void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw);
void ath9k_reload_chainmask_settings(struct ath_softc *sc);
-void ath_radio_disable(struct ath_softc *sc, struct ieee80211_hw *hw);
bool ath9k_uses_beacons(int type);
#ifdef CONFIG_ATH9K_PCI