proc_dump_substream_status  145 sound/usb/proc.c 		proc_dump_substream_status(&stream->substream[SNDRV_PCM_STREAM_PLAYBACK], buffer);
proc_dump_substream_status  150 sound/usb/proc.c 		proc_dump_substream_status(&stream->substream[SNDRV_PCM_STREAM_CAPTURE], buffer);