SNDRV_PCM_SUBFORMAT_STD 276 include/uapi/sound/asound.h #define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0) SNDRV_PCM_SUBFORMAT_STD 276 tools/include/uapi/sound/asound.h #define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0)