117 files changed, 1270 insertions, 476 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index a603bbf9b1b..66e012cd327 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -582,18 +582,18 @@ static const struct pci_device_id ahci_pci_tbl[] = {
        { PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci },            /* MCP79 */
        { PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci },            /* MCP79 */
        { PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci },            /* MCP79 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc8), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc9), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bca), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bcb), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bcc), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bcd), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bce), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bcf), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc4), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc5), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc6), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci },            /* MCP89 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc7), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci },            /* MCP89 */
        /* SiS */
        { PCI_VDEVICE(SI, 0x1184), board_ahci },                /* SiS 966 */
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 54961c0b2c7..ef8b30d577b 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -1289,6 +1289,39 @@ static const int *__devinit piix_init_sata_map(struct pci_dev *pdev,
        return map;
 }
+static bool piix_no_sidpr(struct ata_host *host)
+{
+        struct pci_dev *pdev = to_pci_dev(host->dev);
+        /*
+         * Samsung DB-P70 only has three ATA ports exposed and
+         * curiously the unconnected first port reports link online
+         * while not responding to SRST protocol causing excessive
+         * detection delay.
+         *
+         * Unfortunately, the system doesn't carry enough DMI
+         * information to identify the machine but does have subsystem
+         * vendor and device set.  As it's unclear whether the
+         * subsystem vendor/device is used only for this specific
+         * board, the port can't be disabled solely with the
+         * information; however, turning off SIDPR access works around
+         * the problem.  Turn it off.
+         *
+         * This problem is reported in bnc#441240.
+         *
+         * https://bugzilla.novell.com/show_bug.cgi?id=441420
+         */
+        if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == 0x2920 &&
+            pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG &&
+            pdev->subsystem_device == 0xb049) {
+                dev_printk(KERN_WARNING, host->dev,
+                           "Samsung DB-P70 detected, disabling SIDPR\n");
+                return true;
+        }
+        return false;
+}
 static int __devinit piix_init_sidpr(struct ata_host *host)
 {
        struct pci_dev *pdev = to_pci_dev(host->dev);
@@ -1302,6 +1335,10 @@ static int __devinit piix_init_sidpr(struct ata_host *host)
                if (hpriv->map[i] == IDE)
                        return 0;
+        /* is it blacklisted? */
+        if (piix_no_sidpr(host))
+                return 0;
        if (!(host->ports[0]->flags & PIIX_FLAG_SIDPR))
                return 0;
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 9fbf0595f3d..060bcd601f5 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1322,14 +1322,16 @@ static u64 ata_id_n_sectors(const u16 *id)
 {
        if (ata_id_has_lba(id)) {
                if (ata_id_has_lba48(id))
-                        return ata_id_u64(id, 100);
+                        return ata_id_u64(id, ATA_ID_LBA_CAPACITY_2);
                else
-                        return ata_id_u32(id, 60);
+                        return ata_id_u32(id, ATA_ID_LBA_CAPACITY);
        } else {
                if (ata_id_current_chs_valid(id))
-                        return ata_id_u32(id, 57);
+                        return id[ATA_ID_CUR_CYLS] * id[ATA_ID_CUR_HEADS] *
+                               id[ATA_ID_CUR_SECTORS];
                else
-                        return id[1] * id[3] * id[6];
+                        return id[ATA_ID_CYLS] * id[ATA_ID_HEADS] *
+                               id[ATA_ID_SECTORS];
        }
 }
@@ -4612,7 +4614,7 @@ void ata_sg_clean(struct ata_queued_cmd *qc)
        VPRINTK("unmapping %u sg elements\n", qc->n_elem);
        if (qc->n_elem)
-                dma_unmap_sg(ap->dev, sg, qc->n_elem, dir);
+                dma_unmap_sg(ap->dev, sg, qc->orig_n_elem, dir);
        qc->flags &= ~ATA_QCFLAG_DMAMAP;
        qc->sg = NULL;
@@ -4727,7 +4729,7 @@ static int ata_sg_setup(struct ata_queued_cmd *qc)
                return -1;
        DPRINTK("%d sg elements mapped\n", n_elem);
+        qc->orig_n_elem = qc->n_elem;
        qc->n_elem = n_elem;
        qc->flags |= ATA_QCFLAG_DMAMAP;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index ce2ef047533..ea890911d4f 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2423,11 +2423,14 @@ int ata_eh_reset(struct ata_link *link, int classify,
                }
                /* prereset() might have cleared ATA_EH_RESET.  If so,
-                 * bang classes and return.
+                 * bang classes, thaw and return.
                 */
                if (reset && !(ehc->i.action & ATA_EH_RESET)) {
                        ata_for_each_dev(dev, link, ALL)
                                classes[dev->devno] = ATA_DEV_NONE;
+                        if ((ap->pflags & ATA_PFLAG_FROZEN) &&
+                            ata_is_host_link(link))
+                                ata_eh_thaw_port(ap);
                        rc = 0;
                        goto out;
                }
@@ -2901,7 +2904,7 @@ static int atapi_eh_clear_ua(struct ata_device *dev)
        int i;
        for (i = 0; i < ATA_EH_UA_TRIES; i++) {
-                u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
+                u8 *sense_buffer = dev->link->ap->sector_buf;
                u8 sense_key = 0;
                unsigned int err_mask;
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 714cb046b59..f93dc029dfd 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -2066,6 +2066,7 @@ static int ata_bus_softreset(struct ata_port *ap, unsigned int devmask,
        iowrite8(ap->ctl | ATA_SRST, ioaddr->ctl_addr);
        udelay(20);     /* FIXME: flush */
        iowrite8(ap->ctl, ioaddr->ctl_addr);
+        ap->last_ctl = ap->ctl;
        /* wait the port to become ready */
        return ata_sff_wait_after_reset(&ap->link, devmask, deadline);
@@ -2190,8 +2191,10 @@ void ata_sff_postreset(struct ata_link *link, unsigned int *classes)
        }
        /* set up device control */
-        if (ap->ioaddr.ctl_addr)
+        if (ap->ioaddr.ctl_addr) {
                iowrite8(ap->ctl, ap->ioaddr.ctl_addr);
+                ap->last_ctl = ap->ctl;
+        }
 }
 EXPORT_SYMBOL_GPL(ata_sff_postreset);
@@ -2534,6 +2537,7 @@ void ata_bus_reset(struct ata_port *ap)
        if (ap->flags & (ATA_FLAG_SATA_RESET | ATA_FLAG_SRST)) {
                /* set up device control for ATA_FLAG_SATA_RESET */
                iowrite8(ap->ctl, ioaddr->ctl_addr);
+                ap->last_ctl = ap->ctl;
        }
        DPRINTK("EXIT\n");
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 7007edd2d45..74b1080d116 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -2218,12 +2218,13 @@ static irqreturn_t mv_interrupt(int irq, void *dev_instance)
                else
                        handled = mv_host_intr(host, pending_irqs);
        }
-        spin_unlock(&host->lock);
        /* for MSI: unmask; interrupt cause bits will retrigger now */
        if (using_msi)
                writel(hpriv->main_irq_mask, hpriv->main_irq_mask_addr);
+        spin_unlock(&host->lock);
        return IRQ_RETVAL(handled);
 }
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 55a8eed3f3a..f65b53785a8 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -2523,7 +2523,7 @@ static void __exit nv_exit(void)
 module_init(nv_init);
 module_exit(nv_exit);
 module_param_named(adma, adma_enabled, bool, 0444);
-MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: true)");
+MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: false)");
 module_param_named(swncq, swncq_enabled, bool, 0444);
 MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: true)");
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 43fa90b837e..f8f578a71b2 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -303,7 +303,7 @@ int unregister_mem_sect_under_nodes(struct memory_block *mem_blk)
        sect_start_pfn = section_nr_to_pfn(mem_blk->phys_index);
        sect_end_pfn = sect_start_pfn + PAGES_PER_SECTION - 1;
        for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) {
-                unsigned int nid;
+                int nid;
                nid = get_nid_for_pfn(pfn);
                if (nid < 0)
diff --git a/drivers/block/aoe/aoedev.c b/drivers/block/aoe/aoedev.c
index cc250577d40..eeea477d960 100644
--- a/drivers/block/aoe/aoedev.c
+++ b/drivers/block/aoe/aoedev.c
@@ -173,7 +173,7 @@ skbfree(struct sk_buff *skb)
                return;
        while (atomic_read(&skb_shinfo(skb)->dataref) != 1 && i-- > 0)
                msleep(Sms);
-        if (i <= 0) {
+        if (i < 0) {
                printk(KERN_ERR
                        "aoe: %s holds ref: %s\n",
                        skb->dev ? skb->dev->name : "netif",
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index b5a06111463..4f9b6d79201 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3606,11 +3606,9 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
                if (cciss_hard_reset_controller(pdev) || cciss_reset_msi(pdev))
                        return -ENODEV;
-                /* Some devices (notably the HP Smart Array 5i Controller)
+                /* Now try to get the controller to respond to a no-op. Some
-                   need a little pause here */
+                   devices (notably the HP Smart Array 5i Controller) need
-                schedule_timeout_uninterruptible(30*HZ);
+                   up to 30 seconds to respond. */
-                /* Now try to get the controller to respond to a no-op */
                for (i=0; i<30; i++) {
                        if (cciss_noop(pdev) == 0)
                                break;
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index edbaac6c057..bf034557767 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -392,8 +392,7 @@ lo_splice_actor(struct pipe_inode_info *pipe, struct pipe_buffer *buf,
        struct loop_device *lo = p->lo;
        struct page *page = buf->page;
        sector_t IV;
-        size_t size;
+        int size, ret;
-        int ret;
        ret = buf->ops->confirm(pipe, buf);
        if (unlikely(ret))
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index b6c8ce25435..8f905089b72 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -977,6 +977,8 @@ static void backend_changed(struct xenbus_device *dev,
                break;
        case XenbusStateClosing:
+                if (info->gd == NULL)
+                        xenbus_dev_fatal(dev, -ENODEV, "gd is NULL");
                bd = bdget_disk(info->gd, 0);
                if (bd == NULL)
                        xenbus_dev_fatal(dev, -ENODEV, "bdget failed");
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 52f4361eb6e..d765afda9c2 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -271,15 +271,15 @@ static __devinit int fix_northbridge(struct pci_dev *nb, struct pci_dev *agp,
        nb_order = (nb_order >> 1) & 7;
        pci_read_config_dword(nb, AMD64_GARTAPERTUREBASE, &nb_base);
        nb_aper = nb_base << 25;
-        if (agp_aperture_valid(nb_aper, (32*1024*1024)<<nb_order)) {
-                return 0;
-        }
        /* Northbridge seems to contain crap. Try the AGP bridge. */
        pci_read_config_word(agp, cap+0x14, &apsize);
-        if (apsize == 0xffff)
+        if (apsize == 0xffff) {
+                if (agp_aperture_valid(nb_aper, (32*1024*1024)<<nb_order))
+                        return 0;
                return -1;
+        }
        apsize &= 0xfff;
        /* Some BIOS use weird encodings not in the AGPv3 table. */
@@ -301,6 +301,11 @@ static __devinit int fix_northbridge(struct pci_dev *nb, struct pci_dev *agp,
                order = nb_order;
        }
+        if (nb_order >= order) {
+                if (agp_aperture_valid(nb_aper, (32*1024*1024)<<nb_order))
+                        return 0;
+        }
        dev_info(&agp->dev, "aperture from AGP @ %Lx size %u MB\n",
                 aper, 32 << order);
        if (order < 0 || !agp_aperture_valid(aper, (32*1024*1024)<<order))
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index c7714185f83..4373adb2119 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -633,13 +633,15 @@ static void intel_i830_init_gtt_entries(void)
                        break;
                }
        }
-        if (gtt_entries > 0)
+        if (gtt_entries > 0) {
                dev_info(&agp_bridge->dev->dev, "detected %dK %s memory\n",
                       gtt_entries / KB(1), local ? "local" : "stolen");
-        else
+                gtt_entries /= KB(4);
+        } else {
                dev_info(&agp_bridge->dev->dev,
                       "no pre-allocated video memory detected\n");
-        gtt_entries /= KB(4);
+                gtt_entries = 0;
+        }
        intel_private.gtt_entries = gtt_entries;
 }
diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c
index db60539bf67..699e3422ad9 100644
--- a/drivers/char/agp/parisc-agp.c
+++ b/drivers/char/agp/parisc-agp.c
@@ -359,9 +359,16 @@ fail:
        return error;
 }
-static struct device *next_device(struct klist_iter *i) {
+static int
-        struct klist_node * n = klist_next(i);
+find_quicksilver(struct device *dev, void *data)
-        return n ? container_of(n, struct device, knode_parent) : NULL;
+{
+        struct parisc_device **lba = data;
+        struct parisc_device *padev = to_parisc_device(dev);
+        if (IS_QUICKSILVER(padev))
+                *lba = padev;
+        return 0;
 }
 static int
@@ -372,8 +379,6 @@ parisc_agp_init(void)
        int err = -1;
        struct parisc_device *sba = NULL, *lba = NULL;
        struct lba_device *lbadev = NULL;
-        struct device *dev = NULL;
-        struct klist_iter i;
        if (!sba_list)
                goto out;
@@ -386,13 +391,7 @@ parisc_agp_init(void)
        }
        /* Now search our Pluto for our precious AGP device... */
-        klist_iter_init(&sba->dev.klist_children, &i);
+        device_for_each_child(&sba->dev, &lba, find_quicksilver);
-        while ((dev = next_device(&i))) {
-                struct parisc_device *padev = to_parisc_device(dev);
-                if (IS_QUICKSILVER(padev))
-                        lba = padev;
-        }
-        klist_iter_exit(&i);
        if (!lba) {
                printk(KERN_INFO DRVPFX "No AGP devices found.\n");
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 6e6eb445d37..c76bccf5354 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -1139,15 +1139,6 @@ static int hvcs_open(struct tty_struct *tty, struct file *filp)
        hvcsd->tty = tty;
        tty->driver_data = hvcsd;
-        /*
-         * Set this driver to low latency so that we actually have a chance at
-         * catching a throttled TTY after we flip_buffer_push.  Otherwise the
-         * flush_to_async may not execute until after the kernel_thread has
-         * yielded and resumed the next flip_buffer_push resulting in data
-         * loss.
-         */
-        tty->low_latency = 1;
        memset(&hvcsd->buffer[0], 0x00, HVCS_BUFF_LEN);
        /*
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index 406f8742a26..2989056a9e3 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -810,7 +810,6 @@ static int hvsi_open(struct tty_struct *tty, struct file *filp)
        hp = &hvsi_ports[line];
        tty->driver_data = hp;
-        tty->low_latency = 1; /* avoid throttle/tty_flip_buffer_push race */
        mb();
        if (hp->state == HVSI_FSP_DIED)
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index b55cb67435b..d6daf3c507d 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -754,11 +754,6 @@ static struct kobj_type ktype_cpufreq = {
        .release        = cpufreq_sysfs_release,
 };
-static struct kobj_type ktype_empty_cpufreq = {
-        .sysfs_ops      = &sysfs_ops,
-        .release        = cpufreq_sysfs_release,
-};
 /**
 * cpufreq_add_dev - add a CPU device
@@ -892,36 +887,26 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
        memcpy(&new_policy, policy, sizeof(struct cpufreq_policy));
        /* prepare interface data */
-        if (!cpufreq_driver->hide_interface) {
+        ret = kobject_init_and_add(&policy->kobj, &ktype_cpufreq, &sys_dev->kobj,
-                ret = kobject_init_and_add(&policy->kobj, &ktype_cpufreq,
+                                   "cpufreq");
-                                           &sys_dev->kobj, "cpufreq");
+        if (ret)
+                goto err_out_driver_exit;
+        /* set up files for this cpu device */
+        drv_attr = cpufreq_driver->attr;
+        while ((drv_attr) && (*drv_attr)) {
+                ret = sysfs_create_file(&policy->kobj, &((*drv_attr)->attr));
                if (ret)
                        goto err_out_driver_exit;
+                drv_attr++;
-                /* set up files for this cpu device */
+        }
-                drv_attr = cpufreq_driver->attr;
+        if (cpufreq_driver->get) {
-                while ((drv_attr) && (*drv_attr)) {
+                ret = sysfs_create_file(&policy->kobj, &cpuinfo_cur_freq.attr);
-                        ret = sysfs_create_file(&policy->kobj,
+                if (ret)
-                                                &((*drv_attr)->attr));
+                        goto err_out_driver_exit;
-                        if (ret)
+        }
-                                goto err_out_driver_exit;
+        if (cpufreq_driver->target) {
-                        drv_attr++;
+                ret = sysfs_create_file(&policy->kobj, &scaling_cur_freq.attr);
-                }
-                if (cpufreq_driver->get) {
-                        ret = sysfs_create_file(&policy->kobj,
-                                                &cpuinfo_cur_freq.attr);
-                        if (ret)
-                                goto err_out_driver_exit;
-                }
-                if (cpufreq_driver->target) {
-                        ret = sysfs_create_file(&policy->kobj,
-                                                &scaling_cur_freq.attr);
-                        if (ret)
-                                goto err_out_driver_exit;
-                }
-        } else {
-                ret = kobject_init_and_add(&policy->kobj, &ktype_empty_cpufreq,
-                                           &sys_dev->kobj, "cpufreq");
                if (ret)
                        goto err_out_driver_exit;
        }
diff --git a/drivers/dca/dca-core.c b/drivers/dca/dca-core.c
index 33bd7534751..25b743abfb5 100644
--- a/drivers/dca/dca-core.c
+++ b/drivers/dca/dca-core.c
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2007 Intel Corporation. All rights reserved.
+ * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 732fa1ec36a..e190d8b3070 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -430,13 +430,15 @@ late_initcall(dmatest_init);
 static void __exit dmatest_exit(void)
 {
        struct dmatest_chan *dtc, *_dtc;
+        struct dma_chan *chan;
        list_for_each_entry_safe(dtc, _dtc, &dmatest_channels, node) {
                list_del(&dtc->node);
+                chan = dtc->chan;
                dmatest_cleanup_channel(dtc);
                pr_debug("dmatest: dropped channel %s\n",
-                         dma_chan_name(dtc->chan));
+                         dma_chan_name(chan));
-                dma_release_channel(dtc->chan);
+                dma_release_channel(chan);
        }
 }
 module_exit(dmatest_exit);
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 70126a60623..86d6da47f55 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -158,7 +158,8 @@ static void dma_start(struct fsl_dma_chan *fsl_chan)
 static void dma_halt(struct fsl_dma_chan *fsl_chan)
 {
-        int i = 0;
+        int i;
        DMA_OUT(fsl_chan, &fsl_chan->reg_base->mr,
                DMA_IN(fsl_chan, &fsl_chan->reg_base->mr, 32) | FSL_DMA_MR_CA,
                32);
@@ -166,8 +167,11 @@ static void dma_halt(struct fsl_dma_chan *fsl_chan)
                DMA_IN(fsl_chan, &fsl_chan->reg_base->mr, 32) & ~(FSL_DMA_MR_CS
                | FSL_DMA_MR_EMS_EN | FSL_DMA_MR_CA), 32);
-        while (!dma_is_idle(fsl_chan) && (i++ < 100))
+        for (i = 0; i < 100; i++) {
+                if (dma_is_idle(fsl_chan))
+                        break;
                udelay(10);
+        }
        if (i >= 100 && !dma_is_idle(fsl_chan))
                dev_err(fsl_chan->dev, "DMA halt timeout!\n");
 }
diff --git a/drivers/dma/ioat.c b/drivers/dma/ioat.c
index 4105d6575b6..ed83dd9df19 100644
--- a/drivers/dma/ioat.c
+++ b/drivers/dma/ioat.c
@@ -1,6 +1,6 @@
 /*
 * Intel I/OAT DMA Linux driver
- * Copyright(c) 2007 Intel Corporation.
