snd_soc_get_dai_substream  461 include/sound/soc.h struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
snd_soc_get_dai_substream  354 sound/soc/soc-core.c EXPORT_SYMBOL_GPL(snd_soc_get_dai_substream);