Merge branch 'x86/urgent' into x86/pat

74 files changed, 844 insertions, 354 deletions

diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index 63719ab9ea44..115b1cd6dcf5 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -24,7 +24,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME "pata_amd"
-#define DRV_VERSION "0.3.11"
+#define DRV_VERSION "0.4.1"
 
 /**
  *	timing_setup		-	shared timing computation and load
@@ -145,6 +145,13 @@ static int amd_pre_reset(struct ata_link *link, unsigned long deadline)
 	return ata_sff_prereset(link, deadline);
 }
 
+/**
+ *	amd_cable_detect	-	report cable type
+ *	@ap: port
+ *
+ *	AMD controller/BIOS setups record the cable type in word 0x42
+ */
+
 static int amd_cable_detect(struct ata_port *ap)
 {
 	static const u32 bitmask[2] = {0x03, 0x0C};
@@ -158,6 +165,40 @@ static int amd_cable_detect(struct ata_port *ap)
 }
 
 /**
+ *	amd_fifo_setup		-	set the PIO FIFO for ATA/ATAPI
+ *	@ap: ATA interface
+ *	@adev: ATA device
+ *
+ *	Set the PCI fifo for this device according to the devices present
+ *	on the bus at this point in time. We need to turn the post write buffer
+ *	off for ATAPI devices as we may need to issue a word sized write to the
+ *	device as the final I/O
+ */
+
+static void amd_fifo_setup(struct ata_port *ap)
+{
+	struct ata_device *adev;
+	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+	static const u8 fifobit[2] = { 0xC0, 0x30};
+	u8 fifo = fifobit[ap->port_no];
+	u8 r;
+
+
+	ata_for_each_dev(adev, &ap->link, ENABLED) {
+		if (adev->class == ATA_DEV_ATAPI)
+			fifo = 0;
+	}
+	if (pdev->device == PCI_DEVICE_ID_AMD_VIPER_7411) /* FIFO is broken */
+		fifo = 0;
+
+	/* On the later chips the read prefetch bits become no-op bits */
+	pci_read_config_byte(pdev, 0x41, &r);
+	r &= ~fifobit[ap->port_no];
+	r |= fifo;
+	pci_write_config_byte(pdev, 0x41, r);
+}
+
+/**
  *	amd33_set_piomode	-	set initial PIO mode data
  *	@ap: ATA interface
  *	@adev: ATA device
@@ -167,21 +208,25 @@ static int amd_cable_detect(struct ata_port *ap)
 
 static void amd33_set_piomode(struct ata_port *ap, struct ata_device *adev)
 {
+	amd_fifo_setup(ap);
 	timing_setup(ap, adev, 0x40, adev->pio_mode, 1);
 }
 
 static void amd66_set_piomode(struct ata_port *ap, struct ata_device *adev)
 {
+	amd_fifo_setup(ap);
 	timing_setup(ap, adev, 0x40, adev->pio_mode, 2);
 }
 
 static void amd100_set_piomode(struct ata_port *ap, struct ata_device *adev)
 {
+	amd_fifo_setup(ap);
 	timing_setup(ap, adev, 0x40, adev->pio_mode, 3);
 }
 
 static void amd133_set_piomode(struct ata_port *ap, struct ata_device *adev)
 {
+	amd_fifo_setup(ap);
 	timing_setup(ap, adev, 0x40, adev->pio_mode, 4);
 }
 
@@ -397,6 +442,16 @@ static struct ata_port_operations nv133_port_ops = {
 	.set_dmamode	= nv133_set_dmamode,
 };
 
+static void amd_clear_fifo(struct pci_dev *pdev)
+{
+	u8 fifo;
+	/* Disable the FIFO, the FIFO logic will re-enable it as
+	   appropriate */
+	pci_read_config_byte(pdev, 0x41, &fifo);
+	fifo &= 0x0F;
+	pci_write_config_byte(pdev, 0x41, fifo);
+}
+
 static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info[10] = {
@@ -503,14 +558,8 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	if (type < 3)
 		ata_pci_bmdma_clear_simplex(pdev);
-
-	/* Check for AMD7411 */
-	if (type == 3)
-		/* FIFO is broken */
-		pci_write_config_byte(pdev, 0x41, fifo & 0x0F);
-	else
-		pci_write_config_byte(pdev, 0x41, fifo | 0xF0);
-
+	if (pdev->vendor == PCI_VENDOR_ID_AMD)
+		amd_clear_fifo(pdev);
 	/* Cable detection on Nvidia chips doesn't work too well,
 	 * cache BIOS programmed UDMA mode.
 	 */
@@ -536,18 +585,11 @@ static int amd_reinit_one(struct pci_dev *pdev)
 		return rc;
 
 	if (pdev->vendor == PCI_VENDOR_ID_AMD) {
-		u8 fifo;
-		pci_read_config_byte(pdev, 0x41, &fifo);
-		if (pdev->device == PCI_DEVICE_ID_AMD_VIPER_7411)
-			/* FIFO is broken */
-			pci_write_config_byte(pdev, 0x41, fifo & 0x0F);
-		else
-			pci_write_config_byte(pdev, 0x41, fifo | 0xF0);
+		amd_clear_fifo(pdev);
 		if (pdev->device == PCI_DEVICE_ID_AMD_VIPER_7409 ||
 		    pdev->device == PCI_DEVICE_ID_AMD_COBRA_7401)
 			ata_pci_bmdma_clear_simplex(pdev);
 	}
-
 	ata_host_resume(host);
 	return 0;
 }
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index f1bb2f9fecbf..b05b86a912c5 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -557,6 +557,9 @@ static unsigned int it821x_read_id(struct ata_device *adev,
 		id[83] |= 0x4400;	/* Word 83 is valid and LBA48 */
 		id[86] |= 0x0400;	/* LBA48 on */
 		id[ATA_ID_MAJOR_VER] |= 0x1F;
+		/* Clear the serial number because it's different each boot
+		   which breaks validation on resume */
+		memset(&id[ATA_ID_SERNO], 0x20, ATA_ID_SERNO_LEN);
 	}
 	return err_mask;
 }
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 6c1d778b63a9..e3bc1b436284 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -283,9 +283,10 @@ static void pdc20230_set_piomode(struct ata_port *ap, struct ata_device *adev)
 static unsigned int pdc_data_xfer_vlb(struct ata_device *dev,
 			unsigned char *buf, unsigned int buflen, int rw)
 {
-	if (ata_id_has_dword_io(dev->id)) {
+	int slop = buflen & 3;
+	/* 32bit I/O capable *and* we need to write a whole number of dwords */
+	if (ata_id_has_dword_io(dev->id) && (slop == 0 || slop == 3)) {
 		struct ata_port *ap = dev->link->ap;
-		int slop = buflen & 3;
 		unsigned long flags;
 
 		local_irq_save(flags);
@@ -735,7 +736,7 @@ static unsigned int vlb32_data_xfer(struct ata_device *adev, unsigned char *buf,
 	struct ata_port *ap = adev->link->ap;
 	int slop = buflen & 3;
 
-	if (ata_id_has_dword_io(adev->id)) {
+	if (ata_id_has_dword_io(adev->id) && (slop == 0 || slop == 3)) {
 		if (rw == WRITE)
 			iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
 		else
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 4ae1a4138b47..7007edd2d451 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -3114,19 +3114,17 @@ static int mv_init_host(struct ata_host *host, unsigned int board_idx)
 		writelfl(0, hc_mmio + HC_IRQ_CAUSE_OFS);
 	}
 
-	if (!IS_SOC(hpriv)) {
-		/* Clear any currently outstanding host interrupt conditions */
-		writelfl(0, mmio + hpriv->irq_cause_ofs);
+	/* Clear any currently outstanding host interrupt conditions */
+	writelfl(0, mmio + hpriv->irq_cause_ofs);
 
-		/* and unmask interrupt generation for host regs */
-		writelfl(hpriv->unmask_all_irqs, mmio + hpriv->irq_mask_ofs);
+	/* and unmask interrupt generation for host regs */
+	writelfl(hpriv->unmask_all_irqs, mmio + hpriv->irq_mask_ofs);
 
-		/*
-		 * enable only global host interrupts for now.
-		 * The per-port interrupts get done later as ports are set up.
-		 */
-		mv_set_main_irq_mask(host, 0, PCI_ERR);
-	}
+	/*
+	 * enable only global host interrupts for now.
+	 * The per-port interrupts get done later as ports are set up.
+	 */
+	mv_set_main_irq_mask(host, 0, PCI_ERR);
 done:
 	return rc;
 }
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index d2cb67b61176..b5a061114630 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3611,11 +3611,15 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 		schedule_timeout_uninterruptible(30*HZ);
 
 		/* Now try to get the controller to respond to a no-op */
-		for (i=0; i<12; i++) {
+		for (i=0; i<30; i++) {
 			if (cciss_noop(pdev) == 0)
 				break;
-			else
-				printk("cciss: no-op failed%s\n", (i < 11 ? "; re-trying" : ""));
+
+			schedule_timeout_uninterruptible(HZ);
+		}
+		if (i == 30) {
+			printk(KERN_ERR "cciss: controller seems dead\n");
+			return -EBUSY;
 		}
 	}
 
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 918ef725de41..b6c8ce254359 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -40,6 +40,7 @@
 #include <linux/hdreg.h>
 #include <linux/cdrom.h>
 #include <linux/module.h>
+#include <linux/scatterlist.h>
 
 #include <xen/xenbus.h>
 #include <xen/grant_table.h>
@@ -82,6 +83,7 @@ struct blkfront_info
 	enum blkif_state connected;
 	int ring_ref;
 	struct blkif_front_ring ring;
+	struct scatterlist sg[BLKIF_MAX_SEGMENTS_PER_REQUEST];
 	unsigned int evtchn, irq;
 	struct request_queue *rq;
 	struct work_struct work;
@@ -204,12 +206,11 @@ static int blkif_queue_request(struct request *req)
 	struct blkfront_info *info = req->rq_disk->private_data;
 	unsigned long buffer_mfn;
 	struct blkif_request *ring_req;
-	struct req_iterator iter;
-	struct bio_vec *bvec;
 	unsigned long id;
 	unsigned int fsect, lsect;
-	int ref;
+	int i, ref;
 	grant_ref_t gref_head;
+	struct scatterlist *sg;
 
 	if (unlikely(info->connected != BLKIF_STATE_CONNECTED))
 		return 1;
@@ -238,12 +239,13 @@ static int blkif_queue_request(struct request *req)
 	if (blk_barrier_rq(req))
 		ring_req->operation = BLKIF_OP_WRITE_BARRIER;
 
-	ring_req->nr_segments = 0;
-	rq_for_each_segment(bvec, req, iter) {
-		BUG_ON(ring_req->nr_segments == BLKIF_MAX_SEGMENTS_PER_REQUEST);
-		buffer_mfn = pfn_to_mfn(page_to_pfn(bvec->bv_page));
-		fsect = bvec->bv_offset >> 9;
-		lsect = fsect + (bvec->bv_len >> 9) - 1;
+	ring_req->nr_segments = blk_rq_map_sg(req->q, req, info->sg);
+	BUG_ON(ring_req->nr_segments > BLKIF_MAX_SEGMENTS_PER_REQUEST);
+
+	for_each_sg(info->sg, sg, ring_req->nr_segments, i) {
+		buffer_mfn = pfn_to_mfn(page_to_pfn(sg_page(sg)));
+		fsect = sg->offset >> 9;
+		lsect = fsect + (sg->length >> 9) - 1;
 		/* install a grant reference. */
 		ref = gnttab_claim_grant_reference(&gref_head);
 		BUG_ON(ref == -ENOSPC);
@@ -254,16 +256,12 @@ static int blkif_queue_request(struct request *req)
 				buffer_mfn,
 				rq_data_dir(req) );
 
-		info->shadow[id].frame[ring_req->nr_segments] =
-				mfn_to_pfn(buffer_mfn);
-
-		ring_req->seg[ring_req->nr_segments] =
+		info->shadow[id].frame[i] = mfn_to_pfn(buffer_mfn);
+		ring_req->seg[i] =
 				(struct blkif_request_segment) {
 					.gref       = ref,
 					.first_sect = fsect,
 					.last_sect  = lsect };
-
-		ring_req->nr_segments++;
 	}
 
 	info->ring.req_prod_pvt++;
@@ -622,6 +620,8 @@ static int setup_blkring(struct xenbus_device *dev,
 	SHARED_RING_INIT(sring);
 	FRONT_RING_INIT(&info->ring, sring, PAGE_SIZE);
 
+	sg_init_table(info->sg, BLKIF_MAX_SEGMENTS_PER_REQUEST);
+
 	err = xenbus_grant_ring(dev, virt_to_mfn(info->ring.sring));
 	if (err < 0) {
 		free_page((unsigned long)sring);
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 733028b4d45e..1c3a8c557140 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -452,6 +452,59 @@ static void drm_setup_crtcs(struct drm_device *dev)
 	kfree(modes);
 	kfree(enabled);
 }
+
+/**
+ * drm_encoder_crtc_ok - can a given crtc drive a given encoder?
+ * @encoder: encoder to test
+ * @crtc: crtc to test
+ *
+ * Return false if @encoder can't be driven by @crtc, true otherwise.
+ */
+static bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
+				struct drm_crtc *crtc)
+{
+	struct drm_device *dev;
+	struct drm_crtc *tmp;
+	int crtc_mask = 1;
+
+	WARN(!crtc, "checking null crtc?");
+
+	dev = crtc->dev;
+
+	list_for_each_entry(tmp, &dev->mode_config.crtc_list, head) {
+		if (tmp == crtc)
+			break;
+		crtc_mask <<= 1;
+	}
+
+	if (encoder->possible_crtcs & crtc_mask)
+		return true;
+	return false;
+}
+
+/*
+ * Check the CRTC we're going to map each output to vs. its current
+ * CRTC.  If they don't match, we have to disable the output and the CRTC
+ * since the driver will have to re-route things.
+ */
+static void
+drm_crtc_prepare_encoders(struct drm_device *dev)
+{
+	struct drm_encoder_helper_funcs *encoder_funcs;
+	struct drm_encoder *encoder;
+
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+		encoder_funcs = encoder->helper_private;
+		/* Disable unused encoders */
+		if (encoder->crtc == NULL)
+			(*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF);
+		/* Disable encoders whose CRTC is about to change */
+		if (encoder_funcs->get_crtc &&
+		    encoder->crtc != (*encoder_funcs->get_crtc)(encoder))
+			(*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF);
+	}
+}
+
 /**
  * drm_crtc_set_mode - set a mode
  * @crtc: CRTC to program
@@ -547,6 +600,8 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
 		encoder_funcs->prepare(encoder);
 	}
 
+	drm_crtc_prepare_encoders(dev);
+
 	crtc_funcs->prepare(crtc);
 
