Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

Conflicts:
	drivers/net/bnx2x/bnx2x_cmn.c

66 files changed, 675 insertions, 204 deletions

diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 7855f9f45b8e..62787e30d508 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -900,6 +900,14 @@ static void sender(void                *send_info,
         printk("**Enqueue: %d.%9.9d\n", t.tv_sec, t.tv_usec);
 #endif
 
+        /*
+         * last_timeout_jiffies is updated here to avoid
+         * smi_timeout() handler passing very large time_diff
+         * value to smi_event_handler() that causes
+         * the send command to abort.
+         */
+        smi_info->last_timeout_jiffies = jiffies;
+
         mod_timer(&smi_info->si_timer, jiffies + SI_TIMEOUT_JIFFIES);
 
         if (smi_info->thread)
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 490393186338..84b164d1eb2b 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -388,6 +388,10 @@ static void discard_port_data(struct port *port)
         unsigned int len;
         int ret;
 
+        if (!port->portdev) {
+                /* Device has been unplugged.  vqs are already gone. */
+                return;
+        }
         vq = port->in_vq;
         if (port->inbuf)
                 buf = port->inbuf;
@@ -470,6 +474,10 @@ static void reclaim_consumed_buffers(struct port *port)
         void *buf;
         unsigned int len;
 
+        if (!port->portdev) {
+                /* Device has been unplugged.  vqs are already gone. */
+                return;
+        }
         while ((buf = virtqueue_get_buf(port->out_vq, &len))) {
                 kfree(buf);
                 port->outvq_full = false;
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 6977a1ce9d98..f73ef4390db6 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -672,7 +672,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
         struct drm_crtc_helper_funcs *crtc_funcs;
         u16 *red, *green, *blue, *transp;
         struct drm_crtc *crtc;
-        int i, rc = 0;
+        int i, j, rc = 0;
         int start;
 
         for (i = 0; i < fb_helper->crtc_count; i++) {
@@ -685,7 +685,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
                 transp = cmap->transp;
                 start = cmap->start;
 
-                for (i = 0; i < cmap->len; i++) {
+                for (j = 0; j < cmap->len; j++) {
                         u16 hred, hgreen, hblue, htransp = 0xffff;
 
                         hred = *red++;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 3601466c5502..4ff9b6cc973f 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -865,7 +865,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
                 int max_freq;
 
                 /* RPSTAT1 is in the GT power well */
-                __gen6_force_wake_get(dev_priv);
+                __gen6_gt_force_wake_get(dev_priv);
 
                 seq_printf(m, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status);
                 seq_printf(m, "RPSTAT1: 0x%08x\n", I915_READ(GEN6_RPSTAT1));
@@ -888,7 +888,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
                 seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
                            max_freq * 100);
 
-                __gen6_force_wake_put(dev_priv);
+                __gen6_gt_force_wake_put(dev_priv);
         } else {
                 seq_printf(m, "no P-state info available\n");
         }
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 0ad533f06af9..22ec066adae6 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -46,6 +46,9 @@ module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400);
 unsigned int i915_powersave = 1;
 module_param_named(powersave, i915_powersave, int, 0600);
 
+unsigned int i915_semaphores = 0;
+module_param_named(semaphores, i915_semaphores, int, 0600);
+
 unsigned int i915_enable_rc6 = 0;
 module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
 
@@ -254,7 +257,7 @@ void intel_detect_pch (struct drm_device *dev)
         }
 }
 
-void __gen6_force_wake_get(struct drm_i915_private *dev_priv)
+void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
 {
         int count;
 
@@ -270,12 +273,22 @@ void __gen6_force_wake_get(struct drm_i915_private *dev_priv)
                 udelay(10);
 }
 
-void __gen6_force_wake_put(struct drm_i915_private *dev_priv)
+void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
 {
         I915_WRITE_NOTRACE(FORCEWAKE, 0);
         POSTING_READ(FORCEWAKE);
 }
 
+void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
+{
+        int loop = 500;
+        u32 fifo = I915_READ_NOTRACE(GT_FIFO_FREE_ENTRIES);
+        while (fifo < 20 && loop--) {
+                udelay(10);
+                fifo = I915_READ_NOTRACE(GT_FIFO_FREE_ENTRIES);
+        }
+}
+
 static int i915_drm_freeze(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 65dfe81d0035..456f40484838 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -956,6 +956,7 @@ extern struct drm_ioctl_desc i915_ioctls[];
 extern int i915_max_ioctl;
 extern unsigned int i915_fbpercrtc;
 extern unsigned int i915_powersave;
+extern unsigned int i915_semaphores;
 extern unsigned int i915_lvds_downclock;
 extern unsigned int i915_panel_use_ssc;
 extern unsigned int i915_enable_rc6;
@@ -1177,6 +1178,9 @@ void i915_gem_detach_phys_object(struct drm_device *dev,
 void i915_gem_free_all_phys_object(struct drm_device *dev);
 void i915_gem_release(struct drm_device *dev, struct drm_file *file);
 
+uint32_t
+i915_gem_get_unfenced_gtt_alignment(struct drm_i915_gem_object *obj);
+
 /* i915_gem_gtt.c */
 void i915_gem_restore_gtt_mappings(struct drm_device *dev);
 int __must_check i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj);
@@ -1353,22 +1357,32 @@ __i915_write(64, q)
  * must be set to prevent GT core from power down and stale values being
  * returned.
  */
-void __gen6_force_wake_get(struct drm_i915_private *dev_priv);
-void __gen6_force_wake_put (struct drm_i915_private *dev_priv);
-static inline u32 i915_safe_read(struct drm_i915_private *dev_priv, u32 reg)
+void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
+void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
+void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
+
+static inline u32 i915_gt_read(struct drm_i915_private *dev_priv, u32 reg)
 {
         u32 val;
 
         if (dev_priv->info->gen >= 6) {
-                __gen6_force_wake_get(dev_priv);
+                __gen6_gt_force_wake_get(dev_priv);
                 val = I915_READ(reg);
-                __gen6_force_wake_put(dev_priv);
+                __gen6_gt_force_wake_put(dev_priv);
         } else
                 val = I915_READ(reg);
 
         return val;
 }
 
+static inline void i915_gt_write(struct drm_i915_private *dev_priv,
+                                u32 reg, u32 val)
+{
+        if (dev_priv->info->gen >= 6)
+                __gen6_gt_wait_for_fifo(dev_priv);
+        I915_WRITE(reg, val);
+}
+
 static inline void
 i915_write(struct drm_i915_private *dev_priv, u32 reg, u64 val, int len)
 {
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index cf4f74c7c6fb..36e66cc5225e 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1398,7 +1398,7 @@ i915_gem_get_gtt_alignment(struct drm_i915_gem_object *obj)
  * Return the required GTT alignment for an object, only taking into account
  * unfenced tiled surface requirements.
  */
-static uint32_t
+uint32_t
 i915_gem_get_unfenced_gtt_alignment(struct drm_i915_gem_object *obj)
 {
         struct drm_device *dev = obj->base.dev;
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index d2f445e825f2..50ab1614571c 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -772,8 +772,8 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj,
         if (from == NULL || to == from)
                 return 0;
 
-        /* XXX gpu semaphores are currently causing hard hangs on SNB mobile */
-        if (INTEL_INFO(obj->base.dev)->gen < 6 || IS_MOBILE(obj->base.dev))
+        /* XXX gpu semaphores are implicated in various hard hangs on SNB */
+        if (INTEL_INFO(obj->base.dev)->gen < 6 || !i915_semaphores)
                 return i915_gem_object_wait_rendering(obj, true);
 
         idx = intel_ring_sync_index(from, to);
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 79a04fde69b5..d64843e18df2 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -184,7 +184,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
 static bool
 i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
 {
-        int tile_width, tile_height;
+        int tile_width;
 
         /* Linear is always fine */
         if (tiling_mode == I915_TILING_NONE)
@@ -215,20 +215,6 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
                 }
         }
 
-        if (IS_GEN2(dev) ||
-            (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev)))
-                tile_height = 32;
-        else
-                tile_height = 8;
-        /* i8xx is strange: It has 2 interleaved rows of tiles, so needs an even
-         * number of tile rows. */
-        if (IS_GEN2(dev))
-                tile_height *= 2;
-
-        /* Size needs to be aligned to a full tile row */
-        if (size & (tile_height * stride - 1))
-                return false;
-
         /* 965+ just needs multiples of tile width */
         if (INTEL_INFO(dev)->gen >= 4) {
                 if (stride & (tile_width - 1))
@@ -363,14 +349,27 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
                         (obj->gtt_offset + obj->base.size <= dev_priv->mm.gtt_mappable_end &&
                          i915_gem_object_fence_ok(obj, args->tiling_mode));
 
-                obj->tiling_changed = true;
-                obj->tiling_mode = args->tiling_mode;
-                obj->stride = args->stride;
+                /* Rebind if we need a change of alignment */
+                if (!obj->map_and_fenceable) {
+                        u32 unfenced_alignment =
+                                i915_gem_get_unfenced_gtt_alignment(obj);
+                        if (obj->gtt_offset & (unfenced_alignment - 1))
+                                ret = i915_gem_object_unbind(obj);
+                }
+
+                if (ret == 0) {
+                        obj->tiling_changed = true;
+                        obj->tiling_mode = args->tiling_mode;
+                        obj->stride = args->stride;
+                }
         }
+        /* we have to maintain this existing ABI... */
+        args->stride = obj->stride;
+        args->tiling_mode = obj->tiling_mode;
         drm_gem_object_unreference(&obj->base);
         mutex_unlock(&dev->struct_mutex);
 
-        return 0;
+        return ret;
 }
 
 /**
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 729d4233b763..2abe240dae58 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1553,7 +1553,17 @@
 
 /* Backlight control */
 #define BLC_PWM_CTL             0x61254
+#define   BACKLIGHT_MODULATION_FREQ_SHIFT               (17)
 #define BLC_PWM_CTL2            0x61250 /* 965+ only */
+#define   BLM_COMBINATION_MODE (1 << 30)
+/*
+ * This is the most significant 15 bits of the number of backlight cycles in a
+ * complete cycle of the modulated backlight control.
+ *
+ * The actual value is this field multiplied by two.
+ */
+#define   BACKLIGHT_MODULATION_FREQ_MASK                (0x7fff << 17)
+#define   BLM_LEGACY_MODE                               (1 << 16)
 /*
  * This is the number of cycles out of the backlight modulation cycle for which
  * the backlight is on.
@@ -3261,6 +3271,8 @@
 #define  FORCEWAKE                              0xA18C
 #define  FORCEWAKE_ACK                          0x130090
 
+#define  GT_FIFO_FREE_ENTRIES                   0x120008
+
 #define GEN6_RPNSWREQ                           0xA008
 #define   GEN6_TURBO_DISABLE                    (1<<31)
 #define   GEN6_FREQUENCY(x)                     ((x)<<25)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e79b25bbee6c..49fb54fd9a18 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1219,7 +1219,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
         u32 blt_ecoskpd;
 
