67 files changed, 1206 insertions, 662 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 233a222752c0..4f8760d7b7a7 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -688,6 +688,7 @@ config ARCH_DAVINCI
         select HAVE_IDE
         select COMMON_CLKDEV
         select GENERIC_ALLOCATOR
+        select ARCH_HAS_HOLES_MEMORYMODEL
         help
           Support for TI's DaVinci platform.
 
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c
index a9b650dcc172..077ecf4fecda 100644
--- a/arch/arm/mach-davinci/board-dm355-evm.c
+++ b/arch/arm/mach-davinci/board-dm355-evm.c
@@ -236,6 +236,7 @@ static struct vpfe_subdev_info vpfe_sub_devs[] = {
 
 static struct vpfe_config vpfe_cfg = {
         .num_subdevs = ARRAY_SIZE(vpfe_sub_devs),
+        .i2c_adapter_id = 1,
         .sub_devs = vpfe_sub_devs,
         .card_name = "DM355 EVM",
         .ccdc = "DM355 CCDC",
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index 289fe1b7d25a..b476395d2cd4 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -192,7 +192,11 @@ static struct davinci_i2c_platform_data i2c_pdata = {
         .bus_delay      = 0     /* usec */,
 };
 
-#ifdef CONFIG_KEYBOARD_DAVINCI
+static int dm365evm_keyscan_enable(struct device *dev)
+{
+        return davinci_cfg_reg(DM365_KEYSCAN);
+}
+
 static unsigned short dm365evm_keymap[] = {
         KEY_KP2,
         KEY_LEFT,
@@ -214,6 +218,7 @@ static unsigned short dm365evm_keymap[] = {
 };
 
 static struct davinci_ks_platform_data dm365evm_ks_data = {
+        .device_enable  = dm365evm_keyscan_enable,
         .keymap         = dm365evm_keymap,
         .keymapsize     = ARRAY_SIZE(dm365evm_keymap),
         .rep            = 1,
@@ -222,7 +227,6 @@ static struct davinci_ks_platform_data dm365evm_ks_data = {
         .interval       = 0x2,
         .matrix_type    = DAVINCI_KEYSCAN_MATRIX_4X4,
 };
-#endif
 
 static int cpld_mmc_get_cd(int module)
 {
@@ -511,10 +515,7 @@ static __init void dm365_evm_init(void)
 
         dm365_init_asp(&dm365_evm_snd_data);
         dm365_init_rtc();
-
-#ifdef CONFIG_KEYBOARD_DAVINCI
         dm365_init_ks(&dm365evm_ks_data);
-#endif
 }
 
 static __init void dm365_evm_irq_init(void)
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index fd0398bc6db3..e9612cf727b7 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -247,6 +247,7 @@ static struct vpfe_subdev_info vpfe_sub_devs[] = {
 
 static struct vpfe_config vpfe_cfg = {
         .num_subdevs = ARRAY_SIZE(vpfe_sub_devs),
+        .i2c_adapter_id = 1,
         .sub_devs = vpfe_sub_devs,
         .card_name = "DM6446 EVM",
         .ccdc = "DM6446 CCDC",
diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
index 52b287cf3a42..37311d1830eb 100644
--- a/arch/arm/mach-davinci/cp_intc.c
+++ b/arch/arm/mach-davinci/cp_intc.c
@@ -81,12 +81,23 @@ static int cp_intc_set_irq_type(unsigned int irq, unsigned int flow_type)
         return 0;
 }
 
+/*
+ * Faking this allows us to to work with suspend functions of
+ * generic drivers which call {enable|disable}_irq_wake for
+ * wake up interrupt sources (eg RTC on DA850).
+ */
+static int cp_intc_set_wake(unsigned int irq, unsigned int on)
+{
+        return 0;
+}
+
 static struct irq_chip cp_intc_irq_chip = {
         .name           = "cp_intc",
         .ack            = cp_intc_ack_irq,
         .mask           = cp_intc_mask_irq,
         .unmask         = cp_intc_unmask_irq,
         .set_type       = cp_intc_set_irq_type,
+        .set_wake       = cp_intc_set_wake,
 };
 
 void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index dd2d32c4ce86..a5105f03fd86 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -481,11 +481,18 @@ static struct platform_device da8xx_rtc_device = {
 
 int da8xx_register_rtc(void)
 {
+        int ret;
+
         /* Unlock the rtc's registers */
         __raw_writel(0x83e70b13, IO_ADDRESS(DA8XX_RTC_BASE + 0x6c));
         __raw_writel(0x95a4f1e0, IO_ADDRESS(DA8XX_RTC_BASE + 0x70));
 
-        return platform_device_register(&da8xx_rtc_device);
+        ret = platform_device_register(&da8xx_rtc_device);
+        if (!ret)
+                /* Atleast on DA850, RTC is a wakeup source */
+                device_init_wakeup(&da8xx_rtc_device.dev, true);
+
+        return ret;
 }
 
 static struct resource da8xx_cpuidle_resources[] = {
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index 2ec619ec1657..f53735cb922e 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -993,7 +993,6 @@ void __init dm365_init_asp(struct snd_platform_data *pdata)
 
 void __init dm365_init_ks(struct davinci_ks_platform_data *pdata)
 {
-        davinci_cfg_reg(DM365_KEYSCAN);
         dm365_ks_device.dev.platform_data = pdata;
         platform_device_register(&dm365_ks_device);
 }
diff --git a/arch/blackfin/include/asm/page.h b/arch/blackfin/include/asm/page.h
index 944a07c6cfd6..1d04e4078340 100644
--- a/arch/blackfin/include/asm/page.h
+++ b/arch/blackfin/include/asm/page.h
@@ -10,4 +10,9 @@
 #include <asm-generic/page.h>
 #define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)
 
+#define VM_DATA_DEFAULT_FLAGS \
+        (VM_READ | VM_WRITE | \
+        ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \
+                 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
 #endif
diff --git a/arch/frv/include/asm/page.h b/arch/frv/include/asm/page.h
index 25c6a5002355..8c97068ac8fc 100644
--- a/arch/frv/include/asm/page.h
+++ b/arch/frv/include/asm/page.h
@@ -63,12 +63,10 @@ extern unsigned long max_pfn;
 #define virt_addr_valid(kaddr)  pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
 
 
-#ifdef CONFIG_MMU
 #define VM_DATA_DEFAULT_FLAGS \
         (VM_READ | VM_WRITE | \
         ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \
                  VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#endif
 
 #endif /* __ASSEMBLY__ */
 
diff --git a/drivers/gpu/drm/ati_pcigart.c b/drivers/gpu/drm/ati_pcigart.c
index 628eae3e9b83..a1fce68e3bbe 100644
--- a/drivers/gpu/drm/ati_pcigart.c
+++ b/drivers/gpu/drm/ati_pcigart.c
@@ -39,8 +39,7 @@ static int drm_ati_alloc_pcigart_table(struct drm_device *dev,
                                        struct drm_ati_pcigart_info *gart_info)
 {
         gart_info->table_handle = drm_pci_alloc(dev, gart_info->table_size,
-                                                PAGE_SIZE,
-                                                gart_info->table_mask);
+                                                PAGE_SIZE);
         if (gart_info->table_handle == NULL)
                 return -ENOMEM;
 
@@ -112,6 +111,13 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
         if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) {
                 DRM_DEBUG("PCI: no table in VRAM: using normal RAM\n");
 
+                if (pci_set_dma_mask(dev->pdev, gart_info->table_mask)) {
+                        DRM_ERROR("fail to set dma mask to 0x%Lx\n",
+                                  gart_info->table_mask);
+                        ret = 1;
+                        goto done;
+                }
+
                 ret = drm_ati_alloc_pcigart_table(dev, gart_info);
                 if (ret) {
                         DRM_ERROR("cannot allocate PCI GART page!\n");
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 3d09e304f6f4..8417cc4c43f1 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -326,7 +326,7 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
                  * As we're limiting the address to 2^32-1 (or less),
                  * casting it down to 32 bits is no problem, but we
                  * need to point to a 64bit variable first. */
-                dmah = drm_pci_alloc(dev, map->size, map->size, 0xffffffffUL);
+                dmah = drm_pci_alloc(dev, map->size, map->size);
                 if (!dmah) {
                         kfree(map);
                         return -ENOMEM;
@@ -885,7 +885,7 @@ int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request)
 
         while (entry->buf_count < count) {
 
-                dmah = drm_pci_alloc(dev, PAGE_SIZE << page_order, 0x1000, 0xfffffffful);
+                dmah = drm_pci_alloc(dev, PAGE_SIZE << page_order, 0x1000);
 
                 if (!dmah) {
                         /* Set count correctly so we free the proper amount. */
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 5c9f79877cbf..defcaf108460 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -911,23 +911,27 @@ static int drm_cvt_modes(struct drm_connector *connector,
         struct drm_device *dev = connector->dev;
         struct cvt_timing *cvt;
         const int rates[] = { 60, 85, 75, 60, 50 };
+        const u8 empty[3] = { 0, 0, 0 };
 
         for (i = 0; i < 4; i++) {
                 int uninitialized_var(width), height;
                 cvt = &(timing->data.other_data.data.cvt[i]);
 
-                height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 8) + 1) * 2;
-                switch (cvt->code[1] & 0xc0) {
+                if (!memcmp(cvt->code, empty, 3))
+                        continue;
+
+                height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
+                switch (cvt->code[1] & 0x0c) {
                 case 0x00:
                         width = height * 4 / 3;
                         break;
-                case 0x40:
+                case 0x04:
                         width = height * 16 / 9;
                         break;
-                case 0x80:
+                case 0x08:
                         width = height * 16 / 10;
                         break;
-                case 0xc0:
+                case 0x0c:
                         width = height * 15 / 9;
                         break;
                 }
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 1b49fa055f4f..100ee48760b7 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -156,7 +156,7 @@ static bool drm_fb_helper_connector_parse_command_line(struct drm_connector *con
                         force = DRM_FORCE_ON;
                         break;
                 case 'D':
-                        if ((connector->connector_type != DRM_MODE_CONNECTOR_DVII) ||
+                        if ((connector->connector_type != DRM_MODE_CONNECTOR_DVII) &&
                             (connector->connector_type != DRM_MODE_CONNECTOR_HDMIB))
                                 force = DRM_FORCE_ON;
                         else
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 577094fb1995..e68ebf92fa2a 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -47,8 +47,7 @@
 /**
  * \brief Allocate a PCI consistent memory block, for DMA.
  */
-drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t align,
-                                dma_addr_t maxaddr)
+drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t align)
 {
         drm_dma_handle_t *dmah;
 #if 1
@@ -63,11 +62,6 @@ drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t ali
         if (align > size)
                 return NULL;
 
-        if (pci_set_dma_mask(dev->pdev, maxaddr) != 0) {
-                DRM_ERROR("Setting pci dma mask failed\n");
-                return NULL;
-        }
-
         dmah = kmalloc(sizeof(drm_dma_handle_t), GFP_KERNEL);
         if (!dmah)
                 return NULL;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 18476bf0b580..9c9998c4dceb 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -272,7 +272,7 @@ static void i915_dump_pages(struct seq_file *m, struct page **pages, int page_co
                 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_atomic(pages[page], KM_USER0);
+                kunmap_atomic(mem, KM_USER0);
         }
 }
 
@@ -386,34 +386,6 @@ out:
         return 0;
 }
 
-static int i915_registers_info(struct seq_file *m, void *data) {
-        struct drm_info_node *node = (struct drm_info_node *) m->private;
-        struct drm_device *dev = node->minor->dev;
-        drm_i915_private_t *dev_priv = dev->dev_private;
-        uint32_t reg;
-
-#define DUMP_RANGE(start, end) \
-        for (reg=start; reg < end; reg += 4) \
-        seq_printf(m, "%08x\t%08x\n", reg, I915_READ(reg));
-
-        DUMP_RANGE(0x00000, 0x00fff);   /* VGA registers */
-        DUMP_RANGE(0x02000, 0x02fff);   /* instruction, memory, interrupt control registers */
-        DUMP_RANGE(0x03000, 0x031ff);   /* FENCE and PPGTT control registers */
-        DUMP_RANGE(0x03200, 0x03fff);   /* frame buffer compression registers */
-        DUMP_RANGE(0x05000, 0x05fff);   /* I/O control registers */
-        DUMP_RANGE(0x06000, 0x06fff);   /* clock control registers */
-        DUMP_RANGE(0x07000, 0x07fff);   /* 3D internal debug registers */
-        DUMP_RANGE(0x07400, 0x088ff);   /* GPE debug registers */
-        DUMP_RANGE(0x0a000, 0x0afff);   /* display palette registers */
-        DUMP_RANGE(0x10000, 0x13fff);   /* MMIO MCHBAR */
-        DUMP_RANGE(0x30000, 0x3ffff);   /* overlay registers */
-        DUMP_RANGE(0x60000, 0x6ffff);   /* display engine pipeline registers */
-        DUMP_RANGE(0x70000, 0x72fff);   /* display and cursor registers */
-        DUMP_RANGE(0x73000, 0x73fff);   /* performance counters */
-
-        return 0;
-}
-
 static int
 i915_wedged_open(struct inode *inode,
                  struct file *filp)
@@ -519,7 +491,6 @@ static int i915_wedged_create(struct dentry *root, struct drm_minor *minor)
 }
 
 static struct drm_info_list i915_debugfs_list[] = {
-        {"i915_regs", i915_registers_info, 0},
         {"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST},
         {"i915_gem_flushing", i915_gem_object_list_info, 0, (void *) FLUSHING_LIST},
         {"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST},
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 701bfeac7f57..bbe47812e4b6 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -123,7 +123,7 @@ static int i915_init_phys_hws(struct drm_device *dev)
         drm_i915_private_t *dev_priv = dev->dev_private;
         /* Program Hardware Status Page */
         dev_priv->status_page_dmah =
-                drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, 0xffffffff);
+                drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE);
 
         if (!dev_priv->status_page_dmah) {
                 DRM_ERROR("Can not allocate hardware status page\n");
@@ -813,9 +813,13 @@ static int i915_getparam(struct drm_device *dev, void *data,
         case I915_PARAM_HAS_PAGEFLIPPING:
                 value = 1;
                 break;
+        case I915_PARAM_HAS_EXECBUF2:
+                /* depends on GEM */
+                value = dev_priv->has_gem;
+                break;
         default:
                 DRM_DEBUG_DRIVER("Unknown parameter %d\n",
-                                        param->param);
+                                 param->param);
                 return -EINVAL;
         }
 
@@ -1117,7 +1121,8 @@ static void i915_setup_compression(struct drm_device *dev, int size)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_mm_node *compressed_fb, *compressed_llb;
-        unsigned long cfb_base, ll_base;
+        unsigned long cfb_base;
+        unsigned long ll_base = 0;
 
         /* Leave 1M for line length buffer & misc. */
         compressed_fb = drm_mm_search_free(&dev_priv->vram, size, 4096, 0);
@@ -1200,14 +1205,6 @@ static int i915_load_modeset_init(struct drm_device *dev,
         dev->mode_config.fb_base = drm_get_resource_start(dev, fb_bar) &
                 0xff000000;
 
-        if (IS_MOBILE(dev) || IS_I9XX(dev))
-                dev_priv->cursor_needs_physical = true;
-        else
-                dev_priv->cursor_needs_physical = false;
-
-        if (IS_I965G(dev) || IS_G33(dev))
-                dev_priv->cursor_needs_physical = false;
-
         /* Basic memrange allocator for stolen space (aka vram) */
         drm_mm_init(&dev_priv->vram, 0, prealloc_size);
         DRM_INFO("set up %ldM of stolen space\n", prealloc_size / (1024*1024));
@@ -1257,6 +1254,8 @@ static int i915_load_modeset_init(struct drm_device *dev,
         if (ret)
                 goto destroy_ringbuffer;
 
+        intel_modeset_init(dev);
+
         ret = drm_irq_install(dev);
         if (ret)
                 goto destroy_ringbuffer;
@@ -1271,8 +1270,6 @@ static int i915_load_modeset_init(struct drm_device *dev,
 
         I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
 
-        intel_modeset_init(dev);
-
         drm_helper_initial_config(dev);
 
         return 0;
@@ -1360,7 +1357,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
         resource_size_t base, size;
-        int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
+        int ret = 0, mmio_bar;
         uint32_t agp_size, prealloc_size, prealloc_start;
 
         /* i915 has 4 more counters */
@@ -1376,8 +1373,10 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
         dev->dev_private = (void *)dev_priv;
         dev_priv->dev = dev;
+        dev_priv->info = (struct intel_device_info *) flags;
 
         /* Add register map (needed for suspend/resume) */
+        mmio_bar = IS_I9XX(dev) ? 0 : 1;
         base = drm_get_resource_start(dev, mmio_bar);
         size = drm_get_resource_len(dev, mmio_bar);
 
