LP3972_VOL_CHANGE_FLAG_MASK
LP3972_VOL_CHANGE_FLAG_MASK << shift,
LP3972_VOL_CHANGE_FLAG_MASK << shift, 0);
LP3972_VOL_CHANGE_FLAG_MASK, LP3972_VOL_CHANGE_FLAG_GO);
LP3972_VOL_CHANGE_FLAG_MASK, 0);