 	/* Set up the DPLL and any encoders state that needs to adjust or depend
@@ -617,7 +672,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 	struct drm_device *dev;
 	struct drm_crtc **save_crtcs, *new_crtc;
 	struct drm_encoder **save_encoders, *new_encoder;
-	struct drm_framebuffer *old_fb;
+	struct drm_framebuffer *old_fb = NULL;
 	bool save_enabled;
 	bool mode_changed = false;
 	bool fb_changed = false;
@@ -668,9 +723,10 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 	 * and then just flip_or_move it */
 	if (set->crtc->fb != set->fb) {
 		/* If we have no fb then treat it as a full mode set */
-		if (set->crtc->fb == NULL)
+		if (set->crtc->fb == NULL) {
+			DRM_DEBUG("crtc has no fb, full mode set\n");
 			mode_changed = true;
-		else if ((set->fb->bits_per_pixel !=
+		} else if ((set->fb->bits_per_pixel !=
 			 set->crtc->fb->bits_per_pixel) ||
 			 set->fb->depth != set->crtc->fb->depth)
 			fb_changed = true;
@@ -682,7 +738,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		fb_changed = true;
 
 	if (set->mode && !drm_mode_equal(set->mode, &set->crtc->mode)) {
-		DRM_DEBUG("modes are different\n");
+		DRM_DEBUG("modes are different, full mode set\n");
 		drm_mode_debug_printmodeline(&set->crtc->mode);
 		drm_mode_debug_printmodeline(set->mode);
 		mode_changed = true;
@@ -708,6 +764,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		}
 
 		if (new_encoder != connector->encoder) {
+			DRM_DEBUG("encoder changed, full mode switch\n");
 			mode_changed = true;
 			connector->encoder = new_encoder;
 		}
@@ -734,10 +791,20 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 			if (set->connectors[ro] == connector)
 				new_crtc = set->crtc;
 		}
+
+		/* Make sure the new CRTC will work with the encoder */
+		if (new_crtc &&
+		    !drm_encoder_crtc_ok(connector->encoder, new_crtc)) {
+			ret = -EINVAL;
+			goto fail_set_mode;
+		}
 		if (new_crtc != connector->encoder->crtc) {
+			DRM_DEBUG("crtc changed, full mode switch\n");
 			mode_changed = true;
 			connector->encoder->crtc = new_crtc;
 		}
+		DRM_DEBUG("setting connector %d crtc to %p\n",
+			  connector->base.id, new_crtc);
 	}
 
 	/* mode_set_base is not a required function */
@@ -781,6 +848,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 
 fail_set_mode:
 	set->crtc->enabled = save_enabled;
+	set->crtc->fb = old_fb;
 	count = 0;
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 		if (!connector->encoder)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 5a4d3244758a..a839a28d8ee6 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -125,7 +125,7 @@ static bool edid_is_valid(struct edid *edid)
 		DRM_ERROR("EDID has major version %d, instead of 1\n", edid->version);
 		goto bad;
 	}
-	if (edid->revision <= 0 || edid->revision > 3) {
+	if (edid->revision > 3) {
 		DRM_ERROR("EDID has minor version %d, which is not between 0-3\n", edid->revision);
 		goto bad;
 	}
@@ -320,10 +320,10 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
 	mode->htotal = mode->hdisplay + ((pt->hblank_hi << 8) | pt->hblank_lo);
 
 	mode->vdisplay = (pt->vactive_hi << 8) | pt->vactive_lo;
-	mode->vsync_start = mode->vdisplay + ((pt->vsync_offset_hi << 8) |
+	mode->vsync_start = mode->vdisplay + ((pt->vsync_offset_hi << 4) |
 					      pt->vsync_offset_lo);
 	mode->vsync_end = mode->vsync_start +
-		((pt->vsync_pulse_width_hi << 8) |
+		((pt->vsync_pulse_width_hi << 4) |
 		 pt->vsync_pulse_width_lo);
 	mode->vtotal = mode->vdisplay + ((pt->vblank_hi << 8) | pt->vblank_lo);
 
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 3795dbc0f50c..93e677a481f5 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -435,6 +435,8 @@ EXPORT_SYMBOL(drm_vblank_get);
  */
 void drm_vblank_put(struct drm_device *dev, int crtc)
 {
+	BUG_ON (atomic_read (&dev->vblank_refcount[crtc]) == 0);
+
 	/* Last user schedules interrupt disable */
 	if (atomic_dec_and_test(&dev->vblank_refcount[crtc]))
 		mod_timer(&dev->vblank_disable_timer, jiffies + 5*DRM_HZ);
@@ -460,8 +462,9 @@ void drm_vblank_pre_modeset(struct drm_device *dev, int crtc)
 	 * so that interrupts remain enabled in the interim.
 	 */
 	if (!dev->vblank_inmodeset[crtc]) {
-		dev->vblank_inmodeset[crtc] = 1;
-		drm_vblank_get(dev, crtc);
+		dev->vblank_inmodeset[crtc] = 0x1;
+		if (drm_vblank_get(dev, crtc) == 0)
+			dev->vblank_inmodeset[crtc] |= 0x2;
 	}
 }
 EXPORT_SYMBOL(drm_vblank_pre_modeset);
@@ -473,9 +476,12 @@ void drm_vblank_post_modeset(struct drm_device *dev, int crtc)
 	if (dev->vblank_inmodeset[crtc]) {
 		spin_lock_irqsave(&dev->vbl_lock, irqflags);
 		dev->vblank_disable_allowed = 1;
-		dev->vblank_inmodeset[crtc] = 0;
 		spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
-		drm_vblank_put(dev, crtc);
+
+		if (dev->vblank_inmodeset[crtc] & 0x2)
+			drm_vblank_put(dev, crtc);
+
+		dev->vblank_inmodeset[crtc] = 0;
 	}
 }
 EXPORT_SYMBOL(drm_vblank_post_modeset);
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6949c2d58f1d..6dab63bdc4c1 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -811,7 +811,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
 	dev_priv->hws_map.flags = 0;
 	dev_priv->hws_map.mtrr = 0;
 
-	drm_core_ioremap(&dev_priv->hws_map, dev);
+	drm_core_ioremap_wc(&dev_priv->hws_map, dev);
 	if (dev_priv->hws_map.handle == NULL) {
 		i915_dma_cleanup(dev);
 		dev_priv->status_gfx_addr = 0;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index e9882d0c2473..c29feb97c36d 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3548,7 +3548,7 @@ i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 	user_data = (char __user *) (uintptr_t) args->data_ptr;
 	obj_addr = obj_priv->phys_obj->handle->vaddr + args->offset;
 
-	DRM_ERROR("obj_addr %p, %lld\n", obj_addr, args->size);
+	DRM_DEBUG("obj_addr %p, %lld\n", obj_addr, args->size);
 	ret = copy_from_user(obj_addr, user_data, args->size);
 	if (ret)
 		return -EFAULT;
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 65be30dccc77..fc28e2bbd542 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -111,6 +111,12 @@ parse_panel_data(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
 	panel_fixed_mode->clock = dvo_timing->clock * 10;
 	panel_fixed_mode->type = DRM_MODE_TYPE_PREFERRED;
 
+	/* Some VBTs have bogus h/vtotal values */
+	if (panel_fixed_mode->hsync_end > panel_fixed_mode->htotal)
+		panel_fixed_mode->htotal = panel_fixed_mode->hsync_end + 1;
+	if (panel_fixed_mode->vsync_end > panel_fixed_mode->vtotal)
+		panel_fixed_mode->vtotal = panel_fixed_mode->vsync_end + 1;
+
 	drm_mode_set_name(panel_fixed_mode);
 
 	dev_priv->vbt_mode = panel_fixed_mode;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 65b635ce28c8..a2834276cb38 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -217,7 +217,7 @@ bool intel_pipe_has_type (struct drm_crtc *crtc, int type)
     return false;
 }
 
-#define INTELPllInvalid(s)   do { DRM_DEBUG(s); return false; } while (0)
+#define INTELPllInvalid(s)   do { /* DRM_DEBUG(s); */ return false; } while (0)
 /**
  * Returns whether the given set of divisors are valid for a given refclk with
  * the given connectors.
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 3dad2299d9c5..e072903b12f0 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -46,7 +46,7 @@ menuconfig IDE
 	  SMART parameters from disk drives.
 
 	  To compile this driver as a module, choose M here: the
-	  module will be called ide.
+	  module will be called ide-core.ko.
 
 	  For further information, please read <file:Documentation/ide/ide.txt>.
 
diff --git a/drivers/ide/amd74xx.c b/drivers/ide/amd74xx.c
index 69660a431cd9..77267c859965 100644
--- a/drivers/ide/amd74xx.c
+++ b/drivers/ide/amd74xx.c
@@ -166,7 +166,7 @@ static unsigned int init_chipset_amd74xx(struct pci_dev *dev)
 	 * Check for broken FIFO support.
 	 */
 	if (dev->vendor == PCI_VENDOR_ID_AMD &&
-	    dev->vendor == PCI_DEVICE_ID_AMD_VIPER_7411)
+	    dev->device == PCI_DEVICE_ID_AMD_VIPER_7411)
 		t &= 0x0f;
 	else
 		t |= 0xf0;
diff --git a/drivers/ide/atiixp.c b/drivers/ide/atiixp.c
index b2735d28f5cc..ecd1e62ca91a 100644
--- a/drivers/ide/atiixp.c
+++ b/drivers/ide/atiixp.c
@@ -52,7 +52,7 @@ static void atiixp_set_pio_mode(ide_drive_t *drive, const u8 pio)
 {
 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
 	unsigned long flags;
-	int timing_shift = (drive->dn & 2) ? 16 : 0 + (drive->dn & 1) ? 0 : 8;
+	int timing_shift = (drive->dn ^ 1) * 8;
 	u32 pio_timing_data;
 	u16 pio_mode_data;
 
@@ -85,7 +85,7 @@ static void atiixp_set_dma_mode(ide_drive_t *drive, const u8 speed)
 {
 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
 	unsigned long flags;
-	int timing_shift = (drive->dn & 2) ? 16 : 0 + (drive->dn & 1) ? 0 : 8;
+	int timing_shift = (drive->dn ^ 1) * 8;
 	u32 tmp32;
 	u16 tmp16;
 	u16 udma_ctl = 0;
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 0bfeb0c79d6e..ddfbea41d296 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -55,7 +55,7 @@
 
 static DEFINE_MUTEX(idecd_ref_mutex);
 
-static void ide_cd_release(struct kref *);
+static void ide_cd_release(struct device *);
 
 static struct cdrom_info *ide_cd_get(struct gendisk *disk)
 {
@@ -67,7 +67,7 @@ static struct cdrom_info *ide_cd_get(struct gendisk *disk)
 		if (ide_device_get(cd->drive))
 			cd = NULL;
 		else
-			kref_get(&cd->kref);
+			get_device(&cd->dev);
 
 	}
 	mutex_unlock(&idecd_ref_mutex);
@@ -79,7 +79,7 @@ static void ide_cd_put(struct cdrom_info *cd)
 	ide_drive_t *drive = cd->drive;
 
 	mutex_lock(&idecd_ref_mutex);
-	kref_put(&cd->kref, ide_cd_release);
+	put_device(&cd->dev);
 	ide_device_put(drive);
 	mutex_unlock(&idecd_ref_mutex);
 }
@@ -194,6 +194,14 @@ static void cdrom_analyze_sense_data(ide_drive_t *drive,
 			bio_sectors = max(bio_sectors(failed_command->bio), 4U);
 			sector &= ~(bio_sectors - 1);
 
+			/*
+			 * The SCSI specification allows for the value
+			 * returned by READ CAPACITY to be up to 75 2K
+			 * sectors past the last readable block.
+			 * Therefore, if we hit a medium error within the
+			 * last 75 2K sectors, we decrease the saved size
+			 * value.
+			 */
 			if (sector < get_capacity(info->disk) &&
 			    drive->probed_capacity - sector < 4 * 75)
 				set_capacity(info->disk, sector);
@@ -1790,15 +1798,17 @@ static void ide_cd_remove(ide_drive_t *drive)
 	ide_debug_log(IDE_DBG_FUNC, "Call %s\n", __func__);
 
 	ide_proc_unregister_driver(drive, info->driver);
-
+	device_del(&info->dev);
 	del_gendisk(info->disk);
 
-	ide_cd_put(info);
+	mutex_lock(&idecd_ref_mutex);
+	put_device(&info->dev);
+	mutex_unlock(&idecd_ref_mutex);
 }
 
-static void ide_cd_release(struct kref *kref)
+static void ide_cd_release(struct device *dev)
 {
-	struct cdrom_info *info = to_ide_drv(kref, cdrom_info);
+	struct cdrom_info *info = to_ide_drv(dev, cdrom_info);
 	struct cdrom_device_info *devinfo = &info->devinfo;
 	ide_drive_t *drive = info->drive;
 	struct gendisk *g = info->disk;
@@ -1997,7 +2007,12 @@ static int ide_cd_probe(ide_drive_t *drive)
 
 	ide_init_disk(g, drive);
 
-	kref_init(&info->kref);
+	info->dev.parent = &drive->gendev;
+	info->dev.release = ide_cd_release;
+	dev_set_name(&info->dev, dev_name(&drive->gendev));
+
+	if (device_register(&info->dev))
+		goto out_free_disk;
 
 	info->drive = drive;
 	info->driver = &ide_cdrom_driver;
@@ -2011,7 +2026,7 @@ static int ide_cd_probe(ide_drive_t *drive)
 	g->driverfs_dev = &drive->gendev;
 	g->flags = GENHD_FL_CD | GENHD_FL_REMOVABLE;
 	if (ide_cdrom_setup(drive)) {
-		ide_cd_release(&info->kref);
+		put_device(&info->dev);
 		goto failed;
 	}
 
@@ -2021,6 +2036,8 @@ static int ide_cd_probe(ide_drive_t *drive)
 	add_disk(g);
 	return 0;
 
+out_free_disk:
+	put_disk(g);
 out_free_cd:
 	kfree(info);
 failed:
diff --git a/drivers/ide/ide-cd.h b/drivers/ide/ide-cd.h
index ac40d6cb90a2..c878bfcf1116 100644
--- a/drivers/ide/ide-cd.h
+++ b/drivers/ide/ide-cd.h
@@ -80,7 +80,7 @@ struct cdrom_info {
 	ide_drive_t		*drive;
 	struct ide_driver	*driver;
 	struct gendisk		*disk;
-	struct kref		kref;
+	struct device		dev;
 
 	/* Buffer for table of contents.  NULL if we haven't allocated
 	   a TOC buffer for this device yet. */
diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c
index 7857b209c6df..047109419902 100644
--- a/drivers/ide/ide-gd.c
+++ b/drivers/ide/ide-gd.c
@@ -25,7 +25,7 @@ module_param(debug_mask, ulong, 0644);
 
 static DEFINE_MUTEX(ide_disk_ref_mutex);
 