@@ -1652,6 +1651,7 @@ struct drm_ioctl_desc i915_ioctls[] = {
         DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_INIT, i915_gem_init_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH),
+        DRM_IOCTL_DEF(DRM_I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH),
         DRM_IOCTL_DEF(DRM_I915_GEM_PIN, i915_gem_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_UNPIN, i915_gem_unpin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH),
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 24286ca168fc..2ffffd7ae09a 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -33,7 +33,6 @@
 #include "i915_drm.h"
 #include "i915_drv.h"
 
-#include "drm_pciids.h"
 #include <linux/console.h>
 #include "drm_crtc_helper.h"
 
@@ -48,8 +47,124 @@ module_param_named(powersave, i915_powersave, int, 0400);
 
 static struct drm_driver driver;
 
-static struct pci_device_id pciidlist[] = {
-        i915_PCI_IDS
+#define INTEL_VGA_DEVICE(id, info) {            \
+        .class = PCI_CLASS_DISPLAY_VGA << 8,    \
+        .class_mask = 0xffff00,                 \
+        .vendor = 0x8086,                       \
+        .device = id,                           \
+        .subvendor = PCI_ANY_ID,                \
+        .subdevice = PCI_ANY_ID,                \
+        .driver_data = (unsigned long) info }
+
+const static struct intel_device_info intel_i830_info = {
+        .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1,
+};
+
+const static struct intel_device_info intel_845g_info = {
+        .is_i8xx = 1,
+};
+
+const static struct intel_device_info intel_i85x_info = {
+        .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1,
+};
+
+const static struct intel_device_info intel_i865g_info = {
+        .is_i8xx = 1,
+};
+
+const static struct intel_device_info intel_i915g_info = {
+        .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1,
+};
+const static struct intel_device_info intel_i915gm_info = {
+        .is_i9xx = 1,  .is_mobile = 1, .has_fbc = 1,
+        .cursor_needs_physical = 1,
+};
+const static struct intel_device_info intel_i945g_info = {
+        .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1,
+};
+const static struct intel_device_info intel_i945gm_info = {
+        .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1, .has_fbc = 1,
+        .has_hotplug = 1, .cursor_needs_physical = 1,
+};
+
+const static struct intel_device_info intel_i965g_info = {
+        .is_i965g = 1, .is_i9xx = 1, .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_i965gm_info = {
+        .is_i965g = 1, .is_mobile = 1, .is_i965gm = 1, .is_i9xx = 1,
+        .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_g33_info = {
+        .is_g33 = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_g45_info = {
+        .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_gm45_info = {
+        .is_i965g = 1, .is_mobile = 1, .is_g4x = 1, .is_i9xx = 1,
+        .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_pineview_info = {
+        .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_ironlake_d_info = {
+        .is_ironlake = 1, .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_ironlake_m_info = {
+        .is_ironlake = 1, .is_mobile = 1, .is_i965g = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_rc6 = 1,
+        .has_hotplug = 1,
+};
+
+const static struct pci_device_id pciidlist[] = {
+        INTEL_VGA_DEVICE(0x3577, &intel_i830_info),
+        INTEL_VGA_DEVICE(0x2562, &intel_845g_info),
+        INTEL_VGA_DEVICE(0x3582, &intel_i85x_info),
+        INTEL_VGA_DEVICE(0x35e8, &intel_i85x_info),
+        INTEL_VGA_DEVICE(0x2572, &intel_i865g_info),
+        INTEL_VGA_DEVICE(0x2582, &intel_i915g_info),
+        INTEL_VGA_DEVICE(0x258a, &intel_i915g_info),
+        INTEL_VGA_DEVICE(0x2592, &intel_i915gm_info),
+        INTEL_VGA_DEVICE(0x2772, &intel_i945g_info),
+        INTEL_VGA_DEVICE(0x27a2, &intel_i945gm_info),
+        INTEL_VGA_DEVICE(0x27ae, &intel_i945gm_info),
+        INTEL_VGA_DEVICE(0x2972, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x2982, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x2992, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x29a2, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x29b2, &intel_g33_info),
+        INTEL_VGA_DEVICE(0x29c2, &intel_g33_info),
+        INTEL_VGA_DEVICE(0x29d2, &intel_g33_info),
+        INTEL_VGA_DEVICE(0x2a02, &intel_i965gm_info),
+        INTEL_VGA_DEVICE(0x2a12, &intel_i965gm_info),
+        INTEL_VGA_DEVICE(0x2a42, &intel_gm45_info),
+        INTEL_VGA_DEVICE(0x2e02, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e12, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e22, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e32, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e42, &intel_g45_info),
+        INTEL_VGA_DEVICE(0xa001, &intel_pineview_info),
+        INTEL_VGA_DEVICE(0xa011, &intel_pineview_info),
+        INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info),
+        INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info),
+        {0, 0, 0}
 };
 
 #if defined(CONFIG_DRM_I915_KMS)
@@ -284,6 +399,52 @@ i915_pci_resume(struct pci_dev *pdev)
         return i915_resume(dev);
 }
 
+static int
+i915_pm_suspend(struct device *dev)
+{
+        return i915_pci_suspend(to_pci_dev(dev), PMSG_SUSPEND);
+}
+
+static int
+i915_pm_resume(struct device *dev)
+{
+        return i915_pci_resume(to_pci_dev(dev));
+}
+
+static int
+i915_pm_freeze(struct device *dev)
+{
+        return i915_pci_suspend(to_pci_dev(dev), PMSG_FREEZE);
+}
+
+static int
+i915_pm_thaw(struct device *dev)
+{
+        /* thaw during hibernate, do nothing! */
+        return 0;
+}
+
+static int
+i915_pm_poweroff(struct device *dev)
+{
+        return i915_pci_suspend(to_pci_dev(dev), PMSG_HIBERNATE);
+}
+
+static int
+i915_pm_restore(struct device *dev)
+{
+        return i915_pci_resume(to_pci_dev(dev));
+}
+
+const struct dev_pm_ops i915_pm_ops = {
+     .suspend = i915_pm_suspend,
+     .resume = i915_pm_resume,
+     .freeze = i915_pm_freeze,
+     .thaw = i915_pm_thaw,
+     .poweroff = i915_pm_poweroff,
+     .restore = i915_pm_restore,
+};
+
 static struct vm_operations_struct i915_gem_vm_ops = {
         .fault = i915_gem_fault,
         .open = drm_gem_vm_open,
@@ -303,8 +464,6 @@ static struct drm_driver driver = {
         .lastclose = i915_driver_lastclose,
         .preclose = i915_driver_preclose,
         .postclose = i915_driver_postclose,
-        .suspend = i915_suspend,
-        .resume = i915_resume,
         .device_is_agp = i915_driver_device_is_agp,
         .enable_vblank = i915_enable_vblank,
         .disable_vblank = i915_disable_vblank,
@@ -344,10 +503,7 @@ static struct drm_driver driver = {
                  .id_table = pciidlist,
                  .probe = i915_pci_probe,
                  .remove = i915_pci_remove,
-#ifdef CONFIG_PM
-                 .resume = i915_pci_resume,
-                 .suspend = i915_pci_suspend,
-#endif
+                 .driver.pm = &i915_pm_ops,
         },
 
         .name = DRIVER_NAME,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index fbecac72f5bb..29dd67626967 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -172,9 +172,31 @@ struct drm_i915_display_funcs {
 
 struct intel_overlay;
 
+struct intel_device_info {
+        u8 is_mobile : 1;
+        u8 is_i8xx : 1;
+        u8 is_i915g : 1;
+        u8 is_i9xx : 1;
+        u8 is_i945gm : 1;
+        u8 is_i965g : 1;
+        u8 is_i965gm : 1;
+        u8 is_g33 : 1;
+        u8 need_gfx_hws : 1;
+        u8 is_g4x : 1;
+        u8 is_pineview : 1;
+        u8 is_ironlake : 1;
+        u8 has_fbc : 1;
+        u8 has_rc6 : 1;
+        u8 has_pipe_cxsr : 1;
+        u8 has_hotplug : 1;
+        u8 cursor_needs_physical : 1;
+};
+
 typedef struct drm_i915_private {
         struct drm_device *dev;
 
+        const struct intel_device_info *info;
+
         int has_gem;
 
         void __iomem *regs;
@@ -232,8 +254,6 @@ typedef struct drm_i915_private {
         int hangcheck_count;
         uint32_t last_acthd;
 
-        bool cursor_needs_physical;
-
         struct drm_mm vram;
 
         unsigned long cfb_size;
@@ -287,8 +307,6 @@ typedef struct drm_i915_private {
         u32 saveDSPACNTR;
         u32 saveDSPBCNTR;
         u32 saveDSPARB;
-        u32 saveRENDERSTANDBY;
-        u32 savePWRCTXA;
         u32 saveHWS;
         u32 savePIPEACONF;
         u32 savePIPEBCONF;
@@ -561,6 +579,7 @@ typedef struct drm_i915_private {
         u16 orig_clock;
         int child_dev_num;
         struct child_device_config *child_dev;
+        struct drm_connector *int_lvds_connector;
 } drm_i915_private_t;
 
 /** driver private structure attached to each drm_gem_object */
@@ -794,6 +813,8 @@ int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data,
                              struct drm_file *file_priv);
 int i915_gem_execbuffer(struct drm_device *dev, void *data,
                         struct drm_file *file_priv);
+int i915_gem_execbuffer2(struct drm_device *dev, void *data,
+                         struct drm_file *file_priv);
 int i915_gem_pin_ioctl(struct drm_device *dev, void *data,
                        struct drm_file *file_priv);
 int i915_gem_unpin_ioctl(struct drm_device *dev, void *data,
@@ -860,6 +881,9 @@ void i915_gem_shrinker_exit(void);
 void i915_gem_detect_bit_6_swizzle(struct drm_device *dev);
 void i915_gem_object_do_bit_17_swizzle(struct drm_gem_object *obj);
 void i915_gem_object_save_bit_17_swizzle(struct drm_gem_object *obj);
+bool i915_tiling_ok(struct drm_device *dev, int stride, int size,
+                    int tiling_mode);
+bool i915_obj_fenceable(struct drm_device *dev, struct drm_gem_object *obj);
 
 /* i915_gem_debug.c */
 void i915_gem_dump_object(struct drm_gem_object *obj, int len,
@@ -982,67 +1006,33 @@ extern void g4x_disable_fbc(struct drm_device *dev);
 extern int i915_wrap_ring(struct drm_device * dev);
 extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 
-#define IS_I830(dev) ((dev)->pci_device == 0x3577)
-#define IS_845G(dev) ((dev)->pci_device == 0x2562)
-#define IS_I85X(dev) ((dev)->pci_device == 0x3582)
-#define IS_I865G(dev) ((dev)->pci_device == 0x2572)
-#define IS_I8XX(dev) (IS_I830(dev) || IS_845G(dev) || IS_I85X(dev) || IS_I865G(dev))
-
-#define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 0x258a)
-#define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
-#define IS_I945G(dev) ((dev)->pci_device == 0x2772)
-#define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\
-                        (dev)->pci_device == 0x27AE)
-#define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \
-                       (dev)->pci_device == 0x2982 || \
-                       (dev)->pci_device == 0x2992 || \
-                       (dev)->pci_device == 0x29A2 || \
-                       (dev)->pci_device == 0x2A02 || \
-                       (dev)->pci_device == 0x2A12 || \
-                       (dev)->pci_device == 0x2A42 || \
-                       (dev)->pci_device == 0x2E02 || \
-                       (dev)->pci_device == 0x2E12 || \
-                       (dev)->pci_device == 0x2E22 || \
-                       (dev)->pci_device == 0x2E32 || \
-                       (dev)->pci_device == 0x2E42 || \
-                       (dev)->pci_device == 0x0042 || \
-                       (dev)->pci_device == 0x0046)
-
-#define IS_I965GM(dev) ((dev)->pci_device == 0x2A02 || \
-                        (dev)->pci_device == 0x2A12)
-
-#define IS_GM45(dev) ((dev)->pci_device == 0x2A42)
-
-#define IS_G4X(dev) ((dev)->pci_device == 0x2E02 || \
-                     (dev)->pci_device == 0x2E12 || \
-                     (dev)->pci_device == 0x2E22 || \
-                     (dev)->pci_device == 0x2E32 || \
-                     (dev)->pci_device == 0x2E42 || \
-                     IS_GM45(dev))
-
-#define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001)
-#define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011)
-#define IS_PINEVIEW(dev) (IS_PINEVIEW_G(dev) || IS_PINEVIEW_M(dev))
-
-#define IS_G33(dev)    ((dev)->pci_device == 0x29C2 ||  \
-                        (dev)->pci_device == 0x29B2 ||  \
-                        (dev)->pci_device == 0x29D2 ||  \
-                        (IS_PINEVIEW(dev)))
-
+#define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info)
+
+#define IS_I830(dev)            ((dev)->pci_device == 0x3577)
+#define IS_845G(dev)            ((dev)->pci_device == 0x2562)
+#define IS_I85X(dev)            ((dev)->pci_device == 0x3582)
+#define IS_I865G(dev)           ((dev)->pci_device == 0x2572)
+#define IS_I8XX(dev)            (INTEL_INFO(dev)->is_i8xx)
+#define IS_I915G(dev)           (INTEL_INFO(dev)->is_i915g)
+#define IS_I915GM(dev)          ((dev)->pci_device == 0x2592)
+#define IS_I945G(dev)           ((dev)->pci_device == 0x2772)
+#define IS_I945GM(dev)          (INTEL_INFO(dev)->is_i945gm)
+#define IS_I965G(dev)           (INTEL_INFO(dev)->is_i965g)
+#define IS_I965GM(dev)          (INTEL_INFO(dev)->is_i965gm)
+#define IS_GM45(dev)            ((dev)->pci_device == 0x2A42)
+#define IS_G4X(dev)             (INTEL_INFO(dev)->is_g4x)
+#define IS_PINEVIEW_G(dev)      ((dev)->pci_device == 0xa001)
+#define IS_PINEVIEW_M(dev)      ((dev)->pci_device == 0xa011)
+#define IS_PINEVIEW(dev)        (INTEL_INFO(dev)->is_pineview)
+#define IS_G33(dev)             (INTEL_INFO(dev)->is_g33)
 #define IS_IRONLAKE_D(dev)      ((dev)->pci_device == 0x0042)
 #define IS_IRONLAKE_M(dev)      ((dev)->pci_device == 0x0046)
-#define IS_IRONLAKE(dev)        (IS_IRONLAKE_D(dev) || IS_IRONLAKE_M(dev))
-
-#define IS_I9XX(dev) (IS_I915G(dev) || IS_I915GM(dev) || IS_I945G(dev) || \
-                      IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev) || \
-                      IS_IRONLAKE(dev))
+#define IS_IRONLAKE(dev)        (INTEL_INFO(dev)->is_ironlake)
+#define IS_I9XX(dev)            (INTEL_INFO(dev)->is_i9xx)
+#define IS_MOBILE(dev)          (INTEL_INFO(dev)->is_mobile)
 
-#define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \
-                        IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev) || \
-                        IS_PINEVIEW(dev) || IS_IRONLAKE_M(dev))
+#define I915_NEED_GFX_HWS(dev)  (INTEL_INFO(dev)->need_gfx_hws)
 
-#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev) || \
-                                IS_IRONLAKE(dev))
 /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
  * rows, which changed the alignment requirements and fence programming.
  */
@@ -1054,17 +1044,14 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define SUPPORTS_EDP(dev)               (IS_IRONLAKE_M(dev))
 #define SUPPORTS_TV(dev)                (IS_I9XX(dev) && IS_MOBILE(dev) && \
                                         !IS_IRONLAKE(dev) && !IS_PINEVIEW(dev))
-#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev) || IS_I965G(dev))
+#define I915_HAS_HOTPLUG(dev)            (INTEL_INFO(dev)->has_hotplug)
 /* dsparb controlled by hw only */
 #define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
 
 #define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IRONLAKE(dev))
-#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
-#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && \
-                           (IS_I9XX(dev) || IS_GM45(dev)) && \
-                           !IS_PINEVIEW(dev) && \
-                           !IS_IRONLAKE(dev))
-#define I915_HAS_RC6(dev) (IS_I965GM(dev) || IS_GM45(dev) || IS_IRONLAKE_M(dev))
+#define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr)
+#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
+#define I915_HAS_RC6(dev) (INTEL_INFO(dev)->has_rc6)
 
 #define PRIMARY_RINGBUFFER_SIZE         (128*1024)
 
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 8c463cf2050a..2748609f05b3 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2021,9 +2021,6 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
         /* blow away mappings if mapped through GTT */
         i915_gem_release_mmap(obj);
 
-        if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
-                i915_gem_clear_fence_reg(obj);
-
         /* Move the object to the CPU domain to ensure that
          * any possible CPU writes while it's not in the GTT
          * are flushed when we go to remap it. This will
@@ -2039,6 +2036,10 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
 