         /* Make sure blitter notifies FBC of writes */
-        __gen6_force_wake_get(dev_priv);
+        __gen6_gt_force_wake_get(dev_priv);
         blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD);
         blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY <<
                 GEN6_BLITTER_LOCK_SHIFT;
@@ -1230,7 +1230,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
                          GEN6_BLITTER_LOCK_SHIFT);
         I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
         POSTING_READ(GEN6_BLITTER_ECOSKPD);
-        __gen6_force_wake_put(dev_priv);
+        __gen6_gt_force_wake_put(dev_priv);
 }
 
 static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
@@ -6282,7 +6282,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
          * userspace...
          */
         I915_WRITE(GEN6_RC_STATE, 0);
-        __gen6_force_wake_get(dev_priv);
+        __gen6_gt_force_wake_get(dev_priv);
 
         /* disable the counters and set deterministic thresholds */
         I915_WRITE(GEN6_RC_CONTROL, 0);
@@ -6380,7 +6380,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
         /* enable all PM interrupts */
         I915_WRITE(GEN6_PMINTRMSK, 0);
 
-        __gen6_force_wake_put(dev_priv);
+        __gen6_gt_force_wake_put(dev_priv);
 }
 
 void intel_enable_clock_gating(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index d860abeda70f..f8f86e57df22 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -30,6 +30,8 @@
 
 #include "intel_drv.h"
 
+#define PCI_LBPC 0xf4 /* legacy/combination backlight modes */
+
 void
 intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
                        struct drm_display_mode *adjusted_mode)
@@ -110,6 +112,19 @@ done:
         dev_priv->pch_pf_size = (width << 16) | height;
 }
 
+static int is_backlight_combination_mode(struct drm_device *dev)
+{
+        struct drm_i915_private *dev_priv = dev->dev_private;
+
+        if (INTEL_INFO(dev)->gen >= 4)
+                return I915_READ(BLC_PWM_CTL2) & BLM_COMBINATION_MODE;
+
+        if (IS_GEN2(dev))
+                return I915_READ(BLC_PWM_CTL) & BLM_LEGACY_MODE;
+
+        return 0;
+}
+
 static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv)
 {
         u32 val;
@@ -166,6 +181,9 @@ u32 intel_panel_get_max_backlight(struct drm_device *dev)
                         if (INTEL_INFO(dev)->gen < 4)
                                 max &= ~1;
                 }
+
+                if (is_backlight_combination_mode(dev))
+                        max *= 0xff;
         }
 
         DRM_DEBUG_DRIVER("max backlight PWM = %d\n", max);
@@ -183,6 +201,14 @@ u32 intel_panel_get_backlight(struct drm_device *dev)
                 val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
                 if (IS_PINEVIEW(dev))
                         val >>= 1;
+
+                if (is_backlight_combination_mode(dev)){
+                        u8 lbpc;
+
+                        val &= ~1;
+                        pci_read_config_byte(dev->pdev, PCI_LBPC, &lbpc);
+                        val *= lbpc;
+                }
         }
 
         DRM_DEBUG_DRIVER("get backlight PWM = %d\n", val);
@@ -205,6 +231,16 @@ void intel_panel_set_backlight(struct drm_device *dev, u32 level)
 
         if (HAS_PCH_SPLIT(dev))
                 return intel_pch_panel_set_backlight(dev, level);
+
+        if (is_backlight_combination_mode(dev)){
+                u32 max = intel_panel_get_max_backlight(dev);
+                u8 lbpc;
+
+                lbpc = level * 0xfe / max + 1;
+                level /= lbpc;
+                pci_write_config_byte(dev->pdev, PCI_LBPC, lbpc);
+        }
+
         tmp = I915_READ(BLC_PWM_CTL);
         if (IS_PINEVIEW(dev)) {
                 tmp &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1);
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 6d6fde85a636..34306865a5df 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -14,22 +14,23 @@ struct  intel_hw_status_page {
         struct          drm_i915_gem_object *obj;
 };
 
-#define I915_RING_READ(reg) i915_safe_read(dev_priv, reg)
+#define I915_RING_READ(reg) i915_gt_read(dev_priv, reg)
+#define I915_RING_WRITE(reg, val) i915_gt_write(dev_priv, reg, val)
 
 #define I915_READ_TAIL(ring) I915_RING_READ(RING_TAIL((ring)->mmio_base))
-#define I915_WRITE_TAIL(ring, val) I915_WRITE(RING_TAIL((ring)->mmio_base), val)
+#define I915_WRITE_TAIL(ring, val) I915_RING_WRITE(RING_TAIL((ring)->mmio_base), val)
 
 #define I915_READ_START(ring) I915_RING_READ(RING_START((ring)->mmio_base))
-#define I915_WRITE_START(ring, val) I915_WRITE(RING_START((ring)->mmio_base), val)
+#define I915_WRITE_START(ring, val) I915_RING_WRITE(RING_START((ring)->mmio_base), val)
 
 #define I915_READ_HEAD(ring)  I915_RING_READ(RING_HEAD((ring)->mmio_base))
-#define I915_WRITE_HEAD(ring, val) I915_WRITE(RING_HEAD((ring)->mmio_base), val)
+#define I915_WRITE_HEAD(ring, val) I915_RING_WRITE(RING_HEAD((ring)->mmio_base), val)
 
 #define I915_READ_CTL(ring) I915_RING_READ(RING_CTL((ring)->mmio_base))
-#define I915_WRITE_CTL(ring, val) I915_WRITE(RING_CTL((ring)->mmio_base), val)
+#define I915_WRITE_CTL(ring, val) I915_RING_WRITE(RING_CTL((ring)->mmio_base), val)
 
-#define I915_WRITE_IMR(ring, val) I915_WRITE(RING_IMR((ring)->mmio_base), val)
 #define I915_READ_IMR(ring) I915_RING_READ(RING_IMR((ring)->mmio_base))
+#define I915_WRITE_IMR(ring, val) I915_RING_WRITE(RING_IMR((ring)->mmio_base), val)
 
 #define I915_READ_NOPID(ring) I915_RING_READ(RING_NOPID((ring)->mmio_base))
 #define I915_READ_SYNC_0(ring) I915_RING_READ(RING_SYNC_0((ring)->mmio_base))
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c
index 65699bfaaaea..b368ed74aad7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dma.c
@@ -83,7 +83,8 @@ nouveau_dma_init(struct nouveau_channel *chan)
                 return ret;
 
         /* NV_MEMORY_TO_MEMORY_FORMAT requires a notifier object */
-        ret = nouveau_notifier_alloc(chan, NvNotify0, 32, &chan->m2mf_ntfy);
+        ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfd0, 0x1000,
+                                     &chan->m2mf_ntfy);
         if (ret)
                 return ret;
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 9821fcacc3d2..982d70b12722 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -852,7 +852,8 @@ extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
 extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
 extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
 extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
-                                   int cout, uint32_t *offset);
+                                   int cout, uint32_t start, uint32_t end,
+                                   uint32_t *offset);
 extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
 extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
                                          struct drm_file *);
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 26347b7cd872..b0fb9bdcddb7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -725,8 +725,10 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man,
         ret = vram->get(dev, mem->num_pages << PAGE_SHIFT,
                         mem->page_alignment << PAGE_SHIFT, size_nc,
                         (nvbo->tile_flags >> 8) & 0xff, &node);
-        if (ret)
-                return ret;
+        if (ret) {
+                mem->mm_node = NULL;
+                return (ret == -ENOSPC) ? 0 : ret;
+        }
 
         node->page_shift = 12;
         if (nvbo->vma.node)
diff --git a/drivers/gpu/drm/nouveau/nouveau_mm.c b/drivers/gpu/drm/nouveau/nouveau_mm.c
index 8844b50c3e54..7609756b6faf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mm.c
@@ -123,7 +123,7 @@ nouveau_mm_get(struct nouveau_mm *rmm, int type, u32 size, u32 size_nc,
                 return 0;
         }
 
-        return -ENOMEM;
+        return -ENOSPC;
 }
 
 int
diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c
index fe29d604b820..5ea167623a82 100644
--- a/drivers/gpu/drm/nouveau/nouveau_notifier.c
+++ b/drivers/gpu/drm/nouveau/nouveau_notifier.c
@@ -96,7 +96,8 @@ nouveau_notifier_gpuobj_dtor(struct drm_device *dev,
 
 int
 nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle,
-                       int size, uint32_t *b_offset)
+                       int size, uint32_t start, uint32_t end,
+                       uint32_t *b_offset)
 {
         struct drm_device *dev = chan->dev;
         struct nouveau_gpuobj *nobj = NULL;
@@ -104,9 +105,10 @@ nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle,
         uint32_t offset;
         int target, ret;
 
-        mem = drm_mm_search_free(&chan->notifier_heap, size, 0, 0);
+        mem = drm_mm_search_free_in_range(&chan->notifier_heap, size, 0,
+                                          start, end, 0);
         if (mem)
-                mem = drm_mm_get_block(mem, size, 0);
+                mem = drm_mm_get_block_range(mem, size, 0, start, end);
         if (!mem) {
                 NV_ERROR(dev, "Channel %d notifier block full\n", chan->id);
                 return -ENOMEM;
@@ -177,7 +179,8 @@ nouveau_ioctl_notifier_alloc(struct drm_device *dev, void *data,
         if (IS_ERR(chan))
                 return PTR_ERR(chan);
 
-        ret = nouveau_notifier_alloc(chan, na->handle, na->size, &na->offset);
+        ret = nouveau_notifier_alloc(chan, na->handle, na->size, 0, 0x1000,
+                                     &na->offset);
         nouveau_channel_put(&chan);
         return ret;
 }
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c
index ea0041810ae3..e57caa2a00e3 100644
--- a/drivers/gpu/drm/nouveau/nv50_instmem.c
+++ b/drivers/gpu/drm/nouveau/nv50_instmem.c
@@ -403,16 +403,24 @@ nv50_instmem_unmap(struct nouveau_gpuobj *gpuobj)
 void
 nv50_instmem_flush(struct drm_device *dev)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        spin_lock(&dev_priv->ramin_lock);
         nv_wr32(dev, 0x00330c, 0x00000001);
         if (!nv_wait(dev, 0x00330c, 0x00000002, 0x00000000))
                 NV_ERROR(dev, "PRAMIN flush timeout\n");
+        spin_unlock(&dev_priv->ramin_lock);
 }
 
 void
 nv84_instmem_flush(struct drm_device *dev)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        spin_lock(&dev_priv->ramin_lock);
         nv_wr32(dev, 0x070000, 0x00000001);
         if (!nv_wait(dev, 0x070000, 0x00000002, 0x00000000))
                 NV_ERROR(dev, "PRAMIN flush timeout\n");
+        spin_unlock(&dev_priv->ramin_lock);
 }
 
diff --git a/drivers/gpu/drm/nouveau/nv50_vm.c b/drivers/gpu/drm/nouveau/nv50_vm.c
index 459ff08241e5..6144156f255a 100644
--- a/drivers/gpu/drm/nouveau/nv50_vm.c
+++ b/drivers/gpu/drm/nouveau/nv50_vm.c
@@ -169,7 +169,11 @@ nv50_vm_flush(struct nouveau_vm *vm)
 void
 nv50_vm_flush_engine(struct drm_device *dev, int engine)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        spin_lock(&dev_priv->ramin_lock);
         nv_wr32(dev, 0x100c80, (engine << 16) | 1);
         if (!nv_wait(dev, 0x100c80, 0x00000001, 0x00000000))
                 NV_ERROR(dev, "vm flush timeout: engine %d\n", engine);
+        spin_unlock(&dev_priv->ramin_lock);
 }
diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index 2e067dd2ee51..50ea1f43bdc1 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -29,6 +29,7 @@
 #include <linux/pci.h>
 #include <linux/mutex.h>
 #include <linux/ktime.h>
+#include <linux/slab.h>
 