+ * Copyright(c) 2007 - 2009 Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
diff --git a/drivers/dma/ioat_dca.c b/drivers/dma/ioat_dca.c
index 6cf622da028..c012a1e1504 100644
--- a/drivers/dma/ioat_dca.c
+++ b/drivers/dma/ioat_dca.c
@@ -1,6 +1,6 @@
 /*
 * Intel I/OAT DMA Linux driver
- * Copyright(c) 2007 Intel Corporation.
+ * Copyright(c) 2007 - 2009 Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
@@ -49,6 +49,23 @@
 #define DCA_TAG_MAP_MASK 0xDF
+/* expected tag map bytes for I/OAT ver.2 */
+#define DCA2_TAG_MAP_BYTE0 0x80
+#define DCA2_TAG_MAP_BYTE1 0x0
+#define DCA2_TAG_MAP_BYTE2 0x81
+#define DCA2_TAG_MAP_BYTE3 0x82
+#define DCA2_TAG_MAP_BYTE4 0x82
+/* verify if tag map matches expected values */
+static inline int dca2_tag_map_valid(u8 *tag_map)
+{
+        return ((tag_map[0] == DCA2_TAG_MAP_BYTE0) &&
+                (tag_map[1] == DCA2_TAG_MAP_BYTE1) &&
+                (tag_map[2] == DCA2_TAG_MAP_BYTE2) &&
+                (tag_map[3] == DCA2_TAG_MAP_BYTE3) &&
+                (tag_map[4] == DCA2_TAG_MAP_BYTE4));
+}
 /*
 * "Legacy" DCA systems do not implement the DCA register set in the
 * I/OAT device.  Software needs direct support for their tag mappings.
@@ -452,6 +469,13 @@ struct dca_provider *ioat2_dca_init(struct pci_dev *pdev, void __iomem *iobase)
                        ioatdca->tag_map[i] = 0;
        }
+        if (!dca2_tag_map_valid(ioatdca->tag_map)) {
+                dev_err(&pdev->dev, "APICID_TAG_MAP set incorrectly by BIOS, "
+                        "disabling DCA\n");
+                free_dca_provider(dca);
+                return NULL;
+        }
        err = register_dca_provider(dca, &pdev->dev);
        if (err) {
                free_dca_provider(dca);
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c
index b3759c4b653..5905cd36bcd 100644
--- a/drivers/dma/ioat_dma.c
+++ b/drivers/dma/ioat_dma.c
@@ -1,6 +1,6 @@
 /*
 * Intel I/OAT DMA Linux driver
- * Copyright(c) 2004 - 2007 Intel Corporation.
+ * Copyright(c) 2004 - 2009 Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
@@ -189,11 +189,13 @@ static int ioat_dma_enumerate_channels(struct ioatdma_device *device)
                ioat_chan->xfercap = xfercap;
                ioat_chan->desccount = 0;
                INIT_DELAYED_WORK(&ioat_chan->work, ioat_dma_chan_reset_part2);
-                if (ioat_chan->device->version != IOAT_VER_1_2) {
+                if (ioat_chan->device->version == IOAT_VER_2_0)
-                        writel(IOAT_DCACTRL_CMPL_WRITE_ENABLE
+                        writel(IOAT_DCACTRL_CMPL_WRITE_ENABLE |
-                                        | IOAT_DMA_DCA_ANY_CPU,
+                               IOAT_DMA_DCA_ANY_CPU,
-                                ioat_chan->reg_base + IOAT_DCACTRL_OFFSET);
+                               ioat_chan->reg_base + IOAT_DCACTRL_OFFSET);
-                }
+                else if (ioat_chan->device->version == IOAT_VER_3_0)
+                        writel(IOAT_DMA_DCA_ANY_CPU,
+                               ioat_chan->reg_base + IOAT_DCACTRL_OFFSET);
                spin_lock_init(&ioat_chan->cleanup_lock);
                spin_lock_init(&ioat_chan->desc_lock);
                INIT_LIST_HEAD(&ioat_chan->free_desc);
@@ -1169,9 +1171,8 @@ static void ioat_dma_memcpy_cleanup(struct ioat_dma_chan *ioat_chan)
                                 * up if the client is done with the descriptor
                                 */
                                if (async_tx_test_ack(&desc->async_tx)) {
-                                        list_del(&desc->node);
+                                        list_move_tail(&desc->node,
-                                        list_add_tail(&desc->node,
+                                                       &ioat_chan->free_desc);
-                                                      &ioat_chan->free_desc);
                                } else
                                        desc->async_tx.cookie = 0;
                        } else {
@@ -1362,6 +1363,7 @@ static int ioat_dma_self_test(struct ioatdma_device *device)
        dma_cookie_t cookie;
        int err = 0;
        struct completion cmp;
+        unsigned long tmo;
        src = kzalloc(sizeof(u8) * IOAT_TEST_SIZE, GFP_KERNEL);
        if (!src)
@@ -1413,9 +1415,10 @@ static int ioat_dma_self_test(struct ioatdma_device *device)
        }
        device->common.device_issue_pending(dma_chan);
-        wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
+        tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
-        if (device->common.device_is_tx_complete(dma_chan, cookie, NULL, NULL)
+        if (tmo == 0 ||
+            device->common.device_is_tx_complete(dma_chan, cookie, NULL, NULL)
                                        != DMA_SUCCESS) {
                dev_err(&device->pdev->dev,
                        "Self-test copy timed out, disabling\n");
@@ -1657,6 +1660,13 @@ struct ioatdma_device *ioat_dma_probe(struct pci_dev *pdev,
                " %d channels, device version 0x%02x, driver version %s\n",
                device->common.chancnt, device->version, IOAT_DMA_VERSION);
+        if (!device->common.chancnt) {
+                dev_err(&device->pdev->dev,
+                        "Intel(R) I/OAT DMA Engine problem found: "
+                        "zero channels detected\n");
+                goto err_setup_interrupts;
+        }
        err = ioat_dma_setup_interrupts(device);
        if (err)
                goto err_setup_interrupts;
@@ -1696,6 +1706,9 @@ void ioat_dma_remove(struct ioatdma_device *device)
        struct dma_chan *chan, *_chan;
        struct ioat_dma_chan *ioat_chan;
+        if (device->version != IOAT_VER_3_0)
+                cancel_delayed_work(&device->work);
        ioat_dma_remove_interrupts(device);
        dma_async_device_unregister(&device->common);
@@ -1707,10 +1720,6 @@ void ioat_dma_remove(struct ioatdma_device *device)
        pci_release_regions(device->pdev);
        pci_disable_device(device->pdev);
-        if (device->version != IOAT_VER_3_0) {
-                cancel_delayed_work(&device->work);
-        }
        list_for_each_entry_safe(chan, _chan,
                                 &device->common.channels, device_node) {
                ioat_chan = to_ioat_chan(chan);
diff --git a/drivers/dma/ioatdma.h b/drivers/dma/ioatdma.h
index a3306d0e137..a52ff4bd460 100644
--- a/drivers/dma/ioatdma.h
+++ b/drivers/dma/ioatdma.h
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2004 - 2007 Intel Corporation. All rights reserved.
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
@@ -29,7 +29,7 @@
 #include <linux/pci_ids.h>
 #include <net/tcp.h>
-#define IOAT_DMA_VERSION  "3.30"
+#define IOAT_DMA_VERSION  "3.64"
 enum ioat_interrupt {
        none = 0,
@@ -135,12 +135,14 @@ static inline void ioat_set_tcp_copy_break(struct ioatdma_device *dev)
        #ifdef CONFIG_NET_DMA
        switch (dev->version) {
        case IOAT_VER_1_2:
-        case IOAT_VER_3_0:
                sysctl_tcp_dma_copybreak = 4096;
                break;
        case IOAT_VER_2_0:
                sysctl_tcp_dma_copybreak = 2048;
                break;
+        case IOAT_VER_3_0:
+                sysctl_tcp_dma_copybreak = 262144;
+                break;
        }
        #endif
 }
diff --git a/drivers/dma/ioatdma_hw.h b/drivers/dma/ioatdma_hw.h
index f1ae2c776f7..afa57eef86c 100644
--- a/drivers/dma/ioatdma_hw.h
+++ b/drivers/dma/ioatdma_hw.h
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2004 - 2007 Intel Corporation. All rights reserved.
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
diff --git a/drivers/dma/ioatdma_registers.h b/drivers/dma/ioatdma_registers.h
index 827cb503cac..49bc277424f 100644
--- a/drivers/dma/ioatdma_registers.h
+++ b/drivers/dma/ioatdma_registers.h
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2004 - 2007 Intel Corporation. All rights reserved.
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 647374acba9..16adbe61cfb 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -928,19 +928,19 @@ iop_adma_xor_zero_sum_self_test(struct iop_adma_device *device)
        for (src_idx = 0; src_idx < IOP_ADMA_NUM_SRC_TEST; src_idx++) {
                xor_srcs[src_idx] = alloc_page(GFP_KERNEL);
-                if (!xor_srcs[src_idx])
+                if (!xor_srcs[src_idx]) {
-                        while (src_idx--) {
+                        while (src_idx--)
                                __free_page(xor_srcs[src_idx]);
-                                return -ENOMEM;
+                        return -ENOMEM;
-                        }
+                }
        }
        dest = alloc_page(GFP_KERNEL);
-        if (!dest)
+        if (!dest) {
-                while (src_idx--) {
+                while (src_idx--)
                        __free_page(xor_srcs[src_idx]);
-                        return -ENOMEM;
+                return -ENOMEM;
-                }
+        }
        /* Fill in src buffers */
        for (src_idx = 0; src_idx < IOP_ADMA_NUM_SRC_TEST; src_idx++) {
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 1f154d08e98..ae50a9d1a4e 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -729,7 +729,7 @@ static int ipu_init_channel_buffer(struct idmac_channel *ichan,
        ichan->status = IPU_CHANNEL_READY;
-        spin_unlock_irqrestore(ipu->lock, flags);
+        spin_unlock_irqrestore(&ipu->lock, flags);
        return 0;
 }
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 5d5d5b31867..cb7f26fb9f1 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -1019,19 +1019,19 @@ mv_xor_xor_self_test(struct mv_xor_device *device)
        for (src_idx = 0; src_idx < MV_XOR_NUM_SRC_TEST; src_idx++) {
                xor_srcs[src_idx] = alloc_page(GFP_KERNEL);
-                if (!xor_srcs[src_idx])
+                if (!xor_srcs[src_idx]) {
-                        while (src_idx--) {
+                        while (src_idx--)
                                __free_page(xor_srcs[src_idx]);
-                                return -ENOMEM;
+                        return -ENOMEM;
-                        }
+                }
        }
        dest = alloc_page(GFP_KERNEL);
-        if (!dest)
+        if (!dest) {
-                while (src_idx--) {
+                while (src_idx--)
                        __free_page(xor_srcs[src_idx]);
-                        return -ENOMEM;
+                return -ENOMEM;
-                }
+        }
        /* Fill in src buffers */
        for (src_idx = 0; src_idx < MV_XOR_NUM_SRC_TEST; src_idx++) {
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6dab63bdc4c..6d21b9e48b8 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1105,7 +1105,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
                                         1024 * 1024,
                                         MTRR_TYPE_WRCOMB, 1);
        if (dev_priv->mm.gtt_mtrr < 0) {
-                DRM_INFO("MTRR allocation failed\n.  Graphics "
+                DRM_INFO("MTRR allocation failed.  Graphics "
                         "performance may suffer.\n");
        }
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 17fa40858d2..d6cc9861e0a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -279,7 +279,6 @@ typedef struct drm_i915_private {
        u8 saveAR_INDEX;
        u8 saveAR[21];
        u8 saveDACMASK;
-        u8 saveDACDATA[256*3]; /* 256 3-byte colors */
        u8 saveCR[37];
        struct {
@@ -457,6 +456,12 @@ struct drm_i915_gem_object {
        /** for phy allocated objects */
        struct drm_i915_gem_phys_object *phys_obj;
+        /**
+         * Used for checking the object doesn't appear more than once
+         * in an execbuffer object list.
+         */
+        int in_execbuffer;
 };
 /**
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 85685bfd12d..37427e4016c 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1476,7 +1476,7 @@ static void i915_write_fence_reg(struct drm_i915_fence_reg *reg)
        struct drm_i915_gem_object *obj_priv = obj->driver_private;
        int regnum = obj_priv->fence_reg;
        int tile_width;
-        uint32_t val;
+        uint32_t fence_reg, val;
        uint32_t pitch_val;
        if ((obj_priv->gtt_offset & ~I915_FENCE_START_MASK) ||
@@ -1503,7 +1503,11 @@ static void i915_write_fence_reg(struct drm_i915_fence_reg *reg)
        val |= pitch_val << I830_FENCE_PITCH_SHIFT;
        val |= I830_FENCE_REG_VALID;
-        I915_WRITE(FENCE_REG_830_0 + (regnum * 4), val);
+        if (regnum < 8)
+                fence_reg = FENCE_REG_830_0 + (regnum * 4);
+        else
+                fence_reg = FENCE_REG_945_8 + ((regnum - 8) * 4);
+        I915_WRITE(fence_reg, val);
 }
 static void i830_write_fence_reg(struct drm_i915_fence_reg *reg)
@@ -1557,7 +1561,8 @@ i915_gem_object_get_fence_reg(struct drm_gem_object *obj, bool write)
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct drm_i915_gem_object *obj_priv = obj->driver_private;
        struct drm_i915_fence_reg *reg = NULL;
-        int i, ret;
+        struct drm_i915_gem_object *old_obj_priv = NULL;
+        int i, ret, avail;
        switch (obj_priv->tiling_mode) {
        case I915_TILING_NONE:
@@ -1580,25 +1585,46 @@ i915_gem_object_get_fence_reg(struct drm_gem_object *obj, bool write)
        }
        /* First try to find a free reg */
+try_again:
+        avail = 0;
        for (i = dev_priv->fence_reg_start; i < dev_priv->num_fence_regs; i++) {
                reg = &dev_priv->fence_regs[i];
                if (!reg->obj)
                        break;
+                old_obj_priv = reg->obj->driver_private;
+                if (!old_obj_priv->pin_count)
+                    avail++;
        }
        /* None available, try to steal one or wait for a user to finish */
        if (i == dev_priv->num_fence_regs) {
-                struct drm_i915_gem_object *old_obj_priv = NULL;
+                uint32_t seqno = dev_priv->mm.next_gem_seqno;
                loff_t offset;
-try_again:
+                if (avail == 0)
-                /* Could try to use LRU here instead... */
+                        return -ENOMEM;
                for (i = dev_priv->fence_reg_start;
                     i < dev_priv->num_fence_regs; i++) {
+                        uint32_t this_seqno;
                        reg = &dev_priv->fence_regs[i];
                        old_obj_priv = reg->obj->driver_private;
-                        if (!old_obj_priv->pin_count)
+                        if (old_obj_priv->pin_count)
+                                continue;
+                        /* i915 uses fences for GPU access to tiled buffers */
+                        if (IS_I965G(dev) || !old_obj_priv->active)
                                break;
+                        /* find the seqno of the first available fence */
+                        this_seqno = old_obj_priv->last_rendering_seqno;
+                        if (this_seqno != 0 &&
+                            reg->obj->write_domain == 0 &&
+                            i915_seqno_passed(seqno, this_seqno))
+                                seqno = this_seqno;
                }
                /*
@@ -1606,15 +1632,25 @@ try_again:
                 * objects to finish before trying again.
                 */
                if (i == dev_priv->num_fence_regs) {
-                        ret = i915_gem_object_set_to_gtt_domain(reg->obj, 0);
+                        if (seqno == dev_priv->mm.next_gem_seqno) {
-                        if (ret) {
+                                i915_gem_flush(dev,
-                                WARN(ret != -ERESTARTSYS,
+                                               I915_GEM_GPU_DOMAINS,
-                                     "switch to GTT domain failed: %d\n", ret);
+                                               I915_GEM_GPU_DOMAINS);
-                                return ret;
+                                seqno = i915_add_request(dev,
+                                                         I915_GEM_GPU_DOMAINS);
+                                if (seqno == 0)
+                                        return -ENOMEM;
                        }
+                        ret = i915_wait_request(dev, seqno);
+                        if (ret)
+                                return ret;
                        goto try_again;
                }
+                BUG_ON(old_obj_priv->active ||
+                       (reg->obj->write_domain & I915_GEM_GPU_DOMAINS));
                /*
                 * Zap this virtual mapping so we can set up a fence again
                 * for this object next time we need it.
