diff options
Diffstat (limited to 'drivers')
119 files changed, 2334 insertions, 427 deletions
diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c index eaa8a85..ad367c4 100644 --- a/drivers/base/power/clock_ops.c +++ b/drivers/base/power/clock_ops.c @@ -387,7 +387,7 @@ static int pm_runtime_clk_notify(struct notifier_block *nb, clknb = container_of(nb, struct pm_clk_notifier_block, nb); switch (action) { - case BUS_NOTIFY_ADD_DEVICE: + case BUS_NOTIFY_BIND_DRIVER: if (clknb->con_ids[0]) { for (con_id = clknb->con_ids; *con_id; con_id++) enable_clock(dev, *con_id); @@ -395,7 +395,7 @@ static int pm_runtime_clk_notify(struct notifier_block *nb, enable_clock(dev, NULL); } break; - case BUS_NOTIFY_DEL_DEVICE: + case BUS_NOTIFY_UNBOUND_DRIVER: if (clknb->con_ids[0]) { for (con_id = clknb->con_ids; *con_id; con_id++) disable_clock(dev, *con_id); diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index aa632020..06f09bf 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -57,7 +57,8 @@ static int async_error; */ void device_pm_init(struct device *dev) { - dev->power.in_suspend = false; + dev->power.is_prepared = false; + dev->power.is_suspended = false; init_completion(&dev->power.completion); complete_all(&dev->power.completion); dev->power.wakeup = NULL; @@ -91,7 +92,7 @@ void device_pm_add(struct device *dev) pr_debug("PM: Adding info for %s:%s\n", dev->bus ? dev->bus->name : "No Bus", dev_name(dev)); mutex_lock(&dpm_list_mtx); - if (dev->parent && dev->parent->power.in_suspend) + if (dev->parent && dev->parent->power.is_prepared) dev_warn(dev, "parent %s should not be sleeping\n", dev_name(dev->parent)); list_add_tail(&dev->power.entry, &dpm_list); @@ -511,7 +512,14 @@ static int device_resume(struct device *dev, pm_message_t state, bool async) dpm_wait(dev->parent, async); device_lock(dev); - dev->power.in_suspend = false; + /* + * This is a fib. But we'll allow new children to be added below + * a resumed device, even if the device hasn't been completed yet. + */ + dev->power.is_prepared = false; + + if (!dev->power.is_suspended) + goto Unlock; if (dev->pwr_domain) { pm_dev_dbg(dev, state, "power domain "); @@ -548,6 +556,9 @@ static int device_resume(struct device *dev, pm_message_t state, bool async) } End: + dev->power.is_suspended = false; + + Unlock: device_unlock(dev); complete_all(&dev->power.completion); @@ -670,7 +681,7 @@ void dpm_complete(pm_message_t state) struct device *dev = to_device(dpm_prepared_list.prev); get_device(dev); - dev->power.in_suspend = false; + dev->power.is_prepared = false; list_move(&dev->power.entry, &list); mutex_unlock(&dpm_list_mtx); @@ -835,11 +846,11 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) device_lock(dev); if (async_error) - goto End; + goto Unlock; if (pm_wakeup_pending()) { async_error = -EBUSY; - goto End; + goto Unlock; } if (dev->pwr_domain) { @@ -877,6 +888,9 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) } End: + dev->power.is_suspended = !error; + + Unlock: device_unlock(dev); complete_all(&dev->power.completion); @@ -1042,7 +1056,7 @@ int dpm_prepare(pm_message_t state) put_device(dev); break; } - dev->power.in_suspend = true; + dev->power.is_prepared = true; if (!list_empty(&dev->power.entry)) list_move_tail(&dev->power.entry, &dpm_prepared_list); put_device(dev); diff --git a/drivers/bluetooth/btmrvl_debugfs.c b/drivers/bluetooth/btmrvl_debugfs.c index fd6305b..8ecf4c6 100644 --- a/drivers/bluetooth/btmrvl_debugfs.c +++ b/drivers/bluetooth/btmrvl_debugfs.c @@ -64,6 +64,8 @@ static ssize_t btmrvl_hscfgcmd_write(struct file *file, return -EFAULT; ret = strict_strtol(buf, 10, &result); + if (ret) + return ret; priv->btmrvl_dev.hscfgcmd = result; @@ -108,6 +110,8 @@ static ssize_t btmrvl_psmode_write(struct file *file, const char __user *ubuf, return -EFAULT; ret = strict_strtol(buf, 10, &result); + if (ret) + return ret; priv->btmrvl_dev.psmode = result; @@ -147,6 +151,8 @@ static ssize_t btmrvl_pscmd_write(struct file *file, const char __user *ubuf, return -EFAULT; ret = strict_strtol(buf, 10, &result); + if (ret) + return ret; priv->btmrvl_dev.pscmd = result; @@ -191,6 +197,8 @@ static ssize_t btmrvl_gpiogap_write(struct file *file, const char __user *ubuf, return -EFAULT; ret = strict_strtol(buf, 16, &result); + if (ret) + return ret; priv->btmrvl_dev.gpio_gap = result; @@ -230,6 +238,8 @@ static ssize_t btmrvl_hscmd_write(struct file *file, const char __user *ubuf, return -EFAULT; ret = strict_strtol(buf, 10, &result); + if (ret) + return ret; priv->btmrvl_dev.hscmd = result; if (priv->btmrvl_dev.hscmd) { @@ -272,6 +282,8 @@ static ssize_t btmrvl_hsmode_write(struct file *file, const char __user *ubuf, return -EFAULT; ret = strict_strtol(buf, 10, &result); + if (ret) + return ret; priv->btmrvl_dev.hsmode = result; diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 051474c..34d6a1c 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -163,11 +163,32 @@ static irqreturn_t hpet_interrupt(int irq, void *data) * This has the effect of treating non-periodic like periodic. */ if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) { - unsigned long m, t; + unsigned long m, t, mc, base, k; + struct hpet __iomem *hpet = devp->hd_hpet; + struct hpets *hpetp = devp->hd_hpets; t = devp->hd_ireqfreq; m = read_counter(&devp->hd_timer->hpet_compare); - write_counter(t + m, &devp->hd_timer->hpet_compare); + mc = read_counter(&hpet->hpet_mc); + /* The time for the next interrupt would logically be t + m, + * however, if we are very unlucky and the interrupt is delayed + * for longer than t then we will completely miss the next + * interrupt if we set t + m and an application will hang. + * Therefore we need to make a more complex computation assuming + * that there exists a k for which the following is true: + * k * t + base < mc + delta + * (k + 1) * t + base > mc + delta + * where t is the interval in hpet ticks for the given freq, + * base is the theoretical start value 0 < base < t, + * mc is the main counter value at the time of the interrupt, + * delta is the time it takes to write the a value to the + * comparator. + * k may then be computed as (mc - base + delta) / t . + */ + base = mc % t; + k = (mc - base + hpetp->hp_delta) / t; + write_counter(t * (k + 1) + base, + &devp->hd_timer->hpet_compare); } if (devp->hd_flags & HPET_SHARED_IRQ) diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index b60a4c2..faf7c52 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -298,11 +298,13 @@ static int cpufreq_stat_notifier_trans(struct notifier_block *nb, old_index = stat->last_index; new_index = freq_table_get_index(stat, freq->new); - cpufreq_stats_update(freq->cpu); - if (old_index == new_index) + /* We can't do stat->time_in_state[-1]= .. */ + if (old_index == -1 || new_index == -1) return 0; - if (old_index == -1 || new_index == -1) + cpufreq_stats_update(freq->cpu); + + if (old_index == new_index) return 0; spin_lock(&cpufreq_stats_lock); @@ -387,6 +389,7 @@ static void __exit cpufreq_stats_exit(void) unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier); for_each_online_cpu(cpu) { cpufreq_stats_free_table(cpu); + cpufreq_stats_free_sysfs(cpu); } } diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c index 83479b6..bce576d 100644 --- a/drivers/cpufreq/powernow-k8.c +++ b/drivers/cpufreq/powernow-k8.c @@ -1079,6 +1079,9 @@ static int transition_frequency_fidvid(struct powernow_k8_data *data, } res = transition_fid_vid(data, fid, vid); + if (res) + return res; + freqs.new = find_khz_freq_from_fid(data->currfid); for_each_cpu(i, data->available_cores) { @@ -1101,7 +1104,8 @@ static int transition_frequency_pstate(struct powernow_k8_data *data, /* get MSR index for hardware pstate transition */ pstate = index & HW_PSTATE_MASK; if (pstate > data->max_hw_pstate) - return 0; + return -EINVAL; + freqs.old = find_khz_freq_from_pstate(data->powernow_table, data->currpstate); freqs.new = find_khz_freq_from_pstate(data->powernow_table, pstate); diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c index 2a638f9..0283300 100644 --- a/drivers/dma/shdma.c +++ b/drivers/dma/shdma.c @@ -1221,6 +1221,11 @@ static int __init sh_dmae_probe(struct platform_device *pdev) } else { do { for (i = chanirq_res->start; i <= chanirq_res->end; i++) { + if (irq_cnt >= SH_DMAC_MAX_CHANNELS) { + irq_cap = 1; + break; + } + if ((errirq_res->flags & IORESOURCE_BITS) == IORESOURCE_IRQ_SHAREABLE) chan_flag[irq_cnt] = IRQF_SHARED; @@ -1230,15 +1235,11 @@ static int __init sh_dmae_probe(struct platform_device *pdev) "Found IRQ %d for channel %d\n", i, irq_cnt); chan_irq[irq_cnt++] = i; - - if (irq_cnt >= SH_DMAC_MAX_CHANNELS) - break; } - if (irq_cnt >= SH_DMAC_MAX_CHANNELS) { - irq_cap = 1; + if (irq_cnt >= SH_DMAC_MAX_CHANNELS) break; - } + chanirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, ++irqres); } while (irq_cnt < pdata->channel_num && chanirq_res); diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 01f74a8..35bebde 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -469,8 +469,9 @@ static inline void set_24xx_gpio_triggering(struct gpio_bank *bank, int gpio, + OMAP24XX_GPIO_CLEARWKUENA); } } - /* This part needs to be executed always for OMAP34xx */ - if (cpu_is_omap34xx() || (bank->non_wakeup_gpios & gpio_bit)) { + /* This part needs to be executed always for OMAP{34xx, 44xx} */ + if (cpu_is_omap34xx() || cpu_is_omap44xx() || + (bank->non_wakeup_gpios & gpio_bit)) { /* * Log the edge gpio and manually trigger the IRQ * after resume if the input level changes diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index 3e257a5..61e1ef9 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -46,10 +46,11 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev, list_for_each_entry(entry, &dev->maplist, head) { /* * Because the kernel-userspace ABI is fixed at a 32-bit offset - * while PCI resources may live above that, we ignore the map - * offset for maps of type _DRM_FRAMEBUFFER or _DRM_REGISTERS. - * It is assumed that each driver will have only one resource of - * each type. + * while PCI resources may live above that, we only compare the + * lower 32 bits of the map offset for maps of type + * _DRM_FRAMEBUFFER or _DRM_REGISTERS. + * It is assumed that if a driver have more than one resource + * of each type, the lower 32 bits are different. */ if (!entry->map || map->type != entry->map->type || @@ -59,9 +60,12 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev, case _DRM_SHM: if (map->flags != _DRM_CONTAINS_LOCK) break; + return entry; case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: - return entry; + if ((entry->map->offset & 0xffffffff) == + (map->offset & 0xffffffff)) + return entry; default: /* Make gcc happy */ ; } @@ -183,9 +187,6 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset, return -EINVAL; } #endif -#ifdef __alpha__ - map->offset += dev->hose->mem_space->start; -#endif /* Some drivers preinitialize some maps, without the X Server * needing to be aware of it. Therefore, we just return success * when the server tries to create a duplicate map. diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 872747c..21058e6 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1113,7 +1113,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data, if (card_res->count_fbs >= fb_count) { copied = 0; fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; - list_for_each_entry(fb, &file_priv->fbs, head) { + list_for_each_entry(fb, &file_priv->fbs, filp_head) { if (put_user(fb->base.id, fb_id + copied)) { ret = -EFAULT; goto out; diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 0a9357c..0929219 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -184,9 +184,9 @@ drm_edid_block_valid(u8 *raw_edid) bad: if (raw_edid) { - DRM_ERROR("Raw EDID:\n"); + printk(KERN_ERR "Raw EDID:\n"); print_hex_dump_bytes(KERN_ERR, DUMP_PREFIX_NONE, raw_edid, EDID_LENGTH); - printk("\n"); + printk(KERN_ERR "\n"); } return 0; } @@ -258,6 +258,17 @@ drm_do_probe_ddc_edid(struct i2c_adapter *adapter, unsigned char *buf, return ret == 2 ? 0 : -1; } +static bool drm_edid_is_zero(u8 *in_edid, int length) +{ + int i; + u32 *raw_edid = (u32 *)in_edid; + + for (i = 0; i < length / 4; i++) + if (*(raw_edid + i) != 0) + return false; + return true; +} + static u8 * drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter) { @@ -273,6 +284,10 @@ drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter) goto out; if (drm_edid_block_valid(block)) break; + if (i == 0 && drm_edid_is_zero(block, EDID_LENGTH)) { + connector->null_edid_counter++; + goto carp; + } } if (i == 4) goto carp; diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index d61d185..4a058c7 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -28,6 +28,7 @@ * IN THE SOFTWARE. */ #include <linux/compat.h> +#include <linux/ratelimit.h> #include "drmP.h" #include "drm_core.h" @@ -253,10 +254,10 @@ static int compat_drm_addmap(struct file *file, unsigned int cmd, return -EFAULT; m32.handle = (unsigned long)handle; - if (m32.handle != (unsigned long)handle && printk_ratelimit()) - printk(KERN_ERR "compat_drm_addmap truncated handle" - " %p for type %d offset %x\n", - handle, m32.type, m32.offset); + if (m32.handle != (unsigned long)handle) + printk_ratelimited(KERN_ERR "compat_drm_addmap truncated handle" + " %p for type %d offset %x\n", + handle, m32.type, m32.offset); if (copy_to_user(argp, &m32, sizeof(m32))) return -EFAULT; diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c index e1aee4f..b6a19cb 100644 --- a/drivers/gpu/drm/drm_pci.c +++ b/drivers/gpu/drm/drm_pci.c @@ -251,7 +251,7 @@ err: } -int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p) +static int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p) { if ((p->busnum >> 8) != drm_get_pci_domain(dev) || (p->busnum & 0xff) != dev->pdev->bus->number || @@ -292,6 +292,7 @@ static struct drm_bus drm_pci_bus = { .get_name = drm_pci_get_name, .set_busid = drm_pci_set_busid, .set_unique = drm_pci_set_unique, + .irq_by_busid = drm_pci_irq_by_busid, .agp_init = drm_pci_agp_init, }; diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 2c3fcbd..5db96d45 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -526,7 +526,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma) static resource_size_t drm_core_get_reg_ofs(struct drm_device *dev) { #ifdef __alpha__ - return dev->hose->dense_mem_base - dev->hose->mem_space->start; + return dev->hose->dense_mem_base; #else return 0; #endif diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 12d3257..94c84d7 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -465,8 +465,10 @@ i915_gem_shmem_pread_slow(struct drm_device *dev, page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT, GFP_HIGHUSER | __GFP_RECLAIMABLE); - if (IS_ERR(page)) - return PTR_ERR(page); + if (IS_ERR(page)) { + ret = PTR_ERR(page); + goto out; + } if (do_bit17_swizzling) { slow_shmem_bit17_copy(page, diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index b9fafe3..9e34a1a 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1740,6 +1740,16 @@ void ironlake_irq_preinstall(struct drm_device *dev) INIT_WORK(&dev_priv->rps_work, gen6_pm_rps_work); I915_WRITE(HWSTAM, 0xeffe); + if (IS_GEN6(dev)) { + /* Workaround stalls observed on Sandy Bridge GPUs by + * making the blitter command streamer generate a + * write to the Hardware Status Page for + * MI_USER_INTERRUPT. This appears to serialize the + * previous seqno write out before the interrupt + * happens. + */ + I915_WRITE(GEN6_BLITTER_HWSTAM, ~GEN6_BLITTER_USER_INTERRUPT); + } /* XXX hotplug from PCH */ diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index d3b903b..d98cee6 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -401,8 +401,7 @@ int intel_setup_gmbus(struct drm_device *dev) bus->reg0 = i | GMBUS_RATE_100KHZ; /* XXX force bit banging until GMBUS is fully debugged */ - if (IS_GEN2(dev)) - bus->force_bit = intel_gpio_create(dev_priv, i); + bus->force_bit = intel_gpio_create(dev_priv, i); } intel_i2c_reset(dev_priv->dev); diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h index 1084fa4..54558a0 100644 --- a/drivers/gpu/drm/mga/mga_drv.h +++ b/drivers/gpu/drm/mga/mga_drv.h @@ -195,29 +195,10 @@ extern long mga_compat_ioctl(struct file *filp, unsigned int cmd, #define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER() -#if defined(__linux__) && defined(__alpha__) -#define MGA_BASE(reg) ((unsigned long)(dev_priv->mmio->handle)) -#define MGA_ADDR(reg) (MGA_BASE(reg) + reg) - -#define MGA_DEREF(reg) (*(volatile u32 *)MGA_ADDR(reg)) -#define MGA_DEREF8(reg) (*(volatile u8 *)MGA_ADDR(reg)) - -#define MGA_READ(reg) (_MGA_READ((u32 *)MGA_ADDR(reg))) -#define MGA_READ8(reg) (_MGA_READ((u8 *)MGA_ADDR(reg))) -#define MGA_WRITE(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF(reg) = val; } while (0) -#define MGA_WRITE8(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8(reg) = val; } while (0) - -static inline u32 _MGA_READ(u32 *addr) -{ - DRM_MEMORYBARRIER(); - return *(volatile u32 *)addr; -} -#else #define MGA_READ8(reg) DRM_READ8(dev_priv->mmio, (reg)) #define MGA_READ(reg) DRM_READ32(dev_priv->mmio, (reg)) #define MGA_WRITE8(reg, val) DRM_WRITE8(dev_priv->mmio, (reg), (val)) #define MGA_WRITE(reg, val) DRM_WRITE32(dev_priv->mmio, (reg), (val)) -#endif #define DWGREG0 0x1c00 #define DWGREG0_END 0x1dff diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c index f0d459b..525744d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_acpi.c +++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c @@ -262,7 +262,6 @@ static bool nouveau_dsm_detect(void) vga_count++; retval = nouveau_dsm_pci_probe(pdev); - printk("ret val is %d\n", retval); if (retval & NOUVEAU_DSM_HAS_MUX) has_dsm |= 1; if (retval & NOUVEAU_DSM_HAS_OPT) diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 4b9f449..7347075 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -339,11 +339,12 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema) int ret; if (dev_priv->chipset < 0x84) { - ret = RING_SPACE(chan, 3); + ret = RING_SPACE(chan, 4); if (ret) return ret; - BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 2); + BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 3); + OUT_RING (chan, NvSema); OUT_RING (chan, sema->mem->start); OUT_RING (chan, 1); } else @@ -351,10 +352,12 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema) struct nouveau_vma *vma = &dev_priv->fence.bo->vma; u64 offset = vma->offset + sema->mem->start; - ret = RING_SPACE(chan, 5); + ret = RING_SPACE(chan, 7); if (ret) return ret; + BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1); + OUT_RING (chan, chan->vram_handle); BEGIN_RING(chan, NvSubSw, 0x0010, 4); OUT_RING (chan, upper_32_bits(offset)); OUT_RING (chan, lower_32_bits(offset)); @@ -394,11 +397,12 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema) int ret; if (dev_priv->chipset < 0x84) { - ret = RING_SPACE(chan, 4); + ret = RING_SPACE(chan, 5); if (ret) return ret; - BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 1); + BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 2); + OUT_RING (chan, NvSema); OUT_RING (chan, sema->mem->start); BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_RELEASE, 1); OUT_RING (chan, 1); @@ -407,10 +411,12 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema) struct nouveau_vma *vma = &dev_priv->fence.bo->vma; u64 offset = vma->offset + sema->mem->start; - ret = RING_SPACE(chan, 5); + ret = RING_SPACE(chan, 7); if (ret) return ret; + BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1); + OUT_RING (chan, chan->vram_handle); BEGIN_RING(chan, NvSubSw, 0x0010, 4); OUT_RING (chan, upper_32_bits(offset)); OUT_RING (chan, lower_32_bits(offset)); @@ -504,22 +510,22 @@ nouveau_fence_channel_init(struct nouveau_channel *chan) struct nouveau_gpuobj *obj = NULL; int ret; - if (dev_priv->card_type >= NV_C0) - goto out_initialised; + if (dev_priv->card_type < NV_C0) { + /* Create an NV_SW object for various sync purposes */ + ret = nouveau_gpuobj_gr_new(chan, NvSw, NV_SW); + if (ret) + return ret; - /* Create an NV_SW object for various sync purposes */ - ret = nouveau_gpuobj_gr_new(chan, NvSw, NV_SW); - if (ret) - return ret; + ret = RING_SPACE(chan, 2); + if (ret) + return ret; - /* we leave subchannel empty for nvc0 */ - ret = RING_SPACE(chan, 2); - if (ret) - return ret; - BEGIN_RING(chan, NvSubSw, 0, 1); - OUT_RING(chan, NvSw); + BEGIN_RING(chan, NvSubSw, 0, 1); + OUT_RING (chan, NvSw); + FIRE_RING (chan); + } - /* Create a DMA object for the shared cross-channel sync area. */ + /* Setup area of memory shared between all channels for x-chan sync */ if (USE_SEMA(dev) && dev_priv->chipset < 0x84) { struct ttm_mem_reg *mem = &dev_priv->fence.bo->bo.mem; @@ -534,23 +540,8 @@ nouveau_fence_channel_init(struct nouveau_channel *chan) nouveau_gpuobj_ref(NULL, &obj); if (ret) return ret; - - ret = RING_SPACE(chan, 2); - if (ret) - return ret; - BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1); - OUT_RING(chan, NvSema); - } else { - ret = RING_SPACE(chan, 2); - if (ret) - return ret; - BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1); - OUT_RING (chan, chan->vram_handle); /* whole VM */ } - FIRE_RING(chan); - -out_initialised: INIT_LIST_HEAD(&chan->fence.pending); spin_lock_init(&chan->fence.lock); atomic_set(&chan->fence.last_sequence_irq, 0); diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c index 922fb6b..ef9dec0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_perf.c +++ b/drivers/gpu/drm/nouveau/nouveau_perf.c @@ -182,6 +182,11 @@ nouveau_perf_init(struct drm_device *dev) entries = perf[2]; } + if (entries > NOUVEAU_PM_MAX_LEVEL) { + NV_DEBUG(dev, "perf table has too many entries - buggy vbios?