344 files changed, 3872 insertions, 2080 deletions

diff --git a/Documentation/filesystems/afs.txt b/Documentation/filesystems/afs.txt
index 12ad6c7f4e50..ffef91c4e0d6 100644
--- a/Documentation/filesystems/afs.txt
+++ b/Documentation/filesystems/afs.txt
@@ -23,15 +23,13 @@ it does support include:
 
  (*) Security (currently only AFS kaserver and KerberosIV tickets).
 
- (*) File reading.
+ (*) File reading and writing.
 
  (*) Automounting.
 
-It does not yet support the following AFS features:
-
- (*) Write support.
+ (*) Local caching (via fscache).
 
- (*) Local caching.
+It does not yet support the following AFS features:
 
  (*) pioctl() system call.
 
@@ -56,7 +54,7 @@ They permit the debugging messages to be turned on dynamically by manipulating
 the masks in the following files:
 
         /sys/module/af_rxrpc/parameters/debug
-        /sys/module/afs/parameters/debug
+        /sys/module/kafs/parameters/debug
 
 
 =====
@@ -66,9 +64,9 @@ USAGE
 When inserting the driver modules the root cell must be specified along with a
 list of volume location server IP addresses:
 
-        insmod af_rxrpc.o
-        insmod rxkad.o
-        insmod kafs.o rootcell=cambridge.redhat.com:172.16.18.73:172.16.18.91
+        modprobe af_rxrpc
+        modprobe rxkad
+        modprobe kafs rootcell=cambridge.redhat.com:172.16.18.73:172.16.18.91
 
 The first module is the AF_RXRPC network protocol driver.  This provides the
 RxRPC remote operation protocol and may also be accessed from userspace.  See:
@@ -81,7 +79,7 @@ is the actual filesystem driver for the AFS filesystem.
 Once the module has been loaded, more modules can be added by the following
 procedure:
 
-        echo add grand.central.org 18.7.14.88:128.2.191.224 >/proc/fs/afs/cells
+        echo add grand.central.org 18.9.48.14:128.2.203.61:130.237.48.87 >/proc/fs/afs/cells
 
 Where the parameters to the "add" command are the name of a cell and a list of
 volume location servers within that cell, with the latter separated by colons.
@@ -101,7 +99,7 @@ The name of the volume can be suffixes with ".backup" or ".readonly" to
 specify connection to only volumes of those types.
 
 The name of the cell is optional, and if not given during a mount, then the
-named volume will be looked up in the cell specified during insmod.
+named volume will be looked up in the cell specified during modprobe.
 
 Additional cells can be added through /proc (see later section).
 
@@ -163,14 +161,14 @@ THE CELL DATABASE
 
 The filesystem maintains an internal database of all the cells it knows and the
 IP addresses of the volume location servers for those cells.  The cell to which
-the system belongs is added to the database when insmod is performed by the
+the system belongs is added to the database when modprobe is performed by the
 "rootcell=" argument or, if compiled in, using a "kafs.rootcell=" argument on
 the kernel command line.
 
 Further cells can be added by commands similar to the following:
 
         echo add CELLNAME VLADDR[:VLADDR][:VLADDR]... >/proc/fs/afs/cells
-        echo add grand.central.org 18.7.14.88:128.2.191.224 >/proc/fs/afs/cells
+        echo add grand.central.org 18.9.48.14:128.2.203.61:130.237.48.87 >/proc/fs/afs/cells
 
 No other cell database operations are available at this time.
 
@@ -233,7 +231,7 @@ insmod /tmp/kafs.o rootcell=cambridge.redhat.com:172.16.18.91
 mount -t afs \%root.afs. /afs
 mount -t afs \%cambridge.redhat.com:root.cell. /afs/cambridge.redhat.com/
 
-echo add grand.central.org 18.7.14.88:128.2.191.224 > /proc/fs/afs/cells
+echo add grand.central.org 18.9.48.14:128.2.203.61:130.237.48.87 > /proc/fs/afs/cells
 mount -t afs "#grand.central.org:root.cell." /afs/grand.central.org/
 mount -t afs "#grand.central.org:root.archive." /afs/grand.central.org/archive
 mount -t afs "#grand.central.org:root.contrib." /afs/grand.central.org/contrib
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index fad18f9456e4..ffead13f9443 100644
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -1167,13 +1167,11 @@ CHAPTER 3: PER-PROCESS PARAMETERS
 3.1 /proc/<pid>/oom_adj - Adjust the oom-killer score
 ------------------------------------------------------
 
-This file can be used to adjust the score used to select which processes should
-be killed in an out-of-memory situation.  The oom_adj value is a characteristic
-of the task's mm, so all threads that share an mm with pid will have the same
-oom_adj value.  A high value will increase the likelihood of this process being
-killed by the oom-killer.  Valid values are in the range -16 to +15 as
-explained below and a special value of -17, which disables oom-killing
-altogether for threads sharing pid's mm.
+This file can be used to adjust the score used to select which processes
+should be killed in an  out-of-memory  situation.  Giving it a high score will
+increase the likelihood of this process being killed by the oom-killer.  Valid
+values are in the range -16 to +15, plus the special value -17, which disables
+oom-killing altogether for this process.
 
 The process to be killed in an out-of-memory situation is selected among all others
 based on its badness score. This value equals the original memory size of the process
@@ -1187,9 +1185,6 @@ the parent's score if they do not share the same memory. Thus forking servers
 are the prime candidates to be killed. Having only one 'hungry' child will make
 parent less preferable than the child.
 
-/proc/<pid>/oom_adj cannot be changed for kthreads since they are immune from
-oom-killing already.
-
 /proc/<pid>/oom_score shows process' current badness score.
 
 The following heuristics are then applied:
diff --git a/Documentation/video4linux/CARDLIST.em28xx b/Documentation/video4linux/CARDLIST.em28xx
index 68c236c01846..e352d754875c 100644
--- a/Documentation/video4linux/CARDLIST.em28xx
+++ b/Documentation/video4linux/CARDLIST.em28xx
@@ -1,5 +1,5 @@
   0 -> Unknown EM2800 video grabber             (em2800)        [eb1a:2800]
-  1 -> Unknown EM2750/28xx video grabber        (em2820/em2840) [eb1a:2820,eb1a:2821,eb1a:2860,eb1a:2861,eb1a:2870,eb1a:2881,eb1a:2883]
+  1 -> Unknown EM2750/28xx video grabber        (em2820/em2840) [eb1a:2710,eb1a:2820,eb1a:2821,eb1a:2860,eb1a:2861,eb1a:2870,eb1a:2881,eb1a:2883]
   2 -> Terratec Cinergy 250 USB                 (em2820/em2840) [0ccd:0036]
   3 -> Pinnacle PCTV USB 2                      (em2820/em2840) [2304:0208]
   4 -> Hauppauge WinTV USB 2                    (em2820/em2840) [2040:4200,2040:4201]
diff --git a/Documentation/video4linux/CARDLIST.saa7134 b/Documentation/video4linux/CARDLIST.saa7134
index 15562427e8a9..c913e5614195 100644
--- a/Documentation/video4linux/CARDLIST.saa7134
+++ b/Documentation/video4linux/CARDLIST.saa7134
@@ -153,8 +153,8 @@
 152 -> Asus Tiger Rev:1.00                      [1043:4857]
 153 -> Kworld Plus TV Analog Lite PCI           [17de:7128]
 154 -> Avermedia AVerTV GO 007 FM Plus          [1461:f31d]
-155 -> Hauppauge WinTV-HVR1120 ATSC/QAM-Hybrid  [0070:6706,0070:6708]
-156 -> Hauppauge WinTV-HVR1110r3 DVB-T/Hybrid   [0070:6707,0070:6709,0070:670a]
+155 -> Hauppauge WinTV-HVR1150 ATSC/QAM-Hybrid  [0070:6706,0070:6708]
+156 -> Hauppauge WinTV-HVR1120 DVB-T/Hybrid     [0070:6707,0070:6709,0070:670a]
 157 -> Avermedia AVerTV Studio 507UA            [1461:a11b]
 158 -> AVerMedia Cardbus TV/Radio (E501R)       [1461:b7e9]
 159 -> Beholder BeholdTV 505 RDS                [0000:505B]
diff --git a/MAINTAINERS b/MAINTAINERS
index b1114cfac6bf..60299a9a7adb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -904,7 +904,7 @@ F:	drivers/input/misc/ati_remote2.c
 
 ATLX ETHERNET DRIVERS
 M:      Jay Cliburn <jcliburn@gmail.com>
-M:      Chris Snook <csnook@redhat.com>
+M:      Chris Snook <chris.snook@gmail.com>
 M:      Jie Yang <jie.yang@atheros.com>
 L:      atl1-devel@lists.sourceforge.net
 W:      http://sourceforge.net/projects/atl1
@@ -2238,6 +2238,14 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
 S:      Maintained
 F:      drivers/media/video/gspca/pac207.c
 
+GSPCA SN9C20X SUBDRIVER
+P:      Brian Johnson
+M:      brijohn@gmail.com
+L:      linux-media@vger.kernel.org
+T:      git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
+S:      Maintained
+F:      drivers/media/video/gspca/sn9c20x.c
+
 GSPCA T613 SUBDRIVER
 M:      Leandro Costantino <lcostantino@gmail.com>
 L:      linux-media@vger.kernel.org
@@ -3421,6 +3429,7 @@ F:	drivers/mfd/
 
 MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND SDIO SUBSYSTEM
 S:      Orphan
+L:      linux-mmc@vger.kernel.org
 F:      drivers/mmc/
 F:      include/linux/mmc/
 
@@ -3555,6 +3564,9 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
 S:      Maintained
 F:      net/
 F:      include/net/
+F:      include/linux/in.h
+F:      include/linux/net.h
+F:      include/linux/netdevice.h
 
 NETWORKING [IPv4/IPv6]
 M:      "David S. Miller" <davem@davemloft.net>
@@ -3590,6 +3602,8 @@ W:	http://www.linuxfoundation.org/en/Net
 T:      git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
 S:      Odd Fixes
 F:      drivers/net/
+F:      include/linux/if_*
+F:      include/linux/*device.h
 
 NETXEN (1/10) GbE SUPPORT
 M:      Dhananjay Phadke <dhananjay@netxen.com>
@@ -3796,7 +3810,7 @@ W:	http://open-osd.org
 T:      git git://git.open-osd.org/open-osd.git
 S:      Maintained
 F:      drivers/scsi/osd/
-F:      drivers/include/scsi/osd_*
+F:      include/scsi/osd_*
 F:      fs/exofs/
 
 P54 WIRELESS DRIVER
diff --git a/Makefile b/Makefile
index abcfa85f8f82..9c87e60d169c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 31
-EXTRAVERSION = -rc6
+EXTRAVERSION = -rc7
 NAME = Man-Eating Seals of Antiquity
 
 # *DOCUMENTATION*
diff --git a/REPORTING-BUGS b/REPORTING-BUGS
index ab0c56630a8c..55a6074ccbb7 100644
--- a/REPORTING-BUGS
+++ b/REPORTING-BUGS
@@ -15,7 +15,10 @@ worry too much about getting the wrong person. If you are unsure send it
 to the person responsible for the code relevant to what you were doing.
 If it occurs repeatably try and describe how to recreate it. That is
 worth even more than the oops itself.  The list of maintainers and
-mailing lists is in the MAINTAINERS file in this directory.
+mailing lists is in the MAINTAINERS file in this directory.  If you
+know the file name that causes the problem you can use the following
+command in this directory to find some of the maintainers of that file:
+     perl scripts/get_maintainer.pl -f <filename>
 
       If it is a security bug, please copy the Security Contact listed
 in the MAINTAINERS file.  They can help coordinate bugfix and disclosure.
diff --git a/arch/arm/configs/kirkwood_defconfig b/arch/arm/configs/kirkwood_defconfig
index 0a1abb978d7e..af74cc2de8b6 100644
--- a/arch/arm/configs/kirkwood_defconfig
+++ b/arch/arm/configs/kirkwood_defconfig
@@ -629,7 +629,7 @@ CONFIG_SCSI_LOWLEVEL=y
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
 CONFIG_SATA_PMP=y
-# CONFIG_SATA_AHCI is not set
+CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_SVW is not set
diff --git a/arch/arm/configs/rx51_defconfig b/arch/arm/configs/rx51_defconfig
index eb2cb31825c0..f238df66efd4 100644
--- a/arch/arm/configs/rx51_defconfig
+++ b/arch/arm/configs/rx51_defconfig
@@ -282,7 +282,7 @@ CONFIG_ALIGNMENT_TRAP=y
 #
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="init=/sbin/preinit ubi.mtd=rootfs root=ubi0:rootfs rootfstype=ubifs rootflags=bulk_read,no_chk_data_crc rw console=ttyMTD,log console=tty0"
+CONFIG_CMDLINE="init=/sbin/preinit ubi.mtd=rootfs root=ubi0:rootfs rootfstype=ubifs rootflags=bulk_read,no_chk_data_crc rw console=ttyMTD,log console=tty0 console=ttyS2,115200n8"
 # CONFIG_XIP_KERNEL is not set
 # CONFIG_KEXEC is not set
 
@@ -1354,7 +1354,7 @@ CONFIG_USB_OTG_UTILS=y
 # CONFIG_USB_GPIO_VBUS is not set
 # CONFIG_ISP1301_OMAP is not set
 CONFIG_TWL4030_USB=y
-CONFIG_MMC=m
+CONFIG_MMC=y
 # CONFIG_MMC_DEBUG is not set
 # CONFIG_MMC_UNSAFE_RESUME is not set
 
@@ -1449,7 +1449,8 @@ CONFIG_RTC_DRV_TWL4030=m
 # on-CPU RTC drivers
 #
 # CONFIG_DMADEVICES is not set
-# CONFIG_REGULATOR is not set
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_TWL4030=y
 # CONFIG_UIO is not set
 # CONFIG_STAGING is not set
 
diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h
index ee1304f22f94..5ccce0a9b03c 100644
--- a/arch/arm/include/asm/setup.h
+++ b/arch/arm/include/asm/setup.h
@@ -201,7 +201,8 @@ static struct tagtable __tagtable_##fn __tag = { tag, fn }
 struct membank {
         unsigned long start;
         unsigned long size;
-        int           node;
+        unsigned short node;
+        unsigned short highmem;
 };
 
 struct meminfo {
diff --git a/arch/arm/mach-ixp4xx/include/mach/io.h b/arch/arm/mach-ixp4xx/include/mach/io.h
index ce63048d45eb..8a947d42a6f1 100644
--- a/arch/arm/mach-ixp4xx/include/mach/io.h
+++ b/arch/arm/mach-ixp4xx/include/mach/io.h
@@ -17,7 +17,7 @@
 
 #include <mach/hardware.h>
 
-#define IO_SPACE_LIMIT 0xffff0000
+#define IO_SPACE_LIMIT 0x0000ffff
 
 extern int (*ixp4xx_pci_read)(u32 addr, u32 cmd, u32* data);
 extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data);
diff --git a/arch/arm/mach-kirkwood/ts219-setup.c b/arch/arm/mach-kirkwood/ts219-setup.c
index 01aa213c0a6f..ec1a64f263d2 100644
--- a/arch/arm/mach-kirkwood/ts219-setup.c
+++ b/arch/arm/mach-kirkwood/ts219-setup.c
@@ -206,6 +206,15 @@ static void __init qnap_ts219_init(void)
 
 }
 
+static int __init ts219_pci_init(void)
+{
+   if (machine_is_ts219())
+           kirkwood_pcie_init();
+
+   return 0;
+}
+subsys_initcall(ts219_pci_init);
+
 MACHINE_START(TS219, "QNAP TS-119/TS-219")
         /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
         .phys_io        = KIRKWOOD_REGS_PHYS_BASE,
diff --git a/arch/arm/mach-mx3/mx31moboard-devboard.c b/arch/arm/mach-mx3/mx31moboard-devboard.c
index 4704405165a1..b48581e7dedd 100644
--- a/arch/arm/mach-mx3/mx31moboard-devboard.c
+++ b/arch/arm/mach-mx3/mx31moboard-devboard.c
@@ -63,7 +63,7 @@ static struct imxuart_platform_data uart_pdata = {
 
 static int devboard_sdhc2_get_ro(struct device *dev)
 {
-        return gpio_get_value(SDHC2_WP);
+        return !gpio_get_value(SDHC2_WP);
 }
 
 static int devboard_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
diff --git a/arch/arm/mach-mx3/mx31moboard-marxbot.c b/arch/arm/mach-mx3/mx31moboard-marxbot.c
index 641c3d6153ae..901fb0166c0e 100644
--- a/arch/arm/mach-mx3/mx31moboard-marxbot.c
+++ b/arch/arm/mach-mx3/mx31moboard-marxbot.c
@@ -67,7 +67,7 @@ static unsigned int marxbot_pins[] = {
 
 static int marxbot_sdhc2_get_ro(struct device *dev)
 {
-        return gpio_get_value(SDHC2_WP);
+        return !gpio_get_value(SDHC2_WP);
 }
 
 static int marxbot_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
diff --git a/arch/arm/mach-mx3/mx31moboard.c b/arch/arm/mach-mx3/mx31moboard.c
index a17f2e411609..2a2da4739ecf 100644
--- a/arch/arm/mach-mx3/mx31moboard.c
+++ b/arch/arm/mach-mx3/mx31moboard.c
@@ -94,7 +94,7 @@ static struct imxi2c_platform_data moboard_i2c1_pdata = {
 
 static int moboard_sdhc1_get_ro(struct device *dev)
 {
-        return gpio_get_value(SDHC1_WP);
+        return !gpio_get_value(SDHC1_WP);
 }
 
 static int moboard_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
diff --git a/arch/arm/mach-mx3/pcm037_eet.c b/arch/arm/mach-mx3/pcm037_eet.c
index fe52fb1bb8b7..8d386000fc40 100644
--- a/arch/arm/mach-mx3/pcm037_eet.c
+++ b/arch/arm/mach-mx3/pcm037_eet.c
@@ -24,15 +24,6 @@
 #include "devices.h"
 
 static unsigned int pcm037_eet_pins[] = {
-        /* SPI #1 */
-        MX31_PIN_CSPI1_MISO__MISO,
-        MX31_PIN_CSPI1_MOSI__MOSI,
-        MX31_PIN_CSPI1_SCLK__SCLK,
-        MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
-        MX31_PIN_CSPI1_SS0__SS0,
-        MX31_PIN_CSPI1_SS1__SS1,
-        MX31_PIN_CSPI1_SS2__SS2,
-
         /* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */
         IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_GPIO),
         /* GPIO keys */
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c
index 9c3fdcdf76c3..8ec2a132904d 100644
--- a/arch/arm/mach-omap2/board-2430sdp.c
+++ b/arch/arm/mach-omap2/board-2430sdp.c
@@ -141,7 +141,7 @@ static inline void board_smc91x_init(void)
 
 static void __init omap_2430sdp_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
         omap_gpio_init();
 }
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index 496a90e4ea7a..ac262cd74503 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -169,7 +169,7 @@ static struct platform_device *sdp3430_devices[] __initdata = {
 
 static void __init omap_3430sdp_init_irq(void)
 {
-        omap2_init_common_hw(hyb18m512160af6_sdrc_params);
+        omap2_init_common_hw(hyb18m512160af6_sdrc_params, NULL);
         omap_init_irq();
         omap_gpio_init();
 }
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 57e477bd89c6..b0c7402248f7 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -59,7 +59,7 @@ static void __init gic_init_irq(void)
 
 static void __init omap_4430sdp_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
 #ifdef CONFIG_OMAP_32K_TIMER
         omap2_gp_clockevent_set_gptimer(1);
 #endif
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index 06dfba888b0c..dcfc20d03894 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -250,7 +250,7 @@ out:
 
 static void __init omap_apollon_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
         omap_gpio_init();
         apollon_init_smc91x();
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index 3492162a65c3..fd00aa03690c 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -33,7 +33,7 @@
 
 static void __init omap_generic_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
 }
 
diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c
index e7d017cdc438..7b1d61d5bb2c 100644
--- a/arch/arm/mach-omap2/board-h4.c
+++ b/arch/arm/mach-omap2/board-h4.c
@@ -270,7 +270,7 @@ static void __init h4_init_flash(void)
 
 static void __init omap_h4_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
         omap_gpio_init();
         h4_init_flash();
diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
index d8bc0a7dcb8d..ea383f88cb1b 100644
--- a/arch/arm/mach-omap2/board-ldp.c
+++ b/arch/arm/mach-omap2/board-ldp.c
@@ -270,7 +270,7 @@ static inline void __init ldp_init_smsc911x(void)
 
 static void __init omap_ldp_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
         omap_gpio_init();
         ldp_init_smsc911x();
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 991ac9c38032..e00ba128cece 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -282,7 +282,8 @@ static int __init omap3_beagle_i2c_init(void)
 
 static void __init omap3_beagle_init_irq(void)
 {
-        omap2_init_common_hw(mt46h32m32lf6_sdrc_params);
+        omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+                             mt46h32m32lf6_sdrc_params);
         omap_init_irq();
 #ifdef CONFIG_OMAP_32K_TIMER
         omap2_gp_clockevent_set_gptimer(12);
@@ -408,6 +409,10 @@ static void __init omap3_beagle_init(void)
 
         usb_musb_init();
         omap3beagle_flash_init();
+
+        /* Ensure SDRC pins are mux'd for self-refresh */
+        omap_cfg_reg(H16_34XX_SDRC_CKE0);
+        omap_cfg_reg(H17_34XX_SDRC_CKE1);
 }
 
 static void __init omap3_beagle_map_io(void)
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index cf3dd771a678..c4b144647dc5 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -280,7 +280,7 @@ struct spi_board_info omap3evm_spi_board_info[] = {
 
 static void __init omap3_evm_init_irq(void)
 {
-        omap2_init_common_hw(mt46h32m32lf6_sdrc_params);
+        omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
         omap_init_irq();
         omap_gpio_init();
         omap3evm_init_smc911x();
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index e32aa23ce962..864ee3d021f7 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -40,6 +40,7 @@
 #include <mach/mcspi.h>
 #include <mach/usb.h>
 #include <mach/keypad.h>
+#include <mach/mux.h>
 
 #include "sdram-micron-mt46h32m32lf-6.h"
 #include "mmc-twl4030.h"
@@ -310,7 +311,8 @@ static int __init omap3pandora_i2c_init(void)
 
 static void __init omap3pandora_init_irq(void)
 {
-        omap2_init_common_hw(mt46h32m32lf6_sdrc_params);
+        omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+                             mt46h32m32lf6_sdrc_params);
         omap_init_irq();
         omap_gpio_init();
 }
@@ -397,6 +399,10 @@ static void __init omap3pandora_init(void)
         omap3pandora_ads7846_init();
         pandora_keys_gpio_init();
         usb_musb_init();
+
+        /* Ensure SDRC pins are mux'd for self-refresh */
+        omap_cfg_reg(H16_34XX_SDRC_CKE0);
+        omap_cfg_reg(H17_34XX_SDRC_CKE1);
 }
 
 static void __init omap3pandora_map_io(void)
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index dff5528fbfb5..6bce23004aa4 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -44,6 +44,7 @@
 #include <mach/gpmc.h>
 #include <mach/hardware.h>
 #include <mach/nand.h>
+#include <mach/mux.h>
 #include <mach/usb.h>
 
 #include "sdram-micron-mt46h32m32lf-6.h"
@@ -51,6 +52,7 @@
 
 #define OVERO_GPIO_BT_XGATE     15
 #define OVERO_GPIO_W2W_NRESET   16
+#define OVERO_GPIO_PENDOWN      114
 #define OVERO_GPIO_BT_NRESET    164
 #define OVERO_GPIO_USBH_CPEN    168
 #define OVERO_GPIO_USBH_NRESET  183
@@ -146,7 +148,7 @@ static struct platform_device overo_smsc911x_device = {
         .name           = "smsc911x",
         .id             = -1,
         .num_resources  = ARRAY_SIZE(overo_smsc911x_resources),
-        .resource       = &overo_smsc911x_resources,
+        .resource       = overo_smsc911x_resources,
         .dev            = {
                 .platform_data = &overo_smsc911x_config,
         },
@@ -360,7 +362,8 @@ static int __init overo_i2c_init(void)
 
 static void __init overo_init_irq(void)
 {
-        omap2_init_common_hw(mt46h32m32lf6_sdrc_params);
+        omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+                             mt46h32m32lf6_sdrc_params);
         omap_init_irq();
         omap_gpio_init();
 }
@@ -395,6 +398,10 @@ static void __init overo_init(void)
         overo_ads7846_init();
         overo_init_smsc911x();
 
+        /* Ensure SDRC pins are mux'd for self-refresh */
+        omap_cfg_reg(H16_34XX_SDRC_CKE0);
+        omap_cfg_reg(H17_34XX_SDRC_CKE1);
+
         if ((gpio_request(OVERO_GPIO_W2W_NRESET,
                           "OVERO_GPIO_W2W_NRESET") == 0) &&
             (gpio_direction_output(OVERO_GPIO_W2W_NRESET, 1) == 0)) {
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index 9a0bf6744a05..56d931a425f7 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -278,6 +278,10 @@ static struct twl4030_gpio_platform_data rx51_gpio_data = {
         .setup                  = rx51_twlgpio_setup,
 };
 
+static struct twl4030_usb_data rx51_usb_data = {
+        .usb_mode               = T2_USB_MODE_ULPI,
+};
+
 static struct twl4030_platform_data rx51_twldata = {
         .irq_base               = TWL4030_IRQ_BASE,
         .irq_end                = TWL4030_IRQ_END,
@@ -286,6 +290,7 @@ static struct twl4030_platform_data rx51_twldata = {
         .gpio                   = &rx51_gpio_data,
         .keypad                 = &rx51_kp_data,
         .madc                   = &rx51_madc_data,
+        .usb                    = &rx51_usb_data,
 
         .vaux1                  = &rx51_vaux1,
         .vaux2                  = &rx51_vaux2,
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index 374ff63c3eb2..1c9e07fe8266 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -61,7 +61,7 @@ static struct omap_board_config_kernel rx51_config[] = {
 
 static void __init rx51_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
         omap_gpio_init();
 }
@@ -75,6 +75,10 @@ static void __init rx51_init(void)
         omap_serial_init();
         usb_musb_init();
         rx51_peripherals_init();
+
+        /* Ensure SDRC pins are mux'd for self-refresh */
+        omap_cfg_reg(H16_34XX_SDRC_CKE0);
+        omap_cfg_reg(H17_34XX_SDRC_CKE1);
 }
 
 static void __init rx51_map_io(void)
diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c
index bcc0f7632dea..427b7b8b1237 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -25,7 +25,7 @@
 
 static void __init omap_zoom2_init_irq(void)
 {
-        omap2_init_common_hw(NULL);
+        omap2_init_common_hw(NULL, NULL);
         omap_init_irq();
         omap_gpio_init();
 }
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index b0665f161c03..456e2ad5f621 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -27,6 +27,7 @@
 #include <mach/clock.h>
 #include <mach/clockdomain.h>
 #include <mach/cpu.h>
+#include <mach/prcm.h>
 #include <asm/div64.h>
 
 #include <mach/sdrc.h>
@@ -38,8 +39,6 @@
 #include "cm-regbits-24xx.h"
 #include "cm-regbits-34xx.h"
 
-#define MAX_CLOCK_ENABLE_WAIT           100000
-
 /* DPLL rate rounding: minimum DPLL multiplier, divider values */
 #define DPLL_MIN_MULTIPLIER             1
 #define DPLL_MIN_DIVIDER                1
@@ -274,83 +273,97 @@ unsigned long omap2_fixed_divisor_recalc(struct clk *clk)
 }
 
 /**
- * omap2_wait_clock_ready - wait for clock to enable
- * @reg: physical address of clock IDLEST register
- * @mask: value to mask against to determine if the clock is active
- * @name: name of the clock (for printk)
+ * omap2_clk_dflt_find_companion - find companion clock to @clk
+ * @clk: struct clk * to find the companion clock of
+ * @other_reg: void __iomem ** to return the companion clock CM_*CLKEN va in
+ * @other_bit: u8 ** to return the companion clock bit shift in
+ *
+ * Note: We don't need special code here for INVERT_ENABLE for the
+ * time being since INVERT_ENABLE only applies to clocks enabled by
+ * CM_CLKEN_PLL
  *
- * Returns 1 if the clock enabled in time, or 0 if it failed to enable
- * in roughly MAX_CLOCK_ENABLE_WAIT microseconds.
+ * Convert CM_ICLKEN* <-> CM_FCLKEN*.  This conversion assumes it's
+ * just a matter of XORing the bits.
+ *
+ * Some clocks don't have companion clocks.  For example, modules with
+ * only an interface clock (such as MAILBOXES) don't have a companion
+ * clock.  Right now, this code relies on the hardware exporting a bit
+ * in the correct companion register that indicates that the
+ * nonexistent 'companion clock' is active.  Future patches will
+ * associate this type of code with per-module data structures to
+ * avoid this issue, and remove the casts.  No return value.
  */
-int omap2_wait_clock_ready(void __iomem *reg, u32 mask, const char *name)
+void omap2_clk_dflt_find_companion(struct clk *clk, void __iomem **other_reg,
+                                   u8 *other_bit)
 {
-        int i = 0;
-        int ena = 0;
+        u32 r;
 
         /*
-         * 24xx uses 0 to indicate not ready, and 1 to indicate ready.
-         * 34xx reverses this, just to keep us on our toes
+         * Convert CM_ICLKEN* <-> CM_FCLKEN*.  This conversion assumes
+         * it's just a matter of XORing the bits.
          */
-        if (cpu_mask & (RATE_IN_242X | RATE_IN_243X))
-                ena = mask;
-        else if (cpu_mask & RATE_IN_343X)
-                ena = 0;
-
-        /* Wait for lock */
-        while (((__raw_readl(reg) & mask) != ena) &&
-               (i++ < MAX_CLOCK_ENABLE_WAIT)) {
-                udelay(1);
-        }
-
-        if (i <= MAX_CLOCK_ENABLE_WAIT)
-                pr_debug("Clock %s stable after %d loops\n", name, i);
-        else
-                printk(KERN_ERR "Clock %s didn't enable in %d tries\n",
-                       name, MAX_CLOCK_ENABLE_WAIT);
-
-
-        return (i < MAX_CLOCK_ENABLE_WAIT) ? 1 : 0;
-};
+        r = ((__force u32)clk->enable_reg ^ (CM_FCLKEN ^ CM_ICLKEN));
 
+        *other_reg = (__force void __iomem *)r;
+        *other_bit = clk->enable_bit;
+}
 
-/*
- * Note: We don't need special code here for INVERT_ENABLE
- * for the time being since INVERT_ENABLE only applies to clocks enabled by
- * CM_CLKEN_PLL
+/**
+ * omap2_clk_dflt_find_idlest - find CM_IDLEST reg va, bit shift for @clk
+ * @clk: struct clk * to find IDLEST info for
+ * @idlest_reg: void __iomem ** to return the CM_IDLEST va in
+ * @idlest_bit: u8 ** to return the CM_IDLEST bit shift in
+ *
+ * Return the CM_IDLEST register address and bit shift corresponding
+ * to the module that "owns" this clock.  This default code assumes
+ * that the CM_IDLEST bit shift is the CM_*CLKEN bit shift, and that
+ * the IDLEST register address ID corresponds to the CM_*CLKEN
+ * register address ID (e.g., that CM_FCLKEN2 corresponds to
+ * CM_IDLEST2).  This is not true for all modules.  No return value.
  */
-static void omap2_clk_wait_ready(struct clk *clk)
+void omap2_clk_dflt_find_idlest(struct clk *clk, void __iomem **idlest_reg,
+                                u8 *idlest_bit)
 {
-        void __iomem *reg, *other_reg, *st_reg;
-        u32 bit;
+        u32 r;
 
-        /*
-         * REVISIT: This code is pretty ugly.  It would be nice to generalize
-         * it and pull it into struct clk itself somehow.
-         */
-        reg = clk->enable_reg;
+        r = (((__force u32)clk->enable_reg & ~0xf0) | 0x20);
+        *idlest_reg = (__force void __iomem *)r;
+        *idlest_bit = clk->enable_bit;
+}
 
-        /*
-         * Convert CM_ICLKEN* <-> CM_FCLKEN*.  This conversion assumes
-         * it's just a matter of XORing the bits.
-         */
-        other_reg = (void __iomem *)((u32)reg ^ (CM_FCLKEN ^ CM_ICLKEN));
+/**
+ * omap2_module_wait_ready - wait for an OMAP module to leave IDLE
+ * @clk: struct clk * belonging to the module
+ *
+ * If the necessary clocks for the OMAP hardware IP block that
+ * corresponds to clock @clk are enabled, then wait for the module to
+ * indicate readiness (i.e., to leave IDLE).  This code does not
+ * belong in the clock code and will be moved in the medium term to
+ * module-dependent code.  No return value.
+ */
+static void omap2_module_wait_ready(struct clk *clk)
+{
+        void __iomem *companion_reg, *idlest_reg;
+        u8 other_bit, idlest_bit;
+
+        /* Not all modules have multiple clocks that their IDLEST depends on */
+        if (clk->ops->find_companion) {
+                clk->ops->find_companion(clk, &companion_reg, &other_bit);
+                if (!(__raw_readl(companion_reg) & (1 << other_bit)))
+                        return;
+        }
 
-        /* Check if both functional and interface clocks
-         * are running. */
-        bit = 1 << clk->enable_bit;
-        if (!(__raw_readl(other_reg) & bit))
-                return;
-        st_reg = (void __iomem *)(((u32)other_reg & ~0xf0) | 0x20); /* CM_IDLEST* */
+        clk->ops->find_idlest(clk, &idlest_reg, &idlest_bit);
 
-        omap2_wait_clock_ready(st_reg, bit, clk->name);
+        omap2_cm_wait_idlest(idlest_reg, (1 << idlest_bit), clk->name);
 }
 
-static int omap2_dflt_clk_enable(struct clk *clk)
+int omap2_dflt_clk_enable(struct clk *clk)
 {
         u32 v;
 
         if (unlikely(clk->enable_reg == NULL)) {
-                printk(KERN_ERR "clock.c: Enable for %s without enable code\n",
+                pr_err("clock.c: Enable for %s without enable code\n",
                        clk->name);
                 return 0; /* REVISIT: -EINVAL */
         }
@@ -363,26 +376,13 @@ static int omap2_dflt_clk_enable(struct clk *clk)
         __raw_writel(v, clk->enable_reg);
         v = __raw_readl(clk->enable_reg); /* OCP barrier */
 
-        return 0;
-}
+        if (clk->ops->find_idlest)
+                omap2_module_wait_ready(clk);
 
-static int omap2_dflt_clk_enable_wait(struct clk *clk)
-{
-        int ret;
-
-        if (!clk->enable_reg) {
-                printk(KERN_ERR "clock.c: Enable for %s without enable code\n",
-                       clk->name);
-                return 0; /* REVISIT: -EINVAL */
-        }
-
-        ret = omap2_dflt_clk_enable(clk);
-        if (ret == 0)
-                omap2_clk_wait_ready(clk);
-        return ret;
+        return 0;
 }
 
-static void omap2_dflt_clk_disable(struct clk *clk)
+void omap2_dflt_clk_disable(struct clk *clk)
 {
         u32 v;
 
@@ -406,8 +406,10 @@ static void omap2_dflt_clk_disable(struct clk *clk)
 }
 
 const struct clkops clkops_omap2_dflt_wait = {
-        .enable         = omap2_dflt_clk_enable_wait,
+        .enable         = omap2_dflt_clk_enable,
         .disable        = omap2_dflt_clk_disable,
+        .find_companion = omap2_clk_dflt_find_companion,
+        .find_idlest    = omap2_clk_dflt_find_idlest,
 };
 
 const struct clkops clkops_omap2_dflt = {
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index 2679ddfa6424..9ae7540f8af2 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -65,6 +65,12 @@ int omap2_clksel_set_rate(struct clk *clk, unsigned long rate);
 u32 omap2_get_dpll_rate(struct clk *clk);
 int omap2_wait_clock_ready(void __iomem *reg, u32 cval, const char *name);
 void omap2_clk_prepare_for_reboot(void);
+int omap2_dflt_clk_enable(struct clk *clk);
+void omap2_dflt_clk_disable(struct clk *clk);
+void omap2_clk_dflt_find_companion(struct clk *clk, void __iomem **other_reg,
+                                   u8 *other_bit);
+void omap2_clk_dflt_find_idlest(struct clk *clk, void __iomem **idlest_reg,
+                                u8 *idlest_bit);
 
 extern const struct clkops clkops_omap2_dflt_wait;
 extern const struct clkops clkops_omap2_dflt;
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index 44de0271fc2f..bc5d3ac66611 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -30,6 +30,7 @@
 
 #include <mach/clock.h>
 #include <mach/sram.h>
+#include <mach/prcm.h>
 #include <asm/div64.h>
 #include <asm/clkdev.h>
 
@@ -43,6 +44,18 @@
 static const struct clkops clkops_oscck;
 static const struct clkops clkops_fixed;
 
+static void omap2430_clk_i2chs_find_idlest(struct clk *clk,
+                                           void __iomem **idlest_reg,
+                                           u8 *idlest_bit);
+
+/* 2430 I2CHS has non-standard IDLEST register */
+static const struct clkops clkops_omap2430_i2chs_wait = {
+        .enable         = omap2_dflt_clk_enable,
+        .disable        = omap2_dflt_clk_disable,
+        .find_idlest    = omap2430_clk_i2chs_find_idlest,
+        .find_companion = omap2_clk_dflt_find_companion,
+};
+
 #include "clock24xx.h"
 
 struct omap_clk {
@@ -240,6 +253,26 @@ static void __iomem *prcm_clksrc_ctrl;
  *-------------------------------------------------------------------------*/
 
 /**
+ * omap2430_clk_i2chs_find_idlest - return CM_IDLEST info for 2430 I2CHS
+ * @clk: struct clk * being enabled
+ * @idlest_reg: void __iomem ** to store CM_IDLEST reg address into
+ * @idlest_bit: pointer to a u8 to store the CM_IDLEST bit shift into
+ *
+ * OMAP2430 I2CHS CM_IDLEST bits are in CM_IDLEST1_CORE, but the
+ * CM_*CLKEN bits are in CM_{I,F}CLKEN2_CORE.  This custom function
+ * passes back the correct CM_IDLEST register address for I2CHS
+ * modules.  No return value.
+ */
+static void omap2430_clk_i2chs_find_idlest(struct clk *clk,
+                                           void __iomem **idlest_reg,
+                                           u8 *idlest_bit)
+{
+        *idlest_reg = OMAP_CM_REGADDR(CORE_MOD, CM_IDLEST);
+        *idlest_bit = clk->enable_bit;
+}
+
+
+/**
  * omap2xxx_clk_get_core_rate - return the CORE_CLK rate
  * @clk: pointer to the combined dpll_ck + core_ck (currently "dpll_ck")
  *
@@ -325,8 +358,8 @@ static int omap2_clk_fixed_enable(struct clk *clk)
         else if (clk == &apll54_ck)
                 cval = OMAP24XX_ST_54M_APLL;
 
-        omap2_wait_clock_ready(OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), cval,
-                            clk->name);
+        omap2_cm_wait_idlest(OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), cval,
+                             clk->name);
 
         /*
          * REVISIT: Should we return an error code if omap2_wait_clock_ready()
diff --git a/arch/arm/mach-omap2/clock24xx.h b/arch/arm/mach-omap2/clock24xx.h
index 458f00cdcbea..d19cf7a7d8db 100644
--- a/arch/arm/mach-omap2/clock24xx.h
+++ b/arch/arm/mach-omap2/clock24xx.h
@@ -2337,7 +2337,7 @@ static struct clk i2c2_fck = {
 
 static struct clk i2chs2_fck = {
         .name           = "i2c_fck",
-        .ops            = &clkops_omap2_dflt_wait,
+        .ops            = &clkops_omap2430_i2chs_wait,
         .id             = 2,
         .parent         = &func_96m_ck,
         .clkdm_name     = "core_l4_clkdm",
@@ -2370,7 +2370,7 @@ static struct clk i2c1_fck = {
 
 static struct clk i2chs1_fck = {
         .name           = "i2c_fck",
-        .ops            = &clkops_omap2_dflt_wait,
+        .ops            = &clkops_omap2430_i2chs_wait,
         .id             = 1,
         .parent         = &func_96m_ck,
         .clkdm_name     = "core_l4_clkdm",
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index 045da923e75b..cd7819cc0c9e 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -2,7 +2,7 @@
  * OMAP3-specific clock framework functions
  *
  * Copyright (C) 2007-2008 Texas Instruments, Inc.
- * Copyright (C) 2007-2008 Nokia Corporation
+ * Copyright (C) 2007-2009 Nokia Corporation
  *
  * Written by Paul Walmsley
  * Testing and integration fixes by Jouni Högander
@@ -41,6 +41,37 @@
 
 static const struct clkops clkops_noncore_dpll_ops;
 
+static void omap3430es2_clk_ssi_find_idlest(struct clk *clk,
+                                            void __iomem **idlest_reg,
+                                            u8 *idlest_bit);
+static void omap3430es2_clk_hsotgusb_find_idlest(struct clk *clk,
+                                            void __iomem **idlest_reg,
+                                            u8 *idlest_bit);
+static void omap3430es2_clk_dss_usbhost_find_idlest(struct clk *clk,
+                                                    void __iomem **idlest_reg,
+                                                    u8 *idlest_bit);
+
+static const struct clkops clkops_omap3430es2_ssi_wait = {
+        .enable         = omap2_dflt_clk_enable,
+        .disable        = omap2_dflt_clk_disable,
+        .find_idlest    = omap3430es2_clk_ssi_find_idlest,
+        .find_companion = omap2_clk_dflt_find_companion,
+};
+
+static const struct clkops clkops_omap3430es2_hsotgusb_wait = {
+        .enable         = omap2_dflt_clk_enable,
+        .disable        = omap2_dflt_clk_disable,
+        .find_idlest    = omap3430es2_clk_hsotgusb_find_idlest,
+        .find_companion = omap2_clk_dflt_find_companion,
+};
+
+static const struct clkops clkops_omap3430es2_dss_usbhost_wait = {
+        .enable         = omap2_dflt_clk_enable,
+        .disable        = omap2_dflt_clk_disable,
+        .find_idlest    = omap3430es2_clk_dss_usbhost_find_idlest,
+        .find_companion = omap2_clk_dflt_find_companion,
+};
+
 #include "clock34xx.h"
 
 struct omap_clk {
@@ -157,10 +188,13 @@ static struct omap_clk omap34xx_clks[] = {
         CLK(NULL,       "fshostusb_fck", &fshostusb_fck, CK_3430ES1),
         CLK(NULL,       "core_12m_fck", &core_12m_fck,  CK_343X),
         CLK("omap_hdq.0", "fck",        &hdq_fck,       CK_343X),
-        CLK(NULL,       "ssi_ssr_fck",  &ssi_ssr_fck,   CK_343X),
-        CLK(NULL,       "ssi_sst_fck",  &ssi_sst_fck,   CK_343X),
+        CLK(NULL,       "ssi_ssr_fck",  &ssi_ssr_fck_3430es1,   CK_3430ES1),
+        CLK(NULL,       "ssi_ssr_fck",  &ssi_ssr_fck_3430es2,   CK_3430ES2),
+        CLK(NULL,       "ssi_sst_fck",  &ssi_sst_fck_3430es1,   CK_3430ES1),
+        CLK(NULL,       "ssi_sst_fck",  &ssi_sst_fck_3430es2,   CK_3430ES2),
         CLK(NULL,       "core_l3_ick",  &core_l3_ick,   CK_343X),
-        CLK("musb_hdrc",        "ick",  &hsotgusb_ick,  CK_343X),
+        CLK("musb_hdrc",        "ick",  &hsotgusb_ick_3430es1,  CK_3430ES1),
+        CLK("musb_hdrc",        "ick",  &hsotgusb_ick_3430es2,  CK_3430ES2),
         CLK(NULL,       "sdrc_ick",     &sdrc_ick,      CK_343X),
         CLK(NULL,       "gpmc_fck",     &gpmc_fck,      CK_343X),
         CLK(NULL,       "security_l3_ick", &security_l3_ick, CK_343X),
@@ -193,18 +227,21 @@ static struct omap_clk omap34xx_clks[] = {
         CLK(NULL,       "mailboxes_ick", &mailboxes_ick, CK_343X),
         CLK(NULL,       "omapctrl_ick", &omapctrl_ick,  CK_343X),
         CLK(NULL,       "ssi_l4_ick",   &ssi_l4_ick,    CK_343X),
-        CLK(NULL,       "ssi_ick",      &ssi_ick,       CK_343X),
+        CLK(NULL,       "ssi_ick",      &ssi_ick_3430es1,       CK_3430ES1),
+        CLK(NULL,       "ssi_ick",      &ssi_ick_3430es2,       CK_3430ES2),
         CLK(NULL,       "usb_l4_ick",   &usb_l4_ick,    CK_3430ES1),
         CLK(NULL,       "security_l4_ick2", &security_l4_ick2, CK_343X),
         CLK(NULL,       "aes1_ick",     &aes1_ick,      CK_343X),
         CLK("omap_rng", "ick",          &rng_ick,       CK_343X),
         CLK(NULL,       "sha11_ick",    &sha11_ick,     CK_343X),
         CLK(NULL,       "des1_ick",     &des1_ick,      CK_343X),
-        CLK("omapfb",   "dss1_fck",     &dss1_alwon_fck, CK_343X),
+        CLK("omapfb",   "dss1_fck",     &dss1_alwon_fck_3430es1, CK_3430ES1),
+        CLK("omapfb",   "dss1_fck",     &dss1_alwon_fck_3430es2, CK_3430ES2),
         CLK("omapfb",   "tv_fck",       &dss_tv_fck,    CK_343X),
         CLK("omapfb",   "video_fck",    &dss_96m_fck,   CK_343X),
         CLK("omapfb",   "dss2_fck",     &dss2_alwon_fck, CK_343X),
-        CLK("omapfb",   "ick",          &dss_ick,       CK_343X),
+        CLK("omapfb",   "ick",          &dss_ick_3430es1,       CK_3430ES1),
+        CLK("omapfb",   "ick",          &dss_ick_3430es2,       CK_3430ES2),
         CLK(NULL,       "cam_mclk",     &cam_mclk,      CK_343X),
         CLK(NULL,       "cam_ick",      &cam_ick,       CK_343X),
         CLK(NULL,       "csi2_96m_fck", &csi2_96m_fck,  CK_343X),
@@ -301,6 +338,73 @@ static struct omap_clk omap34xx_clks[] = {
 #define SDRC_MPURATE_LOOPS              96
 
 /**
+ * omap3430es2_clk_ssi_find_idlest - return CM_IDLEST info for SSI
+ * @clk: struct clk * being enabled
+ * @idlest_reg: void __iomem ** to store CM_IDLEST reg address into
+ * @idlest_bit: pointer to a u8 to store the CM_IDLEST bit shift into
+ *
+ * The OMAP3430ES2 SSI target CM_IDLEST bit is at a different shift
+ * from the CM_{I,F}CLKEN bit.  Pass back the correct info via
+ * @idlest_reg and @idlest_bit.  No return value.
+ */
+static void omap3430es2_clk_ssi_find_idlest(struct clk *clk,
+                                            void __iomem **idlest_reg,
+                                            u8 *idlest_bit)
+{
+        u32 r;
+
+        r = (((__force u32)clk->enable_reg & ~0xf0) | 0x20);
+        *idlest_reg = (__force void __iomem *)r;
+        *idlest_bit = OMAP3430ES2_ST_SSI_IDLE_SHIFT;
+}
+
+/**
+ * omap3430es2_clk_dss_usbhost_find_idlest - CM_IDLEST info for DSS, USBHOST
+ * @clk: struct clk * being enabled
+ * @idlest_reg: void __iomem ** to store CM_IDLEST reg address into
+ * @idlest_bit: pointer to a u8 to store the CM_IDLEST bit shift into
+ *
+ * Some OMAP modules on OMAP3 ES2+ chips have both initiator and
+ * target IDLEST bits.  For our purposes, we are concerned with the
+ * target IDLEST bits, which exist at a different bit position than
+ * the *CLKEN bit position for these modules (DSS and USBHOST) (The
+ * default find_idlest code assumes that they are at the same
+ * position.)  No return value.
+ */
+static void omap3430es2_clk_dss_usbhost_find_idlest(struct clk *clk,
+                                                    void __iomem **idlest_reg,
+                                                    u8 *idlest_bit)
+{
+        u32 r;
+
+        r = (((__force u32)clk->enable_reg & ~0xf0) | 0x20);
+        *idlest_reg = (__force void __iomem *)r;
+        /* USBHOST_IDLE has same shift */
+        *idlest_bit = OMAP3430ES2_ST_DSS_IDLE_SHIFT;
+}
+
+/**
+ * omap3430es2_clk_hsotgusb_find_idlest - return CM_IDLEST info for HSOTGUSB
+ * @clk: struct clk * being enabled
+ * @idlest_reg: void __iomem ** to store CM_IDLEST reg address into
+ * @idlest_bit: pointer to a u8 to store the CM_IDLEST bit shift into
+ *
+ * The OMAP3430ES2 HSOTGUSB target CM_IDLEST bit is at a different
+ * shift from the CM_{I,F}CLKEN bit.  Pass back the correct info via
+ * @idlest_reg and @idlest_bit.  No return value.
+ */
+static void omap3430es2_clk_hsotgusb_find_idlest(struct clk *clk,
+                                                 void __iomem **idlest_reg,
+                                                 u8 *idlest_bit)
+{
+        u32 r;
+
+        r = (((__force u32)clk->enable_reg & ~0xf0) | 0x20);
+        *idlest_reg = (__force void __iomem *)r;
+        *idlest_bit = OMAP3430ES2_ST_HSOTGUSB_IDLE_SHIFT;
+}
+
+/**
  * omap3_dpll_recalc - recalculate DPLL rate
  * @clk: DPLL struct clk
  *
@@ -725,7 +829,9 @@ static int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
         u32 unlock_dll = 0;
         u32 c;
         unsigned long validrate, sdrcrate, mpurate;
-        struct omap_sdrc_params *sp;
+        struct omap_sdrc_params *sdrc_cs0;
+        struct omap_sdrc_params *sdrc_cs1;
+        int ret;
 
         if (!clk || !rate)
                 return -EINVAL;
@@ -743,8 +849,8 @@ static int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
         else
                 sdrcrate >>= ((clk->rate / rate) >> 1);
 
-        sp = omap2_sdrc_get_params(sdrcrate);
-        if (!sp)
+        ret = omap2_sdrc_get_params(sdrcrate, &sdrc_cs0, &sdrc_cs1);
+        if (ret)
                 return -EINVAL;
 
         if (sdrcrate < MIN_SDRC_DLL_LOCK_FREQ) {
@@ -765,12 +871,29 @@ static int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
 
         pr_debug("clock: changing CORE DPLL rate from %lu to %lu\n", clk->rate,
                  validrate);
-        pr_debug("clock: SDRC timing params used: %08x %08x %08x\n",
-                 sp->rfr_ctrl, sp->actim_ctrla, sp->actim_ctrlb);
-
-        omap3_configure_core_dpll(sp->rfr_ctrl, sp->actim_ctrla,
-                                  sp->actim_ctrlb, new_div, unlock_dll, c,
-                                  sp->mr, rate > clk->rate);
+        pr_debug("clock: SDRC CS0 timing params used:"
+                 " RFR %08x CTRLA %08x CTRLB %08x MR %08x\n",
+                 sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla,
+                 sdrc_cs0->actim_ctrlb, sdrc_cs0->mr);
+        if (sdrc_cs1)
+                pr_debug("clock: SDRC CS1 timing params used: "
+                 " RFR %08x CTRLA %08x CTRLB %08x MR %08x\n",
+                 sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla,
+                 sdrc_cs1->actim_ctrlb, sdrc_cs1->mr);
+
+        if (sdrc_cs1)
+                omap3_configure_core_dpll(
+                                  new_div, unlock_dll, c, rate > clk->rate,
+                                  sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla,
+                                  sdrc_cs0->actim_ctrlb, sdrc_cs0->mr,
+                                  sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla,
+                                  sdrc_cs1->actim_ctrlb, sdrc_cs1->mr);
+        else
+                omap3_configure_core_dpll(
+                                  new_div, unlock_dll, c, rate > clk->rate,
+                                  sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla,
+                                  sdrc_cs0->actim_ctrlb, sdrc_cs0->mr,
+                                  0, 0, 0, 0);
 
         return 0;
 }
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index e433aec4efdd..57cc2725b923 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -1568,7 +1568,7 @@ static const struct clksel ssi_ssr_clksel[] = {
         { .parent = NULL }
 };
 
-static struct clk ssi_ssr_fck = {
+static struct clk ssi_ssr_fck_3430es1 = {
         .name           = "ssi_ssr_fck",
         .ops            = &clkops_omap2_dflt,
         .init           = &omap2_init_clksel_parent,
@@ -1581,10 +1581,31 @@ static struct clk ssi_ssr_fck = {
         .recalc         = &omap2_clksel_recalc,
 };
 
-static struct clk ssi_sst_fck = {
+static struct clk ssi_ssr_fck_3430es2 = {
+        .name           = "ssi_ssr_fck",
+        .ops            = &clkops_omap3430es2_ssi_wait,
+        .init           = &omap2_init_clksel_parent,
+        .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
+        .enable_bit     = OMAP3430_EN_SSI_SHIFT,
+        .clksel_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL),
+        .clksel_mask    = OMAP3430_CLKSEL_SSI_MASK,
+        .clksel         = ssi_ssr_clksel,
+        .clkdm_name     = "core_l4_clkdm",
+        .recalc         = &omap2_clksel_recalc,
+};
+
+static struct clk ssi_sst_fck_3430es1 = {
         .name           = "ssi_sst_fck",
         .ops            = &clkops_null,
-        .parent         = &ssi_ssr_fck,
+        .parent         = &ssi_ssr_fck_3430es1,
+        .fixed_div      = 2,
+        .recalc         = &omap2_fixed_divisor_recalc,
+};
+
+static struct clk ssi_sst_fck_3430es2 = {
+        .name           = "ssi_sst_fck",
+        .ops            = &clkops_null,
+        .parent         = &ssi_ssr_fck_3430es2,
         .fixed_div      = 2,
         .recalc         = &omap2_fixed_divisor_recalc,
 };
@@ -1606,9 +1627,19 @@ static struct clk core_l3_ick = {
         .recalc         = &followparent_recalc,
 };
 
-static struct clk hsotgusb_ick = {
+static struct clk hsotgusb_ick_3430es1 = {
         .name           = "hsotgusb_ick",
-        .ops            = &clkops_omap2_dflt_wait,
+        .ops            = &clkops_omap2_dflt,
+        .parent         = &core_l3_ick,
+        .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
+        .enable_bit     = OMAP3430_EN_HSOTGUSB_SHIFT,
+        .clkdm_name     = "core_l3_clkdm",
+        .recalc         = &followparent_recalc,
+};
+
+static struct clk hsotgusb_ick_3430es2 = {
+        .name           = "hsotgusb_ick",
+        .ops            = &clkops_omap3430es2_hsotgusb_wait,
         .parent         = &core_l3_ick,
         .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
         .enable_bit     = OMAP3430_EN_HSOTGUSB_SHIFT,
@@ -1947,7 +1978,7 @@ static struct clk ssi_l4_ick = {
         .recalc         = &followparent_recalc,
 };
 
-static struct clk ssi_ick = {
+static struct clk ssi_ick_3430es1 = {
         .name           = "ssi_ick",
         .ops            = &clkops_omap2_dflt,
         .parent         = &ssi_l4_ick,
@@ -1957,6 +1988,16 @@ static struct clk ssi_ick = {
         .recalc         = &followparent_recalc,
 };
 
+static struct clk ssi_ick_3430es2 = {
+        .name           = "ssi_ick",
+        .ops            = &clkops_omap3430es2_ssi_wait,
+        .parent         = &ssi_l4_ick,
+        .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1),
+        .enable_bit     = OMAP3430_EN_SSI_SHIFT,
+        .clkdm_name     = "core_l4_clkdm",
+        .recalc         = &followparent_recalc,
+};
+
 /* REVISIT: Technically the TRM claims that this is CORE_CLK based,
  * but l4_ick makes more sense to me */
 
@@ -2024,7 +2065,7 @@ static struct clk des1_ick = {
 };
 
 /* DSS */
-static struct clk dss1_alwon_fck = {
+static struct clk dss1_alwon_fck_3430es1 = {
         .name           = "dss1_alwon_fck",
         .ops            = &clkops_omap2_dflt,
         .parent         = &dpll4_m4x2_ck,
@@ -2034,6 +2075,16 @@ static struct clk dss1_alwon_fck = {
         .recalc         = &followparent_recalc,
 };
 
+static struct clk dss1_alwon_fck_3430es2 = {
+        .name           = "dss1_alwon_fck",
+        .ops            = &clkops_omap3430es2_dss_usbhost_wait,
+        .parent         = &dpll4_m4x2_ck,
+        .enable_reg     = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN),
+        .enable_bit     = OMAP3430_EN_DSS1_SHIFT,
+        .clkdm_name     = "dss_clkdm",
+        .recalc         = &followparent_recalc,
+};
+
 static struct clk dss_tv_fck = {
         .name           = "dss_tv_fck",
         .ops            = &clkops_omap2_dflt,
@@ -2067,7 +2118,7 @@ static struct clk dss2_alwon_fck = {
         .recalc         = &followparent_recalc,
 };
 
-static struct clk dss_ick = {
+static struct clk dss_ick_3430es1 = {
         /* Handles both L3 and L4 clocks */
         .name           = "dss_ick",
         .ops            = &clkops_omap2_dflt,
@@ -2079,6 +2130,18 @@ static struct clk dss_ick = {
         .recalc         = &followparent_recalc,
 };
 
+static struct clk dss_ick_3430es2 = {
+        /* Handles both L3 and L4 clocks */
+        .name           = "dss_ick",
+        .ops            = &clkops_omap3430es2_dss_usbhost_wait,
+        .parent         = &l4_ick,
+        .init           = &omap2_init_clk_clkdm,
+        .enable_reg     = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_ICLKEN),
+        .enable_bit     = OMAP3430_CM_ICLKEN_DSS_EN_DSS_SHIFT,
+        .clkdm_name     = "dss_clkdm",
+        .recalc         = &followparent_recalc,
+};
+
 /* CAM */
 
 static struct clk cam_mclk = {
@@ -2118,7 +2181,7 @@ static struct clk csi2_96m_fck = {
 
 static struct clk usbhost_120m_fck = {
         .name           = "usbhost_120m_fck",
-        .ops            = &clkops_omap2_dflt_wait,
+        .ops            = &clkops_omap2_dflt,
         .parent         = &dpll5_m2_ck,
         .init           = &omap2_init_clk_clkdm,
         .enable_reg     = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN),
@@ -2129,7 +2192,7 @@ static struct clk usbhost_120m_fck = {
 
 static struct clk usbhost_48m_fck = {
         .name           = "usbhost_48m_fck",
-        .ops            = &clkops_omap2_dflt_wait,
+        .ops            = &clkops_omap3430es2_dss_usbhost_wait,
         .parent         = &omap_48m_fck,
         .init           = &omap2_init_clk_clkdm,
         .enable_reg     = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN),
@@ -2141,7 +2204,7 @@ static struct clk usbhost_48m_fck = {
 static struct clk usbhost_ick = {
         /* Handles both L3 and L4 clocks */
         .name           = "usbhost_ick",
-        .ops            = &clkops_omap2_dflt_wait,
+        .ops            = &clkops_omap3430es2_dss_usbhost_wait,
         .parent         = &l4_ick,
         .init           = &omap2_init_clk_clkdm,
         .enable_reg     = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN),
diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
index 1d3c93bf86d3..f3c91a1ca391 100644
--- a/arch/arm/mach-omap2/cm.h
+++ b/arch/arm/mach-omap2/cm.h
@@ -29,9 +29,9 @@
  * These registers appear once per CM module.
  */
 
-#define OMAP3430_CM_REVISION            OMAP_CM_REGADDR(OCP_MOD, 0x0000)
-#define OMAP3430_CM_SYSCONFIG           OMAP_CM_REGADDR(OCP_MOD, 0x0010)
-#define OMAP3430_CM_POLCTRL             OMAP_CM_REGADDR(OCP_MOD, 0x009c)
+#define OMAP3430_CM_REVISION            OMAP34XX_CM_REGADDR(OCP_MOD, 0x0000)
+#define OMAP3430_CM_SYSCONFIG           OMAP34XX_CM_REGADDR(OCP_MOD, 0x0010)
+#define OMAP3430_CM_POLCTRL             OMAP34XX_CM_REGADDR(OCP_MOD, 0x009c)
 
 #define OMAP3_CM_CLKOUT_CTRL_OFFSET     0x0070
 #define OMAP3430_CM_CLKOUT_CTRL         OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 3a86b0f66031..e9b9bcb19b4e 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -276,14 +276,15 @@ static int __init _omap2_init_reprogram_sdrc(void)
         return v;
 }
 
-void __init omap2_init_common_hw(struct omap_sdrc_params *sp)
+void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
+                                 struct omap_sdrc_params *sdrc_cs1)
 {
         omap2_mux_init();
 #ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */
         pwrdm_init(powerdomains_omap);
         clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps);
         omap2_clk_init();
-        omap2_sdrc_init(sp);
+        omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
         _omap2_init_reprogram_sdrc();
 #endif
         gpmc_init();
diff --git a/arch/arm/mach-omap2/mmc-twl4030.c b/arch/arm/mach-omap2/mmc-twl4030.c
index 1541fd4c8d0f..3c04c2f1b23f 100644
--- a/arch/arm/mach-omap2/mmc-twl4030.c
+++ b/arch/arm/mach-omap2/mmc-twl4030.c
@@ -119,6 +119,7 @@ static int twl_mmc_late_init(struct device *dev)
                                 if (i != 0)
                                         break;
                                 ret = PTR_ERR(reg);
+                                hsmmc[i].vcc = NULL;
                                 goto err;
                         }
                         hsmmc[i].vcc = reg;
@@ -165,8 +166,13 @@ done:
 static void twl_mmc_cleanup(struct device *dev)
 {
         struct omap_mmc_platform_data *mmc = dev->platform_data;
+        int i;
 
         gpio_free(mmc->slots[0].switch_pin);
+        for(i = 0; i < ARRAY_SIZE(hsmmc); i++) {
+                regulator_put(hsmmc[i].vcc);
+                regulator_put(hsmmc[i].vcc_aux);
+        }
 }
 
 #ifdef CONFIG_PM
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 026c4fc883a7..43d6b92b65f2 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -486,6 +486,12 @@ MUX_CFG_34XX("H19_34XX_GPIO164_OUT", 0x19c,
                 OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT)
 MUX_CFG_34XX("J25_34XX_GPIO170", 0x1c6,
                 OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT)
+
+/* OMAP3 SDRC CKE signals to SDR/DDR ram chips */
+MUX_CFG_34XX("H16_34XX_SDRC_CKE0", 0x262,
+                OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_OUTPUT)
+MUX_CFG_34XX("H17_34XX_SDRC_CKE1", 0x264,
+                OMAP34XX_MUX_MODE0 | OMAP34XX_PIN_OUTPUT)
 };
 
 #define OMAP34XX_PINS_SZ        ARRAY_SIZE(omap34xx_pins)
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index f7b3baf76678..21201cd4117b 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -11,9 +11,6 @@
 #ifndef __ARCH_ARM_MACH_OMAP2_PM_H
 #define __ARCH_ARM_MACH_OMAP2_PM_H
 
-extern int omap2_pm_init(void);
-extern int omap3_pm_init(void);
-
 #ifdef CONFIG_PM_DEBUG
 extern void omap2_pm_dump(int mode, int resume, unsigned int us);
 extern int omap2_pm_debug;
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index db1025562fb0..528dbdc26e23 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -470,7 +470,7 @@ static void __init prcm_setup_regs(void)
                           WKUP_MOD, PM_WKEN);
 }
 
-int __init omap2_pm_init(void)
+static int __init omap2_pm_init(void)
 {
         u32 l;
 
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 841d4c5ed8be..488d595d8e4b 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -39,7 +39,9 @@
 struct power_state {
         struct powerdomain *pwrdm;
         u32 next_state;
+#ifdef CONFIG_SUSPEND
         u32 saved_state;
+#endif
         struct list_head node;
 };
 
@@ -293,6 +295,9 @@ out:
         local_irq_enable();
 }
 
+#ifdef CONFIG_SUSPEND
+static suspend_state_t suspend_state;
+
 static int omap3_pm_prepare(void)
 {
         disable_hlt();
@@ -321,7 +326,6 @@ static int omap3_pm_suspend(void)
 restore:
         /* Restore next_pwrsts */
         list_for_each_entry(pwrst, &pwrst_list, node) {
-                set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state);
                 state = pwrdm_read_prev_pwrst(pwrst->pwrdm);
                 if (state > pwrst->next_state) {
                         printk(KERN_INFO "Powerdomain (%s) didn't enter "
@@ -329,6 +333,7 @@ restore:
                                pwrst->pwrdm->name, pwrst->next_state);
                         ret = -1;
                 }
+                set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state);
         }
         if (ret)
                 printk(KERN_ERR "Could not enter target state in pm_suspend\n");
@@ -339,11 +344,11 @@ restore:
         return ret;
 }
 
-static int omap3_pm_enter(suspend_state_t state)
+static int omap3_pm_enter(suspend_state_t unused)
 {
         int ret = 0;
 
-        switch (state) {
+        switch (suspend_state) {
         case PM_SUSPEND_STANDBY:
         case PM_SUSPEND_MEM:
                 ret = omap3_pm_suspend();
@@ -360,12 +365,30 @@ static void omap3_pm_finish(void)
         enable_hlt();
 }
 
+/* Hooks to enable / disable UART interrupts during suspend */
+static int omap3_pm_begin(suspend_state_t state)
+{
+        suspend_state = state;
+        omap_uart_enable_irqs(0);
+        return 0;
+}
+
+static void omap3_pm_end(void)
+{
+        suspend_state = PM_SUSPEND_ON;
+        omap_uart_enable_irqs(1);
+        return;
+}
+
 static struct platform_suspend_ops omap_pm_ops = {
+        .begin          = omap3_pm_begin,
+        .end            = omap3_pm_end,
         .prepare        = omap3_pm_prepare,
         .enter          = omap3_pm_enter,
         .finish         = omap3_pm_finish,
         .valid          = suspend_valid_only_mem,
 };
+#endif /* CONFIG_SUSPEND */
 
 
 /**
@@ -613,6 +636,24 @@ static void __init prcm_setup_regs(void)
         /* Clear any pending PRCM interrupts */
         prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
 
+        /* Don't attach IVA interrupts */
+        prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
+        prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1);
+        prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
+        prm_write_mod_reg(0, OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL);
+
+        /* Clear any pending 'reset' flags */
+        prm_write_mod_reg(0xffffffff, MPU_MOD, RM_RSTST);
+        prm_write_mod_reg(0xffffffff, CORE_MOD, RM_RSTST);
+        prm_write_mod_reg(0xffffffff, OMAP3430_PER_MOD, RM_RSTST);
+        prm_write_mod_reg(0xffffffff, OMAP3430_EMU_MOD, RM_RSTST);
+        prm_write_mod_reg(0xffffffff, OMAP3430_NEON_MOD, RM_RSTST);
+        prm_write_mod_reg(0xffffffff, OMAP3430_DSS_MOD, RM_RSTST);
+        prm_write_mod_reg(0xffffffff, OMAP3430ES2_USBHOST_MOD, RM_RSTST);
+
+        /* Clear any pending PRCM interrupts */
+        prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
+
         omap3_iva_idle();
         omap3_d2d_idle();
 }
@@ -652,7 +693,7 @@ static int __init clkdms_setup(struct clockdomain *clkdm)
         return 0;
 }
 
