Merge commit 'origin/master' into next

150 files changed, 1596 insertions, 936 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index b8bea100a160..b34390347c16 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -2868,6 +2868,21 @@ static bool ahci_broken_suspend(struct pci_dev *pdev)
                         },
                         .driver_data = "F.23",  /* cutoff BIOS version */
                 },
+                /*
+                 * Acer eMachines G725 has the same problem.  BIOS
+                 * V1.03 is known to be broken.  V3.04 is known to
+                 * work.  Inbetween, there are V1.06, V2.06 and V3.03
+                 * that we don't have much idea about.  For now,
+                 * blacklist anything older than V3.04.
+                 */
+                {
+                        .ident = "G725",
+                        .matches = {
+                                DMI_MATCH(DMI_SYS_VENDOR, "eMachines"),
+                                DMI_MATCH(DMI_PRODUCT_NAME, "eMachines G725"),
+                        },
+                        .driver_data = "V3.04", /* cutoff BIOS version */
+                },
                 { }     /* terminate list */
         };
         const struct dmi_system_id *dmi = dmi_first_match(sysids);
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f4ea5a8c325b..d096fbcbc771 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2875,7 +2875,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
          * write indication (used for PIO/DMA setup), result TF is
          * copied back and we don't whine too much about its failure.
          */
-        tf->flags = ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
+        tf->flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
         if (scmd->sc_data_direction == DMA_TO_DEVICE)
                 tf->flags |= ATA_TFLAG_WRITE;
 
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 741065c9da67..730ef3c384ca 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -893,6 +893,9 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
                                        do_write);
         }
 
+        if (!do_write)
+                flush_dcache_page(page);
+
         qc->curbytes += qc->sect_size;
         qc->cursg_ofs += qc->sect_size;
 
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 873e594860d3..9291614ac6b7 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -337,6 +337,9 @@ static int cciss_seq_show(struct seq_file *seq, void *v)
         if (*pos > h->highest_lun)
                 return 0;
 
+        if (drv == NULL) /* it's possible for h->drv[] to have holes. */
+                return 0;
+
         if (drv->heads == 0)
                 return 0;
 
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 2ddf03ae034e..68b5957f107c 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -322,7 +322,7 @@ static void pkt_sysfs_dev_remove(struct pktcdvd_device *pd)
         pkt_kobj_remove(pd->kobj_stat);
         pkt_kobj_remove(pd->kobj_wqueue);
         if (class_pktcdvd)
-                device_destroy(class_pktcdvd, pd->pkt_dev);
+                device_unregister(pd->dev);
 }
 
 
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index 652367aa6546..058fbccf2f52 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -195,5 +195,16 @@ config BT_MRVL_SDIO
           Say Y here to compile support for Marvell BT-over-SDIO driver
           into the kernel or say M to compile it as module.
 
-endmenu
+config BT_ATH3K
+        tristate "Atheros firmware download driver"
+        depends on BT_HCIBTUSB
+        select FW_LOADER
+        help
+          Bluetooth firmware download driver.
+          This driver loads the firmware into the Atheros Bluetooth
+          chipset.
 
+          Say Y here to compile support for "Atheros firmware download driver"
+          into the kernel or say M to compile it as module (ath3k).
+
+endmenu
diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile
index b3f57d2d4eb0..7e5aed598121 100644
--- a/drivers/bluetooth/Makefile
+++ b/drivers/bluetooth/Makefile
@@ -15,6 +15,7 @@ obj-$(CONFIG_BT_HCIBTUART)	+= btuart_cs.o
 obj-$(CONFIG_BT_HCIBTUSB)       += btusb.o
 obj-$(CONFIG_BT_HCIBTSDIO)      += btsdio.o
 
+obj-$(CONFIG_BT_ATH3K)          += ath3k.o
 obj-$(CONFIG_BT_MRVL)           += btmrvl.o
 obj-$(CONFIG_BT_MRVL_SDIO)      += btmrvl_sdio.o
 
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
new file mode 100644
index 000000000000..add9485ca5b6
--- /dev/null
+++ b/drivers/bluetooth/ath3k.c
@@ -0,0 +1,187 @@
+/*
+ * Copyright (c) 2008-2009 Atheros Communications Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/device.h>
+#include <linux/firmware.h>
+#include <linux/usb.h>
+#include <net/bluetooth/bluetooth.h>
+
+#define VERSION "1.0"
+
+
+static struct usb_device_id ath3k_table[] = {
+        /* Atheros AR3011 */
+        { USB_DEVICE(0x0CF3, 0x3000) },
+        { }     /* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(usb, ath3k_table);
+
+#define USB_REQ_DFU_DNLOAD      1
+#define BULK_SIZE               4096
+
+struct ath3k_data {
+        struct usb_device *udev;
+        u8 *fw_data;
+        u32 fw_size;
+        u32 fw_sent;
+};
+
+static int ath3k_load_firmware(struct ath3k_data *data,
+                                unsigned char *firmware,
+                                int count)
+{
+        u8 *send_buf;
+        int err, pipe, len, size, sent = 0;
+
+        BT_DBG("ath3k %p udev %p", data, data->udev);
+
+        pipe = usb_sndctrlpipe(data->udev, 0);
+
+        if ((usb_control_msg(data->udev, pipe,
+                                USB_REQ_DFU_DNLOAD,
+                                USB_TYPE_VENDOR, 0, 0,
+                                firmware, 20, USB_CTRL_SET_TIMEOUT)) < 0) {
+                BT_ERR("Can't change to loading configuration err");
+                return -EBUSY;
+        }
+        sent += 20;
+        count -= 20;
+
+        send_buf = kmalloc(BULK_SIZE, GFP_ATOMIC);
+        if (!send_buf) {
+                BT_ERR("Can't allocate memory chunk for firmware");
+                return -ENOMEM;
+        }
+
+        while (count) {
+                size = min_t(uint, count, BULK_SIZE);
+                pipe = usb_sndbulkpipe(data->udev, 0x02);
+                memcpy(send_buf, firmware + sent, size);
+
+                err = usb_bulk_msg(data->udev, pipe, send_buf, size,
+                                        &len, 3000);
+
+                if (err || (len != size)) {
+                        BT_ERR("Error in firmware loading err = %d,"
+                                "len = %d, size = %d", err, len, size);
+                        goto error;
+                }
+
+                sent  += size;
+                count -= size;
+        }
+
+        kfree(send_buf);
+        return 0;
+
+error:
+        kfree(send_buf);
+        return err;
+}
+
+static int ath3k_probe(struct usb_interface *intf,
+                        const struct usb_device_id *id)
+{
+        const struct firmware *firmware;
+        struct usb_device *udev = interface_to_usbdev(intf);
+        struct ath3k_data *data;
+        int size;
+
+        BT_DBG("intf %p id %p", intf, id);
+
+        if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
+                return -ENODEV;
+
+        data = kzalloc(sizeof(*data), GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
+
+        data->udev = udev;
+
+        if (request_firmware(&firmware, "ath3k-1.fw", &udev->dev) < 0) {
+                kfree(data);
+                return -EIO;
+        }
+
+        size = max_t(uint, firmware->size, 4096);
+        data->fw_data = kmalloc(size, GFP_KERNEL);
+        if (!data->fw_data) {
+                release_firmware(firmware);
+                kfree(data);
+                return -ENOMEM;
+        }
+
+        memcpy(data->fw_data, firmware->data, firmware->size);
+        data->fw_size = firmware->size;
+        data->fw_sent = 0;
+        release_firmware(firmware);
+
+        usb_set_intfdata(intf, data);
+        if (ath3k_load_firmware(data, data->fw_data, data->fw_size)) {
+                usb_set_intfdata(intf, NULL);
+                return -EIO;
+        }
+
+        return 0;
+}
+
+static void ath3k_disconnect(struct usb_interface *intf)
+{
+        struct ath3k_data *data = usb_get_intfdata(intf);
+
+        BT_DBG("ath3k_disconnect intf %p", intf);
+
+        kfree(data->fw_data);
+        kfree(data);
+}
+
+static struct usb_driver ath3k_driver = {
+        .name           = "ath3k",
+        .probe          = ath3k_probe,
+        .disconnect     = ath3k_disconnect,
+        .id_table       = ath3k_table,
+};
+
+static int __init ath3k_init(void)
+{
+        BT_INFO("Atheros AR30xx firmware driver ver %s", VERSION);
+        return usb_register(&ath3k_driver);
+}
+
+static void __exit ath3k_exit(void)
+{
+        usb_deregister(&ath3k_driver);
+}
+
+module_init(ath3k_init);
+module_exit(ath3k_exit);
+
+MODULE_AUTHOR("Atheros Communications");
+MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
+MODULE_VERSION(VERSION);
+MODULE_LICENSE("GPL");
+MODULE_FIRMWARE("ath3k-1.fw");
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index 2acdc605cb4b..c2cf81144715 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -503,7 +503,9 @@ static irqreturn_t bluecard_interrupt(int irq, void *dev_inst)
         unsigned int iobase;
         unsigned char reg;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         if (!test_bit(CARD_READY, &(info->hw_state)))
                 return IRQ_HANDLED;
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index d814a2755ccb..9f5926aaf57f 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -345,7 +345,9 @@ static irqreturn_t bt3c_interrupt(int irq, void *dev_inst)
         int iir;
         irqreturn_t r = IRQ_NONE;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         iobase = info->p_dev->io.BasePort1;
 
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index f36defa37764..57d965b7f521 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -808,6 +808,7 @@ static int btmrvl_sdio_host_to_card(struct btmrvl_private *priv,
 
 exit:
         sdio_release_host(card->func);
+        kfree(tmpbuf);
 
         return ret;
 }
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index d339464dc15e..91c523099804 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -295,7 +295,9 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst)
         int iir, lsr;
         irqreturn_t r = IRQ_NONE;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         iobase = info->p_dev->io.BasePort1;
 
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index 4f02a6f3c980..697591941e17 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -299,7 +299,9 @@ static irqreturn_t dtl1_interrupt(int irq, void *dev_inst)
         int iir, lsr;
         irqreturn_t r = IRQ_NONE;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         iobase = info->p_dev->io.BasePort1;
 
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 34cf04e21795..fd50ead59c79 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -767,16 +767,19 @@ int __init agp_amd64_init(void)
 
 static int __init agp_amd64_mod_init(void)
 {
+#ifndef MODULE
         if (gart_iommu_aperture)
                 return agp_bridges_found ? 0 : -ENODEV;
-
+#endif
         return agp_amd64_init();
 }
 
 static void __exit agp_amd64_cleanup(void)
 {
+#ifndef MODULE
         if (gart_iommu_aperture)
                 return;
+#endif
         if (aperture_resource)
                 release_resource(aperture_resource);
         pci_unregister_driver(&agp_amd64_pci_driver);
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index be832b6f8279..48788db4e280 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -395,6 +395,7 @@ static ssize_t read_kmem(struct file *file, char __user *buf,
         unsigned long p = *ppos;
         ssize_t low_count, read, sz;
         char * kbuf; /* k-addr because vread() takes vmlist_lock rwlock */
+        int err = 0;
 
         read = 0;
         if (p < (unsigned long) high_memory) {
@@ -441,12 +442,16 @@ static ssize_t read_kmem(struct file *file, char __user *buf,
                         return -ENOMEM;
                 while (count > 0) {
                         sz = size_inside_page(p, count);
+                        if (!is_vmalloc_or_module_addr((void *)p)) {
+                                err = -ENXIO;
+                                break;
+                        }
                         sz = vread(kbuf, (char *)p, sz);
                         if (!sz)
                                 break;
                         if (copy_to_user(buf, kbuf, sz)) {
-                                free_page((unsigned long)kbuf);
-                                return -EFAULT;
+                                err = -EFAULT;
+                                break;
                         }
                         count -= sz;
                         buf += sz;
@@ -455,8 +460,8 @@ static ssize_t read_kmem(struct file *file, char __user *buf,
                 }
                 free_page((unsigned long)kbuf);
         }
-        *ppos = p;
-        return read;
+        *ppos = p;
+        return read ? read : err;
 }
 
 
@@ -520,6 +525,7 @@ static ssize_t write_kmem(struct file * file, const char __user * buf,
         ssize_t wrote = 0;
         ssize_t virtr = 0;
         char * kbuf; /* k-addr because vwrite() takes vmlist_lock rwlock */
+        int err = 0;
 
         if (p < (unsigned long) high_memory) {
                 unsigned long to_write = min_t(unsigned long, count,
@@ -540,14 +546,16 @@ static ssize_t write_kmem(struct file * file, const char __user * buf,
                         unsigned long sz = size_inside_page(p, count);
                         unsigned long n;
 
+                        if (!is_vmalloc_or_module_addr((void *)p)) {
+                                err = -ENXIO;
+                                break;
+                        }
                         n = copy_from_user(kbuf, buf, sz);
                         if (n) {
-                                if (wrote + virtr)
-                                        break;
-                                free_page((unsigned long)kbuf);
-                                return -EFAULT;
+                                err = -EFAULT;
+                                break;
                         }
-                        sz = vwrite(kbuf, (char *)p, sz);
+                        vwrite(kbuf, (char *)p, sz);
                         count -= sz;
                         buf += sz;
                         virtr += sz;
@@ -556,8 +564,8 @@ static ssize_t write_kmem(struct file * file, const char __user * buf,
                 free_page((unsigned long)kbuf);
         }
 
-        *ppos = p;
-        return virtr + wrote;
+        *ppos = p;
+        return virtr + wrote ? : err;
 }
 #endif
 
diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c
index ecba4942fc8e..f58440791e65 100644
--- a/drivers/char/tpm/tpm_infineon.c
+++ b/drivers/char/tpm/tpm_infineon.c
@@ -39,12 +39,12 @@
 struct tpm_inf_dev {
         int iotype;
 
-        void __iomem *mem_base;         /* MMIO ioremap'd addr */
-        unsigned long map_base;         /* phys MMIO base */
-        unsigned long map_size;         /* MMIO region size */
-        unsigned int index_off;         /* index register offset */
+        void __iomem *mem_base; /* MMIO ioremap'd addr */
+        unsigned long map_base; /* phys MMIO base */
+        unsigned long map_size; /* MMIO region size */
+        unsigned int index_off; /* index register offset */
 
-        unsigned int data_regs;         /* Data registers */
+        unsigned int data_regs; /* Data registers */
         unsigned int data_size;
 
         unsigned int config_port;       /* IO Port config index reg */
@@ -406,14 +406,14 @@ static const struct tpm_vendor_specific tpm_inf = {
         .miscdev = {.fops = &inf_ops,},
 };
 
-static const struct pnp_device_id tpm_pnp_tbl[] = {
+static const struct pnp_device_id tpm_inf_pnp_tbl[] = {
         /* Infineon TPMs */
         {"IFX0101", 0},
         {"IFX0102", 0},
         {"", 0}
 };
 
-MODULE_DEVICE_TABLE(pnp, tpm_pnp_tbl);
+MODULE_DEVICE_TABLE(pnp, tpm_inf_pnp_tbl);
 
 static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
                                        const struct pnp_device_id *dev_id)
@@ -430,7 +430,7 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
         if (pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) &&
             !(pnp_port_flags(dev, 0) & IORESOURCE_DISABLED)) {
 
-                tpm_dev.iotype = TPM_INF_IO_PORT;
+                tpm_dev.iotype = TPM_INF_IO_PORT;
 
                 tpm_dev.config_port = pnp_port_start(dev, 0);
                 tpm_dev.config_size = pnp_port_len(dev, 0);
@@ -459,9 +459,9 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
                         goto err_last;
                 }
         } else if (pnp_mem_valid(dev, 0) &&
-                   !(pnp_mem_flags(dev, 0) & IORESOURCE_DISABLED)) {
+                   !(pnp_mem_flags(dev, 0) & IORESOURCE_DISABLED)) {
 
-                tpm_dev.iotype = TPM_INF_IO_MEM;
+                tpm_dev.iotype = TPM_INF_IO_MEM;
 
                 tpm_dev.map_base = pnp_mem_start(dev, 0);
                 tpm_dev.map_size = pnp_mem_len(dev, 0);
@@ -563,11 +563,11 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
                          "product id 0x%02x%02x"
                          "%s\n",
                          tpm_dev.iotype == TPM_INF_IO_PORT ?
-                                tpm_dev.config_port :
-                                tpm_dev.map_base + tpm_dev.index_off,
+                         tpm_dev.config_port :
+                         tpm_dev.map_base + tpm_dev.index_off,
                          tpm_dev.iotype == TPM_INF_IO_PORT ?
-                                tpm_dev.data_regs :
-                                tpm_dev.map_base + tpm_dev.data_regs,
+                         tpm_dev.data_regs :
+                         tpm_dev.map_base + tpm_dev.data_regs,
                          version[0], version[1],
                          vendorid[0], vendorid[1],
                          productid[0], productid[1], chipname);
@@ -607,20 +607,55 @@ static __devexit void tpm_inf_pnp_remove(struct pnp_dev *dev)
                         iounmap(tpm_dev.mem_base);
                         release_mem_region(tpm_dev.map_base, tpm_dev.map_size);
                 }
+                tpm_dev_vendor_release(chip);
                 tpm_remove_hardware(chip->dev);
         }
 }
 
+static int tpm_inf_pnp_suspend(struct pnp_dev *dev, pm_message_t pm_state)
+{
+        struct tpm_chip *chip = pnp_get_drvdata(dev);
+        int rc;
+        if (chip) {
+                u8 savestate[] = {
+                        0, 193, /* TPM_TAG_RQU_COMMAND */
+                        0, 0, 0, 10,    /* blob length (in bytes) */
+                        0, 0, 0, 152    /* TPM_ORD_SaveState */
+                };
+                dev_info(&dev->dev, "saving TPM state\n");
+                rc = tpm_inf_send(chip, savestate, sizeof(savestate));
+                if (rc < 0) {
+                        dev_err(&dev->dev, "error while saving TPM state\n");
+                        return rc;
+                }
+        }
+        return 0;
+}
+
+static int tpm_inf_pnp_resume(struct pnp_dev *dev)
+{
+        /* Re-configure TPM after suspending */
+        tpm_config_out(ENABLE_REGISTER_PAIR, TPM_INF_ADDR);
+        tpm_config_out(IOLIMH, TPM_INF_ADDR);
+        tpm_config_out((tpm_dev.data_regs >> 8) & 0xff, TPM_INF_DATA);
+        tpm_config_out(IOLIML, TPM_INF_ADDR);
+        tpm_config_out((tpm_dev.data_regs & 0xff), TPM_INF_DATA);
+        /* activate register */
+        tpm_config_out(TPM_DAR, TPM_INF_ADDR);
+        tpm_config_out(0x01, TPM_INF_DATA);
+        tpm_config_out(DISABLE_REGISTER_PAIR, TPM_INF_ADDR);
+        /* disable RESET, LP and IRQC */
+        tpm_data_out(RESET_LP_IRQC_DISABLE, CMD);
+        return tpm_pm_resume(&dev->dev);
+}
+
 static struct pnp_driver tpm_inf_pnp_driver = {
         .name = "tpm_inf_pnp",
-        .driver = {
-                .owner = THIS_MODULE,
-                .suspend = tpm_pm_suspend,
-                .resume = tpm_pm_resume,
-        },
-        .id_table = tpm_pnp_tbl,
+        .id_table = tpm_inf_pnp_tbl,
         .probe = tpm_inf_pnp_probe,
-        .remove = __devexit_p(tpm_inf_pnp_remove),
+        .suspend = tpm_inf_pnp_suspend,
+        .resume = tpm_inf_pnp_resume,
+        .remove = __devexit_p(tpm_inf_pnp_remove)
 };
 
 static int __init init_inf(void)
@@ -638,5 +673,5 @@ module_exit(cleanup_inf);
 
 MODULE_AUTHOR("Marcel Selhorst <m.selhorst@sirrix.com>");
 MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2");
-MODULE_VERSION("1.9");
+MODULE_VERSION("1.9.2");
 MODULE_LICENSE("GPL");
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index c6f3b48be9dd..dcb9083ecde0 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1951,8 +1951,10 @@ static int tty_fasync(int fd, struct file *filp, int on)
                         pid = task_pid(current);
                         type = PIDTYPE_PID;
                 }
-                retval = __f_setown(filp, pid, type, 0);
+                get_pid(pid);
                 spin_unlock_irqrestore(&tty->ctrl_lock, flags);
+                retval = __f_setown(filp, pid, type, 0);
+                put_pid(pid);
                 if (retval)
                         goto out;
         } else {
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index f06024668f99..537c29ac4487 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -36,17 +36,6 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Evgeniy Polyakov <zbr@ioremap.net>");
 MODULE_DESCRIPTION("Generic userspace <-> kernelspace connector.");
 
-static u32 cn_idx = CN_IDX_CONNECTOR;
-static u32 cn_val = CN_VAL_CONNECTOR;
-
-module_param(cn_idx, uint, 0);
-module_param(cn_val, uint, 0);
-MODULE_PARM_DESC(cn_idx, "Connector's main device idx.");
-MODULE_PARM_DESC(cn_val, "Connector's main device val.");
-
-static DEFINE_MUTEX(notify_lock);
-static LIST_HEAD(notify_list);
-
 static struct cn_dev cdev;
 
 static int cn_already_initialized;
@@ -210,54 +199,6 @@ static void cn_rx_skb(struct sk_buff *__skb)
 }
 
 /*
- * Notification routing.
- *
- * Gets id and checks if there are notification request for it's idx
- * and val.  If there are such requests notify the listeners with the
- * given notify event.
- *
- */
-static void cn_notify(struct cb_id *id, u32 notify_event)
-{
-        struct cn_ctl_entry *ent;
-
-        mutex_lock(&notify_lock);
-        list_for_each_entry(ent, &notify_list, notify_entry) {
-                int i;
-                struct cn_notify_req *req;
-                struct cn_ctl_msg *ctl = ent->msg;
-                int idx_found, val_found;
-
-                idx_found = val_found = 0;
-
-                req = (struct cn_notify_req *)ctl->data;
-                for (i = 0; i < ctl->idx_notify_num; ++i, ++req) {
-                        if (id->idx >= req->first &&
-                                        id->idx < req->first + req->range) {
-                                idx_found = 1;
-                                break;
-                        }
-                }
-
-                for (i = 0; i < ctl->val_notify_num; ++i, ++req) {
-                        if (id->val >= req->first &&
-                                        id->val < req->first + req->range) {
-                                val_found = 1;
-                                break;
-                        }
-                }
-
-                if (idx_found && val_found) {
-                        struct cn_msg m = { .ack = notify_event, };
-
-                        memcpy(&m.id, id, sizeof(m.id));
-                        cn_netlink_send(&m, ctl->group, GFP_KERNEL);
-                }
-        }
-        mutex_unlock(&notify_lock);
-}
-
-/*
  * Callback add routing - adds callback with given ID and name.
  * If there is registered callback with the same ID it will not be added.
  *
@@ -276,8 +217,6 @@ int cn_add_callback(struct cb_id *id, char *name,
         if (err)
                 return err;
 
-        cn_notify(id, 0);
-
         return 0;
 }
 EXPORT_SYMBOL_GPL(cn_add_callback);
@@ -295,111 +234,9 @@ void cn_del_callback(struct cb_id *id)
         struct cn_dev *dev = &cdev;
 
         cn_queue_del_callback(dev->cbdev, id);
-        cn_notify(id, 1);
 }
 EXPORT_SYMBOL_GPL(cn_del_callback);
 
-/*
- * Checks two connector's control messages to be the same.
- * Returns 1 if they are the same or if the first one is corrupted.
- */
-static int cn_ctl_msg_equals(struct cn_ctl_msg *m1, struct cn_ctl_msg *m2)
-{
-        int i;
-        struct cn_notify_req *req1, *req2;
-
-        if (m1->idx_notify_num != m2->idx_notify_num)
-                return 0;
-
-        if (m1->val_notify_num != m2->val_notify_num)
-                return 0;
-
-        if (m1->len != m2->len)
-                return 0;
-
-        if ((m1->idx_notify_num + m1->val_notify_num) * sizeof(*req1) !=
-            m1->len)
-                return 1;
-
-        req1 = (struct cn_notify_req *)m1->data;
-        req2 = (struct cn_notify_req *)m2->data;
-
-        for (i = 0; i < m1->idx_notify_num; ++i) {
-                if (req1->first != req2->first || req1->range != req2->range)
-                        return 0;
-                req1++;
-                req2++;
-        }
-
-        for (i = 0; i < m1->val_notify_num; ++i) {
-                if (req1->first != req2->first || req1->range != req2->range)
-                        return 0;
-                req1++;
-                req2++;
-        }
-
-        return 1;
-}
-
-/*
- * Main connector device's callback.
- *
- * Used for notification of a request's processing.
- */
-static void cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
-{
-        struct cn_ctl_msg *ctl;
-        struct cn_ctl_entry *ent;
-        u32 size;
-
-        if (msg->len < sizeof(*ctl))
-                return;
-
-        ctl = (struct cn_ctl_msg *)msg->data;
-
-        size = (sizeof(*ctl) + ((ctl->idx_notify_num +
-                                 ctl->val_notify_num) *
-                                sizeof(struct cn_notify_req)));
-
-        if (msg->len != size)
-                return;
-
-        if (ctl->len + sizeof(*ctl) != msg->len)
-                return;
-
-        /*
-         * Remove notification.
-         */
-        if (ctl->group == 0) {
-                struct cn_ctl_entry *n;
-
-                mutex_lock(&notify_lock);
-                list_for_each_entry_safe(ent, n, &notify_list, notify_entry) {
-                        if (cn_ctl_msg_equals(ent->msg, ctl)) {
-                                list_del(&ent->notify_entry);
-                                kfree(ent);
-                        }
-                }
-                mutex_unlock(&notify_lock);
-
-                return;
-        }
-
-        size += sizeof(*ent);
-
-        ent = kzalloc(size, GFP_KERNEL);
-        if (!ent)
-                return;
-
-        ent->msg = (struct cn_ctl_msg *)(ent + 1);
-
-        memcpy(ent->msg, ctl, size - sizeof(*ent));
-
-        mutex_lock(&notify_lock);
-        list_add(&ent->notify_entry, &notify_list);
-        mutex_unlock(&notify_lock);
-}
-
 static int cn_proc_show(struct seq_file *m, void *v)
 {
         struct cn_queue_dev *dev = cdev.cbdev;
@@ -437,11 +274,8 @@ static const struct file_operations cn_file_ops = {
 static int __devinit cn_init(void)
 {
         struct cn_dev *dev = &cdev;
-        int err;
 
         dev->input = cn_rx_skb;
-        dev->id.idx = cn_idx;
-        dev->id.val = cn_val;
 
         dev->nls = netlink_kernel_create(&init_net, NETLINK_CONNECTOR,
                                          CN_NETLINK_USERS + 0xf,
@@ -457,14 +291,6 @@ static int __devinit cn_init(void)
 
         cn_already_initialized = 1;
 
-        err = cn_add_callback(&dev->id, "connector", &cn_callback);
-        if (err) {
-                cn_already_initialized = 0;
-                cn_queue_free_dev(dev->cbdev);
-                netlink_kernel_release(dev->nls);
-                return -EINVAL;
-        }
-
         proc_net_fops_create(&init_net, "connector", S_IRUGO, &cn_file_ops);
 
         return 0;
@@ -478,7 +304,6 @@ static void __devexit cn_fini(void)
 
         proc_net_remove(&init_net, "connector");
 
-        cn_del_callback(&dev->id);
         cn_queue_free_dev(dev->cbdev);
         netlink_kernel_release(dev->nls);
 }
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 4b34ade2332b..bd444dc93cf2 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -554,6 +554,9 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
                                 (dbs_tuners_ins.up_threshold -
                                  dbs_tuners_ins.down_differential);
 
