snd_pcm_ioctl_xferi_compat  518 sound/core/pcm_compat.c 		return snd_pcm_ioctl_xferi_compat(substream, SNDRV_PCM_STREAM_PLAYBACK, argp);
snd_pcm_ioctl_xferi_compat  520 sound/core/pcm_compat.c 		return snd_pcm_ioctl_xferi_compat(substream, SNDRV_PCM_STREAM_CAPTURE, argp);