tag	line	file	source code
SNDCTL_DSP_RESET	396	drivers/sound/audio.c	case SNDCTL_DSP_RESET:
SNDCTL_DSP_RESET	679	drivers/sound/dmabuf.c	case SNDCTL_DSP_RESET:
SNDCTL_DSP_RESET	641	include/linux/soundcard.h	#define SOUND_PCM_RESET      SNDCTL_DSP_RESET