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
get_hdr_bssid(struct ieee80211_hdr * hdr)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
44