         BUG_ON(obj_priv->active);
 
+        /* release the fence reg _after_ flushing */
+        if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
+                i915_gem_clear_fence_reg(obj);
+
         if (obj_priv->agp_mem != NULL) {
                 drm_unbind_agp(obj_priv->agp_mem);
                 drm_free_agp(obj_priv->agp_mem, obj->size / PAGE_SIZE);
@@ -2581,9 +2582,6 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
         bool retry_alloc = false;
         int ret;
 
-        if (dev_priv->mm.suspended)
-                return -EBUSY;
-
         if (obj_priv->madv != I915_MADV_WILLNEED) {
                 DRM_ERROR("Attempting to bind a purgeable object\n");
                 return -EINVAL;
@@ -3198,7 +3196,7 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
 static int
 i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
                                  struct drm_file *file_priv,
-                                 struct drm_i915_gem_exec_object *entry,
+                                 struct drm_i915_gem_exec_object2 *entry,
                                  struct drm_i915_gem_relocation_entry *relocs)
 {
         struct drm_device *dev = obj->dev;
@@ -3206,12 +3204,35 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
         struct drm_i915_gem_object *obj_priv = obj->driver_private;
         int i, ret;
         void __iomem *reloc_page;
+        bool need_fence;
+
+        need_fence = entry->flags & EXEC_OBJECT_NEEDS_FENCE &&
+                     obj_priv->tiling_mode != I915_TILING_NONE;
+
+        /* Check fence reg constraints and rebind if necessary */
+        if (need_fence && !i915_obj_fenceable(dev, obj))
+                i915_gem_object_unbind(obj);
 
         /* Choose the GTT offset for our buffer and put it there. */
         ret = i915_gem_object_pin(obj, (uint32_t) entry->alignment);
         if (ret)
                 return ret;
 
+        /*
+         * Pre-965 chips need a fence register set up in order to
+         * properly handle blits to/from tiled surfaces.
+         */
+        if (need_fence) {
+                ret = i915_gem_object_get_fence_reg(obj);
+                if (ret != 0) {
+                        if (ret != -EBUSY && ret != -ERESTARTSYS)
+                                DRM_ERROR("Failure to install fence: %d\n",
+                                          ret);
+                        i915_gem_object_unpin(obj);
+                        return ret;
+                }
+        }
+
         entry->offset = obj_priv->gtt_offset;
 
         /* Apply the relocations, using the GTT aperture to avoid cache
@@ -3373,7 +3394,7 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
  */
 static int
 i915_dispatch_gem_execbuffer(struct drm_device *dev,
-                              struct drm_i915_gem_execbuffer *exec,
+                              struct drm_i915_gem_execbuffer2 *exec,
                               struct drm_clip_rect *cliprects,
                               uint64_t exec_offset)
 {
@@ -3463,7 +3484,7 @@ i915_gem_ring_throttle(struct drm_device *dev, struct drm_file *file_priv)
 }
 
 static int
-i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
+i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object2 *exec_list,
                               uint32_t buffer_count,
                               struct drm_i915_gem_relocation_entry **relocs)
 {
@@ -3478,8 +3499,10 @@ i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
         }
 
         *relocs = drm_calloc_large(reloc_count, sizeof(**relocs));
-        if (*relocs == NULL)
+        if (*relocs == NULL) {
+                DRM_ERROR("failed to alloc relocs, count %d\n", reloc_count);
                 return -ENOMEM;
+        }
 
         for (i = 0; i < buffer_count; i++) {
                 struct drm_i915_gem_relocation_entry __user *user_relocs;
@@ -3503,7 +3526,7 @@ i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
 }
 
 static int
-i915_gem_put_relocs_to_user(struct drm_i915_gem_exec_object *exec_list,
+i915_gem_put_relocs_to_user(struct drm_i915_gem_exec_object2 *exec_list,
                             uint32_t buffer_count,
                             struct drm_i915_gem_relocation_entry *relocs)
 {
@@ -3536,7 +3559,7 @@ err:
 }
 
 static int
-i915_gem_check_execbuffer (struct drm_i915_gem_execbuffer *exec,
+i915_gem_check_execbuffer (struct drm_i915_gem_execbuffer2 *exec,
                            uint64_t exec_offset)
 {
         uint32_t exec_start, exec_len;
@@ -3589,18 +3612,18 @@ i915_gem_wait_for_pending_flip(struct drm_device *dev,
 }
 
 int
-i915_gem_execbuffer(struct drm_device *dev, void *data,
-                    struct drm_file *file_priv)
+i915_gem_do_execbuffer(struct drm_device *dev, void *data,
+                       struct drm_file *file_priv,
+                       struct drm_i915_gem_execbuffer2 *args,
+                       struct drm_i915_gem_exec_object2 *exec_list)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
-        struct drm_i915_gem_execbuffer *args = 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;
         struct drm_clip_rect *cliprects = NULL;
         struct drm_i915_gem_relocation_entry *relocs;
-        int ret, ret2, i, pinned = 0;
+        int ret = 0, ret2, i, pinned = 0;
         uint64_t exec_offset;
         uint32_t seqno, flush_domains, reloc_index;
         int pin_tries, flips;
@@ -3614,25 +3637,13 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                 DRM_ERROR("execbuf with %d buffers\n", args->buffer_count);
                 return -EINVAL;
         }
-        /* Copy in the exec list from userland */
-        exec_list = drm_malloc_ab(sizeof(*exec_list), args->buffer_count);
         object_list = drm_malloc_ab(sizeof(*object_list), args->buffer_count);
-        if (exec_list == NULL || object_list == NULL) {
-                DRM_ERROR("Failed to allocate exec or object list "
-                          "for %d buffers\n",
+        if (object_list == NULL) {
+                DRM_ERROR("Failed to allocate object list for %d buffers\n",
                           args->buffer_count);
                 ret = -ENOMEM;
                 goto pre_mutex_err;
         }
-        ret = copy_from_user(exec_list,
-                             (struct drm_i915_relocation_entry __user *)
-                             (uintptr_t) args->buffers_ptr,
-                             sizeof(*exec_list) * args->buffer_count);
-        if (ret != 0) {
-                DRM_ERROR("copy %d exec entries failed %d\n",
-                          args->buffer_count, ret);
-                goto pre_mutex_err;
-        }
 
         if (args->num_cliprects != 0) {
                 cliprects = kcalloc(args->num_cliprects, sizeof(*cliprects),
@@ -3884,20 +3895,6 @@ err:
 
         mutex_unlock(&dev->struct_mutex);
 
-        if (!ret) {
-                /* Copy the new buffer offsets back to the user's exec list. */
-                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
-                                   (uintptr_t) args->buffers_ptr,
-                                   exec_list,
-                                   sizeof(*exec_list) * args->buffer_count);
-                if (ret) {
-                        ret = -EFAULT;
-                        DRM_ERROR("failed to copy %d exec entries "
-                                  "back to user (%d)\n",
-                                  args->buffer_count, ret);
-                }
-        }
-
         /* Copy the updated relocations out regardless of current error
          * state.  Failure to update the relocs would mean that the next
          * time userland calls execbuf, it would do so with presumed offset
@@ -3914,12 +3911,158 @@ err:
 
 pre_mutex_err:
         drm_free_large(object_list);
-        drm_free_large(exec_list);
         kfree(cliprects);
 
         return ret;
 }
 
+/*
+ * Legacy execbuffer just creates an exec2 list from the original exec object
+ * list array and passes it to the real function.
+ */
+int
+i915_gem_execbuffer(struct drm_device *dev, void *data,
+                    struct drm_file *file_priv)
+{
+        struct drm_i915_gem_execbuffer *args = data;
+        struct drm_i915_gem_execbuffer2 exec2;
+        struct drm_i915_gem_exec_object *exec_list = NULL;
+        struct drm_i915_gem_exec_object2 *exec2_list = NULL;
+        int ret, i;
+
+#if WATCH_EXEC
+        DRM_INFO("buffers_ptr %d buffer_count %d len %08x\n",
+                  (int) args->buffers_ptr, args->buffer_count, args->batch_len);
+#endif
+
+        if (args->buffer_count < 1) {
+                DRM_ERROR("execbuf with %d buffers\n", args->buffer_count);
+                return -EINVAL;
+        }
+
+        /* Copy in the exec list from userland */
+        exec_list = drm_malloc_ab(sizeof(*exec_list), args->buffer_count);
+        exec2_list = drm_malloc_ab(sizeof(*exec2_list), args->buffer_count);
+        if (exec_list == NULL || exec2_list == NULL) {
+                DRM_ERROR("Failed to allocate exec list for %d buffers\n",
+                          args->buffer_count);
+                drm_free_large(exec_list);
+                drm_free_large(exec2_list);
+                return -ENOMEM;
+        }
+        ret = copy_from_user(exec_list,
+                             (struct drm_i915_relocation_entry __user *)
+                             (uintptr_t) args->buffers_ptr,
+                             sizeof(*exec_list) * args->buffer_count);
+        if (ret != 0) {
+                DRM_ERROR("copy %d exec entries failed %d\n",
+                          args->buffer_count, ret);
+                drm_free_large(exec_list);
+                drm_free_large(exec2_list);
+                return -EFAULT;
+        }
+
+        for (i = 0; i < args->buffer_count; i++) {
+                exec2_list[i].handle = exec_list[i].handle;
+                exec2_list[i].relocation_count = exec_list[i].relocation_count;
+                exec2_list[i].relocs_ptr = exec_list[i].relocs_ptr;
+                exec2_list[i].alignment = exec_list[i].alignment;
+                exec2_list[i].offset = exec_list[i].offset;
+                if (!IS_I965G(dev))
+                        exec2_list[i].flags = EXEC_OBJECT_NEEDS_FENCE;
+                else
+                        exec2_list[i].flags = 0;
+        }
+
+        exec2.buffers_ptr = args->buffers_ptr;
+        exec2.buffer_count = args->buffer_count;
+        exec2.batch_start_offset = args->batch_start_offset;
+        exec2.batch_len = args->batch_len;
+        exec2.DR1 = args->DR1;
+        exec2.DR4 = args->DR4;
+        exec2.num_cliprects = args->num_cliprects;
+        exec2.cliprects_ptr = args->cliprects_ptr;
+        exec2.flags = 0;
+
+        ret = i915_gem_do_execbuffer(dev, data, file_priv, &exec2, exec2_list);
+        if (!ret) {
+                /* Copy the new buffer offsets back to the user's exec list. */
+                for (i = 0; i < args->buffer_count; i++)
+                        exec_list[i].offset = exec2_list[i].offset;
+                /* ... and back out to userspace */
+                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
+                                   (uintptr_t) args->buffers_ptr,
+                                   exec_list,
+                                   sizeof(*exec_list) * args->buffer_count);
+                if (ret) {
+                        ret = -EFAULT;
+                        DRM_ERROR("failed to copy %d exec entries "
+                                  "back to user (%d)\n",
+                                  args->buffer_count, ret);
+                }
+        } else {
+                DRM_ERROR("i915_gem_do_execbuffer returns %d\n", ret);
+        }
+
+        drm_free_large(exec_list);
+        drm_free_large(exec2_list);
+        return ret;
+}
+
+int
+i915_gem_execbuffer2(struct drm_device *dev, void *data,
+                     struct drm_file *file_priv)
+{
+        struct drm_i915_gem_execbuffer2 *args = data;
+        struct drm_i915_gem_exec_object2 *exec2_list = NULL;
+        int ret;
+
+#if WATCH_EXEC
+        DRM_INFO("buffers_ptr %d buffer_count %d len %08x\n",
+                  (int) args->buffers_ptr, args->buffer_count, args->batch_len);
+#endif
+
+        if (args->buffer_count < 1) {
+                DRM_ERROR("execbuf2 with %d buffers\n", args->buffer_count);
+                return -EINVAL;
+        }
+
+        exec2_list = drm_malloc_ab(sizeof(*exec2_list), args->buffer_count);
+        if (exec2_list == NULL) {
+                DRM_ERROR("Failed to allocate exec list for %d buffers\n",
+                          args->buffer_count);
+                return -ENOMEM;
+        }
+        ret = copy_from_user(exec2_list,
+                             (struct drm_i915_relocation_entry __user *)
+                             (uintptr_t) args->buffers_ptr,
+                             sizeof(*exec2_list) * args->buffer_count);
+        if (ret != 0) {
+                DRM_ERROR("copy %d exec entries failed %d\n",
+                          args->buffer_count, ret);
+                drm_free_large(exec2_list);
+                return -EFAULT;
+        }
+
+        ret = i915_gem_do_execbuffer(dev, data, file_priv, args, exec2_list);
+        if (!ret) {
+                /* Copy the new buffer offsets back to the user's exec list. */
+                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
+                                   (uintptr_t) args->buffers_ptr,
+                                   exec2_list,
+                                   sizeof(*exec2_list) * args->buffer_count);
+                if (ret) {
+                        ret = -EFAULT;
+                        DRM_ERROR("failed to copy %d exec entries "
+                                  "back to user (%d)\n",
+                                  args->buffer_count, ret);
+                }
+        }
+
+        drm_free_large(exec2_list);
+        return ret;
+}
+
 int
 i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
 {
@@ -3933,19 +4076,7 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
                 if (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->tiling_mode != I915_TILING_NONE) {
-                ret = i915_gem_object_get_fence_reg(obj);
-                if (ret != 0) {
-                        if (ret != -EBUSY && ret != -ERESTARTSYS)
-                                DRM_ERROR("Failure to install fence: %d\n",
-                                          ret);
-                        return ret;
-                }
-        }
+
         obj_priv->pin_count++;
 
         /* If the object is not active and not pending a flush,
@@ -4708,7 +4839,7 @@ int i915_gem_init_phys_object(struct drm_device *dev,
 
         phys_obj->id = id;
 
-        phys_obj->handle = drm_pci_alloc(dev, size, 0, 0xffffffff);
+        phys_obj->handle = drm_pci_alloc(dev, size, 0);
         if (!phys_obj->handle) {
                 ret = -ENOMEM;
                 goto kfree_obj;
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 30d6af6c09bb..df278b2685bf 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -304,35 +304,39 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
 
 
 /**
- * Returns the size of the fence for a tiled object of the given size.
+ * Returns whether an object is currently fenceable.  If not, it may need
+ * to be unbound and have its pitch adjusted.
  */
-static int
-i915_get_fence_size(struct drm_device *dev, int size)
+bool
+i915_obj_fenceable(struct drm_device *dev, struct drm_gem_object *obj)
 {
-        int i;
-        int start;
+        struct drm_i915_gem_object *obj_priv = obj->driver_private;
 
         if (IS_I965G(dev)) {
                 /* The 965 can have fences at any page boundary. */
-                return ALIGN(size, 4096);
+                if (obj->size & 4095)
+                        return false;
+                return true;
+        } else if (IS_I9XX(dev)) {
+                if (obj_priv->gtt_offset & ~I915_FENCE_START_MASK)
+                        return false;
         } else {
-                /* Align the size to a power of two greater than the smallest
-                 * fence size.
-                 */
-                if (IS_I9XX(dev))
-                        start = 1024 * 1024;
-                else
-                        start = 512 * 1024;
+                if (obj_priv->gtt_offset & ~I830_FENCE_START_MASK)
+                        return false;
+        }
 
-                for (i = start; i < size; i <<= 1)
-                        ;
+        /* Power of two sized... */
+        if (obj->size & (obj->size - 1))
+                return false;
 
-                return i;
-        }
+        /* Objects must be size aligned as well */
+        if (obj_priv->gtt_offset & (obj->size - 1))
+                return false;
+        return true;
 }
 
 /* Check pitch constriants for all chips & tiling formats */
-static bool
+bool
 i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
 {
         int tile_width;
@@ -384,12 +388,6 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
         if (stride & (stride - 1))
                 return false;
 
-        /* We don't 0handle the aperture area covered by the fence being bigger
-         * than the object size.
-         */
-        if (i915_get_fence_size(dev, size) != size)
-                return false;
-
         return true;
 }
 
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 85f4c5de97e2..7cd8110051b6 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -313,6 +313,8 @@ irqreturn_t ironlake_irq_handler(struct drm_device *dev)
                         dev_priv->mm.irq_gem_seqno = seqno;
                         trace_i915_gem_request_complete(dev, seqno);
                         DRM_WAKEUP(&dev_priv->irq_queue);
+                        dev_priv->hangcheck_count = 0;
+                        mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
                 }
 
                 if (de_iir & DE_GSE)
@@ -1084,6 +1086,10 @@ void i915_driver_irq_preinstall(struct drm_device * dev)
         (void) I915_READ(IER);
 }
 
+/*
+ * Must be called after intel_modeset_init or hotplug interrupts won't be
+ * enabled correctly.
+ */
 int i915_driver_irq_postinstall(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@@ -1106,19 +1112,23 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
         if (I915_HAS_HOTPLUG(dev)) {
                 u32 hotplug_en = I915_READ(PORT_HOTPLUG_EN);
 
