Merge commit 'origin/master' into next

61 files changed, 1015 insertions, 598 deletions

diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 0efa59e7e3af..66393d5c4c7c 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -162,8 +162,9 @@ static void lapic_timer_check_state(int state, struct acpi_processor *pr,
 		pr->power.timer_broadcast_on_state = state;
 }
 
-static void lapic_timer_propagate_broadcast(struct acpi_processor *pr)
+static void lapic_timer_propagate_broadcast(void *arg)
 {
+	struct acpi_processor *pr = (struct acpi_processor *) arg;
 	unsigned long reason;
 
 	reason = pr->power.timer_broadcast_on_state < INT_MAX ?
@@ -635,7 +636,8 @@ static int acpi_processor_power_verify(struct acpi_processor *pr)
 		working++;
 	}
 
-	lapic_timer_propagate_broadcast(pr);
+	smp_call_function_single(pr->id, lapic_timer_propagate_broadcast,
+				 pr, 1);
 
 	return (working);
 }
diff --git a/drivers/char/tty_ldisc.c b/drivers/char/tty_ldisc.c
index 1733d3439ad2..e48af9f79219 100644
--- a/drivers/char/tty_ldisc.c
+++ b/drivers/char/tty_ldisc.c
@@ -508,8 +508,9 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
  *	be obtained while the delayed work queue halt ensures that no more
  *	data is fed to the ldisc.
  *
- *	In order to wait for any existing references to complete see
- *	tty_ldisc_wait_idle.
+ *	You need to do a 'flush_scheduled_work()' (outside the ldisc_mutex)
+ *	in order to make sure any currently executing ldisc work is also
+ *	flushed.
  */
 
 static int tty_ldisc_halt(struct tty_struct *tty)
@@ -753,11 +754,14 @@ void tty_ldisc_hangup(struct tty_struct *tty)
 	 * N_TTY.
 	 */
 	if (tty->driver->flags & TTY_DRIVER_RESET_TERMIOS) {
+		/* Make sure the old ldisc is quiescent */
+		tty_ldisc_halt(tty);
+		flush_scheduled_work();
+
 		/* Avoid racing set_ldisc or tty_ldisc_release */
 		mutex_lock(&tty->ldisc_mutex);
 		if (tty->ldisc) {	/* Not yet closed */
 			/* Switch back to N_TTY */
-			tty_ldisc_halt(tty);
 			tty_ldisc_reinit(tty);
 			/* At this point we have a closed ldisc and we want to
 			   reopen it. We could defer this to the next open but
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 33be210d6723..2f631c75f704 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -258,31 +258,6 @@ void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type)
 EXPORT_SYMBOL(drm_mode_object_find);
 
 /**
- * drm_crtc_from_fb - find the CRTC structure associated with an fb
- * @dev: DRM device
- * @fb: framebuffer in question
- *
- * LOCKING:
- * Caller must hold mode_config lock.
- *
- * Find CRTC in the mode_config structure that matches @fb.
- *
- * RETURNS:
- * Pointer to the CRTC or NULL if it wasn't found.
- */
-struct drm_crtc *drm_crtc_from_fb(struct drm_device *dev,
-				  struct drm_framebuffer *fb)
-{
-	struct drm_crtc *crtc;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		if (crtc->fb == fb)
-			return crtc;
-	}
-	return NULL;
-}
-
-/**
  * drm_framebuffer_init - initialize a framebuffer
  * @dev: DRM device
  *
@@ -328,11 +303,20 @@ void drm_framebuffer_cleanup(struct drm_framebuffer *fb)
 {
 	struct drm_device *dev = fb->dev;
 	struct drm_crtc *crtc;
+	struct drm_mode_set set;
+	int ret;
 
 	/* remove from any CRTC */
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		if (crtc->fb == fb)
-			crtc->fb = NULL;
+		if (crtc->fb == fb) {
+			/* should turn off the crtc */
+			memset(&set, 0, sizeof(struct drm_mode_set));
+			set.crtc = crtc;
+			set.fb = NULL;
+			ret = crtc->funcs->set_config(&set);
+			if (ret)
+				DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc);
+		}
 	}
 
 	drm_mode_object_put(dev, &fb->base);
@@ -1511,7 +1495,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 	set.mode = mode;
 	set.connectors = connector_set;
 	set.num_connectors = crtc_req->count_connectors;
-	set.fb =fb;
+	set.fb = fb;
 	ret = crtc->funcs->set_config(&set);
 
 out:
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 80cc6d06d61b..7f2728bbc16c 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -502,12 +502,40 @@ static int add_detailed_info(struct drm_connector *connector,
 		struct detailed_non_pixel *data = &timing->data.other_data;
 		struct drm_display_mode *newmode;
 
-		/* EDID up to and including 1.2 may put monitor info here */
-		if (edid->version == 1 && edid->revision < 3)
-			continue;
-
-		/* Detailed mode timing */
-		if (timing->pixel_clock) {
+		/* X server check is version 1.1 or higher */
+		if (edid->version == 1 && edid->revision >= 1 &&
+		    !timing->pixel_clock) {
+			/* Other timing or info */
+			switch (data->type) {
+			case EDID_DETAIL_MONITOR_SERIAL:
+				break;
+			case EDID_DETAIL_MONITOR_STRING:
+				break;
+			case EDID_DETAIL_MONITOR_RANGE:
+				/* Get monitor range data */
+				break;
+			case EDID_DETAIL_MONITOR_NAME:
+				break;
+			case EDID_DETAIL_MONITOR_CPDATA:
+				break;
+			case EDID_DETAIL_STD_MODES:
+				/* Five modes per detailed section */
+				for (j = 0; j < 5; i++) {
+					struct std_timing *std;
+					struct drm_display_mode *newmode;
+
+					std = &data->data.timings[j];
+					newmode = drm_mode_std(dev, std);
+					if (newmode) {
+						drm_mode_probed_add(connector, newmode);
+						modes++;
+					}
+				}
+				break;
+			default:
+				break;
+			}
+		} else {
 			newmode = drm_mode_detailed(dev, edid, timing, quirks);
 			if (!newmode)
 				continue;
@@ -518,38 +546,6 @@ static int add_detailed_info(struct drm_connector *connector,
 			drm_mode_probed_add(connector, newmode);
 
 			modes++;
-			continue;
-		}
-
-		/* Other timing or info */
-		switch (data->type) {
-		case EDID_DETAIL_MONITOR_SERIAL:
-			break;
-		case EDID_DETAIL_MONITOR_STRING:
-			break;
-		case EDID_DETAIL_MONITOR_RANGE:
-			/* Get monitor range data */
-			break;
-		case EDID_DETAIL_MONITOR_NAME:
-			break;
-		case EDID_DETAIL_MONITOR_CPDATA:
-			break;
-		case EDID_DETAIL_STD_MODES:
-			/* Five modes per detailed section */
-			for (j = 0; j < 5; i++) {
-				struct std_timing *std;
-				struct drm_display_mode *newmode;
-
-				std = &data->data.timings[j];
-				newmode = drm_mode_std(dev, std);
-				if (newmode) {
-					drm_mode_probed_add(connector, newmode);
-					modes++;
-				}
-			}
-			break;
-		default:
-			break;
 		}
 	}
 
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 85ec31b3ff00..f7a615b80c70 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -22,44 +22,50 @@
 #define to_drm_minor(d) container_of(d, struct drm_minor, kdev)
 #define to_drm_connector(d) container_of(d, struct drm_connector, kdev)
 
+static struct device_type drm_sysfs_device_minor = {
+	.name = "drm_minor"
+};
+
 /**
- * drm_sysfs_suspend - DRM class suspend hook
+ * drm_class_suspend - DRM class suspend hook
  * @dev: Linux device to suspend
  * @state: power state to enter
  *
  * Just figures out what the actual struct drm_device associated with
  * @dev is and calls its suspend hook, if present.
  */
-static int drm_sysfs_suspend(struct device *dev, pm_message_t state)
+static int drm_class_suspend(struct device *dev, pm_message_t state)
 {
-	struct drm_minor *drm_minor = to_drm_minor(dev);
-	struct drm_device *drm_dev = drm_minor->dev;
-
-	if (drm_minor->type == DRM_MINOR_LEGACY &&
-	    !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
-	    drm_dev->driver->suspend)
-		return drm_dev->driver->suspend(drm_dev, state);
-
+	if (dev->type == &drm_sysfs_device_minor) {
+		struct drm_minor *drm_minor = to_drm_minor(dev);
+		struct drm_device *drm_dev = drm_minor->dev;
+
+		if (drm_minor->type == DRM_MINOR_LEGACY &&
+		    !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
+		    drm_dev->driver->suspend)
+			return drm_dev->driver->suspend(drm_dev, state);
+	}
 	return 0;
 }
 
 /**
- * drm_sysfs_resume - DRM class resume hook
+ * drm_class_resume - DRM class resume hook
  * @dev: Linux device to resume
  *
  * Just figures out what the actual struct drm_device associated with
  * @dev is and calls its resume hook, if present.
  */
-static int drm_sysfs_resume(struct device *dev)
+static int drm_class_resume(struct device *dev)
 {
-	struct drm_minor *drm_minor = to_drm_minor(dev);
-	struct drm_device *drm_dev = drm_minor->dev;
-
-	if (drm_minor->type == DRM_MINOR_LEGACY &&
-	    !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
-	    drm_dev->driver->resume)
-		return drm_dev->driver->resume(drm_dev);
-
+	if (dev->type == &drm_sysfs_device_minor) {
+		struct drm_minor *drm_minor = to_drm_minor(dev);
+		struct drm_device *drm_dev = drm_minor->dev;
+
+		if (drm_minor->type == DRM_MINOR_LEGACY &&
+		    !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
+		    drm_dev->driver->resume)
+			return drm_dev->driver->resume(drm_dev);
+	}
 	return 0;
 }
 
@@ -99,8 +105,8 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
 		goto err_out;
 	}
 
-	class->suspend = drm_sysfs_suspend;
-	class->resume = drm_sysfs_resume;
+	class->suspend = drm_class_suspend;
+	class->resume = drm_class_resume;
 
 	err = class_create_file(class, &class_attr_version);
 	if (err)
@@ -480,6 +486,7 @@ int drm_sysfs_device_add(struct drm_minor *minor)
 	minor->kdev.class = drm_class;
 	minor->kdev.release = drm_sysfs_device_release;
 	minor->kdev.devt = minor->device;
+	minor->kdev.type = &drm_sysfs_device_minor;
 	if (minor->type == DRM_MINOR_CONTROL)
 		minor_str = "controlD%d";
         else if (minor->type == DRM_MINOR_RENDER)
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index f1ba8ff41130..68e728e8be4d 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -254,6 +254,72 @@ void r100_mc_fini(struct radeon_device *rdev)
 
 
 /*
+ * Interrupts
+ */
+int r100_irq_set(struct radeon_device *rdev)
+{
+	uint32_t tmp = 0;
+
+	if (rdev->irq.sw_int) {
+		tmp |= RADEON_SW_INT_ENABLE;
+	}
+	if (rdev->irq.crtc_vblank_int[0]) {
+		tmp |= RADEON_CRTC_VBLANK_MASK;
+	}
+	if (rdev->irq.crtc_vblank_int[1]) {
+		tmp |= RADEON_CRTC2_VBLANK_MASK;
+	}
+	WREG32(RADEON_GEN_INT_CNTL, tmp);
+	return 0;
+}
+
+static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
+{
+	uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
+	uint32_t irq_mask = RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT |
+		RADEON_CRTC2_VBLANK_STAT;
+
+	if (irqs) {
+		WREG32(RADEON_GEN_INT_STATUS, irqs);
+	}
+	return irqs & irq_mask;
+}
+
+int r100_irq_process(struct radeon_device *rdev)
+{
+	uint32_t status;
+
+	status = r100_irq_ack(rdev);
+	if (!status) {
+		return IRQ_NONE;
+	}
+	while (status) {
+		/* SW interrupt */
+		if (status & RADEON_SW_INT_TEST) {
+			radeon_fence_process(rdev);
+		}
+		/* Vertical blank interrupts */
+		if (status & RADEON_CRTC_VBLANK_STAT) {
+			drm_handle_vblank(rdev->ddev, 0);
+		}
+		if (status & RADEON_CRTC2_VBLANK_STAT) {
+			drm_handle_vblank(rdev->ddev, 1);
+		}
+		status = r100_irq_ack(rdev);
+	}
+	return IRQ_HANDLED;
+}
+
+u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc)
+{
+	if (crtc == 0)
+		return RREG32(RADEON_CRTC_CRNT_FRAME);
+	else
+		return RREG32(RADEON_CRTC2_CRNT_FRAME);
+}
+
+
+/*
  * Fence emission
  */
 void r100_fence_ring_emit(struct radeon_device *rdev,
@@ -1025,6 +1091,16 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
 			tmp |= tile_flags;
 			ib[idx] = tmp;
 			break;
+		case RADEON_RB3D_ZPASS_ADDR:
+			r = r100_cs_packet_next_reloc(p, &reloc);
+			if (r) {
+				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+					  idx, reg);
+				r100_cs_dump_packet(p, pkt);
+				return r;
+			}
+			ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+			break;
 		default:
 			/* FIXME: we don't want to allow anyothers packet */
 			break;
@@ -1556,26 +1632,6 @@ void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 	r100_pll_errata_after_data(rdev);
 }
 
-uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
-{
-	if (reg < 0x10000)
-		return readl(((void __iomem *)rdev->rmmio) + reg);
-	else {
-		writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
-		return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
-	}
-}
-
-void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
-	if (reg < 0x10000)
-		writel(v, ((void __iomem *)rdev->rmmio) + reg);
-	else {
-		writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
-		writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
-	}
-}
-
 int r100_init(struct radeon_device *rdev)
 {
 	return 0;
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 9c8d41534a5d..053f4ec397f7 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -83,8 +83,8 @@ void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
 		WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB);
 		(void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
 		WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
-		mb();
 	}
+	mb();
 }
 
 int rv370_pcie_gart_enable(struct radeon_device *rdev)
@@ -448,6 +448,7 @@ void r300_gpu_init(struct radeon_device *rdev)
 		/* rv350,rv370,rv380 */
 		rdev->num_gb_pipes = 1;
 	}
+	rdev->num_z_pipes = 1;
 	gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
 	switch (rdev->num_gb_pipes) {
 	case 2:
@@ -486,7 +487,8 @@ void r300_gpu_init(struct radeon_device *rdev)
 		printk(KERN_WARNING "Failed to wait MC idle while "
 		       "programming pipes. Bad things might happen.\n");
 	}
-	DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes);
+	DRM_INFO("radeon: %d quad pipes, %d Z pipes initialized.\n",
+		 rdev->num_gb_pipes, rdev->num_z_pipes);
 }
 
 int r300_ga_reset(struct radeon_device *rdev)
@@ -593,27 +595,6 @@ void r300_vram_info(struct radeon_device *rdev)
 
 
 /*
- * Indirect registers accessor
- */
-uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
-{
-	uint32_t r;
-
-	WREG8(RADEON_PCIE_INDEX, ((reg) & 0xff));
-	(void)RREG32(RADEON_PCIE_INDEX);
-	r = RREG32(RADEON_PCIE_DATA);
-	return r;
-}
-
-void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
-	WREG8(RADEON_PCIE_INDEX, ((reg) & 0xff));
-	(void)RREG32(RADEON_PCIE_INDEX);
-	WREG32(RADEON_PCIE_DATA, (v));
-	(void)RREG32(RADEON_PCIE_DATA);
-}
-
-/*
  * PCIE Lanes
  */
 
