2 * mac80211 configuration hooks for cfg80211
4 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
6 * This file is GPLv2 as found in COPYING.
9 #include <linux/ieee80211.h>
10 #include <linux/nl80211.h>
11 #include <linux/rtnetlink.h>
12 #include <linux/slab.h>
13 #include <net/net_namespace.h>
14 #include <linux/rcupdate.h>
15 #include <linux/if_ether.h>
16 #include <net/cfg80211.h>
17 #include "ieee80211_i.h"
18 #include "driver-ops.h"
23 static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy,
25 enum nl80211_iftype type,
27 struct vif_params *params)
29 struct ieee80211_local *local = wiphy_priv(wiphy);
30 struct wireless_dev *wdev;
31 struct ieee80211_sub_if_data *sdata;
34 err = ieee80211_if_add(local, name, &wdev, type, params);
38 if (type == NL80211_IFTYPE_MONITOR && flags) {
39 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
40 sdata->u.mntr_flags = *flags;
46 static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
48 ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev));
53 static int ieee80211_change_iface(struct wiphy *wiphy,
54 struct net_device *dev,
55 enum nl80211_iftype type, u32 *flags,
56 struct vif_params *params)
58 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
61 ret = ieee80211_if_change_type(sdata, type);
65 if (type == NL80211_IFTYPE_AP_VLAN &&
66 params && params->use_4addr == 0)
67 RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
68 else if (type == NL80211_IFTYPE_STATION &&
69 params && params->use_4addr >= 0)
70 sdata->u.mgd.use_4addr = params->use_4addr;
72 if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags) {
73 struct ieee80211_local *local = sdata->local;
75 if (ieee80211_sdata_running(sdata)) {
76 u32 mask = MONITOR_FLAG_COOK_FRAMES |
80 * Prohibit MONITOR_FLAG_COOK_FRAMES and
81 * MONITOR_FLAG_ACTIVE to be changed while the
83 * Else we would need to add a lot of cruft
84 * to update everything:
85 * cooked_mntrs, monitor and all fif_* counters
86 * reconfigure hardware
88 if ((*flags & mask) != (sdata->u.mntr_flags & mask))
91 ieee80211_adjust_monitor_flags(sdata, -1);
92 sdata->u.mntr_flags = *flags;
93 ieee80211_adjust_monitor_flags(sdata, 1);
95 ieee80211_configure_filter(local);
98 * Because the interface is down, ieee80211_do_stop
99 * and ieee80211_do_open take care of "everything"
100 * mentioned in the comment above.
102 sdata->u.mntr_flags = *flags;
109 static int ieee80211_start_p2p_device(struct wiphy *wiphy,
110 struct wireless_dev *wdev)
112 return ieee80211_do_open(wdev, true);
115 static void ieee80211_stop_p2p_device(struct wiphy *wiphy,
116 struct wireless_dev *wdev)
118 ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev));
121 static int ieee80211_set_noack_map(struct wiphy *wiphy,
122 struct net_device *dev,
125 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
127 sdata->noack_map = noack_map;
131 static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
132 u8 key_idx, bool pairwise, const u8 *mac_addr,
133 struct key_params *params)
135 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
136 struct sta_info *sta = NULL;
137 struct ieee80211_key *key;
140 if (!ieee80211_sdata_running(sdata))
143 /* reject WEP and TKIP keys if WEP failed to initialize */
144 switch (params->cipher) {
145 case WLAN_CIPHER_SUITE_WEP40:
146 case WLAN_CIPHER_SUITE_TKIP:
147 case WLAN_CIPHER_SUITE_WEP104:
148 if (IS_ERR(sdata->local->wep_tx_tfm))
155 key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len,
156 params->key, params->seq_len, params->seq);
161 key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;
163 mutex_lock(&sdata->local->sta_mtx);
166 if (ieee80211_vif_is_mesh(&sdata->vif))
167 sta = sta_info_get(sdata, mac_addr);
169 sta = sta_info_get_bss(sdata, mac_addr);
171 * The ASSOC test makes sure the driver is ready to
172 * receive the key. When wpa_supplicant has roamed
173 * using FT, it attempts to set the key before
174 * association has completed, this rejects that attempt
175 * so it will set the key again after assocation.
177 * TODO: accept the key if we have a station entry and
178 * add it to the device after the station.
180 if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) {
181 ieee80211_key_free_unused(key);
187 switch (sdata->vif.type) {
188 case NL80211_IFTYPE_STATION:
189 if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED)
190 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
192 case NL80211_IFTYPE_AP:
193 case NL80211_IFTYPE_AP_VLAN:
194 /* Keys without a station are used for TX only */
195 if (key->sta && test_sta_flag(key->sta, WLAN_STA_MFP))
196 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
198 case NL80211_IFTYPE_ADHOC:
201 case NL80211_IFTYPE_MESH_POINT:
202 #ifdef CONFIG_MAC80211_MESH
203 if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE)
204 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
207 case NL80211_IFTYPE_WDS:
208 case NL80211_IFTYPE_MONITOR:
209 case NL80211_IFTYPE_P2P_DEVICE:
210 case NL80211_IFTYPE_UNSPECIFIED:
211 case NUM_NL80211_IFTYPES:
212 case NL80211_IFTYPE_P2P_CLIENT:
213 case NL80211_IFTYPE_P2P_GO:
214 /* shouldn't happen */
219 err = ieee80211_key_link(key, sdata, sta);
222 mutex_unlock(&sdata->local->sta_mtx);
227 static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
228 u8 key_idx, bool pairwise, const u8 *mac_addr)
230 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
231 struct ieee80211_local *local = sdata->local;
232 struct sta_info *sta;
233 struct ieee80211_key *key = NULL;
236 mutex_lock(&local->sta_mtx);
237 mutex_lock(&local->key_mtx);
242 sta = sta_info_get_bss(sdata, mac_addr);
247 key = key_mtx_dereference(local, sta->ptk);
249 key = key_mtx_dereference(local, sta->gtk[key_idx]);
251 key = key_mtx_dereference(local, sdata->keys[key_idx]);
258 ieee80211_key_free(key, true);
262 mutex_unlock(&local->key_mtx);
263 mutex_unlock(&local->sta_mtx);
268 static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
269 u8 key_idx, bool pairwise, const u8 *mac_addr,
271 void (*callback)(void *cookie,
272 struct key_params *params))
274 struct ieee80211_sub_if_data *sdata;
275 struct sta_info *sta = NULL;
277 struct key_params params;
278 struct ieee80211_key *key = NULL;
284 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
289 sta = sta_info_get_bss(sdata, mac_addr);
294 key = rcu_dereference(sta->ptk);
295 else if (key_idx < NUM_DEFAULT_KEYS)
296 key = rcu_dereference(sta->gtk[key_idx]);
298 key = rcu_dereference(sdata->keys[key_idx]);
303 memset(¶ms, 0, sizeof(params));
305 params.cipher = key->conf.cipher;
307 switch (key->conf.cipher) {
308 case WLAN_CIPHER_SUITE_TKIP:
309 iv32 = key->u.tkip.tx.iv32;
310 iv16 = key->u.tkip.tx.iv16;
312 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)
313 drv_get_tkip_seq(sdata->local,
314 key->conf.hw_key_idx,
317 seq[0] = iv16 & 0xff;
318 seq[1] = (iv16 >> 8) & 0xff;
319 seq[2] = iv32 & 0xff;
320 seq[3] = (iv32 >> 8) & 0xff;
321 seq[4] = (iv32 >> 16) & 0xff;
322 seq[5] = (iv32 >> 24) & 0xff;
326 case WLAN_CIPHER_SUITE_CCMP:
327 pn64 = atomic64_read(&key->u.ccmp.tx_pn);
337 case WLAN_CIPHER_SUITE_AES_CMAC:
338 pn64 = atomic64_read(&key->u.aes_cmac.tx_pn);
350 params.key = key->conf.key;
351 params.key_len = key->conf.keylen;
353 callback(cookie, ¶ms);
361 static int ieee80211_config_default_key(struct wiphy *wiphy,
362 struct net_device *dev,
363 u8 key_idx, bool uni,
366 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
368 ieee80211_set_default_key(sdata, key_idx, uni, multi);
373 static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
374 struct net_device *dev,
377 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
379 ieee80211_set_default_mgmt_key(sdata, key_idx);
384 void sta_set_rate_info_tx(struct sta_info *sta,
385 const struct ieee80211_tx_rate *rate,
386 struct rate_info *rinfo)
389 if (rate->flags & IEEE80211_TX_RC_MCS) {
390 rinfo->flags |= RATE_INFO_FLAGS_MCS;
391 rinfo->mcs = rate->idx;
392 } else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) {
393 rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
394 rinfo->mcs = ieee80211_rate_get_vht_mcs(rate);
395 rinfo->nss = ieee80211_rate_get_vht_nss(rate);
397 struct ieee80211_supported_band *sband;
398 int shift = ieee80211_vif_get_shift(&sta->sdata->vif);
401 sband = sta->local->hw.wiphy->bands[
402 ieee80211_get_sdata_band(sta->sdata)];
403 brate = sband->bitrates[rate->idx].bitrate;
404 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
406 if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
407 rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
408 if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
409 rinfo->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
410 if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
411 rinfo->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
412 if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
413 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
416 void sta_set_rate_info_rx(struct sta_info *sta, struct rate_info *rinfo)
420 if (sta->last_rx_rate_flag & RX_FLAG_HT) {
421 rinfo->flags |= RATE_INFO_FLAGS_MCS;
422 rinfo->mcs = sta->last_rx_rate_idx;
423 } else if (sta->last_rx_rate_flag & RX_FLAG_VHT) {
424 rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
425 rinfo->nss = sta->last_rx_rate_vht_nss;
426 rinfo->mcs = sta->last_rx_rate_idx;
428 struct ieee80211_supported_band *sband;
429 int shift = ieee80211_vif_get_shift(&sta->sdata->vif);
432 sband = sta->local->hw.wiphy->bands[
433 ieee80211_get_sdata_band(sta->sdata)];
434 brate = sband->bitrates[sta->last_rx_rate_idx].bitrate;
435 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
438 if (sta->last_rx_rate_flag & RX_FLAG_40MHZ)
439 rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
440 if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI)
441 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
442 if (sta->last_rx_rate_flag & RX_FLAG_80MHZ)
443 rinfo->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
444 if (sta->last_rx_rate_flag & RX_FLAG_80P80MHZ)
445 rinfo->flags |= RATE_INFO_FLAGS_80P80_MHZ_WIDTH;
446 if (sta->last_rx_rate_flag & RX_FLAG_160MHZ)
447 rinfo->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
450 static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
452 struct ieee80211_sub_if_data *sdata = sta->sdata;
453 struct ieee80211_local *local = sdata->local;
454 struct timespec uptime;
458 sinfo->generation = sdata->local->sta_generation;
460 sinfo->filled = STATION_INFO_INACTIVE_TIME |
461 STATION_INFO_RX_BYTES64 |
462 STATION_INFO_TX_BYTES64 |
463 STATION_INFO_RX_PACKETS |
464 STATION_INFO_TX_PACKETS |
465 STATION_INFO_TX_RETRIES |
466 STATION_INFO_TX_FAILED |
467 STATION_INFO_TX_BITRATE |
468 STATION_INFO_RX_BITRATE |
469 STATION_INFO_RX_DROP_MISC |
470 STATION_INFO_BSS_PARAM |
471 STATION_INFO_CONNECTED_TIME |
472 STATION_INFO_STA_FLAGS |
473 STATION_INFO_BEACON_LOSS_COUNT;
475 do_posix_clock_monotonic_gettime(&uptime);
476 sinfo->connected_time = uptime.tv_sec - sta->last_connected;
478 sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
480 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
481 sinfo->tx_bytes += sta->tx_bytes[ac];
482 packets += sta->tx_packets[ac];
484 sinfo->tx_packets = packets;
485 sinfo->rx_bytes = sta->rx_bytes;
486 sinfo->rx_packets = sta->rx_packets;
487 sinfo->tx_retries = sta->tx_retry_count;
488 sinfo->tx_failed = sta->tx_retry_failed;
489 sinfo->rx_dropped_misc = sta->rx_dropped;
490 sinfo->beacon_loss_count = sta->beacon_loss_count;
