ALID_SPDIFIN 1303 sound/pci/intel8x0.c return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); ALID_SPDIFIN 1310 sound/pci/intel8x0.c chip->ichd[ALID_SPDIFIN].substream = NULL;