Merge branch 'lpc32xx/fixes' of git://git.antcom.de/linux-2.6 into fixes

* 'lpc32xx/fixes' of git://git.antcom.de/linux-2.6: (5 commits) ARM: LPC32xx: serial.c: Fixed loop limit ARM: LPC32xx: serial.c: HW bug workaround ARM: LPC32xx: irq.c: Clear latched event ARM: LPC32xx: Fix interrupt controller init ARM: LPC32xx: Fix irq on GPI_28 Update to Linux 3.3-rc5 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
author: Arnd Bergmann <arnd@arndb.de> 2012-02-27 17:44:06 +0000
committer: Arnd Bergmann <arnd@arndb.de> 2012-02-27 17:44:23 +0000
commit: f2273ecd9a7405b867522ce03d31a9fee80c2495 (patch)
tree: 1c11347958061ff1e88355b8b6c0efaecad36984 /drivers
parent: 003e6348630aa16982c956beaf7cd0b53a3b609a (diff)
parent: ff424aa4c89d19082e8ae5a3351006bc8a4cd91b (diff)
download: linux-f2273ecd9a7405b867522ce03d31a9fee80c2495.tar.gz
linux-f2273ecd9a7405b867522ce03d31a9fee80c2495.tar.bz2
linux-f2273ecd9a7405b867522ce03d31a9fee80c2495.zip
76 files changed, 541 insertions, 533 deletions
diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c
index c1dc4d86c221..1f3c1a7d132a 100644
--- a/drivers/block/nvme.c
+++ b/drivers/block/nvme.c
@@ -41,6 +41,8 @@
 #include <linux/types.h>
 #include <linux/version.h>
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 #define NVME_Q_DEPTH 1024
 #define SQ_SIZE(depth)		(depth * sizeof(struct nvme_command))
 #define CQ_SIZE(depth)		(depth * sizeof(struct nvme_completion))
diff --git a/drivers/cpuidle/Kconfig b/drivers/cpuidle/Kconfig
index 7dbc4a83c45c..78a666d1e5f5 100644
--- a/drivers/cpuidle/Kconfig
+++ b/drivers/cpuidle/Kconfig
@@ -1,7 +1,7 @@
 
 config CPU_IDLE
 	bool "CPU idle PM support"
-	default ACPI
+	default y if ACPI || PPC_PSERIES
 	help
 	  CPU idle is a generic framework for supporting software-controlled
 	  idle processor power management.  It includes modular cross-platform
diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c
index aa08497a075a..73f55e2008c2 100644
--- a/drivers/edac/i3200_edac.c
+++ b/drivers/edac/i3200_edac.c
@@ -15,6 +15,8 @@
 #include <linux/io.h>
 #include "edac_core.h"
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 #define I3200_REVISION        "1.1"
 
 #define EDAC_MOD_STR        "i3200_edac"
@@ -101,19 +103,6 @@ struct i3200_priv {
 
 static int nr_channels;
 
-#ifndef readq
-static inline __u64 readq(const volatile void __iomem *addr)
-{
-	const volatile u32 __iomem *p = addr;
-	u32 low, high;
-
-	low = readl(p);
-	high = readl(p + 1);
-
-	return low + ((u64)high << 32);
-}
-#endif
-
 static int how_many_channels(struct pci_dev *pdev)
 {
 	unsigned char capid0_8b; /* 8th byte of CAPID0 */
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 661a03571d0c..d08a55896d50 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -193,6 +193,9 @@ int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv)
 			return err;
 		}
 
+		/* setup possible_clones. */
+		exynos_drm_encoder_setup(drm_dev);
+
 		/*
 		 * if any specific driver such as fimd or hdmi driver called
 		 * exynos_drm_subdrv_register() later than drm_load(),
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index e3861ac49295..de818831a511 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -307,9 +307,6 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
 		 */
 		event->pipe = exynos_crtc->pipe;
 
-		list_add_tail(&event->base.link,
-				&dev_priv->pageflip_event_list);
-
 		ret = drm_vblank_get(dev, exynos_crtc->pipe);
 		if (ret) {
 			DRM_DEBUG("failed to acquire vblank counter\n");
@@ -318,6 +315,9 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
 			goto out;
 		}
 
+		list_add_tail(&event->base.link,
+				&dev_priv->pageflip_event_list);
+
 		crtc->fb = fb;
 		ret = exynos_drm_crtc_update(crtc);
 		if (ret) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 35889ca255e9..58820ebd3558 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -33,6 +33,7 @@
 
 #include "exynos_drm_drv.h"
 #include "exynos_drm_crtc.h"
+#include "exynos_drm_encoder.h"
 #include "exynos_drm_fbdev.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_gem.h"
@@ -99,6 +100,9 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
 	if (ret)
 		goto err_vblank;
 
+	/* setup possible_clones. */
+	exynos_drm_encoder_setup(dev);
+
 	/*
 	 * create and configure fb helper and also exynos specific
 	 * fbdev object.
@@ -141,16 +145,21 @@ static int exynos_drm_unload(struct drm_device *dev)
 }
 
 static void exynos_drm_preclose(struct drm_device *dev,
-					struct drm_file *file_priv)
+					struct drm_file *file)
 {
-	struct exynos_drm_private *dev_priv = dev->dev_private;
+	DRM_DEBUG_DRIVER("%s\n", __FILE__);
 
-	/*
-	 * drm framework frees all events at release time,
-	 * so private event list should be cleared.
-	 */
-	if (!list_empty(&dev_priv->pageflip_event_list))
-		INIT_LIST_HEAD(&dev_priv->pageflip_event_list);
+}
+
+static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file)
+{
+	DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+	if (!file->driver_priv)
+		return;
+
+	kfree(file->driver_priv);
+	file->driver_priv = NULL;
 }
 
 static void exynos_drm_lastclose(struct drm_device *dev)
@@ -195,6 +204,7 @@ static struct drm_driver exynos_drm_driver = {
 	.unload			= exynos_drm_unload,
 	.preclose		= exynos_drm_preclose,
 	.lastclose		= exynos_drm_lastclose,
+	.postclose		= exynos_drm_postclose,
 	.get_vblank_counter	= drm_vblank_count,
 	.enable_vblank		= exynos_drm_crtc_enable_vblank,
 	.disable_vblank		= exynos_drm_crtc_disable_vblank,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index 86b93dde219a..ef4754f1519b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -195,6 +195,40 @@ static struct drm_encoder_funcs exynos_encoder_funcs = {
 	.destroy = exynos_drm_encoder_destroy,
 };
 
+static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder)
+{
+	struct drm_encoder *clone;
+	struct drm_device *dev = encoder->dev;
+	struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder);
+	struct exynos_drm_display_ops *display_ops =
+				exynos_encoder->manager->display_ops;
+	unsigned int clone_mask = 0;
+	int cnt = 0;
+
+	list_for_each_entry(clone, &dev->mode_config.encoder_list, head) {
+		switch (display_ops->type) {
+		case EXYNOS_DISPLAY_TYPE_LCD:
+		case EXYNOS_DISPLAY_TYPE_HDMI:
+			clone_mask |= (1 << (cnt++));
+			break;
+		default:
+			continue;
+		}
+	}
+
+	return clone_mask;
+}
+
+void exynos_drm_encoder_setup(struct drm_device *dev)
+{
+	struct drm_encoder *encoder;
+
+	DRM_DEBUG_KMS("%s\n", __FILE__);
+
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
+		encoder->possible_clones = exynos_drm_encoder_clones(encoder);
+}
+
 struct drm_encoder *
 exynos_drm_encoder_create(struct drm_device *dev,
 			   struct exynos_drm_manager *manager,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
index 97b087a51cb6..eb7d2316847e 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
@@ -30,6 +30,7 @@
 
 struct exynos_drm_manager;
 
+void exynos_drm_encoder_setup(struct drm_device *dev);
 struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev,
 					       struct exynos_drm_manager *mgr,
 					       unsigned int possible_crtcs);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
index d7ae29d2f3d6..3508700e529b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -195,66 +195,6 @@ out:
 	return ret;
 }
 
-static bool
-exynos_drm_fbdev_is_samefb(struct drm_framebuffer *fb,
-			    struct drm_fb_helper_surface_size *sizes)
-{
-	if (fb->width != sizes->surface_width)
-		return false;
-	if (fb->height != sizes->surface_height)
-		return false;
-	if (fb->bits_per_pixel != sizes->surface_bpp)
-		return false;
-	if (fb->depth != sizes->surface_depth)
-		return false;
-
-	return true;
-}
-
-static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper,
-				      struct drm_fb_helper_surface_size *sizes)
-{
-	struct drm_device *dev = helper->dev;
-	struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
-	struct exynos_drm_gem_obj *exynos_gem_obj;
-	struct drm_framebuffer *fb = helper->fb;
-	struct drm_mode_fb_cmd2 mode_cmd = { 0 };
-	unsigned long size;
-
-	DRM_DEBUG_KMS("%s\n", __FILE__);
-
-	if (exynos_drm_fbdev_is_samefb(fb, sizes))
-		return 0;
-
-	mode_cmd.width = sizes->surface_width;
-	mode_cmd.height = sizes->surface_height;
-	mode_cmd.pitches[0] = sizes->surface_width * (sizes->surface_bpp >> 3);
-	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
-							  sizes->surface_depth);
-
-	if (exynos_fbdev->exynos_gem_obj)
-		exynos_drm_gem_destroy(exynos_fbdev->exynos_gem_obj);
-
-	if (fb->funcs->destroy)
-		fb->funcs->destroy(fb);
-
-	size = mode_cmd.pitches[0] * mode_cmd.height;
-	exynos_gem_obj = exynos_drm_gem_create(dev, size);
-	if (IS_ERR(exynos_gem_obj))
-		return PTR_ERR(exynos_gem_obj);
-
-	exynos_fbdev->exynos_gem_obj = exynos_gem_obj;
-
-	helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd,
-			&exynos_gem_obj->base);
-	if (IS_ERR_OR_NULL(helper->fb)) {
-		DRM_ERROR("failed to create drm framebuffer.\n");
-		return PTR_ERR(helper->fb);
-	}
-
-	return exynos_drm_fbdev_update(helper, helper->fb);
-}
-
 static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
 				   struct drm_fb_helper_surface_size *sizes)
 {
@@ -262,6 +202,10 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
 
 	DRM_DEBUG_KMS("%s\n", __FILE__);
 
+	/*
+	 * with !helper->fb, it means that this funcion is called first time
+	 * and after that, the helper->fb would be used as clone mode.
+	 */
 	if (!helper->fb) {
 		ret = exynos_drm_fbdev_create(helper, sizes);
 		if (ret < 0) {
@@ -274,12 +218,6 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
 		 * because register_framebuffer() should be called.
 		 */
 		ret = 1;
-	} else {
-		ret = exynos_drm_fbdev_recreate(helper, sizes);
-		if (ret < 0) {
-			DRM_ERROR("failed to reconfigure fbdev\n");
-			return ret;
-		}
 	}
 
 	return ret;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index b6a737d196ae..0dbb32bb18a3 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -604,7 +604,12 @@ static void fimd_finish_pageflip(struct drm_device *drm_dev, int crtc)
 	}
 
 	if (is_checked) {
-		drm_vblank_put(drm_dev, crtc);
+		/*
+		 * call drm_vblank_put only in case that drm_vblank_get was
+		 * called.
+		 */
+		if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0)
+			drm_vblank_put(drm_dev, crtc);
 