492 if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
493 (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
494 sinfo->filled |= STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG;
495 if (!local->ops->get_rssi ||
496 drv_get_rssi(local, sdata, &sta->sta, &sinfo->signal))
497 sinfo->signal = (s8)sta->last_signal;
498 sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
501 sinfo->filled |= STATION_INFO_CHAIN_SIGNAL |
502 STATION_INFO_CHAIN_SIGNAL_AVG;
504 sinfo->chains = sta->chains;
505 for (i = 0; i < ARRAY_SIZE(sinfo->chain_signal); i++) {
506 sinfo->chain_signal[i] = sta->chain_signal_last[i];
507 sinfo->chain_signal_avg[i] =
508 (s8) -ewma_read(&sta->chain_signal_avg[i]);
512 sta_set_rate_info_tx(sta, &sta->last_tx_rate, &sinfo->txrate);
513 sta_set_rate_info_rx(sta, &sinfo->rxrate);
515 if (ieee80211_vif_is_mesh(&sdata->vif)) {
516 #ifdef CONFIG_MAC80211_MESH
517 sinfo->filled |= STATION_INFO_LLID |
519 STATION_INFO_PLINK_STATE |
520 STATION_INFO_LOCAL_PM |
521 STATION_INFO_PEER_PM |
522 STATION_INFO_NONPEER_PM;
524 sinfo->llid = le16_to_cpu(sta->llid);
525 sinfo->plid = le16_to_cpu(sta->plid);
526 sinfo->plink_state = sta->plink_state;
527 if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) {
528 sinfo->filled |= STATION_INFO_T_OFFSET;
529 sinfo->t_offset = sta->t_offset;
531 sinfo->local_pm = sta->local_pm;
532 sinfo->peer_pm = sta->peer_pm;
533 sinfo->nonpeer_pm = sta->nonpeer_pm;
537 sinfo->bss_param.flags = 0;
538 if (sdata->vif.bss_conf.use_cts_prot)
539 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT;
540 if (sdata->vif.bss_conf.use_short_preamble)
541 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE;
542 if (sdata->vif.bss_conf.use_short_slot)
543 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
544 sinfo->bss_param.dtim_period = sdata->local->hw.conf.ps_dtim_period;
545 sinfo->bss_param.beacon_interval = sdata->vif.bss_conf.beacon_int;
547 sinfo->sta_flags.set = 0;
548 sinfo->sta_flags.mask = BIT(NL80211_STA_FLAG_AUTHORIZED) |
549 BIT(NL80211_STA_FLAG_SHORT_PREAMBLE) |
550 BIT(NL80211_STA_FLAG_WME) |
551 BIT(NL80211_STA_FLAG_MFP) |
552 BIT(NL80211_STA_FLAG_AUTHENTICATED) |
553 BIT(NL80211_STA_FLAG_ASSOCIATED) |
554 BIT(NL80211_STA_FLAG_TDLS_PEER);
555 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
556 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
557 if (test_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE))
558 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
559 if (test_sta_flag(sta, WLAN_STA_WME))
560 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_WME);
561 if (test_sta_flag(sta, WLAN_STA_MFP))
562 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_MFP);
563 if (test_sta_flag(sta, WLAN_STA_AUTH))
564 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
565 if (test_sta_flag(sta, WLAN_STA_ASSOC))
566 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
567 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER))
568 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
571 static const char ieee80211_gstrings_sta_stats[][ETH_GSTRING_LEN] = {
572 "rx_packets", "rx_bytes", "wep_weak_iv_count",
573 "rx_duplicates", "rx_fragments", "rx_dropped",
574 "tx_packets", "tx_bytes", "tx_fragments",
575 "tx_filtered", "tx_retry_failed", "tx_retries",
576 "beacon_loss", "sta_state", "txrate", "rxrate", "signal",
577 "channel", "noise", "ch_time", "ch_time_busy",
578 "ch_time_ext_busy", "ch_time_rx", "ch_time_tx"
580 #define STA_STATS_LEN ARRAY_SIZE(ieee80211_gstrings_sta_stats)
582 static int ieee80211_get_et_sset_count(struct wiphy *wiphy,
583 struct net_device *dev,
586 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
589 if (sset == ETH_SS_STATS)
592 rv += drv_get_et_sset_count(sdata, sset);
599 static void ieee80211_get_et_stats(struct wiphy *wiphy,
600 struct net_device *dev,
601 struct ethtool_stats *stats,
604 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
605 struct ieee80211_chanctx_conf *chanctx_conf;
606 struct ieee80211_channel *channel;
607 struct sta_info *sta;
608 struct ieee80211_local *local = sdata->local;
609 struct station_info sinfo;
610 struct survey_info survey;
612 #define STA_STATS_SURVEY_LEN 7
614 memset(data, 0, sizeof(u64) * STA_STATS_LEN);
616 #define ADD_STA_STATS(sta) \
618 data[i++] += sta->rx_packets; \
619 data[i++] += sta->rx_bytes; \
620 data[i++] += sta->wep_weak_iv_count; \
621 data[i++] += sta->num_duplicates; \
622 data[i++] += sta->rx_fragments; \
623 data[i++] += sta->rx_dropped; \
625 data[i++] += sinfo.tx_packets; \
626 data[i++] += sinfo.tx_bytes; \
627 data[i++] += sta->tx_fragments; \
628 data[i++] += sta->tx_filtered_count; \
629 data[i++] += sta->tx_retry_failed; \
630 data[i++] += sta->tx_retry_count; \
631 data[i++] += sta->beacon_loss_count; \
634 /* For Managed stations, find the single station based on BSSID
635 * and use that. For interface types, iterate through all available
636 * stations and add stats for any station that is assigned to this
640 mutex_lock(&local->sta_mtx);
642 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
643 sta = sta_info_get_bss(sdata, sdata->u.mgd.bssid);
645 if (!(sta && !WARN_ON(sta->sdata->dev != dev)))
649 sta_set_sinfo(sta, &sinfo);
654 data[i++] = sta->sta_state;
657 if (sinfo.filled & STATION_INFO_TX_BITRATE)
659 cfg80211_calculate_bitrate(&sinfo.txrate);
661 if (sinfo.filled & STATION_INFO_RX_BITRATE)
663 cfg80211_calculate_bitrate(&sinfo.rxrate);
666 if (sinfo.filled & STATION_INFO_SIGNAL_AVG)
667 data[i] = (u8)sinfo.signal_avg;
670 list_for_each_entry(sta, &local->sta_list, list) {
671 /* Make sure this station belongs to the proper dev */
672 if (sta->sdata->dev != dev)
681 i = STA_STATS_LEN - STA_STATS_SURVEY_LEN;
682 /* Get survey stats for current channel */
686 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
688 channel = chanctx_conf->def.chan;
697 if (drv_get_survey(local, q, &survey) != 0) {
702 } while (channel != survey.channel);
706 data[i++] = survey.channel->center_freq;
709 if (survey.filled & SURVEY_INFO_NOISE_DBM)
710 data[i++] = (u8)survey.noise;
713 if (survey.filled & SURVEY_INFO_CHANNEL_TIME)
714 data[i++] = survey.channel_time;
717 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_BUSY)
718 data[i++] = survey.channel_time_busy;
721 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY)
722 data[i++] = survey.channel_time_ext_busy;
725 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_RX)
726 data[i++] = survey.channel_time_rx;
729 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_TX)
730 data[i++] = survey.channel_time_tx;
734 mutex_unlock(&local->sta_mtx);
736 if (WARN_ON(i != STA_STATS_LEN))
739 drv_get_et_stats(sdata, stats, &(data[STA_STATS_LEN]));
742 static void ieee80211_get_et_strings(struct wiphy *wiphy,
743 struct net_device *dev,
746 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
747 int sz_sta_stats = 0;
749 if (sset == ETH_SS_STATS) {
750 sz_sta_stats = sizeof(ieee80211_gstrings_sta_stats);
751 memcpy(data, ieee80211_gstrings_sta_stats, sz_sta_stats);
753 drv_get_et_strings(sdata, sset, &(data[sz_sta_stats]));
756 static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
757 int idx, u8 *mac, struct station_info *sinfo)
759 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
760 struct ieee80211_local *local = sdata->local;
761 struct sta_info *sta;
764 mutex_lock(&local->sta_mtx);
766 sta = sta_info_get_by_idx(sdata, idx);
769 memcpy(mac, sta->sta.addr, ETH_ALEN);
770 sta_set_sinfo(sta, sinfo);
773 mutex_unlock(&local->sta_mtx);
778 static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
779 int idx, struct survey_info *survey)
781 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
783 return drv_get_survey(local, idx, survey);
786 static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
787 u8 *mac, struct station_info *sinfo)
789 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
790 struct ieee80211_local *local = sdata->local;
791 struct sta_info *sta;
794 mutex_lock(&local->sta_mtx);
796 sta = sta_info_get_bss(sdata, mac);
799 sta_set_sinfo(sta, sinfo);
802 mutex_unlock(&local->sta_mtx);
807 static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
808 struct cfg80211_chan_def *chandef)
810 struct ieee80211_local *local = wiphy_priv(wiphy);
811 struct ieee80211_sub_if_data *sdata;
814 if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
817 mutex_lock(&local->iflist_mtx);
818 if (local->use_chanctx) {
819 sdata = rcu_dereference_protected(
820 local->monitor_sdata,
821 lockdep_is_held(&local->iflist_mtx));
823 ieee80211_vif_release_channel(sdata);
824 ret = ieee80211_vif_use_channel(sdata, chandef,
825 IEEE80211_CHANCTX_EXCLUSIVE);
827 } else if (local->open_count == local->monitors) {
828 local->_oper_chandef = *chandef;
829 ieee80211_hw_config(local, 0);
833 local->monitor_chandef = *chandef;
834 mutex_unlock(&local->iflist_mtx);
839 static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
840 const u8 *resp, size_t resp_len)
842 struct probe_resp *new, *old;
844 if (!resp || !resp_len)
847 old = rtnl_dereference(sdata->u.ap.probe_resp);
849 new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL);
854 memcpy(new->data, resp, resp_len);
856 rcu_assign_pointer(sdata->u.ap.probe_resp, new);
858 kfree_rcu(old, rcu_head);
863 int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
864 struct cfg80211_beacon_data *params)
866 struct beacon_data *new, *old;
867 int new_head_len, new_tail_len;
869 u32 changed = BSS_CHANGED_BEACON;
871 old = rtnl_dereference(sdata->u.ap.beacon);
873 /* Need to have a beacon head if we don't have one yet */
874 if (!params->head && !old)
877 /* new or old head? */
879 new_head_len = params->head_len;
881 new_head_len = old->head_len;
883 /* new or old tail? */
884 if (params->tail || !old)
885 /* params->tail_len will be zero for !params->tail */
886 new_tail_len = params->tail_len;
888 new_tail_len = old->tail_len;
890 size = sizeof(*new) + new_head_len + new_tail_len;
892 new = kzalloc(size, GFP_KERNEL);
896 /* start filling the new info now */
899 * pointers go into the block we allocated,
900 * memory is | beacon_data | head | tail |
902 new->head = ((u8 *) new) + sizeof(*new);
903 new->tail = new->head + new_head_len;
904 new->head_len = new_head_len;
905 new->tail_len = new_tail_len;
909 memcpy(new->head, params->head, new_head_len);
911 memcpy(new->head, old->head, new_head_len);
913 /* copy in optional tail */
915 memcpy(new->tail, params->tail, new_tail_len);
918 memcpy(new->tail, old->tail, new_tail_len);
920 err = ieee80211_set_probe_resp(sdata, params->probe_resp,
921 params->probe_resp_len);
925 changed |= BSS_CHANGED_AP_PROBE_RESP;
927 rcu_assign_pointer(sdata->u.ap.beacon, new);
930 kfree_rcu(old, rcu_head);
935 static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
936 struct cfg80211_ap_settings *params)
938 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
939 struct beacon_data *old;
940 struct ieee80211_sub_if_data *vlan;
941 u32 changed = BSS_CHANGED_BEACON_INT |
942 BSS_CHANGED_BEACON_ENABLED |
948 old = rtnl_dereference(sdata->u.ap.beacon);
952 /* TODO: make hostapd tell us what it wants */
953 sdata->smps_mode = IEEE80211_SMPS_OFF;
954 sdata->needed_rx_chains = sdata->local->rx_chains;
955 sdata->radar_required = params->radar_required;
957 err = ieee80211_vif_use_channel(sdata, ¶ms->chandef,
958 IEEE80211_CHANCTX_SHARED);
961 ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
964 * Apply control port protocol, this allows us to
965 * not encrypt dynamic WEP control frames.