-static void ide_disk_release(struct kref *);
+static void ide_disk_release(struct device *);
 
 static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
 {
@@ -37,7 +37,7 @@ static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
 		if (ide_device_get(idkp->drive))
 			idkp = NULL;
 		else
-			kref_get(&idkp->kref);
+			get_device(&idkp->dev);
 	}
 	mutex_unlock(&ide_disk_ref_mutex);
 	return idkp;
@@ -48,7 +48,7 @@ static void ide_disk_put(struct ide_disk_obj *idkp)
 	ide_drive_t *drive = idkp->drive;
 
 	mutex_lock(&ide_disk_ref_mutex);
-	kref_put(&idkp->kref, ide_disk_release);
+	put_device(&idkp->dev);
 	ide_device_put(drive);
 	mutex_unlock(&ide_disk_ref_mutex);
 }
@@ -66,17 +66,18 @@ static void ide_gd_remove(ide_drive_t *drive)
 	struct gendisk *g = idkp->disk;
 
 	ide_proc_unregister_driver(drive, idkp->driver);
-
+	device_del(&idkp->dev);
 	del_gendisk(g);
-
 	drive->disk_ops->flush(drive);
 
-	ide_disk_put(idkp);
+	mutex_lock(&ide_disk_ref_mutex);
+	put_device(&idkp->dev);
+	mutex_unlock(&ide_disk_ref_mutex);
 }
 
-static void ide_disk_release(struct kref *kref)
+static void ide_disk_release(struct device *dev)
 {
-	struct ide_disk_obj *idkp = to_ide_drv(kref, ide_disk_obj);
+	struct ide_disk_obj *idkp = to_ide_drv(dev, ide_disk_obj);
 	ide_drive_t *drive = idkp->drive;
 	struct gendisk *g = idkp->disk;
 
@@ -348,7 +349,12 @@ static int ide_gd_probe(ide_drive_t *drive)
 
 	ide_init_disk(g, drive);
 
-	kref_init(&idkp->kref);
+	idkp->dev.parent = &drive->gendev;
+	idkp->dev.release = ide_disk_release;
+	dev_set_name(&idkp->dev, dev_name(&drive->gendev));
+
+	if (device_register(&idkp->dev))
+		goto out_free_disk;
 
 	idkp->drive = drive;
 	idkp->driver = &ide_gd_driver;
@@ -373,6 +379,8 @@ static int ide_gd_probe(ide_drive_t *drive)
 	add_disk(g);
 	return 0;
 
+out_free_disk:
+	put_disk(g);
 out_free_idkp:
 	kfree(idkp);
 failed:
diff --git a/drivers/ide/ide-gd.h b/drivers/ide/ide-gd.h
index a86779f0756b..b604bdd318a1 100644
--- a/drivers/ide/ide-gd.h
+++ b/drivers/ide/ide-gd.h
@@ -17,7 +17,7 @@ struct ide_disk_obj {
 	ide_drive_t		*drive;
 	struct ide_driver	*driver;
 	struct gendisk		*disk;
-	struct kref		kref;
+	struct device		dev;
 	unsigned int		openers;	/* protected by BKL for now */
 
 	/* Last failed packet command */
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index d7ecd3c79757..bb450a7608c2 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -169,7 +169,7 @@ typedef struct ide_tape_obj {
 	ide_drive_t		*drive;
 	struct ide_driver	*driver;
 	struct gendisk		*disk;
-	struct kref		kref;
+	struct device		dev;
 
 	/*
 	 *	failed_pc points to the last failed packet command, or contains
@@ -267,7 +267,7 @@ static DEFINE_MUTEX(idetape_ref_mutex);
 
 static struct class *idetape_sysfs_class;
 
-static void ide_tape_release(struct kref *);
+static void ide_tape_release(struct device *);
 
 static struct ide_tape_obj *ide_tape_get(struct gendisk *disk)
 {
@@ -279,7 +279,7 @@ static struct ide_tape_obj *ide_tape_get(struct gendisk *disk)
 		if (ide_device_get(tape->drive))
 			tape = NULL;
 		else
-			kref_get(&tape->kref);
+			get_device(&tape->dev);
 	}
 	mutex_unlock(&idetape_ref_mutex);
 	return tape;
@@ -290,7 +290,7 @@ static void ide_tape_put(struct ide_tape_obj *tape)
 	ide_drive_t *drive = tape->drive;
 
 	mutex_lock(&idetape_ref_mutex);
-	kref_put(&tape->kref, ide_tape_release);
+	put_device(&tape->dev);
 	ide_device_put(drive);
 	mutex_unlock(&idetape_ref_mutex);
 }
@@ -308,7 +308,7 @@ static struct ide_tape_obj *ide_tape_chrdev_get(unsigned int i)
 	mutex_lock(&idetape_ref_mutex);
 	tape = idetape_devs[i];
 	if (tape)
-		kref_get(&tape->kref);
+		get_device(&tape->dev);
 	mutex_unlock(&idetape_ref_mutex);
 	return tape;
 }
@@ -2256,15 +2256,17 @@ static void ide_tape_remove(ide_drive_t *drive)
 	idetape_tape_t *tape = drive->driver_data;
 
 	ide_proc_unregister_driver(drive, tape->driver);
-
+	device_del(&tape->dev);
 	ide_unregister_region(tape->disk);
 
-	ide_tape_put(tape);
+	mutex_lock(&idetape_ref_mutex);
+	put_device(&tape->dev);
+	mutex_unlock(&idetape_ref_mutex);
 }
 
-static void ide_tape_release(struct kref *kref)
+static void ide_tape_release(struct device *dev)
 {
-	struct ide_tape_obj *tape = to_ide_drv(kref, ide_tape_obj);
+	struct ide_tape_obj *tape = to_ide_drv(dev, ide_tape_obj);
 	ide_drive_t *drive = tape->drive;
 	struct gendisk *g = tape->disk;
 
@@ -2407,7 +2409,12 @@ static int ide_tape_probe(ide_drive_t *drive)
 
 	ide_init_disk(g, drive);
 
-	kref_init(&tape->kref);
+	tape->dev.parent = &drive->gendev;
+	tape->dev.release = ide_tape_release;
+	dev_set_name(&tape->dev, dev_name(&drive->gendev));
+
+	if (device_register(&tape->dev))
+		goto out_free_disk;
 
 	tape->drive = drive;
 	tape->driver = &idetape_driver;
@@ -2436,6 +2443,8 @@ static int ide_tape_probe(ide_drive_t *drive)
 
 	return 0;
 
+out_free_disk:
+	put_disk(g);
 out_free_tape:
 	kfree(tape);
 failed:
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 258805da15c3..0920e3b0c962 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -337,6 +337,7 @@ static int ide_set_dev_param_mask(const char *s, struct kernel_param *kp)
 	int a, b, i, j = 1;
 	unsigned int *dev_param_mask = (unsigned int *)kp->arg;
 
+	/* controller . device (0 or 1) [ : 1 (set) | 0 (clear) ] */
 	if (sscanf(s, "%d.%d:%d", &a, &b, &j) != 3 &&
 	    sscanf(s, "%d.%d", &a, &b) != 2)
 		return -EINVAL;
@@ -349,7 +350,7 @@ static int ide_set_dev_param_mask(const char *s, struct kernel_param *kp)
 	if (j)
 		*dev_param_mask |= (1 << i);
 	else
-		*dev_param_mask &= (1 << i);
+		*dev_param_mask &= ~(1 << i);
 
 	return 0;
 }
@@ -392,6 +393,8 @@ static int ide_set_disk_chs(const char *str, struct kernel_param *kp)
 {
 	int a, b, c = 0, h = 0, s = 0, i, j = 1;
 
+	/* controller . device (0 or 1) : Cylinders , Heads , Sectors */
+	/* controller . device (0 or 1) : 1 (use CHS) | 0 (ignore CHS) */
 	if (sscanf(str, "%d.%d:%d,%d,%d", &a, &b, &c, &h, &s) != 5 &&
 	    sscanf(str, "%d.%d:%d", &a, &b, &j) != 3)
 		return -EINVAL;
@@ -407,7 +410,7 @@ static int ide_set_disk_chs(const char *str, struct kernel_param *kp)
 	if (j)
 		ide_disks |= (1 << i);
 	else
-		ide_disks &= (1 << i);
+		ide_disks &= ~(1 << i);
 
 	ide_disks_chs[i].cyl  = c;
 	ide_disks_chs[i].head = h;
@@ -469,6 +472,8 @@ static int ide_set_ignore_cable(const char *s, struct kernel_param *kp)
 {
 	int i, j = 1;
 
+	/* controller (ignore) */
+	/* controller : 1 (ignore) | 0 (use) */
 	if (sscanf(s, "%d:%d", &i, &j) != 2 && sscanf(s, "%d", &i) != 1)
 		return -EINVAL;
 
@@ -478,7 +483,7 @@ static int ide_set_ignore_cable(const char *s, struct kernel_param *kp)
 	if (j)
 		ide_ignore_cable |= (1 << i);
 	else
-		ide_ignore_cable &= (1 << i);
+		ide_ignore_cable &= ~(1 << i);
 
 	return 0;
 }
diff --git a/drivers/ide/it821x.c b/drivers/ide/it821x.c
index e1c4f5437396..13b8153112ed 100644
--- a/drivers/ide/it821x.c
+++ b/drivers/ide/it821x.c
@@ -5,9 +5,8 @@
  *  May be copied or modified under the terms of the GNU General Public License
  *  Based in part on the ITE vendor provided SCSI driver.
  *
- *  Documentation available from
- * 	http://www.ite.com.tw/pc/IT8212F_V04.pdf
- *  Some other documents are NDA.
+ *  Documentation:
+ *	Datasheet is freely available, some other documents under NDA.
  *
  *  The ITE8212 isn't exactly a standard IDE controller. It has two
  *  modes. In pass through mode then it is an IDE controller. In its smart
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index 1028e725a27e..872338003721 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -1275,7 +1275,7 @@ static void __exit ieee1394_cleanup(void)
 	unregister_chrdev_region(IEEE1394_CORE_DEV, 256);
 }
 
-module_init(ieee1394_init);
+fs_initcall(ieee1394_init);
 module_exit(ieee1394_cleanup);
 
 /* Exported symbols */
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 01e3cffd03b8..e2466425d9ca 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1237,8 +1237,9 @@ static void end_sync_write(struct bio *bio, int error)
 	update_head_pos(mirror, r1_bio);
 
 	if (atomic_dec_and_test(&r1_bio->remaining)) {
-		md_done_sync(mddev, r1_bio->sectors, uptodate);
+		sector_t s = r1_bio->sectors;
 		put_buf(r1_bio);
+		md_done_sync(mddev, s, uptodate);
 	}
 }
 
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 6736d6dff981..7301631abe04 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1236,6 +1236,7 @@ static void end_sync_read(struct bio *bio, int error)
 	/* for reconstruct, we always reschedule after a read.
 	 * for resync, only after all reads
 	 */
+	rdev_dec_pending(conf->mirrors[d].rdev, conf->mddev);
 	if (test_bit(R10BIO_IsRecover, &r10_bio->state) ||
 	    atomic_dec_and_test(&r10_bio->remaining)) {
 		/* we have read all the blocks,
@@ -1243,7 +1244,6 @@ static void end_sync_read(struct bio *bio, int error)
 		 */
 		reschedule_retry(r10_bio);
 	}
-	rdev_dec_pending(conf->mirrors[d].rdev, conf->mddev);
 }
 
 static void end_sync_write(struct bio *bio, int error)
@@ -1264,11 +1264,13 @@ static void end_sync_write(struct bio *bio, int error)
 
 	update_head_pos(i, r10_bio);
 
+	rdev_dec_pending(conf->mirrors[d].rdev, mddev);
 	while (atomic_dec_and_test(&r10_bio->remaining)) {
 		if (r10_bio->master_bio == NULL) {
 			/* the primary of several recovery bios */
-			md_done_sync(mddev, r10_bio->sectors, 1);
+			sector_t s = r10_bio->sectors;
 			put_buf(r10_bio);
+			md_done_sync(mddev, s, 1);
 			break;
 		} else {
 			r10bio_t *r10_bio2 = (r10bio_t *)r10_bio->master_bio;
@@ -1276,7 +1278,6 @@ static void end_sync_write(struct bio *bio, int error)
 			r10_bio = r10_bio2;
 		}
 	}
-	rdev_dec_pending(conf->mirrors[d].rdev, mddev);
 }
 
 /*
@@ -1749,8 +1750,6 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
 	if (!go_faster && conf->nr_waiting)
 		msleep_interruptible(1000);
 
-	bitmap_cond_end_sync(mddev->bitmap, sector_nr);
-
 	/* Again, very different code for resync and recovery.
 	 * Both must result in an r10bio with a list of bios that
 	 * have bi_end_io, bi_sector, bi_bdev set,
@@ -1886,6 +1885,8 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
 		/* resync. Schedule a read for every block at this virt offset */
 		int count = 0;
 
+		bitmap_cond_end_sync(mddev->bitmap, sector_nr);
+
 		if (!bitmap_start_sync(mddev->bitmap, sector_nr,
 				       &sync_blocks, mddev->degraded) &&
 		    !conf->fullsync && !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) {
@@ -2010,13 +2011,13 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
 	/* There is nowhere to write, so all non-sync
 	 * drives must be failed, so try the next chunk...
 	 */
-	{
-	sector_t sec = max_sector - sector_nr;
-	sectors_skipped += sec;
+	if (sector_nr + max_sync < max_sector)
+		max_sector = sector_nr + max_sync;
+
+	sectors_skipped += (max_sector - sector_nr);
 	chunks_skipped ++;
 	sector_nr = max_sector;
 	goto skipped;
-	}
 }
 
 static int run(mddev_t *mddev)
diff --git a/drivers/media/dvb/b2c2/flexcop-hw-filter.c b/drivers/media/dvb/b2c2/flexcop-hw-filter.c
index b386cc66c6b3..451974ba32f3 100644
--- a/drivers/media/dvb/b2c2/flexcop-hw-filter.c
+++ b/drivers/media/dvb/b2c2/flexcop-hw-filter.c
@@ -192,6 +192,7 @@ int flexcop_pid_feed_control(struct flexcop_device *fc, struct dvb_demux_feed *d
 
 	return 0;
 }
+EXPORT_SYMBOL(flexcop_pid_feed_control);
 
 void flexcop_hw_filter_init(struct flexcop_device *fc)
 {
diff --git a/drivers/media/dvb/b2c2/flexcop-pci.c b/drivers/media/dvb/b2c2/flexcop-pci.c
index 5b30dfc7846b..76e37fd96bb6 100644
--- a/drivers/media/dvb/b2c2/flexcop-pci.c
+++ b/drivers/media/dvb/b2c2/flexcop-pci.c
@@ -13,9 +13,9 @@ static int enable_pid_filtering = 1;
 module_param(enable_pid_filtering, int, 0444);
 MODULE_PARM_DESC(enable_pid_filtering, "enable hardware pid filtering: supported values: 0 (fullts), 1");
 
-static int irq_chk_intv;
+static int irq_chk_intv = 100;
 module_param(irq_chk_intv, int, 0644);
-MODULE_PARM_DESC(irq_chk_intv, "set the interval for IRQ watchdog (currently just debugging).");
+MODULE_PARM_DESC(irq_chk_intv, "set the interval for IRQ streaming watchdog.");
 
