diff options
Diffstat (limited to 'arch')
67 files changed, 374 insertions, 357 deletions
diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index b5ac644e12af..6b31cb60daab 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -112,6 +112,7 @@ CONFIG_WATCHDOG=y CONFIG_IMX2_WDT=y CONFIG_MFD_MC13XXX=y CONFIG_REGULATOR=y +CONFIG_REGULATOR_FIXED_VOLTAGE=y CONFIG_REGULATOR_MC13783=y CONFIG_REGULATOR_MC13892=y CONFIG_FB=y diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig index 889d73ac1ae1..7e84f453e8a6 100644 --- a/arch/arm/configs/u8500_defconfig +++ b/arch/arm/configs/u8500_defconfig @@ -8,8 +8,6 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set CONFIG_ARCH_U8500=y -CONFIG_UX500_SOC_DB5500=y -CONFIG_UX500_SOC_DB8500=y CONFIG_MACH_HREFV60=y CONFIG_MACH_SNOWBALL=y CONFIG_MACH_U5500=y @@ -39,7 +37,6 @@ CONFIG_CAIF=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=65536 -CONFIG_MISC_DEVICES=y CONFIG_AB8500_PWM=y CONFIG_SENSORS_BH1780=y CONFIG_NETDEVICES=y @@ -65,16 +62,18 @@ CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y CONFIG_HW_RANDOM=y CONFIG_HW_RANDOM_NOMADIK=y -CONFIG_I2C=y -CONFIG_I2C_NOMADIK=y CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_GPIO_STMPE=y CONFIG_GPIO_TC3589X=y +CONFIG_POWER_SUPPLY=y +CONFIG_AB8500_BM=y +CONFIG_AB8500_BATTERY_THERM_ON_BATCTRL=y CONFIG_MFD_STMPE=y CONFIG_MFD_TC3589X=y CONFIG_AB5500_CORE=y CONFIG_AB8500_CORE=y +CONFIG_REGULATOR=y CONFIG_REGULATOR_AB8500=y # CONFIG_HID_SUPPORT is not set CONFIG_USB_GADGET=y diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c index d9f0d770978e..99affb5d0563 100644 --- a/arch/arm/mach-at91/at91rm9200_devices.c +++ b/arch/arm/mach-at91/at91rm9200_devices.c @@ -1162,7 +1162,6 @@ void __init at91_add_device_serial(void) } } #else -void __init __deprecated at91_init_serial(struct at91_uart_config *config) {} void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {} void __init at91_add_device_serial(void) {} #endif diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c index dd7f782b0b91..104ca40d8d18 100644 --- a/arch/arm/mach-at91/at91rm9200_time.c +++ b/arch/arm/mach-at91/at91rm9200_time.c @@ -23,6 +23,7 @@ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/clockchips.h> +#include <linux/export.h> #include <asm/mach/time.h> @@ -176,6 +177,7 @@ static struct clock_event_device clkevt = { }; void __iomem *at91_st_base; +EXPORT_SYMBOL_GPL(at91_st_base); void __init at91rm9200_ioremap_st(u32 addr) { diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c index 78ffc8315f97..2b15b8adec4c 100644 --- a/arch/arm/mach-at91/board-rm9200ek.c +++ b/arch/arm/mach-at91/board-rm9200ek.c @@ -103,7 +103,7 @@ static struct i2c_board_info __initdata ek_i2c_devices[] = { }; #define EK_FLASH_BASE AT91_CHIPSELECT_0 -#define EK_FLASH_SIZE SZ_2M +#define EK_FLASH_SIZE SZ_8M static struct physmap_flash_data ek_flash_data = { .width = 2, diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c index 065b5ee35070..2736453821b0 100644 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ b/arch/arm/mach-at91/board-sam9261ek.c @@ -76,8 +76,6 @@ static struct resource dm9000_resource[] = { .flags = IORESOURCE_MEM }, [2] = { - .start = AT91_PIN_PC11, - .end = AT91_PIN_PC11, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE, } @@ -121,6 +119,8 @@ static struct sam9_smc_config __initdata dm9000_smc_config = { static void __init ek_add_device_dm9000(void) { + struct resource *r = &dm9000_resource[2]; + /* Configure chip-select 2 (DM9000) */ sam9_smc_configure(0, 2, &dm9000_smc_config); @@ -130,6 +130,7 @@ static void __init ek_add_device_dm9000(void) /* Configure Interrupt pin as input, no pull-up */ at91_set_gpio_input(AT91_PIN_PC11, 0); + r->start = r->end = gpio_to_irq(AT91_PIN_PC11); platform_device_register(&dm9000_device); } #else diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 46130dad2d06..de2ec6b8fea7 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -35,6 +35,7 @@ #include "generic.h" void __iomem *at91_pmc_base; +EXPORT_SYMBOL_GPL(at91_pmc_base); /* * There's a lot more which can be done with clocks, including cpufreq diff --git a/arch/arm/mach-at91/include/mach/at91_pmc.h b/arch/arm/mach-at91/include/mach/at91_pmc.h index 36604782a78f..ea2c57a86ca6 100644 --- a/arch/arm/mach-at91/include/mach/at91_pmc.h +++ b/arch/arm/mach-at91/include/mach/at91_pmc.h @@ -25,7 +25,7 @@ extern void __iomem *at91_pmc_base; #define at91_pmc_write(field, value) \ __raw_writel(value, at91_pmc_base + field) #else -.extern at91_aic_base +.extern at91_pmc_base #endif #define AT91_PMC_SCER 0x00 /* System Clock Enable Register */ diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index 34c9c27c917e..944bffb08991 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -54,6 +54,7 @@ void __init at91_init_interrupts(unsigned int *priority) } void __iomem *at91_ramc_base[2]; +EXPORT_SYMBOL_GPL(at91_ramc_base); void __init at91_ioremap_ramc(int id, u32 addr, u32 size) { @@ -298,6 +299,7 @@ void __init at91_ioremap_rstc(u32 base_addr) } void __iomem *at91_matrix_base; +EXPORT_SYMBOL_GPL(at91_matrix_base); void __init at91_ioremap_matrix(u32 base_addr) { diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c index 22e4e0a28ad1..adbfb1994582 100644 --- a/arch/arm/mach-bcmring/core.c +++ b/arch/arm/mach-bcmring/core.c @@ -52,8 +52,8 @@ #include <mach/csp/chipcHw_inline.h> #include <mach/csp/tmrHw_reg.h> -static AMBA_APB_DEVICE(uartA, "uarta", MM_ADDR_IO_UARTA, { IRQ_UARTA }, NULL); -static AMBA_APB_DEVICE(uartB, "uartb", MM_ADDR_IO_UARTB, { IRQ_UARTB }, NULL); +static AMBA_APB_DEVICE(uartA, "uartA", 0, MM_ADDR_IO_UARTA, {IRQ_UARTA}, NULL); +static AMBA_APB_DEVICE(uartB, "uartB", 0, MM_ADDR_IO_UARTB, {IRQ_UARTB}, NULL); static struct clk pll1_clk = { .name = "PLL1", diff --git a/arch/arm/mach-imx/imx27-dt.c b/arch/arm/mach-imx/imx27-dt.c index 861ceb8232d6..ed38d03c61f2 100644 --- a/arch/arm/mach-imx/imx27-dt.c +++ b/arch/arm/mach-imx/imx27-dt.c @@ -35,7 +35,7 @@ static const struct of_dev_auxdata imx27_auxdata_lookup[] __initconst = { static int __init imx27_avic_add_irq_domain(struct device_node *np, struct device_node *interrupt_parent) { - irq_domain_add_simple(np, 0); + irq_domain_add_legacy(np, 64, 0, 0, &irq_domain_simple_ops, NULL); return 0; } @@ -44,7 +44,9 @@ static int __init imx27_gpio_add_irq_domain(struct device_node *np, { static int gpio_irq_base = MXC_GPIO_IRQ_START + ARCH_NR_GPIOS; - irq_domain_add_simple(np, gpio_irq_base); + gpio_irq_base -= 32; + irq_domain_add_legacy(np, 32, gpio_irq_base, 0, &irq_domain_simple_ops, + NULL); return 0; } diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c index 05250aed61fb..e10f3914fcfe 100644 --- a/arch/arm/mach-imx/mm-imx5.c +++ b/arch/arm/mach-imx/mm-imx5.c @@ -35,7 +35,7 @@ static void imx5_idle(void) } clk_enable(gpc_dvfs_clk); mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF); - if (tzic_enable_wake() != 0) + if (!tzic_enable_wake()) cpu_do_idle(); clk_disable(gpc_dvfs_clk); } diff --git a/arch/arm/mach-omap1/mux.c b/arch/arm/mach-omap1/mux.c index 087dba0df47e..e9cc52d4cb28 100644 --- a/arch/arm/mach-omap1/mux.c +++ b/arch/arm/mach-omap1/mux.c @@ -27,6 +27,7 @@ #include <linux/io.h> #include <linux/spinlock.h> +#include <mach/hardware.h> #include <plat/mux.h> diff --git a/arch/arm/mach-omap1/timer.c b/arch/arm/mach-omap1/timer.c index 6e90665a7c47..fb202af01d0d 100644 --- a/arch/arm/mach-omap1/timer.c +++ b/arch/arm/mach-omap1/timer.c @@ -47,9 +47,9 @@ static int omap1_dm_timer_set_src(struct platform_device *pdev, int n = (pdev->id - 1) << 1; u32 l; - l = __raw_readl(MOD_CONF_CTRL_1) & ~(0x03 << n); + l = omap_readl(MOD_CONF_CTRL_1) & ~(0x03 << n); l |= source << n; - __raw_writel(l, MOD_CONF_CTRL_1); + omap_writel(l, MOD_CONF_CTRL_1); return 0; } diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index a39fc4bbd2b8..130ab00c09a2 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -20,6 +20,7 @@ #include <linux/usb/otg.h> #include <linux/spi/spi.h> #include <linux/i2c/twl.h> +#include <linux/mfd/twl6040.h> #include <linux/gpio_keys.h> #include <linux/regulator/machine.h> #include <linux/regulator/fixed.h> @@ -560,7 +561,7 @@ static struct regulator_init_data sdp4430_vusim = { }, }; -static struct twl4030_codec_data twl6040_codec = { +static struct twl6040_codec_data twl6040_codec = { /* single-step ramp for headset and handsfree */ .hs_left_step = 0x0f, .hs_right_step = 0x0f, @@ -568,7 +569,7 @@ static struct twl4030_codec_data twl6040_codec = { .hf_right_step = 0x1d, }; -static struct twl4030_vibra_data twl6040_vibra = { +static struct twl6040_vibra_data twl6040_vibra = { .vibldrv_res = 8, .vibrdrv_res = 3, .viblmotor_res = 10, @@ -577,16 +578,14 @@ static struct twl4030_vibra_data twl6040_vibra = { .vddvibr_uV = 0, /* fixed volt supply - VBAT */ }; -static struct twl4030_audio_data twl6040_audio = { +static struct twl6040_platform_data twl6040_data = { .codec = &twl6040_codec, .vibra = &twl6040_vibra, .audpwron_gpio = 127, - .naudint_irq = OMAP44XX_IRQ_SYS_2N, .irq_base = TWL6040_CODEC_IRQ_BASE, }; static struct twl4030_platform_data sdp4430_twldata = { - .audio = &twl6040_audio, /* Regulators */ .vusim = &sdp4430_vusim, .vaux1 = &sdp4430_vaux1, @@ -617,7 +616,8 @@ static int __init omap4_i2c_init(void) TWL_COMMON_REGULATOR_VCXIO | TWL_COMMON_REGULATOR_VUSB | TWL_COMMON_REGULATOR_CLK32KG); - omap4_pmic_init("twl6030", &sdp4430_twldata); + omap4_pmic_init("twl6030", &sdp4430_twldata, + &twl6040_data, OMAP44XX_IRQ_SYS_2N); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo, ARRAY_SIZE(sdp4430_i2c_3_boardinfo)); diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 74e1687b5170..098d183a0086 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -137,7 +137,7 @@ static struct twl4030_platform_data sdp4430_twldata = { static void __init omap4_i2c_init(void) { - omap4_pmic_init("twl6030", &sdp4430_twldata); + omap4_pmic_init("twl6030", &sdp4430_twldata, NULL, 0); } static void __init omap4_init(void) diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index d8c0e89f0126..1b782ba53433 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -25,6 +25,7 @@ #include <linux/gpio.h> #include <linux/usb/otg.h> #include <linux/i2c/twl.h> +#include <linux/mfd/twl6040.h> #include <linux/regulator/machine.h> #include <linux/regulator/fixed.h> #include <linux/wl12xx.h> @@ -284,7 +285,7 @@ static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers) return 0; } -static struct twl4030_codec_data twl6040_codec = { +static struct twl6040_codec_data twl6040_codec = { /* single-step ramp for headset and handsfree */ .hs_left_step = 0x0f, .hs_right_step = 0x0f, @@ -292,17 +293,14 @@ static struct twl4030_codec_data twl6040_codec = { .hf_right_step = 0x1d, }; -static struct twl4030_audio_data twl6040_audio = { +static struct twl6040_platform_data twl6040_data = { .codec = &twl6040_codec, .audpwron_gpio = 127, - .naudint_irq = OMAP44XX_IRQ_SYS_2N, .irq_base = TWL6040_CODEC_IRQ_BASE, }; /* Panda board uses the common PMIC configuration */ -static struct twl4030_platform_data omap4_panda_twldata = { - .audio = &twl6040_audio, -}; +static struct twl4030_platform_data omap4_panda_twldata; /* * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM @@ -326,7 +324,8 @@ static int __init omap4_panda_i2c_init(void) TWL_COMMON_REGULATOR_VCXIO | TWL_COMMON_REGULATOR_VUSB | TWL_COMMON_REGULATOR_CLK32KG); - omap4_pmic_init("twl6030", &omap4_panda_twldata); + omap4_pmic_init("twl6030", &omap4_panda_twldata, + &twl6040_data, OMAP44XX_IRQ_SYS_2N); omap_register_i2c_bus(2, 400, NULL, 0); /* * Bus 3 is attached to the DVI port where devices like the pico DLP diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 2c27fdb61e66..7144ae651d3d 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1422,6 +1422,9 @@ static int _ocp_softreset(struct omap_hwmod *oh) goto dis_opt_clks; _write_sysconfig(v, oh); + if (oh->class->sysc->srst_udelay) + udelay(oh->class->sysc->srst_udelay); + if (oh->class->sysc->sysc_flags & SYSS_HAS_RESET_STATUS) omap_test_timeout((omap_hwmod_read(oh, oh->class->sysc->syss_offs) @@ -1903,10 +1906,20 @@ void omap_hwmod_write(u32 v, struct omap_hwmod *oh, u16 reg_offs) */ int omap_hwmod_softreset(struct omap_hwmod *oh) { - if (!oh) + u32 v; + int ret; + + if (!oh || !(oh->_sysc_cache)) return -EINVAL; - return _ocp_softreset(oh); + v = oh->_sysc_cache; + ret = _set_softreset(oh, &v); + if (ret) + goto error; + _write_sysconfig(v, oh); + +error: + return ret; } /** diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index a5409ce3f323..a6bde34e443a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -1000,7 +1000,6 @@ static struct omap_hwmod_ocp_if omap2420_l4_core__dss_venc = { .flags = OMAP_FIREWALL_L4, } }, - .flags = OCPIF_SWSUP_IDLE, .user = OCP_USER_MPU | OCP_USER_SDMA, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index c4f56cb60d7d..04a3885f4475 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -1049,7 +1049,6 @@ static struct omap_hwmod_ocp_if omap2430_l4_core__dss_venc = { .slave = &omap2430_dss_venc_hwmod, .clk = "dss_ick", .addr = omap2_dss_venc_addrs, - .flags = OCPIF_SWSUP_IDLE, .user = OCP_USER_MPU | OCP_USER_SDMA, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 34b9766d1d23..db86ce90c69f 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -1676,7 +1676,6 @@ static struct omap_hwmod_ocp_if omap3xxx_l4_core__dss_venc = { .flags = OMAP_FIREWALL_L4, } }, - .flags = OCPIF_SWSUP_IDLE, .user = OCP_USER_MPU | OCP_USER_SDMA, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index cc9bd106a854..6abc75753e42 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -2594,6 +2594,15 @@ static struct omap_hwmod omap44xx_ipu_hwmod = { static struct omap_hwmod_class_sysconfig omap44xx_iss_sysc = { .rev_offs = 0x0000, .sysc_offs = 0x0010, + /* + * ISS needs 100 OCP clk cycles delay after a softreset before + * accessing sysconfig again. + * The lowest frequency at the moment for L3 bus is 100 MHz, so + * 1usec delay is needed. Add an x2 margin to be safe (2 usecs). + * + * TODO: Indicate errata when available. + */ + .srst_udelay = 2, .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_RESET_STATUS | SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET), .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 0cdd359a128e..9fc2f44188cb 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -108,8 +108,14 @@ static void omap_uart_set_noidle(struct platform_device *pdev) static void omap_uart_set_smartidle(struct platform_device *pdev) { struct omap_device *od = to_omap_device(pdev); + u8 idlemode; - omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_SMART); + if (od->hwmods[0]->class->sysc->idlemodes & SIDLE_SMART_WKUP) + idlemode = HWMOD_IDLEMODE_SMART_WKUP; + else + idlemode = HWMOD_IDLEMODE_SMART; + + omap_hwmod_set_slave_idlemode(od->hwmods[0], idlemode); } #else @@ -120,124 +126,8 @@ static void omap_uart_set_smartidle(struct platform_device *pdev) {} #endif /* CONFIG_PM */ #ifdef CONFIG_OMAP_MUX -static struct omap_device_pad default_uart1_pads[] __initdata = { - { - .name = "uart1_cts.uart1_cts", - .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - }, - { - .name = "uart1_rts.uart1_rts", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart1_tx.uart1_tx", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart1_rx.uart1_rx", - .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, - .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - .idle = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - }, -}; - -static struct omap_device_pad default_uart2_pads[] __initdata = { - { - .name = "uart2_cts.uart2_cts", - .