 #define PCH_EVENT_SET   0       /* I2C Interrupt Event Set Status */
 #define PCH_EVENT_NONE  1       /* I2C Interrupt Event Clear Status */
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index ef3bcb1ce864..61653f079671 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -249,7 +249,7 @@ static struct i2c_adapter ocores_adapter = {
 static int ocores_i2c_of_probe(struct platform_device* pdev,
                                 struct ocores_i2c* i2c)
 {
-        __be32* val;
+        const __be32* val;
 
         val = of_get_property(pdev->dev.of_node, "regstep", NULL);
         if (!val) {
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 829a2a1029f7..58a58c7eaa17 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -378,9 +378,7 @@ static int omap_i2c_init(struct omap_i2c_dev *dev)
                          * REVISIT: Some wkup sources might not be needed.
                          */
                         dev->westate = OMAP_I2C_WE_ALL;
-                        if (dev->rev < OMAP_I2C_REV_ON_4430)
-                                omap_i2c_write_reg(dev, OMAP_I2C_WE_REG,
-                                                                dev->westate);
+                        omap_i2c_write_reg(dev, OMAP_I2C_WE_REG, dev->westate);
                 }
         }
         omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0);
diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c
index bc6a67768af1..8c4852114eeb 100644
--- a/drivers/media/common/tuners/tda8290.c
+++ b/drivers/media/common/tuners/tda8290.c
@@ -658,13 +658,13 @@ static int tda8290_probe(struct tuner_i2c_props *i2c_props)
 #define TDA8290_ID 0x89
         u8 reg = 0x1f, id;
         struct i2c_msg msg_read[] = {
-                { .addr = 0x4b, .flags = 0, .len = 1, .buf = &reg },
-                { .addr = 0x4b, .flags = I2C_M_RD, .len = 1, .buf = &id },
+                { .addr = i2c_props->addr, .flags = 0, .len = 1, .buf = &reg },
+                { .addr = i2c_props->addr, .flags = I2C_M_RD, .len = 1, .buf = &id },
         };
 
         /* detect tda8290 */
         if (i2c_transfer(i2c_props->adap, msg_read, 2) != 2) {
-                printk(KERN_WARNING "%s: tda8290 couldn't read register 0x%02x\n",
+                printk(KERN_WARNING "%s: couldn't read register 0x%02x\n",
                                __func__, reg);
                 return -ENODEV;
         }
@@ -685,13 +685,13 @@ static int tda8295_probe(struct tuner_i2c_props *i2c_props)
 #define TDA8295C2_ID 0x8b
         u8 reg = 0x2f, id;
         struct i2c_msg msg_read[] = {
-                { .addr = 0x4b, .flags = 0, .len = 1, .buf = &reg },
-                { .addr = 0x4b, .flags = I2C_M_RD, .len = 1, .buf = &id },
+                { .addr = i2c_props->addr, .flags = 0, .len = 1, .buf = &reg },
+                { .addr = i2c_props->addr, .flags = I2C_M_RD, .len = 1, .buf = &id },
         };
 
-        /* detect tda8290 */
+        /* detect tda8295 */
         if (i2c_transfer(i2c_props->adap, msg_read, 2) != 2) {
-                printk(KERN_WARNING "%s: tda8290 couldn't read register 0x%02x\n",
+                printk(KERN_WARNING "%s: couldn't read register 0x%02x\n",
                                __func__, reg);
                 return -ENODEV;
         }
diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c
index defd83964ce2..193cdb77b76a 100644
--- a/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -870,6 +870,23 @@ static int dib7070p_tuner_attach(struct dvb_usb_adapter *adap)
         return 0;
 }
 
+static int stk7700p_pid_filter(struct dvb_usb_adapter *adapter, int index,
+                u16 pid, int onoff)
+{
+        struct dib0700_state *st = adapter->dev->priv;
+        if (st->is_dib7000pc)
+                return dib7000p_pid_filter(adapter->fe, index, pid, onoff);
+        return dib7000m_pid_filter(adapter->fe, index, pid, onoff);
+}
+
+static int stk7700p_pid_filter_ctrl(struct dvb_usb_adapter *adapter, int onoff)
+{
+        struct dib0700_state *st = adapter->dev->priv;
+        if (st->is_dib7000pc)
+                return dib7000p_pid_filter_ctrl(adapter->fe, onoff);
+        return dib7000m_pid_filter_ctrl(adapter->fe, onoff);
+}
+
 static int stk70x0p_pid_filter(struct dvb_usb_adapter *adapter, int index, u16 pid, int onoff)
 {
     return dib7000p_pid_filter(adapter->fe, index, pid, onoff);
@@ -1875,8 +1892,8 @@ struct dvb_usb_device_properties dib0700_devices[] = {
                         {
                                 .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
                                 .pid_filter_count = 32,
-                                .pid_filter       = stk70x0p_pid_filter,
-                                .pid_filter_ctrl  = stk70x0p_pid_filter_ctrl,
+                                .pid_filter       = stk7700p_pid_filter,
+                                .pid_filter_ctrl  = stk7700p_pid_filter_ctrl,
                                 .frontend_attach  = stk7700p_frontend_attach,
                                 .tuner_attach     = stk7700p_tuner_attach,
 
diff --git a/drivers/media/dvb/dvb-usb/lmedm04.c b/drivers/media/dvb/dvb-usb/lmedm04.c
index 9eea4188303b..46ccd01a7696 100644
--- a/drivers/media/dvb/dvb-usb/lmedm04.c
+++ b/drivers/media/dvb/dvb-usb/lmedm04.c
@@ -659,7 +659,7 @@ static int lme2510_download_firmware(struct usb_device *dev,
 }
 
 /* Default firmware for LME2510C */
-const char lme_firmware[50] = "dvb-usb-lme2510c-s7395.fw";
+char lme_firmware[50] = "dvb-usb-lme2510c-s7395.fw";
 
 static void lme_coldreset(struct usb_device *dev)
 {
@@ -1006,7 +1006,7 @@ static struct dvb_usb_device_properties lme2510c_properties = {
         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
         .usb_ctrl = DEVICE_SPECIFIC,
         .download_firmware = lme2510_download_firmware,
-        .firmware = lme_firmware,
+        .firmware = (const char *)&lme_firmware,
         .size_of_priv = sizeof(struct lme2510_state),
         .num_adapters = 1,
         .adapter = {
@@ -1109,5 +1109,5 @@ module_exit(lme2510_module_exit);
 
 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
-MODULE_VERSION("1.74");
+MODULE_VERSION("1.75");
 MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/dib7000m.c b/drivers/media/dvb/frontends/dib7000m.c
index c7f5ccf54aa5..289a79837f24 100644
--- a/drivers/media/dvb/frontends/dib7000m.c
+++ b/drivers/media/dvb/frontends/dib7000m.c
@@ -1285,6 +1285,25 @@ struct i2c_adapter * dib7000m_get_i2c_master(struct dvb_frontend *demod, enum di
 }
 EXPORT_SYMBOL(dib7000m_get_i2c_master);
 
+int dib7000m_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff)
+{
+        struct dib7000m_state *state = fe->demodulator_priv;
+        u16 val = dib7000m_read_word(state, 294 + state->reg_offs) & 0xffef;
+        val |= (onoff & 0x1) << 4;
+        dprintk("PID filter enabled %d", onoff);
+        return dib7000m_write_word(state, 294 + state->reg_offs, val);
+}
+EXPORT_SYMBOL(dib7000m_pid_filter_ctrl);
+
+int dib7000m_pid_filter(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff)
+{
+        struct dib7000m_state *state = fe->demodulator_priv;
+        dprintk("PID filter: index %x, PID %d, OnOff %d", id, pid, onoff);
+        return dib7000m_write_word(state, 300 + state->reg_offs + id,
+                        onoff ? (1 << 13) | pid : 0);
+}
+EXPORT_SYMBOL(dib7000m_pid_filter);
+
 #if 0
 /* used with some prototype boards */
 int dib7000m_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods,
diff --git a/drivers/media/dvb/frontends/dib7000m.h b/drivers/media/dvb/frontends/dib7000m.h
index 113819ce9f0d..81fcf2241c64 100644
--- a/drivers/media/dvb/frontends/dib7000m.h
+++ b/drivers/media/dvb/frontends/dib7000m.h
@@ -46,6 +46,8 @@ extern struct dvb_frontend *dib7000m_attach(struct i2c_adapter *i2c_adap,
 extern struct i2c_adapter *dib7000m_get_i2c_master(struct dvb_frontend *,
                                                    enum dibx000_i2c_interface,
                                                    int);
+extern int dib7000m_pid_filter(struct dvb_frontend *, u8 id, u16 pid, u8 onoff);
+extern int dib7000m_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff);
 #else
 static inline
 struct dvb_frontend *dib7000m_attach(struct i2c_adapter *i2c_adap,
@@ -63,6 +65,19 @@ struct i2c_adapter *dib7000m_get_i2c_master(struct dvb_frontend *demod,
         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
         return NULL;
 }
+static inline int dib7000m_pid_filter(struct dvb_frontend *fe, u8 id,
+                                                u16 pid, u8 onoff)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return -ENODEV;
+}
+
+static inline int dib7000m_pid_filter_ctrl(struct dvb_frontend *fe,
+                                                uint8_t onoff)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return -ENODEV;
+}
 #endif
 
 /* TODO
diff --git a/drivers/media/dvb/mantis/mantis_pci.c b/drivers/media/dvb/mantis/mantis_pci.c
index 59feeb84aec7..10a432a79d00 100644
--- a/drivers/media/dvb/mantis/mantis_pci.c
+++ b/drivers/media/dvb/mantis/mantis_pci.c
@@ -22,7 +22,6 @@
 #include <linux/moduleparam.h>
 #include <linux/kernel.h>
 #include <asm/io.h>
-#include <asm/pgtable.h>
 #include <asm/page.h>
 #include <linux/kmod.h>
 #include <linux/vmalloc.h>
diff --git a/drivers/media/rc/ir-raw.c b/drivers/media/rc/ir-raw.c
index 73230ff93b8a..01f258a2a57a 100644
--- a/drivers/media/rc/ir-raw.c
+++ b/drivers/media/rc/ir-raw.c
@@ -112,7 +112,7 @@ int ir_raw_event_store_edge(struct rc_dev *dev, enum raw_event_type type)
 {
         ktime_t                 now;
         s64                     delta; /* ns */
-        struct ir_raw_event     ev;
+        DEFINE_IR_RAW_EVENT(ev);
         int                     rc = 0;
 
         if (!dev->raw)
@@ -125,7 +125,6 @@ int ir_raw_event_store_edge(struct rc_dev *dev, enum raw_event_type type)
          * being called for the first time, note that delta can't
          * possibly be negative.
          */
-        ev.duration = 0;
         if (delta > IR_MAX_DURATION || !dev->raw->last_type)
                 type |= IR_START_EVENT;
         else
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 6df0a4980645..e4f8eac7f717 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -148,6 +148,7 @@ enum mceusb_model_type {
         MCE_GEN2_TX_INV,
         POLARIS_EVK,
         CX_HYBRID_TV,
+        MULTIFUNCTION,
 };
 
 struct mceusb_model {
@@ -155,9 +156,10 @@ struct mceusb_model {
         u32 mce_gen2:1;
         u32 mce_gen3:1;
         u32 tx_mask_normal:1;
-        u32 is_polaris:1;
         u32 no_tx:1;
 
