snd_pcm_hw_params_choose 831 include/sound/pcm.h int snd_pcm_hw_params_choose(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params); snd_pcm_hw_params_choose 397 sound/core/pcm_native.c err = snd_pcm_hw_params_choose(substream, params);