ath9k_hw_loadnf
ret = ath9k_hw_loadnf(ah, ah->curchan);
ath9k_hw_loadnf(ah, chan);
ret = ath9k_hw_loadnf(ah, ah->curchan);
EXPORT_SYMBOL(ath9k_hw_loadnf);
int ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
ath9k_hw_loadnf(ah, ah->curchan);
ath9k_hw_loadnf(ah, ah->curchan);
ath9k_hw_loadnf(ah, chan);