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - }, - { - .name = "uart2_rts.uart2_rts", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart2_tx.uart2_tx", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart2_rx.uart2_rx", - .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, - .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - .idle = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - }, -}; - -static struct omap_device_pad default_uart3_pads[] __initdata = { - { - .name = "uart3_cts_rctx.uart3_cts_rctx", - .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, - }, - { - .name = "uart3_rts_sd.uart3_rts_sd", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart3_tx_irtx.uart3_tx_irtx", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart3_rx_irrx.uart3_rx_irrx", - .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, - .enable = OMAP_PIN_INPUT | OMAP_MUX_MODE0, - .idle = OMAP_PIN_INPUT | OMAP_MUX_MODE0, - }, -}; - -static struct omap_device_pad default_omap36xx_uart4_pads[] __initdata = { - { - .name = "gpmc_wait2.uart4_tx", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "gpmc_wait3.uart4_rx", - .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, - .enable = OMAP_PIN_INPUT | OMAP_MUX_MODE2, - .idle = OMAP_PIN_INPUT | OMAP_MUX_MODE2, - }, -}; - -static struct omap_device_pad default_omap4_uart4_pads[] __initdata = { - { - .name = "uart4_tx.uart4_tx", - .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE0, - }, - { - .name = "uart4_rx.uart4_rx", - .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, - .enable = OMAP_PIN_INPUT | OMAP_MUX_MODE0, - .idle = OMAP_PIN_INPUT | OMAP_MUX_MODE0, - }, -}; - static void omap_serial_fill_default_pads(struct omap_board_data *bdata) { - switch (bdata->id) { - case 0: - bdata->pads = default_uart1_pads; - bdata->pads_cnt = ARRAY_SIZE(default_uart1_pads); - break; - case 1: - bdata->pads = default_uart2_pads; - bdata->pads_cnt = ARRAY_SIZE(default_uart2_pads); - break; - case 2: - bdata->pads = default_uart3_pads; - bdata->pads_cnt = ARRAY_SIZE(default_uart3_pads); - break; - case 3: - if (cpu_is_omap44xx()) { - bdata->pads = default_omap4_uart4_pads; - bdata->pads_cnt = - ARRAY_SIZE(default_omap4_uart4_pads); - } else if (cpu_is_omap3630()) { - bdata->pads = default_omap36xx_uart4_pads; - bdata->pads_cnt = - ARRAY_SIZE(default_omap36xx_uart4_pads); - } - break; - default: - break; - } } #else static void omap_serial_fill_default_pads(struct omap_board_data *bdata) {} diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c index 4b57757bf9d1..7a7b89304c48 100644 --- a/arch/arm/mach-omap2/twl-common.c +++ b/arch/arm/mach-omap2/twl-common.c @@ -37,6 +37,16 @@ static struct i2c_board_info __initdata pmic_i2c_board_info = { .flags = I2C_CLIENT_WAKE, }; +static struct i2c_board_info __initdata omap4_i2c1_board_info[] = { + { + .addr = 0x48, + .flags = I2C_CLIENT_WAKE, + }, + { + I2C_BOARD_INFO("twl6040", 0x4b), + }, +}; + void __init omap_pmic_init(int bus, u32 clkrate, const char *pmic_type, int pmic_irq, struct twl4030_platform_data *pmic_data) @@ -49,14 +59,31 @@ void __init omap_pmic_init(int bus, u32 clkrate, omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1); } +void __init omap4_pmic_init(const char *pmic_type, + struct twl4030_platform_data *pmic_data, + struct twl6040_platform_data *twl6040_data, int twl6040_irq) +{ + /* PMIC part*/ + strncpy(omap4_i2c1_board_info[0].type, pmic_type, + sizeof(omap4_i2c1_board_info[0].type)); + omap4_i2c1_board_info[0].irq = OMAP44XX_IRQ_SYS_1N; + omap4_i2c1_board_info[0].platform_data = pmic_data; + + /* TWL6040 audio IC part */ + omap4_i2c1_board_info[1].irq = twl6040_irq; + omap4_i2c1_board_info[1].platform_data = twl6040_data; + + omap_register_i2c_bus(1, 400, omap4_i2c1_board_info, 2); + +} + void __init omap_pmic_late_init(void) { /* Init the OMAP TWL parameters (if PMIC has been registerd) */ - if (!pmic_i2c_board_info.irq) - return; - - omap3_twl_init(); - omap4_twl_init(); + if (pmic_i2c_board_info.irq) + omap3_twl_init(); + if (omap4_i2c1_board_info[0].irq) + omap4_twl_init(); } #if defined(CONFIG_ARCH_OMAP3) diff --git a/arch/arm/mach-omap2/twl-common.h b/arch/arm/mach-omap2/twl-common.h index 275dde8cb27a..09627483a57f 100644 --- a/arch/arm/mach-omap2/twl-common.h +++ b/arch/arm/mach-omap2/twl-common.h @@ -29,6 +29,7 @@ struct twl4030_platform_data; +struct twl6040_platform_data; void omap_pmic_init(int bus, u32 clkrate, const char *pmic_type, int pmic_irq, struct twl4030_platform_data *pmic_data); @@ -46,12 +47,9 @@ static inline void omap3_pmic_init(const char *pmic_type, omap_pmic_init(1, 2600, pmic_type, INT_34XX_SYS_NIRQ, pmic_data); } -static inline void omap4_pmic_init(const char *pmic_type, - struct twl4030_platform_data *pmic_data) -{ - /* Phoenix Audio IC needs I2C1 to start with 400 KHz or less */ - omap_pmic_init(1, 400, pmic_type, OMAP44XX_IRQ_SYS_1N, pmic_data); -} +void omap4_pmic_init(const char *pmic_type, + struct twl4030_platform_data *pmic_data, + struct twl6040_platform_data *audio_data, int twl6040_irq); void omap3_pmic_get_config(struct twl4030_platform_data *pmic_data, u32 pdata_flags, u32 regulators_flags); diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index 880d02ec89d4..ef7099eea0f2 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -17,6 +17,7 @@ config UX500_SOC_DB5500 config UX500_SOC_DB8500 bool select MFD_DB8500_PRCMU + select REGULATOR select REGULATOR_DB8500_PRCMU select CPU_FREQ_TABLE if CPU_FREQ diff --git a/arch/arm/mach-ux500/board-mop500-uib.c b/arch/arm/mach-ux500/board-mop500-uib.c index 5af36aa56c08..b29a788f498c 100644 --- a/arch/arm/mach-ux500/board-mop500-uib.c +++ b/arch/arm/mach-ux500/board-mop500-uib.c @@ -102,7 +102,7 @@ static int __init mop500_uib_init(void) struct i2c_adapter *i2c0; int ret; - if (!cpu_is_u8500()) + if (!cpu_is_u8500_family()) return -ENODEV; if (uib) { diff --git a/arch/arm/mach-ux500/cache-l2x0.c b/arch/arm/mach-ux500/cache-l2x0.c index 77a75ed0df67..677bb7683c71 100644 --- a/arch/arm/mach-ux500/cache-l2x0.c +++ b/arch/arm/mach-ux500/cache-l2x0.c @@ -36,9 +36,11 @@ static int __init ux500_l2x0_unlock(void) static int __init ux500_l2x0_init(void) { + u32 aux_val = 0x3e000000; + if (cpu_is_u5500()) l2x0_base = __io_address(U5500_L2CC_BASE); - else if (cpu_is_u8500()) + else if (cpu_is_u8500_family()) l2x0_base = __io_address(U8500_L2CC_BASE); else ux500_unknown_soc(); @@ -46,11 +48,19 @@ static int __init ux500_l2x0_init(void) /* Unlock before init */ ux500_l2x0_unlock(); + /* DB9540's L2 has 128KB way size */ + if (cpu_is_u9540()) + /* 128KB way size */ + aux_val |= (0x4 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT); + else + /* 64KB way size */ + aux_val |= (0x3 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT); + /* 64KB way size, 8 way associativity, force WA */ if (of_have_populated_dt()) - l2x0_of_init(0x3e060000, 0xc0000fff); + l2x0_of_init(aux_val, 0xc0000fff); else - l2x0_init(l2x0_base, 0x3e060000, 0xc0000fff); + l2x0_init(l2x0_base, aux_val, 0xc0000fff); /* * We can't disable l2 as we are in non secure mode, currently diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c index ec35f0aa5665..cc87f7788ff5 100644 --- a/arch/arm/mach-ux500/clock.c +++ b/arch/arm/mach-ux500/clock.c @@ -151,7 +151,7 @@ static unsigned long clk_mtu_get_rate(struct clk *clk) if (cpu_is_u5500()) addr = __io_address(U5500_PRCMU_BASE); - else if (cpu_is_u8500()) + else if (cpu_is_u8500_family()) addr = __io_address(U8500_PRCMU_BASE); else ux500_unknown_soc(); diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 9bd8163896cf..b16834270880 