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mac80211: add control port protocol TX control flag
[mirror_ubuntu-bionic-kernel.git] / net / mac80211 / cfg.c
CommitLineData
f0706e82
JB		 1/*
2 * mac80211 configuration hooks for cfg80211
3 *
026331c4 4 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
f0706e82
JB		 5 *
6 * This file is GPLv2 as found in COPYING.
7 */
8
e8cbb4cb 9#include <linux/ieee80211.h>
f0706e82
JB		 10#include <linux/nl80211.h>
11#include <linux/rtnetlink.h>
5a0e3ad6 12#include <linux/slab.h>
881d966b 13#include <net/net_namespace.h>
5dfdaf58 14#include <linux/rcupdate.h>
dfe018bf 15#include <linux/if_ether.h>
f0706e82
JB		 16#include <net/cfg80211.h>
17#include "ieee80211_i.h"
24487981 18#include "driver-ops.h"
e0eb6859 19#include "cfg.h"
2c8dccc7 20#include "rate.h"
c5dd9c2b 21#include "mesh.h"
c5dd9c2b 22
552bff0c
JB		 23static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy,
24 const char *name,
84efbb84
JB		 25 enum nl80211_iftype type,
26 u32 *flags,
27 struct vif_params *params)
f0706e82
JB		 28{
29 struct ieee80211_local *local = wiphy_priv(wiphy);
84efbb84 30 struct wireless_dev *wdev;
8cc9a739
MW		 31 struct ieee80211_sub_if_data *sdata;
32 int err;
f0706e82 33
84efbb84 34 err = ieee80211_if_add(local, name, &wdev, type, params);
f9e10ce4
JB		 35 if (err)
36 return ERR_PTR(err);
8cc9a739 37
f9e10ce4 38 if (type == NL80211_IFTYPE_MONITOR && flags) {
84efbb84 39 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
f9e10ce4
JB		 40 sdata->u.mntr_flags = *flags;
41 }
42
84efbb84 43 return wdev;
f0706e82
JB		 44}
45
84efbb84 46static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
f0706e82 47{
84efbb84 48 ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev));
f0706e82 49
75636525 50 return 0;
f0706e82
JB		 51}
52
e36d56b6
JB		 53static int ieee80211_change_iface(struct wiphy *wiphy,
54 struct net_device *dev,
2ec600d6
LCC		 55 enum nl80211_iftype type, u32 *flags,
56 struct vif_params *params)
42613db7 57{
9607e6b6 58 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
f3947e2d 59 int ret;
42613db7 60
05c914fe 61 ret = ieee80211_if_change_type(sdata, type);
f3947e2d
JB		 62 if (ret)
63 return ret;
42613db7 64
9bc383de
JB		 65 if (type == NL80211_IFTYPE_AP_VLAN &&
66 params && params->use_4addr == 0)
a9b3cd7f 67 RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
9bc383de
JB		 68 else if (type == NL80211_IFTYPE_STATION &&
69 params && params->use_4addr >= 0)
70 sdata->u.mgd.use_4addr = params->use_4addr;
71
85416a4f
CL		 72 if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags) {
73 struct ieee80211_local *local = sdata->local;
74
75 if (ieee80211_sdata_running(sdata)) {
31eba5bc
FF		 76 u32 mask = MONITOR_FLAG_COOK_FRAMES |
77 MONITOR_FLAG_ACTIVE;
78
85416a4f 79 /*
31eba5bc
FF		 80 * Prohibit MONITOR_FLAG_COOK_FRAMES and
81 * MONITOR_FLAG_ACTIVE to be changed while the
82 * interface is up.
85416a4f
CL		 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
87 */
31eba5bc 88 if ((*flags & mask) != (sdata->u.mntr_flags & mask))
85416a4f
CL		 89 return -EBUSY;
90
91 ieee80211_adjust_monitor_flags(sdata, -1);
92 sdata->u.mntr_flags = *flags;
93 ieee80211_adjust_monitor_flags(sdata, 1);
94
95 ieee80211_configure_filter(local);
96 } else {
97 /*
98 * Because the interface is down, ieee80211_do_stop
99 * and ieee80211_do_open take care of "everything"
100 * mentioned in the comment above.
101 */
102 sdata->u.mntr_flags = *flags;
103 }
104 }
f7917af9 105
42613db7
JB		 106 return 0;
107}
108
f142c6b9
JB		 109static int ieee80211_start_p2p_device(struct wiphy *wiphy,
110 struct wireless_dev *wdev)
111{
112 return ieee80211_do_open(wdev, true);
113}
114
115static void ieee80211_stop_p2p_device(struct wiphy *wiphy,
116 struct wireless_dev *wdev)
117{
118 ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev));
119}
120
b53be792
SW		 121static int ieee80211_set_noack_map(struct wiphy *wiphy,
122 struct net_device *dev,
123 u16 noack_map)
124{
125 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
126
127 sdata->noack_map = noack_map;
128 return 0;
129}
130
e8cbb4cb 131static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
e31b8213 132 u8 key_idx, bool pairwise, const u8 *mac_addr,
e8cbb4cb
JB		 133 struct key_params *params)
134{
26a58456 135 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
e8cbb4cb 136 struct sta_info *sta = NULL;
db4d1169 137 struct ieee80211_key *key;
3b96766f 138 int err;
e8cbb4cb 139
26a58456 140 if (!ieee80211_sdata_running(sdata))
ad0e2b5a
JB		 141 return -ENETDOWN;
142
97359d12 143 /* reject WEP and TKIP keys if WEP failed to initialize */
e8cbb4cb
JB		 144 switch (params->cipher) {
145 case WLAN_CIPHER_SUITE_WEP40:
e8cbb4cb 146 case WLAN_CIPHER_SUITE_TKIP:
97359d12
JB		 147 case WLAN_CIPHER_SUITE_WEP104:
148 if (IS_ERR(sdata->local->wep_tx_tfm))
149 return -EINVAL;
3cfcf6ac 150 break;
e8cbb4cb 151 default:
97359d12 152 break;
e8cbb4cb
JB		 153 }
154
97359d12
JB		 155 key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len,
156 params->key, params->seq_len, params->seq);
1ac62ba7
BH		 157 if (IS_ERR(key))
158 return PTR_ERR(key);
db4d1169 159
e31b8213
JB		 160 if (pairwise)
161 key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;
162
ad0e2b5a 163 mutex_lock(&sdata->local->sta_mtx);
3b96766f 164
e8cbb4cb 165 if (mac_addr) {
ff973af7
TP		 166 if (ieee80211_vif_is_mesh(&sdata->vif))
167 sta = sta_info_get(sdata, mac_addr);
168 else
169 sta = sta_info_get_bss(sdata, mac_addr);
1626e0fa
JB		 170 /*
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.
176 *
177 * TODO: accept the key if we have a station entry and
178 * add it to the device after the station.
179 */
180 if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) {
79cf2dfa 181 ieee80211_key_free_unused(key);
3b96766f
JB		 182 err = -ENOENT;
183 goto out_unlock;
db4d1169 184 }
e8cbb4cb
JB		 185 }
186
e548c49e
JB		 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;
191 break;
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;
197 break;
198 case NL80211_IFTYPE_ADHOC:
199 /* no MFP (yet) */
200 break;
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;
205 break;
206#endif
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 */
215 WARN_ON_ONCE(1);
216 break;
217 }
218
3ffc2a90 219 err = ieee80211_key_link(key, sdata, sta);
db4d1169 220
3b96766f 221 out_unlock:
ad0e2b5a 222 mutex_unlock(&sdata->local->sta_mtx);
3b96766f
JB		 223
224 return err;
e8cbb4cb
JB		 225}
226
227static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
e31b8213 228 u8 key_idx, bool pairwise, const u8 *mac_addr)
e8cbb4cb 229{
5c0c3641
JB		 230 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
231 struct ieee80211_local *local = sdata->local;
e8cbb4cb 232 struct sta_info *sta;
5c0c3641 233 struct ieee80211_key *key = NULL;
e8cbb4cb
JB		 234 int ret;
235
5c0c3641
JB		 236 mutex_lock(&local->sta_mtx);
237 mutex_lock(&local->key_mtx);
3b96766f 238
e8cbb4cb 239 if (mac_addr) {
3b96766f
JB		 240 ret = -ENOENT;
241
0e5ded5a 242 sta = sta_info_get_bss(sdata, mac_addr);
e8cbb4cb 243 if (!sta)
3b96766f 244 goto out_unlock;
e8cbb4cb 245
5c0c3641 246 if (pairwise)
40b275b6 247 key = key_mtx_dereference(local, sta->ptk);
5c0c3641 248 else
40b275b6 249 key = key_mtx_dereference(local, sta->gtk[key_idx]);
5c0c3641 250 } else
40b275b6 251 key = key_mtx_dereference(local, sdata->keys[key_idx]);
e8cbb4cb 252
5c0c3641 253 if (!key) {
3b96766f
JB		 254 ret = -ENOENT;
255 goto out_unlock;
256 }
e8cbb4cb 257
3b8d9c29 258 ieee80211_key_free(key, true);
e8cbb4cb 259
3b96766f
JB		 260 ret = 0;
261 out_unlock:
5c0c3641
JB		 262 mutex_unlock(&local->key_mtx);
263 mutex_unlock(&local->sta_mtx);
3b96766f
JB		 264
265 return ret;
e8cbb4cb
JB		 266}
267
62da92fb 268static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
e31b8213
JB		 269 u8 key_idx, bool pairwise, const u8 *mac_addr,
270 void *cookie,
62da92fb
JB		 271 void (*callback)(void *cookie,
272 struct key_params *params))
273{
14db74bc 274 struct ieee80211_sub_if_data *sdata;
62da92fb
JB		 275 struct sta_info *sta = NULL;
276 u8 seq[6] = {0};
277 struct key_params params;
e31b8213 278 struct ieee80211_key *key = NULL;
aba83a0b 279 u64 pn64;
62da92fb
JB		 280 u32 iv32;
281 u16 iv16;
282 int err = -ENOENT;
283
14db74bc
JB		 284 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
285
3b96766f
JB		 286 rcu_read_lock();
287
62da92fb 288 if (mac_addr) {
0e5ded5a 289 sta = sta_info_get_bss(sdata, mac_addr);
62da92fb
JB		 290 if (!sta)
291 goto out;
292
e31b8213 293 if (pairwise)
a3836e02 294 key = rcu_dereference(sta->ptk);
e31b8213 295 else if (key_idx < NUM_DEFAULT_KEYS)
a3836e02 296 key = rcu_dereference(sta->gtk[key_idx]);
62da92fb 297 } else
a3836e02 298 key = rcu_dereference(sdata->keys[key_idx]);
62da92fb
JB		 299
300 if (!key)
301 goto out;
302
303 memset(&params, 0, sizeof(params));
304
97359d12 305 params.cipher = key->conf.cipher;
62da92fb 306
97359d12
JB		 307 switch (key->conf.cipher) {
308 case WLAN_CIPHER_SUITE_TKIP:
b0f76b33
HH		 309 iv32 = key->u.tkip.tx.iv32;
310 iv16 = key->u.tkip.tx.iv16;
62da92fb 311
24487981
JB		 312 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)
313 drv_get_tkip_seq(sdata->local,
314 key->conf.hw_key_idx,
315 &iv32, &iv16);
62da92fb
JB		 316
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;
323 params.seq = seq;
324 params.seq_len = 6;
325 break;
97359d12 326 case WLAN_CIPHER_SUITE_CCMP:
aba83a0b
JB		 327 pn64 = atomic64_read(&key->u.ccmp.tx_pn);
328 seq[0] = pn64;
329 seq[1] = pn64 >> 8;
330 seq[2] = pn64 >> 16;
331 seq[3] = pn64 >> 24;
332 seq[4] = pn64 >> 32;
333 seq[5] = pn64 >> 40;
62da92fb
JB		 334 params.seq = seq;
335 params.seq_len = 6;
336 break;
97359d12 337 case WLAN_CIPHER_SUITE_AES_CMAC:
75396ae6
JB		 338 pn64 = atomic64_read(&key->u.aes_cmac.tx_pn);
339 seq[0] = pn64;
340 seq[1] = pn64 >> 8;
341 seq[2] = pn64 >> 16;
342 seq[3] = pn64 >> 24;
343 seq[4] = pn64 >> 32;
344 seq[5] = pn64 >> 40;
3cfcf6ac
JM		 345 params.seq = seq;
346 params.seq_len = 6;
347 break;
62da92fb
JB		 348 }
349
350 params.key = key->conf.key;
351 params.key_len = key->conf.keylen;
352
353 callback(cookie, &params);
354 err = 0;
355
356 out:
3b96766f 357 rcu_read_unlock();
62da92fb
JB		 358 return err;
359}
360
e8cbb4cb
JB		 361static int ieee80211_config_default_key(struct wiphy *wiphy,
362 struct net_device *dev,
dbd2fd65
JB		 363 u8 key_idx, bool uni,
364 bool multi)
e8cbb4cb 365{
ad0e2b5a 366 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3b96766f 367
f7e0104c 368 ieee80211_set_default_key(sdata, key_idx, uni, multi);
e8cbb4cb
JB		 369
370 return 0;
371}
372
3cfcf6ac
JM		 373static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
374 struct net_device *dev,
375 u8 key_idx)
376{
66c52421 377 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3cfcf6ac 378
3cfcf6ac
JM		 379 ieee80211_set_default_mgmt_key(sdata, key_idx);
380
3cfcf6ac
JM		 381 return 0;
382}
383
6b62bf32
TP		 384void sta_set_rate_info_tx(struct sta_info *sta,
385 const struct ieee80211_tx_rate *rate,
386 struct rate_info *rinfo)
387{
388 rinfo->flags = 0;
8bc83c24 389 if (rate->flags & IEEE80211_TX_RC_MCS) {
6b62bf32 390 rinfo->flags |= RATE_INFO_FLAGS_MCS;
8bc83c24
JB		 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);
396 } else {
397 struct ieee80211_supported_band *sband;
2103dec1
SW		 398 int shift = ieee80211_vif_get_shift(&sta->sdata->vif);
399 u16 brate;
400
8bc83c24
JB		 401 sband = sta->local->hw.wiphy->bands[
402 ieee80211_get_sdata_band(sta->sdata)];
2103dec1
SW		 403 brate = sband->bitrates[rate->idx].bitrate;
404 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
8bc83c24 405 }
6b62bf32
TP		 406 if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
407 rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
8bc83c24
JB		 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;
6b62bf32
TP		 412 if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
413 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
6b62bf32
TP		 414}
415
003e676a
S		 416void sta_set_rate_info_rx(struct sta_info *sta, struct rate_info *rinfo)
417{
418 rinfo->flags = 0;
419
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;
427 } else {
428 struct ieee80211_supported_band *sband;
2103dec1
SW		 429 int shift = ieee80211_vif_get_shift(&sta->sdata->vif);
430 u16 brate;
003e676a
S		 431
432 sband = sta->local->hw.wiphy->bands[
433 ieee80211_get_sdata_band(sta->sdata)];
2103dec1
SW		 434 brate = sband->bitrates[sta->last_rx_rate_idx].bitrate;
435 rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift);
003e676a
S		 436 }
437
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;
448}
449
c5dd9c2b
LCC		 450static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
451{
d0709a65 452 struct ieee80211_sub_if_data *sdata = sta->sdata;
66572cfc 453 struct ieee80211_local *local = sdata->local;
ebe27c91 454 struct timespec uptime;
560d2682 455 u64 packets = 0;
ef0621e8 456 int i, ac;
c5dd9c2b 457
f5ea9120
JB		 458 sinfo->generation = sdata->local->sta_generation;
459
c5dd9c2b 460 sinfo->filled = STATION_INFO_INACTIVE_TIME |
560d2682
JB		 461 STATION_INFO_RX_BYTES64 |
462 STATION_INFO_TX_BYTES64 |
98c8a60a
JM		 463 STATION_INFO_RX_PACKETS |
464 STATION_INFO_TX_PACKETS |
b206b4ef
BR		 465 STATION_INFO_TX_RETRIES |
466 STATION_INFO_TX_FAILED |
5a5c731a 467 STATION_INFO_TX_BITRATE |
3af6334c 468 STATION_INFO_RX_BITRATE |
f4263c98 469 STATION_INFO_RX_DROP_MISC |
ebe27c91 470 STATION_INFO_BSS_PARAM |
7a724767 471 STATION_INFO_CONNECTED_TIME |
a85e1d55
PS		 472 STATION_INFO_STA_FLAGS |
473 STATION_INFO_BEACON_LOSS_COUNT;
ebe27c91
MSS		 474
475 do_posix_clock_monotonic_gettime(&uptime);
476 sinfo->connected_time = uptime.tv_sec - sta->last_connected;
c5dd9c2b
LCC		 477
478 sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
560d2682
JB		 479 sinfo->tx_bytes = 0;
480 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