 #ifdef CONFIG_DVB_B2C2_FLEXCOP_DEBUG
 #define dprintk(level,args...) \
@@ -34,7 +34,9 @@ MODULE_PARM_DESC(irq_chk_intv, "set the interval for IRQ watchdog (currently jus
 
 static int debug;
 module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debug level (1=info,2=regs,4=TS,8=irqdma (|-able))." DEBSTATUS);
+MODULE_PARM_DESC(debug,
+	"set debug level (1=info,2=regs,4=TS,8=irqdma,16=check (|-able))."
+	 DEBSTATUS);
 
 #define DRIVER_VERSION "0.1"
 #define DRIVER_NAME "Technisat/B2C2 FlexCop II/IIb/III Digital TV PCI Driver"
@@ -58,6 +60,8 @@ struct flexcop_pci {
 	int active_dma1_addr; /* 0 = addr0 of dma1; 1 = addr1 of dma1 */
 	u32 last_dma1_cur_pos; /* position of the pointer last time the timer/packet irq occured */
 	int count;
+	int count_prev;
+	int stream_problem;
 
 	spinlock_t irq_lock;
 
@@ -103,18 +107,32 @@ static void flexcop_pci_irq_check_work(struct work_struct *work)
 		container_of(work, struct flexcop_pci, irq_check_work.work);
 	struct flexcop_device *fc = fc_pci->fc_dev;
 
-	flexcop_ibi_value v = fc->read_ibi_reg(fc,sram_dest_reg_714);
-
-	flexcop_dump_reg(fc_pci->fc_dev,dma1_000,4);
-
-	if (v.sram_dest_reg_714.net_ovflow_error)
-		deb_chk("sram net_ovflow_error\n");
-	if (v.sram_dest_reg_714.media_ovflow_error)
-		deb_chk("sram media_ovflow_error\n");
-	if (v.sram_dest_reg_714.cai_ovflow_error)
-		deb_chk("sram cai_ovflow_error\n");
-	if (v.sram_dest_reg_714.cai_ovflow_error)
-		deb_chk("sram cai_ovflow_error\n");
+	if (fc->feedcount) {
+
+		if (fc_pci->count == fc_pci->count_prev) {
+			deb_chk("no IRQ since the last check\n");
+			if (fc_pci->stream_problem++ == 3) {
+				struct dvb_demux_feed *feed;
+
+				spin_lock_irq(&fc->demux.lock);
+				list_for_each_entry(feed, &fc->demux.feed_list,
+					list_head) {
+					flexcop_pid_feed_control(fc, feed, 0);
+				}
+
+				list_for_each_entry(feed, &fc->demux.feed_list,
+					list_head) {
+					flexcop_pid_feed_control(fc, feed, 1);
+				}
+				spin_unlock_irq(&fc->demux.lock);
+
+				fc_pci->stream_problem = 0;
+			}
+		} else {
+			fc_pci->stream_problem = 0;
+			fc_pci->count_prev = fc_pci->count;
+		}
+	}
 
 	schedule_delayed_work(&fc_pci->irq_check_work,
 			msecs_to_jiffies(irq_chk_intv < 100 ? 100 : irq_chk_intv));
@@ -216,16 +234,12 @@ static int flexcop_pci_stream_control(struct flexcop_device *fc, int onoff)
 		flexcop_dma_control_timer_irq(fc,FC_DMA_1,1);
 		deb_irq("IRQ enabled\n");
 
+		fc_pci->count_prev = fc_pci->count;
+
 //		fc_pci->active_dma1_addr = 0;
 //		flexcop_dma_control_size_irq(fc,FC_DMA_1,1);
 
-		if (irq_chk_intv > 0)
-			schedule_delayed_work(&fc_pci->irq_check_work,
-					msecs_to_jiffies(irq_chk_intv < 100 ? 100 : irq_chk_intv));
 	} else {
-		if (irq_chk_intv > 0)
-			cancel_delayed_work(&fc_pci->irq_check_work);
-
 		flexcop_dma_control_timer_irq(fc,FC_DMA_1,0);
 		deb_irq("IRQ disabled\n");
 
@@ -299,8 +313,6 @@ static int flexcop_pci_init(struct flexcop_pci *fc_pci)
 					IRQF_SHARED, DRIVER_NAME, fc_pci)) != 0)
 		goto err_pci_iounmap;
 
-
-
 	fc_pci->init_state |= FC_PCI_INIT;
 	return ret;
 
@@ -375,6 +387,10 @@ static int flexcop_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 
 	INIT_DELAYED_WORK(&fc_pci->irq_check_work, flexcop_pci_irq_check_work);
 
+		if (irq_chk_intv > 0)
+			schedule_delayed_work(&fc_pci->irq_check_work,
+		msecs_to_jiffies(irq_chk_intv < 100 ? 100 : irq_chk_intv));
+
 	return ret;
 
 err_fc_exit:
@@ -393,6 +409,9 @@ static void flexcop_pci_remove(struct pci_dev *pdev)
 {
 	struct flexcop_pci *fc_pci = pci_get_drvdata(pdev);
 
+	if (irq_chk_intv > 0)
+		cancel_delayed_work(&fc_pci->irq_check_work);
+
 	flexcop_pci_dma_exit(fc_pci);
 	flexcop_device_exit(fc_pci->fc_dev);
 	flexcop_pci_exit(fc_pci);
diff --git a/drivers/media/dvb/b2c2/flexcop.c b/drivers/media/dvb/b2c2/flexcop.c
index 676413a915b4..91068952b502 100644
--- a/drivers/media/dvb/b2c2/flexcop.c
+++ b/drivers/media/dvb/b2c2/flexcop.c
@@ -212,8 +212,7 @@ void flexcop_reset_block_300(struct flexcop_device *fc)
 	v210.sw_reset_210.Block_reset_enable = 0xb2;
 
 	fc->write_ibi_reg(fc,sw_reset_210,v210);
-	msleep(1);
-
+	udelay(1000);
 	fc->write_ibi_reg(fc,ctrl_208,v208_save);
 }
 
diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index 5d882a44e3ee..2ac738fa6a07 100644
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -463,6 +463,8 @@ static int em28xx_audio_init(struct em28xx *dev)
 	pcm->info_flags = 0;
 	pcm->private_data = dev;
 	strcpy(pcm->name, "Empia 28xx Capture");
+
+	snd_card_set_dev(card, &dev->udev->dev);
 	strcpy(card->driver, "Empia Em28xx Audio");
 	strcpy(card->shortname, "Em28xx Audio");
 	strcpy(card->longname, "Empia Em28xx Audio");
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index a1d6008efcbb..07c334f25aae 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -1155,23 +1155,23 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
-	const struct soc_camera_data_format *host_fmt, *cam_fmt = NULL;
-	const struct soc_camera_format_xlate *xlate;
+	const struct soc_camera_data_format *cam_fmt = NULL;
+	const struct soc_camera_format_xlate *xlate = NULL;
 	struct soc_camera_sense sense = {
 		.master_clock = pcdev->mclk,
 		.pixel_clock_max = pcdev->ciclk / 4,
 	};
-	int ret, buswidth;
+	int ret;
 
-	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
-	if (!xlate) {
-		dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
-		return -EINVAL;
-	}
+	if (pixfmt) {
+		xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
+		if (!xlate) {
+			dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
+			return -EINVAL;
+		}
 
-	buswidth = xlate->buswidth;
-	host_fmt = xlate->host_fmt;
-	cam_fmt = xlate->cam_fmt;
+		cam_fmt = xlate->cam_fmt;
+	}
 
 	/* If PCLK is used to latch data from the sensor, check sense */
 	if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
@@ -1201,8 +1201,8 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 	}
 
 	if (pixfmt && !ret) {
-		icd->buswidth = buswidth;
-		icd->current_fmt = host_fmt;
+		icd->buswidth = xlate->buswidth;
+		icd->current_fmt = xlate->host_fmt;
 	}
 
 	return ret;
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index 9a2586b07a05..ddcb81d0b81a 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -603,21 +603,18 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd,
 	const struct soc_camera_format_xlate *xlate;
 	int ret;
 
+	if (!pixfmt)
+		return icd->ops->set_fmt(icd, pixfmt, rect);
+
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (!xlate) {
 		dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
-	switch (pixfmt) {
-	case 0:				/* Only geometry change */
-		ret = icd->ops->set_fmt(icd, pixfmt, rect);
-		break;
-	default:
-		ret = icd->ops->set_fmt(icd, xlate->cam_fmt->fourcc, rect);
-	}
+	ret = icd->ops->set_fmt(icd, xlate->cam_fmt->fourcc, rect);
 
-	if (pixfmt && !ret) {
+	if (!ret) {
 		icd->buswidth = xlate->buswidth;
 		icd->current_fmt = xlate->host_fmt;
 		pcdev->camera_fmt = xlate->cam_fmt;
diff --git a/drivers/misc/hpilo.c b/drivers/misc/hpilo.c
index f26667a7abf7..cf991850f01b 100644
--- a/drivers/misc/hpilo.c
+++ b/drivers/misc/hpilo.c
@@ -710,6 +710,7 @@ out:
 
 static struct pci_device_id ilo_devices[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_COMPAQ, 0xB204) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_HP, 0x3307) },
 	{ }
 };
 MODULE_DEVICE_TABLE(pci, ilo_devices);
@@ -758,7 +759,7 @@ static void __exit ilo_exit(void)
 	class_destroy(ilo_class);
 }
 
-MODULE_VERSION("0.06");
+MODULE_VERSION("1.0");
 MODULE_ALIAS(ILO_NAME);
 MODULE_DESCRIPTION(ILO_NAME);
 MODULE_AUTHOR("David Altobelli <david.altobelli@hp.com>");
diff --git a/drivers/mtd/chips/map_rom.c b/drivers/mtd/chips/map_rom.c
index 821d0ed6bae3..c76d6e5f47ee 100644
--- a/drivers/mtd/chips/map_rom.c
+++ b/drivers/mtd/chips/map_rom.c
@@ -19,6 +19,7 @@ static int maprom_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
 static int maprom_write (struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
 static void maprom_nop (struct mtd_info *);
 static struct mtd_info *map_rom_probe(struct map_info *map);
+static int maprom_erase (struct mtd_info *mtd, struct erase_info *info);
 
 static struct mtd_chip_driver maprom_chipdrv = {
 	.probe	= map_rom_probe,
@@ -42,6 +43,7 @@ static struct mtd_info *map_rom_probe(struct map_info *map)
 	mtd->read = maprom_read;
 	mtd->write = maprom_write;
 	mtd->sync = maprom_nop;
+	mtd->erase = maprom_erase;
 	mtd->flags = MTD_CAP_ROM;
 	mtd->erasesize = map->size;
 	mtd->writesize = 1;
@@ -71,6 +73,12 @@ static int maprom_write (struct mtd_info *mtd, loff_t to, size_t len, size_t *re
 	return -EIO;
 }
 
+static int maprom_erase (struct mtd_info *mtd, struct erase_info *info)
+{
+	/* We do our best 8) */
+	return -EROFS;
+}
+
 static int __init map_rom_init(void)
 {
 	register_mtd_chip_driver(&maprom_chipdrv);
diff --git a/drivers/mtd/devices/slram.c b/drivers/mtd/devices/slram.c
index a425d09f35a0..00248e81ecd5 100644
--- a/drivers/mtd/devices/slram.c
+++ b/drivers/mtd/devices/slram.c
@@ -267,22 +267,28 @@ static int parse_cmdline(char *devname, char *szstart, char *szlength)
 	if (*(szlength) != '+') {
 		devlength = simple_strtoul(szlength, &buffer, 0);
 		devlength = handle_unit(devlength, buffer) - devstart;
+		if (devlength < devstart)
+			goto err_out;
+
+		devlength -= devstart;
 	} else {
 		devlength = simple_strtoul(szlength + 1, &buffer, 0);
 		devlength = handle_unit(devlength, buffer);
 	}
 	T("slram: devname=%s, devstart=0x%lx, devlength=0x%lx\n",
 			devname, devstart, devlength);
-	if ((devstart < 0) || (devlength < 0) || (devlength % SLRAM_BLK_SZ != 0)) {
-		E("slram: Illegal start / length parameter.\n");
-		return(-EINVAL);
-	}
+	if (devlength % SLRAM_BLK_SZ != 0)
+		goto err_out;
 
 	if ((devstart = register_device(devname, devstart, devlength))){
 		unregister_devices();
 		return((int)devstart);
 	}
 	return(0);
+
+err_out:
+	E("slram: Illegal length parameter.\n");
+	return(-EINVAL);
 }
 
 #ifndef MODULE
diff --git a/drivers/mtd/lpddr/Kconfig b/drivers/mtd/lpddr/Kconfig
index acd4ea9b2278..5a401d8047ab 100644
--- a/drivers/mtd/lpddr/Kconfig
+++ b/drivers/mtd/lpddr/Kconfig
@@ -12,6 +12,7 @@ config MTD_LPDDR
 	  DDR memories, intended for battery-operated systems.
 
 config MTD_QINFO_PROBE
+	depends on MTD_LPDDR
 	tristate "Detect flash chips by QINFO probe"
 	help
 	    Device Information for LPDDR chips is offered through the Overlay
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index 0225cbbf22de..043d50fb6ef6 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -491,7 +491,7 @@ config MTD_PCMCIA_ANONYMOUS
 
 config MTD_BFIN_ASYNC
 	tristate "Blackfin BF533-STAMP Flash Chip Support"
-	depends on BFIN533_STAMP && MTD_CFI
+	depends on BFIN533_STAMP && MTD_CFI && MTD_COMPLEX_MAPPINGS
 	select MTD_PARTITIONS
 	default y
 	help
diff --git a/drivers/mtd/maps/bfin-async-flash.c b/drivers/mtd/maps/bfin-async-flash.c
index 6fec86aaed7e..576611f605db 100644
--- a/drivers/mtd/maps/bfin-async-flash.c
+++ b/drivers/mtd/maps/bfin-async-flash.c
@@ -152,14 +152,18 @@ static int __devinit bfin_flash_probe(struct platform_device *pdev)
 
 	if (gpio_request(state->enet_flash_pin, DRIVER_NAME)) {
 		pr_devinit(KERN_ERR DRIVER_NAME ": Failed to request gpio %d\n", state->enet_flash_pin);
+		kfree(state);
 		return -EBUSY;
 	}
 	gpio_direction_output(state->enet_flash_pin, 1);
 
 	pr_devinit(KERN_NOTICE DRIVER_NAME ": probing %d-bit flash bus\n", state->map.bankwidth * 8);
 	state->mtd = do_map_probe(memory->name, &state->map);
-	if (!state->mtd)
+	if (!state->mtd) {
+		gpio_free(state->enet_flash_pin);
+		kfree(state);
 		return -ENXIO;
+	}
 