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -34,8 +34,8 @@ static struct map_desc u8500_uart_io_desc[] __initdata = { __IO_DEV_DESC(U8500_UART0_BASE, SZ_4K), __IO_DEV_DESC(U8500_UART2_BASE, SZ_4K), }; - -static struct map_desc u8500_io_desc[] __initdata = { +/* U8500 and U9540 common io_desc */ +static struct map_desc u8500_common_io_desc[] __initdata = { /* SCU base also covers GIC CPU BASE and TWD with its 4K page */ __IO_DEV_DESC(U8500_SCU_BASE, SZ_4K), __IO_DEV_DESC(U8500_GIC_DIST_BASE, SZ_4K), @@ -49,12 +49,23 @@ static struct map_desc u8500_io_desc[] __initdata = { __IO_DEV_DESC(U8500_CLKRST5_BASE, SZ_4K), __IO_DEV_DESC(U8500_CLKRST6_BASE, SZ_4K), - __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K), +}; + +/* U8500 IO map specific description */ +static struct map_desc u8500_io_desc[] __initdata = { + __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K), __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K), + +}; + +/* U9540 IO map specific description */ +static struct map_desc u9540_io_desc[] __initdata = { + __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K + SZ_8K), + __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K + SZ_8K), }; void __init u8500_map_io(void) @@ -66,7 +77,12 @@ void __init u8500_map_io(void) ux500_map_io(); - iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc)); + iotable_init(u8500_common_io_desc, ARRAY_SIZE(u8500_common_io_desc)); + + if (cpu_is_u9540()) + iotable_init(u9540_io_desc, ARRAY_SIZE(u9540_io_desc)); + else + iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc)); _PRCMU_BASE = __io_address(U8500_PRCMU_BASE); } diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index d11f3892a27d..857e48167526 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -43,7 +43,7 @@ void __init ux500_init_irq(void) if (cpu_is_u5500()) { dist_base = __io_address(U5500_GIC_DIST_BASE); cpu_base = __io_address(U5500_GIC_CPU_BASE); - } else if (cpu_is_u8500()) { + } else if (cpu_is_u8500_family()) { dist_base = __io_address(U8500_GIC_DIST_BASE); cpu_base = __io_address(U8500_GIC_CPU_BASE); } else @@ -62,7 +62,7 @@ void __init ux500_init_irq(void) */ if (cpu_is_u5500()) db5500_prcmu_early_init(); - if (cpu_is_u8500()) + if (cpu_is_u8500_family()) db8500_prcmu_early_init(); clk_init(); } diff --git a/arch/arm/mach-ux500/id.c b/arch/arm/mach-ux500/id.c index 15a0f63b2e2b..d1579920139f 100644 --- a/arch/arm/mach-ux500/id.c +++ b/arch/arm/mach-ux500/id.c @@ -23,7 +23,7 @@ static unsigned int ux500_read_asicid(phys_addr_t addr) { phys_addr_t base = addr & ~0xfff; struct map_desc desc = { - .virtual = IO_ADDRESS(base), + .virtual = UX500_VIRT_ROM, .pfn = __phys_to_pfn(base), .length = SZ_16K, .type = MT_DEVICE, @@ -35,7 +35,7 @@ static unsigned int ux500_read_asicid(phys_addr_t addr) local_flush_tlb_all(); flush_cache_all(); - return readl(__io_address(addr)); + return readl(IOMEM(UX500_VIRT_ROM + (addr & 0xfff))); } static void ux500_print_soc_info(unsigned int asicid) @@ -67,6 +67,7 @@ static unsigned int partnumber(unsigned int asicid) * DB8500v2 0x412fc091 0x9001DBF4 0x008500B0 * DB8520v2.2 0x412fc091 0x9001DBF4 0x008500B2 * DB5500v1 0x412fc091 0x9001FFF4 0x005500A0 + * DB9540 0x413fc090 0xFFFFDBF4 0x009540xx */ void __init ux500_map_io(void) @@ -91,6 +92,10 @@ void __init ux500_map_io(void) /* DB5500v1 */ addr = 0x9001FFF4; break; + + case 0x413fc090: /* DB9540 */ + addr = 0xFFFFDBF4; + break; } if (addr) diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h index 9ec20b96d8f2..1530d493879d 100644 --- a/arch/arm/mach-ux500/include/mach/db8500-regs.h +++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h @@ -41,6 +41,10 @@ /* ASIC ID is at 0xbf4 offset within this region */ #define U8500_ASIC_ID_BASE 0x9001D000 +#define U9540_BOOT_ROM_BASE 0xFFFE0000 +/* ASIC ID is at 0xbf4 offset within this region */ +#define U9540_ASIC_ID_BASE 0xFFFFD000 + #define U8500_PER6_BASE 0xa03c0000 #define U8500_PER7_BASE 0xa03d0000 #define U8500_PER5_BASE 0xa03e0000 @@ -96,7 +100,9 @@ #define U8500_SCR_BASE (U8500_PER4_BASE + 0x05000) #define U8500_DMC_BASE (U8500_PER4_BASE + 0x06000) #define U8500_PRCMU_BASE (U8500_PER4_BASE + 0x07000) +#define U9540_DMC1_BASE (U8500_PER4_BASE + 0x0A000) #define U8500_PRCMU_TCDM_BASE (U8500_PER4_BASE + 0x68000) +#define U9540_PRCMU_TCDM_BASE (U8500_PER4_BASE + 0x6A000) #define U8500_PRCMU_TCPM_BASE (U8500_PER4_BASE + 0x60000) #define U8500_PRCMU_TIMER_3_BASE (U8500_PER4_BASE + 0x07338) #define U8500_PRCMU_TIMER_4_BASE (U8500_PER4_BASE + 0x07450) diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h index f84698936d36..836165778a2d 100644 --- a/arch/arm/mach-ux500/include/mach/hardware.h +++ b/arch/arm/mach-ux500/include/mach/hardware.h @@ -17,6 +17,8 @@ */ #define U8500_IO_VIRTUAL 0xf0000000 #define U8500_IO_PHYSICAL 0xa0000000 +/* This is where we map in the ROM to check ASIC IDs */ +#define UX500_VIRT_ROM 0xf0000000 /* This macro is used in assembly, so no cast */ #define IO_ADDRESS(x) \ @@ -24,6 +26,7 @@ /* typesafe io address */ #define __io_address(n) IOMEM(IO_ADDRESS(n)) + /* Used by some plat-nomadik code */ #define io_p2v(n) __io_address(n) diff --git a/arch/arm/mach-ux500/include/mach/id.h b/arch/arm/mach-ux500/include/mach/id.h index 833d6a6edc9b..c6e2db9e9e51 100644 --- a/arch/arm/mach-ux500/include/mach/id.h +++ b/arch/arm/mach-ux500/include/mach/id.h @@ -41,6 +41,16 @@ static inline bool __attribute_const__ cpu_is_u8500(void) return dbx500_partnumber() == 0x8500; } +static inline bool __attribute_const__ cpu_is_u9540(void) +{ + return dbx500_partnumber() == 0x9540; +} + +static inline bool cpu_is_u8500_family(void) +{ + return cpu_is_u8500() || cpu_is_u9540(); +} + static inline bool __attribute_const__ cpu_is_u5500(void) { return dbx500_partnumber() == 0x5500; @@ -111,7 +121,12 @@ static inline bool cpu_is_u8500v21(void) static inline bool cpu_is_u8500v20_or_later(void) { - return cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11(); + /* + * U9540 has so much in common with U8500 that is is considered a + * U8500 variant. + */ + return cpu_is_u9540() || + (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11()); } static inline bool ux500_is_svp(void) diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h index c23a6b5f0c4e..7da9ec58a531 100644 --- a/arch/arm/mach-ux500/include/mach/irqs.h +++ b/arch/arm/mach-ux500/include/mach/irqs.h @@ -24,7 +24,7 @@ */ #define IRQ_MTU0 (IRQ_SHPI_START + 4) -#define DBX500_NR_INTERNAL_IRQS 160 +#define DBX500_NR_INTERNAL_IRQS 166 /* After chip-specific IRQ numbers we have the GPIO ones */ #define NOMADIK_NR_GPIO 288 diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index d2058ef8345f..f499a0703928 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -50,7 +50,7 @@ static void __iomem *scu_base_addr(void) { if (cpu_is_u5500()) return __io_address(U5500_SCU_BASE); - else if (cpu_is_u8500()) + else if (cpu_is_u8500_family()) return __io_address(U8500_SCU_BASE); else ux500_unknown_soc(); @@ -99,7 +99,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) */ write_pen_release(cpu_logical_map(cpu)); - gic_raise_softirq(cpumask_of(cpu), 1); + smp_send_reschedule(cpu); timeout = jiffies + (1 * HZ); while (time_before(jiffies, timeout)) { @@ -122,7 +122,7 @@ static void __init wakeup_secondary(void) if (cpu_is_u5500()) backupram = __io_address(U5500_BACKUPRAM0_BASE); - else if (cpu_is_u8500()) + else if (cpu_is_u8500_family()) backupram = __io_address(U8500_BACKUPRAM0_BASE); else ux500_unknown_soc(); diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c index d37df98b5c32..3bfbfdf833c6 100644 --- a/arch/arm/mach-ux500/timer.c +++ b/arch/arm/mach-ux500/timer.c @@ -51,7 +51,7 @@ static void __init ux500_timer_init(void) if (cpu_is_u5500()) { mtu_timer_base = __io_address(U5500_MTU0_BASE); prcmu_timer_base = __io_address(U5500_PRCMU_TIMER_3_BASE); - } else if (cpu_is_u8500()) { + } else if (cpu_is_u8500_family()) { mtu_timer_base = __io_address(U8500_MTU0_BASE); prcmu_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE); } else { diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h index 8070145ccb98..3f26db4ee8e6 100644 --- a/arch/arm/plat-omap/include/plat/omap_hwmod.h +++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h @@ -305,6 +305,7 @@ struct omap_hwmod_sysc_fields { * @rev_offs: IP block revision register offset (from module base addr) * @sysc_offs: OCP_SYSCONFIG register offset (from module base addr) * @syss_offs: OCP_SYSSTATUS register offset (from module base addr) + * @srst_udelay: Delay needed after doing a softreset in usecs * @idlemodes: One or more of {SIDLE,MSTANDBY}_{OFF,FORCE,SMART} * @sysc_flags: SYS{C,S}_HAS* flags indicating SYSCONFIG bits supported * @clockact: the default value of the module CLOCKACTIVITY bits @@ -330,9 +331,10 @@ struct omap_hwmod_class_sysconfig { u16 sysc_offs; u16 syss_offs; u16 sysc_flags; + struct omap_hwmod_sysc_fields *sysc_fields; + u8 srst_udelay; u8 idlemodes; u8 clockact; - struct omap_hwmod_sysc_fields *sysc_fields; }; /** diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index eec98afa0f83..f9a8c5341ee9 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -348,7 +348,6 @@ u32 omap3_configure_core_dpll(u32 m2, u32 unlock_dll, u32 f, u32 inc, sdrc_actim_ctrl_b_1, sdrc_mr_1); } -#ifdef CONFIG_PM void omap3_sram_restore_context(void) { omap_sram_ceil = omap_sram_base + omap_sram_size; @@ -358,17 +357,18 @@ void omap3_sram_restore_context(void) omap3_sram_configure_core_dpll_sz); omap_push_sram_idle(); } -#endif /* CONFIG_PM */ - -#endif /* CONFIG_ARCH_OMAP3 */ static inline int omap34xx_sram_init(void) { -#if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM) omap3_sram_restore_context(); -#endif return 0; } +#else +static inline int omap34xx_sram_init(void) +{ + return 0; +} +#endif /* CONFIG_ARCH_OMAP3 */ static inline int am33xx_sram_init(void) { diff --git a/arch/ia64/include/asm/futex.h b/arch/ia64/include/asm/futex.h index 0ab82cc2dc8f..d2bf1fd5e44f 100644 --- a/arch/ia64/include/asm/futex.h +++ b/arch/ia64/include/asm/futex.h @@ -106,15 +106,16 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, return -EFAULT; { - register unsigned long r8 __asm ("r8") = 0; + register unsigned long r8 __asm ("r8"); unsigned long prev; __asm__ __volatile__( " mf;; \n" - " mov ar.ccv=%3;; \n" - "[1:] cmpxchg4.acq %0=[%1],%2,ar.ccv \n" + " mov %0=r0 \n" + " mov ar.ccv=%4;; \n" + "[1:] cmpxchg4.acq %1=[%2],%3,ar.ccv \n" " .xdata4 \"__ex_table\", 1b-., 2f-. \n" "[2:]" - : "=r" (prev) + : "=r" (r8), "=r" (prev) : "r" (uaddr), "r" (newval), "rO" ((long) (unsigned) oldval) : "memory"); diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 9d0fd7d5bb82..f00ba025375d 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -604,12 +604,6 @@ pfm_unprotect_ctx_ctxsw(pfm_context_t *x, unsigned long f) spin_unlock(&(x)->ctx_lock); } -static inline unsigned int -pfm_do_munmap(struct mm_struct *mm, unsigned long addr, size_t len, int acct) -{ - return do_munmap(mm, addr, len); -} - static inline unsigned long pfm_get_unmapped_area(struct file *file, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags, unsigned long exec) { @@ -1458,8 +1452,9 @@ pfm_unreserve_session(pfm_context_t *ctx, int is_syswide, unsigned int cpu) * a PROTECT_CTX() section. */ static int -pfm_remove_smpl_mapping(struct task_struct *task, void *vaddr, unsigned long size) +pfm_remove_smpl_mapping(void *vaddr, unsigned long size) { + struct task_struct *task = current; int r; /* sanity checks */ @@ -1473,13 +1468,8 @@ pfm_remove_smpl_mapping(struct task_struct *task, void *vaddr, unsigned long siz /* * does the actual unmapping */ - down_write(&task->mm->mmap_sem); + r = vm_munmap((unsigned long)vaddr, size); - DPRINT(("down_write done smpl_vaddr=%p size=%lu\n", vaddr, size)); - - r = pfm_do_munmap(task->mm, (unsigned long)vaddr, size, 0); - - up_write(&task->mm->mmap_sem); if (r !=0) { printk(KERN_ERR "perfmon: [%d] unable to unmap sampling buffer @%p size=%lu\n", task_pid_nr(task), vaddr, size); } @@ -1945,7 +1935,7 @@ pfm_flush(struct file *filp, fl_owner_t id) * because some VM function reenables interrupts. * */ - if (smpl_buf_vaddr) pfm_remove_smpl_mapping(current, smpl_buf_vaddr, smpl_buf_size); + if (smpl_buf_vaddr) pfm_remove_smpl_mapping(smpl_buf_vaddr, smpl_buf_size); return 0; } diff --git a/arch/m68k/configs/m5275evb_defconfig b/arch/m68k/configs/m5275evb_defconfig index 33c32aeca12b..a1230e82bb1e 100644 --- a/arch/m68k/configs/m5275evb_defconfig +++ b/arch/m68k/configs/m5275evb_defconfig @@ -49,7 +49,6 @@ CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_FEC=y -CONFIG_FEC2=y # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set CONFIG_PPP=y diff --git a/arch/m68k/platform/527x/config.c b/arch/m68k/platform/527x/config.c index 7ed848c3b848..f91a53294c35 100644 --- a/arch/m68k/platform/527x/config.c +++ b/arch/m68k/platform/527x/config.c @@ -74,9 +74,7 @@ static void __init m527x_fec_init(void) writew(par | 0xf00, MCF_IPSBAR + 0x100082); v = readb(MCF_IPSBAR + 0x100078); writeb(v | 0xc0, MCF_IPSBAR + 0x100078); -#endif -#ifdef CONFIG_FEC2 /* Set multi-function pins to ethernet mode for fec1 */ par = readw(MCF_IPSBAR + 0x100082); writew(par | 0xa0, MCF_IPSBAR + 0x100082); diff --git a/arch/m68k/platform/68EZ328/Makefile b/arch/m68k/platform/68EZ328/Makefile index ee97735a242c..b44d799b1115 100644 --- a/arch/m68k/platform/68EZ328/Makefile +++ b/arch/m68k/platform/68EZ328/Makefile @@ -3,9 +3,3 @@ # obj-y := config.o - -extra-y := bootlogo.rh - -$(obj)/bootlogo.rh: $(src)/bootlogo.h - perl $(src)/../68328/bootlogo.pl < $(src)/bootlogo.h \ - > $(obj)/bootlogo.rh diff --git a/arch/m68k/platform/68VZ328/Makefile b/arch/m68k/platform/68VZ328/Makefile index 447ffa0fd7c7..a49d75e65489 100644 --- a/arch/m68k/platform/68VZ328/Makefile +++ b/arch/m68k/platform/68VZ328/Makefile @@ -3,14 +3,9 @@ # obj-y := config.o -logo-$(UCDIMM) := bootlogo.rh -logo-$(DRAGEN2) := screen.h -extra-y := $(logo-y) - -$(obj)/bootlogo.rh: $(src)/../68EZ328/bootlogo.h - perl $(src)/bootlogo.pl < $(src)/../68328/bootlogo.h > $(obj)/bootlogo.rh +extra-$(DRAGEN2):= screen.h $(obj)/screen.h: $(src)/screen.xbm $(src)/xbm2lcd.pl perl $(src)/xbm2lcd.pl < $(src)/screen.xbm > $(obj)/screen.h -clean-files := $(obj)/screen.h $(obj)/bootlogo.rh +clean-files := $(obj)/screen.h diff --git a/arch/m68k/platform/68EZ328/bootlogo.h b/arch/m68k/platform/68VZ328/bootlogo.h index e842bdae5839..b38e2b255142 100644 --- a/arch/m68k/platform/68EZ328/bootlogo.h +++ b/arch/m68k/platform/68VZ328/bootlogo.h @@ -1,6 +1,6 @@ #define splash_width 640 #define splash_height 480 -static unsigned char splash_bits[] = { +unsigned char __attribute__ ((aligned(16))) bootlogo_bits[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, diff --git a/arch/m68k/platform/coldfire/device.c b/arch/m68k/platform/coldfire/device.c index fa50c48292ff..7af97362b95c 100644 --- a/arch/m68k/platform/coldfire/device.c +++ b/arch/m68k/platform/coldfire/device.c @@ -114,7 +114,7 @@ static struct resource mcf_fec1_resources[] = { static struct platform_device mcf_fec1 = { .name = "fec", - .id = 0, + .id = 1, .num_resources = ARRAY_SIZE(mcf_fec1_resources), .resource = mcf_fec1_resources, }; diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 2b7c0fbe578e..9015060919a0 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -90,7 +90,6 @@ config S390 select HAVE_KERNEL_XZ select HAVE_ARCH_MUTEX_CPU_RELAX select HAVE_ARCH_JUMP_LABEL if !MARCH_G5 - select HAVE_RCU_TABLE_FREE if SMP select ARCH_SAVE_PAGE_KEYS