481 sinfo->tx_bytes += sta->tx_bytes[ac];
482 packets += sta->tx_packets[ac];
483 }
484 sinfo->tx_packets = packets;
c5dd9c2b 485 sinfo->rx_bytes = sta->rx_bytes;
98c8a60a 486 sinfo->rx_packets = sta->rx_packets;
b206b4ef
BR		 487 sinfo->tx_retries = sta->tx_retry_count;
488 sinfo->tx_failed = sta->tx_retry_failed;
5a5c731a 489 sinfo->rx_dropped_misc = sta->rx_dropped;
a85e1d55 490 sinfo->beacon_loss_count = sta->beacon_loss_count;
c5dd9c2b 491
19deffbe
JL		 492 if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
493 (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
541a45a1 494 sinfo->filled |= STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG;
66572cfc
VG		 495 if (!local->ops->get_rssi ||
496 drv_get_rssi(local, sdata, &sta->sta, &sinfo->signal))
497 sinfo->signal = (s8)sta->last_signal;
541a45a1 498 sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
420e7fab 499 }
ef0621e8
FF		 500 if (sta->chains) {
501 sinfo->filled |= STATION_INFO_CHAIN_SIGNAL |
502 STATION_INFO_CHAIN_SIGNAL_AVG;
503
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]);
509 }
510 }
420e7fab 511
6b62bf32 512 sta_set_rate_info_tx(sta, &sta->last_tx_rate, &sinfo->txrate);
003e676a 513 sta_set_rate_info_rx(sta, &sinfo->rxrate);
420e7fab 514
902acc78 515 if (ieee80211_vif_is_mesh(&sdata->vif)) {
c5dd9c2b 516#ifdef CONFIG_MAC80211_MESH
c5dd9c2b
LCC		 517 sinfo->filled |= STATION_INFO_LLID |
518 STATION_INFO_PLID |
3f52b7e3
MP		 519 STATION_INFO_PLINK_STATE |
520 STATION_INFO_LOCAL_PM |
521 STATION_INFO_PEER_PM |
522 STATION_INFO_NONPEER_PM;
c5dd9c2b
LCC		 523
524 sinfo->llid = le16_to_cpu(sta->llid);
525 sinfo->plid = le16_to_cpu(sta->plid);
526 sinfo->plink_state = sta->plink_state;
d299a1f2
JC		 527 if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) {
528 sinfo->filled |= STATION_INFO_T_OFFSET;
529 sinfo->t_offset = sta->t_offset;
530 }
3f52b7e3
MP		 531 sinfo->local_pm = sta->local_pm;
532 sinfo->peer_pm = sta->peer_pm;
533 sinfo->nonpeer_pm = sta->nonpeer_pm;
c5dd9c2b 534#endif
902acc78 535 }
f4263c98
PS		 536
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;
7a724767
HS		 546
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) |
e4121562 552 BIT(NL80211_STA_FLAG_AUTHENTICATED) |
d582cffb 553 BIT(NL80211_STA_FLAG_ASSOCIATED) |
e4121562 554 BIT(NL80211_STA_FLAG_TDLS_PEER);
7a724767
HS		 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);
d582cffb
JB		 565 if (test_sta_flag(sta, WLAN_STA_ASSOC))
566 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
e4121562
HS		 567 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER))
568 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
c5dd9c2b
LCC		 569}
570
b1ab7925
BG		 571static 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",
3073a7c2
BG		 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"
b1ab7925
BG		 579};
580#define STA_STATS_LEN ARRAY_SIZE(ieee80211_gstrings_sta_stats)
581
582static int ieee80211_get_et_sset_count(struct wiphy *wiphy,
583 struct net_device *dev,
584 int sset)
585{
e352114f
BG		 586 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
587 int rv = 0;
588
b1ab7925 589 if (sset == ETH_SS_STATS)
e352114f
BG		 590 rv += STA_STATS_LEN;
591
592 rv += drv_get_et_sset_count(sdata, sset);
b1ab7925 593
e352114f
BG		 594 if (rv == 0)
595 return -EOPNOTSUPP;
596 return rv;
b1ab7925
BG		 597}
598
599static void ieee80211_get_et_stats(struct wiphy *wiphy,
600 struct net_device *dev,
601 struct ethtool_stats *stats,
602 u64 *data)
603{
604 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55de908a
JB		 605 struct ieee80211_chanctx_conf *chanctx_conf;
606 struct ieee80211_channel *channel;
b1ab7925
BG		 607 struct sta_info *sta;
608 struct ieee80211_local *local = sdata->local;
3073a7c2
BG		 609 struct station_info sinfo;
610 struct survey_info survey;
611 int i, q;
612#define STA_STATS_SURVEY_LEN 7
b1ab7925
BG		 613
614 memset(data, 0, sizeof(u64) * STA_STATS_LEN);
615
616#define ADD_STA_STATS(sta) \
617 do { \
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; \
624 \
560d2682
JB		 625 data[i++] += sinfo.tx_packets; \
626 data[i++] += sinfo.tx_bytes; \
b1ab7925
BG		 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; \
632 } while (0)
633
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
637 * network device.
638 */
639
66572cfc 640 mutex_lock(&local->sta_mtx);
b1ab7925
BG		 641
642 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
643 sta = sta_info_get_bss(sdata, sdata->u.mgd.bssid);
3073a7c2
BG		 644
645 if (!(sta && !WARN_ON(sta->sdata->dev != dev)))
646 goto do_survey;
647
560d2682
JB		 648 sinfo.filled = 0;
649 sta_set_sinfo(sta, &sinfo);
650
3073a7c2
BG		 651 i = 0;
652 ADD_STA_STATS(sta);
653
654 data[i++] = sta->sta_state;
655
3073a7c2 656
5204267d 657 if (sinfo.filled & STATION_INFO_TX_BITRATE)
3073a7c2
BG		 658 data[i] = 100000 *
659 cfg80211_calculate_bitrate(&sinfo.txrate);
660 i++;
5204267d 661 if (sinfo.filled & STATION_INFO_RX_BITRATE)
3073a7c2
BG		 662 data[i] = 100000 *
663 cfg80211_calculate_bitrate(&sinfo.rxrate);
664 i++;
665
5204267d 666 if (sinfo.filled & STATION_INFO_SIGNAL_AVG)
3073a7c2
BG		 667 data[i] = (u8)sinfo.signal_avg;
668 i++;
b1ab7925 669 } else {
66572cfc 670 list_for_each_entry(sta, &local->sta_list, list) {
b1ab7925
BG		 671 /* Make sure this station belongs to the proper dev */
672 if (sta->sdata->dev != dev)
673 continue;
674
675 i = 0;
676 ADD_STA_STATS(sta);
b1ab7925
BG		 677 }
678 }
679
3073a7c2
BG		 680do_survey:
681 i = STA_STATS_LEN - STA_STATS_SURVEY_LEN;
682 /* Get survey stats for current channel */
55de908a 683 survey.filled = 0;
3073a7c2 684
55de908a
JB		 685 rcu_read_lock();
686 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
687 if (chanctx_conf)
4bf88530 688 channel = chanctx_conf->def.chan;
55de908a
JB		 689 else
690 channel = NULL;
691 rcu_read_unlock();
692
693 if (channel) {
694 q = 0;
695 do {
696 survey.filled = 0;
697 if (drv_get_survey(local, q, &survey) != 0) {
698 survey.filled = 0;
699 break;
700 }
701 q++;
702 } while (channel != survey.channel);
3073a7c2
BG		 703 }
704
705 if (survey.filled)
706 data[i++] = survey.channel->center_freq;
707 else
708 data[i++] = 0;
709 if (survey.filled & SURVEY_INFO_NOISE_DBM)
710 data[i++] = (u8)survey.noise;
711 else
712 data[i++] = -1LL;
713 if (survey.filled & SURVEY_INFO_CHANNEL_TIME)
714 data[i++] = survey.channel_time;
715 else
716 data[i++] = -1LL;
717 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_BUSY)
718 data[i++] = survey.channel_time_busy;
719 else
720 data[i++] = -1LL;
721 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY)
722 data[i++] = survey.channel_time_ext_busy;
723 else
724 data[i++] = -1LL;
725 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_RX)
726 data[i++] = survey.channel_time_rx;
727 else
728 data[i++] = -1LL;
729 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_TX)
730 data[i++] = survey.channel_time_tx;
731 else
732 data[i++] = -1LL;
733
66572cfc 734 mutex_unlock(&local->sta_mtx);
e352114f 735
3073a7c2
BG		 736 if (WARN_ON(i != STA_STATS_LEN))
737 return;
738
e352114f 739 drv_get_et_stats(sdata, stats, &(data[STA_STATS_LEN]));
b1ab7925
BG		 740}
741
742static void ieee80211_get_et_strings(struct wiphy *wiphy,
743 struct net_device *dev,
744 u32 sset, u8 *data)
745{
e352114f
BG		 746 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
747 int sz_sta_stats = 0;
748
b1ab7925 749 if (sset == ETH_SS_STATS) {
e352114f 750 sz_sta_stats = sizeof(ieee80211_gstrings_sta_stats);
bd500af2 751 memcpy(data, ieee80211_gstrings_sta_stats, sz_sta_stats);
b1ab7925 752 }
e352114f 753 drv_get_et_strings(sdata, sset, &(data[sz_sta_stats]));
b1ab7925 754}
c5dd9c2b
LCC		 755
756static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
757 int idx, u8 *mac, struct station_info *sinfo)
758{
3b53fde8 759 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
66572cfc 760 struct ieee80211_local *local = sdata->local;
c5dd9c2b 761 struct sta_info *sta;
d0709a65
JB		 762 int ret = -ENOENT;
763
66572cfc 764 mutex_lock(&local->sta_mtx);
c5dd9c2b 765
3b53fde8 766 sta = sta_info_get_by_idx(sdata, idx);
d0709a65
JB		 767 if (sta) {
768 ret = 0;
17741cdc 769 memcpy(mac, sta->sta.addr, ETH_ALEN);
d0709a65
JB		 770 sta_set_sinfo(sta, sinfo);
771 }
c5dd9c2b 772
66572cfc 773 mutex_unlock(&local->sta_mtx);
c5dd9c2b 774
d0709a65 775 return ret;
c5dd9c2b
LCC		 776}
777
1289723e
HS		 778static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
779 int idx, struct survey_info *survey)
780{
781 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
782
1289723e
HS		 783 return drv_get_survey(local, idx, survey);
784}
785
7bbdd2d9 786static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
2ec600d6 787 u8 *mac, struct station_info *sinfo)
7bbdd2d9 788{
abe60632 789 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
66572cfc 790 struct ieee80211_local *local = sdata->local;
7bbdd2d9 791 struct sta_info *sta;
d0709a65 792 int ret = -ENOENT;
7bbdd2d9 793
66572cfc 794 mutex_lock(&local->sta_mtx);
7bbdd2d9 795
0e5ded5a 796 sta = sta_info_get_bss(sdata, mac);
d0709a65
JB		 797 if (sta) {
798 ret = 0;
799 sta_set_sinfo(sta, sinfo);
800 }
801
66572cfc 802 mutex_unlock(&local->sta_mtx);
d0709a65
JB		 803
804 return ret;
7bbdd2d9
JB		 805}
806
55de908a 807static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
683b6d3b 808 struct cfg80211_chan_def *chandef)
3d9e6e12
JB		 809{
810 struct ieee80211_local *local = wiphy_priv(wiphy);
55de908a
JB		 811 struct ieee80211_sub_if_data *sdata;
812 int ret = 0;
3d9e6e12 813
4bf88530 814 if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
55de908a 815 return 0;
3d9e6e12 816
55de908a
JB		 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));
822 if (sdata) {
823 ieee80211_vif_release_channel(sdata);
4bf88530 824 ret = ieee80211_vif_use_channel(sdata, chandef,
55de908a
JB		 825 IEEE80211_CHANCTX_EXCLUSIVE);
826 }
827 } else if (local->open_count == local->monitors) {
675a0b04 828 local->_oper_chandef = *chandef;
55de908a
JB		 829 ieee80211_hw_config(local, 0);
830 }
3d9e6e12 831
4bf88530
JB		 832 if (ret == 0)
833 local->monitor_chandef = *chandef;
55de908a 834 mutex_unlock(&local->iflist_mtx);
3d9e6e12 835
55de908a 836 return ret;
e8c9bd5b
JB		 837}
838
02945821 839static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
8860020e 840 const u8 *resp, size_t resp_len)
02945821 841{
aa7a0080 842 struct probe_resp *new, *old;
02945821
AN		 843
844 if (!resp || !resp_len)
aba4e6ff 845 return 1;
02945821 846
f724828b 847 old = rtnl_dereference(sdata->u.ap.probe_resp);
02945821 848
aa7a0080 849 new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL);
02945821
AN		 850 if (!new)
851 return -ENOMEM;
852
aa7a0080
ES		 853 new->len = resp_len;
854 memcpy(new->data, resp, resp_len);
02945821
AN		 855
856 rcu_assign_pointer(sdata->u.ap.probe_resp, new);
aa7a0080
ES		 857 if (old)
858 kfree_rcu(old, rcu_head);
02945821
AN		 859
860 return 0;
861}
862
73da7d5b
SW		 863int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
864 struct cfg80211_beacon_data *params)
5dfdaf58
JB		 865{
866 struct beacon_data *new, *old;
867 int new_head_len, new_tail_len;
8860020e
JB		 868 int size, err;
869 u32 changed = BSS_CHANGED_BEACON;
5dfdaf58 870
40b275b6 871 old = rtnl_dereference(sdata->u.ap.beacon);
5dfdaf58 872
5dfdaf58
JB		 873 /* Need to have a beacon head if we don't have one yet */
874 if (!params->head && !old)
8860020e 875 return -EINVAL;
5dfdaf58
JB		 876
877 /* new or old head? */
878 if (params->head)
879 new_head_len = params->head_len;
880 else
881 new_head_len = old->head_len;
882
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;
887 else
888 new_tail_len = old->tail_len;
889
890 size = sizeof(*new) + new_head_len + new_tail_len;
891
892 new = kzalloc(size, GFP_KERNEL);
893 if (!new)
894 return -ENOMEM;
895
896 /* start filling the new info now */
897
5dfdaf58
JB		 898 /*
899 * pointers go into the block we allocated,
900 * memory is | beacon_data | head | tail |
901 */
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;
906
907 /* copy in head */
908 if (params->head)
909 memcpy(new->head, params->head, new_head_len);
910 else
911 memcpy(new->head, old->head, new_head_len);
912
913 /* copy in optional tail */
914 if (params->tail)
915 memcpy(new->tail, params->tail, new_tail_len);
916 else
917 if (old)
918 memcpy(new->tail, old->tail, new_tail_len);
919
02945821
AN		 920 err = ieee80211_set_probe_resp(sdata, params->probe_resp,
921 params->probe_resp_len);
8860020e
JB		 922 if (err < 0)
923 return err;
924 if (err == 0)
02945821
AN		 925 changed |= BSS_CHANGED_AP_PROBE_RESP;
926
8860020e
JB		 927 rcu_assign_pointer(sdata->u.ap.beacon, new);
928
929 if (old)
930 kfree_rcu(old, rcu_head);
7827493b 931
8860020e 932 return changed;
5dfdaf58
JB		 933}
934
8860020e
JB		 935static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
936 struct cfg80211_ap_settings *params)
5dfdaf58 937{
8860020e 938 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
5dfdaf58 939 struct beacon_data *old;
665c93a9 940 struct ieee80211_sub_if_data *vlan;
8860020e
JB		 941 u32 changed = BSS_CHANGED_BEACON_INT |
942 BSS_CHANGED_BEACON_ENABLED |
943 BSS_CHANGED_BEACON |
339afbf4
JB		 944 BSS_CHANGED_SSID |
945 BSS_CHANGED_P2P_PS;
8860020e 946 int err;
14db74bc 947
40b275b6 948 old = rtnl_dereference(sdata->u.ap.beacon);
5dfdaf58
JB		 949 if (old)
950 return -EALREADY;
951
04ecd257
JB		 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;
164eb02d 955 sdata->radar_required = params->radar_required;
04ecd257 956
4bf88530 957 err = ieee80211_vif_use_channel(sdata, &params->chandef,
55de908a 958 IEEE80211_CHANCTX_SHARED);
aa430da4
JB		 959 if (err)
960 return err;
1f4ac5a6 961 ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
aa430da4 962
665c93a9
JB		 963 /*
964 * Apply control port protocol, this allows us to
965 * not encrypt dynamic WEP control frames.
