Merge branch 'tip/perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace into perf/core

37 files changed, 340 insertions, 203 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 776d76b8cb6..b259c7c644e 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1246,7 +1246,7 @@ config PL310_ERRATA_588369
 
 config ARM_ERRATA_720789
         bool "ARM errata: TLBIASIDIS and TLBIMVAIS operations can broadcast a faulty ASID"
-        depends on CPU_V7 && SMP
+        depends on CPU_V7
         help
           This option enables the workaround for the 720789 Cortex-A9 (prior to
           r2p0) erratum. A faulty ASID can be sent to the other CPUs for the
@@ -1282,7 +1282,7 @@ config ARM_ERRATA_743622
 
 config ARM_ERRATA_751472
         bool "ARM errata: Interrupted ICIALLUIS may prevent completion of broadcasted operation"
-        depends on CPU_V7 && SMP
+        depends on CPU_V7
         help
           This option enables the workaround for the 751472 Cortex-A9 (prior
           to r3p0) erratum. An interrupted ICIALLUIS operation may prevent the
diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c
index f407a6b35d3..8d8df744f7a 100644
--- a/arch/arm/common/pl330.c
+++ b/arch/arm/common/pl330.c
@@ -221,17 +221,6 @@
  */
 #define MCODE_BUFF_PER_REQ      256
 
-/*
- * Mark a _pl330_req as free.
- * We do it by writing DMAEND as the first instruction
- * because no valid request is going to have DMAEND as
- * its first instruction to execute.
- */
-#define MARK_FREE(req)  do { \
-                                _emit_END(0, (req)->mc_cpu); \
-                                (req)->mc_len = 0; \
-                        } while (0)
-
 /* If the _pl330_req is available to the client */
 #define IS_FREE(req)    (*((u8 *)((req)->mc_cpu)) == CMD_DMAEND)
 
@@ -301,8 +290,10 @@ struct pl330_thread {
         struct pl330_dmac *dmac;
         /* Only two at a time */
         struct _pl330_req req[2];
-        /* Index of the last submitted request */
+        /* Index of the last enqueued request */
         unsigned lstenq;
+        /* Index of the last submitted request or -1 if the DMA is stopped */
+        int req_running;
 };
 
 enum pl330_dmac_state {
@@ -778,6 +769,22 @@ static inline void _execute_DBGINSN(struct pl330_thread *thrd,
         writel(0, regs + DBGCMD);
 }
 
+/*
+ * Mark a _pl330_req as free.
+ * We do it by writing DMAEND as the first instruction
+ * because no valid request is going to have DMAEND as
+ * its first instruction to execute.
+ */
+static void mark_free(struct pl330_thread *thrd, int idx)
+{
+        struct _pl330_req *req = &thrd->req[idx];
+
+        _emit_END(0, req->mc_cpu);
+        req->mc_len = 0;
+
+        thrd->req_running = -1;
+}
+
 static inline u32 _state(struct pl330_thread *thrd)
 {
         void __iomem *regs = thrd->dmac->pinfo->base;
@@ -836,31 +843,6 @@ static inline u32 _state(struct pl330_thread *thrd)
         }
 }
 
-/* If the request 'req' of thread 'thrd' is currently active */
-static inline bool _req_active(struct pl330_thread *thrd,
-                struct _pl330_req *req)
-{
-        void __iomem *regs = thrd->dmac->pinfo->base;
-        u32 buf = req->mc_bus, pc = readl(regs + CPC(thrd->id));
-
-        if (IS_FREE(req))
-                return false;
-
-        return (pc >= buf && pc <= buf + req->mc_len) ? true : false;
-}
-
-/* Returns 0 if the thread is inactive, ID of active req + 1 otherwise */
-static inline unsigned _thrd_active(struct pl330_thread *thrd)
-{
-        if (_req_active(thrd, &thrd->req[0]))
-                return 1; /* First req active */
-
-        if (_req_active(thrd, &thrd->req[1]))
-                return 2; /* Second req active */
-
-        return 0;
-}
-
 static void _stop(struct pl330_thread *thrd)
 {
         void __iomem *regs = thrd->dmac->pinfo->base;
@@ -892,17 +874,22 @@ static bool _trigger(struct pl330_thread *thrd)
         struct _arg_GO go;
         unsigned ns;
         u8 insn[6] = {0, 0, 0, 0, 0, 0};
+        int idx;
 
         /* Return if already ACTIVE */
         if (_state(thrd) != PL330_STATE_STOPPED)
                 return true;
 
-        if (!IS_FREE(&thrd->req[1 - thrd->lstenq]))
-                req = &thrd->req[1 - thrd->lstenq];
-        else if (!IS_FREE(&thrd->req[thrd->lstenq]))
-                req = &thrd->req[thrd->lstenq];
-        else
-                req = NULL;
+        idx = 1 - thrd->lstenq;
+        if (!IS_FREE(&thrd->req[idx]))
+                req = &thrd->req[idx];
+        else {
+                idx = thrd->lstenq;
+                if (!IS_FREE(&thrd->req[idx]))
+                        req = &thrd->req[idx];
+                else
+                        req = NULL;
+        }
 
         /* Return if no request */
         if (!req || !req->r)
@@ -933,6 +920,8 @@ static bool _trigger(struct pl330_thread *thrd)
         /* Only manager can execute GO */
         _execute_DBGINSN(thrd, insn, true);
 
+        thrd->req_running = idx;
+
         return true;
 }
 
@@ -1382,8 +1371,8 @@ static void pl330_dotask(unsigned long data)
 
                         thrd->req[0].r = NULL;
                         thrd->req[1].r = NULL;
-                        MARK_FREE(&thrd->req[0]);
-                        MARK_FREE(&thrd->req[1]);
+                        mark_free(thrd, 0);
+                        mark_free(thrd, 1);
 
                         /* Clear the reset flag */
                         pl330->dmac_tbd.reset_chan &= ~(1 << i);
@@ -1461,14 +1450,12 @@ int pl330_update(const struct pl330_info *pi)
 
                         thrd = &pl330->channels[id];
 
-                        active = _thrd_active(thrd);
-                        if (!active) /* Aborted */
+                        active = thrd->req_running;
+                        if (active == -1) /* Aborted */
                                 continue;
 
-                        active -= 1;
-
                         rqdone = &thrd->req[active];
-                        MARK_FREE(rqdone);
+                        mark_free(thrd, active);
 
                         /* Get going again ASAP */
                         _start(thrd);
@@ -1509,7 +1496,7 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op)
         struct pl330_thread *thrd = ch_id;
         struct pl330_dmac *pl330;
         unsigned long flags;
-        int ret = 0, active;
+        int ret = 0, active = thrd->req_running;
 
         if (!thrd || thrd->free || thrd->dmac->state == DYING)
                 return -EINVAL;
@@ -1525,28 +1512,24 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op)
 
                 thrd->req[0].r = NULL;
                 thrd->req[1].r = NULL;
-                MARK_FREE(&thrd->req[0]);
-                MARK_FREE(&thrd->req[1]);
+                mark_free(thrd, 0);
+                mark_free(thrd, 1);
                 break;
 
         case PL330_OP_ABORT:
-                active = _thrd_active(thrd);
-
                 /* Make sure the channel is stopped */
                 _stop(thrd);
 
