322 #define CHN_LOCKOWNED(c)	mtx_owned((c)->lock)  argument
323 #define CHN_LOCK(c)		mtx_lock((c)->lock)  argument
324 #define CHN_UNLOCK(c)		mtx_unlock((c)->lock)  argument
325 #define CHN_TRYLOCK(c)		mtx_trylock((c)->lock)  argument
326 #define CHN_LOCKASSERT(c)	mtx_assert((c)->lock, MA_OWNED)  argument
327 #define CHN_UNLOCKASSERT(c)	mtx_assert((c)->lock, MA_NOTOWNED)  argument
435 #define CHN_STARTED(c)		((c)->flags & CHN_F_TRIGGERED)  argument
436 #define CHN_STOPPED(c)		(!CHN_STARTED(c))  argument
437 #define CHN_DIRSTR(c)		(((c)->direction == PCMDIR_PLAY) ? \  argument
439 #define CHN_BITPERFECT(c)	((c)->flags & CHN_F_BITPERFECT)  argument
440 #define CHN_PASSTHROUGH(c)	((c)->flags & CHN_F_PASSTHROUGH)  argument