57 files changed, 469 insertions, 165 deletions
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index cd80d1dd1950..57bdaf6ffab1 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -203,8 +203,9 @@ static const union acpi_predefined_info predefined_names[] =
        {{"_BCT", 1, ACPI_RTYPE_INTEGER}},
        {{"_BDN", 0, ACPI_RTYPE_INTEGER}},
        {{"_BFS", 1, 0}},
-        {{"_BIF", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (9 Int),(4 Str) */
+        {{"_BIF", 0, ACPI_RTYPE_PACKAGE} }, /* Fixed-length (9 Int),(4 Str/Buf) */
-                          {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 9, ACPI_RTYPE_STRING}, 4,0}},
+                          {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 9,
+                             ACPI_RTYPE_STRING | ACPI_RTYPE_BUFFER}, 4, 0} },
        {{"_BIX", 0, ACPI_RTYPE_PACKAGE}},      /* Fixed-length (16 Int),(4 Str) */
        {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 16, ACPI_RTYPE_STRING}, 4,
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index e56b2a7b53db..23e5a0519af5 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -224,6 +224,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
         * _OSI(Linux) helps sound
         * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
         * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
+         * T400, T500
         * _OSI(Linux) has Linux specific hooks
         * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
         * _OSI(Linux) is a NOP:
@@ -254,6 +255,22 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
                },
        },
+        {
+        .callback = dmi_enable_osi_linux,
+        .ident = "Lenovo ThinkPad T400",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
+                },
+        },
+        {
+        .callback = dmi_enable_osi_linux,
+        .ident = "Lenovo ThinkPad T500",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
+                },
+        },
        {}
 };
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 4cc1b8116e76..5f2c379ab7bf 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -430,6 +430,14 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
        },
        {
        .callback = init_set_sci_en_on_resume,
+        .ident = "Hewlett-Packard Compaq Presario C700 Notebook PC",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "Compaq Presario C700 Notebook PC"),
+                },
+        },
+        {
+        .callback = init_set_sci_en_on_resume,
        .ident = "Hewlett-Packard Compaq Presario CQ40 Notebook PC",
        .matches = {
                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index d344db42a002..172b57e6543f 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -707,34 +707,17 @@ static unsigned int sata_fsl_dev_classify(struct ata_port *ap)
        return ata_dev_classify(&tf);
 }
-static int sata_fsl_prereset(struct ata_link *link, unsigned long deadline)
+static int sata_fsl_hardreset(struct ata_link *link, unsigned int *class,
-{
-        /* FIXME: Never skip softreset, sata_fsl_softreset() is
-         * combination of soft and hard resets.  sata_fsl_softreset()
-         * needs to be splitted into soft and hard resets.
-         */
-        return 0;
-}
-static int sata_fsl_softreset(struct ata_link *link, unsigned int *class,
                                        unsigned long deadline)
 {
        struct ata_port *ap = link->ap;
-        struct sata_fsl_port_priv *pp = ap->private_data;
        struct sata_fsl_host_priv *host_priv = ap->host->private_data;
        void __iomem *hcr_base = host_priv->hcr_base;
-        int pmp = sata_srst_pmp(link);
        u32 temp;
-        struct ata_taskfile tf;
-        u8 *cfis;
-        u32 Serror;
        int i = 0;
        unsigned long start_jiffies;
-        DPRINTK("in xx_softreset\n");
+        DPRINTK("in xx_hardreset\n");
-        if (pmp != SATA_PMP_CTRL_PORT)
-                goto issue_srst;
 try_offline_again:
        /*
@@ -749,7 +732,7 @@ try_offline_again:
        if (temp & ONLINE) {
                ata_port_printk(ap, KERN_ERR,
-                                "Softreset failed, not off-lined %d\n", i);
+                                "Hardreset failed, not off-lined %d\n", i);
                /*
                 * Try to offline controller atleast twice
@@ -761,7 +744,7 @@ try_offline_again:
                        goto try_offline_again;
        }
-        DPRINTK("softreset, controller off-lined\n");
+        DPRINTK("hardreset, controller off-lined\n");
        VPRINTK("HStatus = 0x%x\n", ioread32(hcr_base + HSTATUS));
        VPRINTK("HControl = 0x%x\n", ioread32(hcr_base + HCONTROL));
@@ -786,11 +769,11 @@ try_offline_again:
        if (!(temp & ONLINE)) {
                ata_port_printk(ap, KERN_ERR,
-                                "Softreset failed, not on-lined\n");
+                                "Hardreset failed, not on-lined\n");
                goto err;
        }
-        DPRINTK("softreset, controller off-lined & on-lined\n");
+        DPRINTK("hardreset, controller off-lined & on-lined\n");
        VPRINTK("HStatus = 0x%x\n", ioread32(hcr_base + HSTATUS));
        VPRINTK("HControl = 0x%x\n", ioread32(hcr_base + HCONTROL));
@@ -806,7 +789,7 @@ try_offline_again:
                                "No Device OR PHYRDY change,Hstatus = 0x%x\n",
                                ioread32(hcr_base + HSTATUS));
                *class = ATA_DEV_NONE;
-                goto out;
+                return 0;
        }
        /*
@@ -819,11 +802,44 @@ try_offline_again:
        if ((temp & 0xFF) != 0x18) {
                ata_port_printk(ap, KERN_WARNING, "No Signature Update\n");
                *class = ATA_DEV_NONE;
-                goto out;
+                goto do_followup_srst;
        } else {
                ata_port_printk(ap, KERN_INFO,
                                "Signature Update detected @ %d msecs\n",
                                jiffies_to_msecs(jiffies - start_jiffies));
+                *class = sata_fsl_dev_classify(ap);
+                return 0;
+        }
+do_followup_srst:
+        /*
+         * request libATA to perform follow-up softreset
+         */
+        return -EAGAIN;
+err:
+        return -EIO;
+}
+static int sata_fsl_softreset(struct ata_link *link, unsigned int *class,
+                                        unsigned long deadline)
+{
+        struct ata_port *ap = link->ap;
+        struct sata_fsl_port_priv *pp = ap->private_data;
+        struct sata_fsl_host_priv *host_priv = ap->host->private_data;
+        void __iomem *hcr_base = host_priv->hcr_base;
+        int pmp = sata_srst_pmp(link);
+        u32 temp;
+        struct ata_taskfile tf;
+        u8 *cfis;
+        u32 Serror;
+        DPRINTK("in xx_softreset\n");
+        if (ata_link_offline(link)) {
+                DPRINTK("PHY reports no device\n");
+                *class = ATA_DEV_NONE;
+                return 0;
        }
        /*
@@ -834,7 +850,6 @@ try_offline_again:
         * reached here, we can send a command to the target device
         */
-issue_srst:
        DPRINTK("Sending SRST/device reset\n");
        ata_tf_init(link->device, &tf);
@@ -860,6 +875,8 @@ issue_srst:
                ioread32(CA + hcr_base), ioread32(CC + hcr_base));
        iowrite32(0xFFFF, CC + hcr_base);
+        if (pmp != SATA_PMP_CTRL_PORT)
+                iowrite32(pmp, CQPMP + hcr_base);
        iowrite32(1, CQ + hcr_base);
        temp = ata_wait_register(CQ + hcr_base, 0x1, 0x1, 1, 5000);
@@ -926,7 +943,6 @@ issue_srst:
                VPRINTK("cereg = 0x%x\n", ioread32(hcr_base + CE));
        }
-out:
        return 0;
 err:
@@ -988,18 +1004,6 @@ static void sata_fsl_error_intr(struct ata_port *ap)
                ehi->err_mask |= AC_ERR_ATA_BUS;
                ehi->action |= ATA_EH_SOFTRESET;
-                /*
-                 * Ignore serror in case of fatal errors as we always want
-                 * to do a soft-reset of the FSL SATA controller. Analyzing
-                 * serror may cause libata to schedule a hard-reset action,
-                 * and hard-reset currently does not do controller
-                 * offline/online, causing command timeouts and leads to an
-                 * un-recoverable state, hence make libATA ignore
-                 * autopsy in case of fatal errors.
-                 */
-                ehi->flags |= ATA_EHI_NO_AUTOPSY;
                freeze = 1;
        }
@@ -1267,8 +1271,8 @@ static struct ata_port_operations sata_fsl_ops = {
        .freeze = sata_fsl_freeze,
        .thaw = sata_fsl_thaw,
-        .prereset = sata_fsl_prereset,
        .softreset = sata_fsl_softreset,
+        .hardreset = sata_fsl_hardreset,
        .pmp_softreset = sata_fsl_softreset,
        .error_handler = sata_fsl_error_handler,
        .post_internal_cmd = sata_fsl_post_internal_cmd,
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index a770498a74ec..846d89e3d122 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -328,11 +328,11 @@ int __pm_runtime_resume(struct device *dev, bool from_wq)
                 * necessary.
                 */
                parent = dev->parent;
-                spin_unlock_irq(&dev->power.lock);
+                spin_unlock(&dev->power.lock);
                pm_runtime_get_noresume(parent);
-                spin_lock_irq(&parent->power.lock);
+                spin_lock(&parent->power.lock);
                /*
                 * We can resume if the parent's run-time PM is disabled or it
                 * is set to ignore children.
