bf5xx_pcm_hw_free 124 sound/soc/blackfin/bf5xx-ac97-pcm.c static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream) bf5xx_pcm_hw_free 77 sound/soc/blackfin/bf5xx-i2s-pcm.c static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)