diff options
Diffstat (limited to 'arch/arm')
24 files changed, 85 insertions, 33 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5021db2217e..9722f8bb506 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -16,8 +16,7 @@ config ARM select HAVE_ARCH_KGDB select HAVE_KPROBES if (!XIP_KERNEL) select HAVE_KRETPROBES if (HAVE_KPROBES) - select HAVE_FTRACE if (!XIP_KERNEL) - select HAVE_DYNAMIC_FTRACE if (HAVE_FTRACE) + select HAVE_FUNCTION_TRACER if (!XIP_KERNEL) select HAVE_GENERIC_DMA_COHERENT help The ARM series is a line of low-power-consumption RISC chip designs diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 7a03f200788..c47f2a3f8f8 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -70,7 +70,7 @@ SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ targets := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \ head.o misc.o $(OBJS) -ifeq ($(CONFIG_FTRACE),y) +ifeq ($(CONFIG_FUNCTION_TRACER),y) ORIG_CFLAGS := $(KBUILD_CFLAGS) KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) endif diff --git a/arch/arm/common/sharpsl_pm.c b/arch/arm/common/sharpsl_pm.c index db830916140..780bbf7cb26 100644 --- a/arch/arm/common/sharpsl_pm.c +++ b/arch/arm/common/sharpsl_pm.c @@ -54,11 +54,13 @@ /* * Prototypes */ +#ifdef CONFIG_PM static int sharpsl_off_charge_battery(void); -static int sharpsl_check_battery_temp(void); static int sharpsl_check_battery_voltage(void); -static int sharpsl_ac_check(void); static int sharpsl_fatal_check(void); +#endif +static int sharpsl_check_battery_temp(void); +static int sharpsl_ac_check(void); static int sharpsl_average_value(int ad); static void sharpsl_average_clear(void); static void sharpsl_charge_toggle(struct work_struct *private_); @@ -424,6 +426,7 @@ static int sharpsl_check_battery_temp(void) return 0; } +#ifdef CONFIG_PM static int sharpsl_check_battery_voltage(void) { int val, i, buff[5]; @@ -455,6 +458,7 @@ static int sharpsl_check_battery_voltage(void) return 0; } +#endif static int sharpsl_ac_check(void) { @@ -586,8 +590,6 @@ static int corgi_pxa_pm_enter(suspend_state_t state) return 0; } -#endif - /* * Check for fatal battery errors @@ -738,7 +740,10 @@ static int sharpsl_off_charge_battery(void) } } } - +#else +#define sharpsl_pm_suspend NULL +#define sharpsl_pm_resume NULL +#endif static ssize_t battery_percentage_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -768,10 +773,12 @@ static void sharpsl_apm_get_power_status(struct apm_power_info *info) info->battery_life = sharpsl_pm.battstat.mainbat_percent; } +#ifdef CONFIG_PM static struct platform_suspend_ops sharpsl_pm_ops = { .enter = corgi_pxa_pm_enter, .valid = suspend_valid_only_mem, }; +#endif static int __init sharpsl_pm_probe(struct platform_device *pdev) { @@ -802,7 +809,9 @@ static int __init sharpsl_pm_probe(struct platform_device *pdev) apm_get_power_status = sharpsl_apm_get_power_status; +#ifdef CONFIG_PM suspend_set_ops(&sharpsl_pm_ops); +#endif mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250)); diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h index 584ef9a8e5a..39c8bc1a006 100644 --- a/arch/arm/include/asm/ftrace.h +++ b/arch/arm/include/asm/ftrace.h @@ -1,7 +1,7 @@ #ifndef _ASM_ARM_FTRACE #define _ASM_ARM_FTRACE -#ifdef CONFIG_FTRACE +#ifdef CONFIG_FUNCTION_TRACER #define MCOUNT_ADDR ((long)(mcount)) #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 2357b1cf1cf..c74f766ffc1 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -183,6 +183,6 @@ EXPORT_SYMBOL(_find_next_bit_be); EXPORT_SYMBOL(copy_page); -#ifdef CONFIG_FTRACE +#ifdef CONFIG_FUNCTION_TRACER EXPORT_SYMBOL(mcount); #endif diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 3aa14dcc5ba..06269ea375c 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -101,7 +101,7 @@ ENDPROC(ret_from_fork) #undef CALL #define CALL(x) .long x -#ifdef CONFIG_FTRACE +#ifdef CONFIG_FUNCTION_TRACER #ifdef CONFIG_DYNAMIC_FTRACE ENTRY(mcount) stmdb sp!, {r0-r3, lr} @@ -149,7 +149,7 @@ trace: ftrace_stub: mov pc, lr -#endif /* CONFIG_FTRACE */ +#endif /* CONFIG_FUNCTION_TRACER */ /*============================================================================= * SWI handler diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index 76d50e6091b..6c90479e897 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -95,19 +95,6 @@ int ftrace_update_ftrace_func(ftrace_func_t func) return ret; } -int ftrace_mcount_set(unsigned long *data) -{ - unsigned long pc, old; - unsigned long *addr = data; - unsigned char *new; - - pc = (unsigned long)&mcount_call; - memcpy(&old, &mcount_call, MCOUNT_INSN_SIZE); - new = ftrace_call_replace(pc, *addr); - *addr = ftrace_modify_code(pc, (unsigned char *)&old, new); - return 0; -} - /* run from kstop_machine */ int __init ftrace_dyn_arch_init(void *data) { diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c index 9c040c78889..e263fda3e2d 100644 --- a/arch/arm/mach-at91/board-afeb-9260v1.c +++ b/arch/arm/mach-at91/board-afeb-9260v1.c @@ -165,6 +165,7 @@ static struct at91_mmc_data __initdata afeb9260_mmc_data = { static struct i2c_board_info __initdata afeb9260_i2c_devices[] = { { I2C_BOARD_INFO("fm3130", 0x68), + }, { I2C_BOARD_INFO("24c64", 0x50), }, }; diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h index 76d76e2fa69..bffa6741a75 100644 --- a/arch/arm/mach-at91/include/mach/gpio.h +++ b/arch/arm/mach-at91/include/mach/gpio.h @@ -13,6 +13,7 @@ #ifndef __ASM_ARCH_AT91RM9200_GPIO_H #define __ASM_ARCH_AT91RM9200_GPIO_H +#include <linux/kernel.h> #include <asm/irq.h> #define PIN_BASE NR_AIC_IRQS @@ -220,6 +221,7 @@ static inline int gpio_request(unsigned gpio, const char *label) static inline void gpio_free(unsigned gpio) { + might_sleep(); } extern int gpio_direction_input(unsigned gpio); diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index de53f0be71b..48345fb3461 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -26,6 +26,7 @@ #include <linux/serial_core.h> #include <linux/device.h> #include <linux/mm.h> +#include <linux/dma-mapping.h> #include <linux/time.h> #include <linux/timex.h> #include <linux/delay.h> @@ -449,12 +450,13 @@ static struct resource ep93xx_ohci_resources[] = { }, }; + static struct platform_device ep93xx_ohci_device = { .name = "ep93xx-ohci", .id = -1, .dev = { - .dma_mask = (void *)0xffffffff, - .coherent_dma_mask = 0xffffffff, + .dma_mask = &ep93xx_ohci_device.dev.coherent_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(ep93xx_ohci_resources), .resource = ep93xx_ohci_resources, diff --git a/arch/arm/mach-imx/include/mach/gpio.h b/arch/arm/mach-imx/include/mach/gpio.h index 6e3d795f226..502d5aa2c09 100644 --- a/arch/arm/mach-imx/include/mach/gpio.h +++ b/arch/arm/mach-imx/include/mach/gpio.h @@ -1,5 +1,6 @@ #ifndef _IMX_GPIO_H +#include <linux/kernel.h> #include <mach/imx-regs.h> #define IMX_GPIO_ALLOC_MODE_NORMAL 0 @@ -63,6 +64,8 @@ static inline int gpio_request(unsigned gpio, const char *label) static inline void gpio_free(unsigned gpio) { + might_sleep(); + imx_gpio_free(gpio); } diff --git a/arch/arm/mach-ixp4xx/include/mach/gpio.h b/arch/arm/mach-ixp4xx/include/mach/gpio.h index 9fbde177920..cd5aec26c07 100644 --- a/arch/arm/mach-ixp4xx/include/mach/gpio.h +++ b/arch/arm/mach-ixp4xx/include/mach/gpio.h @@ -25,6 +25,7 @@ #ifndef __ASM_ARCH_IXP4XX_GPIO_H #define __ASM_ARCH_IXP4XX_GPIO_H +#include <linux/kernel.h> #include <mach/hardware.h> static inline int gpio_request(unsigned gpio, const char *label) @@ -34,6 +35,8 @@ static inline int gpio_request(unsigned gpio, const char *label) static inline void gpio_free(unsigned gpio) { + might_sleep(); + return; } diff --git a/arch/arm/mach-ks8695/include/mach/gpio.h b/arch/arm/mach-ks8695/include/mach/gpio.h index 73c84168761..d4af5c335f1 100644 --- a/arch/arm/mach-ks8695/include/mach/gpio.h +++ b/arch/arm/mach-ks8695/include/mach/gpio.h @@ -11,6 +11,8 @@ #ifndef __ASM_ARCH_GPIO_H_ #define __ASM_ARCH_GPIO_H_ +#include <linux/kernel.h> + #define KS8695_GPIO_0 0 #define KS8695_GPIO_1 1 #define KS8695_GPIO_2 2 @@ -74,6 +76,7 @@ static inline int gpio_request(unsigned int pin, const char *label) static inline void gpio_free(unsigned int pin) { + might_sleep(); } #endif diff --git a/arch/arm/mach-mx3/mx31ads.c b/arch/arm/mach-mx3/mx31ads.c index 1be4a390c63..f902a7c37c3 100644 --- a/arch/arm/mach-mx3/mx31ads.c +++ b/arch/arm/mach-mx3/mx31ads.c @@ -35,6 +35,8 @@ #include <mach/imx-uart.h> #include <mach/iomux-mx3.h> +#include "devices.h" + /*! * @file mx31ads.c * diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c index 11fda95c86a..843f68c8ead 100644 --- a/arch/arm/mach-mx3/pcm037.c +++ b/arch/arm/mach-mx3/pcm037.c @@ -91,12 +91,12 @@ static struct map_desc pcm037_io_desc[] __initdata = { .virtual = AIPS1_BASE_ADDR_VIRT, .pfn = __phys_to_pfn(AIPS1_BASE_ADDR), .length = AIPS1_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE_NONSHARED }, { .virtual = AIPS2_BASE_ADDR_VIRT, .pfn = __phys_to_pfn(AIPS2_BASE_ADDR), .length = AIPS2_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE_NONSHARED }, }; diff --git a/arch/arm/mach-ns9xxx/gpio.c b/arch/arm/mach-ns9xxx/gpio.c index 5241e6a286c..5503ca09c4a 100644 --- a/arch/arm/mach-ns9xxx/gpio.c +++ b/arch/arm/mach-ns9xxx/gpio.c @@ -8,6 +8,7 @@ * under the terms of the GNU General Public License version 2 as published by * the Free Software Foundation. */ +#include <linux/kernel.h> #include <linux/compiler.h> #include <linux/init.h> #include <linux/spinlock.h> @@ -63,6 +64,7 @@ EXPORT_SYMBOL(gpio_request); void gpio_free(unsigned gpio) { + might_sleep(); clear_bit(gpio, gpiores); return; } diff --git a/arch/arm/mach-orion5x/gpio.c b/arch/arm/mach-orion5x/gpio.c index fc419868e39..f99d08811e5 100644 --- a/arch/arm/mach-orion5x/gpio.c +++ b/arch/arm/mach-orion5x/gpio.c @@ -165,6 +165,8 @@ EXPORT_SYMBOL(gpio_request); void gpio_free(unsigned pin) { + might_sleep(); + if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) { pr_debug("%s: invalid GPIO %d\n", __func__, pin); return; diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c index eb7d6c94aa4..e3525903281 100644 --- a/arch/arm/mach-pxa/corgi_pm.c +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -204,7 +204,9 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = { .read_devdata = corgipm_read_devdata, .charger_wakeup = corgi_charger_wakeup, .should_wakeup = corgi_should_wakeup, -#ifdef CONFIG_BACKLIGHT_CORGI +#if defined(CONFIG_LCD_CORGI) + .backlight_limit = corgi_lcd_limit_intensity, +#elif defined(CONFIG_BACKLIGHT_CORGI) .backlight_limit = corgibl_limit_intensity, #endif .charge_on_volt = SHARPSL_CHARGE_ON_VOLT, diff --git a/arch/arm/mach-pxa/include/mach/sharpsl.h b/arch/arm/mach-pxa/include/mach/sharpsl.h index 3b1d4a72d4d..8242e14a44f 100644 --- a/arch/arm/mach-pxa/include/mach/sharpsl.h +++ b/arch/arm/mach-pxa/include/mach/sharpsl.h @@ -26,6 +26,7 @@ struct corgits_machinfo { * SharpSL Backlight */ extern void corgibl_limit_intensity(int limit); +extern void corgi_lcd_limit_intensity(int limit); /* diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 524f656dc56..f0a5bbae0b4 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -385,6 +385,16 @@ static void __init spitz_init_spi(void) if (err) goto err_free_2; + err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1); + if (err) + goto err_free_3; + err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1); + if (err) + goto err_free_3; + err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1); + if (err) + goto err_free_3; + if (machine_is_akita()) { spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT; spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON; @@ -394,6 +404,8 @@ static void __init spitz_init_spi(void) spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); return; +err_free_3: + gpio_free(SPITZ_GPIO_MAX1111_CS); err_free_2: gpio_free(SPITZ_GPIO_LCDCON_CS); err_free_1: diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c index 53018db106a..072e77cfe5a 100644 --- a/arch/arm/mach-pxa/spitz_pm.c +++ b/arch/arm/mach-pxa/spitz_pm.c @@ -198,7 +198,9 @@ struct sharpsl_charger_machinfo spitz_pm_machinfo = { .read_devdata = spitzpm_read_devdata, .charger_wakeup = spitz_charger_wakeup, .should_wakeup = spitz_should_wakeup, -#ifdef CONFIG_BACKLIGHT_CORGI +#if defined(CONFIG_LCD_CORGI) + .backlight_limit = corgi_lcd_limit_intensity, +#elif defined(CONFIG_BACKLIGHT_CORGI) .backlight_limit = corgibl_limit_intensity, #endif .charge_on_volt = SHARPSL_CHARGE_ON_VOLT, diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index 04dc8b65401..8f6cf56c11c 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -349,7 +349,7 @@ ENTRY(cpu_xsc3_switch_mm) cpu_xsc3_mt_table: .long 0x00 @ L_PTE_MT_UNCACHED .long PTE_EXT_TEX(1) @ L_PTE_MT_BUFFERABLE - .long PTE_CACHEABLE @ L_PTE_MT_WRITETHROUGH + .long PTE_EXT_TEX(5) | PTE_CACHEABLE @ L_PTE_MT_WRITETHROUGH .long PTE_CACHEABLE | PTE_BUFFERABLE @ L_PTE_MT_WRITEBACK .long PTE_EXT_TEX(1) | PTE_BUFFERABLE @ L_PTE_MT_DEV_SHARED .long 0x00 @ unused diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c index 733e0acac91..de5c4747453 100644 --- a/arch/arm/plat-mxc/gpio.c +++ b/arch/arm/plat-mxc/gpio.c @@ -188,7 +188,7 @@ static int mxc_gpio_get(struct gpio_chip *chip, unsigned offset) struct mxc_gpio_port *port = container_of(chip, struct mxc_gpio_port, chip); - return (__raw_readl(port->base + GPIO_DR) >> offset) & 1; + return (__raw_readl(port->base + GPIO_PSR) >> offset) & 1; } static int mxc_gpio_direction_input(struct gpio_chip *chip, unsigned offset) diff --git a/arch/arm/plat-mxc/include/mach/io.h b/arch/arm/plat-mxc/include/mach/io.h index 65b6810124c..5d4cb119644 100644 --- a/arch/arm/plat-mxc/include/mach/io.h +++ b/arch/arm/plat-mxc/include/mach/io.h @@ -14,6 +14,26 @@ /* Allow IO space to be anywhere in the memory */ #define IO_SPACE_LIMIT 0xffffffff +#ifdef CONFIG_ARCH_MX3 +#define __arch_ioremap __mx3_ioremap +#define __arch_iounmap __iounmap + +static inline void __iomem * +__mx3_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype) +{ + if (mtype == MT_DEVICE) { + /* Access all peripherals below 0x80000000 as nonshared device + * but leave l2cc alone. + */ + if ((phys_addr < 0x80000000) && ((phys_addr < L2CC_BASE_ADDR) || + (phys_addr >= L2CC_BASE_ADDR + L2CC_SIZE))) + mtype = MT_DEVICE_NONSHARED; + } + + return __arm_ioremap(phys_addr, size, mtype); +} +#endif + /* io address mapping macro */ #define __io(a) ((void __iomem *)(a)) |