\n"); + entries = NOUVEAU_PM_MAX_LEVEL; + } + entry = perf + headerlen; for (i = 0; i < entries; i++) { struct nouveau_pm_level *perflvl = &pm->perflvl[pm->nr_perflvl]; diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 8021888..144f79a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -881,8 +881,8 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) #ifdef __BIG_ENDIAN /* Put the card in BE mode if it's not */ - if (nv_rd32(dev, NV03_PMC_BOOT_1)) - nv_wr32(dev, NV03_PMC_BOOT_1, 0x00000001); + if (nv_rd32(dev, NV03_PMC_BOOT_1) != 0x01000001) + nv_wr32(dev, NV03_PMC_BOOT_1, 0x01000001); DRM_MEMORYBARRIER(); #endif diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index 74a3f68..08da478 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -409,7 +409,7 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, struct nouveau_channel *evo = dispc->sync; int ret; - ret = RING_SPACE(evo, 24); + ret = RING_SPACE(evo, chan ? 25 : 27); if (unlikely(ret)) return ret; @@ -458,8 +458,19 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, /* queue the flip on the crtc's "display sync" channel */ BEGIN_RING(evo, 0, 0x0100, 1); OUT_RING (evo, 0xfffe0000); - BEGIN_RING(evo, 0, 0x0084, 5); - OUT_RING (evo, chan ? 0x00000100 : 0x00000010); + if (chan) { + BEGIN_RING(evo, 0, 0x0084, 1); + OUT_RING (evo, 0x00000100); + } else { + BEGIN_RING(evo, 0, 0x0084, 1); + OUT_RING (evo, 0x00000010); + /* allows gamma somehow, PDISP will bitch at you if + * you don't wait for vblank before changing this.. + */ + BEGIN_RING(evo, 0, 0x00e0, 1); + OUT_RING (evo, 0x40000000); + } + BEGIN_RING(evo, 0, 0x0088, 4); OUT_RING (evo, dispc->sem.offset); OUT_RING (evo, 0xf00d0000 | dispc->sem.value); OUT_RING (evo, 0x74b1e000); diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h index 49611e2..1b50ad8 100644 --- a/drivers/gpu/drm/radeon/atombios.h +++ b/drivers/gpu/drm/radeon/atombios.h @@ -1200,6 +1200,7 @@ typedef struct _EXTERNAL_ENCODER_CONTROL_PARAMETERS_V3 #define EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING_OFF 0x10 #define EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING 0x11 #define EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION 0x12 +#define EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP 0x14 // ucConfig #define EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_MASK 0x03 diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 84a69e7..9541995 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -671,6 +671,13 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, DISPPLL_CONFIG_DUAL_LINK; } } + if (radeon_encoder_is_dp_bridge(encoder)) { + struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder); + struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder); + args.v3.sInput.ucExtTransmitterID = ext_radeon_encoder->encoder_id; + } else + args.v3.sInput.ucExtTransmitterID = 0; + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10; diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 98ea597..445af79 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -88,7 +88,8 @@ u32 evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base) /* get temperature in millidegrees */ int evergreen_get_temp(struct radeon_device *rdev) { - u32 temp, toffset, actual_temp = 0; + u32 temp, toffset; + int actual_temp = 0; if (rdev->family == CHIP_JUNIPER) { toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >> @@ -139,11 +140,17 @@ void evergreen_pm_misc(struct radeon_device *rdev) struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; if (voltage->type == VOLTAGE_SW) { + /* 0xff01 is a flag rather then an actual voltage */ + if (voltage->voltage == 0xff01) + return; if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) { radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); rdev->pm.current_vddc = voltage->voltage; DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage); } + /* 0xff01 is a flag rather then an actual voltage */ + if (voltage->vddci == 0xff01) + return; if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) { radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI); rdev->pm.current_vddci = voltage->vddci; @@ -2694,28 +2701,25 @@ static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev) int evergreen_irq_process(struct radeon_device *rdev) { - u32 wptr = evergreen_get_ih_wptr(rdev); - u32 rptr = rdev->ih.rptr; + u32 wptr; + u32 rptr; u32 src_id, src_data; u32 ring_index; unsigned long flags; bool queue_hotplug = false; - DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); - if (!rdev->ih.enabled) + if (!rdev->ih.enabled || rdev->shutdown) return IRQ_NONE; - spin_lock_irqsave(&rdev->ih.lock, flags); + wptr = evergreen_get_ih_wptr(rdev); + rptr = rdev->ih.rptr; + DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); + spin_lock_irqsave(&rdev->ih.lock, flags); if (rptr == wptr) { spin_unlock_irqrestore(&rdev->ih.lock, flags); return IRQ_NONE; } - if (rdev->shutdown) { - spin_unlock_irqrestore(&rdev->ih.lock, flags); - return IRQ_NONE; - } - restart_ih: /* display interrupts */ evergreen_irq_ack(rdev); @@ -2944,7 +2948,7 @@ restart_ih: radeon_fence_process(rdev); break; case 233: /* GUI IDLE */ - DRM_DEBUG("IH: CP EOP\n"); + DRM_DEBUG("IH: GUI idle\n"); rdev->pm.gui_idle = true; wake_up(&rdev->irq.idle_queue); break; diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h index 2fef9de..686f9dc 100644 --- a/drivers/gpu/drm/radeon/r100_track.h +++ b/drivers/gpu/drm/radeon/r100_track.h @@ -63,7 +63,7 @@ struct r100_cs_track { unsigned num_arrays; unsigned max_indx; unsigned color_channel_mask; - struct r100_cs_track_array arrays[11]; + struct r100_cs_track_array arrays[16]; struct r100_cs_track_cb cb[R300_MAX_CB]; struct r100_cs_track_cb zb; struct r100_cs_track_cb aa; @@ -146,6 +146,12 @@ static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p, ib = p->ib->ptr; track = (struct r100_cs_track *)p->track; c = radeon_get_ib_value(p, idx++) & 0x1F; + if (c > 16) { + DRM_ERROR("Only 16 vertex buffers are allowed %d\n", + pkt->opcode); + r100_cs_dump_packet(p, pkt); + return -EINVAL; + } track->num_arrays = c; for (i = 0; i < (c - 1); i+=2, idx+=3) { r = r100_cs_packet_next_reloc(p, &reloc); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index d74d4d7..f79d2cc 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -590,6 +590,9 @@ void r600_pm_misc(struct radeon_device *rdev) struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; if ((voltage->type == VOLTAGE_SW) && voltage->voltage) { + /* 0xff01 is a flag rather then an actual voltage */ + if (voltage->voltage == 0xff01) + return; if (voltage->voltage != rdev->pm.current_vddc) { radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); rdev->pm.current_vddc = voltage->voltage; @@ -3294,27 +3297,26 @@ static inline u32 r600_get_ih_wptr(struct radeon_device *rdev) int r600_irq_process(struct radeon_device *rdev) { - u32 wptr = r600_get_ih_wptr(rdev); - u32 rptr = rdev->ih.rptr; + u32 wptr; + u32 rptr; u32 src_id, src_data; u32 ring_index; unsigned long flags; bool queue_hotplug = false; - DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); - if (!rdev->ih.enabled) + if (!rdev->ih.enabled || rdev->shutdown) return IRQ_NONE; + wptr = r600_get_ih_wptr(rdev); + rptr = rdev->ih.rptr; + DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); + spin_lock_irqsave(&rdev->ih.lock, flags); if (rptr == wptr) { spin_unlock_irqrestore(&rdev->ih.lock, flags); return IRQ_NONE; } - if (rdev->shutdown) { - spin_unlock_irqrestore(&rdev->ih.lock, flags); - return IRQ_NONE; - } restart_ih: /* display interrupts */ @@ -3444,7 +3446,7 @@ restart_ih: radeon_fence_process(rdev); break; case 233: /* GUI IDLE */ - DRM_DEBUG("IH: CP EOP\n"); + DRM_DEBUG("IH: GUI idle\n"); rdev->pm.gui_idle = true; wake_up(&rdev->irq.idle_queue); break; diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index ba643b5..27f4557 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -165,6 +165,7 @@ struct radeon_clock { uint32_t default_sclk; uint32_t default_dispclk; uint32_t dp_extclk; + uint32_t max_pixel_clock; }; /* diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 9bd162f..b244962 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -938,6 +938,13 @@ static struct radeon_asic cayman_asic = { int radeon_asic_init(struct radeon_device *rdev) { radeon_register_accessor_init(rdev); + + /* set the number of crtcs */ + if (rdev->flags & RADEON_SINGLE_CRTC) + rdev->num_crtc = 1; + else + rdev->num_crtc = 2; + switch (rdev->family) { case CHIP_R100: case CHIP_RV100: @@ -1017,6 +1024,11 @@ int radeon_asic_init(struct radeon_device *rdev) case CHIP_JUNIPER: case CHIP_CYPRESS: case CHIP_HEMLOCK: + /* set num crtcs */ + if (rdev->family == CHIP_CEDAR) + rdev->num_crtc = 4; + else + rdev->num_crtc = 6; rdev->asic = &evergreen_asic; break; case CHIP_PALM: @@ -1027,10 +1039,17 @@ int radeon_asic_init(struct radeon_device *rdev) case CHIP_BARTS: case CHIP_TURKS: case CHIP_CAICOS: + /* set num crtcs */ + if (rdev->family == CHIP_CAICOS) + rdev->num_crtc = 4; + else + rdev->num_crtc = 6; rdev->asic = &btc_asic; break; case CHIP_CAYMAN: rdev->asic = &cayman_asic; + /* set num crtcs */ + rdev->num_crtc = 6; break; default: /* FIXME: not supported yet */ @@ -1042,18 +1061,6 @@ int radeon_asic_init(struct radeon_device *rdev) rdev->asic->set_memory_clock = NULL; } - /* set the number of crtcs */ - if (rdev->flags & RADEON_SINGLE_CRTC) - rdev->num_crtc = 1; - else { - if (ASIC_IS_DCE41(rdev)) - rdev->num_crtc = 2; - else if (ASIC_IS_DCE4(rdev)) - rdev->num_crtc = 6; - else - rdev->num_crtc = 2; - } - return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 90dfb2b..1e725d9 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1246,6 +1246,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) } *dcpll = *p1pll; + rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock); + if (rdev->clock.max_pixel_clock == 0) + rdev->clock.max_pixel_clock = 40000; + return true; } @@ -2603,6 +2607,10 @@ void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 v if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) return; + /* 0xff01 is a flag rather then an actual voltage */ + if (voltage_level == 0xff01) + return; + switch (crev) { case 1: args.v1.ucVoltageType = voltage_type; diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c index 5249af8..2d48e7a 100644 --- a/drivers/gpu/drm/radeon/radeon_clocks.c +++ b/drivers/gpu/drm/radeon/radeon_clocks.c @@ -117,7 +117,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) p1pll->reference_div = RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff; if (p1pll->reference_div < 2) p1pll->reference_div = 12; - p2pll->reference_div = p1pll->reference_div; + p2pll->reference_div = p1pll->reference_div; /* These aren't in the device-tree */ if (rdev->family >= CHIP_R420) { @@ -139,6 +139,8 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) p2pll->pll_out_min = 12500; p2pll->pll_out_max = 35000; } + /* not sure what the max should be in all cases */ + rdev->clock.max_pixel_clock = 35000; spll->reference_freq = mpll->reference_freq = p1pll->reference_freq; spll->reference_div = mpll->reference_div = @@ -151,7 +153,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) else rdev->clock.default_sclk = radeon_legacy_get_engine_clock(rdev); - + val = of_get_property(dp, "ATY,MCLK", NULL); if (val && *val) rdev->clock.default_mclk = (*val) / 10; @@ -160,7 +162,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) radeon_legacy_get_memory_clock(rdev); DRM_INFO("Using device-tree clock info\n"); - + return true; } #else diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 5b991f7..e459467 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -866,6 +866,11 @@ bool radeon_combios_get_clock_info(struct drm_device *dev) rdev->clock.default_sclk = sclk; rdev->clock.default_mclk = mclk; + if (RBIOS32(pll_info + 0x16)) + rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16); + else + rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */ + return true; } return false; @@ -1548,10 +1553,12 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev) (rdev->pdev->subsystem_device == 0x4a48)) { /* Mac X800 */ rdev->mode_info.connector_table = CT_MAC_X800; - } else if ((rdev->pdev->device == 0x4150) && + } else if ((of_machine_is_compatible("PowerMac7,2") || + of_machine_is_compatible("PowerMac7,3")) && + (rdev->pdev->device == 0x4150) && (rdev->pdev->subsystem_vendor == 0x1002) && (rdev->pdev->subsystem_device == 0x4150)) { - /* Mac G5 9600 */ + /* Mac G5 tower 9600 */ rdev->mode_info.connector_table = CT_MAC_G5_9600; } else #endif /* CONFIG_PPC_PMAC */ diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index ee1dccb..cbfca3a 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -44,6 +44,8 @@ extern void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder, struct drm_connector *drm_connector); +bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector); + void radeon_connector_hotplug(struct drm_connector *connector) { struct drm_device *dev = connector->dev; @@ -626,8 +628,14 @@ static int radeon_vga_get_modes(struct drm_connector *connector) static int radeon_vga_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; + /* XXX check mode bandwidth */ - /* XXX verify against max DAC output frequency */ + + if ((mode->clock / 10) > rdev->clock.max_pixel_clock) + return MODE_CLOCK_HIGH; + return MODE_OK; } @@ -830,6 +838,13 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) if (!radeon_connector->edid) { DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", drm_get_connector_name(connector)); + /* rs690 seems to have a problem with connectors not existing and always + * return a block of 0's. If we see this just stop polling on this output */ + if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) { + ret = connector_status_disconnected; + DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector)); + radeon_connector->ddc_bus = NULL; + } } else { radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); @@ -1015,6 +1030,11 @@ static int radeon_dvi_mode_valid(struct drm_connector *connector, } else return MODE_CLOCK_HIGH; } + + /* check against the max pixel clock */ + if ((mode->clock / 10) > rdev->clock.max_pixel_clock) + return MODE_CLOCK_HIGH; + return MODE_OK; } @@ -1052,10 +1072,11 @@ static int radeon_dp_get_modes(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; + struct drm_encoder *encoder = radeon_best_single_encoder(connector); int ret; - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { - struct drm_encoder *encoder; + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_display_mode *mode; if (!radeon_dig_connector->edp_on) @@ -1067,7 +1088,6 @@ static int radeon_dp_get_modes(struct drm_connector *connector) ATOM_TRANSMITTER_ACTION_POWER_OFF); if (ret > 0) { - encoder = radeon_best_single_encoder(connector); if (encoder) { radeon_fixup_lvds_native_mode(encoder, connector); /* add scaled modes */ @@ -1091,8 +1111,14 @@ static int radeon_dp_get_modes(struct drm_connector *connector) /* add scaled modes */ radeon_add_common_modes(encoder, connector); } - } else + } else { + /* need to setup ddc on the bridge */ + if (radeon_connector_encoder_is_dp_bridge(connector)) { + if (encoder) + radeon_atom_ext_encoder_setup_ddc(encoder); + } ret = radeon_ddc_get_modes(radeon_connector); + } return ret; } @@ -1176,14 +1202,15 @@ radeon_dp_detect(struct drm_connector *connector, bool force) struct radeon_connector *radeon_connector = to_radeon_connector(connector); enum drm_connector_status ret = connector_status_disconnected; struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; + struct drm_encoder *encoder = radeon_best_single_encoder(connector); if (radeon_connector->edid) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; } - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { - struct drm_encoder *encoder = radeon_best_single_encoder(connector); + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; @@ -1203,6 +1230,11 @@ radeon_dp_detect(struct drm_connector *connector, bool force) atombios_set_edp_panel_power(connector, ATOM_TRANSMITTER_ACTION_POWER_OFF); } else { + /* need to setup ddc on the bridge */ + if (radeon_connector_encoder_is_dp_bridge(connector)) { + if (encoder) + radeon_atom_ext_encoder_setup_ddc(encoder); + } radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { ret = connector_status_connected; @@ -1217,6 +1249,16 @@ radeon_dp_detect(struct drm_connector *connector, bool force) ret = connector_status_connected; } } + + if ((ret == connector_status_disconnected) && + radeon_connector->dac_load_detect) { + struct drm_encoder *encoder = radeon_best_single_encoder(connector); + struct drm_encoder_helper_funcs *encoder_funcs; + if (encoder) { + encoder_funcs = encoder->helper_private; + ret = encoder_funcs->detect(encoder, connector); + } + } } radeon_connector_update_scratch_regs(connector, ret); @@ -1231,7 +1273,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector, /* XXX check mode bandwidth */ - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_encoder *encoder = radeon_best_single_encoder(connector); if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) @@ -1241,7 +1284,7 @@ static int radeon_dp_mode_valid(struct drm_connector *connector, struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; - /* AVIVO hardware supports downscaling