2 * mac80211 configuration hooks for cfg80211
4 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
5 * Copyright 2013-2015 Intel Mobile Communications GmbH
6 * Copyright (C) 2015-2017 Intel Deutschland GmbH
8 * This file is GPLv2 as found in COPYING.
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/if_ether.h>
18 #include <net/cfg80211.h>
19 #include "ieee80211_i.h"
20 #include "driver-ops.h"
25 static void ieee80211_set_mu_mimo_follow(struct ieee80211_sub_if_data *sdata,
26 struct vif_params *params)
28 bool mu_mimo_groups = false;
29 bool mu_mimo_follow = false;
31 if (params->vht_mumimo_groups) {
34 BUILD_BUG_ON(sizeof(membership) != WLAN_MEMBERSHIP_LEN);
36 memcpy(sdata->vif.bss_conf.mu_group.membership,
37 params->vht_mumimo_groups, WLAN_MEMBERSHIP_LEN);
38 memcpy(sdata->vif.bss_conf.mu_group.position,
39 params->vht_mumimo_groups + WLAN_MEMBERSHIP_LEN,
40 WLAN_USER_POSITION_LEN);
41 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MU_GROUPS);
42 /* don't care about endianness - just check for 0 */
43 memcpy(&membership, params->vht_mumimo_groups,
45 mu_mimo_groups = membership != 0;
48 if (params->vht_mumimo_follow_addr) {
50 is_valid_ether_addr(params->vht_mumimo_follow_addr);
51 ether_addr_copy(sdata->u.mntr.mu_follow_addr,
52 params->vht_mumimo_follow_addr);
55 sdata->vif.mu_mimo_owner = mu_mimo_groups || mu_mimo_follow;
58 static int ieee80211_set_mon_options(struct ieee80211_sub_if_data *sdata,
59 struct vif_params *params)
61 struct ieee80211_local *local = sdata->local;
62 struct ieee80211_sub_if_data *monitor_sdata;
64 /* check flags first */
65 if (params->flags && ieee80211_sdata_running(sdata)) {
66 u32 mask = MONITOR_FLAG_COOK_FRAMES | MONITOR_FLAG_ACTIVE;
69 * Prohibit MONITOR_FLAG_COOK_FRAMES and
70 * MONITOR_FLAG_ACTIVE to be changed while the
72 * Else we would need to add a lot of cruft
73 * to update everything:
74 * cooked_mntrs, monitor and all fif_* counters
75 * reconfigure hardware
77 if ((params->flags & mask) != (sdata->u.mntr.flags & mask))
81 /* also validate MU-MIMO change */
82 monitor_sdata = rtnl_dereference(local->monitor_sdata);
85 (params->vht_mumimo_groups || params->vht_mumimo_follow_addr))
88 /* apply all changes now - no failures allowed */
91 ieee80211_set_mu_mimo_follow(monitor_sdata, params);
94 if (ieee80211_sdata_running(sdata)) {
95 ieee80211_adjust_monitor_flags(sdata, -1);
96 sdata->u.mntr.flags = params->flags;
97 ieee80211_adjust_monitor_flags(sdata, 1);
99 ieee80211_configure_filter(local);
102 * Because the interface is down, ieee80211_do_stop
103 * and ieee80211_do_open take care of "everything"
104 * mentioned in the comment above.
106 sdata->u.mntr.flags = params->flags;
113 static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy,
115 unsigned char name_assign_type,
116 enum nl80211_iftype type,
117 struct vif_params *params)
119 struct ieee80211_local *local = wiphy_priv(wiphy);
120 struct wireless_dev *wdev;
121 struct ieee80211_sub_if_data *sdata;
124 err = ieee80211_if_add(local, name, name_assign_type, &wdev, type, params);
128 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
130 if (type == NL80211_IFTYPE_MONITOR) {
131 err = ieee80211_set_mon_options(sdata, params);
133 ieee80211_if_remove(sdata);
141 static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
143 ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev));
148 static int ieee80211_change_iface(struct wiphy *wiphy,
149 struct net_device *dev,
150 enum nl80211_iftype type,
151 struct vif_params *params)
153 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
156 ret = ieee80211_if_change_type(sdata, type);
160 if (type == NL80211_IFTYPE_AP_VLAN &&
161 params && params->use_4addr == 0) {
162 RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
163 ieee80211_check_fast_rx_iface(sdata);
164 } else if (type == NL80211_IFTYPE_STATION &&
165 params && params->use_4addr >= 0) {
166 sdata->u.mgd.use_4addr = params->use_4addr;
169 if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
170 ret = ieee80211_set_mon_options(sdata, params);
178 static int ieee80211_start_p2p_device(struct wiphy *wiphy,
179 struct wireless_dev *wdev)
181 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
184 mutex_lock(&sdata->local->chanctx_mtx);
185 ret = ieee80211_check_combinations(sdata, NULL, 0, 0);
186 mutex_unlock(&sdata->local->chanctx_mtx);
190 return ieee80211_do_open(wdev, true);
193 static void ieee80211_stop_p2p_device(struct wiphy *wiphy,
194 struct wireless_dev *wdev)
196 ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev));
199 static int ieee80211_start_nan(struct wiphy *wiphy,
200 struct wireless_dev *wdev,
201 struct cfg80211_nan_conf *conf)
203 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
206 mutex_lock(&sdata->local->chanctx_mtx);
207 ret = ieee80211_check_combinations(sdata, NULL, 0, 0);
208 mutex_unlock(&sdata->local->chanctx_mtx);
212 ret = ieee80211_do_open(wdev, true);
216 ret = drv_start_nan(sdata->local, sdata, conf);
218 ieee80211_sdata_stop(sdata);
220 sdata->u.nan.conf = *conf;
225 static void ieee80211_stop_nan(struct wiphy *wiphy,
226 struct wireless_dev *wdev)
228 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
230 drv_stop_nan(sdata->local, sdata);
231 ieee80211_sdata_stop(sdata);
234 static int ieee80211_nan_change_conf(struct wiphy *wiphy,
235 struct wireless_dev *wdev,
236 struct cfg80211_nan_conf *conf,
239 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
240 struct cfg80211_nan_conf new_conf;
243 if (sdata->vif.type != NL80211_IFTYPE_NAN)
246 if (!ieee80211_sdata_running(sdata))
249 new_conf = sdata->u.nan.conf;
251 if (changes & CFG80211_NAN_CONF_CHANGED_PREF)
252 new_conf.master_pref = conf->master_pref;
254 if (changes & CFG80211_NAN_CONF_CHANGED_BANDS)
255 new_conf.bands = conf->bands;
257 ret = drv_nan_change_conf(sdata->local, sdata, &new_conf, changes);
259 sdata->u.nan.conf = new_conf;
264 static int ieee80211_add_nan_func(struct wiphy *wiphy,
265 struct wireless_dev *wdev,
266 struct cfg80211_nan_func *nan_func)
268 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
271 if (sdata->vif.type != NL80211_IFTYPE_NAN)
274 if (!ieee80211_sdata_running(sdata))
277 spin_lock_bh(&sdata->u.nan.func_lock);
279 ret = idr_alloc(&sdata->u.nan.function_inst_ids,
280 nan_func, 1, sdata->local->hw.max_nan_de_entries + 1,
282 spin_unlock_bh(&sdata->u.nan.func_lock);
287 nan_func->instance_id = ret;
289 WARN_ON(nan_func->instance_id == 0);
291 ret = drv_add_nan_func(sdata->local, sdata, nan_func);
293 spin_lock_bh(&sdata->u.nan.func_lock);
294 idr_remove(&sdata->u.nan.function_inst_ids,
295 nan_func->instance_id);
296 spin_unlock_bh(&sdata->u.nan.func_lock);
302 static struct cfg80211_nan_func *
303 ieee80211_find_nan_func_by_cookie(struct ieee80211_sub_if_data *sdata,
306 struct cfg80211_nan_func *func;
309 lockdep_assert_held(&sdata->u.nan.func_lock);
311 idr_for_each_entry(&sdata->u.nan.function_inst_ids, func, id) {
312 if (func->cookie == cookie)
319 static void ieee80211_del_nan_func(struct wiphy *wiphy,
320 struct wireless_dev *wdev, u64 cookie)
322 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
323 struct cfg80211_nan_func *func;
326 if (sdata->vif.type != NL80211_IFTYPE_NAN ||
327 !ieee80211_sdata_running(sdata))
330 spin_lock_bh(&sdata->u.nan.func_lock);
332 func = ieee80211_find_nan_func_by_cookie(sdata, cookie);
334 instance_id = func->instance_id;
336 spin_unlock_bh(&sdata->u.nan.func_lock);
339 drv_del_nan_func(sdata->local, sdata, instance_id);
342 static int ieee80211_set_noack_map(struct wiphy *wiphy,
343 struct net_device *dev,
346 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
348 sdata->noack_map = noack_map;
350 ieee80211_check_fast_xmit_iface(sdata);
355 static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
356 u8 key_idx, bool pairwise, const u8 *mac_addr,
357 struct key_params *params)
359 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
360 struct ieee80211_local *local = sdata->local;
361 struct sta_info *sta = NULL;
362 const struct ieee80211_cipher_scheme *cs = NULL;
363 struct ieee80211_key *key;
366 if (!ieee80211_sdata_running(sdata))
369 /* reject WEP and TKIP keys if WEP failed to initialize */
370 switch (params->cipher) {
371 case WLAN_CIPHER_SUITE_WEP40:
372 case WLAN_CIPHER_SUITE_TKIP:
373 case WLAN_CIPHER_SUITE_WEP104:
374 if (IS_ERR(local->wep_tx_tfm))
377 case WLAN_CIPHER_SUITE_CCMP:
378 case WLAN_CIPHER_SUITE_CCMP_256:
379 case WLAN_CIPHER_SUITE_AES_CMAC:
380 case WLAN_CIPHER_SUITE_BIP_CMAC_256:
381 case WLAN_CIPHER_SUITE_BIP_GMAC_128:
382 case WLAN_CIPHER_SUITE_BIP_GMAC_256:
383 case WLAN_CIPHER_SUITE_GCMP:
384 case WLAN_CIPHER_SUITE_GCMP_256:
387 cs = ieee80211_cs_get(local, params->cipher, sdata->vif.type);
391 key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len,
392 params->key, params->seq_len, params->seq,
398 key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;
400 mutex_lock(&local->sta_mtx);
403 sta = sta_info_get_bss(sdata, mac_addr);
405 * The ASSOC test makes sure the driver is ready to
406 * receive the key. When wpa_supplicant has roamed
407 * using FT, it attempts to set the key before
408 * association has completed, this rejects that attempt
409 * so it will set the key again after association.
411 * TODO: accept the key if we have a station entry and
412 * add it to the device after the station.
