NVDEV_SUBDEV_GPIO ] = &nv50_gpio_oclass; device->oclass[NVDEV_SUBDEV_I2C ] = &nv94_i2c_oclass; - device->oclass[NVDEV_SUBDEV_CLOCK ] = nv84_clock_oclass; + device->oclass[NVDEV_SUBDEV_CLOCK ] = nvaa_clock_oclass; device->oclass[NVDEV_SUBDEV_THERM ] = &nv84_therm_oclass; device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass; device->oclass[NVDEV_SUBDEV_DEVINIT] = &nv50_devinit_oclass; @@ -311,7 +311,7 @@ nv50_identify(struct nouveau_device *device) device->oclass[NVDEV_SUBDEV_VBIOS ] = &nouveau_bios_oclass; device->oclass[NVDEV_SUBDEV_GPIO ] = &nv50_gpio_oclass; device->oclass[NVDEV_SUBDEV_I2C ] = &nv94_i2c_oclass; - device->oclass[NVDEV_SUBDEV_CLOCK ] = nv84_clock_oclass; + device->oclass[NVDEV_SUBDEV_CLOCK ] = nvaa_clock_oclass; device->oclass[NVDEV_SUBDEV_THERM ] = &nv84_therm_oclass; device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass; device->oclass[NVDEV_SUBDEV_DEVINIT] = &nv50_devinit_oclass; diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nv50.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nv50.c index 5f555788121..e6352bd5b4f 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nv50.c @@ -33,6 +33,7 @@ #include <engine/dmaobj.h> #include <engine/fifo.h> +#include "nv04.h" #include "nv50.h" /******************************************************************************* @@ -460,6 +461,8 @@ nv50_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine, nv_subdev(priv)->intr = nv04_fifo_intr; nv_engine(priv)->cclass = &nv50_fifo_cclass; nv_engine(priv)->sclass = nv50_fifo_sclass; + priv->base.pause = nv04_fifo_pause; + priv->base.start = nv04_fifo_start; return 0; } diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c index 0908dc834c8..fe0f41e65d9 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c @@ -35,6 +35,7 @@ #include <engine/dmaobj.h> #include <engine/fifo.h> +#include "nv04.h" #include "nv50.h" /******************************************************************************* @@ -432,6 +433,8 @@ nv84_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine, nv_subdev(priv)->intr = nv04_fifo_intr; nv_engine(priv)->cclass = &nv84_fifo_cclass; nv_engine(priv)->sclass = nv84_fifo_sclass; + priv->base.pause = nv04_fifo_pause; + priv->base.start = nv04_fifo_start; return 0; } diff --git a/drivers/gpu/drm/nouveau/core/engine/software/nv50.c b/drivers/gpu/drm/nouveau/core/engine/software/nv50.c index b574dd4bb82..5ce686ee729 100644 --- a/drivers/gpu/drm/nouveau/core/engine/software/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/software/nv50.c @@ -176,7 +176,7 @@ nv50_software_context_ctor(struct nouveau_object *parent, if (ret) return ret; - chan->vblank.nr_event = pdisp->vblank->index_nr; + chan->vblank.nr_event = pdisp ? pdisp->vblank->index_nr : 0; chan->vblank.event = kzalloc(chan->vblank.nr_event * sizeof(*chan->vblank.event), GFP_KERNEL); if (!chan->vblank.event) diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/clock.h b/drivers/gpu/drm/nouveau/core/include/subdev/clock.h index e2675bc0edb..8f4ced75444 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/clock.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/clock.h @@ -14,6 +14,9 @@ enum nv_clk_src { nv_clk_src_hclk, nv_clk_src_hclkm3, nv_clk_src_hclkm3d2, + nv_clk_src_hclkm2d3, /* NVAA */ + nv_clk_src_hclkm4, /* NVAA */ + nv_clk_src_cclk, /* NVAA */ nv_clk_src_host, @@ -127,6 +130,7 @@ extern struct nouveau_oclass nv04_clock_oclass; extern struct nouveau_oclass nv40_clock_oclass; extern struct nouveau_oclass *nv50_clock_oclass; extern struct nouveau_oclass *nv84_clock_oclass; +extern struct nouveau_oclass *nvaa_clock_oclass; extern struct nouveau_oclass nva3_clock_oclass; extern struct nouveau_oclass nvc0_clock_oclass; extern struct nouveau_oclass nve0_clock_oclass; diff --git a/drivers/gpu/drm/nouveau/core/subdev/clock/nv04.c b/drivers/gpu/drm/nouveau/core/subdev/clock/nv04.c index da50c1b1292..30c1f3a4158 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/clock/nv04.c +++ b/drivers/gpu/drm/nouveau/core/subdev/clock/nv04.c @@ -69,6 +69,11 @@ nv04_clock_pll_prog(struct nouveau_clock *clk, u32 reg1, return 0; } +static struct nouveau_clocks +nv04_domain[] = { + { nv_clk_src_max } +}; + static int nv04_clock_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, @@ -77,7 +82,7 @@ nv04_clock_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nv04_clock_priv *priv; int ret; - ret = nouveau_clock_create(parent, engine, oclass, NULL, &priv); + ret = nouveau_clock_create(parent, engine, oclass, nv04_domain, &priv); *pobject = nv_object(priv); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/core/subdev/clock/nvaa.c b/drivers/gpu/drm/nouveau/core/subdev/clock/nvaa.c new file mode 100644 index 00000000000..7a723b4f564 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/clock/nvaa.c @@ -0,0 +1,445 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ + +#include <engine/fifo.h> +#include <subdev/bios.h> +#include <subdev/bios/pll.h> +#include <subdev/timer.h> +#include <subdev/clock.h> + +#include "pll.h" + +struct nvaa_clock_priv { + struct nouveau_clock base; + enum nv_clk_src csrc, ssrc, vsrc; + u32 cctrl, sctrl; + u32 ccoef, scoef; + u32 cpost, spost; + u32 vdiv; +}; + +static u32 +read_div(struct nouveau_clock *clk) +{ + return nv_rd32(clk, 0x004600); +} + +static u32 +read_pll(struct nouveau_clock *clk, u32 base) +{ + u32 ctrl = nv_rd32(clk, base + 0); + u32 coef = nv_rd32(clk, base + 4); + u32 ref = clk->read(clk, nv_clk_src_href); + u32 post_div = 0; + u32 clock = 0; + int N1, M1; + + switch (base){ + case 0x4020: + post_div = 1 << ((nv_rd32(clk, 0x4070) & 0x000f0000) >> 16); + break; + case 0x4028: + post_div = (nv_rd32(clk, 0x4040) & 0x000f0000) >> 16; + break; + default: + break; + } + + N1 = (coef & 0x0000ff00) >> 8; + M1 = (coef & 0x000000ff); + if ((ctrl & 0x80000000) && M1) { + clock = ref * N1 / M1; + clock = clock / post_div; + } + + return clock; +} + +static int +nvaa_clock_read(struct nouveau_clock *clk, enum nv_clk_src src) +{ + struct nvaa_clock_priv *priv = (void *)clk; + u32 mast = nv_rd32(clk, 0x00c054); + u32 P = 0; + + switch (src) { + case nv_clk_src_crystal: + return nv_device(priv)->crystal; + case nv_clk_src_href: + return 100000; /* PCIE reference clock */ + case nv_clk_src_hclkm4: + return clk->read(clk, nv_clk_src_href) * 4; + case nv_clk_src_hclkm2d3: + return clk->read(clk, nv_clk_src_href) * 2 / 3; + case nv_clk_src_host: + switch (mast & 0x000c0000) { + case 0x00000000: return clk->read(clk, nv_clk_src_hclkm2d3); + case 0x00040000: break; + case 0x00080000: return clk->read(clk, nv_clk_src_hclkm4); + case 0x000c0000: return clk->read(clk, nv_clk_src_cclk); + } + break; + case nv_clk_src_core: + P = (nv_rd32(clk, 0x004028) & 0x00070000) >> 16; + + switch (mast & 0x00000003) { + case 0x00000000: return clk->read(clk, nv_clk_src_crystal) >> P; + case 0x00000001: return 0; + case 0x00000002: return clk->read(clk, nv_clk_src_hclkm4) >> P; + case 0x00000003: return read_pll(clk, 0x004028) >> P; + } + break; + case nv_clk_src_cclk: + if ((mast & 0x03000000) != 0x03000000) + return clk->read(clk, nv_clk_src_core); + + if ((mast & 0x00000200) == 0x00000000) + return clk->read(clk, nv_clk_src_core); + + switch (mast & 0x00000c00) { + case 0x00000000: return clk->read(clk, nv_clk_src_href); + case 0x00000400: return clk->read(clk, nv_clk_src_hclkm4); + case 0x00000800: return clk->read(clk, nv_clk_src_hclkm2d3); + default: return 0; + } + case nv_clk_src_shader: + P = (nv_rd32(clk, 0x004020) & 0x00070000) >> 16; + switch (mast & 0x00000030) { + case 0x00000000: + if (mast & 0x00000040) + return clk->read(clk, nv_clk_src_href) >> P; + return clk->read(clk, nv_clk_src_crystal) >> P; + case 0x00000010: break; + case 0x00000020: return read_pll(clk, 0x004028) >> P; + case 0x00000030: return read_pll(clk, 0x004020) >> P; + } + break; + case nv_clk_src_mem: + return 0; + break; + case nv_clk_src_vdec: + P = (read_div(clk) & 0x00000700) >> 8; + + switch (mast & 0x00400000) { + case 0x00400000: + return clk->read(clk, nv_clk_src_core) >> P; + break; + default: + return 500000 >> P; + break; + } + break; + default: + break; + } + + nv_debug(priv, "unknown clock source %d 0x%08x\n", src, mast); + return 0; +} + +static u32 +calc_pll(struct nvaa_clock_priv *priv, u32 reg, + u32 clock, int *N, int *M, int *P) +{ + struct nouveau_bios *bios = nouveau_bios(priv); + struct nvbios_pll pll; + struct nouveau_clock *clk = &priv->base; + int ret; + + ret = nvbios_pll_parse(bios, reg, &pll); + if (ret) + return 0; + + pll.vco2.max_freq = 0; + pll.refclk = clk->read(clk, nv_clk_src_href); + if (!pll.refclk) + return 0; + + return nv04_pll_calc(nv_subdev(priv), &pll, clock, N, M, NULL, NULL, P); +} + +static inline u32 +calc_P(u32 src, u32 target, int *div) +{ + u32 clk0 = src, clk1 = src; + for (*div = 0; *div <= 7; (*div)++) { + if (clk0 <= target) { + clk1 = clk0 << (*div ? 1 : 0); + break; + } + clk0 >>= 1; + } + + if (target - clk0 <= clk1 - target) + return clk0; + (*div)--; + return clk1; +} + +static int +nvaa_clock_calc(struct nouveau_clock *clk, struct nouveau_cstate *cstate) +{ + struct nvaa_clock_priv *priv = (void *)clk; + const int shader = cstate->domain[nv_clk_src_shader]; + const int core = cstate->domain[nv_clk_src_core]; + const int vdec = cstate->domain[nv_clk_src_vdec]; + u32 out = 0, clock = 0; + int N, M, P1, P2 = 0; + int divs = 0; + + /* cclk: find suitable source, disable PLL if we can */ + if (core < clk->read(clk, nv_clk_src_hclkm4)) + out = calc_P(clk->read(clk, nv_clk_src_hclkm4), core, &divs); + + /* Calculate clock * 2, so shader clock can use it too */ + clock = calc_pll(priv, 0x4028, (core << 1), &N, &M, &P1); + + if (abs(core - out) <= + abs(core - (clock >> 1))) { + priv->csrc = nv_clk_src_hclkm4; + priv->cctrl = divs << 16; + } else { + /* NVCTRL is actually used _after_ NVPOST, and after what we + * call NVPLL. To make matters worse, NVPOST is an integer + * divider instead of a right-shift number. */ + if(P1 > 2) { + P2 = P1 - 2; + P1 = 2; + } + + priv->csrc = nv_clk_src_core; + priv->ccoef = (N << 8) | M; + + priv->cctrl = (P2 + 1) << 16; + priv->cpost = (1 << P1) << 16; + } + + /* sclk: nvpll + divisor, href or spll */ + out = 0; + if (shader == clk->read(clk, nv_clk_src_href)) { + priv->ssrc = nv_clk_src_href; + } else { + clock = calc_pll(priv, 0x4020, shader, &N, &M, &P1); + if (priv->csrc == nv_clk_src_core) { + out = calc_P((core << 1), shader, &divs); + } + + if (abs(shader - out) <= + abs(shader - clock) && + (divs + P2) <= 7) { + priv->ssrc = nv_clk_src_core; + priv->sctrl = (divs + P2) << 16; + } else { + priv->ssrc = nv_clk_src_shader; + priv->scoef = (N << 8) | M; + priv->sctrl = P1 << 16; + } + } + + /* vclk */ + out = calc_P(core, vdec, &divs); + clock = calc_P(500000, vdec, &P1); + if(abs(vdec - out) <= + abs(vdec - clock)) { + priv->vsrc = nv_clk_src_cclk; + priv->vdiv = divs << 16; + } else { + priv->vsrc = nv_clk_src_vdec; + priv->vdiv = P1 << 16; + } + + /* Print strategy! */ + nv_debug(priv, "nvpll: %08x %08x %08x\n", + priv->ccoef, priv->cpost, priv->cctrl); + nv_debug(priv, " spll: %08x %08x %08x\n", + priv->scoef, priv->spost, priv->sctrl); + nv_debug(priv, " vdiv: %08x\n", priv->vdiv); + if (priv->csrc == nv_clk_src_hclkm4) + nv_debug(priv, "core: hrefm4\n"); + else + nv_debug(priv, "core: nvpll\n"); + + if (priv->ssrc == nv_clk_src_hclkm4) + nv_debug(priv, "shader: hrefm4\n"); + else if (priv->ssrc == nv_clk_src_core) + nv_debug(priv, "shader: nvpll\n"); + else + nv_debug(priv, "shader: spll\n"); + + if (priv->vsrc == nv_clk_src_hclkm4) + nv_debug(priv, "vdec: 500MHz\n"); + else + nv_debug(priv, "vdec: core\n"); + + return 0; +} + +static int +nvaa_clock_prog(struct nouveau_clock *clk) +{ + struct nvaa_clock_priv *priv = (void *)clk; + struct nouveau_fifo *pfifo = nouveau_fifo(clk); + unsigned long flags; + u32 pllmask = 0, mast, ptherm_gate; + int ret = -EBUSY; + + /* halt and idle execution engines */ + ptherm_gate = nv_mask(clk, 0x020060, 0x00070000, 0x00000000); + nv_mask(clk, 0x002504, 0x00000001, 0x00000001); + /* Wait until the interrupt handler is finished */ + if (!nv_wait(clk, 0x000100, 0xffffffff, 0x00000000)) + goto resume; + + if (pfifo) + pfifo->pause(pfifo, &flags); + + if (!nv_wait(clk, 0x002504, 0x00000010, 0x00000010)) + goto resume; + if (!nv_wait(clk, 0x00251c, 0x0000003f, 0x0000003f)) + goto resume; + + /* First switch to safe clocks: href */ + mast = nv_mask(clk, 0xc054, 0x03400e70, 0x03400640); + mast &= ~0x00400e73; + mast |= 0x03000000; + + switch (priv->csrc) { + case nv_clk_src_hclkm4: + nv_mask(clk, 0x4028, 0x00070000, priv->cctrl); + mast |= 0x00000002; + break; + case nv_clk_src_core: + nv_wr32(clk, 0x402c, priv->ccoef); + nv_wr32(clk, 0x4028, 0x80000000 | priv->cctrl); + nv_wr32(clk, 0x4040, priv->cpost); + pllmask |= (0x3 << 8); + mast |= 0x00000003; + break; + default: + nv_warn(priv,"Reclocking failed: unknown core clock\n"); + goto resume; + } + + switch (priv->ssrc) { + case nv_clk_src_href: + nv_mask(clk, 0x4020, 0x00070000, 0x00000000); + /* mast |= 0x00000000; */ + break; + case nv_clk_src_core: + nv_mask(clk, 0x4020, 0x00070000, priv->sctrl); + mast |= 0x00000020; + break; + case nv_clk_src_shader: + nv_wr32(clk, 0x4024, priv->scoef); + nv_wr32(clk, 0x4020, 0x80000000 | priv->sctrl); + nv_wr32(clk, 0x4070, priv->spost); + pllmask |= (0x3 << 12); + mast |= 0x00000030; + break; + default: + nv_warn(priv,"Reclocking failed: unknown sclk clock\n"); + goto resume; + } + + if (!nv_wait(clk, 0x004080, pllmask, pllmask)) { + nv_warn(priv,"Reclocking failed: unstable PLLs\n"); + goto resume; + } + + switch (priv->vsrc) { + case nv_clk_src_cclk: + mast |= 0x00400000; + default: + nv_wr32(clk, 0x4600, priv->vdiv); + } + + nv_wr32(clk, 0xc054, mast); + ret = 0; + +resume: + if (pfifo) + pfifo->start(pfifo, &flags); + + nv_mask(clk, 0x002504, 0x00000001, 0x00000000); + nv_wr32(clk, 0x020060, ptherm_gate); + + /* Disable some PLLs and dividers when unused */ + if (priv->csrc != nv_clk_src_core) { + nv_wr32(clk, 0x4040, 0x00000000); + nv_mask(clk, 0x4028, 0x80000000, 0x00000000); + } + + if (priv->ssrc != nv_clk_src_shader) { + nv_wr32(clk, 0x4070, 0x00000000); + nv_mask(clk, 0x4020, 0x80000000, 0x00000000); + } + + return ret; +} + +static void +nvaa_clock_tidy(struct nouveau_clock *clk) +{ +} + +static struct nouveau_clocks +nvaa_domains[] = { + { nv_clk_src_crystal, 0xff }, + { nv_clk_src_href , 0xff }, + { nv_clk_src_core , 0xff, 0, "core", 1000 }, + { nv_clk_src_shader , 0xff, 0, "shader", 1000 }, + { nv_clk_src_vdec , 0xff, 0, "vdec", 1000 }, + { nv_clk_src_max } +}; + +static int +nvaa_clock_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nvaa_clock_priv *priv; + int ret; + + ret = nouveau_clock_create(parent, engine, oclass, nvaa_domains, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + priv->base.read = nvaa_clock_read; + priv->base.calc = nvaa_clock_calc; + priv->base.prog = nvaa_clock_prog; + priv->base.tidy = nvaa_clock_tidy; + return 0; +} + +struct nouveau_oclass * +nvaa_clock_oclass = &(struct nouveau_oclass) { + .handle = NV_SUBDEV(CLOCK, 0xaa), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nvaa_clock_ctor, + .dtor = _nouveau_clock_dtor, + .init = _nouveau_clock_init, + .fini = _nouveau_clock_fini, + }, +}; diff --git a/drivers/gpu/drm/nouveau/dispnv04/overlay.c b/drivers/gpu/drm/nouveau/dispnv04/overlay.c index 3618ac6b631..32e7064b819 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/overlay.c +++ b/drivers/gpu/drm/nouveau/dispnv04/overlay.c @@ -58,8 +58,8 @@ struct nouveau_plane { }; static uint32_t formats[] = { - DRM_FORMAT_NV12, DRM_FORMAT_UYVY, + DRM_FORMAT_NV12, }; /* Sine can be approximated with @@ -99,13 +99,28 @@ nv10_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); struct nouveau_bo *cur = nv_plane->cur; bool flip = nv_plane->flip; - int format = ALIGN(src_w * 4, 0x100); int soff = NV_PCRTC0_SIZE * nv_crtc->index; int soff2 = NV_PCRTC0_SIZE * !nv_crtc->index; - int ret; + int format, ret; + + /* Source parameters given in 16.16 fixed point, ignore fractional. */ + src_x >>= 16; + src_y >>= 16; + src_w >>= 16; + src_h >>= 16; + + format = ALIGN(src_w * 4, 0x100); if (format > 0xffff) - return -EINVAL; + return -ERANGE; + + if (dev->chipset >= 0x30) { + if (crtc_w < (src_w >> 1) || crtc_h < (src_h >> 1)) + return -ERANGE; + } else { + if (crtc_w < (src_w >> 3) || crtc_h < (src_h >> 3)) + return -ERANGE; + } ret = nouveau_bo_pin(nv_fb->nvbo, TTM_PL_FLAG_VRAM); if (ret) @@ -113,12 +128,6 @@ nv10_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, nv_plane->cur = nv_fb->nvbo; - /* Source parameters given in 16.16 fixed point, ignore fractional. */ - src_x = src_x >> 16; - src_y = src_y >> 16; - src_w = src_w >> 16; - src_h = src_h >> 16; - nv_mask(dev, NV_PCRTC_ENGINE_CTRL + soff, NV_CRTC_FSEL_OVERLAY, NV_CRTC_FSEL_OVERLAY); nv_mask(dev, NV_PCRTC_ENGINE_CTRL + soff2, NV_CRTC_FSEL_OVERLAY, 0); @@ -245,14 +254,25 @@ nv10_overlay_init(struct drm_device *device) { struct nouveau_device *dev = nouveau_dev(device); struct nouveau_plane *plane = kzalloc(sizeof(struct nouveau_plane), GFP_KERNEL); + int num_formats = ARRAY_SIZE(formats); int ret; if (!plane) return; + switch (dev->chipset) { + case 0x10: + case 0x11: + case 0x15: + case 0x1a: + case 0x20: + num_formats = 1; + break; + } + ret = drm_plane_init(device, &plane->base, 3 /* both crtc's */, &nv10_plane_funcs, - formats, ARRAY_SIZE(formats), false); + formats, num_formats, false); if (ret) goto err; diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 7809d92183c..29c3efdfc7d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -608,6 +608,7 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb, fence = nouveau_fence_ref(new_bo->bo.sync_obj); spin_unlock(&new_bo->bo.bdev->fence_lock); ret = nouveau_fence_sync(fence, chan); + nouveau_fence_unref(&fence); if (ret) return ret; @@ -701,7 +702,7 @@ nouveau_finish_page_flip(struct nouveau_channel *chan, s = list_first_entry(&fctx->flip, struct nouveau_page_flip_state, head); if (s->event) - drm_send_vblank_event(dev, -1, s->event); + drm_send_vblank_event(dev, s->crtc, s->event); list_del(&s->head); if (ps) diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index f8e66c08b11..4e384a2f99c 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -1265,7 +1265,7 @@ nv50_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, uint32_t start, uint32_t size) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); - u32 end = max(start + size, (u32)256); + u32 end = min_t(u32, start + size, 256); u32 i; for (i = start; i < end; i++) { diff --git a/drivers/gpu/drm/radeon/atombios_i2c.c b/drivers/gpu/drm/radeon/atombios_i2c.c index 0652ee0a209..f685035dbe3 100644 --- a/drivers/gpu/drm/radeon/atombios_i2c.c +++ b/drivers/gpu/drm/radeon/atombios_i2c.c @@ -44,7 +44,7 @@ static int radeon_process_i2c_ch(struct radeon_i2c_chan *chan, PROCESS_I2C_CHANNEL_TRANSACTION_PS_ALLOCATION args; int index = GetIndexIntoMasterTable(COMMAND, ProcessI2cChannelTransaction); unsigned char *base; - u16 out; + u16 out = cpu_to_le16(0); memset(&args, 0, sizeof(args)); @@ -55,11 +55,14 @@ static int radeon_process_i2c_ch(struct radeon_i2c_chan *chan, DRM_ERROR("hw i2c: tried to write too many bytes (%d vs 3)\n", num); return -EINVAL; } - args.ucRegIndex = buf[0]; - if (num > 1) { + if (buf == NULL) + args.ucRegIndex = 0; + else + args.ucRegIndex = buf[0]; + if (num) num--; + if (num) memcpy(&out, &buf[1], num); - } args.lpI2CDataOut = cpu_to_le16(out); } else { if (num > ATOM_MAX_HW_I2C_READ) { @@ -96,14 +99,14 @@ int radeon_atom_hw_i2c_xfer(struct i2c_adapter *i2c_adap, struct radeon_i2c_chan *i2c = i2c_get_adapdata(i2c_adap); struct i2c_msg *p; int i, remaining, current_count, buffer_offset, max_bytes, ret; - u8 buf = 0, flags; + u8 flags; /* check for bus probe */ p = &msgs[0]; if ((num == 1) && (p->len == 0)) { ret = radeon_process_i2c_ch(i2c, p->addr, HW_I2C_WRITE, - &buf, 1); + NULL, 0); if (ret) return ret; else diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c index 009f46e0ce7..de86493cbc4 100644 --- a/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/drivers/gpu/drm/radeon/dce6_afmt.c @@ -93,11 +93,13 @@ void dce6_afmt_select_pin(struct drm_encoder *encoder) struct radeon_device *rdev = encoder->dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; - u32 offset = dig->afmt->offset; + u32 offset; - if (!dig->afmt->pin) + if (!dig || !dig->afmt || !dig->afmt->pin) return; + offset = dig->afmt->offset; + WREG32(AFMT_AUDIO_SRC_CONTROL + offset, AFMT_AUDIO_SRC_SELECT(dig->afmt->pin->id)); } @@ -112,7 +114,7 @@ void dce6_afmt_write_latency_fields(struct drm_encoder *encoder, struct radeon_connector *radeon_connector = NULL; u32 tmp = 0, offset; - if (!dig->afmt->pin) + if (!dig || !dig->afmt || !dig->afmt->pin) return; offset = dig->afmt->pin->offset; @@ -156,7 +158,7 @@ void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder) u8 *sadb; int sad_count; - if (!dig->afmt->pin) + if (!dig || !dig->afmt || !dig->afmt->pin) return; offset = dig->afmt->pin->offset; @@ -217,7 +219,7 @@ void dce6_afmt_write_sad_regs(struct drm_encoder *encoder) { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO }, }; - if (!dig->afmt->pin) + if (!dig || !dig->afmt || !dig->afmt->pin) return; offset = dig->afmt->pin->offset; diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index cdc003085a7..49c4d48f54d 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -785,8 +785,8 @@ static void ni_apply_state_adjust_rules(struct radeon_device *rdev, struct ni_ps *ps = ni_get_ps(rps); struct radeon_clock_and_voltage_limits *max_limits; bool disable_mclk_switching; - u32 mclk, sclk; - u16 vddc, vddci; + u32 mclk; + u16 vddci; u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc; int i; @@ -839,24 +839,14 @@ static void ni_apply_state_adjust_rules(struct radeon_device *rdev, /* XXX validate the min clocks required for display */ + /* adjust low state */ if (disable_mclk_switching) { - mclk = ps->performance_levels[ps->performance_level_count - 1].mclk; - sclk = ps->performance_levels[0].sclk; - vddc = ps->performance_levels[0].vddc; - vddci = ps->performance_levels[ps->performance_level_count - 1].vddci; - } else { - sclk = ps->performance_levels[0].sclk; - mclk = ps->performance_levels[0].mclk; - vddc = ps->performance_levels[0].vddc; - vddci = ps->performance_levels[0].vddci; + ps->performance_levels[0].mclk = + ps->performance_levels[ps->performance_level_count - 1].mclk; + ps->performance_levels[0].vddci = + ps->performance_levels[ps->performance_level_count - 1].vddci; } - /* adjusted low state */ - ps->performance_levels[0].sclk = sclk; - ps->performance_levels[0].mclk = mclk; - ps->performance_levels[0].vddc = vddc; - ps->performance_levels[0].vddci = vddci; - btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk, &ps->performance_levels[0].sclk, &ps->performance_levels[0].mclk); @@ -868,11 +858,15 @@ static void ni_apply_state_adjust_rules(struct radeon_device *rdev, ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc; } + /* adjust remaining states */ if (disable_mclk_switching) { mclk = ps->performance_levels[0].mclk; + vddci = ps->performance_levels[0].vddci; for (i = 1; i < ps->performance_level_count; i++) { if (mclk < ps->performance_levels[i].mclk) mclk = ps->performance_levels[i].mclk; + if (vddci < ps->performance_levels[i].vddci) + vddci = ps->performance_levels[i].vddci; } for (i = 0; i < ps->performance_level_count; i++) { ps->performance_levels[i].mclk = mclk; diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c index 4b89262f3f0..b7d3ecba43e 100644 --- a/drivers/gpu/drm/radeon/r600_hdmi.c +++ b/drivers/gpu/drm/radeon/r600_hdmi.c @@ -304,9 +304,9 @@ void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock) WREG32(DCCG_AUDIO_DTO1_MODULE, dto_modulo); WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */ } - } else if (ASIC_IS_DCE3(rdev)) { + } else { /* according to the reg specs, this should DCE3.2 only, but in - * practice it seems to cover DCE3.0/3.1 as well. + * practice it seems to cover DCE2.0/3.0/3.1 as well. */ if (dig->dig_encoder == 0) { WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100); @@ -317,10 +317,6 @@ void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock) WREG32(DCCG_AUDIO_DTO1_MODULE, clock * 100); WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */ } - } else { - /* according to the reg specs, this should be DCE2.0 and DCE3.0/3.1 */ - WREG32(AUDIO_DTO, AUDIO_DTO_PHASE(base_rate / 10) | - AUDIO_DTO_MODULE(clock / 10)); } } diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index ecf2a3960c0..b1f990d0eaa 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -2710,10 +2710,10 @@ void radeon_vm_fence(struct radeon_device *rdev, struct radeon_vm *vm, struct radeon_fence *fence); uint64_t radeon_vm_map_gart(struct radeon_device *rdev, uint64_t addr); -int radeon_vm_bo_update_pte(struct radeon_device *rdev, - struct radeon_vm *vm, - struct radeon_bo *bo, - struct ttm_mem_reg *mem); +int radeon_vm_bo_update(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo, + struct ttm_mem_reg *mem); void radeon_vm_bo_invalidate(struct radeon_device *rdev, struct radeon_bo *bo); struct radeon_bo_va *radeon_vm_bo_find(struct radeon_vm *vm, diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index f79ee184ffd..5c39bf7c3d8 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -2918,7 +2918,7 @@ int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev, mpll_param->dll_speed = args.ucDllSpeed; mpll_param->bwcntl = args.ucBWCntl; mpll_param->vco_mode = - (args.ucPllCntlFlag & MPLL_CNTL_FLAG_VCO_MODE_MASK) ? 1 : 0; + (args.ucPllCntlFlag & MPLL_CNTL_FLAG_VCO_MODE_MASK); mpll_param->yclk_sel = (args.ucPllCntlFlag & MPLL_CNTL_FLAG_BYPASS_DQ_PLL) ? 1 : 0; mpll_param->qdr = diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index f41594b2eea..0b366169d64 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -360,13 +360,13 @@ static int radeon_bo_vm_update_pte(struct radeon_cs_parser *parser, struct radeon_bo *bo; int r; - r = radeon_vm_bo_update_pte(rdev, vm, rdev->ring_tmp_bo.bo, &rdev->ring_tmp_bo.bo->tbo.mem); + r = radeon_vm_bo_update(rdev, vm, rdev->ring_tmp_bo.bo, &rdev->ring_tmp_bo.bo->tbo.mem); if (r) { return r; } list_for_each_entry(lobj, &parser->validated, tv.head) { bo = lobj->bo; - r = radeon_vm_bo_update_pte(parser->rdev, vm, bo, &bo->tbo.mem); + r = radeon_vm_bo_update(parser->rdev, vm, bo, &bo->tbo.mem); if (r) { return r; } diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h index 543dcfae7e6..00e0d449021 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.h +++ b/drivers/gpu/drm/radeon/radeon_drv.h @@ -108,9 +108,10 @@ * 1.31- Add support for num Z pipes from GET_PARAM * 1.32- fixes for rv740 setup * 1.33- Add r6xx/r7xx const buffer support + * 1.34- fix evergreen/cayman GS register */ #define DRIVER_MAJOR 1 -#define DRIVER_MINOR 33 +#define DRIVER_MINOR 34 #define DRIVER_PATCHLEVEL 0 long radeon_drm_ioctl(struct file *filp, diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 3044e504f4e..96e440061bd 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -29,6 +29,7 @@ #include <drm/radeon_drm.h> #include "radeon.h" #include "radeon_reg.h" +#include "radeon_trace.h" /* * GART @@ -737,6 +738,7 @@ struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev, for (i = 0; i < 2; ++i) { if (choices[i]) { vm->id = choices[i]; + trace_radeon_vm_grab_id(vm->id, ring); return rdev->vm_manager.active[choices[i]]; } } @@ -1116,7 +1118,7 @@ static void radeon_vm_update_ptes(struct radeon_device *rdev, } /** - * radeon_vm_bo_update_pte - map a bo into the vm page table + * radeon_vm_bo_update - map a bo into the vm page table * * @rdev: radeon_device pointer * @vm: requested vm @@ -1128,10 +1130,10 @@ static void radeon_vm_update_ptes(struct radeon_device *rdev, * * Object have to be reserved & global and local mutex must be locked! */ -int radeon_vm_bo_update_pte(struct radeon_device *rdev, - struct radeon_vm *vm, - struct radeon_bo *bo, - struct ttm_mem_reg *mem) +int radeon_vm_bo_update(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo, + struct ttm_mem_reg *mem) { struct radeon_ib ib; struct radeon_bo_va *bo_va; @@ -1176,6 +1178,8 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, bo_va->valid = false; } + trace_radeon_vm_bo_update(bo_va); + nptes = radeon_bo_ngpu_pages(bo); /* assume two extra pdes in case the mapping overlaps the borders */ @@ -1257,7 +1261,7 @@ int radeon_vm_bo_rmv(struct radeon_device *rdev, mutex_lock(&rdev->vm_manager.lock); mutex_lock(&bo_va->vm->mutex); if (bo_va->soffset) { - r = radeon_vm_bo_update_pte(rdev, bo_va->vm, bo_va->bo, NULL); + r = radeon_vm_bo_update(rdev, bo_va->vm, bo_va->bo, NULL); } mutex_unlock(&rdev->vm_manager.lock); list_del(&bo_va->vm_list); diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index d1385ccc672..984097b907e 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -537,8 +537,7 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = dev_get_drvdata(dev); - struct radeon_device *rdev = ddev->dev_private; + struct radeon_device *rdev = dev_get_drvdata(dev); int temp; if (rdev->asic->pm.get_temperature) @@ -553,8 +552,7 @@ static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = dev_get_drvdata(dev); - struct radeon_device *rdev = ddev->dev_private; + struct radeon_device *rdev = dev_get_drvdata(dev); int hyst = to_sensor_dev_attr(attr)->index; int temp; @@ -566,23 +564,14 @@ static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev, return snprintf(buf, PAGE_SIZE, "%d\n", temp); } -static ssize_t radeon_hwmon_show_name(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return sprintf(buf, "radeon\n"); -} - static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, radeon_hwmon_show_temp, NULL, 0); static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, radeon_hwmon_show_temp_thresh, NULL, 0); static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IRUGO, radeon_hwmon_show_temp_thresh, NULL, 1); -static SENSOR_DEVICE_ATTR(name, S_IRUGO, radeon_hwmon_show_name, NULL, 0); static struct attribute *hwmon_attributes[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_crit.dev_attr.attr, &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr, - &sensor_dev_attr_name.dev_attr.attr, NULL }; @@ -590,8 +579,7 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, struct attribute *attr, int index) { struct device *dev = container_of(kobj, struct device, kobj); - struct drm_device *ddev = dev_get_drvdata(dev); - struct radeon_device *rdev = ddev->dev_private; + struct radeon_device *rdev = dev_get_drvdata(dev); /* Skip limit attributes if DPM is not enabled */ if (rdev->pm.pm_method != PM_METHOD_DPM && @@ -607,11 +595,15 @@ static const struct attribute_group hwmon_attrgroup = { .is_visible = hwmon_attributes_visible, }; +static const struct attribute_group *hwmon_groups[] = { + &hwmon_attrgroup, + NULL +}; + static int radeon_hwmon_init(struct radeon_device *rdev) { int err = 0; - - rdev->pm.int_hwmon_dev = NULL; + struct device *hwmon_dev; switch (rdev->pm.int_thermal_type) { case THERMAL_TYPE_RV6XX: @@ -624,20 +616,13 @@ static int radeon_hwmon_init(struct radeon_device *rdev) case THERMAL_TYPE_KV: if (rdev->asic->pm.get_temperature == NULL) return err; - rdev->pm.int_hwmon_dev = hwmon_device_register(rdev->dev); - if (IS_ERR(rdev->pm.int_hwmon_dev)) { - err = PTR_ERR(rdev->pm.int_hwmon_dev); + hwmon_dev = hwmon_device_register_with_groups(rdev->dev, + "radeon", rdev, + hwmon_groups); + if (IS_ERR(hwmon_dev)) { + err = PTR_ERR(hwmon_dev); dev_err(rdev->dev, "Unable to register hwmon device: %d\n", err); - break; - } - dev_set_drvdata(rdev->pm.int_hwmon_dev, rdev->ddev); - err = sysfs_create_group(&rdev->pm.int_hwmon_dev->kobj, - &hwmon_attrgroup); - if (err) { - dev_err(rdev->dev, - "Unable to create hwmon sysfs file: %d\n", err); - hwmon_device_unregister(rdev->dev); } break; default: @@ -647,14 +632,6 @@ static int radeon_hwmon_init(struct radeon_device *rdev) return err; } -static void radeon_hwmon_fini(struct radeon_device *rdev) -{ - if (rdev->pm.int_hwmon_dev) { - sysfs_remove_group(&rdev->pm.int_hwmon_dev->kobj, &hwmon_attrgroup); - hwmon_device_unregister(rdev->pm.int_hwmon_dev); - } -} - static void radeon_dpm_thermal_work_handler(struct work_struct *work) { struct radeon_device *rdev = @@ -1337,8 +1314,6 @@ static void radeon_pm_fini_old(struct radeon_device *rdev) if (rdev->pm.power_state) kfree(rdev->pm.power_state); - - radeon_hwmon_fini(rdev); } static void radeon_pm_fini_dpm(struct radeon_device *rdev) @@ -1358,8 +1333,6 @@ static void radeon_pm_fini_dpm(struct radeon_device *rdev) if (rdev->pm.power_state) kfree(rdev->pm.power_state); - - radeon_hwmon_fini(rdev); } void radeon_pm_fini(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/radeon_trace.h b/drivers/gpu/drm/radeon/radeon_trace.h index 9f0e18172b6..0473257d407 100644 --- a/drivers/gpu/drm/radeon/radeon_trace.h +++ b/drivers/gpu/drm/radeon/radeon_trace.h @@ -47,6 +47,39 @@ TRACE_EVENT(radeon_cs, __entry->fences) ); +TRACE_EVENT(radeon_vm_grab_id, + TP_PROTO(unsigned vmid, int ring), + TP_ARGS(vmid, ring), + TP_STRUCT__entry( + __field(u32, vmid) + __field(u32, ring) + ), + + TP_fast_assign( + __entry->vmid = vmid; + __entry->ring = ring; + ), + TP_printk("vmid=%u, ring=%u", __entry->vmid, __entry->ring) +); + +TRACE_EVENT(radeon_vm_bo_update, + TP_PROTO(struct radeon_bo_va *bo_va), + TP_ARGS(bo_va), + TP_STRUCT__entry( + __field(u64, soffset) + __field(u64, eoffset) + __field(u32, flags) + ), + + TP_fast_assign( + __entry->soffset = bo_va->soffset; + __entry->eoffset = bo_va->eoffset; + __entry->flags = bo_va->flags; + ), + TP_printk("soffs=%010llx, eoffs=%010llx, flags=%08x", + __entry->soffset, __entry->eoffset, __entry->flags) +); + TRACE_EVENT(radeon_vm_set_page, TP_PROTO(uint64_t pe, uint64_t addr, unsigned count, uint32_t incr, uint32_t flags), diff --git a/drivers/gpu/drm/radeon/reg_srcs/cayman b/drivers/gpu/drm/radeon/reg_srcs/cayman index a072fa8c46b..d46b58d078a 100644 --- a/drivers/gpu/drm/radeon/reg_srcs/cayman +++ b/drivers/gpu/drm/radeon/reg_srcs/cayman @@ -21,7 +21,7 @@ cayman 0x9400 0x000089AC VGT_COMPUTE_THREAD_GOURP_SIZE 0x000089B0 VGT_HS_OFFCHIP_PARAM 0x00008A14 PA_CL_ENHANCE -0x00008A60 PA_SC_LINE_STIPPLE_VALUE +0x00008A60 PA_SU_LINE_STIPPLE_VALUE 0x00008B10 PA_SC_LINE_STIPPLE_STATE 0x00008BF0 PA_SC_ENHANCE 0x00008D8C SQ_DYN_GPR_CNTL_PS_FLUSH_REQ @@ -532,7 +532,7 @@ cayman 0x9400 0x00028B84 PA_SU_POLY_OFFSET_FRONT_OFFSET 0x00028B88 PA_SU_POLY_OFFSET_BACK_SCALE 0x00028B8C PA_SU_POLY_OFFSET_BACK_OFFSET -0x00028B74 VGT_GS_INSTANCE_CNT +0x00028B90 VGT_GS_INSTANCE_CNT 0x00028BD4 PA_SC_CENTROID_PRIORITY_0 0x00028BD8 PA_SC_CENTROID_PRIORITY_1 0x00028BDC PA_SC_LINE_CNTL diff --git a/drivers/gpu/drm/radeon/reg_srcs/evergreen b/drivers/gpu/drm/radeon/reg_srcs/evergreen index b912a37689b..57745c8761c 100644 --- a/drivers/gpu/drm/radeon/reg_srcs/evergreen +++ b/drivers/gpu/drm/radeon/reg_srcs/evergreen @@ -22,7 +22,7 @@ evergreen 0x9400 0x000089A4 VGT_COMPUTE_START_Z 0x000089AC VGT_COMPUTE_THREAD_GOURP_SIZE 0x00008A14 PA_CL_ENHANCE -0x00008A60 PA_SC_LINE_STIPPLE_VALUE +0x00008A60 PA_SU_LINE_STIPPLE_VALUE 0x00008B10 PA_SC_LINE_STIPPLE_STATE 0x00008BF0 PA_SC_ENHANCE 0x00008D8C SQ_DYN_GPR_CNTL_PS_FLUSH_REQ @@ -545,7 +545,7 @@ evergreen 0x9400 0x00028B84 PA_SU_POLY_OFFSET_FRONT_OFFSET 0x00028B88 PA_SU_POLY_OFFSET_BACK_SCALE 0x00028B8C PA_SU_POLY_OFFSET_BACK_OFFSET -0x00028B74 VGT_GS_INSTANCE_CNT +0x00028B90 VGT_GS_INSTANCE_CNT 0x00028C00 PA_SC_LINE_CNTL 0x00028C08 PA_SU_VTX_CNTL 0x00028C0C PA_CL_GB_VERT_CLIP_ADJ diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 6a64ccaa069..a36736dab5e 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -3882,8 +3882,15 @@ static int si_mc_init(struct radeon_device *rdev) rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); /* size in MB on si */ - rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL; - rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL; + tmp = RREG32(CONFIG_MEMSIZE); + /* some boards may have garbage in the upper 16 bits */ + if (tmp & 0xffff0000) { + DRM_INFO("Probable bad vram size: 0x%08x\n", tmp); + if (tmp & 0xffff) + tmp &= 0xffff; + } + rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL; + rdev->mc.real_vram_size = rdev->mc.mc_vram_size; rdev->mc.visible_vram_size = rdev->mc.aper_size; si_vram_gtt_location(rdev, &rdev->mc); radeon_update_bandwidth_info(rdev); diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 28e17813771..07eba596d45 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -135,11 +135,11 @@ int tegra_drm_submit(struct tegra_drm_context *context, unsigned int num_relocs = args->num_relocs; unsigned int num_waitchks = args->num_waitchks; struct drm_tegra_cmdbuf __user *cmdbufs = - (void * __user)(uintptr_t)args->cmdbufs; + (void __user *)(uintptr_t)args->cmdbufs; struct drm_tegra_reloc __user *relocs = - (void * __user)(uintptr_t)args->relocs; + (void __user *)(uintptr_t)args->relocs; struct drm_tegra_waitchk __user *waitchks = - (void * __user)(uintptr_t)args->waitchks; + (void __user *)(uintptr_t)args->waitchks; struct drm_tegra_syncpt syncpt; struct host1x_job *job; int err; @@ -163,9 +163,10 @@ int tegra_drm_submit(struct tegra_drm_context *context, struct drm_tegra_cmdbuf cmdbuf; struct host1x_bo *bo; - err = copy_from_user(&cmdbuf, cmdbufs, sizeof(cmdbuf)); - if (err) + if (copy_from_user(&cmdbuf, cmdbufs, sizeof(cmdbuf))) { + err = -EFAULT; goto fail; + } bo = host1x_bo_lookup(drm, file, cmdbuf.handle); if (!bo) { @@ -178,10 +179,11 @@ int tegra_drm_submit(struct tegra_drm_context *context, cmdbufs++; } - err = copy_from_user(job->relocarray, relocs, - sizeof(*relocs) * num_relocs); - if (err) + if (copy_from_user(job->relocarray, relocs, + sizeof(*relocs) * num_relocs)) { + err = -EFAULT; goto fail; + } while (num_relocs--) { struct host1x_reloc *reloc = &job->relocarray[num_relocs]; @@ -199,15 +201,17 @@ int tegra_drm_submit(struct tegra_drm_context *context, } } - err = copy_from_user(job->waitchk, waitchks, - sizeof(*waitchks) * num_waitchks); - if (err) + if (copy_from_user(job->waitchk, waitchks, + sizeof(*waitchks) * num_waitchks)) { + err = -EFAULT; goto fail; + } - err = copy_from_user(&syncpt, (void * __user)(uintptr_t)args->syncpts, - sizeof(syncpt)); - if (err) + if (copy_from_user(&syncpt, (void __user *)(uintptr_t)args->syncpts, + sizeof(syncpt))) { + err = -EFAULT; goto fail; + } job->is_addr_reg = context->client->ops->is_addr_reg; job->syncpt_incrs = syncpt.incrs; @@ -573,7 +577,7 @@ static void tegra_debugfs_cleanup(struct drm_minor *minor) } #endif -struct drm_driver tegra_drm_driver = { +static struct drm_driver tegra_drm_driver = { .driver_features = DRIVER_MODESET | DRIVER_GEM, .load = tegra_drm_load, .unload = tegra_drm_unload, diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index fdfe259ed7f..7da0b923131 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -116,7 +116,7 @@ host1x_client_to_dc(struct host1x_client *client) static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc) { - return container_of(crtc, struct tegra_dc, base); + return crtc ? container_of(crtc, struct tegra_dc, base) : NULL; } static inline void tegra_dc_writel(struct tegra_dc *dc, unsigned long value, diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index 490f7719e31..a3835e7de18 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm/tegra/fb.c @@ -247,7 +247,7 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper, info->var.yoffset * fb->pitches[0]; drm->mode_config.fb_base = (resource_size_t)bo->paddr; - info->screen_base = bo->vaddr + offset; + info->screen_base = (void __iomem *)bo->vaddr + offset; info->screen_size = size; info->fix.smem_start = (unsigned long)(bo->paddr + offset); info->fix.smem_len = size; diff --git a/drivers/gpu/drm/tegra/rgb.c b/drivers/gpu/drm/tegra/rgb.c index ba47ca4fb88..3b29018913a 100644 --- a/drivers/gpu/drm/tegra/rgb.c +++ b/drivers/gpu/drm/tegra/rgb.c @@ -14,6 +14,8 @@ struct tegra_rgb { struct tegra_output output; + struct tegra_dc *dc; + struct clk *clk_parent; struct clk *clk; }; @@ -84,18 +86,18 @@ static void tegra_dc_write_regs(struct tegra_dc *dc, static int tegra_output_rgb_enable(struct tegra_output *output) { - struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc); + struct tegra_rgb *rgb = to_rgb(output); - tegra_dc_write_regs(dc, rgb_enable, ARRAY_SIZE(rgb_enable)); + tegra_dc_write_regs(rgb->dc, rgb_enable, ARRAY_SIZE(rgb_enable)); return 0; } static int tegra_output_rgb_disable(struct tegra_output *output) { - struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc); + struct tegra_rgb *rgb = to_rgb(output); - tegra_dc_write_regs(dc, rgb_disable, ARRAY_SIZE(rgb_disable)); + tegra_dc_write_regs(rgb->dc, rgb_disable, ARRAY_SIZE(rgb_disable)); return 0; } @@ -146,6 +148,7 @@ int tegra_dc_rgb_probe(struct tegra_dc *dc) rgb->output.dev = dc->dev; rgb->output.of_node = np; + rgb->dc = dc; err = tegra_output_probe(&rgb->output); if (err < 0) diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 24ffbe99073..8d67b943ac0 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -125,6 +125,12 @@ static int udl_gem_get_pages(struct udl_gem_object *obj, gfp_t gfpmask) static void udl_gem_put_pages(struct udl_gem_object *obj) { + if (obj->base.import_attach) { + drm_free_large(obj->pages); + obj->pages = NULL; + return; + } + drm_gem_put_pages(&obj->base, obj->pages, false, false); obj->pages = NULL; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c index 7776e6f0aef..0489c615248 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c @@ -150,6 +150,8 @@ struct vmw_ttm_tt { bool mapped; }; +const size_t vmw_tt_size = sizeof(struct vmw_ttm_tt); + /** * Helper functions to advance a struct vmw_piter iterator. * diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index db85985c708..20890ad8408 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -615,6 +615,7 @@ extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma); * TTM buffer object driver - vmwgfx_buffer.c */ +extern const size_t vmw_tt_size; extern struct ttm_placement vmw_vram_placement; extern struct ttm_placement vmw_vram_ne_placement; extern struct ttm_placement vmw_vram_sys_placement; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index ecb3d867b42..03f1c203863 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -75,6 +75,7 @@ void vmw_display_unit_cleanup(struct vmw_display_unit *du) vmw_surface_unreference(&du->cursor_surface); if (du->cursor_dmabuf) vmw_dmabuf_unreference(&du->cursor_dmabuf); + drm_sysfs_connector_remove(&du->connector); drm_crtc_cleanup(&du->crtc); drm_encoder_cleanup(&du->encoder); drm_connector_cleanup(&du->connector); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c index 79f7e8e6052..a055a26819c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c @@ -260,6 +260,7 @@ static int vmw_ldu_crtc_set_config(struct drm_mode_set *set) connector->encoder = NULL; encoder->crtc = NULL; crtc->fb = NULL; + crtc->enabled = false; vmw_ldu_del_active(dev_priv, ldu); @@ -285,6 +286,7 @@ static int vmw_ldu_crtc_set_config(struct drm_mode_set *set) crtc->x = set->x; crtc->y = set->y; crtc->mode = *mode; + crtc->enabled = true; vmw_ldu_add_active(dev_priv, ldu, vfb); @@ -369,6 +371,8 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit) encoder->possible_crtcs = (1 << unit); encoder->possible_clones = 0; + (void) drm_sysfs_connector_add(connector); + drm_crtc_init(dev, crtc, &vmw_legacy_crtc_funcs); drm_mode_crtc_set_gamma_size(crtc, 256); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index efe2b74c5eb..9b5ea2ac7dd 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -352,6 +352,38 @@ int vmw_user_lookup_handle(struct vmw_private *dev_priv, /** * Buffer management. */ + +/** + * vmw_dmabuf_acc_size - Calculate the pinned memory usage of buffers + * + * @dev_priv: Pointer to a struct vmw_private identifying the device. + * @size: The requested buffer size. + * @user: Whether this is an ordinary dma buffer or a user dma buffer. + */ +static size_t vmw_dmabuf_acc_size(struct vmw_private *dev_priv, size_t size, + bool user) +{ + static size_t struct_size, user_struct_size; + size_t num_pages = PAGE_ALIGN(size) >> PAGE_SHIFT; + size_t page_array_size = ttm_round_pot(num_pages * sizeof(void *)); + + if (unlikely(struct_size == 0)) { + size_t backend_size = ttm_round_pot(vmw_tt_size); + + struct_size = backend_size + + ttm_round_pot(sizeof(struct vmw_dma_buffer)); + user_struct_size = backend_size + + ttm_round_pot(sizeof(struct vmw_user_dma_buffer)); + } + + if (dev_priv->map_mode == vmw_dma_alloc_coherent) + page_array_size += + ttm_round_pot(num_pages * sizeof(dma_addr_t)); + + return ((user) ? user_struct_size : struct_size) + + page_array_size; +} + void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo) { struct vmw_dma_buffer *vmw_bo = vmw_dma_buffer(bo); @@ -359,6 +391,13 @@ void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo) kfree(vmw_bo); } +static void vmw_user_dmabuf_destroy(struct ttm_buffer_object *bo) +{ + struct vmw_user_dma_buffer *vmw_user_bo = vmw_user_dma_buffer(bo); + + ttm_prime_object_kfree(vmw_user_bo, prime); +} + int vmw_dmabuf_init(struct vmw_private *dev_priv, struct vmw_dma_buffer *vmw_bo, size_t size, struct ttm_placement *placement, @@ -368,28 +407,23 @@ int vmw_dmabuf_init(struct vmw_private *dev_priv, struct ttm_bo_device *bdev = &dev_priv->bdev; size_t acc_size; int ret; + bool user = (bo_free == &vmw_user_dmabuf_destroy); - BUG_ON(!bo_free); + BUG_ON(!bo_free && (!user && (bo_free != vmw_dmabuf_bo_free))); - acc_size = ttm_bo_acc_size(bdev, size, sizeof(struct vmw_dma_buffer)); + acc_size = vmw_dmabuf_acc_size(dev_priv, size, user); memset(vmw_bo, 0, sizeof(*vmw_bo)); INIT_LIST_HEAD(&vmw_bo->res_list); ret = ttm_bo_init(bdev, &vmw_bo->base, size, - ttm_bo_type_device, placement, + (user) ? ttm_bo_type_device : + ttm_bo_type_kernel, placement, 0, interruptible, NULL, acc_size, NULL, bo_free); return ret; } -static void vmw_user_dmabuf_destroy(struct ttm_buffer_object *bo) -{ - struct vmw_user_dma_buffer *vmw_user_bo = vmw_user_dma_buffer(bo); - - ttm_prime_object_kfree(vmw_user_bo, prime); -} - static void vmw_user_dmabuf_release(struct ttm_base_object **p_base) { struct vmw_user_dma_buffer *vmw_user_bo; @@ -781,54 +815,55 @@ err_ref: } +/** + * vmw_dumb_create - Create a dumb kms buffer + * + * @file_priv: Pointer to a struct drm_file identifying the caller. + * @dev: Pointer to the drm device. + * @args: Pointer to a struct drm_mode_create_dumb structure + * + * This is a driver callback for the core drm create_dumb functionality. + * Note that this is very similar to the vmw_dmabuf_alloc ioctl, except + * that the arguments have a different format. + */ int vmw_dumb_create(struct drm_file *file_priv, struct drm_device *dev, struct drm_mode_create_dumb *args) { struct vmw_private *dev_priv = vmw_priv(dev); struct vmw_master *vmaster = vmw_master(file_priv->master); - struct vmw_user_dma_buffer *vmw_user_bo; - struct ttm_buffer_object *tmp; + struct vmw_dma_buffer *dma_buf; int ret; args->pitch = args->width * ((args->bpp + 7) / 8); args->size = args->pitch * args->height; - vmw_user_bo = kzalloc(sizeof(*vmw_user_bo), GFP_KERNEL); - if (vmw_user_bo == NULL) - return -ENOMEM; - ret = ttm_read_lock(&vmaster->lock, true); - if (ret != 0) { - kfree(vmw_user_bo); + if (unlikely(ret != 0)) return ret; - } - ret = vmw_dmabuf_init(dev_priv, &vmw_user_bo->dma, args->size, - &vmw_vram_sys_placement, true, - &vmw_user_dmabuf_destroy); - if (ret != 0) - goto out_no_dmabuf; - - tmp = ttm_bo_reference(&vmw_user_bo->dma.base); - ret = ttm_prime_object_init(vmw_fpriv(file_priv)->tfile, - args->size, - &vmw_user_bo->prime, - false, - ttm_buffer_type, - &vmw_user_dmabuf_release, NULL); + ret = vmw_user_dmabuf_alloc(dev_priv, vmw_fpriv(file_priv)->tfile, + args->size, false, &args->handle, + &dma_buf); if (unlikely(ret != 0)) - goto out_no_base_object; - - args->handle = vmw_user_bo->prime.base.hash.key; + goto out_no_dmabuf; -out_no_base_object: - ttm_bo_unref(&tmp); + vmw_dmabuf_unreference(&dma_buf); out_no_dmabuf: ttm_read_unlock(&vmaster->lock); return ret; } +/** + * vmw_dumb_map_offset - Return the address space offset of a dumb buffer + * + * @file_priv: Pointer to a struct drm_file identifying the caller. + * @dev: Pointer to the drm device. + * @handle: Handle identifying the dumb buffer. + * @offset: The address space offset returned. + * + * This is a driver callback for the core drm dumb_map_offset functionality. + */ int vmw_dumb_map_offset(struct drm_file *file_priv, struct drm_device *dev, uint32_t handle, uint64_t *offset) @@ -846,6 +881,15 @@ int vmw_dumb_map_offset(struct drm_file *file_priv, return 0; } +/** + * vmw_dumb_destroy - Destroy a dumb boffer + * + * @file_priv: Pointer to a struct drm_file identifying the caller. + * @dev: Pointer to the drm device. + * @handle: Handle identifying the dumb buffer. + * + * This is a driver callback for the core drm dumb_destroy functionality. + */ int vmw_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev, uint32_t handle) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c index 26387c3d5a2..22406c8651e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c @@ -310,6 +310,7 @@ static int vmw_sou_crtc_set_config(struct drm_mode_set *set) crtc->fb = NULL; crtc->x = 0; crtc->y = 0; + crtc->enabled = false; vmw_sou_del_active(dev_priv, sou); @@ -370,6 +371,7 @@ static int vmw_sou_crtc_set_config(struct drm_mode_set *set) crtc->fb = NULL; crtc->x = 0; crtc->y = 0; + crtc->enabled = false; return ret; } @@ -382,6 +384,7 @@ static int vmw_sou_crtc_set_config(struct drm_mode_set *set) crtc->fb = fb; crtc->x = set->x; crtc->y = set->y; + crtc->enabled = true; return 0; } @@ -464,6 +467,8 @@ static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit) encoder->possible_crtcs = (1 << unit); encoder->possible_clones = 0; + (void) drm_sysfs_connector_add(connector); + drm_crtc_init(dev, crtc, &vmw_screen_object_crtc_funcs); drm_mode_crtc_set_gamma_size(crtc, 256); diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c index 509383f8be0..6a929591aa7 100644 --- a/drivers/gpu/host1x/bus.c +++ b/drivers/gpu/host1x/bus.c @@ -19,6 +19,7 @@ #include <linux/of.h> #include <linux/slab.h> +#include "bus.h" #include "dev.h" static DEFINE_MUTEX(clients_lock); @@ -257,7 +258,7 @@ static int host1x_unregister_client(struct host1x *host1x, return -ENODEV; } -struct bus_type host1x_bus_type = { +static struct bus_type host1x_bus_type = { .name = "host1x", }; @@ -301,7 +302,7 @@ static int host1x_device_add(struct host1x *host1x, device->dev.coherent_dma_mask = host1x->dev->coherent_dma_mask; device->dev.dma_mask = &device->dev.coherent_dma_mask; device->dev.release = host1x_device_release; - dev_set_name(&device->dev, driver->name); + dev_set_name(&device->dev, "%s", driver->name); device->dev.bus = &host1x_bus_type; device->dev.parent = host1x->dev; diff --git a/drivers/gpu/host1x/hw/cdma_hw.c b/drivers/gpu/host1x/hw/cdma_hw.c index 37e2a63241a..6b09b71940c 100644 --- a/drivers/gpu/host1x/hw/cdma_hw.c +++ b/drivers/gpu/host1x/hw/cdma_hw.c @@ -54,8 +54,8 @@ static void cdma_timeout_cpu_incr(struct host1x_cdma *cdma, u32 getptr, u32 *p = (u32 *)((u32)pb->mapped + getptr); *(p++) = HOST1X_OPCODE_NOP; *(p++) = HOST1X_OPCODE_NOP; - dev_dbg(host1x->dev, "%s: NOP at 0x%x\n", __func__, - pb->phys + getptr); + dev_dbg(host1x->dev, "%s: NOP at %#llx\n", __func__, + (u64)pb->phys + getptr); getptr = (getptr + 8) & (pb->size_bytes - 1); } wmb(); diff --git a/drivers/gpu/host1x/hw/debug_hw.c b/drivers/gpu/host1x/hw/debug_hw.c index 640c75ca5a8..f72c873eff8 100644 --- a/drivers/gpu/host1x/hw/debug_hw.c +++ b/drivers/gpu/host1x/hw/debug_hw.c @@ -163,8 +163,8 @@ static void show_channel_gathers(struct output *o, struct host1x_cdma *cdma) continue; } - host1x_debug_output(o, " GATHER at %08x+%04x, %d words\n", - g->base, g->offset, g->words); + host1x_debug_output(o, " GATHER at %#llx+%04x, %d words\n", + (u64)g->base, g->offset, g->words); show_gather(o, g->base + g->offset, g->words, cdma, g->base, mapped); diff --git a/drivers/hid/hid-kye.c b/drivers/hid/hid-kye.c index ecb5ca669e9..e7769636759 100644 --- a/drivers/hid/hid-kye.c +++ b/drivers/hid/hid-kye.c @@ -341,6 +341,7 @@ static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc, case USB_DEVICE_ID_GENIUS_GX_IMPERATOR: rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 83, "Genius Gx Imperator Keyboard"); + break; case USB_DEVICE_ID_GENIUS_MANTICORE: rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104, "Genius Manticore Keyboard"); diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c index a184e1921c1..8fab82829f8 100644 --- a/drivers/hid/hid-sensor-hub.c +++ b/drivers/hid/hid-sensor-hub.c @@ -112,13 +112,15 @@ static int sensor_hub_get_physical_device_count( static void sensor_hub_fill_attr_info( struct hid_sensor_hub_attribute_info *info, - s32 index, s32 report_id, s32 units, s32 unit_expo, s32 size) + s32 index, s32 report_id, struct hid_field *field) { info->index = index; info->report_id = report_id; - info->units = units; - info->unit_expo = unit_expo; - info->size = size/8; + info->units = field->unit; + info->unit_expo = field->unit_exponent; + info->size = (field->report_size * field->report_count)/8; + info->logical_minimum = field->logical_minimum; + info->logical_maximum = field->logical_maximum; } static struct hid_sensor_hub_callbacks *sensor_hub_get_callback( @@ -325,9 +327,7 @@ int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev, if (field->physical == usage_id && field->logical == attr_usage_id) { sensor_hub_fill_attr_info(info, i, report->id, - field->unit, field->unit_exponent, - field->report_size * - field->report_count); + field); ret = 0; } else { for (j = 0; j < field->maxusage; ++j) { @@ -336,11 +336,7 @@ int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev, field->usage[j].collection_index == collection_index) { sensor_hub_fill_attr_info(info, - i, report->id, - field->unit, - field->unit_exponent, - field->report_size * - field->report_count); + i, report->id, field); ret = 0; break; } @@ -573,6 +569,8 @@ static int sensor_hub_probe(struct hid_device *hdev, goto err_free_names; } sd->hid_sensor_hub_client_devs[ + sd->hid_sensor_client_cnt].id = PLATFORM_DEVID_AUTO; + sd->hid_sensor_hub_client_devs[ sd->hid_sensor_client_cnt].name = name; sd->hid_sensor_hub_client_devs[ sd->hid_sensor_client_cnt].platform_data = diff --git a/drivers/hwmon/hih6130.c b/drivers/hwmon/hih6130.c index 2dc37c7c694..7d68a08baaa 100644 --- a/drivers/hwmon/hih6130.c +++ b/drivers/hwmon/hih6130.c @@ -43,6 +43,7 @@ * @last_update: time of last update (jiffies) * @temperature: cached temperature measurement value * @humidity: cached humidity measurement value + * @write_length: length for I2C measurement request */ struct hih6130 { struct device *hwmon_dev; @@ -51,6 +52,7 @@ struct hih6130 { unsigned long last_update; int temperature; int humidity; + size_t write_length; }; /** @@ -121,8 +123,15 @@ static int hih6130_update_measurements(struct i2c_client *client) */ if (time_after(jiffies, hih6130->last_update + HZ) || !hih6130->valid) { - /* write to slave address, no data, to request a measurement */ - ret = i2c_master_send(client, tmp, 0); + /* + * Write to slave address to request a measurement. + * According with the datasheet it should be with no data, but + * for systems with I2C bus drivers that do not allow zero + * length packets we write one dummy byte to allow sensor + * measurements on them. + */ + tmp[0] = 0; + ret = i2c_master_send(client, tmp, hih6130->write_length); if (ret < 0) goto out; @@ -252,6 +261,9 @@ static int hih6130_probe(struct i2c_client *client, goto fail_remove_sysfs; } + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_QUICK)) + hih6130->write_length = 1; + return 0; fail_remove_sysfs: diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c index 6cf6bff7900..a2f3b4a365e 100644 --- a/drivers/hwmon/lm78.c +++ b/drivers/hwmon/lm78.c @@ -94,6 +94,8 @@ static inline u8 FAN_TO_REG(long rpm, int div) { if (rpm <= 0) return 255; + if (rpm > 1350000) + return 1; return clamp_val((1350000 + rpm * div / 2) / (rpm * div), 1, 254); } diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index 4c4c1421bf2..8b8f3aa4972 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -1610,12 +1610,14 @@ static int lm90_probe(struct i2c_client *client, "lm90", client); if (err < 0) { dev_err(dev, "cannot request IRQ %d\n", client->irq); - goto exit_remove_files; + goto exit_unregister; } } return 0; +exit_unregister: + hwmon_device_unregister(data->hwmon_dev); exit_remove_files: lm90_remove_files(client, data); exit_restore: diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c index 1404e6319de..72a889702f0 100644 --- a/drivers/hwmon/sis5595.c +++ b/drivers/hwmon/sis5595.c @@ -141,6 +141,8 @@ static inline u8 FAN_TO_REG(long rpm, int div) { if (rpm <= 0) return 255; + if (rpm > 1350000) + return 1; return clamp_val((1350000 + rpm * div / 2) / (rpm * div), 1, 254); } diff --git a/drivers/hwmon/vt8231.c b/drivers/hwmon/vt8231.c index 0e7017841f7..aee14e2192f 100644 --- a/drivers/hwmon/vt8231.c +++ b/drivers/hwmon/vt8231.c @@ -145,7 +145,7 @@ static const u8 regtempmin[] = { 0x3a, 0x3e, 0x2c, 0x2e, 0x30, 0x32 }; */ static inline u8 FAN_TO_REG(long rpm, int div) { - if (rpm == 0) + if (rpm <= 0 || rpm > 1310720) return 0; return clamp_val(1310720 / (rpm * div), 1, 255); } diff --git a/drivers/hwmon/w83l786ng.c b/drivers/hwmon/w83l786ng.c index edb06cda5a6..6ed76ceb927 100644 --- a/drivers/hwmon/w83l786ng.c +++ b/drivers/hwmon/w83l786ng.c @@ -481,9 +481,11 @@ store_pwm(struct device *dev, struct device_attribute *attr, if (err) return err; val = clamp_val(val, 0, 255); + val = DIV_ROUND_CLOSEST(val, 0x11); mutex_lock(&data->update_lock); - data->pwm[nr] = val; + data->pwm[nr] = val * 0x11; + val |= w83l786ng_read_value(client, W83L786NG_REG_PWM[nr]) & 0xf0; w83l786ng_write_value(client, W83L786NG_REG_PWM[nr], val); mutex_unlock(&data->update_lock); return count; @@ -510,7 +512,7 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr, mutex_lock(&data->update_lock); reg = w83l786ng_read_value(client, W83L786NG_REG_FAN_CFG); data->pwm_enable[nr] = val; - reg &= ~(0x02 << W83L786NG_PWM_ENABLE_SHIFT[nr]); + reg &= ~(0x03 << W83L786NG_PWM_ENABLE_SHIFT[nr]); reg |= (val - 1) << W83L786NG_PWM_ENABLE_SHIFT[nr]; w83l786ng_write_value(client, W83L786NG_REG_FAN_CFG, reg); mutex_unlock(&data->update_lock); @@ -776,9 +778,10 @@ static struct w83l786ng_data *w83l786ng_update_device(struct device *dev) ((pwmcfg >> W83L786NG_PWM_MODE_SHIFT[i]) & 1) ? 0 : 1; data->pwm_enable[i] = - ((pwmcfg >> W83L786NG_PWM_ENABLE_SHIFT[i]) & 2) + 1; - data->pwm[i] = w83l786ng_read_value(client, - W83L786NG_REG_PWM[i]); + ((pwmcfg >> W83L786NG_PWM_ENABLE_SHIFT[i]) & 3) + 1; + data->pwm[i] = + (w83l786ng_read_value(client, W83L786NG_REG_PWM[i]) + & 0x0f) * 0x11; } diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index 1d7efa3169c..d0cfbb4cb96 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -312,7 +312,9 @@ static int i2c_imx_start(struct imx_i2c_struct *i2c_imx) dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__); - clk_prepare_enable(i2c_imx->clk); + result = clk_prepare_enable(i2c_imx->clk); + if (result) + return result; imx_i2c_write_reg(i2c_imx->ifdr, i2c_imx, IMX_I2C_IFDR); /* Enable I2C controller */ imx_i2c_write_reg(i2c_imx->hwdata->i2sr_clr_opcode, i2c_imx, IMX_I2C_I2SR); diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c index 797e3117bef..2d0847b6be6 100644 --- a/drivers/i2c/i2c-mux.c +++ b/drivers/i2c/i2c-mux.c @@ -139,6 +139,8 @@ struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent, priv->adap.algo = &priv->algo; priv->adap.algo_data = priv; priv->adap.dev.parent = &parent->dev; + priv->adap.retries = parent->retries; + priv->adap.timeout = parent->timeout; /* Sanity check on class */ if (i2c_mux_parent_classes(parent) & class) diff --git a/drivers/iio/common/hid-sensors/Kconfig b/drivers/iio/common/hid-sensors/Kconfig index 1178121b55b..39188b72cd3 100644 --- a/drivers/iio/common/hid-sensors/Kconfig +++ b/drivers/iio/common/hid-sensors/Kconfig @@ -25,13 +25,4 @@ config HID_SENSOR_IIO_TRIGGER If this driver is compiled as a module, it will be named hid-sensor-trigger. -config HID_SENSOR_ENUM_BASE_QUIRKS - bool "ENUM base quirks for HID Sensor IIO drivers" - depends on HID_SENSOR_IIO_COMMON - help - Say yes here to build support for sensor hub FW using - enumeration, which is using 1 as base instead of 0. - Since logical minimum is still set 0 instead of 1, - there is no easy way to differentiate. - endmenu diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c index bbd6426c972..7dcf83998e6 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c @@ -33,24 +33,34 @@ static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, { struct hid_sensor_common *st = iio_trigger_get_drvdata(trig); int state_val; + int report_val; if (state) { if (sensor_hub_device_open(st->hsdev)) return -EIO; - } else + state_val = + HID_USAGE_SENSOR_PROP_POWER_STATE_D0_FULL_POWER_ENUM; + report_val = + HID_USAGE_SENSOR_PROP_REPORTING_STATE_ALL_EVENTS_ENUM; + + } else { sensor_hub_device_close(st->hsdev); + state_val = + HID_USAGE_SENSOR_PROP_POWER_STATE_D4_POWER_OFF_ENUM; + report_val = + HID_USAGE_SENSOR_PROP_REPORTING_STATE_NO_EVENTS_ENUM; + } - state_val = state ? 1 : 0; - if (IS_ENABLED(CONFIG_HID_SENSOR_ENUM_BASE_QUIRKS)) - ++state_val; st->data_ready = state; + state_val += st->power_state.logical_minimum; + report_val += st->report_state.logical_minimum; sensor_hub_set_feature(st->hsdev, st->power_state.report_id, st->power_state.index, (s32)state_val); sensor_hub_set_feature(st->hsdev, st->report_state.report_id, st->report_state.index, - (s32)state_val); + (s32)report_val); return 0; } diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig index b0d65df3ede..a022f27c669 100644 --- a/drivers/iio/light/Kconfig +++ b/drivers/iio/light/Kconfig @@ -43,6 +43,7 @@ config GP2AP020A00F depends on I2C select IIO_BUFFER select IIO_TRIGGERED_BUFFER + select IRQ_WORK help Say Y here if you have a Sharp GP2AP020A00F proximity/ALS combo-chip hooked to an I2C bus. diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c index dbd2047f164..3ed23513d88 100644 --- a/drivers/input/keyboard/adp5588-keys.c +++ b/drivers/input/keyboard/adp5588-keys.c @@ -536,7 +536,8 @@ static int adp5588_probe(struct i2c_client *client, __set_bit(EV_REP, input->evbit); for (i = 0; i < input->keycodemax; i++) - __set_bit(kpad->keycode[i] & KEY_MAX, input->keybit); + if (kpad->keycode[i] <= KEY_MAX) + __set_bit(kpad->keycode[i], input->keybit); __clear_bit(KEY_RESERVED, input->keybit); if (kpad->gpimapsize) diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c index 67d12b3427c..60dafd4fa69 100644 --- a/drivers/input/keyboard/adp5589-keys.c +++ b/drivers/input/keyboard/adp5589-keys.c @@ -992,7 +992,8 @@ static int adp5589_probe(struct i2c_client *client, __set_bit(EV_REP, input->evbit); for (i = 0; i < input->keycodemax; i++) - __set_bit(kpad->keycode[i] & KEY_MAX, input->keybit); + if (kpad->keycode[i] <= KEY_MAX) + __set_bit(kpad->keycode[i], input->keybit); __clear_bit(KEY_RESERVED, input->keybit); if (kpad->gpimapsize) diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c index fc88fb48d70..09b91d09308 100644 --- a/drivers/input/keyboard/bf54x-keys.c +++ b/drivers/input/keyboard/bf54x-keys.c @@ -289,7 +289,8 @@ static int bfin_kpad_probe(struct platform_device *pdev) __set_bit(EV_REP, input->evbit); for (i = 0; i < input->keycodemax; i++) - __set_bit(bf54x_kpad->keycode[i] & KEY_MAX, input->keybit); + if (bf54x_kpad->keycode[i] <= KEY_MAX) + __set_bit(bf54x_kpad->keycode[i], input->keybit); __clear_bit(KEY_RESERVED, input->keybit); error = input_register_device(input); diff --git a/drivers/input/misc/adxl34x.c b/drivers/input/misc/adxl34x.c index 0735de3a646..1cb1da29441 100644 --- a/drivers/input/misc/adxl34x.c +++ b/drivers/input/misc/adxl34x.c @@ -158,7 +158,7 @@ /* ORIENT ADXL346 only */ #define ADXL346_2D_VALID (1 << 6) -#define ADXL346_2D_ORIENT(x) (((x) & 0x3) >> 4) +#define ADXL346_2D_ORIENT(x) (((x) & 0x30) >> 4) #define ADXL346_3D_VALID (1 << 3) #define ADXL346_3D_ORIENT(x) ((x) & 0x7) #define ADXL346_2D_PORTRAIT_POS 0 /* +X */ diff --git a/drivers/input/misc/pcf8574_keypad.c b/drivers/input/misc/pcf8574_keypad.c index e37392976fd..0deca5a3c87 100644 --- a/drivers/input/misc/pcf8574_keypad.c +++ b/drivers/input/misc/pcf8574_keypad.c @@ -113,9 +113,12 @@ static int pcf8574_kp_probe(struct i2c_client *client, const struct i2c_device_i idev->keycodemax = ARRAY_SIZE(lp->btncode); for (i = 0; i < ARRAY_SIZE(pcf8574_kp_btncode); i++) { - lp->btncode[i] = pcf8574_kp_btncode[i]; - __set_bit(lp->btncode[i] & KEY_MAX, idev->keybit); + if (lp->btncode[i] <= KEY_MAX) { + lp->btncode[i] = pcf8574_kp_btncode[i]; + __set_bit(lp->btncode[i], idev->keybit); + } } + __clear_bit(KEY_RESERVED, idev->keybit); sprintf(lp->name, DRV_NAME); sprintf(lp->phys, "kp_data/input0"); diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index ca7a26f1dce..5cf62e31521 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -70,6 +70,25 @@ static const struct alps_nibble_commands alps_v4_nibble_commands[] = { { PSMOUSE_CMD_SETSCALE11, 0x00 }, /* f */ }; +static const struct alps_nibble_commands alps_v6_nibble_commands[] = { + { PSMOUSE_CMD_ENABLE, 0x00 }, /* 0 */ + { PSMOUSE_CMD_SETRATE, 0x0a }, /* 1 */ + { PSMOUSE_CMD_SETRATE, 0x14 }, /* 2 */ + { PSMOUSE_CMD_SETRATE, 0x28 }, /* 3 */ + { PSMOUSE_CMD_SETRATE, 0x3c }, /* 4 */ + { PSMOUSE_CMD_SETRATE, 0x50 }, /* 5 */ + { PSMOUSE_CMD_SETRATE, 0x64 }, /* 6 */ + { PSMOUSE_CMD_SETRATE, 0xc8 }, /* 7 */ + { PSMOUSE_CMD_GETID, 0x00 }, /* 8 */ + { PSMOUSE_CMD_GETINFO, 0x00 }, /* 9 */ + { PSMOUSE_CMD_SETRES, 0x00 }, /* a */ + { PSMOUSE_CMD_SETRES, 0x01 }, /* b */ + { PSMOUSE_CMD_SETRES, 0x02 }, /* c */ + { PSMOUSE_CMD_SETRES, 0x03 }, /* d */ + { PSMOUSE_CMD_SETSCALE21, 0x00 }, /* e */ + { PSMOUSE_CMD_SETSCALE11, 0x00 }, /* f */ +}; + #define ALPS_DUALPOINT 0x02 /* touchpad has trackstick */ #define ALPS_PASS 0x04 /* device has a pass-through port */ @@ -103,6 +122,7 @@ static const struct alps_model_info alps_model_data[] = { /* Dell Latitude E5500, E6400, E6500, Precision M4400 */ { { 0x62, 0x02, 0x14 }, 0x00, ALPS_PROTO_V2, 0xcf, 0xcf, ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, + { { 0x73, 0x00, 0x14 }, 0x00, ALPS_PROTO_V6, 0xff, 0xff, ALPS_DUALPOINT }, /* Dell XT2 */ { { 0x73, 0x02, 0x50 }, 0x00, ALPS_PROTO_V2, 0xcf, 0xcf, ALPS_FOUR_BUTTONS }, /* Dell Vostro 1400 */ { { 0x52, 0x01, 0x14 }, 0x00, ALPS_PROTO_V2, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, /* Toshiba Tecra A11-11L */ @@ -645,6 +665,76 @@ static void alps_process_packet_v3(struct psmouse *psmouse) alps_process_touchpad_packet_v3(psmouse); } +static void alps_process_packet_v6(struct psmouse *psmouse) +{ + struct alps_data *priv = psmouse->private; + unsigned char *packet = psmouse->packet; + struct input_dev *dev = psmouse->dev; + struct input_dev *dev2 = priv->dev2; + int x, y, z, left, right, middle; + + /* + * We can use Byte5 to distinguish if the packet is from Touchpad + * or Trackpoint. + * Touchpad: 0 - 0x7E + * Trackpoint: 0x7F + */ + if (packet[5] == 0x7F) { + /* It should be a DualPoint when received Trackpoint packet */ + if (!(priv->flags & ALPS_DUALPOINT)) + return; + + /* Trackpoint packet */ + x = packet[1] | ((packet[3] & 0x20) << 2); + y = packet[2] | ((packet[3] & 0x40) << 1); + z = packet[4]; + left = packet[3] & 0x01; + right = packet[3] & 0x02; + middle = packet[3] & 0x04; + + /* To prevent the cursor jump when finger lifted */ + if (x == 0x7F && y == 0x7F && z == 0x7F) + x = y = z = 0; + + /* Divide 4 since trackpoint's speed is too fast */ + input_report_rel(dev2, REL_X, (char)x / 4); + input_report_rel(dev2, REL_Y, -((char)y / 4)); + + input_report_key(dev2, BTN_LEFT, left); + input_report_key(dev2, BTN_RIGHT, right); + input_report_key(dev2, BTN_MIDDLE, middle); + + input_sync(dev2); + return; + } + + /* Touchpad packet */ + x = packet[1] | ((packet[3] & 0x78) << 4); + y = packet[2] | ((packet[4] & 0x78) << 4); + z = packet[5]; + left = packet[3] & 0x01; + right = packet[3] & 0x02; + + if (z > 30) + input_report_key(dev, BTN_TOUCH, 1); + if (z < 25) + input_report_key(dev, BTN_TOUCH, 0); + + if (z > 0) { + input_report_abs(dev, ABS_X, x); + input_report_abs(dev, ABS_Y, y); + } + + input_report_abs(dev, ABS_PRESSURE, z); + input_report_key(dev, BTN_TOOL_FINGER, z > 0); + + /* v6 touchpad does not have middle button */ + input_report_key(dev, BTN_LEFT, left); + input_report_key(dev, BTN_RIGHT, right); + + input_sync(dev); +} + static void alps_process_packet_v4(struct psmouse *psmouse) { struct alps_data *priv = psmouse->private; @@ -897,7 +987,7 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse) } /* Bytes 2 - pktsize should have 0 in the highest bit */ - if (priv->proto_version != ALPS_PROTO_V5 && + if ((priv->proto_version < ALPS_PROTO_V5) && psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) { psmouse_dbg(psmouse, "refusing packet[%i] = %x\n", @@ -1085,6 +1175,80 @@ static int alps_absolute_mode_v1_v2(struct psmouse *psmouse) return ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETPOLL); } +static int alps_monitor_mode_send_word(struct psmouse *psmouse, u16 word) +{ + int i, nibble; + + /* + * b0-b11 are valid bits, send sequence is inverse. + * e.g. when word = 0x0123, nibble send sequence is 3, 2, 1 + */ + for (i = 0; i <= 8; i += 4) { + nibble = (word >> i) & 0xf; + if (alps_command_mode_send_nibble(psmouse, nibble)) + return -1; + } + + return 0; +} + +static int alps_monitor_mode_write_reg(struct psmouse *psmouse, + u16 addr, u16 value) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + + /* 0x0A0 is the command to write the word */ + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE) || + alps_monitor_mode_send_word(psmouse, 0x0A0) || + alps_monitor_mode_send_word(psmouse, addr) || + alps_monitor_mode_send_word(psmouse, value) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE)) + return -1; + + return 0; +} + +static int alps_monitor_mode(struct psmouse *psmouse, bool enable) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + + if (enable) { + /* EC E9 F5 F5 E7 E6 E7 E9 to enter monitor mode */ + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_RESET_WRAP) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_GETINFO) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_GETINFO)) + return -1; + } else { + /* EC to exit monitor mode */ + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_RESET_WRAP)) + return -1; + } + + return 0; +} + +static int alps_absolute_mode_v6(struct psmouse *psmouse) +{ + u16 reg_val = 0x181; + int ret = -1; + + /* enter monitor mode, to write the register */ + if (alps_monitor_mode(psmouse, true)) + return -1; + + ret = alps_monitor_mode_write_reg(psmouse, 0x000, reg_val); + + if (alps_monitor_mode(psmouse, false)) + ret = -1; + + return ret; +} + static int alps_get_status(struct psmouse *psmouse, char *param) { /* Get status: 0xF5 0xF5 0xF5 0xE9 */ @@ -1189,6 +1353,32 @@ static int alps_hw_init_v1_v2(struct psmouse *psmouse) return 0; } +static int alps_hw_init_v6(struct psmouse *psmouse) +{ + unsigned char param[2] = {0xC8, 0x14}; + + /* Enter passthrough mode to let trackpoint enter 6byte raw mode */ + if (alps_passthrough_mode_v2(psmouse, true)) + return -1; + + if (ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || + ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || + ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || + ps2_command(&psmouse->ps2dev, ¶m[0], PSMOUSE_CMD_SETRATE) || + ps2_command(&psmouse->ps2dev, ¶m[1], PSMOUSE_CMD_SETRATE)) + return -1; + + if (alps_passthrough_mode_v2(psmouse, false)) + return -1; + + if (alps_absolute_mode_v6(psmouse)) { + psmouse_err(psmouse, "Failed to enable absolute mode\n"); + return -1; + } + + return 0; +} + /* * Enable or disable passthrough mode to the trackstick. */ @@ -1553,6 +1743,8 @@ static void alps_set_defaults(struct alps_data *priv) priv->hw_init = alps_hw_init_v1_v2; priv->process_packet = alps_process_packet_v1_v2; priv->set_abs_params = alps_set_abs_params_st; + priv->x_max = 1023; + priv->y_max = 767; break; case ALPS_PROTO_V3: priv->hw_init = alps_hw_init_v3; @@ -1584,6 +1776,14 @@ static void alps_set_defaults(struct alps_data *priv) priv->x_bits = 23; priv->y_bits = 12; break; + case ALPS_PROTO_V6: + priv->hw_init = alps_hw_init_v6; + priv->process_packet = alps_process_packet_v6; + priv->set_abs_params = alps_set_abs_params_st; + priv->nibble_commands = alps_v6_nibble_commands; + priv->x_max = 2047; + priv->y_max = 1535; + break; } } @@ -1705,8 +1905,8 @@ static void alps_disconnect(struct psmouse *psmouse) static void alps_set_abs_params_st(struct alps_data *priv, struct input_dev *dev1) { - input_set_abs_params(dev1, ABS_X, 0, 1023, 0, 0); - input_set_abs_params(dev1, ABS_Y, 0, 767, 0, 0); + input_set_abs_params(dev1, ABS_X, 0, priv->x_max, 0, 0); + input_set_abs_params(dev1, ABS_Y, 0, priv->y_max, 0, 0); } static void alps_set_abs_params_mt(struct alps_data *priv, diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h index eee59853b9c..704f0f92430 100644 --- a/drivers/input/mouse/alps.h +++ b/drivers/input/mouse/alps.h @@ -17,6 +17,7 @@ #define ALPS_PROTO_V3 3 #define ALPS_PROTO_V4 4 #define ALPS_PROTO_V5 5 +#define ALPS_PROTO_V6 6 /** * struct alps_model_info - touchpad ID table diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 8551dcaf24d..597e9b8fc18 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -1313,6 +1313,7 @@ static int elantech_set_properties(struct elantech_data *etd) break; case 6: case 7: + case 8: etd->hw_version = 4; break; default: diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index 98707fb2cb5..8f4c4ab04bc 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -455,16 +455,26 @@ static DEVICE_ATTR_RO(type); static DEVICE_ATTR_RO(proto); static DEVICE_ATTR_RO(id); static DEVICE_ATTR_RO(extra); -static DEVICE_ATTR_RO(modalias); -static DEVICE_ATTR_WO(drvctl); -static DEVICE_ATTR(description, S_IRUGO, serio_show_description, NULL); -static DEVICE_ATTR(bind_mode, S_IWUSR | S_IRUGO, serio_show_bind_mode, serio_set_bind_mode); static struct attribute *serio_device_id_attrs[] = { &dev_attr_type.attr, &dev_attr_proto.attr, &dev_attr_id.attr, &dev_attr_extra.attr, + NULL +}; + +static struct attribute_group serio_id_attr_group = { + .name = "id", + .attrs = serio_device_id_attrs, +}; + +static DEVICE_ATTR_RO(modalias); +static DEVICE_ATTR_WO(drvctl); +static DEVICE_ATTR(description, S_IRUGO, serio_show_description, NULL); +static DEVICE_ATTR(bind_mode, S_IWUSR | S_IRUGO, serio_show_bind_mode, serio_set_bind_mode); + +static struct attribute *serio_device_attrs[] = { &dev_attr_modalias.attr, &dev_attr_description.attr, &dev_attr_drvctl.attr, @@ -472,13 +482,13 @@ static struct attribute *serio_device_id_attrs[] = { NULL }; -static struct attribute_group serio_id_attr_group = { - .name = "id", - .attrs = serio_device_id_attrs, +static struct attribute_group serio_device_attr_group = { + .attrs = serio_device_attrs, }; static const struct attribute_group *serio_device_attr_groups[] = { &serio_id_attr_group, + &serio_device_attr_group, NULL }; diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c index cfd1b7e8c00..f1cb05148b4 100644 --- a/drivers/input/touchscreen/sur40.c +++ b/drivers/input/touchscreen/sur40.c @@ -251,7 +251,7 @@ static void sur40_poll(struct input_polled_dev *polldev) struct sur40_state *sur40 = polldev->private; struct input_dev *input = polldev->input; int result, bulk_read, need_blobs, packet_blobs, i; - u32 packet_id; + u32 uninitialized_var(packet_id); struct sur40_header *header = &sur40->bulk_in_buffer->header; struct sur40_blob *inblob = &sur40->bulk_in_buffer->blobs[0]; @@ -286,7 +286,7 @@ static void sur40_poll(struct input_polled_dev *polldev) if (need_blobs == -1) { need_blobs = le16_to_cpu(header->count); dev_dbg(sur40->dev, "need %d blobs\n", need_blobs); - packet_id = header->packet_id; + packet_id = le32_to_cpu(header->packet_id); } /* diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c index ae4b6b90362..5f87bed0546 100644 --- a/drivers/input/touchscreen/usbtouchscreen.c +++ b/drivers/input/touchscreen/usbtouchscreen.c @@ -106,6 +106,7 @@ struct usbtouch_device_info { struct usbtouch_usb { unsigned char *data; dma_addr_t data_dma; + int data_size; unsigned char *buffer; int buf_len; struct urb *irq; @@ -1521,7 +1522,7 @@ static int usbtouch_reset_resume(struct usb_interface *intf) static void usbtouch_free_buffers(struct usb_device *udev, struct usbtouch_usb *usbtouch) { - usb_free_coherent(udev, usbtouch->type->rept_size, + usb_free_coherent(udev, usbtouch->data_size, usbtouch->data, usbtouch->data_dma); kfree(usbtouch->buffer); } @@ -1566,7 +1567,20 @@ static int usbtouch_probe(struct usb_interface *intf, if (!type->process_pkt) type->process_pkt = usbtouch_process_pkt; - usbtouch->data = usb_alloc_coherent(udev, type->rept_size, + usbtouch->data_size = type->rept_size; + if (type->get_pkt_len) { + /* + * When dealing with variable-length packets we should + * not request more than wMaxPacketSize bytes at once + * as we do not know if there is more data coming or + * we filled exactly wMaxPacketSize bytes and there is + * nothing else. + */ + usbtouch->data_size = min(usbtouch->data_size, + usb_endpoint_maxp(endpoint)); + } + + usbtouch->data = usb_alloc_coherent(udev, usbtouch->data_size, GFP_KERNEL, &usbtouch->data_dma); if (!usbtouch->data) goto out_free; @@ -1626,12 +1640,12 @@ static int usbtouch_probe(struct usb_interface *intf, if (usb_endpoint_type(endpoint) == USB_ENDPOINT_XFER_INT) usb_fill_int_urb(usbtouch->irq, udev, usb_rcvintpipe(udev, endpoint->bEndpointAddress), - usbtouch->data, type->rept_size, + usbtouch->data, usbtouch->data_size, usbtouch_irq, usbtouch, endpoint->bInterval); else usb_fill_bulk_urb(usbtouch->irq, udev, usb_rcvbulkpipe(udev, endpoint->bEndpointAddress), - usbtouch->data, type->rept_size, + usbtouch->data, usbtouch->data_size, usbtouch_irq, usbtouch); usbtouch->irq->dev = udev; diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 1abfb5684ab..e46a88700b6 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -392,7 +392,7 @@ struct arm_smmu_domain { struct arm_smmu_cfg root_cfg; phys_addr_t output_mask; - spinlock_t lock; + struct mutex lock; }; static DEFINE_SPINLOCK(arm_smmu_devices_lock); @@ -900,7 +900,7 @@ static int arm_smmu_domain_init(struct iommu_domain *domain) goto out_free_domain; smmu_domain->root_cfg.pgd = pgd; - spin_lock_init(&smmu_domain->lock); + mutex_init(&smmu_domain->lock); domain->priv = smmu_domain; return 0; @@ -1137,7 +1137,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev) * Sanity check the domain. We don't currently support domains * that cross between different SMMU chains. */ - spin_lock(&smmu_domain->lock); + mutex_lock(&smmu_domain->lock); if (!smmu_domain->leaf_smmu) { /* Now that we have a master, we can finalise the domain */ ret = arm_smmu_init_domain_context(domain, dev); @@ -1152,7 +1152,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev) dev_name(device_smmu->dev)); goto err_unlock; } - spin_unlock(&smmu_domain->lock); + mutex_unlock(&smmu_domain->lock); /* Looks ok, so add the device to the domain */ master = find_smmu_master(smmu_domain->leaf_smmu, dev->of_node); @@ -1162,7 +1162,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev) return arm_smmu_domain_add_master(smmu_domain, master); err_unlock: - spin_unlock(&smmu_domain->lock); + mutex_unlock(&smmu_domain->lock); return ret; } @@ -1394,7 +1394,7 @@ static int arm_smmu_handle_mapping(struct arm_smmu_domain *smmu_domain, if (paddr & ~output_mask) return -ERANGE; - spin_lock(&smmu_domain->lock); + mutex_lock(&smmu_domain->lock); pgd += pgd_index(iova); end = iova + size; do { @@ -1410,7 +1410,7 @@ static int arm_smmu_handle_mapping(struct arm_smmu_domain *smmu_domain, } while (pgd++, iova != end); out_unlock: - spin_unlock(&smmu_domain->lock); + mutex_unlock(&smmu_domain->lock); /* Ensure new page tables are visible to the hardware walker */ if (smmu->features & ARM_SMMU_FEAT_COHERENT_WALK) @@ -1423,9 +1423,8 @@ static int arm_smmu_map(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int flags) { struct arm_smmu_domain *smmu_domain = domain->priv; - struct arm_smmu_device *smmu = smmu_domain->leaf_smmu; - if (!smmu_domain || !smmu) + if (!smmu_domain) return -ENODEV; /* Check for silent address truncation up the SMMU chain. */ @@ -1449,44 +1448,34 @@ static size_t arm_smmu_unmap(struct iommu_domain *domain, unsigned long iova, static phys_addr_t arm_smmu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova) { - pgd_t *pgd; - pud_t *pud; - pmd_t *pmd; - pte_t *pte; + pgd_t *pgdp, pgd; + pud_t pud; + pmd_t pmd; + pte_t pte; struct arm_smmu_domain *smmu_domain = domain->priv; struct arm_smmu_cfg *root_cfg = &smmu_domain->root_cfg; - struct arm_smmu_device *smmu = root_cfg->smmu; - spin_lock(&smmu_domain->lock); - pgd = root_cfg->pgd; - if (!pgd) - goto err_unlock; + pgdp = root_cfg->pgd; + if (!pgdp) + return 0; - pgd += pgd_index(iova); - if (pgd_none_or_clear_bad(pgd)) - goto err_unlock; + pgd = *(pgdp + pgd_index(iova)); + if (pgd_none(pgd)) + return 0; - pud = pud_offset(pgd, iova); - if (pud_none_or_clear_bad(pud)) - goto err_unlock; + pud = *pud_offset(&pgd, iova); + if (pud_none(pud)) + return 0; - pmd = pmd_offset(pud, iova); - if (pmd_none_or_clear_bad(pmd)) - goto err_unlock; + pmd = *pmd_offset(&pud, iova); + if (pmd_none(pmd)) + return 0; - pte = pmd_page_vaddr(*pmd) + pte_index(iova); + pte = *(pmd_page_vaddr(pmd) + pte_index(iova)); if (pte_none(pte)) - goto err_unlock; - - spin_unlock(&smmu_domain->lock); - return __pfn_to_phys(pte_pfn(*pte)) | (iova & ~PAGE_MASK); + return 0; -err_unlock: - spin_unlock(&smmu_domain->lock); - dev_warn(smmu->dev, - "invalid (corrupt?) page tables detected for iova 0x%llx\n", - (unsigned long long)iova); - return -EINVAL; + return __pfn_to_phys(pte_pfn(pte)) | (iova & ~PAGE_MASK); } static int arm_smmu_domain_has_cap(struct iommu_domain *domain, @@ -1863,6 +1852,7 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev) dev_err(dev, "found only %d context interrupt(s) but %d required\n", smmu->num_context_irqs, smmu->num_context_banks); + err = -ENODEV; goto out_put_parent; } diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 173cbb20d10..54bdd923316 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1717,6 +1717,11 @@ static int __init dm_bufio_init(void) { __u64 mem; + dm_bufio_allocated_kmem_cache = 0; + dm_bufio_allocated_get_free_pages = 0; + dm_bufio_allocated_vmalloc = 0; + dm_bufio_current_allocated = 0; + memset(&dm_bufio_caches, 0, sizeof dm_bufio_caches); memset(&dm_bufio_cache_names, 0, sizeof dm_bufio_cache_names); diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c index 416b7b752a6..64780ad73bb 100644 --- a/drivers/md/dm-cache-policy-mq.c +++ b/drivers/md/dm-cache-policy-mq.c @@ -730,15 +730,18 @@ static int pre_cache_entry_found(struct mq_policy *mq, struct entry *e, int r = 0; bool updated = updated_this_tick(mq, e); - requeue_and_update_tick(mq, e); - if ((!discarded_oblock && updated) || - !should_promote(mq, e, discarded_oblock, data_dir)) + !should_promote(mq, e, discarded_oblock, data_dir)) { + requeue_and_update_tick(mq, e); result->op = POLICY_MISS; - else if (!can_migrate) + + } else if (!can_migrate) r = -EWOULDBLOCK; - else + + else { + requeue_and_update_tick(mq, e); r = pre_cache_to_cache(mq, e, result); + } return r; } diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index 9efcf1059b9..1b1469ebe5c 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -2755,7 +2755,7 @@ static int resize_cache_dev(struct cache *cache, dm_cblock_t new_size) { int r; - r = dm_cache_resize(cache->cmd, cache->cache_size); + r = dm_cache_resize(cache->cmd, new_size); if (r) { DMERR("could not resize cache metadata"); return r; diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index 496d5f3646a..2f91d6d4a2c 100644 --- a/drivers/md/dm-delay.c +++ b/drivers/md/dm-delay.c @@ -20,6 +20,7 @@ struct delay_c { struct timer_list delay_timer; struct mutex timer_lock; + struct workqueue_struct *kdelayd_wq; struct work_struct flush_expired_bios; struct list_head delayed_bios; atomic_t may_delay; @@ -45,14 +46,13 @@ struct dm_delay_info { static DEFINE_MUTEX(delayed_bios_lock); -static struct workqueue_struct *kdelayd_wq; static struct kmem_cache *delayed_cache; static void handle_delayed_timer(unsigned long data) { struct delay_c *dc = (struct delay_c *)data; - queue_work(kdelayd_wq, &dc->flush_expired_bios); + queue_work(dc->kdelayd_wq, &dc->flush_expired_bios); } static void queue_timeout(struct delay_c *dc, unsigned long expires) @@ -191,6 +191,12 @@ out: goto bad_dev_write; } + dc->kdelayd_wq = alloc_workqueue("kdelayd", WQ_MEM_RECLAIM, 0); + if (!dc->kdelayd_wq) { + DMERR("Couldn't start kdelayd"); + goto bad_queue; + } + setup_timer(&dc->delay_timer, handle_delayed_timer, (unsigned long)dc); INIT_WORK(&dc->flush_expired_bios, flush_expired_bios); @@ -203,6 +209,8 @@ out: ti->private = dc; return 0; +bad_queue: + mempool_destroy(dc->delayed_pool); bad_dev_write: if (dc->dev_write) dm_put_device(ti, dc->dev_write); @@ -217,7 +225,7 @@ static void delay_dtr(struct dm_target *ti) { struct delay_c *dc = ti->private; - flush_workqueue(kdelayd_wq); + destroy_workqueue(dc->kdelayd_wq); dm_put_device(ti, dc->dev_read); @@ -350,12 +358,6 @@ static int __init dm_delay_init(void) { int r = -ENOMEM; - kdelayd_wq = alloc_workqueue("kdelayd", WQ_MEM_RECLAIM, 0); - if (!kdelayd_wq) { - DMERR("Couldn't start kdelayd"); - goto bad_queue; - } - delayed_cache = KMEM_CACHE(dm_delay_info, 0); if (!delayed_cache) { DMERR("Couldn't create delayed bio cache."); @@ -373,8 +375,6 @@ static int __init dm_delay_init(void) bad_register: kmem_cache_destroy(delayed_cache); bad_memcache: - destroy_workqueue(kdelayd_wq); -bad_queue: return r; } @@ -382,7 +382,6 @@ static void __exit dm_delay_exit(void) { dm_unregister_target(&delay_target); kmem_cache_destroy(delayed_cache); - destroy_workqueue(kdelayd_wq); } /* Module hooks */ diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index aec57d76db5..944690bafd9 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -66,6 +66,18 @@ struct dm_snapshot { atomic_t pending_exceptions_count; + /* Protected by "lock" */ + sector_t exception_start_sequence; + + /* Protected by kcopyd single-threaded callback */ + sector_t exception_complete_sequence; + + /* + * A list of pending exceptions that completed out of order. + * Protected by kcopyd single-threaded callback. + */ + struct list_head out_of_order_list; + mempool_t *pending_pool; struct dm_exception_table pending; @@ -173,6 +185,14 @@ struct dm_snap_pending_exception { */ int started; + /* There was copying error. */ + int copy_error; + + /* A sequence number, it is used for in-order completion. */ + sector_t exception_sequence; + + struct list_head out_of_order_entry; + /* * For writing a complete chunk, bypassing the copy. */ @@ -1094,6 +1114,9 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv) s->valid = 1; s->active = 0; atomic_set(&s->pending_exceptions_count, 0); + s->exception_start_sequence = 0; + s->exception_complete_sequence = 0; + INIT_LIST_HEAD(&s->out_of_order_list); init_rwsem(&s->lock); INIT_LIST_HEAD(&s->list); spin_lock_init(&s->pe_lock); @@ -1443,6 +1466,19 @@ static void commit_callback(void *context, int success) pending_complete(pe, success); } +static void complete_exception(struct dm_snap_pending_exception *pe) +{ + struct dm_snapshot *s = pe->snap; + + if (unlikely(pe->copy_error)) + pending_complete(pe, 0); + + else + /* Update the metadata if we are persistent */ + s->store->type->commit_exception(s->store, &pe->e, + commit_callback, pe); +} + /* * Called when the copy I/O has finished. kcopyd actually runs * this code so don't block. @@ -1452,13 +1488,32 @@ static void copy_callback(int read_err, unsigned long write_err, void *context) struct dm_snap_pending_exception *pe = context; struct dm_snapshot *s = pe->snap; - if (read_err || write_err) - pending_complete(pe, 0); + pe->copy_error = read_err || write_err; - else - /* Update the metadata if we are persistent */ - s->store->type->commit_exception(s->store, &pe->e, - commit_callback, pe); + if (pe->exception_sequence == s->exception_complete_sequence) { + s->exception_complete_sequence++; + complete_exception(pe); + + while (!list_empty(&s->out_of_order_list)) { + pe = list_entry(s->out_of_order_list.next, + struct dm_snap_pending_exception, out_of_order_entry); + if (pe->exception_sequence != s->exception_complete_sequence) + break; + s->exception_complete_sequence++; + list_del(&pe->out_of_order_entry); + complete_exception(pe); + } + } else { + struct list_head *lh; + struct dm_snap_pending_exception *pe2; + + list_for_each_prev(lh, &s->out_of_order_list) { + pe2 = list_entry(lh, struct dm_snap_pending_exception, out_of_order_entry); + if (pe2->exception_sequence < pe->exception_sequence) + break; + } + list_add(&pe->out_of_order_entry, lh); + } } /* @@ -1553,6 +1608,8 @@ __find_pending_exception(struct dm_snapshot *s, return NULL; } + pe->exception_sequence = s->exception_start_sequence++; + dm_insert_exception(&s->pending, &pe->e); return pe; @@ -2192,7 +2249,7 @@ static struct target_type origin_target = { static struct target_type snapshot_target = { .name = "snapshot", - .version = {1, 11, 1}, + .version = {1, 12, 0}, .module = THIS_MODULE, .ctr = snapshot_ctr, .dtr = snapshot_dtr, diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c index 3d404c1371e..28a90122a5a 100644 --- a/drivers/md/dm-stats.c +++ b/drivers/md/dm-stats.c @@ -964,6 +964,7 @@ int dm_stats_message(struct mapped_device *md, unsigned argc, char **argv, int __init dm_statistics_init(void) { + shared_memory_amount = 0; dm_stat_need_rcu_barrier = 0; return 0; } diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 465f08ca62b..3ba6a3859ce 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -200,6 +200,11 @@ int dm_table_create(struct dm_table **result, fmode_t mode, num_targets = dm_round_up(num_targets, KEYS_PER_NODE); + if (!num_targets) { + kfree(t); + return -ENOMEM; + } + if (alloc_targets(t, num_targets)) { kfree(t); return -ENOMEM; diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 60bce435f4f..8a30ad54bd4 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -1697,6 +1697,14 @@ void dm_pool_metadata_read_only(struct dm_pool_metadata *pmd) up_write(&pmd->root_lock); } +void dm_pool_metadata_read_write(struct dm_pool_metadata *pmd) +{ + down_write(&pmd->root_lock); + pmd->read_only = false; + dm_bm_set_read_write(pmd->bm); + up_write(&pmd->root_lock); +} + int dm_pool_register_metadata_threshold(struct dm_pool_metadata *pmd, dm_block_t threshold, dm_sm_threshold_fn fn, diff --git a/drivers/md/dm-thin-metadata.h b/drivers/md/dm-thin-metadata.h index 845ebbe589a..7bcc0e1d623 100644 --- a/drivers/md/dm-thin-metadata.h +++ b/drivers/md/dm-thin-metadata.h @@ -193,6 +193,7 @@ int dm_pool_resize_metadata_dev(struct dm_pool_metadata *pmd, dm_block_t new_siz * that nothing is changing. */ void dm_pool_metadata_read_only(struct dm_pool_metadata *pmd); +void dm_pool_metadata_read_write(struct dm_pool_metadata *pmd); int dm_pool_register_metadata_threshold(struct dm_pool_metadata *pmd, dm_block_t threshold, diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 2c0cf511ec2..ee29037ffc2 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -640,7 +640,9 @@ static void process_prepared_mapping(struct dm_thin_new_mapping *m) */ r = dm_thin_insert_block(tc->td, m->virt_block, m->data_block); if (r) { - DMERR_LIMIT("dm_thin_insert_block() failed"); + DMERR_LIMIT("%s: dm_thin_insert_block() failed: error = %d", + dm_device_name(pool->pool_md), r); + set_pool_mode(pool, PM_READ_ONLY); cell_error(pool, m->cell); goto out; } @@ -881,32 +883,23 @@ static void schedule_zero(struct thin_c *tc, dm_block_t virt_block, } } -static int commit(struct pool *pool) -{ - int r; - - r = dm_pool_commit_metadata(pool->pmd); - if (r) - DMERR_LIMIT("%s: commit failed: error = %d", - dm_device_name(pool->pool_md), r); - - return r; -} - /* * A non-zero return indicates read_only or fail_io mode. * Many callers don't care about the return value. */ -static int commit_or_fallback(struct pool *pool) +static int commit(struct pool *pool) { int r; if (get_pool_mode(pool) != PM_WRITE) return -EINVAL; - r = commit(pool); - if (r) + r = dm_pool_commit_metadata(pool->pmd); + if (r) { + DMERR_LIMIT("%s: dm_pool_commit_metadata failed: error = %d", + dm_device_name(pool->pool_md), r); set_pool_mode(pool, PM_READ_ONLY); + } return r; } @@ -943,7 +936,9 @@ static int alloc_data_block(struct thin_c *tc, dm_block_t *result) * Try to commit to see if that will free up some * more space. */ - (void) commit_or_fallback(pool); + r = commit(pool); + if (r) + return r; r = dm_pool_get_free_block_count(pool->pmd, &free_blocks); if (r) @@ -957,7 +952,7 @@ static int alloc_data_block(struct thin_c *tc, dm_block_t *result) * table reload). */ if (!free_blocks) { - DMWARN("%s: no free space available.", + DMWARN("%s: no free data space available.", dm_device_name(pool->pool_md)); spin_lock_irqsave(&pool->lock, flags); pool->no_free_space = 1; @@ -967,8 +962,16 @@ static int alloc_data_block(struct thin_c *tc, dm_block_t *result) } r = dm_pool_alloc_data_block(pool->pmd, result); - if (r) + if (r) { + if (r == -ENOSPC && + !dm_pool_get_free_metadata_block_count(pool->pmd, &free_blocks) && + !free_blocks) { + DMWARN("%s: no free metadata space available.", + dm_device_name(pool->pool_md)); + set_pool_mode(pool, PM_READ_ONLY); + } return r; + } return 0; } @@ -1349,7 +1352,7 @@ static void process_deferred_bios(struct pool *pool) if (bio_list_empty(&bios) && !need_commit_due_to_time(pool)) return; - if (commit_or_fallback(pool)) { + if (commit(pool)) { while ((bio = bio_list_pop(&bios))) bio_io_error(bio); return; @@ -1397,6 +1400,7 @@ static void set_pool_mode(struct pool *pool, enum pool_mode mode) case PM_FAIL: DMERR("%s: switching pool to failure mode", dm_device_name(pool->pool_md)); + dm_pool_metadata_read_only(pool->pmd); pool->process_bio = process_bio_fail; pool->process_discard = process_bio_fail; pool->process_prepared_mapping = process_prepared_mapping_fail; @@ -1421,6 +1425,7 @@ static void set_pool_mode(struct pool *pool, enum pool_mode mode) break; case PM_WRITE: + dm_pool_metadata_read_write(pool->pmd); pool->process_bio = process_bio; pool->process_discard = process_discard; pool->process_prepared_mapping = process_prepared_mapping; @@ -1637,12 +1642,19 @@ static int bind_control_target(struct pool *pool, struct dm_target *ti) struct pool_c *pt = ti->private; /* - * We want to make sure that degraded pools are never upgraded. + * We want to make sure that a pool in PM_FAIL mode is never upgraded. */ enum pool_mode old_mode = pool->pf.mode; enum pool_mode new_mode = pt->adjusted_pf.mode; - if (old_mode > new_mode) + /* + * If we were in PM_FAIL mode, rollback of metadata failed. We're + * not going to recover without a thin_repair. So we never let the + * pool move out of the old mode. On the other hand a PM_READ_ONLY + * may have been due to a lack of metadata or data space, and may + * now work (ie. if the underlying devices have been resized). + */ + if (old_mode == PM_FAIL) new_mode = old_mode; pool->ti = ti; @@ -2266,7 +2278,7 @@ static int pool_preresume(struct dm_target *ti) return r; if (need_commit1 || need_commit2) - (void) commit_or_fallback(pool); + (void) commit(pool); return 0; } @@ -2293,7 +2305,7 @@ static void pool_postsuspend(struct dm_target *ti) cancel_delayed_work(&pool->waker); flush_workqueue(pool->wq); - (void) commit_or_fallback(pool); + (void) commit(pool); } static int check_arg_count(unsigned argc, unsigned args_required) @@ -2427,7 +2439,7 @@ static int process_reserve_metadata_snap_mesg(unsigned argc, char **argv, struct if (r) return r; - (void) commit_or_fallback(pool); + (void) commit(pool); r = dm_pool_reserve_metadata_snap(pool->pmd); if (r) @@ -2489,7 +2501,7 @@ static int pool_message(struct dm_target *ti, unsigned argc, char **argv) DMWARN("Unrecognised thin pool target message received: %s", argv[0]); if (!r) - (void) commit_or_fallback(pool); + (void) commit(pool); return r; } @@ -2544,7 +2556,7 @@ static void pool_status(struct dm_target *ti, status_type_t type, /* Commit to ensure statistics aren't out-of-date */ if (!