Comment 10 for bug 849905

PCI Soundcards installed in the system
!!--------------------------------------

03:00.0 Multimedia audio controller: C-Media Electronics Inc CMI8788 [Oxygen HD Audio]

!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!-------------------------------------------------------
--
03:00.0 0401: 13f6:8788
 Subsystem: 7284:9783

your subsystem id not in oxygen_ids

        { OXYGEN_PCI_SUBID(0x5431, 0x017a), .driver_data = MODEL_MERIDIAN_2G },
         /* HT-Omega Claro */
        { OXYGEN_PCI_SUBID(0x7284, 0x9761), .driver_data = MODEL_CLARO },
         /* HT-Omega Claro halo */
        { OXYGEN_PCI_SUBID(0x7284, 0x9781), .driver_data = MODEL_CLARO_HALO },
        { }

http://git.kernel.org/?p=linux/kernel/git/tiwai/sound.git;a=blob;f=sound/pci/oxygen/oxygen.c;h=ada6c256378e18660061c59c37352785314b41f8;hb=f120a6fb486c2500c9ae11fd2da11fbde29bc186