967 sdata->control_port_protocol = params->crypto.control_port_ethertype;
968 sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt;
969 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
970 vlan->control_port_protocol =
971 params->crypto.control_port_ethertype;
972 vlan->control_port_no_encrypt =
973 params->crypto.control_port_no_encrypt;
976 sdata->vif.bss_conf.beacon_int = params->beacon_interval;
977 sdata->vif.bss_conf.dtim_period = params->dtim_period;
978 sdata->vif.bss_conf.enable_beacon = true;
980 sdata->vif.bss_conf.ssid_len = params->ssid_len;
981 if (params->ssid_len)
982 memcpy(sdata->vif.bss_conf.ssid, params->ssid,
984 sdata->vif.bss_conf.hidden_ssid =
985 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
987 memset(&sdata->vif.bss_conf.p2p_noa_attr, 0,
988 sizeof(sdata->vif.bss_conf.p2p_noa_attr));
989 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow =
990 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
991 if (params->p2p_opp_ps)
992 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
993 IEEE80211_P2P_OPPPS_ENABLE_BIT;
995 err = ieee80211_assign_beacon(sdata, ¶ms->beacon);
1000 err = drv_start_ap(sdata->local, sdata);
1002 old = rtnl_dereference(sdata->u.ap.beacon);
1004 kfree_rcu(old, rcu_head);
1005 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
1009 ieee80211_bss_info_change_notify(sdata, changed);
1011 netif_carrier_on(dev);
1012 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1013 netif_carrier_on(vlan->dev);
1018 static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
1019 struct cfg80211_beacon_data *params)
1021 struct ieee80211_sub_if_data *sdata;
1022 struct beacon_data *old;
1025 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1027 /* don't allow changing the beacon while CSA is in place - offset
1028 * of channel switch counter may change
1030 if (sdata->vif.csa_active)
1033 old = rtnl_dereference(sdata->u.ap.beacon);
1037 err = ieee80211_assign_beacon(sdata, params);
1040 ieee80211_bss_info_change_notify(sdata, err);
1044 static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
1046 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1047 struct ieee80211_sub_if_data *vlan;
1048 struct ieee80211_local *local = sdata->local;
1049 struct beacon_data *old_beacon;
1050 struct probe_resp *old_probe_resp;
1052 old_beacon = rtnl_dereference(sdata->u.ap.beacon);
1055 old_probe_resp = rtnl_dereference(sdata->u.ap.probe_resp);
1057 /* abort any running channel switch */
1058 sdata->vif.csa_active = false;
1059 cancel_work_sync(&sdata->csa_finalize_work);
1061 /* turn off carrier for this interface and dependent VLANs */
1062 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1063 netif_carrier_off(vlan->dev);
1064 netif_carrier_off(dev);
1066 /* remove beacon and probe response */
1067 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
1068 RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
1069 kfree_rcu(old_beacon, rcu_head);
1071 kfree_rcu(old_probe_resp, rcu_head);
1073 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1074 sta_info_flush_defer(vlan);
1075 sta_info_flush_defer(sdata);
1078 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
1079 sta_info_flush_cleanup(vlan);
1080 ieee80211_free_keys(vlan);
1082 sta_info_flush_cleanup(sdata);
1083 ieee80211_free_keys(sdata);
1085 sdata->vif.bss_conf.enable_beacon = false;
1086 sdata->vif.bss_conf.ssid_len = 0;
1087 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
1088 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
1090 if (sdata->wdev.cac_started) {
1091 cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
1092 cfg80211_cac_event(sdata->dev, NL80211_RADAR_CAC_ABORTED,
1096 drv_stop_ap(sdata->local, sdata);
1098 /* free all potentially still buffered bcast frames */
1099 local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
1100 skb_queue_purge(&sdata->u.ap.ps.bc_buf);
1102 ieee80211_vif_copy_chanctx_to_vlans(sdata, true);
1103 ieee80211_vif_release_channel(sdata);
1108 /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
1109 struct iapp_layer2_update {
1110 u8 da[ETH_ALEN]; /* broadcast */
1111 u8 sa[ETH_ALEN]; /* STA addr */
1119 static void ieee80211_send_layer2_update(struct sta_info *sta)
1121 struct iapp_layer2_update *msg;
1122 struct sk_buff *skb;
1124 /* Send Level 2 Update Frame to update forwarding tables in layer 2
1127 skb = dev_alloc_skb(sizeof(*msg));
1130 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
1132 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
1133 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
1135 eth_broadcast_addr(msg->da);
1136 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
1137 msg->len = htons(6);
1139 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
1140 msg->control = 0xaf; /* XID response lsb.1111F101.
1141 * F=0 (no poll command; unsolicited frame) */
1142 msg->xid_info[0] = 0x81; /* XID format identifier */
1143 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
1144 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
1146 skb->dev = sta->sdata->dev;
1147 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
1148 memset(skb->cb, 0, sizeof(skb->cb));
1152 static int sta_apply_auth_flags(struct ieee80211_local *local,
1153 struct sta_info *sta,
1158 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1159 set & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1160 !test_sta_flag(sta, WLAN_STA_AUTH)) {
1161 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1166 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1167 set & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1168 !test_sta_flag(sta, WLAN_STA_ASSOC)) {
1169 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1174 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1175 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
1176 ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
1177 else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1178 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
1185 if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) &&
1186 !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) &&
1187 test_sta_flag(sta, WLAN_STA_ASSOC)) {
1188 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
1193 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1194 !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) &&
1195 test_sta_flag(sta, WLAN_STA_AUTH)) {
1196 ret = sta_info_move_state(sta, IEEE80211_STA_NONE);
1204 static int sta_apply_parameters(struct ieee80211_local *local,
1205 struct sta_info *sta,
1206 struct station_parameters *params)
1209 struct ieee80211_supported_band *sband;
1210 struct ieee80211_sub_if_data *sdata = sta->sdata;
1211 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
1214 sband = local->hw.wiphy->bands[band];
1216 mask = params->sta_flags_mask;
1217 set = params->sta_flags_set;
1219 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1221 * In mesh mode, ASSOCIATED isn't part of the nl80211
1222 * API but must follow AUTHENTICATED for driver state.
1224 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1225 mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1226 if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1227 set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
1228 } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1230 * TDLS -- everything follows authorized, but
1231 * only becoming authorized is possible, not
1234 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1235 set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1236 BIT(NL80211_STA_FLAG_ASSOCIATED);
1237 mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) |
1238 BIT(NL80211_STA_FLAG_ASSOCIATED);
1242 ret = sta_apply_auth_flags(local, sta, mask, set);
1246 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
1247 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1248 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1250 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1253 if (mask & BIT(NL80211_STA_FLAG_WME)) {
1254 if (set & BIT(NL80211_STA_FLAG_WME)) {
1255 set_sta_flag(sta, WLAN_STA_WME);
1256 sta->sta.wme = true;
1258 clear_sta_flag(sta, WLAN_STA_WME);
1259 sta->sta.wme = false;
1263 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
1264 if (set & BIT(NL80211_STA_FLAG_MFP))
1265 set_sta_flag(sta, WLAN_STA_MFP);
1267 clear_sta_flag(sta, WLAN_STA_MFP);
1270 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
1271 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
1272 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1274 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
1277 if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
1278 sta->sta.uapsd_queues = params->uapsd_queues;
1279 sta->sta.max_sp = params->max_sp;
1283 * cfg80211 validates this (1-2007) and allows setting the AID
1284 * only when creating a new station entry
1287 sta->sta.aid = params->aid;
1290 * Some of the following updates would be racy if called on an
1291 * existing station, via ieee80211_change_station(). However,
1292 * all such changes are rejected by cfg80211 except for updates
1293 * changing the supported rates on an existing but not yet used
1297 if (params->listen_interval >= 0)
1298 sta->listen_interval = params->listen_interval;
1300 if (params->supported_rates) {
1301 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
1302 sband, params->supported_rates,
1303 params->supported_rates_len,
1304 &sta->sta.supp_rates[band]);
1307 if (params->ht_capa)
1308 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
1309 params->ht_capa, sta);
1311 if (params->vht_capa)
1312 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
1313 params->vht_capa, sta);
1315 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1316 #ifdef CONFIG_MAC80211_MESH
1319 if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
1320 switch (params->plink_state) {
1321 case NL80211_PLINK_ESTAB:
1322 if (sta->plink_state != NL80211_PLINK_ESTAB)
1323 changed = mesh_plink_inc_estab_count(
1325 sta->plink_state = params->plink_state;
1327 ieee80211_mps_sta_status_update(sta);
1328 changed |= ieee80211_mps_set_sta_local_pm(sta,
1329 sdata->u.mesh.mshcfg.power_mode);
1331 case NL80211_PLINK_LISTEN:
1332 case NL80211_PLINK_BLOCKED:
1333 case NL80211_PLINK_OPN_SNT:
1334 case NL80211_PLINK_OPN_RCVD:
1335 case NL80211_PLINK_CNF_RCVD:
1336 case NL80211_PLINK_HOLDING:
1337 if (sta->plink_state == NL80211_PLINK_ESTAB)
1338 changed = mesh_plink_dec_estab_count(
1340 sta->plink_state = params->plink_state;
1342 ieee80211_mps_sta_status_update(sta);
1344 ieee80211_mps_local_status_update(sdata);
1352 switch (params->plink_action) {
1353 case NL80211_PLINK_ACTION_NO_ACTION:
1356 case NL80211_PLINK_ACTION_OPEN:
1357 changed |= mesh_plink_open(sta);
1359 case NL80211_PLINK_ACTION_BLOCK:
1360 changed |= mesh_plink_block(sta);
1364 if (params->local_pm)
1366 ieee80211_mps_set_sta_local_pm(sta,
1368 ieee80211_bss_info_change_notify(sdata, changed);
1375 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
1376 u8 *mac, struct station_parameters *params)
1378 struct ieee80211_local *local = wiphy_priv(wiphy);
1379 struct sta_info *sta;
1380 struct ieee80211_sub_if_data *sdata;
1385 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1387 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1388 sdata->vif.type != NL80211_IFTYPE_AP)
1391 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1393 if (ether_addr_equal(mac, sdata->vif.addr))
1396 if (is_multicast_ether_addr(mac))
1399 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
1404 * defaults -- if userspace wants something else we'll
1405 * change it accordingly in sta_apply_parameters()