                 /* ABORT is only for the active req */
-                if (!active)
+                if (active == -1)
                         break;
 
-                active--;
-
                 thrd->req[active].r = NULL;
-                MARK_FREE(&thrd->req[active]);
+                mark_free(thrd, active);
 
                 /* Start the next */
         case PL330_OP_START:
-                if (!_thrd_active(thrd) && !_start(thrd))
+                if ((active == -1) && !_start(thrd))
                         ret = -EIO;
                 break;
 
@@ -1587,14 +1570,13 @@ int pl330_chan_status(void *ch_id, struct pl330_chanstatus *pstatus)
         else
                 pstatus->faulting = false;
 
-        active = _thrd_active(thrd);
+        active = thrd->req_running;
 
-        if (!active) {
+        if (active == -1) {
                 /* Indicate that the thread is not running */
                 pstatus->top_req = NULL;
                 pstatus->wait_req = NULL;
         } else {
-                active--;
                 pstatus->top_req = thrd->req[active].r;
                 pstatus->wait_req = !IS_FREE(&thrd->req[1 - active])
                                         ? thrd->req[1 - active].r : NULL;
@@ -1659,9 +1641,9 @@ void *pl330_request_channel(const struct pl330_info *pi)
                                 thrd->free = false;
                                 thrd->lstenq = 1;
                                 thrd->req[0].r = NULL;
-                                MARK_FREE(&thrd->req[0]);
+                                mark_free(thrd, 0);
                                 thrd->req[1].r = NULL;
-                                MARK_FREE(&thrd->req[1]);
+                                mark_free(thrd, 1);
                                 break;
                         }
                 }
@@ -1767,14 +1749,14 @@ static inline void _reset_thread(struct pl330_thread *thrd)
         thrd->req[0].mc_bus = pl330->mcode_bus
                                 + (thrd->id * pi->mcbufsz);
         thrd->req[0].r = NULL;
-        MARK_FREE(&thrd->req[0]);
+        mark_free(thrd, 0);
 
         thrd->req[1].mc_cpu = thrd->req[0].mc_cpu
                                 + pi->mcbufsz / 2;
         thrd->req[1].mc_bus = thrd->req[0].mc_bus
                                 + pi->mcbufsz / 2;
         thrd->req[1].r = NULL;
-        MARK_FREE(&thrd->req[1]);
+        mark_free(thrd, 1);
 }
 
 static int dmac_alloc_threads(struct pl330_dmac *pl330)
diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig
index 11a4192197c..cf497ce41df 100644
--- a/arch/arm/configs/imx_v4_v5_defconfig
+++ b/arch/arm/configs/imx_v4_v5_defconfig
@@ -18,9 +18,10 @@ CONFIG_ARCH_MXC=y
 CONFIG_ARCH_IMX_V4_V5=y
 CONFIG_ARCH_MX1ADS=y
 CONFIG_MACH_SCB9328=y
+CONFIG_MACH_APF9328=y
 CONFIG_MACH_MX21ADS=y
 CONFIG_MACH_MX25_3DS=y
-CONFIG_MACH_EUKREA_CPUIMX25=y
+CONFIG_MACH_EUKREA_CPUIMX25SD=y
 CONFIG_MACH_MX27ADS=y
 CONFIG_MACH_PCM038=y
 CONFIG_MACH_CPUIMX27=y
@@ -72,17 +73,16 @@ CONFIG_MTD_CFI_GEOMETRY=y
 CONFIG_MTD_CFI_INTELEXT=y
 CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_MXC=y
 CONFIG_MTD_UBI=y
 CONFIG_MISC_DEVICES=y
 CONFIG_EEPROM_AT24=y
 CONFIG_EEPROM_AT25=y
 CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_SMC91X=y
 CONFIG_DM9000=y
+CONFIG_SMC91X=y
 CONFIG_SMC911X=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
+CONFIG_SMSC_PHY=y
 # CONFIG_INPUT_MOUSEDEV is not set
 CONFIG_INPUT_EVDEV=y
 # CONFIG_INPUT_KEYBOARD is not set
@@ -100,6 +100,7 @@ CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_IMX=y
 CONFIG_SPI=y
 CONFIG_SPI_IMX=y
+CONFIG_SPI_SPIDEV=y
 CONFIG_W1=y
 CONFIG_W1_MASTER_MXC=y
 CONFIG_W1_SLAVE_THERM=y
@@ -139,6 +140,7 @@ CONFIG_MMC=y
 CONFIG_MMC_MXC=y
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
 CONFIG_LEDS_MC13783=y
 CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=y
diff --git a/arch/arm/mach-exynos/cpu.c b/arch/arm/mach-exynos/cpu.c
index 90ec247f3b3..cc8d4bd6d0f 100644
--- a/arch/arm/mach-exynos/cpu.c
+++ b/arch/arm/mach-exynos/cpu.c
@@ -111,11 +111,6 @@ static struct map_desc exynos4_iodesc[] __initdata = {
                 .length         = SZ_4K,
                 .type           = MT_DEVICE,
         }, {
-                .virtual        = (unsigned long)S5P_VA_SROMC,
-                .pfn            = __phys_to_pfn(EXYNOS4_PA_SROMC),
-                .length         = SZ_4K,
-                .type           = MT_DEVICE,
-        }, {
                 .virtual        = (unsigned long)S3C_VA_USB_HSPHY,
                 .pfn            = __phys_to_pfn(EXYNOS4_PA_HSPHY),
                 .length         = SZ_4K,
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index c44aa974e79..0e6f1af260b 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -132,7 +132,7 @@ config MACH_MX25_3DS
         select IMX_HAVE_PLATFORM_MXC_NAND
         select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
 
-config MACH_EUKREA_CPUIMX25
+config MACH_EUKREA_CPUIMX25SD
         bool "Support Eukrea CPUIMX25 Platform"
         select SOC_IMX25
         select IMX_HAVE_PLATFORM_FLEXCAN
@@ -148,7 +148,7 @@ config MACH_EUKREA_CPUIMX25
 
 choice
         prompt "Baseboard"
-        depends on MACH_EUKREA_CPUIMX25
+        depends on MACH_EUKREA_CPUIMX25SD
         default MACH_EUKREA_MBIMXSD25_BASEBOARD
 
 config MACH_EUKREA_MBIMXSD25_BASEBOARD
@@ -542,7 +542,7 @@ config MACH_MX35_3DS
           Include support for MX35PDK platform. This includes specific
           configurations for the board and its peripherals.
 