@@ -343,9 +343,9 @@ int __pm_runtime_resume(struct device *dev, bool from_wq)
                        if (parent->power.runtime_status != RPM_ACTIVE)
                                retval = -EBUSY;
                }
-                spin_unlock_irq(&parent->power.lock);
+                spin_unlock(&parent->power.lock);
-                spin_lock_irq(&dev->power.lock);
+                spin_lock(&dev->power.lock);
                if (retval)
                        goto out;
                goto repeat;
@@ -777,7 +777,7 @@ int __pm_runtime_set_status(struct device *dev, unsigned int status)
        }
        if (parent) {
-                spin_lock_irq(&parent->power.lock);
+                spin_lock(&parent->power.lock);
                /*
                 * It is invalid to put an active child under a parent that is
@@ -793,7 +793,7 @@ int __pm_runtime_set_status(struct device *dev, unsigned int status)
                                atomic_inc(&parent->power.child_count);
                }
-                spin_unlock_irq(&parent->power.lock);
+                spin_unlock(&parent->power.lock);
                if (error)
                        goto out;
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 6399e5090df4..92b126394fa1 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -482,7 +482,7 @@ static ssize_t host_store_rescan(struct device *dev,
        return count;
 }
-DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan);
+static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan);
 static ssize_t dev_show_unique_id(struct device *dev,
                                 struct device_attribute *attr,
@@ -512,7 +512,7 @@ static ssize_t dev_show_unique_id(struct device *dev,
                                sn[8], sn[9], sn[10], sn[11],
                                sn[12], sn[13], sn[14], sn[15]);
 }
-DEVICE_ATTR(unique_id, S_IRUGO, dev_show_unique_id, NULL);
+static DEVICE_ATTR(unique_id, S_IRUGO, dev_show_unique_id, NULL);
 static ssize_t dev_show_vendor(struct device *dev,
                               struct device_attribute *attr,
@@ -536,7 +536,7 @@ static ssize_t dev_show_vendor(struct device *dev,
        else
                return snprintf(buf, sizeof(vendor) + 1, "%s\n", drv->vendor);
 }
-DEVICE_ATTR(vendor, S_IRUGO, dev_show_vendor, NULL);
+static DEVICE_ATTR(vendor, S_IRUGO, dev_show_vendor, NULL);
 static ssize_t dev_show_model(struct device *dev,
                              struct device_attribute *attr,
@@ -560,7 +560,7 @@ static ssize_t dev_show_model(struct device *dev,
        else
                return snprintf(buf, sizeof(model) + 1, "%s\n", drv->model);
 }
-DEVICE_ATTR(model, S_IRUGO, dev_show_model, NULL);
+static DEVICE_ATTR(model, S_IRUGO, dev_show_model, NULL);
 static ssize_t dev_show_rev(struct device *dev,
                            struct device_attribute *attr,
@@ -584,7 +584,7 @@ static ssize_t dev_show_rev(struct device *dev,
        else
                return snprintf(buf, sizeof(rev) + 1, "%s\n", drv->rev);
 }
-DEVICE_ATTR(rev, S_IRUGO, dev_show_rev, NULL);
+static DEVICE_ATTR(rev, S_IRUGO, dev_show_rev, NULL);
 static ssize_t cciss_show_lunid(struct device *dev,
                                struct device_attribute *attr, char *buf)
@@ -609,7 +609,7 @@ static ssize_t cciss_show_lunid(struct device *dev,
                lunid[0], lunid[1], lunid[2], lunid[3],
                lunid[4], lunid[5], lunid[6], lunid[7]);
 }
-DEVICE_ATTR(lunid, S_IRUGO, cciss_show_lunid, NULL);
+static DEVICE_ATTR(lunid, S_IRUGO, cciss_show_lunid, NULL);
 static ssize_t cciss_show_raid_level(struct device *dev,
                                     struct device_attribute *attr, char *buf)
@@ -632,7 +632,7 @@ static ssize_t cciss_show_raid_level(struct device *dev,
        return snprintf(buf, strlen(raid_label[raid]) + 7, "RAID %s\n",
                        raid_label[raid]);
 }
-DEVICE_ATTR(raid_level, S_IRUGO, cciss_show_raid_level, NULL);
+static DEVICE_ATTR(raid_level, S_IRUGO, cciss_show_raid_level, NULL);
 static ssize_t cciss_show_usage_count(struct device *dev,
                                      struct device_attribute *attr, char *buf)
@@ -651,7 +651,7 @@ static ssize_t cciss_show_usage_count(struct device *dev,
        spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
        return snprintf(buf, 20, "%d\n", count);
 }
-DEVICE_ATTR(usage_count, S_IRUGO, cciss_show_usage_count, NULL);
+static DEVICE_ATTR(usage_count, S_IRUGO, cciss_show_usage_count, NULL);
 static struct attribute *cciss_host_attrs[] = {
        &dev_attr_rescan.attr,
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 10e1f0390bbb..3cb56a049e24 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -62,6 +62,7 @@
 #define PCI_DEVICE_ID_INTEL_IGDNG_D_IG      0x0042
 #define PCI_DEVICE_ID_INTEL_IGDNG_M_HB      0x0044
 #define PCI_DEVICE_ID_INTEL_IGDNG_MA_HB     0x0062
+#define PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB    0x006a
 #define PCI_DEVICE_ID_INTEL_IGDNG_M_IG      0x0046
 /* cover 915 and 945 variants */
@@ -96,7 +97,8 @@
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_B43_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_D_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_M_HB || \
-                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MA_HB)
+                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MA_HB || \
+                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB)
 extern int agp_memory_reserved;
@@ -1358,6 +1360,7 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
        case PCI_DEVICE_ID_INTEL_IGDNG_D_HB:
        case PCI_DEVICE_ID_INTEL_IGDNG_M_HB:
        case PCI_DEVICE_ID_INTEL_IGDNG_MA_HB:
+        case PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB:
                *gtt_offset = *gtt_size = MB(2);
                break;
        default:
@@ -2359,6 +2362,8 @@ static const struct intel_driver_description {
            "IGDNG/M", NULL, &intel_i965_driver },
        { PCI_DEVICE_ID_INTEL_IGDNG_MA_HB, PCI_DEVICE_ID_INTEL_IGDNG_M_IG, 0,
            "IGDNG/MA", NULL, &intel_i965_driver },
+        { PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB, PCI_DEVICE_ID_INTEL_IGDNG_M_IG, 0,
+            "IGDNG/MC2", NULL, &intel_i965_driver },
        { 0, 0, 0, NULL, NULL, NULL }
 };
@@ -2560,6 +2565,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
        ID(PCI_DEVICE_ID_INTEL_IGDNG_D_HB),
        ID(PCI_DEVICE_ID_INTEL_IGDNG_M_HB),
        ID(PCI_DEVICE_ID_INTEL_IGDNG_MA_HB),
+        ID(PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB),
        { }
 };
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 737be953cc58..950837cf9e9c 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -1249,7 +1249,7 @@ static void kbd_keycode(unsigned int keycode, int down, int hw_raw)
        if (keycode >= NR_KEYS)
                if (keycode >= KEY_BRL_DOT1 && keycode <= KEY_BRL_DOT8)
-                        keysym = K(KT_BRL, keycode - KEY_BRL_DOT1 + 1);
+                        keysym = U(K(KT_BRL, keycode - KEY_BRL_DOT1 + 1));
                else
                        return;
        else
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c
index ed86d3bf249a..6aa10284104a 100644
--- a/drivers/char/vt_ioctl.c
+++ b/drivers/char/vt_ioctl.c
@@ -103,8 +103,8 @@ void vt_event_post(unsigned int event, unsigned int old, unsigned int new)
                ve->event.event = event;
                /* kernel view is consoles 0..n-1, user space view is
                   console 1..n with 0 meaning current, so we must bias */
-                ve->event.old = old + 1;
+                ve->event.oldev = old + 1;
-                ve->event.new = new + 1;
+                ve->event.newev = new + 1;
                wake = 1;
                ve->done = 1;
        }
@@ -186,7 +186,7 @@ int vt_waitactive(int n)
                vt_event_wait(&vw);
                if (vw.done == 0)
                        return -EINTR;
-        } while (vw.event.new != n);
+        } while (vw.event.newev != n);
        return 0;
 }
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 5903a88351bf..b401dadad4a8 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -26,6 +26,8 @@ config INTEL_IOATDMA
        select DMA_ENGINE
        select DCA
        select ASYNC_TX_DISABLE_CHANNEL_SWITCH
+        select ASYNC_TX_DISABLE_PQ_VAL_DMA
+        select ASYNC_TX_DISABLE_XOR_VAL_DMA
        help
          Enable support for the Intel(R) I/OAT DMA engine present
          in recent Intel Xeon chipsets.
