get_substream 87 sound/usb/line6/capture.c get_substream(line6pcm, SNDRV_PCM_STREAM_CAPTURE); get_substream 131 sound/usb/line6/capture.c get_substream(line6pcm, SNDRV_PCM_STREAM_CAPTURE); get_substream 206 sound/usb/line6/playback.c get_substream(line6pcm, SNDRV_PCM_STREAM_PLAYBACK)->runtime; get_substream 308 sound/usb/line6/playback.c get_substream(line6pcm, SNDRV_PCM_STREAM_PLAYBACK);