-config MACH_EUKREA_CPUIMX35
+config MACH_EUKREA_CPUIMX35SD
         bool "Support Eukrea CPUIMX35 Platform"
         select SOC_IMX35
         select IMX_HAVE_PLATFORM_FLEXCAN
@@ -560,7 +560,7 @@ config MACH_EUKREA_CPUIMX35
 
 choice
         prompt "Baseboard"
-        depends on MACH_EUKREA_CPUIMX35
+        depends on MACH_EUKREA_CPUIMX35SD
         default MACH_EUKREA_MBIMXSD35_BASEBOARD
 
 config MACH_EUKREA_MBIMXSD35_BASEBOARD
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index aba73214c2a..d97f409ce98 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -24,7 +24,7 @@ obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o
 
 # i.MX25 based machines
 obj-$(CONFIG_MACH_MX25_3DS) += mach-mx25_3ds.o
-obj-$(CONFIG_MACH_EUKREA_CPUIMX25) += mach-eukrea_cpuimx25.o
+obj-$(CONFIG_MACH_EUKREA_CPUIMX25SD) += mach-eukrea_cpuimx25.o
 obj-$(CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD) += eukrea_mbimxsd25-baseboard.o
 
 # i.MX27 based machines
@@ -57,7 +57,7 @@ obj-$(CONFIG_MACH_BUG) += mach-bug.o
 # i.MX35 based machines
 obj-$(CONFIG_MACH_PCM043) += mach-pcm043.o
 obj-$(CONFIG_MACH_MX35_3DS) += mach-mx35_3ds.o
-obj-$(CONFIG_MACH_EUKREA_CPUIMX35) += mach-cpuimx35.o
+obj-$(CONFIG_MACH_EUKREA_CPUIMX35SD) += mach-cpuimx35.o
 obj-$(CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD) += eukrea_mbimxsd35-baseboard.o
 obj-$(CONFIG_MACH_VPR200) += mach-vpr200.o
 
diff --git a/arch/arm/mach-imx/clock-imx35.c b/arch/arm/mach-imx/clock-imx35.c
index 8116f119517..ac8238caecb 100644
--- a/arch/arm/mach-imx/clock-imx35.c
+++ b/arch/arm/mach-imx/clock-imx35.c
@@ -507,7 +507,7 @@ static struct clk_lookup lookups[] = {
 
 int __init mx35_clocks_init()
 {
-        unsigned int cgr2 = 3 << 26, cgr3 = 0;
+        unsigned int cgr2 = 3 << 26;
 
 #if defined(CONFIG_DEBUG_LL) && !defined(CONFIG_DEBUG_ICEDCC)
         cgr2 |= 3 << 16;
@@ -521,6 +521,12 @@ int __init mx35_clocks_init()
         __raw_writel((3 << 18), CCM_BASE + CCM_CGR0);
         __raw_writel((3 << 2) | (3 << 4) | (3 << 6) | (3 << 8) | (3 << 16),
                         CCM_BASE + CCM_CGR1);
+        __raw_writel(cgr2, CCM_BASE + CCM_CGR2);
+        __raw_writel(0, CCM_BASE + CCM_CGR3);
+
+        clk_enable(&iim_clk);
+        imx_print_silicon_rev("i.MX35", mx35_revision());
+        clk_disable(&iim_clk);
 
         /*
          * Check if we came up in internal boot mode. If yes, we need some
@@ -529,17 +535,11 @@ int __init mx35_clocks_init()
          */
         if (!(__raw_readl(CCM_BASE + CCM_RCSR) & (3 << 10))) {
                 /* Additionally turn on UART1, SCC, and IIM clocks */
-                cgr2 |= 3 << 16 | 3 << 4;
-                cgr3 |= 3 << 2;
+                clk_enable(&iim_clk);
+                clk_enable(&uart1_clk);
+                clk_enable(&scc_clk);
         }
 
-        __raw_writel(cgr2, CCM_BASE + CCM_CGR2);
-        __raw_writel(cgr3, CCM_BASE + CCM_CGR3);
-
-        clk_enable(&iim_clk);
-        imx_print_silicon_rev("i.MX35", mx35_revision());
-        clk_disable(&iim_clk);
-
 #ifdef CONFIG_MXC_USE_EPIT
         epit_timer_init(&epit1_clk,
                         MX35_IO_ADDRESS(MX35_EPIT1_BASE_ADDR), MX35_INT_EPIT1);
diff --git a/arch/arm/mach-imx/mach-cpuimx35.c b/arch/arm/mach-imx/mach-cpuimx35.c
index 66af2e8f7e5..362aae78060 100644
--- a/arch/arm/mach-imx/mach-cpuimx35.c
+++ b/arch/arm/mach-imx/mach-cpuimx35.c
@@ -53,12 +53,18 @@ static const struct imxi2c_platform_data
         .bitrate =              100000,
 };
 
+#define TSC2007_IRQGPIO         IMX_GPIO_NR(3, 2)
+static int tsc2007_get_pendown_state(void)
+{
+        return !gpio_get_value(TSC2007_IRQGPIO);
+}
+
 static struct tsc2007_platform_data tsc2007_info = {
         .model                  = 2007,
         .x_plate_ohms           = 180,
+        .get_pendown_state = tsc2007_get_pendown_state,
 };
 
-#define TSC2007_IRQGPIO         IMX_GPIO_NR(3, 2)
 static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = {
         {
                 I2C_BOARD_INFO("pcf8563", 0x51),
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 7f8915ad509..eef43e2e163 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3247,18 +3247,14 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
 
 /* 3430ES1-only hwmods */
 static __initdata struct omap_hwmod *omap3430es1_hwmods[] = {
-        &omap3xxx_iva_hwmod,
         &omap3430es1_dss_core_hwmod,
-        &omap3xxx_mailbox_hwmod,
         NULL
 };
 
 /* 3430ES2+-only hwmods */
 static __initdata struct omap_hwmod *omap3430es2plus_hwmods[] = {
-        &omap3xxx_iva_hwmod,
         &omap3xxx_dss_core_hwmod,
         &omap3xxx_usbhsotg_hwmod,
-        &omap3xxx_mailbox_hwmod,
         NULL
 };
 
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index b862e9f81e3..7119b87cbfa 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -607,6 +607,7 @@ struct sys_timer ag5evm_timer = {
 