+                if (freq_next < policy->min)
+                        freq_next = policy->min;
+
                 if (!dbs_tuners_ins.powersave_bias) {
                         __cpufreq_driver_target(policy, freq_next,
                                         CPUFREQ_RELATION_L);
diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c
index b5f2ee0f8e2c..64a937262a40 100644
--- a/drivers/dma/coh901318.c
+++ b/drivers/dma/coh901318.c
@@ -613,8 +613,6 @@ static void dma_tasklet(unsigned long data)
         cohd_fin->pending_irqs--;
         cohc->completed = cohd_fin->desc.cookie;
 
-        BUG_ON(cohc->nbr_active_done && cohd_fin == NULL);
-
         if (cohc->nbr_active_done == 0)
                 return;
 
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 6f51a0a7a8bb..e7a3230fb7d5 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -826,6 +826,7 @@ void dma_async_device_unregister(struct dma_device *device)
                 chan->dev->chan = NULL;
                 mutex_unlock(&dma_list_mutex);
                 device_unregister(&chan->dev->device);
+                free_percpu(chan->local);
         }
 }
 EXPORT_SYMBOL(dma_async_device_unregister);
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 8b905161fbf4..948d563941c9 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -467,7 +467,7 @@ err_srcs:
 
         if (iterations > 0)
                 while (!kthread_should_stop()) {
-                        DECLARE_WAIT_QUEUE_HEAD(wait_dmatest_exit);
+                        DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait_dmatest_exit);
                         interruptible_sleep_on(&wait_dmatest_exit);
                 }
 
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 5f7a500e18d0..5cc37afe2bc1 100644
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -249,7 +249,7 @@ int ioat2_quiesce(struct ioat_chan_common *chan, unsigned long tmo)
         if (is_ioat_active(status) || is_ioat_idle(status))
                 ioat_suspend(chan);
         while (is_ioat_active(status) || is_ioat_idle(status)) {
-                if (end && time_after(jiffies, end)) {
+                if (tmo && time_after(jiffies, end)) {
                         err = -ETIMEDOUT;
                         break;
                 }
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 9a5bc1a7389e..e80bae1673fa 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -761,12 +761,10 @@ static void ipu_select_buffer(enum ipu_channel channel, int buffer_n)
  * @buffer_n:   buffer number to update.
  *              0 or 1 are the only valid values.
  * @phyaddr:    buffer physical address.
- * @return:     Returns 0 on success or negative error code on failure. This
- *              function will fail if the buffer is set to ready.
  */
 /* Called under spin_lock(_irqsave)(&ichan->lock) */
-static int ipu_update_channel_buffer(struct idmac_channel *ichan,
-                                     int buffer_n, dma_addr_t phyaddr)
+static void ipu_update_channel_buffer(struct idmac_channel *ichan,
+                                      int buffer_n, dma_addr_t phyaddr)
 {
         enum ipu_channel channel = ichan->dma_chan.chan_id;
         uint32_t reg;
@@ -806,8 +804,6 @@ static int ipu_update_channel_buffer(struct idmac_channel *ichan,
         }
 
         spin_unlock_irqrestore(&ipu_data.lock, flags);
-
-        return 0;
 }
 
 /* Called under spin_lock_irqsave(&ichan->lock) */
@@ -816,7 +812,6 @@ static int ipu_submit_buffer(struct idmac_channel *ichan,
 {
         unsigned int chan_id = ichan->dma_chan.chan_id;
         struct device *dev = &ichan->dma_chan.dev->device;
-        int ret;
 
         if (async_tx_test_ack(&desc->txd))
                 return -EINTR;
@@ -827,14 +822,7 @@ static int ipu_submit_buffer(struct idmac_channel *ichan,
          * could make it conditional on status >= IPU_CHANNEL_ENABLED, but
          * doing it again shouldn't hurt either.
          */
-        ret = ipu_update_channel_buffer(ichan, buf_idx,
-                                        sg_dma_address(sg));
-
-        if (ret < 0) {
-                dev_err(dev, "Updating sg %p on channel 0x%x buffer %d failed!\n",
-                        sg, chan_id, buf_idx);
-                return ret;
-        }
+        ipu_update_channel_buffer(ichan, buf_idx, sg_dma_address(sg));
 
         ipu_select_buffer(chan_id, buf_idx);
         dev_dbg(dev, "Updated sg %p on channel 0x%x buffer %d\n",
@@ -1379,10 +1367,11 @@ static irqreturn_t idmac_interrupt(int irq, void *dev_id)
 
         if (likely(sgnew) &&
             ipu_submit_buffer(ichan, descnew, sgnew, ichan->active_buffer) < 0) {
-                callback = desc->txd.callback;
-                callback_param = desc->txd.callback_param;
+                callback = descnew->txd.callback;
+                callback_param = descnew->txd.callback_param;
                 spin_unlock(&ichan->lock);
-                callback(callback_param);
+                if (callback)
+                        callback(callback_param);
                 spin_lock(&ichan->lock);
         }
 
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 000dc67b85b7..3391e6739d06 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2658,10 +2658,11 @@ static void amd64_restore_ecc_error_reporting(struct amd64_pvt *pvt)
  * the memory system completely. A command line option allows to force-enable
  * hardware ECC later in amd64_enable_ecc_error_reporting().
  */
-static const char *ecc_warning =
-        "WARNING: ECC is disabled by BIOS. Module will NOT be loaded.\n"
-        " Either Enable ECC in the BIOS, or set 'ecc_enable_override'.\n"
-        " Also, use of the override can cause unknown side effects.\n";
+static const char *ecc_msg =
+        "ECC disabled in the BIOS or no ECC capability, module will not load.\n"
+        " Either enable ECC checking or force module loading by setting "
+        "'ecc_enable_override'.\n"
+        " (Note that use of the override may cause unknown side effects.)\n";
 
 static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
 {
@@ -2673,7 +2674,7 @@ static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
 
         ecc_enabled = !!(value & K8_NBCFG_ECC_ENABLE);
         if (!ecc_enabled)
-                amd64_printk(KERN_WARNING, "This node reports that Memory ECC "
+                amd64_printk(KERN_NOTICE, "This node reports that Memory ECC "
                              "is currently disabled, set F3x%x[22] (%s).\n",
                              K8_NBCFG, pci_name(pvt->misc_f3_ctl));
         else
@@ -2681,13 +2682,13 @@ static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
 
         nb_mce_en = amd64_nb_mce_bank_enabled_on_node(pvt->mc_node_id);
         if (!nb_mce_en)
-                amd64_printk(KERN_WARNING, "NB MCE bank disabled, set MSR "
+                amd64_printk(KERN_NOTICE, "NB MCE bank disabled, set MSR "
                              "0x%08x[4] on node %d to enable.\n",
                              MSR_IA32_MCG_CTL, pvt->mc_node_id);
 
         if (!ecc_enabled || !nb_mce_en) {
                 if (!ecc_enable_override) {
-                        amd64_printk(KERN_WARNING, "%s", ecc_warning);
+                        amd64_printk(KERN_NOTICE, "%s", ecc_msg);
                         return -ENODEV;
                 }
                 ecc_enable_override = 0;
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index cf27402af97b..ecd5928d7110 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -804,8 +804,8 @@ static void __devinit mpc85xx_init_csrows(struct mem_ctl_info *mci)
                 end   <<= (24 - PAGE_SHIFT);
                 end    |= (1 << (24 - PAGE_SHIFT)) - 1;
 
-                csrow->first_page = start >> PAGE_SHIFT;
-                csrow->last_page = end >> PAGE_SHIFT;
+                csrow->first_page = start;
+                csrow->last_page = end;
                 csrow->nr_pages = end + 1 - start;
                 csrow->grain = 8;
                 csrow->mtype = mtype;
@@ -892,10 +892,6 @@ static int __devinit mpc85xx_mc_err_probe(struct of_device *op,
 
         mpc85xx_init_csrows(mci);
 
-#ifdef CONFIG_EDAC_DEBUG
-        edac_mc_register_mcidev_debug((struct attribute **)debug_attr);
-#endif
-
         /* store the original error disable bits */
         orig_ddr_err_disable =
             in_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DISABLE);
diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c
index cbaf420c36c5..2d3dc7ded0a9 100644
--- a/drivers/firewire/net.c
+++ b/drivers/firewire/net.c
@@ -893,20 +893,31 @@ static void fwnet_receive_broadcast(struct fw_iso_context *context,
 
 static struct kmem_cache *fwnet_packet_task_cache;
 
+static void fwnet_free_ptask(struct fwnet_packet_task *ptask)
+{
+        dev_kfree_skb_any(ptask->skb);
+        kmem_cache_free(fwnet_packet_task_cache, ptask);
+}
+
 static int fwnet_send_packet(struct fwnet_packet_task *ptask);
 
 static void fwnet_transmit_packet_done(struct fwnet_packet_task *ptask)
 {
-        struct fwnet_device *dev;
+        struct fwnet_device *dev = ptask->dev;
         unsigned long flags;
-
-        dev = ptask->dev;
+        bool free;
 
         spin_lock_irqsave(&dev->lock, flags);
-        list_del(&ptask->pt_link);
-        spin_unlock_irqrestore(&dev->lock, flags);
 
-        ptask->outstanding_pkts--; /* FIXME access inside lock */
+        ptask->outstanding_pkts--;
+
+        /* Check whether we or the networking TX soft-IRQ is last user. */
+        free = (ptask->outstanding_pkts == 0 && !list_empty(&ptask->pt_link));
+
+        if (ptask->outstanding_pkts == 0)
+                list_del(&ptask->pt_link);
+
+        spin_unlock_irqrestore(&dev->lock, flags);
 
         if (ptask->outstanding_pkts > 0) {
                 u16 dg_size;
@@ -951,10 +962,10 @@ static void fwnet_transmit_packet_done(struct fwnet_packet_task *ptask)
                         ptask->max_payload = skb->len + RFC2374_FRAG_HDR_SIZE;
                 }
                 fwnet_send_packet(ptask);
-        } else {
-                dev_kfree_skb_any(ptask->skb);
-                kmem_cache_free(fwnet_packet_task_cache, ptask);
         }
+
+        if (free)
+                fwnet_free_ptask(ptask);
 }
 
 static void fwnet_write_complete(struct fw_card *card, int rcode,
@@ -977,6 +988,7 @@ static int fwnet_send_packet(struct fwnet_packet_task *ptask)
         unsigned tx_len;
         struct rfc2734_header *bufhdr;
         unsigned long flags;
+        bool free;
 
         dev = ptask->dev;
         tx_len = ptask->max_payload;
@@ -1022,12 +1034,16 @@ static int fwnet_send_packet(struct fwnet_packet_task *ptask)
                                 generation, SCODE_100, 0ULL, ptask->skb->data,
                                 tx_len + 8, fwnet_write_complete, ptask);
 
-                /* FIXME race? */
                 spin_lock_irqsave(&dev->lock, flags);
-                list_add_tail(&ptask->pt_link, &dev->broadcasted_list);
+
+                /* If the AT tasklet already ran, we may be last user. */
+                free = (ptask->outstanding_pkts == 0 && list_empty(&ptask->pt_link));
+                if (!free)
+                        list_add_tail(&ptask->pt_link, &dev->broadcasted_list);
+
                 spin_unlock_irqrestore(&dev->lock, flags);
 
-                return 0;
+                goto out;
         }
 
         fw_send_request(dev->card, &ptask->transaction,
@@ -1035,12 +1051,19 @@ static int fwnet_send_packet(struct fwnet_packet_task *ptask)
                         ptask->generation, ptask->speed, ptask->fifo_addr,
                         ptask->skb->data, tx_len, fwnet_write_complete, ptask);
 
-        /* FIXME race? */
         spin_lock_irqsave(&dev->lock, flags);
-        list_add_tail(&ptask->pt_link, &dev->sent_list);
+
+        /* If the AT tasklet already ran, we may be last user. */
+        free = (ptask->outstanding_pkts == 0 && list_empty(&ptask->pt_link));
+        if (!free)
+                list_add_tail(&ptask->pt_link, &dev->sent_list);
+
         spin_unlock_irqrestore(&dev->lock, flags);
 
         dev->netdev->trans_start = jiffies;
+ out:
+        if (free)
+                fwnet_free_ptask(ptask);
 
         return 0;
 }
@@ -1298,6 +1321,8 @@ static netdev_tx_t fwnet_tx(struct sk_buff *skb, struct net_device *net)
         spin_unlock_irqrestore(&dev->lock, flags);
 
         ptask->max_payload = max_payload;
+        INIT_LIST_HEAD(&ptask->pt_link);
+
         fwnet_send_packet(ptask);
 
         return NETDEV_TX_OK;
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 2345d4103fe6..43ebf337b131 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -2101,11 +2101,6 @@ static int ohci_queue_iso_transmit(struct fw_iso_context *base,
         u32 payload_index, payload_end_index, next_page_index;
         int page, end_page, i, length, offset;
 
-        /*
-         * FIXME: Cycle lost behavior should be configurable: lose
-         * packet, retransmit or terminate..
-         */
-
         p = packet;
         payload_index = payload;
 
@@ -2135,6 +2130,14 @@ static int ohci_queue_iso_transmit(struct fw_iso_context *base,
         if (!p->skip) {
                 d[0].control   = cpu_to_le16(DESCRIPTOR_KEY_IMMEDIATE);
                 d[0].req_count = cpu_to_le16(8);
+                /*
+                 * Link the skip address to this descriptor itself.  This causes
+                 * a context to skip a cycle whenever lost cycles or FIFO
+                 * overruns occur, without dropping the data.  The application
+                 * should then decide whether this is an error condition or not.
+                 * FIXME:  Make the context's cycle-lost behaviour configurable?
+                 */
+                d[0].branch_address = cpu_to_le32(d_bus | z);
 
                 header = (__le32 *) &d[1];
                 header[0] = cpu_to_le32(IT_HEADER_SY(p->sy) |
diff --git a/drivers/gpu/drm/ati_pcigart.c b/drivers/gpu/drm/ati_pcigart.c
index a1fce68e3bbe..17be051b7aa3 100644
--- a/drivers/gpu/drm/ati_pcigart.c
+++ b/drivers/gpu/drm/ati_pcigart.c
@@ -113,7 +113,7 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
 
                 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);
+                                  (unsigned long long)gart_info->table_mask);
                         ret = 1;
                         goto done;
                 }
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index cdec32977129..2ac074c8f5d2 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -405,7 +405,8 @@ struct drm_mm_node *drm_mm_search_free_in_range(const struct drm_mm *mm,
                                 wasted += alignment - tmp;
                 }
 
-                if (entry->size >= size + wasted) {
+                if (entry->size >= size + wasted &&
+                    (entry->start + wasted + size) <= end) {
                         if (!best_match)
                                 return entry;
                         if (entry->size < best_size) {
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index e660ac07f3b2..2307f98349f7 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -735,8 +735,10 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
         if (cmdbuf->num_cliprects) {
                 cliprects = kcalloc(cmdbuf->num_cliprects,
                                     sizeof(struct drm_clip_rect), GFP_KERNEL);
-                if (cliprects == NULL)
+                if (cliprects == NULL) {
+                        ret = -ENOMEM;
                         goto fail_batch_free;
+                }
 
                 ret = copy_from_user(cliprects, cmdbuf->cliprects,
                                      cmdbuf->num_cliprects *
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 46d88965852a..79beffcf5936 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -120,7 +120,7 @@ const static struct intel_device_info intel_gm45_info = {
 
 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,
+        .need_gfx_hws = 1,
         .has_hotplug = 1,
 };
 
@@ -174,78 +174,100 @@ const static struct pci_device_id pciidlist[] = {
 MODULE_DEVICE_TABLE(pci, pciidlist);
 #endif
 
-static int i915_suspend(struct drm_device *dev, pm_message_t state)
+static int i915_drm_freeze(struct drm_device *dev)
 {
-        struct drm_i915_private *dev_priv = dev->dev_private;
-
-        if (!dev || !dev_priv) {
-                DRM_ERROR("dev: %p, dev_priv: %p\n", dev, dev_priv);
-                DRM_ERROR("DRM not initialized, aborting suspend.\n");
-                return -ENODEV;
-        }
-
-        if (state.event == PM_EVENT_PRETHAW)
-                return 0;
-
         pci_save_state(dev->pdev);
 
         /* If KMS is active, we do the leavevt stuff here */
         if (drm_core_check_feature(dev, DRIVER_MODESET)) {
-                if (i915_gem_idle(dev))
+                int error = i915_gem_idle(dev);
+                if (error) {
                         dev_err(&dev->pdev->dev,
-                                "GEM idle failed, resume may fail\n");
+                                "GEM idle failed, resume might fail\n");
+                        return error;
+                }
                 drm_irq_uninstall(dev);
         }
 
         i915_save_state(dev);
 
+        return 0;
+}
+
+static void i915_drm_suspend(struct drm_device *dev)
+{
+        struct drm_i915_private *dev_priv = dev->dev_private;
+
         intel_opregion_free(dev, 1);
 
+        /* Modeset on resume, not lid events */
+        dev_priv->modeset_on_lid = 0;
+}
+
+static int i915_suspend(struct drm_device *dev, pm_message_t state)
+{
+        int error;
+
+        if (!dev || !dev->dev_private) {
+                DRM_ERROR("dev: %p\n", dev);
+                DRM_ERROR("DRM not initialized, aborting suspend.\n");
+                return -ENODEV;
+        }
+
+        if (state.event == PM_EVENT_PRETHAW)
+                return 0;
+
+        error = i915_drm_freeze(dev);
+        if (error)
+                return error;
+
+        i915_drm_suspend(dev);
+
         if (state.event == PM_EVENT_SUSPEND) {
                 /* Shut down the device */
                 pci_disable_device(dev->pdev);
                 pci_set_power_state(dev->pdev, PCI_D3hot);
         }
 
-        /* Modeset on resume, not lid events */
-        dev_priv->modeset_on_lid = 0;
-
         return 0;
 }
 
-static int i915_resume(struct drm_device *dev)
+static int i915_drm_thaw(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
-        int ret = 0;
-
-        if (pci_enable_device(dev->pdev))
-                return -1;
-        pci_set_master(dev->pdev);
-
-        i915_restore_state(dev);
-
-        intel_opregion_init(dev, 1);
+        int error = 0;
 
         /* KMS EnterVT equivalent */
         if (drm_core_check_feature(dev, DRIVER_MODESET)) {
                 mutex_lock(&dev->struct_mutex);
                 dev_priv->mm.suspended = 0;
 
-                ret = i915_gem_init_ringbuffer(dev);
-                if (ret != 0)
-                        ret = -1;
+                error = i915_gem_init_ringbuffer(dev);
                 mutex_unlock(&dev->struct_mutex);
 
                 drm_irq_install(dev);
-        }
-        if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+
                 /* Resume the modeset for every activated CRTC */
                 drm_helper_resume_force_mode(dev);
         }
 
         dev_priv->modeset_on_lid = 0;
 
-        return ret;
+        return error;
+}
+
+static int i915_resume(struct drm_device *dev)
+{
+        if (pci_enable_device(dev->pdev))
+                return -EIO;
+
+        pci_set_master(dev->pdev);
+
+        i915_restore_state(dev);
+
+        intel_opregion_init(dev, 1);
+
+        return i915_drm_thaw(dev);
 }
 
 /**
@@ -386,57 +408,69 @@ i915_pci_remove(struct pci_dev *pdev)
         drm_put_dev(dev);
 }
 
-static int
-i915_pci_suspend(struct pci_dev *pdev, pm_message_t state)
+static int i915_pm_suspend(struct device *dev)
 {
-        struct drm_device *dev = pci_get_drvdata(pdev);
+        struct pci_dev *pdev = to_pci_dev(dev);
+        struct drm_device *drm_dev = pci_get_drvdata(pdev);
+        int error;
 
-        return i915_suspend(dev, state);
-}
+        if (!drm_dev || !drm_dev->dev_private) {
+                dev_err(dev, "DRM not initialized, aborting suspend.\n");
+                return -ENODEV;
+        }
 
-static int
-i915_pci_resume(struct pci_dev *pdev)
-{
-        struct drm_device *dev = pci_get_drvdata(pdev);
+        error = i915_drm_freeze(drm_dev);
+        if (error)
+                return error;
 
-        return i915_resume(dev);
-}
+        i915_drm_suspend(drm_dev);
 
-static int
-i915_pm_suspend(struct device *dev)
-{
-        return i915_pci_suspend(to_pci_dev(dev), PMSG_SUSPEND);
-}
+        pci_disable_device(pdev);
+        pci_set_power_state(pdev, PCI_D3hot);
 
-static int
-i915_pm_resume(struct device *dev)
-{
-        return i915_pci_resume(to_pci_dev(dev));
+        return 0;
 }
 
-static int
-i915_pm_freeze(struct device *dev)
+static int i915_pm_resume(struct device *dev)
 {
-        return i915_pci_suspend(to_pci_dev(dev), PMSG_FREEZE);
+        struct pci_dev *pdev = to_pci_dev(dev);
+        struct drm_device *drm_dev = pci_get_drvdata(pdev);
+
+        return i915_resume(drm_dev);
 }
 
-static int
-i915_pm_thaw(struct device *dev)
+static int i915_pm_freeze(struct device *dev)
 {
-        /* thaw during hibernate, do nothing! */
-        return 0;
+        struct pci_dev *pdev = to_pci_dev(dev);
+        struct drm_device *drm_dev = pci_get_drvdata(pdev);
+
+        if (!drm_dev || !drm_dev->dev_private) {
+                dev_err(dev, "DRM not initialized, aborting suspend.\n");
+                return -ENODEV;
+        }
+
+        return i915_drm_freeze(drm_dev);
 }
 
-static int
-i915_pm_poweroff(struct device *dev)
+static int i915_pm_thaw(struct device *dev)
 {
-        return i915_pci_suspend(to_pci_dev(dev), PMSG_HIBERNATE);
+        struct pci_dev *pdev = to_pci_dev(dev);
+        struct drm_device *drm_dev = pci_get_drvdata(pdev);
+
+        return i915_drm_thaw(drm_dev);
 }
 
-static int
-i915_pm_restore(struct device *dev)
+static int i915_pm_poweroff(struct device *dev)
 {
-        return i915_pci_resume(to_pci_dev(dev));
+        struct pci_dev *pdev = to_pci_dev(dev);
+        struct drm_device *drm_dev = pci_get_drvdata(pdev);
+        int error;
+
+        error = i915_drm_freeze(drm_dev);
+        if (!error)
+                i915_drm_suspend(drm_dev);
+
+        return error;
 }
 
 const struct dev_pm_ops i915_pm_ops = {
@@ -445,7 +479,7 @@ const struct dev_pm_ops i915_pm_ops = {
      .freeze = i915_pm_freeze,
      .thaw = i915_pm_thaw,
      .poweroff = i915_pm_poweroff,
-     .restore = i915_pm_restore,
+     .restore = i915_pm_resume,
 };
 
 static struct vm_operations_struct i915_gem_vm_ops = {
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index aaf934d96f21..b99b6a841d95 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -493,6 +493,15 @@ typedef struct drm_i915_private {
                 struct list_head flushing_list;
 
                 /**
+                 * List of objects currently pending a GPU write flush.
+                 *
+                 * All elements on this list will belong to either the
+                 * active_list or flushing_list, last_rendering_seqno can
+                 * be used to differentiate between the two elements.
+                 */
+                struct list_head gpu_write_list;
+
+                /**
                  * LRU list of objects which are not in the ringbuffer and
                  * are ready to unbind, but are still in the GTT.
                  *
@@ -592,6 +601,8 @@ struct drm_i915_gem_object {
 
         /** This object's place on the active/flushing/inactive lists */
         struct list_head list;
+        /** This object's place on GPU write list */
+        struct list_head gpu_write_list;
 
         /** This object's place on the fenced object LRU */
         struct list_head fence_list;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index dda787aafcc6..ec8a0d7ffa39 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1552,6 +1552,8 @@ i915_gem_object_move_to_inactive(struct drm_gem_object *obj)
         else
                 list_move_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
 
+        BUG_ON(!list_empty(&obj_priv->gpu_write_list));
+
         obj_priv->last_rendering_seqno = 0;
         if (obj_priv->active) {
                 obj_priv->active = 0;
@@ -1622,7 +1624,8 @@ i915_add_request(struct drm_device *dev, struct drm_file *file_priv,
                 struct drm_i915_gem_object *obj_priv, *next;
 
                 list_for_each_entry_safe(obj_priv, next,
-                                         &dev_priv->mm.flushing_list, list) {
+                                         &dev_priv->mm.gpu_write_list,
+                                         gpu_write_list) {
                         struct drm_gem_object *obj = obj_priv->obj;
 
                         if ((obj->write_domain & flush_domains) ==
@@ -1630,6 +1633,7 @@ i915_add_request(struct drm_device *dev, struct drm_file *file_priv,
                                 uint32_t old_write_domain = obj->write_domain;
 
                                 obj->write_domain = 0;
+                                list_del_init(&obj_priv->gpu_write_list);
                                 i915_gem_object_move_to_active(obj, seqno);
 
                                 trace_i915_gem_object_change_domain(obj,
@@ -2084,8 +2088,8 @@ static int
 i915_gem_evict_everything(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
-        uint32_t seqno;
         int ret;
+        uint32_t seqno;
         bool lists_empty;
 
         spin_lock(&dev_priv->mm.active_list_lock);
@@ -2107,6 +2111,8 @@ i915_gem_evict_everything(struct drm_device *dev)
         if (ret)
                 return ret;
 
+        BUG_ON(!list_empty(&dev_priv->mm.flushing_list));
+
         ret = i915_gem_evict_from_inactive_list(dev);
         if (ret)
                 return ret;
@@ -2701,7 +2707,7 @@ i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj)
         old_write_domain = obj->write_domain;
         i915_gem_flush(dev, 0, obj->write_domain);
         seqno = i915_add_request(dev, NULL, obj->write_domain);
-        obj->write_domain = 0;
+        BUG_ON(obj->write_domain);
         i915_gem_object_move_to_active(obj, seqno);
 
         trace_i915_gem_object_change_domain(obj,
@@ -3564,6 +3570,9 @@ i915_gem_put_relocs_to_user(struct drm_i915_gem_exec_object2 *exec_list,
         uint32_t reloc_count = 0, i;
         int ret = 0;
 
+        if (relocs == NULL)
+            return 0;
+
         for (i = 0; i < buffer_count; i++) {
                 struct drm_i915_gem_relocation_entry __user *user_relocs;
                 int unwritten;
@@ -3653,7 +3662,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
         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;
+        struct drm_i915_gem_relocation_entry *relocs = NULL;
         int ret = 0, ret2, i, pinned = 0;
         uint64_t exec_offset;
         uint32_t seqno, flush_domains, reloc_index;
@@ -3679,8 +3688,10 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
         if (args->num_cliprects != 0) {
                 cliprects = kcalloc(args->num_cliprects, sizeof(*cliprects),
                                     GFP_KERNEL);
-                if (cliprects == NULL)
+                if (cliprects == NULL) {
+                        ret = -ENOMEM;
                         goto pre_mutex_err;
+                }
 
                 ret = copy_from_user(cliprects,
                                      (struct drm_clip_rect __user *)
@@ -3722,6 +3733,8 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
                 if (object_list[i] == NULL) {
                         DRM_ERROR("Invalid object handle %d at index %d\n",
                                    exec_list[i].handle, i);
+                        /* prevent error path from reading uninitialized data */
+                        args->buffer_count = i + 1;
                         ret = -EBADF;
                         goto err;
                 }
@@ -3730,6 +3743,8 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
                 if (obj_priv->in_execbuffer) {
                         DRM_ERROR("Object %p appears more than once in object list\n",
                                    object_list[i]);
+                        /* prevent error path from reading uninitialized data */
+                        args->buffer_count = i + 1;
                         ret = -EBADF;
                         goto err;
                 }
@@ -3843,16 +3858,23 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
                 i915_gem_flush(dev,
                                dev->invalidate_domains,
                                dev->flush_domains);
-                if (dev->flush_domains)
+                if (dev->flush_domains & I915_GEM_GPU_DOMAINS)
                         (void)i915_add_request(dev, file_priv,
                                                dev->flush_domains);
         }
 
         for (i = 0; i < args->buffer_count; i++) {
                 struct drm_gem_object *obj = object_list[i];
+                struct drm_i915_gem_object *obj_priv = obj->driver_private;
                 uint32_t old_write_domain = obj->write_domain;
 
                 obj->write_domain = obj->pending_write_domain;
+                if (obj->write_domain)
+                        list_move_tail(&obj_priv->gpu_write_list,
+                                       &dev_priv->mm.gpu_write_list);
+                else
+                        list_del_init(&obj_priv->gpu_write_list);
+
                 trace_i915_gem_object_change_domain(obj,
                                                     obj->read_domains,
                                                     old_write_domain);
@@ -3926,6 +3948,7 @@ err:
 
         mutex_unlock(&dev->struct_mutex);
 