modes larger than the panel + /* AVIVO hardware supports downscaling modes larger than the panel * to the panel size, but I'm not sure this is desirable. */ if ((mode->hdisplay > native_mode->hdisplay) || @@ -1390,6 +1433,10 @@ radeon_add_atom_connector(struct drm_device *dev, default: connector->interlace_allowed = true; connector->doublescan_allowed = true; + radeon_connector->dac_load_detect = true; + drm_connector_attach_property(&radeon_connector->base, + rdev->mode_info.load_detect_property, + 1); break; case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: @@ -1411,6 +1458,12 @@ radeon_add_atom_connector(struct drm_device *dev, connector->doublescan_allowed = true; else connector->doublescan_allowed = false; + if (connector_type == DRM_MODE_CONNECTOR_DVII) { + radeon_connector->dac_load_detect = true; + drm_connector_attach_property(&radeon_connector->base, + rdev->mode_info.load_detect_property, + 1); + } break; case DRM_MODE_CONNECTOR_LVDS: case DRM_MODE_CONNECTOR_eDP: diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index e680501..7cfaa7e 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -215,6 +215,8 @@ int radeon_wb_init(struct radeon_device *rdev) return r; } + /* clear wb memory */ + memset((char *)rdev->wb.wb, 0, RADEON_GPU_PAGE_SIZE); /* disable event_write fences */ rdev->wb.use_event = false; /* disabled via module param */ diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 03f124d..b293487 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -367,7 +367,8 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder, } if (ASIC_IS_DCE3(rdev) && - (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) { + ((radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) || + radeon_encoder_is_dp_bridge(encoder))) { struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); radeon_dp_set_link_config(connector, mode); } @@ -660,21 +661,16 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) if (radeon_encoder_is_dp_bridge(encoder)) return ATOM_ENCODER_MODE_DP; + /* DVO is always DVO */ + if (radeon_encoder->encoder_id == ATOM_ENCODER_MODE_DVO) + return ATOM_ENCODER_MODE_DVO; + connector = radeon_get_connector_for_encoder(encoder); - if (!connector) { - switch (radeon_encoder->encoder_id) { - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: - case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: - return ATOM_ENCODER_MODE_DVI; - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: - default: - return ATOM_ENCODER_MODE_CRT; - } - } + /* if we don't have an active device yet, just use one of + * the connectors tied to the encoder. + */ + if (!connector) + connector = radeon_get_connector_for_encoder_init(encoder); radeon_connector = to_radeon_connector(connector); switch (connector->connector_type) { @@ -1094,9 +1090,10 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t break; } - if (is_dp) + if (is_dp) { args.v2.acConfig.fCoherentMode = 1; - else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) { + args.v2.acConfig.fDPConnector = 1; + } else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) { if (dig->coherent_mode) args.v2.acConfig.fCoherentMode = 1; if (radeon_encoder->pixel_clock > 165000) @@ -1435,7 +1432,11 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) if (is_dig) { switch (mode) { case DRM_MODE_DPMS_ON: - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0); + /* some early dce3.2 boards have a bug in their transmitter control table */ + if ((rdev->family == CHIP_RV710) || (rdev->family == CHIP_RV730)) + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); + else + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0); if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) { struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); @@ -1526,26 +1527,29 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) } if (ext_encoder) { - int action; - switch (mode) { case DRM_MODE_DPMS_ON: default: - if (ASIC_IS_DCE41(rdev)) - action = EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT; - else - action = ATOM_ENABLE; + if (ASIC_IS_DCE41(rdev)) { + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT); + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING_OFF); + } else + atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - if (ASIC_IS_DCE41(rdev)) - action = EXTERNAL_ENCODER_ACTION_V3_DISABLE_OUTPUT; - else - action = ATOM_DISABLE; + if (ASIC_IS_DCE41(rdev)) { + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING); + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_DISABLE_OUTPUT); + } else + atombios_external_encoder_setup(encoder, ext_encoder, ATOM_DISABLE); break; } - atombios_external_encoder_setup(encoder, ext_encoder, action); } radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); @@ -2004,6 +2008,65 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec return connector_status_disconnected; } +static enum drm_connector_status +radeon_atom_dig_detect(struct drm_encoder *encoder, struct drm_connector *connector) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder); + u32 bios_0_scratch; + + if (!ASIC_IS_DCE4(rdev)) + return connector_status_unknown; + + if (!ext_encoder) + return connector_status_unknown; + + if ((radeon_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0) + return connector_status_unknown; + + /* load detect on the dp bridge */ + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION); + + bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH); + + DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices); + if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) { + if (bios_0_scratch & ATOM_S0_CRT1_MASK) + return connector_status_connected; + } + if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) { + if (bios_0_scratch & ATOM_S0_CRT2_MASK) + return connector_status_connected; + } + if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) { + if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A)) + return connector_status_connected; + } + if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) { + if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A)) + return connector_status_connected; /* CTV */ + else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A)) + return connector_status_connected; /* STV */ + } + return connector_status_disconnected; +} + +void +radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder) +{ + struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder); + + if (ext_encoder) + /* ddc_setup on the dp bridge */ + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP); + +} + static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); @@ -2167,7 +2230,7 @@ static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = { .mode_set = radeon_atom_encoder_mode_set, .commit = radeon_atom_encoder_commit, .disable = radeon_atom_encoder_disable, - /* no detect for TMDS/LVDS yet */ + .detect = radeon_atom_dig_detect, }; static const struct drm_encoder_helper_funcs radeon_atom_dac_helper_funcs = { diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 1f82294..021d2b6 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -40,6 +40,35 @@ #include "radeon.h" #include "radeon_trace.h" +static void radeon_fence_write(struct radeon_device *rdev, u32 seq) +{ + if (rdev->wb.enabled) { + u32 scratch_index; + if (rdev->wb.use_event) + scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base; + else + scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base; + rdev->wb.wb[scratch_index/4] = cpu_to_le32(seq);; + } else + WREG32(rdev->fence_drv.scratch_reg, seq); +} + +static u32 radeon_fence_read(struct radeon_device *rdev) +{ + u32 seq; + + if (rdev->wb.enabled) { + u32 scratch_index; + if (rdev->wb.use_event) + scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base; + else + scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base; + seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]); + } else + seq = RREG32(rdev->fence_drv.scratch_reg); + return seq; +} + int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence) { unsigned long irq_flags; @@ -50,12 +79,12 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence) return 0; } fence->seq = atomic_add_return(1, &rdev->fence_drv.seq); - if (!rdev->cp.ready) { + if (!rdev->cp.ready) /* FIXME: cp is not running assume everythings is done right * away */ - WREG32(rdev->fence_drv.scratch_reg, fence->seq); - } else + radeon_fence_write(rdev, fence->seq); + else radeon_fence_ring_emit(rdev, fence); trace_radeon_fence_emit(rdev->ddev, fence->seq); @@ -73,15 +102,7 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev) bool wake = false; unsigned long cjiffies; - if (rdev->wb.enabled) { - u32 scratch_index; - if (rdev->wb.use_event) - scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base; - else - scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base; - seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]); - } else - seq = RREG32(rdev->fence_drv.scratch_reg); + seq = radeon_fence_read(rdev); if (seq != rdev->fence_drv.last_seq) { rdev->fence_drv.last_seq = seq; rdev->fence_drv.last_jiffies = jiffies; @@ -251,7 +272,7 @@ retry: r = radeon_gpu_reset(rdev); if (r) return r; - WREG32(rdev->fence_drv.scratch_reg, fence->seq); + radeon_fence_write(rdev, fence->seq); rdev->gpu_lockup = false; } timeout = RADEON_FENCE_JIFFIES_TIMEOUT; @@ -351,7 +372,7 @@ int radeon_fence_driver_init(struct radeon_device *rdev) write_unlock_irqrestore(&rdev->fence_drv.lock, irq_flags); return r; } - WREG32(rdev->fence_drv.scratch_reg, 0); + radeon_fence_write(rdev, 0); atomic_set(&rdev->fence_drv.seq, 0); INIT_LIST_HEAD(&rdev->fence_drv.created); INIT_LIST_HEAD(&rdev->fence_drv.emited); @@ -391,7 +412,7 @@ static int radeon_debugfs_fence_info(struct seq_file *m, void *data) struct radeon_fence *fence; seq_printf(m, "Last signaled fence 0x%08X\n", - RREG32(rdev->fence_drv.scratch_reg)); + radeon_fence_read(rdev)); if (!list_empty(&rdev->fence_drv.emited)) { fence = list_entry(rdev->fence_drv.emited.prev, struct radeon_fence, list); diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 977a341..6df4e3c 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -483,6 +483,8 @@ extern void radeon_atom_encoder_init(struct radeon_device *rdev); extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set); +extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder); +extern struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder); extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, u8 write_byte, u8 *read_byte); diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index ef8a5bab..6f508ff 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -105,6 +105,9 @@ void rv770_pm_misc(struct radeon_device *rdev) struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; if ((voltage->type == VOLTAGE_SW) && voltage->voltage) { + /* 0xff01 is a flag rather then an actual voltage */ + if (voltage->voltage == 0xff01) + return; if (voltage->voltage != rdev->pm.current_vddc) { radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); rdev->pm.current_vddc = voltage->voltage; diff --git a/drivers/gpu/drm/savage/savage_bci.c b/drivers/gpu/drm/savage/savage_bci.c index bf5f83e..cb1ee4e 100644 --- a/drivers/gpu/drm/savage/savage_bci.c +++ b/drivers/gpu/drm/savage/savage_bci.c @@ -647,9 +647,6 @@ int savage_driver_firstopen(struct drm_device *dev) ret = drm_addmap(dev, aperture_base, SAVAGE_APERTURE_SIZE, _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING, &dev_priv->aperture); - if (ret) - return ret; - return ret; } diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 67d2a75..36ca465 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -305,6 +305,7 @@ config HID_MULTITOUCH - 3M PCT touch screens - ActionStar dual touch panels - Cando dual touch panels + - Chunghwa panels - CVTouch panels - Cypress TrueTouch panels - Elo TouchSystems IntelliTouch Plus panels diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index c957c4b..f7440e8 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1359,6 +1359,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) }, + { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) }, { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) }, { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 0b374a6..aecb5a4 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -173,6 +173,9 @@ #define USB_DEVICE_ID_CHICONY_MULTI_TOUCH 0xb19d #define USB_DEVICE_ID_CHICONY_WIRELESS 0x0618 +#define USB_VENDOR_ID_CHUNGHWAT 0x2247 +#define USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH 0x0001 + #define USB_VENDOR_ID_CIDC 0x1677 #define USB_VENDOR_ID_CMEDIA 0x0d8c @@ -622,6 +625,7 @@ #define USB_VENDOR_ID_UCLOGIC 0x5543 #define USB_DEVICE_ID_UCLOGIC_TABLET_PF1209 0x0042 #define USB_DEVICE_ID_UCLOGIC_TABLET_KNA5 0x6001 +#define USB_DEVICE_ID_UCLOGIC_TABLET_TWA60 0x0064 #define USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U 0x0003 #define USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U 0x0004 #define USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U 0x0005 diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c index a5eda4c..0ec91c1 100644 --- a/drivers/hid/hid-magicmouse.c +++ b/drivers/hid/hid-magicmouse.c @@ -501,17 +501,9 @@ static int magicmouse_probe(struct hid_device *hdev, } report->size = 6; - /* - * The device reponds with 'invalid report id' when feature - * report switching it into multitouch mode is sent to it. - * - * This results in -EIO from the _raw low-level transport callback, - * but there seems to be no other way of switching the mode. - * Thus the super-ugly hacky success check below. - */ ret = hdev->hid_output_raw_report(hdev, feature, sizeof(feature), HID_FEATURE_REPORT); - if (ret != -EIO) { + if (ret != sizeof(feature)) { hid_err(hdev, "unable to request touch data (%d)\n", ret); goto err_stop_hw; } diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index ecd4d2d..0b2dcd0 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -64,6 +64,7 @@ struct mt_device { struct mt_class *mtclass; /* our mt device class */ unsigned last_field_index; /* last field index of the report */ unsigned last_slot_field; /* the last field of a slot */ + int last_mt_collection; /* last known mt-related collection */ __s8 inputmode; /* InputMode HID feature, -1 if non-existent */ __u8 num_received; /* how many contacts we received */ __u8 num_expected; /* expected last contact index */ @@ -225,8 +226,10 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, cls->sn_move); /* touchscreen emulation */ set_abs(hi->input, ABS_X, field, cls->sn_move); - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_GD_Y: if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP) @@ -237,8 +240,10 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, cls->sn_move); /* touchscreen emulation */ set_abs(hi->input, ABS_Y, field, cls->sn_move); - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; } return 0; @@ -246,31 +251,40 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, case HID_UP_DIGITIZER: switch (usage->hid) { case HID_DG_INRANGE: - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_DG_CONFIDENCE: - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_DG_TIPSWITCH: hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); input_set_capability(hi->input, EV_KEY, BTN_TOUCH); - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_DG_CONTACTID: input_mt_init_slots(hi->input, td->maxcontacts); td->last_slot_field = usage->hid; td->last_field_index = field->index; + td->last_mt_collection = usage->collection_index; return 1; case HID_DG_WIDTH: hid_map_usage(hi, usage, bit, max, EV_ABS, ABS_MT_TOUCH_MAJOR); set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field, cls->sn_width); - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_DG_HEIGHT: hid_map_usage(hi, usage, bit, max, @@ -279,8 +293,10 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, cls->sn_height); input_set_abs_params(hi->input, ABS_MT_ORIENTATION, 0, 1, 0, 0); - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_DG_TIPPRESSURE: if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP) @@ -292,16 +308,20 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, /* touchscreen emulation */ set_abs(hi->input, ABS_PRESSURE, field, cls->sn_pressure); - td->last_slot_field = usage->hid; - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) { + td->last_slot_field = usage->hid; + td->last_field_index = field->index; + } return 1; case HID_DG_CONTACTCOUNT: - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) + td->last_field_index = field->index; return 1; case HID_DG_CONTACTMAX: /* we don't set td->last_slot_field as contactcount and * contact max are global to the report */ - td->last_field_index = field->index; + if (td->last_mt_collection == usage->collection_index) + td->last_field_index = field->index; return -1; } /* let hid-input decide for the others */ @@ -516,6 +536,7 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) } td->mtclass = mtclass; td->inputmode = -1; + td->last_mt_collection = -1; hid_set_drvdata(hdev, td); ret = hid_parse(hdev); @@ -593,6 +614,11 @@ static const struct hid_device_id mt_devices[] = { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) }, + /* Chunghwa Telecom touch panels */ + { .driver_data = MT_CLS_DEFAULT, + HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, + USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) }, + /* CVTouch panels */ { .driver_data = MT_CLS_DEFAULT, HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index 0e30b14..621959d 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -74,6 +74,7 @@ static const struct hid_blacklist { { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5, HID_QUIRK_MULTI_INPUT }, + { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWA60, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH, HID_QUIRK_MULTI_INPUT }, diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index ff3c644..7c1188b 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -248,12 +248,15 @@ static int hiddev_release(struct inode * inode, struct file * file) usbhid_close(list->hiddev->hid); usbhid_put_power(list->hiddev->hid); } else { + mutex_unlock(&list->hiddev->existancelock); kfree(list->hiddev); + kfree(list); + return 0; } } - kfree(list); mutex_unlock(&list->hiddev->existancelock); + kfree(list); return 0; } @@ -923,10 +926,11 @@ void hiddev_disconnect(struct hid_device *hid) usb_deregister_dev(usbhid->intf, &hiddev_class); if (hiddev->open) { + mutex_unlock(&hiddev->existancelock); usbhid_close(hiddev->hid); wake_up_interruptible(&hiddev->wait); } else { + mutex_unlock(&hiddev->existancelock); kfree(hiddev); } - mutex_unlock(&hiddev->existancelock); } diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c index b5e8920..dcb78a7 100644 --- a/drivers/hwmon/asus_atk0110.c +++ b/drivers/hwmon/asus_atk0110.c @@ -268,6 +268,7 @@ static struct device_attribute atk_name_attr = static void atk_init_attribute(struct device_attribute *attr, char *name, sysfs_show_func show) { + sysfs_attr_init(&attr->attr); attr->attr.name = name; attr->attr.mode = 0444; attr->show = show; @@ -1188,19 +1189,15 @@ static int atk_create_files(struct atk_data *data) int err; list_for_each_entry(s, &data->sensor_list, list) { - sysfs_attr_init(&s->input_attr.attr); err = device_create_file(data->hwmon_dev, &s->input_attr); if (err) return err; - sysfs_attr_init(&s->label_attr.attr); err = device_create_file(data->hwmon_dev, &s->label_attr); if (err) return