 MACHINE_START(AG5EVM, "ag5evm")
         .map_io         = ag5evm_map_io,
+        .nr_irqs        = NR_IRQS_LEGACY,
         .init_irq       = sh73a0_init_irq,
         .handle_irq     = shmobile_handle_irq_gic,
         .init_machine   = ag5evm_init,
diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c
index bd9a78424d6..f44150b5ae4 100644
--- a/arch/arm/mach-shmobile/board-kota2.c
+++ b/arch/arm/mach-shmobile/board-kota2.c
@@ -33,6 +33,7 @@
 #include <linux/input/sh_keysc.h>
 #include <linux/gpio_keys.h>
 #include <linux/leds.h>
+#include <linux/platform_data/leds-renesas-tpu.h>
 #include <linux/mmc/host.h>
 #include <linux/mmc/sh_mmcif.h>
 #include <linux/mfd/tmio.h>
@@ -56,7 +57,7 @@ static struct resource smsc9220_resources[] = {
                 .flags          = IORESOURCE_MEM,
         },
         [1] = {
-                .start          = gic_spi(33), /* PINTA2 @ PORT144 */
+                .start          = SH73A0_PINT0_IRQ(2), /* PINTA2 */
                 .flags          = IORESOURCE_IRQ,
         },
 };
@@ -157,10 +158,6 @@ static struct platform_device gpio_keys_device = {
 #define GPIO_LED(n, g) { .name = n, .gpio = g }
 
 static struct gpio_led gpio_leds[] = {
-        GPIO_LED("V2513", GPIO_PORT153), /* PORT153 [TPU1T02] -> V2513 */
-        GPIO_LED("V2514", GPIO_PORT199), /* PORT199 [TPU4TO1] -> V2514 */
-        GPIO_LED("V2515", GPIO_PORT197), /* PORT197 [TPU2TO1] -> V2515 */
-        GPIO_LED("KEYLED", GPIO_PORT163), /* PORT163 [TPU3TO0] -> KEYLED */
         GPIO_LED("G", GPIO_PORT20), /* PORT20 [GPO0] -> LED7 -> "G" */
         GPIO_LED("H", GPIO_PORT21), /* PORT21 [GPO1] -> LED8 -> "H" */
         GPIO_LED("J", GPIO_PORT22), /* PORT22 [GPO2] -> LED9 -> "J" */
@@ -179,6 +176,119 @@ static struct platform_device gpio_leds_device = {
         },
 };
 
+/* TPU LED */
+static struct led_renesas_tpu_config led_renesas_tpu12_pdata = {
+        .name           = "V2513",
+        .pin_gpio_fn    = GPIO_FN_TPU1TO2,
+        .pin_gpio       = GPIO_PORT153,
+        .channel_offset = 0x90,
+        .timer_bit = 2,
+        .max_brightness = 1000,
+};
+
+static struct resource tpu12_resources[] = {
+        [0] = {
+                .name   = "TPU12",
+                .start  = 0xe6610090,
+                .end    = 0xe66100b5,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device leds_tpu12_device = {
+        .name = "leds-renesas-tpu",
+        .id = 12,
+        .dev = {
+                .platform_data  = &led_renesas_tpu12_pdata,
+        },
+        .num_resources  = ARRAY_SIZE(tpu12_resources),
+        .resource       = tpu12_resources,
+};
+
+static struct led_renesas_tpu_config led_renesas_tpu41_pdata = {
+        .name           = "V2514",
+        .pin_gpio_fn    = GPIO_FN_TPU4TO1,
+        .pin_gpio       = GPIO_PORT199,
+        .channel_offset = 0x50,
+        .timer_bit = 1,
+        .max_brightness = 1000,
+};
+
+static struct resource tpu41_resources[] = {
+        [0] = {
+                .name   = "TPU41",
+                .start  = 0xe6640050,
+                .end    = 0xe6640075,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device leds_tpu41_device = {
+        .name = "leds-renesas-tpu",
+        .id = 41,
+        .dev = {
+                .platform_data  = &led_renesas_tpu41_pdata,
+        },
+        .num_resources  = ARRAY_SIZE(tpu41_resources),
+        .resource       = tpu41_resources,
+};
+
+static struct led_renesas_tpu_config led_renesas_tpu21_pdata = {
+        .name           = "V2515",
+        .pin_gpio_fn    = GPIO_FN_TPU2TO1,
+        .pin_gpio       = GPIO_PORT197,
+        .channel_offset = 0x50,
+        .timer_bit = 1,
+        .max_brightness = 1000,
+};
+
+static struct resource tpu21_resources[] = {
+        [0] = {
+                .name   = "TPU21",
+                .start  = 0xe6620050,
+                .end    = 0xe6620075,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device leds_tpu21_device = {
+        .name = "leds-renesas-tpu",
+        .id = 21,
+        .dev = {
+                .platform_data  = &led_renesas_tpu21_pdata,
+        },
+        .num_resources  = ARRAY_SIZE(tpu21_resources),
+        .resource       = tpu21_resources,
+};
+
+static struct led_renesas_tpu_config led_renesas_tpu30_pdata = {
+        .name           = "KEYLED",
+        .pin_gpio_fn    = GPIO_FN_TPU3TO0,
+        .pin_gpio       = GPIO_PORT163,
+        .channel_offset = 0x10,
+        .timer_bit = 0,
+        .max_brightness = 1000,
+};
+
+static struct resource tpu30_resources[] = {
+        [0] = {
+                .name   = "TPU30",
+                .start  = 0xe6630010,
+                .end    = 0xe6630035,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device leds_tpu30_device = {
+        .name = "leds-renesas-tpu",
+        .id = 30,
+        .dev = {
+                .platform_data  = &led_renesas_tpu30_pdata,
+        },
+        .num_resources  = ARRAY_SIZE(tpu30_resources),
+        .resource       = tpu30_resources,
+};
+
 /* MMCIF */
 static struct resource mmcif_resources[] = {
         [0] = {
@@ -291,6 +401,10 @@ static struct platform_device *kota2_devices[] __initdata = {
         &keysc_device,
         &gpio_keys_device,
         &gpio_leds_device,
+        &leds_tpu12_device,
+        &leds_tpu41_device,
+        &leds_tpu21_device,
+        &leds_tpu30_device,
         &mmcif_device,
         &sdhi0_device,
         &sdhi1_device,
@@ -317,18 +431,6 @@ static void __init kota2_map_io(void)
         shmobile_setup_console();
 }
 
-#define PINTER0A        0xe69000a0
-#define PINTCR0A        0xe69000b0
-
-void __init kota2_init_irq(void)
-{
-        sh73a0_init_irq();
-
-        /* setup PINT: enable PINTA2 as active low */
-        __raw_writel(1 << 29, PINTER0A);
-        __raw_writew(2 << 10, PINTCR0A);
-}
-
 static void __init kota2_init(void)
 {
         sh73a0_pinmux_init();
@@ -447,7 +549,8 @@ struct sys_timer kota2_timer = {
 
 MACHINE_START(KOTA2, "kota2")
         .map_io         = kota2_map_io,
-        .init_irq       = kota2_init_irq,
+        .nr_irqs        = NR_IRQS_LEGACY,
+        .init_irq       = sh73a0_init_irq,
         .handle_irq     = shmobile_handle_irq_gic,
         .init_machine   = kota2_init,
         .timer          = &kota2_timer,
diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c
index 61a846bb30f..1370a89ca35 100644
--- a/arch/arm/mach-shmobile/clock-sh73a0.c
+++ b/arch/arm/mach-shmobile/clock-sh73a0.c
@@ -113,6 +113,12 @@ static struct clk main_clk = {
         .ops            = &main_clk_ops,
 };
 
