HARMONY_GAIN_RO_SHIFT
HARMONY_GAIN_RO_SHIFT, HARMONY_GAIN_OUT, 1),
#define HARMONY_GAIN_RO_MASK (HARMONY_GAIN_OUT << HARMONY_GAIN_RO_SHIFT)
#define HARMONY_MAX_OUT (HARMONY_GAIN_RO_MASK >> HARMONY_GAIN_RO_SHIFT)