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->needed_rx_chains = sdata->local->rx_chains;
907 sdata->vif.bss_conf.beacon_int = params->beacon_interval;
909 mutex_lock(&local->mtx);
910 err = ieee80211_vif_use_channel(sdata, ¶ms->chandef,
911 IEEE80211_CHANCTX_SHARED);
913 ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
914 mutex_unlock(&local->mtx);
919 * Apply control port protocol, this allows us to
920 * not encrypt dynamic WEP control frames.
922 sdata->control_port_protocol = params->crypto.control_port_ethertype;
923 sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt;
924 sdata->encrypt_headroom = ieee80211_cs_headroom(sdata->local,
928 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
929 vlan->control_port_protocol =
930 params->crypto.control_port_ethertype;
931 vlan->control_port_no_encrypt =
932 params->crypto.control_port_no_encrypt;
933 vlan->encrypt_headroom =
934 ieee80211_cs_headroom(sdata->local,
939 sdata->vif.bss_conf.dtim_period = params->dtim_period;
940 sdata->vif.bss_conf.enable_beacon = true;
941 sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p;
943 sdata->vif.bss_conf.ssid_len = params->ssid_len;
944 if (params->ssid_len)
945 memcpy(sdata->vif.bss_conf.ssid, params->ssid,
947 sdata->vif.bss_conf.hidden_ssid =
948 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
950 memset(&sdata->vif.bss_conf.p2p_noa_attr, 0,
951 sizeof(sdata->vif.bss_conf.p2p_noa_attr));
952 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow =
953 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
954 if (params->p2p_opp_ps)
955 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
956 IEEE80211_P2P_OPPPS_ENABLE_BIT;
958 err = ieee80211_assign_beacon(sdata, ¶ms->beacon, NULL);
960 ieee80211_vif_release_channel(sdata);
965 err = drv_start_ap(sdata->local, sdata);
967 old = sdata_dereference(sdata->u.ap.beacon, sdata);
970 kfree_rcu(old, rcu_head);
971 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
972 ieee80211_vif_release_channel(sdata);
976 ieee80211_recalc_dtim(local, sdata);
977 ieee80211_bss_info_change_notify(sdata, changed);
979 netif_carrier_on(dev);
980 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
981 netif_carrier_on(vlan->dev);
986 static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
987 struct cfg80211_beacon_data *params)
989 struct ieee80211_sub_if_data *sdata;
990 struct beacon_data *old;
993 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
994 sdata_assert_lock(sdata);
996 /* don't allow changing the beacon while CSA is in place - offset
997 * of channel switch counter may change
999 if (sdata->vif.csa_active)
1002 old = sdata_dereference(sdata->u.ap.beacon, sdata);
1006 err = ieee80211_assign_beacon(sdata, params, NULL);
1009 ieee80211_bss_info_change_notify(sdata, err);
1013 static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1015 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1016 struct ieee80211_sub_if_data *vlan;
1017 struct ieee80211_local *local = sdata->local;
1018 struct beacon_data *old_beacon;
1019 struct probe_resp *old_probe_resp;
1020 struct cfg80211_chan_def chandef;
1022 sdata_assert_lock(sdata);
1024 old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata);
1027 old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata);
1029 /* abort any running channel switch */
1030 mutex_lock(&local->mtx);
1031 sdata->vif.csa_active = false;
1032 if (sdata->csa_block_tx) {
1033 ieee80211_wake_vif_queues(local, sdata,
1034 IEEE80211_QUEUE_STOP_REASON_CSA);
1035 sdata->csa_block_tx = false;
1038 mutex_unlock(&local->mtx);
1040 kfree(sdata->u.ap.next_beacon);
1041 sdata->u.ap.next_beacon = NULL;
1043 /* turn off carrier for this interface and dependent VLANs */
1044 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1045 netif_carrier_off(vlan->dev);
1046 netif_carrier_off(dev);
1048 /* remove beacon and probe response */
1049 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
1050 RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
1051 kfree_rcu(old_beacon, rcu_head);
1053 kfree_rcu(old_probe_resp, rcu_head);
1054 sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF;
1056 __sta_info_flush(sdata, true);
1057 ieee80211_free_keys(sdata, true);
1059 sdata->vif.bss_conf.enable_beacon = false;
1060 sdata->vif.bss_conf.ssid_len = 0;
1061 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
1062 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
1064 if (sdata->wdev.cac_started) {
1065 chandef = sdata->vif.bss_conf.chandef;
1066 cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
1067 cfg80211_cac_event(sdata->dev, &chandef,
1068 NL80211_RADAR_CAC_ABORTED,
1072 drv_stop_ap(sdata->local, sdata);
1074 /* free all potentially still buffered bcast frames */
1075 local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
1076 ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf);
1078 mutex_lock(&local->mtx);
1079 ieee80211_vif_copy_chanctx_to_vlans(sdata, true);
1080 ieee80211_vif_release_channel(sdata);
1081 mutex_unlock(&local->mtx);
1086 /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
1087 struct iapp_layer2_update {
1088 u8 da[ETH_ALEN]; /* broadcast */
1089 u8 sa[ETH_ALEN]; /* STA addr */
1097 static void ieee80211_send_layer2_update(struct sta_info *sta)
1099 struct iapp_layer2_update *msg;
1100 struct sk_buff *skb;
1102 /* Send Level 2 Update Frame to update forwarding tables in layer 2
1105 skb = dev_alloc_skb(sizeof(*msg));
1108 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
1110 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
1111 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
1113 eth_broadcast_addr(msg->da);
1114 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
1115 msg->len = htons(6);
1117 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
1118 msg->control = 0xaf; /* XID response lsb.1111F101.
1119 * F=0 (no poll command; unsolicited frame) */
1120 msg->xid_info[0] = 0x81; /* XID format identifier */
1121 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
1122 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
1124 skb->dev = sta->sdata->dev;
1125 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
1126 memset(skb->cb, 0, sizeof(skb->cb));
1130 static int sta_apply_auth_flags(struct ieee80211_local *local,
1131 struct sta_info *sta,
1136 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1137 set & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1138 !test_sta_flag(sta, WLAN_STA_AUTH)) {
1139 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1144 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1145 set & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1146 !test_sta_flag(sta, WLAN_STA_ASSOC)) {
1148 * When peer becomes associated, init rate control as
1149 * well. Some drivers require rate control initialized
1150 * before drv_sta_state() is called.
1152 if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
1153 rate_control_rate_init(sta);
1155 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1160 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1161 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
1162 ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
1163 else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1164 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1171 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1172 !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1173 test_sta_flag(sta, WLAN_STA_ASSOC)) {
1174 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1179 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1180 !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) &&
1181 test_sta_flag(sta, WLAN_STA_AUTH)) {
1182 ret = sta_info_move_state(sta, IEEE80211_STA_NONE);
1190 static void sta_apply_mesh_params(struct ieee80211_local *local,
1191 struct sta_info *sta,
1192 struct station_parameters *params)
1194 #ifdef CONFIG_MAC80211_MESH
1195 struct ieee80211_sub_if_data *sdata = sta->sdata;
1198 if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
1199 switch (params->plink_state) {
1200 case NL80211_PLINK_ESTAB:
1201 if (sta->mesh->plink_state != NL80211_PLINK_ESTAB)
1202 changed = mesh_plink_inc_estab_count(sdata);
1203 sta->mesh->plink_state = params->plink_state;
1204 sta->mesh->aid = params->peer_aid;
1206 ieee80211_mps_sta_status_update(sta);
1207 changed |= ieee80211_mps_set_sta_local_pm(sta,
1208 sdata->u.mesh.mshcfg.power_mode);
1210 case NL80211_PLINK_LISTEN:
1211 case NL80211_PLINK_BLOCKED:
1212 case NL80211_PLINK_OPN_SNT:
1213 case NL80211_PLINK_OPN_RCVD:
1214 case NL80211_PLINK_CNF_RCVD:
1215 case NL80211_PLINK_HOLDING:
1216 if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)
1217 changed = mesh_plink_dec_estab_count(sdata);
1218 sta->mesh->plink_state = params->plink_state;
1220 ieee80211_mps_sta_status_update(sta);
1221 changed |= ieee80211_mps_set_sta_local_pm(sta,
1222 NL80211_MESH_POWER_UNKNOWN);
1230 switch (params->plink_action) {
1231 case NL80211_PLINK_ACTION_NO_ACTION:
1234 case NL80211_PLINK_ACTION_OPEN:
1235 changed |= mesh_plink_open(sta);
1237 case NL80211_PLINK_ACTION_BLOCK:
1238 changed |= mesh_plink_block(sta);
1242 if (params->local_pm)
1243 changed |= ieee80211_mps_set_sta_local_pm(sta,
1246 ieee80211_mbss_info_change_notify(sdata, changed);
1250 static int sta_apply_parameters(struct ieee80211_local *local,
1251 struct sta_info *sta,
1252 struct station_parameters *params)
1255 struct ieee80211_supported_band *sband;
1256 struct ieee80211_sub_if_data *sdata = sta->sdata;
1259 sband = ieee80211_get_sband(sdata);
1263 mask = params->sta_flags_mask;
1264 set = params->sta_flags_set;
1266 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1268 * In mesh mode, ASSOCIATED isn't part of the nl80211
1269 * API but must follow AUTHENTICATED for driver state.