+/* Divide Main clock by two */
+static struct clk main_div2_clk = {
+        .ops            = &div2_clk_ops,
+        .parent         = &main_clk,
+};
+
 /* PLL0, PLL1, PLL2, PLL3 */
 static unsigned long pll_recalc(struct clk *clk)
 {
@@ -181,6 +187,7 @@ static struct clk *main_clks[] = {
         &extal1_div2_clk,
         &extal2_div2_clk,
         &main_clk,
+        &main_div2_clk,
         &pll0_clk,
         &pll1_clk,
         &pll2_clk,
@@ -243,7 +250,7 @@ static struct clk div6_clks[DIV6_NR] = {
         [DIV6_VCK1] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR1, 0),
         [DIV6_VCK2] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR2, 0),
         [DIV6_VCK3] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR3, 0),
-        [DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, 0),
+        [DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, CLK_ENABLE_ON_INIT),
         [DIV6_FLCTL] = SH_CLK_DIV6(&pll1_div2_clk, FLCKCR, 0),
         [DIV6_SDHI0] = SH_CLK_DIV6(&pll1_div2_clk, SD0CKCR, 0),
         [DIV6_SDHI1] = SH_CLK_DIV6(&pll1_div2_clk, SD1CKCR, 0),
@@ -268,6 +275,7 @@ enum { MSTP001,
         MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
         MSTP331, MSTP329, MSTP325, MSTP323, MSTP318,
         MSTP314, MSTP313, MSTP312, MSTP311,
+        MSTP303, MSTP302, MSTP301, MSTP300,
         MSTP411, MSTP410, MSTP403,
         MSTP_NR };
 
@@ -301,6 +309,10 @@ static struct clk mstp_clks[MSTP_NR] = {
         [MSTP313] = MSTP(&div6_clks[DIV6_SDHI1], SMSTPCR3, 13, 0), /* SDHI1 */
         [MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMCIF0 */
         [MSTP311] = MSTP(&div6_clks[DIV6_SDHI2], SMSTPCR3, 11, 0), /* SDHI2 */
+        [MSTP303] = MSTP(&main_div2_clk, SMSTPCR3, 3, 0), /* TPU1 */
+        [MSTP302] = MSTP(&main_div2_clk, SMSTPCR3, 2, 0), /* TPU2 */
+        [MSTP301] = MSTP(&main_div2_clk, SMSTPCR3, 1, 0), /* TPU3 */
+        [MSTP300] = MSTP(&main_div2_clk, SMSTPCR3, 0, 0), /* TPU4 */
         [MSTP411] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */
         [MSTP410] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 10, 0), /* IIC4 */
         [MSTP403] = MSTP(&r_clk, SMSTPCR4, 3, 0), /* KEYSC */
@@ -350,6 +362,10 @@ static struct clk_lookup lookups[] = {
         CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), /* SDHI1 */
         CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMCIF0 */
         CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP311]), /* SDHI2 */
+        CLKDEV_DEV_ID("leds-renesas-tpu.12", &mstp_clks[MSTP303]), /* TPU1 */
+        CLKDEV_DEV_ID("leds-renesas-tpu.21", &mstp_clks[MSTP302]), /* TPU2 */
+        CLKDEV_DEV_ID("leds-renesas-tpu.30", &mstp_clks[MSTP301]), /* TPU3 */
+        CLKDEV_DEV_ID("leds-renesas-tpu.41", &mstp_clks[MSTP300]), /* TPU4 */
         CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */
         CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */
         CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 2c559ac3814..e70a73731ea 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -363,11 +363,13 @@ __v7_setup:
         orreq   r10, r10, #1 << 6               @ set bit #6
         mcreq   p15, 0, r10, c15, c0, 1         @ write diagnostic register
 #endif
-#ifdef CONFIG_ARM_ERRATA_751472
-        cmp     r6, #0x30                       @ present prior to r3p0
+#if defined(CONFIG_ARM_ERRATA_751472) && defined(CONFIG_SMP)
+        ALT_SMP(cmp r6, #0x30)                  @ present prior to r3p0
+        ALT_UP_B(1f)
         mrclt   p15, 0, r10, c15, c0, 1         @ read diagnostic register
         orrlt   r10, r10, #1 << 11              @ set bit #11
         mcrlt   p15, 0, r10, c15, c0, 1         @ write diagnostic register
+1:
 #endif
 
 3:      mov     r10, #0
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index c074e66ad22..4e0a371630b 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -116,7 +116,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
         return oprofile_perf_init(ops);
 }
 
-void __exit oprofile_arch_exit(void)
+void oprofile_arch_exit(void)
 {
         oprofile_perf_exit();
 }
diff --git a/arch/arm/plat-mxc/cpufreq.c b/arch/arm/plat-mxc/cpufreq.c
index adbff706ef6..73db34bf588 100644
--- a/arch/arm/plat-mxc/cpufreq.c
+++ b/arch/arm/plat-mxc/cpufreq.c
@@ -98,7 +98,7 @@ static int mxc_set_target(struct cpufreq_policy *policy,
         return ret;
 }
 
-static int __init mxc_cpufreq_init(struct cpufreq_policy *policy)
+static int mxc_cpufreq_init(struct cpufreq_policy *policy)
 {
         int ret;
         int i;
diff --git a/arch/arm/plat-mxc/include/mach/uncompress.h b/arch/arm/plat-mxc/include/mach/uncompress.h
index 88fd4045256..477971b0093 100644
--- a/arch/arm/plat-mxc/include/mach/uncompress.h
+++ b/arch/arm/plat-mxc/include/mach/uncompress.h
@@ -98,6 +98,7 @@ static __inline__ void __arch_decomp_setup(unsigned long arch_id)
         case MACH_TYPE_PCM043:
         case MACH_TYPE_LILLY1131:
         case MACH_TYPE_VPR200:
+        case MACH_TYPE_EUKREA_CPUIMX35SD:
                 uart_base = MX3X_UART1_BASE_ADDR;
                 break;
         case MACH_TYPE_MAGX_ZN5:
diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c
index 845de59f07e..e032717f7d0 100644
--- a/arch/arm/plat-mxc/pwm.c
+++ b/arch/arm/plat-mxc/pwm.c
@@ -77,6 +77,15 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns)
                 do_div(c, period_ns);
                 duty_cycles = c;
 
+                /*
+                 * according to imx pwm RM, the real period value should be
+                 * PERIOD value in PWMPR plus 2.
+                 */
+                if (period_cycles > 2)
+                        period_cycles -= 2;
+                else
+                        period_cycles = 0;
+
                 writel(duty_cycles, pwm->mmio_base + MX3_PWMSAR);
                 writel(period_cycles, pwm->mmio_base + MX3_PWMPR);
 
