From 9c2c389307c03a35672c80725ccf7968656d87ef Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 9 Sep 2005 11:12:51 +0100 Subject: [ARM] Add memory type based allocation syscalls Add syscall numbers and syscall table entries for mbind, set_mempolicy and get_mempolicy. Signed-off-by: Russell King --- arch/arm/kernel/calls.S | 5 ++++- include/asm-arm/unistd.h | 3 +++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index db07ce42b3b..cc89a73ada6 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -10,7 +10,7 @@ * This file is included twice in entry-common.S */ #ifndef NR_syscalls -#define NR_syscalls 320 +#define NR_syscalls 328 #else __syscall_start: @@ -333,6 +333,9 @@ __syscall_start: .long sys_inotify_init .long sys_inotify_add_watch .long sys_inotify_rm_watch + .long sys_mbind +/* 320 */ .long sys_get_mempolicy + .long sys_set_mempolicy __syscall_end: .rept NR_syscalls - (__syscall_end - __syscall_start) / 4 diff --git a/include/asm-arm/unistd.h b/include/asm-arm/unistd.h index 278de61224d..c49df635a80 100644 --- a/include/asm-arm/unistd.h +++ b/include/asm-arm/unistd.h @@ -355,6 +355,9 @@ #define __NR_inotify_init (__NR_SYSCALL_BASE+316) #define __NR_inotify_add_watch (__NR_SYSCALL_BASE+317) #define __NR_inotify_rm_watch (__NR_SYSCALL_BASE+318) +#define __NR_mbind (__NR_SYSCALL_BASE+319) +#define __NR_get_mempolicy (__NR_SYSCALL_BASE+320) +#define __NR_set_mempolicy (__NR_SYSCALL_BASE+321) /* * The following SWIs are ARM private. -- cgit v1.2.3 From 35efb606e544403835df48cd240441a8e089c80b Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 9 Sep 2005 15:57:17 +0100 Subject: [ARM] Fix typo in arch/arm/Kconfig.debug It's called printch, not printchar Signed-off-by: Russell King --- arch/arm/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 45a5709eaaa..5d3acff8c59 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -53,7 +53,7 @@ config DEBUG_LL bool "Kernel low-level debugging functions" depends on DEBUG_KERNEL help - Say Y here to include definitions of printascii, printchar, printhex + Say Y here to include definitions of printascii, printch, printhex in the kernel. This is helpful if you are debugging code that executes before the console is initialized. -- cgit v1.2.3 From 9b9eb8c06177f07657ad35440b56cbf68e1d253b Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 9 Sep 2005 18:35:12 +0100 Subject: [ARM] sys_mbind needs wrapping sys_mbind is a 6-arg syscall, hence needs wrapping to save the sixth argument. Signed-off-by: Russell King --- arch/arm/kernel/calls.S | 2 +- arch/arm/kernel/entry-common.S | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index cc89a73ada6..949ec4427f2 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -333,7 +333,7 @@ __syscall_start: .long sys_inotify_init .long sys_inotify_add_watch .long sys_inotify_rm_watch - .long sys_mbind + .long sys_mbind_wrapper /* 320 */ .long sys_get_mempolicy .long sys_set_mempolicy __syscall_end: diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 6281d488ac9..db302c6e534 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -269,6 +269,10 @@ sys_arm_fadvise64_64_wrapper: str r5, [sp, #4] @ push r5 to stack b sys_arm_fadvise64_64 +sys_mbind_wrapper: + str r5, [sp, #4] + b sys_mbind + /* * Note: off_4k (r5) is always units of 4K. If we can't do the requested * offset, we return EINVAL. -- cgit v1.2.3 From aa6c2e794f7e1f54dc52c84471c750327fa21ccd Mon Sep 17 00:00:00 2001 From: Richard Purdie Date: Fri, 