-                /* Leave other bits alone */
-                hotplug_en |= HOTPLUG_EN_MASK;
+                /* Note HDMI and DP share bits */
+                if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
+                        hotplug_en |= HDMIB_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
+                        hotplug_en |= HDMIC_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
+                        hotplug_en |= HDMID_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS)
+                        hotplug_en |= SDVOC_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS)
+                        hotplug_en |= SDVOB_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & CRT_HOTPLUG_INT_STATUS)
+                        hotplug_en |= CRT_HOTPLUG_INT_EN;
+                /* Ignore TV since it's buggy */
+
                 I915_WRITE(PORT_HOTPLUG_EN, hotplug_en);
 
-                dev_priv->hotplug_supported_mask = CRT_HOTPLUG_INT_STATUS |
-                        TV_HOTPLUG_INT_STATUS | SDVOC_HOTPLUG_INT_STATUS |
-                        SDVOB_HOTPLUG_INT_STATUS;
-                if (IS_G4X(dev)) {
-                        dev_priv->hotplug_supported_mask |=
-                                HDMIB_HOTPLUG_INT_STATUS |
-                                HDMIC_HOTPLUG_INT_STATUS |
-                                HDMID_HOTPLUG_INT_STATUS;
-                }
                 /* Enable in IER... */
                 enable_mask |= I915_DISPLAY_PORT_INTERRUPT;
                 /* and unmask in IMR */
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 974b3cf70618..149d360d64a3 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -879,13 +879,6 @@
 #define CRT_HOTPLUG_DETECT_VOLTAGE_475MV        (1 << 2)
 #define CRT_HOTPLUG_MASK                        (0x3fc) /* Bits 9-2 */
 #define CRT_FORCE_HOTPLUG_MASK                  0xfffffe1f
-#define HOTPLUG_EN_MASK (HDMIB_HOTPLUG_INT_EN | \
-                         HDMIC_HOTPLUG_INT_EN |   \
-                         HDMID_HOTPLUG_INT_EN |   \
-                         SDVOB_HOTPLUG_INT_EN |   \
-                         SDVOC_HOTPLUG_INT_EN |   \
-                         CRT_HOTPLUG_INT_EN)
-
 
 #define PORT_HOTPLUG_STAT       0x61114
 #define   HDMIB_HOTPLUG_INT_STATUS              (1 << 29)
@@ -982,6 +975,8 @@
 #define   LVDS_PORT_EN                  (1 << 31)
 /* Selects pipe B for LVDS data.  Must be set on pre-965. */
 #define   LVDS_PIPEB_SELECT             (1 << 30)
+/* LVDS dithering flag on 965/g4x platform */
+#define   LVDS_ENABLE_DITHER            (1 << 25)
 /* Enable border for unscaled (or aspect-scaled) display */
 #define   LVDS_BORDER_ENABLE            (1 << 15)
 /*
@@ -1751,6 +1746,8 @@
 
 /* Display & cursor control */
 
+/* dithering flag on Ironlake */
+#define PIPE_ENABLE_DITHER      (1 << 4)
 /* Pipe A */
 #define PIPEADSL                0x70000
 #define PIPEACONF               0x70008
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index d5ebb00a9d49..a3b90c9561dc 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -732,12 +732,6 @@ int i915_save_state(struct drm_device *dev)
 
         pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
 
-        /* Render Standby */
-        if (I915_HAS_RC6(dev)) {
-                dev_priv->saveRENDERSTANDBY = I915_READ(MCHBAR_RENDER_STANDBY);
-                dev_priv->savePWRCTXA = I915_READ(PWRCTXA);
-        }
-
         /* Hardware status page */
         dev_priv->saveHWS = I915_READ(HWS_PGA);
 
@@ -793,12 +787,6 @@ int i915_restore_state(struct drm_device *dev)
 
         pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
 
-        /* Render Standby */
-        if (I915_HAS_RC6(dev)) {
-                I915_WRITE(MCHBAR_RENDER_STANDBY, dev_priv->saveRENDERSTANDBY);
-                I915_WRITE(PWRCTXA, dev_priv->savePWRCTXA);
-        }
-
         /* Hardware status page */
         I915_WRITE(HWS_PGA, dev_priv->saveHWS);
 
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 9f3d3e563414..ddefc871edfe 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -548,4 +548,6 @@ void intel_crt_init(struct drm_device *dev)
         drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);
 
         drm_sysfs_connector_add(connector);
+
+        dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS;
 }
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 52cd9b006da2..002612fae717 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -262,6 +262,14 @@ struct intel_limit {
 #define IRONLAKE_P2_LVDS_FAST    7  /* double channel */
 #define IRONLAKE_P2_DOT_LIMIT    225000 /* 225Mhz */
 
+#define IRONLAKE_P_DISPLAY_PORT_MIN     10
+#define IRONLAKE_P_DISPLAY_PORT_MAX     20
+#define IRONLAKE_P2_DISPLAY_PORT_FAST   10
+#define IRONLAKE_P2_DISPLAY_PORT_SLOW   10
+#define IRONLAKE_P2_DISPLAY_PORT_LIMIT  0
+#define IRONLAKE_P1_DISPLAY_PORT_MIN    1
+#define IRONLAKE_P1_DISPLAY_PORT_MAX    2
+
 static bool
 intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
                     int target, int refclk, intel_clock_t *best_clock);
@@ -271,9 +279,6 @@ intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 static bool
 intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
                         int target, int refclk, intel_clock_t *best_clock);
-static bool
-intel_ironlake_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
-                             int target, int refclk, intel_clock_t *best_clock);
 
 static bool
 intel_find_pll_g4x_dp(const intel_limit_t *, struct drm_crtc *crtc,
@@ -496,7 +501,7 @@ static const intel_limit_t intel_limits_ironlake_sdvo = {
         .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
                  .p2_slow = IRONLAKE_P2_SDVO_DAC_SLOW,
                  .p2_fast = IRONLAKE_P2_SDVO_DAC_FAST },
-        .find_pll = intel_ironlake_find_best_PLL,
+        .find_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_ironlake_lvds = {
@@ -511,7 +516,30 @@ static const intel_limit_t intel_limits_ironlake_lvds = {
         .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
                  .p2_slow = IRONLAKE_P2_LVDS_SLOW,
                  .p2_fast = IRONLAKE_P2_LVDS_FAST },
-        .find_pll = intel_ironlake_find_best_PLL,
+        .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_display_port = {
+        .dot = { .min = IRONLAKE_DOT_MIN,
+                 .max = IRONLAKE_DOT_MAX },
+        .vco = { .min = IRONLAKE_VCO_MIN,
+                 .max = IRONLAKE_VCO_MAX},
+        .n   = { .min = IRONLAKE_N_MIN,
+                 .max = IRONLAKE_N_MAX },
+        .m   = { .min = IRONLAKE_M_MIN,
+                 .max = IRONLAKE_M_MAX },
+        .m1  = { .min = IRONLAKE_M1_MIN,
+                 .max = IRONLAKE_M1_MAX },
+        .m2  = { .min = IRONLAKE_M2_MIN,
+                 .max = IRONLAKE_M2_MAX },
+        .p   = { .min = IRONLAKE_P_DISPLAY_PORT_MIN,
+                 .max = IRONLAKE_P_DISPLAY_PORT_MAX },
+        .p1  = { .min = IRONLAKE_P1_DISPLAY_PORT_MIN,
+                 .max = IRONLAKE_P1_DISPLAY_PORT_MAX},
+        .p2  = { .dot_limit = IRONLAKE_P2_DISPLAY_PORT_LIMIT,
+                 .p2_slow = IRONLAKE_P2_DISPLAY_PORT_SLOW,
+                 .p2_fast = IRONLAKE_P2_DISPLAY_PORT_FAST },
+        .find_pll = intel_find_pll_ironlake_dp,
 };
 
 static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc)
@@ -519,6 +547,9 @@ static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc)
         const intel_limit_t *limit;
         if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
                 limit = &intel_limits_ironlake_lvds;
+        else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) ||
+                        HAS_eDP)
+                limit = &intel_limits_ironlake_display_port;
         else
                 limit = &intel_limits_ironlake_sdvo;
 
@@ -791,7 +822,13 @@ intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
         found = false;
 
         if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
-                if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
+                int lvds_reg;
+
+                if (IS_IRONLAKE(dev))
+                        lvds_reg = PCH_LVDS;
+                else
+                        lvds_reg = LVDS;
+                if ((I915_READ(lvds_reg) & LVDS_CLKB_POWER_MASK) ==
                     LVDS_CLKB_POWER_UP)
                         clock.p2 = limit->p2.p2_fast;
                 else
@@ -839,6 +876,11 @@ intel_find_pll_ironlake_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
 {
         struct drm_device *dev = crtc->dev;
         intel_clock_t clock;
+
+        /* return directly when it is eDP */
+        if (HAS_eDP)
+                return true;
+
         if (target < 200000) {
                 clock.n = 1;
                 clock.p1 = 2;
@@ -857,68 +899,6 @@ intel_find_pll_ironlake_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
         return true;
 }
 
-static bool
-intel_ironlake_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
-                             int target, int refclk, intel_clock_t *best_clock)
-{
-        struct drm_device *dev = crtc->dev;
-        struct drm_i915_private *dev_priv = dev->dev_private;
-        intel_clock_t clock;
-        int err_most = 47;
-        int err_min = 10000;
-
-        /* eDP has only 2 clock choice, no n/m/p setting */
-        if (HAS_eDP)
-                return true;
-
-        if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT))
-                return intel_find_pll_ironlake_dp(limit, crtc, target,
-                                               refclk, best_clock);
-
-        if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
-                if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
-                    LVDS_CLKB_POWER_UP)
-                        clock.p2 = limit->p2.p2_fast;
-                else
-                        clock.p2 = limit->p2.p2_slow;
-        } else {
-                if (target < limit->p2.dot_limit)
-                        clock.p2 = limit->p2.p2_slow;
-                else
-                        clock.p2 = limit->p2.p2_fast;
-        }
-
-        memset(best_clock, 0, sizeof(*best_clock));
-        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 <= 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--) {
-                                for (clock.m2 = limit->m2.max;
-                                     clock.m2 >= limit->m2.min; clock.m2--) {
-                                        int this_err;
-
-                                        intel_clock(dev, refclk, &clock);
-                                        if (!intel_PLL_is_valid(crtc, &clock))
-                                                continue;
-                                        this_err = abs((10000 - (target*10000/clock.dot)));
-                                        if (this_err < err_most) {
-                                                *best_clock = clock;
-                                                /* found on first matching */
-                                                goto out;
-                                        } else if (this_err < err_min) {
-                                                *best_clock = clock;
-                                                err_min = this_err;
-                                        }
-                                }
-                        }
-                }
-        }
-out:
-        return true;
-}
-
 /* DisplayPort has only two frequencies, 162MHz and 270MHz */
 static bool
 intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
@@ -1493,6 +1473,10 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
         int trans_vsync_reg = (pipe == 0) ? TRANS_VSYNC_A : TRANS_VSYNC_B;
         u32 temp;
         int tries = 5, j, n;
+        u32 pipe_bpc;
+
+        temp = I915_READ(pipeconf_reg);
+        pipe_bpc = temp & PIPE_BPC_MASK;
 
         /* XXX: When our outputs are all unaware of DPMS modes other than off
          * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC.
@@ -1524,6 +1508,12 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
 
                         /* enable PCH FDI RX PLL, wait warmup plus DMI latency */
                         temp = I915_READ(fdi_rx_reg);
+                        /*
+                         * make the BPC in FDI Rx be consistent with that in
+                         * pipeconf reg.
+                         */
+                        temp &= ~(0x7 << 16);
+                        temp |= (pipe_bpc << 11);
                         I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE |
                                         FDI_SEL_PCDCLK |
                                         FDI_DP_PORT_WIDTH_X4); /* default 4 lanes */
@@ -1666,6 +1656,12 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
 
                         /* enable PCH transcoder */
                         temp = I915_READ(transconf_reg);
+                        /*
+                         * make the BPC in transcoder be consistent with
+                         * that in pipeconf reg.
+                         */
+                        temp &= ~PIPE_BPC_MASK;
+                        temp |= pipe_bpc;
                         I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
                         I915_READ(transconf_reg);
 
@@ -1745,6 +1741,9 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                 I915_READ(fdi_tx_reg);
 
                 temp = I915_READ(fdi_rx_reg);
+                /* BPC in FDI rx is consistent with that in pipeconf */
+                temp &= ~(0x07 << 16);
+                temp |= (pipe_bpc << 11);
                 I915_WRITE(fdi_rx_reg, temp & ~FDI_RX_ENABLE);
                 I915_READ(fdi_rx_reg);
 
@@ -1789,7 +1788,12 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                                 }
                         }
                 }
-
+                temp = I915_READ(transconf_reg);
+                /* BPC in transcoder is consistent with that in pipeconf */
+                temp &= ~PIPE_BPC_MASK;
+                temp |= pipe_bpc;
+                I915_WRITE(transconf_reg, temp);
+                I915_READ(transconf_reg);
                 udelay(100);
 
                 /* disable PCH DPLL */
@@ -2448,7 +2452,7 @@ static void pineview_enable_cxsr(struct drm_device *dev, unsigned long clock,
  * A value of 5us seems to be a good balance; safe for very low end
  * platforms but not overly aggressive on lower latency configs.
  */
-const static int latency_ns = 5000;
+static const int latency_ns = 5000;
 
 static int i9xx_get_fifo_size(struct drm_device *dev, int plane)
 {
@@ -2559,7 +2563,7 @@ static void g4x_update_wm(struct drm_device *dev,  int planea_clock,
         /* Calc sr entries for one plane configs */
         if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
                 /* self-refresh has much higher latency */
-                const static int sr_latency_ns = 12000;
+                static const int sr_latency_ns = 12000;
 
                 sr_clock = planea_clock ? planea_clock : planeb_clock;
                 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
@@ -2598,7 +2602,7 @@ static void i965_update_wm(struct drm_device *dev, int planea_clock,
         /* Calc sr entries for one plane configs */
         if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
                 /* self-refresh has much higher latency */
-                const static int sr_latency_ns = 12000;
+                static const int sr_latency_ns = 12000;
 
                 sr_clock = planea_clock ? planea_clock : planeb_clock;
                 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
@@ -2667,7 +2671,7 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
         if (HAS_FW_BLC(dev) && sr_hdisplay &&
             (!planea_clock || !planeb_clock)) {
                 /* self-refresh has much higher latency */
-                const static int sr_latency_ns = 6000;
+                static const int sr_latency_ns = 6000;
 
                 sr_clock = planea_clock ? planea_clock : planeb_clock;
                 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
@@ -2969,6 +2973,18 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
                 /* determine panel color depth */
                 temp = I915_READ(pipeconf_reg);
+                temp &= ~PIPE_BPC_MASK;
+                if (is_lvds) {
+                        int lvds_reg = I915_READ(PCH_LVDS);
+                        /* the BPC will be 6 if it is 18-bit LVDS panel */
+                        if ((lvds_reg & LVDS_A3_POWER_MASK) == LVDS_A3_POWER_UP)
+                                temp |= PIPE_8BPC;
+                        else
+                                temp |= PIPE_6BPC;
+                } else
+                        temp |= PIPE_8BPC;
+                I915_WRITE(pipeconf_reg, temp);
+                I915_READ(pipeconf_reg);
 
                 switch (temp & PIPE_BPC_MASK) {
                 case PIPE_8BPC:
@@ -3195,7 +3211,20 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                  * appropriately here, but we need to look more thoroughly into how
                  * panels behave in the two modes.
                  */
-
+                /* set the dithering flag */
+                if (IS_I965G(dev)) {
+                        if (dev_priv->lvds_dither) {
+                                if (IS_IRONLAKE(dev))
+                                        pipeconf |= PIPE_ENABLE_DITHER;
+                                else
+                                        lvds |= LVDS_ENABLE_DITHER;
+                        } else {
+                                if (IS_IRONLAKE(dev))
+                                        pipeconf &= ~PIPE_ENABLE_DITHER;
+                                else
+                                        lvds &= ~LVDS_ENABLE_DITHER;
+                        }
+                }
                 I915_WRITE(lvds_reg, lvds);
                 I915_READ(lvds_reg);
         }
@@ -3385,7 +3414,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
 