+        int ir_intfnum;
+
         const char *rc_map;     /* Allow specify a per-board map */
         const char *name;       /* per-board name */
 };
@@ -179,7 +181,6 @@ static const struct mceusb_model mceusb_model[] = {
                 .tx_mask_normal = 1,
         },
         [POLARIS_EVK] = {
-                .is_polaris = 1,
                 /*
                  * In fact, the EVK is shipped without
                  * remotes, but we should have something handy,
@@ -189,10 +190,13 @@ static const struct mceusb_model mceusb_model[] = {
                 .name = "Conexant Hybrid TV (cx231xx) MCE IR",
         },
         [CX_HYBRID_TV] = {
-                .is_polaris = 1,
                 .no_tx = 1, /* tx isn't wired up at all */
                 .name = "Conexant Hybrid TV (cx231xx) MCE IR",
         },
+        [MULTIFUNCTION] = {
+                .mce_gen2 = 1,
+                .ir_intfnum = 2,
+        },
 };
 
 static struct usb_device_id mceusb_dev_table[] = {
@@ -216,8 +220,9 @@ static struct usb_device_id mceusb_dev_table[] = {
         { USB_DEVICE(VENDOR_PHILIPS, 0x206c) },
         /* Philips/Spinel plus IR transceiver for ASUS */
         { USB_DEVICE(VENDOR_PHILIPS, 0x2088) },
-        /* Realtek MCE IR Receiver */
-        { USB_DEVICE(VENDOR_REALTEK, 0x0161) },
+        /* Realtek MCE IR Receiver and card reader */
+        { USB_DEVICE(VENDOR_REALTEK, 0x0161),
+          .driver_info = MULTIFUNCTION },
         /* SMK/Toshiba G83C0004D410 */
         { USB_DEVICE(VENDOR_SMK, 0x031d),
           .driver_info = MCE_GEN2_TX_INV },
@@ -1101,7 +1106,7 @@ static int __devinit mceusb_dev_probe(struct usb_interface *intf,
         bool is_gen3;
         bool is_microsoft_gen1;
         bool tx_mask_normal;
-        bool is_polaris;
+        int ir_intfnum;
 
         dev_dbg(&intf->dev, "%s called\n", __func__);
 
@@ -1110,13 +1115,11 @@ static int __devinit mceusb_dev_probe(struct usb_interface *intf,
         is_gen3 = mceusb_model[model].mce_gen3;
         is_microsoft_gen1 = mceusb_model[model].mce_gen1;
         tx_mask_normal = mceusb_model[model].tx_mask_normal;
-        is_polaris = mceusb_model[model].is_polaris;
+        ir_intfnum = mceusb_model[model].ir_intfnum;
 
-        if (is_polaris) {
-                /* Interface 0 is IR */
-                if (idesc->desc.bInterfaceNumber)
-                        return -ENODEV;
-        }
+        /* There are multi-function devices with non-IR interfaces */
+        if (idesc->desc.bInterfaceNumber != ir_intfnum)
+                return -ENODEV;
 
         /* step through the endpoints to find first bulk in and out endpoint */
         for (i = 0; i < idesc->desc.bNumEndpoints; ++i) {
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c
index 273d9d674792..d4d64492a057 100644
--- a/drivers/media/rc/nuvoton-cir.c
+++ b/drivers/media/rc/nuvoton-cir.c
@@ -385,8 +385,9 @@ static void nvt_cir_regs_init(struct nvt_dev *nvt)
 
 static void nvt_cir_wake_regs_init(struct nvt_dev *nvt)
 {
-        /* set number of bytes needed for wake key comparison (default 67) */
-        nvt_cir_wake_reg_write(nvt, CIR_WAKE_FIFO_LEN, CIR_WAKE_FIFO_CMP_DEEP);
+        /* set number of bytes needed for wake from s3 (default 65) */
+        nvt_cir_wake_reg_write(nvt, CIR_WAKE_FIFO_CMP_BYTES,
+                               CIR_WAKE_FIFO_CMP_DEEP);
 
         /* set tolerance/variance allowed per byte during wake compare */
         nvt_cir_wake_reg_write(nvt, CIR_WAKE_CMP_TOLERANCE,
diff --git a/drivers/media/rc/nuvoton-cir.h b/drivers/media/rc/nuvoton-cir.h
index 1df82351cb03..048135eea702 100644
--- a/drivers/media/rc/nuvoton-cir.h
+++ b/drivers/media/rc/nuvoton-cir.h
@@ -305,8 +305,11 @@ struct nvt_dev {
 #define CIR_WAKE_IRFIFOSTS_RX_EMPTY     0x20
 #define CIR_WAKE_IRFIFOSTS_RX_FULL      0x10
 
-/* CIR Wake FIFO buffer is 67 bytes long */
-#define CIR_WAKE_FIFO_LEN               67
+/*
+ * The CIR Wake FIFO buffer is 67 bytes long, but the stock remote wakes
+ * the system comparing only 65 bytes (fails with this set to 67)
+ */
+#define CIR_WAKE_FIFO_CMP_BYTES         65
 /* CIR Wake byte comparison tolerance */
 #define CIR_WAKE_CMP_TOLERANCE          5
 
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 512a2f4ada0e..5b4422ef4e6d 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -850,7 +850,7 @@ static ssize_t store_protocols(struct device *device,
                         count++;
                 } else {
                         for (i = 0; i < ARRAY_SIZE(proto_names); i++) {
-                                if (!strncasecmp(tmp, proto_names[i].name, strlen(proto_names[i].name))) {
+                                if (!strcasecmp(tmp, proto_names[i].name)) {
                                         tmp += strlen(proto_names[i].name);
                                         mask = proto_names[i].type;
                                         break;
diff --git a/drivers/media/video/au0828/au0828-video.c b/drivers/media/video/au0828/au0828-video.c
index e41e4ad5cc40..9c475c600fc9 100644
--- a/drivers/media/video/au0828/au0828-video.c
+++ b/drivers/media/video/au0828/au0828-video.c
@@ -1758,7 +1758,12 @@ static int vidioc_reqbufs(struct file *file, void *priv,
         if (rc < 0)
                 return rc;
 
-        return videobuf_reqbufs(&fh->vb_vidq, rb);
+        if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                rc = videobuf_reqbufs(&fh->vb_vidq, rb);
+        else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+                rc = videobuf_reqbufs(&fh->vb_vbiq, rb);
+
+        return rc;
 }
 
 static int vidioc_querybuf(struct file *file, void *priv,
@@ -1772,7 +1777,12 @@ static int vidioc_querybuf(struct file *file, void *priv,
         if (rc < 0)
                 return rc;
 
-        return videobuf_querybuf(&fh->vb_vidq, b);
+        if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                rc = videobuf_querybuf(&fh->vb_vidq, b);
+        else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+                rc = videobuf_querybuf(&fh->vb_vbiq, b);
+
+        return rc;
 }
 
 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1785,7 +1795,12 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
         if (rc < 0)
                 return rc;
 
-        return videobuf_qbuf(&fh->vb_vidq, b);
+        if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                rc = videobuf_qbuf(&fh->vb_vidq, b);
+        else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+                rc = videobuf_qbuf(&fh->vb_vbiq, b);
+
+        return rc;
 }
 
 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1806,7 +1821,12 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
                 dev->greenscreen_detected = 0;
         }
 
-        return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
+        if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                rc = videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
+        else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+                rc = videobuf_dqbuf(&fh->vb_vbiq, b, file->f_flags & O_NONBLOCK);
+
+        return rc;
 }
 
 static struct v4l2_file_operations au0828_v4l_fops = {
diff --git a/drivers/media/video/cx18/cx18-cards.c b/drivers/media/video/cx18/cx18-cards.c
index 87177733cf92..68ad1963f421 100644
--- a/drivers/media/video/cx18/cx18-cards.c
+++ b/drivers/media/video/cx18/cx18-cards.c
@@ -95,6 +95,53 @@ static const struct cx18_card cx18_card_hvr1600_esmt = {
         .i2c = &cx18_i2c_std,
 };
 
+static const struct cx18_card cx18_card_hvr1600_s5h1411 = {
+        .type = CX18_CARD_HVR_1600_S5H1411,
+        .name = "Hauppauge HVR-1600",
+        .comment = "Simultaneous Digital and Analog TV capture supported\n",
+        .v4l2_capabilities = CX18_CAP_ENCODER,
+        .hw_audio_ctrl = CX18_HW_418_AV,
+        .hw_muxer = CX18_HW_CS5345,
+        .hw_all = CX18_HW_TVEEPROM | CX18_HW_418_AV | CX18_HW_TUNER |
+                  CX18_HW_CS5345 | CX18_HW_DVB | CX18_HW_GPIO_RESET_CTRL |
+                  CX18_HW_Z8F0811_IR_HAUP,
+        .video_inputs = {
+                { CX18_CARD_INPUT_VID_TUNER,  0, CX18_AV_COMPOSITE7 },
+                { CX18_CARD_INPUT_SVIDEO1,    1, CX18_AV_SVIDEO1    },
+                { CX18_CARD_INPUT_COMPOSITE1, 1, CX18_AV_COMPOSITE3 },
+                { CX18_CARD_INPUT_SVIDEO2,    2, CX18_AV_SVIDEO2    },
+                { CX18_CARD_INPUT_COMPOSITE2, 2, CX18_AV_COMPOSITE4 },
+        },
+        .audio_inputs = {
+                { CX18_CARD_INPUT_AUD_TUNER,
+                  CX18_AV_AUDIO8, CS5345_IN_1 | CS5345_MCLK_1_5 },
+                { CX18_CARD_INPUT_LINE_IN1,
+                  CX18_AV_AUDIO_SERIAL1, CS5345_IN_2 },
+                { CX18_CARD_INPUT_LINE_IN2,
+                  CX18_AV_AUDIO_SERIAL1, CS5345_IN_3 },
+        },
+        .radio_input = { CX18_CARD_INPUT_AUD_TUNER,
+                         CX18_AV_AUDIO_SERIAL1, CS5345_IN_4 },
+        .ddr = {
+                /* ESMT M13S128324A-5B memory */
+                .chip_config = 0x003,
+                .refresh = 0x30c,
+                .timing1 = 0x44220e82,
+                .timing2 = 0x08,
+                .tune_lane = 0,
+                .initial_emrs = 0,
+        },
+        .gpio_init.initial_value = 0x3001,
+        .gpio_init.direction = 0x3001,
+        .gpio_i2c_slave_reset = {
+                .active_lo_mask = 0x3001,
+                .msecs_asserted = 10,
+                .msecs_recovery = 40,
+                .ir_reset_mask  = 0x0001,
+        },
+        .i2c = &cx18_i2c_std,
+};
+
 static const struct cx18_card cx18_card_hvr1600_samsung = {
         .type = CX18_CARD_HVR_1600_SAMSUNG,
         .name = "Hauppauge HVR-1600 (Preproduction)",
@@ -523,7 +570,8 @@ static const struct cx18_card *cx18_card_list[] = {
         &cx18_card_toshiba_qosmio_dvbt,
         &cx18_card_leadtek_pvr2100,
         &cx18_card_leadtek_dvr3100h,
-        &cx18_card_gotview_dvd3
+        &cx18_card_gotview_dvd3,
+        &cx18_card_hvr1600_s5h1411
 };
 