err; - sysfs_attr_init(&s->limit1_attr.attr); err = device_create_file(data->hwmon_dev, &s->limit1_attr); if (err) return err; - sysfs_attr_init(&s->limit2_attr.attr); err = device_create_file(data->hwmon_dev, &s->limit2_attr); if (err) return err; diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 85e9379..0070d54 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -97,9 +97,7 @@ struct platform_data { struct pdev_entry { struct list_head list; struct platform_device *pdev; - unsigned int cpu; u16 phys_proc_id; - u16 cpu_core_id; }; static LIST_HEAD(pdev_list); @@ -653,9 +651,7 @@ static int __cpuinit coretemp_device_add(unsigned int cpu) } pdev_entry->pdev = pdev; - pdev_entry->cpu = cpu; pdev_entry->phys_proc_id = TO_PHYS_ID(cpu); - pdev_entry->cpu_core_id = TO_CORE_ID(cpu); list_add_tail(&pdev_entry->list, &pdev_list); mutex_unlock(&pdev_list_mutex); diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c index 537409d..1a409c5 100644 --- a/drivers/hwmon/ibmaem.c +++ b/drivers/hwmon/ibmaem.c @@ -947,6 +947,7 @@ static int aem_register_sensors(struct aem_data *data, /* Set up read-only sensors */ while (ro->label) { + sysfs_attr_init(&sensors->dev_attr.attr); sensors->dev_attr.attr.name = ro->label; sensors->dev_attr.attr.mode = S_IRUGO; sensors->dev_attr.show = ro->show; @@ -963,6 +964,7 @@ static int aem_register_sensors(struct aem_data *data, /* Set up read-write sensors */ while (rw->label) { + sysfs_attr_init(&sensors->dev_attr.attr); sensors->dev_attr.attr.name = rw->label; sensors->dev_attr.attr.mode = S_IRUGO | S_IWUSR; sensors->dev_attr.show = rw->show; diff --git a/drivers/hwmon/ibmpex.c b/drivers/hwmon/ibmpex.c index 06d4eaf..41dbf81 100644 --- a/drivers/hwmon/ibmpex.c +++ b/drivers/hwmon/ibmpex.c @@ -358,6 +358,7 @@ static int create_sensor(struct ibmpex_bmc_data *data, int type, else if (type == POWER_SENSOR) sprintf(n, power_sensor_name_templates[func], "power", counter); + sysfs_attr_init(&data->sensors[sensor].attr[func].dev_attr.attr); data->sensors[sensor].attr[func].dev_attr.attr.name = n; data->sensors[sensor].attr[func].dev_attr.attr.mode = S_IRUGO; data->sensors[sensor].attr[func].dev_attr.show = ibmpex_show_sensor; diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c index 92b42db..b39f52e 100644 --- a/drivers/hwmon/s3c-hwmon.c +++ b/drivers/hwmon/s3c-hwmon.c @@ -232,6 +232,7 @@ static int s3c_hwmon_create_attr(struct device *dev, attr = &attrs->in; attr->index = channel; + sysfs_attr_init(&attr->dev_attr.attr); attr->dev_attr.attr.name = attrs->in_name; attr->dev_attr.attr.mode = S_IRUGO; attr->dev_attr.show = s3c_hwmon_ch_show; @@ -249,6 +250,7 @@ static int s3c_hwmon_create_attr(struct device *dev, attr = &attrs->label; attr->index = channel; + sysfs_attr_init(&attr->dev_attr.attr); attr->dev_attr.attr.name = attrs->label_name; attr->dev_attr.attr.mode = S_IRUGO; attr->dev_attr.show = s3c_hwmon_label_show; diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index f660cd0..31fb440 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -1463,9 +1463,9 @@ static int peer_close(struct c4iw_dev *dev, struct sk_buff *skb) struct c4iw_qp_attributes attrs; int disconnect = 1; int release = 0; - int abort = 0; struct tid_info *t = dev->rdev.lldi.tids; unsigned int tid = GET_TID(hdr); + int ret; ep = lookup_tid(t, tid); PDBG("%s ep %p tid %u\n", __func__, ep, ep->hwtid); @@ -1501,10 +1501,12 @@ static int peer_close(struct c4iw_dev *dev, struct sk_buff *skb) start_ep_timer(ep); __state_set(&ep->com, CLOSING); attrs.next_state = C4IW_QP_STATE_CLOSING; - abort = c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp, + ret = c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp, C4IW_QP_ATTR_NEXT_STATE, &attrs, 1); - peer_close_upcall(ep); - disconnect = 1; + if (ret != -ECONNRESET) { + peer_close_upcall(ep); + disconnect = 1; + } break; case ABORTING: disconnect = 0; @@ -2109,15 +2111,16 @@ int c4iw_ep_disconnect(struct c4iw_ep *ep, int abrupt, gfp_t gfp) break; } - mutex_unlock(&ep->com.mutex); if (close) { - if (abrupt) - ret = abort_connection(ep, NULL, gfp); - else + if (abrupt) { + close_complete_upcall(ep); + ret = send_abort(ep, NULL, gfp); + } else ret = send_halfclose(ep, gfp); if (ret) fatal = 1; } + mutex_unlock(&ep->com.mutex); if (fatal) release_ep_resources(ep); return ret; @@ -2301,6 +2304,31 @@ static int fw6_msg(struct c4iw_dev *dev, struct sk_buff *skb) return 0; } +static int peer_abort_intr(struct c4iw_dev *dev, struct sk_buff *skb) +{ + struct cpl_abort_req_rss *req = cplhdr(skb); + struct c4iw_ep *ep; + struct tid_info *t = dev->rdev.lldi.tids; + unsigned int tid = GET_TID(req); + + ep = lookup_tid(t, tid); + if (is_neg_adv_abort(req->status)) { + PDBG("%s neg_adv_abort ep %p tid %u\n", __func__, ep, + ep->hwtid); + kfree_skb(skb); + return 0; + } + PDBG("%s ep %p tid %u state %u\n", __func__, ep, ep->hwtid, + ep->com.state); + + /* + * Wake up any threads in rdma_init() or rdma_fini(). + */ + c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET); + sched(dev, skb); + return 0; +} + /* * Most upcalls from the T4 Core go to sched() to * schedule the processing on a work queue. @@ -2317,7 +2345,7 @@ c4iw_handler_func c4iw_handlers[NUM_CPL_CMDS] = { [CPL_PASS_ESTABLISH] = sched, [CPL_PEER_CLOSE] = sched, [CPL_CLOSE_CON_RPL] = sched, - [CPL_ABORT_REQ_RSS] = sched, + [CPL_ABORT_REQ_RSS] = peer_abort_intr, [CPL_RDMA_TERMINATE] = sched, [CPL_FW4_ACK] = sched, [CPL_SET_TCB_RPL] = set_tcb_rpl, diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c index 8d8f8ad..1720dc7 100644 --- a/drivers/infiniband/hw/cxgb4/cq.c +++ b/drivers/infiniband/hw/cxgb4/cq.c @@ -801,6 +801,10 @@ struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries, if (ucontext) { memsize = roundup(memsize, PAGE_SIZE); hwentries = memsize / sizeof *chp->cq.queue; + while (hwentries > T4_MAX_IQ_SIZE) { + memsize -= PAGE_SIZE; + hwentries = memsize / sizeof *chp->cq.queue; + } } chp->cq.size = hwentries; chp->cq.memsize = memsize; diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c index 273ffe4..0347eed 100644 --- a/drivers/infiniband/hw/cxgb4/mem.c +++ b/drivers/infiniband/hw/cxgb4/mem.c @@ -625,7 +625,7 @@ pbl_done: mhp->attr.perms = c4iw_ib_to_tpt_access(acc); mhp->attr.va_fbo = virt; mhp->attr.page_size = shift - 12; - mhp->attr.len = (u32) length; + mhp->attr.len = length; err = register_mem(rhp, php, mhp, shift); if (err) diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index 3b773b0..a41578e 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -1207,11 +1207,8 @@ int c4iw_modify_qp(struct c4iw_dev *rhp, struct c4iw_qp *qhp, c4iw_get_ep(&qhp->ep->com); } ret = rdma_fini(rhp, qhp, ep); - if (ret) { - if (internal) - c4iw_get_ep(&qhp->ep->com); + if (ret) goto err; - } break; case C4IW_QP_STATE_TERMINATE: set_state(qhp, C4IW_QP_STATE_TERMINATE); diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c index 9f53e68..8ec5237 100644 --- a/drivers/infiniband/hw/qib/qib_iba7322.c +++ b/drivers/infiniband/hw/qib/qib_iba7322.c @@ -469,6 +469,8 @@ static u8 ib_rate_to_delay[IB_RATE_120_GBPS + 1] = { #define IB_7322_LT_STATE_RECOVERIDLE 0x0f #define IB_7322_LT_STATE_CFGENH 0x10 #define IB_7322_LT_STATE_CFGTEST 0x11 +#define IB_7322_LT_STATE_CFGWAITRMTTEST 0x12 +#define IB_7322_LT_STATE_CFGWAITENH 0x13 /* link state machine states from IBC */ #define IB_7322_L_STATE_DOWN 0x0 @@ -498,8 +500,10 @@ static const u8 qib_7322_physportstate[0x20] = { IB_PHYSPORTSTATE_LINK_ERR_RECOVER, [IB_7322_LT_STATE_CFGENH] = IB_PHYSPORTSTATE_CFG_ENH, [IB_7322_LT_STATE_CFGTEST] = IB_PHYSPORTSTATE_CFG_TRAIN, - [0x12] = IB_PHYSPORTSTATE_CFG_TRAIN, - [0x13] = IB_PHYSPORTSTATE_CFG_WAIT_ENH, + [IB_7322_LT_STATE_CFGWAITRMTTEST] = + IB_PHYSPORTSTATE_CFG_TRAIN, + [IB_7322_LT_STATE_CFGWAITENH] = + IB_PHYSPORTSTATE_CFG_WAIT_ENH, [0x14] = IB_PHYSPORTSTATE_CFG_TRAIN, [0x15] = IB_PHYSPORTSTATE_CFG_TRAIN, [0x16] = IB_PHYSPORTSTATE_CFG_TRAIN, @@ -1692,7 +1696,9 @@ static void handle_serdes_issues(struct qib_pportdata *ppd, u64 ibcst) break; } - if (ibclt == IB_7322_LT_STATE_CFGTEST && + if (((ibclt >= IB_7322_LT_STATE_CFGTEST && + ibclt <= IB_7322_LT_STATE_CFGWAITENH) || + ibclt == IB_7322_LT_STATE_LINKUP) && (ibcst & SYM_MASK(IBCStatusA_0, LinkSpeedQDR))) { force_h1(ppd); ppd->cpspec->qdr_reforce = 1; @@ -7301,12 +7307,17 @@ static void ibsd_wr_allchans(struct qib_pportdata *ppd, int addr, unsigned data, static void serdes_7322_los_enable(struct qib_pportdata *ppd, int enable) { u64 data = qib_read_kreg_port(ppd, krp_serdesctrl); - printk(KERN_INFO QIB_DRV_NAME " IB%u:%u Turning LOS %s\n", - ppd->dd->unit, ppd->port, (enable ? "on" : "off")); - if (enable) + u8 state = SYM_FIELD(data, IBSerdesCtrl_0, RXLOSEN); + + if (enable && !state) { + printk(KERN_INFO QIB_DRV_NAME " IB%u:%u Turning LOS on\n", + ppd->dd->unit, ppd->port); data |= SYM_MASK(IBSerdesCtrl_0, RXLOSEN); - else + } else if (!enable && state) { + printk(KERN_INFO QIB_DRV_NAME " IB%u:%u Turning LOS off\n", + ppd->dd->unit, ppd->port); data &= ~SYM_MASK(IBSerdesCtrl_0, RXLOSEN); + } qib_write_kreg_port(ppd, krp_serdesctrl, data); } diff --git a/drivers/infiniband/hw/qib/qib_intr.c b/drivers/infiniband/hw/qib/qib_intr.c index a693c56..6ae57d2 100644 --- a/drivers/infiniband/hw/qib/qib_intr.c +++ b/drivers/infiniband/hw/qib/qib_intr.c @@ -96,8 +96,12 @@ void qib_handle_e_ibstatuschanged(struct qib_pportdata *ppd, u64 ibcs) * states, or if it transitions from any of the up (INIT or better) * states into any of the down states (except link recovery), then * call the chip-specific code to take appropriate actions. + * + * ppd->lflags could be 0 if this is the first time the interrupt + * handlers has been called but the link is already up. */ - if (lstate >= IB_PORT_INIT && (ppd->lflags & QIBL_LINKDOWN) && + if (lstate >= IB_PORT_INIT && + (!ppd->lflags || (ppd->lflags & QIBL_LINKDOWN)) && ltstate == IB_PHYSPORTSTATE_LINKUP) { /* transitioned to UP */ if (dd->f_ib_updown(ppd, 1, ibcs)) diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index be0921e..4cf2534 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -111,7 +111,8 @@ static void evdev_event(struct input_handle *handle, rcu_read_unlock(); - wake_up_interruptible(&evdev->wait); + if (type == EV_SYN && code == SYN_REPORT) + wake_up_interruptible(&evdev->wait); } static int evdev_fasync(int fd, struct file *file, int on) diff --git a/drivers/input/input.c b/drivers/input/input.c index 75e11c7..da38d97 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -1756,7 +1756,7 @@ static unsigned int input_estimate_events_per_packet(struct input_dev *dev) } else if (test_bit(ABS_MT_TRACKING_ID, dev->absbit)) { mt_slots = dev->absinfo[ABS_MT_TRACKING_ID].maximum - dev->absinfo[ABS_MT_TRACKING_ID].minimum + 1, - clamp(mt_slots, 2, 32); + mt_slots = clamp(mt_slots, 2, 32); } else if (test_bit(ABS_MT_POSITION_X, dev->absbit)) { mt_slots = 2; } else { diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c index f23a743..33d0bdc 100644 --- a/drivers/input/keyboard/omap-keypad.c +++ b/drivers/input/keyboard/omap-keypad.c @@ -209,6 +209,7 @@ static void omap_kp_tasklet(unsigned long data) #endif } } + input_sync(omap_kp_data->input); memcpy(keypad_state, new_state, sizeof(keypad_state)); if (key_down) { diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c index 834cf98..6876700 100644 --- a/drivers/input/keyboard/sh_keysc.c +++ b/drivers/input/keyboard/sh_keysc.c @@ -32,7 +32,7 @@ static const struct { [SH_KEYSC_MODE_3] = { 2, 4, 7 }, [SH_KEYSC_MODE_4] = { 3, 6, 6 }, [SH_KEYSC_MODE_5] = { 4, 6, 7 }, - [SH_KEYSC_MODE_6] = { 5, 7, 7 }, + [SH_KEYSC_MODE_6] = { 5, 8, 8 }, }; struct sh_keysc_priv { diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index 257e033..0110b5a 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -187,7 +187,7 @@ static void mousedev_abs_event(struct input_dev *dev, struct mousedev *mousedev, if (size == 0) size = xres ? : 1; - clamp(value, min, max); + value = clamp(value, min, max); mousedev->packet.x = ((value - min) * xres) / size; mousedev->packet.abs_event = 1; @@ -201,7 +201,7 @@ static void mousedev_abs_event(struct input_dev *dev, struct mousedev *mousedev, if (size == 0) size = yres ? : 1; - clamp(value, min, max); + value = clamp(value, min, max); mousedev->packet.y = yres - ((value - min) * yres) / size; mousedev->packet.abs_event = 1; diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c index 59de638..e35058b 100644 --- a/drivers/isdn/gigaset/interface.c +++ b/drivers/isdn/gigaset/interface.c @@ -156,8 +156,10 @@ static int if_open(struct tty_struct *tty, struct file *filp) if (!cs || !try_module_get(cs->driver->owner)) return -ENODEV; - if (mutex_lock_interruptible(&cs->mutex)) + if (mutex_lock_interruptible(&cs->mutex)) { + module_put(cs->driver->owner); return -ERESTARTSYS; + } tty->driver_data = cs; ++cs->open_count; diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 23f0d5e..713d43b 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -1,3 +1,10 @@ +config LEDS_GPIO_REGISTER + bool + help + This option provides the function gpio_led_register_device. + As this function is used by arch code it must not be compiled as a + module. + menuconfig NEW_LEDS bool "LED Support" help @@ -7,22 +14,14 @@ menuconfig NEW_LEDS This is not related to standard keyboard LEDs which are controlled via the input system. +if NEW_LEDS + config LEDS_CLASS bool "LED Class Support" - depends on NEW_LEDS help This option enables the led sysfs class in /sys/class/leds. You'll need this to do anything useful with LEDs. If unsure, say N. -config LEDS_GPIO_REGISTER - bool - help - This option provides the function gpio_led_register_device. - As this function is used by arch code it must not be compiled as a - module. - -if NEW_LEDS - comment "LED drivers" config LEDS_88PM860X @@ -391,6 +390,7 @@ config LEDS_NETXBIG config LEDS_ASIC3 bool "LED support for the HTC ASIC3" + depends on LEDS_CLASS depends on MFD_ASIC3 default y help diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 70bd738..574b09a 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -534,6 +534,82 @@ void bitmap_print_sb(struct bitmap *bitmap) kunmap_atomic(sb, KM_USER0); } +/* + * bitmap_new_disk_sb + * @bitmap + * + * This function is somewhat the reverse of bitmap_read_sb. bitmap_read_sb + * reads and verifies the on-disk bitmap superblock and populates bitmap_info. + * This function verifies 'bitmap_info' and populates the on-disk bitmap + * structure, which is to be written to disk. + * + * Returns: 0 on success, -Exxx on error + */ +static int bitmap_new_disk_sb(struct bitmap *bitmap) +{ + bitmap_super_t *sb; + unsigned long chunksize, daemon_sleep, write_behind; + int err = -EINVAL; + + bitmap->sb_page = alloc_page(GFP_KERNEL); + if (IS_ERR(bitmap->sb_page)) { + err = PTR_ERR(bitmap->sb_page); + bitmap->sb_page = NULL; + return err; + } + bitmap->sb_page->index = 0; + + sb = kmap_atomic(bitmap->sb_page, KM_USER0); + + sb->magic = cpu_to_le32(BITMAP_MAGIC); + sb->version = cpu_to_le32(BITMAP_MAJOR_HI); + + chunksize = bitmap->mddev->bitmap_info.chunksize; + BUG_ON(!chunksize); + if (!is_power_of_2(chunksize)) { + kunmap_atomic(sb, KM_USER0); + printk(KERN_ERR "bitmap chunksize not a power of 2\n"); + return -EINVAL; + } + sb->chunksize = cpu_to_le32(chunksize); + + daemon_sleep = bitmap->mddev->bitmap_info.daemon_sleep; + if (!daemon_sleep || + (daemon_sleep < 1) || (daemon_sleep > MAX_SCHEDULE_TIMEOUT)) { + printk(KERN_INFO "Choosing daemon_sleep default (5 sec)\n"); + daemon_sleep = 5 * HZ; + } + sb->daemon_sleep = cpu_to_le32(daemon_sleep); + bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep; + + /* + * FIXME: write_behind for RAID1. If not specified, what + * is a good choice? We choose COUNTER_MAX / 2 arbitrarily. + */ + write_behind = bitmap->mddev->bitmap_info.max_write_behind; + if (write_behind > COUNTER_MAX) + write_behind = COUNTER_MAX / 2; + sb->write_behind = cpu_to_le32(write_behind); + bitmap->mddev->bitmap_info.max_write_behind = write_behind; + + /* keep the array size field of the bitmap superblock up to date */ + sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); + + memcpy(sb->uuid, bitmap->mddev->uuid, 16); + + bitmap->flags |= BITMAP_STALE; + sb->state |= cpu_to_le32(BITMAP_STALE); + bitmap->events_cleared = bitmap->mddev->events; + sb->events_cleared = cpu_to_le64(bitmap->mddev->events); + + bitmap->flags |= BITMAP_HOSTENDIAN; + sb->version = cpu_to_le32(BITMAP_MAJOR_HOSTENDIAN); + + kunmap_atomic(sb, KM_USER0); + + return 0; +} + /* read the superblock from the bitmap file and initialize some bitmap fields */ static int bitmap_read_sb(struct bitmap *bitmap) { @@ -575,7 +651,7 @@ static int bitmap_read_sb(struct bitmap *bitmap) reason = "unrecognized superblock version"; else if (chunksize < 512) reason = "bitmap chunksize too small"; - else if ((1 << ffz(~chunksize)) != chunksize) + else if (!is_power_of_2(chunksize)) reason = "bitmap chunksize not a power of 2"; else if (daemon_sleep < 1 || daemon_sleep > MAX_SCHEDULE_TIMEOUT) reason = "daemon sleep period out of range"; @@ -1076,8 +1152,8 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start) } printk(KERN_INFO "%s: bitmap initialized from disk: " - "read %lu/%lu pages, set %lu bits\n", - bmname(bitmap), bitmap->file_pages, num_pages, bit_cnt); + "read %lu/%lu pages, set %lu of %lu bits\n", + bmname(bitmap), bitmap->file_pages, num_pages, bit_cnt, chunks); return 0; @@ -1332,7 +1408,7 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect return 0; } - if (unlikely((*bmc & COUNTER_MAX) == COUNTER_MAX)) { + if (unlikely(COUNTER(*bmc) == COUNTER_MAX)) { DEFINE_WAIT(__wait); /* note that it is safe to do the prepare_to_wait * after the test as long as we do it before dropping @@ -1404,10 +1480,10 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto sysfs_notify_dirent_safe(bitmap->sysfs_can_clear); } - if (!success && ! (*bmc & NEEDED_MASK)) + if (!success && !NEEDED(*bmc)) *bmc |= NEEDED_MASK; - if ((*bmc & COUNTER_MAX) == COUNTER_MAX) + if (COUNTER(*bmc) == COUNTER_MAX) wake_up(&bitmap->overflow_wait); (*bmc)--; @@ -1728,9 +1804,16 @@ int bitmap_create(mddev_t *mddev) vfs_fsync(file, 1); } /* read superblock from bitmap file (this sets mddev->bitmap_info.chunksize) */ - if (!mddev->bitmap_info.external) - err = bitmap_read_sb(bitmap); - else { + if (!mddev->bitmap_info.external) { + /* + * If 'MD_ARRAY_FIRST_USE' is set, then device-mapper is + * instructing us to create a new on-disk bitmap instance. + */ + if (test_and_clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags)) + err = bitmap_new_disk_sb(bitmap); + else + err = bitmap_read_sb(bitmap); + } else { err = 0; if (mddev->bitmap_info.chunksize == 0 || mddev->bitmap_info.daemon_sleep == 0) @@ -1754,9 +1837,6 @@ int bitmap_create(mddev_t *mddev) bitmap->chunks = chunks; bitmap->pages = pages; bitmap->missing_pages = pages; - bitmap->counter_bits = COUNTER_BITS; - - bitmap->syncchunk = ~0UL; #ifdef INJECT_FATAL_FAULT_1 bitmap->bp = NULL; diff --git a/drivers/md/bitmap.h b/drivers/md/bitmap.h index d0aeaf4..b2a127e 100644 --- a/drivers/md/bitmap.h +++ b/drivers/md/bitmap.h @@ -85,7 +85,6 @@ typedef __u16 bitmap_counter_t; #define COUNTER_BITS 16 #define COUNTER_BIT_SHIFT 4 -#define COUNTER_BYTE_RATIO (COUNTER_BITS / 8) #define COUNTER_BYTE_SHIFT (COUNTER_BIT_SHIFT - 3) #define NEEDED_MASK ((bitmap_counter_t) (1 << (COUNTER_BITS - 1))) @@ -196,19 +195,10 @@ struct bitmap { mddev_t *mddev; /* the md device that the bitmap is for */ - int counter_bits; /* how many bits per block counter */ - /* bitmap chunksize -- how much data