In the kernel config, just enable the appropraite options under Alsa
PCI devices section, install the new kernel and you should be all set.
| | [*] Intel HD Audio | |
| | [ ] Build hwdep interface for HD-audio driver | |
| | [ ] Build Realtek HD-audio codec support | |
| | [ ] Build Analog Device HD-audio codec support | |
| | [ ] Build IDT/Sigmatel HD-audio codec support | |
| | [ ] Build VIA HD-audio codec support | |
| | [ ] Build ATI HDMI HD-audio codec support | |
| | [ ] Build Conexant HD-audio codec support | |
| | [ ] Build C-Media HD-audio codec support | |
| | [ ] Build Silicon Labs 3054 HD-modem codec support | |
| | [*] Enable generic HD-audio codec parser | |
| | [ ] Aggressive power-saving on HD-audio | |