 const struct cx18_card *cx18_get_card(u16 index)
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c
index 944af8adbe0c..b1c3cbd92743 100644
--- a/drivers/media/video/cx18/cx18-driver.c
+++ b/drivers/media/video/cx18/cx18-driver.c
@@ -157,6 +157,7 @@ MODULE_PARM_DESC(cardtype,
                  "\t\t\t 7 = Leadtek WinFast PVR2100\n"
                  "\t\t\t 8 = Leadtek WinFast DVR3100 H\n"
                  "\t\t\t 9 = GoTView PCI DVD3 Hybrid\n"
+                 "\t\t\t 10 = Hauppauge HVR 1600 (S5H1411)\n"
                  "\t\t\t 0 = Autodetect (default)\n"
                  "\t\t\t-1 = Ignore this card\n\t\t");
 MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
@@ -337,6 +338,7 @@ void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv)
         switch (cx->card->type) {
         case CX18_CARD_HVR_1600_ESMT:
         case CX18_CARD_HVR_1600_SAMSUNG:
+        case CX18_CARD_HVR_1600_S5H1411:
                 tveeprom_hauppauge_analog(&c, tv, eedata);
                 break;
         case CX18_CARD_YUAN_MPC718:
@@ -365,7 +367,25 @@ static void cx18_process_eeprom(struct cx18 *cx)
            from the model number. Use the cardtype module option if you
            have one of these preproduction models. */
         switch (tv.model) {
-        case 74000 ... 74999:
+        case 74301: /* Retail models */
+        case 74321:
+        case 74351: /* OEM models */
+        case 74361:
+                /* Digital side is s5h1411/tda18271 */
+                cx->card = cx18_get_card(CX18_CARD_HVR_1600_S5H1411);
+                break;
+        case 74021: /* Retail models */
+        case 74031:
+        case 74041:
+        case 74141:
+        case 74541: /* OEM models */
+        case 74551:
+        case 74591:
+        case 74651:
+        case 74691:
+        case 74751:
+        case 74891:
+                /* Digital side is s5h1409/mxl5005s */
                 cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
                 break;
         case 0x718:
@@ -377,7 +397,8 @@ static void cx18_process_eeprom(struct cx18 *cx)
                 CX18_ERR("Invalid EEPROM\n");
                 return;
         default:
-                CX18_ERR("Unknown model %d, defaulting to HVR-1600\n", tv.model);
+                CX18_ERR("Unknown model %d, defaulting to original HVR-1600 "
+                         "(cardtype=1)\n", tv.model);
                 cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
                 break;
         }
diff --git a/drivers/media/video/cx18/cx18-driver.h b/drivers/media/video/cx18/cx18-driver.h
index 306caac6d3fc..f736679d2517 100644
--- a/drivers/media/video/cx18/cx18-driver.h
+++ b/drivers/media/video/cx18/cx18-driver.h
@@ -85,7 +85,8 @@
 #define CX18_CARD_LEADTEK_PVR2100     6 /* Leadtek WinFast PVR2100 */
 #define CX18_CARD_LEADTEK_DVR3100H    7 /* Leadtek WinFast DVR3100 H */
 #define CX18_CARD_GOTVIEW_PCI_DVD3    8 /* GoTView PCI DVD3 Hybrid */
-#define CX18_CARD_LAST                8
+#define CX18_CARD_HVR_1600_S5H1411    9 /* Hauppauge HVR 1600 s5h1411/tda18271*/
+#define CX18_CARD_LAST                9
 
 #define CX18_ENC_STREAM_TYPE_MPG  0
 #define CX18_ENC_STREAM_TYPE_TS   1
diff --git a/drivers/media/video/cx18/cx18-dvb.c b/drivers/media/video/cx18/cx18-dvb.c
index f0381d62518d..f41922bd4020 100644
--- a/drivers/media/video/cx18/cx18-dvb.c
+++ b/drivers/media/video/cx18/cx18-dvb.c
@@ -29,6 +29,8 @@
 #include "cx18-gpio.h"
 #include "s5h1409.h"
 #include "mxl5005s.h"
+#include "s5h1411.h"
+#include "tda18271.h"
 #include "zl10353.h"
 
 #include <linux/firmware.h>
@@ -77,6 +79,32 @@ static struct s5h1409_config hauppauge_hvr1600_config = {
 };
 
 /*
+ * CX18_CARD_HVR_1600_S5H1411
+ */
+static struct s5h1411_config hcw_s5h1411_config = {
+        .output_mode   = S5H1411_SERIAL_OUTPUT,
+        .gpio          = S5H1411_GPIO_OFF,
+        .vsb_if        = S5H1411_IF_44000,
+        .qam_if        = S5H1411_IF_4000,
+        .inversion     = S5H1411_INVERSION_ON,
+        .status_mode   = S5H1411_DEMODLOCKING,
+        .mpeg_timing   = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
+};
+
+static struct tda18271_std_map hauppauge_tda18271_std_map = {
+        .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
+                      .if_lvl = 6, .rfagc_top = 0x37 },
+        .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
+                      .if_lvl = 6, .rfagc_top = 0x37 },
+};
+
+static struct tda18271_config hauppauge_tda18271_config = {
+        .std_map = &hauppauge_tda18271_std_map,
+        .gate    = TDA18271_GATE_DIGITAL,
+        .output_opt = TDA18271_OUTPUT_LT_OFF,
+};
+
+/*
  * CX18_CARD_LEADTEK_DVR3100H
  */
 /* Information/confirmation of proper config values provided by Terry Wu */
@@ -244,6 +272,7 @@ static int cx18_dvb_start_feed(struct dvb_demux_feed *feed)
         switch (cx->card->type) {
         case CX18_CARD_HVR_1600_ESMT:
         case CX18_CARD_HVR_1600_SAMSUNG:
+        case CX18_CARD_HVR_1600_S5H1411:
                 v = cx18_read_reg(cx, CX18_REG_DMUX_NUM_PORT_0_CONTROL);
                 v |= 0x00400000; /* Serial Mode */
                 v |= 0x00002000; /* Data Length - Byte */
@@ -455,6 +484,15 @@ static int dvb_register(struct cx18_stream *stream)
                         ret = 0;
                 }
                 break;
+        case CX18_CARD_HVR_1600_S5H1411:
+                dvb->fe = dvb_attach(s5h1411_attach,
+                                     &hcw_s5h1411_config,
+                                     &cx->i2c_adap[0]);
+                if (dvb->fe != NULL)
+                        dvb_attach(tda18271_attach, dvb->fe,
+                                   0x60, &cx->i2c_adap[0],
+                                   &hauppauge_tda18271_config);
+                break;
         case CX18_CARD_LEADTEK_DVR3100H:
                 dvb->fe = dvb_attach(zl10353_attach,
                                      &leadtek_dvr3100h_demod,
diff --git a/drivers/media/video/cx23885/cx23885-i2c.c b/drivers/media/video/cx23885/cx23885-i2c.c
index ed3d8f55029b..307ff543c254 100644
--- a/drivers/media/video/cx23885/cx23885-i2c.c
+++ b/drivers/media/video/cx23885/cx23885-i2c.c
@@ -122,10 +122,6 @@ static int i2c_sendbytes(struct i2c_adapter *i2c_adap,
 
         if (!i2c_wait_done(i2c_adap))
                 goto eio;
-        if (!i2c_slave_did_ack(i2c_adap)) {
-                retval = -ENXIO;
-                goto err;
-        }
         if (i2c_debug) {
                 printk(" <W %02x %02x", msg->addr << 1, msg->buf[0]);
                 if (!(ctrl & I2C_NOSTOP))
@@ -158,7 +154,6 @@ static int i2c_sendbytes(struct i2c_adapter *i2c_adap,
 
  eio:
         retval = -EIO;
- err:
         if (i2c_debug)
                 printk(KERN_ERR " ERR: %d\n", retval);
         return retval;
@@ -209,10 +204,6 @@ static int i2c_readbytes(struct i2c_adapter *i2c_adap,
 
                 if (!i2c_wait_done(i2c_adap))
                         goto eio;
-                if (cnt == 0 && !i2c_slave_did_ack(i2c_adap)) {
-                        retval = -ENXIO;
-                        goto err;
-                }
                 msg->buf[cnt] = cx_read(bus->reg_rdata) & 0xff;
                 if (i2c_debug) {
                         dprintk(1, " %02x", msg->buf[cnt]);
@@ -224,7 +215,6 @@ static int i2c_readbytes(struct i2c_adapter *i2c_adap,
 
  eio:
         retval = -EIO;
- err:
         if (i2c_debug)
                 printk(KERN_ERR " ERR: %d\n", retval);
         return retval;
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index 6fc09dd41b9d..35796e035247 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -2015,7 +2015,8 @@ static int cx25840_probe(struct i2c_client *client,
                 kfree(state);
                 return err;
         }
-        v4l2_ctrl_cluster(2, &state->volume);
+        if (!is_cx2583x(state))
+                v4l2_ctrl_cluster(2, &state->volume);
         v4l2_ctrl_handler_setup(&state->hdl);
 
         if (client->dev.platform_data) {
diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c
index 9b4faf009196..9c29e964d400 100644
--- a/drivers/media/video/ivtv/ivtv-irq.c
+++ b/drivers/media/video/ivtv/ivtv-irq.c
@@ -628,22 +628,66 @@ static void ivtv_irq_enc_pio_complete(struct ivtv *itv)
 static void ivtv_irq_dma_err(struct ivtv *itv)
 {
         u32 data[CX2341X_MBOX_MAX_DATA];
+        u32 status;
 
         del_timer(&itv->dma_timer);
+
         ivtv_api_get_data(&itv->enc_mbox, IVTV_MBOX_DMA_END, 2, data);
+        status = read_reg(IVTV_REG_DMASTATUS);
         IVTV_DEBUG_WARN("DMA ERROR %08x %08x %08x %d\n", data[0], data[1],
-                                read_reg(IVTV_REG_DMASTATUS), itv->cur_dma_stream);
-        write_reg(read_reg(IVTV_REG_DMASTATUS) & 3, IVTV_REG_DMASTATUS);
+                                status, itv->cur_dma_stream);
+        /*
+         * We do *not* write back to the IVTV_REG_DMASTATUS register to
+         * clear the error status, if either the encoder write (0x02) or
+         * decoder read (0x01) bus master DMA operation do not indicate
+         * completed.  We can race with the DMA engine, which may have
+         * transitioned to completed status *after* we read the register.
+         * Setting a IVTV_REG_DMASTATUS flag back to "busy" status, after the
+         * DMA engine has completed, will cause the DMA engine to stop working.
+         */
+        status &= 0x3;
+        if (status == 0x3)
+                write_reg(status, IVTV_REG_DMASTATUS);
+
         if (!test_bit(IVTV_F_I_UDMA, &itv->i_flags) &&
             itv->cur_dma_stream >= 0 && itv->cur_dma_stream < IVTV_MAX_STREAMS) {
                 struct ivtv_stream *s = &itv->streams[itv->cur_dma_stream];
 