 		/*
 		 * don't off vblank if vblank_disable_allowed is 1,
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index ac24cff39775..93846e810e38 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -712,7 +712,12 @@ static void mixer_finish_pageflip(struct drm_device *drm_dev, int crtc)
 	}
 
 	if (is_checked)
-		drm_vblank_put(drm_dev, crtc);
+		/*
+		 * call drm_vblank_put only in case that drm_vblank_get was
+		 * called.
+		 */
+		if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0)
+			drm_vblank_put(drm_dev, crtc);
 
 	spin_unlock_irqrestore(&drm_dev->event_lock, flags);
 }
@@ -779,15 +784,15 @@ static void mixer_win_reset(struct mixer_context *ctx)
 	mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST,
 		MXR_STATUS_BURST_MASK);
 
-	/* setting default layer priority: layer1 > video > layer0
+	/* setting default layer priority: layer1 > layer0 > video
 	 * because typical usage scenario would be
+	 * layer1 - OSD
 	 * layer0 - framebuffer
 	 * video - video overlay
-	 * layer1 - OSD
 	 */
-	val  = MXR_LAYER_CFG_GRP0_VAL(1);
-	val |= MXR_LAYER_CFG_VP_VAL(2);
-	val |= MXR_LAYER_CFG_GRP1_VAL(3);
+	val = MXR_LAYER_CFG_GRP1_VAL(3);
+	val |= MXR_LAYER_CFG_GRP0_VAL(2);
+	val |= MXR_LAYER_CFG_VP_VAL(1);
 	mixer_reg_write(res, MXR_LAYER_CFG, val);
 
 	/* setting background color */
@@ -1044,7 +1049,7 @@ static int mixer_remove(struct platform_device *pdev)
 					platform_get_drvdata(pdev);
 	struct mixer_context *ctx = (struct mixer_context *)drm_hdmi_ctx->ctx;
 
-	dev_info(dev, "remove sucessful\n");
+	dev_info(dev, "remove successful\n");
 
 	mixer_resource_poweroff(ctx);
 	mixer_resources_cleanup(ctx);
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index c3afb783cb9d..03c53fcf8653 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3028,6 +3028,20 @@
 #define  DISP_TILE_SURFACE_SWIZZLING	(1<<13)
 #define  DISP_FBC_WM_DIS		(1<<15)
 
+/* GEN7 chicken */
+#define GEN7_COMMON_SLICE_CHICKEN1		0x7010
+# define GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC	((1<<10) | (1<<26))
+
+#define GEN7_L3CNTLREG1				0xB01C
+#define  GEN7_WA_FOR_GEN7_L3_CONTROL			0x3C4FFF8C
+
+#define GEN7_L3_CHICKEN_MODE_REGISTER		0xB030
+#define  GEN7_WA_L3_CHICKEN_MODE				0x20000000
+
+/* WaCatErrorRejectionIssue */
+#define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG		0x9030
+#define  GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB	(1<<11)
+
 /* PCH */
 
 /* south display engine interrupt */
@@ -3618,6 +3632,7 @@
 #define    GT_FIFO_NUM_RESERVED_ENTRIES		20
 
 #define GEN6_UCGCTL2				0x9404
+# define GEN6_RCZUNIT_CLOCK_GATE_DISABLE		(1 << 13)
 # define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE		(1 << 12)
 # define GEN6_RCCUNIT_CLOCK_GATE_DISABLE		(1 << 11)
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 00fbff5ddd81..f425b23e3803 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8184,8 +8184,8 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
 	I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */
 
 	if (intel_enable_rc6(dev_priv->dev))
-		rc6_mask = GEN6_RC_CTL_RC6p_ENABLE |
-			GEN6_RC_CTL_RC6_ENABLE;
+		rc6_mask = GEN6_RC_CTL_RC6_ENABLE |
+			(IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0;
 
 	I915_WRITE(GEN6_RC_CONTROL,
 		   rc6_mask |
@@ -8463,12 +8463,32 @@ static void ivybridge_init_clock_gating(struct drm_device *dev)
 	I915_WRITE(WM2_LP_ILK, 0);
 	I915_WRITE(WM1_LP_ILK, 0);
 
+	/* According to the spec, bit 13 (RCZUNIT) must be set on IVB.
+	 * This implements the WaDisableRCZUnitClockGating workaround.
+	 */
+	I915_WRITE(GEN6_UCGCTL2, GEN6_RCZUNIT_CLOCK_GATE_DISABLE);
+
 	I915_WRITE(ILK_DSPCLK_GATE, IVB_VRHUNIT_CLK_GATE);
 
 	I915_WRITE(IVB_CHICKEN3,
 		   CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE |
 		   CHICKEN3_DGMG_DONE_FIX_DISABLE);
 
+	/* Apply the WaDisableRHWOOptimizationForRenderHang workaround. */
+	I915_WRITE(GEN7_COMMON_SLICE_CHICKEN1,
+		   GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC);
+
+	/* WaApplyL3ControlAndL3ChickenMode requires those two on Ivy Bridge */
+	I915_WRITE(GEN7_L3CNTLREG1,
+			GEN7_WA_FOR_GEN7_L3_CONTROL);
+	I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER,
+			GEN7_WA_L3_CHICKEN_MODE);
+
+	/* This is required by WaCatErrorRejectionIssue */
+	I915_WRITE(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG,
+			I915_READ(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG) |
+			GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB);
+
 	for_each_pipe(pipe) {
 		I915_WRITE(DSPCNTR(pipe),
 			   I915_READ(DSPCNTR(pipe)) |
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 9be353b894cc..f58254a3fb01 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -3223,6 +3223,7 @@ int evergreen_resume(struct radeon_device *rdev)
 	r = evergreen_startup(rdev);
 	if (r) {
 		DRM_ERROR("evergreen startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index db09065e68fd..2509c505acb8 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1547,6 +1547,7 @@ int cayman_resume(struct radeon_device *rdev)
 	r = cayman_startup(rdev);
 	if (r) {
 		DRM_ERROR("cayman startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 	return r;
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 18cd84fae99c..333cde9d4e7b 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -3928,6 +3928,8 @@ static int r100_startup(struct radeon_device *rdev)
 
 int r100_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCI)
 		r100_pci_gart_disable(rdev);
@@ -3947,7 +3949,11 @@ int r100_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r100_startup(rdev);
+	r = r100_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r100_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 3fc0d29a5f39..6829638cca40 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -1431,6 +1431,8 @@ static int r300_startup(struct radeon_device *rdev)
 
 int r300_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -1452,7 +1454,11 @@ int r300_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r300_startup(rdev);
+	r = r300_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r300_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 666e28fe509c..b14323053bad 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -291,6 +291,8 @@ static int r420_startup(struct radeon_device *rdev)
 
 int r420_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -316,7 +318,11 @@ int r420_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r420_startup(rdev);
+	r = r420_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r420_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 4ae1615e752f..25084e824dbc 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -218,6 +218,8 @@ static int r520_startup(struct radeon_device *rdev)
 
 int r520_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -237,7 +239,11 @@ int r520_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r520_startup(rdev);
+	r = r520_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r520_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 4f08e5e6ee9d..fbcd84803b60 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2529,6 +2529,7 @@ int r600_resume(struct radeon_device *rdev)
 	r = r600_startup(rdev);
 	if (r) {
 		DRM_ERROR("r600 startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 9e72daeeddc6..1f53ae74ada1 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -3020,6 +3020,9 @@ radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	uint32_t bios_2_scratch;
 
+	if (ASIC_IS_DCE4(rdev))
+		return;
+
 	if (rdev->family >= CHIP_R600)
 		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
 	else
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 435a3d970ab8..e64bec488ed8 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -453,6 +453,10 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 	int r;
 
 	radeon_mutex_lock(&rdev->cs_mutex);
+	if (!rdev->accel_working) {
+		radeon_mutex_unlock(&rdev->cs_mutex);
+		return -EBUSY;
+	}
 	/* initialize parser */
 	memset(&parser, 0, sizeof(struct radeon_cs_parser));
 	parser.filp = filp;
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 30a4c5014c8b..92c9ea4751fb 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -500,8 +500,11 @@ static char radeon_debugfs_ib_names[RADEON_IB_POOL_SIZE][32];
 int radeon_debugfs_ring_init(struct radeon_device *rdev)
 {
 #if defined(CONFIG_DEBUG_FS)
-	return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
-					ARRAY_SIZE(radeon_debugfs_ring_info_list));
+	if (rdev->family >= CHIP_CAYMAN)
+		return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
+						ARRAY_SIZE(radeon_debugfs_ring_info_list));
+	else
+		return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list, 1);
 #else
 	return 0;
 #endif
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index b0ce84a20a68..866a05be75f2 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -442,6 +442,8 @@ static int rs400_startup(struct radeon_device *rdev)
 
 int rs400_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	rs400_gart_disable(rdev);
 	/* Resume clock before doing reset */
@@ -462,7 +464,11 @@ int rs400_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rs400_startup(rdev);
+	r = rs400_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rs400_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index c05865e5521f..4fc700684dcd 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -876,6 +876,8 @@ static int rs600_startup(struct radeon_device *rdev)
 
 int rs600_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	rs600_gart_disable(rdev);
 	/* Resume clock before doing reset */
@@ -894,7 +896,11 @@ int rs600_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rs600_startup(rdev);
+	r = rs600_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rs600_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 4f24a0fa8c82..f68dff2fadcb 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -659,6 +659,8 @@ static int rs690_startup(struct radeon_device *rdev)
 
 int rs690_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	rs400_gart_disable(rdev);
 	/* Resume clock before doing reset */
@@ -677,7 +679,11 @@ int rs690_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rs690_startup(rdev);
+	r = rs690_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rs690_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 880637fd1946..959bf4483bea 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -424,6 +424,8 @@ static int rv515_startup(struct radeon_device *rdev)
 
 int rv515_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -443,7 +445,11 @@ int rv515_resume(struct radeon_device *rdev)
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rv515_startup(rdev);
+	r =  rv515_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rv515_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index a1668b659ddd..c049c0c51841 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -1139,6 +1139,7 @@ int rv770_resume(struct radeon_device *rdev)
 	r = rv770_startup(rdev);
 	if (r) {
 		DRM_ERROR("r600 startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 
diff --git a/drivers/hwmon/ads1015.c b/drivers/hwmon/ads1015.c
index eedca3cf9968..dd87ae96c262 100644
--- a/drivers/hwmon/ads1015.c
+++ b/drivers/hwmon/ads1015.c
@@ -271,7 +271,7 @@ static int ads1015_probe(struct i2c_client *client,
 			continue;
 		err = device_create_file(&client->dev, &ads1015_in[k].dev_attr);
 		if (err)
-			goto exit_free;
+			goto exit_remove;
 	}
 
 	data->hwmon_dev = hwmon_device_register(&client->dev);
@@ -285,7 +285,6 @@ static int ads1015_probe(struct i2c_client *client,
 exit_remove:
 	for (k = 0; k < ADS1015_CHANNELS; ++k)
 		device_remove_file(&client->dev, &ads1015_in[k].dev_attr);
-exit_free:
 	kfree(data);
 exit:
 	return err;
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index f609b5727ba9..6bab2001ef3b 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -340,8 +340,6 @@ static int set_pwm_enable_direct(struct i2c_client *client, int nr, int val)
 			fanmode |= (1 << F75387_FAN_MANU_MODE(nr));
 			fanmode |= (1 << F75387_FAN_DUTY_MODE(nr));
 			data->pwm[nr] = 255;
-			f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
-					data->pwm[nr]);
 			break;
 		case 1: /* PWM */
 			fanmode  |= (1 << F75387_FAN_MANU_MODE(nr));
@@ -361,8 +359,6 @@ static int set_pwm_enable_direct(struct i2c_client *client, int nr, int val)
 		case 0: /* full speed */
 			fanmode  |= (3 << FAN_CTRL_MODE(nr));
 			data->pwm[nr] = 255;
-			f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
-					data->pwm[nr]);
 			break;
 		case 1: /* PWM */
 			fanmode  |= (3 << FAN_CTRL_MODE(nr));
@@ -377,6 +373,9 @@ static int set_pwm_enable_direct(struct i2c_client *client, int nr, int val)
 
 	f75375_write8(client, F75375_REG_FAN_TIMER, fanmode);
 	data->pwm_enable[nr] = val;
+	if (val == 0)
+		f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
+				data->pwm[nr]);
 	return 0;
 }
 
diff --git a/drivers/hwmon/max6639.c b/drivers/hwmon/max6639.c
index e10a092c603c..a6760bacd915 100644
--- a/drivers/hwmon/max6639.c
+++ b/drivers/hwmon/max6639.c
@@ -72,8 +72,8 @@ static unsigned short normal_i2c[] = { 0x2c, 0x2e, 0x2f, I2C_CLIENT_END };
 
 static const int rpm_ranges[] = { 2000, 4000, 8000, 16000 };
 