(status_flags & DM_STATUS_NOFLUSH_FLAG) && !dm_suspended(ti)) - (void) commit_or_fallback(pool); + (void) commit(pool); r = dm_pool_get_metadata_transaction_id(pool->pmd, &transaction_id); if (r) { diff --git a/drivers/md/persistent-data/dm-array.c b/drivers/md/persistent-data/dm-array.c index af96e24ec32..1d75b1dc1e2 100644 --- a/drivers/md/persistent-data/dm-array.c +++ b/drivers/md/persistent-data/dm-array.c @@ -317,8 +317,16 @@ static int shadow_ablock(struct dm_array_info *info, dm_block_t *root, * The shadow op will often be a noop. Only insert if it really * copied data. */ - if (dm_block_location(*block) != b) + if (dm_block_location(*block) != b) { + /* + * dm_tm_shadow_block will have already decremented the old + * block, but it is still referenced by the btree. We + * increment to stop the insert decrementing it below zero + * when overwriting the old value. + */ + dm_tm_inc(info->btree_info.tm, b); r = insert_ablock(info, index, *block, root); + } return r; } diff --git a/drivers/md/persistent-data/dm-block-manager.c b/drivers/md/persistent-data/dm-block-manager.c index a7e8bf29638..064a3c271ba 100644 --- a/drivers/md/persistent-data/dm-block-manager.c +++ b/drivers/md/persistent-data/dm-block-manager.c @@ -626,6 +626,12 @@ void dm_bm_set_read_only(struct dm_block_manager *bm) } EXPORT_SYMBOL_GPL(dm_bm_set_read_only); +void dm_bm_set_read_write(struct dm_block_manager *bm) +{ + bm->read_only = false; +} +EXPORT_SYMBOL_GPL(dm_bm_set_read_write); + u32 dm_bm_checksum(const void *data, size_t len, u32 init_xor) { return crc32c(~(u32) 0, data, len) ^ init_xor; diff --git a/drivers/md/persistent-data/dm-block-manager.h b/drivers/md/persistent-data/dm-block-manager.h index 9a82083a66b..13cd58e1fe6 100644 --- a/drivers/md/persistent-data/dm-block-manager.h +++ b/drivers/md/persistent-data/dm-block-manager.h @@ -108,9 +108,9 @@ int dm_bm_unlock(struct dm_block *b); int dm_bm_flush_and_unlock(struct dm_block_manager *bm, struct dm_block *superblock); - /* - * Request data be prefetched into the cache. - */ +/* + * Request data is prefetched into the cache. + */ void dm_bm_prefetch(struct dm_block_manager *bm, dm_block_t b); /* @@ -125,6 +125,7 @@ void dm_bm_prefetch(struct dm_block_manager *bm, dm_block_t b); * be returned if you do. */ void dm_bm_set_read_only(struct dm_block_manager *bm); +void dm_bm_set_read_write(struct dm_block_manager *bm); u32 dm_bm_checksum(const void *data, size_t len, u32 init_xor); diff --git a/drivers/md/persistent-data/dm-space-map-common.c b/drivers/md/persistent-data/dm-space-map-common.c index 6058569fe86..466a60bbd71 100644 --- a/drivers/md/persistent-data/dm-space-map-common.c +++ b/drivers/md/persistent-data/dm-space-map-common.c @@ -381,7 +381,7 @@ int sm_ll_find_free_block(struct ll_disk *ll, dm_block_t begin, } static int sm_ll_mutate(struct ll_disk *ll, dm_block_t b, - uint32_t (*mutator)(void *context, uint32_t old), + int (*mutator)(void *context, uint32_t old, uint32_t *new), void *context, enum allocation_event *ev) { int r; @@ -410,11 +410,17 @@ static int sm_ll_mutate(struct ll_disk *ll, dm_block_t b, if (old > 2) { r = sm_ll_lookup_big_ref_count(ll, b, &old); - if (r < 0) + if (r < 0) { + dm_tm_unlock(ll->tm, nb); return r; + } } - ref_count = mutator(context, old); + r = mutator(context, old, &ref_count); + if (r) { + dm_tm_unlock(ll->tm, nb); + return r; + } if (ref_count <= 2) { sm_set_bitmap(bm_le, bit, ref_count); @@ -465,9 +471,10 @@ static int sm_ll_mutate(struct ll_disk *ll, dm_block_t b, return ll->save_ie(ll, index, &ie_disk); } -static uint32_t set_ref_count(void *context, uint32_t old) +static int set_ref_count(void *context, uint32_t old, uint32_t *new) { - return *((uint32_t *) context); + *new = *((uint32_t *) context); + return 0; } int sm_ll_insert(struct ll_disk *ll, dm_block_t b, @@ -476,9 +483,10 @@ int sm_ll_insert(struct ll_disk *ll, dm_block_t b, return sm_ll_mutate(ll, b, set_ref_count, &ref_count, ev); } -static uint32_t inc_ref_count(void *context, uint32_t old) +static int inc_ref_count(void *context, uint32_t old, uint32_t *new) { - return old + 1; + *new = old + 1; + return 0; } int sm_ll_inc(struct ll_disk *ll, dm_block_t b, enum allocation_event *ev) @@ -486,9 +494,15 @@ int sm_ll_inc(struct ll_disk *ll, dm_block_t b, enum allocation_event *ev) return sm_ll_mutate(ll, b, inc_ref_count, NULL, ev); } -static uint32_t dec_ref_count(void *context, uint32_t old) +static int dec_ref_count(void *context, uint32_t old, uint32_t *new) { - return old - 1; + if (!old) { + DMERR_LIMIT("unable to decrement a reference count below 0"); + return -EINVAL; + } + + *new = old - 1; + return 0; } int sm_ll_dec(struct ll_disk *ll, dm_block_t b, enum allocation_event *ev) diff --git a/drivers/md/persistent-data/dm-space-map-metadata.c b/drivers/md/persistent-data/dm-space-map-metadata.c index 1c959684cae..58fc1eef749 100644 --- a/drivers/md/persistent-data/dm-space-map-metadata.c +++ b/drivers/md/persistent-data/dm-space-map-metadata.c @@ -384,12 +384,16 @@ static int sm_metadata_new_block(struct dm_space_map *sm, dm_block_t *b) struct sm_metadata *smm = container_of(sm, struct sm_metadata, sm); int r = sm_metadata_new_block_(sm, b); - if (r) + if (r) { DMERR("unable to allocate new metadata block"); + return r; + } r = sm_metadata_get_nr_free(sm, &count); - if (r) + if (r) { DMERR("couldn't get free block count"); + return r; + } check_threshold(&smm->threshold, count); diff --git a/drivers/media/common/siano/smscoreapi.h b/drivers/media/common/siano/smscoreapi.h index d0799e32336..9c9063cd320 100644 --- a/drivers/media/common/siano/smscoreapi.h +++ b/drivers/media/common/siano/smscoreapi.h @@ -955,7 +955,7 @@ struct sms_rx_stats { u32 modem_state; /* from SMSHOSTLIB_DVB_MODEM_STATE_ET */ s32 SNR; /* dB */ u32 ber; /* Post Viterbi ber [1E-5] */ - u32 ber_error_count; /* Number of erronous SYNC bits. */ + u32 ber_error_count; /* Number of erroneous SYNC bits. */ u32 ber_bit_count; /* Total number of SYNC bits. */ u32 ts_per; /* Transport stream PER, 0xFFFFFFFF indicate N/A */ @@ -981,7 +981,7 @@ struct sms_rx_stats_ex { u32 modem_state; /* from SMSHOSTLIB_DVB_MODEM_STATE_ET */ s32 SNR; /* dB */ u32 ber; /* Post Viterbi ber [1E-5] */ - u32 ber_error_count; /* Number of erronous SYNC bits. */ + u32 ber_error_count; /* Number of erroneous SYNC bits. */ u32 ber_bit_count; /* Total number of SYNC bits. */ u32 ts_per; /* Transport stream PER, 0xFFFFFFFF indicate N/A */ diff --git a/drivers/media/common/siano/smsdvb.h b/drivers/media/common/siano/smsdvb.h index 92c413ba0c7..ae36d0ae0fb 100644 --- a/drivers/media/common/siano/smsdvb.h +++ b/drivers/media/common/siano/smsdvb.h @@ -95,7 +95,7 @@ struct RECEPTION_STATISTICS_PER_SLICES_S { u32 is_demod_locked; /* 0 - not locked, 1 - locked */ u32 ber_bit_count; /* Total number of SYNC bits. */ - u32 ber_error_count; /* Number of erronous SYNC bits. */ + u32 ber_error_count; /* Number of erroneous SYNC bits. */ s32 MRC_SNR; /* dB */ s32 mrc_in_band_pwr; /* In band power in dBM */ diff --git a/drivers/media/dvb-core/dvb_demux.c b/drivers/media/dvb-core/dvb_demux.c index 58de4410c52..6c7ff0cdcd3 100644 --- a/drivers/media/dvb-core/dvb_demux.c +++ b/drivers/media/dvb-core/dvb_demux.c @@ -435,7 +435,7 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf) dprintk_tscheck("TEI detected. " "PID=0x%x data1=0x%x\n", pid, buf[1]); - /* data in this packet cant be trusted - drop it unless + /* data in this packet can't be trusted - drop it unless * module option dvb_demux_feed_err_pkts is set */ if (!dvb_demux_feed_err_pkts) return; @@ -1032,8 +1032,13 @@ static int dmx_section_feed_release_filter(struct dmx_section_feed *feed, return -EINVAL; } - if (feed->is_filtering) + if (feed->is_filtering) { + /* release dvbdmx->mutex as far as it is + acquired by stop_filtering() itself */ + mutex_unlock(&dvbdmx->mutex); feed->stop_filtering(feed); + mutex_lock(&dvbdmx->mutex); + } spin_lock_irq(&dvbdmx->lock); f = dvbdmxfeed->filter; diff --git a/drivers/media/dvb-frontends/af9033.c b/drivers/media/dvb-frontends/af9033.c index 30ee5905215..65728c25ea0 100644 --- a/drivers/media/dvb-frontends/af9033.c +++ b/drivers/media/dvb-frontends/af9033.c @@ -170,18 +170,18 @@ static int af9033_rd_reg_mask(struct af9033_state *state, u32 reg, u8 *val, static int af9033_wr_reg_val_tab(struct af9033_state *state, const struct reg_val *tab, int tab_len) { +#define MAX_TAB_LEN 212 int ret, i, j; - u8 buf[MAX_XFER_SIZE]; + u8 buf[1 + MAX_TAB_LEN]; + + dev_dbg(&state->i2c->dev, "%s: tab_len=%d\n", __func__, tab_len); if (tab_len > sizeof(buf)) { - dev_warn(&state->i2c->dev, - "%s: i2c wr len=%d is too big!\n", - KBUILD_MODNAME, tab_len); + dev_warn(&state->i2c->dev, "%s: tab len %d is too big\n", + KBUILD_MODNAME, tab_len); return -EINVAL; } - dev_dbg(&state->i2c->dev, "%s: tab_len=%d\n", __func__, tab_len); - for (i = 0, j = 0; i < tab_len; i++) { buf[j] = tab[i].val; diff --git a/drivers/media/dvb-frontends/cxd2820r_c.c b/drivers/media/dvb-frontends/cxd2820r_c.c index 125a4404101..5c6ab4921bf 100644 --- a/drivers/media/dvb-frontends/cxd2820r_c.c +++ b/drivers/media/dvb-frontends/cxd2820r_c.c @@ -78,7 +78,7 @@ int cxd2820r_set_frontend_c(struct dvb_frontend *fe) num = if_freq / 1000; /* Hz => kHz */ num *= 0x4000; - if_ctl = cxd2820r_div_u64_round_closest(num, 41000); + if_ctl = 0x4000 - cxd2820r_div_u64_round_closest(num, 41000); buf[0] = (if_ctl >> 8) & 0x3f; buf[1] = (if_ctl >> 0) & 0xff; diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c index 90536147bf0..6dbbee453ee 100644 --- a/drivers/media/dvb-frontends/dib8000.c +++ b/drivers/media/dvb-frontends/dib8000.c @@ -3048,7 +3048,7 @@ static int dib8000_tune(struct dvb_frontend *fe) dib8000_set_diversity_in(state->fe[0], state->diversity_onoff); locks = (dib8000_read_word(state, 180) >> 6) & 0x3f; /* P_coff_winlen ? */ - /* coff should lock over P_coff_winlen ofdm symbols : give 3 times this lenght to lock */ + /* coff should lock over P_coff_winlen ofdm symbols : give 3 times this length to lock */ *timeout = dib8000_get_timeout(state, 2 * locks, SYMBOL_DEPENDENT_ON); *tune_state = CT_DEMOD_STEP_5; break; @@ -3115,7 +3115,7 @@ static int dib8000_tune(struct dvb_frontend *fe) case CT_DEMOD_STEP_9: /* 39 */ if ((state->revision == 0x8090) || ((dib8000_read_word(state, 1291) >> 9) & 0x1)) { /* fe capable of deinterleaving : esram */ - /* defines timeout for mpeg lock depending on interleaver lenght of longest layer */ + /* defines timeout for mpeg lock depending on interleaver length of longest layer */ for (i = 0; i < 3; i++) { if (c->layer[i].interleaving >= deeper_interleaver) { dprintk("layer%i: time interleaver = %d ", i, c->layer[i].interleaving); diff --git a/drivers/media/dvb-frontends/drxk_hard.c b/drivers/media/dvb-frontends/drxk_hard.c index d416c15691d..bf29a3f0e6f 100644 --- a/drivers/media/dvb-frontends/drxk_hard.c +++ b/drivers/media/dvb-frontends/drxk_hard.c @@ -1191,7 +1191,7 @@ static int mpegts_configure_pins(struct drxk_state *state, bool mpeg_enable) goto error; if (state->m_enable_parallel == true) { - /* paralel -> enable MD1 to MD7 */ + /* parallel -> enable MD1 to MD7 */ status = write16(state, SIO_PDR_MD1_CFG__A, sio_pdr_mdx_cfg); if (status < 0) @@ -1428,7 +1428,7 @@ static int mpegts_stop(struct drxk_state *state) dprintk(1, "\n"); - /* Gracefull shutdown (byte boundaries) */ + /* Graceful shutdown (byte boundaries) */ status = read16(state, FEC_OC_SNC_MODE__A, &fec_oc_snc_mode); if (status < 0) goto error; @@ -2021,7 +2021,7 @@ static int mpegts_dto_setup(struct drxk_state *state, fec_oc_dto_burst_len = 204; } - /* Check serial or parrallel output */ + /* Check serial or parallel output */ fec_oc_reg_ipr_mode &= (~(FEC_OC_IPR_MODE_SERIAL__M)); if (state->m_enable_parallel == false) { /* MPEG data output is serial -> set ipr_mode[0] */ @@ -2908,7 +2908,7 @@ static int adc_synchronization(struct drxk_state *state) goto error; if (count == 1) { - /* Try sampling on a diffrent edge */ + /* Try sampling on a different edge */ u16 clk_neg = 0; status = read16(state, IQM_AF_CLKNEG__A, &clk_neg); @@ -3306,7 +3306,7 @@ static int dvbt_sc_command(struct drxk_state *state, if (status < 0) goto error; - /* Retreive results parameters from SC */ + /* Retrieve results parameters from SC */ switch (cmd) { /* All commands yielding 5 results */ /* All commands yielding 4 results */ @@ -3849,7 +3849,7 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz, break; } #if 0 - /* No hierachical channels support in BDA */ + /* No hierarchical channels support in BDA */ /* Priority (only for hierarchical channels) */ switch (channel->priority) { case DRX_PRIORITY_LOW: @@ -4081,7 +4081,7 @@ error: /*============================================================================*/ /** -* \brief Retreive lock status . +* \brief Retrieve lock status . * \param demod Pointer to demodulator instance. * \param lockStat Pointer to lock status structure. * \return DRXStatus_t. @@ -6174,7 +6174,7 @@ static int init_drxk(struct drxk_state *state) goto error; /* Stamp driver version number in SCU data RAM in BCD code - Done to enable field application engineers to retreive drxdriver version + Done to enable field application engineers to retrieve drxdriver version via I2C from SCU RAM. Not using SCU command interface for SCU register access since no microcode may be present. @@ -6399,7 +6399,7 @@ static int drxk_set_parameters(struct dvb_frontend *fe) fe->ops.tuner_ops.get_if_frequency(fe, &IF); start(state, 0, IF); - /* After set_frontend, stats aren't avaliable */ + /* After set_frontend, stats aren't available */ p->strength.stat[0].scale = FE_SCALE_RELATIVE; p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c index 7efb796c472..50e8b63e516 100644 --- a/drivers/media/dvb-frontends/rtl2830.c +++ b/drivers/media/dvb-frontends/rtl2830.c @@ -710,6 +710,7 @@ struct dvb_frontend *rtl2830_attach(const struct rtl2830_config *cfg, sizeof(priv->tuner_i2c_adapter.name)); priv->tuner_i2c_adapter.algo = &rtl2830_tuner_i2c_algo; priv->tuner_i2c_adapter.algo_data = NULL; + priv->tuner_i2c_adapter.dev.parent = &i2c->dev; i2c_set_adapdata(&priv->tuner_i2c_adapter, priv); if (i2c_add_adapter(&priv->tuner_i2c_adapter) < 0) { dev_err(&i2c->dev, diff --git a/drivers/media/i2c/adv7183_regs.h b/drivers/media/i2c/adv7183_regs.h index 4a5b7d211d2..b253d400e81 100644 --- a/drivers/media/i2c/adv7183_regs.h +++ b/drivers/media/i2c/adv7183_regs.h @@ -52,9 +52,9 @@ #define ADV7183_VS_FIELD_CTRL_1 0x31 /* Vsync field control 1 */ #define ADV7183_VS_FIELD_CTRL_2 0x32 /* Vsync field control 2 */ #define ADV7183_VS_FIELD_CTRL_3 0x33 /* Vsync field control 3 */ -#define ADV7183_HS_POS_CTRL_1 0x34 /* Hsync positon control 1 */ -#define ADV7183_HS_POS_CTRL_2 0x35 /* Hsync positon control 2 */ -#define ADV7183_HS_POS_CTRL_3 0x36 /* Hsync positon control 3 */ +#define ADV7183_HS_POS_CTRL_1 0x34 /* Hsync position control 1 */ +#define ADV7183_HS_POS_CTRL_2 0x35 /* Hsync position control 2 */ +#define ADV7183_HS_POS_CTRL_3 0x36 /* Hsync position control 3 */ #define ADV7183_POLARITY 0x37 /* Polarity */ #define ADV7183_NTSC_COMB_CTRL 0x38 /* NTSC comb control */ #define ADV7183_PAL_COMB_CTRL 0x39 /* PAL comb control */ diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index fbfdd2fc2a3..a324106b9f1 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -877,7 +877,7 @@ static void configure_custom_video_timings(struct v4l2_subdev *sd, break; case ADV7604_MODE_HDMI: /* set default prim_mode/vid_std for HDMI - accoring to [REF_03, c. 4.2] */ + according to [REF_03, c. 4.2] */ io_write(sd, 0x00, 0x02); /* video std */ io_write(sd, 0x01, 0x06); /* prim mode */ break; diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c index 22f729d66a9..b154f36740b 100644 --- a/drivers/media/i2c/adv7842.c +++ b/drivers/media/i2c/adv7842.c @@ -1013,7 +1013,7 @@ static void configure_custom_video_timings(struct v4l2_subdev *sd, break; case ADV7842_MODE_HDMI: /* set default prim_mode/vid_std for HDMI - accoring to [REF_03, c. 4.2] */ + according to [REF_03, c. 4.2] */ io_write(sd, 0x00, 0x02); /* video std */ io_write(sd, 0x01, 0x06); /* prim mode */ break; diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c index 82bf5679da3..99ee456700f 100644 --- a/drivers/media/i2c/ir-kbd-i2c.c +++ b/drivers/media/i2c/ir-kbd-i2c.c @@ -394,7 +394,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) if (!rc) { /* - * If platform_data doesn't specify rc_dev, initilize it + * If platform_data doesn't specify rc_dev, initialize it * internally */ rc = rc_allocate_device(); diff --git a/drivers/media/i2c/m5mols/m5mols_controls.c b/drivers/media/i2c/m5mols/m5mols_controls.c index f34429e452a..a60931e6631 100644 --- a/drivers/media/i2c/m5mols/m5mols_controls.c +++ b/drivers/media/i2c/m5mols/m5mols_controls.c @@ -544,7 +544,7 @@ int m5mols_init_controls(struct v4l2_subdev *sd) u16 zoom_step; int ret; - /* Determine the firmware dependant control range and step values */ + /* Determine the firmware dependent control range and step values */ ret = m5mols_read_u16(sd, AE_MAX_GAIN_MON, &exposure_max); if (ret < 0) return ret; diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c index 4734836fe5a..1c2303d18bf 100644 --- a/drivers/media/i2c/mt9p031.c +++ b/drivers/media/i2c/mt9p031.c @@ -19,6 +19,7 @@ #include <linux/i2c.h> #include <linux/log2.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/of_gpio.h> #include <linux/pm.h> #include <linux/regulator/consumer.h> diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-core.c b/drivers/media/i2c/s5c73m3/s5c73m3-core.c index 6fec9384d86..e7f555cc827 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-core.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-core.c @@ -1460,7 +1460,7 @@ static int s5c73m3_oif_registered(struct v4l2_subdev *sd) mutex_unlock(&state->lock); v4l2_dbg(1, s5c73m3_dbg, sd, "%s: Booting %s (%d)\n", - __func__, ret ? "failed" : "succeded", ret); + __func__, ret ? "failed" : "succeeded", ret); return ret; } diff --git a/drivers/media/i2c/s5c73m3/s5c73m3.h b/drivers/media/i2c/s5c73m3/s5c73m3.h index 9d2c0865224..9dfa516f694 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3.h +++ b/drivers/media/i2c/s5c73m3/s5c73m3.h @@ -393,7 +393,7 @@ struct s5c73m3 { /* External master clock frequency */ u32 mclk_frequency; - /* Video bus type - MIPI-CSI2/paralell */ + /* Video bus type - MIPI-CSI2/parallel */ enum v4l2_mbus_type bus_type; const struct s5c73m3_frame_size *sensor_pix_size[2]; diff --git a/drivers/media/i2c/saa7115.c b/drivers/media/i2c/saa7115.c index 637d0263452..afdbcb045ce 100644 --- a/drivers/media/i2c/saa7115.c +++ b/drivers/media/i2c/saa7115.c @@ -1699,7 +1699,7 @@ static void saa711x_write_platform_data(struct saa711x_state *state, * the analog demod. * If the tuner is not found, it returns -ENODEV. * If auto-detection is disabled and the tuner doesn't match what it was - * requred, it returns -EINVAL and fills 'name'. + * required, it returns -EINVAL and fills 'name'. * If the chip is found, it returns the chip ID and fills 'name'. */ static int saa711x_detect_chip(struct i2c_client *client, diff --git a/drivers/media/i2c/soc_camera/ov5642.c b/drivers/media/i2c/soc_camera/ov5642.c index 0a5c5d4fedd..d2daa6a8f27 100644 --- a/drivers/media/i2c/soc_camera/ov5642.c +++ b/drivers/media/i2c/soc_camera/ov5642.c @@ -642,7 +642,7 @@ static const struct ov5642_datafmt static int reg_read(struct i2c_client *client, u16 reg, u8 *val) { int ret; - /* We have 16-bit i2c addresses - care for endianess */ + /* We have 16-bit i2c addresses - care for endianness */ unsigned char data[2] = { reg >> 8, reg & 0xff }; ret = i2c_master_send(client, data, 2); diff --git a/drivers/media/i2c/ths7303.c b/drivers/media/i2c/ths7303.c index 42276d93624..ed9ae887534 100644 --- a/drivers/media/i2c/ths7303.c +++ b/drivers/media/i2c/ths7303.c @@ -83,7 +83,8 @@ static int ths7303_write(struct v4l2_subdev *sd, u8 reg, u8 val) } /* following function is used to set ths7303 */ -int ths7303_setval(struct v4l2_subdev *sd, enum ths7303_filter_mode mode) +static int ths7303_setval(struct v4l2_subdev *sd, + enum ths7303_filter_mode mode) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct ths7303_state *state = to_state(sd); diff --git a/drivers/media/i2c/wm8775.c b/drivers/media/i2c/wm8775.c index 3f584a7d078..bee7946faa7 100644 --- a/drivers/media/i2c/wm8775.c +++ b/drivers/media/i2c/wm8775.c @@ -130,12 +130,10 @@ static int wm8775_s_routing(struct v4l2_subdev *sd, return -EINVAL; } state->input = input; - if (!v4l2_ctrl_g_ctrl(state->mute)) + if (v4l2_ctrl_g_ctrl(state->mute)) return 0; if (!v4l2_ctrl_g_ctrl(state->vol)) return 0; - if (!v4l2_ctrl_g_ctrl(state->bal)) - return 0; wm8775_set_audio(sd, 1); return 0; } diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c index a3b1ee9c00d..92a06fd8586 100644 --- a/drivers/media/pci/bt8xx/bttv-driver.c +++ b/drivers/media/pci/bt8xx/bttv-driver.c @@ -4182,7 +4182,8 @@ static int bttv_probe(struct pci_dev *dev, const struct pci_device_id *pci_id) } btv->std = V4L2_STD_PAL; init_irqreg(btv); - v4l2_ctrl_handler_setup(hdl); + if (!bttv_tvcards[btv->c.type].no_video) + v4l2_ctrl_handler_setup(hdl); if (hdl->error) { result = hdl->error; goto fail2; diff --git a/drivers/media/pci/cx18/cx18-driver.h b/drivers/media/pci/cx18/cx18-driver.h index 2767c64df0c..57f4688ea55 100644 --- a/drivers/media/pci/cx18/cx18-driver.h +++ b/drivers/media/pci/cx18/cx18-driver.h @@ -262,7 +262,7 @@ struct cx18_options { }; /* per-mdl bit flags */ -#define CX18_F_M_NEED_SWAP 0 /* mdl buffer data must be endianess swapped */ +#define CX18_F_M_NEED_SWAP 0 /* mdl buffer data must be endianness swapped */ /* per-stream, s_flags */ #define CX18_F_S_CLAIMED 3 /* this stream is claimed */ diff --git a/drivers/media/pci/cx23885/cx23885-417.c b/drivers/media/pci/cx23885/cx23885-417.c index e3fc2c71808..95666eee7b2 100644 --- a/drivers/media/pci/cx23885/cx23885-417.c +++ b/drivers/media/pci/cx23885/cx23885-417.c @@ -427,7 +427,7 @@ int mc417_register_read(struct cx23885_dev *dev, u16 address, u32 *value) cx_write(MC417_RWD, regval); /* Transition RD to effect read transaction across bus. - * Transtion 0x5000 -> 0x9000 correct (RD/RDY -> WR/RDY)? + * Transition 0x5000 -> 0x9000 correct (RD/RDY -> WR/RDY)? * Should it be 0x9000 -> 0xF000 (also why is RDY being set, its * input only...) */ diff --git a/drivers/media/pci/pluto2/pluto2.c b/drivers/media/pci/pluto2/pluto2.c index 8164d74b46a..655d6854a8d 100644 --- a/drivers/media/pci/pluto2/pluto2.c +++ b/drivers/media/pci/pluto2/pluto2.c @@ -401,7 +401,7 @@ static int pluto_hw_init(struct pluto *pluto) /* set automatic LED control by FPGA */ pluto_rw(pluto, REG_MISC, MISC_ALED, MISC_ALED); - /* set data endianess */ + /* set data endianness */ #ifdef __LITTLE_ENDIAN pluto_rw(pluto, REG_PIDn(0), PID0_END, PID0_END); #else diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c index 57ef5456f1e..1bf06970ca3 100644 --- a/drivers/media/pci/saa7164/saa7164-core.c +++ b/drivers/media/pci/saa7164/saa7164-core.c @@ -1354,9 +1354,11 @@ static int saa7164_initdev(struct pci_dev *pci_dev, if (fw_debug) { dev->kthread = kthread_run(saa7164_thread_function, dev, "saa7164 debug"); - if (!dev->kthread) + if (IS_ERR(dev->kthread)) { + dev->kthread = NULL; printk(KERN_ERR "%s() Failed to create " "debug kernel thread\n", __func__); + } } } /* != BOARD_UNKNOWN */ diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c index bd72fb97fea..61f3dbcc259 100644 --- a/drivers/media/platform/coda.c +++ b/drivers/media/platform/coda.c @@ -1434,7 +1434,7 @@ static void coda_buf_queue(struct vb2_buffer *vb) if (q_data->fourcc == V4L2_PIX_FMT_H264 && vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { /* - * For backwards compatiblity, queuing an empty buffer marks + * For backwards compatibility, queuing an empty buffer marks * the stream end */ if (vb2_get_plane_payload(vb, 0) == 0) diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c index 3d66d88ea3a..f7915695c90 100644 --- a/drivers/media/platform/exynos4-is/fimc-core.c +++ b/drivers/media/platform/exynos4-is/fimc-core.c @@ -1039,7 +1039,7 @@ static int fimc_runtime_resume(struct device *dev) dbg("fimc%d: state: 0x%lx", fimc->id, fimc->state); - /* Enable clocks and perform basic initalization */ + /* Enable clocks and perform basic initialization */ clk_enable(fimc->clock[CLK_GATE]); fimc_hw_reset(fimc); diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index 7a4ee4c0449..c1bce170df6 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -759,7 +759,7 @@ static int fimc_md_register_platform_entity(struct fimc_md *fmd, goto dev_unlock; drvdata = dev_get_drvdata(dev); - /* Some subdev didn't probe succesfully id drvdata is NULL */ + /* Some subdev didn't probe successfully id drvdata is NULL */ if (drvdata) { switch (plat_entity) { case IDX_FIMC: diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c index 3458fa0e2fd..054507f1673 100644 --- a/drivers/media/platform/marvell-ccic/mmp-driver.c +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c @@ -142,12 +142,6 @@ static int mmpcam_power_up(struct mcam_camera *mcam) struct mmp_camera *cam = mcam_to_cam(mcam); struct mmp_camera_platform_data *pdata; - if (mcam->bus_type == V4L2_MBUS_CSI2) { - cam->mipi_clk = devm_clk_get(mcam->dev, "mipi"); - if ((IS_ERR(cam->mipi_clk) && mcam->dphy[2] == 0)) - return PTR_ERR(cam->mipi_clk); - } - /* * Turn on power and clocks to the controller. */ @@ -186,12 +180,6 @@ static void mmpcam_power_down(struct mcam_camera *mcam) gpio_set_value(pdata->sensor_power_gpio, 0); gpio_set_value(pdata->sensor_reset_gpio, 0); - if (mcam->bus_type == V4L2_MBUS_CSI2 && !IS_ERR(cam->mipi_clk)) { - if (cam->mipi_clk) - devm_clk_put(mcam->dev, cam->mipi_clk); - cam->mipi_clk = NULL; - } - mcam_clk_disable(mcam); } @@ -292,8 +280,9 @@ void mmpcam_calc_dphy(struct mcam_camera *mcam) return; /* get the escape clk, this is hard coded */ + clk_prepare_enable(cam->mipi_clk); tx_clk_esc = (clk_get_rate(cam->mipi_clk) / 1000000) / 12; - + clk_disable_unprepare(cam->mipi_clk); /* * dphy[2] - CSI2_DPHY6: * bit 0 ~ bit 7: CK Term Enable @@ -325,19 +314,6 @@ static irqreturn_t mmpcam_irq(int irq, void *data) return IRQ_RETVAL(handled); } -static void mcam_deinit_clk(struct mcam_camera *mcam) -{ - unsigned int i; - - for (i = 0; i < NR_MCAM_CLK; i++) { - if (!IS_ERR(mcam->clk[i])) { - if (mcam->clk[i]) - devm_clk_put(mcam->dev, mcam->clk[i]); - } - mcam->clk[i] = NULL; - } -} - static void mcam_init_clk(struct mcam_camera *mcam) { unsigned int i; @@ -371,7 +347,6 @@ static int mmpcam_probe(struct platform_device *pdev) if (cam == NULL) return -ENOMEM; cam->pdev = pdev; - cam->mipi_clk = NULL; INIT_LIST_HEAD(&cam->devlist); mcam = &cam->mcam; @@ -387,6 +362,11 @@ static int mmpcam_probe(struct platform_device *pdev) mcam->mclk_div = pdata->mclk_div; mcam->bus_type = pdata->bus_type; mcam->dphy = pdata->dphy; + if (mcam->bus_type == V4L2_MBUS_CSI2) { + cam->mipi_clk = devm_clk_get(mcam->dev, "mipi"); + if ((IS_ERR(cam->mipi_clk) && mcam->dphy[2] == 0)) + return PTR_ERR(cam->mipi_clk); + } mcam->mipi_enabled = false; mcam->lane = pdata->lane; mcam->chip_id = MCAM_ARMADA610; @@ -444,7 +424,7 @@ static int mmpcam_probe(struct platform_device *pdev) */ ret = mmpcam_power_up(mcam); if (ret) - goto out_deinit_clk; + return ret; ret = mccic_register(mcam); if (ret) goto out_power_down; @@ -469,8 +449,6 @@ out_unregister: mccic_shutdown(mcam); out_power_down: mmpcam_power_down(mcam); -out_deinit_clk: - mcam_deinit_clk(mcam); return ret; } @@ -478,18 +456,10 @@ out_deinit_clk: static int mmpcam_remove(struct mmp_camera *cam) { struct mcam_camera *mcam = &cam->mcam; - struct mmp_camera_platform_data *pdata; mmpcam_remove_device(cam); mccic_shutdown(mcam); mmpcam_power_down(mcam); - pdata = cam->pdev->dev.platform_data; - gpio_free(pdata->sensor_reset_gpio); - gpio_free(pdata->sensor_power_gpio); - mcam_deinit_clk(mcam); - iounmap(cam->power_regs); - iounmap(mcam->regs); - kfree(cam); return 0; } diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 1c360803966..561bce8ffb1 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -1673,7 +1673,7 @@ void omap3isp_print_status(struct isp_device *isp) * ISP clocks get disabled in suspend(). Similarly, the clocks are reenabled in * resume(), and the the pipelines are restarted in complete(). * - * TODO: PM dependencies between the ISP and sensors are not modeled explicitly + * TODO: PM dependencies between the ISP and sensors are not modelled explicitly * yet. */ static int isp_pm_prepare(struct device *dev) diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index a908d006f52..f6304bb074f 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -339,14 +339,11 @@ __isp_video_get_format(struct isp_video *video, struct v4l2_format *format) if (subdev == NULL) return -EINVAL; - mutex_lock(&video->mutex); - fmt.pad = pad; fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE; - ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt); - if (ret == -ENOIOCTLCMD) - ret = -EINVAL; + mutex_lock(&video->mutex); + ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt); mutex_unlock(&video->mutex); if (ret) diff --git a/drivers/media/platform/s5p-mfc/regs-mfc.h b/drivers/media/platform/s5p-mfc/regs-mfc.h index 9319e93599a..6ccc3f8c122 100644 --- a/drivers/media/platform/s5p-mfc/regs-mfc.h +++ b/drivers/media/platform/s5p-mfc/regs-mfc.h @@ -382,7 +382,7 @@ #define S5P_FIMV_R2H_CMD_EDFU_INIT_RET 16 #define S5P_FIMV_R2H_CMD_ERR_RET 32 -/* Dummy definition for MFCv6 compatibilty */ +/* Dummy definition for MFCv6 compatibility */ #define S5P_FIMV_CODEC_H264_MVC_DEC -1 #define S5P_FIMV_R2H_CMD_FIELD_DONE_RET -1 #define S5P_FIMV_MFC_RESET -1 diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index 5f2c4ad6c2c..e46067a5785 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -239,7 +239,7 @@ static void s5p_mfc_handle_frame_copy_time(struct s5p_mfc_ctx *ctx) frame_type = s5p_mfc_hw_call(dev->mfc_ops, get_dec_frame_type, dev); /* Copy timestamp / timecode from decoded src to dst and set - appropraite flags */ + appropriate flags */ src_buf = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); list_for_each_entry(dst_buf, &ctx->dst_queue, list) { if (vb2_dma_contig_plane_dma_addr(dst_buf->b, 0) == dec_y_addr) { @@ -428,7 +428,7 @@ static void s5p_mfc_handle_error(struct s5p_mfc_dev *dev, case MFCINST_FINISHING: case MFCINST_FINISHED: case MFCINST_RUNNING: - /* It is higly probable that an error occured + /* It is highly probable that an error occurred * while decoding a frame */ clear_work_bit(ctx); ctx->state = MFCINST_ERROR; @@ -611,7 +611,7 @@ static irqreturn_t s5p_mfc_irq(int irq, void *priv) mfc_debug(1, "Int reason: %d (err: %08x)\n", reason, err); switch (reason) { case S5P_MFC_R2H_CMD_ERR_RET: - /* An error has occured */ + /* An error has occurred */ if (ctx->state == MFCINST_RUNNING && s5p_mfc_hw_call(dev->mfc_ops, err_dec, err) >= dev->warn_start) @@ -840,7 +840,7 @@ static int s5p_mfc_open(struct file *file) mutex_unlock(&dev->mfc_mutex); mfc_debug_leave(); return ret; - /* Deinit when failure occured */ + /* Deinit when failure occurred */ err_queue_init: if (dev->num_inst == 1) s5p_mfc_deinit_hw(dev); @@ -881,14 +881,14 @@ static int s5p_mfc_release(struct file *file) /* Mark context as idle */ clear_work_bit_irqsave(ctx); /* If instance was initialised then - * return instance and free reosurces */ + * return instance and free resources */ if (ctx->inst_no != MFC_NO_INSTANCE_SET) { mfc_debug(2, "Has to free instance\n"); ctx->state = MFCINST_RETURN_INST; set_work_bit_irqsave(ctx); s5p_mfc_clean_ctx_int_flags(ctx); s5p_mfc_hw_call(dev->mfc_ops, try_run, dev); - /* Wait until instance is returned or timeout occured */ + /* Wait until instance is returned or timeout occurred */ if (s5p_mfc_wait_for_done_ctx (ctx, S5P_MFC_R2H_CMD_CLOSE_INSTANCE_RET, 0)) { s5p_mfc_clock_off(); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c index 7cab6849fb5..2475a3c9a0a 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c @@ -69,7 +69,7 @@ int s5p_mfc_alloc_firmware(struct s5p_mfc_dev *dev) } else { /* In this case bank2 can point to the same address as bank1. - * Firmware will always occupy the beggining of this area so it is + * Firmware will always occupy the beginning of this area so it is * impossible having a video frame buffer with zero address. */ dev->bank2 = dev->bank1; } diff --git a/drivers/media/platform/s5p-tv/mixer.h b/drivers/media/platform/s5p-tv/mixer.h index 04e6490a45b..fb2acc53112 100644 --- a/drivers/media/platform/s5p-tv/mixer.h +++ b/drivers/media/platform/s5p-tv/mixer.h @@ -65,7 +65,7 @@ struct mxr_format { int num_subframes; /** specifies to which subframe belong given plane */ int plane2subframe[MXR_MAX_PLANES]; - /** internal code, driver dependant */ + /** internal code, driver dependent */ unsigned long cookie; }; diff --git a/drivers/media/platform/s5p-tv/mixer_video.c b/drivers/media/platform/s5p-tv/mixer_video.c index 641b1f071e0..81b97db111d 100644 --- a/drivers/media/platform/s5p-tv/mixer_video.c +++ b/drivers/media/platform/s5p-tv/mixer_video.c @@ -528,7 +528,7 @@ static int mxr_s_dv_timings(struct file *file, void *fh, mutex_lock(&mdev->mutex); /* timings change cannot be done while there is an entity - * dependant on output configuration + * dependent on output configuration */ if (mdev->n_output > 0) { mutex_unlock(&mdev->mutex); @@ -585,7 +585,7 @@ static int mxr_s_std(struct file *file, void *fh, v4l2_std_id norm) mutex_lock(&mdev->mutex); /* standard change cannot be done while there is an entity - * dependant on output configuration + * dependent on output configuration */ if (mdev->n_output > 0) { mutex_unlock(&mdev->mutex); diff --git a/drivers/media/platform/soc_camera/omap1_camera.c b/drivers/media/platform/soc_camera/omap1_camera.c index 6769193c7c7..74ce8b6b79f 100644 --- a/drivers/media/platform/soc_camera/omap1_camera.c +++ b/drivers/media/platform/soc_camera/omap1_camera.c @@ -1495,7 +1495,7 @@ static int omap1_cam_set_bus_param(struct soc_camera_device *icd) if (ctrlclock & LCLK_EN) CAM_WRITE(pcdev, CTRLCLOCK, ctrlclock); - /* select bus endianess */ + /* select bus endianness */ xlate = soc_camera_xlate_by_fourcc(icd, pixfmt); fmt = xlate->host_fmt; diff --git a/drivers/media/platform/vivi.c b/drivers/media/platform/vivi.c index 1d3f1196519..2d4e73b45c5 100644 --- a/drivers/media/platform/vivi.c +++ b/drivers/media/platform/vivi.c @@ -1108,7 +1108,7 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i) return 0; } -/* timeperframe is arbitrary and continous */ +/* timeperframe is arbitrary and continuous */ static int vidioc_enum_frameintervals(struct file *file, void *priv, struct v4l2_frmivalenum *fival) { @@ -1125,7 +1125,7 @@ static int vidioc_enum_frameintervals(struct file *file, void *priv, fival->type = V4L2_FRMIVAL_TYPE_CONTINUOUS; - /* fill in stepwise (step=1.0 is requred by V4L2 spec) */ + /* fill in stepwise (step=1.0 is required by V4L2 spec) */ fival->stepwise.min = tpf_min; fival->stepwise.max = tpf_max; fival->stepwise.step = (struct v4l2_fract) {1, 1}; diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c index 1c9e771aa15..d16bf0f41e2 100644 --- a/drivers/media/platform/vsp1/vsp1_drv.c +++ b/drivers/media/platform/vsp1/vsp1_drv.c @@ -323,7 +323,7 @@ static void vsp1_clocks_disable(struct vsp1_device *vsp1) * Increment the VSP1 reference count and initialize the device if the first * reference is taken. * - * Return a pointer to the VSP1 device or NULL if an error occured. + * Return a pointer to the VSP1 device or NULL if an error occurred. */ struct vsp1_device *vsp1_device_get(struct vsp1_device *vsp1) { diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c index 714c53ef6c1..4b0ac07af66 100644 --- a/drivers/media/platform/vsp1/vsp1_video.c +++ b/drivers/media/platform/vsp1/vsp1_video.c @@ -1026,8 +1026,10 @@ int vsp1_video_init(struct vsp1_video *video, struct vsp1_entity *rwpf) /* ... and the buffers queue... */ video->alloc_ctx = vb2_dma_contig_init_ctx(video->vsp1->dev); - if (IS_ERR(video->alloc_ctx)) + if (IS_ERR(video->alloc_ctx)) { + ret = PTR_ERR(video->alloc_ctx); goto error; + } video->queue.type = video->type; video->queue.io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF; diff --git a/drivers/media/radio/radio-shark.c b/drivers/media/radio/radio-shark.c index 3db8a8cfe1a..050b3bb96fe 100644 --- a/drivers/media/radio/radio-shark.c +++ b/drivers/media/radio/radio-shark.c @@ -271,8 +271,7 @@ static void shark_unregister_leds(struct shark_device *shark) cancel_work_sync(&shark->led_work); } -#ifdef CONFIG_PM -static void shark_resume_leds(struct shark_device *shark) +static inline void shark_resume_leds(struct shark_device *shark) { if (test_bit(BLUE_IS_PULSE, &shark->brightness_new)) set_bit(BLUE_PULSE_LED, &shark->brightness_new); @@ -281,7 +280,6 @@ static void shark_resume_leds(struct shark_device *shark) set_bit(RED_LED, &shark->brightness_new); schedule_work(&shark->led_work); } -#endif #else static int shark_register_leds(struct shark_device *shark, struct device *dev) { diff --git a/drivers/media/radio/radio-shark2.c b/drivers/media/radio/radio-shark2.c index d86d90dab8b..8654e0dc5c9 100644 --- a/drivers/media/radio/radio-shark2.c +++ b/drivers/media/radio/radio-shark2.c @@ -237,8 +237,7 @@ static void shark_unregister_leds(struct shark_device *shark) cancel_work_sync(&shark->led_work); } -#ifdef CONFIG_PM -static void shark_resume_leds(struct shark_device *shark) +static inline void shark_resume_leds(struct shark_device *shark) { int i; @@ -247,7 +246,6 @@ static void shark_resume_leds(struct shark_device *shark) schedule_work(&shark->led_work); } -#endif #else static int shark_register_leds(struct shark_device *shark, struct device *dev) { diff --git a/drivers/media/radio/radio-si476x.c b/drivers/media/radio/radio-si476x.c index 9c9084cb99f..2fd9009f866 100644 --- a/drivers/media/radio/radio-si476x.c +++ b/drivers/media/radio/radio-si476x.c @@ -268,8 +268,8 @@ struct si476x_radio; * * @tune_freq: Tune chip to a specific frequency * @seek_start: Star station seeking - * @rsq_status: Get Recieved Signal Quality(RSQ) status - * @rds_blckcnt: Get recived RDS blocks count + * @rsq_status: Get Received Signal Quality(RSQ) status + * @rds_blckcnt: Get received RDS blocks count * @phase_diversity: Change phase diversity mode of the tuner * @phase_div_status: Get phase diversity mode status * @acf_status: Get the status of Automatically Controlled diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c index 036e2f54f4d..3ed1f5669f7 100644 --- a/drivers/media/radio/radio-tea5764.c +++ b/drivers/media/radio/radio-tea5764.c @@ -356,7 +356,7 @@ static int vidioc_s_frequency(struct file *file, void *priv, So we keep it as-is. */ return -EINVAL; } - clamp(freq, FREQ_MIN * FREQ_MUL, FREQ_MAX * FREQ_MUL); + freq = clamp(freq, FREQ_MIN * FREQ_MUL, FREQ_MAX * FREQ_MUL); tea5764_power_up(radio); tea5764_tune(radio, (freq * 125) / 2); return 0; diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index 69e3245a58a..a9319a24c7e 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -112,7 +112,7 @@ static int tef6862_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequen if (f->tuner != 0) return -EINVAL; - clamp(freq, TEF6862_LO_FREQ, TEF6862_HI_FREQ); + freq = clamp(freq, TEF6862_LO_FREQ, TEF6862_HI_FREQ); pll = 1964 + ((freq - TEF6862_LO_FREQ) * 20) / FREQ_MUL; i2cmsg[0] = (MSA_MODE_PRESET << MSA_MODE_SHIFT) | WM_SUB_PLLM; i2cmsg[1] = (pll >> 8) & 0xff; diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c index 72e3fa65248..f329485c662 100644 --- a/drivers/media/rc/imon.c +++ b/drivers/media/rc/imon.c @@ -1370,7 +1370,7 @@ static void imon_pad_to_keys(struct imon_context *ictx, unsigned char *buf) * 0x68nnnnB7 to 0x6AnnnnB7, the left mouse button generates * 0x688301b7 and the right one 0x688481b7. All other keys generate * 0x2nnnnnnn. Position coordinate is encoded in buf[1] and buf[2] with - * reversed endianess. Extract direction from buffer, rotate endianess, + * reversed endianness. Extract direction from buffer, rotate endianness, * adjust sign and feed the values into stabilize(). The resulting codes * will be 0x01008000, 0x01007F00, which match the newer devices. */ diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c index 094484fac94..a5d4f883d05 100644 --- a/drivers/media/rc/redrat3.c +++ b/drivers/media/rc/redrat3.c @@ -118,7 +118,7 @@ static int debug; #define RR3_IR_IO_LENGTH_FUZZ 0x04 /* Timeout for end of signal detection */ #define RR3_IR_IO_SIG_TIMEOUT 0x05 -/* Minumum value for pause recognition. */ +/* Minimum value for pause recognition. */ #define RR3_IR_IO_MIN_PAUSE 0x06 /* Clock freq. of EZ-USB chip */ diff --git a/drivers/media/tuners/mt2063.c b/drivers/media/tuners/mt2063.c index 2e1a02e360f..20cca405bf4 100644 --- a/drivers/media/tuners/mt2063.c +++ b/drivers/media/tuners/mt2063.c @@ -1195,7 +1195,7 @@ static u32 mt2063_set_dnc_output_enable(struct mt2063_state *state, * DNC Output is selected, the other is always off) * * @state: ptr to mt2063_state structure - * @Mode: desired reciever delivery system + * @Mode: desired receiver delivery system * * Note: Register cache must be valid for it to work */ @@ -2119,7 +2119,7 @@ static int mt2063_set_analog_params(struct dvb_frontend *fe, /* * As defined on EN 300 429, the DVB-C roll-off factor is 0.15. - * So, the amount of the needed bandwith is given by: + * So, the amount of the needed bandwidth is given by: * Bw = Symbol_rate * (1 + 0.15) * As such, the maximum symbol rate supported by 6 MHz is given by: * max_symbol_rate = 6 MHz / 1.15 = 5217391 Bauds diff --git a/drivers/media/tuners/tuner-xc2028-types.h b/drivers/media/tuners/tuner-xc2028-types.h index 74dc46a71f6..7e4798783db 100644 --- a/drivers/media/tuners/tuner-xc2028-types.h +++ b/drivers/media/tuners/tuner-xc2028-types.h @@ -119,7 +119,7 @@ #define V4L2_STD_A2 (V4L2_STD_A2_A | V4L2_STD_A2_B) #define V4L2_STD_NICAM (V4L2_STD_NICAM_A | V4L2_STD_NICAM_B) -/* To preserve backward compatibilty, +/* To preserve backward compatibility, (std & V4L2_STD_AUDIO) = 0 means that ALL audio stds are supported */ diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c index e9d017bea37..528cce958a8 100644 --- a/drivers/media/usb/cx231xx/cx231xx-cards.c +++ b/drivers/media/usb/cx231xx/cx231xx-cards.c @@ -1412,8 +1412,8 @@ err_v4l2: usb_set_intfdata(interface, NULL); err_if: usb_put_dev(udev); - kfree(dev); clear_bit(dev->devno, &cx231xx_devused); + kfree(dev); return retval; } diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index c8fcd78425b..8f9b2cea88f 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -131,7 +131,7 @@ static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len) { u8 wbuf[MAX_XFER_SIZE]; u8 mbox = (reg >> 16) & 0xff; - struct usb_req req = { CMD_MEM_WR, mbox, sizeof(wbuf), wbuf, 0, NULL }; + struct usb_req req = { CMD_MEM_WR, mbox, 6 + len, wbuf, 0, NULL }; if (6 + len > sizeof(wbuf)) { dev_warn(&d->udev->dev, "%s: i2c wr: len=%d is too big!