1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2*4882a593Smuzhiyun /* Copyright(c) 2018-2019 Realtek Corporation
3*4882a593Smuzhiyun */
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun #ifndef __RTW_UTIL_H__
6*4882a593Smuzhiyun #define __RTW_UTIL_H__
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun struct rtw_dev;
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #define rtw_iterate_vifs(rtwdev, iterator, data) \
11*4882a593Smuzhiyun ieee80211_iterate_active_interfaces(rtwdev->hw, \
12*4882a593Smuzhiyun IEEE80211_IFACE_ITER_NORMAL, iterator, data)
13*4882a593Smuzhiyun #define rtw_iterate_vifs_atomic(rtwdev, iterator, data) \
14*4882a593Smuzhiyun ieee80211_iterate_active_interfaces_atomic(rtwdev->hw, \
15*4882a593Smuzhiyun IEEE80211_IFACE_ITER_NORMAL, iterator, data)
16*4882a593Smuzhiyun #define rtw_iterate_stas_atomic(rtwdev, iterator, data) \
17*4882a593Smuzhiyun ieee80211_iterate_stations_atomic(rtwdev->hw, iterator, data)
18*4882a593Smuzhiyun #define rtw_iterate_keys(rtwdev, vif, iterator, data) \
19*4882a593Smuzhiyun ieee80211_iter_keys(rtwdev->hw, vif, iterator, data)
20*4882a593Smuzhiyun #define rtw_iterate_keys_rcu(rtwdev, vif, iterator, data) \
21*4882a593Smuzhiyun ieee80211_iter_keys_rcu((rtwdev)->hw, vif, iterator, data)
22*4882a593Smuzhiyun
get_hdr_bssid(struct ieee80211_hdr * hdr)23*4882a593Smuzhiyun static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun __le16 fc = hdr->frame_control;
26*4882a593Smuzhiyun u8 *bssid;
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun if (ieee80211_has_tods(fc))
29*4882a593Smuzhiyun bssid = hdr->addr1;
30*4882a593Smuzhiyun else if (ieee80211_has_fromds(fc))
31*4882a593Smuzhiyun bssid = hdr->addr2;
32*4882a593Smuzhiyun else
33*4882a593Smuzhiyun bssid = hdr->addr3;
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun return bssid;
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun #endif
39