diff options
72 files changed, 711 insertions, 175 deletions
diff --git a/Documentation/scheduler/sched-rt-group.txt b/Documentation/scheduler/sched-rt-group.txt index 1df7f9cdab05..86eabe6c3419 100644 --- a/Documentation/scheduler/sched-rt-group.txt +++ b/Documentation/scheduler/sched-rt-group.txt @@ -73,7 +73,7 @@ The remaining CPU time will be used for user input and other tasks. Because realtime tasks have explicitly allocated the CPU time they need to perform their tasks, buffer underruns in the graphics or audio can be eliminated. -NOTE: the above example is not fully implemented as of yet (2.6.25). We still +NOTE: the above example is not fully implemented yet. We still lack an EDF scheduler to make non-uniform periods usable. @@ -140,14 +140,15 @@ The other option is: .o CONFIG_CGROUP_SCHED (aka "Basis for grouping tasks" = "Control groups") -This uses the /cgroup virtual file system and "/cgroup/<cgroup>/cpu.rt_runtime_us" -to control the CPU time reserved for each control group instead. +This uses the /cgroup virtual file system and +"/cgroup/<cgroup>/cpu.rt_runtime_us" to control the CPU time reserved for each +control group instead. For more information on working with control groups, you should read Documentation/cgroups/cgroups.txt as well. -Group settings are checked against the following limits in order to keep the configuration -schedulable: +Group settings are checked against the following limits in order to keep the +configuration schedulable: \Sum_{i} runtime_{i} / global_period <= global_runtime / global_period @@ -189,7 +190,7 @@ Implementing SCHED_EDF might take a while to complete. Priority Inheritance is the biggest challenge as the current linux PI infrastructure is geared towards the limited static priority levels 0-99. With deadline scheduling you need to do deadline inheritance (since priority is inversely proportional to the -deadline delta (deadline - now). +deadline delta (deadline - now)). This means the whole PI machinery will have to be reworked - and that is one of the most complex pieces of code we have. @@ -343,7 +343,8 @@ KBUILD_CPPFLAGS := -D__KERNEL__ KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ -fno-strict-aliasing -fno-common \ -Werror-implicit-function-declaration \ - -Wno-format-security + -Wno-format-security \ + -fno-delete-null-pointer-checks KBUILD_AFLAGS := -D__ASSEMBLY__ # Read KERNELRELEASE from include/config/kernel.release (if it exists) diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig index 4762d9001298..7d61ae6e75da 100644 --- a/arch/arm/configs/u300_defconfig +++ b/arch/arm/configs/u300_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.31-rc1 -# Thu Jul 2 00:16:59 2009 +# Linux kernel version: 2.6.31-rc3 +# Thu Jul 16 23:36:10 2009 # CONFIG_ARM=y CONFIG_SYS_SUPPORTS_APM_EMULATION=y @@ -9,7 +9,6 @@ CONFIG_GENERIC_GPIO=y CONFIG_GENERIC_TIME=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_MMU=y -CONFIG_HAVE_TCM=y CONFIG_GENERIC_HARDIRQS=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y @@ -113,7 +112,7 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_BLOCK=y -CONFIG_LBDAF=y +# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -542,13 +541,14 @@ CONFIG_INPUT_EVDEV=y # CONFIG_INPUT_KEYBOARD=y # CONFIG_KEYBOARD_ATKBD is not set -# CONFIG_KEYBOARD_SUNKBD is not set # CONFIG_KEYBOARD_LKKBD is not set -# CONFIG_KEYBOARD_XTKBD is not set +# CONFIG_KEYBOARD_GPIO is not set +# CONFIG_KEYBOARD_MATRIX is not set +# CONFIG_KEYBOARD_LM8323 is not set # CONFIG_KEYBOARD_NEWTON is not set # CONFIG_KEYBOARD_STOWAWAY is not set -# CONFIG_KEYBOARD_LM8323 is not set -# CONFIG_KEYBOARD_GPIO is not set +# CONFIG_KEYBOARD_SUNKBD is not set +# CONFIG_KEYBOARD_XTKBD is not set # CONFIG_INPUT_MOUSE is not set # CONFIG_INPUT_JOYSTICK is not set # CONFIG_INPUT_TABLET is not set @@ -911,7 +911,6 @@ CONFIG_REGULATOR=y # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set # CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set CONFIG_FILE_LOCKING=y @@ -1122,7 +1121,6 @@ CONFIG_GENERIC_FIND_LAST_BIT=y # CONFIG_CRC32 is not set # CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set -CONFIG_GENERIC_ALLOCATOR=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y diff --git a/arch/arm/mach-ep93xx/dma-m2p.c b/arch/arm/mach-ep93xx/dma-m2p.c index a2df5bb7dff0..dbcac9c40a28 100644 --- a/arch/arm/mach-ep93xx/dma-m2p.c +++ b/arch/arm/mach-ep93xx/dma-m2p.c @@ -33,6 +33,7 @@ #include <linux/err.h> #include <linux/interrupt.h> #include <linux/module.h> +#include <linux/io.h> #include <mach/dma.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-kirkwood/mpp.h b/arch/arm/mach-kirkwood/mpp.h index e021a80c2caf..bc74278ed311 100644 --- a/arch/arm/mach-kirkwood/mpp.h +++ b/arch/arm/mach-kirkwood/mpp.h @@ -289,7 +289,7 @@ #define MPP48_GPIO MPP( 48, 0x0, 1, 1, 0, 0, 0, 1 ) #define MPP48_TSMP12 MPP( 48, 0x1, 1, 1, 0, 0, 0, 1 ) -#define MPP48_TDM_DTX MPP( 48. 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP48_TDM_DTX MPP( 48, 0x2, 0, 1, 0, 0, 0, 1 ) #define MPP49_GPIO MPP( 49, 0x0, 1, 1, 0, 0, 0, 1 ) #define MPP49_TSMP9 MPP( 49, 0x1, 1, 1, 0, 0, 0, 1 ) diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 17a21a291e2f..851f2458bf65 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -36,6 +36,14 @@ config MACH_PCM037 Include support for Phytec pcm037 platform. This includes specific configurations for the board and its peripherals. +config MACH_PCM037_EET + bool "Support pcm037 EET board extensions" + depends on MACH_PCM037 + help + Add support for PCM037 EET baseboard extensions. If you are using the + OLED display with EET, use "video=mx3fb:CMEL-OLED" kernel + command-line parameter. + config MACH_MX31LITE bool "Support MX31 LITEKIT (LogicPD)" select ARCH_MX31 diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile index 0322696bd11a..6b9775471be6 100644 --- a/arch/arm/mach-mx3/Makefile +++ b/arch/arm/mach-mx3/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o obj-$(CONFIG_MACH_MX31LILLY) += mx31lilly.o mx31lilly-db.o obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o obj-$(CONFIG_MACH_PCM037) += pcm037.o +obj-$(CONFIG_MACH_PCM037_EET) += pcm037_eet.o obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard.o mx31moboard-devboard.o \ mx31moboard-marxbot.o diff --git a/arch/arm/mach-mx3/armadillo5x0.c b/arch/arm/mach-mx3/armadillo5x0.c index 541181090b37..ee331fd6b1bd 100644 --- a/arch/arm/mach-mx3/armadillo5x0.c +++ b/arch/arm/mach-mx3/armadillo5x0.c @@ -31,6 +31,8 @@ #include <linux/smsc911x.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/mtd/physmap.h> +#include <linux/io.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -46,8 +48,10 @@ #include <mach/mmc.h> #include <mach/ipu.h> #include <mach/mx3fb.h> +#include <mach/mxc_nand.h> #include "devices.h" +#include "crm_regs.h" static int armadillo5x0_pins[] = { /* UART1 */ @@ -93,7 +97,56 @@ static int armadillo5x0_pins[] = { MX31_PIN_FPSHIFT__FPSHIFT, MX31_PIN_DRDY0__DRDY0, IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/ +}; +/* + * NAND Flash + */ +static struct mxc_nand_platform_data armadillo5x0_nand_flash_pdata = { + .width = 1, + .hw_ecc = 1, +}; + +/* + * MTD NOR Flash + */ +static struct mtd_partition armadillo5x0_nor_flash_partitions[] = { + { + .name = "nor.bootloader", + .offset = 0x00000000, + .size = 4*32*1024, + }, { + .name = "nor.kernel", + .offset = MTDPART_OFS_APPEND, + .size = 16*128*1024, + }, { + .name = "nor.userland", + .offset = MTDPART_OFS_APPEND, + .size = 110*128*1024, + }, { + .name = "nor.config", + .offset = MTDPART_OFS_APPEND, + .size = 1*128*1024, + }, +}; + +static struct physmap_flash_data armadillo5x0_nor_flash_pdata = { + .width = 2, + .parts = armadillo5x0_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(armadillo5x0_nor_flash_partitions), +}; + +static struct resource armadillo5x0_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = CS0_BASE_ADDR, + .end = CS0_BASE_ADDR + SZ_64M - 1, +}; + +static struct platform_device armadillo5x0_nor_flash = { + .name = "physmap-flash", + .id = -1, + .num_resources = 1, + .resource = &armadillo5x0_nor_flash_resource, }; /* @@ -272,6 +325,16 @@ static void __init armadillo5x0_init(void) /* Register FB */ mxc_register_device(&mx3_ipu, &mx3_ipu_data); mxc_register_device(&mx3_fb, &mx3fb_pdata); + + /* Register NOR Flash */ + mxc_register_device(&armadillo5x0_nor_flash, + &armadillo5x0_nor_flash_pdata); + + /* Register NAND Flash */ + mxc_register_device(&mxc_nand_device, &armadillo5x0_nand_flash_pdata); + + /* set NAND page size to 2k if not configured via boot mode pins */ + __raw_writel(__raw_readl(MXC_CCM_RCSR) | (1 << 30), MXC_CCM_RCSR); } static void __init armadillo5x0_timer_init(void) diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index d927eddcad46..9e87e08fb121 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -22,7 +22,6 @@ #include <linux/platform_device.h> #include <linux/serial.h> #include <linux/gpio.h> -#include <linux/dma-mapping.h> #include <mach/hardware.h> #include <mach/irqs.h> #include <mach/common.h> diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c index c6f61a1f06c8..840cfda341d0 100644 --- a/arch/arm/mach-mx3/pcm037.c +++ b/arch/arm/mach-mx3/pcm037.c @@ -18,7 +18,7 @@ #include <linux/types.h> #include <linux/init.h> - +#include <linux/dma-mapping.