414 if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) {
415 ieee80211_key_free_unused(key);
421 switch (sdata->vif.type) {
422 case NL80211_IFTYPE_STATION:
423 if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED)
424 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
426 case NL80211_IFTYPE_AP:
427 case NL80211_IFTYPE_AP_VLAN:
428 /* Keys without a station are used for TX only */
429 if (sta && test_sta_flag(sta, WLAN_STA_MFP))
430 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
432 case NL80211_IFTYPE_ADHOC:
435 case NL80211_IFTYPE_MESH_POINT:
436 #ifdef CONFIG_MAC80211_MESH
437 if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE)
438 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
441 case NL80211_IFTYPE_WDS:
442 case NL80211_IFTYPE_MONITOR:
443 case NL80211_IFTYPE_P2P_DEVICE:
444 case NL80211_IFTYPE_NAN:
445 case NL80211_IFTYPE_UNSPECIFIED:
446 case NUM_NL80211_IFTYPES:
447 case NL80211_IFTYPE_P2P_CLIENT:
448 case NL80211_IFTYPE_P2P_GO:
449 case NL80211_IFTYPE_OCB:
450 /* shouldn't happen */
456 sta->cipher_scheme = cs;
458 err = ieee80211_key_link(key, sdata, sta);
461 mutex_unlock(&local->sta_mtx);
466 static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
467 u8 key_idx, bool pairwise, const u8 *mac_addr)
469 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
470 struct ieee80211_local *local = sdata->local;
471 struct sta_info *sta;
472 struct ieee80211_key *key = NULL;
475 mutex_lock(&local->sta_mtx);
476 mutex_lock(&local->key_mtx);
481 sta = sta_info_get_bss(sdata, mac_addr);
486 key = key_mtx_dereference(local, sta->ptk[key_idx]);
488 key = key_mtx_dereference(local, sta->gtk[key_idx]);
490 key = key_mtx_dereference(local, sdata->keys[key_idx]);
497 ieee80211_key_free(key, sdata->vif.type == NL80211_IFTYPE_STATION);
501 mutex_unlock(&local->key_mtx);
502 mutex_unlock(&local->sta_mtx);
507 static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
508 u8 key_idx, bool pairwise, const u8 *mac_addr,
510 void (*callback)(void *cookie,
511 struct key_params *params))
513 struct ieee80211_sub_if_data *sdata;
514 struct sta_info *sta = NULL;
516 struct key_params params;
517 struct ieee80211_key *key = NULL;
522 struct ieee80211_key_seq kseq = {};
524 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
529 sta = sta_info_get_bss(sdata, mac_addr);
533 if (pairwise && key_idx < NUM_DEFAULT_KEYS)
534 key = rcu_dereference(sta->ptk[key_idx]);
535 else if (!pairwise &&
536 key_idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS)
537 key = rcu_dereference(sta->gtk[key_idx]);
539 key = rcu_dereference(sdata->keys[key_idx]);
544 memset(¶ms, 0, sizeof(params));
546 params.cipher = key->conf.cipher;
548 switch (key->conf.cipher) {
549 case WLAN_CIPHER_SUITE_TKIP:
550 pn64 = atomic64_read(&key->conf.tx_pn);
551 iv32 = TKIP_PN_TO_IV32(pn64);
552 iv16 = TKIP_PN_TO_IV16(pn64);
554 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
555 !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
556 drv_get_key_seq(sdata->local, key, &kseq);
557 iv32 = kseq.tkip.iv32;
558 iv16 = kseq.tkip.iv16;
561 seq[0] = iv16 & 0xff;
562 seq[1] = (iv16 >> 8) & 0xff;
563 seq[2] = iv32 & 0xff;
564 seq[3] = (iv32 >> 8) & 0xff;
565 seq[4] = (iv32 >> 16) & 0xff;
566 seq[5] = (iv32 >> 24) & 0xff;
570 case WLAN_CIPHER_SUITE_CCMP:
571 case WLAN_CIPHER_SUITE_CCMP_256:
572 case WLAN_CIPHER_SUITE_AES_CMAC:
573 case WLAN_CIPHER_SUITE_BIP_CMAC_256:
574 BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
575 offsetof(typeof(kseq), aes_cmac));
576 case WLAN_CIPHER_SUITE_BIP_GMAC_128:
577 case WLAN_CIPHER_SUITE_BIP_GMAC_256:
578 BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
579 offsetof(typeof(kseq), aes_gmac));
580 case WLAN_CIPHER_SUITE_GCMP:
581 case WLAN_CIPHER_SUITE_GCMP_256:
582 BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) !=
583 offsetof(typeof(kseq), gcmp));
585 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
586 !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
587 drv_get_key_seq(sdata->local, key, &kseq);
588 memcpy(seq, kseq.ccmp.pn, 6);
590 pn64 = atomic64_read(&key->conf.tx_pn);
602 if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
604 if (WARN_ON(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV))
606 drv_get_key_seq(sdata->local, key, &kseq);
607 params.seq = kseq.hw.seq;
608 params.seq_len = kseq.hw.seq_len;
612 params.key = key->conf.key;
613 params.key_len = key->conf.keylen;
615 callback(cookie, ¶ms);
623 static int ieee80211_config_default_key(struct wiphy *wiphy,
624 struct net_device *dev,
625 u8 key_idx, bool uni,
628 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
630 ieee80211_set_default_key(sdata, key_idx, uni, multi);
635 static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
636 struct net_device *dev,
639 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
641 ieee80211_set_default_mgmt_key(sdata, key_idx);
646 void sta_set_rate_info_tx(struct sta_info *sta,
647 const struct ieee80211_tx_rate *rate,
648 struct rate_info *rinfo)
651 if (rate->flags & IEEE80211_TX_RC_MCS) {
652 rinfo->flags |= RATE_INFO_FLAGS_MCS;
653 rinfo->mcs = rate->idx;
654 } else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) {
655 rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
656 rinfo->mcs = ieee80211_rate_get_vht_mcs(rate);
657 rinfo->nss = ieee80211_rate_get_vht_nss(rate);
659 struct ieee80211_supported_band *sband;
660 int shift = ieee80211_vif_get_shift(&sta->sdata->vif);
663 sband = ieee80211_get_sband(sta->sdata);
664 WARN_ON_ONCE(sband && !sband->bitrates);
665 if (sband && sband->bitrates) {
666 brate = sband->bitrates[rate->idx].bitrate;
667 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
670 if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
671 rinfo->bw = RATE_INFO_BW_40;
672 else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
673 rinfo->bw = RATE_INFO_BW_80;
674 else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
675 rinfo->bw = RATE_INFO_BW_160;
677 rinfo->bw = RATE_INFO_BW_20;
678 if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
679 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
682 static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
683 int idx, u8 *mac, struct station_info *sinfo)
685 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
686 struct ieee80211_local *local = sdata->local;
687 struct sta_info *sta;
690 mutex_lock(&local->sta_mtx);
692 sta = sta_info_get_by_idx(sdata, idx);
695 memcpy(mac, sta->sta.addr, ETH_ALEN);
696 sta_set_sinfo(sta, sinfo);
699 mutex_unlock(&local->sta_mtx);
704 static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
705 int idx, struct survey_info *survey)
707 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
709 return drv_get_survey(local, idx, survey);
712 static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
713 const u8 *mac, struct station_info *sinfo)
715 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
716 struct ieee80211_local *local = sdata->local;
717 struct sta_info *sta;
720 mutex_lock(&local->sta_mtx);
722 sta = sta_info_get_bss(sdata, mac);
725 sta_set_sinfo(sta, sinfo);
728 mutex_unlock(&local->sta_mtx);
733 static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
734 struct cfg80211_chan_def *chandef)
736 struct ieee80211_local *local = wiphy_priv(wiphy);
737 struct ieee80211_sub_if_data *sdata;
740 if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
743 mutex_lock(&local->mtx);
744 if (local->use_chanctx) {
745 sdata = rtnl_dereference(local->monitor_sdata);
747 ieee80211_vif_release_channel(sdata);
748 ret = ieee80211_vif_use_channel(sdata, chandef,
749 IEEE80211_CHANCTX_EXCLUSIVE);
751 } else if (local->open_count == local->monitors) {
752 local->_oper_chandef = *chandef;
753 ieee80211_hw_config(local, 0);
757 local->monitor_chandef = *chandef;
758 mutex_unlock(&local->mtx);
763 static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
764 const u8 *resp, size_t resp_len,
765 const struct ieee80211_csa_settings *csa)
767 struct probe_resp *new, *old;
769 if (!resp || !resp_len)
772 old = sdata_dereference(sdata->u.ap.probe_resp, sdata);
774 new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL);
779 memcpy(new->data, resp, resp_len);
782 memcpy(new->csa_counter_offsets, csa->counter_offsets_presp,
783 csa->n_counter_offsets_presp *
784 sizeof(new->csa_counter_offsets[0]));
786 rcu_assign_pointer(sdata->u.ap.probe_resp, new);
788 kfree_rcu(old, rcu_head);
793 static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
794 struct cfg80211_beacon_data *params,
795 const struct ieee80211_csa_settings *csa)
797 struct beacon_data *new, *old;
798 int new_head_len, new_tail_len;
800 u32 changed = BSS_CHANGED_BEACON;
802 old = sdata_dereference(sdata->u.ap.beacon, sdata);
805 /* Need to have a beacon head if we don't have one yet */
806 if (!params->head && !old)
809 /* new or old head? */
811 new_head_len = params->head_len;
813 new_head_len = old->head_len;
815 /* new or old tail? */
816 if (params->tail || !old)
817 /* params->tail_len will be zero for !params->tail */
818 new_tail_len = params->tail_len;
820 new_tail_len = old->tail_len;
822 size = sizeof(*new) + new_head_len + new_tail_len;
824 new = kzalloc(size, GFP_KERNEL);
828 /* start filling the new info now */
831 * pointers go into the block we allocated,
832 * memory is | beacon_data | head | tail |
834 new->head = ((u8 *) new) + sizeof(*new);
835 new->tail = new->head + new_head_len;
836 new->head_len = new_head_len;
837 new->tail_len = new_tail_len;
840 new->csa_current_counter = csa->count;
841 memcpy(new->csa_counter_offsets, csa->counter_offsets_beacon,
842 csa->n_counter_offsets_beacon *
843 sizeof(new->csa_counter_offsets[0]));
848 memcpy(new->head, params->head, new_head_len);
850 memcpy(new->head, old->head, new_head_len);
852 /* copy in optional tail */
854 memcpy(new->tail, params->tail, new_tail_len);
857 memcpy(new->tail, old->tail, new_tail_len);
859 err = ieee80211_set_probe_resp(sdata, params->probe_resp,
860 params->probe_resp_len, csa);
864 changed |= BSS_CHANGED_AP_PROBE_RESP;
866 rcu_assign_pointer(sdata->u.ap.beacon, new);
869 kfree_rcu(old, rcu_head);
874 static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
875 struct cfg80211_ap_settings *params)
877 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
878 struct ieee80211_local *local = sdata->local;
879 struct beacon_data *old;
880 struct ieee80211_sub_if_data *vlan;
881 u32 changed = BSS_CHANGED_BEACON_INT |
882 BSS_CHANGED_BEACON_ENABLED |
890 old = sdata_dereference(sdata->u.ap.beacon, sdata);
894 switch (params->smps_mode) {
895 case NL80211_SMPS_OFF:
896 sdata->smps_mode = IEEE80211_SMPS_OFF;
898 case NL80211_SMPS_STATIC:
899 sdata->smps_mode = IEEE80211_SMPS_STATIC;
901 case NL80211_SMPS_DYNAMIC:
902 sdata->smps_mode = IEEE80211_SMPS_DYNAMIC;
907 sdata->u.ap.req_smps = sdata->smps_mode;
909 sdata->needed_rx_chains = sdata->local->rx_chains;
911 prev_beacon_int = sdata->vif.bss_conf.beacon_int;
912 sdata->vif.bss_conf.beacon_int = params->beacon_interval;
914 mutex_lock(&local->mtx);
915 err = ieee80211_vif_use_channel(sdata, ¶ms->chandef,
916 IEEE80211_CHANCTX_SHARED);
918 ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
919 mutex_unlock(&local->mtx);
921 sdata->vif.bss_conf.beacon_int = prev_beacon_int;
926 * Apply control port protocol, this allows us to
927 * not encrypt dynamic WEP control frames.
929 sdata->control_port_protocol = params->crypto.control_port_ethertype;
930 sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt;
931 sdata->encrypt_headroom = ieee80211_cs_headroom(sdata->local,
935 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
936 vlan->control_port_protocol =
937 params->crypto.control_port_ethertype;
938 vlan->control_port_no_encrypt =
939 params->crypto.control_port_no_encrypt;
940 vlan->encrypt_headroom =
941 ieee80211_cs_headroom(sdata->local,
946 sdata->vif.bss_conf.dtim_period = params->dtim_period;
947 sdata->vif.bss_conf.enable_beacon = true;
948 sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p;
950 sdata->vif.bss_conf.ssid_len = params->ssid_len;
951 if (params->ssid_len)
952 memcpy(sdata->vif.bss_conf.ssid, params->ssid,
954 sdata->vif.bss_conf.hidden_ssid =
955 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
957 memset(&sdata->vif.bss_conf.p2p_noa_attr, 0,
958 sizeof(sdata->vif.bss_conf.p2p_noa_attr));
959 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow =
960 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
961 if (params->p2p_opp_ps)
962 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
963 IEEE80211_P2P_OPPPS_ENABLE_BIT;
965 err = ieee80211_assign_beacon(sdata, ¶ms->beacon, NULL);
967 ieee80211_vif_release_channel(sdata);
972 err = drv_start_ap(sdata->local, sdata);
974 old = sdata_dereference(sdata->u.ap.beacon, sdata);
977 kfree_rcu(old, rcu_head);
978 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
979 ieee80211_vif_release_channel(sdata);
983 ieee80211_recalc_dtim(local, sdata);
984 ieee80211_bss_info_change_notify(sdata, changed);
986 netif_carrier_on(dev);
987 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
988 netif_carrier_on(vlan->dev);
993 static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
994 struct cfg80211_beacon_data *params)
996 struct ieee80211_sub_if_data *sdata;
997 struct beacon_data *old;
1000 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1001 sdata_assert_lock(sdata);
1003 /* don't allow changing the beacon while CSA is in place - offset
1004 * of channel switch counter may change
1006 if (sdata->vif.csa_active)
1009 old = sdata_dereference(sdata->u.ap.beacon, sdata);
1013 err = ieee80211_assign_beacon(sdata, params, NULL);
1016 ieee80211_bss_info_change_notify(sdata, err);
1020 static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1022 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1023 struct ieee80211_sub_if_data *vlan;
1024 struct ieee80211_local *local = sdata->local;
1025 struct beacon_data *old_beacon;
1026 struct probe_resp *old_probe_resp;
1027 struct cfg80211_chan_def chandef;
1029 sdata_assert_lock(sdata);
1031 old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata);
1034 old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata);
1036 /* abort any running channel switch */
1037 mutex_lock(&local->mtx);
1038 sdata->vif.csa_active = false;
1039 if (sdata->csa_block_tx) {
1040 ieee80211_wake_vif_queues(local, sdata,
1041 IEEE80211_QUEUE_STOP_REASON_CSA);
1042 sdata->csa_block_tx = false;
1045 mutex_unlock(&local->mtx);
1047 kfree(sdata->u.ap.next_beacon);
1048 sdata->u.ap.next_beacon = NULL;
1050 /* turn off carrier for this interface and dependent VLANs */
1051 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1052 netif_carrier_off(vlan->dev);
1053 netif_carrier_off(dev);
1055 /* remove beacon and probe response */
1056 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
1057 RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
1058 kfree_rcu(old_beacon, rcu_head);
1060 kfree_rcu(old_probe_resp, rcu_head);
1061 sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF;
1063 __sta_info_flush(sdata, true);
1064 ieee80211_free_keys(sdata, true);
1066 sdata->vif.bss_conf.enable_beacon = false;
1067 sdata->vif.bss_conf.ssid_len = 0;
1068 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
1069 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
1071 if (sdata->wdev.cac_started) {
1072 chandef = sdata->vif.bss_conf.chandef;
1073 cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
1074 cfg80211_cac_event(sdata->dev, &chandef,
1075 NL80211_RADAR_CAC_ABORTED,
1079 drv_stop_ap(sdata->local, sdata);
1081 /* free all potentially still buffered bcast frames */
1082 local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
1083 ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf);
1085 mutex_lock(&local->mtx);
1086 ieee80211_vif_copy_chanctx_to_vlans(sdata, true);
1087 ieee80211_vif_release_channel(sdata);
1088 mutex_unlock(&local->mtx);
1093 static int sta_apply_auth_flags(struct ieee80211_local *local,
1094 struct sta_info *sta,
1099 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1100 set & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1101 !test_sta_flag(sta, WLAN_STA_AUTH)) {
1102 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1107 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1108 set & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1109 !test_sta_flag(sta, WLAN_STA_ASSOC)) {
1111 * When peer becomes associated, init rate control as
1112 * well. Some drivers require rate control initialized
1113 * before drv_sta_state() is called.
1115 if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
1116 rate_control_rate_init(sta);
1118 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1123 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1124 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
1125 ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
1126 else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1127 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1134 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1135 !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1136 test_sta_flag(sta, WLAN_STA_ASSOC)) {
1137 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1142 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1143 !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) &&
1144 test_sta_flag(sta, WLAN_STA_AUTH)) {
1145 ret = sta_info_move_state(sta, IEEE80211_STA_NONE);
1153 static void sta_apply_mesh_params(struct ieee80211_local *local,
1154 struct sta_info *sta,
1155 struct station_parameters *params)
1157 #ifdef CONFIG_MAC80211_MESH
1158 struct ieee80211_sub_if_data *sdata = sta->sdata;
1161 if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
1162 switch (params->plink_state) {
1163 case NL80211_PLINK_ESTAB:
1164 if (sta->mesh->plink_state != NL80211_PLINK_ESTAB)
1165 changed = mesh_plink_inc_estab_count(sdata);
1166 sta->mesh->plink_state = params->plink_state;
1167 sta->mesh->aid = params->peer_aid;
1169 ieee80211_mps_sta_status_update(sta);
1170 changed |= ieee80211_mps_set_sta_local_pm(sta,
1171 sdata->u.mesh.mshcfg.power_mode);
1173 case NL80211_PLINK_LISTEN:
1174 case NL80211_PLINK_BLOCKED:
1175 case NL80211_PLINK_OPN_SNT:
1176 case NL80211_PLINK_OPN_RCVD:
1177 case NL80211_PLINK_CNF_RCVD:
1178 case NL80211_PLINK_HOLDING:
1179 if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)
1180 changed = mesh_plink_dec_estab_count(sdata);
1181 sta->mesh->plink_state = params->plink_state;
1183 ieee80211_mps_sta_status_update(sta);
1184 changed |= ieee80211_mps_set_sta_local_pm(sta,
1185 NL80211_MESH_POWER_UNKNOWN);
1193 switch (params->plink_action) {
1194 case NL80211_PLINK_ACTION_NO_ACTION:
1197 case NL80211_PLINK_ACTION_OPEN:
1198 changed |= mesh_plink_open(sta);
1200 case NL80211_PLINK_ACTION_BLOCK:
1201 changed |= mesh_plink_block(sta);
1205 if (params->local_pm)
1206 changed |= ieee80211_mps_set_sta_local_pm(sta,
1209 ieee80211_mbss_info_change_notify(sdata, changed);
1213 static int sta_apply_parameters(struct ieee80211_local *local,
1214 struct sta_info *sta,
1215 struct station_parameters *params)
1218 struct ieee80211_supported_band *sband;
1219 struct ieee80211_sub_if_data *sdata = sta->sdata;
1222 sband = ieee80211_get_sband(sdata);
1226 mask = params->sta_flags_mask;
1227 set = params->sta_flags_set;
1229 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1231 * In mesh mode, ASSOCIATED isn't part of the nl80211
1232 * API but must follow AUTHENTICATED for driver state.
1234 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1235 mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1236 if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1237 set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1238 } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1240 * TDLS -- everything follows authorized, but
1241 * only becoming authorized is possible, not
1244 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1245 set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1246 BIT(NL80211_STA_FLAG_ASSOCIATED);
1247 mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1248 BIT(NL80211_STA_FLAG_ASSOCIATED);
1252 if (mask & BIT(NL80211_STA_FLAG_WME) &&
1253 local->hw.queues >= IEEE80211_NUM_ACS)
1254 sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
1256 /* auth flags will be set later for TDLS,
1257 * and for unassociated stations that move to assocaited */
1258 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1259 !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1260 (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) {
1261 ret = sta_apply_auth_flags(local, sta, mask, set);
1266 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
1267 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1268 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1270 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1273 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
1274 sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP));
1275 if (set & BIT(NL80211_STA_FLAG_MFP))
1276 set_sta_flag(sta, WLAN_STA_MFP);
1278 clear_sta_flag(sta, WLAN_STA_MFP);
1281 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
1282 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1283 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1285 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
1288 /* mark TDLS channel switch support, if the AP allows it */
1289 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1290 !sdata->u.mgd.tdls_chan_switch_prohibited &&
1291 params->ext_capab_len >= 4 &&
1292 params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)
1293 set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH);
1295 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1296 !sdata->u.mgd.tdls_wider_bw_prohibited &&
1297 ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
1298 params->ext_capab_len >= 8 &&
1299 params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED)
1300 set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW);
1302 if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
1303 sta->sta.uapsd_queues = params->uapsd_queues;
1304 sta->sta.max_sp = params->max_sp;
1307 /* The sender might not have sent the last bit, consider it to be 0 */
1308 if (params->ext_capab_len >= 8) {
1309 u8 val = (params->ext_capab[7] &
1310 WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB) >> 7;
1312 /* we did get all the bits, take the MSB as well */
1313 if (params->ext_capab_len >= 9) {
1314 u8 val_msb = params->ext_capab[8] &
1315 WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB;
1322 sta->sta.max_amsdu_subframes = 32;
1325 sta->sta.max_amsdu_subframes = 16;
1328 sta->sta.max_amsdu_subframes = 8;
1331 sta->sta.max_amsdu_subframes = 0;
1336 * cfg80211 validates this (1-2007) and allows setting the AID
1337 * only when creating a new station entry
1340 sta->sta.aid = params->aid;
1343 * Some of the following updates would be racy if called on an
1344 * existing station, via ieee80211_change_station(). However,
1345 * all such changes are rejected by cfg80211 except for updates
1346 * changing the supported rates on an existing but not yet used
1350 if (params->listen_interval >= 0)
1351 sta->listen_interval = params->listen_interval;
1353 if (params->supported_rates) {
1354 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
1355 sband, params->supported_rates,
1356 params->supported_rates_len,
1357 &sta->sta.supp_rates[sband->band]);
1360 if (params->ht_capa)
1361 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
1362 params->ht_capa, sta);
1364 /* VHT can override some HT caps such as the A-MSDU max length */
1365 if (params->vht_capa)
1366 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
1367 params->vht_capa, sta);
1369 if (params->opmode_notif_used) {
1370 /* returned value is only needed for rc update, but the
1371 * rc isn't initialized here yet, so ignore it
1373 __ieee80211_vht_handle_opmode(sdata, sta, params->opmode_notif,
1377 if (params->support_p2p_ps >= 0)
1378 sta->sta.support_p2p_ps = params->support_p2p_ps;
1380 if (ieee80211_vif_is_mesh(&sdata->vif))
1381 sta_apply_mesh_params(local, sta, params);
1383 /* set the STA state after all sta info from usermode has been set */
1384 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) ||
1385 set & BIT(NL80211_STA_FLAG_ASSOCIATED)) {
1386 ret = sta_apply_auth_flags(local, sta, mask, set);
1394 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
1396 struct station_parameters *params)
1398 struct ieee80211_local *local = wiphy_priv(wiphy);
1399 struct sta_info *sta;
1400 struct ieee80211_sub_if_data *sdata;
1404 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1406 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1407 sdata->vif.type != NL80211_IFTYPE_AP)
1410 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1412 if (ether_addr_equal(mac, sdata->vif.addr))
1415 if (is_multicast_ether_addr(mac))
1418 if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER) &&
1419 sdata->vif.type == NL80211_IFTYPE_STATION &&
1420 !sdata->u.mgd.associated)
1423 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
1427 if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1428 sta->sta.tdls = true;
1430 err = sta_apply_parameters(local, sta, params);
1432 sta_info_free(local, sta);
1437 * for TDLS and for unassociated station, rate control should be
1438 * initialized only when rates are known and station is marked
1439 * authorized/associated
1441 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1442 test_sta_flag(sta, WLAN_STA_ASSOC))
1443 rate_control_rate_init(sta);
1445 err = sta_info_insert_rcu(sta);
1456 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1457 struct station_del_parameters *params)
1459 struct ieee80211_sub_if_data *sdata;
1461 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1464 return sta_info_destroy_addr_bss(sdata, params->mac);
1466 sta_info_flush(sdata);
1470 static int ieee80211_change_station(struct wiphy *wiphy,
1471 struct net_device *dev, const u8 *mac,
1472 struct station_parameters *params)
1474 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1475 struct ieee80211_local *local = wiphy_priv(wiphy);
1476 struct sta_info *sta;
1477 struct ieee80211_sub_if_data *vlansdata;
1478 enum cfg80211_station_type statype;
1481 mutex_lock(&local->sta_mtx);
1483 sta = sta_info_get_bss(sdata, mac);
1489 switch (sdata->vif.type) {
1490 case NL80211_IFTYPE_MESH_POINT:
1491 if (sdata->u.mesh.user_mpm)
1492 statype = CFG80211_STA_MESH_PEER_USER;
1494 statype = CFG80211_STA_MESH_PEER_KERNEL;
1496 case NL80211_IFTYPE_ADHOC:
1497 statype = CFG80211_STA_IBSS;
1499 case NL80211_IFTYPE_STATION:
1500 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1501 statype = CFG80211_STA_AP_STA;
1504 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1505 statype = CFG80211_STA_TDLS_PEER_ACTIVE;
1507 statype = CFG80211_STA_TDLS_PEER_SETUP;
1509 case NL80211_IFTYPE_AP:
1510 case NL80211_IFTYPE_AP_VLAN:
1511 if (test_sta_flag(sta, WLAN_STA_ASSOC))
1512 statype = CFG80211_STA_AP_CLIENT;
1514 statype = CFG80211_STA_AP_CLIENT_UNASSOC;
1521 err = cfg80211_check_station_change(wiphy, params, statype);
1525 if (params->vlan && params->vlan != sta->sdata->dev) {
1526 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1528 if (params->vlan->ieee80211_ptr->use_4addr) {
1529 if (vlansdata->u.vlan.sta) {
1534 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
1535 __ieee80211_check_fast_rx_iface(vlansdata);
1538 if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
1539 sta->sdata->u.vlan.sta) {
1540 ieee80211_clear_fast_rx(sta);
1541 RCU_INIT_POINTER(sta->sdata->u.vlan.sta, NULL);
1544 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1545 ieee80211_vif_dec_num_mcast(sta->sdata);
1547 sta->sdata = vlansdata;
1548 ieee80211_check_fast_xmit(sta);
1550 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) {
1551 ieee80211_vif_inc_num_mcast(sta->sdata);
1552 cfg80211_send_layer2_update(sta->sdata->dev,
1557 err = sta_apply_parameters(local, sta, params);
1561 mutex_unlock(&local->sta_mtx);
1563 if ((sdata->vif.type == NL80211_IFTYPE_AP ||
1564 sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
1565 sta->known_smps_mode != sta->sdata->bss->req_smps &&
1566 test_sta_flag(sta, WLAN_STA_AUTHORIZED) &&
1567 sta_info_tx_streams(sta) != 1) {
1569 "%pM just authorized and MIMO capable - update SMPS\n",
1571 ieee80211_send_smps_action(sta->sdata,
1572 sta->sdata->bss->req_smps,
1574 sta->sdata->vif.bss_conf.bssid);
1577 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
1578 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1579 ieee80211_recalc_ps(local);
1580 ieee80211_recalc_ps_vif(sdata);
1585 mutex_unlock(&local->sta_mtx);
1589 #ifdef CONFIG_MAC80211_MESH
1590 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
1591 const u8 *dst, const u8 *next_hop)
1593 struct ieee80211_sub_if_data *sdata;
1594 struct mesh_path *mpath;
1595 struct sta_info *sta;
1597 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1600 sta = sta_info_get(sdata, next_hop);
1606 mpath = mesh_path_add(sdata, dst);
1607 if (IS_ERR(mpath)) {
1609 return PTR_ERR(mpath);
1612 mesh_path_fix_nexthop(mpath, sta);
1618 static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
1621 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1624 return mesh_path_del(sdata, dst);
1626 mesh_path_flush_by_iface(sdata);
1630 static int ieee80211_change_mpath(struct wiphy *wiphy, struct net_device *dev,
1631 const u8 *dst, const u8 *next_hop)
1633 struct ieee80211_sub_if_data *sdata;
1634 struct mesh_path *mpath;
1635 struct sta_info *sta;
1637 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1641 sta = sta_info_get(sdata, next_hop);
1647 mpath = mesh_path_lookup(sdata, dst);
1653 mesh_path_fix_nexthop(mpath, sta);
1659 static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
1660 struct mpath_info *pinfo)
1662 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
1665 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
1667 eth_zero_addr(next_hop);
1669 memset(pinfo, 0, sizeof(*pinfo));
1671 pinfo->generation = mpath->sdata->u.mesh.mesh_paths_generation;
1673 pinfo->filled = MPATH_INFO_FRAME_QLEN |
1676 MPATH_INFO_EXPTIME |
1677 MPATH_INFO_DISCOVERY_TIMEOUT |
1678 MPATH_INFO_DISCOVERY_RETRIES |
1681 pinfo->frame_qlen = mpath->frame_queue.qlen;
1682 pinfo->sn = mpath->sn;
1683 pinfo->metric = mpath->metric;
1684 if (time_before(jiffies, mpath->exp_time))
1685 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
1686 pinfo->discovery_timeout =
1687 jiffies_to_msecs(mpath->discovery_timeout);
1688 pinfo->discovery_retries = mpath->discovery_retries;
1689 if (mpath->flags & MESH_PATH_ACTIVE)
1690 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
1691 if (mpath->flags & MESH_PATH_RESOLVING)
1692 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
1693 if (mpath->flags & MESH_PATH_SN_VALID)
1694 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
1695 if (mpath->flags & MESH_PATH_FIXED)
1696 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
1697 if (mpath->flags & MESH_PATH_RESOLVED)
1698 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
1701 static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
1702 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
1705 struct ieee80211_sub_if_data *sdata;
1706 struct mesh_path *mpath;
1708 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1711 mpath = mesh_path_lookup(sdata, dst);
1716 memcpy(dst, mpath->dst, ETH_ALEN);
1717 mpath_set_pinfo(mpath, next_hop, pinfo);
1722 static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
1723 int idx, u8 *dst, u8 *next_hop,
1724 struct mpath_info *pinfo)
1726 struct ieee80211_sub_if_data *sdata;
1727 struct mesh_path *mpath;
1729 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1732 mpath = mesh_path_lookup_by_idx(sdata, idx);
1737 memcpy(dst, mpath->dst, ETH_ALEN);
1738 mpath_set_pinfo(mpath, next_hop, pinfo);
1743 static void mpp_set_pinfo(struct mesh_path *mpath, u8 *mpp,
1744 struct mpath_info *pinfo)
1746 memset(pinfo, 0, sizeof(*pinfo));
1747 memcpy(mpp, mpath->mpp, ETH_ALEN);
1749 pinfo->generation = mpath->sdata->u.mesh.mpp_paths_generation;
1752 static int ieee80211_get_mpp(struct wiphy *wiphy, struct net_device *dev,
1753 u8 *dst, u8 *mpp, struct mpath_info *pinfo)
1756 struct ieee80211_sub_if_data *sdata;
1757 struct mesh_path *mpath;
1759 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1762 mpath = mpp_path_lookup(sdata, dst);
1767 memcpy(dst, mpath->dst, ETH_ALEN);
1768 mpp_set_pinfo(mpath, mpp, pinfo);
1773 static int ieee80211_dump_mpp(struct wiphy *wiphy, struct net_device *dev,
1774 int idx, u8 *dst, u8 *mpp,
1775 struct mpath_info *pinfo)
1777 struct ieee80211_sub_if_data *sdata;
1778 struct mesh_path *mpath;
1780 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1783 mpath = mpp_path_lookup_by_idx(sdata, idx);
1788 memcpy(dst, mpath->dst, ETH_ALEN);
1789 mpp_set_pinfo(mpath, mpp, pinfo);
1794 static int ieee80211_get_mesh_config(struct wiphy *wiphy,
1795 struct net_device *dev,
1796 struct mesh_config *conf)
1798 struct ieee80211_sub_if_data *sdata;
1799 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1801 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1805 static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1807 return (mask >> (parm-1)) & 0x1;
1810 static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
1811 const struct mesh_setup *setup)
1814 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
1815 struct ieee80211_sub_if_data, u.mesh);
1817 /* allocate information elements */
1820 if (setup->ie_len) {
1821 new_ie = kmemdup(setup->ie, setup->ie_len,
1826 ifmsh->ie_len = setup->ie_len;
1829 /* now copy the rest of the setup parameters */
1830 ifmsh->mesh_id_len = setup->mesh_id_len;
1831 memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
1832 ifmsh->mesh_sp_id = setup->sync_method;
1833 ifmsh->mesh_pp_id = setup->path_sel_proto;
1834 ifmsh->mesh_pm_id = setup->path_metric;
1835 ifmsh->user_mpm = setup->user_mpm;
1836 ifmsh->mesh_auth_id = setup->auth_id;
1837 ifmsh->security = IEEE80211_MESH_SEC_NONE;
1838 ifmsh->userspace_handles_dfs = setup->userspace_handles_dfs;
1839 if (setup->is_authenticated)
1840 ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
1841 if (setup->is_secure)
1842 ifmsh->security |= IEEE80211_MESH_SEC_SECURED;
1844 /* mcast rate setting in Mesh Node */
1845 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
1846 sizeof(setup->mcast_rate));
1847 sdata->vif.bss_conf.basic_rates = setup->basic_rates;
1849 sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
1850 sdata->vif.bss_conf.dtim_period = setup->dtim_period;
1855 static int ieee80211_update_mesh_config(struct wiphy *wiphy,
1856 struct net_device *dev, u32 mask,
1857 const struct mesh_config *nconf)
1859 struct mesh_config *conf;
1860 struct ieee80211_sub_if_data *sdata;
1861 struct ieee80211_if_mesh *ifmsh;
1863 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1864 ifmsh = &sdata->u.mesh;
1866 /* Set the config options which we are interested in setting */
1867 conf = &(sdata->u.mesh.mshcfg);
1868 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
1869 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
1870 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
1871 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
1872 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
1873 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
1874 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
1875 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
1876 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
1877 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1878 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1879 conf->dot11MeshTTL = nconf->dot11MeshTTL;
1880 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
1881 conf->element_ttl = nconf->element_ttl;
1882 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) {
1883 if (ifmsh->user_mpm)
1885 conf->auto_open_plinks = nconf->auto_open_plinks;
1887 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
1888 conf->dot11MeshNbrOffsetMaxNeighbor =
1889 nconf->dot11MeshNbrOffsetMaxNeighbor;
1890 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1891 conf->dot11MeshHWMPmaxPREQretries =
1892 nconf->dot11MeshHWMPmaxPREQretries;
1893 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1894 conf->path_refresh_time = nconf->path_refresh_time;
1895 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1896 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1897 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1898 conf->dot11MeshHWMPactivePathTimeout =
1899 nconf->dot11MeshHWMPactivePathTimeout;
1900 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1901 conf->dot11MeshHWMPpreqMinInterval =
1902 nconf->dot11MeshHWMPpreqMinInterval;
1903 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
1904 conf->dot11MeshHWMPperrMinInterval =
1905 nconf->dot11MeshHWMPperrMinInterval;
1906 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1908 conf->dot11MeshHWMPnetDiameterTraversalTime =
1909 nconf->dot11MeshHWMPnetDiameterTraversalTime;
1910 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1911 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1912 ieee80211_mesh_root_setup(ifmsh);
1914 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
1915 /* our current gate announcement implementation rides on root
1916 * announcements, so require this ifmsh to also be a root node
1918 if (nconf->dot11MeshGateAnnouncementProtocol &&
1919 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
1920 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
1921 ieee80211_mesh_root_setup(ifmsh);
1923 conf->dot11MeshGateAnnouncementProtocol =
1924 nconf->dot11MeshGateAnnouncementProtocol;
1926 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
1927 conf->dot11MeshHWMPRannInterval =
1928 nconf->dot11MeshHWMPRannInterval;
1929 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
1930 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
1931 if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
1932 /* our RSSI threshold implementation is supported only for
1933 * devices that report signal in dBm.
1935 if (!ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM))
1937 conf->rssi_threshold = nconf->rssi_threshold;
1939 if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) {
1940 conf->ht_opmode = nconf->ht_opmode;
1941 sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
1942 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
1944 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
1945 conf->dot11MeshHWMPactivePathToRootTimeout =
1946 nconf->dot11MeshHWMPactivePathToRootTimeout;
1947 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
1948 conf->dot11MeshHWMProotInterval =
1949 nconf->dot11MeshHWMProotInterval;
1950 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
1951 conf->dot11MeshHWMPconfirmationInterval =
1952 nconf->dot11MeshHWMPconfirmationInterval;
1953 if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) {
1954 conf->power_mode = nconf->power_mode;
1955 ieee80211_mps_local_status_update(sdata);
1957 if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask))
1958 conf->dot11MeshAwakeWindowDuration =
1959 nconf->dot11MeshAwakeWindowDuration;
1960 if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
1961 conf->plink_timeout = nconf->plink_timeout;
1962 ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
1966 static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
1967 const struct mesh_config *conf,
1968 const struct mesh_setup *setup)
1970 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1971 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
1974 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
1975 err = copy_mesh_setup(ifmsh, setup);
1979 /* can mesh use other SMPS modes? */
1980 sdata->smps_mode = IEEE80211_SMPS_OFF;
1981 sdata->needed_rx_chains = sdata->local->rx_chains;
1983 mutex_lock(&sdata->local->mtx);
1984 err = ieee80211_vif_use_channel(sdata, &setup->chandef,
1985 IEEE80211_CHANCTX_SHARED);
1986 mutex_unlock(&sdata->local->mtx);
1990 return ieee80211_start_mesh(sdata);
1993 static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
1995 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1997 ieee80211_stop_mesh(sdata);
1998 mutex_lock(&sdata->local->mtx);
1999 ieee80211_vif_release_channel(sdata);
2000 kfree(sdata->u.mesh.ie);
2001 mutex_unlock(&sdata->local->mtx);
2007 static int ieee80211_change_bss(struct wiphy *wiphy,
2008 struct net_device *dev,
2009 struct bss_parameters *params)
2011 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2012 struct ieee80211_supported_band *sband;
2015 if (!sdata_dereference(sdata->u.ap.beacon, sdata))
2018 sband = ieee80211_get_sband(sdata);
2022 if (params->use_cts_prot >= 0) {
2023 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
2024 changed |= BSS_CHANGED_ERP_CTS_PROT;
2026 if (params->use_short_preamble >= 0) {
2027 sdata->vif.bss_conf.use_short_preamble =
2028 params->use_short_preamble;
2029 changed |= BSS_CHANGED_ERP_PREAMBLE;
2032 if (!sdata->vif.bss_conf.use_short_slot &&
2033 sband->band == NL80211_BAND_5GHZ) {
2034 sdata->vif.bss_conf.use_short_slot = true;
2035 changed |= BSS_CHANGED_ERP_SLOT;
2038 if (params->use_short_slot_time >= 0) {
2039 sdata->vif.bss_conf.use_short_slot =
2040 params->use_short_slot_time;
2041 changed |= BSS_CHANGED_ERP_SLOT;
2044 if (params->basic_rates) {
2045 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
2046 wiphy->bands[sband->band],
2047 params->basic_rates,
2048 params->basic_rates_len,
2049 &sdata->vif.bss_conf.basic_rates);
2050 changed |= BSS_CHANGED_BASIC_RATES;
2051 ieee80211_check_rate_mask(sdata);
2054 if (params->ap_isolate >= 0) {
2055 if (params->ap_isolate)
2056 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2058 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2059 ieee80211_check_fast_rx_iface(sdata);
2062 if (params->ht_opmode >= 0) {
2063 sdata->vif.bss_conf.ht_operation_mode =
2064 (u16) params->ht_opmode;
2065 changed |= BSS_CHANGED_HT;
2068 if (params->p2p_ctwindow >= 0) {
2069 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2070 ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2071 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
2072 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2073 changed |= BSS_CHANGED_P2P_PS;
2076 if (params->p2p_opp_ps > 0) {
2077 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
2078 IEEE80211_P2P_OPPPS_ENABLE_BIT;
2079 changed |= BSS_CHANGED_P2P_PS;
2080 } else if (params->p2p_opp_ps == 0) {
2081 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2082 ~IEEE80211_P2P_OPPPS_ENABLE_BIT;
2083 changed |= BSS_CHANGED_P2P_PS;
2086 ieee80211_bss_info_change_notify(sdata, changed);
2091 static int ieee80211_set_txq_params(struct wiphy *wiphy,
2092 struct net_device *dev,
2093 struct ieee80211_txq_params *params)
2095 struct ieee80211_local *local = wiphy_priv(wiphy);
2096 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2097 struct ieee80211_tx_queue_params p;
2099 if (!local->ops->conf_tx)
2102 if (local->hw.queues < IEEE80211_NUM_ACS)
2105 memset(&p, 0, sizeof(p));
2106 p.aifs = params->aifs;
2107 p.cw_max = params->cwmax;
2108 p.cw_min = params->cwmin;
2109 p.txop = params->txop;
2112 * Setting tx queue params disables u-apsd because it's only
2113 * called in master mode.
2117 sdata->tx_conf[params->ac] = p;
2118 if (drv_conf_tx(local, sdata, params->ac, &p)) {
2119 wiphy_debug(local->hw.wiphy,
2120 "failed to set TX queue parameters for AC %d\n",
2125 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
2131 static int ieee80211_suspend(struct wiphy *wiphy,
2132 struct cfg80211_wowlan *wowlan)
2134 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
2137 static int ieee80211_resume(struct wiphy *wiphy)
2139 return __ieee80211_resume(wiphy_priv(wiphy));
2142 #define ieee80211_suspend NULL
2143 #define ieee80211_resume NULL
2146 static int ieee80211_scan(struct wiphy *wiphy,
2147 struct cfg80211_scan_request *req)
2149 struct ieee80211_sub_if_data *sdata;
2151 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2153 switch (ieee80211_vif_type_p2p(&sdata->vif)) {
2154 case NL80211_IFTYPE_STATION:
2155 case NL80211_IFTYPE_ADHOC:
2156 case NL80211_IFTYPE_MESH_POINT:
2157 case NL80211_IFTYPE_P2P_CLIENT:
2158 case NL80211_IFTYPE_P2P_DEVICE:
2160 case NL80211_IFTYPE_P2P_GO:
2161 if (sdata->local->ops->hw_scan)
2164 * FIXME: implement NoA while scanning in software,
2165 * for now fall through to allow scanning only when
2166 * beaconing hasn't been configured yet
2168 case NL80211_IFTYPE_AP:
2170 * If the scan has been forced (and the driver supports
2171 * forcing), don't care about being beaconing already.
2172 * This will create problems to the attached stations (e.g. all
2173 * the frames sent while scanning on other channel will be
2176 if (sdata->u.ap.beacon &&
2177 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
2178 !(req->flags & NL80211_SCAN_FLAG_AP)))
2181 case NL80211_IFTYPE_NAN:
2186 return ieee80211_request_scan(sdata, req);
2189 static void ieee80211_abort_scan(struct wiphy *wiphy, struct wireless_dev *wdev)
2191 ieee80211_scan_cancel(wiphy_priv(wiphy));
2195 ieee80211_sched_scan_start(struct wiphy *wiphy,
2196 struct net_device *dev,
2197 struct cfg80211_sched_scan_request *req)
2199 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2201 if (!sdata->local->ops->sched_scan_start)
2204 return ieee80211_request_sched_scan_start(sdata, req);
2208 ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2211 struct ieee80211_local *local = wiphy_priv(wiphy);
2213 if (!local->ops->sched_scan_stop)
2216 return ieee80211_request_sched_scan_stop(local);
2219 static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
2220 struct cfg80211_auth_request *req)
2222 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2225 static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
2226 struct cfg80211_assoc_request *req)
2228 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2231 static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
2232 struct cfg80211_deauth_request *req)
2234 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2237 static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
2238 struct cfg80211_disassoc_request *req)
2240 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2243 static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2244 struct cfg80211_ibss_params *params)
2246 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
2249 static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2251 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2254 static int ieee80211_join_ocb(struct wiphy *wiphy, struct net_device *dev,
2255 struct ocb_setup *setup)
2257 return ieee80211_ocb_join(IEEE80211_DEV_TO_SUB_IF(dev), setup);
2260 static int ieee80211_leave_ocb(struct wiphy *wiphy, struct net_device *dev)
2262 return ieee80211_ocb_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2265 static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
2266 int rate[NUM_NL80211_BANDS])
2268 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2270 memcpy(sdata->vif.bss_conf.mcast_rate, rate,
2271 sizeof(int) * NUM_NL80211_BANDS);
2276 static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
2278 struct ieee80211_local *local = wiphy_priv(wiphy);
2281 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
2282 ieee80211_check_fast_xmit_all(local);
2284 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
2287 ieee80211_check_fast_xmit_all(local);
2292 if ((changed & WIPHY_PARAM_COVERAGE_CLASS) ||
2293 (changed & WIPHY_PARAM_DYN_ACK)) {
2296 coverage_class = changed & WIPHY_PARAM_COVERAGE_CLASS ?
2297 wiphy->coverage_class : -1;
2298 err = drv_set_coverage_class(local, coverage_class);
2304 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
2305 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
2311 if (changed & WIPHY_PARAM_RETRY_SHORT) {
2312 if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
2314 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
2316 if (changed & WIPHY_PARAM_RETRY_LONG) {
2317 if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
2319 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
2322 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
2323 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
2328 static int ieee80211_set_tx_power(struct wiphy *wiphy,
2329 struct wireless_dev *wdev,
2330 enum nl80211_tx_power_setting type, int mbm)
2332 struct ieee80211_local *local = wiphy_priv(wiphy);
2333 struct ieee80211_sub_if_data *sdata;
2334 enum nl80211_tx_power_setting txp_type = type;
2335 bool update_txp_type = false;
2336 bool has_monitor = false;
2339 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2341 if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
2342 sdata = rtnl_dereference(local->monitor_sdata);
2348 case NL80211_TX_POWER_AUTOMATIC:
2349 sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2350 txp_type = NL80211_TX_POWER_LIMITED;
2352 case NL80211_TX_POWER_LIMITED:
2353 case NL80211_TX_POWER_FIXED:
2354 if (mbm < 0 || (mbm % 100))
2356 sdata->user_power_level = MBM_TO_DBM(mbm);
2360 if (txp_type != sdata->vif.bss_conf.txpower_type) {
2361 update_txp_type = true;
2362 sdata->vif.bss_conf.txpower_type = txp_type;
2365 ieee80211_recalc_txpower(sdata, update_txp_type);
2371 case NL80211_TX_POWER_AUTOMATIC:
2372 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2373 txp_type = NL80211_TX_POWER_LIMITED;
2375 case NL80211_TX_POWER_LIMITED:
2376 case NL80211_TX_POWER_FIXED:
2377 if (mbm < 0 || (mbm % 100))
2379 local->user_power_level = MBM_TO_DBM(mbm);
2383 mutex_lock(&local->iflist_mtx);
2384 list_for_each_entry(sdata, &local->interfaces, list) {
2385 if (sdata->vif.type == NL80211_IFTYPE_MONITOR) {
2389 sdata->user_power_level = local->user_power_level;
2390 if (txp_type != sdata->vif.bss_conf.txpower_type)
2391 update_txp_type = true;
2392 sdata->vif.bss_conf.txpower_type = txp_type;
2394 list_for_each_entry(sdata, &local->interfaces, list) {
2395 if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
2397 ieee80211_recalc_txpower(sdata, update_txp_type);
2399 mutex_unlock(&local->iflist_mtx);
2402 sdata = rtnl_dereference(local->monitor_sdata);
2404 sdata->user_power_level = local->user_power_level;
2405 if (txp_type != sdata->vif.bss_conf.txpower_type)
2406 update_txp_type = true;
2407 sdata->vif.bss_conf.txpower_type = txp_type;
2409 ieee80211_recalc_txpower(sdata, update_txp_type);
2416 static int ieee80211_get_tx_power(struct wiphy *wiphy,
2417 struct wireless_dev *wdev,
2420 struct ieee80211_local *local = wiphy_priv(wiphy);
2421 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2423 if (local->ops->get_txpower)
2424 return drv_get_txpower(local, sdata, dbm);
2426 if (!local->use_chanctx)
2427 *dbm = local->hw.conf.power_level;
2429 *dbm = sdata->vif.bss_conf.txpower;
2434 static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
2437 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2439 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
2444 static void ieee80211_rfkill_poll(struct wiphy *wiphy)
2446 struct ieee80211_local *local = wiphy_priv(wiphy);
2448 drv_rfkill_poll(local);
2451 #ifdef CONFIG_NL80211_TESTMODE
2452 static int ieee80211_testmode_cmd(struct wiphy *wiphy,
2453 struct wireless_dev *wdev,
2454 void *data, int len)
2456 struct ieee80211_local *local = wiphy_priv(wiphy);
2457 struct ieee80211_vif *vif = NULL;
2459 if (!local->ops->testmode_cmd)
2463 struct ieee80211_sub_if_data *sdata;
2465 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2466 if (sdata->flags & IEEE80211_SDATA_IN_DRIVER)
2470 return local->ops->testmode_cmd(&local->hw, vif, data, len);
2473 static int ieee80211_testmode_dump(struct wiphy *wiphy,
2474 struct sk_buff *skb,
2475 struct netlink_callback *cb,
2476 void *data, int len)
2478 struct ieee80211_local *local = wiphy_priv(wiphy);
2480 if (!local->ops->testmode_dump)
2483 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
2487 int __ieee80211_request_smps_ap(struct ieee80211_sub_if_data *sdata,
2488 enum ieee80211_smps_mode smps_mode)
2490 struct sta_info *sta;
2491 enum ieee80211_smps_mode old_req;
2493 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP))
2496 if (sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2499 old_req = sdata->u.ap.req_smps;
2500 sdata->u.ap.req_smps = smps_mode;
2502 /* AUTOMATIC doesn't mean much for AP - don't allow it */
2503 if (old_req == smps_mode ||
2504 smps_mode == IEEE80211_SMPS_AUTOMATIC)
2508 "SMPS %d requested in AP mode, sending Action frame to %d stations\n",
2509 smps_mode, atomic_read(&sdata->u.ap.num_mcast_sta));
2511 mutex_lock(&sdata->local->sta_mtx);
2512 list_for_each_entry(sta, &sdata->local->sta_list, list) {
2514 * Only stations associated to our AP and
2517 if (sta->sdata->bss != &sdata->u.ap)
2520 /* This station doesn't support MIMO - skip it */
2521 if (sta_info_tx_streams(sta) == 1)
2525 * Don't wake up a STA just to send the action frame
2526 * unless we are getting more restrictive.
2528 if (test_sta_flag(sta, WLAN_STA_PS_STA) &&
2529 !ieee80211_smps_is_restrictive(sta->known_smps_mode,
2531 ht_dbg(sdata, "Won't send SMPS to sleeping STA %pM\n",
2537 * If the STA is not authorized, wait until it gets
2538 * authorized and the action frame will be sent then.
2540 if (!test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2543 ht_dbg(sdata, "Sending SMPS to %pM\n", sta->sta.addr);
2544 ieee80211_send_smps_action(sdata, smps_mode, sta->sta.addr,
2545 sdata->vif.bss_conf.bssid);
2547 mutex_unlock(&sdata->local->sta_mtx);
2549 sdata->smps_mode = smps_mode;
2550 ieee80211_queue_work(&sdata->local->hw, &sdata->recalc_smps);
2555 int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
2556 enum ieee80211_smps_mode smps_mode)
2559 enum ieee80211_smps_mode old_req;
2561 struct sta_info *sta;
2562 bool tdls_peer_found = false;
2564 lockdep_assert_held(&sdata->wdev.mtx);
2566 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION))
2569 old_req = sdata->u.mgd.req_smps;
2570 sdata->u.mgd.req_smps = smps_mode;
2572 if (old_req == smps_mode &&
2573 smps_mode != IEEE80211_SMPS_AUTOMATIC)
2577 * If not associated, or current association is not an HT
2578 * association, there's no need to do anything, just store
2579 * the new value until we associate.
2581 if (!sdata->u.mgd.associated ||
2582 sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2585 ap = sdata->u.mgd.associated->bssid;
2588 list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {
2589 if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded ||
2590 !test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2593 tdls_peer_found = true;
2598 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
2599 if (tdls_peer_found || !sdata->u.mgd.powersave)
2600 smps_mode = IEEE80211_SMPS_OFF;
2602 smps_mode = IEEE80211_SMPS_DYNAMIC;
2605 /* send SM PS frame to AP */
2606 err = ieee80211_send_smps_action(sdata, smps_mode,
2609 sdata->u.mgd.req_smps = old_req;
2610 else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found)
2611 ieee80211_teardown_tdls_peers(sdata);
2616 static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2617 bool enabled, int timeout)
2619 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2620 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2622 if (sdata->vif.type != NL80211_IFTYPE_STATION)
2625 if (!ieee80211_hw_check(&local->hw, SUPPORTS_PS))
2628 if (enabled == sdata->u.mgd.powersave &&
2629 timeout == local->dynamic_ps_forced_timeout)
2632 sdata->u.mgd.powersave = enabled;
2633 local->dynamic_ps_forced_timeout = timeout;
2635 /* no change, but if automatic follow powersave */
2637 __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps);
2638 sdata_unlock(sdata);
2640 if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS))
2641 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
2643 ieee80211_recalc_ps(local);
2644 ieee80211_recalc_ps_vif(sdata);
2649 static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
2650 struct net_device *dev,
2651 s32 rssi_thold, u32 rssi_hyst)
2653 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2654 struct ieee80211_vif *vif = &sdata->vif;
2655 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2657 if (rssi_thold == bss_conf->cqm_rssi_thold &&
2658 rssi_hyst == bss_conf->cqm_rssi_hyst)
2661 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER &&
2662 !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
2665 bss_conf->cqm_rssi_thold = rssi_thold;
2666 bss_conf->cqm_rssi_hyst = rssi_hyst;
2667 bss_conf->cqm_rssi_low = 0;
2668 bss_conf->cqm_rssi_high = 0;
2669 sdata->u.mgd.last_cqm_event_signal = 0;
2671 /* tell the driver upon association, unless already associated */
2672 if (sdata->u.mgd.associated &&
2673 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2674 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2679 static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy,
2680 struct net_device *dev,
2681 s32 rssi_low, s32 rssi_high)
2683 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2684 struct ieee80211_vif *vif = &sdata->vif;
2685 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2687 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER)
2690 bss_conf->cqm_rssi_low = rssi_low;
2691 bss_conf->cqm_rssi_high = rssi_high;
2692 bss_conf->cqm_rssi_thold = 0;
2693 bss_conf->cqm_rssi_hyst = 0;
2694 sdata->u.mgd.last_cqm_event_signal = 0;
2696 /* tell the driver upon association, unless already associated */
2697 if (sdata->u.mgd.associated &&
2698 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2699 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2704 static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
2705 struct net_device *dev,
2707 const struct cfg80211_bitrate_mask *mask)
2709 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2710 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2713 if (!ieee80211_sdata_running(sdata))
2717 * If active validate the setting and reject it if it doesn't leave
2718 * at least one basic rate usable, since we really have to be able
2719 * to send something, and if we're an AP we have to be able to do
2720 * so at a basic rate so that all clients can receive it.
2722 if (rcu_access_pointer(sdata->vif.chanctx_conf) &&
2723 sdata->vif.bss_conf.chandef.chan) {
2724 u32 basic_rates = sdata->vif.bss_conf.basic_rates;
2725 enum nl80211_band band = sdata->vif.bss_conf.chandef.chan->band;
2727 if (!(mask->control[band].legacy & basic_rates))
2731 if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) {
2732 ret = drv_set_bitrate_mask(local, sdata, mask);
2737 for (i = 0; i < NUM_NL80211_BANDS; i++) {
2738 struct ieee80211_supported_band *sband = wiphy->bands[i];
2741 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
2742 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs,
2743 sizeof(mask->control[i].ht_mcs));
2744 memcpy(sdata->rc_rateidx_vht_mcs_mask[i],
2745 mask->control[i].vht_mcs,
2746 sizeof(mask->control[i].vht_mcs));
2748 sdata->rc_has_mcs_mask[i] = false;
2749 sdata->rc_has_vht_mcs_mask[i] = false;
2753 for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) {
2754 if (sdata->rc_rateidx_mcs_mask[i][j] != 0xff) {
2755 sdata->rc_has_mcs_mask[i] = true;
2760 for (j = 0; j < NL80211_VHT_NSS_MAX; j++) {
2761 if (sdata->rc_rateidx_vht_mcs_mask[i][j] != 0xffff) {
2762 sdata->rc_has_vht_mcs_mask[i] = true;
2771 static int ieee80211_start_radar_detection(struct wiphy *wiphy,
2772 struct net_device *dev,
2773 struct cfg80211_chan_def *chandef,
2776 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2777 struct ieee80211_local *local = sdata->local;
2780 mutex_lock(&local->mtx);
2781 if (!list_empty(&local->roc_list) || local->scanning) {
2786 /* whatever, but channel contexts should not complain about that one */
2787 sdata->smps_mode = IEEE80211_SMPS_OFF;
2788 sdata->needed_rx_chains = local->rx_chains;
2790 err = ieee80211_vif_use_channel(sdata, chandef,
2791 IEEE80211_CHANCTX_SHARED);
2795 ieee80211_queue_delayed_work(&sdata->local->hw,
2796 &sdata->dfs_cac_timer_work,
2797 msecs_to_jiffies(cac_time_ms));
2800 mutex_unlock(&local->mtx);
2804 static void ieee80211_end_cac(struct wiphy *wiphy,
2805 struct net_device *dev)
2807 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2808 struct ieee80211_local *local = sdata->local;
2810 mutex_lock(&local->mtx);
2811 list_for_each_entry(sdata, &local->interfaces, list) {
2812 /* it might be waiting for the local->mtx, but then
2813 * by the time it gets it, sdata->wdev.cac_started
2814 * will no longer be true
2816 cancel_delayed_work(&sdata->dfs_cac_timer_work);
2818 if (sdata->wdev.cac_started) {
2819 ieee80211_vif_release_channel(sdata);
2820 sdata->wdev.cac_started = false;
2823 mutex_unlock(&local->mtx);
2826 static struct cfg80211_beacon_data *
2827 cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
2829 struct cfg80211_beacon_data *new_beacon;
2833 len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len +
2834 beacon->proberesp_ies_len + beacon->assocresp_ies_len +
2835 beacon->probe_resp_len;
2837 new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
2841 pos = (u8 *)(new_beacon + 1);
2842 if (beacon->head_len) {
2843 new_beacon->head_len = beacon->head_len;
2844 new_beacon->head = pos;
2845 memcpy(pos, beacon->head, beacon->head_len);
2846 pos += beacon->head_len;
2848 if (beacon->tail_len) {
2849 new_beacon->tail_len = beacon->tail_len;
2850 new_beacon->tail = pos;
2851 memcpy(pos, beacon->tail, beacon->tail_len);
2852 pos += beacon->tail_len;
2854 if (beacon->beacon_ies_len) {
2855 new_beacon->beacon_ies_len = beacon->beacon_ies_len;
2856 new_beacon->beacon_ies = pos;
2857 memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len);
2858 pos += beacon->beacon_ies_len;
2860 if (beacon->proberesp_ies_len) {
2861 new_beacon->proberesp_ies_len = beacon->proberesp_ies_len;
2862 new_beacon->proberesp_ies = pos;
2863 memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len);
2864 pos += beacon->proberesp_ies_len;
2866 if (beacon->assocresp_ies_len) {
2867 new_beacon->assocresp_ies_len = beacon->assocresp_ies_len;
2868 new_beacon->assocresp_ies = pos;
2869 memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len);
2870 pos += beacon->assocresp_ies_len;
2872 if (beacon->probe_resp_len) {
2873 new_beacon->probe_resp_len = beacon->probe_resp_len;
2874 new_beacon->probe_resp = pos;
2875 memcpy(pos, beacon->probe_resp, beacon->probe_resp_len);
2876 pos += beacon->probe_resp_len;
2882 void ieee80211_csa_finish(struct ieee80211_vif *vif)
2884 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
2886 ieee80211_queue_work(&sdata->local->hw,
2887 &sdata->csa_finalize_work);
2889 EXPORT_SYMBOL(ieee80211_csa_finish);
2891 static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
2896 switch (sdata->vif.type) {
2897 case NL80211_IFTYPE_AP:
2898 err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon,
2900 kfree(sdata->u.ap.next_beacon);
2901 sdata->u.ap.next_beacon = NULL;
2907 case NL80211_IFTYPE_ADHOC:
2908 err = ieee80211_ibss_finish_csa(sdata);
2913 #ifdef CONFIG_MAC80211_MESH
2914 case NL80211_IFTYPE_MESH_POINT:
2915 err = ieee80211_mesh_finish_csa(sdata);
2929 static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
2931 struct ieee80211_local *local = sdata->local;
2935 sdata_assert_lock(sdata);
2936 lockdep_assert_held(&local->mtx);
2937 lockdep_assert_held(&local->chanctx_mtx);
2940 * using reservation isn't immediate as it may be deferred until later
2941 * with multi-vif. once reservation is complete it will re-schedule the
2942 * work with no reserved_chanctx so verify chandef to check if it
2943 * completed successfully
2946 if (sdata->reserved_chanctx) {
2948 * with multi-vif csa driver may call ieee80211_csa_finish()
2949 * many times while waiting for other interfaces to use their
2952 if (sdata->reserved_ready)
2955 return ieee80211_vif_use_reserved_context(sdata);
2958 if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef,
2959 &sdata->csa_chandef))
2962 sdata->vif.csa_active = false;
2964 err = ieee80211_set_after_csa_beacon(sdata, &changed);
2968 ieee80211_bss_info_change_notify(sdata, changed);
2970 if (sdata->csa_block_tx) {
2971 ieee80211_wake_vif_queues(local, sdata,
2972 IEEE80211_QUEUE_STOP_REASON_CSA);
2973 sdata->csa_block_tx = false;
2976 err = drv_post_channel_switch(sdata);
2980 cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef);
2985 static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
2987 if (__ieee80211_csa_finalize(sdata)) {
2988 sdata_info(sdata, "failed to finalize CSA, disconnecting\n");
2989 cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev,
2994 void ieee80211_csa_finalize_work(struct work_struct *work)
2996 struct ieee80211_sub_if_data *sdata =
2997 container_of(work, struct ieee80211_sub_if_data,
2999 struct ieee80211_local *local = sdata->local;
3002 mutex_lock(&local->mtx);
3003 mutex_lock(&local->chanctx_mtx);
3005 /* AP might have been stopped while waiting for the lock. */
3006 if (!sdata->vif.csa_active)
3009 if (!ieee80211_sdata_running(sdata))
3012 ieee80211_csa_finalize(sdata);
3015 mutex_unlock(&local->chanctx_mtx);
3016 mutex_unlock(&local->mtx);
3017 sdata_unlock(sdata);
3020 static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata,
3021 struct cfg80211_csa_settings *params,
3024 struct ieee80211_csa_settings csa = {};
3027 switch (sdata->vif.type) {
3028 case NL80211_IFTYPE_AP:
3029 sdata->u.ap.next_beacon =
3030 cfg80211_beacon_dup(¶ms->beacon_after);
3031 if (!sdata->u.ap.next_beacon)
3035 * With a count of 0, we don't have to wait for any
3036 * TBTT before switching, so complete the CSA
3037 * immediately. In theory, with a count == 1 we
3038 * should delay the switch until just before the next
3039 * TBTT, but that would complicate things so we switch
3040 * immediately too. If we would delay the switch
3041 * until the next TBTT, we would have to set the probe
3044 * TODO: A channel switch with count <= 1 without
3045 * sending a CSA action frame is kind of useless,
3046 * because the clients won't know we're changing
3047 * channels. The action frame must be implemented
3048 * either here or in the userspace.
3050 if (params->count <= 1)
3053 if ((params->n_counter_offsets_beacon >
3054 IEEE80211_MAX_CSA_COUNTERS_NUM) ||
3055 (params->n_counter_offsets_presp >
3056 IEEE80211_MAX_CSA_COUNTERS_NUM))
3059 csa.counter_offsets_beacon = params->counter_offsets_beacon;
3060 csa.counter_offsets_presp = params->counter_offsets_presp;
3061 csa.n_counter_offsets_beacon = params->n_counter_offsets_beacon;
3062 csa.n_counter_offsets_presp = params->n_counter_offsets_presp;
3063 csa.count = params->count;
3065 err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa, &csa);
3067 kfree(sdata->u.ap.next_beacon);
3073 case NL80211_IFTYPE_ADHOC:
3074 if (!sdata->vif.bss_conf.ibss_joined)
3077 if (params->chandef.width != sdata->u.ibss.chandef.width)
3080 switch (params->chandef.width) {
3081 case NL80211_CHAN_WIDTH_40:
3082 if (cfg80211_get_chandef_type(¶ms->chandef) !=
3083 cfg80211_get_chandef_type(&sdata->u.ibss.chandef))
3085 case NL80211_CHAN_WIDTH_5:
3086 case NL80211_CHAN_WIDTH_10:
3087 case NL80211_CHAN_WIDTH_20_NOHT:
3088 case NL80211_CHAN_WIDTH_20:
3094 /* changes into another band are not supported */
3095 if (sdata->u.ibss.chandef.chan->band !=
3096 params->chandef.chan->band)
3099 /* see comments in the NL80211_IFTYPE_AP block */
3100 if (params->count > 1) {
3101 err = ieee80211_ibss_csa_beacon(sdata, params);
3107 ieee80211_send_action_csa(sdata, params);
3110 #ifdef CONFIG_MAC80211_MESH
3111 case NL80211_IFTYPE_MESH_POINT: {
3112 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
3114 /* changes into another band are not supported */
3115 if (sdata->vif.bss_conf.chandef.chan->band !=
3116 params->chandef.chan->band)
3119 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) {
3120 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT;
3121 if (!ifmsh->pre_value)
3122 ifmsh->pre_value = 1;
3127 /* see comments in the NL80211_IFTYPE_AP block */
3128 if (params->count > 1) {
3129 err = ieee80211_mesh_csa_beacon(sdata, params);
3131 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE;
3137 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT)
3138 ieee80211_send_action_csa(sdata, params);
3151 __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3152 struct cfg80211_csa_settings *params)
3154 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3155 struct ieee80211_local *local = sdata->local;
3156 struct ieee80211_channel_switch ch_switch;
3157 struct ieee80211_chanctx_conf *conf;
3158 struct ieee80211_chanctx *chanctx;
3162 sdata_assert_lock(sdata);
3163 lockdep_assert_held(&local->mtx);
3165 if (!list_empty(&local->roc_list) || local->scanning)
3168 if (sdata->wdev.cac_started)
3171 if (cfg80211_chandef_identical(¶ms->chandef,
3172 &sdata->vif.bss_conf.chandef))
3175 /* don't allow another channel switch if one is already active. */
3176 if (sdata->vif.csa_active)
3179 mutex_lock(&local->chanctx_mtx);
3180 conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
3181 lockdep_is_held(&local->chanctx_mtx));
3187 chanctx = container_of(conf, struct ieee80211_chanctx, conf);
3189 ch_switch.timestamp = 0;
3190 ch_switch.device_timestamp = 0;
3191 ch_switch.block_tx = params->block_tx;
3192 ch_switch.chandef = params->chandef;
3193 ch_switch.count = params->count;
3195 err = drv_pre_channel_switch(sdata, &ch_switch);
3199 err = ieee80211_vif_reserve_chanctx(sdata, ¶ms->chandef,
3201 params->radar_required);
3205 /* if reservation is invalid then this will fail */
3206 err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0);
3208 ieee80211_vif_unreserve_chanctx(sdata);
3212 err = ieee80211_set_csa_beacon(sdata, params, &changed);
3214 ieee80211_vif_unreserve_chanctx(sdata);
3218 sdata->csa_chandef = params->chandef;
3219 sdata->csa_block_tx = params->block_tx;
3220 sdata->vif.csa_active = true;
3222 if (sdata->csa_block_tx)
3223 ieee80211_stop_vif_queues(local, sdata,
3224 IEEE80211_QUEUE_STOP_REASON_CSA);
3226 cfg80211_ch_switch_started_notify(sdata->dev, &sdata->csa_chandef,
3230 ieee80211_bss_info_change_notify(sdata, changed);
3231 drv_channel_switch_beacon(sdata, ¶ms->chandef);
3233 /* if the beacon didn't change, we can finalize immediately */
3234 ieee80211_csa_finalize(sdata);
3238 mutex_unlock(&local->chanctx_mtx);
3242 int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3243 struct cfg80211_csa_settings *params)
3245 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3246 struct ieee80211_local *local = sdata->local;
3249 mutex_lock(&local->mtx);
3250 err = __ieee80211_channel_switch(wiphy, dev, params);
3251 mutex_unlock(&local->mtx);
3256 u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local)
3258 lockdep_assert_held(&local->mtx);
3260 local->roc_cookie_counter++;
3262 /* wow, you wrapped 64 bits ... more likely a bug */
3263 if (WARN_ON(local->roc_cookie_counter == 0))
3264 local->roc_cookie_counter++;
3266 return local->roc_cookie_counter;
3269 int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb,
3270 u64 *cookie, gfp_t gfp)
3272 unsigned long spin_flags;
3273 struct sk_buff *ack_skb;
3276 ack_skb = skb_copy(skb, gfp);
3280 spin_lock_irqsave(&local->ack_status_lock, spin_flags);
3281 id = idr_alloc(&local->ack_status_frames, ack_skb,
3282 1, 0x10000, GFP_ATOMIC);
3283 spin_unlock_irqrestore(&local->ack_status_lock, spin_flags);
3290 IEEE80211_SKB_CB(skb)->ack_frame_id = id;
3292 *cookie = ieee80211_mgmt_tx_cookie(local);
3293 IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie;
3298 static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
3299 struct wireless_dev *wdev,
3300 u16 frame_type, bool reg)
3302 struct ieee80211_local *local = wiphy_priv(wiphy);