-#define FAN_FROM_REG(val, div, rpm_range)	((val) == 0 ? -1 : \
-	(val) == 255 ? 0 : (rpm_ranges[rpm_range] * 30) / ((div + 1) * (val)))
+#define FAN_FROM_REG(val, rpm_range)	((val) == 0 || (val) == 255 ? \
+				0 : (rpm_ranges[rpm_range] * 30) / (val))
 #define TEMP_LIMIT_TO_REG(val)	SENSORS_LIMIT((val) / 1000, 0, 255)
 
 /*
@@ -333,7 +333,7 @@ static ssize_t show_fan_input(struct device *dev,
 		return PTR_ERR(data);
 
 	return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[attr->index],
-		       data->ppr, data->rpm_range));
+		       data->rpm_range));
 }
 
 static ssize_t show_alarm(struct device *dev,
@@ -429,9 +429,9 @@ static int max6639_init_client(struct i2c_client *client)
 	struct max6639_data *data = i2c_get_clientdata(client);
 	struct max6639_platform_data *max6639_info =
 		client->dev.platform_data;
-	int i = 0;
+	int i;
 	int rpm_range = 1; /* default: 4000 RPM */
-	int err = 0;
+	int err;
 
 	/* Reset chip to default values, see below for GCONFIG setup */
 	err = i2c_smbus_write_byte_data(client, MAX6639_REG_GCONFIG,
@@ -446,11 +446,6 @@ static int max6639_init_client(struct i2c_client *client)
 	else
 		data->ppr = 2;
 	data->ppr -= 1;
-	err = i2c_smbus_write_byte_data(client,
-			MAX6639_REG_FAN_PPR(i),
-			data->ppr << 5);
-	if (err)
-		goto exit;
 
 	if (max6639_info)
 		rpm_range = rpm_range_to_reg(max6639_info->rpm_range);
@@ -458,6 +453,13 @@ static int max6639_init_client(struct i2c_client *client)
 
 	for (i = 0; i < 2; i++) {
 
+		/* Set Fan pulse per revolution */
+		err = i2c_smbus_write_byte_data(client,
+				MAX6639_REG_FAN_PPR(i),
+				data->ppr << 6);
+		if (err)
+			goto exit;
+
 		/* Fans config PWM, RPM */
 		err = i2c_smbus_write_byte_data(client,
 			MAX6639_REG_FAN_CONFIG1(i),
diff --git a/drivers/hwmon/pmbus/max34440.c b/drivers/hwmon/pmbus/max34440.c
index beaf5a8d9c45..9b97a5b3cf3d 100644
--- a/drivers/hwmon/pmbus/max34440.c
+++ b/drivers/hwmon/pmbus/max34440.c
@@ -82,7 +82,7 @@ static int max34440_write_word_data(struct i2c_client *client, int page,
 	case PMBUS_VIRT_RESET_TEMP_HISTORY:
 		ret = pmbus_write_word_data(client, page,
 					    MAX34440_MFR_TEMPERATURE_PEAK,
-					    0xffff);
+					    0x8000);
 		break;
 	default:
 		ret = -ENODATA;
diff --git a/drivers/media/radio/wl128x/Kconfig b/drivers/media/radio/wl128x/Kconfig
index 86b28579f0c7..ea1e6545df36 100644
--- a/drivers/media/radio/wl128x/Kconfig
+++ b/drivers/media/radio/wl128x/Kconfig
@@ -4,8 +4,8 @@
 menu "Texas Instruments WL128x FM driver (ST based)"
 config RADIO_WL128X
 	tristate "Texas Instruments WL128x FM Radio"
-	depends on VIDEO_V4L2 && RFKILL
-	select TI_ST if NET && GPIOLIB
+	depends on VIDEO_V4L2 && RFKILL && GPIOLIB
+	select TI_ST if NET
 	help
 	Choose Y here if you have this FM radio chip.
 
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index 3aeb29a7ce11..7f26fdf2e54e 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -47,7 +47,7 @@
 #define MOD_AUTHOR	"Jarod Wilson <jarod@wilsonet.com>"
 #define MOD_DESC	"Driver for SoundGraph iMON MultiMedia IR/Display"
 #define MOD_NAME	"imon"
-#define MOD_VERSION	"0.9.3"
+#define MOD_VERSION	"0.9.4"
 
 #define DISPLAY_MINOR_BASE	144
 #define DEVICE_NAME	"lcd%d"
@@ -1658,9 +1658,17 @@ static void usb_rx_callback_intf0(struct urb *urb)
 		return;
 
 	ictx = (struct imon_context *)urb->context;
-	if (!ictx || !ictx->dev_present_intf0)
+	if (!ictx)
 		return;
 
+	/*
+	 * if we get a callback before we're done configuring the hardware, we
+	 * can't yet process the data, as there's nowhere to send it, but we
+	 * still need to submit a new rx URB to avoid wedging the hardware
+	 */
+	if (!ictx->dev_present_intf0)
+		goto out;
+
 	switch (urb->status) {
 	case -ENOENT:		/* usbcore unlink successful! */
 		return;
@@ -1678,6 +1686,7 @@ static void usb_rx_callback_intf0(struct urb *urb)
 		break;
 	}
 
+out:
 	usb_submit_urb(ictx->rx_urb_intf0, GFP_ATOMIC);
 }
 
@@ -1690,9 +1699,17 @@ static void usb_rx_callback_intf1(struct urb *urb)
 		return;
 
 	ictx = (struct imon_context *)urb->context;
-	if (!ictx || !ictx->dev_present_intf1)
+	if (!ictx)
 		return;
 
+	/*
+	 * if we get a callback before we're done configuring the hardware, we
+	 * can't yet process the data, as there's nowhere to send it, but we
+	 * still need to submit a new rx URB to avoid wedging the hardware
+	 */
+	if (!ictx->dev_present_intf1)
+		goto out;
+
 	switch (urb->status) {
 	case -ENOENT:		/* usbcore unlink successful! */
 		return;
@@ -1710,6 +1727,7 @@ static void usb_rx_callback_intf1(struct urb *urb)
 		break;
 	}
 
+out:
 	usb_submit_urb(ictx->rx_urb_intf1, GFP_ATOMIC);
 }
 
@@ -2242,7 +2260,7 @@ find_endpoint_failed:
 	mutex_unlock(&ictx->lock);
 	usb_free_urb(rx_urb);
 rx_urb_alloc_failed:
-	dev_err(ictx->dev, "unable to initialize intf0, err %d\n", ret);
+	dev_err(ictx->dev, "unable to initialize intf1, err %d\n", ret);
 
 	return NULL;
 }
diff --git a/drivers/media/video/hdpvr/hdpvr-core.c b/drivers/media/video/hdpvr/hdpvr-core.c
index e5eb56a5b618..6510110f53d0 100644
--- a/drivers/media/video/hdpvr/hdpvr-core.c
+++ b/drivers/media/video/hdpvr/hdpvr-core.c
@@ -154,10 +154,20 @@ static int device_authorization(struct hdpvr_device *dev)
 	}
 #endif
 
+	dev->fw_ver = dev->usbc_buf[1];
+
 	v4l2_info(&dev->v4l2_dev, "firmware version 0x%x dated %s\n",
-			  dev->usbc_buf[1], &dev->usbc_buf[2]);
+			  dev->fw_ver, &dev->usbc_buf[2]);
+
+	if (dev->fw_ver > 0x15) {
+		dev->options.brightness	= 0x80;
+		dev->options.contrast	= 0x40;
+		dev->options.hue	= 0xf;
+		dev->options.saturation	= 0x40;
+		dev->options.sharpness	= 0x80;
+	}
 
-	switch (dev->usbc_buf[1]) {
+	switch (dev->fw_ver) {
 	case HDPVR_FIRMWARE_VERSION:
 		dev->flags &= ~HDPVR_FLAG_AC3_CAP;
 		break;
@@ -169,7 +179,7 @@ static int device_authorization(struct hdpvr_device *dev)
 	default:
 		v4l2_info(&dev->v4l2_dev, "untested firmware, the driver might"
 			  " not work.\n");
-		if (dev->usbc_buf[1] >= HDPVR_FIRMWARE_VERSION_AC3)
+		if (dev->fw_ver >= HDPVR_FIRMWARE_VERSION_AC3)
 			dev->flags |= HDPVR_FLAG_AC3_CAP;
 		else
 			dev->flags &= ~HDPVR_FLAG_AC3_CAP;
@@ -270,6 +280,8 @@ static const struct hdpvr_options hdpvr_default_options = {
 	.bitrate_mode	= HDPVR_CONSTANT,
 	.gop_mode	= HDPVR_SIMPLE_IDR_GOP,
 	.audio_codec	= V4L2_MPEG_AUDIO_ENCODING_AAC,
+	/* original picture controls for firmware version <= 0x15 */
+	/* updated in device_authorization() for newer firmware */
 	.brightness	= 0x86,
 	.contrast	= 0x80,
 	.hue		= 0x80,
diff --git a/drivers/media/video/hdpvr/hdpvr-video.c b/drivers/media/video/hdpvr/hdpvr-video.c
index 087f7c08cb85..11ffe9cc1780 100644
--- a/drivers/media/video/hdpvr/hdpvr-video.c
+++ b/drivers/media/video/hdpvr/hdpvr-video.c
@@ -283,12 +283,13 @@ static int hdpvr_start_streaming(struct hdpvr_device *dev)
 
 		hdpvr_config_call(dev, CTRL_START_STREAMING_VALUE, 0x00);
 
+		dev->status = STATUS_STREAMING;
+
 		INIT_WORK(&dev->worker, hdpvr_transmit_buffers);
 		queue_work(dev->workqueue, &dev->worker);
 
 		v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev,
 			 "streaming started\n");
-		dev->status = STATUS_STREAMING;
 
 		return 0;
 	}
@@ -722,21 +723,39 @@ static const s32 supported_v4l2_ctrls[] = {
 };
 
 static int fill_queryctrl(struct hdpvr_options *opt, struct v4l2_queryctrl *qc,
-			  int ac3)
+			  int ac3, int fw_ver)
 {
 	int err;
 