@@ -1655,8 +1691,17 @@ i915_gem_clear_fence_reg(struct drm_gem_object *obj)
        if (IS_I965G(dev))
                I915_WRITE64(FENCE_REG_965_0 + (obj_priv->fence_reg * 8), 0);
-        else
+        else {
-                I915_WRITE(FENCE_REG_830_0 + (obj_priv->fence_reg * 4), 0);
+                uint32_t fence_reg;
+                if (obj_priv->fence_reg < 8)
+                        fence_reg = FENCE_REG_830_0 + obj_priv->fence_reg * 4;
+                else
+                        fence_reg = FENCE_REG_945_8 + (obj_priv->fence_reg -
+                                                       8) * 4;
+                I915_WRITE(fence_reg, 0);
+        }
        dev_priv->fence_regs[obj_priv->fence_reg].obj = NULL;
        obj_priv->fence_reg = I915_FENCE_REG_NONE;
@@ -2469,6 +2514,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
        struct drm_i915_gem_exec_object *exec_list = NULL;
        struct drm_gem_object **object_list = NULL;
        struct drm_gem_object *batch_obj;
+        struct drm_i915_gem_object *obj_priv;
        int ret, i, pinned = 0;
        uint64_t exec_offset;
        uint32_t seqno, flush_domains;
@@ -2533,6 +2579,15 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                        ret = -EBADF;
                        goto err;
                }
+                obj_priv = object_list[i]->driver_private;
+                if (obj_priv->in_execbuffer) {
+                        DRM_ERROR("Object %p appears more than once in object list\n",
+                                   object_list[i]);
+                        ret = -EBADF;
+                        goto err;
+                }
+                obj_priv->in_execbuffer = true;
        }
        /* Pin and relocate */
@@ -2674,8 +2729,13 @@ err:
        for (i = 0; i < pinned; i++)
                i915_gem_object_unpin(object_list[i]);
-        for (i = 0; i < args->buffer_count; i++)
+        for (i = 0; i < args->buffer_count; i++) {
+                if (object_list[i]) {
+                        obj_priv = object_list[i]->driver_private;
+                        obj_priv->in_execbuffer = false;
+                }
                drm_gem_object_unreference(object_list[i]);
+        }
        mutex_unlock(&dev->struct_mutex);
@@ -2712,17 +2772,24 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
                ret = i915_gem_object_bind_to_gtt(obj, alignment);
                if (ret != 0) {
                        if (ret != -EBUSY && ret != -ERESTARTSYS)
-                                DRM_ERROR("Failure to bind: %d", ret);
+                                DRM_ERROR("Failure to bind: %d\n", ret);
+                        return ret;
+                }
+        }
+        /*
+         * Pre-965 chips need a fence register set up in order to
+         * properly handle tiled surfaces.
+         */
+        if (!IS_I965G(dev) &&
+            obj_priv->fence_reg == I915_FENCE_REG_NONE &&
+            obj_priv->tiling_mode != I915_TILING_NONE) {
+                ret = i915_gem_object_get_fence_reg(obj, true);
+                if (ret != 0) {
+                        if (ret != -EBUSY && ret != -ERESTARTSYS)
+                                DRM_ERROR("Failure to install fence: %d\n",
+                                          ret);
                        return ret;
                }
-                /*
-                 * Pre-965 chips need a fence register set up in order to
-                 * properly handle tiled surfaces.
-                 */
-                if (!IS_I965G(dev) &&
-                    obj_priv->fence_reg == I915_FENCE_REG_NONE &&
-                    obj_priv->tiling_mode != I915_TILING_NONE)
-                        i915_gem_object_get_fence_reg(obj, true);
        }
        obj_priv->pin_count++;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 9d6539a868b..90600d89941 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -184,6 +184,7 @@
 * Fence registers
 */
 #define FENCE_REG_830_0                 0x2000
+#define FENCE_REG_945_8                 0x3000
 #define   I830_FENCE_START_MASK         0x07f80000
 #define   I830_FENCE_TILING_Y_SHIFT     12
 #define   I830_FENCE_SIZE_BITS(size)    ((ffs((size) >> 19) - 1) << 8)
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 5d84027ee8f..d669cc2b42c 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -119,11 +119,6 @@ static void i915_save_vga(struct drm_device *dev)
        /* VGA color palette registers */
        dev_priv->saveDACMASK = I915_READ8(VGA_DACMASK);
-        /* DACCRX automatically increments during read */
-        I915_WRITE8(VGA_DACRX, 0);
-        /* Read 3 bytes of color data from each index */
-        for (i = 0; i < 256 * 3; i++)
-                dev_priv->saveDACDATA[i] = I915_READ8(VGA_DACDATA);
        /* MSR bits */
        dev_priv->saveMSR = I915_READ8(VGA_MSR_READ);
@@ -225,12 +220,6 @@ static void i915_restore_vga(struct drm_device *dev)
        /* VGA color palette registers */
        I915_WRITE8(VGA_DACMASK, dev_priv->saveDACMASK);
-        /* DACCRX automatically increments during read */
-        I915_WRITE8(VGA_DACWX, 0);
-        /* Read 3 bytes of color data from each index */
-        for (i = 0; i < 256 * 3; i++)
-                I915_WRITE8(VGA_DACDATA, dev_priv->saveDACDATA[i]);
 }
 int i915_save_state(struct drm_device *dev)
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index b84bf066879..b4eea0292c1 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -543,8 +543,8 @@ config SENSORS_LM90
        help
          If you say yes here you get support for National Semiconductor LM90,
          LM86, LM89 and LM99, Analog Devices ADM1032 and ADT7461, and Maxim
-          MAX6646, MAX6647, MAX6649, MAX6657, MAX6658, MAX6659, MAX6680 and
+          MAX6646, MAX6647, MAX6648, MAX6649, MAX6657, MAX6658, MAX6659,
-          MAX6681 sensor chips.
+          MAX6680, MAX6681 and MAX6692 sensor chips.
          This driver can also be built as a module.  If so, the module
          will be called lm90.
diff --git a/drivers/hwmon/abituguru3.c b/drivers/hwmon/abituguru3.c
index e52b38806d0..ad2b3431b72 100644
--- a/drivers/hwmon/abituguru3.c
+++ b/drivers/hwmon/abituguru3.c
@@ -760,8 +760,11 @@ static int abituguru3_read_increment_offset(struct abituguru3_data *data,
        for (i = 0; i < offset_count; i++)
                if ((x = abituguru3_read(data, bank, offset + i, count,
-                                buf + i * count)) != count)
+                                buf + i * count)) != count) {
-                        return i * count + (i && (x < 0)) ? 0 : x;
+                        if (x < 0)
+                                return x;
+                        return i * count + x;
+                }
        return i * count;
 }
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index 1692de36996..18a1ba88816 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -617,7 +617,7 @@ static void f75375_init(struct i2c_client *client, struct f75375_data *data,
 static int f75375_probe(struct i2c_client *client,
                const struct i2c_device_id *id)
 {
-        struct f75375_data *data = i2c_get_clientdata(client);
+        struct f75375_data *data;
        struct f75375s_platform_data *f75375s_pdata = client->dev.platform_data;
        int err;
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index 95a99c590da..9157247fed8 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -213,7 +213,7 @@ static inline u16 FAN16_TO_REG(long rpm)
 #define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)<0?(((val)-500)/1000):\
                                        ((val)+500)/1000),-128,127))
-#define TEMP_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*1000)
+#define TEMP_FROM_REG(val) ((val) * 1000)
 #define PWM_TO_REG(val)   ((val) >> 1)
 #define PWM_FROM_REG(val) (((val)&0x7f) << 1)
@@ -267,9 +267,9 @@ struct it87_data {
        u8 has_fan;             /* Bitfield, fans enabled */
        u16 fan[5];             /* Register values, possibly combined */
        u16 fan_min[5];         /* Register values, possibly combined */
-        u8 temp[3];             /* Register value */
+        s8 temp[3];             /* Register value */
-        u8 temp_high[3];        /* Register value */
+        s8 temp_high[3];        /* Register value */
-        u8 temp_low[3];         /* Register value */
+        s8 temp_low[3];         /* Register value */
        u8 sensor;              /* Register value */
        u8 fan_div[3];          /* Register encoding, shifted right */
        u8 vid;                 /* Register encoding, combined */
diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c
index cfc1ee90f5a..b251d8674b4 100644
--- a/drivers/hwmon/lm85.c
+++ b/drivers/hwmon/lm85.c
@@ -72,6 +72,7 @@ I2C_CLIENT_INSMOD_7(lm85b, lm85c, adm1027, adt7463, adt7468, emc6d100,
 #define LM85_COMPANY_SMSC               0x5c
 #define LM85_VERSTEP_VMASK              0xf0
 #define LM85_VERSTEP_GENERIC            0x60
+#define LM85_VERSTEP_GENERIC2           0x70
 #define LM85_VERSTEP_LM85C              0x60
 #define LM85_VERSTEP_LM85B              0x62
 #define LM85_VERSTEP_ADM1027            0x60
@@ -334,6 +335,7 @@ static struct lm85_data *lm85_update_device(struct device *dev);
 static const struct i2c_device_id lm85_id[] = {
        { "adm1027", adm1027 },
        { "adt7463", adt7463 },
+        { "adt7468", adt7468 },
        { "lm85", any_chip },
        { "lm85b", lm85b },
        { "lm85c", lm85c },
@@ -408,7 +410,8 @@ static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr,
        struct lm85_data *data = lm85_update_device(dev);
        int vid;
-        if (data->type == adt7463 && (data->vid & 0x80)) {
+        if ((data->type == adt7463 || data->type == adt7468) &&
+            (data->vid & 0x80)) {
                /* 6-pin VID (VRM 10) */
                vid = vid_from_reg(data->vid & 0x3f, data->vrm);
        } else {
@@ -1153,7 +1156,8 @@ static int lm85_detect(struct i2c_client *client, int kind,
                        address, company, verstep);
                /* All supported chips have the version in common */
-                if ((verstep & LM85_VERSTEP_VMASK) != LM85_VERSTEP_GENERIC) {
+                if ((verstep & LM85_VERSTEP_VMASK) != LM85_VERSTEP_GENERIC &&
+                    (verstep & LM85_VERSTEP_VMASK) != LM85_VERSTEP_GENERIC2) {
                        dev_dbg(&adapter->dev, "Autodetection failed: "
                                "unsupported version\n");
                        return -ENODEV;
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 96a70186672..1aff7575799 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -32,10 +32,10 @@
 * supported by this driver. These chips lack the remote temperature
 * offset feature.
 *
- * This driver also supports the MAX6646, MAX6647 and MAX6649 chips
+ * This driver also supports the MAX6646, MAX6647, MAX6648, MAX6649 and
- * made by Maxim.  These are again similar to the LM86, but they use
+ * MAX6692 chips made by Maxim.  These are again similar to the LM86,
- * unsigned temperature values and can report temperatures from 0 to
+ * but they use unsigned temperature values and can report temperatures
- * 145 degrees.
+ * from 0 to 145 degrees.
 *
 * This driver also supports the MAX6680 and MAX6681, two other sensor
 * chips made by Maxim. These are quite similar to the other Maxim
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index e072903b12f..5ea3bfad172 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -721,6 +721,11 @@ config BLK_DEV_IDE_TX4939
        depends on SOC_TX4939
        select BLK_DEV_IDEDMA_SFF
+config BLK_DEV_IDE_AT91
+        tristate "Atmel AT91 (SAM9, CAP9, AT572D940HF) IDE support"
+        depends on ARM && ARCH_AT91 && !ARCH_AT91RM9200 && !ARCH_AT91X40
+        select IDE_TIMINGS
 config IDE_ARM
        tristate "ARM IDE support"
        depends on ARM && (ARCH_RPC || ARCH_SHARK)
diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile
index d0e3d7d5b46..1c326d94aa6 100644
--- a/drivers/ide/Makefile
+++ b/drivers/ide/Makefile
@@ -116,3 +116,4 @@ obj-$(CONFIG_BLK_DEV_IDE_AU1XXX)	+= au1xxx-ide.o
 obj-$(CONFIG_BLK_DEV_IDE_TX4938)        += tx4938ide.o
 obj-$(CONFIG_BLK_DEV_IDE_TX4939)        += tx4939ide.o
+obj-$(CONFIG_BLK_DEV_IDE_AT91)          += at91_ide.o
diff --git a/drivers/ide/at91_ide.c b/drivers/ide/at91_ide.c
new file mode 100644
index 00000000000..1bb50f46388
--- /dev/null
+++ b/drivers/ide/at91_ide.c
@@ -0,0 +1,467 @@
+/*
+ * IDE host driver for AT91 (SAM9, CAP9, AT572D940HF) Static Memory Controller
+ * with Compact Flash True IDE logic
+ *
+ * Copyright (c) 2008, 2009 Kelvatek Ltd.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+#include <linux/version.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/ide.h>
+#include <linux/platform_device.h>
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/at91sam9263.h>
+#include <mach/at91sam9_smc.h>
+#include <mach/at91sam9263_matrix.h>
+#define DRV_NAME "at91_ide"
+#define perr(fmt, args...) pr_err(DRV_NAME ": " fmt, ##args)
+#define pdbg(fmt, args...) pr_debug("%s " fmt, __func__, ##args)
+/*
+ * Access to IDE device is possible through EBI Static Memory Controller
+ * with Compact Flash logic. For details see EBI and SMC datasheet sections
+ * of any microcontroller from AT91SAM9 family.
+ *
+ * Within SMC chip select address space, lines A[23:21] distinguish Compact
+ * Flash modes (I/O, common memory, attribute memory, True IDE). IDE modes are:
+ *   0x00c0000 - True IDE
+ *   0x00e0000 - Alternate True IDE (Alt Status Register)
+ *
+ * On True IDE mode Task File and Data Register are mapped at the same address.
+ * To distinguish access between these two different bus data width is used:
+ * 8Bit for Task File, 16Bit for Data I/O.
+ *
+ * After initialization we do 8/16 bit flipping (changes in SMC MODE register)
+ * only inside IDE callback routines which are serialized by IDE layer,
+ * so no additional locking needed.
+ */
+#define TASK_FILE       0x00c00000
+#define ALT_MODE        0x00e00000
+#define REGS_SIZE       8
+#define enter_16bit(cs, mode) do {                                      \
+        mode = at91_sys_read(AT91_SMC_MODE(cs));                        \
+        at91_sys_write(AT91_SMC_MODE(cs), mode | AT91_SMC_DBW_16);      \
+} while (0)
+#define leave_16bit(cs, mode) at91_sys_write(AT91_SMC_MODE(cs), mode);
+static void set_smc_timings(const u8 chipselect, const u16 cycle,
+                            const u16 setup, const u16 pulse,
+                            const u16 data_float, int use_iordy)
+{
+        unsigned long mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
+                             AT91_SMC_BAT_SELECT;
+        /* disable or enable waiting for IORDY signal */
+        if (use_iordy)
+                mode |= AT91_SMC_EXNWMODE_READY;
+        /* add data float cycles if needed */
+        if (data_float)
+                mode |= AT91_SMC_TDF_(data_float);
+        at91_sys_write(AT91_SMC_MODE(chipselect), mode);
+        /* setup timings in SMC */
+        at91_sys_write(AT91_SMC_SETUP(chipselect), AT91_SMC_NWESETUP_(setup) |
+                                                   AT91_SMC_NCS_WRSETUP_(0) |
+                                                   AT91_SMC_NRDSETUP_(setup) |
+                                                   AT91_SMC_NCS_RDSETUP_(0));
+        at91_sys_write(AT91_SMC_PULSE(chipselect), AT91_SMC_NWEPULSE_(pulse) |
+                                                   AT91_SMC_NCS_WRPULSE_(cycle) |
+                                                   AT91_SMC_NRDPULSE_(pulse) |
+                                                   AT91_SMC_NCS_RDPULSE_(cycle));
+        at91_sys_write(AT91_SMC_CYCLE(chipselect), AT91_SMC_NWECYCLE_(cycle) |
+                                                   AT91_SMC_NRDCYCLE_(cycle));
+}
+static unsigned int calc_mck_cycles(unsigned int ns, unsigned int mck_hz)
+{
+        u64 tmp = ns;
+        tmp *= mck_hz;
+        tmp += 1000*1000*1000 - 1; /* round up */
+        do_div(tmp, 1000*1000*1000);
+        return (unsigned int) tmp;
+}
+static void apply_timings(const u8 chipselect, const u8 pio,
+                          const struct ide_timing *timing, int use_iordy)
+{
+        unsigned int t0, t1, t2, t6z;
+        unsigned int cycle, setup, pulse, data_float;
+        unsigned int mck_hz;
+        struct clk *mck;
+        /* see table 22 of Compact Flash standard 4.1 for the meaning,
+         * we do not stretch active (t2) time, so setup (t1) + hold time (th)
+         * assure at least minimal recovery (t2i) time */
+        t0 = timing->cyc8b;
+        t1 = timing->setup;
+        t2 = timing->act8b;
+        t6z = (pio < 5) ? 30 : 20;
+        pdbg("t0=%u t1=%u t2=%u t6z=%u\n", t0, t1, t2, t6z);
+        mck = clk_get(NULL, "mck");
+        BUG_ON(IS_ERR(mck));
+        mck_hz = clk_get_rate(mck);
+        pdbg("mck_hz=%u\n", mck_hz);
+        cycle = calc_mck_cycles(t0, mck_hz);
+        setup = calc_mck_cycles(t1, mck_hz);
+        pulse = calc_mck_cycles(t2, mck_hz);
+        data_float = calc_mck_cycles(t6z, mck_hz);
+        pdbg("cycle=%u setup=%u pulse=%u data_float=%u\n",
+             cycle, setup, pulse, data_float);
+        set_smc_timings(chipselect, cycle, setup, pulse, data_float, use_iordy);
+}
+static void at91_ide_input_data(ide_drive_t *drive, struct request *rq,
+                                void *buf, unsigned int len)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        u8 chipselect = hwif->select_data;
+        unsigned long mode;
+        pdbg("cs %u buf %p len %d\n", chipselect, buf, len);
+        len++;
+        enter_16bit(chipselect, mode);
+        __ide_mm_insw((void __iomem *) io_ports->data_addr, buf, len / 2);
+        leave_16bit(chipselect, mode);
+}
+static void at91_ide_output_data(ide_drive_t *drive, struct request *rq,
+                                 void *buf, unsigned int len)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        u8 chipselect = hwif->select_data;
+        unsigned long mode;
+        pdbg("cs %u buf %p len %d\n", chipselect,  buf, len);
+        enter_16bit(chipselect, mode);
+        __ide_mm_outsw((void __iomem *) io_ports->data_addr, buf, len / 2);
+        leave_16bit(chipselect, mode);
+}
+static u8 ide_mm_inb(unsigned long port)
+{
+        return readb((void __iomem *) port);
+}
+static void ide_mm_outb(u8 value, unsigned long port)
+{
+        writeb(value, (void __iomem *) port);
+}
+static void at91_ide_tf_load(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        struct ide_taskfile *tf = &task->tf;
+        u8 HIHI = (task->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF;
+        if (task->tf_flags & IDE_TFLAG_FLAGGED)
+                HIHI = 0xFF;
+        if (task->tf_flags & IDE_TFLAG_OUT_DATA) {
+                u16 data = (tf->hob_data << 8) | tf->data;
+                at91_ide_output_data(drive, NULL, &data, 2);
+        }
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
+                ide_mm_outb(tf->hob_feature, io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
+                ide_mm_outb(tf->hob_nsect, io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
+                ide_mm_outb(tf->hob_lbal, io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
+                ide_mm_outb(tf->hob_lbam, io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
+                ide_mm_outb(tf->hob_lbah, io_ports->lbah_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_FEATURE)
+                ide_mm_outb(tf->feature, io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_NSECT)
+                ide_mm_outb(tf->nsect, io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAL)
+                ide_mm_outb(tf->lbal, io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAM)
+                ide_mm_outb(tf->lbam, io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_LBAH)
+                ide_mm_outb(tf->lbah, io_ports->lbah_addr);
+        if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
+                ide_mm_outb((tf->device & HIHI) | drive->select, io_ports->device_addr);
+}
+static void at91_ide_tf_read(ide_drive_t *drive, ide_task_t *task)
+{
+        ide_hwif_t *hwif = drive->hwif;
+        struct ide_io_ports *io_ports = &hwif->io_ports;
+        struct ide_taskfile *tf = &task->tf;
+        if (task->tf_flags & IDE_TFLAG_IN_DATA) {
+                u16 data;
+                at91_ide_input_data(drive, NULL, &data, 2);
+                tf->data = data & 0xff;
+                tf->hob_data = (data >> 8) & 0xff;
+        }
+        /* be sure we're looking at the low order bits */
+        ide_mm_outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_FEATURE)
+                tf->feature = ide_mm_inb(io_ports->feature_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_NSECT)
+                tf->nsect  = ide_mm_inb(io_ports->nsect_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAL)
+                tf->lbal   = ide_mm_inb(io_ports->lbal_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAM)
+                tf->lbam   = ide_mm_inb(io_ports->lbam_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_LBAH)
+                tf->lbah   = ide_mm_inb(io_ports->lbah_addr);
+        if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
+                tf->device = ide_mm_inb(io_ports->device_addr);
+        if (task->tf_flags & IDE_TFLAG_LBA48) {
+                ide_mm_outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
+                        tf->hob_feature = ide_mm_inb(io_ports->feature_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
+                        tf->hob_nsect   = ide_mm_inb(io_ports->nsect_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
+                        tf->hob_lbal    = ide_mm_inb(io_ports->lbal_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
+                        tf->hob_lbam    = ide_mm_inb(io_ports->lbam_addr);
+                if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
+                        tf->hob_lbah    = ide_mm_inb(io_ports->lbah_addr);
+        }
+}
+static void at91_ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
+{
+        struct ide_timing *timing;
+        u8 chipselect = drive->hwif->select_data;
+        int use_iordy = 0;
+        pdbg("chipselect %u pio %u\n", chipselect, pio);
+        timing = ide_timing_find_mode(XFER_PIO_0 + pio);
+        BUG_ON(!timing);
+        if ((pio > 2 || ata_id_has_iordy(drive->id)) &&
+            !(ata_id_is_cfa(drive->id) && pio > 4))
+                use_iordy = 1;
+        apply_timings(chipselect, pio, timing, use_iordy);
+}
+static const struct ide_tp_ops at91_ide_tp_ops = {
+        .exec_command   = ide_exec_command,
+        .read_status    = ide_read_status,
+        .read_altstatus = ide_read_altstatus,
+        .set_irq        = ide_set_irq,
+        .tf_load        = at91_ide_tf_load,
+        .tf_read        = at91_ide_tf_read,
+        .input_data     = at91_ide_input_data,
+        .output_data    = at91_ide_output_data,
+};
+static const struct ide_port_ops at91_ide_port_ops = {
+        .set_pio_mode   = at91_ide_set_pio_mode,
+};
+static const struct ide_port_info at91_ide_port_info __initdata = {
+        .port_ops       = &at91_ide_port_ops,
+        .tp_ops         = &at91_ide_tp_ops,
+        .host_flags     = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA | IDE_HFLAG_SINGLE |
+                          IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_UNMASK_IRQS,
+        .pio_mask       = ATA_PIO5,
+};
+/*
+ * If interrupt is delivered through GPIO, IRQ are triggered on falling
+ * and rising edge of signal. Whereas IDE device request interrupt on high
+ * level (rising edge in our case). This mean we have fake interrupts, so
+ * we need to check interrupt pin and exit instantly from ISR when line
+ * is on low level.