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 41ab97ebe4c..10d16088813 100644
--- a/arch/arm/plat-orion/gpio.c
+++ b/arch/arm/plat-orion/gpio.c
@@ -384,12 +384,16 @@ void __init orion_gpio_init(int gpio_base, int ngpio,
         struct orion_gpio_chip *ochip;
         struct irq_chip_generic *gc;
         struct irq_chip_type *ct;
+        char gc_label[16];
 
         if (orion_gpio_chip_count == ARRAY_SIZE(orion_gpio_chips))
                 return;
 
+        snprintf(gc_label, sizeof(gc_label), "orion_gpio%d",
+                orion_gpio_chip_count);
+
         ochip = orion_gpio_chips + orion_gpio_chip_count;
-        ochip->chip.label = "orion_gpio";
+        ochip->chip.label = kstrdup(gc_label, GFP_KERNEL);
         ochip->chip.request = orion_gpio_request;
         ochip->chip.direction_input = orion_gpio_direction_input;
         ochip->chip.get = orion_gpio_get;
diff --git a/arch/arm/plat-samsung/include/plat/cpu-freq-core.h b/arch/arm/plat-samsung/include/plat/cpu-freq-core.h
index dac4760c0f0..95509d8eb14 100644
--- a/arch/arm/plat-samsung/include/plat/cpu-freq-core.h
+++ b/arch/arm/plat-samsung/include/plat/cpu-freq-core.h
@@ -202,14 +202,6 @@ extern int s3c_plltab_register(struct cpufreq_frequency_table *plls,
 extern struct s3c_cpufreq_config *s3c_cpufreq_getconfig(void);
 extern struct s3c_iotimings *s3c_cpufreq_getiotimings(void);
 
-extern void s3c2410_iotiming_debugfs(struct seq_file *seq,
-                                     struct s3c_cpufreq_config *cfg,
-                                     union s3c_iobank *iob);
-
-extern void s3c2412_iotiming_debugfs(struct seq_file *seq,
-                                     struct s3c_cpufreq_config *cfg,
-                                     union s3c_iobank *iob);
-
 #ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUGFS
 #define s3c_cpufreq_debugfs_call(x) x
 #else
@@ -226,6 +218,10 @@ extern void s3c2410_cpufreq_setrefresh(struct s3c_cpufreq_config *cfg);
 extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg);
 
 #ifdef CONFIG_S3C2410_IOTIMING
+extern void s3c2410_iotiming_debugfs(struct seq_file *seq,
+                                     struct s3c_cpufreq_config *cfg,
+                                     union s3c_iobank *iob);
+
 extern int s3c2410_iotiming_calc(struct s3c_cpufreq_config *cfg,
                                  struct s3c_iotimings *iot);
 
@@ -235,6 +231,7 @@ extern int s3c2410_iotiming_get(struct s3c_cpufreq_config *cfg,
 extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg,
                                  struct s3c_iotimings *iot);
 #else
+#define s3c2410_iotiming_debugfs NULL
 #define s3c2410_iotiming_calc NULL
 #define s3c2410_iotiming_get NULL
 #define s3c2410_iotiming_set NULL
@@ -242,8 +239,10 @@ extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg,
 
 /* S3C2412 compatible routines */
 
-extern int s3c2412_iotiming_get(struct s3c_cpufreq_config *cfg,
-                                struct s3c_iotimings *timings);
+#ifdef CONFIG_S3C2412_IOTIMING
+extern void s3c2412_iotiming_debugfs(struct seq_file *seq,
+                                     struct s3c_cpufreq_config *cfg,
+                                     union s3c_iobank *iob);
 
 extern int s3c2412_iotiming_get(struct s3c_cpufreq_config *cfg,
                                 struct s3c_iotimings *timings);
@@ -253,6 +252,12 @@ extern int s3c2412_iotiming_calc(struct s3c_cpufreq_config *cfg,
 
 extern void s3c2412_iotiming_set(struct s3c_cpufreq_config *cfg,
                                  struct s3c_iotimings *iot);
+#else
+#define s3c2412_iotiming_debugfs NULL
+#define s3c2412_iotiming_calc NULL
+#define s3c2412_iotiming_get NULL
+#define s3c2412_iotiming_set NULL
+#endif /* CONFIG_S3C2412_IOTIMING */
 
 #ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUG
 #define s3c_freq_dbg(x...) printk(KERN_INFO x)
diff --git a/arch/ia64/include/asm/cputime.h b/arch/ia64/include/asm/cputime.h
index 6073b187528..5a274af31b2 100644
--- a/arch/ia64/include/asm/cputime.h
+++ b/arch/ia64/include/asm/cputime.h
@@ -60,6 +60,7 @@ typedef u64 cputime64_t;
  */
 #define cputime_to_usecs(__ct)          ((__ct) / NSEC_PER_USEC)
 #define usecs_to_cputime(__usecs)       ((__usecs) * NSEC_PER_USEC)
+#define usecs_to_cputime64(__usecs)     usecs_to_cputime(__usecs)
 
 /*
  * Convert cputime <-> seconds
diff --git a/arch/powerpc/include/asm/cputime.h b/arch/powerpc/include/asm/cputime.h
index 1cf20bdfbec..98b7c4b49c9 100644
--- a/arch/powerpc/include/asm/cputime.h
+++ b/arch/powerpc/include/asm/cputime.h
@@ -150,6 +150,8 @@ static inline cputime_t usecs_to_cputime(const unsigned long us)
         return ct;
 }
 
+#define usecs_to_cputime64(us)          usecs_to_cputime(us)
+
 /*
  * Convert cputime <-> seconds
  */
diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h
index d4df013ad77..69c7377d207 100644
--- a/arch/powerpc/include/asm/kvm_book3s.h
+++ b/arch/powerpc/include/asm/kvm_book3s.h
@@ -381,39 +381,6 @@ static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu)
 }
 #endif
 