+	if (fw_ver > 0x15) {
+		switch (qc->id) {
+		case V4L2_CID_BRIGHTNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_CONTRAST:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x40);
+		case V4L2_CID_SATURATION:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x40);
+		case V4L2_CID_HUE:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0x1e, 1, 0xf);
+		case V4L2_CID_SHARPNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		}
+	} else {
+		switch (qc->id) {
+		case V4L2_CID_BRIGHTNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x86);
+		case V4L2_CID_CONTRAST:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_SATURATION:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_HUE:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_SHARPNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		}
+	}
+
 	switch (qc->id) {
-	case V4L2_CID_BRIGHTNESS:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x86);
-	case V4L2_CID_CONTRAST:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
-	case V4L2_CID_SATURATION:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
-	case V4L2_CID_HUE:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
-	case V4L2_CID_SHARPNESS:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
 	case V4L2_CID_MPEG_AUDIO_ENCODING:
 		return v4l2_ctrl_query_fill(
 			qc, V4L2_MPEG_AUDIO_ENCODING_AAC,
@@ -794,7 +813,8 @@ static int vidioc_queryctrl(struct file *file, void *private_data,
 
 		if (qc->id == supported_v4l2_ctrls[i])
 			return fill_queryctrl(&dev->options, qc,
-					      dev->flags & HDPVR_FLAG_AC3_CAP);
+					      dev->flags & HDPVR_FLAG_AC3_CAP,
+					      dev->fw_ver);
 
 		if (qc->id < supported_v4l2_ctrls[i])
 			break;
diff --git a/drivers/media/video/hdpvr/hdpvr.h b/drivers/media/video/hdpvr/hdpvr.h
index d6439db1d18b..fea3c6926997 100644
--- a/drivers/media/video/hdpvr/hdpvr.h
+++ b/drivers/media/video/hdpvr/hdpvr.h
@@ -113,6 +113,7 @@ struct hdpvr_device {
 	/* usb control transfer buffer and lock */
 	struct mutex		usbc_mutex;
 	u8			*usbc_buf;
+	u8			fw_ver;
 };
 
 static inline struct hdpvr_device *to_hdpvr_dev(struct v4l2_device *v4l2_dev)
diff --git a/drivers/media/video/omap3isp/ispccdc.c b/drivers/media/video/omap3isp/ispccdc.c
index a74a79701d34..eaabc27f0fa2 100644
--- a/drivers/media/video/omap3isp/ispccdc.c
+++ b/drivers/media/video/omap3isp/ispccdc.c
@@ -1407,7 +1407,7 @@ static int __ccdc_handle_stopping(struct isp_ccdc_device *ccdc, u32 event)
 static void ccdc_hs_vs_isr(struct isp_ccdc_device *ccdc)
 {
 	struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->subdev.entity);
-	struct video_device *vdev = &ccdc->subdev.devnode;
+	struct video_device *vdev = ccdc->subdev.devnode;
 	struct v4l2_event event;
 
 	memset(&event, 0, sizeof(event));
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index 8a21e10952ea..9ea7cabcaf3c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -685,7 +685,7 @@ int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave,
 	return err;
 }
 
-static int mlx4_QUERY_PORT(struct mlx4_dev *dev, void *ptr, u8 port)
+int mlx4_QUERY_PORT(struct mlx4_dev *dev, void *ptr, u8 port)
 {
 	struct mlx4_cmd_mailbox *outbox = ptr;
 
diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c
index 8deeef98280c..25a80d71fb2a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mr.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mr.c
@@ -304,7 +304,7 @@ static int mlx4_HW2SW_MPT(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox
 			    MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
 }
 
-static int mlx4_mr_reserve_range(struct mlx4_dev *dev, int cnt, int align,
+int mlx4_mr_reserve_range(struct mlx4_dev *dev, int cnt, int align,
 			  u32 *base_mridx)
 {
 	struct mlx4_priv *priv = mlx4_priv(dev);
@@ -320,14 +320,14 @@ static int mlx4_mr_reserve_range(struct mlx4_dev *dev, int cnt, int align,
 }
 EXPORT_SYMBOL_GPL(mlx4_mr_reserve_range);
 
-static void mlx4_mr_release_range(struct mlx4_dev *dev, u32 base_mridx, int cnt)
+void mlx4_mr_release_range(struct mlx4_dev *dev, u32 base_mridx, int cnt)
 {
 	struct mlx4_priv *priv = mlx4_priv(dev);
 	mlx4_bitmap_free_range(&priv->mr_table.mpt_bitmap, base_mridx, cnt);
 }
 EXPORT_SYMBOL_GPL(mlx4_mr_release_range);
 
-static int mlx4_mr_alloc_reserved(struct mlx4_dev *dev, u32 mridx, u32 pd,
+int mlx4_mr_alloc_reserved(struct mlx4_dev *dev, u32 mridx, u32 pd,
 			   u64 iova, u64 size, u32 access, int npages,
 			   int page_shift, struct mlx4_mr *mr)
 {
@@ -457,7 +457,7 @@ int mlx4_mr_alloc(struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access,
 }
 EXPORT_SYMBOL_GPL(mlx4_mr_alloc);
 
-static void mlx4_mr_free_reserved(struct mlx4_dev *dev, struct mlx4_mr *mr)
+void mlx4_mr_free_reserved(struct mlx4_dev *dev, struct mlx4_mr *mr)
 {
 	int err;
 
@@ -852,7 +852,7 @@ err_free:
 }
 EXPORT_SYMBOL_GPL(mlx4_fmr_alloc);
 
-static int mlx4_fmr_alloc_reserved(struct mlx4_dev *dev, u32 mridx,
+int mlx4_fmr_alloc_reserved(struct mlx4_dev *dev, u32 mridx,
 			    u32 pd, u32 access, int max_pages,
 			    int max_maps, u8 page_shift, struct mlx4_fmr *fmr)
 {
@@ -954,7 +954,7 @@ int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr)
 }
 EXPORT_SYMBOL_GPL(mlx4_fmr_free);
 
-static int mlx4_fmr_free_reserved(struct mlx4_dev *dev, struct mlx4_fmr *fmr)
+int mlx4_fmr_free_reserved(struct mlx4_dev *dev, struct mlx4_fmr *fmr)
 {
 	if (fmr->maps)
 		return -EBUSY;
diff --git a/drivers/platform/x86/ibm_rtl.c b/drivers/platform/x86/ibm_rtl.c
index 42a7d603c870..7481146a5b47 100644
--- a/drivers/platform/x86/ibm_rtl.c
+++ b/drivers/platform/x86/ibm_rtl.c
@@ -33,6 +33,8 @@
 #include <linux/mutex.h>
 #include <asm/bios_ebda.h>
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 static bool force;
 module_param(force, bool, 0);
 MODULE_PARM_DESC(force, "Force driver load, ignore DMI data");
@@ -83,19 +85,6 @@ static void __iomem *rtl_cmd_addr;
 static u8 rtl_cmd_type;
 static u8 rtl_cmd_width;
 
-#ifndef readq
-static inline __u64 readq(const volatile void __iomem *addr)
-{
-	const volatile u32 __iomem *p = addr;
-	u32 low, high;
-
-	low = readl(p);
-	high = readl(p + 1);
-
-	return low + ((u64)high << 32);
-}
-#endif
-
 static void __iomem *rtl_port_map(phys_addr_t addr, unsigned long len)
 {
 	if (rtl_cmd_type == RTL_ADDR_TYPE_MMIO)
diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
index 809a3ae943c6..88a98cff5a44 100644
--- a/drivers/platform/x86/intel_ips.c
+++ b/drivers/platform/x86/intel_ips.c
@@ -77,6 +77,8 @@
 #include <asm/processor.h>
 #include "intel_ips.h"
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 #define PCI_DEVICE_ID_INTEL_THERMAL_SENSOR 0x3b32
 
 /*
@@ -344,19 +346,6 @@ struct ips_driver {
 static bool
 ips_gpu_turbo_enabled(struct ips_driver *ips);
 
-#ifndef readq
-static inline __u64 readq(const volatile void __iomem *addr)
-{
-	const volatile u32 __iomem *p = addr;
-	u32 low, high;
-
-	low = readl(p);
-	high = readl(p + 1);
-
-	return low + ((u64)high << 32);
-}
-#endif
-
 /**
  * ips_cpu_busy - is CPU busy?
  * @ips: IPS driver struct
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 934458ad55e5..e71a50d4b221 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -87,6 +87,7 @@ struct raw3215_info {
 	struct tty_struct *tty;	      /* pointer to tty structure if present */
 	struct raw3215_req *queued_read; /* pointer to queued read requests */
 	struct raw3215_req *queued_write;/* pointer to queued write requests */
+	struct tasklet_struct tlet;   /* tasklet to invoke tty_wakeup */
 	wait_queue_head_t empty_wait; /* wait queue for flushing */
 	struct timer_list timer;      /* timer for delayed output */
 	int line_pos;		      /* position on the line (for tabs) */
@@ -334,19 +335,23 @@ static inline void raw3215_try_io(struct raw3215_info *raw)
 }
 
 /*
+ * Call tty_wakeup from tasklet context
+ */
+static void raw3215_wakeup(unsigned long data)
+{
+	struct raw3215_info *raw = (struct raw3215_info *) data;
+	tty_wakeup(raw->tty);
+}
+
+/*
  * Try to start the next IO and wake up processes waiting on the tty.
  */
 static void raw3215_next_io(struct raw3215_info *raw)
 {
-	struct tty_struct *tty;
-
 	raw3215_mk_write_req(raw);
 	raw3215_try_io(raw);
-	tty = raw->tty;
-	if (tty != NULL &&
-	    RAW3215_BUFFER_SIZE - raw->count >= RAW3215_MIN_SPACE) {
-	    	tty_wakeup(tty);
-	}
+	if (raw->tty && RAW3215_BUFFER_SIZE - raw->count >= RAW3215_MIN_SPACE)
+		tasklet_schedule(&raw->tlet);
 }
 
 /*
@@ -682,6 +687,7 @@ static int raw3215_probe (struct ccw_device *cdev)
 		return -ENOMEM;
 	}
 	init_waitqueue_head(&raw->empty_wait);
+	tasklet_init(&raw->tlet, raw3215_wakeup, (unsigned long) raw);
 
 	dev_set_drvdata(&cdev->dev, raw);
 	cdev->handler = raw3215_irq;
@@ -901,6 +907,7 @@ static int __init con3215_init(void)
 
 	raw->flags |= RAW3215_FIXED;
 	init_waitqueue_head(&raw->empty_wait);
+	tasklet_init(&raw->tlet, raw3215_wakeup, (unsigned long) raw);
 
 	/* Request the console irq */
 	if (raw3215_startup(raw) != 0) {
@@ -966,6 +973,7 @@ static void tty3215_close(struct tty_struct *tty, struct file * filp)
 	tty->closing = 1;
 	/* Shutdown the terminal */
 	raw3215_shutdown(raw);
+	tasklet_kill(&raw->tlet);
 	tty->closing = 0;
 	raw->tty = NULL;
 }
diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c
index 53a31c753cb1..20c4557f5abd 100644
--- a/drivers/scsi/device_handler/scsi_dh_rdac.c
+++ b/drivers/scsi/device_handler/scsi_dh_rdac.c
@@ -364,10 +364,7 @@ static void release_controller(struct kref *kref)
 	struct rdac_controller *ctlr;
 	ctlr = container_of(kref, struct rdac_controller, kref);
 
-	flush_workqueue(kmpath_rdacd);
-	spin_lock(&list_lock);
 	list_del(&ctlr->node);
-	spin_unlock(&list_lock);
 	kfree(ctlr);
 }
 
@@ -376,20 +373,17 @@ static struct rdac_controller *get_controller(int index, char *array_name,
 {
 	struct rdac_controller *ctlr, *tmp;
 
-	spin_lock(&list_lock);
-
 	list_for_each_entry(tmp, &ctlr_list, node) {
 		if ((memcmp(tmp->array_id, array_id, UNIQUE_ID_LEN) == 0) &&
 			  (tmp->index == index) &&
 			  (tmp->host == sdev->host)) {
 			kref_get(&tmp->kref);
-			spin_unlock(&list_lock);
 			return tmp;
 		}
 	}
 	ctlr = kmalloc(sizeof(*ctlr), GFP_ATOMIC);
 	if (!ctlr)
-		goto done;
+		return NULL;
 
 	/* initialize fields of controller */
 	memcpy(ctlr->array_id, array_id, UNIQUE_ID_LEN);
@@ -405,8 +399,7 @@ static struct rdac_controller *get_controller(int index, char *array_name,
 	INIT_WORK(&ctlr->ms_work, send_mode_select);
 	INIT_LIST_HEAD(&ctlr->ms_head);
 	list_add(&ctlr->node, &ctlr_list);
-done:
-	spin_unlock(&list_lock);
+
 	return ctlr;
 }
 