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> #include <linux/mtd/plat-ram.h> @@ -33,29 +33,67 @@ #include <linux/irq.h> #include <linux/fsl_devices.h> -#include <mach/hardware.h> +#include <media/soc_camera.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> +#include <mach/board-pcm037.h> #include <mach/common.h> +#include <mach/hardware.h> +#include <mach/i2c.h> #include <mach/imx-uart.h> #include <mach/iomux-mx3.h> #include <mach/ipu.h> -#include <mach/board-pcm037.h> +#include <mach/mmc.h> +#include <mach/mx3_camera.h> #include <mach/mx3fb.h> #include <mach/mxc_nand.h> -#include <mach/mmc.h> -#ifdef CONFIG_I2C_IMX -#include <mach/i2c.h> -#endif #include "devices.h" +#include "pcm037.h" + +static enum pcm037_board_variant pcm037_instance = PCM037_PCM970; + +static int __init pcm037_variant_setup(char *str) +{ + if (!strcmp("eet", str)) + pcm037_instance = PCM037_EET; + else if (strcmp("pcm970", str)) + pr_warning("Unknown pcm037 baseboard variant %s\n", str); + + return 1; +} + +/* Supported values: "pcm970" (default) and "eet" */ +__setup("pcm037_variant=", pcm037_variant_setup); + +enum pcm037_board_variant pcm037_variant(void) +{ + return pcm037_instance; +} + +/* UART1 with RTS/CTS handshake signals */ +static unsigned int pcm037_uart1_handshake_pins[] = { + MX31_PIN_CTS1__CTS1, + MX31_PIN_RTS1__RTS1, + MX31_PIN_TXD1__TXD1, + MX31_PIN_RXD1__RXD1, +}; + +/* UART1 without RTS/CTS handshake signals */ +static unsigned int pcm037_uart1_pins[] = { + MX31_PIN_TXD1__TXD1, + MX31_PIN_RXD1__RXD1, +}; static unsigned int pcm037_pins[] = { /* I2C */ MX31_PIN_CSPI2_MOSI__SCL, MX31_PIN_CSPI2_MISO__SDA, + MX31_PIN_CSPI2_SS2__I2C3_SDA, + MX31_PIN_CSPI2_SCLK__I2C3_SCL, /* SDHC1 */ MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2, @@ -73,11 +111,6 @@ static unsigned int pcm037_pins[] = { MX31_PIN_CSPI1_SS0__SS0, MX31_PIN_CSPI1_SS1__SS1, MX31_PIN_CSPI1_SS2__SS2, - /* UART1 */ - MX31_PIN_CTS1__CTS1, - MX31_PIN_RTS1__RTS1, - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, /* UART2 */ MX31_PIN_TXD2__TXD2, MX31_PIN_RXD2__RXD2, @@ -120,6 +153,22 @@ static unsigned int pcm037_pins[] = { MX31_PIN_D3_SPL__D3_SPL, MX31_PIN_D3_CLS__D3_CLS, MX31_PIN_LCS0__GPI03_23, + /* CSI */ + IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_GPIO), + MX31_PIN_CSI_D6__CSI_D6, + MX31_PIN_CSI_D7__CSI_D7, + MX31_PIN_CSI_D8__CSI_D8, + MX31_PIN_CSI_D9__CSI_D9, + MX31_PIN_CSI_D10__CSI_D10, + MX31_PIN_CSI_D11__CSI_D11, + MX31_PIN_CSI_D12__CSI_D12, + MX31_PIN_CSI_D13__CSI_D13, + MX31_PIN_CSI_D14__CSI_D14, + MX31_PIN_CSI_D15__CSI_D15, + MX31_PIN_CSI_HSYNC__CSI_HSYNC, + MX31_PIN_CSI_MCLK__CSI_MCLK, + MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, + MX31_PIN_CSI_VSYNC__CSI_VSYNC, }; static struct physmap_flash_data pcm037_flash_data = { @@ -250,19 +299,43 @@ static struct mxc_nand_platform_data pcm037_nand_board_info = { .hw_ecc = 1, }; -#ifdef CONFIG_I2C_IMX static struct imxi2c_platform_data pcm037_i2c_1_data = { .bitrate = 100000, }; +static struct imxi2c_platform_data pcm037_i2c_2_data = { + .bitrate = 20000, +}; + static struct at24_platform_data board_eeprom = { .byte_len = 4096, .page_size = 32, .flags = AT24_FLAG_ADDR16, }; +static int pcm037_camera_power(struct device *dev, int on) +{ + /* disable or enable the camera in X7 or X8 PCM970 connector */ + gpio_set_value(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), !on); + return 0; +} + +static struct i2c_board_info pcm037_i2c_2_devices[] = { + { + I2C_BOARD_INFO("mt9t031", 0x5d), + }, +}; + +static struct soc_camera_link iclink = { + .bus_id = 0, /* Must match with the camera ID */ + .power = pcm037_camera_power, + .board_info = &pcm037_i2c_2_devices[0], + .i2c_adapter_id = 2, + .module_name = "mt9t031", +}; + static struct i2c_board_info pcm037_i2c_devices[] = { - { + { I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */ .platform_data = &board_eeprom, }, { @@ -270,7 +343,14 @@ static struct i2c_board_info pcm037_i2c_devices[] = { .type = "pcf8563", } }; -#endif + +static struct platform_device pcm037_camera = { + .name = "soc-camera-pdrv", + .id = 0, + .dev = { + .platform_data = &iclink, + }, +}; /* Not connected by default */ #ifdef PCM970_SDHC_RW_SWITCH @@ -334,9 +414,41 @@ static struct imxmmc_platform_data sdhc_pdata = { .exit = pcm970_sdhc1_exit, }; +struct mx3_camera_pdata camera_pdata = { + .dma_dev = &mx3_ipu.dev, + .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10, + .mclk_10khz = 2000, +}; + +static int __init pcm037_camera_alloc_dma(const size_t buf_size) +{ + dma_addr_t dma_handle; + void *buf; + int dma; + + if (buf_size < 2 * 1024 * 1024) + return -EINVAL; + + buf = dma_alloc_coherent(NULL, buf_size, &dma_handle, GFP_KERNEL); + if (!buf) { + pr_err("%s: cannot allocate camera buffer-memory\n", __func__); + return -ENOMEM; + } + + memset(buf, 0, buf_size); + + dma = dma_declare_coherent_memory(&mx3_camera.dev, + dma_handle, dma_handle, buf_size, + DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE); + + /* The way we call dma_declare_coherent_memory only a malloc can fail */ + return dma & DMA_MEMORY_MAP ? 0 : -ENOMEM; +} + static struct platform_device *devices[] __initdata = { &pcm037_flash, &pcm037_sram_device, + &pcm037_camera, }; static struct ipu_platform_data mx3_ipu_data = { @@ -377,6 +489,22 @@ static const struct fb_videomode fb_modedb[] = { .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH, .vmode = FB_VMODE_NONINTERLACED, .flag = 0, + }, { + /* 240x320 @ 60 Hz */ + .name = "CMEL-OLED", + .refresh = 60, + .xres = 240, + .yres = 320, + .pixclock = 185925, + .left_margin = 9, + .right_margin = 16, + .upper_margin = 7, + .lower_margin = 9, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT, + .vmode = FB_VMODE_NONINTERLACED, + .flag = 0, }, }; @@ -397,6 +525,14 @@ static void __init mxc_board_init(void) mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins), "pcm037"); + if (pcm037_variant() == PCM037_EET) + mxc_iomux_setup_multiple_pins(pcm037_uart1_pins, + ARRAY_SIZE(pcm037_uart1_pins), "pcm037_uart1"); + else + mxc_iomux_setup_multiple_pins(pcm037_uart1_handshake_pins, + ARRAY_SIZE(pcm037_uart1_handshake_pins), + "pcm037_uart1"); + platform_add_devices(devices, ARRAY_SIZE(devices)); mxc_register_device(&mxc_uart_device0, &uart_pdata); @@ -415,18 +551,30 @@ static void __init mxc_board_init(void) } -#ifdef CONFIG_I2C_IMX + /* I2C adapters and devices */ i2c_register_board_info(1, pcm037_i2c_devices, ARRAY_SIZE(pcm037_i2c_devices)); mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data); -#endif + mxc_register_device(&mxc_i2c_device2, &pcm037_i2c_2_data); + mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info); mxc_register_device(&mxcsdhc_device0, &sdhc_pdata); mxc_register_device(&mx3_ipu, &mx3_ipu_data); mxc_register_device(&mx3_fb, &mx3fb_pdata); if (!gpio_usbotg_hs_activate()) mxc_register_device(&mxc_otg_udc_device, &usb_pdata); + + /* CSI */ + /* Camera power: default - off */ + ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), "mt9t031-power"); + if (!ret) + gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), 1); + else + iclink.power = NULL; + + if (!pcm037_camera_alloc_dma(4 * 1024 * 1024)) + mxc_register_device(&mx3_camera, &camera_pdata); } static void __init pcm037_timer_init(void) @@ -448,4 +596,3 @@ MACHINE_START(PCM037, "Phytec Phycore pcm037") .init_machine = mxc_board_init, .timer = &pcm037_timer, MACHINE_END - diff --git a/arch/arm/mach-mx3/pcm037.h b/arch/arm/mach-mx3/pcm037.h new file mode 100644 index 000000000000..d6929721a5fd --- /dev/null +++ b/arch/arm/mach-mx3/pcm037.h @@ -0,0 +1,11 @@ +#ifndef __PCM037_H__ +#define __PCM037_H__ + +enum pcm037_board_variant { + PCM037_PCM970, + PCM037_EET, +}; + +extern enum pcm037_board_variant pcm037_variant(void); + +#endif diff --git a/arch/arm/mach-mx3/pcm037_eet.c b/arch/arm/mach-mx3/pcm037_eet.c new file mode 100644 index 000000000000..fe52fb1bb8b7 --- /dev/null +++ b/arch/arm/mach-mx3/pcm037_eet.c @@ -0,0 +1,204 @@ +/* + * Copyright (C) 2009 + * Guennadi Liakhovetski, DENX Software Engineering, <[email protected]> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/gpio.