 #ifdef CONFIG_MTD_PARTITIONS
 	ret = parse_mtd_partitions(state->mtd, part_probe_types, &pdata->parts, 0);
diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c
index 5f7a245ed132..424f17d6ffd1 100644
--- a/drivers/mtd/maps/ck804xrom.c
+++ b/drivers/mtd/maps/ck804xrom.c
@@ -342,9 +342,9 @@ static struct pci_device_id ck804xrom_pci_tbl[] = {
 	{ 0, }
 };
 
+#if 0
 MODULE_DEVICE_TABLE(pci, ck804xrom_pci_tbl);
 
-#if 0
 static struct pci_driver ck804xrom_driver = {
 	.name =		MOD_NAME,
 	.id_table =	ck804xrom_pci_tbl,
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index 87743661d48e..4b122e7ab4b3 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -29,6 +29,7 @@ struct physmap_flash_info {
 	struct map_info		map[MAX_RESOURCES];
 #ifdef CONFIG_MTD_PARTITIONS
 	int			nr_parts;
+	struct mtd_partition	*parts;
 #endif
 };
 
@@ -45,25 +46,26 @@ static int physmap_flash_remove(struct platform_device *dev)
 
 	physmap_data = dev->dev.platform_data;
 
-#ifdef CONFIG_MTD_CONCAT
-	if (info->cmtd != info->mtd[0]) {
+#ifdef CONFIG_MTD_PARTITIONS
+	if (info->nr_parts) {
+		del_mtd_partitions(info->cmtd);
+		kfree(info->parts);
+	} else if (physmap_data->nr_parts)
+		del_mtd_partitions(info->cmtd);
+	else
 		del_mtd_device(info->cmtd);
+#else
+	del_mtd_device(info->cmtd);
+#endif
+
+#ifdef CONFIG_MTD_CONCAT
+	if (info->cmtd != info->mtd[0])
 		mtd_concat_destroy(info->cmtd);
-	}
 #endif
 
 	for (i = 0; i < MAX_RESOURCES; i++) {
-		if (info->mtd[i] != NULL) {
-#ifdef CONFIG_MTD_PARTITIONS
-			if (info->nr_parts || physmap_data->nr_parts)
-				del_mtd_partitions(info->mtd[i]);
-			else
-				del_mtd_device(info->mtd[i]);
-#else
-			del_mtd_device(info->mtd[i]);
-#endif
+		if (info->mtd[i] != NULL)
 			map_destroy(info->mtd[i]);
-		}
 	}
 	return 0;
 }
@@ -86,9 +88,6 @@ static int physmap_flash_probe(struct platform_device *dev)
 	int err = 0;
 	int i;
 	int devices_found = 0;
-#ifdef CONFIG_MTD_PARTITIONS
-	struct mtd_partition *parts;
-#endif
 
 	physmap_data = dev->dev.platform_data;
 	if (physmap_data == NULL)
@@ -167,10 +166,11 @@ static int physmap_flash_probe(struct platform_device *dev)
 		goto err_out;
 
 #ifdef CONFIG_MTD_PARTITIONS
-	err = parse_mtd_partitions(info->cmtd, part_probe_types, &parts, 0);
+	err = parse_mtd_partitions(info->cmtd, part_probe_types,
+				&info->parts, 0);
 	if (err > 0) {
-		add_mtd_partitions(info->cmtd, parts, err);
-		kfree(parts);
+		add_mtd_partitions(info->cmtd, info->parts, err);
+		info->nr_parts = err;
 		return 0;
 	}
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index b0ee86c62685..ab13ff22a8c0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -148,7 +148,7 @@ static void iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq)
 		pci_unmap_single(dev,
 				pci_unmap_addr(&txq->cmd[index]->meta, mapping),
 				pci_unmap_len(&txq->cmd[index]->meta, len),
-				PCI_DMA_TODEVICE);
+				PCI_DMA_BIDIRECTIONAL);
 
 	/* Unmap chunks, if any. */
 	for (i = 1; i < num_tbs; i++) {
@@ -964,7 +964,7 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	 * within command buffer array. */
 	txcmd_phys = pci_map_single(priv->pci_dev,
 				    out_cmd, sizeof(struct iwl_cmd),
-				    PCI_DMA_TODEVICE);
+				    PCI_DMA_BIDIRECTIONAL);
 	pci_unmap_addr_set(&out_cmd->meta, mapping, txcmd_phys);
 	pci_unmap_len_set(&out_cmd->meta, len, sizeof(struct iwl_cmd));
 	/* Add buffer containing Tx command and MAC(!) header to TFD's
@@ -1115,7 +1115,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 			IWL_MAX_SCAN_SIZE : sizeof(struct iwl_cmd);
 
 	phys_addr = pci_map_single(priv->pci_dev, out_cmd,
-				   len, PCI_DMA_TODEVICE);
+				   len, PCI_DMA_BIDIRECTIONAL);
 	pci_unmap_addr_set(&out_cmd->meta, mapping, phys_addr);
 	pci_unmap_len_set(&out_cmd->meta, len, len);
 	phys_addr += offsetof(struct iwl_cmd, hdr);
@@ -1212,7 +1212,7 @@ static void iwl_hcmd_queue_reclaim(struct iwl_priv *priv, int txq_id,
 	pci_unmap_single(priv->pci_dev,
 		pci_unmap_addr(&txq->cmd[cmd_idx]->meta, mapping),
 		pci_unmap_len(&txq->cmd[cmd_idx]->meta, len),
-		PCI_DMA_TODEVICE);
+		PCI_DMA_BIDIRECTIONAL);
 
 	for (idx = iwl_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx;
 	     q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index 519f5f91e765..5f333403c2ea 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -332,6 +332,14 @@ parse_dmar_table(void)
 	entry_header = (struct acpi_dmar_header *)(dmar + 1);
 	while (((unsigned long)entry_header) <
 			(((unsigned long)dmar) + dmar_tbl->length)) {
+		/* Avoid looping forever on bad ACPI tables */
+		if (entry_header->length == 0) {
+			printk(KERN_WARNING PREFIX
+				"Invalid 0-length structure\n");
+			ret = -EINVAL;
+			break;
+		}
+
 		dmar_table_print_dmar_entry(entry_header);
 
 		switch (entry_header->type) {
@@ -494,7 +502,7 @@ int alloc_iommu(struct dmar_drhd_unit *drhd)
 	int map_size;
 	u32 ver;
 	static int iommu_allocated = 0;
-	int agaw;
+	int agaw = 0;
 
 	iommu = kzalloc(sizeof(*iommu), GFP_KERNEL);
 	if (!iommu)
@@ -510,6 +518,7 @@ int alloc_iommu(struct dmar_drhd_unit *drhd)
 	iommu->cap = dmar_readq(iommu->reg + DMAR_CAP_REG);
 	iommu->ecap = dmar_readq(iommu->reg + DMAR_ECAP_REG);
 
+#ifdef CONFIG_DMAR
 	agaw = iommu_calculate_agaw(iommu);
 	if (agaw < 0) {
 		printk(KERN_ERR
@@ -517,6 +526,7 @@ int alloc_iommu(struct dmar_drhd_unit *drhd)
 			iommu->seq_id);
 		goto error;
 	}
+#endif
 	iommu->agaw = agaw;
 
 	/* the registers might be more than one page */
@@ -574,19 +584,49 @@ static inline void reclaim_free_desc(struct q_inval *qi)
 	}
 }
 
+static int qi_check_fault(struct intel_iommu *iommu, int index)
+{
+	u32 fault;
+	int head;
+	struct q_inval *qi = iommu->qi;
+	int wait_index = (index + 1) % QI_LENGTH;
+
+	fault = readl(iommu->reg + DMAR_FSTS_REG);
+
+	/*
+	 * If IQE happens, the head points to the descriptor associated
+	 * with the error. No new descriptors are fetched until the IQE
+	 * is cleared.
+	 */
+	if (fault & DMA_FSTS_IQE) {
+		head = readl(iommu->reg + DMAR_IQH_REG);
+		if ((head >> 4) == index) {
+			memcpy(&qi->desc[index], &qi->desc[wait_index],
+					sizeof(struct qi_desc));
+			__iommu_flush_cache(iommu, &qi->desc[index],
+					sizeof(struct qi_desc));
+			writel(DMA_FSTS_IQE, iommu->reg + DMAR_FSTS_REG);
+			return -EINVAL;
+		}
+	}
+
+	return 0;
+}
+
 /*
  * Submit the queued invalidation descriptor to the remapping
  * hardware unit and wait for its completion.
  */
-void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu)
+int qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu)
 {
+	int rc = 0;
 	struct q_inval *qi = iommu->qi;
 	struct qi_desc *hw, wait_desc;
 	int wait_index, index;
 	unsigned long flags;
 
 	if (!qi)
-		return;
+		return 0;
 
 	hw = qi->desc;
 
@@ -604,7 +644,8 @@ void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu)
 
 	hw[index] = *desc;
 
-	wait_desc.low = QI_IWD_STATUS_DATA(2) | QI_IWD_STATUS_WRITE | QI_IWD_TYPE;
+	wait_desc.low = QI_IWD_STATUS_DATA(QI_DONE) |
+			QI_IWD_STATUS_WRITE | QI_IWD_TYPE;
 	wait_desc.high = virt_to_phys(&qi->desc_status[wait_index]);
 
 	hw[wait_index] = wait_desc;
@@ -615,13 +656,11 @@ void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu)
 	qi->free_head = (qi->free_head + 2) % QI_LENGTH;
 	qi->free_cnt -= 2;
 
-	spin_lock(&iommu->register_lock);
 	/*
 	 * update the HW tail register indicating the presence of
 	 * new descriptors.
 	 */
 	writel(qi->free_head << 4, iommu->reg + DMAR_IQT_REG);
-	spin_unlock(&iommu->register_lock);
 
 	while (qi->desc_status[wait_index] != QI_DONE) {
 		/*
@@ -631,15 +670,21 @@ void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu)
 		 * a deadlock where the interrupt context can wait indefinitely
 		 * for free slots in the queue.
 		 */
+		rc = qi_check_fault(iommu, index);
+		if (rc)
+			goto out;
+
 		spin_unlock(&qi->q_lock);
 		cpu_relax();
 		spin_lock(&qi->q_lock);
 	}
-
-	qi->desc_status[index] = QI_DONE;
+out:
+	qi->desc_status[index] = qi->desc_status[wait_index] = QI_DONE;
 
 	reclaim_free_desc(qi);
 	spin_unlock_irqrestore(&qi->q_lock, flags);
+
+	return rc;
 }
 
 /*
@@ -652,13 +697,13 @@ void qi_global_iec(struct intel_iommu *iommu)
 	desc.low = QI_IEC_TYPE;
 	desc.high = 0;
 
+	/* should never fail */
 	qi_submit_sync(&desc, iommu);
 }
 
 int qi_flush_context(struct intel_iommu *iommu, u16 did, u16 sid, u8 fm,
 		     u64 type, int non_present_entry_flush)
 {
-
 	struct qi_desc desc;
 
 	if (non_present_entry_flush) {
@@ -672,10 +717,7 @@ int qi_flush_context(struct intel_iommu *iommu, u16 did, u16 sid, u8 fm,
 			| QI_CC_GRAN(type) | QI_CC_TYPE;
 	desc.high = 0;
 
-	qi_submit_sync(&desc, iommu);
-
-	return 0;
-
+	return qi_submit_sync(&desc, iommu);
 }
 
 int qi_flush_iotlb(struct intel_iommu *iommu, u16 did, u64 addr,
@@ -705,10 +747,7 @@ int qi_flush_iotlb(struct intel_iommu *iommu, u16 did, u64 addr,
 	desc.high = QI_IOTLB_ADDR(addr) | QI_IOTLB_IH(ih)
 		| QI_IOTLB_AM(size_order);
 
-	qi_submit_sync(&desc, iommu);
-
-	return 0;
-
+	return qi_submit_sync(&desc, iommu);
 }
 
 /*
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index db85284ffb62..39ae37589fda 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -111,6 +111,7 @@ struct controller {
 	int cmd_busy;
 	unsigned int no_cmd_complete:1;
 	unsigned int link_active_reporting:1;
+	unsigned int notification_enabled:1;
 };
 
 #define INT_BUTTON_IGNORE		0
@@ -170,6 +171,7 @@ extern int pciehp_configure_device(struct slot *p_slot);
 extern int pciehp_unconfigure_device(struct slot *p_slot);
 extern void pciehp_queue_pushbutton_work(struct work_struct *work);
 struct controller *pcie_init(struct pcie_device *dev);
+int pcie_init_notification(struct controller *ctrl);
 int pciehp_enable_slot(struct slot *p_slot);
 int pciehp_disable_slot(struct slot *p_slot);
 int pcie_enable_notification(struct controller *ctrl);
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index c2485542f543..681e3912b821 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -434,6 +434,13 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
 		goto err_out_release_ctlr;
 	}
 
+	/* Enable events after we have setup the data structures */
+	rc = pcie_init_notification(ctrl);
+	if (rc) {
+		ctrl_err(ctrl, "Notification initialization failed\n");
+		goto err_out_release_ctlr;
+	}
+
 	/* Check if slot is occupied */
 	t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset);
 	t_slot->hpc_ops->get_adapter_status(t_slot, &value);
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 71a8012886b0..7a16c6897bb9 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -934,7 +934,7 @@ static void pcie_disable_notification(struct controller *ctrl)
 		ctrl_warn(ctrl, "Cannot disable software notification\n");
 }
 
-static int pcie_init_notification(struct controller *ctrl)
+int pcie_init_notification(struct controller *ctrl)
 {
 	if (pciehp_request_irq(ctrl))
 		return -1;
@@ -942,13 +942,17 @@ static int pcie_init_notification(struct controller *ctrl)
 		pciehp_free_irq(ctrl);
 		return -1;
 	}
+	ctrl->notification_enabled = 1;
 	return 0;
 }
 
 static void pcie_shutdown_notification(struct controller *ctrl)
 {
-	pcie_disable_notification(ctrl);
-	pciehp_free_irq(ctrl);
+	if (ctrl->notification_enabled) {
+		pcie_disable_notification(ctrl);
+		pciehp_free_irq(ctrl);
+		ctrl->notification_enabled = 0;
+	}
 }
 
 static int pcie_init_slot(struct controller *ctrl)
@@ -1110,13 +1114,8 @@ struct controller *pcie_init(struct pcie_device *dev)
 	if (pcie_init_slot(ctrl))
 		goto abort_ctrl;
 
-	if (pcie_init_notification(ctrl))
-		goto abort_slot;
-
 	return ctrl;
 
-abort_slot:
-	pcie_cleanup_slot(ctrl);
 abort_ctrl:
 	kfree(ctrl);
 abort:
diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c
index 5a57753ea9fc..8e44db040db7 100644
--- a/drivers/pci/intr_remapping.c
+++ b/drivers/pci/intr_remapping.c
@@ -208,7 +208,7 @@ int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
 	return index;
 }
 
-static void qi_flush_iec(struct intel_iommu *iommu, int index, int mask)
+static int qi_flush_iec(struct intel_iommu *iommu, int index, int mask)
 {
 	struct qi_desc desc;
 