+ */
+irqreturn_t at91_irq_handler(int irq, void *dev_id)
+{
+        int ntries = 8;
+        int pin_val1, pin_val2;
+        /* additional deglitch, line can be noisy in badly designed PCB */
+        do {
+                pin_val1 = at91_get_gpio_value(irq);
+                pin_val2 = at91_get_gpio_value(irq);
+        } while (pin_val1 != pin_val2 && --ntries > 0);
+        if (pin_val1 == 0 || ntries <= 0)
+                return IRQ_HANDLED;
+        return ide_intr(irq, dev_id);
+}
+static int __init at91_ide_probe(struct platform_device *pdev)
+{
+        int ret;
+        hw_regs_t hw;
+        hw_regs_t *hws[] = { &hw, NULL, NULL, NULL };
+        struct ide_host *host;
+        struct resource *res;
+        unsigned long tf_base = 0, ctl_base = 0;
+        struct at91_cf_data *board = pdev->dev.platform_data;
+        if (!board)
+                return -ENODEV;
+        if (board->det_pin && at91_get_gpio_value(board->det_pin) != 0) {
+                perr("no device detected\n");
+                return -ENODEV;
+        }
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        if (!res) {
+                perr("can't get memory resource\n");
+                return -ENODEV;
+        }
+        if (!devm_request_mem_region(&pdev->dev, res->start + TASK_FILE,
+                                     REGS_SIZE, "ide") ||
+            !devm_request_mem_region(&pdev->dev, res->start + ALT_MODE,
+                                     REGS_SIZE, "alt")) {
+                perr("memory resources in use\n");
+                return -EBUSY;
+        }
+        pdbg("chipselect %u irq %u res %08lx\n", board->chipselect,
+             board->irq_pin, (unsigned long) res->start);
+        tf_base = (unsigned long) devm_ioremap(&pdev->dev, res->start + TASK_FILE,
+                                               REGS_SIZE);
+        ctl_base = (unsigned long) devm_ioremap(&pdev->dev, res->start + ALT_MODE,
+                                                REGS_SIZE);
+        if (!tf_base || !ctl_base) {
+                perr("can't map memory regions\n");
+                return -EBUSY;
+        }
+        memset(&hw, 0, sizeof(hw));
+        if (board->flags & AT91_IDE_SWAP_A0_A2) {
+                /* workaround for stupid hardware bug */
+                hw.io_ports.data_addr   = tf_base + 0;
+                hw.io_ports.error_addr  = tf_base + 4;
+                hw.io_ports.nsect_addr  = tf_base + 2;
+                hw.io_ports.lbal_addr   = tf_base + 6;
+                hw.io_ports.lbam_addr   = tf_base + 1;
+                hw.io_ports.lbah_addr   = tf_base + 5;
+                hw.io_ports.device_addr = tf_base + 3;
+                hw.io_ports.command_addr = tf_base + 7;
+                hw.io_ports.ctl_addr    = ctl_base + 3;
+        } else
+                ide_std_init_ports(&hw, tf_base, ctl_base + 6);
+        hw.irq = board->irq_pin;
+        hw.chipset = ide_generic;
+        hw.dev = &pdev->dev;
+        host = ide_host_alloc(&at91_ide_port_info, hws);
+        if (!host) {
+                perr("failed to allocate ide host\n");
+                return -ENOMEM;
+        }
+        /* setup Static Memory Controller - PIO 0 as default */
+        apply_timings(board->chipselect, 0, ide_timing_find_mode(XFER_PIO_0), 0);
+        /* with GPIO interrupt we have to do quirks in handler */
+        if (board->irq_pin >= PIN_BASE)
+                host->irq_handler = at91_irq_handler;
+        host->ports[0]->select_data = board->chipselect;
+        ret = ide_host_register(host, &at91_ide_port_info, hws);
+        if (ret) {
+                perr("failed to register ide host\n");
+                goto err_free_host;
+        }
+        platform_set_drvdata(pdev, host);
+        return 0;
+err_free_host:
+        ide_host_free(host);
+        return ret;
+}
+static int __exit at91_ide_remove(struct platform_device *pdev)
+{
+        struct ide_host *host = platform_get_drvdata(pdev);
+        ide_host_remove(host);
+        return 0;
+}
+static struct platform_driver at91_ide_driver = {
+        .driver = {
+                .name = DRV_NAME,
+                .owner = THIS_MODULE,
+        },
+        .remove = __exit_p(at91_ide_remove),
+};
+static int __init at91_ide_init(void)
+{
+        return platform_driver_probe(&at91_ide_driver, at91_ide_probe);
+}
+static void __exit at91_ide_exit(void)
+{
+        platform_driver_unregister(&at91_ide_driver);
+}
+module_init(at91_ide_init);
+module_exit(at91_ide_exit);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Stanislaw Gruszka <stf_xl@wp.pl>");
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index e96c0126059..e9d042dba0e 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -140,6 +140,12 @@ static void ide_queue_pc_head(ide_drive_t *drive, struct gendisk *disk,
        rq->cmd_flags |= REQ_PREEMPT;
        rq->buffer = (char *)pc;
        rq->rq_disk = disk;
+        if (pc->req_xfer) {
+                rq->data = pc->buf;
+                rq->data_len = pc->req_xfer;
+        }
        memcpy(rq->cmd, pc->c, 12);
        if (drive->media == ide_tape)
                rq->cmd[13] = REQ_IDETAPE_PC1;
@@ -159,6 +165,12 @@ int ide_queue_pc_tail(ide_drive_t *drive, struct gendisk *disk,
        rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
        rq->cmd_type = REQ_TYPE_SPECIAL;
        rq->buffer = (char *)pc;
+        if (pc->req_xfer) {
+                rq->data = pc->buf;
+                rq->data_len = pc->req_xfer;
+        }
        memcpy(rq->cmd, pc->c, 12);
        if (drive->media == ide_tape)
                rq->cmd[13] = REQ_IDETAPE_PC1;
diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c
index 1146f4204c6..1f86dcbd2b1 100644
--- a/drivers/ide/ide-disk_proc.c
+++ b/drivers/ide/ide-disk_proc.c
@@ -125,5 +125,5 @@ const struct ide_proc_devset ide_disk_settings[] = {
        IDE_PROC_DEVSET(multcount,      0,    16),
        IDE_PROC_DEVSET(nowerr,         0,     1),
        IDE_PROC_DEVSET(wcache,         0,     1),
-        { 0 },
+        { NULL },
 };
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 72ebab0bc75..059c90bb5ad 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -128,6 +128,7 @@ int ide_build_sglist(ide_drive_t *drive, struct request *rq)
 {
        ide_hwif_t *hwif = drive->hwif;
        struct scatterlist *sg = hwif->sg_table;
+        int i;
        ide_map_sg(drive, rq);
@@ -136,8 +137,13 @@ int ide_build_sglist(ide_drive_t *drive, struct request *rq)
        else
                hwif->sg_dma_direction = DMA_TO_DEVICE;
-        return dma_map_sg(hwif->dev, sg, hwif->sg_nents,
+        i = dma_map_sg(hwif->dev, sg, hwif->sg_nents, hwif->sg_dma_direction);
-                          hwif->sg_dma_direction);
+        if (i) {
+                hwif->orig_sg_nents = hwif->sg_nents;
+                hwif->sg_nents = i;
+        }
+        return i;
 }
 EXPORT_SYMBOL_GPL(ide_build_sglist);
@@ -156,7 +162,7 @@ void ide_destroy_dmatable(ide_drive_t *drive)
 {
        ide_hwif_t *hwif = drive->hwif;
-        dma_unmap_sg(hwif->dev, hwif->sg_table, hwif->sg_nents,
+        dma_unmap_sg(hwif->dev, hwif->sg_table, hwif->orig_sg_nents,
                     hwif->sg_dma_direction);
 }
 EXPORT_SYMBOL_GPL(ide_destroy_dmatable);
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 3eab1c6c9b3..317ec62c33d 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -327,8 +327,10 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
                return ide_stopped;
        }
-        ide_init_sg_cmd(drive, rq);
+        if (blk_fs_request(rq) || pc->req_xfer) {
-        ide_map_sg(drive, rq);
+                ide_init_sg_cmd(drive, rq);
+                ide_map_sg(drive, rq);
+        }
        pc->sg = hwif->sg_table;
        pc->sg_cnt = hwif->sg_nents;
diff --git a/drivers/ide/ide-floppy_proc.c b/drivers/ide/ide-floppy_proc.c
index 3ec762cb60a..fcd4d8153df 100644
--- a/drivers/ide/ide-floppy_proc.c
+++ b/drivers/ide/ide-floppy_proc.c
@@ -29,5 +29,5 @@ const struct ide_proc_devset ide_floppy_settings[] = {
        IDE_PROC_DEVSET(bios_head, 0,  255),
        IDE_PROC_DEVSET(bios_sect, 0,   63),
        IDE_PROC_DEVSET(ticks,     0,  255),
-        { 0 },
+        { NULL },
 };
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 9ee51adf567..a9a6c208288 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -908,7 +908,7 @@ void ide_timer_expiry (unsigned long data)
        ide_drive_t     *uninitialized_var(drive);
        ide_handler_t   *handler;
        unsigned long   flags;
-        unsigned long   wait = -1;
+        int             wait = -1;
        int             plug_device = 0;
        spin_lock_irqsave(&hwif->lock, flags);
@@ -1162,6 +1162,7 @@ out_early:
        return irq_ret;
 }
+EXPORT_SYMBOL_GPL(ide_intr);
 /**
 *      ide_do_drive_cmd        -       issue IDE special command
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 753b92ebe0a..b1892bd95c6 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -315,6 +315,8 @@ void ide_output_data(ide_drive_t *drive, struct request *rq, void *buf,
        u8 io_32bit = drive->io_32bit;
        u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
+        len++;
        if (io_32bit) {
                unsigned long uninitialized_var(flags);
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index ce0818a993f..ee8e3e7cad5 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -950,6 +950,7 @@ static int ide_port_setup_devices(ide_hwif_t *hwif)
 static int init_irq (ide_hwif_t *hwif)
 {
        struct ide_io_ports *io_ports = &hwif->io_ports;
+        irq_handler_t irq_handler;
        int sa = 0;
        mutex_lock(&ide_cfg_mtx);
@@ -959,6 +960,10 @@ static int init_irq (ide_hwif_t *hwif)
        hwif->timer.function = &ide_timer_expiry;
        hwif->timer.data = (unsigned long)hwif;
+        irq_handler = hwif->host->irq_handler;
+        if (irq_handler == NULL)
+                irq_handler = ide_intr;
 #if defined(__mc68000__)
        sa = IRQF_SHARED;
 #endif /* __mc68000__ */
@@ -969,7 +974,7 @@ static int init_irq (ide_hwif_t *hwif)
        if (io_ports->ctl_addr)
                hwif->tp_ops->set_irq(hwif, 1);
-        if (request_irq(hwif->irq, &ide_intr, sa, hwif->name, hwif))
+        if (request_irq(hwif->irq, irq_handler, sa, hwif->name, hwif))
                goto out_up;
        if (!hwif->rqsize) {
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 1d8978b3314..a7b9287ee0d 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -231,7 +231,7 @@ static const struct ide_proc_devset ide_generic_settings[] = {
        IDE_PROC_DEVSET(pio_mode, 0, 255),
        IDE_PROC_DEVSET(unmaskirq, 0, 1),
        IDE_PROC_DEVSET(using_dma, 0, 1),
-        { 0 },
+        { NULL },
 };
 static void proc_ide_settings_warn(void)
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index bb450a7608c..4e6181c7bbd 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -2166,7 +2166,7 @@ static const struct ide_proc_devset idetape_settings[] = {
        __IDE_PROC_DEVSET(speed,        0, 0xffff, NULL, NULL),
        __IDE_PROC_DEVSET(tdsc,         IDETAPE_DSC_RW_MIN, IDETAPE_DSC_RW_MAX,
                                        mulf_tdsc, divf_tdsc),
-        { 0 },
+        { NULL },
 };
 #endif
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index a01b4488208..4a65b96db2c 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -2490,12 +2490,14 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt)
        int ret = 0;
        struct nes_vnic *nesvnic;
        struct nes_device *nesdev;
+        struct nes_ib_device *nesibdev;
        nesvnic = to_nesvnic(nesqp->ibqp.device);
        if (!nesvnic)
                return -EINVAL;
        nesdev = nesvnic->nesdev;
+        nesibdev = nesvnic->nesibdev;
        nes_debug(NES_DBG_CM, "netdev refcnt = %u.\n",
                        atomic_read(&nesvnic->netdev->refcnt));
@@ -2507,6 +2509,8 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt)
        } else {
                /* Need to free the Last Streaming Mode Message */
                if (nesqp->ietf_frame) {
+                        if (nesqp->lsmm_mr)
+                                nesibdev->ibdev.dereg_mr(nesqp->lsmm_mr);
                        pci_free_consistent(nesdev->pcidev,
                                        nesqp->private_data_len+sizeof(struct ietf_mpa_frame),
                                        nesqp->ietf_frame, nesqp->ietf_frame_pbase);
@@ -2543,6 +2547,12 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
        u32 crc_value;
        int ret;
        int passive_state;
+        struct nes_ib_device *nesibdev;
+        struct ib_mr *ibmr = NULL;
+        struct ib_phys_buf ibphysbuf;
+        struct nes_pd *nespd;
        ibqp = nes_get_qp(cm_id->device, conn_param->qpn);
        if (!ibqp)
@@ -2601,6 +2611,26 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
        if (cm_id->remote_addr.sin_addr.s_addr !=
                        cm_id->local_addr.sin_addr.s_addr) {
                u64temp = (unsigned long)nesqp;
+                nesibdev = nesvnic->nesibdev;
+                nespd = nesqp->nespd;
+                ibphysbuf.addr = nesqp->ietf_frame_pbase;
+                ibphysbuf.size = conn_param->private_data_len +
+                                        sizeof(struct ietf_mpa_frame);
+                ibmr = nesibdev->ibdev.reg_phys_mr((struct ib_pd *)nespd,
+                                                &ibphysbuf, 1,
+                                                IB_ACCESS_LOCAL_WRITE,
+                                                (u64 *)&nesqp->ietf_frame);
+                if (!ibmr) {
+                        nes_debug(NES_DBG_CM, "Unable to register memory region"
+                                        "for lSMM for cm_node = %p \n",
+                                        cm_node);
+                        return -ENOMEM;
+                }
+                ibmr->pd = &nespd->ibpd;
+                ibmr->device = nespd->ibpd.device;
+                nesqp->lsmm_mr = ibmr;
                u64temp |= NES_SW_CONTEXT_ALIGN>>1;
                set_wqe_64bit_value(wqe->wqe_words,
                        NES_IWARP_SQ_WQE_COMP_CTX_LOW_IDX,
@@ -2611,14 +2641,13 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
                wqe->wqe_words[NES_IWARP_SQ_WQE_TOTAL_PAYLOAD_IDX] =
                        cpu_to_le32(conn_param->private_data_len +
                        sizeof(struct ietf_mpa_frame));
-                wqe->wqe_words[NES_IWARP_SQ_WQE_FRAG0_LOW_IDX] =
+                set_wqe_64bit_value(wqe->wqe_words,
-                        cpu_to_le32((u32)nesqp->ietf_frame_pbase);
+                                        NES_IWARP_SQ_WQE_FRAG0_LOW_IDX,
-                wqe->wqe_words[NES_IWARP_SQ_WQE_FRAG0_HIGH_IDX] =
+                                        (u64)nesqp->ietf_frame);
-                        cpu_to_le32((u32)((u64)nesqp->ietf_frame_pbase >> 32));
                wqe->wqe_words[NES_IWARP_SQ_WQE_LENGTH0_IDX] =
                        cpu_to_le32(conn_param->private_data_len +
                        sizeof(struct ietf_mpa_frame));
-                wqe->wqe_words[NES_IWARP_SQ_WQE_STAG0_IDX] = 0;
+                wqe->wqe_words[NES_IWARP_SQ_WQE_STAG0_IDX] = ibmr->lkey;
                nesqp->nesqp_context->ird_ord_sizes |=
                        cpu_to_le32(NES_QPCONTEXT_ORDIRD_LSMM_PRESENT |
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 4fdb72454f9..d93a6562817 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1360,8 +1360,10 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
                                        NES_QPCONTEXT_MISC_RQ_SIZE_SHIFT);
                        nesqp->nesqp_context->misc |= cpu_to_le32((u32)nesqp->hwqp.sq_encoded_size <<
                                        NES_QPCONTEXT_MISC_SQ_SIZE_SHIFT);
+                        if (!udata) {
                                nesqp->nesqp_context->misc |= cpu_to_le32(NES_QPCONTEXT_MISC_PRIV_EN);
                                nesqp->nesqp_context->misc |= cpu_to_le32(NES_QPCONTEXT_MISC_FAST_REGISTER_EN);
+                        }
                        nesqp->nesqp_context->cqs = cpu_to_le32(nesqp->nesscq->hw_cq.cq_number +
                                        ((u32)nesqp->nesrcq->hw_cq.cq_number << 16));
                        u64temp = (u64)nesqp->hwqp.sq_pbase;
diff --git a/drivers/infiniband/hw/nes/nes_verbs.h b/drivers/infiniband/hw/nes/nes_verbs.h
index 6c6b4da5184..ae0ca9bc83b 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.h
+++ b/drivers/infiniband/hw/nes/nes_verbs.h
@@ -134,6 +134,7 @@ struct nes_qp {
        struct ietf_mpa_frame *ietf_frame;
        dma_addr_t            ietf_frame_pbase;
        wait_queue_head_t     state_waitq;
+        struct ib_mr          *lsmm_mr;
        unsigned long         socket;
        struct nes_hw_qp      hwqp;
        struct work_struct    work;
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c
index b4d44e571d7..8132533d71f 100644
--- a/drivers/lguest/lguest_device.c
+++ b/drivers/lguest/lguest_device.c
@@ -212,6 +212,9 @@ static void lg_notify(struct virtqueue *vq)
        hcall(LHCALL_NOTIFY, lvq->config.pfn << PAGE_SHIFT, 0, 0);
 }
+/* An extern declaration inside a C file is bad form.  Don't do it. */
+extern void lguest_setup_irq(unsigned int irq);
 /* This routine finds the first virtqueue described in the configuration of
 * this device and sets it up.