+pre_mutex_err:
         /* 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
@@ -3940,7 +3963,6 @@ err:
                         ret = ret2;
         }
 
-pre_mutex_err:
         drm_free_large(object_list);
         kfree(cliprects);
 
@@ -4363,6 +4385,7 @@ int i915_gem_init_object(struct drm_gem_object *obj)
         obj_priv->obj = obj;
         obj_priv->fence_reg = I915_FENCE_REG_NONE;
         INIT_LIST_HEAD(&obj_priv->list);
+        INIT_LIST_HEAD(&obj_priv->gpu_write_list);
         INIT_LIST_HEAD(&obj_priv->fence_list);
         obj_priv->madv = I915_MADV_WILLNEED;
 
@@ -4814,6 +4837,7 @@ i915_gem_load(struct drm_device *dev)
         spin_lock_init(&dev_priv->mm.active_list_lock);
         INIT_LIST_HEAD(&dev_priv->mm.active_list);
         INIT_LIST_HEAD(&dev_priv->mm.flushing_list);
+        INIT_LIST_HEAD(&dev_priv->mm.gpu_write_list);
         INIT_LIST_HEAD(&dev_priv->mm.inactive_list);
         INIT_LIST_HEAD(&dev_priv->mm.request_list);
         INIT_LIST_HEAD(&dev_priv->mm.fence_list);
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 89a071a3e6fb..a17d6bdfe63e 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -309,6 +309,22 @@ irqreturn_t ironlake_irq_handler(struct drm_device *dev)
         if (de_iir & DE_GSE)
                 ironlake_opregion_gse_intr(dev);
 
+        if (de_iir & DE_PLANEA_FLIP_DONE) {
+                intel_prepare_page_flip(dev, 0);
+                intel_finish_page_flip(dev, 0);
+        }
+
+        if (de_iir & DE_PLANEB_FLIP_DONE) {
+                intel_prepare_page_flip(dev, 1);
+                intel_finish_page_flip(dev, 1);
+        }
+
+        if (de_iir & DE_PIPEA_VBLANK)
+                drm_handle_vblank(dev, 0);
+
+        if (de_iir & DE_PIPEB_VBLANK)
+                drm_handle_vblank(dev, 1);
+
         /* check event from PCH */
         if ((de_iir & DE_PCH_EVENT) &&
             (pch_iir & SDE_HOTPLUG_MASK)) {
@@ -844,11 +860,11 @@ int i915_enable_vblank(struct drm_device *dev, int pipe)
         if (!(pipeconf & PIPEACONF_ENABLE))
                 return -EINVAL;
 
-        if (IS_IRONLAKE(dev))
-                return 0;
-
         spin_lock_irqsave(&dev_priv->user_irq_lock, irqflags);
-        if (IS_I965G(dev))
+        if (IS_IRONLAKE(dev))
+                ironlake_enable_display_irq(dev_priv, (pipe == 0) ? 
+                                            DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
+        else if (IS_I965G(dev))
                 i915_enable_pipestat(dev_priv, pipe,
                                      PIPE_START_VBLANK_INTERRUPT_ENABLE);
         else
@@ -866,13 +882,14 @@ void i915_disable_vblank(struct drm_device *dev, int pipe)
         drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
         unsigned long irqflags;
 
-        if (IS_IRONLAKE(dev))
-                return;
-
         spin_lock_irqsave(&dev_priv->user_irq_lock, irqflags);
-        i915_disable_pipestat(dev_priv, pipe,
-                              PIPE_VBLANK_INTERRUPT_ENABLE |
-                              PIPE_START_VBLANK_INTERRUPT_ENABLE);
+        if (IS_IRONLAKE(dev))
+                ironlake_disable_display_irq(dev_priv, (pipe == 0) ? 
+                                             DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
+        else
+                i915_disable_pipestat(dev_priv, pipe,
+                                      PIPE_VBLANK_INTERRUPT_ENABLE |
+                                      PIPE_START_VBLANK_INTERRUPT_ENABLE);
         spin_unlock_irqrestore(&dev_priv->user_irq_lock, irqflags);
 }
 
@@ -1015,13 +1032,14 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
         /* enable kind of interrupts always enabled */
-        u32 display_mask = DE_MASTER_IRQ_CONTROL | DE_GSE | DE_PCH_EVENT;
+        u32 display_mask = DE_MASTER_IRQ_CONTROL | DE_GSE | DE_PCH_EVENT |
+                           DE_PLANEA_FLIP_DONE | DE_PLANEB_FLIP_DONE;
         u32 render_mask = GT_USER_INTERRUPT;
         u32 hotplug_mask = SDE_CRT_HOTPLUG | SDE_PORTB_HOTPLUG |
                            SDE_PORTC_HOTPLUG | SDE_PORTD_HOTPLUG;
 
         dev_priv->irq_mask_reg = ~display_mask;
-        dev_priv->de_irq_enable_reg = display_mask;
+        dev_priv->de_irq_enable_reg = display_mask | DE_PIPEA_VBLANK | DE_PIPEB_VBLANK;
 
         /* should always can generate irq */
         I915_WRITE(DEIIR, I915_READ(DEIIR));
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 847006c5218e..ab1bd2d3d3b6 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -338,6 +338,7 @@
 #define   FBC_CTL_PERIODIC      (1<<30)
 #define   FBC_CTL_INTERVAL_SHIFT (16)
 #define   FBC_CTL_UNCOMPRESSIBLE (1<<14)
+#define   FBC_C3_IDLE           (1<<13)
 #define   FBC_CTL_STRIDE_SHIFT  (5)
 #define   FBC_CTL_FENCENO       (1<<0)
 #define FBC_COMMAND             0x0320c
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index ddefc871edfe..79dd4026586f 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -157,6 +157,9 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
         adpa = I915_READ(PCH_ADPA);
 
         adpa &= ~ADPA_CRT_HOTPLUG_MASK;
+        /* disable HPD first */
+        I915_WRITE(PCH_ADPA, adpa);
+        (void)I915_READ(PCH_ADPA);
 
         adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 |
                         ADPA_CRT_HOTPLUG_WARMUP_10MS |
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 45da78ef4a92..b27202d23ebc 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -240,33 +240,86 @@ struct intel_limit {
 #define IRONLAKE_DOT_MAX         350000
 #define IRONLAKE_VCO_MIN         1760000
 #define IRONLAKE_VCO_MAX         3510000
-#define IRONLAKE_N_MIN           1
-#define IRONLAKE_N_MAX           6
-#define IRONLAKE_M_MIN           79
-#define IRONLAKE_M_MAX           127
 #define IRONLAKE_M1_MIN          12
 #define IRONLAKE_M1_MAX          22
 #define IRONLAKE_M2_MIN          5
 #define IRONLAKE_M2_MAX          9
-#define IRONLAKE_P_SDVO_DAC_MIN  5
-#define IRONLAKE_P_SDVO_DAC_MAX  80
-#define IRONLAKE_P_LVDS_MIN      28
-#define IRONLAKE_P_LVDS_MAX      112
-#define IRONLAKE_P1_MIN          1
-#define IRONLAKE_P1_MAX          8
-#define IRONLAKE_P2_SDVO_DAC_SLOW 10
-#define IRONLAKE_P2_SDVO_DAC_FAST 5
-#define IRONLAKE_P2_LVDS_SLOW    14 /* single channel */
-#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
+/* We have parameter ranges for different type of outputs. */
+
+/* DAC & HDMI Refclk 120Mhz */
+#define IRONLAKE_DAC_N_MIN      1
+#define IRONLAKE_DAC_N_MAX      5
+#define IRONLAKE_DAC_M_MIN      79
+#define IRONLAKE_DAC_M_MAX      127
+#define IRONLAKE_DAC_P_MIN      5
+#define IRONLAKE_DAC_P_MAX      80
+#define IRONLAKE_DAC_P1_MIN     1
+#define IRONLAKE_DAC_P1_MAX     8
+#define IRONLAKE_DAC_P2_SLOW    10
+#define IRONLAKE_DAC_P2_FAST    5
+
+/* LVDS single-channel 120Mhz refclk */
+#define IRONLAKE_LVDS_S_N_MIN   1
+#define IRONLAKE_LVDS_S_N_MAX   3
+#define IRONLAKE_LVDS_S_M_MIN   79
+#define IRONLAKE_LVDS_S_M_MAX   118
+#define IRONLAKE_LVDS_S_P_MIN   28
+#define IRONLAKE_LVDS_S_P_MAX   112
+#define IRONLAKE_LVDS_S_P1_MIN  2
+#define IRONLAKE_LVDS_S_P1_MAX  8
+#define IRONLAKE_LVDS_S_P2_SLOW 14
+#define IRONLAKE_LVDS_S_P2_FAST 14
+
+/* LVDS dual-channel 120Mhz refclk */
+#define IRONLAKE_LVDS_D_N_MIN   1
+#define IRONLAKE_LVDS_D_N_MAX   3
+#define IRONLAKE_LVDS_D_M_MIN   79
+#define IRONLAKE_LVDS_D_M_MAX   127
+#define IRONLAKE_LVDS_D_P_MIN   14
+#define IRONLAKE_LVDS_D_P_MAX   56
+#define IRONLAKE_LVDS_D_P1_MIN  2
+#define IRONLAKE_LVDS_D_P1_MAX  8
+#define IRONLAKE_LVDS_D_P2_SLOW 7
+#define IRONLAKE_LVDS_D_P2_FAST 7
+
+/* LVDS single-channel 100Mhz refclk */
+#define IRONLAKE_LVDS_S_SSC_N_MIN       1
+#define IRONLAKE_LVDS_S_SSC_N_MAX       2
+#define IRONLAKE_LVDS_S_SSC_M_MIN       79
+#define IRONLAKE_LVDS_S_SSC_M_MAX       126
+#define IRONLAKE_LVDS_S_SSC_P_MIN       28
+#define IRONLAKE_LVDS_S_SSC_P_MAX       112
+#define IRONLAKE_LVDS_S_SSC_P1_MIN      2
+#define IRONLAKE_LVDS_S_SSC_P1_MAX      8
+#define IRONLAKE_LVDS_S_SSC_P2_SLOW     14
+#define IRONLAKE_LVDS_S_SSC_P2_FAST     14
+
+/* LVDS dual-channel 100Mhz refclk */
+#define IRONLAKE_LVDS_D_SSC_N_MIN       1
+#define IRONLAKE_LVDS_D_SSC_N_MAX       3
+#define IRONLAKE_LVDS_D_SSC_M_MIN       79
+#define IRONLAKE_LVDS_D_SSC_M_MAX       126
+#define IRONLAKE_LVDS_D_SSC_P_MIN       14
+#define IRONLAKE_LVDS_D_SSC_P_MAX       42
+#define IRONLAKE_LVDS_D_SSC_P1_MIN      2
+#define IRONLAKE_LVDS_D_SSC_P1_MAX      6
+#define IRONLAKE_LVDS_D_SSC_P2_SLOW     7
+#define IRONLAKE_LVDS_D_SSC_P2_FAST     7
+
+/* DisplayPort */
+#define IRONLAKE_DP_N_MIN               1
+#define IRONLAKE_DP_N_MAX               2
+#define IRONLAKE_DP_M_MIN               81
+#define IRONLAKE_DP_M_MAX               90
+#define IRONLAKE_DP_P_MIN               10
+#define IRONLAKE_DP_P_MAX               20
+#define IRONLAKE_DP_P2_FAST             10
+#define IRONLAKE_DP_P2_SLOW             10
+#define IRONLAKE_DP_P2_LIMIT            0
+#define IRONLAKE_DP_P1_MIN              1
+#define IRONLAKE_DP_P1_MAX              2
 
 static bool
 intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
@@ -474,33 +527,78 @@ static const intel_limit_t intel_limits_pineview_lvds = {
         .find_pll = intel_find_best_PLL,
 };
 
-static const intel_limit_t intel_limits_ironlake_sdvo = {
+static const intel_limit_t intel_limits_ironlake_dac = {
         .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 },
+        .n   = { .min = IRONLAKE_DAC_N_MIN,        .max = IRONLAKE_DAC_N_MAX },
+        .m   = { .min = IRONLAKE_DAC_M_MIN,        .max = IRONLAKE_DAC_M_MAX },
         .m1  = { .min = IRONLAKE_M1_MIN,           .max = IRONLAKE_M1_MAX },
         .m2  = { .min = IRONLAKE_M2_MIN,           .max = IRONLAKE_M2_MAX },
-        .p   = { .min = IRONLAKE_P_SDVO_DAC_MIN,   .max = IRONLAKE_P_SDVO_DAC_MAX },
-        .p1  = { .min = IRONLAKE_P1_MIN,           .max = IRONLAKE_P1_MAX },
+        .p   = { .min = IRONLAKE_DAC_P_MIN,        .max = IRONLAKE_DAC_P_MAX },
+        .p1  = { .min = IRONLAKE_DAC_P1_MIN,       .max = IRONLAKE_DAC_P1_MAX },
         .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
-                 .p2_slow = IRONLAKE_P2_SDVO_DAC_SLOW,
-                 .p2_fast = IRONLAKE_P2_SDVO_DAC_FAST },
+                 .p2_slow = IRONLAKE_DAC_P2_SLOW,
+                 .p2_fast = IRONLAKE_DAC_P2_FAST },
         .find_pll = intel_g4x_find_best_PLL,
 };
 
-static const intel_limit_t intel_limits_ironlake_lvds = {
+static const intel_limit_t intel_limits_ironlake_single_lvds = {
         .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 },
+        .n   = { .min = IRONLAKE_LVDS_S_N_MIN,     .max = IRONLAKE_LVDS_S_N_MAX },
+        .m   = { .min = IRONLAKE_LVDS_S_M_MIN,     .max = IRONLAKE_LVDS_S_M_MAX },
         .m1  = { .min = IRONLAKE_M1_MIN,           .max = IRONLAKE_M1_MAX },
         .m2  = { .min = IRONLAKE_M2_MIN,           .max = IRONLAKE_M2_MAX },
-        .p   = { .min = IRONLAKE_P_LVDS_MIN,       .max = IRONLAKE_P_LVDS_MAX },
-        .p1  = { .min = IRONLAKE_P1_MIN,           .max = IRONLAKE_P1_MAX },
+        .p   = { .min = IRONLAKE_LVDS_S_P_MIN,     .max = IRONLAKE_LVDS_S_P_MAX },
+        .p1  = { .min = IRONLAKE_LVDS_S_P1_MIN,    .max = IRONLAKE_LVDS_S_P1_MAX },
         .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
-                 .p2_slow = IRONLAKE_P2_LVDS_SLOW,
-                 .p2_fast = IRONLAKE_P2_LVDS_FAST },
+                 .p2_slow = IRONLAKE_LVDS_S_P2_SLOW,
+                 .p2_fast = IRONLAKE_LVDS_S_P2_FAST },
+        .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_dual_lvds = {
+        .dot = { .min = IRONLAKE_DOT_MIN,          .max = IRONLAKE_DOT_MAX },
+        .vco = { .min = IRONLAKE_VCO_MIN,          .max = IRONLAKE_VCO_MAX },
+        .n   = { .min = IRONLAKE_LVDS_D_N_MIN,     .max = IRONLAKE_LVDS_D_N_MAX },
+        .m   = { .min = IRONLAKE_LVDS_D_M_MIN,     .max = IRONLAKE_LVDS_D_M_MAX },
+        .m1  = { .min = IRONLAKE_M1_MIN,           .max = IRONLAKE_M1_MAX },
+        .m2  = { .min = IRONLAKE_M2_MIN,           .max = IRONLAKE_M2_MAX },
+        .p   = { .min = IRONLAKE_LVDS_D_P_MIN,     .max = IRONLAKE_LVDS_D_P_MAX },
+        .p1  = { .min = IRONLAKE_LVDS_D_P1_MIN,    .max = IRONLAKE_LVDS_D_P1_MAX },
+        .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+                 .p2_slow = IRONLAKE_LVDS_D_P2_SLOW,
+                 .p2_fast = IRONLAKE_LVDS_D_P2_FAST },
+        .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_single_lvds_100m = {
+        .dot = { .min = IRONLAKE_DOT_MIN,          .max = IRONLAKE_DOT_MAX },
+        .vco = { .min = IRONLAKE_VCO_MIN,          .max = IRONLAKE_VCO_MAX },
+        .n   = { .min = IRONLAKE_LVDS_S_SSC_N_MIN, .max = IRONLAKE_LVDS_S_SSC_N_MAX },
+        .m   = { .min = IRONLAKE_LVDS_S_SSC_M_MIN, .max = IRONLAKE_LVDS_S_SSC_M_MAX },
+        .m1  = { .min = IRONLAKE_M1_MIN,           .max = IRONLAKE_M1_MAX },
+        .m2  = { .min = IRONLAKE_M2_MIN,           .max = IRONLAKE_M2_MAX },
+        .p   = { .min = IRONLAKE_LVDS_S_SSC_P_MIN, .max = IRONLAKE_LVDS_S_SSC_P_MAX },
+        .p1  = { .min = IRONLAKE_LVDS_S_SSC_P1_MIN,.max = IRONLAKE_LVDS_S_SSC_P1_MAX },
+        .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+                 .p2_slow = IRONLAKE_LVDS_S_SSC_P2_SLOW,
+                 .p2_fast = IRONLAKE_LVDS_S_SSC_P2_FAST },
+        .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_dual_lvds_100m = {
+        .dot = { .min = IRONLAKE_DOT_MIN,          .max = IRONLAKE_DOT_MAX },
+        .vco = { .min = IRONLAKE_VCO_MIN,          .max = IRONLAKE_VCO_MAX },
+        .n   = { .min = IRONLAKE_LVDS_D_SSC_N_MIN, .max = IRONLAKE_LVDS_D_SSC_N_MAX },
+        .m   = { .min = IRONLAKE_LVDS_D_SSC_M_MIN, .max = IRONLAKE_LVDS_D_SSC_M_MAX },
+        .m1  = { .min = IRONLAKE_M1_MIN,           .max = IRONLAKE_M1_MAX },
+        .m2  = { .min = IRONLAKE_M2_MIN,           .max = IRONLAKE_M2_MAX },
+        .p   = { .min = IRONLAKE_LVDS_D_SSC_P_MIN, .max = IRONLAKE_LVDS_D_SSC_P_MAX },
+        .p1  = { .min = IRONLAKE_LVDS_D_SSC_P1_MIN,.max = IRONLAKE_LVDS_D_SSC_P1_MAX },
+        .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+                 .p2_slow = IRONLAKE_LVDS_D_SSC_P2_SLOW,
+                 .p2_fast = IRONLAKE_LVDS_D_SSC_P2_FAST },
         .find_pll = intel_g4x_find_best_PLL,
 };
 
@@ -509,34 +607,53 @@ static const intel_limit_t intel_limits_ironlake_display_port = {
                  .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 },
+        .n   = { .min = IRONLAKE_DP_N_MIN,
+                 .max = IRONLAKE_DP_N_MAX },
+        .m   = { .min = IRONLAKE_DP_M_MIN,
+                 .max = IRONLAKE_DP_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 },
+        .p   = { .min = IRONLAKE_DP_P_MIN,
+                 .max = IRONLAKE_DP_P_MAX },
+        .p1  = { .min = IRONLAKE_DP_P1_MIN,
+                 .max = IRONLAKE_DP_P1_MAX},
+        .p2  = { .dot_limit = IRONLAKE_DP_P2_LIMIT,
+                 .p2_slow = IRONLAKE_DP_P2_SLOW,
+                 .p2_fast = IRONLAKE_DP_P2_FAST },
         .find_pll = intel_find_pll_ironlake_dp,
 };
 
 static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc)
 {
+        struct drm_device *dev = crtc->dev;
+        struct drm_i915_private *dev_priv = dev->dev_private;
         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) ||
+        int refclk = 120;
+
+        if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
+                if (dev_priv->lvds_use_ssc && dev_priv->lvds_ssc_freq == 100)
+                        refclk = 100;
+
+                if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
+                    LVDS_CLKB_POWER_UP) {
+                        /* LVDS dual channel */
+                        if (refclk == 100)
+                                limit = &intel_limits_ironlake_dual_lvds_100m;
+                        else
+                                limit = &intel_limits_ironlake_dual_lvds;
+                } else {
+                        if (refclk == 100)
+                                limit = &intel_limits_ironlake_single_lvds_100m;
+                        else
+                                limit = &intel_limits_ironlake_single_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;
+                limit = &intel_limits_ironlake_dac;
 
         return limit;
 }
@@ -914,6 +1031,8 @@ static void i8xx_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
 
         /* enable it... */
         fbc_ctl = FBC_CTL_EN | FBC_CTL_PERIODIC;
+        if (IS_I945GM(dev))
+                fbc_ctl |= FBC_C3_IDLE; /* 945 needs special SR handling */
         fbc_ctl |= (dev_priv->cfb_pitch & 0xff) << FBC_CTL_STRIDE_SHIFT;
         fbc_ctl |= (interval & 0x2fff) << FBC_CTL_INTERVAL_SHIFT;
         if (obj_priv->tiling_mode != I915_TILING_NONE)
@@ -1638,6 +1757,7 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
         case DRM_MODE_DPMS_OFF:
                 DRM_DEBUG_KMS("crtc %d dpms off\n", pipe);
 
+                drm_vblank_off(dev, pipe);
                 /* Disable display plane */
                 temp = I915_READ(dspcntr_reg);
                 if ((temp & DISPLAY_PLANE_ENABLE) != 0) {
@@ -2519,6 +2639,10 @@ static void g4x_update_wm(struct drm_device *dev,  int planea_clock,
                 sr_entries = roundup(sr_entries / cacheline_size, 1);
                 DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
                 I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+        } else {
+                /* Turn off self refresh if both pipes are enabled */
+                I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+                                        & ~FW_BLC_SELF_EN);
         }
 
         DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, SR %d\n",
@@ -2562,6 +2686,10 @@ static void i965_update_wm(struct drm_device *dev, int planea_clock,
                         srwm = 1;
                 srwm &= 0x3f;
                 I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+        } else {
+                /* Turn off self refresh if both pipes are enabled */
+                I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+                                        & ~FW_BLC_SELF_EN);
         }
 
         DRM_DEBUG_KMS("Setting FIFO watermarks - A: 8, B: 8, C: 8, SR %d\n",
@@ -2630,6 +2758,10 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
                 if (srwm < 0)
                         srwm = 1;
                 I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN | (srwm & 0x3f));
+        } else {
+                /* Turn off self refresh if both pipes are enabled */
+                I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+                                        & ~FW_BLC_SELF_EN);
         }
 
         DRM_DEBUG_KMS("Setting FIFO watermarks - A: %d, B: %d, C: %d, SR %d\n",
@@ -3949,7 +4081,8 @@ static void intel_crtc_destroy(struct drm_crtc *crtc)
 struct intel_unpin_work {
         struct work_struct work;
         struct drm_device *dev;
-        struct drm_gem_object *obj;
+        struct drm_gem_object *old_fb_obj;
+        struct drm_gem_object *pending_flip_obj;
         struct drm_pending_vblank_event *event;
         int pending;
 };
@@ -3960,8 +4093,9 @@ static void intel_unpin_work_fn(struct work_struct *__work)
                 container_of(__work, struct intel_unpin_work, work);
 
         mutex_lock(&work->dev->struct_mutex);
-        i915_gem_object_unpin(work->obj);
-        drm_gem_object_unreference(work->obj);
+        i915_gem_object_unpin(work->old_fb_obj);
+        drm_gem_object_unreference(work->pending_flip_obj);
+        drm_gem_object_unreference(work->old_fb_obj);
         mutex_unlock(&work->dev->struct_mutex);
         kfree(work);
 }
@@ -3984,6 +4118,12 @@ void intel_finish_page_flip(struct drm_device *dev, int pipe)
         spin_lock_irqsave(&dev->event_lock, flags);
         work = intel_crtc->unpin_work;
         if (work == NULL || !work->pending) {
+                if (work && !work->pending) {
+                        obj_priv = work->pending_flip_obj->driver_private;
+                        DRM_DEBUG_DRIVER("flip finish: %p (%d) not pending?\n",
+                                         obj_priv,
+                                         atomic_read(&obj_priv->pending_flip));
+                }
                 spin_unlock_irqrestore(&dev->event_lock, flags);
                 return;
         }
@@ -4004,8 +4144,11 @@ void intel_finish_page_flip(struct drm_device *dev, int pipe)
 
         spin_unlock_irqrestore(&dev->event_lock, flags);
 
-        obj_priv = work->obj->driver_private;
-        if (atomic_dec_and_test(&obj_priv->pending_flip))
+        obj_priv = work->pending_flip_obj->driver_private;
+
+        /* Initial scanout buffer will have a 0 pending flip count */
+        if ((atomic_read(&obj_priv->pending_flip) == 0) ||
+            atomic_dec_and_test(&obj_priv->pending_flip))
                 DRM_WAKEUP(&dev_priv->pending_flip_queue);
         schedule_work(&work->work);
 }
@@ -4018,8 +4161,11 @@ void intel_prepare_page_flip(struct drm_device *dev, int plane)
         unsigned long flags;
 
         spin_lock_irqsave(&dev->event_lock, flags);
-        if (intel_crtc->unpin_work)
+        if (intel_crtc->unpin_work) {
                 intel_crtc->unpin_work->pending = 1;
+        } else {
+                DRM_DEBUG_DRIVER("preparing flip with no unpin work?\n");
+        }
         spin_unlock_irqrestore(&dev->event_lock, flags);
 }
 
@@ -4035,7 +4181,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
         struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
         struct intel_unpin_work *work;
         unsigned long flags;
-        int ret;
+        int pipesrc_reg = (intel_crtc->pipe == 0) ? PIPEASRC : PIPEBSRC;
+        int ret, pipesrc;
         RING_LOCALS;
 
         work = kzalloc(sizeof *work, GFP_KERNEL);
@@ -4047,12 +4194,13 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
         work->event = event;
         work->dev = crtc->dev;
         intel_fb = to_intel_framebuffer(crtc->fb);
-        work->obj = intel_fb->obj;
+        work->old_fb_obj = intel_fb->obj;
         INIT_WORK(&work->work, intel_unpin_work_fn);
 
         /* We borrow the event spin lock for protecting unpin_work */
         spin_lock_irqsave(&dev->event_lock, flags);
         if (intel_crtc->unpin_work) {
+                DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
                 spin_unlock_irqrestore(&dev->event_lock, flags);
                 kfree(work);
                 mutex_unlock(&dev->struct_mutex);
@@ -4066,19 +4214,24 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
 
         ret = intel_pin_and_fence_fb_obj(dev, obj);
         if (ret != 0) {
+                DRM_DEBUG_DRIVER("flip queue: %p pin & fence failed\n",
+                          obj->driver_private);
                 kfree(work);
+                intel_crtc->unpin_work = NULL;
                 mutex_unlock(&dev->struct_mutex);
                 return ret;
         }
 