@@ -1403,6 +1384,21 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 		tmp = (ib_chunk->kdata[idx] >> 22) & 0xF;
 		track->textures[i].txdepth = tmp;
 		break;
+	case R300_ZB_ZPASS_ADDR:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+					idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case 0x4be8:
+		/* valid register only on RV530 */
+		if (p->rdev->family == CHIP_RV530)
+			break;
+		/* fallthrough do not move */
 	default:
 		printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
 		       reg, idx);
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index dea497a979f2..97426a6f370f 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -165,7 +165,18 @@ void r420_pipes_init(struct radeon_device *rdev)
 		printk(KERN_WARNING "Failed to wait GUI idle while "
 		       "programming pipes. Bad things might happen.\n");
 	}
-	DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes);
+
+	if (rdev->family == CHIP_RV530) {
+		tmp = RREG32(RV530_GB_PIPE_SELECT2);
+		if ((tmp & 3) == 3)
+			rdev->num_z_pipes = 2;
+		else
+			rdev->num_z_pipes = 1;
+	} else
+		rdev->num_z_pipes = 1;
+
+	DRM_INFO("radeon: %d quad pipes, %d z pipes initialized.\n",
+		 rdev->num_gb_pipes, rdev->num_z_pipes);
 }
 
 void r420_gpu_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h
index 036691b38cb7..e1d5e0331e19 100644
--- a/drivers/gpu/drm/radeon/r500_reg.h
+++ b/drivers/gpu/drm/radeon/r500_reg.h
@@ -350,6 +350,7 @@
 #define AVIVO_D1CRTC_BLANK_CONTROL                              0x6084
 #define AVIVO_D1CRTC_INTERLACE_CONTROL                          0x6088
 #define AVIVO_D1CRTC_INTERLACE_STATUS                           0x608c
+#define AVIVO_D1CRTC_FRAME_COUNT                                0x60a4
 #define AVIVO_D1CRTC_STEREO_CONTROL                             0x60c4
 
 /* master controls */
@@ -438,14 +439,15 @@
 #       define AVIVO_DC_LB_DISP1_END_ADR_SHIFT  4
 #       define AVIVO_DC_LB_DISP1_END_ADR_MASK   0x7ff
 
-#define R500_DxMODE_INT_MASK 0x6540
-#define R500_D1MODE_INT_MASK (1<<0)
-#define R500_D2MODE_INT_MASK (1<<8)
-
 #define AVIVO_D1MODE_DATA_FORMAT                0x6528
 #       define AVIVO_D1MODE_INTERLEAVE_EN       (1 << 0)
 #define AVIVO_D1MODE_DESKTOP_HEIGHT             0x652C
+#define AVIVO_D1MODE_VBLANK_STATUS              0x6534
+#       define AVIVO_VBLANK_ACK                 (1 << 4)
 #define AVIVO_D1MODE_VLINE_START_END            0x6538
+#define AVIVO_DxMODE_INT_MASK                   0x6540
+#       define AVIVO_D1MODE_INT_MASK            (1 << 0)
+#       define AVIVO_D2MODE_INT_MASK            (1 << 8)
 #define AVIVO_D1MODE_VIEWPORT_START             0x6580
 #define AVIVO_D1MODE_VIEWPORT_SIZE              0x6584
 #define AVIVO_D1MODE_EXT_OVERSCAN_LEFT_RIGHT    0x6588
@@ -475,6 +477,7 @@
 #define AVIVO_D2CRTC_BLANK_CONTROL                              0x6884
 #define AVIVO_D2CRTC_INTERLACE_CONTROL                          0x6888
 #define AVIVO_D2CRTC_INTERLACE_STATUS                           0x688c
+#define AVIVO_D2CRTC_FRAME_COUNT                                0x68a4
 #define AVIVO_D2CRTC_STEREO_CONTROL                             0x68c4
 
 #define AVIVO_D2GRPH_ENABLE                                     0x6900
@@ -497,6 +500,7 @@
 #define AVIVO_D2CUR_SIZE                        0x6c10
 #define AVIVO_D2CUR_POSITION                    0x6c14
 
+#define AVIVO_D2MODE_VBLANK_STATUS              0x6d34
 #define AVIVO_D2MODE_VLINE_START_END            0x6d38
 #define AVIVO_D2MODE_VIEWPORT_START             0x6d80
 #define AVIVO_D2MODE_VIEWPORT_SIZE              0x6d84
@@ -748,4 +752,8 @@
 #	define AVIVO_I2C_EN							(1 << 0)
 #	define AVIVO_I2C_RESET						(1 << 8)
 
+#define AVIVO_DISP_INTERRUPT_STATUS                             0x7edc
+#       define AVIVO_D1_VBLANK_INTERRUPT                        (1 << 4)
+#       define AVIVO_D2_VBLANK_INTERRUPT                        (1 << 5)
+
 #endif
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 09fb0b6ec7dd..ebd6b0f7bdff 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -177,7 +177,6 @@ void r520_gpu_init(struct radeon_device *rdev)
 	 */
 	/* workaround for RV530 */
 	if (rdev->family == CHIP_RV530) {
-		WREG32(0x4124, 1);
 		WREG32(0x4128, 0xFF);
 	}
 	r420_pipes_init(rdev);
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index b1d945b8ed6c..b519fb2fecbb 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -242,6 +242,7 @@ int radeon_object_pin(struct radeon_object *robj, uint32_t domain,
 		      uint64_t *gpu_addr);
 void radeon_object_unpin(struct radeon_object *robj);
 int radeon_object_wait(struct radeon_object *robj);
+int radeon_object_busy_domain(struct radeon_object *robj, uint32_t *cur_placement);
 int radeon_object_evict_vram(struct radeon_device *rdev);
 int radeon_object_mmap(struct radeon_object *robj, uint64_t *offset);
 void radeon_object_force_delete(struct radeon_device *rdev);
@@ -574,6 +575,7 @@ struct radeon_asic {
 	void (*ring_start)(struct radeon_device *rdev);
 	int (*irq_set)(struct radeon_device *rdev);
 	int (*irq_process)(struct radeon_device *rdev);
+	u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc);
 	void (*fence_ring_emit)(struct radeon_device *rdev, struct radeon_fence *fence);
 	int (*cs_parse)(struct radeon_cs_parser *p);
 	int (*copy_blit)(struct radeon_device *rdev,
@@ -653,6 +655,7 @@ struct radeon_device {
 	int				usec_timeout;
 	enum radeon_pll_errata		pll_errata;
 	int				num_gb_pipes;
+	int				num_z_pipes;
 	int				disp_priority;
 	/* BIOS */
 	uint8_t				*bios;
@@ -666,14 +669,11 @@ struct radeon_device {
 	resource_size_t			rmmio_base;
 	resource_size_t			rmmio_size;
 	void				*rmmio;
-	radeon_rreg_t			mm_rreg;
-	radeon_wreg_t			mm_wreg;
 	radeon_rreg_t			mc_rreg;
 	radeon_wreg_t			mc_wreg;
 	radeon_rreg_t			pll_rreg;
 	radeon_wreg_t			pll_wreg;
-	radeon_rreg_t			pcie_rreg;
-	radeon_wreg_t			pcie_wreg;
+	uint32_t                        pcie_reg_mask;
 	radeon_rreg_t			pciep_rreg;
 	radeon_wreg_t			pciep_wreg;
 	struct radeon_clock             clock;
@@ -705,22 +705,42 @@ int radeon_device_init(struct radeon_device *rdev,
 void radeon_device_fini(struct radeon_device *rdev);
 int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
 
+static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
+{
+	if (reg < 0x10000)
+		return readl(((void __iomem *)rdev->rmmio) + reg);
+	else {
+		writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
+		return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+	}
+}
+
+static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
+{
+	if (reg < 0x10000)
+		writel(v, ((void __iomem *)rdev->rmmio) + reg);
+	else {
+		writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
+		writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+	}
+}
+
 
 /*
  * Registers read & write functions.
  */
 #define RREG8(reg) readb(((void __iomem *)rdev->rmmio) + (reg))
 #define WREG8(reg, v) writeb(v, ((void __iomem *)rdev->rmmio) + (reg))
-#define RREG32(reg) rdev->mm_rreg(rdev, (reg))
-#define WREG32(reg, v) rdev->mm_wreg(rdev, (reg), (v))
+#define RREG32(reg) r100_mm_rreg(rdev, (reg))
+#define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v))
 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
 #define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg))
 #define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v))
 #define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg))
 #define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v))
-#define RREG32_PCIE(reg) rdev->pcie_rreg(rdev, (reg))
-#define WREG32_PCIE(reg, v) rdev->pcie_wreg(rdev, (reg), (v))
+#define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg))
+#define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v))
 #define WREG32_P(reg, val, mask)				\
 	do {							\
 		uint32_t tmp_ = RREG32(reg);			\
@@ -736,6 +756,24 @@ int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
 		WREG32_PLL(reg, tmp_);				\
 	} while (0)
 
+/*
+ * Indirect registers accessor
+ */
+static inline uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
+{
+	uint32_t r;
+
+	WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask));
+	r = RREG32(RADEON_PCIE_DATA);
+	return r;
+}
+
+static inline void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
+{
+	WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask));
+	WREG32(RADEON_PCIE_DATA, (v));
+}
+
 void r100_pll_errata_after_index(struct radeon_device *rdev);
 
 
@@ -862,6 +900,7 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 #define radeon_ring_start(rdev) (rdev)->asic->ring_start((rdev))
 #define radeon_irq_set(rdev) (rdev)->asic->irq_set((rdev))
 #define radeon_irq_process(rdev) (rdev)->asic->irq_process((rdev))
+#define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->get_vblank_counter((rdev), (crtc))
 #define radeon_fence_ring_emit(rdev, fence) (rdev)->asic->fence_ring_emit((rdev), (fence))
 #define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy_blit((rdev), (s), (d), (np), (f))
 #define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy_dma((rdev), (s), (d), (np), (f))
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 9a75876e0c3b..7ca6c13569b5 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -49,6 +49,7 @@ void r100_vram_info(struct radeon_device *rdev);
 int r100_gpu_reset(struct radeon_device *rdev);
 int r100_mc_init(struct radeon_device *rdev);
 void r100_mc_fini(struct radeon_device *rdev);
+u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc);
 int r100_wb_init(struct radeon_device *rdev);
 void r100_wb_fini(struct radeon_device *rdev);
 int r100_gart_enable(struct radeon_device *rdev);
@@ -96,6 +97,7 @@ static struct radeon_asic r100_asic = {
 	.ring_start = &r100_ring_start,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
+	.get_vblank_counter = &r100_get_vblank_counter,
 	.fence_ring_emit = &r100_fence_ring_emit,
 	.cs_parse = &r100_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -156,6 +158,7 @@ static struct radeon_asic r300_asic = {
 	.ring_start = &r300_ring_start,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
+	.get_vblank_counter = &r100_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -196,6 +199,7 @@ static struct radeon_asic r420_asic = {
 	.ring_start = &r300_ring_start,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
+	.get_vblank_counter = &r100_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -243,6 +247,7 @@ static struct radeon_asic rs400_asic = {
 	.ring_start = &r300_ring_start,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
+	.get_vblank_counter = &r100_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -266,6 +271,8 @@ void rs600_vram_info(struct radeon_device *rdev);
 int rs600_mc_init(struct radeon_device *rdev);
 void rs600_mc_fini(struct radeon_device *rdev);
 int rs600_irq_set(struct radeon_device *rdev);
+int rs600_irq_process(struct radeon_device *rdev);
+u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc);
 int rs600_gart_enable(struct radeon_device *rdev);
 void rs600_gart_disable(struct radeon_device *rdev);
 void rs600_gart_tlb_flush(struct radeon_device *rdev);
@@ -291,7 +298,8 @@ static struct radeon_asic rs600_asic = {
 	.cp_disable = &r100_cp_disable,
 	.ring_start = &r300_ring_start,
 	.irq_set = &rs600_irq_set,
-	.irq_process = &r100_irq_process,
+	.irq_process = &rs600_irq_process,
+	.get_vblank_counter = &rs600_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -308,6 +316,7 @@ static struct radeon_asic rs600_asic = {
 /*
  * rs690,rs740
  */
+int rs690_init(struct radeon_device *rdev);
 void rs690_errata(struct radeon_device *rdev);
 void rs690_vram_info(struct radeon_device *rdev);
 int rs690_mc_init(struct radeon_device *rdev);
@@ -316,7 +325,7 @@ uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 void rs690_bandwidth_update(struct radeon_device *rdev);
 static struct radeon_asic rs690_asic = {
-	.init = &r300_init,
+	.init = &rs690_init,
 	.errata = &rs690_errata,
 	.vram_info = &rs690_vram_info,
 	.gpu_reset = &r300_gpu_reset,
@@ -333,7 +342,8 @@ static struct radeon_asic rs690_asic = {
 	.cp_disable = &r100_cp_disable,
 	.ring_start = &r300_ring_start,
 	.irq_set = &rs600_irq_set,
-	.irq_process = &r100_irq_process,
+	.irq_process = &rs600_irq_process,
+	.get_vblank_counter = &rs600_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -381,8 +391,9 @@ static struct radeon_asic rv515_asic = {
 	.cp_fini = &r100_cp_fini,
 	.cp_disable = &r100_cp_disable,
 	.ring_start = &rv515_ring_start,
-	.irq_set = &r100_irq_set,
-	.irq_process = &r100_irq_process,
+	.irq_set = &rs600_irq_set,
+	.irq_process = &rs600_irq_process,
+	.get_vblank_counter = &rs600_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
@@ -423,8 +434,9 @@ static struct radeon_asic r520_asic = {
 	.cp_fini = &r100_cp_fini,
 	.cp_disable = &r100_cp_disable,
 	.ring_start = &rv515_ring_start,
-	.irq_set = &r100_irq_set,
-	.irq_process = &r100_irq_process,
+	.irq_set = &rs600_irq_set,
+	.irq_process = &rs600_irq_process,
+	.get_vblank_counter = &rs600_get_vblank_counter,
 	.fence_ring_emit = &r300_fence_ring_emit,
 	.cs_parse = &r300_cs_parse,
 	.copy_blit = &r100_copy_blit,
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index afc4db280b94..2a027e00762a 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -685,23 +685,15 @@ static const uint32_t default_tvdac_adj[CHIP_LAST] = {
 	0x00780000,		/* rs480 */
 };
 
-static struct radeon_encoder_tv_dac
-    *radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev)
+static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
+						     struct radeon_encoder_tv_dac *tv_dac)
 {
-	struct radeon_encoder_tv_dac *tv_dac = NULL;
-
-	tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
-
-	if (!tv_dac)
-		return NULL;
-
 	tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
 	if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
 		tv_dac->ps2_tvdac_adj = 0x00880000;
 	tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
 	tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
-
-	return tv_dac;
+	return;
 }
 
 struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
@@ -713,19 +705,18 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
 	uint16_t dac_info;
 	uint8_t rev, bg, dac;
 	struct radeon_encoder_tv_dac *tv_dac = NULL;
+	int found = 0;
+
+	tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
+	if (!tv_dac)
+		return NULL;
 
 	if (rdev->bios == NULL)
-		return radeon_legacy_get_tv_dac_info_from_table(rdev);
+		goto out;
 