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/platform_device.h> +#include <linux/spi/spi.h> + +#include <mach/common.h> +#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE) +#include <mach/spi.h> +#endif +#include <mach/iomux-mx3.h> + +#include <asm/mach-types.h> + +#include "pcm037.h" +#include "devices.h" + +static unsigned int pcm037_eet_pins[] = { + /* SPI #1 */ + MX31_PIN_CSPI1_MISO__MISO, + MX31_PIN_CSPI1_MOSI__MOSI, + MX31_PIN_CSPI1_SCLK__SCLK, + MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, + MX31_PIN_CSPI1_SS0__SS0, + MX31_PIN_CSPI1_SS1__SS1, + MX31_PIN_CSPI1_SS2__SS2, + + /* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */ + IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_GPIO), + /* GPIO keys */ + IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO), /* 0 */ + IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO), /* 1 */ + IOMUX_MODE(MX31_PIN_GPIO1_2, IOMUX_CONFIG_GPIO), /* 2 */ + IOMUX_MODE(MX31_PIN_GPIO1_3, IOMUX_CONFIG_GPIO), /* 3 */ + IOMUX_MODE(MX31_PIN_SVEN0, IOMUX_CONFIG_GPIO), /* 32 */ + IOMUX_MODE(MX31_PIN_STX0, IOMUX_CONFIG_GPIO), /* 33 */ + IOMUX_MODE(MX31_PIN_SRX0, IOMUX_CONFIG_GPIO), /* 34 */ + IOMUX_MODE(MX31_PIN_SIMPD0, IOMUX_CONFIG_GPIO), /* 35 */ + IOMUX_MODE(MX31_PIN_RTS1, IOMUX_CONFIG_GPIO), /* 38 */ + IOMUX_MODE(MX31_PIN_CTS1, IOMUX_CONFIG_GPIO), /* 39 */ + IOMUX_MODE(MX31_PIN_KEY_ROW4, IOMUX_CONFIG_GPIO), /* 50 */ + IOMUX_MODE(MX31_PIN_KEY_ROW5, IOMUX_CONFIG_GPIO), /* 51 */ + IOMUX_MODE(MX31_PIN_KEY_ROW6, IOMUX_CONFIG_GPIO), /* 52 */ + IOMUX_MODE(MX31_PIN_KEY_ROW7, IOMUX_CONFIG_GPIO), /* 53 */ + + /* LEDs */ + IOMUX_MODE(MX31_PIN_DTR_DTE1, IOMUX_CONFIG_GPIO), /* 44 */ + IOMUX_MODE(MX31_PIN_DSR_DTE1, IOMUX_CONFIG_GPIO), /* 45 */ + IOMUX_MODE(MX31_PIN_KEY_COL5, IOMUX_CONFIG_GPIO), /* 55 */ + IOMUX_MODE(MX31_PIN_KEY_COL6, IOMUX_CONFIG_GPIO), /* 56 */ +}; + +/* SPI */ +static struct spi_board_info pcm037_spi_dev[] = { + { + .modalias = "dac124s085", + .max_speed_hz = 400000, + .bus_num = 0, + .chip_select = 0, /* Index in pcm037_spi1_cs[] */ + .mode = SPI_CPHA, + }, +}; + +/* Platform Data for MXC CSPI */ +#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE) +static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)}; + +struct spi_imx_master pcm037_spi1_master = { + .chipselect = pcm037_spi1_cs, + .num_chipselect = ARRAY_SIZE(pcm037_spi1_cs), +}; +#endif + +/* GPIO-keys input device */ +static struct gpio_keys_button pcm037_gpio_keys[] = { + { + .type = EV_KEY, + .code = KEY_L, + .gpio = 0, + .desc = "Wheel Manual", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_A, + .gpio = 1, + .desc = "Wheel AF", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_V, + .gpio = 2, + .desc = "Wheel View", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_M, + .gpio = 3, + .desc = "Wheel Menu", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_UP, + .gpio = 32, + .desc = "Nav Pad Up", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_RIGHT, + .gpio = 33, + .desc = "Nav Pad Right", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_DOWN, + .gpio = 34, + .desc = "Nav Pad Down", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_LEFT, + .gpio = 35, + .desc = "Nav Pad Left", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_ENTER, + .gpio = 38, + .desc = "Nav Pad Ok", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = KEY_O, + .gpio = 39, + .desc = "Wheel Off", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = BTN_FORWARD, + .gpio = 50, + .desc = "Focus Forward", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = BTN_BACK, + .gpio = 51, + .desc = "Focus Backward", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = BTN_MIDDLE, + .gpio = 52, + .desc = "Release Half", + .wakeup = 0, + }, { + .type = EV_KEY, + .code = BTN_EXTRA, + .gpio = 53, + .desc = "Release Full", + .wakeup = 0, + }, +}; + +static struct gpio_keys_platform_data pcm037_gpio_keys_platform_data = { + .buttons = pcm037_gpio_keys, + .nbuttons = ARRAY_SIZE(pcm037_gpio_keys), + .rep = 0, /* No auto-repeat */ +}; + +static struct platform_device pcm037_gpio_keys_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &pcm037_gpio_keys_platform_data, + }, +}; + +static int eet_init_devices(void) +{ + if (!machine_is_pcm037() || pcm037_variant() != PCM037_EET) + return 0; + + mxc_iomux_setup_multiple_pins(pcm037_eet_pins, + ARRAY_SIZE(pcm037_eet_pins), "pcm037_eet"); + + /* SPI */ + spi_register_board_info(pcm037_spi_dev, ARRAY_SIZE(pcm037_spi_dev)); +#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE) + mxc_register_device(&mxc_spi_device0, &pcm037_spi1_master); +#endif + + platform_device_register(&pcm037_gpio_keys_device); + + return 0; +} + +late_initcall(eet_init_devices); diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa300.h b/arch/arm/mach-pxa/include/mach/mfp-pxa300.h index ae8441192ef0..7139e0dc26d1 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa300.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa300.h @@ -567,9 +567,9 @@ #define GPIO37_ULPI_DATA_OUT_7 MFP_CFG(GPIO37, AF3) #define GPIO33_ULPI_OTG_INTR MFP_CFG(GPIO33, AF1) -#define ULPI_DIR MFP_CFG_DRV(ULPI_DIR, MFP_AF0, MFP_DS01X) -#define ULPI_NXT MFP_CFG_DRV(ULPI_NXT, MFP_AF0, MFP_DS01X) -#define ULPI_STP MFP_CFG_DRV(ULPI_STP, MFP_AF0, MFP_DS01X) +#define ULPI_DIR MFP_CFG_DRV(ULPI_DIR, AF0, DS01X) +#define ULPI_NXT MFP_CFG_DRV(ULPI_NXT, AF0, DS01X) +#define ULPI_STP MFP_CFG_DRV(ULPI_STP, AF0, DS01X) #endif /* CONFIG_CPU_PXA310 */ #endif /* __ASM_ARCH_MFP_PXA300_H */ diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index 6f678d93bf4e..09b7b1a10cad 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -250,7 +250,7 @@ static DEFINE_PXA3_CKEN(pxa3xx_mmc2, MMC2, 19500000, 0); static struct clk_lookup pxa3xx_clkregs[] = { INIT_CLKREG(&clk_pxa3xx_pout, NULL, "CLK_POUT"), /* Power I2C clock is always on */ - INIT_CLKREG(&clk_dummy, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_dummy, "pxa3xx-pwri2c.1", NULL), INIT_CLKREG(&clk_pxa3xx_lcd, "pxa2xx-fb", NULL), INIT_CLKREG(&clk_pxa3xx_camera, NULL, "CAMCLK"), INIT_CLKREG(&clk_pxa3xx_ac97, NULL, "AC97CLK"), diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 9ea9c05093cd..facbd49eec67 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -208,8 +208,7 @@ struct platform_device realview_i2c_device = { static struct i2c_board_info realview_i2c_board_info[] = { { - I2C_BOARD_INFO("rtc-ds1307", 0xd0 >> 1), - .type = "ds1338", + I2C_BOARD_INFO("ds1338", 0xd0 >> 1), }, }; diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index 89b3ccf35e1b..7936085dd758 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -455,8 +455,8 @@ void __init u300_init_irq(void) for (i = 0; i < NR_IRQS; i++) set_bit(i, (unsigned long *) &mask[0]); u300_enable_intcon_clock(); - vic_init((void __iomem *) U300_INTCON0_VBASE, 0, mask[0], 0); - vic_init((void __iomem *) U300_INTCON1_VBASE, 32, mask[1], 0); + vic_init((void __iomem *) U300_INTCON0_VBASE, 0, mask[0], mask[0]); + vic_init((void __iomem *) U300_INTCON1_VBASE, 32, mask[1], mask[1]); } diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index 69214fc8bd19..31093af7d052 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -342,8 +342,7 @@ static struct platform_device versatile_i2c_device = { static struct i2c_board_info versatile_i2c_board_info[] = { { - I2C_BOARD_INFO("rtc-ds1307", 0xd0 >> 1), - .type = "ds1338", + I2C_BOARD_INFO("ds1338", 0xd0 >> 1), }, }; diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx3.h b/arch/arm/plat-mxc/include/mach/iomux-mx3.h index 27f8d1b2bc6b..2eb182f73876 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx3.