does each bit represent? */ unsigned long chunkshift; /* chunksize = 2^chunkshift (for bitops) */ unsigned long chunks; /* total number of data chunks for the array */ - /* We hold a count on the chunk currently being synced, and drop - * it when the last block is started. If the resync is aborted - * midway, we need to be able to drop that count, so we remember - * the counted chunk.. - */ - unsigned long syncchunk; - __u64 events_cleared; int need_sync; diff --git a/drivers/md/md.c b/drivers/md/md.c index aa640a8..4332fc2 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -351,6 +351,9 @@ void mddev_resume(mddev_t *mddev) mddev->suspended = 0; wake_up(&mddev->sb_wait); mddev->pers->quiesce(mddev, 0); + + md_wakeup_thread(mddev->thread); + md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ } EXPORT_SYMBOL_GPL(mddev_resume); @@ -1750,6 +1753,18 @@ static struct super_type super_types[] = { }, }; +static void sync_super(mddev_t *mddev, mdk_rdev_t *rdev) +{ + if (mddev->sync_super) { + mddev->sync_super(mddev, rdev); + return; + } + + BUG_ON(mddev->major_version >= ARRAY_SIZE(super_types)); + + super_types[mddev->major_version].sync_super(mddev, rdev); +} + static int match_mddev_units(mddev_t *mddev1, mddev_t *mddev2) { mdk_rdev_t *rdev, *rdev2; @@ -1781,8 +1796,8 @@ int md_integrity_register(mddev_t *mddev) if (list_empty(&mddev->disks)) return 0; /* nothing to do */ - if (blk_get_integrity(mddev->gendisk)) - return 0; /* already registered */ + if (!mddev->gendisk || blk_get_integrity(mddev->gendisk)) + return 0; /* shouldn't register, or already is */ list_for_each_entry(rdev, &mddev->disks, same_set) { /* skip spares and non-functional disks */ if (test_bit(Faulty, &rdev->flags)) @@ -2168,8 +2183,7 @@ static void sync_sbs(mddev_t * mddev, int nospares) /* Don't update this superblock */ rdev->sb_loaded = 2; } else { - super_types[mddev->major_version]. - sync_super(mddev, rdev); + sync_super(mddev, rdev); rdev->sb_loaded = 1; } } @@ -2462,7 +2476,7 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len) if (rdev->raid_disk == -1) return -EEXIST; /* personality does all needed checks */ - if (rdev->mddev->pers->hot_add_disk == NULL) + if (rdev->mddev->pers->hot_remove_disk == NULL) return -EINVAL; err = rdev->mddev->pers-> hot_remove_disk(rdev->mddev, rdev->raid_disk); @@ -4619,9 +4633,6 @@ int md_run(mddev_t *mddev) if (mddev->flags) md_update_sb(mddev, 0); - md_wakeup_thread(mddev->thread); - md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ - md_new_event(mddev); sysfs_notify_dirent_safe(mddev->sysfs_state); sysfs_notify_dirent_safe(mddev->sysfs_action); @@ -4642,6 +4653,10 @@ static int do_md_run(mddev_t *mddev) bitmap_destroy(mddev); goto out; } + + md_wakeup_thread(mddev->thread); + md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ + set_capacity(mddev->gendisk, mddev->array_sectors); revalidate_disk(mddev->gendisk); mddev->changed = 1; @@ -5259,6 +5274,8 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info) if (mddev->degraded) set_bit(MD_RECOVERY_RECOVER, &mddev->recovery); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + if (!err) + md_new_event(mddev); md_wakeup_thread(mddev->thread); return err; } @@ -6866,8 +6883,8 @@ void md_do_sync(mddev_t *mddev) * Tune reconstruction: */ window = 32*(PAGE_SIZE/512); - printk(KERN_INFO "md: using %dk window, over a total of %llu blocks.\n", - window/2,(unsigned long long) max_sectors/2); + printk(KERN_INFO "md: using %dk window, over a total of %lluk.\n", + window/2, (unsigned long long)max_sectors/2); atomic_set(&mddev->recovery_active, 0); last_check = 0; @@ -7045,7 +7062,6 @@ void md_do_sync(mddev_t *mddev) } EXPORT_SYMBOL_GPL(md_do_sync); - static int remove_and_add_spares(mddev_t *mddev) { mdk_rdev_t *rdev; @@ -7157,6 +7173,9 @@ static void reap_sync_thread(mddev_t *mddev) */ void md_check_recovery(mddev_t *mddev) { + if (mddev->suspended) + return; + if (mddev->bitmap) bitmap_daemon_work(mddev); diff --git a/drivers/md/md.h b/drivers/md/md.h index 0b1fd3f..1c26c7a 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -124,6 +124,7 @@ struct mddev_s #define MD_CHANGE_DEVS 0 /* Some device status has changed */ #define MD_CHANGE_CLEAN 1 /* transition to or from 'clean' */ #define MD_CHANGE_PENDING 2 /* switch from 'clean' to 'active' in progress */ +#define MD_ARRAY_FIRST_USE 3 /* First use of array, needs initialization */ int suspended; atomic_t active_io; @@ -330,6 +331,7 @@ struct mddev_s atomic_t flush_pending; struct work_struct flush_work; struct work_struct event_work; /* used by dm to report failure event */ + void (*sync_super)(mddev_t *mddev, mdk_rdev_t *rdev); }; diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 5d09609..f7431b6 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -497,21 +497,19 @@ static int read_balance(conf_t *conf, r1bio_t *r1_bio) return best_disk; } -static int raid1_congested(void *data, int bits) +int md_raid1_congested(mddev_t *mddev, int bits) { - mddev_t *mddev = data; conf_t *conf = mddev->private; int i, ret = 0; - if (mddev_congested(mddev, bits)) - return 1; - rcu_read_lock(); for (i = 0; i < mddev->raid_disks; i++) { mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev); if (rdev && !test_bit(Faulty, &rdev->flags)) { struct request_queue *q = bdev_get_queue(rdev->bdev); + BUG_ON(!q); + /* Note the '|| 1' - when read_balance prefers * non-congested targets, it can be removed */ @@ -524,7 +522,15 @@ static int raid1_congested(void *data, int bits) rcu_read_unlock(); return ret; } +EXPORT_SYMBOL_GPL(md_raid1_congested); +static int raid1_congested(void *data, int bits) +{ + mddev_t *mddev = data; + + return mddev_congested(mddev, bits) || + md_raid1_congested(mddev, bits); +} static void flush_pending_writes(conf_t *conf) { @@ -1972,6 +1978,8 @@ static int run(mddev_t *mddev) return PTR_ERR(conf); list_for_each_entry(rdev, &mddev->disks, same_set) { + if (!mddev->gendisk) + continue; disk_stack_limits(mddev->gendisk, rdev->bdev, rdev->data_offset << 9); /* as we don't honour merge_bvec_fn, we must never risk @@ -2013,8 +2021,10 @@ static int run(mddev_t *mddev) md_set_array_sectors(mddev, raid1_size(mddev, 0, 0)); - mddev->queue->backing_dev_info.congested_fn = raid1_congested; - mddev->queue->backing_dev_info.congested_data = mddev; + if (mddev->queue) { + mddev->queue->backing_dev_info.congested_fn = raid1_congested; + mddev->queue->backing_dev_info.congested_data = mddev; + } return md_integrity_register(mddev); } diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h index 5fc4ca1..e743a64 100644 --- a/drivers/md/raid1.h +++ b/drivers/md/raid1.h @@ -126,4 +126,6 @@ struct r1bio_s { */ #define R1BIO_Returned 6 +extern int md_raid1_congested(mddev_t *mddev, int bits); + #endif diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 346e69b..b72edf3 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -129,7 +129,7 @@ static inline int raid5_dec_bi_hw_segments(struct bio *bio) static inline void raid5_set_bi_hw_segments(struct bio *bio, unsigned int cnt) { - bio->bi_phys_segments = raid5_bi_phys_segments(bio) || (cnt << 16); + bio->bi_phys_segments = raid5_bi_phys_segments(bio) | (cnt << 16); } /* Find first data disk in a raid6 stripe */ @@ -514,7 +514,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) bi = &sh->dev[i].req; bi->bi_rw = rw; - if (rw == WRITE) + if (rw & WRITE) bi->bi_end_io = raid5_end_write_request; else bi->bi_end_io = raid5_end_read_request; @@ -548,13 +548,13 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) bi->bi_io_vec[0].bv_offset = 0; bi->bi_size = STRIPE_SIZE; bi->bi_next = NULL; - if (rw == WRITE && + if ((rw & WRITE) && test_bit(R5_ReWrite, &sh->dev[i].flags)) atomic_add(STRIPE_SECTORS, &rdev->corrected_errors); generic_make_request(bi); } else { - if (rw == WRITE) + if (rw & WRITE) set_bit(STRIPE_DEGRADED, &sh->state); pr_debug("skip op %ld on disc %d for sector %llu\n", bi->bi_rw, i, (unsigned long long)sh->sector); @@ -585,7 +585,7 @@ async_copy_data(int frombio, struct bio *bio, struct page *page, init_async_submit(&submit, flags, tx, NULL, NULL, NULL); bio_for_each_segment(bvl, bio, i) { - int len = bio_iovec_idx(bio, i)->bv_len; + int len = bvl->bv_len; int clen; int b_offset = 0; @@ -601,8 +601,8 @@ async_copy_data(int frombio, struct bio *bio, struct page *page, clen = len; if (clen > 0) { - b_offset += bio_iovec_idx(bio, i)->bv_offset; - bio_page = bio_iovec_idx(bio, i)->bv_page; + b_offset += bvl->bv_offset; + bio_page = bvl->bv_page; if (frombio) tx = async_memcpy(page, bio_page, page_offset, b_offset, clen, &submit); @@ -4858,7 +4858,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev) printk(KERN_INFO "md/raid:%s: device %s operational as raid" " disk %d\n", mdname(mddev), bdevname(rdev->bdev, b), raid_disk); - } else + } else if (rdev->saved_raid_disk != raid_disk) /* Cannot rely on bitmap to complete recovery */ conf->fullsync = 1; } diff --git a/drivers/misc/apds990x.c b/drivers/misc/apds990x.c index 200311f..e2a52e5 100644 --- a/drivers/misc/apds990x.c +++ b/drivers/misc/apds990x.c @@ -609,6 +609,7 @@ static int apds990x_detect(struct apds990x_chip *chip) return ret; } +#if defined(CONFIG_PM) || defined(CONFIG_PM_RUNTIME) static int apds990x_chip_on(struct apds990x_chip *chip) { int err = regulator_bulk_enable(ARRAY_SIZE(chip->regs), @@ -624,6 +625,7 @@ static int apds990x_chip_on(struct apds990x_chip *chip) apds990x_mode_on(chip); return 0; } +#endif static int apds990x_chip_off(struct apds990x_chip *chip) { diff --git a/drivers/misc/cs5535-mfgpt.c b/drivers/misc/cs5535-mfgpt.c index e01e08c..bc685bfc 100644 --- a/drivers/misc/cs5535-mfgpt.c +++ b/drivers/misc/cs5535-mfgpt.c @@ -174,7 +174,7 @@ struct cs5535_mfgpt_timer *cs5535_mfgpt_alloc_timer(int timer_nr, int domain) timer_nr = t < max ? (int) t : -1; } else { /* check if the requested timer's available */ - if (test_bit(timer_nr, mfgpt->avail)) + if (!test_bit(timer_nr, mfgpt->avail)) timer_nr = -1; } diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c index ee5109a..42f0673 100644 --- a/drivers/misc/sgi-xp/xpnet.c +++ b/drivers/misc/sgi-xp/xpnet.c @@ -495,14 +495,14 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) } } + dev->stats.tx_packets++; + dev->stats.tx_bytes += skb->len; + if (atomic_dec_return(&queued_msg->use_count) == 0) { dev_kfree_skb(skb); kfree(queued_msg); } - dev->stats.tx_packets++; - dev->stats.tx_bytes += skb->len; - return NETDEV_TX_OK; } diff --git a/drivers/misc/spear13xx_pcie_gadget.c b/drivers/misc/spear13xx_pcie_gadget.c index 7aded90..cfbddbe 100644 --- a/drivers/misc/spear13xx_pcie_gadget.c +++ b/drivers/misc/spear13xx_pcie_gadget.c @@ -845,7 +845,7 @@ err_iounmap: err_iounmap_app: iounmap(config->va_app_base); err_kzalloc: - kfree(config); + kfree(target); err_rel_res: release_mem_region(res1->start, resource_size(res1)); err_rel_res0: diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 5da5bea0..7721de9 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1144,9 +1144,17 @@ static int __devinit mmci_probe(struct amba_device *dev, else if (ret != -ENOSYS) goto err_gpio_cd; + /* + * A gpio pin that will detect cards when inserted and removed + * will most likely want to trigger on the edges if it is + * 0 when ejected and 1 when inserted (or mutatis mutandis + * for the inverted case) so we request triggers on both + * edges. + */ ret = request_any_context_irq(gpio_to_irq(plat->gpio_cd), - mmci_cd_irq, 0, - DRIVER_NAME " (cd)", host); + mmci_cd_irq, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + DRIVER_NAME " (cd)", host); if (ret >= 0) host->gpio_cd_irq = gpio_to_irq(plat->gpio_cd); } diff --git a/drivers/net/3c503.c b/drivers/net/3c503.c index d84f6e8..5b73298 100644 --- a/drivers/net/3c503.c +++ b/drivers/net/3c503.c @@ -412,7 +412,7 @@ el2_open(struct net_device *dev) outb_p(0x04 << ((*irqp == 9) ? 2 : *irqp), E33G_IDCFR); outb_p(0x00, E33G_IDCFR); msleep(1); - free_irq(*irqp, el2_probe_interrupt); + free_irq(*irqp, &seen); if (!seen) continue; @@ -422,6 +422,7 @@ el2_open(struct net_device *dev) continue; if (retval < 0) goto err_disable; + break; } while (*++irqp); if (*irqp == 0) { diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index 68d45ba..6c019e1 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c @@ -52,13 +52,13 @@ MODULE_DESCRIPTION(DRV_DESC); MODULE_ALIAS("platform:bfin_mac"); #if defined(CONFIG_BFIN_MAC_USE_L1) -# define bfin_mac_alloc(dma_handle, size) l1_data_sram_zalloc(size) -# define bfin_mac_free(dma_handle, ptr) l1_data_sram_free(ptr) +# define bfin_mac_alloc(dma_handle, size, num) l1_data_sram_zalloc(size*num) +# define bfin_mac_free(dma_handle, ptr, num) l1_data_sram_free(ptr) #else -# define bfin_mac_alloc(dma_handle, size) \ - dma_alloc_coherent(NULL, size, dma_handle, GFP_KERNEL) -# define bfin_mac_free(dma_handle, ptr) \ - dma_free_coherent(NULL, sizeof(*ptr), ptr, dma_handle) +# define bfin_mac_alloc(dma_handle, size, num) \ + dma_alloc_coherent(NULL, size*num, dma_handle, GFP_KERNEL) +# define bfin_mac_free(dma_handle, ptr, num) \ + dma_free_coherent(NULL, sizeof(*ptr)*num, ptr, dma_handle) #endif #define PKT_BUF_SZ 1580 @@ -95,7 +95,7 @@ static void desc_list_free(void) t = t->next; } } - bfin_mac_free(dma_handle, tx_desc); + bfin_mac_free(dma_handle, tx_desc, CONFIG_BFIN_TX_DESC_NUM); } if (rx_desc) { @@ -109,7 +109,7 @@ static void desc_list_free(void) r = r->next; } } - bfin_mac_free(dma_handle, rx_desc); + bfin_mac_free(dma_handle, rx_desc, CONFIG_BFIN_RX_DESC_NUM); } } @@ -126,13 +126,13 @@ static int desc_list_init(void) #endif tx_desc = bfin_mac_alloc(&dma_handle, - sizeof(struct net_dma_desc_tx) * + sizeof(struct net_dma_desc_tx), CONFIG_BFIN_TX_DESC_NUM); if (tx_desc == NULL) goto init_error; rx_desc = bfin_mac_alloc(&dma_handle, - sizeof(struct net_dma_desc_rx) * + sizeof(struct net_dma_desc_rx), CONFIG_BFIN_RX_DESC_NUM); if (rx_desc == NULL) goto init_error; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 652b30e..eafe44a 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1297,6 +1297,7 @@ static inline int slave_enable_netpoll(struct slave *slave) goto out; np->dev = slave->dev; + strlcpy(np->dev_name, slave->dev->name, IFNAMSIZ); err = __netpoll_setup(np); if (err) { kfree(np); diff --git a/drivers/net/fs_enet/mac-fcc.c b/drivers/net/fs_enet/mac-fcc.c index 7a84e45..7583a95 100644 --- a/drivers/net/fs_enet/mac-fcc.c +++ b/drivers/net/fs_enet/mac-fcc.c @@ -105,7 +105,7 @@ static int do_pd_setup(struct fs_enet_private *fep) goto out_ep; fep->fcc.mem = (void __iomem *)cpm2_immr; - fpi->dpram_offset = cpm_dpalloc(128, 8); + fpi->dpram_offset = cpm_dpalloc(128, 32); if (IS_ERR_VALUE(fpi->dpram_offset)) { ret = fpi->dpram_offset; goto out_fcccp; diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c index 8e10d2f..c3ecb11 100644 --- a/drivers/net/hp100.c +++ b/drivers/net/hp100.c @@ -1580,12 +1580,12 @@ static netdev_tx_t hp100_start_xmit_bm(struct sk_buff *skb, hp100_outl(ringptr->pdl_paddr, TX_PDA_L); /* Low Prio. Queue */ lp->txrcommit++; - spin_unlock_irqrestore(&lp->lock, flags); - /* Update statistics */ dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; + spin_unlock_irqrestore(&lp->lock, flags); + return NETDEV_TX_OK; drop: diff --git a/drivers/net/hplance.c b/drivers/net/hplance.c index b6060f7..a900d5b 100644 --- a/drivers/net/hplance.c +++ b/drivers/net/hplance.c @@ -135,7 +135,7 @@ static void __devexit hplance_remove_one(struct dio_dev *d) } /* Initialise a single lance board at the given DIO device */ -static void __init hplance_init(struct net_device *dev, struct dio_dev *d) +static void __devinit hplance_init(struct net_device *dev, struct dio_dev *d) { unsigned long va = (d->resource.start + DIO_VIRADDRBASE); struct hplance_private *lp; diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index b644383..c0788a3 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -1965,11 +1965,11 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) netxen_tso_check(netdev, tx_ring, first_desc, skb); - netxen_nic_update_cmd_producer(adapter, tx_ring); - adapter->stats.txbytes += skb->len; adapter->stats.xmitcalled++; + netxen_nic_update_cmd_producer(adapter, tx_ring); + return NETDEV_TX_OK; drop_packet: diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index 392a6c4..a702443 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -58,6 +58,7 @@ config BROADCOM_PHY config BCM63XX_PHY tristate "Drivers for Broadcom 63xx SOCs internal PHY" + depends on BCM63XX ---help--- Currently supports the 6348 and 6358 PHYs. diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index b0c9522..2cd8dc5 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -543,11 +543,20 @@ static void recalibrate(struct dp83640_clock *clock) /* time stamping methods */ -static void decode_evnt(struct dp83640_private *dp83640, - struct phy_txts *phy_txts, u16 ests) +static int decode_evnt(struct dp83640_private *dp83640, + void *data, u16 ests) { + struct phy_txts *phy_txts; struct ptp_clock_event event; int words = (ests >> EVNT_TS_LEN_SHIFT) & EVNT_TS_LEN_MASK; + u16 ext_status = 0; + + if (ests & MULT_EVNT) { + ext_status = *(u16 *) data; + data += sizeof(ext_status); + } + + phy_txts = data; switch (words) { /* fall through in every case */ case 3: @@ -565,6 +574,9 @@ static void decode_evnt(struct dp83640_private *dp83640, event.timestamp = phy2txts(&dp83640->edata); ptp_clock_event(dp83640->clock->ptp_clock, &event); + + words = ext_status ? words + 2 : words + 1; + return words * sizeof(u16); } static void decode_rxts(struct dp83640_private *dp83640, @@ -643,9 +655,7 @@ static void decode_status_frame(struct dp83640_private *dp83640, } else if (PSF_EVNT == type && len >= sizeof(*phy_txts)) { - phy_txts = (struct phy_txts *) ptr; - decode_evnt(dp83640, phy_txts, ests); - size = sizeof(*phy_txts); + size = decode_evnt(dp83640, ptr, ests); } else { size = 0; @@ -1034,8 +1044,8 @@ static bool dp83640_rxtstamp(struct phy_device *phydev, if (is_status_frame(skb, type)) { decode_status_frame(dp83640, skb); - /* Let the stack drop this frame. */ - return false; + kfree_skb(skb); + return true; } SKB_PTP_TYPE(skb) = type; diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c index a1b82c9..c554a39 100644 --- a/drivers/net/ppp_async.c +++ b/drivers/net/ppp_async.c @@ -523,7 +523,7 @@ static void ppp_async_process(unsigned long arg) #define PUT_BYTE(ap, buf, c, islcp) do { \ if ((islcp && c < 0x20) || (ap->xaccm[c >> 5] & (1 << (c & 0x1f)))) {\ *buf++ = PPP_ESCAPE; \ - *buf++ = c ^ 0x20; \ + *buf++ = c ^ PPP_TRANS; \ } else \ *buf++ = c; \ } while (0) @@ -896,7 +896,7 @@ ppp_async_input(struct asyncppp *ap, const unsigned char *buf, sp = skb_put(skb, n); memcpy(sp, buf, n); if (ap->state & SC_ESCAPE) { - sp[0] ^= 0x20; + sp[0] ^= PPP_TRANS; ap->state &= ~SC_ESCAPE; } } diff --git a/drivers/net/pxa168_eth.c b/drivers/net/pxa168_eth.c index 89f7540..5f597ca5 100644 --- a/drivers/net/pxa168_eth.c +++ b/drivers/net/pxa168_eth.c @@ -1273,7 +1273,7 @@ static int pxa168_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) wmb(); wrl(pep, SDMA_CMD, SDMA_CMD_TXDH | SDMA_CMD_ERD); - stats->tx_bytes += skb->len; + stats->tx_bytes += length; stats->tx_packets++; dev->trans_start = jiffies; if (pep->tx_ring_size - pep->tx_desc_count <= 1) { diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index ef1ce2e..05d8178 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -1621,7 +1621,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, * * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec */ - static const struct { + static