SOUND_MIXER_BASS  820 include/uapi/linux/soundcard.h #define SOUND_MASK_BASS		(1 << SOUND_MIXER_BASS)
SOUND_MIXER_BASS  852 include/uapi/linux/soundcard.h #define SOUND_MIXER_READ_BASS		MIXER_READ(SOUND_MIXER_BASS)
SOUND_MIXER_BASS  882 include/uapi/linux/soundcard.h #define SOUND_MIXER_WRITE_BASS		MIXER_WRITE(SOUND_MIXER_BASS)