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx3.h @@ -602,6 +602,8 @@ enum iomux_pins { #define MX31_PIN_I2C_DAT__SDA IOMUX_MODE(MX31_PIN_I2C_DAT, IOMUX_CONFIG_FUNC) #define MX31_PIN_DCD_DTE1__I2C2_SDA IOMUX_MODE(MX31_PIN_DCD_DTE1, IOMUX_CONFIG_ALT2) #define MX31_PIN_RI_DTE1__I2C2_SCL IOMUX_MODE(MX31_PIN_RI_DTE1, IOMUX_CONFIG_ALT2) +#define MX31_PIN_CSPI2_SS2__I2C3_SDA IOMUX_MODE(MX31_PIN_CSPI2_SS2, IOMUX_CONFIG_ALT1) +#define MX31_PIN_CSPI2_SCLK__I2C3_SCL IOMUX_MODE(MX31_PIN_CSPI2_SCLK, IOMUX_CONFIG_ALT1) #define MX31_PIN_CSI_D4__CSI_D4 IOMUX_MODE(MX31_PIN_CSI_D4, IOMUX_CONFIG_FUNC) #define MX31_PIN_CSI_D5__CSI_D5 IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_FUNC) #define MX31_PIN_CSI_D6__CSI_D6 IOMUX_MODE(MX31_PIN_CSI_D6, IOMUX_CONFIG_FUNC) diff --git a/arch/arm/plat-pxa/gpio.c b/arch/arm/plat-pxa/gpio.c index abc79d44acaa..98548c6903a0 100644 --- a/arch/arm/plat-pxa/gpio.c +++ b/arch/arm/plat-pxa/gpio.c @@ -16,7 +16,7 @@ #include <linux/irq.h> #include <linux/io.h> #include <linux/sysdev.h> -#include <linux/bootmem.h> +#include <linux/slab.h> #include <mach/gpio.h> @@ -112,17 +112,12 @@ static int __init pxa_init_gpio_chip(int gpio_end) int i, gpio, nbanks = gpio_to_bank(gpio_end) + 1; struct pxa_gpio_chip *chips; - /* this is early, we have to use bootmem allocator, and we really - * want this to be allocated dynamically for different 'gpio_end' - */ - chips = alloc_bootmem_low(nbanks * sizeof(struct pxa_gpio_chip)); + chips = kzalloc(nbanks * sizeof(struct pxa_gpio_chip), GFP_KERNEL); if (chips == NULL) { pr_err("%s: failed to allocate GPIO chips\n", __func__); return -ENOMEM; } - memset(chips, 0, nbanks * sizeof(struct pxa_gpio_chip)); - for (i = 0, gpio = 0; i < nbanks; i++, gpio += 32) { struct gpio_chip *c = &chips[i].chip; diff --git a/arch/ia64/include/asm/fpu.h b/arch/ia64/include/asm/fpu.h index 0c26157cffa5..b6395ad1500a 100644 --- a/arch/ia64/include/asm/fpu.h +++ b/arch/ia64/include/asm/fpu.h @@ -6,6 +6,8 @@ * David Mosberger-Tang <[email protected]> */ +#include <linux/types.h> + /* floating point status register: */ #define FPSR_TRAP_VD (1 << 0) /* invalid op trap disabled */ #define FPSR_TRAP_DD (1 << 1) /* denormal trap disabled */ diff --git a/arch/ia64/include/asm/xen/hypervisor.h b/arch/ia64/include/asm/xen/hypervisor.h index e425227a418e..88afb54501e4 100644 --- a/arch/ia64/include/asm/xen/hypervisor.h +++ b/arch/ia64/include/asm/xen/hypervisor.h @@ -33,6 +33,7 @@ #ifndef _ASM_IA64_XEN_HYPERVISOR_H #define _ASM_IA64_XEN_HYPERVISOR_H +#include <linux/err.h> #include <xen/interface/xen.h> #include <xen/interface/version.h> /* to compile feature.c */ #include <xen/features.h> /* to comiple xen-netfront.c */ diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c index 086a2aeb0404..39a3cd0a4173 100644 --- a/arch/ia64/kernel/dma-mapping.c +++ b/arch/ia64/kernel/dma-mapping.c @@ -6,6 +6,14 @@ int iommu_detected __read_mostly; struct dma_map_ops *dma_ops; EXPORT_SYMBOL(dma_ops); +#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16) + +static int __init dma_init(void) +{ + dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES); +} +fs_initcall(dma_init); + struct dma_map_ops *dma_get_ops(struct device *dev) { return dma_ops; diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 9fa2c7dcd05a..ef149880c145 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -736,15 +736,16 @@ void user_disable_single_step(struct task_struct *task) { struct pt_regs *regs = task->thread.regs; - -#if defined(CONFIG_BOOKE) - /* If DAC then do not single step, skip */ - if (task->thread.dabr) - return; -#endif - if (regs != NULL) { -#if defined(CONFIG_40x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) + /* If DAC don't clear DBCRO_IDM or MSR_DE */ + if (task->thread.dabr) + task->thread.dbcr0 &= ~(DBCR0_IC | DBCR0_BT); + else { + task->thread.dbcr0 &= ~(DBCR0_IC | DBCR0_BT | DBCR0_IDM); + regs->msr &= ~MSR_DE; + } +#elif defined(CONFIG_40x) task->thread.dbcr0 &= ~(DBCR0_IC | DBCR0_BT | DBCR0_IDM); regs->msr &= ~MSR_DE; #else diff --git a/arch/powerpc/kernel/vector.S b/arch/powerpc/kernel/vector.S index ef36cbbc5882..ea4d64644d02 100644 --- a/arch/powerpc/kernel/vector.S +++ b/arch/powerpc/kernel/vector.S @@ -80,10 +80,10 @@ _GLOBAL(load_up_altivec) mtvscr vr0 REST_32VRS(0,r4,r5) #ifndef CONFIG_SMP - /* Update last_task_used_math to 'current' */ + /* Update last_task_used_altivec to 'current' */ subi r4,r5,THREAD /* Back to 'current' */ fromreal(r4) - PPC_STL r4,ADDROFF(last_task_used_math)(r3) + PPC_STL r4,ADDROFF(last_task_used_altivec)(r3) #endif /* CONFIG_SMP */ /* restore registers and return */ blr @@ -172,7 +172,7 @@ _GLOBAL(load_up_vsx) oris r12,r12,MSR_VSX@h std r12,_MSR(r1) #ifndef CONFIG_SMP - /* Update last_task_used_math to 'current' */ + /* Update last_task_used_vsx to 'current' */ ld r4,PACACURRENT(r13) std r4,0(r3) #endif /* CONFIG_SMP */ diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index daf866ed0612..330ee807f89e 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -161,6 +161,7 @@ extern int io_apic_set_pci_routing(struct device *dev, int irq, struct io_apic_irq_attr *irq_attr); extern int (*ioapic_renumber_irq)(int ioapic, int irq); extern void ioapic_init_mappings(void); +extern void ioapic_insert_resources(void); extern struct IO_APIC_route_entry **alloc_ioapic_entries(void); extern void free_ioapic_entries(struct IO_APIC_route_entry **ioapic_entries); @@ -180,6 +181,7 @@ extern void ioapic_write_entry(int apic, int pin, #define io_apic_assign_pci_irqs 0 static const int timer_through_8259 = 0; static inline void ioapic_init_mappings(void) { } +static inline void ioapic_insert_resources(void) { } static inline void probe_nr_irqs_gsi(void) { } #endif diff --git a/arch/x86/include/asm/lguest_hcall.h b/arch/x86/include/asm/lguest_hcall.h index d31c4a684078..33600a66755f 100644 --- a/arch/x86/include/asm/lguest_hcall.h +++ b/arch/x86/include/asm/lguest_hcall.h @@ -30,7 +30,7 @@ #include <asm/hw_irq.h> #include <asm/kvm_para.h> -/*G:031 But first, how does our Guest contact the Host to ask for privileged +/*G:030 But first, how does our Guest contact the Host to ask for privileged * operations? There are two ways: the direct way is to make a "hypercall", * to make requests of the Host Itself. * diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 90b5e6efa938..2284a4812b68 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -4181,28 +4181,20 @@ fake_ioapic_page: } } -static int __init ioapic_insert_resources(void) +void __init ioapic_insert_resources(void) { int i; struct resource *r = ioapic_resources; if (!r) { - if (nr_ioapics > 0) { + if (nr_ioapics > 0) printk(KERN_ERR "IO APIC resources couldn't be allocated.\n"); - return -1; - } - return 0; + return; } for (i = 0; i < nr_ioapics; i++) { insert_resource(&iomem_resource, r); r++; } - - return 0; } - -/* Insert the IO APIC resources after PCI initialization has occured to handle - * IO APICS that are mapped in on a BAR in PCI space. */ -late_initcall(ioapic_insert_resources); diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index 7bc65f0f62c4..f2bf1f73d468 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -379,6 +379,11 @@ static void lguest_cpuid(unsigned int *ax, unsigned int *bx, native_cpuid(ax, bx, cx, dx); switch (function) { + case 0: /* ID and highest CPUID. Futureproof a little by sticking to + * older ones. */ + if (*ax > 5) + *ax = 5; + break; case 1: /* Basic feature request. */ /* We only allow kernel to see SSE3, CMPXCHG16B and SSSE3 */ *cx &= 0x00002201; @@ -1079,7 +1084,7 @@ static unsigned lguest_patch(u8 type, u16 clobber, void *ibuf, return insn_len; } -/*G:030 Once we get to lguest_init(), we know we're a Guest. The various +/*G:029 Once we get to lguest_init(), we know we're a Guest. The various * pv_ops structures in the kernel provide points for (almost) every routine we * have to override to avoid privileged instructions. */ __init void lguest_init(void) diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 0fb56db16d18..52e62e57fedd 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -35,6 +35,7 @@ #include <asm/pat.h> #include <asm/e820.h> #include <asm/pci_x86.h> +#include <asm/io_apic.h> static int @@ -227,6 +228,12 @@ void __init pcibios_resource_survey(void) pcibios_allocate_resources(1); e820_reserve_resources_late(); + /* + * Insert the IO APIC resources after PCI initialization has + * occured to handle IO APICS that are