ath9k: move rate descriptor reading into a helper

ath9k_process_rate() now does all the rx status processing to
read the rate the hardware passed and translate it to whatever
mac80211 wants.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
1 file changed