1 #ifndef __SND_SEQ_LOCK_H
2 #define __SND_SEQ_LOCK_H
4 #include <linux/sched.h>
6 typedef atomic_t snd_use_lock_t;
9 #define snd_use_lock_init(lockp) atomic_set(lockp, 0)
12 #define snd_use_lock_use(lockp) atomic_inc(lockp)
15 #define snd_use_lock_free(lockp) atomic_dec(lockp)
17 /* wait until all locks are released */
18 void snd_use_lock_sync_helper(snd_use_lock_t *lock, const char *file, int line);
19 #define snd_use_lock_sync(lockp) snd_use_lock_sync_helper(lockp, __BASE_FILE__, __LINE__)
21 #endif /* __SND_SEQ_LOCK_H */