X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=include%2Fasm-sparc64%2Fsemaphore.h;h=d9b2034ed1d2ecd24bf648b333c8ad68e0d878d5;hb=f92ffa12f41efab4d4ad2827422d2e0a6c4e0fd2;hp=7f7c0c4e024faa737e67e678c5fe6b1ac8a921a7;hpb=95b00786f3b8fa99f53931361beeb4c10504ad87;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-sparc64/semaphore.h b/include/asm-sparc64/semaphore.h index 7f7c0c4e024..d9b2034ed1d 100644 --- a/include/asm-sparc64/semaphore.h +++ b/include/asm-sparc64/semaphore.h @@ -1,53 +1 @@ -#ifndef _SPARC64_SEMAPHORE_H -#define _SPARC64_SEMAPHORE_H - -/* These are actually reasonable on the V9. - * - * See asm-ppc/semaphore.h for implementation commentary, - * only sparc64 specific issues are commented here. - */ -#ifdef __KERNEL__ - -#include -#include -#include -#include - -struct semaphore { - atomic_t count; - wait_queue_head_t wait; -}; - -#define __SEMAPHORE_INITIALIZER(name, count) \ - { ATOMIC_INIT(count), \ - __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) } - -#define __DECLARE_SEMAPHORE_GENERIC(name, count) \ - struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) - -#define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name, 1) - -static inline void sema_init (struct semaphore *sem, int val) -{ - atomic_set(&sem->count, val); - init_waitqueue_head(&sem->wait); -} - -static inline void init_MUTEX (struct semaphore *sem) -{ - sema_init(sem, 1); -} - -static inline void init_MUTEX_LOCKED (struct semaphore *sem) -{ - sema_init(sem, 0); -} - -extern void up(struct semaphore *sem); -extern void down(struct semaphore *sem); -extern int down_trylock(struct semaphore *sem); -extern int down_interruptible(struct semaphore *sem); - -#endif /* __KERNEL__ */ - -#endif /* !(_SPARC64_SEMAPHORE_H) */ +#include