-                /* retry */
-                if (s->type >= IVTV_DEC_STREAM_TYPE_MPG)
+                if (s->type >= IVTV_DEC_STREAM_TYPE_MPG) {
+                        /* retry */
+                        /*
+                         * FIXME - handle cases of DMA error similar to
+                         * encoder below, except conditioned on status & 0x1
+                         */
                         ivtv_dma_dec_start(s);
-                else
-                        ivtv_dma_enc_start(s);
-                return;
+                        return;
+                } else {
+                        if ((status & 0x2) == 0) {
+                                /*
+                                 * CX2341x Bus Master DMA write is ongoing.
+                                 * Reset the timer and let it complete.
+                                 */
+                                itv->dma_timer.expires =
+                                                jiffies + msecs_to_jiffies(600);
+                                add_timer(&itv->dma_timer);
+                                return;
+                        }
+
+                        if (itv->dma_retries < 3) {
+                                /*
+                                 * CX2341x Bus Master DMA write has ended.
+                                 * Retry the write, starting with the first
+                                 * xfer segment. Just retrying the current
+                                 * segment is not sufficient.
+                                 */
+                                s->sg_processed = 0;
+                                itv->dma_retries++;
+                                ivtv_dma_enc_start_xfer(s);
+                                return;
+                        }
+                        /* Too many retries, give up on this one */
+                }
+
         }
         if (test_bit(IVTV_F_I_UDMA, &itv->i_flags)) {
                 ivtv_udma_start(itv);
diff --git a/drivers/media/video/mem2mem_testdev.c b/drivers/media/video/mem2mem_testdev.c
index c179041d91f8..e7e717800ee2 100644
--- a/drivers/media/video/mem2mem_testdev.c
+++ b/drivers/media/video/mem2mem_testdev.c
@@ -1011,7 +1011,6 @@ static int m2mtest_remove(struct platform_device *pdev)
         v4l2_m2m_release(dev->m2m_dev);
         del_timer_sync(&dev->timer);
         video_unregister_device(dev->vfd);
-        video_device_release(dev->vfd);
         v4l2_device_unregister(&dev->v4l2_dev);
         kfree(dev);
 
diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c
index b63f8cafa671..561909b65ce6 100644
--- a/drivers/media/video/s2255drv.c
+++ b/drivers/media/video/s2255drv.c
@@ -57,7 +57,7 @@
 #include <linux/usb.h>
 
 #define S2255_MAJOR_VERSION     1
-#define S2255_MINOR_VERSION     20
+#define S2255_MINOR_VERSION     21
 #define S2255_RELEASE           0
 #define S2255_VERSION           KERNEL_VERSION(S2255_MAJOR_VERSION, \
                                                S2255_MINOR_VERSION, \
@@ -312,9 +312,9 @@ struct s2255_fh {
 };
 
 /* current cypress EEPROM firmware version */
-#define S2255_CUR_USB_FWVER     ((3 << 8) | 6)
+#define S2255_CUR_USB_FWVER     ((3 << 8) | 11)
 /* current DSP FW version */
-#define S2255_CUR_DSP_FWVER     8
+#define S2255_CUR_DSP_FWVER     10102
 /* Need DSP version 5+ for video status feature */
 #define S2255_MIN_DSP_STATUS      5
 #define S2255_MIN_DSP_COLORFILTER 8
@@ -492,9 +492,11 @@ static void planar422p_to_yuv_packed(const unsigned char *in,
 
 static void s2255_reset_dsppower(struct s2255_dev *dev)
 {
-        s2255_vendor_req(dev, 0x40, 0x0b0b, 0x0b0b, NULL, 0, 1);
+        s2255_vendor_req(dev, 0x40, 0x0b0b, 0x0b01, NULL, 0, 1);
         msleep(10);
         s2255_vendor_req(dev, 0x50, 0x0000, 0x0000, NULL, 0, 1);
+        msleep(600);
+        s2255_vendor_req(dev, 0x10, 0x0000, 0x0000, NULL, 0, 1);
         return;
 }
 
diff --git a/drivers/misc/bmp085.c b/drivers/misc/bmp085.c
index 63ee4c1a5315..b6e1c9a6679e 100644
--- a/drivers/misc/bmp085.c
+++ b/drivers/misc/bmp085.c
@@ -449,6 +449,7 @@ static const struct i2c_device_id bmp085_id[] = {
         { "bmp085", 0 },
         { }
 };
+MODULE_DEVICE_TABLE(i2c, bmp085_id);
 
 static struct i2c_driver bmp085_driver = {
         .driver = {
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 6625c057be05..150b5f3cd401 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1529,7 +1529,7 @@ void mmc_rescan(struct work_struct *work)
          * still present
          */
         if (host->bus_ops && host->bus_ops->detect && !host->bus_dead
-            && mmc_card_is_removable(host))
+            && !(host->caps & MMC_CAP_NONREMOVABLE))
                 host->bus_ops->detect(host);
 
         /*
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 5c4a54d9b6a4..ebc62ad4cc56 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -792,7 +792,6 @@ int mmc_attach_sdio(struct mmc_host *host)
          */
         mmc_release_host(host);
         err = mmc_add_card(host->card);
-        mmc_claim_host(host);
         if (err)
                 goto remove_added;
 
@@ -805,12 +804,12 @@ int mmc_attach_sdio(struct mmc_host *host)
                         goto remove_added;
         }
 
+        mmc_claim_host(host);
         return 0;
 
 
 remove_added:
         /* Remove without lock if the device has been added. */
-        mmc_release_host(host);
         mmc_sdio_remove(host);
         mmc_claim_host(host);
 remove:
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index 50d1e0793091..b7ff87b35fbb 100644
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -1223,6 +1223,7 @@ struct bnx2x {
         /* DCBX Negotation results */
         struct dcbx_features                    dcbx_local_feat;
         u32                                     dcbx_error;
+        u32                                     pending_max;
 };
 
 /**
@@ -1634,8 +1635,8 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 /* CMNG constants, as derived from system spec calculations */
 /* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
 #define DEF_MIN_RATE                                    100
-/* resolution of the rate shaping timer - 100 usec */
-#define RS_PERIODIC_TIMEOUT_USEC                        100
+/* resolution of the rate shaping timer - 400 usec */
+#define RS_PERIODIC_TIMEOUT_USEC                        400
 /* number of bytes in single QM arbitration cycle -
  * coefficient for calculating the fairness timer */
 #define QM_ARB_BYTES                                    160000
diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c
index b01b622f4e13..e83ac6dd6fc0 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/bnx2x/bnx2x_cmn.c
@@ -993,6 +993,23 @@ void bnx2x_free_skbs(struct bnx2x *bp)
         bnx2x_free_rx_skbs(bp);
 }
 
+void bnx2x_update_max_mf_config(struct bnx2x *bp, u32 value)
+{
+        /* load old values */
+        u32 mf_cfg = bp->mf_config[BP_VN(bp)];
+
+        if (value != bnx2x_extract_max_cfg(bp, mf_cfg)) {
+                /* leave all but MAX value */
+                mf_cfg &= ~FUNC_MF_CFG_MAX_BW_MASK;
+
+                /* set new MAX value */
+                mf_cfg |= (value << FUNC_MF_CFG_MAX_BW_SHIFT)
+                                & FUNC_MF_CFG_MAX_BW_MASK;
+
+                bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW, mf_cfg);
+        }
+}
+
 static void bnx2x_free_msix_irqs(struct bnx2x *bp)
 {
         int i, offset = 1;
@@ -1498,6 +1515,11 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
         /* Clear UC lists configuration */
         bnx2x_invalidate_uc_list(bp);
 
+        if (bp->pending_max) {
+                bnx2x_update_max_mf_config(bp, bp->pending_max);
+                bp->pending_max = 0;
+        }
+
         if (bp->port.pmf)
                 bnx2x_initial_phy_init(bp, load_mode);
 
diff --git a/drivers/net/bnx2x/bnx2x_cmn.h b/drivers/net/bnx2x/bnx2x_cmn.h
index 8c401c990bf2..ef37b98d6146 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/bnx2x/bnx2x_cmn.h
@@ -341,6 +341,15 @@ void bnx2x_dcbx_init(struct bnx2x *bp);
  */
 int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state);
 
+/**
+ * Updates MAX part of MF configuration in HW
+ * (if required)
+ *
+ * @param bp
+ * @param value
+ */
+void bnx2x_update_max_mf_config(struct bnx2x *bp, u32 value);
+
 /* dev_close main block */
 int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode);
 
diff --git a/drivers/net/bnx2x/bnx2x_ethtool.c b/drivers/net/bnx2x/bnx2x_ethtool.c
index 85291d8b3329..f5050155c6b5 100644
--- a/drivers/net/bnx2x/bnx2x_ethtool.c
+++ b/drivers/net/bnx2x/bnx2x_ethtool.c
@@ -238,7 +238,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
         speed |= (cmd->speed_hi << 16);
 
         if (IS_MF_SI(bp)) {
-                u32 param = 0, part;
+                u32 part;
                 u32 line_speed = bp->link_vars.line_speed;
 
                 /* use 10G if no link detected */
@@ -251,24 +251,22 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
                                        REQ_BC_VER_4_SET_MF_BW);
                         return -EINVAL;
                 }
+
                 part = (speed * 100) / line_speed;
+
                 if (line_speed < speed || !part) {
                         BNX2X_DEV_INFO("Speed setting should be in a range "
                                        "from 1%% to 100%% "
                                        "of actual line speed\n");
                         return -EINVAL;
                 }
-                /* load old values */
-                param = bp->mf_config[BP_VN(bp)];
 
-                /* leave only MIN value */
-                param &= FUNC_MF_CFG_MIN_BW_MASK;
-
-                /* set new MAX value */
-                param |= (part << FUNC_MF_CFG_MAX_BW_SHIFT)
-                                  & FUNC_MF_CFG_MAX_BW_MASK;
+                if (bp->state != BNX2X_STATE_OPEN)
+                        /* store value for following "load" */
+                        bp->pending_max = part;
+                else
+                        bnx2x_update_max_mf_config(bp, part);
 
-                bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW, param);
                 return 0;
         }
 
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 30b21d2f26f6..bba21d5f708b 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -2092,8 +2092,9 @@ static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type)
                 bnx2x_calc_vn_weight_sum(bp);
 
                 /* calculate and set min-max rate for each vn */
-                for (vn = VN_0; vn < E1HVN_MAX; vn++)
-                        bnx2x_init_vn_minmax(bp, vn);
+                if (bp->port.pmf)
+                        for (vn = VN_0; vn < E1HVN_MAX; vn++)
+                                bnx2x_init_vn_minmax(bp, vn);
 
                 /* always enable rate shaping and fairness */
                 bp->cmng.flags.cmng_enables |=
@@ -2162,13 +2163,6 @@ static void bnx2x_link_attn(struct bnx2x *bp)
                         bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
         }
 
-        /* indicate link status only if link status actually changed */
-        if (prev_link_status != bp->link_vars.link_status)
-                bnx2x_link_report(bp);
-
-        if (IS_MF(bp))
-                bnx2x_link_sync_notify(bp);
-
         if (bp->link_vars.link_up && bp->link_vars.line_speed) {
                 int cmng_fns = bnx2x_get_cmng_fns_mode(bp);
 