const struct rtl_mac_info { u32 mask; u32 val; int mac_version; @@ -1689,7 +1689,8 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, /* Catch-all */ { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE } - }, *p = mac_info; + }; + const struct rtl_mac_info *p = mac_info; u32 reg; reg = RTL_R32(TxConfig); @@ -3681,7 +3682,7 @@ static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz) static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) { - static const struct { + static const struct rtl_cfg2_info { u32 mac_version; u32 clk; u32 val; @@ -3690,7 +3691,8 @@ static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff }, { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff } - }, *p = cfg2_info; + }; + const struct rtl_cfg2_info *p = cfg2_info; unsigned int i; u32 clk; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 74e9405..5235f48 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -460,7 +460,23 @@ static u32 tun_net_fix_features(struct net_device *dev, u32 features) return (features & tun->set_features) | (features & ~TUN_USER_FEATURES); } - +#ifdef CONFIG_NET_POLL_CONTROLLER +static void tun_poll_controller(struct net_device *dev) +{ + /* + * Tun only receives frames when: + * 1) the char device endpoint gets data from user space + * 2) the tun socket gets a sendmsg call from user space + * Since both of those are syncronous operations, we are guaranteed + * never to have pending data when we poll for it + * so theres nothing to do here but return. + * We need this though so netpoll recognizes us as an interface that + * supports polling, which enables bridge devices in virt setups to + * still use netconsole + */ + return; +} +#endif static const struct net_device_ops tun_netdev_ops = { .ndo_uninit = tun_net_uninit, .ndo_open = tun_net_open, @@ -468,6 +484,9 @@ static const struct net_device_ops tun_netdev_ops = { .ndo_start_xmit = tun_net_xmit, .ndo_change_mtu = tun_net_change_mtu, .ndo_fix_features = tun_net_fix_features, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = tun_poll_controller, +#endif }; static const struct net_device_ops tap_netdev_ops = { @@ -480,6 +499,9 @@ static const struct net_device_ops tap_netdev_ops = { .ndo_set_multicast_list = tun_net_mclist, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = tun_poll_controller, +#endif }; /* Initialize net device. */ diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index 9d4f911..84d4608 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -385,6 +385,16 @@ config USB_NET_CX82310_ETH router with USB ethernet port. This driver is for routers only, it will not work with ADSL modems (use cxacru driver instead). +config USB_NET_KALMIA + tristate "Samsung Kalmia based LTE USB modem" + depends on USB_USBNET + help + Choose this option if you have a Samsung Kalmia based USB modem + as Samsung GT-B3730. + + To compile this driver as a module, choose M here: the + module will be called kalmia. + config USB_HSO tristate "Option USB High Speed Mobile Devices" depends on USB && RFKILL diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile index c7ec8a5..c203fa2 100644 --- a/drivers/net/usb/Makefile +++ b/drivers/net/usb/Makefile @@ -23,6 +23,7 @@ obj-$(CONFIG_USB_NET_MCS7830) += mcs7830.o obj-$(CONFIG_USB_USBNET) += usbnet.o obj-$(CONFIG_USB_NET_INT51X1) += int51x1.o obj-$(CONFIG_USB_CDC_PHONET) += cdc-phonet.o +obj-$(CONFIG_USB_NET_KALMIA) += kalmia.o obj-$(CONFIG_USB_IPHETH) += ipheth.o obj-$(CONFIG_USB_SIERRA_NET) += sierra_net.o obj-$(CONFIG_USB_NET_CX82310_ETH) += cx82310_eth.o diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c new file mode 100644 index 0000000..d965fb1 --- /dev/null +++ b/drivers/net/usb/kalmia.c @@ -0,0 +1,384 @@ +/* + * USB network interface driver for Samsung Kalmia based LTE USB modem like the + * Samsung GT-B3730 and GT-B3710. + * + * Copyright (C) 2011 Marius Bjoernstad Kotsbak <marius@kotsbak.com> + * + * Sponsored by Quicklink Video Distribution Services Ltd. + * + * Based on the cdc_eem module. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ctype.h> +#include <linux/ethtool.h> +#include <linux/workqueue.h> +#include <linux/mii.h> +#include <linux/usb.h> +#include <linux/crc32.h> +#include <linux/usb/cdc.h> +#include <linux/usb/usbnet.h> +#include <linux/gfp.h> + +/* + * The Samsung Kalmia based LTE USB modems have a CDC ACM port for modem control + * handled by the "option" module and an ethernet data port handled by this + * module. + * + * The stick must first be switched into modem mode by usb_modeswitch + * or similar tool. Then the modem gets sent two initialization packets by + * this module, which gives the MAC address of the device. User space can then + * connect the modem using AT commands through the ACM port and then use + * DHCP on the network interface exposed by this module. Network packets are + * sent to and from the modem in a proprietary format discovered after watching + * the behavior of the windows driver for the modem. + * + * More information about the use of the modem is available in usb_modeswitch + * forum and the project page: + * + * http://www.draisberghof.de/usb_modeswitch/bb/viewtopic.php?t=465 + * https://github.com/mkotsbak/Samsung-GT-B3730-linux-driver + */ + +/* #define DEBUG */ +/* #define VERBOSE */ + +#define KALMIA_HEADER_LENGTH 6 +#define KALMIA_ALIGN_SIZE 4 +#define KALMIA_USB_TIMEOUT 10000 + +/*-------------------------------------------------------------------------*/ + +static int +kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len, + u8 *buffer, u8 expected_len) +{ + int act_len; + int status; + + netdev_dbg(dev->net, "Sending init packet"); + + status = usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 0x02), + init_msg, init_msg_len, &act_len, KALMIA_USB_TIMEOUT); + if (status != 0) { + netdev_err(dev->net, + "Error sending init packet. Status %i, length %i\n", + status, act_len); + return status; + } + else if (act_len != init_msg_len) { + netdev_err(dev->net, + "Did not send all of init packet. Bytes sent: %i", + act_len); + } + else { + netdev_dbg(dev->net, "Successfully sent init packet."); + } + + status = usb_bulk_msg(dev->udev, usb_rcvbulkpipe(dev->udev, 0x81), + buffer, expected_len, &act_len, KALMIA_USB_TIMEOUT); + + if (status != 0) + netdev_err(dev->net, + "Error receiving init result. Status %i, length %i\n", + status, act_len); + else if (act_len != expected_len) + netdev_err(dev->net, "Unexpected init result length: %i\n", + act_len); + + return status; +} + +static int +kalmia_init_and_get_ethernet_addr(struct usbnet *dev, u8 *ethernet_addr) +{ + char init_msg_1[] = + { 0x57, 0x50, 0x04, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, + 0x00, 0x00 }; + char init_msg_2[] = + { 0x57, 0x50, 0x04, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0xf4, + 0x00, 0x00 }; + char receive_buf[28]; + int status; + + status = kalmia_send_init_packet(dev, init_msg_1, sizeof(init_msg_1) + / sizeof(init_msg_1[0]), receive_buf, 24); + if (status != 0) + return status; + + status = kalmia_send_init_packet(dev, init_msg_2, sizeof(init_msg_2) + / sizeof(init_msg_2[0]), receive_buf, 28); + if (status != 0) + return status; + + memcpy(ethernet_addr, receive_buf + 10, ETH_ALEN); + + return status; +} + +static int +kalmia_bind(struct usbnet *dev, struct usb_interface *intf) +{ + u8 status; + u8 ethernet_addr[ETH_ALEN]; + + /* Don't bind to AT command interface */ + if (intf->cur_altsetting->desc.bInterfaceClass != USB_CLASS_VENDOR_SPEC) + return -EINVAL; + + dev->in = usb_rcvbulkpipe(dev->udev, 0x81 & USB_ENDPOINT_NUMBER_MASK); + dev->out = usb_sndbulkpipe(dev->udev, 0x02 & USB_ENDPOINT_NUMBER_MASK); + dev->status = NULL; + + dev->net->hard_header_len += KALMIA_HEADER_LENGTH; + dev->hard_mtu = 1400; + dev->rx_urb_size = dev->hard_mtu * 10; // Found as optimal after testing + + status = kalmia_init_and_get_ethernet_addr(dev, ethernet_addr); + + if (status < 0) { + usb_set_intfdata(intf, NULL); + usb_driver_release_interface(driver_of(intf), intf); + return status; + } + + memcpy(dev->net->dev_addr, ethernet_addr, ETH_ALEN); + memcpy(dev->net->perm_addr, ethernet_addr, ETH_ALEN); + + return status; +} + +static struct sk_buff * +kalmia_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) +{ + struct sk_buff *skb2 = NULL; + u16 content_len; + unsigned char *header_start; + unsigned char ether_type_1, ether_type_2; + u8 remainder, padlen = 0; + + if (!skb_cloned(skb)) { + int headroom = skb_headroom(skb); + int tailroom = skb_tailroom(skb); + + if ((tailroom >= KALMIA_ALIGN_SIZE) && (headroom + >= KALMIA_HEADER_LENGTH)) + goto done; + + if ((headroom + tailroom) > (KALMIA_HEADER_LENGTH + + KALMIA_ALIGN_SIZE)) { + skb->data = memmove(skb->head + KALMIA_HEADER_LENGTH, + skb->data, skb->len); + skb_set_tail_pointer(skb, skb->len); + goto done; + } + } + + skb2 = skb_copy_expand(skb, KALMIA_HEADER_LENGTH, + KALMIA_ALIGN_SIZE, flags); + if (!skb2) + return NULL; + + dev_kfree_skb_any(skb); + skb = skb2; + + done: header_start = skb_push(skb, KALMIA_HEADER_LENGTH); + ether_type_1 = header_start[KALMIA_HEADER_LENGTH + 12]; + ether_type_2 = header_start[KALMIA_HEADER_LENGTH + 13]; + + netdev_dbg(dev->net, "Sending etherType: %02x%02x", ether_type_1, + ether_type_2); + + /* According to empiric data for data packages */ + header_start[0] = 0x57; + header_start[1] = 0x44; + content_len = skb->len - KALMIA_HEADER_LENGTH; + header_start[2] = (content_len & 0xff); /* low byte */ + header_start[3] = (content_len >> 8); /* high byte */ + + header_start[4] = ether_type_1; + header_start[5] = ether_type_2; + + /* Align to 4 bytes by padding with zeros */ + remainder = skb->len % KALMIA_ALIGN_SIZE; + if (remainder > 0) { + padlen = KALMIA_ALIGN_SIZE - remainder; + memset(skb_put(skb, padlen), 0, padlen); + } + + netdev_dbg( + dev->net, + "Sending package with length %i and padding %i. Header: %02x:%02x:%02x:%02x:%02x:%02x.", + content_len, padlen, header_start[0], header_start[1], + header_start[2], header_start[3], header_start[4], + header_start[5]); + + return skb; +} + +static int +kalmia_rx_fixup(struct usbnet *dev, struct sk_buff *skb) +{ + /* + * Our task here is to strip off framing, leaving skb with one + * data frame for the usbnet framework code to process. + */ + const u8 HEADER_END_OF_USB_PACKET[] = + { 0x57, 0x5a, 0x00, 0x00, 0x08, 0x00 }; + const u8 EXPECTED_UNKNOWN_HEADER_1[] = + { 0x57, 0x43, 0x1e, 0x00, 0x15, 0x02 }; + const u8 EXPECTED_UNKNOWN_HEADER_2[] = + { 0x57, 0x50, 0x0e, 0x00, 0x00, 0x00 }; + u8 i = 0; + + /* incomplete header? */ + if (skb->len < KALMIA_HEADER_LENGTH) + return 0; + + do { + struct sk_buff *skb2 = NULL; + u8 *header_start; + u16 usb_packet_length, ether_packet_length; + int is_last; + + header_start = skb->data; + + if (unlikely(header_start[0] != 0x57 || header_start[1] != 0x44)) { + if (!memcmp(header_start, EXPECTED_UNKNOWN_HEADER_1, + sizeof(EXPECTED_UNKNOWN_HEADER_1)) || !memcmp( + header_start, EXPECTED_UNKNOWN_HEADER_2, + sizeof(EXPECTED_UNKNOWN_HEADER_2))) { + netdev_dbg( + dev->net, + "Received expected unknown frame header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n", + header_start[0], header_start[1], + header_start[2], header_start[3], + header_start[4], header_start[5], + skb->len - KALMIA_HEADER_LENGTH); + } + else { + netdev_err( + dev->net, + "Received unknown frame header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n", + header_start[0], header_start[1], + header_start[2], header_start[3], + header_start[4], header_start[5], + skb->len - KALMIA_HEADER_LENGTH); + return 0; + } + } + else + netdev_dbg( + dev->net, + "Received header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n", + header_start[0], header_start[1], header_start[2], + header_start[3], header_start[4], header_start[5], + skb->len - KALMIA_HEADER_LENGTH); + + /* subtract start header and end header */ + usb_packet_length = skb->len - (2 * KALMIA_HEADER_LENGTH); + ether_packet_length = header_start[2] + (header_start[3] << 8); + skb_pull(skb, KALMIA_HEADER_LENGTH); + + /* Some small packets misses end marker */ + if (usb_packet_length < ether_packet_length) { + ether_packet_length = usb_packet_length + + KALMIA_HEADER_LENGTH; + is_last = true; + } + else { + netdev_dbg(dev->net, "Correct package length #%i", i + + 1); + + is_last = (memcmp(skb->data + ether_packet_length, + HEADER_END_OF_USB_PACKET, + sizeof(HEADER_END_OF_USB_PACKET)) == 0); + if (!is_last) { + header_start = skb->data + ether_packet_length; + netdev_dbg( + dev->net, + "End header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n", + header_start[0], header_start[1], + header_start[2], header_start[3], + header_start[4], header_start[5], + skb->len - KALMIA_HEADER_LENGTH); + } + } + + if (is_last) { + skb2 = skb; + } + else { + skb2 = skb_clone(skb, GFP_ATOMIC); + if (unlikely(!skb2)) + return 0; + } + + skb_trim(skb2, ether_packet_length); + + if (is_last) { + return 1; + } + else { + usbnet_skb_return(dev, skb2); + skb_pull(skb, ether_packet_length); + } + + i++; + } + while (skb->len); + + return 1; +} + +static const struct driver_info kalmia_info = { + .description = "Samsung Kalmia LTE USB dongle", + .flags = FLAG_WWAN, + .bind = kalmia_bind, + .rx_fixup = kalmia_rx_fixup, + .tx_fixup = kalmia_tx_fixup +}; + +/*-------------------------------------------------------------------------*/ + +static const struct usb_device_id products[] = { + /* The unswitched USB ID, to get the module auto loaded: */ + { USB_DEVICE(0x04e8, 0x689a) }, + /* The stick swithed into modem (by e.g. usb_modeswitch): */ + { USB_DEVICE(0x04e8, 0x6889), + .driver_info = (unsigned long) &kalmia_info, }, + { /* EMPTY == end of list */} }; +MODULE_DEVICE_TABLE( usb, products); + +static struct usb_driver kalmia_driver = { + .name = "kalmia", + .id_table = products, + .probe = usbnet_probe, + .disconnect = usbnet_disconnect, + .suspend = usbnet_suspend, + .resume = usbnet_resume +}; + +static int __init kalmia_init(void) +{ + return usb_register(&kalmia_driver); +} +module_init( kalmia_init); + +static void __exit kalmia_exit(void) +{ + usb_deregister(&kalmia_driver); +} +module_exit( kalmia_exit); + +MODULE_AUTHOR("Marius Bjoernstad Kotsbak <marius@kotsbak.com>"); +MODULE_DESCRIPTION("Samsung Kalmia USB network driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c index e050bd6..777d1a4 100644 --- a/drivers/net/wan/farsync.c +++ b/drivers/net/wan/farsync.c @@ -2203,8 +2203,10 @@ fst_open(struct net_device *dev) if (port->mode != FST_RAW) { err = hdlc_open(dev); - if (err) + if (err) { + module_put(THIS_MODULE); return err; + } } fst_openport(port); diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 660831c..687c1f2 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1288,6 +1288,8 @@ int mwifiex_register_cfg80211(struct net_device *dev, u8 *mac, *(unsigned long *) wdev_priv = (unsigned long) priv; + set_wiphy_dev(wdev->wiphy, (struct device *) priv->adapter->dev); + ret = wiphy_register(wdev->wiphy); if (ret < 0) { dev_err(priv->adapter->dev, "%s: registering cfg80211 device\n", diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c index 3226118..aeac3cc 100644 --- a/drivers/net/wireless/mwl8k.c +++ b/drivers/net/wireless/mwl8k.c @@ -2474,6 +2474,7 @@ struct mwl8k_cmd_set_hw_spec { * faster client. */ #define MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY 0x00000400 +#define MWL8K_SET_HW_SPEC_FLAG_GENERATE_CCMP_HDR 0x00000200 #define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 #define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP 0x00000020 #define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON 0x00000010 @@ -2510,7 +2511,8 @@ static int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT | MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP | MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON | - MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY); + MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY | + MWL8K_SET_HW_SPEC_FLAG_GENERATE_CCMP_HDR); cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index a3984f4..f34b5b2 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -141,6 +141,13 @@ static struct notifier_block module_load_nb = { .notifier_call = module_load_notify, }; +static void free_all_tasks(void) +{ + /* make sure we don't leak task structs */ + process_task_mortuary(); + process_task_mortuary(); +} + int sync_start(void) { int err; @@ -148,8 +155,6 @@ int sync_start(void) if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL)) return -ENOMEM; - mutex_lock(&buffer_mutex); - err = task_handoff_register(&task_free_nb); if (err) goto out1; @@ -166,7 +171,6 @@ int sync_start(void) start_cpu_work(); out: - mutex_unlock(&buffer_mutex); return err; out4: profile_event_unregister(PROFILE_MUNMAP, &munmap_nb); @@ -174,6 +178,7 @@ out3: profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb); out2: task_handoff_unregister(&task_free_nb); + free_all_tasks(); out1: free_cpumask_var(marked_cpus); goto out; @@ -182,20 +187,16 @@ out1: void sync_stop(void) { - /* flush buffers */ - mutex_lock(&buffer_mutex); end_cpu_work(); unregister_module_notifier(&module_load_nb); profile_event_unregister(PROFILE_MUNMAP, &munmap_nb); profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb); task_handoff_unregister(&task_free_nb); - mutex_unlock(&buffer_mutex); - flush_cpu_work(); + barrier(); /* do all of the above first */ - /* make sure we don't leak task structs */ - process_task_mortuary(); - process_task_mortuary(); + flush_cpu_work(); + free_all_tasks(); free_cpumask_var(marked_cpus); } diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index 135df16..46767c5 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -624,7 +624,7 @@ static int pci_pm_prepare(struct device *dev) * system from the sleep state, we'll have to prevent it from signaling * wake-up. */ - pm_runtime_resume(dev); + pm_runtime_get_sync(dev); if (drv && drv->pm && drv->pm->prepare) error = drv->pm->prepare(dev); @@ -638,6 +638,8 @@ static void pci_pm_complete(struct device *dev) if (drv && drv->pm && drv->pm->complete) drv->pm->complete(dev); + + pm_runtime_put_sync(dev); } #else /* !CONFIG_PM_SLEEP */ diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 56098b3..5f10c23 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3271,11 +3271,11 @@ void __init pci_register_set_vga_state(arch_set_vga_state_t func) } static int pci_set_vga_state_arch(struct pci_dev *dev, bool decode, - unsigned int command_bits, bool change_bridge) + unsigned int command_bits, u32 flags) { if (arch_set_vga_state) return arch_set_vga_state(dev, decode, command_bits, - change_bridge); + flags); return 0; } diff --git a/drivers/pcmcia/pxa2xx_vpac270.c b/drivers/pcmcia/pxa2xx_vpac270.c index 435002d..712baab 100644 --- a/drivers/pcmcia/pxa2xx_vpac270.c +++ b/drivers/pcmcia/pxa2xx_vpac270.c @@ -11,6 +11,7 @@ * */ +#include <linux/gpio.h> #include <linux/module.h> #include <linux/platform_device.h> diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c index a8d03ae..e7f301da2 100644 --- a/drivers/ptp/ptp_chardev.c +++ b/drivers/ptp/ptp_chardev.c @@ -46,7 +46,8 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg) caps.n_ext_ts = ptp->info->n_ext_ts; caps.n_per_out = ptp->info->n_per_out; caps.pps = ptp->info->pps; - err = copy_to_user((void __user *)arg, &caps, sizeof(caps)); + if (copy_to_user((void __user *)arg, &caps, sizeof(caps))) + err = -EFAULT; break; case PTP_EXTTS_REQUEST: @@ -129,8 +130,10 @@ ssize_t ptp_read(struct posix_clock *pc, return -ERESTARTSYS; } - if (ptp->defunct) + if (ptp->defunct) { + mutex_unlock(&ptp->tsevq_mux); return -ENODEV; + } spin_lock_irqsave(&queue->lock, flags); @@ -150,10 +153,8 @@ ssize_t ptp_read(struct posix_clock *pc, mutex_unlock(&ptp->tsevq_mux); - if (copy_to_user(buf, event, cnt)) { - mutex_unlock(&ptp->tsevq_mux); + if (copy_to_user(buf, event, cnt)) return -EFAULT; - } return cnt; } diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index ef6316a..df68618 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -318,7 +318,7 @@ int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) } EXPORT_SYMBOL_GPL(rtc_read_alarm); -int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) +static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) { struct rtc_time tm; long now, scheduled; diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index d0e06ed..cace6d3 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -421,7 +421,8 @@ static long rtc_dev_ioctl(struct file *file, err = ops->ioctl(rtc->dev.parent, cmd, arg); if (err == -ENOIOCTLCMD) err = -ENOTTY; - } + } else + err = -ENOTTY; break; } diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c index 4f64183..7e9c399 100644 --- a/drivers/sh/clk/core.c +++ b/drivers/sh/clk/core.c @@ -635,7 +635,7 @@ static void clks_core_resume(void) struct clk *clkp; list_for_each_entry(clkp, &clock_list, node) { - if (likely(clkp->ops)) { + if (likely(clkp->usecount && clkp->ops)) { unsigned long rate = clkp->rate; if (likely(clkp->ops->set_parent)) diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c index 6a9e58d..d18ce9e 100644 --- a/drivers/spi/amba-pl022.c +++ b/drivers/spi/amba-pl022.c @@ -1861,6 +1861,7 @@ static int pl022_setup(struct spi_device *spi) } if ((clk_freq.cpsdvsr < CPSDVR_MIN) || (clk_freq.cpsdvsr > CPSDVR_MAX)) { + status = -EINVAL; dev_err(&spi->dev, "cpsdvsr is configured incorrectly\n"); goto err_config_params; diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c index f706dba..cc880c9 100644 --- a/drivers/spi/spi_bfin5xx.c +++ b/drivers/spi/spi_bfin5xx.c @@ -681,13 +681,14 @@ static void bfin_spi_pump_transfers(unsigned long data) drv_data->cs_change = transfer->cs_change; /* Bits per word setup */ - bits_per_word = transfer->bits_per_word ? : message->spi->bits_per_word; - if ((bits_per_word > 0) && (bits_per_word % 16 == 0)) { + bits_per_word = transfer->bits_per_word ? : + message->spi->bits_per_word ? : 8; + if (bits_per_word % 16 == 0) { drv_data->n_bytes = bits_per_word/8; drv_data->len = (transfer->len) >> 1; cr_width = BIT_CTL_WORDSIZE; drv_data->ops = &bfin_bfin_spi_transfer_ops_u16; - } else if ((bits_per_word > 0) && (bits_per_word % 8 == 0)) { + } else if (bits_per_word % 8 == 0) { drv_data->n_bytes = bits_per_word/8; drv_data->len = transfer->len; cr_width = 0; diff --git a/drivers/staging/iio/accel/adis16201.h b/drivers/staging/iio/accel/adis16201.h index 0b9b854..4cc1a5b 100644 --- a/drivers/staging/iio/accel/adis16201.h +++ b/drivers/staging/iio/accel/adis16201.h @@ -81,7 +81,6 @@ struct adis16201_state { int adis16201_set_irq(struct iio_dev *indio_dev, bool enable); -#ifdef CONFIG_IIO_RING_BUFFER enum adis16201_scan { ADIS16201_SCAN_SUPPLY, ADIS16201_SCAN_ACC_X, @@ -92,6 +91,7 @@ enum adis16201_scan { ADIS16201_SCAN_INCLI_Y, }; +#ifdef CONFIG_IIO_RING_BUFFER void adis16201_remove_trigger(struct iio_dev *indio_dev); int adis16201_probe_trigger(struct iio_dev *indio_dev); diff --git a/drivers/staging/iio/accel/adis16203.h b/drivers/staging/iio/accel/adis16203.h index 8bb8ce5..175e21b 100644 --- a/drivers/staging/iio/accel/adis16203.h +++ b/drivers/staging/iio/accel/adis16203.h @@ -76,7 +76,6 @@ struct adis16203_state { int adis16203_set_irq(struct iio_dev *indio_dev, bool enable); -#ifdef CONFIG_IIO_RING_BUFFER enum adis16203_scan { ADIS16203_SCAN_SUPPLY, ADIS16203_SCAN_AUX_ADC, @@ -85,6 +84,7 @@ enum adis16203_scan { ADIS16203_SCAN_INCLI_Y, }; +#ifdef CONFIG_IIO_RING_BUFFER void adis16203_remove_trigger(struct iio_dev *indio_dev); int adis16203_probe_trigger(struct iio_dev *indio_dev); diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index f2cb750..4652109 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -1397,6 +1397,7 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev, int fifosize, base_baud; int port_type; struct pch_uart_driver_data *board; + const char *board_name; board = &drv_dat[id->driver_data]; port_type = board->port_type; @@ -1412,7 +1413,8 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev, base_baud = 1843200; /* 1.8432MHz */ /* quirk for CM-iTC board */ - if (strstr(dmi_get_system_info(DMI_BOARD_NAME), "CM-iTC")) + board_name = dmi_get_system_info(DMI_BOARD_NAME); + if (board_name && strstr(board_name, "CM-iTC")) base_baud = 192000000; /* 192.0MHz */ switch (port_type) { diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index e35a176..aa3cc46 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -375,7 +375,7 @@ static int usb_unbind_interface(struct device *dev) * Just re-enable it without affecting the endpoint toggles. */ usb_enable_interface(udev, intf, false); - } else if (!error && !intf->dev.power.in_suspend) { + } else if (!error && !intf->dev.power.is_prepared) { r = usb_set_interface(udev, intf->altsetting[0]. desc.bInterfaceNumber, 0); if (r < 0) @@ -960,7 +960,7 @@ void usb_rebind_intf(struct usb_interface *intf) } /* Try to rebind the interface */ - if (!intf->dev.power.in_suspend) { + if (!intf->dev.power.is_prepared) { intf->needs_binding = 0; rc = device_attach(&intf->dev); if (rc < 0) @@ -1107,7 +1107,7 @@ static int usb_resume_interface(struct usb_device *udev, if (intf->condition == USB_INTERFACE_UNBOUND) { /* Carry out a deferred switch to altsetting 0 */ - if (intf->needs_altsetting0 && !intf->dev.power.in_suspend) { + if (intf->needs_altsetting0 && !intf->dev.power.is_prepared) { usb_set_interface(udev, intf->altsetting[0]. desc.bInterfaceNumber, 0); intf->needs_altsetting0 = 0; diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index ebb893c..d7aaec5 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -248,10 +248,6 @@ static int atyfb_sync(struct fb_info *info); static int aty_init(struct fb_info *info); -#ifdef CONFIG_ATARI -static int store_video_par(char *videopar, unsigned char m64_num); -#endif - static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc); static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc); @@ -2268,11 +2264,13 @@ error: return; } +#ifdef CONFIG_PCI static void aty_bl_exit(struct backlight_device *bd) { backlight_device_unregister(bd); printk("aty: Backlight unloaded\n"); } +#endif /* CONFIG_PCI */ #endif /* CONFIG_FB_ATY_BACKLIGHT */ @@ -2789,7 +2787,7 @@ aty_init_exit: return ret; } -#ifdef CONFIG_ATARI +#if defined(CONFIG_ATARI) && !defined(MODULE) static int __devinit store_video_par(char *video_str, unsigned char m64_num) { char *p; @@ -2818,7 +2816,7 @@ static int __devinit store_video_par(char *video_str, unsigned char m64_num) phys_vmembase[m64_num] = 0; return -1; } -#endif /* CONFIG_ATARI */ +#endif /* CONFIG_ATARI && !MODULE */ /* * Blank the display. diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 0c9373b..2d93c8d 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -302,6 +302,18 @@ config BACKLIGHT_ADP8860 To compile this driver as a module, choose M here: the module will be called adp8860_bl. +config BACKLIGHT_ADP8870 + tristate "Backlight Driver for ADP8870 using WLED" + depends on BACKLIGHT_CLASS_DEVICE && I2C + select NEW_LEDS + select LEDS_CLASS + help + If you have a LCD backlight connected to the ADP8870, + say Y here to enable this driver. + + To compile this driver as a module, choose M here: the module will + be called adp8870_bl. + config BACKLIGHT_88PM860X tristate "Backlight Driver for 88PM8606 using WLED" depends on MFD_88PM860X diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index b9ca849..ee72adb 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_BACKLIGHT_WM831X) += wm831x_bl.o obj-$(CONFIG_BACKLIGHT_ADX) += adx_bl.o obj-$(CONFIG_BACKLIGHT_ADP5520) += adp5520_bl.o obj-$(CONFIG_BACKLIGHT_ADP8860) += adp8860_bl.o +obj-$(CONFIG_BACKLIGHT_ADP8870) += adp8870_bl.o obj-$(CONFIG_BACKLIGHT_88PM860X) += 88pm860x_bl.o obj-$(CONFIG_BACKLIGHT_PCF50633) += pcf50633-backlight.o diff --git a/drivers/video/backlight/adp8870_bl.c b/drivers/video/backlight/adp8870_bl.c new file mode 100644 index 0000000..05a8832 --- /dev/null +++ b/drivers/video/backlight/adp8870_bl.c @@ -0,0 +1,1012 @@ +/* + * Backlight driver for Analog Devices ADP8870 Backlight Devices + * + * Copyright 2009-2011 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/module.h> +#include <linux/version.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/pm.h> +#include <linux/platform_device.h> +#include <linux/i2c.h> +#include <linux/fb.h> +#include <linux/backlight.h> +#include <linux/leds.h> +#include <linux/workqueue.h> +#include <linux/slab.h> + +#include <linux/i2c/adp8870.h> +#define ADP8870_EXT_FEATURES +#define ADP8870_USE_LEDS + + +#define ADP8870_MFDVID 0x00 /* Manufacturer and device ID */ +#define ADP8870_MDCR 0x01 /* Device mode and status */ +#define ADP8870_INT_STAT 0x02 /* Interrupts status */ +#define ADP8870_INT_EN 0x03 /* Interrupts enable */ +#define ADP8870_CFGR 0x04 /* Configuration register */ +#define ADP8870_BLSEL 0x05 /* Sink enable backlight or independent */ +#define ADP8870_PWMLED 0x06 /* PWM Enable Selection Register */ +#define ADP8870_BLOFF 0x07 /* Backlight off timeout */ +#define ADP8870_BLDIM 0x08 /* Backlight dim timeout */ +#define ADP8870_BLFR 0x09 /* Backlight fade in and out rates */ +#define ADP8870_BLMX1 0x0A /* Backlight (Brightness Level 1-daylight) maximum current */ +#define ADP8870_BLDM1 0x0B /* Backlight (Brightness Level 1-daylight) dim current */ +#define ADP8870_BLMX2 0x0C /* Backlight (Brightness Level 2-bright) maximum current */ +#define ADP8870_BLDM2 0x0D /* Backlight (Brightness Level 2-bright) dim current */ +#define ADP8870_BLMX3 0x0E /* Backlight (Brightness Level 3-office) maximum current */ +#define ADP8870_BLDM3 0x0F /* Backlight (Brightness Level 3-office) dim current */ +#define ADP8870_BLMX4 0x10 /* Backlight (Brightness Level 4-indoor) maximum current */ +#define ADP8870_BLDM4 0x11 /* Backlight (Brightness Level 4-indoor) dim current */ +#define ADP8870_BLMX5 0x12 /* Backlight (Brightness Level 5-dark) maximum current */ +#define ADP8870_BLDM5 0x13 /* Backlight (Brightness Level 5-dark) dim current */ +#define ADP8870_ISCLAW 0x1A /* Independent sink current fade law register */ +#define ADP8870_ISCC 0x1B /* Independent sink current control register */ +#define ADP8870_ISCT1 0x1C /* Independent Sink Current Timer Register LED[7:5] */ +#define ADP8870_ISCT2 0x1D /* Independent Sink Current Timer Register LED[4:1] */ +#define ADP8870_ISCF 0x1E /* Independent sink current fade register */ +#define ADP8870_ISC1 0x1F /* Independent Sink Current LED1 */ +#define ADP8870_ISC2 0x20 /* Independent Sink Current LED2 */ +#define ADP8870_ISC3 0x21 /* Independent Sink Current LED3 */ +#define ADP8870_ISC4 0x22 /* Independent Sink Current LED4 */ +#define ADP8870_ISC5 0x23 /* Independent Sink Current LED5 */ +#define ADP8870_ISC6 0x24 /* Independent Sink Current LED6 */ +#define ADP8870_ISC7 0x25 /* Independent Sink Current LED7 (Brightness Level 1-daylight) */ +#define ADP8870_ISC7_L2 0x26 /* Independent Sink Current LED7 (Brightness Level 2-bright) */ +#define ADP8870_ISC7_L3 0x27 /* Independent Sink Current LED7 (Brightness Level 3-office) */ +#define ADP8870_ISC7_L4 0x28 /* Independent Sink Current LED7 (Brightness Level 4-indoor) */ +#define ADP8870_ISC7_L5 0x29 /* Independent Sink Current LED7 (Brightness Level 5-dark) */ +#define ADP8870_CMP_CTL 0x2D /* ALS Comparator Control Register */ +#define ADP8870_ALS1_EN 0x2E /* Main ALS comparator level enable */ +#define ADP8870_ALS2_EN 0x2F /* Second ALS comparator level enable */ +#define ADP8870_ALS1_STAT 0x30 /* Main ALS Comparator Status Register */ +#define ADP8870_ALS2_STAT 0x31 /* Second ALS Comparator Status Register */ +#define ADP8870_L2TRP 0x32 /* L2 comparator reference */ +#define ADP8870_L2HYS 0x33 /* L2 hysteresis */ +#define ADP8870_L3TRP 0x34 /* L3 comparator reference */ +#define ADP8870_L3HYS 0x35 /* L3 hysteresis */ +#define ADP8870_L4TRP 0x36 /* L4 comparator reference */ +#define ADP8870_L4HYS 0x37 /* L4 hysteresis */ +#define ADP8870_L5TRP 0x38 /* L5 comparator reference */ +#define ADP8870_L5HYS 0x39 /* L5 hysteresis */ +#define ADP8870_PH1LEVL 0x40 /* First phototransistor ambient light level-low byte register */ +#define ADP8870_PH1LEVH 0x41 /* First phototransistor ambient light level-high byte register */ +#define ADP8870_PH2LEVL 0x42 /* Second phototransistor ambient light level-low byte register */ +#define ADP8870_PH2LEVH 0x43 /* Second phototransistor ambient light level-high byte register */ + +#define ADP8870_MANUFID 0x3 /* Analog Devices AD8870 Manufacturer and device ID */ +#define ADP8870_DEVID(x) ((x) & 0xF) +#define ADP8870_MANID(x) ((x) >> 4) + +/* MDCR Device mode and status */ +#define D7ALSEN (1 << 7) +#define INT_CFG (1 << 6) +#define NSTBY (1 << 5) +#define DIM_EN (1 << 4) +#define GDWN_DIS (1 << 3) +#define SIS_EN (1 << 2) +#define CMP_AUTOEN (1 << 1) +#define BLEN (1 << 0) + +/* ADP8870_ALS1_EN Main ALS comparator level enable */ +#define L5_EN (1 << 3) +#define L4_EN (1 << 2) +#define L3_EN (1 << 1) +#define L2_EN (1 << 0) + +#define CFGR_BLV_SHIFT 3 +#define CFGR_BLV_MASK 0x7 +#define ADP8870_FLAG_LED_MASK 0xFF + +#define FADE_VAL(in, out) ((0xF & (in)) | ((0xF & (out)) << 4)) +#define BL_CFGR_VAL(law, blv) ((((blv) & CFGR_BLV_MASK) << CFGR_BLV_SHIFT) | ((0x3 & (law)) << 1)) +#define ALS_CMPR_CFG_VAL(filt) ((0x7 & (filt)) << 1) + +struct adp8870_bl { + struct i2c_client *client; + struct backlight_device *bl; + struct adp8870_led *led; + struct adp8870_backlight_platform_data *pdata; + struct mutex lock; + unsigned long cached_daylight_max; + int id; + int revid; + int current_brightness; +}; + +struct adp8870_led { + struct led_classdev cdev; + struct work_struct work; + struct i2c_client *client; + enum led_brightness new_brightness; + int id; + int flags; +}; + +static int adp8870_read(struct i2c_client *client, int reg, uint8_t *val) +{ + int ret; + + ret = i2c_smbus_read_byte_data(client, reg); + if (ret < 0) { + dev_err(&client->dev, "failed reading at 0x%02x\n", reg); + return ret; + } + + *val = ret; + return 0; +} + + +static int adp8870_write(struct i2c_client *client, u8 reg, u8 val) +{ + int ret = i2c_smbus_write_byte_data(client, reg, val); + if (ret) + dev_err(&client->dev, "failed to write\n"); + + return ret; +} + +static int adp8870_set_bits(struct i2c_client *client, int reg, uint8_t bit_mask) +{ + struct adp8870_bl *data = i2c_get_clientdata(client); + uint8_t reg_val; + int ret; + + mutex_lock(&data->lock); + + ret = adp8870_read(client, reg, ®_val); + + if (!ret && ((reg_val & bit_mask) == 0)) { + reg_val |= bit_mask; + ret = adp8870_write(client, reg, reg_val); + } + + mutex_unlock(&data->lock); + return ret; +} + +static int adp8870_clr_bits(struct i2c_client *client, int reg, uint8_t bit_mask) +{ + struct adp8870_bl *data = i2c_get_clientdata(client); + uint8_t reg_val; + int ret; + + mutex_lock(&data->lock); + + ret = adp8870_read(client, reg, ®_val); + + if (!ret && (reg_val & bit_mask)) { + reg_val &= ~bit_mask; + ret = adp8870_write(client, reg, reg_val); + } + + mutex_unlock(&data->lock); + return ret; +} + +/* + * Independent sink / LED + */ +#if defined(ADP8870_USE_LEDS) +static void adp8870_led_work(struct work_struct *work) +{ + struct adp8870_led *led = container_of(work, struct adp8870_led, work); + adp8870_write(led->client, ADP8870_ISC1 + led->id - 1, + led->new_brightness >> 1); +} + +static void adp8870_led_set(struct led_classdev *led_cdev, + enum led_brightness value) +{ + struct adp8870_led *led; + + led = container_of(led_cdev, struct adp8870_led, cdev); + led->new_brightness = value; + /* + * Use workqueue for IO since I2C operations can sleep. + */ + schedule_work(&led->work); +} + +static int adp8870_led_setup(struct adp8870_led *led) +{ + struct i2c_client *client = led->client; + int ret = 0; + + ret = adp8870_write(client, ADP8870_ISC1 + led->id - 1, 0); + if (ret) + return ret; + + ret = adp8870_set_bits(client, ADP8870_ISCC, 1 << (led->id - 1)); + if (ret) + return ret; + + if (led->id > 4) + ret = adp8870_set_bits(client, ADP8870_ISCT1, + (led->flags & 0x3) << ((led->id - 5) * 2)); + else + ret = adp8870_set_bits(client, ADP8870_ISCT2, + (led->flags & 0x3) << ((led->id - 1) * 2)); + + return ret; +} + +static int __devinit adp8870_led_probe(struct i2c_client *client) +{ + struct adp8870_backlight_platform_data *pdata = + client->dev.platform_data; + struct adp8870_bl *data = i2c_get_clientdata(client); + struct adp8870_led *led, *led_dat; + struct led_info *cur_led; + int ret, i; + + + led = kcalloc(pdata->num_leds, sizeof(*led), GFP_KERNEL); + if (led == NULL) { + dev_err(&client->dev, "failed to alloc memory\n"); + return -ENOMEM; + } + + ret = adp8870_write(client, ADP8870_ISCLAW, pdata->led_fade_law); + if (ret) + goto err_free; + + ret = adp8870_write(client, ADP8870_ISCT1, + (pdata->led_on_time & 0x3) << 6); + if (ret) + goto err_free; + + ret = adp8870_write(client, ADP8870_ISCF, + FADE_VAL(pdata->led_fade_in, pdata->led_fade_out)); + if (ret) + goto err_free; + + for (i = 0; i < pdata->num_leds; ++i) { + cur_led = &pdata->leds[i]; + led_dat = &led[i]; + + led_dat->id = cur_led->flags & ADP8870_FLAG_LED_MASK; + + if (led_dat->id > 7 || led_dat->id < 1) { + dev_err(&client->dev, "Invalid LED ID %d\n", + led_dat->id); + goto err; + } + + if (pdata->bl_led_assign & (1 << (led_dat->id - 1))) { + dev_err(&client->dev, "LED %d used by Backlight\n", + led_dat->id); + goto err; + } + + led_dat->cdev.name = cur_led->name; + led_dat->cdev.default_trigger = cur_led->default_trigger; + led_dat->cdev.brightness_set = adp8870_led_set; + led_dat->cdev.brightness = LED_OFF; + led_dat->flags = cur_led->flags >> FLAG_OFFT_SHIFT; + led_dat->client = client; + led_dat->new_brightness = LED_OFF; + INIT_WORK(&led_dat->work, adp8870_led_work); + + ret = led_classdev_register(&client->dev, &led_dat->cdev); + if (ret) { + dev_err(&client->dev, "failed to register LED %d\n", + led_dat->id); + goto err; + } + + ret = adp8870_led_setup(led_dat); + if (ret) { + dev_err(&client->dev, "failed to write\n"); + i++; + goto err; + } + } + + data->led = led; + + return 0; + + err: + for (i = i - 1; i >= 0; --i) { + led_classdev_unregister(&led[i].cdev); + cancel_work_sync(&led[i].work); + } + + err_free: + kfree(led); + + return ret; +} + +static int __devexit adp8870_led_remove(struct i2c_client *client) +{ + struct adp8870_backlight_platform_data *pdata = + client->dev.platform_data; + struct adp8870_bl *data = i2c_get_clientdata(client); + int i; + + for (i = 0; i < pdata->num_leds; i++) { + led_classdev_unregister(&data->led[i].cdev); + cancel_work_sync(&data->led[i].work); + } + + kfree(data->led); + return 0; +} +#else +static int __devinit adp8870_led_probe(struct i2c_client *client) +{ + return 0; +} + +static int __devexit adp8870_led_remove(struct i2c_client *client) +{ + return 0; +} +#endif + +static int adp8870_bl_set(struct backlight_device *bl, int brightness) +{ + struct adp8870_bl *data = bl_get_data(bl); + struct i2c_client *client = data->client; + int ret = 0; + + if (data->pdata->en_ambl_sens) { + if ((brightness > 0) && (brightness < ADP8870_MAX_BRIGHTNESS)) { + /* Disable Ambient