mapped in on a BAR in + * PCI space, but before trying to assign unassigned pci res. + */ + ioapic_insert_resources(); } /** diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 43db3ea15b54..fbeefb68a31f 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -213,7 +213,7 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode, * Only allow the generic SCSI ioctls if the host can support it. */ if (!virtio_has_feature(vblk->vdev, VIRTIO_BLK_F_SCSI)) - return -ENOIOCTLCMD; + return -ENOTTY; return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp); } @@ -360,6 +360,9 @@ static int __devinit virtblk_probe(struct virtio_device *vdev) blk_queue_max_phys_segments(vblk->disk->queue, vblk->sg_elems-2); blk_queue_max_hw_segments(vblk->disk->queue, vblk->sg_elems-2); + /* No need to bounce any requests */ + blk_queue_bounce_limit(vblk->disk->queue, BLK_BOUNCE_ANY); + /* No real sector limit. */ blk_queue_max_sectors(vblk->disk->queue, -1U); diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index 94e7e3c8c05a..d97779ef72cb 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c @@ -552,7 +552,7 @@ static int hvc_chars_in_buffer(struct tty_struct *tty) struct hvc_struct *hp = tty->driver_data; if (!hp) - return -1; + return 0; return hp->n_outbuf; } diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c index 94a5d5020abc..ff47907ff1bf 100644 --- a/drivers/char/n_tty.c +++ b/drivers/char/n_tty.c @@ -1331,9 +1331,6 @@ handle_newline: static void n_tty_write_wakeup(struct tty_struct *tty) { - /* Write out any echoed characters that are still pending */ - process_echoes(tty); - if (tty->fasync && test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags)) kill_fasync(&tty->fasync, SIGIO, POLL_OUT); } diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c index 574f1c79b6e6..ec58d8c387ff 100644 --- a/drivers/char/nozomi.c +++ b/drivers/char/nozomi.c @@ -828,7 +828,7 @@ static int receive_data(enum port_type index, struct nozomi *dc) struct port *port = &dc->port[index]; void __iomem *addr = port->dl_addr[port->toggle_dl]; struct tty_struct *tty = tty_port_tty_get(&port->port); - int i; + int i, ret; if (unlikely(!tty)) { DBG1("tty not open for port: %d?", index); @@ -844,12 +844,14 @@ static int receive_data(enum port_type index, struct nozomi *dc) /* disable interrupt in downlink... */ disable_transmit_dl(index, dc); - return 0; + ret = 0; + goto put; } if (unlikely(size == 0)) { dev_err(&dc->pdev->dev, "size == 0?\n"); - return 1; + ret = 1; + goto put; } tty_buffer_request_room(tty, size); @@ -871,8 +873,10 @@ static int receive_data(enum port_type index, struct nozomi *dc) } set_bit(index, &dc->flip); + ret = 1; +put: tty_kref_put(tty); - return 1; + return ret; } /* Debug for interrupts */ @@ -1862,16 +1866,14 @@ static s32 ntty_chars_in_buffer(struct tty_struct *tty) { struct port *port = tty->driver_data; struct nozomi *dc = get_dc_by_tty(tty); - s32 rval; + s32 rval = 0; if (unlikely(!dc || !port)) { - rval = -ENODEV; goto exit_in_buffer; } if (unlikely(!port->port.count)) { dev_err(&dc->pdev->dev, "No tty open?\n"); - rval = -ENODEV; goto exit_in_buffer; } diff --git a/drivers/char/pcmcia/ipwireless/tty.c b/drivers/char/pcmcia/ipwireless/tty.c index 569f2f7743a7..674b3ab3587d 100644 --- a/drivers/char/pcmcia/ipwireless/tty.c +++ b/drivers/char/pcmcia/ipwireless/tty.c @@ -320,10 +320,10 @@ static int ipw_chars_in_buffer(struct tty_struct *linux_tty) struct ipw_tty *tty = linux_tty->driver_data; if (!tty) - return -ENODEV; + return 0; if (!tty->open_count) - return -EINVAL; + return 0; return tty->tx_bytes_queued; } diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c index bfe4cdb2febb..268e17f9ec3f 100644 --- a/drivers/char/specialix.c +++ b/drivers/char/specialix.c @@ -1809,10 +1809,10 @@ static int sx_tiocmset(struct tty_struct *tty, struct file *file, if (clear & TIOCM_DTR) port->MSVR &= ~MSVR_DTR; } - spin_lock_irqsave(&bp->lock, flags); + spin_lock(&bp->lock); sx_out(bp, CD186x_CAR, port_No(port)); sx_out(bp, CD186x_MSVR, port->MSVR); - spin_unlock_irqrestore(&bp->lock, flags); + spin_unlock(&bp->lock); spin_unlock_irqrestore(&port->lock, flags); func_exit(); return 0; @@ -1833,11 +1833,11 @@ static int sx_send_break(struct tty_struct *tty, int length) port->break_length = SPECIALIX_TPS / HZ * length; port->COR2 |= COR2_ETC; port->IER |= IER_TXRDY; - spin_lock_irqsave(&bp->lock, flags); + spin_lock(&bp->lock); sx_out(bp, CD186x_CAR, port_No(port)); sx_out(bp, CD186x_COR2, port->COR2); sx_out(bp, CD186x_IER, port->IER); - spin_unlock_irqrestore(&bp->lock, flags); + spin_unlock(&bp->lock); spin_unlock_irqrestore(&port->lock, flags); sx_wait_CCR(bp); spin_lock_irqsave(&bp->lock, flags); @@ -2023,9 +2023,9 @@ static void sx_unthrottle(struct tty_struct *tty) if (sx_crtscts(tty)) port->MSVR |= MSVR_DTR; /* Else clause: see remark in "sx_throttle"... */ - spin_lock_irqsave(&bp->lock, flags); + spin_lock(&bp->lock); sx_out(bp, CD186x_CAR, port_No(port)); - spin_unlock_irqrestore(&bp->lock, flags); + spin_unlock(&bp->lock); if (I_IXOFF(tty)) { spin_unlock_irqrestore(&port->lock, flags); sx_wait_CCR(bp); @@ -2035,9 +2035,9 @@ static void sx_unthrottle(struct tty_struct *tty) sx_wait_CCR(bp); spin_lock_irqsave(&port->lock, flags); } - spin_lock_irqsave(&bp->lock, flags); + spin_lock(&bp->lock); sx_out(bp, CD186x_MSVR, port->MSVR); - spin_unlock_irqrestore(&bp->lock, flags); + spin_unlock(&bp->lock); spin_unlock_irqrestore(&port->lock, flags); func_exit(); @@ -2061,10 +2061,10 @@ static void sx_stop(struct tty_struct *tty) spin_lock_irqsave(&port->lock, flags); port->IER &= ~IER_TXRDY; - spin_lock_irqsave(&bp->lock, flags); + spin_lock(&bp->lock); sx_out(bp, CD186x_CAR, port_No(port)); sx_out(bp, CD186x_IER, port->IER); - spin_unlock_irqrestore(&bp->lock, flags); + spin_unlock(&bp->lock); spin_unlock_irqrestore(&port->lock, flags); func_exit(); @@ -2089,10 +2089,10 @@ static void sx_start(struct tty_struct *tty) spin_lock_irqsave(&port->lock, flags); if (port->xmit_cnt && port->xmit_buf && !(port->IER & IER_TXRDY)) { port->IER |= IER_TXRDY; - spin_lock_irqsave(&bp->lock, flags); + spin_lock(&bp->lock); sx_out(bp, CD186x_CAR, port_No(port)); sx_out(bp, CD186x_IER, port->IER); - spin_unlock_irqrestore(&bp->lock, flags); + spin_unlock(&bp->lock); } spin_unlock_irqrestore(&port->lock, flags); diff --git a/drivers/char/tty_ldisc.c b/drivers/char/tty_ldisc.c index 0ef0dc97ba20..acd76b767d4c 100644 --- a/drivers/char/tty_ldisc.c +++ b/drivers/char/tty_ldisc.c @@ -790,17 +790,20 @@ void tty_ldisc_hangup(struct tty_struct *tty) * N_TTY. */ if (tty->driver->flags & TTY_DRIVER_RESET_TERMIOS) { - /* Avoid racing set_ldisc */ + /* Avoid racing set_ldisc or tty_ldisc_release */ mutex_lock(&tty->ldisc_mutex); - /* Switch back to N_TTY */ - tty_ldisc_halt(tty); - tty_ldisc_wait_idle(tty); - tty_ldisc_reinit(tty); - /* At this point we have a closed ldisc and we want to - reopen it. We could defer this to the next open but - it means auditing a lot of other paths so this is a FIXME */ - WARN_ON(tty_ldisc_open(tty, tty->ldisc)); - tty_ldisc_enable(tty); + if (tty->ldisc) { /* Not yet closed */ + /* Switch back to N_TTY */ + tty_ldisc_halt(tty); + tty_ldisc_wait_idle(tty); + tty_ldisc_reinit(tty); + /* At this point we have a closed ldisc and we want to + reopen it. We could defer this to the next open but + it means auditing a lot of other paths so this is + a FIXME */ + WARN_ON(tty_ldisc_open(tty, tty->ldisc)); + tty_ldisc_enable(tty); + } mutex_unlock(&tty->ldisc_mutex); tty_reset_termios(tty); } @@ -865,6 +868,7 @@ void tty_ldisc_release(struct tty_struct *tty, struct tty_struct *o_tty) tty_ldisc_wait_idle(tty); + mutex_lock(&tty->ldisc_mutex); /* * Now kill off the ldisc */ @@ -875,6 +879,7 @@ void tty_ldisc_release(struct tty_struct *tty, struct tty_struct *o_tty) /* Ensure the next open requests the N_TTY ldisc */ tty_set_termios_ldisc(tty, N_TTY); + mutex_unlock(&tty->ldisc_mutex); /* This will need doing differently if we need to lock */ if (o_tty) diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c index 4e862a75f7ff..9769b1149f76 100644 --- a/drivers/char/tty_port.c +++ b/drivers/char/tty_port.c @@ -267,7 +267,7 @@ int tty_port_block_til_ready(struct tty_port *port, if (retval == 0) port->flags |= ASYNC_NORMAL_ACTIVE; spin_unlock_irqrestore(&port->lock, flags); - return 0; + return retval; } EXPORT_SYMBOL(tty_port_block_til_ready); diff --git a/drivers/char/vc_screen.c b/drivers/char/vc_screen.c index d94d25c12aa8..c1791a63d99d 100644 --- a/drivers/char/vc_screen.c +++ b/drivers/char/vc_screen.c @@ -495,11 +495,15 @@ void vcs_remove_sysfs(int index) int __init vcs_init(void) { + unsigned int i; + if (register_chrdev(VCS_MAJOR, "vcs", &vcs_fops)) panic("unable to get major %d for vcs device", VCS_MAJOR); vc_class = class_create(THIS_MODULE, "vc"); device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs"); device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa"); + for (i = 0; i < MIN_NR_CONSOLES; i++) + vcs_make_sysfs(i); return 0; } diff --git a/drivers/char/vt.c b/drivers/char/vt.c index 7947bd1b4cf7..404f4c1ee431 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -770,14 +770,12 @@ int vc_allocate(unsigned int currcons) /* return 0 on success */ visual_init(vc, currcons, 1); if (!