\n", @@ -238,14 +238,15 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, } else { /* I2C */ u8 buf[MAX_XFER_SIZE]; - struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf), + struct usb_req req = { CMD_I2C_RD, 0, 5 + msg[0].len, buf, msg[1].len, msg[1].buf }; if (5 + msg[0].len > sizeof(buf)) { dev_warn(&d->udev->dev, "%s: i2c xfer: len=%d is too big!\n", KBUILD_MODNAME, msg[0].len); - return -EOPNOTSUPP; + ret = -EOPNOTSUPP; + goto unlock; } req.mbox |= ((msg[0].addr & 0x80) >> 3); buf[0] = msg[1].len; @@ -274,14 +275,15 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, } else { /* I2C */ u8 buf[MAX_XFER_SIZE]; - struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf, - 0, NULL }; + struct usb_req req = { CMD_I2C_WR, 0, 5 + msg[0].len, + buf, 0, NULL }; if (5 + msg[0].len > sizeof(buf)) { dev_warn(&d->udev->dev, "%s: i2c xfer: len=%d is too big!\n", KBUILD_MODNAME, msg[0].len); - return -EOPNOTSUPP; + ret = -EOPNOTSUPP; + goto unlock; } req.mbox |= ((msg[0].addr & 0x80) >> 3); buf[0] = msg[0].len; @@ -319,6 +321,7 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, ret = -EOPNOTSUPP; } +unlock: mutex_unlock(&d->i2c_mutex); if (ret < 0) @@ -1534,6 +1537,8 @@ static const struct usb_device_id af9035_id_table[] = { /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */ { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099, &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)", NULL) }, + { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05, + &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) }, { } }; MODULE_DEVICE_TABLE(usb, af9035_id_table); diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf.c b/drivers/media/usb/dvb-usb-v2/mxl111sf.c index 2627553f7de..08240e49845 100644 --- a/drivers/media/usb/dvb-usb-v2/mxl111sf.c +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf.c @@ -266,7 +266,7 @@ static int mxl111sf_adap_fe_init(struct dvb_frontend *fe) struct mxl111sf_adap_state *adap_state = &state->adap_state[fe->id]; int err; - /* exit if we didnt initialize the driver yet */ + /* exit if we didn't initialize the driver yet */ if (!state->chip_id) { mxl_debug("driver not yet initialized, exit."); goto fail; @@ -322,7 +322,7 @@ static int mxl111sf_adap_fe_sleep(struct dvb_frontend *fe) struct mxl111sf_adap_state *adap_state = &state->adap_state[fe->id]; int err; - /* exit if we didnt initialize the driver yet */ + /* exit if we didn't initialize the driver yet */ if (!state->chip_id) { mxl_debug("driver not yet initialized, exit."); goto fail; diff --git a/drivers/media/usb/dvb-usb/technisat-usb2.c b/drivers/media/usb/dvb-usb/technisat-usb2.c index 40832a1aef6..98d24aefb64 100644 --- a/drivers/media/usb/dvb-usb/technisat-usb2.c +++ b/drivers/media/usb/dvb-usb/technisat-usb2.c @@ -102,7 +102,7 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, if (rxlen > 62) { err("i2c RX buffer can't exceed 62 bytes (dev 0x%02x)", device_addr); - txlen = 62; + rxlen = 62; } b[0] = I2C_SPEED_100KHZ_BIT; diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index fc5d60efd4a..dd19c9ff76e 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -1664,8 +1664,8 @@ static int em28xx_v4l2_close(struct file *filp) em28xx_videodbg("users=%d\n", dev->users); - mutex_lock(&dev->lock); vb2_fop_release(filp); + mutex_lock(&dev->lock); if (dev->users == 1) { /* the device is already disconnect, diff --git a/drivers/media/usb/gspca/gl860/gl860.c b/drivers/media/usb/gspca/gl860/gl860.c index cb1e64ca59c..cea8d7f51c3 100644 --- a/drivers/media/usb/gspca/gl860/gl860.c +++ b/drivers/media/usb/gspca/gl860/gl860.c @@ -438,7 +438,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, s32 nToSkip = sd->swapRB * (gspca_dev->cam.cam_mode[mode].bytesperline + 1); - /* Test only against 0202h, so endianess does not matter */ + /* Test only against 0202h, so endianness does not matter */ switch (*(s16 *) data) { case 0x0202: /* End of frame, start a new one */ gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); diff --git a/drivers/media/usb/gspca/pac207.c b/drivers/media/usb/gspca/pac207.c index cd79c180f67..07529e5a0c5 100644 --- a/drivers/media/usb/gspca/pac207.c +++ b/drivers/media/usb/gspca/pac207.c @@ -416,7 +416,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, #if IS_ENABLED(CONFIG_INPUT) static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, /* interrupt packet data */ - int len) /* interrput packet length */ + int len) /* interrupt packet length */ { int ret = -EINVAL; diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c index a9150964356..2fd1c5e31a0 100644 --- a/drivers/media/usb/gspca/pac7302.c +++ b/drivers/media/usb/gspca/pac7302.c @@ -874,7 +874,7 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, #if IS_ENABLED(CONFIG_INPUT) static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, /* interrupt packet data */ - int len) /* interrput packet length */ + int len) /* interrupt packet length */ { int ret = -EINVAL; u8 data0, data1; diff --git a/drivers/media/usb/gspca/stk1135.c b/drivers/media/usb/gspca/stk1135.c index 1fc80af2a18..48234c9a8b6 100644 --- a/drivers/media/usb/gspca/stk1135.c +++ b/drivers/media/usb/gspca/stk1135.c @@ -361,6 +361,9 @@ static void stk1135_configure_clock(struct gspca_dev *gspca_dev) /* set serial interface clock divider (30MHz/0x1f*16+2) = 60240 kHz) */ reg_w(gspca_dev, STK1135_REG_SICTL + 2, 0x1f); + + /* wait a while for sensor to catch up */ + udelay(1000); } static void stk1135_camera_disable(struct gspca_dev *gspca_dev) diff --git a/drivers/media/usb/gspca/stv0680.c b/drivers/media/usb/gspca/stv0680.c index 9c0827631b9..7f94ec74282 100644 --- a/drivers/media/usb/gspca/stv0680.c +++ b/drivers/media/usb/gspca/stv0680.c @@ -139,7 +139,7 @@ static int sd_config(struct gspca_dev *gspca_dev, struct sd *sd = (struct sd *) gspca_dev; struct cam *cam = &gspca_dev->cam; - /* Give the camera some time to settle, otherwise initalization will + /* Give the camera some time to settle, otherwise initialization will fail on hotplug, and yes it really needs a full second. */ msleep(1000); diff --git a/drivers/media/usb/gspca/sunplus.c b/drivers/media/usb/gspca/sunplus.c index a517d185feb..46c9f2229a1 100644 --- a/drivers/media/usb/gspca/sunplus.c +++ b/drivers/media/usb/gspca/sunplus.c @@ -1027,6 +1027,7 @@ static const struct usb_device_id device_table[] = { {USB_DEVICE(0x055f, 0xc650), BS(SPCA533, 0)}, {USB_DEVICE(0x05da, 0x1018), BS(SPCA504B, 0)}, {USB_DEVICE(0x06d6, 0x0031), BS(SPCA533, 0)}, + {USB_DEVICE(0x06d6, 0x0041), BS(SPCA504B, 0)}, {USB_DEVICE(0x0733, 0x1311), BS(SPCA533, 0)}, {USB_DEVICE(0x0733, 0x1314), BS(SPCA533, 0)}, {USB_DEVICE(0x0733, 0x2211), BS(SPCA533, 0)}, diff --git a/drivers/media/usb/gspca/zc3xx.c b/drivers/media/usb/gspca/zc3xx.c index 7b95d8e88a2..d3e1b6d8bf4 100644 --- a/drivers/media/usb/gspca/zc3xx.c +++ b/drivers/media/usb/gspca/zc3xx.c @@ -6905,7 +6905,7 @@ static int sd_get_jcomp(struct gspca_dev *gspca_dev, #if IS_ENABLED(CONFIG_INPUT) static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, /* interrupt packet data */ - int len) /* interrput packet length */ + int len) /* interrupt packet length */ { if (len == 8 && data[4] == 1) { input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1); diff --git a/drivers/media/usb/pwc/pwc-if.c b/drivers/media/usb/pwc/pwc-if.c index 77bbf788965..78c9bc8e7f5 100644 --- a/drivers/media/usb/pwc/pwc-if.c +++ b/drivers/media/usb/pwc/pwc-if.c @@ -1039,7 +1039,7 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id /* Set the leds off */ pwc_set_leds(pdev, 0, 0); - /* Setup intial videomode */ + /* Setup initial videomode */ rc = pwc_set_video_mode(pdev, MAX_WIDTH, MAX_HEIGHT, V4L2_PIX_FMT_YUV420, 30, &compression, 1); if (rc) diff --git a/drivers/media/usb/usbtv/usbtv.c b/drivers/media/usb/usbtv/usbtv.c index 8a505a90d31..6222a4ab1e0 100644 --- a/drivers/media/usb/usbtv/usbtv.c +++ b/drivers/media/usb/usbtv/usbtv.c @@ -50,13 +50,8 @@ #define USBTV_ISOC_TRANSFERS 16 #define USBTV_ISOC_PACKETS 8 -#define USBTV_WIDTH 720 -#define USBTV_HEIGHT 480 - #define USBTV_CHUNK_SIZE 256 #define USBTV_CHUNK 240 -#define USBTV_CHUNKS (USBTV_WIDTH * USBTV_HEIGHT \ - / 4 / USBTV_CHUNK) /* Chunk header. */ #define USBTV_MAGIC_OK(chunk) ((be32_to_cpu(chunk[0]) & 0xff000000) \ @@ -65,6 +60,27 @@ #define USBTV_ODD(chunk) ((be32_to_cpu(chunk[0]) & 0x0000f000) >> 15) #define USBTV_CHUNK_NO(chunk) (be32_to_cpu(chunk[0]) & 0x00000fff) +#define USBTV_TV_STD (V4L2_STD_525_60 | V4L2_STD_PAL) + +/* parameters for supported TV norms */ +struct usbtv_norm_params { + v4l2_std_id norm; + int cap_width, cap_height; +}; + +static struct usbtv_norm_params norm_params[] = { + { + .norm = V4L2_STD_525_60, + .cap_width = 720, + .cap_height = 480, + }, + { + .norm = V4L2_STD_PAL, + .cap_width = 720, + .cap_height = 576, + } +}; + /* A single videobuf2 frame buffer. */ struct usbtv_buf { struct vb2_buffer vb; @@ -94,11 +110,38 @@ struct usbtv { USBTV_COMPOSITE_INPUT, USBTV_SVIDEO_INPUT, } input; + v4l2_std_id norm; + int width, height; + int n_chunks; int iso_size; unsigned int sequence; struct urb *isoc_urbs[USBTV_ISOC_TRANSFERS]; }; +static int usbtv_configure_for_norm(struct usbtv *usbtv, v4l2_std_id norm) +{ + int i, ret = 0; + struct usbtv_norm_params *params = NULL; + + for (i = 0; i < ARRAY_SIZE(norm_params); i++) { + if (norm_params[i].norm & norm) { + params = &norm_params[i]; + break; + } + } + + if (params) { + usbtv->width = params->cap_width; + usbtv->height = params->cap_height; + usbtv->n_chunks = usbtv->width * usbtv->height + / 4 / USBTV_CHUNK; + usbtv->norm = params->norm; + } else + ret = -EINVAL; + + return ret; +} + static int usbtv_set_regs(struct usbtv *usbtv, const u16 regs[][2], int size) { int ret; @@ -158,6 +201,57 @@ static int usbtv_select_input(struct usbtv *usbtv, int input) return ret; } +static int usbtv_select_norm(struct usbtv *usbtv, v4l2_std_id norm) +{ + int ret; + static const u16 pal[][2] = { + { USBTV_BASE + 0x001a, 0x0068 }, + { USBTV_BASE + 0x010e, 0x0072 }, + { USBTV_BASE + 0x010f, 0x00a2 }, + { USBTV_BASE + 0x0112, 0x00b0 }, + { USBTV_BASE + 0x0117, 0x0001 }, + { USBTV_BASE + 0x0118, 0x002c }, + { USBTV_BASE + 0x012d, 0x0010 }, + { USBTV_BASE + 0x012f, 0x0020 }, + { USBTV_BASE + 0x024f, 0x0002 }, + { USBTV_BASE + 0x0254, 0x0059 }, + { USBTV_BASE + 0x025a, 0x0016 }, + { USBTV_BASE + 0x025b, 0x0035 }, + { USBTV_BASE + 0x0263, 0x0017 }, + { USBTV_BASE + 0x0266, 0x0016 }, + { USBTV_BASE + 0x0267, 0x0036 } + }; + + static const u16 ntsc[][2] = { + { USBTV_BASE + 0x001a, 0x0079 }, + { USBTV_BASE + 0x010e, 0x0068 }, + { USBTV_BASE + 0x010f, 0x009c }, + { USBTV_BASE + 0x0112, 0x00f0 }, + { USBTV_BASE + 0x0117, 0x0000 }, + { USBTV_BASE + 0x0118, 0x00fc }, + { USBTV_BASE + 0x012d, 0x0004 }, + { USBTV_BASE + 0x012f, 0x0008 }, + { USBTV_BASE + 0x024f, 0x0001 }, + { USBTV_BASE + 0x0254, 0x005f }, + { USBTV_BASE + 0x025a, 0x0012 }, + { USBTV_BASE + 0x025b, 0x0001 }, + { USBTV_BASE + 0x0263, 0x001c }, + { USBTV_BASE + 0x0266, 0x0011 }, + { USBTV_BASE + 0x0267, 0x0005 } + }; + + ret = usbtv_configure_for_norm(usbtv, norm); + + if (!ret) { + if (norm & V4L2_STD_525_60) + ret = usbtv_set_regs(usbtv, ntsc, ARRAY_SIZE(ntsc)); + else if (norm & V4L2_STD_PAL) + ret = usbtv_set_regs(usbtv, pal, ARRAY_SIZE(pal)); + } + + return ret; +} + static int usbtv_setup_capture(struct usbtv *usbtv) { int ret; @@ -225,26 +319,11 @@ static int usbtv_setup_capture(struct usbtv *usbtv) { USBTV_BASE + 0x0284, 0x0088 }, { USBTV_BASE + 0x0003, 0x0004 }, - { USBTV_BASE + 0x001a, 0x0079 }, { USBTV_BASE + 0x0100, 0x00d3 }, - { USBTV_BASE + 0x010e, 0x0068 }, - { USBTV_BASE + 0x010f, 0x009c }, - { USBTV_BASE + 0x0112, 0x00f0 }, { USBTV_BASE + 0x0115, 0x0015 }, - { USBTV_BASE + 0x0117, 0x0000 }, - { USBTV_BASE + 0x0118, 0x00fc }, - { USBTV_BASE + 0x012d, 0x0004 }, - { USBTV_BASE + 0x012f, 0x0008 }, { USBTV_BASE + 0x0220, 0x002e }, { USBTV_BASE + 0x0225, 0x0008 }, { USBTV_BASE + 0x024e, 0x0002 }, - { USBTV_BASE + 0x024f, 0x0001 }, - { USBTV_BASE + 0x0254, 0x005f }, - { USBTV_BASE + 0x025a, 0x0012 }, - { USBTV_BASE + 0x025b, 0x0001 }, - { USBTV_BASE + 0x0263, 0x001c }, - { USBTV_BASE + 0x0266, 0x0011 }, - { USBTV_BASE + 0x0267, 0x0005 }, { USBTV_BASE + 0x024e, 0x0002 }, { USBTV_BASE + 0x024f, 0x0002 }, }; @@ -253,6 +332,10 @@ static int usbtv_setup_capture(struct usbtv *usbtv) if (ret) return ret; + ret = usbtv_select_norm(usbtv, usbtv->norm); + if (ret) + return ret; + ret = usbtv_select_input(usbtv, usbtv->input); if (ret) return ret; @@ -296,7 +379,7 @@ static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk) frame_id = USBTV_FRAME_ID(chunk); odd = USBTV_ODD(chunk); chunk_no = USBTV_CHUNK_NO(chunk); - if (chunk_no >= USBTV_CHUNKS) + if (chunk_no >= usbtv->n_chunks) return; /* Beginning of a frame. */ @@ -324,10 +407,10 @@ static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk) usbtv->chunks_done++; /* Last chunk in a frame, signalling an end */ - if (odd && chunk_no == USBTV_CHUNKS-1) { + if (odd && chunk_no == usbtv->n_chunks-1) { int size = vb2_plane_size(&buf->vb, 0); enum vb2_buffer_state state = usbtv->chunks_done == - USBTV_CHUNKS ? + usbtv->n_chunks ? VB2_BUF_STATE_DONE : VB2_BUF_STATE_ERROR; @@ -500,6 +583,8 @@ static int usbtv_querycap(struct file *file, void *priv, static int usbtv_enum_input(struct file *file, void *priv, struct v4l2_input *i) { + struct usbtv *dev = video_drvdata(file); + switch (i->index) { case USBTV_COMPOSITE_INPUT: strlcpy(i->name, "Composite", sizeof(i->name)); @@ -512,7 +597,7 @@ static int usbtv_enum_input(struct file *file, void *priv, } i->type = V4L2_INPUT_TYPE_CAMERA; - i->std = V4L2_STD_525_60; + i->std = dev->vdev.tvnorms; return 0; } @@ -531,23 +616,37 @@ static int usbtv_enum_fmt_vid_cap(struct file *file, void *priv, static int usbtv_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { - f->fmt.pix.width = USBTV_WIDTH; - f->fmt.pix.height = USBTV_HEIGHT; + struct usbtv *usbtv = video_drvdata(file); + + f->fmt.pix.width = usbtv->width; + f->fmt.pix.height = usbtv->height; f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV; f->fmt.pix.field = V4L2_FIELD_INTERLACED; - f->fmt.pix.bytesperline = USBTV_WIDTH * 2; + f->fmt.pix.bytesperline = usbtv->width * 2; f->fmt.pix.sizeimage = (f->fmt.pix.bytesperline * f->fmt.pix.height); f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - f->fmt.pix.priv = 0; + return 0; } static int usbtv_g_std(struct file *file, void *priv, v4l2_std_id *norm) { - *norm = V4L2_STD_525_60; + struct usbtv *usbtv = video_drvdata(file); + *norm = usbtv->norm; return 0; } +static int usbtv_s_std(struct file *file, void *priv, v4l2_std_id norm) +{ + int ret = -EINVAL; + struct usbtv *usbtv = video_drvdata(file); + + if ((norm & V4L2_STD_525_60) || (norm & V4L2_STD_PAL)) + ret = usbtv_select_norm(usbtv, norm); + + return ret; +} + static int usbtv_g_input(struct file *file, void *priv, unsigned int *i) { struct usbtv *usbtv = video_drvdata(file); @@ -561,13 +660,6 @@ static int usbtv_s_input(struct file *file, void *priv, unsigned int i) return usbtv_select_input(usbtv, i); } -static int usbtv_s_std(struct file *file, void *priv, v4l2_std_id norm) -{ - if (norm & V4L2_STD_525_60) - return 0; - return -EINVAL; -} - struct v4l2_ioctl_ops usbtv_ioctl_ops = { .vidioc_querycap = usbtv_querycap, .vidioc_enum_input = usbtv_enum_input, @@ -604,10 +696,12 @@ static int usbtv_queue_setup(struct vb2_queue *vq, const struct v4l2_format *v4l_fmt, unsigned int *nbuffers, unsigned int *nplanes, unsigned int sizes[], void *alloc_ctxs[]) { + struct usbtv *usbtv = vb2_get_drv_priv(vq); + if (*nbuffers < 2) *nbuffers = 2; *nplanes = 1; - sizes[0] = USBTV_WIDTH * USBTV_HEIGHT / 2 * sizeof(u32); + sizes[0] = USBTV_CHUNK * usbtv->n_chunks * 2 * sizeof(u32); return 0; } @@ -690,7 +784,11 @@ static int usbtv_probe(struct usb_interface *intf, return -ENOMEM; usbtv->dev = dev; usbtv->udev = usb_get_dev(interface_to_usbdev(intf)); + usbtv->iso_size = size; + + (void)usbtv_configure_for_norm(usbtv, V4L2_STD_525_60); + spin_lock_init(&usbtv->buflock); mutex_init(&usbtv->v4l2_lock); mutex_init(&usbtv->vb2q_lock); @@ -727,7 +825,7 @@ static int usbtv_probe(struct usb_interface *intf, usbtv->vdev.release = video_device_release_empty; usbtv->vdev.fops = &usbtv_fops; usbtv->vdev.ioctl_ops = &usbtv_ioctl_ops; - usbtv->vdev.tvnorms = V4L2_STD_525_60; + usbtv->vdev.tvnorms = USBTV_TV_STD; usbtv->vdev.queue = &usbtv->vb2q; usbtv->vdev.lock = &usbtv->v4l2_lock; set_bit(V4L2_FL_USE_FH_PRIO, &usbtv->vdev.flags); diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index 899cb6d1c4a..898c208889c 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -556,7 +556,7 @@ static u16 uvc_video_clock_host_sof(const struct uvc_clock_sample *sample) * * SOF = ((SOF2 - SOF1) * PTS + SOF1 * STC2 - SOF2 * STC1) / (STC2 - STC1) (1) * - * to avoid loosing precision in the division. Similarly, the host timestamp is + * to avoid losing precision in the division. Similarly, the host timestamp is * computed with * * TS = ((TS2 - TS1) * PTS + TS1 * SOF2 - TS2 * SOF1) / (SOF2 - SOF1) (2) diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 60dcc0f3b32..fb46790d0ec 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -420,7 +420,7 @@ const char * const *v4l2_ctrl_get_menu(u32 id) "Advanced Simple", "Core", "Simple Scalable", - "Advanced Coding Efficency", + "Advanced Coding Efficiency", NULL, }; diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index b19b306c8f7..0edc165f418 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -145,6 +145,25 @@ static void __vb2_buf_dmabuf_put(struct vb2_buffer *vb) } /** + * __setup_lengths() - setup initial lengths for every plane in + * every buffer on the queue + */ +static void __setup_lengths(struct vb2_queue *q, unsigned int n) +{ + unsigned int buffer, plane; + struct vb2_buffer *vb; + + for (buffer = q->num_buffers; buffer < q->num_buffers + n; ++buffer) { + vb = q->bufs[buffer]; + if (!vb) + continue; + + for (plane = 0; plane < vb->num_planes; ++plane) + vb->v4l2_planes[plane].length = q->plane_sizes[plane]; + } +} + +/** * __setup_offsets() - setup unique offsets ("cookies") for every plane in * every buffer on the queue */ @@ -169,7 +188,6 @@ static void __setup_offsets(struct vb2_queue *q, unsigned int n) continue; for (plane = 0; plane < vb->num_planes; ++plane) { - vb->v4l2_planes[plane].length = q->plane_sizes[plane]; vb->v4l2_planes[plane].m.mem_offset = off; dprintk(3, "Buffer %d, plane %d offset 0x%08lx\n", @@ -241,6 +259,7 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum v4l2_memory memory, q->bufs[q->num_buffers + buffer] = vb; } + __setup_lengths(q, buffer); if (memory == V4L2_MEMORY_MMAP) __setup_offsets(q, buffer); @@ -1824,8 +1843,8 @@ int vb2_expbuf(struct vb2_queue *q, struct v4l2_exportbuffer *eb) return -EINVAL; } - if (eb->flags & ~O_CLOEXEC) { - dprintk(1, "Queue does support only O_CLOEXEC flag\n"); + if (eb->flags & ~(O_CLOEXEC | O_ACCMODE)) { + dprintk(1, "Queue does support only O_CLOEXEC and access mode flags\n"); return -EINVAL; } @@ -1848,14 +1867,14 @@ int vb2_expbuf(struct vb2_queue *q, struct v4l2_exportbuffer *eb) vb_plane = &vb->planes[eb->plane]; - dbuf = call_memop(q, get_dmabuf, vb_plane->mem_priv); + dbuf = call_memop(q, get_dmabuf, vb_plane->mem_priv, eb->flags & O_ACCMODE); if (IS_ERR_OR_NULL(dbuf)) { dprintk(1, "Failed to export buffer %d, plane %d\n", eb->index, eb->plane); return -EINVAL; } - ret = dma_buf_fd(dbuf, eb->flags); + ret = dma_buf_fd(dbuf, eb->flags & ~O_ACCMODE); if (ret < 0) { dprintk(3, "buffer %d, plane %d failed to export (%d)\n", eb->index, eb->plane, ret); diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index 646f08f4f50..33d3871d1e1 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -393,7 +393,7 @@ static struct sg_table *vb2_dc_get_base_sgt(struct vb2_dc_buf *buf) return sgt; } -static struct dma_buf *vb2_dc_get_dmabuf(void *buf_priv) +static struct dma_buf *vb2_dc_get_dmabuf(void *buf_priv, unsigned long flags) { struct vb2_dc_buf *buf = buf_priv; struct dma_buf *dbuf; @@ -404,7 +404,7 @@ static struct dma_buf *vb2_dc_get_dmabuf(void *buf_priv) if (WARN_ON(!buf->sgt_base)) return NULL; - dbuf = dma_buf_export(buf, &vb2_dc_dmabuf_ops, buf->size, 0); + dbuf = dma_buf_export(buf, &vb2_dc_dmabuf_ops, buf->size, flags); if (IS_ERR(dbuf)) return NULL; diff --git a/drivers/media/v4l2-core/videobuf2-dma-sg.c b/drivers/media/v4l2-core/videobuf2-dma-sg.c index 2f860543912..0d3a8ffe47a 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf2-dma-sg.c @@ -178,7 +178,7 @@ static void *vb2_dma_sg_get_userptr(void *alloc_ctx, unsigned long vaddr, buf->pages = kzalloc(buf->num_pages * sizeof(struct page *), GFP_KERNEL); if (!buf->pages) - return NULL; + goto userptr_fail_alloc_pages; num_pages_from_user = get_user_pages(current, current->mm, vaddr & PAGE_MASK, @@ -204,6 +204,7 @@ userptr_fail_get_user_pages: while (--num_pages_from_user >= 0) put_page(buf->pages[num_pages_from_user]); kfree(buf->pages); +userptr_fail_alloc_pages: kfree(buf); return NULL; } diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 62a60caa5d1..dd671582c9a 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -32,7 +32,7 @@ config MFD_AS3722 select MFD_CORE select REGMAP_I2C select REGMAP_IRQ - depends on I2C && OF + depends on I2C=y && OF help The ams AS3722 is a compact system PMU suitable for mobile phones, tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c index da1c6566d93..37edf9e989b 100644 --- a/drivers/mfd/lpc_ich.c +++ b/drivers/mfd/lpc_ich.c @@ -506,7 +506,7 @@ static struct lpc_ich_info lpc_chipset_info[] = { .iTCO_version = 2, }, [LPC_WPT_LP] = { - .name = "Lynx Point_LP", + .name = "Wildcat Point_LP", .iTCO_version = 2, }, }; diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c index 34c18fb8c08..54cc2554659 100644 --- a/drivers/mfd/sec-core.c +++ b/drivers/mfd/sec-core.c @@ -81,31 +81,31 @@ static struct of_device_id sec_dt_match[] = { int sec_reg_read(struct sec_pmic_dev *sec_pmic, u8 reg, void *dest) { - return regmap_read(sec_pmic->regmap, reg, dest); + return regmap_read(sec_pmic->regmap_pmic, reg, dest); } EXPORT_SYMBOL_GPL(sec_reg_read); int sec_bulk_read(struct sec_pmic_dev *sec_pmic, u8 reg, int count, u8 *buf) { - return regmap_bulk_read(sec_pmic->regmap, reg, buf, count); + return regmap_bulk_read(sec_pmic->regmap_pmic, reg, buf, count); } EXPORT_SYMBOL_GPL(sec_bulk_read); int sec_reg_write(struct sec_pmic_dev *sec_pmic, u8 reg, u8 value) { - return regmap_write(sec_pmic->regmap, reg, value); + return regmap_write(sec_pmic->regmap_pmic, reg, value); } EXPORT_SYMBOL_GPL(sec_reg_write); int sec_bulk_write(struct sec_pmic_dev *sec_pmic, u8 reg, int count, u8 *buf) { - return regmap_raw_write(sec_pmic->regmap, reg, buf, count); + return regmap_raw_write(sec_pmic->regmap_pmic, reg, buf, count); } EXPORT_SYMBOL_GPL(sec_bulk_write); int sec_reg_update(struct sec_pmic_dev *sec_pmic, u8 reg, u8 val, u8 mask) { - return regmap_update_bits(sec_pmic->regmap, reg, mask, val); + return regmap_update_bits(sec_pmic->regmap_pmic, reg, mask, val); } EXPORT_SYMBOL_GPL(sec_reg_update); @@ -166,6 +166,11 @@ static struct regmap_config s5m8767_regmap_config = { .cache_type = REGCACHE_FLAT, }; +static const struct regmap_config sec_rtc_regmap_config = { + .reg_bits = 8, + .val_bits = 8, +}; + #ifdef CONFIG_OF /* * Only the common platform data elements for s5m8767 are parsed here from the @@ -266,9 +271,9 @@ static int sec_pmic_probe(struct i2c_client *i2c, break; } - sec_pmic->regmap = devm_regmap_init_i2c(i2c, regmap); - if (IS_ERR(sec_pmic->regmap)) { - ret = PTR_ERR(sec_pmic->regmap); + sec_pmic->regmap_pmic = devm_regmap_init_i2c(i2c, regmap); + if (IS_ERR(sec_pmic->regmap_pmic)) { + ret = PTR_ERR(sec_pmic->regmap_pmic); dev_err(&i2c->dev, "Failed to allocate register map: %d\n", ret); return ret; @@ -277,6 +282,15 @@ static int sec_pmic_probe(struct i2c_client *i2c, sec_pmic->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR); i2c_set_clientdata(sec_pmic->rtc, sec_pmic); + sec_pmic->regmap_rtc = devm_regmap_init_i2c(sec_pmic->rtc, + &sec_rtc_regmap_config); + if (IS_ERR(sec_pmic->regmap_rtc)) { + ret = PTR_ERR(sec_pmic->regmap_rtc); + dev_err(&i2c->dev, "Failed to allocate RTC register map: %d\n", + ret); + return ret; + } + if (pdata && pdata->cfg_pmic_irq) pdata->cfg_pmic_irq(); diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c index 0dd84e99081..b441b1be27c 100644 --- a/drivers/mfd/sec-irq.c +++ b/drivers/mfd/sec-irq.c @@ -280,19 +280,19 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic) switch (type) { case S5M8763X: - ret = regmap_add_irq_chip(sec_pmic->regmap, sec_pmic->irq, + ret = regmap_add_irq_chip(sec_pmic->regmap_pmic, sec_pmic->irq, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, sec_pmic->irq_base, &s5m8763_irq_chip, &sec_pmic->irq_data); break; case S5M8767X: - ret = regmap_add_irq_chip(sec_pmic->regmap, sec_pmic->irq, + ret = regmap_add_irq_chip(sec_pmic->regmap_pmic, sec_pmic->irq, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, sec_pmic->irq_base, &s5m8767_irq_chip, &sec_pmic->irq_data); break; case S2MPS11X: - ret = regmap_add_irq_chip(sec_pmic->regmap, sec_pmic->irq, + ret = regmap_add_irq_chip(sec_pmic->regmap_pmic, sec_pmic->irq, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, sec_pmic->irq_base, &s2mps11_irq_chip, &sec_pmic->irq_data); diff --git a/drivers/mfd/ti-ssp.c b/drivers/mfd/ti-ssp.c index 71e3e0c5bf7..a5424579679 100644 --- a/drivers/mfd/ti-ssp.c +++ b/drivers/mfd/ti-ssp.c @@ -32,6 +32,7 @@ #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/io.h> +#include <linux/sched.h> #include <linux/mfd/core.h> #include <linux/mfd/ti_ssp.h> @@ -409,7 +410,6 @@ static int ti_ssp_probe(struct platform_device *pdev) cells[id].id = id; cells[id].name = data->dev_name; cells[id].platform_data = data->pdata; - cells[id].data_size = data->pdata_size; } error = mfd_add_devices(dev, 0, cells, 2, NULL, 0, NULL); diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index 6c0fde55270..66f411a6e8e 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -109,9 +109,12 @@ #define MEI_DEV_ID_PPT_2 0x1CBA /* Panther Point */ #define MEI_DEV_ID_PPT_3 0x1DBA /* Panther Point */ -#define MEI_DEV_ID_LPT 0x8C3A /* Lynx Point */ +#define MEI_DEV_ID_LPT_H 0x8C3A /* Lynx Point H */ #define MEI_DEV_ID_LPT_W 0x8D3A /* Lynx Point - Wellsburg */ #define MEI_DEV_ID_LPT_LP 0x9C3A /* Lynx Point LP */ +#define MEI_DEV_ID_LPT_HR 0x8CBA /* Lynx Point H Refresh */ + +#define MEI_DEV_ID_WPT_LP 0x9CBA /* Wildcat Point LP */ /* * MEI HW Section */ diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index b96205aece0..2cab3c0a680 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -76,9 +76,11 @@ static DEFINE_PCI_DEVICE_TABLE(mei_me_pci_tbl) = { {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PPT_1)}, {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PPT_2)}, {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PPT_3)}, - {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT)}, + {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT_H)}, {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT_W)}, {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT_LP)}, + {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT_HR)}, + {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_WPT_LP)}, /* required last entry */ {0, } diff --git a/drivers/misc/mic/card/mic_virtio.c b/drivers/misc/mic/card/mic_virtio.c index 8aa42e738ac..653799b96bf 100644 --- a/drivers/misc/mic/card/mic_virtio.c +++ b/drivers/misc/mic/card/mic_virtio.c @@ -154,14 +154,14 @@ static void mic_reset_inform_host(struct virtio_device *vdev) { struct mic_vdev *mvdev = to_micvdev(vdev); struct mic_device_ctrl __iomem *dc = mvdev->dc; - int retry = 100, i; + int retry; iowrite8(0, &dc->host_ack); iowrite8(1, &dc->vdev_reset); mic_send_intr(mvdev->mdev, mvdev->c2h_vdev_db); /* Wait till host completes all card accesses and acks the reset */ - for (i = retry; i--;) { + for (retry = 100; retry--;) { if (ioread8(&dc->host_ack)) break; msleep(100); @@ -187,11 +187,12 @@ static void mic_reset(struct virtio_device *vdev) /* * The virtio_ring code calls this API when it wants to notify the Host. */ -static void mic_notify(struct virtqueue *vq) +static bool mic_notify(struct virtqueue *vq) { struct mic_vdev *mvdev = vq->priv; mic_send_intr(mvdev->mdev, mvdev->c2h_vdev_db); + return true; } static void mic_del_vq(struct virtqueue *vq, int n) @@ -247,17 +248,17 @@ static struct virtqueue *mic_find_vq(struct virtio_device *vdev, /* First assign the vring's allocated in host memory */ vqconfig = mic_vq_config(mvdev->desc) + index; memcpy_fromio(&config, vqconfig, sizeof(config)); - _vr_size = vring_size(config.num, MIC_VIRTIO_RING_ALIGN); + _vr_size = vring_size(le16_to_cpu(config.num), MIC_VIRTIO_RING_ALIGN); vr_size = PAGE_ALIGN(_vr_size + sizeof(struct _mic_vring_info)); - va = mic_card_map(mvdev->mdev, config.address, vr_size); + va = mic_card_map(mvdev->mdev, le64_to_cpu(config.address), vr_size); if (!va) return ERR_PTR(-ENOMEM); mvdev->vr[index] = va; memset_io(va, 0x0, _vr_size); - vq = vring_new_virtqueue(index, - config.num, MIC_VIRTIO_RING_ALIGN, vdev, - false, - va, mic_notify, callback, name); + vq = vring_new_virtqueue(index, le16_to_cpu(config.num), + MIC_VIRTIO_RING_ALIGN, vdev, false, + (void __force *)va, mic_notify, callback, + name); if (!vq) { err = -ENOMEM; goto unmap; @@ -272,7 +273,8 @@ static struct virtqueue *mic_find_vq(struct virtio_device *vdev, /* Allocate and reassign used ring now */ mvdev->used_size[index] = PAGE_ALIGN(sizeof(__u16) * 3 + - sizeof(struct vring_used_elem) * config.num); + sizeof(struct vring_used_elem) * + le16_to_cpu(config.num)); used = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, get_order(mvdev->used_size[index])); if (!used) { @@ -309,7 +311,7 @@ static int mic_find_vqs(struct virtio_device *vdev, unsigned nvqs, { struct mic_vdev *mvdev = to_micvdev(vdev); struct mic_device_ctrl __iomem *dc = mvdev->dc; - int i, err, retry = 100; + int i, err, retry; /* We must have this many virtqueues. */ if (nvqs > ioread8(&mvdev->desc->num_vq)) @@ -331,7 +333,7 @@ static int mic_find_vqs(struct virtio_device *vdev, unsigned nvqs, * rings have been re-assigned. */ mic_send_intr(mvdev->mdev, mvdev->c2h_vdev_db); - for (i = retry; i--;) { + for (retry = 100; retry--;) { if (!ioread8(&dc->used_address_updated)) break; msleep(100); @@ -519,8 +521,8 @@ static void mic_scan_devices(struct mic_driver *mdrv, bool remove) struct device *dev; int ret; - for (i = mic_aligned_size(struct mic_bootparam); - i < MIC_DP_SIZE; i += mic_total_desc_size(d)) { + for (i = sizeof(struct mic_bootparam); i < MIC_DP_SIZE; + i += mic_total_desc_size(d)) { d = mdrv->dp + i; dc = (void __iomem *)d + mic_aligned_desc_size(d); /* @@ -539,7 +541,8 @@ static void mic_scan_devices(struct mic_driver *mdrv, bool remove) continue; /* device already exists */ - dev = device_find_child(mdrv->dev, d, mic_match_desc); + dev = device_find_child(mdrv->dev, (void __force *)d, + mic_match_desc); if (dev) { if (remove) iowrite8(MIC_VIRTIO_PARAM_DEV_REMOVE, diff --git a/drivers/misc/mic/card/mic_virtio.h b/drivers/misc/mic/card/mic_virtio.h index 2c5c22c93ba..d0407ba53bb 100644 --- a/drivers/misc/mic/card/mic_virtio.h +++ b/drivers/misc/mic/card/mic_virtio.h @@ -42,8 +42,8 @@ static inline unsigned mic_desc_size(struct mic_device_desc __iomem *desc) { - return mic_aligned_size(*desc) - + ioread8(&desc->num_vq) * mic_aligned_size(struct mic_vqconfig) + return sizeof(*desc) + + ioread8(&desc->num_vq) * sizeof(struct mic_vqconfig) + ioread8(&desc->feature_len) * 2 + ioread8(&desc->config_len); } @@ -67,8 +67,7 @@ mic_vq_configspace(struct mic_device_desc __iomem *desc) } static inline unsigned mic_total_desc_size(struct mic_device_desc __iomem *desc) { - return mic_aligned_desc_size(desc) + - mic_aligned_size(struct mic_device_ctrl); + return mic_aligned_desc_size(desc) + sizeof(struct mic_device_ctrl); } int mic_devices_init(struct mic_driver *mdrv); diff --git a/drivers/misc/mic/host/mic_boot.c b/drivers/misc/mic/host/mic_boot.c index 7558d918643..b75c6b5cc20 100644 --- a/drivers/misc/mic/host/mic_boot.c +++ b/drivers/misc/mic/host/mic_boot.c @@ -62,7 +62,7 @@ void mic_bootparam_init(struct mic_device *mdev) { struct mic_bootparam *bootparam = mdev->dp; - bootparam->magic = MIC_MAGIC; + bootparam->magic = cpu_to_le32(MIC_MAGIC); bootparam->c2h_shutdown_db = mdev->shutdown_db; bootparam->h2c_shutdown_db = -1; bootparam->h2c_config_db = -1; diff --git a/drivers/misc/mic/host/mic_virtio.c b/drivers/misc/mic/host/mic_virtio.c index 5b8494bd1e0..e04bb4fe682 100644 --- a/drivers/misc/mic/host/mic_virtio.c +++ b/drivers/misc/mic/host/mic_virtio.c @@ -41,7 +41,7 @@ static int mic_virtio_copy_to_user(struct mic_vdev *mvdev, * We are copying from IO below an should ideally use something * like copy_to_user_fromio(..) if it existed. */ - if (copy_to_user(ubuf, dbuf, len)) { + if (copy_to_user(ubuf, (void __force *)dbuf, len)) { err = -EFAULT; dev_err(mic_dev(mvdev), "%s %d err %d\n", __func__, __LINE__, err); @@ -66,7 +66,7 @@ static int mic_virtio_copy_from_user(struct mic_vdev *mvdev, * We are copying to IO below and should ideally use something * like copy_from_user_toio(..) if it existed. */ - if (copy_from_user(dbuf, ubuf, len)) { + if (copy_from_user((void __force *)dbuf, ubuf, len)) { err = -EFAULT; dev_err(mic_dev(mvdev), "%s %d err %d\n", __func__, __LINE__, err); @@ -293,7 +293,7 @@ static void mic_virtio_init_post(struct mic_vdev *mvdev) continue; } mvdev->mvr[i].vrh.vring.used = - mvdev->mdev->aper.va + + (void __force *)mvdev->mdev->aper.va + le64_to_cpu(vqconfig[i].used_address); } @@ -378,7 +378,7 @@ int mic_virtio_config_change(struct mic_vdev *mvdev, void __user *argp) { DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wake); - int ret = 0, retry = 100, i; + int ret = 0, retry, i; struct mic_bootparam *bootparam = mvdev->mdev->dp; s8 db = bootparam->h2c_config_db; @@ -401,7 +401,7 @@ int mic_virtio_config_change(struct mic_vdev *mvdev, mvdev->dc->config_change = MIC_VIRTIO_PARAM_CONFIG_CHANGED; mvdev->mdev->ops->send_intr(mvdev->mdev, db); - for (i = retry; i--;) { + for (retry = 100; retry--;) { ret = wait_event_timeout(wake, mvdev->dc->guest_ack, msecs_to_jiffies(100)); if (ret) @@ -467,7 +467,7 @@ static int mic_copy_dp_entry(struct mic_vdev *mvdev, } /* Find the first free device page entry */ - for (i = mic_aligned_size(struct mic_bootparam); + for (i = sizeof(struct mic_bootparam); i < MIC_DP_SIZE - mic_total_desc_size(dd_config); i += mic_total_desc_size(devp)) { devp = mdev->dp + i; @@ -525,6 +525,7 @@ int mic_virtio_add_device(struct mic_vdev *mvdev, char irqname[10]; struct mic_bootparam *bootparam = mdev->dp; u16 num; + dma_addr_t vr_addr; mutex_lock(&mdev->mic_mutex); @@ -559,17 +560,16 @@ int mic_virtio_add_device(struct mic_vdev *mvdev, } vr->len = vr_size; vr->info = vr->va + vring_size(num, MIC_VIRTIO_RING_ALIGN); - vr->info->magic = MIC_MAGIC + mvdev->virtio_id + i; - vqconfig[i].address = mic_map_single(mdev, - vr->va, vr_size); - if (mic_map_error(vqconfig[i].address)) { + vr->info->magic = cpu_to_le32(MIC_MAGIC + mvdev->virtio_id + i); + vr_addr = mic_map_single(mdev, vr->va, vr_size); + if (mic_map_error(vr_addr)) { free_pages((unsigned long)vr->va, get_order(vr_size)); ret = -ENOMEM; dev_err(mic_dev(mvdev), "%s %d err %d\n", __func__, __LINE__, ret); goto err; } - vqconfig[i].address = cpu_to_le64(vqconfig[i].address); + vqconfig[i].address = cpu_to_le64(vr_addr); vring_init(&vr->vr, num, vr->va, MIC_VIRTIO_RING_ALIGN); ret = vringh_init_kern(&mvr->vrh, @@ -639,7 +639,7 @@ void mic_virtio_del_device(struct mic_vdev *mvdev) struct mic_vdev *tmp_mvdev; struct mic_device *mdev = mvdev->mdev; DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wake); - int i, ret, retry = 100; + int i, ret, retry; struct mic_vqconfig *vqconfig; struct mic_bootparam *bootparam = mdev->dp; s8 db; @@ -652,16 +652,16 @@ void mic_virtio_del_device(struct mic_vdev *mvdev) "Requesting hot remove id %d\n", mvdev->virtio_id); mvdev->dc->config_change = MIC_VIRTIO_PARAM_DEV_REMOVE; mdev->ops->send_intr(mdev, db); - for (i = retry; i--;) { + for (retry = 100; retry--;) { ret = wait_event_timeout(wake, mvdev->dc->guest_ack, msecs_to_jiffies(100)); if (ret) break; } dev_dbg(mdev->sdev->parent, - "Device id %d config_change %d guest_ack %d\n", + "Device id %d config_change %d guest_ack %d retry %d\n", mvdev->virtio_id, mvdev->dc->config_change, - mvdev->dc->guest_ack); + mvdev->dc->guest_ack, retry); mvdev->dc->config_change = 0; mvdev->dc->guest_ack = 0; skip_hot_remove: diff --git a/drivers/misc/mic/host/mic_x100.c b/drivers/misc/mic/host/mic_x100.c index 81e9541b784..0dfa8a81436 100644 --- a/drivers/misc/mic/host/mic_x100.c +++ b/drivers/misc/mic/host/mic_x100.c @@ -397,8 +397,8 @@ mic_x100_load_ramdisk(struct mic_device *mdev) * so copy over the ramdisk @ 128M. */ memcpy_toio(mdev->aper.va + (mdev->bootaddr << 1), fw->data, fw->size); - iowrite32(cpu_to_le32(mdev->bootaddr << 1), &bp->hdr.ramdisk_image); - iowrite32(cpu_to_le32(fw->size), &bp->hdr.ramdisk_size); + iowrite32(mdev->bootaddr << 1, &bp->hdr.ramdisk_image); + iowrite32(fw->size, &bp->hdr.ramdisk_size); release_firmware(fw); error: return rc; diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 4cabdc9fda9..4b3aaa898a8 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -962,7 +962,7 @@ static int pxa3xx_nand_init_buff(struct pxa3xx_nand_info *info) static void pxa3xx_nand_free_buff(struct pxa3xx_nand_info *info) { struct platform_device *pdev = info->pdev; - if (use_dma) { + if (info->use_dma) { pxa_free_dma(info->data_dma_ch); dma_free_coherent(&pdev->dev, info->buf_size, info->data_buff, info->data_buff_phys); @@ -1259,10 +1259,6 @@ static struct of_device_id pxa3xx_nand_dt_ids[] = { .compatible = "marvell,pxa3xx-nand", .data = (void *)PXA3XX_NAND_VARIANT_PXA, }, - { - .compatible = "marvell,armada370-nand", - .data = (void *)PXA3XX_NAND_VARIANT_ARMADA370, - }, {} }; MODULE_DEVICE_TABLE(of, pxa3xx_nand_dt_ids); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 36eab0c4fb3..398e299ee1b 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -4199,9 +4199,9 @@ static int bond_check_params(struct bond_params *params) (arp_ip_count < BOND_MAX_ARP_TARGETS) && arp_ip_target[i]; i++) { /* not complete check, but should be good enough to catch mistakes */ - __be32 ip = in_aton(arp_ip_target[i]); - if (!isdigit(arp_ip_target[i][0]) || ip == 0 || - ip == htonl(INADDR_BROADCAST)) { + __be32 ip; + if (!in4_pton(arp_ip_target[i], -1, (u8 *)&ip, -1, NULL) || + IS_IP_TARGET_UNUSABLE_ADDRESS(ip)) { pr_warning("Warning: bad arp_ip_target module parameter (%s), ARP monitoring will not be performed\n", arp_ip_target[i]); arp_interval = 0; diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index abf5e106edc..0ae580bbc5d 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -1635,12 +1635,12 @@ static ssize_t bonding_show_packets_per_slave(struct device *d, char *buf) { struct bonding *bond = to_bond(d); - int packets_per_slave = bond->params.packets_per_slave; + unsigned int packets_per_slave = bond->params.packets_per_slave; if (packets_per_slave > 1) packets_per_slave = reciprocal_value(packets_per_slave); - return sprintf(buf, "%d\n", packets_per_slave); + return sprintf(buf, "%u\n", packets_per_slave); } static ssize_t bonding_store_packets_per_slave(struct device *d, diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c index 50b853a79d7..46dfb1378c1 100644 --- a/drivers/net/ethernet/allwinner/sun4i-emac.c +++ b/drivers/net/ethernet/allwinner/sun4i-emac.c @@ -717,8 +717,7 @@ static int emac_open(struct net_device *dev) if (netif_msg_ifup(db)) dev_dbg(db->dev, "enabling %s\n", dev->name); - if (devm_request_irq(db->dev, dev->irq, &emac_interrupt, - 0, dev->name, dev)) + if (request_irq(dev->irq, &emac_interrupt, 0, dev->name, dev)) return -EAGAIN; /* Initialize EMAC board */ @@ -774,6 +773,8 @@ static int emac_stop(struct net_device *ndev) emac_shutdown(ndev); + free_irq(ndev->irq, ndev); + return 0; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index 0216d592d0c..2e46c28fc60 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -3114,6 +3114,11 @@ int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param) { struct bnx2x *bp = netdev_priv(pci_get_drvdata(dev)); + if (!IS_SRIOV(bp)) { + BNX2X_ERR("failed to configure SR-IOV since vfdb was not allocated. Check dmesg for errors in probe stage\n"); + return -EINVAL; + } + DP(BNX2X_MSG_IOV, "bnx2x_sriov_configure called with %d, BNX2X_NR_VIRTFN(bp) was %d\n", num_vfs_param, BNX2X_NR_VIRTFN(bp)); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 369b736dde0..f3dd93b4aea 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -8932,6 +8932,9 @@ static int tg3_chip_reset(struct tg3 *tp) void (*write_op)(struct tg3 *, u32, u32); int i, err; + if (!pci_device_is_present(tp->pdev)) + return -ENODEV; + tg3_nvram_lock(tp); tg3_ape_lock(tp, TG3_APE_LOCK_GRC); @@ -11581,10 +11584,11 @@ static int tg3_close(struct net_device *dev) memset(&tp->net_stats_prev, 0, sizeof(tp->net_stats_prev)); memset(&tp->estats_prev, 0, sizeof(tp->estats_prev)); - tg3_power_down_prepare(tp); - - tg3_carrier_off(tp); + if (pci_device_is_present(tp->pdev)) { + tg3_power_down_prepare(tp); + tg3_carrier_off(tp); + } return 0; } @@ -16499,6 +16503,9 @@ static int tg3_get_invariants(struct tg3 *tp, const struct pci_device_id *ent) /* Clear this out for sanity. */ tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0); + /* Clear TG3PCI_REG_BASE_ADDR to prevent hangs. */ + tw32(TG3PCI_REG_BASE_ADDR, 0); + pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &pci_state_reg); if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 && @@ -17726,10 +17733,12 @@ static int tg3_suspend(struct device *device) struct pci_dev *pdev = to_pci_dev(device); struct net_device *dev = pci_get_drvdata(pdev); struct tg3 *tp = netdev_priv(dev); - int err; + int err = 0; + + rtnl_lock(); if (!netif_running(dev)) - return 0; + goto unlock; tg3_reset_task_cancel(tp); tg3_phy_stop(tp); @@ -17771,6 +17780,8 @@ out: tg3_phy_start(tp); } +unlock: + rtnl_unlock(); return err; } @@ -17779,10 +17790,12 @@ static int tg3_resume(struct device *device) struct pci_dev *pdev = to_pci_dev(device); struct net_device *dev = pci_get_drvdata(pdev); struct tg3 *tp = netdev_priv(dev); - int err; + int err = 0; + + rtnl_lock(); if (!netif_running(dev)) - return 0; + goto unlock; netif_device_attach(dev); @@ -17806,6 +17819,8 @@ out: if (!err) tg3_phy_start(tp); +unlock: + rtnl_unlock(); return err; } #endif /* CONFIG_PM_SLEEP */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index ecd2fb3ef69..6c930885045 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -49,13 +49,15 @@ #include <asm/io.h> #include "cxgb4_uld.h" -#define FW_VERSION_MAJOR 1 -#define FW_VERSION_MINOR 4 -#define FW_VERSION_MICRO 0 +#define T4FW_VERSION_MAJOR 0x01 +#define T4FW_VERSION_MINOR 0x06 +#define T4FW_VERSION_MICRO 0x18 +#define T4FW_VERSION_BUILD 0x00 -#define FW_VERSION_MAJOR_T5 0 -#define FW_VERSION_MINOR_T5 0 -#define FW_VERSION_MICRO_T5 0 +#define T5FW_VERSION_MAJOR 0x01 +#define T5FW_VERSION_MINOR 0x08 +#define T5FW_VERSION_MICRO 0x1C +#define T5FW_VERSION_BUILD 0x00 #define CH_WARN(adap, fmt, ...) dev_warn(adap->pdev_dev, fmt, ## __VA_ARGS__) @@ -240,6 +242,26 @@ struct pci_params { unsigned char width; }; +#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision)) +#define CHELSIO_CHIP_FPGA 0x100 +#define CHELSIO_CHIP_VERSION(code) (((code) >> 4) & 0xf) +#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf) + +#define CHELSIO_T4 0x4 +#define CHELSIO_T5 0x5 + +enum chip_type { + T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1), + T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2), + T4_FIRST_REV = T4_A1, + T4_LAST_REV = T4_A2, + + T5_A0 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0), + T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 1), + T5_FIRST_REV = T5_A0, + T5_LAST_REV = T5_A1, +}; + struct adapter_params { struct tp_params tp; struct vpd_params vpd; @@ -259,7 +281,7 @@ struct adapter_params { unsigned char nports; /* # of ethernet ports */ unsigned char portvec; - unsigned char rev; /* chip revision */ + enum chip_type chip; /* chip code */ unsigned char offload; unsigned char bypass; @@ -267,6 +289,23 @@ struct adapter_params { unsigned int ofldq_wr_cred; }; +#include "t4fw_api.h" + +#define FW_VERSION(chip) ( \ + FW_HDR_FW_VER_MAJOR_GET(chip##FW_VERSION_MAJOR) | \ + FW_HDR_FW_VER_MINOR_GET(chip##FW_VERSION_MINOR) | \ + FW_HDR_FW_VER_MICRO_GET(chip##FW_VERSION_MICRO) | \ + FW_HDR_FW_VER_BUILD_GET(chip##FW_VERSION_BUILD)) +#define FW_INTFVER(chip, intf) (FW_HDR_INTFVER_##intf) + +struct fw_info { + u8 chip; + char *fs_name; + char *fw_mod_name; + struct fw_hdr fw_hdr; +}; + + struct trace_params { u32 data[TRACE_LEN / 4]; u32 mask[TRACE_LEN / 4]; @@ -512,25 +551,6 @@ struct sge { struct l2t_data; -#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision)) -#define CHELSIO_CHIP_VERSION(code) ((code) >> 4) -#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf) - -#define CHELSIO_T4 0x4 -#define CHELSIO_T5 0x5 - -enum chip_type { - T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 0), - T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1), - T4_A3 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2), - T4_FIRST_REV = T4_A1, - T4_LAST_REV = T4_A3, - - T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0), - T5_FIRST_REV = T5_A1, - T5_LAST_REV = T5_A1, -}; - #ifdef CONFIG_PCI_IOV /* T4 supports SRIOV on PF0-3 and T5 on PF0-7. However, the Serial @@ -715,12 +735,12 @@ enum { static inline int is_t5(enum chip_type chip) { - return (chip >= T5_FIRST_REV && chip <= T5_LAST_REV); + return CHELSIO_CHIP_VERSION(chip) == CHELSIO_T5; } static inline int is_t4(enum chip_type chip) { - return (chip >= T4_FIRST_REV && chip <= T4_LAST_REV); + return CHELSIO_CHIP_VERSION(chip) == CHELSIO_T4; } static inline u32 t4_read_reg(struct adapter *adap, u32 reg_addr) @@ -900,7 +920,11 @@ int get_vpd_params(struct adapter *adapter, struct vpd_params *p); int t4_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size); unsigned int t4_flash_cfg_addr(struct adapter *adapter); int t4_load_cfg(struct adapter *adapter, const u8 *cfg_data, unsigned int size); -int t4_check_fw_version(struct adapter *adapter); +int t4_get_fw_version(struct adapter *adapter, u32 *vers); +int t4_get_tp_version(struct adapter *adapter, u32 *vers); +int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, + const u8 *fw_data, unsigned int fw_size, + struct fw_hdr *card_fw, enum dev_state state, int *reset); int t4_prep_adapter(struct adapter *adapter); int t4_port_init(struct adapter *adap, int mbox, int pf, int vf); void t4_fatal_err(struct adapter *adapter); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 8b929eeecd2..d6b12e035a7 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -276,9 +276,9 @@ static DEFINE_PCI_DEVICE_TABLE(cxgb4_pci_tbl) = { { 0, } }; -#define FW_FNAME "cxgb4/t4fw.bin" +#define FW4_FNAME "cxgb4/t4fw.bin" #define FW5_FNAME "cxgb4/t5fw.bin" -#define FW_CFNAME "cxgb4/t4-config.txt" +#define FW4_CFNAME "cxgb4/t4-config.txt" #define FW5_CFNAME "cxgb4/t5-config.txt" MODULE_DESCRIPTION(DRV_DESC); @@ -286,7 +286,7 @@ MODULE_AUTHOR("Chelsio Communications"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_VERSION(DRV_VERSION); MODULE_DEVICE_TABLE(pci, cxgb4_pci_tbl); -MODULE_FIRMWARE(FW_FNAME); +MODULE_FIRMWARE(FW4_FNAME); MODULE_FIRMWARE(FW5_FNAME); /* @@ -1071,72 +1071,6 @@ freeout: t4_free_sge_resources(adap); } /* - * Returns 0 if new FW was successfully loaded, a positive errno if a load was - * started but failed, and a negative errno if flash load couldn't start. - */ -static int upgrade_fw(struct adapter *adap) -{ - int ret; - u32 vers, exp_major; - const struct fw_hdr *hdr; - const struct firmware *fw; - struct device *dev = adap->pdev_dev; - char *fw_file_name; - - switch (CHELSIO_CHIP_VERSION(adap->chip)) { - case CHELSIO_T4: - fw_file_name = FW_FNAME; - exp_major = FW_VERSION_MAJOR; - break; - case CHELSIO_T5: - fw_file_name = FW5_FNAME; - exp_major = FW_VERSION_MAJOR_T5; - break; - default: - dev_err(dev, "Unsupported chip type, %x\n", adap->chip); - return -EINVAL; - } - - ret = request_firmware(&fw, fw_file_name, dev); - if (ret < 0) { - dev_err(dev, "unable to load firmware image %s, error %d\n", - fw_file_name, ret); - return ret; - } - - hdr = (const struct fw_hdr *)fw->data; - vers = ntohl(hdr->fw_ver); - if (FW_HDR_FW_VER_MAJOR_GET(vers) != exp_major) { - ret = -EINVAL; /* wrong major version, won't do */ - goto out; - } - - /* - * If the flash FW is unusable or we found something newer, load it. - */ - if (FW_HDR_FW_VER_MAJOR_GET(adap->params.fw_vers) != exp_major || - vers > adap->params.fw_vers) { - dev_info(dev, "upgrading firmware ...