-        /* Reference the old fb object for the scheduled work. */
-        drm_gem_object_reference(work->obj);
+        /* Reference the objects for the scheduled work. */
+        drm_gem_object_reference(work->old_fb_obj);
+        drm_gem_object_reference(obj);
 
         crtc->fb = fb;
         i915_gem_object_flush_write_domain(obj);
         drm_vblank_get(dev, intel_crtc->pipe);
         obj_priv = obj->driver_private;
         atomic_inc(&obj_priv->pending_flip);
+        work->pending_flip_obj = obj;
 
         BEGIN_LP_RING(4);
         OUT_RING(MI_DISPLAY_FLIP |
@@ -4086,7 +4239,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
         OUT_RING(fb->pitch);
         if (IS_I965G(dev)) {
                 OUT_RING(obj_priv->gtt_offset | obj_priv->tiling_mode);
-                OUT_RING((fb->width << 16) | fb->height);
+                pipesrc = I915_READ(pipesrc_reg); 
+                OUT_RING(pipesrc & 0x0fff0fff);
         } else {
                 OUT_RING(obj_priv->gtt_offset);
                 OUT_RING(MI_NOOP);
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 371d753e362b..aaabbcbe5905 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -148,7 +148,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 
         mutex_lock(&dev->struct_mutex);
 
-        ret = i915_gem_object_pin(fbo, PAGE_SIZE);
+        ret = i915_gem_object_pin(fbo, 64*1024);
         if (ret) {
                 DRM_ERROR("failed to pin fb: %d\n", ret);
                 goto out_unref;
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index aa74e59bec61..b1d0acbae4e4 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -611,7 +611,7 @@ static const struct dmi_system_id bad_lid_status[] = {
         {
                 .ident = "Samsung SX20S",
                 .matches = {
-                        DMI_MATCH(DMI_SYS_VENDOR, "Phoenix Technologies LTD"),
+                        DMI_MATCH(DMI_SYS_VENDOR, "Samsung Electronics"),
                         DMI_MATCH(DMI_BOARD_NAME, "SX20S"),
                 },
         },
@@ -623,6 +623,13 @@ static const struct dmi_system_id bad_lid_status[] = {
                 },
         },
         {
+                .ident = "Aspire 1810T",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1810T"),
+                },
+        },
+        {
                 .ident = "PC-81005",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "MALATA"),
@@ -643,7 +650,7 @@ static enum drm_connector_status intel_lvds_detect(struct drm_connector *connect
 {
         enum drm_connector_status status = connector_status_connected;
 
-        if (!acpi_lid_open() && !dmi_check_system(bad_lid_status))
+        if (!dmi_check_system(bad_lid_status) && !acpi_lid_open())
                 status = connector_status_disconnected;
 
         return status;
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index eaacfd0920df..82678d30ab06 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2345,6 +2345,14 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
                 connector->connector_type = DRM_MODE_CONNECTOR_VGA;
                 intel_output->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
                                         (1 << INTEL_ANALOG_CLONE_BIT);
+        } else if (flags & SDVO_OUTPUT_CVBS0) {
+
+                sdvo_priv->controlled_output = SDVO_OUTPUT_CVBS0;
+                encoder->encoder_type = DRM_MODE_ENCODER_TVDAC;
+                connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
+                sdvo_priv->is_tv = true;
+                intel_output->needs_tv_clock = true;
+                intel_output->clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
         } else if (flags & SDVO_OUTPUT_LVDS0) {
 
                 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index 1cf488247a16..48227e744753 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -90,21 +90,21 @@ int nouveau_hybrid_setup(struct drm_device *dev)
 {
         int result;
 
-        if (nouveau_dsm(dev, NOUVEAU_DSM_ACTIVE, NOUVEAU_DSM_ACTIVE_QUERY,
+        if (nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STATE,
                                                                 &result))
                 return -ENODEV;
 
         NV_INFO(dev, "_DSM hardware status gave 0x%x\n", result);
 
-        if (result & 0x1) {     /* Stamina mode - disable the external GPU */
+        if (result) { /* Ensure that the external GPU is enabled */
+                nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_SPEED, NULL);
+                nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_SPEED,
+                                                                        NULL);
+        } else { /* Stamina mode - disable the external GPU */
                 nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_STAMINA,
                                                                         NULL);
                 nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STAMINA,
                                                                         NULL);
-        } else {                /* Ensure that the external GPU is enabled */
-                nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_SPEED, NULL);
-                nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_SPEED,
-                                                                        NULL);
         }
 
         return 0;
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index d7f8d8b4a4b8..2cd0fad17dac 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -1865,7 +1865,7 @@ init_compute_mem(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
 
         struct drm_nouveau_private *dev_priv = bios->dev->dev_private;
 
-        if (dev_priv->card_type >= NV_50)
+        if (dev_priv->card_type >= NV_40)
                 return 1;
 
         /*
@@ -3765,7 +3765,6 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
          */
 
         struct drm_nouveau_private *dev_priv = dev->dev_private;
-        struct init_exec iexec = {true, false};
         struct nvbios *bios = &dev_priv->VBIOS;
         uint8_t *table = &bios->data[bios->display.script_table_ptr];
         uint8_t *otable = NULL;
@@ -3845,8 +3844,6 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
                 }
         }
 
-        bios->display.output = dcbent;
-
         if (pxclk == 0) {
                 script = ROM16(otable[6]);
                 if (!script) {
@@ -3855,7 +3852,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
                 }
 
                 NV_TRACE(dev, "0x%04X: parsing output script 0\n", script);
-                parse_init_table(bios, script, &iexec);
+                nouveau_bios_run_init_table(dev, script, dcbent);
         } else
         if (pxclk == -1) {
                 script = ROM16(otable[8]);
@@ -3865,7 +3862,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
                 }
 
                 NV_TRACE(dev, "0x%04X: parsing output script 1\n", script);
-                parse_init_table(bios, script, &iexec);
+                nouveau_bios_run_init_table(dev, script, dcbent);
         } else
         if (pxclk == -2) {
                 if (table[4] >= 12)
@@ -3878,7 +3875,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
                 }
 
                 NV_TRACE(dev, "0x%04X: parsing output script 2\n", script);
-                parse_init_table(bios, script, &iexec);
+                nouveau_bios_run_init_table(dev, script, dcbent);
         } else
         if (pxclk > 0) {
                 script = ROM16(otable[table[4] + i*6 + 2]);
@@ -3890,7 +3887,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
                 }
 
                 NV_TRACE(dev, "0x%04X: parsing clock script 0\n", script);
-                parse_init_table(bios, script, &iexec);
+                nouveau_bios_run_init_table(dev, script, dcbent);
         } else
         if (pxclk < 0) {
                 script = ROM16(otable[table[4] + i*6 + 4]);
@@ -3902,7 +3899,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, struct dcb_entry *dcbent,
                 }
 
                 NV_TRACE(dev, "0x%04X: parsing clock script 1\n", script);
-                parse_init_table(bios, script, &iexec);
+                nouveau_bios_run_init_table(dev, script, dcbent);
         }
 
         return 0;
@@ -5864,10 +5861,13 @@ nouveau_bios_run_init_table(struct drm_device *dev, uint16_t table,
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct nvbios *bios = &dev_priv->VBIOS;
         struct init_exec iexec = { true, false };
+        unsigned long flags;
 
+        spin_lock_irqsave(&bios->lock, flags);
         bios->display.output = dcbent;
         parse_init_table(bios, table, &iexec);
         bios->display.output = NULL;
+        spin_unlock_irqrestore(&bios->lock, flags);
 }
 
 static bool NVInitVBIOS(struct drm_device *dev)
@@ -5876,6 +5876,7 @@ static bool NVInitVBIOS(struct drm_device *dev)
         struct nvbios *bios = &dev_priv->VBIOS;
 
         memset(bios, 0, sizeof(struct nvbios));
+        spin_lock_init(&bios->lock);
         bios->dev = dev;
 
         if (!NVShadowVBIOS(dev, bios->data))
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.h b/drivers/gpu/drm/nouveau/nouveau_bios.h
index 058e98c76d89..68446fd4146b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.h
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.h
@@ -205,6 +205,8 @@ struct nvbios {
         struct drm_device *dev;
         struct nouveau_bios_info pub;
 
+        spinlock_t lock;
+
         uint8_t data[NV_PROM_SIZE];
         unsigned int length;
         bool execute;
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index db0ed4c13f98..028719fddf76 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -65,8 +65,10 @@ nouveau_bo_fixup_align(struct drm_device *dev,
 
         /*
          * Some of the tile_flags have a periodic structure of N*4096 bytes,
-         * align to to that as well as the page size. Overallocate memory to
-         * avoid corruption of other buffer objects.
+         * align to to that as well as the page size. Align the size to the
+         * appropriate boundaries. This does imply that sizes are rounded up
+         * 3-7 pages, so be aware of this and do not waste memory by allocating
+         * many small buffers.
          */
         if (dev_priv->card_type == NV_50) {
                 uint32_t block_size = nouveau_mem_fb_amount(dev) >> 15;
@@ -77,22 +79,20 @@ nouveau_bo_fixup_align(struct drm_device *dev,
                 case 0x2800:
                 case 0x4800:
                 case 0x7a00:
-                        *size = roundup(*size, block_size);
                         if (is_power_of_2(block_size)) {
-                                *size += 3 * block_size;
                                 for (i = 1; i < 10; i++) {
                                         *align = 12 * i * block_size;
                                         if (!(*align % 65536))
                                                 break;
                                 }
                         } else {
-                                *size += 6 * block_size;
                                 for (i = 1; i < 10; i++) {
                                         *align = 8 * i * block_size;
                                         if (!(*align % 65536))
                                                 break;
                                 }
                         }
+                        *size = roundup(*size, *align);
                         break;
                 default:
                         break;
diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c
index 343d718a9667..2281f99da7fc 100644
--- a/drivers/gpu/drm/nouveau/nouveau_channel.c
+++ b/drivers/gpu/drm/nouveau/nouveau_channel.c
@@ -278,12 +278,11 @@ nouveau_channel_free(struct nouveau_channel *chan)
         /* Ensure the channel is no longer active on the GPU */
         pfifo->reassign(dev, false);
 
-        if (pgraph->channel(dev) == chan) {
-                pgraph->fifo_access(dev, false);
+        pgraph->fifo_access(dev, false);
+        if (pgraph->channel(dev) == chan)
                 pgraph->unload_context(dev);
-                pgraph->fifo_access(dev, true);
-        }
         pgraph->destroy_context(chan);
+        pgraph->fifo_access(dev, true);
 
         if (pfifo->channel_id(dev) == chan->id) {
                 pfifo->disable(dev);
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 7e6d673f3a23..d2f63353ea97 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -88,13 +88,14 @@ nouveau_connector_destroy(struct drm_connector *drm_connector)
 {
         struct nouveau_connector *nv_connector =
                 nouveau_connector(drm_connector);
-        struct drm_device *dev = nv_connector->base.dev;
-
-        NV_DEBUG_KMS(dev, "\n");
+        struct drm_device *dev;
 
         if (!nv_connector)
                 return;
 
+        dev = nv_connector->base.dev;
+        NV_DEBUG_KMS(dev, "\n");
+
         kfree(nv_connector->edid);
         drm_sysfs_connector_remove(drm_connector);
         drm_connector_cleanup(drm_connector);
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c
index dd4937224220..f954ad93e81f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
@@ -502,12 +502,12 @@ nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
                         break;
         }
 
-        if ((stat & NV50_AUXCH_STAT_COUNT) != data_nr) {
-                ret = -EREMOTEIO;
-                goto out;
-        }
-
         if (cmd & 1) {
+                if ((stat & NV50_AUXCH_STAT_COUNT) != data_nr) {
+                        ret = -EREMOTEIO;
+                        goto out;
+                }
+
                 for (i = 0; i < 4; i++) {
                         data32[i] = nv_rd32(dev, NV50_AUXCH_DATA_IN(index, i));
                         NV_DEBUG_KMS(dev, "rd %d: 0x%08x\n", i, data32[i]);
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c
index 343ab7f17ccc..da3b93b84502 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.c
@@ -56,7 +56,7 @@ int nouveau_vram_pushbuf;
 module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400);
 
 MODULE_PARM_DESC(vram_notify, "Force DMA notifiers to be in VRAM");
-int nouveau_vram_notify;
+int nouveau_vram_notify = 1;
 module_param_named(vram_notify, nouveau_vram_notify, int, 0400);
 
 MODULE_PARM_DESC(duallink, "Allow dual-link TMDS (>=GeForce 8)");
@@ -75,6 +75,14 @@ MODULE_PARM_DESC(ignorelid, "Ignore ACPI lid status");
 int nouveau_ignorelid = 0;
 module_param_named(ignorelid, nouveau_ignorelid, int, 0400);
 
+MODULE_PARM_DESC(noagp, "Disable all acceleration");
+int nouveau_noaccel = 0;
+module_param_named(noaccel, nouveau_noaccel, int, 0400);
+
+MODULE_PARM_DESC(noagp, "Disable fbcon acceleration");
+int nouveau_nofbaccel = 0;
+module_param_named(nofbaccel, nouveau_nofbaccel, int, 0400);
+
 MODULE_PARM_DESC(tv_norm, "Default TV norm.\n"
                  "\t\tSupported: PAL, PAL-M, PAL-N, PAL-Nc, NTSC-M, NTSC-J,\n"
                  "\t\t\thd480i, hd480p, hd576i, hd576p, hd720p, hd1080i.\n"
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 6b9690418bc7..5445cefdd03e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -678,6 +678,8 @@ extern int nouveau_reg_debug;
 extern char *nouveau_vbios;
 extern int nouveau_ctxfw;
 extern int nouveau_ignorelid;
+extern int nouveau_nofbaccel;
+extern int nouveau_noaccel;
 
 /* nouveau_state.c */
 extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 0b05c869e0e7..ea879a2efef3 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -107,6 +107,34 @@ static struct fb_ops nouveau_fbcon_ops = {
         .fb_setcmap = drm_fb_helper_setcmap,
 };
 
+static struct fb_ops nv04_fbcon_ops = {
+        .owner = THIS_MODULE,
+        .fb_check_var = drm_fb_helper_check_var,
+        .fb_set_par = drm_fb_helper_set_par,
+        .fb_setcolreg = drm_fb_helper_setcolreg,
+        .fb_fillrect = nv04_fbcon_fillrect,
+        .fb_copyarea = nv04_fbcon_copyarea,
+        .fb_imageblit = nv04_fbcon_imageblit,
+        .fb_sync = nouveau_fbcon_sync,
+        .fb_pan_display = drm_fb_helper_pan_display,
+        .fb_blank = drm_fb_helper_blank,
+        .fb_setcmap = drm_fb_helper_setcmap,
+};
+
+static struct fb_ops nv50_fbcon_ops = {
+        .owner = THIS_MODULE,
+        .fb_check_var = drm_fb_helper_check_var,
+        .fb_set_par = drm_fb_helper_set_par,
+        .fb_setcolreg = drm_fb_helper_setcolreg,
+        .fb_fillrect = nv50_fbcon_fillrect,
+        .fb_copyarea = nv50_fbcon_copyarea,
+        .fb_imageblit = nv50_fbcon_imageblit,
+        .fb_sync = nouveau_fbcon_sync,
+        .fb_pan_display = drm_fb_helper_pan_display,
+        .fb_blank = drm_fb_helper_blank,
+        .fb_setcmap = drm_fb_helper_setcmap,
+};
+
 static void nouveau_fbcon_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
                                     u16 blue, int regno)
 {
@@ -267,8 +295,12 @@ nouveau_fbcon_create(struct drm_device *dev, uint32_t fb_width,
         dev_priv->fbdev_info = info;
 
         strcpy(info->fix.id, "nouveaufb");
-        info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA |
-                      FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_IMAGEBLIT;
+        if (nouveau_nofbaccel)
+                info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED;
+        else
+                info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA |
+                              FBINFO_HWACCEL_FILLRECT |
+                              FBINFO_HWACCEL_IMAGEBLIT;
         info->fbops = &nouveau_fbcon_ops;
         info->fix.smem_start = dev->mode_config.fb_base + nvbo->bo.offset -
                                dev_priv->vm_vram_base;
@@ -316,13 +348,15 @@ nouveau_fbcon_create(struct drm_device *dev, uint32_t fb_width,
         par->nouveau_fb = nouveau_fb;
         par->dev = dev;
 
-        if (dev_priv->channel) {
+        if (dev_priv->channel && !nouveau_nofbaccel) {
                 switch (dev_priv->card_type) {
                 case NV_50:
                         nv50_fbcon_accel_init(info);
+                        info->fbops = &nv50_fbcon_ops;
                         break;
                 default:
                         nv04_fbcon_accel_init(info);
+                        info->fbops = &nv04_fbcon_ops;
                         break;
                 };
         }
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.h b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
index 462e0b87b4bd..f9c34e1a8c11 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
@@ -40,7 +40,13 @@ int nouveau_fbcon_remove(struct drm_device *dev, struct drm_framebuffer *fb);
 void nouveau_fbcon_restore(void);
 void nouveau_fbcon_zfill(struct drm_device *dev);
 
+void nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region);
+void nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
+void nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image);
 int nv04_fbcon_accel_init(struct fb_info *info);
+void nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
+void nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region);
+void nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image);
 int nv50_fbcon_accel_init(struct fb_info *info);
 
 void nouveau_fbcon_gpu_lockup(struct fb_info *info);
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 6ac804b0c9f9..70cc30803e3b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -925,7 +925,9 @@ nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data,
         }
 
         if (req->flags & NOUVEAU_GEM_CPU_PREP_NOBLOCK) {
+                spin_lock(&nvbo->bo.lock);
                 ret = ttm_bo_wait(&nvbo->bo, false, false, no_wait);
+                spin_unlock(&nvbo->bo.lock);
         } else {
                 ret = ttm_bo_synccpu_write_grab(&nvbo->bo, no_wait);
                 if (ret == 0)
diff --git a/drivers/gpu/drm/nouveau/nouveau_grctx.c b/drivers/gpu/drm/nouveau/nouveau_grctx.c
index 419f4c2b3b89..c7ebec696747 100644
--- a/drivers/gpu/drm/nouveau/nouveau_grctx.c
+++ b/drivers/gpu/drm/nouveau/nouveau_grctx.c
@@ -97,8 +97,8 @@ nouveau_grctx_prog_load(struct drm_device *dev)
                 }
 
                 pgraph->ctxvals = kmalloc(fw->size, GFP_KERNEL);
-                if (!pgraph->ctxprog) {
-                        NV_ERROR(dev, "OOM copying ctxprog\n");
+                if (!pgraph->ctxvals) {
+                        NV_ERROR(dev, "OOM copying ctxvals\n");
                         release_firmware(fw);
                         nouveau_grctx_fini(dev);
                         return -ENOMEM;
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c
index 3b9bad66162a..447f9f69d6b1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_irq.c
+++ b/drivers/gpu/drm/nouveau/nouveau_irq.c
@@ -211,6 +211,20 @@ nouveau_fifo_irq_handler(struct drm_device *dev)
                                                                 get + 4);
                 }
 
+                if (status & NV_PFIFO_INTR_SEMAPHORE) {
+                        uint32_t sem;
+
+                        status &= ~NV_PFIFO_INTR_SEMAPHORE;
+                        nv_wr32(dev, NV03_PFIFO_INTR_0,
+                                NV_PFIFO_INTR_SEMAPHORE);
+
+                        sem = nv_rd32(dev, NV10_PFIFO_CACHE1_SEMAPHORE);
+                        nv_wr32(dev, NV10_PFIFO_CACHE1_SEMAPHORE, sem | 0x1);
+
+                        nv_wr32(dev, NV03_PFIFO_CACHE1_GET, get + 4);
+                        nv_wr32(dev, NV04_PFIFO_CACHE1_PULL0, 1);
+                }
+
                 if (status) {
                         NV_INFO(dev, "PFIFO_INTR 0x%08x - Ch %d\n",
                                 status, chid);
@@ -566,86 +580,99 @@ nouveau_pgraph_irq_handler(struct drm_device *dev)
 static void
 nv50_pgraph_irq_handler(struct drm_device *dev)
 {
-        uint32_t status, nsource;
+        uint32_t status;
 
-        status = nv_rd32(dev, NV03_PGRAPH_INTR);
-        nsource = nv_rd32(dev, NV03_PGRAPH_NSOURCE);
+        while ((status = nv_rd32(dev, NV03_PGRAPH_INTR))) {
+                uint32_t nsource = nv_rd32(dev, NV03_PGRAPH_NSOURCE);
 
-        if (status & 0x00000001) {
-                nouveau_pgraph_intr_notify(dev, nsource);
-                status &= ~0x00000001;
-                nv_wr32(dev, NV03_PGRAPH_INTR, 0x00000001);
-        }
+                if (status & 0x00000001) {
+                        nouveau_pgraph_intr_notify(dev, nsource);
+                        status &= ~0x00000001;
+                        nv_wr32(dev, NV03_PGRAPH_INTR, 0x00000001);
+                }
 
-        if (status & 0x00000010) {
-                nouveau_pgraph_intr_error(dev, nsource |
-                                          NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD);
+                if (status & 0x00000010) {
+                        nouveau_pgraph_intr_error(dev, nsource |
+                                        NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD);
 
-                status &= ~0x00000010;
-                nv_wr32(dev, NV03_PGRAPH_INTR, 0x00000010);
-        }
+                        status &= ~0x00000010;
+                        nv_wr32(dev, NV03_PGRAPH_INTR, 0x00000010);
+                }
 
-        if (status & 0x00001000) {
-                nv_wr32(dev, 0x400500, 0x00000000);
-                nv_wr32(dev, NV03_PGRAPH_INTR, NV_PGRAPH_INTR_CONTEXT_SWITCH);
-                nv_wr32(dev, NV40_PGRAPH_INTR_EN, nv_rd32(dev,
-                        NV40_PGRAPH_INTR_EN) & ~NV_PGRAPH_INTR_CONTEXT_SWITCH);
-                nv_wr32(dev, 0x400500, 0x00010001);
+                if (status & 0x00001000) {
+                        nv_wr32(dev, 0x400500, 0x00000000);
+                        nv_wr32(dev, NV03_PGRAPH_INTR,
+                                NV_PGRAPH_INTR_CONTEXT_SWITCH);
+                        nv_wr32(dev, NV40_PGRAPH_INTR_EN, nv_rd32(dev,
+                                NV40_PGRAPH_INTR_EN) &
+                                ~NV_PGRAPH_INTR_CONTEXT_SWITCH);
+                        nv_wr32(dev, 0x400500, 0x00010001);
 
-                nv50_graph_context_switch(dev);
+                        nv50_graph_context_switch(dev);
 
-                status &= ~NV_PGRAPH_INTR_CONTEXT_SWITCH;
-        }
+                        status &= ~NV_PGRAPH_INTR_CONTEXT_SWITCH;
+                }
 
-        if (status & 0x00100000) {
-                nouveau_pgraph_intr_error(dev, nsource |
-                                          NV03_PGRAPH_NSOURCE_DATA_ERROR);
+                if (status & 0x00100000) {
+                        nouveau_pgraph_intr_error(dev, nsource |
+                                        NV03_PGRAPH_NSOURCE_DATA_ERROR);
 
-                status &= ~0x00100000;
-                nv_wr32(dev, NV03_PGRAPH_INTR, 0x00100000);
-        }
+                        status &= ~0x00100000;
+                        nv_wr32(dev, NV03_PGRAPH_INTR, 0x00100000);
+                }
 
-        if (status & 0x00200000) {
-                int r;
-
-                nouveau_pgraph_intr_error(dev, nsource |
-                                          NV03_PGRAPH_NSOURCE_PROTECTION_ERROR);
-
-                NV_ERROR(dev, "magic set 1:\n");
-                for (r = 0x408900; r <= 0x408910; r += 4)
-                        NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r, nv_rd32(dev, r));
-                nv_wr32(dev, 0x408900, nv_rd32(dev, 0x408904) | 0xc0000000);
-                for (r = 0x408e08; r <= 0x408e24; r += 4)
-                        NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r, nv_rd32(dev, r));
-                nv_wr32(dev, 0x408e08, nv_rd32(dev, 0x408e08) | 0xc0000000);
-
-                NV_ERROR(dev, "magic set 2:\n");
-                for (r = 0x409900; r <= 0x409910; r += 4)
-                        NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r, nv_rd32(dev, r));
-                nv_wr32(dev, 0x409900, nv_rd32(dev, 0x409904) | 0xc0000000);
-                for (r = 0x409e08; r <= 0x409e24; r += 4)
-                        NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r, nv_rd32(dev, r));
-                nv_wr32(dev, 0x409e08, nv_rd32(dev, 0x409e08) | 0xc0000000);
-
-                status &= ~0x00200000;
-                nv_wr32(dev, NV03_PGRAPH_NSOURCE, nsource);
-                nv_wr32(dev, NV03_PGRAPH_INTR, 0x00200000);
-        }
+                if (status & 0x00200000) {
+                        int r;
+
+                        nouveau_pgraph_intr_error(dev, nsource |
+                                        NV03_PGRAPH_NSOURCE_PROTECTION_ERROR);
+
+                        NV_ERROR(dev, "magic set 1:\n");
+                        for (r = 0x408900; r <= 0x408910; r += 4)
+                                NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r,
+                                        nv_rd32(dev, r));
+                        nv_wr32(dev, 0x408900,
+                                nv_rd32(dev, 0x408904) | 0xc0000000);
+                        for (r = 0x408e08; r <= 0x408e24; r += 4)
+                                NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r,
+                                                        nv_rd32(dev, r));
+                        nv_wr32(dev, 0x408e08,
+                                nv_rd32(dev, 0x408e08) | 0xc0000000);
+
+                        NV_ERROR(dev, "magic set 2:\n");
+                        for (r = 0x409900; r <= 0x409910; r += 4)
+                                NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r,
+                                        nv_rd32(dev, r));
+                        nv_wr32(dev, 0x409900,
+                                nv_rd32(dev, 0x409904) | 0xc0000000);
+                        for (r = 0x409e08; r <= 0x409e24; r += 4)
+                                NV_ERROR(dev, "\t0x%08x: 0x%08x\n", r,
+                                        nv_rd32(dev, r));
+                        nv_wr32(dev, 0x409e08,
+                                nv_rd32(dev, 0x409e08) | 0xc0000000);
+
+                        status &= ~0x00200000;
+                        nv_wr32(dev, NV03_PGRAPH_NSOURCE, nsource);
+                        nv_wr32(dev, NV03_PGRAPH_INTR, 0x00200000);
+                }
 
-        if (status) {
-                NV_INFO(dev, "Unhandled PGRAPH_INTR - 0x%08x\n", status);
-                nv_wr32(dev, NV03_PGRAPH_INTR, status);
-        }
+                if (status) {
+                        NV_INFO(dev, "Unhandled PGRAPH_INTR - 0x%08x\n",
+                                status);
+                        nv_wr32(dev, NV03_PGRAPH_INTR, status);
+                }
 
-        {
-                const int isb = (1 << 16) | (1 << 0);
+                {
+                        const int isb = (1 << 16) | (1 << 0);
 