*vc->vc_uni_pagedir_loc) con_set_default_unimap(vc); - if (!vc->vc_kmalloced) - vc->vc_screenbuf = kmalloc(vc->vc_screenbuf_size, GFP_KERNEL); + vc->vc_screenbuf = kmalloc(vc->vc_screenbuf_size, GFP_KERNEL); if (!vc->vc_screenbuf) { kfree(vc); vc_cons[currcons].d = NULL; return -ENOMEM; } - vc->vc_kmalloced = 1; vc_init(vc, vc->vc_rows, vc->vc_cols, 1); vcs_make_sysfs(currcons); atomic_notifier_call_chain(&vt_notifier_list, VT_ALLOCATE, ¶m); @@ -913,10 +911,8 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc, if (new_scr_end > new_origin) scr_memsetw((void *)new_origin, vc->vc_video_erase_char, new_scr_end - new_origin); - if (vc->vc_kmalloced) - kfree(vc->vc_screenbuf); + kfree(vc->vc_screenbuf); vc->vc_screenbuf = newscreen; - vc->vc_kmalloced = 1; vc->vc_screenbuf_size = new_screen_size; set_origin(vc); @@ -995,8 +991,7 @@ void vc_deallocate(unsigned int currcons) vc->vc_sw->con_deinit(vc); put_pid(vc->vt_pid); module_put(vc->vc_sw->owner); - if (vc->vc_kmalloced) - kfree(vc->vc_screenbuf); + kfree(vc->vc_screenbuf); if (currcons >= MIN_NR_CONSOLES) kfree(vc); vc_cons[currcons].d = NULL; @@ -2881,7 +2876,6 @@ static int __init con_init(void) INIT_WORK(&vc_cons[currcons].SAK_work, vc_SAK); visual_init(vc, currcons, 1); vc->vc_screenbuf = kzalloc(vc->vc_screenbuf_size, GFP_NOWAIT); - vc->vc_kmalloced = 0; vc_init(vc, vc->vc_rows, vc->vc_cols, currcons || !vc->vc_sw->con_save_screen); } diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index 2960b6d73456..9903f270e440 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -101,6 +101,10 @@ int drm_debugfs_create_files(struct drm_info_list *files, int count, continue; tmp = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL); + if (tmp == NULL) { + ret = -1; + goto fail; + } ent = debugfs_create_file(files[i].name, S_IFREG | S_IRUGO, root, tmp, &drm_debugfs_fops); if (!ent) { diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 8104ecaea26f..ffe8f4394d50 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -134,26 +134,29 @@ drm_gem_object_alloc(struct drm_device *dev, size_t size) BUG_ON((size & (PAGE_SIZE - 1)) != 0); obj = kzalloc(sizeof(*obj), GFP_KERNEL); + if (!obj) + goto free; obj->dev = dev; obj->filp = shmem_file_setup("drm mm object", size, VM_NORESERVE); - if (IS_ERR(obj->filp)) { - kfree(obj); - return NULL; - } + if (IS_ERR(obj->filp)) + goto free; kref_init(&obj->refcount); kref_init(&obj->handlecount); obj->size = size; if (dev->driver->gem_init_object != NULL && dev->driver->gem_init_object(obj) != 0) { - fput(obj->filp); - kfree(obj); - return NULL; + goto fput; } atomic_inc(&dev->object_count); atomic_add(obj->size, &dev->object_memory); return obj; +fput: + fput(obj->filp); +free: + kfree(obj); + return NULL; } EXPORT_SYMBOL(drm_gem_object_alloc); diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c index 155a5bbce680..55bb8a82d612 100644 --- a/drivers/gpu/drm/drm_stub.c +++ b/drivers/gpu/drm/drm_stub.c @@ -489,7 +489,7 @@ int drm_put_minor(struct drm_minor **minor_p) */ void drm_put_dev(struct drm_device *dev) { - struct drm_driver *driver = dev->driver; + struct drm_driver *driver; struct drm_map_list *r_list, *list_temp; DRM_DEBUG("\n"); @@ -498,6 +498,7 @@ void drm_put_dev(struct drm_device *dev) DRM_ERROR("cleanup called no dev\n"); return; } + driver = dev->driver; drm_vblank_cleanup(dev); diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index 40b75032ea47..fe949a12fe40 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -327,7 +327,7 @@ ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp, goto out_unref; kmap_offset = dev_offset - bo->vm_node->start; - if (unlikely(kmap_offset) >= bo->num_pages) { + if (unlikely(kmap_offset >= bo->num_pages)) { ret = -EFBIG; goto out_unref; } @@ -401,7 +401,7 @@ ssize_t ttm_bo_fbdev_io(struct ttm_buffer_object *bo, const char __user *wbuf, bool dummy; kmap_offset = (*f_pos >> PAGE_SHIFT); - if (unlikely(kmap_offset) >= bo->num_pages) + if (unlikely(kmap_offset >= bo->num_pages)) return -EFBIG; page_offset = *f_pos & ~PAGE_MASK; diff --git a/drivers/gpu/drm/via/via_irq.c b/drivers/gpu/drm/via/via_irq.c index c248c1d37268..5935b8842e86 100644 --- a/drivers/gpu/drm/via/via_irq.c +++ b/drivers/gpu/drm/via/via_irq.c @@ -183,7 +183,7 @@ int via_enable_vblank(struct drm_device *dev, int crtc) } status = VIA_READ(VIA_REG_INTERRUPT); - VIA_WRITE(VIA_REG_INTERRUPT, status & VIA_IRQ_VBLANK_ENABLE); + VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_VBLANK_ENABLE); VIA_WRITE8(0x83d4, 0x11); VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) | 0x30); @@ -194,6 +194,10 @@ int via_enable_vblank(struct drm_device *dev, int crtc) void via_disable_vblank(struct drm_device *dev, int crtc) { drm_via_private_t *dev_priv = dev->dev_private; + u32 status; + + status = VIA_READ(VIA_REG_INTERRUPT); + VIA_WRITE(VIA_REG_INTERRUPT, status & ~VIA_IRQ_VBLANK_ENABLE); VIA_WRITE8(0x83d4, 0x11); VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) & ~0x30); diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c index 1ebfcab74662..8ff7e35c7069 100644 --- a/drivers/isdn/gigaset/interface.c +++ b/drivers/isdn/gigaset/interface.c @@ -408,6 +408,8 @@ static int if_write_room(struct tty_struct *tty) return retval; } +/* FIXME: This function does not have error returns */ + static int if_chars_in_buffer(struct tty_struct *tty) { struct cardstate *cs; diff --git a/drivers/lguest/lg.h b/drivers/lguest/lg.h index 9c3138265f8e..01c591923793 100644 --- a/drivers/lguest/lg.h +++ b/drivers/lguest/lg.h @@ -38,8 +38,6 @@ struct lguest_pages #define CHANGED_GDT_TLS 4 /* Actually a subset of CHANGED_GDT */ #define CHANGED_ALL 3 -struct lguest; - struct lg_cpu { unsigned int id; struct lguest *lg; diff --git a/drivers/mmc/host/mvsdio.c b/drivers/mmc/host/mvsdio.c index b56d72ff06e9..34e23489811a 100644 --- a/drivers/mmc/host/mvsdio.c +++ b/drivers/mmc/host/mvsdio.c @@ -384,7 +384,7 @@ static irqreturn_t mvsd_irq(int irq, void *dev) u16 val[2] = {0, 0}; val[0] = mvsd_read(MVSD_FIFO); val[1] = mvsd_read(MVSD_FIFO); - memcpy(p, &val, s); + memcpy(p, ((void *)&val) + 4 - s, s); s = 0; intr_status = mvsd_read(MVSD_NOR_INTR_STATUS); } @@ -423,7 +423,7 @@ static irqreturn_t mvsd_irq(int irq, void *dev) if (s < 4) { if (s && (intr_status & MVSD_NOR_TX_AVAIL)) { u16 val[2] = {0, 0}; - memcpy(&val, p, s); + memcpy(((void *)&val) + 4 - s, p, s); mvsd_write(MVSD_FIFO, val[0]); mvsd_write(MVSD_FIFO, val[1]); s = 0; diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c index d7d7109ef47e..e55ac792d68c 100644 --- a/drivers/mmc/host/pxamci.c +++ b/drivers/mmc/host/pxamci.c @@ -168,12 +168,12 @@ static void pxamci_setup_data(struct pxamci_host *host, struct mmc_data *data) if (data->flags & MMC_DATA_READ) { host->dma_dir = DMA_FROM_DEVICE; - dcmd = DCMD_INCTRGADDR | DCMD_FLOWTRG; + dcmd = DCMD_INCTRGADDR | DCMD_FLOWSRC; DRCMR(host->dma_drcmrtx) = 0; DRCMR(host->dma_drcmrrx) = host->dma | DRCMR_MAPVLD; } else { host->dma_dir = DMA_TO_DEVICE; - dcmd = DCMD_INCSRCADDR | DCMD_FLOWSRC; + dcmd = DCMD_INCSRCADDR | DCMD_FLOWTRG; DRCMR(host->dma_drcmrrx) = 0; DRCMR(host->dma_drcmrtx) = host->dma | DRCMR_MAPVLD; } diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c index 17c116bb332c..6de8399d6dd9 100644 --- a/drivers/net/ppp_async.c +++ b/drivers/net/ppp_async.c @@ -356,6 +356,7 @@ ppp_asynctty_receive(struct tty_struct *tty, const unsigned char *buf, if (!skb_queue_empty(&ap->rqueue)) tasklet_schedule(&ap->tsk); ap_put(ap); + tty_unthrottle(tty); } static