\n"); - ret = t4_fw_upgrade(adap, adap->mbox, fw->data, fw->size, - /*force=*/false); - if (!ret) - dev_info(dev, - "firmware upgraded to version %pI4 from %s\n", - &hdr->fw_ver, fw_file_name); - else - dev_err(dev, "firmware upgrade failed! err=%d\n", -ret); - } else { - /* - * Tell our caller that we didn't upgrade the firmware. - */ - ret = -EINVAL; - } - -out: release_firmware(fw); - return ret; -} - -/* * Allocate a chunk of memory using kmalloc or, if that fails, vmalloc. * The allocated memory is cleared. */ @@ -1415,7 +1349,7 @@ static int get_sset_count(struct net_device *dev, int sset) static int get_regs_len(struct net_device *dev) { struct adapter *adap = netdev2adap(dev); - if (is_t4(adap->chip)) + if (is_t4(adap->params.chip)) return T4_REGMAP_SIZE; else return T5_REGMAP_SIZE; @@ -1499,7 +1433,7 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats, data += sizeof(struct port_stats) / sizeof(u64); collect_sge_port_stats(adapter, pi, (struct queue_port_stats *)data); data += sizeof(struct queue_port_stats) / sizeof(u64); - if (!is_t4(adapter->chip)) { + if (!is_t4(adapter->params.chip)) { t4_write_reg(adapter, SGE_STAT_CFG, STATSOURCE_T5(7)); val1 = t4_read_reg(adapter, SGE_STAT_TOTAL); val2 = t4_read_reg(adapter, SGE_STAT_MATCH); @@ -1521,8 +1455,8 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats, */ static inline unsigned int mk_adap_vers(const struct adapter *ap) { - return CHELSIO_CHIP_VERSION(ap->chip) | - (CHELSIO_CHIP_RELEASE(ap->chip) << 10) | (1 << 16); + return CHELSIO_CHIP_VERSION(ap->params.chip) | + (CHELSIO_CHIP_RELEASE(ap->params.chip) << 10) | (1 << 16); } static void reg_block_dump(struct adapter *ap, void *buf, unsigned int start, @@ -2189,7 +2123,7 @@ static void get_regs(struct net_device *dev, struct ethtool_regs *regs, static const unsigned int *reg_ranges; int arr_size = 0, buf_size = 0; - if (is_t4(ap->chip)) { + if (is_t4(ap->params.chip)) { reg_ranges = &t4_reg_ranges[0]; arr_size = ARRAY_SIZE(t4_reg_ranges); buf_size = T4_REGMAP_SIZE; @@ -2967,7 +2901,7 @@ static int setup_debugfs(struct adapter *adap) size = t4_read_reg(adap, MA_EDRAM1_BAR); add_debugfs_mem(adap, "edc1", MEM_EDC1, EDRAM_SIZE_GET(size)); } - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { size = t4_read_reg(adap, MA_EXT_MEMORY_BAR); if (i & EXT_MEM_ENABLE) add_debugfs_mem(adap, "mc", MEM_MC, @@ -3419,7 +3353,7 @@ unsigned int cxgb4_dbfifo_count(const struct net_device *dev, int lpfifo) v1 = t4_read_reg(adap, A_SGE_DBFIFO_STATUS); v2 = t4_read_reg(adap, SGE_DBFIFO_STATUS2); - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { lp_count = G_LP_COUNT(v1); hp_count = G_HP_COUNT(v1); } else { @@ -3588,7 +3522,7 @@ static void drain_db_fifo(struct adapter *adap, int usecs) do { v1 = t4_read_reg(adap, A_SGE_DBFIFO_STATUS); v2 = t4_read_reg(adap, SGE_DBFIFO_STATUS2); - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { lp_count = G_LP_COUNT(v1); hp_count = G_HP_COUNT(v1); } else { @@ -3708,7 +3642,7 @@ static void process_db_drop(struct work_struct *work) adap = container_of(work, struct adapter, db_drop_task); - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { disable_dbs(adap); notify_rdma_uld(adap, CXGB4_CONTROL_DB_DROP); drain_db_fifo(adap, 1); @@ -3753,7 +3687,7 @@ static void process_db_drop(struct work_struct *work) void t4_db_full(struct adapter *adap) { - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { t4_set_reg_field(adap, SGE_INT_ENABLE3, DBFIFO_HP_INT | DBFIFO_LP_INT, 0); queue_work(workq, &adap->db_full_task); @@ -3762,7 +3696,7 @@ void t4_db_full(struct adapter *adap) void t4_db_dropped(struct adapter *adap) { - if (is_t4(adap->chip)) + if (is_t4(adap->params.chip)) queue_work(workq, &adap->db_drop_task); } @@ -3789,7 +3723,7 @@ static void uld_attach(struct adapter *adap, unsigned int uld) lli.nchan = adap->params.nports; lli.nports = adap->params.nports; lli.wr_cred = adap->params.ofldq_wr_cred; - lli.adapter_type = adap->params.rev; + lli.adapter_type = adap->params.chip; lli.iscsi_iolen = MAXRXDATA_GET(t4_read_reg(adap, TP_PARA_REG2)); lli.udb_density = 1 << QUEUESPERPAGEPF0_GET( t4_read_reg(adap, SGE_EGRESS_QUEUES_PER_PAGE_PF) >> @@ -4483,7 +4417,7 @@ static void setup_memwin(struct adapter *adap) u32 bar0, mem_win0_base, mem_win1_base, mem_win2_base; bar0 = pci_resource_start(adap->pdev, 0); /* truncation intentional */ - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { mem_win0_base = bar0 + MEMWIN0_BASE; mem_win1_base = bar0 + MEMWIN1_BASE; mem_win2_base = bar0 + MEMWIN2_BASE; @@ -4668,8 +4602,10 @@ static int adap_init0_config(struct adapter *adapter, int reset) const struct firmware *cf; unsigned long mtype = 0, maddr = 0; u32 finiver, finicsum, cfcsum; - int ret, using_flash; + int ret; + int config_issued = 0; char *fw_config_file, fw_config_file_path[256]; + char *config_name = NULL; /* * Reset device if necessary. @@ -4686,9 +4622,9 @@ static int adap_init0_config(struct adapter *adapter, int reset) * then use that. Otherwise, use the configuration file stored * in the adapter flash ... */ - switch (CHELSIO_CHIP_VERSION(adapter->chip)) { + switch (CHELSIO_CHIP_VERSION(adapter->params.chip)) { case CHELSIO_T4: - fw_config_file = FW_CFNAME; + fw_config_file = FW4_CFNAME; break; case CHELSIO_T5: fw_config_file = FW5_CFNAME; @@ -4702,13 +4638,16 @@ static int adap_init0_config(struct adapter *adapter, int reset) ret = request_firmware(&cf, fw_config_file, adapter->pdev_dev); if (ret < 0) { - using_flash = 1; + config_name = "On FLASH"; mtype = FW_MEMTYPE_CF_FLASH; maddr = t4_flash_cfg_addr(adapter); } else { u32 params[7], val[7]; - using_flash = 0; + sprintf(fw_config_file_path, + "/lib/firmware/%s", fw_config_file); + config_name = fw_config_file_path; + if (cf->size >= FLASH_CFG_MAX_SIZE) ret = -ENOMEM; else { @@ -4776,6 +4715,26 @@ static int adap_init0_config(struct adapter *adapter, int reset) FW_LEN16(caps_cmd)); ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd, sizeof(caps_cmd), &caps_cmd); + + /* If the CAPS_CONFIG failed with an ENOENT (for a Firmware + * Configuration File in FLASH), our last gasp effort is to use the + * Firmware Configuration File which is embedded in the firmware. A + * very few early versions of the firmware didn't have one embedded + * but we can ignore those. + */ + if (ret == -ENOENT) { + memset(&caps_cmd, 0, sizeof(caps_cmd)); + caps_cmd.op_to_write = + htonl(FW_CMD_OP(FW_CAPS_CONFIG_CMD) | + FW_CMD_REQUEST | + FW_CMD_READ); + caps_cmd.cfvalid_to_len16 = htonl(FW_LEN16(caps_cmd)); + ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd, + sizeof(caps_cmd), &caps_cmd); + config_name = "Firmware Default"; + } + + config_issued = 1; if (ret < 0) goto bye; @@ -4816,7 +4775,6 @@ static int adap_init0_config(struct adapter *adapter, int reset) if (ret < 0) goto bye; - sprintf(fw_config_file_path, "/lib/firmware/%s", fw_config_file); /* * Return successfully and note that we're operating with parameters * not supplied by the driver, rather than from hard-wired @@ -4824,11 +4782,8 @@ static int adap_init0_config(struct adapter *adapter, int reset) */ adapter->flags |= USING_SOFT_PARAMS; dev_info(adapter->pdev_dev, "Successfully configured using Firmware "\ - "Configuration File %s, version %#x, computed checksum %#x\n", - (using_flash - ? "in device FLASH" - : fw_config_file_path), - finiver, cfcsum); + "Configuration File \"%s\", version %#x, computed checksum %#x\n", + config_name, finiver, cfcsum); return 0; /* @@ -4837,9 +4792,9 @@ static int adap_init0_config(struct adapter *adapter, int reset) * want to issue a warning since this is fairly common.) */ bye: - if (ret != -ENOENT) - dev_warn(adapter->pdev_dev, "Configuration file error %d\n", - -ret); + if (config_issued && ret != -ENOENT) + dev_warn(adapter->pdev_dev, "\"%s\" configuration file error %d\n", + config_name, -ret); return ret; } @@ -5086,6 +5041,47 @@ bye: return ret; } +static struct fw_info fw_info_array[] = { + { + .chip = CHELSIO_T4, + .fs_name = FW4_CFNAME, + .fw_mod_name = FW4_FNAME, + .fw_hdr = { + .chip = FW_HDR_CHIP_T4, + .fw_ver = __cpu_to_be32(FW_VERSION(T4)), + .intfver_nic = FW_INTFVER(T4, NIC), + .intfver_vnic = FW_INTFVER(T4, VNIC), + .intfver_ri = FW_INTFVER(T4, RI), + .intfver_iscsi = FW_INTFVER(T4, ISCSI), + .intfver_fcoe = FW_INTFVER(T4, FCOE), + }, + }, { + .chip = CHELSIO_T5, + .fs_name = FW5_CFNAME, + .fw_mod_name = FW5_FNAME, + .fw_hdr = { + .chip = FW_HDR_CHIP_T5, + .fw_ver = __cpu_to_be32(FW_VERSION(T5)), + .intfver_nic = FW_INTFVER(T5, NIC), + .intfver_vnic = FW_INTFVER(T5, VNIC), + .intfver_ri = FW_INTFVER(T5, RI), + .intfver_iscsi = FW_INTFVER(T5, ISCSI), + .intfver_fcoe = FW_INTFVER(T5, FCOE), + }, + } +}; + +static struct fw_info *find_fw_info(int chip) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(fw_info_array); i++) { + if (fw_info_array[i].chip == chip) + return &fw_info_array[i]; + } + return NULL; +} + /* * Phase 0 of initialization: contact FW, obtain config, perform basic init. */ @@ -5123,44 +5119,54 @@ static int adap_init0(struct adapter *adap) * later reporting and B. to warn if the currently loaded firmware * is excessively mismatched relative to the driver.) */ - ret = t4_check_fw_version(adap); - - /* The error code -EFAULT is returned by t4_check_fw_version() if - * firmware on adapter < supported firmware. If firmware on adapter - * is too old (not supported by driver) and we're the MASTER_PF set - * adapter state to DEV_STATE_UNINIT to force firmware upgrade - * and reinitialization. - */ - if ((adap->flags & MASTER_PF) && ret == -EFAULT) - state = DEV_STATE_UNINIT; + t4_get_fw_version(adap, &adap->params.fw_vers); + t4_get_tp_version(adap, &adap->params.tp_vers); if ((adap->flags & MASTER_PF) && state != DEV_STATE_INIT) { - if (ret == -EINVAL || ret == -EFAULT || ret > 0) { - if (upgrade_fw(adap) >= 0) { - /* - * Note that the chip was reset as part of the - * firmware upgrade so we don't reset it again - * below and grab the new firmware version. - */ - reset = 0; - ret = t4_check_fw_version(adap); - } else - if (ret == -EFAULT) { - /* - * Firmware is old but still might - * work if we force reinitialization - * of the adapter. Ignoring FW upgrade - * failure. - */ - dev_warn(adap->pdev_dev, - "Ignoring firmware upgrade " - "failure, and forcing driver " - "to reinitialize the " - "adapter.\n"); - ret = 0; - } + struct fw_info *fw_info; + struct fw_hdr *card_fw; + const struct firmware *fw; + const u8 *fw_data = NULL; + unsigned int fw_size = 0; + + /* This is the firmware whose headers the driver was compiled + * against + */ + fw_info = find_fw_info(CHELSIO_CHIP_VERSION(adap->params.chip)); + if (fw_info == NULL) { + dev_err(adap->pdev_dev, + "unable to get firmware info for chip %d.\n", + CHELSIO_CHIP_VERSION(adap->params.chip)); + return -EINVAL; } + + /* allocate memory to read the header of the firmware on the + * card + */ + card_fw = t4_alloc_mem(sizeof(*card_fw)); + + /* Get FW from from /lib/firmware/ */ + ret = request_firmware(&fw, fw_info->fw_mod_name, + adap->pdev_dev); + if (ret < 0) { + dev_err(adap->pdev_dev, + "unable to load firmware image %s, error %d\n", + fw_info->fw_mod_name, ret); + } else { + fw_data = fw->data; + fw_size = fw->size; + } + + /* upgrade FW logic */ + ret = t4_prep_fw(adap, fw_info, fw_data, fw_size, card_fw, + state, &reset); + + /* Cleaning up */ + if (fw != NULL) + release_firmware(fw); + t4_free_mem(card_fw); + if (ret < 0) - return ret; + goto bye; } /* @@ -5245,7 +5251,7 @@ static int adap_init0(struct adapter *adap) if (ret == -ENOENT) { dev_info(adap->pdev_dev, "No Configuration File present " - "on adapter. Using hard-wired " + "on adapter. Using hard-wired " "configuration parameters.\n"); ret = adap_init0_no_config(adap, reset); } @@ -5787,7 +5793,7 @@ static void print_port_info(const struct net_device *dev) netdev_info(dev, "Chelsio %s rev %d %s %sNIC PCIe x%d%s%s\n", adap->params.vpd.id, - CHELSIO_CHIP_RELEASE(adap->params.rev), buf, + CHELSIO_CHIP_RELEASE(adap->params.chip), buf, is_offload(adap) ? "R" : "", adap->params.pci.width, spd, (adap->flags & USING_MSIX) ? " MSI-X" : (adap->flags & USING_MSI) ? " MSI" : ""); @@ -5910,7 +5916,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) goto out_unmap_bar0; - if (!is_t4(adapter->chip)) { + if (!is_t4(adapter->params.chip)) { s_qpp = QUEUESPERPAGEPF1 * adapter->fn; qpp = 1 << QUEUESPERPAGEPF0_GET(t4_read_reg(adapter, SGE_EGRESS_QUEUES_PER_PAGE_PF) >> s_qpp); @@ -6064,7 +6070,7 @@ sriov: out_free_dev: free_some_resources(adapter); out_unmap_bar: - if (!is_t4(adapter->chip)) + if (!is_t4(adapter->params.chip)) iounmap(adapter->bar2); out_unmap_bar0: iounmap(adapter->regs); @@ -6116,7 +6122,7 @@ static void remove_one(struct pci_dev *pdev) free_some_resources(adapter); iounmap(adapter->regs); - if (!is_t4(adapter->chip)) + if (!is_t4(adapter->params.chip)) iounmap(adapter->bar2); kfree(adapter); pci_disable_pcie_error_reporting(pdev); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index ac311f5f3eb..cc380c36e1a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -509,7 +509,7 @@ static inline void ring_fl_db(struct adapter *adap, struct sge_fl *q) u32 val; if (q->pend_cred >= 8) { val = PIDX(q->pend_cred / 8); - if (!is_t4(adap->chip)) + if (!is_t4(adap->params.chip)) val |= DBTYPE(1); wmb(); t4_write_reg(adap, MYPF_REG(SGE_PF_KDOORBELL), DBPRIO(1) | @@ -847,7 +847,7 @@ static inline void ring_tx_db(struct adapter *adap, struct sge_txq *q, int n) wmb(); /* write descriptors before telling HW */ spin_lock(&q->db_lock); if (!q->db_disabled) { - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { t4_write_reg(adap, MYPF_REG(SGE_PF_KDOORBELL), QID(q->cntxt_id) | PIDX(n)); } else { @@ -1596,7 +1596,7 @@ static noinline int handle_trace_pkt(struct adapter *adap, return 0; } - if (is_t4(adap->chip)) + if (is_t4(adap->params.chip)) __skb_pull(skb, sizeof(struct cpl_trace_pkt)); else __skb_pull(skb, sizeof(struct cpl_t5_trace_pkt)); @@ -1661,7 +1661,7 @@ int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp, const struct cpl_rx_pkt *pkt; struct sge_eth_rxq *rxq = container_of(q, struct sge_eth_rxq, rspq); struct sge *s = &q->adap->sge; - int cpl_trace_pkt = is_t4(q->adap->chip) ? + int cpl_trace_pkt = is_t4(q->adap->params.chip) ? CPL_TRACE_PKT : CPL_TRACE_PKT_T5; if (unlikely(*(u8 *)rsp == cpl_trace_pkt)) @@ -2182,7 +2182,7 @@ err: static void init_txq(struct adapter *adap, struct sge_txq *q, unsigned int id) { q->cntxt_id = id; - if (!is_t4(adap->chip)) { + if (!is_t4(adap->params.chip)) { unsigned int s_qpp; unsigned short udb_density; unsigned long qpshift; @@ -2641,7 +2641,7 @@ static int t4_sge_init_hard(struct adapter *adap) * Set up to drop DOORBELL writes when the DOORBELL FIFO overflows * and generate an interrupt when this occurs so we can recover. */ - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { t4_set_reg_field(adap, A_SGE_DBFIFO_STATUS, V_HP_INT_THRESH(M_HP_INT_THRESH) | V_LP_INT_THRESH(M_LP_INT_THRESH), diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 4cbb2f9850b..74a6fce5a15 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -296,7 +296,7 @@ int t4_mc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, u64 *ecc) u32 mc_bist_cmd, mc_bist_cmd_addr, mc_bist_cmd_len; u32 mc_bist_status_rdata, mc_bist_data_pattern; - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { mc_bist_cmd = MC_BIST_CMD; mc_bist_cmd_addr = MC_BIST_CMD_ADDR; mc_bist_cmd_len = MC_BIST_CMD_LEN; @@ -349,7 +349,7 @@ int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, u64 *ecc) u32 edc_bist_cmd, edc_bist_cmd_addr, edc_bist_cmd_len; u32 edc_bist_cmd_data_pattern, edc_bist_status_rdata; - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { edc_bist_cmd = EDC_REG(EDC_BIST_CMD, idx); edc_bist_cmd_addr = EDC_REG(EDC_BIST_CMD_ADDR, idx); edc_bist_cmd_len = EDC_REG(EDC_BIST_CMD_LEN, idx); @@ -402,7 +402,7 @@ int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, u64 *ecc) static int t4_mem_win_rw(struct adapter *adap, u32 addr, __be32 *data, int dir) { int i; - u32 win_pf = is_t4(adap->chip) ? 0 : V_PFNUM(adap->fn); + u32 win_pf = is_t4(adap->params.chip) ? 0 : V_PFNUM(adap->fn); /* * Setup offset into PCIE memory window. Address must be a @@ -863,104 +863,169 @@ unlock: } /** - * get_fw_version - read the firmware version + * t4_get_fw_version - read the firmware version * @adapter: the adapter * @vers: where to place the version * * Reads the FW version from flash. */ -static int get_fw_version(struct adapter *adapter, u32 *vers) +int t4_get_fw_version(struct adapter *adapter, u32 *vers) { - return t4_read_flash(adapter, adapter->params.sf_fw_start + - offsetof(struct fw_hdr, fw_ver), 1, vers, 0); + return t4_read_flash(adapter, FLASH_FW_START + + offsetof(struct fw_hdr, fw_ver), 1, + vers, 0); } /** - * get_tp_version - read the TP microcode version + * t4_get_tp_version - read the TP microcode version * @adapter: the adapter * @vers: where to place the version * * Reads the TP microcode version from flash. */ -static int get_tp_version(struct adapter *adapter, u32 *vers) +int t4_get_tp_version(struct adapter *adapter, u32 *vers) { - return t4_read_flash(adapter, adapter->params.sf_fw_start + + return t4_read_flash(adapter, FLASH_FW_START + offsetof(struct fw_hdr, tp_microcode_ver), 1, vers, 0); } -/** - * t4_check_fw_version - check if the FW is compatible with this driver - * @adapter: the adapter - * - * Checks if an adapter's FW is compatible with the driver. Returns 0 - * if there's exact match, a negative error if the version could not be - * read or there's a major version mismatch, and a positive value if the - * expected major version is found but there's a minor version mismatch. +/* Is the given firmware API compatible with the one the driver was compiled + * with? */ -int t4_check_fw_version(struct adapter *adapter) +static int fw_compatible(const struct fw_hdr *hdr1, const struct fw_hdr *hdr2) { - u32 api_vers[2]; - int ret, major, minor, micro; - int exp_major, exp_minor, exp_micro; - ret = get_fw_version(adapter, &adapter->params.fw_vers); - if (!ret) - ret = get_tp_version(adapter, &adapter->params.tp_vers); - if (!ret) - ret = t4_read_flash(adapter, adapter->params.sf_fw_start + - offsetof(struct fw_hdr, intfver_nic), - 2, api_vers, 1); - if (ret) - return ret; + /* short circuit if it's the exact same firmware version */ + if (hdr1->chip == hdr2->chip && hdr1->fw_ver == hdr2->fw_ver) + return 1; - major = FW_HDR_FW_VER_MAJOR_GET(adapter->params.fw_vers); - minor = FW_HDR_FW_VER_MINOR_GET(adapter->params.fw_vers); - micro = FW_HDR_FW_VER_MICRO_GET(adapter->params.fw_vers); +#define SAME_INTF(x) (hdr1->intfver_##x == hdr2->intfver_##x) + if (hdr1->chip == hdr2->chip && SAME_INTF(nic) && SAME_INTF(vnic) && + SAME_INTF(ri) && SAME_INTF(iscsi) && SAME_INTF(fcoe)) + return 1; +#undef SAME_INTF - switch (CHELSIO_CHIP_VERSION(adapter->chip)) { - case CHELSIO_T4: - exp_major = FW_VERSION_MAJOR; - exp_minor = FW_VERSION_MINOR; - exp_micro = FW_VERSION_MICRO; - break; - case CHELSIO_T5: - exp_major = FW_VERSION_MAJOR_T5; - exp_minor = FW_VERSION_MINOR_T5; - exp_micro = FW_VERSION_MICRO_T5; - break; - default: - dev_err(adapter->pdev_dev, "Unsupported chip type, %x\n", - adapter->chip); - return -EINVAL; - } + return 0; +} - memcpy(adapter->params.api_vers, api_vers, - sizeof(adapter->params.api_vers)); +/* The firmware in the filesystem is usable, but should it be installed? + * This routine explains itself in detail if it indicates the filesystem + * firmware should be installed. + */ +static int should_install_fs_fw(struct adapter *adap, int card_fw_usable, + int k, int c) +{ + const char *reason; - if (major < exp_major || (major == exp_major && minor < exp_minor) || - (major == exp_major && minor == exp_minor && micro < exp_micro)) { - dev_err(adapter->pdev_dev, - "Card has firmware version %u.%u.%u, minimum " - "supported firmware is %u.%u.%u.\n", major, minor, - micro, exp_major, exp_minor, exp_micro); - return -EFAULT; + if (!card_fw_usable) { + reason = "incompatible or unusable"; + goto install; } - if (major != exp_major) { /* major mismatch - fail */ - dev_err(adapter->pdev_dev, - "card FW has major version %u, driver wants %u\n", - major, exp_major); - return -EINVAL; + if (k > c) { + reason = "older than the version supported with this driver"; + goto install; } - if (minor == exp_minor && micro == exp_micro) - return 0; /* perfect match */ + return 0; + +install: + dev_err(adap->pdev_dev, "firmware on card (%u.%u.%u.%u) is %s, " + "installing firmware %u.%u.%u.%u on card.\n", + FW_HDR_FW_VER_MAJOR_GET(c), FW_HDR_FW_VER_MINOR_GET(c), + FW_HDR_FW_VER_MICRO_GET(c), FW_HDR_FW_VER_BUILD_GET(c), reason, + FW_HDR_FW_VER_MAJOR_GET(k), FW_HDR_FW_VER_MINOR_GET(k), + FW_HDR_FW_VER_MICRO_GET(k), FW_HDR_FW_VER_BUILD_GET(k)); - /* Minor/micro version mismatch. Report it but often it's OK. */ return 1; } +int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, + const u8 *fw_data, unsigned int fw_size, + struct fw_hdr *card_fw, enum dev_state state, + int *reset) +{ + int ret, card_fw_usable, fs_fw_usable; + const struct fw_hdr *fs_fw; + const struct fw_hdr *drv_fw; + + drv_fw = &fw_info->fw_hdr; + + /* Read the header of the firmware on the card */ + ret = -t4_read_flash(adap, FLASH_FW_START, + sizeof(*card_fw) / sizeof(uint32_t), + (uint32_t *)card_fw, 1); + if (ret == 0) { + card_fw_usable = fw_compatible(drv_fw, (const void *)card_fw); + } else { + dev_err(adap->pdev_dev, + "Unable to read card's firmware header: %d\n", ret); + card_fw_usable = 0; + } + + if (fw_data != NULL) { + fs_fw = (const void *)fw_data; + fs_fw_usable = fw_compatible(drv_fw, fs_fw); + } else { + fs_fw = NULL; + fs_fw_usable = 0; + } + + if (card_fw_usable && card_fw->fw_ver == drv_fw->fw_ver && + (!fs_fw_usable || fs_fw->fw_ver == drv_fw->fw_ver)) { + /* Common case: the firmware on the card is an exact match and + * the filesystem one is an exact match too, or the filesystem + * one is absent/incompatible. + */ + } else if (fs_fw_usable && state == DEV_STATE_UNINIT && + should_install_fs_fw(adap, card_fw_usable, + be32_to_cpu(fs_fw->fw_ver), + be32_to_cpu(card_fw->fw_ver))) { + ret = -t4_fw_upgrade(adap, adap->mbox, fw_data, + fw_size, 0); + if (ret != 0) { + dev_err(adap->pdev_dev, + "failed to install firmware: %d\n", ret); + goto bye; + } + + /* Installed successfully, update the cached header too. */ + memcpy(card_fw, fs_fw, sizeof(*card_fw)); + card_fw_usable = 1; + *reset = 0; /* already reset as part of load_fw */ + } + + if (!card_fw_usable) { + uint32_t d, c, k; + + d = be32_to_cpu(drv_fw->fw_ver); + c = be32_to_cpu(card_fw->fw_ver); + k = fs_fw ? be32_to_cpu(fs_fw->fw_ver) : 0; + + dev_err(adap->pdev_dev, "Cannot find a usable firmware: " + "chip state %d, " + "driver compiled with %d.%d.%d.%d, " + "card has %d.%d.%d.%d, filesystem has %d.%d.%d.%d\n", + state, + FW_HDR_FW_VER_MAJOR_GET(d), FW_HDR_FW_VER_MINOR_GET(d), + FW_HDR_FW_VER_MICRO_GET(d), FW_HDR_FW_VER_BUILD_GET(d), + FW_HDR_FW_VER_MAJOR_GET(c), FW_HDR_FW_VER_MINOR_GET(c), + FW_HDR_FW_VER_MICRO_GET(c), FW_HDR_FW_VER_BUILD_GET(c), + FW_HDR_FW_VER_MAJOR_GET(k), FW_HDR_FW_VER_MINOR_GET(k), + FW_HDR_FW_VER_MICRO_GET(k), FW_HDR_FW_VER_BUILD_GET(k)); + ret = EINVAL; + goto bye; + } + + /* We're using whatever's on the card and it's known to be good. */ + adap->params.fw_vers = be32_to_cpu(card_fw->fw_ver); + adap->params.tp_vers = be32_to_cpu(card_fw->tp_microcode_ver); + +bye: + return ret; +} + /** * t4_flash_erase_sectors - erase a range of flash sectors * @adapter: the adapter @@ -1368,7 +1433,7 @@ static void pcie_intr_handler(struct adapter *adapter) PCIE_CORE_UTL_PCI_EXPRESS_PORT_STATUS, pcie_port_intr_info) + t4_handle_intr_status(adapter, PCIE_INT_CAUSE, - is_t4(adapter->chip) ? + is_t4(adapter->params.chip) ? pcie_intr_info : t5_pcie_intr_info); if (fat) @@ -1782,7 +1847,7 @@ static void xgmac_intr_handler(struct adapter *adap, int port) { u32 v, int_cause_reg; - if (is_t4(adap->chip)) + if (is_t4(adap->params.chip)) int_cause_reg = PORT_REG(port, XGMAC_PORT_INT_CAUSE); else int_cause_reg = T5_PORT_REG(port, MAC_PORT_INT_CAUSE); @@ -2250,7 +2315,7 @@ void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p) #define GET_STAT(name) \ t4_read_reg64(adap, \ - (is_t4(adap->chip) ? PORT_REG(idx, MPS_PORT_STAT_##name##_L) : \ + (is_t4(adap->params.chip) ? PORT_REG(idx, MPS_PORT_STAT_##name##_L) : \ T5_PORT_REG(idx, MPS_PORT_STAT_##name##_L))) #define GET_STAT_COM(name) t4_read_reg64(adap, MPS_STAT_##name##_L) @@ -2332,7 +2397,7 @@ void t4_wol_magic_enable(struct adapter *adap, unsigned int port, { u32 mag_id_reg_l, mag_id_reg_h, port_cfg_reg; - if (is_t4(adap->chip)) { + if (is_t4(adap->params.chip)) { mag_id_reg_l = PORT_REG(port, XGMAC_PORT_MAGIC_MACID_LO); mag_id_reg_h = PORT_REG(port, XGMAC_PORT_MAGIC_MACID_HI); port_cfg_reg = PORT_REG(port, XGMAC_PORT_CFG2); @@ -2374,7 +2439,7 @@ int t4_wol_pat_enable(struct adapter *adap, unsigned int port, unsigned int map, int i; u32 port_cfg_reg; - if (is_t4(adap->chip)) + if (is_t4(adap->params.chip)) port_cfg_reg = PORT_REG(port, XGMAC_PORT_CFG2); else port_cfg_reg = T5_PORT_REG(port, MAC_PORT_CFG2); @@ -2387,7 +2452,7 @@ int t4_wol_pat_enable(struct adapter *adap, unsigned int port, unsigned int map, return -EINVAL; #define EPIO_REG(name) \ - (is_t4(adap->chip) ? PORT_REG(port, XGMAC_PORT_EPIO_##name) : \ + (is_t4(adap->params.chip) ? PORT_REG(port, XGMAC_PORT_EPIO_##name) : \ T5_PORT_REG(port, MAC_PORT_EPIO_##name)) t4_write_reg(adap, EPIO_REG(DATA1), mask0 >> 32); @@ -2474,7 +2539,7 @@ int t4_fwaddrspace_write(struct adapter *adap, unsigned int mbox, int t4_mem_win_read_len(struct adapter *adap, u32 addr, __be32 *data, int len) { int i, off; - u32 win_pf = is_t4(adap->chip) ? 0 : V_PFNUM(adap->fn); + u32 win_pf = is_t4(adap->params.chip) ? 0 : V_PFNUM(adap->fn); /* Align on a 2KB boundary. */ @@ -3306,7 +3371,7 @@ int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox, int i, ret; struct fw_vi_mac_cmd c; struct fw_vi_mac_exact *p; - unsigned int max_naddr = is_t4(adap->chip) ? + unsigned int max_naddr = is_t4(adap->params.chip) ? NUM_MPS_CLS_SRAM_L_INSTANCES : NUM_MPS_T5_CLS_SRAM_L_INSTANCES; @@ -3368,7 +3433,7 @@ int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid, int ret, mode; struct fw_vi_mac_cmd c; struct fw_vi_mac_exact *p = c.u.exact; - unsigned int max_mac_addr = is_t4(adap->chip) ? + unsigned int max_mac_addr = is_t4(adap->params.chip) ? NUM_MPS_CLS_SRAM_L_INSTANCES : NUM_MPS_T5_CLS_SRAM_L_INSTANCES; @@ -3699,13 +3764,14 @@ int t4_prep_adapter(struct adapter *adapter) { int ret, ver; uint16_t device_id; + u32 pl_rev; ret = t4_wait_dev_ready(adapter); if (ret < 0) return ret; get_pci_mode(adapter, &adapter->params.pci); - adapter->params.rev = t4_read_reg(adapter, PL_REV); + pl_rev = G_REV(t4_read_reg(adapter, PL_REV)); ret = get_flash_params(adapter); if (ret < 0) { @@ -3717,14 +3783,13 @@ int t4_prep_adapter(struct adapter *adapter) */ pci_read_config_word(adapter->pdev, PCI_DEVICE_ID, &device_id); ver = device_id >> 12; + adapter->params.chip = 0; switch (ver) { case CHELSIO_T4: - adapter->chip = CHELSIO_CHIP_CODE(CHELSIO_T4, - adapter->params.rev); + adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T4, pl_rev); break; case CHELSIO_T5: - adapter->chip = CHELSIO_CHIP_CODE(CHELSIO_T5, - adapter->params.rev); + adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T5, pl_rev); break; default: dev_err(adapter->pdev_dev, "Device %d is not supported\n", @@ -3732,9 +3797,6 @@ int t4_prep_adapter(struct adapter *adapter) return -EINVAL; } - /* Reassign the updated revision field */ - adapter->params.rev = adapter->chip; - init_cong_ctrl(adapter->params.a_wnd, adapter->params.b_wnd); /* diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h index ef146c0ba48..0a8205d69d2 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h @@ -1092,6 +1092,11 @@ #define PL_REV 0x1943c +#define S_REV 0 +#define M_REV 0xfU +#define V_REV(x) ((x) << S_REV) +#define G_REV(x) (((x) >> S_REV) & M_REV) + #define LE_DB_CONFIG 0x19c04 #define HASHEN 0x00100000U @@ -1199,4 +1204,13 @@ #define EDC_STRIDE_T5 (EDC_T51_BASE_ADDR - EDC_T50_BASE_ADDR) #define EDC_REG_T5(reg, idx) (reg + EDC_STRIDE_T5 * idx) +#define A_PL_VF_REV 0x4 +#define A_PL_VF_WHOAMI 0x0 +#define A_PL_VF_REVISION 0x8 + +#define S_CHIPID 4 +#define M_CHIPID 0xfU +#define V_CHIPID(x) ((x) << S_CHIPID) +#define G_CHIPID(x) (((x) >> S_CHIPID) & M_CHIPID) + #endif /* __T4_REGS_H */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index 6f77ac48774..74fea74ce0a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -2157,7 +2157,7 @@ struct fw_debug_cmd { struct fw_hdr { u8 ver; - u8 reserved1; + u8 chip; /* terminator chip type */ __be16 len512; /* bin length in units of 512-bytes */ __be32 fw_ver; /* firmware version */ __be32 tp_microcode_ver; @@ -2176,6 +2176,11 @@ struct fw_hdr { __be32 reserved6[23]; }; +enum fw_hdr_chip { + FW_HDR_CHIP_T4, + FW_HDR_CHIP_T5 +}; + #define FW_HDR_FW_VER_MAJOR_GET(x) (((x) >> 24) & 0xff) #define FW_HDR_FW_VER_MINOR_GET(x) (((x) >> 16) & 0xff) #define FW_HDR_FW_VER_MICRO_GET(x) (((x) >> 8) & 0xff) diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h b/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h index be5c7ef6ca9..68eaa9c88c7 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h +++ b/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h @@ -344,7 +344,6 @@ struct adapter { unsigned long registered_device_map; unsigned long open_device_map; unsigned long flags; - enum chip_type chip; struct adapter_params params; /* queue and interrupt resources */ diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index 5f90ec5f751..0899c098359 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -1064,7 +1064,7 @@ static inline unsigned int mk_adap_vers(const struct adapter *adapter) /* * Chip version 4, revision 0x3f (cxgb4vf). */ - return CHELSIO_CHIP_VERSION(adapter->chip) | (0x3f << 10); + return CHELSIO_CHIP_VERSION(adapter->params.chip) | (0x3f << 10); } /* @@ -1551,9 +1551,13 @@ static void cxgb4vf_get_regs(struct net_device *dev, reg_block_dump(adapter, regbuf, T4VF_MPS_BASE_ADDR + T4VF_MOD_MAP_MPS_FIRST, T4VF_MPS_BASE_ADDR + T4VF_MOD_MAP_MPS_LAST); + + /* T5 adds new registers in the PL Register map. + */ reg_block_dump(adapter, regbuf, T4VF_PL_BASE_ADDR + T4VF_MOD_MAP_PL_FIRST, - T4VF_PL_BASE_ADDR + T4VF_MOD_MAP_PL_LAST); + T4VF_PL_BASE_ADDR + (is_t4(adapter->params.chip) + ? A_PL_VF_WHOAMI : A_PL_VF_REVISION)); reg_block_dump(adapter, regbuf, T4VF_CIM_BASE_ADDR + T4VF_MOD_MAP_CIM_FIRST, T4VF_CIM_BASE_ADDR + T4VF_MOD_MAP_CIM_LAST); @@ -2087,6 +2091,7 @@ static int adap_init0(struct adapter *adapter) unsigned int ethqsets; int err; u32 param, val = 0; + unsigned int chipid; /* * Wait for the device to become ready before proceeding ... @@ -2114,12 +2119,14 @@ static int adap_init0(struct adapter *adapter) return err; } + adapter->params.chip = 0; switch (adapter->pdev->device >> 12) { case CHELSIO_T4: - adapter->chip = CHELSIO_CHIP_CODE(CHELSIO_T4, 0); + adapter->params.chip = CHELSIO_CHIP_CODE(CHELSIO_T4, 0); break; case CHELSIO_T5: - adapter->chip = CHELSIO_CHIP_CODE(CHELSIO_T5, 0); + chipid = G_REV(t4_read_reg(adapter, A_PL_VF_REV)); + adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T5, chipid); break; } diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index 8475c4cda9e..0a89963c48c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -537,7 +537,7 @@ static inline void ring_fl_db(struct adapter *adapter, struct sge_fl *fl) */ if (fl->pend_cred >= FL_PER_EQ_UNIT) { val = PIDX(fl->pend_cred / FL_PER_EQ_UNIT); - if (!is_t4(adapter->chip)) + if (!is_t4(adapter->params.chip)) val |= DBTYPE(1); wmb(); t4_write_reg(adapter, T4VF_SGE_BASE_ADDR + SGE_VF_KDOORBELL, diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h index 53cbfed21d0..61362450d05 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h @@ -39,21 +39,28 @@ #include "../cxgb4/t4fw_api.h" #define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision)) -#define CHELSIO_CHIP_VERSION(code) ((code) >> 4) +#define CHELSIO_CHIP_VERSION(code) (((code) >> 4) & 0xf) #define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf) +/* All T4 and later chips have their PCI-E Device IDs encoded as 0xVFPP where: + * + * V = "4" for T4; "5" for T5, etc. or + * = "a" for T4 FPGA; "b" for T4 FPGA, etc. + * F = "0" for PF 0..3; "4".."7" for PF4..7; and "8" for VFs + * PP = adapter product designation + */ #define CHELSIO_T4 0x4 #define CHELSIO_T5 0x5 enum chip_type { - T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 0), - T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1), - T4_A3 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2), + T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1), + T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2), T4_FIRST_REV = T4_A1, - T4_LAST_REV = T4_A3, + T4_LAST_REV = T4_A2, - T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0), - T5_FIRST_REV = T5_A1, + T5_A0 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0), + T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 1), + T5_FIRST_REV = T5_A0, T5_LAST_REV = T5_A1, }; @@ -203,6 +210,7 @@ struct adapter_params { struct vpd_params vpd; /* Vital Product Data */ struct rss_params rss; /* Receive Side Scaling */ struct vf_resources vfres; /* Virtual Function Resource limits */ + enum chip_type chip; /* chip code */ u8 nports; /* # of Ethernet "ports" */ }; @@ -253,7 +261,7 @@ static inline int t4vf_wr_mbox_ns(struct adapter *adapter, const void *cmd, static inline int is_t4(enum chip_type chip) { - return (chip >= T4_FIRST_REV && chip <= T4_LAST_REV); + return CHELSIO_CHIP_VERSION(chip) == CHELSIO_T4; } int t4vf_wait_dev_ready(struct adapter *); diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c index 9f96dc3bb11..d958c44341b 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c @@ -1027,7 +1027,7 @@ int t4vf_alloc_mac_filt(struct adapter *adapter, unsigned int viid, bool free, unsigned nfilters = 0; unsigned int rem = naddr; struct fw_vi_mac_cmd cmd, rpl; - unsigned int max_naddr = is_t4(adapter->chip) ? + unsigned int max_naddr = is_t4(adapter->params.chip) ? NUM_MPS_CLS_SRAM_L_INSTANCES : NUM_MPS_T5_CLS_SRAM_L_INSTANCES; @@ -1121,7 +1121,7 @@ int t4vf_change_mac(struct adapter *adapter, unsigned int viid, struct fw_vi_mac_exact *p = &cmd.u.exact[0]; size_t len16 = DIV_ROUND_UP(offsetof(struct fw_vi_mac_cmd, u.exact[1]), 16); - unsigned int max_naddr = is_t4(adapter->chip) ? + unsigned int max_naddr = is_t4(adapter->params.chip) ? NUM_MPS_CLS_SRAM_L_INSTANCES : NUM_MPS_T5_CLS_SRAM_L_INSTANCES; diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h index 3e216212160..dc88782185f 100644 --- a/drivers/net/ethernet/emulex/benet/be_hw.h +++ b/drivers/net/ethernet/emulex/benet/be_hw.h @@ -64,6 +64,9 @@ #define SLIPORT_ERROR_NO_RESOURCE1 0x2 #define SLIPORT_ERROR_NO_RESOURCE2 0x9 +#define SLIPORT_ERROR_FW_RESET1 0x2 +#define SLIPORT_ERROR_FW_RESET2 0x0 + /********* Memory BAR register ************/ #define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc /* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index fee64bf1044..0fde69d5cb6 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -2464,8 +2464,16 @@ void be_detect_error(struct be_adapter *adapter) */ if (sliport_status & SLIPORT_STATUS_ERR_MASK) { adapter->hw_error = true; - dev_err(&adapter->pdev->dev, - "Error detected in the card\n"); + /* Do not log error messages if its a FW reset */ + if (sliport_err1 == SLIPORT_ERROR_FW_RESET1 && + sliport_err2 == SLIPORT_ERROR_FW_RESET2) { + dev_info(&adapter->pdev->dev, + "Firmware update in progress\n"); + return; + } else { + dev_err(&adapter->pdev->dev, + "Error detected in the card\n"); + } } if (sliport_status & SLIPORT_STATUS_ERR_MASK) { @@ -2932,28 +2940,35 @@ static void be_cancel_worker(struct be_adapter *adapter) } } -static int be_clear(struct be_adapter *adapter) +static void be_mac_clear(struct be_adapter *adapter) { int i; + if (adapter->pmac_id) { + for (i = 0; i < (adapter->uc_macs + 1); i++) + be_cmd_pmac_del(adapter, adapter->if_handle, + adapter->pmac_id[i], 0); + adapter->uc_macs = 0; + + kfree(adapter->pmac_id); + adapter->pmac_id = NULL; + } +} + +static int be_clear(struct be_adapter *adapter) +{ be_cancel_worker(adapter); if (sriov_enabled(adapter)) be_vf_clear(adapter); /* delete the primary mac along with the uc-mac list */ - for (i = 0; i < (adapter->uc_macs + 1); i++) - be_cmd_pmac_del(adapter, adapter->if_handle, - adapter->pmac_id[i], 0); - adapter->uc_macs = 0; + be_mac_clear(adapter); be_cmd_if_destroy(adapter, adapter->if_handle, 0); be_clear_queues(adapter); - kfree(adapter->pmac_id); - adapter->pmac_id = NULL; - be_msix_disable(adapter); return 0; } @@ -3812,6 +3827,8 @@ static int lancer_fw_download(struct be_adapter *adapter, } if (change_status == LANCER_FW_RESET_NEEDED) { + dev_info(&adapter->pdev->dev, + "Resetting adapter to activate new FW\n"); status = lancer_physdev_ctrl(adapter, PHYSDEV_CONTROL_FW_RESET_MASK); if (status) { @@ -4363,13 +4380,13 @@ static int lancer_recover_func(struct be_adapter *adapter) goto err; } - dev_err(dev, "Error recovery successful\n"); + dev_err(dev, "Adapter recovery successful\n"); return 0; err: if (status == -EAGAIN) dev_err(dev, "Waiting for resource provisioning\n"); else - dev_err(dev, "Error recovery failed\n"); + dev_err(dev, "Adapter recovery failed\n"); return status; } diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 4cbebf3d80e..e7c8b749c5a 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -98,10 +98,6 @@ static void set_multicast_list(struct net_device *ndev); * detected as not set during a prior frame transmission, then the * ENET_TDAR[TDAR] bit is cleared at a later time, even if additional TxBDs * were added to the ring and the ENET_TDAR[TDAR] bit is set. This results in - * If the ready bit in the transmit buffer descriptor (TxBD[R]) is previously - * detected as not set during a prior frame transmission, then the - * ENET_TDAR[TDAR] bit is cleared at a later time, even if additional TxBDs - * were added to the ring and the ENET_TDAR[TDAR] bit is set. This results in * frames not being transmitted until there is a 0-to-1 transition on * ENET_TDAR[TDAR]. */ @@ -385,7 +381,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) * data. */ bdp->cbd_bufaddr = dma_map_single(&fep->pdev->dev, bufaddr, - FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE); + skb->len, DMA_TO_DEVICE); if (dma_mapping_error(&fep->pdev->dev, bdp->cbd_bufaddr)) { bdp->cbd_bufaddr = 0; fep->tx_skbuff[index] = NULL; @@ -779,11 +775,10 @@ fec_enet_tx(struct net_device *ndev) else index = bdp - fep->tx_bd_base; - dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, - FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE); - bdp->cbd_bufaddr = 0; - skb = fep->tx_skbuff[index]; + dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, skb->len, + DMA_TO_DEVICE); + bdp->cbd_bufaddr = 0; /* Check for errors. */ if (status & (BD_ENET_TX_HB | BD_ENET_TX_LC | diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 2d1c6bdd361..7628e0fd845 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -3033,7 +3033,7 @@ static struct ehea_port *ehea_setup_single_port(struct ehea_adapter *adapter, dev->hw_features = NETIF_F_SG | NETIF_F_TSO | NETIF_F_IP_CSUM | NETIF_F_HW_VLAN_CTAG_TX; - dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_TSO | + dev->features = NETIF_F_SG | NETIF_F_TSO | NETIF_F_HIGHDMA | NETIF_F_IP_CSUM | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_RXCSUM; diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index be15938ba21..12b0932204b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -354,6 +354,9 @@ static struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( struct rtnl_link_stats64 *vsi_stats = i40e_get_vsi_stats_struct(vsi); int i; + if (!vsi->tx_rings) + return stats; + rcu_read_lock(); for (i = 0; i < vsi->num_queue_pairs; i++) { struct i40e_ring *tx_ring, *rx_ring; diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c index c4c4fe332c7..ad2b74d9513 100644 --- a/drivers/net/ethernet/intel/igb/e1000_phy.c +++ b/drivers/net/ethernet/intel/igb/e1000_phy.c @@ -1728,7 +1728,10 @@ s32 igb_phy_has_link(struct e1000_hw *hw, u32 iterations, * ownership of the resources, wait and try again to * see if they