PS3_AUDIO_FIFO_STAGE_SIZE
PS3_AUDIO_FIFO_STAGE_SIZE * 4 * 2);
(PS3_AUDIO_FIFO_STAGE_SIZE * 4); /* every 4 times */
.period_bytes_min = PS3_AUDIO_FIFO_STAGE_SIZE * 4,
.period_bytes_max = PS3_AUDIO_FIFO_STAGE_SIZE * 4,
(PS3_AUDIO_FIFO_STAGE_SIZE * PS3_AUDIO_FIFO_STAGE_COUNT)