966 */
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;
974 }
975
8860020e
JB		 976 sdata->vif.bss_conf.beacon_int = params->beacon_interval;
977 sdata->vif.bss_conf.dtim_period = params->dtim_period;
d6a83228 978 sdata->vif.bss_conf.enable_beacon = true;
8860020e
JB		 979
980 sdata->vif.bss_conf.ssid_len = params->ssid_len;
981 if (params->ssid_len)
982 memcpy(sdata->vif.bss_conf.ssid, params->ssid,
983 params->ssid_len);
984 sdata->vif.bss_conf.hidden_ssid =
985 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
986
67baf663
JD		 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;
339afbf4 994
8860020e
JB		 995 err = ieee80211_assign_beacon(sdata, &params->beacon);
996 if (err < 0)
997 return err;
998 changed |= err;
999
1041638f
JB		 1000 err = drv_start_ap(sdata->local, sdata);
1001 if (err) {
1002 old = rtnl_dereference(sdata->u.ap.beacon);
1003 if (old)
1004 kfree_rcu(old, rcu_head);
1005 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
1006 return err;
1007 }
1008
8860020e
JB		 1009 ieee80211_bss_info_change_notify(sdata, changed);
1010
3edaf3e6
JB		 1011 netif_carrier_on(dev);
1012 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1013 netif_carrier_on(vlan->dev);
1014
665c93a9 1015 return 0;
5dfdaf58
JB		 1016}
1017
8860020e
JB		 1018static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
1019 struct cfg80211_beacon_data *params)
5dfdaf58 1020{
14db74bc 1021 struct ieee80211_sub_if_data *sdata;
5dfdaf58 1022 struct beacon_data *old;
8860020e 1023 int err;
5dfdaf58 1024
14db74bc
JB		 1025 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1026
73da7d5b
SW		 1027 /* don't allow changing the beacon while CSA is in place - offset
1028 * of channel switch counter may change
1029 */
1030 if (sdata->vif.csa_active)
1031 return -EBUSY;
1032
40b275b6 1033 old = rtnl_dereference(sdata->u.ap.beacon);
5dfdaf58
JB		 1034 if (!old)
1035 return -ENOENT;
1036
8860020e
JB		 1037 err = ieee80211_assign_beacon(sdata, params);
1038 if (err < 0)
1039 return err;
1040 ieee80211_bss_info_change_notify(sdata, err);
1041 return 0;
5dfdaf58
JB		 1042}
1043
8860020e 1044static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
5dfdaf58 1045{
7b20b8e8
JB		 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;
14db74bc 1051
7b20b8e8
JB		 1052 old_beacon = rtnl_dereference(sdata->u.ap.beacon);
1053 if (!old_beacon)
5dfdaf58 1054 return -ENOENT;
7b20b8e8 1055 old_probe_resp = rtnl_dereference(sdata->u.ap.probe_resp);
5dfdaf58 1056
73da7d5b
SW		 1057 /* abort any running channel switch */
1058 sdata->vif.csa_active = false;
1059 cancel_work_sync(&sdata->csa_finalize_work);
1060
7b20b8e8 1061 /* turn off carrier for this interface and dependent VLANs */
3edaf3e6
JB		 1062 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1063 netif_carrier_off(vlan->dev);
1064 netif_carrier_off(dev);
1065
7b20b8e8 1066 /* remove beacon and probe response */
a9b3cd7f 1067 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
7b20b8e8
JB		 1068 RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
1069 kfree_rcu(old_beacon, rcu_head);
1070 if (old_probe_resp)
1071 kfree_rcu(old_probe_resp, rcu_head);
8860020e 1072
2d4072a5 1073 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
75de9113
JB		 1074 sta_info_flush_defer(vlan);
1075 sta_info_flush_defer(sdata);
8ceb5955 1076 synchronize_net();
75de9113 1077 rcu_barrier();
7b4396bd 1078 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
75de9113 1079 sta_info_flush_cleanup(vlan);
7b4396bd
JB		 1080 ieee80211_free_keys(vlan);
1081 }
75de9113 1082 sta_info_flush_cleanup(sdata);
7b4396bd 1083 ieee80211_free_keys(sdata);
75de9113 1084
d6a83228 1085 sdata->vif.bss_conf.enable_beacon = false;
0eabccd9 1086 sdata->vif.bss_conf.ssid_len = 0;
d6a83228 1087 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
2d0ddec5 1088 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
8860020e 1089
a6b368f6
SW		 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,
1093 GFP_KERNEL);
1094 }
1095
1041638f
JB		 1096 drv_stop_ap(sdata->local, sdata);
1097
7b20b8e8
JB		 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);
1101
1f4ac5a6 1102 ieee80211_vif_copy_chanctx_to_vlans(sdata, true);
55de908a
JB		 1103 ieee80211_vif_release_channel(sdata);
1104
2d0ddec5 1105 return 0;
5dfdaf58
JB		 1106}
1107
4fd6931e
JB		 1108/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
1109struct iapp_layer2_update {
1110 u8 da[ETH_ALEN]; /* broadcast */
1111 u8 sa[ETH_ALEN]; /* STA addr */
1112 __be16 len; /* 6 */
1113 u8 dsap; /* 0 */
1114 u8 ssap; /* 0 */
1115 u8 control;
1116 u8 xid_info[3];
bc10502d 1117} __packed;
4fd6931e
JB		 1118
1119static void ieee80211_send_layer2_update(struct sta_info *sta)
1120{
1121 struct iapp_layer2_update *msg;
1122 struct sk_buff *skb;
1123
1124 /* Send Level 2 Update Frame to update forwarding tables in layer 2
1125 * bridge devices */
1126
1127 skb = dev_alloc_skb(sizeof(*msg));
1128 if (!skb)
1129 return;
1130 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
1131
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 */
1134
e83e6541 1135 eth_broadcast_addr(msg->da);
17741cdc 1136 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
4fd6931e
JB		 1137 msg->len = htons(6);
1138 msg->dsap = 0;
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) */
1145
d0709a65
JB		 1146 skb->dev = sta->sdata->dev;
1147 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
4fd6931e 1148 memset(skb->cb, 0, sizeof(skb->cb));
06ee1c26 1149 netif_rx_ni(skb);
4fd6931e
JB		 1150}
1151
d582cffb
JB		 1152static int sta_apply_auth_flags(struct ieee80211_local *local,
1153 struct sta_info *sta,
1154 u32 mask, u32 set)
1155{
1156 int ret;
1157
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);
1162 if (ret)
1163 return ret;
1164 }
1165
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);
1170 if (ret)
1171 return ret;
1172 }
1173
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);
1179 else
1180 ret = 0;
1181 if (ret)
1182 return ret;
1183 }
1184
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);
1189 if (ret)
1190 return ret;
1191 }
1192
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);
1197 if (ret)
1198 return ret;
1199 }
1200
1201 return 0;
1202}
1203
d9a7ddb0
JB		 1204static int sta_apply_parameters(struct ieee80211_local *local,
1205 struct sta_info *sta,
1206 struct station_parameters *params)
4fd6931e 1207{
d9a7ddb0 1208 int ret = 0;
8318d78a 1209 struct ieee80211_supported_band *sband;
d0709a65 1210 struct ieee80211_sub_if_data *sdata = sta->sdata;
55de908a 1211 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
eccb8e8f 1212 u32 mask, set;
4fd6931e 1213
55de908a 1214 sband = local->hw.wiphy->bands[band];
ae5eb026 1215
eccb8e8f
JB		 1216 mask = params->sta_flags_mask;
1217 set = params->sta_flags_set;
73651ee6 1218
d582cffb
JB		 1219 if (ieee80211_vif_is_mesh(&sdata->vif)) {
1220 /*
1221 * In mesh mode, ASSOCIATED isn't part of the nl80211
1222 * API but must follow AUTHENTICATED for driver state.
1223 */
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);
77ee7c89
JB		 1228 } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1229 /*
1230 * TDLS -- everything follows authorized, but
1231 * only becoming authorized is possible, not
1232 * going back
1233 */
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);
1239 }
eccb8e8f 1240 }
4fd6931e 1241
d582cffb
JB		 1242 ret = sta_apply_auth_flags(local, sta, mask, set);
1243 if (ret)
1244 return ret;
d9a7ddb0 1245
eccb8e8f 1246 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
eccb8e8f 1247 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
c2c98fde
JB		 1248 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1249 else
1250 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
eccb8e8f 1251 }
4fd6931e 1252
eccb8e8f 1253 if (mask & BIT(NL80211_STA_FLAG_WME)) {
39df600a 1254 if (set & BIT(NL80211_STA_FLAG_WME)) {
c2c98fde 1255 set_sta_flag(sta, WLAN_STA_WME);
39df600a 1256 sta->sta.wme = true;
c2c98fde
JB		 1257 } else {
1258 clear_sta_flag(sta, WLAN_STA_WME);
1259 sta->sta.wme = false;
39df600a 1260 }
eccb8e8f 1261 }
5394af4d 1262
eccb8e8f 1263 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
eccb8e8f 1264 if (set & BIT(NL80211_STA_FLAG_MFP))
c2c98fde
JB		 1265 set_sta_flag(sta, WLAN_STA_MFP);
1266 else
1267 clear_sta_flag(sta, WLAN_STA_MFP);
4fd6931e 1268 }
b39c48fa 1269
07ba55d7 1270 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
07ba55d7 1271 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
c2c98fde
JB		 1272 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1273 else
1274 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
07ba55d7 1275 }
4fd6931e 1276
3b9ce80c
JB		 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;
1280 }
9533b4ac 1281
51b50fbe
JB		 1282 /*
1283 * cfg80211 validates this (1-2007) and allows setting the AID
1284 * only when creating a new station entry
1285 */
1286 if (params->aid)
1287 sta->sta.aid = params->aid;
1288
73651ee6 1289 /*
ba23d206
JB		 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
1294 * TDLS peer.
73651ee6
JB		 1295 */
1296
4fd6931e
JB		 1297 if (params->listen_interval >= 0)
1298 sta->listen_interval = params->listen_interval;
1299
1300 if (params->supported_rates) {
2103dec1
SW		 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]);
4fd6931e 1305 }
c5dd9c2b 1306
d9fe60de 1307 if (params->ht_capa)
ef96a842 1308 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
e1a0c6b3 1309 params->ht_capa, sta);
36aedc90 1310
f461be3e
MP		 1311 if (params->vht_capa)
1312 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
4a34215e 1313 params->vht_capa, sta);
f461be3e 1314
9c3990aa 1315 if (ieee80211_vif_is_mesh(&sdata->vif)) {
4daf50f2 1316#ifdef CONFIG_MAC80211_MESH
39886b61 1317 u32 changed = 0;
77ee7c89
JB		 1318
1319 if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) {
9c3990aa 1320 switch (params->plink_state) {
57cf8043 1321 case NL80211_PLINK_ESTAB:
1617bab8
MP		 1322 if (sta->plink_state != NL80211_PLINK_ESTAB)
1323 changed = mesh_plink_inc_estab_count(
1324 sdata);
1325 sta->plink_state = params->plink_state;
3f52b7e3
MP		 1326
1327 ieee80211_mps_sta_status_update(sta);
39886b61
TP		 1328 changed |= ieee80211_mps_set_sta_local_pm(sta,
1329 sdata->u.mesh.mshcfg.power_mode);
1617bab8
MP		 1330 break;
1331 case NL80211_PLINK_LISTEN:
57cf8043 1332 case NL80211_PLINK_BLOCKED:
1617bab8
MP		 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(
1339 sdata);
9c3990aa 1340 sta->plink_state = params->plink_state;
3f52b7e3
MP		 1341
1342 ieee80211_mps_sta_status_update(sta);
39886b61
TP		 1343 changed |=
1344 ieee80211_mps_local_status_update(sdata);
9c3990aa
JC		 1345 break;
1346 default:
1347 /* nothing */
1348 break;
1349 }
77ee7c89
JB		 1350 }
1351
1352 switch (params->plink_action) {
1353 case NL80211_PLINK_ACTION_NO_ACTION:
1354 /* nothing */
1355 break;
1356 case NL80211_PLINK_ACTION_OPEN:
1357 changed |= mesh_plink_open(sta);
1358 break;
1359 case NL80211_PLINK_ACTION_BLOCK:
1360 changed |= mesh_plink_block(sta);
1361 break;
1617bab8 1362 }
3f52b7e3
MP		 1363
1364 if (params->local_pm)
39886b61
TP		 1365 changed |=
1366 ieee80211_mps_set_sta_local_pm(sta,
1367 params->local_pm);
1368 ieee80211_bss_info_change_notify(sdata, changed);
4daf50f2 1369#endif
902acc78 1370 }
d9a7ddb0
JB		 1371
1372 return 0;
4fd6931e
JB		 1373}
1374
1375static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
1376 u8 *mac, struct station_parameters *params)
1377{
14db74bc 1378 struct ieee80211_local *local = wiphy_priv(wiphy);
4fd6931e
JB		 1379 struct sta_info *sta;
1380 struct ieee80211_sub_if_data *sdata;
73651ee6 1381 int err;
b8d476c8 1382 int layer2_update;
4fd6931e 1383
4fd6931e
JB		 1384 if (params->vlan) {
1385 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1386
05c914fe
JB		 1387 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1388 sdata->vif.type != NL80211_IFTYPE_AP)
4fd6931e
JB		 1389 return -EINVAL;
1390 } else
1391 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1392
b203ca39 1393 if (ether_addr_equal(mac, sdata->vif.addr))
03e4497e
JB		 1394 return -EINVAL;
1395
1396 if (is_multicast_ether_addr(mac))
1397 return -EINVAL;
1398
1399 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
73651ee6
JB		 1400 if (!sta)
1401 return -ENOMEM;
4fd6931e 1402
d582cffb
JB		 1403 /*
1404 * defaults -- if userspace wants something else we'll
1405 * change it accordingly in sta_apply_parameters()
1406 */
77ee7c89
JB		 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);
1410 }
4fd6931e 1411
d9a7ddb0
JB		 1412 err = sta_apply_parameters(local, sta, params);
1413 if (err) {
1414 sta_info_free(local, sta);
1415 return err;
1416 }
4fd6931e 1417
d64cf63e 1418 /*
77ee7c89
JB		 1419 * for TDLS, rate control should be initialized only when
1420 * rates are known and station is marked authorized
d64cf63e
AN		 1421 */
1422 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER))
1423 rate_control_rate_init(sta);
4fd6931e 1424
b8d476c8
JM		 1425 layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
1426 sdata->vif.type == NL80211_IFTYPE_AP;
1427
34e89507 1428 err = sta_info_insert_rcu(sta);
73651ee6 1429 if (err) {
73651ee6
JB		 1430 rcu_read_unlock();
1431 return err;
1432 }
1433
b8d476c8 1434 if (layer2_update)
73651ee6
JB		 1435 ieee80211_send_layer2_update(sta);
1436
1437 rcu_read_unlock();
1438
4fd6931e
JB		 1439 return 0;
1440}
1441
1442static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1443 u8 *mac)
1444{
14db74bc 1445 struct ieee80211_sub_if_data *sdata;
4fd6931e 1446
14db74bc
JB		 1447 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1448
34e89507
JB		 1449 if (mac)
1450 return sta_info_destroy_addr_bss(sdata, mac);
4fd6931e 1451
b998e8bb 1452 sta_info_flush(sdata);
4fd6931e
JB		 1453 return 0;
1454}
1455
1456static int ieee80211_change_station(struct wiphy *wiphy,
77ee7c89 1457 struct net_device *dev, u8 *mac,
4fd6931e
JB		 1458 struct station_parameters *params)
1459{
abe60632 1460 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
14db74bc 1461 struct ieee80211_local *local = wiphy_priv(wiphy);
4fd6931e
JB		 1462 struct sta_info *sta;
1463 struct ieee80211_sub_if_data *vlansdata;
77ee7c89 1464 enum cfg80211_station_type statype;
35b88623 1465 int err;
4fd6931e 1466
87be1e1e 1467 mutex_lock(&local->sta_mtx);
98dd6a57 1468
0e5ded5a 1469 sta = sta_info_get_bss(sdata, mac);
98dd6a57 1470 if (!sta) {
77ee7c89
JB		 1471 err = -ENOENT;
1472 goto out_err;
98dd6a57 1473 }
4fd6931e 1474
77ee7c89
JB		 1475 switch (sdata->vif.type) {
1476 case NL80211_IFTYPE_MESH_POINT:
a6dad6a2 1477 if (sdata->u.mesh.user_mpm)
eef941e6 1478 statype = CFG80211_STA_MESH_PEER_USER;
77ee7c89 1479 else
eef941e6 1480 statype = CFG80211_STA_MESH_PEER_KERNEL;
77ee7c89
JB		 1481 break;
1482 case NL80211_IFTYPE_ADHOC:
1483 statype = CFG80211_STA_IBSS;
1484 break;
1485 case NL80211_IFTYPE_STATION:
1486 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
1487 statype = CFG80211_STA_AP_STA;
1488 break;
1489 }
1490 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
1491 statype = CFG80211_STA_TDLS_PEER_ACTIVE;
1492 else
1493 statype = CFG80211_STA_TDLS_PEER_SETUP;
1494 break;
1495 case NL80211_IFTYPE_AP:
1496 case NL80211_IFTYPE_AP_VLAN:
1497 statype = CFG80211_STA_AP_CLIENT;
1498 break;
1499 default:
1500 err = -EOPNOTSUPP;
1501 goto out_err;
bdd90d5e
JB		 1502 }
1503
77ee7c89
JB		 1504 err = cfg80211_check_station_change(wiphy, params, statype);
1505 if (err)
1506 goto out_err;
1507
d0709a65 1508 if (params->vlan && params->vlan != sta->sdata->dev) {
7e3ed02c
FF		 1509 bool prev_4addr = false;
1510 bool new_4addr = false;
1511
4fd6931e
JB		 1512 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1513
9bc383de 1514 if (params->vlan->ieee80211_ptr->use_4addr) {
3305443c 1515 if (vlansdata->u.vlan.sta) {
77ee7c89
JB		 1516 err = -EBUSY;
1517 goto out_err;
3305443c 1518 }
f14543ee 1519
cf778b00 1520 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
7e3ed02c
FF		 1521 new_4addr = true;
1522 }
1523
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);
1527 prev_4addr = true;
f14543ee
FF		 1528 }
1529
14db74bc 1530 sta->sdata = vlansdata;
7e3ed02c
FF		 1531
1532 if (sta->sta_state == IEEE80211_STA_AUTHORIZED &&
1533 prev_4addr != new_4addr) {
1534 if (new_4addr)
1535 atomic_dec(&sta->sdata->bss->num_mcast_sta);
1536 else
1537 atomic_inc(&sta->sdata->bss->num_mcast_sta);
1538 }
1539
4fd6931e
JB		 1540 ieee80211_send_layer2_update(sta);
1541 }
1542
35b88623 1543 err = sta_apply_parameters(local, sta, params);
77ee7c89
JB		 1544 if (err)
1545 goto out_err;
4fd6931e 1546
77ee7c89
JB		 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))
d64cf63e
AN		 1550 rate_control_rate_init(sta);
1551
87be1e1e 1552 mutex_unlock(&local->sta_mtx);
98dd6a57 1553
808118cb 1554 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
ab095877 1555 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
808118cb 1556 ieee80211_recalc_ps(local, -1);
ab095877
EP		 1557 ieee80211_recalc_ps_vif(sdata);
1558 }
77ee7c89 1559
4fd6931e 1560 return 0;
77ee7c89
JB		 1561out_err:
1562 mutex_unlock(&local->sta_mtx);
1563 return err;
4fd6931e
JB		 1564}
1565
c5dd9c2b
LCC		 1566#ifdef CONFIG_MAC80211_MESH
1567static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
1568 u8 *dst, u8 *next_hop)
1569{
14db74bc 1570 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1571 struct mesh_path *mpath;
1572 struct sta_info *sta;
c5dd9c2b 1573
14db74bc
JB		 1574 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1575
d0709a65 1576 rcu_read_lock();
abe60632 1577 sta = sta_info_get(sdata, next_hop);
d0709a65
JB		 1578 if (!sta) {
1579 rcu_read_unlock();
c5dd9c2b 1580 return -ENOENT;
d0709a65 1581 }
c5dd9c2b 1582
ae76eef0
BC		 1583 mpath = mesh_path_add(sdata, dst);
1584 if (IS_ERR(mpath)) {
d0709a65 1585 rcu_read_unlock();
ae76eef0 1586 return PTR_ERR(mpath);
d0709a65 1587 }
c5dd9c2b 1588
c5dd9c2b 1589 mesh_path_fix_nexthop(mpath, sta);
d0709a65 1590
c5dd9c2b
LCC		 1591 rcu_read_unlock();
1592 return 0;
1593}
1594
1595static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
bf7cd94d 1596 u8 *dst)
c5dd9c2b 1597{
f698d856
JBG		 1598 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1599
c5dd9c2b 1600 if (dst)
bf7cd94d 1601 return mesh_path_del(sdata, dst);
c5dd9c2b 1602
ece1a2e7 1603 mesh_path_flush_by_iface(sdata);
c5dd9c2b
LCC		 1604 return 0;
1605}
1606
1607static int ieee80211_change_mpath(struct wiphy *wiphy,
1608 struct net_device *dev,
1609 u8 *dst, u8 *next_hop)
1610{
14db74bc 1611 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1612 struct mesh_path *mpath;
1613 struct sta_info *sta;
1614
14db74bc
JB		 1615 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1616
d0709a65
JB		 1617 rcu_read_lock();
1618
abe60632 1619 sta = sta_info_get(sdata, next_hop);
d0709a65
JB		 1620 if (!sta) {
1621 rcu_read_unlock();
c5dd9c2b 1622 return -ENOENT;
d0709a65 1623 }
c5dd9c2b 1624
bf7cd94d 1625 mpath = mesh_path_lookup(sdata, dst);
c5dd9c2b
LCC		 1626 if (!mpath) {
1627 rcu_read_unlock();
c5dd9c2b
LCC		 1628 return -ENOENT;
1629 }
1630
1631 mesh_path_fix_nexthop(mpath, sta);
d0709a65 1632
c5dd9c2b
LCC		 1633 rcu_read_unlock();
1634 return 0;
1635}
1636
1637static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
1638 struct mpath_info *pinfo)
1639{
a3836e02
JB		 1640 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
1641
1642 if (next_hop_sta)
1643 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
c5dd9c2b
LCC		 1644 else
1645 memset(next_hop, 0, ETH_ALEN);
1646
7ce8c7a3
LAYS		 1647 memset(pinfo, 0, sizeof(*pinfo));
1648
f5ea9120
JB		 1649 pinfo->generation = mesh_paths_generation;
1650
c5dd9c2b 1651 pinfo->filled = MPATH_INFO_FRAME_QLEN |
d19b3bf6 1652 MPATH_INFO_SN |
c5dd9c2b
LCC		 1653 MPATH_INFO_METRIC |
1654 MPATH_INFO_EXPTIME |
1655 MPATH_INFO_DISCOVERY_TIMEOUT |
1656 MPATH_INFO_DISCOVERY_RETRIES |
1657 MPATH_INFO_FLAGS;
1658
1659 pinfo->frame_qlen = mpath->frame_queue.qlen;
d19b3bf6 1660 pinfo->sn = mpath->sn;
c5dd9c2b
LCC		 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;
c5dd9c2b
LCC		 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;
d19b3bf6
RP		 1671 if (mpath->flags & MESH_PATH_SN_VALID)
1672 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
c5dd9c2b
LCC		 1673 if (mpath->flags & MESH_PATH_FIXED)
1674 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
7ce8c7a3
LAYS		 1675 if (mpath->flags & MESH_PATH_RESOLVED)
1676 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
c5dd9c2b
LCC		 1677}
1678
1679static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
1680 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
1681
1682{
14db74bc 1683 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1684 struct mesh_path *mpath;
1685
14db74bc
JB		 1686 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1687
c5dd9c2b 1688 rcu_read_lock();
bf7cd94d 1689 mpath = mesh_path_lookup(sdata, dst);
c5dd9c2b
LCC		 1690 if (!mpath) {
1691 rcu_read_unlock();
1692 return -ENOENT;
1693 }
1694 memcpy(dst, mpath->dst, ETH_ALEN);
1695 mpath_set_pinfo(mpath, next_hop, pinfo);
1696 rcu_read_unlock();
1697 return 0;
1698}
1699
1700static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
1701 int idx, u8 *dst, u8 *next_hop,
1702 struct mpath_info *pinfo)
1703{
14db74bc 1704 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1705 struct mesh_path *mpath;
1706
14db74bc
JB		 1707 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1708
c5dd9c2b 1709 rcu_read_lock();
bf7cd94d 1710 mpath = mesh_path_lookup_by_idx(sdata, idx);
c5dd9c2b
LCC		 1711 if (!mpath) {
1712 rcu_read_unlock();
1713 return -ENOENT;
1714 }
1715 memcpy(dst, mpath->dst, ETH_ALEN);
1716 mpath_set_pinfo(mpath, next_hop, pinfo);
1717 rcu_read_unlock();
1718 return 0;
1719}
93da9cc1 1720
24bdd9f4 1721static int ieee80211_get_mesh_config(struct wiphy *wiphy,
93da9cc1 1722 struct net_device *dev,
1723 struct mesh_config *conf)
1724{
1725 struct ieee80211_sub_if_data *sdata;
1726 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1727
93da9cc1 1728 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1729 return 0;
1730}
1731
1732static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1733{
1734 return (mask >> (parm-1)) & 0x1;
1735}
1736
c80d545d
JC		 1737static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
1738 const struct mesh_setup *setup)
1739{
1740 u8 *new_ie;
1741 const u8 *old_ie;
4bb62344
CYY		 1742 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
1743 struct ieee80211_sub_if_data, u.mesh);
c80d545d 1744
581a8b0f 1745 /* allocate information elements */
c80d545d 1746 new_ie = NULL;
581a8b0f 1747 old_ie = ifmsh->ie;
c80d545d 1748
581a8b0f
JC		 1749 if (setup->ie_len) {
1750 new_ie = kmemdup(setup->ie, setup->ie_len,
c80d545d
JC		 1751 GFP_KERNEL);
1752 if (!new_ie)
1753 return -ENOMEM;
1754 }
581a8b0f
JC		 1755 ifmsh->ie_len = setup->ie_len;
1756 ifmsh->ie = new_ie;
1757 kfree(old_ie);
c80d545d
JC		 1758
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);
d299a1f2 1762 ifmsh->mesh_sp_id = setup->sync_method;
c80d545d
JC		 1763 ifmsh->mesh_pp_id = setup->path_sel_proto;
1764 ifmsh->mesh_pm_id = setup->path_metric;
a6dad6a2 1765 ifmsh->user_mpm = setup->user_mpm;
0d4261ad 1766 ifmsh->mesh_auth_id = setup->auth_id;
b130e5ce
JC		 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;
c80d545d 1772
4bb62344
CYY		 1773 /* mcast rate setting in Mesh Node */
1774 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
1775 sizeof(setup->mcast_rate));
ffb3cf30 1776 sdata->vif.bss_conf.basic_rates = setup->basic_rates;
4bb62344 1777
9bdbf04d
MP		 1778 sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
1779 sdata->vif.bss_conf.dtim_period = setup->dtim_period;
1780
c80d545d
JC		 1781 return 0;
1782}
1783
24bdd9f4 1784static int ieee80211_update_mesh_config(struct wiphy *wiphy,
29cbe68c
JB		 1785 struct net_device *dev, u32 mask,
1786 const struct mesh_config *nconf)
93da9cc1 1787{
1788 struct mesh_config *conf;
1789 struct ieee80211_sub_if_data *sdata;
63c5723b
RP		 1790 struct ieee80211_if_mesh *ifmsh;
1791
93da9cc1 1792 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
63c5723b 1793 ifmsh = &sdata->u.mesh;
93da9cc1 1794
93da9cc1 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;
45904f21 1809 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
58886a90 1810 conf->element_ttl = nconf->element_ttl;
146bb483
TP		 1811 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) {
1812 if (ifmsh->user_mpm)
1813 return -EBUSY;
93da9cc1 1814 conf->auto_open_plinks = nconf->auto_open_plinks;
146bb483 1815 }
d299a1f2
JC		 1816 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
1817 conf->dot11MeshNbrOffsetMaxNeighbor =
1818 nconf->dot11MeshNbrOffsetMaxNeighbor;
93da9cc1 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;
dca7e943
TP		 1832 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
1833 conf->dot11MeshHWMPperrMinInterval =
1834 nconf->dot11MeshHWMPperrMinInterval;
93da9cc1 1835 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1836 mask))
1837 conf->dot11MeshHWMPnetDiameterTraversalTime =
1838 nconf->dot11MeshHWMPnetDiameterTraversalTime;
63c5723b
RP		 1839 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1840 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1841 ieee80211_mesh_root_setup(ifmsh);
1842 }
16dd7267 1843 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
c6133661
TP		 1844 /* our current gate announcement implementation rides on root
1845 * announcements, so require this ifmsh to also be a root node
1846 * */
1847 if (nconf->dot11MeshGateAnnouncementProtocol &&
dbb912cd
CYY		 1848 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
1849 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
c6133661
TP		 1850 ieee80211_mesh_root_setup(ifmsh);
1851 }
16dd7267
JC		 1852 conf->dot11MeshGateAnnouncementProtocol =
1853 nconf->dot11MeshGateAnnouncementProtocol;
1854 }
a4f606ea 1855 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
0507e159
JC		 1856 conf->dot11MeshHWMPRannInterval =
1857 nconf->dot11MeshHWMPRannInterval;
94f90656
CYY		 1858 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
1859 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
55335137
AN		 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.