 	/* first check TV table */
 	dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
 	if (dac_info) {
-		tv_dac =
-		    kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
-
-		if (!tv_dac)
-			return NULL;
-
 		rev = RBIOS8(dac_info + 0x3);
 		if (rev > 4) {
 			bg = RBIOS8(dac_info + 0xc) & 0xf;
@@ -739,6 +730,7 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
 			bg = RBIOS8(dac_info + 0x10) & 0xf;
 			dac = RBIOS8(dac_info + 0x11) & 0xf;
 			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+			found = 1;
 		} else if (rev > 1) {
 			bg = RBIOS8(dac_info + 0xc) & 0xf;
 			dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
@@ -751,22 +743,15 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
 			bg = RBIOS8(dac_info + 0xe) & 0xf;
 			dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
 			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+			found = 1;
 		}
-
 		tv_dac->tv_std = radeon_combios_get_tv_info(encoder);
-
-	} else {
+	}
+	if (!found) {
 		/* then check CRT table */
 		dac_info =
 		    combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
 		if (dac_info) {
-			tv_dac =
-			    kzalloc(sizeof(struct radeon_encoder_tv_dac),
-				    GFP_KERNEL);
-
-			if (!tv_dac)
-				return NULL;
-
 			rev = RBIOS8(dac_info) & 0x3;
 			if (rev < 2) {
 				bg = RBIOS8(dac_info + 0x3) & 0xf;
@@ -775,6 +760,7 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
 				    (bg << 16) | (dac << 20);
 				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
 				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
+				found = 1;
 			} else {
 				bg = RBIOS8(dac_info + 0x4) & 0xf;
 				dac = RBIOS8(dac_info + 0x5) & 0xf;
@@ -782,13 +768,17 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
 				    (bg << 16) | (dac << 20);
 				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
 				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
+				found = 1;
 			}
 		} else {
 			DRM_INFO("No TV DAC info found in BIOS\n");
-			return radeon_legacy_get_tv_dac_info_from_table(rdev);
 		}
 	}
 
+out:
+	if (!found) /* fallback to defaults */
+		radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
+
 	return tv_dac;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index d8356827ef17..7a52c461145c 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -406,6 +406,15 @@ static void radeon_init_pipes(drm_radeon_private_t *dev_priv)
 {
 	uint32_t gb_tile_config, gb_pipe_sel = 0;
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) {
+		uint32_t z_pipe_sel = RADEON_READ(RV530_GB_PIPE_SELECT2);
+		if ((z_pipe_sel & 3) == 3)
+			dev_priv->num_z_pipes = 2;
+		else
+			dev_priv->num_z_pipes = 1;
+	} else
+		dev_priv->num_z_pipes = 1;
+
 	/* RS4xx/RS6xx/R4xx/R5xx */
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R420) {
 		gb_pipe_sel = RADEON_READ(R400_GB_PIPE_SELECT);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 9ff6dcb97f9d..7693f7c67bd3 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -225,25 +225,18 @@ void radeon_invalid_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 
 void radeon_register_accessor_init(struct radeon_device *rdev)
 {
-	rdev->mm_rreg = &r100_mm_rreg;
-	rdev->mm_wreg = &r100_mm_wreg;
 	rdev->mc_rreg = &radeon_invalid_rreg;
 	rdev->mc_wreg = &radeon_invalid_wreg;
 	rdev->pll_rreg = &radeon_invalid_rreg;
 	rdev->pll_wreg = &radeon_invalid_wreg;
-	rdev->pcie_rreg = &radeon_invalid_rreg;
-	rdev->pcie_wreg = &radeon_invalid_wreg;
 	rdev->pciep_rreg = &radeon_invalid_rreg;
 	rdev->pciep_wreg = &radeon_invalid_wreg;
 
 	/* Don't change order as we are overridding accessor. */
 	if (rdev->family < CHIP_RV515) {
-		rdev->pcie_rreg = &rv370_pcie_rreg;
-		rdev->pcie_wreg = &rv370_pcie_wreg;
-	}
-	if (rdev->family >= CHIP_RV515) {
-		rdev->pcie_rreg = &rv515_pcie_rreg;
-		rdev->pcie_wreg = &rv515_pcie_wreg;
+		rdev->pcie_reg_mask = 0xff;
+	} else {
+		rdev->pcie_reg_mask = 0x7ff;
 	}
 	/* FIXME: not sure here */
 	if (rdev->family <= CHIP_R580) {
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 3933f8216a34..6fa32dac4e97 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -100,9 +100,10 @@
  * 1.28- Add support for VBL on CRTC2
  * 1.29- R500 3D cmd buffer support
  * 1.30- Add support for occlusion queries
+ * 1.31- Add support for num Z pipes from GET_PARAM
  */
 #define DRIVER_MAJOR		1
-#define DRIVER_MINOR		30
+#define DRIVER_MINOR		31
 #define DRIVER_PATCHLEVEL	0
 
 /*
@@ -329,6 +330,7 @@ typedef struct drm_radeon_private {
 	resource_size_t fb_aper_offset;
 
 	int num_gb_pipes;
+	int num_z_pipes;
 	int track_flush;
 	drm_local_map_t *mmio;
 
@@ -689,6 +691,7 @@ extern void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pciga
 
 /* pipe config regs */
 #define R400_GB_PIPE_SELECT             0x402c
+#define RV530_GB_PIPE_SELECT2           0x4124
 #define R500_DYN_SCLK_PWMEM_PIPE        0x000d /* PLL */
 #define R300_GB_TILE_CONFIG             0x4018
 #       define R300_ENABLE_TILING       (1 << 0)
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 3206c0ad7b6c..ec383edf5f38 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -574,6 +574,8 @@ int radeonfb_create(struct radeon_device *rdev,
 		goto out_unref;
 	}
 
+	memset_io(fbptr, 0, aligned_size);
+
 	strcpy(info->fix.id, "radeondrmfb");
 	info->fix.type = FB_TYPE_PACKED_PIXELS;
 	info->fix.visual = FB_VISUAL_TRUECOLOR;
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index cded5180c752..d880edf254db 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -262,8 +262,34 @@ int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
 int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
 			  struct drm_file *filp)
 {
-	/* FIXME: implement */
-	return 0;
+	struct drm_radeon_gem_busy *args = data;
+	struct drm_gem_object *gobj;
+	struct radeon_object *robj;
+	int r;
+	uint32_t cur_placement;
+
+	gobj = drm_gem_object_lookup(dev, filp, args->handle);
+	if (gobj == NULL) {
+		return -EINVAL;
+	}
+	robj = gobj->driver_private;
+	r = radeon_object_busy_domain(robj, &cur_placement);
+	switch (cur_placement) {
+	case TTM_PL_VRAM:
+		args->domain = RADEON_GEM_DOMAIN_VRAM;
+		break;
+	case TTM_PL_TT:
+		args->domain = RADEON_GEM_DOMAIN_GTT;
+		break;
+	case TTM_PL_SYSTEM:
+		args->domain = RADEON_GEM_DOMAIN_CPU;
+	default:
+		break;
+	}
+	mutex_lock(&dev->struct_mutex);
+	drm_gem_object_unreference(gobj);
+	mutex_unlock(&dev->struct_mutex);
+	return r;
 }
 
 int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 491d569deb0e..9805e4b6ca1b 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -32,60 +32,6 @@
 #include "radeon.h"
 #include "atom.h"
 
-static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
-{
-	uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
-	uint32_t irq_mask = RADEON_SW_INT_TEST;
-
-	if (irqs) {
-		WREG32(RADEON_GEN_INT_STATUS, irqs);
-	}
-	return irqs & irq_mask;
-}
-
-int r100_irq_set(struct radeon_device *rdev)
-{
-	uint32_t tmp = 0;
-
-	if (rdev->irq.sw_int) {
-		tmp |= RADEON_SW_INT_ENABLE;
-	}
-	/* Todo go through CRTC and enable vblank int or not */
-	WREG32(RADEON_GEN_INT_CNTL, tmp);
-	return 0;
-}
-
-int r100_irq_process(struct radeon_device *rdev)
-{
-	uint32_t status;
-
-	status = r100_irq_ack(rdev);
-	if (!status) {
-		return IRQ_NONE;
-	}
-	while (status) {
-		/* SW interrupt */
-		if (status & RADEON_SW_INT_TEST) {
-			radeon_fence_process(rdev);
-		}
-		status = r100_irq_ack(rdev);
-	}
-	return IRQ_HANDLED;
-}
-
-int rs600_irq_set(struct radeon_device *rdev)
-{
-	uint32_t tmp = 0;
-
-	if (rdev->irq.sw_int) {
-		tmp |= RADEON_SW_INT_ENABLE;
-	}
-	WREG32(RADEON_GEN_INT_CNTL, tmp);
-	/* Todo go through CRTC and enable vblank int or not */
-	WREG32(R500_DxMODE_INT_MASK, 0);
-	return 0;
-}
-
 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS)
 {
 	struct drm_device *dev = (struct drm_device *) arg;
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 3357110e30ce..dce09ada32bc 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -95,6 +95,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 	case RADEON_INFO_NUM_GB_PIPES:
 		value = rdev->num_gb_pipes;
 		break;
+	case RADEON_INFO_NUM_Z_PIPES:
+		value = rdev->num_z_pipes;
+		break;
 	default:
 		DRM_DEBUG("Invalid request %d\n", info->request);
 		return -EINVAL;
@@ -141,19 +144,42 @@ void radeon_driver_preclose_kms(struct drm_device *dev,
  */
 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
 {
-	/* FIXME: implement */
-	return 0;
+	struct radeon_device *rdev = dev->dev_private;
+
+	if (crtc < 0 || crtc > 1) {
+		DRM_ERROR("Invalid crtc %d\n", crtc);
+		return -EINVAL;
+	}
+
+	return radeon_get_vblank_counter(rdev, crtc);
 }
 
 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
 {
-	/* FIXME: implement */
-	return 0;
+	struct radeon_device *rdev = dev->dev_private;
+
+	if (crtc < 0 || crtc > 1) {
+		DRM_ERROR("Invalid crtc %d\n", crtc);
+		return -EINVAL;
+	}
+
+	rdev->irq.crtc_vblank_int[crtc] = true;
+
+	return radeon_irq_set(rdev);
 }
 
 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
 {
-	/* FIXME: implement */
+	struct radeon_device *rdev = dev->dev_private;
+
+	if (crtc < 0 || crtc > 1) {
+		DRM_ERROR("Invalid crtc %d\n", crtc);
+		return;
+	}
+
+	rdev->irq.crtc_vblank_int[crtc] = false;
+
+	radeon_irq_set(rdev);
 }
 
 
@@ -295,5 +321,6 @@ struct drm_ioctl_desc radeon_ioctls_kms[] = {
 	DRM_IOCTL_DEF(DRM_RADEON_INFO, radeon_info_ioctl, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH),
+	DRM_IOCTL_DEF(DRM_RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH),
 };
 int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms);
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index 7d06dc98a42a..0da72f18fd3a 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -310,10 +310,13 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
 									 RADEON_CRTC_DISP_REQ_EN_B));
 			WREG32_P(RADEON_CRTC_EXT_CNTL, 0, ~mask);
 		}
+		drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
+		radeon_crtc_load_lut(crtc);
 		break;
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
 	case DRM_MODE_DPMS_OFF:
+		drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
 		if (radeon_crtc->crtc_id)
 			WREG32_P(RADEON_CRTC2_GEN_CNTL, mask, ~mask);
 		else {
@@ -323,10 +326,6 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
 		}
 		break;
 	}
-
-	if (mode != DRM_MODE_DPMS_OFF) {
-		radeon_crtc_load_lut(crtc);
-	}
 }
 
 /* properly set crtc bpp when using atombios */
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 34d0f58eb944..9322675ef6d0 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -1066,6 +1066,7 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
 
 	switch (radeon_encoder->encoder_id) {
 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
+		encoder->possible_crtcs = 0x1;
 		drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS);
 		drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs);
 		if (rdev->is_atom_bios)
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index e98cae3bf4a6..b85fb83d7ae8 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -316,6 +316,25 @@ int radeon_object_wait(struct radeon_object *robj)
 	return r;
 }
 
+int radeon_object_busy_domain(struct radeon_object *robj, uint32_t *cur_placement)
+{
+	int r = 0;
+
+	r = radeon_object_reserve(robj, true);
+	if (unlikely(r != 0)) {
+		DRM_ERROR("radeon: failed to reserve object for waiting.\n");
+		return r;
+	}
+	spin_lock(&robj->tobj.lock);
+	*cur_placement = robj->tobj.mem.mem_type;
+	if (robj->tobj.sync_obj) {
+		r = ttm_bo_wait(&robj->tobj, true, true, true);
+	}
+	spin_unlock(&robj->tobj.lock);
+	radeon_object_unreserve(robj);
+	return r;
+}
+
 int radeon_object_evict_vram(struct radeon_device *rdev)
 {
 	if (rdev->flags & RADEON_IS_IGP) {
diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h
index e1b618574461..4df43f62c678 100644
--- a/drivers/gpu/drm/radeon/radeon_reg.h
+++ b/drivers/gpu/drm/radeon/radeon_reg.h
@@ -982,12 +982,15 @@
 #       define RS400_TMDS2_PLLRST           (1 << 1)
 
 #define RADEON_GEN_INT_CNTL                 0x0040
+#	define RADEON_CRTC_VBLANK_MASK		(1 << 0)
+#	define RADEON_CRTC2_VBLANK_MASK		(1 << 9)
 #	define RADEON_SW_INT_ENABLE		(1 << 25)
 #define RADEON_GEN_INT_STATUS               0x0044
-#       define RADEON_VSYNC_INT_AK          (1 <<  2)
-#       define RADEON_VSYNC_INT             (1 <<  2)
-#       define RADEON_VSYNC2_INT_AK         (1 <<  6)
-#       define RADEON_VSYNC2_INT            (1 <<  6)
+#	define AVIVO_DISPLAY_INT_STATUS		(1 << 0)
+#	define RADEON_CRTC_VBLANK_STAT		(1 << 0)
+#	define RADEON_CRTC_VBLANK_STAT_ACK	(1 << 0)
+#	define RADEON_CRTC2_VBLANK_STAT		(1 << 9)
+#	define RADEON_CRTC2_VBLANK_STAT_ACK	(1 << 9)
 #	define RADEON_SW_INT_FIRE		(1 << 26)
 #	define RADEON_SW_INT_TEST		(1 << 25)
 #	define RADEON_SW_INT_TEST_ACK		(1 << 25)
@@ -2334,6 +2337,9 @@
 #       define RADEON_RE_WIDTH_SHIFT        0
 #       define RADEON_RE_HEIGHT_SHIFT       16
 
+#define RADEON_RB3D_ZPASS_DATA 0x3290
+#define RADEON_RB3D_ZPASS_ADDR 0x3294
+
 #define RADEON_SE_CNTL                      0x1c4c
 #       define RADEON_FFACE_CULL_CW          (0 <<  0)
 #       define RADEON_FFACE_CULL_CCW         (1 <<  0)
@@ -3568,4 +3574,6 @@
 #define RADEON_SCRATCH_REG4		0x15f0
 #define RADEON_SCRATCH_REG5		0x15f4
 