void diff --git a/drivers/net/ppp_synctty.c b/drivers/net/ppp_synctty.c index aa3d39f38e22..d2fa2db13586 100644 --- a/drivers/net/ppp_synctty.c +++ b/drivers/net/ppp_synctty.c @@ -397,6 +397,7 @@ ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf, if (!skb_queue_empty(&ap->rqueue)) tasklet_schedule(&ap->tsk); sp_put(ap); + tty_unthrottle(tty); } static void diff --git a/drivers/serial/bfin_sport_uart.c b/drivers/serial/bfin_sport_uart.c index 34b4ae0fe760..c108b1a0ce98 100644 --- a/drivers/serial/bfin_sport_uart.c +++ b/drivers/serial/bfin_sport_uart.c @@ -236,7 +236,6 @@ static int sport_startup(struct uart_port *port) int retval; pr_debug("%s enter\n", __func__); - memset(buffer, 20, '\0'); snprintf(buffer, 20, "%s rx", up->name); retval = request_irq(up->rx_irq, sport_uart_rx_irq, IRQF_SAMPLE_RANDOM, buffer, up); if (retval) { diff --git a/drivers/serial/msm_serial.c b/drivers/serial/msm_serial.c index 698048f64f5e..f7c24baa1416 100644 --- a/drivers/serial/msm_serial.c +++ b/drivers/serial/msm_serial.c @@ -730,7 +730,6 @@ static int __devexit msm_serial_remove(struct platform_device *pdev) } static struct platform_driver msm_platform_driver = { - .probe = msm_serial_probe, .remove = msm_serial_remove, .driver = { .name = "msm_serial", diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 5b15d9d8896b..e1f89416ef8c 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -750,7 +750,7 @@ static int acm_tty_chars_in_buffer(struct tty_struct *tty) { struct acm *acm = tty->driver_data; if (!ACM_READY(acm)) - return -EINVAL; + return 0; /* * This is inaccurate (overcounts), but it works. */ diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index bfc5ce000ef9..ccd4dd340d2c 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -521,7 +521,7 @@ static int mos7720_chars_in_buffer(struct tty_struct *tty) mos7720_port = usb_get_serial_port_data(port); if (mos7720_port == NULL) { dbg("%s:leaving ...........", __func__); - return -ENODEV; + return 0; } for (i = 0; i < NUM_URBS; ++i) { diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 14971a926990..3bc609fe2242 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -727,7 +727,7 @@ static int ti_write_room(struct tty_struct *tty) dbg("%s - port %d", __func__, port->number); if (tport == NULL) - return -ENODEV; + return 0; spin_lock_irqsave(&tport->tp_lock, flags); room = ti_buf_space_avail(tport->tp_write_buf); @@ -748,7 +748,7 @@ static int ti_chars_in_buffer(struct tty_struct *tty) dbg("%s - port %d", __func__, port->number); if (tport == NULL) - return -ENODEV; + return 0; spin_lock_irqsave(&tport->tp_lock, flags); chars = ti_buf_data_avail(tport->tp_write_buf); diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 8afcf08eba98..3b54b3940178 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -1119,12 +1119,13 @@ config FB_CARILLO_RANCH config FB_INTEL tristate "Intel 830M/845G/852GM/855GM/865G/915G/945G/945GM/965G/965GM support (EXPERIMENTAL)" - depends on EXPERIMENTAL && FB && PCI && X86 && AGP_INTEL + depends on EXPERIMENTAL && FB && PCI && X86 && AGP_INTEL && EMBEDDED select FB_MODE_HELPERS select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_BOOT_VESA_SUPPORT if FB_INTEL = y + depends on !DRM_I915 help This driver supports the on-board graphics built in to the Intel 830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/965G/965GM chipsets. diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index e641584e212e..887166267443 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -145,6 +145,8 @@ static int pwm_backlight_suspend(struct platform_device *pdev, struct backlight_device *bl = platform_get_drvdata(pdev); struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev); + if (pb->notify) + pb->notify(0); pwm_config(pb->pwm, 0, pb->period); pwm_disable(pb->pwm); return 0; diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c index 193c8f0e5cc5..bcec78ffc765 100644 --- a/drivers/virtio/virtio_pci.c +++ b/drivers/virtio/virtio_pci.c @@ -669,7 +669,7 @@ static int __init virtio_pci_init(void) err = pci_register_driver(&virtio_pci_driver); if (err) - device_unregister(virtio_pci_root); + root_device_unregister(virtio_pci_root); return err; } diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c index e9f950ff86ea..cdd55e0d09f8 100644 --- a/drivers/watchdog/ep93xx_wdt.c +++ b/drivers/watchdog/ep93xx_wdt.c @@ -29,6 +29,7 @@ #include <linux/watchdog.h> #include <linux/timer.h> #include <linux/uaccess.h> +#include <linux/io.h> #include <mach/hardware.h> #define WDT_VERSION "0.3" diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 45c18672b093..7174818c2c13 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -43,6 +43,7 @@ {0x1002, 0x4A4F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ {0x1002, 0x4A50, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ {0x1002, 0x4A54, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x4B48, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ {0x1002, 0x4B49, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ {0x1002, 0x4B4A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ {0x1002, 0x4B4B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420|RADEON_NEW_MEMMAP}, \ @@ -262,6 +263,7 @@ {0x1002, 0x9440, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_NEW_MEMMAP}, \ {0x1002, 0x9441, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_NEW_MEMMAP}, \ {0x1002, 0x9442, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x9443, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_NEW_MEMMAP}, \ {0x1002, 0x9444, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_NEW_MEMMAP}, \ {0x1002, 0x9446, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_NEW_MEMMAP}, \ {0x1002, 0x944A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV770|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ @@ -346,12 +348,12 @@ {0x1002, 0x9599, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV635|RADEON_NEW_MEMMAP}, \ {0x1002, 0x959B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV635|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x95C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x95C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95C5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95C6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95C7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95C9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ - {0x1002, 0x95C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ - {0x1002, 0x95C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95CC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95CD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ {0x1002, 0x95CE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV620|RADEON_NEW_MEMMAP}, \ diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h index d71f7c0f931b..38fe59dc89ae 100644 --- a/include/linux/console_struct.h +++ b/include/linux/console_struct.h @@ -89,7 +89,6 @@ struct vc_data { unsigned int vc_need_wrap : 1; unsigned int vc_can_do_color : 1; unsigned int vc_report_mouse : 2; - unsigned int vc_kmalloced : 1; unsigned char vc_utf : 1; /* Unicode UTF-8 encoding */ unsigned char vc_utf_count; int vc_utf_char; diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 54648e625efd..4759917adc71 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -448,7 +448,7 @@ extern void timer_stats_update_stats(void *timer, pid_t pid, void *startf, static inline void timer_stats_account_hrtimer(struct hrtimer *timer) { - if (likely(!timer->start_pid)) + if (likely(!timer->start_site)) return; timer_stats_update_stats(timer, timer->start_pid, timer->start_site, timer->function, timer->start_comm, 0); diff --git a/include/linux/lguest.h b/include/linux/lguest.h index 7bc1440fc473..dbf2479e808e 100644 --- a/include/linux/lguest.h +++ b/include/linux/lguest.h @@ -11,7 +11,7 @@ #define LG_CLOCK_MIN_DELTA 100UL #define LG_CLOCK_MAX_DELTA ULONG_MAX -/*G:032 The second method of communicating with the Host is to via "struct +/*G:031 The second method of communicating with the Host is to via "struct * lguest_data". Once the Guest's initialization hypercall tells the Host where * this is, the Guest and Host both publish information in it. :*/ struct lguest_data diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index cec79adbe3ea..9c543d6ac535 