ALID_AC97SPDIFOUT
return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]);
chip->ichd[ALID_AC97SPDIFOUT].substream = NULL;
.ac97_idx = ALID_AC97SPDIFOUT,
chip->spdif_idx = ALID_AC97SPDIFOUT;