-int __init omap3_pm_init(void)
+static int __init omap3_pm_init(void)
 {
         struct power_state *pwrst, *tmp;
         int ret;
@@ -692,7 +733,9 @@ int __init omap3_pm_init(void)
         _omap_sram_idle = omap_sram_push(omap34xx_cpu_suspend,
                                          omap34xx_cpu_suspend_sz);
 
+#ifdef CONFIG_SUSPEND
         suspend_set_ops(&omap_pm_ops);
+#endif /* CONFIG_SUSPEND */
 
         pm_idle = omap3_pm_idle;
 
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index f945156d5585..ced555a4cd1a 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -17,6 +17,7 @@
 #include <linux/init.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/delay.h>
 
 #include <mach/common.h>
 #include <mach/prcm.h>
@@ -28,6 +29,8 @@
 static void __iomem *prm_base;
 static void __iomem *cm_base;
 
+#define MAX_MODULE_ENABLE_WAIT          100000
+
 u32 omap_prcm_get_reset_sources(void)
 {
         /* XXX This presumably needs modification for 34XX */
@@ -120,6 +123,46 @@ u32 cm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx)
 }
 EXPORT_SYMBOL(cm_rmw_mod_reg_bits);
 
+/**
+ * omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness
+ * @reg: physical address of module IDLEST register
+ * @mask: value to mask against to determine if the module is active
+ * @name: name of the clock (for printk)
+ *
+ * Returns 1 if the module indicated readiness in time, or 0 if it
+ * failed to enable in roughly MAX_MODULE_ENABLE_WAIT microseconds.
+ */
+int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, const char *name)
+{
+        int i = 0;
+        int ena = 0;
+
+        /*
+         * 24xx uses 0 to indicate not ready, and 1 to indicate ready.
+         * 34xx reverses this, just to keep us on our toes
+         */
+        if (cpu_is_omap24xx())
+                ena = mask;
+        else if (cpu_is_omap34xx())
+                ena = 0;
+        else
+                BUG();
+
+        /* Wait for lock */
+        while (((__raw_readl(reg) & mask) != ena) &&
+               (i++ < MAX_MODULE_ENABLE_WAIT))
+                udelay(1);
+
+        if (i < MAX_MODULE_ENABLE_WAIT)
+                pr_debug("cm: Module associated with clock %s ready after %d "
+                         "loops\n", name, i);
+        else
+                pr_err("cm: Module associated with clock %s didn't enable in "
+                       "%d tries\n", name, MAX_MODULE_ENABLE_WAIT);
+
+        return (i < MAX_MODULE_ENABLE_WAIT) ? 1 : 0;
+};
+
 void __init omap2_set_globals_prcm(struct omap_globals *omap2_globals)
 {
         prm_base = omap2_globals->prm;
diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c
index 2045441e8385..9e3bd4fa7810 100644
--- a/arch/arm/mach-omap2/sdrc.c
+++ b/arch/arm/mach-omap2/sdrc.c
@@ -32,7 +32,7 @@
 #include <mach/sdrc.h>
 #include "sdrc.h"
 
-static struct omap_sdrc_params *sdrc_init_params;
+static struct omap_sdrc_params *sdrc_init_params_cs0, *sdrc_init_params_cs1;
 
 void __iomem *omap2_sdrc_base;
 void __iomem *omap2_sms_base;
@@ -45,33 +45,49 @@ void __iomem *omap2_sms_base;
 /**
  * omap2_sdrc_get_params - return SDRC register values for a given clock rate
  * @r: SDRC clock rate (in Hz)
+ * @sdrc_cs0: chip select 0 ram timings **
+ * @sdrc_cs1: chip select 1 ram timings **
  *
  * Return pre-calculated values for the SDRC_ACTIM_CTRLA,
- * SDRC_ACTIM_CTRLB, SDRC_RFR_CTRL, and SDRC_MR registers, for a given
- * SDRC clock rate 'r'.  These parameters control various timing
- * delays in the SDRAM controller that are expressed in terms of the
- * number of SDRC clock cycles to wait; hence the clock rate
- * dependency. Note that sdrc_init_params must be sorted rate
- * descending.  Also assumes that both chip-selects use the same
- * timing parameters.  Returns a struct omap_sdrc_params * upon
- * success, or NULL upon failure.
+ *  SDRC_ACTIM_CTRLB, SDRC_RFR_CTRL and SDRC_MR registers in sdrc_cs[01]
+ *  structs,for a given SDRC clock rate 'r'.
+ * These parameters control various timing delays in the SDRAM controller
+ *  that are expressed in terms of the number of SDRC clock cycles to
+ *  wait; hence the clock rate dependency.
+ *
+ * Supports 2 different timing parameters for both chip selects.
+ *
+ * Note 1: the sdrc_init_params_cs[01] must be sorted rate descending.
+ * Note 2: If sdrc_init_params_cs_1 is not NULL it must be of same size
+ *  as sdrc_init_params_cs_0.
+ *
+ * Fills in the struct omap_sdrc_params * for each chip select.
+ * Returns 0 upon success or -1 upon failure.
  */
-struct omap_sdrc_params *omap2_sdrc_get_params(unsigned long r)
+int omap2_sdrc_get_params(unsigned long r,
+                          struct omap_sdrc_params **sdrc_cs0,
+                          struct omap_sdrc_params **sdrc_cs1)
 {
-        struct omap_sdrc_params *sp;
+        struct omap_sdrc_params *sp0, *sp1;
 
-        if (!sdrc_init_params)
-                return NULL;
+        if (!sdrc_init_params_cs0)
+                return -1;
 
-        sp = sdrc_init_params;
+        sp0 = sdrc_init_params_cs0;
+        sp1 = sdrc_init_params_cs1;
 
-        while (sp->rate && sp->rate != r)
-                sp++;
+        while (sp0->rate && sp0->rate != r) {
+                sp0++;
+                if (sdrc_init_params_cs1)
+                        sp1++;
+        }
 
-        if (!sp->rate)
-                return NULL;
+        if (!sp0->rate)
+                return -1;
 
-        return sp;
+        *sdrc_cs0 = sp0;
+        *sdrc_cs1 = sp1;
+        return 0;
 }
 
 
@@ -83,13 +99,15 @@ void __init omap2_set_globals_sdrc(struct omap_globals *omap2_globals)
 
 /**
  * omap2_sdrc_init - initialize SMS, SDRC devices on boot
- * @sp: pointer to a null-terminated list of struct omap_sdrc_params
+ * @sdrc_cs[01]: pointers to a null-terminated list of struct omap_sdrc_params
+ *  Support for 2 chip selects timings
  *
  * Turn on smart idle modes for SDRAM scheduler and controller.
  * Program a known-good configuration for the SDRC to deal with buggy
  * bootloaders.
  */
-void __init omap2_sdrc_init(struct omap_sdrc_params *sp)
+void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
+                            struct omap_sdrc_params *sdrc_cs1)
 {
         u32 l;
 
@@ -103,11 +121,15 @@ void __init omap2_sdrc_init(struct omap_sdrc_params *sp)
         l |= (0x2 << 3);
         sdrc_write_reg(l, SDRC_SYSCONFIG);
 
-        sdrc_init_params = sp;
+        sdrc_init_params_cs0 = sdrc_cs0;
+        sdrc_init_params_cs1 = sdrc_cs1;
 
         /* XXX Enable SRFRONIDLEREQ here also? */
+        /*
+         * PWDENA should not be set due to 34xx erratum 1.150 - PWDENA
+         * can cause random memory corruption
+         */
         l = (1 << SDRC_POWER_EXTCLKDIS_SHIFT) |
-                (1 << SDRC_POWER_PWDENA_SHIFT) |
                 (1 << SDRC_POWER_PAGEPOLICY_SHIFT);
         sdrc_write_reg(l, SDRC_POWER);
 }
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index b094c15bfe47..a7421a50410b 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -54,6 +54,7 @@ struct omap_uart_state {
 
         struct plat_serial8250_port *p;
         struct list_head node;
+        struct platform_device pdev;
 
 #if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM)
         int context_valid;
@@ -68,10 +69,9 @@ struct omap_uart_state {
 #endif
 };
 
-static struct omap_uart_state omap_uart[OMAP_MAX_NR_PORTS];
 static LIST_HEAD(uart_list);
 
-static struct plat_serial8250_port serial_platform_data[] = {
+static struct plat_serial8250_port serial_platform_data0[] = {
         {
                 .membase        = IO_ADDRESS(OMAP_UART1_BASE),
                 .mapbase        = OMAP_UART1_BASE,
@@ -81,6 +81,12 @@ static struct plat_serial8250_port serial_platform_data[] = {
                 .regshift       = 2,
                 .uartclk        = OMAP24XX_BASE_BAUD * 16,
         }, {
+                .flags          = 0
+        }
+};
+
+static struct plat_serial8250_port serial_platform_data1[] = {
+        {
                 .membase        = IO_ADDRESS(OMAP_UART2_BASE),
                 .mapbase        = OMAP_UART2_BASE,
                 .irq            = 73,
@@ -89,6 +95,12 @@ static struct plat_serial8250_port serial_platform_data[] = {
                 .regshift       = 2,
                 .uartclk        = OMAP24XX_BASE_BAUD * 16,
         }, {
+                .flags          = 0
+        }
+};
+
+static struct plat_serial8250_port serial_platform_data2[] = {
+        {
                 .membase        = IO_ADDRESS(OMAP_UART3_BASE),
                 .mapbase        = OMAP_UART3_BASE,
                 .irq            = 74,
@@ -217,6 +229,40 @@ static inline void omap_uart_disable_clocks(struct omap_uart_state *uart)
         clk_disable(uart->fck);
 }
 
+static void omap_uart_enable_wakeup(struct omap_uart_state *uart)
+{
+        /* Set wake-enable bit */
+        if (uart->wk_en && uart->wk_mask) {
+                u32 v = __raw_readl(uart->wk_en);
+                v |= uart->wk_mask;
+                __raw_writel(v, uart->wk_en);
+        }
+
+        /* Ensure IOPAD wake-enables are set */
+        if (cpu_is_omap34xx() && uart->padconf) {
+                u16 v = omap_ctrl_readw(uart->padconf);
+                v |= OMAP3_PADCONF_WAKEUPENABLE0;
+                omap_ctrl_writew(v, uart->padconf);
+        }
+}
+
+static void omap_uart_disable_wakeup(struct omap_uart_state *uart)
+{
+        /* Clear wake-enable bit */
+        if (uart->wk_en && uart->wk_mask) {
+                u32 v = __raw_readl(uart->wk_en);
+                v &= ~uart->wk_mask;
+                __raw_writel(v, uart->wk_en);
+        }
+
+        /* Ensure IOPAD wake-enables are cleared */
+        if (cpu_is_omap34xx() && uart->padconf) {
+                u16 v = omap_ctrl_readw(uart->padconf);
+                v &= ~OMAP3_PADCONF_WAKEUPENABLE0;
+                omap_ctrl_writew(v, uart->padconf);
+        }
+}
+
 static void omap_uart_smart_idle_enable(struct omap_uart_state *uart,
                                           int enable)
 {
@@ -246,6 +292,11 @@ static void omap_uart_block_sleep(struct omap_uart_state *uart)
 
 static void omap_uart_allow_sleep(struct omap_uart_state *uart)
 {
+        if (device_may_wakeup(&uart->pdev.dev))
+                omap_uart_enable_wakeup(uart);
+        else
+                omap_uart_disable_wakeup(uart);
+
         if (!uart->clocked)
                 return;
 
@@ -292,7 +343,6 @@ void omap_uart_resume_idle(int num)
                         /* Check for normal UART wakeup */
                         if (__raw_readl(uart->wk_st) & uart->wk_mask)
                                 omap_uart_block_sleep(uart);
-
                         return;
                 }
         }
@@ -346,16 +396,13 @@ static irqreturn_t omap_uart_interrupt(int irq, void *dev_id)
         return IRQ_NONE;
 }
 
-static u32 sleep_timeout = DEFAULT_TIMEOUT;
-
 static void omap_uart_idle_init(struct omap_uart_state *uart)
 {
-        u32 v;
         struct plat_serial8250_port *p = uart->p;
         int ret;
 
         uart->can_sleep = 0;
-        uart->timeout = sleep_timeout;
+        uart->timeout = DEFAULT_TIMEOUT;
         setup_timer(&uart->timer, omap_uart_idle_timer,
                     (unsigned long) uart);
         mod_timer(&uart->timer, jiffies + uart->timeout);
@@ -413,76 +460,101 @@ static void omap_uart_idle_init(struct omap_uart_state *uart)
                 uart->padconf = 0;
         }
 
-        /* Set wake-enable bit */
-        if (uart->wk_en && uart->wk_mask) {
-                v = __raw_readl(uart->wk_en);
-                v |= uart->wk_mask;
-                __raw_writel(v, uart->wk_en);
-        }
-
-        /* Ensure IOPAD wake-enables are set */
-        if (cpu_is_omap34xx() && uart->padconf) {
-                u16 v;
-
-                v = omap_ctrl_readw(uart->padconf);
-                v |= OMAP3_PADCONF_WAKEUPENABLE0;
-                omap_ctrl_writew(v, uart->padconf);
-        }
-
         p->flags |= UPF_SHARE_IRQ;
         ret = request_irq(p->irq, omap_uart_interrupt, IRQF_SHARED,
                           "serial idle", (void *)uart);
         WARN_ON(ret);
 }
 
-static ssize_t sleep_timeout_show(struct kobject *kobj,
-                                  struct kobj_attribute *attr,
+void omap_uart_enable_irqs(int enable)
+{
+        int ret;
+        struct omap_uart_state *uart;
+
+        list_for_each_entry(uart, &uart_list, node) {
+                if (enable)
+                        ret = request_irq(uart->p->irq, omap_uart_interrupt,
+                                IRQF_SHARED, "serial idle", (void *)uart);
+                else
+                        free_irq(uart->p->irq, (void *)uart);
+        }
+}
+
+static ssize_t sleep_timeout_show(struct device *dev,
+                                  struct device_attribute *attr,
                                   char *buf)
 {
-        return sprintf(buf, "%u\n", sleep_timeout / HZ);
+        struct platform_device *pdev = container_of(dev,
+                                        struct platform_device, dev);
+        struct omap_uart_state *uart = container_of(pdev,
+                                        struct omap_uart_state, pdev);
+
+        return sprintf(buf, "%u\n", uart->timeout / HZ);
 }
 
-static ssize_t sleep_timeout_store(struct kobject *kobj,
-                                   struct kobj_attribute *attr,
+static ssize_t sleep_timeout_store(struct device *dev,
+                                   struct device_attribute *attr,
                                    const char *buf, size_t n)
 {
-        struct omap_uart_state *uart;
+        struct platform_device *pdev = container_of(dev,
+                                        struct platform_device, dev);
+        struct omap_uart_state *uart = container_of(pdev,
+                                        struct omap_uart_state, pdev);
         unsigned int value;
 
         if (sscanf(buf, "%u", &value) != 1) {
                 printk(KERN_ERR "sleep_timeout_store: Invalid value\n");
                 return -EINVAL;
         }
-        sleep_timeout = value * HZ;
-        list_for_each_entry(uart, &uart_list, node) {
-                uart->timeout = sleep_timeout;
-                if (uart->timeout)
-                        mod_timer(&uart->timer, jiffies + uart->timeout);
-                else
-                        /* A zero value means disable timeout feature */
-                        omap_uart_block_sleep(uart);
-        }
+
+        uart->timeout = value * HZ;
+        if (uart->timeout)
+                mod_timer(&uart->timer, jiffies + uart->timeout);
+        else
+                /* A zero value means disable timeout feature */
+                omap_uart_block_sleep(uart);
+
         return n;
 }
 
-static struct kobj_attribute sleep_timeout_attr =
-        __ATTR(sleep_timeout, 0644, sleep_timeout_show, sleep_timeout_store);
-
+DEVICE_ATTR(sleep_timeout, 0644, sleep_timeout_show, sleep_timeout_store);
+#define DEV_CREATE_FILE(dev, attr) WARN_ON(device_create_file(dev, attr))
 #else
 static inline void omap_uart_idle_init(struct omap_uart_state *uart) {}
+#define DEV_CREATE_FILE(dev, attr)
 #endif /* CONFIG_PM */
 
-static struct platform_device serial_device = {
-        .name                   = "serial8250",
-        .id                     = PLAT8250_DEV_PLATFORM,
-        .dev                    = {
-                .platform_data  = serial_platform_data,
+static struct omap_uart_state omap_uart[OMAP_MAX_NR_PORTS] = {
+        {
+                .pdev = {
+                        .name                   = "serial8250",
+                        .id                     = PLAT8250_DEV_PLATFORM,
+                        .dev                    = {
+                                .platform_data  = serial_platform_data0,
+                        },
+                },
+        }, {
+                .pdev = {
+                        .name                   = "serial8250",
+                        .id                     = PLAT8250_DEV_PLATFORM1,
+                        .dev                    = {
+                                .platform_data  = serial_platform_data1,
+                        },
+                },
+        }, {
+                .pdev = {
+                        .name                   = "serial8250",
+                        .id                     = PLAT8250_DEV_PLATFORM2,
+                        .dev                    = {
+                                .platform_data  = serial_platform_data2,
+                        },
+                },
         },
 };
 
 void __init omap_serial_init(void)
 {
-        int i, err;
+        int i;
         const struct omap_uart_config *info;
         char name[16];
 
@@ -496,14 +568,12 @@ void __init omap_serial_init(void)
 
         if (info == NULL)
                 return;
-        if (cpu_is_omap44xx()) {
-                for (i = 0; i < OMAP_MAX_NR_PORTS; i++)
-                        serial_platform_data[i].irq += 32;
-        }
 
         for (i = 0; i < OMAP_MAX_NR_PORTS; i++) {
-                struct plat_serial8250_port *p = serial_platform_data + i;
                 struct omap_uart_state *uart = &omap_uart[i];
+                struct platform_device *pdev = &uart->pdev;
+                struct device *dev = &pdev->dev;
+                struct plat_serial8250_port *p = dev->platform_data;
 
                 if (!(info->enabled_uarts & (1 << i))) {
                         p->membase = NULL;
@@ -531,20 +601,21 @@ void __init omap_serial_init(void)
                 uart->num = i;
                 p->private_data = uart;
                 uart->p = p;
-                list_add(&uart->node, &uart_list);
+                list_add_tail(&uart->node, &uart_list);
+
+                if (cpu_is_omap44xx())
+                        p->irq += 32;
 
                 omap_uart_enable_clocks(uart);
                 omap_uart_reset(uart);
                 omap_uart_idle_init(uart);
-        }
-
-        err = platform_device_register(&serial_device);
-
-#ifdef CONFIG_PM
-        if (!err)
-                err = sysfs_create_file(&serial_device.dev.kobj,
-                                        &sleep_timeout_attr.attr);
-#endif
 
+                if (WARN_ON(platform_device_register(pdev)))
+                        continue;
+                if ((cpu_is_omap34xx() && uart->padconf) ||
+                    (uart->wk_en && uart->wk_mask)) {
+                        device_init_wakeup(dev, true);
+                        DEV_CREATE_FILE(dev, &dev_attr_sleep_timeout);
+                }
+        }
 }
-
diff --git a/arch/arm/mach-omap2/sram34xx.S b/arch/arm/mach-omap2/sram34xx.S
index f41f8d96ddba..82aa4a3d160c 100644
--- a/arch/arm/mach-omap2/sram34xx.S
+++ b/arch/arm/mach-omap2/sram34xx.S
@@ -36,7 +36,7 @@
 
         .text
 
-/* r4 parameters */
+/* r1 parameters */
 #define SDRC_NO_UNLOCK_DLL              0x0
 #define SDRC_UNLOCK_DLL                 0x1
 
@@ -58,7 +58,6 @@
 
 /* SDRC_POWER bit settings */
 #define SRFRONIDLEREQ_MASK              0x40
-#define PWDENA_MASK                     0x4
 
 /* CM_IDLEST1_CORE bit settings */
 #define ST_SDRC_MASK                    0x2
@@ -71,41 +70,72 @@
 
 /*
  * omap3_sram_configure_core_dpll - change DPLL3 M2 divider
- * r0 = new SDRC_RFR_CTRL register contents
- * r1 = new SDRC_ACTIM_CTRLA register contents
- * r2 = new SDRC_ACTIM_CTRLB register contents
- * r3 = new M2 divider setting (only 1 and 2 supported right now)
- * r4 = unlock SDRC DLL? (1 = yes, 0 = no).  Only unlock DLL for
+ *
+ * Params passed in registers:
+ *  r0 = new M2 divider setting (only 1 and 2 supported right now)
+ *  r1 = unlock SDRC DLL? (1 = yes, 0 = no).  Only unlock DLL for
  *      SDRC rates < 83MHz
- * r5 = number of MPU cycles to wait for SDRC to stabilize after
+ *  r2 = number of MPU cycles to wait for SDRC to stabilize after
  *      reprogramming the SDRC when switching to a slower MPU speed
- * r6 = new SDRC_MR_0 register value
- * r7 = increasing SDRC rate? (1 = yes, 0 = no)
+ *  r3 = increasing SDRC rate? (1 = yes, 0 = no)
+ *
+ * Params passed via the stack. The needed params will be copied in SRAM
+ *  before use by the code in SRAM (SDRAM is not accessible during SDRC
+ *  reconfiguration):
+ *  new SDRC_RFR_CTRL_0 register contents
+ *  new SDRC_ACTIM_CTRL_A_0 register contents
+ *  new SDRC_ACTIM_CTRL_B_0 register contents
+ *  new SDRC_MR_0 register value
+ *  new SDRC_RFR_CTRL_1 register contents
+ *  new SDRC_ACTIM_CTRL_A_1 register contents
+ *  new SDRC_ACTIM_CTRL_B_1 register contents
+ *  new SDRC_MR_1 register value
  *
+ * If the param SDRC_RFR_CTRL_1 is 0, the parameters
+ *  are not programmed into the SDRC CS1 registers
  */
 ENTRY(omap3_sram_configure_core_dpll)
         stmfd   sp!, {r1-r12, lr}       @ store regs to stack
-        ldr     r4, [sp, #52]           @ pull extra args off the stack
-        ldr     r5, [sp, #56]           @ load extra args from the stack
-        ldr     r6, [sp, #60]           @ load extra args from the stack
-        ldr     r7, [sp, #64]           @ load extra args from the stack
+
+                                        @ pull the extra args off the stack
+                                        @  and store them in SRAM
+        ldr     r4, [sp, #52]
+        str     r4, omap_sdrc_rfr_ctrl_0_val
+        ldr     r4, [sp, #56]
+        str     r4, omap_sdrc_actim_ctrl_a_0_val
+        ldr     r4, [sp, #60]
+        str     r4, omap_sdrc_actim_ctrl_b_0_val
+        ldr     r4, [sp, #64]
+        str     r4, omap_sdrc_mr_0_val
+        ldr     r4, [sp, #68]
+        str     r4, omap_sdrc_rfr_ctrl_1_val
+        cmp     r4, #0                  @ if SDRC_RFR_CTRL_1 is 0,
+        beq     skip_cs1_params         @  do not use cs1 params
+        ldr     r4, [sp, #72]
+        str     r4, omap_sdrc_actim_ctrl_a_1_val
+        ldr     r4, [sp, #76]
+        str     r4, omap_sdrc_actim_ctrl_b_1_val
+        ldr     r4, [sp, #80]
+        str     r4, omap_sdrc_mr_1_val
+skip_cs1_params:
         dsb                             @ flush buffered writes to interconnect
-        cmp     r7, #1                  @ if increasing SDRC clk rate,
+
+        cmp     r3, #1                  @ if increasing SDRC clk rate,
         bleq    configure_sdrc          @ program the SDRC regs early (for RFR)
-        cmp     r4, #SDRC_UNLOCK_DLL    @ set the intended DLL state
+        cmp     r1, #SDRC_UNLOCK_DLL    @ set the intended DLL state
         bleq    unlock_dll
         blne    lock_dll
         bl      sdram_in_selfrefresh    @ put SDRAM in self refresh, idle SDRC
         bl      configure_core_dpll     @ change the DPLL3 M2 divider
+        mov     r12, r2
+        bl      wait_clk_stable         @ wait for SDRC to stabilize
         bl      enable_sdrc             @ take SDRC out of idle
-        cmp     r4, #SDRC_UNLOCK_DLL    @ wait for DLL status to change
+        cmp     r1, #SDRC_UNLOCK_DLL    @ wait for DLL status to change
         bleq    wait_dll_unlock
         blne    wait_dll_lock
-        cmp     r7, #1                  @ if increasing SDRC clk rate,
+        cmp     r3, #1                  @ if increasing SDRC clk rate,
         beq     return_to_sdram         @ return to SDRAM code, otherwise,
         bl      configure_sdrc          @ reprogram SDRC regs now
-        mov     r12, r5
-        bl      wait_clk_stable         @ wait for SDRC to stabilize
 return_to_sdram:
         isb                             @ prevent speculative exec past here
         mov     r0, #0                  @ return value
@@ -113,7 +143,7 @@ return_to_sdram:
 unlock_dll:
         ldr     r11, omap3_sdrc_dlla_ctrl
         ldr     r12, [r11]
-        and     r12, r12, #FIXEDDELAY_MASK
+        bic     r12, r12, #FIXEDDELAY_MASK
         orr     r12, r12, #FIXEDDELAY_DEFAULT
         orr     r12, r12, #DLLIDLE_MASK
         str     r12, [r11]              @ (no OCP barrier needed)
@@ -129,7 +159,6 @@ sdram_in_selfrefresh:
         ldr     r12, [r11]              @ read the contents of SDRC_POWER
         mov     r9, r12                 @ keep a copy of SDRC_POWER bits
         orr     r12, r12, #SRFRONIDLEREQ_MASK   @ enable self refresh on idle
-        bic     r12, r12, #PWDENA_MASK  @ clear PWDENA
         str     r12, [r11]              @ write back to SDRC_POWER register
         ldr     r12, [r11]              @ posted-write barrier for SDRC
 idle_sdrc:
@@ -149,7 +178,7 @@ configure_core_dpll:
         ldr     r12, [r11]
         ldr     r10, core_m2_mask_val   @ modify m2 for core dpll
         and     r12, r12, r10
-        orr     r12, r12, r3, lsl #CORE_DPLL_CLKOUT_DIV_SHIFT
+        orr     r12, r12, r0, lsl #CORE_DPLL_CLKOUT_DIV_SHIFT
         str     r12, [r11]
         ldr     r12, [r11]              @ posted-write barrier for CM
         bx      lr
@@ -187,15 +216,34 @@ wait_dll_unlock:
         bne     wait_dll_unlock
         bx      lr
 configure_sdrc:
-        ldr     r11, omap3_sdrc_rfr_ctrl
-        str     r0, [r11]
-        ldr     r11, omap3_sdrc_actim_ctrla
-        str     r1, [r11]
-        ldr     r11, omap3_sdrc_actim_ctrlb
-        str     r2, [r11]
+        ldr     r12, omap_sdrc_rfr_ctrl_0_val   @ fetch value from SRAM
+        ldr     r11, omap3_sdrc_rfr_ctrl_0      @ fetch addr from SRAM
+        str     r12, [r11]                      @ store
+        ldr     r12, omap_sdrc_actim_ctrl_a_0_val
+        ldr     r11, omap3_sdrc_actim_ctrl_a_0
+        str     r12, [r11]
+        ldr     r12, omap_sdrc_actim_ctrl_b_0_val
+        ldr     r11, omap3_sdrc_actim_ctrl_b_0
+        str     r12, [r11]
+        ldr     r12, omap_sdrc_mr_0_val
         ldr     r11, omap3_sdrc_mr_0
-        str     r6, [r11]
-        ldr     r6, [r11]               @ posted-write barrier for SDRC
+        str     r12, [r11]
+        ldr     r12, omap_sdrc_rfr_ctrl_1_val
+        cmp     r12, #0                 @ if SDRC_RFR_CTRL_1 is 0,
+        beq     skip_cs1_prog           @  do not program cs1 params
+        ldr     r11, omap3_sdrc_rfr_ctrl_1
+        str     r12, [r11]
+        ldr     r12, omap_sdrc_actim_ctrl_a_1_val
+        ldr     r11, omap3_sdrc_actim_ctrl_a_1
+        str     r12, [r11]
+        ldr     r12, omap_sdrc_actim_ctrl_b_1_val
+        ldr     r11, omap3_sdrc_actim_ctrl_b_1
+        str     r12, [r11]
+        ldr     r12, omap_sdrc_mr_1_val
+        ldr     r11, omap3_sdrc_mr_1
+        str     r12, [r11]
+skip_cs1_prog:
+        ldr     r12, [r11]              @ posted-write barrier for SDRC
         bx      lr
 
 omap3_sdrc_power:
@@ -206,14 +254,40 @@ omap3_cm_idlest1_core:
         .word OMAP34XX_CM_REGADDR(CORE_MOD, CM_IDLEST)
 omap3_cm_iclken1_core:
         .word OMAP34XX_CM_REGADDR(CORE_MOD, CM_ICLKEN1)
-omap3_sdrc_rfr_ctrl:
+
+omap3_sdrc_rfr_ctrl_0:
         .word OMAP34XX_SDRC_REGADDR(SDRC_RFR_CTRL_0)
-omap3_sdrc_actim_ctrla:
+omap3_sdrc_rfr_ctrl_1:
+        .word OMAP34XX_SDRC_REGADDR(SDRC_RFR_CTRL_1)
+omap3_sdrc_actim_ctrl_a_0:
         .word OMAP34XX_SDRC_REGADDR(SDRC_ACTIM_CTRL_A_0)
-omap3_sdrc_actim_ctrlb:
+omap3_sdrc_actim_ctrl_a_1:
+        .word OMAP34XX_SDRC_REGADDR(SDRC_ACTIM_CTRL_A_1)
+omap3_sdrc_actim_ctrl_b_0:
         .word OMAP34XX_SDRC_REGADDR(SDRC_ACTIM_CTRL_B_0)
+omap3_sdrc_actim_ctrl_b_1:
+        .word OMAP34XX_SDRC_REGADDR(SDRC_ACTIM_CTRL_B_1)
 omap3_sdrc_mr_0:
         .word OMAP34XX_SDRC_REGADDR(SDRC_MR_0)
+omap3_sdrc_mr_1:
+        .word OMAP34XX_SDRC_REGADDR(SDRC_MR_1)
+omap_sdrc_rfr_ctrl_0_val:
+        .word 0xDEADBEEF
+omap_sdrc_rfr_ctrl_1_val:
+        .word 0xDEADBEEF
+omap_sdrc_actim_ctrl_a_0_val:
+        .word 0xDEADBEEF
+omap_sdrc_actim_ctrl_a_1_val:
+        .word 0xDEADBEEF
+omap_sdrc_actim_ctrl_b_0_val:
+        .word 0xDEADBEEF
+omap_sdrc_actim_ctrl_b_1_val:
+        .word 0xDEADBEEF
+omap_sdrc_mr_0_val:
+        .word 0xDEADBEEF
+omap_sdrc_mr_1_val:
+        .word 0xDEADBEEF
+
 omap3_sdrc_dlla_status:
         .word OMAP34XX_SDRC_REGADDR(SDRC_DLLA_STATUS)
 omap3_sdrc_dlla_ctrl:
@@ -223,3 +297,4 @@ core_m2_mask_val:
 
 ENTRY(omap3_sram_configure_core_dpll_sz)
         .word   . - omap3_sram_configure_core_dpll
+
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 7936085dd758..2e9b8ccd8ec2 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -510,7 +510,7 @@ static struct db_chip db_chips[] __initdata = {
         }
 };
 
-static void u300_init_check_chip(void)
+static void __init u300_init_check_chip(void)
 {
 
         u16 val;
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 8277802ec859..3a7279c1ce5e 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -120,6 +120,32 @@ void show_mem(void)
         printk("%d pages swap cached\n", cached);
 }
 
+static void __init find_node_limits(int node, struct meminfo *mi,
+        unsigned long *min, unsigned long *max_low, unsigned long *max_high)
+{
+        int i;
+
+        *min = -1UL;
+        *max_low = *max_high = 0;
+
+        for_each_nodebank(i, mi, node) {
+                struct membank *bank = &mi->bank[i];
+                unsigned long start, end;
+
+                start = bank_pfn_start(bank);
+                end = bank_pfn_end(bank);
+
+                if (*min > start)
+                        *min = start;
+                if (*max_high < end)
+                        *max_high = end;
+                if (bank->highmem)
+                        continue;
+                if (*max_low < end)
+                        *max_low = end;
+        }
+}
+
 /*
  * FIXME: We really want to avoid allocating the bootmap bitmap
  * over the top of the initrd.  Hopefully, this is located towards
@@ -210,41 +236,25 @@ static inline void map_memory_bank(struct membank *bank)
 #endif
 }
 
-static unsigned long __init bootmem_init_node(int node, struct meminfo *mi)
+static void __init bootmem_init_node(int node, struct meminfo *mi,
+        unsigned long start_pfn, unsigned long end_pfn)
 {
-        unsigned long start_pfn, end_pfn, boot_pfn;
+        unsigned long boot_pfn;
         unsigned int boot_pages;
         pg_data_t *pgdat;
         int i;
 
-        start_pfn = -1UL;
-        end_pfn = 0;
-
         /*
-         * Calculate the pfn range, and map the memory banks for this node.
+         * Map the memory banks for this node.
          */
         for_each_nodebank(i, mi, node) {
                 struct membank *bank = &mi->bank[i];
-                unsigned long start, end;
 
-                start = bank_pfn_start(bank);
-                end = bank_pfn_end(bank);
-
-                if (start_pfn > start)
-                        start_pfn = start;
-                if (end_pfn < end)
-                        end_pfn = end;
-
-                map_memory_bank(bank);
+                if (!bank->highmem)
+                        map_memory_bank(bank);
         }
 
         /*
-         * If there is no memory in this node, ignore it.
-         */
-        if (end_pfn == 0)
-                return end_pfn;
-
-        /*
          * Allocate the bootmem bitmap page.
          */
         boot_pages = bootmem_bootmap_pages(end_pfn - start_pfn);
@@ -260,7 +270,8 @@ static unsigned long __init bootmem_init_node(int node, struct meminfo *mi)
 
         for_each_nodebank(i, mi, node) {
                 struct membank *bank = &mi->bank[i];
-                free_bootmem_node(pgdat, bank_phys_start(bank), bank_phys_size(bank));
+                if (!bank->highmem)
+                        free_bootmem_node(pgdat, bank_phys_start(bank), bank_phys_size(bank));
                 memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank));
         }
 
@@ -269,8 +280,6 @@ static unsigned long __init bootmem_init_node(int node, struct meminfo *mi)
          */
         reserve_bootmem_node(pgdat, boot_pfn << PAGE_SHIFT,
                              boot_pages << PAGE_SHIFT, BOOTMEM_DEFAULT);
-
-        return end_pfn;
 }
 
 static void __init bootmem_reserve_initrd(int node)
@@ -297,33 +306,39 @@ static void __init bootmem_reserve_initrd(int node)
 static void __init bootmem_free_node(int node, struct meminfo *mi)
 {
         unsigned long zone_size[MAX_NR_ZONES], zhole_size[MAX_NR_ZONES];
-        unsigned long start_pfn, end_pfn;
-        pg_data_t *pgdat = NODE_DATA(node);
+        unsigned long min, max_low, max_high;
         int i;
 
-        start_pfn = pgdat->bdata->node_min_pfn;
-        end_pfn = pgdat->bdata->node_low_pfn;
+        find_node_limits(node, mi, &min, &max_low, &max_high);
 
         /*
          * initialise the zones within this node.
          */
         memset(zone_size, 0, sizeof(zone_size));
-        memset(zhole_size, 0, sizeof(zhole_size));
 
         /*
          * The size of this node has already been determined.  If we need
          * to do anything fancy with the allocation of this memory to the
          * zones, now is the time to do it.
          */
-        zone_size[0] = end_pfn - start_pfn;
+        zone_size[0] = max_low - min;
+#ifdef CONFIG_HIGHMEM
+        zone_size[ZONE_HIGHMEM] = max_high - max_low;
+#endif
 
         /*
          * For each bank in this node, calculate the size of the holes.
          *  holes = node_size - sum(bank_sizes_in_node)
          */
-        zhole_size[0] = zone_size[0];
-        for_each_nodebank(i, mi, node)
-                zhole_size[0] -= bank_pfn_size(&mi->bank[i]);
+        memcpy(zhole_size, zone_size, sizeof(zhole_size));
+        for_each_nodebank(i, mi, node) {
+                int idx = 0;
+#ifdef CONFIG_HIGHMEM
+                if (mi->bank[i].highmem)
+                        idx = ZONE_HIGHMEM;
+#endif
+                zhole_size[idx] -= bank_pfn_size(&mi->bank[i]);
+        }
 
         /*
          * Adjust the sizes according to any special requirements for
@@ -331,13 +346,13 @@ static void __init bootmem_free_node(int node, struct meminfo *mi)
          */
         arch_adjust_zones(node, zone_size, zhole_size);
 
-        free_area_init_node(node, zone_size, start_pfn, zhole_size);
+        free_area_init_node(node, zone_size, min, zhole_size);
 }
 
 void __init bootmem_init(void)
 {
         struct meminfo *mi = &meminfo;
-        unsigned long memend_pfn = 0;
+        unsigned long min, max_low, max_high;
         int node, initrd_node;
 
         /*
@@ -345,11 +360,29 @@ void __init bootmem_init(void)
          */
         initrd_node = check_initrd(mi);
 
+        max_low = max_high = 0;
+
         /*
          * Run through each node initialising the bootmem allocator.
          */
         for_each_node(node) {
-                unsigned long end_pfn = bootmem_init_node(node, mi);
+                unsigned long node_low, node_high;
+
+                find_node_limits(node, mi, &min, &node_low, &node_high);
+
+                if (node_low > max_low)
+                        max_low = node_low;
+                if (node_high > max_high)
+                        max_high = node_high;
+
+                /*
+                 * If there is no memory in this node, ignore it.
+                 * (We can't have nodes which have no lowmem)
+                 */
+                if (node_low == 0)
+                        continue;
+
+                bootmem_init_node(node, mi, min, node_low);
 
                 /*
                  * Reserve any special node zero regions.
@@ -362,12 +395,6 @@ void __init bootmem_init(void)
                  */
                 if (node == initrd_node)
                         bootmem_reserve_initrd(node);
-
-                /*
-                 * Remember the highest memory PFN.
-                 */
-                if (end_pfn > memend_pfn)
-                        memend_pfn = end_pfn;
         }
 
         /*
@@ -383,7 +410,7 @@ void __init bootmem_init(void)
         for_each_node(node)
                 bootmem_free_node(node, mi);
 
-        high_memory = __va((memend_pfn << PAGE_SHIFT) - 1) + 1;
+        high_memory = __va((max_low << PAGE_SHIFT) - 1) + 1;
 
         /*
          * This doesn't seem to be used by the Linux memory manager any
@@ -393,7 +420,8 @@ void __init bootmem_init(void)
          * Note: max_low_pfn and max_pfn reflect the number of _pages_ in
          * the system, not the maximum PFN.
          */
-        max_pfn = max_low_pfn = memend_pfn - PHYS_PFN_OFFSET;
+        max_low_pfn = max_low - PHYS_PFN_OFFSET;
+        max_pfn = max_high - PHYS_PFN_OFFSET;
 }
 
 static inline int free_area(unsigned long pfn, unsigned long end, char *s)
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 4722582b17b8..4426ee67ceca 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -687,13 +687,19 @@ __early_param("vmalloc=", early_vmalloc);
 
 static void __init sanity_check_meminfo(void)
 {
-        int i, j;
+        int i, j, highmem = 0;
 
         for (i = 0, j = 0; i < meminfo.nr_banks; i++) {
                 struct membank *bank = &meminfo.bank[j];
                 *bank = meminfo.bank[i];
 
 #ifdef CONFIG_HIGHMEM
+                if (__va(bank->start) > VMALLOC_MIN ||
+                    __va(bank->start) < (void *)PAGE_OFFSET)
+                        highmem = 1;
+
+                bank->highmem = highmem;
+
                 /*
                  * Split those memory banks which are partially overlapping
                  * the vmalloc area greatly simplifying things later.
@@ -714,6 +720,7 @@ static void __init sanity_check_meminfo(void)
                                 i++;
                                 bank[1].size -= VMALLOC_MIN - __va(bank->start);
                                 bank[1].start = __pa(VMALLOC_MIN - 1) + 1;
+                                bank[1].highmem = highmem = 1;
                                 j++;
                         }
                         bank->size = VMALLOC_MIN - __va(bank->start);
diff --git a/arch/arm/plat-omap/cpu-omap.c b/arch/arm/plat-omap/cpu-omap.c
index 843e8af64066..1868c0d8f9b5 100644
--- a/arch/arm/plat-omap/cpu-omap.c
+++ b/arch/arm/plat-omap/cpu-omap.c
@@ -78,10 +78,10 @@ static int omap_target(struct cpufreq_policy *policy,
 
         /* Ensure desired rate is within allowed range.  Some govenors
          * (ondemand) will just pass target_freq=0 to get the minimum. */
-        if (target_freq < policy->cpuinfo.min_freq)
-                target_freq = policy->cpuinfo.min_freq;
-        if (target_freq > policy->cpuinfo.max_freq)
-                target_freq = policy->cpuinfo.max_freq;
+        if (target_freq < policy->min)
+                target_freq = policy->min;
+        if (target_freq > policy->max)
+                target_freq = policy->max;
 
         freqs.old = omap_getspeed(0);
         freqs.new = clk_round_rate(mpu_clk, target_freq * 1000) / 1000;
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 7677a4a1cef2..e3ac94f09006 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -946,7 +946,9 @@ void omap_start_dma(int lch)
 
                         cur_lch = next_lch;
                 } while (next_lch != -1);
-        } else if (cpu_class_is_omap2()) {
+        } else if (cpu_is_omap242x() ||
+                (cpu_is_omap243x() &&  omap_type() <= OMAP2430_REV_ES1_0)) {
+
                 /* Errata: Need to write lch even if not using chaining */
                 dma_write(lch, CLNK_CTRL(lch));
         }
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 26b387c12423..9298bc0ab171 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -476,14 +476,12 @@ static void _set_gpio_dataout(struct gpio_bank *bank, int gpio, int enable)
         __raw_writel(l, reg);
 }
 
-static int __omap_get_gpio_datain(int gpio)
+static int _get_gpio_datain(struct gpio_bank *bank, int gpio)
 {
-        struct gpio_bank *bank;
         void __iomem *reg;
 
         if (check_gpio(gpio) < 0)
                 return -EINVAL;
-        bank = get_gpio_bank(gpio);
         reg = bank->base;
         switch (bank->method) {
 #ifdef CONFIG_ARCH_OMAP1
@@ -524,6 +522,53 @@ static int __omap_get_gpio_datain(int gpio)
                         & (1 << get_gpio_index(gpio))) != 0;
 }
 
+static int _get_gpio_dataout(struct gpio_bank *bank, int gpio)
+{
+        void __iomem *reg;
+
+        if (check_gpio(gpio) < 0)
+                return -EINVAL;
+        reg = bank->base;
+
+        switch (bank->method) {
+#ifdef CONFIG_ARCH_OMAP1
+        case METHOD_MPUIO:
+                reg += OMAP_MPUIO_OUTPUT;
+                break;
+#endif
+#ifdef CONFIG_ARCH_OMAP15XX
+        case METHOD_GPIO_1510:
+                reg += OMAP1510_GPIO_DATA_OUTPUT;
+                break;
+#endif
+#ifdef CONFIG_ARCH_OMAP16XX
+        case METHOD_GPIO_1610:
+                reg += OMAP1610_GPIO_DATAOUT;
+                break;
+#endif
+#ifdef CONFIG_ARCH_OMAP730
+        case METHOD_GPIO_730:
+                reg += OMAP730_GPIO_DATA_OUTPUT;
+                break;
+#endif
+#ifdef CONFIG_ARCH_OMAP850
+        case METHOD_GPIO_850:
+                reg += OMAP850_GPIO_DATA_OUTPUT;
+                break;
+#endif
+#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \
+                defined(CONFIG_ARCH_OMAP4)
+        case METHOD_GPIO_24XX:
+                reg += OMAP24XX_GPIO_DATAOUT;
+                break;
+#endif
+        default:
+                return -EINVAL;
+        }
+
+        return (__raw_readl(reg) & (1 << get_gpio_index(gpio))) != 0;
+}
+
 #define MOD_REG_BIT(reg, bit_mask, set) \
 do {    \
         int l = __raw_readl(base + reg); \
@@ -1189,6 +1234,7 @@ static void gpio_mask_irq(unsigned int irq)
         struct gpio_bank *bank = get_irq_chip_data(irq);
 
         _set_gpio_irqenable(bank, gpio, 0);
+        _set_gpio_triggering(bank, get_gpio_index(gpio), IRQ_TYPE_NONE);
 }
 
 static void gpio_unmask_irq(unsigned int irq)
@@ -1196,6 +1242,11 @@ static void gpio_unmask_irq(unsigned int irq)
         unsigned int gpio = irq - IH_GPIO_BASE;
         struct gpio_bank *bank = get_irq_chip_data(irq);
         unsigned int irq_mask = 1 << get_gpio_index(gpio);
+        struct irq_desc *desc = irq_to_desc(irq);
+        u32 trigger = desc->status & IRQ_TYPE_SENSE_MASK;
+
+        if (trigger)
+                _set_gpio_triggering(bank, get_gpio_index(gpio), trigger);
 
         /* For level-triggered GPIOs, the clearing must be done after
          * the HW source is cleared, thus after the handler has run */
@@ -1350,9 +1401,49 @@ static int gpio_input(struct gpio_chip *chip, unsigned offset)
         return 0;
 }
 
+static int gpio_is_input(struct gpio_bank *bank, int mask)
+{
+        void __iomem *reg = bank->base;
+
+        switch (bank->method) {
+        case METHOD_MPUIO:
+                reg += OMAP_MPUIO_IO_CNTL;
+                break;
+        case METHOD_GPIO_1510:
+                reg += OMAP1510_GPIO_DIR_CONTROL;
+                break;
+        case METHOD_GPIO_1610:
+                reg += OMAP1610_GPIO_DIRECTION;
+                break;
+        case METHOD_GPIO_730:
+                reg += OMAP730_GPIO_DIR_CONTROL;
+                break;
+        case METHOD_GPIO_850:
+                reg += OMAP850_GPIO_DIR_CONTROL;
+                break;
+        case METHOD_GPIO_24XX:
+                reg += OMAP24XX_GPIO_OE;
+                break;
+        }
+        return __raw_readl(reg) & mask;
+}
+
 static int gpio_get(struct gpio_chip *chip, unsigned offset)
 {
-        return __omap_get_gpio_datain(chip->base + offset);
+        struct gpio_bank *bank;
+        void __iomem *reg;
+        int gpio;
+        u32 mask;
+
+        gpio = chip->base + offset;
+        bank = get_gpio_bank(gpio);
+        reg = bank->base;
+        mask = 1 << get_gpio_index(gpio);
+
+        if (gpio_is_input(bank, mask))
+                return _get_gpio_datain(bank, gpio);
+        else
+                return _get_gpio_dataout(bank, gpio);
 }
 
 static int gpio_output(struct gpio_chip *chip, unsigned offset, int value)
@@ -1886,34 +1977,6 @@ arch_initcall(omap_gpio_sysinit);
 #include <linux/debugfs.h>
 #include <linux/seq_file.h>
 
-static int gpio_is_input(struct gpio_bank *bank, int mask)
-{
-        void __iomem *reg = bank->base;
-
-        switch (bank->method) {
-        case METHOD_MPUIO:
-                reg += OMAP_MPUIO_IO_CNTL;
-                break;
-        case METHOD_GPIO_1510:
-                reg += OMAP1510_GPIO_DIR_CONTROL;
-                break;
-        case METHOD_GPIO_1610:
-                reg += OMAP1610_GPIO_DIRECTION;
-                break;
-        case METHOD_GPIO_730:
-                reg += OMAP730_GPIO_DIR_CONTROL;
-                break;
-        case METHOD_GPIO_850:
-                reg += OMAP850_GPIO_DIR_CONTROL;
-                break;
-        case METHOD_GPIO_24XX:
-                reg += OMAP24XX_GPIO_OE;
-                break;
-        }
-        return __raw_readl(reg) & mask;
-}
-
-
 static int dbg_gpio_show(struct seq_file *s, void *unused)
 {
         unsigned        i, j, gpio;
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h
index f9f65e1ba3f1..4b8b0d65cbf2 100644
--- a/arch/arm/plat-omap/include/mach/clock.h
+++ b/arch/arm/plat-omap/include/mach/clock.h
@@ -20,6 +20,8 @@ struct clockdomain;
 struct clkops {
         int                     (*enable)(struct clk *);
         void                    (*disable)(struct clk *);
+        void                    (*find_idlest)(struct clk *, void __iomem **, u8 *);
+        void                    (*find_companion)(struct clk *, void __iomem **, u8 *);
 };
 
 #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index 285eaa3a8275..11e73d9e8928 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -378,9 +378,6 @@ IS_OMAP_TYPE(3430, 0x3430)
 #define cpu_class_is_omap2()    (cpu_is_omap24xx() || cpu_is_omap34xx() || \
                                 cpu_is_omap44xx())
 
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
-                        defined(CONFIG_ARCH_OMAP4)
-
 /* Various silicon revisions for omap2 */
 #define OMAP242X_CLASS          0x24200024
 #define OMAP2420_REV_ES1_0      0x24200024
@@ -436,5 +433,3 @@ IS_OMAP_TYPE(3430, 0x3430)
 
 int omap_chip_is(struct omap_chip_id oci);
 void omap2_check_revision(void);
-
-#endif    /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */
diff --git a/arch/arm/plat-omap/include/mach/io.h b/arch/arm/plat-omap/include/mach/io.h
index 73f483d56ca6..21fb0efdda86 100644
--- a/arch/arm/plat-omap/include/mach/io.h
+++ b/arch/arm/plat-omap/include/mach/io.h
@@ -228,7 +228,8 @@ extern void omap1_map_common_io(void);
 extern void omap1_init_common_hw(void);
 
 extern void omap2_map_common_io(void);
-extern void omap2_init_common_hw(struct omap_sdrc_params *sp);
+extern void omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
+                                 struct omap_sdrc_params *sdrc_cs1);
 
 #define __arch_ioremap(p,s,t)   omap_ioremap(p,s,t)
 #define __arch_iounmap(v)       omap_iounmap(v)
diff --git a/arch/arm/plat-omap/include/mach/mux.h b/arch/arm/plat-omap/include/mach/mux.h
index 85a621705766..80281c458baf 100644
--- a/arch/arm/plat-omap/include/mach/mux.h
+++ b/arch/arm/plat-omap/include/mach/mux.h
@@ -853,6 +853,10 @@ enum omap34xx_index {
         AE5_34XX_GPIO143,
         H19_34XX_GPIO164_OUT,
         J25_34XX_GPIO170,
+
+        /* OMAP3 SDRC CKE signals to SDR/DDR ram chips */
+        H16_34XX_SDRC_CKE0,
+        H17_34XX_SDRC_CKE1,
 };
 
 struct omap_mux_cfg {
diff --git a/arch/arm/plat-omap/include/mach/prcm.h b/arch/arm/plat-omap/include/mach/prcm.h
index 24ac3c715912..cda2a70397b4 100644
--- a/arch/arm/plat-omap/include/mach/prcm.h
+++ b/arch/arm/plat-omap/include/mach/prcm.h
@@ -25,6 +25,7 @@
 
 u32 omap_prcm_get_reset_sources(void);
 void omap_prcm_arch_reset(char mode);
+int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, const char *name);
 
 #endif
 
diff --git a/arch/arm/plat-omap/include/mach/sdrc.h b/arch/arm/plat-omap/include/mach/sdrc.h
index adc73522491f..0be18e4ff182 100644
--- a/arch/arm/plat-omap/include/mach/sdrc.h
+++ b/arch/arm/plat-omap/include/mach/sdrc.h
@@ -30,6 +30,10 @@
 #define SDRC_ACTIM_CTRL_A_0     0x09c
 #define SDRC_ACTIM_CTRL_B_0     0x0a0
 #define SDRC_RFR_CTRL_0         0x0a4
+#define SDRC_MR_1               0x0B4
+#define SDRC_ACTIM_CTRL_A_1     0x0C4
+#define SDRC_ACTIM_CTRL_B_1     0x0C8
+#define SDRC_RFR_CTRL_1         0x0D4
 
 /*
  * These values represent the number of memory clock cycles between
@@ -102,8 +106,11 @@ struct omap_sdrc_params {
         u32 mr;
 };
 
-void __init omap2_sdrc_init(struct omap_sdrc_params *sp);
-struct omap_sdrc_params *omap2_sdrc_get_params(unsigned long r);
+void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
+                            struct omap_sdrc_params *sdrc_cs1);
+int omap2_sdrc_get_params(unsigned long r,
+                          struct omap_sdrc_params **sdrc_cs0,
+                          struct omap_sdrc_params **sdrc_cs1);
 
 #ifdef CONFIG_ARCH_OMAP2
 
diff --git a/arch/arm/plat-omap/include/mach/serial.h b/arch/arm/plat-omap/include/mach/serial.h
index 13abd02d1527..def0529c75eb 100644
--- a/arch/arm/plat-omap/include/mach/serial.h
+++ b/arch/arm/plat-omap/include/mach/serial.h
@@ -59,6 +59,7 @@ extern void omap_uart_check_wakeup(void);
 extern void omap_uart_prepare_suspend(void);
 extern void omap_uart_prepare_idle(int num);
 extern void omap_uart_resume_idle(int num);
+extern void omap_uart_enable_irqs(int enable);
 #endif
 
 #endif
diff --git a/arch/arm/plat-omap/include/mach/sram.h b/arch/arm/plat-omap/include/mach/sram.h
index 4d53cc59d7a3..8974e3fc2691 100644
--- a/arch/arm/plat-omap/include/mach/sram.h
+++ b/arch/arm/plat-omap/include/mach/sram.h
@@ -21,11 +21,12 @@ extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
                                       u32 mem_type);
 extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
 
-extern u32 omap3_configure_core_dpll(u32 sdrc_rfr_ctrl,
-                                     u32 sdrc_actim_ctrla,
-                                     u32 sdrc_actim_ctrlb, u32 m2,
-                                     u32 unlock_dll, u32 f, u32 sdrc_mr,
-                                     u32 inc);
+extern u32 omap3_configure_core_dpll(
+                        u32 m2, u32 unlock_dll, u32 f, u32 inc,
+                        u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0,
+                        u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0,
+                        u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1,
+                        u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1);
 
 /* Do not use these */
 extern void omap1_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
@@ -59,12 +60,12 @@ extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
                                                 u32 mem_type);
 extern unsigned long omap243x_sram_reprogram_sdrc_sz;
 
-
-extern u32 omap3_sram_configure_core_dpll(u32 sdrc_rfr_ctrl,
-                                          u32 sdrc_actim_ctrla,
-                                          u32 sdrc_actim_ctrlb, u32 m2,
-                                          u32 unlock_dll, u32 f, u32 sdrc_mr,
-                                          u32 inc);
+extern u32 omap3_sram_configure_core_dpll(
+                        u32 m2, u32 unlock_dll, u32 f, u32 inc,
+                        u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0,
+                        u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0,
+                        u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1,
+                        u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1);
 extern unsigned long omap3_sram_configure_core_dpll_sz;
 
 #endif
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 4ea73804d21e..5eae7876979c 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -44,9 +44,9 @@
 #define OMAP2_SRAM_VA           0xe3000000
 #define OMAP2_SRAM_PUB_VA       (OMAP2_SRAM_VA + 0x800)
 #define OMAP3_SRAM_PA           0x40200000
-#define OMAP3_SRAM_VA           0xd7000000
+#define OMAP3_SRAM_VA           0xe3000000
 #define OMAP3_SRAM_PUB_PA       0x40208000
-#define OMAP3_SRAM_PUB_VA       0xd7008000
+#define OMAP3_SRAM_PUB_VA       (OMAP3_SRAM_VA + 0x8000)
 #define OMAP4_SRAM_PA           0x40200000              /*0x402f0000*/
 #define OMAP4_SRAM_VA           0xd7000000              /*0xd70f0000*/
 
@@ -373,20 +373,26 @@ static inline int omap243x_sram_init(void)
 
 #ifdef CONFIG_ARCH_OMAP3
 
-static u32 (*_omap3_sram_configure_core_dpll)(u32 sdrc_rfr_ctrl,
-                                              u32 sdrc_actim_ctrla,
-                                              u32 sdrc_actim_ctrlb,
-                                              u32 m2, u32 unlock_dll,
-                                              u32 f, u32 sdrc_mr, u32 inc);
-u32 omap3_configure_core_dpll(u32 sdrc_rfr_ctrl, u32 sdrc_actim_ctrla,
-                              u32 sdrc_actim_ctrlb, u32 m2, u32 unlock_dll,
-                              u32 f, u32 sdrc_mr, u32 inc)
+static u32 (*_omap3_sram_configure_core_dpll)(
+                        u32 m2, u32 unlock_dll, u32 f, u32 inc,
+                        u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0,
+                        u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0,
+                        u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1,
+                        u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1);
+
+u32 omap3_configure_core_dpll(u32 m2, u32 unlock_dll, u32 f, u32 inc,
+                        u32 sdrc_rfr_ctrl_0, u32 sdrc_actim_ctrl_a_0,
+                        u32 sdrc_actim_ctrl_b_0, u32 sdrc_mr_0,
+                        u32 sdrc_rfr_ctrl_1, u32 sdrc_actim_ctrl_a_1,
+                        u32 sdrc_actim_ctrl_b_1, u32 sdrc_mr_1)
 {
         BUG_ON(!_omap3_sram_configure_core_dpll);
-        return _omap3_sram_configure_core_dpll(sdrc_rfr_ctrl,
-                                               sdrc_actim_ctrla,
-                                               sdrc_actim_ctrlb, m2,
-                                               unlock_dll, f, sdrc_mr, inc);
+        return _omap3_sram_configure_core_dpll(
+                        m2, unlock_dll, f, inc,
+                        sdrc_rfr_ctrl_0, sdrc_actim_ctrl_a_0,
+                        sdrc_actim_ctrl_b_0, sdrc_mr_0,
+                        sdrc_rfr_ctrl_1, sdrc_actim_ctrl_a_1,
+                        sdrc_actim_ctrl_b_1, sdrc_mr_1);
 }
 
 /* REVISIT: Should this be same as omap34xx_sram_init() after off-idle? */
diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h
index 9646a94ed3d0..07c430fdc9ef 100644
--- a/arch/arm/plat-orion/include/plat/gpio.h
+++ b/arch/arm/plat-orion/include/plat/gpio.h
@@ -11,6 +11,8 @@
 #ifndef __PLAT_GPIO_H
 #define __PLAT_GPIO_H
 
+#include <linux/init.h>
+
 /*
  * GENERIC_GPIO primitives.
  */
diff --git a/arch/arm/plat-s3c24xx/clock-dclk.c b/arch/arm/plat-s3c24xx/clock-dclk.c
index 5b75a797b5ab..0afb217a775e 100644
--- a/arch/arm/plat-s3c24xx/clock-dclk.c
+++ b/arch/arm/plat-s3c24xx/clock-dclk.c
@@ -129,7 +129,7 @@ static int s3c24xx_clkout_setparent(struct clk *clk, struct clk *parent)
 
         /* calculate the MISCCR setting for the clock */
 
-        if (parent == &clk_xtal)
+        if (parent == &clk_mpll)
                 source = S3C2410_MISCCR_CLK0_MPLL;
         else if (parent == &clk_upll)
                 source = S3C2410_MISCCR_CLK0_UPLL;
diff --git a/arch/avr32/boards/favr-32/setup.c b/arch/avr32/boards/favr-32/setup.c
index 46c9b0a224cf..75f19f47fb2f 100644
--- a/arch/avr32/boards/favr-32/setup.c
+++ b/arch/avr32/boards/favr-32/setup.c
@@ -72,6 +72,10 @@ static struct ads7846_platform_data ads7843_data = {
         .debounce_max           = 20,
         .debounce_rep           = 4,
         .debounce_tol           = 5,
+
+        .keep_vref_on           = true,
+        .settle_delay_usecs     = 500,
+        .penirq_recheck_delay_usecs = 100,
 };
 
 static struct spi_board_info __initdata spi1_board_info[] = {
diff --git a/arch/avr32/lib/memcpy.S b/arch/avr32/lib/memcpy.S
index 0abb26142b64..c2ca49d705af 100644
--- a/arch/avr32/lib/memcpy.S
+++ b/arch/avr32/lib/memcpy.S
@@ -24,8 +24,8 @@ memcpy:
         brne    1f
 
         /* At this point, "from" is word-aligned */
-2:      sub     r10, 4
-        mov     r9, r12
+2:      mov     r9, r12
+5:      sub     r10, 4
         brlt    4f
 
 3:      ld.w    r8, r11++
@@ -49,6 +49,7 @@ memcpy:
 
         /* Handle unaligned "from" pointer */
 1:      sub     r10, 4
+        movlt   r9, r12
         brlt    4b
         add     r10, r9
         lsl     r9, 2
@@ -59,4 +60,13 @@ memcpy:
         st.b    r12++, r8
         ld.ub   r8, r11++
         st.b    r12++, r8
-        rjmp    2b
+        mov     r8, r12
+        add     pc, pc, r9
+        sub     r8, 1
+        nop
+        sub     r8, 1
+        nop
+        sub     r8, 1
+        nop
+        mov     r9, r8
+        rjmp    5b
diff --git a/arch/microblaze/configs/mmu_defconfig b/arch/microblaze/configs/mmu_defconfig
index bd0b85ec38f5..09c32962b66f 100644
--- a/arch/microblaze/configs/mmu_defconfig
+++ b/arch/microblaze/configs/mmu_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc6
-# Fri May 22 10:02:33 2009
+# Linux kernel version: 2.6.31-rc6
+# Tue Aug 18 11:00:02 2009
 #
 CONFIG_MICROBLAZE=y
 # CONFIG_SWAP is not set
@@ -18,7 +18,11 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_CSUM=y
+# CONFIG_PCI is not set
+CONFIG_NO_DMA=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -59,8 +63,8 @@ CONFIG_INITRAMFS_ROOT_GID=0
 CONFIG_RD_GZIP=y
 # CONFIG_RD_BZIP2 is not set
 # CONFIG_RD_LZMA is not set
-CONFIG_INITRAMFS_COMPRESSION_NONE=y
-# CONFIG_INITRAMFS_COMPRESSION_GZIP is not set
+# CONFIG_INITRAMFS_COMPRESSION_NONE is not set
+CONFIG_INITRAMFS_COMPRESSION_GZIP=y
 # CONFIG_INITRAMFS_COMPRESSION_BZIP2 is not set
 # CONFIG_INITRAMFS_COMPRESSION_LZMA is not set
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
@@ -71,7 +75,6 @@ CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 CONFIG_KALLSYMS_EXTRA_PASS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_HOTPLUG is not set
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -84,13 +87,22 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_SHMEM is not set
 CONFIG_AIO=y
+
+#
+# Performance Counters
+#
 CONFIG_VM_EVENT_COUNTERS=y
+# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
 # CONFIG_MARKERS is not set
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -102,7 +114,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -194,9 +206,9 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
 # Exectuable file formats
@@ -262,6 +274,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -325,7 +338,6 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_ATA is not set
 # CONFIG_MD is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -344,7 +356,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
-# CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
 
@@ -410,6 +422,11 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
@@ -418,12 +435,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_THERMAL is not set
 # CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
-CONFIG_SSB_POSSIBLE=y
-
-#
-# Sonics Silicon Backplane
-#
-# CONFIG_SSB is not set
 
 #
 # Multifunction device drivers
@@ -433,22 +444,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
@@ -469,9 +465,12 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_NEW_LEDS is not set
 # CONFIG_ACCESSIBILITY is not set
 # CONFIG_RTC_CLASS is not set
-# CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -485,12 +484,15 @@ CONFIG_EXT2_FS=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY is not set
+CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
@@ -678,6 +680,7 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 # CONFIG_PAGE_POISONING is not set
 # CONFIG_SAMPLES is not set
+# CONFIG_KMEMCHECK is not set
 CONFIG_EARLY_PRINTK=y
 CONFIG_HEART_BEAT=y
 CONFIG_DEBUG_BOOTMEM=y
@@ -793,6 +796,5 @@ CONFIG_ZLIB_INFLATE=y
 CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
-CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
diff --git a/arch/microblaze/configs/nommu_defconfig b/arch/microblaze/configs/nommu_defconfig
index 4ef6af0a8f31..8b638615a972 100644
--- a/arch/microblaze/configs/nommu_defconfig
+++ b/arch/microblaze/configs/nommu_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc5
-# Mon May 11 09:01:02 2009
+# Linux kernel version: 2.6.31-rc6
+# Tue Aug 18 10:35:30 2009
 #
 CONFIG_MICROBLAZE=y
 # CONFIG_SWAP is not set
@@ -17,9 +17,12 @@ CONFIG_GENERIC_TIME=y
 # CONFIG_GENERIC_TIME_VSYSCALL is not set
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_CSUM=y
 # CONFIG_PCI is not set
-# CONFIG_NO_DMA is not set
+CONFIG_NO_DMA=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -64,7 +67,6 @@ CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 CONFIG_KALLSYMS_EXTRA_PASS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_HOTPLUG is not set
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -76,13 +78,23 @@ CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_AIO=y
+
+#
+# Performance Counters
+#
 CONFIG_VM_EVENT_COUNTERS=y
+# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
 # CONFIG_MARKERS is not set
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -95,7 +107,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -156,8 +168,16 @@ CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="console=ttyUL0,115200"
 # CONFIG_CMDLINE_FORCE is not set
 CONFIG_OF=y
-CONFIG_OF_DEVICE=y
 CONFIG_PROC_DEVICETREE=y
+
+#
+# Advanced setup
+#
+
+#
+# Default settings for advanced configuration options are used
+#
+CONFIG_KERNEL_START=0x90000000
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -169,7 +189,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_NOMMU_INITIAL_TRIM_EXCESS=1
 
 #
@@ -237,6 +257,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -254,7 +275,11 @@ CONFIG_WIRELESS=y
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
-# CONFIG_MAC80211 is not set
+
+#
+# CFG80211 needs to be enabled for MAC80211
+#
+CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -353,6 +378,7 @@ CONFIG_MTD_UCLINUX=y
 # UBI - Unsorted block images
 #
 # CONFIG_MTD_UBI is not set
+CONFIG_OF_DEVICE=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_COW_COMMON is not set
@@ -364,6 +390,7 @@ CONFIG_BLK_DEV_RAM_SIZE=4096
 # CONFIG_BLK_DEV_XIP is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
+# CONFIG_XILINX_SYSACE is not set
 CONFIG_MISC_DEVICES=y
 # CONFIG_ENCLOSURE_SERVICES is not set
 # CONFIG_C2PORT is not set
@@ -383,7 +410,6 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_ATA is not set
 # CONFIG_MD is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -402,7 +428,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
-# CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
 