-                if ((nv_rd32(dev, 0x400500) & isb) != isb)
-                        nv_wr32(dev, 0x400500, nv_rd32(dev, 0x400500) | isb);
-                nv_wr32(dev, 0x400824, nv_rd32(dev, 0x400824) & ~(1 << 31));
+                        if ((nv_rd32(dev, 0x400500) & isb) != isb)
+                                nv_wr32(dev, 0x400500,
+                                        nv_rd32(dev, 0x400500) | isb);
+                }
         }
 
         nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);
+        nv_wr32(dev, 0x400824, nv_rd32(dev, 0x400824) & ~(1 << 31));
 }
 
 static void
diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c
index 6c66a34b6345..d99dc087f9b1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_notifier.c
+++ b/drivers/gpu/drm/nouveau/nouveau_notifier.c
@@ -34,15 +34,20 @@ nouveau_notifier_init_channel(struct nouveau_channel *chan)
 {
         struct drm_device *dev = chan->dev;
         struct nouveau_bo *ntfy = NULL;
+        uint32_t flags;
         int ret;
 
-        ret = nouveau_gem_new(dev, NULL, PAGE_SIZE, 0, nouveau_vram_notify ?
-                              TTM_PL_FLAG_VRAM : TTM_PL_FLAG_TT,
+        if (nouveau_vram_notify)
+                flags = TTM_PL_FLAG_VRAM;
+        else
+                flags = TTM_PL_FLAG_TT;
+
+        ret = nouveau_gem_new(dev, NULL, PAGE_SIZE, 0, flags,
                               0, 0x0000, false, true, &ntfy);
         if (ret)
                 return ret;
 
-        ret = nouveau_bo_pin(ntfy, TTM_PL_FLAG_VRAM);
+        ret = nouveau_bo_pin(ntfy, flags);
         if (ret)
                 goto out_err;
 
@@ -128,6 +133,8 @@ nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle,
                         target = NV_DMA_TARGET_PCI;
                 } else {
                         target = NV_DMA_TARGET_AGP;
+                        if (dev_priv->card_type >= NV_50)
+                                offset += dev_priv->vm_gart_base;
                 }
         } else {
                 NV_ERROR(dev, "Bad DMA target, mem_type %d!\n",
diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c
index 6c2cf81716df..e7c100ba63a1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_object.c
+++ b/drivers/gpu/drm/nouveau/nouveau_object.c
@@ -885,11 +885,12 @@ int
 nouveau_gpuobj_sw_new(struct nouveau_channel *chan, int class,
                       struct nouveau_gpuobj **gpuobj_ret)
 {
-        struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
+        struct drm_nouveau_private *dev_priv;
         struct nouveau_gpuobj *gpuobj;
 
         if (!chan || !gpuobj_ret || *gpuobj_ret != NULL)
                 return -EINVAL;
+        dev_priv = chan->dev->dev_private;
 
         gpuobj = kzalloc(sizeof(*gpuobj), GFP_KERNEL);
         if (!gpuobj)
diff --git a/drivers/gpu/drm/nouveau/nouveau_reg.h b/drivers/gpu/drm/nouveau/nouveau_reg.h
index 251f1b3b38b9..aa9b310e41be 100644
--- a/drivers/gpu/drm/nouveau/nouveau_reg.h
+++ b/drivers/gpu/drm/nouveau/nouveau_reg.h
@@ -99,6 +99,7 @@
  * the card will hang early on in the X init process.
  */
 #    define NV_PMC_ENABLE_UNK13                               (1<<13)
+#define NV40_PMC_GRAPH_UNITS                               0x00001540
 #define NV40_PMC_BACKLIGHT                                 0x000015f0
 #       define NV40_PMC_BACKLIGHT_MASK                     0x001f0000
 #define NV40_PMC_1700                                      0x00001700
diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
index 4c7f1e403e80..ed1590577b6c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
@@ -54,11 +54,12 @@ static void
 nouveau_sgdma_clear(struct ttm_backend *be)
 {
         struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)be;
-        struct drm_device *dev = nvbe->dev;
-
-        NV_DEBUG(nvbe->dev, "\n");
+        struct drm_device *dev;
 
         if (nvbe && nvbe->pages) {
+                dev = nvbe->dev;
+                NV_DEBUG(dev, "\n");
+
                 if (nvbe->bound)
                         be->func->unbind(be);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index f2d0187ba152..a4851af5b05e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -310,6 +310,14 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
 static unsigned int
 nouveau_vga_set_decode(void *priv, bool state)
 {
+        struct drm_device *dev = priv;
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        if (dev_priv->chipset >= 0x40)
+                nv_wr32(dev, 0x88054, state);
+        else
+                nv_wr32(dev, 0x1854, state);
+
         if (state)
                 return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM |
                        VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
@@ -427,15 +435,19 @@ nouveau_card_init(struct drm_device *dev)
         if (ret)
                 goto out_timer;
 
-        /* PGRAPH */
-        ret = engine->graph.init(dev);
-        if (ret)
-                goto out_fb;
+        if (nouveau_noaccel)
+                engine->graph.accel_blocked = true;
+        else {
+                /* PGRAPH */
+                ret = engine->graph.init(dev);
+                if (ret)
+                        goto out_fb;
 
-        /* PFIFO */
-        ret = engine->fifo.init(dev);
-        if (ret)
-                goto out_graph;
+                /* PFIFO */
+                ret = engine->fifo.init(dev);
+                if (ret)
+                        goto out_graph;
+        }
 
         /* this call irq_preinstall, register irq handler and
          * call irq_postinstall
@@ -479,9 +491,11 @@ nouveau_card_init(struct drm_device *dev)
 out_irq:
         drm_irq_uninstall(dev);
 out_fifo:
-        engine->fifo.takedown(dev);
+        if (!nouveau_noaccel)
+                engine->fifo.takedown(dev);
 out_graph:
-        engine->graph.takedown(dev);
+        if (!nouveau_noaccel)
+                engine->graph.takedown(dev);
 out_fb:
         engine->fb.takedown(dev);
 out_timer:
@@ -518,8 +532,10 @@ static void nouveau_card_takedown(struct drm_device *dev)
                         dev_priv->channel = NULL;
                 }
 
-                engine->fifo.takedown(dev);
-                engine->graph.takedown(dev);
+                if (!nouveau_noaccel) {
+                        engine->fifo.takedown(dev);
+                        engine->graph.takedown(dev);
+                }
                 engine->fb.takedown(dev);
                 engine->timer.takedown(dev);
                 engine->mc.takedown(dev);
@@ -817,6 +833,15 @@ int nouveau_ioctl_getparam(struct drm_device *dev, void *data,
         case NOUVEAU_GETPARAM_VM_VRAM_BASE:
                 getparam->value = dev_priv->vm_vram_base;
                 break;
+        case NOUVEAU_GETPARAM_GRAPH_UNITS:
+                /* NV40 and NV50 versions are quite different, but register
+                 * address is the same. User is supposed to know the card
+                 * family anyway... */
+                if (dev_priv->chipset >= 0x40) {
+                        getparam->value = nv_rd32(dev, NV40_PMC_GRAPH_UNITS);
+                        break;
+                }
+                /* FALLTHRU */
         default:
                 NV_ERROR(dev, "unknown parameter %lld\n", getparam->param);
                 return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nv04_fbcon.c b/drivers/gpu/drm/nouveau/nv04_fbcon.c
index d910873c1368..fd01caabd5c3 100644
--- a/drivers/gpu/drm/nouveau/nv04_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv04_fbcon.c
@@ -27,7 +27,7 @@
 #include "nouveau_dma.h"
 #include "nouveau_fbcon.h"
 
-static void
+void
 nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
 {
         struct nouveau_fbcon_par *par = info->par;
@@ -54,7 +54,7 @@ nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
         FIRE_RING(chan);
 }
 
-static void
+void
 nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 {
         struct nouveau_fbcon_par *par = info->par;
@@ -88,7 +88,7 @@ nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
         FIRE_RING(chan);
 }
 
-static void
+void
 nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 {
         struct nouveau_fbcon_par *par = info->par;
@@ -307,9 +307,6 @@ nv04_fbcon_accel_init(struct fb_info *info)
 
         FIRE_RING(chan);
 
-        info->fbops->fb_fillrect = nv04_fbcon_fillrect;
-        info->fbops->fb_copyarea = nv04_fbcon_copyarea;
-        info->fbops->fb_imageblit = nv04_fbcon_imageblit;
         return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c
index 40b7360841f8..d1a651e3400c 100644
--- a/drivers/gpu/drm/nouveau/nv50_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv50_crtc.c
@@ -298,14 +298,17 @@ nv50_crtc_set_clock(struct drm_device *dev, int head, int pclk)
 static void
 nv50_crtc_destroy(struct drm_crtc *crtc)
 {
-        struct drm_device *dev = crtc->dev;
-        struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
-
-        NV_DEBUG_KMS(dev, "\n");
+        struct drm_device *dev;
+        struct nouveau_crtc *nv_crtc;
 
         if (!crtc)
                 return;
 
+        dev = crtc->dev;
+        nv_crtc = nouveau_crtc(crtc);
+
+        NV_DEBUG_KMS(dev, "\n");
+
         drm_crtc_cleanup(&nv_crtc->base);
 
         nv50_cursor_fini(nv_crtc);
diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c
index e4f279ee61cf..0f57cdf7ccb2 100644
--- a/drivers/gpu/drm/nouveau/nv50_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c
@@ -3,7 +3,7 @@
 #include "nouveau_dma.h"
 #include "nouveau_fbcon.h"
 
-static void
+void
 nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 {
         struct nouveau_fbcon_par *par = info->par;
@@ -46,7 +46,7 @@ nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
         FIRE_RING(chan);
 }
 
-static void
+void
 nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
 {
         struct nouveau_fbcon_par *par = info->par;
@@ -81,7 +81,7 @@ nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
         FIRE_RING(chan);
 }
 
-static void
+void
 nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 {
         struct nouveau_fbcon_par *par = info->par;
@@ -262,9 +262,6 @@ nv50_fbcon_accel_init(struct fb_info *info)
         OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys +
                          dev_priv->vm_vram_base);
 
-        info->fbops->fb_fillrect = nv50_fbcon_fillrect;
-        info->fbops->fb_copyarea = nv50_fbcon_copyarea;
-        info->fbops->fb_imageblit = nv50_fbcon_imageblit;
         return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nv50_fifo.c b/drivers/gpu/drm/nouveau/nv50_fifo.c
index 32b244bcb482..204a79ff10f4 100644
--- a/drivers/gpu/drm/nouveau/nv50_fifo.c
+++ b/drivers/gpu/drm/nouveau/nv50_fifo.c
@@ -317,17 +317,20 @@ void
 nv50_fifo_destroy_context(struct nouveau_channel *chan)
 {
         struct drm_device *dev = chan->dev;
+        struct nouveau_gpuobj_ref *ramfc = chan->ramfc;
 
         NV_DEBUG(dev, "ch%d\n", chan->id);
 
-        nouveau_gpuobj_ref_del(dev, &chan->ramfc);
-        nouveau_gpuobj_ref_del(dev, &chan->cache);
-
+        /* This will ensure the channel is seen as disabled. */
+        chan->ramfc = NULL;
         nv50_fifo_channel_disable(dev, chan->id, false);
 
         /* Dummy channel, also used on ch 127 */
         if (chan->id == 0)
                 nv50_fifo_channel_disable(dev, 127, false);
+
+        nouveau_gpuobj_ref_del(dev, &ramfc);
+        nouveau_gpuobj_ref_del(dev, &chan->cache);
 }
 
 int
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index 20319e59d368..6d504801b514 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -165,6 +165,12 @@ nv50_graph_channel(struct drm_device *dev)
         uint32_t inst;
         int i;
 
+        /* Be sure we're not in the middle of a context switch or bad things
+         * will happen, such as unloading the wrong pgraph context.
+         */
+        if (!nv_wait(0x400300, 0x00000001, 0x00000000))
+                NV_ERROR(dev, "Ctxprog is still running\n");
+
         inst = nv_rd32(dev, NV50_PGRAPH_CTXCTL_CUR);
         if (!(inst & NV50_PGRAPH_CTXCTL_CUR_LOADED))
                 return NULL;
@@ -275,7 +281,7 @@ nv50_graph_load_context(struct nouveau_channel *chan)
 int
 nv50_graph_unload_context(struct drm_device *dev)
 {
-        uint32_t inst, fifo = nv_rd32(dev, 0x400500);
+        uint32_t inst;
 
         inst  = nv_rd32(dev, NV50_PGRAPH_CTXCTL_CUR);
         if (!(inst & NV50_PGRAPH_CTXCTL_CUR_LOADED))
@@ -283,12 +289,10 @@ nv50_graph_unload_context(struct drm_device *dev)
         inst &= NV50_PGRAPH_CTXCTL_CUR_INSTANCE;
 
         nouveau_wait_for_idle(dev);
-        nv_wr32(dev, 0x400500, fifo & ~1);
         nv_wr32(dev, 0x400784, inst);
         nv_wr32(dev, 0x400824, nv_rd32(dev, 0x400824) | 0x20);
         nv_wr32(dev, 0x400304, nv_rd32(dev, 0x400304) | 0x01);
         nouveau_wait_for_idle(dev);
-        nv_wr32(dev, 0x400500, fifo);
 
         nv_wr32(dev, NV50_PGRAPH_CTXCTL_CUR, inst);
         return 0;
diff --git a/drivers/gpu/drm/nouveau/nv50_sor.c b/drivers/gpu/drm/nouveau/nv50_sor.c
index ecf1936b8224..c2fff543b06f 100644
--- a/drivers/gpu/drm/nouveau/nv50_sor.c
+++ b/drivers/gpu/drm/nouveau/nv50_sor.c
@@ -101,6 +101,7 @@ nv50_sor_dpms(struct drm_encoder *encoder, int mode)
                 struct nouveau_encoder *nvenc = nouveau_encoder(enc);
 
                 if (nvenc == nv_encoder ||
+                    nvenc->disconnect != nv50_sor_disconnect ||
                     nvenc->dcb->or != nv_encoder->dcb->or)
                         continue;
 
diff --git a/drivers/gpu/drm/radeon/Kconfig b/drivers/gpu/drm/radeon/Kconfig
index 5982321be4d5..1c02d23f6fcc 100644
--- a/drivers/gpu/drm/radeon/Kconfig
+++ b/drivers/gpu/drm/radeon/Kconfig
@@ -1,10 +1,14 @@
 config DRM_RADEON_KMS
-        bool "Enable modesetting on radeon by default"
+        bool "Enable modesetting on radeon by default - NEW DRIVER"
         depends on DRM_RADEON
         help
-          Choose this option if you want kernel modesetting enabled by default,
-          and you have a new enough userspace to support this. Running old
-          userspaces with this enabled will cause pain.
+          Choose this option if you want kernel modesetting enabled by default.
+
+          This is a completely new driver. It's only part of the existing drm
+          for compatibility reasons. It requires an entirely different graphics
+          stack above it and works very differently from the old drm stack.
+          i.e. don't enable this unless you know what you are doing it may
+          cause issues or bugs compared to the previous userspace driver stack.
 
           When kernel modesetting is enabled the IOCTL of radeon/drm
           driver are considered as invalid and an error message is printed
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index e3b44562d265..2a3df5599ab4 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -24,6 +24,7 @@
 
 #include <linux/module.h>
 #include <linux/sched.h>
+#include <asm/unaligned.h>
 
 #define ATOM_DEBUG
 
@@ -212,7 +213,9 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr,
         case ATOM_ARG_PS:
                 idx = U8(*ptr);
                 (*ptr)++;
-                val = le32_to_cpu(ctx->ps[idx]);
+                /* get_unaligned_le32 avoids unaligned accesses from atombios
+                 * tables, noticed on a DEC Alpha. */
+                val = get_unaligned_le32((u32 *)&ctx->ps[idx]);
                 if (print)
                         DEBUG("PS[0x%02X,0x%04X]", idx, val);
                 break;
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 71060114d5de..99915a682d59 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -332,11 +332,13 @@ bool radeon_process_aux_ch(struct radeon_i2c_chan *chan, u8 *req_bytes,
         PROCESS_AUX_CHANNEL_TRANSACTION_PS_ALLOCATION args;
         int index = GetIndexIntoMasterTable(COMMAND, ProcessAuxChannelTransaction);
         unsigned char *base;
+        int retry_count = 0;
 
         memset(&args, 0, sizeof(args));
 
         base = (unsigned char *)rdev->mode_info.atom_context->scratch;
 
+retry:
         memcpy(base, req_bytes, num_bytes);
 
         args.lpAuxRequest = 0;
@@ -347,10 +349,12 @@ bool radeon_process_aux_ch(struct radeon_i2c_chan *chan, u8 *req_bytes,
 
         atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 
-        if (args.ucReplyStatus) {
-                DRM_DEBUG("failed to get auxch %02x%02x %02x %02x 0x%02x %02x\n",
+        if (args.ucReplyStatus && !args.ucDataOutLen) {
+                if (args.ucReplyStatus == 0x20 && retry_count++ < 10)
+                        goto retry;
+                DRM_DEBUG("failed to get auxch %02x%02x %02x %02x 0x%02x %02x after %d retries\n",
                           req_bytes[1], req_bytes[0], req_bytes[2], req_bytes[3],
-                          chan->rec.i2c_id, args.ucReplyStatus);
+                          chan->rec.i2c_id, args.ucReplyStatus, retry_count);
                 return false;
         }
 
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 11c9a3fe6810..c0d4650cdb79 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -354,11 +354,17 @@ u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc)
                 return RREG32(RADEON_CRTC2_CRNT_FRAME);
 }
 
+/* Who ever call radeon_fence_emit should call ring_lock and ask
+ * for enough space (today caller are ib schedule and buffer move) */
 void r100_fence_ring_emit(struct radeon_device *rdev,
                           struct radeon_fence *fence)
 {
-        /* Who ever call radeon_fence_emit should call ring_lock and ask
-         * for enough space (today caller are ib schedule and buffer move) */
+        /* We have to make sure that caches are flushed before
+         * CPU might read something from VRAM. */
+        radeon_ring_write(rdev, PACKET0(RADEON_RB3D_DSTCACHE_CTLSTAT, 0));
+        radeon_ring_write(rdev, RADEON_RB3D_DC_FLUSH_ALL);
+        radeon_ring_write(rdev, PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 0));
+        radeon_ring_write(rdev, RADEON_RB3D_ZC_FLUSH_ALL);
         /* Wait until IDLE & CLEAN */
         radeon_ring_write(rdev, PACKET0(0x1720, 0));
         radeon_ring_write(rdev, (1 << 16) | (1 << 17));
@@ -3369,7 +3375,6 @@ int r100_suspend(struct radeon_device *rdev)
 
 void r100_fini(struct radeon_device *rdev)
 {
-        r100_suspend(rdev);
         r100_cp_fini(rdev);
         r100_wb_fini(rdev);
         r100_ib_fini(rdev);
@@ -3481,13 +3486,12 @@ int r100_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                r100_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 if (rdev->flags & RADEON_IS_PCI)
                         r100_pci_gart_fini(rdev);
-                radeon_irq_kms_fini(rdev);
                 rdev->accel_working = false;
         }
         return 0;
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 0051d11b907c..43b55a030b4d 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -506,11 +506,14 @@ void r300_vram_info(struct radeon_device *rdev)
 
         /* DDR for all card after R300 & IGP */
         rdev->mc.vram_is_ddr = true;
+
         tmp = RREG32(RADEON_MEM_CNTL);
-        if (tmp & R300_MEM_NUM_CHANNELS_MASK) {
-                rdev->mc.vram_width = 128;
-        } else {
-                rdev->mc.vram_width = 64;
+        tmp &= R300_MEM_NUM_CHANNELS_MASK;
+        switch (tmp) {
+        case 0: rdev->mc.vram_width = 64; break;
+        case 1: rdev->mc.vram_width = 128; break;
+        case 2: rdev->mc.vram_width = 256; break;
+        default:  rdev->mc.vram_width = 128; break;
         }
 
         r100_vram_init_sizes(rdev);
@@ -1327,7 +1330,6 @@ int r300_suspend(struct radeon_device *rdev)
 
 void r300_fini(struct radeon_device *rdev)
 {
-        r300_suspend(rdev);
         r100_cp_fini(rdev);
         r100_wb_fini(rdev);
         r100_ib_fini(rdev);
@@ -1418,15 +1420,15 @@ int r300_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                r300_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 if (rdev->flags & RADEON_IS_PCIE)
                         rv370_pcie_gart_fini(rdev);
                 if (rdev->flags & RADEON_IS_PCI)
                         r100_pci_gart_fini(rdev);
-                radeon_irq_kms_fini(rdev);
+                radeon_agp_fini(rdev);
                 rdev->accel_working = false;
         }
         return 0;
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 4526faaacca8..d9373246c97f 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -389,16 +389,15 @@ int r420_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                r420_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 if (rdev->flags & RADEON_IS_PCIE)
                         rv370_pcie_gart_fini(rdev);
                 if (rdev->flags & RADEON_IS_PCI)
                         r100_pci_gart_fini(rdev);
                 radeon_agp_fini(rdev);
-                radeon_irq_kms_fini(rdev);
                 rdev->accel_working = false;
         }
         return 0;
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 9a189072f2b9..ddf5731eba0d 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -294,13 +294,12 @@ int r520_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                rv515_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 rv370_pcie_gart_fini(rdev);
                 radeon_agp_fini(rdev);
-                radeon_irq_kms_fini(rdev);
                 rdev->accel_working = false;
         }
         return 0;
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 1b6d0001b20e..2ffcf5a03551 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1654,6 +1654,12 @@ void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
         rdev->cp.align_mask = 16 - 1;
 }
 
+void r600_cp_fini(struct radeon_device *rdev)
+{
+        r600_cp_stop(rdev);
+        radeon_ring_fini(rdev);
+}
+
 
 /*
  * GPU scratch registers helpers function.
@@ -1861,6 +1867,12 @@ int r600_startup(struct radeon_device *rdev)
                         return r;
         }
         r600_gpu_init(rdev);
+        r = r600_blit_init(rdev);
+        if (r) {
+                r600_blit_fini(rdev);
+                rdev->asic->copy = NULL;
+                dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
+        }
         /* pin copy shader into vram */
         if (rdev->r600_blit.shader_obj) {
                 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
@@ -1938,6 +1950,13 @@ int r600_resume(struct radeon_device *rdev)
                 DRM_ERROR("radeon: failled testing IB (%d).\n", r);
                 return r;
         }
+
+        r = r600_audio_init(rdev);
+        if (r) {
+                DRM_ERROR("radeon: audio resume failed\n");
+                return r;
+        }
+
         return r;
 }
 
@@ -1945,6 +1964,7 @@ int r600_suspend(struct radeon_device *rdev)
 {
         int r;
 
+        r600_audio_fini(rdev);
         /* FIXME: we should wait for ring to be empty */
         r600_cp_stop(rdev);
         rdev->cp.ready = false;
@@ -2045,19 +2065,15 @@ int r600_init(struct radeon_device *rdev)
         r = r600_pcie_gart_init(rdev);
         if (r)
                 return r;
-        r = r600_blit_init(rdev);
-        if (r) {
-                r600_blit_fini(rdev);
-                rdev->asic->copy = NULL;
-                dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
-        }
 
         rdev->accel_working = true;
         r = r600_startup(rdev);
         if (r) {
-                r600_suspend(rdev);
+                dev_err(rdev->dev, "disabling GPU acceleration\n");
+                r600_cp_fini(rdev);
                 r600_wb_fini(rdev);
-                radeon_ring_fini(rdev);
+                r600_irq_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 r600_pcie_gart_fini(rdev);
                 rdev->accel_working = false;
         }
@@ -2083,20 +2099,17 @@ int r600_init(struct radeon_device *rdev)
 
 void r600_fini(struct radeon_device *rdev)
 {
-        /* Suspend operations */
-        r600_suspend(rdev);
-
         r600_audio_fini(rdev);
         r600_blit_fini(rdev);
+        r600_cp_fini(rdev);
+        r600_wb_fini(rdev);
         r600_irq_fini(rdev);
         radeon_irq_kms_fini(rdev);
-        radeon_ring_fini(rdev);
-        r600_wb_fini(rdev);
         r600_pcie_gart_fini(rdev);
+        radeon_agp_fini(rdev);
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
         radeon_clocks_fini(rdev);
-        radeon_agp_fini(rdev);
         radeon_bo_fini(rdev);
         radeon_atombios_fini(rdev);
         kfree(rdev->bios);
@@ -2900,3 +2913,18 @@ int r600_debugfs_mc_info_init(struct radeon_device *rdev)
         return 0;
 #endif
 }
+
+/**
+ * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
+ * rdev: radeon device structure
+ * bo: buffer object struct which userspace is waiting for idle
+ *
+ * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
+ * through ring buffer, this leads to corruption in rendering, see
+ * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
+ * directly perform HDP flush by writing register through MMIO.
+ */
+void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
+{
+        WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
+}
diff --git a/drivers/gpu/drm/radeon/r600_audio.c b/drivers/gpu/drm/radeon/r600_audio.c
index 99e2c3891a7d..0dcb6904c4ff 100644
--- a/drivers/gpu/drm/radeon/r600_audio.c
+++ b/drivers/gpu/drm/radeon/r600_audio.c
@@ -35,7 +35,7 @@
  */
 static int r600_audio_chipset_supported(struct radeon_device *rdev)
 {
-        return rdev->family >= CHIP_R600
+        return (rdev->family >= CHIP_R600 && rdev->family < CHIP_RV710)
                 || rdev->family == CHIP_RS600
                 || rdev->family == CHIP_RS690
                 || rdev->family == CHIP_RS740;
@@ -261,7 +261,6 @@ void r600_audio_fini(struct radeon_device *rdev)
         if (!r600_audio_chipset_supported(rdev))
                 return;
 
-        WREG32_P(R600_AUDIO_ENABLE, 0x0, ~0x81000000);
-
         del_timer(&rdev->audio_timer);
+        WREG32_P(R600_AUDIO_ENABLE, 0x0, ~0x81000000);
 }
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 2d5f2bfa7201..f57480ba1355 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -661,6 +661,13 @@ struct radeon_asic {
         void (*hpd_fini)(struct radeon_device *rdev);
         bool (*hpd_sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
         void (*hpd_set_polarity)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
+        /* ioctl hw specific callback. Some hw might want to perform special
+         * operation on specific ioctl. For instance on wait idle some hw
+         * might want to perform and HDP flush through MMIO as it seems that
+         * some R6XX/R7XX hw doesn't take HDP flush into account if programmed
+         * through ring.
+         */
+        void (*ioctl_wait_idle)(struct radeon_device *rdev, struct radeon_bo *bo);
 };
 
 /*
@@ -1143,6 +1150,7 @@ extern bool r600_card_posted(struct radeon_device *rdev);
 extern void r600_cp_stop(struct radeon_device *rdev);
 extern void r600_ring_init(struct radeon_device *rdev, unsigned ring_size);
 extern int r600_cp_resume(struct radeon_device *rdev);
+extern void r600_cp_fini(struct radeon_device *rdev);
 extern int r600_count_pipe_bits(uint32_t val);
 extern int r600_gart_clear_page(struct radeon_device *rdev, int i);
 extern int r600_mc_wait_for_idle(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index f2fbd2e4e9df..05ee1aeac3fd 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -117,6 +117,7 @@ static struct radeon_asic r100_asic = {
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
         .hpd_set_polarity = &r100_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 
@@ -176,6 +177,7 @@ static struct radeon_asic r300_asic = {
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
         .hpd_set_polarity = &r100_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 /*
@@ -219,6 +221,7 @@ static struct radeon_asic r420_asic = {
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
         .hpd_set_polarity = &r100_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 
@@ -267,6 +270,7 @@ static struct radeon_asic rs400_asic = {
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
         .hpd_set_polarity = &r100_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 
@@ -323,6 +327,7 @@ static struct radeon_asic rs600_asic = {
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
         .hpd_set_polarity = &rs600_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 
@@ -370,6 +375,7 @@ static struct radeon_asic rs690_asic = {
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
         .hpd_set_polarity = &rs600_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 
@@ -421,6 +427,7 @@ static struct radeon_asic rv515_asic = {
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
         .hpd_set_polarity = &rs600_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 
@@ -463,6 +470,7 @@ static struct radeon_asic r520_asic = {
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
         .hpd_set_polarity = &rs600_hpd_set_polarity,
+        .ioctl_wait_idle = NULL,
 };
 
