61 	struct mutex stream_mutex;  member
365 	mutex_lock(&rt->stream_mutex);  in hiface_pcm_open()
373 		mutex_unlock(&rt->stream_mutex);  in hiface_pcm_open()
387 			mutex_unlock(&rt->stream_mutex);  in hiface_pcm_open()
394 	mutex_unlock(&rt->stream_mutex);  in hiface_pcm_open()
407 	mutex_lock(&rt->stream_mutex);  in hiface_pcm_close()
418 	mutex_unlock(&rt->stream_mutex);  in hiface_pcm_close()
446 	mutex_lock(&rt->stream_mutex);  in hiface_pcm_prepare()
455 			mutex_unlock(&rt->stream_mutex);  in hiface_pcm_prepare()
460 			mutex_unlock(&rt->stream_mutex);  in hiface_pcm_prepare()
464 	mutex_unlock(&rt->stream_mutex);  in hiface_pcm_prepare()
554 		mutex_lock(&rt->stream_mutex);  in hiface_pcm_abort()
556 		mutex_unlock(&rt->stream_mutex);  in hiface_pcm_abort()
597 	mutex_init(&rt->stream_mutex);  in hiface_pcm_init()