1407 if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) {
1408 sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
1409 sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
1412 err = sta_apply_parameters(local, sta, params);
1414 sta_info_free(local, sta);
1419 * for TDLS, rate control should be initialized only when
1420 * rates are known and station is marked authorized
1422 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER))
1423 rate_control_rate_init(sta);
1425 layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
1426 sdata->vif.type == NL80211_IFTYPE_AP;
1428 err = sta_info_insert_rcu(sta);
1435 ieee80211_send_layer2_update(sta);
1442 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1445 struct ieee80211_sub_if_data *sdata;
1447 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1450 return sta_info_destroy_addr_bss(sdata, mac);
1452 sta_info_flush(sdata);
1456 static int ieee80211_change_station(struct wiphy *wiphy,
1457 struct net_device *dev, u8 *mac,
1458 struct station_parameters *params)
1460 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1461 struct ieee80211_local *local = wiphy_priv(wiphy);
1462 struct sta_info *sta;
1463 struct ieee80211_sub_if_data *vlansdata;
1464 enum cfg80211_station_type statype;
1467 mutex_lock(&local->sta_mtx);
1469 sta = sta_info_get_bss(sdata, mac);
1475 switch (sdata->vif.type) {
1476 case NL80211_IFTYPE_MESH_POINT:
1477 if (sdata->u.mesh.user_mpm)
1478 statype = CFG80211_STA_MESH_PEER_USER;
1480 statype = CFG80211_STA_MESH_PEER_KERNEL;
1482 case NL80211_IFTYPE_ADHOC:
1483 statype = CFG80211_STA_IBSS;
1485 case NL80211_IFTYPE_STATION:
1486 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1487 statype = CFG80211_STA_AP_STA;
1490 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1491 statype = CFG80211_STA_TDLS_PEER_ACTIVE;
1493 statype = CFG80211_STA_TDLS_PEER_SETUP;
1495 case NL80211_IFTYPE_AP:
1496 case NL80211_IFTYPE_AP_VLAN:
1497 statype = CFG80211_STA_AP_CLIENT;
1504 err = cfg80211_check_station_change(wiphy, params, statype);
1508 if (params->vlan && params->vlan != sta->sdata->dev) {
1509 bool prev_4addr = false;
1510 bool new_4addr = false;
1512 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1514 if (params->vlan->ieee80211_ptr->use_4addr) {
1515 if (vlansdata->u.vlan.sta) {
1520 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
1524 if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
1525 sta->sdata->u.vlan.sta) {
1526 rcu_assign_pointer(sta->sdata->u.vlan.sta, NULL);
1530 sta->sdata = vlansdata;
1532 if (sta->sta_state == IEEE80211_STA_AUTHORIZED &&
1533 prev_4addr != new_4addr) {
1535 atomic_dec(&sta->sdata->bss->num_mcast_sta);
1537 atomic_inc(&sta->sdata->bss->num_mcast_sta);
1540 ieee80211_send_layer2_update(sta);
1543 err = sta_apply_parameters(local, sta, params);
1547 /* When peer becomes authorized, init rate control as well */
1548 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
1549 test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1550 rate_control_rate_init(sta);
1552 mutex_unlock(&local->sta_mtx);
1554 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
1555 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
1556 ieee80211_recalc_ps(local, -1);
1557 ieee80211_recalc_ps_vif(sdata);
1562 mutex_unlock(&local->sta_mtx);
1566 #ifdef CONFIG_MAC80211_MESH
1567 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
1568 u8 *dst, u8 *next_hop)
1570 struct ieee80211_sub_if_data *sdata;
1571 struct mesh_path *mpath;
1572 struct sta_info *sta;
1574 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1577 sta = sta_info_get(sdata, next_hop);
1583 mpath = mesh_path_add(sdata, dst);
1584 if (IS_ERR(mpath)) {
1586 return PTR_ERR(mpath);
1589 mesh_path_fix_nexthop(mpath, sta);
1595 static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
1598 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1601 return mesh_path_del(sdata, dst);
1603 mesh_path_flush_by_iface(sdata);
1607 static int ieee80211_change_mpath(struct wiphy *wiphy,
1608 struct net_device *dev,
1609 u8 *dst, u8 *next_hop)
1611 struct ieee80211_sub_if_data *sdata;
1612 struct mesh_path *mpath;
1613 struct sta_info *sta;
1615 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1619 sta = sta_info_get(sdata, next_hop);
1625 mpath = mesh_path_lookup(sdata, dst);
1631 mesh_path_fix_nexthop(mpath, sta);
1637 static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
1638 struct mpath_info *pinfo)
1640 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
1643 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
1645 memset(next_hop, 0, ETH_ALEN);
1647 memset(pinfo, 0, sizeof(*pinfo));
1649 pinfo->generation = mesh_paths_generation;
1651 pinfo->filled = MPATH_INFO_FRAME_QLEN |
1654 MPATH_INFO_EXPTIME |
1655 MPATH_INFO_DISCOVERY_TIMEOUT |
1656 MPATH_INFO_DISCOVERY_RETRIES |
1659 pinfo->frame_qlen = mpath->frame_queue.qlen;
1660 pinfo->sn = mpath->sn;
1661 pinfo->metric = mpath->metric;
1662 if (time_before(jiffies, mpath->exp_time))
1663 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
1664 pinfo->discovery_timeout =
1665 jiffies_to_msecs(mpath->discovery_timeout);
1666 pinfo->discovery_retries = mpath->discovery_retries;
1667 if (mpath->flags & MESH_PATH_ACTIVE)
1668 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
1669 if (mpath->flags & MESH_PATH_RESOLVING)
1670 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
1671 if (mpath->flags & MESH_PATH_SN_VALID)
1672 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
1673 if (mpath->flags & MESH_PATH_FIXED)
1674 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
1675 if (mpath->flags & MESH_PATH_RESOLVED)
1676 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
1679 static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
1680 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
1683 struct ieee80211_sub_if_data *sdata;
1684 struct mesh_path *mpath;
1686 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1689 mpath = mesh_path_lookup(sdata, dst);
1694 memcpy(dst, mpath->dst, ETH_ALEN);
1695 mpath_set_pinfo(mpath, next_hop, pinfo);
1700 static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
1701 int idx, u8 *dst, u8 *next_hop,
1702 struct mpath_info *pinfo)
1704 struct ieee80211_sub_if_data *sdata;
1705 struct mesh_path *mpath;
1707 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1710 mpath = mesh_path_lookup_by_idx(sdata, idx);
1715 memcpy(dst, mpath->dst, ETH_ALEN);
1716 mpath_set_pinfo(mpath, next_hop, pinfo);
1721 static int ieee80211_get_mesh_config(struct wiphy *wiphy,
1722 struct net_device *dev,
1723 struct mesh_config *conf)
1725 struct ieee80211_sub_if_data *sdata;
1726 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1728 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1732 static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1734 return (mask >> (parm-1)) & 0x1;
1737 static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
1738 const struct mesh_setup *setup)
1742 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
1743 struct ieee80211_sub_if_data, u.mesh);
1745 /* allocate information elements */
1749 if (setup->ie_len) {
1750 new_ie = kmemdup(setup->ie, setup->ie_len,
1755 ifmsh->ie_len = setup->ie_len;
1759 /* now copy the rest of the setup parameters */
1760 ifmsh->mesh_id_len = setup->mesh_id_len;
1761 memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
1762 ifmsh->mesh_sp_id = setup->sync_method;
1763 ifmsh->mesh_pp_id = setup->path_sel_proto;
1764 ifmsh->mesh_pm_id = setup->path_metric;
1765 ifmsh->user_mpm = setup->user_mpm;
1766 ifmsh->mesh_auth_id = setup->auth_id;
1767 ifmsh->security = IEEE80211_MESH_SEC_NONE;
1768 if (setup->is_authenticated)
1769 ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
1770 if (setup->is_secure)
1771 ifmsh->security |= IEEE80211_MESH_SEC_SECURED;
1773 /* mcast rate setting in Mesh Node */
1774 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
1775 sizeof(setup->mcast_rate));
1776 sdata->vif.bss_conf.basic_rates = setup->basic_rates;
1778 sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
1779 sdata->vif.bss_conf.dtim_period = setup->dtim_period;
1784 static int ieee80211_update_mesh_config(struct wiphy *wiphy,
1785 struct net_device *dev, u32 mask,
1786 const struct mesh_config *nconf)
1788 struct mesh_config *conf;
1789 struct ieee80211_sub_if_data *sdata;
1790 struct ieee80211_if_mesh *ifmsh;
1792 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1793 ifmsh = &sdata->u.mesh;
1795 /* Set the config options which we are interested in setting */
1796 conf = &(sdata->u.mesh.mshcfg);
1797 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
1798 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
1799 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
1800 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
1801 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
1802 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
1803 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
1804 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
1805 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
1806 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1807 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1808 conf->dot11MeshTTL = nconf->dot11MeshTTL;
1809 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
1810 conf->element_ttl = nconf->element_ttl;
1811 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) {
1812 if (ifmsh->user_mpm)
1814 conf->auto_open_plinks = nconf->auto_open_plinks;
1816 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
1817 conf->dot11MeshNbrOffsetMaxNeighbor =
1818 nconf->dot11MeshNbrOffsetMaxNeighbor;
1819 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1820 conf->dot11MeshHWMPmaxPREQretries =
1821 nconf->dot11MeshHWMPmaxPREQretries;
1822 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1823 conf->path_refresh_time = nconf->path_refresh_time;
1824 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1825 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1826 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1827 conf->dot11MeshHWMPactivePathTimeout =
1828 nconf->dot11MeshHWMPactivePathTimeout;
1829 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1830 conf->dot11MeshHWMPpreqMinInterval =
1831 nconf->dot11MeshHWMPpreqMinInterval;
1832 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
1833 conf->dot11MeshHWMPperrMinInterval =
1834 nconf->dot11MeshHWMPperrMinInterval;
1835 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1837 conf->dot11MeshHWMPnetDiameterTraversalTime =
1838 nconf->dot11MeshHWMPnetDiameterTraversalTime;
1839 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1840 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1841 ieee80211_mesh_root_setup(ifmsh);
1843 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
1844 /* our current gate announcement implementation rides on root
1845 * announcements, so require this ifmsh to also be a root node
1847 if (nconf->dot11MeshGateAnnouncementProtocol &&
1848 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
1849 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
1850 ieee80211_mesh_root_setup(ifmsh);
1852 conf->dot11MeshGateAnnouncementProtocol =
1853 nconf->dot11MeshGateAnnouncementProtocol;
1855 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
1856 conf->dot11MeshHWMPRannInterval =
1857 nconf->dot11MeshHWMPRannInterval;
1858 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
1859 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
1860 if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
1861 /* our RSSI threshold implementation is supported only for
1862 * devices that report signal in dBm.