@@ -216,7 +216,7 @@ static void qi_flush_iec(struct intel_iommu *iommu, int index, int mask)
 		   | QI_IEC_SELECTIVE;
 	desc.high = 0;
 
-	qi_submit_sync(&desc, iommu);
+	return qi_submit_sync(&desc, iommu);
 }
 
 int map_irq_to_irte_handle(int irq, u16 *sub_handle)
@@ -284,6 +284,7 @@ int clear_irte_irq(int irq, struct intel_iommu *iommu, u16 index)
 
 int modify_irte(int irq, struct irte *irte_modified)
 {
+	int rc;
 	int index;
 	struct irte *irte;
 	struct intel_iommu *iommu;
@@ -304,14 +305,15 @@ int modify_irte(int irq, struct irte *irte_modified)
 	set_64bit((unsigned long *)irte, irte_modified->low | (1 << 1));
 	__iommu_flush_cache(iommu, irte, sizeof(*irte));
 
-	qi_flush_iec(iommu, index, 0);
-
+	rc = qi_flush_iec(iommu, index, 0);
 	spin_unlock(&irq_2_ir_lock);
-	return 0;
+
+	return rc;
 }
 
 int flush_irte(int irq)
 {
+	int rc;
 	int index;
 	struct intel_iommu *iommu;
 	struct irq_2_iommu *irq_iommu;
@@ -327,10 +329,10 @@ int flush_irte(int irq)
 
 	index = irq_iommu->irte_index + irq_iommu->sub_handle;
 
-	qi_flush_iec(iommu, index, irq_iommu->irte_mask);
+	rc = qi_flush_iec(iommu, index, irq_iommu->irte_mask);
 	spin_unlock(&irq_2_ir_lock);
 
-	return 0;
+	return rc;
 }
 
 struct intel_iommu *map_ioapic_to_ir(int apic)
@@ -356,6 +358,7 @@ struct intel_iommu *map_dev_to_ir(struct pci_dev *dev)
 
 int free_irte(int irq)
 {
+	int rc = 0;
 	int index, i;
 	struct irte *irte;
 	struct intel_iommu *iommu;
@@ -376,7 +379,7 @@ int free_irte(int irq)
 	if (!irq_iommu->sub_handle) {
 		for (i = 0; i < (1 << irq_iommu->irte_mask); i++)
 			set_64bit((unsigned long *)irte, 0);
-		qi_flush_iec(iommu, index, irq_iommu->irte_mask);
+		rc = qi_flush_iec(iommu, index, irq_iommu->irte_mask);
 	}
 
 	irq_iommu->iommu = NULL;
@@ -386,7 +389,7 @@ int free_irte(int irq)
 
 	spin_unlock(&irq_2_ir_lock);
 
-	return 0;
+	return rc;
 }
 
 static void iommu_set_intr_remapping(struct intel_iommu *iommu, int mode)
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index aac7006949f1..d0c973685868 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -108,6 +108,34 @@ int pci_cleanup_aer_correct_error_status(struct pci_dev *dev)
 }
 #endif  /*  0  */
 
+
+static void set_device_error_reporting(struct pci_dev *dev, void *data)
+{
+	bool enable = *((bool *)data);
+
+	if (dev->pcie_type != PCIE_RC_PORT &&
+	    dev->pcie_type != PCIE_SW_UPSTREAM_PORT &&
+	    dev->pcie_type != PCIE_SW_DOWNSTREAM_PORT)
+		return;
+
+	if (enable)
+		pci_enable_pcie_error_reporting(dev);
+	else
+		pci_disable_pcie_error_reporting(dev);
+}
+
+/**
+ * set_downstream_devices_error_reporting - enable/disable the error reporting  bits on the root port and its downstream ports.
+ * @dev: pointer to root port's pci_dev data structure
+ * @enable: true = enable error reporting, false = disable error reporting.
+ */
+static void set_downstream_devices_error_reporting(struct pci_dev *dev,
+						   bool enable)
+{
+	set_device_error_reporting(dev, &enable);
+	pci_walk_bus(dev->subordinate, set_device_error_reporting, &enable);
+}
+
 static int find_device_iter(struct device *device, void *data)
 {
 	struct pci_dev *dev;
@@ -525,15 +553,11 @@ void aer_enable_rootport(struct aer_rpc *rpc)
 	pci_read_config_dword(pdev, aer_pos + PCI_ERR_UNCOR_STATUS, &reg32);
 	pci_write_config_dword(pdev, aer_pos + PCI_ERR_UNCOR_STATUS, reg32);
 
-	/* Enable Root Port device reporting error itself */
-	pci_read_config_word(pdev, pos+PCI_EXP_DEVCTL, &reg16);
-	reg16 = reg16 |
-		PCI_EXP_DEVCTL_CERE |
-		PCI_EXP_DEVCTL_NFERE |
-		PCI_EXP_DEVCTL_FERE |
-		PCI_EXP_DEVCTL_URRE;
-	pci_write_config_word(pdev, pos+PCI_EXP_DEVCTL,
-		reg16);
+	/*
+	 * Enable error reporting for the root port device and downstream port
+	 * devices.
+	 */
+	set_downstream_devices_error_reporting(pdev, true);
 
 	/* Enable Root Port's interrupt in response to error messages */
 	pci_write_config_dword(pdev,
@@ -553,6 +577,12 @@ static void disable_root_aer(struct aer_rpc *rpc)
 	u32 reg32;
 	int pos;
 
+	/*
+	 * Disable error reporting for the root port device and downstream port
+	 * devices.
+	 */
+	set_downstream_devices_error_reporting(pdev, false);
+
 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR);
 	/* Disable Root's interrupt in response to error messages */
 	pci_write_config_dword(pdev, pos + PCI_ERR_ROOT_COMMAND, 0);
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index f9b874eaeb9f..248b4db91552 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -97,8 +97,6 @@ static int __devinit pcie_portdrv_probe (struct pci_dev *dev,
 
 	pcie_portdrv_save_config(dev);
 
-	pci_enable_pcie_error_reporting(dev);
-
 	return 0;
 }
 
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index baad093aafe3..f20d55368edb 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1584,6 +1584,7 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_SERVERWORKS,   PCI_DEVICE_ID_SERVERWORKS_
  */
 #define AMD_813X_MISC			0x40
 #define AMD_813X_NOIOAMODE		(1<<0)
+#define AMD_813X_REV_B2			0x13
 
 static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev)
 {
@@ -1591,6 +1592,8 @@ static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev)
 
 	if (noioapicquirk)
 		return;
+	if (dev->revision == AMD_813X_REV_B2)
+		return;
 
 	pci_read_config_dword(dev, AMD_813X_MISC, &pci_config_dword);
 	pci_config_dword &= ~AMD_813X_NOIOAMODE;
@@ -1981,7 +1984,6 @@ static void __devinit quirk_msi_ht_cap(struct pci_dev *dev)
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE,
 			quirk_msi_ht_cap);
 
-
 /* The nVidia CK804 chipset may have 2 HT MSI mappings.
  * MSI are supported if the MSI capability set in any of these mappings.
  */
@@ -2032,6 +2034,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS,
 			 PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,
 			 ht_enable_msi_mapping);
 
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8132_BRIDGE,
+			 ht_enable_msi_mapping);
+
 /* The P5N32-SLI Premium motherboard from Asus has a problem with msi
  * for the MCP55 NIC. It is not yet determined whether the msi problem
  * also affects other devices. As for now, turn off msi for this device.
@@ -2048,10 +2053,100 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_NVIDIA,
 			PCI_DEVICE_ID_NVIDIA_NVENET_15,
 			nvenet_msi_disable);
 
-static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
+static void __devinit nv_ht_enable_msi_mapping(struct pci_dev *dev)
 {
 	struct pci_dev *host_bridge;
+	int pos;
+	int i, dev_no;
+	int found = 0;
+
+	dev_no = dev->devfn >> 3;
+	for (i = dev_no; i >= 0; i--) {
+		host_bridge = pci_get_slot(dev->bus, PCI_DEVFN(i, 0));
+		if (!host_bridge)
+			continue;
+
+		pos = pci_find_ht_capability(host_bridge, HT_CAPTYPE_SLAVE);
+		if (pos != 0) {
+			found = 1;
+			break;
+		}
+		pci_dev_put(host_bridge);
+	}
+
+	if (!found)
+		return;
+
+	/* root did that ! */
+	if (msi_ht_cap_enabled(host_bridge))
+		goto out;
+
+	ht_enable_msi_mapping(dev);
+
+out:
+	pci_dev_put(host_bridge);
+}
+
+static void __devinit ht_disable_msi_mapping(struct pci_dev *dev)
+{
+	int pos, ttl = 48;
+
+	pos = pci_find_ht_capability(dev, HT_CAPTYPE_MSI_MAPPING);
+	while (pos && ttl--) {
+		u8 flags;
+
+		if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
+					 &flags) == 0) {
+			dev_info(&dev->dev, "Enabling HT MSI Mapping\n");
+
+			pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
+					      flags & ~HT_MSI_FLAGS_ENABLE);
+		}
+		pos = pci_find_next_ht_capability(dev, pos,
+						  HT_CAPTYPE_MSI_MAPPING);
+	}
+}
+
+static int __devinit ht_check_msi_mapping(struct pci_dev *dev)
+{
 	int pos, ttl = 48;
+	int found = 0;
+
+	/* check if there is HT MSI cap or enabled on this device */
+	pos = pci_find_ht_capability(dev, HT_CAPTYPE_MSI_MAPPING);
+	while (pos && ttl--) {
+		u8 flags;
+
+		if (found < 1)
+			found = 1;
+		if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
+					 &flags) == 0) {
+			if (flags & HT_MSI_FLAGS_ENABLE) {
+				if (found < 2) {
+					found = 2;
+					break;
+				}
+			}
+		}
+		pos = pci_find_next_ht_capability(dev, pos,
+						  HT_CAPTYPE_MSI_MAPPING);
+	}
+
+	return found;
+}
+
+static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
+{
+	struct pci_dev *host_bridge;
+	int pos;
+	int found;
+
+	/* check if there is HT MSI cap or enabled on this device */
+	found = ht_check_msi_mapping(dev);
+
+	/* no HT MSI CAP */
+	if (found == 0)
+		return;
 
 	/*
 	 * HT MSI mapping should be disabled on devices that are below
@@ -2067,24 +2162,19 @@ static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
 	pos = pci_find_ht_capability(host_bridge, HT_CAPTYPE_SLAVE);
 	if (pos != 0) {
 		/* Host bridge is to HT */
-		ht_enable_msi_mapping(dev);
+		if (found == 1) {
+			/* it is not enabled, try to enable it */
+			nv_ht_enable_msi_mapping(dev);
+		}
 		return;
 	}
 
-	/* Host bridge is not to HT, disable HT MSI mapping on this device */
-	pos = pci_find_ht_capability(dev, HT_CAPTYPE_MSI_MAPPING);
-	while (pos && ttl--) {
-		u8 flags;
+	/* HT MSI is not enabled */
+	if (found == 1)
+		return;
 
-		if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
-					 &flags) == 0) {
-			dev_info(&dev->dev, "Disabling HT MSI mapping");
-			pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
-					      flags & ~HT_MSI_FLAGS_ENABLE);
-		}
-		pos = pci_find_next_ht_capability(dev, pos,
-						  HT_CAPTYPE_MSI_MAPPING);
-	}
+	/* Host bridge is not to HT, disable HT MSI mapping on this device */
+	ht_disable_msi_mapping(dev);
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, nv_msi_ht_cap_quirk);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_ANY_ID, nv_msi_ht_cap_quirk);
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index 3599828b9766..022e89ffec1d 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -133,7 +133,7 @@
 # define SCSPTR3	0xffed0024	/* 16 bit SCIF */
 # define SCSPTR4	0xffee0024	/* 16 bit SCIF */
 # define SCSPTR5	0xffef0024	/* 16 bit SCIF */
-# define SCIF_OPER	0x0001		/* Overrun error bit */
+# define SCIF_ORER	0x0001		/* Overrun error bit */
 # define SCSCR_INIT(port)	0x3a	/* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7201) || \
       defined(CONFIG_CPU_SUBTYPE_SH7203) || \
diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index ab69c1bf36a8..c2747bc88c6f 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -2164,19 +2164,20 @@ static void __exit panel_cleanup_module(void)
 	if (scan_timer.function != NULL)
 		del_timer(&scan_timer);
 
-	if (keypad_enabled)
-		misc_deregister(&keypad_dev);
+	if (pprt != NULL) {
+		if (keypad_enabled)
+			misc_deregister(&keypad_dev);
+
+		if (lcd_enabled) {
+			panel_lcd_print("\x0cLCD driver " PANEL_VERSION
+					"\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-");
+			misc_deregister(&lcd_dev);
+		}
 
-	if (lcd_enabled) {
-		panel_lcd_print("\x0cLCD driver " PANEL_VERSION
-				"\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-");
-		misc_deregister(&lcd_dev);
+		/* TODO: free all input signals */
+		parport_release(pprt);
+		parport_unregister_device(pprt);
 	}
-
-	/* TODO: free all input signals */
-
-	parport_release(pprt);
-	parport_unregister_device(pprt);
 	parport_unregister_driver(&panel_driver);
 }
 
diff --git a/drivers/staging/rtl8187se/Kconfig b/drivers/staging/rtl8187se/Kconfig
index 79c225acd1ad..f636296b54bc 100644
--- a/drivers/staging/rtl8187se/Kconfig
+++ b/drivers/staging/rtl8187se/Kconfig
@@ -1,5 +1,6 @@
 config RTL8187SE
 	tristate "RealTek RTL8187SE Wireless LAN NIC driver"
 	depends on PCI
+	depends on WIRELESS_EXT && COMPAT_NET_DEV_OPS
 	default N
 	---help---
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
index af64cfbe16db..7370296225e1 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
@@ -234,20 +234,21 @@ out:
 void ieee80211_crypto_deinit(void)
 {
 	struct list_head *ptr, *n;
+	struct ieee80211_crypto_alg *alg = NULL;
 
 	if (hcrypt == NULL)
 		return;
 