@@ -2180,6 +2174,13 @@ static void bnx2x_link_attn(struct bnx2x *bp)
                         DP(NETIF_MSG_IFUP,
                            "single function mode without fairness\n");
         }
+
+        if (IS_MF(bp))
+                bnx2x_link_sync_notify(bp);
+
+        /* indicate link status only if link status actually changed */
+        if (prev_link_status != bp->link_vars.link_status)
+                bnx2x_link_report(bp);
 }
 
 void bnx2x__link_status_update(struct bnx2x *bp)
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 1024ae158227..a5d5d0b5b155 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -281,23 +281,23 @@ static inline int __check_agg_selection_timer(struct port *port)
 }
 
 /**
- * __get_rx_machine_lock - lock the port's RX machine
+ * __get_state_machine_lock - lock the port's state machines
  * @port: the port we're looking at
  *
  */
-static inline void __get_rx_machine_lock(struct port *port)
+static inline void __get_state_machine_lock(struct port *port)
 {
-        spin_lock_bh(&(SLAVE_AD_INFO(port->slave).rx_machine_lock));
+        spin_lock_bh(&(SLAVE_AD_INFO(port->slave).state_machine_lock));
 }
 
 /**
- * __release_rx_machine_lock - unlock the port's RX machine
+ * __release_state_machine_lock - unlock the port's state machines
  * @port: the port we're looking at
  *
  */
-static inline void __release_rx_machine_lock(struct port *port)
+static inline void __release_state_machine_lock(struct port *port)
 {
-        spin_unlock_bh(&(SLAVE_AD_INFO(port->slave).rx_machine_lock));
+        spin_unlock_bh(&(SLAVE_AD_INFO(port->slave).state_machine_lock));
 }
 
 /**
@@ -388,14 +388,14 @@ static u8 __get_duplex(struct port *port)
 }
 
 /**
- * __initialize_port_locks - initialize a port's RX machine spinlock
+ * __initialize_port_locks - initialize a port's STATE machine spinlock
  * @port: the port we're looking at
  *
  */
 static inline void __initialize_port_locks(struct port *port)
 {
         // make sure it isn't called twice
-        spin_lock_init(&(SLAVE_AD_INFO(port->slave).rx_machine_lock));
+        spin_lock_init(&(SLAVE_AD_INFO(port->slave).state_machine_lock));
 }
 
 //conversions
@@ -1025,9 +1025,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port)
 {
         rx_states_t last_state;
 
-        // Lock to prevent 2 instances of this function to run simultaneously(rx interrupt and periodic machine callback)
-        __get_rx_machine_lock(port);
-
         // keep current State Machine state to compare later if it was changed
         last_state = port->sm_rx_state;
 
@@ -1133,7 +1130,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port)
                                 pr_err("%s: An illegal loopback occurred on adapter (%s).\n"
                                        "Check the configuration to verify that all adapters are connected to 802.3ad compliant switch ports\n",
                                        port->slave->dev->master->name, port->slave->dev->name);
-                                __release_rx_machine_lock(port);
                                 return;
                         }
                         __update_selected(lacpdu, port);
@@ -1153,7 +1149,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port)
                         break;
                 }
         }
-        __release_rx_machine_lock(port);
 }
 
 /**
@@ -2155,6 +2150,12 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
                         goto re_arm;
                 }
 
+                /* Lock around state machines to protect data accessed
+                 * by all (e.g., port->sm_vars).  ad_rx_machine may run
+                 * concurrently due to incoming LACPDU.
+                 */
+                __get_state_machine_lock(port);
+
                 ad_rx_machine(NULL, port);
                 ad_periodic_machine(port);
                 ad_port_selection_logic(port);
@@ -2164,6 +2165,8 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
                 // turn off the BEGIN bit, since we already handled it
                 if (port->sm_vars & AD_PORT_BEGIN)
                         port->sm_vars &= ~AD_PORT_BEGIN;
+
+                __release_state_machine_lock(port);
         }
 
 re_arm:
@@ -2200,7 +2203,10 @@ static void bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u
                 case AD_TYPE_LACPDU:
                         pr_debug("Received LACPDU on port %d\n",
                                  port->actor_port_number);
+                        /* Protect against concurrent state machines */
+                        __get_state_machine_lock(port);
                         ad_rx_machine(lacpdu, port);
+                        __release_state_machine_lock(port);
                         break;
 
                 case AD_TYPE_MARKER:
diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h
index 2c46a154f2c6..b28baff70864 100644
--- a/drivers/net/bonding/bond_3ad.h
+++ b/drivers/net/bonding/bond_3ad.h
@@ -264,7 +264,8 @@ struct ad_bond_info {
 struct ad_slave_info {
         struct aggregator aggregator;       // 802.3ad aggregator structure
         struct port port;                   // 802.3ad port structure
-        spinlock_t rx_machine_lock; // To avoid race condition between callback and receive interrupt
+        spinlock_t state_machine_lock; /* mutex state machines vs.
+                                          incoming LACPDU */
         u16 id;
 };
 
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 2300e4599520..6696e56e6320 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -530,8 +530,9 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q,
                 vnet_hdr_len = q->vnet_hdr_sz;
 
                 err = -EINVAL;
-                if ((len -= vnet_hdr_len) < 0)
+                if (len < vnet_hdr_len)
                         goto err;
+                len -= vnet_hdr_len;
 
                 err = memcpy_fromiovecend((void *)&vnet_hdr, iv, 0,
                                            sizeof(vnet_hdr));
diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index 64bfdae5956f..d70bde95460b 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -1178,6 +1178,11 @@ static int smsc911x_open(struct net_device *dev)
         smsc911x_reg_write(pdata, HW_CFG, 0x00050000);
         smsc911x_reg_write(pdata, AFC_CFG, 0x006E3740);
 
+        /* Increase the legal frame size of VLAN tagged frames to 1522 bytes */
+        spin_lock_irq(&pdata->mac_lock);
+        smsc911x_mac_write(pdata, VLAN1, ETH_P_8021Q);
+        spin_unlock_irq(&pdata->mac_lock);
+
         /* Make sure EEPROM has finished loading before setting GPIO_CFG */
         timeout = 50;
         while ((smsc911x_reg_read(pdata, E2P_CMD) & E2P_CMD_EPC_BUSY_) &&
diff --git a/drivers/pcmcia/pxa2xx_colibri.c b/drivers/pcmcia/pxa2xx_colibri.c
index c3f72192af66..a52039564e74 100644
--- a/drivers/pcmcia/pxa2xx_colibri.c
+++ b/drivers/pcmcia/pxa2xx_colibri.c
@@ -181,6 +181,9 @@ static int __init colibri_pcmcia_init(void)
 {
         int ret;
 
+        if (!machine_is_colibri() && !machine_is_colibri320())
+                return -ENODEV;
+
         colibri_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
         if (!colibri_pcmcia_device)
                 return -ENOMEM;
diff --git a/drivers/pps/generators/Kconfig b/drivers/pps/generators/Kconfig
index f3a73dd77660..e4c4f3dc0728 100644
--- a/drivers/pps/generators/Kconfig
+++ b/drivers/pps/generators/Kconfig
@@ -6,7 +6,7 @@ comment "PPS generators support"
 
 config PPS_GENERATOR_PARPORT
         tristate "Parallel port PPS signal generator"
-        depends on PARPORT
+        depends on PARPORT && BROKEN
         help
           If you say yes here you get support for a PPS signal generator which
           utilizes STROBE pin of a parallel port to send PPS signals. It uses
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index cf953ecbfca9..b80fa2882408 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -77,18 +77,20 @@ static irqreturn_t s3c_rtc_tickirq(int irq, void *id)
 }
 
 /* Update control registers */
-static void s3c_rtc_setaie(int to)
+static int s3c_rtc_setaie(struct device *dev, unsigned int enabled)
 {
         unsigned int tmp;
 
-        pr_debug("%s: aie=%d\n", __func__, to);
+        pr_debug("%s: aie=%d\n", __func__, enabled);
 
         tmp = readb(s3c_rtc_base + S3C2410_RTCALM) & ~S3C2410_RTCALM_ALMEN;
 
-        if (to)
+        if (enabled)
                 tmp |= S3C2410_RTCALM_ALMEN;
 
         writeb(tmp, s3c_rtc_base + S3C2410_RTCALM);
+
+        return 0;
 }
 
 static int s3c_rtc_setpie(struct device *dev, int enabled)
@@ -308,7 +310,7 @@ static int s3c_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
 
         writeb(alrm_en, base + S3C2410_RTCALM);
 
-        s3c_rtc_setaie(alrm->enabled);
+        s3c_rtc_setaie(dev, alrm->enabled);
 
         return 0;
 }
@@ -440,7 +442,7 @@ static int __devexit s3c_rtc_remove(struct platform_device *dev)
         rtc_device_unregister(rtc);
 
         s3c_rtc_setpie(&dev->dev, 0);
-        s3c_rtc_setaie(0);
+        s3c_rtc_setaie(&dev->dev, 0);
 
         clk_disable(rtc_clk);
         clk_put(rtc_clk);
diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c
index c881a14fa5dd..1f6a4d894e73 100644
--- a/drivers/s390/block/xpram.c
+++ b/drivers/s390/block/xpram.c
@@ -62,8 +62,8 @@ static int xpram_devs;
 /*
  * Parameter parsing functions.
  */
-static int __initdata devs = XPRAM_DEVS;
-static char __initdata *sizes[XPRAM_MAX_DEVS];
+static int devs = XPRAM_DEVS;
+static char *sizes[XPRAM_MAX_DEVS];
 
 module_param(devs, int, 0);
 module_param_array(sizes, charp, NULL, 0);
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index 8cd58e412b5e..5ad44daef73b 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -460,7 +460,8 @@ kbd_ioctl(struct kbd_data *kbd, struct file *file,
           unsigned int cmd, unsigned long arg)
 {
         void __user *argp;
-        int ct, perm;
+        unsigned int ct;
+        int perm;
 
         argp = (void __user *)arg;
 
diff --git a/drivers/s390/char/tape.h b/drivers/s390/char/tape.h
index 7a242f073632..267b54e8ff5a 100644
--- a/drivers/s390/char/tape.h
+++ b/drivers/s390/char/tape.h
@@ -280,6 +280,14 @@ tape_do_io_free(struct tape_device *device, struct tape_request *request)
         return rc;
 }
 
+static inline void
+tape_do_io_async_free(struct tape_device *device, struct tape_request *request)
+{
+        request->callback = (void *) tape_free_request;
+        request->callback_data = NULL;
+        tape_do_io_async(device, request);
+}
+
 extern int tape_oper_handler(int irq, int status);
 extern void tape_noper_handler(int irq, int status);
 extern int tape_open(struct tape_device *);
diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c
index c17f35b6136a..c26511171ffe 100644
--- a/drivers/s390/char/tape_34xx.c
+++ b/drivers/s390/char/tape_34xx.c
@@ -53,23 +53,11 @@ static void tape_34xx_delete_sbid_from(struct tape_device *, int);
  * Medium sense for 34xx tapes. There is no 'real' medium sense call.
  * So we just do a normal sense.
  */
-static int
-tape_34xx_medium_sense(struct tape_device *device)
+static void __tape_34xx_medium_sense(struct tape_request *request)
 {
-        struct tape_request *request;
-        unsigned char       *sense;
-        int                  rc;
-
-        request = tape_alloc_request(1, 32);
-        if (IS_ERR(request)) {
-                DBF_EXCEPTION(6, "MSEN fail\n");
-                return PTR_ERR(request);
-        }
-
-        request->op = TO_MSEN;
-        tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);
+        struct tape_device *device = request->device;
+        unsigned char *sense;
 
