SNDRV_PCM_FMTBIT_S20  200 include/sound/pcm.h #define SNDRV_PCM_FMTBIT_S20		SNDRV_PCM_FMTBIT_S20_LE
SNDRV_PCM_FMTBIT_S20  213 include/sound/pcm.h #define SNDRV_PCM_FMTBIT_S20		SNDRV_PCM_FMTBIT_S20_BE