+#define RV530_GB_PIPE_SELECT2           0x4124
+
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index 46645f3e0328..2882f40d5ec5 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -3081,6 +3081,9 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
 	case RADEON_PARAM_NUM_GB_PIPES:
 		value = dev_priv->num_gb_pipes;
 		break;
+	case RADEON_PARAM_NUM_Z_PIPES:
+		value = dev_priv->num_z_pipes;
+		break;
 	default:
 		DRM_DEBUG("Invalid parameter %d\n", param->param);
 		return -EINVAL;
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index bbea6dee4a94..7e8ce983a908 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -240,6 +240,88 @@ void rs600_mc_fini(struct radeon_device *rdev)
 
 
 /*
+ * Interrupts
+ */
+int rs600_irq_set(struct radeon_device *rdev)
+{
+	uint32_t tmp = 0;
+	uint32_t mode_int = 0;
+
+	if (rdev->irq.sw_int) {
+		tmp |= RADEON_SW_INT_ENABLE;
+	}
+	if (rdev->irq.crtc_vblank_int[0]) {
+		tmp |= AVIVO_DISPLAY_INT_STATUS;
+		mode_int |= AVIVO_D1MODE_INT_MASK;
+	}
+	if (rdev->irq.crtc_vblank_int[1]) {
+		tmp |= AVIVO_DISPLAY_INT_STATUS;
+		mode_int |= AVIVO_D2MODE_INT_MASK;
+	}
+	WREG32(RADEON_GEN_INT_CNTL, tmp);
+	WREG32(AVIVO_DxMODE_INT_MASK, mode_int);
+	return 0;
+}
+
+static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int)
+{
+	uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
+	uint32_t irq_mask = RADEON_SW_INT_TEST;
+
+	if (irqs & AVIVO_DISPLAY_INT_STATUS) {
+		*r500_disp_int = RREG32(AVIVO_DISP_INTERRUPT_STATUS);
+		if (*r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
+			WREG32(AVIVO_D1MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
+		}
+		if (*r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
+			WREG32(AVIVO_D2MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
+		}
+	} else {
+		*r500_disp_int = 0;
+	}
+
+	if (irqs) {
+		WREG32(RADEON_GEN_INT_STATUS, irqs);
+	}
+	return irqs & irq_mask;
+}
+
+int rs600_irq_process(struct radeon_device *rdev)
+{
+	uint32_t status;
+	uint32_t r500_disp_int;
+
+	status = rs600_irq_ack(rdev, &r500_disp_int);
+	if (!status && !r500_disp_int) {
+		return IRQ_NONE;
+	}
+	while (status || r500_disp_int) {
+		/* SW interrupt */
+		if (status & RADEON_SW_INT_TEST) {
+			radeon_fence_process(rdev);
+		}
+		/* Vertical blank interrupts */
+		if (r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
+			drm_handle_vblank(rdev->ddev, 0);
+		}
+		if (r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
+			drm_handle_vblank(rdev->ddev, 1);
+		}
+		status = rs600_irq_ack(rdev, &r500_disp_int);
+	}
+	return IRQ_HANDLED;
+}
+
+u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc)
+{
+	if (crtc == 0)
+		return RREG32(AVIVO_D1CRTC_FRAME_COUNT);
+	else
+		return RREG32(AVIVO_D2CRTC_FRAME_COUNT);
+}
+
+
+/*
  * Global GPU functions
  */
 void rs600_disable_vga(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 839595b00728..bc6b7c5339bc 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -652,3 +652,68 @@ void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 	WREG32(RS690_MC_DATA, v);
 	WREG32(RS690_MC_INDEX, RS690_MC_INDEX_WR_ACK);
 }
+
+static const unsigned rs690_reg_safe_bm[219] = {
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0x17FF1FFF,0xFFFFFFFC,0xFFFFFFFF,0xFF30FFBF,
+	0xFFFFFFF8,0xC3E6FFFF,0xFFFFF6DF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFF03F,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFEFCE,0xF00EBFFF,0x007C0000,
+	0xF0000078,0xFF000009,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFF7FF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFC78,0xFFFFFFFF,0xFFFFFFFE,0xFFFFFFFF,
+	0x38FF8F50,0xFFF88082,0xF000000C,0xFAE009FF,
+	0x0000FFFF,0xFFFFFFFF,0xFFFFFFFF,0x00000000,
+	0x00000000,0x0000C100,0x00000000,0x00000000,
+	0x00000000,0x00000000,0x00000000,0x00000000,
+	0x00000000,0xFFFF0000,0xFFFFFFFF,0xFF80FFFF,
+	0x00000000,0x00000000,0x00000000,0x00000000,
+	0x0003FC01,0xFFFFFFF8,0xFE800B19,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+	0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+};
+
+int rs690_init(struct radeon_device *rdev)
+{
+	rdev->config.r300.reg_safe_bm = rs690_reg_safe_bm;
+	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rs690_reg_safe_bm);
+	return 0;
+}
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index fd8f3ca716ea..31a7f668ae5a 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -400,25 +400,6 @@ void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 	WREG32(MC_IND_INDEX, 0);
 }
 
-uint32_t rv515_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
-{
-	uint32_t r;
-
-	WREG32(PCIE_INDEX, ((reg) & 0x7ff));
-	(void)RREG32(PCIE_INDEX);
-	r = RREG32(PCIE_DATA);
-	return r;
-}
-
-void rv515_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
-	WREG32(PCIE_INDEX, ((reg) & 0x7ff));
-	(void)RREG32(PCIE_INDEX);
-	WREG32(PCIE_DATA, (v));
-	(void)RREG32(PCIE_DATA);
-}
-
-
 /*
  * Debugfs info
  */
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index d258b02aef44..827da0858136 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -674,7 +674,14 @@ omap_i2c_isr(int this_irq, void *dev_id)
 
 		err = 0;
 complete:
-		omap_i2c_write_reg(dev, OMAP_I2C_STAT_REG, stat);
+		/*
+		 * Ack the stat in one go, but [R/X]DR and [R/X]RDY should be
+		 * acked after the data operation is complete.
+		 * Ref: TRM SWPU114Q Figure 18-31
+		 */
+		omap_i2c_write_reg(dev, OMAP_I2C_STAT_REG, stat &
+				~(OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |
+				OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
 
 		if (stat & OMAP_I2C_STAT_NACK) {
 			err |= OMAP_I2C_STAT_NACK;
@@ -687,6 +694,9 @@ complete:
 		}
 		if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |
 					OMAP_I2C_STAT_AL)) {
+			omap_i2c_ack_stat(dev, stat &
+				(OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |
+				OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
 			omap_i2c_complete_cmd(dev, err);
 			return IRQ_HANDLED;
 		}
@@ -774,7 +784,7 @@ complete:
 				 * memory to the I2C interface.
 				 */
 
-				if (cpu_is_omap34xx()) {
+				if (dev->rev <= OMAP_I2C_REV_ON_3430) {
 						while (!(stat & OMAP_I2C_STAT_XUDF)) {
 							if (stat & (OMAP_I2C_STAT_NACK | OMAP_I2C_STAT_AL)) {
 								omap_i2c_ack_stat(dev, stat & (OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
index 182e711318ba..d2728a28a8db 100644
--- a/drivers/i2c/busses/i2c-stu300.c
+++ b/drivers/i2c/busses/i2c-stu300.c
@@ -117,7 +117,8 @@ enum stu300_error {
 	STU300_ERROR_NONE = 0,
 	STU300_ERROR_ACKNOWLEDGE_FAILURE,
 	STU300_ERROR_BUS_ERROR,
-	STU300_ERROR_ARBITRATION_LOST
+	STU300_ERROR_ARBITRATION_LOST,
+	STU300_ERROR_UNKNOWN
 };
 
 /* timeout waiting for the controller to respond */
@@ -127,7 +128,7 @@ enum stu300_error {
  * The number of address send athemps tried before giving up.
  * If the first one failes it seems like 5 to 8 attempts are required.
  */
-#define NUM_ADDR_RESEND_ATTEMPTS 10
+#define NUM_ADDR_RESEND_ATTEMPTS 12
 
 /* I2C clock speed, in Hz 0-400kHz*/
 static unsigned int scl_frequency = 100000;
@@ -149,6 +150,7 @@ module_param(scl_frequency, uint,  0644);
  * @msg_index: index of current message
  * @msg_len: length of current message
  */
+
 struct stu300_dev {
 	struct platform_device	*pdev;
 	struct i2c_adapter	adapter;
@@ -188,6 +190,27 @@ static inline u32 stu300_r8(void __iomem *address)
 	return readl(address) & 0x000000FFU;
 }
 
+static void stu300_irq_enable(struct stu300_dev *dev)
+{
+	u32 val;
+	val = stu300_r8(dev->virtbase + I2C_CR);
+	val |= I2C_CR_INTERRUPT_ENABLE;
+	/* Twice paranoia (possible HW glitch) */
+	stu300_wr8(val, dev->virtbase + I2C_CR);
+	stu300_wr8(val, dev->virtbase + I2C_CR);
+}
+
+static void stu300_irq_disable(struct stu300_dev *dev)
+{
+	u32 val;
+	val = stu300_r8(dev->virtbase + I2C_CR);
+	val &= ~I2C_CR_INTERRUPT_ENABLE;
+	/* Twice paranoia (possible HW glitch) */
+	stu300_wr8(val, dev->virtbase + I2C_CR);
+	stu300_wr8(val, dev->virtbase + I2C_CR);
+}
+
+
 /*
  * Tells whether a certain event or events occurred in
  * response to a command. The events represent states in
@@ -196,9 +219,10 @@ static inline u32 stu300_r8(void __iomem *address)
  * documentation and can only be treated as abstract state
  * machine states.
  *
- * @ret 0 = event has not occurred, any other value means
- * the event occurred.
+ * @ret 0 = event has not occurred or unknown error, any
+ * other value means the correct event occurred or an error.
  */
+
 static int stu300_event_occurred(struct stu300_dev *dev,
 				   enum stu300_event mr_event) {
 	u32 status1;
@@ -206,11 +230,28 @@ static int stu300_event_occurred(struct stu300_dev *dev,
 
 	/* What event happened? */
 	status1 = stu300_r8(dev->virtbase + I2C_SR1);
+
 	if (!(status1 & I2C_SR1_EVF_IND))
 		/* No event at all */
 		return 0;
+
 	status2 = stu300_r8(dev->virtbase + I2C_SR2);
 
+	/* Block any multiple interrupts */
+	stu300_irq_disable(dev);
+
+	/* Check for errors first */
+	if (status2 & I2C_SR2_AF_IND) {
+		dev->cmd_err = STU300_ERROR_ACKNOWLEDGE_FAILURE;
+		return 1;
+	} else if (status2 & I2C_SR2_BERR_IND) {
+		dev->cmd_err = STU300_ERROR_BUS_ERROR;
+		return 1;
+	} else if (status2 & I2C_SR2_ARLO_IND) {
+		dev->cmd_err = STU300_ERROR_ARBITRATION_LOST;
+		return 1;
+	}
+
 	switch (mr_event) {
 	case STU300_EVENT_1:
 		if (status1 & I2C_SR1_ADSL_IND)
@@ -221,10 +262,6 @@ static int stu300_event_occurred(struct stu300_dev *dev,
 	case STU300_EVENT_7:
 	case STU300_EVENT_8:
 		if (status1 & I2C_SR1_BTF_IND) {
-			if (status2 & I2C_SR2_AF_IND)
-				dev->cmd_err = STU300_ERROR_ACKNOWLEDGE_FAILURE;
-			else if (status2 & I2C_SR2_BERR_IND)
-				dev->cmd_err = STU300_ERROR_BUS_ERROR;
 			return 1;
 		}
 		break;
@@ -240,8 +277,6 @@ static int stu300_event_occurred(struct stu300_dev *dev,
 	case STU300_EVENT_6:
 		if (status2 & I2C_SR2_ENDAD_IND) {
 			/* First check for any errors */
-			if (status2 & I2C_SR2_AF_IND)
-				dev->cmd_err = STU300_ERROR_ACKNOWLEDGE_FAILURE;
 			return 1;
 		}
 		break;
@@ -252,8 +287,15 @@ static int stu300_event_occurred(struct stu300_dev *dev,
 	default:
 		break;
 	}
-	if (status2 & I2C_SR2_ARLO_IND)
-		dev->cmd_err = STU300_ERROR_ARBITRATION_LOST;
+	/* If we get here, we're on thin ice.
+	 * Here we are in a status where we have
+	 * gotten a response that does not match
+	 * what we requested.
+	 */
+	dev->cmd_err = STU300_ERROR_UNKNOWN;
+	dev_err(&dev->pdev->dev,
+		"Unhandled interrupt! %d sr1: 0x%x sr2: 0x%x\n",
+		mr_event, status1, status2);
 	return 0;
 }
 
@@ -262,21 +304,20 @@ static irqreturn_t stu300_irh(int irq, void *data)
 	struct stu300_dev *dev = data;
 	int res;
 
+	/* Just make sure that the block is clocked */
+	clk_enable(dev->clk);
+
 	/* See if this was what we were waiting for */
 	spin_lock(&dev->cmd_issue_lock);
-	if (dev->cmd_event != STU300_EVENT_NONE) {
-		res = stu300_event_occurred(dev, dev->cmd_event);
-		if (res || dev->cmd_err != STU300_ERROR_NONE) {
-			u32 val;
-
-			complete(&dev->cmd_complete);
-			/* Block any multiple interrupts */
-			val = stu300_r8(dev->virtbase + I2C_CR);
-			val &= ~I2C_CR_INTERRUPT_ENABLE;
-			stu300_wr8(val, dev->virtbase + I2C_CR);
-		}
-	}
+
+	res = stu300_event_occurred(dev, dev->cmd_event);
+	if (res || dev->cmd_err != STU300_ERROR_NONE)
+		complete(&dev->cmd_complete);
+
 	spin_unlock(&dev->cmd_issue_lock);
+
+	clk_disable(dev->clk);
+
 	return IRQ_HANDLED;
 }
 
@@ -308,7 +349,6 @@ static int stu300_start_and_await_event(struct stu300_dev *dev,
 	stu300_wr8(cr_value, dev->virtbase + I2C_CR);
 	ret = wait_for_completion_interruptible_timeout(&dev->cmd_complete,
 							STU300_TIMEOUT);
-
 	if (ret < 0) {
 		dev_err(&dev->pdev->dev,
 		       "wait_for_completion_interruptible_timeout() "
@@ -342,7 +382,6 @@ static int stu300_await_event(struct stu300_dev *dev,
 				enum stu300_event mr_event)
 {
 	int ret;
-	u32 val;
 
 	if (unlikely(irqs_disabled())) {
 		/* TODO: implement polling for this case if need be. */
@@ -354,36 +393,18 @@ static int stu300_await_event(struct stu300_dev *dev,
 	/* Is it already here? */
 	spin_lock_irq(&dev->cmd_issue_lock);
 	dev->cmd_err = STU300_ERROR_NONE;
-	if (stu300_event_occurred(dev, mr_event)) {
-		spin_unlock_irq(&dev->cmd_issue_lock);
-		goto exit_await_check_err;
-	}
-	init_completion(&dev->cmd_complete);
-	dev->cmd_err = STU300_ERROR_NONE;
 	dev->cmd_event = mr_event;
 