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index bd0b248de2cf..8f99354082ce 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -632,11 +632,21 @@ static bool device_has_all_tx_types(struct dma_device *device)
        #if defined(CONFIG_ASYNC_XOR) || defined(CONFIG_ASYNC_XOR_MODULE)
        if (!dma_has_cap(DMA_XOR, device->cap_mask))
                return false;
+        #ifndef CONFIG_ASYNC_TX_DISABLE_XOR_VAL_DMA
+        if (!dma_has_cap(DMA_XOR_VAL, device->cap_mask))
+                return false;
+        #endif
        #endif
        #if defined(CONFIG_ASYNC_PQ) || defined(CONFIG_ASYNC_PQ_MODULE)
        if (!dma_has_cap(DMA_PQ, device->cap_mask))
                return false;
+        #ifndef CONFIG_ASYNC_TX_DISABLE_PQ_VAL_DMA
+        if (!dma_has_cap(DMA_PQ_VAL, device->cap_mask))
+                return false;
+        #endif
        #endif
        return true;
diff --git a/drivers/dma/ioat/dca.c b/drivers/dma/ioat/dca.c
index 69d02615c4d6..abd9038e06b1 100644
--- a/drivers/dma/ioat/dca.c
+++ b/drivers/dma/ioat/dca.c
@@ -98,17 +98,17 @@ static int dca_enabled_in_bios(struct pci_dev *pdev)
        cpuid_level_9 = cpuid_eax(9);
        res = test_bit(0, &cpuid_level_9);
        if (!res)
-                dev_err(&pdev->dev, "DCA is disabled in BIOS\n");
+                dev_dbg(&pdev->dev, "DCA is disabled in BIOS\n");
        return res;
 }
-static int system_has_dca_enabled(struct pci_dev *pdev)
+int system_has_dca_enabled(struct pci_dev *pdev)
 {
        if (boot_cpu_has(X86_FEATURE_DCA))
                return dca_enabled_in_bios(pdev);
-        dev_err(&pdev->dev, "boot cpu doesn't have X86_FEATURE_DCA\n");
+        dev_dbg(&pdev->dev, "boot cpu doesn't have X86_FEATURE_DCA\n");
        return 0;
 }
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
index c14fdfeb7f33..45edde996480 100644
--- a/drivers/dma/ioat/dma.h
+++ b/drivers/dma/ioat/dma.h
@@ -297,9 +297,7 @@ static inline bool is_ioat_suspended(unsigned long status)
 /* channel was fatally programmed */
 static inline bool is_ioat_bug(unsigned long err)
 {
-        return !!(err & (IOAT_CHANERR_SRC_ADDR_ERR|IOAT_CHANERR_DEST_ADDR_ERR|
+        return !!err;
-                         IOAT_CHANERR_NEXT_ADDR_ERR|IOAT_CHANERR_CONTROL_ERR|
-                         IOAT_CHANERR_LENGTH_ERR));
 }
 static inline void ioat_unmap(struct pci_dev *pdev, dma_addr_t addr, size_t len,
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 96ffab7d37a7..8f1f7f05deaa 100644
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -279,6 +279,8 @@ void ioat2_timer_event(unsigned long data)
                        u32 chanerr;
                        chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+                        dev_err(to_dev(chan), "%s: Channel halted (%x)\n",
+                                __func__, chanerr);
                        BUG_ON(is_ioat_bug(chanerr));
                }
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index 35d1e33afd5b..42f6f10fb0cc 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -378,6 +378,8 @@ static void ioat3_timer_event(unsigned long data)
                        u32 chanerr;
                        chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+                        dev_err(to_dev(chan), "%s: Channel halted (%x)\n",
+                                __func__, chanerr);
                        BUG_ON(is_ioat_bug(chanerr));
                }
@@ -569,7 +571,7 @@ __ioat3_prep_xor_lock(struct dma_chan *c, enum sum_check_flags *result,
        dump_desc_dbg(ioat, compl_desc);
        /* we leave the channel locked to ensure in order submission */
-        return &desc->txd;
+        return &compl_desc->txd;
 }
 static struct dma_async_tx_descriptor *
@@ -728,7 +730,7 @@ __ioat3_prep_pq_lock(struct dma_chan *c, enum sum_check_flags *result,
        dump_desc_dbg(ioat, compl_desc);
        /* we leave the channel locked to ensure in order submission */
-        return &desc->txd;
+        return &compl_desc->txd;
 }
 static struct dma_async_tx_descriptor *
@@ -736,10 +738,16 @@ ioat3_prep_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
              unsigned int src_cnt, const unsigned char *scf, size_t len,
              unsigned long flags)
 {
+        /* specify valid address for disabled result */
+        if (flags & DMA_PREP_PQ_DISABLE_P)
+                dst[0] = dst[1];
+        if (flags & DMA_PREP_PQ_DISABLE_Q)
+                dst[1] = dst[0];
        /* handle the single source multiply case from the raid6
         * recovery path
         */
-        if (unlikely((flags & DMA_PREP_PQ_DISABLE_P) && src_cnt == 1)) {
+        if ((flags & DMA_PREP_PQ_DISABLE_P) && src_cnt == 1) {
                dma_addr_t single_source[2];
                unsigned char single_source_coef[2];
@@ -761,6 +769,12 @@ ioat3_prep_pq_val(struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src,
                  unsigned int src_cnt, const unsigned char *scf, size_t len,
                  enum sum_check_flags *pqres, unsigned long flags)
 {
+        /* specify valid address for disabled result */
+        if (flags & DMA_PREP_PQ_DISABLE_P)
+                pq[0] = pq[1];
+        if (flags & DMA_PREP_PQ_DISABLE_Q)
+                pq[1] = pq[0];
        /* the cleanup routine only sets bits on validate failure, it
         * does not clear bits on validate success... so clear it here
         */
@@ -778,9 +792,9 @@ ioat3_prep_pqxor(struct dma_chan *chan, dma_addr_t dst, dma_addr_t *src,
        dma_addr_t pq[2];
        memset(scf, 0, src_cnt);
-        flags |= DMA_PREP_PQ_DISABLE_Q;
        pq[0] = dst;
-        pq[1] = ~0;
+        flags |= DMA_PREP_PQ_DISABLE_Q;
+        pq[1] = dst; /* specify valid address for disabled result */
        return __ioat3_prep_pq_lock(chan, NULL, pq, src, src_cnt, scf, len,
                                    flags);
@@ -800,9 +814,9 @@ ioat3_prep_pqxor_val(struct dma_chan *chan, dma_addr_t *src,
        *result = 0;
        memset(scf, 0, src_cnt);
-        flags |= DMA_PREP_PQ_DISABLE_Q;
        pq[0] = src[0];
-        pq[1] = ~0;
+        flags |= DMA_PREP_PQ_DISABLE_Q;
+        pq[1] = pq[0]; /* specify valid address for disabled result */
        return __ioat3_prep_pq_lock(chan, result, pq, &src[1], src_cnt - 1, scf,
                                    len, flags);
@@ -1117,6 +1131,7 @@ static int __devinit ioat3_dma_self_test(struct ioatdma_device *device)
 int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
 {
        struct pci_dev *pdev = device->pdev;
+        int dca_en = system_has_dca_enabled(pdev);
        struct dma_device *dma;
        struct dma_chan *c;
        struct ioat_chan_common *chan;
@@ -1137,6 +1152,11 @@ int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
        dma->device_prep_dma_interrupt = ioat3_prep_interrupt_lock;
        cap = readl(device->reg_base + IOAT_DMA_CAP_OFFSET);
+        /* dca is incompatible with raid operations */
+        if (dca_en && (cap & (IOAT_CAP_XOR|IOAT_CAP_PQ)))
+                cap &= ~(IOAT_CAP_XOR|IOAT_CAP_PQ);
        if (cap & IOAT_CAP_XOR) {
                is_raid_device = true;
                dma->max_xor = 8;
@@ -1186,6 +1206,16 @@ int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
                device->timer_fn = ioat2_timer_event;
        }
+        #ifdef CONFIG_ASYNC_TX_DISABLE_PQ_VAL_DMA
+        dma_cap_clear(DMA_PQ_VAL, dma->cap_mask);
+        dma->device_prep_dma_pq_val = NULL;
+        #endif
+        #ifdef CONFIG_ASYNC_TX_DISABLE_XOR_VAL_DMA
+        dma_cap_clear(DMA_XOR_VAL, dma->cap_mask);
+        dma->device_prep_dma_xor_val = NULL;
+        #endif
        /* -= IOAT ver.3 workarounds =- */
        /* Write CHANERRMSK_INT with 3E07h to mask out the errors
         * that can cause stability issues for IOAT ver.3
diff --git a/drivers/dma/ioat/hw.h b/drivers/dma/ioat/hw.h
index 99afb12bd409..60e675455b6a 100644
--- a/drivers/dma/ioat/hw.h
+++ b/drivers/dma/ioat/hw.h
@@ -39,6 +39,8 @@
 #define IOAT_VER_3_0            0x30    /* Version 3.0 */
 #define IOAT_VER_3_2            0x32    /* Version 3.2 */
+int system_has_dca_enabled(struct pci_dev *pdev);
 struct ioat_dma_descriptor {
        uint32_t        size;
        union {
diff --git a/drivers/dma/ioat/registers.h b/drivers/dma/ioat/registers.h
index 63038e18ab03..f015ec196700 100644
--- a/drivers/dma/ioat/registers.h
+++ b/drivers/dma/ioat/registers.h
@@ -92,9 +92,7 @@
 #define IOAT_CHANCTRL_ERR_COMPLETION_EN         0x0004
 #define IOAT_CHANCTRL_INT_REARM                 0x0001
 #define IOAT_CHANCTRL_RUN                       (IOAT_CHANCTRL_INT_REARM |\
-                                                 IOAT_CHANCTRL_ERR_COMPLETION_EN |\
+                                                 IOAT_CHANCTRL_ANY_ERR_ABORT_EN)
-                                                 IOAT_CHANCTRL_ANY_ERR_ABORT_EN |\
-                                                 IOAT_CHANCTRL_ERR_INT_EN)
 #define IOAT_DMA_COMP_OFFSET                    0x02    /* 16-bit DMA channel compatibility */
 #define IOAT_DMA_COMP_V1                        0x0001  /* Compatibility with DMA version 1 */
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
index b3b065c4e5c1..034ecf0ace03 100644
--- a/drivers/dma/shdma.c
+++ b/drivers/dma/shdma.c
@@ -640,17 +640,16 @@ static int __init sh_dmae_probe(struct platform_device *pdev)
 #endif
        struct sh_dmae_device *shdev;
+        /* get platform data */
+        if (!pdev->dev.platform_data)
+                return -ENODEV;
        shdev = kzalloc(sizeof(struct sh_dmae_device), GFP_KERNEL);
        if (!shdev) {
                dev_err(&pdev->dev, "No enough memory\n");
-                err = -ENOMEM;
+                return -ENOMEM;
-                goto shdev_err;
        }
-        /* get platform data */
-        if (!pdev->dev.platform_data)
-                goto shdev_err;
        /* platform data */
        memcpy(&shdev->pdata, pdev->dev.platform_data,
                        sizeof(struct sh_dmae_pdata));
@@ -722,7 +721,6 @@ eirq_err:
 rst_err:
        kfree(shdev);
-shdev_err:
        return err;
 }
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 5d524254499e..94260aa76aa3 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -275,7 +275,7 @@ static void log_irqs(u32 evt)
            !(evt & OHCI1394_busReset))
                return;
-        fw_notify("IRQ %08x%s%s%s%s%s%s%s%s%s%s%s%s%s\n", evt,
+        fw_notify("IRQ %08x%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", evt,
            evt & OHCI1394_selfIDComplete       ? " selfID"             : "",
            evt & OHCI1394_RQPkt                ? " AR_req"             : "",
            evt & OHCI1394_RSPkt                ? " AR_resp"            : "",
@@ -286,6 +286,7 @@ static void log_irqs(u32 evt)
            evt & OHCI1394_postedWriteErr       ? " postedWriteErr"     : "",
            evt & OHCI1394_cycleTooLong         ? " cycleTooLong"       : "",
            evt & OHCI1394_cycle64Seconds       ? " cycle64Seconds"     : "",
+            evt & OHCI1394_cycleInconsistent    ? " cycleInconsistent"  : "",
            evt & OHCI1394_regAccessFail        ? " regAccessFail"      : "",
            evt & OHCI1394_busReset             ? " busReset"           : "",
            evt & ~(OHCI1394_selfIDComplete | OHCI1394_RQPkt |
@@ -293,6 +294,7 @@ static void log_irqs(u32 evt)
                    OHCI1394_respTxComplete | OHCI1394_isochRx |
                    OHCI1394_isochTx | OHCI1394_postedWriteErr |
                    OHCI1394_cycleTooLong | OHCI1394_cycle64Seconds |
+                    OHCI1394_cycleInconsistent |
                    OHCI1394_regAccessFail | OHCI1394_busReset)
                                                ? " ?"                  : "");
 }
@@ -1439,6 +1441,17 @@ static irqreturn_t irq_handler(int irq, void *data)
                          OHCI1394_LinkControl_cycleMaster);
        }
+        if (unlikely(event & OHCI1394_cycleInconsistent)) {
+                /*
+                 * We need to clear this event bit in order to make
+                 * cycleMatch isochronous I/O work.  In theory we should
+                 * stop active cycleMatch iso contexts now and restart
+                 * them at least two cycles later.  (FIXME?)