@@ -463,23 +489,25 @@ CONFIG_HW_RANDOM=y
 # CONFIG_HW_RANDOM_TIMERIOMEM is not set
 # CONFIG_RTC is not set
 # CONFIG_GEN_RTC is not set
+# CONFIG_XILINX_HWICAP is not set
 # CONFIG_R3964 is not set
 # CONFIG_RAW_DRIVER is not set
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
+CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
+# CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
 # CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
-CONFIG_SSB_POSSIBLE=y
-
-#
-# Sonics Silicon Backplane
-#
-# CONFIG_SSB is not set
 
 #
 # Multifunction device drivers
@@ -489,22 +517,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-CONFIG_DAB=y
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
@@ -520,9 +533,10 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_DISPLAY_SUPPORT is not set
 # CONFIG_SOUND is not set
 CONFIG_USB_SUPPORT=y
-# CONFIG_USB_ARCH_HAS_HCD is not set
+CONFIG_USB_ARCH_HAS_HCD=y
 # CONFIG_USB_ARCH_HAS_OHCI is not set
 # CONFIG_USB_ARCH_HAS_EHCI is not set
+# CONFIG_USB is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
 
@@ -543,9 +557,12 @@ CONFIG_USB_SUPPORT=y
 # CONFIG_NEW_LEDS is not set
 # CONFIG_ACCESSIBILITY is not set
 # CONFIG_RTC_CLASS is not set
-# CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -558,12 +575,15 @@ CONFIG_EXT2_FS=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY is not set
+CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
@@ -813,6 +833,5 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_ZLIB_INFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
-CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
diff --git a/arch/microblaze/include/asm/hardirq.h b/arch/microblaze/include/asm/hardirq.h
index 41e1e1aa36ac..cd1ac9aad56c 100644
--- a/arch/microblaze/include/asm/hardirq.h
+++ b/arch/microblaze/include/asm/hardirq.h
@@ -12,8 +12,6 @@
 /* should be defined in each interrupt controller driver */
 extern unsigned int get_irq(struct pt_regs *regs);
 
-#define ack_bad_irq ack_bad_irq
-void ack_bad_irq(unsigned int irq);
 #include <asm-generic/hardirq.h>
 
 #endif /* _ASM_MICROBLAZE_HARDIRQ_H */
diff --git a/arch/microblaze/kernel/intc.c b/arch/microblaze/kernel/intc.c
index b15605299a57..6eea6f92b84e 100644
--- a/arch/microblaze/kernel/intc.c
+++ b/arch/microblaze/kernel/intc.c
@@ -12,6 +12,7 @@
 #include <linux/irq.h>
 #include <asm/page.h>
 #include <linux/io.h>
+#include <linux/bug.h>
 
 #include <asm/prom.h>
 #include <asm/irq.h>
@@ -130,6 +131,7 @@ void __init init_IRQ(void)
                 if (intc)
                         break;
         }
+        BUG_ON(!intc);
 
         intc_baseaddr = *(int *) of_get_property(intc, "reg", NULL);
         intc_baseaddr = (unsigned long) ioremap(intc_baseaddr, PAGE_SIZE);
diff --git a/arch/microblaze/kernel/irq.c b/arch/microblaze/kernel/irq.c
index f688ee93e3b9..7d5ddd62d4d2 100644
--- a/arch/microblaze/kernel/irq.c
+++ b/arch/microblaze/kernel/irq.c
@@ -30,15 +30,6 @@ unsigned int irq_of_parse_and_map(struct device_node *dev, int index)
 }
 EXPORT_SYMBOL_GPL(irq_of_parse_and_map);
 
-/*
- * 'what should we do if we get a hw irq event on an illegal vector'.
- * each architecture has to answer this themselves.
- */
-void ack_bad_irq(unsigned int irq)
-{
-        printk(KERN_WARNING "unexpected IRQ trap at vector %02x\n", irq);
-}
-
 static u32 concurrent_irq;
 
 void do_IRQ(struct pt_regs *regs)
diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S
index 216db817beb6..457216097dfd 100644
--- a/arch/microblaze/kernel/syscall_table.S
+++ b/arch/microblaze/kernel/syscall_table.S
@@ -313,7 +313,7 @@ ENTRY(sys_call_table)
         .long sys_fchmodat
         .long sys_faccessat
         .long sys_ni_syscall /* pselect6 */
-        .long sys_ni_syscall /* sys_ppoll */
+        .long sys_ppoll
         .long sys_unshare               /* 310 */
         .long sys_set_robust_list
         .long sys_get_robust_list
diff --git a/arch/microblaze/kernel/timer.c b/arch/microblaze/kernel/timer.c
index bdfa2f9f0c81..5499deae7fa6 100644
--- a/arch/microblaze/kernel/timer.c
+++ b/arch/microblaze/kernel/timer.c
@@ -22,6 +22,7 @@
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 #include <linux/io.h>
+#include <linux/bug.h>
 #include <asm/cpuinfo.h>
 #include <asm/setup.h>
 #include <asm/prom.h>
@@ -234,6 +235,7 @@ void __init time_init(void)
                 if (timer)
                         break;
         }
+        BUG_ON(!timer);
 
         timer_baseaddr = *(int *) of_get_property(timer, "reg", NULL);
         timer_baseaddr = (unsigned long) ioremap(timer_baseaddr, PAGE_SIZE);
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index 8d92c4efe9a4..f207f1a94dbc 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -130,13 +130,13 @@ void __init setup_memory(void)
          * (in case the address isn't page-aligned).
          */
 #ifndef CONFIG_MMU
-        map_size = init_bootmem_node(NODE_DATA(0), PFN_UP(TOPHYS((u32)_end)),
+        map_size = init_bootmem_node(NODE_DATA(0), PFN_UP(TOPHYS((u32)klimit)),
                                         min_low_pfn, max_low_pfn);
 #else
         map_size = init_bootmem_node(&contig_page_data,
-                PFN_UP(TOPHYS((u32)_end)), min_low_pfn, max_low_pfn);
+                PFN_UP(TOPHYS((u32)klimit)), min_low_pfn, max_low_pfn);
 #endif
-        lmb_reserve(PFN_UP(TOPHYS((u32)_end)) << PAGE_SHIFT, map_size);
+        lmb_reserve(PFN_UP(TOPHYS((u32)klimit)) << PAGE_SHIFT, map_size);
 
         /* free bootmem is whole main memory */
         free_bootmem(memory_start, memory_size);
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index 96a14a426a7c..4320239cf4ef 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -32,10 +32,12 @@
 #define PAGE_SIZE       (1UL << PAGE_SHIFT)
 #define PAGE_MASK       (~((1 << PAGE_SHIFT) - 1))
 
+#ifdef CONFIG_HUGETLB_PAGE
 #define HPAGE_SHIFT     (PAGE_SHIFT + PAGE_SHIFT - 3)
 #define HPAGE_SIZE      ((1UL) << HPAGE_SHIFT)
 #define HPAGE_MASK      (~(HPAGE_SIZE - 1))
 #define HUGETLB_PAGE_ORDER      (HPAGE_SHIFT - PAGE_SHIFT)
+#endif /* CONFIG_HUGETLB_PAGE */
 
 #ifndef __ASSEMBLY__
 
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 9717717c6fea..cbb897bc50bd 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -154,6 +154,20 @@ static int __init condev_setup(char *str)
 
 __setup("condev=", condev_setup);
 
+static void __init set_preferred_console(void)
+{
+        if (MACHINE_IS_KVM) {
+                add_preferred_console("hvc", 0, NULL);
+                s390_virtio_console_init();
+                return;
+        }
+
+        if (CONSOLE_IS_3215 || CONSOLE_IS_SCLP)
+                add_preferred_console("ttyS", 0, NULL);
+        if (CONSOLE_IS_3270)
+                add_preferred_console("tty3270", 0, NULL);
+}
+
 static int __init conmode_setup(char *str)
 {
 #if defined(CONFIG_SCLP_CONSOLE) || defined(CONFIG_SCLP_VT220_CONSOLE)
@@ -168,6 +182,7 @@ static int __init conmode_setup(char *str)
         if (strncmp(str, "3270", 5) == 0)
                 SET_CONSOLE_3270;
 #endif
+        set_preferred_console();
         return 1;
 }
 
@@ -780,9 +795,6 @@ static void __init setup_hwcaps(void)
 void __init
 setup_arch(char **cmdline_p)
 {
-        /* set up preferred console */
-        add_preferred_console("ttyS", 0, NULL);
-
         /*
          * print what head.S has found out about the machine
          */
@@ -802,11 +814,9 @@ setup_arch(char **cmdline_p)
         if (MACHINE_IS_VM)
                 pr_info("Linux is running as a z/VM "
                         "guest operating system in 64-bit mode\n");
-        else if (MACHINE_IS_KVM) {
+        else if (MACHINE_IS_KVM)
                 pr_info("Linux is running under KVM in 64-bit mode\n");
-                add_preferred_console("hvc", 0, NULL);
-                s390_virtio_console_init();
-        } else
+        else
                 pr_info("Linux is running natively in 64-bit mode\n");
 #endif /* CONFIG_64BIT */
 
@@ -851,6 +861,7 @@ setup_arch(char **cmdline_p)
 
         /* Setup default console */
         conmode_default();
+        set_preferred_console();
 
         /* Setup zfcpdump support */
         setup_zfcpdump(console_devno);
diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 8fed45a2fb85..15456a0773bf 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -238,7 +238,7 @@ static struct platform_device ceu1_device = {
         },
 };
 
-/* KEYSC */
+/* KEYSC in SoC (Needs SW33-2 set to ON) */
 static struct sh_keysc_info keysc_info = {
         .mode = SH_KEYSC_MODE_1,
         .scan_timing = 10,
@@ -255,12 +255,13 @@ static struct sh_keysc_info keysc_info = {
 
 static struct resource keysc_resources[] = {
         [0] = {
-                .start  = 0x1a204000,
-                .end    = 0x1a20400f,
+                .name   = "KEYSC",
+                .start  = 0x044b0000,
+                .end    = 0x044b000f,
                 .flags  = IORESOURCE_MEM,
         },
         [1] = {
-                .start  = IRQ0_KEY,
+                .start  = 79,
                 .flags  = IORESOURCE_IRQ,
         },
 };
diff --git a/arch/sh/kernel/cpu/shmobile/sleep.S b/arch/sh/kernel/cpu/shmobile/sleep.S
index 5d888ef53d82..baf2d7d46b05 100644
--- a/arch/sh/kernel/cpu/shmobile/sleep.S
+++ b/arch/sh/kernel/cpu/shmobile/sleep.S
@@ -26,8 +26,30 @@ ENTRY(sh_mobile_standby)
 
         tst     #SUSP_SH_SF, r0
         bt      skip_set_sf
+#ifdef CONFIG_CPU_SUBTYPE_SH7724
+        /* DBSC: put memory in self-refresh mode */
 
-        /* SDRAM: disable power down and put in self-refresh mode */
+        mov.l   dben_reg, r4
+        mov.l   dben_data0, r1
+        mov.l   r1, @r4
+
+        mov.l   dbrfpdn0_reg, r4
+        mov.l   dbrfpdn0_data0, r1
+        mov.l   r1, @r4
+
+        mov.l   dbcmdcnt_reg, r4
+        mov.l   dbcmdcnt_data0, r1
+        mov.l   r1, @r4
+
+        mov.l   dbcmdcnt_reg, r4
+        mov.l   dbcmdcnt_data1, r1
+        mov.l   r1, @r4
+
+        mov.l   dbrfpdn0_reg, r4
+        mov.l   dbrfpdn0_data1, r1
+        mov.l   r1, @r4
+#else
+        /* SBSC: disable power down and put in self-refresh mode */
         mov.l   1f, r4
         mov.l   2f, r1
         mov.l   @r4, r2
@@ -35,6 +57,7 @@ ENTRY(sh_mobile_standby)
         mov.l   3f, r3
         and     r3, r2
         mov.l   r2, @r4
+#endif
 
 skip_set_sf:
         tst     #SUSP_SH_SLEEP, r0
@@ -84,7 +107,36 @@ done_sleep:
         tst     #SUSP_SH_SF, r0
         bt      skip_restore_sf
 
-        /* SDRAM: set auto-refresh mode */
+#ifdef CONFIG_CPU_SUBTYPE_SH7724
+        /* DBSC: put memory in auto-refresh mode */
+
+        mov.l   dbrfpdn0_reg, r4
+        mov.l   dbrfpdn0_data0, r1
+        mov.l   r1, @r4
+
+        /* sleep 140 ns */
+        nop
+        nop
+        nop
+        nop
+
+        mov.l   dbcmdcnt_reg, r4
+        mov.l   dbcmdcnt_data0, r1
+        mov.l   r1, @r4
+
+        mov.l   dbcmdcnt_reg, r4
+        mov.l   dbcmdcnt_data1, r1
+        mov.l   r1, @r4
+
+        mov.l   dben_reg, r4
+        mov.l   dben_data1, r1
+        mov.l   r1, @r4
+
+        mov.l   dbrfpdn0_reg, r4
+        mov.l   dbrfpdn0_data2, r1
+        mov.l   r1, @r4
+#else
+        /* SBSC: set auto-refresh mode */
         mov.l   1f, r4
         mov.l   @r4, r2
         mov.l   4f, r3
@@ -98,15 +150,29 @@ done_sleep:
         add     r4, r3
         or      r2, r3
         mov.l   r3, @r1
+#endif
 skip_restore_sf:
         rts
          nop
 
         .balign 4
+#ifdef CONFIG_CPU_SUBTYPE_SH7724
+dben_reg:       .long   0xfd000010 /* DBEN */
+dben_data0:     .long   0
+dben_data1:     .long   1
+dbrfpdn0_reg:   .long   0xfd000040 /* DBRFPDN0 */
+dbrfpdn0_data0: .long   0
+dbrfpdn0_data1: .long   1
+dbrfpdn0_data2: .long   0x00010000
+dbcmdcnt_reg:   .long   0xfd000014 /* DBCMDCNT */
+dbcmdcnt_data0: .long   2
+dbcmdcnt_data1: .long   4
+#else
 1:      .long   0xfe400008 /* SDCR0 */
 2:      .long   0x00000400
 3:      .long   0xffff7fff
 4:      .long   0xfffffbff
+#endif
 5:      .long   0xa4150020 /* STBCR */
 6:      .long   0xfe40001c /* RTCOR */
 7:      .long   0xfe400018 /* RTCNT */
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index fa44eaf8d897..3691907a43b4 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1499,7 +1499,7 @@ void __init setup_per_cpu_areas(void)
         dyn_size = pcpur_size - static_size - PERCPU_MODULE_RESERVE;
 
 
-        ptrs_size = PFN_ALIGN(num_possible_cpus() * sizeof(pcpur_ptrs[0]));
+        ptrs_size = PFN_ALIGN(nr_cpu_ids * sizeof(pcpur_ptrs[0]));
         pcpur_ptrs = alloc_bootmem(ptrs_size);
 
         for_each_possible_cpu(cpu) {
@@ -1514,7 +1514,7 @@ void __init setup_per_cpu_areas(void)
 
         /* allocate address and map */
         vm.flags = VM_ALLOC;
-        vm.size = num_possible_cpus() * PCPU_CHUNK_SIZE;
+        vm.size = nr_cpu_ids * PCPU_CHUNK_SIZE;
         vm_area_register_early(&vm, PCPU_CHUNK_SIZE);
 
         for_each_possible_cpu(cpu) {
diff --git a/arch/x86/include/asm/uv/uv_bau.h b/arch/x86/include/asm/uv/uv_bau.h
index bddd44f2f0ab..80e2984f521c 100644
--- a/arch/x86/include/asm/uv/uv_bau.h
+++ b/arch/x86/include/asm/uv/uv_bau.h
@@ -133,7 +133,7 @@ struct bau_msg_payload {
  * see table 4.2.3.0.1 in broacast_assist spec.
  */
 struct bau_msg_header {
-        unsigned int dest_subnodeid:6;  /* must be zero */
+        unsigned int dest_subnodeid:6;  /* must be 0x10, for the LB */
         /* bits 5:0 */
         unsigned int base_dest_nodeid:15; /* nasid>>1 (pnode) of */
         /* bits 20:6 */                   /* first bit in node_map */
diff --git a/arch/x86/kernel/apic/ipi.c b/arch/x86/kernel/apic/ipi.c
index dbf5445727a9..6ef00ba4c886 100644
--- a/arch/x86/kernel/apic/ipi.c
+++ b/arch/x86/kernel/apic/ipi.c
@@ -106,6 +106,9 @@ void default_send_IPI_mask_logical(const struct cpumask *cpumask, int vector)
         unsigned long mask = cpumask_bits(cpumask)[0];
         unsigned long flags;
 
+        if (WARN_ONCE(!mask, "empty IPI mask"))
+                return;
+
         local_irq_save(flags);
         WARN_ON(mask & ~cpumask_bits(cpu_online_mask)[0]);
         __default_send_IPI_dest_field(mask, vector, apic->dest_logical);
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 832e908adcb5..601159374e87 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -46,7 +46,7 @@ static int early_get_nodeid(void)
         return node_id.s.node_id;
 }
 
-static int uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int __init uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
 {
         if (!strcmp(oem_id, "SGI")) {
                 if (!strcmp(oem_table_id, "UVL"))
@@ -253,7 +253,7 @@ static void uv_send_IPI_self(int vector)
         apic_write(APIC_SELF_IPI, vector);
 }
 
-struct apic apic_x2apic_uv_x = {
+struct apic __refdata apic_x2apic_uv_x = {
 
         .name                           = "UV large system",
         .probe                          = NULL,
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 1cfb623ce11c..01213048f62f 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1226,8 +1226,13 @@ static void mce_init(void)
 }
 
 /* Add per CPU specific workarounds here */
-static void mce_cpu_quirks(struct cpuinfo_x86 *c)
+static int mce_cpu_quirks(struct cpuinfo_x86 *c)
 {
+        if (c->x86_vendor == X86_VENDOR_UNKNOWN) {
+                pr_info("MCE: unknown CPU type - not enabling MCE support.\n");
+                return -EOPNOTSUPP;
+        }
+
         /* This should be disabled by the BIOS, but isn't always */
         if (c->x86_vendor == X86_VENDOR_AMD) {
                 if (c->x86 == 15 && banks > 4) {
@@ -1273,11 +1278,20 @@ static void mce_cpu_quirks(struct cpuinfo_x86 *c)
                 if ((c->x86 > 6 || (c->x86 == 6 && c->x86_model >= 0xe)) &&
                         monarch_timeout < 0)
                         monarch_timeout = USEC_PER_SEC;
+
+                /*
+                 * There are also broken BIOSes on some Pentium M and
+                 * earlier systems:
+                 */
+                if (c->x86 == 6 && c->x86_model <= 13 && mce_bootlog < 0)
+                        mce_bootlog = 0;
         }
         if (monarch_timeout < 0)
                 monarch_timeout = 0;
         if (mce_bootlog != 0)
                 mce_panic_timeout = 30;
+
+        return 0;
 }
 
 static void __cpuinit mce_ancient_init(struct cpuinfo_x86 *c)
@@ -1338,11 +1352,10 @@ void __cpuinit mcheck_init(struct cpuinfo_x86 *c)
         if (!mce_available(c))
                 return;
 
-        if (mce_cap_init() < 0) {
+        if (mce_cap_init() < 0 || mce_cpu_quirks(c) < 0) {
                 mce_disabled = 1;
                 return;
         }
-        mce_cpu_quirks(c);
 
         machine_check_vector = do_machine_check;
 
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index 8bc64cfbe936..5957a93e5173 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -116,11 +116,14 @@ static int therm_throt_process(int curr)
                        cpu, __get_cpu_var(thermal_throttle_count));
 
                 add_taint(TAINT_MACHINE_CHECK);
-        } else if (was_throttled) {
+                return 1;
+        }
+        if (was_throttled) {
                 printk(KERN_INFO "CPU%d: Temperature/speed normal\n", cpu);
+                return 1;
         }
 
-        return 1;
+        return 0;
 }
 
 #ifdef CONFIG_SYSFS
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 29a3eef7cf4a..07d81916f212 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -165,7 +165,7 @@ static ssize_t __init setup_pcpu_lpage(size_t static_size, bool chosen)
 
         if (!chosen) {
                 size_t vm_size = VMALLOC_END - VMALLOC_START;
-                size_t tot_size = num_possible_cpus() * PMD_SIZE;
+                size_t tot_size = nr_cpu_ids * PMD_SIZE;
 
                 /* on non-NUMA, embedding is better */
                 if (!pcpu_need_numa())
@@ -199,7 +199,7 @@ static ssize_t __init setup_pcpu_lpage(size_t static_size, bool chosen)
         dyn_size = pcpul_size - static_size - PERCPU_FIRST_CHUNK_RESERVE;
 
         /* allocate pointer array and alloc large pages */
-        map_size = PFN_ALIGN(num_possible_cpus() * sizeof(pcpul_map[0]));
+        map_size = PFN_ALIGN(nr_cpu_ids * sizeof(pcpul_map[0]));
         pcpul_map = alloc_bootmem(map_size);
 
         for_each_possible_cpu(cpu) {
@@ -228,7 +228,7 @@ static ssize_t __init setup_pcpu_lpage(size_t static_size, bool chosen)
 
         /* allocate address and map */
         pcpul_vm.flags = VM_ALLOC;
-        pcpul_vm.size = num_possible_cpus() * PMD_SIZE;
+        pcpul_vm.size = nr_cpu_ids * PMD_SIZE;
         vm_area_register_early(&pcpul_vm, PMD_SIZE);
 
         for_each_possible_cpu(cpu) {
@@ -250,8 +250,8 @@ static ssize_t __init setup_pcpu_lpage(size_t static_size, bool chosen)
                                      PMD_SIZE, pcpul_vm.addr, NULL);
 
         /* sort pcpul_map array for pcpu_lpage_remapped() */
-        for (i = 0; i < num_possible_cpus() - 1; i++)
-                for (j = i + 1; j < num_possible_cpus(); j++)
+        for (i = 0; i < nr_cpu_ids - 1; i++)
+                for (j = i + 1; j < nr_cpu_ids; j++)
                         if (pcpul_map[i].ptr > pcpul_map[j].ptr) {
                                 struct pcpul_ent tmp = pcpul_map[i];
                                 pcpul_map[i] = pcpul_map[j];
@@ -288,7 +288,7 @@ void *pcpu_lpage_remapped(void *kaddr)
 {
         void *pmd_addr = (void *)((unsigned long)kaddr & PMD_MASK);
         unsigned long offset = (unsigned long)kaddr & ~PMD_MASK;
-        int left = 0, right = num_possible_cpus() - 1;
+        int left = 0, right = nr_cpu_ids - 1;
         int pos;
 
         /* pcpul in use at all? */
@@ -377,7 +377,7 @@ static ssize_t __init setup_pcpu_4k(size_t static_size)
         pcpu4k_nr_static_pages = PFN_UP(static_size);
 
         /* unaligned allocations can't be freed, round up to page size */
-        pages_size = PFN_ALIGN(pcpu4k_nr_static_pages * num_possible_cpus()
+        pages_size = PFN_ALIGN(pcpu4k_nr_static_pages * nr_cpu_ids
                                * sizeof(pcpu4k_pages[0]));
         pcpu4k_pages = alloc_bootmem(pages_size);
 
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index 8ccabb8a2f6a..77b9689f8edb 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -744,6 +744,7 @@ uv_activation_descriptor_init(int node, int pnode)
                  * note that base_dest_nodeid is actually a nasid.
                  */
                 ad2->header.base_dest_nodeid = uv_partition_base_pnode << 1;
+                ad2->header.dest_subnodeid = 0x10; /* the LB */
                 ad2->header.command = UV_NET_ENDPOINT_INTD;
                 ad2->header.int_both = 1;
                 /*
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index 821e97017e95..c814e144a3f0 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -183,18 +183,17 @@ static void flush_tlb_others_ipi(const struct cpumask *cpumask,
 
         f->flush_mm = mm;
         f->flush_va = va;
-        cpumask_andnot(to_cpumask(f->flush_cpumask),
-                       cpumask, cpumask_of(smp_processor_id()));
-
-        /*
-         * We have to send the IPI only to
-         * CPUs affected.
-         */
-        apic->send_IPI_mask(to_cpumask(f->flush_cpumask),
-                      INVALIDATE_TLB_VECTOR_START + sender);
+        if (cpumask_andnot(to_cpumask(f->flush_cpumask), cpumask, cpumask_of(smp_processor_id()))) {
+                /*
+                 * We have to send the IPI only to
+                 * CPUs affected.
+                 */
+                apic->send_IPI_mask(to_cpumask(f->flush_cpumask),
+                              INVALIDATE_TLB_VECTOR_START + sender);
 
-        while (!cpumask_empty(to_cpumask(f->flush_cpumask)))
-                cpu_relax();
+                while (!cpumask_empty(to_cpumask(f->flush_cpumask)))
+                        cpu_relax();
+        }
 
         f->flush_mm = NULL;
         f->flush_va = 0;
diff --git a/drivers/char/tty_ldisc.c b/drivers/char/tty_ldisc.c
index 1733d3439ad2..e48af9f79219 100644
--- a/drivers/char/tty_ldisc.c
+++ b/drivers/char/tty_ldisc.c
@@ -508,8 +508,9 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
  *      be obtained while the delayed work queue halt ensures that no more
  *      data is fed to the ldisc.
  *
- *      In order to wait for any existing references to complete see
- *      tty_ldisc_wait_idle.
+ *      You need to do a 'flush_scheduled_work()' (outside the ldisc_mutex)
+ *      in order to make sure any currently executing ldisc work is also
+ *      flushed.
  */
 
 static int tty_ldisc_halt(struct tty_struct *tty)
@@ -753,11 +754,14 @@ void tty_ldisc_hangup(struct tty_struct *tty)
          * N_TTY.
          */
         if (tty->driver->flags & TTY_DRIVER_RESET_TERMIOS) {
+                /* Make sure the old ldisc is quiescent */
+                tty_ldisc_halt(tty);
+                flush_scheduled_work();
+
                 /* Avoid racing set_ldisc or tty_ldisc_release */
                 mutex_lock(&tty->ldisc_mutex);
                 if (tty->ldisc) {       /* Not yet closed */
                         /* Switch back to N_TTY */
-                        tty_ldisc_halt(tty);
                         tty_ldisc_reinit(tty);
                         /* At this point we have a closed ldisc and we want to
                            reopen it. We could defer this to the next open but
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index 2964f5f4a7ef..6b3e0c2f33e2 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -40,6 +40,7 @@ struct sh_cmt_priv {
         struct platform_device *pdev;
 
         unsigned long flags;
+        unsigned long flags_suspend;
         unsigned long match_value;
         unsigned long next_match_value;
         unsigned long max_match_value;
@@ -667,11 +668,38 @@ static int __devexit sh_cmt_remove(struct platform_device *pdev)
         return -EBUSY; /* cannot unregister clockevent and clocksource */
 }
 
+static int sh_cmt_suspend(struct device *dev)
+{
+        struct platform_device *pdev = to_platform_device(dev);
+        struct sh_cmt_priv *p = platform_get_drvdata(pdev);
+
+        /* save flag state and stop CMT channel */
+        p->flags_suspend = p->flags;
+        sh_cmt_stop(p, p->flags);
+        return 0;
+}
+
+static int sh_cmt_resume(struct device *dev)
+{
+        struct platform_device *pdev = to_platform_device(dev);
+        struct sh_cmt_priv *p = platform_get_drvdata(pdev);
+
+        /* start CMT channel from saved state */
+        sh_cmt_start(p, p->flags_suspend);
+        return 0;
+}
+
+static struct dev_pm_ops sh_cmt_dev_pm_ops = {
+        .suspend = sh_cmt_suspend,
+        .resume = sh_cmt_resume,
+};
+
 static struct platform_driver sh_cmt_device_driver = {
         .probe          = sh_cmt_probe,
         .remove         = __devexit_p(sh_cmt_remove),
         .driver         = {
                 .name   = "sh_cmt",
+                .pm     = &sh_cmt_dev_pm_ops,
         }
 };
 
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 33be210d6723..2f631c75f704 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -258,31 +258,6 @@ void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type)
 EXPORT_SYMBOL(drm_mode_object_find);
 
 /**
- * drm_crtc_from_fb - find the CRTC structure associated with an fb
- * @dev: DRM device
- * @fb: framebuffer in question
- *
- * LOCKING:
- * Caller must hold mode_config lock.
- *
- * Find CRTC in the mode_config structure that matches @fb.
- *
- * RETURNS:
- * Pointer to the CRTC or NULL if it wasn't found.
- */
-struct drm_crtc *drm_crtc_from_fb(struct drm_device *dev,
-                                  struct drm_framebuffer *fb)
-{
-        struct drm_crtc *crtc;
-
-        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-                if (crtc->fb == fb)
-                        return crtc;
-        }
-        return NULL;
-}
-
-/**
  * drm_framebuffer_init - initialize a framebuffer
  * @dev: DRM device
  *
@@ -328,11 +303,20 @@ void drm_framebuffer_cleanup(struct drm_framebuffer *fb)
 {
         struct drm_device *dev = fb->dev;
         struct drm_crtc *crtc;
+        struct drm_mode_set set;
+        int ret;
 
         /* remove from any CRTC */
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-                if (crtc->fb == fb)
-                        crtc->fb = NULL;
+                if (crtc->fb == fb) {
+                        /* should turn off the crtc */
+                        memset(&set, 0, sizeof(struct drm_mode_set));
+                        set.crtc = crtc;
+                        set.fb = NULL;
+                        ret = crtc->funcs->set_config(&set);
+                        if (ret)
+                                DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc);
+                }
         }
 
         drm_mode_object_put(dev, &fb->base);
@@ -1511,7 +1495,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
         set.mode = mode;
         set.connectors = connector_set;
         set.num_connectors = crtc_req->count_connectors;
-        set.fb =fb;
+        set.fb = fb;
         ret = crtc->funcs->set_config(&set);
 
 out:
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 80cc6d06d61b..7f2728bbc16c 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -502,12 +502,40 @@ static int add_detailed_info(struct drm_connector *connector,
                 struct detailed_non_pixel *data = &timing->data.other_data;
                 struct drm_display_mode *newmode;
 
-                /* EDID up to and including 1.2 may put monitor info here */
-                if (edid->version == 1 && edid->revision < 3)
-                        continue;
-
-                /* Detailed mode timing */
-                if (timing->pixel_clock) {
+                /* X server check is version 1.1 or higher */
+                if (edid->version == 1 && edid->revision >= 1 &&
+                    !timing->pixel_clock) {
+                        /* Other timing or info */
+                        switch (data->type) {
+                        case EDID_DETAIL_MONITOR_SERIAL:
+                                break;
+                        case EDID_DETAIL_MONITOR_STRING:
+                                break;
+                        case EDID_DETAIL_MONITOR_RANGE:
+                                /* Get monitor range data */
+                                break;
+                        case EDID_DETAIL_MONITOR_NAME:
+                                break;
+                        case EDID_DETAIL_MONITOR_CPDATA:
+                                break;
+                        case EDID_DETAIL_STD_MODES:
+                                /* Five modes per detailed section */
+                                for (j = 0; j < 5; i++) {
+                                        struct std_timing *std;
+                                        struct drm_display_mode *newmode;
+
+                                        std = &data->data.timings[j];
+                                        newmode = drm_mode_std(dev, std);
+                                        if (newmode) {
+                                                drm_mode_probed_add(connector, newmode);
+                                                modes++;
+                                        }
+                                }
+                                break;
+                        default:
+                                break;
+                        }
+                } else {
                         newmode = drm_mode_detailed(dev, edid, timing, quirks);
                         if (!newmode)
                                 continue;
@@ -518,38 +546,6 @@ static int add_detailed_info(struct drm_connector *connector,
                         drm_mode_probed_add(connector, newmode);
 
                         modes++;
-                        continue;
-                }
-
-                /* Other timing or info */
-                switch (data->type) {
-                case EDID_DETAIL_MONITOR_SERIAL:
-                        break;
-                case EDID_DETAIL_MONITOR_STRING:
-                        break;
-                case EDID_DETAIL_MONITOR_RANGE:
-                        /* Get monitor range data */
-                        break;
-                case EDID_DETAIL_MONITOR_NAME:
-                        break;
-                case EDID_DETAIL_MONITOR_CPDATA:
-                        break;
-                case EDID_DETAIL_STD_MODES:
-                        /* Five modes per detailed section */
-                        for (j = 0; j < 5; i++) {
-                                struct std_timing *std;
-                                struct drm_display_mode *newmode;
-
-                                std = &data->data.timings[j];
-                                newmode = drm_mode_std(dev, std);
-                                if (newmode) {
-                                        drm_mode_probed_add(connector, newmode);
-                                        modes++;
-                                }
-                        }
-                        break;
-                default:
-                        break;
                 }
         }
 
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 85ec31b3ff00..f7a615b80c70 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -22,44 +22,50 @@
 #define to_drm_minor(d) container_of(d, struct drm_minor, kdev)
 #define to_drm_connector(d) container_of(d, struct drm_connector, kdev)
 
+static struct device_type drm_sysfs_device_minor = {
+        .name = "drm_minor"
+};
+
 /**
- * drm_sysfs_suspend - DRM class suspend hook
+ * drm_class_suspend - DRM class suspend hook
  * @dev: Linux device to suspend
  * @state: power state to enter
  *
  * Just figures out what the actual struct drm_device associated with
  * @dev is and calls its suspend hook, if present.
  */
-static int drm_sysfs_suspend(struct device *dev, pm_message_t state)
+static int drm_class_suspend(struct device *dev, pm_message_t state)
 {
-        struct drm_minor *drm_minor = to_drm_minor(dev);
-        struct drm_device *drm_dev = drm_minor->dev;
-
-        if (drm_minor->type == DRM_MINOR_LEGACY &&
-            !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
-            drm_dev->driver->suspend)
-                return drm_dev->driver->suspend(drm_dev, state);
-
+        if (dev->type == &drm_sysfs_device_minor) {
+                struct drm_minor *drm_minor = to_drm_minor(dev);
+                struct drm_device *drm_dev = drm_minor->dev;
+
+                if (drm_minor->type == DRM_MINOR_LEGACY &&
+                    !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
+                    drm_dev->driver->suspend)
+                        return drm_dev->driver->suspend(drm_dev, state);
+        }
         return 0;
 }
 
 /**
- * drm_sysfs_resume - DRM class resume hook
+ * drm_class_resume - DRM class resume hook
  * @dev: Linux device to resume
  *
  * Just figures out what the actual struct drm_device associated with
  * @dev is and calls its resume hook, if present.
  */
-static int drm_sysfs_resume(struct device *dev)
+static int drm_class_resume(struct device *dev)
 {
-        struct drm_minor *drm_minor = to_drm_minor(dev);
-        struct drm_device *drm_dev = drm_minor->dev;
-
-        if (drm_minor->type == DRM_MINOR_LEGACY &&
-            !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
-            drm_dev->driver->resume)
-                return drm_dev->driver->resume(drm_dev);
-
+        if (dev->type == &drm_sysfs_device_minor) {
+                struct drm_minor *drm_minor = to_drm_minor(dev);
+                struct drm_device *drm_dev = drm_minor->dev;
+
+                if (drm_minor->type == DRM_MINOR_LEGACY &&
+                    !drm_core_check_feature(drm_dev, DRIVER_MODESET) &&
+                    drm_dev->driver->resume)
+                        return drm_dev->driver->resume(drm_dev);
+        }
         return 0;
 }
 
@@ -99,8 +105,8 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
                 goto err_out;
         }
 
-        class->suspend = drm_sysfs_suspend;
-        class->resume = drm_sysfs_resume;
+        class->suspend = drm_class_suspend;
+        class->resume = drm_class_resume;
 
         err = class_create_file(class, &class_attr_version);
         if (err)
@@ -480,6 +486,7 @@ int drm_sysfs_device_add(struct drm_minor *minor)
         minor->kdev.class = drm_class;
         minor->kdev.release = drm_sysfs_device_release;
         minor->kdev.devt = minor->device;
+        minor->kdev.type = &drm_sysfs_device_minor;
         if (minor->type == DRM_MINOR_CONTROL)
                 minor_str = "controlD%d";
         else if (minor->type == DRM_MINOR_RENDER)
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index f1ba8ff41130..68e728e8be4d 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -254,6 +254,72 @@ void r100_mc_fini(struct radeon_device *rdev)
 
 
 /*
+ * Interrupts
+ */
+int r100_irq_set(struct radeon_device *rdev)
+{
+        uint32_t tmp = 0;
+
+        if (rdev->irq.sw_int) {
+                tmp |= RADEON_SW_INT_ENABLE;
+        }
+        if (rdev->irq.crtc_vblank_int[0]) {
+                tmp |= RADEON_CRTC_VBLANK_MASK;
+        }
+        if (rdev->irq.crtc_vblank_int[1]) {
+                tmp |= RADEON_CRTC2_VBLANK_MASK;
+        }
+        WREG32(RADEON_GEN_INT_CNTL, tmp);
+        return 0;
+}
+
+static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
+{
+        uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
+        uint32_t irq_mask = RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT |
+                RADEON_CRTC2_VBLANK_STAT;
+
+        if (irqs) {
+                WREG32(RADEON_GEN_INT_STATUS, irqs);
+        }
+        return irqs & irq_mask;
+}
+
+int r100_irq_process(struct radeon_device *rdev)
+{
+        uint32_t status;
+
+        status = r100_irq_ack(rdev);
+        if (!status) {
+                return IRQ_NONE;
+        }
+        while (status) {
+                /* SW interrupt */
+                if (status & RADEON_SW_INT_TEST) {
+                        radeon_fence_process(rdev);
+                }
+                /* Vertical blank interrupts */
+                if (status & RADEON_CRTC_VBLANK_STAT) {
+                        drm_handle_vblank(rdev->ddev, 0);
+                }
+                if (status & RADEON_CRTC2_VBLANK_STAT) {
+                        drm_handle_vblank(rdev->ddev, 1);
+                }
+                status = r100_irq_ack(rdev);
+        }
+        return IRQ_HANDLED;
+}
+
+u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc)
+{
+        if (crtc == 0)
+                return RREG32(RADEON_CRTC_CRNT_FRAME);
+        else
+                return RREG32(RADEON_CRTC2_CRNT_FRAME);
+}
+
+
+/*
  * Fence emission
  */
 void r100_fence_ring_emit(struct radeon_device *rdev,
@@ -1025,6 +1091,16 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                         tmp |= tile_flags;
                         ib[idx] = tmp;
                         break;
+                case RADEON_RB3D_ZPASS_ADDR:
+                        r = r100_cs_packet_next_reloc(p, &reloc);
+                        if (r) {
+                                DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+                                          idx, reg);
+                                r100_cs_dump_packet(p, pkt);
+                                return r;
+                        }
+                        ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+                        break;
                 default:
                         /* FIXME: we don't want to allow anyothers packet */
                         break;
@@ -1556,26 +1632,6 @@ void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
         r100_pll_errata_after_data(rdev);
 }
 
-uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
-{
-        if (reg < 0x10000)
-                return readl(((void __iomem *)rdev->rmmio) + reg);
-        else {
-                writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
-                return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
-        }
-}
-
-void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
-        if (reg < 0x10000)
-                writel(v, ((void __iomem *)rdev->rmmio) + reg);
-        else {
-                writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
-                writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
-        }
-}
-
 int r100_init(struct radeon_device *rdev)
 {
         return 0;
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 9c8d41534a5d..053f4ec397f7 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -83,8 +83,8 @@ void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
                 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB);
                 (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
                 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
-                mb();
         }
+        mb();
 }
 
 int rv370_pcie_gart_enable(struct radeon_device *rdev)
@@ -448,6 +448,7 @@ void r300_gpu_init(struct radeon_device *rdev)
                 /* rv350,rv370,rv380 */
                 rdev->num_gb_pipes = 1;
         }
+        rdev->num_z_pipes = 1;
         gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
         switch (rdev->num_gb_pipes) {
         case 2:
@@ -486,7 +487,8 @@ void r300_gpu_init(struct radeon_device *rdev)
                 printk(KERN_WARNING "Failed to wait MC idle while "
                        "programming pipes. Bad things might happen.\n");
         }
-        DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes);
+        DRM_INFO("radeon: %d quad pipes, %d Z pipes initialized.\n",
+                 rdev->num_gb_pipes, rdev->num_z_pipes);
 }
 
 int r300_ga_reset(struct radeon_device *rdev)
@@ -593,27 +595,6 @@ void r300_vram_info(struct radeon_device *rdev)
 
 
 /*
- * Indirect registers accessor
- */
-uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
-{
-        uint32_t r;
-
-        WREG8(RADEON_PCIE_INDEX, ((reg) & 0xff));
-        (void)RREG32(RADEON_PCIE_INDEX);
-        r = RREG32(RADEON_PCIE_DATA);
-        return r;
-}
-
-void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
-        WREG8(RADEON_PCIE_INDEX, ((reg) & 0xff));
-        (void)RREG32(RADEON_PCIE_INDEX);
-        WREG32(RADEON_PCIE_DATA, (v));
-        (void)RREG32(RADEON_PCIE_DATA);
-}
-
-/*
  * PCIE Lanes
  */
 
@@ -1403,6 +1384,21 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 tmp = (ib_chunk->kdata[idx] >> 22) & 0xF;
                 track->textures[i].txdepth = tmp;
                 break;
+        case R300_ZB_ZPASS_ADDR:
+                r = r100_cs_packet_next_reloc(p, &reloc);
+                if (r) {
+                        DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+                                        idx, reg);
+                        r100_cs_dump_packet(p, pkt);
+                        return r;
+                }
+                ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+                break;
+        case 0x4be8:
+                /* valid register only on RV530 */
+                if (p->rdev->family == CHIP_RV530)
+                        break;
+                /* fallthrough do not move */
         default:
                 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
                        reg, idx);
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index dea497a979f2..97426a6f370f 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -165,7 +165,18 @@ void r420_pipes_init(struct radeon_device *rdev)
                 printk(KERN_WARNING "Failed to wait GUI idle while "
                        "programming pipes. Bad things might happen.\n");
         }
-        DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes);
+
+        if (rdev->family == CHIP_RV530) {
+                tmp = RREG32(RV530_GB_PIPE_SELECT2);
+                if ((tmp & 3) == 3)
+                        rdev->num_z_pipes = 2;
+                else
+                        rdev->num_z_pipes = 1;
+        } else
+                rdev->num_z_pipes = 1;
+
+        DRM_INFO("radeon: %d quad pipes, %d z pipes initialized.\n",
+                 rdev->num_gb_pipes, rdev->num_z_pipes);
 }
 
 void r420_gpu_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h
index 036691b38cb7..e1d5e0331e19 100644
--- a/drivers/gpu/drm/radeon/r500_reg.h
+++ b/drivers/gpu/drm/radeon/r500_reg.h
@@ -350,6 +350,7 @@
 #define AVIVO_D1CRTC_BLANK_CONTROL                              0x6084
 #define AVIVO_D1CRTC_INTERLACE_CONTROL                          0x6088
 #define AVIVO_D1CRTC_INTERLACE_STATUS                           0x608c
+#define AVIVO_D1CRTC_FRAME_COUNT                                0x60a4
 #define AVIVO_D1CRTC_STEREO_CONTROL                             0x60c4
 
 /* master controls */
@@ -438,14 +439,15 @@
 #       define AVIVO_DC_LB_DISP1_END_ADR_SHIFT  4
 #       define AVIVO_DC_LB_DISP1_END_ADR_MASK   0x7ff
 
-#define R500_DxMODE_INT_MASK 0x6540
-#define R500_D1MODE_INT_MASK (1<<0)
-#define R500_D2MODE_INT_MASK (1<<8)
-
 #define AVIVO_D1MODE_DATA_FORMAT                0x6528
 #       define AVIVO_D1MODE_INTERLEAVE_EN       (1 << 0)
 #define AVIVO_D1MODE_DESKTOP_HEIGHT             0x652C
+#define AVIVO_D1MODE_VBLANK_STATUS              0x6534
+#       define AVIVO_VBLANK_ACK                 (1 << 4)
 #define AVIVO_D1MODE_VLINE_START_END            0x6538
+#define AVIVO_DxMODE_INT_MASK                   0x6540
+#       define AVIVO_D1MODE_INT_MASK            (1 << 0)
+#       define AVIVO_D2MODE_INT_MASK            (1 << 8)
 #define AVIVO_D1MODE_VIEWPORT_START             0x6580
 #define AVIVO_D1MODE_VIEWPORT_SIZE              0x6584
 #define AVIVO_D1MODE_EXT_OVERSCAN_LEFT_RIGHT    0x6588
@@ -475,6 +477,7 @@
 #define AVIVO_D2CRTC_BLANK_CONTROL                              0x6884
 #define AVIVO_D2CRTC_INTERLACE_CONTROL                          0x6888
 #define AVIVO_D2CRTC_INTERLACE_STATUS                           0x688c
+#define AVIVO_D2CRTC_FRAME_COUNT                                0x68a4
 #define AVIVO_D2CRTC_STEREO_CONTROL                             0x68c4
 
 #define AVIVO_D2GRPH_ENABLE                                     0x6900
@@ -497,6 +500,7 @@
 #define AVIVO_D2CUR_SIZE                        0x6c10
 #define AVIVO_D2CUR_POSITION                    0x6c14
 
+#define AVIVO_D2MODE_VBLANK_STATUS              0x6d34
 #define AVIVO_D2MODE_VLINE_START_END            0x6d38
 #define AVIVO_D2MODE_VIEWPORT_START             0x6d80
 #define AVIVO_D2MODE_VIEWPORT_SIZE              0x6d84
@@ -748,4 +752,8 @@
 #       define AVIVO_I2C_EN                                                     (1 << 0)
 #       define AVIVO_I2C_RESET                                          (1 << 8)
 
+#define AVIVO_DISP_INTERRUPT_STATUS                             0x7edc
+#       define AVIVO_D1_VBLANK_INTERRUPT                        (1 << 4)
+#       define AVIVO_D2_VBLANK_INTERRUPT                        (1 << 5)
+
 #endif
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 09fb0b6ec7dd..ebd6b0f7bdff 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -177,7 +177,6 @@ void r520_gpu_init(struct radeon_device *rdev)
          */
         /* workaround for RV530 */
         if (rdev->family == CHIP_RV530) {
-                WREG32(0x4124, 1);
                 WREG32(0x4128, 0xFF);
         }
         r420_pipes_init(rdev);
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index b1d945b8ed6c..b519fb2fecbb 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -242,6 +242,7 @@ int radeon_object_pin(struct radeon_object *robj, uint32_t domain,
                       uint64_t *gpu_addr);
 void radeon_object_unpin(struct radeon_object *robj);
 int radeon_object_wait(struct radeon_object *robj);
+int radeon_object_busy_domain(struct radeon_object *robj, uint32_t *cur_placement);
 int radeon_object_evict_vram(struct radeon_device *rdev);
 int radeon_object_mmap(struct radeon_object *robj, uint64_t *offset);
 void radeon_object_force_delete(struct radeon_device *rdev);
@@ -574,6 +575,7 @@ struct radeon_asic {
         void (*ring_start)(struct radeon_device *rdev);
         int (*irq_set)(struct radeon_device *rdev);
         int (*irq_process)(struct radeon_device *rdev);
+        u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc);
         void (*fence_ring_emit)(struct radeon_device *rdev, struct radeon_fence *fence);
         int (*cs_parse)(struct radeon_cs_parser *p);
         int (*copy_blit)(struct radeon_device *rdev,
@@ -653,6 +655,7 @@ struct radeon_device {
         int                             usec_timeout;
         enum radeon_pll_errata          pll_errata;
         int                             num_gb_pipes;
+        int                             num_z_pipes;
         int                             disp_priority;
         /* BIOS */
         uint8_t                         *bios;
@@ -666,14 +669,11 @@ struct radeon_device {
         resource_size_t                 rmmio_base;
         resource_size_t                 rmmio_size;
         void                            *rmmio;
-        radeon_rreg_t                   mm_rreg;
-        radeon_wreg_t                   mm_wreg;
         radeon_rreg_t                   mc_rreg;
         radeon_wreg_t                   mc_wreg;
         radeon_rreg_t                   pll_rreg;
         radeon_wreg_t                   pll_wreg;
-        radeon_rreg_t                   pcie_rreg;
-        radeon_wreg_t                   pcie_wreg;
+        uint32_t                        pcie_reg_mask;
         radeon_rreg_t                   pciep_rreg;
         radeon_wreg_t                   pciep_wreg;
         struct radeon_clock             clock;
@@ -705,22 +705,42 @@ int radeon_device_init(struct radeon_device *rdev,
 void radeon_device_fini(struct radeon_device *rdev);
 int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
 
+static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
+{
+        if (reg < 0x10000)
+                return readl(((void __iomem *)rdev->rmmio) + reg);
+        else {
+                writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
+                return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+        }
+}
+
+static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
+{
+        if (reg < 0x10000)
+                writel(v, ((void __iomem *)rdev->rmmio) + reg);
+        else {
+                writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
+                writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+        }
+}
+
 
 /*
  * Registers read & write functions.
  */
 #define RREG8(reg) readb(((void __iomem *)rdev->rmmio) + (reg))
 #define WREG8(reg, v) writeb(v, ((void __iomem *)rdev->rmmio) + (reg))
-#define RREG32(reg) rdev->mm_rreg(rdev, (reg))
-#define WREG32(reg, v) rdev->mm_wreg(rdev, (reg), (v))
+#define RREG32(reg) r100_mm_rreg(rdev, (reg))
+#define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v))
 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
 #define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg))
 #define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v))
 #define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg))
 #define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v))
-#define RREG32_PCIE(reg) rdev->pcie_rreg(rdev, (reg))
-#define WREG32_PCIE(reg, v) rdev->pcie_wreg(rdev, (reg), (v))
+#define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg))
+#define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v))
 #define WREG32_P(reg, val, mask)                                \
         do {                                                    \
                 uint32_t tmp_ = RREG32(reg);                    \
@@ -736,6 +756,24 @@ int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
                 WREG32_PLL(reg, tmp_);                          \
         } while (0)
 
+/*
+ * Indirect registers accessor
+ */
+static inline uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
+{
+        uint32_t r;
+
+        WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask));
+        r = RREG32(RADEON_PCIE_DATA);
+        return r;
+}
+
+static inline void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
+{
+        WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask));
+        WREG32(RADEON_PCIE_DATA, (v));
+}
+
 void r100_pll_errata_after_index(struct radeon_device *rdev);
 
 
@@ -862,6 +900,7 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 #define radeon_ring_start(rdev) (rdev)->asic->ring_start((rdev))
 #define radeon_irq_set(rdev) (rdev)->asic->irq_set((rdev))
 #define radeon_irq_process(rdev) (rdev)->asic->irq_process((rdev))
+#define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->get_vblank_counter((rdev), (crtc))
 #define radeon_fence_ring_emit(rdev, fence) (rdev)->asic->fence_ring_emit((rdev), (fence))
 #define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy_blit((rdev), (s), (d), (np), (f))
 #define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy_dma((rdev), (s), (d), (np), (f))
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 9a75876e0c3b..7ca6c13569b5 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -49,6 +49,7 @@ void r100_vram_info(struct radeon_device *rdev);
 int r100_gpu_reset(struct radeon_device *rdev);
 int r100_mc_init(struct radeon_device *rdev);
 void r100_mc_fini(struct radeon_device *rdev);
+u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc);
 int r100_wb_init(struct radeon_device *rdev);
 void r100_wb_fini(struct radeon_device *rdev);
 int r100_gart_enable(struct radeon_device *rdev);
@@ -96,6 +97,7 @@ static struct radeon_asic r100_asic = {
         .ring_start = &r100_ring_start,
         .irq_set = &r100_irq_set,
         .irq_process = &r100_irq_process,
+        .get_vblank_counter = &r100_get_vblank_counter,
         .fence_ring_emit = &r100_fence_ring_emit,
         .cs_parse = &r100_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -156,6 +158,7 @@ static struct radeon_asic r300_asic = {
         .ring_start = &r300_ring_start,
         .irq_set = &r100_irq_set,
         .irq_process = &r100_irq_process,
+        .get_vblank_counter = &r100_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -196,6 +199,7 @@ static struct radeon_asic r420_asic = {
         .ring_start = &r300_ring_start,
         .irq_set = &r100_irq_set,
         .irq_process = &r100_irq_process,
+        .get_vblank_counter = &r100_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -243,6 +247,7 @@ static struct radeon_asic rs400_asic = {
         .ring_start = &r300_ring_start,
         .irq_set = &r100_irq_set,
         .irq_process = &r100_irq_process,
+        .get_vblank_counter = &r100_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -266,6 +271,8 @@ void rs600_vram_info(struct radeon_device *rdev);
 int rs600_mc_init(struct radeon_device *rdev);
 void rs600_mc_fini(struct radeon_device *rdev);
 int rs600_irq_set(struct radeon_device *rdev);
+int rs600_irq_process(struct radeon_device *rdev);
+u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc);
 int rs600_gart_enable(struct radeon_device *rdev);
 void rs600_gart_disable(struct radeon_device *rdev);
 void rs600_gart_tlb_flush(struct radeon_device *rdev);
@@ -291,7 +298,8 @@ static struct radeon_asic rs600_asic = {
         .cp_disable = &r100_cp_disable,
         .ring_start = &r300_ring_start,
         .irq_set = &rs600_irq_set,
-        .irq_process = &r100_irq_process,
+        .irq_process = &rs600_irq_process,
+        .get_vblank_counter = &rs600_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -308,6 +316,7 @@ static struct radeon_asic rs600_asic = {
 /*
  * rs690,rs740
  */
+int rs690_init(struct radeon_device *rdev);
 void rs690_errata(struct radeon_device *rdev);
 void rs690_vram_info(struct radeon_device *rdev);
 int rs690_mc_init(struct radeon_device *rdev);
@@ -316,7 +325,7 @@ uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 void rs690_bandwidth_update(struct radeon_device *rdev);
 static struct radeon_asic rs690_asic = {
-        .init = &r300_init,
+        .init = &rs690_init,
         .errata = &rs690_errata,
         .vram_info = &rs690_vram_info,
         .gpu_reset = &r300_gpu_reset,
@@ -333,7 +342,8 @@ static struct radeon_asic rs690_asic = {
         .cp_disable = &r100_cp_disable,
         .ring_start = &r300_ring_start,
         .irq_set = &rs600_irq_set,
-        .irq_process = &r100_irq_process,
+        .irq_process = &rs600_irq_process,
+        .get_vblank_counter = &rs600_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -381,8 +391,9 @@ static struct radeon_asic rv515_asic = {
         .cp_fini = &r100_cp_fini,
         .cp_disable = &r100_cp_disable,
         .ring_start = &rv515_ring_start,
-        .irq_set = &r100_irq_set,
-        .irq_process = &r100_irq_process,
+        .irq_set = &rs600_irq_set,
+        .irq_process = &rs600_irq_process,
+        .get_vblank_counter = &rs600_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
@@ -423,8 +434,9 @@ static struct radeon_asic r520_asic = {
         .cp_fini = &r100_cp_fini,
         .cp_disable = &r100_cp_disable,
         .ring_start = &rv515_ring_start,
-        .irq_set = &r100_irq_set,
-        .irq_process = &r100_irq_process,
+        .irq_set = &rs600_irq_set,
+        .irq_process = &rs600_irq_process,
+        .get_vblank_counter = &rs600_get_vblank_counter,
         .fence_ring_emit = &r300_fence_ring_emit,
         .cs_parse = &r300_cs_parse,
         .copy_blit = &r100_copy_blit,
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index afc4db280b94..2a027e00762a 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -685,23 +685,15 @@ static const uint32_t default_tvdac_adj[CHIP_LAST] = {
         0x00780000,             /* rs480 */
 };
 
-static struct radeon_encoder_tv_dac
-    *radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev)
+static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
+                                                     struct radeon_encoder_tv_dac *tv_dac)
 {
-        struct radeon_encoder_tv_dac *tv_dac = NULL;
-
-        tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
-
-        if (!tv_dac)
-                return NULL;
-
         tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
         if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
                 tv_dac->ps2_tvdac_adj = 0x00880000;
         tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
         tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
-
-        return tv_dac;
+        return;
 }
 
 struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
@@ -713,19 +705,18 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
         uint16_t dac_info;
         uint8_t rev, bg, dac;
         struct radeon_encoder_tv_dac *tv_dac = NULL;
+        int found = 0;
+
+        tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
+        if (!tv_dac)
+                return NULL;
 
         if (rdev->bios == NULL)
-                return radeon_legacy_get_tv_dac_info_from_table(rdev);
+                goto out;
 
         /* first check TV table */
         dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
         if (dac_info) {
-                tv_dac =
-                    kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
-
-                if (!tv_dac)
-                        return NULL;
-
                 rev = RBIOS8(dac_info + 0x3);
                 if (rev > 4) {
                         bg = RBIOS8(dac_info + 0xc) & 0xf;
@@ -739,6 +730,7 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
                         bg = RBIOS8(dac_info + 0x10) & 0xf;
                         dac = RBIOS8(dac_info + 0x11) & 0xf;
                         tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+                        found = 1;
                 } else if (rev > 1) {
                         bg = RBIOS8(dac_info + 0xc) & 0xf;
                         dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
@@ -751,22 +743,15 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
                         bg = RBIOS8(dac_info + 0xe) & 0xf;
                         dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
                         tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+                        found = 1;
                 }
-
                 tv_dac->tv_std = radeon_combios_get_tv_info(encoder);
-
-        } else {
+        }
+        if (!found) {
                 /* then check CRT table */
                 dac_info =
                     combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
                 if (dac_info) {
-                        tv_dac =
-                            kzalloc(sizeof(struct radeon_encoder_tv_dac),
-                                    GFP_KERNEL);
-
-                        if (!tv_dac)
-                                return NULL;
-
                         rev = RBIOS8(dac_info) & 0x3;
                         if (rev < 2) {
                                 bg = RBIOS8(dac_info + 0x3) & 0xf;
@@ -775,6 +760,7 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
                                     (bg << 16) | (dac << 20);
                                 tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
                                 tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
+                                found = 1;
                         } else {
                                 bg = RBIOS8(dac_info + 0x4) & 0xf;
                                 dac = RBIOS8(dac_info + 0x5) & 0xf;
@@ -782,13 +768,17 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
                                     (bg << 16) | (dac << 20);
                                 tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
                                 tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
+                                found = 1;
                         }
                 } else {
                         DRM_INFO("No TV DAC info found in BIOS\n");
-                        return radeon_legacy_get_tv_dac_info_from_table(rdev);
                 }
         }
 
+out:
+        if (!found) /* fallback to defaults */
+                radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
+
         return tv_dac;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index d8356827ef17..7a52c461145c 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -406,6 +406,15 @@ static void radeon_init_pipes(drm_radeon_private_t *dev_priv)
 {
         uint32_t gb_tile_config, gb_pipe_sel = 0;
 
+        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) {
+                uint32_t z_pipe_sel = RADEON_READ(RV530_GB_PIPE_SELECT2);
+                if ((z_pipe_sel & 3) == 3)
+                        dev_priv->num_z_pipes = 2;
+                else
+                        dev_priv->num_z_pipes = 1;
+        } else
+                dev_priv->num_z_pipes = 1;
+
         /* RS4xx/RS6xx/R4xx/R5xx */
         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R420) {
                 gb_pipe_sel = RADEON_READ(R400_GB_PIPE_SELECT);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 9ff6dcb97f9d..7693f7c67bd3 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -225,25 +225,18 @@ void radeon_invalid_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 
 void radeon_register_accessor_init(struct radeon_device *rdev)
 {
-        rdev->mm_rreg = &r100_mm_rreg;
-        rdev->mm_wreg = &r100_mm_wreg;
         rdev->mc_rreg = &radeon_invalid_rreg;
         rdev->mc_wreg = &radeon_invalid_wreg;
         rdev->pll_rreg = &radeon_invalid_rreg;
         rdev->pll_wreg = &radeon_invalid_wreg;
-        rdev->pcie_rreg = &radeon_invalid_rreg;
-        rdev->pcie_wreg = &radeon_invalid_wreg;
         rdev->pciep_rreg = &radeon_invalid_rreg;
         rdev->pciep_wreg = &radeon_invalid_wreg;
 
         /* Don't change order as we are overridding accessor. */
         if (rdev->family < CHIP_RV515) {
-                rdev->pcie_rreg = &rv370_pcie_rreg;
-                rdev->pcie_wreg = &rv370_pcie_wreg;
-        }
-        if (rdev->family >= CHIP_RV515) {
-                rdev->pcie_rreg = &rv515_pcie_rreg;
-                rdev->pcie_wreg = &rv515_pcie_wreg;
+                rdev->pcie_reg_mask = 0xff;
+        } else {
+                rdev->pcie_reg_mask = 0x7ff;
         }
         /* FIXME: not sure here */
         if (rdev->family <= CHIP_R580) {
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 3933f8216a34..6fa32dac4e97 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -100,9 +100,10 @@
  * 1.28- Add support for VBL on CRTC2
  * 1.29- R500 3D cmd buffer support
  * 1.30- Add support for occlusion queries
+ * 1.31- Add support for num Z pipes from GET_PARAM
  */
 #define DRIVER_MAJOR            1
-#define DRIVER_MINOR            30
+#define DRIVER_MINOR            31
 #define DRIVER_PATCHLEVEL       0
 
 /*
@@ -329,6 +330,7 @@ typedef struct drm_radeon_private {
         resource_size_t fb_aper_offset;
 
         int num_gb_pipes;
+        int num_z_pipes;
         int track_flush;
         drm_local_map_t *mmio;
 
@@ -689,6 +691,7 @@ extern void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pciga
 
 /* pipe config regs */
 #define R400_GB_PIPE_SELECT             0x402c
+#define RV530_GB_PIPE_SELECT2           0x4124
 #define R500_DYN_SCLK_PWMEM_PIPE        0x000d /* PLL */
 #define R300_GB_TILE_CONFIG             0x4018
 #       define R300_ENABLE_TILING       (1 << 0)
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 3206c0ad7b6c..ec383edf5f38 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -574,6 +574,8 @@ int radeonfb_create(struct radeon_device *rdev,
                 goto out_unref;
         }
 
+        memset_io(fbptr, 0, aligned_size);
+
         strcpy(info->fix.id, "radeondrmfb");
         info->fix.type = FB_TYPE_PACKED_PIXELS;
         info->fix.visual = FB_VISUAL_TRUECOLOR;
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index cded5180c752..d880edf254db 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -262,8 +262,34 @@ int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
 int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
                           struct drm_file *filp)
 {
-        /* FIXME: implement */
-        return 0;
+        struct drm_radeon_gem_busy *args = data;
+        struct drm_gem_object *gobj;
+        struct radeon_object *robj;
+        int r;
+        uint32_t cur_placement;
+
+        gobj = drm_gem_object_lookup(dev, filp, args->handle);
+        if (gobj == NULL) {
+                return -EINVAL;
+        }
+        robj = gobj->driver_private;
+        r = radeon_object_busy_domain(robj, &cur_placement);
+        switch (cur_placement) {
+        case TTM_PL_VRAM:
+                args->domain = RADEON_GEM_DOMAIN_VRAM;
+                break;
+        case TTM_PL_TT:
+                args->domain = RADEON_GEM_DOMAIN_GTT;
+                break;
+        case TTM_PL_SYSTEM:
+                args->domain = RADEON_GEM_DOMAIN_CPU;
+        default:
+                break;
+        }
+        mutex_lock(&dev->struct_mutex);
+        drm_gem_object_unreference(gobj);
+        mutex_unlock(&dev->struct_mutex);
+        return r;
 }
 
 int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 491d569deb0e..9805e4b6ca1b 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -32,60 +32,6 @@
 #include "radeon.h"
 #include "atom.h"
 
-static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
-{
-        uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
-        uint32_t irq_mask = RADEON_SW_INT_TEST;
-
-        if (irqs) {
-                WREG32(RADEON_GEN_INT_STATUS, irqs);
-        }
-        return irqs & irq_mask;
-}
-
-int r100_irq_set(struct radeon_device *rdev)
-{
-        uint32_t tmp = 0;
-
-        if (rdev->irq.sw_int) {
-                tmp |= RADEON_SW_INT_ENABLE;
-        }
-        /* Todo go through CRTC and enable vblank int or not */
-        WREG32(RADEON_GEN_INT_CNTL, tmp);
-        return 0;
-}
-
-int r100_irq_process(struct radeon_device *rdev)
-{
-        uint32_t status;
-
-        status = r100_irq_ack(rdev);
-        if (!status) {
-                return IRQ_NONE;
-        }
-        while (status) {
-                /* SW interrupt */
-                if (status & RADEON_SW_INT_TEST) {
-                        radeon_fence_process(rdev);
-                }
-                status = r100_irq_ack(rdev);
-        }
-        return IRQ_HANDLED;
-}
-
-int rs600_irq_set(struct radeon_device *rdev)
-{
-        uint32_t tmp = 0;
-
-        if (rdev->irq.sw_int) {
-                tmp |= RADEON_SW_INT_ENABLE;
-        }
-        WREG32(RADEON_GEN_INT_CNTL, tmp);
-        /* Todo go through CRTC and enable vblank int or not */
-        WREG32(R500_DxMODE_INT_MASK, 0);
-        return 0;
-}
-
 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS)
 {
         struct drm_device *dev = (struct drm_device *) arg;
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 3357110e30ce..dce09ada32bc 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -95,6 +95,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
         case RADEON_INFO_NUM_GB_PIPES:
                 value = rdev->num_gb_pipes;
                 break;
+        case RADEON_INFO_NUM_Z_PIPES:
+                value = rdev->num_z_pipes;
+                break;
         default:
                 DRM_DEBUG("Invalid request %d\n", info->request);
                 return -EINVAL;
@@ -141,19 +144,42 @@ void radeon_driver_preclose_kms(struct drm_device *dev,
  */
 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
 {
-        /* FIXME: implement */
-        return 0;
+        struct radeon_device *rdev = dev->dev_private;
+
+        if (crtc < 0 || crtc > 1) {
+                DRM_ERROR("Invalid crtc %d\n", crtc);
+                return -EINVAL;
+        }
+
+        return radeon_get_vblank_counter(rdev, crtc);
 }
 
 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
 {
-        /* FIXME: implement */
-        return 0;
+        struct radeon_device *rdev = dev->dev_private;
+
+        if (crtc < 0 || crtc > 1) {
+                DRM_ERROR("Invalid crtc %d\n", crtc);
+                return -EINVAL;
+        }
+
+        rdev->irq.crtc_vblank_int[crtc] = true;
+
+        return radeon_irq_set(rdev);
 }
 
 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
 {
-        /* FIXME: implement */
+        struct radeon_device *rdev = dev->dev_private;
+
+        if (crtc < 0 || crtc > 1) {
+                DRM_ERROR("Invalid crtc %d\n", crtc);
+                return;
+        }
+
+        rdev->irq.crtc_vblank_int[crtc] = false;
+
+        radeon_irq_set(rdev);
 }
 
 
@@ -295,5 +321,6 @@ struct drm_ioctl_desc radeon_ioctls_kms[] = {
         DRM_IOCTL_DEF(DRM_RADEON_INFO, radeon_info_ioctl, DRM_AUTH),
         DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH),
         DRM_IOCTL_DEF(DRM_RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH),
+        DRM_IOCTL_DEF(DRM_RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH),
 };
 int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms);
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index 7d06dc98a42a..0da72f18fd3a 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -310,10 +310,13 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
                                                                          RADEON_CRTC_DISP_REQ_EN_B));
                         WREG32_P(RADEON_CRTC_EXT_CNTL, 0, ~mask);
                 }
+                drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
+                radeon_crtc_load_lut(crtc);
                 break;
         case DRM_MODE_DPMS_STANDBY:
         case DRM_MODE_DPMS_SUSPEND:
         case DRM_MODE_DPMS_OFF:
+                drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
                 if (radeon_crtc->crtc_id)
                         WREG32_P(RADEON_CRTC2_GEN_CNTL, mask, ~mask);
                 else {
@@ -323,10 +326,6 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
                 }
                 break;
         }
-
-        if (mode != DRM_MODE_DPMS_OFF) {
-                radeon_crtc_load_lut(crtc);
-        }
 }
 
