| /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ | 
| /* Copyright(c) 2018-2019  Realtek Corporation | 
|  */ | 
|   | 
| #ifndef __RTW_UTIL_H__ | 
| #define __RTW_UTIL_H__ | 
|   | 
| struct rtw_dev; | 
|   | 
| #define rtw_iterate_vifs(rtwdev, iterator, data)                               \ | 
|     ieee80211_iterate_active_interfaces(rtwdev->hw,                        \ | 
|             IEEE80211_IFACE_ITER_NORMAL, iterator, data) | 
| #define rtw_iterate_vifs_atomic(rtwdev, iterator, data)                        \ | 
|     ieee80211_iterate_active_interfaces_atomic(rtwdev->hw,                 \ | 
|             IEEE80211_IFACE_ITER_NORMAL, iterator, data) | 
| #define rtw_iterate_stas_atomic(rtwdev, iterator, data)                        \ | 
|     ieee80211_iterate_stations_atomic(rtwdev->hw, iterator, data) | 
| #define rtw_iterate_keys(rtwdev, vif, iterator, data)                   \ | 
|     ieee80211_iter_keys(rtwdev->hw, vif, iterator, data) | 
| #define rtw_iterate_keys_rcu(rtwdev, vif, iterator, data)               \ | 
|     ieee80211_iter_keys_rcu((rtwdev)->hw, vif, iterator, data) | 
|   | 
| static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr) | 
| { | 
|     __le16 fc = hdr->frame_control; | 
|     u8 *bssid; | 
|   | 
|     if (ieee80211_has_tods(fc)) | 
|         bssid = hdr->addr1; | 
|     else if (ieee80211_has_fromds(fc)) | 
|         bssid = hdr->addr2; | 
|     else | 
|         bssid = hdr->addr3; | 
|   | 
|     return bssid; | 
| } | 
|   | 
| #endif |