drivers/net/wireless/realtek/rtw88/util.h

   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_atomic(rtwdev, iterator, data)                        \
  11         ieee80211_iterate_active_interfaces_atomic(rtwdev->hw,                 \
  12                         IEEE80211_IFACE_ITER_NORMAL, iterator, data)
  13 #define rtw_iterate_stas_atomic(rtwdev, iterator, data)                        \
  14         ieee80211_iterate_stations_atomic(rtwdev->hw, iterator, data)
  15 #define rtw_iterate_keys(rtwdev, vif, iterator, data)                          \
  16         ieee80211_iter_keys(rtwdev->hw, vif, iterator, data)
  17 #define rtw_iterate_keys_rcu(rtwdev, vif, iterator, data)                      \
  18         ieee80211_iter_keys_rcu((rtwdev)->hw, vif, iterator, data)
  19
  20 void rtw_iterate_vifs(struct rtw_dev *rtwdev,
  21                       void (*iterator)(void *data, struct ieee80211_vif *vif),
  22                       void *data);
  23 void rtw_iterate_stas(struct rtw_dev *rtwdev,
  24                       void (*iterator)(void *data,
  25                                        struct ieee80211_sta *sta),
  26                                        void *data);
  27
  28 static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr)
  29 {
  30         __le16 fc = hdr->frame_control;
  31         u8 *bssid;
  32
  33         if (ieee80211_has_tods(fc))
  34                 bssid = hdr->addr1;
  35         else if (ieee80211_has_fromds(fc))
  36                 bssid = hdr->addr2;
  37         else
  38                 bssid = hdr->addr3;
  39
  40         return bssid;
  41 }
  42
  43 #endif