9 Sep 2005 18:54:03 +0100 Subject: [ARM] 2893/1: [MMC] Update corgi to use the new mmc delayed detection function Patch from Richard Purdie We can remove this timer and its associated code from the corgi platform code now mmc_detect_change() and the pxamci code support an optional delay. Signed-off-by: Richard Purdie Signed-off-by: Russell King --- arch/arm/mach-pxa/corgi.c | 28 +++++----------------------- 1 file changed, 5 insertions(+), 23 deletions(-) diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 29185acdd9e..07b5dd45356 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -131,27 +131,12 @@ static struct platform_device corgits_device = { /* * MMC/SD Device * - * The card detect interrupt isn't debounced so we delay it by HZ/4 + * The card detect interrupt isn't debounced so we delay it by 250ms * to give the card a chance to fully insert/eject. */ -static struct mmc_detect { - struct timer_list detect_timer; - void *devid; -} mmc_detect; +static struct pxamci_platform_data corgi_mci_platform_data; -static void mmc_detect_callback(unsigned long data) -{ - mmc_detect_change(mmc_detect.devid); -} - -static irqreturn_t corgi_mmc_detect_int(int irq, void *devid, struct pt_regs *regs) -{ - mmc_detect.devid=devid; - mod_timer(&mmc_detect.detect_timer, jiffies + HZ/4); - return IRQ_HANDLED; -} - -static int corgi_mci_init(struct device *dev, irqreturn_t (*unused_detect_int)(int, void *, struct pt_regs *), void *data) +static int corgi_mci_init(struct device *dev, irqreturn_t (*corgi_detect_int)(int, void *, struct pt_regs *), void *data) { int err; @@ -161,11 +146,9 @@ static int corgi_mci_init(struct device *dev, irqreturn_t (*unused_detect_int)(i pxa_gpio_mode(CORGI_GPIO_nSD_DETECT | GPIO_IN); pxa_gpio_mode(CORGI_GPIO_SD_PWR | GPIO_OUT); - init_timer(&mmc_detect.detect_timer); - mmc_detect.detect_timer.function = mmc_detect_callback; - mmc_detect.detect_timer.data = (unsigned long) &mmc_detect; + corgi_mci_platform_data.detect_delay = msecs_to_jiffies(250); - err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_mmc_detect_int, SA_INTERRUPT, + err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_detect_int, SA_INTERRUPT, "MMC card detect", data); if (err) { printk(KERN_ERR "corgi_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); @@ -198,7 +181,6 @@ static int corgi_mci_get_ro(struct device *dev) static void corgi_mci_exit(struct device *dev, void *data) { free_irq(CORGI_IRQ_GPIO_nSD_DETECT, data); - del_timer(&mmc_detect.detect_timer); } static struct pxamci_platform_data corgi_mci_platform_data = { -- cgit v1.2.3 From daad56661d56cc382948fc95b74e17d3326b901b Mon Sep 17 00:00:00 2001 From: Richard Purdie Date: Fri, 9 Sep 2005 18:54:04 +0100 Subject: [ARM] 2894/1: Sharp Scoop driver pm_message_t type fix Patch from Richard Purdie Fix a pm_message_t type warning in the Sharp scoop driver Signed-off-by: Richard Purdie Signed-off-by: Russell King --- arch/arm/common/scoop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c index 688a595598c..d3a04c2a2c8 100644 --- a/arch/arm/common/scoop.c +++ b/arch/arm/common/scoop.c @@ -91,7 +91,7 @@ EXPORT_SYMBOL(read_scoop_reg); EXPORT_SYMBOL(write_scoop_reg); #ifdef CONFIG_PM -static int scoop_suspend(struct device *dev, uint32_t state, uint32_t level) +static int scoop_suspend(struct device *dev, pm_message_t state, uint32_t level) { if (level == SUSPEND_POWER_DOWN) { struct scoop_dev *sdev = dev_get_drvdata(dev); -- cgit v1.2.3