-static inline unsigned long compute_tlbie_rb(unsigned long v, unsigned long r,
-                                             unsigned long pte_index)
-{
-        unsigned long rb, va_low;
-
-        rb = (v & ~0x7fUL) << 16;               /* AVA field */
-        va_low = pte_index >> 3;
-        if (v & HPTE_V_SECONDARY)
-                va_low = ~va_low;
-        /* xor vsid from AVA */
-        if (!(v & HPTE_V_1TB_SEG))
-                va_low ^= v >> 12;
-        else
-                va_low ^= v >> 24;
-        va_low &= 0x7ff;
-        if (v & HPTE_V_LARGE) {
-                rb |= 1;                        /* L field */
-                if (cpu_has_feature(CPU_FTR_ARCH_206) &&
-                    (r & 0xff000)) {
-                        /* non-16MB large page, must be 64k */
-                        /* (masks depend on page size) */
-                        rb |= 0x1000;           /* page encoding in LP field */
-                        rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */
-                        rb |= (va_low & 0xfe);  /* AVAL field (P7 doesn't seem to care) */
-                }
-        } else {
-                /* 4kB page */
-                rb |= (va_low & 0x7ff) << 12;   /* remaining 11b of VA */
-        }
-        rb |= (v >> 54) & 0x300;                /* B field */
-        return rb;
-}
-
 /* Magic register values loaded into r3 and r4 before the 'sc' assembly
  * instruction for the OSI hypercalls */
 #define OSI_SC_MAGIC_R3                 0x113724FA
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h
index e43fe42b987..d0ac94f98f9 100644
--- a/arch/powerpc/include/asm/kvm_book3s_64.h
+++ b/arch/powerpc/include/asm/kvm_book3s_64.h
@@ -29,4 +29,37 @@ static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu)
 
 #define SPAPR_TCE_SHIFT         12
 
+static inline unsigned long compute_tlbie_rb(unsigned long v, unsigned long r,
+                                             unsigned long pte_index)
+{
+        unsigned long rb, va_low;
+
+        rb = (v & ~0x7fUL) << 16;               /* AVA field */
+        va_low = pte_index >> 3;
+        if (v & HPTE_V_SECONDARY)
+                va_low = ~va_low;
+        /* xor vsid from AVA */
+        if (!(v & HPTE_V_1TB_SEG))
+                va_low ^= v >> 12;
+        else
+                va_low ^= v >> 24;
+        va_low &= 0x7ff;
+        if (v & HPTE_V_LARGE) {
+                rb |= 1;                        /* L field */
+                if (cpu_has_feature(CPU_FTR_ARCH_206) &&
+                    (r & 0xff000)) {
+                        /* non-16MB large page, must be 64k */
+                        /* (masks depend on page size) */
+                        rb |= 0x1000;           /* page encoding in LP field */
+                        rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */
+                        rb |= (va_low & 0xfe);  /* AVAL field (P7 doesn't seem to care) */
+                }
+        } else {
+                /* 4kB page */
+                rb |= (va_low & 0x7ff) << 12;   /* remaining 11b of VA */
+        }
+        rb |= (v >> 54) & 0x300;                /* B field */
+        return rb;
+}
+
 #endif /* __ASM_KVM_BOOK3S_64_H__ */
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 0cb137a9b03..336983da9e7 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -538,7 +538,7 @@ static void kvmppc_start_thread(struct kvm_vcpu *vcpu)
         tpaca->kvm_hstate.napping = 0;
         vcpu->cpu = vc->pcpu;
         smp_wmb();
-#ifdef CONFIG_PPC_ICP_NATIVE
+#if defined(CONFIG_PPC_ICP_NATIVE) && defined(CONFIG_SMP)
         if (vcpu->arch.ptid) {
                 tpaca->cpu_start = 0x80;
                 wmb();
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index 3c791e1eb67..e2cfb9e1e20 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -658,10 +658,12 @@ program_interrupt:
                         ulong cmd = kvmppc_get_gpr(vcpu, 3);
                         int i;
 
+#ifdef CONFIG_KVM_BOOK3S_64_PR
                         if (kvmppc_h_pr(vcpu, cmd) == EMULATE_DONE) {
                                 r = RESUME_GUEST;
                                 break;
                         }
+#endif
 
                         run->papr_hcall.nr = cmd;
                         for (i = 0; i < 9; ++i) {
diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
index 26d20903f2b..8c0d45a6faf 100644
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -15,6 +15,7 @@
 #include <linux/kvm_host.h>
 #include <linux/slab.h>
 #include <linux/err.h>
+#include <linux/export.h>
 
 #include <asm/reg.h>
 #include <asm/cputable.h>
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 08143487829..b9acaaa175d 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -87,6 +87,8 @@ usecs_to_cputime(const unsigned int m)
         return (cputime_t) m * 4096;
 }
 
+#define usecs_to_cputime64(m)           usecs_to_cputime(m)
+
 /*
  * Convert cputime to milliseconds and back.
  */
diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c
index 6cf2286d040..2297be406c6 100644
--- a/arch/s390/oprofile/init.c
+++ b/arch/s390/oprofile/init.c
@@ -123,7 +123,7 @@ static ssize_t hwsampler_write(struct file *file, char const __user *buf,
                 return -EINVAL;
 
         retval = oprofilefs_ulong_from_user(&val, buf, count);
-        if (retval)
+        if (retval <= 0)
                 return retval;
 
         if (val != 0 && val != 1)
diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c
index ec8c84c14b1..895e337c79b 100644
--- a/arch/sh/boards/board-sh7757lcr.c
+++ b/arch/sh/boards/board-sh7757lcr.c
@@ -50,9 +50,9 @@ static struct platform_device heartbeat_device = {
 #define GBECONT         0xffc10100
 #define GBECONT_RMII1   BIT(17)
 #define GBECONT_RMII0   BIT(16)
-static void sh7757_eth_set_mdio_gate(unsigned long addr)
+static void sh7757_eth_set_mdio_gate(void *addr)
 {
-        if ((addr & 0x00000fff) < 0x0800)
+        if (((unsigned long)addr & 0x00000fff) < 0x0800)
                 writel(readl(GBECONT) | GBECONT_RMII0, GBECONT);
         else
                 writel(readl(GBECONT) | GBECONT_RMII1, GBECONT);
@@ -116,9 +116,9 @@ static struct platform_device sh7757_eth1_device = {
         },
 };
 
-static void sh7757_eth_giga_set_mdio_gate(unsigned long addr)
+static void sh7757_eth_giga_set_mdio_gate(void *addr)
 {
-        if ((addr & 0x00000fff) < 0x0800) {
+        if (((unsigned long)addr & 0x00000fff) < 0x0800) {
                 gpio_set_value(GPIO_PTT4, 1);
                 writel(readl(GBECONT) & ~GBECONT_RMII0, GBECONT);
         } else {
@@ -210,8 +210,12 @@ static struct resource sh_mmcif_resources[] = {
 };
 
 static struct sh_mmcif_dma sh7757lcr_mmcif_dma = {
-        .chan_priv_tx   = SHDMA_SLAVE_MMCIF_TX,
-        .chan_priv_rx   = SHDMA_SLAVE_MMCIF_RX,
+        .chan_priv_tx   = {
+                .slave_id = SHDMA_SLAVE_MMCIF_TX,
+        },
+        .chan_priv_rx   = {
+                .slave_id = SHDMA_SLAVE_MMCIF_RX,
+        }
 };
 
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
diff --git a/arch/sh/oprofile/common.c b/arch/sh/oprofile/common.c
index b4c2d2b946d..e4dd5d5a111 100644
--- a/arch/sh/oprofile/common.c
+++ b/arch/sh/oprofile/common.c
@@ -49,7 +49,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
         return oprofile_perf_init(ops);
 }
 