 /* properly set crtc bpp when using atombios */
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 34d0f58eb944..9322675ef6d0 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -1066,6 +1066,7 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
 
         switch (radeon_encoder->encoder_id) {
         case ENCODER_OBJECT_ID_INTERNAL_LVDS:
+                encoder->possible_crtcs = 0x1;
                 drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS);
                 drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs);
                 if (rdev->is_atom_bios)
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index e98cae3bf4a6..b85fb83d7ae8 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -316,6 +316,25 @@ int radeon_object_wait(struct radeon_object *robj)
         return r;
 }
 
+int radeon_object_busy_domain(struct radeon_object *robj, uint32_t *cur_placement)
+{
+        int r = 0;
+
+        r = radeon_object_reserve(robj, true);
+        if (unlikely(r != 0)) {
+                DRM_ERROR("radeon: failed to reserve object for waiting.\n");
+                return r;
+        }
+        spin_lock(&robj->tobj.lock);
+        *cur_placement = robj->tobj.mem.mem_type;
+        if (robj->tobj.sync_obj) {
+                r = ttm_bo_wait(&robj->tobj, true, true, true);
+        }
+        spin_unlock(&robj->tobj.lock);
+        radeon_object_unreserve(robj);
+        return r;
+}
+
 int radeon_object_evict_vram(struct radeon_device *rdev)
 {
         if (rdev->flags & RADEON_IS_IGP) {
diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h
index e1b618574461..4df43f62c678 100644
--- a/drivers/gpu/drm/radeon/radeon_reg.h
+++ b/drivers/gpu/drm/radeon/radeon_reg.h
@@ -982,12 +982,15 @@
 #       define RS400_TMDS2_PLLRST           (1 << 1)
 
 #define RADEON_GEN_INT_CNTL                 0x0040
+#       define RADEON_CRTC_VBLANK_MASK          (1 << 0)
+#       define RADEON_CRTC2_VBLANK_MASK         (1 << 9)
 #       define RADEON_SW_INT_ENABLE             (1 << 25)
 #define RADEON_GEN_INT_STATUS               0x0044
-#       define RADEON_VSYNC_INT_AK          (1 <<  2)
-#       define RADEON_VSYNC_INT             (1 <<  2)
-#       define RADEON_VSYNC2_INT_AK         (1 <<  6)
-#       define RADEON_VSYNC2_INT            (1 <<  6)
+#       define AVIVO_DISPLAY_INT_STATUS         (1 << 0)
+#       define RADEON_CRTC_VBLANK_STAT          (1 << 0)
+#       define RADEON_CRTC_VBLANK_STAT_ACK      (1 << 0)
+#       define RADEON_CRTC2_VBLANK_STAT         (1 << 9)
+#       define RADEON_CRTC2_VBLANK_STAT_ACK     (1 << 9)
 #       define RADEON_SW_INT_FIRE               (1 << 26)
 #       define RADEON_SW_INT_TEST               (1 << 25)
 #       define RADEON_SW_INT_TEST_ACK           (1 << 25)
@@ -2334,6 +2337,9 @@
 #       define RADEON_RE_WIDTH_SHIFT        0
 #       define RADEON_RE_HEIGHT_SHIFT       16
 
+#define RADEON_RB3D_ZPASS_DATA 0x3290
+#define RADEON_RB3D_ZPASS_ADDR 0x3294
+
 #define RADEON_SE_CNTL                      0x1c4c
 #       define RADEON_FFACE_CULL_CW          (0 <<  0)
 #       define RADEON_FFACE_CULL_CCW         (1 <<  0)
@@ -3568,4 +3574,6 @@
 #define RADEON_SCRATCH_REG4             0x15f0
 #define RADEON_SCRATCH_REG5             0x15f4
 
+#define RV530_GB_PIPE_SELECT2           0x4124
+
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index 46645f3e0328..2882f40d5ec5 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -3081,6 +3081,9 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
         case RADEON_PARAM_NUM_GB_PIPES:
                 value = dev_priv->num_gb_pipes;
                 break;
+        case RADEON_PARAM_NUM_Z_PIPES:
+                value = dev_priv->num_z_pipes;
+                break;
         default:
                 DRM_DEBUG("Invalid parameter %d\n", param->param);
                 return -EINVAL;
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index bbea6dee4a94..7e8ce983a908 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -240,6 +240,88 @@ void rs600_mc_fini(struct radeon_device *rdev)
 
 
 /*
+ * Interrupts
+ */
+int rs600_irq_set(struct radeon_device *rdev)
+{
+        uint32_t tmp = 0;
+        uint32_t mode_int = 0;
+
+        if (rdev->irq.sw_int) {
+                tmp |= RADEON_SW_INT_ENABLE;
+        }
+        if (rdev->irq.crtc_vblank_int[0]) {
+                tmp |= AVIVO_DISPLAY_INT_STATUS;
+                mode_int |= AVIVO_D1MODE_INT_MASK;
+        }
+        if (rdev->irq.crtc_vblank_int[1]) {
+                tmp |= AVIVO_DISPLAY_INT_STATUS;
+                mode_int |= AVIVO_D2MODE_INT_MASK;
+        }
+        WREG32(RADEON_GEN_INT_CNTL, tmp);
+        WREG32(AVIVO_DxMODE_INT_MASK, mode_int);
+        return 0;
+}
+
+static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int)
+{
+        uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
+        uint32_t irq_mask = RADEON_SW_INT_TEST;
+
+        if (irqs & AVIVO_DISPLAY_INT_STATUS) {
+                *r500_disp_int = RREG32(AVIVO_DISP_INTERRUPT_STATUS);
+                if (*r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
+                        WREG32(AVIVO_D1MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
+                }
+                if (*r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
+                        WREG32(AVIVO_D2MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
+                }
+        } else {
+                *r500_disp_int = 0;
+        }
+
+        if (irqs) {
+                WREG32(RADEON_GEN_INT_STATUS, irqs);
+        }
+        return irqs & irq_mask;
+}
+
+int rs600_irq_process(struct radeon_device *rdev)
+{
+        uint32_t status;
+        uint32_t r500_disp_int;
+
+        status = rs600_irq_ack(rdev, &r500_disp_int);
+        if (!status && !r500_disp_int) {
+                return IRQ_NONE;
+        }
+        while (status || r500_disp_int) {
+                /* SW interrupt */
+                if (status & RADEON_SW_INT_TEST) {
+                        radeon_fence_process(rdev);
+                }
+                /* Vertical blank interrupts */
+                if (r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
+                        drm_handle_vblank(rdev->ddev, 0);
+                }
+                if (r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
+                        drm_handle_vblank(rdev->ddev, 1);
+                }
+                status = rs600_irq_ack(rdev, &r500_disp_int);
+        }
+        return IRQ_HANDLED;
+}
+
+u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc)
+{
+        if (crtc == 0)
+                return RREG32(AVIVO_D1CRTC_FRAME_COUNT);
+        else
+                return RREG32(AVIVO_D2CRTC_FRAME_COUNT);
+}
+
+
+/*
  * Global GPU functions
  */
 void rs600_disable_vga(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 839595b00728..bc6b7c5339bc 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -652,3 +652,68 @@ void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
         WREG32(RS690_MC_DATA, v);
         WREG32(RS690_MC_INDEX, RS690_MC_INDEX_WR_ACK);
 }
+
+static const unsigned rs690_reg_safe_bm[219] = {
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0x17FF1FFF,0xFFFFFFFC,0xFFFFFFFF,0xFF30FFBF,
+        0xFFFFFFF8,0xC3E6FFFF,0xFFFFF6DF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFF03F,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFEFCE,0xF00EBFFF,0x007C0000,
+        0xF0000078,0xFF000009,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFF7FF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFC78,0xFFFFFFFF,0xFFFFFFFE,0xFFFFFFFF,
+        0x38FF8F50,0xFFF88082,0xF000000C,0xFAE009FF,
+        0x0000FFFF,0xFFFFFFFF,0xFFFFFFFF,0x00000000,
+        0x00000000,0x0000C100,0x00000000,0x00000000,
+        0x00000000,0x00000000,0x00000000,0x00000000,
+        0x00000000,0xFFFF0000,0xFFFFFFFF,0xFF80FFFF,
+        0x00000000,0x00000000,0x00000000,0x00000000,
+        0x0003FC01,0xFFFFFFF8,0xFE800B19,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+        0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
+};
+
+int rs690_init(struct radeon_device *rdev)
+{
+        rdev->config.r300.reg_safe_bm = rs690_reg_safe_bm;
+        rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rs690_reg_safe_bm);
+        return 0;
+}
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index fd8f3ca716ea..31a7f668ae5a 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -400,25 +400,6 @@ void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
         WREG32(MC_IND_INDEX, 0);
 }
 
-uint32_t rv515_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
-{
-        uint32_t r;
-
-        WREG32(PCIE_INDEX, ((reg) & 0x7ff));
-        (void)RREG32(PCIE_INDEX);
-        r = RREG32(PCIE_DATA);
-        return r;
-}
-
-void rv515_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
-{
-        WREG32(PCIE_INDEX, ((reg) & 0x7ff));
-        (void)RREG32(PCIE_INDEX);
-        WREG32(PCIE_DATA, (v));
-        (void)RREG32(PCIE_DATA);
-}
-
-
 /*
  * Debugfs info
  */
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index d258b02aef44..827da0858136 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -674,7 +674,14 @@ omap_i2c_isr(int this_irq, void *dev_id)
 
                 err = 0;
 complete:
-                omap_i2c_write_reg(dev, OMAP_I2C_STAT_REG, stat);
+                /*
+                 * Ack the stat in one go, but [R/X]DR and [R/X]RDY should be
+                 * acked after the data operation is complete.
+                 * Ref: TRM SWPU114Q Figure 18-31
+                 */
+                omap_i2c_write_reg(dev, OMAP_I2C_STAT_REG, stat &
+                                ~(OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |
+                                OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
 
                 if (stat & OMAP_I2C_STAT_NACK) {
                         err |= OMAP_I2C_STAT_NACK;
@@ -687,6 +694,9 @@ complete:
                 }
                 if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |
                                         OMAP_I2C_STAT_AL)) {
+                        omap_i2c_ack_stat(dev, stat &
+                                (OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |
+                                OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
                         omap_i2c_complete_cmd(dev, err);
                         return IRQ_HANDLED;
                 }
@@ -774,7 +784,7 @@ complete:
                                  * memory to the I2C interface.
                                  */
 
-                                if (cpu_is_omap34xx()) {
+                                if (dev->rev <= OMAP_I2C_REV_ON_3430) {
                                                 while (!(stat & OMAP_I2C_STAT_XUDF)) {
                                                         if (stat & (OMAP_I2C_STAT_NACK | OMAP_I2C_STAT_AL)) {
                                                                 omap_i2c_ack_stat(dev, stat & (OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
index 182e711318ba..d2728a28a8db 100644
--- a/drivers/i2c/busses/i2c-stu300.c
+++ b/drivers/i2c/busses/i2c-stu300.c
@@ -117,7 +117,8 @@ enum stu300_error {
         STU300_ERROR_NONE = 0,
         STU300_ERROR_ACKNOWLEDGE_FAILURE,
         STU300_ERROR_BUS_ERROR,
-        STU300_ERROR_ARBITRATION_LOST
+        STU300_ERROR_ARBITRATION_LOST,
+        STU300_ERROR_UNKNOWN
 };
 
 /* timeout waiting for the controller to respond */
@@ -127,7 +128,7 @@ enum stu300_error {
  * The number of address send athemps tried before giving up.
  * If the first one failes it seems like 5 to 8 attempts are required.
  */
-#define NUM_ADDR_RESEND_ATTEMPTS 10
+#define NUM_ADDR_RESEND_ATTEMPTS 12
 
 /* I2C clock speed, in Hz 0-400kHz*/
 static unsigned int scl_frequency = 100000;
@@ -149,6 +150,7 @@ module_param(scl_frequency, uint,  0644);
  * @msg_index: index of current message
  * @msg_len: length of current message
  */
+
 struct stu300_dev {
         struct platform_device  *pdev;
         struct i2c_adapter      adapter;
@@ -188,6 +190,27 @@ static inline u32 stu300_r8(void __iomem *address)
         return readl(address) & 0x000000FFU;
 }
 
+static void stu300_irq_enable(struct stu300_dev *dev)
+{
+        u32 val;
+        val = stu300_r8(dev->virtbase + I2C_CR);
+        val |= I2C_CR_INTERRUPT_ENABLE;
+        /* Twice paranoia (possible HW glitch) */
+        stu300_wr8(val, dev->virtbase + I2C_CR);
+        stu300_wr8(val, dev->virtbase + I2C_CR);
+}
+
+static void stu300_irq_disable(struct stu300_dev *dev)
+{
+        u32 val;
+        val = stu300_r8(dev->virtbase + I2C_CR);
+        val &= ~I2C_CR_INTERRUPT_ENABLE;
+        /* Twice paranoia (possible HW glitch) */
+        stu300_wr8(val, dev->virtbase + I2C_CR);
+        stu300_wr8(val, dev->virtbase + I2C_CR);
+}
+
+
 /*
  * Tells whether a certain event or events occurred in
  * response to a command. The events represent states in
@@ -196,9 +219,10 @@ static inline u32 stu300_r8(void __iomem *address)
  * documentation and can only be treated as abstract state
  * machine states.
  *
- * @ret 0 = event has not occurred, any other value means
- * the event occurred.
+ * @ret 0 = event has not occurred or unknown error, any
+ * other value means the correct event occurred or an error.
  */
+
 static int stu300_event_occurred(struct stu300_dev *dev,
                                    enum stu300_event mr_event) {
         u32 status1;
@@ -206,11 +230,28 @@ static int stu300_event_occurred(struct stu300_dev *dev,
 
         /* What event happened? */
         status1 = stu300_r8(dev->virtbase + I2C_SR1);
+
         if (!(status1 & I2C_SR1_EVF_IND))
                 /* No event at all */
                 return 0;
+
         status2 = stu300_r8(dev->virtbase + I2C_SR2);
 
+        /* Block any multiple interrupts */
+        stu300_irq_disable(dev);
+
+        /* Check for errors first */
+        if (status2 & I2C_SR2_AF_IND) {
+                dev->cmd_err = STU300_ERROR_ACKNOWLEDGE_FAILURE;
+                return 1;
+        } else if (status2 & I2C_SR2_BERR_IND) {
+                dev->cmd_err = STU300_ERROR_BUS_ERROR;
+                return 1;
+        } else if (status2 & I2C_SR2_ARLO_IND) {
+                dev->cmd_err = STU300_ERROR_ARBITRATION_LOST;
+                return 1;
+        }
+
         switch (mr_event) {
         case STU300_EVENT_1:
                 if (status1 & I2C_SR1_ADSL_IND)
@@ -221,10 +262,6 @@ static int stu300_event_occurred(struct stu300_dev *dev,
         case STU300_EVENT_7:
         case STU300_EVENT_8:
                 if (status1 & I2C_SR1_BTF_IND) {
-                        if (status2 & I2C_SR2_AF_IND)
-                                dev->cmd_err = STU300_ERROR_ACKNOWLEDGE_FAILURE;
-                        else if (status2 & I2C_SR2_BERR_IND)
-                                dev->cmd_err = STU300_ERROR_BUS_ERROR;
                         return 1;
                 }
                 break;
@@ -240,8 +277,6 @@ static int stu300_event_occurred(struct stu300_dev *dev,
         case STU300_EVENT_6:
                 if (status2 & I2C_SR2_ENDAD_IND) {
                         /* First check for any errors */
-                        if (status2 & I2C_SR2_AF_IND)
-                                dev->cmd_err = STU300_ERROR_ACKNOWLEDGE_FAILURE;
                         return 1;
                 }
                 break;
@@ -252,8 +287,15 @@ static int stu300_event_occurred(struct stu300_dev *dev,
         default:
                 break;
         }
-        if (status2 & I2C_SR2_ARLO_IND)
-                dev->cmd_err = STU300_ERROR_ARBITRATION_LOST;
+        /* If we get here, we're on thin ice.
+         * Here we are in a status where we have
+         * gotten a response that does not match
+         * what we requested.
+         */
+        dev->cmd_err = STU300_ERROR_UNKNOWN;
+        dev_err(&dev->pdev->dev,
+                "Unhandled interrupt! %d sr1: 0x%x sr2: 0x%x\n",
+                mr_event, status1, status2);
         return 0;
 }
 
@@ -262,21 +304,20 @@ static irqreturn_t stu300_irh(int irq, void *data)
         struct stu300_dev *dev = data;
         int res;
 
+        /* Just make sure that the block is clocked */
+        clk_enable(dev->clk);
+
         /* See if this was what we were waiting for */
         spin_lock(&dev->cmd_issue_lock);
-        if (dev->cmd_event != STU300_EVENT_NONE) {
-                res = stu300_event_occurred(dev, dev->cmd_event);
-                if (res || dev->cmd_err != STU300_ERROR_NONE) {
-                        u32 val;
-
-                        complete(&dev->cmd_complete);
-                        /* Block any multiple interrupts */
-                        val = stu300_r8(dev->virtbase + I2C_CR);
-                        val &= ~I2C_CR_INTERRUPT_ENABLE;
-                        stu300_wr8(val, dev->virtbase + I2C_CR);
-                }
-        }
+
+        res = stu300_event_occurred(dev, dev->cmd_event);
+        if (res || dev->cmd_err != STU300_ERROR_NONE)
+                complete(&dev->cmd_complete);
+
         spin_unlock(&dev->cmd_issue_lock);
+
+        clk_disable(dev->clk);
+
         return IRQ_HANDLED;
 }
 
@@ -308,7 +349,6 @@ static int stu300_start_and_await_event(struct stu300_dev *dev,
         stu300_wr8(cr_value, dev->virtbase + I2C_CR);
         ret = wait_for_completion_interruptible_timeout(&dev->cmd_complete,
                                                         STU300_TIMEOUT);
-
         if (ret < 0) {
                 dev_err(&dev->pdev->dev,
                        "wait_for_completion_interruptible_timeout() "
@@ -342,7 +382,6 @@ static int stu300_await_event(struct stu300_dev *dev,
                                 enum stu300_event mr_event)
 {
         int ret;
-        u32 val;
 
         if (unlikely(irqs_disabled())) {
                 /* TODO: implement polling for this case if need be. */
@@ -354,36 +393,18 @@ static int stu300_await_event(struct stu300_dev *dev,
         /* Is it already here? */
         spin_lock_irq(&dev->cmd_issue_lock);
         dev->cmd_err = STU300_ERROR_NONE;
-        if (stu300_event_occurred(dev, mr_event)) {
-                spin_unlock_irq(&dev->cmd_issue_lock);
-                goto exit_await_check_err;
-        }
-        init_completion(&dev->cmd_complete);
-        dev->cmd_err = STU300_ERROR_NONE;
         dev->cmd_event = mr_event;
 
-        /* Turn on the I2C interrupt for current operation */
-        val = stu300_r8(dev->virtbase + I2C_CR);
-        val |= I2C_CR_INTERRUPT_ENABLE;
-        stu300_wr8(val, dev->virtbase + I2C_CR);
-
-        /* Twice paranoia (possible HW glitch) */
-        stu300_wr8(val, dev->virtbase + I2C_CR);
+        init_completion(&dev->cmd_complete);
 
-        /* Check again: is it already here? */
-        if (unlikely(stu300_event_occurred(dev, mr_event))) {
-                /* Disable IRQ again. */
-                val &= ~I2C_CR_INTERRUPT_ENABLE;
-                stu300_wr8(val, dev->virtbase + I2C_CR);
-                spin_unlock_irq(&dev->cmd_issue_lock);
-                goto exit_await_check_err;
-        }
+        /* Turn on the I2C interrupt for current operation */
+        stu300_irq_enable(dev);
 
         /* Unlock the command block and wait for the event to occur */
         spin_unlock_irq(&dev->cmd_issue_lock);
+
         ret = wait_for_completion_interruptible_timeout(&dev->cmd_complete,
                                                         STU300_TIMEOUT);
-
         if (ret < 0) {
                 dev_err(&dev->pdev->dev,
                        "wait_for_completion_interruptible_timeout()"
@@ -401,7 +422,6 @@ static int stu300_await_event(struct stu300_dev *dev,
                 return -ETIMEDOUT;
         }
 
- exit_await_check_err:
         if (dev->cmd_err != STU300_ERROR_NONE) {
                 if (mr_event != STU300_EVENT_6) {
                         dev_err(&dev->pdev->dev, "controller "
@@ -457,18 +477,19 @@ struct stu300_clkset {
 };
 
 static const struct stu300_clkset stu300_clktable[] = {
-        { 0, 0xFFU },
-        { 2500000, I2C_OAR2_FR_25_10MHZ },
-        { 10000000, I2C_OAR2_FR_10_1667MHZ },
-        { 16670000, I2C_OAR2_FR_1667_2667MHZ },
-        { 26670000, I2C_OAR2_FR_2667_40MHZ },
-        { 40000000, I2C_OAR2_FR_40_5333MHZ },
-        { 53330000, I2C_OAR2_FR_5333_66MHZ },
-        { 66000000, I2C_OAR2_FR_66_80MHZ },
-        { 80000000, I2C_OAR2_FR_80_100MHZ },
+        { 0,         0xFFU },
+        { 2500000,   I2C_OAR2_FR_25_10MHZ },
+        { 10000000,  I2C_OAR2_FR_10_1667MHZ },
+        { 16670000,  I2C_OAR2_FR_1667_2667MHZ },
+        { 26670000,  I2C_OAR2_FR_2667_40MHZ },
+        { 40000000,  I2C_OAR2_FR_40_5333MHZ },
+        { 53330000,  I2C_OAR2_FR_5333_66MHZ },
+        { 66000000,  I2C_OAR2_FR_66_80MHZ },
+        { 80000000,  I2C_OAR2_FR_80_100MHZ },
         { 100000000, 0xFFU },
 };
 
+
 static int stu300_set_clk(struct stu300_dev *dev, unsigned long clkrate)
 {
 
@@ -494,10 +515,10 @@ static int stu300_set_clk(struct stu300_dev *dev, unsigned long clkrate)
 
         if (dev->speed > 100000)
                 /* Fast Mode I2C */
-                val = ((clkrate/dev->speed)-9)/3;
+                val = ((clkrate/dev->speed) - 9)/3 + 1;
         else
                 /* Standard Mode I2C */
-                val = ((clkrate/dev->speed)-7)/2;
+                val = ((clkrate/dev->speed) - 7)/2 + 1;
 
         /* According to spec the divider must be > 2 */
         if (val < 0x002) {
@@ -557,6 +578,7 @@ static int stu300_init_hw(struct stu300_dev *dev)
          */
         clkrate = clk_get_rate(dev->clk);
         ret = stu300_set_clk(dev, clkrate);
+
         if (ret)
                 return ret;
         /*
@@ -641,7 +663,6 @@ static int stu300_xfer_msg(struct i2c_adapter *adap,
         int attempts = 0;
         struct stu300_dev *dev = i2c_get_adapdata(adap);
 
-
         clk_enable(dev->clk);
 
         /* Remove this if (0) to trace each and every message. */
@@ -715,14 +736,15 @@ static int stu300_xfer_msg(struct i2c_adapter *adap,
 
         if (attempts < NUM_ADDR_RESEND_ATTEMPTS && attempts > 0) {
                 dev_dbg(&dev->pdev->dev, "managed to get address "
-                       "through after %d attempts\n", attempts);
+                        "through after %d attempts\n", attempts);
         } else if (attempts == NUM_ADDR_RESEND_ATTEMPTS) {
                 dev_dbg(&dev->pdev->dev, "I give up, tried %d times "
-                       "to resend address.\n",
-                       NUM_ADDR_RESEND_ATTEMPTS);
+                        "to resend address.\n",
+                        NUM_ADDR_RESEND_ATTEMPTS);
                 goto exit_disable;
         }
 
+
         if (msg->flags & I2C_M_RD) {
                 /* READ: we read the actual bytes one at a time */
                 for (i = 0; i < msg->len; i++) {
@@ -804,8 +826,10 @@ static int stu300_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
 {
         int ret = -1;
         int i;
+
         struct stu300_dev *dev = i2c_get_adapdata(adap);
         dev->msg_len = num;
+
         for (i = 0; i < num; i++) {
                 /*
                  * Another driver appears to send stop for each message,
@@ -817,6 +841,7 @@ static int stu300_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
                 dev->msg_index = i;
 
                 ret = stu300_xfer_msg(adap, &msgs[i], (i == (num - 1)));
+
                 if (ret != 0) {
                         num = ret;
                         break;
@@ -845,6 +870,7 @@ stu300_probe(struct platform_device *pdev)
         struct resource *res;
         int bus_nr;
         int ret = 0;
+        char clk_name[] = "I2C0";
 
         dev = kzalloc(sizeof(struct stu300_dev), GFP_KERNEL);
         if (!dev) {
@@ -854,7 +880,8 @@ stu300_probe(struct platform_device *pdev)
         }
 
         bus_nr = pdev->id;
-        dev->clk = clk_get(&pdev->dev, NULL);
+        clk_name[3] += (char)bus_nr;
+        dev->clk = clk_get(&pdev->dev, clk_name);
         if (IS_ERR(dev->clk)) {
                 ret = PTR_ERR(dev->clk);
                 dev_err(&pdev->dev, "could not retrieve i2c bus clock\n");
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 4cfd084fa897..9a1d55b74d7a 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -456,8 +456,11 @@ static int joydev_ioctl_common(struct joydev *joydev,
                                 unsigned int cmd, void __user *argp)
 {
         struct input_dev *dev = joydev->handle.dev;
+        size_t len;
         int i, j;
+        const char *name;
 
+        /* Process fixed-sized commands. */
         switch (cmd) {
 
         case JS_SET_CAL:
@@ -499,9 +502,22 @@ static int joydev_ioctl_common(struct joydev *joydev,
                 return copy_to_user(argp, joydev->corr,
                         sizeof(joydev->corr[0]) * joydev->nabs) ? -EFAULT : 0;
 
-        case JSIOCSAXMAP:
-                if (copy_from_user(joydev->abspam, argp,
-                                   sizeof(__u8) * (ABS_MAX + 1)))
+        }
+
+        /*
+         * Process variable-sized commands (the axis and button map commands
+         * are considered variable-sized to decouple them from the values of
+         * ABS_MAX and KEY_MAX).
+         */
+        switch (cmd & ~IOCSIZE_MASK) {
+
+        case (JSIOCSAXMAP & ~IOCSIZE_MASK):
+                len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->abspam));
+                /*
+                 * FIXME: we should not copy into our axis map before
+                 * validating the data.
+                 */
+                if (copy_from_user(joydev->abspam, argp, len))
                         return -EFAULT;
 
                 for (i = 0; i < joydev->nabs; i++) {
@@ -511,13 +527,17 @@ static int joydev_ioctl_common(struct joydev *joydev,
                 }
                 return 0;
 
-        case JSIOCGAXMAP:
-                return copy_to_user(argp, joydev->abspam,
-                        sizeof(__u8) * (ABS_MAX + 1)) ? -EFAULT : 0;
-
-        case JSIOCSBTNMAP:
-                if (copy_from_user(joydev->keypam, argp,
-                                   sizeof(__u16) * (KEY_MAX - BTN_MISC + 1)))
+        case (JSIOCGAXMAP & ~IOCSIZE_MASK):
+                len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->abspam));
+                return copy_to_user(argp, joydev->abspam, len) ? -EFAULT : 0;
+
+        case (JSIOCSBTNMAP & ~IOCSIZE_MASK):
+                len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->keypam));
+                /*
+                 * FIXME: we should not copy into our keymap before
+                 * validating the data.
+                 */
+                if (copy_from_user(joydev->keypam, argp, len))
                         return -EFAULT;
 
                 for (i = 0; i < joydev->nkey; i++) {
@@ -529,25 +549,19 @@ static int joydev_ioctl_common(struct joydev *joydev,
 
                 return 0;
 
-        case JSIOCGBTNMAP:
-                return copy_to_user(argp, joydev->keypam,
-                        sizeof(__u16) * (KEY_MAX - BTN_MISC + 1)) ? -EFAULT : 0;
+        case (JSIOCGBTNMAP & ~IOCSIZE_MASK):
+                len = min_t(size_t, _IOC_SIZE(cmd), sizeof(joydev->keypam));
+                return copy_to_user(argp, joydev->keypam, len) ? -EFAULT : 0;
 
-        default:
-                if ((cmd & ~IOCSIZE_MASK) == JSIOCGNAME(0)) {
-                        int len;
-                        const char *name = dev->name;
-
-                        if (!name)
-                                return 0;
-                        len = strlen(name) + 1;
-                        if (len > _IOC_SIZE(cmd))
-                                len = _IOC_SIZE(cmd);
-                        if (copy_to_user(argp, name, len))
-                                return -EFAULT;
-                        return len;
-                }
+        case JSIOCGNAME(0):
+                name = dev->name;
+                if (!name)
+                        return 0;
+
+                len = min_t(size_t, _IOC_SIZE(cmd), strlen(name) + 1);
+                return copy_to_user(argp, name, len) ? -EFAULT : len;
         }
+
         return -EINVAL;
 }
 
diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c
index baabf8302645..f6c688cae334 100644
--- a/drivers/input/joystick/iforce/iforce-main.c
+++ b/drivers/input/joystick/iforce/iforce-main.c
@@ -74,6 +74,7 @@ static struct iforce_device iforce_device[] = {
         { 0x05ef, 0x8884, "AVB Mag Turbo Force",                        btn_avb_wheel, abs_wheel, ff_iforce },
         { 0x05ef, 0x8888, "AVB Top Shot Force Feedback Racing Wheel",   btn_avb_tw, abs_wheel, ff_iforce }, //?
         { 0x061c, 0xc0a4, "ACT LABS Force RS",                          btn_wheel, abs_wheel, ff_iforce }, //?
+        { 0x061c, 0xc084, "ACT LABS Force RS",                          btn_wheel, abs_wheel, ff_iforce },
         { 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback",       btn_wheel, abs_wheel, ff_iforce }, //?
         { 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel",      btn_wheel, abs_wheel, ff_iforce }, //?
         { 0x06f8, 0x0004, "Gullemot Jet Leader 3D",                     btn_joystick, abs_joystick, ff_iforce }, //?
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index f83185aeb511..9f289d8f52c6 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -223,6 +223,7 @@ static struct usb_device_id iforce_usb_ids [] = {
         { USB_DEVICE(0x05ef, 0x8884) },         /* AVB Mag Turbo Force */
         { USB_DEVICE(0x05ef, 0x8888) },         /* AVB Top Shot FFB Racing Wheel */
         { USB_DEVICE(0x061c, 0xc0a4) },         /* ACT LABS Force RS */
+        { USB_DEVICE(0x061c, 0xc084) },         /* ACT LABS Force RS */
         { USB_DEVICE(0x06f8, 0x0001) },         /* Guillemot Race Leader Force Feedback */
         { USB_DEVICE(0x06f8, 0x0004) },         /* Guillemot Force Feedback Racing Wheel */
         { USB_DEVICE(0x06f8, 0xa302) },         /* Guillemot Jet Leader 3D */
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index a9d5031b855e..ea30c983a33e 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -388,6 +388,32 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
         return result;
 }
 
+static int wacom_query_tablet_data(struct usb_interface *intf)
+{
+        unsigned char *rep_data;
+        int limit = 0;
+        int error;
+
+        rep_data = kmalloc(2, GFP_KERNEL);
+        if (!rep_data)
+                return -ENOMEM;
+
+        do {
+                rep_data[0] = 2;
+                rep_data[1] = 2;
+                error = usb_set_report(intf, WAC_HID_FEATURE_REPORT,
+                                        2, rep_data, 2);
+                if (error >= 0)
+                        error = usb_get_report(intf,
+                                                WAC_HID_FEATURE_REPORT, 2,
+                                                rep_data, 2);
+        } while ((error < 0 || rep_data[1] != 2) && limit++ < 5);
+
+        kfree(rep_data);
+
+        return error < 0 ? error : 0;
+}
+
 static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
         struct usb_device *dev = interface_to_usbdev(intf);
@@ -398,7 +424,6 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
         struct wacom_features *features;
         struct input_dev *input_dev;
         int error = -ENOMEM;
-        char rep_data[2], limit = 0;
         struct hid_descriptor *hid_desc;
 
         wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL);
@@ -489,20 +514,10 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
 
         /*
          * Ask the tablet to report tablet data if it is not a Tablet PC.
-         * Repeat until it succeeds
+         * Note that if query fails it is not a hard failure.
          */
-        if (wacom_wac->features->type != TABLETPC) {
-                do {
-                        rep_data[0] = 2;
-                        rep_data[1] = 2;
-                        error = usb_set_report(intf, WAC_HID_FEATURE_REPORT,
-                                                2, rep_data, 2);
-                        if (error >= 0)
-                                error = usb_get_report(intf,
-                                                WAC_HID_FEATURE_REPORT, 2,
-                                                rep_data, 2);
-                } while ((error < 0 || rep_data[1] != 2) && limit++ < 5);
-        }
+        if (wacom_wac->features->type != TABLETPC)
+                wacom_query_tablet_data(intf);
 
         usb_set_intfdata(intf, wacom);
         return 0;
diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c
index 6954f5500108..3a7a58222f83 100644
--- a/drivers/input/touchscreen/ucb1400_ts.c
+++ b/drivers/input/touchscreen/ucb1400_ts.c
@@ -170,11 +170,11 @@ static void ucb1400_handle_pending_irq(struct ucb1400_ts *ucb)
         ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, isr);
         ucb1400_reg_write(ucb->ac97, UCB_IE_CLEAR, 0);
 
-        if (isr & UCB_IE_TSPX) {
+        if (isr & UCB_IE_TSPX)
                 ucb1400_ts_irq_disable(ucb->ac97);
-                enable_irq(ucb->irq);
-        } else
-                printk(KERN_ERR "ucb1400: unexpected IE_STATUS = %#x\n", isr);
+        else
+                dev_dbg(&ucb->ts_idev->dev, "ucb1400: unexpected IE_STATUS = %#x\n", isr);
+        enable_irq(ucb->irq);
 }
 
 static int ucb1400_ts_thread(void *_ucb)
@@ -345,6 +345,7 @@ static int ucb1400_ts_detect_irq(struct ucb1400_ts *ucb)
 static int ucb1400_ts_probe(struct platform_device *dev)
 {
         int error, x_res, y_res;
+        u16 fcsr;
         struct ucb1400_ts *ucb = dev->dev.platform_data;
 
         ucb->ts_idev = input_allocate_device();
@@ -382,6 +383,14 @@ static int ucb1400_ts_probe(struct platform_device *dev)
         ucb->ts_idev->evbit[0]          = BIT_MASK(EV_ABS) | BIT_MASK(EV_KEY);
         ucb->ts_idev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
 
+        /*
+         * Enable ADC filter to prevent horrible jitter on Colibri.
+         * This also further reduces jitter on boards where ADCSYNC
+         * pin is connected.
+         */
+        fcsr = ucb1400_reg_read(ucb->ac97, UCB_FCSR);
+        ucb1400_reg_write(ucb->ac97, UCB_FCSR, fcsr | UCB_FCSR_AVE);
+
         ucb1400_adc_enable(ucb->ac97);
         x_res = ucb1400_ts_read_xres(ucb);
         y_res = ucb1400_ts_read_yres(ucb);
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c
index 0ca1ee768a1f..8ce74d95ae4d 100644
--- a/drivers/md/dm-log-userspace-transfer.c
+++ b/drivers/md/dm-log-userspace-transfer.c
@@ -108,7 +108,7 @@ static int fill_pkg(struct cn_msg *msg, struct dm_ulog_request *tfr)
                                 *(pkg->data_size) = 0;
                 } else if (tfr->data_size > *(pkg->data_size)) {
                         DMERR("Insufficient space to receive package [%u] "
-                              "(%u vs %lu)", tfr->request_type,
+                              "(%u vs %zu)", tfr->request_type,
                               tfr->data_size, *(pkg->data_size));
 
                         *(pkg->data_size) = 0;
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 103f2d33fa89..9dd872000cec 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4364,6 +4364,7 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open)
                 if (mode == 1)
                         set_disk_ro(disk, 1);
                 clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);
+                err = 0;
         }
 out:
         mutex_unlock(&mddev->open_mutex);
diff --git a/drivers/media/common/tuners/qt1010.c b/drivers/media/common/tuners/qt1010.c
index 825aa1412e6f..9f5dba244cb8 100644
--- a/drivers/media/common/tuners/qt1010.c
+++ b/drivers/media/common/tuners/qt1010.c
@@ -64,24 +64,22 @@ static int qt1010_writereg(struct qt1010_priv *priv, u8 reg, u8 val)
 /* dump all registers */
 static void qt1010_dump_regs(struct qt1010_priv *priv)
 {
-        char buf[52], buf2[4];
         u8 reg, val;
 
         for (reg = 0; ; reg++) {
                 if (reg % 16 == 0) {
                         if (reg)
-                                printk("%s\n", buf);
-                        sprintf(buf, "%02x: ", reg);
+                                printk(KERN_CONT "\n");
+                        printk(KERN_DEBUG "%02x:", reg);
                 }
                 if (qt1010_readreg(priv, reg, &val) == 0)
-                        sprintf(buf2, "%02x ", val);
+                        printk(KERN_CONT " %02x", val);
                 else
-                        strcpy(buf2, "-- ");
-                strcat(buf, buf2);
+                        printk(KERN_CONT " --");
                 if (reg == 0x2f)
                         break;
         }
-        printk("%s\n", buf);
+        printk(KERN_CONT "\n");
 }
 
 static int qt1010_set_params(struct dvb_frontend *fe,
diff --git a/drivers/media/common/tuners/tuner-xc2028.c b/drivers/media/common/tuners/tuner-xc2028.c
index aa20ce8cc668..f270e605da83 100644
--- a/drivers/media/common/tuners/tuner-xc2028.c
+++ b/drivers/media/common/tuners/tuner-xc2028.c
@@ -1119,8 +1119,8 @@ static int xc2028_sleep(struct dvb_frontend *fe)
         struct xc2028_data *priv = fe->tuner_priv;
         int rc = 0;
 
-        /* Avoid firmware reload on slow devices */
-        if (no_poweroff)
+        /* Avoid firmware reload on slow devices or if PM disabled */
+        if (no_poweroff || priv->ctrl.disable_power_mgmt)
                 return 0;
 
         tuner_dbg("Putting xc2028/3028 into poweroff mode.\n");
diff --git a/drivers/media/common/tuners/tuner-xc2028.h b/drivers/media/common/tuners/tuner-xc2028.h
index 19de7928a74e..a90c35d50add 100644
--- a/drivers/media/common/tuners/tuner-xc2028.h
+++ b/drivers/media/common/tuners/tuner-xc2028.h
@@ -38,6 +38,7 @@ struct xc2028_ctrl {
         unsigned int            input1:1;
         unsigned int            vhfbw7:1;
         unsigned int            uhfbw8:1;
+        unsigned int            disable_power_mgmt:1;
         unsigned int            demod;
         enum firmware_type      type:2;
 };
diff --git a/drivers/media/dvb/dvb-usb/af9015.c b/drivers/media/dvb/dvb-usb/af9015.c
index 4cb31e7c13c2..26690dfb3260 100644
--- a/drivers/media/dvb/dvb-usb/af9015.c
+++ b/drivers/media/dvb/dvb-usb/af9015.c
@@ -81,7 +81,6 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
 
         switch (req->cmd) {
         case GET_CONFIG:
-        case BOOT:
         case READ_MEMORY:
         case RECONNECT_USB:
         case GET_IR_CODE:
@@ -100,6 +99,7 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
         case WRITE_VIRTUAL_MEMORY:
         case COPY_FIRMWARE:
         case DOWNLOAD_FIRMWARE:
+        case BOOT:
                 break;
         default:
                 err("unknown command:%d", req->cmd);
diff --git a/drivers/media/dvb/frontends/cx22700.c b/drivers/media/dvb/frontends/cx22700.c
index ace5cb17165d..fbd838eca268 100644
--- a/drivers/media/dvb/frontends/cx22700.c
+++ b/drivers/media/dvb/frontends/cx22700.c
@@ -380,7 +380,7 @@ struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
         struct cx22700_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct cx22700_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct cx22700_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/cx22702.c b/drivers/media/dvb/frontends/cx22702.c
index 5d1abe34bddb..00b5c7e91d5d 100644
--- a/drivers/media/dvb/frontends/cx22702.c
+++ b/drivers/media/dvb/frontends/cx22702.c
@@ -580,7 +580,7 @@ struct dvb_frontend *cx22702_attach(const struct cx22702_config *config,
         struct cx22702_state *state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct cx22702_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct cx22702_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/cx24110.c b/drivers/media/dvb/frontends/cx24110.c
index 87ae29db024f..ffbcfabd83f0 100644
--- a/drivers/media/dvb/frontends/cx24110.c
+++ b/drivers/media/dvb/frontends/cx24110.c
@@ -598,7 +598,7 @@ struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
         int ret;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct cx24110_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct cx24110_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/dvb_dummy_fe.c b/drivers/media/dvb/frontends/dvb_dummy_fe.c
index db8a937cc630..a7fc7e53a551 100644
--- a/drivers/media/dvb/frontends/dvb_dummy_fe.c
+++ b/drivers/media/dvb/frontends/dvb_dummy_fe.c
@@ -117,7 +117,7 @@ struct dvb_frontend* dvb_dummy_fe_ofdm_attach(void)
         struct dvb_dummy_fe_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* create dvb_frontend */
@@ -137,7 +137,7 @@ struct dvb_frontend *dvb_dummy_fe_qpsk_attach(void)
         struct dvb_dummy_fe_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* create dvb_frontend */
@@ -157,7 +157,7 @@ struct dvb_frontend *dvb_dummy_fe_qam_attach(void)
         struct dvb_dummy_fe_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct dvb_dummy_fe_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* create dvb_frontend */
diff --git a/drivers/media/dvb/frontends/l64781.c b/drivers/media/dvb/frontends/l64781.c
index e1e70e9e0cb9..3051b64aa17c 100644
--- a/drivers/media/dvb/frontends/l64781.c
+++ b/drivers/media/dvb/frontends/l64781.c
@@ -501,7 +501,7 @@ struct dvb_frontend* l64781_attach(const struct l64781_config* config,
                            { .addr = config->demod_address, .flags = I2C_M_RD, .buf = b1, .len = 1 } };
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct l64781_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct l64781_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/lgs8gl5.c b/drivers/media/dvb/frontends/lgs8gl5.c
index 855852fddf22..bb37ed289a05 100644
--- a/drivers/media/dvb/frontends/lgs8gl5.c
+++ b/drivers/media/dvb/frontends/lgs8gl5.c
@@ -387,7 +387,7 @@ lgs8gl5_attach(const struct lgs8gl5_config *config, struct i2c_adapter *i2c)
         dprintk("%s\n", __func__);
 
         /* Allocate memory for the internal state */
-        state = kmalloc(sizeof(struct lgs8gl5_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct lgs8gl5_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/mt312.c b/drivers/media/dvb/frontends/mt312.c
index a621f727935f..f69daaac78c9 100644
--- a/drivers/media/dvb/frontends/mt312.c
+++ b/drivers/media/dvb/frontends/mt312.c
@@ -782,7 +782,7 @@ struct dvb_frontend *mt312_attach(const struct mt312_config *config,
         struct mt312_state *state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct mt312_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct mt312_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/nxt6000.c b/drivers/media/dvb/frontends/nxt6000.c
index 0eef22dbf8a0..a763ec756f7f 100644
--- a/drivers/media/dvb/frontends/nxt6000.c
+++ b/drivers/media/dvb/frontends/nxt6000.c
@@ -545,7 +545,7 @@ struct dvb_frontend* nxt6000_attach(const struct nxt6000_config* config,
         struct nxt6000_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct nxt6000_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct nxt6000_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/or51132.c b/drivers/media/dvb/frontends/or51132.c
index 8133ea3cddd7..38e67accb8c3 100644
--- a/drivers/media/dvb/frontends/or51132.c
+++ b/drivers/media/dvb/frontends/or51132.c
@@ -562,7 +562,7 @@ struct dvb_frontend* or51132_attach(const struct or51132_config* config,
         struct or51132_state* state = NULL;
 
         /* Allocate memory for the internal state */
-        state = kmalloc(sizeof(struct or51132_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct or51132_state), GFP_KERNEL);
         if (state == NULL)
                 return NULL;
 
diff --git a/drivers/media/dvb/frontends/or51211.c b/drivers/media/dvb/frontends/or51211.c
index 16cf2fdd5d7d..c709ce6771c8 100644
--- a/drivers/media/dvb/frontends/or51211.c
+++ b/drivers/media/dvb/frontends/or51211.c
@@ -527,7 +527,7 @@ struct dvb_frontend* or51211_attach(const struct or51211_config* config,
         struct or51211_state* state = NULL;
 
         /* Allocate memory for the internal state */
-        state = kmalloc(sizeof(struct or51211_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct or51211_state), GFP_KERNEL);
         if (state == NULL)
                 return NULL;
 
diff --git a/drivers/media/dvb/frontends/s5h1409.c b/drivers/media/dvb/frontends/s5h1409.c
index 3e08d985d6e5..fb3011518427 100644
--- a/drivers/media/dvb/frontends/s5h1409.c
+++ b/drivers/media/dvb/frontends/s5h1409.c
@@ -796,7 +796,7 @@ struct dvb_frontend *s5h1409_attach(const struct s5h1409_config *config,
         u16 reg;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct s5h1409_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct s5h1409_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/s5h1411.c b/drivers/media/dvb/frontends/s5h1411.c
index 66e2dd6d6fe4..d8adf1e32019 100644
--- a/drivers/media/dvb/frontends/s5h1411.c
+++ b/drivers/media/dvb/frontends/s5h1411.c
@@ -844,7 +844,7 @@ struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config,
         u16 reg;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct s5h1411_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct s5h1411_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/si21xx.c b/drivers/media/dvb/frontends/si21xx.c
index 0bd16af8a6cd..9552a22ccffb 100644
--- a/drivers/media/dvb/frontends/si21xx.c
+++ b/drivers/media/dvb/frontends/si21xx.c
@@ -928,7 +928,7 @@ struct dvb_frontend *si21xx_attach(const struct si21xx_config *config,
         dprintk("%s\n", __func__);
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct si21xx_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct si21xx_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/sp8870.c b/drivers/media/dvb/frontends/sp8870.c
index 1c9a9b4051b9..b85eb60a893e 100644
--- a/drivers/media/dvb/frontends/sp8870.c
+++ b/drivers/media/dvb/frontends/sp8870.c
@@ -557,7 +557,7 @@ struct dvb_frontend* sp8870_attach(const struct sp8870_config* config,
         struct sp8870_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct sp8870_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct sp8870_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/sp887x.c b/drivers/media/dvb/frontends/sp887x.c
index 559509ab4dab..4a7c3d842608 100644
--- a/drivers/media/dvb/frontends/sp887x.c
+++ b/drivers/media/dvb/frontends/sp887x.c
@@ -557,7 +557,7 @@ struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
         struct sp887x_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct sp887x_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct sp887x_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/stv0288.c b/drivers/media/dvb/frontends/stv0288.c
index ff1194de34c0..2930a5d6768a 100644
--- a/drivers/media/dvb/frontends/stv0288.c
+++ b/drivers/media/dvb/frontends/stv0288.c
@@ -570,7 +570,7 @@ struct dvb_frontend *stv0288_attach(const struct stv0288_config *config,
         int id;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct stv0288_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct stv0288_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/stv0297.c b/drivers/media/dvb/frontends/stv0297.c
index 62caf802ed99..4fd7479bb62b 100644
--- a/drivers/media/dvb/frontends/stv0297.c
+++ b/drivers/media/dvb/frontends/stv0297.c
@@ -663,7 +663,7 @@ struct dvb_frontend *stv0297_attach(const struct stv0297_config *config,
         struct stv0297_state *state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct stv0297_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct stv0297_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/stv0299.c b/drivers/media/dvb/frontends/stv0299.c
index 6c1cb1973c6e..968874469726 100644
--- a/drivers/media/dvb/frontends/stv0299.c
+++ b/drivers/media/dvb/frontends/stv0299.c
@@ -667,7 +667,7 @@ struct dvb_frontend* stv0299_attach(const struct stv0299_config* config,
         int id;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct stv0299_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct stv0299_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c
index f648fdb64bb7..f5d7b3277a2f 100644
--- a/drivers/media/dvb/frontends/tda10021.c
+++ b/drivers/media/dvb/frontends/tda10021.c
@@ -413,7 +413,7 @@ struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
         u8 id;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct tda10021_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct tda10021_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/tda10048.c b/drivers/media/dvb/frontends/tda10048.c
index cc8862ce4aae..4e2a7c8b2f62 100644
--- a/drivers/media/dvb/frontends/tda10048.c
+++ b/drivers/media/dvb/frontends/tda10048.c
@@ -1095,7 +1095,7 @@ struct dvb_frontend *tda10048_attach(const struct tda10048_config *config,
         dprintk(1, "%s()\n", __func__);
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct tda10048_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct tda10048_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/tda1004x.c b/drivers/media/dvb/frontends/tda1004x.c
index 4981cef8b444..f2a8abe0a243 100644
--- a/drivers/media/dvb/frontends/tda1004x.c
+++ b/drivers/media/dvb/frontends/tda1004x.c
@@ -1269,7 +1269,7 @@ struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config,
         int id;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct tda1004x_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct tda1004x_state), GFP_KERNEL);
         if (!state) {
                 printk(KERN_ERR "Can't alocate memory for tda10045 state\n");
                 return NULL;
@@ -1339,7 +1339,7 @@ struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config,
         int id;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct tda1004x_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct tda1004x_state), GFP_KERNEL);
         if (!state) {
                 printk(KERN_ERR "Can't alocate memory for tda10046 state\n");
                 return NULL;
diff --git a/drivers/media/dvb/frontends/tda10086.c b/drivers/media/dvb/frontends/tda10086.c
index a17ce3c4ad86..f2c8faac6f36 100644
--- a/drivers/media/dvb/frontends/tda10086.c
+++ b/drivers/media/dvb/frontends/tda10086.c
@@ -745,7 +745,7 @@ struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
         dprintk ("%s\n", __func__);
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct tda10086_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct tda10086_state), GFP_KERNEL);
         if (!state)
                 return NULL;
 
diff --git a/drivers/media/dvb/frontends/tda8083.c b/drivers/media/dvb/frontends/tda8083.c
index 5b843b2e67e8..9369f7442f27 100644
--- a/drivers/media/dvb/frontends/tda8083.c
+++ b/drivers/media/dvb/frontends/tda8083.c
@@ -417,7 +417,7 @@ struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
         struct tda8083_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct tda8083_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct tda8083_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/ves1820.c b/drivers/media/dvb/frontends/ves1820.c
index a184597f1d9b..6e78e4865515 100644
--- a/drivers/media/dvb/frontends/ves1820.c
+++ b/drivers/media/dvb/frontends/ves1820.c
@@ -374,7 +374,7 @@ struct dvb_frontend* ves1820_attach(const struct ves1820_config* config,
         struct ves1820_state* state = NULL;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct ves1820_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct ves1820_state), GFP_KERNEL);
         if (state == NULL)
                 goto error;
 
diff --git a/drivers/media/dvb/frontends/ves1x93.c b/drivers/media/dvb/frontends/ves1x93.c
index bd558960bd87..8d7854c2fb0c 100644
--- a/drivers/media/dvb/frontends/ves1x93.c
+++ b/drivers/media/dvb/frontends/ves1x93.c
@@ -456,7 +456,7 @@ struct dvb_frontend* ves1x93_attach(const struct ves1x93_config* config,
         u8 identity;
 
         /* allocate memory for the internal state */
-        state = kmalloc(sizeof(struct ves1x93_state), GFP_KERNEL);
+        state = kzalloc(sizeof(struct ves1x93_state), GFP_KERNEL);
         if (state == NULL) goto error;
 
         /* setup the state */
diff --git a/drivers/media/dvb/frontends/zl10353.c b/drivers/media/dvb/frontends/zl10353.c
index 148b6f7f6cb2..66f5c1fb3074 100644
--- a/drivers/media/dvb/frontends/zl10353.c
+++ b/drivers/media/dvb/frontends/zl10353.c
@@ -98,7 +98,6 @@ static int zl10353_read_register(struct zl10353_state *state, u8 reg)
 static void zl10353_dump_regs(struct dvb_frontend *fe)
 {
         struct zl10353_state *state = fe->demodulator_priv;
-        char buf[52], buf2[4];
         int ret;
         u8 reg;
 
@@ -106,19 +105,18 @@ static void zl10353_dump_regs(struct dvb_frontend *fe)
         for (reg = 0; ; reg++) {
                 if (reg % 16 == 0) {
                         if (reg)
-                                printk(KERN_DEBUG "%s\n", buf);
-                        sprintf(buf, "%02x: ", reg);
+                                printk(KERN_CONT "\n");
+                        printk(KERN_DEBUG "%02x:", reg);
                 }
                 ret = zl10353_read_register(state, reg);
                 if (ret >= 0)
-                        sprintf(buf2, "%02x ", (u8)ret);
+                        printk(KERN_CONT " %02x", (u8)ret);
                 else
-                        strcpy(buf2, "-- ");
-                strcat(buf, buf2);
+                        printk(KERN_CONT " --");
                 if (reg == 0xff)
                         break;
         }
-        printk(KERN_DEBUG "%s\n", buf);
+        printk(KERN_CONT "\n");
 }
 
 static void zl10353_calc_nominal_rate(struct dvb_frontend *fe,
diff --git a/drivers/media/dvb/siano/Kconfig b/drivers/media/dvb/siano/Kconfig
index dd863f261672..88847d1dcbb5 100644
--- a/drivers/media/dvb/siano/Kconfig
+++ b/drivers/media/dvb/siano/Kconfig
@@ -4,7 +4,7 @@
 
 config DVB_SIANO_SMS1XXX
         tristate "Siano SMS1XXX USB dongle support"
-        depends on DVB_CORE && USB
+        depends on DVB_CORE && USB && INPUT
         ---help---
           Choose Y here if you have a USB dongle with a SMS1XXX chipset.
 
diff --git a/drivers/media/dvb/siano/sms-cards.c b/drivers/media/dvb/siano/sms-cards.c
index d8b15d583bde..0420e2885e75 100644
--- a/drivers/media/dvb/siano/sms-cards.c
+++ b/drivers/media/dvb/siano/sms-cards.c
@@ -116,99 +116,21 @@ static inline void sms_gpio_assign_11xx_default_led_config(
 
 int sms_board_event(struct smscore_device_t *coredev,
                 enum SMS_BOARD_EVENTS gevent) {
-        int board_id = smscore_get_board_id(coredev);
-        struct sms_board *board = sms_get_board(board_id);
         struct smscore_gpio_config MyGpioConfig;
 
         sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
 
         switch (gevent) {
         case BOARD_EVENT_POWER_INIT: /* including hotplug */
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        /* set I/O and turn off all LEDs */
-                        smscore_gpio_configure(coredev,
-                                        board->board_cfg.leds_power,
-                                        &MyGpioConfig);
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.leds_power, 0);
-                        smscore_gpio_configure(coredev, board->board_cfg.led0,
-                                        &MyGpioConfig);
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.led0, 0);
-                        smscore_gpio_configure(coredev, board->board_cfg.led1,
-                                        &MyGpioConfig);
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.led1, 0);
-                        break;
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
-                        /* set I/O and turn off LNA */
-                        smscore_gpio_configure(coredev,
-                                        board->board_cfg.foreign_lna0_ctrl,
-                                        &MyGpioConfig);
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.foreign_lna0_ctrl,
-                                        0);
-                        break;
-                }
                 break; /* BOARD_EVENT_BIND */
 
         case BOARD_EVENT_POWER_SUSPEND:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.leds_power, 0);
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led0, 0);
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led1, 0);
-                        break;
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.foreign_lna0_ctrl,
-                                        0);
-                        break;
-                }
                 break; /* BOARD_EVENT_POWER_SUSPEND */
 
         case BOARD_EVENT_POWER_RESUME:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.leds_power, 1);
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led0, 1);
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led1, 0);
-                        break;
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.foreign_lna0_ctrl,
-                                        1);
-                        break;
-                }
                 break; /* BOARD_EVENT_POWER_RESUME */
 
         case BOARD_EVENT_BIND:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                                board->board_cfg.leds_power, 1);
-                        smscore_gpio_set_level(coredev,
-                                board->board_cfg.led0, 1);
-                        smscore_gpio_set_level(coredev,
-                                board->board_cfg.led1, 0);
-                        break;
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
-                case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
-                        smscore_gpio_set_level(coredev,
-                                        board->board_cfg.foreign_lna0_ctrl,
-                                        1);
-                        break;
-                }
                 break; /* BOARD_EVENT_BIND */
 
         case BOARD_EVENT_SCAN_PROG:
@@ -218,20 +140,8 @@ int sms_board_event(struct smscore_device_t *coredev,
         case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
                 break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
         case BOARD_EVENT_FE_LOCK:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                        board->board_cfg.led1, 1);
-                        break;
-                }
                 break; /* BOARD_EVENT_FE_LOCK */
         case BOARD_EVENT_FE_UNLOCK:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led1, 0);
-                        break;
-                }
                 break; /* BOARD_EVENT_FE_UNLOCK */
         case BOARD_EVENT_DEMOD_LOCK:
                 break; /* BOARD_EVENT_DEMOD_LOCK */
@@ -248,20 +158,8 @@ int sms_board_event(struct smscore_device_t *coredev,
         case BOARD_EVENT_RECEPTION_LOST_0:
                 break; /* BOARD_EVENT_RECEPTION_LOST_0 */
         case BOARD_EVENT_MULTIPLEX_OK:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led1, 1);
-                        break;
-                }
                 break; /* BOARD_EVENT_MULTIPLEX_OK */
         case BOARD_EVENT_MULTIPLEX_ERRORS:
-                switch (board_id) {
-                case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
-                        smscore_gpio_set_level(coredev,
-                                                board->board_cfg.led1, 0);
-                        break;
-                }
                 break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
 
         default:
diff --git a/drivers/media/dvb/siano/smscoreapi.c b/drivers/media/dvb/siano/smscoreapi.c
index a246903c3341..bd9ab9d0d12a 100644
--- a/drivers/media/dvb/siano/smscoreapi.c
+++ b/drivers/media/dvb/siano/smscoreapi.c
@@ -816,7 +816,7 @@ int smscore_set_device_mode(struct smscore_device_t *coredev, int mode)
 
         sms_debug("set device mode to %d", mode);
         if (coredev->device_flags & SMS_DEVICE_FAMILY2) {
-                if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_RAW_TUNER) {
+                if (mode < DEVICE_MODE_DVBT || mode >= DEVICE_MODE_RAW_TUNER) {
                         sms_err("invalid mode specified %d", mode);
                         return -EINVAL;
                 }
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 84b6fc15519d..dcf9fa9264bb 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -920,6 +920,8 @@ source "drivers/media/video/pwc/Kconfig"
 config USB_ZR364XX
         tristate "USB ZR364XX Camera support"
         depends on VIDEO_V4L2
+        select VIDEOBUF_GEN
+        select VIDEOBUF_VMALLOC
         ---help---
           Say Y here if you want to connect this type of camera to your
           computer's USB port.
diff --git a/drivers/media/video/bw-qcam.c b/drivers/media/video/bw-qcam.c
index 10dbd4a11b30..9e39bc5f7b00 100644
--- a/drivers/media/video/bw-qcam.c
+++ b/drivers/media/video/bw-qcam.c
@@ -992,7 +992,7 @@ static int accept_bwqcam(struct parport *port)
 
         if (parport[0] && strncmp(parport[0], "auto", 4) != 0) {
                 /* user gave parport parameters */
-                for(n=0; parport[n] && n<MAX_CAMS; n++){
+                for (n = 0; n < MAX_CAMS && parport[n]; n++) {
                         char *ep;
                         unsigned long r;
                         r = simple_strtoul(parport[n], &ep, 0);
diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c
index 5136df198338..93f0dae01350 100644
--- a/drivers/media/video/cx18/cx18-controls.c
+++ b/drivers/media/video/cx18/cx18-controls.c
@@ -20,6 +20,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  *  02111-1307  USA
  */
+#include <linux/kernel.h>
 
 #include "cx18-driver.h"
 #include "cx18-cards.h"
@@ -317,7 +318,7 @@ int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
                 idx = p.audio_properties & 0x03;
                 /* The audio clock of the digitizer must match the codec sample
                    rate otherwise you get some very strange effects. */
-                if (idx < sizeof(freqs))
+                if (idx < ARRAY_SIZE(freqs))
                         cx18_call_all(cx, audio, s_clock_freq, freqs[idx]);
                 return err;
         }
diff --git a/drivers/media/video/cx23885/cx23885-417.c b/drivers/media/video/cx23885/cx23885-417.c
index e0cf21e0b1bf..1a1048b18f70 100644
--- a/drivers/media/video/cx23885/cx23885-417.c
+++ b/drivers/media/video/cx23885/cx23885-417.c
@@ -1715,6 +1715,8 @@ static struct video_device cx23885_mpeg_template = {
         .fops          = &mpeg_fops,
         .ioctl_ops     = &mpeg_ioctl_ops,
         .minor         = -1,
+        .tvnorms       = CX23885_NORMS,
+        .current_norm  = V4L2_STD_NTSC_M,
 };
 
 void cx23885_417_unregister(struct cx23885_dev *dev)
diff --git a/drivers/media/video/cx88/cx88-cards.c b/drivers/media/video/cx88/cx88-cards.c
index a5cc1c1fc2d6..39465301ec94 100644
--- a/drivers/media/video/cx88/cx88-cards.c
+++ b/drivers/media/video/cx88/cx88-cards.c
@@ -3003,6 +3003,14 @@ void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl)
         case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
                 ctl->demod = XC3028_FE_OREN538;
                 break;
+        case CX88_BOARD_GENIATECH_X8000_MT:
+                /* FIXME: For this board, the xc3028 never recovers after being
+                   powered down (the reset GPIO probably is not set properly).
+                   We don't have access to the hardware so we cannot determine
+                   which GPIO is used for xc3028, so just disable power xc3028
+                   power management for now */
+                ctl->disable_power_mgmt = 1;
+                break;
         case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL:
         case CX88_BOARD_PROLINK_PV_GLOBAL_XTREME:
         case CX88_BOARD_PROLINK_PV_8000GT:
diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c
index c44e87600219..e237b507659b 100644
--- a/drivers/media/video/cx88/cx88-dvb.c
+++ b/drivers/media/video/cx88/cx88-dvb.c
@@ -501,6 +501,7 @@ static struct zl10353_config cx88_pinnacle_hybrid_pctv = {
 static struct zl10353_config cx88_geniatech_x8000_mt = {
        .demod_address = (0x1e >> 1),
        .no_tuner = 1,
+       .disable_i2c_gate_ctrl = 1,
 };
 
 static struct s5h1411_config dvico_fusionhdtv7_config = {
diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c
index da4e3912cd37..7172dcf2a4fa 100644
--- a/drivers/media/video/cx88/cx88-mpeg.c
+++ b/drivers/media/video/cx88/cx88-mpeg.c
@@ -116,6 +116,10 @@ static int cx8802_start_dma(struct cx8802_dev    *dev,
                         udelay(100);
                         break;
                 case CX88_BOARD_HAUPPAUGE_HVR1300:
+                        /* Enable MPEG parallel IO and video signal pins */
+                        cx_write(MO_PINMUX_IO, 0x88);
+                        cx_write(TS_SOP_STAT, 0);
+                        cx_write(TS_VALERR_CNTRL, 0);
                         break;
                 case CX88_BOARD_PINNACLE_PCTV_HD_800i:
                         /* Enable MPEG parallel IO and video signal pins */
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 320f1f60276e..ed281f565945 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -218,7 +218,7 @@ static struct em28xx_reg_seq silvercrest_reg_seq[] = {
 struct em28xx_board em28xx_boards[] = {
         [EM2750_BOARD_UNKNOWN] = {
                 .name          = "EM2710/EM2750/EM2751 webcam grabber",
-                .xclk          = EM28XX_XCLK_FREQUENCY_48MHZ,
+                .xclk          = EM28XX_XCLK_FREQUENCY_20MHZ,
                 .tuner_type    = TUNER_ABSENT,
                 .is_webcam     = 1,
                 .input         = { {
@@ -622,22 +622,27 @@ struct em28xx_board em28xx_boards[] = {
         },
         [EM2861_BOARD_PLEXTOR_PX_TV100U] = {
                 .name         = "Plextor ConvertX PX-TV100U",
-                .valid        = EM28XX_BOARD_NOT_VALIDATED,
                 .tuner_type   = TUNER_TNF_5335MF,
+                .xclk         = EM28XX_XCLK_I2S_MSB_TIMING |
+                                EM28XX_XCLK_FREQUENCY_12MHZ,
                 .tda9887_conf = TDA9887_PRESENT,
                 .decoder      = EM28XX_TVP5150,
+                .has_msp34xx  = 1,
                 .input        = { {
                         .type     = EM28XX_VMUX_TELEVISION,
                         .vmux     = TVP5150_COMPOSITE0,
                         .amux     = EM28XX_AMUX_LINE_IN,
+                        .gpio     = pinnacle_hybrid_pro_analog,
                 }, {
                         .type     = EM28XX_VMUX_COMPOSITE1,
                         .vmux     = TVP5150_COMPOSITE1,
                         .amux     = EM28XX_AMUX_LINE_IN,
+                        .gpio     = pinnacle_hybrid_pro_analog,
                 }, {
                         .type     = EM28XX_VMUX_SVIDEO,
                         .vmux     = TVP5150_SVIDEO,
                         .amux     = EM28XX_AMUX_LINE_IN,
+                        .gpio     = pinnacle_hybrid_pro_analog,
                 } },
         },
 
@@ -1544,6 +1549,8 @@ struct usb_device_id em28xx_id_table[] = {
                         .driver_info = EM2750_BOARD_UNKNOWN },
         { USB_DEVICE(0xeb1a, 0x2800),
                         .driver_info = EM2800_BOARD_UNKNOWN },
+        { USB_DEVICE(0xeb1a, 0x2710),
+                        .driver_info = EM2820_BOARD_UNKNOWN },
         { USB_DEVICE(0xeb1a, 0x2820),
                         .driver_info = EM2820_BOARD_UNKNOWN },
         { USB_DEVICE(0xeb1a, 0x2821),
@@ -1761,6 +1768,7 @@ static int em28xx_hint_sensor(struct em28xx *dev)
         __be16 version_be;
         u16 version;
 