-	/* Turn on the I2C interrupt for current operation */
-	val = stu300_r8(dev->virtbase + I2C_CR);
-	val |= I2C_CR_INTERRUPT_ENABLE;
-	stu300_wr8(val, dev->virtbase + I2C_CR);
-
-	/* Twice paranoia (possible HW glitch) */
-	stu300_wr8(val, dev->virtbase + I2C_CR);
+	init_completion(&dev->cmd_complete);
 
-	/* Check again: is it already here? */
-	if (unlikely(stu300_event_occurred(dev, mr_event))) {
-		/* Disable IRQ again. */
-		val &= ~I2C_CR_INTERRUPT_ENABLE;
-		stu300_wr8(val, dev->virtbase + I2C_CR);
-		spin_unlock_irq(&dev->cmd_issue_lock);
-		goto exit_await_check_err;
-	}
+	/* Turn on the I2C interrupt for current operation */
+	stu300_irq_enable(dev);
 
 	/* Unlock the command block and wait for the event to occur */
 	spin_unlock_irq(&dev->cmd_issue_lock);
+
 	ret = wait_for_completion_interruptible_timeout(&dev->cmd_complete,
 							STU300_TIMEOUT);
-
 	if (ret < 0) {
 		dev_err(&dev->pdev->dev,
 		       "wait_for_completion_interruptible_timeout()"
@@ -401,7 +422,6 @@ static int stu300_await_event(struct stu300_dev *dev,
 		return -ETIMEDOUT;
 	}
 
- exit_await_check_err:
 	if (dev->cmd_err != STU300_ERROR_NONE) {
 		if (mr_event != STU300_EVENT_6) {
 			dev_err(&dev->pdev->dev, "controller "
@@ -457,18 +477,19 @@ struct stu300_clkset {
 };
 
 static const struct stu300_clkset stu300_clktable[] = {
-	{ 0, 0xFFU },
-	{ 2500000, I2C_OAR2_FR_25_10MHZ },
-	{ 10000000, I2C_OAR2_FR_10_1667MHZ },
-	{ 16670000, I2C_OAR2_FR_1667_2667MHZ },
-	{ 26670000, I2C_OAR2_FR_2667_40MHZ },
-	{ 40000000, I2C_OAR2_FR_40_5333MHZ },
-	{ 53330000, I2C_OAR2_FR_5333_66MHZ },
-	{ 66000000, I2C_OAR2_FR_66_80MHZ },
-	{ 80000000, I2C_OAR2_FR_80_100MHZ },
+	{ 0,         0xFFU },
+	{ 2500000,   I2C_OAR2_FR_25_10MHZ },
+	{ 10000000,  I2C_OAR2_FR_10_1667MHZ },
+	{ 16670000,  I2C_OAR2_FR_1667_2667MHZ },
+	{ 26670000,  I2C_OAR2_FR_2667_40MHZ },
+	{ 40000000,  I2C_OAR2_FR_40_5333MHZ },
+	{ 53330000,  I2C_OAR2_FR_5333_66MHZ },
+	{ 66000000,  I2C_OAR2_FR_66_80MHZ },
+	{ 80000000,  I2C_OAR2_FR_80_100MHZ },
 	{ 100000000, 0xFFU },
 };
 
+
 static int stu300_set_clk(struct stu300_dev *dev, unsigned long clkrate)
 {
 
@@ -494,10 +515,10 @@ static int stu300_set_clk(struct stu300_dev *dev, unsigned long clkrate)
 
 	if (dev->speed > 100000)
 		/* Fast Mode I2C */
-		val = ((clkrate/dev->speed)-9)/3;
+		val = ((clkrate/dev->speed) - 9)/3 + 1;
 	else
 		/* Standard Mode I2C */
-		val = ((clkrate/dev->speed)-7)/2;
+		val = ((clkrate/dev->speed) - 7)/2 + 1;
 
 	/* According to spec the divider must be > 2 */
 	if (val < 0x002) {
@@ -557,6 +578,7 @@ static int stu300_init_hw(struct stu300_dev *dev)
 	 */
 	clkrate = clk_get_rate(dev->clk);
 	ret = stu300_set_clk(dev, clkrate);
+
 	if (ret)
 		return ret;
 	/*
@@ -641,7 +663,6 @@ static int stu300_xfer_msg(struct i2c_adapter *adap,
 	int attempts = 0;
 	struct stu300_dev *dev = i2c_get_adapdata(adap);
 
-
 	clk_enable(dev->clk);
 
 	/* Remove this if (0) to trace each and every message. */
@@ -715,14 +736,15 @@ static int stu300_xfer_msg(struct i2c_adapter *adap,
 
 	if (attempts < NUM_ADDR_RESEND_ATTEMPTS && attempts > 0) {
 		dev_dbg(&dev->pdev->dev, "managed to get address "
-		       "through after %d attempts\n", attempts);
+			"through after %d attempts\n", attempts);
 	} else if (attempts == NUM_ADDR_RESEND_ATTEMPTS) {
 		dev_dbg(&dev->pdev->dev, "I give up, tried %d times "
-		       "to resend address.\n",
-		       NUM_ADDR_RESEND_ATTEMPTS);
+			"to resend address.\n",
+			NUM_ADDR_RESEND_ATTEMPTS);
 		goto exit_disable;
 	}
 
+
 	if (msg->flags & I2C_M_RD) {
 		/* READ: we read the actual bytes one at a time */
 		for (i = 0; i < msg->len; i++) {
@@ -804,8 +826,10 @@ static int stu300_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
 {
 	int ret = -1;
 	int i;
+
 	struct stu300_dev *dev = i2c_get_adapdata(adap);
 	dev->msg_len = num;
+
 	for (i = 0; i < num; i++) {
 		/*
 		 * Another driver appears to send stop for each message,
@@ -817,6 +841,7 @@ static int stu300_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
 		dev->msg_index = i;
 
 		ret = stu300_xfer_msg(adap, &msgs[i], (i == (num - 1)));
+
 		if (ret != 0) {
 			num = ret;
 			break;
@@ -845,6 +870,7 @@ stu300_probe(struct platform_device *pdev)
 	struct resource *res;
 	int bus_nr;
 	int ret = 0;
+	char clk_name[] = "I2C0";
 
 	dev = kzalloc(sizeof(struct stu300_dev), GFP_KERNEL);
 	if (!dev) {
@@ -854,7 +880,8 @@ stu300_probe(struct platform_device *pdev)
 	}
 
 	bus_nr = pdev->id;
-	dev->clk = clk_get(&pdev->dev, NULL);
+	clk_name[3] += (char)bus_nr;
+	dev->clk = clk_get(&pdev->dev, clk_name);
 	if (IS_ERR(dev->clk)) {
 		ret = PTR_ERR(dev->clk);
 		dev_err(&pdev->dev, "could not retrieve i2c bus clock\n");
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 4cfd084fa897..9a1d55b74d7a 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -456,8 +456,11 @@ static int joydev_ioctl_common(struct joydev *joydev,
 				unsigned int cmd, void __user *argp)
 {
 	struct input_dev *dev = joydev->handle.dev;
+	size_t len;
 	int i, j;
+	const char *name;
 
+	/* Process fixed-sized commands. */
 	switch (cmd) {
 
 	case JS_SET_CAL:
@@ -499,9 +502,22 @@ static int joydev_ioctl_common(struct joydev *joydev,
 		return copy_to_user(argp, joydev->corr,
 			sizeof(joydev->corr[0]) * joydev->nabs) ? -EFAULT : 0;
 
-	case JSIOCSAXMAP:
-		if (copy_from_user(joydev->abspam, argp,
-				   sizeof(__u8) * (ABS_MAX + 1)))
+	}
+
+	/*
+	 * Process variable-sized commands (the axis and button map commands
+	 * are considered variable-sized to decouple them from the values of
+	 * ABS_MAX and KEY_MAX).
+	 */
+	switch (cmd & ~IOCSIZE_MASK) {
+
+	case (JSIOCSAXMAP & ~IOCSIZE_MASK):
+		len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->abspam));
+		/*
+		 * FIXME: we should not copy into our axis map before
+		 * validating the data.
+		 */
+		if (copy_from_user(joydev->abspam, argp, len))
 			return -EFAULT;
 
 		for (i = 0; i < joydev->nabs; i++) {
@@ -511,13 +527,17 @@ static int joydev_ioctl_common(struct joydev *joydev,
 		}
 		return 0;
 
-	case JSIOCGAXMAP:
-		return copy_to_user(argp, joydev->abspam,
-			sizeof(__u8) * (ABS_MAX + 1)) ? -EFAULT : 0;
-
-	case JSIOCSBTNMAP:
-		if (copy_from_user(joydev->keypam, argp,
-				   sizeof(__u16) * (KEY_MAX - BTN_MISC + 1)))
+	case (JSIOCGAXMAP & ~IOCSIZE_MASK):
+		len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->abspam));
+		return copy_to_user(argp, joydev->abspam, len) ? -EFAULT : 0;
+
+	case (JSIOCSBTNMAP & ~IOCSIZE_MASK):
+		len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->keypam));
+		/*
+		 * FIXME: we should not copy into our keymap before
+		 * validating the data.
+		 */
+		if (copy_from_user(joydev->keypam, argp, len))
 			return -EFAULT;
 
 		for (i = 0; i < joydev->nkey; i++) {
@@ -529,25 +549,19 @@ static int joydev_ioctl_common(struct joydev *joydev,
 
 		return 0;
 
-	case JSIOCGBTNMAP:
-		return copy_to_user(argp, joydev->keypam,
-			sizeof(__u16) * (KEY_MAX - BTN_MISC + 1)) ? -EFAULT : 0;
+	case (JSIOCGBTNMAP & ~IOCSIZE_MASK):
+		len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->keypam));
+		return copy_to_user(argp, joydev->keypam, len) ? -EFAULT : 0;
 
-	default:
-		if ((cmd & ~IOCSIZE_MASK) == JSIOCGNAME(0)) {
-			int len;
-			const char *name = dev->name;
-
-			if (!name)
-				return 0;
-			len = strlen(name) + 1;
-			if (len > _IOC_SIZE(cmd))
-				len = _IOC_SIZE(cmd);
-			if (copy_to_user(argp, name, len))
-				return -EFAULT;
-			return len;
-		}
+	case JSIOCGNAME(0):
+		name = dev->name;
+		if (!name)
+			return 0;
+
+		len = min_t(size_t, _IOC_SIZE(cmd), strlen(name) + 1);
+		return copy_to_user(argp, name, len) ? -EFAULT : len;
 	}
+
 	return -EINVAL;
 }
 
diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c
index baabf8302645..f6c688cae334 100644
--- a/drivers/input/joystick/iforce/iforce-main.c
+++ b/drivers/input/joystick/iforce/iforce-main.c
@@ -74,6 +74,7 @@ static struct iforce_device iforce_device[] = {
 	{ 0x05ef, 0x8884, "AVB Mag Turbo Force",			btn_avb_wheel, abs_wheel, ff_iforce },
 	{ 0x05ef, 0x8888, "AVB Top Shot Force Feedback Racing Wheel",	btn_avb_tw, abs_wheel, ff_iforce }, //?
 	{ 0x061c, 0xc0a4, "ACT LABS Force RS",                          btn_wheel, abs_wheel, ff_iforce }, //?
+	{ 0x061c, 0xc084, "ACT LABS Force RS",				btn_wheel, abs_wheel, ff_iforce },
 	{ 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback",	btn_wheel, abs_wheel, ff_iforce }, //?
 	{ 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel",	btn_wheel, abs_wheel, ff_iforce }, //?
 	{ 0x06f8, 0x0004, "Gullemot Jet Leader 3D",			btn_joystick, abs_joystick, ff_iforce }, //?
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index f83185aeb511..9f289d8f52c6 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -223,6 +223,7 @@ static struct usb_device_id iforce_usb_ids [] = {
 	{ USB_DEVICE(0x05ef, 0x8884) },		/* AVB Mag Turbo Force */
 	{ USB_DEVICE(0x05ef, 0x8888) },		/* AVB Top Shot FFB Racing Wheel */
 	{ USB_DEVICE(0x061c, 0xc0a4) },         /* ACT LABS Force RS */
+	{ USB_DEVICE(0x061c, 0xc084) },         /* ACT LABS Force RS */
 	{ USB_DEVICE(0x06f8, 0x0001) },		/* Guillemot Race Leader Force Feedback */
 	{ USB_DEVICE(0x06f8, 0x0004) },		/* Guillemot Force Feedback Racing Wheel */
 	{ USB_DEVICE(0x06f8, 0xa302) },		/* Guillemot Jet Leader 3D */
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index a9d5031b855e..ea30c983a33e 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -388,6 +388,32 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
 	return result;
 }
 
+static int wacom_query_tablet_data(struct usb_interface *intf)
+{
+	unsigned char *rep_data;
+	int limit = 0;
+	int error;
+
+	rep_data = kmalloc(2, GFP_KERNEL);
+	if (!rep_data)
+		return -ENOMEM;
+
+	do {
+		rep_data[0] = 2;
+		rep_data[1] = 2;
+		error = usb_set_report(intf, WAC_HID_FEATURE_REPORT,
+					2, rep_data, 2);
+		if (error >= 0)
+			error = usb_get_report(intf,
+						WAC_HID_FEATURE_REPORT, 2,
+						rep_data, 2);
+	} while ((error < 0 || rep_data[1] != 2) && limit++ < 5);
+
+	kfree(rep_data);
+
+	return error < 0 ? error : 0;
+}
+
 static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
 	struct usb_device *dev = interface_to_usbdev(intf);
@@ -398,7 +424,6 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
 	struct wacom_features *features;
 	struct input_dev *input_dev;
 	int error = -ENOMEM;
-	char rep_data[2], limit = 0;
 	struct hid_descriptor *hid_desc;
 
 	wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL);
@@ -489,20 +514,10 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
 
 	/*
 	 * Ask the tablet to report tablet data if it is not a Tablet PC.
-	 * Repeat until it succeeds
+	 * Note that if query fails it is not a hard failure.
 	 */
-	if (wacom_wac->features->type != TABLETPC) {
-		do {
-			rep_data[0] = 2;
-			rep_data[1] = 2;
-			error = usb_set_report(intf, WAC_HID_FEATURE_REPORT,
-						2, rep_data, 2);
-			if (error >= 0)
-				error = usb_get_report(intf,
-						WAC_HID_FEATURE_REPORT, 2,
-						rep_data, 2);
-		} while ((error < 0 || rep_data[1] != 2) && limit++ < 5);
-	}
+	if (wacom_wac->features->type != TABLETPC)
+		wacom_query_tablet_data(intf);
 
 	usb_set_intfdata(intf, wacom);
 	return 0;
diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c
index 6954f5500108..3a7a58222f83 100644
--- a/drivers/input/touchscreen/ucb1400_ts.c
+++ b/drivers/input/touchscreen/ucb1400_ts.c
@@ -170,11 +170,11 @@ static void ucb1400_handle_pending_irq(struct ucb1400_ts *ucb)
 	ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, isr);
 	ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0);
 