-	for (ptr = hcrypt->algs.next, n = ptr->next; ptr != &hcrypt->algs;
-	     ptr = n, n = ptr->next) {
-		struct ieee80211_crypto_alg *alg =
-			(struct ieee80211_crypto_alg *) ptr;
-		list_del(ptr);
-		printk(KERN_DEBUG "ieee80211_crypt: unregistered algorithm "
-		       "'%s' (deinit)\n", alg->ops->name);
-		kfree(alg);
+	list_for_each_safe(ptr, n, &hcrypt->algs) {
+		alg = list_entry(ptr, struct ieee80211_crypto_alg, list);
+		if (alg) {
+			list_del(ptr);
+			printk(KERN_DEBUG
+			       "ieee80211_crypt: unregistered algorithm '%s' (deinit)\n",
+			       alg->ops->name);
+			kfree(alg);
+		}
 	}
-
 	kfree(hcrypt);
 }
 
diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c
index 94534955e38b..66de5cc8ddf1 100644
--- a/drivers/staging/rtl8187se/r8180_core.c
+++ b/drivers/staging/rtl8187se/r8180_core.c
@@ -6161,10 +6161,10 @@ static void __exit rtl8180_pci_module_exit(void)
 {
 	pci_unregister_driver (&rtl8180_pci_driver);
 	rtl8180_proc_module_remove();
-	ieee80211_crypto_deinit();
 	ieee80211_crypto_tkip_exit();
 	ieee80211_crypto_ccmp_exit();
 	ieee80211_crypto_wep_exit();
+	ieee80211_crypto_deinit();
 	DMESG("Exiting");
 }
 
diff --git a/drivers/staging/winbond/wbusb.c b/drivers/staging/winbond/wbusb.c
index b003f9a7e151..f716b2e92b65 100644
--- a/drivers/staging/winbond/wbusb.c
+++ b/drivers/staging/winbond/wbusb.c
@@ -319,16 +319,18 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
 	struct usb_device *udev = interface_to_usbdev(intf);
 	struct wbsoft_priv *priv;
 	struct ieee80211_hw *dev;
-	int err;
+	int nr, err;
 
 	usb_get_dev(udev);
 
 	// 20060630.2 Check the device if it already be opened
-	err = usb_control_msg(udev, usb_rcvctrlpipe( udev, 0 ),
-			      0x01, USB_TYPE_VENDOR|USB_RECIP_DEVICE|USB_DIR_IN,
-			      0x0, 0x400, &ltmp, 4, HZ*100 );
-	if (err)
+	nr = usb_control_msg(udev, usb_rcvctrlpipe( udev, 0 ),
+			     0x01, USB_TYPE_VENDOR|USB_RECIP_DEVICE|USB_DIR_IN,
+			     0x0, 0x400, &ltmp, 4, HZ*100 );
+	if (nr < 0) {
+		err = nr;
 		goto error;
+	}
 
 	ltmp = cpu_to_le32(ltmp);
 	if (ltmp) {  // Is already initialized?
@@ -337,8 +339,10 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
 	}
 
 	dev = ieee80211_alloc_hw(sizeof(*priv), &wbsoft_ops);
-	if (!dev)
+	if (!dev) {
+		err = -ENOMEM;
 		goto error;
+	}
 
 	priv = dev->priv;
 
@@ -369,9 +373,11 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
 	}
 
 	dev->extra_tx_headroom = 12;	/* FIXME */
-	dev->flags = 0;
+	dev->flags = IEEE80211_HW_SIGNAL_UNSPEC;
+	dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
 
 	dev->channel_change_time = 1000;
+	dev->max_signal = 100;
 	dev->queues = 1;
 
 	dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &wbsoft_band_2GHz;
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 326dd7f65ee9..b3d5a23ab56f 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1376,6 +1376,15 @@ static struct usb_device_id acm_ids[] = {
 	{ USB_DEVICE(0x0572, 0x1324), /* Conexant USB MODEM RD02-D400 */
 	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
 	},
+	{ USB_DEVICE(0x22b8, 0x6425), /* Motorola MOTOMAGX phones */
+	},
+	{ USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */
+	.driver_info = NO_UNION_NORMAL, /* union descriptor misplaced on
+					   data interface instead of
+					   communications interface.
+					   Maybe we should define a new
+					   quirk for this. */
+	},
 
 	/* control interfaces with various AT-command sets */
 	{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 31fb204f44c6..49e7f56e0d7f 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -653,7 +653,7 @@ int usb_get_descriptor(struct usb_device *dev, unsigned char type,
 		if (result <= 0 && result != -ETIMEDOUT)
 			continue;
 		if (result > 1 && ((u8 *)buf)[1] != type) {
-			result = -EPROTO;
+			result = -ENODATA;
 			continue;
 		}
 		break;
@@ -696,8 +696,13 @@ static int usb_get_string(struct usb_device *dev, unsigned short langid,
 			USB_REQ_GET_DESCRIPTOR, USB_DIR_IN,
 			(USB_DT_STRING << 8) + index, langid, buf, size,
 			USB_CTRL_GET_TIMEOUT);
-		if (!(result == 0 || result == -EPIPE))
-			break;
+		if (result == 0 || result == -EPIPE)
+			continue;
+		if (result > 1 && ((u8 *) buf)[1] != USB_DT_STRING) {
+			result = -ENODATA;
+			continue;
+		}
+		break;
 	}
 	return result;
 }
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 3219d137340a..e55fef52a5dc 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -191,6 +191,7 @@ config USB_GADGET_OMAP
 	boolean "OMAP USB Device Controller"
 	depends on ARCH_OMAP
 	select ISP1301_OMAP if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_H4_OTG
+	select USB_OTG_UTILS if ARCH_OMAP
 	help
 	   Many Texas Instruments OMAP processors have flexible full
 	   speed USB device controllers, with support for up to 30
diff --git a/drivers/usb/gadget/f_obex.c b/drivers/usb/gadget/f_obex.c
index 80c2e7e9622f..38aa896cc5db 100644
--- a/drivers/usb/gadget/f_obex.c
+++ b/drivers/usb/gadget/f_obex.c
@@ -366,9 +366,9 @@ obex_bind(struct usb_configuration *c, struct usb_function *f)
 		f->hs_descriptors = usb_copy_descriptors(hs_function);
 
 		obex->hs.obex_in = usb_find_endpoint(hs_function,
-				f->descriptors, &obex_hs_ep_in_desc);
+				f->hs_descriptors, &obex_hs_ep_in_desc);
 		obex->hs.obex_out = usb_find_endpoint(hs_function,
-				f->descriptors, &obex_hs_ep_out_desc);
+				f->hs_descriptors, &obex_hs_ep_out_desc);
 	}
 
 	/* Avoid letting this gadget enumerate until the userspace
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index b10fa31cc915..1ab9dac7e12d 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -3879,7 +3879,11 @@ static int __init check_parameters(struct fsg_dev *fsg)
 	mod_data.protocol_type = USB_SC_SCSI;
 	mod_data.protocol_name = "Transparent SCSI";
 
-	if (gadget_is_sh(fsg->gadget))
+	/* Some peripheral controllers are known not to be able to
+	 * halt bulk endpoints correctly.  If one of them is present,
+	 * disable stalls.
+	 */
+	if (gadget_is_sh(fsg->gadget) || gadget_is_at91(fsg->gadget))
 		mod_data.can_stall = 0;
 
 	if (mod_data.release == 0xffff) {	// Parameter wasn't set
diff --git a/drivers/usb/gadget/fsl_usb2_udc.c b/drivers/usb/gadget/fsl_usb2_udc.c
index f3c6703cffda..d8d9a52a44b3 100644
--- a/drivers/usb/gadget/fsl_usb2_udc.c
+++ b/drivers/usb/gadget/fsl_usb2_udc.c
@@ -404,7 +404,10 @@ static void struct_ep_qh_setup(struct fsl_udc *udc, unsigned char ep_num,
 	}
 	if (zlt)
 		tmp |= EP_QUEUE_HEAD_ZLT_SEL;
+
 	p_QH->max_pkt_length = cpu_to_le32(tmp);
+	p_QH->next_dtd_ptr = 1;
+	p_QH->size_ioc_int_sts = 0;
 
 	return;
 }
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 4725d15d096f..e551bb38852b 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -485,6 +485,7 @@ static int ehci_init(struct usb_hcd *hcd)
 	 * periodic_size can shrink by USBCMD update if hcc_params allows.
 	 */
 	ehci->periodic_size = DEFAULT_I_TDPS;
+	INIT_LIST_HEAD(&ehci->cached_itd_list);
 	if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0)
 		return retval;
 
@@ -497,6 +498,7 @@ static int ehci_init(struct usb_hcd *hcd)
 
 	ehci->reclaim = NULL;
 	ehci->next_uframe = -1;
+	ehci->clock_frame = -1;
 
 	/*
 	 * dedicate a qh for the async ring head, since we couldn't unlink
diff --git a/drivers/usb/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c
index 0431397836f6..10d52919abbb 100644
--- a/drivers/usb/host/ehci-mem.c
+++ b/drivers/usb/host/ehci-mem.c
@@ -128,6 +128,7 @@ static inline void qh_put (struct ehci_qh *qh)
 
 static void ehci_mem_cleanup (struct ehci_hcd *ehci)
 {
+	free_cached_itd_list(ehci);
 	if (ehci->async)
 		qh_put (ehci->async);
 	ehci->async = NULL;
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index a081ee65bde6..07bcb931021b 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1004,7 +1004,8 @@ iso_stream_put(struct ehci_hcd *ehci, struct ehci_iso_stream *stream)
 
 		is_in = (stream->bEndpointAddress & USB_DIR_IN) ? 0x10 : 0;
 		stream->bEndpointAddress &= 0x0f;
-		stream->ep->hcpriv = NULL;
+		if (stream->ep)
+			stream->ep->hcpriv = NULL;
 
 		if (stream->rescheduled) {
 			ehci_info (ehci, "ep%d%s-iso rescheduled "
@@ -1653,14 +1654,28 @@ itd_complete (
 			(stream->bEndpointAddress & USB_DIR_IN) ? "in" : "out");
 	}
 	iso_stream_put (ehci, stream);
-	/* OK to recycle this ITD now that its completion callback ran. */
+
 done:
 	usb_put_urb(urb);
 	itd->urb = NULL;
-	itd->stream = NULL;
-	list_move(&itd->itd_list, &stream->free_list);
-	iso_stream_put(ehci, stream);
-
+	if (ehci->clock_frame != itd->frame || itd->index[7] != -1) {
+		/* OK to recycle this ITD now. */
+		itd->stream = NULL;
+		list_move(&itd->itd_list, &stream->free_list);
+		iso_stream_put(ehci, stream);
+	} else {
+		/* HW might remember this ITD, so we can't recycle it yet.
+		 * Move it to a safe place until a new frame starts.
+		 */
+		list_move(&itd->itd_list, &ehci->cached_itd_list);
+		if (stream->refcount == 2) {
+			/* If iso_stream_put() were called here, stream
+			 * would be freed.  Instead, just prevent reuse.
+			 */
+			stream->ep->hcpriv = NULL;
+			stream->ep = NULL;
+		}
+	}
 	return retval;
 }
 
@@ -2101,6 +2116,20 @@ done:
 
 /*-------------------------------------------------------------------------*/
 
+static void free_cached_itd_list(struct ehci_hcd *ehci)
+{
+	struct ehci_itd *itd, *n;
+
+	list_for_each_entry_safe(itd, n, &ehci->cached_itd_list, itd_list) {
+		struct ehci_iso_stream	*stream = itd->stream;
+		itd->stream = NULL;
+		list_move(&itd->itd_list, &stream->free_list);
+		iso_stream_put(ehci, stream);
+	}
+}
+
+/*-------------------------------------------------------------------------*/
+
 static void
 scan_periodic (struct ehci_hcd *ehci)
 {
@@ -2115,10 +2144,17 @@ scan_periodic (struct ehci_hcd *ehci)
 	 * Touches as few pages as possible:  cache-friendly.
 	 */
 	now_uframe = ehci->next_uframe;
-	if (HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
+	if (HC_IS_RUNNING(ehci_to_hcd(ehci)->state)) {
 		clock = ehci_readl(ehci, &ehci->regs->frame_index);
-	else
+		clock_frame = (clock >> 3) % ehci->periodic_size;
+	} else  {
 		clock = now_uframe + mod - 1;
+		clock_frame = -1;
+	}
+	if (ehci->clock_frame != clock_frame) {
+		free_cached_itd_list(ehci);
+		ehci->clock_frame = clock_frame;
+	}
 	clock %= mod;
 	clock_frame = clock >> 3;
 
@@ -2277,6 +2313,10 @@ restart:
 			/* rescan the rest of this frame, then ... */
 			clock = now;
 			clock_frame = clock >> 3;
+			if (ehci->clock_frame != clock_frame) {
+				free_cached_itd_list(ehci);
+				ehci->clock_frame = clock_frame;
+			}
 		} else {
 			now_uframe++;
 			now_uframe %= mod;
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index fb7054ccf4fc..262b00c9b334 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -87,6 +87,10 @@ struct ehci_hcd {			/* one per controller */
 	int			next_uframe;	/* scan periodic, start here */
 	unsigned		periodic_sched;	/* periodic activity count */
 
+	/* list of itds completed while clock_frame was still active */
+	struct list_head	cached_itd_list;
+	unsigned		clock_frame;
+
 	/* per root hub port */
 	unsigned long		reset_done [EHCI_MAX_ROOT_PORTS];
 
@@ -220,6 +224,8 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 	}
 }
 
+static void free_cached_itd_list(struct ehci_hcd *ehci);
+
 /*-------------------------------------------------------------------------*/
 
 #include <linux/usb/ehci_def.h>
diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
index 5a8fd5d57a11..2dc7606f319c 100644
--- a/drivers/usb/musb/davinci.c
+++ b/drivers/usb/musb/davinci.c
@@ -377,18 +377,8 @@ int __init musb_platform_init(struct musb *musb)
 	u32		revision;
 
 	musb->mregs += DAVINCI_BASE_OFFSET;
-#if 0
-	/* REVISIT there's something odd about clocking, this
-	 * didn't appear do the job ...
-	 */
-	musb->clock = clk_get(pDevice, "usb");
-	if (IS_ERR(musb->clock))
-		return PTR_ERR(musb->clock);
 
-	status = clk_enable(musb->clock);
-	if (status < 0)
-		return -ENODEV;
-#endif
+	clk_enable(musb->clock);
 
 	/* returns zero if e.g. not clocked */
 	revision = musb_readl(tibase, DAVINCI_USB_VERSION_REG);
@@ -453,5 +443,8 @@ int musb_platform_exit(struct musb *musb)
 	}
 
 	phy_off();
+
+	clk_disable(musb->clock);
+
 	return 0;
 }
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 2cc34fa05b73..af77e4659006 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -115,7 +115,7 @@
 
 
 unsigned musb_debug;
-module_param(musb_debug, uint, S_IRUGO | S_IWUSR);
+module_param_named(debug, musb_debug, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(debug, "Debug message level. Default = 0");
 
