SOUND_MIXER_LINE1  833 include/uapi/linux/soundcard.h #define SOUND_MASK_LINE1	(1 << SOUND_MIXER_LINE1)
SOUND_MIXER_LINE1  865 include/uapi/linux/soundcard.h #define SOUND_MIXER_READ_LINE1		MIXER_READ(SOUND_MIXER_LINE1)
SOUND_MIXER_LINE1  895 include/uapi/linux/soundcard.h #define SOUND_MIXER_WRITE_LINE1		MIXER_WRITE(SOUND_MIXER_LINE1)
SOUND_MIXER_LINE1 1280 sound/core/oss/mixer_oss.c 		{ SOUND_MIXER_LINE1,	"Aux",			0 },