 /*
@@ -504,6 +512,7 @@ void r600_hpd_fini(struct radeon_device *rdev);
 bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd);
 void r600_hpd_set_polarity(struct radeon_device *rdev,
                            enum radeon_hpd_id hpd);
+extern void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo);
 
 static struct radeon_asic r600_asic = {
         .init = &r600_init,
@@ -538,6 +547,7 @@ static struct radeon_asic r600_asic = {
         .hpd_fini = &r600_hpd_fini,
         .hpd_sense = &r600_hpd_sense,
         .hpd_set_polarity = &r600_hpd_set_polarity,
+        .ioctl_wait_idle = r600_ioctl_wait_idle,
 };
 
 /*
@@ -582,6 +592,7 @@ static struct radeon_asic rv770_asic = {
         .hpd_fini = &r600_hpd_fini,
         .hpd_sense = &r600_hpd_sense,
         .hpd_set_polarity = &r600_hpd_set_polarity,
+        .ioctl_wait_idle = r600_ioctl_wait_idle,
 };
 
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index fa82ca74324e..2dcda6115874 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -287,6 +287,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                         *connector_type = DRM_MODE_CONNECTOR_DVID;
         }
 
+        /* XFX Pine Group device rv730 reports no VGA DDC lines
+         * even though they are wired up to record 0x93
+         */
+        if ((dev->pdev->device == 0x9498) &&
+            (dev->pdev->subsystem_vendor == 0x1682) &&
+            (dev->pdev->subsystem_device == 0x2452)) {
+                struct radeon_device *rdev = dev->dev_private;
+                *i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
+        }
         return true;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c
index 4ddfd4b5bc51..7932dc4d6b90 100644
--- a/drivers/gpu/drm/radeon/radeon_benchmark.c
+++ b/drivers/gpu/drm/radeon/radeon_benchmark.c
@@ -65,31 +65,42 @@ void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize,
         if (r) {
                 goto out_cleanup;
         }
-        start_jiffies = jiffies;
-        for (i = 0; i < n; i++) {
-                r = radeon_fence_create(rdev, &fence);
-                if (r) {
-                        goto out_cleanup;
+
+        /* r100 doesn't have dma engine so skip the test */
+        if (rdev->asic->copy_dma) {
+
+                start_jiffies = jiffies;
+                for (i = 0; i < n; i++) {
+                        r = radeon_fence_create(rdev, &fence);
+                        if (r) {
+                                goto out_cleanup;
+                        }
+
+                        r = radeon_copy_dma(rdev, saddr, daddr,
+                                        size / RADEON_GPU_PAGE_SIZE, fence);
+
+                        if (r) {
+                                goto out_cleanup;
+                        }
+                        r = radeon_fence_wait(fence, false);
+                        if (r) {
+                                goto out_cleanup;
+                        }
+                        radeon_fence_unref(&fence);
                 }
-                r = radeon_copy_dma(rdev, saddr, daddr, size / RADEON_GPU_PAGE_SIZE, fence);
-                if (r) {
-                        goto out_cleanup;
+                end_jiffies = jiffies;
+                time = end_jiffies - start_jiffies;
+                time = jiffies_to_msecs(time);
+                if (time > 0) {
+                        i = ((n * size) >> 10) / time;
+                        printk(KERN_INFO "radeon: dma %u bo moves of %ukb from"
+                                        " %d to %d in %lums (%ukb/ms %ukb/s %uM/s)\n",
+                                        n, size >> 10,
+                                        sdomain, ddomain, time,
+                                        i, i * 1000, (i * 1000) / 1024);
                 }
-                r = radeon_fence_wait(fence, false);
-                if (r) {
-                        goto out_cleanup;
-                }
-                radeon_fence_unref(&fence);
-        }
-        end_jiffies = jiffies;
-        time = end_jiffies - start_jiffies;
-        time = jiffies_to_msecs(time);
-        if (time > 0) {
-                i = ((n * size) >> 10) / time;
-                printk(KERN_INFO "radeon: dma %u bo moves of %ukb from %d to %d"
-                       " in %lums (%ukb/ms %ukb/s %uM/s)\n", n, size >> 10,
-                       sdomain, ddomain, time, i, i * 1000, (i * 1000) / 1024);
         }
+
         start_jiffies = jiffies;
         for (i = 0; i < n; i++) {
                 r = radeon_fence_create(rdev, &fence);
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 579c8920e081..e7b19440102e 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -971,8 +971,7 @@ struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
                          lvds->native_mode.vdisplay);
 
                 lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
-                if (lvds->panel_vcc_delay > 2000 || lvds->panel_vcc_delay < 0)
-                        lvds->panel_vcc_delay = 2000;
+                lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
 
                 lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
                 lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 55266416fa47..238188540017 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -580,16 +580,18 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
         struct drm_encoder *encoder;
         struct drm_encoder_helper_funcs *encoder_funcs;
-        bool dret;
+        bool dret = false;
         enum drm_connector_status ret = connector_status_disconnected;
 
         encoder = radeon_best_single_encoder(connector);
         if (!encoder)
                 ret = connector_status_disconnected;
 
-        radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
-        dret = radeon_ddc_probe(radeon_connector);
-        radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
+        if (radeon_connector->ddc_bus) {
+                radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
+                dret = radeon_ddc_probe(radeon_connector);
+                radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
+        }
         if (dret) {
                 if (radeon_connector->edid) {
                         kfree(radeon_connector->edid);
@@ -740,11 +742,13 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
         struct drm_mode_object *obj;
         int i;
         enum drm_connector_status ret = connector_status_disconnected;
-        bool dret;
+        bool dret = false;
 
-        radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
-        dret = radeon_ddc_probe(radeon_connector);
-        radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
+        if (radeon_connector->ddc_bus) {
+                radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
+                dret = radeon_ddc_probe(radeon_connector);
+                radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
+        }
         if (dret) {
                 if (radeon_connector->edid) {
                         kfree(radeon_connector->edid);
@@ -1343,7 +1347,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
                                 radeon_connector->dac_load_detect = false;
                         drm_connector_attach_property(&radeon_connector->base,
                                                       rdev->mode_info.load_detect_property,
-                                                      1);
+                                                      radeon_connector->dac_load_detect);
                         drm_connector_attach_property(&radeon_connector->base,
                                                       rdev->mode_info.tv_std_property,
                                                       radeon_combios_get_tv_info(rdev));
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 6a92f994cc26..7e17a362b54b 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -278,7 +278,7 @@ static void radeon_print_display_setup(struct drm_device *dev)
                 DRM_INFO("  %s\n", connector_names[connector->connector_type]);
                 if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
                         DRM_INFO("  %s\n", hpd_names[radeon_connector->hpd.hpd]);
-                if (radeon_connector->ddc_bus)
+                if (radeon_connector->ddc_bus) {
                         DRM_INFO("  DDC: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
                                  radeon_connector->ddc_bus->rec.mask_clk_reg,
                                  radeon_connector->ddc_bus->rec.mask_data_reg,
@@ -288,6 +288,15 @@ static void radeon_print_display_setup(struct drm_device *dev)
                                  radeon_connector->ddc_bus->rec.en_data_reg,
                                  radeon_connector->ddc_bus->rec.y_clk_reg,
                                  radeon_connector->ddc_bus->rec.y_data_reg);
+                } else {
+                        if (connector->connector_type == DRM_MODE_CONNECTOR_VGA ||
+                            connector->connector_type == DRM_MODE_CONNECTOR_DVII ||
+                            connector->connector_type == DRM_MODE_CONNECTOR_DVID ||
+                            connector->connector_type == DRM_MODE_CONNECTOR_DVIA ||
+                            connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
+                            connector->connector_type == DRM_MODE_CONNECTOR_HDMIB)
+                                DRM_INFO("  DDC: no ddc bus - possible BIOS bug - please report to xorg-driver-ati@lists.x.org\n");
+                }
                 DRM_INFO("  Encoders:\n");
                 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
                         radeon_encoder = to_radeon_encoder(encoder);
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 3ba213d1b06c..d71e346e9ab5 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -248,7 +248,7 @@ int radeonfb_create(struct drm_device *dev,
         if (ret)
                 goto out_unref;
 
-        memset_io(fbptr, 0xff, aligned_size);
+        memset_io(fbptr, 0x0, aligned_size);
 
         strcpy(info->fix.id, "radeondrmfb");
 
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index 0e1325e18534..db8e9a355a01 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -308,6 +308,9 @@ int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
         }
         robj = gobj->driver_private;
         r = radeon_bo_wait(robj, NULL, false);
+        /* callback hw specific functions if any */
+        if (robj->rdev->asic->ioctl_wait_idle)
+                robj->rdev->asic->ioctl_wait_idle(robj->rdev, robj);
         mutex_lock(&dev->struct_mutex);
         drm_gem_object_unreference(gobj);
         mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index 9f5418983e2a..287fcebfb4e6 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -223,15 +223,31 @@ int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
         return 0;
 }
 
+int rs400_mc_wait_for_idle(struct radeon_device *rdev)
+{
+        unsigned i;
+        uint32_t tmp;
+
+        for (i = 0; i < rdev->usec_timeout; i++) {
+                /* read MC_STATUS */
+                tmp = RREG32(0x0150);
+                if (tmp & (1 << 2)) {
+                        return 0;
+                }
+                DRM_UDELAY(1);
+        }
+        return -1;
+}
+
 void rs400_gpu_init(struct radeon_device *rdev)
 {
         /* FIXME: HDP same place on rs400 ? */
         r100_hdp_reset(rdev);
         /* FIXME: is this correct ? */
         r420_pipes_init(rdev);
-        if (r300_mc_wait_for_idle(rdev)) {
-                printk(KERN_WARNING "Failed to wait MC idle while "
-                       "programming pipes. Bad things might happen.\n");
+        if (rs400_mc_wait_for_idle(rdev)) {
+                printk(KERN_WARNING "rs400: Failed to wait MC idle while "
+                       "programming pipes. Bad things might happen. %08x\n", RREG32(0x150));
         }
 }
 
@@ -370,8 +386,8 @@ void rs400_mc_program(struct radeon_device *rdev)
         r100_mc_stop(rdev, &save);
 
         /* Wait for mc idle */
-        if (r300_mc_wait_for_idle(rdev))
-                dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+        if (rs400_mc_wait_for_idle(rdev))
+                dev_warn(rdev->dev, "rs400: Wait MC idle timeout before updating MC.\n");
         WREG32(R_000148_MC_FB_LOCATION,
                 S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
                 S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
@@ -448,7 +464,6 @@ int rs400_suspend(struct radeon_device *rdev)
 
 void rs400_fini(struct radeon_device *rdev)
 {
-        rs400_suspend(rdev);
         r100_cp_fini(rdev);
         r100_wb_fini(rdev);
         r100_ib_fini(rdev);
@@ -527,7 +542,6 @@ int rs400_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                rs400_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index d5255751e7b3..c3818562a13e 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -610,7 +610,6 @@ int rs600_suspend(struct radeon_device *rdev)
 
 void rs600_fini(struct radeon_device *rdev)
 {
-        rs600_suspend(rdev);
         r100_cp_fini(rdev);
         r100_wb_fini(rdev);
         r100_ib_fini(rdev);
@@ -689,7 +688,6 @@ int rs600_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                rs600_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index cd31da913771..06e2771aee5a 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -676,7 +676,6 @@ int rs690_suspend(struct radeon_device *rdev)
 
 void rs690_fini(struct radeon_device *rdev)
 {
-        rs690_suspend(rdev);
         r100_cp_fini(rdev);
         r100_wb_fini(rdev);
         r100_ib_fini(rdev);
@@ -756,7 +755,6 @@ int rs690_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                rs690_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 62756717b044..0e1e6b8632b8 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -537,7 +537,6 @@ void rv515_set_safe_registers(struct radeon_device *rdev)
 
 void rv515_fini(struct radeon_device *rdev)
 {
-        rv515_suspend(rdev);
         r100_cp_fini(rdev);
         r100_wb_fini(rdev);
         r100_ib_fini(rdev);
@@ -615,13 +614,12 @@ int rv515_init(struct radeon_device *rdev)
         if (r) {
                 /* Somethings want wront with the accel init stop accel */
                 dev_err(rdev->dev, "Disabling GPU acceleration\n");
-                rv515_suspend(rdev);
                 r100_cp_fini(rdev);
                 r100_wb_fini(rdev);
                 r100_ib_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 rv370_pcie_gart_fini(rdev);
                 radeon_agp_fini(rdev);
-                radeon_irq_kms_fini(rdev);
                 rdev->accel_working = false;
         }
         return 0;
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index afd9e8213c29..5943d561fd1e 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -887,6 +887,12 @@ static int rv770_startup(struct radeon_device *rdev)
                         return r;
         }
         rv770_gpu_init(rdev);
+        r = r600_blit_init(rdev);
+        if (r) {
+                r600_blit_fini(rdev);
+                rdev->asic->copy = NULL;
+                dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
+        }
         /* pin copy shader into vram */
         if (rdev->r600_blit.shader_obj) {
                 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
@@ -1055,19 +1061,15 @@ int rv770_init(struct radeon_device *rdev)
         r = r600_pcie_gart_init(rdev);
         if (r)
                 return r;
-        r = r600_blit_init(rdev);
-        if (r) {
-                r600_blit_fini(rdev);
-                rdev->asic->copy = NULL;
-                dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
-        }
 
         rdev->accel_working = true;
         r = rv770_startup(rdev);
         if (r) {
-                rv770_suspend(rdev);
+                dev_err(rdev->dev, "disabling GPU acceleration\n");
+                r600_cp_fini(rdev);
                 r600_wb_fini(rdev);
-                radeon_ring_fini(rdev);
+                r600_irq_fini(rdev);
+                radeon_irq_kms_fini(rdev);
                 rv770_pcie_gart_fini(rdev);
                 rdev->accel_working = false;
         }
@@ -1089,13 +1091,11 @@ int rv770_init(struct radeon_device *rdev)
 
 void rv770_fini(struct radeon_device *rdev)
 {
-        rv770_suspend(rdev);
-
         r600_blit_fini(rdev);
+        r600_cp_fini(rdev);
+        r600_wb_fini(rdev);
         r600_irq_fini(rdev);
         radeon_irq_kms_fini(rdev);
-        radeon_ring_fini(rdev);
-        r600_wb_fini(rdev);
         rv770_pcie_gart_fini(rdev);
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 1a3e909b7bba..c7320ce4567d 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1020,6 +1020,12 @@ static int ttm_bo_mem_compat(struct ttm_placement *placement,
                              struct ttm_mem_reg *mem)
 {
         int i;
+        struct drm_mm_node *node = mem->mm_node;
+
+        if (node && placement->lpfn != 0 &&
+            (node->start < placement->fpfn ||
+             node->start + node->size > placement->lpfn))
+                return -1;
 
         for (i = 0; i < placement->num_placement; i++) {
                 if ((placement->placement[i] & mem->placement &
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 135be9688c90..356dc935ec13 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -39,10 +39,10 @@
 #include "ttm/ttm_execbuf_util.h"
 #include "ttm/ttm_module.h"
 
-#define VMWGFX_DRIVER_DATE "20090724"
-#define VMWGFX_DRIVER_MAJOR 0
-#define VMWGFX_DRIVER_MINOR 1
-#define VMWGFX_DRIVER_PATCHLEVEL 2
+#define VMWGFX_DRIVER_DATE "20100209"
+#define VMWGFX_DRIVER_MAJOR 1
+#define VMWGFX_DRIVER_MINOR 0
+#define VMWGFX_DRIVER_PATCHLEVEL 0
 #define VMWGFX_FILE_PAGE_OFFSET 0x00100000
 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
 #define VMWGFX_MAX_RELOCATIONS 2048
@@ -113,6 +113,7 @@ struct vmw_fifo_state {
         unsigned long static_buffer_size;
         bool using_bounce_buffer;
         uint32_t capabilities;
+        struct mutex fifo_mutex;
         struct rw_semaphore rwsem;
 };
 
@@ -213,7 +214,7 @@ struct vmw_private {
          * Fencing and IRQs.
          */
 
-        uint32_t fence_seq;
+        atomic_t fence_seq;
         wait_queue_head_t fence_queue;
         wait_queue_head_t fifo_queue;
         atomic_t fence_queue_waiters;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 4157547cc6e4..39d43a01d846 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -74,6 +74,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
         fifo->reserved_size = 0;
         fifo->using_bounce_buffer = false;
 
+        mutex_init(&fifo->fifo_mutex);
         init_rwsem(&fifo->rwsem);
 
         /*
@@ -117,7 +118,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
                  (unsigned int) min,
                  (unsigned int) fifo->capabilities);
 
-        dev_priv->fence_seq = dev_priv->last_read_sequence;
+        atomic_set(&dev_priv->fence_seq, dev_priv->last_read_sequence);
         iowrite32(dev_priv->last_read_sequence, fifo_mem + SVGA_FIFO_FENCE);
 
         return vmw_fifo_send_fence(dev_priv, &dummy);
@@ -283,7 +284,7 @@ void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes)
         uint32_t reserveable = fifo_state->capabilities & SVGA_FIFO_CAP_RESERVE;
         int ret;
 
-        down_write(&fifo_state->rwsem);
+        mutex_lock(&fifo_state->fifo_mutex);
         max = ioread32(fifo_mem + SVGA_FIFO_MAX);
         min = ioread32(fifo_mem + SVGA_FIFO_MIN);
         next_cmd = ioread32(fifo_mem + SVGA_FIFO_NEXT_CMD);
@@ -351,7 +352,7 @@ void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes)
         }
 out_err:
         fifo_state->reserved_size = 0;
-        up_write(&fifo_state->rwsem);
+        mutex_unlock(&fifo_state->fifo_mutex);
         return NULL;
 }
 
@@ -426,6 +427,7 @@ void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes)
 
         }
 
+        down_write(&fifo_state->rwsem);
         if (fifo_state->using_bounce_buffer || reserveable) {
                 next_cmd += bytes;
                 if (next_cmd >= max)
@@ -437,8 +439,9 @@ void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes)
         if (reserveable)
                 iowrite32(0, fifo_mem + SVGA_FIFO_RESERVED);
         mb();
-        vmw_fifo_ping_host(dev_priv, SVGA_SYNC_GENERIC);
         up_write(&fifo_state->rwsem);
+        vmw_fifo_ping_host(dev_priv, SVGA_SYNC_GENERIC);
+        mutex_unlock(&fifo_state->fifo_mutex);
 }
 
 int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *sequence)
@@ -451,9 +454,7 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *sequence)
 
         fm = vmw_fifo_reserve(dev_priv, bytes);
         if (unlikely(fm == NULL)) {
-                down_write(&fifo_state->rwsem);
-                *sequence = dev_priv->fence_seq;
-                up_write(&fifo_state->rwsem);
+                *sequence = atomic_read(&dev_priv->fence_seq);
                 ret = -ENOMEM;
                 (void)vmw_fallback_wait(dev_priv, false, true, *sequence,
                                         false, 3*HZ);
@@ -461,7 +462,7 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *sequence)
         }
 
         do {
-                *sequence = dev_priv->fence_seq++;
+                *sequence = atomic_add_return(1, &dev_priv->fence_seq);
         } while (*sequence == 0);
 
         if (!(fifo_state->capabilities & SVGA_FIFO_CAP_FENCE)) {
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 778851f9f1d6..1c7a316454d8 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -48,6 +48,12 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
         case DRM_VMW_PARAM_FIFO_OFFSET:
                 param->value = dev_priv->mmio_start;
                 break;
+        case DRM_VMW_PARAM_HW_CAPS:
+                param->value = dev_priv->capabilities;
+                break;
+        case DRM_VMW_PARAM_FIFO_CAPS:
+                param->value = dev_priv->fifo.capabilities;
+                break;
         default:
                 DRM_ERROR("Illegal vmwgfx get param request: %d\n",
                           param->param);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index d40086fc8647..4d7cb5393860 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -85,19 +85,12 @@ bool vmw_fence_signaled(struct vmw_private *dev_priv,
                 return true;
 
         /**
-         * Below is to signal stale fences that have wrapped.
-         * First, block fence submission.
-         */
-
-        down_read(&fifo_state->rwsem);
-
-        /**
          * Then check if the sequence is higher than what we've actually
          * emitted. Then the fence is stale and signaled.
          */
 
-        ret = ((dev_priv->fence_seq - sequence) > VMW_FENCE_WRAP);
-        up_read(&fifo_state->rwsem);
+        ret = ((atomic_read(&dev_priv->fence_seq) - sequence)
+               > VMW_FENCE_WRAP);
 
         return ret;
 }
@@ -127,7 +120,7 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
 
         if (fifo_idle)
                 down_read(&fifo_state->rwsem);
-        signal_seq = dev_priv->fence_seq;
+        signal_seq = atomic_read(&dev_priv->fence_seq);
         ret = 0;
 
         for (;;) {
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index eeba6d1d06e4..31f9afed0a63 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -769,10 +769,10 @@ int vmw_kms_init(struct vmw_private *dev_priv)
 
         drm_mode_config_init(dev);
         dev->mode_config.funcs = &vmw_kms_funcs;
-        dev->mode_config.min_width = 640;
-        dev->mode_config.min_height = 480;
-        dev->mode_config.max_width = 2048;
-        dev->mode_config.max_height = 2048;
+        dev->mode_config.min_width = 1;
+        dev->mode_config.min_height = 1;
+        dev->mode_config.max_width = dev_priv->fb_max_width;
+        dev->mode_config.max_height = dev_priv->fb_max_height;
 
         ret = vmw_kms_init_legacy_display_system(dev_priv);
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index c7efbd47ab84..f8fbbc67a406 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -35,11 +35,6 @@
 #define VMW_RES_SURFACE ttm_driver_type1
 #define VMW_RES_STREAM ttm_driver_type2
 
-/* XXX: This isn't a real hardware flag, but just a hack for kernel to
- * know about primary surfaces. Find a better way to accomplish this.
- */
-#define SVGA3D_SURFACE_HINT_SCANOUT (1 << 9)
-
 struct vmw_user_context {
         struct ttm_base_object base;
         struct vmw_resource res;
@@ -579,6 +574,7 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
 
         srf->flags = req->flags;
         srf->format = req->format;
+        srf->scanout = req->scanout;
         memcpy(srf->mip_levels, req->mip_levels, sizeof(srf->mip_levels));
         srf->num_sizes = 0;
         for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i)
@@ -604,16 +600,6 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
         if (unlikely(ret != 0))
                 goto out_err1;
 
-        if (srf->flags & SVGA3D_SURFACE_HINT_SCANOUT) {
-                /* we should not send this flag down to hardware since
-                 * its not a official one
-                 */
-                srf->flags &= ~SVGA3D_SURFACE_HINT_SCANOUT;
-                srf->scanout = true;
-        } else {
-                srf->scanout = false;
-        }
-
         if (srf->scanout &&
             srf->num_sizes == 1 &&
             srf->sizes[0].width == 64 &&
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 1ac0c93603c9..24b56dc54597 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
                 remaining -= 7;
                 pr_devel("client 0x%p called 'target'\n", priv);
                 /* if target is default */
-                if (!strncmp(buf, "default", 7))
+                if (!strncmp(kbuf, "default", 7))
                         pdev = pci_dev_get(vga_default_device());
                 else {
                         if (!vga_pci_str_to_vars(curr_pos, remaining,
diff --git a/drivers/hwmon/adt7462.c b/drivers/hwmon/adt7462.c
index a31e77c776ae..b8156b4893bb 100644
--- a/drivers/hwmon/adt7462.c
+++ b/drivers/hwmon/adt7462.c
@@ -179,7 +179,7 @@ static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END };
  *
  * Some, but not all, of these voltages have low/high limits.
  */
-#define ADT7462_VOLT_COUNT      12
+#define ADT7462_VOLT_COUNT      13
 
 #define ADT7462_VENDOR          0x41
 #define ADT7462_DEVICE          0x62
diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c
index cadcbd90ff3b..72ff2c4e757d 100644
--- a/drivers/hwmon/lm78.c
+++ b/drivers/hwmon/lm78.c
@@ -851,17 +851,16 @@ static struct lm78_data *lm78_update_device(struct device *dev)
 static int __init lm78_isa_found(unsigned short address)
 {
         int val, save, found = 0;
-
-        /* We have to request the region in two parts because some
-           boards declare base+4 to base+7 as a PNP device */
-        if (!request_region(address, 4, "lm78")) {
-                pr_debug("lm78: Failed to request low part of region\n");
-                return 0;
-        }
-        if (!request_region(address + 4, 4, "lm78")) {
-                pr_debug("lm78: Failed to request high part of region\n");
-                release_region(address, 4);
-                return 0;
+        int port;
+
+        /* Some boards declare base+0 to base+7 as a PNP device, some base+4
+         * to base+7 and some base+5 to base+6. So we better request each port
+         * individually for the probing phase. */
+        for (port = address; port < address + LM78_EXTENT; port++) {
+                if (!request_region(port, 1, "lm78")) {
+                        pr_debug("lm78: Failed to request port 0x%x\n", port);
+                        goto release;
+                }
         }
 
 #define REALLY_SLOW_IO
@@ -925,8 +924,8 @@ static int __init lm78_isa_found(unsigned short address)
                         val & 0x80 ? "LM79" : "LM78", (int)address);
 
  release:
-        release_region(address + 4, 4);
-        release_region(address, 4);
+        for (port--; port >= address; port--)
+                release_region(port, 1);
         return found;
 }
 
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index 05f9225b6f94..32d4adee73db 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -1793,17 +1793,17 @@ static int __init
 w83781d_isa_found(unsigned short address)
 {
         int val, save, found = 0;
-
-        /* We have to request the region in two parts because some
-           boards declare base+4 to base+7 as a PNP device */
-        if (!request_region(address, 4, "w83781d")) {
-                pr_debug("w83781d: Failed to request low part of region\n");
-                return 0;
-        }
-        if (!request_region(address + 4, 4, "w83781d")) {
-                pr_debug("w83781d: Failed to request high part of region\n");
-                release_region(address, 4);
-                return 0;
+        int port;
+
+        /* Some boards declare base+0 to base+7 as a PNP device, some base+4
+         * to base+7 and some base+5 to base+6. So we better request each port
+         * individually for the probing phase. */
+        for (port = address; port < address + W83781D_EXTENT; port++) {
+                if (!request_region(port, 1, "w83781d")) {
+                        pr_debug("w83781d: Failed to request port 0x%x\n",
+                                 port);
+                        goto release;
+                }
         }
 
 #define REALLY_SLOW_IO
@@ -1877,8 +1877,8 @@ w83781d_isa_found(unsigned short address)
                         val == 0x30 ? "W83782D" : "W83781D", (int)address);
 
  release:
-        release_region(address + 4, 4);
-        release_region(address, 4);
+        for (port--; port >= address; port--)
+                release_region(port, 1);
         return found;
 }
 
diff --git a/drivers/i2c/busses/i2c-tiny-usb.c b/drivers/i2c/busses/i2c-tiny-usb.c
index b1c050ff311d..e29b6d5ba8ef 100644
--- a/drivers/i2c/busses/i2c-tiny-usb.c
+++ b/drivers/i2c/busses/i2c-tiny-usb.c
@@ -13,6 +13,7 @@
 #include <linux/kernel.h>
 #include <linux/errno.h>
 #include <linux/module.h>
+#include <linux/types.h>
 
 /* include interfaces to usb layer */
 #include <linux/usb.h>
@@ -31,8 +32,8 @@
 #define CMD_I2C_IO_END          (1<<1)
 
