snd_pcm_free_stream  777 sound/core/pcm.c 	snd_pcm_free_stream(&pcm->streams[SNDRV_PCM_STREAM_PLAYBACK]);
snd_pcm_free_stream  778 sound/core/pcm.c 	snd_pcm_free_stream(&pcm->streams[SNDRV_PCM_STREAM_CAPTURE]);