1864 if (!(sdata->local->hw.flags & IEEE80211_HW_SIGNAL_DBM))
1866 conf->rssi_threshold = nconf->rssi_threshold;
1868 if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) {
1869 conf->ht_opmode = nconf->ht_opmode;
1870 sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
1871 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
1873 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
1874 conf->dot11MeshHWMPactivePathToRootTimeout =
1875 nconf->dot11MeshHWMPactivePathToRootTimeout;
1876 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
1877 conf->dot11MeshHWMProotInterval =
1878 nconf->dot11MeshHWMProotInterval;
1879 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
1880 conf->dot11MeshHWMPconfirmationInterval =
1881 nconf->dot11MeshHWMPconfirmationInterval;
1882 if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) {
1883 conf->power_mode = nconf->power_mode;
1884 ieee80211_mps_local_status_update(sdata);
1886 if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask))
1887 conf->dot11MeshAwakeWindowDuration =
1888 nconf->dot11MeshAwakeWindowDuration;
1889 if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
1890 conf->plink_timeout = nconf->plink_timeout;
1891 ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
1895 static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
1896 const struct mesh_config *conf,
1897 const struct mesh_setup *setup)
1899 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1900 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
1903 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
1904 err = copy_mesh_setup(ifmsh, setup);
1908 /* can mesh use other SMPS modes? */
1909 sdata->smps_mode = IEEE80211_SMPS_OFF;
1910 sdata->needed_rx_chains = sdata->local->rx_chains;
1912 err = ieee80211_vif_use_channel(sdata, &setup->chandef,
1913 IEEE80211_CHANCTX_SHARED);
1917 return ieee80211_start_mesh(sdata);
1920 static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
1922 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1924 ieee80211_stop_mesh(sdata);
1925 ieee80211_vif_release_channel(sdata);
1931 static int ieee80211_change_bss(struct wiphy *wiphy,
1932 struct net_device *dev,
1933 struct bss_parameters *params)
1935 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1936 enum ieee80211_band band;
1939 if (!rtnl_dereference(sdata->u.ap.beacon))
1942 band = ieee80211_get_sdata_band(sdata);
1944 if (params->use_cts_prot >= 0) {
1945 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
1946 changed |= BSS_CHANGED_ERP_CTS_PROT;
1948 if (params->use_short_preamble >= 0) {
1949 sdata->vif.bss_conf.use_short_preamble =
1950 params->use_short_preamble;
1951 changed |= BSS_CHANGED_ERP_PREAMBLE;
1954 if (!sdata->vif.bss_conf.use_short_slot &&
1955 band == IEEE80211_BAND_5GHZ) {
1956 sdata->vif.bss_conf.use_short_slot = true;
1957 changed |= BSS_CHANGED_ERP_SLOT;
1960 if (params->use_short_slot_time >= 0) {
1961 sdata->vif.bss_conf.use_short_slot =
1962 params->use_short_slot_time;
1963 changed |= BSS_CHANGED_ERP_SLOT;
1966 if (params->basic_rates) {
1967 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
1969 params->basic_rates,
1970 params->basic_rates_len,
1971 &sdata->vif.bss_conf.basic_rates);
1972 changed |= BSS_CHANGED_BASIC_RATES;
1975 if (params->ap_isolate >= 0) {
1976 if (params->ap_isolate)
1977 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
1979 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
1982 if (params->ht_opmode >= 0) {
1983 sdata->vif.bss_conf.ht_operation_mode =
1984 (u16) params->ht_opmode;
1985 changed |= BSS_CHANGED_HT;
1988 if (params->p2p_ctwindow >= 0) {
1989 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
1990 ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
1991 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
1992 params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
1993 changed |= BSS_CHANGED_P2P_PS;
1996 if (params->p2p_opp_ps > 0) {
1997 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
1998 IEEE80211_P2P_OPPPS_ENABLE_BIT;
1999 changed |= BSS_CHANGED_P2P_PS;
2000 } else if (params->p2p_opp_ps == 0) {
2001 sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
2002 ~IEEE80211_P2P_OPPPS_ENABLE_BIT;
2003 changed |= BSS_CHANGED_P2P_PS;
2006 ieee80211_bss_info_change_notify(sdata, changed);
2011 static int ieee80211_set_txq_params(struct wiphy *wiphy,
2012 struct net_device *dev,
2013 struct ieee80211_txq_params *params)
2015 struct ieee80211_local *local = wiphy_priv(wiphy);
2016 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2017 struct ieee80211_tx_queue_params p;
2019 if (!local->ops->conf_tx)
2022 if (local->hw.queues < IEEE80211_NUM_ACS)
2025 memset(&p, 0, sizeof(p));
2026 p.aifs = params->aifs;
2027 p.cw_max = params->cwmax;
2028 p.cw_min = params->cwmin;
2029 p.txop = params->txop;
2032 * Setting tx queue params disables u-apsd because it's only
2033 * called in master mode.
2037 sdata->tx_conf[params->ac] = p;
2038 if (drv_conf_tx(local, sdata, params->ac, &p)) {
2039 wiphy_debug(local->hw.wiphy,
2040 "failed to set TX queue parameters for AC %d\n",
2045 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
2051 static int ieee80211_suspend(struct wiphy *wiphy,
2052 struct cfg80211_wowlan *wowlan)
2054 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
2057 static int ieee80211_resume(struct wiphy *wiphy)
2059 return __ieee80211_resume(wiphy_priv(wiphy));
2062 #define ieee80211_suspend NULL
2063 #define ieee80211_resume NULL
2066 static int ieee80211_scan(struct wiphy *wiphy,
2067 struct cfg80211_scan_request *req)
2069 struct ieee80211_sub_if_data *sdata;
2071 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2073 switch (ieee80211_vif_type_p2p(&sdata->vif)) {
2074 case NL80211_IFTYPE_STATION:
2075 case NL80211_IFTYPE_ADHOC:
2076 case NL80211_IFTYPE_MESH_POINT:
2077 case NL80211_IFTYPE_P2P_CLIENT:
2078 case NL80211_IFTYPE_P2P_DEVICE:
2080 case NL80211_IFTYPE_P2P_GO:
2081 if (sdata->local->ops->hw_scan)
2084 * FIXME: implement NoA while scanning in software,
2085 * for now fall through to allow scanning only when
2086 * beaconing hasn't been configured yet
2088 case NL80211_IFTYPE_AP:
2090 * If the scan has been forced (and the driver supports
2091 * forcing), don't care about being beaconing already.
2092 * This will create problems to the attached stations (e.g. all
2093 * the frames sent while scanning on other channel will be
2096 if (sdata->u.ap.beacon &&
2097 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
2098 !(req->flags & NL80211_SCAN_FLAG_AP)))
2105 return ieee80211_request_scan(sdata, req);
2109 ieee80211_sched_scan_start(struct wiphy *wiphy,
2110 struct net_device *dev,
2111 struct cfg80211_sched_scan_request *req)
2113 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2115 if (!sdata->local->ops->sched_scan_start)
2118 return ieee80211_request_sched_scan_start(sdata, req);
2122 ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev)
2124 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2126 if (!sdata->local->ops->sched_scan_stop)
2129 return ieee80211_request_sched_scan_stop(sdata);
2132 static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
2133 struct cfg80211_auth_request *req)
2135 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2138 static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
2139 struct cfg80211_assoc_request *req)
2141 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2144 static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
2145 struct cfg80211_deauth_request *req)
2147 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
2150 static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
2151 struct cfg80211_disassoc_request *req)
2153 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
2156 static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2157 struct cfg80211_ibss_params *params)
2159 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
2162 static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2164 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
2167 static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
2168 int rate[IEEE80211_NUM_BANDS])
2170 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2172 memcpy(sdata->vif.bss_conf.mcast_rate, rate,
2173 sizeof(int) * IEEE80211_NUM_BANDS);
2178 static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
2180 struct ieee80211_local *local = wiphy_priv(wiphy);
2183 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
2184 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
2190 if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
2191 err = drv_set_coverage_class(local, wiphy->coverage_class);
2197 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
2198 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
2204 if (changed & WIPHY_PARAM_RETRY_SHORT) {
2205 if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
2207 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
2209 if (changed & WIPHY_PARAM_RETRY_LONG) {
2210 if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
2212 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
2215 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
2216 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
2221 static int ieee80211_set_tx_power(struct wiphy *wiphy,
2222 struct wireless_dev *wdev,
2223 enum nl80211_tx_power_setting type, int mbm)
2225 struct ieee80211_local *local = wiphy_priv(wiphy);
2226 struct ieee80211_sub_if_data *sdata;
2229 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2232 case NL80211_TX_POWER_AUTOMATIC:
2233 sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2235 case NL80211_TX_POWER_LIMITED:
2236 case NL80211_TX_POWER_FIXED:
2237 if (mbm < 0 || (mbm % 100))
2239 sdata->user_power_level = MBM_TO_DBM(mbm);
2243 ieee80211_recalc_txpower(sdata);
2249 case NL80211_TX_POWER_AUTOMATIC:
2250 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2252 case NL80211_TX_POWER_LIMITED:
2253 case NL80211_TX_POWER_FIXED:
2254 if (mbm < 0 || (mbm % 100))
2256 local->user_power_level = MBM_TO_DBM(mbm);
2260 mutex_lock(&local->iflist_mtx);
2261 list_for_each_entry(sdata, &local->interfaces, list)
2262 sdata->user_power_level = local->user_power_level;
2263 list_for_each_entry(sdata, &local->interfaces, list)
2264 ieee80211_recalc_txpower(sdata);
2265 mutex_unlock(&local->iflist_mtx);
2270 static int ieee80211_get_tx_power(struct wiphy *wiphy,
2271 struct wireless_dev *wdev,
2274 struct ieee80211_local *local = wiphy_priv(wiphy);
2275 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2277 if (!local->use_chanctx)
2278 *dbm = local->hw.conf.power_level;
2280 *dbm = sdata->vif.bss_conf.txpower;
2285 static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
2288 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2290 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
2295 static void ieee80211_rfkill_poll(struct wiphy *wiphy)
2297 struct ieee80211_local *local = wiphy_priv(wiphy);
2299 drv_rfkill_poll(local);
2302 #ifdef CONFIG_NL80211_TESTMODE
2303 static int ieee80211_testmode_cmd(struct wiphy *wiphy, void *data, int len)
2305 struct ieee80211_local *local = wiphy_priv(wiphy);
2307 if (!local->ops->testmode_cmd)
2310 return local->ops->testmode_cmd(&local->hw, data, len);
2313 static int ieee80211_testmode_dump(struct wiphy *wiphy,
2314 struct sk_buff *skb,
2315 struct netlink_callback *cb,
2316 void *data, int len)
2318 struct ieee80211_local *local = wiphy_priv(wiphy);
2320 if (!local->ops->testmode_dump)
2323 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
2327 int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
2328 enum ieee80211_smps_mode smps_mode)
2331 enum ieee80211_smps_mode old_req;
2334 lockdep_assert_held(&sdata->wdev.mtx);
2336 old_req = sdata->u.mgd.req_smps;
2337 sdata->u.mgd.req_smps = smps_mode;
2339 if (old_req == smps_mode &&
2340 smps_mode != IEEE80211_SMPS_AUTOMATIC)
2344 * If not associated, or current association is not an HT
2345 * association, there's no need to do anything, just store
2346 * the new value until we associate.