-        rc = tape_do_io_interruptible(device, request);
         if (request->rc == 0) {
                 sense = request->cpdata;
 
@@ -88,15 +76,47 @@ tape_34xx_medium_sense(struct tape_device *device)
                         device->tape_generic_status |= GMT_WR_PROT(~0);
                 else
                         device->tape_generic_status &= ~GMT_WR_PROT(~0);
-        } else {
+        } else
                 DBF_EVENT(4, "tape_34xx: medium sense failed with rc=%d\n",
                         request->rc);
-        }
         tape_free_request(request);
+}
+
+static int tape_34xx_medium_sense(struct tape_device *device)
+{
+        struct tape_request *request;
+        int rc;
+
+        request = tape_alloc_request(1, 32);
+        if (IS_ERR(request)) {
+                DBF_EXCEPTION(6, "MSEN fail\n");
+                return PTR_ERR(request);
+        }
 
+        request->op = TO_MSEN;
+        tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);
+        rc = tape_do_io_interruptible(device, request);
+        __tape_34xx_medium_sense(request);
         return rc;
 }
 
+static void tape_34xx_medium_sense_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = tape_alloc_request(1, 32);
+        if (IS_ERR(request)) {
+                DBF_EXCEPTION(6, "MSEN fail\n");
+                return;
+        }
+
+        request->op = TO_MSEN;
+        tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);
+        request->callback = (void *) __tape_34xx_medium_sense;
+        request->callback_data = NULL;
+        tape_do_io_async(device, request);
+}
+
 struct tape_34xx_work {
         struct tape_device      *device;
         enum tape_op             op;
@@ -109,6 +129,9 @@ struct tape_34xx_work {
  * is inserted but cannot call tape_do_io* from an interrupt context.
  * Maybe that's useful for other actions we want to start from the
  * interrupt handler.
+ * Note: the work handler is called by the system work queue. The tape
+ * commands started by the handler need to be asynchrounous, otherwise
+ * a deadlock can occur e.g. in case of a deferred cc=1 (see __tape_do_irq).
  */
 static void
 tape_34xx_work_handler(struct work_struct *work)
@@ -119,7 +142,7 @@ tape_34xx_work_handler(struct work_struct *work)
 
         switch(p->op) {
                 case TO_MSEN:
-                        tape_34xx_medium_sense(device);
+                        tape_34xx_medium_sense_async(device);
                         break;
                 default:
                         DBF_EVENT(3, "T34XX: internal error: unknown work\n");
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index fbe361fcd2c0..de2e99e0a71b 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -329,17 +329,17 @@ out:
 /*
  * Enable encryption
  */
-static int tape_3592_enable_crypt(struct tape_device *device)
+static struct tape_request *__tape_3592_enable_crypt(struct tape_device *device)
 {
         struct tape_request *request;
         char *data;
 
         DBF_EVENT(6, "tape_3592_enable_crypt\n");
         if (!crypt_supported(device))
-                return -ENOSYS;
+                return ERR_PTR(-ENOSYS);
         request = tape_alloc_request(2, 72);
         if (IS_ERR(request))
-                return PTR_ERR(request);
+                return request;
         data = request->cpdata;
         memset(data,0,72);
 
@@ -354,23 +354,42 @@ static int tape_3592_enable_crypt(struct tape_device *device)
         request->op = TO_CRYPT_ON;
         tape_ccw_cc(request->cpaddr, MODE_SET_CB, 36, data);
         tape_ccw_end(request->cpaddr + 1, MODE_SET_CB, 36, data + 36);
+        return request;
+}
+
+static int tape_3592_enable_crypt(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_enable_crypt(device);
+        if (IS_ERR(request))
+                return PTR_ERR(request);
         return tape_do_io_free(device, request);
 }
 
+static void tape_3592_enable_crypt_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_enable_crypt(device);
+        if (!IS_ERR(request))
+                tape_do_io_async_free(device, request);
+}
+
 /*
  * Disable encryption
  */
-static int tape_3592_disable_crypt(struct tape_device *device)
+static struct tape_request *__tape_3592_disable_crypt(struct tape_device *device)
 {
         struct tape_request *request;
         char *data;
 
         DBF_EVENT(6, "tape_3592_disable_crypt\n");
         if (!crypt_supported(device))
-                return -ENOSYS;
+                return ERR_PTR(-ENOSYS);
         request = tape_alloc_request(2, 72);
         if (IS_ERR(request))
-                return PTR_ERR(request);
+                return request;
         data = request->cpdata;
         memset(data,0,72);
 
@@ -383,9 +402,28 @@ static int tape_3592_disable_crypt(struct tape_device *device)
         tape_ccw_cc(request->cpaddr, MODE_SET_CB, 36, data);
         tape_ccw_end(request->cpaddr + 1, MODE_SET_CB, 36, data + 36);
 
+        return request;
+}
+
+static int tape_3592_disable_crypt(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_disable_crypt(device);
+        if (IS_ERR(request))
+                return PTR_ERR(request);
         return tape_do_io_free(device, request);
 }
 
+static void tape_3592_disable_crypt_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_disable_crypt(device);
+        if (!IS_ERR(request))
+                tape_do_io_async_free(device, request);
+}
+
 /*
  * IOCTL: Set encryption status
  */
@@ -457,8 +495,7 @@ tape_3590_ioctl(struct tape_device *device, unsigned int cmd, unsigned long arg)
 /*
  * SENSE Medium: Get Sense data about medium state
  */
-static int
-tape_3590_sense_medium(struct tape_device *device)
+static int tape_3590_sense_medium(struct tape_device *device)
 {
         struct tape_request *request;
 
@@ -470,6 +507,18 @@ tape_3590_sense_medium(struct tape_device *device)
         return tape_do_io_free(device, request);
 }
 
+static void tape_3590_sense_medium_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = tape_alloc_request(1, 128);
+        if (IS_ERR(request))
+                return;
+        request->op = TO_MSEN;
+        tape_ccw_end(request->cpaddr, MEDIUM_SENSE, 128, request->cpdata);
+        tape_do_io_async_free(device, request);
+}
+
 /*
  * MTTELL: Tell block. Return the number of block relative to current file.
  */
@@ -546,15 +595,14 @@ tape_3590_read_opposite(struct tape_device *device,
  * 2. The attention msg is written to the "read subsystem data" buffer.
  * In this case we probably should print it to the console.
  */
-static int
-tape_3590_read_attmsg(struct tape_device *device)
+static void tape_3590_read_attmsg_async(struct tape_device *device)
 {
         struct tape_request *request;
         char *buf;
 
         request = tape_alloc_request(3, 4096);
         if (IS_ERR(request))
-                return PTR_ERR(request);
+                return;
         request->op = TO_READ_ATTMSG;
         buf = request->cpdata;
         buf[0] = PREP_RD_SS_DATA;
@@ -562,12 +610,15 @@ tape_3590_read_attmsg(struct tape_device *device)
         tape_ccw_cc(request->cpaddr, PERFORM_SS_FUNC, 12, buf);
         tape_ccw_cc(request->cpaddr + 1, READ_SS_DATA, 4096 - 12, buf + 12);
         tape_ccw_end(request->cpaddr + 2, NOP, 0, NULL);
-        return tape_do_io_free(device, request);
+        tape_do_io_async_free(device, request);
 }
 
 /*
  * These functions are used to schedule follow-up actions from within an
  * interrupt context (like unsolicited interrupts).
+ * Note: the work handler is called by the system work queue. The tape
+ * commands started by the handler need to be asynchrounous, otherwise
+ * a deadlock can occur e.g. in case of a deferred cc=1 (see __tape_do_irq).
  */
 struct work_handler_data {
         struct tape_device *device;
@@ -583,16 +634,16 @@ tape_3590_work_handler(struct work_struct *work)
 
         switch (p->op) {
         case TO_MSEN:
-                tape_3590_sense_medium(p->device);
+                tape_3590_sense_medium_async(p->device);
                 break;
         case TO_READ_ATTMSG:
-                tape_3590_read_attmsg(p->device);
+                tape_3590_read_attmsg_async(p->device);
                 break;
         case TO_CRYPT_ON:
-                tape_3592_enable_crypt(p->device);
+                tape_3592_enable_crypt_async(p->device);
                 break;
         case TO_CRYPT_OFF:
-                tape_3592_disable_crypt(p->device);
+                tape_3592_disable_crypt_async(p->device);
                 break;
         default:
                 DBF_EVENT(3, "T3590: work handler undefined for "
diff --git a/drivers/video/backlight/ltv350qv.c b/drivers/video/backlight/ltv350qv.c
index 8010aaeb5adb..dd0e84a9bd2f 100644
--- a/drivers/video/backlight/ltv350qv.c
+++ b/drivers/video/backlight/ltv350qv.c
@@ -239,11 +239,15 @@ static int __devinit ltv350qv_probe(struct spi_device *spi)
         lcd->spi = spi;
         lcd->power = FB_BLANK_POWERDOWN;
         lcd->buffer = kzalloc(8, GFP_KERNEL);
+        if (!lcd->buffer) {
+                ret = -ENOMEM;
+                goto out_free_lcd;
+        }
 
         ld = lcd_device_register("ltv350qv", &spi->dev, lcd, &ltv_ops);
         if (IS_ERR(ld)) {
                 ret = PTR_ERR(ld);
-                goto out_free_lcd;
+                goto out_free_buffer;
         }
         lcd->ld = ld;
 
@@ -257,6 +261,8 @@ static int __devinit ltv350qv_probe(struct spi_device *spi)
 
 out_unregister:
         lcd_device_unregister(ld);
+out_free_buffer:
+        kfree(lcd->buffer);
 out_free_lcd:
         kfree(lcd);
         return ret;
@@ -268,6 +274,7 @@ static int __devexit ltv350qv_remove(struct spi_device *spi)
 
         ltv350qv_power(lcd, FB_BLANK_POWERDOWN);
         lcd_device_unregister(lcd->ld);
+        kfree(lcd->buffer);
         kfree(lcd);
 
         return 0;
diff --git a/drivers/watchdog/sbc_fitpc2_wdt.c b/drivers/watchdog/sbc_fitpc2_wdt.c
index c7d67e9a7465..79906255eeb6 100644
--- a/drivers/watchdog/sbc_fitpc2_wdt.c
+++ b/drivers/watchdog/sbc_fitpc2_wdt.c
@@ -201,11 +201,14 @@ static struct miscdevice fitpc2_wdt_miscdev = {
 static int __init fitpc2_wdt_init(void)
 {
         int err;
+        const char *brd_name;
 
-        if (!strstr(dmi_get_system_info(DMI_BOARD_NAME), "SBC-FITPC2"))
+        brd_name = dmi_get_system_info(DMI_BOARD_NAME);
+
+        if (!brd_name || !strstr(brd_name, "SBC-FITPC2"))
                 return -ENODEV;
 
-        pr_info("%s found\n", dmi_get_system_info(DMI_BOARD_NAME));
+        pr_info("%s found\n", brd_name);
 
         if (!request_region(COMMAND_PORT, 1, WATCHDOG_NAME)) {
                 pr_err("I/O address 0x%04x already in use\n", COMMAND_PORT);