Originally Posted by Gribnif
Actually, it uses the Atheros ath9k driver for both wired and wireless. It supports b/g/n, as well as gigE.
I don't see any in-kernel code for MSI with the ath9k driver.
So, either it's the other atheros driver, or you've got an out-of-tree driver in your box (usually a bad thing). What does lsmod