if HIBERNATION select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP diff --git a/arch/s390/defconfig b/arch/s390/defconfig index 6cf8e26b3137..1957a9dd256d 100644 --- a/arch/s390/defconfig +++ b/arch/s390/defconfig @@ -1,8 +1,12 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y +CONFIG_FHANDLE=y +CONFIG_TASKSTATS=y +CONFIG_TASK_DELAY_ACCT=y +CONFIG_TASK_XACCT=y +CONFIG_TASK_IO_ACCOUNTING=y CONFIG_AUDIT=y -CONFIG_RCU_TRACE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_CGROUPS=y @@ -14,16 +18,22 @@ CONFIG_CGROUP_MEM_RES_CTLR_SWAP=y CONFIG_CGROUP_SCHED=y CONFIG_RT_GROUP_SCHED=y CONFIG_BLK_CGROUP=y +CONFIG_NAMESPACES=y CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +CONFIG_RD_BZIP2=y +CONFIG_RD_LZMA=y +CONFIG_RD_XZ=y +CONFIG_RD_LZO=y +CONFIG_EXPERT=y # CONFIG_COMPAT_BRK is not set -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_OPROFILE=y CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y +CONFIG_PARTITION_ADVANCED=y +CONFIG_IBM_PARTITION=y CONFIG_DEFAULT_DEADLINE=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y @@ -34,18 +44,15 @@ CONFIG_KSM=y CONFIG_BINFMT_MISC=m CONFIG_CMM=m CONFIG_HZ_100=y -CONFIG_KEXEC=y -CONFIG_PM=y +CONFIG_CRASH_DUMP=y CONFIG_HIBERNATION=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_NET_KEY=y -CONFIG_AFIUCV=m CONFIG_INET=y CONFIG_IP_MULTICAST=y # CONFIG_INET_LRO is not set CONFIG_IPV6=y -CONFIG_NET_SCTPPROBE=m CONFIG_L2TP=m CONFIG_L2TP_DEBUGFS=m CONFIG_VLAN_8021Q=y @@ -84,15 +91,14 @@ CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y CONFIG_SCSI_SCAN_ASYNC=y CONFIG_ZFCP=y -CONFIG_ZFCP_DIF=y CONFIG_NETDEVICES=y -CONFIG_DUMMY=m CONFIG_BONDING=m +CONFIG_DUMMY=m CONFIG_EQUALIZER=m CONFIG_TUN=m -CONFIG_NET_ETHERNET=y CONFIG_VIRTIO_NET=y CONFIG_RAW_DRIVER=m +CONFIG_VIRTIO_BALLOON=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y # CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set @@ -103,27 +109,21 @@ CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y # CONFIG_NETWORK_FILESYSTEMS is not set -CONFIG_PARTITION_ADVANCED=y -CONFIG_IBM_PARTITION=y -CONFIG_DLM=m CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_KERNEL=y CONFIG_TIMER_STATS=y CONFIG_PROVE_LOCKING=y CONFIG_PROVE_RCU=y CONFIG_LOCK_STAT=y CONFIG_DEBUG_LOCKDEP=y -CONFIG_DEBUG_SPINLOCK_SLEEP=y CONFIG_DEBUG_LIST=y CONFIG_DEBUG_NOTIFIERS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_RCU_TRACE=y CONFIG_KPROBES_SANITY_TEST=y CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y CONFIG_CPU_NOTIFIER_ERROR_INJECT=m CONFIG_LATENCYTOP=y -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_DEBUG_PAGEALLOC=y -# CONFIG_FTRACE is not set +CONFIG_BLK_DEV_IO_TRACE=y # CONFIG_STRICT_DEVMEM is not set CONFIG_CRYPTO_NULL=m CONFIG_CRYPTO_CRYPTD=m @@ -173,4 +173,3 @@ CONFIG_CRYPTO_SHA512_S390=m CONFIG_CRYPTO_DES_S390=m CONFIG_CRYPTO_AES_S390=m CONFIG_CRC7=m -CONFIG_VIRTIO_BALLOON=y diff --git a/arch/s390/include/asm/facility.h b/arch/s390/include/asm/facility.h index 1e5b27edc0c9..2ee66a65f2d4 100644 --- a/arch/s390/include/asm/facility.h +++ b/arch/s390/include/asm/facility.h @@ -38,12 +38,11 @@ static inline void stfle(u64 *stfle_fac_list, int size) unsigned long nr; preempt_disable(); - S390_lowcore.stfl_fac_list = 0; asm volatile( " .insn s,0xb2b10000,0(0)\n" /* stfl */ "0:\n" EX_TABLE(0b, 0b) - : "=m" (S390_lowcore.stfl_fac_list)); + : "+m" (S390_lowcore.stfl_fac_list)); nr = 4; /* bytes stored by stfl */ memcpy(stfle_fac_list, &S390_lowcore.stfl_fac_list, 4); if (S390_lowcore.stfl_fac_list & 0x01000000) { diff --git a/arch/s390/include/asm/pgalloc.h b/arch/s390/include/asm/pgalloc.h index 8eef9b5b3cf4..78e3041919de 100644 --- a/arch/s390/include/asm/pgalloc.h +++ b/arch/s390/include/asm/pgalloc.h @@ -22,10 +22,7 @@ void crst_table_free(struct mm_struct *, unsigned long *); unsigned long *page_table_alloc(struct mm_struct *, unsigned long); void page_table_free(struct mm_struct *, unsigned long *); -#ifdef CONFIG_HAVE_RCU_TABLE_FREE void page_table_free_rcu(struct mmu_gather *, unsigned long *); -void __tlb_remove_table(void *_table); -#endif static inline void clear_table(unsigned long *s, unsigned long val, size_t n) { diff --git a/arch/s390/include/asm/swab.h b/arch/s390/include/asm/swab.h index 6bdee21c077e..a3e4ebb32090 100644 --- a/arch/s390/include/asm/swab.h +++ b/arch/s390/include/asm/swab.h @@ -77,7 +77,7 @@ static inline __u16 __arch_swab16p(const __u16 *x) asm volatile( #ifndef __s390x__ - " icm %0,2,%O+1(%R1)\n" + " icm %0,2,%O1+1(%R1)\n" " ic %0,%1\n" : "=&d" (result) : "Q" (*x) : "cc"); #else /* __s390x__ */ diff --git a/arch/s390/include/asm/tlb.h b/arch/s390/include/asm/tlb.h index c687a2c83462..775a5eea8f9e 100644 --- a/arch/s390/include/asm/tlb.h +++ b/arch/s390/include/asm/tlb.h @@ -30,14 +30,10 @@ struct mmu_gather { struct mm_struct *mm; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE struct mmu_table_batch *batch; -#endif unsigned int fullmm; - unsigned int need_flush; }; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE struct mmu_table_batch { struct rcu_head rcu; unsigned int nr; @@ -49,7 +45,6 @@ struct mmu_table_batch { extern void tlb_table_flush(struct mmu_gather *tlb); extern void tlb_remove_table(struct mmu_gather *tlb, void *table); -#endif static inline void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, @@ -57,29 +52,20 @@ static inline void tlb_gather_mmu(struct mmu_gather *tlb, { tlb->mm = mm; tlb->fullmm = full_mm_flush; - tlb->need_flush = 0; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE tlb->batch = NULL; -#endif if (tlb->fullmm) __tlb_flush_mm(mm); } static inline void tlb_flush_mmu(struct mmu_gather *tlb) { - if (!tlb->need_flush) - return; - tlb->need_flush = 0; - __tlb_flush_mm(tlb->mm); -#ifdef CONFIG_HAVE_RCU_TABLE_FREE tlb_table_flush(tlb); -#endif } static inline void tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) { - tlb_flush_mmu(tlb); + tlb_table_flush(tlb); } /* @@ -105,10 +91,8 @@ static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page) static inline void pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, unsigned long address) { -#ifdef CONFIG_HAVE_RCU_TABLE_FREE if (!tlb->fullmm) return page_table_free_rcu(tlb, (unsigned long *) pte); -#endif page_table_free(tlb->mm, (unsigned long *) pte); } @@ -125,10 +109,8 @@ static inline void pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd, #ifdef __s390x__ if (tlb->mm->context.asce_limit <= (1UL << 31)) return; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE if (!tlb->fullmm) return tlb_remove_table(tlb, pmd); -#endif crst_table_free(tlb->mm, (unsigned long *) pmd); #endif } @@ -146,10 +128,8 @@ static inline void pud_free_tlb(struct mmu_gather *tlb, pud_t *pud, #ifdef __s390x__ if (tlb->mm->context.asce_limit <= (1UL << 42)) return; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE if (!tlb->fullmm) return tlb_remove_table(tlb, pud); -#endif crst_table_free(tlb->mm, (unsigned long *) pud); #endif } diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S index c27a0727f930..adccd908ebc7 100644 --- a/arch/s390/kernel/head.S +++ b/arch/s390/kernel/head.S @@ -474,9 +474,9 @@ ENTRY(startup_kdump) stck __LC_LAST_UPDATE_CLOCK spt 5f-.LPG0(%r13) mvc __LC_LAST_UPDATE_TIMER(8),5f-.LPG0(%r13) + xc __LC_STFL_FAC_LIST(8),__LC_STFL_FAC_LIST #ifndef CONFIG_MARCH_G5 # check capabilities against MARCH_{G5,Z900,Z990,Z9_109,Z10} - xc __LC_STFL_FAC_LIST(8),__LC_STFL_FAC_LIST .insn s,0xb2b10000,__LC_STFL_FAC_LIST # store facility list tm __LC_STFL_FAC_LIST,0x01 # stfle available ? jz 0f diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index 1c2cdd59ccd0..8a22c27219dd 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -118,9 +118,10 @@ asmlinkage void