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);
+        if (pdev->vendor == PCI_VENDOR_ID_AMD)
-        /* Check for AMD7411 */
+                amd_clear_fifo(pdev);
-        if (type == 3)
-                /* FIFO is broken */
-                pci_write_config_byte(pdev, 0x41, fifo & 0x0F);
-        else
-                pci_write_config_byte(pdev, 0x41, fifo | 0xF0);
        /* 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;
+                amd_clear_fifo(pdev);
-                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);
                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 */
-                /* Clear any currently outstanding host interrupt conditions */
+        writelfl(0, mmio + hpriv->irq_cause_ofs);
-                writelfl(0, mmio + hpriv->irq_cause_ofs);
-                /* and unmask interrupt generation for host regs */
+        /* and unmask interrupt generation for host regs */
-                writelfl(hpriv->unmask_all_irqs, mmio + hpriv->irq_mask_ofs);
+        writelfl(hpriv->unmask_all_irqs, mmio + hpriv->irq_mask_ofs);
-                /*
+        /*
-                 * enable only global host interrupts for now.
+         * enable only global host interrupts for now.
-                 * The per-port interrupts get done later as ports are set up.
+         * The per-port interrupts get done later as ports are set up.
-                 */
+         */
-                mv_set_main_irq_mask(host, 0, PCI_ERR);
+        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;
+        ring_req->nr_segments = blk_rq_map_sg(req->q, req, info->sg);
-        rq_for_each_segment(bvec, req, iter) {
+        BUG_ON(ring_req->nr_segments > BLKIF_MAX_SEGMENTS_PER_REQUEST);
-                BUG_ON(ring_req->nr_segments == BLKIF_MAX_SEGMENTS_PER_REQUEST);
-                buffer_mfn = pfn_to_mfn(page_to_pfn(bvec->bv_page));
+        for_each_sg(info->sg, sg, ring_req->nr_segments, i) {
-                fsect = bvec->bv_offset >> 9;
+                buffer_mfn = pfn_to_mfn(page_to_pfn(sg_page(sg)));
-                lsect = fsect + (bvec->bv_len >> 9) - 1;
+                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] =
+                info->shadow[id].frame[i] = mfn_to_pfn(buffer_mfn);
-                                mfn_to_pfn(buffer_mfn);
+                ring_req->seg[i] =
-                ring_req->seg[ring_req->nr_segments] =
                                (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;
+                dev->vblank_inmodeset[crtc] = 0x1;
-                drm_vblank_get(dev, crtc);
+                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
+ *  Documentation:
- *      http://www.ite.com.tw/pc/IT8212F_V04.pdf
+ *      Datasheet is freely available, some other documents under NDA.
- *  Some other documents are 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...
         */
-        {
+        if (sector_nr + max_sync < max_sector)
-        sector_t sec = max_sector - sector_nr;
+                max_sector = sector_nr + max_sync;
-        sectors_skipped += sec;
+        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);
+        if (fc->feedcount) {
-        flexcop_dump_reg(fc_pci->fc_dev,dma1_000,4);
+                if (fc_pci->count == fc_pci->count_prev) {
+                        deb_chk("no IRQ since the last check\n");
-        if (v.sram_dest_reg_714.net_ovflow_error)
+                        if (fc_pci->stream_problem++ == 3) {
-                deb_chk("sram net_ovflow_error\n");
+                                struct dvb_demux_feed *feed;
-        if (v.sram_dest_reg_714.media_ovflow_error)
-                deb_chk("sram media_ovflow_error\n");
+                                spin_lock_irq(&fc->demux.lock);
-        if (v.sram_dest_reg_714.cai_ovflow_error)
+                                list_for_each_entry(feed, &fc->demux.feed_list,
-                deb_chk("sram cai_ovflow_error\n");
+                                        list_head) {
-        if (v.sram_dest_reg_714.cai_ovflow_error)
+                                        flexcop_pid_feed_control(fc, feed, 0);
-                deb_chk("sram cai_ovflow_error\n");
+                                }
+                                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_data_format *cam_fmt = NULL;
-        const struct soc_camera_format_xlate *xlate;
+        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 (pixfmt) {
-        if (!xlate) {
+                xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
-                dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
+                if (!xlate) {
-                return -EINVAL;
+                        dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
-        }
+                        return -EINVAL;
+                }
-        buswidth = xlate->buswidth;
+                cam_fmt = xlate->cam_fmt;
-        host_fmt = xlate->host_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->buswidth = xlate->buswidth;
-                icd->current_fmt = host_fmt;
+                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) {
+        ret = icd->ops->set_fmt(icd, xlate->cam_fmt->fourcc, rect);
-        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);
-        }
-        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)) {
+        if (devlength % SLRAM_BLK_SZ != 0)
-                E("slram: Illegal start / length parameter.\n");
+                goto err_out;
-                return(-EINVAL);
-        }
        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
+#ifdef CONFIG_MTD_PARTITIONS
-        if (info->cmtd != info->mtd[0]) {
+        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) {
+                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
                        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);
+                add_mtd_partitions(info->cmtd, info->parts, err);
-                kfree(parts);
+                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);
        }
+out:
-        qi->desc_status[index] = QI_DONE;
+        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 qi_submit_sync(&desc, iommu);
-        return 0;
 }
 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 qi_submit_sync(&desc, iommu);
-        return 0;
 }
 /*
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);
+        if (ctrl->notification_enabled) {
-        pciehp_free_irq(ctrl);
+                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);
+         * Enable error reporting for the root port device and downstream port
-        reg16 = reg16 |
+         * devices.