2348 if (!sdata->u.mgd.associated ||
2349 sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
2352 ap = sdata->u.mgd.associated->bssid;
2354 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
2355 if (sdata->u.mgd.powersave)
2356 smps_mode = IEEE80211_SMPS_DYNAMIC;
2358 smps_mode = IEEE80211_SMPS_OFF;
2361 /* send SM PS frame to AP */
2362 err = ieee80211_send_smps_action(sdata, smps_mode,
2365 sdata->u.mgd.req_smps = old_req;
2370 static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2371 bool enabled, int timeout)
2373 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2374 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2376 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
2377 sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
2380 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
2383 if (enabled == sdata->u.mgd.powersave &&
2384 timeout == local->dynamic_ps_forced_timeout)
2387 sdata->u.mgd.powersave = enabled;
2388 local->dynamic_ps_forced_timeout = timeout;
2390 /* no change, but if automatic follow powersave */
2392 __ieee80211_request_smps(sdata, sdata->u.mgd.req_smps);
2393 sdata_unlock(sdata);
2395 if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
2396 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
2398 ieee80211_recalc_ps(local, -1);
2399 ieee80211_recalc_ps_vif(sdata);
2404 static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
2405 struct net_device *dev,
2406 s32 rssi_thold, u32 rssi_hyst)
2408 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2409 struct ieee80211_vif *vif = &sdata->vif;
2410 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2412 if (rssi_thold == bss_conf->cqm_rssi_thold &&
2413 rssi_hyst == bss_conf->cqm_rssi_hyst)
2416 bss_conf->cqm_rssi_thold = rssi_thold;
2417 bss_conf->cqm_rssi_hyst = rssi_hyst;
2419 /* tell the driver upon association, unless already associated */
2420 if (sdata->u.mgd.associated &&
2421 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
2422 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2427 static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
2428 struct net_device *dev,
2430 const struct cfg80211_bitrate_mask *mask)
2432 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2433 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
2436 if (!ieee80211_sdata_running(sdata))
2439 if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) {
2440 ret = drv_set_bitrate_mask(local, sdata, mask);
2445 for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
2446 struct ieee80211_supported_band *sband = wiphy->bands[i];
2449 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
2450 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].mcs,
2451 sizeof(mask->control[i].mcs));
2453 sdata->rc_has_mcs_mask[i] = false;
2457 for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++)
2458 if (~sdata->rc_rateidx_mcs_mask[i][j]) {
2459 sdata->rc_has_mcs_mask[i] = true;
2467 static int ieee80211_start_roc_work(struct ieee80211_local *local,
2468 struct ieee80211_sub_if_data *sdata,
2469 struct ieee80211_channel *channel,
2470 unsigned int duration, u64 *cookie,
2471 struct sk_buff *txskb,
2472 enum ieee80211_roc_type type)
2474 struct ieee80211_roc_work *roc, *tmp;
2475 bool queued = false;
2478 lockdep_assert_held(&local->mtx);
2480 if (local->use_chanctx && !local->ops->remain_on_channel)
2483 roc = kzalloc(sizeof(*roc), GFP_KERNEL);
2487 roc->chan = channel;
2488 roc->duration = duration;
2489 roc->req_duration = duration;
2492 roc->mgmt_tx_cookie = (unsigned long)txskb;
2494 INIT_DELAYED_WORK(&roc->work, ieee80211_sw_roc_work);
2495 INIT_LIST_HEAD(&roc->dependents);
2497 /* if there's one pending or we're scanning, queue this one */
2498 if (!list_empty(&local->roc_list) ||
2499 local->scanning || local->radar_detect_enabled)
2500 goto out_check_combine;
2502 /* if not HW assist, just queue & schedule work */
2503 if (!local->ops->remain_on_channel) {
2504 ieee80211_queue_delayed_work(&local->hw, &roc->work, 0);
2508 /* otherwise actually kick it off here (for error handling) */
2511 * If the duration is zero, then the driver
2512 * wouldn't actually do anything. Set it to
2515 * TODO: cancel the off-channel operation
2516 * when we get the SKB's TX status and
2517 * the wait time was zero before.
2522 ret = drv_remain_on_channel(local, sdata, channel, duration, type);
2528 roc->started = true;
2532 list_for_each_entry(tmp, &local->roc_list, list) {
2533 if (tmp->chan != channel || tmp->sdata != sdata)
2537 * Extend this ROC if possible:
2539 * If it hasn't started yet, just increase the duration
2540 * and add the new one to the list of dependents.
2541 * If the type of the new ROC has higher priority, modify the
2542 * type of the previous one to match that of the new one.
2544 if (!tmp->started) {
2545 list_add_tail(&roc->list, &tmp->dependents);
2546 tmp->duration = max(tmp->duration, roc->duration);
2547 tmp->type = max(tmp->type, roc->type);
2552 /* If it has already started, it's more difficult ... */
2553 if (local->ops->remain_on_channel) {
2554 unsigned long j = jiffies;
2557 * In the offloaded ROC case, if it hasn't begun, add
2558 * this new one to the dependent list to be handled
2559 * when the master one begins. If it has begun,
2560 * check that there's still a minimum time left and
2561 * if so, start this one, transmitting the frame, but
2562 * add it to the list directly after this one with
2563 * a reduced time so we'll ask the driver to execute
2564 * it right after finishing the previous one, in the
2565 * hope that it'll also be executed right afterwards,
2566 * effectively extending the old one.
2567 * If there's no minimum time left, just add it to the
2569 * TODO: the ROC type is ignored here, assuming that it
2570 * is better to immediately use the current ROC.
2572 if (!tmp->hw_begun) {
2573 list_add_tail(&roc->list, &tmp->dependents);
2578 if (time_before(j + IEEE80211_ROC_MIN_LEFT,
2579 tmp->hw_start_time +
2580 msecs_to_jiffies(tmp->duration))) {
2583 ieee80211_handle_roc_started(roc);
2585 new_dur = roc->duration -
2586 jiffies_to_msecs(tmp->hw_start_time +
2592 /* add right after tmp */
2593 list_add(&roc->list, &tmp->list);
2595 list_add_tail(&roc->list,
2600 } else if (del_timer_sync(&tmp->work.timer)) {
2601 unsigned long new_end;
2604 * In the software ROC case, cancel the timer, if
2605 * that fails then the finish work is already
2606 * queued/pending and thus we queue the new ROC
2607 * normally, if that succeeds then we can extend
2608 * the timer duration and TX the frame (if any.)
2611 list_add_tail(&roc->list, &tmp->dependents);
2614 new_end = jiffies + msecs_to_jiffies(roc->duration);
2616 /* ok, it was started & we canceled timer */
2617 if (time_after(new_end, tmp->work.timer.expires))
2618 mod_timer(&tmp->work.timer, new_end);
2620 add_timer(&tmp->work.timer);
2622 ieee80211_handle_roc_started(roc);
2629 list_add_tail(&roc->list, &local->roc_list);
2632 * cookie is either the roc cookie (for normal roc)
2633 * or the SKB (for mgmt TX)
2636 /* local->mtx protects this */
2637 local->roc_cookie_counter++;
2638 roc->cookie = local->roc_cookie_counter;
2639 /* wow, you wrapped 64 bits ... more likely a bug */
2640 if (WARN_ON(roc->cookie == 0)) {
2642 local->roc_cookie_counter++;
2644 *cookie = roc->cookie;
2646 *cookie = (unsigned long)txskb;
2652 static int ieee80211_remain_on_channel(struct wiphy *wiphy,
2653 struct wireless_dev *wdev,
2654 struct ieee80211_channel *chan,
2655 unsigned int duration,
2658 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2659 struct ieee80211_local *local = sdata->local;
2662 mutex_lock(&local->mtx);
2663 ret = ieee80211_start_roc_work(local, sdata, chan,
2664 duration, cookie, NULL,
2665 IEEE80211_ROC_TYPE_NORMAL);
2666 mutex_unlock(&local->mtx);
2671 static int ieee80211_cancel_roc(struct ieee80211_local *local,
2672 u64 cookie, bool mgmt_tx)
2674 struct ieee80211_roc_work *roc, *tmp, *found = NULL;
2677 mutex_lock(&local->mtx);
2678 list_for_each_entry_safe(roc, tmp, &local->roc_list, list) {
2679 struct ieee80211_roc_work *dep, *tmp2;
2681 list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
2682 if (!mgmt_tx && dep->cookie != cookie)
2684 else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
2686 /* found dependent item -- just remove it */
2687 list_del(&dep->list);
2688 mutex_unlock(&local->mtx);
2690 ieee80211_roc_notify_destroy(dep, true);
2694 if (!mgmt_tx && roc->cookie != cookie)
2696 else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
2704 mutex_unlock(&local->mtx);
2709 * We found the item to cancel, so do that. Note that it
2710 * may have dependents, which we also cancel (and send
2711 * the expired signal for.) Not doing so would be quite
2712 * tricky here, but we may need to fix it later.
2715 if (local->ops->remain_on_channel) {
2716 if (found->started) {
2717 ret = drv_cancel_remain_on_channel(local);
2718 if (WARN_ON_ONCE(ret)) {
2719 mutex_unlock(&local->mtx);
2724 list_del(&found->list);
2727 ieee80211_start_next_roc(local);
2728 mutex_unlock(&local->mtx);
2730 ieee80211_roc_notify_destroy(found, true);
2732 /* work may be pending so use it all the time */
2733 found->abort = true;
2734 ieee80211_queue_delayed_work(&local->hw, &found->work, 0);
2736 mutex_unlock(&local->mtx);
2738 /* work will clean up etc */
2739 flush_delayed_work(&found->work);
2740 WARN_ON(!found->to_be_freed);
2747 static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
2748 struct wireless_dev *wdev,
2751 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2752 struct ieee80211_local *local = sdata->local;
2754 return ieee80211_cancel_roc(local, cookie, false);
2757 static int ieee80211_start_radar_detection(struct wiphy *wiphy,
2758 struct net_device *dev,
2759 struct cfg80211_chan_def *chandef)
2761 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2762 struct ieee80211_local *local = sdata->local;
2763 unsigned long timeout;
2766 if (!list_empty(&local->roc_list) || local->scanning)
2769 /* whatever, but channel contexts should not complain about that one */
2770 sdata->smps_mode = IEEE80211_SMPS_OFF;
2771 sdata->needed_rx_chains = local->rx_chains;
2772 sdata->radar_required = true;
2774 mutex_lock(&local->iflist_mtx);
2775 err = ieee80211_vif_use_channel(sdata, chandef,
2776 IEEE80211_CHANCTX_SHARED);
2777 mutex_unlock(&local->iflist_mtx);
2781 timeout = msecs_to_jiffies(IEEE80211_DFS_MIN_CAC_TIME_MS);
2782 ieee80211_queue_delayed_work(&sdata->local->hw,
2783 &sdata->dfs_cac_timer_work, timeout);
2788 static struct cfg80211_beacon_data *
2789 cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
2791 struct cfg80211_beacon_data *new_beacon;
2795 len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len +
2796 beacon->proberesp_ies_len + beacon->assocresp_ies_len +
2797 beacon->probe_resp_len;
2799 new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
2803 pos = (u8 *)(new_beacon + 1);
2804 if (beacon->head_len) {
2805 new_beacon->head_len = beacon->head_len;
2806 new_beacon->head = pos;
2807 memcpy(pos, beacon->head, beacon->head_len);
