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(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