-void __exit oprofile_arch_exit(void)
+void oprofile_arch_exit(void)
 {
         oprofile_perf_exit();
         kfree(sh_pmu_op_name);
@@ -60,5 +60,5 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
         ops->backtrace = sh_backtrace;
         return -ENODEV;
 }
-void __exit oprofile_arch_exit(void) {}
+void oprofile_arch_exit(void) {}
 #endif /* CONFIG_HW_PERF_EVENTS */
diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c
index b272cda35a0..af5755d20fb 100644
--- a/arch/sparc/kernel/pci_sun4v.c
+++ b/arch/sparc/kernel/pci_sun4v.c
@@ -849,10 +849,10 @@ static int pci_sun4v_msiq_build_irq(struct pci_pbm_info *pbm,
         if (!irq)
                 return -ENOMEM;
 
-        if (pci_sun4v_msiq_setstate(pbm->devhandle, msiqid, HV_MSIQSTATE_IDLE))
-                return -EINVAL;
         if (pci_sun4v_msiq_setvalid(pbm->devhandle, msiqid, HV_MSIQ_VALID))
                 return -EINVAL;
+        if (pci_sun4v_msiq_setstate(pbm->devhandle, msiqid, HV_MSIQSTATE_IDLE))
+                return -EINVAL;
 
         return irq;
 }
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index cbfaaa2475e..3bd37bdf1b8 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -1165,7 +1165,7 @@ again:
                  */
                 c = &unconstrained;
         } else if (intel_try_alt_er(event, orig_idx)) {
-                raw_spin_unlock(&era->lock);
+                raw_spin_unlock_irqrestore(&era->lock, flags);
                 goto again;
         }
         raw_spin_unlock_irqrestore(&era->lock, flags);
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index 3b97a80ce32..c99f9ed013d 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -116,16 +116,16 @@ void show_registers(struct pt_regs *regs)
                 for (i = 0; i < code_len; i++, ip++) {
                         if (ip < (u8 *)PAGE_OFFSET ||
                                         probe_kernel_address(ip, c)) {
-                                printk(" Bad EIP value.");
+                                printk(KERN_CONT " Bad EIP value.");
                                 break;
                         }
                         if (ip == (u8 *)regs->ip)
-                                printk("<%02x> ", c);
+                                printk(KERN_CONT "<%02x> ", c);
                         else
-                                printk("%02x ", c);
+                                printk(KERN_CONT "%02x ", c);
                 }
         }
-        printk("\n");
+        printk(KERN_CONT "\n");
 }
 
 int is_valid_bugaddr(unsigned long ip)
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index 19853ad8afc..6d728d9284b 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -284,16 +284,16 @@ void show_registers(struct pt_regs *regs)
                 for (i = 0; i < code_len; i++, ip++) {
                         if (ip < (u8 *)PAGE_OFFSET ||
                                         probe_kernel_address(ip, c)) {
-                                printk(" Bad RIP value.");
+                                printk(KERN_CONT " Bad RIP value.");
                                 break;
                         }
                         if (ip == (u8 *)regs->ip)
-                                printk("<%02x> ", c);
+                                printk(KERN_CONT "<%02x> ", c);
                         else
-                                printk("%02x ", c);
+                                printk(KERN_CONT "%02x ", c);
                 }
         }
-        printk("\n");
+        printk(KERN_CONT "\n");
 }
 
 int is_valid_bugaddr(unsigned long ip)
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 76e3f1cd036..405f2620392 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -338,11 +338,15 @@ static enum hrtimer_restart pit_timer_fn(struct hrtimer *data)
                 return HRTIMER_NORESTART;
 }
 
-static void create_pit_timer(struct kvm_kpit_state *ps, u32 val, int is_period)
+static void create_pit_timer(struct kvm *kvm, u32 val, int is_period)
 {
+        struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;
         struct kvm_timer *pt = &ps->pit_timer;
         s64 interval;
 
+        if (!irqchip_in_kernel(kvm))
+                return;
+
         interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ);
 
         pr_debug("create pit timer, interval is %llu nsec\n", interval);
@@ -394,13 +398,13 @@ static void pit_load_count(struct kvm *kvm, int channel, u32 val)
         /* FIXME: enhance mode 4 precision */
         case 4:
                 if (!(ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)) {
-                        create_pit_timer(ps, val, 0);
+                        create_pit_timer(kvm, val, 0);
                 }
                 break;
         case 2:
         case 3:
                 if (!(ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)){
-                        create_pit_timer(ps, val, 1);
+                        create_pit_timer(kvm, val, 1);
                 }
                 break;
         default:
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index c38efd7b792..4c938da2ba0 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -602,7 +602,6 @@ static void update_cpuid(struct kvm_vcpu *vcpu)
 {
         struct kvm_cpuid_entry2 *best;
         struct kvm_lapic *apic = vcpu->arch.apic;
-        u32 timer_mode_mask;
 
         best = kvm_find_cpuid_entry(vcpu, 1, 0);
         if (!best)
@@ -615,15 +614,12 @@ static void update_cpuid(struct kvm_vcpu *vcpu)
                         best->ecx |= bit(X86_FEATURE_OSXSAVE);
         }
 
-        if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
-                best->function == 0x1) {
-                best->ecx |= bit(X86_FEATURE_TSC_DEADLINE_TIMER);
-                timer_mode_mask = 3 << 17;
-        } else
-                timer_mode_mask = 1 << 17;
-
-        if (apic)
-                apic->lapic_timer.timer_mode_mask = timer_mode_mask;
+        if (apic) {
+                if (best->ecx & bit(X86_FEATURE_TSC_DEADLINE_TIMER))
+                        apic->lapic_timer.timer_mode_mask = 3 << 17;
+                else
+                        apic->lapic_timer.timer_mode_mask = 1 << 17;
+        }
 }
 
 int kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
@@ -2135,6 +2131,9 @@ int kvm_dev_ioctl_check_extension(long ext)
         case KVM_CAP_TSC_CONTROL:
                 r = kvm_has_tsc_control;
                 break;
+        case KVM_CAP_TSC_DEADLINE_TIMER:
+                r = boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER);
+                break;
         default:
                 r = 0;
                 break;
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index bfab3fa10ed..7b65f752c5f 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -568,8 +568,8 @@ cond_branch:			f_offset = addrs[i + filter[i].jf] - addrs[i];
                                         break;
                                 }
                                 if (filter[i].jt != 0) {
-                                        if (filter[i].jf)
-                                                t_offset += is_near(f_offset) ? 2 : 6;
+                                        if (filter[i].jf && f_offset)
+                                                t_offset += is_near(f_offset) ? 2 : 5;
                                         EMIT_COND_JMP(t_op, t_offset);
                                         if (filter[i].jf)
                                                 EMIT_JMP(f_offset);