-	if (isr & UCB_IE_TSPX) {
+	if (isr & UCB_IE_TSPX)
 		ucb1400_ts_irq_disable(ucb->ac97);
-		enable_irq(ucb->irq);
-	} else
-		printk(KERN_ERR "ucb1400: unexpected IE_STATUS = %#x\n", isr);
+	else
+		dev_dbg(&ucb->ts_idev->dev, "ucb1400: unexpected IE_STATUS = %#x\n", isr);
+	enable_irq(ucb->irq);
 }
 
 static int ucb1400_ts_thread(void *_ucb)
@@ -345,6 +345,7 @@ static int ucb1400_ts_detect_irq(struct ucb1400_ts *ucb)
 static int ucb1400_ts_probe(struct platform_device *dev)
 {
 	int error, x_res, y_res;
+	u16 fcsr;
 	struct ucb1400_ts *ucb = dev->dev.platform_data;
 
 	ucb->ts_idev = input_allocate_device();
@@ -382,6 +383,14 @@ static int ucb1400_ts_probe(struct platform_device *dev)
 	ucb->ts_idev->evbit[0]		= BIT_MASK(EV_ABS) | BIT_MASK(EV_KEY);
 	ucb->ts_idev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
 
+	/*
+	 * Enable ADC filter to prevent horrible jitter on Colibri.
+	 * This also further reduces jitter on boards where ADCSYNC
+	 * pin is connected.
+	 */
+	fcsr = ucb1400_reg_read(ucb->ac97, UCB_FCSR);
+	ucb1400_reg_write(ucb->ac97, UCB_FCSR, fcsr | UCB_FCSR_AVE);
+
 	ucb1400_adc_enable(ucb->ac97);
 	x_res = ucb1400_ts_read_xres(ucb);
 	y_res = ucb1400_ts_read_yres(ucb);
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 7ad972229db4..0d9d4bc9c762 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -61,7 +61,7 @@ static void orion_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
 	buf64 = (uint64_t *)buf;
 	while (i < len/8) {
 		uint64_t x;
-		asm ("ldrd\t%0, [%1]" : "=r" (x) : "r" (io_base));
+		asm volatile ("ldrd\t%0, [%1]" : "=&r" (x) : "r" (io_base));
 		buf64[i++] = x;
 	}
 	i *= 8;
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 5f6509a5f640..5ce7cbabd7a7 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1727,12 +1727,14 @@ config KS8842
 	tristate "Micrel KSZ8842"
 	depends on HAS_IOMEM
 	help
-	  This platform driver is for Micrel KSZ8842 chip.
+	  This platform driver is for Micrel KSZ8842 / KS8842
+	  2-port ethernet switch chip (managed, VLAN, QoS).
 
 config KS8851
        tristate "Micrel KS8851 SPI"
        depends on SPI
        select MII
+	select CRC32
        help
          SPI driver for Micrel KS8851 SPI attached network chip.
 
diff --git a/drivers/net/arm/w90p910_ether.c b/drivers/net/arm/w90p910_ether.c
index 616fb7985a34..ddd231cb54b7 100644
--- a/drivers/net/arm/w90p910_ether.c
+++ b/drivers/net/arm/w90p910_ether.c
@@ -1080,7 +1080,7 @@ static struct platform_driver w90p910_ether_driver = {
 	.probe		= w90p910_ether_probe,
 	.remove		= __devexit_p(w90p910_ether_remove),
 	.driver		= {
-		.name	= "w90p910-emc",
+		.name	= "nuc900-emc",
 		.owner	= THIS_MODULE,
 	},
 };
@@ -1101,5 +1101,5 @@ module_exit(w90p910_ether_exit);
 MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>");
 MODULE_DESCRIPTION("w90p910 MAC driver!");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:w90p910-emc");
+MODULE_ALIAS("platform:nuc900-emc");
 
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 41b648a67fec..3a6735dc9f6a 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -1899,7 +1899,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
 				nic->ru_running = RU_SUSPENDED;
 		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
 					       sizeof(struct rfd),
-					       PCI_DMA_BIDIRECTIONAL);
+					       PCI_DMA_FROMDEVICE);
 		return -ENODATA;
 	}
 
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index cc786333d95c..c40113f58963 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -309,6 +309,7 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	struct mpc52xx_fec_priv *priv = netdev_priv(dev);
 	struct bcom_fec_bd *bd;
+	unsigned long flags;
 
 	if (bcom_queue_full(priv->tx_dmatsk)) {
 		if (net_ratelimit())
@@ -316,7 +317,7 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		return NETDEV_TX_BUSY;
 	}
 
-	spin_lock_irq(&priv->lock);
+	spin_lock_irqsave(&priv->lock, flags);
 	dev->trans_start = jiffies;
 
 	bd = (struct bcom_fec_bd *)
@@ -332,7 +333,7 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		netif_stop_queue(dev);
 	}
 
-	spin_unlock_irq(&priv->lock);
+	spin_unlock_irqrestore(&priv->lock, flags);
 
 	return NETDEV_TX_OK;
 }
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index beb84213b671..f0f890803710 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -1305,6 +1305,8 @@ static int emac_close(struct net_device *ndev)
 
 	free_irq(dev->emac_irq, dev);
 
+	netif_carrier_off(ndev);
+
 	return 0;
 }
 
diff --git a/drivers/net/irda/au1k_ir.c b/drivers/net/irda/au1k_ir.c
index c4361d466597..ee1cff5c9b21 100644
--- a/drivers/net/irda/au1k_ir.c
+++ b/drivers/net/irda/au1k_ir.c
@@ -23,7 +23,6 @@
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/netdevice.h>
-#include <linux/etherdevice.h>
 #include <linux/slab.h>
 #include <linux/rtnetlink.h>
 #include <linux/interrupt.h>
@@ -205,9 +204,6 @@ static const struct net_device_ops au1k_irda_netdev_ops = {
 	.ndo_start_xmit		= au1k_irda_hard_xmit,
 	.ndo_tx_timeout		= au1k_tx_timeout,
 	.ndo_do_ioctl		= au1k_irda_ioctl,
-	.ndo_change_mtu		= eth_change_mtu,
-	.ndo_validate_addr	= eth_validate_addr,
-	.ndo_set_mac_address	= eth_mac_addr,
 };
 
 static int au1k_irda_net_init(struct net_device *dev)
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index 3376a4f39e0a..77d10edefd25 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -803,9 +803,6 @@ static const struct net_device_ops pxa_irda_netdev_ops = {
 	.ndo_stop		= pxa_irda_stop,
 	.ndo_start_xmit		= pxa_irda_hard_xmit,
 	.ndo_do_ioctl		= pxa_irda_ioctl,
-	.ndo_change_mtu		= eth_change_mtu,
-	.ndo_validate_addr	= eth_validate_addr,
-	.ndo_set_mac_address	= eth_mac_addr,
 };
 
 static int pxa_irda_probe(struct platform_device *pdev)
@@ -830,6 +827,7 @@ static int pxa_irda_probe(struct platform_device *pdev)
 	if (!dev)
 		goto err_mem_3;
 
+	SET_NETDEV_DEV(dev, &pdev->dev);
 	si = netdev_priv(dev);
 	si->dev = &pdev->dev;
 	si->pdata = pdev->dev.platform_data;
diff --git a/drivers/net/irda/sa1100_ir.c b/drivers/net/irda/sa1100_ir.c
index 2aeb2e6aec1b..b039cb081e94 100644
--- a/drivers/net/irda/sa1100_ir.c
+++ b/drivers/net/irda/sa1100_ir.c
@@ -24,7 +24,6 @@
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/netdevice.h>
-#include <linux/etherdevice.h>
 #include <linux/slab.h>
 #include <linux/rtnetlink.h>
 #include <linux/interrupt.h>
@@ -881,9 +880,6 @@ static const struct net_device_ops sa1100_irda_netdev_ops = {
 	.ndo_stop		= sa1100_irda_stop,
 	.ndo_start_xmit		= sa1100_irda_hard_xmit,
 	.ndo_do_ioctl		= sa1100_irda_ioctl,
-	.ndo_change_mtu		= eth_change_mtu,
-	.ndo_validate_addr	= eth_validate_addr,
-	.ndo_set_mac_address	= eth_mac_addr,
 };
 
 static int sa1100_irda_probe(struct platform_device *pdev)
diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c
index 2a0174b62e96..92fb8235c766 100644
--- a/drivers/net/ixp2000/ixpdev.c
+++ b/drivers/net/ixp2000/ixpdev.c
@@ -41,6 +41,7 @@ static int ixpdev_xmit(struct sk_buff *skb, struct net_device *dev)
 	struct ixpdev_priv *ip = netdev_priv(dev);
 	struct ixpdev_tx_desc *desc;
 	int entry;
+	unsigned long flags;
 
 	if (unlikely(skb->len > PAGE_SIZE)) {
 		/* @@@ Count drops.  */
@@ -63,11 +64,11 @@ static int ixpdev_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	dev->trans_start = jiffies;
 
-	local_irq_disable();
+	local_irq_save(flags);
 	ip->tx_queue_entries++;
 	if (ip->tx_queue_entries == TX_BUF_COUNT_PER_CHAN)
 		netif_stop_queue(dev);
-	local_irq_enable();
+	local_irq_restore(flags);
 
 	return 0;
 }
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 5b5c25368d1e..e3601cf3f931 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -620,6 +620,7 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	dma_addr_t mapping;
 	unsigned int len, entry;
 	u32 ctrl;
+	unsigned long flags;
 
 #ifdef DEBUG
 	int i;
@@ -635,12 +636,12 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
 #endif
 
 	len = skb->len;
-	spin_lock_irq(&bp->lock);
+	spin_lock_irqsave(&bp->lock, flags);
 
 	/* This is a hard error, log it. */
 	if (TX_BUFFS_AVAIL(bp) < 1) {
 		netif_stop_queue(dev);
-		spin_unlock_irq(&bp->lock);
+		spin_unlock_irqrestore(&bp->lock, flags);
 		dev_err(&bp->pdev->dev,
 			"BUG! Tx Ring full when queue awake!\n");
 		dev_dbg(&bp->pdev->dev, "tx_head = %u, tx_tail = %u\n",
@@ -674,7 +675,7 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (TX_BUFFS_AVAIL(bp) < 1)
 		netif_stop_queue(dev);
 
-	spin_unlock_irq(&bp->lock);
+	spin_unlock_irqrestore(&bp->lock, flags);
 
 	dev->trans_start = jiffies;
 
diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c
index 5a88b3f57693..62208401c4df 100644
--- a/drivers/net/mlx4/en_tx.c
+++ b/drivers/net/mlx4/en_tx.c
@@ -437,6 +437,7 @@ static inline void mlx4_en_xmit_poll(struct mlx4_en_priv *priv, int tx_ind)
 {
 	struct mlx4_en_cq *cq = &priv->tx_cq[tx_ind];
 	struct mlx4_en_tx_ring *ring = &priv->tx_ring[tx_ind];
+	unsigned long flags;
 
 	/* If we don't have a pending timer, set one up to catch our recent
 	   post in case the interface becomes idle */
@@ -445,9 +446,9 @@ static inline void mlx4_en_xmit_poll(struct mlx4_en_priv *priv, int tx_ind)
 
 	/* Poll the CQ every mlx4_en_TX_MODER_POLL packets */
 	if ((++ring->poll_cnt & (MLX4_EN_TX_POLL_MODER - 1)) == 0)
-		if (spin_trylock_irq(&ring->comp_lock)) {
+		if (spin_trylock_irqsave(&ring->comp_lock, flags)) {
 			mlx4_en_process_tx_cq(priv->dev, cq);
-			spin_unlock_irq(&ring->comp_lock);
+			spin_unlock_irqrestore(&ring->comp_lock, flags);
 		}
 }
 
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 1c70e999cc50..9da1fa12a67c 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -196,21 +196,23 @@ static void PRINT_PKT(u_char *buf, int length)
 /* this enables an interrupt in the interrupt mask register */
 #define SMC_ENABLE_INT(lp, x) do {					\
 	unsigned char mask;						\
-	spin_lock_irq(&lp->lock);					\
+	unsigned long smc_enable_flags;					\
+	spin_lock_irqsave(&lp->lock, smc_enable_flags);			\
 	mask = SMC_GET_INT_MASK(lp);					\
 	mask |= (x);							\
 	SMC_SET_INT_MASK(lp, mask);					\
-	spin_unlock_irq(&lp->lock);					\
+	spin_unlock_irqrestore(&lp->lock, smc_enable_flags);		\
 } while (0)
 
 /* this disables an interrupt from the interrupt mask register */
 #define SMC_DISABLE_INT(lp, x) do {					\
 	unsigned char mask;						\
-	spin_lock_irq(&lp->lock);					\
+	unsigned long smc_disable_flags;				\
+	spin_lock_irqsave(&lp->lock, smc_disable_flags);		\
 	mask = SMC_GET_INT_MASK(lp);					\
 	mask &= ~(x);							\
 	SMC_SET_INT_MASK(lp, mask);					\
-	spin_unlock_irq(&lp->lock);					\
+	spin_unlock_irqrestore(&lp->lock, smc_disable_flags);		\
 } while (0)
 
 /*
@@ -520,21 +522,21 @@ static inline void  smc_rcv(struct net_device *dev)
  * any other concurrent access and C would always interrupt B. But life
  * isn't that easy in a SMP world...
  */
-#define smc_special_trylock(lock)					\
+#define smc_special_trylock(lock, flags)				\
 ({									\
 	int __ret;							\
-	local_irq_disable();						\
+	local_irq_save(flags);						\
 	__ret = spin_trylock(lock);					\
 	if (!__ret)							\
-		local_irq_enable();					\
+		local_irq_restore(flags);				\
 	__ret;								\
 })
-#define smc_special_lock(lock)		spin_lock_irq(lock)
-#define smc_special_unlock(lock)	spin_unlock_irq(lock)
+#define smc_special_lock(lock, flags)		spin_lock_irq(lock, flags)
+#define smc_special_unlock(lock, flags) 	spin_unlock_irqrestore(lock, flags)
 #else
-#define smc_special_trylock(lock)	(1)
-#define smc_special_lock(lock)		do { } while (0)
-#define smc_special_unlock(lock)	do { } while (0)
+#define smc_special_trylock(lock, flags)	(1)
+#define smc_special_lock(lock, flags)   	do { } while (0)
+#define smc_special_unlock(lock, flags)	do { } while (0)
 #endif
 
 /*
@@ -548,10 +550,11 @@ static void smc_hardware_send_pkt(unsigned long data)
 	struct sk_buff *skb;
 	unsigned int packet_no, len;
 	unsigned char *buf;
+	unsigned long flags;
 
 	DBG(3, "%s: %s\n", dev->name, __func__);
 
-	if (!smc_special_trylock(&lp->lock)) {
+	if (!smc_special_trylock(&lp->lock, flags)) {
 		netif_stop_queue(dev);
 		tasklet_schedule(&lp->tx_task);
 		return;
@@ -559,7 +562,7 @@ static void smc_hardware_send_pkt(unsigned long data)
 
 	skb = lp->pending_tx_skb;
 	if (unlikely(!skb)) {
-		smc_special_unlock(&lp->lock);
+		smc_special_unlock(&lp->lock, flags);
 		return;
 	}
 	lp->pending_tx_skb = NULL;
@@ -569,7 +572,7 @@ static void smc_hardware_send_pkt(unsigned long data)
 		printk("%s: Memory allocation failed.\n", dev->name);
 		dev->stats.tx_errors++;
 		dev->stats.tx_fifo_errors++;
-		smc_special_unlock(&lp->lock);
+		smc_special_unlock(&lp->lock, flags);
 		goto done;
 	}
 
@@ -608,7 +611,7 @@ static void smc_hardware_send_pkt(unsigned long data)
 