+        /* Micron sensor detection */
         dev->i2c_client.addr = 0xba >> 1;
         cmd = 0;
         i2c_master_send(&dev->i2c_client, &cmd, 1);
@@ -1769,15 +1777,27 @@ static int em28xx_hint_sensor(struct em28xx *dev)
                 return -EINVAL;
 
         version = be16_to_cpu(version_be);
-
         switch (version) {
-        case 0x8243:            /* mt9v011 640x480 1.3 Mpix sensor */
+        case 0x8232:            /* mt9v011 640x480 1.3 Mpix sensor */
+        case 0x8243:            /* mt9v011 rev B 640x480 1.3 Mpix sensor */
                 dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
+                em28xx_set_model(dev);
+
                 sensor_name = "mt9v011";
                 dev->em28xx_sensor = EM28XX_MT9V011;
                 dev->sensor_xres = 640;
                 dev->sensor_yres = 480;
-                dev->sensor_xtal = 6300000;
+                /*
+                 * FIXME: mt9v011 uses I2S speed as xtal clk - at least with
+                 * the Silvercrest cam I have here for testing - for higher
+                 * resolutions, a high clock cause horizontal artifacts, so we
+                 * need to use a lower xclk frequency.
+                 * Yet, it would be possible to adjust xclk depending on the
+                 * desired resolution, since this affects directly the
+                 * frame rate.
+                 */
+                dev->board.xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ;
+                dev->sensor_xtal = 4300000;
 
                 /* probably means GRGB 16 bit bayer */
                 dev->vinmode = 0x0d;
@@ -1786,6 +1806,8 @@ static int em28xx_hint_sensor(struct em28xx *dev)
                 break;
         case 0x8431:
                 dev->model = EM2750_BOARD_UNKNOWN;
+                em28xx_set_model(dev);
+
                 sensor_name = "mt9m001";
                 dev->em28xx_sensor = EM28XX_MT9M001;
                 em28xx_initialize_mt9m001(dev);
@@ -1802,6 +1824,9 @@ static int em28xx_hint_sensor(struct em28xx *dev)
                 return -EINVAL;
         }
 
+        /* Setup webcam defaults */
+        em28xx_pre_card_setup(dev);
+
         em28xx_errdev("Sensor is %s, using model %s entry.\n",
                       sensor_name, em28xx_boards[dev->model].name);
 
@@ -1813,60 +1838,6 @@ static int em28xx_hint_sensor(struct em28xx *dev)
  */
 void em28xx_pre_card_setup(struct em28xx *dev)
 {
-        int rc;
-
-        em28xx_set_model(dev);
-
-        em28xx_info("Identified as %s (card=%d)\n",
-                    dev->board.name, dev->model);
-
-        /* Set the default GPO/GPIO for legacy devices */
-        dev->reg_gpo_num = EM2880_R04_GPO;
-        dev->reg_gpio_num = EM28XX_R08_GPIO;
-
-        dev->wait_after_write = 5;
-
-        /* Based on the Chip ID, set the device configuration */
-        rc = em28xx_read_reg(dev, EM28XX_R0A_CHIPID);
-        if (rc > 0) {
-                dev->chip_id = rc;
-
-                switch (dev->chip_id) {
-                case CHIP_ID_EM2750:
-                        em28xx_info("chip ID is em2750\n");
-                        break;
-                case CHIP_ID_EM2820:
-                        em28xx_info("chip ID is em2710 or em2820\n");
-                        break;
-                case CHIP_ID_EM2840:
-                        em28xx_info("chip ID is em2840\n");
-                        break;
-                case CHIP_ID_EM2860:
-                        em28xx_info("chip ID is em2860\n");
-                        break;
-                case CHIP_ID_EM2870:
-                        em28xx_info("chip ID is em2870\n");
-                        dev->wait_after_write = 0;
-                        break;
-                case CHIP_ID_EM2874:
-                        em28xx_info("chip ID is em2874\n");
-                        dev->reg_gpio_num = EM2874_R80_GPIO;
-                        dev->wait_after_write = 0;
-                        break;
-                case CHIP_ID_EM2883:
-                        em28xx_info("chip ID is em2882/em2883\n");
-                        dev->wait_after_write = 0;
-                        break;
-                default:
-                        em28xx_info("em28xx chip ID = %d\n", dev->chip_id);
-                }
-        }
-
-        /* Prepopulate cached GPO register content */
-        rc = em28xx_read_reg(dev, dev->reg_gpo_num);
-        if (rc >= 0)
-                dev->reg_gpo = rc;
-
         /* Set the initial XCLK and I2C clock values based on the board
            definition */
         em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk & 0x7f);
@@ -1876,9 +1847,8 @@ void em28xx_pre_card_setup(struct em28xx *dev)
         /* request some modules */
         switch (dev->model) {
         case EM2861_BOARD_PLEXTOR_PX_TV100U:
-                /* FIXME guess */
-                /* Turn on analog audio output */
-                em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+                /* Sets the msp34xx I2S speed */
+                dev->i2s_speed = 2048000;
                 break;
         case EM2861_BOARD_KWORLD_PVRTV_300U:
         case EM2880_BOARD_KWORLD_DVB_305U:
@@ -2216,7 +2186,20 @@ void em28xx_register_i2c_ir(struct em28xx *dev)
 
 void em28xx_card_setup(struct em28xx *dev)
 {
-        em28xx_set_model(dev);
+        /*
+         * If the device can be a webcam, seek for a sensor.
+         * If sensor is not found, then it isn't a webcam.
+         */
+        if (dev->board.is_webcam) {
+                if (em28xx_hint_sensor(dev) < 0)
+                        dev->board.is_webcam = 0;
+                else
+                        dev->progressive = 1;
+        } else
+                em28xx_set_model(dev);
+
+        em28xx_info("Identified as %s (card=%d)\n",
+                    dev->board.name, dev->model);
 
         dev->tuner_type = em28xx_boards[dev->model].tuner_type;
         if (em28xx_boards[dev->model].tuner_addr)
@@ -2290,10 +2273,6 @@ void em28xx_card_setup(struct em28xx *dev)
                 em28xx_gpio_set(dev, dev->board.tuner_gpio);
                 em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
                 break;
-        case EM2820_BOARD_SILVERCREST_WEBCAM:
-                /* FIXME: need to document the registers bellow */
-                em28xx_write_reg(dev, 0x0d, 0x42);
-                em28xx_write_reg(dev, 0x13, 0x08);
         }
 
         if (dev->board.has_snapshot_button)
@@ -2433,7 +2412,7 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
                            int minor)
 {
         struct em28xx *dev = *devhandle;
-        int retval = -ENOMEM;
+        int retval;
         int errCode;
 
         dev->udev = udev;
@@ -2450,6 +2429,58 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
         dev->em28xx_read_reg_req = em28xx_read_reg_req;
         dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800;
 
+        em28xx_set_model(dev);
+
+        /* Set the default GPO/GPIO for legacy devices */
+        dev->reg_gpo_num = EM2880_R04_GPO;
+        dev->reg_gpio_num = EM28XX_R08_GPIO;
+
+        dev->wait_after_write = 5;
+
+        /* Based on the Chip ID, set the device configuration */
+        retval = em28xx_read_reg(dev, EM28XX_R0A_CHIPID);
+        if (retval > 0) {
+                dev->chip_id = retval;
+
+                switch (dev->chip_id) {
+                case CHIP_ID_EM2710:
+                        em28xx_info("chip ID is em2710\n");
+                        break;
+                case CHIP_ID_EM2750:
+                        em28xx_info("chip ID is em2750\n");
+                        break;
+                case CHIP_ID_EM2820:
+                        em28xx_info("chip ID is em2820 (or em2710)\n");
+                        break;
+                case CHIP_ID_EM2840:
+                        em28xx_info("chip ID is em2840\n");
+                        break;
+                case CHIP_ID_EM2860:
+                        em28xx_info("chip ID is em2860\n");
+                        break;
+                case CHIP_ID_EM2870:
+                        em28xx_info("chip ID is em2870\n");
+                        dev->wait_after_write = 0;
+                        break;
+                case CHIP_ID_EM2874:
+                        em28xx_info("chip ID is em2874\n");
+                        dev->reg_gpio_num = EM2874_R80_GPIO;
+                        dev->wait_after_write = 0;
+                        break;
+                case CHIP_ID_EM2883:
+                        em28xx_info("chip ID is em2882/em2883\n");
+                        dev->wait_after_write = 0;
+                        break;
+                default:
+                        em28xx_info("em28xx chip ID = %d\n", dev->chip_id);
+                }
+        }
+
+        /* Prepopulate cached GPO register content */
+        retval = em28xx_read_reg(dev, dev->reg_gpo_num);
+        if (retval >= 0)
+                dev->reg_gpo = retval;
+
         em28xx_pre_card_setup(dev);
 
         if (!dev->board.is_em2800) {
@@ -2484,14 +2515,6 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
         dev->vinmode = 0x10;
         dev->vinctl  = 0x11;
 
-        /*
-         * If the device can be a webcam, seek for a sensor.
-         * If sensor is not found, then it isn't a webcam.
-         */
-        if (dev->board.is_webcam)
-                if (em28xx_hint_sensor(dev) < 0)
-                        dev->board.is_webcam = 0;
-
         /* Do board specific init and eeprom reading */
         em28xx_card_setup(dev);
 
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 5b78e199abd1..98e140b5d95e 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -632,6 +632,9 @@ int em28xx_capture_start(struct em28xx *dev, int start)
                 return rc;
         }
 
+        if (dev->board.is_webcam)
+                rc = em28xx_write_reg(dev, 0x13, 0x0c);
+
         /* enable video capture */
         rc = em28xx_write_reg(dev, 0x48, 0x00);
 
@@ -720,7 +723,10 @@ int em28xx_resolution_set(struct em28xx *dev)
 {
         int width, height;
         width = norm_maxw(dev);
-        height = norm_maxh(dev) >> 1;
+        height = norm_maxh(dev);
+
+        if (!dev->progressive)
+                height >>= norm_maxh(dev);
 
         em28xx_set_outfmt(dev);
 
diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c
index cf0ac7f2a30d..d603575431b4 100644
--- a/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/drivers/media/video/em28xx/em28xx-dvb.c
@@ -478,7 +478,6 @@ static int dvb_init(struct em28xx *dev)
                 }
                 break;
         case EM2880_BOARD_KWORLD_DVB_310U:
-        case EM2880_BOARD_EMPIRE_DUAL_TV:
                 dvb->frontend = dvb_attach(zl10353_attach,
                                            &em28xx_zl10353_with_xc3028,
                                            &dev->i2c_adap);
@@ -488,6 +487,7 @@ static int dvb_init(struct em28xx *dev)
                 }
                 break;
         case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
+        case EM2880_BOARD_EMPIRE_DUAL_TV:
                 dvb->frontend = dvb_attach(zl10353_attach,
                                            &em28xx_zl10353_xc3028_no_i2c_gate,
                                            &dev->i2c_adap);
diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h
index a2676d63cfd0..6bf84bd787df 100644
--- a/drivers/media/video/em28xx/em28xx-reg.h
+++ b/drivers/media/video/em28xx/em28xx-reg.h
@@ -176,7 +176,8 @@
 
 /* FIXME: Need to be populated with the other chip ID's */
 enum em28xx_chip_id {
-        CHIP_ID_EM2820 = 18,    /* Also used by em2710 */
+        CHIP_ID_EM2710 = 17,
+        CHIP_ID_EM2820 = 18,    /* Also used by some em2710 */
         CHIP_ID_EM2840 = 20,
         CHIP_ID_EM2750 = 33,
         CHIP_ID_EM2860 = 34,
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index ff37b4c15f44..ab079d9256c4 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -194,15 +194,24 @@ static void em28xx_copy_video(struct em28xx *dev,
         startread = p;
         remain = len;
 
-        /* Interlaces frame */
-        if (buf->top_field)
+        if (dev->progressive)
                 fieldstart = outp;
-        else
-                fieldstart = outp + bytesperline;
+        else {
+                /* Interlaces two half frames */
+                if (buf->top_field)
+                        fieldstart = outp;
+                else
+                        fieldstart = outp + bytesperline;
+        }
 
         linesdone = dma_q->pos / bytesperline;
         currlinedone = dma_q->pos % bytesperline;
-        offset = linesdone * bytesperline * 2 + currlinedone;
+
+        if (dev->progressive)
+                offset = linesdone * bytesperline + currlinedone;
+        else
+                offset = linesdone * bytesperline * 2 + currlinedone;
+
         startwrite = fieldstart + offset;
         lencopy = bytesperline - currlinedone;
         lencopy = lencopy > remain ? remain : lencopy;
@@ -376,7 +385,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb)
                         em28xx_isocdbg("Video frame %d, length=%i, %s\n", p[2],
                                        len, (p[2] & 1) ? "odd" : "even");
 
-                        if (!(p[2] & 1)) {
+                        if (dev->progressive || !(p[2] & 1)) {
                                 if (buf != NULL)
                                         buffer_filled(dev, dma_q, buf);
                                 get_next_buf(dma_q, &buf);
@@ -689,7 +698,10 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
 
         /* FIXME: TOP? NONE? BOTTOM? ALTENATE? */
-        f->fmt.pix.field = dev->interlaced ?
+        if (dev->progressive)
+                f->fmt.pix.field = V4L2_FIELD_NONE;
+        else
+                f->fmt.pix.field = dev->interlaced ?
                            V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
 
         mutex_unlock(&dev->lock);
@@ -753,7 +765,11 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
         f->fmt.pix.bytesperline = (dev->width * fmt->depth + 7) >> 3;
         f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height;
         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
-        f->fmt.pix.field = V4L2_FIELD_INTERLACED;
+        if (dev->progressive)
+                f->fmt.pix.field = V4L2_FIELD_NONE;
+        else
+                f->fmt.pix.field = dev->interlaced ?
+                           V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
 
         return 0;
 }
@@ -846,6 +862,41 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
         return 0;
 }
 
+static int vidioc_g_parm(struct file *file, void *priv,
+                         struct v4l2_streamparm *p)
+{
+        struct em28xx_fh   *fh  = priv;
+        struct em28xx      *dev = fh->dev;
+        int rc = 0;
+
+        if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                return -EINVAL;
+
+        if (dev->board.is_webcam)
+                rc = v4l2_device_call_until_err(&dev->v4l2_dev, 0,
+                                                video, g_parm, p);
+        else
+                v4l2_video_std_frame_period(dev->norm,
+                                                 &p->parm.capture.timeperframe);
+
+        return rc;
+}
+
+static int vidioc_s_parm(struct file *file, void *priv,
+                         struct v4l2_streamparm *p)
+{
+        struct em28xx_fh   *fh  = priv;
+        struct em28xx      *dev = fh->dev;
+
+        if (!dev->board.is_webcam)
+                return -EINVAL;
+
+        if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                return -EINVAL;
+
+        return v4l2_device_call_until_err(&dev->v4l2_dev, 0, video, s_parm, p);
+}
+
 static const char *iname[] = {
         [EM28XX_VMUX_COMPOSITE1] = "Composite1",
         [EM28XX_VMUX_COMPOSITE2] = "Composite2",
@@ -1624,6 +1675,7 @@ static int em28xx_v4l2_open(struct file *filp)
         struct em28xx *dev;
         enum v4l2_buf_type fh_type;
         struct em28xx_fh *fh;
+        enum v4l2_field field;
 
         dev = em28xx_get_device(minor, &fh_type, &radio);
 
@@ -1665,8 +1717,13 @@ static int em28xx_v4l2_open(struct file *filp)
 
         dev->users++;
 
+        if (dev->progressive)
+                field = V4L2_FIELD_NONE;
+        else
+                field = V4L2_FIELD_INTERLACED;
+
         videobuf_queue_vmalloc_init(&fh->vb_vidq, &em28xx_video_qops,
-                        NULL, &dev->slock, fh->type, V4L2_FIELD_INTERLACED,
+                        NULL, &dev->slock, fh->type, field,
                         sizeof(struct em28xx_buffer), fh);
 
         mutex_unlock(&dev->lock);
@@ -1885,6 +1942,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
         .vidioc_qbuf                = vidioc_qbuf,
         .vidioc_dqbuf               = vidioc_dqbuf,
         .vidioc_s_std               = vidioc_s_std,
+        .vidioc_g_parm              = vidioc_g_parm,
+        .vidioc_s_parm              = vidioc_s_parm,
         .vidioc_enum_input          = vidioc_enum_input,
         .vidioc_g_input             = vidioc_g_input,
         .vidioc_s_input             = vidioc_s_input,
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 45bd513f62dc..8c2dc38bca9f 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -484,6 +484,9 @@ struct em28xx {
         int sensor_xres, sensor_yres;
         int sensor_xtal;
 
+        /* Allows progressive (e. g. non-interlaced) mode */
+        int progressive;
+
         /* Vinmode/Vinctl used at the driver */
         int vinmode, vinctl;
 
diff --git a/drivers/media/video/hdpvr/hdpvr-video.c b/drivers/media/video/hdpvr/hdpvr-video.c
index ccd47f57f42c..d678765cbba2 100644
--- a/drivers/media/video/hdpvr/hdpvr-video.c
+++ b/drivers/media/video/hdpvr/hdpvr-video.c
@@ -1220,6 +1220,8 @@ static const struct video_device hdpvr_video_template = {
                 V4L2_STD_PAL_G | V4L2_STD_PAL_H | V4L2_STD_PAL_I |
                 V4L2_STD_PAL_D | V4L2_STD_PAL_M | V4L2_STD_PAL_N |
                 V4L2_STD_PAL_60,
+        .current_norm           = V4L2_STD_NTSC | V4L2_STD_PAL_M |
+                V4L2_STD_PAL_60,
 };
 
 int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent,
diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index a3b77ed3f089..4a9c8ce0ecb3 100644
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -17,6 +17,7 @@
     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/kernel.h>
 
 #include "ivtv-driver.h"
 #include "ivtv-cards.h"
@@ -281,7 +282,7 @@ int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
                 idx = p.audio_properties & 0x03;
                 /* The audio clock of the digitizer must match the codec sample
                    rate otherwise you get some very strange effects. */
-                if (idx < sizeof(freqs))
+                if (idx < ARRAY_SIZE(freqs))
                         ivtv_call_all(itv, audio, s_clock_freq, freqs[idx]);
                 return err;
         }
diff --git a/drivers/media/video/mt9v011.c b/drivers/media/video/mt9v011.c
index b2260de645f0..cc85f77a5706 100644
--- a/drivers/media/video/mt9v011.c
+++ b/drivers/media/video/mt9v011.c
@@ -52,13 +52,34 @@ static struct v4l2_queryctrl mt9v011_qctrl[] = {
                 .step = 1,
                 .default_value = 0,
                 .flags = 0,
-        },
+        }, {
+                .id      = V4L2_CID_HFLIP,
+                .type    = V4L2_CTRL_TYPE_BOOLEAN,
+                .name    = "Mirror",
+                .minimum = 0,
+                .maximum = 1,
+                .step    = 1,
+                .default_value = 0,
+                .flags = 0,
+        }, {
+                .id      = V4L2_CID_VFLIP,
+                .type    = V4L2_CTRL_TYPE_BOOLEAN,
+                .name    = "Vflip",
+                .minimum = 0,
+                .maximum = 1,
+                .step    = 1,
+                .default_value = 0,
+                .flags = 0,
+        }, {
+        }
 };
 
 struct mt9v011 {
         struct v4l2_subdev sd;
         unsigned width, height;
         unsigned xtal;
+        unsigned hflip:1;
+        unsigned vflip:1;
 
         u16 global_gain, red_bal, blue_bal;
 };
@@ -131,7 +152,6 @@ static const struct i2c_reg_value mt9v011_init_default[] = {
 
                 { R0A_MT9V011_CLK_SPEED, 0x0000 },
                 { R1E_MT9V011_DIGITAL_ZOOM,  0x0000 },
-                { R20_MT9V011_READ_MODE, 0x1000 },
 
                 { R07_MT9V011_OUT_CTRL, 0x0002 },       /* chip enable */
 };
@@ -156,7 +176,7 @@ static void set_balance(struct v4l2_subdev *sd)
         mt9v011_write(sd, R2D_MT9V011_RED_GAIN, red_gain);
 }
 
-static void calc_fps(struct v4l2_subdev *sd)
+static void calc_fps(struct v4l2_subdev *sd, u32 *numerator, u32 *denominator)
 {
         struct mt9v011 *core = to_mt9v011(sd);
         unsigned height, width, hblank, vblank, speed;
@@ -179,6 +199,51 @@ static void calc_fps(struct v4l2_subdev *sd)
 
         v4l2_dbg(1, debug, sd, "Programmed to %u.%03u fps (%d pixel clcks)\n",
                 tmp / 1000, tmp % 1000, t_time);
+
+        if (numerator && denominator) {
+                *numerator = 1000;
+                *denominator = (u32)frames_per_ms;
+        }
+}
+
+static u16 calc_speed(struct v4l2_subdev *sd, u32 numerator, u32 denominator)
+{
+        struct mt9v011 *core = to_mt9v011(sd);
+        unsigned height, width, hblank, vblank;
+        unsigned row_time, line_time;
+        u64 t_time, speed;
+
+        /* Avoid bogus calculus */
+        if (!numerator || !denominator)
+                return 0;
+
+        height = mt9v011_read(sd, R03_MT9V011_HEIGHT);
+        width = mt9v011_read(sd, R04_MT9V011_WIDTH);
+        hblank = mt9v011_read(sd, R05_MT9V011_HBLANK);
+        vblank = mt9v011_read(sd, R06_MT9V011_VBLANK);
+
+        row_time = width + 113 + hblank;
+        line_time = height + vblank + 1;
+
+        t_time = core->xtal * ((u64)numerator);
+        /* round to the closest value */
+        t_time += denominator / 2;
+        do_div(t_time, denominator);
+
+        speed = t_time;
+        do_div(speed, row_time * line_time);
+
+        /* Avoid having a negative value for speed */
+        if (speed < 2)
+                speed = 0;
+        else
+                speed -= 2;
+
+        /* Avoid speed overflow */
+        if (speed > 15)
+                return 15;
+
+        return (u16)speed;
 }
 
 static void set_res(struct v4l2_subdev *sd)
@@ -207,9 +272,23 @@ static void set_res(struct v4l2_subdev *sd)
         mt9v011_write(sd, R03_MT9V011_HEIGHT, core->height);
         mt9v011_write(sd, R06_MT9V011_VBLANK, 508 - core->height);
 
-        calc_fps(sd);
+        calc_fps(sd, NULL, NULL);
 };
 
+static void set_read_mode(struct v4l2_subdev *sd)
+{
+        struct mt9v011 *core = to_mt9v011(sd);
+        unsigned mode = 0x1000;
+
+        if (core->hflip)
+                mode |= 0x4000;
+
+        if (core->vflip)
+                mode |= 0x8000;
+
+        mt9v011_write(sd, R20_MT9V011_READ_MODE, mode);
+}
+
 static int mt9v011_reset(struct v4l2_subdev *sd, u32 val)
 {
         int i;
@@ -220,6 +299,7 @@ static int mt9v011_reset(struct v4l2_subdev *sd, u32 val)
 
         set_balance(sd);
         set_res(sd);
+        set_read_mode(sd);
 
         return 0;
 };
@@ -240,6 +320,12 @@ static int mt9v011_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
         case V4L2_CID_BLUE_BALANCE:
                 ctrl->value = core->blue_bal;
                 return 0;
+        case V4L2_CID_HFLIP:
+                ctrl->value = core->hflip ? 1 : 0;
+                return 0;
+        case V4L2_CID_VFLIP:
+                ctrl->value = core->vflip ? 1 : 0;
+                return 0;
         }
         return -EINVAL;
 }
@@ -288,6 +374,14 @@ static int mt9v011_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
         case V4L2_CID_BLUE_BALANCE:
                 core->blue_bal = ctrl->value;
                 break;
+        case V4L2_CID_HFLIP:
+                core->hflip = ctrl->value;
+                set_read_mode(sd);
+                return 0;
+        case V4L2_CID_VFLIP:
+                core->vflip = ctrl->value;
+                set_read_mode(sd);
+                return 0;
         default:
                 return -EINVAL;
         }
@@ -322,6 +416,44 @@ static int mt9v011_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
         return 0;
 }
 
+static int mt9v011_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms)
+{
+        struct v4l2_captureparm *cp = &parms->parm.capture;
+
+        if (parms->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                return -EINVAL;
+
+        memset(cp, 0, sizeof(struct v4l2_captureparm));
+        cp->capability = V4L2_CAP_TIMEPERFRAME;
+        calc_fps(sd,
+                 &cp->timeperframe.numerator,
+                 &cp->timeperframe.denominator);
+
+        return 0;
+}
+
+static int mt9v011_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms)
+{
+        struct v4l2_captureparm *cp = &parms->parm.capture;
+        struct v4l2_fract *tpf = &cp->timeperframe;
+        u16 speed;
+
+        if (parms->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                return -EINVAL;
+        if (cp->extendedmode != 0)
+                return -EINVAL;
+
+        speed = calc_speed(sd, tpf->numerator, tpf->denominator);
+
+        mt9v011_write(sd, R0A_MT9V011_CLK_SPEED, speed);
+        v4l2_dbg(1, debug, sd, "Setting speed to %d\n", speed);
+
+        /* Recalculate and update fps info */
+        calc_fps(sd, &tpf->numerator, &tpf->denominator);
+
+        return 0;
+}
+
 static int mt9v011_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt)
 {
         struct v4l2_pix_format *pix = &fmt->fmt.pix;
@@ -393,10 +525,13 @@ static int mt9v011_s_register(struct v4l2_subdev *sd,
 static int mt9v011_g_chip_ident(struct v4l2_subdev *sd,
                                 struct v4l2_dbg_chip_ident *chip)
 {
+        u16 version;
         struct i2c_client *client = v4l2_get_subdevdata(sd);
 
+        version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);
+
         return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_MT9V011,
-                                          MT9V011_VERSION);
+                                          version);
 }
 
 static const struct v4l2_subdev_core_ops mt9v011_core_ops = {
@@ -416,6 +551,8 @@ static const struct v4l2_subdev_video_ops mt9v011_video_ops = {
         .enum_fmt = mt9v011_enum_fmt,
         .try_fmt = mt9v011_try_fmt,
         .s_fmt = mt9v011_s_fmt,
+        .g_parm = mt9v011_g_parm,
+        .s_parm = mt9v011_s_parm,
 };
 
 static const struct v4l2_subdev_ops mt9v011_ops = {
@@ -449,8 +586,9 @@ static int mt9v011_probe(struct i2c_client *c,
 
         /* Check if the sensor is really a MT9V011 */
         version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);
-        if (version != MT9V011_VERSION) {
-                v4l2_info(sd, "*** unknown micron chip detected (0x%04x.\n",
+        if ((version != MT9V011_VERSION) &&
+            (version != MT9V011_REV_B_VERSION)) {
+                v4l2_info(sd, "*** unknown micron chip detected (0x%04x).\n",
                           version);
                 kfree(core);
                 return -EINVAL;
@@ -461,8 +599,8 @@ static int mt9v011_probe(struct i2c_client *c,
         core->height = 480;
         core->xtal = 27000000;  /* Hz */
 
-        v4l_info(c, "chip found @ 0x%02x (%s)\n",
-                 c->addr << 1, c->adapter->name);
+        v4l_info(c, "chip found @ 0x%02x (%s - chip version 0x%04x)\n",
+                 c->addr << 1, c->adapter->name, version);
 
         return 0;
 }
diff --git a/drivers/media/video/mt9v011.h b/drivers/media/video/mt9v011.h
index 9e443ee30558..3350fd6083c3 100644
--- a/drivers/media/video/mt9v011.h
+++ b/drivers/media/video/mt9v011.h
@@ -30,6 +30,7 @@
 #define R35_MT9V011_GLOBAL_GAIN         0x35
 #define RF1_MT9V011_CHIP_ENABLE         0xf1
 
-#define MT9V011_VERSION                 0x8243
+#define MT9V011_VERSION                 0x8232
+#define MT9V011_REV_B_VERSION           0x8243
 
 #endif
diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index 2d075205bdfe..736c31d23194 100644
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -234,6 +234,7 @@ static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev)
         return ret;
 }
 
+/* Called under spinlock_irqsave(&pcdev->lock, ...) */
 static void mx1_videobuf_queue(struct videobuf_queue *vq,
                                                 struct videobuf_buffer *vb)
 {
@@ -241,13 +242,10 @@ static void mx1_videobuf_queue(struct videobuf_queue *vq,
         struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
         struct mx1_camera_dev *pcdev = ici->priv;
         struct mx1_buffer *buf = container_of(vb, struct mx1_buffer, vb);
-        unsigned long flags;
 
         dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
                 vb, vb->baddr, vb->bsize);
 
-        spin_lock_irqsave(&pcdev->lock, flags);
-
         list_add_tail(&vb->queue, &pcdev->capture);
 
         vb->state = VIDEOBUF_ACTIVE;
@@ -264,8 +262,6 @@ static void mx1_videobuf_queue(struct videobuf_queue *vq,
                         __raw_writel(temp, pcdev->base + CSICR1);
                 }
         }
-
-        spin_unlock_irqrestore(&pcdev->lock, flags);
 }
 
 static void mx1_videobuf_release(struct videobuf_queue *vq,
diff --git a/drivers/media/video/mx3_camera.c b/drivers/media/video/mx3_camera.c
index e605c076ed89..9770cb7932ca 100644
--- a/drivers/media/video/mx3_camera.c
+++ b/drivers/media/video/mx3_camera.c
@@ -332,7 +332,10 @@ static enum pixel_fmt fourcc_to_ipu_pix(__u32 fourcc)
         }
 }
 
-/* Called with .vb_lock held */
+/*
+ * Called with .vb_lock mutex held and
+ * under spinlock_irqsave(&mx3_cam->lock, ...)
+ */
 static void mx3_videobuf_queue(struct videobuf_queue *vq,
                                struct videobuf_buffer *vb)
 {
@@ -346,7 +349,8 @@ static void mx3_videobuf_queue(struct videobuf_queue *vq,
         struct idmac_video_param *video = &ichan->params.video;
         const struct soc_camera_data_format *data_fmt = icd->current_fmt;
         dma_cookie_t cookie;
-        unsigned long flags;
+
+        BUG_ON(!irqs_disabled());
 
         /* This is the configuration of one sg-element */
         video->out_pixel_fmt    = fourcc_to_ipu_pix(data_fmt->fourcc);
@@ -359,8 +363,6 @@ static void mx3_videobuf_queue(struct videobuf_queue *vq,
         memset((void *)vb->baddr, 0xaa, vb->bsize);
 #endif
 
-        spin_lock_irqsave(&mx3_cam->lock, flags);
-
         list_add_tail(&vb->queue, &mx3_cam->capture);
 
         if (!mx3_cam->active) {
@@ -370,24 +372,23 @@ static void mx3_videobuf_queue(struct videobuf_queue *vq,
                 vb->state = VIDEOBUF_QUEUED;
         }
 
-        spin_unlock_irqrestore(&mx3_cam->lock, flags);
+        spin_unlock_irq(&mx3_cam->lock);
 
         cookie = txd->tx_submit(txd);
         dev_dbg(&icd->dev, "Submitted cookie %d DMA 0x%08x\n", cookie, sg_dma_address(&buf->sg));
+
+        spin_lock_irq(&mx3_cam->lock);
+
         if (cookie >= 0)
                 return;
 
         /* Submit error */
         vb->state = VIDEOBUF_PREPARED;
 
-        spin_lock_irqsave(&mx3_cam->lock, flags);
-
         list_del_init(&vb->queue);
 
         if (mx3_cam->active == buf)
                 mx3_cam->active = NULL;
-
-        spin_unlock_irqrestore(&mx3_cam->lock, flags);
 }
 
 /* Called with .vb_lock held */
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index 46e0d8ad880f..016bb45ba0c3 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -612,6 +612,7 @@ static void pxa_camera_stop_capture(struct pxa_camera_dev *pcdev)
         dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
 }
 
+/* Called under spinlock_irqsave(&pcdev->lock, ...) */
 static void pxa_videobuf_queue(struct videobuf_queue *vq,
                                struct videobuf_buffer *vb)
 {
@@ -619,13 +620,10 @@ static void pxa_videobuf_queue(struct videobuf_queue *vq,
         struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
         struct pxa_camera_dev *pcdev = ici->priv;
         struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
-        unsigned long flags;
 
         dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d active=%p\n", __func__,
                 vb, vb->baddr, vb->bsize, pcdev->active);
 
-        spin_lock_irqsave(&pcdev->lock, flags);
-
         list_add_tail(&vb->queue, &pcdev->capture);
 
         vb->state = VIDEOBUF_ACTIVE;
@@ -633,8 +631,6 @@ static void pxa_videobuf_queue(struct videobuf_queue *vq,
 
         if (!pcdev->active)
                 pxa_camera_start_capture(pcdev);
-
-        spin_unlock_irqrestore(&pcdev->lock, flags);
 }
 
 static void pxa_videobuf_release(struct videobuf_queue *vq,
@@ -1579,6 +1575,7 @@ static int __devinit pxa_camera_probe(struct platform_device *pdev)
                 pcdev->mclk = 20000000;
         }
 
+        pcdev->soc_host.dev = &pdev->dev;
         pcdev->mclk_divisor = mclk_get_divisor(pcdev);
 
         INIT_LIST_HEAD(&pcdev->capture);
@@ -1644,7 +1641,6 @@ static int __devinit pxa_camera_probe(struct platform_device *pdev)
         pcdev->soc_host.drv_name        = PXA_CAM_DRV_NAME;
         pcdev->soc_host.ops             = &pxa_soc_camera_host_ops;
         pcdev->soc_host.priv            = pcdev;
-        pcdev->soc_host.dev             = &pdev->dev;
         pcdev->soc_host.nr              = pdev->id;
 
         err = soc_camera_host_register(&pcdev->soc_host);
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 06861b782b95..6eebe3ef97d3 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -3331,8 +3331,8 @@ struct saa7134_board saa7134_boards[] = {
                         .gpio = 0x0200100,
                 },
         },
-        [SAA7134_BOARD_HAUPPAUGE_HVR1120] = {
-                .name           = "Hauppauge WinTV-HVR1120 ATSC/QAM-Hybrid",
+        [SAA7134_BOARD_HAUPPAUGE_HVR1150] = {
+                .name           = "Hauppauge WinTV-HVR1150 ATSC/QAM-Hybrid",
                 .audio_clock    = 0x00187de7,
                 .tuner_type     = TUNER_PHILIPS_TDA8290,
                 .radio_type     = UNSET,
@@ -3363,8 +3363,8 @@ struct saa7134_board saa7134_boards[] = {
                         .gpio = 0x0800100, /* GPIO 23 HI for FM */
                 },
         },
-        [SAA7134_BOARD_HAUPPAUGE_HVR1110R3] = {
-                .name           = "Hauppauge WinTV-HVR1110r3 DVB-T/Hybrid",
+        [SAA7134_BOARD_HAUPPAUGE_HVR1120] = {
+                .name           = "Hauppauge WinTV-HVR1120 DVB-T/Hybrid",
                 .audio_clock    = 0x00187de7,
                 .tuner_type     = TUNER_PHILIPS_TDA8290,
                 .radio_type     = UNSET,
@@ -5862,31 +5862,31 @@ struct pci_device_id saa7134_pci_tbl[] = {
                 .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
                 .subvendor    = 0x0070,
                 .subdevice    = 0x6706,
-                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
+                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1150,
         },{
                 .vendor       = PCI_VENDOR_ID_PHILIPS,
                 .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
                 .subvendor    = 0x0070,
                 .subdevice    = 0x6707,
-                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1110R3,
+                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
         },{
                 .vendor       = PCI_VENDOR_ID_PHILIPS,
                 .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
                 .subvendor    = 0x0070,
                 .subdevice    = 0x6708,
-                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
+                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1150,
         },{
                 .vendor       = PCI_VENDOR_ID_PHILIPS,
                 .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
                 .subvendor    = 0x0070,
                 .subdevice    = 0x6709,
-                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1110R3,
+                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
         },{
                 .vendor       = PCI_VENDOR_ID_PHILIPS,
                 .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
                 .subvendor    = 0x0070,
                 .subdevice    = 0x670a,
-                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1110R3,
+                .driver_data  = SAA7134_BOARD_HAUPPAUGE_HVR1120,
         },{
                 .vendor       = PCI_VENDOR_ID_PHILIPS,
                 .device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
@@ -6363,8 +6363,8 @@ static int saa7134_tda8290_18271_callback(struct saa7134_dev *dev,
         switch (command) {
         case TDA18271_CALLBACK_CMD_AGC_ENABLE: /* 0 */
                 switch (dev->board) {
+                case SAA7134_BOARD_HAUPPAUGE_HVR1150:
                 case SAA7134_BOARD_HAUPPAUGE_HVR1120:
-                case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
                         ret = saa7134_tda18271_hvr11x0_toggle_agc(dev, arg);
                         break;
                 default:
@@ -6384,8 +6384,8 @@ static int saa7134_tda8290_callback(struct saa7134_dev *dev,
         int ret;
 
         switch (dev->board) {
+        case SAA7134_BOARD_HAUPPAUGE_HVR1150:
         case SAA7134_BOARD_HAUPPAUGE_HVR1120:
-        case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
                 /* tda8290 + tda18271 */
                 ret = saa7134_tda8290_18271_callback(dev, command, arg);
                 break;
@@ -6427,7 +6427,7 @@ static void hauppauge_eeprom(struct saa7134_dev *dev, u8 *eeprom_data)
         switch (tv.model) {
         case 67019: /* WinTV-HVR1110 (Retail, IR Blaster, hybrid, FM, SVid/Comp, 3.5mm audio in) */
         case 67109: /* WinTV-HVR1000 (Retail, IR Receive, analog, no FM, SVid/Comp, 3.5mm audio in) */
-        case 67201: /* WinTV-HVR1120 (Retail, IR Receive, hybrid, FM, SVid/Comp, 3.5mm audio in) */
+        case 67201: /* WinTV-HVR1150 (Retail, IR Receive, hybrid, FM, SVid/Comp, 3.5mm audio in) */
         case 67301: /* WinTV-HVR1000 (Retail, IR Receive, analog, no FM, SVid/Comp, 3.5mm audio in) */
         case 67209: /* WinTV-HVR1110 (Retail, IR Receive, hybrid, FM, SVid/Comp, 3.5mm audio in) */
         case 67559: /* WinTV-HVR1110 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
@@ -6435,7 +6435,7 @@ static void hauppauge_eeprom(struct saa7134_dev *dev, u8 *eeprom_data)
         case 67579: /* WinTV-HVR1110 (OEM, no IR, hybrid, no FM) */
         case 67589: /* WinTV-HVR1110 (OEM, no IR, hybrid, no FM, SVid/Comp, RCA aud) */
         case 67599: /* WinTV-HVR1110 (OEM, no IR, hybrid, no FM, SVid/Comp, RCA aud) */
-        case 67651: /* WinTV-HVR1120 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
+        case 67651: /* WinTV-HVR1150 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
         case 67659: /* WinTV-HVR1110 (OEM, no IR, hybrid, FM, SVid/Comp, RCA aud) */
                 break;
         default:
@@ -6625,8 +6625,8 @@ int saa7134_board_init1(struct saa7134_dev *dev)
 
                 saa_writeb (SAA7134_PRODUCTION_TEST_MODE, 0x00);
                 break;
+        case SAA7134_BOARD_HAUPPAUGE_HVR1150:
         case SAA7134_BOARD_HAUPPAUGE_HVR1120:
-        case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
                 /* GPIO 26 high for digital, low for analog */
                 saa7134_set_gpio(dev, 26, 0);
                 msleep(1);
@@ -6891,8 +6891,8 @@ int saa7134_board_init2(struct saa7134_dev *dev)
                        dev->name, saa7134_boards[dev->board].name);
                }
                break;
+        case SAA7134_BOARD_HAUPPAUGE_HVR1150:
         case SAA7134_BOARD_HAUPPAUGE_HVR1120:
-        case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
                 hauppauge_eeprom(dev, dev->eedata+0x80);
                 break;
         case SAA7134_BOARD_HAUPPAUGE_HVR1110:
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index 31930f26ffc7..98f3efd1e944 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -1119,7 +1119,7 @@ static int dvb_init(struct saa7134_dev *dev)
                                          &tda827x_cfg_2) < 0)
                         goto dettach_frontend;
                 break;
-        case SAA7134_BOARD_HAUPPAUGE_HVR1110R3:
+        case SAA7134_BOARD_HAUPPAUGE_HVR1120:
                 fe0->dvb.frontend = dvb_attach(tda10048_attach,
                                                &hcw_tda10048_config,
                                                &dev->i2c_adap);
@@ -1147,7 +1147,7 @@ static int dvb_init(struct saa7134_dev *dev)
                                          &tda827x_cfg_1) < 0)
                         goto dettach_frontend;
                 break;
-        case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+        case SAA7134_BOARD_HAUPPAUGE_HVR1150:
                 fe0->dvb.frontend = dvb_attach(lgdt3305_attach,
                                                &hcw_lgdt3305_config,
                                                &dev->i2c_adap);
diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h
index 82268848f26a..fb564f14887c 100644
--- a/drivers/media/video/saa7134/saa7134.h
+++ b/drivers/media/video/saa7134/saa7134.h
@@ -278,8 +278,8 @@ struct saa7134_format {
 #define SAA7134_BOARD_ASUSTeK_TIGER         152
 #define SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG 153
 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS 154
-#define SAA7134_BOARD_HAUPPAUGE_HVR1120     155
-#define SAA7134_BOARD_HAUPPAUGE_HVR1110R3   156
+#define SAA7134_BOARD_HAUPPAUGE_HVR1150     155
+#define SAA7134_BOARD_HAUPPAUGE_HVR1120   156
 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507UA 157
 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_501 158
 #define SAA7134_BOARD_BEHOLD_505RDS         159
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index 0db88a53d92c..e86878deea71 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -282,27 +282,24 @@ out:
         return ret;
 }
 
+/* Called under spinlock_irqsave(&pcdev->lock, ...) */
 static void sh_mobile_ceu_videobuf_queue(struct videobuf_queue *vq,
                                          struct videobuf_buffer *vb)
 {
         struct soc_camera_device *icd = vq->priv_data;
         struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
         struct sh_mobile_ceu_dev *pcdev = ici->priv;
-        unsigned long flags;
 
         dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
                 vb, vb->baddr, vb->bsize);
 
         vb->state = VIDEOBUF_QUEUED;
-        spin_lock_irqsave(&pcdev->lock, flags);
         list_add_tail(&vb->queue, &pcdev->capture);
 
         if (!pcdev->active) {
                 pcdev->active = vb;
                 sh_mobile_ceu_capture(pcdev);
         }
-
-        spin_unlock_irqrestore(&pcdev->lock, flags);
 }
 
 static void sh_mobile_ceu_videobuf_release(struct videobuf_queue *vq,
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c
index 4d6785e63455..b154bd961e3b 100644
--- a/drivers/media/video/stk-webcam.c
+++ b/drivers/media/video/stk-webcam.c
@@ -1050,8 +1050,8 @@ static int stk_setup_format(struct stk_camera *dev)
                 depth = 1;
         else
                 depth = 2;
-        while (stk_sizes[i].m != dev->vsettings.mode
-                        && i < ARRAY_SIZE(stk_sizes))
+        while (i < ARRAY_SIZE(stk_sizes) &&
+                        stk_sizes[i].m != dev->vsettings.mode)
                 i++;
         if (i == ARRAY_SIZE(stk_sizes)) {
                 STK_ERROR("Something is broken in %s\n", __func__);
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index 89927b7aec28..04b47832fa0a 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -1845,11 +1845,29 @@ static struct usb_device_id uvc_ids[] = {
           .bInterfaceSubClass   = 1,
           .bInterfaceProtocol   = 0,
           .driver_info          = UVC_QUIRK_STREAM_NO_FID },
-        /* ViMicro */
-        { .match_flags          = USB_DEVICE_ID_MATCH_VENDOR
+        /* ViMicro Vega */
+        { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+                                | USB_DEVICE_ID_MATCH_INT_INFO,
+          .idVendor             = 0x0ac8,
+          .idProduct            = 0x332d,
+          .bInterfaceClass      = USB_CLASS_VIDEO,
+          .bInterfaceSubClass   = 1,
+          .bInterfaceProtocol   = 0,
+          .driver_info          = UVC_QUIRK_FIX_BANDWIDTH },
+        /* ViMicro - Minoru3D */
+        { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
+                                | USB_DEVICE_ID_MATCH_INT_INFO,
+          .idVendor             = 0x0ac8,
+          .idProduct            = 0x3410,
+          .bInterfaceClass      = USB_CLASS_VIDEO,
+          .bInterfaceSubClass   = 1,
+          .bInterfaceProtocol   = 0,
+          .driver_info          = UVC_QUIRK_FIX_BANDWIDTH },
+        /* ViMicro Venus - Minoru3D */
+        { .match_flags          = USB_DEVICE_ID_MATCH_DEVICE
                                 | USB_DEVICE_ID_MATCH_INT_INFO,
           .idVendor             = 0x0ac8,
-          .idProduct            = 0x0000,
+          .idProduct            = 0x3420,
           .bInterfaceClass      = USB_CLASS_VIDEO,
           .bInterfaceSubClass   = 1,
           .bInterfaceProtocol   = 0,
diff --git a/drivers/media/video/uvc/uvc_status.c b/drivers/media/video/uvc/uvc_status.c
index f152a9903862..1ca6dff73612 100644
--- a/drivers/media/video/uvc/uvc_status.c
+++ b/drivers/media/video/uvc/uvc_status.c
@@ -145,8 +145,8 @@ static void uvc_status_complete(struct urb *urb)
                         break;
 
                 default:
-                        uvc_printk(KERN_INFO, "unknown event type %u.\n",
-                                dev->status[0]);
+                        uvc_trace(UVC_TRACE_STATUS, "Unknown status event "
+                                "type %u.\n", dev->status[0]);
                         break;
                 }
         }
diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c
index be64a502ea27..f2afc4e08379 100644
--- a/drivers/media/video/v4l2-ioctl.c
+++ b/drivers/media/video/v4l2-ioctl.c
@@ -1081,8 +1081,10 @@ static long __video_do_ioctl(struct file *file,
                 /* Calls the specific handler */
                 if (ops->vidioc_g_std)
                         ret = ops->vidioc_g_std(file, fh, id);
-                else
+                else if (vfd->current_norm)
                         *id = vfd->current_norm;
+                else
+                        ret = -EINVAL;
 
                 if (!ret)
                         dbgarg(cmd, "std=0x%08Lx\n", (long long unsigned)*id);
@@ -1553,12 +1555,19 @@ static long __video_do_ioctl(struct file *file,
                                 break;
                         ret = ops->vidioc_g_parm(file, fh, p);
                 } else {
+                        v4l2_std_id std = vfd->current_norm;
+
                         if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
                                 return -EINVAL;
 
-                        v4l2_video_std_frame_period(vfd->current_norm,
-                                                    &p->parm.capture.timeperframe);
                         ret = 0;
+                        if (ops->vidioc_g_std)
+                                ret = ops->vidioc_g_std(file, fh, &std);
+                        else if (std == 0)
+                                ret = -EINVAL;
+                        if (ret == 0)
+                                v4l2_video_std_frame_period(std,
+                                                    &p->parm.capture.timeperframe);
                 }
 
                 dbgarg(cmd, "type=%d\n", p->type);
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 7ad972229db4..0d9d4bc9c762 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -61,7 +61,7 @@ static void orion_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
         buf64 = (uint64_t *)buf;
         while (i < len/8) {
                 uint64_t x;
-                asm ("ldrd\t%0, [%1]" : "=r" (x) : "r" (io_base));
+                asm volatile ("ldrd\t%0, [%1]" : "=&r" (x) : "r" (io_base));
                 buf64[i++] = x;
         }
         i *= 8;
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index c20416850948..45675889850b 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -235,6 +235,7 @@ enum vortex_chips {
         CH_3C900B_FL,
         CH_3C905_1,
         CH_3C905_2,
+        CH_3C905B_TX,
         CH_3C905B_1,
 
         CH_3C905B_2,
@@ -307,6 +308,8 @@ static struct vortex_chip_info {
          PCI_USES_MASTER, IS_BOOMERANG|HAS_MII|EEPROM_RESET, 64, },
         {"3c905 Boomerang 100baseT4",
          PCI_USES_MASTER, IS_BOOMERANG|HAS_MII|EEPROM_RESET, 64, },
+        {"3C905B-TX Fast Etherlink XL PCI",
+         PCI_USES_MASTER, IS_CYCLONE|HAS_NWAY|HAS_HWCKSM|EXTRA_PREAMBLE, 128, },
         {"3c905B Cyclone 100baseTx",
          PCI_USES_MASTER, IS_CYCLONE|HAS_NWAY|HAS_HWCKSM|EXTRA_PREAMBLE, 128, },
 
@@ -389,6 +392,7 @@ static struct pci_device_id vortex_pci_tbl[] = {
         { 0x10B7, 0x900A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C900B_FL },
         { 0x10B7, 0x9050, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905_1 },
         { 0x10B7, 0x9051, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905_2 },
+        { 0x10B7, 0x9054, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905B_TX },
         { 0x10B7, 0x9055, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905B_1 },
 
         { 0x10B7, 0x9058, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C905B_2 },
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 50efde11ea6c..d0dbbf39349a 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -515,7 +515,7 @@ rx_status_loop:
                 dma_addr_t mapping;
                 struct sk_buff *skb, *new_skb;
                 struct cp_desc *desc;
-                unsigned buflen;
+                const unsigned buflen = cp->rx_buf_sz;
 
                 skb = cp->rx_skb[rx_tail];
                 BUG_ON(!skb);
@@ -549,8 +549,7 @@ rx_status_loop:
                         pr_debug("%s: rx slot %d status 0x%x len %d\n",
                                dev->name, rx_tail, status, len);
 
-                buflen = cp->rx_buf_sz + NET_IP_ALIGN;
-                new_skb = netdev_alloc_skb(dev, buflen);
+                new_skb = netdev_alloc_skb(dev, buflen + NET_IP_ALIGN);
                 if (!new_skb) {
                         dev->stats.rx_dropped++;
                         goto rx_next;
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 5f6509a5f640..5ce7cbabd7a7 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1727,12 +1727,14 @@ config KS8842
         tristate "Micrel KSZ8842"
         depends on HAS_IOMEM
         help
-          This platform driver is for Micrel KSZ8842 chip.
+          This platform driver is for Micrel KSZ8842 / KS8842
+          2-port ethernet switch chip (managed, VLAN, QoS).
 
 config KS8851
        tristate "Micrel KS8851 SPI"
        depends on SPI
        select MII
+        select CRC32
        help
          SPI driver for Micrel KS8851 SPI attached network chip.
 
diff --git a/drivers/net/arm/w90p910_ether.c b/drivers/net/arm/w90p910_ether.c
index 616fb7985a34..ddd231cb54b7 100644
--- a/drivers/net/arm/w90p910_ether.c
+++ b/drivers/net/arm/w90p910_ether.c
@@ -1080,7 +1080,7 @@ static struct platform_driver w90p910_ether_driver = {
         .probe          = w90p910_ether_probe,
         .remove         = __devexit_p(w90p910_ether_remove),
         .driver         = {
-                .name   = "w90p910-emc",
+                .name   = "nuc900-emc",
                 .owner  = THIS_MODULE,
         },
 };
@@ -1101,5 +1101,5 @@ module_exit(w90p910_ether_exit);
 MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>");
 MODULE_DESCRIPTION("w90p910 MAC driver!");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:w90p910-emc");
+MODULE_ALIAS("platform:nuc900-emc");
 
diff --git a/drivers/net/atl1c/atl1c_ethtool.c b/drivers/net/atl1c/atl1c_ethtool.c
index 607007d75b6f..00d11b480af3 100644
--- a/drivers/net/atl1c/atl1c_ethtool.c
+++ b/drivers/net/atl1c/atl1c_ethtool.c
@@ -232,11 +232,11 @@ static void atl1c_get_drvinfo(struct net_device *netdev,
 {
         struct atl1c_adapter *adapter = netdev_priv(netdev);
 
-        strncpy(drvinfo->driver,  atl1c_driver_name, sizeof(drvinfo->driver));
-        strncpy(drvinfo->version, atl1c_driver_version,
+        strlcpy(drvinfo->driver,  atl1c_driver_name, sizeof(drvinfo->driver));
+        strlcpy(drvinfo->version, atl1c_driver_version,
                 sizeof(drvinfo->version));
-        strncpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
-        strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+        strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+        strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
                 sizeof(drvinfo->bus_info));
         drvinfo->n_stats = 0;
         drvinfo->testinfo_len = 0;
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 94d7325caf4f..8bca12f71390 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -3378,11 +3378,11 @@ static void atl1_get_drvinfo(struct net_device *netdev,
 {
         struct atl1_adapter *adapter = netdev_priv(netdev);
 
-        strncpy(drvinfo->driver, ATLX_DRIVER_NAME, sizeof(drvinfo->driver));
-        strncpy(drvinfo->version, ATLX_DRIVER_VERSION,
+        strlcpy(drvinfo->driver, ATLX_DRIVER_NAME, sizeof(drvinfo->driver));
+        strlcpy(drvinfo->version, ATLX_DRIVER_VERSION,
                 sizeof(drvinfo->version));
-        strncpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
-        strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+        strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+        strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
                 sizeof(drvinfo->bus_info));
         drvinfo->eedump_len = ATL1_EEDUMP_LEN;
 }
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 36d4d377ec2f..bafca672ea7d 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -952,9 +952,10 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
         int rc = NETDEV_TX_OK;
         dma_addr_t mapping;
         u32 len, entry, ctrl;
+        unsigned long flags;
 
         len = skb->len;
-        spin_lock_irq(&bp->lock);
+        spin_lock_irqsave(&bp->lock, flags);
 
         /* This is a hard error, log it. */
         if (unlikely(TX_BUFFS_AVAIL(bp) < 1)) {
@@ -1027,7 +1028,7 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
         dev->trans_start = jiffies;
 
 out_unlock:
-        spin_unlock_irq(&bp->lock);
+        spin_unlock_irqrestore(&bp->lock, flags);
 
         return rc;
 
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index b70cc99962fc..06b901152d44 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -399,9 +399,11 @@ static int bnx2_unregister_cnic(struct net_device *dev)
         struct bnx2_napi *bnapi = &bp->bnx2_napi[0];
         struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
 
+        mutex_lock(&bp->cnic_lock);
         cp->drv_state = 0;
         bnapi->cnic_present = 0;
         rcu_assign_pointer(bp->cnic_ops, NULL);
+        mutex_unlock(&bp->cnic_lock);
         synchronize_rcu();
         return 0;
 }
@@ -429,13 +431,13 @@ bnx2_cnic_stop(struct bnx2 *bp)
         struct cnic_ops *c_ops;
         struct cnic_ctl_info info;
 
-        rcu_read_lock();
-        c_ops = rcu_dereference(bp->cnic_ops);
+        mutex_lock(&bp->cnic_lock);
+        c_ops = bp->cnic_ops;
         if (c_ops) {
                 info.cmd = CNIC_CTL_STOP_CMD;
                 c_ops->cnic_ctl(bp->cnic_data, &info);
         }
-        rcu_read_unlock();
+        mutex_unlock(&bp->cnic_lock);
 }
 
 static void
@@ -444,8 +446,8 @@ bnx2_cnic_start(struct bnx2 *bp)
         struct cnic_ops *c_ops;
         struct cnic_ctl_info info;
 
-        rcu_read_lock();
-        c_ops = rcu_dereference(bp->cnic_ops);
+        mutex_lock(&bp->cnic_lock);
+        c_ops = bp->cnic_ops;
         if (c_ops) {
                 if (!(bp->flags & BNX2_FLAG_USING_MSIX)) {
                         struct bnx2_napi *bnapi = &bp->bnx2_napi[0];
@@ -455,7 +457,7 @@ bnx2_cnic_start(struct bnx2 *bp)
                 info.cmd = CNIC_CTL_START_CMD;
                 c_ops->cnic_ctl(bp->cnic_data, &info);
         }
-        rcu_read_unlock();
+        mutex_unlock(&bp->cnic_lock);
 }
 
 #else
@@ -7663,6 +7665,9 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 
         spin_lock_init(&bp->phy_lock);
         spin_lock_init(&bp->indirect_lock);
+#ifdef BCM_CNIC
+        mutex_init(&bp->cnic_lock);
+#endif
         INIT_WORK(&bp->reset_task, bnx2_reset_task);
 
         dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0);
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index f1edfaa9e56a..a4f12fd0ecd2 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6902,6 +6902,7 @@ struct bnx2 {
         u32                     idle_chk_status_idx;
 
 #ifdef BCM_CNIC
+        struct mutex            cnic_lock;
         struct cnic_eth_dev     cnic_eth_dev;
 #endif
 
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 9e4283aff828..e1a4f8214239 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -611,11 +611,18 @@ nla_put_failure:
         return -EMSGSIZE;
 }
 
+static int can_newlink(struct net_device *dev,
+                       struct nlattr *tb[], struct nlattr *data[])
+{
+        return -EOPNOTSUPP;
+}
+
 static struct rtnl_link_ops can_link_ops __read_mostly = {
         .kind           = "can",
         .maxtype        = IFLA_CAN_MAX,
         .policy         = can_policy,
         .setup          = can_setup,
+        .newlink        = can_newlink,
         .changelink     = can_changelink,
         .fill_info      = can_fill_info,
         .fill_xstats    = can_fill_xstats,
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 4869d77cbe91..74c342959b7b 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -138,6 +138,16 @@ static struct cnic_dev *cnic_from_netdev(struct net_device *netdev)
         return NULL;
 }
 
+static inline void ulp_get(struct cnic_ulp_ops *ulp_ops)
+{
+        atomic_inc(&ulp_ops->ref_count);
+}
+
+static inline void ulp_put(struct cnic_ulp_ops *ulp_ops)
+{
+        atomic_dec(&ulp_ops->ref_count);
+}
+
 static void cnic_ctx_wr(struct cnic_dev *dev, u32 cid_addr, u32 off, u32 val)
 {
         struct cnic_local *cp = dev->cnic_priv;
@@ -358,6 +368,7 @@ int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops)
         }
         read_unlock(&cnic_dev_lock);
 
+        atomic_set(&ulp_ops->ref_count, 0);
         rcu_assign_pointer(cnic_ulp_tbl[ulp_type], ulp_ops);
         mutex_unlock(&cnic_lock);
 
@@ -379,6 +390,8 @@ int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops)
 int cnic_unregister_driver(int ulp_type)
 {
         struct cnic_dev *dev;
+        struct cnic_ulp_ops *ulp_ops;
+        int i = 0;
 
         if (ulp_type >= MAX_CNIC_ULP_TYPE) {
                 printk(KERN_ERR PFX "cnic_unregister_driver: Bad type %d\n",
@@ -386,7 +399,8 @@ int cnic_unregister_driver(int ulp_type)
                 return -EINVAL;
         }
         mutex_lock(&cnic_lock);
-        if (!cnic_ulp_tbl[ulp_type]) {
+        ulp_ops = cnic_ulp_tbl[ulp_type];
+        if (!ulp_ops) {
                 printk(KERN_ERR PFX "cnic_unregister_driver: Type %d has not "
                                     "been registered\n", ulp_type);
                 goto out_unlock;
@@ -411,6 +425,14 @@ int cnic_unregister_driver(int ulp_type)
 
         mutex_unlock(&cnic_lock);
         synchronize_rcu();
+        while ((atomic_read(&ulp_ops->ref_count) != 0) && (i < 20)) {
+                msleep(100);
+                i++;
+        }
+
+        if (atomic_read(&ulp_ops->ref_count) != 0)
+                printk(KERN_WARNING PFX "%s: Failed waiting for ref count to go"
+                                        " to zero.\n", dev->netdev->name);
         return 0;
 
 out_unlock:
@@ -466,6 +488,7 @@ EXPORT_SYMBOL(cnic_register_driver);
 static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type)
 {
         struct cnic_local *cp = dev->cnic_priv;
+        int i = 0;
 
         if (ulp_type >= MAX_CNIC_ULP_TYPE) {
                 printk(KERN_ERR PFX "cnic_unregister_device: Bad type %d\n",
@@ -486,6 +509,15 @@ static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type)
 
         synchronize_rcu();
 
+        while (test_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[ulp_type]) &&
+               i < 20) {
+                msleep(100);
+                i++;
+        }
+        if (test_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[ulp_type]))
+                printk(KERN_WARNING PFX "%s: Failed waiting for ULP up call"
+                                        " to complete.\n", dev->netdev->name);
+
         return 0;
 }
 EXPORT_SYMBOL(cnic_unregister_driver);
@@ -1076,18 +1108,23 @@ static void cnic_ulp_stop(struct cnic_dev *dev)
         if (cp->cnic_uinfo)
                 cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL);
 
-        rcu_read_lock();
         for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++) {
                 struct cnic_ulp_ops *ulp_ops;
 
-                ulp_ops = rcu_dereference(cp->ulp_ops[if_type]);
-                if (!ulp_ops)
+                mutex_lock(&cnic_lock);
+                ulp_ops = cp->ulp_ops[if_type];
+                if (!ulp_ops) {
+                        mutex_unlock(&cnic_lock);
                         continue;
+                }
+                set_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
+                mutex_unlock(&cnic_lock);
 
                 if (test_and_clear_bit(ULP_F_START, &cp->ulp_flags[if_type]))
                         ulp_ops->cnic_stop(cp->ulp_handle[if_type]);
+
+                clear_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
         }
-        rcu_read_unlock();
 }
 
 static void cnic_ulp_start(struct cnic_dev *dev)
@@ -1095,18 +1132,23 @@ static void cnic_ulp_start(struct cnic_dev *dev)
         struct cnic_local *cp = dev->cnic_priv;
         int if_type;
 
-        rcu_read_lock();
         for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++) {
                 struct cnic_ulp_ops *ulp_ops;
 
-                ulp_ops = rcu_dereference(cp->ulp_ops[if_type]);
-                if (!ulp_ops || !ulp_ops->cnic_start)
+                mutex_lock(&cnic_lock);
+                ulp_ops = cp->ulp_ops[if_type];
+                if (!ulp_ops || !ulp_ops->cnic_start) {
+                        mutex_unlock(&cnic_lock);
                         continue;
+                }
+                set_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
+                mutex_unlock(&cnic_lock);
 
                 if (!test_and_set_bit(ULP_F_START, &cp->ulp_flags[if_type]))
                         ulp_ops->cnic_start(cp->ulp_handle[if_type]);
+
+                clear_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
         }
-        rcu_read_unlock();
 }
 
 static int cnic_ctl(void *data, struct cnic_ctl_info *info)
@@ -1116,22 +1158,18 @@ static int cnic_ctl(void *data, struct cnic_ctl_info *info)
         switch (info->cmd) {
         case CNIC_CTL_STOP_CMD:
                 cnic_hold(dev);
-                mutex_lock(&cnic_lock);
 
                 cnic_ulp_stop(dev);
                 cnic_stop_hw(dev);
 
-                mutex_unlock(&cnic_lock);
                 cnic_put(dev);
                 break;
         case CNIC_CTL_START_CMD:
                 cnic_hold(dev);
-                mutex_lock(&cnic_lock);
 
                 if (!cnic_start_hw(dev))
                         cnic_ulp_start(dev);
 
-                mutex_unlock(&cnic_lock);
                 cnic_put(dev);
                 break;
         default:
@@ -1145,19 +1183,23 @@ static void cnic_ulp_init(struct cnic_dev *dev)
         int i;
         struct cnic_local *cp = dev->cnic_priv;
 
-        rcu_read_lock();
         for (i = 0; i < MAX_CNIC_ULP_TYPE_EXT; i++) {
                 struct cnic_ulp_ops *ulp_ops;
 
-                ulp_ops = rcu_dereference(cnic_ulp_tbl[i]);
-                if (!ulp_ops || !ulp_ops->cnic_init)
+                mutex_lock(&cnic_lock);
+                ulp_ops = cnic_ulp_tbl[i];
+                if (!ulp_ops || !ulp_ops->cnic_init) {
+                        mutex_unlock(&cnic_lock);
                         continue;
+                }
+                ulp_get(ulp_ops);
+                mutex_unlock(&cnic_lock);
 
                 if (!test_and_set_bit(ULP_F_INIT, &cp->ulp_flags[i]))
                         ulp_ops->cnic_init(dev);
 
+                ulp_put(ulp_ops);
         }
-        rcu_read_unlock();
 }
 
 static void cnic_ulp_exit(struct cnic_dev *dev)
@@ -1165,19 +1207,23 @@ static void cnic_ulp_exit(struct cnic_dev *dev)
         int i;
         struct cnic_local *cp = dev->cnic_priv;
 
-        rcu_read_lock();
         for (i = 0; i < MAX_CNIC_ULP_TYPE_EXT; i++) {
                 struct cnic_ulp_ops *ulp_ops;
 
-                ulp_ops = rcu_dereference(cnic_ulp_tbl[i]);
-                if (!ulp_ops || !ulp_ops->cnic_exit)
+                mutex_lock(&cnic_lock);
+                ulp_ops = cnic_ulp_tbl[i];
+                if (!ulp_ops || !ulp_ops->cnic_exit) {
+                        mutex_unlock(&cnic_lock);
                         continue;
+                }
+                ulp_get(ulp_ops);
+                mutex_unlock(&cnic_lock);
 
                 if (test_and_clear_bit(ULP_F_INIT, &cp->ulp_flags[i]))
                         ulp_ops->cnic_exit(dev);
 
+                ulp_put(ulp_ops);
         }
-        rcu_read_unlock();
 }
 
 static int cnic_cm_offload_pg(struct cnic_sock *csk)
@@ -2393,21 +2439,45 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev)
         return 0;
 }
 
-static int cnic_start_hw(struct cnic_dev *dev)
+static int cnic_register_netdev(struct cnic_dev *dev)
 {
         struct cnic_local *cp = dev->cnic_priv;
         struct cnic_eth_dev *ethdev = cp->ethdev;
         int err;
 
-        if (test_bit(CNIC_F_CNIC_UP, &dev->flags))
-                return -EALREADY;
+        if (!ethdev)
+                return -ENODEV;
+
+        if (ethdev->drv_state & CNIC_DRV_STATE_REGD)
+                return 0;
 
         err = ethdev->drv_register_cnic(dev->netdev, cp->cnic_ops, dev);
-        if (err) {
+        if (err)
                 printk(KERN_ERR PFX "%s: register_cnic failed\n",
                        dev->netdev->name);
-                goto err2;
-        }
+
+        return err;
+}
+
+static void cnic_unregister_netdev(struct cnic_dev *dev)
+{
+        struct cnic_local *cp = dev->cnic_priv;
+        struct cnic_eth_dev *ethdev = cp->ethdev;
+
+        if (!ethdev)
+                return;
+
+        ethdev->drv_unregister_cnic(dev->netdev);
+}
+
+static int cnic_start_hw(struct cnic_dev *dev)
+{
+        struct cnic_local *cp = dev->cnic_priv;
+        struct cnic_eth_dev *ethdev = cp->ethdev;
+        int err;
+
+        if (test_bit(CNIC_F_CNIC_UP, &dev->flags))
+                return -EALREADY;
 
         dev->regview = ethdev->io_base;
         cp->chip_id = ethdev->chip_id;
@@ -2438,18 +2508,13 @@ static int cnic_start_hw(struct cnic_dev *dev)
         return 0;
 
 err1:
-        ethdev->drv_unregister_cnic(dev->netdev);
         cp->free_resc(dev);
         pci_dev_put(dev->pcidev);
-err2:
         return err;
 }
 
 static void cnic_stop_bnx2_hw(struct cnic_dev *dev)
 {
-        struct cnic_local *cp = dev->cnic_priv;
-        struct cnic_eth_dev *ethdev = cp->ethdev;
-
         cnic_disable_bnx2_int_sync(dev);
 
         cnic_reg_wr_ind(dev, BNX2_CP_SCRATCH + 0x20, 0);
@@ -2461,8 +2526,6 @@ static void cnic_stop_bnx2_hw(struct cnic_dev *dev)
         cnic_setup_5709_context(dev, 0);
         cnic_free_irq(dev);
 