+                 */
+                if (printk_ratelimit())
+                        fw_notify("isochronous cycle inconsistent\n");
+        }
        if (event & OHCI1394_cycle64Seconds) {
                cycle_time = reg_read(ohci, OHCI1394_IsochronousCycleTimer);
                if ((cycle_time & 0x80000000) == 0)
@@ -1528,6 +1541,7 @@ static int ohci_enable(struct fw_card *card, u32 *config_rom, size_t length)
                  OHCI1394_reqTxComplete | OHCI1394_respTxComplete |
                  OHCI1394_isochRx | OHCI1394_isochTx |
                  OHCI1394_postedWriteErr | OHCI1394_cycleTooLong |
+                  OHCI1394_cycleInconsistent |
                  OHCI1394_cycle64Seconds | OHCI1394_regAccessFail |
                  OHCI1394_masterIntEnable);
        if (param_debug & OHCI_PARAM_DEBUG_BUSRESETS)
@@ -1890,15 +1904,30 @@ static int handle_it_packet(struct context *context,
 {
        struct iso_context *ctx =
                container_of(context, struct iso_context, context);
+        int i;
+        struct descriptor *pd;
-        if (last->transfer_status == 0)
+        for (pd = d; pd <= last; pd++)
-                /* This descriptor isn't done yet, stop iteration. */
+                if (pd->transfer_status)
+                        break;
+        if (pd > last)
+                /* Descriptor(s) not done yet, stop iteration */
                return 0;
-        if (le16_to_cpu(last->control) & DESCRIPTOR_IRQ_ALWAYS)
+        i = ctx->header_length;
+        if (i + 4 < PAGE_SIZE) {
+                /* Present this value as big-endian to match the receive code */
+                *(__be32 *)(ctx->header + i) = cpu_to_be32(
+                                ((u32)le16_to_cpu(pd->transfer_status) << 16) |
+                                le16_to_cpu(pd->res_count));
+                ctx->header_length += 4;
+        }
+        if (le16_to_cpu(last->control) & DESCRIPTOR_IRQ_ALWAYS) {
                ctx->base.callback(&ctx->base, le16_to_cpu(last->res_count),
-                                   0, NULL, ctx->base.callback_data);
+                                   ctx->header_length, ctx->header,
+                                   ctx->base.callback_data);
+                ctx->header_length = 0;
+        }
        return 1;
 }
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index f831ea159291..96eddd17e050 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -92,6 +92,7 @@ config DRM_I830
 config DRM_I915
        tristate "i915 driver"
        depends on AGP_INTEL
+        select SHMEM
        select DRM_KMS_HELPER
        select FB_CFB_FILLRECT
        select FB_CFB_COPYAREA
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index cea665d86dd3..b54ba63d506e 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -662,6 +662,12 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
                return NULL;
        }
+        /* Some EDIDs have bogus h/vtotal values */
+        if (mode->hsync_end > mode->htotal)
+                mode->htotal = mode->hsync_end + 1;
+        if (mode->vsync_end > mode->vtotal)
+                mode->vtotal = mode->vsync_end + 1;
        drm_mode_set_name(mode);
        if (pt->misc & DRM_EDID_PT_INTERLACED)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index dc8e374a0b55..65ef011fa8ba 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -599,7 +599,7 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
        struct drm_framebuffer *fb = fb_helper->fb;
        int depth;
-        if (var->pixclock == -1 || !var->pixclock)
+        if (var->pixclock != 0)
                return -EINVAL;
        /* Need to resize the fb object !!! */
@@ -691,7 +691,7 @@ int drm_fb_helper_set_par(struct fb_info *info)
        int ret;
        int i;
-        if (var->pixclock != -1) {
+        if (var->pixclock != 0) {
                DRM_ERROR("PIXEL CLCOK SET\n");
                return -EINVAL;
        }
@@ -904,7 +904,7 @@ int drm_fb_helper_single_fb_probe(struct drm_device *dev,
        fb_helper->fb = fb;
        if (new_fb) {
-                info->var.pixclock = -1;
+                info->var.pixclock = 0;
                if (register_framebuffer(info) < 0)
                        return -EINVAL;
        } else {
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 80391995bdec..e9dbb481c469 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -552,7 +552,7 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
        vma->vm_flags |= VM_RESERVED | VM_IO | VM_PFNMAP | VM_DONTEXPAND;
        vma->vm_ops = obj->dev->driver->gem_vm_ops;
        vma->vm_private_data = map->handle;
-        vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
+        vma->vm_page_prot =  pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
        /* Take a ref for this mapping of the object, so that the fault
         * handler can dereference the mmap offset's pointer to the object.
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index c861d80fd779..97dc5a4f0de4 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -103,6 +103,11 @@ static struct drm_mm_node *drm_mm_kmalloc(struct drm_mm *mm, int atomic)
        return child;
 }
+/* drm_mm_pre_get() - pre allocate drm_mm_node structure
+ * drm_mm:      memory manager struct we are pre-allocating for
+ *
+ * Returns 0 on success or -ENOMEM if allocation fails.
+ */
 int drm_mm_pre_get(struct drm_mm *mm)
 {
        struct drm_mm_node *node;
@@ -253,12 +258,14 @@ void drm_mm_put_block(struct drm_mm_node *cur)
                                prev_node->size += next_node->size;
                                list_del(&next_node->ml_entry);
                                list_del(&next_node->fl_entry);
+                                spin_lock(&mm->unused_lock);
                                if (mm->num_unused < MM_UNUSED_TARGET) {
                                        list_add(&next_node->fl_entry,
                                                 &mm->unused_nodes);
                                        ++mm->num_unused;
                                } else
                                        kfree(next_node);
+                                spin_unlock(&mm->unused_lock);
                        } else {
                                next_node->size += cur->size;
                                next_node->start = cur->start;
@@ -271,11 +278,13 @@ void drm_mm_put_block(struct drm_mm_node *cur)
                list_add(&cur->fl_entry, &mm->fl_entry);
        } else {
                list_del(&cur->ml_entry);
+                spin_lock(&mm->unused_lock);
                if (mm->num_unused < MM_UNUSED_TARGET) {
                        list_add(&cur->fl_entry, &mm->unused_nodes);
                        ++mm->num_unused;
                } else
                        kfree(cur);
+                spin_unlock(&mm->unused_lock);
        }
 }
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index f8ce9a3a420d..26bf0552b3cb 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -267,10 +267,10 @@ static void i915_dump_pages(struct seq_file *m, struct page **pages, int page_co
        uint32_t *mem;
        for (page = 0; page < page_count; page++) {
-                mem = kmap(pages[page]);
+                mem = kmap_atomic(pages[page], KM_USER0);
                for (i = 0; i < PAGE_SIZE; i += 4)
                        seq_printf(m, "%08x :  %08x\n", i, mem[i / 4]);
-                kunmap(pages[page]);
+                kunmap_atomic(pages[page], KM_USER0);
        }
 }
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 57204e298975..a725f6591192 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -296,6 +296,7 @@ typedef struct drm_i915_private {
        u32 saveVBLANK_A;
        u32 saveVSYNC_A;
        u32 saveBCLRPAT_A;
+        u32 saveTRANSACONF;
        u32 saveTRANS_HTOTAL_A;
        u32 saveTRANS_HBLANK_A;
        u32 saveTRANS_HSYNC_A;
@@ -326,6 +327,7 @@ typedef struct drm_i915_private {
        u32 saveVBLANK_B;
        u32 saveVSYNC_B;
        u32 saveBCLRPAT_B;
+        u32 saveTRANSBCONF;
        u32 saveTRANS_HTOTAL_B;
        u32 saveTRANS_HBLANK_B;
        u32 saveTRANS_HSYNC_B;
@@ -414,6 +416,16 @@ typedef struct drm_i915_private {
        u32 savePFB_WIN_SZ;
        u32 savePFA_WIN_POS;
        u32 savePFB_WIN_POS;
+        u32 savePCH_DREF_CONTROL;
+        u32 saveDISP_ARB_CTL;
+        u32 savePIPEA_DATA_M1;
+        u32 savePIPEA_DATA_N1;
+        u32 savePIPEA_LINK_M1;
+        u32 savePIPEA_LINK_N1;
+        u32 savePIPEB_DATA_M1;
+        u32 savePIPEB_DATA_N1;
+        u32 savePIPEB_LINK_M1;
+        u32 savePIPEB_LINK_N1;
        struct {
                struct drm_mm gtt_space;
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index c3ceffa46ea0..aa7fd82aa6eb 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -254,10 +254,15 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
 {
        drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
        int ret = IRQ_NONE;
-        u32 de_iir, gt_iir;
+        u32 de_iir, gt_iir, de_ier;
        u32 new_de_iir, new_gt_iir;
        struct drm_i915_master_private *master_priv;
+        /* disable master interrupt before clearing iir  */
+        de_ier = I915_READ(DEIER);
+        I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL);
+        (void)I915_READ(DEIER);
        de_iir = I915_READ(DEIIR);
        gt_iir = I915_READ(GTIIR);
