tag	line	file	source code
_GUS_VOICEFADE	1826	drivers/sound/gus_wave.c	case _GUS_VOICEFADE:
_GUS_VOICEFADE	103	include/linux/ultrasound.h	#define GUS_VOICEFADE(chn, voice)    _GUS_CMD(chn, voice, _GUS_VOICEFADE, 0, 0)