 #define DRIVER_AUTHOR "Mentor Graphics, Texas Instruments, Nokia"
@@ -767,6 +767,7 @@ static irqreturn_t musb_stage2_irq(struct musb *musb, u8 int_usb,
 #ifdef CONFIG_USB_MUSB_HDRC_HCD
 		case OTG_STATE_A_HOST:
 		case OTG_STATE_A_SUSPEND:
+			usb_hcd_resume_root_hub(musb_to_hcd(musb));
 			musb_root_disconnect(musb);
 			if (musb->a_wait_bcon != 0)
 				musb_platform_try_idle(musb, jiffies
@@ -1815,7 +1816,7 @@ static void musb_free(struct musb *musb)
 #ifdef CONFIG_SYSFS
 	device_remove_file(musb->controller, &dev_attr_mode);
 	device_remove_file(musb->controller, &dev_attr_vbus);
-#ifdef CONFIG_USB_MUSB_OTG
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
 	device_remove_file(musb->controller, &dev_attr_srp);
 #endif
 #endif
@@ -2063,7 +2064,7 @@ fail2:
 #ifdef CONFIG_SYSFS
 	device_remove_file(musb->controller, &dev_attr_mode);
 	device_remove_file(musb->controller, &dev_attr_vbus);
-#ifdef CONFIG_USB_MUSB_OTG
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
 	device_remove_file(musb->controller, &dev_attr_srp);
 #endif
 #endif
@@ -2243,10 +2244,10 @@ static int __init musb_init(void)
 	return platform_driver_probe(&musb_driver, musb_probe);
 }
 
-/* make us init after usbcore and before usb
- * gadget and host-side drivers start to register
+/* make us init after usbcore and i2c (transceivers, regulators, etc)
+ * and before usb gadget and host-side drivers start to register
  */
-subsys_initcall(musb_init);
+fs_initcall(musb_init);
 
 static void __exit musb_cleanup(void)
 {
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 4ea305387981..c7ebd0867fcc 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -575,7 +575,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
 	struct usb_request	*request = &req->request;
 	struct musb_ep		*musb_ep = &musb->endpoints[epnum].ep_out;
 	void __iomem		*epio = musb->endpoints[epnum].regs;
-	u16			fifo_count = 0;
+	unsigned		fifo_count = 0;
 	u16			len = musb_ep->packet_sz;
 
 	csr = musb_readw(epio, MUSB_RXCSR);
@@ -687,7 +687,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
 					len, fifo_count,
 					musb_ep->packet_sz);
 
-			fifo_count = min(len, fifo_count);
+			fifo_count = min_t(unsigned, len, fifo_count);
 
 #ifdef	CONFIG_USB_TUSB_OMAP_DMA
 			if (tusb_dma_omap() && musb_ep->dma) {
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index a035ceccf950..6dbbd0786a6a 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -335,16 +335,11 @@ musb_save_toggle(struct musb_hw_ep *ep, int is_in, struct urb *urb)
 static struct musb_qh *
 musb_giveback(struct musb_qh *qh, struct urb *urb, int status)
 {
-	int			is_in;
 	struct musb_hw_ep	*ep = qh->hw_ep;
 	struct musb		*musb = ep->musb;
+	int			is_in = usb_pipein(urb->pipe);
 	int			ready = qh->is_ready;
 
-	if (ep->is_shared_fifo)
-		is_in = 1;
-	else
-		is_in = usb_pipein(urb->pipe);
-
 	/* save toggle eagerly, for paranoia */
 	switch (qh->type) {
 	case USB_ENDPOINT_XFER_BULK:
@@ -432,7 +427,7 @@ musb_advance_schedule(struct musb *musb, struct urb *urb,
 	else
 		qh = musb_giveback(qh, urb, urb->status);
 
-	if (qh && qh->is_ready && !list_empty(&qh->hep->urb_list)) {
+	if (qh != NULL && qh->is_ready) {
 		DBG(4, "... next ep%d %cX urb %p\n",
 				hw_ep->epnum, is_in ? 'R' : 'T',
 				next_urb(qh));
@@ -942,8 +937,8 @@ static bool musb_h_ep0_continue(struct musb *musb, u16 len, struct urb *urb)
 	switch (musb->ep0_stage) {
 	case MUSB_EP0_IN:
 		fifo_dest = urb->transfer_buffer + urb->actual_length;
-		fifo_count = min(len, ((u16) (urb->transfer_buffer_length
-					- urb->actual_length)));
+		fifo_count = min_t(size_t, len, urb->transfer_buffer_length -
+				   urb->actual_length);
 		if (fifo_count < len)
 			urb->status = -EOVERFLOW;
 
@@ -976,10 +971,9 @@ static bool musb_h_ep0_continue(struct musb *musb, u16 len, struct urb *urb)
 		}
 		/* FALLTHROUGH */
 	case MUSB_EP0_OUT:
-		fifo_count = min(qh->maxpacket, ((u16)
-				(urb->transfer_buffer_length
-				- urb->actual_length)));
-
+		fifo_count = min_t(size_t, qh->maxpacket,
+				   urb->transfer_buffer_length -
+				   urb->actual_length);
 		if (fifo_count) {
 			fifo_dest = (u8 *) (urb->transfer_buffer
 					+ urb->actual_length);
@@ -1161,7 +1155,8 @@ void musb_host_tx(struct musb *musb, u8 epnum)
 	struct urb		*urb;
 	struct musb_hw_ep	*hw_ep = musb->endpoints + epnum;
 	void __iomem		*epio = hw_ep->regs;
-	struct musb_qh		*qh = hw_ep->out_qh;
+	struct musb_qh		*qh = hw_ep->is_shared_fifo ? hw_ep->in_qh
+							    : hw_ep->out_qh;
 	u32			status = 0;
 	void __iomem		*mbase = musb->mregs;
 	struct dma_channel	*dma;
@@ -1308,7 +1303,8 @@ void musb_host_tx(struct musb *musb, u8 epnum)
 		 * packets before updating TXCSR ... other docs disagree ...
 		 */
 		/* PIO:  start next packet in this URB */
-		wLength = min(qh->maxpacket, (u16) wLength);
+		if (wLength > qh->maxpacket)
+			wLength = qh->maxpacket;
 		musb_write_fifo(hw_ep, wLength, buf);
 		qh->segsize = wLength;
 
@@ -1867,19 +1863,21 @@ static int musb_urb_enqueue(
 	}
 	qh->type_reg = type_reg;
 
-	/* precompute rxinterval/txinterval register */
-	interval = min((u8)16, epd->bInterval);	/* log encoding */
+	/* Precompute RXINTERVAL/TXINTERVAL register */
 	switch (qh->type) {
 	case USB_ENDPOINT_XFER_INT:
-		/* fullspeed uses linear encoding */
-		if (USB_SPEED_FULL == urb->dev->speed) {
-			interval = epd->bInterval;
-			if (!interval)
-				interval = 1;
+		/*
+		 * Full/low speeds use the  linear encoding,
+		 * high speed uses the logarithmic encoding.
+		 */
+		if (urb->dev->speed <= USB_SPEED_FULL) {
+			interval = max_t(u8, epd->bInterval, 1);
+			break;
 		}
 		/* FALLTHROUGH */
 	case USB_ENDPOINT_XFER_ISOC:
-		/* iso always uses log encoding */
+		/* ISO always uses logarithmic encoding */
+		interval = min_t(u8, epd->bInterval, 16);
 		break;
 	default:
 		/* REVISIT we actually want to use NAK limits, hinting to the
@@ -2037,9 +2035,9 @@ static int musb_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 		goto done;
 
 	/* Any URB not actively programmed into endpoint hardware can be
-	 * immediately given back.  Such an URB must be at the head of its
+	 * immediately given back; that's any URB not at the head of an
 	 * endpoint queue, unless someday we get real DMA queues.  And even
-	 * then, it might not be known to the hardware...
+	 * if it's at the head, it might not be known to the hardware...
 	 *
 	 * Otherwise abort current transfer, pending dma, etc.; urb->status
 	 * has already been updated.  This is a synchronous abort; it'd be
@@ -2078,6 +2076,15 @@ static int musb_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 		qh->is_ready = 0;
 		__musb_giveback(musb, urb, 0);
 		qh->is_ready = ready;
+
+		/* If nothing else (usually musb_giveback) is using it
+		 * and its URB list has emptied, recycle this qh.
+		 */
+		if (ready && list_empty(&qh->hep->urb_list)) {
+			qh->hep->hcpriv = NULL;
+			list_del(&qh->ring);
+			kfree(qh);
+		}
 	} else
 		ret = musb_cleanup_urb(urb, qh, urb->pipe & USB_DIR_IN);
 done:
@@ -2093,15 +2100,16 @@ musb_h_disable(struct usb_hcd *hcd, struct usb_host_endpoint *hep)
 	unsigned long		flags;
 	struct musb		*musb = hcd_to_musb(hcd);
 	u8			is_in = epnum & USB_DIR_IN;
-	struct musb_qh		*qh = hep->hcpriv;
-	struct urb		*urb, *tmp;
+	struct musb_qh		*qh;
+	struct urb		*urb;
 	struct list_head	*sched;
 
-	if (!qh)
-		return;
-
 	spin_lock_irqsave(&musb->lock, flags);
 
+	qh = hep->hcpriv;
+	if (qh == NULL)
+		goto exit;
+
 	switch (qh->type) {
 	case USB_ENDPOINT_XFER_CONTROL:
 		sched = &musb->control;
@@ -2135,13 +2143,28 @@ musb_h_disable(struct usb_hcd *hcd, struct usb_host_endpoint *hep)
 
 		/* cleanup */
 		musb_cleanup_urb(urb, qh, urb->pipe & USB_DIR_IN);
-	} else
-		urb = NULL;
 
-	/* then just nuke all the others */
-	list_for_each_entry_safe_from(urb, tmp, &hep->urb_list, urb_list)
-		musb_giveback(qh, urb, -ESHUTDOWN);
+		/* Then nuke all the others ... and advance the
+		 * queue on hw_ep (e.g. bulk ring) when we're done.
+		 */
+		while (!list_empty(&hep->urb_list)) {
+			urb = next_urb(qh);
+			urb->status = -ESHUTDOWN;
+			musb_advance_schedule(musb, urb, qh->hw_ep, is_in);
+		}
+	} else {
+		/* Just empty the queue; the hardware is busy with
+		 * other transfers, and since !qh->is_ready nothing
+		 * will activate any of these as it advances.
+		 */
+		while (!list_empty(&hep->urb_list))
+			__musb_giveback(musb, next_urb(qh), -ESHUTDOWN);
 
+		hep->hcpriv = NULL;
+		list_del(&qh->ring);
+		kfree(qh);
+	}
+exit:
 	spin_unlock_irqrestore(&musb->lock, flags);
 }
 
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index bfd0b68ceccd..b7c132bded7f 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -294,7 +294,11 @@ static int  option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
 
 /* Ericsson products */
 #define ERICSSON_VENDOR_ID			0x0bdb
-#define ERICSSON_PRODUCT_F3507G			0x1900
+#define ERICSSON_PRODUCT_F3507G_1		0x1900
+#define ERICSSON_PRODUCT_F3507G_2		0x1902
+
+#define BENQ_VENDOR_ID				0x04a5
+#define BENQ_PRODUCT_H10			0x4068
 
 static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
@@ -509,7 +513,10 @@ static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF626) },
 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628) },
 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) },
-	{ USB_DEVICE(ERICSSON_VENDOR_ID, ERICSSON_PRODUCT_F3507G) },
+	{ USB_DEVICE(ERICSSON_VENDOR_ID, ERICSSON_PRODUCT_F3507G_1) },
+	{ USB_DEVICE(ERICSSON_VENDOR_ID, ERICSSON_PRODUCT_F3507G_2) },
+	{ USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) },
+	{ USB_DEVICE(0x1da5, 0x4515) }, /* BenQ H20 */
 	{ } /* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 50dc33a6065b..6f59c8e510ea 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -907,13 +907,13 @@ UNUSUAL_DEV(  0x05e3, 0x0701, 0x0000, 0xffff,
 		"Genesys Logic",
 		"USB to IDE Optical",
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
-		US_FL_GO_SLOW | US_FL_MAX_SECTORS_64 ),
+		US_FL_GO_SLOW | US_FL_MAX_SECTORS_64 | US_FL_IGNORE_RESIDUE ),
 
 UNUSUAL_DEV(  0x05e3, 0x0702, 0x0000, 0xffff,
 		"Genesys Logic",
 		"USB to IDE Disk",
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
-		US_FL_GO_SLOW | US_FL_MAX_SECTORS_64 ),
+		US_FL_GO_SLOW | US_FL_MAX_SECTORS_64 | US_FL_IGNORE_RESIDUE ),
 
 /* Reported by Ben Efros <ben@pc-doctor.com> */
 UNUSUAL_DEV(  0x05e3, 0x0723, 0x9451, 0x9451,
diff --git a/drivers/w1/slaves/Kconfig b/drivers/w1/slaves/Kconfig
index 8d0b1fb1e52e..1f51366417b9 100644
--- a/drivers/w1/slaves/Kconfig
+++ b/drivers/w1/slaves/Kconfig
@@ -16,6 +16,12 @@ config W1_SLAVE_SMEM
 	  Say Y here if you want to connect 1-wire
 	  simple 64bit memory rom(ds2401/ds2411/ds1990*) to your wire.
 
+config W1_SLAVE_DS2431
+	tristate "1kb EEPROM family support (DS2431)"
+	help
+	  Say Y here if you want to use a 1-wire
+	  1kb EEPROM family device (DS2431)
+
 config W1_SLAVE_DS2433
 	tristate "4kb EEPROM family support (DS2433)"
 	help
diff --git a/drivers/w1/slaves/Makefile b/drivers/w1/slaves/Makefile
index 990f400b6d22..f1f51f19b129 100644
--- a/drivers/w1/slaves/Makefile
+++ b/drivers/w1/slaves/Makefile
@@ -4,6 +4,7 @@
 
 obj-$(CONFIG_W1_SLAVE_THERM)	+= w1_therm.o
 obj-$(CONFIG_W1_SLAVE_SMEM)	+= w1_smem.o
+obj-$(CONFIG_W1_SLAVE_DS2431)	+= w1_ds2431.o
 obj-$(CONFIG_W1_SLAVE_DS2433)	+= w1_ds2433.o
 obj-$(CONFIG_W1_SLAVE_DS2760)	+= w1_ds2760.o
 obj-$(CONFIG_W1_SLAVE_BQ27000)	+= w1_bq27000.o
diff --git a/drivers/w1/slaves/w1_ds2433.c b/drivers/w1/slaves/w1_ds2433.c
index 858c16a544c2..139447148822 100644
--- a/drivers/w1/slaves/w1_ds2433.c
+++ b/drivers/w1/slaves/w1_ds2433.c
@@ -156,6 +156,9 @@ out_up:
  */
 static int w1_f23_write(struct w1_slave *sl, int addr, int len, const u8 *data)
 {
+#ifdef CONFIG_W1_SLAVE_DS2433_CRC
+	struct w1_f23_data *f23 = sl->family_data;
+#endif
 	u8 wrbuf[4];
 	u8 rdbuf[W1_PAGE_SIZE + 3];
 	u8 es = (addr + len - 1) & 0x1f;
@@ -196,7 +199,9 @@ static int w1_f23_write(struct w1_slave *sl, int addr, int len, const u8 *data)
 
 	/* Reset the bus to wake up the EEPROM (this may not be needed) */
 	w1_reset_bus(sl->master);
-
+#ifdef CONFIG_W1_SLAVE_DS2433_CRC
+	f23->validcrc &= ~(1 << (addr >> W1_PAGE_BITS));
+#endif
 	return 0;
 }