snd_hda_attach_pcm_stream 451 include/sound/hda_codec.h int snd_hda_attach_pcm_stream(struct hda_bus *_bus, struct hda_codec *codec, snd_hda_attach_pcm_stream 3310 sound/pci/hda/hda_codec.c err = snd_hda_attach_pcm_stream(bus, codec, cpcm);