1 // SPDX-License-Identifier: GPL-2.0-only
3 * mac80211 configuration hooks for cfg80211
5 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
6 * Copyright 2013-2015 Intel Mobile Communications GmbH
7 * Copyright (C) 2015-2017 Intel Deutschland GmbH
8 * Copyright (C) 2018-2022 Intel Corporation
11 #include <linux/ieee80211.h>
12 #include <linux/nl80211.h>
13 #include <linux/rtnetlink.h>
14 #include <linux/slab.h>
15 #include <net/net_namespace.h>
16 #include <linux/rcupdate.h>
17 #include <linux/fips.h>
18 #include <linux/if_ether.h>
19 #include <net/cfg80211.h>
20 #include "ieee80211_i.h"
21 #include "driver-ops.h"
26 static struct ieee80211_link_data *
27 ieee80211_link_or_deflink(struct ieee80211_sub_if_data *sdata, int link_id,
30 struct ieee80211_link_data *link;
34 * For keys, if sdata is not an MLD, we might not use
35 * the return value at all (if it's not a pairwise key),
36 * so in that case (require_valid==false) don't error.
38 if (require_valid && ieee80211_vif_is_mld(&sdata->vif))
39 return ERR_PTR(-EINVAL);
41 return &sdata->deflink;
44 link = sdata_dereference(sdata->link[link_id], sdata);
46 return ERR_PTR(-ENOLINK);
50 static void ieee80211_set_mu_mimo_follow(struct ieee80211_sub_if_data *sdata,
51 struct vif_params *params)
53 bool mu_mimo_groups = false;
54 bool mu_mimo_follow = false;
56 if (params->vht_mumimo_groups) {
59 BUILD_BUG_ON(sizeof(membership) != WLAN_MEMBERSHIP_LEN);
61 memcpy(sdata->vif.bss_conf.mu_group.membership,
62 params->vht_mumimo_groups, WLAN_MEMBERSHIP_LEN);
63 memcpy(sdata->vif.bss_conf.mu_group.position,
64 params->vht_mumimo_groups + WLAN_MEMBERSHIP_LEN,
65 WLAN_USER_POSITION_LEN);
66 ieee80211_link_info_change_notify(sdata, &sdata->deflink,
67 BSS_CHANGED_MU_GROUPS);
68 /* don't care about endianness - just check for 0 */
69 memcpy(&membership, params->vht_mumimo_groups,
71 mu_mimo_groups = membership != 0;
74 if (params->vht_mumimo_follow_addr) {
76 is_valid_ether_addr(params->vht_mumimo_follow_addr);
77 ether_addr_copy(sdata->u.mntr.mu_follow_addr,
78 params->vht_mumimo_follow_addr);
81 sdata->vif.bss_conf.mu_mimo_owner = mu_mimo_groups || mu_mimo_follow;
84 static int ieee80211_set_mon_options(struct ieee80211_sub_if_data *sdata,
85 struct vif_params *params)
87 struct ieee80211_local *local = sdata->local;
88 struct ieee80211_sub_if_data *monitor_sdata;
90 /* check flags first */
91 if (params->flags && ieee80211_sdata_running(sdata)) {
92 u32 mask = MONITOR_FLAG_COOK_FRAMES | MONITOR_FLAG_ACTIVE;
95 * Prohibit MONITOR_FLAG_COOK_FRAMES and
96 * MONITOR_FLAG_ACTIVE to be changed while the
98 * Else we would need to add a lot of cruft
99 * to update everything:
100 * cooked_mntrs, monitor and all fif_* counters
101 * reconfigure hardware
103 if ((params->flags & mask) != (sdata->u.mntr.flags & mask))
107 /* also validate MU-MIMO change */
108 monitor_sdata = wiphy_dereference(local->hw.wiphy,
109 local->monitor_sdata);
111 if (!monitor_sdata &&
112 (params->vht_mumimo_groups || params->vht_mumimo_follow_addr))
115 /* apply all changes now - no failures allowed */
118 ieee80211_set_mu_mimo_follow(monitor_sdata, params);
121 if (ieee80211_sdata_running(sdata)) {
122 ieee80211_adjust_monitor_flags(sdata, -1);
123 sdata->u.mntr.flags = params->flags;
124 ieee80211_adjust_monitor_flags(sdata, 1);
126 ieee80211_configure_filter(local);
129 * Because the interface is down, ieee80211_do_stop
130 * and ieee80211_do_open take care of "everything"
131 * mentioned in the comment above.
133 sdata->u.mntr.flags = params->flags;
140 static int ieee80211_set_ap_mbssid_options(struct ieee80211_sub_if_data *sdata,
141 struct cfg80211_mbssid_config params,
142 struct ieee80211_bss_conf *link_conf)
144 struct ieee80211_sub_if_data *tx_sdata;
146 sdata->vif.mbssid_tx_vif = NULL;
147 link_conf->bssid_index = 0;
148 link_conf->nontransmitted = false;
149 link_conf->ema_ap = false;
150 link_conf->bssid_indicator = 0;
152 if (sdata->vif.type != NL80211_IFTYPE_AP || !params.tx_wdev)
155 tx_sdata = IEEE80211_WDEV_TO_SUB_IF(params.tx_wdev);
159 if (tx_sdata == sdata) {
160 sdata->vif.mbssid_tx_vif = &sdata->vif;
162 sdata->vif.mbssid_tx_vif = &tx_sdata->vif;
163 link_conf->nontransmitted = true;
164 link_conf->bssid_index = params.index;
167 link_conf->ema_ap = true;
172 static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy,
174 unsigned char name_assign_type,
175 enum nl80211_iftype type,
176 struct vif_params *params)
178 struct ieee80211_local *local = wiphy_priv(wiphy);
179 struct wireless_dev *wdev;
180 struct ieee80211_sub_if_data *sdata;
183 err = ieee80211_if_add(local, name, name_assign_type, &wdev, type, params);
187 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
189 if (type == NL80211_IFTYPE_MONITOR) {
190 err = ieee80211_set_mon_options(sdata, params);
192 ieee80211_if_remove(sdata);
200 static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
202 ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev));
207 static int ieee80211_change_iface(struct wiphy *wiphy,
208 struct net_device *dev,
209 enum nl80211_iftype type,
210 struct vif_params *params)
212 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
213 struct ieee80211_local *local = sdata->local;
214 struct sta_info *sta;
217 ret = ieee80211_if_change_type(sdata, type);
221 if (type == NL80211_IFTYPE_AP_VLAN && params->use_4addr == 0) {
222 RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
223 ieee80211_check_fast_rx_iface(sdata);
224 } else if (type == NL80211_IFTYPE_STATION && params->use_4addr >= 0) {
225 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
227 if (params->use_4addr == ifmgd->use_4addr)
230 /* FIXME: no support for 4-addr MLO yet */
231 if (ieee80211_vif_is_mld(&sdata->vif))
234 sdata->u.mgd.use_4addr = params->use_4addr;
235 if (!ifmgd->associated)
238 mutex_lock(&local->sta_mtx);
239 sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid);
241 drv_sta_set_4addr(local, sdata, &sta->sta,
243 mutex_unlock(&local->sta_mtx);
245 if (params->use_4addr)
246 ieee80211_send_4addr_nullfunc(local, sdata);
249 if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
250 ret = ieee80211_set_mon_options(sdata, params);
258 static int ieee80211_start_p2p_device(struct wiphy *wiphy,
259 struct wireless_dev *wdev)
261 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
264 mutex_lock(&sdata->local->chanctx_mtx);
265 ret = ieee80211_check_combinations(sdata, NULL, 0, 0);
266 mutex_unlock(&sdata->local->chanctx_mtx);
270 return ieee80211_do_open(wdev, true);
273 static void ieee80211_stop_p2p_device(struct wiphy *wiphy,
274 struct wireless_dev *wdev)
276 ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev));
279 static int ieee80211_start_nan(struct wiphy *wiphy,
280 struct wireless_dev *wdev,
281 struct cfg80211_nan_conf *conf)
283 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
286 mutex_lock(&sdata->local->chanctx_mtx);
287 ret = ieee80211_check_combinations(sdata, NULL, 0, 0);
288 mutex_unlock(&sdata->local->chanctx_mtx);
292 ret = ieee80211_do_open(wdev, true);
296 ret = drv_start_nan(sdata->local, sdata, conf);
298 ieee80211_sdata_stop(sdata);
300 sdata->u.nan.conf = *conf;
305 static void ieee80211_stop_nan(struct wiphy *wiphy,
306 struct wireless_dev *wdev)
308 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
310 drv_stop_nan(sdata->local, sdata);
311 ieee80211_sdata_stop(sdata);
314 static int ieee80211_nan_change_conf(struct wiphy *wiphy,
315 struct wireless_dev *wdev,
316 struct cfg80211_nan_conf *conf,
319 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
320 struct cfg80211_nan_conf new_conf;
323 if (sdata->vif.type != NL80211_IFTYPE_NAN)
326 if (!ieee80211_sdata_running(sdata))
329 new_conf = sdata->u.nan.conf;
331 if (changes & CFG80211_NAN_CONF_CHANGED_PREF)
332 new_conf.master_pref = conf->master_pref;
334 if (changes & CFG80211_NAN_CONF_CHANGED_BANDS)
335 new_conf.bands = conf->bands;
337 ret = drv_nan_change_conf(sdata->local, sdata, &new_conf, changes);
339 sdata->u.nan.conf = new_conf;
344 static int ieee80211_add_nan_func(struct wiphy *wiphy,
345 struct wireless_dev *wdev,
346 struct cfg80211_nan_func *nan_func)
348 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
351 if (sdata->vif.type != NL80211_IFTYPE_NAN)
354 if (!ieee80211_sdata_running(sdata))
357 spin_lock_bh(&sdata->u.nan.func_lock);
359 ret = idr_alloc(&sdata->u.nan.function_inst_ids,
360 nan_func, 1, sdata->local->hw.max_nan_de_entries + 1,
362 spin_unlock_bh(&sdata->u.nan.func_lock);
367 nan_func->instance_id = ret;
369 WARN_ON(nan_func->instance_id == 0);
371 ret = drv_add_nan_func(sdata->local, sdata, nan_func);
373 spin_lock_bh(&sdata->u.nan.func_lock);
374 idr_remove(&sdata->u.nan.function_inst_ids,
375 nan_func->instance_id);
376 spin_unlock_bh(&sdata->u.nan.func_lock);
382 static struct cfg80211_nan_func *
383 ieee80211_find_nan_func_by_cookie(struct ieee80211_sub_if_data *sdata,
386 struct cfg80211_nan_func *func;
389 lockdep_assert_held(&sdata->u.nan.func_lock);
391 idr_for_each_entry(&sdata->u.nan.function_inst_ids, func, id) {
392 if (func->cookie == cookie)
399 static void ieee80211_del_nan_func(struct wiphy *wiphy,
400 struct wireless_dev *wdev, u64 cookie)
402 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
403 struct cfg80211_nan_func *func;
406 if (sdata->vif.type != NL80211_IFTYPE_NAN ||
407 !ieee80211_sdata_running(sdata))
410 spin_lock_bh(&sdata->u.nan.func_lock);
412 func = ieee80211_find_nan_func_by_cookie(sdata, cookie);
414 instance_id = func->instance_id;
416 spin_unlock_bh(&sdata->u.nan.func_lock);
419 drv_del_nan_func(sdata->local, sdata, instance_id);
422 static int ieee80211_set_noack_map(struct wiphy *wiphy,
423 struct net_device *dev,
426 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
428 sdata->noack_map = noack_map;
430 ieee80211_check_fast_xmit_iface(sdata);
435 static int ieee80211_set_tx(struct ieee80211_sub_if_data *sdata,
436 const u8 *mac_addr, u8 key_idx)
438 struct ieee80211_local *local = sdata->local;
439 struct ieee80211_key *key;
440 struct sta_info *sta;
443 if (!wiphy_ext_feature_isset(local->hw.wiphy,
444 NL80211_EXT_FEATURE_EXT_KEY_ID))
447 sta = sta_info_get_bss(sdata, mac_addr);
452 if (sta->ptk_idx == key_idx)
455 mutex_lock(&local->key_mtx);
456 key = key_mtx_dereference(local, sta->ptk[key_idx]);
458 if (key && key->conf.flags & IEEE80211_KEY_FLAG_NO_AUTO_TX)
459 ret = ieee80211_set_tx_key(key);
461 mutex_unlock(&local->key_mtx);
465 static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
466 int link_id, u8 key_idx, bool pairwise,
467 const u8 *mac_addr, struct key_params *params)
469 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
470 struct ieee80211_link_data *link =
471 ieee80211_link_or_deflink(sdata, link_id, false);
472 struct ieee80211_local *local = sdata->local;
473 struct sta_info *sta = NULL;
474 struct ieee80211_key *key;
477 if (!ieee80211_sdata_running(sdata))
481 return PTR_ERR(link);
483 if (pairwise && params->mode == NL80211_KEY_SET_TX)
484 return ieee80211_set_tx(sdata, mac_addr, key_idx);
486 /* reject WEP and TKIP keys if WEP failed to initialize */
487 switch (params->cipher) {
488 case WLAN_CIPHER_SUITE_WEP40:
489 case WLAN_CIPHER_SUITE_TKIP:
490 case WLAN_CIPHER_SUITE_WEP104:
493 if (WARN_ON_ONCE(fips_enabled))
500 key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len,
501 params->key, params->seq_len, params->seq);
505 key->conf.link_id = link_id;
508 key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;
510 if (params->mode == NL80211_KEY_NO_TX)
511 key->conf.flags |= IEEE80211_KEY_FLAG_NO_AUTO_TX;
513 mutex_lock(&local->sta_mtx);
516 sta = sta_info_get_bss(sdata, mac_addr);
518 * The ASSOC test makes sure the driver is ready to
519 * receive the key. When wpa_supplicant has roamed
520 * using FT, it attempts to set the key before
521 * association has completed, this rejects that attempt
522 * so it will set the key again after association.
524 * TODO: accept the key if we have a station entry and
525 * add it to the device after the station.
527 if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) {
528 ieee80211_key_free_unused(key);
534 switch (sdata->vif.type) {
535 case NL80211_IFTYPE_STATION:
536 if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED)
537 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
539 case NL80211_IFTYPE_AP:
540 case NL80211_IFTYPE_AP_VLAN:
541 /* Keys without a station are used for TX only */
542 if (sta && test_sta_flag(sta, WLAN_STA_MFP))
543 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
545 case NL80211_IFTYPE_ADHOC:
548 case NL80211_IFTYPE_MESH_POINT:
549 #ifdef CONFIG_MAC80211_MESH
550 if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE)
551 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
554 case NL80211_IFTYPE_WDS:
555 case NL80211_IFTYPE_MONITOR:
556 case NL80211_IFTYPE_P2P_DEVICE:
557 case NL80211_IFTYPE_NAN:
558 case NL80211_IFTYPE_UNSPECIFIED:
559 case NUM_NL80211_IFTYPES:
560 case NL80211_IFTYPE_P2P_CLIENT:
561 case NL80211_IFTYPE_P2P_GO:
562 case NL80211_IFTYPE_OCB:
563 /* shouldn't happen */
568 err = ieee80211_key_link(key, link, sta);
571 mutex_unlock(&local->sta_mtx);
576 static struct ieee80211_key *
577 ieee80211_lookup_key(struct ieee80211_sub_if_data *sdata, int link_id,
578 u8 key_idx, bool pairwise, const u8 *mac_addr)
580 struct ieee80211_local *local __maybe_unused = sdata->local;
581 struct ieee80211_link_data *link = &sdata->deflink;
582 struct ieee80211_key *key;
585 link = rcu_dereference_check(sdata->link[link_id],
586 lockdep_is_held(&sdata->wdev.mtx));
592 struct sta_info *sta;
593 struct link_sta_info *link_sta;
595 sta = sta_info_get_bss(sdata, mac_addr);
600 link_sta = rcu_dereference_check(sta->link[link_id],
601 lockdep_is_held(&local->sta_mtx));
605 link_sta = &sta->deflink;
608 if (pairwise && key_idx < NUM_DEFAULT_KEYS)
609 return rcu_dereference_check_key_mtx(local,
613 key_idx < NUM_DEFAULT_KEYS +
614 NUM_DEFAULT_MGMT_KEYS +
615 NUM_DEFAULT_BEACON_KEYS)
616 return rcu_dereference_check_key_mtx(local,
617 link_sta->gtk[key_idx]);
622 if (pairwise && key_idx < NUM_DEFAULT_KEYS)
623 return rcu_dereference_check_key_mtx(local,
624 sdata->keys[key_idx]);
626 key = rcu_dereference_check_key_mtx(local, link->gtk[key_idx]);
630 /* or maybe it was a WEP key */
631 if (key_idx < NUM_DEFAULT_KEYS)
632 return rcu_dereference_check_key_mtx(local, sdata->keys[key_idx]);
637 static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
638 int link_id, u8 key_idx, bool pairwise,
641 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
642 struct ieee80211_local *local = sdata->local;
643 struct ieee80211_key *key;
646 mutex_lock(&local->sta_mtx);
647 mutex_lock(&local->key_mtx);
649 key = ieee80211_lookup_key(sdata, link_id, key_idx, pairwise, mac_addr);
655 ieee80211_key_free(key, sdata->vif.type == NL80211_IFTYPE_STATION);
659 mutex_unlock(&local->key_mtx);
660 mutex_unlock(&local->sta_mtx);
665 static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
666 int link_id, u8 key_idx, bool pairwise,
667 const u8 *mac_addr, void *cookie,
668 void (*callback)(void *cookie,
669 struct key_params *params))
671 struct ieee80211_sub_if_data *sdata;
673 struct key_params params;
674 struct ieee80211_key *key;
679 struct ieee80211_key_seq kseq = {};
681 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
685 key = ieee80211_lookup_key(sdata, link_id, key_idx, pairwise, mac_addr);
689 memset(¶ms, 0, sizeof(params));
691 params.cipher = key->conf.cipher;
693 switch (key->conf.cipher) {
694 case WLAN_CIPHER_SUITE_TKIP:
695 pn64 = atomic64_read(&key->conf.tx_pn);
696 iv32 = TKIP_PN_TO_IV32(pn64);
697 iv16 = TKIP_PN_TO_IV16(pn64);
699 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
700 !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
701 drv_get_key_seq(sdata->local, key, &kseq);
702 iv32 = kseq.tkip.iv32;
703 iv16 = kseq.tkip.iv16;
706 seq[0] = iv16 & 0xff;
707 seq[1] = (iv16 >> 8) & 0xff;
708 seq[2] = iv32 & 0xff;
709 seq[3] = (iv32 >> 8) & 0xff;
710 seq[4] = (iv32 >> 16) & 0xff;
711 seq[5] = (iv32 >> 24) & 0xff;
715 case WLAN_CIPHER_SUITE_CCMP:
716 case WLAN_CIPHER_SUITE_CCMP_256:
717 case WLAN_CIPHER_SUITE_AES_CMAC:
718 case WLAN_CIPHER_SUITE_BIP_CMAC_256:
719 BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
720 offsetof(typeof(kseq), aes_cmac));
722 case WLAN_CIPHER_SUITE_BIP_GMAC_128:
723 case WLAN_CIPHER_SUITE_BIP_GMAC_256:
724 BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
725 offsetof(typeof(kseq), aes_gmac));
727 case WLAN_CIPHER_SUITE_GCMP:
728 case WLAN_CIPHER_SUITE_GCMP_256:
729 BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
730 offsetof(typeof(kseq), gcmp));
732 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
733 !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
734 drv_get_key_seq(sdata->local, key, &kseq);
735 memcpy(seq, kseq.ccmp.pn, 6);
737 pn64 = atomic64_read(&key->conf.tx_pn);
749 if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
751 if (WARN_ON(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV))
753 drv_get_key_seq(sdata->local, key, &kseq);
754 params.seq = kseq.hw.seq;
755 params.seq_len = kseq.hw.seq_len;
759 params.key = key->conf.key;
760 params.key_len = key->conf.keylen;
762 callback(cookie, ¶ms);
770 static int ieee80211_config_default_key(struct wiphy *wiphy,
771 struct net_device *dev,
772 int link_id, u8 key_idx, bool uni,
775 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
776 struct ieee80211_link_data *link =
777 ieee80211_link_or_deflink(sdata, link_id, false);
780 return PTR_ERR(link);
782 ieee80211_set_default_key(link, key_idx, uni, multi);
787 static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
788 struct net_device *dev,
789 int link_id, u8 key_idx)
791 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
792 struct ieee80211_link_data *link =
793 ieee80211_link_or_deflink(sdata, link_id, true);
796 return PTR_ERR(link);
798 ieee80211_set_default_mgmt_key(link, key_idx);
803 static int ieee80211_config_default_beacon_key(struct wiphy *wiphy,
804 struct net_device *dev,
805 int link_id, u8 key_idx)
807 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
808 struct ieee80211_link_data *link =
809 ieee80211_link_or_deflink(sdata, link_id, true);
812 return PTR_ERR(link);
814 ieee80211_set_default_beacon_key(link, key_idx);
819 void sta_set_rate_info_tx(struct sta_info *sta,
820 const struct ieee80211_tx_rate *rate,
821 struct rate_info *rinfo)
824 if (rate->flags & IEEE80211_TX_RC_MCS) {
825 rinfo->flags |= RATE_INFO_FLAGS_MCS;
826 rinfo->mcs = rate->idx;
827 } else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) {
828 rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
829 rinfo->mcs = ieee80211_rate_get_vht_mcs(rate);
830 rinfo->nss = ieee80211_rate_get_vht_nss(rate);
832 struct ieee80211_supported_band *sband;
833 int shift = ieee80211_vif_get_shift(&sta->sdata->vif);
836 sband = ieee80211_get_sband(sta->sdata);
837 WARN_ON_ONCE(sband && !sband->bitrates);
838 if (sband && sband->bitrates) {
839 brate = sband->bitrates[rate->idx].bitrate;
840 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
843 if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
844 rinfo->bw = RATE_INFO_BW_40;
845 else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
846 rinfo->bw = RATE_INFO_BW_80;
847 else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
848 rinfo->bw = RATE_INFO_BW_160;
850 rinfo->bw = RATE_INFO_BW_20;
851 if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
852 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
855 static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
856 int idx, u8 *mac, struct station_info *sinfo)
858 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
859 struct ieee80211_local *local = sdata->local;
860 struct sta_info *sta;
863 mutex_lock(&local->sta_mtx);
865 sta = sta_info_get_by_idx(sdata, idx);
868 memcpy(mac, sta->sta.addr, ETH_ALEN);
869 sta_set_sinfo(sta, sinfo, true);
872 mutex_unlock(&local->sta_mtx);
877 static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
878 int idx, struct survey_info *survey)
880 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
882 return drv_get_survey(local, idx, survey);
885 static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
886 const u8 *mac, struct station_info *sinfo)
888 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
889 struct ieee80211_local *local = sdata->local;
890 struct sta_info *sta;
893 mutex_lock(&local->sta_mtx);
895 sta = sta_info_get_bss(sdata, mac);
898 sta_set_sinfo(sta, sinfo, true);
901 mutex_unlock(&local->sta_mtx);
906 static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
907 struct cfg80211_chan_def *chandef)
909 struct ieee80211_local *local = wiphy_priv(wiphy);
910 struct ieee80211_sub_if_data *sdata;
913 if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
916 if (local->use_chanctx) {
917 sdata = wiphy_dereference(local->hw.wiphy,
918 local->monitor_sdata);
921 mutex_lock(&local->mtx);
922 ieee80211_link_release_channel(&sdata->deflink);
923 ret = ieee80211_link_use_channel(&sdata->deflink,
925 IEEE80211_CHANCTX_EXCLUSIVE);
926 mutex_unlock(&local->mtx);
930 mutex_lock(&local->mtx);
931 if (local->open_count == local->monitors) {
932 local->_oper_chandef = *chandef;
933 ieee80211_hw_config(local, 0);
935 mutex_unlock(&local->mtx);
939 local->monitor_chandef = *chandef;
945 ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
946 const u8 *resp, size_t resp_len,
947 const struct ieee80211_csa_settings *csa,
948 const struct ieee80211_color_change_settings *cca,
949 struct ieee80211_link_data *link)
951 struct probe_resp *new, *old;
953 if (!resp || !resp_len)
956 old = sdata_dereference(link->u.ap.probe_resp, sdata);
958 new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL);
963 memcpy(new->data, resp, resp_len);
966 memcpy(new->cntdwn_counter_offsets, csa->counter_offsets_presp,
967 csa->n_counter_offsets_presp *
968 sizeof(new->cntdwn_counter_offsets[0]));
970 new->cntdwn_counter_offsets[0] = cca->counter_offset_presp;
972 rcu_assign_pointer(link->u.ap.probe_resp, new);
974 kfree_rcu(old, rcu_head);
979 static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata,
980 struct cfg80211_fils_discovery *params,
981 struct ieee80211_link_data *link,
982 struct ieee80211_bss_conf *link_conf)
984 struct fils_discovery_data *new, *old = NULL;
985 struct ieee80211_fils_discovery *fd;
987 if (!params->tmpl || !params->tmpl_len)
990 fd = &link_conf->fils_discovery;
991 fd->min_interval = params->min_interval;
992 fd->max_interval = params->max_interval;
994 old = sdata_dereference(link->u.ap.fils_discovery, sdata);
995 new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL);
998 new->len = params->tmpl_len;
999 memcpy(new->data, params->tmpl, params->tmpl_len);
1000 rcu_assign_pointer(link->u.ap.fils_discovery, new);
1003 kfree_rcu(old, rcu_head);
1009 ieee80211_set_unsol_bcast_probe_resp(struct ieee80211_sub_if_data *sdata,
1010 struct cfg80211_unsol_bcast_probe_resp *params,
1011 struct ieee80211_link_data *link,
1012 struct ieee80211_bss_conf *link_conf)
1014 struct unsol_bcast_probe_resp_data *new, *old = NULL;
1016 if (!params->tmpl || !params->tmpl_len)
1019 old = sdata_dereference(link->u.ap.unsol_bcast_probe_resp, sdata);
1020 new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL);
1023 new->len = params->tmpl_len;
1024 memcpy(new->data, params->tmpl, params->tmpl_len);
1025 rcu_assign_pointer(link->u.ap.unsol_bcast_probe_resp, new);
1028 kfree_rcu(old, rcu_head);
1030 link_conf->unsol_bcast_probe_resp_interval = params->interval;
1035 static int ieee80211_set_ftm_responder_params(
1036 struct ieee80211_sub_if_data *sdata,
1037 const u8 *lci, size_t lci_len,
1038 const u8 *civicloc, size_t civicloc_len,
1039 struct ieee80211_bss_conf *link_conf)
1041 struct ieee80211_ftm_responder_params *new, *old;
1045 if (!lci_len && !civicloc_len)
1048 old = link_conf->ftmr_params;
1049 len = lci_len + civicloc_len;
1051 new = kzalloc(sizeof(*new) + len, GFP_KERNEL);
1055 pos = (u8 *)(new + 1);
1057 new->lci_len = lci_len;
1059 memcpy(pos, lci, lci_len);
1064 new->civicloc_len = civicloc_len;
1065 new->civicloc = pos;
1066 memcpy(pos, civicloc, civicloc_len);
1067 pos += civicloc_len;
1070 link_conf->ftmr_params = new;
1077 ieee80211_copy_mbssid_beacon(u8 *pos, struct cfg80211_mbssid_elems *dst,
1078 struct cfg80211_mbssid_elems *src)
1082 for (i = 0; i < src->cnt; i++) {
1083 memcpy(pos + offset, src->elem[i].data, src->elem[i].len);
1084 dst->elem[i].len = src->elem[i].len;
1085 dst->elem[i].data = pos + offset;
1086 offset += dst->elem[i].len;
1088 dst->cnt = src->cnt;
1094 ieee80211_copy_rnr_beacon(u8 *pos, struct cfg80211_rnr_elems *dst,
1095 struct cfg80211_rnr_elems *src)
1099 for (i = 0; i < src->cnt; i++) {
1100 memcpy(pos + offset, src->elem[i].data, src->elem[i].len);
1101 dst->elem[i].len = src->elem[i].len;
1102 dst->elem[i].data = pos + offset;
1103 offset += dst->elem[i].len;
1105 dst->cnt = src->cnt;
1111 ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
1112 struct ieee80211_link_data *link,
1113 struct cfg80211_beacon_data *params,
1114 const struct ieee80211_csa_settings *csa,
1115 const struct ieee80211_color_change_settings *cca,
1118 struct cfg80211_mbssid_elems *mbssid = NULL;
1119 struct cfg80211_rnr_elems *rnr = NULL;
1120 struct beacon_data *new, *old;
1121 int new_head_len, new_tail_len;
1123 u64 _changed = BSS_CHANGED_BEACON;
1124 struct ieee80211_bss_conf *link_conf = link->conf;
1126 old = sdata_dereference(link->u.ap.beacon, sdata);
1128 /* Need to have a beacon head if we don't have one yet */
1129 if (!params->head && !old)
1132 /* new or old head? */
1134 new_head_len = params->head_len;
1136 new_head_len = old->head_len;
1138 /* new or old tail? */
1139 if (params->tail || !old)
1140 /* params->tail_len will be zero for !params->tail */
1141 new_tail_len = params->tail_len;
1143 new_tail_len = old->tail_len;
1145 size = sizeof(*new) + new_head_len + new_tail_len;
1147 /* new or old multiple BSSID elements? */
1148 if (params->mbssid_ies) {
1149 mbssid = params->mbssid_ies;
1150 size += struct_size(new->mbssid_ies, elem, mbssid->cnt);
1151 if (params->rnr_ies) {
1152 rnr = params->rnr_ies;
1153 size += struct_size(new->rnr_ies, elem, rnr->cnt);
1155 size += ieee80211_get_mbssid_beacon_len(mbssid, rnr,
1157 } else if (old && old->mbssid_ies) {
1158 mbssid = old->mbssid_ies;
1159 size += struct_size(new->mbssid_ies, elem, mbssid->cnt);
1160 if (old && old->rnr_ies) {
1162 size += struct_size(new->rnr_ies, elem, rnr->cnt);
1164 size += ieee80211_get_mbssid_beacon_len(mbssid, rnr,
1168 new = kzalloc(size, GFP_KERNEL);
1172 /* start filling the new info now */
1175 * pointers go into the block we allocated,
1176 * memory is | beacon_data | head | tail | mbssid_ies | rnr_ies
1178 new->head = ((u8 *) new) + sizeof(*new);
1179 new->tail = new->head + new_head_len;
1180 new->head_len = new_head_len;
1181 new->tail_len = new_tail_len;
1182 /* copy in optional mbssid_ies */
1184 u8 *pos = new->tail + new->tail_len;
1186 new->mbssid_ies = (void *)pos;
1187 pos += struct_size(new->mbssid_ies, elem, mbssid->cnt);
1188 pos += ieee80211_copy_mbssid_beacon(pos, new->mbssid_ies,
1191 new->rnr_ies = (void *)pos;
1192 pos += struct_size(new->rnr_ies, elem, rnr->cnt);
1193 ieee80211_copy_rnr_beacon(pos, new->rnr_ies, rnr);
1195 /* update bssid_indicator */
1196 link_conf->bssid_indicator =
1197 ilog2(__roundup_pow_of_two(mbssid->cnt + 1));
1201 new->cntdwn_current_counter = csa->count;
1202 memcpy(new->cntdwn_counter_offsets, csa->counter_offsets_beacon,
1203 csa->n_counter_offsets_beacon *
1204 sizeof(new->cntdwn_counter_offsets[0]));
1206 new->cntdwn_current_counter = cca->count;
1207 new->cntdwn_counter_offsets[0] = cca->counter_offset_beacon;
1212 memcpy(new->head, params->head, new_head_len);
1214 memcpy(new->head, old->head, new_head_len);
1216 /* copy in optional tail */
1218 memcpy(new->tail, params->tail, new_tail_len);
1221 memcpy(new->tail, old->tail, new_tail_len);
1223 err = ieee80211_set_probe_resp(sdata, params->probe_resp,
1224 params->probe_resp_len, csa, cca, link);
1230 _changed |= BSS_CHANGED_AP_PROBE_RESP;
1232 if (params->ftm_responder != -1) {
1233 link_conf->ftm_responder = params->ftm_responder;
1234 err = ieee80211_set_ftm_responder_params(sdata,
1238 params->civicloc_len,
1246 _changed |= BSS_CHANGED_FTM_RESPONDER;
1249 rcu_assign_pointer(link->u.ap.beacon, new);
1250 sdata->u.ap.active = true;
1253 kfree_rcu(old, rcu_head);
1255 *changed |= _changed;
1259 static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
1260 struct cfg80211_ap_settings *params)
1262 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1263 struct ieee80211_local *local = sdata->local;
1264 struct beacon_data *old;
1265 struct ieee80211_sub_if_data *vlan;
1266 u64 changed = BSS_CHANGED_BEACON_INT |
1267 BSS_CHANGED_BEACON_ENABLED |
1268 BSS_CHANGED_BEACON |
1269 BSS_CHANGED_P2P_PS |
1270 BSS_CHANGED_TXPOWER |
1273 int prev_beacon_int;
1274 unsigned int link_id = params->beacon.link_id;
1275 struct ieee80211_link_data *link;
1276 struct ieee80211_bss_conf *link_conf;
1278 link = sdata_dereference(sdata->link[link_id], sdata);
1282 link_conf = link->conf;
1284 old = sdata_dereference(link->u.ap.beacon, sdata);
1288 if (params->smps_mode != NL80211_SMPS_OFF)
1291 link->smps_mode = IEEE80211_SMPS_OFF;
1293 link->needed_rx_chains = sdata->local->rx_chains;
1295 prev_beacon_int = link_conf->beacon_int;
1296 link_conf->beacon_int = params->beacon_interval;
1299 link_conf->ht_ldpc =
1300 params->ht_cap->cap_info &
1301 cpu_to_le16(IEEE80211_HT_CAP_LDPC_CODING);
1303 if (params->vht_cap) {
1304 link_conf->vht_ldpc =
1305 params->vht_cap->vht_cap_info &
1306 cpu_to_le32(IEEE80211_VHT_CAP_RXLDPC);
1307 link_conf->vht_su_beamformer =
1308 params->vht_cap->vht_cap_info &
1309 cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE);
1310 link_conf->vht_su_beamformee =
1311 params->vht_cap->vht_cap_info &
1312 cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE);
1313 link_conf->vht_mu_beamformer =
1314 params->vht_cap->vht_cap_info &
1315 cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
1316 link_conf->vht_mu_beamformee =
1317 params->vht_cap->vht_cap_info &
1318 cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
1321 if (params->he_cap && params->he_oper) {
1322 link_conf->he_support = true;
1323 link_conf->htc_trig_based_pkt_ext =
1324 le32_get_bits(params->he_oper->he_oper_params,
1325 IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK);
1326 link_conf->frame_time_rts_th =
1327 le32_get_bits(params->he_oper->he_oper_params,
1328 IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK);
1329 changed |= BSS_CHANGED_HE_OBSS_PD;
1331 if (params->beacon.he_bss_color.enabled)
1332 changed |= BSS_CHANGED_HE_BSS_COLOR;
1335 if (params->he_cap) {
1336 link_conf->he_ldpc =
1337 params->he_cap->phy_cap_info[1] &
1338 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
1339 link_conf->he_su_beamformer =
1340 params->he_cap->phy_cap_info[3] &
1341 IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER;
1342 link_conf->he_su_beamformee =
1343 params->he_cap->phy_cap_info[4] &
1344 IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE;
1345 link_conf->he_mu_beamformer =
1346 params->he_cap->phy_cap_info[4] &
1347 IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER;
1348 link_conf->he_full_ul_mumimo =
1349 params->he_cap->phy_cap_info[2] &
1350 IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO;
1353 if (params->eht_cap) {
1354 if (!link_conf->he_support)
1357 link_conf->eht_support = true;
1358 link_conf->eht_puncturing = params->punct_bitmap;
1359 changed |= BSS_CHANGED_EHT_PUNCTURING;
1361 link_conf->eht_su_beamformer =
1362 params->eht_cap->fixed.phy_cap_info[0] &
1363 IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER;
1364 link_conf->eht_su_beamformee =
1365 params->eht_cap->fixed.phy_cap_info[0] &
1366 IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE;
1367 link_conf->eht_mu_beamformer =
1368 params->eht_cap->fixed.phy_cap_info[7] &
1369 (IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ |
1370 IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ |
1371 IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ);
1373 link_conf->eht_su_beamformer = false;
1374 link_conf->eht_su_beamformee = false;
1375 link_conf->eht_mu_beamformer = false;
1378 if (sdata->vif.type == NL80211_IFTYPE_AP &&
1379 params->mbssid_config.tx_wdev) {
1380 err = ieee80211_set_ap_mbssid_options(sdata,
1381 params->mbssid_config,
1387 mutex_lock(&local->mtx);
1388 err = ieee80211_link_use_channel(link, ¶ms->chandef,
1389 IEEE80211_CHANCTX_SHARED);
1391 ieee80211_link_copy_chanctx_to_vlans(link, false);
1392 mutex_unlock(&local->mtx);
1394 link_conf->beacon_int = prev_beacon_int;
1399 * Apply control port protocol, this allows us to
1400 * not encrypt dynamic WEP control frames.
1402 sdata->control_port_protocol = params->crypto.control_port_ethertype;
1403 sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt;
1404 sdata->control_port_over_nl80211 =
1405 params->crypto.control_port_over_nl80211;
1406 sdata->control_port_no_preauth =
1407 params->crypto.control_port_no_preauth;
1409 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
1410 vlan->control_port_protocol =
1411 params->crypto.control_port_ethertype;
1412 vlan->control_port_no_encrypt =
1413 params->crypto.control_port_no_encrypt;
1414 vlan->control_port_over_nl80211 =
1415 params->crypto.control_port_over_nl80211;
1416 vlan->control_port_no_preauth =
1417 params->crypto.control_port_no_preauth;
1420 link_conf->dtim_period = params->dtim_period;
1421 link_conf->enable_beacon = true;
1422 link_conf->allow_p2p_go_ps = sdata->vif.p2p;
1423 link_conf->twt_responder = params->twt_responder;
1424 link_conf->he_obss_pd = params->he_obss_pd;
1425 link_conf->he_bss_color = params->beacon.he_bss_color;
1426 sdata->vif.cfg.s1g = params->chandef.chan->band ==
1429 sdata->vif.cfg.ssid_len = params->ssid_len;
1430 if (params->ssid_len)
1431 memcpy(sdata->vif.cfg.ssid, params->ssid,
1433 link_conf->hidden_ssid =
1434 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
1436 memset(&link_conf->p2p_noa_attr, 0,
1437 sizeof(link_conf->p2p_noa_attr));
1438 link_conf->p2p_noa_attr.oppps_ctwindow =
1439 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
1440 if (params->p2p_opp_ps)
1441 link_conf->p2p_noa_attr.oppps_ctwindow |=
1442 IEEE80211_P2P_OPPPS_ENABLE_BIT;
1444 sdata->beacon_rate_set = false;
1445 if (wiphy_ext_feature_isset(local->hw.wiphy,
1446 NL80211_EXT_FEATURE_BEACON_RATE_LEGACY)) {
1447 for (i = 0; i < NUM_NL80211_BANDS; i++) {
1448 sdata->beacon_rateidx_mask[i] =
1449 params->beacon_rate.control[i].legacy;
1450 if (sdata->beacon_rateidx_mask[i])
1451 sdata->beacon_rate_set = true;
1455 if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL))
1456 link_conf->beacon_tx_rate = params->beacon_rate;
1458 err = ieee80211_assign_beacon(sdata, link, ¶ms->beacon, NULL, NULL,
1463 if (params->fils_discovery.max_interval) {
1464 err = ieee80211_set_fils_discovery(sdata,
1465 ¶ms->fils_discovery,
1469 changed |= BSS_CHANGED_FILS_DISCOVERY;
1472 if (params->unsol_bcast_probe_resp.interval) {
1473 err = ieee80211_set_unsol_bcast_probe_resp(sdata,
1474 ¶ms->unsol_bcast_probe_resp,
1478 changed |= BSS_CHANGED_UNSOL_BCAST_PROBE_RESP;
1481 err = drv_start_ap(sdata->local, sdata, link_conf);
1483 old = sdata_dereference(link->u.ap.beacon, sdata);
1486 kfree_rcu(old, rcu_head);
1487 RCU_INIT_POINTER(link->u.ap.beacon, NULL);
1488 sdata->u.ap.active = false;
1492 ieee80211_recalc_dtim(local, sdata);
1493 ieee80211_vif_cfg_change_notify(sdata, BSS_CHANGED_SSID);
1494 ieee80211_link_info_change_notify(sdata, link, changed);
1496 netif_carrier_on(dev);
1497 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1498 netif_carrier_on(vlan->dev);
1503 mutex_lock(&local->mtx);
1504 ieee80211_link_release_channel(link);
1505 mutex_unlock(&local->mtx);
1510 static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
1511 struct cfg80211_beacon_data *params)
1513 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1514 struct ieee80211_link_data *link;
1515 struct beacon_data *old;
1517 struct ieee80211_bss_conf *link_conf;
1520 sdata_assert_lock(sdata);
1522 link = sdata_dereference(sdata->link[params->link_id], sdata);
1526 link_conf = link->conf;
1528 /* don't allow changing the beacon while a countdown is in place - offset
1529 * of channel switch counter may change
1531 if (link_conf->csa_active || link_conf->color_change_active)
1534 old = sdata_dereference(link->u.ap.beacon, sdata);
1538 err = ieee80211_assign_beacon(sdata, link, params, NULL, NULL,
1543 if (params->he_bss_color_valid &&
1544 params->he_bss_color.enabled != link_conf->he_bss_color.enabled) {
1545 link_conf->he_bss_color.enabled = params->he_bss_color.enabled;
1546 changed |= BSS_CHANGED_HE_BSS_COLOR;
1549 ieee80211_link_info_change_notify(sdata, link, changed);
1553 static void ieee80211_free_next_beacon(struct ieee80211_link_data *link)
1555 if (!link->u.ap.next_beacon)
1558 kfree(link->u.ap.next_beacon->mbssid_ies);
1559 kfree(link->u.ap.next_beacon->rnr_ies);
1560 kfree(link->u.ap.next_beacon);
1561 link->u.ap.next_beacon = NULL;
1564 static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev,
1565 unsigned int link_id)
1567 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1568 struct ieee80211_sub_if_data *vlan;
1569 struct ieee80211_local *local = sdata->local;
1570 struct beacon_data *old_beacon;
1571 struct probe_resp *old_probe_resp;
1572 struct fils_discovery_data *old_fils_discovery;
1573 struct unsol_bcast_probe_resp_data *old_unsol_bcast_probe_resp;
1574 struct cfg80211_chan_def chandef;
1575 struct ieee80211_link_data *link =
1576 sdata_dereference(sdata->link[link_id], sdata);
1577 struct ieee80211_bss_conf *link_conf = link->conf;
1579 sdata_assert_lock(sdata);
1581 old_beacon = sdata_dereference(link->u.ap.beacon, sdata);
1584 old_probe_resp = sdata_dereference(link->u.ap.probe_resp,
1586 old_fils_discovery = sdata_dereference(link->u.ap.fils_discovery,
1588 old_unsol_bcast_probe_resp =
1589 sdata_dereference(link->u.ap.unsol_bcast_probe_resp,
1592 /* abort any running channel switch or color change */
1593 mutex_lock(&local->mtx);
1594 link_conf->csa_active = false;
1595 link_conf->color_change_active = false;
1596 if (link->csa_block_tx) {
1597 ieee80211_wake_vif_queues(local, sdata,
1598 IEEE80211_QUEUE_STOP_REASON_CSA);
1599 link->csa_block_tx = false;
1602 mutex_unlock(&local->mtx);
1604 ieee80211_free_next_beacon(link);
1606 /* turn off carrier for this interface and dependent VLANs */
1607 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1608 netif_carrier_off(vlan->dev);
1609 netif_carrier_off(dev);
1611 /* remove beacon and probe response */
1612 sdata->u.ap.active = false;
1613 RCU_INIT_POINTER(link->u.ap.beacon, NULL);
1614 RCU_INIT_POINTER(link->u.ap.probe_resp, NULL);
1615 RCU_INIT_POINTER(link->u.ap.fils_discovery, NULL);
1616 RCU_INIT_POINTER(link->u.ap.unsol_bcast_probe_resp, NULL);
1617 kfree_rcu(old_beacon, rcu_head);
1619 kfree_rcu(old_probe_resp, rcu_head);
1620 if (old_fils_discovery)
1621 kfree_rcu(old_fils_discovery, rcu_head);
1622 if (old_unsol_bcast_probe_resp)
1623 kfree_rcu(old_unsol_bcast_probe_resp, rcu_head);
1625 kfree(link_conf->ftmr_params);
1626 link_conf->ftmr_params = NULL;
1628 sdata->vif.mbssid_tx_vif = NULL;
1629 link_conf->bssid_index = 0;
1630 link_conf->nontransmitted = false;
1631 link_conf->ema_ap = false;
1632 link_conf->bssid_indicator = 0;
1634 __sta_info_flush(sdata, true);
1635 ieee80211_free_keys(sdata, true);
1637 link_conf->enable_beacon = false;
1638 sdata->beacon_rate_set = false;
1639 sdata->vif.cfg.ssid_len = 0;
1640 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
1641 ieee80211_link_info_change_notify(sdata, link,
1642 BSS_CHANGED_BEACON_ENABLED);
1644 if (sdata->wdev.cac_started) {
1645 chandef = link_conf->chandef;
1646 cancel_delayed_work_sync(&link->dfs_cac_timer_work);
1647 cfg80211_cac_event(sdata->dev, &chandef,
1648 NL80211_RADAR_CAC_ABORTED,
1652 drv_stop_ap(sdata->local, sdata, link_conf);
1654 /* free all potentially still buffered bcast frames */
1655 local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
1656 ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf);
1658 mutex_lock(&local->mtx);
1659 ieee80211_link_copy_chanctx_to_vlans(link, true);
1660 ieee80211_link_release_channel(link);
1661 mutex_unlock(&local->mtx);
1666 static int sta_apply_auth_flags(struct ieee80211_local *local,
1667 struct sta_info *sta,
1672 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1673 set & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1674 !test_sta_flag(sta, WLAN_STA_AUTH)) {
1675 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1680 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1681 set & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1682 !test_sta_flag(sta, WLAN_STA_ASSOC)) {
1684 * When peer becomes associated, init rate control as
1685 * well. Some drivers require rate control initialized
1686 * before drv_sta_state() is called.
1688 if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
1689 rate_control_rate_init(sta);
1691 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1696 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1697 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
1698 ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
1699 else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1700 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1707 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1708 !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1709 test_sta_flag(sta, WLAN_STA_ASSOC)) {
1710 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1715 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1716 !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) &&
1717 test_sta_flag(sta, WLAN_STA_AUTH)) {
1718 ret = sta_info_move_state(sta, IEEE80211_STA_NONE);
1726 static void sta_apply_mesh_params(struct ieee80211_local *local,
1727 struct sta_info *sta,
1728 struct station_parameters *params)
1730 #ifdef CONFIG_MAC80211_MESH
1731 struct ieee80211_sub_if_data *sdata = sta->sdata;
1734 if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
1735 switch (params->plink_state) {
1736 case NL80211_PLINK_ESTAB:
1737 if (sta->mesh->plink_state != NL80211_PLINK_ESTAB)
1738 changed = mesh_plink_inc_estab_count(sdata);
1739 sta->mesh->plink_state = params->plink_state;
1740 sta->mesh->aid = params->peer_aid;
1742 ieee80211_mps_sta_status_update(sta);
1743 changed |= ieee80211_mps_set_sta_local_pm(sta,
1744 sdata->u.mesh.mshcfg.power_mode);
1746 ewma_mesh_tx_rate_avg_init(&sta->mesh->tx_rate_avg);
1747 /* init at low value */
1748 ewma_mesh_tx_rate_avg_add(&sta->mesh->tx_rate_avg, 10);
1751 case NL80211_PLINK_LISTEN:
1752 case NL80211_PLINK_BLOCKED:
1753 case NL80211_PLINK_OPN_SNT:
1754 case NL80211_PLINK_OPN_RCVD:
1755 case NL80211_PLINK_CNF_RCVD:
1756 case NL80211_PLINK_HOLDING:
1757 if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)
1758 changed = mesh_plink_dec_estab_count(sdata);
1759 sta->mesh->plink_state = params->plink_state;
1761 ieee80211_mps_sta_status_update(sta);
1762 changed |= ieee80211_mps_set_sta_local_pm(sta,
1763 NL80211_MESH_POWER_UNKNOWN);
1771 switch (params->plink_action) {
1772 case NL80211_PLINK_ACTION_NO_ACTION:
1775 case NL80211_PLINK_ACTION_OPEN:
1776 changed |= mesh_plink_open(sta);
1778 case NL80211_PLINK_ACTION_BLOCK:
1779 changed |= mesh_plink_block(sta);
1783 if (params->local_pm)
1784 changed |= ieee80211_mps_set_sta_local_pm(sta,
1787 ieee80211_mbss_info_change_notify(sdata, changed);
1791 static int sta_link_apply_parameters(struct ieee80211_local *local,
1792 struct sta_info *sta, bool new_link,
1793 struct link_station_parameters *params)
1796 struct ieee80211_supported_band *sband;
1797 struct ieee80211_sub_if_data *sdata = sta->sdata;
1798 u32 link_id = params->link_id < 0 ? 0 : params->link_id;
1799 struct ieee80211_link_data *link =
1800 sdata_dereference(sdata->link[link_id], sdata);
1801 struct link_sta_info *link_sta =
1802 rcu_dereference_protected(sta->link[link_id],
1803 lockdep_is_held(&local->sta_mtx));
1806 * If there are no changes, then accept a link that doesn't exist,
1807 * unless it's a new link.
1809 if (params->link_id < 0 && !new_link &&
1810 !params->link_mac && !params->txpwr_set &&
1811 !params->supported_rates_len &&
1812 !params->ht_capa && !params->vht_capa &&
1813 !params->he_capa && !params->eht_capa &&
1814 !params->opmode_notif_used)
1817 if (!link || !link_sta)
1820 sband = ieee80211_get_link_sband(link);
1824 if (params->link_mac) {
1826 memcpy(link_sta->addr, params->link_mac, ETH_ALEN);
1827 memcpy(link_sta->pub->addr, params->link_mac, ETH_ALEN);
1828 } else if (!ether_addr_equal(link_sta->addr,
1829 params->link_mac)) {
1832 } else if (new_link) {
1836 if (params->txpwr_set) {
1837 link_sta->pub->txpwr.type = params->txpwr.type;
1838 if (params->txpwr.type == NL80211_TX_POWER_LIMITED)
1839 link_sta->pub->txpwr.power = params->txpwr.power;
1840 ret = drv_sta_set_txpwr(local, sdata, sta);
1845 if (params->supported_rates &&
1846 params->supported_rates_len) {
1847 ieee80211_parse_bitrates(link->conf->chandef.width,
1848 sband, params->supported_rates,
1849 params->supported_rates_len,
1850 &link_sta->pub->supp_rates[sband->band]);
1853 if (params->ht_capa)
1854 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
1855 params->ht_capa, link_sta);
1857 /* VHT can override some HT caps such as the A-MSDU max length */
1858 if (params->vht_capa)
1859 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
1860 params->vht_capa, link_sta);
1862 if (params->he_capa)
1863 ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband,
1864 (void *)params->he_capa,
1865 params->he_capa_len,
1866 (void *)params->he_6ghz_capa,
1869 if (params->he_capa && params->eht_capa)
1870 ieee80211_eht_cap_ie_to_sta_eht_cap(sdata, sband,
1871 (u8 *)params->he_capa,
1872 params->he_capa_len,
1874 params->eht_capa_len,
1877 if (params->opmode_notif_used) {
1878 /* returned value is only needed for rc update, but the
1879 * rc isn't initialized here yet, so ignore it
1881 __ieee80211_vht_handle_opmode(sdata, link_sta,
1882 params->opmode_notif,
1889 static int sta_apply_parameters(struct ieee80211_local *local,
1890 struct sta_info *sta,
1891 struct station_parameters *params)
1893 struct ieee80211_sub_if_data *sdata = sta->sdata;
1897 mask = params->sta_flags_mask;
1898 set = params->sta_flags_set;
1900 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1902 * In mesh mode, ASSOCIATED isn't part of the nl80211
1903 * API but must follow AUTHENTICATED for driver state.
1905 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1906 mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1907 if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1908 set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1909 } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1911 * TDLS -- everything follows authorized, but
1912 * only becoming authorized is possible, not
1915 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1916 set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1917 BIT(NL80211_STA_FLAG_ASSOCIATED);
1918 mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1919 BIT(NL80211_STA_FLAG_ASSOCIATED);
1923 if (mask & BIT(NL80211_STA_FLAG_WME) &&
1924 local->hw.queues >= IEEE80211_NUM_ACS)
1925 sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
1927 /* auth flags will be set later for TDLS,
1928 * and for unassociated stations that move to associated */
1929 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1930 !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1931 (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) {
1932 ret = sta_apply_auth_flags(local, sta, mask, set);
1937 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
1938 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1939 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1941 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1944 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
1945 sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP));
1946 if (set & BIT(NL80211_STA_FLAG_MFP))
1947 set_sta_flag(sta, WLAN_STA_MFP);
1949 clear_sta_flag(sta, WLAN_STA_MFP);
1952 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
1953 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1954 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1956 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
1959 /* mark TDLS channel switch support, if the AP allows it */
1960 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1961 !sdata->deflink.u.mgd.tdls_chan_switch_prohibited &&
1962 params->ext_capab_len >= 4 &&
1963 params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)
1964 set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH);
1966 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1967 !sdata->u.mgd.tdls_wider_bw_prohibited &&
1968 ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
1969 params->ext_capab_len >= 8 &&
1970 params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED)
1971 set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW);
1973 if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
1974 sta->sta.uapsd_queues = params->uapsd_queues;
1975 sta->sta.max_sp = params->max_sp;
1978 ieee80211_sta_set_max_amsdu_subframes(sta, params->ext_capab,
1979 params->ext_capab_len);
1982 * cfg80211 validates this (1-2007) and allows setting the AID
1983 * only when creating a new station entry
1986 sta->sta.aid = params->aid;
1989 * Some of the following updates would be racy if called on an
1990 * existing station, via ieee80211_change_station(). However,
1991 * all such changes are rejected by cfg80211 except for updates
1992 * changing the supported rates on an existing but not yet used
1996 if (params->listen_interval >= 0)
1997 sta->listen_interval = params->listen_interval;
1999 ret = sta_link_apply_parameters(local, sta, false,
2000 ¶ms->link_sta_params);
2004 if (params->support_p2p_ps >= 0)
2005 sta->sta.support_p2p_ps = params->support_p2p_ps;
2007 if (ieee80211_vif_is_mesh(&sdata->vif))
2008 sta_apply_mesh_params(local, sta, params);
2010 if (params->airtime_weight)
2011 sta->airtime_weight = params->airtime_weight;
2013 /* set the STA state after all sta info from usermode has been set */
2014 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) ||
2015 set & BIT(NL80211_STA_FLAG_ASSOCIATED)) {
2016 ret = sta_apply_auth_flags(local, sta, mask, set);
2021 /* Mark the STA as MLO if MLD MAC address is available */
2022 if (params->link_sta_params.mld_mac)
2023 sta->sta.mlo = true;
2028 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
2030 struct station_parameters *params)
2032 struct ieee80211_local *local = wiphy_priv(wiphy);
2033 struct sta_info *sta;
2034 struct ieee80211_sub_if_data *sdata;
2038 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
2040 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
2041 sdata->vif.type != NL80211_IFTYPE_AP)
2044 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2046 if (ether_addr_equal(mac, sdata->vif.addr))
2049 if (!is_valid_ether_addr(mac))
2052 if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER) &&
2053 sdata->vif.type == NL80211_IFTYPE_STATION &&
2054 !sdata->u.mgd.associated)
2058 * If we have a link ID, it can be a non-MLO station on an AP MLD,
2059 * but we need to have a link_mac in that case as well, so use the
2060 * STA's MAC address in that case.
2062 if (params->link_sta_params.link_id >= 0)
2063 sta = sta_info_alloc_with_link(sdata, mac,
2064 params->link_sta_params.link_id,
2065 params->link_sta_params.link_mac ?: mac,
2068 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
2073 if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
2074 sta->sta.tdls = true;
2076 /* Though the mutex is not needed here (since the station is not
2077 * visible yet), sta_apply_parameters (and inner functions) require
2078 * the mutex due to other paths.
2080 mutex_lock(&local->sta_mtx);
2081 err = sta_apply_parameters(local, sta, params);
2082 mutex_unlock(&local->sta_mtx);
2084 sta_info_free(local, sta);
2089 * for TDLS and for unassociated station, rate control should be
2090 * initialized only when rates are known and station is marked
2091 * authorized/associated
2093 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
2094 test_sta_flag(sta, WLAN_STA_ASSOC))
2095 rate_control_rate_init(sta);
2097 return sta_info_insert(sta);
2100 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
2101 struct station_del_parameters *params)
2103 struct ieee80211_sub_if_data *sdata;
2105 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2108 return sta_info_destroy_addr_bss(sdata, params->mac);
2110 sta_info_flush(sdata);
2114 static int ieee80211_change_station(struct wiphy *wiphy,
2115 struct net_device *dev, const u8 *mac,
2116 struct station_parameters *params)
2118 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2119 struct ieee80211_local *local = wiphy_priv(wiphy);
2120 struct sta_info *sta;
2121 struct ieee80211_sub_if_data *vlansdata;
2122 enum cfg80211_station_type statype;
2125 mutex_lock(&local->sta_mtx);
2127 sta = sta_info_get_bss(sdata, mac);
2133 switch (sdata->vif.type) {
2134 case NL80211_IFTYPE_MESH_POINT:
2135 if (sdata->u.mesh.user_mpm)
2136 statype = CFG80211_STA_MESH_PEER_USER;
2138 statype = CFG80211_STA_MESH_PEER_KERNEL;
2140 case NL80211_IFTYPE_ADHOC:
2141 statype = CFG80211_STA_IBSS;
2143 case NL80211_IFTYPE_STATION:
2144 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
2145 statype = CFG80211_STA_AP_STA;
2148 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2149 statype = CFG80211_STA_TDLS_PEER_ACTIVE;
2151 statype = CFG80211_STA_TDLS_PEER_SETUP;
2153 case NL80211_IFTYPE_AP:
2154 case NL80211_IFTYPE_AP_VLAN:
2155 if (test_sta_flag(sta, WLAN_STA_ASSOC))
2156 statype = CFG80211_STA_AP_CLIENT;
2158 statype = CFG80211_STA_AP_CLIENT_UNASSOC;
2165 err = cfg80211_check_station_change(wiphy, params, statype);
2169 if (params->vlan && params->vlan != sta->sdata->dev) {
2170 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
2172 if (params->vlan->ieee80211_ptr->use_4addr) {
2173 if (vlansdata->u.vlan.sta) {
2178 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
2179 __ieee80211_check_fast_rx_iface(vlansdata);
2180 drv_sta_set_4addr(local, sta->sdata, &sta->sta, true);
2183 if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
2184 sta->sdata->u.vlan.sta) {
2185 ieee80211_clear_fast_rx(sta);
2186 RCU_INIT_POINTER(sta->sdata->u.vlan.sta, NULL);
2189 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2190 ieee80211_vif_dec_num_mcast(sta->sdata);
2192 sta->sdata = vlansdata;
2193 ieee80211_check_fast_xmit(sta);
2195 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) {
2196 ieee80211_vif_inc_num_mcast(sta->sdata);
2197 cfg80211_send_layer2_update(sta->sdata->dev,
2202 /* we use sta_info_get_bss() so this might be different */
2203 if (sdata != sta->sdata) {
2204 mutex_lock_nested(&sta->sdata->wdev.mtx, 1);
2205 err = sta_apply_parameters(local, sta, params);
2206 mutex_unlock(&sta->sdata->wdev.mtx);
2208 err = sta_apply_parameters(local, sta, params);
2213 mutex_unlock(&local->sta_mtx);
2215 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
2216 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
2217 ieee80211_recalc_ps(local);
2218 ieee80211_recalc_ps_vif(sdata);
2223 mutex_unlock(&local->sta_mtx);
2227 #ifdef CONFIG_MAC80211_MESH
2228 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
2229 const u8 *dst, const u8 *next_hop)
2231 struct ieee80211_sub_if_data *sdata;
2232 struct mesh_path *mpath;
2233 struct sta_info *sta;
2235 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2238 sta = sta_info_get(sdata, next_hop);
2244 mpath = mesh_path_add(sdata, dst);
2245 if (IS_ERR(mpath)) {
2247 return PTR_ERR(mpath);
2250 mesh_path_fix_nexthop(mpath, sta);
2256 static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
2259 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2262 return mesh_path_del(sdata, dst);
2264 mesh_path_flush_by_iface(sdata);
2268 static int ieee80211_change_mpath(struct wiphy *wiphy, struct net_device *dev,
2269 const u8 *dst, const u8 *next_hop)
2271 struct ieee80211_sub_if_data *sdata;
2272 struct mesh_path *mpath;
2273 struct sta_info *sta;
2275 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2279 sta = sta_info_get(sdata, next_hop);
2285 mpath = mesh_path_lookup(sdata, dst);
2291 mesh_path_fix_nexthop(mpath, sta);
2297 static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
2298 struct mpath_info *pinfo)
2300 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
2303 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
2305 eth_zero_addr(next_hop);
2307 memset(pinfo, 0, sizeof(*pinfo));
2309 pinfo->generation = mpath->sdata->u.mesh.mesh_paths_generation;
2311 pinfo->filled = MPATH_INFO_FRAME_QLEN |
2314 MPATH_INFO_EXPTIME |
2315 MPATH_INFO_DISCOVERY_TIMEOUT |
2316 MPATH_INFO_DISCOVERY_RETRIES |
2318 MPATH_INFO_HOP_COUNT |
2319 MPATH_INFO_PATH_CHANGE;
2321 pinfo->frame_qlen = mpath->frame_queue.qlen;
2322 pinfo->sn = mpath->sn;
2323 pinfo->metric = mpath->metric;
2324 if (time_before(jiffies, mpath->exp_time))
2325 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
2326 pinfo->discovery_timeout =
2327 jiffies_to_msecs(mpath->discovery_timeout);
2328 pinfo->discovery_retries = mpath->discovery_retries;
2329 if (mpath->flags & MESH_PATH_ACTIVE)
2330 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
2331 if (mpath->flags & MESH_PATH_RESOLVING)
2332 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
2333 if (mpath->flags & MESH_PATH_SN_VALID)
2334 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
2335 if (mpath->flags & MESH_PATH_FIXED)
2336 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
2337 if (mpath->flags & MESH_PATH_RESOLVED)
2338 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
2339 pinfo->hop_count = mpath->hop_count;
2340 pinfo->path_change_count = mpath->path_change_count;
2343 static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
2344 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
2347 struct ieee80211_sub_if_data *sdata;
2348 struct mesh_path *mpath;
2350 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2353 mpath = mesh_path_lookup(sdata, dst);
2358 memcpy(dst, mpath->dst, ETH_ALEN);
2359 mpath_set_pinfo(mpath, next_hop, pinfo);
2364 static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
2365 int idx, u8 *dst, u8 *next_hop,
2366 struct mpath_info *pinfo)
2368 struct ieee80211_sub_if_data *sdata;
2369 struct mesh_path *mpath;
2371 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2374 mpath = mesh_path_lookup_by_idx(sdata, idx);
2379 memcpy(dst, mpath->dst, ETH_ALEN);
2380 mpath_set_pinfo(mpath, next_hop, pinfo);
2385 static void mpp_set_pinfo(struct mesh_path *mpath, u8 *mpp,
2386 struct mpath_info *pinfo)
2388 memset(pinfo, 0, sizeof(*pinfo));
2389 memcpy(mpp, mpath->mpp, ETH_ALEN);
2391 pinfo->generation = mpath->sdata->u.mesh.mpp_paths_generation;
2394 static int ieee80211_get_mpp(struct wiphy *wiphy, struct net_device *dev,
2395 u8 *dst, u8 *mpp, struct mpath_info *pinfo)
2398 struct ieee80211_sub_if_data *sdata;
2399 struct mesh_path *mpath;
2401 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2404 mpath = mpp_path_lookup(sdata, dst);
2409 memcpy(dst, mpath->dst, ETH_ALEN);
2410 mpp_set_pinfo(mpath, mpp, pinfo);
2415 static int ieee80211_dump_mpp(struct wiphy *wiphy, struct net_device *dev,
2416 int idx, u8 *dst, u8 *mpp,
2417 struct mpath_info *pinfo)
2419 struct ieee80211_sub_if_data *sdata;
2420 struct mesh_path *mpath;
2422 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2425 mpath = mpp_path_lookup_by_idx(sdata, idx);
2430 memcpy(dst, mpath->dst, ETH_ALEN);
2431 mpp_set_pinfo(mpath, mpp, pinfo);
2436 static int ieee80211_get_mesh_config(struct wiphy *wiphy,
2437 struct net_device *dev,
2438 struct mesh_config *conf)
2440 struct ieee80211_sub_if_data *sdata;
2441 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2443 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
2447 static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
2449 return (mask >> (parm-1)) & 0x1;
2452 static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
2453 const struct mesh_setup *setup)
2456 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
2457 struct ieee80211_sub_if_data, u.mesh);
2460 /* allocate information elements */
2463 if (setup->ie_len) {
2464 new_ie = kmemdup(setup->ie, setup->ie_len,
2469 ifmsh->ie_len = setup->ie_len;
2472 /* now copy the rest of the setup parameters */
2473 ifmsh->mesh_id_len = setup->mesh_id_len;
2474 memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
2475 ifmsh->mesh_sp_id = setup->sync_method;
2476 ifmsh->mesh_pp_id = setup->path_sel_proto;
2477 ifmsh->mesh_pm_id = setup->path_metric;
2478 ifmsh->user_mpm = setup->user_mpm;
2479 ifmsh->mesh_auth_id = setup->auth_id;
2480 ifmsh->security = IEEE80211_MESH_SEC_NONE;
2481 ifmsh->userspace_handles_dfs = setup->userspace_handles_dfs;
2482 if (setup->is_authenticated)
2483 ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
2484 if (setup->is_secure)
2485 ifmsh->security |= IEEE80211_MESH_SEC_SECURED;
2487 /* mcast rate setting in Mesh Node */
2488 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
2489 sizeof(setup->mcast_rate));
2490 sdata->vif.bss_conf.basic_rates = setup->basic_rates;
2492 sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
2493 sdata->vif.bss_conf.dtim_period = setup->dtim_period;
2495 sdata->beacon_rate_set = false;
2496 if (wiphy_ext_feature_isset(sdata->local->hw.wiphy,
2497 NL80211_EXT_FEATURE_BEACON_RATE_LEGACY)) {
2498 for (i = 0; i < NUM_NL80211_BANDS; i++) {
2499 sdata->beacon_rateidx_mask[i] =
2500 setup->beacon_rate.control[i].legacy;
2501 if (sdata->beacon_rateidx_mask[i])
2502 sdata->beacon_rate_set = true;
2509 static int ieee80211_update_mesh_config(struct wiphy *wiphy,
2510 struct net_device *dev, u32 mask,
2511 const struct mesh_config *nconf)
2513 struct mesh_config *conf;
2514 struct ieee80211_sub_if_data *sdata;
2515 struct ieee80211_if_mesh *ifmsh;
2517 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2518 ifmsh = &sdata->u.mesh;
2520 /* Set the config options which we are interested in setting */
2521 conf = &(sdata->u.mesh.mshcfg);
2522 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
2523 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
2524 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
2525 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
2526 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
2527 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
2528 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
2529 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
2530 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
2531 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
2532 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
2533 conf->dot11MeshTTL = nconf->dot11MeshTTL;
2534 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
2535 conf->element_ttl = nconf->element_ttl;
2536 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) {
2537 if (ifmsh->user_mpm)
2539 conf->auto_open_plinks = nconf->auto_open_plinks;
2541 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
2542 conf->dot11MeshNbrOffsetMaxNeighbor =
2543 nconf->dot11MeshNbrOffsetMaxNeighbor;
2544 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
2545 conf->dot11MeshHWMPmaxPREQretries =
2546 nconf->dot11MeshHWMPmaxPREQretries;
2547 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
2548 conf->path_refresh_time = nconf->path_refresh_time;
2549 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
2550 conf->min_discovery_timeout = nconf->min_discovery_timeout;
2551 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
2552 conf->dot11MeshHWMPactivePathTimeout =
2553 nconf->dot11MeshHWMPactivePathTimeout;
2554 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
2555 conf->dot11MeshHWMPpreqMinInterval =
2556 nconf->dot11MeshHWMPpreqMinInterval;
2557 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
2558 conf->dot11MeshHWMPperrMinInterval =
2559 nconf->dot11MeshHWMPperrMinInterval;
2560 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
2562 conf->dot11MeshHWMPnetDiameterTraversalTime =
2563 nconf->dot11MeshHWMPnetDiameterTraversalTime;
2564 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
2565 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
2566 ieee80211_mesh_root_setup(ifmsh);
2568 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
2569 /* our current gate announcement implementation rides on root
2570 * announcements, so require this ifmsh to also be a root node
2572 if (nconf->dot11MeshGateAnnouncementProtocol &&
2573 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
2574 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
2575 ieee80211_mesh_root_setup(ifmsh);
2577 conf->dot11MeshGateAnnouncementProtocol =
2578 nconf->dot11MeshGateAnnouncementProtocol;
2580 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
2581 conf->dot11MeshHWMPRannInterval =
2582 nconf->dot11MeshHWMPRannInterval;
2583 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
2584 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
2585 if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
2586 /* our RSSI threshold implementation is supported only for
2587 * devices that report signal in dBm.
2589 if (!ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM))
2591 conf->rssi_threshold = nconf->rssi_threshold;
2593 if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) {
2594 conf->ht_opmode = nconf->ht_opmode;
2595 sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
2596 ieee80211_link_info_change_notify(sdata, &sdata->deflink,
2599 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
2600 conf->dot11MeshHWMPactivePathToRootTimeout =
2601 nconf->dot11MeshHWMPactivePathToRootTimeout;
2602 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
2603 conf->dot11MeshHWMProotInterval =
2604 nconf->dot11MeshHWMProotInterval;
2605 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
2606 conf->dot11MeshHWMPconfirmationInterval =
2607 nconf->dot11MeshHWMPconfirmationInterval;
2608 if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) {
2609 conf->power_mode = nconf->power_mode;
2610 ieee80211_mps_local_status_update(sdata);
2612 if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask))
2613 conf->dot11MeshAwakeWindowDuration =
2614 nconf->dot11MeshAwakeWindowDuration;
2615 if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
2616 conf->plink_timeout = nconf->plink_timeout;
2617 if (_chg_mesh_attr(NL80211_MESHCONF_CONNECTED_TO_GATE, mask))
2618 conf->dot11MeshConnectedToMeshGate =
2619 nconf->dot11MeshConnectedToMeshGate;
2620 if (_chg_mesh_attr(NL80211_MESHCONF_NOLEARN, mask))
2621 conf->dot11MeshNolearn = nconf->dot11MeshNolearn;
2622 if (_chg_mesh_attr(NL80211_MESHCONF_CONNECTED_TO_AS, mask))
2623 conf->dot11MeshConnectedToAuthServer =
2624 nconf->dot11MeshConnectedToAuthServer;
2625 ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
2629 static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
2630 const struct mesh_config *conf,
2631 const struct mesh_setup *setup)
2633 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2634 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
2637 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
2638 err = copy_mesh_setup(ifmsh, setup);
2642 sdata->control_port_over_nl80211 = setup->control_port_over_nl80211;
2644 /* can mesh use other SMPS modes? */
2645 sdata->deflink.smps_mode = IEEE80211_SMPS_OFF;
2646 sdata->deflink.needed_rx_chains = sdata->local->rx_chains;
2648 mutex_lock(&sdata->local->mtx);
2649 err = ieee80211_link_use_channel(&sdata->deflink, &setup->chandef,
2650 IEEE80211_CHANCTX_SHARED);
2651 mutex_unlock(&sdata->local->mtx);
2655 return ieee80211_start_mesh(sdata);
2658 static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
2660 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2662 ieee80211_stop_mesh(sdata);
2663 mutex_lock(&sdata->local->mtx);
2664 ieee80211_link_release_channel(&sdata->deflink);
2665 kfree(sdata->u.mesh.ie);
2666 mutex_unlock(&sdata->local->mtx);
2672 static int ieee80211_change_bss(struct wiphy *wiphy,
2673 struct net_device *dev,
2674 struct bss_parameters *params)
2676 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2677 struct ieee80211_link_data *link;
2678 struct ieee80211_supported_band *sband;
2681 link = ieee80211_link_or_deflink(sdata, params->link_id, true);
2683 return PTR_ERR(link);
2685 if (!sdata_dereference(link->u.ap.beacon, sdata))
2688 sband = ieee80211_get_link_sband(link);
2692 if (params->basic_rates) {
2693 if (!ieee80211_parse_bitrates(link->conf->chandef.width,
2694 wiphy->bands[sband->band],
2695 params->basic_rates,
2696 params->basic_rates_len,
2697 &link->conf->basic_rates))
2699 changed |= BSS_CHANGED_BASIC_RATES;
2700 ieee80211_check_rate_mask(link);
2703 if (params->use_cts_prot >= 0) {
2704 link->conf->use_cts_prot = params->use_cts_prot;
2705 changed |= BSS_CHANGED_ERP_CTS_PROT;
2707 if (params->use_short_preamble >= 0) {
2708 link->conf->use_short_preamble = params->use_short_preamble;
2709 changed |= BSS_CHANGED_ERP_PREAMBLE;
2712 if (!link->conf->use_short_slot &&
2713 (sband->band == NL80211_BAND_5GHZ ||
2714 sband->band == NL80211_BAND_6GHZ)) {
2715 link->conf->use_short_slot = true;
2716 changed |= BSS_CHANGED_ERP_SLOT;
2719 if (params->use_short_slot_time >= 0) {
2720 link->conf->use_short_slot = params->use_short_slot_time;
2721 changed |= BSS_CHANGED_ERP_SLOT;
2724 if (params->ap_isolate >= 0) {
2725 if (params->ap_isolate)
2726 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2728 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2729 ieee80211_check_fast_rx_iface(sdata);
2732 if (params->ht_opmode >= 0) {
2733 link->conf->ht_operation_mode = (u16)params->ht_opmode;
2734 changed |= BSS_CHANGED_HT;
2737 if (params->p2p_ctwindow >= 0) {
2738 link->conf->p2p_noa_attr.oppps_ctwindow &=
2739 ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2740 link->conf->p2p_noa_attr.oppps_ctwindow |=
2741 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2742 changed |= BSS_CHANGED_P2P_PS;
2745 if (params->p2p_opp_ps > 0) {
2746 link->conf->p2p_noa_attr.oppps_ctwindow |=
2747 IEEE80211_P2P_OPPPS_ENABLE_BIT;
2748 changed |= BSS_CHANGED_P2P_PS;
2749 } else if (params->p2p_opp_ps == 0) {
2750 link->conf->p2p_noa_attr.oppps_ctwindow &=
2751 ~IEEE80211_P2P_OPPPS_ENABLE_BIT;
2752 changed |= BSS_CHANGED_P2P_PS;
2755 ieee80211_link_info_change_notify(sdata, link, changed);
2760 static int ieee80211_set_txq_params(struct wiphy *wiphy,
2761 struct net_device *dev,
2762 struct ieee80211_txq_params *params)
2764 struct ieee80211_local *local = wiphy_priv(wiphy);
2765 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2766 struct ieee80211_link_data *link =
2767 ieee80211_link_or_deflink(sdata, params->link_id, true);
2768 struct ieee80211_tx_queue_params p;
2770 if (!local->ops->conf_tx)
2773 if (local->hw.queues < IEEE80211_NUM_ACS)
2777 return PTR_ERR(link);
2779 memset(&p, 0, sizeof(p));
2780 p.aifs = params->aifs;
2781 p.cw_max = params->cwmax;
2782 p.cw_min = params->cwmin;
2783 p.txop = params->txop;
2786 * Setting tx queue params disables u-apsd because it's only
2787 * called in master mode.
2791 ieee80211_regulatory_limit_wmm_params(sdata, &p, params->ac);
2793 link->tx_conf[params->ac] = p;
2794 if (drv_conf_tx(local, link, params->ac, &p)) {
2795 wiphy_debug(local->hw.wiphy,
2796 "failed to set TX queue parameters for AC %d\n",
2801 ieee80211_link_info_change_notify(sdata, link,
2808 static int ieee80211_suspend(struct wiphy *wiphy,
2809 struct cfg80211_wowlan *wowlan)
2811 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
2814 static int ieee80211_resume(struct wiphy *wiphy)
2816 return __ieee80211_resume(wiphy_priv(wiphy));
2819 #define ieee80211_suspend NULL
2820 #define ieee80211_resume NULL
2823 static int ieee80211_scan(struct wiphy *wiphy,
2824 struct cfg80211_scan_request *req)
2826 struct ieee80211_sub_if_data *sdata;
2828 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2830 switch (ieee80211_vif_type_p2p(&sdata->vif)) {
2831 case NL80211_IFTYPE_STATION:
2832 case NL80211_IFTYPE_ADHOC:
2833 case NL80211_IFTYPE_MESH_POINT:
2834 case NL80211_IFTYPE_P2P_CLIENT:
2835 case NL80211_IFTYPE_P2P_DEVICE:
2837 case NL80211_IFTYPE_P2P_GO:
2838 if (sdata->local->ops->hw_scan)
2841 * FIXME: implement NoA while scanning in software,
2842 * for now fall through to allow scanning only when
2843 * beaconing hasn't been configured yet
2846 case NL80211_IFTYPE_AP:
2848 * If the scan has been forced (and the driver supports
2849 * forcing), don't care about being beaconing already.
2850 * This will create problems to the attached stations (e.g. all
2851 * the frames sent while scanning on other channel will be
2854 if (sdata->deflink.u.ap.beacon &&
2855 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
2856 !(req->flags & NL80211_SCAN_FLAG_AP)))
2859 case NL80211_IFTYPE_NAN:
2864 return ieee80211_request_scan(sdata, req);
2867 static void ieee80211_abort_scan(struct wiphy *wiphy, struct wireless_dev *wdev)
2869 ieee80211_scan_cancel(wiphy_priv(wiphy));
2873 ieee80211_sched_scan_start(struct wiphy *wiphy,
2874 struct net_device *dev,
2875 struct cfg80211_sched_scan_request *req)
2877 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2879 if (!sdata->local->ops->sched_scan_start)
2882 return ieee80211_request_sched_scan_start(sdata, req);
2886 ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2889 struct ieee80211_local *local = wiphy_priv(wiphy);
2891 if (!local->ops->sched_scan_stop)
2894 return ieee80211_request_sched_scan_stop(local);
2897 static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
2898 struct cfg80211_auth_request *req)
2900 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2903 static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
2904 struct cfg80211_assoc_request *req)
2906 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2909 static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
2910 struct cfg80211_deauth_request *req)
2912 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2915 static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
2916 struct cfg80211_disassoc_request *req)
2918 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2921 static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2922 struct cfg80211_ibss_params *params)
2924 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
2927 static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2929 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2932 static int ieee80211_join_ocb(struct wiphy *wiphy, struct net_device *dev,
2933 struct ocb_setup *setup)
2935 return ieee80211_ocb_join(IEEE80211_DEV_TO_SUB_IF(dev), setup);
2938 static int ieee80211_leave_ocb(struct wiphy *wiphy, struct net_device *dev)
2940 return ieee80211_ocb_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2943 static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
2944 int rate[NUM_NL80211_BANDS])
2946 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2948 memcpy(sdata->vif.bss_conf.mcast_rate, rate,
2949 sizeof(int) * NUM_NL80211_BANDS);
2951 ieee80211_link_info_change_notify(sdata, &sdata->deflink,
2952 BSS_CHANGED_MCAST_RATE);
2957 static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
2959 struct ieee80211_local *local = wiphy_priv(wiphy);
2962 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
2963 ieee80211_check_fast_xmit_all(local);
2965 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
2968 ieee80211_check_fast_xmit_all(local);
2973 if ((changed & WIPHY_PARAM_COVERAGE_CLASS) ||
2974 (changed & WIPHY_PARAM_DYN_ACK)) {
2977 coverage_class = changed & WIPHY_PARAM_COVERAGE_CLASS ?
2978 wiphy->coverage_class : -1;
2979 err = drv_set_coverage_class(local, coverage_class);
2985 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
2986 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
2992 if (changed & WIPHY_PARAM_RETRY_SHORT) {
2993 if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
2995 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
2997 if (changed & WIPHY_PARAM_RETRY_LONG) {
2998 if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
3000 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
3003 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
3004 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
3006 if (changed & (WIPHY_PARAM_TXQ_LIMIT |
3007 WIPHY_PARAM_TXQ_MEMORY_LIMIT |
3008 WIPHY_PARAM_TXQ_QUANTUM))
3009 ieee80211_txq_set_params(local);
3014 static int ieee80211_set_tx_power(struct wiphy *wiphy,
3015 struct wireless_dev *wdev,
3016 enum nl80211_tx_power_setting type, int mbm)
3018 struct ieee80211_local *local = wiphy_priv(wiphy);
3019 struct ieee80211_sub_if_data *sdata;
3020 enum nl80211_tx_power_setting txp_type = type;
3021 bool update_txp_type = false;
3022 bool has_monitor = false;
3025 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3027 if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
3028 sdata = wiphy_dereference(local->hw.wiphy,
3029 local->monitor_sdata);
3035 case NL80211_TX_POWER_AUTOMATIC:
3036 sdata->deflink.user_power_level =
3037 IEEE80211_UNSET_POWER_LEVEL;
3038 txp_type = NL80211_TX_POWER_LIMITED;
3040 case NL80211_TX_POWER_LIMITED:
3041 case NL80211_TX_POWER_FIXED:
3042 if (mbm < 0 || (mbm % 100))
3044 sdata->deflink.user_power_level = MBM_TO_DBM(mbm);
3048 if (txp_type != sdata->vif.bss_conf.txpower_type) {
3049 update_txp_type = true;
3050 sdata->vif.bss_conf.txpower_type = txp_type;
3053 ieee80211_recalc_txpower(sdata, update_txp_type);
3059 case NL80211_TX_POWER_AUTOMATIC:
3060 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
3061 txp_type = NL80211_TX_POWER_LIMITED;
3063 case NL80211_TX_POWER_LIMITED:
3064 case NL80211_TX_POWER_FIXED:
3065 if (mbm < 0 || (mbm % 100))
3067 local->user_power_level = MBM_TO_DBM(mbm);
3071 mutex_lock(&local->iflist_mtx);
3072 list_for_each_entry(sdata, &local->interfaces, list) {
3073 if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
3077 sdata->deflink.user_power_level = local->user_power_level;
3078 if (txp_type != sdata->vif.bss_conf.txpower_type)
3079 update_txp_type = true;
3080 sdata->vif.bss_conf.txpower_type = txp_type;
3082 list_for_each_entry(sdata, &local->interfaces, list) {
3083 if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
3085 ieee80211_recalc_txpower(sdata, update_txp_type);
3087 mutex_unlock(&local->iflist_mtx);
3090 sdata = wiphy_dereference(local->hw.wiphy,
3091 local->monitor_sdata);
3093 sdata->deflink.user_power_level = local->user_power_level;
3094 if (txp_type != sdata->vif.bss_conf.txpower_type)
3095 update_txp_type = true;
3096 sdata->vif.bss_conf.txpower_type = txp_type;
3098 ieee80211_recalc_txpower(sdata, update_txp_type);
3105 static int ieee80211_get_tx_power(struct wiphy *wiphy,
3106 struct wireless_dev *wdev,
3109 struct ieee80211_local *local = wiphy_priv(wiphy);
3110 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3112 if (local->ops->get_txpower)
3113 return drv_get_txpower(local, sdata, dbm);
3115 if (!local->use_chanctx)
3116 *dbm = local->hw.conf.power_level;
3118 *dbm = sdata->vif.bss_conf.txpower;
3123 static void ieee80211_rfkill_poll(struct wiphy *wiphy)
3125 struct ieee80211_local *local = wiphy_priv(wiphy);
3127 drv_rfkill_poll(local);
3130 #ifdef CONFIG_NL80211_TESTMODE
3131 static int ieee80211_testmode_cmd(struct wiphy *wiphy,
3132 struct wireless_dev *wdev,
3133 void *data, int len)
3135 struct ieee80211_local *local = wiphy_priv(wiphy);
3136 struct ieee80211_vif *vif = NULL;
3138 if (!local->ops->testmode_cmd)
3142 struct ieee80211_sub_if_data *sdata;
3144 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3145 if (sdata->flags & IEEE80211_SDATA_IN_DRIVER)
3149 return local->ops->testmode_cmd(&local->hw, vif, data, len);
3152 static int ieee80211_testmode_dump(struct wiphy *wiphy,
3153 struct sk_buff *skb,
3154 struct netlink_callback *cb,
3155 void *data, int len)
3157 struct ieee80211_local *local = wiphy_priv(wiphy);
3159 if (!local->ops->testmode_dump)
3162 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
3166 int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
3167 struct ieee80211_link_data *link,
3168 enum ieee80211_smps_mode smps_mode)
3171 enum ieee80211_smps_mode old_req;
3173 struct sta_info *sta;
3174 bool tdls_peer_found = false;
3176 lockdep_assert_held(&sdata->wdev.mtx);
3178 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION))
3181 old_req = link->u.mgd.req_smps;
3182 link->u.mgd.req_smps = smps_mode;
3184 if (old_req == smps_mode &&
3185 smps_mode != IEEE80211_SMPS_AUTOMATIC)
3189 * If not associated, or current association is not an HT
3190 * association, there's no need to do anything, just store
3191 * the new value until we associate.
3193 if (!sdata->u.mgd.associated ||
3194 link->conf->chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
3197 ap = link->u.mgd.bssid;
3200 list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {
3201 if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded ||
3202 !test_sta_flag(sta, WLAN_STA_AUTHORIZED))
3205 tdls_peer_found = true;
3210 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
3211 if (tdls_peer_found || !sdata->u.mgd.powersave)
3212 smps_mode = IEEE80211_SMPS_OFF;
3214 smps_mode = IEEE80211_SMPS_DYNAMIC;
3217 /* send SM PS frame to AP */
3218 err = ieee80211_send_smps_action(sdata, smps_mode,
3221 link->u.mgd.req_smps = old_req;
3222 else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found)
3223 ieee80211_teardown_tdls_peers(sdata);
3228 static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
3229 bool enabled, int timeout)
3231 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3232 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
3233 unsigned int link_id;
3235 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3238 if (!ieee80211_hw_check(&local->hw, SUPPORTS_PS))
3241 if (enabled == sdata->u.mgd.powersave &&
3242 timeout == local->dynamic_ps_forced_timeout)
3245 sdata->u.mgd.powersave = enabled;
3246 local->dynamic_ps_forced_timeout = timeout;
3248 /* no change, but if automatic follow powersave */
3250 for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) {
3251 struct ieee80211_link_data *link;
3253 link = sdata_dereference(sdata->link[link_id], sdata);
3257 __ieee80211_request_smps_mgd(sdata, link,
3258 link->u.mgd.req_smps);
3260 sdata_unlock(sdata);
3262 if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS))
3263 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
3265 ieee80211_recalc_ps(local);
3266 ieee80211_recalc_ps_vif(sdata);
3267 ieee80211_check_fast_rx_iface(sdata);
3272 static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
3273 struct net_device *dev,
3274 s32 rssi_thold, u32 rssi_hyst)
3276 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3277 struct ieee80211_vif *vif = &sdata->vif;
3278 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
3280 if (rssi_thold == bss_conf->cqm_rssi_thold &&
3281 rssi_hyst == bss_conf->cqm_rssi_hyst)
3284 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER &&
3285 !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
3288 bss_conf->cqm_rssi_thold = rssi_thold;
3289 bss_conf->cqm_rssi_hyst = rssi_hyst;
3290 bss_conf->cqm_rssi_low = 0;
3291 bss_conf->cqm_rssi_high = 0;
3292 sdata->deflink.u.mgd.last_cqm_event_signal = 0;
3294 /* tell the driver upon association, unless already associated */
3295 if (sdata->u.mgd.associated &&
3296 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
3297 ieee80211_link_info_change_notify(sdata, &sdata->deflink,
3303 static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy,
3304 struct net_device *dev,
3305 s32 rssi_low, s32 rssi_high)
3307 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3308 struct ieee80211_vif *vif = &sdata->vif;
3309 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
3311 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER)
3314 bss_conf->cqm_rssi_low = rssi_low;
3315 bss_conf->cqm_rssi_high = rssi_high;
3316 bss_conf->cqm_rssi_thold = 0;
3317 bss_conf->cqm_rssi_hyst = 0;
3318 sdata->deflink.u.mgd.last_cqm_event_signal = 0;
3320 /* tell the driver upon association, unless already associated */
3321 if (sdata->u.mgd.associated &&
3322 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
3323 ieee80211_link_info_change_notify(sdata, &sdata->deflink,
3329 static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
3330 struct net_device *dev,
3331 unsigned int link_id,
3333 const struct cfg80211_bitrate_mask *mask)
3335 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3336 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
3339 if (!ieee80211_sdata_running(sdata))
3343 * If active validate the setting and reject it if it doesn't leave
3344 * at least one basic rate usable, since we really have to be able
3345 * to send something, and if we're an AP we have to be able to do
3346 * so at a basic rate so that all clients can receive it.
3348 if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) &&
3349 sdata->vif.bss_conf.chandef.chan) {
3350 u32 basic_rates = sdata->vif.bss_conf.basic_rates;
3351 enum nl80211_band band = sdata->vif.bss_conf.chandef.chan->band;
3353 if (!(mask->control[band].legacy & basic_rates))
3357 if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) {
3358 ret = drv_set_bitrate_mask(local, sdata, mask);
3363 for (i = 0; i < NUM_NL80211_BANDS; i++) {
3364 struct ieee80211_supported_band *sband = wiphy->bands[i];
3367 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
3368 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs,
3369 sizeof(mask->control[i].ht_mcs));
3370 memcpy(sdata->rc_rateidx_vht_mcs_mask[i],
3371 mask->control[i].vht_mcs,
3372 sizeof(mask->control[i].vht_mcs));
3374 sdata->rc_has_mcs_mask[i] = false;
3375 sdata->rc_has_vht_mcs_mask[i] = false;
3379 for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) {
3380 if (sdata->rc_rateidx_mcs_mask[i][j] != 0xff) {
3381 sdata->rc_has_mcs_mask[i] = true;
3386 for (j = 0; j < NL80211_VHT_NSS_MAX; j++) {
3387 if (sdata->rc_rateidx_vht_mcs_mask[i][j] != 0xffff) {
3388 sdata->rc_has_vht_mcs_mask[i] = true;
3397 static int ieee80211_start_radar_detection(struct wiphy *wiphy,
3398 struct net_device *dev,
3399 struct cfg80211_chan_def *chandef,
3402 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3403 struct ieee80211_local *local = sdata->local;
3406 mutex_lock(&local->mtx);
3407 if (!list_empty(&local->roc_list) || local->scanning) {
3412 /* whatever, but channel contexts should not complain about that one */
3413 sdata->deflink.smps_mode = IEEE80211_SMPS_OFF;
3414 sdata->deflink.needed_rx_chains = local->rx_chains;
3416 err = ieee80211_link_use_channel(&sdata->deflink, chandef,
3417 IEEE80211_CHANCTX_SHARED);
3421 ieee80211_queue_delayed_work(&sdata->local->hw,
3422 &sdata->deflink.dfs_cac_timer_work,
3423 msecs_to_jiffies(cac_time_ms));
3426 mutex_unlock(&local->mtx);
3430 static void ieee80211_end_cac(struct wiphy *wiphy,
3431 struct net_device *dev)
3433 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3434 struct ieee80211_local *local = sdata->local;
3436 mutex_lock(&local->mtx);
3437 list_for_each_entry(sdata, &local->interfaces, list) {
3438 /* it might be waiting for the local->mtx, but then
3439 * by the time it gets it, sdata->wdev.cac_started
3440 * will no longer be true
3442 cancel_delayed_work(&sdata->deflink.dfs_cac_timer_work);
3444 if (sdata->wdev.cac_started) {
3445 ieee80211_link_release_channel(&sdata->deflink);
3446 sdata->wdev.cac_started = false;
3449 mutex_unlock(&local->mtx);
3452 static struct cfg80211_beacon_data *
3453 cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
3455 struct cfg80211_beacon_data *new_beacon;
3459 len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len +
3460 beacon->proberesp_ies_len + beacon->assocresp_ies_len +
3461 beacon->probe_resp_len + beacon->lci_len + beacon->civicloc_len;
3463 if (beacon->mbssid_ies)
3464 len += ieee80211_get_mbssid_beacon_len(beacon->mbssid_ies,
3466 beacon->mbssid_ies->cnt);
3468 new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
3472 if (beacon->mbssid_ies && beacon->mbssid_ies->cnt) {
3473 new_beacon->mbssid_ies =
3474 kzalloc(struct_size(new_beacon->mbssid_ies,
3475 elem, beacon->mbssid_ies->cnt),
3477 if (!new_beacon->mbssid_ies) {
3482 if (beacon->rnr_ies && beacon->rnr_ies->cnt) {
3483 new_beacon->rnr_ies =
3484 kzalloc(struct_size(new_beacon->rnr_ies,
3485 elem, beacon->rnr_ies->cnt),
3487 if (!new_beacon->rnr_ies) {
3488 kfree(new_beacon->mbssid_ies);
3495 pos = (u8 *)(new_beacon + 1);
3496 if (beacon->head_len) {
3497 new_beacon->head_len = beacon->head_len;
3498 new_beacon->head = pos;
3499 memcpy(pos, beacon->head, beacon->head_len);
3500 pos += beacon->head_len;
3502 if (beacon->tail_len) {
3503 new_beacon->tail_len = beacon->tail_len;
3504 new_beacon->tail = pos;
3505 memcpy(pos, beacon->tail, beacon->tail_len);
3506 pos += beacon->tail_len;
3508 if (beacon->beacon_ies_len) {
3509 new_beacon->beacon_ies_len = beacon->beacon_ies_len;
3510 new_beacon->beacon_ies = pos;
3511 memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len);
3512 pos += beacon->beacon_ies_len;
3514 if (beacon->proberesp_ies_len) {
3515 new_beacon->proberesp_ies_len = beacon->proberesp_ies_len;
3516 new_beacon->proberesp_ies = pos;
3517 memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len);
3518 pos += beacon->proberesp_ies_len;
3520 if (beacon->assocresp_ies_len) {
3521 new_beacon->assocresp_ies_len = beacon->assocresp_ies_len;
3522 new_beacon->assocresp_ies = pos;
3523 memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len);
3524 pos += beacon->assocresp_ies_len;
3526 if (beacon->probe_resp_len) {
3527 new_beacon->probe_resp_len = beacon->probe_resp_len;
3528 new_beacon->probe_resp = pos;
3529 memcpy(pos, beacon->probe_resp, beacon->probe_resp_len);
3530 pos += beacon->probe_resp_len;
3532 if (beacon->mbssid_ies && beacon->mbssid_ies->cnt) {
3533 pos += ieee80211_copy_mbssid_beacon(pos,
3534 new_beacon->mbssid_ies,
3535 beacon->mbssid_ies);
3536 if (beacon->rnr_ies && beacon->rnr_ies->cnt)
3537 pos += ieee80211_copy_rnr_beacon(pos,
3538 new_beacon->rnr_ies,
3542 /* might copy -1, meaning no changes requested */
3543 new_beacon->ftm_responder = beacon->ftm_responder;
3545 new_beacon->lci_len = beacon->lci_len;
3546 new_beacon->lci = pos;
3547 memcpy(pos, beacon->lci, beacon->lci_len);
3548 pos += beacon->lci_len;
3550 if (beacon->civicloc) {
3551 new_beacon->civicloc_len = beacon->civicloc_len;
3552 new_beacon->civicloc = pos;
3553 memcpy(pos, beacon->civicloc, beacon->civicloc_len);
3554 pos += beacon->civicloc_len;
3560 void ieee80211_csa_finish(struct ieee80211_vif *vif)
3562 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3563 struct ieee80211_local *local = sdata->local;
3567 if (vif->mbssid_tx_vif == vif) {
3568 /* Trigger ieee80211_csa_finish() on the non-transmitting
3569 * interfaces when channel switch is received on
3570 * transmitting interface
3572 struct ieee80211_sub_if_data *iter;
3574 list_for_each_entry_rcu(iter, &local->interfaces, list) {
3575 if (!ieee80211_sdata_running(iter))
3578 if (iter == sdata || iter->vif.mbssid_tx_vif != vif)
3581 ieee80211_queue_work(&iter->local->hw,
3582 &iter->deflink.csa_finalize_work);
3585 ieee80211_queue_work(&local->hw, &sdata->deflink.csa_finalize_work);
3589 EXPORT_SYMBOL(ieee80211_csa_finish);
3591 void ieee80211_channel_switch_disconnect(struct ieee80211_vif *vif, bool block_tx)
3593 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3594 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3595 struct ieee80211_local *local = sdata->local;
3597 sdata->deflink.csa_block_tx = block_tx;
3598 sdata_info(sdata, "channel switch failed, disconnecting\n");
3599 wiphy_work_queue(local->hw.wiphy, &ifmgd->csa_connection_drop_work);
3601 EXPORT_SYMBOL(ieee80211_channel_switch_disconnect);
3603 static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
3608 switch (sdata->vif.type) {
3609 case NL80211_IFTYPE_AP:
3610 if (!sdata->deflink.u.ap.next_beacon)
3613 err = ieee80211_assign_beacon(sdata, &sdata->deflink,
3614 sdata->deflink.u.ap.next_beacon,
3615 NULL, NULL, changed);
3616 ieee80211_free_next_beacon(&sdata->deflink);
3621 case NL80211_IFTYPE_ADHOC:
3622 err = ieee80211_ibss_finish_csa(sdata, changed);
3626 #ifdef CONFIG_MAC80211_MESH
3627 case NL80211_IFTYPE_MESH_POINT:
3628 err = ieee80211_mesh_finish_csa(sdata, changed);
3641 static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
3643 struct ieee80211_local *local = sdata->local;
3647 sdata_assert_lock(sdata);
3648 lockdep_assert_held(&local->mtx);
3649 lockdep_assert_held(&local->chanctx_mtx);
3651 if (sdata->vif.bss_conf.eht_puncturing != sdata->vif.bss_conf.csa_punct_bitmap) {
3652 sdata->vif.bss_conf.eht_puncturing =
3653 sdata->vif.bss_conf.csa_punct_bitmap;
3654 changed |= BSS_CHANGED_EHT_PUNCTURING;
3658 * using reservation isn't immediate as it may be deferred until later
3659 * with multi-vif. once reservation is complete it will re-schedule the
3660 * work with no reserved_chanctx so verify chandef to check if it
3661 * completed successfully
3664 if (sdata->deflink.reserved_chanctx) {
3666 * with multi-vif csa driver may call ieee80211_csa_finish()
3667 * many times while waiting for other interfaces to use their
3670 if (sdata->deflink.reserved_ready)
3673 return ieee80211_link_use_reserved_context(&sdata->deflink);
3676 if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef,
3677 &sdata->deflink.csa_chandef))
3680 sdata->vif.bss_conf.csa_active = false;
3682 err = ieee80211_set_after_csa_beacon(sdata, &changed);
3686 ieee80211_link_info_change_notify(sdata, &sdata->deflink, changed);
3688 if (sdata->deflink.csa_block_tx) {
3689 ieee80211_wake_vif_queues(local, sdata,
3690 IEEE80211_QUEUE_STOP_REASON_CSA);
3691 sdata->deflink.csa_block_tx = false;
3694 err = drv_post_channel_switch(sdata);
3698 cfg80211_ch_switch_notify(sdata->dev, &sdata->deflink.csa_chandef, 0,
3699 sdata->vif.bss_conf.eht_puncturing);
3704 static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
3706 if (__ieee80211_csa_finalize(sdata)) {
3707 sdata_info(sdata, "failed to finalize CSA, disconnecting\n");
3708 cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev,
3713 void ieee80211_csa_finalize_work(struct work_struct *work)
3715 struct ieee80211_sub_if_data *sdata =
3716 container_of(work, struct ieee80211_sub_if_data,
3717 deflink.csa_finalize_work);
3718 struct ieee80211_local *local = sdata->local;
3721 mutex_lock(&local->mtx);
3722 mutex_lock(&local->chanctx_mtx);
3724 /* AP might have been stopped while waiting for the lock. */
3725 if (!sdata->vif.bss_conf.csa_active)
3728 if (!ieee80211_sdata_running(sdata))
3731 ieee80211_csa_finalize(sdata);
3734 mutex_unlock(&local->chanctx_mtx);
3735 mutex_unlock(&local->mtx);
3736 sdata_unlock(sdata);
3739 static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata,
3740 struct cfg80211_csa_settings *params,
3743 struct ieee80211_csa_settings csa = {};
3746 switch (sdata->vif.type) {
3747 case NL80211_IFTYPE_AP:
3748 sdata->deflink.u.ap.next_beacon =
3749 cfg80211_beacon_dup(¶ms->beacon_after);
3750 if (!sdata->deflink.u.ap.next_beacon)
3754 * With a count of 0, we don't have to wait for any
3755 * TBTT before switching, so complete the CSA
3756 * immediately. In theory, with a count == 1 we
3757 * should delay the switch until just before the next
3758 * TBTT, but that would complicate things so we switch
3759 * immediately too. If we would delay the switch
3760 * until the next TBTT, we would have to set the probe
3763 * TODO: A channel switch with count <= 1 without
3764 * sending a CSA action frame is kind of useless,
3765 * because the clients won't know we're changing
3766 * channels. The action frame must be implemented
3767 * either here or in the userspace.
3769 if (params->count <= 1)
3772 if ((params->n_counter_offsets_beacon >
3773 IEEE80211_MAX_CNTDWN_COUNTERS_NUM) ||
3774 (params->n_counter_offsets_presp >
3775 IEEE80211_MAX_CNTDWN_COUNTERS_NUM)) {
3776 ieee80211_free_next_beacon(&sdata->deflink);
3780 csa.counter_offsets_beacon = params->counter_offsets_beacon;
3781 csa.counter_offsets_presp = params->counter_offsets_presp;
3782 csa.n_counter_offsets_beacon = params->n_counter_offsets_beacon;
3783 csa.n_counter_offsets_presp = params->n_counter_offsets_presp;
3784 csa.count = params->count;
3786 err = ieee80211_assign_beacon(sdata, &sdata->deflink,
3787 ¶ms->beacon_csa, &csa,
3790 ieee80211_free_next_beacon(&sdata->deflink);
3795 case NL80211_IFTYPE_ADHOC:
3796 if (!sdata->vif.cfg.ibss_joined)
3799 if (params->chandef.width != sdata->u.ibss.chandef.width)
3802 switch (params->chandef.width) {
3803 case NL80211_CHAN_WIDTH_40:
3804 if (cfg80211_get_chandef_type(¶ms->chandef) !=
3805 cfg80211_get_chandef_type(&sdata->u.ibss.chandef))
3808 case NL80211_CHAN_WIDTH_5:
3809 case NL80211_CHAN_WIDTH_10:
3810 case NL80211_CHAN_WIDTH_20_NOHT:
3811 case NL80211_CHAN_WIDTH_20:
3817 /* changes into another band are not supported */
3818 if (sdata->u.ibss.chandef.chan->band !=
3819 params->chandef.chan->band)
3822 /* see comments in the NL80211_IFTYPE_AP block */
3823 if (params->count > 1) {
3824 err = ieee80211_ibss_csa_beacon(sdata, params, changed);
3829 ieee80211_send_action_csa(sdata, params);
3832 #ifdef CONFIG_MAC80211_MESH
3833 case NL80211_IFTYPE_MESH_POINT: {
3834 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
3836 /* changes into another band are not supported */
3837 if (sdata->vif.bss_conf.chandef.chan->band !=
3838 params->chandef.chan->band)
3841 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) {
3842 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT;
3843 if (!ifmsh->pre_value)
3844 ifmsh->pre_value = 1;
3849 /* see comments in the NL80211_IFTYPE_AP block */
3850 if (params->count > 1) {
3851 err = ieee80211_mesh_csa_beacon(sdata, params, changed);
3853 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE;
3858 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT)
3859 ieee80211_send_action_csa(sdata, params);
3871 static void ieee80211_color_change_abort(struct ieee80211_sub_if_data *sdata)
3873 sdata->vif.bss_conf.color_change_active = false;
3875 ieee80211_free_next_beacon(&sdata->deflink);
3877 cfg80211_color_change_aborted_notify(sdata->dev);
3881 __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3882 struct cfg80211_csa_settings *params)
3884 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3885 struct ieee80211_local *local = sdata->local;
3886 struct ieee80211_channel_switch ch_switch;
3887 struct ieee80211_chanctx_conf *conf;
3888 struct ieee80211_chanctx *chanctx;
3892 sdata_assert_lock(sdata);
3893 lockdep_assert_held(&local->mtx);
3895 if (!list_empty(&local->roc_list) || local->scanning)
3898 if (sdata->wdev.cac_started)
3901 if (cfg80211_chandef_identical(¶ms->chandef,
3902 &sdata->vif.bss_conf.chandef))
3905 /* don't allow another channel switch if one is already active. */
3906 if (sdata->vif.bss_conf.csa_active)
3909 mutex_lock(&local->chanctx_mtx);
3910 conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf,
3911 lockdep_is_held(&local->chanctx_mtx));
3917 if (params->chandef.chan->freq_offset) {
3918 /* this may work, but is untested */
3923 chanctx = container_of(conf, struct ieee80211_chanctx, conf);
3925 ch_switch.timestamp = 0;
3926 ch_switch.device_timestamp = 0;
3927 ch_switch.block_tx = params->block_tx;
3928 ch_switch.chandef = params->chandef;
3929 ch_switch.count = params->count;
3931 err = drv_pre_channel_switch(sdata, &ch_switch);
3935 err = ieee80211_link_reserve_chanctx(&sdata->deflink, ¶ms->chandef,
3937 params->radar_required);
3941 /* if reservation is invalid then this will fail */
3942 err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0);
3944 ieee80211_link_unreserve_chanctx(&sdata->deflink);
3948 /* if there is a color change in progress, abort it */
3949 if (sdata->vif.bss_conf.color_change_active)
3950 ieee80211_color_change_abort(sdata);
3952 err = ieee80211_set_csa_beacon(sdata, params, &changed);
3954 ieee80211_link_unreserve_chanctx(&sdata->deflink);
3958 if (params->punct_bitmap && !sdata->vif.bss_conf.eht_support)
3961 sdata->deflink.csa_chandef = params->chandef;
3962 sdata->deflink.csa_block_tx = params->block_tx;
3963 sdata->vif.bss_conf.csa_active = true;
3964 sdata->vif.bss_conf.csa_punct_bitmap = params->punct_bitmap;
3966 if (sdata->deflink.csa_block_tx)
3967 ieee80211_stop_vif_queues(local, sdata,
3968 IEEE80211_QUEUE_STOP_REASON_CSA);
3970 cfg80211_ch_switch_started_notify(sdata->dev,
3971 &sdata->deflink.csa_chandef, 0,
3972 params->count, params->block_tx,
3973 sdata->vif.bss_conf.csa_punct_bitmap);
3976 ieee80211_link_info_change_notify(sdata, &sdata->deflink,
3978 drv_channel_switch_beacon(sdata, ¶ms->chandef);
3980 /* if the beacon didn't change, we can finalize immediately */
3981 ieee80211_csa_finalize(sdata);
3985 mutex_unlock(&local->chanctx_mtx);
3989 int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3990 struct cfg80211_csa_settings *params)
3992 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3993 struct ieee80211_local *local = sdata->local;
3996 mutex_lock(&local->mtx);
3997 err = __ieee80211_channel_switch(wiphy, dev, params);
3998 mutex_unlock(&local->mtx);
4003 u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local)
4005 lockdep_assert_held(&local->mtx);
4007 local->roc_cookie_counter++;
4009 /* wow, you wrapped 64 bits ... more likely a bug */
4010 if (WARN_ON(local->roc_cookie_counter == 0))
4011 local->roc_cookie_counter++;
4013 return local->roc_cookie_counter;
4016 int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb,
4017 u64 *cookie, gfp_t gfp)
4019 unsigned long spin_flags;
4020 struct sk_buff *ack_skb;
4023 ack_skb = skb_copy(skb, gfp);
4027 spin_lock_irqsave(&local->ack_status_lock, spin_flags);
4028 id = idr_alloc(&local->ack_status_frames, ack_skb,
4029 1, 0x2000, GFP_ATOMIC);
4030 spin_unlock_irqrestore(&local->ack_status_lock, spin_flags);
4037 IEEE80211_SKB_CB(skb)->ack_frame_id = id;
4039 *cookie = ieee80211_mgmt_tx_cookie(local);
4040 IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie;
4046 ieee80211_update_mgmt_frame_registrations(struct wiphy *wiphy,
4047 struct wireless_dev *wdev,
4048 struct mgmt_frame_regs *upd)
4050 struct ieee80211_local *local = wiphy_priv(wiphy);
4051 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
4052 u32 preq_mask = BIT(IEEE80211_STYPE_PROBE_REQ >> 4);
4053 u32 action_mask = BIT(IEEE80211_STYPE_ACTION >> 4);
4054 bool global_change, intf_change;
4057 (local->probe_req_reg != !!(upd->global_stypes & preq_mask)) ||
4058 (local->rx_mcast_action_reg !=
4059 !!(upd->global_mcast_stypes & action_mask));
4060 local->probe_req_reg = upd->global_stypes & preq_mask;
4061 local->rx_mcast_action_reg = upd->global_mcast_stypes & action_mask;
4063 intf_change = (sdata->vif.probe_req_reg !=
4064 !!(upd->interface_stypes & preq_mask)) ||
4065 (sdata->vif.rx_mcast_action_reg !=
4066 !!(upd->interface_mcast_stypes & action_mask));
4067 sdata->vif.probe_req_reg = upd->interface_stypes & preq_mask;
4068 sdata->vif.rx_mcast_action_reg =
4069 upd->interface_mcast_stypes & action_mask;
4071 if (!local->open_count)
4074 if (intf_change && ieee80211_sdata_running(sdata))
4075 drv_config_iface_filter(local, sdata,
4076 sdata->vif.probe_req_reg ?
4081 ieee80211_configure_filter(local);
4084 static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
4086 struct ieee80211_local *local = wiphy_priv(wiphy);
4091 return drv_set_antenna(local, tx_ant, rx_ant);
4094 static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
4096 struct ieee80211_local *local = wiphy_priv(wiphy);
4098 return drv_get_antenna(local, tx_ant, rx_ant);
4101 static int ieee80211_set_rekey_data(struct wiphy *wiphy,
4102 struct net_device *dev,
4103 struct cfg80211_gtk_rekey_data *data)
4105 struct ieee80211_local *local = wiphy_priv(wiphy);
4106 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4108 if (!local->ops->set_rekey_data)
4111 drv_set_rekey_data(local, sdata, data);
4116 static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
4117 const u8 *peer, u64 *cookie)
4119 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4120 struct ieee80211_local *local = sdata->local;
4121 struct ieee80211_qos_hdr *nullfunc;
4122 struct sk_buff *skb;
4123 int size = sizeof(*nullfunc);
4126 struct ieee80211_tx_info *info;
4127 struct sta_info *sta;
4128 struct ieee80211_chanctx_conf *chanctx_conf;
4129 enum nl80211_band band;
4132 /* the lock is needed to assign the cookie later */
4133 mutex_lock(&local->mtx);
4136 chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf);
4137 if (WARN_ON(!chanctx_conf)) {
4141 band = chanctx_conf->def.chan->band;
4142 sta = sta_info_get_bss(sdata, peer);
4151 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
4152 IEEE80211_STYPE_QOS_NULLFUNC |
4153 IEEE80211_FCTL_FROMDS);
4156 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
4157 IEEE80211_STYPE_NULLFUNC |
4158 IEEE80211_FCTL_FROMDS);
4161 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
4169 skb_reserve(skb, local->hw.extra_tx_headroom);
4171 nullfunc = skb_put(skb, size);
4172 nullfunc->frame_control = fc;
4173 nullfunc->duration_id = 0;
4174 memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
4175 memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
4176 memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN);
4177 nullfunc->seq_ctrl = 0;
4179 info = IEEE80211_SKB_CB(skb);
4181 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
4182 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
4185 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
4188 nullfunc->qos_ctrl = cpu_to_le16(7);
4190 ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC);
4197 ieee80211_xmit(sdata, sta, skb);
4203 mutex_unlock(&local->mtx);
4208 static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
4209 struct wireless_dev *wdev,
4210 unsigned int link_id,
4211 struct cfg80211_chan_def *chandef)
4213 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
4214 struct ieee80211_local *local = wiphy_priv(wiphy);
4215 struct ieee80211_chanctx_conf *chanctx_conf;
4216 struct ieee80211_link_data *link;
4220 link = rcu_dereference(sdata->link[link_id]);
4226 chanctx_conf = rcu_dereference(link->conf->chanctx_conf);
4228 *chandef = link->conf->chandef;
4230 } else if (local->open_count > 0 &&
4231 local->open_count == local->monitors &&
4232 sdata->vif.type == NL80211_IFTYPE_MONITOR) {
4233 if (local->use_chanctx)
4234 *chandef = local->monitor_chandef;
4236 *chandef = local->_oper_chandef;
4246 static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
4248 drv_set_wakeup(wiphy_priv(wiphy), enabled);
4252 static int ieee80211_set_qos_map(struct wiphy *wiphy,
4253 struct net_device *dev,
4254 struct cfg80211_qos_map *qos_map)
4256 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4257 struct mac80211_qos_map *new_qos_map, *old_qos_map;
4260 new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL);
4263 memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map));
4265 /* A NULL qos_map was passed to disable QoS mapping */
4269 old_qos_map = sdata_dereference(sdata->qos_map, sdata);
4270 rcu_assign_pointer(sdata->qos_map, new_qos_map);
4272 kfree_rcu(old_qos_map, rcu_head);
4277 static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy,
4278 struct net_device *dev,
4279 unsigned int link_id,
4280 struct cfg80211_chan_def *chandef)
4282 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4283 struct ieee80211_link_data *link;
4287 link = sdata_dereference(sdata->link[link_id], sdata);
4289 ret = ieee80211_link_change_bandwidth(link, chandef, &changed);
4291 ieee80211_link_info_change_notify(sdata, link, changed);
4296 static int ieee80211_add_tx_ts(struct wiphy *wiphy, struct net_device *dev,
4297 u8 tsid, const u8 *peer, u8 up,
4300 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4301 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
4302 int ac = ieee802_1d_to_ac[up];
4304 if (sdata->vif.type != NL80211_IFTYPE_STATION)
4307 if (!(sdata->wmm_acm & BIT(up)))
4310 if (ifmgd->tx_tspec[ac].admitted_time)
4313 if (admitted_time) {
4314 ifmgd->tx_tspec[ac].admitted_time = 32 * admitted_time;
4315 ifmgd->tx_tspec[ac].tsid = tsid;
4316 ifmgd->tx_tspec[ac].up = up;
4322 static int ieee80211_del_tx_ts(struct wiphy *wiphy, struct net_device *dev,
4323 u8 tsid, const u8 *peer)
4325 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4326 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
4327 struct ieee80211_local *local = wiphy_priv(wiphy);
4330 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
4331 struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac];
4333 /* skip unused entries */
4334 if (!tx_tspec->admitted_time)
4337 if (tx_tspec->tsid != tsid)
4340 /* due to this new packets will be reassigned to non-ACM ACs */
4343 /* Make sure that all packets have been sent to avoid to
4344 * restore the QoS params on packets that are still on the
4348 ieee80211_flush_queues(local, sdata, false);
4350 /* restore the normal QoS parameters
4351 * (unconditionally to avoid races)
4353 tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE;
4354 tx_tspec->downgraded = false;
4355 ieee80211_sta_handle_tspec_ac_params(sdata);
4357 /* finally clear all the data */
4358 memset(tx_tspec, 0, sizeof(*tx_tspec));
4366 void ieee80211_nan_func_terminated(struct ieee80211_vif *vif,
4368 enum nl80211_nan_func_term_reason reason,
4371 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
4372 struct cfg80211_nan_func *func;
4375 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
4378 spin_lock_bh(&sdata->u.nan.func_lock);
4380 func = idr_find(&sdata->u.nan.function_inst_ids, inst_id);
4381 if (WARN_ON(!func)) {
4382 spin_unlock_bh(&sdata->u.nan.func_lock);
4386 cookie = func->cookie;
4387 idr_remove(&sdata->u.nan.function_inst_ids, inst_id);
4389 spin_unlock_bh(&sdata->u.nan.func_lock);
4391 cfg80211_free_nan_func(func);
4393 cfg80211_nan_func_terminated(ieee80211_vif_to_wdev(vif), inst_id,
4394 reason, cookie, gfp);
4396 EXPORT_SYMBOL(ieee80211_nan_func_terminated);
4398 void ieee80211_nan_func_match(struct ieee80211_vif *vif,
4399 struct cfg80211_nan_match_params *match,
4402 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
4403 struct cfg80211_nan_func *func;
4405 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
4408 spin_lock_bh(&sdata->u.nan.func_lock);
4410 func = idr_find(&sdata->u.nan.function_inst_ids, match->inst_id);
4411 if (WARN_ON(!func)) {
4412 spin_unlock_bh(&sdata->u.nan.func_lock);
4415 match->cookie = func->cookie;
4417 spin_unlock_bh(&sdata->u.nan.func_lock);
4419 cfg80211_nan_match(ieee80211_vif_to_wdev(vif), match, gfp);
4421 EXPORT_SYMBOL(ieee80211_nan_func_match);
4423 static int ieee80211_set_multicast_to_unicast(struct wiphy *wiphy,
4424 struct net_device *dev,
4427 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4429 sdata->u.ap.multicast_to_unicast = enabled;
4434 void ieee80211_fill_txq_stats(struct cfg80211_txq_stats *txqstats,
4435 struct txq_info *txqi)
4437 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_BACKLOG_BYTES))) {
4438 txqstats->filled |= BIT(NL80211_TXQ_STATS_BACKLOG_BYTES);
4439 txqstats->backlog_bytes = txqi->tin.backlog_bytes;
4442 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_BACKLOG_PACKETS))) {
4443 txqstats->filled |= BIT(NL80211_TXQ_STATS_BACKLOG_PACKETS);
4444 txqstats->backlog_packets = txqi->tin.backlog_packets;
4447 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_FLOWS))) {
4448 txqstats->filled |= BIT(NL80211_TXQ_STATS_FLOWS);
4449 txqstats->flows = txqi->tin.flows;
4452 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_DROPS))) {
4453 txqstats->filled |= BIT(NL80211_TXQ_STATS_DROPS);
4454 txqstats->drops = txqi->cstats.drop_count;
4457 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_ECN_MARKS))) {
4458 txqstats->filled |= BIT(NL80211_TXQ_STATS_ECN_MARKS);
4459 txqstats->ecn_marks = txqi->cstats.ecn_mark;
4462 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_OVERLIMIT))) {
4463 txqstats->filled |= BIT(NL80211_TXQ_STATS_OVERLIMIT);
4464 txqstats->overlimit = txqi->tin.overlimit;
4467 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_COLLISIONS))) {
4468 txqstats->filled |= BIT(NL80211_TXQ_STATS_COLLISIONS);
4469 txqstats->collisions = txqi->tin.collisions;
4472 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_TX_BYTES))) {
4473 txqstats->filled |= BIT(NL80211_TXQ_STATS_TX_BYTES);
4474 txqstats->tx_bytes = txqi->tin.tx_bytes;
4477 if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_TX_PACKETS))) {
4478 txqstats->filled |= BIT(NL80211_TXQ_STATS_TX_PACKETS);
4479 txqstats->tx_packets = txqi->tin.tx_packets;
4483 static int ieee80211_get_txq_stats(struct wiphy *wiphy,
4484 struct wireless_dev *wdev,
4485 struct cfg80211_txq_stats *txqstats)
4487 struct ieee80211_local *local = wiphy_priv(wiphy);
4488 struct ieee80211_sub_if_data *sdata;
4491 spin_lock_bh(&local->fq.lock);
4495 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
4496 if (!sdata->vif.txq) {
4500 ieee80211_fill_txq_stats(txqstats, to_txq_info(sdata->vif.txq));
4503 txqstats->filled |= BIT(NL80211_TXQ_STATS_BACKLOG_PACKETS) |
4504 BIT(NL80211_TXQ_STATS_BACKLOG_BYTES) |
4505 BIT(NL80211_TXQ_STATS_OVERLIMIT) |
4506 BIT(NL80211_TXQ_STATS_OVERMEMORY) |
4507 BIT(NL80211_TXQ_STATS_COLLISIONS) |
4508 BIT(NL80211_TXQ_STATS_MAX_FLOWS);
4509 txqstats->backlog_packets = local->fq.backlog;
4510 txqstats->backlog_bytes = local->fq.memory_usage;
4511 txqstats->overlimit = local->fq.overlimit;
4512 txqstats->overmemory = local->fq.overmemory;
4513 txqstats->collisions = local->fq.collisions;
4514 txqstats->max_flows = local->fq.flows_cnt;
4519 spin_unlock_bh(&local->fq.lock);
4525 ieee80211_get_ftm_responder_stats(struct wiphy *wiphy,
4526 struct net_device *dev,
4527 struct cfg80211_ftm_responder_stats *ftm_stats)
4529 struct ieee80211_local *local = wiphy_priv(wiphy);
4530 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4532 return drv_get_ftm_responder_stats(local, sdata, ftm_stats);
4536 ieee80211_start_pmsr(struct wiphy *wiphy, struct wireless_dev *dev,
4537 struct cfg80211_pmsr_request *request)
4539 struct ieee80211_local *local = wiphy_priv(wiphy);
4540 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev);
4542 return drv_start_pmsr(local, sdata, request);
4546 ieee80211_abort_pmsr(struct wiphy *wiphy, struct wireless_dev *dev,
4547 struct cfg80211_pmsr_request *request)
4549 struct ieee80211_local *local = wiphy_priv(wiphy);
4550 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev);
4552 return drv_abort_pmsr(local, sdata, request);
4555 static int ieee80211_set_tid_config(struct wiphy *wiphy,
4556 struct net_device *dev,
4557 struct cfg80211_tid_config *tid_conf)
4559 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4560 struct sta_info *sta;
4563 if (!sdata->local->ops->set_tid_config)
4566 if (!tid_conf->peer)
4567 return drv_set_tid_config(sdata->local, sdata, NULL, tid_conf);
4569 mutex_lock(&sdata->local->sta_mtx);
4570 sta = sta_info_get_bss(sdata, tid_conf->peer);
4572 mutex_unlock(&sdata->local->sta_mtx);
4576 ret = drv_set_tid_config(sdata->local, sdata, &sta->sta, tid_conf);
4577 mutex_unlock(&sdata->local->sta_mtx);
4582 static int ieee80211_reset_tid_config(struct wiphy *wiphy,
4583 struct net_device *dev,
4584 const u8 *peer, u8 tids)
4586 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4587 struct sta_info *sta;
4590 if (!sdata->local->ops->reset_tid_config)
4594 return drv_reset_tid_config(sdata->local, sdata, NULL, tids);
4596 mutex_lock(&sdata->local->sta_mtx);
4597 sta = sta_info_get_bss(sdata, peer);
4599 mutex_unlock(&sdata->local->sta_mtx);
4603 ret = drv_reset_tid_config(sdata->local, sdata, &sta->sta, tids);
4604 mutex_unlock(&sdata->local->sta_mtx);
4609 static int ieee80211_set_sar_specs(struct wiphy *wiphy,
4610 struct cfg80211_sar_specs *sar)
4612 struct ieee80211_local *local = wiphy_priv(wiphy);
4614 if (!local->ops->set_sar_specs)
4617 return local->ops->set_sar_specs(&local->hw, sar);
4621 ieee80211_set_after_color_change_beacon(struct ieee80211_sub_if_data *sdata,
4624 switch (sdata->vif.type) {
4625 case NL80211_IFTYPE_AP: {
4628 if (!sdata->deflink.u.ap.next_beacon)
4631 ret = ieee80211_assign_beacon(sdata, &sdata->deflink,
4632 sdata->deflink.u.ap.next_beacon,
4633 NULL, NULL, changed);
4634 ieee80211_free_next_beacon(&sdata->deflink);
4650 ieee80211_set_color_change_beacon(struct ieee80211_sub_if_data *sdata,
4651 struct cfg80211_color_change_settings *params,
4654 struct ieee80211_color_change_settings color_change = {};
4657 switch (sdata->vif.type) {
4658 case NL80211_IFTYPE_AP:
4659 sdata->deflink.u.ap.next_beacon =
4660 cfg80211_beacon_dup(¶ms->beacon_next);
4661 if (!sdata->deflink.u.ap.next_beacon)
4664 if (params->count <= 1)
4667 color_change.counter_offset_beacon =
4668 params->counter_offset_beacon;
4669 color_change.counter_offset_presp =
4670 params->counter_offset_presp;
4671 color_change.count = params->count;
4673 err = ieee80211_assign_beacon(sdata, &sdata->deflink,
4674 ¶ms->beacon_color_change,
4675 NULL, &color_change, changed);
4677 ieee80211_free_next_beacon(&sdata->deflink);
4689 ieee80211_color_change_bss_config_notify(struct ieee80211_sub_if_data *sdata,
4690 u8 color, int enable, u64 changed)
4692 sdata->vif.bss_conf.he_bss_color.color = color;
4693 sdata->vif.bss_conf.he_bss_color.enabled = enable;
4694 changed |= BSS_CHANGED_HE_BSS_COLOR;
4696 ieee80211_link_info_change_notify(sdata, &sdata->deflink, changed);
4698 if (!sdata->vif.bss_conf.nontransmitted && sdata->vif.mbssid_tx_vif) {
4699 struct ieee80211_sub_if_data *child;
4701 mutex_lock(&sdata->local->iflist_mtx);
4702 list_for_each_entry(child, &sdata->local->interfaces, list) {
4703 if (child != sdata && child->vif.mbssid_tx_vif == &sdata->vif) {
4704 child->vif.bss_conf.he_bss_color.color = color;
4705 child->vif.bss_conf.he_bss_color.enabled = enable;
4706 ieee80211_link_info_change_notify(child,
4708 BSS_CHANGED_HE_BSS_COLOR);
4711 mutex_unlock(&sdata->local->iflist_mtx);
4715 static int ieee80211_color_change_finalize(struct ieee80211_sub_if_data *sdata)
4717 struct ieee80211_local *local = sdata->local;
4721 sdata_assert_lock(sdata);
4722 lockdep_assert_held(&local->mtx);
4724 sdata->vif.bss_conf.color_change_active = false;
4726 err = ieee80211_set_after_color_change_beacon(sdata, &changed);
4728 cfg80211_color_change_aborted_notify(sdata->dev);
4732 ieee80211_color_change_bss_config_notify(sdata,
4733 sdata->vif.bss_conf.color_change_color,
4735 cfg80211_color_change_notify(sdata->dev);
4740 void ieee80211_color_change_finalize_work(struct work_struct *work)
4742 struct ieee80211_sub_if_data *sdata =
4743 container_of(work, struct ieee80211_sub_if_data,
4744 deflink.color_change_finalize_work);
4745 struct ieee80211_local *local = sdata->local;
4748 mutex_lock(&local->mtx);
4750 /* AP might have been stopped while waiting for the lock. */
4751 if (!sdata->vif.bss_conf.color_change_active)
4754 if (!ieee80211_sdata_running(sdata))
4757 ieee80211_color_change_finalize(sdata);
4760 mutex_unlock(&local->mtx);
4761 sdata_unlock(sdata);
4764 void ieee80211_color_collision_detection_work(struct work_struct *work)
4766 struct delayed_work *delayed_work = to_delayed_work(work);
4767 struct ieee80211_link_data *link =
4768 container_of(delayed_work, struct ieee80211_link_data,
4769 color_collision_detect_work);
4770 struct ieee80211_sub_if_data *sdata = link->sdata;
4773 cfg80211_obss_color_collision_notify(sdata->dev, link->color_bitmap);
4774 sdata_unlock(sdata);
4777 void ieee80211_color_change_finish(struct ieee80211_vif *vif)
4779 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
4781 ieee80211_queue_work(&sdata->local->hw,
4782 &sdata->deflink.color_change_finalize_work);
4784 EXPORT_SYMBOL_GPL(ieee80211_color_change_finish);
4787 ieee80211_obss_color_collision_notify(struct ieee80211_vif *vif,
4788 u64 color_bitmap, gfp_t gfp)
4790 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
4791 struct ieee80211_link_data *link = &sdata->deflink;
4793 if (sdata->vif.bss_conf.color_change_active || sdata->vif.bss_conf.csa_active)
4796 if (delayed_work_pending(&link->color_collision_detect_work))
4799 link->color_bitmap = color_bitmap;
4800 /* queue the color collision detection event every 500 ms in order to
4801 * avoid sending too much netlink messages to userspace.
4803 ieee80211_queue_delayed_work(&sdata->local->hw,
4804 &link->color_collision_detect_work,
4805 msecs_to_jiffies(500));
4807 EXPORT_SYMBOL_GPL(ieee80211_obss_color_collision_notify);
4810 ieee80211_color_change(struct wiphy *wiphy, struct net_device *dev,
4811 struct cfg80211_color_change_settings *params)
4813 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4814 struct ieee80211_local *local = sdata->local;
4818 sdata_assert_lock(sdata);
4820 if (sdata->vif.bss_conf.nontransmitted)
4823 mutex_lock(&local->mtx);
4825 /* don't allow another color change if one is already active or if csa
4828 if (sdata->vif.bss_conf.color_change_active || sdata->vif.bss_conf.csa_active) {
4833 err = ieee80211_set_color_change_beacon(sdata, params, &changed);
4837 sdata->vif.bss_conf.color_change_active = true;
4838 sdata->vif.bss_conf.color_change_color = params->color;
4840 cfg80211_color_change_started_notify(sdata->dev, params->count);
4843 ieee80211_color_change_bss_config_notify(sdata, 0, 0, changed);
4845 /* if the beacon didn't change, we can finalize immediately */
4846 ieee80211_color_change_finalize(sdata);
4849 mutex_unlock(&local->mtx);
4855 ieee80211_set_radar_background(struct wiphy *wiphy,
4856 struct cfg80211_chan_def *chandef)
4858 struct ieee80211_local *local = wiphy_priv(wiphy);
4860 if (!local->ops->set_radar_background)
4863 return local->ops->set_radar_background(&local->hw, chandef);
4866 static int ieee80211_add_intf_link(struct wiphy *wiphy,
4867 struct wireless_dev *wdev,
4868 unsigned int link_id)
4870 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
4873 if (wdev->use_4addr)
4876 mutex_lock(&sdata->local->mtx);
4877 res = ieee80211_vif_set_links(sdata, wdev->valid_links, 0);
4878 mutex_unlock(&sdata->local->mtx);
4883 static void ieee80211_del_intf_link(struct wiphy *wiphy,
4884 struct wireless_dev *wdev,
4885 unsigned int link_id)
4887 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
4889 mutex_lock(&sdata->local->mtx);
4890 ieee80211_vif_set_links(sdata, wdev->valid_links, 0);
4891 mutex_unlock(&sdata->local->mtx);
4894 static int sta_add_link_station(struct ieee80211_local *local,
4895 struct ieee80211_sub_if_data *sdata,
4896 struct link_station_parameters *params)
4898 struct sta_info *sta;
4901 sta = sta_info_get_bss(sdata, params->mld_mac);
4905 if (!sta->sta.valid_links)
4908 if (sta->sta.valid_links & BIT(params->link_id))
4911 ret = ieee80211_sta_allocate_link(sta, params->link_id);
4915 ret = sta_link_apply_parameters(local, sta, true, params);
4917 ieee80211_sta_free_link(sta, params->link_id);
4921 /* ieee80211_sta_activate_link frees the link upon failure */
4922 return ieee80211_sta_activate_link(sta, params->link_id);
4926 ieee80211_add_link_station(struct wiphy *wiphy, struct net_device *dev,
4927 struct link_station_parameters *params)
4929 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4930 struct ieee80211_local *local = wiphy_priv(wiphy);
4933 mutex_lock(&sdata->local->sta_mtx);
4934 ret = sta_add_link_station(local, sdata, params);
4935 mutex_unlock(&sdata->local->sta_mtx);
4940 static int sta_mod_link_station(struct ieee80211_local *local,
4941 struct ieee80211_sub_if_data *sdata,
4942 struct link_station_parameters *params)
4944 struct sta_info *sta;
4946 sta = sta_info_get_bss(sdata, params->mld_mac);
4950 if (!(sta->sta.valid_links & BIT(params->link_id)))
4953 return sta_link_apply_parameters(local, sta, false, params);
4957 ieee80211_mod_link_station(struct wiphy *wiphy, struct net_device *dev,
4958 struct link_station_parameters *params)
4960 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4961 struct ieee80211_local *local = wiphy_priv(wiphy);
4964 mutex_lock(&sdata->local->sta_mtx);
4965 ret = sta_mod_link_station(local, sdata, params);
4966 mutex_unlock(&sdata->local->sta_mtx);
4971 static int sta_del_link_station(struct ieee80211_sub_if_data *sdata,
4972 struct link_station_del_parameters *params)
4974 struct sta_info *sta;
4976 sta = sta_info_get_bss(sdata, params->mld_mac);
4980 if (!(sta->sta.valid_links & BIT(params->link_id)))
4983 /* must not create a STA without links */
4984 if (sta->sta.valid_links == BIT(params->link_id))
4987 ieee80211_sta_remove_link(sta, params->link_id);
4993 ieee80211_del_link_station(struct wiphy *wiphy, struct net_device *dev,
4994 struct link_station_del_parameters *params)
4996 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
4999 mutex_lock(&sdata->local->sta_mtx);
5000 ret = sta_del_link_station(sdata, params);
5001 mutex_unlock(&sdata->local->sta_mtx);
5006 static int ieee80211_set_hw_timestamp(struct wiphy *wiphy,
5007 struct net_device *dev,
5008 struct cfg80211_set_hw_timestamp *hwts)
5010 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
5011 struct ieee80211_local *local = sdata->local;
5013 if (!local->ops->set_hw_timestamp)
5016 if (!check_sdata_in_driver(sdata))
5019 return local->ops->set_hw_timestamp(&local->hw, &sdata->vif, hwts);
5022 const struct cfg80211_ops mac80211_config_ops = {
5023 .add_virtual_intf = ieee80211_add_iface,
5024 .del_virtual_intf = ieee80211_del_iface,
5025 .change_virtual_intf = ieee80211_change_iface,
5026 .start_p2p_device = ieee80211_start_p2p_device,
5027 .stop_p2p_device = ieee80211_stop_p2p_device,
5028 .add_key = ieee80211_add_key,
5029 .del_key = ieee80211_del_key,
5030 .get_key = ieee80211_get_key,
5031 .set_default_key = ieee80211_config_default_key,
5032 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
5033 .set_default_beacon_key = ieee80211_config_default_beacon_key,
5034 .start_ap = ieee80211_start_ap,
5035 .change_beacon = ieee80211_change_beacon,
5036 .stop_ap = ieee80211_stop_ap,
5037 .add_station = ieee80211_add_station,
5038 .del_station = ieee80211_del_station,
5039 .change_station = ieee80211_change_station,
5040 .get_station = ieee80211_get_station,
5041 .dump_station = ieee80211_dump_station,
5042 .dump_survey = ieee80211_dump_survey,
5043 #ifdef CONFIG_MAC80211_MESH
5044 .add_mpath = ieee80211_add_mpath,
5045 .del_mpath = ieee80211_del_mpath,
5046 .change_mpath = ieee80211_change_mpath,
5047 .get_mpath = ieee80211_get_mpath,
5048 .dump_mpath = ieee80211_dump_mpath,
5049 .get_mpp = ieee80211_get_mpp,
5050 .dump_mpp = ieee80211_dump_mpp,
5051 .update_mesh_config = ieee80211_update_mesh_config,
5052 .get_mesh_config = ieee80211_get_mesh_config,
5053 .join_mesh = ieee80211_join_mesh,
5054 .leave_mesh = ieee80211_leave_mesh,
5056 .join_ocb = ieee80211_join_ocb,
5057 .leave_ocb = ieee80211_leave_ocb,
5058 .change_bss = ieee80211_change_bss,
5059 .inform_bss = ieee80211_inform_bss,
5060 .set_txq_params = ieee80211_set_txq_params,
5061 .set_monitor_channel = ieee80211_set_monitor_channel,
5062 .suspend = ieee80211_suspend,
5063 .resume = ieee80211_resume,
5064 .scan = ieee80211_scan,
5065 .abort_scan = ieee80211_abort_scan,
5066 .sched_scan_start = ieee80211_sched_scan_start,
5067 .sched_scan_stop = ieee80211_sched_scan_stop,
5068 .auth = ieee80211_auth,
5069 .assoc = ieee80211_assoc,
5070 .deauth = ieee80211_deauth,
5071 .disassoc = ieee80211_disassoc,
5072 .join_ibss = ieee80211_join_ibss,
5073 .leave_ibss = ieee80211_leave_ibss,
5074 .set_mcast_rate = ieee80211_set_mcast_rate,
5075 .set_wiphy_params = ieee80211_set_wiphy_params,
5076 .set_tx_power = ieee80211_set_tx_power,
5077 .get_tx_power = ieee80211_get_tx_power,
5078 .rfkill_poll = ieee80211_rfkill_poll,
5079 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
5080 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
5081 .set_power_mgmt = ieee80211_set_power_mgmt,
5082 .set_bitrate_mask = ieee80211_set_bitrate_mask,
5083 .remain_on_channel = ieee80211_remain_on_channel,
5084 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
5085 .mgmt_tx = ieee80211_mgmt_tx,
5086 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
5087 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
5088 .set_cqm_rssi_range_config = ieee80211_set_cqm_rssi_range_config,
5089 .update_mgmt_frame_registrations =
5090 ieee80211_update_mgmt_frame_registrations,
5091 .set_antenna = ieee80211_set_antenna,
5092 .get_antenna = ieee80211_get_antenna,
5093 .set_rekey_data = ieee80211_set_rekey_data,
5094 .tdls_oper = ieee80211_tdls_oper,
5095 .tdls_mgmt = ieee80211_tdls_mgmt,
5096 .tdls_channel_switch = ieee80211_tdls_channel_switch,
5097 .tdls_cancel_channel_switch = ieee80211_tdls_cancel_channel_switch,
5098 .probe_client = ieee80211_probe_client,
5099 .set_noack_map = ieee80211_set_noack_map,
5101 .set_wakeup = ieee80211_set_wakeup,
5103 .get_channel = ieee80211_cfg_get_channel,
5104 .start_radar_detection = ieee80211_start_radar_detection,
5105 .end_cac = ieee80211_end_cac,
5106 .channel_switch = ieee80211_channel_switch,
5107 .set_qos_map = ieee80211_set_qos_map,
5108 .set_ap_chanwidth = ieee80211_set_ap_chanwidth,
5109 .add_tx_ts = ieee80211_add_tx_ts,
5110 .del_tx_ts = ieee80211_del_tx_ts,
5111 .start_nan = ieee80211_start_nan,
5112 .stop_nan = ieee80211_stop_nan,
5113 .nan_change_conf = ieee80211_nan_change_conf,
5114 .add_nan_func = ieee80211_add_nan_func,
5115 .del_nan_func = ieee80211_del_nan_func,
5116 .set_multicast_to_unicast = ieee80211_set_multicast_to_unicast,
5117 .tx_control_port = ieee80211_tx_control_port,
5118 .get_txq_stats = ieee80211_get_txq_stats,
5119 .get_ftm_responder_stats = ieee80211_get_ftm_responder_stats,
5120 .start_pmsr = ieee80211_start_pmsr,
5121 .abort_pmsr = ieee80211_abort_pmsr,
5122 .probe_mesh_link = ieee80211_probe_mesh_link,
5123 .set_tid_config = ieee80211_set_tid_config,
5124 .reset_tid_config = ieee80211_reset_tid_config,
5125 .set_sar_specs = ieee80211_set_sar_specs,
5126 .color_change = ieee80211_color_change,
5127 .set_radar_background = ieee80211_set_radar_background,
5128 .add_intf_link = ieee80211_add_intf_link,
5129 .del_intf_link = ieee80211_del_intf_link,
5130 .add_link_station = ieee80211_add_link_station,
5131 .mod_link_station = ieee80211_mod_link_station,
5132 .del_link_station = ieee80211_del_link_station,
5133 .set_hw_timestamp = ieee80211_set_hw_timestamp,