 *
@@ -266,6 +269,9 @@ static struct virtqueue *lg_find_vq(struct virtio_device *vdev,
                goto unmap;
        }
+        /* Make sure the interrupt is allocated. */
+        lguest_setup_irq(lvq->config.irq);
        /* Tell the interrupt for this virtqueue to go to the virtio_ring
         * interrupt handler. */
        /* FIXME: We used to have a flag for the Host to tell us we could use
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 03b4cd0a634..a307f87eb90 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -214,12 +214,7 @@ static inline mddev_t *mddev_get(mddev_t *mddev)
        return mddev;
 }
-static void mddev_delayed_delete(struct work_struct *ws)
+static void mddev_delayed_delete(struct work_struct *ws);
-{
-        mddev_t *mddev = container_of(ws, mddev_t, del_work);
-        kobject_del(&mddev->kobj);
-        kobject_put(&mddev->kobj);
-}
 static void mddev_put(mddev_t *mddev)
 {
@@ -3542,6 +3537,21 @@ static struct kobj_type md_ktype = {
 int mdp_major = 0;
+static void mddev_delayed_delete(struct work_struct *ws)
+{
+        mddev_t *mddev = container_of(ws, mddev_t, del_work);
+        if (mddev->private == &md_redundancy_group) {
+                sysfs_remove_group(&mddev->kobj, &md_redundancy_group);
+                if (mddev->sysfs_action)
+                        sysfs_put(mddev->sysfs_action);
+                mddev->sysfs_action = NULL;
+                mddev->private = NULL;
+        }
+        kobject_del(&mddev->kobj);
+        kobject_put(&mddev->kobj);
+}
 static int md_alloc(dev_t dev, char *name)
 {
        static DEFINE_MUTEX(disks_mutex);
@@ -4033,13 +4043,9 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open)
                        mddev->queue->merge_bvec_fn = NULL;
                        mddev->queue->unplug_fn = NULL;
                        mddev->queue->backing_dev_info.congested_fn = NULL;
-                        if (mddev->pers->sync_request) {
-                                sysfs_remove_group(&mddev->kobj, &md_redundancy_group);
-                                if (mddev->sysfs_action)
-                                        sysfs_put(mddev->sysfs_action);
-                                mddev->sysfs_action = NULL;
-                        }
                        module_put(mddev->pers->owner);
+                        if (mddev->pers->sync_request)
+                                mddev->private = &md_redundancy_group;
                        mddev->pers = NULL;
                        /* tell userspace to handle 'inactive' */
                        sysfs_notify_dirent(mddev->sysfs_state);
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 29e8f1546ab..fec1d77fa85 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -1683,7 +1683,7 @@ static int dst_tune_frontend(struct dvb_frontend* fe,
 static int dst_get_tuning_algo(struct dvb_frontend *fe)
 {
-        return dst_algo;
+        return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
 }
 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index 84340778508..8dcb3fbf7ac 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -1290,9 +1290,6 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
                dprintk("%s() Finalised property cache\n", __func__);
                dtv_property_cache_submit(fe);
-                /* Request the search algorithm to search */
-                fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN;
                r |= dvb_frontend_ioctl_legacy(inode, file, FE_SET_FRONTEND,
                        &fepriv->parameters);
                break;
@@ -1717,6 +1714,10 @@ static int dvb_frontend_ioctl_legacy(struct inode *inode, struct file *file,
                        fepriv->min_delay = (dvb_override_tune_delay * HZ) / 1000;
                fepriv->state = FESTATE_RETUNE;
+                /* Request the search algorithm to search */
+                fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN;
                dvb_frontend_wakeup(fe);
                dvb_frontend_add_event(fe, 0);
                fepriv->status = 0;
diff --git a/drivers/media/dvb/frontends/stb0899_algo.c b/drivers/media/dvb/frontends/stb0899_algo.c
index a67d1775a43..2da55ec2039 100644
--- a/drivers/media/dvb/frontends/stb0899_algo.c
+++ b/drivers/media/dvb/frontends/stb0899_algo.c
@@ -156,7 +156,7 @@ static void stb0899_first_subrange(struct stb0899_state *state)
        }
        if (range > 0)
-                internal->sub_range = MIN(internal->srch_range, range);
+                internal->sub_range = min(internal->srch_range, range);
        else
                internal->sub_range = 0;
@@ -185,7 +185,7 @@ static enum stb0899_status stb0899_check_tmg(struct stb0899_state *state)
        timing = stb0899_read_reg(state, STB0899_RTF);
        if (lock >= 42) {
-                if ((lock > 48) && (ABS(timing) >= 110)) {
+                if ((lock > 48) && (abs(timing) >= 110)) {
                        internal->status = ANALOGCARRIER;
                        dprintk(state->verbose, FE_DEBUG, 1, "-->ANALOG Carrier !");
                } else {
@@ -222,7 +222,7 @@ static enum stb0899_status stb0899_search_tmg(struct stb0899_state *state)
                index++;
                derot_freq += index * internal->direction * derot_step; /* next derot zig zag position  */
-                if (ABS(derot_freq) > derot_limit)
+                if (abs(derot_freq) > derot_limit)
                        next_loop--;
                if (next_loop) {
@@ -298,7 +298,7 @@ static enum stb0899_status stb0899_search_carrier(struct stb0899_state *state)
                        last_derot_freq = derot_freq;
                        derot_freq += index * internal->direction * internal->derot_step; /* next zig zag derotator position */
-                        if(ABS(derot_freq) > derot_limit)
+                        if(abs(derot_freq) > derot_limit)
                                next_loop--;
                        if (next_loop) {
@@ -400,7 +400,7 @@ static enum stb0899_status stb0899_search_data(struct stb0899_state *state)
                if ((internal->status != CARRIEROK) || (stb0899_check_data(state) != DATAOK)) {
                        derot_freq += index * internal->direction * derot_step; /* next zig zag derotator position */
-                        if (ABS(derot_freq) > derot_limit)
+                        if (abs(derot_freq) > derot_limit)
                                next_loop--;
                        if (next_loop) {
@@ -467,7 +467,7 @@ static void next_sub_range(struct stb0899_state *state)
        if (internal->sub_dir > 0) {
                old_sub_range = internal->sub_range;
-                internal->sub_range = MIN((internal->srch_range / 2) -
+                internal->sub_range = min((internal->srch_range / 2) -
                                          (internal->tuner_offst + internal->sub_range / 2),
                                           internal->sub_range);
@@ -771,7 +771,7 @@ static long Log2Int(int number)
        int i;
        i = 0;
-        while ((1 << i) <= ABS(number))
+        while ((1 << i) <= abs(number))
                i++;
        if (number == 0)
diff --git a/drivers/media/dvb/frontends/stb0899_drv.c b/drivers/media/dvb/frontends/stb0899_drv.c
index 10613acf18f..a04c782fff8 100644
--- a/drivers/media/dvb/frontends/stb0899_drv.c
+++ b/drivers/media/dvb/frontends/stb0899_drv.c
@@ -794,7 +794,7 @@ static int stb0899_send_diseqc_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t
        reg = stb0899_read_reg(state, STB0899_DISCNTRL1);
        old_state = reg;
        /* set to burst mode    */
-        STB0899_SETFIELD_VAL(DISEQCMODE, reg, 0x02);
+        STB0899_SETFIELD_VAL(DISEQCMODE, reg, 0x03);
        STB0899_SETFIELD_VAL(DISPRECHARGE, reg, 0x01);
        stb0899_write_reg(state, STB0899_DISCNTRL1, reg);
        switch (burst) {
diff --git a/drivers/media/dvb/frontends/stb0899_priv.h b/drivers/media/dvb/frontends/stb0899_priv.h
index 24619e3689d..82395b91281 100644
--- a/drivers/media/dvb/frontends/stb0899_priv.h
+++ b/drivers/media/dvb/frontends/stb0899_priv.h
@@ -59,10 +59,6 @@
 #define MAKEWORD32(a, b, c, d)                  (((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
 #define MAKEWORD16(a, b)                        (((a) << 8) | (b))
-#define MIN(x, y)                               ((x) <= (y) ? (x) : (y))
-#define MAX(x, y)                               ((x) >= (y) ? (x) : (y))
-#define ABS(x)                                  ((x) >= 0 ? (x) : -(x))
 #define LSB(x)                                  ((x & 0xff))
 #define MSB(y)                                  ((y >> 8) & 0xff)
@@ -168,10 +164,10 @@ struct stb0899_internal {
        u32                     freq;                   /* Demod internal Frequency             */
        u32                     srate;                  /* Demod internal Symbol rate           */
        enum stb0899_fec        fecrate;                /* Demod internal FEC rate              */
-        u32                     srch_range;             /* Demod internal Search Range          */
+        s32                     srch_range;             /* Demod internal Search Range          */
-        u32                     sub_range;              /* Demod current sub range (Hz)         */
+        s32                     sub_range;              /* Demod current sub range (Hz)         */
-        u32                     tuner_step;             /* Tuner step (Hz)                      */
+        s32                     tuner_step;             /* Tuner step (Hz)                      */
-        u32                     tuner_offst;            /* Relative offset to carrier (Hz)      */
+        s32                     tuner_offst;            /* Relative offset to carrier (Hz)      */
        u32                     tuner_bw;               /* Current bandwidth of the tuner (Hz)  */
        s32                     mclk;                   /* Masterclock Divider factor (binary)  */
diff --git a/drivers/media/dvb/frontends/stb6100.c b/drivers/media/dvb/frontends/stb6100.c
index ff39275ab49..1ed5a7db4c5 100644
--- a/drivers/media/dvb/frontends/stb6100.c
+++ b/drivers/media/dvb/frontends/stb6100.c
@@ -427,11 +427,11 @@ static int stb6100_init(struct dvb_frontend *fe)
        status->refclock        = 27000000;     /* Hz   */
        status->iqsense         = 1;
        status->bandwidth       = 36000;        /* kHz  */
-        state->bandwidth        = status->bandwidth * 1000;     /* MHz  */
+        state->bandwidth        = status->bandwidth * 1000;     /* Hz   */
        state->reference        = status->refclock / 1000;      /* kHz  */
        /* Set default bandwidth.       */
-        return stb6100_set_bandwidth(fe, status->bandwidth);
+        return stb6100_set_bandwidth(fe, state->bandwidth);
 }
 static int stb6100_get_state(struct dvb_frontend *fe,
diff --git a/drivers/media/dvb/frontends/zl10353.c b/drivers/media/dvb/frontends/zl10353.c
index 170720b0281..b150ed30669 100644
--- a/drivers/media/dvb/frontends/zl10353.c
+++ b/drivers/media/dvb/frontends/zl10353.c
@@ -590,7 +590,7 @@ static int zl10353_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
        struct zl10353_state *state = fe->demodulator_priv;
        u8 val = 0x0a;
-        if (state->config.no_tuner) {
+        if (state->config.disable_i2c_gate_ctrl) {
                /* No tuner attached to the internal I2C bus */
                /* If set enable I2C bridge, the main I2C bus stopped hardly */
                return 0;
diff --git a/drivers/media/dvb/frontends/zl10353.h b/drivers/media/dvb/frontends/zl10353.h
index fdbb88ff75f..2287bac4624 100644
--- a/drivers/media/dvb/frontends/zl10353.h
+++ b/drivers/media/dvb/frontends/zl10353.h
@@ -38,6 +38,9 @@ struct zl10353_config
        /* set if parallel ts output is required */
        int parallel_ts;
+        /* set if i2c_gate_ctrl disable is required */
+        u8 disable_i2c_gate_ctrl:1;
 };
 #if defined(CONFIG_DVB_ZL10353) || (defined(CONFIG_DVB_ZL10353_MODULE) && defined(MODULE))
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index e564a61a72d..48892b5715d 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -102,7 +102,11 @@ int s5k4aa_probe(struct sd *sd)
        }
        /* Test some registers, but we don't know their exact meaning yet */
-        if (m5602_read_sensor(sd, 0x00, prod_id, sizeof(prod_id)))
+        if (m5602_read_sensor(sd, 0x00, prod_id, 2))
+                return -ENODEV;
+        if (m5602_read_sensor(sd, 0x02, prod_id+2, 2))
+                return -ENODEV;
+        if (m5602_read_sensor(sd, 0x04, prod_id+4, 2))
                return -ENODEV;
        if (memcmp(prod_id, expected_prod_id, sizeof(prod_id)))
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index 0776ecf56d2..b5370b3e1a3 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -860,6 +860,7 @@ static struct zl10353_config behold_h6_config = {
        .demod_address = 0x1e>>1,
        .no_tuner      = 1,
        .parallel_ts   = 1,
+        .disable_i2c_gate_ctrl = 1,
 };
 /* ==================================================================
diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c
index 5aeccb301ce..076ed5bf48b 100644
--- a/drivers/media/video/tvaudio.c
+++ b/drivers/media/video/tvaudio.c
@@ -54,7 +54,7 @@ MODULE_LICENSE("GPL");
 /* ---------------------------------------------------------------------- */
 /* our structs                                                            */
-#define MAXREGS 64
+#define MAXREGS 256
 struct CHIPSTATE;
 typedef int  (*getvalue)(int);
diff --git a/drivers/media/video/zoran/Kconfig b/drivers/media/video/zoran/Kconfig
index 4ea5fa71de8..8666e19f31a 100644
--- a/drivers/media/video/zoran/Kconfig
+++ b/drivers/media/video/zoran/Kconfig
@@ -68,6 +68,7 @@ config VIDEO_ZORAN_AVS6EYES
        tristate "AverMedia 6 Eyes support (EXPERIMENTAL)"
        depends on VIDEO_ZORAN_ZR36060 && EXPERIMENTAL && VIDEO_V4L1
        select VIDEO_BT856 if VIDEO_HELPER_CHIPS_AUTO
+        select VIDEO_BT866 if VIDEO_HELPER_CHIPS_AUTO
        select VIDEO_KS0127 if VIDEO_HELPER_CHIPS_AUTO
        help
          Support for the AverMedia 6 Eyes video surveillance card.
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index 84d5ea1ec17..b457a05b28d 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1383,6 +1383,11 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
                        wm8350->power.rev_g_coeff = 1;
                        break;
+                case 1:
+                        dev_info(wm8350->dev, "WM8351 Rev B\n");
+                        wm8350->power.rev_g_coeff = 1;
+                        break;
                default:
                        dev_err(wm8350->dev, "Unknown WM8351 CHIP_REV\n");
                        ret = -ENODEV;
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 9c50e6f1c23..34ce2703d29 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -248,12 +248,15 @@ mmc_send_cxd_data(struct mmc_card *card, struct mmc_host *host,
        sg_init_one(&sg, data_buf, len);
-        /*
+        if (opcode == MMC_SEND_CSD || opcode == MMC_SEND_CID) {
-         * The spec states that CSR and CID accesses have a timeout
+                /*
-         * of 64 clock cycles.
+                 * The spec states that CSR and CID accesses have a timeout
-         */
+                 * of 64 clock cycles.