Light auto adjust */ + ret = adp8870_clr_bits(client, ADP8870_MDCR, + CMP_AUTOEN); + if (ret) + return ret; + ret = adp8870_write(client, ADP8870_BLMX1, brightness); + if (ret) + return ret; + } else { + /* + * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust + * restore daylight l1 sysfs brightness + */ + ret = adp8870_write(client, ADP8870_BLMX1, + data->cached_daylight_max); + if (ret) + return ret; + + ret = adp8870_set_bits(client, ADP8870_MDCR, + CMP_AUTOEN); + if (ret) + return ret; + } + } else { + ret = adp8870_write(client, ADP8870_BLMX1, brightness); + if (ret) + return ret; + } + + if (data->current_brightness && brightness == 0) + ret = adp8870_set_bits(client, + ADP8870_MDCR, DIM_EN); + else if (data->current_brightness == 0 && brightness) + ret = adp8870_clr_bits(client, + ADP8870_MDCR, DIM_EN); + + if (!ret) + data->current_brightness = brightness; + + return ret; +} + +static int adp8870_bl_update_status(struct backlight_device *bl) +{ + int brightness = bl->props.brightness; + if (bl->props.power != FB_BLANK_UNBLANK) + brightness = 0; + + if (bl->props.fb_blank != FB_BLANK_UNBLANK) + brightness = 0; + + return adp8870_bl_set(bl, brightness); +} + +static int adp8870_bl_get_brightness(struct backlight_device *bl) +{ + struct adp8870_bl *data = bl_get_data(bl); + + return data->current_brightness; +} + +static const struct backlight_ops adp8870_bl_ops = { + .update_status = adp8870_bl_update_status, + .get_brightness = adp8870_bl_get_brightness, +}; + +static int adp8870_bl_setup(struct backlight_device *bl) +{ + struct adp8870_bl *data = bl_get_data(bl); + struct i2c_client *client = data->client; + struct adp8870_backlight_platform_data *pdata = data->pdata; + int ret = 0; + + ret = adp8870_write(client, ADP8870_BLSEL, ~pdata->bl_led_assign); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_PWMLED, pdata->pwm_assign); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLMX1, pdata->l1_daylight_max); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLDM1, pdata->l1_daylight_dim); + if (ret) + return ret; + + if (pdata->en_ambl_sens) { + data->cached_daylight_max = pdata->l1_daylight_max; + ret = adp8870_write(client, ADP8870_BLMX2, + pdata->l2_bright_max); + if (ret) + return ret; + ret = adp8870_write(client, ADP8870_BLDM2, + pdata->l2_bright_dim); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLMX3, + pdata->l3_office_max); + if (ret) + return ret; + ret = adp8870_write(client, ADP8870_BLDM3, + pdata->l3_office_dim); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLMX4, + pdata->l4_indoor_max); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLDM4, + pdata->l4_indor_dim); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLMX5, + pdata->l5_dark_max); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLDM5, + pdata->l5_dark_dim); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L2TRP, pdata->l2_trip); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L2HYS, pdata->l2_hyst); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L3TRP, pdata->l3_trip); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L3HYS, pdata->l3_hyst); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L4TRP, pdata->l4_trip); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L4HYS, pdata->l4_hyst); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L5TRP, pdata->l5_trip); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_L5HYS, pdata->l5_hyst); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_ALS1_EN, L5_EN | L4_EN | + L3_EN | L2_EN); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_CMP_CTL, + ALS_CMPR_CFG_VAL(pdata->abml_filt)); + if (ret) + return ret; + } + + ret = adp8870_write(client, ADP8870_CFGR, + BL_CFGR_VAL(pdata->bl_fade_law, 0)); + if (ret) + return ret; + + ret = adp8870_write(client, ADP8870_BLFR, FADE_VAL(pdata->bl_fade_in, + pdata->bl_fade_out)); + if (ret) + return ret; + /* + * ADP8870 Rev0 requires GDWN_DIS bit set + */ + + ret = adp8870_set_bits(client, ADP8870_MDCR, BLEN | DIM_EN | NSTBY | + (data->revid == 0 ? GDWN_DIS : 0)); + + return ret; +} + +static ssize_t adp8870_show(struct device *dev, char *buf, int reg) +{ + struct adp8870_bl *data = dev_get_drvdata(dev); + int error; + uint8_t reg_val; + + mutex_lock(&data->lock); + error = adp8870_read(data->client, reg, ®_val); + mutex_unlock(&data->lock); + + if (error < 0) + return error; + + return sprintf(buf, "%u\n", reg_val); +} + +static ssize_t adp8870_store(struct device *dev, const char *buf, + size_t count, int reg) +{ + struct adp8870_bl *data = dev_get_drvdata(dev); + unsigned long val; + int ret; + + ret = strict_strtoul(buf, 10, &val); + if (ret) + return ret; + + mutex_lock(&data->lock); + adp8870_write(data->client, reg, val); + mutex_unlock(&data->lock); + + return count; +} + +static ssize_t adp8870_bl_l5_dark_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLMX5); +} + +static ssize_t adp8870_bl_l5_dark_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLMX5); +} +static DEVICE_ATTR(l5_dark_max, 0664, adp8870_bl_l5_dark_max_show, + adp8870_bl_l5_dark_max_store); + + +static ssize_t adp8870_bl_l4_indoor_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLMX4); +} + +static ssize_t adp8870_bl_l4_indoor_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLMX4); +} +static DEVICE_ATTR(l4_indoor_max, 0664, adp8870_bl_l4_indoor_max_show, + adp8870_bl_l4_indoor_max_store); + + +static ssize_t adp8870_bl_l3_office_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLMX3); +} + +static ssize_t adp8870_bl_l3_office_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLMX3); +} + +static DEVICE_ATTR(l3_office_max, 0664, adp8870_bl_l3_office_max_show, + adp8870_bl_l3_office_max_store); + +static ssize_t adp8870_bl_l2_bright_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLMX2); +} + +static ssize_t adp8870_bl_l2_bright_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLMX2); +} +static DEVICE_ATTR(l2_bright_max, 0664, adp8870_bl_l2_bright_max_show, + adp8870_bl_l2_bright_max_store); + +static ssize_t adp8870_bl_l1_daylight_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLMX1); +} + +static ssize_t adp8870_bl_l1_daylight_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct adp8870_bl *data = dev_get_drvdata(dev); + int ret = strict_strtoul(buf, 10, &data->cached_daylight_max); + if (ret) + return ret; + + return adp8870_store(dev, buf, count, ADP8870_BLMX1); +} +static DEVICE_ATTR(l1_daylight_max, 0664, adp8870_bl_l1_daylight_max_show, + adp8870_bl_l1_daylight_max_store); + +static ssize_t adp8870_bl_l5_dark_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLDM5); +} + +static ssize_t adp8870_bl_l5_dark_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLDM5); +} +static DEVICE_ATTR(l5_dark_dim, 0664, adp8870_bl_l5_dark_dim_show, + adp8870_bl_l5_dark_dim_store); + +static ssize_t adp8870_bl_l4_indoor_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLDM4); +} + +static ssize_t adp8870_bl_l4_indoor_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLDM4); +} +static DEVICE_ATTR(l4_indoor_dim, 0664, adp8870_bl_l4_indoor_dim_show, + adp8870_bl_l4_indoor_dim_store); + + +static ssize_t adp8870_bl_l3_office_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLDM3); +} + +static ssize_t adp8870_bl_l3_office_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLDM3); +} +static DEVICE_ATTR(l3_office_dim, 0664, adp8870_bl_l3_office_dim_show, + adp8870_bl_l3_office_dim_store); + +static ssize_t adp8870_bl_l2_bright_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLDM2); +} + +static ssize_t adp8870_bl_l2_bright_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLDM2); +} +static DEVICE_ATTR(l2_bright_dim, 0664, adp8870_bl_l2_bright_dim_show, + adp8870_bl_l2_bright_dim_store); + +static ssize_t adp8870_bl_l1_daylight_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp8870_show(dev, buf, ADP8870_BLDM1); +} + +static ssize_t adp8870_bl_l1_daylight_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp8870_store(dev, buf, count, ADP8870_BLDM1); +} +static DEVICE_ATTR(l1_daylight_dim, 0664, adp8870_bl_l1_daylight_dim_show, + adp8870_bl_l1_daylight_dim_store); + +#ifdef ADP8870_EXT_FEATURES +static ssize_t adp8870_bl_ambient_light_level_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct adp8870_bl *data = dev_get_drvdata(dev); + int error; + uint8_t reg_val; + uint16_t ret_val; + + mutex_lock(&data->lock); + error = adp8870_read(data->client, ADP8870_PH1LEVL, ®_val); + if (error < 0) { + mutex_unlock(&data->lock); + return error; + } + ret_val = reg_val; + error = adp8870_read(data->client, ADP8870_PH1LEVH, ®_val); + mutex_unlock(&data->lock); + + if (error < 0) + return error; + + /* Return 13-bit conversion value for the first light sensor */ + ret_val += (reg_val & 0x1F) << 8; + + return sprintf(buf, "%u\n", ret_val); +} +static DEVICE_ATTR(ambient_light_level, 0444, + adp8870_bl_ambient_light_level_show, NULL); + +static ssize_t adp8870_bl_ambient_light_zone_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct adp8870_bl *data = dev_get_drvdata(dev); + int error; + uint8_t reg_val; + + mutex_lock(&data->lock); + error = adp8870_read(data->client, ADP8870_CFGR, ®_val); + mutex_unlock(&data->lock); + + if (error < 0) + return error; + + return sprintf(buf, "%u\n", + ((reg_val >> CFGR_BLV_SHIFT) & CFGR_BLV_MASK) + 1); +} + +static ssize_t adp8870_bl_ambient_light_zone_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct adp8870_bl *data = dev_get_drvdata(dev); + unsigned long val; + uint8_t reg_val; + int ret; + + ret = strict_strtoul(buf, 10, &val); + if (ret) + return ret; + + if (val == 0) { + /* Enable automatic ambient light sensing */ + adp8870_set_bits(data->client, ADP8870_MDCR, CMP_AUTOEN); + } else if ((val > 0) && (val < 6)) { + /* Disable automatic ambient light sensing */ + adp8870_clr_bits(data->client, ADP8870_MDCR, CMP_AUTOEN); + + /* Set user supplied ambient light zone */ + mutex_lock(&data->lock); + adp8870_read(data->client, ADP8870_CFGR, ®_val); + reg_val &= ~(CFGR_BLV_MASK << CFGR_BLV_SHIFT); + reg_val |= (val - 1) << CFGR_BLV_SHIFT; + adp8870_write(data->client, ADP8870_CFGR, reg_val); + mutex_unlock(&data->lock); + } + + return count; +} +static DEVICE_ATTR(ambient_light_zone, 0664, + adp8870_bl_ambient_light_zone_show, + adp8870_bl_ambient_light_zone_store); +#endif + +static struct attribute *adp8870_bl_attributes[] = { + &dev_attr_l5_dark_max.attr, + &dev_attr_l5_dark_dim.attr, + &dev_attr_l4_indoor_max.attr, + &dev_attr_l4_indoor_dim.attr, + &dev_attr_l3_office_max.attr, + &dev_attr_l3_office_dim.attr, + &dev_attr_l2_bright_max.attr, + &dev_attr_l2_bright_dim.attr, + &dev_attr_l1_daylight_max.attr, + &dev_attr_l1_daylight_dim.attr, +#ifdef ADP8870_EXT_FEATURES + &dev_attr_ambient_light_level.attr, + &dev_attr_ambient_light_zone.attr, +#endif + NULL +}; + +static const struct attribute_group adp8870_bl_attr_group = { + .attrs = adp8870_bl_attributes, +}; + +static int __devinit adp8870_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct backlight_properties props; + struct backlight_device *bl; + struct adp8870_bl *data; + struct adp8870_backlight_platform_data *pdata = + client->dev.platform_data; + uint8_t reg_val; + int ret; + + if (!i2c_check_functionality(client->adapter, + I2C_FUNC_SMBUS_BYTE_DATA)) { + dev_err(&client->dev, "SMBUS Byte Data not Supported\n"); + return -EIO; + } + + if (!pdata) { + dev_err(&client->dev, "no platform data?\n"); + return -EINVAL; + } + + ret = adp8870_read(client, ADP8870_MFDVID, ®_val); + if (ret < 0) + return -EIO; + + if (ADP8870_MANID(reg_val) != ADP8870_MANUFID) { + dev_err(&client->dev, "failed to probe\n"); + return -ENODEV; + } + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + + data->revid = ADP8870_DEVID(reg_val); + data->client = client; + data->pdata = pdata; + data->id = id->driver_data; + data->current_brightness = 0; + i2c_set_clientdata(client, data); + + mutex_init(&data->lock); + + memset(&props, 0, sizeof(props)); + props.type = BACKLIGHT_RAW; + props.max_brightness = props.brightness = ADP8870_MAX_BRIGHTNESS; + bl = backlight_device_register(dev_driver_string(&client->dev), + &client->dev, data, &adp8870_bl_ops, &props); + if (IS_ERR(bl)) { + dev_err(&client->dev, "failed to register backlight\n"); + ret = PTR_ERR(bl); + goto out2; + } + + data->bl = bl; + + if (pdata->en_ambl_sens) + ret = sysfs_create_group(&bl->dev.kobj, + &adp8870_bl_attr_group); + + if (ret) { + dev_err(&client->dev, "failed to register sysfs\n"); + goto out1; + } + + ret = adp8870_bl_setup(bl); + if (ret) { + ret = -EIO; + goto out; + } + + backlight_update_status(bl); + + dev_info(&client->dev, "Rev.%d Backlight\n", data->revid); + + if (pdata->num_leds) + adp8870_led_probe(client); + + return 0; + +out: + if (data->pdata->en_ambl_sens) + sysfs_remove_group(&data->bl->dev.kobj, + &adp8870_bl_attr_group); +out1: + backlight_device_unregister(bl); +out2: + i2c_set_clientdata(client, NULL); + kfree(data); + + return ret; +} + +static int __devexit adp8870_remove(struct i2c_client *client) +{ + struct adp8870_bl *data = i2c_get_clientdata(client); + + adp8870_clr_bits(client, ADP8870_MDCR, NSTBY); + + if (data->led) + adp8870_led_remove(client); + + if (data->pdata->en_ambl_sens) + sysfs_remove_group(&data->bl->dev.kobj, + &adp8870_bl_attr_group); + + backlight_device_unregister(data->bl); + i2c_set_clientdata(client, NULL); + kfree(data); + + return 0; +} + +#ifdef CONFIG_PM +static int adp8870_i2c_suspend(struct i2c_client *client, pm_message_t message) +{ + adp8870_clr_bits(client, ADP8870_MDCR, NSTBY); + + return 0; +} + +static int adp8870_i2c_resume(struct i2c_client *client) +{ + adp8870_set_bits(client, ADP8870_MDCR, NSTBY); + + return 0; +} +#else +#define adp8870_i2c_suspend NULL +#define adp8870_i2c_resume NULL +#endif + +static const struct i2c_device_id adp8870_id[] = { + { "adp8870", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, adp8870_id); + +static struct i2c_driver adp8870_driver = { + .driver = { + .name = KBUILD_MODNAME, + }, + .probe = adp8870_probe, + .remove = __devexit_p(adp8870_remove), + .suspend = adp8870_i2c_suspend, + .resume = adp8870_i2c_resume, + .id_table = adp8870_id, +}; + +static int __init adp8870_init(void) +{ + return i2c_add_driver(&adp8870_driver); +} +module_init(adp8870_init); + +static void __exit adp8870_exit(void) +{ + i2c_del_driver(&adp8870_driver); +} +module_exit(adp8870_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); +MODULE_DESCRIPTION("ADP8870 Backlight driver"); +MODULE_ALIAS("platform:adp8870-backlight"); diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c index 69c49df..784139a 100644 --- a/drivers/video/efifb.c +++ b/drivers/video/efifb.c @@ -541,7 +541,7 @@ static int __init efifb_init(void) */ ret = platform_driver_probe(&efifb_driver, efifb_probe); if (ret) { - platform_device_unregister(&efifb_driver); + platform_device_unregister(&efifb_device); return ret; } diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index 0352afa..4aecf21 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -235,13 +235,12 @@ static int s3c_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { struct s3c_fb_win *win = info->par; - struct s3c_fb_pd_win *windata = win->windata; struct s3c_fb *sfb = win->parent; dev_dbg(sfb->dev, "checking parameters\n"); - var->xres_virtual = max((unsigned int)windata->virtual_x, var->xres); - var->yres_virtual = max((unsigned int)windata->virtual_y, var->yres); + var->xres_virtual = max(var->xres_virtual, var->xres); + var->yres_virtual = max(var->yres_virtual, var->yres); if (!s3c_fb_validate_win_bpp(win, var->bits_per_pixel)) { dev_dbg(sfb->dev, "win %d: unsupported bpp %d\n", @@ -558,6 +557,13 @@ static int s3c_fb_set_par(struct fb_info *info) vidosd_set_alpha(win, alpha); vidosd_set_size(win, data); + /* Enable DMA channel for this window */ + if (sfb->variant.has_shadowcon) { + data = readl(sfb->regs + SHADOWCON); + data |= SHADOWCON_CHx_ENABLE(win_no); + writel(data, sfb->regs + SHADOWCON); + } + data = WINCONx_ENWIN; /* note, since we have to round up the bits-per-pixel, we end up @@ -637,13 +643,6 @@ static int s3c_fb_set_par(struct fb_info *info) writel(data, regs + sfb->variant.wincon + (win_no * 4)); writel(0x0, regs + sfb->variant.winmap + (win_no * 4)); - /* Enable DMA channel for this window */ - if (sfb->variant.has_shadowcon) { - data = readl(sfb->regs + SHADOWCON); - data |= SHADOWCON_CHx_ENABLE(win_no); - writel(data, sfb->regs + SHADOWCON); - } - shadow_protect_win(win, 0); return 0; @@ -1487,11 +1486,10 @@ static int __devexit s3c_fb_remove(struct platform_device *pdev) release_mem_region(sfb->regs_res->start, resource_size(sfb->regs_res)); - kfree(sfb); - pm_runtime_put_sync(sfb->dev); pm_runtime_disable(sfb->dev); + kfree(sfb); return 0; } diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c index 6ae40b6..7d54e2c 100644 --- a/drivers/video/sh_mobile_hdmi.c +++ b/drivers/video/sh_mobile_hdmi.c @@ -1127,23 +1127,16 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) struct fb_info *info = hdmi->info; unsigned long parent_rate = 0, hdmi_rate; - /* A device has been plugged in */ - pm_runtime_get_sync(hdmi->dev); - ret = sh_hdmi_read_edid(hdmi, &hdmi_rate, &parent_rate); - if (ret < 0) { - pm_runtime_put(hdmi->dev); + if (ret < 0) goto out; - } hdmi->hp_state = HDMI_HOTPLUG_EDID_DONE; /* Reconfigure the clock */ ret = sh_hdmi_clk_configure(hdmi, hdmi_rate, parent_rate); - if (ret < 0) { - pm_runtime_put(hdmi->dev); + if (ret < 0) goto out; - } msleep(10); sh_hdmi_configure(hdmi); @@ -1191,7 +1184,6 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) fb_set_suspend(hdmi->info, 1); console_unlock(); - pm_runtime_put(hdmi->dev); } out: @@ -1312,7 +1304,7 @@ static int __init sh_hdmi_probe(struct platform_device *pdev) INIT_DELAYED_WORK(&hdmi->edid_work, sh_hdmi_edid_work_fn); pm_runtime_enable(&pdev->dev); - pm_runtime_resume(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); /* Product and revision IDs are 0 in sh-mobile version */ dev_info(&pdev->dev, "Detected HDMI controller 0x%x:0x%x\n", @@ -1340,7 +1332,7 @@ static int __init sh_hdmi_probe(struct platform_device *pdev) ecodec: free_irq(irq, hdmi); ereqirq: - pm_runtime_suspend(&pdev->dev); + pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); iounmap(hdmi->base); emap: @@ -1377,7 +1369,7 @@ static int __exit sh_hdmi_remove(struct platform_device *pdev) free_irq(irq, hdmi); /* Wait for already scheduled work */ cancel_delayed_work_sync(&hdmi->edid_work); - pm_runtime_suspend(&pdev->dev); + pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); clk_disable(hdmi->hdmi_clk); clk_put(hdmi->hdmi_clk); diff --git a/drivers/w1/masters/Kconfig b/drivers/w1/masters/Kconfig index 00d615d..979d6ee 100644 --- a/drivers/w1/masters/Kconfig +++ b/drivers/w1/masters/Kconfig @@ -42,7 +42,7 @@ config W1_MASTER_MXC config W1_MASTER_DS1WM tristate "Maxim DS1WM 1-wire busmaster" - depends on W1 + depends on W1 && GENERIC_HARDIRQS help Say Y here to enable the DS1WM 1-wire driver, such as that in HP iPAQ devices like h5xxx, h2200, and ASIC3-based like diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 553da68..30df85d 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -395,9 +395,9 @@ static void unmask_evtchn(int port) static void xen_irq_init(unsigned irq) { struct irq_info *info; +#ifdef CONFIG_SMP struct irq_desc *desc = irq_to_desc(irq); -#ifdef CONFIG_SMP /* By default all event channels notify CPU#0. */ cpumask_copy(desc->irq_data.affinity, cpumask_of(0)); #endif |