1863 */
1864 if (!(sdata->local->hw.flags & IEEE80211_HW_SIGNAL_DBM))
1865 return -ENOTSUPP;
1866 conf->rssi_threshold = nconf->rssi_threshold;
1867 }
70c33eaa
AN		 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);
1872 }
ac1073a6
CYY		 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;
728b19e5
CYY		 1879 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
1880 conf->dot11MeshHWMPconfirmationInterval =
1881 nconf->dot11MeshHWMPconfirmationInterval;
3f52b7e3
MP		 1882 if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) {
1883 conf->power_mode = nconf->power_mode;
1884 ieee80211_mps_local_status_update(sdata);
1885 }
2b5e1967 1886 if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask))
3f52b7e3
MP		 1887 conf->dot11MeshAwakeWindowDuration =
1888 nconf->dot11MeshAwakeWindowDuration;
66de6713
CT		 1889 if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask))
1890 conf->plink_timeout = nconf->plink_timeout;
2b5e1967 1891 ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON);
93da9cc1 1892 return 0;
1893}
1894
29cbe68c
JB		 1895static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
1896 const struct mesh_config *conf,
1897 const struct mesh_setup *setup)
1898{
1899 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1900 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
c80d545d 1901 int err;
29cbe68c 1902
c80d545d
JC		 1903 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
1904 err = copy_mesh_setup(ifmsh, setup);
1905 if (err)
1906 return err;
cc1d2806 1907
04ecd257
JB		 1908 /* can mesh use other SMPS modes? */
1909 sdata->smps_mode = IEEE80211_SMPS_OFF;
1910 sdata->needed_rx_chains = sdata->local->rx_chains;
1911
4bf88530 1912 err = ieee80211_vif_use_channel(sdata, &setup->chandef,
55de908a 1913 IEEE80211_CHANCTX_SHARED);
cc1d2806
JB		 1914 if (err)
1915 return err;
1916
2b5e1967 1917 return ieee80211_start_mesh(sdata);
29cbe68c
JB		 1918}
1919
1920static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
1921{
1922 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1923
1924 ieee80211_stop_mesh(sdata);
55de908a 1925 ieee80211_vif_release_channel(sdata);
29cbe68c
JB		 1926
1927 return 0;
1928}
c5dd9c2b
LCC		 1929#endif
1930
9f1ba906
JM		 1931static int ieee80211_change_bss(struct wiphy *wiphy,
1932 struct net_device *dev,
1933 struct bss_parameters *params)
1934{
55de908a
JB		 1935 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1936 enum ieee80211_band band;
9f1ba906
JM		 1937 u32 changed = 0;
1938
55de908a
JB		 1939 if (!rtnl_dereference(sdata->u.ap.beacon))
1940 return -ENOENT;
1941
1942 band = ieee80211_get_sdata_band(sdata);
9f1ba906 1943
9f1ba906 1944 if (params->use_cts_prot >= 0) {
bda3933a 1945 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
9f1ba906
JM		 1946 changed |= BSS_CHANGED_ERP_CTS_PROT;
1947 }
1948 if (params->use_short_preamble >= 0) {
bda3933a 1949 sdata->vif.bss_conf.use_short_preamble =
9f1ba906
JM		 1950 params->use_short_preamble;
1951 changed |= BSS_CHANGED_ERP_PREAMBLE;
1952 }
43d35343
FF		 1953
1954 if (!sdata->vif.bss_conf.use_short_slot &&
55de908a 1955 band == IEEE80211_BAND_5GHZ) {
43d35343
FF		 1956 sdata->vif.bss_conf.use_short_slot = true;
1957 changed |= BSS_CHANGED_ERP_SLOT;
1958 }
1959
9f1ba906 1960 if (params->use_short_slot_time >= 0) {
bda3933a 1961 sdata->vif.bss_conf.use_short_slot =
9f1ba906
JM		 1962 params->use_short_slot_time;
1963 changed |= BSS_CHANGED_ERP_SLOT;
1964 }
1965
90c97a04 1966 if (params->basic_rates) {
2103dec1
SW		 1967 ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef,
1968 wiphy->bands[band],
1969 params->basic_rates,
1970 params->basic_rates_len,
1971 &sdata->vif.bss_conf.basic_rates);
90c97a04
JM		 1972 changed |= BSS_CHANGED_BASIC_RATES;
1973 }
1974
7b7b5e56
FF		 1975 if (params->ap_isolate >= 0) {
1976 if (params->ap_isolate)
1977 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
1978 else
1979 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
1980 }
1981
80d7e403
HS		 1982 if (params->ht_opmode >= 0) {
1983 sdata->vif.bss_conf.ht_operation_mode =
1984 (u16) params->ht_opmode;
1985 changed |= BSS_CHANGED_HT;
1986 }
1987
339afbf4 1988 if (params->p2p_ctwindow >= 0) {
67baf663
JD		 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;
339afbf4
JB		 1993 changed |= BSS_CHANGED_P2P_PS;
1994 }
1995
67baf663
JD		 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;
339afbf4
JB		 2003 changed |= BSS_CHANGED_P2P_PS;
2004 }
2005
9f1ba906
JM		 2006 ieee80211_bss_info_change_notify(sdata, changed);
2007
2008 return 0;
2009}
2010
31888487 2011static int ieee80211_set_txq_params(struct wiphy *wiphy,
f70f01c2 2012 struct net_device *dev,
31888487
JM		 2013 struct ieee80211_txq_params *params)
2014{
2015 struct ieee80211_local *local = wiphy_priv(wiphy);
f6f3def3 2016 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
31888487
JM		 2017 struct ieee80211_tx_queue_params p;
2018
2019 if (!local->ops->conf_tx)
2020 return -EOPNOTSUPP;
2021
54bcbc69
JB		 2022 if (local->hw.queues < IEEE80211_NUM_ACS)
2023 return -EOPNOTSUPP;
2024
31888487
JM		 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;
ab13315a
KV		 2030
2031 /*
2032 * Setting tx queue params disables u-apsd because it's only
2033 * called in master mode.
2034 */
2035 p.uapsd = false;
2036
a3304b0a
JB		 2037 sdata->tx_conf[params->ac] = p;
2038 if (drv_conf_tx(local, sdata, params->ac, &p)) {
0fb9a9ec 2039 wiphy_debug(local->hw.wiphy,
a3304b0a
JB		 2040 "failed to set TX queue parameters for AC %d\n",
2041 params->ac);
31888487
JM		 2042 return -EINVAL;
2043 }
2044
7d25745d
JB		 2045 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
2046
31888487
JM		 2047 return 0;
2048}
2049
665af4fc 2050#ifdef CONFIG_PM
ff1b6e69
JB		 2051static int ieee80211_suspend(struct wiphy *wiphy,
2052 struct cfg80211_wowlan *wowlan)
665af4fc 2053{
eecc4800 2054 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
665af4fc
BC		 2055}
2056
2057static int ieee80211_resume(struct wiphy *wiphy)
2058{
2059 return __ieee80211_resume(wiphy_priv(wiphy));
2060}
2061#else
2062#define ieee80211_suspend NULL
2063#define ieee80211_resume NULL
2064#endif
2065
2a519311 2066static int ieee80211_scan(struct wiphy *wiphy,
2a519311
JB		 2067 struct cfg80211_scan_request *req)
2068{
fd014284
JB		 2069 struct ieee80211_sub_if_data *sdata;
2070
2071 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2a519311 2072
2ca27bcf
JB		 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:
f142c6b9 2078 case NL80211_IFTYPE_P2P_DEVICE:
2ca27bcf
JB		 2079 break;
2080 case NL80211_IFTYPE_P2P_GO:
2081 if (sdata->local->ops->hw_scan)
2082 break;
e9d7732e
JB		 2083 /*
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
2087 */
2ca27bcf 2088 case NL80211_IFTYPE_AP:
5c95b940
AQ		 2089 /*
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
2094 * lost)
2095 */
2096 if (sdata->u.ap.beacon &&
2097 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
2098 !(req->flags & NL80211_SCAN_FLAG_AP)))
2ca27bcf
JB		 2099 return -EOPNOTSUPP;
2100 break;
2101 default:
2102 return -EOPNOTSUPP;
2103 }
2a519311
JB		 2104
2105 return ieee80211_request_scan(sdata, req);
2106}
2107
79f460ca
LC		 2108static int
2109ieee80211_sched_scan_start(struct wiphy *wiphy,
2110 struct net_device *dev,
2111 struct cfg80211_sched_scan_request *req)
2112{
2113 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2114
2115 if (!sdata->local->ops->sched_scan_start)
2116 return -EOPNOTSUPP;
2117
2118 return ieee80211_request_sched_scan_start(sdata, req);
2119}
2120
2121static int
85a9994a 2122ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev)
79f460ca
LC		 2123{
2124 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2125
2126 if (!sdata->local->ops->sched_scan_stop)
2127 return -EOPNOTSUPP;
2128
85a9994a 2129 return ieee80211_request_sched_scan_stop(sdata);
79f460ca
LC		 2130}
2131
636a5d36
JM		 2132static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
2133 struct cfg80211_auth_request *req)
2134{
77fdaa12 2135 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 2136}
2137
2138static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
2139 struct cfg80211_assoc_request *req)
2140{
77fdaa12 2141 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 2142}
2143
2144static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
63c9c5e7 2145 struct cfg80211_deauth_request *req)
636a5d36 2146{
63c9c5e7 2147 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 2148}
2149
2150static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
63c9c5e7 2151 struct cfg80211_disassoc_request *req)
636a5d36 2152{
63c9c5e7 2153 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 2154}
2155
af8cdcd8
JB		 2156static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
2157 struct cfg80211_ibss_params *params)
2158{
55de908a 2159 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
af8cdcd8
JB		 2160}
2161
2162static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
2163{
55de908a 2164 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
af8cdcd8
JB		 2165}
2166
391e53e3
AQ		 2167static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
2168 int rate[IEEE80211_NUM_BANDS])
2169{
2170 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2171
9887dbf5
CD		 2172 memcpy(sdata->vif.bss_conf.mcast_rate, rate,
2173 sizeof(int) * IEEE80211_NUM_BANDS);
391e53e3
AQ		 2174
2175 return 0;
2176}
2177
b9a5f8ca
JM		 2178static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
2179{
2180 struct ieee80211_local *local = wiphy_priv(wiphy);
24487981 2181 int err;
b9a5f8ca 2182
f23a4780
AN		 2183 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
2184 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
2185
2186 if (err)
2187 return err;
2188 }
2189
310bc676
LT		 2190 if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
2191 err = drv_set_coverage_class(local, wiphy->coverage_class);
2192
2193 if (err)
2194 return err;
2195 }
2196
b9a5f8ca 2197 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
24487981 2198 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
b9a5f8ca 2199
24487981
JB		 2200 if (err)
2201 return err;
b9a5f8ca
JM		 2202 }
2203
8bc83c24
JB		 2204 if (changed & WIPHY_PARAM_RETRY_SHORT) {
2205 if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
2206 return -EINVAL;
b9a5f8ca 2207 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
8bc83c24
JB		 2208 }
2209 if (changed & WIPHY_PARAM_RETRY_LONG) {
2210 if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
2211 return -EINVAL;
b9a5f8ca 2212 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
8bc83c24 2213 }
b9a5f8ca
JM		 2214 if (changed &
2215 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
2216 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
2217
2218 return 0;
2219}
2220
7643a2c3 2221static int ieee80211_set_tx_power(struct wiphy *wiphy,
c8442118 2222 struct wireless_dev *wdev,
fa61cf70 2223 enum nl80211_tx_power_setting type, int mbm)
7643a2c3
JB		 2224{
2225 struct ieee80211_local *local = wiphy_priv(wiphy);
1ea6f9c0 2226 struct ieee80211_sub_if_data *sdata;
7643a2c3 2227
1ea6f9c0
JB		 2228 if (wdev) {
2229 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2230
2231 switch (type) {
2232 case NL80211_TX_POWER_AUTOMATIC:
2233 sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2234 break;
2235 case NL80211_TX_POWER_LIMITED:
2236 case NL80211_TX_POWER_FIXED:
2237 if (mbm < 0 || (mbm % 100))
2238 return -EOPNOTSUPP;
2239 sdata->user_power_level = MBM_TO_DBM(mbm);
2240 break;
2241 }
2242
2243 ieee80211_recalc_txpower(sdata);
2244
2245 return 0;
2246 }
55de908a 2247
7643a2c3 2248 switch (type) {
fa61cf70 2249 case NL80211_TX_POWER_AUTOMATIC:
1ea6f9c0 2250 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
7643a2c3 2251 break;
fa61cf70 2252 case NL80211_TX_POWER_LIMITED:
fa61cf70
JO		 2253 case NL80211_TX_POWER_FIXED:
2254 if (mbm < 0 || (mbm % 100))
2255 return -EOPNOTSUPP;
fa61cf70 2256 local->user_power_level = MBM_TO_DBM(mbm);
7643a2c3 2257 break;
7643a2c3
JB		 2258 }
2259
1ea6f9c0
JB		 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);
7643a2c3
JB		 2266
2267 return 0;
2268}
2269
c8442118
JB		 2270static int ieee80211_get_tx_power(struct wiphy *wiphy,
2271 struct wireless_dev *wdev,
2272 int *dbm)
7643a2c3
JB		 2273{
2274 struct ieee80211_local *local = wiphy_priv(wiphy);
1ea6f9c0 2275 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
7643a2c3 2276
1ea6f9c0
JB		 2277 if (!local->use_chanctx)
2278 *dbm = local->hw.conf.power_level;
2279 else
2280 *dbm = sdata->vif.bss_conf.txpower;
7643a2c3 2281
7643a2c3
JB		 2282 return 0;
2283}
2284
ab737a4f 2285static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
388ac775 2286 const u8 *addr)
ab737a4f
JB		 2287{
2288 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2289
2290 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
2291
2292 return 0;
2293}
2294
1f87f7d3
JB		 2295static void ieee80211_rfkill_poll(struct wiphy *wiphy)
2296{
2297 struct ieee80211_local *local = wiphy_priv(wiphy);
2298
2299 drv_rfkill_poll(local);
2300}
2301
aff89a9b 2302#ifdef CONFIG_NL80211_TESTMODE
99783e2c 2303static int ieee80211_testmode_cmd(struct wiphy *wiphy, void *data, int len)
aff89a9b
JB		 2304{
2305 struct ieee80211_local *local = wiphy_priv(wiphy);
2306
2307 if (!local->ops->testmode_cmd)
2308 return -EOPNOTSUPP;
2309
2310 return local->ops->testmode_cmd(&local->hw, data, len);
2311}
71063f0e
WYG		 2312
2313static int ieee80211_testmode_dump(struct wiphy *wiphy,
2314 struct sk_buff *skb,
2315 struct netlink_callback *cb,
2316 void *data, int len)
2317{
2318 struct ieee80211_local *local = wiphy_priv(wiphy);
2319
2320 if (!local->ops->testmode_dump)
2321 return -EOPNOTSUPP;
2322
2323 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
2324}
aff89a9b
JB		 2325#endif
2326
0f78231b
JB		 2327int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
2328 enum ieee80211_smps_mode smps_mode)
2329{
2330 const u8 *ap;
2331 enum ieee80211_smps_mode old_req;
2332 int err;
2333
8d61ffa5 2334 lockdep_assert_held(&sdata->wdev.mtx);
243e6df4 2335
0f78231b
JB		 2336 old_req = sdata->u.mgd.req_smps;
2337 sdata->u.mgd.req_smps = smps_mode;
2338
2339 if (old_req == smps_mode &&
2340 smps_mode != IEEE80211_SMPS_AUTOMATIC)
2341 return 0;
2342
2343 /*
2344 * If not associated, or current association is not an HT
04ecd257
JB		 2345 * association, there's no need to do anything, just store
2346 * the new value until we associate.
0f78231b
JB		 2347 */
2348 if (!sdata->u.mgd.associated ||
4bf88530 2349 sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
0f78231b 2350 return 0;
0f78231b 2351
0c1ad2ca 2352 ap = sdata->u.mgd.associated->bssid;
0f78231b
JB		 2353
2354 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
2355 if (sdata->u.mgd.powersave)
2356 smps_mode = IEEE80211_SMPS_DYNAMIC;
2357 else
2358 smps_mode = IEEE80211_SMPS_OFF;
2359 }
2360
2361 /* send SM PS frame to AP */
2362 err = ieee80211_send_smps_action(sdata, smps_mode,
2363 ap, ap);
2364 if (err)
2365 sdata->u.mgd.req_smps = old_req;
2366
2367 return err;
2368}
2369
bc92afd9
JB		 2370static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2371 bool enabled, int timeout)
2372{
2373 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2374 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
bc92afd9 2375
ee1f6681
CYY		 2376 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
2377 sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
e5de30c9
BP		 2378 return -EOPNOTSUPP;
2379
bc92afd9
JB		 2380 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
2381 return -EOPNOTSUPP;
2382
2383 if (enabled == sdata->u.mgd.powersave &&
ff616381 2384 timeout == local->dynamic_ps_forced_timeout)
bc92afd9
JB		 2385 return 0;
2386
2387 sdata->u.mgd.powersave = enabled;
ff616381 2388 local->dynamic_ps_forced_timeout = timeout;
bc92afd9 2389
0f78231b 2390 /* no change, but if automatic follow powersave */
ed405be5 2391 sdata_lock(sdata);
0f78231b 2392 __ieee80211_request_smps(sdata, sdata->u.mgd.req_smps);
ed405be5 2393 sdata_unlock(sdata);
0f78231b 2394
bc92afd9
JB		 2395 if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
2396 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
2397
2398 ieee80211_recalc_ps(local, -1);
ab095877 2399 ieee80211_recalc_ps_vif(sdata);
bc92afd9
JB		 2400
2401 return 0;
2402}
2403
a97c13c3
JO		 2404static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
2405 struct net_device *dev,
2406 s32 rssi_thold, u32 rssi_hyst)
2407{
2408 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
a97c13c3
JO		 2409 struct ieee80211_vif *vif = &sdata->vif;
2410 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2411
a97c13c3
JO		 2412 if (rssi_thold == bss_conf->cqm_rssi_thold &&
2413 rssi_hyst == bss_conf->cqm_rssi_hyst)
2414 return 0;
2415
2416 bss_conf->cqm_rssi_thold = rssi_thold;
2417 bss_conf->cqm_rssi_hyst = rssi_hyst;
2418
2419 /* tell the driver upon association, unless already associated */
ea086359
JB		 2420 if (sdata->u.mgd.associated &&
2421 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
a97c13c3
JO		 2422 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2423
2424 return 0;
2425}
2426
9930380f
JB		 2427static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
2428 struct net_device *dev,
2429 const u8 *addr,
2430 const struct cfg80211_bitrate_mask *mask)
2431{
2432 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2433 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
bdbfd6b5 2434 int i, ret;
2c7e6bc9 2435
554a43d5
EP		 2436 if (!ieee80211_sdata_running(sdata))
2437 return -ENETDOWN;
2438
bdbfd6b5
SM		 2439 if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) {
2440 ret = drv_set_bitrate_mask(local, sdata, mask);
2441 if (ret)
2442 return ret;
2443 }
9930380f 2444
19468413 2445 for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
2ffbe6d3
FF		 2446 struct ieee80211_supported_band *sband = wiphy->bands[i];
2447 int j;
2448
37eb0b16 2449 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
19468413
SW		 2450 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].mcs,
2451 sizeof(mask->control[i].mcs));
2ffbe6d3
FF		 2452
2453 sdata->rc_has_mcs_mask[i] = false;
2454 if (!sband)
2455 continue;
2456
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;
2460 break;
2461 }
19468413 2462 }
9930380f 2463
37eb0b16 2464 return 0;
9930380f
JB		 2465}
2466
2eb278e0
JB		 2467static int ieee80211_start_roc_work(struct ieee80211_local *local,
2468 struct ieee80211_sub_if_data *sdata,
2469 struct ieee80211_channel *channel,
2eb278e0 2470 unsigned int duration, u64 *cookie,
d339d5ca
IP		 2471 struct sk_buff *txskb,
2472 enum ieee80211_roc_type type)
2eb278e0
JB		 2473{
2474 struct ieee80211_roc_work *roc, *tmp;
2475 bool queued = false;
21f83589 2476 int ret;
21f83589
JB		 2477
2478 lockdep_assert_held(&local->mtx);
2479
fe57d9f5
JB		 2480 if (local->use_chanctx && !local->ops->remain_on_channel)
2481 return -EOPNOTSUPP;
2482
2eb278e0
JB		 2483 roc = kzalloc(sizeof(*roc), GFP_KERNEL);
2484 if (!roc)
2485 return -ENOMEM;
2486
2487 roc->chan = channel;
2eb278e0
JB		 2488 roc->duration = duration;
2489 roc->req_duration = duration;
2490 roc->frame = txskb;
d339d5ca 2491 roc->type = type;
2eb278e0
JB		 2492 roc->mgmt_tx_cookie = (unsigned long)txskb;
2493 roc->sdata = sdata;
2494 INIT_DELAYED_WORK(&roc->work, ieee80211_sw_roc_work);
2495 INIT_LIST_HEAD(&roc->dependents);
2496
2497 /* if there's one pending or we're scanning, queue this one */
164eb02d
SW		 2498 if (!list_empty(&local->roc_list) ||
2499 local->scanning || local->radar_detect_enabled)
2eb278e0
JB		 2500 goto out_check_combine;
2501
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);
2505 goto out_queue;
2506 }
2507
2508 /* otherwise actually kick it off here (for error handling) */
2509
2510 /*
2511 * If the duration is zero, then the driver
2512 * wouldn't actually do anything. Set it to
2513 * 10 for now.
2514 *
2515 * TODO: cancel the off-channel operation
2516 * when we get the SKB's TX status and
2517 * the wait time was zero before.
2518 */
2519 if (!duration)
2520 duration = 10;
2521
d339d5ca 2522 ret = drv_remain_on_channel(local, sdata, channel, duration, type);
21f83589 2523 if (ret) {
2eb278e0
JB		 2524 kfree(roc);
2525 return ret;
21f83589
JB		 2526 }
2527
2eb278e0
JB		 2528 roc->started = true;
2529 goto out_queue;
2530
2531 out_check_combine:
2532 list_for_each_entry(tmp, &local->roc_list, list) {
42d97a59 2533 if (tmp->chan != channel || tmp->sdata != sdata)
2eb278e0
JB		 2534 continue;
2535
2536 /*
2537 * Extend this ROC if possible:
2538 *
2539 * If it hasn't started yet, just increase the duration
2540 * and add the new one to the list of dependents.
d339d5ca
IP		 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.
2eb278e0
JB		 2543 */
2544 if (!tmp->started) {
2545 list_add_tail(&roc->list, &tmp->dependents);
2546 tmp->duration = max(tmp->duration, roc->duration);
d339d5ca 2547 tmp->type = max(tmp->type, roc->type);
2eb278e0
JB		 2548 queued = true;
2549 break;
2550 }
2551
2552 /* If it has already started, it's more difficult ... */
2553 if (local->ops->remain_on_channel) {
2554 unsigned long j = jiffies;
2555
2556 /*
2557 * In the offloaded ROC case, if it hasn't begun, add
2558 * this new one to the dependent list to be handled
d339d5ca 2559 * when the master one begins. If it has begun,
2eb278e0
JB		 2560 * check that there's still a minimum time left and
2561 * if so, start this one, transmitting the frame, but
d339d5ca 2562 * add it to the list directly after this one with
2eb278e0
JB		 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
2568 * normal list.
d339d5ca
IP		 2569 * TODO: the ROC type is ignored here, assuming that it
2570 * is better to immediately use the current ROC.
2eb278e0
JB		 2571 */
2572 if (!tmp->hw_begun) {
2573 list_add_tail(&roc->list, &tmp->dependents);
2574 queued = true;
2575 break;
2576 }
2577
2578 if (time_before(j + IEEE80211_ROC_MIN_LEFT,
2579 tmp->hw_start_time +
2580 msecs_to_jiffies(tmp->duration))) {
2581 int new_dur;
2582
2583 ieee80211_handle_roc_started(roc);
2584
2585 new_dur = roc->duration -
2586 jiffies_to_msecs(tmp->hw_start_time +
2587 msecs_to_jiffies(
2588 tmp->duration) -
2589 j);
2590
2591 if (new_dur > 0) {
2592 /* add right after tmp */
2593 list_add(&roc->list, &tmp->list);
2594 } else {
2595 list_add_tail(&roc->list,
2596 &tmp->dependents);
2597 }
2598 queued = true;
2599 }
2600 } else if (del_timer_sync(&tmp->work.timer)) {
2601 unsigned long new_end;
2602
2603 /*
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.)
2609 */
2610
2611 list_add_tail(&roc->list, &tmp->dependents);
2612 queued = true;
2613
2614 new_end = jiffies + msecs_to_jiffies(roc->duration);
2615
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);
2619 else
2620 add_timer(&tmp->work.timer);
2621
2622 ieee80211_handle_roc_started(roc);
2623 }
2624 break;
2625 }
2626
2627 out_queue:
2628 if (!queued)
2629 list_add_tail(&roc->list, &local->roc_list);
2630
2631 /*
50febf6a 2632 * cookie is either the roc cookie (for normal roc)
2eb278e0
JB		 2633 * or the SKB (for mgmt TX)
2634 */
50febf6a
JB		 2635 if (!txskb) {
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)) {
2641 roc->cookie = 1;
2642 local->roc_cookie_counter++;
2643 }
2644 *cookie = roc->cookie;
2645 } else {
2eb278e0 2646 *cookie = (unsigned long)txskb;
50febf6a 2647 }
2eb278e0
JB		 2648
2649 return 0;
21f83589
JB		 2650}
2651
b8bc4b0a 2652static int ieee80211_remain_on_channel(struct wiphy *wiphy,
71bbc994 2653 struct wireless_dev *wdev,
b8bc4b0a 2654 struct ieee80211_channel *chan,
b8bc4b0a
JB		 2655 unsigned int duration,
2656 u64 *cookie)
2657{
71bbc994 2658 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
21f83589 2659 struct ieee80211_local *local = sdata->local;
2eb278e0 2660 int ret;
21f83589 2661
2eb278e0 2662 mutex_lock(&local->mtx);
42d97a59 2663 ret = ieee80211_start_roc_work(local, sdata, chan,
d339d5ca
IP		 2664 duration, cookie, NULL,
2665 IEEE80211_ROC_TYPE_NORMAL);
2eb278e0 2666 mutex_unlock(&local->mtx);
b8bc4b0a 2667
2eb278e0 2668 return ret;
b8bc4b0a
JB		 2669}
2670
2eb278e0
JB		 2671static int ieee80211_cancel_roc(struct ieee80211_local *local,
2672 u64 cookie, bool mgmt_tx)
21f83589 2673{
2eb278e0 2674 struct ieee80211_roc_work *roc, *tmp, *found = NULL;
21f83589
JB		 2675 int ret;
2676
2eb278e0
JB		 2677 mutex_lock(&local->mtx);
2678 list_for_each_entry_safe(roc, tmp, &local->roc_list, list) {
e979e33c
JB		 2679 struct ieee80211_roc_work *dep, *tmp2;
2680
2681 list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
50febf6a 2682 if (!mgmt_tx && dep->cookie != cookie)
e979e33c
JB		 2683 continue;
2684 else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
2685 continue;
2686 /* found dependent item -- just remove it */
2687 list_del(&dep->list);
2688 mutex_unlock(&local->mtx);
2689
3fbd45ca 2690 ieee80211_roc_notify_destroy(dep, true);
e979e33c
JB		 2691 return 0;
2692 }
2693
50febf6a 2694 if (!mgmt_tx && roc->cookie != cookie)
2eb278e0
JB		 2695 continue;
2696 else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
2697 continue;
21f83589 2698
2eb278e0
JB		 2699 found = roc;
2700 break;
2701 }
21f83589 2702
2eb278e0
JB		 2703 if (!found) {
2704 mutex_unlock(&local->mtx);
2705 return -ENOENT;
2706 }
21f83589 2707
e979e33c
JB		 2708 /*
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.