         /* we only need to pin inside GTT if cursor is non-phy */
         mutex_lock(&dev->struct_mutex);
-        if (!dev_priv->cursor_needs_physical) {
+        if (!dev_priv->info->cursor_needs_physical) {
                 ret = i915_gem_object_pin(bo, PAGE_SIZE);
                 if (ret) {
                         DRM_ERROR("failed to pin cursor bo\n");
@@ -3420,7 +3449,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         I915_WRITE(base, addr);
 
         if (intel_crtc->cursor_bo) {
-                if (dev_priv->cursor_needs_physical) {
+                if (dev_priv->info->cursor_needs_physical) {
                         if (intel_crtc->cursor_bo != bo)
                                 i915_gem_detach_phys_object(dev, intel_crtc->cursor_bo);
                 } else
@@ -3779,125 +3808,6 @@ static void intel_gpu_idle_timer(unsigned long arg)
         queue_work(dev_priv->wq, &dev_priv->idle_work);
 }
 
-void intel_increase_renderclock(struct drm_device *dev, bool schedule)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        if (IS_IRONLAKE(dev))
-                return;
-
-        if (!dev_priv->render_reclock_avail) {
-                DRM_DEBUG_DRIVER("not reclocking render clock\n");
-                return;
-        }
-
-        /* Restore render clock frequency to original value */
-        if (IS_G4X(dev) || IS_I9XX(dev))
-                pci_write_config_word(dev->pdev, GCFGC, dev_priv->orig_clock);
-        else if (IS_I85X(dev))
-                pci_write_config_word(dev->pdev, HPLLCC, dev_priv->orig_clock);
-        DRM_DEBUG_DRIVER("increasing render clock frequency\n");
-
-        /* Schedule downclock */
-        if (schedule)
-                mod_timer(&dev_priv->idle_timer, jiffies +
-                          msecs_to_jiffies(GPU_IDLE_TIMEOUT));
-}
-
-void intel_decrease_renderclock(struct drm_device *dev)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        if (IS_IRONLAKE(dev))
-                return;
-
-        if (!dev_priv->render_reclock_avail) {
-                DRM_DEBUG_DRIVER("not reclocking render clock\n");
-                return;
-        }
-
-        if (IS_G4X(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~GM45_GC_RENDER_CLOCK_MASK;
-                gcfgc |= GM45_GC_RENDER_CLOCK_266_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I965G(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~I965_GC_RENDER_CLOCK_MASK;
-                gcfgc |= I965_GC_RENDER_CLOCK_267_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I945G(dev) || IS_I945GM(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~I945_GC_RENDER_CLOCK_MASK;
-                gcfgc |= I945_GC_RENDER_CLOCK_166_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I915G(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~I915_GC_RENDER_CLOCK_MASK;
-                gcfgc |= I915_GC_RENDER_CLOCK_166_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I85X(dev)) {
-                u16 hpllcc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, HPLLCC, &hpllcc);
-
-                /* Up to maximum... */
-                hpllcc &= ~GC_CLOCK_CONTROL_MASK;
-                hpllcc |= GC_CLOCK_133_200;
-
-                pci_write_config_word(dev->pdev, HPLLCC, hpllcc);
-        }
-        DRM_DEBUG_DRIVER("decreasing render clock frequency\n");
-}
-
-/* Note that no increase function is needed for this - increase_renderclock()
- *  will also rewrite these bits
- */
-void intel_decrease_displayclock(struct drm_device *dev)
-{
-        if (IS_IRONLAKE(dev))
-                return;
-
-        if (IS_I945G(dev) || IS_I945GM(dev) || IS_I915G(dev) ||
-            IS_I915GM(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~0xf0;
-                gcfgc |= 0x80;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        }
-}
-
 #define CRTC_IDLE_TIMEOUT 1000 /* ms */
 
 static void intel_crtc_idle_timer(unsigned long arg)
@@ -4011,12 +3921,6 @@ static void intel_idle_update(struct work_struct *work)
 
         mutex_lock(&dev->struct_mutex);
 
-        /* GPU isn't processing, downclock it. */
-        if (!dev_priv->busy) {
-                intel_decrease_renderclock(dev);
-                intel_decrease_displayclock(dev);
-        }
-
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 /* Skip inactive CRTCs */
                 if (!crtc->fb)
@@ -4050,13 +3954,11 @@ void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj)
         if (!drm_core_check_feature(dev, DRIVER_MODESET))
                 return;
 
-        if (!dev_priv->busy) {
+        if (!dev_priv->busy)
                 dev_priv->busy = true;
-                intel_increase_renderclock(dev, true);
-        } else {
+        else
                 mod_timer(&dev_priv->idle_timer, jiffies +
                           msecs_to_jiffies(GPU_IDLE_TIMEOUT));
-        }
 
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 if (!crtc->fb)
@@ -4400,29 +4302,43 @@ static void intel_setup_outputs(struct drm_device *dev)
                 bool found = false;
 
                 if (I915_READ(SDVOB) & SDVO_DETECTED) {
+                        DRM_DEBUG_KMS("probing SDVOB\n");
                         found = intel_sdvo_init(dev, SDVOB);
-                        if (!found && SUPPORTS_INTEGRATED_HDMI(dev))
+                        if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) {
+                                DRM_DEBUG_KMS("probing HDMI on SDVOB\n");
                                 intel_hdmi_init(dev, SDVOB);
+                        }
 
-                        if (!found && SUPPORTS_INTEGRATED_DP(dev))
+                        if (!found && SUPPORTS_INTEGRATED_DP(dev)) {
+                                DRM_DEBUG_KMS("probing DP_B\n");
                                 intel_dp_init(dev, DP_B);
+                        }
                 }
 
                 /* Before G4X SDVOC doesn't have its own detect register */
 
-                if (I915_READ(SDVOB) & SDVO_DETECTED)
+                if (I915_READ(SDVOB) & SDVO_DETECTED) {
+                        DRM_DEBUG_KMS("probing SDVOC\n");
                         found = intel_sdvo_init(dev, SDVOC);
+                }
 
                 if (!found && (I915_READ(SDVOC) & SDVO_DETECTED)) {
 
-                        if (SUPPORTS_INTEGRATED_HDMI(dev))
+                        if (SUPPORTS_INTEGRATED_HDMI(dev)) {
+                                DRM_DEBUG_KMS("probing HDMI on SDVOC\n");
                                 intel_hdmi_init(dev, SDVOC);
-                        if (SUPPORTS_INTEGRATED_DP(dev))
+                        }
+                        if (SUPPORTS_INTEGRATED_DP(dev)) {
+                                DRM_DEBUG_KMS("probing DP_C\n");
                                 intel_dp_init(dev, DP_C);
+                        }
                 }
 
-                if (SUPPORTS_INTEGRATED_DP(dev) && (I915_READ(DP_D) & DP_DETECTED))
+                if (SUPPORTS_INTEGRATED_DP(dev) &&
+                    (I915_READ(DP_D) & DP_DETECTED)) {
+                        DRM_DEBUG_KMS("probing DP_D\n");
                         intel_dp_init(dev, DP_D);
+                }
         } else if (IS_I8XX(dev))
                 intel_dvo_init(dev);
 
@@ -4527,6 +4443,42 @@ static const struct drm_mode_config_funcs intel_mode_funcs = {
         .fb_changed = intelfb_probe,
 };
 
+static struct drm_gem_object *
+intel_alloc_power_context(struct drm_device *dev)
+{
+        struct drm_gem_object *pwrctx;
+        int ret;
+
+        pwrctx = drm_gem_object_alloc(dev, 4096);
+        if (!pwrctx) {
+                DRM_DEBUG("failed to alloc power context, RC6 disabled\n");
+                return NULL;
+        }
+
+        mutex_lock(&dev->struct_mutex);
+        ret = i915_gem_object_pin(pwrctx, 4096);
+        if (ret) {
+                DRM_ERROR("failed to pin power context: %d\n", ret);
+                goto err_unref;
+        }
+
+        ret = i915_gem_object_set_to_gtt_domain(pwrctx, 1);
+        if (ret) {
+                DRM_ERROR("failed to set-domain on power context: %d\n", ret);
+                goto err_unpin;
+        }
+        mutex_unlock(&dev->struct_mutex);
+
+        return pwrctx;
+
+err_unpin:
+        i915_gem_object_unpin(pwrctx);
+err_unref:
+        drm_gem_object_unreference(pwrctx);
+        mutex_unlock(&dev->struct_mutex);
+        return NULL;
+}
+
 void intel_init_clock_gating(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -4579,42 +4531,27 @@ void intel_init_clock_gating(struct drm_device *dev)
          * GPU can automatically power down the render unit if given a page
          * to save state.
          */
-        if (I915_HAS_RC6(dev)) {
-                struct drm_gem_object *pwrctx;
-                struct drm_i915_gem_object *obj_priv;
-                int ret;
+        if (I915_HAS_RC6(dev) && drm_core_check_feature(dev, DRIVER_MODESET)) {
+                struct drm_i915_gem_object *obj_priv = NULL;
 
                 if (dev_priv->pwrctx) {
                         obj_priv = dev_priv->pwrctx->driver_private;
                 } else {
-                        pwrctx = drm_gem_object_alloc(dev, 4096);
-                        if (!pwrctx) {
-                                DRM_DEBUG("failed to alloc power context, "
-                                          "RC6 disabled\n");
-                                goto out;
-                        }
+                        struct drm_gem_object *pwrctx;
 
-                        ret = i915_gem_object_pin(pwrctx, 4096);
-                        if (ret) {
-                                DRM_ERROR("failed to pin power context: %d\n",
-                                          ret);
-                                drm_gem_object_unreference(pwrctx);
-                                goto out;
+                        pwrctx = intel_alloc_power_context(dev);
+                        if (pwrctx) {
+                                dev_priv->pwrctx = pwrctx;
+                                obj_priv = pwrctx->driver_private;
                         }
-
-                        i915_gem_object_set_to_gtt_domain(pwrctx, 1);
-
-                        dev_priv->pwrctx = pwrctx;
-                        obj_priv = pwrctx->driver_private;
                 }
 
-                I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN);
-                I915_WRITE(MCHBAR_RENDER_STANDBY,
-                           I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT);
+                if (obj_priv) {
+                        I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN);
+                        I915_WRITE(MCHBAR_RENDER_STANDBY,
+                                   I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT);
+                }
         }
-
-out:
-        return;
 }
 
 /* Set up chip specific display functions */
@@ -4770,7 +4707,6 @@ void intel_modeset_cleanup(struct drm_device *dev)
                 del_timer_sync(&intel_crtc->idle_timer);
         }
 
-        intel_increase_renderclock(dev, false);
         del_timer_sync(&dev_priv->idle_timer);
 
         if (dev_priv->display.disable_fbc)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 4e7aa8b7b938..1349d9fd01c4 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1402,14 +1402,20 @@ intel_dp_init(struct drm_device *dev, int output_reg)
                         break;
                 case DP_B:
                 case PCH_DP_B:
+                        dev_priv->hotplug_supported_mask |=
+                                HDMIB_HOTPLUG_INT_STATUS;
                         name = "DPDDC-B";
                         break;
                 case DP_C:
                 case PCH_DP_C:
+                        dev_priv->hotplug_supported_mask |=
+                                HDMIC_HOTPLUG_INT_STATUS;
                         name = "DPDDC-C";
                         break;
                 case DP_D:
                 case PCH_DP_D:
+                        dev_priv->hotplug_supported_mask |=
+                                HDMID_HOTPLUG_INT_STATUS;
                         name = "DPDDC-D";
                         break;
         }
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index f04dbbe7d400..06431941b233 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -303,21 +303,26 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
         if (sdvox_reg == SDVOB) {
                 intel_output->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB");
+                dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == SDVOC) {
                 intel_output->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC");
+                dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == HDMIB) {
                 intel_output->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOE,
                                                                 "HDMIB");
+                dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == HDMIC) {
                 intel_output->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOD,
                                                                 "HDMIC");
+                dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == HDMID) {
                 intel_output->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOF,
                                                                 "HDMID");
+                dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
         }
         if (!intel_output->ddc_bus)
                 goto err_connector;
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 3118ce274e67..f4b4aa242df1 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -608,6 +608,13 @@ static const struct dmi_system_id bad_lid_status[] = {
                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire one"),
                 },
         },
+        {
+                .ident = "PC-81005",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "MALATA"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "PC-81005"),
+                },
+        },
         { }
 };
 
@@ -679,7 +686,14 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
         struct drm_i915_private *dev_priv =
                 container_of(nb, struct drm_i915_private, lid_notifier);
         struct drm_device *dev = dev_priv->dev;
+        struct drm_connector *connector = dev_priv->int_lvds_connector;
 
+        /*
+         * check and update the status of LVDS connector after receiving
+         * the LID nofication event.
+         */
+        if (connector)
+                connector->status = connector->funcs->detect(connector);
         if (!acpi_lid_open()) {
                 dev_priv->modeset_on_lid = 1;
                 return NOTIFY_OK;
@@ -854,65 +868,6 @@ static const struct dmi_system_id intel_no_lvds[] = {
         { }     /* terminating entry */
 };
 
-#ifdef CONFIG_ACPI
-/*
- * check_lid_device -- check whether @handle is an ACPI LID device.
- * @handle: ACPI device handle
- * @level : depth in the ACPI namespace tree
- * @context: the number of LID device when we find the device
- * @rv: a return value to fill if desired (Not use)
- */
-static acpi_status
-check_lid_device(acpi_handle handle, u32 level, void *context,
-                        void **return_value)
-{
-        struct acpi_device *acpi_dev;
-        int *lid_present = context;
-
-        acpi_dev = NULL;
-        /* Get the acpi device for device handle */
-        if (acpi_bus_get_device(handle, &acpi_dev) || !acpi_dev) {
-                /* If there is no ACPI device for handle, return */
-                return AE_OK;
-        }
-
-        if (!strncmp(acpi_device_hid(acpi_dev), "PNP0C0D", 7))
-                *lid_present = 1;
-
-        return AE_OK;
-}
-
-/**
- * check whether there exists the ACPI LID device by enumerating the ACPI
- * device tree.
- */
-static int intel_lid_present(void)
-{
-        int lid_present = 0;
-
-        if (acpi_disabled) {
-                /* If ACPI is disabled, there is no ACPI device tree to
-                 * check, so assume the LID device would have been present.
-                 */
-                return 1;
-        }
-
-        acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
-                                ACPI_UINT32_MAX,
-                                check_lid_device, NULL, &lid_present, NULL);
-
-        return lid_present;
-}
-#else
-static int intel_lid_present(void)
-{
-        /* In the absence of ACPI built in, assume that the LID device would
-         * have been present.
-         */
-        return 1;
-}
-#endif
-
 /**
  * intel_find_lvds_downclock - find the reduced downclock for LVDS in EDID
  * @dev: drm device
@@ -1031,12 +986,8 @@ void intel_lvds_init(struct drm_device *dev)
         if (dmi_check_system(intel_no_lvds))
                 return;
 
-        /*
-         * Assume LVDS is present if there's an ACPI lid device or if the
-         * device is present in the VBT.
-         */
-        if (!lvds_is_present_in_vbt(dev) && !intel_lid_present()) {
-                DRM_DEBUG_KMS("LVDS is not present in VBT and no lid detected\n");
+        if (!lvds_is_present_in_vbt(dev)) {
+                DRM_DEBUG_KMS("LVDS is not present in VBT\n");
                 return;
         }
 
@@ -1180,6 +1131,8 @@ out:
                 DRM_DEBUG_KMS("lid notifier registration failed\n");
                 dev_priv->lid_notifier.notifier_call = NULL;
         }
+        /* keep the LVDS connector */
+        dev_priv->int_lvds_connector = connector;
         drm_sysfs_connector_add(connector);
         return;
 
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 24a3dc99716c..de5144c8c153 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2662,6 +2662,7 @@ static void intel_sdvo_create_enhance_property(struct drm_connector *connector)
 
 bool intel_sdvo_init(struct drm_device *dev, int output_device)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_connector *connector;
         struct intel_output *intel_output;
         struct intel_sdvo_priv *sdvo_priv;
@@ -2708,10 +2709,12 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOB DDC BUS");
                 sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
                                                 "SDVOB/VGA DDC BUS");
+                dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS;
         } else {
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOC DDC BUS");
                 sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
                                                 "SDVOC/VGA DDC BUS");
+                dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS;
         }
 
         if (intel_output->ddc_bus == NULL)
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 552ec110b741..1d5b9b7b033f 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1840,6 +1840,8 @@ intel_tv_init(struct drm_device *dev)
         drm_connector_attach_property(connector,
                                    dev->mode_config.tv_bottom_margin_property,
                                    tv_priv->margin[TV_MARGIN_BOTTOM]);
+
+        dev_priv->hotplug_supported_mask |= TV_HOTPLUG_INT_STATUS;
 out:
         drm_sysfs_connector_add(connector);
 }
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 321044bef71c..41dd8ebff219 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -114,6 +114,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                         i2c.i2c_id = gpio->sucI2cId.ucAccess;
 