have relinquished the resources yet. */ - udelay(usec_interval); + if (usec_interval >= 1000) + mdelay(usec_interval/1000); + else + udelay(usec_interval); } ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status); if (ret_val) diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index b8e232b4ea2..d5f0d72e5e3 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1378,7 +1378,7 @@ static void mvneta_rxq_drop_pkts(struct mvneta_port *pp, dev_kfree_skb_any(skb); dma_unmap_single(pp->dev->dev.parent, rx_desc->buf_phys_addr, - rx_desc->data_size, DMA_FROM_DEVICE); + MVNETA_RX_BUF_SIZE(pp->pkt_size), DMA_FROM_DEVICE); } if (rx_done) @@ -1424,7 +1424,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo, } dma_unmap_single(pp->dev->dev.parent, rx_desc->buf_phys_addr, - rx_desc->data_size, DMA_FROM_DEVICE); + MVNETA_RX_BUF_SIZE(pp->pkt_size), DMA_FROM_DEVICE); rx_bytes = rx_desc->data_size - (ETH_FCS_LEN + MVNETA_MH_SIZE); diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 5789ea2c934..01fc6515384 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2635,6 +2635,8 @@ static int __init mlx4_init(void) return -ENOMEM; ret = pci_register_driver(&mlx4_driver); + if (ret < 0) + destroy_workqueue(mlx4_wq); return ret < 0 ? ret : 0; } diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 2d045be4b5c..1e8b9514718 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -5150,8 +5150,10 @@ static void nv_self_test(struct net_device *dev, struct ethtool_test *test, u64 { struct fe_priv *np = netdev_priv(dev); u8 __iomem *base = get_hwbase(dev); - int result; - memset(buffer, 0, nv_get_sset_count(dev, ETH_SS_TEST)*sizeof(u64)); + int result, count; + + count = nv_get_sset_count(dev, ETH_SS_TEST); + memset(buffer, 0, count * sizeof(u64)); if (!nv_link_test(dev)) { test->flags |= ETH_TEST_FL_FAILED; @@ -5195,7 +5197,7 @@ static void nv_self_test(struct net_device *dev, struct ethtool_test *test, u64 return; } - if (!nv_loopback_test(dev)) { + if (count > NV_TEST_COUNT_BASE && !nv_loopback_test(dev)) { test->flags |= ETH_TEST_FL_FAILED; buffer[3] = 1; } diff --git a/drivers/net/ethernet/qlogic/qlge/qlge.h b/drivers/net/ethernet/qlogic/qlge/qlge.h index 0c9c4e89559..03517478e58 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge.h +++ b/drivers/net/ethernet/qlogic/qlge/qlge.h @@ -18,7 +18,7 @@ */ #define DRV_NAME "qlge" #define DRV_STRING "QLogic 10 Gigabit PCI-E Ethernet Driver " -#define DRV_VERSION "1.00.00.33" +#define DRV_VERSION "1.00.00.34" #define WQ_ADDR_ALIGN 0x3 /* 4 byte alignment */ diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c index 0780e039b27..8dee1beb985 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c @@ -181,6 +181,7 @@ static const char ql_gstrings_test[][ETH_GSTRING_LEN] = { }; #define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN) #define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats) +#define QLGE_RCV_MAC_ERR_STATS 7 static int ql_update_ring_coalescing(struct ql_adapter *qdev) { @@ -280,6 +281,9 @@ static void ql_update_stats(struct ql_adapter *qdev) iter++; } + /* Update receive mac error statistics */ + iter += QLGE_RCV_MAC_ERR_STATS; + /* * Get Per-priority TX pause frame counter statistics. */ diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c index a245dc18d76..449f506d2e8 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c @@ -2376,14 +2376,6 @@ static netdev_features_t qlge_fix_features(struct net_device *ndev, netdev_features_t features) { int err; - /* - * Since there is no support for separate rx/tx vlan accel - * enable/disable make sure tx flag is always in same state as rx. - */ - if (features & NETIF_F_HW_VLAN_CTAG_RX) - features |= NETIF_F_HW_VLAN_CTAG_TX; - else - features &= ~NETIF_F_HW_VLAN_CTAG_TX; /* Update the behavior of vlan accel in the adapter */ err = qlge_update_hw_vlan_features(ndev, features); diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 2e27837ce6a..fd844b53e38 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -585,7 +585,7 @@ static void efx_start_datapath(struct efx_nic *efx) EFX_MAX_FRAME_LEN(efx->net_dev->mtu) + efx->type->rx_buffer_padding); rx_buf_len = (sizeof(struct efx_rx_page_state) + - NET_IP_ALIGN + efx->rx_dma_len); + efx->rx_ip_align + efx->rx_dma_len); if (rx_buf_len <= PAGE_SIZE) { efx->rx_scatter = efx->type->always_rx_scatter; efx->rx_buffer_order = 0; @@ -645,6 +645,8 @@ static void efx_start_datapath(struct efx_nic *efx) WARN_ON(channel->rx_pkt_n_frags); } + efx_ptp_start_datapath(efx); + if (netif_device_present(efx->net_dev)) netif_tx_wake_all_queues(efx->net_dev); } @@ -659,6 +661,8 @@ static void efx_stop_datapath(struct efx_nic *efx) EFX_ASSERT_RESET_SERIALISED(efx); BUG_ON(efx->port_enabled); + efx_ptp_stop_datapath(efx); + /* Stop RX refill */ efx_for_each_channel(channel, efx) { efx_for_each_channel_rx_queue(rx_queue, channel) @@ -2540,6 +2544,8 @@ static int efx_init_struct(struct efx_nic *efx, efx->net_dev = net_dev; efx->rx_prefix_size = efx->type->rx_prefix_size; + efx->rx_ip_align = + NET_IP_ALIGN ? (efx->rx_prefix_size + NET_IP_ALIGN) % 4 : 0; efx->rx_packet_hash_offset = efx->type->rx_hash_offset - efx->type->rx_prefix_size; spin_lock_init(&efx->stats_lock); diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c index 366c8e3e378..4b0bd8a1514 100644 --- a/drivers/net/ethernet/sfc/mcdi.c +++ b/drivers/net/ethernet/sfc/mcdi.c @@ -50,6 +50,7 @@ struct efx_mcdi_async_param { static void efx_mcdi_timeout_async(unsigned long context); static int efx_mcdi_drv_attach(struct efx_nic *efx, bool driver_operating, bool *was_attached_out); +static bool efx_mcdi_poll_once(struct efx_nic *efx); static inline struct efx_mcdi_iface *efx_mcdi(struct efx_nic *efx) { @@ -237,6 +238,21 @@ static void efx_mcdi_read_response_header(struct efx_nic *efx) } } +static bool efx_mcdi_poll_once(struct efx_nic *efx) +{ + struct efx_mcdi_iface *mcdi = efx_mcdi(efx); + + rmb(); + if (!efx->type->mcdi_poll_response(efx)) + return false; + + spin_lock_bh(&mcdi->iface_lock); + efx_mcdi_read_response_header(efx); + spin_unlock_bh(&mcdi->iface_lock); + + return true; +} + static int efx_mcdi_poll(struct efx_nic *efx) { struct efx_mcdi_iface *mcdi = efx_mcdi(efx); @@ -272,18 +288,13 @@ static int efx_mcdi_poll(struct efx_nic *efx) time = jiffies; - rmb(); - if (efx->type->mcdi_poll_response(efx)) + if (efx_mcdi_poll_once(efx)) break; if (time_after(time, finish)) return -ETIMEDOUT; } - spin_lock_bh(&mcdi->iface_lock); - efx_mcdi_read_response_header(efx); - spin_unlock_bh(&mcdi->iface_lock); - /* Return rc=0 like wait_event_timeout() */ return 0; } @@ -619,6 +630,16 @@ int efx_mcdi_rpc_finish(struct efx_nic *efx, unsigned cmd, size_t inlen, rc = efx_mcdi_await_completion(efx); if (rc != 0) { + netif_err(efx, hw, efx->net_dev, + "MC command 0x%x inlen %d mode %d timed out\n", + cmd, (int)inlen, mcdi->mode); + + if (mcdi->mode == MCDI_MODE_EVENTS && efx_mcdi_poll_once(efx)) { + netif_err(efx, hw, efx->net_dev, + "MCDI request was completed without an event\n"); + rc = 0; + } + /* Close the race with efx_mcdi_ev_cpl() executing just too late * and completing a request we've just cancelled, by ensuring * that the seqno check therein fails. @@ -627,11 +648,9 @@ int efx_mcdi_rpc_finish(struct efx_nic *efx, unsigned cmd, size_t inlen, ++mcdi->seqno; ++mcdi->credits; spin_unlock_bh(&mcdi->iface_lock); + } - netif_err(efx, hw, efx->net_dev, - "MC command 0x%x inlen %d mode %d timed out\n", - cmd, (int)inlen, mcdi->mode); - } else { + if (rc == 0) { size_t hdr_len, data_len; /* At the very least we need a memory barrier here to ensure diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index b14a717ac3e..542a0d252ae 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -683,6 +683,8 @@ struct vfdi_status; * @n_channels: Number of channels in use * @n_rx_channels: Number of channels used for RX (= number of RX queues) * @n_tx_channels: Number of channels used for TX + * @rx_ip_align: RX DMA address offset to have IP header aligned in + * in accordance with NET_IP_ALIGN * @rx_dma_len: Current maximum RX DMA length * @rx_buffer_order: Order (log2) of number of pages for each RX buffer * @rx_buffer_truesize: Amortised allocation size of an RX buffer, @@ -816,6 +818,7 @@ struct efx_nic { unsigned rss_spread; unsigned tx_channel_offset; unsigned n_tx_channels; + unsigned int rx_ip_align; unsigned int rx_dma_len; unsigned int rx_buffer_order; unsigned int rx_buffer_truesize; diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h index 11b6112d924..91c63ec79c5 100644 --- a/drivers/net/ethernet/sfc/nic.h +++ b/drivers/net/ethernet/sfc/nic.h @@ -560,6 +560,8 @@ void efx_ptp_get_ts_info(struct efx_nic *efx, struct ethtool_ts_info *ts_info); bool efx_ptp_is_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); int efx_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); void efx_ptp_event(struct efx_nic *efx, efx_qword_t *ev); +void efx_ptp_start_datapath(struct efx_nic *efx); +void efx_ptp_stop_datapath(struct efx_nic *efx); extern const struct efx_nic_type falcon_a1_nic_type; extern const struct efx_nic_type falcon_b0_nic_type; diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index 03acf57df04..3dd39dcfe36 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -220,6 +220,7 @@ struct efx_ptp_timeset { * @evt_list: List of MC receive events awaiting packets * @evt_free_list: List of free events * @evt_lock: Lock for manipulating evt_list and evt_free_list + * @evt_overflow: Boolean indicating that event list has overflowed * @rx_evts: Instantiated events (on evt_list and evt_free_list) * @workwq: Work queue for processing pending PTP operations * @work: Work task @@ -270,6 +271,7 @@ struct efx_ptp_data { struct list_head evt_list; struct list_head evt_free_list; spinlock_t evt_lock; + bool evt_overflow; struct efx_ptp_event_rx rx_evts[MAX_RECEIVE_EVENTS]; struct workqueue_struct *workwq; struct work_struct work; @@ -635,6 +637,11 @@ static void efx_ptp_drop_time_expired_events(struct efx_nic *efx) } } } + /* If the event overflow flag is set and the event list is now empty + * clear the flag to re-enable the overflow warning message. + */ + if (ptp->evt_overflow && list_empty(&ptp->evt_list)) + ptp->evt_overflow = false; spin_unlock_bh(&ptp->evt_lock); } @@ -676,6 +683,11 @@ static enum ptp_packet_state efx_ptp_match_rx(struct efx_nic *efx, break; } } + /* If the event overflow flag is set and the event list is now empty + * clear the flag to re-enable the overflow warning message. + */ + if (ptp->evt_overflow && list_empty(&ptp->evt_list)) + ptp->evt_overflow = false; spin_unlock_bh(&ptp->evt_lock); return rc; @@ -705,8 +717,9 @@ static bool efx_ptp_process_events(struct efx_nic *efx, struct sk_buff_head *q) __skb_queue_tail(q, skb); } else if (time_after(jiffies, match->expiry)) { match->state = PTP_PACKET_STATE_TIMED_OUT; - netif_warn(efx, rx_err, efx->net_dev, - "PTP packet - no timestamp seen\n"); + if (net_ratelimit()) + netif_warn(efx, rx_err, efx->net_dev, + "PTP packet - no timestamp seen\n"); __skb_queue_tail(q, skb); } else { /* Replace unprocessed entry and stop */ @@ -788,9 +801,14 @@ fail: static int efx_ptp_stop(struct efx_nic *efx) { struct efx_ptp_data *ptp = efx->ptp_data; - int rc = efx_ptp_disable(efx); struct list_head *cursor; struct list_head *next; + int rc; + + if (ptp == NULL) + return 0; + + rc = efx_ptp_disable(efx); if (ptp->rxfilter_installed) { efx_filter_remove_id_safe(efx, EFX_FILTER_PRI_REQUIRED, @@ -809,11 +827,19 @@ static int efx_ptp_stop(struct efx_nic *efx) list_for_each_safe(cursor, next, &efx->ptp_data->evt_list) { list_move(cursor, &efx->ptp_data->evt_free_list); } + ptp->evt_overflow = false; spin_unlock_bh(&efx->ptp_data->evt_lock); return rc; } +static int efx_ptp_restart(struct efx_nic *efx) +{ + if (efx->ptp_data && efx->ptp_data->enabled) + return efx_ptp_start(efx); + return 0; +} + static void efx_ptp_pps_worker(struct work_struct *work) { struct efx_ptp_data *ptp = @@ -901,6 +927,7 @@ static int efx_ptp_probe_channel(struct efx_channel *channel) spin_lock_init(&ptp->evt_lock); for (pos = 0; pos < MAX_RECEIVE_EVENTS; pos++) list_add(&ptp->rx_evts[pos].link, &ptp->evt_free_list); + ptp->evt_overflow = false; ptp->phc_clock_info.owner = THIS_MODULE; snprintf(ptp->phc_clock_info.name, @@ -989,7 +1016,11 @@ bool efx_ptp_is_ptp_tx(struct efx_nic *efx, struct sk_buff *skb) skb->len >= PTP_MIN_LENGTH && skb->len <= MC_CMD_PTP_IN_TRANSMIT_PACKET_MAXNUM && likely(skb->protocol == htons(ETH_P_IP)) && + skb_transport_header_was_set(skb) && + skb_network_header_len(skb) >= sizeof(struct iphdr) && ip_hdr(skb)->protocol == IPPROTO_UDP && + skb_headlen(skb) >= + skb_transport_offset(skb) + sizeof(struct udphdr) && udp_hdr(skb)->dest == htons(PTP_EVENT_PORT); } @@ -1106,7 +1137,7 @@ static int efx_ptp_change_mode(struct efx_nic *efx, bool enable_wanted, { if ((enable_wanted != efx->ptp_data->enabled) || (enable_wanted && (efx->ptp_data->mode != new_mode))) { - int rc; + int rc = 0; if (enable_wanted) { /* Change of mode requires disable */ @@ -1123,7 +1154,8 @@ static int efx_ptp_change_mode(struct efx_nic *efx, bool enable_wanted, * succeed. */ efx->ptp_data->mode = new_mode; - rc = efx_ptp_start(efx); + if (netif_running(efx->net_dev)) + rc = efx_ptp_start(efx); if (rc == 0) { rc = efx_ptp_synchronize(efx, PTP_SYNC_ATTEMPTS * 2); @@ -1295,8 +1327,13 @@ static void ptp_event_rx(struct efx_nic *efx, struct efx_ptp_data *ptp) list_add_tail(&evt->link, &ptp->evt_list); queue_work(ptp->workwq, &ptp->work); - } else { - netif_err(efx, rx_err, efx->net_dev, "No free PTP event"); + } else if (!ptp->evt_overflow) { + /* Log a warning message and set the event overflow flag. + * The message won't be logged again until the event queue + * becomes empty. + */ + netif_err(efx, rx_err, efx->net_dev, "PTP event queue overflow\n"); + ptp->evt_overflow = true; } spin_unlock_bh(&ptp->evt_lock); } @@ -1389,7 +1426,7 @@ static int efx_phc_adjfreq(struct ptp_clock_info *ptp, s32 delta) if (rc != 0) return rc; - ptp_data->current_adjfreq = delta; + ptp_data->current_adjfreq = adjustment_ns; return 0; } @@ -1404,7 +1441,7 @@ static int efx_phc_adjtime(struct ptp_clock_info *ptp, s64 delta) MCDI_SET_DWORD(inbuf, PTP_IN_OP, MC_CMD_PTP_OP_ADJUST); MCDI_SET_DWORD(inbuf, PTP_IN_PERIPH_ID, 0); - MCDI_SET_QWORD(inbuf, PTP_IN_ADJUST_FREQ, 0); + MCDI_SET_QWORD(inbuf, PTP_IN_ADJUST_FREQ, ptp_data->current_adjfreq); MCDI_SET_DWORD(inbuf, PTP_IN_ADJUST_SECONDS, (u32)delta_ts.tv_sec); MCDI_SET_DWORD(inbuf, PTP_IN_ADJUST_NANOSECONDS, (u32)delta_ts.tv_nsec); return efx_mcdi_rpc(efx, MC_CMD_PTP, inbuf, sizeof(inbuf), @@ -1491,3 +1528,14 @@ void efx_ptp_probe(struct efx_nic *efx) efx->extra_channel_type[EFX_EXTRA_CHANNEL_PTP] = &efx_ptp_channel_type; } + +void efx_ptp_start_datapath(struct efx_nic *efx) +{ + if (efx_ptp_restart(efx)) + netif_err(efx, drv, efx->net_dev, "Failed to restart PTP.\n"); +} + +void efx_ptp_stop_datapath(struct efx_nic *efx) +{ + efx_ptp_stop(efx); +} diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 8f09e686fc2..42488df1f4e 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -94,7 +94,7 @@ static inline void efx_sync_rx_buffer(struct efx_nic *efx, void efx_rx_config_page_split(struct efx_nic *efx) { - efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + NET_IP_ALIGN, + efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + efx->rx_ip_align, EFX_RX_BUF_ALIGNMENT); efx->rx_bufs_per_page = efx->rx_buffer_order ? 1 : ((PAGE_SIZE - sizeof(struct efx_rx_page_state)) / @@ -189,9 +189,9 @@ static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue) do { index = rx_queue->added_count & rx_queue->ptr_mask; rx_buf = efx_rx_buffer(rx_queue, index); - rx_buf->dma_addr = dma_addr + NET_IP_ALIGN; + rx_buf->dma_addr = dma_addr + efx->rx_ip_align; rx_buf->page = page; - rx_buf->page_offset = page_offset + NET_IP_ALIGN; + rx_buf->page_offset = page_offset + efx->rx_ip_align; rx_buf->len = efx->rx_dma_len; rx_buf->flags = 0; ++rx_queue->added_count; diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 0c9b5d94154..8bf29eb4a5a 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -82,6 +82,7 @@ static const char version[] = #include <linux/mii.h> #include <linux/workqueue.h> #include <linux/of.h> +#include <linux/of_device.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -2184,6 +2185,15 @@ static void smc_release_datacs(struct platform_device *pdev, struct net_device * } } +#if IS_BUILTIN(CONFIG_OF) +static const struct of_device_id smc91x_match[] = { + { .compatible = "smsc,lan91c94", }, + { .compatible = "smsc,lan91c111", }, + {}, +}; +MODULE_DEVICE_TABLE(of, smc91x_match); +#endif + /* * smc_init(void) * Input parameters: @@ -2198,6 +2208,7 @@ static void smc_release_datacs(struct platform_device *pdev, struct net_device * static int smc_drv_probe(struct platform_device *pdev) { struct smc91x_platdata *pd = dev_get_platdata(&pdev->dev); + const struct of_device_id *match = NULL; struct smc_local *lp; struct net_device *ndev; struct resource *res, *ires; @@ -2217,11 +2228,34 @@ static int smc_drv_probe(struct platform_device *pdev) */ lp = netdev_priv(ndev); + lp->cfg.flags = 0; if (pd) { memcpy(&lp->cfg, pd, sizeof(lp->cfg)); lp->io_shift = SMC91X_IO_SHIFT(lp->cfg.flags); - } else { + } + +#if IS_BUILTIN(CONFIG_OF) + match = of_match_device(of_match_ptr(smc91x_match), &pdev->dev); + if (match) { + struct device_node *np = pdev->dev.of_node; + u32 val; + + /* Combination of IO widths supported, default to 16-bit */ + if (!of_property_read_u32(np, "reg-io-width", &val)) { + if (val & 1) + lp->cfg.flags |= SMC91X_USE_8BIT; + if ((val == 0) || (val & 2)) + lp->cfg.flags |= SMC91X_USE_16BIT; + if (val & 4) + lp->cfg.flags |= SMC91X_USE_32BIT; + } else { + lp->cfg.flags |= SMC91X_USE_16BIT; + } + } +#endif + + if (!pd && !match) { lp->cfg.flags |= (SMC_CAN_USE_8BIT) ? SMC91X_USE_8BIT : 0; lp->cfg.flags |= (SMC_CAN_USE_16BIT) ? SMC91X_USE_16BIT : 0; lp->cfg.flags |= (SMC_CAN_USE_32BIT) ? SMC91X_USE_32BIT : 0; @@ -2370,15 +2404,6 @@ static int smc_drv_resume(struct device *dev) return 0; } -#ifdef CONFIG_OF -static const struct of_device_id smc91x_match[] = { - { .compatible = "smsc,lan91c94", }, - { .compatible = "smsc,lan91c111", }, - {}, -}; -MODULE_DEVICE_TABLE(of, smc91x_match); -#endif - static struct dev_pm_ops smc_drv_pm_ops = { .suspend = smc_drv_suspend, .resume = smc_drv_resume, diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index dd0dd6279b4..4f1d2549130 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -2019,7 +2019,6 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ndev->features = NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_TSO | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_RXCSUM - /*| NETIF_F_FRAGLIST */ ; ndev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_TSO | NETIF_F_HW_VLAN_CTAG_TX; diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 7536a4c0129..5120d9ce1dd 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1151,6 +1151,12 @@ static int cpsw_ndo_open(struct net_device *ndev) * receive descs */ cpsw_info(priv, ifup, "submitted %d rx descriptors\n", i); + + if (cpts_register(&priv->pdev->dev, priv->cpts, + priv->data.cpts_clock_mult, + priv->data.cpts_clock_shift)) + dev_err(priv->dev, "error registering cpts device\n"); + } /* Enable Interrupt pacing if configured */ @@ -1197,6 +1203,7 @@ static int cpsw_ndo_stop(struct net_device *ndev) netif_carrier_off(priv->ndev); if (cpsw_common_res_usage_state(priv) <= 1) { + cpts_unregister(priv->cpts); cpsw_intr_disable(priv); cpdma_ctlr_int_ctrl(priv->dma, false); cpdma_ctlr_stop(priv->dma); @@ -1816,6 +1823,8 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, } i++; + if (i == data->slaves) + break; } return 0; @@ -1983,9 +1992,15 @@ static int cpsw_probe(struct platform_device *pdev) goto clean_runtime_disable_ret; } priv->regs = ss_regs; - priv->version = __raw_readl(&priv->regs->id_ver); priv->host_port = HOST_PORT_NUM; + /* Need to enable clocks with runtime PM api to access module + * registers + */ + pm_runtime_get_sync(&pdev->dev); + priv->version = readl(&priv->regs->id_ver); + pm_runtime_put_sync(&pdev->dev); + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); priv->wr_regs = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(priv->wr_regs)) { @@ -2155,8 +2170,6 @@ static int cpsw_remove(struct platform_device *pdev) unregister_netdev(cpsw_get_slave_ndev(priv, 1)); unregister_netdev(ndev); - cpts_unregister(priv->cpts); - cpsw_ale_destroy(priv->ale); cpdma_chan_destroy(priv->txch); cpdma_chan_destroy(priv->rxch); diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 41ba974bf37..cd9b164a043 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -61,6 +61,7 @@ #include <linux/davinci_emac.h> #include <linux/of.h> #include <linux/of_address.h> +#include <linux/of_device.h> #include <linux/of_irq.h> #include <linux/of_net.h> @@ -1752,10 +1753,14 @@ static const struct net_device_ops emac_netdev_ops = { #endif }; +static const struct of_device_id davinci_emac_of_match[]; + static struct emac_platform_data * davinci_emac_of_get_pdata(struct platform_device *pdev, struct emac_priv *priv) { struct device_node *np; + const struct of_device_id *match; + const struct emac_platform_data *auxdata; struct emac_platform_data *pdata = NULL; const u8 *mac_addr; @@ -1793,7 +1798,20 @@ davinci_emac_of_get_pdata(struct platform_device *pdev, struct emac_priv *priv) priv->phy_node = of_parse_phandle(np, "phy-handle", 0); if (!priv->phy_node) - pdata->phy_id = ""; + pdata->phy_id = NULL; + + auxdata = pdev->dev.platform_data; + if (auxdata) { + pdata->interrupt_enable = auxdata->interrupt_enable; + pdata->interrupt_disable = auxdata->interrupt_disable; + } + + match = of_match_device(davinci_emac_of_match, &pdev->dev); + if (match && match->data) { + auxdata = match->data; + pdata->version = auxdata->version; + pdata->hw_ram_addr = auxdata->hw_ram_addr; + } pdev->dev.platform_data = pdata; @@ -2020,8 +2038,14 @@ static const struct dev_pm_ops davinci_emac_pm_ops = { }; #if IS_ENABLED(CONFIG_OF) +static const struct emac_platform_data am3517_emac_data = { + .version = EMAC_VERSION_2, + .hw_ram_addr = 0x01e20000, +}; + static const struct of_device_id davinci_emac_of_match[] = { {.compatible = "ti,davinci-dm6467-emac", }, + {.compatible = "ti,am3517-emac", .data = &am3517_emac_data, }, {}, }; MODULE_DEVICE_TABLE(of, davinci_emac_of_match); diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 1f236412632..2166e879a09 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1017,7 +1017,7 @@ static int temac_of_probe(struct platform_device *op) platform_set_drvdata(op, ndev); SET_NETDEV_DEV(ndev, &op->dev); ndev->flags &= ~IFF_MULTICAST; /* clear multicast */ - ndev->features = NETIF_F_SG | NETIF_F_FRAGLIST; + ndev->features = NETIF_F_SG; ndev->netdev_ops = &temac_netdev_ops; ndev->ethtool_ops = &temac_ethtool_ops; #if 0 diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index b2ff038d6d2..f9293da19e2 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1486,7 +1486,7 @@ static int axienet_of_probe(struct platform_device *op) SET_NETDEV_DEV(ndev, &op->dev); ndev->flags &= ~IFF_MULTICAST; /* clear multicast */ - ndev->features = NETIF_F_SG | NETIF_F_FRAGLIST; + ndev->features = NETIF_F_SG; ndev->netdev_ops = &axienet_netdev_ops; ndev->ethtool_ops = &axienet_ethtool_ops; diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 74234a51c85..fefb8cd5eb6 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -163,26 +163,9 @@ static void xemaclite_enable_interrupts(struct net_local *drvdata) __raw_writel(reg_data | XEL_TSR_XMIT_IE_MASK, drvdata->base_addr + XEL_TSR_OFFSET); - /* Enable the Tx interrupts for the second Buffer if - * configured in HW */ - if (drvdata->tx_ping_pong != 0) { - reg_data = __raw_readl(drvdata->base_addr + - XEL_BUFFER_OFFSET + XEL_TSR_OFFSET); - __raw_writel(reg_data | XEL_TSR_XMIT_IE_MASK, - drvdata->base_addr + XEL_BUFFER_OFFSET + - XEL_TSR_OFFSET); - } - /* Enable the Rx interrupts for the first buffer */ __raw_writel(XEL_RSR_RECV_IE_MASK, drvdata->base_addr + XEL_RSR_OFFSET); - /* Enable the Rx interrupts for the second Buffer if - * configured in HW */ - if (drvdata->rx_ping_pong != 0) { - __raw_writel(XEL_RSR_RECV_IE_MASK, drvdata->base_addr + - XEL_BUFFER_OFFSET + XEL_RSR_OFFSET); - } - /* Enable the Global Interrupt Enable */ __raw_writel(XEL_GIER_GIE_MASK, drvdata->base_addr + XEL_GIER_OFFSET); } @@ -206,31 +189,10 @@ static void xemaclite_disable_interrupts(struct net_local *drvdata) __raw_writel(reg_data & (~XEL_TSR_XMIT_IE_MASK), drvdata->base_addr + XEL_TSR_OFFSET); - /* Disable the Tx interrupts for the second Buffer - * if configured in HW */ - if (drvdata->tx_ping_pong != 0) { - reg_data = __raw_readl(drvdata->base_addr + XEL_BUFFER_OFFSET + - XEL_TSR_OFFSET); - __raw_writel(reg_data & (~XEL_TSR_XMIT_IE_MASK), - drvdata->base_addr + XEL_BUFFER_OFFSET + - XEL_TSR_OFFSET); - } - /* Disable the Rx interrupts for the first buffer */ reg_data = __raw_readl(drvdata->base_addr + XEL_RSR_OFFSET); __raw_writel(reg_data & (~XEL_RSR_RECV_IE_MASK), drvdata->base_addr + XEL_RSR_OFFSET); - - /* Disable the Rx interrupts for the second buffer - * if configured in HW */ - if (drvdata->rx_ping_pong != 0) { - - reg_data = __raw_readl(drvdata->base_addr + XEL_BUFFER_OFFSET + - XEL_RSR_OFFSET); - __raw_writel(reg_data & (~XEL_RSR_RECV_IE_MASK), - drvdata->base_addr + XEL_BUFFER_OFFSET + - XEL_RSR_OFFSET); - } } /** @@ -258,6 +220,13 @@ static void xemaclite_aligned_write(void *src_ptr, u32 *dest_ptr, *to_u16_ptr++ = *from_u16_ptr++; *to_u16_ptr++ = *from_u16_ptr++; + /* This barrier resolves occasional issues seen around + * cases where the data is not properly flushed out + * from the processor store buffers to the destination + * memory locations. + */ + wmb(); + /* Output a word */ *to_u32_ptr++ = align_buffer; } @@ -273,6 +242,12 @@ static void xemaclite_aligned_write(void *src_ptr, u32 *dest_ptr, for (; length > 0; length--) *to_u8_ptr++ = *from_u8_ptr++; + /* This barrier resolves occasional issues seen around + * cases where the data is not properly flushed out + * from the processor store buffers to the destination + * memory locations. + */ + wmb(); *to_u32_ptr = align_buffer; } } diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 9093004f9b6..2a89da08031 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -770,7 +770,7 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, int ret; int vnet_hdr_len = 0; int vlan_offset = 0; - int copied; + int copied, total; if (q->flags & IFF_VNET_HDR) { struct virtio_net_hdr vnet_hdr; @@ -785,7 +785,8 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, if (memcpy_toiovecend(iv, (void *)&vnet_hdr, 0, sizeof(vnet_hdr))) return -EFAULT; } - copied = vnet_hdr_len; + total = copied = vnet_hdr_len; + total += skb->len; if (!vlan_tx_tag_present(skb)) len = min_t(int, skb->len, len); @@ -800,6 +801,7 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, vlan_offset = offsetof(struct vlan_ethhdr, h_vlan_proto); len = min_t(int, skb->len + VLAN_HLEN, len); + total += VLAN_HLEN; copy = min_t(int, vlan_offset, len); ret = skb_copy_datagram_const_iovec(skb, 0, iv, copied, copy); @@ -817,10 +819,9 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, } ret = skb_copy_datagram_const_iovec(skb, vlan_offset, iv, copied, len); - copied += len; done: - return ret ? ret : copied; + return ret ? ret : total; } static ssize_t macvtap_do_read(struct macvtap_queue *q, struct kiocb *iocb, @@ -875,7 +876,9 @@ static ssize_t macvtap_aio_read(struct kiocb *iocb, const struct iovec *iv, } ret = macvtap_do_read(q, iocb, iv, len, file->f_flags & O_NONBLOCK); - ret = min_t(ssize_t, ret, len); /* XXX copied from tun.c. Why? */ + ret = min_t(ssize_t, ret, len); + if (ret > 0) + iocb->ki_pos = ret; out: return ret; } diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 3ae28f42086..26fa05a472b 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -336,6 +336,21 @@ static struct phy_driver ksphy_driver[] = { .resume = genphy_resume, .driver = { .owner = THIS_MODULE,}, }, { + .phy_id = PHY_ID_KSZ8041RNLI, + .phy_id_mask = 0x00fffff0, + .name = "Micrel KSZ8041RNLI", + .features = PHY_BASIC_FEATURES | + SUPPORTED_Pause | SUPPORTED_Asym_Pause, + .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, + .config_init = kszphy_config_init, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .ack_interrupt = kszphy_ack_interrupt, + .config_intr = kszphy_config_intr, + .suspend = genphy_suspend, + .resume = genphy_resume, + .driver = { .owner = THIS_MODULE,}, +}, { .phy_id = PHY_ID_KSZ8051, .phy_id_mask = 0x00fffff0, .name = "Micrel KSZ8051", diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 782e38bfc1e..7c8343a4f91 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1184,7 +1184,7 @@ static ssize_t tun_put_user(struct tun_struct *tun, { struct tun_pi pi = { 0, skb->protocol }; ssize_t total = 0; - int vlan_offset = 0; + int vlan_offset = 0, copied; if (!(tun->flags & TUN_NO_PI)) { if ((len -= sizeof(pi)) < 0) @@ -1248,6 +1248,8 @@ static ssize_t tun_put_user(struct tun_struct *tun, total += tun->vnet_hdr_sz; } + copied = total; + total += skb->len; if (!vlan_tx_tag_present(skb)) { len = min_t(int, skb->len, len); } else { @@ -1262,24 +1264,24 @@ static ssize_t tun_put_user(struct tun_struct *tun, vlan_offset = offsetof(struct vlan_ethhdr, h_vlan_proto); len = min_t(int, skb->len + VLAN_HLEN, len); + total += VLAN_HLEN; copy = min_t(int, vlan_offset, len); - ret = skb_copy_datagram_const_iovec(skb, 0, iv, total, copy); + ret = skb_copy_datagram_const_iovec(skb, 0, iv, copied, copy); len -= copy; - total += copy; + copied += copy; if (ret || !len) goto done; copy = min_t(int, sizeof(veth), len); - ret = memcpy_toiovecend(iv, (void *)&veth, total, copy); + ret = memcpy_toiovecend(iv, (void *)&veth, copied, copy); len -= copy; - total += copy; + copied += copy; if (ret || !len) goto done; } - skb_copy_datagram_const_iovec(skb, vlan_offset, iv, total, len); - total += len; + skb_copy_datagram_const_iovec(skb, vlan_offset, iv, copied, len); done: tun->dev->stats.tx_packets++; @@ -1356,6 +1358,8 @@ static ssize_t tun_chr_aio_read(struct kiocb *iocb, const struct iovec *iv, ret = tun_do_read(tun, tfile, iocb, iv, len, file->f_flags & O_NONBLOCK); ret = min_t(ssize_t, ret, len); + if (ret > 0) + iocb->ki_pos = ret; out: tun_put(tun); return ret; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 916241d16c6..d208f860498 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -426,10 +426,10 @@ static void receive_buf(struct receive_queue *rq, void *buf, unsigned int len) if (unlikely(len < sizeof(struct virtio_net_hdr) + ETH_HLEN)) { pr_debug("%s: short packet %i\n", dev->name, len); dev->stats.rx_length_errors++; - if (vi->big_packets) - give_pages(rq, buf); - else if (vi->mergeable_rx_bufs) + if (vi->mergeable_rx_bufs) put_page(virt_to_head_page(buf)); + else if (vi->big_packets) + give_pages(rq, buf); else dev_kfree_skb(buf); return; @@ -1367,6 +1367,11 @@ static void virtnet_config_changed(struct virtio_device *vdev) static void virtnet_free_queues(struct virtnet_info *vi) { + int i; + + for (i = 0; i < vi->max_queue_pairs; i++) + netif_napi_del(&vi->rq[i].napi); + kfree(vi->rq); kfree(vi->sq); } @@ -1396,10 +1401,10 @@ static void free_unused_bufs(struct virtnet_info *vi) struct virtqueue *vq = vi->rq[i].vq; while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) { - if (vi->big_packets) - give_pages(&vi->rq[i], buf); - else if (vi->mergeable_rx_bufs) + if (vi->mergeable_rx_bufs) put_page(virt_to_head_page(buf)); + else if (vi->big_packets) + give_pages(&vi->rq[i], buf); else dev_kfree_skb(buf); --vi->rq[i].num; diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 0358c07f766..249e01c5600 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -1668,7 +1668,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, netdev_dbg(dev, "circular route to %pI4\n", &dst->sin.sin_addr.s_addr); dev->stats.collisions++; - goto tx_error; + goto rt_tx_error; } /* Bypass encapsulation if the destination is local */ diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 1ec52356b5a..130657db5c4 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -3984,18 +3984,20 @@ static void ar9003_hw_quick_drop_apply(struct ath_hw *ah, u16 freq) int quick_drop; s32 t[3], f[3] = {5180, 5500, 5785}; - if (!(pBase->miscConfiguration & BIT(1))) + if (!(pBase->miscConfiguration & BIT(4))) return; - if (freq < 4000) - quick_drop = eep->modalHeader2G.quick_drop; - else { - t[0] = eep->base_ext1.quick_drop_low; - t[1] = eep->modalHeader5G.quick_drop; - t[2] = eep->base_ext1.quick_drop_high; - quick_drop = ar9003_hw_power_interpolate(freq, f, t, 3); + if (AR_SREV_9300(ah) || AR_SREV_9580(ah) || AR_SREV_9340(ah)) { + if (freq < 4000) { + quick_drop = eep->modalHeader2G.quick_drop; + } else { + t[0] = eep->base_ext1.quick_drop_low; + t[1] = eep->modalHeader5G.quick_drop; + t[2] = eep->base_ext1.quick_drop_high; + quick_drop = ar9003_hw_power_interpolate(freq, f, t, 3); + } + REG_RMW_FIELD(ah, AR_PHY_AGC, AR_PHY_AGC_QUICK_DROP, quick_drop); } - REG_RMW_FIELD(ah, AR_PHY_AGC, AR_PHY_AGC_QUICK_DROP, quick_drop); } static void ar9003_hw_txend_to_xpa_off_apply(struct ath_hw *ah, bool is2ghz) @@ -4035,7 +4037,7 @@ static void ar9003_hw_xlna_bias_strength_apply(struct ath_hw *ah, bool is2ghz) struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; u8 bias; - if (!(eep->baseEepHeader.featureEnable & 0x40)) + if (!(eep->baseEepHeader.miscConfiguration & 0x40)) return; if (!AR_SREV_9300(ah)) diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 54b04155e43..8918035da3a 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -146,10 +146,9 @@ static void ath9k_hw_set_clockrate(struct ath_hw *ah) else clockrate = ATH9K_CLOCK_RATE_5GHZ_OFDM; - if (IS_CHAN_HT40(chan)) - clockrate *= 2; - - if (ah->curchan) { + if (chan) { + if (IS_CHAN_HT40(chan)) + clockrate *= 2; if (IS_CHAN_HALF_RATE(chan)) clockrate /= 2; if (IS_CHAN_QUARTER_RATE(chan)) diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 09cdbcd0973..b5a19e098f2 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1276,6 +1276,10 @@ static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf, if (!rts_thresh || (len > rts_thresh)) rts = true; } + + if (!aggr) + len = fi->framelen; + ath_buf_set_rate(sc, bf, &info, len, rts); } diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index de9eb2cfbf4..366339421d4 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -2041,13 +2041,20 @@ static void wcn36xx_smd_rsp_process(struct wcn36xx *wcn, void *buf, size_t len) case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: mutex_lock(&wcn->hal_ind_mutex); msg_ind = kmalloc(sizeof(*msg_ind), GFP_KERNEL); - msg_ind->msg_len = len; - msg_ind->msg = kmalloc(len, GFP_KERNEL); - memcpy(msg_ind->msg, buf, len); - list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); - queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); - wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); + if (msg_ind) { + msg_ind->msg_len = len; + msg_ind->msg = kmalloc(len, GFP_KERNEL); + memcpy(msg_ind->msg, buf, len); + list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); + queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); + wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); + } mutex_unlock(&wcn->hal_ind_mutex); + if (msg_ind) + break; + /* FIXME: Do something smarter then just printing an error. */ + wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", + msg_header->msg_type); break; default: wcn36xx_err("SMD_EVENT (%d) not supported\n", diff --git a/drivers/net/wireless/brcm80211/Kconfig b/drivers/net/wireless/brcm80211/Kconfig index b00a7e92225..54e36fcb395 100644 --- a/drivers/net/wireless/brcm80211/Kconfig +++ b/drivers/net/wireless/brcm80211/Kconfig @@ -5,6 +5,8 @@ config BRCMSMAC tristate "Broadcom IEEE802.11n PCIe SoftMAC WLAN driver" depends on MAC80211 depends on BCMA + select NEW_LEDS if BCMA_DRIVER_GPIO + select LEDS_CLASS if BCMA_DRIVER_GPIO select BRCMUTIL select FW_LOADER select CRC_CCITT diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c index 905704e335d..abc9ceca70f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -109,6 +109,8 @@ static inline int brcmf_sdioh_f0_write_byte(struct brcmf_sdio_dev *sdiodev, brcmf_err("Disable F2 failed:%d\n", err_ret); } + } else { + err_ret = -ENOENT; } } else if ((regaddr == SDIO_CCCR_ABORT) || (regaddr == SDIO_CCCR_IENx)) { diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c index 85879dbaa40..3c34a72a5d6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-7000.c +++ b/drivers/net/wireless/iwlwifi/iwl-7000.c @@ -67,8 +67,8 @@ #include "iwl-agn-hw.h" /* Highest firmware API version supported */ -#define IWL7260_UCODE_API_MAX 7 -#define IWL3160_UCODE_API_MAX 7 +#define IWL7260_UCODE_API_MAX 8 +#define IWL3160_UCODE_API_MAX 8 /* Oldest version we won't warn about */ #define IWL7260_UCODE_API_OK 7 @@ -130,6 +130,7 @@ const struct iwl_cfg iwl7260_2ac_cfg = { .ht_params = &iwl7000_ht_params, .nvm_ver = IWL7260_NVM_VERSION, .nvm_calib_ver = IWL7260_TX_POWER_VERSION, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl7260_2ac_cfg_high_temp = { @@ -140,6 +141,7 @@ const struct iwl_cfg iwl7260_2ac_cfg_high_temp = { .nvm_ver = IWL7260_NVM_VERSION, .nvm_calib_ver = IWL7260_TX_POWER_VERSION, .high_temp = true, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl7260_2n_cfg = { @@ -149,6 +151,7 @@ const struct iwl_cfg iwl7260_2n_cfg = { .ht_params = &iwl7000_ht_params, .nvm_ver = IWL7260_NVM_VERSION, .nvm_calib_ver = IWL7260_TX_POWER_VERSION, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl7260_n_cfg = { @@ -158,6 +161,7 @@ const struct iwl_cfg iwl7260_n_cfg = { .ht_params = &iwl7000_ht_params, .nvm_ver = IWL7260_NVM_VERSION, .nvm_calib_ver = IWL7260_TX_POWER_VERSION, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl3160_2ac_cfg = { @@ -167,6 +171,7 @@ const struct iwl_cfg iwl3160_2ac_cfg = { .ht_params = &iwl7000_ht_params, .nvm_ver = IWL3160_NVM_VERSION, .nvm_calib_ver = IWL3160_TX_POWER_VERSION, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl3160_2n_cfg = { @@ -176,6 +181,7 @@ const struct iwl_cfg iwl3160_2n_cfg = { .ht_params = &iwl7000_ht_params, .nvm_ver = IWL3160_NVM_VERSION, .nvm_calib_ver = IWL3160_TX_POWER_VERSION, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl3160_n_cfg = { @@ -185,6 +191,7 @@ const struct iwl_cfg iwl3160_n_cfg = { .ht_params = &iwl7000_ht_params, .nvm_ver = IWL3160_NVM_VERSION, .nvm_calib_ver = IWL3160_TX_POWER_VERSION, + .host_interrupt_operation_mode = true, }; const struct iwl_cfg iwl7265_2ac_cfg = { @@ -196,5 +203,23 @@ const struct iwl_cfg iwl7265_2ac_cfg = { .nvm_calib_ver = IWL7265_TX_POWER_VERSION, }; +const struct iwl_cfg iwl7265_2n_cfg = { + .name = "Intel(R) Dual Band Wireless N 7265", + .fw_name_pre = IWL7265_FW_PRE, + IWL_DEVICE_7000, + .ht_params = &iwl7000_ht_params, + .nvm_ver = IWL7265_NVM_VERSION, + .nvm_calib_ver = IWL7265_TX_POWER_VERSION, +}; + +const struct iwl_cfg iwl7265_n_cfg = { + .name = "Intel(R) Wireless N 7265", + .fw_name_pre = IWL7265_FW_PRE, + IWL_DEVICE_7000, + .ht_params = &iwl7000_ht_params, + .nvm_ver = IWL7265_NVM_VERSION, + .nvm_calib_ver = IWL7265_TX_POWER_VERSION, +}; + MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL3160_UCODE_API_OK)); diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index 18f232e8e81..03fd9aa8bfd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -207,6 +207,8 @@ struct iwl_eeprom_params { * @rx_with_siso_diversity: 1x1 device with rx antenna diversity * @internal_wimax_coex: internal wifi/wimax combo device * @high_temp: Is this NIC is designated to be in high temperature. + * @host_interrupt_operation_mode: device needs host interrupt operation + * mode set * * We enable the driver to be backward compatible wrt. hardware features. * API differences in uCode shouldn't be handled here but through TLVs @@ -235,6 +237,7 @@ struct iwl_cfg { enum iwl_led_mode led_mode; const bool rx_with_siso_diversity; const bool internal_wimax_coex; + const bool host_interrupt_operation_mode; bool high_temp; }; @@ -294,6 +297,8 @@ extern const struct iwl_cfg iwl3160_2ac_cfg; extern const struct iwl_cfg iwl3160_2n_cfg; extern const struct iwl_cfg iwl3160_n_cfg; extern const struct iwl_cfg iwl7265_2ac_cfg; +extern const struct iwl_cfg iwl7265_2n_cfg; +extern const struct iwl_cfg iwl7265_n_cfg; #endif /* CONFIG_IWLMVM */ #endif /* __IWL_CONFIG_H__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-csr.h b/drivers/net/wireless/iwlwifi/iwl-csr.h index 54a4fdc631b..da4eca8b300 100644 --- a/drivers/net/wireless/iwlwifi/iwl-csr.h +++ b/drivers/net/wireless/iwlwifi/iwl-csr.h @@ -495,14 +495,11 @@ enum secure_load_status_reg { * the CSR_INT_COALESCING is an 8 bit register in 32-usec unit * * default interrupt coalescing timer is 64 x 32 = 2048 usecs - * default interrupt coalescing calibration timer is 16 x 32 = 512 usecs */ #define IWL_HOST_INT_TIMEOUT_MAX (0xFF) #define IWL_HOST_INT_TIMEOUT_DEF (0x40) #define IWL_HOST_INT_TIMEOUT_MIN (0x0) -#define IWL_HOST_INT_CALIB_TIMEOUT_MAX (0xFF) -#define IWL_HOST_INT_CALIB_TIMEOUT_DEF (0x10) -#define IWL_HOST_INT_CALIB_TIMEOUT_MIN (0x0) +#define IWL_HOST_INT_OPER_MODE BIT(31) /***************************************************************************** * 7000/3000 series SHR DTS addresses * diff --git a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c index 5d066cbc5ac..75b72a95655 100644 --- a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c @@ -391,7 +391,6 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) BT_VALID_LUT | BT_VALID_WIFI_RX_SW_PRIO_BOOST | BT_VALID_WIFI_TX_SW_PRIO_BOOST | - BT_VALID_MULTI_PRIO_LUT | BT_VALID_CORUN_LUT_20 | BT_VALID_CORUN_LUT_40 | BT_VALID_ANT_ISOLATION | @@ -842,6 +841,11 @@ static void iwl_mvm_bt_rssi_iterator(void *_data, u8 *mac, sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[mvmvif->ap_sta_id], lockdep_is_held(&mvm->mutex)); + + /* This can happen if the station has been removed right now */ + if (IS_ERR_OR_NULL(sta)) + return; + mvmsta = (void *)sta->drv_priv; data->num_bss_ifaces++; diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index 6f45966817b..b9b81e881dd 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -895,7 +895,7 @@ static int iwl_mvm_get_last_nonqos_seq(struct iwl_mvm *mvm, /* new API returns next, not last-used seqno */ if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) - err -= 0x10; + err = (u16) (err - 0x10); } iwl_free_resp(&cmd); @@ -1549,7 +1549,7 @@ static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, if (gtkdata.unhandled_cipher) return false; if (!gtkdata.num_keys) - return true; + goto out; if (!gtkdata.last_gtk) return false; @@ -1600,6 +1600,7 @@ static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, (void *)&replay_ctr, GFP_KERNEL); } +out: mvmvif->seqno_valid = true; /* +0x10 because the set API expects next-to-use, not last-used */ mvmvif->seqno = le16_to_cpu(status->non_qos_seq_ctr) + 0x10; diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index 9864d713eb2..a8fe6b41f9a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -119,6 +119,10 @@ static ssize_t iwl_dbgfs_sta_drain_write(struct file *file, if (sscanf(buf, "%d %d", &sta_id, &drain) != 2) return -EINVAL; + if (sta_id < 0 || sta_id >= IWL_MVM_STATION_COUNT) + return -EINVAL; + if (drain < 0 || drain > 1) + return -EINVAL; mutex_lock(&mvm->mutex); diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index 33cf56fdfc4..95ce4b601fe 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -176,8 +176,11 @@ static void iwl_mvm_te_handle_notif(struct iwl_mvm *mvm, * P2P Device discoveribility, while there are other higher priority * events in the system). */ - if (WARN_ONCE(!le32_to_cpu(notif->status), - "Failed to schedule time event\n")) { + if (!le32_to_cpu(notif->status)) { + bool start = le32_to_cpu(notif->action) & + TE_V2_NOTIF_HOST_EVENT_START; + IWL_WARN(mvm, "Time Event %s notification failure\n", + start ? "start" : "end"); if (iwl_mvm_te_check_disconnect(mvm, te_data->vif, NULL)) { iwl_mvm_te_clear_data(mvm, te_data); return; diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c index 941c0c88f98..86605027c41 100644 --- a/drivers/net/wireless/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -353,6 +353,27 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = { /* 7265 Series */ {IWL_PCI_DEVICE(0x095A, 0x5010, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5110, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5310, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5302, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5210, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5012, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x500A, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5410, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x1010, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5000, iwl7265_2n_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5200, iwl7265_2n_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5002, iwl7265_n_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5202, iwl7265_n_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x9010, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x9210, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x9410, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5020, iwl7265_2n_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x502A, iwl7265_2n_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5420, iwl7265_2n_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5090, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095B, 0x5290, iwl7265_2ac_cfg)}, + {IWL_PCI_DEVICE(0x095A, 0x5490, iwl7265_2ac_cfg)}, #endif /* CONFIG_IWLMVM */ {0} diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index fa22639b63c..051268c037b 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -477,4 +477,12 @@ static inline bool iwl_is_rfkill_set(struct iwl_trans *trans) CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); } +static inline void iwl_nic_error(struct iwl_trans *trans) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + + set_bit(STATUS_FW_ERROR, &trans_pcie->status); + iwl_op_mode_nic_error(trans->op_mode); +} + #endif /* __iwl_trans_int_pcie_h__ */ diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 3f237b42eb3..be3995afa9d 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -489,6 +489,10 @@ static void iwl_pcie_rx_hw_init(struct iwl_trans *trans, struct iwl_rxq *rxq) /* Set interrupt coalescing timer to default (2048 usecs) */ iwl_write8(trans, CSR_INT_COALESCING, IWL_HOST_INT_TIMEOUT_DEF); + + /* W/A for interrupt coalescing bug in 7260 and 3160 */ + if (trans->cfg->host_interrupt_operation_mode) + iwl_set_bit(trans, CSR_INT_COALESCING, IWL_HOST_INT_OPER_MODE); } static void iwl_pcie_rx_init_rxb_lists(struct iwl_rxq *rxq) @@ -796,12 +800,13 @@ static void iwl_pcie_irq_handle_error(struct iwl_trans *trans) iwl_pcie_dump_csr(trans); iwl_dump_fh(trans, NULL); + /* set the ERROR bit before we wake up the caller */ set_bit(STATUS_FW_ERROR, &trans_pcie->status); clear_bit(STATUS_HCMD_ACTIVE, &trans_pcie->status); wake_up(&trans_pcie->wait_command_queue); local_bh_disable(); - iwl_op_mode_nic_error(trans->op_mode); + iwl_nic_error(trans); local_bh_enable(); } diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 5d9337bec67..cde9c16f6e4 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -279,9 +279,6 @@ static int iwl_pcie_nic_init(struct iwl_trans *trans) spin_lock_irqsave(&trans_pcie->irq_lock, flags); iwl_pcie_apm_init(trans); - /* Set interrupt coalescing calibration timer to default (512 usecs) */ - iwl_write8(trans, CSR_INT_COALESCING, IWL_HOST_INT_CALIB_TIMEOUT_DEF); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); iwl_pcie_set_pwr(trans, false); diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 059c5acad3a..0adde919a25 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -207,7 +207,7 @@ static void iwl_pcie_txq_stuck_timer(unsigned long data) IWL_ERR(trans, "scratch %d = 0x%08x\n", i, le32_to_cpu(txq->scratchbufs[i].scratch)); - iwl_op_mode_nic_error(trans->op_mode); + iwl_nic_error(trans); } /* @@ -1023,7 +1023,7 @@ static void iwl_pcie_cmdq_reclaim(struct iwl_trans *trans, int txq_id, int idx) if (nfreed++ > 0) { IWL_ERR(trans, "HCMD skipped: index (%d) %d %d\n", idx, q->write_ptr, q->read_ptr); - iwl_op_mode_nic_error(trans->op_mode); + iwl_nic_error(trans); } } @@ -1562,7 +1562,7 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans, get_cmd_string(trans_pcie, cmd->id)); ret = -ETIMEDOUT; - iwl_op_mode_nic_error(trans->op_mode); + iwl_nic_error(trans); goto cancel; } diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 9df7bc91a26..c72438bb2fa 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -383,6 +383,14 @@ struct hwsim_radiotap_hdr { __le16 rt_chbitmask; } __packed; +struct hwsim_radiotap_ack_hdr { + struct ieee80211_radiotap_header hdr; + u8 rt_flags; + u8 pad; + __le16 rt_channel; + __le16 rt_chbitmask; +} __packed; + /* MAC80211_HWSIM netlinf family */ static struct genl_family hwsim_genl_family = { .id = GENL_ID_GENERATE, @@ -500,7 +508,7 @@ static void mac80211_hwsim_monitor_ack(struct ieee80211_channel *chan, const u8 *addr) { struct sk_buff *skb; - struct hwsim_radiotap_hdr *hdr; + struct hwsim_radiotap_ack_hdr *hdr; u16 flags; struct ieee80211_hdr *hdr11; @@ -511,14 +519,14 @@ static void mac80211_hwsim_monitor_ack(struct ieee80211_channel *chan, if (skb == NULL) return; - hdr = (struct hwsim_radiotap_hdr *) skb_put(skb, sizeof(*hdr)); + hdr = (struct hwsim_radiotap_ack_hdr *) skb_put(skb, sizeof(*hdr)); hdr->hdr.it_version = PKTHDR_RADIOTAP_VERSION; hdr->hdr.it_pad = 0; hdr->hdr.it_len = cpu_to_le16(sizeof(*hdr)); hdr->hdr.it_present = cpu_to_le32((1 << IEEE80211_RADIOTAP_FLAGS) | (1 << IEEE80211_RADIOTAP_CHANNEL)); hdr->rt_flags = 0; - hdr->rt_rate = 0; + hdr->pad = 0; hdr->rt_channel = cpu_to_le16(chan->center_freq); flags = IEEE80211_CHAN_2GHZ; hdr->rt_chbitmask = cpu_to_le16(flags); @@ -1230,7 +1238,7 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw, HRTIMER_MODE_REL); } else if (!info->enable_beacon) { unsigned int count = 0; - ieee80211_iterate_active_interfaces( + ieee80211_iterate_active_interfaces_atomic( data->hw, IEEE80211_IFACE_ITER_NORMAL, mac80211_hwsim_bcn_en_iter, &count); wiphy_debug(hw->wiphy, " beaconing vifs remaining: %u", diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index c8e029df770..a09398fe9e2 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -319,8 +319,8 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, if (bss_desc && bss_desc->ssid.ssid_len && (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. ssid, &bss_desc->ssid))) { - kfree(bss_desc); - return 0; + ret = 0; + goto done; } /* Exit Adhoc mode first */ diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 2329cccf1fa..870f1fa5837 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -368,11 +368,11 @@ int xenvif_connect(struct xenvif *vif, unsigned long tx_ring_ref, unsigned long rx_ring_ref, unsigned int tx_evtchn, unsigned int rx_evtchn) { + struct task_struct *task; int err = -ENOMEM; - /* Already connected through? */ - if (vif->tx_irq) - return 0; + BUG_ON(vif->tx_irq); + BUG_ON(vif->task); err = xenvif_map_frontend_rings(vif, tx_ring_ref, rx_ring_ref); if (err < 0) @@ -411,14 +411,16 @@ int xenvif_connect(struct xenvif *vif, unsigned long tx_ring_ref, } init_waitqueue_head(&vif->wq); - vif->task = kthread_create(xenvif_kthread, - (void *)vif, "%s", vif->dev->name); - if (IS_ERR(vif->task)) { + task = kthread_create(xenvif_kthread, + (void *)vif, "%s", vif->dev->name); + if (IS_ERR(task)) { pr_warn("Could not allocate kthread for %s\n", vif->dev->name); - err = PTR_ERR(vif->task); + err = PTR_ERR(task); goto err_rx_unbind; } + vif->task = task; + rtnl_lock(); if (!vif->can_sg && vif->dev->mtu > ETH_DATA_LEN) dev_set_mtu(vif->dev, ETH_DATA_LEN); @@ -461,8 +463,10 @@ void xenvif_disconnect(struct xenvif *vif) if (netif_carrier_ok(vif->dev)) xenvif_carrier_off(vif); - if (vif->task) + if (vif->task) { kthread_stop(vif->task); + vif->task = NULL; + } if (vif->tx_irq) { if (vif->tx_irq == vif->rx_irq) diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 64f0e0d18b8..e884ee1fe7e 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -452,7 +452,7 @@ static int xenvif_gop_skb(struct sk_buff *skb, } /* Set up a GSO prefix descriptor, if necessary */ - if ((1 << skb_shinfo(skb)->gso_type) & vif->gso_prefix_mask) { + if ((1 << gso_type) & vif->gso_prefix_mask) { req = RING_GET_REQUEST(&vif->rx, vif->rx.req_cons++); meta = npo->meta + npo->meta_prod++; meta->gso_type = gso_type; @@ -1149,75 +1149,92 @@ static int xenvif_set_skb_gso(struct xenvif *vif, return 0; } -static inline void maybe_pull_tail(struct sk_buff *skb, unsigned int len) +static inline int maybe_pull_tail(struct sk_buff *skb, unsigned int len, + unsigned int max) { - if (skb_is_nonlinear(skb) && skb_headlen(skb) < len) { - /* If we need to pullup then pullup to the max, so we - * won't need to do it again. - */ - int target = min_t(int, skb->len, MAX_TCP_HEADER); - __pskb_pull_tail(skb, target - skb_headlen(skb)); - } + if (skb_headlen(skb) >= len) + return 0; + + /* If we need to pullup then pullup to the max, so we + * won't need to do it again. + */ + if (max > skb->len) + max = skb->len; + + if (__pskb_pull_tail(skb, max - skb_headlen(skb)) == NULL) + return -ENOMEM; + + if (skb_headlen(skb) < len) + return -EPROTO; + + return 0; } +/* This value should be large enough to cover a tagged ethernet header plus + * maximally sized IP and TCP or UDP headers. + */ +#define MAX_IP_HDR_LEN 128 + static int checksum_setup_ip(struct xenvif *vif, struct sk_buff *skb, int recalculate_partial_csum) { - struct iphdr *iph = (void *)skb->data; - unsigned int header_size; unsigned int off; - int err = -EPROTO; + bool fragment; + int err; - off = sizeof(struct iphdr); + fragment = false; - header_size = skb->network_header + off + MAX_IPOPTLEN; - maybe_pull_tail(skb, header_size); + err = maybe_pull_tail(skb, + sizeof(struct iphdr), + MAX_IP_HDR_LEN); + if (err < 0) + goto out; - off = iph->ihl * 4; + if (ip_hdr(skb)->frag_off & htons(IP_OFFSET | IP_MF)) + fragment = true; - switch (iph->protocol) { + off = ip_hdrlen(skb); + + err = -EPROTO; + + switch (ip_hdr(skb)->protocol) { case IPPROTO_TCP: + err = maybe_pull_tail(skb, + off + sizeof(struct tcphdr), + MAX_IP_HDR_LEN); + if (err < 0) + goto out; + if (!skb_partial_csum_set(skb, off, offsetof(struct tcphdr, check))) goto out; - if (recalculate_partial_csum) { - struct tcphdr *tcph = tcp_hdr(skb); - - header_size = skb->network_header + - off + - sizeof(struct tcphdr); - maybe_pull_tail(skb, header_size); - - tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, - skb->len - off, - IPPROTO_TCP, 0); - } + if (recalculate_partial_csum) + tcp_hdr(skb)->check = + ~csum_tcpudp_magic(ip_hdr(skb)->saddr, + ip_hdr(skb)->daddr, + skb->len - off, + IPPROTO_TCP, 0); break; case IPPROTO_UDP: + err = maybe_pull_tail(skb, + off + sizeof(struct udphdr), + MAX_IP_HDR_LEN); + if (err < 0) + goto out; + if (!skb_partial_csum_set(skb, off, offsetof(struct udphdr, check))) goto out; - if (recalculate_partial_csum) { - struct udphdr *udph = udp_hdr(skb); - - header_size = skb->network_header + - off + - sizeof(struct udphdr); - maybe_pull_tail(skb, header_size); - - udph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, - skb->len - off, - IPPROTO_UDP, 0); - } + if (recalculate_partial_csum) + udp_hdr(skb)->check = + ~csum_tcpudp_magic(ip_hdr(skb)->saddr, + ip_hdr(skb)->daddr, + skb->len - off, + IPPROTO_UDP, 0); break; default: - if (net_ratelimit()) - netdev_err(vif->dev, - "Attempting to checksum a non-TCP/UDP packet, " - "dropping a protocol %d packet\n", - iph->protocol); goto out; } @@ -1227,121 +1244,138 @@ out: return err; } +/* This value should be large enough to cover a tagged ethernet header plus + * an IPv6 header, all options, and a maximal TCP or UDP header. + */ +#define MAX_IPV6_HDR_LEN 256 + +#define OPT_HDR(type, skb, off) \ + (type *)(skb_network_header(skb) + (off)) + static int checksum_setup_ipv6(struct xenvif *vif, struct sk_buff *skb, int recalculate_partial_csum) { - int err = -EPROTO; - struct ipv6hdr *ipv6h = (void *)skb->data; + int err; u8 nexthdr; - unsigned int header_size; unsigned int off; + unsigned int len; bool fragment; bool done; + fragment = false; done = false; off = sizeof(struct ipv6hdr); - header_size = skb->network_header + off; - maybe_pull_tail(skb, header_size); + err = maybe_pull_tail(skb, off, MAX_IPV6_HDR_LEN); + if (err < 0) + goto out; - nexthdr = ipv6h->nexthdr; + nexthdr = ipv6_hdr(skb)->nexthdr; - while ((off <= sizeof(struct ipv6hdr) + ntohs(ipv6h->payload_len)) && - !done) { + len = sizeof(struct ipv6hdr) + ntohs(ipv6_hdr(skb)->payload_len); + while (off <= len && !done) { switch (nexthdr) { case IPPROTO_DSTOPTS: case IPPROTO_HOPOPTS: case IPPROTO_ROUTING: { - struct ipv6_opt_hdr *hp = (void *)(skb->data + off); + struct ipv6_opt_hdr *hp; - header_size = skb->network_header + - off + - sizeof(struct ipv6_opt_hdr); - maybe_pull_tail(skb, header_size); + err = maybe_pull_tail(skb, + off + + sizeof(struct ipv6_opt_hdr), + MAX_IPV6_HDR_LEN); + if (err < 0) + goto out; + hp = OPT_HDR(struct ipv6_opt_hdr, skb, off); nexthdr = hp->nexthdr; off += ipv6_optlen(hp); break; } case IPPROTO_AH: { - struct ip_auth_hdr *hp = (void *)(skb->data + off); + struct ip_auth_hdr *hp; - header_size = skb->network_header + - off + - sizeof(struct ip_auth_hdr); - maybe_pull_tail(skb, header_size); + err = maybe_pull_tail(skb, + off + + sizeof(struct ip_auth_hdr), + MAX_IPV6_HDR_LEN); + if (err < 0) + goto out; + hp = OPT_HDR(struct ip_auth_hdr, skb, off); nexthdr = hp->nexthdr; - off += (hp->hdrlen+2)<<2; + off += ipv6_authlen(hp); + break; + } + case IPPROTO_FRAGMENT: { + struct frag_hdr *hp; + + err = maybe_pull_tail(skb, + off + + sizeof(struct frag_hdr), + MAX_IPV6_HDR_LEN); + if (err < 0) + goto out; + + hp = OPT_HDR(struct frag_hdr, skb, off); + + if (hp->frag_off & htons(IP6_OFFSET | IP6_MF)) + fragment = true; + + nexthdr = hp->nexthdr; + off += sizeof(struct frag_hdr); break; } - case IPPROTO_FRAGMENT: - fragment = true; - /* fall through */ default: done = true; break; } } - if (!done) { - if (net_ratelimit()) - netdev_err(vif->dev, "Failed to parse packet header\n"); - goto out; - } + err = -EPROTO; - if (fragment) { - if (net_ratelimit()) - netdev_err(vif->dev, "Packet is a fragment!\n"); + if (!done || fragment) goto out; - } switch (nexthdr) { case IPPROTO_TCP: + err = maybe_pull_tail(skb, + off + sizeof(struct tcphdr), + MAX_IPV6_HDR_LEN); + if (err < 0) + goto out; + if (!skb_partial_csum_set(skb, off, offsetof(struct tcphdr, check))) goto out; - if (recalculate_partial_csum) { - struct tcphdr *tcph = tcp_hdr(skb); - - header_size = skb->network_header + - off + - sizeof(struct tcphdr); - maybe_pull_tail(skb, header_size); - - tcph->check = ~csum_ipv6_magic(&ipv6h->saddr, - &ipv6h->daddr, - skb->len - off, - IPPROTO_TCP, 0); - } + if (recalculate_partial_csum) + tcp_hdr(skb)->check = + ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, + &ipv6_hdr(skb)->daddr, + skb->len - off, + IPPROTO_TCP, 0); break; case IPPROTO_UDP: + err = maybe_pull_tail(skb, + off + sizeof(struct udphdr), + MAX_IPV6_HDR_LEN); + if (err < 0) + goto out; + if (!skb_partial_csum_set(skb, off, offsetof(struct udphdr, check))) goto out; - if (recalculate_partial_csum) { - struct udphdr *udph = udp_hdr(skb); - - header_size = skb->network_header + - off + - sizeof(struct udphdr); - maybe_pull_tail(skb, header_size); - - udph->check = ~csum_ipv6_magic(&ipv6h->saddr, - &ipv6h->daddr, - skb->len - off, - IPPROTO_UDP, 0); - } + if (recalculate_partial_csum) + udp_hdr(skb)->check = + ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, + &ipv6_hdr(skb)->daddr, + skb->len - off, + IPPROTO_UDP, 0); break; default: - if (net_ratelimit()) - netdev_err(vif->dev, - "Attempting to checksum a non-TCP/UDP packet, " - "dropping a protocol %d packet\n", - nexthdr); goto out; } @@ -1411,14 +1445,15 @@ static bool tx_credit_exceeded(struct xenvif *vif, unsigned size) return false; } -static unsigned xenvif_tx_build_gops(struct xenvif *vif) +static unsigned xenvif_tx_build_gops(struct xenvif *vif, int budget) { struct gnttab_copy *gop = vif->tx_copy_ops, *request_gop; struct sk_buff *skb; int ret; while ((nr_pending_reqs(vif) + XEN_NETBK_LEGACY_SLOTS_MAX - < MAX_PENDING_REQS)) { + < MAX_PENDING_REQS) && + (skb_queue_len(&vif->tx_queue) < budget)) { struct xen_netif_tx_request txreq; struct xen_netif_tx_request txfrags[XEN_NETBK_LEGACY_SLOTS_MAX]; struct page *page; @@ -1440,7 +1475,7 @@ static unsigned xenvif_tx_build_gops(struct xenvif *vif) continue; } - RING_FINAL_CHECK_FOR_REQUESTS(&vif->tx, work_to_do); + work_to_do = RING_HAS_UNCONSUMED_REQUESTS(&vif->tx); if (!work_to_do) break; @@ -1580,14 +1615,13 @@ static unsigned xenvif_tx_build_gops(struct xenvif *vif) } -static int xenvif_tx_submit(struct xenvif *vif, int budget) +static int xenvif_tx_submit(struct xenvif *vif) { struct gnttab_copy *gop = vif->tx_copy_ops; struct sk_buff *skb; int work_done = 0; - while (work_done < budget && - (skb = __skb_dequeue(&vif->tx_queue)) != NULL) { + while ((skb = __skb_dequeue(&vif->tx_queue)) != NULL) { struct xen_netif_tx_request *txp; u16 pending_idx; unsigned data_len; @@ -1662,14 +1696,14 @@ int xenvif_tx_action(struct xenvif *vif, int budget) if (unlikely(!tx_work_todo(vif))) return 0; - nr_gops = xenvif_tx_build_gops(vif); + nr_gops = xenvif_tx_build_gops(vif, budget); if (nr_gops == 0) return 0; gnttab_batch_copy(vif->tx_copy_ops, nr_gops); - work_done = xenvif_tx_submit(vif, nr_gops); + work_done = xenvif_tx_submit(vif); return work_done; } diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c index c269e430c76..2aa7b77c7c8 100644 --- a/drivers/pci/host/pci-mvebu.c +++ b/drivers/pci/host/pci-mvebu.c @@ -447,6 +447,11 @@ static int mvebu_sw_pci_bridge_read(struct mvebu_pcie_port *port, *value = 0; break; + case PCI_INTERRUPT_LINE: + /* LINE PIN MIN_GNT MAX_LAT */ + *value = 0; + break; + default: *value = 0xffffffff; return PCIBIOS_BAD_REGISTER_NUMBER; diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index 9042fdbd724..25f0bc65916 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -19,6 +19,7 @@ #include <linux/cpu.h> #include <linux/pm_runtime.h> #include <linux/suspend.h> +#include <linux/kexec.h> #include "pci.h" struct pci_dynid { @@ -288,12 +289,27 @@ static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev, int error, node; struct drv_dev_and_id ddi = { drv, dev, id }; - /* Execute driver initialization on node where the device's - bus is attached to. This way the driver likely allocates - its local memory on the right node without any need to - change it. */ + /* + * Execute driver initialization on node where the device is + * attached. This way the driver likely allocates its local memory + * on the right node. + */ node = dev_to_node(&dev->dev); - if (node >= 0) { + + /* + * On NUMA systems, we are likely to call a PF probe function using + * work_on_cpu(). If that probe calls pci_enable_sriov() (which + * adds the VF devices via pci_bus_add_device()), we may re-enter + * this function to call the VF probe function. Calling + * work_on_cpu() again will cause a lockdep warning. Since VFs are + * always on the same node as the PF, we can work around this by + * avoiding work_on_cpu() when we're already on the correct node. + * + * Preemption is enabled, so it's theoretically unsafe to use + * numa_node_id(), but even if we run the probe function on the + * wrong node, it should be functionally correct. + */ + if (node >= 0 && node != numa_node_id()) { int cpu; get_online_cpus(); @@ -305,6 +321,7 @@ static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev, put_online_cpus(); } else error = local_pci_probe(&ddi); + return error; } @@ -399,12 +416,17 @@ static void pci_device_shutdown(struct device *dev) pci_msi_shutdown(pci_dev); pci_msix_shutdown(pci_dev); +#ifdef CONFIG_KEXEC /* - * Turn off Bus Master bit on the device to tell it to not - * continue to do DMA. Don't touch devices in D3cold or unknown states. + * If this is a kexec reboot, turn off Bus Master bit on the + * device to tell it to not continue to do DMA. Don't touch + * devices in D3cold or unknown states. + * If it is not a kexec reboot, firmware will hit the PCI + * devices with big hammer and stop their DMA any way. */ - if (pci_dev->current_state <= PCI_D3hot) + if (kexec_in_progress && (pci_dev->current_state <= PCI_D3hot)) pci_clear_master(pci_dev); +#endif } #ifdef CONFIG_PM diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 33120d15666..07369f32e8b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -4165,6 +4165,14 @@ int pci_set_vga_state(struct pci_dev *dev, bool decode, return 0; } +bool pci_device_is_present(struct pci_dev *pdev) +{ + u32 v; + + return pci_bus_read_dev_vendor_id(pdev->bus, pdev->devfn, &v, 0); +} +EXPORT_SYMBOL_GPL(pci_device_is_present); + #define RESOURCE_ALIGNMENT_PARAM_SIZE COMMAND_LINE_SIZE static char resource_alignment_param[RESOURCE_ALIGNMENT_PARAM_SIZE] = {0}; static DEFINE_SPINLOCK(resource_alignment_lock); diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c index 1576851028d..cc9337a7152 100644 --- a/drivers/pci/remove.c +++ b/drivers/pci/remove.c @@ -24,7 +24,7 @@ static void pci_stop_dev(struct pci_dev *dev) if (dev->is_added) { pci_proc_detach_device(dev); pci_remove_sysfs_dev_files(dev); - device_del(&dev->dev); + device_release_driver(&dev->dev); dev->is_added = 0; } @@ -34,6 +34,8 @@ static void pci_stop_dev(struct pci_dev *dev) static void pci_destroy_dev(struct pci_dev *dev) { + device_del(&dev->dev); + down_write(&pci_bus_sem); list_del(&dev->bus_list); up_write(&pci_bus_sem); diff --git a/drivers/regulator/as3722-regulator.c b/drivers/regulator/as3722-regulator.c index 5917fe3dc98..b9f1d24c681 100644 --- a/drivers/regulator/as3722-regulator.c +++ b/drivers/regulator/as3722-regulator.c @@ -590,8 +590,8 @@ static int as3722_sd016_set_current_limit(struct regulator_dev *rdev, default: return -EINVAL; } + ret <<= ffs(mask) - 1; val = ret & mask; - val <<= ffs(mask) - 1; return as3722_update_bits(as3722, reg, mask, val); } diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 3fe13130bae..d85f31385b2 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -119,6 +119,11 @@ static const char *rdev_get_name(struct regulator_dev *rdev) return ""; } +static bool have_full_constraints(void) +{ + return has_full_constraints || of_have_populated_dt(); +} + /** * of_get_regulator - get a regulator device node based on supply name * @dev: Device pointer for the consumer (of regulator) device @@ -1340,7 +1345,7 @@ static struct regulator *_regulator_get(struct device *dev, const char *id, * Assume that a regulator is physically present and enabled * even if it isn't hooked up and just provide a dummy. */ - if (has_full_constraints && allow_dummy) { + if (have_full_constraints() && allow_dummy) { pr_warn("%s supply %s not found, using dummy regulator\n", devname, id); @@ -3627,7 +3632,7 @@ int regulator_suspend_finish(void) if (error) ret = error; } else { - if (!has_full_constraints) + if (!have_full_constraints()) goto unlock; if (!ops->disable) goto unlock; @@ -3825,7 +3830,7 @@ static int __init regulator_init_complete(void) if (!enabled) goto unlock; - if (has_full_constraints) { + if (have_full_constraints()) { /* We log since this may kill the system if it * goes wrong. */ rdev_info(rdev, "disabling\n"); diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c index 032df3799ef..8b5e4c712a0 100644 --- a/drivers/regulator/pfuze100-regulator.c +++ b/drivers/regulator/pfuze100-regulator.c @@ -38,7 +38,7 @@ #define PFUZE100_DEVICEID 0x0 #define PFUZE100_REVID 0x3 -#define PFUZE100_FABID 0x3 +#define PFUZE100_FABID 0x4 #define PFUZE100_SW1ABVOL 0x20 #define PFUZE100_SW1CVOL 0x2e diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index cbf91e25cf7..aeb40aad0ae 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -925,7 +925,7 @@ static int s5m8767_pmic_probe(struct platform_device *pdev) config.dev = s5m8767->dev; config.init_data = pdata->regulators[i].initdata; config.driver_data = s5m8767; - config.regmap = iodev->regmap; + config.regmap = iodev->regmap_pmic; config.of_node = pdata->regulators[i].reg_node; rdev[i] = devm_regulator_register(&pdev->dev, ®ulators[id], diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c index c0da95e9570..3281c90691c 100644 --- a/drivers/rtc/rtc-at91rm9200.c +++ b/drivers/rtc/rtc-at91rm9200.c @@ -220,6 +220,8 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) at91_alarm_year = tm.tm_year; + tm.tm_mon = alrm->time.tm_mon; + tm.tm_mday = alrm->time.tm_mday; tm.tm_hour = alrm->time.tm_hour; tm.tm_min = alrm->time.tm_min; tm.tm_sec = alrm->time.tm_sec; diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c index b7fd02bc0a1..ae8119dc284 100644 --- a/drivers/rtc/rtc-s5m.c +++ b/drivers/rtc/rtc-s5m.c @@ -28,10 +28,20 @@ #include <linux/mfd/samsung/irq.h> #include <linux/mfd/samsung/rtc.h> +/* + * Maximum number of retries for checking changes in UDR field + * of SEC_RTC_UDR_CON register (to limit possible endless loop). + * + * After writing to RTC registers (setting time or alarm) read the UDR field + * in SEC_RTC_UDR_CON register. UDR is auto-cleared when data have + * been transferred. + */ +#define UDR_READ_RETRY_CNT 5 + struct s5m_rtc_info { struct device *dev; struct sec_pmic_dev *s5m87xx; - struct regmap *rtc; + struct regmap *regmap; struct rtc_device *rtc_dev; int irq; int device_type; @@ -84,12 +94,31 @@ static int s5m8767_tm_to_data(struct rtc_time *tm, u8 *data) } } +/* + * Read RTC_UDR_CON register and wait till UDR field is cleared. + * This indicates that time/alarm update ended. + */ +static inline int s5m8767_wait_for_udr_update(struct s5m_rtc_info *info) +{ + int ret, retry = UDR_READ_RETRY_CNT; + unsigned int data; + + do { + ret = regmap_read(info->regmap, SEC_RTC_UDR_CON, &data); + } while (--retry && (data & RTC_UDR_MASK) && !ret); + + if (!retry) + dev_err(info->dev, "waiting for UDR update, reached max number of retries\n"); + + return ret; +} + static inline int s5m8767_rtc_set_time_reg(struct s5m_rtc_info *info) { int ret; unsigned int data; - ret = regmap_read(info->rtc, SEC_RTC_UDR_CON, &data); + ret = regmap_read(info->regmap, SEC_RTC_UDR_CON, &data); if (ret < 0) { dev_err(info->dev, "failed to read update reg(%d)\n", ret); return ret; @@ -98,15 +127,13 @@ static inline int s5m8767_rtc_set_time_reg(struct s5m_rtc_info *info) data |= RTC_TIME_EN_MASK; data |= RTC_UDR_MASK; - ret = regmap_write(info->rtc, SEC_RTC_UDR_CON, data); + ret = regmap_write(info->regmap, SEC_RTC_UDR_CON, data); if (ret < 0) { dev_err(info->dev, "failed to write update reg(%d)\n", ret); return ret; } - do { - ret = regmap_read(info->rtc, SEC_RTC_UDR_CON, &data); - } while ((data & RTC_UDR_MASK) && !ret); + ret = s5m8767_wait_for_udr_update(info); return ret; } @@ -116,7 +143,7 @@ static inline int s5m8767_rtc_set_alarm_reg(struct s5m_rtc_info *info) int ret; unsigned int data; - ret = regmap_read(info->rtc, SEC_RTC_UDR_CON, &data); + ret = regmap_read(info->regmap, SEC_RTC_UDR_CON, &data); if (ret < 0) { dev_err(info->dev, "%s: fail to read update reg(%d)\n", __func__, ret); @@ -126,16 +153,14 @@ static inline int s5m8767_rtc_set_alarm_reg(struct s5m_rtc_info *info) data &= ~RTC_TIME_EN_MASK; data |= RTC_UDR_MASK; - ret = regmap_write(info->rtc, SEC_RTC_UDR_CON, data); + ret = regmap_write(info->regmap, SEC_RTC_UDR_CON, data); if (ret < 0) { dev_err(info->dev, "%s: fail to write update reg(%d)\n", __func__, ret); return ret; } - do { - ret = regmap_read(info->rtc, SEC_RTC_UDR_CON, &data); - } while ((data & RTC_UDR_MASK) && !ret); + ret = s5m8767_wait_for_udr_update(info); return ret; } @@ -178,7 +203,7 @@ static int s5m_rtc_read_time(struct device *dev, struct rtc_time *tm) u8 data[8]; int ret; - ret = regmap_bulk_read(info->rtc, SEC_RTC_SEC, data, 8); + ret = regmap_bulk_read(info->regmap, SEC_RTC_SEC, data, 8); if (ret < 0) return ret; @@ -226,7 +251,7 @@ static int s5m_rtc_set_time(struct device *dev, struct rtc_time *tm) 1900 + tm->tm_year, 1 + tm->tm_mon, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec, tm->tm_wday); - ret = regmap_raw_write(info->rtc, SEC_RTC_SEC, data, 8); + ret = regmap_raw_write(info->regmap, SEC_RTC_SEC, data, 8); if (ret < 0) return ret; @@ -242,20 +267,20 @@ static int s5m_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) unsigned int val; int ret, i; - ret = regmap_bulk_read(info->rtc, SEC_ALARM0_SEC, data, 8); + ret = regmap_bulk_read(info->regmap, SEC_ALARM0_SEC, data, 8); if (ret < 0) return ret; switch (info->device_type) { case S5M8763X: s5m8763_data_to_tm(data, &alrm->time); - ret = regmap_read(info->rtc, SEC_ALARM0_CONF, &val); + ret = regmap_read(info->regmap, SEC_ALARM0_CONF, &val); if (ret < 0) return ret; alrm->enabled = !!val; - ret = regmap_read(info->rtc, SEC_RTC_STATUS, &val); + ret = regmap_read(info->regmap, SEC_RTC_STATUS, &val); if (ret < 0) return ret; @@ -278,7 +303,7 @@ static int s5m_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) } alrm->pending = 0; - ret = regmap_read(info->rtc, SEC_RTC_STATUS, &val); + ret = regmap_read(info->regmap, SEC_RTC_STATUS, &val); if (ret < 0) return ret; break; @@ -301,7 +326,7 @@ static int s5m_rtc_stop_alarm(struct s5m_rtc_info *info) int ret, i; struct rtc_time tm; - ret = regmap_bulk_read(info->rtc, SEC_ALARM0_SEC, data, 8); + ret = regmap_bulk_read(info->regmap, SEC_ALARM0_SEC, data, 8); if (ret < 0) return ret; @@ -312,14 +337,14 @@ static int s5m_rtc_stop_alarm(struct s5m_rtc_info *info) switch (info->device_type) { case S5M8763X: - ret = regmap_write(info->rtc, SEC_ALARM0_CONF, 0); + ret = regmap_write(info->regmap, SEC_ALARM0_CONF, 0); break; case S5M8767X: for (i = 0; i < 7; i++) data[i] &= ~ALARM_ENABLE_MASK; - ret = regmap_raw_write(info->rtc, SEC_ALARM0_SEC, data, 8); + ret = regmap_raw_write(info->regmap, SEC_ALARM0_SEC, data, 8); if (ret < 0) return ret; @@ -341,7 +366,7 @@ static int s5m_rtc_start_alarm(struct s5m_rtc_info *info) u8 alarm0_conf; struct rtc_time tm; - ret = regmap_bulk_read(info->rtc, SEC_ALARM0_SEC, data, 8); + ret = regmap_bulk_read(info->regmap, SEC_ALARM0_SEC, data, 8); if (ret < 0) return ret; @@ -353,7 +378,7 @@ static int s5m_rtc_start_alarm(struct s5m_rtc_info *info) switch (info->device_type) { case S5M8763X: alarm0_conf = 0x77; - ret = regmap_write(info->rtc, SEC_ALARM0_CONF, alarm0_conf); + ret = regmap_write(info->regmap, SEC_ALARM0_CONF, alarm0_conf); break; case S5M8767X: @@ -368,7 +393,7 @@ static int s5m_rtc_start_alarm(struct s5m_rtc_info *info) if (data[RTC_YEAR1] & 0x7f) data[RTC_YEAR1] |= ALARM_ENABLE_MASK; - ret = regmap_raw_write(info->rtc, SEC_ALARM0_SEC, data, 8); + ret = regmap_raw_write(info->regmap, SEC_ALARM0_SEC, data, 8); if (ret < 0) return ret; ret = s5m8767_rtc_set_alarm_reg(info); @@ -410,7 +435,7 @@ static int s5m_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm) if (ret < 0) return ret; - ret = regmap_raw_write(info->rtc, SEC_ALARM0_SEC, data, 8); + ret = regmap_raw_write(info->regmap, SEC_ALARM0_SEC, data, 8); if (ret < 0) return ret; @@ -455,7 +480,7 @@ static const struct rtc_class_ops s5m_rtc_ops = { static void s5m_rtc_enable_wtsr(struct s5m_rtc_info *info, bool enable) { int ret; - ret = regmap_update_bits(info->rtc, SEC_WTSR_SMPL_CNTL, + ret = regmap_update_bits(info->regmap, SEC_WTSR_SMPL_CNTL, WTSR_ENABLE_MASK, enable ? WTSR_ENABLE_MASK : 0); if (ret < 0) @@ -466,7 +491,7 @@ static void s5m_rtc_enable_wtsr(struct s5m_rtc_info *info, bool enable) static void s5m_rtc_enable_smpl(struct s5m_rtc_info *info, bool enable) { int ret; - ret = regmap_update_bits(info->rtc, SEC_WTSR_SMPL_CNTL, + ret = regmap_update_bits(info->regmap, SEC_WTSR_SMPL_CNTL, SMPL_ENABLE_MASK, enable ? SMPL_ENABLE_MASK : 0); if (ret < 0) @@ -481,7 +506,7 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info) int ret; struct rtc_time tm; - ret = regmap_read(info->rtc, SEC_RTC_UDR_CON, &tp_read); + ret = regmap_read(info->regmap, SEC_RTC_UDR_CON, &tp_read); if (ret < 0) { dev_err(info->dev, "%s: fail to read control reg(%d)\n", __func__, ret); @@ -493,7 +518,7 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info) data[1] = (0 << BCD_EN_SHIFT) | (1 << MODEL24_SHIFT); info->rtc_24hr_mode = 1; - ret = regmap_raw_write(info->rtc, SEC_ALARM0_CONF, data, 2); + ret = regmap_raw_write(info->regmap, SEC_ALARM0_CONF, data, 2); if (ret < 0) { dev_err(info->dev, "%s: fail to write controlm reg(%d)\n", __func__, ret); @@ -515,7 +540,7 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info) ret = s5m_rtc_set_time(info->dev, &tm); } - ret = regmap_update_bits(info->rtc, SEC_RTC_UDR_CON, + ret = regmap_update_bits(info->regmap, SEC_RTC_UDR_CON, RTC_TCON_MASK, tp_read | RTC_TCON_MASK); if (ret < 0) dev_err(info->dev, "%s: fail to update TCON reg(%d)\n", @@ -542,17 +567,19 @@ static int s5m_rtc_probe(struct platform_device *pdev) info->dev = &pdev->dev; info->s5m87xx = s5m87xx; - info->rtc = s5m87xx->rtc; + info->regmap = s5m87xx->regmap_rtc; info->device_type = s5m87xx->device_type; info->wtsr_smpl = s5m87xx->wtsr_smpl; switch (pdata->device_type) { case S5M8763X: - info->irq = s5m87xx->irq_base + S5M8763_IRQ_ALARM0; + info->irq = regmap_irq_get_virq(s5m87xx->irq_data, + S5M8763_IRQ_ALARM0); break; case S5M8767X: - info->irq = s5m87xx->irq_base + S5M8767_IRQ_RTCA1; + info->irq = regmap_irq_get_virq(s5m87xx->irq_data, + S5M8767_IRQ_RTCA1); break; default: @@ -596,7 +623,7 @@ static void s5m_rtc_shutdown(struct platform_device *pdev) if (info->wtsr_smpl) { for (i = 0; i < 3; i++) { s5m_rtc_enable_wtsr(info, false); - regmap_read(info->rtc, SEC_WTSR_SMPL_CNTL, &val); + regmap_read(info->regmap, SEC_WTSR_SMPL_CNTL, &val); pr_debug("%s: WTSR_SMPL reg(0x%02x)\n", __func__, val); if (val & WTSR_ENABLE_MASK) pr_emerg("%s: fail to disable WTSR\n", @@ -612,6 +639,30 @@ static void s5m_rtc_shutdown(struct platform_device *pdev) s5m_rtc_enable_smpl(info, false); } +static int s5m_rtc_resume(struct device *dev) +{ + struct s5m_rtc_info *info = dev_get_drvdata(dev); + int ret = 0; + + if (device_may_wakeup(dev)) + ret = disable_irq_wake(info->irq); + + return ret; +} + +static int s5m_rtc_suspend(struct device *dev) +{ + struct s5m_rtc_info *info = dev_get_drvdata(dev); + int ret = 0; + + if (device_may_wakeup(dev)) + ret = enable_irq_wake(info->irq); + + return ret; +} + +static SIMPLE_DEV_PM_OPS(s5m_rtc_pm_ops, s5m_rtc_suspend, s5m_rtc_resume); + static const struct platform_device_id s5m_rtc_id[] = { { "s5m-rtc", 0 }, }; @@ -620,6 +671,7 @@ static struct platform_driver s5m_rtc_driver = { .driver = { .name = "s5m-rtc", .owner = THIS_MODULE, + .pm = &s5m_rtc_pm_ops, }, .probe = s5m_rtc_probe, .shutdown = s5m_rtc_shutdown, diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c index f64921756ad..f224d59c4b6 100644 --- a/drivers/s390/block/dasd_genhd.c +++ b/drivers/s390/block/dasd_genhd.c @@ -87,7 +87,6 @@ void dasd_gendisk_free(struct dasd_block *block) { if (block->gdp) { del_gendisk(block->gdp); - block->gdp->queue = NULL; block->gdp->private_data = NULL; put_disk(block->gdp); block->gdp = NULL; diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c index f7aa080e9b2..1465e956310 100644 --- a/drivers/s390/char/sclp_early.c +++ b/drivers/s390/char/sclp_early.c @@ -35,7 +35,6 @@ struct read_info_sccb { u8 _reserved5[4096 - 112]; /* 112-4095 */ } __packed __aligned(PAGE_SIZE); -static __initdata struct init_sccb early_event_mask_sccb __aligned(PAGE_SIZE); static __initdata struct read_info_sccb early_read_info_sccb; static __initdata char sccb_early[PAGE_SIZE] __aligned(PAGE_SIZE); static unsigned long sclp_hsa_size; @@ -113,7 +112,7 @@ static void __init sclp_facilities_detect(void) bool __init sclp_has_linemode(void) { - struct init_sccb *sccb = &early_event_mask_sccb; + struct init_sccb *sccb = (void *) &sccb_early; if (sccb->header.response_code != 0x20) return 0; @@ -126,7 +125,7 @@ bool __init sclp_has_linemode(void) bool __init sclp_has_vt220(void) { - struct init_sccb *sccb = &early_event_mask_sccb; + struct init_sccb *sccb = (void *) &sccb_early; if (sccb->header.response_code != 0x20) return 0; diff --git a/drivers/staging/tidspbridge/rmgr/drv_interface.c b/drivers/staging/tidspbridge/rmgr/drv_interface.c index 1aa4a3fd0f1..56e355b3e7f 100644 --- a/drivers/staging/tidspbridge/rmgr/drv_interface.c +++ b/drivers/staging/tidspbridge/rmgr/drv_interface.c @@ -258,7 +258,8 @@ err: /* This function maps kernel space memory to user space memory. */ static int bridge_mmap(struct file *filp, struct vm_area_struct *vma) { - u32 status; + struct omap_dsp_platform_data *pdata = + omap_dspbridge_dev->dev.platform_data; /* VM_IO | VM_DONTEXPAND | VM_DONTDUMP are set by remap_pfn_range() */ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); @@ -268,13 +269,9 @@ static int bridge_mmap(struct file *filp, struct vm_area_struct *vma) vma->vm_start, vma->vm_end, vma->vm_page_prot, vma->vm_flags); - status = remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, - vma->vm_end - vma->vm_start, - vma->vm_page_prot); - if (status != 0) - status = -EAGAIN; - - return status; + return vm_iomap_memory(vma, + pdata->phys_mempool_base, + pdata->phys_mempool_size); } static const struct file_operations bridge_fops = { diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 0f74945af62..268b62768f2 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -810,7 +810,8 @@ static void process_echoes(struct tty_struct *tty) struct n_tty_data *ldata = tty->disc_data; size_t echoed; - if (!L_ECHO(tty) || ldata->echo_commit == ldata->echo_tail) + if ((!L_ECHO(tty) && !L_ECHONL(tty)) || + ldata->echo_commit == ldata->echo_tail) return; mutex_lock(&ldata->output_lock); @@ -825,7 +826,8 @@ static void flush_echoes(struct tty_struct *tty) { struct n_tty_data *ldata = tty->disc_data; - if (!L_ECHO(tty) || ldata->echo_commit == ldata->echo_head) + if ((!L_ECHO(tty) && !L_ECHONL(tty)) || + ldata->echo_commit == ldata->echo_head) return; mutex_lock(&ldata->output_lock); diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 3e7560f004f..e8404319ca6 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1515,6 +1515,8 @@ static int acm_reset_resume(struct usb_interface *intf) static const struct usb_device_id acm_ids[] = { /* quirky and broken devices */ + { USB_DEVICE(0x17ef, 0x7000), /* Lenovo USB modem */ + .driver_info = NO_UNION_NORMAL, },/* has no union descriptor */ { USB_DEVICE(0x0870, 0x0001), /* Metricom GS Modem */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ }, diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index a7c04e24ca4..bd9dc3504b5 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -4832,8 +4832,9 @@ static void hub_events(void) hub->ports[i - 1]->child; dev_dbg(hub_dev, "warm reset port %d\n", i); - if (!udev || !(portstatus & - USB_PORT_STAT_CONNECTION)) { + if (!udev || + !(portstatus & USB_PORT_STAT_CONNECTION) || + udev->state == USB_STATE_NOTATTACHED) { status = hub_port_reset(hub, i, NULL, HUB_BH_RESET_TIME, true); diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 95f7649c71a..21a352079bc 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -459,6 +459,8 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc, dep = dwc3_wIndex_to_dep(dwc, wIndex); if (!dep) return -EINVAL; + if (set == 0 && (dep->flags & DWC3_EP_WEDGE)) + break; ret = __dwc3_gadget_ep_set_halt(dep, set); if (ret) return -EINVAL; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 5452c0fce36..02e44fcaf20 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1200,9 +1200,6 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value) else dep->flags |= DWC3_EP_STALL; } else { - if (dep->flags & DWC3_EP_WEDGE) - return 0; - ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, DWC3_DEPCMD_CLEARSTALL, ¶ms); if (ret) @@ -1210,7 +1207,7 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value) value ? "set" : "clear", dep->name); else - dep->flags &= ~DWC3_EP_STALL; + dep->flags &= ~(DWC3_EP_STALL | DWC3_EP_WEDGE); } return ret; diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index a91e6422f93..f66d96ad1f5 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -682,6 +682,7 @@ config USB_CONFIGFS_PHONET config USB_CONFIGFS_MASS_STORAGE boolean "Mass storage" depends on USB_CONFIGFS + depends on BLOCK select USB_F_MASS_STORAGE help The Mass Storage Gadget acts as a USB Mass Storage disk drive. diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 3e7ae707f69..2018ba1a217 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -593,6 +593,7 @@ static void reset_config(struct usb_composite_dev *cdev) bitmap_zero(f->endpoints, 32); } cdev->config = NULL; + cdev->delayed_status = 0; } static int set_config(struct usb_composite_dev *cdev, diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 774e8b89cdb..241fc873ffa 100644 --- a/drivers/usb/gadget/f_fs.c +++ b/drivers/usb/gadget/f_fs.c @@ -1304,7 +1304,7 @@ static struct ffs_data *ffs_data_new(void) { struct ffs_data *ffs = kzalloc(sizeof *ffs, GFP_KERNEL); if (unlikely(!ffs)) - return 0; + return NULL; ENTER(); diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index a03ba2c8358..b9639390886 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -523,7 +523,7 @@ static int fsg_setup(struct usb_function *f, */ DBG(fsg, "bulk reset request\n"); raise_exception(fsg->common, FSG_STATE_RESET); - return DELAYED_STATUS; + return USB_GADGET_DELAYED_STATUS; case US_BULK_GET_MAX_LUN: if (ctrl->bRequestType != @@ -602,13 +602,14 @@ static bool start_out_transfer(struct fsg_common *common, struct fsg_buffhd *bh) return true; } -static int sleep_thread(struct fsg_common *common) +static int sleep_thread(struct fsg_common *common, bool can_freeze) { int rc = 0; /* Wait until a signal arrives or we are woken up */ for (;;) { - try_to_freeze(); + if (can_freeze) + try_to_freeze(); set_current_state(TASK_INTERRUPTIBLE); if (signal_pending(current)) { rc = -EINTR; @@ -682,7 +683,7 @@ static int do_read(struct fsg_common *common) /* Wait for the next buffer to become available */ bh = common->next_buffhd_to_fill; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, false); if (rc) return rc; } @@ -937,7 +938,7 @@ static int do_write(struct fsg_common *common) } /* Wait for something to happen */ - rc = sleep_thread(common); + rc = sleep_thread(common, false); if (rc) return rc; } @@ -1504,7 +1505,7 @@ static int throw_away_data(struct fsg_common *common) } /* Otherwise wait for something to happen */ - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -1625,7 +1626,7 @@ static int send_status(struct fsg_common *common) /* Wait for the next buffer to become available */ bh = common->next_buffhd_to_fill; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -1828,7 +1829,7 @@ static int do_scsi_command(struct fsg_common *common) bh = common->next_buffhd_to_fill; common->next_buffhd_to_drain = bh; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -2174,7 +2175,7 @@ static int get_next_command(struct fsg_common *common) /* Wait for the next buffer to become available */ bh = common->next_buffhd_to_fill; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -2193,7 +2194,7 @@ static int get_next_command(struct fsg_common *common) /* Wait for the CBW to arrive */ while (bh->state != BUF_STATE_FULL) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -2379,7 +2380,7 @@ static void handle_exception(struct fsg_common *common) } if (num_active == 0) break; - if (sleep_thread(common)) + if (sleep_thread(common, true)) return; } @@ -2516,7 +2517,7 @@ static int fsg_main_thread(void *common_) } if (!common->running) { - sleep_thread(common); + sleep_thread(common, true); continue; } @@ -3111,7 +3112,7 @@ static int fsg_bind(struct usb_configuration *c, struct usb_function *f) fsg->common->can_stall); if (ret) return ret; - fsg_common_set_inquiry_string(fsg->common, 0, 0); + fsg_common_set_inquiry_string(fsg->common, NULL, NULL); ret = fsg_common_run_thread(fsg->common); if (ret) return ret; diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c index 0ac6064aa3b..409a3c45a36 100644 --- a/drivers/usb/gadget/pxa25x_udc.c +++ b/drivers/usb/gadget/pxa25x_udc.c @@ -54,6 +54,7 @@ */ #ifdef CONFIG_ARCH_PXA #include <mach/pxa25x-udc.h> +#include <mach/hardware.h> #endif #ifdef CONFIG_ARCH_LUBBOCK diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c index 9875d9c0823..e20bc109fdd 100644 --- a/drivers/usb/gadget/s3c-hsotg.c +++ b/drivers/usb/gadget/s3c-hsotg.c @@ -1180,6 +1180,7 @@ static int s3c_hsotg_process_req_feature(struct s3c_hsotg *hsotg, } static void s3c_hsotg_enqueue_setup(struct s3c_hsotg *hsotg); +static void s3c_hsotg_disconnect(struct s3c_hsotg *hsotg); /** * s3c_hsotg_process_control - process a control request @@ -1221,6 +1222,7 @@ static void s3c_hsotg_process_control(struct s3c_hsotg *hsotg, if ((ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD) { switch (ctrl->bRequest) { case USB_REQ_SET_ADDRESS: + s3c_hsotg_disconnect(hsotg); dcfg = readl(hsotg->regs + DCFG); dcfg &= ~DCFG_DevAddr_MASK; dcfg |= ctrl->wValue << DCFG_DevAddr_SHIFT; @@ -1245,7 +1247,9 @@ static void s3c_hsotg_process_control(struct s3c_hsotg *hsotg, /* as a fallback, try delivering it to the driver to deal with */ if (ret == 0 && hsotg->driver) { + spin_unlock(&hsotg->lock); ret = hsotg->driver->setup(&hsotg->gadget, ctrl); + spin_lock(&hsotg->lock); if (ret < 0) dev_dbg(hsotg->dev, "driver->setup() ret %d\n", ret); } @@ -1308,10 +1312,12 @@ static void s3c_hsotg_complete_setup(struct usb_ep *ep, return; } + spin_lock(&hsotg->lock); if (req->actual == 0) s3c_hsotg_enqueue_setup(hsotg); else s3c_hsotg_process_control(hsotg, req->buf); + spin_unlock(&hsotg->lock); } /** @@ -2533,7 +2539,6 @@ irq_retry: writel(GINTSTS_USBSusp, hsotg->regs + GINTSTS); call_gadget(hsotg, suspend); - s3c_hsotg_disconnect(hsotg); } if (gintsts & GINTSTS_WkUpInt) { diff --git a/drivers/usb/gadget/storage_common.h b/drivers/usb/gadget/storage_common.h index c74c2fdbd56..70c891469f5 100644 --- a/drivers/usb/gadget/storage_common.h +++ b/drivers/usb/gadget/storage_common.h @@ -119,10 +119,6 @@ static inline bool fsg_lun_is_open(struct fsg_lun *curlun) return curlun->filp != NULL; } -/* Big enough to hold our biggest descriptor */ -#define EP0_BUFSIZE 256 -#define DELAYED_STATUS (EP0_BUFSIZE + 999) /* An impossibly large value */ - /* Default size of buffer length. */ #define FSG_BUFLEN ((u32)16384) diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c index 6c3d7950d2a..0f8aad78b54 100644 --- a/drivers/usb/gadget/tcm_usb_gadget.c +++ b/drivers/usb/gadget/tcm_usb_gadget.c @@ -370,7 +370,7 @@ err: return -ENOMEM; } -void bot_cleanup_old_alt(struct f_uas *fu) +static void bot_cleanup_old_alt(struct f_uas *fu) { if (!