-        data.timeout_ns = 0;
+                 */
-        data.timeout_clks = 64;
+                data.timeout_ns = 0;
+                data.timeout_clks = 64;
+        } else
+                mmc_set_data_timeout(&data, card);
        mmc_wait_for_req(host, &mrq);
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index f4a67c65d30..2db166b7096 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -793,8 +793,7 @@ static void s3cmci_dma_setup(struct s3cmci_host *host,
                              host->mem->start + host->sdidata);
        if (!setup_ok) {
-                s3c2410_dma_config(host->dma, 4,
+                s3c2410_dma_config(host->dma, 4, 0);
-                        (S3C2410_DCON_HWTRIG | S3C2410_DCON_CH0_SDI));
                s3c2410_dma_set_buffdone_fn(host->dma,
                                            s3cmci_dma_done_callback);
                s3c2410_dma_setflags(host->dma, S3C2410_DMAF_AUTOSTART);
diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c
index d44f741ae22..6d9f810565c 100644
--- a/drivers/mtd/devices/mtd_dataflash.c
+++ b/drivers/mtd/devices/mtd_dataflash.c
@@ -821,7 +821,8 @@ static struct flash_info *__devinit jedec_probe(struct spi_device *spi)
                                        if (!(info->flags & IS_POW2PS))
                                                return info;
                                }
-                        }
+                        } else
+                                return info;
                }
        }
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index 4b122e7ab4b..229718222db 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -46,16 +46,19 @@ static int physmap_flash_remove(struct platform_device *dev)
        physmap_data = dev->dev.platform_data;
+        if (info->cmtd) {
 #ifdef CONFIG_MTD_PARTITIONS
-        if (info->nr_parts) {
+                if (info->nr_parts || physmap_data->nr_parts)
-                del_mtd_partitions(info->cmtd);
+                        del_mtd_partitions(info->cmtd);
-                kfree(info->parts);
+                else
-        } else if (physmap_data->nr_parts)
+                        del_mtd_device(info->cmtd);
-                del_mtd_partitions(info->cmtd);
-        else
-                del_mtd_device(info->cmtd);
 #else
-        del_mtd_device(info->cmtd);
+                del_mtd_device(info->cmtd);
+#endif
+        }
+#ifdef CONFIG_MTD_PARTITIONS
+        if (info->nr_parts)
+                kfree(info->parts);
 #endif
 #ifdef CONFIG_MTD_CONCAT
diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c
index 1cf2f949c0b..f3a12743489 100644
--- a/drivers/net/arm/ks8695net.c
+++ b/drivers/net/arm/ks8695net.c
@@ -560,7 +560,7 @@ ks8695_reset(struct ks8695_priv *ksp)
                msleep(1);
        }
-        if (reset_timeout == 0) {
+        if (reset_timeout < 0) {
                dev_crit(ksp->dev,
                         "Timeout waiting for DMA engines to reset\n");
                /* And blithely carry on */
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 9fb388388fb..e0578fe8c0d 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4113,7 +4113,7 @@ static int bond_neigh_setup(struct net_device *dev, struct neigh_parms *parms)
                const struct net_device_ops *slave_ops
                        = slave->dev->netdev_ops;
                if (slave_ops->ndo_neigh_setup)
-                        return slave_ops->ndo_neigh_setup(dev, parms);
+                        return slave_ops->ndo_neigh_setup(slave->dev, parms);
        }
        return 0;
 }
diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index 08b34051c64..a6e1a35a13c 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -957,13 +957,14 @@ jme_process_receive(struct jme_adapter *jme, int limit)
                goto out_inc;
        i = atomic_read(&rxring->next_to_clean);
-        while (limit-- > 0) {
+        while (limit > 0) {
                rxdesc = rxring->desc;
                rxdesc += i;
                if ((rxdesc->descwb.flags & cpu_to_le16(RXWBFLAG_OWN)) ||
                !(rxdesc->descwb.desccnt & RXWBDCNT_WBCPL))
                        goto out;
+                --limit;
                desccnt = rxdesc->descwb.desccnt & RXWBDCNT_DCNT;
diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c
index e5cb6b1f0eb..2404a838b1f 100644
--- a/drivers/net/pcmcia/3c574_cs.c
+++ b/drivers/net/pcmcia/3c574_cs.c
@@ -1035,7 +1035,8 @@ static int el3_rx(struct net_device *dev, int worklimit)
        DEBUG(3, "%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n",
                  dev->name, inw(ioaddr+EL3_STATUS), inw(ioaddr+RxStatus));
        while (!((rx_status = inw(ioaddr + RxStatus)) & 0x8000) &&
-                   (--worklimit >= 0)) {
+                        worklimit > 0) {
+                worklimit--;
                if (rx_status & 0x4000) { /* Error, update stats. */
                        short error = rx_status & 0x3800;
                        dev->stats.rx_errors++;
diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c
index 73ecc657999..1e01b8a6dbf 100644
--- a/drivers/net/pcmcia/3c589_cs.c
+++ b/drivers/net/pcmcia/3c589_cs.c
@@ -857,7 +857,8 @@ static int el3_rx(struct net_device *dev)
    DEBUG(3, "%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n",
          dev->name, inw(ioaddr+EL3_STATUS), inw(ioaddr+RX_STATUS));
    while (!((rx_status = inw(ioaddr + RX_STATUS)) & 0x8000) &&
-           (--worklimit >= 0)) {
+                    worklimit > 0) {
+        worklimit--;
        if (rx_status & 0x4000) { /* Error, update stats. */
            short error = rx_status & 0x3800;
            dev->stats.rx_errors++;
diff --git a/drivers/net/smc911x.h b/drivers/net/smc911x.h
index 870b4c33f10..a45952e7201 100644
--- a/drivers/net/smc911x.h
+++ b/drivers/net/smc911x.h
@@ -42,6 +42,16 @@
  #define SMC_USE_16BIT         0
  #define SMC_USE_32BIT         1
  #define SMC_IRQ_SENSE         IRQF_TRIGGER_LOW
+#elif defined(CONFIG_ARCH_OMAP34XX)
+  #define SMC_USE_16BIT         0
+  #define SMC_USE_32BIT         1
+  #define SMC_IRQ_SENSE         IRQF_TRIGGER_LOW
+  #define SMC_MEM_RESERVED      1
+#elif defined(CONFIG_ARCH_OMAP24XX)
+  #define SMC_USE_16BIT         0
+  #define SMC_USE_32BIT         1
+  #define SMC_IRQ_SENSE         IRQF_TRIGGER_LOW
+  #define SMC_MEM_RESERVED      1
 #else
 /*
 * Default configuration
@@ -675,6 +685,7 @@ smc_pxa_dma_outsl(struct smc911x_local *lp, u_long physaddr,
 #define CHIP_9116       0x0116
 #define CHIP_9117       0x0117
 #define CHIP_9118       0x0118
+#define CHIP_9211       0x9211
 #define CHIP_9215       0x115A
 #define CHIP_9217       0x117A
 #define CHIP_9218       0x118A
@@ -689,6 +700,7 @@ static const struct chip_id chip_ids[] =  {
        { CHIP_9116, "LAN9116" },
        { CHIP_9117, "LAN9117" },
        { CHIP_9118, "LAN9118" },
+        { CHIP_9211, "LAN9211" },
        { CHIP_9215, "LAN9215" },
        { CHIP_9217, "LAN9217" },
        { CHIP_9218, "LAN9218" },
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 8d64b1da046..0fcb7503363 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1229,7 +1229,7 @@ static void gem_reset(struct gem *gp)
                        break;
        } while (val & (GREG_SWRST_TXRST | GREG_SWRST_RXRST));
-        if (limit <= 0)
+        if (limit < 0)
                printk(KERN_ERR "%s: SW reset is ghetto.\n", gp->dev->name);
        if (gp->phy_type == phy_serialink || gp->phy_type == phy_serdes)
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index d4fb4acdbeb..4e9bd380a5c 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2649,8 +2649,6 @@ static int __devinit happy_meal_sbus_probe_one(struct of_device *op, int is_qfe)
        int err = -ENODEV;
        sbus_dp = to_of_device(op->dev.parent)->node;
-        if (is_qfe)
-                sbus_dp = to_of_device(op->dev.parent->parent)->node;
        /* We can match PCI devices too, do not accept those here. */
        if (strcmp(sbus_dp->name, "sbus"))
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index b080f9493d8..dabdf59f801 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1473,7 +1473,8 @@ static void tg3_phy_toggle_apd(struct tg3 *tp, bool enable)
 {
        u32 reg;
-        if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
+        if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
                return;
        reg = MII_TG3_MISC_SHDW_WREN |
diff --git a/drivers/net/tokenring/tmspci.c b/drivers/net/tokenring/tmspci.c
index 5f601773c26..e2150b3c83d 100644
--- a/drivers/net/tokenring/tmspci.c
+++ b/drivers/net/tokenring/tmspci.c
@@ -121,11 +121,6 @@ static int __devinit tms_pci_attach(struct pci_dev *pdev, const struct pci_devic
                goto err_out_trdev;
        }
-        ret = request_irq(pdev->irq, tms380tr_interrupt, IRQF_SHARED,
-                          dev->name, dev);
-        if (ret)
-                goto err_out_region;
        dev->base_addr  = pci_ioaddr;
        dev->irq        = pci_irq_line;
        dev->dma        = 0;
@@ -142,7 +137,7 @@ static int __devinit tms_pci_attach(struct pci_dev *pdev, const struct pci_devic
        ret = tmsdev_init(dev, &pdev->dev);
        if (ret) {
                printk("%s: unable to get memory for dev->priv.\n", dev->name);
-                goto err_out_irq;
+                goto err_out_region;
        }
        tp = netdev_priv(dev);
@@ -157,6 +152,11 @@ static int __devinit tms_pci_attach(struct pci_dev *pdev, const struct pci_devic
        tp->tmspriv = cardinfo;
+        ret = request_irq(pdev->irq, tms380tr_interrupt, IRQF_SHARED,
+                          dev->name, dev);
+        if (ret)
+                goto err_out_tmsdev;
        dev->open = tms380tr_open;
        dev->stop = tms380tr_close;
        pci_set_drvdata(pdev, dev);
@@ -164,15 +164,15 @@ static int __devinit tms_pci_attach(struct pci_dev *pdev, const struct pci_devic
        ret = register_netdev(dev);
        if (ret)
-                goto err_out_tmsdev;
+                goto err_out_irq;
        
        return 0;
+err_out_irq:
+        free_irq(pdev->irq, dev);
 err_out_tmsdev:
        pci_set_drvdata(pdev, NULL);
        tmsdev_term(dev);
-err_out_irq:
-        free_irq(pdev->irq, dev);
 err_out_region:
        release_region(pci_ioaddr, TMS_PCI_IO_EXTENT);
 err_out_trdev:
diff --git a/drivers/net/ucc_geth_mii.c b/drivers/net/ucc_geth_mii.c
index 54635911305..0ada4edd56e 100644
--- a/drivers/net/ucc_geth_mii.c
+++ b/drivers/net/ucc_geth_mii.c
@@ -107,7 +107,7 @@ int uec_mdio_read(struct mii_bus *bus, int mii_id, int regnum)
 static int uec_mdio_reset(struct mii_bus *bus)
 {
        struct ucc_mii_mng __iomem *regs = (void __iomem *)bus->priv;
-        unsigned int timeout = PHY_INIT_TIMEOUT;
+        int timeout = PHY_INIT_TIMEOUT;
        mutex_lock(&bus->mdio_lock);
@@ -123,7 +123,7 @@ static int uec_mdio_reset(struct mii_bus *bus)
        mutex_unlock(&bus->mdio_lock);
-        if (timeout <= 0) {
+        if (timeout < 0) {
                printk(KERN_ERR "%s: The MII Bus is stuck!\n", bus->name);
                return -EBUSY;
        }
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 5b67bbf1987..81682c6defa 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -635,6 +635,10 @@ static const struct usb_device_id products[] = {
        USB_DEVICE(0x0a47, 0x9601),     /* Hirose USB-100 */
        .driver_info = (unsigned long)&dm9601_info,
         },
+        {
+        USB_DEVICE(0x0fe6, 0x8101),     /* DM9601 USB to Fast Ethernet Adapter */
+        .driver_info = (unsigned long)&dm9601_info,
+         },
        {},                     // END
 };
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 36bafeb353c..129e2d330ab 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3868,7 +3868,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        }
        err = iwl_eeprom_check_version(priv);
        if (err)
-                goto out_iounmap;
+                goto out_free_eeprom;
        /* extract MAC Address */
        iwl_eeprom_get_mac(priv, priv->mac_addr);
@@ -3945,6 +3945,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        return 0;
 out_remove_sysfs:
+        destroy_workqueue(priv->workqueue);
+        priv->workqueue = NULL;
        sysfs_remove_group(&pdev->dev.kobj, &iwl_attribute_group);
 out_uninit_drv:
        iwl_uninit_drv(priv);
@@ -3953,8 +3955,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 out_iounmap:
        pci_iounmap(pdev, priv->hw_base);
 out_pci_release_regions:
-        pci_release_regions(pdev);
        pci_set_drvdata(pdev, NULL);
+        pci_release_regions(pdev);
 out_pci_disable_device:
        pci_disable_device(pdev);
 out_ieee80211_free_hw:
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 93be74a1f13..57dd34e256d 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -7911,7 +7911,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
                                CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
        if (err < 0) {
                IWL_DEBUG_INFO("Failed to init the card\n");
-                goto out_remove_sysfs;
+                goto out_iounmap;
        }
        /***********************
@@ -7921,7 +7921,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
        err = iwl3945_eeprom_init(priv);
        if (err) {
                IWL_ERROR("Unable to init EEPROM\n");
-                goto out_remove_sysfs;
+                goto out_iounmap;
        }
        /* MAC Address location in EEPROM same for 3945/4965 */
        get_eeprom_mac(priv, priv->mac_addr);
@@ -7975,7 +7975,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
        err = iwl3945_init_channel_map(priv);
        if (err) {
                IWL_ERROR("initializing regulatory failed: %d\n", err);
-                goto out_release_irq;
+                goto out_unset_hw_setting;
        }
        err = iwl3945_init_geos(priv);
@@ -8045,25 +8045,22 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
        return 0;
 out_remove_sysfs:
+        destroy_workqueue(priv->workqueue);
+        priv->workqueue = NULL;
        sysfs_remove_group(&pdev->dev.kobj, &iwl3945_attribute_group);
 out_free_geos:
        iwl3945_free_geos(priv);
 out_free_channel_map:
        iwl3945_free_channel_map(priv);
+ out_unset_hw_setting:
- out_release_irq:
-        destroy_workqueue(priv->workqueue);
-        priv->workqueue = NULL;
        iwl3945_unset_hw_setting(priv);
 out_iounmap:
        pci_iounmap(pdev, priv->hw_base);
 out_pci_release_regions:
        pci_release_regions(pdev);
 out_pci_disable_device:
-        pci_disable_device(pdev);
        pci_set_drvdata(pdev, NULL);
+        pci_disable_device(pdev);
 out_ieee80211_free_hw:
        ieee80211_free_hw(priv->hw);
 out:
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 34561e6e816..f170106bf0a 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -710,10 +710,11 @@ static struct sk_buff *p54_find_tx_entry(struct ieee80211_hw *dev,
                                           __le32 req_id)
 {
        struct p54_common *priv = dev->priv;
-        struct sk_buff *entry = priv->tx_queue.next;
+        struct sk_buff *entry;
        unsigned long flags;
        spin_lock_irqsave(&priv->tx_queue.lock, flags);
+        entry = priv->tx_queue.next;
        while (entry != (struct sk_buff *)&priv->tx_queue) {
                struct p54_hdr *hdr = (struct p54_hdr *) entry->data;
@@ -732,7 +733,7 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
        struct p54_common *priv = dev->priv;
        struct p54_hdr *hdr = (struct p54_hdr *) skb->data;
        struct p54_frame_sent *payload = (struct p54_frame_sent *) hdr->data;
-        struct sk_buff *entry = (struct sk_buff *) priv->tx_queue.next;
+        struct sk_buff *entry;
        u32 addr = le32_to_cpu(hdr->req_id) - priv->headroom;
        struct memrecord *range = NULL;
        u32 freed = 0;
@@ -741,6 +742,7 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
        int count, idx;
        spin_lock_irqsave(&priv->tx_queue.lock, flags);
+        entry = (struct sk_buff *) priv->tx_queue.next;
        while (entry != (struct sk_buff *)&priv->tx_queue) {
                struct ieee80211_tx_info *info = IEEE80211_SKB_CB(entry);
                struct p54_hdr *entry_hdr;
@@ -976,7 +978,7 @@ static int p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
                               struct p54_hdr *data, u32 len)
 {
        struct p54_common *priv = dev->priv;
-        struct sk_buff *entry = priv->tx_queue.next;
+        struct sk_buff *entry;
        struct sk_buff *target_skb = NULL;
        struct ieee80211_tx_info *info;
        struct memrecord *range;
@@ -1014,6 +1016,7 @@ static int p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
                }
        }
+        entry = priv->tx_queue.next;
        while (left--) {
                u32 hole_size;
                info = IEEE80211_SKB_CB(entry);
