diff options
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/boards/board-sh7757lcr.c | 1 | ||||
-rw-r--r-- | arch/sh/boards/mach-ap325rxa/setup.c | 1 | ||||
-rw-r--r-- | arch/sh/boards/mach-ecovec24/setup.c | 1 | ||||
-rw-r--r-- | arch/sh/boards/mach-kfr2r09/setup.c | 1 | ||||
-rw-r--r-- | arch/sh/boards/mach-migor/setup.c | 1 | ||||
-rw-r--r-- | arch/sh/boards/mach-se/7724/setup.c | 1 | ||||
-rw-r--r-- | arch/sh/include/asm/Kbuild | 1 | ||||
-rw-r--r-- | arch/sh/include/asm/rwsem.h | 132 | ||||
-rw-r--r-- | arch/sh/include/asm/smp.h | 5 | ||||
-rw-r--r-- | arch/sh/include/asm/topology.h | 2 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/smp-shx3.c | 2 | ||||
-rw-r--r-- | arch/sh/kernel/topology.c | 4 |
12 files changed, 4 insertions, 148 deletions
diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c index 324599bfad14..0104c8199c48 100644 --- a/arch/sh/boards/board-sh7757lcr.c +++ b/arch/sh/boards/board-sh7757lcr.c @@ -20,7 +20,6 @@ #include <linux/mfd/tmio.h> #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/sh_eth.h> #include <linux/sh_intc.h> #include <linux/usb/renesas_usbhs.h> diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c index 62c3b81300ed..de8393cb7313 100644 --- a/arch/sh/boards/mach-ap325rxa/setup.c +++ b/arch/sh/boards/mach-ap325rxa/setup.c @@ -15,7 +15,6 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> #include <linux/mtd/sh_flctl.h> #include <linux/mfd/tmio.h> diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index a9c0c07386fd..6d612792f6b8 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -13,7 +13,6 @@ #include <linux/platform_device.h> #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> #include <linux/mfd/tmio.h> #include <linux/gpio.h> diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c index 6bd9230e64e3..5deb2d82f19f 100644 --- a/arch/sh/boards/mach-kfr2r09/setup.c +++ b/arch/sh/boards/mach-kfr2r09/setup.c @@ -11,7 +11,6 @@ #include <linux/platform_device.h> #include <linux/interrupt.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> #include <linux/mtd/physmap.h> #include <linux/mtd/onenand.h> diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index 7a04da3efce4..5de60a77eaa1 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -13,7 +13,6 @@ #include <linux/input.h> #include <linux/input/sh_keysc.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> #include <linux/mfd/tmio.h> #include <linux/mtd/nand.h> diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c index e0e1df136642..f1fecd395679 100644 --- a/arch/sh/boards/mach-se/7724/setup.c +++ b/arch/sh/boards/mach-se/7724/setup.c @@ -15,7 +15,6 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> #include <linux/mtd/physmap.h> #include <linux/delay.h> diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index a319745a7b63..751c3373a92c 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -26,6 +26,7 @@ generic-y += percpu.h generic-y += poll.h generic-y += preempt.h generic-y += resource.h +generic-y += rwsem.h generic-y += sembuf.h generic-y += serial.h generic-y += shmbuf.h diff --git a/arch/sh/include/asm/rwsem.h b/arch/sh/include/asm/rwsem.h deleted file mode 100644 index edab57265293..000000000000 --- a/arch/sh/include/asm/rwsem.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * include/asm-sh/rwsem.h: R/W semaphores for SH using the stuff - * in lib/rwsem.c. - */ - -#ifndef _ASM_SH_RWSEM_H -#define _ASM_SH_RWSEM_H - -#ifndef _LINUX_RWSEM_H -#error "please don't include asm/rwsem.h directly, use linux/rwsem.h instead" -#endif - -#ifdef __KERNEL__ - -#define RWSEM_UNLOCKED_VALUE 0x00000000 -#define RWSEM_ACTIVE_BIAS 0x00000001 -#define RWSEM_ACTIVE_MASK 0x0000ffff -#define RWSEM_WAITING_BIAS (-0x00010000) -#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS -#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) - -/* - * lock for reading - */ -static inline void __down_read(struct rw_semaphore *sem) -{ - if (atomic_inc_return((atomic_t *)(&sem->count)) > 0) - smp_wmb(); - else - rwsem_down_read_failed(sem); -} - -static inline int __down_read_trylock(struct rw_semaphore *sem) -{ - int tmp; - - while ((tmp = sem->count) >= 0) { - if (tmp == cmpxchg(&sem->count, tmp, - tmp + RWSEM_ACTIVE_READ_BIAS)) { - smp_wmb(); - return 1; - } - } - return 0; -} - -/* - * lock for writing - */ -static inline void __down_write(struct rw_semaphore *sem) -{ - int tmp; - - tmp = atomic_add_return(RWSEM_ACTIVE_WRITE_BIAS, - (atomic_t *)(&sem->count)); - if (tmp == RWSEM_ACTIVE_WRITE_BIAS) - smp_wmb(); - else - rwsem_down_write_failed(sem); -} - -static inline int __down_write_trylock(struct rw_semaphore *sem) -{ - int tmp; - - tmp = cmpxchg(&sem->count, RWSEM_UNLOCKED_VALUE, - RWSEM_ACTIVE_WRITE_BIAS); - smp_wmb(); - return tmp == RWSEM_UNLOCKED_VALUE; -} - -/* - * unlock after reading - */ -static inline void __up_read(struct rw_semaphore *sem) -{ - int tmp; - - smp_wmb(); - tmp = atomic_dec_return((atomic_t *)(&sem->count)); - if (tmp < -1 && (tmp & RWSEM_ACTIVE_MASK) == 0) - rwsem_wake(sem); -} - -/* - * unlock after writing - */ -static inline void __up_write(struct rw_semaphore *sem) -{ - smp_wmb(); - if (atomic_sub_return(RWSEM_ACTIVE_WRITE_BIAS, - (atomic_t *)(&sem->count)) < 0) - rwsem_wake(sem); -} - -/* - * implement atomic add functionality - */ -static inline void rwsem_atomic_add(int delta, struct rw_semaphore *sem) -{ - atomic_add(delta, (atomic_t *)(&sem->count)); -} - -/* - * downgrade write lock to read lock - */ -static inline void __downgrade_write(struct rw_semaphore *sem) -{ - int tmp; - - smp_wmb(); - tmp = atomic_add_return(-RWSEM_WAITING_BIAS, (atomic_t *)(&sem->count)); - if (tmp < 0) - rwsem_downgrade_wake(sem); -} - -static inline void __down_write_nested(struct rw_semaphore *sem, int subclass) -{ - __down_write(sem); -} - -/* - * implement exchange and add functionality - */ -static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem) -{ - smp_mb(); - return atomic_add_return(delta, (atomic_t *)(&sem->count)); -} - -#endif /* __KERNEL__ */ -#endif /* _ASM_SH_RWSEM_H */ diff --git a/arch/sh/include/asm/smp.h b/arch/sh/include/asm/smp.h index 1baf0ba96242..c9f8bbdb1bf8 100644 --- a/arch/sh/include/asm/smp.h +++ b/arch/sh/include/asm/smp.h @@ -34,11 +34,6 @@ enum { DECLARE_PER_CPU(int, cpu_state); void smp_message_recv(unsigned int msg); -void smp_timer_broadcast(const struct cpumask *mask); - -void local_timer_interrupt(void); -void local_timer_setup(unsigned int cpu); -void local_timer_stop(unsigned int cpu); void arch_send_call_function_single_ipi(int cpu); void arch_send_call_function_ipi_mask(const struct cpumask *mask); diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h index b0a282d65f6a..358e3f516ef6 100644 --- a/arch/sh/include/asm/topology.h +++ b/arch/sh/include/asm/topology.h @@ -17,7 +17,7 @@ #define mc_capable() (1) -const struct cpumask *cpu_coregroup_mask(unsigned int cpu); +const struct cpumask *cpu_coregroup_mask(int cpu); extern cpumask_t cpu_core_map[NR_CPUS]; diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c index 4a298808789c..839612c8a0a0 100644 --- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c @@ -73,8 +73,6 @@ static void shx3_prepare_cpus(unsigned int max_cpus) { int i; - local_timer_setup(0); - BUILD_BUG_ON(SMP_MSG_NR >= 8); for (i = 0; i < SMP_MSG_NR; i++) diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c index 772caffba22f..c82912a61d74 100644 --- a/arch/sh/kernel/topology.c +++ b/arch/sh/kernel/topology.c @@ -21,7 +21,7 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); cpumask_t cpu_core_map[NR_CPUS]; EXPORT_SYMBOL(cpu_core_map); -static cpumask_t cpu_coregroup_map(unsigned int cpu) +static cpumask_t cpu_coregroup_map(int cpu) { /* * Presently all SH-X3 SMP cores are multi-cores, so just keep it @@ -30,7 +30,7 @@ static cpumask_t cpu_coregroup_map(unsigned int cpu) return *cpu_possible_mask; } -const struct cpumask *cpu_coregroup_mask(unsigned int cpu) +const struct cpumask *cpu_coregroup_mask(int cpu) { return &cpu_core_map[cpu]; } |