2713 */
2714
2eb278e0
JB		 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);
2720 return ret;
2721 }
2722 }
21f83589 2723
2eb278e0 2724 list_del(&found->list);
21f83589 2725
0f6b3f59
JB		 2726 if (found->started)
2727 ieee80211_start_next_roc(local);
2eb278e0 2728 mutex_unlock(&local->mtx);
21f83589 2729
3fbd45ca 2730 ieee80211_roc_notify_destroy(found, true);
2eb278e0
JB		 2731 } else {
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);
21f83589 2735
21f83589
JB		 2736 mutex_unlock(&local->mtx);
2737
2eb278e0
JB		 2738 /* work will clean up etc */
2739 flush_delayed_work(&found->work);
3fbd45ca
JB		 2740 WARN_ON(!found->to_be_freed);
2741 kfree(found);
21f83589 2742 }
b8bc4b0a 2743
2eb278e0 2744 return 0;
b8bc4b0a
JB		 2745}
2746
2eb278e0 2747static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
71bbc994 2748 struct wireless_dev *wdev,
2eb278e0 2749 u64 cookie)
f30221e4 2750{
71bbc994 2751 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2eb278e0 2752 struct ieee80211_local *local = sdata->local;
f30221e4 2753
2eb278e0 2754 return ieee80211_cancel_roc(local, cookie, false);
f30221e4
JB		 2755}
2756
164eb02d
SW		 2757static int ieee80211_start_radar_detection(struct wiphy *wiphy,
2758 struct net_device *dev,
2759 struct cfg80211_chan_def *chandef)
2760{
2761 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2762 struct ieee80211_local *local = sdata->local;
2763 unsigned long timeout;
2764 int err;
2765
2766 if (!list_empty(&local->roc_list) || local->scanning)
2767 return -EBUSY;
2768
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;
2773
2774 mutex_lock(&local->iflist_mtx);
2775 err = ieee80211_vif_use_channel(sdata, chandef,
2776 IEEE80211_CHANCTX_SHARED);
2777 mutex_unlock(&local->iflist_mtx);
2778 if (err)
2779 return err;
2780
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);
2784
2785 return 0;
2786}
2787
73da7d5b
SW		 2788static struct cfg80211_beacon_data *
2789cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
2790{
2791 struct cfg80211_beacon_data *new_beacon;
2792 u8 *pos;
2793 int len;
2794
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;
2798
2799 new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL);
2800 if (!new_beacon)
2801 return NULL;
2802
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;
2809 }
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;
2815 }
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;
2821 }
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;
2827 }
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;
2833 }
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;
2839 }
2840
2841 return new_beacon;
2842}
2843
2844void ieee80211_csa_finalize_work(struct work_struct *work)
2845{
2846 struct ieee80211_sub_if_data *sdata =
2847 container_of(work, struct ieee80211_sub_if_data,
2848 csa_finalize_work);
2849 struct ieee80211_local *local = sdata->local;
2850 int err, changed;
2851
2852 if (!ieee80211_sdata_running(sdata))
2853 return;
2854
2855 if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP))
2856 return;
2857
2858 sdata->radar_required = sdata->csa_radar_required;
2859 err = ieee80211_vif_change_channel(sdata, &local->csa_chandef,
2860 &changed);
2861 if (WARN_ON(err < 0))
2862 return;
2863
2864 err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon);
2865 if (err < 0)
2866 return;
2867
2868 changed |= err;
2869 kfree(sdata->u.ap.next_beacon);
2870 sdata->u.ap.next_beacon = NULL;
2871 sdata->vif.csa_active = false;
2872
2873 ieee80211_wake_queues_by_reason(&sdata->local->hw,
2874 IEEE80211_MAX_QUEUE_MAP,
2875 IEEE80211_QUEUE_STOP_REASON_CSA);
2876
2877 ieee80211_bss_info_change_notify(sdata, changed);
2878
2879 cfg80211_ch_switch_notify(sdata->dev, &local->csa_chandef);
2880}
2881
2882static int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
2883 struct cfg80211_csa_settings *params)
2884{
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;
2890
2891 if (!list_empty(&local->roc_list) || local->scanning)
2892 return -EBUSY;
2893
2894 if (sdata->wdev.cac_started)
2895 return -EBUSY;
2896
2897 if (cfg80211_chandef_identical(&params->chandef,
2898 &sdata->vif.bss_conf.chandef))
2899 return -EINVAL;
2900
2901 rcu_read_lock();
2902 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
2903 if (!chanctx_conf) {
2904 rcu_read_unlock();
2905 return -EBUSY;
2906 }
2907
2908 /* don't handle for multi-VIF cases */
2909 chanctx = container_of(chanctx_conf, struct ieee80211_chanctx, conf);
2910 if (chanctx->refcount > 1) {
2911 rcu_read_unlock();
2912 return -EBUSY;
2913 }
2914 num_chanctx = 0;
2915 list_for_each_entry_rcu(chanctx, &local->chanctx_list, list)
2916 num_chanctx++;
2917 rcu_read_unlock();
2918
2919 if (num_chanctx > 1)
2920 return -EBUSY;
2921
2922 /* don't allow another channel switch if one is already active. */
2923 if (sdata->vif.csa_active)
2924 return -EBUSY;
2925
2926 /* only handle AP for now. */
2927 switch (sdata->vif.type) {
2928 case NL80211_IFTYPE_AP:
2929 break;
2930 default:
2931 return -EOPNOTSUPP;
2932 }
2933
2934 sdata->u.ap.next_beacon = cfg80211_beacon_dup(&params->beacon_after);
2935 if (!sdata->u.ap.next_beacon)
2936 return -ENOMEM;
2937
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;
2941
2942 if (params->block_tx)
2943 ieee80211_stop_queues_by_reason(&local->hw,
2944 IEEE80211_MAX_QUEUE_MAP,
2945 IEEE80211_QUEUE_STOP_REASON_CSA);
2946
2947 err = ieee80211_assign_beacon(sdata, &params->beacon_csa);
2948 if (err < 0)
2949 return err;
2950
2951 local->csa_chandef = params->chandef;
2952 sdata->vif.csa_active = true;
2953
2954 ieee80211_bss_info_change_notify(sdata, err);
2955 drv_channel_switch_beacon(sdata, &params->chandef);
2956
2957 return 0;
2958}
2959
71bbc994 2960static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
f7ca38df 2961 struct ieee80211_channel *chan, bool offchan,
42d97a59
JB		 2962 unsigned int wait, const u8 *buf, size_t len,
2963 bool no_cck, bool dont_wait_for_ack, u64 *cookie)
026331c4 2964{
71bbc994 2965 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
9d38d85d
JB		 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;
2eb278e0 2970 bool need_offchan = false;
e247bd90 2971 u32 flags;
2eb278e0 2972 int ret;
f7ca38df 2973
e247bd90
JB		 2974 if (dont_wait_for_ack)
2975 flags = IEEE80211_TX_CTL_NO_ACK;
2976 else
2977 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
2978 IEEE80211_TX_CTL_REQ_TX_STATUS;
2979
aad14ceb
RM		 2980 if (no_cck)
2981 flags |= IEEE80211_TX_CTL_NO_CCK_RATE;
2982
9d38d85d
JB		 2983 switch (sdata->vif.type) {
2984 case NL80211_IFTYPE_ADHOC:
2eb278e0
JB		 2985 if (!sdata->vif.bss_conf.ibss_joined)
2986 need_offchan = true;
2987 /* fall through */
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;
2993 /* fall through */
2994#endif
663fcafd
JB		 2995 case NL80211_IFTYPE_AP:
2996 case NL80211_IFTYPE_AP_VLAN:
2997 case NL80211_IFTYPE_P2P_GO:
2eb278e0
JB		 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;
663fcafd 3002 if (!ieee80211_is_action(mgmt->frame_control) ||
ac49e1a8
TP		 3003 mgmt->u.action.category == WLAN_CATEGORY_PUBLIC ||
3004 mgmt->u.action.category == WLAN_CATEGORY_SELF_PROTECTED)
9d38d85d
JB		 3005 break;
3006 rcu_read_lock();
3007 sta = sta_info_get(sdata, mgmt->da);
3008 rcu_read_unlock();
3009 if (!sta)
3010 return -ENOLINK;
3011 break;
3012 case NL80211_IFTYPE_STATION:
663fcafd 3013 case NL80211_IFTYPE_P2P_CLIENT:
2eb278e0
JB		 3014 if (!sdata->u.mgd.associated)
3015 need_offchan = true;
9d38d85d 3016 break;
f142c6b9
JB		 3017 case NL80211_IFTYPE_P2P_DEVICE:
3018 need_offchan = true;
3019 break;
9d38d85d
JB		 3020 default:
3021 return -EOPNOTSUPP;
3022 }
3023
f7aeb6fb
AQ		 3024 /* configurations requiring offchan cannot work if no channel has been
3025 * specified
3026 */
3027 if (need_offchan && !chan)
3028 return -EINVAL;
3029
2eb278e0
JB		 3030 mutex_lock(&local->mtx);
3031
3032 /* Check if the operating channel is the requested channel */
3033 if (!need_offchan) {
55de908a
JB		 3034 struct ieee80211_chanctx_conf *chanctx_conf;
3035
3036 rcu_read_lock();
3037 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3038
f7aeb6fb
AQ		 3039 if (chanctx_conf) {
3040 need_offchan = chan && (chan != chanctx_conf->def.chan);
3041 } else if (!chan) {
3042 ret = -EINVAL;
3043 rcu_read_unlock();
3044 goto out_unlock;
3045 } else {
2eb278e0 3046 need_offchan = true;
f7aeb6fb 3047 }
55de908a 3048 rcu_read_unlock();
2eb278e0
JB		 3049 }
3050
3051 if (need_offchan && !offchan) {
3052 ret = -EBUSY;
3053 goto out_unlock;
3054 }
3055
9d38d85d 3056 skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
2eb278e0
JB		 3057 if (!skb) {
3058 ret = -ENOMEM;
3059 goto out_unlock;
3060 }
9d38d85d
JB		 3061 skb_reserve(skb, local->hw.extra_tx_headroom);
3062
3063 memcpy(skb_put(skb, len), buf, len);
3064
3065 IEEE80211_SKB_CB(skb)->flags = flags;
3066
3067 skb->dev = sdata->dev;
9d38d85d 3068
2eb278e0 3069 if (!need_offchan) {
7f9f78ab 3070 *cookie = (unsigned long) skb;
f30221e4 3071 ieee80211_tx_skb(sdata, skb);
2eb278e0
JB		 3072 ret = 0;
3073 goto out_unlock;
f30221e4
JB		 3074 }
3075
6c17b77b
SF		 3076 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_TX_OFFCHAN |
3077 IEEE80211_TX_INTFL_OFFCHAN_TX_OK;
2eb278e0
JB		 3078 if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)
3079 IEEE80211_SKB_CB(skb)->hw_queue =
3080 local->hw.offchannel_tx_hw_queue;
f30221e4 3081
2eb278e0 3082 /* This will handle all kinds of coalescing and immediate TX */
42d97a59 3083 ret = ieee80211_start_roc_work(local, sdata, chan,
d339d5ca
IP		 3084 wait, cookie, skb,
3085 IEEE80211_ROC_TYPE_MGMT_TX);
2eb278e0
JB		 3086 if (ret)
3087 kfree_skb(skb);
3088 out_unlock:
3089 mutex_unlock(&local->mtx);
3090 return ret;
026331c4
JM		 3091}
3092
f30221e4 3093static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
71bbc994 3094 struct wireless_dev *wdev,
f30221e4
JB		 3095 u64 cookie)
3096{
71bbc994 3097 struct ieee80211_local *local = wiphy_priv(wiphy);
f30221e4 3098
2eb278e0 3099 return ieee80211_cancel_roc(local, cookie, true);
f30221e4
JB		 3100}
3101
7be5086d 3102static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
71bbc994 3103 struct wireless_dev *wdev,
7be5086d
JB		 3104 u16 frame_type, bool reg)
3105{
3106 struct ieee80211_local *local = wiphy_priv(wiphy);
3107
6abe0563 3108 switch (frame_type) {
6abe0563
WH		 3109 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
3110 if (reg)
3111 local->probe_req_reg++;
3112 else
3113 local->probe_req_reg--;
7be5086d 3114
35f5149e
FF		 3115 if (!local->open_count)
3116 break;
3117
6abe0563
WH		 3118 ieee80211_queue_work(&local->hw, &local->reconfig_filter);
3119 break;
3120 default:
3121 break;
3122 }
7be5086d
JB		 3123}
3124
15d96753
BR		 3125static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
3126{
3127 struct ieee80211_local *local = wiphy_priv(wiphy);
3128
3129 if (local->started)
3130 return -EOPNOTSUPP;
3131
3132 return drv_set_antenna(local, tx_ant, rx_ant);
3133}
3134
3135static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
3136{
3137 struct ieee80211_local *local = wiphy_priv(wiphy);
3138
3139 return drv_get_antenna(local, tx_ant, rx_ant);
3140}
3141
38c09159
JL		 3142static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx)
3143{
3144 struct ieee80211_local *local = wiphy_priv(wiphy);
3145
3146 return drv_set_ringparam(local, tx, rx);
3147}
3148
3149static void ieee80211_get_ringparam(struct wiphy *wiphy,
3150 u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
3151{
3152 struct ieee80211_local *local = wiphy_priv(wiphy);
3153
3154 drv_get_ringparam(local, tx, tx_max, rx, rx_max);
3155}
3156
c68f4b89
JB		 3157static int ieee80211_set_rekey_data(struct wiphy *wiphy,
3158 struct net_device *dev,
3159 struct cfg80211_gtk_rekey_data *data)
3160{
3161 struct ieee80211_local *local = wiphy_priv(wiphy);
3162 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3163
3164 if (!local->ops->set_rekey_data)
3165 return -EOPNOTSUPP;
3166
3167 drv_set_rekey_data(local, sdata, data);
3168
3169 return 0;
3170}
3171
dfe018bf
AN		 3172static void ieee80211_tdls_add_ext_capab(struct sk_buff *skb)
3173{
3174 u8 *pos = (void *)skb_put(skb, 7);
3175
3176 *pos++ = WLAN_EID_EXT_CAPABILITY;
3177 *pos++ = 5; /* len */
3178 *pos++ = 0x0;
3179 *pos++ = 0x0;
3180 *pos++ = 0x0;
3181 *pos++ = 0x0;
3182 *pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED;
3183}
3184
3185static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
3186{
3187 struct ieee80211_local *local = sdata->local;
3188 u16 capab;
3189
3190 capab = 0;
55de908a 3191 if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ)
dfe018bf
AN		 3192 return capab;
3193
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;
3198
3199 return capab;
3200}
3201
3202static void ieee80211_tdls_add_link_ie(struct sk_buff *skb, u8 *src_addr,
3203 u8 *peer, u8 *bssid)
3204{
3205 struct ieee80211_tdls_lnkie *lnkid;
3206
3207 lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie));
3208
3209 lnkid->ie_type = WLAN_EID_LINK_ID;
3210 lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2;
3211
3212 memcpy(lnkid->bssid, bssid, ETH_ALEN);