1271 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1272 mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1273 if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1274 set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1275 } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1277 * TDLS -- everything follows authorized, but
1278 * only becoming authorized is possible, not
1281 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1282 set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1283 BIT(NL80211_STA_FLAG_ASSOCIATED);
1284 mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1285 BIT(NL80211_STA_FLAG_ASSOCIATED);
1289 if (mask & BIT(NL80211_STA_FLAG_WME) &&
1290 local->hw.queues >= IEEE80211_NUM_ACS)
1291 sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
1293 /* auth flags will be set later for TDLS,
1294 * and for unassociated stations that move to assocaited */
1295 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1296 !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1297 (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) {
1298 ret = sta_apply_auth_flags(local, sta, mask, set);
1303 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
1304 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1305 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1307 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1310 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
1311 sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP));
1312 if (set & BIT(NL80211_STA_FLAG_MFP))
1313 set_sta_flag(sta, WLAN_STA_MFP);
1315 clear_sta_flag(sta, WLAN_STA_MFP);
1318 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
1319 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1320 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1322 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
1325 /* mark TDLS channel switch support, if the AP allows it */
1326 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1327 !sdata->u.mgd.tdls_chan_switch_prohibited &&
1328 params->ext_capab_len >= 4 &&
1329 params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)
1330 set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH);
1332 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1333 !sdata->u.mgd.tdls_wider_bw_prohibited &&
1334 ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
1335 params->ext_capab_len >= 8 &&
1336 params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED)
1337 set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW);
1339 if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
1340 sta->sta.uapsd_queues = params->uapsd_queues;
1341 sta->sta.max_sp = params->max_sp;
1344 /* The sender might not have sent the last bit, consider it to be 0 */
1345 if (params->ext_capab_len >= 8) {
1346 u8 val = (params->ext_capab[7] &
1347 WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB) >> 7;
1349 /* we did get all the bits, take the MSB as well */
1350 if (params->ext_capab_len >= 9) {
1351 u8 val_msb = params->ext_capab[8] &
1352 WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB;
1359 sta->sta.max_amsdu_subframes = 32;
1362 sta->sta.max_amsdu_subframes = 16;
1365 sta->sta.max_amsdu_subframes = 8;
1368 sta->sta.max_amsdu_subframes = 0;
1373 * cfg80211 validates this (1-2007) and allows setting the AID
1374 * only when creating a new station entry
1377 sta->sta.aid = params->aid;
1380 * Some of the following updates would be racy if called on an
1381 * existing station, via ieee80211_change_station(). However,
1382 * all such changes are rejected by cfg80211 except for updates
1383 * changing the supported rates on an existing but not yet used
1387 if (params->listen_interval >= 0)
1388 sta->listen_interval = params->listen_interval;
1390 if (params->supported_rates) {
1391 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
1392 sband, params->supported_rates,
1393 params->supported_rates_len,
1394 &sta->sta.supp_rates[sband->band]);
1397 if (params->ht_capa)
1398 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
1399 params->ht_capa, sta);
1401 /* VHT can override some HT caps such as the A-MSDU max length */
1402 if (params->vht_capa)
1403 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
1404 params->vht_capa, sta);
1406 if (params->opmode_notif_used) {
1407 /* returned value is only needed for rc update, but the
1408 * rc isn't initialized here yet, so ignore it
1410 __ieee80211_vht_handle_opmode(sdata, sta, params->opmode_notif,
1414 if (params->support_p2p_ps >= 0)
1415 sta->sta.support_p2p_ps = params->support_p2p_ps;
1417 if (ieee80211_vif_is_mesh(&sdata->vif))
1418 sta_apply_mesh_params(local, sta, params);
1420 /* set the STA state after all sta info from usermode has been set */
1421 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) ||
1422 set & BIT(NL80211_STA_FLAG_ASSOCIATED)) {
1423 ret = sta_apply_auth_flags(local, sta, mask, set);
1431 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
1433 struct station_parameters *params)
1435 struct ieee80211_local *local = wiphy_priv(wiphy);
1436 struct sta_info *sta;
1437 struct ieee80211_sub_if_data *sdata;
1442 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1444 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1445 sdata->vif.type != NL80211_IFTYPE_AP)
1448 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1450 if (ether_addr_equal(mac, sdata->vif.addr))
1453 if (is_multicast_ether_addr(mac))
1456 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
1460 if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1461 sta->sta.tdls = true;
1463 err = sta_apply_parameters(local, sta, params);
1465 sta_info_free(local, sta);
1470 * for TDLS and for unassociated station, rate control should be
1471 * initialized only when rates are known and station is marked
1472 * authorized/associated
1474 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1475 test_sta_flag(sta, WLAN_STA_ASSOC))
1476 rate_control_rate_init(sta);
1478 layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
1479 sdata->vif.type == NL80211_IFTYPE_AP;
1481 err = sta_info_insert_rcu(sta);
1488 ieee80211_send_layer2_update(sta);
1495 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1496 struct station_del_parameters *params)
1498 struct ieee80211_sub_if_data *sdata;
1500 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1503 return sta_info_destroy_addr_bss(sdata, params->mac);
1505 sta_info_flush(sdata);
1509 static int ieee80211_change_station(struct wiphy *wiphy,
1510 struct net_device *dev, const u8 *mac,
1511 struct station_parameters *params)
1513 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1514 struct ieee80211_local *local = wiphy_priv(wiphy);
1515 struct sta_info *sta;
1516 struct ieee80211_sub_if_data *vlansdata;
1517 enum cfg80211_station_type statype;
1520 mutex_lock(&local->sta_mtx);
1522 sta = sta_info_get_bss(sdata, mac);
1528 switch (sdata->vif.type) {
1529 case NL80211_IFTYPE_MESH_POINT:
1530 if (sdata->u.mesh.user_mpm)
1531 statype = CFG80211_STA_MESH_PEER_USER;
1533 statype = CFG80211_STA_MESH_PEER_KERNEL;
1535 case NL80211_IFTYPE_ADHOC:
1536 statype = CFG80211_STA_IBSS;
1538 case NL80211_IFTYPE_STATION:
1539 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1540 statype = CFG80211_STA_AP_STA;
1543 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1544 statype = CFG80211_STA_TDLS_PEER_ACTIVE;
1546 statype = CFG80211_STA_TDLS_PEER_SETUP;
1548 case NL80211_IFTYPE_AP:
1549 case NL80211_IFTYPE_AP_VLAN:
1550 if (test_sta_flag(sta, WLAN_STA_ASSOC))
1551 statype = CFG80211_STA_AP_CLIENT;
1553 statype = CFG80211_STA_AP_CLIENT_UNASSOC;
1560 err = cfg80211_check_station_change(wiphy, params, statype);
1564 if (params->vlan && params->vlan != sta->sdata->dev) {
1565 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1567 if (params->vlan->ieee80211_ptr->use_4addr) {
1568 if (vlansdata->u.vlan.sta) {
1573 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
1574 __ieee80211_check_fast_rx_iface(vlansdata);
1577 if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
1578 sta->sdata->u.vlan.sta)
1579 RCU_INIT_POINTER(sta->sdata->u.vlan.sta, NULL);
1581 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1582 ieee80211_vif_dec_num_mcast(sta->sdata);
1584 sta->sdata = vlansdata;
1585 ieee80211_check_fast_xmit(sta);
1587 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1588 ieee80211_vif_inc_num_mcast(sta->sdata);
1590 ieee80211_send_layer2_update(sta);
1593 err = sta_apply_parameters(local, sta, params);
1597 mutex_unlock(&local->sta_mtx);
1599 if ((sdata->vif.type == NL80211_IFTYPE_AP ||
1600 sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
1601 sta->known_smps_mode != sta->sdata->bss->req_smps &&
1602 test_sta_flag(sta, WLAN_STA_AUTHORIZED) &&
1603 sta_info_tx_streams(sta) != 1) {
1605 "%pM just authorized and MIMO capable - update SMPS\n",
1607 ieee80211_send_smps_action(sta->sdata,
1608 sta->sdata->bss->req_smps,
1610 sta->sdata->vif.bss_conf.bssid);
1613 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
1614 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1615 ieee80211_recalc_ps(local);
1616 ieee80211_recalc_ps_vif(sdata);
1621 mutex_unlock(&local->sta_mtx);
1625 #ifdef CONFIG_MAC80211_MESH
1626 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
1627 const u8 *dst, const u8 *next_hop)
1629 struct ieee80211_sub_if_data *sdata;
1630 struct mesh_path *mpath;
1631 struct sta_info *sta;
1633 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1636 sta = sta_info_get(sdata, next_hop);
1642 mpath = mesh_path_add(sdata, dst);
1643 if (IS_ERR(mpath)) {
1645 return PTR_ERR(mpath);
1648 mesh_path_fix_nexthop(mpath, sta);
1654 static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
1657 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1660 return mesh_path_del(sdata, dst);
1662 mesh_path_flush_by_iface(sdata);
1666 static int ieee80211_change_mpath(struct wiphy *wiphy, struct net_device *dev,
1667 const u8 *dst, const u8 *next_hop)
1669 struct ieee80211_sub_if_data *sdata;
1670 struct mesh_path *mpath;
1671 struct sta_info *sta;
1673 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1677 sta = sta_info_get(sdata, next_hop);
1683 mpath = mesh_path_lookup(sdata, dst);
1689 mesh_path_fix_nexthop(mpath, sta);
1695 static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
1696 struct mpath_info *pinfo)
1698 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
1701 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
1703 eth_zero_addr(next_hop);
1705 memset(pinfo, 0, sizeof(*pinfo));
1707 pinfo->generation = mpath->sdata->u.mesh.mesh_paths_generation;
1709 pinfo->filled = MPATH_INFO_FRAME_QLEN |
1712 MPATH_INFO_EXPTIME |
1713 MPATH_INFO_DISCOVERY_TIMEOUT |
1714 MPATH_INFO_DISCOVERY_RETRIES |
1717 pinfo->frame_qlen = mpath->frame_queue.qlen;
1718 pinfo->sn = mpath->sn;
1719 pinfo->metric = mpath->metric;
1720 if (time_before(jiffies, mpath->exp_time))
1721 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
1722 pinfo->discovery_timeout =
1723 jiffies_to_msecs(mpath->discovery_timeout);
1724 pinfo->discovery_retries = mpath->discovery_retries;
1725 if (mpath->flags & MESH_PATH_ACTIVE)
1726 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
1727 if (mpath->flags & MESH_PATH_RESOLVING)
1728 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
1729 if (mpath->flags & MESH_PATH_SN_VALID)
1730 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
1731 if (mpath->flags & MESH_PATH_FIXED)
1732 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
1733 if (mpath->flags & MESH_PATH_RESOLVED)
1734 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
1737 static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
1738 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
1741 struct ieee80211_sub_if_data *sdata;
1742 struct mesh_path *mpath;
1744 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1747 mpath = mesh_path_lookup(sdata, dst);
1752 memcpy(dst, mpath->dst, ETH_ALEN);
1753 mpath_set_pinfo(mpath, next_hop, pinfo);
1758 static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
1759 int idx, u8 *dst, u8 *next_hop,
1760 struct mpath_info *pinfo)
1762 struct ieee80211_sub_if_data *sdata;
1763 struct mesh_path *mpath;
1765 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1768 mpath = mesh_path_lookup_by_idx(sdata, idx);
1773 memcpy(dst, mpath->dst, ETH_ALEN);
1774 mpath_set_pinfo(mpath, next_hop, pinfo);
1779 static void mpp_set_pinfo(struct mesh_path *mpath, u8 *mpp,
1780 struct mpath_info *pinfo)
1782 memset(pinfo, 0, sizeof(*pinfo));
1783 memcpy(mpp, mpath->mpp, ETH_ALEN);
1785 pinfo->generation = mpath->sdata->u.mesh.mpp_paths_generation;
1788 static int ieee80211_get_mpp(struct wiphy *wiphy, struct net_device *dev,
1789 u8 *dst, u8 *mpp, struct mpath_info *pinfo)
1792 struct ieee80211_sub_if_data *sdata;
1793 struct mesh_path *mpath;
1795 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1798 mpath = mpp_path_lookup(sdata, dst);
1803 memcpy(dst, mpath->dst, ETH_ALEN);
1804 mpp_set_pinfo(mpath, mpp, pinfo);
1809 static int ieee80211_dump_mpp(struct wiphy *wiphy, struct net_device *dev,
1810 int idx, u8 *dst, u8 *mpp,
1811 struct mpath_info *pinfo)
1813 struct ieee80211_sub_if_data *sdata;
1814 struct mesh_path *mpath;
1816 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1819 mpath = mpp_path_lookup_by_idx(sdata, idx);
1824 memcpy(dst, mpath->dst, ETH_ALEN);
1825 mpp_set_pinfo(mpath, mpp, pinfo);
1830 static int ieee80211_get_mesh_config(struct wiphy *wiphy,
1831 struct net_device *dev,
1832 struct mesh_config *conf)
1834 struct ieee80211_sub_if_data *sdata;
1835 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1837 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1841 static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1843 return (mask >> (parm-1)) & 0x1;
1846 static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
1847 const struct mesh_setup *setup)
1851 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
1852 struct ieee80211_sub_if_data, u.mesh);
1854 /* allocate information elements */
1858 if (setup->ie_len) {
1859 new_ie = kmemdup(setup->ie, setup->ie_len,
1864 ifmsh->ie_len = setup->ie_len;
1868 /* now copy the rest of the setup parameters */
1869 ifmsh->mesh_id_len = setup->mesh_id_len;
1870 memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
1871 ifmsh->mesh_sp_id = setup->sync_method;
1872 ifmsh->mesh_pp_id = setup->path_sel_proto;
1873 ifmsh->mesh_pm_id = setup->path_metric;
1874 ifmsh->user_mpm = setup->user_mpm;
1875 ifmsh->mesh_auth_id = setup->auth_id;
1876 ifmsh->security = IEEE80211_MESH_SEC_NONE;
1877 ifmsh->userspace_handles_dfs = setup->userspace_handles_dfs;
1878 if (setup->is_authenticated)
1879 ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
1880 if (setup->is_secure)
1881 ifmsh->security |= IEEE80211_MESH_SEC_SECURED;
1883 /* mcast rate setting in Mesh Node */
1884 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
1885 sizeof(setup->mcast_rate));
1886 sdata->vif.bss_conf.basic_rates = setup->basic_rates;
1888 sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
1889 sdata->vif.bss_conf.dtim_period = setup->dtim_period;
1894 static int ieee80211_update_mesh_config(struct wiphy *wiphy,
1895 struct net_device *dev, u32 mask,
1896 const struct mesh_config *nconf)
1898 struct mesh_config *conf;
1899 struct ieee80211_sub_if_data *sdata;
1900 struct ieee80211_if_mesh *ifmsh;
1902 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1903 ifmsh = &sdata->u.mesh;
1905 /* Set the config options which we are interested in setting */
1906 conf = &(sdata->u.mesh.mshcfg);
1907 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
1908 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
1909 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
1910 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
1911 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
1912 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
1913 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
1914 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
1915 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
1916 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1917 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1918 conf->dot11MeshTTL = nconf->dot11MeshTTL;
1919 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
1920 conf->element_ttl = nconf->element_ttl;
1921 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) {
1922 if (ifmsh->user_mpm)
1924 conf->auto_open_plinks = nconf->auto_open_plinks;
1926 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
1927 conf->dot11MeshNbrOffsetMaxNeighbor =
1928 nconf->dot11MeshNbrOffsetMaxNeighbor;
1929 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1930 conf->dot11MeshHWMPmaxPREQretries =
1931 nconf->dot11MeshHWMPmaxPREQretries;
1932 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1933 conf->path_refresh_time = nconf->path_refresh_time;
1934 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1935 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1936 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1937 conf->dot11MeshHWMPactivePathTimeout =
1938 nconf->dot11MeshHWMPactivePathTimeout;
1939 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1940 conf->dot11MeshHWMPpreqMinInterval =
1941 nconf->dot11MeshHWMPpreqMinInterval;
1942 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
1943 conf->dot11MeshHWMPperrMinInterval =
1944 nconf->dot11MeshHWMPperrMinInterval;
1945 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1947 conf->dot11MeshHWMPnetDiameterTraversalTime =
1948 nconf->dot11MeshHWMPnetDiameterTraversalTime;
1949 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1950 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1951 ieee80211_mesh_root_setup(ifmsh);
1953 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
1954 /* our current gate announcement implementation rides on root
1955 * announcements, so require this ifmsh to also be a root node
1957 if (nconf->dot11MeshGateAnnouncementProtocol &&
1958 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
1959 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
1960 ieee80211_mesh_root_setup(ifmsh);
1962 conf->dot11MeshGateAnnouncementProtocol =
1963 nconf->dot11MeshGateAnnouncementProtocol;
1965 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
1966 conf->dot11MeshHWMPRannInterval =
1967 nconf->dot11MeshHWMPRannInterval;
1968 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
1969 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
1970 if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
1971 /* our RSSI threshold implementation is supported only for
1972 * devices that report signal in dBm.
1974 if (!ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM))
1976 conf->rssi_threshold = nconf->rssi_threshold;
1978 if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) {
1979 conf->ht_opmode = nconf->ht_opmode;
1980 sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
1981 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
1983 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
1984 conf->dot11MeshHWMPactivePathToRootTimeout =
1985 nconf->dot11MeshHWMPactivePathToRootTimeout;
1986 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
1987 conf->dot11MeshHWMProotInterval =
1988 nconf->dot11MeshHWMProotInterval;
1989 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
1990 conf->dot11MeshHWMPconfirmationInterval =
1991 nconf->dot11MeshHWMPconfirmationInterval;
1992 if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) {
1993 conf->power_mode = nconf->power_mode;
1994 ieee80211_mps_local_status_update(sdata);
1996 if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask))
1997 conf->dot11MeshAwakeWindowDuration =
1998 nconf->dot11MeshAwakeWindowDuration;
1999 if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
2000 conf->plink_timeout = nconf->plink_timeout;
2001 ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
2005 static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
2006 const struct mesh_config *conf,
2007 const struct mesh_setup *setup)
2009 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2010 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
2013 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
2014 err = copy_mesh_setup(ifmsh, setup);
2018 /* can mesh use other SMPS modes? */
2019 sdata->smps_mode = IEEE80211_SMPS_OFF;
2020 sdata->needed_rx_chains = sdata->local->rx_chains;
2022 mutex_lock(&sdata->local->mtx);
2023 err = ieee80211_vif_use_channel(sdata, &setup->chandef,
2024 IEEE80211_CHANCTX_SHARED);
2025 mutex_unlock(&sdata->local->mtx);
2029 return ieee80211_start_mesh(sdata);
2032 static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
2034 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2036 ieee80211_stop_mesh(sdata);
2037 mutex_lock(&sdata->local->mtx);
2038 ieee80211_vif_release_channel(sdata);
2039 mutex_unlock(&sdata->local->mtx);
2045 static int ieee80211_change_bss(struct wiphy *wiphy,
2046 struct net_device *dev,
2047 struct bss_parameters *params)
2049 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2050 struct ieee80211_supported_band *sband;
2053 if (!sdata_dereference(sdata->u.ap.beacon, sdata))
2056 sband = ieee80211_get_sband(sdata);
2060 if (params->use_cts_prot >= 0) {
2061 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
2062 changed |= BSS_CHANGED_ERP_CTS_PROT;
2064 if (params->use_short_preamble >= 0) {
2065 sdata->vif.bss_conf.use_short_preamble =
2066 params->use_short_preamble;
2067 changed |= BSS_CHANGED_ERP_PREAMBLE;
2070 if (!sdata->vif.bss_conf.use_short_slot &&
2071 sband->band == NL80211_BAND_5GHZ) {
2072 sdata->vif.bss_conf.use_short_slot = true;
2073 changed |= BSS_CHANGED_ERP_SLOT;
2076 if (params->use_short_slot_time >= 0) {
2077 sdata->vif.bss_conf.use_short_slot =
2078 params->use_short_slot_time;
2079 changed |= BSS_CHANGED_ERP_SLOT;
2082 if (params->basic_rates) {
2083 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
2084 wiphy->bands[sband->band],
2085 params->basic_rates,
2086 params->basic_rates_len,
2087 &sdata->vif.bss_conf.basic_rates);
2088 changed |= BSS_CHANGED_BASIC_RATES;
2089 ieee80211_check_rate_mask(sdata);
2092 if (params->ap_isolate >= 0) {
2093 if (params->ap_isolate)
2094 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2096 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
2097 ieee80211_check_fast_rx_iface(sdata);
2100 if (params->ht_opmode >= 0) {
2101 sdata->vif.bss_conf.ht_operation_mode =
2102 (u16) params->ht_opmode;
2103 changed |= BSS_CHANGED_HT;
2106 if (params->p2p_ctwindow >= 0) {
2107 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2108 ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2109 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
2110 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
2111 changed |= BSS_CHANGED_P2P_PS;
2114 if (params->p2p_opp_ps > 0) {
2115 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
2116 IEEE80211_P2P_OPPPS_ENABLE_BIT;
2117 changed |= BSS_CHANGED_P2P_PS;
2118 } else if (params->p2p_opp_ps == 0) {
2119 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2120 ~IEEE80211_P2P_OPPPS_ENABLE_BIT;
2121 changed |= BSS_CHANGED_P2P_PS;
2124 ieee80211_bss_info_change_notify(sdata, changed);
2129 static int ieee80211_set_txq_params(struct wiphy *wiphy,
2130 struct net_device *dev,
2131 struct ieee80211_txq_params *params)
2133 struct ieee80211_local *local = wiphy_priv(wiphy);
2134 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2135 struct ieee80211_tx_queue_params p;
2137 if (!local->ops->conf_tx)
2140 if (local->hw.queues < IEEE80211_NUM_ACS)
2143 memset(&p, 0, sizeof(p));
2144 p.aifs = params->aifs;
2145 p.cw_max = params->cwmax;
2146 p.cw_min = params->cwmin;
2147 p.txop = params->txop;
2150 * Setting tx queue params disables u-apsd because it's only
2151 * called in master mode.
2155 sdata->tx_conf[params->ac] = p;
2156 if (drv_conf_tx(local, sdata, params->ac, &p)) {
2157 wiphy_debug(local->hw.wiphy,
2158 "failed to set TX queue parameters for AC %d\n",
2163 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
2169 static int ieee80211_suspend(struct wiphy *wiphy,
2170 struct cfg80211_wowlan *wowlan)
2172 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
2175 static int ieee80211_resume(struct wiphy *wiphy)
2177 return __ieee80211_resume(wiphy_priv(wiphy));
2180 #define ieee80211_suspend NULL
2181 #define ieee80211_resume NULL
2184 static int ieee80211_scan(struct wiphy *wiphy,
2185 struct cfg80211_scan_request *req)
2187 struct ieee80211_sub_if_data *sdata;
2189 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2191 switch (ieee80211_vif_type_p2p(&sdata->vif)) {
2192 case NL80211_IFTYPE_STATION:
2193 case NL80211_IFTYPE_ADHOC:
2194 case NL80211_IFTYPE_MESH_POINT:
2195 case NL80211_IFTYPE_P2P_CLIENT:
2196 case NL80211_IFTYPE_P2P_DEVICE:
2198 case NL80211_IFTYPE_P2P_GO:
2199 if (sdata->local->ops->hw_scan)
2202 * FIXME: implement NoA while scanning in software,
2203 * for now fall through to allow scanning only when
2204 * beaconing hasn't been configured yet
2206 case NL80211_IFTYPE_AP:
2208 * If the scan has been forced (and the driver supports
2209 * forcing), don't care about being beaconing already.
2210 * This will create problems to the attached stations (e.g. all
2211 * the frames sent while scanning on other channel will be
2214 if (sdata->u.ap.beacon &&
2215 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
2216 !(req->flags & NL80211_SCAN_FLAG_AP)))
2219 case NL80211_IFTYPE_NAN:
2224 return ieee80211_request_scan(sdata, req);
2227 static void ieee80211_abort_scan(struct wiphy *wiphy, struct wireless_dev *wdev)
2229 ieee80211_scan_cancel(wiphy_priv(wiphy));
2233 ieee80211_sched_scan_start(struct wiphy *wiphy,
2234 struct net_device *dev,
2235 struct cfg80211_sched_scan_request *req)
2237 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2239 if (!sdata->local->ops->sched_scan_start)
2242 return ieee80211_request_sched_scan_start(sdata, req);
2246 ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2249 struct ieee80211_local *local = wiphy_priv(wiphy);
2251 if (!local->ops->sched_scan_stop)
2254 return ieee80211_request_sched_scan_stop(local);
2257 static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
2258 struct cfg80211_auth_request *req)
2260 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2263 static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
2264 struct cfg80211_assoc_request *req)
2266 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2269 static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
2270 struct cfg80211_deauth_request *req)
2272 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2275 static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
2276 struct cfg80211_disassoc_request *req)
2278 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2281 static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2282 struct cfg80211_ibss_params *params)
2284 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
2287 static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2289 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2292 static int ieee80211_join_ocb(struct wiphy *wiphy, struct net_device *dev,
2293 struct ocb_setup *setup)
2295 return ieee80211_ocb_join(IEEE80211_DEV_TO_SUB_IF(dev), setup);
2298 static int ieee80211_leave_ocb(struct wiphy *wiphy, struct net_device *dev)
2300 return ieee80211_ocb_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2303 static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
2304 int rate[NUM_NL80211_BANDS])
2306 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2308 memcpy(sdata->vif.bss_conf.mcast_rate, rate,
2309 sizeof(int) * NUM_NL80211_BANDS);
2314 static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
2316 struct ieee80211_local *local = wiphy_priv(wiphy);
2319 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
2320 ieee80211_check_fast_xmit_all(local);
2322 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
2325 ieee80211_check_fast_xmit_all(local);
2330 if ((changed & WIPHY_PARAM_COVERAGE_CLASS) ||
2331 (changed & WIPHY_PARAM_DYN_ACK)) {
2334 coverage_class = changed & WIPHY_PARAM_COVERAGE_CLASS ?
2335 wiphy->coverage_class : -1;
2336 err = drv_set_coverage_class(local, coverage_class);
2342 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
2343 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
2349 if (changed & WIPHY_PARAM_RETRY_SHORT) {
2350 if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
2352 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
2354 if (changed & WIPHY_PARAM_RETRY_LONG) {
2355 if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
2357 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
2360 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
2361 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
2366 static int ieee80211_set_tx_power(struct wiphy *wiphy,
2367 struct wireless_dev *wdev,
2368 enum nl80211_tx_power_setting type, int mbm)
2370 struct ieee80211_local *local = wiphy_priv(wiphy);
2371 struct ieee80211_sub_if_data *sdata;
2372 enum nl80211_tx_power_setting txp_type = type;
2373 bool update_txp_type = false;
2376 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2379 case NL80211_TX_POWER_AUTOMATIC:
2380 sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2381 txp_type = NL80211_TX_POWER_LIMITED;
2383 case NL80211_TX_POWER_LIMITED:
2384 case NL80211_TX_POWER_FIXED:
2385 if (mbm < 0 || (mbm % 100))
2387 sdata->user_power_level = MBM_TO_DBM(mbm);
2391 if (txp_type != sdata->vif.bss_conf.txpower_type) {
2392 update_txp_type = true;
2393 sdata->vif.bss_conf.txpower_type = txp_type;
2396 ieee80211_recalc_txpower(sdata, update_txp_type);
2402 case NL80211_TX_POWER_AUTOMATIC:
2403 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2404 txp_type = NL80211_TX_POWER_LIMITED;
2406 case NL80211_TX_POWER_LIMITED:
2407 case NL80211_TX_POWER_FIXED:
2408 if (mbm < 0 || (mbm % 100))
2410 local->user_power_level = MBM_TO_DBM(mbm);
2414 mutex_lock(&local->iflist_mtx);
2415 list_for_each_entry(sdata, &local->interfaces, list) {
2416 sdata->user_power_level = local->user_power_level;
2417 if (txp_type != sdata->vif.bss_conf.txpower_type)
2418 update_txp_type = true;
2419 sdata->vif.bss_conf.txpower_type = txp_type;
2421 list_for_each_entry(sdata, &local->interfaces, list)
2422 ieee80211_recalc_txpower(sdata, update_txp_type);
2423 mutex_unlock(&local->iflist_mtx);
2428 static int ieee80211_get_tx_power(struct wiphy *wiphy,
2429 struct wireless_dev *wdev,
2432 struct ieee80211_local *local = wiphy_priv(wiphy);
2433 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2435 if (local->ops->get_txpower)
2436 return drv_get_txpower(local, sdata, dbm);
2438 if (!local->use_chanctx)
2439 *dbm = local->hw.conf.power_level;
2441 *dbm = sdata->vif.bss_conf.txpower;
2446 static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
2449 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2451 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
2456 static void ieee80211_rfkill_poll(struct wiphy *wiphy)
2458 struct ieee80211_local *local = wiphy_priv(wiphy);
2460 drv_rfkill_poll(local);
2463 #ifdef CONFIG_NL80211_TESTMODE
2464 static int ieee80211_testmode_cmd(struct wiphy *wiphy,
2465 struct wireless_dev *wdev,
2466 void *data, int len)
2468 struct ieee80211_local *local = wiphy_priv(wiphy);
2469 struct ieee80211_vif *vif = NULL;
2471 if (!local->ops->testmode_cmd)
2475 struct ieee80211_sub_if_data *sdata;
2477 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2478 if (sdata->flags & IEEE80211_SDATA_IN_DRIVER)
2482 return local->ops->testmode_cmd(&local->hw, vif, data, len);
2485 static int ieee80211_testmode_dump(struct wiphy *wiphy,
2486 struct sk_buff *skb,
2487 struct netlink_callback *cb,
2488 void *data, int len)
2490 struct ieee80211_local *local = wiphy_priv(wiphy);
2492 if (!local->ops->testmode_dump)
2495 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
2499 int __ieee80211_request_smps_ap(struct ieee80211_sub_if_data *sdata,
2500 enum ieee80211_smps_mode smps_mode)
2502 struct sta_info *sta;
2503 enum ieee80211_smps_mode old_req;
2505 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP))
2508 if (sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2511 old_req = sdata->u.ap.req_smps;
2512 sdata->u.ap.req_smps = smps_mode;
2514 /* AUTOMATIC doesn't mean much for AP - don't allow it */
2515 if (old_req == smps_mode ||
2516 smps_mode == IEEE80211_SMPS_AUTOMATIC)
2520 "SMPS %d requested in AP mode, sending Action frame to %d stations\n",
2521 smps_mode, atomic_read(&sdata->u.ap.num_mcast_sta));
2523 mutex_lock(&sdata->local->sta_mtx);
2524 list_for_each_entry(sta, &sdata->local->sta_list, list) {
2526 * Only stations associated to our AP and
2529 if (sta->sdata->bss != &sdata->u.ap)
2532 /* This station doesn't support MIMO - skip it */
2533 if (sta_info_tx_streams(sta) == 1)
2537 * Don't wake up a STA just to send the action frame
2538 * unless we are getting more restrictive.
2540 if (test_sta_flag(sta, WLAN_STA_PS_STA) &&
2541 !ieee80211_smps_is_restrictive(sta->known_smps_mode,
2543 ht_dbg(sdata, "Won't send SMPS to sleeping STA %pM\n",
2549 * If the STA is not authorized, wait until it gets
2550 * authorized and the action frame will be sent then.
2552 if (!test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2555 ht_dbg(sdata, "Sending SMPS to %pM\n", sta->sta.addr);
2556 ieee80211_send_smps_action(sdata, smps_mode, sta->sta.addr,
2557 sdata->vif.bss_conf.bssid);
2559 mutex_unlock(&sdata->local->sta_mtx);
2561 sdata->smps_mode = smps_mode;
2562 ieee80211_queue_work(&sdata->local->hw, &sdata->recalc_smps);
2567 int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata,
2568 enum ieee80211_smps_mode smps_mode)
2571 enum ieee80211_smps_mode old_req;
2573 struct sta_info *sta;
2574 bool tdls_peer_found = false;
2576 lockdep_assert_held(&sdata->wdev.mtx);
2578 if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION))
2581 old_req = sdata->u.mgd.req_smps;
2582 sdata->u.mgd.req_smps = smps_mode;
2584 if (old_req == smps_mode &&
2585 smps_mode != IEEE80211_SMPS_AUTOMATIC)
2589 * If not associated, or current association is not an HT
2590 * association, there's no need to do anything, just store
2591 * the new value until we associate.
2593 if (!sdata->u.mgd.associated ||
2594 sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2597 ap = sdata->u.mgd.associated->bssid;
2600 list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {
2601 if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded ||
2602 !test_sta_flag(sta, WLAN_STA_AUTHORIZED))
2605 tdls_peer_found = true;
2610 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
2611 if (tdls_peer_found || !sdata->u.mgd.powersave)
2612 smps_mode = IEEE80211_SMPS_OFF;
2614 smps_mode = IEEE80211_SMPS_DYNAMIC;
2617 /* send SM PS frame to AP */
2618 err = ieee80211_send_smps_action(sdata, smps_mode,
2621 sdata->u.mgd.req_smps = old_req;
2622 else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found)
2623 ieee80211_teardown_tdls_peers(sdata);
2628 static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2629 bool enabled, int timeout)
2631 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2632 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2634 if (sdata->vif.type != NL80211_IFTYPE_STATION)
2637 if (!ieee80211_hw_check(&local->hw, SUPPORTS_PS))
2640 if (enabled == sdata->u.mgd.powersave &&
2641 timeout == local->dynamic_ps_forced_timeout)
2644 sdata->u.mgd.powersave = enabled;
2645 local->dynamic_ps_forced_timeout = timeout;
2647 /* no change, but if automatic follow powersave */
2649 __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps);
2650 sdata_unlock(sdata);
2652 if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS))
2653 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
2655 ieee80211_recalc_ps(local);
2656 ieee80211_recalc_ps_vif(sdata);
2661 static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
2662 struct net_device *dev,
2663 s32 rssi_thold, u32 rssi_hyst)
2665 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2666 struct ieee80211_vif *vif = &sdata->vif;
2667 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2669 if (rssi_thold == bss_conf->cqm_rssi_thold &&
2670 rssi_hyst == bss_conf->cqm_rssi_hyst)
2673 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER &&
2674 !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
2677 bss_conf->cqm_rssi_thold = rssi_thold;
2678 bss_conf->cqm_rssi_hyst = rssi_hyst;
2679 bss_conf->cqm_rssi_low = 0;
2680 bss_conf->cqm_rssi_high = 0;
2681 sdata->u.mgd.last_cqm_event_signal = 0;
2683 /* tell the driver upon association, unless already associated */
2684 if (sdata->u.mgd.associated &&
2685 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2686 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2691 static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy,
2692 struct net_device *dev,
2693 s32 rssi_low, s32 rssi_high)
2695 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2696 struct ieee80211_vif *vif = &sdata->vif;
2697 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2699 if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER)
2702 bss_conf->cqm_rssi_low = rssi_low;
2703 bss_conf->cqm_rssi_high = rssi_high;
2704 bss_conf->cqm_rssi_thold = 0;
2705 bss_conf->cqm_rssi_hyst = 0;
2706 sdata->u.mgd.last_cqm_event_signal = 0;
2708 /* tell the driver upon association, unless already associated */
2709 if (sdata->u.mgd.associated &&
2710 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2711 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2716 static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
2717 struct net_device *dev,
2719 const struct cfg80211_bitrate_mask *mask)
2721 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2722 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2725 if (!ieee80211_sdata_running(sdata))
2728 if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) {
2729 ret = drv_set_bitrate_mask(local, sdata, mask);
2735 * If active validate the setting and reject it if it doesn't leave
2736 * at least one basic rate usable, since we really have to be able
2737 * to send something, and if we're an AP we have to be able to do
2738 * so at a basic rate so that all clients can receive it.
2740 if (rcu_access_pointer(sdata->vif.chanctx_conf) &&
2741 sdata->vif.bss_conf.chandef.chan) {
2742 u32 basic_rates = sdata->vif.bss_conf.basic_rates;
2743 enum nl80211_band band = sdata->vif.bss_conf.chandef.chan->band;
2745 if (!(mask->control[band].legacy & basic_rates))
2749 for (i = 0; i < NUM_NL80211_BANDS; i++) {
2750 struct ieee80211_supported_band *sband = wiphy->bands[i];
2753 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
2754 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs,
2755 sizeof(mask->control[i].ht_mcs));
2756 memcpy(sdata->rc_rateidx_vht_mcs_mask[i],
2757 mask->control[i].vht_mcs,
2758 sizeof(mask->control[i].vht_mcs));
2760 sdata->rc_has_mcs_mask[i] = false;
2761 sdata->rc_has_vht_mcs_mask[i] = false;
2765 for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) {
2766 if (~sdata->rc_rateidx_mcs_mask[i][j]) {
2767 sdata->rc_has_mcs_mask[i] = true;
2772 for (j = 0; j < NL80211_VHT_NSS_MAX; j++) {
2773 if (~sdata->rc_rateidx_vht_mcs_mask[i][j]) {
2774 sdata->rc_has_vht_mcs_mask[i] = true;
2783 static int ieee80211_start_radar_detection(struct wiphy *wiphy,
2784 struct net_device *dev,
2785 struct cfg80211_chan_def *chandef,
2788 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2789 struct ieee80211_local *local = sdata->local;
2792 mutex_lock(&local->mtx);
2793 if (!list_empty(&local->roc_list) || local->scanning) {
2798 /* whatever, but channel contexts should not complain about that one */
2799 sdata->smps_mode = IEEE80211_SMPS_OFF;
2800 sdata->needed_rx_chains = local->rx_chains;
2802 err = ieee80211_vif_use_channel(sdata, chandef,
2803 IEEE80211_CHANCTX_SHARED);
2807 ieee80211_queue_delayed_work(&sdata->local->hw,
2808 &sdata->dfs_cac_timer_work,
2809 msecs_to_jiffies(cac_time_ms));
2812 mutex_unlock(&local->mtx);
2816 static struct cfg80211_beacon_data *
2817 cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
2819 struct cfg80211_beacon_data *new_beacon;
2823 len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len +
2824 beacon->proberesp_ies_len + beacon->assocresp_ies_len +
2825 beacon->probe_resp_len;
2827 new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
2831 pos = (u8 *)(new_beacon + 1);
2832 if (beacon->head_len) {
2833 new_beacon->head_len = beacon->head_len;
2834 new_beacon->head = pos;
2835 memcpy(pos, beacon->head, beacon->head_len);
2836 pos += beacon->head_len;
2838 if (beacon->tail_len) {
2839 new_beacon->tail_len = beacon->tail_len;
2840 new_beacon->tail = pos;
2841 memcpy(pos, beacon->tail, beacon->tail_len);
2842 pos += beacon->tail_len;
2844 if (beacon->beacon_ies_len) {
2845 new_beacon->beacon_ies_len = beacon->beacon_ies_len;
2846 new_beacon->beacon_ies = pos;
2847 memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len);
2848 pos += beacon->beacon_ies_len;
2850 if (beacon->proberesp_ies_len) {
2851 new_beacon->proberesp_ies_len = beacon->proberesp_ies_len;
2852 new_beacon->proberesp_ies = pos;
2853 memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len);
2854 pos += beacon->proberesp_ies_len;
2856 if (beacon->assocresp_ies_len) {
2857 new_beacon->assocresp_ies_len = beacon->assocresp_ies_len;
2858 new_beacon->assocresp_ies = pos;
2859 memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len);
2860 pos += beacon->assocresp_ies_len;
2862 if (beacon->probe_resp_len) {
2863 new_beacon->probe_resp_len = beacon->probe_resp_len;
2864 beacon->probe_resp = pos;
2865 memcpy(pos, beacon->probe_resp, beacon->probe_resp_len);
2866 pos += beacon->probe_resp_len;
2872 void ieee80211_csa_finish(struct ieee80211_vif *vif)
2874 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
2876 ieee80211_queue_work(&sdata->local->hw,
2877 &sdata->csa_finalize_work);
2879 EXPORT_SYMBOL(ieee80211_csa_finish);
2881 static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
2886 switch (sdata->vif.type) {
2887 case NL80211_IFTYPE_AP:
2888 err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon,
2890 kfree(sdata->u.ap.next_beacon);
2891 sdata->u.ap.next_beacon = NULL;
2897 case NL80211_IFTYPE_ADHOC:
2898 err = ieee80211_ibss_finish_csa(sdata);
2903 #ifdef CONFIG_MAC80211_MESH
2904 case NL80211_IFTYPE_MESH_POINT:
2905 err = ieee80211_mesh_finish_csa(sdata);
2919 static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
2921 struct ieee80211_local *local = sdata->local;
2925 sdata_assert_lock(sdata);
2926 lockdep_assert_held(&local->mtx);
2927 lockdep_assert_held(&local->chanctx_mtx);
2930 * using reservation isn't immediate as it may be deferred until later
2931 * with multi-vif. once reservation is complete it will re-schedule the
2932 * work with no reserved_chanctx so verify chandef to check if it
2933 * completed successfully
2936 if (sdata->reserved_chanctx) {
2938 * with multi-vif csa driver may call ieee80211_csa_finish()
2939 * many times while waiting for other interfaces to use their
2942 if (sdata->reserved_ready)
2945 return ieee80211_vif_use_reserved_context(sdata);
2948 if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef,
2949 &sdata->csa_chandef))
2952 sdata->vif.csa_active = false;
2954 err = ieee80211_set_after_csa_beacon(sdata, &changed);
2958 ieee80211_bss_info_change_notify(sdata, changed);
2960 if (sdata->csa_block_tx) {
2961 ieee80211_wake_vif_queues(local, sdata,
2962 IEEE80211_QUEUE_STOP_REASON_CSA);
2963 sdata->csa_block_tx = false;
2966 err = drv_post_channel_switch(sdata);
2970 cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef);
2975 static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
2977 if (__ieee80211_csa_finalize(sdata)) {
2978 sdata_info(sdata, "failed to finalize CSA, disconnecting\n");
2979 cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev,
2984 void ieee80211_csa_finalize_work(struct work_struct *work)
2986 struct ieee80211_sub_if_data *sdata =
2987 container_of(work, struct ieee80211_sub_if_data,
2989 struct ieee80211_local *local = sdata->local;
2992 mutex_lock(&local->mtx);
2993 mutex_lock(&local->chanctx_mtx);
2995 /* AP might have been stopped while waiting for the lock. */
2996 if (!sdata->vif.csa_active)
2999 if (!ieee80211_sdata_running(sdata))
3002 ieee80211_csa_finalize(sdata);
3005 mutex_unlock(&local->chanctx_mtx);
3006 mutex_unlock(&local->mtx);
3007 sdata_unlock(sdata);
3010 static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata,
3011 struct cfg80211_csa_settings *params,
3014 struct ieee80211_csa_settings csa = {};
3017 switch (sdata->vif.type) {
3018 case NL80211_IFTYPE_AP:
3019 sdata->u.ap.next_beacon =
3020 cfg80211_beacon_dup(¶ms->beacon_after);
3021 if (!sdata->u.ap.next_beacon)
3025 * With a count of 0, we don't have to wait for any
3026 * TBTT before switching, so complete the CSA
3027 * immediately. In theory, with a count == 1 we
3028 * should delay the switch until just before the next
3029 * TBTT, but that would complicate things so we switch
3030 * immediately too. If we would delay the switch
3031 * until the next TBTT, we would have to set the probe
3034 * TODO: A channel switch with count <= 1 without
3035 * sending a CSA action frame is kind of useless,
3036 * because the clients won't know we're changing
3037 * channels. The action frame must be implemented
3038 * either here or in the userspace.
3040 if (params->count <= 1)
3043 if ((params->n_counter_offsets_beacon >
3044 IEEE80211_MAX_CSA_COUNTERS_NUM) ||
3045 (params->n_counter_offsets_presp >
3046 IEEE80211_MAX_CSA_COUNTERS_NUM))
3049 csa.counter_offsets_beacon = params->counter_offsets_beacon;
3050 csa.counter_offsets_presp = params->counter_offsets_presp;
3051 csa.n_counter_offsets_beacon = params->n_counter_offsets_beacon;
3052 csa.n_counter_offsets_presp = params->n_counter_offsets_presp;
3053 csa.count = params->count;
3055 err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa, &csa);
3057 kfree(sdata->u.ap.next_beacon);
3063 case NL80211_IFTYPE_ADHOC:
3064 if (!sdata->vif.bss_conf.ibss_joined)
3067 if (params->chandef.width != sdata->u.ibss.chandef.width)
3070 switch (params->chandef.width) {
3071 case NL80211_CHAN_WIDTH_40:
3072 if (cfg80211_get_chandef_type(¶ms->chandef) !=
3073 cfg80211_get_chandef_type(&sdata->u.ibss.chandef))
3075 case NL80211_CHAN_WIDTH_5:
3076 case NL80211_CHAN_WIDTH_10:
3077 case NL80211_CHAN_WIDTH_20_NOHT:
3078 case NL80211_CHAN_WIDTH_20:
3084 /* changes into another band are not supported */
3085 if (sdata->u.ibss.chandef.chan->band !=
3086 params->chandef.chan->band)
3089 /* see comments in the NL80211_IFTYPE_AP block */
3090 if (params->count > 1) {
3091 err = ieee80211_ibss_csa_beacon(sdata, params);
3097 ieee80211_send_action_csa(sdata, params);
3100 #ifdef CONFIG_MAC80211_MESH
3101 case NL80211_IFTYPE_MESH_POINT: {
3102 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
3104 if (params->chandef.width != sdata->vif.bss_conf.chandef.width)
3107 /* changes into another band are not supported */
3108 if (sdata->vif.bss_conf.chandef.chan->band !=
3109 params->chandef.chan->band)
3112 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) {
3113 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT;
3114 if (!ifmsh->pre_value)
3115 ifmsh->pre_value = 1;
3120 /* see comments in the NL80211_IFTYPE_AP block */
3121 if (params->count > 1) {
3122 err = ieee80211_mesh_csa_beacon(sdata, params);
3124 ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE;
3130 if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT)
3131 ieee80211_send_action_csa(sdata, params);
3144 __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3145 struct cfg80211_csa_settings *params)
3147 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3148 struct ieee80211_local *local = sdata->local;
3149 struct ieee80211_channel_switch ch_switch;
3150 struct ieee80211_chanctx_conf *conf;
3151 struct ieee80211_chanctx *chanctx;
3155 sdata_assert_lock(sdata);
3156 lockdep_assert_held(&local->mtx);
3158 if (!list_empty(&local->roc_list) || local->scanning)
3161 if (sdata->wdev.cac_started)
3164 if (cfg80211_chandef_identical(¶ms->chandef,
3165 &sdata->vif.bss_conf.chandef))
3168 /* don't allow another channel switch if one is already active. */
3169 if (sdata->vif.csa_active)
3172 mutex_lock(&local->chanctx_mtx);
3173 conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
3174 lockdep_is_held(&local->chanctx_mtx));
3180 chanctx = container_of(conf, struct ieee80211_chanctx, conf);
3182 ch_switch.timestamp = 0;
3183 ch_switch.device_timestamp = 0;
3184 ch_switch.block_tx = params->block_tx;
3185 ch_switch.chandef = params->chandef;
3186 ch_switch.count = params->count;
3188 err = drv_pre_channel_switch(sdata, &ch_switch);
3192 err = ieee80211_vif_reserve_chanctx(sdata, ¶ms->chandef,
3194 params->radar_required);
3198 /* if reservation is invalid then this will fail */
3199 err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0);
3201 ieee80211_vif_unreserve_chanctx(sdata);
3205 err = ieee80211_set_csa_beacon(sdata, params, &changed);
3207 ieee80211_vif_unreserve_chanctx(sdata);
3211 sdata->csa_chandef = params->chandef;
3212 sdata->csa_block_tx = params->block_tx;
3213 sdata->vif.csa_active = true;
3215 if (sdata->csa_block_tx)
3216 ieee80211_stop_vif_queues(local, sdata,
3217 IEEE80211_QUEUE_STOP_REASON_CSA);
3219 cfg80211_ch_switch_started_notify(sdata->dev, &sdata->csa_chandef,
3223 ieee80211_bss_info_change_notify(sdata, changed);
3224 drv_channel_switch_beacon(sdata, ¶ms->chandef);
3226 /* if the beacon didn't change, we can finalize immediately */
3227 ieee80211_csa_finalize(sdata);
3231 mutex_unlock(&local->chanctx_mtx);
3235 int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
3236 struct cfg80211_csa_settings *params)
3238 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3239 struct ieee80211_local *local = sdata->local;
3242 mutex_lock(&local->mtx);
3243 err = __ieee80211_channel_switch(wiphy, dev, params);
3244 mutex_unlock(&local->mtx);
3249 u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local)
3251 lockdep_assert_held(&local->mtx);
3253 local->roc_cookie_counter++;
3255 /* wow, you wrapped 64 bits ... more likely a bug */
3256 if (WARN_ON(local->roc_cookie_counter == 0))
3257 local->roc_cookie_counter++;
3259 return local->roc_cookie_counter;
3262 int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb,
3263 u64 *cookie, gfp_t gfp)
3265 unsigned long spin_flags;
3266 struct sk_buff *ack_skb;
3269 ack_skb = skb_copy(skb, gfp);
3273 spin_lock_irqsave(&local->ack_status_lock, spin_flags);
3274 id = idr_alloc(&local->ack_status_frames, ack_skb,
3275 1, 0x10000, GFP_ATOMIC);
3276 spin_unlock_irqrestore(&local->ack_status_lock, spin_flags);
3283 IEEE80211_SKB_CB(skb)->ack_frame_id = id;
3285 *cookie = ieee80211_mgmt_tx_cookie(local);
3286 IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie;
3291 static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
3292 struct wireless_dev *wdev,
3293 u16 frame_type, bool reg)
3295 struct ieee80211_local *local = wiphy_priv(wiphy);
3296 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3298 switch (frame_type) {
3299 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
3301 local->probe_req_reg++;
3302 sdata->vif.probe_req_reg++;
3304 if (local->probe_req_reg)
3305 local->probe_req_reg--;
3307 if (sdata->vif.probe_req_reg)
3308 sdata->vif.probe_req_reg--;
3311 if (!local->open_count)
3314 if (sdata->vif.probe_req_reg == 1)
3315 drv_config_iface_filter(local, sdata, FIF_PROBE_REQ,
3317 else if (sdata->vif.probe_req_reg == 0)
3318 drv_config_iface_filter(local, sdata, 0,
3321 ieee80211_configure_filter(local);
3328 static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
3330 struct ieee80211_local *local = wiphy_priv(wiphy);
3335 return drv_set_antenna(local, tx_ant, rx_ant);
3338 static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
3340 struct ieee80211_local *local = wiphy_priv(wiphy);
3342 return drv_get_antenna(local, tx_ant, rx_ant);
3345 static int ieee80211_set_rekey_data(struct wiphy *wiphy,
3346 struct net_device *dev,
3347 struct cfg80211_gtk_rekey_data *data)
3349 struct ieee80211_local *local = wiphy_priv(wiphy);
3350 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3352 if (!local->ops->set_rekey_data)
3355 drv_set_rekey_data(local, sdata, data);
3360 static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
3361 const u8 *peer, u64 *cookie)
3363 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3364 struct ieee80211_local *local = sdata->local;
3365 struct ieee80211_qos_hdr *nullfunc;
3366 struct sk_buff *skb;
3367 int size = sizeof(*nullfunc);
3370 struct ieee80211_tx_info *info;
3371 struct sta_info *sta;
3372 struct ieee80211_chanctx_conf *chanctx_conf;
3373 enum nl80211_band band;
3376 /* the lock is needed to assign the cookie later */
3377 mutex_lock(&local->mtx);
3380 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3381 if (WARN_ON(!chanctx_conf)) {
3385 band = chanctx_conf->def.chan->band;
3386 sta = sta_info_get_bss(sdata, peer);
3395 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3396 IEEE80211_STYPE_QOS_NULLFUNC |
3397 IEEE80211_FCTL_FROMDS);
3400 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3401 IEEE80211_STYPE_NULLFUNC |
3402 IEEE80211_FCTL_FROMDS);
3405 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
3413 skb_reserve(skb, local->hw.extra_tx_headroom);
3415 nullfunc = (void *) skb_put(skb, size);
3416 nullfunc->frame_control = fc;
3417 nullfunc->duration_id = 0;
3418 memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
3419 memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
3420 memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN);
3421 nullfunc->seq_ctrl = 0;
3423 info = IEEE80211_SKB_CB(skb);
3425 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
3426 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
3429 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
3432 nullfunc->qos_ctrl = cpu_to_le16(7);
3434 ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC);
3441 ieee80211_xmit(sdata, sta, skb);
3447 mutex_unlock(&local->mtx);
3452 static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
3453 struct wireless_dev *wdev,
3454 struct cfg80211_chan_def *chandef)
3456 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3457 struct ieee80211_local *local = wiphy_priv(wiphy);
3458 struct ieee80211_chanctx_conf *chanctx_conf;
3462 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3464 *chandef = sdata->vif.bss_conf.chandef;
3466 } else if (local->open_count > 0 &&
3467 local->open_count == local->monitors &&
3468 sdata->vif.type == NL80211_IFTYPE_MONITOR) {
3469 if (local->use_chanctx)
3470 *chandef = local->monitor_chandef;
3472 *chandef = local->_oper_chandef;
3481 static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
3483 drv_set_wakeup(wiphy_priv(wiphy), enabled);
3487 static int ieee80211_set_qos_map(struct wiphy *wiphy,
3488 struct net_device *dev,
3489 struct cfg80211_qos_map *qos_map)
3491 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3492 struct mac80211_qos_map *new_qos_map, *old_qos_map;
3495 new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL);
3498 memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map));
3500 /* A NULL qos_map was passed to disable QoS mapping */
3504 old_qos_map = sdata_dereference(sdata->qos_map, sdata);
3505 rcu_assign_pointer(sdata->qos_map, new_qos_map);
3507 kfree_rcu(old_qos_map, rcu_head);
3512 static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy,
3513 struct net_device *dev,
3514 struct cfg80211_chan_def *chandef)
3516 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3520 ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed);
3522 ieee80211_bss_info_change_notify(sdata, changed);
3527 static int ieee80211_add_tx_ts(struct wiphy *wiphy, struct net_device *dev,
3528 u8 tsid, const u8 *peer, u8 up,
3531 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3532 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3533 int ac = ieee802_1d_to_ac[up];
3535 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3538 if (!(sdata->wmm_acm & BIT(up)))
3541 if (ifmgd->tx_tspec[ac].admitted_time)
3544 if (admitted_time) {
3545 ifmgd->tx_tspec[ac].admitted_time = 32 * admitted_time;
3546 ifmgd->tx_tspec[ac].tsid = tsid;
3547 ifmgd->tx_tspec[ac].up = up;
3553 static int ieee80211_del_tx_ts(struct wiphy *wiphy, struct net_device *dev,
3554 u8 tsid, const u8 *peer)
3556 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3557 struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
3558 struct ieee80211_local *local = wiphy_priv(wiphy);
3561 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
3562 struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac];
3564 /* skip unused entries */
3565 if (!tx_tspec->admitted_time)
3568 if (tx_tspec->tsid != tsid)
3571 /* due to this new packets will be reassigned to non-ACM ACs */
3574 /* Make sure that all packets have been sent to avoid to
3575 * restore the QoS params on packets that are still on the
3579 ieee80211_flush_queues(local, sdata, false);
3581 /* restore the normal QoS parameters
3582 * (unconditionally to avoid races)
3584 tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE;
3585 tx_tspec->downgraded = false;
3586 ieee80211_sta_handle_tspec_ac_params(sdata);
3588 /* finally clear all the data */
3589 memset(tx_tspec, 0, sizeof(*tx_tspec));
3597 void ieee80211_nan_func_terminated(struct ieee80211_vif *vif,
3599 enum nl80211_nan_func_term_reason reason,
3602 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3603 struct cfg80211_nan_func *func;
3606 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
3609 spin_lock_bh(&sdata->u.nan.func_lock);
3611 func = idr_find(&sdata->u.nan.function_inst_ids, inst_id);
3612 if (WARN_ON(!func)) {
3613 spin_unlock_bh(&sdata->u.nan.func_lock);
3617 cookie = func->cookie;
3618 idr_remove(&sdata->u.nan.function_inst_ids, inst_id);
3620 spin_unlock_bh(&sdata->u.nan.func_lock);
3622 cfg80211_free_nan_func(func);
3624 cfg80211_nan_func_terminated(ieee80211_vif_to_wdev(vif), inst_id,
3625 reason, cookie, gfp);
3627 EXPORT_SYMBOL(ieee80211_nan_func_terminated);
3629 void ieee80211_nan_func_match(struct ieee80211_vif *vif,
3630 struct cfg80211_nan_match_params *match,
3633 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
3634 struct cfg80211_nan_func *func;
3636 if (WARN_ON(vif->type != NL80211_IFTYPE_NAN))
3639 spin_lock_bh(&sdata->u.nan.func_lock);
3641 func = idr_find(&sdata->u.nan.function_inst_ids, match->inst_id);
3642 if (WARN_ON(!func)) {
3643 spin_unlock_bh(&sdata->u.nan.func_lock);
3646 match->cookie = func->cookie;
3648 spin_unlock_bh(&sdata->u.nan.func_lock);
3650 cfg80211_nan_match(ieee80211_vif_to_wdev(vif), match, gfp);
3652 EXPORT_SYMBOL(ieee80211_nan_func_match);
3654 static int ieee80211_set_multicast_to_unicast(struct wiphy *wiphy,
3655 struct net_device *dev,
3658 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3660 sdata->u.ap.multicast_to_unicast = enabled;
3665 const struct cfg80211_ops mac80211_config_ops = {
3666 .add_virtual_intf = ieee80211_add_iface,
3667 .del_virtual_intf = ieee80211_del_iface,
3668 .change_virtual_intf = ieee80211_change_iface,
3669 .start_p2p_device = ieee80211_start_p2p_device,
3670 .stop_p2p_device = ieee80211_stop_p2p_device,
3671 .add_key = ieee80211_add_key,
3672 .del_key = ieee80211_del_key,
3673 .get_key = ieee80211_get_key,
3674 .set_default_key = ieee80211_config_default_key,
3675 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
3676 .start_ap = ieee80211_start_ap,
3677 .change_beacon = ieee80211_change_beacon,
3678 .stop_ap = ieee80211_stop_ap,
3679 .add_station = ieee80211_add_station,
3680 .del_station = ieee80211_del_station,
3681 .change_station = ieee80211_change_station,
3682 .get_station = ieee80211_get_station,
3683 .dump_station = ieee80211_dump_station,
3684 .dump_survey = ieee80211_dump_survey,
3685 #ifdef CONFIG_MAC80211_MESH
3686 .add_mpath = ieee80211_add_mpath,
3687 .del_mpath = ieee80211_del_mpath,
3688 .change_mpath = ieee80211_change_mpath,
3689 .get_mpath = ieee80211_get_mpath,
3690 .dump_mpath = ieee80211_dump_mpath,
3691 .get_mpp = ieee80211_get_mpp,
3692 .dump_mpp = ieee80211_dump_mpp,
3693 .update_mesh_config = ieee80211_update_mesh_config,
3694 .get_mesh_config = ieee80211_get_mesh_config,
3695 .join_mesh = ieee80211_join_mesh,
3696 .leave_mesh = ieee80211_leave_mesh,
3698 .join_ocb = ieee80211_join_ocb,
3699 .leave_ocb = ieee80211_leave_ocb,
3700 .change_bss = ieee80211_change_bss,
3701 .set_txq_params = ieee80211_set_txq_params,
3702 .set_monitor_channel = ieee80211_set_monitor_channel,
3703 .suspend = ieee80211_suspend,
3704 .resume = ieee80211_resume,
3705 .scan = ieee80211_scan,
3706 .abort_scan = ieee80211_abort_scan,
3707 .sched_scan_start = ieee80211_sched_scan_start,
3708 .sched_scan_stop = ieee80211_sched_scan_stop,
3709 .auth = ieee80211_auth,
3710 .assoc = ieee80211_assoc,
3711 .deauth = ieee80211_deauth,
3712 .disassoc = ieee80211_disassoc,
3713 .join_ibss = ieee80211_join_ibss,
3714 .leave_ibss = ieee80211_leave_ibss,
3715 .set_mcast_rate = ieee80211_set_mcast_rate,
3716 .set_wiphy_params = ieee80211_set_wiphy_params,
3717 .set_tx_power = ieee80211_set_tx_power,
3718 .get_tx_power = ieee80211_get_tx_power,
3719 .set_wds_peer = ieee80211_set_wds_peer,
3720 .rfkill_poll = ieee80211_rfkill_poll,
3721 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
3722 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
3723 .set_power_mgmt = ieee80211_set_power_mgmt,
3724 .set_bitrate_mask = ieee80211_set_bitrate_mask,
3725 .remain_on_channel = ieee80211_remain_on_channel,
3726 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
3727 .mgmt_tx = ieee80211_mgmt_tx,
3728 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
3729 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
3730 .set_cqm_rssi_range_config = ieee80211_set_cqm_rssi_range_config,
3731 .mgmt_frame_register = ieee80211_mgmt_frame_register,
3732 .set_antenna = ieee80211_set_antenna,
3733 .get_antenna = ieee80211_get_antenna,
3734 .set_rekey_data = ieee80211_set_rekey_data,
3735 .tdls_oper = ieee80211_tdls_oper,
3736 .tdls_mgmt = ieee80211_tdls_mgmt,
3737 .tdls_channel_switch = ieee80211_tdls_channel_switch,
3738 .tdls_cancel_channel_switch = ieee80211_tdls_cancel_channel_switch,
3739 .probe_client = ieee80211_probe_client,
3740 .set_noack_map = ieee80211_set_noack_map,
3742 .set_wakeup = ieee80211_set_wakeup,
3744 .get_channel = ieee80211_cfg_get_channel,
3745 .start_radar_detection = ieee80211_start_radar_detection,
3746 .channel_switch = ieee80211_channel_switch,
3747 .set_qos_map = ieee80211_set_qos_map,
3748 .set_ap_chanwidth = ieee80211_set_ap_chanwidth,
3749 .add_tx_ts = ieee80211_add_tx_ts,
3750 .del_tx_ts = ieee80211_del_tx_ts,
3751 .start_nan = ieee80211_start_nan,
3752 .stop_nan = ieee80211_stop_nan,
3753 .nan_change_conf = ieee80211_nan_change_conf,
3754 .add_nan_func = ieee80211_add_nan_func,
3755 .del_nan_func = ieee80211_del_nan_func,
3756 .set_multicast_to_unicast = ieee80211_set_multicast_to_unicast,