                         i2c.valid = true;
+                        break;
                 }
         }
 
@@ -1026,6 +1027,7 @@ static struct radeon_atom_ss *radeon_atombios_get_ss_info(struct
                                 ss->delay = ss_info->asSS_Info[i].ucSS_Delay;
                                 ss->range = ss_info->asSS_Info[i].ucSS_Range;
                                 ss->refdiv = ss_info->asSS_Info[i].ucRecommendedRef_Div;
+                                break;
                         }
                 }
         }
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index fd94dbca33ac..58f342659cc7 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -595,6 +595,34 @@ bool radeon_combios_get_clock_info(struct drm_device *dev)
         return false;
 }
 
+static const uint32_t default_primarydac_adj[CHIP_LAST] = {
+        0x00000808,             /* r100  */
+        0x00000808,             /* rv100 */
+        0x00000808,             /* rs100 */
+        0x00000808,             /* rv200 */
+        0x00000808,             /* rs200 */
+        0x00000808,             /* r200  */
+        0x00000808,             /* rv250 */
+        0x00000000,             /* rs300 */
+        0x00000808,             /* rv280 */
+        0x00000808,             /* r300  */
+        0x00000808,             /* r350  */
+        0x00000808,             /* rv350 */
+        0x00000808,             /* rv380 */
+        0x00000808,             /* r420  */
+        0x00000808,             /* r423  */
+        0x00000808,             /* rv410 */
+        0x00000000,             /* rs400 */
+        0x00000000,             /* rs480 */
+};
+
+static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
+                                                          struct radeon_encoder_primary_dac *p_dac)
+{
+        p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
+        return;
+}
+
 struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
                                                                        radeon_encoder
                                                                        *encoder)
@@ -604,20 +632,20 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
         uint16_t dac_info;
         uint8_t rev, bg, dac;
         struct radeon_encoder_primary_dac *p_dac = NULL;
+        int found = 0;
 
-        if (rdev->bios == NULL)
+        p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
+                        GFP_KERNEL);
+
+        if (!p_dac)
                 return NULL;
 
+        if (rdev->bios == NULL)
+                goto out;
+
         /* check CRT table */
         dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
         if (dac_info) {
-                p_dac =
-                    kzalloc(sizeof(struct radeon_encoder_primary_dac),
-                            GFP_KERNEL);
-
-                if (!p_dac)
-                        return NULL;
-
                 rev = RBIOS8(dac_info) & 0x3;
                 if (rev < 2) {
                         bg = RBIOS8(dac_info + 0x2) & 0xf;
@@ -628,9 +656,13 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
                         dac = RBIOS8(dac_info + 0x3) & 0xf;
                         p_dac->ps2_pdac_adj = (bg << 8) | (dac);
                 }
-
+                found = 1;
         }
 
+out:
+        if (!found) /* fallback to defaults */
+                radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
+
         return p_dac;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 20161567dbff..b82ae61d4d17 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -615,7 +615,7 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
                                 ret = connector_status_connected;
                 }
         } else {
-                if (radeon_connector->dac_load_detect) {
+                if (radeon_connector->dac_load_detect && encoder) {
                         encoder_funcs = encoder->helper_private;
                         ret = encoder_funcs->detect(encoder, connector);
                 }
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 0b2f9c2ad2c1..06123ba31d31 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -2145,6 +2145,7 @@ int radeon_master_create(struct drm_device *dev, struct drm_master *master)
                          &master_priv->sarea);
         if (ret) {
                 DRM_ERROR("SAREA setup failed\n");
+                kfree(master_priv);
                 return ret;
         }
         master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 7c6848096bcd..0c51f8e46613 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -733,16 +733,18 @@ void radeon_device_fini(struct radeon_device *rdev)
  */
 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 {
-        struct radeon_device *rdev = dev->dev_private;
+        struct radeon_device *rdev;
         struct drm_crtc *crtc;
         int r;
 
-        if (dev == NULL || rdev == NULL) {
+        if (dev == NULL || dev->dev_private == NULL) {
                 return -ENODEV;
         }
         if (state.event == PM_EVENT_PRETHAW) {
                 return 0;
         }
+        rdev = dev->dev_private;
+
         /* unpin the front buffers */
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 struct radeon_framebuffer *rfb = to_radeon_framebuffer(crtc->fb);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 91d72b70abc9..1fb2f029d7e8 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -329,8 +329,11 @@ static bool radeon_setup_enc_conn(struct drm_device *dev)
                                 ret = radeon_get_atom_connector_info_from_object_table(dev);
                         else
                                 ret = radeon_get_atom_connector_info_from_supported_devices_table(dev);
-                } else
+                } else {
                         ret = radeon_get_legacy_connector_info_from_bios(dev);
+                        if (ret == false)
+                                ret = radeon_get_legacy_connector_info_from_table(dev);
+                }
         } else {
                 if (!ASIC_IS_AVIVO(rdev))
                         ret = radeon_get_legacy_connector_info_from_table(dev);
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 4cdd8b4f7549..8495d4e32e18 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -140,16 +140,15 @@ int radeon_fence_create(struct radeon_device *rdev, struct radeon_fence **fence)
 
 bool radeon_fence_signaled(struct radeon_fence *fence)
 {
-        struct radeon_device *rdev = fence->rdev;
         unsigned long irq_flags;
         bool signaled = false;
 
-        if (rdev->gpu_lockup) {
+        if (!fence)
                 return true;
-        }
-        if (fence == NULL) {
+
+        if (fence->rdev->gpu_lockup)
                 return true;
-        }
+
         write_lock_irqsave(&fence->rdev->fence_drv.lock, irq_flags);
         signaled = fence->signaled;
         /* if we are shuting down report all fence as signaled */
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c
index b79ecc4a7cc4..2f349a300195 100644
--- a/drivers/gpu/drm/radeon/radeon_irq.c
+++ b/drivers/gpu/drm/radeon/radeon_irq.c
@@ -289,16 +289,16 @@ int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_pr
         drm_radeon_irq_emit_t *emit = data;
         int result;
 
-        if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-                return -EINVAL;
-
-        LOCK_TEST_WITH_RETURN(dev, file_priv);
-
         if (!dev_priv) {
                 DRM_ERROR("called with no initialization\n");
                 return -EINVAL;
         }
 
+        if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+                return -EINVAL;
+
+        LOCK_TEST_WITH_RETURN(dev, file_priv);
+
         result = radeon_emit_irq(dev);
 
         if (DRM_COPY_TO_USER(emit->irq_seq, &result, sizeof(int))) {
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 4f8ea4260572..4245218e954f 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -396,7 +396,7 @@ int rs600_irq_process(struct radeon_device *rdev)
         }
         while (status || r500_disp_int) {
                 /* SW interrupt */
-                if (G_000040_SW_INT_EN(status))
+                if (G_000044_SW_INT(status))
                         radeon_fence_process(rdev);
                 /* Vertical blank interrupts */
                 if (G_007EDC_LB_D1_VBLANK_INTERRUPT(r500_disp_int))
diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c
index 26ffdcd5a437..15a00e8b7122 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_offload.c
+++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c
@@ -1440,6 +1440,10 @@ void cxgb3i_c3cn_release(struct s3_conn *c3cn)
 static int is_cxgb3_dev(struct net_device *dev)
 {
         struct cxgb3i_sdev_data *cdata;
+        struct net_device *ndev = dev;
+
+        if (dev->priv_flags & IFF_802_1Q_VLAN)
+                ndev = vlan_dev_real_dev(dev);
 
         write_lock(&cdata_rwlock);
         list_for_each_entry(cdata, &cdata_list, list) {
@@ -1447,7 +1451,7 @@ static int is_cxgb3_dev(struct net_device *dev)
                 int i;
 
                 for (i = 0; i < ports->nports; i++)
-                        if (dev == ports->lldevs[i]) {
+                        if (ndev == ports->lldevs[i]) {
                                 write_unlock(&cdata_rwlock);
                                 return 1;
                         }
@@ -1566,6 +1570,26 @@ out_err:
         return -EINVAL;
 }
 
+/**
+ * cxgb3i_find_dev - find the interface associated with the given address
+ * @ipaddr: ip address
+ */
+static struct net_device *
+cxgb3i_find_dev(struct net_device *dev, __be32 ipaddr)
+{
+        struct flowi fl;
+        int err;
+        struct rtable *rt;
+
+        memset(&fl, 0, sizeof(fl));
+        fl.nl_u.ip4_u.daddr = ipaddr;
+
+        err = ip_route_output_key(dev ? dev_net(dev) : &init_net, &rt, &fl);
+        if (!err)
+                return (&rt->u.dst)->dev;
+
+        return NULL;
+}
 
 /**
  * cxgb3i_c3cn_connect - initiates an iscsi tcp connection to a given address
@@ -1581,6 +1605,7 @@ int cxgb3i_c3cn_connect(struct net_device *dev, struct s3_conn *c3cn,
         struct cxgb3i_sdev_data *cdata;
         struct t3cdev *cdev;
         __be32 sipv4;
+        struct net_device *dstdev;
         int err;
 
         c3cn_conn_debug("c3cn 0x%p, dev 0x%p.\n", c3cn, dev);
@@ -1591,6 +1616,13 @@ int cxgb3i_c3cn_connect(struct net_device *dev, struct s3_conn *c3cn,
         c3cn->daddr.sin_port = usin->sin_port;
         c3cn->daddr.sin_addr.s_addr = usin->sin_addr.s_addr;
 
+        dstdev = cxgb3i_find_dev(dev, usin->sin_addr.s_addr);
+        if (!dstdev || !is_cxgb3_dev(dstdev))
+                return -ENETUNREACH;
+
+        if (dstdev->priv_flags & IFF_802_1Q_VLAN)
+                dev = dstdev;
+
         rt = find_route(dev, c3cn->saddr.sin_addr.s_addr,
                         c3cn->daddr.sin_addr.s_addr,
                         c3cn->saddr.sin_port,
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index ce522702a6c1..2cc39684ce97 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -4142,8 +4142,8 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
         spin_lock_irq(shost->host_lock);
         if (vport->fc_rscn_flush) {
                 /* Another thread is walking fc_rscn_id_list on this vport */
-                spin_unlock_irq(shost->host_lock);
                 vport->fc_flag |= FC_RSCN_DISCOVERY;
+                spin_unlock_irq(shost->host_lock);
                 /* Send back ACC */
                 lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL);
                 return 0;
@@ -5948,8 +5948,8 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                 lpfc_initial_fdisc(vport);
                         break;
                 }
-
         } else {
+                vport->vpi_state |= LPFC_VPI_REGISTERED;
                 if (vport == phba->pport)
                         if (phba->sli_rev < LPFC_SLI_REV4)
                                 lpfc_issue_fabric_reglogin(vport);
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 3b9424427652..2445e399fd60 100755
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -747,6 +747,10 @@ lpfc_linkdown(struct lpfc_hba *phba)
 
         if (phba->link_state == LPFC_LINK_DOWN)
                 return 0;
+
+        /* Block all SCSI stack I/Os */
+        lpfc_scsi_dev_block(phba);
+
         spin_lock_irq(&phba->hbalock);
         phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_DISCOVERED);
         if (phba->link_state > LPFC_LINK_DOWN) {
@@ -1555,10 +1559,16 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
          * to book keeping the FCFIs can be used.
          */
         if (shdr_status || shdr_add_status) {
-                lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
-                                "2521 READ_FCF_RECORD mailbox failed "
-                                "with status x%x add_status x%x, mbx\n",
-                                shdr_status, shdr_add_status);
+                if (shdr_status == STATUS_FCF_TABLE_EMPTY) {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2726 READ_FCF_RECORD Indicates empty "
+                                        "FCF table.\n");
+                } else {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2521 READ_FCF_RECORD mailbox failed "
+                                        "with status x%x add_status x%x, mbx\n",
+                                        shdr_status, shdr_add_status);
+                }
                 goto out;
         }
         /* Interpreting the returned information of FCF records */
@@ -1698,7 +1708,9 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
                 return;
         }
+        spin_lock_irq(&phba->hbalock);
         vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
+        spin_unlock_irq(&phba->hbalock);
 
         if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
                 lpfc_initial_fdisc(vport);
@@ -2259,7 +2271,10 @@ lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                  mb->mbxStatus);
                 break;
         }
+        spin_lock_irq(&phba->hbalock);
         vport->vpi_state &= ~LPFC_VPI_REGISTERED;
+        vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
         vport->unreg_vpi_cmpl = VPORT_OK;
         mempool_free(pmb, phba->mbox_mem_pool);
         /*
@@ -4475,8 +4490,10 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba)
                 (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED))
                 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
                         lpfc_mbx_unreg_vpi(vports[i]);
+                        spin_lock_irq(&phba->hbalock);
                         vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
                         vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED;
+                        spin_unlock_irq(&phba->hbalock);
                 }
         lpfc_destroy_vport_work_array(phba, vports);
 
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 1585148a17e5..8a2a1c5935c6 100644..100755
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -1013,7 +1013,7 @@ struct lpfc_mbx_wq_destroy {
 };
 
 #define LPFC_HDR_BUF_SIZE 128
-#define LPFC_DATA_BUF_SIZE 4096
+#define LPFC_DATA_BUF_SIZE 2048
 struct rq_context {
         uint32_t word0;
 #define lpfc_rq_context_rq_size_SHIFT   16
@@ -1371,6 +1371,7 @@ struct lpfc_mbx_query_fw_cfg {
 #define STATUS_ERROR_ACITMAIN                           0x2a
 #define STATUS_REBOOT_REQUIRED                          0x2c
 #define STATUS_FCF_IN_USE                               0x3a
+#define STATUS_FCF_TABLE_EMPTY                          0x43
 
 struct lpfc_mbx_sli4_config {
         struct mbox_header header;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index d4da6bdd0e73..b8eb1b6e5e77 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3006,6 +3006,7 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
         struct lpfc_vport *vport;
         struct lpfc_nodelist *ndlp;
         struct Scsi_Host  *shost;
+        uint32_t link_state;
 
         phba->fc_eventTag = acqe_fcoe->event_tag;
         phba->fcoe_eventtag = acqe_fcoe->event_tag;
@@ -3052,9 +3053,12 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
                         break;
                 /*
                  * Currently, driver support only one FCF - so treat this as
-                 * a link down.
+                 * a link down, but save the link state because we don't want
+                 * it to be changed to Link Down unless it is already down.
                  */
+                link_state = phba->link_state;
                 lpfc_linkdown(phba);
+                phba->link_state = link_state;
                 /* Unregister FCF if no devices connected to it */
                 lpfc_unregister_unused_fcf(phba);
                 break;
@@ -7226,8 +7230,6 @@ lpfc_prep_dev_for_perm_failure(struct lpfc_hba *phba)
 {
         lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
                         "2711 PCI channel permanent disable for failure\n");
-        /* Block all SCSI devices' I/Os on the host */
-        lpfc_scsi_dev_block(phba);
         /* Clean up all driver's outstanding SCSI I/Os */
         lpfc_sli_flush_fcp_rings(phba);
 }
@@ -7256,6 +7258,9 @@ lpfc_io_error_detected_s3(struct pci_dev *pdev, pci_channel_state_t state)
         struct Scsi_Host *shost = pci_get_drvdata(pdev);
         struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
 
+        /* Block all SCSI devices' I/Os on the host */
+        lpfc_scsi_dev_block(phba);
+
         switch (state) {
         case pci_channel_io_normal:
                 /* Non-fatal error, prepare for recovery */
@@ -7507,6 +7512,9 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid)
                         error = -ENODEV;
                         goto out_free_sysfs_attr;
                 }
+                /* Default to single FCP EQ for non-MSI-X */
+                if (phba->intr_type != MSIX)
+                        phba->cfg_fcp_eq_count = 1;
                 /* Set up SLI-4 HBA */
                 if (lpfc_sli4_hba_setup(phba)) {
                         lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 7935667b81a5..589549b2bf0e 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -1383,7 +1383,7 @@ lpfc_sli_hbq_to_firmware_s4(struct lpfc_hba *phba, uint32_t hbqno,
 /* HBQ for ELS and CT traffic. */
 static struct lpfc_hbq_init lpfc_els_hbq = {
         .rn = 1,
-        .entry_count = 200,
+        .entry_count = 256,
         .mask_count = 0,
         .profile = 0,
         .ring_mask = (1 << LPFC_ELS_RING),
@@ -1482,8 +1482,11 @@ err:
 int
 lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
-        return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
-                                         lpfc_hbq_defs[qno]->add_count));
+        if (phba->sli_rev == LPFC_SLI_REV4)
+                return 0;
+        else
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->add_count);
 }
 
 /**
@@ -1498,8 +1501,12 @@ lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 static int
 lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
-        return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
-                                         lpfc_hbq_defs[qno]->init_count));
+        if (phba->sli_rev == LPFC_SLI_REV4)
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->entry_count);
+        else
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->init_count);
 }
 
 /**
@@ -4110,6 +4117,7 @@ lpfc_sli4_read_rev(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
         if (rc) {
                 dma_free_coherent(&phba->pcidev->dev, dma_size,
                                   dmabuf->virt, dmabuf->phys);
+                kfree(dmabuf);
                 return -EIO;
         }
 