@@ -290,6 +295,9 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
                gt_iir = new_gt_iir;
        }
+        I915_WRITE(DEIER, de_ier);
+        (void)I915_READ(DEIER);
        return ret;
 }
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 992d5617e798..6eec8171a44e 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -239,6 +239,11 @@ static void i915_save_modeset_reg(struct drm_device *dev)
        if (drm_core_check_feature(dev, DRIVER_MODESET))
                return;
+        if (IS_IGDNG(dev)) {
+                dev_priv->savePCH_DREF_CONTROL = I915_READ(PCH_DREF_CONTROL);
+                dev_priv->saveDISP_ARB_CTL = I915_READ(DISP_ARB_CTL);
+        }
        /* Pipe & plane A info */
        dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
        dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
@@ -263,6 +268,11 @@ static void i915_save_modeset_reg(struct drm_device *dev)
                dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
        if (IS_IGDNG(dev)) {
+                dev_priv->savePIPEA_DATA_M1 = I915_READ(PIPEA_DATA_M1);
+                dev_priv->savePIPEA_DATA_N1 = I915_READ(PIPEA_DATA_N1);
+                dev_priv->savePIPEA_LINK_M1 = I915_READ(PIPEA_LINK_M1);
+                dev_priv->savePIPEA_LINK_N1 = I915_READ(PIPEA_LINK_N1);
                dev_priv->saveFDI_TXA_CTL = I915_READ(FDI_TXA_CTL);
                dev_priv->saveFDI_RXA_CTL = I915_READ(FDI_RXA_CTL);
@@ -270,6 +280,7 @@ static void i915_save_modeset_reg(struct drm_device *dev)
                dev_priv->savePFA_WIN_SZ = I915_READ(PFA_WIN_SZ);
                dev_priv->savePFA_WIN_POS = I915_READ(PFA_WIN_POS);
+                dev_priv->saveTRANSACONF = I915_READ(TRANSACONF);
                dev_priv->saveTRANS_HTOTAL_A = I915_READ(TRANS_HTOTAL_A);
                dev_priv->saveTRANS_HBLANK_A = I915_READ(TRANS_HBLANK_A);
                dev_priv->saveTRANS_HSYNC_A = I915_READ(TRANS_HSYNC_A);
@@ -314,6 +325,11 @@ static void i915_save_modeset_reg(struct drm_device *dev)
                dev_priv->saveBCLRPAT_B = I915_READ(BCLRPAT_B);
        if (IS_IGDNG(dev)) {
+                dev_priv->savePIPEB_DATA_M1 = I915_READ(PIPEB_DATA_M1);
+                dev_priv->savePIPEB_DATA_N1 = I915_READ(PIPEB_DATA_N1);
+                dev_priv->savePIPEB_LINK_M1 = I915_READ(PIPEB_LINK_M1);
+                dev_priv->savePIPEB_LINK_N1 = I915_READ(PIPEB_LINK_N1);
                dev_priv->saveFDI_TXB_CTL = I915_READ(FDI_TXB_CTL);
                dev_priv->saveFDI_RXB_CTL = I915_READ(FDI_RXB_CTL);
@@ -321,6 +337,7 @@ static void i915_save_modeset_reg(struct drm_device *dev)
                dev_priv->savePFB_WIN_SZ = I915_READ(PFB_WIN_SZ);
                dev_priv->savePFB_WIN_POS = I915_READ(PFB_WIN_POS);
+                dev_priv->saveTRANSBCONF = I915_READ(TRANSBCONF);
                dev_priv->saveTRANS_HTOTAL_B = I915_READ(TRANS_HTOTAL_B);
                dev_priv->saveTRANS_HBLANK_B = I915_READ(TRANS_HBLANK_B);
                dev_priv->saveTRANS_HSYNC_B = I915_READ(TRANS_HSYNC_B);
@@ -368,6 +385,11 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
                fpb1_reg = FPB1;
        }
+        if (IS_IGDNG(dev)) {
+                I915_WRITE(PCH_DREF_CONTROL, dev_priv->savePCH_DREF_CONTROL);
+                I915_WRITE(DISP_ARB_CTL, dev_priv->saveDISP_ARB_CTL);
+        }
        /* Pipe & plane A info */
        /* Prime the clock */
        if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
@@ -395,6 +417,11 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
                I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
        if (IS_IGDNG(dev)) {
+                I915_WRITE(PIPEA_DATA_M1, dev_priv->savePIPEA_DATA_M1);
+                I915_WRITE(PIPEA_DATA_N1, dev_priv->savePIPEA_DATA_N1);
+                I915_WRITE(PIPEA_LINK_M1, dev_priv->savePIPEA_LINK_M1);
+                I915_WRITE(PIPEA_LINK_N1, dev_priv->savePIPEA_LINK_N1);
                I915_WRITE(FDI_RXA_CTL, dev_priv->saveFDI_RXA_CTL);
                I915_WRITE(FDI_TXA_CTL, dev_priv->saveFDI_TXA_CTL);
@@ -402,6 +429,7 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
                I915_WRITE(PFA_WIN_SZ, dev_priv->savePFA_WIN_SZ);
                I915_WRITE(PFA_WIN_POS, dev_priv->savePFA_WIN_POS);
+                I915_WRITE(TRANSACONF, dev_priv->saveTRANSACONF);
                I915_WRITE(TRANS_HTOTAL_A, dev_priv->saveTRANS_HTOTAL_A);
                I915_WRITE(TRANS_HBLANK_A, dev_priv->saveTRANS_HBLANK_A);
                I915_WRITE(TRANS_HSYNC_A, dev_priv->saveTRANS_HSYNC_A);
@@ -439,7 +467,7 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
        /* Actually enable it */
        I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B);
        DRM_UDELAY(150);
-        if (IS_I965G(dev))
+        if (IS_I965G(dev) && !IS_IGDNG(dev))
                I915_WRITE(DPLL_B_MD, dev_priv->saveDPLL_B_MD);
        DRM_UDELAY(150);
@@ -454,6 +482,11 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
                I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
        if (IS_IGDNG(dev)) {
+                I915_WRITE(PIPEB_DATA_M1, dev_priv->savePIPEB_DATA_M1);
+                I915_WRITE(PIPEB_DATA_N1, dev_priv->savePIPEB_DATA_N1);
+                I915_WRITE(PIPEB_LINK_M1, dev_priv->savePIPEB_LINK_M1);
+                I915_WRITE(PIPEB_LINK_N1, dev_priv->savePIPEB_LINK_N1);
                I915_WRITE(FDI_RXB_CTL, dev_priv->saveFDI_RXB_CTL);
                I915_WRITE(FDI_TXB_CTL, dev_priv->saveFDI_TXB_CTL);
@@ -461,6 +494,7 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
                I915_WRITE(PFB_WIN_SZ, dev_priv->savePFB_WIN_SZ);
                I915_WRITE(PFB_WIN_POS, dev_priv->savePFB_WIN_POS);
+                I915_WRITE(TRANSBCONF, dev_priv->saveTRANSBCONF);
                I915_WRITE(TRANS_HTOTAL_B, dev_priv->saveTRANS_HTOTAL_B);
                I915_WRITE(TRANS_HBLANK_B, dev_priv->saveTRANS_HBLANK_B);
                I915_WRITE(TRANS_HSYNC_B, dev_priv->saveTRANS_HSYNC_B);
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 212e22740fc1..e5051446c48e 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -262,8 +262,8 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
                } while (time_after(timeout, jiffies));
        }
-        if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) ==
+        if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) !=
-            CRT_HOTPLUG_MONITOR_COLOR)
+            CRT_HOTPLUG_MONITOR_NONE)
                return true;
        return false;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3ba6546b7c7f..099f420de57a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -863,10 +863,8 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
        struct drm_device *dev = crtc->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
        intel_clock_t clock;
-        int max_n;
-        bool found;
        int err_most = 47;
-        found = false;
+        int err_min = 10000;
        /* eDP has only 2 clock choice, no n/m/p setting */
        if (HAS_eDP)
@@ -890,10 +888,9 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
        }
        memset(best_clock, 0, sizeof(*best_clock));
-        max_n = limit->n.max;
        for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
                /* based on hardware requriment prefer smaller n to precision */
-                for (clock.n = limit->n.min; clock.n <= max_n; clock.n++) {
+                for (clock.n = limit->n.min; clock.n <= limit->n.max; clock.n++) {
                        /* based on hardware requirment prefere larger m1,m2 */
                        for (clock.m1 = limit->m1.max;
                             clock.m1 >= limit->m1.min; clock.m1--) {
@@ -907,18 +904,18 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
                                        this_err = abs((10000 - (target*10000/clock.dot)));
                                        if (this_err < err_most) {
                                                *best_clock = clock;
-                                                err_most = this_err;
-                                                max_n = clock.n;
-                                                found = true;
                                                /* found on first matching */
                                                goto out;
+                                        } else if (this_err < err_min) {
+                                                *best_clock = clock;
+                                                err_min = this_err;
                                        }
                                }
                        }
                }
        }
 out:
-        return found;
+        return true;
 }
 /* DisplayPort has only two frequencies, 162MHz and 270MHz */
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 663ab6de0b58..c33451aec1bd 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -77,14 +77,32 @@ static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
        struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
        u32 temp;
-        if (mode != DRM_MODE_DPMS_ON) {
+        temp = I915_READ(hdmi_priv->sdvox_reg);
-                temp = I915_READ(hdmi_priv->sdvox_reg);
+        /* HW workaround, need to toggle enable bit off and on for 12bpc, but
+         * we do this anyway which shows more stable in testing.