 /* i2c bit delay, default is 10us -> 100kHz */
-static int delay = 10;
-module_param(delay, int, 0);
+static unsigned short delay = 10;
+module_param(delay, ushort, 0);
 MODULE_PARM_DESC(delay, "bit delay in microseconds, "
                  "e.g. 10 for 100kHz (default is 100kHz)");
 
@@ -109,7 +110,7 @@ static int usb_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num)
 
 static u32 usb_func(struct i2c_adapter *adapter)
 {
-        u32 func;
+        __le32 func;
 
         /* get functionality from adapter */
         if (usb_read(adapter, CMD_GET_FUNC, 0, 0, &func, sizeof(func)) !=
@@ -118,7 +119,7 @@ static u32 usb_func(struct i2c_adapter *adapter)
                 return 0;
         }
 
-        return func;
+        return le32_to_cpu(func);
 }
 
 /* This is the actual algorithm we define */
@@ -216,8 +217,7 @@ static int i2c_tiny_usb_probe(struct usb_interface *interface,
                  "i2c-tiny-usb at bus %03d device %03d",
                  dev->usb_dev->bus->busnum, dev->usb_dev->devnum);
 
-        if (usb_write(&dev->adapter, CMD_SET_DELAY,
-                      cpu_to_le16(delay), 0, NULL, 0) != 0) {
+        if (usb_write(&dev->adapter, CMD_SET_DELAY, delay, 0, NULL, 0) != 0) {
                 dev_err(&dev->adapter.dev,
                         "failure setting delay to %dus\n", delay);
                 retval = -EIO;
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index cc9b5940fa97..875e34e0b235 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2115,9 +2115,7 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr)
         if (ret)
                 goto err1;
 
-        if (cma_loopback_addr(addr)) {
-                ret = cma_bind_loopback(id_priv);
-        } else if (!cma_zero_addr(addr)) {
+        if (!cma_any_addr(addr)) {
                 ret = rdma_translate_ip(addr, &id->route.addr.dev_addr);
                 if (ret)
                         goto err1;
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 9774bdfaa482..d8c0c8d6992c 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -1141,7 +1141,14 @@ static void psmouse_cleanup(struct serio *serio)
                 psmouse_deactivate(parent);
         }
 
-        psmouse_deactivate(psmouse);
+        psmouse_set_state(psmouse, PSMOUSE_INITIALIZING);
+
+        /*
+         * Disable stream mode so cleanup routine can proceed undisturbed.
+         */
+        if (ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_DISABLE))
+                printk(KERN_WARNING "psmouse.c: Failed to disable mouse on %s\n",
+                        psmouse->ps2dev.serio->phys);
 
         if (psmouse->cleanup)
                 psmouse->cleanup(psmouse);
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c
index 54abf9e303b7..f1c8cae70b4b 100644
--- a/drivers/md/dm-log-userspace-transfer.c
+++ b/drivers/md/dm-log-userspace-transfer.c
@@ -172,11 +172,15 @@ int dm_consult_userspace(const char *uuid, uint64_t luid, int request_type,
 {
         int r = 0;
         size_t dummy = 0;
-        int overhead_size =
-                sizeof(struct dm_ulog_request *) + sizeof(struct cn_msg);
+        int overhead_size = sizeof(struct dm_ulog_request) + sizeof(struct cn_msg);
         struct dm_ulog_request *tfr = prealloced_ulog_tfr;
         struct receiving_pkg pkg;
 
+        /*
+         * Given the space needed to hold the 'struct cn_msg' and
+         * 'struct dm_ulog_request' - do we have enough payload
+         * space remaining?
+         */
         if (data_size > (DM_ULOG_PREALLOCED_SIZE - overhead_size)) {
                 DMINFO("Size of tfr exceeds preallocated size");
                 return -EINVAL;
@@ -191,7 +195,7 @@ resend:
          */
         mutex_lock(&dm_ulog_lock);
 
-        memset(tfr, 0, DM_ULOG_PREALLOCED_SIZE - overhead_size);
+        memset(tfr, 0, DM_ULOG_PREALLOCED_SIZE - sizeof(struct cn_msg));
         memcpy(tfr->uuid, uuid, DM_UUID_LEN);
         tfr->luid = luid;
         tfr->seq = dm_ulog_seq++;
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index ad779bd13aec..6c1046df81f6 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -724,7 +724,7 @@ static void do_writes(struct mirror_set *ms, struct bio_list *writes)
         /*
          * Dispatch io.
          */
-        if (unlikely(ms->log_failure)) {
+        if (unlikely(ms->log_failure) && errors_handled(ms)) {
                 spin_lock_irq(&ms->lock);
                 bio_list_merge(&ms->failures, &sync);
                 spin_unlock_irq(&ms->lock);
diff --git a/drivers/md/dm-region-hash.c b/drivers/md/dm-region-hash.c
index 5f19ceb6fe91..168bd38f5006 100644
--- a/drivers/md/dm-region-hash.c
+++ b/drivers/md/dm-region-hash.c
@@ -660,10 +660,9 @@ void dm_rh_recovery_end(struct dm_region *reg, int success)
         spin_lock_irq(&rh->region_lock);
         if (success)
                 list_add(&reg->list, &reg->rh->recovered_regions);
-        else {
-                reg->state = DM_RH_NOSYNC;
+        else
                 list_add(&reg->list, &reg->rh->failed_recovered_regions);
-        }
+
         spin_unlock_irq(&rh->region_lock);
 
         rh->wakeup_workers(rh->context);
diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index 7d08879689ac..c097d8a4823d 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -254,7 +254,7 @@ static int chunk_io(struct pstore *ps, void *area, chunk_t chunk, int rw,
          * Issue the synchronous I/O from a different thread
          * to avoid generic_make_request recursion.
          */
-        INIT_WORK(&req.work, do_metadata);
+        INIT_WORK_ON_STACK(&req.work, do_metadata);
         queue_work(ps->metadata_wq, &req.work);
         flush_workqueue(ps->metadata_wq);
 
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index e0efc1adcaff..bd58703ee8f6 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -110,7 +110,7 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
         }
 
         stripes = simple_strtoul(argv[0], &end, 10);
-        if (*end) {
+        if (!stripes || *end) {
                 ti->error = "Invalid stripe count";
                 return -EINVAL;
         }
diff --git a/drivers/md/dm-sysfs.c b/drivers/md/dm-sysfs.c
index f53392df7b97..f91b40942e07 100644
--- a/drivers/md/dm-sysfs.c
+++ b/drivers/md/dm-sysfs.c
@@ -80,20 +80,12 @@ static struct sysfs_ops dm_sysfs_ops = {
 };
 
 /*
- * The sysfs structure is embedded in md struct, nothing to do here
- */
-static void dm_sysfs_release(struct kobject *kobj)
-{
-}
-
-/*
  * dm kobject is embedded in mapped_device structure
  * no need to define release function here
  */
 static struct kobj_type dm_ktype = {
         .sysfs_ops      = &dm_sysfs_ops,
         .default_attrs  = dm_attrs,
-        .release        = dm_sysfs_release
 };
 
 /*
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 3167480b532c..aa4e2aa86d49 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1595,10 +1595,15 @@ static int dm_prep_fn(struct request_queue *q, struct request *rq)
         return BLKPREP_OK;
 }
 
-static void map_request(struct dm_target *ti, struct request *clone,
-                        struct mapped_device *md)
+/*
+ * Returns:
+ * 0  : the request has been processed (not requeued)
+ * !0 : the request has been requeued
+ */
+static int map_request(struct dm_target *ti, struct request *clone,
+                       struct mapped_device *md)
 {
-        int r;
+        int r, requeued = 0;
         struct dm_rq_target_io *tio = clone->end_io_data;
 
         /*
@@ -1625,6 +1630,7 @@ static void map_request(struct dm_target *ti, struct request *clone,
         case DM_MAPIO_REQUEUE:
                 /* The target wants to requeue the I/O */
                 dm_requeue_unmapped_request(clone);
+                requeued = 1;
                 break;
         default:
                 if (r > 0) {
@@ -1636,6 +1642,8 @@ static void map_request(struct dm_target *ti, struct request *clone,
                 dm_kill_unmapped_request(clone, r);
                 break;
         }
+
+        return requeued;
 }
 
 /*
@@ -1677,12 +1685,17 @@ static void dm_request_fn(struct request_queue *q)
                 atomic_inc(&md->pending[rq_data_dir(clone)]);
 
                 spin_unlock(q->queue_lock);
-                map_request(ti, clone, md);
+                if (map_request(ti, clone, md))
+                        goto requeued;
+
                 spin_lock_irq(q->queue_lock);
         }
 
         goto out;
 
+requeued:
+        spin_lock_irq(q->queue_lock);
+
 plug_and_out:
         if (!elv_queue_empty(q))
                 /* Some requests still remain, retry later */
diff --git a/drivers/md/md.c b/drivers/md/md.c
index dd3dfe42d5a9..a20a71e5efd3 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4075,8 +4075,10 @@ static void mddev_delayed_delete(struct work_struct *ws)
 {
         mddev_t *mddev = container_of(ws, mddev_t, del_work);
 
-        if (mddev->private == &md_redundancy_group) {
+        if (mddev->private) {
                 sysfs_remove_group(&mddev->kobj, &md_redundancy_group);
+                if (mddev->private != (void*)1)
+                        sysfs_remove_group(&mddev->kobj, mddev->private);
                 if (mddev->sysfs_action)
                         sysfs_put(mddev->sysfs_action);
                 mddev->sysfs_action = NULL;
@@ -4287,10 +4289,7 @@ static int do_md_run(mddev_t * mddev)
                 sysfs_notify_dirent(rdev->sysfs_state);
         }
 
-        md_probe(mddev->unit, NULL, NULL);
         disk = mddev->gendisk;
-        if (!disk)
-                return -ENOMEM;
 
         spin_lock(&pers_lock);
         pers = find_pers(mddev->level, mddev->clevel);
@@ -4530,8 +4529,8 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open)
                         mddev->queue->unplug_fn = NULL;
                         mddev->queue->backing_dev_info.congested_fn = NULL;
                         module_put(mddev->pers->owner);
-                        if (mddev->pers->sync_request)
-                                mddev->private = &md_redundancy_group;
+                        if (mddev->pers->sync_request && mddev->private == NULL)
+                                mddev->private = (void*)1;
                         mddev->pers = NULL;
                         /* tell userspace to handle 'inactive' */
                         sysfs_notify_dirent(mddev->sysfs_state);
@@ -4578,9 +4577,6 @@ out:
                 }
                 mddev->bitmap_info.offset = 0;
 
-                /* make sure all md_delayed_delete calls have finished */
-                flush_scheduled_work();
-
                 export_array(mddev);
 
                 mddev->array_sectors = 0;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index e84204eb12df..ceb24afdc147 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5136,9 +5136,8 @@ static int stop(mddev_t *mddev)
         mddev->thread = NULL;
         mddev->queue->backing_dev_info.congested_fn = NULL;
         blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/
-        sysfs_remove_group(&mddev->kobj, &raid5_attrs_group);
         free_conf(conf);
-        mddev->private = NULL;
+        mddev->private = &raid5_attrs_group;
         return 0;
 }
 
@@ -5464,11 +5463,11 @@ static int raid5_start_reshape(mddev_t *mddev)
                     !test_bit(Faulty, &rdev->flags)) {
                         if (raid5_add_disk(mddev, rdev) == 0) {
                                 char nm[20];
-                                if (rdev->raid_disk >= conf->previous_raid_disks)
+                                if (rdev->raid_disk >= conf->previous_raid_disks) {
                                         set_bit(In_sync, &rdev->flags);
-                                else
+                                        added_devices++;
+                                } else
                                         rdev->recovery_offset = 0;
-                                added_devices++;
                                 sprintf(nm, "rd%d", rdev->raid_disk);
                                 if (sysfs_create_link(&mddev->kobj,
                                                       &rdev->kobj, nm))
@@ -5480,9 +5479,12 @@ static int raid5_start_reshape(mddev_t *mddev)
                                 break;
                 }
 
+        /* When a reshape changes the number of devices, ->degraded
+         * is measured against the large of the pre and post number of
+         * devices.*/
         if (mddev->delta_disks > 0) {
                 spin_lock_irqsave(&conf->device_lock, flags);
-                mddev->degraded = (conf->raid_disks - conf->previous_raid_disks)
+                mddev->degraded += (conf->raid_disks - conf->previous_raid_disks)
                         - added_devices;
                 spin_unlock_irqrestore(&conf->device_lock, flags);
         }
diff --git a/drivers/media/common/saa7146_video.c b/drivers/media/common/saa7146_video.c
index becbaadb3b77..5ed75263340a 100644
--- a/drivers/media/common/saa7146_video.c
+++ b/drivers/media/common/saa7146_video.c
@@ -1333,9 +1333,9 @@ static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
 
         DEB_CAP(("vbuf:%p\n",vb));
 
-        release_all_pagetables(dev, buf);
-
         saa7146_dma_free(dev,q,buf);
+
+        release_all_pagetables(dev, buf);
 }
 
 static struct videobuf_queue_ops video_qops = {
diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c
index c37790ad92d0..9ddc57909d49 100644
--- a/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/drivers/media/dvb/dvb-core/dmxdev.c
@@ -761,7 +761,6 @@ static int dvb_demux_open(struct inode *inode, struct file *file)
         dvb_ringbuffer_init(&dmxdevfilter->buffer, NULL, 8192);
         dmxdevfilter->type = DMXDEV_TYPE_NONE;
         dvb_dmxdev_filter_state_set(dmxdevfilter, DMXDEV_STATE_ALLOCATED);
-        INIT_LIST_HEAD(&dmxdevfilter->feed.ts);
         init_timer(&dmxdevfilter->timer);
 
         dvbdev->users++;
@@ -887,6 +886,7 @@ static int dvb_dmxdev_pes_filter_set(struct dmxdev *dmxdev,
         dmxdevfilter->type = DMXDEV_TYPE_PES;
         memcpy(&dmxdevfilter->params, params,
                sizeof(struct dmx_pes_filter_params));
+        INIT_LIST_HEAD(&dmxdevfilter->feed.ts);
 
         dvb_dmxdev_filter_state_set(dmxdevfilter, DMXDEV_STATE_SET);
 
diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c
index b78cfb7d1897..67f189b7aa1f 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb/dvb-core/dvb_demux.c
@@ -426,16 +426,7 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
                 };
         };
 
-        if (dvb_demux_tscheck) {
-                if (!demux->cnt_storage)
-                        demux->cnt_storage = vmalloc(MAX_PID + 1);
-
-                if (!demux->cnt_storage) {
-                        printk(KERN_WARNING "Couldn't allocate memory for TS/TEI check. Disabling it\n");
-                        dvb_demux_tscheck = 0;
-                        goto no_dvb_demux_tscheck;
-                }
-
+        if (demux->cnt_storage) {
                 /* check pkt counter */
                 if (pid < MAX_PID) {
                         if (buf[1] & 0x80)
@@ -454,7 +445,6 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
                 };
                 /* end check */
         };
-no_dvb_demux_tscheck:
 
         list_for_each_entry(feed, &demux->feed_list, list_head) {
                 if ((feed->pid != pid) && (feed->pid != 0x2000))
@@ -1246,6 +1236,7 @@ int dvb_dmx_init(struct dvb_demux *dvbdemux)
         dvbdemux->feed = vmalloc(dvbdemux->feednum * sizeof(struct dvb_demux_feed));
         if (!dvbdemux->feed) {
                 vfree(dvbdemux->filter);
+                dvbdemux->filter = NULL;
                 return -ENOMEM;
         }
         for (i = 0; i < dvbdemux->filternum; i++) {
@@ -1257,6 +1248,13 @@ int dvb_dmx_init(struct dvb_demux *dvbdemux)
                 dvbdemux->feed[i].index = i;
         }
 
+        if (dvb_demux_tscheck) {
+                dvbdemux->cnt_storage = vmalloc(MAX_PID + 1);
+
+                if (!dvbdemux->cnt_storage)
+                        printk(KERN_WARNING "Couldn't allocate memory for TS/TEI check. Disabling it\n");
+        }
+
         INIT_LIST_HEAD(&dvbdemux->frontend_list);
 
         for (i = 0; i < DMX_TS_PES_OTHER; i++) {
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index 7dfecfc6017c..ee5bff02a92c 100644
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/drivers/media/video/saa7134/saa7134-empress.c
@@ -93,9 +93,9 @@ static int ts_open(struct file *file)
         dprintk("open dev=%s\n", video_device_node_name(vdev));
         err = -EBUSY;
         if (!mutex_trylock(&dev->empress_tsq.vb_lock))
-                goto done;
+                return err;
         if (atomic_read(&dev->empress_users))
-                goto done_up;
+                goto done;
 
         /* Unmute audio */
         saa_writeb(SAA7134_AUDIO_MUTE_CTRL,
@@ -105,10 +105,8 @@ static int ts_open(struct file *file)
         file->private_data = dev;
         err = 0;
 
-done_up:
-        mutex_unlock(&dev->empress_tsq.vb_lock);
 done:
-        unlock_kernel();
+        mutex_unlock(&dev->empress_tsq.vb_lock);
         return err;
 }
 
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 57752751712b..81279b3d694c 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -1796,7 +1796,7 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
                 dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "task abort: "
                    "Command not in the active list! (sc=%p)\n", ioc->name,
                    SCpnt));
-                retval = 0;
+                retval = SUCCESS;
                 goto out;
         }
 
diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c
index b9f1e84897cc..e7f8027165e6 100644
--- a/drivers/mmc/card/mmc_test.c
+++ b/drivers/mmc/card/mmc_test.c
@@ -74,6 +74,9 @@ static void mmc_test_prepare_mrq(struct mmc_test_card *test,
         }
 
         mrq->cmd->arg = dev_addr;
+        if (!mmc_card_blockaddr(test->card))
+                mrq->cmd->arg <<= 9;
+
         mrq->cmd->flags = MMC_RSP_R1 | MMC_CMD_ADTC;
 
         if (blocks == 1)
@@ -190,7 +193,7 @@ static int __mmc_test_prepare(struct mmc_test_card *test, int write)
         }
 
         for (i = 0;i < BUFFER_SIZE / 512;i++) {
-                ret = mmc_test_buffer_transfer(test, test->buffer, i * 512, 512, 1);
+                ret = mmc_test_buffer_transfer(test, test->buffer, i, 512, 1);
                 if (ret)
                         return ret;
         }
@@ -219,7 +222,7 @@ static int mmc_test_cleanup(struct mmc_test_card *test)
         memset(test->buffer, 0, 512);
 
         for (i = 0;i < BUFFER_SIZE / 512;i++) {
-                ret = mmc_test_buffer_transfer(test, test->buffer, i * 512, 512, 1);
+                ret = mmc_test_buffer_transfer(test, test->buffer, i, 512, 1);
                 if (ret)
                         return ret;
         }
@@ -426,7 +429,7 @@ static int mmc_test_transfer(struct mmc_test_card *test,
                 for (i = 0;i < sectors;i++) {
                         ret = mmc_test_buffer_transfer(test,
                                 test->buffer + i * 512,
-                                dev_addr + i * 512, 512, 0);
+                                dev_addr + i, 512, 0);
                         if (ret)
                                 return ret;
                 }
diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c
index 62d9c9cc5671..1dd4403247ca 100644
--- a/drivers/net/ax88796.c
+++ b/drivers/net/ax88796.c
@@ -921,7 +921,7 @@ static int ax_probe(struct platform_device *pdev)
                 size = (res->end - res->start) + 1;
 
                 ax->mem2 = request_mem_region(res->start, size, pdev->name);
-                if (ax->mem == NULL) {
+                if (ax->mem2 == NULL) {
                         dev_err(&pdev->dev, "cannot reserve registers\n");
                         ret = -ENXIO;
                         goto exit_mem1;
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index 9fd8e5ecd5d7..5bc74590c73e 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -276,8 +276,13 @@ struct be_adapter {
         int link_speed;
         u8 port_type;
         u8 transceiver;
+        u8 generation;          /* BladeEngine ASIC generation */
 };
 
+/* BladeEngine Generation numbers */
+#define BE_GEN2 2
+#define BE_GEN3 3
+
 extern const struct ethtool_ops be_ethtool_ops;
 
 #define drvr_stats(adapter)             (&adapter->stats.drvr_stats)
diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h
index c002b8391b4d..13b33c841083 100644
--- a/drivers/net/benet/be_cmds.h
+++ b/drivers/net/benet/be_cmds.h
@@ -164,7 +164,8 @@ struct be_cmd_req_hdr {
         u8 domain;              /* dword 0 */
         u32 timeout;            /* dword 1 */
         u32 request_length;     /* dword 2 */
-        u32 rsvd;               /* dword 3 */
+        u8 version;             /* dword 3 */
+        u8 rsvd[3];             /* dword 3 */
 };
 
 #define RESP_HDR_INFO_OPCODE_SHIFT      0       /* bits 0 - 7 */
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 33ab8c7f14fe..626b76c0ebc7 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -1350,7 +1350,7 @@ static irqreturn_t be_intx(int irq, void *dev)
         int isr;
 
         isr = ioread32(adapter->csr + CEV_ISR0_OFFSET +
-                        be_pci_func(adapter) * CEV_ISR_SIZE);
+                (adapter->tx_eq.q.id/ 8) * CEV_ISR_SIZE);
         if (!isr)
                 return IRQ_NONE;
 
@@ -2051,6 +2051,7 @@ static void be_unmap_pci_bars(struct be_adapter *adapter)
 static int be_map_pci_bars(struct be_adapter *adapter)
 {
         u8 __iomem *addr;
+        int pcicfg_reg;
 
         addr = ioremap_nocache(pci_resource_start(adapter->pdev, 2),
                         pci_resource_len(adapter->pdev, 2));
@@ -2064,8 +2065,13 @@ static int be_map_pci_bars(struct be_adapter *adapter)
                 goto pci_map_err;
         adapter->db = addr;
 
-        addr = ioremap_nocache(pci_resource_start(adapter->pdev, 1),
-                        pci_resource_len(adapter->pdev, 1));
+        if (adapter->generation == BE_GEN2)
+                pcicfg_reg = 1;
+        else
+                pcicfg_reg = 0;
+
+        addr = ioremap_nocache(pci_resource_start(adapter->pdev, pcicfg_reg),
+                        pci_resource_len(adapter->pdev, pcicfg_reg));
         if (addr == NULL)
                 goto pci_map_err;
         adapter->pcicfg = addr;
@@ -2162,6 +2168,7 @@ static int be_stats_init(struct be_adapter *adapter)
         cmd->va = pci_alloc_consistent(adapter->pdev, cmd->size, &cmd->dma);
         if (cmd->va == NULL)
                 return -1;
+        memset(cmd->va, 0, cmd->size);
         return 0;
 }
 
@@ -2240,6 +2247,20 @@ static int __devinit be_probe(struct pci_dev *pdev,
                 goto rel_reg;
         }
         adapter = netdev_priv(netdev);
+
+        switch (pdev->device) {
+        case BE_DEVICE_ID1:
+        case OC_DEVICE_ID1:
+                adapter->generation = BE_GEN2;
+                break;
+        case BE_DEVICE_ID2:
+        case OC_DEVICE_ID2:
+                adapter->generation = BE_GEN3;
+                break;
+        default:
+                adapter->generation = 0;
+        }
+
         adapter->pdev = pdev;
         pci_set_drvdata(pdev, adapter);
         adapter->netdev = netdev;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 3f0071cfe56b..efa0e41bf3ec 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3639,7 +3639,7 @@ static int bond_open(struct net_device *bond_dev)
                  */
                 if (bond_alb_initialize(bond, (bond->params.mode == BOND_MODE_ALB))) {
                         /* something went wrong - fail the open operation */
-                        return -1;
+                        return -ENOMEM;
                 }
 
                 INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor);
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index bdbd14727e4b..318a018ca7c5 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -2079,6 +2079,7 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
                          struct sge_fl *fl, int len, int complete)
 {
         struct rx_sw_desc *sd = &fl->sdesc[fl->cidx];
+        struct port_info *pi = netdev_priv(qs->netdev);
         struct sk_buff *skb = NULL;
         struct cpl_rx_pkt *cpl;
         struct skb_frag_struct *rx_frag;
@@ -2116,11 +2117,18 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
 
         if (!nr_frags) {
                 offset = 2 + sizeof(struct cpl_rx_pkt);
-                qs->lro_va = sd->pg_chunk.va + 2;
-        }
-        len -= offset;
+                cpl = qs->lro_va = sd->pg_chunk.va + 2;
 
-        prefetch(qs->lro_va);
+                if ((pi->rx_offload & T3_RX_CSUM) &&
+                     cpl->csum_valid && cpl->csum == htons(0xffff)) {
+                        skb->ip_summed = CHECKSUM_UNNECESSARY;
+                        qs->port_stats[SGE_PSTAT_RX_CSUM_GOOD]++;
+                } else
+                        skb->ip_summed = CHECKSUM_NONE;
+        } else
+                cpl = qs->lro_va;
+
+        len -= offset;
 
         rx_frag += nr_frags;
         rx_frag->page = sd->pg_chunk.page;
@@ -2136,12 +2144,8 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
                 return;
 
         skb_record_rx_queue(skb, qs - &adap->sge.qs[0]);
-        skb->ip_summed = CHECKSUM_UNNECESSARY;
-        cpl = qs->lro_va;
 
         if (unlikely(cpl->vlan_valid)) {
-                struct net_device *dev = qs->netdev;
-                struct port_info *pi = netdev_priv(dev);
                 struct vlan_group *grp = pi->vlan_grp;
 
                 if (likely(grp != NULL)) {
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 997124d2992a..c881347cb26d 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -421,6 +421,8 @@ static void igb_assign_vector(struct igb_q_vector *q_vector, int msix_vector)
                         msixbm = E1000_EICR_RX_QUEUE0 << rx_queue;
                 if (tx_queue > IGB_N0_QUEUE)
                         msixbm |= E1000_EICR_TX_QUEUE0 << tx_queue;
+                if (!adapter->msix_entries && msix_vector == 0)
+                        msixbm |= E1000_EIMS_OTHER;
                 array_wr32(E1000_MSIXBM(0), msix_vector, msixbm);
                 q_vector->eims_value = msixbm;
                 break;
@@ -877,7 +879,6 @@ static int igb_request_irq(struct igb_adapter *adapter)
 {
         struct net_device *netdev = adapter->netdev;
         struct pci_dev *pdev = adapter->pdev;
-        struct e1000_hw *hw = &adapter->hw;
         int err = 0;
 
         if (adapter->msix_entries) {
@@ -909,20 +910,7 @@ static int igb_request_irq(struct igb_adapter *adapter)
                 igb_setup_all_tx_resources(adapter);
                 igb_setup_all_rx_resources(adapter);
         } else {
-                switch (hw->mac.type) {
-                case e1000_82575:
-                        wr32(E1000_MSIXBM(0),
-                             (E1000_EICR_RX_QUEUE0 |
-                              E1000_EICR_TX_QUEUE0 |
-                              E1000_EIMS_OTHER));
-                        break;
-                case e1000_82580:
-                case e1000_82576:
-                        wr32(E1000_IVAR0, E1000_IVAR_VALID);
-                        break;
-                default:
-                        break;
-                }
+                igb_assign_vector(adapter->q_vector[0], 0);
         }
 
         if (adapter->flags & IGB_FLAG_HAS_MSI) {
@@ -1140,6 +1128,8 @@ int igb_up(struct igb_adapter *adapter)
         }
         if (adapter->msix_entries)
                 igb_configure_msix(adapter);
+        else
+                igb_assign_vector(adapter->q_vector[0], 0);
 
