SNDRV_PCM_FMTBIT_S32  181 include/sound/pcm.h #define SNDRV_PCM_FMTBIT_S32		SNDRV_PCM_FMTBIT_S32_LE
SNDRV_PCM_FMTBIT_S32  192 include/sound/pcm.h #define SNDRV_PCM_FMTBIT_S32		SNDRV_PCM_FMTBIT_S32_BE