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -27,6 +27,7 @@ #define VIRTIO_NET_F_CTRL_VQ 17 /* Control channel available */ #define VIRTIO_NET_F_CTRL_RX 18 /* Control channel RX mode support */ #define VIRTIO_NET_F_CTRL_VLAN 19 /* Control channel VLAN filtering */ +#define VIRTIO_NET_F_CTRL_RX_EXTRA 20 /* Extra RX mode control support */ #define VIRTIO_NET_S_LINK_UP 1 /* Link is up */ @@ -81,14 +82,19 @@ typedef __u8 virtio_net_ctrl_ack; #define VIRTIO_NET_ERR 1 /* - * Control the RX mode, ie. promisucous and allmulti. PROMISC and - * ALLMULTI commands require an "out" sg entry containing a 1 byte - * state value, zero = disable, non-zero = enable. These commands - * are supported with the VIRTIO_NET_F_CTRL_RX feature. + * Control the RX mode, ie. promisucous, allmulti, etc... + * All commands require an "out" sg entry containing a 1 byte + * state value, zero = disable, non-zero = enable. Commands + * 0 and 1 are supported with the VIRTIO_NET_F_CTRL_RX feature. + * Commands 2-5 are added with VIRTIO_NET_F_CTRL_RX_EXTRA. */ #define VIRTIO_NET_CTRL_RX 0 #define VIRTIO_NET_CTRL_RX_PROMISC 0 #define VIRTIO_NET_CTRL_RX_ALLMULTI 1 + #define VIRTIO_NET_CTRL_RX_ALLUNI 2 + #define VIRTIO_NET_CTRL_RX_NOMULTI 3 + #define VIRTIO_NET_CTRL_RX_NOUNI 4 + #define VIRTIO_NET_CTRL_RX_NOBCAST 5 /* * Control the MAC filter table. diff --git a/kernel/sched.c b/kernel/sched.c index 01f55ada3598..98972d366fdc 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -493,6 +493,7 @@ struct rt_rq { #endif #ifdef CONFIG_SMP unsigned long rt_nr_migratory; + unsigned long rt_nr_total; int overloaded; struct plist_head pushable_tasks; #endif @@ -2571,15 +2572,37 @@ static void __sched_fork(struct task_struct *p) p->se.avg_wakeup = sysctl_sched_wakeup_granularity; #ifdef CONFIG_SCHEDSTATS - p->se.wait_start = 0; - p->se.sum_sleep_runtime = 0; - p->se.sleep_start = 0; - p->se.block_start = 0; - p->se.sleep_max = 0; - p->se.block_max = 0; - p->se.exec_max = 0; - p->se.slice_max = 0; - p->se.wait_max = 0; + p->se.wait_start = 0; + p->se.wait_max = 0; + p->se.wait_count = 0; + p->se.wait_sum = 0; + + p->se.sleep_start = 0; + p->se.sleep_max = 0; + p->se.sum_sleep_runtime = 0; + + p->se.block_start = 0; + p->se.block_max = 0; + p->se.exec_max = 0; + p->se.slice_max = 0; + + p->se.nr_migrations_cold = 0; + p->se.nr_failed_migrations_affine = 0; + p->se.nr_failed_migrations_running = 0; + p->se.nr_failed_migrations_hot = 0; + p->se.nr_forced_migrations = 0; + p->se.nr_forced2_migrations = 0; + + p->se.nr_wakeups = 0; + p->se.nr_wakeups_sync = 0; + p->se.nr_wakeups_migrate = 0; + p->se.nr_wakeups_local = 0; + p->se.nr_wakeups_remote = 0; + p->se.nr_wakeups_affine = 0; + p->se.nr_wakeups_affine_attempts = 0; + p->se.nr_wakeups_passive = 0; + p->se.nr_wakeups_idle = 0; + #endif INIT_LIST_HEAD(&p->rt.run_list); @@ -9074,7 +9097,7 @@ static void init_rt_rq(struct rt_rq *rt_rq, struct rq *rq) #ifdef CONFIG_SMP rt_rq->rt_nr_migratory = 0; rt_rq->overloaded = 0; - plist_head_init(&rq->rt.pushable_tasks, &rq->lock); + plist_head_init(&rt_rq->pushable_tasks, &rq->lock); #endif rt_rq->rt_time = 0; diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index ba7fd6e9556f..7c248dc30f41 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -687,7 +687,8 @@ place_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int initial) * all of which have the same weight. */ if (sched_feat(NORMALIZED_SLEEPER) && - task_of(se)->policy != SCHED_IDLE) + (!entity_is_task(se) || + task_of(se)->policy != SCHED_IDLE)) thresh = calc_delta_fair(thresh, se); vruntime -= thresh; diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index 9bf0d2a73045..3918e01994e0 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -10,6 +10,8 @@ static inline struct task_struct *rt_task_of(struct sched_rt_entity *rt_se) #ifdef CONFIG_RT_GROUP_SCHED +#define rt_entity_is_task(rt_se) (!(rt_se)->my_q) + static inline struct rq *rq_of_rt_rq(struct rt_rq *rt_rq) { return rt_rq->rq; @@ -22,6 +24,8 @@ static inline struct rt_rq *rt_rq_of_se(struct sched_rt_entity *rt_se) #else /* CONFIG_RT_GROUP_SCHED */ +#define rt_entity_is_task(rt_se) (1) + static inline struct rq *rq_of_rt_rq(struct rt_rq *rt_rq) { return container_of(rt_rq, struct rq, rt); @@ -73,7 +77,7 @@ static inline void rt_clear_overload(struct rq *rq) static void update_rt_migration(struct rt_rq *rt_rq) { - if (rt_rq->rt_nr_migratory && (rt_rq->rt_nr_running > 1)) { + if (rt_rq->rt_nr_migratory && rt_rq->rt_nr_total > 1) { if (!rt_rq->overloaded) { rt_set_overload(rq_of_rt_rq(rt_rq)); rt_rq->overloaded = 1; @@ -86,6 +90,12 @@ static void update_rt_migration(struct rt_rq *rt_rq) static void inc_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) { + if (!rt_entity_is_task(rt_se)) + return; + + rt_rq = &rq_of_rt_rq(rt_rq)->rt; + + rt_rq->rt_nr_total++; if (rt_se->nr_cpus_allowed > 1) rt_rq->rt_nr_migratory++; @@ -94,6 +104,12 @@ static void inc_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) static void dec_rt_migration(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq) { + if (!rt_entity_is_task(rt_se)) + return; + + rt_rq = &rq_of_rt_rq(rt_rq)->rt; + + rt_rq->rt_nr_total--; if (rt_se->nr_cpus_allowed > 1) rt_rq->rt_nr_migratory--; diff --git a/kernel/trace/trace_functions.c b/kernel/trace/trace_functions.c index 7402144bff21..75ef000613c3 100644 --- a/kernel/trace/trace_functions.c +++ b/kernel/trace/trace_functions.c @@ -363,7 +363,7 @@ ftrace_trace_onoff_callback(char *glob, char *cmd, char *param, int enable) out_reg: ret = register_ftrace_function_probe(glob, ops, count); - return ret; + return ret < 0 ? ret : 0; } static struct ftrace_func_command ftrace_traceon_cmd = { diff --git a/sound/arm/pxa2xx-pcm-lib.c b/sound/arm/pxa2xx-pcm-lib.c index 108b643229ba..6205f37d547c 100644 --- a/sound/arm/pxa2xx-pcm-lib.c +++ b/sound/arm/pxa2xx-pcm-lib.c @@ -75,7 +75,7 @@ int __pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream) { struct pxa2xx_runtime_data *rtd = substream->runtime->private_data; - if (rtd && rtd->params) + if (rtd && rtd->params && rtd->params->drcmr) *rtd->params->drcmr = 0; snd_pcm_set_runtime_buffer(substream, NULL); diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index bbb9b42e2604..7e99763ca527 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4505,6 +4505,12 @@ static int alc880_parse_auto_config(struct hda_codec *codec) &dig_nid, 1); if (err < 0) continue; + if (dig_nid > 0x7f) { + printk(KERN_ERR "alc880_auto: invalid dig_nid " + "connection 0x%x for NID 0x%x\n", dig_nid, + spec->autocfg.dig_out_pins[i]); + continue; + } if (!i) spec->multiout.dig_out_nid = dig_nid; else { diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c index 235a71e5ac8d..b5ca02e2038c 100644 --- a/sound/pci/riptide/riptide.c +++ b/sound/pci/riptide/riptide.c @@ -2197,9 +2197,12 @@ static int __init alsa_card_riptide_init(void) if (err < 0) return err; #if defined(SUPPORT_JOYSTICK) - pci_register_driver(&joystick_driver); + err = pci_register_driver(&joystick_driver); + /* On failure unregister formerly registered audio driver */ + if (err < 0) + pci_unregister_driver(&driver); #endif - return 0; + return err; } static void __exit alsa_card_riptide_exit(void) diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index c7b902358b7b..44b9cdc8a83b 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2661,7 +2661,7 @@ static int parse_audio_endpoints(struct snd_usb_audio *chip, int iface_no) struct usb_interface_descriptor *altsd; int i, altno, err, stream; int format; - struct audioformat *fp; + struct audioformat *fp = NULL; unsigned char *fmt, *csep; int num; @@ -2734,6 +2734,18 @@ static int parse_audio_endpoints(struct snd_usb_audio *chip, int iface_no) continue; } + /* + * Blue Microphones workaround: The last altsetting is identical + * with the previous one, except for a larger packet size, but + * is actually a mislabeled two-channel setting; ignore it. + */ + if (fmt[4] == 1 && fmt[5] == 2 && altno == 2 && num == 3 && + fp && fp->altsetting == 1 && fp->channels == 1 && + fp->format == SNDRV_PCM_FORMAT_S16_LE && + le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize) == + fp->maxpacksize * 2) + continue; + csep = snd_usb_find_desc(alts->endpoint[0].extra, alts->endpoint[0].extralen, NULL, USB_DT_CS_ENDPOINT); /* Creamware Noah has this descriptor after the 2nd endpoint */ if (!csep && altsd->bNumEndpoints >= 2) |