snd_soc_dai_prepare 157 include/sound/soc-dai.h int snd_soc_dai_prepare(struct snd_soc_dai *dai, snd_soc_dai_prepare 797 sound/soc/soc-pcm.c ret = snd_soc_dai_prepare(codec_dai, substream); snd_soc_dai_prepare 806 sound/soc/soc-pcm.c ret = snd_soc_dai_prepare(cpu_dai, substream);