-        ethdev->drv_unregister_cnic(dev->netdev);
-
         cnic_free_resc(dev);
 }
 
@@ -2543,7 +2606,7 @@ static struct cnic_dev *init_bnx2_cnic(struct net_device *dev)
         probe = symbol_get(bnx2_cnic_probe);
         if (probe) {
                 ethdev = (*probe)(dev);
-                symbol_put_addr(probe);
+                symbol_put(bnx2_cnic_probe);
         }
         if (!ethdev)
                 return NULL;
@@ -2646,10 +2709,12 @@ static int cnic_netdev_event(struct notifier_block *this, unsigned long event,
                 else if (event == NETDEV_UNREGISTER)
                         cnic_ulp_exit(dev);
                 else if (event == NETDEV_UP) {
-                        mutex_lock(&cnic_lock);
+                        if (cnic_register_netdev(dev) != 0) {
+                                cnic_put(dev);
+                                goto done;
+                        }
                         if (!cnic_start_hw(dev))
                                 cnic_ulp_start(dev);
-                        mutex_unlock(&cnic_lock);
                 }
 
                 rcu_read_lock();
@@ -2668,10 +2733,9 @@ static int cnic_netdev_event(struct notifier_block *this, unsigned long event,
                 rcu_read_unlock();
 
                 if (event == NETDEV_GOING_DOWN) {
-                        mutex_lock(&cnic_lock);
                         cnic_ulp_stop(dev);
                         cnic_stop_hw(dev);
-                        mutex_unlock(&cnic_lock);
+                        cnic_unregister_netdev(dev);
                 } else if (event == NETDEV_UNREGISTER) {
                         write_lock(&cnic_dev_lock);
                         list_del_init(&dev->list);
@@ -2703,6 +2767,7 @@ static void cnic_release(void)
                 }
 
                 cnic_ulp_exit(dev);
+                cnic_unregister_netdev(dev);
                 list_del_init(&dev->list);
                 cnic_free_dev(dev);
         }
diff --git a/drivers/net/cnic.h b/drivers/net/cnic.h
index 5192d4a9df5a..a94b302bb464 100644
--- a/drivers/net/cnic.h
+++ b/drivers/net/cnic.h
@@ -176,6 +176,7 @@ struct cnic_local {
         unsigned long ulp_flags[MAX_CNIC_ULP_TYPE];
 #define ULP_F_INIT      0
 #define ULP_F_START     1
+#define ULP_F_CALL_PENDING      2
         struct cnic_ulp_ops *ulp_ops[MAX_CNIC_ULP_TYPE];
 
         /* protected by ulp_lock */
diff --git a/drivers/net/cnic_if.h b/drivers/net/cnic_if.h
index d1bce27ee99e..a49235739eef 100644
--- a/drivers/net/cnic_if.h
+++ b/drivers/net/cnic_if.h
@@ -290,6 +290,7 @@ struct cnic_ulp_ops {
         void (*iscsi_nl_send_msg)(struct cnic_dev *dev, u32 msg_type,
                                   char *data, u16 data_size);
         struct module *owner;
+        atomic_t ref_count;
 };
 
 extern int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops);
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 41b648a67fec..3a6735dc9f6a 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -1899,7 +1899,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
                                 nic->ru_running = RU_SUSPENDED;
                 pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
                                                sizeof(struct rfd),
-                                               PCI_DMA_BIDIRECTIONAL);
+                                               PCI_DMA_FROMDEVICE);
                 return -ENODATA;
         }
 
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index d56c7473144a..99df2abf82a9 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -338,10 +338,7 @@ static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
 {
         struct e1000_nvm_info *nvm = &hw->nvm;
         struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
-        union ich8_hws_flash_status hsfsts;
-        u32 gfpreg;
-        u32 sector_base_addr;
-        u32 sector_end_addr;
+        u32 gfpreg, sector_base_addr, sector_end_addr;
         u16 i;
 
         /* Can't read flash registers if the register set isn't mapped. */
@@ -375,20 +372,6 @@ static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
         /* Adjust to word count */
         nvm->flash_bank_size /= sizeof(u16);
 
-        /*
-         * Make sure the flash bank size does not overwrite the 4k
-         * sector ranges. We may have 64k allotted to us but we only care
-         * about the first 2 4k sectors. Therefore, if we have anything less
-         * than 64k set in the HSFSTS register, we will reduce the bank size
-         * down to 4k and let the rest remain unused. If berasesz == 3, then
-         * we are working in 64k mode. Otherwise we are not.
-         */
-        if (nvm->flash_bank_size > E1000_ICH8_SHADOW_RAM_WORDS) {
-                hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
-                if (hsfsts.hsf_status.berasesz != 3)
-                        nvm->flash_bank_size = E1000_ICH8_SHADOW_RAM_WORDS;
-        }
-
         nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
 
         /* Clear shadow ram */
@@ -594,8 +577,8 @@ static DEFINE_MUTEX(nvm_mutex);
  **/
 static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
 {
-        u32 extcnf_ctrl;
-        u32 timeout = PHY_CFG_TIMEOUT;
+        u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
+        s32 ret_val = 0;
 
         might_sleep();
 
@@ -603,28 +586,46 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
 
         while (timeout) {
                 extcnf_ctrl = er32(EXTCNF_CTRL);
+                if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
+                        break;
 
-                if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)) {
-                        extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
-                        ew32(EXTCNF_CTRL, extcnf_ctrl);
+                mdelay(1);
+                timeout--;
+        }
+
+        if (!timeout) {
+                hw_dbg(hw, "SW/FW/HW has locked the resource for too long.\n");
+                ret_val = -E1000_ERR_CONFIG;
+                goto out;
+        }
+
+        timeout = PHY_CFG_TIMEOUT * 2;
+
+        extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
+        ew32(EXTCNF_CTRL, extcnf_ctrl);
+
+        while (timeout) {
+                extcnf_ctrl = er32(EXTCNF_CTRL);
+                if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
+                        break;
 
-                        extcnf_ctrl = er32(EXTCNF_CTRL);
-                        if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
-                                break;
-                }
                 mdelay(1);
                 timeout--;
         }
 
         if (!timeout) {
-                hw_dbg(hw, "FW or HW has locked the resource for too long.\n");
+                hw_dbg(hw, "Failed to acquire the semaphore.\n");
                 extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
                 ew32(EXTCNF_CTRL, extcnf_ctrl);
-                mutex_unlock(&nvm_mutex);
-                return -E1000_ERR_CONFIG;
+                ret_val = -E1000_ERR_CONFIG;
+                goto out;
         }
 
-        return 0;
+out:
+        if (ret_val)
+                mutex_unlock(&nvm_mutex);
+
+        return ret_val;
 }
 
 /**
@@ -1306,7 +1307,7 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
         struct e1000_nvm_info *nvm = &hw->nvm;
         struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
         u32 act_offset;
-        s32 ret_val;
+        s32 ret_val = 0;
         u32 bank = 0;
         u16 i, word;
 
@@ -1321,12 +1322,15 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
                 goto out;
 
         ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
-        if (ret_val)
-                goto release;
+        if (ret_val) {
+                hw_dbg(hw, "Could not detect valid bank, assuming bank 0\n");
+                bank = 0;
+        }
 
         act_offset = (bank) ? nvm->flash_bank_size : 0;
         act_offset += offset;
 
+        ret_val = 0;
         for (i = 0; i < words; i++) {
                 if ((dev_spec->shadow_ram) &&
                     (dev_spec->shadow_ram[offset+i].modified)) {
@@ -1341,7 +1345,6 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
                 }
         }
 
-release:
         e1000_release_swflag_ich8lan(hw);
 
 out:
@@ -1592,7 +1595,6 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
 {
         struct e1000_nvm_info *nvm = &hw->nvm;
         struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
-        s32 ret_val;
         u16 i;
 
         if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
@@ -1601,17 +1603,11 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
                 return -E1000_ERR_NVM;
         }
 
-        ret_val = e1000_acquire_swflag_ich8lan(hw);
-        if (ret_val)
-                return ret_val;
-
         for (i = 0; i < words; i++) {
                 dev_spec->shadow_ram[offset+i].modified = 1;
                 dev_spec->shadow_ram[offset+i].value = data[i];
         }
 
-        e1000_release_swflag_ich8lan(hw);
-
         return 0;
 }
 
@@ -1652,8 +1648,8 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
          */
         ret_val =  e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
         if (ret_val) {
-                e1000_release_swflag_ich8lan(hw);
-                goto out;
+                hw_dbg(hw, "Could not detect valid bank, assuming bank 0\n");
+                bank = 0;
         }
 
         if (bank == 0) {
@@ -2039,12 +2035,8 @@ static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
                 iteration = 1;
                 break;
         case 2:
-                if (hw->mac.type == e1000_ich9lan) {
-                        sector_size = ICH_FLASH_SEG_SIZE_8K;
-                        iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_8K;
-                } else {
-                        return -E1000_ERR_NVM;
-                }
+                sector_size = ICH_FLASH_SEG_SIZE_8K;
+                iteration = 1;
                 break;
         case 3:
                 sector_size = ICH_FLASH_SEG_SIZE_64K;
@@ -2056,7 +2048,7 @@ static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
 
         /* Start with the base address, then add the sector offset. */
         flash_linear_addr = hw->nvm.flash_base_addr;
-        flash_linear_addr += (bank) ? (sector_size * iteration) : 0;
+        flash_linear_addr += (bank) ? flash_bank_size : 0;
 
         for (j = 0; j < iteration ; j++) {
                 do {
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 63415bb6f48f..fa92a683aefd 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -4538,8 +4538,7 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
                 /* Allow time for pending master requests to run */
                 e1000e_disable_pcie_master(&adapter->hw);
 
-                if ((adapter->flags2 & FLAG2_HAS_PHY_WAKEUP) &&
-                    !(hw->mac.ops.check_mng_mode(hw))) {
+                if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP) {
                         /* enable wakeup by the PHY */
                         retval = e1000_init_phy_wakeup(adapter, wufc);
                         if (retval)
@@ -4557,7 +4556,8 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
         *enable_wake = !!wufc;
 
         /* make sure adapter isn't asleep if manageability is enabled */
-        if (adapter->flags & FLAG_MNG_PT_ENABLED)
+        if ((adapter->flags & FLAG_MNG_PT_ENABLED) ||
+            (hw->mac.ops.check_mng_mode(hw)))
                 *enable_wake = true;
 
         if (adapter->hw.phy.type == e1000_phy_igp_3)
@@ -4670,14 +4670,6 @@ static int e1000_resume(struct pci_dev *pdev)
                 return err;
         }
 
-        /* AER (Advanced Error Reporting) hooks */
-        err = pci_enable_pcie_error_reporting(pdev);
-        if (err) {
-                dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
-                                    "0x%x\n", err);
-                /* non-fatal, continue */
-        }
-
         pci_set_master(pdev);
 
         pci_enable_wake(pdev, PCI_D3hot, 0);
@@ -4990,6 +4982,14 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
         if (err)
                 goto err_pci_reg;
 
+        /* AER (Advanced Error Reporting) hooks */
+        err = pci_enable_pcie_error_reporting(pdev);
+        if (err) {
+                dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
+                        "0x%x\n", err);
+                /* non-fatal, continue */
+        }
+
         pci_set_master(pdev);
         /* PCI config space info */
         err = pci_save_state(pdev);
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index d4b98074b1b7..c9fd82d3a80d 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -285,6 +285,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
         struct fec_enet_private *fep = netdev_priv(dev);
         struct bufdesc *bdp;
+        void *bufaddr;
         unsigned short  status;
         unsigned long flags;
 
@@ -312,7 +313,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev)
         status &= ~BD_ENET_TX_STATS;
 
         /* Set buffer length and buffer pointer */
-        bdp->cbd_bufaddr = __pa(skb->data);
+        bufaddr = skb->data;
         bdp->cbd_datlen = skb->len;
 
         /*
@@ -320,11 +321,11 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev)
          * 4-byte boundaries. Use bounce buffers to copy data
          * and get it aligned. Ugh.
          */
-        if (bdp->cbd_bufaddr & FEC_ALIGNMENT) {
+        if (((unsigned long) bufaddr) & FEC_ALIGNMENT) {
                 unsigned int index;
                 index = bdp - fep->tx_bd_base;
                 memcpy(fep->tx_bounce[index], (void *)skb->data, skb->len);
-                bdp->cbd_bufaddr = __pa(fep->tx_bounce[index]);
+                bufaddr = fep->tx_bounce[index];
         }
 
         /* Save skb pointer */
@@ -336,7 +337,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev)
         /* Push the data cache so the CPM does not get stale memory
          * data.
          */
-        bdp->cbd_bufaddr = dma_map_single(&dev->dev, skb->data,
+        bdp->cbd_bufaddr = dma_map_single(&dev->dev, bufaddr,
                         FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE);
 
         /* Send it on its way.  Tell FEC it's ready, interrupt when done,
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index cc786333d95c..c40113f58963 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -309,6 +309,7 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
         struct mpc52xx_fec_priv *priv = netdev_priv(dev);
         struct bcom_fec_bd *bd;
+        unsigned long flags;
 
         if (bcom_queue_full(priv->tx_dmatsk)) {
                 if (net_ratelimit())
@@ -316,7 +317,7 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 return NETDEV_TX_BUSY;
         }
 
-        spin_lock_irq(&priv->lock);
+        spin_lock_irqsave(&priv->lock, flags);
         dev->trans_start = jiffies;
 
         bd = (struct bcom_fec_bd *)
@@ -332,7 +333,7 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 netif_stop_queue(dev);
         }
 
-        spin_unlock_irq(&priv->lock);
+        spin_unlock_irqrestore(&priv->lock, flags);
 
         return NETDEV_TX_OK;
 }
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index f8ffcbf0bc39..e212f2c5448b 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -936,6 +936,7 @@ int startup_gfar(struct net_device *dev)
         struct gfar __iomem *regs = priv->regs;
         int err = 0;
         u32 rctrl = 0;
+        u32 tctrl = 0;
         u32 attrs = 0;
 
         gfar_write(&regs->imask, IMASK_INIT_CLEAR);
@@ -1111,11 +1112,19 @@ int startup_gfar(struct net_device *dev)
                 rctrl |= RCTRL_PADDING(priv->padding);
         }
 
+        /* keep vlan related bits if it's enabled */
+        if (priv->vlgrp) {
+                rctrl |= RCTRL_VLEX | RCTRL_PRSDEP_INIT;
+                tctrl |= TCTRL_VLINS;
+        }
+
         /* Init rctrl based on our settings */
         gfar_write(&priv->regs->rctrl, rctrl);
 
         if (dev->features & NETIF_F_IP_CSUM)
-                gfar_write(&priv->regs->tctrl, TCTRL_INIT_CSUM);
+                tctrl |= TCTRL_INIT_CSUM;
+
+        gfar_write(&priv->regs->tctrl, tctrl);
 
         /* Set the extraction length and index */
         attrs = ATTRELI_EL(priv->rx_stash_size) |
@@ -1450,7 +1459,6 @@ static void gfar_vlan_rx_register(struct net_device *dev,
 
                 /* Enable VLAN tag extraction */
                 tempval = gfar_read(&priv->regs->rctrl);
-                tempval |= RCTRL_VLEX;
                 tempval |= (RCTRL_VLEX | RCTRL_PRSDEP_INIT);
                 gfar_write(&priv->regs->rctrl, tempval);
         } else {
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index beb84213b671..f0f890803710 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -1305,6 +1305,8 @@ static int emac_close(struct net_device *ndev)
 
         free_irq(dev->emac_irq, dev);
 
+        netif_carrier_off(ndev);
+
         return 0;
 }
 
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index 3376a4f39e0a..77d10edefd25 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -803,9 +803,6 @@ static const struct net_device_ops pxa_irda_netdev_ops = {
         .ndo_stop               = pxa_irda_stop,
         .ndo_start_xmit         = pxa_irda_hard_xmit,
         .ndo_do_ioctl           = pxa_irda_ioctl,
-        .ndo_change_mtu         = eth_change_mtu,
-        .ndo_validate_addr      = eth_validate_addr,
-        .ndo_set_mac_address    = eth_mac_addr,
 };
 
 static int pxa_irda_probe(struct platform_device *pdev)
@@ -830,6 +827,7 @@ static int pxa_irda_probe(struct platform_device *pdev)
         if (!dev)
                 goto err_mem_3;
 
+        SET_NETDEV_DEV(dev, &pdev->dev);
         si = netdev_priv(dev);
         si->dev = &pdev->dev;
         si->pdata = pdev->dev.platform_data;
diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c
index d0883835b0c6..fe4f2b2bff96 100644
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -115,7 +115,7 @@ static int __init w83977af_init(void)
 
         IRDA_DEBUG(0, "%s()\n", __func__ );
 
-        for (i=0; (io[i] < 2000) && (i < ARRAY_SIZE(dev_self)); i++) {
+        for (i=0; i < ARRAY_SIZE(dev_self) && io[i] < 2000; i++) {
                 if (w83977af_open(i, io[i], irq[i], dma[i]) == 0)
                         return 0;
         }
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index e11d83d5852b..2c4dc8221dcd 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -136,6 +136,8 @@ struct ixgbe_ring {
 
         u8 queue_index; /* needed for multiqueue queue management */
 
+#define IXGBE_RING_RX_PS_ENABLED                (u8)(1)
+        u8 flags;                       /* per ring feature flags */
         u16 head;
         u16 tail;
 
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 79144e950a34..dff8dfac7ed9 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -1948,6 +1948,7 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
                               struct ethtool_coalesce *ec)
 {
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
+        struct ixgbe_q_vector *q_vector;
         int i;
 
         if (ec->tx_max_coalesced_frames_irq)
@@ -1982,14 +1983,24 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
                 adapter->itr_setting = 0;
         }
 
-        for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
-                struct ixgbe_q_vector *q_vector = adapter->q_vector[i];
-                if (q_vector->txr_count && !q_vector->rxr_count)
-                        /* tx vector gets half the rate */
-                        q_vector->eitr = (adapter->eitr_param >> 1);
-                else
-                        /* rx only or mixed */
-                        q_vector->eitr = adapter->eitr_param;
+        /* MSI/MSIx Interrupt Mode */
+        if (adapter->flags &
+            (IXGBE_FLAG_MSIX_ENABLED | IXGBE_FLAG_MSI_ENABLED)) {
+                int num_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
+                for (i = 0; i < num_vectors; i++) {
+                        q_vector = adapter->q_vector[i];
+                        if (q_vector->txr_count && !q_vector->rxr_count)
+                                /* tx vector gets half the rate */
+                                q_vector->eitr = (adapter->eitr_param >> 1);
+                        else
+                                /* rx only or mixed */
+                                q_vector->eitr = adapter->eitr_param;
+                        ixgbe_write_eitr(q_vector);
+                }
+        /* Legacy Interrupt Mode */
+        } else {
+                q_vector = adapter->q_vector[0];
+                q_vector->eitr = adapter->eitr_param;
                 ixgbe_write_eitr(q_vector);
         }
 
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index fa9f24e23683..28cf104e36cc 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -336,7 +336,7 @@ int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter,
                 /* return 0 to bypass going to ULD for DDPed data */
                 if (fcstat == IXGBE_RXDADV_STAT_FCSTAT_DDP)
                         rc = 0;
-                else
+                else if (ddp->len)
                         rc = ddp->len;
         }
 
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 110c65ab5cb5..77b0381a2b5c 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -492,12 +492,12 @@ static void ixgbe_receive_skb(struct ixgbe_q_vector *q_vector,
 
         skb_record_rx_queue(skb, ring->queue_index);
         if (!(adapter->flags & IXGBE_FLAG_IN_NETPOLL)) {
-                if (adapter->vlgrp && is_vlan && (tag != 0))
+                if (adapter->vlgrp && is_vlan && (tag & VLAN_VID_MASK))
                         vlan_gro_receive(napi, adapter->vlgrp, tag, skb);
                 else
                         napi_gro_receive(napi, skb);
         } else {
-                if (adapter->vlgrp && is_vlan && (tag != 0))
+                if (adapter->vlgrp && is_vlan && (tag & VLAN_VID_MASK))
                         vlan_hwaccel_rx(skb, adapter->vlgrp, tag);
                 else
                         netif_rx(skb);
@@ -585,7 +585,7 @@ static void ixgbe_alloc_rx_buffers(struct ixgbe_adapter *adapter,
                 rx_desc = IXGBE_RX_DESC_ADV(*rx_ring, i);
 
                 if (!bi->page_dma &&
-                    (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED)) {
+                    (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED)) {
                         if (!bi->page) {
                                 bi->page = alloc_page(GFP_ATOMIC);
                                 if (!bi->page) {
@@ -629,7 +629,7 @@ static void ixgbe_alloc_rx_buffers(struct ixgbe_adapter *adapter,
                 }
                 /* Refresh the desc even if buffer_addrs didn't change because
                  * each write-back erases this info. */
-                if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
+                if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
                         rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma);
                         rx_desc->read.hdr_addr = cpu_to_le64(bi->dma);
                 } else {
@@ -726,7 +726,7 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
                         break;
                 (*work_done)++;
 
-                if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
+                if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
                         hdr_info = le16_to_cpu(ixgbe_get_hdr_info(rx_desc));
                         len = (hdr_info & IXGBE_RXDADV_HDRBUFLEN_MASK) >>
                                IXGBE_RXDADV_HDRBUFLEN_SHIFT;
@@ -798,7 +798,7 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
                         rx_ring->stats.packets++;
                         rx_ring->stats.bytes += skb->len;
                 } else {
-                        if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
+                        if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
                                 rx_buffer_info->skb = next_buffer->skb;
                                 rx_buffer_info->dma = next_buffer->dma;
                                 next_buffer->skb = skb;
@@ -1898,46 +1898,19 @@ static void ixgbe_configure_tx(struct ixgbe_adapter *adapter)
 
 #define IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT 2
 
-static void ixgbe_configure_srrctl(struct ixgbe_adapter *adapter, int index)
+static void ixgbe_configure_srrctl(struct ixgbe_adapter *adapter,
+                                   struct ixgbe_ring *rx_ring)
 {
-        struct ixgbe_ring *rx_ring;
         u32 srrctl;
-        int queue0 = 0;
-        unsigned long mask;
+        int index;
         struct ixgbe_ring_feature *feature = adapter->ring_feature;
 
-        if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
-                if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
-                        int dcb_i = feature[RING_F_DCB].indices;
-                        if (dcb_i == 8)
-                                queue0 = index >> 4;
-                        else if (dcb_i == 4)
-                                queue0 = index >> 5;
-                        else
-                                dev_err(&adapter->pdev->dev, "Invalid DCB "
-                                        "configuration\n");
-#ifdef IXGBE_FCOE
-                        if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
-                                struct ixgbe_ring_feature *f;
-
-                                rx_ring = &adapter->rx_ring[queue0];
-                                f = &adapter->ring_feature[RING_F_FCOE];
-                                if ((queue0 == 0) && (index > rx_ring->reg_idx))
-                                        queue0 = f->mask + index -
-                                                 rx_ring->reg_idx - 1;
-                        }
-#endif /* IXGBE_FCOE */
-                } else {
-                        queue0 = index;
-                }
-        } else {
+        index = rx_ring->reg_idx;
+        if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
+                unsigned long mask;
                 mask = (unsigned long) feature[RING_F_RSS].mask;
-                queue0 = index & mask;
                 index = index & mask;
         }
-
-        rx_ring = &adapter->rx_ring[queue0];
-
         srrctl = IXGBE_READ_REG(&adapter->hw, IXGBE_SRRCTL(index));
 
         srrctl &= ~IXGBE_SRRCTL_BSIZEHDR_MASK;
@@ -1946,7 +1919,7 @@ static void ixgbe_configure_srrctl(struct ixgbe_adapter *adapter, int index)
         srrctl |= (IXGBE_RX_HDR_SIZE << IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT) &
                   IXGBE_SRRCTL_BSIZEHDR_MASK;
 
-        if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
+        if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
 #if (PAGE_SIZE / 2) > IXGBE_MAX_RXBUFFER
                 srrctl |= IXGBE_MAX_RXBUFFER >> IXGBE_SRRCTL_BSIZEPKT_SHIFT;
 #else
@@ -2002,6 +1975,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 {
         u64 rdba;
         struct ixgbe_hw *hw = &adapter->hw;
+        struct ixgbe_ring *rx_ring;
         struct net_device *netdev = adapter->netdev;
         int max_frame = netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
         int i, j;
@@ -2018,11 +1992,6 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
         /* Decide whether to use packet split mode or not */
         adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED;
 
-#ifdef IXGBE_FCOE
-        if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)
-                adapter->flags &= ~IXGBE_FLAG_RX_PS_ENABLED;
-#endif /* IXGBE_FCOE */
-
         /* Set the RX buffer length according to the mode */
         if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
                 rx_buf_len = IXGBE_RX_HDR_SIZE;
@@ -2070,29 +2039,35 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
          * the Base and Length of the Rx Descriptor Ring
          */
         for (i = 0; i < adapter->num_rx_queues; i++) {
-                rdba = adapter->rx_ring[i].dma;
-                j = adapter->rx_ring[i].reg_idx;
+                rx_ring = &adapter->rx_ring[i];
+                rdba = rx_ring->dma;
+                j = rx_ring->reg_idx;
                 IXGBE_WRITE_REG(hw, IXGBE_RDBAL(j), (rdba & DMA_BIT_MASK(32)));
                 IXGBE_WRITE_REG(hw, IXGBE_RDBAH(j), (rdba >> 32));
                 IXGBE_WRITE_REG(hw, IXGBE_RDLEN(j), rdlen);
                 IXGBE_WRITE_REG(hw, IXGBE_RDH(j), 0);
                 IXGBE_WRITE_REG(hw, IXGBE_RDT(j), 0);
-                adapter->rx_ring[i].head = IXGBE_RDH(j);
-                adapter->rx_ring[i].tail = IXGBE_RDT(j);
-                adapter->rx_ring[i].rx_buf_len = rx_buf_len;
+                rx_ring->head = IXGBE_RDH(j);
+                rx_ring->tail = IXGBE_RDT(j);
+                rx_ring->rx_buf_len = rx_buf_len;
+
+                if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED)
+                        rx_ring->flags |= IXGBE_RING_RX_PS_ENABLED;
 
 #ifdef IXGBE_FCOE
                 if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
                         struct ixgbe_ring_feature *f;
                         f = &adapter->ring_feature[RING_F_FCOE];
-                        if ((rx_buf_len < IXGBE_FCOE_JUMBO_FRAME_SIZE) &&
-                            (i >= f->mask) && (i < f->mask + f->indices))
-                                adapter->rx_ring[i].rx_buf_len =
-                                        IXGBE_FCOE_JUMBO_FRAME_SIZE;
+                        if ((i >= f->mask) && (i < f->mask + f->indices)) {
+                                rx_ring->flags &= ~IXGBE_RING_RX_PS_ENABLED;
+                                if (rx_buf_len < IXGBE_FCOE_JUMBO_FRAME_SIZE)
+                                        rx_ring->rx_buf_len =
+                                                IXGBE_FCOE_JUMBO_FRAME_SIZE;
+                        }
                 }
 
 #endif /* IXGBE_FCOE */
-                ixgbe_configure_srrctl(adapter, j);
+                ixgbe_configure_srrctl(adapter, rx_ring);
         }
 
         if (hw->mac.type == ixgbe_mac_82598EB) {
@@ -2168,7 +2143,8 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
         if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
                 /* Enable 82599 HW-RSC */
                 for (i = 0; i < adapter->num_rx_queues; i++) {
-                        j = adapter->rx_ring[i].reg_idx;
+                        rx_ring = &adapter->rx_ring[i];
+                        j = rx_ring->reg_idx;
                         rscctrl = IXGBE_READ_REG(hw, IXGBE_RSCCTL(j));
                         rscctrl |= IXGBE_RSCCTL_RSCEN;
                         /*
@@ -2176,7 +2152,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
                          * total size of max desc * buf_len is not greater
                          * than 65535
                          */
-                        if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
+                        if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
 #if (MAX_SKB_FRAGS > 16)
                                 rscctrl |= IXGBE_RSCCTL_MAXDESC_16;
 #elif (MAX_SKB_FRAGS > 8)
diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c
index 2a0174b62e96..92fb8235c766 100644
--- a/drivers/net/ixp2000/ixpdev.c
+++ b/drivers/net/ixp2000/ixpdev.c
@@ -41,6 +41,7 @@ static int ixpdev_xmit(struct sk_buff *skb, struct net_device *dev)
         struct ixpdev_priv *ip = netdev_priv(dev);
         struct ixpdev_tx_desc *desc;
         int entry;
+        unsigned long flags;
 
         if (unlikely(skb->len > PAGE_SIZE)) {
                 /* @@@ Count drops.  */
@@ -63,11 +64,11 @@ static int ixpdev_xmit(struct sk_buff *skb, struct net_device *dev)
 
         dev->trans_start = jiffies;
 
-        local_irq_disable();
+        local_irq_save(flags);
         ip->tx_queue_entries++;
         if (ip->tx_queue_entries == TX_BUF_COUNT_PER_CHAN)
                 netif_stop_queue(dev);
-        local_irq_enable();
+        local_irq_restore(flags);
 
         return 0;
 }
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 5b5c25368d1e..e3601cf3f931 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -620,6 +620,7 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
         dma_addr_t mapping;
         unsigned int len, entry;
         u32 ctrl;
+        unsigned long flags;
 
 #ifdef DEBUG
         int i;
@@ -635,12 +636,12 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
 #endif
 
         len = skb->len;
-        spin_lock_irq(&bp->lock);
+        spin_lock_irqsave(&bp->lock, flags);
 
         /* This is a hard error, log it. */
         if (TX_BUFFS_AVAIL(bp) < 1) {
                 netif_stop_queue(dev);
-                spin_unlock_irq(&bp->lock);
+                spin_unlock_irqrestore(&bp->lock, flags);
                 dev_err(&bp->pdev->dev,
                         "BUG! Tx Ring full when queue awake!\n");
                 dev_dbg(&bp->pdev->dev, "tx_head = %u, tx_tail = %u\n",
@@ -674,7 +675,7 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
         if (TX_BUFFS_AVAIL(bp) < 1)
                 netif_stop_queue(dev);
 
-        spin_unlock_irq(&bp->lock);
+        spin_unlock_irqrestore(&bp->lock, flags);
 
         dev->trans_start = jiffies;
 
diff --git a/drivers/net/mlx4/en_rx.c b/drivers/net/mlx4/en_rx.c
index 91bdfdfd431f..3ac0404d0d11 100644
--- a/drivers/net/mlx4/en_rx.c
+++ b/drivers/net/mlx4/en_rx.c
@@ -506,8 +506,9 @@ static int mlx4_en_complete_rx_desc(struct mlx4_en_priv *priv,
                                  PCI_DMA_FROMDEVICE);
         }
         /* Adjust size of last fragment to match actual length */
-        skb_frags_rx[nr - 1].size = length -
-                priv->frag_info[nr - 1].frag_prefix_size;
+        if (nr > 0)
+                skb_frags_rx[nr - 1].size = length -
+                        priv->frag_info[nr - 1].frag_prefix_size;
         return nr;
 
 fail:
diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c
index 5a88b3f57693..62208401c4df 100644
--- a/drivers/net/mlx4/en_tx.c
+++ b/drivers/net/mlx4/en_tx.c
@@ -437,6 +437,7 @@ static inline void mlx4_en_xmit_poll(struct mlx4_en_priv *priv, int tx_ind)
 {
         struct mlx4_en_cq *cq = &priv->tx_cq[tx_ind];
         struct mlx4_en_tx_ring *ring = &priv->tx_ring[tx_ind];
+        unsigned long flags;
 
         /* If we don't have a pending timer, set one up to catch our recent
            post in case the interface becomes idle */
@@ -445,9 +446,9 @@ static inline void mlx4_en_xmit_poll(struct mlx4_en_priv *priv, int tx_ind)
 
         /* Poll the CQ every mlx4_en_TX_MODER_POLL packets */
         if ((++ring->poll_cnt & (MLX4_EN_TX_POLL_MODER - 1)) == 0)
-                if (spin_trylock_irq(&ring->comp_lock)) {
+                if (spin_trylock_irqsave(&ring->comp_lock, flags)) {
                         mlx4_en_process_tx_cq(priv->dev, cq);
-                        spin_unlock_irq(&ring->comp_lock);
+                        spin_unlock_irqrestore(&ring->comp_lock, flags);
                 }
 }
 
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index f86e05047d19..a9c1fcca5e75 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1254,7 +1254,7 @@ struct netxen_adapter {
         u8 mc_enabled;
         u8 max_mc_count;
         u8 rss_supported;
-        u8 resv2;
+        u8 link_changed;
         u32 resv3;
 
         u8 has_link_events;
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 7acf204e38c9..5d3343ef3d86 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -184,13 +184,6 @@ void netxen_free_sw_resources(struct netxen_adapter *adapter)
         kfree(recv_ctx->rds_rings);
 
 skip_rds:
-        if (recv_ctx->sds_rings == NULL)
-                goto skip_sds;
-
-        for(ring = 0; ring < adapter->max_sds_rings; ring++)
-                recv_ctx->sds_rings[ring].consumer = 0;
-
-skip_sds:
         if (adapter->tx_ring == NULL)
                 return;
 
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 3cd8cfcf627b..28f270f5ac78 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -94,10 +94,6 @@ static struct pci_device_id netxen_pci_tbl[] __devinitdata = {
 
 MODULE_DEVICE_TABLE(pci, netxen_pci_tbl);
 
-static struct workqueue_struct *netxen_workq;
-#define SCHEDULE_WORK(tp)       queue_work(netxen_workq, tp)
-#define FLUSH_SCHEDULED_WORK()  flush_workqueue(netxen_workq)
-
 static void netxen_watchdog(unsigned long);
 
 static uint32_t crb_cmd_producer[4] = {
@@ -171,6 +167,8 @@ netxen_free_sds_rings(struct netxen_recv_context *recv_ctx)
 {
         if (recv_ctx->sds_rings != NULL)
                 kfree(recv_ctx->sds_rings);
+
+        recv_ctx->sds_rings = NULL;
 }
 
 static int
@@ -193,6 +191,21 @@ netxen_napi_add(struct netxen_adapter *adapter, struct net_device *netdev)
 }
 
 static void
+netxen_napi_del(struct netxen_adapter *adapter)
+{
+        int ring;
+        struct nx_host_sds_ring *sds_ring;
+        struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
+
+        for (ring = 0; ring < adapter->max_sds_rings; ring++) {
+                sds_ring = &recv_ctx->sds_rings[ring];
+                netif_napi_del(&sds_ring->napi);
+        }
+
+        netxen_free_sds_rings(&adapter->recv_ctx);
+}
+
+static void
 netxen_napi_enable(struct netxen_adapter *adapter)
 {
         int ring;
@@ -260,7 +273,7 @@ nx_update_dma_mask(struct netxen_adapter *adapter)
         change = 0;
 
         shift = NXRD32(adapter, CRB_DMA_SHIFT);
-        if (shift >= 32)
+        if (shift > 32)
                 return 0;
 
         if (NX_IS_REVISION_P3(adapter->ahw.revision_id) && (shift > 9))
@@ -272,7 +285,7 @@ nx_update_dma_mask(struct netxen_adapter *adapter)
                 old_mask = pdev->dma_mask;
                 old_cmask = pdev->dev.coherent_dma_mask;
 
-                mask = (1ULL<<(32+shift)) - 1;
+                mask = DMA_BIT_MASK(32+shift);
 
                 err = pci_set_dma_mask(pdev, mask);
                 if (err)
@@ -880,7 +893,6 @@ netxen_nic_down(struct netxen_adapter *adapter, struct net_device *netdev)
         spin_unlock(&adapter->tx_clean_lock);
 
         del_timer_sync(&adapter->watchdog_timer);
-        FLUSH_SCHEDULED_WORK();
 }
 
 
@@ -894,10 +906,12 @@ netxen_nic_attach(struct netxen_adapter *adapter)
         struct nx_host_tx_ring *tx_ring;
 
         err = netxen_init_firmware(adapter);
-        if (err != 0) {
-                printk(KERN_ERR "Failed to init firmware\n");
-                return -EIO;
-        }
+        if (err)
+                return err;
+
+        err = netxen_napi_add(adapter, netdev);
+        if (err)
+                return err;
 
         if (adapter->fw_major < 4)
                 adapter->max_rds_rings = 3;
@@ -961,6 +975,7 @@ netxen_nic_detach(struct netxen_adapter *adapter)
         netxen_free_hw_resources(adapter);
         netxen_release_rx_buffers(adapter);
         netxen_nic_free_irq(adapter);
+        netxen_napi_del(adapter);
         netxen_free_sw_resources(adapter);
 
         adapter->is_up = 0;
@@ -1105,9 +1120,6 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
         netdev->irq = adapter->msix_entries[0].vector;
 
-        if (netxen_napi_add(adapter, netdev))
-                goto err_out_disable_msi;
-
         init_timer(&adapter->watchdog_timer);
         adapter->watchdog_timer.function = &netxen_watchdog;
         adapter->watchdog_timer.data = (unsigned long)adapter;
@@ -1177,6 +1189,9 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
 
         unregister_netdev(netdev);
 
+        cancel_work_sync(&adapter->watchdog_task);
+        cancel_work_sync(&adapter->tx_timeout_task);
+
         if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
                 netxen_nic_detach(adapter);
         }
@@ -1185,7 +1200,6 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
                 netxen_free_adapter_offload(adapter);
 
         netxen_teardown_intr(adapter);
-        netxen_free_sds_rings(&adapter->recv_ctx);
 
         netxen_cleanup_pci_map(adapter);
 
@@ -1211,6 +1225,9 @@ netxen_nic_suspend(struct pci_dev *pdev, pm_message_t state)
         if (netif_running(netdev))
                 netxen_nic_down(adapter, netdev);
 
+        cancel_work_sync(&adapter->watchdog_task);
+        cancel_work_sync(&adapter->tx_timeout_task);
+
         if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC)
                 netxen_nic_detach(adapter);
 
@@ -1549,11 +1566,6 @@ static int netxen_nic_check_temp(struct netxen_adapter *adapter)
                        "%s: Device temperature %d degrees C exceeds"
                        " maximum allowed. Hardware has been shut down.\n",
                        netdev->name, temp_val);
-
-                netif_device_detach(netdev);
-                netxen_nic_down(adapter, netdev);
-                netxen_nic_detach(adapter);
-
                 rv = 1;
         } else if (temp_state == NX_TEMP_WARN) {
                 if (adapter->temp == NX_TEMP_NORMAL) {
@@ -1587,10 +1599,7 @@ void netxen_advert_link_change(struct netxen_adapter *adapter, int linkup)
                         netif_carrier_off(netdev);
                         netif_stop_queue(netdev);
                 }
-
-                if (!adapter->has_link_events)
-                        netxen_nic_set_link_parameters(adapter);
-
+                adapter->link_changed = !adapter->has_link_events;
         } else if (!adapter->ahw.linkup && linkup) {
                 printk(KERN_INFO "%s: %s NIC Link is up\n",
                        netxen_nic_driver_name, netdev->name);
@@ -1599,9 +1608,7 @@ void netxen_advert_link_change(struct netxen_adapter *adapter, int linkup)
                         netif_carrier_on(netdev);
                         netif_wake_queue(netdev);
                 }
-
-                if (!adapter->has_link_events)
-                        netxen_nic_set_link_parameters(adapter);
+                adapter->link_changed = !adapter->has_link_events;
         }
 }
 
@@ -1628,11 +1635,36 @@ static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
         netxen_advert_link_change(adapter, linkup);
 }
 
+static void netxen_nic_thermal_shutdown(struct netxen_adapter *adapter)
+{
+        struct net_device *netdev = adapter->netdev;
+
+        netif_device_detach(netdev);
+        netxen_nic_down(adapter, netdev);
+        netxen_nic_detach(adapter);
+}
+
 static void netxen_watchdog(unsigned long v)
 {
         struct netxen_adapter *adapter = (struct netxen_adapter *)v;
 
-        SCHEDULE_WORK(&adapter->watchdog_task);
+        if (netxen_nic_check_temp(adapter))
+                goto do_sched;
+
+        if (!adapter->has_link_events) {
+                netxen_nic_handle_phy_intr(adapter);
+
+                if (adapter->link_changed)
+                        goto do_sched;
+        }
+
+        if (netif_running(adapter->netdev))
+                mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
+
+        return;
+
+do_sched:
+        schedule_work(&adapter->watchdog_task);
 }
 
 void netxen_watchdog_task(struct work_struct *work)
@@ -1640,11 +1672,13 @@ void netxen_watchdog_task(struct work_struct *work)
         struct netxen_adapter *adapter =
                 container_of(work, struct netxen_adapter, watchdog_task);
 
-        if (netxen_nic_check_temp(adapter))
+        if (adapter->temp == NX_TEMP_PANIC) {
+                netxen_nic_thermal_shutdown(adapter);
                 return;
+        }
 
-        if (!adapter->has_link_events)
-                netxen_nic_handle_phy_intr(adapter);
+        if (adapter->link_changed)
+                netxen_nic_set_link_parameters(adapter);
 
         if (netif_running(adapter->netdev))
                 mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
@@ -1652,9 +1686,8 @@ void netxen_watchdog_task(struct work_struct *work)
 
 static void netxen_tx_timeout(struct net_device *netdev)
 {
-        struct netxen_adapter *adapter = (struct netxen_adapter *)
-                                                netdev_priv(netdev);
-        SCHEDULE_WORK(&adapter->tx_timeout_task);
+        struct netxen_adapter *adapter = netdev_priv(netdev);
+        schedule_work(&adapter->tx_timeout_task);
 }
 
 static void netxen_tx_timeout_task(struct work_struct *work)
@@ -1811,9 +1844,6 @@ static int __init netxen_init_module(void)
 {
         printk(KERN_INFO "%s\n", netxen_nic_driver_string);
 
-        if ((netxen_workq = create_singlethread_workqueue("netxen")) == NULL)
-                return -ENOMEM;
-
         return pci_register_driver(&netxen_driver);
 }
 
@@ -1822,7 +1852,6 @@ module_init(netxen_init_module);
 static void __exit netxen_exit_module(void)
 {
         pci_unregister_driver(&netxen_driver);
-        destroy_workqueue(netxen_workq);
 }
 
 module_exit(netxen_exit_module);
diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index a646a445fda9..23e1a0750fe0 100644
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -1839,7 +1839,7 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
         lp->chip_version = chip_version;
         lp->msg_enable = pcnet32_debug;
         if ((cards_found >= MAX_UNITS)
-            || (options[cards_found] > sizeof(options_mapping)))
+            || (options[cards_found] >= sizeof(options_mapping)))
                 lp->options = PCNET32_PORT_ASEL;
         else
                 lp->options = options_mapping[options[cards_found]];
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 1c70e999cc50..9da1fa12a67c 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -196,21 +196,23 @@ static void PRINT_PKT(u_char *buf, int length)
 /* this enables an interrupt in the interrupt mask register */
 #define SMC_ENABLE_INT(lp, x) do {                                      \
         unsigned char mask;                                             \
-        spin_lock_irq(&lp->lock);                                       \
+        unsigned long smc_enable_flags;                                 \
+        spin_lock_irqsave(&lp->lock, smc_enable_flags);                 \
         mask = SMC_GET_INT_MASK(lp);                                    \
         mask |= (x);                                                    \
         SMC_SET_INT_MASK(lp, mask);                                     \
-        spin_unlock_irq(&lp->lock);                                     \
+        spin_unlock_irqrestore(&lp->lock, smc_enable_flags);            \
 } while (0)
 
 /* this disables an interrupt from the interrupt mask register */
 #define SMC_DISABLE_INT(lp, x) do {                                     \
         unsigned char mask;                                             \
-        spin_lock_irq(&lp->lock);                                       \
+        unsigned long smc_disable_flags;                                \
+        spin_lock_irqsave(&lp->lock, smc_disable_flags);                \
         mask = SMC_GET_INT_MASK(lp);                                    \
         mask &= ~(x);                                                   \
         SMC_SET_INT_MASK(lp, mask);                                     \
-        spin_unlock_irq(&lp->lock);                                     \
+        spin_unlock_irqrestore(&lp->lock, smc_disable_flags);           \
 } while (0)
 
 /*
@@ -520,21 +522,21 @@ static inline void  smc_rcv(struct net_device *dev)
  * any other concurrent access and C would always interrupt B. But life
  * isn't that easy in a SMP world...
  */
-#define smc_special_trylock(lock)                                       \
+#define smc_special_trylock(lock, flags)                                \
 ({                                                                      \
         int __ret;                                                      \
-        local_irq_disable();                                            \
+        local_irq_save(flags);                                          \
         __ret = spin_trylock(lock);                                     \
         if (!__ret)                                                     \
-                local_irq_enable();                                     \
+                local_irq_restore(flags);                               \
         __ret;                                                          \
 })
-#define smc_special_lock(lock)          spin_lock_irq(lock)
-#define smc_special_unlock(lock)        spin_unlock_irq(lock)
+#define smc_special_lock(lock, flags)           spin_lock_irq(lock, flags)
+#define smc_special_unlock(lock, flags)         spin_unlock_irqrestore(lock, flags)
 #else
-#define smc_special_trylock(lock)       (1)
-#define smc_special_lock(lock)          do { } while (0)
-#define smc_special_unlock(lock)        do { } while (0)
+#define smc_special_trylock(lock, flags)        (1)
+#define smc_special_lock(lock, flags)           do { } while (0)
+#define smc_special_unlock(lock, flags) do { } while (0)
 #endif
 
 /*
@@ -548,10 +550,11 @@ static void smc_hardware_send_pkt(unsigned long data)
         struct sk_buff *skb;
         unsigned int packet_no, len;
         unsigned char *buf;
+        unsigned long flags;
 
         DBG(3, "%s: %s\n", dev->name, __func__);
 
-        if (!smc_special_trylock(&lp->lock)) {
+        if (!smc_special_trylock(&lp->lock, flags)) {
                 netif_stop_queue(dev);
                 tasklet_schedule(&lp->tx_task);
                 return;
@@ -559,7 +562,7 @@ static void smc_hardware_send_pkt(unsigned long data)
 
         skb = lp->pending_tx_skb;
         if (unlikely(!skb)) {
-                smc_special_unlock(&lp->lock);
+                smc_special_unlock(&lp->lock, flags);
                 return;
         }
         lp->pending_tx_skb = NULL;
@@ -569,7 +572,7 @@ static void smc_hardware_send_pkt(unsigned long data)
                 printk("%s: Memory allocation failed.\n", dev->name);
                 dev->stats.tx_errors++;
                 dev->stats.tx_fifo_errors++;
-                smc_special_unlock(&lp->lock);
+                smc_special_unlock(&lp->lock, flags);
                 goto done;
         }
 
@@ -608,7 +611,7 @@ static void smc_hardware_send_pkt(unsigned long data)
 
         /* queue the packet for TX */
         SMC_SET_MMU_CMD(lp, MC_ENQUEUE);
-        smc_special_unlock(&lp->lock);
+        smc_special_unlock(&lp->lock, flags);
 
         dev->trans_start = jiffies;
         dev->stats.tx_packets++;
@@ -633,6 +636,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
         struct smc_local *lp = netdev_priv(dev);
         void __iomem *ioaddr = lp->base;
         unsigned int numPages, poll_count, status;
+        unsigned long flags;
 
         DBG(3, "%s: %s\n", dev->name, __func__);
 
@@ -658,7 +662,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 return 0;
         }
 
-        smc_special_lock(&lp->lock);
+        smc_special_lock(&lp->lock, flags);
 
         /* now, try to allocate the memory */
         SMC_SET_MMU_CMD(lp, MC_ALLOC | numPages);
@@ -676,7 +680,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 }
         } while (--poll_count);
 
-        smc_special_unlock(&lp->lock);
+        smc_special_unlock(&lp->lock, flags);
 
         lp->pending_tx_skb = skb;
         if (!poll_count) {
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index 99a63649f4fc..4cf9a6588751 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -652,8 +652,9 @@ tulip_start_xmit(struct sk_buff *skb, struct net_device *dev)
         int entry;
         u32 flag;
         dma_addr_t mapping;
+        unsigned long flags;
 
-        spin_lock_irq(&tp->lock);
+        spin_lock_irqsave(&tp->lock, flags);
 
         /* Calculate the next Tx descriptor entry. */
         entry = tp->cur_tx % TX_RING_SIZE;
@@ -688,7 +689,7 @@ tulip_start_xmit(struct sk_buff *skb, struct net_device *dev)
         /* Trigger an immediate transmit demand. */
         iowrite32(0, tp->base_addr + CSR1);
 
-        spin_unlock_irq(&tp->lock);
+        spin_unlock_irqrestore(&tp->lock, flags);
 
         dev->trans_start = jiffies;
 
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 027f7aba26af..42b6c6319bc2 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1048,20 +1048,15 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
         return err;
 }
 
-static int tun_get_iff(struct net *net, struct file *file, struct ifreq *ifr)
+static int tun_get_iff(struct net *net, struct tun_struct *tun,
+                       struct ifreq *ifr)
 {
-        struct tun_struct *tun = tun_get(file);
-
-        if (!tun)
-                return -EBADFD;
-
         DBG(KERN_INFO "%s: tun_get_iff\n", tun->dev->name);
 
         strcpy(ifr->ifr_name, tun->dev->name);
 
         ifr->ifr_flags = tun_flags(tun);
 
-        tun_put(tun);
         return 0;
 }
 
@@ -1105,8 +1100,8 @@ static int set_offload(struct net_device *dev, unsigned long arg)
         return 0;
 }
 
-static int tun_chr_ioctl(struct inode *inode, struct file *file,
-                         unsigned int cmd, unsigned long arg)
+static long tun_chr_ioctl(struct file *file, unsigned int cmd,
+                          unsigned long arg)
 {
         struct tun_file *tfile = file->private_data;
         struct tun_struct *tun;
@@ -1128,34 +1123,32 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
                                 (unsigned int __user*)argp);
         }
 
+        rtnl_lock();
+
         tun = __tun_get(tfile);
         if (cmd == TUNSETIFF && !tun) {
-                int err;
-
                 ifr.ifr_name[IFNAMSIZ-1] = '\0';
 
-                rtnl_lock();
-                err = tun_set_iff(tfile->net, file, &ifr);
-                rtnl_unlock();
+                ret = tun_set_iff(tfile->net, file, &ifr);
 
-                if (err)
-                        return err;
+                if (ret)
+                        goto unlock;
 
                 if (copy_to_user(argp, &ifr, sizeof(ifr)))
-                        return -EFAULT;
-                return 0;
+                        ret = -EFAULT;
+                goto unlock;
         }
 
-
+        ret = -EBADFD;
         if (!tun)
-                return -EBADFD;
+                goto unlock;
 
         DBG(KERN_INFO "%s: tun_chr_ioctl cmd %d\n", tun->dev->name, cmd);
 
         ret = 0;
         switch (cmd) {
         case TUNGETIFF:
-                ret = tun_get_iff(current->nsproxy->net_ns, file, &ifr);
+                ret = tun_get_iff(current->nsproxy->net_ns, tun, &ifr);
                 if (ret)
                         break;
 
@@ -1201,7 +1194,6 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
 
         case TUNSETLINK:
                 /* Only allow setting the type when the interface is down */
-                rtnl_lock();
                 if (tun->dev->flags & IFF_UP) {
                         DBG(KERN_INFO "%s: Linktype set failed because interface is up\n",
                                 tun->dev->name);
@@ -1211,7 +1203,6 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
                         DBG(KERN_INFO "%s: linktype set to %d\n", tun->dev->name, tun->dev->type);
                         ret = 0;
                 }
-                rtnl_unlock();
                 break;
 
 #ifdef TUN_DEBUG
@@ -1220,9 +1211,7 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
                 break;
 #endif
         case TUNSETOFFLOAD:
-                rtnl_lock();
                 ret = set_offload(tun->dev, arg);
-                rtnl_unlock();
                 break;
 
         case TUNSETTXFILTER:
@@ -1230,9 +1219,7 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
                 ret = -EINVAL;
                 if ((tun->flags & TUN_TYPE_MASK) != TUN_TAP_DEV)
                         break;
-                rtnl_lock();
                 ret = update_filter(&tun->txflt, (void __user *)arg);
-                rtnl_unlock();
                 break;
 
         case SIOCGIFHWADDR:
@@ -1248,9 +1235,7 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
                 DBG(KERN_DEBUG "%s: set hw address: %pM\n",
                         tun->dev->name, ifr.ifr_hwaddr.sa_data);
 
-                rtnl_lock();
                 ret = dev_set_mac_address(tun->dev, &ifr.ifr_hwaddr);
-                rtnl_unlock();
                 break;
 
         case TUNGETSNDBUF:
@@ -1273,7 +1258,10 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file,
                 break;
         };
 
-        tun_put(tun);
+unlock:
+        rtnl_unlock();
+        if (tun)
+                tun_put(tun);
         return ret;
 }
 
@@ -1361,7 +1349,7 @@ static const struct file_operations tun_fops = {
         .write = do_sync_write,
         .aio_write = tun_chr_aio_write,
         .poll   = tun_chr_poll,
-        .ioctl  = tun_chr_ioctl,
+        .unlocked_ioctl = tun_chr_ioctl,
         .open   = tun_chr_open,
         .release = tun_chr_close,
         .fasync = tun_chr_fasync
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 3b957e6412ee..8a7b8c7bd781 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3111,10 +3111,11 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
         u8 __iomem *bd;                 /* BD pointer */
         u32 bd_status;
         u8 txQ = 0;
+        unsigned long flags;
 
         ugeth_vdbg("%s: IN", __func__);
 
-        spin_lock_irq(&ugeth->lock);
+        spin_lock_irqsave(&ugeth->lock, flags);
 
         dev->stats.tx_bytes += skb->len;
 
@@ -3171,7 +3172,7 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
         uccf = ugeth->uccf;
         out_be16(uccf->p_utodr, UCC_FAST_TOD);
 #endif
-        spin_unlock_irq(&ugeth->lock);
+        spin_unlock_irqrestore(&ugeth->lock, flags);
 
         return 0;
 }
diff --git a/drivers/net/usb/pegasus.h b/drivers/net/usb/pegasus.h
index c7467823cd1c..f968c834ff63 100644
--- a/drivers/net/usb/pegasus.h
+++ b/drivers/net/usb/pegasus.h
@@ -250,6 +250,8 @@ PEGASUS_DEV( "IO DATA USB ET/TX", VENDOR_IODATA, 0x0904,
                 DEFAULT_GPIO_RESET )
 PEGASUS_DEV( "IO DATA USB ET/TX-S", VENDOR_IODATA, 0x0913,
                 DEFAULT_GPIO_RESET | PEGASUS_II )
+PEGASUS_DEV( "IO DATA USB ETX-US2", VENDOR_IODATA, 0x092a,
+                DEFAULT_GPIO_RESET | PEGASUS_II )
 PEGASUS_DEV( "Kingston KNU101TX Ethernet", VENDOR_KINGSTON, 0x000a,
                 DEFAULT_GPIO_RESET)
 PEGASUS_DEV( "LANEED USB Ethernet LD-USB/TX", VENDOR_LANEED, 0x4002,
diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
index 88c30a58b4bd..934f7671650a 100644
--- a/drivers/net/via-rhine.c
+++ b/drivers/net/via-rhine.c
@@ -1218,6 +1218,7 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
         struct rhine_private *rp = netdev_priv(dev);
         void __iomem *ioaddr = rp->base;
         unsigned entry;
+        unsigned long flags;
 
         /* Caution: the write order is important here, set the field
            with the "ownership" bits last. */
@@ -1261,7 +1262,7 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
                 cpu_to_le32(TXDESC | (skb->len >= ETH_ZLEN ? skb->len : ETH_ZLEN));
 
         /* lock eth irq */
-        spin_lock_irq(&rp->lock);
+        spin_lock_irqsave(&rp->lock, flags);
         wmb();
         rp->tx_ring[entry].tx_status = cpu_to_le32(DescOwn);
         wmb();
@@ -1280,7 +1281,7 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
 
         dev->trans_start = jiffies;
 
-        spin_unlock_irq(&rp->lock);
+        spin_unlock_irqrestore(&rp->lock, flags);
 
         if (debug > 4) {
                 printk(KERN_DEBUG "%s: Transmit frame #%d queued in slot %d.\n",
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index 3ba35956327a..cee08a1e497a 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -1778,7 +1778,7 @@ static void velocity_error(struct velocity_info *vptr, int status)
                          *       mode
                          */
                         if (vptr->rev_id < REV_ID_VT3216_A0) {
-                                if (vptr->mii_status | VELOCITY_DUPLEX_FULL)
+                                if (vptr->mii_status & VELOCITY_DUPLEX_FULL)
                                         BYTE_REG_BITS_ON(TCR_TB2BDIS, &regs->TCR);
                                 else
                                         BYTE_REG_BITS_OFF(TCR_TB2BDIS, &regs->TCR);
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c
index 9d38cf60a0db..88c3d8573869 100644
--- a/drivers/net/wireless/ath/ar9170/main.c
+++ b/drivers/net/wireless/ath/ar9170/main.c
@@ -1967,13 +1967,14 @@ static int ar9170_conf_tx(struct ieee80211_hw *hw, u16 queue,
         int ret;
 
         mutex_lock(&ar->mutex);
-        if ((param) && !(queue > __AR9170_NUM_TXQ)) {
+        if (queue < __AR9170_NUM_TXQ) {
                 memcpy(&ar->edcf[ar9170_qos_hwmap[queue]],
                        param, sizeof(*param));
 
                 ret = ar9170_set_qos(ar);
-        } else
+        } else {
                 ret = -EINVAL;
+        }
 
         mutex_unlock(&ar->mutex);
         return ret;
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index 754b1f8d8da9..007eb85fc67e 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -598,11 +598,15 @@ static int ar9170_usb_request_firmware(struct ar9170_usb *aru)
 
         err = request_firmware(&aru->init_values, "ar9170-1.fw",
                                &aru->udev->dev);
+        if (err) {
+                dev_err(&aru->udev->dev, "file with init values not found.\n");
+                return err;
+        }
 
         err = request_firmware(&aru->firmware, "ar9170-2.fw", &aru->udev->dev);
         if (err) {
                 release_firmware(aru->init_values);
-                dev_err(&aru->udev->dev, "file with init values not found.\n");
+                dev_err(&aru->udev->dev, "firmware file not found.\n");
                 return err;
         }
 
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 44c29b3f6728..6dcac73b4d29 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -6226,7 +6226,7 @@ static void ipw_add_scan_channels(struct ipw_priv *priv,
                         };
 
                         u8 channel;
-                        while (channel_index < IPW_SCAN_CHANNELS) {
+                        while (channel_index < IPW_SCAN_CHANNELS - 1) {
                                 channel =
                                     priv->speed_scan[priv->speed_scan_pos];
                                 if (channel == 0) {
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index d6997371c27e..b9b374119033 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -1,7 +1,6 @@
 /* Copyright (C) 2006, Red Hat, Inc. */
 
 #include <linux/types.h>
-#include <linux/kernel.h>
 #include <linux/etherdevice.h>
 #include <linux/ieee80211.h>
 #include <linux/if_arp.h>
@@ -44,21 +43,21 @@ static int get_common_rates(struct lbs_private *priv,
         u16 *rates_size)
 {
         u8 *card_rates = lbs_bg_rates;
+        size_t num_card_rates = sizeof(lbs_bg_rates);
         int ret = 0, i, j;
-        u8 tmp[(ARRAY_SIZE(lbs_bg_rates) - 1) * (*rates_size - 1)];
+        u8 tmp[30];
         size_t tmp_size = 0;
 
         /* For each rate in card_rates that exists in rate1, copy to tmp */
-        for (i = 0; i < ARRAY_SIZE(lbs_bg_rates) && card_rates[i]; i++) {
-                for (j = 0; j < *rates_size && rates[j]; j++) {
+        for (i = 0; card_rates[i] && (i < num_card_rates); i++) {
+                for (j = 0; rates[j] && (j < *rates_size); j++) {
                         if (rates[j] == card_rates[i])
                                 tmp[tmp_size++] = card_rates[i];
                 }
         }
 
         lbs_deb_hex(LBS_DEB_JOIN, "AP rates    ", rates, *rates_size);
-        lbs_deb_hex(LBS_DEB_JOIN, "card rates  ", card_rates,
-                        ARRAY_SIZE(lbs_bg_rates));
+        lbs_deb_hex(LBS_DEB_JOIN, "card rates  ", card_rates, num_card_rates);
         lbs_deb_hex(LBS_DEB_JOIN, "common rates", tmp, tmp_size);
         lbs_deb_join("TX data rate 0x%02x\n", priv->cur_rate);
 
@@ -70,7 +69,10 @@ static int get_common_rates(struct lbs_private *priv,
                 lbs_pr_alert("Previously set fixed data rate %#x isn't "
                        "compatible with the network.\n", priv->cur_rate);
                 ret = -1;
+                goto done;
         }
+        ret = 0;
+
 done:
         memset(rates, 0, *rates_size);
         *rates_size = min_t(int, tmp_size, *rates_size);
@@ -320,7 +322,7 @@ static int lbs_associate(struct lbs_private *priv,
         rates = (struct mrvl_ie_rates_param_set *) pos;
         rates->header.type = cpu_to_le16(TLV_TYPE_RATES);
         memcpy(&rates->rates, &bss->rates, MAX_RATES);
-        tmplen = min_t(u16, ARRAY_SIZE(rates->rates), MAX_RATES);
+        tmplen = MAX_RATES;
         if (get_common_rates(priv, rates->rates, &tmplen)) {
                 ret = -1;
                 goto done;
@@ -596,7 +598,7 @@ static int lbs_adhoc_join(struct lbs_private *priv,
 
         /* Copy Data rates from the rates recorded in scan response */
         memset(cmd.bss.rates, 0, sizeof(cmd.bss.rates));
-        ratesize = min_t(u16, ARRAY_SIZE(cmd.bss.rates), MAX_RATES);
+        ratesize = min_t(u16, sizeof(cmd.bss.rates), MAX_RATES);
         memcpy(cmd.bss.rates, bss->rates, ratesize);
         if (get_common_rates(priv, cmd.bss.rates, &ratesize)) {
                 lbs_deb_join("ADHOC_JOIN: get_common_rates returned error.\n");
diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h
index 0a2e29140add..c8a1998d4744 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -56,8 +56,8 @@ struct rxpd {
                         u8 bss_type;
                         /* BSS number */
                         u8 bss_num;
-                } bss;
-        } u;
+                } __attribute__ ((packed)) bss;
+        } __attribute__ ((packed)) u;
 
         /* SNR */
         u8 snr;
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index a263d5c84c08..83967afe0821 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -261,7 +261,7 @@ struct mwl8k_vif {
          */
 };
 
-#define MWL8K_VIF(_vif) (struct mwl8k_vif *)(&((_vif)->drv_priv))
+#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv))
 
 static const struct ieee80211_channel mwl8k_channels[] = {
         { .center_freq = 2412, .hw_value = 1, },
@@ -1012,6 +1012,8 @@ static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
                 rmb();
 
                 skb = rxq->rx_skb[rxq->rx_head];
+                if (skb == NULL)
+                        break;
                 rxq->rx_skb[rxq->rx_head] = NULL;
 
                 rxq->rx_head = (rxq->rx_head + 1) % MWL8K_RX_DESCS;
@@ -1591,6 +1593,9 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
         timeout = wait_for_completion_timeout(&cmd_wait,
                                 msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS));
 
+        pci_unmap_single(priv->pdev, dma_addr, dma_size,
+                                        PCI_DMA_BIDIRECTIONAL);
+
         result = &cmd->result;
         if (!timeout) {
                 spin_lock_irq(&priv->fw_lock);
@@ -1610,8 +1615,6 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
                                *result);
         }
 
-        pci_unmap_single(priv->pdev, dma_addr, dma_size,
-                                        PCI_DMA_BIDIRECTIONAL);
         return rc;
 }
 
@@ -1654,18 +1657,18 @@ static int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw)
         memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr));
         cmd->ps_cookie = cpu_to_le32(priv->cookie_dma);
         cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rx_desc_dma);
-        cmd->num_tx_queues = MWL8K_TX_QUEUES;
+        cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES);
         for (i = 0; i < MWL8K_TX_QUEUES; i++)
                 cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].tx_desc_dma);
-        cmd->num_tx_desc_per_queue = MWL8K_TX_DESCS;
-        cmd->total_rx_desc = MWL8K_RX_DESCS;
+        cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS);
+        cmd->total_rx_desc = cpu_to_le32(MWL8K_RX_DESCS);
 
         rc = mwl8k_post_cmd(hw, &cmd->header);
 
         if (!rc) {
                 SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr);
                 priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs);
-                priv->fw_rev = cmd->fw_rev;
+                priv->fw_rev = le32_to_cpu(cmd->fw_rev);
                 priv->hw_rev = cmd->hw_rev;
                 priv->region_code = le16_to_cpu(cmd->region_code);
         }
@@ -3216,15 +3219,19 @@ static int mwl8k_configure_filter_wt(struct work_struct *wt)
         struct dev_addr_list *mclist = worker->mclist;
 
         struct mwl8k_priv *priv = hw->priv;
-        struct mwl8k_vif *mv_vif;
         int rc = 0;
 
         if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
                 if (*total_flags & FIF_BCN_PRBRESP_PROMISC)
                         rc = mwl8k_cmd_set_pre_scan(hw);
                 else {
-                        mv_vif = MWL8K_VIF(priv->vif);
-                        rc = mwl8k_cmd_set_post_scan(hw, mv_vif->bssid);
+                        u8 *bssid;
+
+                        bssid = "\x00\x00\x00\x00\x00\x00";
+                        if (priv->vif != NULL)
+                                bssid = MWL8K_VIF(priv->vif)->bssid;
+
+                        rc = mwl8k_cmd_set_post_scan(hw, bssid);
                 }
         }
 
@@ -3726,6 +3733,8 @@ static void __devexit mwl8k_remove(struct pci_dev *pdev)
 
         ieee80211_stop_queues(hw);
 
+        ieee80211_unregister_hw(hw);
+
         /* Remove tx reclaim tasklet */
         tasklet_kill(&priv->tx_reclaim_task);
 
@@ -3739,8 +3748,6 @@ static void __devexit mwl8k_remove(struct pci_dev *pdev)
         for (i = 0; i < MWL8K_TX_QUEUES; i++)
                 mwl8k_txq_reclaim(hw, i, 1);
 
-        ieee80211_unregister_hw(hw);
-
         for (i = 0; i < MWL8K_TX_QUEUES; i++)
                 mwl8k_txq_deinit(hw, i);
 
diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c
index 632fac86a308..b3946272c72e 100644
--- a/drivers/net/wireless/orinoco/hw.c
+++ b/drivers/net/wireless/orinoco/hw.c
@@ -70,7 +70,7 @@ int orinoco_hw_get_tkip_iv(struct orinoco_private *priv, int key, u8 *tsc)
         int err = 0;
         u8 tsc_arr[4][IW_ENCODE_SEQ_MAX_SIZE];
 
-        if ((key < 0) || (key > 4))
+        if ((key < 0) || (key >= 4))
                 return -EINVAL;
 
         err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV,
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index a498dde024e1..49c9e2c1433d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -849,13 +849,15 @@ struct rt2x00_dev {
 static inline void rt2x00_rf_read(struct rt2x00_dev *rt2x00dev,
                                   const unsigned int word, u32 *data)
 {
-        *data = rt2x00dev->rf[word];
+        BUG_ON(word < 1 || word > rt2x00dev->ops->rf_size / sizeof(u32));
+        *data = rt2x00dev->rf[word - 1];
 }
 
 static inline void rt2x00_rf_write(struct rt2x00_dev *rt2x00dev,
                                    const unsigned int word, u32 data)
 {
-        rt2x00dev->rf[word] = data;
+        BUG_ON(word < 1 || word > rt2x00dev->ops->rf_size / sizeof(u32));
+        rt2x00dev->rf[word - 1] = data;
 }
 