         /* Clear any pending interrupts. */
         rd32(E1000_ICR);
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 297a5ddd77f0..2aa71a766c35 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -2117,6 +2117,7 @@ static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter,
         /* set time_stamp *before* dma to help avoid a possible race */
         buffer_info->time_stamp = jiffies;
         buffer_info->next_to_watch = i;
+        buffer_info->mapped_as_page = false;
         buffer_info->dma = pci_map_single(pdev, skb->data, len,
                                           PCI_DMA_TODEVICE);
         if (pci_dma_mapping_error(pdev, buffer_info->dma))
diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c
index 56f37f66b696..dd4883f642be 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c
@@ -223,7 +223,7 @@ static void ixgbe_dcbnl_set_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
 
         if (adapter->temp_dcb_cfg.bw_percentage[0][bwg_id] !=
             adapter->dcb_cfg.bw_percentage[0][bwg_id]) {
-                adapter->dcb_set_bitmap |= BIT_PG_RX;
+                adapter->dcb_set_bitmap |= BIT_PG_TX;
                 adapter->dcb_set_bitmap |= BIT_RESETLINK;
         }
 }
@@ -341,6 +341,12 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
         if (!adapter->dcb_set_bitmap)
                 return DCB_NO_HW_CHG;
 
+        ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
+                                 adapter->ring_feature[RING_F_DCB].indices);
+
+        if (ret)
+                return DCB_NO_HW_CHG;
+
         /*
          * Only take down the adapter if the configuration change
          * requires a reset.
@@ -359,14 +365,6 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
                 }
         }
 
-        ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
-                                 adapter->ring_feature[RING_F_DCB].indices);
-        if (ret) {
-                if (adapter->dcb_set_bitmap & BIT_RESETLINK)
-                        clear_bit(__IXGBE_RESETTING, &adapter->state);
-                return DCB_NO_HW_CHG;
-        }
-
         if (adapter->dcb_cfg.pfc_mode_enable) {
                 if ((adapter->hw.mac.type != ixgbe_mac_82598EB) &&
                         (adapter->hw.fc.current_mode != ixgbe_fc_pfc))
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index b5f64ad67975..7b7c8486c0bf 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -5179,7 +5179,7 @@ dma_error:
                 ixgbe_unmap_and_free_tx_resource(adapter, tx_buffer_info);
         }
 
-        return count;
+        return 0;
 }
 
 static void ixgbe_tx_queue(struct ixgbe_adapter *adapter,
@@ -5329,8 +5329,11 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
         struct ixgbe_adapter *adapter = netdev_priv(dev);
         int txq = smp_processor_id();
 
-        if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE)
+        if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) {
+                while (unlikely(txq >= dev->real_num_tx_queues))
+                        txq -= dev->real_num_tx_queues;
                 return txq;
+        }
 
 #ifdef IXGBE_FCOE
         if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) &&
diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c
index c146304d8d6c..c0ceebccaa49 100644
--- a/drivers/net/ks8851_mll.c
+++ b/drivers/net/ks8851_mll.c
@@ -854,8 +854,8 @@ static void ks_update_link_status(struct net_device *netdev, struct ks_net *ks)
 
 static irqreturn_t ks_irq(int irq, void *pw)
 {
-        struct ks_net *ks = pw;
-        struct net_device *netdev = ks->netdev;
+        struct net_device *netdev = pw;
+        struct ks_net *ks = netdev_priv(netdev);
         u16 status;
 
         /*this should be the first in IRQ handler */
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 9f9d6081959b..24279e6e55f5 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -1941,7 +1941,7 @@ static void netxen_tx_timeout_task(struct work_struct *work)
                 netif_wake_queue(adapter->netdev);
 
                 clear_bit(__NX_RESETTING, &adapter->state);
-
+                return;
         } else {
                 clear_bit(__NX_RESETTING, &adapter->state);
                 if (!netxen_nic_reset_context(adapter)) {
@@ -2240,7 +2240,9 @@ netxen_detach_work(struct work_struct *work)
 
         netxen_nic_down(adapter, netdev);
 
+        rtnl_lock();
         netxen_nic_detach(adapter);
+        rtnl_unlock();
 
         status = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
 
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index d760650c5c04..67249c3c9f50 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1025,11 +1025,8 @@ static void sky2_prefetch_init(struct sky2_hw *hw, u32 qaddr,
 static inline struct sky2_tx_le *get_tx_le(struct sky2_port *sky2, u16 *slot)
 {
         struct sky2_tx_le *le = sky2->tx_le + *slot;
-        struct tx_ring_info *re = sky2->tx_ring + *slot;
 
         *slot = RING_NEXT(*slot, sky2->tx_ring_size);
-        re->flags = 0;
-        re->skb = NULL;
         le->ctrl = 0;
         return le;
 }
@@ -1622,8 +1619,7 @@ static unsigned tx_le_req(const struct sk_buff *skb)
         return count;
 }
 
-static void sky2_tx_unmap(struct pci_dev *pdev,
-                          const struct tx_ring_info *re)
+static void sky2_tx_unmap(struct pci_dev *pdev, struct tx_ring_info *re)
 {
         if (re->flags & TX_MAP_SINGLE)
                 pci_unmap_single(pdev, pci_unmap_addr(re, mapaddr),
@@ -1633,6 +1629,7 @@ static void sky2_tx_unmap(struct pci_dev *pdev,
                 pci_unmap_page(pdev, pci_unmap_addr(re, mapaddr),
                                pci_unmap_len(re, maplen),
                                PCI_DMA_TODEVICE);
+        re->flags = 0;
 }
 
 /*
@@ -1839,6 +1836,7 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done)
                         dev->stats.tx_packets++;
                         dev->stats.tx_bytes += skb->len;
 
+                        re->skb = NULL;
                         dev_kfree_skb_any(skb);
 
                         sky2->tx_next = RING_NEXT(idx, sky2->tx_ring_size);
diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c
index 95db60adde41..f9521136a869 100644
--- a/drivers/net/starfire.c
+++ b/drivers/net/starfire.c
@@ -1063,7 +1063,7 @@ static int netdev_open(struct net_device *dev)
         if (retval) {
                 printk(KERN_ERR "starfire: Failed to load firmware \"%s\"\n",
                        FIRMWARE_RX);
-                return retval;
+                goto out_init;
         }
         if (fw_rx->size % 4) {
                 printk(KERN_ERR "starfire: bogus length %zu in \"%s\"\n",
@@ -1108,6 +1108,9 @@ out_tx:
         release_firmware(fw_tx);
 out_rx:
         release_firmware(fw_rx);
+out_init:
+        if (retval)
+                netdev_close(dev);
         return retval;
 }
 
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 21e183a83b99..4f27f022fbf7 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -419,7 +419,7 @@ static int cdc_manage_power(struct usbnet *dev, int on)
 
 static const struct driver_info cdc_info = {
         .description =  "CDC Ethernet Device",
-        .flags =        FLAG_ETHER | FLAG_LINK_INTR,
+        .flags =        FLAG_ETHER,
         // .check_connect = cdc_check_connect,
         .bind =         cdc_bind,
         .unbind =       usbnet_cdc_unbind,
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 2ec61f08cfdb..ae371448b5a0 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -855,12 +855,11 @@ static void ath9k_hw_init_mode_gain_regs(struct ath_hw *ah)
         }
 }
 
-static void ath9k_hw_init_11a_eeprom_fix(struct ath_hw *ah)
+static void ath9k_hw_init_eeprom_fix(struct ath_hw *ah)
 {
         u32 i, j;
 
-        if ((ah->hw_version.devid == AR9280_DEVID_PCI) &&
-            test_bit(ATH9K_MODE_11A, ah->caps.wireless_modes)) {
+        if (ah->hw_version.devid == AR9280_DEVID_PCI) {
 
                 /* EEPROM Fixup */
                 for (i = 0; i < ah->iniModes.ia_rows; i++) {
@@ -980,7 +979,7 @@ int ath9k_hw_init(struct ath_hw *ah)
         if (r)
                 return r;
 
-        ath9k_hw_init_11a_eeprom_fix(ah);
+        ath9k_hw_init_eeprom_fix(ah);
 
         r = ath9k_hw_init_macaddr(ah);
         if (r) {
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 996eb90263cc..643bea35686f 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -2655,10 +2655,10 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
             (sc->sc_ah->opmode == NL80211_IFTYPE_MESH_POINT)) {
                 ath9k_ps_wakeup(sc);
                 ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
-                ath_beacon_return(sc, avp);
                 ath9k_ps_restore(sc);
         }
 
+        ath_beacon_return(sc, avp);
         sc->sc_flags &= ~SC_OP_BEACONS;
 
         for (i = 0; i < ARRAY_SIZE(sc->beacon.bslot); i++) {
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index cde09a890b73..90fbdb25399e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -297,7 +297,7 @@ u8 iwl_add_station(struct iwl_priv *priv, const u8 *addr, bool is_ap, u8 flags,
 }
 EXPORT_SYMBOL(iwl_add_station);
 
-static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, const char *addr)
+static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, const u8 *addr)
 {
         unsigned long flags;
         u8 sta_id = iwl_find_station(priv, addr);
@@ -324,7 +324,7 @@ static void iwl_remove_sta_callback(struct iwl_priv *priv,
 {
         struct iwl_rem_sta_cmd *rm_sta =
                         (struct iwl_rem_sta_cmd *)cmd->cmd.payload;
-        const char *addr = rm_sta->addr;
+        const u8 *addr = rm_sta->addr;
 
         if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
                 IWL_ERR(priv, "Bad return from REPLY_REMOVE_STA (0x%08X)\n",
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index c74694345b6e..d58b94030ef3 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -338,6 +338,23 @@ static void __devinit quirk_s3_64M(struct pci_dev *dev)
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_S3,      PCI_DEVICE_ID_S3_868,           quirk_s3_64M);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_S3,      PCI_DEVICE_ID_S3_968,           quirk_s3_64M);
 
+/*
+ * Some CS5536 BIOSes (for example, the Soekris NET5501 board w/ comBIOS
+ * ver. 1.33  20070103) don't set the correct ISA PCI region header info.
+ * BAR0 should be 8 bytes; instead, it may be set to something like 8k
+ * (which conflicts w/ BAR1's memory range).
+ */
+static void __devinit quirk_cs5536_vsa(struct pci_dev *dev)
+{
+        if (pci_resource_len(dev, 0) != 8) {
+                struct resource *res = &dev->resource[0];
+                res->end = res->start + 8 - 1;
+                dev_info(&dev->dev, "CS5536 ISA bridge bug detected "
+                                "(incorrect header); workaround applied.\n");
+        }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA, quirk_cs5536_vsa);
+
 static void __devinit quirk_io_region(struct pci_dev *dev, unsigned region,
         unsigned size, int nr, const char *name)
 {
diff --git a/drivers/power/wm97xx_battery.c b/drivers/power/wm97xx_battery.c
index fa39e759a275..6ea3cb5837c7 100644
--- a/drivers/power/wm97xx_battery.c
+++ b/drivers/power/wm97xx_battery.c
@@ -175,8 +175,14 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev)
                 dev_err(&dev->dev, "Do not pass platform_data through "
                         "wm97xx_bat_set_pdata!\n");
                 return -EINVAL;
-        } else
-                pdata = wmdata->batt_pdata;
+        }
+
+        if (!wmdata) {
+                dev_err(&dev->dev, "No platform data supplied\n");
+                return -EINVAL;
+        }
+
+        pdata = wmdata->batt_pdata;
 
         if (dev->id != -1)
                 return -EINVAL;
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 686ef270ecf7..b60a4c9f8f16 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -661,7 +661,7 @@ static int suspend_prepare(struct regulator_dev *rdev, suspend_state_t state)
 static void print_constraints(struct regulator_dev *rdev)
 {
         struct regulation_constraints *constraints = rdev->constraints;
-        char buf[80];
+        char buf[80] = "";
         int count = 0;
         int ret;
 
diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c
index 76d08c282f9c..4f33a0f4a179 100644
--- a/drivers/regulator/lp3971.c
+++ b/drivers/regulator/lp3971.c
@@ -183,7 +183,7 @@ static int lp3971_ldo_set_voltage(struct regulator_dev *dev,
                 if (vol_map[val] >= min_vol)
                         break;
 
-        if (vol_map[val] > max_vol)
+        if (val > LDO_VOL_MAX_IDX || vol_map[val] > max_vol)
                 return -EINVAL;
 
         return lp3971_set_bits(lp3971, LP3971_LDO_VOL_CONTR_REG(ldo),
@@ -272,7 +272,7 @@ static int lp3971_dcdc_set_voltage(struct regulator_dev *dev,
                 if (vol_map[val] >= min_vol)
                         break;
 
-        if (vol_map[val] > max_vol)
+        if (val > BUCK_TARGET_VOL_MAX_IDX || vol_map[val] > max_vol)
                 return -EINVAL;
 
         ret = lp3971_set_bits(lp3971, LP3971_BUCK_TARGET_VOL1_REG(buck),
diff --git a/drivers/rtc/rtc-fm3130.c b/drivers/rtc/rtc-fm3130.c
index 3a7be11cc6b9..812c66755083 100644
--- a/drivers/rtc/rtc-fm3130.c
+++ b/drivers/rtc/rtc-fm3130.c
@@ -376,20 +376,22 @@ static int __devinit fm3130_probe(struct i2c_client *client,
         }
 
         /* Disabling calibration mode */
-        if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_CAL)
+        if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_CAL) {
                 i2c_smbus_write_byte_data(client, FM3130_RTC_CONTROL,
                         fm3130->regs[FM3130_RTC_CONTROL] &
                                 ~(FM3130_RTC_CONTROL_BIT_CAL));
                 dev_warn(&client->dev, "Disabling calibration mode!\n");
+        }
 
         /* Disabling read and write modes */
         if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_WRITE ||
-            fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_READ)
+            fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_READ) {
                 i2c_smbus_write_byte_data(client, FM3130_RTC_CONTROL,
                         fm3130->regs[FM3130_RTC_CONTROL] &
                                 ~(FM3130_RTC_CONTROL_BIT_READ |
                                         FM3130_RTC_CONTROL_BIT_WRITE));
                 dev_warn(&client->dev, "Disabling READ or WRITE mode!\n");
+        }
 
         /* oscillator off?  turn it on, so clock can tick. */
         if (fm3130->regs[FM3130_CAL_CONTROL] & FM3130_CAL_CONTROL_BIT_nOSCEN)
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 999fe80c4051..62b654af9237 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -531,7 +531,7 @@ static inline int qdio_inbound_q_done(struct qdio_q *q)
         qdio_siga_sync_q(q);
         get_buf_state(q, q->first_to_check, &state, 0);
 
-        if (state == SLSB_P_INPUT_PRIMED)
+        if (state == SLSB_P_INPUT_PRIMED || state == SLSB_P_INPUT_ERROR)
                 /* more work coming */
                 return 0;
 
@@ -960,6 +960,8 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm,
                         qdio_handle_activate_check(cdev, intparm, cstat,
                                                    dstat);
                 break;
+        case QDIO_IRQ_STATE_STOPPED:
+                break;
         default:
                 WARN_ON(1);
         }
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 0f7b493fb105..271399f62f1b 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -671,12 +671,11 @@ static void zfcp_fc_ct_els_job_handler(void *data)
 {
         struct fc_bsg_job *job = data;
         struct zfcp_fsf_ct_els *zfcp_ct_els = job->dd_data;
-        int status = zfcp_ct_els->status;
-        int reply_status;
+        struct fc_bsg_reply *jr = job->reply;
 
-        reply_status = status ? FC_CTELS_STATUS_REJECT : FC_CTELS_STATUS_OK;
-        job->reply->reply_data.ctels_reply.status = reply_status;
-        job->reply->reply_payload_rcv_len = job->reply_payload.payload_len;
+        jr->reply_payload_rcv_len = job->reply_payload.payload_len;
+        jr->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
+        jr->result = zfcp_ct_els->status ? -EIO : 0;
         job->job_done(job);
 }
 
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index f61fb8d01330..8bc6f53691e9 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -453,6 +453,5 @@ extern void qla24xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla25xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla25xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla24xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
-extern struct scsi_qla_host * qla25xx_get_host(struct rsp_que *);
 
 #endif /* _QLA_GBL_H */
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index ffd0efdff40e..6fc63b98818c 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -1917,6 +1917,7 @@ qla24xx_msix_rsp_q(int irq, void *dev_id)
         struct rsp_que *rsp;
         struct device_reg_24xx __iomem *reg;
         struct scsi_qla_host *vha;
+        unsigned long flags;
 
         rsp = (struct rsp_que *) dev_id;
         if (!rsp) {
@@ -1927,15 +1928,15 @@ qla24xx_msix_rsp_q(int irq, void *dev_id)
         ha = rsp->hw;
         reg = &ha->iobase->isp24;
 
-        spin_lock_irq(&ha->hardware_lock);
+        spin_lock_irqsave(&ha->hardware_lock, flags);
 
-        vha = qla25xx_get_host(rsp);
+        vha = pci_get_drvdata(ha->pdev);
         qla24xx_process_response_queue(vha, rsp);
         if (!ha->flags.disable_msix_handshake) {
                 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
                 RD_REG_DWORD_RELAXED(&reg->hccr);
         }
-        spin_unlock_irq(&ha->hardware_lock);
+        spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
         return IRQ_HANDLED;
 }
@@ -1946,6 +1947,7 @@ qla25xx_msix_rsp_q(int irq, void *dev_id)
         struct qla_hw_data *ha;
         struct rsp_que *rsp;
         struct device_reg_24xx __iomem *reg;
+        unsigned long flags;
 
         rsp = (struct rsp_que *) dev_id;
         if (!rsp) {
@@ -1958,10 +1960,10 @@ qla25xx_msix_rsp_q(int irq, void *dev_id)
         /* Clear the interrupt, if enabled, for this response queue */
         if (rsp->options & ~BIT_6) {
                 reg = &ha->iobase->isp24;
-                spin_lock_irq(&ha->hardware_lock);
+                spin_lock_irqsave(&ha->hardware_lock, flags);
                 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
                 RD_REG_DWORD_RELAXED(&reg->hccr);
-                spin_unlock_irq(&ha->hardware_lock);
+                spin_unlock_irqrestore(&ha->hardware_lock, flags);
         }
         queue_work_on((int) (rsp->id - 1), ha->wq, &rsp->q_work);
 
@@ -1979,6 +1981,7 @@ qla24xx_msix_default(int irq, void *dev_id)
         uint32_t        stat;
         uint32_t        hccr;
         uint16_t        mb[4];
+        unsigned long flags;
 
         rsp = (struct rsp_que *) dev_id;
         if (!rsp) {
@@ -1990,7 +1993,7 @@ qla24xx_msix_default(int irq, void *dev_id)
         reg = &ha->iobase->isp24;
         status = 0;
 
-        spin_lock_irq(&ha->hardware_lock);
+        spin_lock_irqsave(&ha->hardware_lock, flags);
         vha = pci_get_drvdata(ha->pdev);
         do {
                 stat = RD_REG_DWORD(&reg->host_status);
@@ -2039,7 +2042,7 @@ qla24xx_msix_default(int irq, void *dev_id)
                 }
                 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
         } while (0);
-        spin_unlock_irq(&ha->hardware_lock);
+        spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
         if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) &&
             (status & MBX_INTERRUPT) && ha->flags.mbox_int) {
@@ -2277,30 +2280,3 @@ int qla25xx_request_irq(struct rsp_que *rsp)
         msix->rsp = rsp;
         return ret;
 }
-
-struct scsi_qla_host *
-qla25xx_get_host(struct rsp_que *rsp)
-{
-        srb_t *sp;
-        struct qla_hw_data *ha = rsp->hw;
-        struct scsi_qla_host *vha = NULL;
-        struct sts_entry_24xx *pkt;
-        struct req_que *req;
-        uint16_t que;
-        uint32_t handle;
-
-        pkt = (struct sts_entry_24xx *) rsp->ring_ptr;
-        que = MSW(pkt->handle);
-        handle = (uint32_t) LSW(pkt->handle);
-        req = ha->req_q_map[que];
-        if (handle < MAX_OUTSTANDING_COMMANDS) {
-                sp = req->outstanding_cmds[handle];
-                if (sp)
-                        return  sp->fcport->vha;
-                else
-                        goto base_que;
-        }
-base_que:
-        vha = pci_get_drvdata(ha->pdev);
-        return vha;
-}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index b901aa267e7d..ff17dee28613 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -636,13 +636,15 @@ failed:
 
 static void qla_do_work(struct work_struct *work)
 {
+        unsigned long flags;
         struct rsp_que *rsp = container_of(work, struct rsp_que, q_work);
         struct scsi_qla_host *vha;
+        struct qla_hw_data *ha = rsp->hw;
 
-        spin_lock_irq(&rsp->hw->hardware_lock);
-        vha = qla25xx_get_host(rsp);
+        spin_lock_irqsave(&rsp->hw->hardware_lock, flags);
+        vha = pci_get_drvdata(ha->pdev);
         qla24xx_process_response_queue(vha, rsp);
-        spin_unlock_irq(&rsp->hw->hardware_lock);
+        spin_unlock_irqrestore(&rsp->hw->hardware_lock, flags);
 }
 
 /* create response queue */
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index 377f2712289e..ab2ab3c81834 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -394,7 +394,7 @@ static void ulite_console_write(struct console *co, const char *s,
                 spin_unlock_irqrestore(&port->lock, flags);
 }
 
-static int __init ulite_console_setup(struct console *co, char *options)
+static int __devinit ulite_console_setup(struct console *co, char *options)
 {
         struct uart_port *port;
         int baud = 9600;
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 0ceec123ddfd..bee558aed427 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -35,7 +35,9 @@
 #include <linux/usb.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/mm.h>
 #include <linux/irq.h>
+#include <asm/cacheflush.h>
 
 #include "../core/hcd.h"
 #include "r8a66597.h"
@@ -820,6 +822,26 @@ static void enable_r8a66597_pipe(struct r8a66597 *r8a66597, struct urb *urb,
         enable_r8a66597_pipe_dma(r8a66597, dev, pipe, urb);
 }
 
+static void r8a66597_urb_done(struct r8a66597 *r8a66597, struct urb *urb,
+                              int status)
+__releases(r8a66597->lock)
+__acquires(r8a66597->lock)
+{
+        if (usb_pipein(urb->pipe) && usb_pipetype(urb->pipe) != PIPE_CONTROL) {
+                void *ptr;
+
+                for (ptr = urb->transfer_buffer;
+                     ptr < urb->transfer_buffer + urb->transfer_buffer_length;
+                     ptr += PAGE_SIZE)
+                        flush_dcache_page(virt_to_page(ptr));
+        }
+
+        usb_hcd_unlink_urb_from_ep(r8a66597_to_hcd(r8a66597), urb);
+        spin_unlock(&r8a66597->lock);
+        usb_hcd_giveback_urb(r8a66597_to_hcd(r8a66597), urb, status);
+        spin_lock(&r8a66597->lock);
+}
+
 /* this function must be called with interrupt disabled */
 static void force_dequeue(struct r8a66597 *r8a66597, u16 pipenum, u16 address)
 {
@@ -838,15 +860,9 @@ static void force_dequeue(struct r8a66597 *r8a66597, u16 pipenum, u16 address)
                 list_del(&td->queue);
                 kfree(td);
 
-                if (urb) {
-                        usb_hcd_unlink_urb_from_ep(r8a66597_to_hcd(r8a66597),
-                                        urb);
+                if (urb)
+                        r8a66597_urb_done(r8a66597, urb, -ENODEV);
 
-                        spin_unlock(&r8a66597->lock);
-                        usb_hcd_giveback_urb(r8a66597_to_hcd(r8a66597), urb,
-                                        -ENODEV);
-                        spin_lock(&r8a66597->lock);
-                }
                 break;
         }
 }
@@ -1006,6 +1022,8 @@ static void start_root_hub_sampling(struct r8a66597 *r8a66597, int port,
 /* this function must be called with interrupt disabled */
 static void r8a66597_check_syssts(struct r8a66597 *r8a66597, int port,
                                         u16 syssts)
+__releases(r8a66597->lock)
+__acquires(r8a66597->lock)
 {
         if (syssts == SE0) {
                 r8a66597_write(r8a66597, ~ATTCH, get_intsts_reg(port));
@@ -1023,7 +1041,9 @@ static void r8a66597_check_syssts(struct r8a66597 *r8a66597, int port,
                         usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597));
         }
 
+        spin_unlock(&r8a66597->lock);
         usb_hcd_poll_rh_status(r8a66597_to_hcd(r8a66597));
+        spin_lock(&r8a66597->lock);
 }
 
 /* this function must be called with interrupt disabled */
@@ -1283,10 +1303,7 @@ __releases(r8a66597->lock) __acquires(r8a66597->lock)
                 if (usb_pipeisoc(urb->pipe))
                         urb->start_frame = r8a66597_get_frame(hcd);
 
-                usb_hcd_unlink_urb_from_ep(r8a66597_to_hcd(r8a66597), urb);
-                spin_unlock(&r8a66597->lock);
-                usb_hcd_giveback_urb(hcd, urb, status);
-                spin_lock(&r8a66597->lock);
+                r8a66597_urb_done(r8a66597, urb, status);
         }
 
         if (restart) {
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index 66358fa825f3..b4b6deceed15 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -593,7 +593,8 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf
  */
 static int imxfb_suspend(struct platform_device *dev, pm_message_t state)
 {
-        struct imxfb_info *fbi = platform_get_drvdata(dev);
+        struct fb_info *info = platform_get_drvdata(dev);
+        struct imxfb_info *fbi = info->par;
 
         pr_debug("%s\n", __func__);
 
@@ -603,7 +604,8 @@ static int imxfb_suspend(struct platform_device *dev, pm_message_t state)
 
 static int imxfb_resume(struct platform_device *dev)
 {
-        struct imxfb_info *fbi = platform_get_drvdata(dev);
+        struct fb_info *info = platform_get_drvdata(dev);
+        struct imxfb_info *fbi = info->par;
 
         pr_debug("%s\n", __func__);
 
diff --git a/drivers/video/mx3fb.c b/drivers/video/mx3fb.c
index 054ef29be479..772ba3f45e6f 100644
--- a/drivers/video/mx3fb.c
+++ b/drivers/video/mx3fb.c
@@ -324,8 +324,11 @@ static void sdc_enable_channel(struct mx3fb_info *mx3_fbi)
         unsigned long flags;
         dma_cookie_t cookie;
 
-        dev_dbg(mx3fb->dev, "mx3fbi %p, desc %p, sg %p\n", mx3_fbi,
-                to_tx_desc(mx3_fbi->txd), to_tx_desc(mx3_fbi->txd)->sg);
+        if (mx3_fbi->txd)
+                dev_dbg(mx3fb->dev, "mx3fbi %p, desc %p, sg %p\n", mx3_fbi,
+                        to_tx_desc(mx3_fbi->txd), to_tx_desc(mx3_fbi->txd)->sg);
+        else
+                dev_dbg(mx3fb->dev, "mx3fbi %p, txd = NULL\n", mx3_fbi);
 
         /* This enables the channel */
         if (mx3_fbi->cookie < 0) {
@@ -646,6 +649,7 @@ static int sdc_set_global_alpha(struct mx3fb_data *mx3fb, bool enable, uint8_t a
 
 static void sdc_set_brightness(struct mx3fb_data *mx3fb, uint8_t value)
 {
+        dev_dbg(mx3fb->dev, "%s: value = %d\n", __func__, value);
         /* This might be board-specific */
         mx3fb_write_reg(mx3fb, 0x03000000UL | value << 16, SDC_PWM_CTRL);
         return;
@@ -1486,12 +1490,12 @@ static int mx3fb_probe(struct platform_device *pdev)
                 goto ersdc0;
         }
 
+        mx3fb->backlight_level = 255;
+
         ret = init_fb_chan(mx3fb, to_idmac_chan(chan));
         if (ret < 0)
                 goto eisdc0;
 
-        mx3fb->backlight_level = 255;
-
         return 0;
 
 eisdc0: