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 (key->sta && test_sta_flag(key->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, true);
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);
665 brate = sband->bitrates[rate->idx].bitrate;
666 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
669 if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
670 rinfo->bw = RATE_INFO_BW_40;
671 else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
672 rinfo->bw = RATE_INFO_BW_80;
673 else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
674 rinfo->bw = RATE_INFO_BW_160;
676 rinfo->bw = RATE_INFO_BW_20;
677 if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
678 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
681 static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
682 int idx, u8 *mac, struct station_info *sinfo)
684 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
685 struct ieee80211_local *local = sdata->local;
686 struct sta_info *sta;
689 mutex_lock(&local->sta_mtx);
691 sta = sta_info_get_by_idx(sdata, idx);
694 memcpy(mac, sta->sta.addr, ETH_ALEN);
695 sta_set_sinfo(sta, sinfo);
698 mutex_unlock(&local->sta_mtx);
703 static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
704 int idx, struct survey_info *survey)
706 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
708 return drv_get_survey(local, idx, survey);
711 static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
712 const u8 *mac, struct station_info *sinfo)
714 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
715 struct ieee80211_local *local = sdata->local;
716 struct sta_info *sta;
719 mutex_lock(&local->sta_mtx);
721 sta = sta_info_get_bss(sdata, mac);
724 sta_set_sinfo(sta, sinfo);
727 mutex_unlock(&local->sta_mtx);
732 static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
733 struct cfg80211_chan_def *chandef)
735 struct ieee80211_local *local = wiphy_priv(wiphy);
736 struct ieee80211_sub_if_data *sdata;
739 if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
742 mutex_lock(&local->mtx);
743 if (local->use_chanctx) {
744 sdata = rtnl_dereference(local->monitor_sdata);
746 ieee80211_vif_release_channel(sdata);
747 ret = ieee80211_vif_use_channel(sdata, chandef,
748 IEEE80211_CHANCTX_EXCLUSIVE);
750 } else if (local->open_count == local->monitors) {
751 local->_oper_chandef = *chandef;
752 ieee80211_hw_config(local, 0);
756 local->monitor_chandef = *chandef;
757 mutex_unlock(&local->mtx);
762 static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
763 const u8 *resp, size_t resp_len,
764 const struct ieee80211_csa_settings *csa)
766 struct probe_resp *new, *old;
768 if (!resp || !resp_len)
771 old = sdata_dereference(sdata->u.ap.probe_resp, sdata);
773 new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL);
778 memcpy(new->data, resp, resp_len);
781 memcpy(new->csa_counter_offsets, csa->counter_offsets_presp,
782 csa->n_counter_offsets_presp *
783 sizeof(new->csa_counter_offsets[0]));
785 rcu_assign_pointer(sdata->u.ap.probe_resp, new);
787 kfree_rcu(old, rcu_head);
792 static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
793 struct cfg80211_beacon_data *params,
794 const struct ieee80211_csa_settings *csa)
796 struct beacon_data *new, *old;
797 int new_head_len, new_tail_len;
799 u32 changed = BSS_CHANGED_BEACON;
801 old = sdata_dereference(sdata->u.ap.beacon, sdata);
804 /* Need to have a beacon head if we don't have one yet */
805 if (!params->head && !old)
808 /* new or old head? */
810 new_head_len = params->head_len;
812 new_head_len = old->head_len;
814 /* new or old tail? */
815 if (params->tail || !old)
816 /* params->tail_len will be zero for !params->tail */
817 new_tail_len = params->tail_len;
819 new_tail_len = old->tail_len;
821 size = sizeof(*new) + new_head_len + new_tail_len;
823 new = kzalloc(size, GFP_KERNEL);
827 /* start filling the new info now */
830 * pointers go into the block we allocated,
831 * memory is | beacon_data | head | tail |
833 new->head = ((u8 *) new) + sizeof(*new);
834 new->tail = new->head + new_head_len;
835 new->head_len = new_head_len;
836 new->tail_len = new_tail_len;
839 new->csa_current_counter = csa->count;
840 memcpy(new->csa_counter_offsets, csa->counter_offsets_beacon,
841 csa->n_counter_offsets_beacon *
842 sizeof(new->csa_counter_offsets[0]));
847 memcpy(new->head, params->head, new_head_len);
849 memcpy(new->head, old->head, new_head_len);
851 /* copy in optional tail */
853 memcpy(new->tail, params->tail, new_tail_len);
856 memcpy(new->tail, old->tail, new_tail_len);
858 err = ieee80211_set_probe_resp(sdata, params->probe_resp,
859 params->probe_resp_len, csa);
863 changed |= BSS_CHANGED_AP_PROBE_RESP;
865 rcu_assign_pointer(sdata->u.ap.beacon, new);
868 kfree_rcu(old, rcu_head);
873 static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
874 struct cfg80211_ap_settings *params)
876 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
877 struct ieee80211_local *local = sdata->local;
878 struct beacon_data *old;
879 struct ieee80211_sub_if_data *vlan;
880 u32 changed = BSS_CHANGED_BEACON_INT |
881 BSS_CHANGED_BEACON_ENABLED |
888 old = sdata_dereference(sdata->u.ap.beacon, sdata);
892 switch (params->smps_mode) {
893 case NL80211_SMPS_OFF:
894 sdata->smps_mode = IEEE80211_SMPS_OFF;
896 case NL80211_SMPS_STATIC:
897 sdata->smps_mode = IEEE80211_SMPS_STATIC;
899 case NL80211_SMPS_DYNAMIC:
900 sdata->smps_mode = IEEE80211_SMPS_DYNAMIC;
905 sdata->u.ap.req_smps = sdata->smps_mode;
907 sdata->needed_rx_chains = sdata->local->rx_chains;
909 sdata->vif.bss_conf.beacon_int = params->beacon_interval;
911 mutex_lock(&local->mtx);
912 err = ieee80211_vif_use_channel(sdata, ¶ms->chandef,
913 IEEE80211_CHANCTX_SHARED);
915 ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
916 mutex_unlock(&local->mtx);
921 * Apply control port protocol, this allows us to
922 * not encrypt dynamic WEP control frames.
924 sdata->control_port_protocol = params->crypto.control_port_ethertype;
925 sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt;
926 sdata->encrypt_headroom = ieee80211_cs_headroom(sdata->local,
930 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
931 vlan->control_port_protocol =
932 params->crypto.control_port_ethertype;
933 vlan->control_port_no_encrypt =
934 params->crypto.control_port_no_encrypt;
935 vlan->encrypt_headroom =
936 ieee80211_cs_headroom(sdata->local,
941 sdata->vif.bss_conf.dtim_period = params->dtim_period;
942 sdata->vif.bss_conf.enable_beacon = true;
943 sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p;
945 sdata->vif.bss_conf.ssid_len = params->ssid_len;
946 if (params->ssid_len)
947 memcpy(sdata->vif.bss_conf.ssid, params->ssid,
949 sdata->vif.bss_conf.hidden_ssid =
950 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
952 memset(&sdata->vif.bss_conf.p2p_noa_attr, 0,
953 sizeof(sdata->vif.bss_conf.p2p_noa_attr));
954 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow =
955 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
956 if (params->p2p_opp_ps)
957 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
958 IEEE80211_P2P_OPPPS_ENABLE_BIT;
960 err = ieee80211_assign_beacon(sdata, ¶ms->beacon, NULL);
962 ieee80211_vif_release_channel(sdata);
967 err = drv_start_ap(sdata->local, sdata);
969 old = sdata_dereference(sdata->u.ap.beacon, sdata);
972 kfree_rcu(old, rcu_head);
973 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
974 ieee80211_vif_release_channel(sdata);
978 ieee80211_recalc_dtim(local, sdata);
979 ieee80211_bss_info_change_notify(sdata, changed);
981 netif_carrier_on(dev);
982 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
983 netif_carrier_on(vlan->dev);
988 static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
989 struct cfg80211_beacon_data *params)
991 struct ieee80211_sub_if_data *sdata;
992 struct beacon_data *old;
995 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
996 sdata_assert_lock(sdata);
998 /* don't allow changing the beacon while CSA is in place - offset
999 * of channel switch counter may change
1001 if (sdata->vif.csa_active)
1004 old = sdata_dereference(sdata->u.ap.beacon, sdata);
1008 err = ieee80211_assign_beacon(sdata, params, NULL);
1011 ieee80211_bss_info_change_notify(sdata, err);
1015 static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1017 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1018 struct ieee80211_sub_if_data *vlan;
1019 struct ieee80211_local *local = sdata->local;
1020 struct beacon_data *old_beacon;
1021 struct probe_resp *old_probe_resp;
1022 struct cfg80211_chan_def chandef;
1024 sdata_assert_lock(sdata);
1026 old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata);
1029 old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata);
1031 /* abort any running channel switch */
1032 mutex_lock(&local->mtx);
1033 sdata->vif.csa_active = false;
1034 if (sdata->csa_block_tx) {
1035 ieee80211_wake_vif_queues(local, sdata,
1036 IEEE80211_QUEUE_STOP_REASON_CSA);
1037 sdata->csa_block_tx = false;
1040 mutex_unlock(&local->mtx);
1042 kfree(sdata->u.ap.next_beacon);
1043 sdata->u.ap.next_beacon = NULL;
1045 /* turn off carrier for this interface and dependent VLANs */
1046 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1047 netif_carrier_off(vlan->dev);
1048 netif_carrier_off(dev);
1050 /* remove beacon and probe response */
1051 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
1052 RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
1053 kfree_rcu(old_beacon, rcu_head);
1055 kfree_rcu(old_probe_resp, rcu_head);
1056 sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF;
1058 __sta_info_flush(sdata, true);
1059 ieee80211_free_keys(sdata, true);
1061 sdata->vif.bss_conf.enable_beacon = false;
1062 sdata->vif.bss_conf.ssid_len = 0;
1063 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
1064 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
1066 if (sdata->wdev.cac_started) {
1067 chandef = sdata->vif.bss_conf.chandef;
1068 cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
1069 cfg80211_cac_event(sdata->dev, &chandef,
1070 NL80211_RADAR_CAC_ABORTED,
1074 drv_stop_ap(sdata->local, sdata);
1076 /* free all potentially still buffered bcast frames */
1077 local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
1078 ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf);
1080 mutex_lock(&local->mtx);
1081 ieee80211_vif_copy_chanctx_to_vlans(sdata, true);
1082 ieee80211_vif_release_channel(sdata);
1083 mutex_unlock(&local->mtx);
1088 /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
1089 struct iapp_layer2_update {
1090 u8 da[ETH_ALEN]; /* broadcast */
1091 u8 sa[ETH_ALEN]; /* STA addr */
1099 static void ieee80211_send_layer2_update(struct sta_info *sta)
1101 struct iapp_layer2_update *msg;
1102 struct sk_buff *skb;
1104 /* Send Level 2 Update Frame to update forwarding tables in layer 2
1107 skb = dev_alloc_skb(sizeof(*msg));
1110 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
1112 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
1113 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
1115 eth_broadcast_addr(msg->da);
1116 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
1117 msg->len = htons(6);
1119 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
1120 msg->control = 0xaf; /* XID response lsb.1111F101.
1121 * F=0 (no poll command; unsolicited frame) */
1122 msg->xid_info[0] = 0x81; /* XID format identifier */
1123 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
1124 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
1126 skb->dev = sta->sdata->dev;
1127 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
1128 memset(skb->cb, 0, sizeof(skb->cb));
1132 static int sta_apply_auth_flags(struct ieee80211_local *local,
1133 struct sta_info *sta,
1138 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1139 set & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1140 !test_sta_flag(sta, WLAN_STA_AUTH)) {
1141 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1146 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1147 set & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1148 !test_sta_flag(sta, WLAN_STA_ASSOC)) {
1150 * When peer becomes associated, init rate control as
1151 * well. Some drivers require rate control initialized
1152 * before drv_sta_state() is called.
1154 if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
1155 rate_control_rate_init(sta);
1157 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1162 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1163 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
1164 ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
1165 else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1166 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1173 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1174 !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1175 test_sta_flag(sta, WLAN_STA_ASSOC)) {
1176 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1181 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1182 !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) &&
1183 test_sta_flag(sta, WLAN_STA_AUTH)) {
1184 ret = sta_info_move_state(sta, IEEE80211_STA_NONE);
1192 static void sta_apply_mesh_params(struct ieee80211_local *local,
1193 struct sta_info *sta,
1194 struct station_parameters *params)
1196 #ifdef CONFIG_MAC80211_MESH
1197 struct ieee80211_sub_if_data *sdata = sta->sdata;
1200 if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
1201 switch (params->plink_state) {
1202 case NL80211_PLINK_ESTAB:
1203 if (sta->mesh->plink_state != NL80211_PLINK_ESTAB)
1204 changed = mesh_plink_inc_estab_count(sdata);
1205 sta->mesh->plink_state = params->plink_state;
1206 sta->mesh->aid = params->peer_aid;
1208 ieee80211_mps_sta_status_update(sta);
1209 changed |= ieee80211_mps_set_sta_local_pm(sta,
1210 sdata->u.mesh.mshcfg.power_mode);
1212 case NL80211_PLINK_LISTEN:
1213 case NL80211_PLINK_BLOCKED:
1214 case NL80211_PLINK_OPN_SNT:
1215 case NL80211_PLINK_OPN_RCVD:
1216 case NL80211_PLINK_CNF_RCVD:
1217 case NL80211_PLINK_HOLDING:
1218 if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)
1219 changed = mesh_plink_dec_estab_count(sdata);
1220 sta->mesh->plink_state = params->plink_state;
1222 ieee80211_mps_sta_status_update(sta);
1223 changed |= ieee80211_mps_set_sta_local_pm(sta,
1224 NL80211_MESH_POWER_UNKNOWN);
1232 switch (params->plink_action) {
1233 case NL80211_PLINK_ACTION_NO_ACTION:
1236 case NL80211_PLINK_ACTION_OPEN:
1237 changed |= mesh_plink_open(sta);
1239 case NL80211_PLINK_ACTION_BLOCK:
1240 changed |= mesh_plink_block(sta);
1244 if (params->local_pm)
1245 changed |= ieee80211_mps_set_sta_local_pm(sta,
1248 ieee80211_mbss_info_change_notify(sdata, changed);
1252 static int sta_apply_parameters(struct ieee80211_local *local,
1253 struct sta_info *sta,
1254 struct station_parameters *params)
1257 struct ieee80211_supported_band *sband;
1258 struct ieee80211_sub_if_data *sdata = sta->sdata;
1261 sband = ieee80211_get_sband(sdata);
1265 mask = params->sta_flags_mask;
1266 set = params->sta_flags_set;
1268 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1270 * In mesh mode, ASSOCIATED isn't part of the nl80211
1271 * API but must follow AUTHENTICATED for driver state.
1273 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1274 mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1275 if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1276 set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1277 } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1279 * TDLS -- everything follows authorized, but
1280 * only becoming authorized is possible, not
1283 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1284 set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1285 BIT(NL80211_STA_FLAG_ASSOCIATED);
1286 mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1287 BIT(NL80211_STA_FLAG_ASSOCIATED);
1291 if (mask & BIT(NL80211_STA_FLAG_WME) &&
1292 local->hw.queues >= IEEE80211_NUM_ACS)
1293 sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
1295 /* auth flags will be set later for TDLS,
1296 * and for unassociated stations that move to assocaited */
1297 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1298 !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1299 (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) {
1300 ret = sta_apply_auth_flags(local, sta, mask, set);
1305 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
1306 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1307 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1309 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1312 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
1313 sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP));
1314 if (set & BIT(NL80211_STA_FLAG_MFP))
1315 set_sta_flag(sta, WLAN_STA_MFP);
1317 clear_sta_flag(sta, WLAN_STA_MFP);
1320 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
1321 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1322 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1324 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
1327 /* mark TDLS channel switch support, if the AP allows it */
1328 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1329 !sdata->u.mgd.tdls_chan_switch_prohibited &&
1330 params->ext_capab_len >= 4 &&
1331 params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)
1332 set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH);
1334 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1335 !sdata->u.mgd.tdls_wider_bw_prohibited &&
1336 ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
1337 params->ext_capab_len >= 8 &&
1338 params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED)
1339 set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW);
1341 if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
1342 sta->sta.uapsd_queues = params->uapsd_queues;
1343 sta->sta.max_sp = params->max_sp;
1346 /* The sender might not have sent the last bit, consider it to be 0 */
1347 if (params->ext_capab_len >= 8) {
1348 u8 val = (params->ext_capab[7] &
1349 WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB) >> 7;
1351 /* we did get all the bits, take the MSB as well */
1352 if (params->ext_capab_len >= 9) {
1353 u8 val_msb = params->ext_capab[8] &
1354 WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB;
1361 sta->sta.max_amsdu_subframes = 32;
1364 sta->sta.max_amsdu_subframes = 16;
1367 sta->sta.max_amsdu_subframes = 8;
1370 sta->sta.max_amsdu_subframes = 0;
1375 * cfg80211 validates this (1-2007) and allows setting the AID
1376 * only when creating a new station entry
1379 sta->sta.aid = params->aid;
1382 * Some of the following updates would be racy if called on an
1383 * existing station, via ieee80211_change_station(). However,
1384 * all such changes are rejected by cfg80211 except for updates
1385 * changing the supported rates on an existing but not yet used
1389 if (params->listen_interval >= 0)
1390 sta->listen_interval = params->listen_interval;
1392 if (params->supported_rates) {
1393 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
1394 sband, params->supported_rates,
1395 params->supported_rates_len,
1396 &sta->sta.supp_rates[sband->band]);
1399 if (params->ht_capa)
1400 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
1401 params->ht_capa, sta);
1403 /* VHT can override some HT caps such as the A-MSDU max length */
1404 if (params->vht_capa)
1405 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
1406 params->vht_capa, sta);
1408 if (params->opmode_notif_used) {
1409 /* returned value is only needed for rc update, but the
1410 * rc isn't initialized here yet, so ignore it
1412 __ieee80211_vht_handle_opmode(sdata, sta, params->opmode_notif,
1416 if (params->support_p2p_ps >= 0)
1417 sta->sta.support_p2p_ps = params->support_p2p_ps;
1419 if (ieee80211_vif_is_mesh(&sdata->vif))
1420 sta_apply_mesh_params(local, sta, params);
1422 /* set the STA state after all sta info from usermode has been set */
1423 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) ||
1424 set & BIT(NL80211_STA_FLAG_ASSOCIATED)) {
1425 ret = sta_apply_auth_flags(local, sta, mask, set);
1433 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
1435 struct station_parameters *params)
1437 struct ieee80211_local *local = wiphy_priv(wiphy);
1438 struct sta_info *sta;
1439 struct ieee80211_sub_if_data *sdata;
1444 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1446 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1447 sdata->vif.type != NL80211_IFTYPE_AP)
1450 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1452 if (ether_addr_equal(mac, sdata->vif.addr))
1455 if (is_multicast_ether_addr(mac))
1458 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
1462 if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1463 sta->sta.tdls = true;
1465 err = sta_apply_parameters(local, sta, params);
1467 sta_info_free(local, sta);
1472 * for TDLS and for unassociated station, rate control should be
1473 * initialized only when rates are known and station is marked
1474 * authorized/associated
1476 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1477 test_sta_flag(sta, WLAN_STA_ASSOC))
1478 rate_control_rate_init(sta);
1480 layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
1481 sdata->vif.type == NL80211_IFTYPE_AP;
1483 err = sta_info_insert_rcu(sta);
1490 ieee80211_send_layer2_update(sta);
1497 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1498 struct station_del_parameters *params)
1500 struct ieee80211_sub_if_data *sdata;
1502 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1505 return sta_info_destroy_addr_bss(sdata, params->mac);
1507 sta_info_flush(sdata);
1511 static int ieee80211_change_station(struct wiphy *wiphy,
1512 struct net_device *dev, const u8 *mac,
1513 struct station_parameters *params)
1515 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1516 struct ieee80211_local *local = wiphy_priv(wiphy);
1517 struct sta_info *sta;
1518 struct ieee80211_sub_if_data *vlansdata;
1519 enum cfg80211_station_type statype;
1522 mutex_lock(&local->sta_mtx);
1524 sta = sta_info_get_bss(sdata, mac);
1530 switch (sdata->vif.type) {
1531 case NL80211_IFTYPE_MESH_POINT:
1532 if (sdata->u.mesh.user_mpm)
1533 statype = CFG80211_STA_MESH_PEER_USER;
1535 statype = CFG80211_STA_MESH_PEER_KERNEL;
1537 case NL80211_IFTYPE_ADHOC:
1538 statype = CFG80211_STA_IBSS;
1540 case NL80211_IFTYPE_STATION:
1541 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1542 statype = CFG80211_STA_AP_STA;
1545 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1546 statype = CFG80211_STA_TDLS_PEER_ACTIVE;
1548 statype = CFG80211_STA_TDLS_PEER_SETUP;
1550 case NL80211_IFTYPE_AP:
1551 case NL80211_IFTYPE_AP_VLAN:
1552 if (test_sta_flag(sta, WLAN_STA_ASSOC))
1553 statype = CFG80211_STA_AP_CLIENT;
1555 statype = CFG80211_STA_AP_CLIENT_UNASSOC;
1562 err = cfg80211_check_station_change(wiphy, params, statype);
1566 if (params->vlan && params->vlan != sta->sdata->dev) {
1567 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1569 if (params->vlan->ieee80211_ptr->use_4addr) {
1570 if (vlansdata->u.vlan.sta) {
1575 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
1576 __ieee80211_check_fast_rx_iface(vlansdata);
1579 if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
1580 sta->sdata->u.vlan.sta)
1581 RCU_INIT_POINTER(sta->sdata->u.vlan.sta, NULL);
1583 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1584 ieee80211_vif_dec_num_mcast(sta->sdata);
1586 sta->sdata = vlansdata;
1587 ieee80211_check_fast_xmit(sta);
1589 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1590 ieee80211_vif_inc_num_mcast(sta->sdata);
1592 ieee80211_send_layer2_update(sta);
1595 err = sta_apply_parameters(local, sta, params);
1599 mutex_unlock(&local->sta_mtx);
1601 if ((sdata->vif.type == NL80211_IFTYPE_AP ||
1602 sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
1603 sta->known_smps_mode != sta->sdata->bss->req_smps &&
1604 test_sta_flag(sta, WLAN_STA_AUTHORIZED) &&
1605 sta_info_tx_streams(sta) != 1) {
1607 "%pM just authorized and MIMO capable - update SMPS\n",
1609 ieee80211_send_smps_action(sta->sdata,
1610 sta->sdata->bss->req_smps,
1612 sta->sdata->vif.bss_conf.bssid);
1615 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
1616 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1617 ieee80211_recalc_ps(local);
1618 ieee80211_recalc_ps_vif(sdata);
1623 mutex_unlock(&local->sta_mtx);
1627 #ifdef CONFIG_MAC80211_MESH
1628 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
1629 const u8 *dst, const u8 *next_hop)
1631 struct ieee80211_sub_if_data *sdata;
1632 struct mesh_path *mpath;
1633 struct sta_info *sta;
1635 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1638 sta = sta_info_get(sdata, next_hop);
1644 mpath = mesh_path_add(sdata, dst);
1645 if (IS_ERR(mpath)) {
1647 return PTR_ERR(mpath);
1650 mesh_path_fix_nexthop(mpath, sta);
1656 static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
1659 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1662 return mesh_path_del(sdata, dst);
1664 mesh_path_flush_by_iface(sdata);
1668 static int ieee80211_change_mpath(struct wiphy *wiphy, struct net_device *dev,
1669 const u8 *dst, const u8 *next_hop)
1671 struct ieee80211_sub_if_data *sdata;
1672 struct mesh_path *mpath;
1673 struct sta_info *sta;
1675 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1679 sta = sta_info_get(sdata, next_hop);
1685 mpath = mesh_path_lookup(sdata, dst);
1691 mesh_path_fix_nexthop(mpath, sta);
1697 static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
1698 struct mpath_info *pinfo)
1700 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
1703 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
1705 eth_zero_addr(next_hop);
1707 memset(pinfo, 0, sizeof(*pinfo));
1709 pinfo->generation = mpath->sdata->u.mesh.mesh_paths_generation;
1711 pinfo->filled = MPATH_INFO_FRAME_QLEN |
1714 MPATH_INFO_EXPTIME |
1715 MPATH_INFO_DISCOVERY_TIMEOUT |
1716 MPATH_INFO_DISCOVERY_RETRIES |
1719 pinfo->frame_qlen = mpath->frame_queue.qlen;
1720 pinfo->sn = mpath->sn;
1721 pinfo->metric = mpath->metric;
1722 if (time_before(jiffies, mpath->exp_time))
1723 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
1724 pinfo->discovery_timeout =
1725 jiffies_to_msecs(mpath->discovery_timeout);
1726 pinfo->discovery_retries = mpath->discovery_retries;
1727 if (mpath->flags & MESH_PATH_ACTIVE)
1728 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
1729 if (mpath->flags & MESH_PATH_RESOLVING)
1730 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
1731 if (mpath->flags & MESH_PATH_SN_VALID)
1732 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
1733 if (mpath->flags & MESH_PATH_FIXED)
1734 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
1735 if (mpath->flags & MESH_PATH_RESOLVED)
1736 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
1739 static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
1740 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
1743 struct ieee80211_sub_if_data *sdata;
1744 struct mesh_path *mpath;
1746 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1749 mpath = mesh_path_lookup(sdata, dst);
1754 memcpy(dst, mpath->dst, ETH_ALEN);
1755 mpath_set_pinfo(mpath, next_hop, pinfo);
1760 static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
1761 int idx, u8 *dst, u8 *next_hop,
1762 struct mpath_info *pinfo)
1764 struct ieee80211_sub_if_data *sdata;
1765 struct mesh_path *mpath;
1767 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1770 mpath = mesh_path_lookup_by_idx(sdata, idx);
1775 memcpy(dst, mpath->dst, ETH_ALEN);
1776 mpath_set_pinfo(mpath, next_hop, pinfo);
1781 static void mpp_set_pinfo(struct mesh_path *mpath, u8 *mpp,
1782 struct mpath_info *pinfo)
1784 memset(pinfo, 0, sizeof(*pinfo));
1785 memcpy(mpp, mpath->mpp, ETH_ALEN);
1787 pinfo->generation = mpath->sdata->u.mesh.mpp_paths_generation;
1790 static int ieee80211_get_mpp(struct wiphy *wiphy, struct net_device *dev,
1791 u8 *dst, u8 *mpp, struct mpath_info *pinfo)
1794 struct ieee80211_sub_if_data *sdata;
1795 struct mesh_path *mpath;
1797 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1800 mpath = mpp_path_lookup(sdata, dst);
1805 memcpy(dst, mpath->dst, ETH_ALEN);
1806 mpp_set_pinfo(mpath, mpp, pinfo);
1811 static int ieee80211_dump_mpp(struct wiphy *wiphy, struct net_device *dev,
1812 int idx, u8 *dst, u8 *mpp,
1813 struct mpath_info *pinfo)
1815 struct ieee80211_sub_if_data *sdata;
1816 struct mesh_path *mpath;
1818 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1821 mpath = mpp_path_lookup_by_idx(sdata, idx);
1826 memcpy(dst, mpath->dst, ETH_ALEN);
1827 mpp_set_pinfo(mpath, mpp, pinfo);
1832 static int ieee80211_get_mesh_config(struct wiphy *wiphy,
1833 struct net_device *dev,
1834 struct mesh_config *conf)
1836 struct ieee80211_sub_if_data *sdata;
1837 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1839 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1843 static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1845 return (mask >> (parm-1)) & 0x1;
1848 static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
1849 const struct mesh_setup *setup)
1853 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
1854 struct ieee80211_sub_if_data, u.mesh);
1856 /* allocate information elements */
1860 if (setup->ie_len) {
1861 new_ie = kmemdup(setup->ie, setup->ie_len,
1866 ifmsh->ie_len = setup->ie_len;
1870 /* now copy the rest of the setup parameters */
1871 ifmsh->mesh_id_len = setup->mesh_id_len;
1872 memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
1873 ifmsh->mesh_sp_id = setup->sync_method;
1874 ifmsh->mesh_pp_id = setup->path_sel_proto;
1875 ifmsh->mesh_pm_id = setup->path_metric;
1876 ifmsh->user_mpm = setup->user_mpm;
1877 ifmsh->mesh_auth_id = setup->auth_id;
1878 ifmsh->security = IEEE80211_MESH_SEC_NONE;
1879 if (setup->is_authenticated)
1880 ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
1881 if (setup->is_secure)
1882 ifmsh->security |= IEEE80211_MESH_SEC_SECURED;
1884 /* mcast rate setting in Mesh Node */
1885 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
1886 sizeof(setup->mcast_rate));
1887 sdata->vif.bss_conf.basic_rates = setup->basic_rates;
1889 sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
1890 sdata->vif.bss_conf.dtim_period = setup->dtim_period;
1895 static int ieee80211_update_mesh_config(struct wiphy *wiphy,
1896 struct net_device *dev, u32 mask,
1897 const struct mesh_config *nconf)
1899 struct mesh_config *conf;
1900 struct ieee80211_sub_if_data *sdata;
1901 struct ieee80211_if_mesh *ifmsh;
1903 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1904 ifmsh = &sdata->u.mesh;
1906 /* Set the config options which we are interested in setting */
1907 conf = &(sdata->u.mesh.mshcfg);
1908 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
1909 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
1910 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
1911 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
1912 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
1913 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
1914 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
1915 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
1916 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
1917 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1918 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1919 conf->dot11MeshTTL = nconf->dot11MeshTTL;
1920 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
1921 conf->element_ttl = nconf->element_ttl;
1922 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) {
1923 if (ifmsh->user_mpm)
1925 conf->auto_open_plinks = nconf->auto_open_plinks;
1927 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
1928 conf->dot11MeshNbrOffsetMaxNeighbor =
1929 nconf->dot11MeshNbrOffsetMaxNeighbor;
1930 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1931 conf->dot11MeshHWMPmaxPREQretries =
1932 nconf->dot11MeshHWMPmaxPREQretries;
1933 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1934 conf->path_refresh_time = nconf->path_refresh_time;
1935 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1936 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1937 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1938 conf->dot11MeshHWMPactivePathTimeout =
1939 nconf->dot11MeshHWMPactivePathTimeout;
1940 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1941 conf->dot11MeshHWMPpreqMinInterval =
1942 nconf->dot11MeshHWMPpreqMinInterval;
1943 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
1944 conf->dot11MeshHWMPperrMinInterval =
1945 nconf->dot11MeshHWMPperrMinInterval;
1946 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1948 conf->dot11MeshHWMPnetDiameterTraversalTime =
1949 nconf->dot11MeshHWMPnetDiameterTraversalTime;
1950 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1951 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1952 ieee80211_mesh_root_setup(ifmsh);
1954 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
1955 /* our current gate announcement implementation rides on root
1956 * announcements, so require this ifmsh to also be a root node
1958 if (nconf->dot11MeshGateAnnouncementProtocol &&
1959 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
1960 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
1961 ieee80211_mesh_root_setup(ifmsh);
1963 conf->dot11MeshGateAnnouncementProtocol =
1964 nconf->dot11MeshGateAnnouncementProtocol;
1966 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
1967 conf->dot11MeshHWMPRannInterval =
1968 nconf->dot11MeshHWMPRannInterval;
1969 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
1970 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
1971 if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
1972 /* our RSSI threshold implementation is supported only for
1973 * devices that report signal in dBm.
1975 if (!ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM))
1977 conf->rssi_threshold = nconf->rssi_threshold;
1979 if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) {
1980 conf->ht_opmode = nconf->ht_opmode;
1981 sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
1982 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
1984 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
1985 conf->dot11MeshHWMPactivePathToRootTimeout =
1986 nconf->dot11MeshHWMPactivePathToRootTimeout;
1987 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
1988 conf->dot11MeshHWMProotInterval =
1989 nconf->dot11MeshHWMProotInterval;
1990 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
1991 conf->dot11MeshHWMPconfirmationInterval =
1992 nconf->dot11MeshHWMPconfirmationInterval;
1993 if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) {
1994 conf->power_mode = nconf->power_mode;
1995 ieee80211_mps_local_status_update(sdata);
1997 if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask))
1998 conf->dot11MeshAwakeWindowDuration =
1999 nconf->dot11MeshAwakeWindowDuration;
2000 if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
2001 conf->plink_timeout = nconf->plink_timeout;
2002 ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
2006 static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
2007 const struct mesh_config *conf,
2008 const struct mesh_setup *setup)
2010 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2011 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
2014 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
2015 err = copy_mesh_setup(ifmsh, setup);
2019 /* can mesh use other SMPS modes? */
2020 sdata->smps_mode = IEEE80211_SMPS_OFF;
2021 sdata->needed_rx_chains = sdata->local->rx_chains;
2023 mutex_lock(&sdata->local->mtx);
2024 err = ieee80211_vif_use_channel(sdata, &setup->chandef,
2025 IEEE80211_CHANCTX_SHARED);
2026 mutex_unlock(&sdata->local->mtx);
2030 return ieee80211_start_mesh(sdata);
2033 static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
2035 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2037 ieee80211_stop_mesh(sdata);
2038 mutex_lock(&sdata->local->mtx);
2039 ieee80211_vif_release_channel(sdata);
2040 mutex_unlock(&sdata->local->mtx);
2046 static int ieee80211_change_bss(struct wiphy *wiphy,
2047 struct net_device *dev,
2048 struct bss_parameters *params)
2050 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2051 struct ieee80211_supported_band *sband;
2054 if (!sdata_dereference(sdata->u.ap.beacon, sdata))
2057 sband = ieee80211_get_sband(sdata);
2061 if (params->use_cts_prot >= 0) {
2062 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
2063 changed |= BSS_CHANGED_ERP_CTS_PROT;
2065 if (params->use_short_preamble >= 0) {
2066 sdata->vif.bss_conf.use_short_preamble =
2067 params->use_short_preamble;
2068 changed |= BSS_CHANGED_ERP_PREAMBLE;
2071 if (!sdata->vif.bss_conf.use_short_slot &&
2072 sband->band == NL80211_BAND_5GHZ) {
2073 sdata->vif.bss_conf.use_short_slot = true;
2074 changed |= BSS_CHANGED_ERP_SLOT;
2077 if (params->use_short_slot_time >= 0) {
2078 sdata->vif.bss_conf.use_short_slot =
2079 params->use_short_slot_time;
2080 changed |= BSS_CHANGED_ERP_SLOT;
2083 if (params->basic_rates) {
2084 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
2085 wiphy->bands[sband->band],
2086 params->basic_rates,
2087 params->basic_rates_len,
2088 &sdata->vif.bss_conf.basic_rates);
2089 changed |= BSS_CHANGED_BASIC_RATES;
2090 ieee80211_check_rate_mask(sdata);
2093 if (params->ap_isolate >= 0) {
2094 if (params->ap_isolate)
2095 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2097 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2098 ieee80211_check_fast_rx_iface(sdata);
2101 if (params->ht_opmode >= 0) {
2102 sdata->vif.bss_conf.ht_operation_mode =
2103 (u16) params->ht_opmode;
2104 changed |= BSS_CHANGED_HT;
2107 if (params->p2p_ctwindow >= 0) {
2108 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2109 ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2110 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
2111 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2112 changed |= BSS_CHANGED_P2P_PS;
2115 if (params->p2p_opp_ps > 0) {
2116 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
2117 IEEE80211_P2P_OPPPS_ENABLE_BIT;
2118 changed |= BSS_CHANGED_P2P_PS;
2119 } else if (params->p2p_opp_ps == 0) {
2120 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2121 ~IEEE80211_P2P_OPPPS_ENABLE_BIT;
2122 changed |= BSS_CHANGED_P2P_PS;
2125 ieee80211_bss_info_change_notify(sdata, changed);
2130 static int ieee80211_set_txq_params(struct wiphy *wiphy,
2131 struct net_device *dev,
2132 struct ieee80211_txq_params *params)
2134 struct ieee80211_local *local = wiphy_priv(wiphy);
2135 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2136 struct ieee80211_tx_queue_params p;
2138 if (!local->ops->conf_tx)
2141 if (local->hw.queues < IEEE80211_NUM_ACS)
2144 memset(&p, 0, sizeof(p));
2145 p.aifs = params->aifs;
2146 p.cw_max = params->cwmax;
2147 p.cw_min = params->cwmin;
2148 p.txop = params->txop;
2151 * Setting tx queue params disables u-apsd because it's only
2152 * called in master mode.
2156 sdata->tx_conf[params->ac] = p;
2157 if (drv_conf_tx(local, sdata, params->ac, &p)) {
2158 wiphy_debug(local->hw.wiphy,
2159 "failed to set TX queue parameters for AC %d\n",
2164 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
2170 static int ieee80211_suspend(struct wiphy *wiphy,
2171 struct cfg80211_wowlan *wowlan)
2173 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
2176 static int ieee80211_resume(struct wiphy *wiphy)
2178 return __ieee80211_resume(wiphy_priv(wiphy));
2181 #define ieee80211_suspend NULL
2182 #define ieee80211_resume NULL
2185 static int ieee80211_scan(struct wiphy *wiphy,
2186 struct cfg80211_scan_request *req)
2188 struct ieee80211_sub_if_data *sdata;
2190 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2192 switch (ieee80211_vif_type_p2p(&sdata->vif)) {
2193 case NL80211_IFTYPE_STATION:
2194 case NL80211_IFTYPE_ADHOC:
2195 case NL80211_IFTYPE_MESH_POINT:
2196 case NL80211_IFTYPE_P2P_CLIENT:
2197 case NL80211_IFTYPE_P2P_DEVICE:
2199 case NL80211_IFTYPE_P2P_GO:
2200 if (sdata->local->ops->hw_scan)
2203 * FIXME: implement NoA while scanning in software,
2204 * for now fall through to allow scanning only when
2205 * beaconing hasn't been configured yet
2207 case NL80211_IFTYPE_AP:
2209 * If the scan has been forced (and the driver supports
2210 * forcing), don't care about being beaconing already.
2211 * This will create problems to the attached stations (e.g. all
2212 * the frames sent while scanning on other channel will be
2215 if (sdata->u.ap.beacon &&
2216 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
2217 !(req->flags & NL80211_SCAN_FLAG_AP)))
2220 case NL80211_IFTYPE_NAN:
2225 return ieee80211_request_scan(sdata, req);
2228 static void ieee80211_abort_scan(struct wiphy *wiphy, struct wireless_dev *wdev)
2230 ieee80211_scan_cancel(wiphy_priv(wiphy));
2234 ieee80211_sched_scan_start(struct wiphy *wiphy,
2235 struct net_device *dev,
2236 struct cfg80211_sched_scan_request *req)
2238 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2240 if (!sdata->local->ops->sched_scan_start)
2243 return ieee80211_request_sched_scan_start(sdata, req);
2247 ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2250 struct ieee80211_local *local = wiphy_priv(wiphy);
2252 if (!local->ops->sched_scan_stop)
2255 return ieee80211_request_sched_scan_stop(local);
2258 static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
2259 struct cfg80211_auth_request *req)
2261 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2264 static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
2265 struct cfg80211_assoc_request *req)
2267 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2270 static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
2271 struct cfg80211_deauth_request *req)
2273 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2276 static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
2277 struct cfg80211_disassoc_request *req)
2279 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2282 static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2283 struct cfg80211_ibss_params *params)
2285 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
2288 static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2290 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2293 static int ieee80211_join_ocb(struct wiphy *wiphy, struct net_device *dev,
2294 struct ocb_setup *setup)
2296 return ieee80211_ocb_join(IEEE80211_DEV_TO_SUB_IF(dev), setup);
2299 static int ieee80211_leave_ocb(struct wiphy *wiphy, struct net_device *dev)
2301 return ieee80211_ocb_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2304 static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
2305 int rate[NUM_NL80211_BANDS])
2307 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2309 memcpy(sdata->vif.bss_conf.mcast_rate, rate,
2310 sizeof(int) * NUM_NL80211_BANDS);
2315 static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
2317 struct ieee80211_local *local = wiphy_priv(wiphy);
2320 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
2321 ieee80211_check_fast_xmit_all(local);
2323 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
2326 ieee80211_check_fast_xmit_all(local);
2331 if ((changed & WIPHY_PARAM_COVERAGE_CLASS) ||
2332 (changed & WIPHY_PARAM_DYN_ACK)) {
2335 coverage_class = changed & WIPHY_PARAM_COVERAGE_CLASS ?
2336 wiphy->coverage_class : -1;
2337 err = drv_set_coverage_class(local, coverage_class);
2343 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
2344 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
2350 if (changed & WIPHY_PARAM_RETRY_SHORT) {
2351 if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
2353 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
2355 if (changed & WIPHY_PARAM_RETRY_LONG) {
2356 if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
2358 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
2361 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
2362 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
2367 static int ieee80211_set_tx_power(struct wiphy *wiphy,
2368 struct wireless_dev *wdev,
2369 enum nl80211_tx_power_setting type, int mbm)
2371 struct ieee80211_local *local = wiphy_priv(wiphy);
2372 struct ieee80211_sub_if_data *sdata;
2373 enum nl80211_tx_power_setting txp_type = type;
2374 bool update_txp_type = false;
2377 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2380 case NL80211_TX_POWER_AUTOMATIC:
2381 sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2382 txp_type = NL80211_TX_POWER_LIMITED;
2384 case NL80211_TX_POWER_LIMITED:
2385 case NL80211_TX_POWER_FIXED:
2386 if (mbm < 0 || (mbm % 100))
2388 sdata->user_power_level = MBM_TO_DBM(mbm);
2392 if (txp_type != sdata->vif.bss_conf.txpower_type) {
2393 update_txp_type = true;
2394 sdata->vif.bss_conf.txpower_type = txp_type;
2397 ieee80211_recalc_txpower(sdata, update_txp_type);
2403 case NL80211_TX_POWER_AUTOMATIC:
2404 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2405 txp_type = NL80211_TX_POWER_LIMITED;
2407 case NL80211_TX_POWER_LIMITED:
2408 case NL80211_TX_POWER_FIXED:
2409 if (mbm < 0 || (mbm % 100))
2411 local->user_power_level = MBM_TO_DBM(mbm);
2415 mutex_lock(&local->iflist_mtx);
2416 list_for_each_entry(sdata, &local->interfaces, list) {
2417 sdata->user_power_level = local->user_power_level;
2418 if (txp_type != sdata->vif.bss_conf.txpower_type)
2419 update_txp_type = true;
2420 sdata->vif.bss_conf.txpower_type = txp_type;
2422 list_for_each_entry(sdata, &local->interfaces, list)
2423 ieee80211_recalc_txpower(sdata, update_txp_type);
2424 mutex_unlock(&local->iflist_mtx);
2429 static int ieee80211_get_tx_power(struct wiphy *wiphy,
2430 struct wireless_dev *wdev,
2433 struct ieee80211_local *local = wiphy_priv(wiphy);
2434 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2436 if (local->ops->get_txpower)
2437 return drv_get_txpower(local, sdata, dbm);
2439 if (!local->use_chanctx)
2440 *dbm = local->hw.conf.power_level;
2442 *dbm = sdata->vif.bss_conf.txpower;
2447 static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
2450 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2452 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
2457 static void ieee80211_rfkill_poll(struct wiphy *wiphy)
2459 struct ieee80211_local *local = wiphy_priv(wiphy);
2461 drv_rfkill_poll(local);
2464 #ifdef CONFIG_NL80211_TESTMODE
2465 static int ieee80211_testmode_cmd(struct wiphy *wiphy,
2466 struct wireless_dev *wdev,
2467 void *data, int len)
2469 struct ieee80211_local *local = wiphy_priv(wiphy);
2470 struct ieee80211_vif *vif = NULL;
2472 if (!local->ops->testmode_cmd)
2476 struct ieee80211_sub_if_data *sdata;
2478 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2479 if (sdata->flags & IEEE80211_SDATA_IN_DRIVER)
2483 return local->ops->testmode_cmd(&local->hw, vif, data, len);
2486 static int ieee80211_testmode_dump(struct wiphy *wiphy,
2487 struct sk_buff *skb,
2488 struct netlink_callback *cb,
2489 void *data, int len)
2491 struct ieee80211_local *local = wiphy_priv(wiphy);
2493 if (!local->ops->testmode_dump)
2496 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
2500 int __ieee80211_request_smps_ap(struct ieee80211_sub_if_data *sdata,
2501 enum ieee80211_smps_mode smps_mode)
2503 struct sta_info *sta;
2504 enum ieee80211_smps_mode old_req;
2506 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP))
2509 if (sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2512 old_req = sdata->u.ap.req_smps;
2513 sdata->u.ap.req_smps = smps_mode;
2515 /* AUTOMATIC doesn't mean much for AP - don't allow it */
2516 if (old_req == smps_mode ||
2517 smps_mode == IEEE80211_SMPS_AUTOMATIC)
2521 "SMPS %d requested in AP mode, sending Action frame to %d stations\n",
2522 smps_mode, atomic_read(&sdata->u.ap.num_mcast_sta));
2524 mutex_lock(&sdata->local->sta_mtx);
2525 list_for_each_entry(sta, &sdata->local->sta_list, list) {
2527 * Only stations associated to our AP and
2530 if (sta->sdata->bss != &sdata->u.ap)
2533 /* This station doesn't support MIMO - skip it */
2534 if (sta_info_tx_streams(sta) == 1)
2538 * Don't wake up a STA just to send the action frame
2539 * unless we are getting more restrictive.
2541 if (test_sta_flag(sta, WLAN_STA_PS_STA) &&
2542 !ieee80211_smps_is_restrictive(sta->known_smps_mode,
2544 ht_dbg(sdata, "Won't send SMPS to sleeping STA %pM\n",
2550 * If the STA is not authorized, wait until it gets
2551 * authorized and the action frame will be sent then.
2553 if (!test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2556 ht_dbg(sdata, "Sending SMPS to %pM\n", sta->sta.addr);
2557 ieee80211_send_smps_action(sdata, smps_mode, sta->sta.addr,
2558 sdata->vif.bss_conf.bssid);
2560 mutex_unlock(&sdata->local->sta_mtx);
2562 sdata->smps_mode = smps_mode;
2563 ieee80211_queue_work(&sdata->local->hw, &sdata->recalc_smps);
2568 int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
2569 enum ieee80211_smps_mode smps_mode)
2572 enum ieee80211_smps_mode old_req;
2574 struct sta_info *sta;
2575 bool tdls_peer_found = false;
2577 lockdep_assert_held(&sdata->wdev.mtx);
2579 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION))
2582 old_req = sdata->u.mgd.req_smps;
2583 sdata->u.mgd.req_smps = smps_mode;
2585 if (old_req == smps_mode &&
2586 smps_mode != IEEE80211_SMPS_AUTOMATIC)
2590 * If not associated, or current association is not an HT
2591 * association, there's no need to do anything, just store
2592 * the new value until we associate.
2594 if (!sdata->u.mgd.associated ||
2595 sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2598 ap = sdata->u.mgd.associated->bssid;
2601 list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {
2602 if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded ||
2603 !test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2606 tdls_peer_found = true;
2611 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
2612 if (tdls_peer_found || !sdata->u.mgd.powersave)
2613 smps_mode = IEEE80211_SMPS_OFF;
2615 smps_mode = IEEE80211_SMPS_DYNAMIC;
2618 /* send SM PS frame to AP */
2619 err = ieee80211_send_smps_action(sdata, smps_mode,
2622 sdata->u.mgd.req_smps = old_req;
2623 else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found)
2624 ieee80211_teardown_tdls_peers(sdata);
2629 static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2630 bool enabled, int timeout)
2632 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2633 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2635 if (sdata->vif.type != NL80211_IFTYPE_STATION)
2638 if (!ieee80211_hw_check(&local->hw, SUPPORTS_PS))
2641 if (enabled == sdata->u.mgd.powersave &&
2642 timeout == local->dynamic_ps_forced_timeout)
2645 sdata->u.mgd.powersave = enabled;
2646 local->dynamic_ps_forced_timeout = timeout;
2648 /* no change, but if automatic follow powersave */
2650 __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps);
2651 sdata_unlock(sdata);
2653 if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS))
2654 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
2656 ieee80211_recalc_ps(local);
2657 ieee80211_recalc_ps_vif(sdata);
2662 static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
2663 struct net_device *dev,
2664 s32 rssi_thold, u32 rssi_hyst)
2666 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2667 struct ieee80211_vif *vif = &sdata->vif;
2668 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2670 if (rssi_thold == bss_conf->cqm_rssi_thold &&
2671 rssi_hyst == bss_conf->cqm_rssi_hyst)
2674 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER &&
2675 !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
2678 bss_conf->cqm_rssi_thold = rssi_thold;
2679 bss_conf->cqm_rssi_hyst = rssi_hyst;
2680 bss_conf->cqm_rssi_low = 0;
2681 bss_conf->cqm_rssi_high = 0;
2682 sdata->u.mgd.last_cqm_event_signal = 0;
2684 /* tell the driver upon association, unless already associated */
2685 if (sdata->u.mgd.associated &&
2686 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2687 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2692 static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy,
2693 struct net_device *dev,
2694 s32 rssi_low, s32 rssi_high)
2696 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2697 struct ieee80211_vif *vif = &sdata->vif;
2698 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2700 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER)
2703 bss_conf->cqm_rssi_low = rssi_low;
2704 bss_conf->cqm_rssi_high = rssi_high;
2705 bss_conf->cqm_rssi_thold = 0;
2706 bss_conf->cqm_rssi_hyst = 0;
2707 sdata->u.mgd.last_cqm_event_signal = 0;
2709 /* tell the driver upon association, unless already associated */
2710 if (sdata->u.mgd.associated &&
2711 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2712 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2717 static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
2718 struct net_device *dev,
2720 const struct cfg80211_bitrate_mask *mask)
2722 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2723 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2726 if (!ieee80211_sdata_running(sdata))
2729 if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) {
2730 ret = drv_set_bitrate_mask(local, sdata, mask);
2736 * If active validate the setting and reject it if it doesn't leave
2737 * at least one basic rate usable, since we really have to be able
2738 * to send something, and if we're an AP we have to be able to do
2739 * so at a basic rate so that all clients can receive it.
2741 if (rcu_access_pointer(sdata->vif.chanctx_conf) &&
2742 sdata->vif.bss_conf.chandef.chan) {
2743 u32 basic_rates = sdata->vif.bss_conf.basic_rates;
2744 enum nl80211_band band = sdata->vif.bss_conf.chandef.chan->band;
2746 if (!(mask->control[band].legacy & basic_rates))
2750 for (i = 0; i < NUM_NL80211_BANDS; i++) {
2751 struct ieee80211_supported_band *sband = wiphy->bands[i];
2754 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
2755 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs,
2756 sizeof(mask->control[i].ht_mcs));
2757 memcpy(sdata->rc_rateidx_vht_mcs_mask[i],
2758 mask->control[i].vht_mcs,
2759 sizeof(mask->control[i].vht_mcs));
2761 sdata->rc_has_mcs_mask[i] = false;
2762 sdata->rc_has_vht_mcs_mask[i] = false;
2766 for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) {
2767 if (~sdata->rc_rateidx_mcs_mask[i][j]) {
2768 sdata->rc_has_mcs_mask[i] = true;
2773 for (j = 0; j < NL80211_VHT_NSS_MAX; j++) {
2774 if (~sdata->rc_rateidx_vht_mcs_mask[i][j]) {
2775 sdata->rc_has_vht_mcs_mask[i] = true;
2784 static int ieee80211_start_radar_detection(struct wiphy *wiphy,
2785 struct net_device *dev,
2786 struct cfg80211_chan_def *chandef,
2789 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2790 struct ieee80211_local *local = sdata->local;
2793 mutex_lock(&local->mtx);
2794 if (!list_empty(&local->roc_list) || local->scanning) {
2799 /* whatever, but channel contexts should not complain about that one */
2800 sdata->smps_mode = IEEE80211_SMPS_OFF;
2801 sdata->needed_rx_chains = local->rx_chains;
2803 err = ieee80211_vif_use_channel(sdata, chandef,
2804 IEEE80211_CHANCTX_SHARED);
2808 ieee80211_queue_delayed_work(&sdata->local->hw,
2809 &sdata->dfs_cac_timer_work,
2810 msecs_to_jiffies(cac_time_ms));
2813 mutex_unlock(&local->mtx);
2817 static struct cfg80211_beacon_data *
2818 cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
2820 struct cfg80211_beacon_data *new_beacon;
2824 len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len +
2825 beacon->proberesp_ies_len + beacon->assocresp_ies_len +
2826 beacon->probe_resp_len;
2828 new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
2832 pos = (u8 *)(new_beacon + 1);
2833 if (beacon->head_len) {
2834 new_beacon->head_len = beacon->head_len;
2835 new_beacon->head = pos;
2836 memcpy(pos, beacon->head, beacon->head_len);
2837 pos += beacon->head_len;
2839 if (beacon->tail_len) {
2840 new_beacon->tail_len = beacon->tail_len;
2841 new_beacon->tail = pos;
2842 memcpy(pos, beacon->tail, beacon->tail_len);
2843 pos += beacon->tail_len;
2845 if (beacon->beacon_ies_len) {
2846 new_beacon->beacon_ies_len = beacon->beacon_ies_len;
2847 new_beacon->beacon_ies = pos;
2848 memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len);
2849 pos += beacon->beacon_ies_len;
2851 if (beacon->proberesp_ies_len) {
2852 new_beacon->proberesp_ies_len = beacon->proberesp_ies_len;
2853 new_beacon->proberesp_ies = pos;
2854 memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len);
2855 pos += beacon->proberesp_ies_len;
2857 if (beacon->assocresp_ies_len) {
2858 new_beacon->assocresp_ies_len = beacon->assocresp_ies_len;
2859 new_beacon->assocresp_ies = pos;
2860 memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len);
2861 pos += beacon->assocresp_ies_len;
2863 if (beacon->probe_resp_len) {
2864 new_beacon->probe_resp_len = beacon->probe_resp_len;
2865 beacon->probe_resp = pos;
2866 memcpy(pos, beacon->probe_resp, beacon->probe_resp_len);
2867 pos += beacon->probe_resp_len;
2873 void ieee80211_csa_finish(struct ieee80211_vif *vif)
2875 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
2877 ieee80211_queue_work(&sdata->local->hw,
2878 &sdata->csa_finalize_work);
2880 EXPORT_SYMBOL(ieee80211_csa_finish);
2882 static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
2887 switch (sdata->vif.type) {
2888 case NL80211_IFTYPE_AP:
2889 err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon,
2891 kfree(sdata->u.ap.next_beacon);
2892 sdata->u.ap.next_beacon = NULL;
2898 case NL80211_IFTYPE_ADHOC:
2899 err = ieee80211_ibss_finish_csa(sdata);
2904 #ifdef CONFIG_MAC80211_MESH
2905 case NL80211_IFTYPE_MESH_POINT:
2906 err = ieee80211_mesh_finish_csa(sdata);
2920 static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
2922 struct ieee80211_local *local = sdata->local;
2926 sdata_assert_lock(sdata);
2927 lockdep_assert_held(&local->mtx);
2928 lockdep_assert_held(&local->chanctx_mtx);
2931 * using reservation isn't immediate as it may be deferred until later
2932 * with multi-vif. once reservation is complete it will re-schedule the
2933 * work with no reserved_chanctx so verify chandef to check if it
2934 * completed successfully
2937 if (sdata->reserved_chanctx) {
2939 * with multi-vif csa driver may call ieee80211_csa_finish()
2940 * many times while waiting for other interfaces to use their
2943 if (sdata->reserved_ready)
2946 return ieee80211_vif_use_reserved_context(sdata);
2949 if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef,
2950 &sdata->csa_chandef))
2953 sdata->vif.csa_active = false;
2955 err = ieee80211_set_after_csa_beacon(sdata, &changed);
2959 ieee80211_bss_info_change_notify(sdata, changed);
2961 if (sdata->csa_block_tx) {
2962 ieee80211_wake_vif_queues(local, sdata,
2963 IEEE80211_QUEUE_STOP_REASON_CSA);
2964 sdata->csa_block_tx = false;
2967 err = drv_post_channel_switch(sdata);
2971 cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef);
2976 static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
2978 if (__ieee80211_csa_finalize(sdata)) {
2979 sdata_info(sdata, "failed to finalize CSA, disconnecting\n");
2980 cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev,
2985 void ieee80211_csa_finalize_work(struct work_struct *work)
2987 struct ieee80211_sub_if_data *sdata =
2988 container_of(work, struct ieee80211_sub_if_data,
2990 struct ieee80211_local *local = sdata->local;
2993 mutex_lock(&local->mtx);
2994 mutex_lock(&local->chanctx_mtx);
2996 /* AP might have been stopped while waiting for the lock. */
2997 if (!sdata->vif.csa_active)
3000 if (!ieee80211_sdata_running(sdata))
3003 ieee80211_csa_finalize(sdata);
3006 mutex_unlock(&local->chanctx_mtx);
3007 mutex_unlock(&local->mtx);
3008 sdata_unlock(sdata);
3011 static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata,
3012 struct cfg80211_csa_settings *params,
3015 struct ieee80211_csa_settings csa = {};
3018 switch (sdata->vif.type) {
3019 case NL80211_IFTYPE_AP:
3020 sdata->u.ap.next_beacon =
3021 cfg80211_beacon_dup(¶ms->beacon_after);
3022 if (!sdata->u.ap.next_beacon)
3026 * With a count of 0, we don't have to wait for any
3027 * TBTT before switching, so complete the CSA
3028 * immediately. In theory, with a count == 1 we
3029 * should delay the switch until just before the next
3030 * TBTT, but that would complicate things so we switch
3031 * immediately too. If we would delay the switch
3032 * until the next TBTT, we would have to set the probe
3035 * TODO: A channel switch with count <= 1 without
3036 * sending a CSA action frame is kind of useless,
3037 * because the clients won't know we're changing
3038 * channels. The action frame must be implemented
3039 * either here or in the userspace.
3041 if (params->count <= 1)
3044 if ((params->n_counter_offsets_beacon >
3045 IEEE80211_MAX_CSA_COUNTERS_NUM) ||
3046 (params->n_counter_offsets_presp >
3047 IEEE80211_MAX_CSA_COUNTERS_NUM))
3050 csa.counter_offsets_beacon = params->counter_offsets_beacon;
3051 csa.counter_offsets_presp = params->counter_offsets_presp;
3052 csa.n_counter_offsets_beacon = params->n_counter_offsets_beacon;
3053 csa.n_counter_offsets_presp = params->n_counter_offsets_presp;
3054 csa.count = params->count;
3056 err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa, &csa);
3058 kfree(sdata->u.ap.next_beacon);
3064 case NL80211_IFTYPE_ADHOC:
3065 if (!sdata->vif.bss_conf.ibss_joined)
3068 if (params->chandef.width != sdata->u.ibss.chandef.width)
3071 switch (params->chandef.width) {
3072 case NL80211_CHAN_WIDTH_40:
3073 if (cfg80211_get_chandef_type(¶ms->chandef) !=
3074 cfg80211_get_chandef_type(&sdata->u.ibss.chandef))
3076 case NL80211_CHAN_WIDTH_5:
3077 case NL80211_CHAN_WIDTH_10:
3078 case NL80211_CHAN_WIDTH_20_NOHT:
3079 case NL80211_CHAN_WIDTH_20:
3085 /* changes into another band are not supported */
3086 if (sdata->u.ibss.chandef.chan->band !=
3087 params->chandef.chan->band)
3090 /* see comments in the NL80211_IFTYPE_AP block */
3091 if (params->count > 1) {
3092 err = ieee80211_ibss_csa_beacon(sdata, params);
3098 ieee80211_send_action_csa(sdata, params);
3101 #ifdef CONFIG_MAC80211_MESH
3102 case NL80211_IFTYPE_MESH_POINT: {
3103 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
3105 if (params->chandef.width != sdata->vif.bss_conf.chandef.width)
3108 /* changes into another band are not supported */
3109 if (sdata->vif.bss_conf.chandef.chan->band !=
3110 params->chandef.chan->band)
3113 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) {
3114 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT;
3115 if (!ifmsh->pre_value)
3116 ifmsh->pre_value = 1;
3121 /* see comments in the NL80211_IFTYPE_AP block */
3122 if (params->count > 1) {
3123 err = ieee80211_mesh_csa_beacon(sdata, params);
3125 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE;
3131 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT)
3132 ieee80211_send_action_csa(sdata, params);
3145 __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3146 struct cfg80211_csa_settings *params)
3148 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3149 struct ieee80211_local *local = sdata->local;
3150 struct ieee80211_channel_switch ch_switch;
3151 struct ieee80211_chanctx_conf *conf;
3152 struct ieee80211_chanctx *chanctx;
3156 sdata_assert_lock(sdata);
3157 lockdep_assert_held(&local->mtx);
3159 if (!list_empty(&local->roc_list) || local->scanning)
3162 if (sdata->wdev.cac_started)
3165 if (cfg80211_chandef_identical(¶ms->chandef,
3166 &sdata->vif.bss_conf.chandef))
3169 /* don't allow another channel switch if one is already active. */
3170 if (sdata->vif.csa_active)
3173 mutex_lock(&local->chanctx_mtx);
3174 conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
3175 lockdep_is_held(&local->chanctx_mtx));
3181 chanctx = container_of(conf, struct ieee80211_chanctx, conf);
3183 ch_switch.timestamp = 0;
3184 ch_switch.device_timestamp = 0;
3185 ch_switch.block_tx = params->block_tx;
3186 ch_switch.chandef = params->chandef;
3187 ch_switch.count = params->count;
3189 err = drv_pre_channel_switch(sdata, &ch_switch);
3193 err = ieee80211_vif_reserve_chanctx(sdata, ¶ms->chandef,
3195 params->radar_required);
3199 /* if reservation is invalid then this will fail */
3200 err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0);
3202 ieee80211_vif_unreserve_chanctx(sdata);
3206 err = ieee80211_set_csa_beacon(sdata, params, &changed);
3208 ieee80211_vif_unreserve_chanctx(sdata);
3212 sdata->csa_chandef = params->chandef;
3213 sdata->csa_block_tx = params->block_tx;
3214 sdata->vif.csa_active = true;
3216 if (sdata->csa_block_tx)
3217 ieee80211_stop_vif_queues(local, sdata,
3218 IEEE80211_QUEUE_STOP_REASON_CSA);
3220 cfg80211_ch_switch_started_notify(sdata->dev, &sdata->csa_chandef,
3224 ieee80211_bss_info_change_notify(sdata, changed);
3225 drv_channel_switch_beacon(sdata, ¶ms->chandef);
3227 /* if the beacon didn't change, we can finalize immediately */
3228 ieee80211_csa_finalize(sdata);
3232 mutex_unlock(&local->chanctx_mtx);
3236 int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3237 struct cfg80211_csa_settings *params)
3239 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3240 struct ieee80211_local *local = sdata->local;
3243 mutex_lock(&local->mtx);
3244 err = __ieee80211_channel_switch(wiphy, dev, params);
3245 mutex_unlock(&local->mtx);
3250 u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local)
3252 lockdep_assert_held(&local->mtx);
3254 local->roc_cookie_counter++;
3256 /* wow, you wrapped 64 bits ... more likely a bug */
3257 if (WARN_ON(local->roc_cookie_counter == 0))
3258 local->roc_cookie_counter++;
3260 return local->roc_cookie_counter;
3263 int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb,
3264 u64 *cookie, gfp_t gfp)
3266 unsigned long spin_flags;
3267 struct sk_buff *ack_skb;
3270 ack_skb = skb_copy(skb, gfp);
3274 spin_lock_irqsave(&local->ack_status_lock, spin_flags);
3275 id = idr_alloc(&local->ack_status_frames, ack_skb,
3276 1, 0x10000, GFP_ATOMIC);
3277 spin_unlock_irqrestore(&local->ack_status_lock, spin_flags);
3284 IEEE80211_SKB_CB(skb)->ack_frame_id = id;
3286 *cookie = ieee80211_mgmt_tx_cookie(local);
3287 IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie;
3292 static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
3293 struct wireless_dev *wdev,
3294 u16 frame_type, bool reg)
3296 struct ieee80211_local *local = wiphy_priv(wiphy);
3297 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3299 switch (frame_type) {
3300 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
3302 local->probe_req_reg++;
3303 sdata->vif.probe_req_reg++;
3305 if (local->probe_req_reg)
3306 local->probe_req_reg--;
3308 if (sdata->vif.probe_req_reg)
3309 sdata->vif.probe_req_reg--;
3312 if (!local->open_count)
3315 if (sdata->vif.probe_req_reg == 1)
3316 drv_config_iface_filter(local, sdata, FIF_PROBE_REQ,
3318 else if (sdata->vif.probe_req_reg == 0)
3319 drv_config_iface_filter(local, sdata, 0,
3322 ieee80211_configure_filter(local);
3329 static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
3331 struct ieee80211_local *local = wiphy_priv(wiphy);
3336 return drv_set_antenna(local, tx_ant, rx_ant);
3339 static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
3341 struct ieee80211_local *local = wiphy_priv(wiphy);
3343 return drv_get_antenna(local, tx_ant, rx_ant);
3346 static int ieee80211_set_rekey_data(struct wiphy *wiphy,
3347 struct net_device *dev,
3348 struct cfg80211_gtk_rekey_data *data)
3350 struct ieee80211_local *local = wiphy_priv(wiphy);
3351 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3353 if (!local->ops->set_rekey_data)
3356 drv_set_rekey_data(local, sdata, data);
3361 static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
3362 const u8 *peer, u64 *cookie)
3364 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3365 struct ieee80211_local *local = sdata->local;
3366 struct ieee80211_qos_hdr *nullfunc;
3367 struct sk_buff *skb;
3368 int size = sizeof(*nullfunc);
3371 struct ieee80211_tx_info *info;
3372 struct sta_info *sta;
3373 struct ieee80211_chanctx_conf *chanctx_conf;
3374 enum nl80211_band band;
3377 /* the lock is needed to assign the cookie later */
3378 mutex_lock(&local->mtx);
3381 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3382 if (WARN_ON(!chanctx_conf)) {
3386 band = chanctx_conf->def.chan->band;
3387 sta = sta_info_get_bss(sdata, peer);
3396 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3397 IEEE80211_STYPE_QOS_NULLFUNC |
3398 IEEE80211_FCTL_FROMDS);
3401 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3402 IEEE80211_STYPE_NULLFUNC |
3403 IEEE80211_FCTL_FROMDS);
3406 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
3414 skb_reserve(skb, local->hw.extra_tx_headroom);
3416 nullfunc = (void *) skb_put(skb, size);
3417 nullfunc->frame_control = fc;
3418 nullfunc->duration_id = 0;
3419 memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
3420 memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
3421 memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN);
3422 nullfunc->seq_ctrl = 0;
3424 info = IEEE80211_SKB_CB(skb);
3426 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
3427 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
3430 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
3433 nullfunc->qos_ctrl = cpu_to_le16(7);
3435 ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC);
3442 ieee80211_xmit(sdata, sta, skb);
3448 mutex_unlock(&local->mtx);
3453 static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
3454 struct wireless_dev *wdev,
3455 struct cfg80211_chan_def *chandef)
3457 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3458 struct ieee80211_local *local = wiphy_priv(wiphy);
3459 struct ieee80211_chanctx_conf *chanctx_conf;
3463 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3465 *chandef = sdata->vif.bss_conf.chandef;
3467 } else if (local->open_count > 0 &&
3468 local->open_count == local->monitors &&
3469 sdata->vif.type == NL80211_IFTYPE_MONITOR) {
3470 if (local->use_chanctx)
3471 *chandef = local->monitor_chandef;
3473 *chandef = local->_oper_chandef;
3482 static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
3484 drv_set_wakeup(wiphy_priv(wiphy), enabled);
3488 static int ieee80211_set_qos_map(struct wiphy *wiphy,
3489 struct net_device *dev,
3490 struct cfg80211_qos_map *qos_map)
3492 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3493 struct mac80211_qos_map *new_qos_map, *old_qos_map;
3496 new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL);
3499 memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map));
3501 /* A NULL qos_map was passed to disable QoS mapping */
3505 old_qos_map = sdata_dereference(sdata->qos_map, sdata);
3506 rcu_assign_pointer(sdata->qos_map, new_qos_map);
3508 kfree_rcu(old_qos_map, rcu_head);
3513 static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy,
3514 struct net_device *dev,
3515 struct cfg80211_chan_def *chandef)
3517 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3521 ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed);
3523 ieee80211_bss_info_change_notify(sdata, changed);
3528 static int ieee80211_add_tx_ts(struct wiphy *wiphy, struct net_device *dev,
3529 u8 tsid, const u8 *peer, u8 up,
3532 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3533 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3534 int ac = ieee802_1d_to_ac[up];
3536 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3539 if (!(sdata->wmm_acm & BIT(up)))
3542 if (ifmgd->tx_tspec[ac].admitted_time)
3545 if (admitted_time) {
3546 ifmgd->tx_tspec[ac].admitted_time = 32 * admitted_time;
3547 ifmgd->tx_tspec[ac].tsid = tsid;
3548 ifmgd->tx_tspec[ac].up = up;
3554 static int ieee80211_del_tx_ts(struct wiphy *wiphy, struct net_device *dev,
3555 u8 tsid, const u8 *peer)
3557 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3558 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3559 struct ieee80211_local *local = wiphy_priv(wiphy);
3562 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
3563 struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac];
3565 /* skip unused entries */
3566 if (!tx_tspec->admitted_time)
3569 if (tx_tspec->tsid != tsid)
3572 /* due to this new packets will be reassigned to non-ACM ACs */
3575 /* Make sure that all packets have been sent to avoid to
3576 * restore the QoS params on packets that are still on the
3580 ieee80211_flush_queues(local, sdata, false);
3582 /* restore the normal QoS parameters
3583 * (unconditionally to avoid races)
3585 tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE;
3586 tx_tspec->downgraded = false;
3587 ieee80211_sta_handle_tspec_ac_params(sdata);
3589 /* finally clear all the data */
3590 memset(tx_tspec, 0, sizeof(*tx_tspec));
3598 void ieee80211_nan_func_terminated(struct ieee80211_vif *vif,
3600 enum nl80211_nan_func_term_reason reason,
3603 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3604 struct cfg80211_nan_func *func;
3607 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
3610 spin_lock_bh(&sdata->u.nan.func_lock);
3612 func = idr_find(&sdata->u.nan.function_inst_ids, inst_id);
3613 if (WARN_ON(!func)) {
3614 spin_unlock_bh(&sdata->u.nan.func_lock);
3618 cookie = func->cookie;
3619 idr_remove(&sdata->u.nan.function_inst_ids, inst_id);
3621 spin_unlock_bh(&sdata->u.nan.func_lock);
3623 cfg80211_free_nan_func(func);
3625 cfg80211_nan_func_terminated(ieee80211_vif_to_wdev(vif), inst_id,
3626 reason, cookie, gfp);
3628 EXPORT_SYMBOL(ieee80211_nan_func_terminated);
3630 void ieee80211_nan_func_match(struct ieee80211_vif *vif,
3631 struct cfg80211_nan_match_params *match,
3634 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3635 struct cfg80211_nan_func *func;
3637 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
3640 spin_lock_bh(&sdata->u.nan.func_lock);
3642 func = idr_find(&sdata->u.nan.function_inst_ids, match->inst_id);
3643 if (WARN_ON(!func)) {
3644 spin_unlock_bh(&sdata->u.nan.func_lock);
3647 match->cookie = func->cookie;
3649 spin_unlock_bh(&sdata->u.nan.func_lock);
3651 cfg80211_nan_match(ieee80211_vif_to_wdev(vif), match, gfp);
3653 EXPORT_SYMBOL(ieee80211_nan_func_match);
3655 static int ieee80211_set_multicast_to_unicast(struct wiphy *wiphy,
3656 struct net_device *dev,
3659 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3661 sdata->u.ap.multicast_to_unicast = enabled;
3666 const struct cfg80211_ops mac80211_config_ops = {
3667 .add_virtual_intf = ieee80211_add_iface,
3668 .del_virtual_intf = ieee80211_del_iface,
3669 .change_virtual_intf = ieee80211_change_iface,
3670 .start_p2p_device = ieee80211_start_p2p_device,
3671 .stop_p2p_device = ieee80211_stop_p2p_device,
3672 .add_key = ieee80211_add_key,
3673 .del_key = ieee80211_del_key,
3674 .get_key = ieee80211_get_key,
3675 .set_default_key = ieee80211_config_default_key,
3676 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
3677 .start_ap = ieee80211_start_ap,
3678 .change_beacon = ieee80211_change_beacon,
3679 .stop_ap = ieee80211_stop_ap,
3680 .add_station = ieee80211_add_station,
3681 .del_station = ieee80211_del_station,
3682 .change_station = ieee80211_change_station,
3683 .get_station = ieee80211_get_station,
3684 .dump_station = ieee80211_dump_station,
3685 .dump_survey = ieee80211_dump_survey,
3686 #ifdef CONFIG_MAC80211_MESH
3687 .add_mpath = ieee80211_add_mpath,
3688 .del_mpath = ieee80211_del_mpath,
3689 .change_mpath = ieee80211_change_mpath,
3690 .get_mpath = ieee80211_get_mpath,
3691 .dump_mpath = ieee80211_dump_mpath,
3692 .get_mpp = ieee80211_get_mpp,
3693 .dump_mpp = ieee80211_dump_mpp,
3694 .update_mesh_config = ieee80211_update_mesh_config,
3695 .get_mesh_config = ieee80211_get_mesh_config,
3696 .join_mesh = ieee80211_join_mesh,
3697 .leave_mesh = ieee80211_leave_mesh,
3699 .join_ocb = ieee80211_join_ocb,
3700 .leave_ocb = ieee80211_leave_ocb,
3701 .change_bss = ieee80211_change_bss,
3702 .set_txq_params = ieee80211_set_txq_params,
3703 .set_monitor_channel = ieee80211_set_monitor_channel,
3704 .suspend = ieee80211_suspend,
3705 .resume = ieee80211_resume,
3706 .scan = ieee80211_scan,
3707 .abort_scan = ieee80211_abort_scan,
3708 .sched_scan_start = ieee80211_sched_scan_start,
3709 .sched_scan_stop = ieee80211_sched_scan_stop,
3710 .auth = ieee80211_auth,
3711 .assoc = ieee80211_assoc,
3712 .deauth = ieee80211_deauth,
3713 .disassoc = ieee80211_disassoc,
3714 .join_ibss = ieee80211_join_ibss,
3715 .leave_ibss = ieee80211_leave_ibss,
3716 .set_mcast_rate = ieee80211_set_mcast_rate,
3717 .set_wiphy_params = ieee80211_set_wiphy_params,
3718 .set_tx_power = ieee80211_set_tx_power,
3719 .get_tx_power = ieee80211_get_tx_power,
3720 .set_wds_peer = ieee80211_set_wds_peer,
3721 .rfkill_poll = ieee80211_rfkill_poll,
3722 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
3723 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
3724 .set_power_mgmt = ieee80211_set_power_mgmt,
3725 .set_bitrate_mask = ieee80211_set_bitrate_mask,
3726 .remain_on_channel = ieee80211_remain_on_channel,
3727 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
3728 .mgmt_tx = ieee80211_mgmt_tx,
3729 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
3730 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
3731 .set_cqm_rssi_range_config = ieee80211_set_cqm_rssi_range_config,
3732 .mgmt_frame_register = ieee80211_mgmt_frame_register,
3733 .set_antenna = ieee80211_set_antenna,
3734 .get_antenna = ieee80211_get_antenna,
3735 .set_rekey_data = ieee80211_set_rekey_data,
3736 .tdls_oper = ieee80211_tdls_oper,
3737 .tdls_mgmt = ieee80211_tdls_mgmt,
3738 .tdls_channel_switch = ieee80211_tdls_channel_switch,
3739 .tdls_cancel_channel_switch = ieee80211_tdls_cancel_channel_switch,
3740 .probe_client = ieee80211_probe_client,
3741 .set_noack_map = ieee80211_set_noack_map,
3743 .set_wakeup = ieee80211_set_wakeup,
3745 .get_channel = ieee80211_cfg_get_channel,
3746 .start_radar_detection = ieee80211_start_radar_detection,
3747 .channel_switch = ieee80211_channel_switch,
3748 .set_qos_map = ieee80211_set_qos_map,
3749 .set_ap_chanwidth = ieee80211_set_ap_chanwidth,
3750 .add_tx_ts = ieee80211_add_tx_ts,
3751 .del_tx_ts = ieee80211_del_tx_ts,
3752 .start_nan = ieee80211_start_nan,
3753 .stop_nan = ieee80211_stop_nan,
3754 .nan_change_conf = ieee80211_nan_change_conf,
3755 .add_nan_func = ieee80211_add_nan_func,
3756 .del_nan_func = ieee80211_del_nan_func,
3757 .set_multicast_to_unicast = ieee80211_set_multicast_to_unicast,