do_softirq(void) "a" (__do_softirq) : "0", "1", "2", "3", "4", "5", "14", "cc", "memory" ); - } else + } else { /* We are already on the async stack. */ __do_softirq(); + } } local_irq_restore(flags); @@ -192,11 +193,12 @@ int unregister_external_interrupt(u16 code, ext_int_handler_t handler) int index = ext_hash(code); spin_lock_irqsave(&ext_int_hash_lock, flags); - list_for_each_entry_rcu(p, &ext_int_hash[index], entry) + list_for_each_entry_rcu(p, &ext_int_hash[index], entry) { if (p->code == code && p->handler == handler) { list_del_rcu(&p->entry); kfree_rcu(p, rcu); } + } spin_unlock_irqrestore(&ext_int_hash_lock, flags); return 0; } @@ -211,9 +213,10 @@ void __irq_entry do_extint(struct pt_regs *regs, struct ext_code ext_code, old_regs = set_irq_regs(regs); irq_enter(); - if (S390_lowcore.int_clock >= S390_lowcore.clock_comparator) + if (S390_lowcore.int_clock >= S390_lowcore.clock_comparator) { /* Serve timer interrupts first. */ clock_comparator_work(); + } kstat_cpu(smp_processor_id()).irqs[EXTERNAL_INTERRUPT]++; if (ext_code.code != 0x1004) __get_cpu_var(s390_idle).nohz_delay = 1; diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 46405086479c..cb019f429e88 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -178,7 +178,7 @@ static void cpumf_pmu_enable(struct pmu *pmu) err = lcctl(cpuhw->state); if (err) { pr_err("Enabling the performance measuring unit " - "failed with rc=%lx\n", err); + "failed with rc=%x\n", err); return; } @@ -203,7 +203,7 @@ static void cpumf_pmu_disable(struct pmu *pmu) err = lcctl(inactive); if (err) { pr_err("Disabling the performance measuring unit " - "failed with rc=%lx\n", err); + "failed with rc=%x\n", err); return; } diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c index 7bb15fcca75e..e1335dc2b1b7 100644 --- a/arch/s390/mm/maccess.c +++ b/arch/s390/mm/maccess.c @@ -61,21 +61,14 @@ long probe_kernel_write(void *dst, const void *src, size_t size) return copied < 0 ? -EFAULT : 0; } -/* - * Copy memory in real mode (kernel to kernel) - */ -int memcpy_real(void *dest, void *src, size_t count) +static int __memcpy_real(void *dest, void *src, size_t count) { register unsigned long _dest asm("2") = (unsigned long) dest; register unsigned long _len1 asm("3") = (unsigned long) count; register unsigned long _src asm("4") = (unsigned long) src; register unsigned long _len2 asm("5") = (unsigned long) count; - unsigned long flags; int rc = -EFAULT; - if (!count) - return 0; - flags = __arch_local_irq_stnsm(0xf8UL); asm volatile ( "0: mvcle %1,%2,0x0\n" "1: jo 0b\n" @@ -86,7 +79,23 @@ int memcpy_real(void *dest, void *src, size_t count) "+d" (_len2), "=m" (*((long *) dest)) : "m" (*((long *) src)) : "cc", "memory"); - arch_local_irq_restore(flags); + return rc; +} + +/* + * Copy memory in real mode (kernel to kernel) + */ +int memcpy_real(void *dest, void *src, size_t count) +{ + unsigned long flags; + int rc; + + if (!count) + return 0; + local_irq_save(flags); + __arch_local_irq_stnsm(0xfbUL); + rc = __memcpy_real(dest, src, count); + local_irq_restore(flags); return rc; } diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 373adf69b01c..6e765bf00670 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -678,8 +678,6 @@ void page_table_free(struct mm_struct *mm, unsigned long *table) } } -#ifdef CONFIG_HAVE_RCU_TABLE_FREE - static void __page_table_free_rcu(void *table, unsigned bit) { struct page *page; @@ -733,7 +731,66 @@ void __tlb_remove_table(void *_table) free_pages((unsigned long) table, ALLOC_ORDER); } -#endif +static void tlb_remove_table_smp_sync(void *arg) +{ + /* Simply deliver the interrupt */ +} + +static void tlb_remove_table_one(void *table) +{ + /* + * This isn't an RCU grace period and hence the page-tables cannot be + * assumed to be actually RCU-freed. + * + * It is however sufficient for software page-table walkers that rely + * on IRQ disabling. See the comment near struct mmu_table_batch. + */ + smp_call_function(tlb_remove_table_smp_sync, NULL, 1); + __tlb_remove_table(table); +} + +static void tlb_remove_table_rcu(struct rcu_head *head) +{ + struct mmu_table_batch *batch; + int i; + + batch = container_of(head, struct mmu_table_batch, rcu); + + for (i = 0; i < batch->nr; i++) + __tlb_remove_table(batch->tables[i]); + + free_page((unsigned long)batch); +} + +void tlb_table_flush(struct mmu_gather *tlb) +{ + struct mmu_table_batch **batch = &tlb->batch; + + if (*batch) { + __tlb_flush_mm(tlb->mm); + call_rcu_sched(&(*batch)->rcu, tlb_remove_table_rcu); + *batch = NULL; + } +} + +void tlb_remove_table(struct mmu_gather *tlb, void *table) +{ + struct mmu_table_batch **batch = &tlb->batch; + + if (*batch == NULL) { + *batch = (struct mmu_table_batch *) + __get_free_page(GFP_NOWAIT | __GFP_NOWARN); + if (*batch == NULL) { + __tlb_flush_mm(tlb->mm); + tlb_remove_table_one(table); + return; + } + (*batch)->nr = 0; + } + (*batch)->tables[(*batch)->nr++] = table; + if ((*batch)->nr == MAX_TABLE_BATCH) + tlb_table_flush(tlb); +} /* * switch on pgstes for its userspace process (for kvm) diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c index 1210fde18740..160cac9c4036 100644 --- a/arch/sparc/kernel/leon_smp.c +++ b/arch/sparc/kernel/leon_smp.c @@ -23,6 +23,7 @@ #include <linux/pm.h> #include <linux/delay.h> #include <linux/gfp.h> +#include <linux/cpu.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> @@ -78,6 +79,8 @@ void __cpuinit leon_callin(void) local_flush_tlb_all(); leon_configure_cache_smp(); + notify_cpu_starting(cpuid); + /* Get our local ticker going. */ smp_setup_percpu_timer(); diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 232df9949530..3ee51f189a55 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -566,15 +566,10 @@ out: SYSCALL_DEFINE2(64_munmap, unsigned long, addr, size_t, len) { - long ret; - if (invalid_64bit_range(addr, len)) return -EINVAL; - down_write(¤t->mm->mmap_sem); - ret = do_munmap(current->mm, addr, len); - up_write(¤t->mm->mmap_sem); - return ret; + return vm_munmap(addr, len); } extern unsigned long do_mremap(unsigned long addr, diff --git a/arch/tile/kernel/single_step.c b/arch/tile/kernel/single_step.c index 9efbc1391b3c..89529c9f0605 100644 --- a/arch/tile/kernel/single_step.c +++ b/arch/tile/kernel/single_step.c @@ -346,12 +346,10 @@ void single_step_once(struct pt_regs *regs) } /* allocate a cache line of writable, executable memory */ - down_write(¤t->mm->mmap_sem); - buffer = (void __user *) do_mmap(NULL, 0, 64, + buffer = (void __user *) vm_mmap(NULL, 0, 64, PROT_EXEC | PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0); - up_write(¤t->mm->mmap_sem); if (IS_ERR((void __force *)buffer)) { kfree(state); diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c index d511d951a052..4824fb45560f 100644 --- a/arch/x86/ia32/ia32_aout.c +++ b/arch/x86/ia32/ia32_aout.c @@ -119,9 +119,7 @@ static void set_brk(unsigned long start, unsigned long end) end = PAGE_ALIGN(end); if (end <= start) return; - down_write(¤t->mm->mmap_sem); - do_brk(start, end - start); - up_write(¤t->mm->mmap_sem); + vm_brk(start, end - start); } #ifdef CORE_DUMP @@ -332,9 +330,7 @@ static int load_aout_binary(struct linux_binprm *bprm, struct pt_regs *regs) pos = 32; map_size = ex.a_text+ex.a_data; - down_write(¤t->mm->mmap_sem); - error = do_brk(text_addr & PAGE_MASK, map_size); - up_write(¤t->mm->mmap_sem); + error = vm_brk(text_addr & PAGE_MASK, map_size); if (error != (text_addr & PAGE_MASK)) { send_sig(SIGKILL, current, 0); @@ -373,9 +369,7 @@ static int load_aout_binary(struct linux_binprm *bprm, struct pt_regs *regs) if (!bprm->file->f_op->mmap || (fd_offset & ~PAGE_MASK) != 0) { loff_t pos = fd_offset; - down_write(¤t->mm->mmap_sem); - do_brk(N_TXTADDR(ex), ex.a_text+ex.a_data); - up_write(¤t->mm->mmap_sem); + vm_brk(N_TXTADDR(ex), ex.a_text+ex.a_data); bprm->file->f_op->read(bprm->file, (char __user *)N_TXTADDR(ex), ex.a_text+ex.a_data, &pos); @@ -385,26 +379,22 @@ static int load_aout_binary(struct linux_binprm *bprm, struct pt_regs *regs) goto beyond_if; } - down_write(¤t->mm->mmap_sem); - error = do_mmap(bprm->file, N_TXTADDR(ex), ex.a_text, + error = vm_mmap(bprm->file, N_TXTADDR(ex), ex.a_text, PROT_READ | PROT_EXEC, MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE | MAP_EXECUTABLE | MAP_32BIT, fd_offset); - up_write(¤t->mm->mmap_sem); if (error != N_TXTADDR(ex)) { send_sig(SIGKILL, current, 0); return error; } - down_write(¤t->mm->mmap_sem); - error = do_mmap(bprm->file, N_DATADDR(ex), ex.a_data, + error = vm_mmap(bprm->file, N_DATADDR(ex), ex.a_data, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE | MAP_EXECUTABLE | MAP_32BIT, fd_offset + ex.a_text); - up_write(¤t->mm->mmap_sem); if (error != N_DATADDR(ex)) { send_sig(SIGKILL, current, 0); return error; @@ -476,9 +466,7 @@ static int load_aout_library(struct file *file) error_time = jiffies; } #endif - down_write(¤t->mm->mmap_sem); - do_brk(start_addr, ex.a_text + ex.a_data + ex.a_bss); - up_write(¤t->mm->mmap_sem); + vm_brk(start_addr, ex.a_text + ex.a_data + ex.a_bss); file->f_op->read(file, (char __user *)start_addr, ex.a_text + ex.a_data, &pos); @@ -490,12 +478,10 @@ static int load_aout_library(struct file *file) goto out; } /* Now use mmap to map the library into memory. */ - down_write(¤t->mm->mmap_sem); - error = do_mmap(file, start_addr, ex.a_text + ex.a_data, + error = vm_mmap(file, start_addr, ex.a_text + ex.a_data, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE | MAP_32BIT, N_TXTOFF(ex)); - up_write(¤t->mm->mmap_sem); retval = error; if (error != start_addr) goto out; @@ -503,9 +489,7 @@ static int load_aout_library(struct file *file) len = PAGE_ALIGN(ex.a_text + ex.a_data); bss = ex.a_text + ex.a_data + ex.a_bss; if (bss > len) { - down_write(¤t->mm->mmap_sem); - error = do_brk(start_addr + len, bss - len); - up_write(¤t->mm->mmap_sem); + error = vm_brk(start_addr + len, bss - len); retval = error; if (error != start_addr + len) goto out; diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index 173df38dbda5..2e88438ffd83 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c @@ -459,17 +459,17 @@ void kvm_pmu_cpuid_update(struct kvm_vcpu *vcpu) pmu->available_event_types = ~entry->ebx & ((1ull << bitmap_len) - 1); if (pmu->version == 1) { - pmu->global_ctrl = (1 << pmu->nr_arch_gp_counters) - 1; - return; + pmu->nr_arch_fixed_counters = 0; + } else { + pmu->nr_arch_fixed_counters = min((int)(entry->edx & 0x1f), + X86_PMC_MAX_FIXED); + pmu->counter_bitmask[KVM_PMC_FIXED] = + ((u64)1 << ((entry->edx >> 5) & 0xff)) - 1; } - pmu->nr_arch_fixed_counters = min((int)(entry->edx & 0x1f), - X86_PMC_MAX_FIXED); - pmu->counter_bitmask[KVM_PMC_FIXED] = - ((u64)1 << ((entry->edx >> 5) & 0xff)) - 1; - pmu->global_ctrl_mask = ~(((1 << pmu->nr_arch_gp_counters) - 1) - | (((1ull << pmu->nr_arch_fixed_counters) - 1) - << X86_PMC_IDX_FIXED)); + pmu->global_ctrl = ((1 << pmu->nr_arch_gp_counters) - 1) | + (((1ull << pmu->nr_arch_fixed_counters) - 1) << X86_PMC_IDX_FIXED); + pmu->global_ctrl_mask = ~pmu->global_ctrl; } void kvm_pmu_init(struct kvm_vcpu *vcpu) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index ad85adfef843..4ff0ab9bc3c8 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -2210,9 +2210,12 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data) msr = find_msr_entry(vmx, msr_index); if (msr) { msr->data = data; - if (msr - vmx->guest_msrs < vmx->save_nmsrs) + if (msr - vmx->guest_msrs < vmx->save_nmsrs) { + preempt_disable(); kvm_set_shared_msr(msr->index, msr->data, msr->mask); + preempt_enable(); + } break; } ret = kvm_set_msr_common(vcpu, msr_index, data); diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 4044ce0bf7c1..91a5e989abcf 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -6336,13 +6336,11 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm, if (npages && !old.rmap) { unsigned long userspace_addr; - down_write(¤t->mm->mmap_sem); - userspace_addr = do_mmap(NULL, 0, + userspace_addr = vm_mmap(NULL, 0, npages * PAGE_SIZE, PROT_READ | PROT_WRITE, map_flags, 0); - up_write(¤t->mm->mmap_sem); if (IS_ERR((void *)userspace_addr)) return PTR_ERR((void *)userspace_addr); @@ -6366,10 +6364,8 @@ void kvm_arch_commit_memory_region(struct kvm *kvm, if (!user_alloc && !old.user_alloc && old.rmap && !npages) { int ret; - down_write(¤t->mm->mmap_sem); - ret = do_munmap(current->mm, old.userspace_addr, + ret = vm_munmap(old.userspace_addr, old.npages * PAGE_SIZE); - up_write(¤t->mm->mmap_sem); if (ret < 0) printk(KERN_WARNING "kvm_vm_ioctl_set_memory_region: " diff --git a/arch/x86/lib/insn.c b/arch/x86/lib/insn.c index 25feb1ae71c5..b1e6c4b2e8eb 100644 --- a/arch/x86/lib/insn.c +++ b/arch/x86/lib/insn.c @@ -379,8 +379,8 @@ err_out: return; } -/* Decode moffset16/32/64 */ -static void __get_moffset(struct insn *insn) +/* Decode moffset16/32/64. Return 0 if failed */ +static int __get_moffset(struct insn *insn) { switch (insn->addr_bytes) { case 2: @@ -397,15 +397,19 @@ static void __get_moffset(struct insn *insn) insn->moffset2.value = get_next(int, insn); insn->moffset2.nbytes = 4; break; + default: /* opnd_bytes must be modified manually */ + goto err_out; } insn->moffset1.got = insn->moffset2.got = 1; + return 1; + err_out: - return; + return 0; } -/* Decode imm v32(Iz) */ -static void __get_immv32(struct insn *insn) +/* Decode imm v32(Iz). Return 0 if failed */ +static int __get_immv32(struct insn *insn) { switch (insn->opnd_bytes) { case 2: @@ -417,14 +421,18 @@ static void __get_immv32(struct insn *insn) insn->immediate.value = get_next(int, insn); insn->immediate.nbytes = 4; break; + default: /* opnd_bytes must be modified manually */ + goto err_out; } + return 1; + err_out: - return; + return 0; } -/* Decode imm v64(Iv/Ov) */ -static void __get_immv(struct insn *insn) +/* Decode imm v64(Iv/Ov), Return 0 if failed */ +static int __get_immv(struct insn *insn) { switch (insn->opnd_bytes) { case 2: @@ -441,15 +449,18 @@ static void __get_immv(struct insn *insn) insn->immediate2.value = get_next(int, insn); insn->immediate2.nbytes = 4; break; + default: /* opnd_bytes must be modified manually */ + goto err_out; } insn->immediate1.got = insn->immediate2.got = 1; + return 1; err_out: - return; + return 0; } /* Decode ptr16:16/32(Ap) */ -static void __get_immptr(struct insn *insn) +static int __get_immptr(struct insn *insn) { switch (insn->opnd_bytes) { case 2: @@ -462,14 +473,17 @@ static void __get_immptr(struct insn *insn) break; case 8: /* ptr16:64 is not exist (no segment) */ - return; + return 0; + default: /* opnd_bytes must be modified manually */ + goto err_out; } insn->immediate2.value = get_next(unsigned short, insn); insn->immediate2.nbytes = 2; insn->immediate1.got = insn->immediate2.got = 1; + return 1; err_out: - return; + return 0; } /** @@ -489,7 +503,8 @@ void insn_get_immediate(struct insn *insn) insn_get_displacement(insn); if (inat_has_moffset(insn->attr)) { - __get_moffset(insn); + if (!__get_moffset(insn)) + goto err_out; goto done; } @@ -517,16 +532,20 @@ void insn_get_immediate(struct insn *insn) insn->immediate2.nbytes = 4; break; case INAT_IMM_PTR: - __get_immptr(insn); + if (!__get_immptr(insn)) + goto err_out; break; case INAT_IMM_VWORD32: - __get_immv32(insn); + if (!__get_immv32(insn)) + goto err_out; break; case INAT_IMM_VWORD: - __get_immv(insn); + if (!__get_immv(insn)) + goto err_out; break; default: - break; + /* Here, insn must have an immediate, but failed */ + goto err_out; } if (inat_has_second_immediate(insn->attr)) { insn->immediate2.value = get_next(char, insn); |