@@ -517,9 +510,12 @@ static int initialize_controller(struct scsi_device *sdev,
 			index = 0;
 		else
 			index = 1;
+
+		spin_lock(&list_lock);
 		h->ctlr = get_controller(index, array_name, array_id, sdev);
 		if (!h->ctlr)
 			err = SCSI_DH_RES_TEMP_UNAVAIL;
+		spin_unlock(&list_lock);
 	}
 	return err;
 }
@@ -906,7 +902,9 @@ static int rdac_bus_attach(struct scsi_device *sdev)
 	return 0;
 
 clean_ctlr:
+	spin_lock(&list_lock);
 	kref_put(&h->ctlr->kref, release_controller);
+	spin_unlock(&list_lock);
 
 failed:
 	kfree(scsi_dh_data);
@@ -921,14 +919,19 @@ static void rdac_bus_detach( struct scsi_device *sdev )
 	struct rdac_dh_data *h;
 	unsigned long flags;
 
-	spin_lock_irqsave(sdev->request_queue->queue_lock, flags);
 	scsi_dh_data = sdev->scsi_dh_data;
+	h = (struct rdac_dh_data *) scsi_dh_data->buf;
+	if (h->ctlr && h->ctlr->ms_queued)
+		flush_workqueue(kmpath_rdacd);
+
+	spin_lock_irqsave(sdev->request_queue->queue_lock, flags);
 	sdev->scsi_dh_data = NULL;
 	spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags);
 
-	h = (struct rdac_dh_data *) scsi_dh_data->buf;
+	spin_lock(&list_lock);
 	if (h->ctlr)
 		kref_put(&h->ctlr->kref, release_controller);
+	spin_unlock(&list_lock);
 	kfree(scsi_dh_data);
 	module_put(THIS_MODULE);
 	sdev_printk(KERN_NOTICE, sdev, "%s: Detached\n", RDAC_NAME);
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 67b169b7a5be..b538f0883fd2 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -4613,11 +4613,13 @@ static int __ipr_eh_host_reset(struct scsi_cmnd * scsi_cmd)
 	ENTER;
 	ioa_cfg = (struct ipr_ioa_cfg *) scsi_cmd->device->host->hostdata;
 
-	dev_err(&ioa_cfg->pdev->dev,
-		"Adapter being reset as a result of error recovery.\n");
+	if (!ioa_cfg->in_reset_reload) {
+		dev_err(&ioa_cfg->pdev->dev,
+			"Adapter being reset as a result of error recovery.\n");
 
-	if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
-		ioa_cfg->sdt_state = GET_DUMP;
+		if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
+			ioa_cfg->sdt_state = GET_DUMP;
+	}
 
 	rc = ipr_reset_reload(ioa_cfg, IPR_SHUTDOWN_ABBREV);
 
@@ -4907,7 +4909,7 @@ static int ipr_cancel_op(struct scsi_cmnd * scsi_cmd)
 	struct ipr_ioa_cfg *ioa_cfg;
 	struct ipr_resource_entry *res;
 	struct ipr_cmd_pkt *cmd_pkt;
-	u32 ioasc;
+	u32 ioasc, int_reg;
 	int op_found = 0;
 
 	ENTER;
@@ -4920,7 +4922,17 @@ static int ipr_cancel_op(struct scsi_cmnd * scsi_cmd)
 	 */
 	if (ioa_cfg->in_reset_reload || ioa_cfg->ioa_is_dead)
 		return FAILED;
-	if (!res || !ipr_is_gscsi(res))
+	if (!res)
+		return FAILED;
+
+	/*
+	 * If we are aborting a timed out op, chances are that the timeout was caused
+	 * by a still not detected EEH error. In such cases, reading a register will
+	 * trigger the EEH recovery infrastructure.
+	 */
+	int_reg = readl(ioa_cfg->regs.sense_interrupt_reg);
+
+	if (!ipr_is_gscsi(res))
 		return FAILED;
 
 	list_for_each_entry(ipr_cmd, &ioa_cfg->pending_q, queue) {
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index 1a65d6514237..418391b1c361 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -1848,9 +1848,11 @@ static enum sci_status sci_oem_parameters_set(struct isci_host *ihost)
 	if (state == SCIC_RESET ||
 	    state == SCIC_INITIALIZING ||
 	    state == SCIC_INITIALIZED) {
+		u8 oem_version = pci_info->orom ? pci_info->orom->hdr.version :
+			ISCI_ROM_VER_1_0;
 
 		if (sci_oem_parameters_validate(&ihost->oem_parameters,
-						pci_info->orom->hdr.version))
+						oem_version))
 			return SCI_FAILURE_INVALID_PARAMETER_VALUE;
 
 		return SCI_SUCCESS;
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index 0b2c95583660..a78036f5e1a6 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -4548,7 +4548,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 		printk(MPT2SAS_ERR_FMT "%s: pci error recovery reset\n",
 		    ioc->name, __func__);
 		r = 0;
-		goto out;
+		goto out_unlocked;
 	}
 
 	if (mpt2sas_fwfault_debug)
@@ -4604,6 +4604,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 	spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
 	mutex_unlock(&ioc->reset_in_progress_mutex);
 
+ out_unlocked:
 	dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit\n", ioc->name,
 	    __func__));
 	return r;
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index a2f1b3043dfb..9f41b3b4358f 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1036,8 +1036,7 @@ qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
 	    vha->device_flags & DFLG_NO_CABLE)
 		len = snprintf(buf, PAGE_SIZE, "Link Down\n");
 	else if (atomic_read(&vha->loop_state) != LOOP_READY ||
-	    test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-	    test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
+	    qla2x00_reset_active(vha))
 		len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
 	else {
 		len = snprintf(buf, PAGE_SIZE, "Link Up - ");
@@ -1359,8 +1358,7 @@ qla2x00_thermal_temp_show(struct device *dev,
 		return snprintf(buf, PAGE_SIZE, "\n");
 
 	temp = frac = 0;
-	if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-	    test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
+	if (qla2x00_reset_active(vha))
 		ql_log(ql_log_warn, vha, 0x707b,
 		    "ISP reset active.\n");
 	else if (!vha->hw->flags.eeh_busy)
@@ -1379,8 +1377,7 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
 	int rval = QLA_FUNCTION_FAILED;
 	uint16_t state[5];
 
-	if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-		test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
+	if (qla2x00_reset_active(vha))
 		ql_log(ql_log_warn, vha, 0x707c,
 		    "ISP reset active.\n");
 	else if (!vha->hw->flags.eeh_busy)
@@ -1693,9 +1690,7 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
 	if (IS_FWI2_CAPABLE(ha)) {
 		rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
 	} else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
-		    !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
-		    !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
-		    !ha->dpc_active) {
+	    !qla2x00_reset_active(vha) && !ha->dpc_active) {
 		/* Must be in a 'READY' state for statistics retrieval. */
 		rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
 						stats, stats_dma);
diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c
index b1d0f936bf2d..1682e2e4201d 100644
--- a/drivers/scsi/qla2xxx/qla_bsg.c
+++ b/drivers/scsi/qla2xxx/qla_bsg.c
@@ -108,13 +108,6 @@ qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job)
 		goto exit_fcp_prio_cfg;
 	}
 
-	if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
-		test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-		test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-		ret = -EBUSY;
-		goto exit_fcp_prio_cfg;
-	}
-
 	/* Get the sub command */
 	oper = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
 
@@ -646,13 +639,6 @@ qla2x00_process_loopback(struct fc_bsg_job *bsg_job)
 	dma_addr_t rsp_data_dma;
 	uint32_t rsp_data_len;
 
-	if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
-		test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-		test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-		ql_log(ql_log_warn, vha, 0x7018, "Abort active or needed.\n");
-		return -EBUSY;
-	}
-
 	if (!vha->flags.online) {
 		ql_log(ql_log_warn, vha, 0x7019, "Host is not online.\n");
 		return -EIO;
@@ -874,13 +860,6 @@ qla84xx_reset(struct fc_bsg_job *bsg_job)
 	int rval = 0;
 	uint32_t flag;
 
-	if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
-	    test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-	    test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-		ql_log(ql_log_warn, vha, 0x702e, "Abort active or needed.\n");
-		return -EBUSY;
-	}
-
 	if (!IS_QLA84XX(ha)) {
 		ql_dbg(ql_dbg_user, vha, 0x702f, "Not 84xx, exiting.\n");
 		return -EINVAL;
@@ -922,11 +901,6 @@ qla84xx_updatefw(struct fc_bsg_job *bsg_job)
 	uint32_t flag;
 	uint32_t fw_ver;
 
-	if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
-		test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-		test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
-		return -EBUSY;
-
 	if (!IS_QLA84XX(ha)) {
 		ql_dbg(ql_dbg_user, vha, 0x7032,
 		    "Not 84xx, exiting.\n");
@@ -1036,14 +1010,6 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
 	uint32_t data_len = 0;
 	uint32_t dma_direction = DMA_NONE;
 
-	if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
-		test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-		test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-		ql_log(ql_log_warn, vha, 0x7039,
-		    "Abort active or needed.\n");
-		return -EBUSY;
-	}
-
 	if (!IS_QLA84XX(ha)) {
 		ql_log(ql_log_warn, vha, 0x703a,
 		    "Not 84xx, exiting.\n");
@@ -1246,13 +1212,6 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job)
 
 	bsg_job->reply->reply_payload_rcv_len = 0;
 
-	if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
-		test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
-		test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
-		ql_log(ql_log_warn, vha, 0x7045, "abort active or needed.\n");
-		return -EBUSY;
-	}
-
 	if (!IS_IIDMA_CAPABLE(vha->hw)) {
 		ql_log(ql_log_info, vha, 0x7046, "iiDMA not supported.\n");
 		return -EINVAL;
@@ -1668,6 +1627,15 @@ qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
 		vha = shost_priv(host);
 	}
 
+	if (qla2x00_reset_active(vha)) {
+		ql_dbg(ql_dbg_user, vha, 0x709f,
+		    "BSG: ISP abort active/needed -- cmd=%d.\n",
+		    bsg_job->request->msgcode);
+		bsg_job->reply->result = (DID_ERROR << 16);
+		bsg_job->job_done(bsg_job);
+		return -EBUSY;
+	}
+
 	ql_dbg(ql_dbg_user, vha, 0x7000,
 	    "Entered %s msgcode=0x%x.\n", __func__, bsg_job->request->msgcode);
 
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 7c54624b5b13..45cbf0ba624d 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -19,7 +19,8 @@
  * | DPC Thread                   |       0x401c       |		|
  * | Async Events                 |       0x5057       | 0x5052		|
  * | Timer Routines               |       0x6011       | 0x600e,0x600f  |
- * | User Space Interactions      |       0x709e       |		|
+ * | User Space Interactions      |       0x709e       | 0x7018,0x702e  |
+ * |                              |                    | 0x7039,0x7045  |
  * | Task Management              |       0x803c       | 0x8025-0x8026  |
  * |                              |                    | 0x800b,0x8039  |
  * | AER/EEH                      |       0x900f       |		|
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index a6a4eebce4a8..af1003f9de1e 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -44,6 +44,7 @@
  * ISP2100 HBAs.
  */
 #define MAILBOX_REGISTER_COUNT_2100	8
+#define MAILBOX_REGISTER_COUNT_2200	24
 #define MAILBOX_REGISTER_COUNT		32
 
