cfg80211_get_chans_dfs_usable  539 net/wireless/chan.c 	r1 = cfg80211_get_chans_dfs_usable(wiphy, chandef->center_freq1,
cfg80211_get_chans_dfs_usable  548 net/wireless/chan.c 		r2 = cfg80211_get_chans_dfs_usable(wiphy,