 	/* queue the packet for TX */
 	SMC_SET_MMU_CMD(lp, MC_ENQUEUE);
-	smc_special_unlock(&lp->lock);
+	smc_special_unlock(&lp->lock, flags);
 
 	dev->trans_start = jiffies;
 	dev->stats.tx_packets++;
@@ -633,6 +636,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	struct smc_local *lp = netdev_priv(dev);
 	void __iomem *ioaddr = lp->base;
 	unsigned int numPages, poll_count, status;
+	unsigned long flags;
 
 	DBG(3, "%s: %s\n", dev->name, __func__);
 
@@ -658,7 +662,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		return 0;
 	}
 
-	smc_special_lock(&lp->lock);
+	smc_special_lock(&lp->lock, flags);
 
 	/* now, try to allocate the memory */
 	SMC_SET_MMU_CMD(lp, MC_ALLOC | numPages);
@@ -676,7 +680,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		}
    	} while (--poll_count);
 
-	smc_special_unlock(&lp->lock);
+	smc_special_unlock(&lp->lock, flags);
 
 	lp->pending_tx_skb = skb;
    	if (!poll_count) {
diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c
index 632fac86a308..b3946272c72e 100644
--- a/drivers/net/wireless/orinoco/hw.c
+++ b/drivers/net/wireless/orinoco/hw.c
@@ -70,7 +70,7 @@ int orinoco_hw_get_tkip_iv(struct orinoco_private *priv, int key, u8 *tsc)
 	int err = 0;
 	u8 tsc_arr[4][IW_ENCODE_SEQ_MAX_SIZE];
 
-	if ((key < 0) || (key > 4))
+	if ((key < 0) || (key >= 4))
 		return -EINVAL;
 
 	err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV,
diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c
index 294250e294dd..87a95588a8e3 100644
--- a/drivers/net/wireless/rtl818x/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8187_dev.c
@@ -869,6 +869,9 @@ static int rtl8187b_init_hw(struct ieee80211_hw *dev)
 	priv->aifsn[3] = 3; /* AIFSN[AC_BE] */
 	rtl818x_iowrite8(priv, &priv->map->ACM_CONTROL, 0);
 
+	/* ENEDCA flag must always be set, transmit issues? */
+	rtl818x_iowrite8(priv, &priv->map->MSR, RTL818X_MSR_ENEDCA);
+
 	return 0;
 }
 
@@ -1173,13 +1176,16 @@ static void rtl8187_bss_info_changed(struct ieee80211_hw *dev,
 			rtl818x_iowrite8(priv, &priv->map->BSSID[i],
 					 info->bssid[i]);
 
+		if (priv->is_rtl8187b)
+			reg = RTL818X_MSR_ENEDCA;
+		else
+			reg = 0;
+
 		if (is_valid_ether_addr(info->bssid)) {
-			reg = RTL818X_MSR_INFRA;
-			if (priv->is_rtl8187b)
-				reg |= RTL818X_MSR_ENEDCA;
+			reg |= RTL818X_MSR_INFRA;
 			rtl818x_iowrite8(priv, &priv->map->MSR, reg);
 		} else {
-			reg = RTL818X_MSR_NO_LINK;
+			reg |= RTL818X_MSR_NO_LINK;
 			rtl818x_iowrite8(priv, &priv->map->MSR, reg);
 		}
 
diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c
index a07580138e81..c2fd6187773f 100644
--- a/drivers/net/yellowfin.c
+++ b/drivers/net/yellowfin.c
@@ -346,7 +346,7 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static int yellowfin_open(struct net_device *dev);
 static void yellowfin_timer(unsigned long data);
 static void yellowfin_tx_timeout(struct net_device *dev);
-static void yellowfin_init_ring(struct net_device *dev);
+static int yellowfin_init_ring(struct net_device *dev);
 static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance);
 static int yellowfin_rx(struct net_device *dev);
@@ -573,19 +573,24 @@ static int yellowfin_open(struct net_device *dev)
 {
 	struct yellowfin_private *yp = netdev_priv(dev);
 	void __iomem *ioaddr = yp->base;
-	int i;
+	int i, ret;
 
 	/* Reset the chip. */
 	iowrite32(0x80000000, ioaddr + DMACtrl);
 
-	i = request_irq(dev->irq, &yellowfin_interrupt, IRQF_SHARED, dev->name, dev);
-	if (i) return i;
+	ret = request_irq(dev->irq, &yellowfin_interrupt, IRQF_SHARED, dev->name, dev);
+	if (ret)
+		return ret;
 
 	if (yellowfin_debug > 1)
 		printk(KERN_DEBUG "%s: yellowfin_open() irq %d.\n",
 			   dev->name, dev->irq);
 
-	yellowfin_init_ring(dev);
+	ret = yellowfin_init_ring(dev);
+	if (ret) {
+		free_irq(dev->irq, dev);
+		return ret;
+	}
 
 	iowrite32(yp->rx_ring_dma, ioaddr + RxPtr);
 	iowrite32(yp->tx_ring_dma, ioaddr + TxPtr);
@@ -725,10 +730,10 @@ static void yellowfin_tx_timeout(struct net_device *dev)
 }
 
 /* Initialize the Rx and Tx rings, along with various 'dev' bits. */
-static void yellowfin_init_ring(struct net_device *dev)
+static int yellowfin_init_ring(struct net_device *dev)
 {
 	struct yellowfin_private *yp = netdev_priv(dev);
-	int i;
+	int i, j;
 
 	yp->tx_full = 0;
 	yp->cur_rx = yp->cur_tx = 0;
@@ -753,6 +758,11 @@ static void yellowfin_init_ring(struct net_device *dev)
 		yp->rx_ring[i].addr = cpu_to_le32(pci_map_single(yp->pci_dev,
 			skb->data, yp->rx_buf_sz, PCI_DMA_FROMDEVICE));
 	}
+	if (i != RX_RING_SIZE) {
+		for (j = 0; j < i; j++)
+			dev_kfree_skb(yp->rx_skbuff[j]);
+		return -ENOMEM;
+	}
 	yp->rx_ring[i-1].dbdma_cmd = cpu_to_le32(CMD_STOP);
 	yp->dirty_rx = (unsigned int)(i - RX_RING_SIZE);
 
@@ -769,8 +779,6 @@ static void yellowfin_init_ring(struct net_device *dev)
 	yp->tx_ring[--i].dbdma_cmd = cpu_to_le32(CMD_STOP | BRANCH_ALWAYS);
 #else
 {
-	int j;
-
 	/* Tx ring needs a pair of descriptors, the second for the status. */
 	for (i = 0; i < TX_RING_SIZE; i++) {
 		j = 2*i;
@@ -805,7 +813,7 @@ static void yellowfin_init_ring(struct net_device *dev)
 }
 #endif
 	yp->tx_tail_desc = &yp->tx_status[0];
-	return;
+	return 0;
 }
 
 static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev)
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index d76c4c85367e..f99bc7f089f1 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -508,7 +508,7 @@ static int pci_restore_standard_config(struct pci_dev *pci_dev)
 			return error;
 	}
 
-	return pci_dev->state_saved ? pci_restore_state(pci_dev) : 0;
+	return pci_restore_state(pci_dev);
 }
 
 static void pci_pm_default_resume_noirq(struct pci_dev *pci_dev)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index dbd0f947f497..7b70312181d7 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -846,6 +846,8 @@ pci_restore_state(struct pci_dev *dev)
 	int i;
 	u32 val;
 
+	if (!dev->state_saved)
+		return 0;
 	/* PCI Express register must be restored first */
 	pci_restore_pcie_state(dev);
 
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 749836668655..3f62dd50bbbe 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2135,9 +2135,9 @@ static int dasd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	struct dasd_device *base;
 
 	block = bdev->bd_disk->private_data;
-	base = block->base;
 	if (!block)
 		return -ENODEV;
+	base = block->base;
 
 	if (!base->discipline ||
 	    !base->discipline->fill_geometry)
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 3c57c1a18bb8..d593bc76afe3 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -772,10 +772,8 @@ static struct ccw_device * io_subchannel_create_ccwdev(struct subchannel *sch)
 	cdev = io_subchannel_allocate_dev(sch);
 	if (!IS_ERR(cdev)) {
 		ret = io_subchannel_initialize_dev(sch, cdev);
-		if (ret) {
-			kfree(cdev);
+		if (ret)
 			cdev = ERR_PTR(ret);
-		}
 	}
 	return cdev;
 }
diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index 15dab96d05e3..7c815d3327f7 100644
--- a/drivers/sbus/char/bbc_envctrl.c
+++ b/drivers/sbus/char/bbc_envctrl.c
@@ -537,8 +537,12 @@ int bbc_envctrl_init(struct bbc_i2c_bus *bp)
 	}
 	if (temp_index != 0 && fan_index != 0) {
 		kenvctrld_task = kthread_run(kenvctrld, NULL, "kenvctrld");
-		if (IS_ERR(kenvctrld_task))
-			return PTR_ERR(kenvctrld_task);
+		if (IS_ERR(kenvctrld_task)) {
+			int err = PTR_ERR(kenvctrld_task);
+
+			kenvctrld_task = NULL;
+			return err;
+		}
 	}
 
 	return 0;
@@ -561,7 +565,8 @@ void bbc_envctrl_cleanup(struct bbc_i2c_bus *bp)
 	struct bbc_cpu_temperature *tp, *tpos;
 	struct bbc_fan_control *fp, *fpos;
 
-	kthread_stop(kenvctrld_task);
+	if (kenvctrld_task)
+		kthread_stop(kenvctrld_task);
 
 	list_for_each_entry_safe(tp, tpos, &bp->temps, bp_list) {
 		list_del(&tp->bp_list);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index f3da592f7bcc..35a13867495e 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -119,6 +119,64 @@ _base_fault_reset_work(struct work_struct *work)
 	spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
 }
 
+/**
+ * mpt2sas_base_start_watchdog - start the fault_reset_work_q
+ * @ioc: pointer to scsi command object
+ * Context: sleep.
+ *
+ * Return nothing.
+ */
+void
+mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc)
+{
+	unsigned long	 flags;
+
+	if (ioc->fault_reset_work_q)
+		return;
+
+	/* initialize fault polling */
+	INIT_DELAYED_WORK(&ioc->fault_reset_work, _base_fault_reset_work);
+	snprintf(ioc->fault_reset_work_q_name,
+	    sizeof(ioc->fault_reset_work_q_name), "poll_%d_status", ioc->id);
+	ioc->fault_reset_work_q =
+		create_singlethread_workqueue(ioc->fault_reset_work_q_name);
+	if (!ioc->fault_reset_work_q) {
+		printk(MPT2SAS_ERR_FMT "%s: failed (line=%d)\n",
+		    ioc->name, __func__, __LINE__);
+			return;
+	}
+	spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
+	if (ioc->fault_reset_work_q)
+		queue_delayed_work(ioc->fault_reset_work_q,
+		    &ioc->fault_reset_work,
+		    msecs_to_jiffies(FAULT_POLLING_INTERVAL));
+	spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
+}
+
+/**
+ * mpt2sas_base_stop_watchdog - stop the fault_reset_work_q
+ * @ioc: pointer to scsi command object
+ * Context: sleep.
+ *
+ * Return nothing.
+ */
+void
+mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc)
+{
+	unsigned long	 flags;
+	struct workqueue_struct *wq;
+
+	spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
+	wq = ioc->fault_reset_work_q;
+	ioc->fault_reset_work_q = NULL;
+	spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
+	if (wq) {
+		if (!cancel_delayed_work(&ioc->fault_reset_work))
+			flush_workqueue(wq);
+		destroy_workqueue(wq);
+	}
+}
+
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 /**
  * _base_sas_ioc_info - verbose translation of the ioc status
@@ -440,6 +498,10 @@ _base_sas_log_info(struct MPT2SAS_ADAPTER *ioc , u32 log_info)
 	if (sas_loginfo.dw.bus_type != 3 /*SAS*/)
 		return;
 
+	/* each nexus loss loginfo */
+	if (log_info == 0x31170000)
+		return;
+
 	/* eat the loginfos associated with task aborts */
 	if (ioc->ignore_loginfos && (log_info == 30050000 || log_info ==
 	    0x31140000 || log_info == 0x31130000))
@@ -1109,7 +1171,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
 		}
 	}
 
-	pci_set_drvdata(pdev, ioc->shost);
 	_base_mask_interrupts(ioc);
 	r = _base_enable_msix(ioc);
 	if (r)
@@ -1132,7 +1193,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
 	ioc->pci_irq = -1;
 	pci_release_selected_regions(ioc->pdev, ioc->bars);
 	pci_disable_device(pdev);
-	pci_set_drvdata(pdev, NULL);
 	return r;
 }
 
@@ -3191,7 +3251,6 @@ mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc)
 	ioc->chip_phys = 0;
 	pci_release_selected_regions(ioc->pdev, ioc->bars);
 	pci_disable_device(pdev);
-	pci_set_drvdata(pdev, NULL);
 	return;
 }
 
@@ -3205,7 +3264,6 @@ int
 mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 {
 	int r, i;
-	unsigned long	 flags;
 
 	dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
 	    __func__));
@@ -3214,6 +3272,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	if (r)
 		return r;
 
+	pci_set_drvdata(ioc->pdev, ioc->shost);
 	r = _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET);
 	if (r)
 		goto out_free_resources;
@@ -3288,23 +3347,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	if (r)
 		goto out_free_resources;
 
-	/* initialize fault polling */
-	INIT_DELAYED_WORK(&ioc->fault_reset_work, _base_fault_reset_work);
-	snprintf(ioc->fault_reset_work_q_name,
-	    sizeof(ioc->fault_reset_work_q_name), "poll_%d_status", ioc->id);
-	ioc->fault_reset_work_q =
-		create_singlethread_workqueue(ioc->fault_reset_work_q_name);
-	if (!ioc->fault_reset_work_q) {
-		printk(MPT2SAS_ERR_FMT "%s: failed (line=%d)\n",
-		    ioc->name, __func__, __LINE__);
-			goto out_free_resources;
-	}
-	spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
-	if (ioc->fault_reset_work_q)
-		queue_delayed_work(ioc->fault_reset_work_q,
-		    &ioc->fault_reset_work,
-		    msecs_to_jiffies(FAULT_POLLING_INTERVAL));
-	spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
+	mpt2sas_base_start_watchdog(ioc);
 	return 0;
 
  out_free_resources:
@@ -3312,6 +3355,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	ioc->remove_host = 1;
 	mpt2sas_base_free_resources(ioc);
 	_base_release_memory_pools(ioc);
+	pci_set_drvdata(ioc->pdev, NULL);
 	kfree(ioc->tm_cmds.reply);
 	kfree(ioc->transport_cmds.reply);
 	kfree(ioc->config_cmds.reply);
@@ -3337,22 +3381,14 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 void
 mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc)
 {
-	unsigned long	 flags;
-	struct workqueue_struct *wq;
 
 	dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
 	    __func__));
 
