diff options
Diffstat (limited to 'arch/cris/include/arch-v32/arch/atomic.h')
| -rw-r--r-- | arch/cris/include/arch-v32/arch/atomic.h | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/cris/include/arch-v32/arch/atomic.h b/arch/cris/include/arch-v32/arch/atomic.h index 852ceff8013f..9c7d105b894b 100644 --- a/arch/cris/include/arch-v32/arch/atomic.h +++ b/arch/cris/include/arch-v32/arch/atomic.h @@ -1,36 +1,8 @@ #ifndef __ASM_CRIS_ARCH_ATOMIC__ #define __ASM_CRIS_ARCH_ATOMIC__ -#include <linux/spinlock_types.h> - -extern void cris_spin_unlock(void *l, int val); -extern void cris_spin_lock(void *l); -extern int cris_spin_trylock(void* l); - -#ifndef CONFIG_SMP #define cris_atomic_save(addr, flags) local_irq_save(flags); #define cris_atomic_restore(addr, flags) local_irq_restore(flags); -#else - -extern spinlock_t cris_atomic_locks[]; -#define LOCK_COUNT 128 -#define HASH_ADDR(a) (((int)a) & 127) - -#define cris_atomic_save(addr, flags) \ - local_irq_save(flags); \ - cris_spin_lock((void *)&cris_atomic_locks[HASH_ADDR(addr)].raw_lock.slock); - -#define cris_atomic_restore(addr, flags) \ - { \ - spinlock_t *lock = (void*)&cris_atomic_locks[HASH_ADDR(addr)]; \ - __asm__ volatile ("move.d %1,%0" \ - : "=m" (lock->raw_lock.slock) \ - : "r" (1) \ - : "memory"); \ - local_irq_restore(flags); \ - } - -#endif #endif |