 #define QLA2200A_RISC_ROM_VER	4
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index 9902834e0b74..7cc4f36cd539 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -131,3 +131,16 @@ qla2x00_hba_err_chk_enabled(srb_t *sp)
 	}
 	return 0;
 }
+
+static inline int
+qla2x00_reset_active(scsi_qla_host_t *vha)
+{
+	scsi_qla_host_t *base_vha = pci_get_drvdata(vha->hw->pdev);
+
+	/* Test appropriate base-vha and vha flags. */
+	return test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) ||
+	    test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
+	    test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
+	    test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
+	    test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
+}
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index e804585cc59c..349843ea32f6 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -2090,7 +2090,6 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha,
 			break;
                 case CT_IOCB_TYPE:
 			qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
-			clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags);
 			break;
                 case ELS_IOCB_TYPE:
 			qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE);
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 34344d3f8658..08f1d01bdc1c 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -342,6 +342,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 
 				set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
 				clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+				/* Allow next mbx cmd to come in. */
+				complete(&ha->mbx_cmd_comp);
 				if (ha->isp_ops->abort_isp(vha)) {
 					/* Failed. retry later. */
 					set_bit(ISP_ABORT_NEEDED,
@@ -350,6 +352,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 				clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
 				ql_dbg(ql_dbg_mbx, base_vha, 0x101f,
 				    "Finished abort_isp.\n");
+				goto mbx_done;
 			}
 		}
 	}
@@ -358,6 +361,7 @@ premature_exit:
 	/* Allow next mbx cmd to come in. */
 	complete(&ha->mbx_cmd_comp);
 
+mbx_done:
 	if (rval) {
 		ql_dbg(ql_dbg_mbx, base_vha, 0x1020,
 		    "**** Failed mbx[0]=%x, mb[1]=%x, mb[2]=%x, cmd=%x ****.\n",
@@ -2581,7 +2585,8 @@ qla2x00_stop_firmware(scsi_qla_host_t *vha)
 	ql_dbg(ql_dbg_mbx, vha, 0x10a1, "Entered %s.\n", __func__);
 
 	mcp->mb[0] = MBC_STOP_FIRMWARE;
-	mcp->out_mb = MBX_0;
+	mcp->mb[1] = 0;
+	mcp->out_mb = MBX_1|MBX_0;
 	mcp->in_mb = MBX_0;
 	mcp->tov = 5;
 	mcp->flags = 0;
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 1cd46cd7ff90..270ba3130fde 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -1165,19 +1165,6 @@ qla82xx_pinit_from_rom(scsi_qla_host_t *vha)
 		qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xfeffffff);
 	else
 		qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xffffffff);
-
-	/* reset ms */
-	val = qla82xx_rd_32(ha, QLA82XX_CRB_QDR_NET + 0xe4);
-	val |= (1 << 1);
-	qla82xx_wr_32(ha, QLA82XX_CRB_QDR_NET + 0xe4, val);
-	msleep(20);
-
-	/* unreset ms */
-	val = qla82xx_rd_32(ha, QLA82XX_CRB_QDR_NET + 0xe4);
-	val &= ~(1 << 1);
-	qla82xx_wr_32(ha, QLA82XX_CRB_QDR_NET + 0xe4, val);
-	msleep(20);
-
 	qla82xx_rom_unlock(ha);
 
 	/* Read the signature value from the flash.
@@ -3392,7 +3379,7 @@ void qla82xx_watchdog(scsi_qla_host_t *vha)
 					    QLA82XX_CRB_PEG_NET_3 + 0x3c),
 				    qla82xx_rd_32(ha,
 					    QLA82XX_CRB_PEG_NET_4 + 0x3c));
-				if (LSW(MSB(halt_status)) == 0x67)
+				if (((halt_status & 0x1fffff00) >> 8) == 0x67)
 					ql_log(ql_log_warn, vha, 0xb052,
 					    "Firmware aborted with "
 					    "error code 0x00006700. Device is "
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 4ed1e4a96b95..036030c95339 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -625,6 +625,12 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
 			cmd->result = DID_NO_CONNECT << 16;
 			goto qc24_fail_command;
 	}
+
+	if (!fcport) {
+		cmd->result = DID_NO_CONNECT << 16;
+		goto qc24_fail_command;
+	}
+
 	if (atomic_read(&fcport->state) != FCS_ONLINE) {
 		if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
 			atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
@@ -877,6 +883,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 	if (ha->isp_ops->abort_command(sp)) {
+		ret = FAILED;
 		ql_dbg(ql_dbg_taskm, vha, 0x8003,
 		    "Abort command mbx failed cmd=%p.\n", cmd);
 	} else {
@@ -1124,7 +1131,6 @@ static int
 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
 {
 	scsi_qla_host_t *vha = shost_priv(cmd->device->host);
-	fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
 	struct qla_hw_data *ha = vha->hw;
 	int ret = FAILED;
 	unsigned int id, lun;
@@ -1133,15 +1139,6 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
 	id = cmd->device->id;
 	lun = cmd->device->lun;
 
-	if (!fcport) {
-		return ret;
-	}
-
-	ret = fc_block_scsi_eh(cmd);
-	if (ret != 0)
-		return ret;
-	ret = FAILED;
-
 	ql_log(ql_log_info, vha, 0x8018,
 	    "ADAPTER RESET ISSUED nexus=%ld:%d:%d.\n", vha->host_no, id, lun);
 
@@ -2047,7 +2044,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ha->nvram_data_off = ~0;
 		ha->isp_ops = &qla2100_isp_ops;
 	} else if (IS_QLA2200(ha)) {
-		ha->mbx_count = MAILBOX_REGISTER_COUNT;
+		ha->mbx_count = MAILBOX_REGISTER_COUNT_2200;
 		req_length = REQUEST_ENTRY_CNT_2200;
 		rsp_length = RESPONSE_ENTRY_CNT_2100;
 		ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index 23f33a6d52d7..29d780c38040 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.07.12-k"
+#define QLA2XXX_VERSION      "8.03.07.13-k"
 
 #define QLA_DRIVER_MAJOR_VER	8
 #define QLA_DRIVER_MINOR_VER	3
diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c
index 78f1111158d7..65253dfbe962 100644
--- a/drivers/scsi/qla4xxx/ql4_nx.c
+++ b/drivers/scsi/qla4xxx/ql4_nx.c
@@ -10,6 +10,8 @@
 #include "ql4_def.h"
 #include "ql4_glbl.h"
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 #define MASK(n)		DMA_BIT_MASK(n)
 #define MN_WIN(addr)	(((addr & 0x1fc0000) >> 1) | ((addr >> 25) & 0x3ff))
 #define OCM_WIN(addr)	(((addr & 0x1ff0000) >> 1) | ((addr >> 25) & 0x3ff))
@@ -655,27 +657,6 @@ static int qla4_8xxx_pci_is_same_window(struct scsi_qla_host *ha,
 	return 0;
 }
 
-#ifndef readq
-static inline __u64 readq(const volatile void __iomem *addr)
-{
-	const volatile u32 __iomem *p = addr;
-	u32 low, high;
-
-	low = readl(p);
-	high = readl(p + 1);
-
-	return low + ((u64)high << 32);
-}
-#endif
-
-#ifndef writeq
-static inline void writeq(__u64 val, volatile void __iomem *addr)
-{
-	writel(val, addr);
-	writel(val >> 32, addr+4);
-}
-#endif
-
 static int qla4_8xxx_pci_mem_read_direct(struct scsi_qla_host *ha,
 		u64 off, void *data, int size)
 {
diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c
index bf8bf79e6a1f..c4670642d023 100644
--- a/drivers/scsi/scsi_pm.c
+++ b/drivers/scsi/scsi_pm.c
@@ -7,6 +7,7 @@
 
 #include <linux/pm_runtime.h>
 #include <linux/export.h>
+#include <linux/async.h>
 
 #include <scsi/scsi.h>
 #include <scsi/scsi_device.h>
@@ -92,6 +93,19 @@ static int scsi_bus_resume_common(struct device *dev)
 	return err;
 }
 
+static int scsi_bus_prepare(struct device *dev)
+{
+	if (scsi_is_sdev_device(dev)) {
+		/* sd probing uses async_schedule.  Wait until it finishes. */
+		async_synchronize_full();
+
+	} else if (scsi_is_host_device(dev)) {
+		/* Wait until async scanning is finished */
+		scsi_complete_async_scans();
+	}
+	return 0;
+}
+
 static int scsi_bus_suspend(struct device *dev)
 {
 	return scsi_bus_suspend_common(dev, PMSG_SUSPEND);
@@ -110,6 +124,7 @@ static int scsi_bus_poweroff(struct device *dev)
 #else /* CONFIG_PM_SLEEP */
 
 #define scsi_bus_resume_common		NULL
+#define scsi_bus_prepare		NULL
 #define scsi_bus_suspend		NULL
 #define scsi_bus_freeze			NULL
 #define scsi_bus_poweroff		NULL
@@ -218,6 +233,7 @@ void scsi_autopm_put_host(struct Scsi_Host *shost)
 #endif /* CONFIG_PM_RUNTIME */
 
 const struct dev_pm_ops scsi_bus_pm_ops = {
+	.prepare =		scsi_bus_prepare,
 	.suspend =		scsi_bus_suspend,
 	.resume =		scsi_bus_resume_common,
 	.freeze =		scsi_bus_freeze,
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 68eadd1c67fd..be4fa6d179b1 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -109,6 +109,7 @@ extern void scsi_exit_procfs(void);
 #endif /* CONFIG_PROC_FS */
 
 /* scsi_scan.c */
+extern int scsi_complete_async_scans(void);
 extern int scsi_scan_host_selected(struct Scsi_Host *, unsigned int,
 				   unsigned int, unsigned int, int);
 extern void scsi_forget_host(struct Scsi_Host *);
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 89da43f73c00..29c4c0480976 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -1815,6 +1815,7 @@ static void scsi_finish_async_scan(struct async_scan_data *data)
 	}
 	spin_unlock(&async_scan_lock);
 
+	scsi_autopm_put_host(shost);
 	scsi_host_put(shost);
 	kfree(data);
 }
@@ -1841,7 +1842,6 @@ static int do_scan_async(void *_data)
 
 	do_scsi_scan_host(shost);
 	scsi_finish_async_scan(data);
-	scsi_autopm_put_host(shost);
 	return 0;
 }
 
@@ -1869,7 +1869,7 @@ void scsi_scan_host(struct Scsi_Host *shost)
 	p = kthread_run(do_scan_async, data, "scsi_scan_%d", shost->host_no);
 	if (IS_ERR(p))
 		do_scan_async(data);
-	/* scsi_autopm_put_host(shost) is called in do_scan_async() */
+	/* scsi_autopm_put_host(shost) is called in scsi_finish_async_scan() */
 }
 EXPORT_SYMBOL(scsi_scan_host);
 
diff --git a/drivers/sh/clk/cpg.c b/drivers/sh/clk/cpg.c
index 45fee368b092..92d314a73f69 100644
--- a/drivers/sh/clk/cpg.c
+++ b/drivers/sh/clk/cpg.c
@@ -190,7 +190,7 @@ static int __init sh_clk_init_parent(struct clk *clk)
 		return -EINVAL;
 	}
 
-	clk->parent = clk->parent_table[val];
+	clk_reparent(clk, clk->parent_table[val]);
 	if (!clk->parent) {
 		pr_err("sh_clk_init_parent: unable to set parent");
 		return -EINVAL;
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index d136b8f4c8a7..81e2c0d9c17d 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -187,7 +187,10 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 		return -ENODEV;
 	dev->current_state = PCI_D0;
 
-	if (!dev->irq) {
+	/* The xHCI driver supports MSI and MSI-X,
+	 * so don't fail if the BIOS doesn't provide a legacy IRQ.
+	 */
+	if (!dev->irq && (driver->flags & HCD_MASK) != HCD_USB3) {
 		dev_err(&dev->dev,
 			"Found HC with no IRQ.  Check BIOS/PCI %s setup!\n",
 			pci_name(dev));
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index eb19cba34ac9..e1282328fc27 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -2447,8 +2447,10 @@ int usb_add_hcd(struct usb_hcd *hcd,
 			&& device_can_wakeup(&hcd->self.root_hub->dev))
 		dev_dbg(hcd->self.controller, "supports USB remote wakeup\n");
 