@@ -5848,7 +5856,6 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
                                         iocbq->iocb.un.ulpWord[3]);
                 wqe->generic.word3 = 0;
                 bf_set(wqe_rcvoxid, &wqe->generic, iocbq->iocb.ulpContext);
-                bf_set(wqe_xc, &wqe->generic, 1);
                 /* The entire sequence is transmitted for this IOCB */
                 xmit_len = total_len;
                 cmnd = CMD_XMIT_SEQUENCE64_CR;
@@ -10944,7 +10951,8 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
                 return dmabuf;
         }
         temp_hdr = seq_dmabuf->hbuf.virt;
-        if (new_hdr->fh_seq_cnt < temp_hdr->fh_seq_cnt) {
+        if (be16_to_cpu(new_hdr->fh_seq_cnt) <
+                be16_to_cpu(temp_hdr->fh_seq_cnt)) {
                 list_del_init(&seq_dmabuf->hbuf.list);
                 list_add_tail(&dmabuf->hbuf.list, &vport->rcv_buffer_list);
                 list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list);
@@ -10955,6 +10963,11 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
         list_move_tail(&seq_dmabuf->hbuf.list, &vport->rcv_buffer_list);
         seq_dmabuf->time_stamp = jiffies;
         lpfc_update_rcv_time_stamp(vport);
+        if (list_empty(&seq_dmabuf->dbuf.list)) {
+                temp_hdr = dmabuf->hbuf.virt;
+                list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list);
+                return seq_dmabuf;
+        }
         /* find the correct place in the sequence to insert this frame */
         list_for_each_entry_reverse(d_buf, &seq_dmabuf->dbuf.list, list) {
                 temp_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf);
@@ -10963,7 +10976,8 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
                  * If the frame's sequence count is greater than the frame on
                  * the list then insert the frame right after this frame
                  */
-                if (new_hdr->fh_seq_cnt > temp_hdr->fh_seq_cnt) {
+                if (be16_to_cpu(new_hdr->fh_seq_cnt) >
+                        be16_to_cpu(temp_hdr->fh_seq_cnt)) {
                         list_add(&dmabuf->dbuf.list, &temp_dmabuf->dbuf.list);
                         return seq_dmabuf;
                 }
@@ -11210,7 +11224,7 @@ lpfc_seq_complete(struct hbq_dmabuf *dmabuf)
                 seq_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf);
                 hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt;
                 /* If there is a hole in the sequence count then fail. */
-                if (++seq_count != hdr->fh_seq_cnt)
+                if (++seq_count != be16_to_cpu(hdr->fh_seq_cnt))
                         return 0;
                 fctl = (hdr->fh_f_ctl[0] << 16 |
                         hdr->fh_f_ctl[1] << 8 |
@@ -11242,6 +11256,7 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
         struct lpfc_iocbq *first_iocbq, *iocbq;
         struct fc_frame_header *fc_hdr;
         uint32_t sid;
+        struct ulp_bde64 *pbde;
 
         fc_hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt;
         /* remove from receive buffer list */
@@ -11283,8 +11298,9 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
                 if (!iocbq->context3) {
                         iocbq->context3 = d_buf;
                         iocbq->iocb.ulpBdeCount++;
-                        iocbq->iocb.unsli3.rcvsli3.bde2.tus.f.bdeSize =
-                                                        LPFC_DATA_BUF_SIZE;
+                        pbde = (struct ulp_bde64 *)
+                                        &iocbq->iocb.unsli3.sli3Words[4];
+                        pbde->tus.f.bdeSize = LPFC_DATA_BUF_SIZE;
                         first_iocbq->iocb.unsli3.rcvsli3.acc_len +=
                                 bf_get(lpfc_rcqe_length,
                                        &seq_dmabuf->cq_event.cqe.rcqe_cmpl);
@@ -11401,15 +11417,9 @@ lpfc_sli4_handle_received_buffer(struct lpfc_hba *phba,
                 return;
         }
         /* If not last frame in sequence continue processing frames. */
-        if (!lpfc_seq_complete(seq_dmabuf)) {
-                /*
-                 * When saving off frames post a new one and mark this
-                 * frame to be freed when it is finished.
-                 **/
-                lpfc_sli_hbqbuf_fill_hbqs(phba, LPFC_ELS_HBQ, 1);
-                dmabuf->tag = -1;
+        if (!lpfc_seq_complete(seq_dmabuf))
                 return;
-        }
+
         /* Send the complete sequence to the upper layer protocol */
         lpfc_sli4_send_seq_to_ulp(vport, seq_dmabuf);
 }
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 25d66d070cf8..44e5f574236b 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -28,7 +28,7 @@
 /* Multi-queue arrangement for fast-path FCP work queues */
 #define LPFC_FN_EQN_MAX       8
 #define LPFC_SP_EQN_DEF       1
-#define LPFC_FP_EQN_DEF       1
+#define LPFC_FP_EQN_DEF       4
 #define LPFC_FP_EQN_MIN       1
 #define LPFC_FP_EQN_MAX       (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF)
 
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index c7f3aed2aab8..792f72263f1a 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -18,7 +18,7 @@
  * included with this package.                                     *
  *******************************************************************/
 
-#define LPFC_DRIVER_VERSION "8.3.6"
+#define LPFC_DRIVER_VERSION "8.3.7"
 #define LPFC_DRIVER_NAME                "lpfc"
 #define LPFC_SP_DRIVER_HANDLER_NAME     "lpfc:sp"
 #define LPFC_FP_DRIVER_HANDLER_NAME     "lpfc:fp"
diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c
index 7d6dd83d3592..e3c7fa642306 100644
--- a/drivers/scsi/lpfc/lpfc_vport.c
+++ b/drivers/scsi/lpfc/lpfc_vport.c
@@ -512,8 +512,10 @@ enable_vport(struct fc_vport *fc_vport)
                 return VPORT_OK;
         }
 
+        spin_lock_irq(&phba->hbalock);
         vport->load_flag |= FC_LOADING;
         vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
 
         /* Use the Physical nodes Fabric NDLP to determine if the link is
          * up and ready to FDISC.
@@ -700,7 +702,7 @@ lpfc_vport_delete(struct fc_vport *fc_vport)
                         }
                         spin_unlock_irq(&phba->ndlp_lock);
                 }
-                if (vport->vpi_state != LPFC_VPI_REGISTERED)
+                if (!(vport->vpi_state & LPFC_VPI_REGISTERED))
                         goto skip_logo;
                 vport->unreg_vpi_cmpl = VPORT_INVAL;
                 timeout = msecs_to_jiffies(phba->fc_ratov * 2000);
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index e7d2688fbeba..b6f1ef954af1 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -2483,14 +2483,12 @@ static int pmcraid_error_handler(struct pmcraid_cmd *cmd)
                         sense_copied = 1;
                 }
 
-                if (RES_IS_GSCSI(res->cfg_entry)) {
+                if (RES_IS_GSCSI(res->cfg_entry))
                         pmcraid_cancel_all(cmd, sense_copied);
-                } else if (sense_copied) {
+                else if (sense_copied)
                         pmcraid_erp_done(cmd);
-                        return 0;
-                } else  {
+                else
                         pmcraid_request_sense(cmd);
-                }
 
                 return 1;
 
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 21e2bc4d7401..3a9f5b288aee 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -232,6 +232,9 @@ qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
         if (off)
                 return 0;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
+
         if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
                 return -EINVAL;
         if (start > ha->optrom_size)
@@ -379,6 +382,9 @@ qla2x00_sysfs_read_vpd(struct kobject *kobj,
             struct device, kobj)));
         struct qla_hw_data *ha = vha->hw;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
+
         if (!capable(CAP_SYS_ADMIN))
                 return 0;
 
@@ -398,6 +404,9 @@ qla2x00_sysfs_write_vpd(struct kobject *kobj,
         struct qla_hw_data *ha = vha->hw;
         uint8_t *tmp_data;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
+
         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
             !ha->isp_ops->write_nvram)
                 return 0;
@@ -1238,10 +1247,11 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
     char *buf)
 {
         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
-        int rval;
+        int rval = QLA_FUNCTION_FAILED;
         uint16_t state[5];
 
-        rval = qla2x00_get_firmware_state(vha, state);
+        if (!vha->hw->flags.eeh_busy)
+                rval = qla2x00_get_firmware_state(vha, state);
         if (rval != QLA_SUCCESS)
                 memset(state, -1, sizeof(state));
 
@@ -1452,10 +1462,13 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
         if (!fcport)
                 return;
 
-        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev)))
+        if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+                return;
+
+        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
-        else
-                qla2x00_abort_fcport_cmds(fcport);
+                return;
+        }
 
         /*
          * Transport has effectively 'deleted' the rport, clear
@@ -1475,6 +1488,9 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
         if (!fcport)
                 return;
 
+        if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+                return;
+
         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
                 return;
@@ -1515,6 +1531,12 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
         pfc_host_stat = &ha->fc_host_stat;
         memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
 
+        if (test_bit(UNLOADING, &vha->dpc_flags))
+                goto done;
+
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                goto done;
+
         stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
         if (stats == NULL) {
                 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index f660dd70b72e..d6d9c86cb058 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -26,7 +26,7 @@
 /* #define QL_DEBUG_LEVEL_14 */ /* Output RSCN trace msgs */
 /* #define QL_DEBUG_LEVEL_15 */ /* Output NPIV trace msgs */
 /* #define QL_DEBUG_LEVEL_16 */ /* Output ISP84XX trace msgs */
-/* #define QL_DEBUG_LEVEL_17 */ /* Output MULTI-Q trace messages */
+/* #define QL_DEBUG_LEVEL_17 */ /* Output EEH trace messages */
 
 /*
 * Macros use for debugging the driver.
@@ -132,6 +132,13 @@
 #else
 #define DEBUG16(x)      do {} while (0)
 #endif
+
+#if defined(QL_DEBUG_LEVEL_17)
+#define DEBUG17(x)      do {x;} while (0)
+#else
+#define DEBUG17(x)      do {} while (0)
+#endif
+
 /*
  * Firmware Dump structure definition
  */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 384afda7dbe9..608e675f68c8 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2256,11 +2256,13 @@ struct qla_hw_data {
                 uint32_t        disable_serdes          :1;
                 uint32_t        gpsc_supported          :1;
                 uint32_t        npiv_supported          :1;
+                uint32_t        pci_channel_io_perm_failure     :1;
                 uint32_t        fce_enabled             :1;
                 uint32_t        fac_supported           :1;
                 uint32_t        chip_reset_done         :1;
                 uint32_t        port0                   :1;
                 uint32_t        running_gold_fw         :1;
+                uint32_t        eeh_busy                :1;
                 uint32_t        cpu_affinity_enabled    :1;
                 uint32_t        disable_msix_handshake  :1;
         } flags;
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 0b6801fc6389..f61fb8d01330 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -324,6 +324,7 @@ qla2x00_read_ram_word(scsi_qla_host_t *, uint32_t, uint32_t *);
 extern int
 qla2x00_write_ram_word(scsi_qla_host_t *, uint32_t, uint32_t);
 
+extern int qla2x00_get_data_rate(scsi_qla_host_t *);
 /*
  * Global Function Prototypes in qla_isr.c source file.
  */
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 73a793539d45..b4a0eac8f96d 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -269,6 +269,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
         vha->flags.online = 0;
         ha->flags.chip_reset_done = 0;
         vha->flags.reset_active = 0;
+        ha->flags.pci_channel_io_perm_failure = 0;
+        ha->flags.eeh_busy = 0;
         atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
         atomic_set(&vha->loop_state, LOOP_DOWN);
         vha->device_flags = DFLG_NO_CABLE;
@@ -581,6 +583,9 @@ qla2x00_reset_chip(scsi_qla_host_t *vha)
         uint32_t        cnt;
         uint16_t        cmd;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return;
+
         ha->isp_ops->disable_intrs(ha);
 
         spin_lock_irqsave(&ha->hardware_lock, flags);
@@ -786,6 +791,12 @@ void
 qla24xx_reset_chip(scsi_qla_host_t *vha)
 {
         struct qla_hw_data *ha = vha->hw;
+
+        if (pci_channel_offline(ha->pdev) &&
+            ha->flags.pci_channel_io_perm_failure) {
+                return;
+        }
+
         ha->isp_ops->disable_intrs(ha);
 
         /* Perform RISC reset. */
@@ -2266,6 +2277,8 @@ qla2x00_configure_loop(scsi_qla_host_t *vha)
         clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
         clear_bit(RSCN_UPDATE, &vha->dpc_flags);
 
+        qla2x00_get_data_rate(vha);
+
         /* Determine what we need to do */
         if (ha->current_topology == ISP_CFG_FL &&
             (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
@@ -3560,6 +3573,13 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
                 /* Requeue all commands in outstanding command list. */
                 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
 
+                if (unlikely(pci_channel_offline(ha->pdev) &&
+                    ha->flags.pci_channel_io_perm_failure)) {
+                        clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
+                        status = 0;
+                        return status;
+                }
+
                 ha->isp_ops->get_flash_version(vha, req->ring);
 
                 ha->isp_ops->nvram_config(vha);
@@ -4458,6 +4478,8 @@ qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
         int ret, retries;
         struct qla_hw_data *ha = vha->hw;
 
+        if (ha->flags.pci_channel_io_perm_failure)
+                return;
         if (!IS_FWI2_CAPABLE(ha))
                 return;
         if (!ha->fw_major_version)
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 1692a883f4de..ffd0efdff40e 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -152,7 +152,7 @@ qla2300_intr_handler(int irq, void *dev_id)
         for (iter = 50; iter--; ) {
                 stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
                 if (stat & HSR_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                 break;
 
                         hccr = RD_REG_WORD(&reg->hccr);
@@ -1846,12 +1846,15 @@ qla24xx_intr_handler(int irq, void *dev_id)
         reg = &ha->iobase->isp24;
         status = 0;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return IRQ_HANDLED;
+
         spin_lock_irqsave(&ha->hardware_lock, flags);
         vha = pci_get_drvdata(ha->pdev);
         for (iter = 50; iter--; ) {
                 stat = RD_REG_DWORD(&reg->host_status);
                 if (stat & HSRX_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                 break;
 
                         hccr = RD_REG_DWORD(&reg->hccr);
@@ -1992,7 +1995,7 @@ qla24xx_msix_default(int irq, void *dev_id)
         do {
                 stat = RD_REG_DWORD(&reg->host_status);
                 if (stat & HSRX_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                 break;
 
                         hccr = RD_REG_DWORD(&reg->hccr);
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 05d595d9a7ef..056e4d4505f3 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -56,6 +56,12 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 
         DEBUG11(printk("%s(%ld): entered.\n", __func__, base_vha->host_no));
 
+        if (ha->flags.pci_channel_io_perm_failure) {
+                DEBUG(printk("%s(%ld): Perm failure on EEH, timeout MBX "
+                             "Exiting.\n", __func__, vha->host_no));
+                return QLA_FUNCTION_TIMEOUT;
+        }
+
         /*
          * Wait for active mailbox commands to finish by waiting at most tov
          * seconds. This is to serialize actual issuing of mailbox cmds during
@@ -154,10 +160,14 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                         /* Check for pending interrupts. */
                         qla2x00_poll(ha->rsp_q_map[0]);
 
-                        if (command != MBC_LOAD_RISC_RAM_EXTENDED &&
-                            !ha->flags.mbox_int)
+                        if (!ha->flags.mbox_int &&
+                            !(IS_QLA2200(ha) &&
+                            command == MBC_LOAD_RISC_RAM_EXTENDED))
                                 msleep(10);
                 } /* while */
+                DEBUG17(qla_printk(KERN_WARNING, ha,
+                        "Waited %d sec\n",
+                        (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ)));
         }
 
