1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* Copyright(c) 2018-2019 Realtek Corporation 3 */ 4 5 #ifndef __RTW_UTIL_H__ 6 #define __RTW_UTIL_H__ 7 8 struct rtw_dev; 9 10 #define rtw_iterate_vifs(rtwdev, iterator, data) \ 11 ieee80211_iterate_active_interfaces(rtwdev->hw, \ 12 IEEE80211_IFACE_ITER_NORMAL, iterator, data) 13 #define rtw_iterate_vifs_atomic(rtwdev, iterator, data) \ 14 ieee80211_iterate_active_interfaces_atomic(rtwdev->hw, \ 15 IEEE80211_IFACE_ITER_NORMAL, iterator, data) 16 #define rtw_iterate_stas_atomic(rtwdev, iterator, data) \ 17 ieee80211_iterate_stations_atomic(rtwdev->hw, iterator, data) 18 #define rtw_iterate_keys(rtwdev, vif, iterator, data) \ 19 ieee80211_iter_keys(rtwdev->hw, vif, iterator, data) 20 #define rtw_iterate_keys_rcu(rtwdev, vif, iterator, data) \ 21 ieee80211_iter_keys_rcu((rtwdev)->hw, vif, iterator, data) 22 23 static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr) 24 { 25 __le16 fc = hdr->frame_control; 26 u8 *bssid; 27 28 if (ieee80211_has_tods(fc)) 29 bssid = hdr->addr1; 30 else if (ieee80211_has_fromds(fc)) 31 bssid = hdr->addr2; 32 else 33 bssid = hdr->addr3; 34 35 return bssid; 36 } 37 38 #endif 39