-	/* enable irqs just before we start the controller */
-	if (usb_hcd_is_primary_hcd(hcd)) {
+	/* enable irqs just before we start the controller,
+	 * if the BIOS provides legacy PCI irqs.
+	 */
+	if (usb_hcd_is_primary_hcd(hcd) && irqnum) {
 		retval = usb_hcd_request_irqs(hcd, irqnum, irqflags);
 		if (retval)
 			goto err_request_irq;
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index a0613d8f9be7..265c2f675d04 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -705,10 +705,26 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
 	if (type == HUB_INIT3)
 		goto init3;
 
-	/* After a resume, port power should still be on.
+	/* The superspeed hub except for root hub has to use Hub Depth
+	 * value as an offset into the route string to locate the bits
+	 * it uses to determine the downstream port number. So hub driver
+	 * should send a set hub depth request to superspeed hub after
+	 * the superspeed hub is set configuration in initialization or
+	 * reset procedure.
+	 *
+	 * After a resume, port power should still be on.
 	 * For any other type of activation, turn it on.
 	 */
 	if (type != HUB_RESUME) {
+		if (hdev->parent && hub_is_superspeed(hdev)) {
+			ret = usb_control_msg(hdev, usb_sndctrlpipe(hdev, 0),
+					HUB_SET_DEPTH, USB_RT_HUB,
+					hdev->level - 1, 0, NULL, 0,
+					USB_CTRL_SET_TIMEOUT);
+			if (ret < 0)
+				dev_err(hub->intfdev,
+						"set hub depth failed\n");
+		}
 
 		/* Speed up system boot by using a delayed_work for the
 		 * hub's initial power-up delays.  This is pretty awkward
@@ -987,18 +1003,6 @@ static int hub_configure(struct usb_hub *hub,
 		goto fail;
 	}
 
-	if (hub_is_superspeed(hdev) && (hdev->parent != NULL)) {
-		ret = usb_control_msg(hdev, usb_sndctrlpipe(hdev, 0),
-				HUB_SET_DEPTH, USB_RT_HUB,
-				hdev->level - 1, 0, NULL, 0,
-				USB_CTRL_SET_TIMEOUT);
-
-		if (ret < 0) {
-			message = "can't set hub depth";
-			goto fail;
-		}
-	}
-
 	/* Request the entire hub descriptor.
 	 * hub->descriptor can handle USB_MAXCHILDREN ports,
 	 * but the hub can/will return fewer bytes here.
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index ac53a662a6a3..7732d69e49e0 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -872,7 +872,17 @@ static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
 	 */
 	if (pdev->vendor == 0x184e)	/* vendor Netlogic */
 		return;
+	if (pdev->class != PCI_CLASS_SERIAL_USB_UHCI &&
+			pdev->class != PCI_CLASS_SERIAL_USB_OHCI &&
+			pdev->class != PCI_CLASS_SERIAL_USB_EHCI &&
+			pdev->class != PCI_CLASS_SERIAL_USB_XHCI)
+		return;
 
+	if (pci_enable_device(pdev) < 0) {
+		dev_warn(&pdev->dev, "Can't enable PCI device, "
+				"BIOS handoff failed.\n");
+		return;
+	}
 	if (pdev->class == PCI_CLASS_SERIAL_USB_UHCI)
 		quirk_usb_handoff_uhci(pdev);
 	else if (pdev->class == PCI_CLASS_SERIAL_USB_OHCI)
@@ -881,5 +891,6 @@ static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
 		quirk_usb_disable_ehci(pdev);
 	else if (pdev->class == PCI_CLASS_SERIAL_USB_XHCI)
 		quirk_usb_handoff_xhci(pdev);
+	pci_disable_device(pdev);
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff);
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 35e257f79c7b..557b6f32db86 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -93,7 +93,7 @@ static void xhci_usb2_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci,
 	 */
 	memset(port_removable, 0, sizeof(port_removable));
 	for (i = 0; i < ports; i++) {
-		portsc = xhci_readl(xhci, xhci->usb3_ports[i]);
+		portsc = xhci_readl(xhci, xhci->usb2_ports[i]);
 		/* If a device is removable, PORTSC reports a 0, same as in the
 		 * hub descriptor DeviceRemovable bits.
 		 */
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 36cbe2226a44..383fc857491c 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1126,26 +1126,42 @@ static unsigned int xhci_parse_exponent_interval(struct usb_device *udev,
 }
 
 /*
- * Convert bInterval expressed in frames (in 1-255 range) to exponent of
+ * Convert bInterval expressed in microframes (in 1-255 range) to exponent of
  * microframes, rounded down to nearest power of 2.
  */
-static unsigned int xhci_parse_frame_interval(struct usb_device *udev,
-		struct usb_host_endpoint *ep)
+static unsigned int xhci_microframes_to_exponent(struct usb_device *udev,
+		struct usb_host_endpoint *ep, unsigned int desc_interval,
+		unsigned int min_exponent, unsigned int max_exponent)
 {
 	unsigned int interval;
 
-	interval = fls(8 * ep->desc.bInterval) - 1;
-	interval = clamp_val(interval, 3, 10);
-	if ((1 << interval) != 8 * ep->desc.bInterval)
+	interval = fls(desc_interval) - 1;
+	interval = clamp_val(interval, min_exponent, max_exponent);
+	if ((1 << interval) != desc_interval)
 		dev_warn(&udev->dev,
 			 "ep %#x - rounding interval to %d microframes, ep desc says %d microframes\n",
 			 ep->desc.bEndpointAddress,
 			 1 << interval,
-			 8 * ep->desc.bInterval);
+			 desc_interval);
 
 	return interval;
 }
 
+static unsigned int xhci_parse_microframe_interval(struct usb_device *udev,
+		struct usb_host_endpoint *ep)
+{
+	return xhci_microframes_to_exponent(udev, ep,
+			ep->desc.bInterval, 0, 15);
+}
+
+
+static unsigned int xhci_parse_frame_interval(struct usb_device *udev,
+		struct usb_host_endpoint *ep)
+{
+	return xhci_microframes_to_exponent(udev, ep,
+			ep->desc.bInterval * 8, 3, 10);
+}
+
 /* Return the polling or NAK interval.
  *
  * The polling interval is expressed in "microframes".  If xHCI's Interval field
@@ -1164,7 +1180,7 @@ static unsigned int xhci_get_endpoint_interval(struct usb_device *udev,
 		/* Max NAK rate */
 		if (usb_endpoint_xfer_control(&ep->desc) ||
 		    usb_endpoint_xfer_bulk(&ep->desc)) {
-			interval = ep->desc.bInterval;
+			interval = xhci_parse_microframe_interval(udev, ep);
 			break;
 		}
 		/* Fall through - SS and HS isoc/int have same decoding */
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 6bbe3c3a7111..c939f5fdef9e 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -352,6 +352,11 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd)
 		/* hcd->irq is -1, we have MSI */
 		return 0;
 
+	if (!pdev->irq) {
+		xhci_err(xhci, "No msi-x/msi found and no IRQ in BIOS\n");
+		return -EINVAL;
+	}
+
 	/* fall back to legacy interrupt*/
 	ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED,
 			hcd->irq_descr, hcd);
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 8dbf51a43c45..08a5575724cd 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -136,6 +136,8 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x16DC, 0x0011) }, /* W-IE-NE-R Plein & Baus GmbH RCM Remote Control for MARATON Power Supply */
 	{ USB_DEVICE(0x16DC, 0x0012) }, /* W-IE-NE-R Plein & Baus GmbH MPOD Multi Channel Power Supply */
 	{ USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */
+	{ USB_DEVICE(0x17A8, 0x0001) }, /* Kamstrup Optical Eye/3-wire */
+	{ USB_DEVICE(0x17A8, 0x0005) }, /* Kamstrup M-Bus Master MultiPort 250D */
 	{ USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
 	{ USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
 	{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 39ed1f46cec0..b54afceb9611 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -788,7 +788,6 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0012, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf1_blacklist },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0013, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0014, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0016, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0017, 0xff, 0xff, 0xff),
@@ -803,7 +802,6 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0024, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0025, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf1_blacklist },
-	/* { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0026, 0xff, 0xff, 0xff) }, */
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0028, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0029, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0030, 0xff, 0xff, 0xff) },
@@ -828,7 +826,6 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0051, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0052, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
-	/* { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0053, 0xff, 0xff, 0xff) }, */
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0054, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0055, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf1_blacklist },
@@ -836,7 +833,6 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0057, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0058, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0059, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0061, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0062, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0063, 0xff, 0xff, 0xff),
@@ -846,7 +842,6 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0066, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0067, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0069, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0070, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0076, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0077, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0078, 0xff, 0xff, 0xff) },
@@ -865,8 +860,6 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0095, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0096, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0097, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0098, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0099, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0104, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0105, 0xff, 0xff, 0xff) },
@@ -887,28 +880,18 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0143, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0144, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0145, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0146, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0147, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0148, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0149, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0150, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0151, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0152, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0153, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0155, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0156, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0157, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0158, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0159, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0160, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0161, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0162, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0164, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0165, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0168, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0170, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0176, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0178, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1008, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff) },
@@ -1083,127 +1066,27 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1298, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1299, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1300, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1401, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1402, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1403, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1404, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1405, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1406, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1407, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1408, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1409, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1410, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1411, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1412, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1413, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1414, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1415, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1416, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1417, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1418, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1419, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1420, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1421, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1422, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1423, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1424, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1425, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1426, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1427, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1428, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1429, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1430, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1431, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1432, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1433, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1434, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1435, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1436, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1437, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1438, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1439, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1440, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1441, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1442, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1443, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1444, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1445, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1446, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1447, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1448, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1449, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1450, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1451, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1452, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1453, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1454, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1455, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1456, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1457, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1458, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1459, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1460, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1461, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1462, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1463, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1464, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1465, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1466, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1467, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1468, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1469, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1470, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1471, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1472, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1473, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1474, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1475, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1476, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1477, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1478, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1479, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1480, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1481, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1482, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1483, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1484, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1485, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1486, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1487, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1488, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1489, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1490, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1491, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1492, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1493, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1494, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1495, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1496, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1497, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1498, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1499, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1500, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1501, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1502, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1503, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1504, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1505, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1506, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1507, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1508, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1509, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1510, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2002, 0xff,
+	  0xff, 0xff), .driver_info = (kernel_ulong_t)&zte_k3765_z_blacklist },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2003, 0xff, 0xff, 0xff) },
+
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0014, 0xff, 0xff, 0xff) }, /* ZTE CDMA products */
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0027, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0059, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0060, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0070, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0073, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0094, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0130, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0133, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0141, 0xff, 0xff, 0xff) },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2002, 0xff,
-	  0xff, 0xff), .driver_info = (kernel_ulong_t)&zte_k3765_z_blacklist },
-	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2003, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0147, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0152, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0168, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0170, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0176, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0178, 0xff, 0xff, 0xff) },
+
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC8710, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC2726, 0xff, 0xff, 0xff) },
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 8468eb769a29..75b838eff178 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -165,7 +165,7 @@ static unsigned int product_5052_count;
 /* the array dimension is the number of default entries plus */
 /* TI_EXTRA_VID_PID_COUNT user defined entries plus 1 terminating */
 /* null entry */
-static struct usb_device_id ti_id_table_3410[13+TI_EXTRA_VID_PID_COUNT+1] = {
+static struct usb_device_id ti_id_table_3410[14+TI_EXTRA_VID_PID_COUNT+1] = {
 	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
 	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
 	{ USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) },
@@ -179,6 +179,7 @@ static struct usb_device_id ti_id_table_3410[13+TI_EXTRA_VID_PID_COUNT+1] = {
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) },
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_454B_PRODUCT_ID) },
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_454C_PRODUCT_ID) },
+	{ USB_DEVICE(ABBOTT_VENDOR_ID, ABBOTT_PRODUCT_ID) },
 };
 
 static struct usb_device_id ti_id_table_5052[5+TI_EXTRA_VID_PID_COUNT+1] = {
@@ -188,7 +189,7 @@ static struct usb_device_id ti_id_table_5052[5+TI_EXTRA_VID_PID_COUNT+1] = {
 	{ USB_DEVICE(TI_VENDOR_ID, TI_5052_FIRMWARE_PRODUCT_ID) },
 };
 