+         */
+        if (IS_IGDNG(dev)) {
                I915_WRITE(hdmi_priv->sdvox_reg, temp & ~SDVO_ENABLE);
+                POSTING_READ(hdmi_priv->sdvox_reg);
+        }
+        if (mode != DRM_MODE_DPMS_ON) {
+                temp &= ~SDVO_ENABLE;
        } else {
-                temp = I915_READ(hdmi_priv->sdvox_reg);
+                temp |= SDVO_ENABLE;
-                I915_WRITE(hdmi_priv->sdvox_reg, temp | SDVO_ENABLE);
        }
+        I915_WRITE(hdmi_priv->sdvox_reg, temp);
        POSTING_READ(hdmi_priv->sdvox_reg);
+        /* HW workaround, need to write this twice for issue that may result
+         * in first write getting masked.
+         */
+        if (IS_IGDNG(dev)) {
+                I915_WRITE(hdmi_priv->sdvox_reg, temp);
+                POSTING_READ(hdmi_priv->sdvox_reg);
+        }
 }
 static void intel_hdmi_save(struct drm_connector *connector)
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index 901befe03da2..d67c42555ab9 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -107,6 +107,7 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base,
                        base += 3;
                        break;
                case ATOM_IIO_WRITE:
+                        (void)ctx->card->reg_read(ctx->card, CU16(base + 1));
                        ctx->card->reg_write(ctx->card, CU16(base + 1), temp);
                        base += 3;
                        break;
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 757f5cd37744..224506a2f7b1 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -519,6 +519,7 @@ typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p,
 * AGP
 */
 int radeon_agp_init(struct radeon_device *rdev);
+void radeon_agp_resume(struct radeon_device *rdev);
 void radeon_agp_fini(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_agp.c b/drivers/gpu/drm/radeon/radeon_agp.c
index 23ea9955ac59..54bf49a6d676 100644
--- a/drivers/gpu/drm/radeon/radeon_agp.c
+++ b/drivers/gpu/drm/radeon/radeon_agp.c
@@ -237,6 +237,18 @@ int radeon_agp_init(struct radeon_device *rdev)
 #endif
 }
+void radeon_agp_resume(struct radeon_device *rdev)
+{
+#if __OS_HAS_AGP
+        int r;
+        if (rdev->flags & RADEON_IS_AGP) {
+                r = radeon_agp_init(rdev);
+                if (r)
+                        dev_warn(rdev->dev, "radeon AGP reinit failed\n");
+        }
+#endif
+}
 void radeon_agp_fini(struct radeon_device *rdev)
 {
 #if __OS_HAS_AGP
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index fce4c4087fda..29763ceae3af 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -566,8 +566,9 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
                radeon_i2c_do_lock(radeon_connector, 0);
                if (!radeon_connector->edid) {
-                        DRM_ERROR("DDC responded but not EDID found for %s\n",
+                        DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
-                                  drm_get_connector_name(connector));
+                                        drm_get_connector_name(connector));
+                        ret = connector_status_connected;
                } else {
                        radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
@@ -720,8 +721,8 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
                radeon_i2c_do_lock(radeon_connector, 0);
                if (!radeon_connector->edid) {
-                        DRM_ERROR("DDC responded but not EDID found for %s\n",
+                        DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
-                                  drm_get_connector_name(connector));
+                                        drm_get_connector_name(connector));
                } else {
                        radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
@@ -1149,6 +1150,13 @@ radeon_add_legacy_connector(struct drm_device *dev,
                        if (ret)
                                goto failed;
                        radeon_connector->dac_load_detect = true;
+                        /* RS400,RC410,RS480 chipset seems to report a lot
+                         * of false positive on load detect, we haven't yet
+                         * found a way to make load detect reliable on those
+                         * chipset, thus just disable it for TV.
+                         */
+                        if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
+                                radeon_connector->dac_load_detect = false;
                        drm_connector_attach_property(&radeon_connector->base,
                                                      rdev->mode_info.load_detect_property,
                                                      1);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index e3f9edfa40fe..41bb76fbe734 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -688,6 +688,8 @@ int radeon_resume_kms(struct drm_device *dev)
                return -1;
        }
        pci_set_master(dev->pdev);
+        /* resume AGP if in use */
+        radeon_agp_resume(rdev);
        radeon_resume(rdev);
        radeon_restore_bios_scratch_regs(rdev);
        fb_set_suspend(rdev->fbdev_info, 0);
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 7935f793bf62..ba68c9fe90a1 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -137,8 +137,6 @@ int rv515_mc_wait_for_idle(struct radeon_device *rdev)
 void rv515_vga_render_disable(struct radeon_device *rdev)
 {
-        WREG32(R_000330_D1VGA_CONTROL, 0);
-        WREG32(R_000338_D2VGA_CONTROL, 0);
        WREG32(R_000300_VGA_RENDER_CONTROL,
                RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL);
 }
@@ -382,7 +380,6 @@ void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save)
        save->d2crtc_control = RREG32(R_006880_D2CRTC_CONTROL);
        /* Stop all video */
-        WREG32(R_000330_D1VGA_CONTROL, 0);
        WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
        WREG32(R_000300_VGA_RENDER_CONTROL, 0);
        WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1);
@@ -391,6 +388,8 @@ void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save)
        WREG32(R_006880_D2CRTC_CONTROL, 0);
        WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0);
        WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
+        WREG32(R_000330_D1VGA_CONTROL, 0);
+        WREG32(R_000338_D2VGA_CONTROL, 0);
 }
 void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save)
@@ -404,14 +403,14 @@ void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save)
        WREG32(R_000328_VGA_HDP_CONTROL, save->vga_hdp_control);
        mdelay(1);
        /* Restore video state */
+        WREG32(R_000330_D1VGA_CONTROL, save->d1vga_control);
+        WREG32(R_000338_D2VGA_CONTROL, save->d2vga_control);
        WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1);
        WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 1);
        WREG32(R_006080_D1CRTC_CONTROL, save->d1crtc_control);
        WREG32(R_006880_D2CRTC_CONTROL, save->d2crtc_control);
        WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0);
        WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
-        WREG32(R_000330_D1VGA_CONTROL, save->d1vga_control);
-        WREG32(R_000338_D2VGA_CONTROL, save->d2vga_control);
        WREG32(R_000300_VGA_RENDER_CONTROL, save->vga_render_control);
 }
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index 6ff6c20f1e78..1fca59077949 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -19,7 +19,9 @@
 #include <linux/completion.h>
 #include <linux/platform_device.h>
 #include <linux/i2c-pnx.h>
+#include <linux/io.h>
 #include <mach/hardware.h>
+#include <mach/i2c.h>
 #include <asm/irq.h>
 #include <asm/uaccess.h>
@@ -54,6 +56,9 @@ static inline void i2c_pnx_arm_timer(struct i2c_adapter *adap)
        struct timer_list *timer = &data->mif.timer;
        int expires = I2C_PNX_TIMEOUT / (1000 / HZ);
+        if (expires <= 1)
+                expires = 2;
        del_timer_sync(timer);
        dev_dbg(&adap->dev, "Timer armed at %lu plus %u jiffies.\n",
diff --git a/drivers/media/common/ir-functions.c b/drivers/media/common/ir-functions.c
index 655474b29e21..abd4791acb0e 100644
--- a/drivers/media/common/ir-functions.c
+++ b/drivers/media/common/ir-functions.c
@@ -64,7 +64,7 @@ void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
        ir->ir_type = ir_type;
-        memset(ir->ir_codes, sizeof(ir->ir_codes), 0);
+        memset(ir->ir_codes, 0, sizeof(ir->ir_codes));
        /*
         * FIXME: This is a temporary workaround to use the new IR tables
diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c
index f65591fb7cec..2a53dd096eef 100644
--- a/drivers/media/dvb/dvb-usb/cxusb.c
+++ b/drivers/media/dvb/dvb-usb/cxusb.c
@@ -663,6 +663,14 @@ static struct zl10353_config cxusb_zl10353_xc3028_config = {
        .parallel_ts = 1,
 };
+static struct zl10353_config cxusb_zl10353_xc3028_config_no_i2c_gate = {
+        .demod_address = 0x0f,
+        .if2 = 45600,
+        .no_tuner = 1,
+        .parallel_ts = 1,
+        .disable_i2c_gate_ctrl = 1,
+};
 static struct mt352_config cxusb_mt352_xc3028_config = {
        .demod_address = 0x0f,
        .if2 = 4560,
@@ -894,7 +902,7 @@ static int cxusb_dualdig4_frontend_attach(struct dvb_usb_adapter *adap)
        cxusb_bluebird_gpio_pulse(adap->dev, 0x02, 1);
        if ((adap->fe = dvb_attach(zl10353_attach,
-                                   &cxusb_zl10353_xc3028_config,
+                                   &cxusb_zl10353_xc3028_config_no_i2c_gate,
                                   &adap->dev->i2c_adap)) == NULL)
                return -EIO;
diff --git a/drivers/media/dvb/siano/Kconfig b/drivers/media/dvb/siano/Kconfig
index 8c1aed77ea30..85a222c4eaa0 100644
--- a/drivers/media/dvb/siano/Kconfig
+++ b/drivers/media/dvb/siano/Kconfig
@@ -4,7 +4,7 @@
 config SMS_SIANO_MDTV
        tristate "Siano SMS1xxx based MDTV receiver"
-        depends on DVB_CORE && INPUT
+        depends on DVB_CORE && INPUT && HAS_DMA
        ---help---
          Choose Y or M here if you have MDTV receiver with a Siano chipset.
