try latest always driver
http://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/hda_generic.c?id=0c055b3413868227f2e85701c4e6938c9581f0e2
http://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/hda_generic.c?id=975cc02a904ae385721f1bdb65eb1bcf707dfaf1
try latest always driver
http:// git.kernel. org/cgit/ linux/kernel/ git/tiwai/ sound.git/ commit/ sound/pci/ hda/hda_ generic. c?id=0c055b3413 868227f2e85701c 4e6938c9581f0e2
http:// git.kernel. org/cgit/ linux/kernel/ git/tiwai/ sound.git/ commit/ sound/pci/ hda/hda_ generic. c?id=975cc02a90 4ae385721f1bdb6 5eb1bcf707dfaf1