-	spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
-	wq = ioc->fault_reset_work_q;
-	ioc->fault_reset_work_q = NULL;
-	spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
-	if (!cancel_delayed_work(&ioc->fault_reset_work))
-		flush_workqueue(wq);
-	destroy_workqueue(wq);
-
+	mpt2sas_base_stop_watchdog(ioc);
 	mpt2sas_base_free_resources(ioc);
 	_base_release_memory_pools(ioc);
+	pci_set_drvdata(ioc->pdev, NULL);
 	kfree(ioc->pfacts);
 	kfree(ioc->ctl_cmds.reply);
 	kfree(ioc->base_cmds.reply);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
index 286c185fa9e4..acdcff150a35 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
@@ -69,10 +69,10 @@
 #define MPT2SAS_DRIVER_NAME		"mpt2sas"
 #define MPT2SAS_AUTHOR	"LSI Corporation <DL-MPTFusionLinux@lsi.com>"
 #define MPT2SAS_DESCRIPTION	"LSI MPT Fusion SAS 2.0 Device Driver"
-#define MPT2SAS_DRIVER_VERSION		"01.100.03.00"
+#define MPT2SAS_DRIVER_VERSION		"01.100.04.00"
 #define MPT2SAS_MAJOR_VERSION		01
 #define MPT2SAS_MINOR_VERSION		100
-#define MPT2SAS_BUILD_VERSION		03
+#define MPT2SAS_BUILD_VERSION		04
 #define MPT2SAS_RELEASE_VERSION		00
 
 /*
@@ -673,6 +673,8 @@ typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
 
 /* base shared API */
 extern struct list_head mpt2sas_ioc_list;
+void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
+void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
 
 int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
 void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c
index 58cfb97846f7..6ddee161beb3 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_config.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -236,17 +236,25 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 	Mpi2ConfigRequest_t *config_request;
 	int r;
 	u8 retry_count;
-	u8 issue_reset;
+	u8 issue_host_reset = 0;
 	u16 wait_state_count;
 
+	mutex_lock(&ioc->config_cmds.mutex);
 	if (ioc->config_cmds.status != MPT2_CMD_NOT_USED) {
 		printk(MPT2SAS_ERR_FMT "%s: config_cmd in use\n",
 		    ioc->name, __func__);
+		mutex_unlock(&ioc->config_cmds.mutex);
 		return -EAGAIN;
 	}
 	retry_count = 0;
 
  retry_config:
+	if (retry_count) {
+		if (retry_count > 2) /* attempt only 2 retries */
+			return -EFAULT;
+		printk(MPT2SAS_INFO_FMT "%s: attempting retry (%d)\n",
+		    ioc->name, __func__, retry_count);
+	}
 	wait_state_count = 0;
 	ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
 	while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
@@ -254,8 +262,8 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 			printk(MPT2SAS_ERR_FMT
 			    "%s: failed due to ioc not operational\n",
 			    ioc->name, __func__);
-			ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-			return -EFAULT;
+			r = -EFAULT;
+			goto out;
 		}
 		ssleep(1);
 		ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
@@ -271,8 +279,8 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 	if (!smid) {
 		printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
 		    ioc->name, __func__);
-		ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-		return -EAGAIN;
+		r = -EAGAIN;
+		goto out;
 	}
 
 	r = 0;
@@ -292,9 +300,15 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 		    ioc->name, __func__);
 		_debug_dump_mf(mpi_request,
 		    sizeof(Mpi2ConfigRequest_t)/4);
-		if (!(ioc->config_cmds.status & MPT2_CMD_RESET))
-			issue_reset = 1;
-		goto issue_host_reset;
+		retry_count++;
+		if (ioc->config_cmds.smid == smid)
+			mpt2sas_base_free_smid(ioc, smid);
+		if ((ioc->shost_recovery) ||
+		    (ioc->config_cmds.status & MPT2_CMD_RESET))
+			goto retry_config;
+		issue_host_reset = 1;
+		r = -EFAULT;
+		goto out;
 	}
 	if (ioc->config_cmds.status & MPT2_CMD_REPLY_VALID)
 		memcpy(mpi_reply, ioc->config_cmds.reply,
@@ -302,21 +316,13 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 	if (retry_count)
 		printk(MPT2SAS_INFO_FMT "%s: retry completed!!\n",
 		    ioc->name, __func__);
+out:
 	ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-	return r;
-
- issue_host_reset:
-	if (issue_reset)
+	mutex_unlock(&ioc->config_cmds.mutex);
+	if (issue_host_reset)
 		mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
 		    FORCE_BIG_HAMMER);
-	ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-	if (!retry_count) {
-		printk(MPT2SAS_INFO_FMT "%s: attempting retry\n",
-		    ioc->name, __func__);
-		retry_count++;
-		goto retry_config;
-	}
-	return -EFAULT;
+	return r;
 }
 
 /**
@@ -375,7 +381,6 @@ mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2ManufacturingPage0_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -417,7 +422,6 @@ mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -438,7 +442,6 @@ mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2BiosPage2_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -480,7 +483,6 @@ mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -501,7 +503,6 @@ mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2BiosPage3_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -543,7 +544,6 @@ mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -564,7 +564,6 @@ mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2IOUnitPage0_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -606,7 +605,6 @@ mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -627,7 +625,6 @@ mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2IOUnitPage1_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -669,7 +666,6 @@ mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -690,7 +686,6 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
 	mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
@@ -732,7 +727,6 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -753,7 +747,6 @@ mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2IOCPage8_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -795,7 +788,6 @@ mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -818,7 +810,6 @@ mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2SasDevicePage0_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -863,7 +854,6 @@ mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -886,7 +876,6 @@ mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2SasDevicePage1_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -931,7 +920,6 @@ mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -953,7 +941,6 @@ mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
 	Mpi2ConfigReply_t mpi_reply;
 	Mpi2SasIOUnitPage0_t config_page;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
 	mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
@@ -1002,7 +989,6 @@ mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1026,8 +1012,6 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	Mpi2ConfigRequest_t mpi_request;
 	int r;
 	struct config_request mem;
-
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sz);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1070,7 +1054,6 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1095,7 +1078,6 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sz);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1138,7 +1120,6 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1161,7 +1142,6 @@ mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2ExpanderPage0_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1206,7 +1186,6 @@ mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1230,7 +1209,6 @@ mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2ExpanderPage1_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1277,7 +1255,6 @@ mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1300,7 +1277,6 @@ mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2SasEnclosurePage0_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1345,7 +1321,6 @@ mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1367,7 +1342,6 @@ mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2SasPhyPage0_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1413,7 +1387,6 @@ mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1435,7 +1408,6 @@ mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2SasPhyPage1_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1481,7 +1453,6 @@ mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1505,7 +1476,6 @@ mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(config_page, 0, sizeof(Mpi2RaidVolPage1_t));
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1548,7 +1518,6 @@ mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1572,7 +1541,6 @@ mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
 	struct config_request mem;
 	u16 ioc_status;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	*num_pds = 0;
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1620,7 +1588,6 @@ mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1645,7 +1612,6 @@ mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	memset(config_page, 0, sz);
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1687,7 +1653,6 @@ mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1711,7 +1676,6 @@ mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 	int r;
 	struct config_request mem;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	memset(config_page, 0, sizeof(Mpi2RaidPhysDiskPage0_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1754,7 +1718,6 @@ mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
@@ -1778,7 +1741,6 @@ mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
 	struct config_request mem;
 	u16 ioc_status;
 
-	mutex_lock(&ioc->config_cmds.mutex);
 	*volume_handle = 0;
 	memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1842,7 +1804,6 @@ mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
 		_config_free_config_dma_memory(ioc, &mem);
 
  out:
-	mutex_unlock(&ioc->config_cmds.mutex);
 	return r;
 }
 
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 2a01a5f2a84d..2e9a4445596f 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -2767,6 +2767,10 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
 	char *desc_ioc_state = NULL;
 	char *desc_scsi_status = NULL;
 	char *desc_scsi_state = ioc->tmp_string;
+	u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
+
+	if (log_info == 0x31170000)
+		return;
 
 	switch (ioc_status) {
 	case MPI2_IOCSTATUS_SUCCESS:
@@ -3426,7 +3430,7 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 	__le64 sas_address;
 	int i;
 	unsigned long flags;
-	struct _sas_port *mpt2sas_port;
+	struct _sas_port *mpt2sas_port = NULL;
 	int rc = 0;
 
 	if (!handle)
@@ -3518,12 +3522,20 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 		    &expander_pg1, i, handle))) {
 			printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
 			    ioc->name, __FILE__, __LINE__, __func__);
-			continue;
+			rc = -1;
+			goto out_fail;
 		}
 		sas_expander->phy[i].handle = handle;
 		sas_expander->phy[i].phy_id = i;
-		mpt2sas_transport_add_expander_phy(ioc, &sas_expander->phy[i],
-		    expander_pg1, sas_expander->parent_dev);
+
+		if ((mpt2sas_transport_add_expander_phy(ioc,
+		    &sas_expander->phy[i], expander_pg1,
+		    sas_expander->parent_dev))) {
+			printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+			    ioc->name, __FILE__, __LINE__, __func__);
+			rc = -1;
+			goto out_fail;
+		}
 	}
 
 	if (sas_expander->enclosure_handle) {
@@ -3540,8 +3552,9 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 
  out_fail:
 
-	if (sas_expander)
-		kfree(sas_expander->phy);
+	if (mpt2sas_port)
+		mpt2sas_transport_port_remove(ioc, sas_expander->sas_address,
+		    sas_expander->parent_handle);
 	kfree(sas_expander);
 	return rc;
 }
@@ -3663,12 +3676,11 @@ _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd)
 	sas_device->hidden_raid_component = is_pd;
 
 	/* get enclosure_logical_id */
-	if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, &enclosure_pg0,
-	   MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
-	   sas_device->enclosure_handle))) {
+	if (sas_device->enclosure_handle && !(mpt2sas_config_get_enclosure_pg0(
+	   ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
+	   sas_device->enclosure_handle)))
 		sas_device->enclosure_logical_id =
 		    le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
-	}
 
 	/* get device name */
 	sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
@@ -4250,12 +4262,6 @@ _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc,
 	u16 handle = le16_to_cpu(element->VolDevHandle);
 	int rc;
 
-#if 0 /* RAID_HACKS */
-	if (le32_to_cpu(event_data->Flags) &
-	    MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
-		return;
-#endif
-
 	mpt2sas_config_get_volume_wwid(ioc, handle, &wwid);
 	if (!wwid) {
 		printk(MPT2SAS_ERR_FMT
@@ -4310,12 +4316,6 @@ _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc,
 	unsigned long flags;
 	struct MPT2SAS_TARGET *sas_target_priv_data;
 
-#if 0 /* RAID_HACKS */
-	if (le32_to_cpu(event_data->Flags) &
-	    MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
-		return;
-#endif
-
 	spin_lock_irqsave(&ioc->raid_device_lock, flags);
 	raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
 	spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
@@ -4428,14 +4428,38 @@ _scsih_sas_pd_add(struct MPT2SAS_ADAPTER *ioc,
 	struct _sas_device *sas_device;
 	unsigned long flags;
 	u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
+	Mpi2ConfigReply_t mpi_reply;
+	Mpi2SasDevicePage0_t sas_device_pg0;
+	u32 ioc_status;
 
 	spin_lock_irqsave(&ioc->sas_device_lock, flags);
 	sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
 	spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
-	if (sas_device)
+	if (sas_device) {
 		sas_device->hidden_raid_component = 1;
-	else
-		_scsih_add_device(ioc, handle, 0, 1);
+		return;
+	}
+
+	if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
+	    MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
+		printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+		    ioc->name, __FILE__, __LINE__, __func__);
+		return;
+	}
+
+	ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+	    MPI2_IOCSTATUS_MASK;
+	if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+		printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+		    ioc->name, __FILE__, __LINE__, __func__);
+		return;
+	}
+
+	_scsih_link_change(ioc,
+	    le16_to_cpu(sas_device_pg0.ParentDevHandle),
+	    handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
+
+	_scsih_add_device(ioc, handle, 0, 1);
 }
 
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
@@ -4535,12 +4559,15 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 {
 	Mpi2EventIrConfigElement_t *element;
 	int i;
+	u8 foreign_config;
 
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
 		_scsih_sas_ir_config_change_event_debug(ioc, event_data);
 
 #endif
+	foreign_config = (le32_to_cpu(event_data->Flags) &
+	    MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
 
 	element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
 	for (i = 0; i < event_data->NumElements; i++, element++) {
@@ -4548,11 +4575,13 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 		switch (element->ReasonCode) {
 		case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
 		case MPI2_EVENT_IR_CHANGE_RC_ADDED:
-			_scsih_sas_volume_add(ioc, element);
+			if (!foreign_config)
+				_scsih_sas_volume_add(ioc, element);
 			break;
 		case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
 		case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
-			_scsih_sas_volume_delete(ioc, element);
+			if (!foreign_config)
+				_scsih_sas_volume_delete(ioc, element);
 			break;
 		case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
 			_scsih_sas_pd_hide(ioc, element);
@@ -4671,6 +4700,9 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	u32 state;
 	struct _sas_device *sas_device;
 	unsigned long flags;
+	Mpi2ConfigReply_t mpi_reply;
+	Mpi2SasDevicePage0_t sas_device_pg0;
+	u32 ioc_status;
 
 	if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
 		return;
@@ -4687,22 +4719,40 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
 
 	switch (state) {
-#if 0
-	case MPI2_RAID_PD_STATE_OFFLINE:
-		if (sas_device)
-			_scsih_remove_device(ioc, handle);
-		break;
-#endif
 	case MPI2_RAID_PD_STATE_ONLINE:
 	case MPI2_RAID_PD_STATE_DEGRADED:
 	case MPI2_RAID_PD_STATE_REBUILDING:
 	case MPI2_RAID_PD_STATE_OPTIMAL:
-		if (sas_device)
+		if (sas_device) {
 			sas_device->hidden_raid_component = 1;
-		else
-			_scsih_add_device(ioc, handle, 0, 1);
+			return;
+		}
+
+		if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply,
+		    &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
+		    handle))) {
+			printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+			    ioc->name, __FILE__, __LINE__, __func__);
+			return;
+		}
+
+		ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+		    MPI2_IOCSTATUS_MASK;
+		if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+			printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+			    ioc->name, __FILE__, __LINE__, __func__);
+			return;
+		}
+
+		_scsih_link_change(ioc,
+		    le16_to_cpu(sas_device_pg0.ParentDevHandle),
+		    handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
+
+		_scsih_add_device(ioc, handle, 0, 1);
+
 		break;
 
+	case MPI2_RAID_PD_STATE_OFFLINE:
 	case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
 	case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
 	case MPI2_RAID_PD_STATE_HOT_SPARE:
@@ -5774,6 +5824,7 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state)
 	struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
 	u32 device_state;
 
+	mpt2sas_base_stop_watchdog(ioc);
 	flush_scheduled_work();
 	scsi_block_requests(shost);
 	device_state = pci_choose_state(pdev, state);
@@ -5816,6 +5867,7 @@ _scsih_resume(struct pci_dev *pdev)
 
 	mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET);
 	scsi_unblock_requests(shost);
+	mpt2sas_base_start_watchdog(ioc);
 	return 0;
 }
 #endif /* CONFIG_PM */
diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c
index 3fe9742c23ca..2f8643efe92c 100644
--- a/drivers/watchdog/ar7_wdt.c
+++ b/drivers/watchdog/ar7_wdt.c
@@ -37,7 +37,7 @@
 #include <linux/uaccess.h>
 
 #include <asm/addrspace.h>
-#include <asm/ar7/ar7.h>
+#include <asm/mach-ar7/ar7.h>
 
 #define DRVNAME "ar7_wdt"
 #define LONGNAME "TI AR7 Watchdog Timer"