 /*
diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c
index 294250e294dd..87a95588a8e3 100644
--- a/drivers/net/wireless/rtl818x/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8187_dev.c
@@ -869,6 +869,9 @@ static int rtl8187b_init_hw(struct ieee80211_hw *dev)
         priv->aifsn[3] = 3; /* AIFSN[AC_BE] */
         rtl818x_iowrite8(priv, &priv->map->ACM_CONTROL, 0);
 
+        /* ENEDCA flag must always be set, transmit issues? */
+        rtl818x_iowrite8(priv, &priv->map->MSR, RTL818X_MSR_ENEDCA);
+
         return 0;
 }
 
@@ -1173,13 +1176,16 @@ static void rtl8187_bss_info_changed(struct ieee80211_hw *dev,
                         rtl818x_iowrite8(priv, &priv->map->BSSID[i],
                                          info->bssid[i]);
 
+                if (priv->is_rtl8187b)
+                        reg = RTL818X_MSR_ENEDCA;
+                else
+                        reg = 0;
+
                 if (is_valid_ether_addr(info->bssid)) {
-                        reg = RTL818X_MSR_INFRA;
-                        if (priv->is_rtl8187b)
-                                reg |= RTL818X_MSR_ENEDCA;
+                        reg |= RTL818X_MSR_INFRA;
                         rtl818x_iowrite8(priv, &priv->map->MSR, reg);
                 } else {
-                        reg = RTL818X_MSR_NO_LINK;
+                        reg |= RTL818X_MSR_NO_LINK;
                         rtl818x_iowrite8(priv, &priv->map->MSR, reg);
                 }
 
diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c
index a07580138e81..c2fd6187773f 100644
--- a/drivers/net/yellowfin.c
+++ b/drivers/net/yellowfin.c
@@ -346,7 +346,7 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static int yellowfin_open(struct net_device *dev);
 static void yellowfin_timer(unsigned long data);
 static void yellowfin_tx_timeout(struct net_device *dev);
-static void yellowfin_init_ring(struct net_device *dev);
+static int yellowfin_init_ring(struct net_device *dev);
 static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance);
 static int yellowfin_rx(struct net_device *dev);
@@ -573,19 +573,24 @@ static int yellowfin_open(struct net_device *dev)
 {
         struct yellowfin_private *yp = netdev_priv(dev);
         void __iomem *ioaddr = yp->base;
-        int i;
+        int i, ret;
 
         /* Reset the chip. */
         iowrite32(0x80000000, ioaddr + DMACtrl);
 
-        i = request_irq(dev->irq, &yellowfin_interrupt, IRQF_SHARED, dev->name, dev);
-        if (i) return i;
+        ret = request_irq(dev->irq, &yellowfin_interrupt, IRQF_SHARED, dev->name, dev);
+        if (ret)
+                return ret;
 
         if (yellowfin_debug > 1)
                 printk(KERN_DEBUG "%s: yellowfin_open() irq %d.\n",
                            dev->name, dev->irq);
 
-        yellowfin_init_ring(dev);
+        ret = yellowfin_init_ring(dev);
+        if (ret) {
+                free_irq(dev->irq, dev);
+                return ret;
+        }
 
         iowrite32(yp->rx_ring_dma, ioaddr + RxPtr);
         iowrite32(yp->tx_ring_dma, ioaddr + TxPtr);
@@ -725,10 +730,10 @@ static void yellowfin_tx_timeout(struct net_device *dev)
 }
 
 /* Initialize the Rx and Tx rings, along with various 'dev' bits. */
-static void yellowfin_init_ring(struct net_device *dev)
+static int yellowfin_init_ring(struct net_device *dev)
 {
         struct yellowfin_private *yp = netdev_priv(dev);
-        int i;
+        int i, j;
 
         yp->tx_full = 0;
         yp->cur_rx = yp->cur_tx = 0;
@@ -753,6 +758,11 @@ static void yellowfin_init_ring(struct net_device *dev)
                 yp->rx_ring[i].addr = cpu_to_le32(pci_map_single(yp->pci_dev,
                         skb->data, yp->rx_buf_sz, PCI_DMA_FROMDEVICE));
         }
+        if (i != RX_RING_SIZE) {
+                for (j = 0; j < i; j++)
+                        dev_kfree_skb(yp->rx_skbuff[j]);
+                return -ENOMEM;
+        }
         yp->rx_ring[i-1].dbdma_cmd = cpu_to_le32(CMD_STOP);
         yp->dirty_rx = (unsigned int)(i - RX_RING_SIZE);
 
@@ -769,8 +779,6 @@ static void yellowfin_init_ring(struct net_device *dev)
         yp->tx_ring[--i].dbdma_cmd = cpu_to_le32(CMD_STOP | BRANCH_ALWAYS);
 #else
 {
-        int j;
-
         /* Tx ring needs a pair of descriptors, the second for the status. */
         for (i = 0; i < TX_RING_SIZE; i++) {
                 j = 2*i;
@@ -805,7 +813,7 @@ static void yellowfin_init_ring(struct net_device *dev)
 }
 #endif
         yp->tx_tail_desc = &yp->tx_status[0];
-        return;
+        return 0;
 }
 
 static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev)
diff --git a/drivers/net/zorro8390.c b/drivers/net/zorro8390.c
index 37c84e3b8be0..81c753a617ab 100644
--- a/drivers/net/zorro8390.c
+++ b/drivers/net/zorro8390.c
@@ -120,6 +120,9 @@ static int __devinit zorro8390_init_one(struct zorro_dev *z,
     for (i = ARRAY_SIZE(cards)-1; i >= 0; i--)
         if (z->id == cards[i].id)
             break;
+    if (i < 0)
+        return -ENODEV;
+
     board = z->resource.start;
     ioaddr = board+cards[i].offset;
     dev = alloc_ei_netdev();
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index d76c4c85367e..f99bc7f089f1 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -508,7 +508,7 @@ static int pci_restore_standard_config(struct pci_dev *pci_dev)
                         return error;
         }
 
-        return pci_dev->state_saved ? pci_restore_state(pci_dev) : 0;
+        return pci_restore_state(pci_dev);
 }
 
 static void pci_pm_default_resume_noirq(struct pci_dev *pci_dev)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index dbd0f947f497..7b70312181d7 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -846,6 +846,8 @@ pci_restore_state(struct pci_dev *dev)
         int i;
         u32 val;
 
+        if (!dev->state_saved)
+                return 0;
         /* PCI Express register must be restored first */
         pci_restore_pcie_state(dev);
 
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 749836668655..3f62dd50bbbe 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2135,9 +2135,9 @@ static int dasd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
         struct dasd_device *base;
 
         block = bdev->bd_disk->private_data;
-        base = block->base;
         if (!block)
                 return -ENODEV;
+        base = block->base;
 
         if (!base->discipline ||
             !base->discipline->fill_geometry)
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 3c57c1a18bb8..d593bc76afe3 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -772,10 +772,8 @@ static struct ccw_device * io_subchannel_create_ccwdev(struct subchannel *sch)
         cdev = io_subchannel_allocate_dev(sch);
         if (!IS_ERR(cdev)) {
                 ret = io_subchannel_initialize_dev(sch, cdev);
-                if (ret) {
-                        kfree(cdev);
+                if (ret)
                         cdev = ERR_PTR(ret);
-                }
         }
         return cdev;
 }
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index f3da592f7bcc..35a13867495e 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -119,6 +119,64 @@ _base_fault_reset_work(struct work_struct *work)
         spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
 }
 
+/**
+ * mpt2sas_base_start_watchdog - start the fault_reset_work_q
+ * @ioc: pointer to scsi command object
+ * Context: sleep.
+ *
+ * Return nothing.
+ */
+void
+mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc)
+{
+        unsigned long    flags;
+
+        if (ioc->fault_reset_work_q)
+                return;
+
+        /* initialize fault polling */
+        INIT_DELAYED_WORK(&ioc->fault_reset_work, _base_fault_reset_work);
+        snprintf(ioc->fault_reset_work_q_name,
+            sizeof(ioc->fault_reset_work_q_name), "poll_%d_status", ioc->id);
+        ioc->fault_reset_work_q =
+                create_singlethread_workqueue(ioc->fault_reset_work_q_name);
+        if (!ioc->fault_reset_work_q) {
+                printk(MPT2SAS_ERR_FMT "%s: failed (line=%d)\n",
+                    ioc->name, __func__, __LINE__);
+                        return;
+        }
+        spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
+        if (ioc->fault_reset_work_q)
+                queue_delayed_work(ioc->fault_reset_work_q,
+                    &ioc->fault_reset_work,
+                    msecs_to_jiffies(FAULT_POLLING_INTERVAL));
+        spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
+}
+
+/**
+ * mpt2sas_base_stop_watchdog - stop the fault_reset_work_q
+ * @ioc: pointer to scsi command object
+ * Context: sleep.
+ *
+ * Return nothing.
+ */
+void
+mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc)
+{
+        unsigned long    flags;
+        struct workqueue_struct *wq;
+
+        spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
+        wq = ioc->fault_reset_work_q;
+        ioc->fault_reset_work_q = NULL;
+        spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
+        if (wq) {
+                if (!cancel_delayed_work(&ioc->fault_reset_work))
+                        flush_workqueue(wq);
+                destroy_workqueue(wq);
+        }
+}
+
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 /**
  * _base_sas_ioc_info - verbose translation of the ioc status
@@ -440,6 +498,10 @@ _base_sas_log_info(struct MPT2SAS_ADAPTER *ioc , u32 log_info)
         if (sas_loginfo.dw.bus_type != 3 /*SAS*/)
                 return;
 
+        /* each nexus loss loginfo */
+        if (log_info == 0x31170000)
+                return;
+
         /* eat the loginfos associated with task aborts */
         if (ioc->ignore_loginfos && (log_info == 30050000 || log_info ==
             0x31140000 || log_info == 0x31130000))
@@ -1109,7 +1171,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
                 }
         }
 
-        pci_set_drvdata(pdev, ioc->shost);
         _base_mask_interrupts(ioc);
         r = _base_enable_msix(ioc);
         if (r)
@@ -1132,7 +1193,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
         ioc->pci_irq = -1;
         pci_release_selected_regions(ioc->pdev, ioc->bars);
         pci_disable_device(pdev);
-        pci_set_drvdata(pdev, NULL);
         return r;
 }
 
@@ -3191,7 +3251,6 @@ mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc)
         ioc->chip_phys = 0;
         pci_release_selected_regions(ioc->pdev, ioc->bars);
         pci_disable_device(pdev);
-        pci_set_drvdata(pdev, NULL);
         return;
 }
 
@@ -3205,7 +3264,6 @@ int
 mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 {
         int r, i;
-        unsigned long    flags;
 
         dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
             __func__));
@@ -3214,6 +3272,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
         if (r)
                 return r;
 
+        pci_set_drvdata(ioc->pdev, ioc->shost);
         r = _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET);
         if (r)
                 goto out_free_resources;
@@ -3288,23 +3347,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
         if (r)
                 goto out_free_resources;
 
-        /* initialize fault polling */
-        INIT_DELAYED_WORK(&ioc->fault_reset_work, _base_fault_reset_work);
-        snprintf(ioc->fault_reset_work_q_name,
-            sizeof(ioc->fault_reset_work_q_name), "poll_%d_status", ioc->id);
-        ioc->fault_reset_work_q =
-                create_singlethread_workqueue(ioc->fault_reset_work_q_name);
-        if (!ioc->fault_reset_work_q) {
-                printk(MPT2SAS_ERR_FMT "%s: failed (line=%d)\n",
-                    ioc->name, __func__, __LINE__);
-                        goto out_free_resources;
-        }
-        spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
-        if (ioc->fault_reset_work_q)
-                queue_delayed_work(ioc->fault_reset_work_q,
-                    &ioc->fault_reset_work,
-                    msecs_to_jiffies(FAULT_POLLING_INTERVAL));
-        spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
+        mpt2sas_base_start_watchdog(ioc);
         return 0;
 
  out_free_resources:
@@ -3312,6 +3355,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
         ioc->remove_host = 1;
         mpt2sas_base_free_resources(ioc);
         _base_release_memory_pools(ioc);
+        pci_set_drvdata(ioc->pdev, NULL);
         kfree(ioc->tm_cmds.reply);
         kfree(ioc->transport_cmds.reply);
         kfree(ioc->config_cmds.reply);
@@ -3337,22 +3381,14 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 void
 mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc)
 {
-        unsigned long    flags;
-        struct workqueue_struct *wq;
 
         dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
             __func__));
 
-        spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
-        wq = ioc->fault_reset_work_q;
-        ioc->fault_reset_work_q = NULL;
-        spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
-        if (!cancel_delayed_work(&ioc->fault_reset_work))
-                flush_workqueue(wq);
-        destroy_workqueue(wq);
-
+        mpt2sas_base_stop_watchdog(ioc);
         mpt2sas_base_free_resources(ioc);
         _base_release_memory_pools(ioc);
+        pci_set_drvdata(ioc->pdev, NULL);
         kfree(ioc->pfacts);
         kfree(ioc->ctl_cmds.reply);
         kfree(ioc->base_cmds.reply);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
index 286c185fa9e4..acdcff150a35 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
@@ -69,10 +69,10 @@
 #define MPT2SAS_DRIVER_NAME             "mpt2sas"
 #define MPT2SAS_AUTHOR  "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
 #define MPT2SAS_DESCRIPTION     "LSI MPT Fusion SAS 2.0 Device Driver"
-#define MPT2SAS_DRIVER_VERSION          "01.100.03.00"
+#define MPT2SAS_DRIVER_VERSION          "01.100.04.00"
 #define MPT2SAS_MAJOR_VERSION           01
 #define MPT2SAS_MINOR_VERSION           100
-#define MPT2SAS_BUILD_VERSION           03
+#define MPT2SAS_BUILD_VERSION           04
 #define MPT2SAS_RELEASE_VERSION         00
 
 /*
@@ -673,6 +673,8 @@ typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
 
 /* base shared API */
 extern struct list_head mpt2sas_ioc_list;
+void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
+void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
 
 int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
 void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c
index 58cfb97846f7..6ddee161beb3 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_config.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -236,17 +236,25 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
         Mpi2ConfigRequest_t *config_request;
         int r;
         u8 retry_count;
-        u8 issue_reset;
+        u8 issue_host_reset = 0;
         u16 wait_state_count;
 
+        mutex_lock(&ioc->config_cmds.mutex);
         if (ioc->config_cmds.status != MPT2_CMD_NOT_USED) {
                 printk(MPT2SAS_ERR_FMT "%s: config_cmd in use\n",
                     ioc->name, __func__);
+                mutex_unlock(&ioc->config_cmds.mutex);
                 return -EAGAIN;
         }
         retry_count = 0;
 
  retry_config:
+        if (retry_count) {
+                if (retry_count > 2) /* attempt only 2 retries */
+                        return -EFAULT;
+                printk(MPT2SAS_INFO_FMT "%s: attempting retry (%d)\n",
+                    ioc->name, __func__, retry_count);
+        }
         wait_state_count = 0;
         ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
         while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
@@ -254,8 +262,8 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
                         printk(MPT2SAS_ERR_FMT
                             "%s: failed due to ioc not operational\n",
                             ioc->name, __func__);
-                        ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-                        return -EFAULT;
+                        r = -EFAULT;
+                        goto out;
                 }
                 ssleep(1);
                 ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
@@ -271,8 +279,8 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
         if (!smid) {
                 printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
                     ioc->name, __func__);
-                ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-                return -EAGAIN;
+                r = -EAGAIN;
+                goto out;
         }
 
         r = 0;
@@ -292,9 +300,15 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
                     ioc->name, __func__);
                 _debug_dump_mf(mpi_request,
                     sizeof(Mpi2ConfigRequest_t)/4);
-                if (!(ioc->config_cmds.status & MPT2_CMD_RESET))
-                        issue_reset = 1;
-                goto issue_host_reset;
+                retry_count++;
+                if (ioc->config_cmds.smid == smid)
+                        mpt2sas_base_free_smid(ioc, smid);
+                if ((ioc->shost_recovery) ||
+                    (ioc->config_cmds.status & MPT2_CMD_RESET))
+                        goto retry_config;
+                issue_host_reset = 1;
+                r = -EFAULT;
+                goto out;
         }
         if (ioc->config_cmds.status & MPT2_CMD_REPLY_VALID)
                 memcpy(mpi_reply, ioc->config_cmds.reply,
@@ -302,21 +316,13 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
         if (retry_count)
                 printk(MPT2SAS_INFO_FMT "%s: retry completed!!\n",
                     ioc->name, __func__);
+out:
         ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-        return r;
-
- issue_host_reset:
-        if (issue_reset)
+        mutex_unlock(&ioc->config_cmds.mutex);
+        if (issue_host_reset)
                 mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
                     FORCE_BIG_HAMMER);
-        ioc->config_cmds.status = MPT2_CMD_NOT_USED;
-        if (!retry_count) {
-                printk(MPT2SAS_INFO_FMT "%s: attempting retry\n",
-                    ioc->name, __func__);
-                retry_count++;
-                goto retry_config;
-        }
-        return -EFAULT;
+        return r;
 }
 
 /**
@@ -375,7 +381,6 @@ mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2ManufacturingPage0_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -417,7 +422,6 @@ mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -438,7 +442,6 @@ mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2BiosPage2_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -480,7 +483,6 @@ mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -501,7 +503,6 @@ mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2BiosPage3_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -543,7 +544,6 @@ mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -564,7 +564,6 @@ mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2IOUnitPage0_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -606,7 +605,6 @@ mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -627,7 +625,6 @@ mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2IOUnitPage1_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -669,7 +666,6 @@ mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -690,7 +686,6 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
         mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
@@ -732,7 +727,6 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -753,7 +747,6 @@ mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2IOCPage8_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -795,7 +788,6 @@ mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -818,7 +810,6 @@ mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2SasDevicePage0_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -863,7 +854,6 @@ mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -886,7 +876,6 @@ mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2SasDevicePage1_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -931,7 +920,6 @@ mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -953,7 +941,6 @@ mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
         Mpi2ConfigReply_t mpi_reply;
         Mpi2SasIOUnitPage0_t config_page;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
         mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
@@ -1002,7 +989,6 @@ mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1026,8 +1012,6 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         Mpi2ConfigRequest_t mpi_request;
         int r;
         struct config_request mem;
-
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sz);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1070,7 +1054,6 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1095,7 +1078,6 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sz);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1138,7 +1120,6 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1161,7 +1142,6 @@ mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2ExpanderPage0_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1206,7 +1186,6 @@ mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1230,7 +1209,6 @@ mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2ExpanderPage1_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1277,7 +1255,6 @@ mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1300,7 +1277,6 @@ mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2SasEnclosurePage0_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1345,7 +1321,6 @@ mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1367,7 +1342,6 @@ mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2SasPhyPage0_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1413,7 +1387,6 @@ mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1435,7 +1408,6 @@ mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2SasPhyPage1_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1481,7 +1453,6 @@ mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1505,7 +1476,6 @@ mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(config_page, 0, sizeof(Mpi2RaidVolPage1_t));
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1548,7 +1518,6 @@ mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1572,7 +1541,6 @@ mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
         struct config_request mem;
         u16 ioc_status;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         *num_pds = 0;
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1620,7 +1588,6 @@ mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1645,7 +1612,6 @@ mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         memset(config_page, 0, sz);
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1687,7 +1653,6 @@ mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1711,7 +1676,6 @@ mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
         int r;
         struct config_request mem;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         memset(config_page, 0, sizeof(Mpi2RaidPhysDiskPage0_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1754,7 +1718,6 @@ mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
@@ -1778,7 +1741,6 @@ mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
         struct config_request mem;
         u16 ioc_status;
 
-        mutex_lock(&ioc->config_cmds.mutex);
         *volume_handle = 0;
         memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
         mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1842,7 +1804,6 @@ mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
                 _config_free_config_dma_memory(ioc, &mem);
 
  out:
-        mutex_unlock(&ioc->config_cmds.mutex);
         return r;
 }
 
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 2a01a5f2a84d..2e9a4445596f 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -2767,6 +2767,10 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
         char *desc_ioc_state = NULL;
         char *desc_scsi_status = NULL;
         char *desc_scsi_state = ioc->tmp_string;
+        u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
+
+        if (log_info == 0x31170000)
+                return;
 
         switch (ioc_status) {
         case MPI2_IOCSTATUS_SUCCESS:
@@ -3426,7 +3430,7 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
         __le64 sas_address;
         int i;
         unsigned long flags;
-        struct _sas_port *mpt2sas_port;
+        struct _sas_port *mpt2sas_port = NULL;
         int rc = 0;
 
         if (!handle)
@@ -3518,12 +3522,20 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
                     &expander_pg1, i, handle))) {
                         printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
                             ioc->name, __FILE__, __LINE__, __func__);
-                        continue;
+                        rc = -1;
+                        goto out_fail;
                 }
                 sas_expander->phy[i].handle = handle;
                 sas_expander->phy[i].phy_id = i;
-                mpt2sas_transport_add_expander_phy(ioc, &sas_expander->phy[i],
-                    expander_pg1, sas_expander->parent_dev);
+
+                if ((mpt2sas_transport_add_expander_phy(ioc,
+                    &sas_expander->phy[i], expander_pg1,
+                    sas_expander->parent_dev))) {
+                        printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+                            ioc->name, __FILE__, __LINE__, __func__);
+                        rc = -1;
+                        goto out_fail;
+                }
         }
 
         if (sas_expander->enclosure_handle) {
@@ -3540,8 +3552,9 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 
  out_fail:
 
-        if (sas_expander)
-                kfree(sas_expander->phy);
+        if (mpt2sas_port)
+                mpt2sas_transport_port_remove(ioc, sas_expander->sas_address,
+                    sas_expander->parent_handle);
         kfree(sas_expander);
         return rc;
 }
@@ -3663,12 +3676,11 @@ _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd)
         sas_device->hidden_raid_component = is_pd;
 
         /* get enclosure_logical_id */
-        if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, &enclosure_pg0,
-           MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
-           sas_device->enclosure_handle))) {
+        if (sas_device->enclosure_handle && !(mpt2sas_config_get_enclosure_pg0(
+           ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
+           sas_device->enclosure_handle)))
                 sas_device->enclosure_logical_id =
                     le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
-        }
 
         /* get device name */
         sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
@@ -4250,12 +4262,6 @@ _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc,
         u16 handle = le16_to_cpu(element->VolDevHandle);
         int rc;
 
-#if 0 /* RAID_HACKS */
-        if (le32_to_cpu(event_data->Flags) &
-            MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
-                return;
-#endif
-
         mpt2sas_config_get_volume_wwid(ioc, handle, &wwid);
         if (!wwid) {
                 printk(MPT2SAS_ERR_FMT
@@ -4310,12 +4316,6 @@ _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc,
         unsigned long flags;
         struct MPT2SAS_TARGET *sas_target_priv_data;
 
-#if 0 /* RAID_HACKS */
-        if (le32_to_cpu(event_data->Flags) &
-            MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
-                return;
-#endif
-
         spin_lock_irqsave(&ioc->raid_device_lock, flags);
         raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
         spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
@@ -4428,14 +4428,38 @@ _scsih_sas_pd_add(struct MPT2SAS_ADAPTER *ioc,
         struct _sas_device *sas_device;
         unsigned long flags;
         u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
+        Mpi2ConfigReply_t mpi_reply;
+        Mpi2SasDevicePage0_t sas_device_pg0;
+        u32 ioc_status;
 
         spin_lock_irqsave(&ioc->sas_device_lock, flags);
         sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
         spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
-        if (sas_device)
+        if (sas_device) {
                 sas_device->hidden_raid_component = 1;
-        else
-                _scsih_add_device(ioc, handle, 0, 1);
+                return;
+        }
+
+        if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
+            MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
+                printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+                    ioc->name, __FILE__, __LINE__, __func__);
+                return;
+        }
+
+        ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+            MPI2_IOCSTATUS_MASK;
+        if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+                printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+                    ioc->name, __FILE__, __LINE__, __func__);
+                return;
+        }
+
+        _scsih_link_change(ioc,
+            le16_to_cpu(sas_device_pg0.ParentDevHandle),
+            handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
+
+        _scsih_add_device(ioc, handle, 0, 1);
 }
 
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
@@ -4535,12 +4559,15 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 {
         Mpi2EventIrConfigElement_t *element;
         int i;
+        u8 foreign_config;
 
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
         if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
                 _scsih_sas_ir_config_change_event_debug(ioc, event_data);
 
 #endif
+        foreign_config = (le32_to_cpu(event_data->Flags) &
+            MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
 
         element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
         for (i = 0; i < event_data->NumElements; i++, element++) {
@@ -4548,11 +4575,13 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
                 switch (element->ReasonCode) {
                 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
                 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
-                        _scsih_sas_volume_add(ioc, element);
+                        if (!foreign_config)
+                                _scsih_sas_volume_add(ioc, element);
                         break;
                 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
                 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
-                        _scsih_sas_volume_delete(ioc, element);
+                        if (!foreign_config)
+                                _scsih_sas_volume_delete(ioc, element);
                         break;
                 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
                         _scsih_sas_pd_hide(ioc, element);
@@ -4671,6 +4700,9 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
         u32 state;
         struct _sas_device *sas_device;
         unsigned long flags;
+        Mpi2ConfigReply_t mpi_reply;
+        Mpi2SasDevicePage0_t sas_device_pg0;
+        u32 ioc_status;
 
         if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
                 return;
@@ -4687,22 +4719,40 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
         spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
 
         switch (state) {
-#if 0
-        case MPI2_RAID_PD_STATE_OFFLINE:
-                if (sas_device)
-                        _scsih_remove_device(ioc, handle);
-                break;
-#endif
         case MPI2_RAID_PD_STATE_ONLINE:
         case MPI2_RAID_PD_STATE_DEGRADED:
         case MPI2_RAID_PD_STATE_REBUILDING:
         case MPI2_RAID_PD_STATE_OPTIMAL:
-                if (sas_device)
+                if (sas_device) {
                         sas_device->hidden_raid_component = 1;
-                else
-                        _scsih_add_device(ioc, handle, 0, 1);
+                        return;
+                }
+
+                if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply,
+                    &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
+                    handle))) {
+                        printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+                            ioc->name, __FILE__, __LINE__, __func__);
+                        return;
+                }
+
+                ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+                    MPI2_IOCSTATUS_MASK;
+                if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+                        printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+                            ioc->name, __FILE__, __LINE__, __func__);
+                        return;
+                }
+
+                _scsih_link_change(ioc,
+                    le16_to_cpu(sas_device_pg0.ParentDevHandle),
+                    handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
+
+                _scsih_add_device(ioc, handle, 0, 1);
+
                 break;
 
+        case MPI2_RAID_PD_STATE_OFFLINE:
         case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
         case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
         case MPI2_RAID_PD_STATE_HOT_SPARE:
@@ -5774,6 +5824,7 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state)
         struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
         u32 device_state;
 
+        mpt2sas_base_stop_watchdog(ioc);
         flush_scheduled_work();
         scsi_block_requests(shost);
         device_state = pci_choose_state(pdev, state);
@@ -5816,6 +5867,7 @@ _scsih_resume(struct pci_dev *pdev)
 
         mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET);
         scsi_unblock_requests(shost);
+        mpt2sas_base_start_watchdog(ioc);
         return 0;
 }
 #endif /* CONFIG_PM */
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 037c1e0b7c4c..6553833c12db 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -527,7 +527,7 @@ config SERIAL_S3C24A0
 
 config SERIAL_S3C6400
         tristate "Samsung S3C6400/S3C6410 Serial port support"
-        depends on SERIAL_SAMSUNG && (CPU_S3C600 || CPU_S3C6410)
+        depends on SERIAL_SAMSUNG && (CPU_S3C6400 || CPU_S3C6410)
         default y
         help
           Serial port support for the Samsung S3C6400 and S3C6410
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index e0d44af4745a..3f3119d760db 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -111,29 +111,32 @@ static int s3c24xx_spi_setupxfer(struct spi_device *spi,
         unsigned int bpw;
         unsigned int hz;
         unsigned int div;
+        unsigned long clk;
 
         bpw = t ? t->bits_per_word : spi->bits_per_word;
         hz  = t ? t->speed_hz : spi->max_speed_hz;
 
+        if (!bpw)
+                bpw = 8;
+
+        if (!hz)
+                hz = spi->max_speed_hz;
+
         if (bpw != 8) {
                 dev_err(&spi->dev, "invalid bits-per-word (%d)\n", bpw);
                 return -EINVAL;
         }
 
-        div = clk_get_rate(hw->clk) / hz;
-
-        /* is clk = pclk / (2 * (pre+1)), or is it
-         *    clk = (pclk * 2) / ( pre + 1) */
-
-        div /= 2;
-
-        if (div > 0)
-                div -= 1;
+        clk = clk_get_rate(hw->clk);
+        div = DIV_ROUND_UP(clk, hz * 2) - 1;
 
         if (div > 255)
                 div = 255;
 
-        dev_dbg(&spi->dev, "setting pre-scaler to %d (hz %d)\n", div, hz);
+        dev_dbg(&spi->dev, "setting pre-scaler to %d (wanted %d, got %ld)\n",
+                div, hz, clk / (2 * (div + 1)));
+
+
         writeb(div, hw->regs + S3C2410_SPPRE);
 
         spin_lock(&hw->bitbang.lock);
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 8f24564f77b0..07f22b625632 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -481,6 +481,9 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
         /* tell the board code to enable the panel */
         for (k = 0; k < ARRAY_SIZE(priv->ch); k++) {
                 ch = &priv->ch[k];
+                if (!ch->enabled)
+                        continue;
+
                 board_cfg = &ch->cfg.board_cfg;
                 if (board_cfg->display_on)
                         board_cfg->display_on(board_cfg->board_data);
@@ -498,6 +501,8 @@ static void sh_mobile_lcdc_stop(struct sh_mobile_lcdc_priv *priv)
         /* clean up deferred io and ask board code to disable panel */
         for (k = 0; k < ARRAY_SIZE(priv->ch); k++) {
                 ch = &priv->ch[k];
+                if (!ch->enabled)
+                        continue;
 
                 /* deferred io mode:
                  * flush frame, and wait for frame end interrupt
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 272b9b2bea86..59cba180fe83 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -3099,8 +3099,12 @@ static void inode_tree_add(struct inode *inode)
 {
         struct btrfs_root *root = BTRFS_I(inode)->root;
         struct btrfs_inode *entry;
-        struct rb_node **p = &root->inode_tree.rb_node;
-        struct rb_node *parent = NULL;
+        struct rb_node **p;
+        struct rb_node *parent;
+
+again:
+        p = &root->inode_tree.rb_node;
+        parent = NULL;
 
         spin_lock(&root->inode_lock);
         while (*p) {
@@ -3108,13 +3112,16 @@ static void inode_tree_add(struct inode *inode)
                 entry = rb_entry(parent, struct btrfs_inode, rb_node);
 
                 if (inode->i_ino < entry->vfs_inode.i_ino)
-                        p = &(*p)->rb_left;
+                        p = &parent->rb_left;
                 else if (inode->i_ino > entry->vfs_inode.i_ino)
-                        p = &(*p)->rb_right;
+                        p = &parent->rb_right;
                 else {
                         WARN_ON(!(entry->vfs_inode.i_state &
                                   (I_WILL_FREE | I_FREEING | I_CLEAR)));
-                        break;
+                        rb_erase(parent, &root->inode_tree);
+                        RB_CLEAR_NODE(parent);
+                        spin_unlock(&root->inode_lock);
+                        goto again;
                 }
         }
         rb_link_node(&BTRFS_I(inode)->rb_node, parent, p);
@@ -3126,12 +3133,12 @@ static void inode_tree_del(struct inode *inode)
 {
         struct btrfs_root *root = BTRFS_I(inode)->root;
 
+        spin_lock(&root->inode_lock);
         if (!RB_EMPTY_NODE(&BTRFS_I(inode)->rb_node)) {
-                spin_lock(&root->inode_lock);
                 rb_erase(&BTRFS_I(inode)->rb_node, &root->inode_tree);
-                spin_unlock(&root->inode_lock);
                 RB_CLEAR_NODE(&BTRFS_I(inode)->rb_node);
         }
+        spin_unlock(&root->inode_lock);
 }
 
 static noinline void init_btrfs_i(struct inode *inode)
diff --git a/fs/buffer.c b/fs/buffer.c
index a3ef091a45bd..28f320fac4d4 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1165,8 +1165,11 @@ void mark_buffer_dirty(struct buffer_head *bh)
 
         if (!test_set_buffer_dirty(bh)) {
                 struct page *page = bh->b_page;
-                if (!TestSetPageDirty(page))
-                        __set_page_dirty(page, page_mapping(page), 0);
+                if (!TestSetPageDirty(page)) {
+                        struct address_space *mapping = page_mapping(page);
+                        if (mapping)
+                                __set_page_dirty(page, mapping, 0);
+                }
         }
 }
 
diff --git a/fs/exec.c b/fs/exec.c
index 4a8849e45b21..fb4f3cdda78c 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -678,8 +678,8 @@ exit:
 }
 EXPORT_SYMBOL(open_exec);
 
-int kernel_read(struct file *file, unsigned long offset,
-        char *addr, unsigned long count)
+int kernel_read(struct file *file, loff_t offset,
+                char *addr, unsigned long count)
 {
         mm_segment_t old_fs;
         loff_t pos = offset;
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index 23419dc3027b..a7cbfbd340c7 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -386,16 +386,16 @@ static ssize_t jid_show(struct gfs2_sbd *sdp, char *buf)
 #define GDLM_ATTR(_name,_mode,_show,_store) \
 static struct gfs2_attr gdlm_attr_##_name = __ATTR(_name,_mode,_show,_store)
 
-GDLM_ATTR(proto_name,     0444, proto_name_show,        NULL);
-GDLM_ATTR(block,          0644, block_show,             block_store);
-GDLM_ATTR(withdraw,       0644, withdraw_show,          withdraw_store);
-GDLM_ATTR(id,             0444, lkid_show,              NULL);
-GDLM_ATTR(jid,            0444, jid_show,               NULL);
-GDLM_ATTR(first,          0444, lkfirst_show,           NULL);
-GDLM_ATTR(first_done,     0444, first_done_show,        NULL);
-GDLM_ATTR(recover,        0200, NULL,                   recover_store);
-GDLM_ATTR(recover_done,   0444, recover_done_show,      NULL);
-GDLM_ATTR(recover_status, 0444, recover_status_show,    NULL);
+GDLM_ATTR(proto_name,           0444, proto_name_show,          NULL);
+GDLM_ATTR(block,                0644, block_show,               block_store);
+GDLM_ATTR(withdraw,             0644, withdraw_show,            withdraw_store);
+GDLM_ATTR(id,                   0444, lkid_show,                NULL);
+GDLM_ATTR(jid,                  0444, jid_show,                 NULL);
+GDLM_ATTR(first,                0444, lkfirst_show,             NULL);
+GDLM_ATTR(first_done,           0444, first_done_show,          NULL);
+GDLM_ATTR(recover,              0600, NULL,                     recover_store);
+GDLM_ATTR(recover_done,         0444, recover_done_show,        NULL);
+GDLM_ATTR(recover_status,       0444, recover_status_show,      NULL);
 
 static struct attribute *lock_module_attrs[] = {
         &gdlm_attr_proto_name.attr,
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 941c8425c10b..cb88dac8ccaa 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -935,26 +935,28 @@ static int can_do_hugetlb_shm(void)
         return capable(CAP_IPC_LOCK) || in_group_p(sysctl_hugetlb_shm_group);
 }
 
-struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag)
+struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag,
+                                                struct user_struct **user)
 {
         int error = -ENOMEM;
-        int unlock_shm = 0;
         struct file *file;
         struct inode *inode;
         struct dentry *dentry, *root;
         struct qstr quick_string;
-        struct user_struct *user = current_user();
 
+        *user = NULL;
         if (!hugetlbfs_vfsmount)
                 return ERR_PTR(-ENOENT);
 
         if (!can_do_hugetlb_shm()) {
-                if (user_shm_lock(size, user)) {
-                        unlock_shm = 1;
+                *user = current_user();
+                if (user_shm_lock(size, *user)) {
                         WARN_ONCE(1,
                           "Using mlock ulimits for SHM_HUGETLB deprecated\n");
-                } else
+                } else {
+                        *user = NULL;
                         return ERR_PTR(-EPERM);
+                }
         }
 
         root = hugetlbfs_vfsmount->mnt_root;
@@ -996,8 +998,10 @@ out_inode:
 out_dentry:
         dput(dentry);
 out_shm_unlock:
-        if (unlock_shm)
-                user_shm_unlock(size, user);
+        if (*user) {
+                user_shm_unlock(size, *user);
+                *user = NULL;
+        }
         return ERR_PTR(error);
 }
 
diff --git a/fs/libfs.c b/fs/libfs.c
index ddfa89948c3f..dcec3d3ea64f 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -217,7 +217,7 @@ int get_sb_pseudo(struct file_system_type *fs_type, char *name,
                 return PTR_ERR(s);
 
         s->s_flags = MS_NOUSER;
-        s->s_maxbytes = ~0ULL;
+        s->s_maxbytes = MAX_LFS_FILESIZE;
         s->s_blocksize = PAGE_SIZE;
         s->s_blocksize_bits = PAGE_SHIFT;
         s->s_magic = magic;
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 65ca8c18476f..1434080aefeb 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1250,8 +1250,8 @@ static void nfs4_state_manager(struct nfs_client *clp)
                                 continue;
                 }
                 /* Initialize or reset the session */
-                if (nfs4_has_session(clp) &&
-                   test_and_clear_bit(NFS4CLNT_SESSION_SETUP, &clp->cl_state)) {
+                if (test_and_clear_bit(NFS4CLNT_SESSION_SETUP, &clp->cl_state)
+                   && nfs4_has_session(clp)) {
                         if (clp->cl_cons_state == NFS_CS_SESSION_INITING)
                                 status = nfs4_initialize_session(clp);
                         else
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 8e2ec43b18f4..151964f0de4c 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -416,8 +416,10 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
         if (unlikely(err))
                 goto failed;
 
+        down_read(&nilfs->ns_segctor_sem);
         err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp,
                                           &bh_cp);
+        up_read(&nilfs->ns_segctor_sem);
         if (unlikely(err)) {
                 if (err == -ENOENT || err == -EINVAL) {
                         printk(KERN_ERR
diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h
index e8adbffc626f..1b9caafb8662 100644
--- a/fs/nilfs2/the_nilfs.h
+++ b/fs/nilfs2/the_nilfs.h
@@ -253,7 +253,7 @@ nilfs_detach_writer(struct the_nilfs *nilfs, struct nilfs_sb_info *sbi)
 
 static inline void nilfs_put_sbinfo(struct nilfs_sb_info *sbi)
 {
-        if (!atomic_dec_and_test(&sbi->s_count))
+        if (atomic_dec_and_test(&sbi->s_count))
                 kfree(sbi);
 }
 
diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c
index 47cd258fd24d..5dcbafe72d71 100644
--- a/fs/notify/inotify/inotify_fsnotify.c
+++ b/fs/notify/inotify/inotify_fsnotify.c
@@ -62,13 +62,14 @@ static int inotify_handle_event(struct fsnotify_group *group, struct fsnotify_ev
         event_priv->wd = wd;
 
         ret = fsnotify_add_notify_event(group, event, fsn_event_priv);
-        /* EEXIST is not an error */
-        if (ret == -EEXIST)
-                ret = 0;
-
-        /* did event_priv get attached? */
-        if (list_empty(&fsn_event_priv->event_list))
+        if (ret) {
                 inotify_free_event_priv(fsn_event_priv);
+                /* EEXIST says we tail matched, EOVERFLOW isn't something
+                 * to report up the stack. */
+                if ((ret == -EEXIST) ||
+                    (ret == -EOVERFLOW))
+                        ret = 0;
+        }
 
         /*
          * If we hold the entry until after the event is on the queue
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index f30d9bbc2e1b..dc32ed8323ba 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -386,6 +386,7 @@ void inotify_ignored_and_remove_idr(struct fsnotify_mark_entry *entry,
         struct fsnotify_event *ignored_event;
         struct inotify_event_private_data *event_priv;
         struct fsnotify_event_private_data *fsn_event_priv;
+        int ret;
 
         ignored_event = fsnotify_create_event(NULL, FS_IN_IGNORED, NULL,
                                               FSNOTIFY_EVENT_NONE, NULL, 0,
@@ -404,10 +405,8 @@ void inotify_ignored_and_remove_idr(struct fsnotify_mark_entry *entry,
         fsn_event_priv->group = group;
         event_priv->wd = ientry->wd;
 
-        fsnotify_add_notify_event(group, ignored_event, fsn_event_priv);
-
-        /* did the private data get added? */
-        if (list_empty(&fsn_event_priv->event_list))
+        ret = fsnotify_add_notify_event(group, ignored_event, fsn_event_priv);
+        if (ret)
                 inotify_free_event_priv(fsn_event_priv);
 
 skip_send_ignore:
@@ -568,7 +567,7 @@ static struct fsnotify_group *inotify_new_group(struct user_struct *user, unsign
 
         spin_lock_init(&group->inotify_data.idr_lock);
         idr_init(&group->inotify_data.idr);
-        group->inotify_data.last_wd = 0;
+        group->inotify_data.last_wd = 1;
         group->inotify_data.user = user;
         group->inotify_data.fa = NULL;
 
diff --git a/fs/notify/notification.c b/fs/notify/notification.c
index 521368574e97..3816d5750dd5 100644
--- a/fs/notify/notification.c
+++ b/fs/notify/notification.c
@@ -153,6 +153,10 @@ static bool event_compare(struct fsnotify_event *old, struct fsnotify_event *new
                                 return true;
                         break;
                 case (FSNOTIFY_EVENT_NONE):
+                        if (old->mask & FS_Q_OVERFLOW)
+                                return true;
+                        else if (old->mask & FS_IN_IGNORED)
+                                return false;
                         return false;
                 };
         }
@@ -171,9 +175,7 @@ int fsnotify_add_notify_event(struct fsnotify_group *group, struct fsnotify_even
         struct list_head *list = &group->notification_list;
         struct fsnotify_event_holder *last_holder;
         struct fsnotify_event *last_event;
-
-        /* easy to tell if priv was attached to the event */
-        INIT_LIST_HEAD(&priv->event_list);
+        int ret = 0;
 
         /*
          * There is one fsnotify_event_holder embedded inside each fsnotify_event.
@@ -194,6 +196,7 @@ alloc_holder:
 
         if (group->q_len >= group->max_events) {
                 event = &q_overflow_event;
+                ret = -EOVERFLOW;
                 /* sorry, no private data on the overflow event */
                 priv = NULL;
         }
@@ -235,7 +238,7 @@ alloc_holder:
         mutex_unlock(&group->notification_mutex);
 
         wake_up(&group->notification_waitq);
-        return 0;
+        return ret;
 }
 
 /*
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index f9a3e8942669..ab513ddaeff2 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -6851,7 +6851,7 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
         }
         status = 0;
 bail:
-
+        brelse(last_eb_bh);
         mlog_exit(status);
         return status;
 }
diff --git a/fs/ocfs2/dlm/dlmunlock.c b/fs/ocfs2/dlm/dlmunlock.c
index fcf879ed6930..756f5b0998e0 100644
--- a/fs/ocfs2/dlm/dlmunlock.c
+++ b/fs/ocfs2/dlm/dlmunlock.c
@@ -122,7 +122,7 @@ static enum dlm_status dlmunlock_common(struct dlm_ctxt *dlm,
          * that still has AST's pending... */
         in_use = !list_empty(&lock->ast_list);
         spin_unlock(&dlm->ast_lock);
-        if (in_use) {
+        if (in_use && !(flags & LKM_CANCEL)) {
                mlog(ML_ERROR, "lockres %.*s: Someone is calling dlmunlock "
                     "while waiting for an ast!", res->lockname.len,
                     res->lockname.name);
@@ -131,7 +131,7 @@ static enum dlm_status dlmunlock_common(struct dlm_ctxt *dlm,
 
         spin_lock(&res->spinlock);
         if (res->state & DLM_LOCK_RES_IN_PROGRESS) {
-                if (master_node) {
+                if (master_node && !(flags & LKM_CANCEL)) {
                         mlog(ML_ERROR, "lockres in progress!\n");
                         spin_unlock(&res->spinlock);
                         return DLM_FORWARD;
diff --git a/fs/ocfs2/ocfs2_lockid.h b/fs/ocfs2/ocfs2_lockid.h
index fcdba091af3d..c212cf5a2bdf 100644
--- a/fs/ocfs2/ocfs2_lockid.h
+++ b/fs/ocfs2/ocfs2_lockid.h
@@ -108,6 +108,7 @@ static char *ocfs2_lock_type_strings[] = {
         [OCFS2_LOCK_TYPE_OPEN] = "Open",
         [OCFS2_LOCK_TYPE_FLOCK] = "Flock",
         [OCFS2_LOCK_TYPE_QINFO] = "Quota",
+        [OCFS2_LOCK_TYPE_NFS_SYNC] = "NFSSync",
         [OCFS2_LOCK_TYPE_ORPHAN_SCAN] = "OrphanScan",
 };
 
diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c
index bf7742d0ee3b..44f2a5e1d042 100644
--- a/fs/ocfs2/quota_global.c
+++ b/fs/ocfs2/quota_global.c
@@ -23,6 +23,7 @@
 #include "sysfile.h"
 #include "dlmglue.h"
 #include "uptodate.h"
+#include "super.h"
 #include "quota.h"
 
 static struct workqueue_struct *ocfs2_quota_wq = NULL;
@@ -114,6 +115,15 @@ int ocfs2_read_quota_block(struct inode *inode, u64 v_block,
         int rc = 0;
         struct buffer_head *tmp = *bh;
 
+        if (i_size_read(inode) >> inode->i_sb->s_blocksize_bits <= v_block) {
+                ocfs2_error(inode->i_sb,
+                            "Quota file %llu is probably corrupted! Requested "
+                            "to read block %Lu but file has size only %Lu\n",
+                            (unsigned long long)OCFS2_I(inode)->ip_blkno,
+                            (unsigned long long)v_block,
+                            (unsigned long long)i_size_read(inode));
+                return -EIO;
+        }
         rc = ocfs2_read_virt_blocks(inode, v_block, 1, &tmp, 0,
                                     ocfs2_validate_quota_block);
         if (rc)
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index b0ee0fdf799a..a3f8871d21fd 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1218,13 +1218,17 @@ static void ocfs2_kill_sb(struct super_block *sb)
 {
         struct ocfs2_super *osb = OCFS2_SB(sb);
 
+        /* Failed mount? */
+        if (!osb || atomic_read(&osb->vol_state) == VOLUME_DISABLED)
+                goto out;
+
         /* Prevent further queueing of inode drop events */
         spin_lock(&dentry_list_lock);
         ocfs2_set_osb_flag(osb, OCFS2_OSB_DROP_DENTRY_LOCK_IMMED);
         spin_unlock(&dentry_list_lock);
         /* Wait for work to finish and/or remove it */
         cancel_work_sync(&osb->dentry_lock_work);
-
+out:
         kill_block_super(sb);
 }
 
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 175db258942f..6f742f6658a9 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1003,12 +1003,7 @@ static ssize_t oom_adjust_read(struct file *file, char __user *buf,
 
         if (!task)
                 return -ESRCH;
-        task_lock(task);
-        if (task->mm)
-                oom_adjust = task->mm->oom_adj;
-        else
-                oom_adjust = OOM_DISABLE;
-        task_unlock(task);
+        oom_adjust = task->oomkilladj;
         put_task_struct(task);
 
         len = snprintf(buffer, sizeof(buffer), "%i\n", oom_adjust);
@@ -1037,19 +1032,11 @@ static ssize_t oom_adjust_write(struct file *file, const char __user *buf,
         task = get_proc_task(file->f_path.dentry->d_inode);
         if (!task)
                 return -ESRCH;
-        task_lock(task);
-        if (!task->mm) {
-                task_unlock(task);
-                put_task_struct(task);
-                return -EINVAL;
-        }
-        if (oom_adjust < task->mm->oom_adj && !capable(CAP_SYS_RESOURCE)) {
-                task_unlock(task);
+        if (oom_adjust < task->oomkilladj && !capable(CAP_SYS_RESOURCE)) {
                 put_task_struct(task);
                 return -EACCES;
         }
-        task->mm->oom_adj = oom_adjust;
-        task_unlock(task);
+        task->oomkilladj = oom_adjust;
         put_task_struct(task);
         if (end - buffer == 0)
                 return -EIO;
diff --git a/fs/select.c b/fs/select.c
index d870237e42c7..8084834e123e 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -110,6 +110,7 @@ void poll_initwait(struct poll_wqueues *pwq)
 {
         init_poll_funcptr(&pwq->pt, __pollwait);
         pwq->polling_task = current;
+        pwq->triggered = 0;
         pwq->error = 0;
         pwq->table = NULL;
         pwq->inline_index = 0;
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c
index b619d6b8ca43..98ef624d9baf 100644
--- a/fs/xfs/linux-2.6/xfs_sync.c
+++ b/fs/xfs/linux-2.6/xfs_sync.c
@@ -708,6 +708,16 @@ xfs_reclaim_inode(
         return 0;
 }
 
+void
+__xfs_inode_set_reclaim_tag(
+        struct xfs_perag        *pag,
+        struct xfs_inode        *ip)
+{
+        radix_tree_tag_set(&pag->pag_ici_root,
+                           XFS_INO_TO_AGINO(ip->i_mount, ip->i_ino),
+                           XFS_ICI_RECLAIM_TAG);
+}
+
 /*
  * We set the inode flag atomically with the radix tree tag.
  * Once we get tag lookups on the radix tree, this inode flag
@@ -722,8 +732,7 @@ xfs_inode_set_reclaim_tag(
 
         read_lock(&pag->pag_ici_lock);
         spin_lock(&ip->i_flags_lock);
-        radix_tree_tag_set(&pag->pag_ici_root,
-                        XFS_INO_TO_AGINO(mp, ip->i_ino), XFS_ICI_RECLAIM_TAG);
+        __xfs_inode_set_reclaim_tag(pag, ip);
         __xfs_iflags_set(ip, XFS_IRECLAIMABLE);
         spin_unlock(&ip->i_flags_lock);
         read_unlock(&pag->pag_ici_lock);
diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h
index 2a10301c99c7..59120602588a 100644
--- a/fs/xfs/linux-2.6/xfs_sync.h
+++ b/fs/xfs/linux-2.6/xfs_sync.h
@@ -48,6 +48,7 @@ int xfs_reclaim_inode(struct xfs_inode *ip, int locked, int sync_mode);
 int xfs_reclaim_inodes(struct xfs_mount *mp, int mode);
 
 void xfs_inode_set_reclaim_tag(struct xfs_inode *ip);
+void __xfs_inode_set_reclaim_tag(struct xfs_perag *pag, struct xfs_inode *ip);
 void xfs_inode_clear_reclaim_tag(struct xfs_inode *ip);
 void __xfs_inode_clear_reclaim_tag(struct xfs_mount *mp, struct xfs_perag *pag,
                                 struct xfs_inode *ip);
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 34ec86923f7e..ecbf8b4d2e2e 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -191,80 +191,82 @@ xfs_iget_cache_hit(
         int                     flags,
         int                     lock_flags) __releases(pag->pag_ici_lock)
 {
+        struct inode            *inode = VFS_I(ip);
         struct xfs_mount        *mp = ip->i_mount;
-        int                     error = EAGAIN;
+        int                     error;
+
+        spin_lock(&ip->i_flags_lock);
 
         /*
-         * If INEW is set this inode is being set up
-         * If IRECLAIM is set this inode is being torn down
-         * Pause and try again.
+         * If we are racing with another cache hit that is currently
+         * instantiating this inode or currently recycling it out of
+         * reclaimabe state, wait for the initialisation to complete
+         * before continuing.
+         *
+         * XXX(hch): eventually we should do something equivalent to
+         *           wait_on_inode to wait for these flags to be cleared
+         *           instead of polling for it.
          */
-        if (xfs_iflags_test(ip, (XFS_INEW|XFS_IRECLAIM))) {
+        if (ip->i_flags & (XFS_INEW|XFS_IRECLAIM)) {
                 XFS_STATS_INC(xs_ig_frecycle);
+                error = EAGAIN;
                 goto out_error;
         }
 
-        /* If IRECLAIMABLE is set, we've torn down the vfs inode part */
-        if (xfs_iflags_test(ip, XFS_IRECLAIMABLE)) {
-
-                /*
-                 * If lookup is racing with unlink, then we should return an
-                 * error immediately so we don't remove it from the reclaim
-                 * list and potentially leak the inode.
-                 */
-                if ((ip->i_d.di_mode == 0) && !(flags & XFS_IGET_CREATE)) {
-                        error = ENOENT;
-                        goto out_error;
-                }
+        /*
+         * If lookup is racing with unlink return an error immediately.
+         */
+        if (ip->i_d.di_mode == 0 && !(flags & XFS_IGET_CREATE)) {
+                error = ENOENT;
+                goto out_error;
+        }
 
+        /*
+         * If IRECLAIMABLE is set, we've torn down the VFS inode already.
+         * Need to carefully get it back into useable state.
+         */
+        if (ip->i_flags & XFS_IRECLAIMABLE) {
                 xfs_itrace_exit_tag(ip, "xfs_iget.alloc");
 
                 /*
-                 * We need to re-initialise the VFS inode as it has been
-                 * 'freed' by the VFS. Do this here so we can deal with
-                 * errors cleanly, then tag it so it can be set up correctly
-                 * later.
+                 * We need to set XFS_INEW atomically with clearing the
+                 * reclaimable tag so that we do have an indicator of the
+                 * inode still being initialized.
                  */
-                if (inode_init_always(mp->m_super, VFS_I(ip))) {
-                        error = ENOMEM;
-                        goto out_error;
-                }
+                ip->i_flags |= XFS_INEW;
+                ip->i_flags &= ~XFS_IRECLAIMABLE;
+                __xfs_inode_clear_reclaim_tag(mp, pag, ip);
 
-                /*
-                 * We must set the XFS_INEW flag before clearing the
-                 * XFS_IRECLAIMABLE flag so that if a racing lookup does
-                 * not find the XFS_IRECLAIMABLE above but has the igrab()
-                 * below succeed we can safely check XFS_INEW to detect
-                 * that this inode is still being initialised.
-                 */
-                xfs_iflags_set(ip, XFS_INEW);
-                xfs_iflags_clear(ip, XFS_IRECLAIMABLE);
+                spin_unlock(&ip->i_flags_lock);
+                read_unlock(&pag->pag_ici_lock);
 
-                /* clear the radix tree reclaim flag as well. */
-                __xfs_inode_clear_reclaim_tag(mp, pag, ip);
-        } else if (!igrab(VFS_I(ip))) {
+                error = -inode_init_always(mp->m_super, inode);
+                if (error) {
+                        /*
+                         * Re-initializing the inode failed, and we are in deep
+                         * trouble.  Try to re-add it to the reclaim list.
+                         */
+                        read_lock(&pag->pag_ici_lock);
+                        spin_lock(&ip->i_flags_lock);
+
+                        ip->i_flags &= ~XFS_INEW;
+                        ip->i_flags |= XFS_IRECLAIMABLE;
+                        __xfs_inode_set_reclaim_tag(pag, ip);
+                        goto out_error;
+                }
+                inode->i_state = I_LOCK|I_NEW;
+        } else {
                 /* If the VFS inode is being torn down, pause and try again. */
-                XFS_STATS_INC(xs_ig_frecycle);
-                goto out_error;
-        } else if (xfs_iflags_test(ip, XFS_INEW)) {
-                /*
-                 * We are racing with another cache hit that is
-                 * currently recycling this inode out of the XFS_IRECLAIMABLE
-                 * state. Wait for the initialisation to complete before
-                 * continuing.
-                 */
-                wait_on_inode(VFS_I(ip));
-        }
+                if (!igrab(inode)) {
+                        error = EAGAIN;
+                        goto out_error;
+                }
 
-        if (ip->i_d.di_mode == 0 && !(flags & XFS_IGET_CREATE)) {
-                error = ENOENT;
-                iput(VFS_I(ip));
-                goto out_error;
+                /* We've got a live one. */
+                spin_unlock(&ip->i_flags_lock);
+                read_unlock(&pag->pag_ici_lock);
         }
 
-        /* We've got a live one. */
-        read_unlock(&pag->pag_ici_lock);
-
         if (lock_flags != 0)
                 xfs_ilock(ip, lock_flags);
 
@@ -274,6 +276,7 @@ xfs_iget_cache_hit(
         return 0;
 
 out_error:
+        spin_unlock(&ip->i_flags_lock);
         read_unlock(&pag->pag_ici_lock);
         return error;
 }
diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h
index af4b4826997e..2ba61e18fc8b 100644
--- a/include/drm/radeon_drm.h
+++ b/include/drm/radeon_drm.h
@@ -508,6 +508,7 @@ typedef struct {
 #define DRM_RADEON_INFO                 0x27
 #define DRM_RADEON_GEM_SET_TILING       0x28
 #define DRM_RADEON_GEM_GET_TILING       0x29
+#define DRM_RADEON_GEM_BUSY             0x2a
 
 #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
 #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
@@ -548,6 +549,7 @@ typedef struct {
 #define DRM_IOCTL_RADEON_INFO           DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INFO, struct drm_radeon_info)
 #define DRM_IOCTL_RADEON_SET_TILING     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_TILING, struct drm_radeon_gem_set_tiling)
 #define DRM_IOCTL_RADEON_GET_TILING     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_GET_TILING, struct drm_radeon_gem_get_tiling)
+#define DRM_IOCTL_RADEON_GEM_BUSY       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_BUSY, struct drm_radeon_gem_busy)
 
 typedef struct drm_radeon_init {
         enum {
@@ -707,6 +709,7 @@ typedef struct drm_radeon_indirect {
 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
 #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
 #define RADEON_PARAM_DEVICE_ID             16
+#define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */
 
 typedef struct drm_radeon_getparam {
         int param;
@@ -838,7 +841,7 @@ struct drm_radeon_gem_wait_idle {
 
 struct drm_radeon_gem_busy {
         uint32_t        handle;
-        uint32_t        busy;
+        uint32_t        domain;
 };
 
 struct drm_radeon_gem_pread {
@@ -895,6 +898,7 @@ struct drm_radeon_cs {
 
 #define RADEON_INFO_DEVICE_ID           0x00
 #define RADEON_INFO_NUM_GB_PIPES        0x01
+#define RADEON_INFO_NUM_Z_PIPES         0x02
 
 struct drm_radeon_info {
         uint32_t                request;
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 2878811c6134..756d78b8c1c5 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -94,13 +94,13 @@ extern void __bitmap_shift_right(unsigned long *dst,
                         const unsigned long *src, int shift, int bits);
 extern void __bitmap_shift_left(unsigned long *dst,
                         const unsigned long *src, int shift, int bits);
-extern void __bitmap_and(unsigned long *dst, const unsigned long *bitmap1,
+extern int __bitmap_and(unsigned long *dst, const unsigned long *bitmap1,
                         const unsigned long *bitmap2, int bits);
 extern void __bitmap_or(unsigned long *dst, const unsigned long *bitmap1,
                         const unsigned long *bitmap2, int bits);
 extern void __bitmap_xor(unsigned long *dst, const unsigned long *bitmap1,
                         const unsigned long *bitmap2, int bits);
-extern void __bitmap_andnot(unsigned long *dst, const unsigned long *bitmap1,
+extern int __bitmap_andnot(unsigned long *dst, const unsigned long *bitmap1,
                         const unsigned long *bitmap2, int bits);
 extern int __bitmap_intersects(const unsigned long *bitmap1,
                         const unsigned long *bitmap2, int bits);
@@ -171,13 +171,12 @@ static inline void bitmap_copy(unsigned long *dst, const unsigned long *src,
         }
 }
 
-static inline void bitmap_and(unsigned long *dst, const unsigned long *src1,
+static inline int bitmap_and(unsigned long *dst, const unsigned long *src1,
                         const unsigned long *src2, int nbits)
 {
         if (small_const_nbits(nbits))
-                *dst = *src1 & *src2;
-        else
-                __bitmap_and(dst, src1, src2, nbits);
+                return (*dst = *src1 & *src2) != 0;
+        return __bitmap_and(dst, src1, src2, nbits);
 }
 
 static inline void bitmap_or(unsigned long *dst, const unsigned long *src1,
@@ -198,13 +197,12 @@ static inline void bitmap_xor(unsigned long *dst, const unsigned long *src1,
                 __bitmap_xor(dst, src1, src2, nbits);
 }
 
-static inline void bitmap_andnot(unsigned long *dst, const unsigned long *src1,
+static inline int bitmap_andnot(unsigned long *dst, const unsigned long *src1,
                         const unsigned long *src2, int nbits)
 {
         if (small_const_nbits(nbits))
-                *dst = *src1 & ~(*src2);
-        else
-                __bitmap_andnot(dst, src1, src2, nbits);
+                return (*dst = *src1 & ~(*src2)) != 0;
+        return __bitmap_andnot(dst, src1, src2, nbits);
 }
 
 static inline void bitmap_complement(unsigned long *dst, const unsigned long *src,
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index c5ac87ca7bc6..796df12091b7 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -43,10 +43,10 @@
  * int cpu_isset(cpu, mask)             true iff bit 'cpu' set in mask
  * int cpu_test_and_set(cpu, mask)      test and set bit 'cpu' in mask
  *
- * void cpus_and(dst, src1, src2)       dst = src1 & src2  [intersection]
+ * int cpus_and(dst, src1, src2)        dst = src1 & src2  [intersection]
  * void cpus_or(dst, src1, src2)        dst = src1 | src2  [union]
  * void cpus_xor(dst, src1, src2)       dst = src1 ^ src2
- * void cpus_andnot(dst, src1, src2)    dst = src1 & ~src2
+ * int cpus_andnot(dst, src1, src2)     dst = src1 & ~src2
  * void cpus_complement(dst, src)       dst = ~src
  *
  * int cpus_equal(mask1, mask2)         Does mask1 == mask2?
@@ -179,10 +179,10 @@ static inline int __cpu_test_and_set(int cpu, cpumask_t *addr)
 }
 
 #define cpus_and(dst, src1, src2) __cpus_and(&(dst), &(src1), &(src2), NR_CPUS)
-static inline void __cpus_and(cpumask_t *dstp, const cpumask_t *src1p,
+static inline int __cpus_and(cpumask_t *dstp, const cpumask_t *src1p,
                                         const cpumask_t *src2p, int nbits)
 {
-        bitmap_and(dstp->bits, src1p->bits, src2p->bits, nbits);
+        return bitmap_and(dstp->bits, src1p->bits, src2p->bits, nbits);
 }
 
 #define cpus_or(dst, src1, src2) __cpus_or(&(dst), &(src1), &(src2), NR_CPUS)
@@ -201,10 +201,10 @@ static inline void __cpus_xor(cpumask_t *dstp, const cpumask_t *src1p,
 
 #define cpus_andnot(dst, src1, src2) \
                                 __cpus_andnot(&(dst), &(src1), &(src2), NR_CPUS)
-static inline void __cpus_andnot(cpumask_t *dstp, const cpumask_t *src1p,
+static inline int __cpus_andnot(cpumask_t *dstp, const cpumask_t *src1p,
                                         const cpumask_t *src2p, int nbits)
 {
-        bitmap_andnot(dstp->bits, src1p->bits, src2p->bits, nbits);
+        return bitmap_andnot(dstp->bits, src1p->bits, src2p->bits, nbits);
 }
 
 #define cpus_complement(dst, src) __cpus_complement(&(dst), &(src), NR_CPUS)
@@ -738,11 +738,11 @@ static inline void cpumask_clear(struct cpumask *dstp)
  * @src1p: the first input
  * @src2p: the second input
  */
-static inline void cpumask_and(struct cpumask *dstp,
+static inline int cpumask_and(struct cpumask *dstp,
                                const struct cpumask *src1p,
                                const struct cpumask *src2p)
 {
-        bitmap_and(cpumask_bits(dstp), cpumask_bits(src1p),
+        return bitmap_and(cpumask_bits(dstp), cpumask_bits(src1p),
                                        cpumask_bits(src2p), nr_cpumask_bits);
 }
 
@@ -779,11 +779,11 @@ static inline void cpumask_xor(struct cpumask *dstp,
  * @src1p: the first input
  * @src2p: the second input
  */
-static inline void cpumask_andnot(struct cpumask *dstp,
+static inline int cpumask_andnot(struct cpumask *dstp,
                                   const struct cpumask *src1p,
                                   const struct cpumask *src2p)
 {
-        bitmap_andnot(cpumask_bits(dstp), cpumask_bits(src1p),
+        return bitmap_andnot(cpumask_bits(dstp), cpumask_bits(src1p),
                                           cpumask_bits(src2p), nr_cpumask_bits);
 }
 
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 67888a9e0655..73e9b643e455 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2123,7 +2123,7 @@ extern struct file *do_filp_open(int dfd, const char *pathname,
                 int open_flag, int mode, int acc_mode);
 extern int may_open(struct path *, int, int);
 
-extern int kernel_read(struct file *, unsigned long, char *, unsigned long);
+extern int kernel_read(struct file *, loff_t, char *, unsigned long);
 extern struct file * open_exec(const char *);
  
 /* fs/dcache.c -- generic fs support functions */
diff --git a/include/linux/gen_stats.h b/include/linux/gen_stats.h
index 0ffa41df0ee8..710e901085d0 100644
--- a/include/linux/gen_stats.h
+++ b/include/linux/gen_stats.h
@@ -22,6 +22,11 @@ struct gnet_stats_basic
 {
         __u64   bytes;
         __u32   packets;
+};
+struct gnet_stats_basic_packed
+{
+        __u64   bytes;
+        __u32   packets;
 } __attribute__ ((packed));
 
 /**
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 2723513a5651..5cbc620bdfe0 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -10,6 +10,7 @@
 #include <asm/tlbflush.h>
 
 struct ctl_table;
+struct user_struct;
 
 int PageHuge(struct page *page);
 
@@ -146,7 +147,8 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb)
 
 extern const struct file_operations hugetlbfs_file_operations;
 extern struct vm_operations_struct hugetlb_vm_ops;
-struct file *hugetlb_file_setup(const char *name, size_t, int);
+struct file *hugetlb_file_setup(const char *name, size_t size, int acct,
+                                                struct user_struct **user);
 int hugetlb_get_quota(struct address_space *mapping, long delta);
 void hugetlb_put_quota(struct address_space *mapping, long delta);
 
@@ -168,7 +170,7 @@ static inline void set_file_hugepages(struct file *file)
 
 #define is_file_hugepages(file)                 0
 #define set_file_hugepages(file)                BUG()
-#define hugetlb_file_setup(name,size,acctflag)  ERR_PTR(-ENOSYS)
+#define hugetlb_file_setup(name,size,acct,user) ERR_PTR(-ENOSYS)
 
 #endif /* !CONFIG_HUGETLBFS */
 
diff --git a/include/linux/mm.h b/include/linux/mm.h
index ba3a7cb1eaa0..9a72cc78e6b8 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -34,8 +34,6 @@ extern int sysctl_legacy_va_layout;
 #define sysctl_legacy_va_layout 0
 #endif
 