2808 pos += beacon->head_len;
2810 if (beacon->tail_len) {
2811 new_beacon->tail_len = beacon->tail_len;
2812 new_beacon->tail = pos;
2813 memcpy(pos, beacon->tail, beacon->tail_len);
2814 pos += beacon->tail_len;
2816 if (beacon->beacon_ies_len) {
2817 new_beacon->beacon_ies_len = beacon->beacon_ies_len;
2818 new_beacon->beacon_ies = pos;
2819 memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len);
2820 pos += beacon->beacon_ies_len;
2822 if (beacon->proberesp_ies_len) {
2823 new_beacon->proberesp_ies_len = beacon->proberesp_ies_len;
2824 new_beacon->proberesp_ies = pos;
2825 memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len);
2826 pos += beacon->proberesp_ies_len;
2828 if (beacon->assocresp_ies_len) {
2829 new_beacon->assocresp_ies_len = beacon->assocresp_ies_len;
2830 new_beacon->assocresp_ies = pos;
2831 memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len);
2832 pos += beacon->assocresp_ies_len;
2834 if (beacon->probe_resp_len) {
2835 new_beacon->probe_resp_len = beacon->probe_resp_len;
2836 beacon->probe_resp = pos;
2837 memcpy(pos, beacon->probe_resp, beacon->probe_resp_len);
2838 pos += beacon->probe_resp_len;
2844 void ieee80211_csa_finalize_work(struct work_struct *work)
2846 struct ieee80211_sub_if_data *sdata =
2847 container_of(work, struct ieee80211_sub_if_data,
2849 struct ieee80211_local *local = sdata->local;
2852 if (!ieee80211_sdata_running(sdata))
2855 if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP))
2858 sdata->radar_required = sdata->csa_radar_required;
2859 err = ieee80211_vif_change_channel(sdata, &local->csa_chandef,
2861 if (WARN_ON(err < 0))
2864 err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon);
2869 kfree(sdata->u.ap.next_beacon);
2870 sdata->u.ap.next_beacon = NULL;
2871 sdata->vif.csa_active = false;
2873 ieee80211_wake_queues_by_reason(&sdata->local->hw,
2874 IEEE80211_MAX_QUEUE_MAP,
2875 IEEE80211_QUEUE_STOP_REASON_CSA);
2877 ieee80211_bss_info_change_notify(sdata, changed);
2879 cfg80211_ch_switch_notify(sdata->dev, &local->csa_chandef);
2882 static int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
2883 struct cfg80211_csa_settings *params)
2885 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2886 struct ieee80211_local *local = sdata->local;
2887 struct ieee80211_chanctx_conf *chanctx_conf;
2888 struct ieee80211_chanctx *chanctx;
2889 int err, num_chanctx;
2891 if (!list_empty(&local->roc_list) || local->scanning)
2894 if (sdata->wdev.cac_started)
2897 if (cfg80211_chandef_identical(¶ms->chandef,
2898 &sdata->vif.bss_conf.chandef))
2902 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
2903 if (!chanctx_conf) {
2908 /* don't handle for multi-VIF cases */
2909 chanctx = container_of(chanctx_conf, struct ieee80211_chanctx, conf);
2910 if (chanctx->refcount > 1) {
2915 list_for_each_entry_rcu(chanctx, &local->chanctx_list, list)
2919 if (num_chanctx > 1)
2922 /* don't allow another channel switch if one is already active. */
2923 if (sdata->vif.csa_active)
2926 /* only handle AP for now. */
2927 switch (sdata->vif.type) {
2928 case NL80211_IFTYPE_AP:
2934 sdata->u.ap.next_beacon = cfg80211_beacon_dup(¶ms->beacon_after);
2935 if (!sdata->u.ap.next_beacon)
2938 sdata->csa_counter_offset_beacon = params->counter_offset_beacon;
2939 sdata->csa_counter_offset_presp = params->counter_offset_presp;
2940 sdata->csa_radar_required = params->radar_required;
2942 if (params->block_tx)
2943 ieee80211_stop_queues_by_reason(&local->hw,
2944 IEEE80211_MAX_QUEUE_MAP,
2945 IEEE80211_QUEUE_STOP_REASON_CSA);
2947 err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa);
2951 local->csa_chandef = params->chandef;
2952 sdata->vif.csa_active = true;
2954 ieee80211_bss_info_change_notify(sdata, err);
2955 drv_channel_switch_beacon(sdata, ¶ms->chandef);
2960 static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
2961 struct ieee80211_channel *chan, bool offchan,
2962 unsigned int wait, const u8 *buf, size_t len,
2963 bool no_cck, bool dont_wait_for_ack, u64 *cookie)
2965 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2966 struct ieee80211_local *local = sdata->local;
2967 struct sk_buff *skb;
2968 struct sta_info *sta;
2969 const struct ieee80211_mgmt *mgmt = (void *)buf;
2970 bool need_offchan = false;
2974 if (dont_wait_for_ack)
2975 flags = IEEE80211_TX_CTL_NO_ACK;
2977 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
2978 IEEE80211_TX_CTL_REQ_TX_STATUS;
2981 flags |= IEEE80211_TX_CTL_NO_CCK_RATE;
2983 switch (sdata->vif.type) {
2984 case NL80211_IFTYPE_ADHOC:
2985 if (!sdata->vif.bss_conf.ibss_joined)
2986 need_offchan = true;
2988 #ifdef CONFIG_MAC80211_MESH
2989 case NL80211_IFTYPE_MESH_POINT:
2990 if (ieee80211_vif_is_mesh(&sdata->vif) &&
2991 !sdata->u.mesh.mesh_id_len)
2992 need_offchan = true;
2995 case NL80211_IFTYPE_AP:
2996 case NL80211_IFTYPE_AP_VLAN:
2997 case NL80211_IFTYPE_P2P_GO:
2998 if (sdata->vif.type != NL80211_IFTYPE_ADHOC &&
2999 !ieee80211_vif_is_mesh(&sdata->vif) &&
3000 !rcu_access_pointer(sdata->bss->beacon))
3001 need_offchan = true;
3002 if (!ieee80211_is_action(mgmt->frame_control) ||
3003 mgmt->u.action.category == WLAN_CATEGORY_PUBLIC ||
3004 mgmt->u.action.category == WLAN_CATEGORY_SELF_PROTECTED)
3007 sta = sta_info_get(sdata, mgmt->da);
3012 case NL80211_IFTYPE_STATION:
3013 case NL80211_IFTYPE_P2P_CLIENT:
3014 if (!sdata->u.mgd.associated)
3015 need_offchan = true;
3017 case NL80211_IFTYPE_P2P_DEVICE:
3018 need_offchan = true;
3024 /* configurations requiring offchan cannot work if no channel has been
3027 if (need_offchan && !chan)
3030 mutex_lock(&local->mtx);
3032 /* Check if the operating channel is the requested channel */
3033 if (!need_offchan) {
3034 struct ieee80211_chanctx_conf *chanctx_conf;
3037 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3040 need_offchan = chan && (chan != chanctx_conf->def.chan);
3046 need_offchan = true;
3051 if (need_offchan && !offchan) {
3056 skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
3061 skb_reserve(skb, local->hw.extra_tx_headroom);
3063 memcpy(skb_put(skb, len), buf, len);
3065 IEEE80211_SKB_CB(skb)->flags = flags;
3067 skb->dev = sdata->dev;
3069 if (!need_offchan) {
3070 *cookie = (unsigned long) skb;
3071 ieee80211_tx_skb(sdata, skb);
3076 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_TX_OFFCHAN |
3077 IEEE80211_TX_INTFL_OFFCHAN_TX_OK;
3078 if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)
3079 IEEE80211_SKB_CB(skb)->hw_queue =
3080 local->hw.offchannel_tx_hw_queue;
3082 /* This will handle all kinds of coalescing and immediate TX */
3083 ret = ieee80211_start_roc_work(local, sdata, chan,
3085 IEEE80211_ROC_TYPE_MGMT_TX);
3089 mutex_unlock(&local->mtx);
3093 static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
3094 struct wireless_dev *wdev,
3097 struct ieee80211_local *local = wiphy_priv(wiphy);
3099 return ieee80211_cancel_roc(local, cookie, true);
3102 static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
3103 struct wireless_dev *wdev,
3104 u16 frame_type, bool reg)
3106 struct ieee80211_local *local = wiphy_priv(wiphy);
3108 switch (frame_type) {
3109 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
3111 local->probe_req_reg++;
3113 local->probe_req_reg--;
3115 if (!local->open_count)
3118 ieee80211_queue_work(&local->hw, &local->reconfig_filter);
3125 static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
3127 struct ieee80211_local *local = wiphy_priv(wiphy);
3132 return drv_set_antenna(local, tx_ant, rx_ant);
3135 static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
3137 struct ieee80211_local *local = wiphy_priv(wiphy);
3139 return drv_get_antenna(local, tx_ant, rx_ant);
3142 static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx)
3144 struct ieee80211_local *local = wiphy_priv(wiphy);
3146 return drv_set_ringparam(local, tx, rx);
3149 static void ieee80211_get_ringparam(struct wiphy *wiphy,
3150 u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
3152 struct ieee80211_local *local = wiphy_priv(wiphy);
3154 drv_get_ringparam(local, tx, tx_max, rx, rx_max);
3157 static int ieee80211_set_rekey_data(struct wiphy *wiphy,
3158 struct net_device *dev,
3159 struct cfg80211_gtk_rekey_data *data)
3161 struct ieee80211_local *local = wiphy_priv(wiphy);
3162 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3164 if (!local->ops->set_rekey_data)
3167 drv_set_rekey_data(local, sdata, data);
3172 static void ieee80211_tdls_add_ext_capab(struct sk_buff *skb)
3174 u8 *pos = (void *)skb_put(skb, 7);
3176 *pos++ = WLAN_EID_EXT_CAPABILITY;
3177 *pos++ = 5; /* len */
3182 *pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED;
3185 static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
3187 struct ieee80211_local *local = sdata->local;
3191 if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ)
3194 if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE))
3195 capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME;
3196 if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE))
3197 capab |= WLAN_CAPABILITY_SHORT_PREAMBLE;
3202 static void ieee80211_tdls_add_link_ie(struct sk_buff *skb, u8 *src_addr,
3203 u8 *peer, u8 *bssid)
3205 struct ieee80211_tdls_lnkie *lnkid;
3207 lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie));
3209 lnkid->ie_type = WLAN_EID_LINK_ID;
3210 lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2;
3212 memcpy(lnkid->bssid, bssid, ETH_ALEN);
3213 memcpy(lnkid->init_sta, src_addr, ETH_ALEN);
3214 memcpy(lnkid->resp_sta, peer, ETH_ALEN);
3218 ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
3219 u8 *peer, u8 action_code, u8 dialog_token,
3220 u16 status_code, struct sk_buff *skb)
3222 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3223 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
3224 struct ieee80211_tdls_data *tf;
3226 tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u));
3228 memcpy(tf->da, peer, ETH_ALEN);
3229 memcpy(tf->sa, sdata->vif.addr, ETH_ALEN);
3230 tf->ether_type = cpu_to_be16(ETH_P_TDLS);
3231 tf->payload_type = WLAN_TDLS_SNAP_RFTYPE;
3233 switch (action_code) {
3234 case WLAN_TDLS_SETUP_REQUEST:
3235 tf->category = WLAN_CATEGORY_TDLS;
3236 tf->action_code = WLAN_TDLS_SETUP_REQUEST;
3238 skb_put(skb, sizeof(tf->u.setup_req));
3239 tf->u.setup_req.dialog_token = dialog_token;
3240 tf->u.setup_req.capability =
3241 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
3243 ieee80211_add_srates_ie(sdata, skb, false, band);
3244 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
3245 ieee80211_tdls_add_ext_capab(skb);
3247 case WLAN_TDLS_SETUP_RESPONSE:
3248 tf->category = WLAN_CATEGORY_TDLS;
3249 tf->action_code = WLAN_TDLS_SETUP_RESPONSE;
3251 skb_put(skb, sizeof(tf->u.setup_resp));
3252 tf->u.setup_resp.status_code = cpu_to_le16(status_code);
3253 tf->u.setup_resp.dialog_token = dialog_token;
3254 tf->u.setup_resp.capability =
3255 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
3257 ieee80211_add_srates_ie(sdata, skb, false, band);
3258 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