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index af6b5847be5..3e2ac2bbb12 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1952,6 +1952,8 @@ static struct usb_device_id rt2500usb_device_table[] = {
        { USB_DEVICE(0x13b1, 0x000d), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x13b1, 0x0011), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x13b1, 0x001a), USB_DEVICE_DATA(&rt2500usb_ops) },
+        /* CNet */
+        { USB_DEVICE(0x1371, 0x9022), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Conceptronic */
        { USB_DEVICE(0x14b2, 0x3c02), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* D-LINK */
@@ -1976,14 +1978,20 @@ static struct usb_device_id rt2500usb_device_table[] = {
        { USB_DEVICE(0x148f, 0x2570), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x148f, 0x9020), USB_DEVICE_DATA(&rt2500usb_ops) },
+        /* Sagem */
+        { USB_DEVICE(0x079b, 0x004b), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Siemens */
        { USB_DEVICE(0x0681, 0x3c06), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* SMC */
        { USB_DEVICE(0x0707, 0xee13), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Spairon */
        { USB_DEVICE(0x114b, 0x0110), USB_DEVICE_DATA(&rt2500usb_ops) },
+        /* SURECOM */
+        { USB_DEVICE(0x0769, 0x11f3), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Trust */
        { USB_DEVICE(0x0eb0, 0x9020), USB_DEVICE_DATA(&rt2500usb_ops) },
+        /* VTech */
+        { USB_DEVICE(0x0f88, 0x3012), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Zinwell */
        { USB_DEVICE(0x5a57, 0x0260), USB_DEVICE_DATA(&rt2500usb_ops) },
        { 0, }
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 96a8d69f879..cefee1b26cd 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2281,7 +2281,18 @@ static const struct rt2x00_ops rt73usb_ops = {
 */
 static struct usb_device_id rt73usb_device_table[] = {
        /* AboCom */
+        { USB_DEVICE(0x07b8, 0xb21b), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x07b8, 0xb21c), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x07b8, 0xb21d), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x07b8, 0xb21e), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x07b8, 0xb21f), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* AL */
+        { USB_DEVICE(0x14b2, 0x3c10), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* Amigo */
+        { USB_DEVICE(0x148f, 0x9021), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x0eb0, 0x9021), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* AMIT  */
+        { USB_DEVICE(0x18c5, 0x0002), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Askey */
        { USB_DEVICE(0x1690, 0x0722), USB_DEVICE_DATA(&rt73usb_ops) },
        /* ASUS */
@@ -2294,7 +2305,9 @@ static struct usb_device_id rt73usb_device_table[] = {
        { USB_DEVICE(0x050d, 0x905c), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Billionton */
        { USB_DEVICE(0x1631, 0xc019), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x08dd, 0x0120), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Buffalo */
+        { USB_DEVICE(0x0411, 0x00d8), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x0411, 0x00f4), USB_DEVICE_DATA(&rt73usb_ops) },
        /* CNet */
        { USB_DEVICE(0x1371, 0x9022), USB_DEVICE_DATA(&rt73usb_ops) },
@@ -2308,6 +2321,11 @@ static struct usb_device_id rt73usb_device_table[] = {
        { USB_DEVICE(0x07d1, 0x3c04), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x07d1, 0x3c06), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x07d1, 0x3c07), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* Edimax */
+        { USB_DEVICE(0x7392, 0x7318), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x7392, 0x7618), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* EnGenius */
+        { USB_DEVICE(0x1740, 0x3701), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Gemtek */
        { USB_DEVICE(0x15a9, 0x0004), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Gigabyte */
@@ -2328,22 +2346,34 @@ static struct usb_device_id rt73usb_device_table[] = {
        { USB_DEVICE(0x0db0, 0xa861), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x0db0, 0xa874), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Ralink */
+        { USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x148f, 0x2671), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Qcom */
        { USB_DEVICE(0x18e8, 0x6196), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x18e8, 0x6229), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x18e8, 0x6238), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* Samsung */
+        { USB_DEVICE(0x04e8, 0x4471), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Senao */
        { USB_DEVICE(0x1740, 0x7100), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Sitecom */
-        { USB_DEVICE(0x0df6, 0x9712), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x0df6, 0x0024), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x0df6, 0x0027), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x0df6, 0x002f), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x0df6, 0x90ac), USB_DEVICE_DATA(&rt73usb_ops) },
+        { USB_DEVICE(0x0df6, 0x9712), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Surecom */
        { USB_DEVICE(0x0769, 0x31f3), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* Philips */
+        { USB_DEVICE(0x0471, 0x200a), USB_DEVICE_DATA(&rt73usb_ops) },
        /* Planex */
        { USB_DEVICE(0x2019, 0xab01), USB_DEVICE_DATA(&rt73usb_ops) },
        { USB_DEVICE(0x2019, 0xab50), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* Zcom */
+        { USB_DEVICE(0x0cde, 0x001c), USB_DEVICE_DATA(&rt73usb_ops) },
+        /* ZyXEL */
+        { USB_DEVICE(0x0586, 0x3415), USB_DEVICE_DATA(&rt73usb_ops) },
        { 0, }
 };
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index d539d9df88e..bb5a1c9597c 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -479,7 +479,7 @@ dino_card_setup(struct pci_bus *bus, void __iomem *base_addr)
        res = &dino_dev->hba.lmmio_space;
        res->flags = IORESOURCE_MEM;
        size = scnprintf(name, sizeof(name), "Dino LMMIO (%s)", 
-                         bus->bridge->bus_id);
+                         dev_name(bus->bridge));
        res->name = kmalloc(size+1, GFP_KERNEL);
        if(res->name)
                strcpy((char *)res->name, name);
@@ -493,7 +493,7 @@ dino_card_setup(struct pci_bus *bus, void __iomem *base_addr)
                struct list_head *ln, *tmp_ln;
                printk(KERN_ERR "Dino: cannot attach bus %s\n",
-                       bus->bridge->bus_id);
+                       dev_name(bus->bridge));
                /* kill the bus, we can't do anything with it */
                list_for_each_safe(ln, tmp_ln, &bus->devices) {
                        struct pci_dev *dev = pci_dev_b(ln);
@@ -587,7 +587,7 @@ dino_fixup_bus(struct pci_bus *bus)
                        bus->resource[i+1] = &res[i];
                }
-        } else if(bus->self) {
+        } else if (bus->parent) {
                int i;
                pci_read_bridge_bases(bus);
@@ -611,12 +611,12 @@ dino_fixup_bus(struct pci_bus *bus)
                        }
                                        
                        DBG("DEBUG %s assigning %d [0x%lx,0x%lx]\n",
-                            bus->self->dev.bus_id, i,
+                            dev_name(&bus->self->dev), i,
                            bus->self->resource[i].start,
                            bus->self->resource[i].end);
                        pci_assign_resource(bus->self, i);
                        DBG("DEBUG %s after assign %d [0x%lx,0x%lx]\n",
-                            bus->self->dev.bus_id, i,
+                            dev_name(&bus->self->dev), i,
                            bus->self->resource[i].start,
                            bus->self->resource[i].end);
                }
@@ -1026,7 +1026,8 @@ static int __init dino_probe(struct parisc_device *dev)
                dino_current_bus = bus->subordinate + 1;
                pci_bus_assign_resources(bus);
        } else {
-                printk(KERN_ERR "ERROR: failed to scan PCI bus on %s (probably duplicate bus number %d)\n", dev->dev.bus_id, dino_current_bus);
+                printk(KERN_ERR "ERROR: failed to scan PCI bus on %s (probably duplicate bus number %d)\n",
+                       dev_name(&dev->dev), dino_current_bus);
                /* increment the bus number in case of duplicates */
                dino_current_bus++;
        }
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index e76db9e4d50..d3363291769 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -186,29 +186,34 @@ void gsc_asic_assign_irq(struct gsc_asic *asic, int local_irq, int *irqp)
        *irqp = irq;
 }
-static struct device *next_device(struct klist_iter *i)
+struct gsc_fixup_struct {
+        void (*choose_irq)(struct parisc_device *, void *);
+        void *ctrl;
+};
+static int gsc_fixup_irqs_callback(struct device *dev, void *data)
 {
-        struct klist_node * n = klist_next(i);
+        struct parisc_device *padev = to_parisc_device(dev);
-        return n ? container_of(n, struct device, knode_parent) : NULL;
+        struct gsc_fixup_struct *gf = data;
+        /* work-around for 715/64 and others which have parent
+           at path [5] and children at path [5/0/x] */
+        if (padev->id.hw_type == HPHW_FAULTY)
+                gsc_fixup_irqs(padev, gf->ctrl, gf->choose_irq);
+        gf->choose_irq(padev, gf->ctrl);
+        return 0;
 }
 void gsc_fixup_irqs(struct parisc_device *parent, void *ctrl,
                        void (*choose_irq)(struct parisc_device *, void *))
 {
-        struct device *dev;
+        struct gsc_fixup_struct data = {
-        struct klist_iter i;
+                .choose_irq     = choose_irq,
+                .ctrl           = ctrl,
-        klist_iter_init(&parent->dev.klist_children, &i);
+        };
-        while ((dev = next_device(&i))) {
-                struct parisc_device *padev = to_parisc_device(dev);
+        device_for_each_child(&parent->dev, &data, gsc_fixup_irqs_callback);
-                /* work-around for 715/64 and others which have parent 
-                   at path [5] and children at path [5/0/x] */
-                if (padev->id.hw_type == HPHW_FAULTY)
-                        return gsc_fixup_irqs(padev, ctrl, choose_irq);
-                choose_irq(padev, ctrl);
-        }
-        klist_iter_exit(&i);
 }
 int gsc_common_setup(struct parisc_device *parent, struct gsc_asic *gsc_asic)
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 0797659ee01..501aaf1f253 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -487,7 +487,7 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev)
        }
        /* Check if pcidev behind a PPB */
-        if (NULL != pcidev->bus->self) {
+        if (pcidev->bus->parent) {
                /* Convert pcidev INTR_PIN into something we
                ** can lookup in the IRT.
                */
@@ -523,10 +523,9 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev)
 #endif /* PCI_BRIDGE_FUNCS */
                /*
-                ** Locate the host slot the PPB nearest the Host bus
+                 * Locate the host slot of the PPB.
-                ** adapter.
+                 */
-                */
+                while (p->parent->parent)
-                while (NULL != p->parent->self)
                        p = p->parent;
                intr_slot = PCI_SLOT(p->self->devfn);
@@ -709,11 +708,14 @@ static void iosapic_set_affinity_irq(unsigned int irq,
        struct vector_info *vi = iosapic_get_vector(irq);
        u32 d0, d1, dummy_d0;
        unsigned long flags;
+        int dest_cpu;
-        if (cpu_check_affinity(irq, dest))
+        dest_cpu = cpu_check_affinity(irq, dest);
+        if (dest_cpu < 0)
                return;
-        vi->txn_addr = txn_affinity_addr(irq, cpumask_first(dest));
+        irq_desc[irq].affinity = cpumask_of_cpu(dest_cpu);
+        vi->txn_addr = txn_affinity_addr(irq, dest_cpu);
        spin_lock_irqsave(&iosapic_lock, flags);
        /* d1 contains the destination CPU, so only want to set that
diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c
index d8233de8c75..59fbbf12836 100644
--- a/drivers/parisc/lba_pci.c
+++ b/drivers/parisc/lba_pci.c
@@ -644,7 +644,7 @@ lba_fixup_bus(struct pci_bus *bus)
        ** Properly Setup MMIO resources for this bus.
        ** pci_alloc_primary_bus() mangles this.
        */
-        if (bus->self) {
+        if (bus->parent) {
                int i;
                /* PCI-PCI Bridge */
                pci_read_bridge_bases(bus);
@@ -802,7 +802,7 @@ lba_fixup_bus(struct pci_bus *bus)
 ** Can't fixup here anyway....garr...
 */
        if (fbb_enable) {
-                if (bus->self) {
+                if (bus->parent) {
                        u8 control;
                        /* enable on PPB */
                        (void) pci_read_config_byte(bus->self, PCI_BRIDGE_CONTROL, &control);
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index a70cf16ee1a..6aad8546fd2 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1206,31 +1206,49 @@ sba_alloc_pdir(unsigned int pdir_size)
        return (void *) pdir_base;
 }
-static struct device *next_device(struct klist_iter *i)
+struct ibase_data_struct {
+        struct ioc *ioc;
+        int ioc_num;
+};
+static int setup_ibase_imask_callback(struct device *dev, void *data)
 {
-        struct klist_node * n = klist_next(i);
+        /* lba_set_iregs() is in drivers/parisc/lba_pci.c */
-        return n ? container_of(n, struct device, knode_parent) : NULL;
+        extern void lba_set_iregs(struct parisc_device *, u32, u32);
+        struct parisc_device *lba = to_parisc_device(dev);
+        struct ibase_data_struct *ibd = data;
+        int rope_num = (lba->hpa.start >> 13) & 0xf;
+        if (rope_num >> 3 == ibd->ioc_num)
+                lba_set_iregs(lba, ibd->ioc->ibase, ibd->ioc->imask);
+        return 0;
 }
 /* setup Mercury or Elroy IBASE/IMASK registers. */
 static void 
 setup_ibase_imask(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
 {
-        /* lba_set_iregs() is in drivers/parisc/lba_pci.c */
+        struct ibase_data_struct ibase_data = {
-        extern void lba_set_iregs(struct parisc_device *, u32, u32);
+                .ioc            = ioc,
-        struct device *dev;
+                .ioc_num        = ioc_num,
-        struct klist_iter i;
+        };
-        klist_iter_init(&sba->dev.klist_children, &i);
+        device_for_each_child(&sba->dev, &ibase_data,
-        while ((dev = next_device(&i))) {
+                              setup_ibase_imask_callback);
-                struct parisc_device *lba = to_parisc_device(dev);
-                int rope_num = (lba->hpa.start >> 13) & 0xf;
-                if (rope_num >> 3 == ioc_num)
-                        lba_set_iregs(lba, ioc->ibase, ioc->imask);
-        }
-        klist_iter_exit(&i);
 }
+#ifdef SBA_AGP_SUPPORT
+static int
+sba_ioc_find_quicksilver(struct device *dev, void *data)
+{
+        int *agp_found = data;
+        struct parisc_device *lba = to_parisc_device(dev);
+        if (IS_QUICKSILVER(lba))
+                *agp_found = 1;
+        return 0;
+}
+#endif
 static void
 sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
 {
@@ -1332,9 +1350,6 @@ sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
        WRITE_REG(ioc->ibase | 31, ioc->ioc_hpa + IOC_PCOM);
 #ifdef SBA_AGP_SUPPORT
-{
-        struct klist_iter i;
-        struct device *dev = NULL;
        /*
        ** If an AGP device is present, only use half of the IOV space
@@ -1344,13 +1359,7 @@ sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
        ** We program the next pdir index after we stop w/ a key for
        ** the GART code to handshake on.
        */
-        klist_iter_init(&sba->dev.klist_children, &i);
+        device_for_each_child(&sba->dev, &agp_found, sba_ioc_find_quicksilver);
-        while ((dev = next_device(&i))) {
-                struct parisc_device *lba = to_parisc_device(dev);
-                if (IS_QUICKSILVER(lba))
-                        agp_found = 1;
-        }
-        klist_iter_exit(&i);
        if (agp_found && sba_reserve_agpgart) {
                printk(KERN_INFO "%s: reserving %dMb of IOVA space for agpgart\n",
diff --git a/drivers/pci/hotplug/Kconfig b/drivers/pci/hotplug/Kconfig
index eacfb13998b..9aa4fe100a0 100644
--- a/drivers/pci/hotplug/Kconfig
+++ b/drivers/pci/hotplug/Kconfig
@@ -143,7 +143,7 @@ config HOTPLUG_PCI_SHPC
 config HOTPLUG_PCI_RPA
        tristate "RPA PCI Hotplug driver"
-        depends on PPC_PSERIES && PPC64 && !HOTPLUG_PCI_FAKE
+        depends on PPC_PSERIES && EEH && !HOTPLUG_PCI_FAKE
        help
          Say Y here if you have a RPA system that supports PCI Hotplug.