3303 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3305 switch (frame_type) {
3306 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
3308 local->probe_req_reg++;
3309 sdata->vif.probe_req_reg++;
3311 if (local->probe_req_reg)
3312 local->probe_req_reg--;
3314 if (sdata->vif.probe_req_reg)
3315 sdata->vif.probe_req_reg--;
3318 if (!local->open_count)
3321 if (sdata->vif.probe_req_reg == 1)
3322 drv_config_iface_filter(local, sdata, FIF_PROBE_REQ,
3324 else if (sdata->vif.probe_req_reg == 0)
3325 drv_config_iface_filter(local, sdata, 0,
3328 ieee80211_configure_filter(local);
3335 static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
3337 struct ieee80211_local *local = wiphy_priv(wiphy);
3342 return drv_set_antenna(local, tx_ant, rx_ant);
3345 static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
3347 struct ieee80211_local *local = wiphy_priv(wiphy);
3349 return drv_get_antenna(local, tx_ant, rx_ant);
3352 static int ieee80211_set_rekey_data(struct wiphy *wiphy,
3353 struct net_device *dev,
3354 struct cfg80211_gtk_rekey_data *data)
3356 struct ieee80211_local *local = wiphy_priv(wiphy);
3357 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3359 if (!local->ops->set_rekey_data)
3362 drv_set_rekey_data(local, sdata, data);
3367 static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
3368 const u8 *peer, u64 *cookie)
3370 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3371 struct ieee80211_local *local = sdata->local;
3372 struct ieee80211_qos_hdr *nullfunc;
3373 struct sk_buff *skb;
3374 int size = sizeof(*nullfunc);
3377 struct ieee80211_tx_info *info;
3378 struct sta_info *sta;
3379 struct ieee80211_chanctx_conf *chanctx_conf;
3380 enum nl80211_band band;
3383 /* the lock is needed to assign the cookie later */
3384 mutex_lock(&local->mtx);
3387 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3388 if (WARN_ON(!chanctx_conf)) {
3392 band = chanctx_conf->def.chan->band;
3393 sta = sta_info_get_bss(sdata, peer);
3402 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3403 IEEE80211_STYPE_QOS_NULLFUNC |
3404 IEEE80211_FCTL_FROMDS);
3407 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3408 IEEE80211_STYPE_NULLFUNC |
3409 IEEE80211_FCTL_FROMDS);
3412 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
3420 skb_reserve(skb, local->hw.extra_tx_headroom);
3422 nullfunc = skb_put(skb, size);
3423 nullfunc->frame_control = fc;
3424 nullfunc->duration_id = 0;
3425 memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
3426 memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
3427 memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN);
3428 nullfunc->seq_ctrl = 0;
3430 info = IEEE80211_SKB_CB(skb);
3432 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
3433 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
3436 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
3439 nullfunc->qos_ctrl = cpu_to_le16(7);
3441 ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC);
3448 ieee80211_xmit(sdata, sta, skb);
3454 mutex_unlock(&local->mtx);
3459 static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
3460 struct wireless_dev *wdev,
3461 struct cfg80211_chan_def *chandef)
3463 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3464 struct ieee80211_local *local = wiphy_priv(wiphy);
3465 struct ieee80211_chanctx_conf *chanctx_conf;
3469 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3471 *chandef = sdata->vif.bss_conf.chandef;
3473 } else if (local->open_count > 0 &&
3474 local->open_count == local->monitors &&
3475 sdata->vif.type == NL80211_IFTYPE_MONITOR) {
3476 if (local->use_chanctx)
3477 *chandef = local->monitor_chandef;
3479 *chandef = local->_oper_chandef;
3488 static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
3490 drv_set_wakeup(wiphy_priv(wiphy), enabled);
3494 static int ieee80211_set_qos_map(struct wiphy *wiphy,
3495 struct net_device *dev,
3496 struct cfg80211_qos_map *qos_map)
3498 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3499 struct mac80211_qos_map *new_qos_map, *old_qos_map;
3502 new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL);
3505 memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map));
3507 /* A NULL qos_map was passed to disable QoS mapping */
3511 old_qos_map = sdata_dereference(sdata->qos_map, sdata);
3512 rcu_assign_pointer(sdata->qos_map, new_qos_map);
3514 kfree_rcu(old_qos_map, rcu_head);
3519 static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy,
3520 struct net_device *dev,
3521 struct cfg80211_chan_def *chandef)
3523 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3527 ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed);
3529 ieee80211_bss_info_change_notify(sdata, changed);
3534 static int ieee80211_add_tx_ts(struct wiphy *wiphy, struct net_device *dev,
3535 u8 tsid, const u8 *peer, u8 up,
3538 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3539 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3540 int ac = ieee802_1d_to_ac[up];
3542 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3545 if (!(sdata->wmm_acm & BIT(up)))
3548 if (ifmgd->tx_tspec[ac].admitted_time)
3551 if (admitted_time) {
3552 ifmgd->tx_tspec[ac].admitted_time = 32 * admitted_time;
3553 ifmgd->tx_tspec[ac].tsid = tsid;
3554 ifmgd->tx_tspec[ac].up = up;
3560 static int ieee80211_del_tx_ts(struct wiphy *wiphy, struct net_device *dev,
3561 u8 tsid, const u8 *peer)
3563 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3564 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3565 struct ieee80211_local *local = wiphy_priv(wiphy);
3568 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
3569 struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac];
3571 /* skip unused entries */
3572 if (!tx_tspec->admitted_time)
3575 if (tx_tspec->tsid != tsid)
3578 /* due to this new packets will be reassigned to non-ACM ACs */
3581 /* Make sure that all packets have been sent to avoid to
3582 * restore the QoS params on packets that are still on the
3586 ieee80211_flush_queues(local, sdata, false);
3588 /* restore the normal QoS parameters
3589 * (unconditionally to avoid races)
3591 tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE;
3592 tx_tspec->downgraded = false;
3593 ieee80211_sta_handle_tspec_ac_params(sdata);
3595 /* finally clear all the data */
3596 memset(tx_tspec, 0, sizeof(*tx_tspec));
3604 void ieee80211_nan_func_terminated(struct ieee80211_vif *vif,
3606 enum nl80211_nan_func_term_reason reason,
3609 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3610 struct cfg80211_nan_func *func;
3613 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
3616 spin_lock_bh(&sdata->u.nan.func_lock);
3618 func = idr_find(&sdata->u.nan.function_inst_ids, inst_id);
3619 if (WARN_ON(!func)) {
3620 spin_unlock_bh(&sdata->u.nan.func_lock);
3624 cookie = func->cookie;
3625 idr_remove(&sdata->u.nan.function_inst_ids, inst_id);
3627 spin_unlock_bh(&sdata->u.nan.func_lock);
3629 cfg80211_free_nan_func(func);
3631 cfg80211_nan_func_terminated(ieee80211_vif_to_wdev(vif), inst_id,
3632 reason, cookie, gfp);
3634 EXPORT_SYMBOL(ieee80211_nan_func_terminated);
3636 void ieee80211_nan_func_match(struct ieee80211_vif *vif,
3637 struct cfg80211_nan_match_params *match,
3640 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3641 struct cfg80211_nan_func *func;
3643 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
3646 spin_lock_bh(&sdata->u.nan.func_lock);
3648 func = idr_find(&sdata->u.nan.function_inst_ids, match->inst_id);
3649 if (WARN_ON(!func)) {
3650 spin_unlock_bh(&sdata->u.nan.func_lock);
3653 match->cookie = func->cookie;
3655 spin_unlock_bh(&sdata->u.nan.func_lock);
3657 cfg80211_nan_match(ieee80211_vif_to_wdev(vif), match, gfp);
3659 EXPORT_SYMBOL(ieee80211_nan_func_match);
3661 static int ieee80211_set_multicast_to_unicast(struct wiphy *wiphy,
3662 struct net_device *dev,
3665 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3667 sdata->u.ap.multicast_to_unicast = enabled;
3672 const struct cfg80211_ops mac80211_config_ops = {
3673 .add_virtual_intf = ieee80211_add_iface,
3674 .del_virtual_intf = ieee80211_del_iface,
3675 .change_virtual_intf = ieee80211_change_iface,
3676 .start_p2p_device = ieee80211_start_p2p_device,
3677 .stop_p2p_device = ieee80211_stop_p2p_device,
3678 .add_key = ieee80211_add_key,
3679 .del_key = ieee80211_del_key,
3680 .get_key = ieee80211_get_key,
3681 .set_default_key = ieee80211_config_default_key,
3682 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
3683 .start_ap = ieee80211_start_ap,
3684 .change_beacon = ieee80211_change_beacon,
3685 .stop_ap = ieee80211_stop_ap,
3686 .add_station = ieee80211_add_station,
3687 .del_station = ieee80211_del_station,
3688 .change_station = ieee80211_change_station,
3689 .get_station = ieee80211_get_station,
3690 .dump_station = ieee80211_dump_station,
3691 .dump_survey = ieee80211_dump_survey,
3692 #ifdef CONFIG_MAC80211_MESH
3693 .add_mpath = ieee80211_add_mpath,
3694 .del_mpath = ieee80211_del_mpath,
3695 .change_mpath = ieee80211_change_mpath,
3696 .get_mpath = ieee80211_get_mpath,
3697 .dump_mpath = ieee80211_dump_mpath,
3698 .get_mpp = ieee80211_get_mpp,
3699 .dump_mpp = ieee80211_dump_mpp,
3700 .update_mesh_config = ieee80211_update_mesh_config,
3701 .get_mesh_config = ieee80211_get_mesh_config,
3702 .join_mesh = ieee80211_join_mesh,
3703 .leave_mesh = ieee80211_leave_mesh,
3705 .join_ocb = ieee80211_join_ocb,
3706 .leave_ocb = ieee80211_leave_ocb,
3707 .change_bss = ieee80211_change_bss,
3708 .set_txq_params = ieee80211_set_txq_params,
3709 .set_monitor_channel = ieee80211_set_monitor_channel,
3710 .suspend = ieee80211_suspend,
3711 .resume = ieee80211_resume,
3712 .scan = ieee80211_scan,
3713 .abort_scan = ieee80211_abort_scan,
3714 .sched_scan_start = ieee80211_sched_scan_start,
3715 .sched_scan_stop = ieee80211_sched_scan_stop,
3716 .auth = ieee80211_auth,
3717 .assoc = ieee80211_assoc,
3718 .deauth = ieee80211_deauth,
3719 .disassoc = ieee80211_disassoc,
3720 .join_ibss = ieee80211_join_ibss,
3721 .leave_ibss = ieee80211_leave_ibss,
3722 .set_mcast_rate = ieee80211_set_mcast_rate,
3723 .set_wiphy_params = ieee80211_set_wiphy_params,
3724 .set_tx_power = ieee80211_set_tx_power,
3725 .get_tx_power = ieee80211_get_tx_power,
3726 .set_wds_peer = ieee80211_set_wds_peer,
3727 .rfkill_poll = ieee80211_rfkill_poll,
3728 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
3729 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
3730 .set_power_mgmt = ieee80211_set_power_mgmt,
3731 .set_bitrate_mask = ieee80211_set_bitrate_mask,
3732 .remain_on_channel = ieee80211_remain_on_channel,
3733 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
3734 .mgmt_tx = ieee80211_mgmt_tx,
3735 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
3736 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
3737 .set_cqm_rssi_range_config = ieee80211_set_cqm_rssi_range_config,
3738 .mgmt_frame_register = ieee80211_mgmt_frame_register,
3739 .set_antenna = ieee80211_set_antenna,
3740 .get_antenna = ieee80211_get_antenna,
3741 .set_rekey_data = ieee80211_set_rekey_data,
3742 .tdls_oper = ieee80211_tdls_oper,
3743 .tdls_mgmt = ieee80211_tdls_mgmt,
3744 .tdls_channel_switch = ieee80211_tdls_channel_switch,
3745 .tdls_cancel_channel_switch = ieee80211_tdls_cancel_channel_switch,
3746 .probe_client = ieee80211_probe_client,
3747 .set_noack_map = ieee80211_set_noack_map,
3749 .set_wakeup = ieee80211_set_wakeup,
3751 .get_channel = ieee80211_cfg_get_channel,
3752 .start_radar_detection = ieee80211_start_radar_detection,
3753 .end_cac = ieee80211_end_cac,
3754 .channel_switch = ieee80211_channel_switch,
3755 .set_qos_map = ieee80211_set_qos_map,
3756 .set_ap_chanwidth = ieee80211_set_ap_chanwidth,
3757 .add_tx_ts = ieee80211_add_tx_ts,
3758 .del_tx_ts = ieee80211_del_tx_ts,
3759 .start_nan = ieee80211_start_nan,
3760 .stop_nan = ieee80211_stop_nan,
3761 .nan_change_conf = ieee80211_nan_change_conf,
3762 .add_nan_func = ieee80211_add_nan_func,
3763 .del_nan_func = ieee80211_del_nan_func,
3764 .set_multicast_to_unicast = ieee80211_set_multicast_to_unicast,