         /* Check whether we timed out */
@@ -227,7 +237,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 
         if (rval == QLA_FUNCTION_TIMEOUT &&
             mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
-                if (!io_lock_on || (mcp->flags & IOCTL_CMD)) {
+                if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
+                    ha->flags.eeh_busy) {
                         /* not in dpc. schedule it for dpc to take over. */
                         DEBUG(printk("%s(%ld): timeout schedule "
                         "isp_abort_needed.\n", __func__,
@@ -237,7 +248,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                         base_vha->host_no));
                         qla_printk(KERN_WARNING, ha,
                             "Mailbox command timeout occurred. Scheduling ISP "
-                            "abort.\n");
+                            "abort. eeh_busy: 0x%x\n", ha->flags.eeh_busy);
                         set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
                         qla2xxx_wake_dpc(vha);
                 } else if (!abort_active) {
@@ -2530,6 +2541,9 @@ qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
         if (!IS_FWI2_CAPABLE(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2565,6 +2579,9 @@ qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
         if (!IS_FWI2_CAPABLE(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2595,6 +2612,9 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
         if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2639,6 +2659,9 @@ qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
         if (!IS_FWI2_CAPABLE(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -3643,3 +3666,36 @@ qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
 
         return rval;
 }
+
+int
+qla2x00_get_data_rate(scsi_qla_host_t *vha)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+        struct qla_hw_data *ha = vha->hw;
+
+        if (!IS_FWI2_CAPABLE(ha))
+                return QLA_FUNCTION_FAILED;
+
+        DEBUG11(printk(KERN_INFO "%s(%ld): entered.\n", __func__, vha->host_no));
+
+        mcp->mb[0] = MBC_DATA_RATE;
+        mcp->mb[1] = 0;
+        mcp->out_mb = MBX_1|MBX_0;
+        mcp->in_mb = MBX_2|MBX_1|MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk(KERN_INFO "%s(%ld): failed=%x mb[0]=%x.\n",
+                    __func__, vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk(KERN_INFO
+                    "%s(%ld): done.\n", __func__, vha->host_no));
+                if (mcp->mb[1] != 0x7)
+                        ha->link_data_rate = mcp->mb[1];
+        }
+
+        return rval;
+}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 2a4c7f4e7b69..b901aa267e7d 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -639,8 +639,10 @@ static void qla_do_work(struct work_struct *work)
         struct rsp_que *rsp = container_of(work, struct rsp_que, q_work);
         struct scsi_qla_host *vha;
 
+        spin_lock_irq(&rsp->hw->hardware_lock);
         vha = qla25xx_get_host(rsp);
         qla24xx_process_response_queue(vha, rsp);
+        spin_unlock_irq(&rsp->hw->hardware_lock);
 }
 
 /* create response queue */
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 2f873d237325..209f50e788a1 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -475,11 +475,11 @@ qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
         srb_t *sp;
         int rval;
 
-        if (unlikely(pci_channel_offline(ha->pdev))) {
-                if (ha->pdev->error_state == pci_channel_io_frozen)
-                        cmd->result = DID_REQUEUE << 16;
-                else
+        if (ha->flags.eeh_busy) {
+                if (ha->flags.pci_channel_io_perm_failure)
                         cmd->result = DID_NO_CONNECT << 16;
+                else
+                        cmd->result = DID_REQUEUE << 16;
                 goto qc24_fail_command;
         }
 
@@ -552,8 +552,15 @@ qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
 #define ABORT_POLLING_PERIOD    1000
 #define ABORT_WAIT_ITER         ((10 * 1000) / (ABORT_POLLING_PERIOD))
         unsigned long wait_iter = ABORT_WAIT_ITER;
+        scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+        struct qla_hw_data *ha = vha->hw;
         int ret = QLA_SUCCESS;
 
+        if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
+                DEBUG17(qla_printk(KERN_WARNING, ha, "return:eh_wait\n"));
+                return ret;
+        }
+
         while (CMD_SP(cmd) && wait_iter--) {
                 msleep(ABORT_POLLING_PERIOD);
         }
@@ -1810,6 +1817,13 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
         /* Set ISP-type information. */
         qla2x00_set_isp_flags(ha);
+
+        /* Set EEH reset type to fundamental if required by hba */
+        if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) {
+                pdev->needs_freset = 1;
+                pci_save_state(pdev);
+        }
+
         /* Configure PCI I/O space */
         ret = qla2x00_iospace_config(ha);
         if (ret)
@@ -2174,6 +2188,24 @@ qla2x00_free_device(scsi_qla_host_t *vha)
 {
         struct qla_hw_data *ha = vha->hw;
 
+        qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
+
+        /* Disable timer */
+        if (vha->timer_active)
+                qla2x00_stop_timer(vha);
+
+        /* Kill the kernel thread for this host */
+        if (ha->dpc_thread) {
+                struct task_struct *t = ha->dpc_thread;
+
+                /*
+                 * qla2xxx_wake_dpc checks for ->dpc_thread
+                 * so we need to zero it out.
+                 */
+                ha->dpc_thread = NULL;
+                kthread_stop(t);
+        }
+
         qla25xx_delete_queues(vha);
 
         if (ha->flags.fce_enabled)
@@ -2185,6 +2217,8 @@ qla2x00_free_device(scsi_qla_host_t *vha)
         /* Stop currently executing firmware. */
         qla2x00_try_to_stop_firmware(vha);
 
+        vha->flags.online = 0;
+
         /* turn-off interrupts on the card */
         if (ha->interrupts_on)
                 ha->isp_ops->disable_intrs(ha);
@@ -2859,6 +2893,13 @@ qla2x00_do_dpc(void *data)
                 if (!base_vha->flags.init_done)
                         continue;
 
+                if (ha->flags.eeh_busy) {
+                        DEBUG17(qla_printk(KERN_WARNING, ha,
+                            "qla2x00_do_dpc: dpc_flags: %lx\n",
+                            base_vha->dpc_flags));
+                        continue;
+                }
+
                 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
 
                 ha->dpc_active = 1;
@@ -3049,8 +3090,13 @@ qla2x00_timer(scsi_qla_host_t *vha)
         int             index;
         srb_t           *sp;
         int             t;
+        uint16_t        w;
         struct qla_hw_data *ha = vha->hw;
         struct req_que *req;
+
+        /* Hardware read to raise pending EEH errors during mailbox waits. */
+        if (!pci_channel_offline(ha->pdev))
+                pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
         /*
          * Ports - Port down timer.
          *
@@ -3252,16 +3298,23 @@ qla2x00_release_firmware(void)
 static pci_ers_result_t
 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
 {
-        scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
+        scsi_qla_host_t *vha = pci_get_drvdata(pdev);
+        struct qla_hw_data *ha = vha->hw;
+
+        DEBUG2(qla_printk(KERN_WARNING, ha, "error_detected:state %x\n",
+            state));
 
         switch (state) {
         case pci_channel_io_normal:
+                ha->flags.eeh_busy = 0;
                 return PCI_ERS_RESULT_CAN_RECOVER;
         case pci_channel_io_frozen:
+                ha->flags.eeh_busy = 1;
                 pci_disable_device(pdev);
                 return PCI_ERS_RESULT_NEED_RESET;
         case pci_channel_io_perm_failure:
-                qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
+                ha->flags.pci_channel_io_perm_failure = 1;
+                qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
                 return PCI_ERS_RESULT_DISCONNECT;
         }
         return PCI_ERS_RESULT_NEED_RESET;
@@ -3312,6 +3365,8 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
         struct qla_hw_data *ha = base_vha->hw;
         int rc;
 
+        DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n"));
+
         if (ha->mem_only)
                 rc = pci_enable_device_mem(pdev);
         else
@@ -3320,19 +3375,33 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
         if (rc) {
                 qla_printk(KERN_WARNING, ha,
                     "Can't re-enable PCI device after reset.\n");
-
                 return ret;
         }
-        pci_set_master(pdev);
 
         if (ha->isp_ops->pci_config(base_vha))
                 return ret;
 
+#ifdef QL_DEBUG_LEVEL_17
+        {
+                uint8_t b;
+                uint32_t i;
+
+                printk("slot_reset_1: ");
+                for (i = 0; i < 256; i++) {
+                        pci_read_config_byte(ha->pdev, i, &b);
+                        printk("%s%02x", (i%16) ? " " : "\n", b);
+                }
+                printk("\n");
+        }
+#endif
         set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
         if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
                 ret =  PCI_ERS_RESULT_RECOVERED;
         clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
 
+        DEBUG17(qla_printk(KERN_WARNING, ha,
+            "slot_reset-return:ret=%x\n", ret));
+
         return ret;
 }
 
@@ -3343,12 +3412,17 @@ qla2xxx_pci_resume(struct pci_dev *pdev)
         struct qla_hw_data *ha = base_vha->hw;
         int ret;
 
+        DEBUG17(qla_printk(KERN_WARNING, ha, "pci_resume\n"));
+
         ret = qla2x00_wait_for_hba_online(base_vha);
         if (ret != QLA_SUCCESS) {
                 qla_printk(KERN_ERR, ha,
                     "the device failed to resume I/O "
                     "from slot/link_reset");
         }
+
+        ha->flags.eeh_busy = 0;
+
         pci_cleanup_aer_uncorrect_error_status(pdev);
 }
 
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index c482220f7eed..a65dd95507c6 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.01-k8"
+#define QLA2XXX_VERSION      "8.03.01-k9"
 
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 3058bb1aff95..fd7b15be7640 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -623,6 +623,11 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
                 }
                 break;
         case INQUIRY:
+                if (lun >= host->max_lun) {
+                        cmd->result = DID_NO_CONNECT << 16;
+                        done(cmd);
+                        return 0;
+                }
                 if (id != host->max_id - 1)
                         break;
                 if (!lun && !cmd->device->channel &&
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 7dc85997e96c..c57d9ce5ff7e 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -171,6 +171,9 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm,
 #ifdef ELF_FDPIC_PLAT_INIT
         unsigned long dynaddr;
 #endif
+#ifndef CONFIG_MMU
+        unsigned long stack_prot;
+#endif
         struct file *interpreter = NULL; /* to shut gcc up */
         char *interpreter_name = NULL;
         int executable_stack;
@@ -316,6 +319,8 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm,
          * defunct, deceased, etc. after this point we have to exit via
          * error_kill */
         set_personality(PER_LINUX_FDPIC);
+        if (elf_read_implies_exec(&exec_params.hdr, executable_stack))
+                current->personality |= READ_IMPLIES_EXEC;
         set_binfmt(&elf_fdpic_format);
 
         current->mm->start_code = 0;
@@ -377,9 +382,13 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm,
         if (stack_size < PAGE_SIZE * 2)
                 stack_size = PAGE_SIZE * 2;
 
+        stack_prot = PROT_READ | PROT_WRITE;
+        if (executable_stack == EXSTACK_ENABLE_X ||
+            (executable_stack == EXSTACK_DEFAULT && VM_STACK_FLAGS & VM_EXEC))
+                stack_prot |= PROT_EXEC;
+
         down_write(&current->mm->mmap_sem);
-        current->mm->start_brk = do_mmap(NULL, 0, stack_size,
-                                         PROT_READ | PROT_WRITE | PROT_EXEC,
+        current->mm->start_brk = do_mmap(NULL, 0, stack_size, stack_prot,
                                          MAP_PRIVATE | MAP_ANONYMOUS |
                                          MAP_UNINITIALIZED | MAP_GROWSDOWN,
                                          0);
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 7c2e337d05af..c194793b642b 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -780,12 +780,9 @@ static inline int nfsd_dosync(struct file *filp, struct dentry *dp,
         int (*fsync) (struct file *, struct dentry *, int);
         int err;
 
-        err = filemap_fdatawrite(inode->i_mapping);
+        err = filemap_write_and_wait(inode->i_mapping);
         if (err == 0 && fop && (fsync = fop->fsync))
                 err = fsync(filp, dp, 0);
-        if (err == 0)
-                err = filemap_fdatawait(inode->i_mapping);
-
         return err;
 }
 
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 71dafb69cfeb..ffac157fb5b2 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1408,7 +1408,7 @@ extern int drm_ati_pcigart_cleanup(struct drm_device *dev,
                                    struct drm_ati_pcigart_info * gart_info);
 
 extern drm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size,
-                                       size_t align, dma_addr_t maxaddr);
+                                       size_t align);
 extern void __drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah);
 extern void drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah);
 
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index ec3f5e80a5df..b64a8d7cdf6d 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -188,6 +188,7 @@ typedef struct _drm_i915_sarea {
 #define DRM_I915_GEM_MADVISE    0x26
 #define DRM_I915_OVERLAY_PUT_IMAGE      0x27
 #define DRM_I915_OVERLAY_ATTRS  0x28
+#define DRM_I915_GEM_EXECBUFFER2        0x29
 
 #define DRM_IOCTL_I915_INIT             DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
 #define DRM_IOCTL_I915_FLUSH            DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
@@ -207,6 +208,7 @@ typedef struct _drm_i915_sarea {
 #define DRM_IOCTL_I915_VBLANK_SWAP      DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
 #define DRM_IOCTL_I915_GEM_INIT         DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init)
 #define DRM_IOCTL_I915_GEM_EXECBUFFER   DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer)
+#define DRM_IOCTL_I915_GEM_EXECBUFFER2  DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2)
 #define DRM_IOCTL_I915_GEM_PIN          DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin)
 #define DRM_IOCTL_I915_GEM_UNPIN        DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin)
 #define DRM_IOCTL_I915_GEM_BUSY         DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy)
@@ -272,6 +274,7 @@ typedef struct drm_i915_irq_wait {
 #define I915_PARAM_NUM_FENCES_AVAIL      6
 #define I915_PARAM_HAS_OVERLAY           7
 #define I915_PARAM_HAS_PAGEFLIPPING      8
+#define I915_PARAM_HAS_EXECBUF2          9
 
 typedef struct drm_i915_getparam {
         int param;
@@ -567,6 +570,57 @@ struct drm_i915_gem_execbuffer {
         __u64 cliprects_ptr;
 };
 
+struct drm_i915_gem_exec_object2 {
+        /**
+         * User's handle for a buffer to be bound into the GTT for this
+         * operation.
+         */
+        __u32 handle;
+
+        /** Number of relocations to be performed on this buffer */
+        __u32 relocation_count;
+        /**
+         * Pointer to array of struct drm_i915_gem_relocation_entry containing
+         * the relocations to be performed in this buffer.
+         */
+        __u64 relocs_ptr;
+
+        /** Required alignment in graphics aperture */
+        __u64 alignment;
+
+        /**
+         * Returned value of the updated offset of the object, for future
+         * presumed_offset writes.
+         */
+        __u64 offset;
+
+#define EXEC_OBJECT_NEEDS_FENCE (1<<0)
+        __u64 flags;
+        __u64 rsvd1;
+        __u64 rsvd2;
+};
+
+struct drm_i915_gem_execbuffer2 {
+        /**
+         * List of gem_exec_object2 structs
+         */
+        __u64 buffers_ptr;
+        __u32 buffer_count;
+
+        /** Offset in the batchbuffer to start execution from. */
+        __u32 batch_start_offset;
+        /** Bytes used in batchbuffer from batch_start_offset */
+        __u32 batch_len;
+        __u32 DR1;
+        __u32 DR4;
+        __u32 num_cliprects;
+        /** This is a struct drm_clip_rect *cliprects */
+        __u64 cliprects_ptr;
+        __u64 flags; /* currently unused */
+        __u64 rsvd1;
+        __u64 rsvd2;
+};
+
 struct drm_i915_gem_pin {
         /** Handle of the buffer to be pinned. */
         __u32 handle;
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 84a524afb3dc..84d020bed083 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -123,6 +123,8 @@ struct vm_region {
         struct file     *vm_file;       /* the backing file or NULL */
 
         atomic_t        vm_usage;       /* region usage count */
+        bool            vm_icache_flushed : 1; /* true if the icache has been flushed for
+                                                * this region */
 };
 
 /*
diff --git a/mm/nommu.c b/mm/nommu.c
index 6f9248f89bde..17773862619b 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -432,6 +432,7 @@ SYSCALL_DEFINE1(brk, unsigned long, brk)
         /*
          * Ok, looks good - let it rip.
          */
+        flush_icache_range(mm->brk, brk);
         return mm->brk = brk;
 }
 
@@ -1353,10 +1354,14 @@ unsigned long do_mmap_pgoff(struct file *file,
 share:
         add_vma_to_mm(current->mm, vma);
 
-        up_write(&nommu_region_sem);
+        /* we flush the region from the icache only when the first executable
+         * mapping of it is made  */
+        if (vma->vm_flags & VM_EXEC && !region->vm_icache_flushed) {
+                flush_icache_range(region->vm_start, region->vm_end);
+                region->vm_icache_flushed = true;
+        }
 
-        if (prot & PROT_EXEC)
-                flush_icache_range(result, result + len);
+        up_write(&nommu_region_sem);
 
         kleave(" = %lx", result);
         return result;
@@ -1916,9 +1921,11 @@ int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, in
 
                 /* only read or write mappings where it is permitted */
                 if (write && vma->vm_flags & VM_MAYWRITE)
-                        len -= copy_to_user((void *) addr, buf, len);
+                        copy_to_user_page(vma, NULL, addr,
+                                         (void *) addr, buf, len);
                 else if (!write && vma->vm_flags & VM_MAYREAD)
-                        len -= copy_from_user(buf, (void *) addr, len);
+                        copy_from_user_page(vma, NULL, addr,
+                                            buf, (void *) addr, len);
                 else
                         len = 0;
         } else {
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 1c924ee0a1ef..7d1f9e928f69 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -699,7 +699,8 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
         spin_unlock_bh(&pool->sp_lock);
 
         len = 0;
-        if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) {
+        if (test_bit(XPT_LISTENER, &xprt->xpt_flags) &&
+            !test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
                 struct svc_xprt *newxpt;
                 newxpt = xprt->xpt_ops->xpo_accept(xprt);
                 if (newxpt) {