HARMONY_GAIN_MA_SHIFT
HARMONY_VOLUME("Monitor Volume", HARMONY_GAIN_MA_SHIFT,
HARMONY_GAIN_MA_SHIFT, HARMONY_GAIN_MA, 1),
#define HARMONY_GAIN_MA_MASK (HARMONY_GAIN_MA << HARMONY_GAIN_MA_SHIFT)
#define HARMONY_MAX_MON (HARMONY_GAIN_MA_MASK >> HARMONY_GAIN_MA_SHIFT)