3213 memcpy(lnkid->init_sta, src_addr, ETH_ALEN);
3214 memcpy(lnkid->resp_sta, peer, ETH_ALEN);
3215}
3216
3217static int
3218ieee80211_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)
3221{
3222 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55de908a 3223 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
dfe018bf
AN		 3224 struct ieee80211_tdls_data *tf;
3225
3226 tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u));
3227
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;
3232
3233 switch (action_code) {
3234 case WLAN_TDLS_SETUP_REQUEST:
3235 tf->category = WLAN_CATEGORY_TDLS;
3236 tf->action_code = WLAN_TDLS_SETUP_REQUEST;
3237
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));
3242
55de908a
JB		 3243 ieee80211_add_srates_ie(sdata, skb, false, band);
3244 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
dfe018bf
AN		 3245 ieee80211_tdls_add_ext_capab(skb);
3246 break;
3247 case WLAN_TDLS_SETUP_RESPONSE:
3248 tf->category = WLAN_CATEGORY_TDLS;
3249 tf->action_code = WLAN_TDLS_SETUP_RESPONSE;
3250
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));
3256
55de908a
JB		 3257 ieee80211_add_srates_ie(sdata, skb, false, band);
3258 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
dfe018bf
AN		 3259 ieee80211_tdls_add_ext_capab(skb);
3260 break;
3261 case WLAN_TDLS_SETUP_CONFIRM:
3262 tf->category = WLAN_CATEGORY_TDLS;
3263 tf->action_code = WLAN_TDLS_SETUP_CONFIRM;
3264
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;
3268 break;
3269 case WLAN_TDLS_TEARDOWN:
3270 tf->category = WLAN_CATEGORY_TDLS;
3271 tf->action_code = WLAN_TDLS_TEARDOWN;
3272
3273 skb_put(skb, sizeof(tf->u.teardown));
3274 tf->u.teardown.reason_code = cpu_to_le16(status_code);
3275 break;
3276 case WLAN_TDLS_DISCOVERY_REQUEST:
3277 tf->category = WLAN_CATEGORY_TDLS;
3278 tf->action_code = WLAN_TDLS_DISCOVERY_REQUEST;
3279
3280 skb_put(skb, sizeof(tf->u.discover_req));
3281 tf->u.discover_req.dialog_token = dialog_token;
3282 break;
3283 default:
3284 return -EINVAL;
3285 }
3286
3287 return 0;
3288}
3289
3290static int
3291ieee80211_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)
3294{
3295 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55de908a 3296 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
dfe018bf
AN		 3297 struct ieee80211_mgmt *mgmt;
3298
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);
3304
3305 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
3306 IEEE80211_STYPE_ACTION);
3307
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 =
3315 dialog_token;
3316 mgmt->u.action.u.tdls_discover_resp.capability =
3317 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
3318
55de908a
JB		 3319 ieee80211_add_srates_ie(sdata, skb, false, band);
3320 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
dfe018bf
AN		 3321 ieee80211_tdls_add_ext_capab(skb);
3322 break;
3323 default:
3324 return -EINVAL;
3325 }
3326
3327 return 0;
3328}
3329
3330static 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)
3334{
3335 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3336 struct ieee80211_local *local = sdata->local;
dfe018bf
AN		 3337 struct sk_buff *skb = NULL;
3338 bool send_direct;
3339 int ret;
3340
3341 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3342 return -ENOTSUPP;
3343
3344 /* make sure we are in managed mode, and associated */
3345 if (sdata->vif.type != NL80211_IFTYPE_STATION ||
3346 !sdata->u.mgd.associated)
3347 return -EINVAL;
3348
bdcbd8e0
JB		 3349 tdls_dbg(sdata, "TDLS mgmt action %d peer %pM\n",
3350 action_code, peer);
dfe018bf
AN		 3351
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 */
3356 7 + /* ext capab */
3357 extra_ies_len +
3358 sizeof(struct ieee80211_tdls_lnkie));
3359 if (!skb)
3360 return -ENOMEM;
3361
dfe018bf
AN		 3362 skb_reserve(skb, local->hw.extra_tx_headroom);
3363
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,
3372 status_code, skb);
3373 send_direct = false;
3374 break;
3375 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
3376 ret = ieee80211_prep_tdls_direct(wiphy, dev, peer, action_code,
3377 dialog_token, status_code,
3378 skb);
3379 send_direct = true;
3380 break;
3381 default:
3382 ret = -ENOTSUPP;
3383 break;
3384 }
3385
3386 if (ret < 0)
3387 goto fail;
3388
3389 if (extra_ies_len)
3390 memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len);
3391
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);
3401 break;
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);
3407 break;
3408 default:
3409 ret = -ENOTSUPP;
3410 goto fail;
3411 }
3412
3413 if (send_direct) {
3414 ieee80211_tx_skb(sdata, skb);
3415 return 0;
3416 }
3417
3418 /*
3419 * According to 802.11z: Setup req/resp are sent in AC_BK, otherwise
3420 * we should default to AC_VI.
3421 */
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);
3426 skb->priority = 2;
3427 break;
3428 default:
3429 skb_set_queue_mapping(skb, IEEE80211_AC_VI);
3430 skb->priority = 5;
3431 break;
3432 }
3433
3434 /* disable bottom halves when entering the Tx path */
3435 local_bh_disable();
3436 ret = ieee80211_subif_start_xmit(skb, dev);
3437 local_bh_enable();
3438
3439 return ret;
3440
3441fail:
3442 dev_kfree_skb(skb);
3443 return ret;
3444}
3445
3446static int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3447 u8 *peer, enum nl80211_tdls_operation oper)
3448{
941c93cd 3449 struct sta_info *sta;
dfe018bf
AN		 3450 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3451
3452 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3453 return -ENOTSUPP;
3454
3455 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3456 return -EINVAL;
3457
bdcbd8e0 3458 tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer);
dfe018bf
AN		 3459
3460 switch (oper) {
3461 case NL80211_TDLS_ENABLE_LINK:
941c93cd
AN		 3462 rcu_read_lock();
3463 sta = sta_info_get(sdata, peer);
3464 if (!sta) {
3465 rcu_read_unlock();
3466 return -ENOLINK;
3467 }
3468
c2c98fde 3469 set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH);
941c93cd 3470 rcu_read_unlock();
dfe018bf
AN		 3471 break;
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 */
3478 return -ENOTSUPP;
3479 default:
3480 return -ENOTSUPP;
3481 }
3482
3483 return 0;
3484}
3485
06500736
JB		 3486static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
3487 const u8 *peer, u64 *cookie)
3488{
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);
3494 __le16 fc;
3495 bool qos;
3496 struct ieee80211_tx_info *info;
3497 struct sta_info *sta;
55de908a
JB		 3498 struct ieee80211_chanctx_conf *chanctx_conf;
3499 enum ieee80211_band band;
06500736
JB		 3500
3501 rcu_read_lock();
55de908a
JB		 3502 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3503 if (WARN_ON(!chanctx_conf)) {
3504 rcu_read_unlock();
3505 return -EINVAL;
3506 }
4bf88530 3507 band = chanctx_conf->def.chan->band;
06500736 3508 sta = sta_info_get(sdata, peer);
b4487c2d 3509 if (sta) {
06500736 3510 qos = test_sta_flag(sta, WLAN_STA_WME);
b4487c2d
JB		 3511 } else {
3512 rcu_read_unlock();
06500736 3513 return -ENOLINK;
b4487c2d 3514 }
06500736
JB		 3515
3516 if (qos) {
3517 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3518 IEEE80211_STYPE_QOS_NULLFUNC |
3519 IEEE80211_FCTL_FROMDS);
3520 } else {
3521 size -= 2;
3522 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3523 IEEE80211_STYPE_NULLFUNC |
3524 IEEE80211_FCTL_FROMDS);
3525 }
3526
3527 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
55de908a
JB		 3528 if (!skb) {
3529 rcu_read_unlock();
06500736 3530 return -ENOMEM;
55de908a 3531 }
06500736
JB		 3532
3533 skb->dev = dev;
3534
3535 skb_reserve(skb, local->hw.extra_tx_headroom);
3536
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;
3544
3545 info = IEEE80211_SKB_CB(skb);
3546
3547 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
3548 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
3549
3550 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
3551 skb->priority = 7;
3552 if (qos)
3553 nullfunc->qos_ctrl = cpu_to_le16(7);
3554
3555 local_bh_disable();
55de908a 3556 ieee80211_xmit(sdata, skb, band);
06500736 3557 local_bh_enable();
55de908a 3558 rcu_read_unlock();
06500736
JB		 3559
3560 *cookie = (unsigned long) skb;
3561 return 0;
3562}
3563
683b6d3b
JB		 3564static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
3565 struct wireless_dev *wdev,
3566 struct cfg80211_chan_def *chandef)
5b7ccaf3 3567{
55de908a 3568 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
cb601ffa 3569 struct ieee80211_local *local = wiphy_priv(wiphy);
55de908a 3570 struct ieee80211_chanctx_conf *chanctx_conf;
683b6d3b 3571 int ret = -ENODATA;
55de908a
JB		 3572
3573 rcu_read_lock();
feda3027
JB		 3574 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3575 if (chanctx_conf) {
3576 *chandef = chanctx_conf->def;
3577 ret = 0;
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;
3583 else
675a0b04 3584 *chandef = local->_oper_chandef;
683b6d3b 3585 ret = 0;
55de908a
JB		 3586 }
3587 rcu_read_unlock();
5b7ccaf3 3588
683b6d3b 3589 return ret;
5b7ccaf3
JB		 3590}
3591
6d52563f
JB		 3592#ifdef CONFIG_PM
3593static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
3594{
3595 drv_set_wakeup(wiphy_priv(wiphy), enabled);
3596}
3597#endif
3598
f0706e82
JB		 3599struct cfg80211_ops mac80211_config_ops = {
3600 .add_virtual_intf = ieee80211_add_iface,
3601 .del_virtual_intf = ieee80211_del_iface,
42613db7 3602 .change_virtual_intf = ieee80211_change_iface,
f142c6b9
JB		 3603 .start_p2p_device = ieee80211_start_p2p_device,
3604 .stop_p2p_device = ieee80211_stop_p2p_device,
e8cbb4cb
JB		 3605 .add_key = ieee80211_add_key,
3606 .del_key = ieee80211_del_key,
62da92fb 3607 .get_key = ieee80211_get_key,
e8cbb4cb 3608 .set_default_key = ieee80211_config_default_key,
3cfcf6ac 3609 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
8860020e
JB		 3610 .start_ap = ieee80211_start_ap,
3611 .change_beacon = ieee80211_change_beacon,
3612 .stop_ap = ieee80211_stop_ap,
4fd6931e
JB		 3613 .add_station = ieee80211_add_station,
3614 .del_station = ieee80211_del_station,
3615 .change_station = ieee80211_change_station,
7bbdd2d9 3616 .get_station = ieee80211_get_station,
c5dd9c2b 3617 .dump_station = ieee80211_dump_station,
1289723e 3618 .dump_survey = ieee80211_dump_survey,
c5dd9c2b
LCC		 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,
24bdd9f4
JC		 3625 .update_mesh_config = ieee80211_update_mesh_config,
3626 .get_mesh_config = ieee80211_get_mesh_config,
29cbe68c
JB		 3627 .join_mesh = ieee80211_join_mesh,
3628 .leave_mesh = ieee80211_leave_mesh,
c5dd9c2b 3629#endif
9f1ba906 3630 .change_bss = ieee80211_change_bss,
31888487 3631 .set_txq_params = ieee80211_set_txq_params,
e8c9bd5b 3632 .set_monitor_channel = ieee80211_set_monitor_channel,
665af4fc
BC		 3633 .suspend = ieee80211_suspend,
3634 .resume = ieee80211_resume,
2a519311 3635 .scan = ieee80211_scan,
79f460ca
LC		 3636 .sched_scan_start = ieee80211_sched_scan_start,
3637 .sched_scan_stop = ieee80211_sched_scan_stop,
636a5d36
JM		 3638 .auth = ieee80211_auth,
3639 .assoc = ieee80211_assoc,
3640 .deauth = ieee80211_deauth,
3641 .disassoc = ieee80211_disassoc,
af8cdcd8
JB		 3642 .join_ibss = ieee80211_join_ibss,
3643 .leave_ibss = ieee80211_leave_ibss,
391e53e3 3644 .set_mcast_rate = ieee80211_set_mcast_rate,
b9a5f8ca 3645 .set_wiphy_params = ieee80211_set_wiphy_params,
7643a2c3
JB		 3646 .set_tx_power = ieee80211_set_tx_power,
3647 .get_tx_power = ieee80211_get_tx_power,
ab737a4f 3648 .set_wds_peer = ieee80211_set_wds_peer,
1f87f7d3 3649 .rfkill_poll = ieee80211_rfkill_poll,
aff89a9b 3650 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
71063f0e 3651 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
bc92afd9 3652 .set_power_mgmt = ieee80211_set_power_mgmt,
9930380f 3653 .set_bitrate_mask = ieee80211_set_bitrate_mask,
b8bc4b0a
JB		 3654 .remain_on_channel = ieee80211_remain_on_channel,
3655 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
2e161f78 3656 .mgmt_tx = ieee80211_mgmt_tx,
f30221e4 3657 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
a97c13c3 3658 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
7be5086d 3659 .mgmt_frame_register = ieee80211_mgmt_frame_register,
15d96753
BR		 3660 .set_antenna = ieee80211_set_antenna,
3661 .get_antenna = ieee80211_get_antenna,
38c09159
JL		 3662 .set_ringparam = ieee80211_set_ringparam,
3663 .get_ringparam = ieee80211_get_ringparam,
c68f4b89 3664 .set_rekey_data = ieee80211_set_rekey_data,
dfe018bf
AN		 3665 .tdls_oper = ieee80211_tdls_oper,
3666 .tdls_mgmt = ieee80211_tdls_mgmt,
06500736 3667 .probe_client = ieee80211_probe_client,
b53be792 3668 .set_noack_map = ieee80211_set_noack_map,
6d52563f
JB		 3669#ifdef CONFIG_PM
3670 .set_wakeup = ieee80211_set_wakeup,
3671#endif
b1ab7925
BG		 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,
5b7ccaf3 3675 .get_channel = ieee80211_cfg_get_channel,
164eb02d 3676 .start_radar_detection = ieee80211_start_radar_detection,
73da7d5b 3677 .channel_switch = ieee80211_channel_switch,
f0706e82 3678};
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