-static struct usb_device_id ti_id_table_combined[17+2*TI_EXTRA_VID_PID_COUNT+1] = {
+static struct usb_device_id ti_id_table_combined[18+2*TI_EXTRA_VID_PID_COUNT+1] = {
 	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
 	{ USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
 	{ USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) },
@@ -206,6 +207,7 @@ static struct usb_device_id ti_id_table_combined[17+2*TI_EXTRA_VID_PID_COUNT+1]
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) },
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_454B_PRODUCT_ID) },
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_454C_PRODUCT_ID) },
+	{ USB_DEVICE(ABBOTT_VENDOR_ID, ABBOTT_PRODUCT_ID) },
 	{ }
 };
 
diff --git a/drivers/usb/serial/ti_usb_3410_5052.h b/drivers/usb/serial/ti_usb_3410_5052.h
index 2aac1953993b..f140f1b9d5c0 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.h
+++ b/drivers/usb/serial/ti_usb_3410_5052.h
@@ -49,6 +49,10 @@
 #define MTS_MT9234ZBA_PRODUCT_ID	0xF115
 #define MTS_MT9234ZBAOLD_PRODUCT_ID	0x0319
 
+/* Abbott Diabetics vendor and product ids */
+#define ABBOTT_VENDOR_ID		0x1a61
+#define ABBOTT_PRODUCT_ID		0x3410
+
 /* Commands */
 #define TI_GET_VERSION			0x01
 #define TI_GET_PORT_STATUS		0x02
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 3dd7da9fd504..db51ba16dc07 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -788,15 +788,19 @@ static void quiesce_and_remove_host(struct us_data *us)
 	struct Scsi_Host *host = us_to_host(us);
 
 	/* If the device is really gone, cut short reset delays */
-	if (us->pusb_dev->state == USB_STATE_NOTATTACHED)
+	if (us->pusb_dev->state == USB_STATE_NOTATTACHED) {
 		set_bit(US_FLIDX_DISCONNECTING, &us->dflags);
+		wake_up(&us->delay_wait);
+	}
 
-	/* Prevent SCSI-scanning (if it hasn't started yet)
-	 * and wait for the SCSI-scanning thread to stop.
+	/* Prevent SCSI scanning (if it hasn't started yet)
+	 * or wait for the SCSI-scanning routine to stop.
 	 */
-	set_bit(US_FLIDX_DONT_SCAN, &us->dflags);
-	wake_up(&us->delay_wait);
-	wait_for_completion(&us->scanning_done);
+	cancel_delayed_work_sync(&us->scan_dwork);
+
+	/* Balance autopm calls if scanning was cancelled */
+	if (test_bit(US_FLIDX_SCAN_PENDING, &us->dflags))
+		usb_autopm_put_interface_no_suspend(us->pusb_intf);
 
 	/* Removing the host will perform an orderly shutdown: caches
 	 * synchronized, disks spun down, etc.
@@ -823,53 +827,28 @@ static void release_everything(struct us_data *us)
 	scsi_host_put(us_to_host(us));
 }
 
-/* Thread to carry out delayed SCSI-device scanning */
-static int usb_stor_scan_thread(void * __us)
+/* Delayed-work routine to carry out SCSI-device scanning */
+static void usb_stor_scan_dwork(struct work_struct *work)
 {
-	struct us_data *us = (struct us_data *)__us;
+	struct us_data *us = container_of(work, struct us_data,
+			scan_dwork.work);
 	struct device *dev = &us->pusb_intf->dev;
 
-	dev_dbg(dev, "device found\n");
-
-	set_freezable();
+	dev_dbg(dev, "starting scan\n");
 
-	/*
-	 * Wait for the timeout to expire or for a disconnect
-	 *
-	 * We can't freeze in this thread or we risk causing khubd to
-	 * fail to freeze, but we can't be non-freezable either. Nor can
-	 * khubd freeze while waiting for scanning to complete as it may
-	 * hold the device lock, causing a hang when suspending devices.
-	 * So instead of using wait_event_freezable(), explicitly test
-	 * for (DONT_SCAN || freezing) in interruptible wait and proceed
-	 * if any of DONT_SCAN, freezing or timeout has happened.
-	 */
-	if (delay_use > 0) {
-		dev_dbg(dev, "waiting for device to settle "
-				"before scanning\n");
-		wait_event_interruptible_timeout(us->delay_wait,
-				test_bit(US_FLIDX_DONT_SCAN, &us->dflags) ||
-				freezing(current), delay_use * HZ);
+	/* For bulk-only devices, determine the max LUN value */
+	if (us->protocol == USB_PR_BULK && !(us->fflags & US_FL_SINGLE_LUN)) {
+		mutex_lock(&us->dev_mutex);
+		us->max_lun = usb_stor_Bulk_max_lun(us);
+		mutex_unlock(&us->dev_mutex);
 	}
+	scsi_scan_host(us_to_host(us));
+	dev_dbg(dev, "scan complete\n");
 
-	/* If the device is still connected, perform the scanning */
-	if (!test_bit(US_FLIDX_DONT_SCAN, &us->dflags)) {
-
-		/* For bulk-only devices, determine the max LUN value */
-		if (us->protocol == USB_PR_BULK &&
-				!(us->fflags & US_FL_SINGLE_LUN)) {
-			mutex_lock(&us->dev_mutex);
-			us->max_lun = usb_stor_Bulk_max_lun(us);
-			mutex_unlock(&us->dev_mutex);
-		}
-		scsi_scan_host(us_to_host(us));
-		dev_dbg(dev, "scan complete\n");
-
-		/* Should we unbind if no devices were detected? */
-	}
+	/* Should we unbind if no devices were detected? */
 
 	usb_autopm_put_interface(us->pusb_intf);
-	complete_and_exit(&us->scanning_done, 0);
+	clear_bit(US_FLIDX_SCAN_PENDING, &us->dflags);
 }
 
 static unsigned int usb_stor_sg_tablesize(struct usb_interface *intf)
@@ -916,7 +895,7 @@ int usb_stor_probe1(struct us_data **pus,
 	init_completion(&us->cmnd_ready);
 	init_completion(&(us->notify));
 	init_waitqueue_head(&us->delay_wait);
-	init_completion(&us->scanning_done);
+	INIT_DELAYED_WORK(&us->scan_dwork, usb_stor_scan_dwork);
 
 	/* Associate the us_data structure with the USB device */
 	result = associate_dev(us, intf);
@@ -947,7 +926,6 @@ EXPORT_SYMBOL_GPL(usb_stor_probe1);
 /* Second part of general USB mass-storage probing */
 int usb_stor_probe2(struct us_data *us)
 {
-	struct task_struct *th;
 	int result;
 	struct device *dev = &us->pusb_intf->dev;
 
@@ -988,20 +966,14 @@ int usb_stor_probe2(struct us_data *us)
 		goto BadDevice;
 	}
 
-	/* Start up the thread for delayed SCSI-device scanning */
-	th = kthread_create(usb_stor_scan_thread, us, "usb-stor-scan");
-	if (IS_ERR(th)) {
-		dev_warn(dev,
-				"Unable to start the device-scanning thread\n");
-		complete(&us->scanning_done);
-		quiesce_and_remove_host(us);
-		result = PTR_ERR(th);
-		goto BadDevice;
-	}
-
+	/* Submit the delayed_work for SCSI-device scanning */
 	usb_autopm_get_interface_no_resume(us->pusb_intf);
-	wake_up_process(th);
+	set_bit(US_FLIDX_SCAN_PENDING, &us->dflags);
 
+	if (delay_use > 0)
+		dev_dbg(dev, "waiting for device to settle before scanning\n");
+	queue_delayed_work(system_freezable_wq, &us->scan_dwork,
+			delay_use * HZ);
 	return 0;
 
 	/* We come here if there are any problems */
diff --git a/drivers/usb/storage/usb.h b/drivers/usb/storage/usb.h
index 7b0f2113632e..75f70f04f37b 100644
--- a/drivers/usb/storage/usb.h
+++ b/drivers/usb/storage/usb.h
@@ -47,6 +47,7 @@
 #include <linux/blkdev.h>
 #include <linux/completion.h>
 #include <linux/mutex.h>
+#include <linux/workqueue.h>
 #include <scsi/scsi_host.h>
 
 struct us_data;
@@ -72,7 +73,7 @@ struct us_unusual_dev {
 #define US_FLIDX_DISCONNECTING	3	/* disconnect in progress   */
 #define US_FLIDX_RESETTING	4	/* device reset in progress */
 #define US_FLIDX_TIMED_OUT	5	/* SCSI midlayer timed out  */
-#define US_FLIDX_DONT_SCAN	6	/* don't scan (disconnect)  */
+#define US_FLIDX_SCAN_PENDING	6	/* scanning not yet done    */
 #define US_FLIDX_REDO_READ10	7	/* redo READ(10) command    */
 #define US_FLIDX_READ10_WORKED	8	/* previous READ(10) succeeded */
 
@@ -147,8 +148,8 @@ struct us_data {
 	/* mutual exclusion and synchronization structures */
 	struct completion	cmnd_ready;	 /* to sleep thread on	    */
 	struct completion	notify;		 /* thread begin/end	    */
-	wait_queue_head_t	delay_wait;	 /* wait during scan, reset */
-	struct completion	scanning_done;	 /* wait for scan thread    */
+	wait_queue_head_t	delay_wait;	 /* wait during reset	    */
+	struct delayed_work	scan_dwork;	 /* for async scanning      */
 
 	/* subdriver information */
 	void			*extra;		 /* Any extra data          */
diff --git a/drivers/video/pvr2fb.c b/drivers/video/pvr2fb.c
index f9975100d56d..3a3fdc62c75b 100644
--- a/drivers/video/pvr2fb.c
+++ b/drivers/video/pvr2fb.c
@@ -1061,7 +1061,7 @@ static struct pvr2_board {
 	int (*init)(void);
 	void (*exit)(void);
 	char name[16];
-} board_driver[] = {
+} board_driver[] __refdata = {
 #ifdef CONFIG_SH_DREAMCAST
 	{ pvr2fb_dc_init, pvr2fb_dc_exit, "Sega DC PVR2" },
 #endif
author	Arnd Bergmann <arnd@arndb.de>	2012-02-27 17:44:06 +0000
committer	Arnd Bergmann <arnd@arndb.de>	2012-02-27 17:44:23 +0000
commit	f2273ecd9a7405b867522ce03d31a9fee80c2495 (patch)
tree	1c11347958061ff1e88355b8b6c0efaecad36984 /drivers
parent	003e6348630aa16982c956beaf7cd0b53a3b609a (diff)
parent	ff424aa4c89d19082e8ae5a3351006bc8a4cd91b (diff)
download	linux-f2273ecd9a7405b867522ce03d31a9fee80c2495.tar.gz linux-f2273ecd9a7405b867522ce03d31a9fee80c2495.tar.bz2 linux-f2273ecd9a7405b867522ce03d31a9fee80c2495.zip