PLAYBACK_MAX_PERIOD_SIZE   23 sound/soc/amd/acp-pcm-dma.c #define PLAYBACK_MAX_PERIOD_SIZE    16384
PLAYBACK_MAX_PERIOD_SIZE   31 sound/soc/amd/raven/acp3x.h #define PLAYBACK_MAX_PERIOD_SIZE    16384
PLAYBACK_MAX_PERIOD_SIZE   27 sound/soc/qcom/qdsp6/q6asm-dai.c #define PLAYBACK_MAX_PERIOD_SIZE    65536