-extern unsigned long mmap_min_addr;
-
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include <asm/processor.h>
@@ -575,19 +573,6 @@ static inline void set_page_links(struct page *page, enum zone_type zone,
 }
 
 /*
- * If a hint addr is less than mmap_min_addr change hint to be as
- * low as possible but still greater than mmap_min_addr
- */
-static inline unsigned long round_hint_to_min(unsigned long hint)
-{
-        hint &= PAGE_MASK;
-        if (((void *)hint != NULL) &&
-            (hint < mmap_min_addr))
-                return PAGE_ALIGN(mmap_min_addr);
-        return hint;
-}
-
-/*
  * Some inline functions in vmstat.h depend on page_zone()
  */
 #include <linux/vmstat.h>
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 7acc8439d9b3..0042090a4d70 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -240,8 +240,6 @@ struct mm_struct {
 
         unsigned long saved_auxv[AT_VECTOR_SIZE]; /* for /proc/PID/auxv */
 
-        s8 oom_adj;     /* OOM kill score adjustment (bit shift) */
-
         cpumask_t cpu_vm_mask;
 
         /* Architecture-specific MM context */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 3ab08e4bb6b8..0f1ea4a66957 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1198,6 +1198,7 @@ struct task_struct {
          * a short time
          */
         unsigned char fpu_counter;
+        s8 oomkilladj; /* OOM kill score adjustment (bit shift). */
 #ifdef CONFIG_BLK_DEV_IO_TRACE
         unsigned int btrace_seq;
 #endif
diff --git a/include/linux/security.h b/include/linux/security.h
index 5eff459b3833..1f16eea2017b 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -28,6 +28,7 @@
 #include <linux/resource.h>
 #include <linux/sem.h>
 #include <linux/shm.h>
+#include <linux/mm.h> /* PAGE_ALIGN */
 #include <linux/msg.h>
 #include <linux/sched.h>
 #include <linux/key.h>
@@ -66,6 +67,9 @@ extern int cap_inode_setxattr(struct dentry *dentry, const char *name,
 extern int cap_inode_removexattr(struct dentry *dentry, const char *name);
 extern int cap_inode_need_killpriv(struct dentry *dentry);
 extern int cap_inode_killpriv(struct dentry *dentry);
+extern int cap_file_mmap(struct file *file, unsigned long reqprot,
+                         unsigned long prot, unsigned long flags,
+                         unsigned long addr, unsigned long addr_only);
 extern int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags);
 extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3,
                           unsigned long arg4, unsigned long arg5);
@@ -92,6 +96,7 @@ extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb);
 extern int cap_netlink_recv(struct sk_buff *skb, int cap);
 
 extern unsigned long mmap_min_addr;
+extern unsigned long dac_mmap_min_addr;
 /*
  * Values used in the task_security_ops calls
  */
@@ -116,6 +121,21 @@ struct request_sock;
 #define LSM_UNSAFE_PTRACE       2
 #define LSM_UNSAFE_PTRACE_CAP   4
 
+/*
+ * If a hint addr is less than mmap_min_addr change hint to be as
+ * low as possible but still greater than mmap_min_addr
+ */
+static inline unsigned long round_hint_to_min(unsigned long hint)
+{
+        hint &= PAGE_MASK;
+        if (((void *)hint != NULL) &&
+            (hint < mmap_min_addr))
+                return PAGE_ALIGN(mmap_min_addr);
+        return hint;
+}
+extern int mmap_min_addr_handler(struct ctl_table *table, int write, struct file *filp,
+                                 void __user *buffer, size_t *lenp, loff_t *ppos);
+
 #ifdef CONFIG_SECURITY
 
 struct security_mnt_opts {
@@ -2197,9 +2217,7 @@ static inline int security_file_mmap(struct file *file, unsigned long reqprot,
                                      unsigned long addr,
                                      unsigned long addr_only)
 {
-        if ((addr < mmap_min_addr) && !capable(CAP_SYS_RAWIO))
-                return -EACCES;
-        return 0;
+        return cap_file_mmap(file, reqprot, prot, flags, addr, addr_only);
 }
 
 static inline int security_file_mprotect(struct vm_area_struct *vma,
diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h
index ed889f4168f3..ae779bb8cc0f 100644
--- a/include/linux/ucb1400.h
+++ b/include/linux/ucb1400.h
@@ -73,6 +73,10 @@
 
 #define UCB_ADC_DATA            0x68
 #define UCB_ADC_DAT_VALID       (1 << 15)
+
+#define UCB_FCSR                0x6c
+#define UCB_FCSR_AVE            (1 << 12)
+
 #define UCB_ADC_DAT_MASK        0x3ff
 
 #define UCB_ID                  0x7e
diff --git a/include/net/act_api.h b/include/net/act_api.h
index 565eed8fe496..c05fd717c588 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -16,7 +16,7 @@ struct tcf_common {
         u32                             tcfc_capab;
         int                             tcfc_action;
         struct tcf_t                    tcfc_tm;
-        struct gnet_stats_basic         tcfc_bstats;
+        struct gnet_stats_basic_packed  tcfc_bstats;
         struct gnet_stats_queue         tcfc_qstats;
         struct gnet_stats_rate_est      tcfc_rate_est;
         spinlock_t                      tcfc_lock;
diff --git a/include/net/gen_stats.h b/include/net/gen_stats.h
index d136b5240ef2..c1488553e349 100644
--- a/include/net/gen_stats.h
+++ b/include/net/gen_stats.h
@@ -28,7 +28,7 @@ extern int gnet_stats_start_copy_compat(struct sk_buff *skb, int type,
                                         spinlock_t *lock, struct gnet_dump *d);
 
 extern int gnet_stats_copy_basic(struct gnet_dump *d,
-                                 struct gnet_stats_basic *b);
+                                 struct gnet_stats_basic_packed *b);
 extern int gnet_stats_copy_rate_est(struct gnet_dump *d,
                                     struct gnet_stats_rate_est *r);
 extern int gnet_stats_copy_queue(struct gnet_dump *d,
@@ -37,14 +37,14 @@ extern int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
 
 extern int gnet_stats_finish_copy(struct gnet_dump *d);
 
-extern int gen_new_estimator(struct gnet_stats_basic *bstats,
+extern int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
                              struct gnet_stats_rate_est *rate_est,
                              spinlock_t *stats_lock, struct nlattr *opt);
-extern void gen_kill_estimator(struct gnet_stats_basic *bstats,
+extern void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
                                struct gnet_stats_rate_est *rate_est);
-extern int gen_replace_estimator(struct gnet_stats_basic *bstats,
+extern int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
                                  struct gnet_stats_rate_est *rate_est,
                                  spinlock_t *stats_lock, struct nlattr *opt);
-extern bool gen_estimator_active(const struct gnet_stats_basic *bstats,
+extern bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
                                  const struct gnet_stats_rate_est *rate_est);
 #endif
diff --git a/include/net/netfilter/xt_rateest.h b/include/net/netfilter/xt_rateest.h
index 65d594dffbff..ddbf37e19616 100644
--- a/include/net/netfilter/xt_rateest.h
+++ b/include/net/netfilter/xt_rateest.h
@@ -8,7 +8,7 @@ struct xt_rateest {
         spinlock_t                      lock;
         struct gnet_estimator           params;
         struct gnet_stats_rate_est      rstats;
-        struct gnet_stats_basic         bstats;
+        struct gnet_stats_basic_packed  bstats;
 };
 
 extern struct xt_rateest *xt_rateest_lookup(const char *name);
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 82a3191375f5..7eafb8d54470 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -61,8 +61,8 @@ psched_tdiff_bounded(psched_time_t tv1, psched_time_t tv2, psched_time_t bound)
 }
 
 struct qdisc_watchdog {
-        struct hrtimer  timer;
-        struct Qdisc    *qdisc;
+        struct tasklet_hrtimer  timer;
+        struct Qdisc            *qdisc;
 };
 
 extern void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc);
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 964ffa0d8815..5482e9582f55 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -72,7 +72,7 @@ struct Qdisc
          */
         unsigned long           state;
         struct sk_buff_head     q;
-        struct gnet_stats_basic bstats;
+        struct gnet_stats_basic_packed bstats;
         struct gnet_stats_queue qstats;
 };
 
diff --git a/init/main.c b/init/main.c
index 2c5ade79eb81..2d9d6bdfe7c9 100644
--- a/init/main.c
+++ b/init/main.c
@@ -584,8 +584,8 @@ asmlinkage void __init start_kernel(void)
         setup_arch(&command_line);
         mm_init_owner(&init_mm, &init_task);
         setup_command_line(command_line);
-        setup_per_cpu_areas();
         setup_nr_cpu_ids();
+        setup_per_cpu_areas();
         smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */
 
         build_all_zonelists();
diff --git a/ipc/shm.c b/ipc/shm.c
index 15dd238e5338..1bc4701ef4f0 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -174,7 +174,7 @@ static void shm_destroy(struct ipc_namespace *ns, struct shmid_kernel *shp)
         shm_unlock(shp);
         if (!is_file_hugepages(shp->shm_file))
                 shmem_lock(shp->shm_file, 0, shp->mlock_user);
-        else
+        else if (shp->mlock_user)
                 user_shm_unlock(shp->shm_file->f_path.dentry->d_inode->i_size,
                                                 shp->mlock_user);
         fput (shp->shm_file);
@@ -369,8 +369,8 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
                 /* hugetlb_file_setup applies strict accounting */
                 if (shmflg & SHM_NORESERVE)
                         acctflag = VM_NORESERVE;
-                file = hugetlb_file_setup(name, size, acctflag);
-                shp->mlock_user = current_user();
+                file = hugetlb_file_setup(name, size, acctflag,
+                                                        &shp->mlock_user);
         } else {
                 /*
                  * Do not allow no accounting for OVERCOMMIT_NEVER, even
@@ -410,6 +410,8 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
         return error;
 
 no_id:
+        if (shp->mlock_user)    /* shmflg & SHM_HUGETLB case */
+                user_shm_unlock(size, shp->mlock_user);
         fput(file);
 no_file:
         security_shm_free(shp);
diff --git a/kernel/fork.c b/kernel/fork.c
index 021e1138556e..144326b7af50 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -426,7 +426,6 @@ static struct mm_struct * mm_init(struct mm_struct * mm, struct task_struct *p)
         init_rwsem(&mm->mmap_sem);
         INIT_LIST_HEAD(&mm->mmlist);
         mm->flags = (current->mm) ? current->mm->flags : default_dump_filter;
-        mm->oom_adj = (current->mm) ? current->mm->oom_adj : 0;
         mm->core_state = NULL;
         mm->nr_ptes = 0;
         set_mm_counter(mm, file_rss, 0);
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index d222515a5a06..0ec9ed831737 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -607,7 +607,6 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
                  */
                 get_task_struct(t);
                 new->thread = t;
-                wake_up_process(t);
         }
 
         /*
@@ -690,6 +689,7 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
                                 (int)(new->flags & IRQF_TRIGGER_MASK));
         }
 
+        new->irq = irq;
         *old_ptr = new;
 
         /* Reset broken irq detection when installing new handler */
@@ -707,7 +707,13 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
 
         spin_unlock_irqrestore(&desc->lock, flags);
 
-        new->irq = irq;
+        /*
+         * Strictly no need to wake it up, but hung_task complains
+         * when no hard interrupt wakes the thread up.
+         */
+        if (new->thread)
+                wake_up_process(new->thread);
+
         register_irq_proc(irq, desc);
         new->dir = NULL;
         register_handler_proc(irq, new);
diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c
index 534e20d14d63..36f65e2b8b57 100644
--- a/kernel/perf_counter.c
+++ b/kernel/perf_counter.c
@@ -1503,10 +1503,21 @@ static void perf_counter_enable_on_exec(struct task_struct *task)
  */
 static void __perf_counter_read(void *info)
 {
+        struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
         struct perf_counter *counter = info;
         struct perf_counter_context *ctx = counter->ctx;
         unsigned long flags;
 
+        /*
+         * If this is a task context, we need to check whether it is
+         * the current task context of this cpu.  If not it has been
+         * scheduled out before the smp call arrived.  In that case
+         * counter->count would have been updated to a recent sample
+         * when the counter was scheduled out.
+         */
+        if (ctx->task && cpuctx->task_ctx != ctx)
+                return;
+
         local_irq_save(flags);
         if (ctx->is_active)
                 update_context_time(ctx);
@@ -2008,6 +2019,10 @@ int perf_counter_task_disable(void)
         return 0;
 }
 
+#ifndef PERF_COUNTER_INDEX_OFFSET
+# define PERF_COUNTER_INDEX_OFFSET 0
+#endif
+
 static int perf_counter_index(struct perf_counter *counter)
 {
         if (counter->state != PERF_COUNTER_STATE_ACTIVE)
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 98e02328c67d..58be76017fd0 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -49,6 +49,7 @@
 #include <linux/acpi.h>
 #include <linux/reboot.h>
 #include <linux/ftrace.h>
+#include <linux/security.h>
 #include <linux/slow-work.h>
 #include <linux/perf_counter.h>
 
@@ -1306,10 +1307,10 @@ static struct ctl_table vm_table[] = {
         {
                 .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "mmap_min_addr",
-                .data           = &mmap_min_addr,
-                .maxlen         = sizeof(unsigned long),
+                .data           = &dac_mmap_min_addr,
+                .maxlen         = sizeof(unsigned long),
                 .mode           = 0644,
-                .proc_handler   = &proc_doulongvec_minmax,
+                .proc_handler   = &mmap_min_addr_handler,
         },
 #ifdef CONFIG_NUMA
         {
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 35a1f7ff4149..702565821c99 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -179,14 +179,16 @@ void __bitmap_shift_left(unsigned long *dst,
 }
 EXPORT_SYMBOL(__bitmap_shift_left);
 
-void __bitmap_and(unsigned long *dst, const unsigned long *bitmap1,
+int __bitmap_and(unsigned long *dst, const unsigned long *bitmap1,
                                 const unsigned long *bitmap2, int bits)
 {
         int k;
         int nr = BITS_TO_LONGS(bits);
+        unsigned long result = 0;
 
         for (k = 0; k < nr; k++)
-                dst[k] = bitmap1[k] & bitmap2[k];
+                result |= (dst[k] = bitmap1[k] & bitmap2[k]);
+        return result != 0;
 }
 EXPORT_SYMBOL(__bitmap_and);
 
@@ -212,14 +214,16 @@ void __bitmap_xor(unsigned long *dst, const unsigned long *bitmap1,
 }
 EXPORT_SYMBOL(__bitmap_xor);
 
-void __bitmap_andnot(unsigned long *dst, const unsigned long *bitmap1,
+int __bitmap_andnot(unsigned long *dst, const unsigned long *bitmap1,
                                 const unsigned long *bitmap2, int bits)
 {
         int k;
         int nr = BITS_TO_LONGS(bits);
+        unsigned long result = 0;
 
         for (k = 0; k < nr; k++)
-                dst[k] = bitmap1[k] & ~bitmap2[k];
+                result |= (dst[k] = bitmap1[k] & ~bitmap2[k]);
+        return result != 0;
 }
 EXPORT_SYMBOL(__bitmap_andnot);
 
diff --git a/mm/Kconfig b/mm/Kconfig
index c948d4ca8bde..fe5f674d7a7d 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -225,9 +225,9 @@ config DEFAULT_MMAP_MIN_ADDR
           For most ia64, ppc64 and x86 users with lots of address space
           a value of 65536 is reasonable and should cause no problems.
           On arm and other archs it should not be higher than 32768.
-          Programs which use vm86 functionality would either need additional
-          permissions from either the LSM or the capabilities module or have
-          this protection disabled.
+          Programs which use vm86 functionality or have some need to map
+          this low address space will need CAP_SYS_RAWIO or disable this
+          protection by setting the value to 0.
 
           This value can be changed after boot using the
           /proc/sys/vm/mmap_min_addr tunable.
diff --git a/mm/mmap.c b/mm/mmap.c
index 34579b23ebd5..8101de490c73 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -88,9 +88,6 @@ int sysctl_overcommit_ratio = 50;	/* default is 50% */
 int sysctl_max_map_count __read_mostly = DEFAULT_MAX_MAP_COUNT;
 struct percpu_counter vm_committed_as;
 
-/* amount of vm to protect from userspace access */
-unsigned long mmap_min_addr = CONFIG_DEFAULT_MMAP_MIN_ADDR;
-
 /*
  * Check that a process has enough memory to allocate a new virtual
  * mapping. 0 means there is enough memory for the allocation to
diff --git a/mm/nommu.c b/mm/nommu.c
index 53cab10fece4..4bde489ec431 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -69,9 +69,6 @@ int sysctl_max_map_count = DEFAULT_MAX_MAP_COUNT;
 int sysctl_nr_trim_pages = CONFIG_NOMMU_INITIAL_TRIM_EXCESS;
 int heap_stack_gap = 0;
 
-/* amount of vm to protect from userspace access */
-unsigned long mmap_min_addr = CONFIG_DEFAULT_MMAP_MIN_ADDR;
-
 atomic_long_t mmap_pages_allocated;
 
 EXPORT_SYMBOL(mem_map);
@@ -922,6 +919,10 @@ static int validate_mmap_request(struct file *file,
                 if (!file->f_op->read)
                         capabilities &= ~BDI_CAP_MAP_COPY;
 
+                /* The file shall have been opened with read permission. */
+                if (!(file->f_mode & FMODE_READ))
+                        return -EACCES;
+
                 if (flags & MAP_SHARED) {
                         /* do checks for writing, appending and locking */
                         if ((prot & PROT_WRITE) &&
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 175a67a78a99..a7b2460e922b 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -58,7 +58,6 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
         unsigned long points, cpu_time, run_time;
         struct mm_struct *mm;
         struct task_struct *child;
-        int oom_adj;
 
         task_lock(p);
         mm = p->mm;
@@ -66,11 +65,6 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
                 task_unlock(p);
                 return 0;
         }
-        oom_adj = mm->oom_adj;
-        if (oom_adj == OOM_DISABLE) {
-                task_unlock(p);
-                return 0;
-        }
 
         /*
          * The memory size of the process is the basis for the badness.
@@ -154,15 +148,15 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
                 points /= 8;
 
         /*
-         * Adjust the score by oom_adj.
+         * Adjust the score by oomkilladj.
          */
-        if (oom_adj) {
-                if (oom_adj > 0) {
+        if (p->oomkilladj) {
+                if (p->oomkilladj > 0) {
                         if (!points)
                                 points = 1;
-                        points <<= oom_adj;
+                        points <<= p->oomkilladj;
                 } else
-                        points >>= -(oom_adj);
+                        points >>= -(p->oomkilladj);
         }
 
 #ifdef DEBUG
@@ -257,8 +251,11 @@ static struct task_struct *select_bad_process(unsigned long *ppoints,
                         *ppoints = ULONG_MAX;
                 }
 
+                if (p->oomkilladj == OOM_DISABLE)
+                        continue;
+
                 points = badness(p, uptime.tv_sec);
-                if (points > *ppoints) {
+                if (points > *ppoints || !chosen) {
                         chosen = p;
                         *ppoints = points;
                 }
@@ -307,7 +304,8 @@ static void dump_tasks(const struct mem_cgroup *mem)
                 }
                 printk(KERN_INFO "[%5d] %5d %5d %8lu %8lu %3d     %3d %s\n",
                        p->pid, __task_cred(p)->uid, p->tgid, mm->total_vm,
-                       get_mm_rss(mm), (int)task_cpu(p), mm->oom_adj, p->comm);
+                       get_mm_rss(mm), (int)task_cpu(p), p->oomkilladj,
+                       p->comm);
                 task_unlock(p);
         } while_each_thread(g, p);
 }
@@ -325,8 +323,11 @@ static void __oom_kill_task(struct task_struct *p, int verbose)
                 return;
         }
 
-        if (!p->mm)
+        if (!p->mm) {
+                WARN_ON(1);
+                printk(KERN_WARNING "tried to kill an mm-less task!\n");
                 return;
+        }
 
         if (verbose)
                 printk(KERN_ERR "Killed process %d (%s)\n",
@@ -348,13 +349,28 @@ static int oom_kill_task(struct task_struct *p)
         struct mm_struct *mm;
         struct task_struct *g, *q;
 
-        task_lock(p);
         mm = p->mm;
-        if (!mm || mm->oom_adj == OOM_DISABLE) {
-                task_unlock(p);
+
+        /* WARNING: mm may not be dereferenced since we did not obtain its
+         * value from get_task_mm(p).  This is OK since all we need to do is
+         * compare mm to q->mm below.
+         *
+         * Furthermore, even if mm contains a non-NULL value, p->mm may
+         * change to NULL at any time since we do not hold task_lock(p).
+         * However, this is of no concern to us.
+         */
+
+        if (mm == NULL)
                 return 1;
-        }
-        task_unlock(p);
+
+        /*
+         * Don't kill the process if any threads are set to OOM_DISABLE
+         */
+        do_each_thread(g, q) {
+                if (q->mm == mm && q->oomkilladj == OOM_DISABLE)
+                        return 1;
+        } while_each_thread(g, q);
+
         __oom_kill_task(p, 1);
 
         /*
@@ -377,11 +393,10 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
         struct task_struct *c;
 
         if (printk_ratelimit()) {
-                task_lock(current);
                 printk(KERN_WARNING "%s invoked oom-killer: "
-                        "gfp_mask=0x%x, order=%d, oom_adj=%d\n",
-                        current->comm, gfp_mask, order,
-                        current->mm ? current->mm->oom_adj : OOM_DISABLE);
+                        "gfp_mask=0x%x, order=%d, oomkilladj=%d\n",
+                        current->comm, gfp_mask, order, current->oomkilladj);
+                task_lock(current);
                 cpuset_print_task_mems_allowed(current);
                 task_unlock(current);
                 dump_stack();
@@ -394,9 +409,8 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
         /*
          * If the task is already exiting, don't alarm the sysadmin or kill
          * its children or threads, just set TIF_MEMDIE so it can die quickly
-         * if its mm is still attached.
          */
-        if (p->mm && (p->flags & PF_EXITING)) {
+        if (p->flags & PF_EXITING) {
                 __oom_kill_task(p, 0);
                 return 0;
         }
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d052abbe3063..5cc986eb9f6f 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2544,7 +2544,6 @@ static void build_zonelists(pg_data_t *pgdat)
         prev_node = local_node;
         nodes_clear(used_mask);
 
-        memset(node_load, 0, sizeof(node_load));
         memset(node_order, 0, sizeof(node_order));
         j = 0;
 
@@ -2653,6 +2652,9 @@ static int __build_all_zonelists(void *dummy)
 {
         int nid;
 
+#ifdef CONFIG_NUMA
+        memset(node_load, 0, sizeof(node_load));
+#endif
         for_each_online_node(nid) {
                 pg_data_t *pgdat = NODE_DATA(nid);
 
diff --git a/mm/percpu.c b/mm/percpu.c
index b70f2acd8853..5fe37842e0ea 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -8,12 +8,12 @@
  *
  * This is percpu allocator which can handle both static and dynamic
  * areas.  Percpu areas are allocated in chunks in vmalloc area.  Each
- * chunk is consisted of num_possible_cpus() units and the first chunk
- * is used for static percpu variables in the kernel image (special
- * boot time alloc/init handling necessary as these areas need to be
- * brought up before allocation services are running).  Unit grows as
- * necessary and all units grow or shrink in unison.  When a chunk is
- * filled up, another chunk is allocated.  ie. in vmalloc area
+ * chunk is consisted of nr_cpu_ids units and the first chunk is used
+ * for static percpu variables in the kernel image (special boot time
+ * alloc/init handling necessary as these areas need to be brought up
+ * before allocation services are running).  Unit grows as necessary
+ * and all units grow or shrink in unison.  When a chunk is filled up,
+ * another chunk is allocated.  ie. in vmalloc area
  *
  *  c0                           c1                         c2
  *  -------------------          -------------------        ------------
@@ -558,7 +558,7 @@ static void pcpu_free_area(struct pcpu_chunk *chunk, int freeme)
 static void pcpu_unmap(struct pcpu_chunk *chunk, int page_start, int page_end,
                        bool flush_tlb)
 {
-        unsigned int last = num_possible_cpus() - 1;
+        unsigned int last = nr_cpu_ids - 1;
         unsigned int cpu;
 
         /* unmap must not be done on immutable chunk */
@@ -643,7 +643,7 @@ static void pcpu_depopulate_chunk(struct pcpu_chunk *chunk, int off, int size,
  */
 static int pcpu_map(struct pcpu_chunk *chunk, int page_start, int page_end)
 {
-        unsigned int last = num_possible_cpus() - 1;
+        unsigned int last = nr_cpu_ids - 1;
         unsigned int cpu;
         int err;
 
@@ -749,7 +749,7 @@ static struct pcpu_chunk *alloc_pcpu_chunk(void)
         chunk->map[chunk->map_used++] = pcpu_unit_size;
         chunk->page = chunk->page_ar;
 
-        chunk->vm = get_vm_area(pcpu_chunk_size, GFP_KERNEL);
+        chunk->vm = get_vm_area(pcpu_chunk_size, VM_ALLOC);
         if (!chunk->vm) {
                 free_pcpu_chunk(chunk);
                 return NULL;
@@ -1067,9 +1067,9 @@ size_t __init pcpu_setup_first_chunk(pcpu_get_page_fn_t get_page_fn,
                                         PFN_UP(size_sum));
 
         pcpu_unit_size = pcpu_unit_pages << PAGE_SHIFT;
-        pcpu_chunk_size = num_possible_cpus() * pcpu_unit_size;
+        pcpu_chunk_size = nr_cpu_ids * pcpu_unit_size;
         pcpu_chunk_struct_size = sizeof(struct pcpu_chunk)
-                + num_possible_cpus() * pcpu_unit_pages * sizeof(struct page *);
+                + nr_cpu_ids * pcpu_unit_pages * sizeof(struct page *);
 
         if (dyn_size < 0)
                 dyn_size = pcpu_unit_size - static_size - reserved_size;
@@ -1248,7 +1248,7 @@ ssize_t __init pcpu_embed_first_chunk(size_t static_size, size_t reserved_size,
         } else
                 pcpue_unit_size = max_t(size_t, pcpue_size, PCPU_MIN_UNIT_SIZE);
 
-        chunk_size = pcpue_unit_size * num_possible_cpus();
+        chunk_size = pcpue_unit_size * nr_cpu_ids;
 
         pcpue_ptr = __alloc_bootmem_nopanic(chunk_size, PAGE_SIZE,
                                             __pa(MAX_DMA_ADDRESS));
@@ -1259,12 +1259,15 @@ ssize_t __init pcpu_embed_first_chunk(size_t static_size, size_t reserved_size,
         }
 
         /* return the leftover and copy */
-        for_each_possible_cpu(cpu) {
+        for (cpu = 0; cpu < nr_cpu_ids; cpu++) {
                 void *ptr = pcpue_ptr + cpu * pcpue_unit_size;
 
-                free_bootmem(__pa(ptr + pcpue_size),
-                             pcpue_unit_size - pcpue_size);
-                memcpy(ptr, __per_cpu_load, static_size);
+                if (cpu_possible(cpu)) {
+                        free_bootmem(__pa(ptr + pcpue_size),
+                                     pcpue_unit_size - pcpue_size);
+                        memcpy(ptr, __per_cpu_load, static_size);
+                } else
+                        free_bootmem(__pa(ptr), pcpue_unit_size);
         }
 
         /* we're ready, commit */
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index bfbe13786bb4..875eda5dbad7 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1238,6 +1238,7 @@ static int atalk_getname(struct socket *sock, struct sockaddr *uaddr,
                         return -ENOBUFS;
 
         *uaddr_len = sizeof(struct sockaddr_at);
+        memset(&sat.sat_zero, 0, sizeof(sat.sat_zero));
 
         if (peer) {
                 if (sk->sk_state != TCP_ESTABLISHED)
diff --git a/net/can/raw.c b/net/can/raw.c
index f4cc44548bda..db3152df7d2b 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -401,6 +401,7 @@ static int raw_getname(struct socket *sock, struct sockaddr *uaddr,
         if (peer)
                 return -EOPNOTSUPP;
 
+        memset(addr, 0, sizeof(*addr));
         addr->can_family  = AF_CAN;
         addr->can_ifindex = ro->ifindex;
 
diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c
index 78e5bfc454ae..493775f4f2f1 100644
--- a/net/core/gen_estimator.c
+++ b/net/core/gen_estimator.c
@@ -81,7 +81,7 @@
 struct gen_estimator
 {
         struct list_head        list;
-        struct gnet_stats_basic *bstats;
+        struct gnet_stats_basic_packed  *bstats;
         struct gnet_stats_rate_est      *rate_est;
         spinlock_t              *stats_lock;
         int                     ewma_log;
@@ -165,7 +165,7 @@ static void gen_add_node(struct gen_estimator *est)
 }
 
 static
-struct gen_estimator *gen_find_node(const struct gnet_stats_basic *bstats,
+struct gen_estimator *gen_find_node(const struct gnet_stats_basic_packed *bstats,
                                     const struct gnet_stats_rate_est *rate_est)
 {
         struct rb_node *p = est_root.rb_node;
@@ -202,7 +202,7 @@ struct gen_estimator *gen_find_node(const struct gnet_stats_basic *bstats,
  *
  * NOTE: Called under rtnl_mutex
  */
-int gen_new_estimator(struct gnet_stats_basic *bstats,
+int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
                       struct gnet_stats_rate_est *rate_est,
                       spinlock_t *stats_lock,
                       struct nlattr *opt)
@@ -262,7 +262,7 @@ static void __gen_kill_estimator(struct rcu_head *head)
  *
  * NOTE: Called under rtnl_mutex
  */
-void gen_kill_estimator(struct gnet_stats_basic *bstats,
+void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
                         struct gnet_stats_rate_est *rate_est)
 {
         struct gen_estimator *e;
@@ -292,7 +292,7 @@ EXPORT_SYMBOL(gen_kill_estimator);
  *
  * Returns 0 on success or a negative error code.
  */
-int gen_replace_estimator(struct gnet_stats_basic *bstats,
+int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
                           struct gnet_stats_rate_est *rate_est,
                           spinlock_t *stats_lock, struct nlattr *opt)
 {
@@ -308,7 +308,7 @@ EXPORT_SYMBOL(gen_replace_estimator);
  *
  * Returns true if estimator is active, and false if not.
  */
-bool gen_estimator_active(const struct gnet_stats_basic *bstats,
+bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
                           const struct gnet_stats_rate_est *rate_est)
 {
         ASSERT_RTNL();
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index c3d0ffeac243..8569310268ab 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -106,16 +106,21 @@ gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock,
  * if the room in the socket buffer was not sufficient.
  */
 int
-gnet_stats_copy_basic(struct gnet_dump *d, struct gnet_stats_basic *b)
+gnet_stats_copy_basic(struct gnet_dump *d, struct gnet_stats_basic_packed *b)
 {
         if (d->compat_tc_stats) {
                 d->tc_stats.bytes = b->bytes;
                 d->tc_stats.packets = b->packets;
         }
 
-        if (d->tail)
-                return gnet_stats_copy(d, TCA_STATS_BASIC, b, sizeof(*b));
+        if (d->tail) {
+                struct gnet_stats_basic sb;
 
+                memset(&sb, 0, sizeof(sb));
+                sb.bytes = b->bytes;
+                sb.packets = b->packets;
+                return gnet_stats_copy(d, TCA_STATS_BASIC, &sb, sizeof(sb));
+        }
         return 0;
 }
 
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index df30feb2fc72..1b76eb11deb4 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -319,6 +319,11 @@ static void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb)
 
                         udelay(USEC_PER_POLL);
                 }
+
+                WARN_ONCE(!irqs_disabled(),
+                        "netpoll_send_skb(): %s enabled interrupts in poll (%pF)\n",
+                        dev->name, ops->ndo_start_xmit);
+
                 local_irq_restore(flags);
         }
 
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 3281013ce038..1bca9205104e 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -1159,6 +1159,7 @@ static void __exit dccp_fini(void)
         kmem_cache_destroy(dccp_hashinfo.bind_bucket_cachep);
         dccp_ackvec_exit();
         dccp_sysctl_exit();
+        percpu_counter_destroy(&dccp_orphan_count);
 }
 
 module_init(dccp_init);
diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 2e1f836d4240..f0bbc57926cd 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -520,6 +520,7 @@ static int econet_getname(struct socket *sock, struct sockaddr *uaddr,
         if (peer)
                 return -EOPNOTSUPP;
 
+        memset(sec, 0, sizeof(*sec));
         mutex_lock(&econet_mutex);
 
         sk = sock->sk;
diff --git a/net/ieee802154/af_ieee802154.c b/net/ieee802154/af_ieee802154.c
index 3bb6bdb1dac1..af661805b9fa 100644
--- a/net/ieee802154/af_ieee802154.c
+++ b/net/ieee802154/af_ieee802154.c
@@ -136,7 +136,7 @@ static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,
                 unsigned int cmd)
 {
         struct ifreq ifr;
-        int ret = -EINVAL;
+        int ret = -ENOIOCTLCMD;
         struct net_device *dev;
 
         if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
@@ -146,8 +146,10 @@ static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,
 
         dev_load(sock_net(sk), ifr.ifr_name);
         dev = dev_get_by_name(sock_net(sk), ifr.ifr_name);
-        if (dev->type == ARPHRD_IEEE802154 ||
-            dev->type == ARPHRD_IEEE802154_PHY)
+
+        if ((dev->type == ARPHRD_IEEE802154 ||
+             dev->type == ARPHRD_IEEE802154_PHY) &&
+            dev->netdev_ops->ndo_do_ioctl)
                 ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd);
 
         if (!ret && copy_to_user(arg, &ifr, sizeof(struct ifreq)))
diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c
index 14d39840dd62..ba8b214dda8f 100644
--- a/net/ieee802154/dgram.c
+++ b/net/ieee802154/dgram.c
@@ -377,6 +377,18 @@ int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb)
         return ret;
 }
 
+static int dgram_getsockopt(struct sock *sk, int level, int optname,
+                    char __user *optval, int __user *optlen)
+{
+        return -EOPNOTSUPP;
+}
+
+static int dgram_setsockopt(struct sock *sk, int level, int optname,
+                    char __user *optval, int __user optlen)
+{
+        return -EOPNOTSUPP;
+}
+
 struct proto ieee802154_dgram_prot = {
         .name           = "IEEE-802.15.4-MAC",
         .owner          = THIS_MODULE,
@@ -391,5 +403,7 @@ struct proto ieee802154_dgram_prot = {
         .connect        = dgram_connect,
         .disconnect     = dgram_disconnect,
         .ioctl          = dgram_ioctl,
+        .getsockopt     = dgram_getsockopt,
+        .setsockopt     = dgram_setsockopt,
 };
 
diff --git a/net/ieee802154/raw.c b/net/ieee802154/raw.c
index fca44d59f97e..9315977c4c61 100644
--- a/net/ieee802154/raw.c
+++ b/net/ieee802154/raw.c
@@ -238,6 +238,18 @@ void ieee802154_raw_deliver(struct net_device *dev, struct sk_buff *skb)
         read_unlock(&raw_lock);
 }
 
+static int raw_getsockopt(struct sock *sk, int level, int optname,
+                    char __user *optval, int __user *optlen)
+{
+        return -EOPNOTSUPP;
+}
+
+static int raw_setsockopt(struct sock *sk, int level, int optname,
+                    char __user *optval, int __user optlen)
+{
+        return -EOPNOTSUPP;
+}
+
 struct proto ieee802154_raw_prot = {
         .name           = "IEEE-802.15.4-RAW",
         .owner          = THIS_MODULE,
@@ -250,5 +262,7 @@ struct proto ieee802154_raw_prot = {
         .unhash         = raw_unhash,
         .connect        = raw_connect,
         .disconnect     = raw_disconnect,
+        .getsockopt     = raw_getsockopt,
+        .setsockopt     = raw_setsockopt,
 };
 
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index cb4a0f4bd5e5..82c11dd10a62 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -951,7 +951,7 @@ static int ipgre_tunnel_bind_dev(struct net_device *dev)
                         addend += 4;
         }
         dev->needed_headroom = addend + hlen;
-        mtu -= dev->hard_header_len - addend;
+        mtu -= dev->hard_header_len + addend;
 
         if (mtu < 68)
                 mtu = 68;
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index caa0278d30a9..45f9a2a42d56 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -306,8 +306,10 @@ int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
                     v4addr != htonl(INADDR_ANY) &&
                     chk_addr_ret != RTN_LOCAL &&
                     chk_addr_ret != RTN_MULTICAST &&
-                    chk_addr_ret != RTN_BROADCAST)
+                    chk_addr_ret != RTN_BROADCAST) {
+                        err = -EADDRNOTAVAIL;
                         goto out;
+                }
         } else {
                 if (addr_type != IPV6_ADDR_ANY) {
                         struct net_device *dev = NULL;
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 80cf29aae096..50b43c57d5d8 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -715,6 +715,7 @@ static int irda_getname(struct socket *sock, struct sockaddr *uaddr,
         struct sock *sk = sock->sk;
         struct irda_sock *self = irda_sk(sk);
 
+        memset(&saddr, 0, sizeof(saddr));
         if (peer) {
                 if (sk->sk_state != TCP_ESTABLISHED)
                         return -ENOTCONN;
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 9208cf5f2bd5..c45eee1c0e8d 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -914,6 +914,7 @@ static int llc_ui_getname(struct socket *sock, struct sockaddr *uaddr,
         struct llc_sock *llc = llc_sk(sk);
         int rc = 0;
 
+        memset(&sllc, 0, sizeof(sllc));
         lock_sock(sk);
         if (sock_flag(sk, SOCK_ZAPPED))
                 goto out;
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 9e5762ad307d..a24e59816b93 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -381,6 +381,14 @@ static void ieee80211_agg_splice_packets(struct ieee80211_local *local,
                 &local->hw, queue,
                 IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
 
+        if (!(sta->ampdu_mlme.tid_state_tx[tid] & HT_ADDBA_REQUESTED_MSK))
+                return;
+
+        if (WARN(!sta->ampdu_mlme.tid_tx[tid],
+                 "TID %d gone but expected when splicing aggregates from"
+                 "the pending queue\n", tid))
+                return;
+
         if (!skb_queue_empty(&sta->ampdu_mlme.tid_tx[tid]->pending)) {
                 spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
                 /* mark queue as pending, it is stopped already */
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index ce267565e180..659a42d529e3 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -67,6 +67,8 @@ static DECLARE_WORK(todo_work, key_todo);
  *
  * @key: key to add to do item for
  * @flag: todo flag(s)
+ *
+ * Must be called with IRQs or softirqs disabled.
  */
 static void add_todo(struct ieee80211_key *key, u32 flag)
 {
@@ -140,9 +142,9 @@ static void ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
         ret = drv_set_key(key->local, SET_KEY, &sdata->vif, sta, &key->conf);
 
         if (!ret) {
-                spin_lock(&todo_lock);
+                spin_lock_bh(&todo_lock);
                 key->flags |= KEY_FLAG_UPLOADED_TO_HARDWARE;
-                spin_unlock(&todo_lock);
+                spin_unlock_bh(&todo_lock);
         }
 
         if (ret && ret != -ENOSPC && ret != -EOPNOTSUPP)
@@ -164,12 +166,12 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
         if (!key || !key->local->ops->set_key)
                 return;
 
-        spin_lock(&todo_lock);
+        spin_lock_bh(&todo_lock);
         if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)) {
-                spin_unlock(&todo_lock);
+                spin_unlock_bh(&todo_lock);
                 return;
         }
-        spin_unlock(&todo_lock);
+        spin_unlock_bh(&todo_lock);
 
         sta = get_sta_for_key(key);
         sdata = key->sdata;
@@ -188,9 +190,9 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
                        wiphy_name(key->local->hw.wiphy),
                        key->conf.keyidx, sta ? sta->addr : bcast_addr, ret);
 
-        spin_lock(&todo_lock);
+        spin_lock_bh(&todo_lock);
         key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;
-        spin_unlock(&todo_lock);
+        spin_unlock_bh(&todo_lock);
 }
 
 static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata,
@@ -437,14 +439,14 @@ void ieee80211_key_link(struct ieee80211_key *key,
 
         __ieee80211_key_replace(sdata, sta, old_key, key);
 
-        spin_unlock_irqrestore(&sdata->local->key_lock, flags);
-
         /* free old key later */
         add_todo(old_key, KEY_FLAG_TODO_DELETE);
 
         add_todo(key, KEY_FLAG_TODO_ADD_DEBUGFS);
         if (netif_running(sdata->dev))
                 add_todo(key, KEY_FLAG_TODO_HWACCEL_ADD);
+
+        spin_unlock_irqrestore(&sdata->local->key_lock, flags);
 }
 
 static void __ieee80211_key_free(struct ieee80211_key *key)
@@ -547,7 +549,7 @@ static void __ieee80211_key_todo(void)
          */
         synchronize_rcu();
 
-        spin_lock(&todo_lock);
+        spin_lock_bh(&todo_lock);
         while (!list_empty(&todo_list)) {
                 key = list_first_entry(&todo_list, struct ieee80211_key, todo);
                 list_del_init(&key->todo);
@@ -558,7 +560,7 @@ static void __ieee80211_key_todo(void)
                                           KEY_FLAG_TODO_HWACCEL_REMOVE |
                                           KEY_FLAG_TODO_DELETE);
                 key->flags &= ~todoflags;
-                spin_unlock(&todo_lock);
+                spin_unlock_bh(&todo_lock);
 
                 work_done = false;
 
@@ -591,9 +593,9 @@ static void __ieee80211_key_todo(void)
 
                 WARN_ON(!work_done);
 
-                spin_lock(&todo_lock);
+                spin_lock_bh(&todo_lock);
         }
-        spin_unlock(&todo_lock);
+        spin_unlock_bh(&todo_lock);
 }
 
 void ieee80211_key_todo(void)
diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c
index 43f5676b1af4..d80b8192e0d4 100644
--- a/net/netfilter/xt_RATEEST.c
+++ b/net/netfilter/xt_RATEEST.c
@@ -74,7 +74,7 @@ static unsigned int
 xt_rateest_tg(struct sk_buff *skb, const struct xt_target_param *par)
 {
         const struct xt_rateest_target_info *info = par->targinfo;
-        struct gnet_stats_basic *stats = &info->est->bstats;
+        struct gnet_stats_basic_packed *stats = &info->est->bstats;
 
         spin_lock_bh(&info->est->lock);
         stats->bytes += skb->len;
diff --git a/net/netfilter/xt_quota.c b/net/netfilter/xt_quota.c
index 98fc190e8f0e..390b7d09fe51 100644
--- a/net/netfilter/xt_quota.c
+++ b/net/netfilter/xt_quota.c
@@ -52,7 +52,7 @@ static bool quota_mt_check(const struct xt_mtchk_param *par)
 
         q->master = kmalloc(sizeof(*q->master), GFP_KERNEL);
         if (q->master == NULL)
-                return -ENOMEM;
+                return false;
 
         q->master->quota = q->quota;
         return true;
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index ce51ce012cda..ce1a34b99c23 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -847,6 +847,7 @@ static int nr_getname(struct socket *sock, struct sockaddr *uaddr,
                 sax->fsa_ax25.sax25_family = AF_NETROM;
                 sax->fsa_ax25.sax25_ndigis = 1;
                 sax->fsa_ax25.sax25_call   = nr->user_addr;
+                memset(sax->fsa_digipeater, 0, sizeof(sax->fsa_digipeater));
                 sax->fsa_digipeater[0]     = nr->dest_addr;
                 *uaddr_len = sizeof(struct full_sockaddr_ax25);
         } else {
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index e943c16552a2..4eb1ac9a7679 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -630,23 +630,23 @@ out:
         return dev;
 }
 
-static ax25_digi *nr_call_to_digi(int ndigis, ax25_address *digipeaters)
+static ax25_digi *nr_call_to_digi(ax25_digi *digi, int ndigis,
+        ax25_address *digipeaters)
 {
-        static ax25_digi ax25_digi;
         int i;
 
         if (ndigis == 0)
                 return NULL;
 
         for (i = 0; i < ndigis; i++) {
-                ax25_digi.calls[i]    = digipeaters[i];
-                ax25_digi.repeated[i] = 0;
+                digi->calls[i]    = digipeaters[i];
+                digi->repeated[i] = 0;
         }
 
-        ax25_digi.ndigi      = ndigis;
-        ax25_digi.lastrepeat = -1;
+        digi->ndigi      = ndigis;
+        digi->lastrepeat = -1;
 
-        return &ax25_digi;
+        return digi;
 }
 
 /*
@@ -656,6 +656,7 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)
 {
         struct nr_route_struct nr_route;
         struct net_device *dev;
+        ax25_digi digi;
         int ret;
 
         switch (cmd) {
@@ -673,13 +674,15 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)
                         ret = nr_add_node(&nr_route.callsign,
                                 nr_route.mnemonic,
                                 &nr_route.neighbour,
-                                nr_call_to_digi(nr_route.ndigis, nr_route.digipeaters),
+                                nr_call_to_digi(&digi, nr_route.ndigis,
+                                                nr_route.digipeaters),
                                 dev, nr_route.quality,
                                 nr_route.obs_count);
                         break;
                 case NETROM_NEIGH:
                         ret = nr_add_neigh(&nr_route.callsign,
-                                nr_call_to_digi(nr_route.ndigis, nr_route.digipeaters),
+                                nr_call_to_digi(&digi, nr_route.ndigis,
+                                                nr_route.digipeaters),
                                 dev, nr_route.quality);
                         break;
                 default:
diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index b0d6ddd82a9d..c2b77a698695 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -96,7 +96,7 @@ struct net_device *phonet_device_get(struct net *net)
 {
         struct phonet_device_list *pndevs = phonet_device_list(net);
         struct phonet_device *pnd;
-        struct net_device *dev;
+        struct net_device *dev = NULL;
 
         spin_lock_bh(&pndevs->lock);
         list_for_each_entry(pnd, &pndevs->list, list) {
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index f0a76f6bca71..e5f478ca3d61 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -954,6 +954,7 @@ static int rose_getname(struct socket *sock, struct sockaddr *uaddr,
         struct rose_sock *rose = rose_sk(sk);
         int n;
 
+        memset(srose, 0, sizeof(*srose));
         if (peer != 0) {
                 if (sk->sk_state != TCP_ESTABLISHED)
                         return -ENOTCONN;
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 24d17ce9c294..e1c2bf7e9ba4 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -468,8 +468,8 @@ static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer)
 
 void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc)
 {
-        hrtimer_init(&wd->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
-        wd->timer.function = qdisc_watchdog;
+        tasklet_hrtimer_init(&wd->timer, qdisc_watchdog,
+                             CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
         wd->qdisc = qdisc;
 }
 EXPORT_SYMBOL(qdisc_watchdog_init);
@@ -485,13 +485,13 @@ void qdisc_watchdog_schedule(struct qdisc_watchdog *wd, psched_time_t expires)
         wd->qdisc->flags |= TCQ_F_THROTTLED;
         time = ktime_set(0, 0);
         time = ktime_add_ns(time, PSCHED_TICKS2NS(expires));
-        hrtimer_start(&wd->timer, time, HRTIMER_MODE_ABS);
+        tasklet_hrtimer_start(&wd->timer, time, HRTIMER_MODE_ABS);
 }
 EXPORT_SYMBOL(qdisc_watchdog_schedule);
 
 void qdisc_watchdog_cancel(struct qdisc_watchdog *wd)
 {
-        hrtimer_cancel(&wd->timer);
+        tasklet_hrtimer_cancel(&wd->timer);
         wd->qdisc->flags &= ~TCQ_F_THROTTLED;
 }
 EXPORT_SYMBOL(qdisc_watchdog_cancel);
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index 2a8b83af7c47..ab82f145f689 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -49,7 +49,7 @@ struct atm_flow_data {
         struct socket           *sock;          /* for closing */
         u32                     classid;        /* x:y type ID */
         int                     ref;            /* reference count */
-        struct gnet_stats_basic bstats;
+        struct gnet_stats_basic_packed  bstats;
         struct gnet_stats_queue qstats;
         struct atm_flow_data    *next;
         struct atm_flow_data    *excess;        /* flow for excess traffic;
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 23a167670fd5..81652d6ccd36 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -128,7 +128,7 @@ struct cbq_class
         long                    avgidle;
         long                    deficit;        /* Saved deficit for WRR */
         psched_time_t           penalized;
-        struct gnet_stats_basic bstats;
+        struct gnet_stats_basic_packed bstats;
         struct gnet_stats_queue qstats;
         struct gnet_stats_rate_est rate_est;
         struct tc_cbq_xstats    xstats;
@@ -163,7 +163,7 @@ struct cbq_sched_data
         psched_time_t           now_rt;         /* Cached real time */
         unsigned                pmask;
 
-        struct hrtimer          delay_timer;
+        struct tasklet_hrtimer  delay_timer;
         struct qdisc_watchdog   watchdog;       /* Watchdog timer,
                                                    started when CBQ has
                                                    backlog, but cannot
@@ -503,6 +503,8 @@ static void cbq_ovl_delay(struct cbq_class *cl)
                 cl->undertime = q->now + delay;
 
                 if (delay > 0) {
+                        struct hrtimer *ht;
+
                         sched += delay + cl->penalty;
                         cl->penalized = sched;
                         cl->cpriority = TC_CBQ_MAXPRIO;
@@ -510,12 +512,12 @@ static void cbq_ovl_delay(struct cbq_class *cl)
 
                         expires = ktime_set(0, 0);
                         expires = ktime_add_ns(expires, PSCHED_TICKS2NS(sched));
-                        if (hrtimer_try_to_cancel(&q->delay_timer) &&
-                            ktime_to_ns(ktime_sub(
-                                        hrtimer_get_expires(&q->delay_timer),
-                                        expires)) > 0)
-                                hrtimer_set_expires(&q->delay_timer, expires);
-                        hrtimer_restart(&q->delay_timer);
+                        ht = &q->delay_timer.timer;
+                        if (hrtimer_try_to_cancel(ht) &&
+                            ktime_to_ns(ktime_sub(hrtimer_get_expires(ht),
+                                                  expires)) > 0)
+                                hrtimer_set_expires(ht, expires);
+                        hrtimer_restart(ht);
                         cl->delayed = 1;
                         cl->xstats.overactions++;
                         return;
@@ -621,7 +623,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
 
                 time = ktime_set(0, 0);
                 time = ktime_add_ns(time, PSCHED_TICKS2NS(now + delay));
-                hrtimer_start(&q->delay_timer, time, HRTIMER_MODE_ABS);
+                tasklet_hrtimer_start(&q->delay_timer, time, HRTIMER_MODE_ABS);
         }
 
         sch->flags &= ~TCQ_F_THROTTLED;
@@ -1214,7 +1216,7 @@ cbq_reset(struct Qdisc* sch)
         q->tx_class = NULL;
         q->tx_borrowed = NULL;
         qdisc_watchdog_cancel(&q->watchdog);
-        hrtimer_cancel(&q->delay_timer);
+        tasklet_hrtimer_cancel(&q->delay_timer);
         q->toplevel = TC_CBQ_MAXLEVEL;
         q->now = psched_get_time();
         q->now_rt = q->now;
@@ -1397,7 +1399,8 @@ static int cbq_init(struct Qdisc *sch, struct nlattr *opt)
         q->link.minidle = -0x7FFFFFFF;
 
         qdisc_watchdog_init(&q->watchdog, sch);
-        hrtimer_init(&q->delay_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
+        tasklet_hrtimer_init(&q->delay_timer, cbq_undelay,
+                             CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
         q->delay_timer.function = cbq_undelay;
         q->toplevel = TC_CBQ_MAXLEVEL;
         q->now = psched_get_time();
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
index 7597fe146866..12b2fb04b29b 100644
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -22,7 +22,7 @@ struct drr_class {
         unsigned int                    refcnt;
         unsigned int                    filter_cnt;
 
-        struct gnet_stats_basic         bstats;
+        struct gnet_stats_basic_packed          bstats;
         struct gnet_stats_queue         qstats;
         struct gnet_stats_rate_est      rate_est;
         struct list_head                alist;
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 362c2811b2df..dad0144423da 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -116,7 +116,7 @@ struct hfsc_class
         struct Qdisc_class_common cl_common;
         unsigned int    refcnt;         /* usage count */
 
-        struct gnet_stats_basic bstats;
+        struct gnet_stats_basic_packed bstats;
         struct gnet_stats_queue qstats;
         struct gnet_stats_rate_est rate_est;
         unsigned int    level;          /* class level in hierarchy */
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 88cd02626621..ec4d46399d59 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -74,7 +74,7 @@ enum htb_cmode {
 struct htb_class {
         struct Qdisc_class_common common;
         /* general class parameters */
-        struct gnet_stats_basic bstats;
+        struct gnet_stats_basic_packed bstats;
         struct gnet_stats_queue qstats;
         struct gnet_stats_rate_est rate_est;
         struct tc_htb_xstats xstats;    /* our special stats */
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 79cbd47f4df7..a76da657244a 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -160,6 +160,7 @@ static void sctp_proc_exit(void)
                 remove_proc_entry("sctp", init_net.proc_net);
         }
 #endif
+        percpu_counter_destroy(&sctp_sockets_allocated);
 }
 
 /* Private helper to extract ipv4 address and stash them in
diff --git a/net/xfrm/xfrm_hash.h b/net/xfrm/xfrm_hash.h
index d401dc8f05ed..e5195c99f71e 100644
--- a/net/xfrm/xfrm_hash.h
+++ b/net/xfrm/xfrm_hash.h
@@ -16,7 +16,7 @@ static inline unsigned int __xfrm6_addr_hash(xfrm_address_t *addr)
 
 static inline unsigned int __xfrm4_daddr_saddr_hash(xfrm_address_t *daddr, xfrm_address_t *saddr)
 {
-        return ntohl(daddr->a4 ^ saddr->a4);
+        return ntohl(daddr->a4 + saddr->a4);
 }
 
 static inline unsigned int __xfrm6_daddr_saddr_hash(xfrm_address_t *daddr, xfrm_address_t *saddr)
diff --git a/security/Kconfig b/security/Kconfig
index d23c839038f0..4c865345caa0 100644
--- a/security/Kconfig
+++ b/security/Kconfig
@@ -113,6 +113,22 @@ config SECURITY_ROOTPLUG
 
           If you are unsure how to answer this question, answer N.
 
+config LSM_MMAP_MIN_ADDR
+        int "Low address space for LSM to protect from user allocation"
+        depends on SECURITY && SECURITY_SELINUX
+        default 65536
+        help
+          This is the portion of low virtual memory which should be protected
+          from userspace allocation.  Keeping a user from writing to low pages
+          can help reduce the impact of kernel NULL pointer bugs.
+
+          For most ia64, ppc64 and x86 users with lots of address space
+          a value of 65536 is reasonable and should cause no problems.
+          On arm and other archs it should not be higher than 32768.
+          Programs which use vm86 functionality or have some need to map
+          this low address space will need the permission specific to the
+          systems running LSM.
+
 source security/selinux/Kconfig
 source security/smack/Kconfig
 source security/tomoyo/Kconfig
diff --git a/security/Makefile b/security/Makefile
index c67557cdaa85..b56e7f9ecbc2 100644
--- a/security/Makefile
+++ b/security/Makefile
@@ -8,7 +8,7 @@ subdir-$(CONFIG_SECURITY_SMACK)		+= smack
 subdir-$(CONFIG_SECURITY_TOMOYO)        += tomoyo
 
 # always enable default capabilities
-obj-y           += commoncap.o
+obj-y           += commoncap.o min_addr.o
 
 # Object file lists
 obj-$(CONFIG_SECURITY)                  += security.o capability.o
diff --git a/security/capability.c b/security/capability.c
index 21b6cead6a8e..88f752e8152c 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -330,15 +330,6 @@ static int cap_file_ioctl(struct file *file, unsigned int command,
         return 0;
 }
 
-static int cap_file_mmap(struct file *file, unsigned long reqprot,
-                         unsigned long prot, unsigned long flags,
-                         unsigned long addr, unsigned long addr_only)
-{
-        if ((addr < mmap_min_addr) && !capable(CAP_SYS_RAWIO))
-                return -EACCES;
-        return 0;
-}
-
 static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
                              unsigned long prot)
 {
diff --git a/security/commoncap.c b/security/commoncap.c
index 48b7e0228fa3..e3097c0a1311 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -984,3 +984,33 @@ int cap_vm_enough_memory(struct mm_struct *mm, long pages)
                 cap_sys_admin = 1;
         return __vm_enough_memory(mm, pages, cap_sys_admin);
 }
+
+/*
+ * cap_file_mmap - check if able to map given addr
+ * @file: unused
+ * @reqprot: unused
+ * @prot: unused
+ * @flags: unused
+ * @addr: address attempting to be mapped
+ * @addr_only: unused
+ *
+ * If the process is attempting to map memory below mmap_min_addr they need
+ * CAP_SYS_RAWIO.  The other parameters to this function are unused by the
+ * capability security module.  Returns 0 if this mapping should be allowed
+ * -EPERM if not.
+ */
+int cap_file_mmap(struct file *file, unsigned long reqprot,
+                  unsigned long prot, unsigned long flags,
+                  unsigned long addr, unsigned long addr_only)
+{
+        int ret = 0;
+
+        if (addr < dac_mmap_min_addr) {
+                ret = cap_capable(current, current_cred(), CAP_SYS_RAWIO,
+                                  SECURITY_CAP_AUDIT);
+                /* set PF_SUPERPRIV if it turns out we allow the low mmap */
+                if (ret == 0)
+                        current->flags |= PF_SUPERPRIV;
+        }
+        return ret;
+}
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 63003a63aaee..46642a19bc78 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -45,9 +45,9 @@ int ima_calc_hash(struct file *file, char *digest)
 {
         struct hash_desc desc;
         struct scatterlist sg[1];
-        loff_t i_size;
+        loff_t i_size, offset = 0;
         char *rbuf;
-        int rc, offset = 0;
+        int rc;
 
         rc = init_desc(&desc);
         if (rc != 0)
@@ -67,6 +67,8 @@ int ima_calc_hash(struct file *file, char *digest)
                         rc = rbuf_len;
                         break;
                 }
+                if (rbuf_len == 0)
+                        break;
                 offset += rbuf_len;
                 sg_init_one(sg, rbuf, rbuf_len);
 
diff --git a/security/min_addr.c b/security/min_addr.c
new file mode 100644
index 000000000000..14cc7b3b8d03
--- /dev/null
+++ b/security/min_addr.c
@@ -0,0 +1,49 @@
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/security.h>
+#include <linux/sysctl.h>
+
+/* amount of vm to protect from userspace access by both DAC and the LSM*/
+unsigned long mmap_min_addr;
+/* amount of vm to protect from userspace using CAP_SYS_RAWIO (DAC) */
+unsigned long dac_mmap_min_addr = CONFIG_DEFAULT_MMAP_MIN_ADDR;
+/* amount of vm to protect from userspace using the LSM = CONFIG_LSM_MMAP_MIN_ADDR */
+
+/*
+ * Update mmap_min_addr = max(dac_mmap_min_addr, CONFIG_LSM_MMAP_MIN_ADDR)
+ */
+static void update_mmap_min_addr(void)
+{
+#ifdef CONFIG_LSM_MMAP_MIN_ADDR
+        if (dac_mmap_min_addr > CONFIG_LSM_MMAP_MIN_ADDR)
+                mmap_min_addr = dac_mmap_min_addr;
+        else
+                mmap_min_addr = CONFIG_LSM_MMAP_MIN_ADDR;
+#else
+        mmap_min_addr = dac_mmap_min_addr;
+#endif
+}
+
+/*
+ * sysctl handler which just sets dac_mmap_min_addr = the new value and then
+ * calls update_mmap_min_addr() so non MAP_FIXED hints get rounded properly
+ */
+int mmap_min_addr_handler(struct ctl_table *table, int write, struct file *filp,
+                          void __user *buffer, size_t *lenp, loff_t *ppos)
+{
+        int ret;
+
+        ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
+
+        update_mmap_min_addr();
+
+        return ret;
+}
+
+int __init init_mmap_min_addr(void)
+{
+        update_mmap_min_addr();
+
+        return 0;
+}
+pure_initcall(init_mmap_min_addr);
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 1e8cfc4c2ed6..8d8b69c5664e 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3030,9 +3030,21 @@ static int selinux_file_mmap(struct file *file, unsigned long reqprot,
         int rc = 0;
         u32 sid = current_sid();
 
-        if (addr < mmap_min_addr)
+        /*
+         * notice that we are intentionally putting the SELinux check before
+         * the secondary cap_file_mmap check.  This is such a likely attempt
+         * at bad behaviour/exploit that we always want to get the AVC, even
+         * if DAC would have also denied the operation.
+         */
+        if (addr < CONFIG_LSM_MMAP_MIN_ADDR) {
                 rc = avc_has_perm(sid, sid, SECCLASS_MEMPROTECT,
                                   MEMPROTECT__MMAP_ZERO, NULL);
+                if (rc)
+                        return rc;
+        }
+
+        /* do DAC check on address space usage */
+        rc = cap_file_mmap(file, reqprot, prot, flags, addr, addr_only);
         if (rc || addr_only)
                 return rc;
 
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 3da85caf8af1..403588c6e3f6 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -3835,9 +3835,11 @@ static struct hda_verb ad1884a_laptop_verbs[] = {
         /* Port-F (int speaker) mixer - route only from analog mixer */
         {0x0b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0)},
         {0x0b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
-        /* Port-F pin */
-        {0x16, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+        /* Port-F (int speaker) pin */
+        {0x16, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
         {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE},
+        /* required for compaq 6530s/6531s speaker output */
+        {0x1c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
         /* Port-C pin - internal mic-in */
         {0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
         {0x14, AC_VERB_SET_AMP_GAIN_MUTE, 0x7002}, /* raise mic as default */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index fea976793ae5..6f683e451f2b 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -12521,8 +12521,6 @@ static struct snd_pci_quirk alc268_cfg_tbl[] = {
                            ALC268_TOSHIBA),
         SND_PCI_QUIRK(0x1043, 0x1205, "ASUS W7J", ALC268_3ST),
         SND_PCI_QUIRK(0x1170, 0x0040, "ZEPTO", ALC268_ZEPTO),
-        SND_PCI_QUIRK_MASK(0x1179, 0xff00, 0xff00, "TOSHIBA A/Lx05",
-                           ALC268_TOSHIBA),
         SND_PCI_QUIRK(0x14c0, 0x0025, "COMPAL IFL90/JFL-92", ALC268_TOSHIBA),
         SND_PCI_QUIRK(0x152d, 0x0763, "Diverse (CPR2000)", ALC268_ACER),
         SND_PCI_QUIRK(0x152d, 0x0771, "Quanta IL1", ALC267_QUANTA_IL1),
@@ -12530,6 +12528,15 @@ static struct snd_pci_quirk alc268_cfg_tbl[] = {
         {}
 };
 
+/* Toshiba laptops have no unique PCI SSID but only codec SSID */
+static struct snd_pci_quirk alc268_ssid_cfg_tbl[] = {
+        SND_PCI_QUIRK(0x1179, 0xff0a, "TOSHIBA X-200", ALC268_AUTO),
+        SND_PCI_QUIRK(0x1179, 0xff0e, "TOSHIBA X-200 HDMI", ALC268_AUTO),
+        SND_PCI_QUIRK_MASK(0x1179, 0xff00, 0xff00, "TOSHIBA A/Lx05",
+                           ALC268_TOSHIBA),
+        {}
+};
+
 static struct alc_config_preset alc268_presets[] = {
         [ALC267_QUANTA_IL1] = {
                 .mixers = { alc267_quanta_il1_mixer, alc268_beep_mixer },
@@ -12696,6 +12703,10 @@ static int patch_alc268(struct hda_codec *codec)
                                                   alc268_models,
                                                   alc268_cfg_tbl);
 
+        if (board_config < 0 || board_config >= ALC268_MODEL_LAST)
+                board_config = snd_hda_check_board_codec_sid_config(codec,
+                        ALC882_MODEL_LAST, alc268_models, alc268_ssid_cfg_tbl);
+
         if (board_config < 0 || board_config >= ALC268_MODEL_LAST) {
                 printk(KERN_INFO "hda_codec: Unknown model for %s, "
                        "trying auto-probe from BIOS...\n", codec->chip_name);
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 456ef6ac12e4..6990cfcb6a38 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -76,6 +76,7 @@ enum {
         STAC_92HD73XX_AUTO,
         STAC_92HD73XX_NO_JD, /* no jack-detection */
         STAC_92HD73XX_REF,
+        STAC_92HD73XX_INTEL,
         STAC_DELL_M6_AMIC,
         STAC_DELL_M6_DMIC,
         STAC_DELL_M6_BOTH,
@@ -1777,6 +1778,7 @@ static const char *stac92hd73xx_models[STAC_92HD73XX_MODELS] = {
         [STAC_92HD73XX_AUTO] = "auto",
         [STAC_92HD73XX_NO_JD] = "no-jd",
         [STAC_92HD73XX_REF] = "ref",
+        [STAC_92HD73XX_INTEL] = "intel",
         [STAC_DELL_M6_AMIC] = "dell-m6-amic",
         [STAC_DELL_M6_DMIC] = "dell-m6-dmic",
         [STAC_DELL_M6_BOTH] = "dell-m6",
@@ -1789,6 +1791,10 @@ static struct snd_pci_quirk stac92hd73xx_cfg_tbl[] = {
                                 "DFI LanParty", STAC_92HD73XX_REF),
         SND_PCI_QUIRK(PCI_VENDOR_ID_DFI, 0x3101,
                                 "DFI LanParty", STAC_92HD73XX_REF),
+        SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x5002,
+                                "Intel DG45ID", STAC_92HD73XX_INTEL),
+        SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x5003,
+                                "Intel DG45FC", STAC_92HD73XX_INTEL),
         SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0254,
                                 "Dell Studio 1535", STAC_DELL_M6_DMIC),
         SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0255,
diff --git a/tools/perf/Documentation/Makefile b/tools/perf/Documentation/Makefile
index 5457192e1b41..bdd3b7ecad0a 100644
--- a/tools/perf/Documentation/Makefile
+++ b/tools/perf/Documentation/Makefile
@@ -35,7 +35,7 @@ man7dir=$(mandir)/man7
 # DESTDIR=
 
 ASCIIDOC=asciidoc
-ASCIIDOC_EXTRA =
+ASCIIDOC_EXTRA = --unsafe
 MANPAGE_XSL = manpage-normal.xsl
 XMLTO_EXTRA =
 INSTALL?=install
diff --git a/tools/perf/Documentation/perf-examples.txt b/tools/perf/Documentation/examples.txt
index 8eb6c489fb15..8eb6c489fb15 100644
--- a/tools/perf/Documentation/perf-examples.txt
+++ b/tools/perf/Documentation/examples.txt
diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 1dba568e1941..343e7b14bf01 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -980,6 +980,13 @@ process_fork_event(event_t *event, unsigned long offset, unsigned long head)
                 (void *)(long)(event->header.size),
                 event->fork.pid, event->fork.ppid);
 
+        /*
+         * A thread clone will have the same PID for both
+         * parent and child.
+         */
+        if (thread == parent)
+                return 0;
+
         if (!thread || !parent || thread__fork(thread, parent)) {
                 dprintf("problem processing PERF_EVENT_FORK, skipping event.\n");
                 return -1;
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 3d051b9cf25f..89a5ddcd1ded 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -219,7 +219,7 @@ static pid_t pid_synthesize_comm_event(pid_t pid, int full)
         snprintf(filename, sizeof(filename), "/proc/%d/status", pid);
 
         fp = fopen(filename, "r");
-        if (fd == NULL) {
+        if (fp == NULL) {
                 /*
                  * We raced with a task exiting - just return:
                  */