Sorry, I cannot be of anymore help. I've actually never utilised the AMD HD Audio and my first suggestion was the only one that sprang to mind. Aside from maybe trying each different one in your options (Make sure show disabled is on) I cannot suggest anything else. Good Luck.
Desktop: FX8350 @4.7Ghz, Gigabyte 990FXA-UD7 Motherboard, 16GB Corsair Vengeance @1.7Ghz, Dual Gigabyte HD7950OC @1.175Ghz, Kingston HyperX 128GB SSD, 4TB HDD, CM Inferno Gaming Mouse, Logitech G510, 3x Acer 223W Monitors@5040x1060, Antec DF-85, Corsair H100i, Corsair 1200TX PSU.
Laptop: MSI GX70: AMD A10-5750 @3.5Ghz, HD8970M @1.1Ghz, 16GB Corsair Vengeance @1.6Ghz, 250GB Kingston HyperX SSD, 1TB SSHD, 750GB Seagate, Gamdias Demeter Gaming Mouse, CM SF-17 Cooler.