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index d0c97368586..38257500738 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -133,6 +133,9 @@ static void set_downstream_devices_error_reporting(struct pci_dev *dev,
                                                   bool enable)
 {
        set_device_error_reporting(dev, &enable);
+        if (!dev->subordinate)
+                return;
        pci_walk_bus(dev->subordinate, set_device_error_reporting, &enable);
 }
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 248b4db9155..5ea566e20b3 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -103,6 +103,7 @@ static int __devinit pcie_portdrv_probe (struct pci_dev *dev,
 static void pcie_portdrv_remove (struct pci_dev *dev)
 {
        pcie_port_device_remove(dev);
+        pci_disable_device(dev);
        kfree(pci_get_drvdata(dev));
 }
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index f20d55368ed..92b9efe9bca 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -23,6 +23,7 @@
 #include <linux/acpi.h>
 #include <linux/kallsyms.h>
 #include <linux/dmi.h>
+#include <linux/pci-aspm.h>
 #include "pci.h"
 int isa_dma_bridge_buggy;
@@ -1749,6 +1750,30 @@ static void __devinit quirk_e100_interrupt(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, quirk_e100_interrupt);
+/*
+ * The 82575 and 82598 may experience data corruption issues when transitioning
+ * out of L0S.  To prevent this we need to disable L0S on the pci-e link
+ */
+static void __devinit quirk_disable_aspm_l0s(struct pci_dev *dev)
+{
+        dev_info(&dev->dev, "Disabling L0s\n");
+        pci_disable_link_state(dev, PCIE_LINK_STATE_L0S);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10a7, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10a9, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10b6, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10c6, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10c7, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10c8, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10d6, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10db, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10dd, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10e1, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10ec, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10f1, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10f4, quirk_disable_aspm_l0s);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1508, quirk_disable_aspm_l0s);
 static void __devinit fixup_rev1_53c810(struct pci_dev* dev)
 {
        /* rev 1 ncr53c810 chips don't set the class at all which means
@@ -2097,7 +2122,7 @@ static void __devinit ht_disable_msi_mapping(struct pci_dev *dev)
                if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
                                         &flags) == 0) {
-                        dev_info(&dev->dev, "Enabling HT MSI Mapping\n");
+                        dev_info(&dev->dev, "Disabling HT MSI Mapping\n");
                        pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
                                              flags & ~HT_MSI_FLAGS_ENABLE);
@@ -2141,6 +2166,10 @@ static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
        int pos;
        int found;
+        /* Enabling HT MSI mapping on this device breaks MCP51 */
+        if (dev->device == 0x270)
+                return;
        /* check if there is HT MSI cap or enabled on this device */
        found = ht_check_msi_mapping(dev);
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 94c9f911824..6bcca616a70 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -1297,7 +1297,7 @@ static int __init acer_wmi_init(void)
        set_quirks();
-        if (!acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) {
+        if (acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) {
                interface->capability &= ~ACER_CAP_BRIGHTNESS;
                printk(ACER_INFO "Brightness must be controlled by "
                       "generic video driver\n");
diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 1d768928e0b..a52d4a11652 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -180,10 +180,13 @@ static int ds2760_battery_read_status(struct ds2760_device_info *di)
        di->empty_uAh = battery_interpolate(scale, di->temp_C / 10);
        di->empty_uAh *= 1000; /* convert to µAh */
-        /* From Maxim Application Note 131: remaining capacity =
+        if (di->full_active_uAh == di->empty_uAh)
-         * ((ICA - Empty Value) / (Full Value - Empty Value)) x 100% */
+                di->rem_capacity = 0;
-        di->rem_capacity = ((di->accum_current_uAh - di->empty_uAh) * 100L) /
+        else
-                            (di->full_active_uAh - di->empty_uAh);
+                /* From Maxim Application Note 131: remaining capacity =
+                 * ((ICA - Empty Value) / (Full Value - Empty Value)) x 100% */
+                di->rem_capacity = ((di->accum_current_uAh - di->empty_uAh) * 100L) /
+                                    (di->full_active_uAh - di->empty_uAh);
        if (di->rem_capacity < 0)
                di->rem_capacity = 0;
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index f08e169ba1b..7e30e5f6e03 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -129,7 +129,7 @@ static int wait_for_pin(struct bbc_i2c_bus *bp, u8 *status)
        bp->waiting = 1;
        add_wait_queue(&bp->wq, &wait);
        while (limit-- > 0) {
-                unsigned long val;
+                long val;
                val = wait_event_interruptible_timeout(
                                bp->wq,
diff --git a/drivers/sbus/char/jsflash.c b/drivers/sbus/char/jsflash.c
index a9a9893a5f9..e6d1fc8c54f 100644
--- a/drivers/sbus/char/jsflash.c
+++ b/drivers/sbus/char/jsflash.c
@@ -38,9 +38,6 @@
 #include <linux/string.h>
 #include <linux/genhd.h>
 #include <linux/blkdev.h>
-#define MAJOR_NR        JSFD_MAJOR
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/io.h>
diff --git a/drivers/scsi/lasi700.c b/drivers/scsi/lasi700.c
index 4a4e6954ec7..f23c4ca9a2e 100644
--- a/drivers/scsi/lasi700.c
+++ b/drivers/scsi/lasi700.c
@@ -103,7 +103,7 @@ lasi700_probe(struct parisc_device *dev)
        hostdata = kzalloc(sizeof(*hostdata), GFP_KERNEL);
        if (!hostdata) {
-                dev_printk(KERN_ERR, dev, "Failed to allocate host data\n");
+                dev_printk(KERN_ERR, &dev->dev, "Failed to allocate host data\n");
                return -ENOMEM;
        }
diff --git a/drivers/scsi/zalon.c b/drivers/scsi/zalon.c
index a8d61a62522..97f3158fa7b 100644
--- a/drivers/scsi/zalon.c
+++ b/drivers/scsi/zalon.c
@@ -137,7 +137,7 @@ zalon_probe(struct parisc_device *dev)
                goto fail;
        if (request_irq(dev->irq, ncr53c8xx_intr, IRQF_SHARED, "zalon", host)) {
-          dev_printk(KERN_ERR, dev, "irq problem with %d, detaching\n ",
+          dev_printk(KERN_ERR, &dev->dev, "irq problem with %d, detaching\n ",
                     dev->irq);
                goto fail;
        }
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c
index 2181ce4d7eb..35e8eb02b9e 100644
--- a/drivers/video/aty/aty128fb.c
+++ b/drivers/video/aty/aty128fb.c
@@ -1853,13 +1853,14 @@ static void aty128_bl_exit(struct backlight_device *bd)
 *  Initialisation
 */
-#ifdef CONFIG_PPC_PMAC
+#ifdef CONFIG_PPC_PMAC__disabled
 static void aty128_early_resume(void *data)
 {
        struct aty128fb_par *par = data;
        if (try_acquire_console_sem())
                return;
+        pci_restore_state(par->pdev);
        aty128_do_resume(par->pdev);
        release_console_sem();
 }
@@ -1907,7 +1908,14 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i
                /* Indicate sleep capability */
                if (par->chip_gen == rage_M3) {
                        pmac_call_feature(PMAC_FTR_DEVICE_CAN_WAKE, NULL, 0, 1);
+#if 0 /* Disable the early video resume hack for now as it's causing problems, among
+       * others we now rely on the PCI core restoring the config space for us, which
+       * isn't the case with that hack, and that code path causes various things to
+       * be called with interrupts off while they shouldn't. I'm leaving the code in
+       * as it can be useful for debugging purposes
+       */
                        pmac_set_early_video_resume(aty128_early_resume, par);
+#endif
                }
                /* Find default mode */
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c
index ca5f0dc2854..81603f85e17 100644
--- a/drivers/video/aty/radeon_pm.c
+++ b/drivers/video/aty/radeon_pm.c
@@ -2762,12 +2762,13 @@ int radeonfb_pci_resume(struct pci_dev *pdev)
        return rc;
 }
-#ifdef CONFIG_PPC_OF
+#ifdef CONFIG_PPC_OF__disabled
 static void radeonfb_early_resume(void *data)
 {
        struct radeonfb_info *rinfo = data;
        rinfo->no_schedule = 1;
+        pci_restore_state(rinfo->pdev);
        radeonfb_pci_resume(rinfo->pdev);
        rinfo->no_schedule = 0;
 }
@@ -2834,7 +2835,14 @@ void radeonfb_pm_init(struct radeonfb_info *rinfo, int dynclk, int ignore_devlis
                 */
                if (rinfo->pm_mode != radeon_pm_none) {
                        pmac_call_feature(PMAC_FTR_DEVICE_CAN_WAKE, rinfo->of_node, 0, 1);
+#if 0 /* Disable the early video resume hack for now as it's causing problems, among
+       * others we now rely on the PCI core restoring the config space for us, which
+       * isn't the case with that hack, and that code path causes various things to
+       * be called with interrupts off while they shouldn't. I'm leaving the code in
+       * as it can be useful for debugging purposes
+       */
                        pmac_set_early_video_resume(radeonfb_early_resume, rinfo);
+#endif
                }
 #if 0
diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c
index a24e680d2b9..2e940199fc8 100644
--- a/drivers/video/i810/i810_main.c
+++ b/drivers/video/i810/i810_main.c
@@ -993,6 +993,7 @@ static int i810_check_params(struct fb_var_screeninfo *var,
        struct i810fb_par *par = info->par;
        int line_length, vidmem, mode_valid = 0, retval = 0;
        u32 vyres = var->yres_virtual, vxres = var->xres_virtual;
        /*
         *  Memory limit
         */
@@ -1002,12 +1003,12 @@ static int i810_check_params(struct fb_var_screeninfo *var,
        if (vidmem > par->fb.size) {
                vyres = par->fb.size/line_length;
                if (vyres < var->yres) {
-                        vyres = yres;
+                        vyres = info->var.yres;
                        vxres = par->fb.size/vyres;
                        vxres /= var->bits_per_pixel >> 3;
                        line_length = get_line_length(par, vxres, 
                                                      var->bits_per_pixel);
-                        vidmem = line_length * yres;
+                        vidmem = line_length * info->var.yres;
                        if (vxres < var->xres) {
                                printk("i810fb: required video memory, "
                                       "%d bytes, for %dx%d-%d (virtual) "
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 0e2b8fd24df..2c5d069e5f0 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -446,7 +446,6 @@ static void sh_mobile_lcdc_stop(struct sh_mobile_lcdc_priv *priv)
 {
        struct sh_mobile_lcdc_chan *ch;
        struct sh_mobile_lcdc_board_cfg *board_cfg;
-        unsigned long tmp;
        int k;
        /* tell the board code to disable the panel */
@@ -456,9 +455,8 @@ static void sh_mobile_lcdc_stop(struct sh_mobile_lcdc_priv *priv)
                if (board_cfg->display_off)
                        board_cfg->display_off(board_cfg->board_data);
-                /* cleanup deferred io if SYS bus */
+                /* cleanup deferred io if enabled */
-                tmp = ch->cfg.sys_bus_cfg.deferred_io_msec;
+                if (ch->info.fbdefio) {
-                if (ch->ldmt1r_value & (1 << 12) && tmp) {
                        fb_deferred_io_cleanup(&ch->info);
                        ch->info.fbdefio = NULL;
                }
diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c
index 9e1138a75e8..a411702413d 100644
--- a/drivers/w1/masters/w1-gpio.c
+++ b/drivers/w1/masters/w1-gpio.c
@@ -39,7 +39,7 @@ static u8 w1_gpio_read_bit(void *data)
 {
        struct w1_gpio_platform_data *pdata = data;
-        return gpio_get_value(pdata->pin);
+        return gpio_get_value(pdata->pin) ? 1 : 0;
 }
 static int __init w1_gpio_probe(struct platform_device *pdev)
diff --git a/drivers/watchdog/gef_wdt.c b/drivers/watchdog/gef_wdt.c
index f0c2b7a1a17..734d9806a87 100644
--- a/drivers/watchdog/gef_wdt.c
+++ b/drivers/watchdog/gef_wdt.c
@@ -269,7 +269,7 @@ static int __devinit gef_wdt_probe(struct of_device *dev,
        bus_clk = 133; /* in MHz */
        freq = fsl_get_sys_freq();
-        if (freq > 0)
+        if (freq != -1)
                bus_clk = freq;
        /* Map devices registers into memory */
diff --git a/drivers/watchdog/ks8695_wdt.c b/drivers/watchdog/ks8695_wdt.c
index 0b798fdaa37..74c92d38411 100644
--- a/drivers/watchdog/ks8695_wdt.c
+++ b/drivers/watchdog/ks8695_wdt.c
@@ -21,6 +21,7 @@
 #include <linux/watchdog.h>
 #include <linux/io.h>
 #include <linux/uaccess.h>
+#include <mach/timex.h>
 #include <mach/regs-timer.h>
 #define WDT_DEFAULT_TIME        5       /* seconds */
diff --git a/drivers/watchdog/orion5x_wdt.c b/drivers/watchdog/orion5x_wdt.c
index 14a339f58b6..b64ae1a1783 100644
--- a/drivers/watchdog/orion5x_wdt.c
+++ b/drivers/watchdog/orion5x_wdt.c
@@ -29,6 +29,7 @@
 #define  WDT_EN                 0x0010
 #define WDT_VAL                 (TIMER_VIRT_BASE + 0x0024)
+#define ORION5X_TCLK            166666667
 #define WDT_MAX_DURATION        (0xffffffff / ORION5X_TCLK)
 #define WDT_IN_USE              0
 #define WDT_OK_TO_CLOSE         1
diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c
index 57027f4653c..f3553fa40b1 100644
--- a/drivers/watchdog/rc32434_wdt.c
+++ b/drivers/watchdog/rc32434_wdt.c
@@ -34,104 +34,89 @@
 #include <asm/time.h>
 #include <asm/mach-rc32434/integ.h>
-#define MAX_TIMEOUT                     20
+#define VERSION "0.4"
-#define RC32434_WDT_INTERVAL            (15 * HZ)
-#define VERSION "0.2"
 static struct {
-        struct completion stop;
-        int running;
-        struct timer_list timer;
-        int queue;
-        int default_ticks;
        unsigned long inuse;
 } rc32434_wdt_device;
 static struct integ __iomem *wdt_reg;
-static int ticks = 100 * HZ;
 static int expect_close;
-static int timeout;
+/* Board internal clock speed in Hz,
+ * the watchdog timer ticks at. */
+extern unsigned int idt_cpu_freq;
+/* translate wtcompare value to seconds and vice versa */
+#define WTCOMP2SEC(x)   (x / idt_cpu_freq)
+#define SEC2WTCOMP(x)   (x * idt_cpu_freq)
+/* Use a default timeout of 20s. This should be
+ * safe for CPU clock speeds up to 400MHz, as
+ * ((2 ^ 32) - 1) / (400MHz / 2) = 21s.  */
+#define WATCHDOG_TIMEOUT 20
+static int timeout = WATCHDOG_TIMEOUT;
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
 MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
        __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+/* apply or and nand masks to data read from addr and write back */
+#define SET_BITS(addr, or, nand) \
+        writel((readl(&addr) | or) & ~nand, &addr)
 static void rc32434_wdt_start(void)
 {
-        u32 val;
+        u32 or, nand;
-        if (!rc32434_wdt_device.inuse) {
-                writel(0, &wdt_reg->wtcount);
-                val = RC32434_ERR_WRE;
+        /* zero the counter before enabling */
-                writel(readl(&wdt_reg->errcs) | val, &wdt_reg->errcs);
+        writel(0, &wdt_reg->wtcount);
-                val = RC32434_WTC_EN;
+        /* don't generate a non-maskable interrupt,
-                writel(readl(&wdt_reg->wtc) | val, &wdt_reg->wtc);
+         * do a warm reset instead */
-        }
+        nand = 1 << RC32434_ERR_WNE;
-        rc32434_wdt_device.running++;
+        or = 1 << RC32434_ERR_WRE;
-}
-static void rc32434_wdt_stop(void)
+        /* reset the ERRCS timeout bit in case it's set */
-{
+        nand |= 1 << RC32434_ERR_WTO;
-        u32 val;
-        if (rc32434_wdt_device.running) {
+        SET_BITS(wdt_reg->errcs, or, nand);
-                val = ~RC32434_WTC_EN;
+        /* reset WTC timeout bit and enable WDT */
-                writel(readl(&wdt_reg->wtc) & val, &wdt_reg->wtc);
+        nand = 1 << RC32434_WTC_TO;
+        or = 1 << RC32434_WTC_EN;
-                val = ~RC32434_ERR_WRE;
+        SET_BITS(wdt_reg->wtc, or, nand);
-                writel(readl(&wdt_reg->errcs) & val, &wdt_reg->errcs);
+}
-                rc32434_wdt_device.running = 0;
+static void rc32434_wdt_stop(void)
-        }
+{
+        /* Disable WDT */
+        SET_BITS(wdt_reg->wtc, 0, 1 << RC32434_WTC_EN);
 }
-static void rc32434_wdt_set(int new_timeout)
+static int rc32434_wdt_set(int new_timeout)
 {
-        u32 cmp = new_timeout * HZ;
+        int max_to = WTCOMP2SEC((u32)-1);
-        u32 state, val;
+        if (new_timeout < 0 || new_timeout > max_to) {
+                printk(KERN_ERR KBUILD_MODNAME
+                        ": timeout value must be between 0 and %d",
+                        max_to);
+                return -EINVAL;
+        }
        timeout = new_timeout;
-        /*
+        writel(SEC2WTCOMP(timeout), &wdt_reg->wtcompare);
-         * store and disable WTC
-         */
-        state = (u32)(readl(&wdt_reg->wtc) & RC32434_WTC_EN);
-        val = ~RC32434_WTC_EN;
-        writel(readl(&wdt_reg->wtc) & val, &wdt_reg->wtc);
-        writel(0, &wdt_reg->wtcount);
-        writel(cmp, &wdt_reg->wtcompare);
-        /*
-         * restore WTC
-         */
-        writel(readl(&wdt_reg->wtc) | state, &wdt_reg);
-}
-static void rc32434_wdt_reset(void)
+        return 0;
-{
-        ticks = rc32434_wdt_device.default_ticks;
 }
-static void rc32434_wdt_update(unsigned long unused)
+static void rc32434_wdt_ping(void)
 {
-        if (rc32434_wdt_device.running)
-                ticks--;
        writel(0, &wdt_reg->wtcount);
-        if (rc32434_wdt_device.queue && ticks)
-                mod_timer(&rc32434_wdt_device.timer,
-                        jiffies + RC32434_WDT_INTERVAL);
-        else
-                complete(&rc32434_wdt_device.stop);
 }
 static int rc32434_wdt_open(struct inode *inode, struct file *file)
@@ -142,19 +127,23 @@ static int rc32434_wdt_open(struct inode *inode, struct file *file)
        if (nowayout)
                __module_get(THIS_MODULE);
+        rc32434_wdt_start();
+        rc32434_wdt_ping();
        return nonseekable_open(inode, file);
 }
 static int rc32434_wdt_release(struct inode *inode, struct file *file)
 {
-        if (expect_close && nowayout == 0) {
+        if (expect_close == 42) {
                rc32434_wdt_stop();
                printk(KERN_INFO KBUILD_MODNAME ": disabling watchdog timer\n");
                module_put(THIS_MODULE);
-        } else
+        } else {
                printk(KERN_CRIT KBUILD_MODNAME
                        ": device closed unexpectedly. WDT will not stop !\n");
+                rc32434_wdt_ping();
+        }
        clear_bit(0, &rc32434_wdt_device.inuse);
        return 0;
 }
@@ -174,10 +163,10 @@ static ssize_t rc32434_wdt_write(struct file *file, const char *data,
                                if (get_user(c, data + i))
                                        return -EFAULT;
                                if (c == 'V')
-                                        expect_close = 1;
+                                        expect_close = 42;
                        }
                }
-                rc32434_wdt_update(0);
+                rc32434_wdt_ping();
                return len;
        }
        return 0;
@@ -197,11 +186,11 @@ static long rc32434_wdt_ioctl(struct file *file, unsigned int cmd,
        };
        switch (cmd) {
        case WDIOC_KEEPALIVE:
-                rc32434_wdt_reset();
+                rc32434_wdt_ping();
                break;
        case WDIOC_GETSTATUS:
        case WDIOC_GETBOOTSTATUS:
-                value = readl(&wdt_reg->wtcount);
+                value = 0;
                if (copy_to_user(argp, &value, sizeof(int)))
                        return -EFAULT;
                break;
@@ -218,6 +207,7 @@ static long rc32434_wdt_ioctl(struct file *file, unsigned int cmd,
                        break;
                case WDIOS_DISABLECARD:
                        rc32434_wdt_stop();
+                        break;
                default:
                        return -EINVAL;
                }
@@ -225,11 +215,9 @@ static long rc32434_wdt_ioctl(struct file *file, unsigned int cmd,
        case WDIOC_SETTIMEOUT:
                if (copy_from_user(&new_timeout, argp, sizeof(int)))
                        return -EFAULT;
-                if (new_timeout < 1)
+                if (rc32434_wdt_set(new_timeout))
                        return -EINVAL;
-                if (new_timeout > MAX_TIMEOUT)
+                /* Fall through */
-                        return -EINVAL;
-                rc32434_wdt_set(new_timeout);
        case WDIOC_GETTIMEOUT:
                return copy_to_user(argp, &timeout, sizeof(int));
        default:
@@ -254,15 +242,15 @@ static struct miscdevice rc32434_wdt_miscdev = {
        .fops   = &rc32434_wdt_fops,
 };
-static char banner[] = KERN_INFO KBUILD_MODNAME
+static char banner[] __devinitdata = KERN_INFO KBUILD_MODNAME
                ": Watchdog Timer version " VERSION ", timer margin: %d sec\n";
-static int rc32434_wdt_probe(struct platform_device *pdev)
+static int __devinit rc32434_wdt_probe(struct platform_device *pdev)
 {
        int ret;
        struct resource *r;
-        r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rb500_wdt_res");
+        r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rb532_wdt_res");
        if (!r) {
                printk(KERN_ERR KBUILD_MODNAME
                        "failed to retrieve resources\n");
@@ -277,24 +265,12 @@ static int rc32434_wdt_probe(struct platform_device *pdev)
        }
        ret = misc_register(&rc32434_wdt_miscdev);
        if (ret < 0) {
                printk(KERN_ERR KBUILD_MODNAME
                        "failed to register watchdog device\n");
                goto unmap;
        }
-        init_completion(&rc32434_wdt_device.stop);
-        rc32434_wdt_device.queue = 0;
-        clear_bit(0, &rc32434_wdt_device.inuse);
-        setup_timer(&rc32434_wdt_device.timer, rc32434_wdt_update, 0L);
-        rc32434_wdt_device.default_ticks = ticks;
-        rc32434_wdt_start();
        printk(banner, timeout);
        return 0;
@@ -304,23 +280,17 @@ unmap:
        return ret;
 }
-static int rc32434_wdt_remove(struct platform_device *pdev)
+static int __devexit rc32434_wdt_remove(struct platform_device *pdev)
 {
-        if (rc32434_wdt_device.queue) {
-                rc32434_wdt_device.queue = 0;
-                wait_for_completion(&rc32434_wdt_device.stop);
-        }
        misc_deregister(&rc32434_wdt_miscdev);
        iounmap(wdt_reg);
        return 0;
 }
 static struct platform_driver rc32434_wdt = {
        .probe  = rc32434_wdt_probe,
-        .remove = rc32434_wdt_remove,
+        .remove = __devexit_p(rc32434_wdt_remove),
-        .driver = {
+        .driver = {
                .name = "rc32434_wdt",
        }
 };