diff --git a/drivers/media/radio/radio-gemtek-pci.c b/drivers/media/radio/radio-gemtek-pci.c
index c3f579de6e71..c6cf11661868 100644
--- a/drivers/media/radio/radio-gemtek-pci.c
+++ b/drivers/media/radio/radio-gemtek-pci.c
@@ -181,12 +181,10 @@ static void gemtek_pci_mute(struct gemtek_pci *card)
 static void gemtek_pci_unmute(struct gemtek_pci *card)
 {
-        mutex_lock(&card->lock);
        if (card->mute) {
                gemtek_pci_setfrequency(card, card->current_frequency);
                card->mute = false;
        }
-        mutex_unlock(&card->lock);
 }
 static int gemtek_pci_getsignal(struct gemtek_pci *card)
diff --git a/drivers/media/video/davinci/vpif_display.c b/drivers/media/video/davinci/vpif_display.c
index c015da813dda..d14cfb200ed0 100644
--- a/drivers/media/video/davinci/vpif_display.c
+++ b/drivers/media/video/davinci/vpif_display.c
@@ -1426,7 +1426,6 @@ static __init int vpif_probe(struct platform_device *pdev)
        struct vpif_display_config *config;
        int i, j = 0, k, q, m, err = 0;
        struct i2c_adapter *i2c_adap;
-        struct vpif_config *config;
        struct common_obj *common;
        struct channel_obj *ch;
        struct video_device *vfd;
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index bdb249bd9d5d..c0fd5c6feeac 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -1584,8 +1584,8 @@ struct em28xx_board em28xx_boards[] = {
        [EM2870_BOARD_REDDO_DVB_C_USB_BOX] = {
                .name          = "Reddo DVB-C USB TV Box",
                .tuner_type    = TUNER_ABSENT,
+                .tuner_gpio    = reddo_dvb_c_usb_box,
                .has_dvb       = 1,
-                .dvb_gpio      = reddo_dvb_c_usb_box,
        },
 };
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index 5f37952c75cf..72802291e812 100644
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -28,6 +28,7 @@
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 #include <linux/time.h>
 #include <linux/version.h>
 #include <linux/videodev2.h>
diff --git a/drivers/media/video/mx3_camera.c b/drivers/media/video/mx3_camera.c
index dff2e5e2d8c6..7db82bdf6f31 100644
--- a/drivers/media/video/mx3_camera.c
+++ b/drivers/media/video/mx3_camera.c
@@ -17,6 +17,7 @@
 #include <linux/clk.h>
 #include <linux/vmalloc.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index 2f78b4f263f5..9c8b7c7b89ee 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -31,6 +31,7 @@
 #include <linux/platform_device.h>
 #include <linux/videodev2.h>
 #include <linux/pm_runtime.h>
+#include <linux/sched.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
@@ -1723,11 +1724,12 @@ static int __devinit sh_mobile_ceu_probe(struct platform_device *pdev)
        err = soc_camera_host_register(&pcdev->ici);
        if (err)
-                goto exit_free_irq;
+                goto exit_free_clk;
        return 0;
-exit_free_irq:
+exit_free_clk:
+        pm_runtime_disable(&pdev->dev);
        free_irq(pcdev->irq, pcdev);
 exit_release_mem:
        if (platform_get_resource(pdev, IORESOURCE_MEM, 1))
@@ -1747,6 +1749,7 @@ static int __devexit sh_mobile_ceu_remove(struct platform_device *pdev)
                                        struct sh_mobile_ceu_dev, ici);
        soc_camera_host_unregister(soc_host);
+        pm_runtime_disable(&pdev->dev);
        free_irq(pcdev->irq, pcdev);
        if (platform_get_resource(pdev, IORESOURCE_MEM, 1))
                dma_release_declared_memory(&pdev->dev);
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index 36e617bd13c7..95fdeb23c2c1 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -1097,6 +1097,13 @@ static int default_s_crop(struct soc_camera_device *icd, struct v4l2_crop *a)
        return v4l2_subdev_call(sd, video, s_crop, a);
 }
+static void soc_camera_device_init(struct device *dev, void *pdata)
+{
+        dev->platform_data      = pdata;
+        dev->bus                = &soc_camera_bus_type;
+        dev->release            = dummy_release;
+}
 int soc_camera_host_register(struct soc_camera_host *ici)
 {
        struct soc_camera_host *ix;
@@ -1158,6 +1165,7 @@ void soc_camera_host_unregister(struct soc_camera_host *ici)
        list_for_each_entry(icd, &devices, list) {
                if (icd->iface == ici->nr) {
+                        void *pdata = icd->dev.platform_data;
                        /* The bus->remove will be called */
                        device_unregister(&icd->dev);
                        /*
@@ -1169,6 +1177,7 @@ void soc_camera_host_unregister(struct soc_camera_host *ici)
                         * device private data.
                         */
                        memset(&icd->dev, 0, sizeof(icd->dev));
+                        soc_camera_device_init(&icd->dev, pdata);
                }
        }
@@ -1200,10 +1209,7 @@ static int soc_camera_device_register(struct soc_camera_device *icd)
                 * man, stay reasonable... */
                return -ENOMEM;
-        icd->devnum = num;
+        icd->devnum             = num;
-        icd->dev.bus = &soc_camera_bus_type;
-        icd->dev.release        = dummy_release;
        icd->use_count          = 0;
        icd->host_priv          = NULL;
        mutex_init(&icd->video_lock);
@@ -1311,12 +1317,13 @@ static int __devinit soc_camera_pdrv_probe(struct platform_device *pdev)
        icd->iface = icl->bus_id;
        icd->pdev = &pdev->dev;
        platform_set_drvdata(pdev, icd);
-        icd->dev.platform_data = icl;
        ret = soc_camera_device_register(icd);
        if (ret < 0)
                goto escdevreg;
+        soc_camera_device_init(&icd->dev, icl);
        icd->user_width         = DEFAULT_WIDTH;
        icd->user_height        = DEFAULT_HEIGHT;
diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c
index 635ffc7b0391..c3065c4bcba9 100644
--- a/drivers/media/video/videobuf-dma-contig.c
+++ b/drivers/media/video/videobuf-dma-contig.c
@@ -19,6 +19,7 @@
 #include <linux/mm.h>
 #include <linux/pagemap.h>
 #include <linux/dma-mapping.h>
+#include <linux/sched.h>
 #include <media/videobuf-dma-contig.h>
 struct videobuf_dma_contig_memory {
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index e5f8fc164fd3..b952ebc7a78b 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -609,6 +609,9 @@ int __init check_zero_address(void)
                                     dmi_get_system_info(DMI_BIOS_VENDOR),
                                     dmi_get_system_info(DMI_BIOS_VERSION),
                                     dmi_get_system_info(DMI_PRODUCT_VERSION));
+#ifdef CONFIG_DMAR
+                                dmar_disabled = 1;
+#endif
                                return 0;
                        }
                        break;
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 0a8f735f6c4a..ab64522aaa64 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
 */
 #undef START_IN_KERNEL_MODE
-#define DRV_VER "0.5.17"
+#define DRV_VER "0.5.18"
 /*
 * According to the Atom N270 datasheet,
@@ -61,7 +61,7 @@
 * measured by the on-die thermal monitor are within 0 <= Tj <= 90. So,
 * assume 89°C is critical temperature.
