SNDRV_PCM_FORMAT_SPECIAL 223 include/uapi/sound/asound.h #define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31) SNDRV_PCM_FORMAT_SPECIAL 223 tools/include/uapi/sound/asound.h #define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31)