3259 ieee80211_tdls_add_ext_capab(skb);
3261 case WLAN_TDLS_SETUP_CONFIRM:
3262 tf->category = WLAN_CATEGORY_TDLS;
3263 tf->action_code = WLAN_TDLS_SETUP_CONFIRM;
3265 skb_put(skb, sizeof(tf->u.setup_cfm));
3266 tf->u.setup_cfm.status_code = cpu_to_le16(status_code);
3267 tf->u.setup_cfm.dialog_token = dialog_token;
3269 case WLAN_TDLS_TEARDOWN:
3270 tf->category = WLAN_CATEGORY_TDLS;
3271 tf->action_code = WLAN_TDLS_TEARDOWN;
3273 skb_put(skb, sizeof(tf->u.teardown));
3274 tf->u.teardown.reason_code = cpu_to_le16(status_code);
3276 case WLAN_TDLS_DISCOVERY_REQUEST:
3277 tf->category = WLAN_CATEGORY_TDLS;
3278 tf->action_code = WLAN_TDLS_DISCOVERY_REQUEST;
3280 skb_put(skb, sizeof(tf->u.discover_req));
3281 tf->u.discover_req.dialog_token = dialog_token;
3291 ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
3292 u8 *peer, u8 action_code, u8 dialog_token,
3293 u16 status_code, struct sk_buff *skb)
3295 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3296 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
3297 struct ieee80211_mgmt *mgmt;
3299 mgmt = (void *)skb_put(skb, 24);
3300 memset(mgmt, 0, 24);
3301 memcpy(mgmt->da, peer, ETH_ALEN);
3302 memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
3303 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
3305 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
3306 IEEE80211_STYPE_ACTION);
3308 switch (action_code) {
3309 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
3310 skb_put(skb, 1 + sizeof(mgmt->u.action.u.tdls_discover_resp));
3311 mgmt->u.action.category = WLAN_CATEGORY_PUBLIC;
3312 mgmt->u.action.u.tdls_discover_resp.action_code =
3313 WLAN_PUB_ACTION_TDLS_DISCOVER_RES;
3314 mgmt->u.action.u.tdls_discover_resp.dialog_token =
3316 mgmt->u.action.u.tdls_discover_resp.capability =
3317 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
3319 ieee80211_add_srates_ie(sdata, skb, false, band);
3320 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
3321 ieee80211_tdls_add_ext_capab(skb);
3330 static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
3331 u8 *peer, u8 action_code, u8 dialog_token,
3332 u16 status_code, const u8 *extra_ies,
3333 size_t extra_ies_len)
3335 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3336 struct ieee80211_local *local = sdata->local;
3337 struct sk_buff *skb = NULL;
3341 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3344 /* make sure we are in managed mode, and associated */
3345 if (sdata->vif.type != NL80211_IFTYPE_STATION ||
3346 !sdata->u.mgd.associated)
3349 tdls_dbg(sdata, "TDLS mgmt action %d peer %pM\n",
3352 skb = dev_alloc_skb(local->hw.extra_tx_headroom +
3353 max(sizeof(struct ieee80211_mgmt),
3354 sizeof(struct ieee80211_tdls_data)) +
3355 50 + /* supported rates */
3358 sizeof(struct ieee80211_tdls_lnkie));
3362 skb_reserve(skb, local->hw.extra_tx_headroom);
3364 switch (action_code) {
3365 case WLAN_TDLS_SETUP_REQUEST:
3366 case WLAN_TDLS_SETUP_RESPONSE:
3367 case WLAN_TDLS_SETUP_CONFIRM:
3368 case WLAN_TDLS_TEARDOWN:
3369 case WLAN_TDLS_DISCOVERY_REQUEST:
3370 ret = ieee80211_prep_tdls_encap_data(wiphy, dev, peer,
3371 action_code, dialog_token,
3373 send_direct = false;
3375 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
3376 ret = ieee80211_prep_tdls_direct(wiphy, dev, peer, action_code,
3377 dialog_token, status_code,
3390 memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len);
3392 /* the TDLS link IE is always added last */
3393 switch (action_code) {
3394 case WLAN_TDLS_SETUP_REQUEST:
3395 case WLAN_TDLS_SETUP_CONFIRM:
3396 case WLAN_TDLS_TEARDOWN:
3397 case WLAN_TDLS_DISCOVERY_REQUEST:
3398 /* we are the initiator */
3399 ieee80211_tdls_add_link_ie(skb, sdata->vif.addr, peer,
3400 sdata->u.mgd.bssid);
3402 case WLAN_TDLS_SETUP_RESPONSE:
3403 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
3404 /* we are the responder */
3405 ieee80211_tdls_add_link_ie(skb, peer, sdata->vif.addr,
3406 sdata->u.mgd.bssid);
3414 ieee80211_tx_skb(sdata, skb);
3419 * According to 802.11z: Setup req/resp are sent in AC_BK, otherwise
3420 * we should default to AC_VI.
3422 switch (action_code) {
3423 case WLAN_TDLS_SETUP_REQUEST:
3424 case WLAN_TDLS_SETUP_RESPONSE:
3425 skb_set_queue_mapping(skb, IEEE80211_AC_BK);
3429 skb_set_queue_mapping(skb, IEEE80211_AC_VI);
3434 /* disable bottom halves when entering the Tx path */
3436 ret = ieee80211_subif_start_xmit(skb, dev);
3446 static int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3447 u8 *peer, enum nl80211_tdls_operation oper)
3449 struct sta_info *sta;
3450 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3452 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3455 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3458 tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer);
3461 case NL80211_TDLS_ENABLE_LINK:
3463 sta = sta_info_get(sdata, peer);
3469 set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH);
3472 case NL80211_TDLS_DISABLE_LINK:
3473 return sta_info_destroy_addr(sdata, peer);
3474 case NL80211_TDLS_TEARDOWN:
3475 case NL80211_TDLS_SETUP:
3476 case NL80211_TDLS_DISCOVERY_REQ:
3477 /* We don't support in-driver setup/teardown/discovery */
3486 static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
3487 const u8 *peer, u64 *cookie)
3489 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3490 struct ieee80211_local *local = sdata->local;
3491 struct ieee80211_qos_hdr *nullfunc;
3492 struct sk_buff *skb;
3493 int size = sizeof(*nullfunc);
3496 struct ieee80211_tx_info *info;
3497 struct sta_info *sta;
3498 struct ieee80211_chanctx_conf *chanctx_conf;
3499 enum ieee80211_band band;
3502 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3503 if (WARN_ON(!chanctx_conf)) {
3507 band = chanctx_conf->def.chan->band;
3508 sta = sta_info_get(sdata, peer);
3510 qos = test_sta_flag(sta, WLAN_STA_WME);
3517 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3518 IEEE80211_STYPE_QOS_NULLFUNC |
3519 IEEE80211_FCTL_FROMDS);
3522 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3523 IEEE80211_STYPE_NULLFUNC |
3524 IEEE80211_FCTL_FROMDS);
3527 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
3535 skb_reserve(skb, local->hw.extra_tx_headroom);
3537 nullfunc = (void *) skb_put(skb, size);
3538 nullfunc->frame_control = fc;
3539 nullfunc->duration_id = 0;
3540 memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
3541 memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
3542 memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN);
3543 nullfunc->seq_ctrl = 0;
3545 info = IEEE80211_SKB_CB(skb);
3547 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
3548 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
3550 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
3553 nullfunc->qos_ctrl = cpu_to_le16(7);
3556 ieee80211_xmit(sdata, skb, band);
3560 *cookie = (unsigned long) skb;
3564 static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
3565 struct wireless_dev *wdev,
3566 struct cfg80211_chan_def *chandef)
3568 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3569 struct ieee80211_local *local = wiphy_priv(wiphy);
3570 struct ieee80211_chanctx_conf *chanctx_conf;
3574 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3576 *chandef = chanctx_conf->def;
3578 } else if (local->open_count > 0 &&
3579 local->open_count == local->monitors &&
3580 sdata->vif.type == NL80211_IFTYPE_MONITOR) {
3581 if (local->use_chanctx)
3582 *chandef = local->monitor_chandef;
3584 *chandef = local->_oper_chandef;
3593 static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
3595 drv_set_wakeup(wiphy_priv(wiphy), enabled);
3599 struct cfg80211_ops mac80211_config_ops = {
3600 .add_virtual_intf = ieee80211_add_iface,
3601 .del_virtual_intf = ieee80211_del_iface,
3602 .change_virtual_intf = ieee80211_change_iface,
3603 .start_p2p_device = ieee80211_start_p2p_device,
3604 .stop_p2p_device = ieee80211_stop_p2p_device,
3605 .add_key = ieee80211_add_key,
3606 .del_key = ieee80211_del_key,
3607 .get_key = ieee80211_get_key,
3608 .set_default_key = ieee80211_config_default_key,
3609 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
3610 .start_ap = ieee80211_start_ap,
3611 .change_beacon = ieee80211_change_beacon,
3612 .stop_ap = ieee80211_stop_ap,
3613 .add_station = ieee80211_add_station,
3614 .del_station = ieee80211_del_station,
3615 .change_station = ieee80211_change_station,
3616 .get_station = ieee80211_get_station,
3617 .dump_station = ieee80211_dump_station,
3618 .dump_survey = ieee80211_dump_survey,
3619 #ifdef CONFIG_MAC80211_MESH
3620 .add_mpath = ieee80211_add_mpath,
3621 .del_mpath = ieee80211_del_mpath,
3622 .change_mpath = ieee80211_change_mpath,
3623 .get_mpath = ieee80211_get_mpath,
3624 .dump_mpath = ieee80211_dump_mpath,
3625 .update_mesh_config = ieee80211_update_mesh_config,
3626 .get_mesh_config = ieee80211_get_mesh_config,
3627 .join_mesh = ieee80211_join_mesh,
3628 .leave_mesh = ieee80211_leave_mesh,
3630 .change_bss = ieee80211_change_bss,
3631 .set_txq_params = ieee80211_set_txq_params,
3632 .set_monitor_channel = ieee80211_set_monitor_channel,
3633 .suspend = ieee80211_suspend,
3634 .resume = ieee80211_resume,
3635 .scan = ieee80211_scan,
3636 .sched_scan_start = ieee80211_sched_scan_start,
3637 .sched_scan_stop = ieee80211_sched_scan_stop,
3638 .auth = ieee80211_auth,
3639 .assoc = ieee80211_assoc,
3640 .deauth = ieee80211_deauth,
3641 .disassoc = ieee80211_disassoc,
3642 .join_ibss = ieee80211_join_ibss,
3643 .leave_ibss = ieee80211_leave_ibss,
3644 .set_mcast_rate = ieee80211_set_mcast_rate,
3645 .set_wiphy_params = ieee80211_set_wiphy_params,
3646 .set_tx_power = ieee80211_set_tx_power,
3647 .get_tx_power = ieee80211_get_tx_power,
3648 .set_wds_peer = ieee80211_set_wds_peer,
3649 .rfkill_poll = ieee80211_rfkill_poll,
3650 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
3651 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
3652 .set_power_mgmt = ieee80211_set_power_mgmt,
3653 .set_bitrate_mask = ieee80211_set_bitrate_mask,
3654 .remain_on_channel = ieee80211_remain_on_channel,
3655 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
3656 .mgmt_tx = ieee80211_mgmt_tx,
3657 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
3658 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
3659 .mgmt_frame_register = ieee80211_mgmt_frame_register,
3660 .set_antenna = ieee80211_set_antenna,
3661 .get_antenna = ieee80211_get_antenna,
3662 .set_ringparam = ieee80211_set_ringparam,
3663 .get_ringparam = ieee80211_get_ringparam,
3664 .set_rekey_data = ieee80211_set_rekey_data,
3665 .tdls_oper = ieee80211_tdls_oper,
3666 .tdls_mgmt = ieee80211_tdls_mgmt,
3667 .probe_client = ieee80211_probe_client,
3668 .set_noack_map = ieee80211_set_noack_map,
3670 .set_wakeup = ieee80211_set_wakeup,
3672 .get_et_sset_count = ieee80211_get_et_sset_count,
3673 .get_et_stats = ieee80211_get_et_stats,
3674 .get_et_strings = ieee80211_get_et_strings,
3675 .get_channel = ieee80211_cfg_get_channel,
3676 .start_radar_detection = ieee80211_start_radar_detection,
3677 .channel_switch = ieee80211_channel_switch,