 */
-#define ACERHDF_TEMP_CRIT 89
+#define ACERHDF_TEMP_CRIT 89000
 #define ACERHDF_FAN_OFF 0
 #define ACERHDF_FAN_AUTO 1
@@ -69,7 +69,7 @@
 * No matter what value the user puts into the fanon variable, turn on the fan
 * at 80 degree Celsius to prevent hardware damage
 */
-#define ACERHDF_MAX_FANON 80
+#define ACERHDF_MAX_FANON 80000
 /*
 * Maximum interval between two temperature checks is 15 seconds, as the die
@@ -85,8 +85,8 @@ static int kernelmode;
 #endif
 static unsigned int interval = 10;
-static unsigned int fanon = 63;
+static unsigned int fanon = 63000;
-static unsigned int fanoff = 58;
+static unsigned int fanoff = 58000;
 static unsigned int verbose;
 static unsigned int fanstate = ACERHDF_FAN_AUTO;
 static char force_bios[16];
@@ -171,7 +171,7 @@ static int acerhdf_get_temp(int *temp)
        if (ec_read(bios_cfg->tempreg, &read_temp))
                return -EINVAL;
-        *temp = read_temp;
+        *temp = read_temp * 1000;
        return 0;
 }
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index d93108d148fc..a848c7e20aeb 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1680,36 +1680,48 @@ static void tpacpi_remove_driver_attributes(struct device_driver *drv)
                          | (__bv1) << 8 | (__bv2) }
 #define TPV_Q_X(__v, __bid1, __bid2, __bv1, __bv2,      \
-                __eid1, __eid2, __ev1, __ev2)           \
+                __eid, __ev1, __ev2)                    \
        { .vendor       = (__v),                        \
          .bios         = TPID(__bid1, __bid2),         \
-          .ec           = TPID(__eid1, __eid2),         \
+          .ec           = __eid,                        \
          .quirks       = (__ev1) << 24 | (__ev2) << 16 \
                          | (__bv1) << 8 | (__bv2) }
 #define TPV_QI0(__id1, __id2, __bv1, __bv2) \
        TPV_Q(PCI_VENDOR_ID_IBM, __id1, __id2, __bv1, __bv2)
+/* Outdated IBM BIOSes often lack the EC id string */
 #define TPV_QI1(__id1, __id2, __bv1, __bv2, __ev1, __ev2) \
        TPV_Q_X(PCI_VENDOR_ID_IBM, __id1, __id2,        \
-                __bv1, __bv2, __id1, __id2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__id1, __id2),       \
+                __ev1, __ev2),                          \
+        TPV_Q_X(PCI_VENDOR_ID_IBM, __id1, __id2,        \
+                __bv1, __bv2, TPACPI_MATCH_UNKNOWN,     \
+                __ev1, __ev2)
+/* Outdated IBM BIOSes often lack the EC id string */
 #define TPV_QI2(__bid1, __bid2, __bv1, __bv2,           \
                __eid1, __eid2, __ev1, __ev2)           \
        TPV_Q_X(PCI_VENDOR_ID_IBM, __bid1, __bid2,      \
-                __bv1, __bv2, __eid1, __eid2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__eid1, __eid2),     \
+                __ev1, __ev2),                          \
+        TPV_Q_X(PCI_VENDOR_ID_IBM, __bid1, __bid2,      \
+                __bv1, __bv2, TPACPI_MATCH_UNKNOWN,     \
+                __ev1, __ev2)
 #define TPV_QL0(__id1, __id2, __bv1, __bv2) \
        TPV_Q(PCI_VENDOR_ID_LENOVO, __id1, __id2, __bv1, __bv2)
 #define TPV_QL1(__id1, __id2, __bv1, __bv2, __ev1, __ev2) \
        TPV_Q_X(PCI_VENDOR_ID_LENOVO, __id1, __id2,     \
-                __bv1, __bv2, __id1, __id2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__id1, __id2),       \
+                __ev1, __ev2)
 #define TPV_QL2(__bid1, __bid2, __bv1, __bv2,           \
                __eid1, __eid2, __ev1, __ev2)           \
        TPV_Q_X(PCI_VENDOR_ID_LENOVO, __bid1, __bid2,   \
-                __bv1, __bv2, __eid1, __eid2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__eid1, __eid2),     \
+                __ev1, __ev2)
 static const struct tpacpi_quirk tpacpi_bios_version_qtable[] __initconst = {
        /*  Numeric models ------------------ */
@@ -6313,7 +6325,7 @@ static int brightness_write(char *buf)
         * Doing it this way makes the syscall restartable in case of EINTR
         */
        rc = brightness_set(level);
-        return (rc == -EINTR)? ERESTARTSYS : rc;
+        return (rc == -EINTR)? -ERESTARTSYS : rc;
 }
 static struct ibm_struct brightness_driver_data = {
diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/go7007/s2250-board.c
index 8c85a9c3665a..f4a6541c3e60 100644
--- a/drivers/staging/go7007/s2250-board.c
+++ b/drivers/staging/go7007/s2250-board.c
@@ -261,7 +261,7 @@ static int read_reg_fp(struct i2c_client *client, u16 addr, u16 *val)
        memset(buf, 0xcd, 6);
        usb = go->hpi_context;
-        if (down_interruptible(&usb->i2c_lock) != 0) {
+        if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
                printk(KERN_INFO "i2c lock failed\n");
                kfree(buf);
                return -EINTR;
@@ -270,7 +270,7 @@ static int read_reg_fp(struct i2c_client *client, u16 addr, u16 *val)
                kfree(buf);
                return -EFAULT;
        }
-        up(&usb->i2c_lock);
+        mutex_unlock(&usb->i2c_lock);
        *val = (buf[0] << 8) | buf[1];
        kfree(buf);
diff --git a/drivers/staging/go7007/s2250-loader.h b/drivers/staging/go7007/s2250-loader.h
new file mode 100644
index 000000000000..b7c301af16cc
--- /dev/null
+++ b/drivers/staging/go7007/s2250-loader.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2005-2006 Micronas USA Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ */
+#ifndef _S2250_LOADER_H_
+#define _S2250_LOADER_H_
+extern int s2250loader_init(void);
+extern void s2250loader_cleanup(void);
+#endif
diff --git a/drivers/staging/octeon/ethernet-mdio.c b/drivers/staging/octeon/ethernet-mdio.c
index 42230e62a222..31a58e508924 100644
--- a/drivers/staging/octeon/ethernet-mdio.c
+++ b/drivers/staging/octeon/ethernet-mdio.c
@@ -170,7 +170,7 @@ static u32 cvm_oct_get_link(struct net_device *dev)
        return ret;
 }
-struct const ethtool_ops cvm_oct_ethtool_ops = {
+const struct ethtool_ops cvm_oct_ethtool_ops = {
        .get_drvinfo = cvm_oct_get_drvinfo,
        .get_settings = cvm_oct_get_settings,
        .set_settings = cvm_oct_set_settings,
diff --git a/drivers/staging/octeon/ethernet-spi.c b/drivers/staging/octeon/ethernet-spi.c
index 66190b0cb68f..00dc0f4bad19 100644
--- a/drivers/staging/octeon/ethernet-spi.c
+++ b/drivers/staging/octeon/ethernet-spi.c
@@ -317,6 +317,6 @@ void cvm_oct_spi_uninit(struct net_device *dev)
                        cvmx_write_csr(CVMX_SPXX_INT_MSK(interface), 0);
                        cvmx_write_csr(CVMX_STXX_INT_MSK(interface), 0);
                }
-                free_irq(8 + 46, &number_spi_ports);
+                free_irq(OCTEON_IRQ_RML, &number_spi_ports);
        }
 }
diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
index b8479517dce2..492c5029992d 100644
--- a/drivers/staging/octeon/ethernet.c
+++ b/drivers/staging/octeon/ethernet.c
@@ -111,6 +111,16 @@ MODULE_PARM_DESC(disable_core_queueing, "\n"
        "\tallows packets to be sent without lock contention in the packet\n"
        "\tscheduler resulting in some cases in improved throughput.\n");
+/*
+ * The offset from mac_addr_base that should be used for the next port
+ * that is configured.  By convention, if any mgmt ports exist on the
+ * chip, they get the first mac addresses, The ports controlled by
+ * this driver are numbered sequencially following any mgmt addresses
+ * that may exist.
+ */
+static unsigned int cvm_oct_mac_addr_offset;
 /**
 * Periodic timer to check auto negotiation
 */
@@ -474,16 +484,30 @@ static int cvm_oct_common_set_mac_address(struct net_device *dev, void *addr)
 */
 int cvm_oct_common_init(struct net_device *dev)
 {
-        static int count;
-        char mac[8] = { 0x00, 0x00,
-                octeon_bootinfo->mac_addr_base[0],
-                octeon_bootinfo->mac_addr_base[1],
-                octeon_bootinfo->mac_addr_base[2],
-                octeon_bootinfo->mac_addr_base[3],
-                octeon_bootinfo->mac_addr_base[4],
-                octeon_bootinfo->mac_addr_base[5] + count
-        };
        struct octeon_ethernet *priv = netdev_priv(dev);
+        struct sockaddr sa;
+        u64 mac = ((u64)(octeon_bootinfo->mac_addr_base[0] & 0xff) << 40) |
+                ((u64)(octeon_bootinfo->mac_addr_base[1] & 0xff) << 32) |
+                ((u64)(octeon_bootinfo->mac_addr_base[2] & 0xff) << 24) |
+                ((u64)(octeon_bootinfo->mac_addr_base[3] & 0xff) << 16) |
+                ((u64)(octeon_bootinfo->mac_addr_base[4] & 0xff) << 8) |
+                (u64)(octeon_bootinfo->mac_addr_base[5] & 0xff);
+        mac += cvm_oct_mac_addr_offset;
+        sa.sa_data[0] = (mac >> 40) & 0xff;
+        sa.sa_data[1] = (mac >> 32) & 0xff;
+        sa.sa_data[2] = (mac >> 24) & 0xff;
+        sa.sa_data[3] = (mac >> 16) & 0xff;
+        sa.sa_data[4] = (mac >> 8) & 0xff;
+        sa.sa_data[5] = mac & 0xff;
+        if (cvm_oct_mac_addr_offset >= octeon_bootinfo->mac_addr_count)
+                printk(KERN_DEBUG "%s: Using MAC outside of the assigned range:"
+                        " %02x:%02x:%02x:%02x:%02x:%02x\n", dev->name,
+                        sa.sa_data[0] & 0xff, sa.sa_data[1] & 0xff,
+                        sa.sa_data[2] & 0xff, sa.sa_data[3] & 0xff,
+                        sa.sa_data[4] & 0xff, sa.sa_data[5] & 0xff);
+        cvm_oct_mac_addr_offset++;
        /*
         * Force the interface to use the POW send if always_use_pow
@@ -496,14 +520,12 @@ int cvm_oct_common_init(struct net_device *dev)
        if (priv->queue != -1 && USE_HW_TCPUDP_CHECKSUM)
                dev->features |= NETIF_F_IP_CSUM;
-        count++;
        /* We do our own locking, Linux doesn't need to */
        dev->features |= NETIF_F_LLTX;
        SET_ETHTOOL_OPS(dev, &cvm_oct_ethtool_ops);
        cvm_oct_mdio_setup_device(dev);
-        dev->netdev_ops->ndo_set_mac_address(dev, mac);
+        dev->netdev_ops->ndo_set_mac_address(dev, &sa);
        dev->netdev_ops->ndo_change_mtu(dev, dev->mtu);
        /*
@@ -620,6 +642,13 @@ static int __init cvm_oct_init_module(void)
        pr_notice("cavium-ethernet %s\n", OCTEON_ETHERNET_VERSION);
+        if (OCTEON_IS_MODEL(OCTEON_CN52XX))
+                cvm_oct_mac_addr_offset = 2; /* First two are the mgmt ports. */
+        else if (OCTEON_IS_MODEL(OCTEON_CN56XX))
+                cvm_oct_mac_addr_offset = 1; /* First one is the mgmt port. */
+        else
+                cvm_oct_mac_addr_offset = 0;
        cvm_oct_proc_initialize();
        cvm_oct_rx_initialize();
        cvm_oct_configure_common_hw();