-                PCI_EXP_DEVCTL_CERE |
+         */
-                PCI_EXP_DEVCTL_NFERE |
+        set_downstream_devices_error_reporting(pdev, true);
-                PCI_EXP_DEVCTL_FERE |
-                PCI_EXP_DEVCTL_URRE;
-        pci_write_config_word(pdev, pos+PCI_EXP_DEVCTL,
-                reg16);
        /* 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 */
+        /* HT MSI is not enabled */
-        pos = pci_find_ht_capability(dev, HT_CAPTYPE_MSI_MAPPING);
+        if (found == 1)
-        while (pos && ttl--) {
+                return;
-                u8 flags;
-                if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
+        /* Host bridge is not to HT, disable HT MSI mapping on this device */
-                                         &flags) == 0) {
+        ht_disable_msi_mapping(dev);
-                        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);
-        }
 }
 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)
+        if (pprt != NULL) {
-                misc_deregister(&keypad_dev);
+                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) {
+                /* TODO: free all input signals */
-                panel_lcd_print("\x0cLCD driver " PANEL_VERSION
+                parport_release(pprt);
-                                "\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-");
+                parport_unregister_device(pprt);
-                misc_deregister(&lcd_dev);
        }
-        /* 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;
+        list_for_each_safe(ptr, n, &hcrypt->algs) {
-             ptr = n, n = ptr->next) {
+                alg = list_entry(ptr, struct ieee80211_crypto_alg, list);
-                struct ieee80211_crypto_alg *alg =
+                if (alg) {
-                        (struct ieee80211_crypto_alg *) ptr;
+                        list_del(ptr);
-                list_del(ptr);
+                        printk(KERN_DEBUG
-                printk(KERN_DEBUG "ieee80211_crypt: unregistered algorithm "
+                               "ieee80211_crypt: unregistered algorithm '%s' (deinit)\n",
-                       "'%s' (deinit)\n", alg->ops->name);
+                               alg->ops->name);
-                kfree(alg);
+                        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 ),
+        nr = usb_control_msg(udev, usb_rcvctrlpipe( udev, 0 ),
-                              0x01, USB_TYPE_VENDOR|USB_RECIP_DEVICE|USB_DIR_IN,
+                             0x01, USB_TYPE_VENDOR|USB_RECIP_DEVICE|USB_DIR_IN,
-                              0x0, 0x400, &ltmp, 4, HZ*100 );
+                             0x0, 0x400, &ltmp, 4, HZ*100 );
-        if (err)
+        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))
+                if (result == 0 || result == -EPIPE)
-                        break;
+                        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;
+        if (ehci->clock_frame != itd->frame || itd->index[7] != -1) {
-        list_move(&itd->itd_list, &stream->free_list);
+                /* OK to recycle this ITD now. */
-        iso_stream_put(ehci, stream);
+                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);
+        clk_enable(musb->clock);
-        if (status < 0)
-                return -ENODEV;
-#endif
        /* 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
+/* make us init after usbcore and i2c (transceivers, regulators, etc)
- * gadget and host-side drivers start to register
+ * 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
+                fifo_count = min_t(size_t, len, urb->transfer_buffer_length -
-                                        - urb->actual_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)
+                fifo_count = min_t(size_t, qh->maxpacket,
-                                (urb->transfer_buffer_length
+                                   urb->transfer_buffer_length -
-                                - urb->actual_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 */
+        /* Precompute RXINTERVAL/TXINTERVAL register */
-        interval = min((u8)16, epd->bInterval); /* log encoding */
        switch (qh->type) {
        case USB_ENDPOINT_XFER_INT:
-                /* fullspeed uses linear encoding */
+                /*
-                if (USB_SPEED_FULL == urb->dev->speed) {
+                 * Full/low speeds use the  linear encoding,
-                        interval = epd->bInterval;
+                 * high speed uses the logarithmic encoding.
-                        if (!interval)
+                 */
-                                interval = 1;
+                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 musb_qh          *qh;
-        struct urb              *urb, *tmp;
+        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 */
+                /* Then nuke all the others ... and advance the
-        list_for_each_entry_safe_from(urb, tmp, &hep->urb_list, urb_list)
+                 * queue on hw_ep (e.g. bulk ring) when we're done.
-                musb_giveback(qh, urb, -ESHUTDOWN);
+                 */
+                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;
 }