(fu->flags & USBG_ENABLED)) return; diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 0dd07ae1555..f49b0b61ecc 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -91,17 +91,17 @@ static struct usb_zero_options gzero_options = { * functional coverage for the "USBCV" test harness from USB-IF. * It's always set if OTG mode is enabled. */ -unsigned autoresume = DEFAULT_AUTORESUME; +static unsigned autoresume = DEFAULT_AUTORESUME; module_param(autoresume, uint, S_IRUGO); MODULE_PARM_DESC(autoresume, "zero, or seconds before remote wakeup"); /* Maximum Autoresume time */ -unsigned max_autoresume; +static unsigned max_autoresume; module_param(max_autoresume, uint, S_IRUGO); MODULE_PARM_DESC(max_autoresume, "maximum seconds before remote wakeup"); /* Interval between two remote wakeups */ -unsigned autoresume_interval_ms; +static unsigned autoresume_interval_ms; module_param(autoresume_interval_ms, uint, S_IRUGO); MODULE_PARM_DESC(autoresume_interval_ms, "milliseconds to increase successive wakeup delays"); diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index e89ac4d4b87..9b7435f0dcd 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -21,6 +21,7 @@ #include <linux/clk.h> #include <linux/device.h> +#include <linux/dma-mapping.h> #include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 1e2f3f49584..53c2e296467 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2973,8 +2973,58 @@ static int prepare_ring(struct xhci_hcd *xhci, struct xhci_ring *ep_ring, } while (1) { - if (room_on_ring(xhci, ep_ring, num_trbs)) - break; + if (room_on_ring(xhci, ep_ring, num_trbs)) { + union xhci_trb *trb = ep_ring->enqueue; + unsigned int usable = ep_ring->enq_seg->trbs + + TRBS_PER_SEGMENT - 1 - trb; + u32 nop_cmd; + + /* + * Section 4.11.7.1 TD Fragments states that a link + * TRB must only occur at the boundary between + * data bursts (eg 512 bytes for 480M). + * While it is possible to split a large fragment + * we don't know the size yet. + * Simplest solution is to fill the trb before the + * LINK with nop commands. + */ + if (num_trbs == 1 || num_trbs <= usable || usable == 0) + break; + + if (ep_ring->type != TYPE_BULK) + /* + * While isoc transfers might have a buffer that + * crosses a 64k boundary it is unlikely. + * Since we can't add NOPs without generating + * gaps in the traffic just hope it never + * happens at the end of the ring. + * This could be fixed by writing a LINK TRB + * instead of the first NOP - however the + * TRB_TYPE_LINK_LE32() calls would all need + * changing to check the ring length. + */ + break; + + if (num_trbs >= TRBS_PER_SEGMENT) { + xhci_err(xhci, "Too many fragments %d, max %d\n", + num_trbs, TRBS_PER_SEGMENT - 1); + return -ENOMEM; + } + + nop_cmd = cpu_to_le32(TRB_TYPE(TRB_TR_NOOP) | + ep_ring->cycle_state); + ep_ring->num_trbs_free -= usable; + do { + trb->generic.field[0] = 0; + trb->generic.field[1] = 0; + trb->generic.field[2] = 0; + trb->generic.field[3] = nop_cmd; + trb++; + } while (--usable); + ep_ring->enqueue = trb; + if (room_on_ring(xhci, ep_ring, num_trbs)) + break; + } if (ep_ring == xhci->cmd_ring) { xhci_err(xhci, "Do not support expand command ring\n"); diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 0a43329569d..4d4499b8044 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -1809,7 +1809,6 @@ static void musb_free(struct musb *musb) disable_irq_wake(musb->nIrq); free_irq(musb->nIrq, musb); } - cancel_work_sync(&musb->irq_work); musb_host_free(musb); } @@ -1896,6 +1895,9 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) musb_platform_disable(musb); musb_generic_disable(musb); + /* Init IRQ workqueue before request_irq */ + INIT_WORK(&musb->irq_work, musb_irq_work); + /* setup musb parts of the core (especially endpoints) */ status = musb_core_init(plat->config->multipoint ? MUSB_CONTROLLER_MHDRC @@ -1905,9 +1907,6 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) setup_timer(&musb->otg_timer, musb_otg_timer_func, (unsigned long) musb); - /* Init IRQ workqueue before request_irq */ - INIT_WORK(&musb->irq_work, musb_irq_work); - /* attach to the IRQ */ if (request_irq(nIrq, musb->isr, 0, dev_name(dev), musb)) { dev_err(dev, "request_irq %d failed!\n", nIrq); @@ -1981,6 +1980,7 @@ fail4: musb_host_cleanup(musb); fail3: + cancel_work_sync(&musb->irq_work); if (musb->dma_controller) dma_controller_destroy(musb->dma_controller); fail2_5: @@ -2043,6 +2043,7 @@ static int musb_remove(struct platform_device *pdev) if (musb->dma_controller) dma_controller_destroy(musb->dma_controller); + cancel_work_sync(&musb->irq_work); musb_free(musb); device_init_wakeup(dev, 0); return 0; diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c index ff9d6de2b74..a12bd30401e 100644 --- a/drivers/usb/musb/musb_cppi41.c +++ b/drivers/usb/musb/musb_cppi41.c @@ -38,6 +38,7 @@ struct cppi41_dma_channel { u32 prog_len; u32 transferred; u32 packet_sz; + struct list_head tx_check; }; #define MUSB_DMA_NUM_CHANNELS 15 @@ -47,6 +48,8 @@ struct cppi41_dma_controller { struct cppi41_dma_channel rx_channel[MUSB_DMA_NUM_CHANNELS]; struct cppi41_dma_channel tx_channel[MUSB_DMA_NUM_CHANNELS]; struct musb *musb; + struct hrtimer early_tx; + struct list_head early_tx_list; u32 rx_mode; u32 tx_mode; u32 auto_req; @@ -96,31 +99,27 @@ static void update_rx_toggle(struct cppi41_dma_channel *cppi41_channel) cppi41_channel->usb_toggle = toggle; } -static void cppi41_dma_callback(void *private_data) +static bool musb_is_tx_fifo_empty(struct musb_hw_ep *hw_ep) { - struct dma_channel *channel = private_data; - struct cppi41_dma_channel *cppi41_channel = channel->private_data; - struct musb_hw_ep *hw_ep = cppi41_channel->hw_ep; - struct musb *musb = hw_ep->musb; - unsigned long flags; - struct dma_tx_state txstate; - u32 transferred; + u8 epnum = hw_ep->epnum; + struct musb *musb = hw_ep->musb; + void __iomem *epio = musb->endpoints[epnum].regs; + u16 csr; - spin_lock_irqsave(&musb->lock, flags); + csr = musb_readw(epio, MUSB_TXCSR); + if (csr & MUSB_TXCSR_TXPKTRDY) + return false; + return true; +} - dmaengine_tx_status(cppi41_channel->dc, cppi41_channel->cookie, - &txstate); - transferred = cppi41_channel->prog_len - txstate.residue; - cppi41_channel->transferred += transferred; +static void cppi41_dma_callback(void *private_data); - dev_dbg(musb->controller, "DMA transfer done on hw_ep=%d bytes=%d/%d\n", - hw_ep->epnum, cppi41_channel->transferred, - cppi41_channel->total_len); +static void cppi41_trans_done(struct cppi41_dma_channel *cppi41_channel) +{ + struct musb_hw_ep *hw_ep = cppi41_channel->hw_ep; + struct musb *musb = hw_ep->musb; - update_rx_toggle(cppi41_channel); - - if (cppi41_channel->transferred == cppi41_channel->total_len || - transferred < cppi41_channel->packet_sz) { + if (!cppi41_channel->prog_len) { /* done, complete */ cppi41_channel->channel.actual_len = @@ -150,13 +149,11 @@ static void cppi41_dma_callback(void *private_data) remain_bytes, direction, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); - if (WARN_ON(!dma_desc)) { - spin_unlock_irqrestore(&musb->lock, flags); + if (WARN_ON(!dma_desc)) return; - } dma_desc->callback = cppi41_dma_callback; - dma_desc->callback_param = channel; + dma_desc->callback_param = &cppi41_channel->channel; cppi41_channel->cookie = dma_desc->tx_submit(dma_desc); dma_async_issue_pending(dc); @@ -166,6 +163,117 @@ static void cppi41_dma_callback(void *private_data) musb_writew(epio, MUSB_RXCSR, csr); } } +} + +static enum hrtimer_restart cppi41_recheck_tx_req(struct hrtimer *timer) +{ + struct cppi41_dma_controller *controller; + struct cppi41_dma_channel *cppi41_channel, *n; + struct musb *musb; + unsigned long flags; + enum hrtimer_restart ret = HRTIMER_NORESTART; + + controller = container_of(timer, struct cppi41_dma_controller, + early_tx); + musb = controller->musb; + + spin_lock_irqsave(&musb->lock, flags); + list_for_each_entry_safe(cppi41_channel, n, &controller->early_tx_list, + tx_check) { + bool empty; + struct musb_hw_ep *hw_ep = cppi41_channel->hw_ep; + + empty = musb_is_tx_fifo_empty(hw_ep); + if (empty) { + list_del_init(&cppi41_channel->tx_check); + cppi41_trans_done(cppi41_channel); + } + } + + if (!list_empty(&controller->early_tx_list)) { + ret = HRTIMER_RESTART; + hrtimer_forward_now(&controller->early_tx, + ktime_set(0, 150 * NSEC_PER_USEC)); + } + + spin_unlock_irqrestore(&musb->lock, flags); + return ret; +} + +static void cppi41_dma_callback(void *private_data) +{ + struct dma_channel *channel = private_data; + struct cppi41_dma_channel *cppi41_channel = channel->private_data; + struct musb_hw_ep *hw_ep = cppi41_channel->hw_ep; + struct musb *musb = hw_ep->musb; + unsigned long flags; + struct dma_tx_state txstate; + u32 transferred; + bool empty; + + spin_lock_irqsave(&musb->lock, flags); + + dmaengine_tx_status(cppi41_channel->dc, cppi41_channel->cookie, + &txstate); + transferred = cppi41_channel->prog_len - txstate.residue; + cppi41_channel->transferred += transferred; + + dev_dbg(musb->controller, "DMA transfer done on hw_ep=%d bytes=%d/%d\n", + hw_ep->epnum, cppi41_channel->transferred, + cppi41_channel->total_len); + + update_rx_toggle(cppi41_channel); + + if (cppi41_channel->transferred == cppi41_channel->total_len || + transferred < cppi41_channel->packet_sz) + cppi41_channel->prog_len = 0; + + empty = musb_is_tx_fifo_empty(hw_ep); + if (empty) { + cppi41_trans_done(cppi41_channel); + } else { + struct cppi41_dma_controller *controller; + /* + * On AM335x it has been observed that the TX interrupt fires + * too early that means the TXFIFO is not yet empty but the DMA + * engine says that it is done with the transfer. We don't + * receive a FIFO empty interrupt so the only thing we can do is + * to poll for the bit. On HS it usually takes 2us, on FS around + * 110us - 150us depending on the transfer size. + * We spin on HS (no longer than than 25us and setup a timer on + * FS to check for the bit and complete the transfer. + */ + controller = cppi41_channel->controller; + + if (musb->g.speed == USB_SPEED_HIGH) { + unsigned wait = 25; + + do { + empty = musb_is_tx_fifo_empty(hw_ep); + if (empty) + break; + wait--; + if (!wait) + break; + udelay(1); + } while (1); + + empty = musb_is_tx_fifo_empty(hw_ep); + if (empty) { + cppi41_trans_done(cppi41_channel); + goto out; + } + } + list_add_tail(&cppi41_channel->tx_check, + &controller->early_tx_list); + if (!hrtimer_active(&controller->early_tx)) { + hrtimer_start_range_ns(&controller->early_tx, + ktime_set(0, 140 * NSEC_PER_USEC), + 40 * NSEC_PER_USEC, + HRTIMER_MODE_REL); + } + } +out: spin_unlock_irqrestore(&musb->lock, flags); } @@ -364,6 +472,8 @@ static int cppi41_is_compatible(struct dma_channel *channel, u16 maxpacket, WARN_ON(1); return 1; } + if (cppi41_channel->hw_ep->ep_in.type != USB_ENDPOINT_XFER_BULK) + return 0; if (cppi41_channel->is_tx) return 1; /* AM335x Advisory 1.0.13. No workaround for device RX mode */ @@ -388,6 +498,7 @@ static int cppi41_dma_channel_abort(struct dma_channel *channel) if (cppi41_channel->channel.status == MUSB_DMA_STATUS_FREE) return 0; + list_del_init(&cppi41_channel->tx_check); if (is_tx) { csr = musb_readw(epio, MUSB_TXCSR); csr &= ~MUSB_TXCSR_DMAENAB; @@ -495,6 +606,7 @@ static int cppi41_dma_controller_start(struct cppi41_dma_controller *controller) cppi41_channel->controller = controller; cppi41_channel->port_num = port; cppi41_channel->is_tx = is_tx; + INIT_LIST_HEAD(&cppi41_channel->tx_check); musb_dma = &cppi41_channel->channel; musb_dma->private_data = cppi41_channel; @@ -520,6 +632,7 @@ void dma_controller_destroy(struct dma_controller *c) struct cppi41_dma_controller *controller = container_of(c, struct cppi41_dma_controller, controller); + hrtimer_cancel(&controller->early_tx); cppi41_dma_controller_stop(controller); kfree(controller); } @@ -539,6 +652,9 @@ struct dma_controller *dma_controller_create(struct musb *musb, if (!controller) goto kzalloc_fail; + hrtimer_init(&controller->early_tx, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + controller->early_tx.function = cppi41_recheck_tx_req; + INIT_LIST_HEAD(&controller->early_tx_list); controller->musb = musb; controller->controller.channel_alloc = cppi41_dma_channel_allocate; diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index d2d3a173b31..32fb057c03f 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -1796,7 +1796,11 @@ int musb_gadget_setup(struct musb *musb) /* this "gadget" abstracts/virtualizes the controller */ musb->g.name = musb_driver_name; +#if IS_ENABLED(CONFIG_USB_MUSB_DUAL_ROLE) musb->g.is_otg = 1; +#elif IS_ENABLED(CONFIG_USB_MUSB_GADGET) + musb->g.is_otg = 0; +#endif musb_g_init_endpoints(musb); diff --git a/drivers/usb/phy/phy-am335x.c b/drivers/usb/phy/phy-am335x.c index 6370e50649d..0e3c60cb669 100644 --- a/drivers/usb/phy/phy-am335x.c +++ b/drivers/usb/phy/phy-am335x.c @@ -52,8 +52,7 @@ static int am335x_phy_probe(struct platform_device *pdev) return am_phy->id; } - ret = usb_phy_gen_create_phy(dev, &am_phy->usb_phy_gen, - USB_PHY_TYPE_USB2, 0, false); + ret = usb_phy_gen_create_phy(dev, &am_phy->usb_phy_gen, NULL); if (ret) return ret; @@ -66,8 +65,6 @@ static int am335x_phy_probe(struct platform_device *pdev) platform_set_drvdata(pdev, am_phy); return 0; - - return ret; } static int am335x_phy_remove(struct platform_device *pdev) diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c index fce3a9e9bb5..aa6d37b3378 100644 --- a/drivers/usb/phy/phy-generic.c +++ b/drivers/usb/phy/phy-generic.c @@ -48,8 +48,9 @@ void usb_nop_xceiv_register(void) if (pd) return; pd = platform_device_register_simple("usb_phy_gen_xceiv", -1, NULL, 0); - if (!pd) { + if (IS_ERR(pd)) { pr_err("Unable to register generic usb transceiver\n"); + pd = NULL; return; } } @@ -150,10 +151,40 @@ static int nop_set_host(struct usb_otg *otg, struct usb_bus *host) } int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_gen_xceiv *nop, - enum usb_phy_type type, u32 clk_rate, bool needs_vcc) + struct usb_phy_gen_xceiv_platform_data *pdata) { + enum usb_phy_type type = USB_PHY_TYPE_USB2; int err; + u32 clk_rate = 0; + bool needs_vcc = false; + + nop->reset_active_low = true; /* default behaviour */ + + if (dev->of_node) { + struct device_node *node = dev->of_node; + enum of_gpio_flags flags = 0; + + if (of_property_read_u32(node, "clock-frequency", &clk_rate)) + clk_rate = 0; + + needs_vcc = of_property_read_bool(node, "vcc-supply"); + nop->gpio_reset = of_get_named_gpio_flags(node, "reset-gpios", + 0, &flags); + if (nop->gpio_reset == -EPROBE_DEFER) + return -EPROBE_DEFER; + + nop->reset_active_low = flags & OF_GPIO_ACTIVE_LOW; + + } else if (pdata) { + type = pdata->type; + clk_rate = pdata->clk_rate; + needs_vcc = pdata->needs_vcc; + nop->gpio_reset = pdata->gpio_reset; + } else { + nop->gpio_reset = -1; + } + nop->phy.otg = devm_kzalloc(dev, sizeof(*nop->phy.otg), GFP_KERNEL); if (!nop->phy.otg) @@ -218,43 +249,14 @@ EXPORT_SYMBOL_GPL(usb_phy_gen_create_phy); static int usb_phy_gen_xceiv_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct usb_phy_gen_xceiv_platform_data *pdata = - dev_get_platdata(&pdev->dev); struct usb_phy_gen_xceiv *nop; - enum usb_phy_type type = USB_PHY_TYPE_USB2; int err; - u32 clk_rate = 0; - bool needs_vcc = false; nop = devm_kzalloc(dev, sizeof(*nop), GFP_KERNEL); if (!nop) return -ENOMEM; - nop->reset_active_low = true; /* default behaviour */ - - if (dev->of_node) { - struct device_node *node = dev->of_node; - enum of_gpio_flags flags; - - if (of_property_read_u32(node, "clock-frequency", &clk_rate)) - clk_rate = 0; - - needs_vcc = of_property_read_bool(node, "vcc-supply"); - nop->gpio_reset = of_get_named_gpio_flags(node, "reset-gpios", - 0, &flags); - if (nop->gpio_reset == -EPROBE_DEFER) - return -EPROBE_DEFER; - - nop->reset_active_low = flags & OF_GPIO_ACTIVE_LOW; - - } else if (pdata) { - type = pdata->type; - clk_rate = pdata->clk_rate; - needs_vcc = pdata->needs_vcc; - nop->gpio_reset = pdata->gpio_reset; - } - - err = usb_phy_gen_create_phy(dev, nop, type, clk_rate, needs_vcc); + err = usb_phy_gen_create_phy(dev, nop, dev_get_platdata(&pdev->dev)); if (err) return err; @@ -271,8 +273,6 @@ static int usb_phy_gen_xceiv_probe(struct platform_device *pdev) platform_set_drvdata(pdev, nop); return 0; - - return err; } static int usb_phy_gen_xceiv_remove(struct platform_device *pdev) diff --git a/drivers/usb/phy/phy-generic.h b/drivers/usb/phy/phy-generic.h index d2a220d8173..38a81f307b8 100644 --- a/drivers/usb/phy/phy-generic.h +++ b/drivers/usb/phy/phy-generic.h @@ -1,6 +1,8 @@ #ifndef _PHY_GENERIC_H_ #define _PHY_GENERIC_H_ +#include <linux/usb/usb_phy_gen_xceiv.h> + struct usb_phy_gen_xceiv { struct usb_phy phy; struct device *dev; @@ -14,6 +16,6 @@ int usb_gen_phy_init(struct usb_phy *phy); void usb_gen_phy_shutdown(struct usb_phy *phy); int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_gen_xceiv *nop, - enum usb_phy_type type, u32 clk_rate, bool needs_vcc); + struct usb_phy_gen_xceiv_platform_data *pdata); #endif diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c index fdd33b44dbd..545844b7e79 100644 --- a/drivers/usb/phy/phy-mxs-usb.c +++ b/drivers/usb/phy/phy-mxs-usb.c @@ -164,7 +164,7 @@ static int mxs_phy_probe(struct platform_device *pdev) mxs_phy->clk = clk; - platform_set_drvdata(pdev, &mxs_phy->phy); + platform_set_drvdata(pdev, mxs_phy); ret = usb_add_phy_dev(&mxs_phy->phy); if (ret) diff --git a/drivers/usb/phy/phy-rcar-gen2-usb.c b/drivers/usb/phy/phy-rcar-gen2-usb.c index a99a6953f11..db3ab34cddb 100644 --- a/drivers/usb/phy/phy-rcar-gen2-usb.c +++ b/drivers/usb/phy/phy-rcar-gen2-usb.c @@ -107,10 +107,10 @@ static void __rcar_gen2_usb_phy_init(struct rcar_gen2_usb_phy_priv *priv) clk_prepare_enable(priv->clk); /* Set USB channels in the USBHS UGCTRL2 register */ - val = ioread32(priv->base); + val = ioread32(priv->base + USBHS_UGCTRL2_REG); val &= ~(USBHS_UGCTRL2_USB0_HS | USBHS_UGCTRL2_USB2_SS); val |= priv->ugctrl2; - iowrite32(val, priv->base); + iowrite32(val, priv->base + USBHS_UGCTRL2_REG); } /* Shutdown USB channels */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 9ced8937a8f..fb0d537435e 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -2123,6 +2123,20 @@ static void ftdi_set_termios(struct tty_struct *tty, termios->c_cflag |= CRTSCTS; } + /* + * All FTDI UART chips are limited to CS7/8. We won't pretend to + * support CS5/6 and revert the CSIZE setting instead. + */ + if ((C_CSIZE(tty) != CS8) && (C_CSIZE(tty) != CS7)) { + dev_warn(ddev, "requested CSIZE setting not supported\n"); + + termios->c_cflag &= ~CSIZE; + if (old_termios) + termios->c_cflag |= old_termios->c_cflag & CSIZE; + else + termios->c_cflag |= CS8; + } + cflag = termios->c_cflag; if (!old_termios) @@ -2159,19 +2173,16 @@ no_skip: } else { urb_value |= FTDI_SIO_SET_DATA_PARITY_NONE; } - if (cflag & CSIZE) { - switch (cflag & CSIZE) { - case CS7: - urb_value |= 7; - dev_dbg(ddev, "Setting CS7\n"); - break; - case CS8: - urb_value |= 8; - dev_dbg(ddev, "Setting CS8\n"); - break; - default: - dev_err(ddev, "CSIZE was set but not CS7-CS8\n"); - } + switch (cflag & CSIZE) { + case CS7: + urb_value |= 7; + dev_dbg(ddev, "Setting CS7\n"); + break; + default: + case CS8: + urb_value |= 8; + dev_dbg(ddev, "Setting CS8\n"); + break; } /* This is needed by the break command since it uses the same command diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 2b01ec8651c..b63ce023f96 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -173,16 +173,8 @@ retry: clear_bit_unlock(USB_SERIAL_WRITE_BUSY, &port->flags); return result; } - /* - * Try sending off another urb, unless called from completion handler - * (in which case there will be no free urb or no data). - */ - if (mem_flags != GFP_ATOMIC) - goto retry; - clear_bit_unlock(USB_SERIAL_WRITE_BUSY, &port->flags); - - return 0; + goto retry; /* try sending off another urb */ } EXPORT_SYMBOL_GPL(usb_serial_generic_write_start); @@ -208,7 +200,7 @@ int usb_serial_generic_write(struct tty_struct *tty, return 0; count = kfifo_in_locked(&port->write_fifo, buf, count, &port->lock); - result = usb_serial_generic_write_start(port, GFP_KERNEL); + result = usb_serial_generic_write_start(port, GFP_ATOMIC); if (result) return result; diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index e5bdd987b9e..a69da83604c 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -1813,25 +1813,25 @@ static void mos7840_change_port_settings(struct tty_struct *tty, iflag = tty->termios.c_iflag; /* Change the number of bits */ - if (cflag & CSIZE) { - switch (cflag & CSIZE) { - case CS5: - lData = LCR_BITS_5; - break; + switch (cflag & CSIZE) { + case CS5: + lData = LCR_BITS_5; + break; - case CS6: - lData = LCR_BITS_6; - break; + case CS6: + lData = LCR_BITS_6; + break; - case CS7: - lData = LCR_BITS_7; - break; - default: - case CS8: - lData = LCR_BITS_8; - break; - } + case CS7: + lData = LCR_BITS_7; + break; + + default: + case CS8: + lData = LCR_BITS_8; + break; } + /* Change the Parity bit */ if (cflag & PARENB) { if (cflag & PARODD) { diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index c3d94853b4a..496b7e39d5b 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -85,6 +85,7 @@ static void option_instat_callback(struct urb *urb); #define HUAWEI_PRODUCT_K4505 0x1464 #define HUAWEI_PRODUCT_K3765 0x1465 #define HUAWEI_PRODUCT_K4605 0x14C6 +#define HUAWEI_PRODUCT_E173S6 0x1C07 #define QUANTA_VENDOR_ID 0x0408 #define QUANTA_PRODUCT_Q101 0xEA02 @@ -572,6 +573,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &net_intf1_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173S6, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t) &net_intf1_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1750, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &net_intf2_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1441, USB_CLASS_COMM, 0x02, 0xff) }, @@ -634,6 +637,10 @@ static const struct usb_device_id option_ids[] = { { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6D) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6E) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x72) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x73) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x74) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x75) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x78) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x79) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x7A) }, @@ -688,6 +695,10 @@ static const struct usb_device_id option_ids[] = { { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6D) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6E) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x72) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x73) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x74) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x75) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x78) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x79) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x7A) }, @@ -742,6 +753,10 @@ static const struct usb_device_id option_ids[] = { { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x6D) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x6E) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x72) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x73) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x74) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x75) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x78) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x79) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x7A) }, @@ -796,6 +811,10 @@ static const struct usb_device_id option_ids[] = { { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x6D) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x6E) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x72) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x73) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x74) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x75) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x78) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x79) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x7A) }, @@ -850,6 +869,10 @@ static const struct usb_device_id option_ids[] = { { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x6D) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x6E) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x72) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x73) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x74) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x75) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x78) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x79) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x7A) }, @@ -904,6 +927,10 @@ static const struct usb_device_id option_ids[] = { { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x6D) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x6E) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x72) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x73) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x74) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x75) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x78) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x79) }, { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x7A) }, diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 1e6de4cd079..1e3318dfa1c 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -361,23 +361,21 @@ static void pl2303_set_termios(struct tty_struct *tty, 0, 0, buf, 7, 100); dev_dbg(&port->dev, "0xa1:0x21:0:0 %d - %7ph\n", i, buf); - if (C_CSIZE(tty)) { - switch (C_CSIZE(tty)) { - case CS5: - buf[6] = 5; - break; - case CS6: - buf[6] = 6; - break; - case CS7: - buf[6] = 7; - break; - default: - case CS8: - buf[6] = 8; - } - dev_dbg(&port->dev, "data bits = %d\n", buf[6]); + switch (C_CSIZE(tty)) { + case CS5: + buf[6] = 5; + break; + case CS6: + buf[6] = 6; + break; + case CS7: + buf[6] = 7; + break; + default: + case CS8: + buf[6] = 8; } + dev_dbg(&port->dev, "data bits = %d\n", buf[6]); /* For reference buf[0]:buf[3] baud rate value */ pl2303_encode_baudrate(tty, port, &buf[0]); diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index 4abac28b599..5b793c35226 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -348,22 +348,20 @@ static void spcp8x5_set_termios(struct tty_struct *tty, } /* Set Data Length : 00:5bit, 01:6bit, 10:7bit, 11:8bit */ - if (cflag & CSIZE) { - switch (cflag & CSIZE) { - case CS5: - buf[1] |= SET_UART_FORMAT_SIZE_5; - break; - case CS6: - buf[1] |= SET_UART_FORMAT_SIZE_6; - break; - case CS7: - buf[1] |= SET_UART_FORMAT_SIZE_7; - break; - default: - case CS8: - buf[1] |= SET_UART_FORMAT_SIZE_8; - break; - } + switch (cflag & CSIZE) { + case CS5: + buf[1] |= SET_UART_FORMAT_SIZE_5; + break; + case CS6: + buf[1] |= SET_UART_FORMAT_SIZE_6; + break; + case CS7: + buf[1] |= SET_UART_FORMAT_SIZE_7; + break; + default: + case CS8: + buf[1] |= SET_UART_FORMAT_SIZE_8; + break; } /* Set Stop bit2 : 0:1bit 1:2bit */ diff --git a/drivers/usb/wusbcore/devconnect.c b/drivers/usb/wusbcore/devconnect.c index e538b72c4e3..f14e7929ba2 100644 --- a/drivers/usb/wusbcore/devconnect.c +++ b/drivers/usb/wusbcore/devconnect.c @@ -97,18 +97,12 @@ static void wusbhc_devconnect_acked_work(struct work_struct *work); static void wusb_dev_free(struct wusb_dev *wusb_dev) { - if (wusb_dev) { - kfree(wusb_dev->set_gtk_req); - usb_free_urb(wusb_dev->set_gtk_urb); - kfree(wusb_dev); - } + kfree(wusb_dev); } static struct wusb_dev *wusb_dev_alloc(struct wusbhc *wusbhc) { struct wusb_dev *wusb_dev; - struct urb *urb; - struct usb_ctrlrequest *req; wusb_dev = kzalloc(sizeof(*wusb_dev), GFP_KERNEL); if (wusb_dev == NULL) @@ -118,22 +112,6 @@ static struct wusb_dev *wusb_dev_alloc(struct wusbhc *wusbhc) INIT_WORK(&wusb_dev->devconnect_acked_work, wusbhc_devconnect_acked_work); - urb = usb_alloc_urb(0, GFP_KERNEL); - if (urb == NULL) - goto err; - wusb_dev->set_gtk_urb = urb; - - req = kmalloc(sizeof(*req), GFP_KERNEL); - if (req == NULL) - goto err; - wusb_dev->set_gtk_req = req; - - req->bRequestType = USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE; - req->bRequest = USB_REQ_SET_DESCRIPTOR; - req->wValue = cpu_to_le16(USB_DT_KEY << 8 | wusbhc->gtk_index); - req->wIndex = 0; - req->wLength = cpu_to_le16(wusbhc->gtk.descr.bLength); - return wusb_dev; err: wusb_dev_free(wusb_dev); @@ -411,9 +389,6 @@ static void __wusbhc_dev_disconnect(struct wusbhc *wusbhc, /* * Refresh the list of keep alives to emit in the MMC * - * Some devices don't respond to keep alives unless they've been - * authenticated, so skip unauthenticated devices. - * * We only publish the first four devices that have a coming timeout * condition. Then when we are done processing those, we go for the * next ones. We ignore the ones that have timed out already (they'll @@ -448,7 +423,7 @@ static void __wusbhc_keep_alive(struct wusbhc *wusbhc) if (wusb_dev == NULL) continue; - if (wusb_dev->usb_dev == NULL || !wusb_dev->usb_dev->authenticated) + if (wusb_dev->usb_dev == NULL) continue; if (time_after(jiffies, wusb_dev->entry_ts + tt)) { @@ -524,11 +499,19 @@ static struct wusb_dev *wusbhc_find_dev_by_addr(struct wusbhc *wusbhc, u8 addr) * * @wusbhc shall be referenced and unlocked */ -static void wusbhc_handle_dn_alive(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) +static void wusbhc_handle_dn_alive(struct wusbhc *wusbhc, u8 srcaddr) { + struct wusb_dev *wusb_dev; + mutex_lock(&wusbhc->mutex); - wusb_dev->entry_ts = jiffies; - __wusbhc_keep_alive(wusbhc); + wusb_dev = wusbhc_find_dev_by_addr(wusbhc, srcaddr); + if (wusb_dev == NULL) { + dev_dbg(wusbhc->dev, "ignoring DN_Alive from unconnected device %02x\n", + srcaddr); + } else { + wusb_dev->entry_ts = jiffies; + __wusbhc_keep_alive(wusbhc); + } mutex_unlock(&wusbhc->mutex); } @@ -582,14 +565,22 @@ static void wusbhc_handle_dn_connect(struct wusbhc *wusbhc, * * @wusbhc shall be referenced and unlocked */ -static void wusbhc_handle_dn_disconnect(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) +static void wusbhc_handle_dn_disconnect(struct wusbhc *wusbhc, u8 srcaddr) { struct device *dev = wusbhc->dev; - - dev_info(dev, "DN DISCONNECT: device 0x%02x going down\n", wusb_dev->addr); + struct wusb_dev *wusb_dev; mutex_lock(&wusbhc->mutex); - __wusbhc_dev_disconnect(wusbhc, wusb_port_by_idx(wusbhc, wusb_dev->port_idx)); + wusb_dev = wusbhc_find_dev_by_addr(wusbhc, srcaddr); + if (wusb_dev == NULL) { + dev_dbg(dev, "ignoring DN DISCONNECT from unconnected device %02x\n", + srcaddr); + } else { + dev_info(dev, "DN DISCONNECT: device 0x%02x going down\n", + wusb_dev->addr); + __wusbhc_dev_disconnect(wusbhc, wusb_port_by_idx(wusbhc, + wusb_dev->port_idx)); + } mutex_unlock(&wusbhc->mutex); } @@ -611,30 +602,21 @@ void wusbhc_handle_dn(struct wusbhc *wusbhc, u8 srcaddr, struct wusb_dn_hdr *dn_hdr, size_t size) { struct device *dev = wusbhc->dev; - struct wusb_dev *wusb_dev; if (size < sizeof(struct wusb_dn_hdr)) { dev_err(dev, "DN data shorter than DN header (%d < %d)\n", (int)size, (int)sizeof(struct wusb_dn_hdr)); return; } - - wusb_dev = wusbhc_find_dev_by_addr(wusbhc, srcaddr); - if (wusb_dev == NULL && dn_hdr->bType != WUSB_DN_CONNECT) { - dev_dbg(dev, "ignoring DN %d from unconnected device %02x\n", - dn_hdr->bType, srcaddr); - return; - } - switch (dn_hdr->bType) { case WUSB_DN_CONNECT: wusbhc_handle_dn_connect(wusbhc, dn_hdr, size); break; case WUSB_DN_ALIVE: - wusbhc_handle_dn_alive(wusbhc, wusb_dev); + wusbhc_handle_dn_alive(wusbhc, srcaddr); break; case WUSB_DN_DISCONNECT: - wusbhc_handle_dn_disconnect(wusbhc, wusb_dev); + wusbhc_handle_dn_disconnect(wusbhc, srcaddr); break; case WUSB_DN_MASAVAILCHANGED: case WUSB_DN_RWAKE: diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c index dd88441c8f7..4c40d0dbf53 100644 --- a/drivers/usb/wusbcore/security.c +++ b/drivers/usb/wusbcore/security.c @@ -29,19 +29,16 @@ #include <linux/export.h> #include "wusbhc.h" -static void wusbhc_set_gtk_callback(struct urb *urb); -static void wusbhc_gtk_rekey_done_work(struct work_struct *work); +static void wusbhc_gtk_rekey_work(struct work_struct *work); int wusbhc_sec_create(struct wusbhc *wusbhc) { wusbhc->gtk.descr.bLength = sizeof(wusbhc->gtk.descr) + sizeof(wusbhc->gtk.data); wusbhc->gtk.descr.bDescriptorType = USB_DT_KEY; wusbhc->gtk.descr.bReserved = 0; + wusbhc->gtk_index = 0; - wusbhc->gtk_index = wusb_key_index(0, WUSB_KEY_INDEX_TYPE_GTK, - WUSB_KEY_INDEX_ORIGINATOR_HOST); - - INIT_WORK(&wusbhc->gtk_rekey_done_work, wusbhc_gtk_rekey_done_work); + INIT_WORK(&wusbhc->gtk_rekey_work, wusbhc_gtk_rekey_work); return 0; } @@ -113,7 +110,7 @@ int wusbhc_sec_start(struct wusbhc *wusbhc) wusbhc_generate_gtk(wusbhc); result = wusbhc->set_gtk(wusbhc, wusbhc->gtk_tkid, - &wusbhc->gtk.descr.bKeyData, key_size); + &wusbhc->gtk.descr.bKeyData, key_size); if (result < 0) dev_err(wusbhc->dev, "cannot set GTK for the host: %d\n", result); @@ -129,7 +126,7 @@ int wusbhc_sec_start(struct wusbhc *wusbhc) */ void wusbhc_sec_stop(struct wusbhc *wusbhc) { - cancel_work_sync(&wusbhc->gtk_rekey_done_work); + cancel_work_sync(&wusbhc->gtk_rekey_work); } @@ -185,12 +182,14 @@ static int wusb_dev_set_encryption(struct usb_device *usb_dev, int value) static int wusb_dev_set_gtk(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) { struct usb_device *usb_dev = wusb_dev->usb_dev; + u8 key_index = wusb_key_index(wusbhc->gtk_index, + WUSB_KEY_INDEX_TYPE_GTK, WUSB_KEY_INDEX_ORIGINATOR_HOST); return usb_control_msg( usb_dev, usb_sndctrlpipe(usb_dev, 0), USB_REQ_SET_DESCRIPTOR, USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE, - USB_DT_KEY << 8 | wusbhc->gtk_index, 0, + USB_DT_KEY << 8 | key_index, 0, &wusbhc->gtk.descr, wusbhc->gtk.descr.bLength, 1000); } @@ -520,24 +519,55 @@ error_kzalloc: * Once all connected and authenticated devices have received the new * GTK, switch the host to using it. */ -static void wusbhc_gtk_rekey_done_work(struct work_struct *work) +static void wusbhc_gtk_rekey_work(struct work_struct *work) { - struct wusbhc *wusbhc = container_of(work, struct wusbhc, gtk_rekey_done_work); + struct wusbhc *wusbhc = container_of(work, + struct wusbhc, gtk_rekey_work); size_t key_size = sizeof(wusbhc->gtk.data); + int port_idx; + struct wusb_dev *wusb_dev, *wusb_dev_next; + LIST_HEAD(rekey_list); mutex_lock(&wusbhc->mutex); + /* generate the new key */ + wusbhc_generate_gtk(wusbhc); + /* roll the gtk index. */ + wusbhc->gtk_index = (wusbhc->gtk_index + 1) % (WUSB_KEY_INDEX_MAX + 1); + /* + * Save all connected devices on a list while holding wusbhc->mutex and + * take a reference to each one. Then submit the set key request to + * them after releasing the lock in order to avoid a deadlock. + */ + for (port_idx = 0; port_idx < wusbhc->ports_max; port_idx++) { + wusb_dev = wusbhc->port[port_idx].wusb_dev; + if (!wusb_dev || !wusb_dev->usb_dev + || !wusb_dev->usb_dev->authenticated) + continue; - if (--wusbhc->pending_set_gtks == 0) - wusbhc->set_gtk(wusbhc, wusbhc->gtk_tkid, &wusbhc->gtk.descr.bKeyData, key_size); - + wusb_dev_get(wusb_dev); + list_add_tail(&wusb_dev->rekey_node, &rekey_list); + } mutex_unlock(&wusbhc->mutex); -} -static void wusbhc_set_gtk_callback(struct urb *urb) -{ - struct wusbhc *wusbhc = urb->context; + /* Submit the rekey requests without holding wusbhc->mutex. */ + list_for_each_entry_safe(wusb_dev, wusb_dev_next, &rekey_list, + rekey_node) { + list_del_init(&wusb_dev->rekey_node); + dev_dbg(&wusb_dev->usb_dev->dev, "%s: rekey device at port %d\n", + __func__, wusb_dev->port_idx); + + if (wusb_dev_set_gtk(wusbhc, wusb_dev) < 0) { + dev_err(&wusb_dev->usb_dev->dev, "%s: rekey device at port %d failed\n", + __func__, wusb_dev->port_idx); + } + wusb_dev_put(wusb_dev); + } - queue_work(wusbd, &wusbhc->gtk_rekey_done_work); + /* Switch the host controller to use the new GTK. */ + mutex_lock(&wusbhc->mutex); + wusbhc->set_gtk(wusbhc, wusbhc->gtk_tkid, + &wusbhc->gtk.descr.bKeyData, key_size); + mutex_unlock(&wusbhc->mutex); } /** @@ -553,26 +583,12 @@ static void wusbhc_set_gtk_callback(struct urb *urb) */ void wusbhc_gtk_rekey(struct wusbhc *wusbhc) { - static const size_t key_size = sizeof(wusbhc->gtk.data); - int p; - - wusbhc_generate_gtk(wusbhc); - - for (p = 0; p < wusbhc->ports_max; p++) { - struct wusb_dev *wusb_dev; - - wusb_dev = wusbhc->port[p].wusb_dev; - if (!wusb_dev || !wusb_dev->usb_dev || !wusb_dev->usb_dev->authenticated) - continue; - - usb_fill_control_urb(wusb_dev->set_gtk_urb, wusb_dev->usb_dev, - usb_sndctrlpipe(wusb_dev->usb_dev, 0), - (void *)wusb_dev->set_gtk_req, - &wusbhc->gtk.descr, wusbhc->gtk.descr.bLength, - wusbhc_set_gtk_callback, wusbhc); - if (usb_submit_urb(wusb_dev->set_gtk_urb, GFP_KERNEL) == 0) - wusbhc->pending_set_gtks++; - } - if (wusbhc->pending_set_gtks == 0) - wusbhc->set_gtk(wusbhc, wusbhc->gtk_tkid, &wusbhc->gtk.descr.bKeyData, key_size); + /* + * We need to submit a URB to the downstream WUSB devices in order to + * change the group key. This can't be done while holding the + * wusbhc->mutex since that is also taken in the urb_enqueue routine + * and will cause a deadlock. Instead, queue a work item to do + * it when the lock is not held + */ + queue_work(wusbd, &wusbhc->gtk_rekey_work); } diff --git a/drivers/usb/wusbcore/wusbhc.h b/drivers/usb/wusbcore/wusbhc.h index 711b1952b11..6bd3b819a6b 100644 --- a/drivers/usb/wusbcore/wusbhc.h +++ b/drivers/usb/wusbcore/wusbhc.h @@ -97,6 +97,7 @@ struct wusb_dev { struct kref refcnt; struct wusbhc *wusbhc; struct list_head cack_node; /* Connect-Ack list */ + struct list_head rekey_node; /* GTK rekey list */ u8 port_idx; u8 addr; u8 beacon_type:4; @@ -107,8 +108,6 @@ struct wusb_dev { struct usb_wireless_cap_descriptor *wusb_cap_descr; struct uwb_mas_bm availability; struct work_struct devconnect_acked_work; - struct urb *set_gtk_urb; - struct usb_ctrlrequest *set_gtk_req; struct usb_device *usb_dev; }; @@ -296,8 +295,7 @@ struct wusbhc { } __attribute__((packed)) gtk; u8 gtk_index; u32 gtk_tkid; - struct work_struct gtk_rekey_done_work; - int pending_set_gtks; + struct work_struct gtk_rekey_work; struct usb_encryption_descriptor *ccm1_etd; }; diff --git a/drivers/video/offb.c b/drivers/video/offb.c index 9dbea222340..7d44d669d5b 100644 --- a/drivers/video/offb.c +++ b/drivers/video/offb.c @@ -91,6 +91,15 @@ extern boot_infos_t *boot_infos; #define AVIVO_DC_LUTB_WHITE_OFFSET_GREEN 0x6cd4 #define AVIVO_DC_LUTB_WHITE_OFFSET_RED 0x6cd8 +#define FB_RIGHT_POS(p, bpp) (fb_be_math(p) ? 0 : (32 - (bpp))) + +static inline u32 offb_cmap_byteswap(struct fb_info *info, u32 value) +{ + u32 bpp = info->var.bits_per_pixel; + + return cpu_to_be32(value) >> FB_RIGHT_POS(info, bpp); +} + /* * Set a single color register. The values supplied are already * rounded down to the hardware's capabilities (according to the @@ -120,7 +129,7 @@ static int offb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, mask <<= info->var.transp.offset; value |= mask; } - pal[regno] = value; + pal[regno] = offb_cmap_byteswap(info, value); return 0; } @@ -301,7 +310,7 @@ static struct fb_ops offb_ops = { static void __iomem *offb_map_reg(struct device_node *np, int index, unsigned long offset, unsigned long size) { - const u32 *addrp; + const __be32 *addrp; u64 asize, taddr; unsigned int flags; @@ -369,7 +378,11 @@ static void offb_init_palette_hacks(struct fb_info *info, struct device_node *dp } of_node_put(pciparent); } else if (dp && of_device_is_compatible(dp, "qemu,std-vga")) { - const u32 io_of_addr[3] = { 0x01000000, 0x0, 0x0 }; +#ifdef __BIG_ENDIAN + const __be32 io_of_addr[3] = { 0x01000000, 0x0, 0x0 }; +#else + const __be32 io_of_addr[3] = { 0x00000001, 0x0, 0x0 }; +#endif u64 io_addr = of_translate_address(dp, io_of_addr); if (io_addr != OF_BAD_ADDR) { par->cmap_adr = ioremap(io_addr + 0x3c8, 2); @@ -535,7 +548,7 @@ static void __init offb_init_nodriver(struct device_node *dp, int no_real_node) unsigned int flags, rsize, addr_prop = 0; unsigned long max_size = 0; u64 rstart, address = OF_BAD_ADDR; - const u32 *pp, *addrp, *up; + const __be32 *pp, *addrp, *up; u64 asize; int foreign_endian = 0; @@ -551,25 +564,25 @@ static void __init offb_init_nodriver(struct device_node *dp, int no_real_node) if (pp == NULL) pp = of_get_property(dp, "depth", &len); if (pp && len == sizeof(u32)) - depth = *pp; + depth = be32_to_cpup(pp); pp = of_get_property(dp, "linux,bootx-width", &len); if (pp == NULL) pp = of_get_property(dp, "width", &len); if (pp && len == sizeof(u32)) - width = *pp; + width = be32_to_cpup(pp); pp = of_get_property(dp, "linux,bootx-height", &len); if (pp == NULL) pp = of_get_property(dp, "height", &len); if (pp && len == sizeof(u32)) - height = *pp; + height = be32_to_cpup(pp); pp = of_get_property(dp, "linux,bootx-linebytes", &len); if (pp == NULL) pp = of_get_property(dp, "linebytes", &len); if (pp && len == sizeof(u32) && (*pp != 0xffffffffu)) - pitch = *pp; + pitch = be32_to_cpup(pp); else pitch = width * ((depth + 7) / 8); diff --git a/drivers/watchdog/bcm2835_wdt.c b/drivers/watchdog/bcm2835_wdt.c index a6a2cebb258..cafa973c43b 100644 --- a/drivers/watchdog/bcm2835_wdt.c +++ b/drivers/watchdog/bcm2835_wdt.c @@ -19,7 +19,6 @@ #include <linux/watchdog.h> #include <linux/platform_device.h> #include <linux/of_address.h> -#include <linux/miscdevice.h> #define PM_RSTC 0x1c #define PM_WDOG 0x24 diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c index 833e8131184..d1d07f2f69d 100644 --- a/drivers/watchdog/ep93xx_wdt.c +++ b/drivers/watchdog/ep93xx_wdt.c @@ -28,7 +28,6 @@ #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/timer.h> #include <linux/io.h> diff --git a/drivers/watchdog/ie6xx_wdt.c b/drivers/watchdog/ie6xx_wdt.c index 70a240297c6..07f88f54e5c 100644 --- a/drivers/watchdog/ie6xx_wdt.c +++ b/drivers/watchdog/ie6xx_wdt.c @@ -28,7 +28,6 @@ #include <linux/kernel.h> #include <linux/types.h> #include <linux/watchdog.h> -#include <linux/miscdevice.h> #include <linux/seq_file.h> #include <linux/debugfs.h> #include <linux/uaccess.h> diff --git a/drivers/watchdog/jz4740_wdt.c b/drivers/watchdog/jz4740_wdt.c index 2de486a7eea..3aa50cfa335 100644 --- a/drivers/watchdog/jz4740_wdt.c +++ b/drivers/watchdog/jz4740_wdt.c @@ -17,7 +17,6 @@ #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/init.h> #include <linux/platform_device.h> diff --git a/drivers/watchdog/kempld_wdt.c b/drivers/watchdog/kempld_wdt.c index a1a3638c579..20dc7384473 100644 --- a/drivers/watchdog/kempld_wdt.c +++ b/drivers/watchdog/kempld_wdt.c @@ -26,7 +26,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/miscdevice.h> #include <linux/uaccess.h> #include <linux/watchdog.h> #include <linux/platform_device.h> diff --git a/drivers/watchdog/max63xx_wdt.c b/drivers/watchdog/max63xx_wdt.c index 6d4f3998e1f..bdb3f4a5b27 100644 --- a/drivers/watchdog/max63xx_wdt.c +++ b/drivers/watchdog/max63xx_wdt.c @@ -19,7 +19,6 @@ #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/init.h> #include <linux/bitops.h> diff --git a/drivers/watchdog/orion_wdt.c b/drivers/watchdog/orion_wdt.c index 44edca66d56..f7722a42467 100644 --- a/drivers/watchdog/orion_wdt.c +++ b/drivers/watchdog/orion_wdt.c @@ -16,7 +16,6 @@ #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/miscdevice.h> #include <linux/platform_device.h> #include <linux/watchdog.h> #include <linux/init.h> diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c index 1bdcc313e1d..5bec20f5dc2 100644 --- a/drivers/watchdog/pnx4008_wdt.c +++ b/drivers/watchdog/pnx4008_wdt.c @@ -23,7 +23,6 @@ #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/init.h> #include <linux/platform_device.h> diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c index 53d37fea183..d92c2d5859c 100644 --- a/drivers/watchdog/rt2880_wdt.c +++ b/drivers/watchdog/rt2880_wdt.c @@ -16,7 +16,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/watchdog.h> -#include <linux/miscdevice.h> #include <linux/moduleparam.h> #include <linux/platform_device.h> diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c index 3b9fff9dcf6..131193a7acd 100644 --- a/drivers/watchdog/sc1200wdt.c +++ b/drivers/watchdog/sc1200wdt.c @@ -409,8 +409,9 @@ static int __init sc1200wdt_init(void) #if defined CONFIG_PNP /* now that the user has specified an IO port and we haven't detected * any devices, disable pnp support */ + if (isapnp) + pnp_unregister_driver(&scl200wdt_pnp_driver); isapnp = 0; - pnp_unregister_driver(&scl200wdt_pnp_driver); #endif if (!request_region(io, io_len, SC1200_MODULE_NAME)) { diff --git a/drivers/watchdog/shwdt.c b/drivers/watchdog/shwdt.c index f9b8e06f355..af3528f84d6 100644 --- a/drivers/watchdog/shwdt.c +++ b/drivers/watchdog/shwdt.c @@ -26,7 +26,6 @@ #include <linux/init.h> #include <linux/types.h> #include <linux/spinlock.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/pm_runtime.h> #include <linux/fs.h> diff --git a/drivers/watchdog/softdog.c b/drivers/watchdog/softdog.c index ef2638fee4a..c04a1aa158e 100644 --- a/drivers/watchdog/softdog.c +++ b/drivers/watchdog/softdog.c @@ -42,7 +42,6 @@ #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/timer.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/notifier.h> #include <linux/reboot.h> diff --git a/drivers/watchdog/stmp3xxx_rtc_wdt.c b/drivers/watchdog/stmp3xxx_rtc_wdt.c index d667f6b51d3..bb64ae3f47d 100644 --- a/drivers/watchdog/stmp3xxx_rtc_wdt.c +++ b/drivers/watchdog/stmp3xxx_rtc_wdt.c @@ -12,7 +12,6 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/platform_device.h> #include <linux/stmp3xxx_rtc_wdt.h> diff --git a/drivers/watchdog/txx9wdt.c b/drivers/watchdog/txx9wdt.c index 0fd0e8ae62a..6a447e321dd 100644 --- a/drivers/watchdog/txx9wdt.c +++ b/drivers/watchdog/txx9wdt.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/types.h> -#include <linux/miscdevice.h> #include <linux/watchdog.h> #include <linux/init.h> #include <linux/platform_device.h> diff --git a/drivers/watchdog/ux500_wdt.c b/drivers/watchdog/ux500_wdt.c index e029b5768f2..5aed9d7ad47 100644 --- a/drivers/watchdog/ux500_wdt.c +++ b/drivers/watchdog/ux500_wdt.c @@ -12,7 +12,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/moduleparam.h> -#include <linux/miscdevice.h> #include <linux/err.h> #include <linux/uaccess.h> #include <linux/watchdog.h> |