The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/rtw88/util.h

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    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

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