SNDRV_PCM_FORMAT_GSM  161 include/sound/pcm.h #define SNDRV_PCM_FMTBIT_GSM		(1ULL << SNDRV_PCM_FORMAT_GSM)
SNDRV_PCM_FORMAT_GSM  135 sound/core/pcm_misc.c 	[SNDRV_PCM_FORMAT_GSM] = {